emacs/lisp/tab-line.el

;;; tab-line.el --- window-local tabs with window buffers -*- lexical-binding: t; -*-

;; Copyright (C) 2019 Free Software Foundation, Inc.

;; Author: Juri Linkov <juri@linkov.net>
;; Keywords: windows tabs
;; Maintainer: emacs-devel@gnu.org

;; This file is part of GNU Emacs.

;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.

;;; Commentary:

;; To enable this mode, run `M-x global-tab-line-mode'.

;;; Code:

(require 'seq) ; tab-line.el is not pre-loaded so it's safe to use it here


(defgroup tab-line nil
  "Window-local tabs."
  :group 'convenience
  :version "27.1")

(defgroup tab-line-faces nil
  "Faces used in the tab line."
  :group 'tab-line
  :group 'faces
  :version "27.1")

(defface tab-line
  '((((type x w32 ns) (class color))
     :inherit variable-pitch
     :height 0.9
     :background "grey85"
     :foreground "black")
    (((type x) (class mono))
     :background "grey")
    (t
     :inverse-video t))
  "Tab line face."
  :version "27.1"
  :group 'tab-line-faces)

(defface tab-line-tab
  '((default
      :inherit tab-line)
    (((class color) (min-colors 88))
     :box (:line-width 1 :style released-button))
    (t
     :inverse-video nil))
  "Tab line face for selected tab."
  :version "27.1"
  :group 'tab-line-faces)

(defface tab-line-tab-inactive
  '((default
      :inherit tab-line-tab)
    (((class color) (min-colors 88))
     :background "grey75")
    (t
     :inverse-video t))
  "Tab line face for non-selected tab."
  :version "27.1"
  :group 'tab-line-faces)

(defface tab-line-tab-current
  '((default
      :inherit tab-line-tab)
    (((class color) (min-colors 88))
     :background "grey85")
    (t
     :inverse-video t))
  "Tab line face for tab with current buffer in selected window."
  :version "27.1"
  :group 'tab-line-faces)

(defface tab-line-highlight
  '((default :inherit tab-line-tab))
  "Tab line face for highlighting."
  :version "27.1"
  :group 'tab-line-faces)

(defface tab-line-close-highlight
  '((t :foreground "red"))
  "Tab line face for highlighting of the close button."
  :version "27.1"
  :group 'tab-line-faces)


(defvar tab-line-tab-map
  (let ((map (make-sparse-keymap)))
    (define-key map [tab-line mouse-1] 'tab-line-select-tab)
    (define-key map [tab-line mouse-2] 'tab-line-close-tab)
    (define-key map "\C-m" 'tab-line-select-tab)
    map)
  "Local keymap for `tab-line-mode' window tabs.")

(defvar tab-line-add-map
  (let ((map (make-sparse-keymap)))
    (define-key map [tab-line mouse-1] 'tab-line-new-tab)
    (define-key map [tab-line mouse-2] 'tab-line-new-tab)
    (define-key map "\C-m" 'tab-line-new-tab)
    map)
  "Local keymap to add `tab-line-mode' window tabs.")

(defvar tab-line-tab-close-map
  (let ((map (make-sparse-keymap)))
    (define-key map [tab-line mouse-1] 'tab-line-close-tab)
    (define-key map [tab-line mouse-2] 'tab-line-close-tab)
    map)
  "Local keymap to close `tab-line-mode' window tabs.")

(defvar tab-line-left-map
  (let ((map (make-sparse-keymap)))
    (define-key map [tab-line mouse-1] 'tab-line-hscroll-left)
    (define-key map [tab-line mouse-2] 'tab-line-hscroll-left)
    (define-key map "\C-m" 'tab-line-new-tab)
    map)
  "Local keymap to scroll `tab-line-mode' window tabs to the left.")

(defvar tab-line-right-map
  (let ((map (make-sparse-keymap)))
    (define-key map [tab-line mouse-1] 'tab-line-hscroll-right)
    (define-key map [tab-line mouse-2] 'tab-line-hscroll-right)
    (define-key map "\C-m" 'tab-line-new-tab)
    map)
  "Local keymap to scroll `tab-line-mode' window tabs to the right.")


(defcustom tab-line-new-tab-choice t
  "Defines what to show in a new tab.
If t, display a selection menu with all available buffers.
If the value is a function, call it with no arguments.
If nil, don't show the new tab button."
  :type '(choice (const     :tag "Buffer menu" t)
                 (function  :tag "Function")
                 (const     :tag "No button" nil))
  :group 'tab-line
  :version "27.1")

(defvar tab-line-new-button
  (propertize " + "
              'display `(image :type xpm
                               :file "tabs/new.xpm"
                               :margin (2 . 0)
                               :ascent center)
              'keymap tab-line-add-map
              'mouse-face 'tab-line-highlight
              'help-echo "Click to add tab")
  "Button for creating a new tab.")

(defcustom tab-line-close-button-show t
  "Defines where to show the close tab button.
If t, show the close tab button on all tabs.
If `selected', show it only on the selected tab.
If `non-selected', show it only on non-selected tab.
If nil, don't show it at all."
  :type '(choice (const :tag "On all tabs" t)
                 (const :tag "On selected tab" selected)
                 (const :tag "On non-selected tabs" non-selected)
                 (const :tag "None" nil))
  :initialize 'custom-initialize-default
  :set (lambda (sym val)
         (set-default sym val)
         (force-mode-line-update))
  :group 'tab-line
  :version "27.1")

(defvar tab-line-close-button
  (propertize " x"
              'display `(image :type xpm
                               :file "tabs/close.xpm"
                               :margin (2 . 0)
                               :ascent center)
              'keymap tab-line-tab-close-map
              'mouse-face 'tab-line-close-highlight
              'help-echo "Click to close tab")
  "Button for closing the clicked tab.")

(defvar tab-line-left-button
  (propertize " <"
              'display `(image :type xpm
                               :file "tabs/left-arrow.xpm"
                               :margin (2 . 0)
                               :ascent center)
              'keymap tab-line-left-map
              'mouse-face 'tab-line-highlight
              'help-echo "Click to scroll left")
  "Button for scrolling horizontally to the left.")

(defvar tab-line-right-button
  (propertize "> "
              'display `(image :type xpm
                               :file "tabs/right-arrow.xpm"
                               :margin (2 . 0)
                               :ascent center)
              'keymap tab-line-right-map
              'mouse-face 'tab-line-highlight
              'help-echo "Click to scroll right")
  "Button for scrolling horizontally to the right.")

(defvar tab-line-separator nil)

(defvar tab-line-tab-name-ellipsis
  (if (char-displayable-p ?…) "…" "..."))


(defcustom tab-line-tab-name-function #'tab-line-tab-name-buffer
  "Function to get a tab name.
Function gets two arguments: tab to get name for and a list of tabs
to display.  By default, use function `tab-line-tab-name'."
  :type '(choice (const :tag "Buffer name"
                        tab-line-tab-name-buffer)
                 (const :tag "Truncated buffer name"
                        tab-line-tab-name-truncated-buffer)
                 (function  :tag "Function"))
  :initialize 'custom-initialize-default
  :set (lambda (sym val)
         (set-default sym val)
         (force-mode-line-update))
  :group 'tab-line
  :version "27.1")

(defun tab-line-tab-name-buffer (buffer &optional _buffers)
  "Generate tab name from BUFFER.
Reduce tab width proportionally to space taken by other tabs.
This function can be overridden by changing the default value of the
variable `tab-line-tab-name-function'."
  (buffer-name buffer))

(defun tab-line-tab-name-truncated-buffer (buffer &optional buffers)
  "Generate tab name from BUFFER.
Reduce tab width proportionally to space taken by other tabs."
  (let ((tab-name (buffer-name buffer))
        (limit (when buffers
                 (max 1 (- (/ (window-width) (length buffers)) 3)))))
    (if (or (not limit) (< (length tab-name) limit))
        tab-name
      (propertize (truncate-string-to-width tab-name limit nil nil
                                            tab-line-tab-name-ellipsis)
                  'help-echo tab-name))))


(defvar tab-line-tabs-limit nil
  "Maximum number of buffer tabs displayed in the tab line.
If nil, no limit.")

(defcustom tab-line-tabs-function #'tab-line-tabs-window-buffers
  "Function to get a list of tabs to display in the tab line.
This function should return either a list of buffers whose names will
be displayed, or just a list of strings to display in the tab line.
By default, use function `tab-line-tabs-window-buffers' that
returns a list of buffers associated with the selected window.
When `tab-line-tabs-mode-buffers', return a list of buffers
with the same major mode as the current buffer."
  :type '(choice (const :tag "Window buffers"
                        tab-line-tabs-window-buffers)
                 (const :tag "Same mode buffers"
                        tab-line-tabs-mode-buffers)
                 (const :tag "Grouped buffers"
                        tab-line-tabs-buffer-groups)
                 (function :tag "Function"))
  :initialize 'custom-initialize-default
  :set (lambda (sym val)
         (set-default sym val)
         (force-mode-line-update))
  :group 'tab-line
  :version "27.1")

(defvar tab-line-tabs-buffer-list-function #'tab-line-tabs-buffer-list
  "Function to return a global list of buffers.
Used only for `tab-line-tabs-mode-buffers' and `tab-line-tabs-buffer-groups'.")

(defun tab-line-tabs-buffer-list ()
  (seq-filter (lambda (b) (and (buffer-live-p b)
                               (/= (aref (buffer-name b) 0) ?\s)))
              (seq-uniq (append (list (current-buffer))
                                (mapcar #'car (window-prev-buffers))
                                (buffer-list)))))

(defun tab-line-tabs-mode-buffers ()
  "Return a list of buffers with the same major mode with current buffer."
  (let ((mode major-mode))
    (seq-sort-by #'buffer-name #'string<
                 (seq-filter (lambda (b) (with-current-buffer b
                                           (derived-mode-p mode)))
                             (funcall tab-line-tabs-buffer-list-function)))))

(defvar tab-line-tabs-buffer-group-function nil
  "Function to put a buffer to the group.
Takes a buffer as arg and should return a group name as string.
When the return value is nil, filter out the buffer.")

(defvar tab-line-tabs-buffer-group-sort-function nil
  "Function to sort buffers in group.")

(defvar tab-line-tabs-buffer-groups-sort-function #'string<
  "Function to sort group names.")

(defvar tab-line-tabs-buffer-groups mouse-buffer-menu-mode-groups
  "How to group various major modes together in the tab line.
Each element has the form (REGEXP . GROUPNAME).
If the major mode's name string matches REGEXP, use GROUPNAME instead.")

(defun tab-line-tabs-buffer-group-name (&optional buffer)
  (if (functionp tab-line-tabs-buffer-group-function)
      (funcall tab-line-tabs-buffer-group-function buffer)
    (let ((mode (if buffer (with-current-buffer buffer
                             (format-mode-line mode-name))
                  (format-mode-line mode-name))))
      (or (cdr (seq-find (lambda (group)
                           (string-match-p (car group) mode))
                         tab-line-tabs-buffer-groups))
          mode))))

(defun tab-line-tabs-buffer-groups ()
  (if (window-parameter nil 'tab-line-groups)
      (let* ((buffers (funcall tab-line-tabs-buffer-list-function))
             (groups
              (seq-sort tab-line-tabs-buffer-groups-sort-function
                        (delq nil (mapcar #'car (seq-group-by
                                                 (lambda (buffer)
                                                   (tab-line-tabs-buffer-group-name
                                                    buffer))
                                                 buffers)))))
             (selected-group (window-parameter nil 'tab-line-group))
             (tabs
              (mapcar (lambda (group)
                        `(tab
                          (name . ,group)
                          (selected . ,(equal group selected-group))
                          (select . ,(lambda ()
                                       (set-window-parameter nil 'tab-line-groups nil)
                                       (set-window-parameter nil 'tab-line-group group)
                                       (set-window-parameter nil 'tab-line-hscroll nil)))))
                      groups)))
        tabs)

    (let* ((window-parameter (window-parameter nil 'tab-line-group))
           (group-name (tab-line-tabs-buffer-group-name (current-buffer)))
           (group (prog1 (or window-parameter group-name "All")
                    (when (equal window-parameter group-name)
                      (set-window-parameter nil 'tab-line-group nil))))
           (group-tab `(tab
                        (name . ,group)
                        (select . ,(lambda ()
                                     (set-window-parameter nil 'tab-line-groups t)
                                     (set-window-parameter nil 'tab-line-group group)
                                     (set-window-parameter nil 'tab-line-hscroll nil)))))
           (buffers
            (seq-filter (lambda (b)
                          (equal (tab-line-tabs-buffer-group-name b) group))
                        (funcall tab-line-tabs-buffer-list-function)))
           (sorted-buffers (if (functionp tab-line-tabs-buffer-group-sort-function)
                               (seq-sort tab-line-tabs-buffer-group-sort-function
                                         buffers)
                             buffers))
           (tabs (mapcar (lambda (buffer)
                           `(tab
                             (name . ,(funcall tab-line-tab-name-function buffer))
                             (selected . ,(eq buffer (current-buffer)))
                             (buffer . ,buffer)
                             (close . ,(lambda (&optional b)
                                         ;; kill-buffer because bury-buffer
                                         ;; won't remove the buffer from tab-line
                                         (kill-buffer (or b buffer))))))
                         sorted-buffers)))
      (cons group-tab tabs))))

(defun tab-line-tabs-window-buffers ()
  "Return a list of tabs that should be displayed in the tab line.
By default returns a list of window buffers, i.e. buffers previously
shown in the same window where the tab line is displayed.
This list can be overridden by changing the default value of the
variable `tab-line-tabs-function'."
  (let* ((window (selected-window))
         (buffer (window-buffer window))
         (next-buffers (seq-remove (lambda (b) (eq b buffer))
                                   (window-next-buffers window)))
         (next-buffers (seq-filter #'buffer-live-p next-buffers))
         (prev-buffers (seq-remove (lambda (b) (eq b buffer))
                                   (mapcar #'car (window-prev-buffers window))))
         (prev-buffers (seq-filter #'buffer-live-p prev-buffers))
         ;; Remove next-buffers from prev-buffers
         (prev-buffers (seq-difference prev-buffers next-buffers)))
    (if (natnump tab-line-tabs-limit)
        (let* ((half-limit (/ tab-line-tabs-limit 2))
               (prev-buffers-limit
                (if (> (length prev-buffers) half-limit)
                    (if (> (length next-buffers) half-limit)
                        half-limit
                      (+ half-limit (- half-limit (length next-buffers))))
                  (length prev-buffers)))
               (next-buffers-limit
                (- tab-line-tabs-limit prev-buffers-limit)))
          (append (reverse (seq-take prev-buffers prev-buffers-limit))
                  (list buffer)
                  (seq-take next-buffers next-buffers-limit)))
      (append (reverse prev-buffers)
              (list buffer)
              next-buffers))))


(defun tab-line-format ()
  "Template for displaying tab line for selected window."
  (let* ((window (selected-window))
         (selected-buffer (window-buffer window))
         (tabs (funcall tab-line-tabs-function))
         (separator (or tab-line-separator (if window-system " " "|")))
         (hscroll (window-parameter nil 'tab-line-hscroll))
         (strings
          (mapcar
           (lambda (tab)
             (let* ((buffer-p (bufferp tab))
                    (selected-p (if buffer-p
                                    (eq tab selected-buffer)
                                  (cdr (assq 'selected tab))))
                    (name (if buffer-p
                              (funcall tab-line-tab-name-function tab tabs)
                            (cdr (assq 'name tab)))))
               (concat
                separator
                (apply 'propertize
                       (concat (propertize name 'keymap tab-line-tab-map)
                               (or (and (or buffer-p (assq 'buffer tab) (assq 'close tab))
                                        tab-line-close-button-show
                                        (not (eq tab-line-close-button-show
                                                 (if selected-p 'non-selected 'selected)))
                                        tab-line-close-button) ""))
                       `(
                         tab ,tab
                         ,@(if selected-p '(selected t))
                         face ,(if selected-p
                                   (if (eq (selected-window) (old-selected-window))
                                       'tab-line-tab-current
                                     'tab-line-tab)
                                 'tab-line-tab-inactive)
                         mouse-face tab-line-highlight)))))
           tabs))
         (hscroll-data (tab-line-auto-hscroll strings hscroll)))
    (setq hscroll (nth 1 hscroll-data))
    (append
     (if (null (nth 0 hscroll-data))
         (when hscroll
           (setq hscroll nil)
           (set-window-parameter nil 'tab-line-hscroll hscroll))
       (list separator
             (when (and (integerp hscroll) (not (zerop hscroll)))
               tab-line-left-button)
             (when (if (integerp hscroll)
                       (< (abs hscroll) (1- (length strings)))
                     (> (length strings) 1))
               tab-line-right-button)))
     (if hscroll (nthcdr (abs hscroll) strings) strings)
     (when (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
       (list (concat separator (when tab-line-new-tab-choice
                                 tab-line-new-button)))))))


(defcustom tab-line-auto-hscroll t
  "Allow or disallow automatic horizontal scrolling of the tab line.
Non-nil means the tab line are automatically scrolled horizontally to make
the selected tab visible."
  :type 'boolean
  :group 'tab-line
  :version "27.1")

(defun tab-line-auto-hscroll (strings hscroll)
  (with-temp-buffer
    (let ((truncate-partial-width-windows nil)
          (truncate-lines nil)
          (inhibit-modification-hooks t)
          (buffer-undo-list t)
          show-arrows)
      (apply 'insert strings)
      (goto-char (point-min))
      (add-face-text-property (point-min) (point-max) 'tab-line)
      ;; Continuation means tab-line doesn't fit completely,
      ;; thus scroll arrows are needed for scrolling.
      (setq show-arrows (> (vertical-motion 1) 0))
      ;; Try to auto-scroll only when scrolling is needed,
      ;; but no manual scrolling was performed before.
      (when (and tab-line-auto-hscroll
                 show-arrows
                 (not (and (integerp hscroll) (>= hscroll 0))))
        (let ((pos (seq-position strings 'selected
                                 (lambda (str prop)
                                   (get-pos-property 1 prop str)))))
          ;; Do nothing if no tab is selected.
          (when pos
            ;; Check if the selected tab is already visible.
            (erase-buffer)
            (apply 'insert (reverse
                            (if (and (integerp hscroll) (>= pos (abs hscroll)))
                                (nthcdr (abs hscroll) strings)
                              strings)))
            (goto-char (point-min))
            (add-face-text-property (point-min) (point-max) 'tab-line)
            (when (> (vertical-motion 1) 0)
              (let* ((point (previous-single-property-change (point) 'tab))
                     (tab-prop (or (get-pos-property point 'tab)
                                   (get-pos-property
                                    (previous-single-property-change point 'tab) 'tab)))
                     (new (seq-position strings tab-prop
                                        (lambda (str tab)
                                          (eq (get-pos-property 1 'tab str) tab)))))
                (when new
                  (setq hscroll (- new))
                  (set-window-parameter nil 'tab-line-hscroll hscroll)))))))
      (list show-arrows hscroll))))


(defun tab-line-hscroll (&optional arg window)
  (let* ((hscroll (window-parameter window 'tab-line-hscroll))
         (tabs (if window
                   (with-selected-window window (funcall tab-line-tabs-function))
                 (funcall tab-line-tabs-function))))
    (set-window-parameter
     window 'tab-line-hscroll
     (max 0 (min (+ (if (integerp hscroll) (abs hscroll) 0) (or arg 1))
                 (1- (length tabs)))))
    (when window
      (force-mode-line-update t))))

(defun tab-line-hscroll-right (&optional arg mouse-event)
  (interactive (list current-prefix-arg last-nonmenu-event))
  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
    (tab-line-hscroll arg window)
    (force-mode-line-update window)))

(defun tab-line-hscroll-left (&optional arg mouse-event)
  (interactive (list current-prefix-arg last-nonmenu-event))
  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
    (tab-line-hscroll (- (or arg 1)) window)
    (force-mode-line-update window)))


(defun tab-line-new-tab (&optional mouse-event)
  "Add a new tab to the tab line.
Usually is invoked by clicking on the plus-shaped button.
But any switching to other buffer also adds a new tab
corresponding to the switched buffer."
  (interactive (list last-nonmenu-event))
  (if (functionp tab-line-new-tab-choice)
      (funcall tab-line-new-tab-choice)
    (let ((tab-line-tabs-buffer-groups mouse-buffer-menu-mode-groups))
      (if (and (listp mouse-event) window-system) ; (display-popup-menus-p)
          (mouse-buffer-menu mouse-event) ; like (buffer-menu-open)
        ;; tty menu doesn't support mouse clicks, so use tmm
        (tmm-prompt (mouse-buffer-menu-keymap))))))

(defun tab-line-select-tab (&optional e)
  "Switch to the selected tab.
This command maintains the original order of prev/next buffers.
So for example, switching to a previous tab is equivalent to
using the `previous-buffer' command."
  (interactive "e")
  (let* ((posnp (event-start e))
         (tab (get-pos-property 1 'tab (car (posn-string posnp))))
         (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
    (if buffer
        (tab-line-select-tab-buffer buffer (posn-window posnp))
      (let ((select (cdr (assq 'select tab))))
        (when (functionp select)
          (with-selected-window (posn-window posnp)
            (funcall select)
            (force-mode-line-update)))))))

(defun tab-line-select-tab-buffer (buffer &optional window)
  (let* ((window-buffer (window-buffer window))
         (next-buffers (seq-remove (lambda (b) (eq b window-buffer))
                                   (window-next-buffers window)))
         (prev-buffers (seq-remove (lambda (b) (eq b window-buffer))
                                   (mapcar #'car (window-prev-buffers window))))
         ;; Remove next-buffers from prev-buffers
         (prev-buffers (seq-difference prev-buffers next-buffers)))
    (cond
     ((and (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
           (memq buffer next-buffers))
      (dotimes (_ (1+ (seq-position next-buffers buffer)))
        (switch-to-next-buffer window)))
     ((and (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
           (memq buffer prev-buffers))
      (dotimes (_ (1+ (seq-position prev-buffers buffer)))
        (switch-to-prev-buffer window)))
     (t
      (with-selected-window window
        (switch-to-buffer buffer))))))

(defun tab-line-switch-to-prev-tab (&optional mouse-event)
  "Switch to the previous tab.
Its effect is the same as using the `previous-buffer' command
(\\[previous-buffer])."
  (interactive (list last-nonmenu-event))
  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
    (if (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
        (switch-to-prev-buffer window)
      (with-selected-window (or window (selected-window))
        (let* ((tabs (funcall tab-line-tabs-function))
               (tab (nth (1- (seq-position
                              tabs (current-buffer)
                              (lambda (tab buffer)
                                (if (bufferp tab)
                                    (eq buffer tab)
                                  (eq buffer (cdr (assq 'buffer tab)))))))
                         tabs))
               (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
          (when (bufferp buffer)
            (switch-to-buffer buffer)))))))

(defun tab-line-switch-to-next-tab (&optional mouse-event)
  "Switch to the next tab.
Its effect is the same as using the `next-buffer' command
(\\[next-buffer])."
  (interactive (list last-nonmenu-event))
  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
    (if (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
        (switch-to-next-buffer window)
      (with-selected-window (or window (selected-window))
        (let* ((tabs (funcall tab-line-tabs-function))
               (tab (nth (1+ (seq-position
                              tabs (current-buffer)
                              (lambda (tab buffer)
                                (if (bufferp tab)
                                    (eq buffer tab)
                                  (eq buffer (cdr (assq 'buffer tab)))))))
                         tabs))
               (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
          (when (bufferp buffer)
            (switch-to-buffer buffer)))))))


(defcustom tab-line-close-tab-action 'bury-buffer
  "Defines what to do on closing the tab.
If `bury-buffer', put the tab's buffer at the end of the list of all
buffers that effectively hides the buffer's tab from the tab line.
If `kill-buffer', kills the tab's buffer.
This option is useful when `tab-line-tabs-function' has the value
`tab-line-tabs-window-buffers'."
  :type '(choice (const :tag "Bury buffer" bury-buffer)
                 (const :tag "Kill buffer" kill-buffer))
  :group 'tab-line
  :version "27.1")

(defun tab-line-close-tab (&optional mouse-event)
  "Close the selected tab.
Usually is invoked by clicking on the close button on the right side
of the tab.  This command buries the buffer, so it goes out of sight
from the tab line."
  (interactive (list last-nonmenu-event))
  (let* ((posnp (and (listp mouse-event) (event-start mouse-event)))
         (window (and posnp (posn-window posnp)))
         (tab (get-pos-property 1 'tab (car (posn-string posnp))))
         (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab))))
         (close-action (unless (bufferp tab) (cdr (assq 'close tab)))))
    (with-selected-window (or window (selected-window))
      (cond
       ((functionp close-action)
        (funcall close-action))
       ((eq tab-line-close-tab-action 'kill-buffer)
        (kill-buffer buffer))
       ((eq tab-line-close-tab-action 'bury-buffer)
        (if (eq buffer (current-buffer))
            (bury-buffer)
          (set-window-prev-buffers nil (assq-delete-all buffer (window-prev-buffers)))
          (set-window-next-buffers nil (delq buffer (window-next-buffers))))))
      (force-mode-line-update))))


;;;###autoload
(define-minor-mode tab-line-mode
  "Toggle display of window tab line in the buffer."
  :lighter nil
  (setq tab-line-format (when tab-line-mode '(:eval (tab-line-format)))))

(defcustom tab-line-exclude-modes
  '(completion-list-mode)
  "List of major modes in which the tab line is not enabled."
  :type '(repeat symbol)
  :group 'tab-line
  :version "27.1")

;;;###autoload
(defvar tab-line-exclude nil)
;;;###autoload
(make-variable-buffer-local 'tab-line-exclude)

(defun tab-line-mode--turn-on ()
  "Turn on `tab-line-mode'."
  (unless (or (minibufferp)
              (string-match-p "\\` " (buffer-name))
              (memq major-mode tab-line-exclude-modes)
              (get major-mode 'tab-line-exclude)
              (buffer-local-value 'tab-line-exclude (current-buffer)))
    (tab-line-mode 1)))

;;;###autoload
(define-globalized-minor-mode global-tab-line-mode
  tab-line-mode tab-line-mode--turn-on
  :group 'tab-line
  :version "27.1")


(global-set-key [tab-line mouse-4]    'tab-line-hscroll-left)
(global-set-key [tab-line mouse-5]    'tab-line-hscroll-right)
(global-set-key [tab-line wheel-up]   'tab-line-hscroll-left)
(global-set-key [tab-line wheel-down] 'tab-line-hscroll-right)

(global-set-key [tab-line S-mouse-4]    'tab-line-switch-to-prev-tab)
(global-set-key [tab-line S-mouse-5]    'tab-line-switch-to-next-tab)
(global-set-key [tab-line S-wheel-up]   'tab-line-switch-to-prev-tab)
(global-set-key [tab-line S-wheel-down] 'tab-line-switch-to-next-tab)


(provide 'tab-line)
;;; tab-line.el ends here
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								;;; tab-line.el --- window-local tabs with window buffers -*- lexical-binding: t; -*-
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
 								;; Copyright (C) 2019 Free Software Foundation, Inc.
 								;; Author: Juri Linkov <juri@linkov.net>
 								;; Keywords: windows tabs
 								;; Maintainer: emacs-devel@gnu.org
 								;; This file is part of GNU Emacs.
 								;; GNU Emacs is free software: you can redistribute it and/or modify
 								;; it under the terms of the GNU General Public License as published by
 								;; the Free Software Foundation, either version 3 of the License, or
 								;; (at your option) any later version.
 								;; GNU Emacs is distributed in the hope that it will be useful,
 								;; but WITHOUT ANY WARRANTY; without even the implied warranty of
 								;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 								;; GNU General Public License for more details.
 								;; You should have received a copy of the GNU General Public License
 								;; along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 								;;; Commentary:
 								;; To enable this mode, run `M-x global-tab-line-mode'.
 								;;; Code:
 								(require 'seq) ; tab-line.el is not pre-loaded so it's safe to use it here
 								(defgroup tab-line nil
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Window-local tabs."
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  :group 'convenience
 								  :version "27.1")
 								(defgroup tab-line-faces nil
 								  "Faces used in the tab line."
 								  :group 'tab-line
 								  :group 'faces
 								  :version "27.1")
 								(defface tab-line
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								  '((((type x w32 ns) (class color))
-												Use variable-pitch fonts in tab-bar and tab-line faces

* lisp/tab-bar.el (tab-bar):
* lisp/tab-line.el (tab-line):
Inherit face from variable-pitch.

											
										
										
											2019-10-14 20:07:23 +00:00
+								     :inherit variable-pitch
-												Set tab-line face height to 0.9.

* lisp/tab-line.el (tab-line): Set :height to 0.9.
* lisp/tab-bar.el (tab-bar): Remove :height.

											
										
										
											2019-10-14 21:50:24 +00:00
+								     :height 0.9
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								     :background "grey85"
 								     :foreground "black")
 								    (((type x) (class mono))
 								     :background "grey")
 								    (t
 								     :inverse-video t))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  "Tab line face."
 								  :version "27.1"
 								  :group 'tab-line-faces)
 								(defface tab-line-tab
-												Use variable-pitch fonts in tab-bar and tab-line faces

* lisp/tab-bar.el (tab-bar):
* lisp/tab-line.el (tab-line):
Inherit face from variable-pitch.

											
										
										
											2019-10-14 20:07:23 +00:00
+								  '((default
 								      :inherit tab-line)
 								    (((class color) (min-colors 88))
 								     :box (:line-width 1 :style released-button))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								    (t
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								     :inverse-video nil))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  "Tab line face for selected tab."
 								  :version "27.1"
 								  :group 'tab-line-faces)
 								(defface tab-line-tab-inactive
 								  '((default
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								      :inherit tab-line-tab)
 								    (((class color) (min-colors 88))
 								     :background "grey75")
 								    (t
 								     :inverse-video t))
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Tab line face for non-selected tab."
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  :version "27.1"
 								  :group 'tab-line-faces)
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								(defface tab-line-tab-current
-												* lisp/tab-line.el (tab-line-tab-selected): New face.

(tab-line-format): Use new face tab-line-tab-selected.
([tab-line]): Move tab-switching mouse wheel commands to S-keys.

											
										
										
											2019-11-02 21:39:15 +00:00
+								  '((default
 								      :inherit tab-line-tab)
 								    (((class color) (min-colors 88))
 								     :background "grey85")
 								    (t
 								     :inverse-video t))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								  "Tab line face for tab with current buffer in selected window."
-												* lisp/tab-line.el (tab-line-tab-selected): New face.

(tab-line-format): Use new face tab-line-tab-selected.
([tab-line]): Move tab-switching mouse wheel commands to S-keys.

											
										
										
											2019-11-02 21:39:15 +00:00
+								  :version "27.1"
 								  :group 'tab-line-faces)
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								(defface tab-line-highlight
 								  '((default :inherit tab-line-tab))
 								  "Tab line face for highlighting."
 								  :version "27.1"
 								  :group 'tab-line-faces)
 								(defface tab-line-close-highlight
 								  '((t :foreground "red"))
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Tab line face for highlighting of the close button."
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								  :version "27.1"
 								  :group 'tab-line-faces)
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								(defvar tab-line-tab-map
 								  (let ((map (make-sparse-keymap)))
 								    (define-key map [tab-line mouse-1] 'tab-line-select-tab)
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								    (define-key map [tab-line mouse-2] 'tab-line-close-tab)
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								    (define-key map "\C-m" 'tab-line-select-tab)
 								    map)
 								  "Local keymap for `tab-line-mode' window tabs.")
 								(defvar tab-line-add-map
 								  (let ((map (make-sparse-keymap)))
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								    (define-key map [tab-line mouse-1] 'tab-line-new-tab)
 								    (define-key map [tab-line mouse-2] 'tab-line-new-tab)
 								    (define-key map "\C-m" 'tab-line-new-tab)
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								    map)
 								  "Local keymap to add `tab-line-mode' window tabs.")
 								(defvar tab-line-tab-close-map
 								  (let ((map (make-sparse-keymap)))
 								    (define-key map [tab-line mouse-1] 'tab-line-close-tab)
 								    (define-key map [tab-line mouse-2] 'tab-line-close-tab)
 								    map)
 								  "Local keymap to close `tab-line-mode' window tabs.")
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(defvar tab-line-left-map
 								  (let ((map (make-sparse-keymap)))
 								    (define-key map [tab-line mouse-1] 'tab-line-hscroll-left)
 								    (define-key map [tab-line mouse-2] 'tab-line-hscroll-left)
 								    (define-key map "\C-m" 'tab-line-new-tab)
 								    map)
 								  "Local keymap to scroll `tab-line-mode' window tabs to the left.")
 								(defvar tab-line-right-map
 								  (let ((map (make-sparse-keymap)))
 								    (define-key map [tab-line mouse-1] 'tab-line-hscroll-right)
 								    (define-key map [tab-line mouse-2] 'tab-line-hscroll-right)
 								    (define-key map "\C-m" 'tab-line-new-tab)
 								    map)
 								  "Local keymap to scroll `tab-line-mode' window tabs to the right.")
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								(defcustom tab-line-new-tab-choice t
 								  "Defines what to show in a new tab.
 								If t, display a selection menu with all available buffers.
 								If the value is a function, call it with no arguments.
 								If nil, don't show the new tab button."
 								  :type '(choice (const     :tag "Buffer menu" t)
 								                 (function  :tag "Function")
 								                 (const     :tag "No button" nil))
 								  :group 'tab-line
 								  :version "27.1")
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								(defvar tab-line-new-button
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								  (propertize " + "
 								              'display `(image :type xpm
-												Don't use expand-file-name to find images for tabs.

* lisp/tab-bar.el (tab-bar-mode):
* lisp/tab-line.el (tab-line-new-button, tab-line-close-button):
Remove expand-file-name with data-directory.

											
										
										
											2019-10-15 19:44:10 +00:00
+								                               :file "tabs/new.xpm"
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								                               :margin (2 . 0)
 								                               :ascent center)
 								              'keymap tab-line-add-map
 								              'mouse-face 'tab-line-highlight
 								              'help-echo "Click to add tab")
 								  "Button for creating a new tab.")
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								(defcustom tab-line-close-button-show t
 								  "Defines where to show the close tab button.
 								If t, show the close tab button on all tabs.
 								If `selected', show it only on the selected tab.
 								If `non-selected', show it only on non-selected tab.
 								If nil, don't show it at all."
 								  :type '(choice (const :tag "On all tabs" t)
 								                 (const :tag "On selected tab" selected)
 								                 (const :tag "On non-selected tabs" non-selected)
 								                 (const :tag "None" nil))
-												* lisp/tab-bar.el (tab-bar-show): New defcustom.

* lisp/tab-bar.el (tab-bar-close-current-tab, tab-bar-close-tab):
(tab-bar-new-tab): Use tab-bar-show.

* doc/emacs/frames.texi (Tab Bars): Add tab-bar-show.

* lisp/speedbar.el (speedbar-mode): Set buffer-local tab-bar-mode
and tab-line-format to nil to not show in dedicated speedbar frame.

											
										
										
											2019-10-02 20:18:01 +00:00
+								  :initialize 'custom-initialize-default
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								  :set (lambda (sym val)
-												* lisp/tab-bar.el (tab-bar-show): New defcustom.

* lisp/tab-bar.el (tab-bar-close-current-tab, tab-bar-close-tab):
(tab-bar-new-tab): Use tab-bar-show.

* doc/emacs/frames.texi (Tab Bars): Add tab-bar-show.

* lisp/speedbar.el (speedbar-mode): Set buffer-local tab-bar-mode
and tab-line-format to nil to not show in dedicated speedbar frame.

											
										
										
											2019-10-02 20:18:01 +00:00
+								         (set-default sym val)
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								         (force-mode-line-update))
 								  :group 'tab-line
 								  :version "27.1")
 								(defvar tab-line-close-button
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  (propertize " x"
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								              'display `(image :type xpm
-												Don't use expand-file-name to find images for tabs.

* lisp/tab-bar.el (tab-bar-mode):
* lisp/tab-line.el (tab-line-new-button, tab-line-close-button):
Remove expand-file-name with data-directory.

											
										
										
											2019-10-15 19:44:10 +00:00
+								                               :file "tabs/close.xpm"
-												Use images for new/close buttons in tab-bar and tab-line.

* etc/images/tabs/new.xpm:
* etc/images/tabs/close.xpm:
New files.

* lisp/tab-bar.el (tab-bar-separator): New face.
(tab-bar-separator, tab-bar-button-new, tab-bar-button-close):
Use display property with images in default values.

* lisp/tab-line.el (tab-line-button-new, tab-line-button-close):
Use display property with images in default values.

* src/xdisp.c (tab_bar_item_info): Add new arg close_p and set it
to the value of property `close' at charpos.
(get_tab_bar_item): Add new arg close_p.
(handle_tab_bar_click): Add ctrl_modifier when close_p is non-nil.
(Fdump_tab_bar_row): Fix crash for non-X builds.

											
										
										
											2019-09-15 20:52:22 +00:00
+								                               :margin (2 . 0)
 								                               :ascent center)
 								              'keymap tab-line-tab-close-map
 								              'mouse-face 'tab-line-close-highlight
 								              'help-echo "Click to close tab")
 								  "Button for closing the clicked tab.")
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(defvar tab-line-left-button
 								  (propertize " <"
 								              'display `(image :type xpm
 								                               :file "tabs/left-arrow.xpm"
 								                               :margin (2 . 0)
 								                               :ascent center)
 								              'keymap tab-line-left-map
 								              'mouse-face 'tab-line-highlight
 								              'help-echo "Click to scroll left")
 								  "Button for scrolling horizontally to the left.")
 								(defvar tab-line-right-button
 								  (propertize "> "
 								              'display `(image :type xpm
 								                               :file "tabs/right-arrow.xpm"
 								                               :margin (2 . 0)
 								                               :ascent center)
 								              'keymap tab-line-right-map
 								              'mouse-face 'tab-line-highlight
 								              'help-echo "Click to scroll right")
 								  "Button for scrolling horizontally to the right.")
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								(defvar tab-line-separator nil)
 								(defvar tab-line-tab-name-ellipsis
 								  (if (char-displayable-p ?…) "…" "..."))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(defcustom tab-line-tab-name-function #'tab-line-tab-name-buffer
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Function to get a tab name.
 								Function gets two arguments: tab to get name for and a list of tabs
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								to display.  By default, use function `tab-line-tab-name'."
 								  :type '(choice (const :tag "Buffer name"
 								                        tab-line-tab-name-buffer)
 								                 (const :tag "Truncated buffer name"
 								                        tab-line-tab-name-truncated-buffer)
 								                 (function  :tag "Function"))
 								  :initialize 'custom-initialize-default
 								  :set (lambda (sym val)
 								         (set-default sym val)
 								         (force-mode-line-update))
 								  :group 'tab-line
 								  :version "27.1")
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(defun tab-line-tab-name-buffer (buffer &optional _buffers)
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  "Generate tab name from BUFFER.
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								Reduce tab width proportionally to space taken by other tabs.
 								This function can be overridden by changing the default value of the
 								variable `tab-line-tab-name-function'."
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								  (buffer-name buffer))
 								(defun tab-line-tab-name-truncated-buffer (buffer &optional buffers)
 								  "Generate tab name from BUFFER.
 								Reduce tab width proportionally to space taken by other tabs."
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  (let ((tab-name (buffer-name buffer))
 								        (limit (when buffers
 								                 (max 1 (- (/ (window-width) (length buffers)) 3)))))
 								    (if (or (not limit) (< (length tab-name) limit))
 								        tab-name
-												* lisp/tab-line.el (tab-line-tab-name): Try to use truncate-string-to-width.

											
										
										
											2019-09-03 20:47:46 +00:00
+								      (propertize (truncate-string-to-width tab-name limit nil nil
 								                                            tab-line-tab-name-ellipsis)
-												* lisp/tab-line.el: Display truncated tab name in the tooltip.

											
										
										
											2019-09-02 20:27:32 +00:00
+								                  'help-echo tab-name))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(defvar tab-line-tabs-limit nil
 								  "Maximum number of buffer tabs displayed in the tab line.
 								If nil, no limit.")
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								(defcustom tab-line-tabs-function #'tab-line-tabs-window-buffers
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Function to get a list of tabs to display in the tab line.
 								This function should return either a list of buffers whose names will
 								be displayed, or just a list of strings to display in the tab line.
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								By default, use function `tab-line-tabs-window-buffers' that
 								returns a list of buffers associated with the selected window.
 								When `tab-line-tabs-mode-buffers', return a list of buffers
 								with the same major mode as the current buffer."
 								  :type '(choice (const :tag "Window buffers"
 								                        tab-line-tabs-window-buffers)
 								                 (const :tag "Same mode buffers"
 								                        tab-line-tabs-mode-buffers)
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                 (const :tag "Grouped buffers"
 								                        tab-line-tabs-buffer-groups)
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								                 (function :tag "Function"))
 								  :initialize 'custom-initialize-default
 								  :set (lambda (sym val)
 								         (set-default sym val)
 								         (force-mode-line-update))
 								  :group 'tab-line
 								  :version "27.1")
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								(defvar tab-line-tabs-buffer-list-function #'tab-line-tabs-buffer-list
 								  "Function to return a global list of buffers.
 								Used only for `tab-line-tabs-mode-buffers' and `tab-line-tabs-buffer-groups'.")
 								(defun tab-line-tabs-buffer-list ()
 								  (seq-filter (lambda (b) (and (buffer-live-p b)
 								                               (/= (aref (buffer-name b) 0) ?\s)))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list): Use window-prev-buffers too.

* lisp/tab-line.el (tab-line-tabs-buffer-list): Move window-prev-buffers here
from tab-line-tabs-buffer-groups.

											
										
										
											2019-11-13 22:09:06 +00:00
+								              (seq-uniq (append (list (current-buffer))
 								                                (mapcar #'car (window-prev-buffers))
 								                                (buffer-list)))))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								(defun tab-line-tabs-mode-buffers ()
 								  "Return a list of buffers with the same major mode with current buffer."
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								  (let ((mode major-mode))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								    (seq-sort-by #'buffer-name #'string<
 								                 (seq-filter (lambda (b) (with-current-buffer b
 								                                           (derived-mode-p mode)))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								                             (funcall tab-line-tabs-buffer-list-function)))))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								(defvar tab-line-tabs-buffer-group-function nil
 								  "Function to put a buffer to the group.
 								Takes a buffer as arg and should return a group name as string.
 								When the return value is nil, filter out the buffer.")
 								(defvar tab-line-tabs-buffer-group-sort-function nil
 								  "Function to sort buffers in group.")
 								(defvar tab-line-tabs-buffer-groups-sort-function #'string<
 								  "Function to sort group names.")
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								(defvar tab-line-tabs-buffer-groups mouse-buffer-menu-mode-groups
 								  "How to group various major modes together in the tab line.
 								Each element has the form (REGEXP . GROUPNAME).
 								If the major mode's name string matches REGEXP, use GROUPNAME instead.")
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								(defun tab-line-tabs-buffer-group-name (&optional buffer)
 								  (if (functionp tab-line-tabs-buffer-group-function)
 								      (funcall tab-line-tabs-buffer-group-function buffer)
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								    (let ((mode (if buffer (with-current-buffer buffer
 								                             (format-mode-line mode-name))
 								                  (format-mode-line mode-name))))
 								      (or (cdr (seq-find (lambda (group)
 								                           (string-match-p (car group) mode))
 								                         tab-line-tabs-buffer-groups))
 								          mode))))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
 								(defun tab-line-tabs-buffer-groups ()
 								  (if (window-parameter nil 'tab-line-groups)
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								      (let* ((buffers (funcall tab-line-tabs-buffer-list-function))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								             (groups
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								              (seq-sort tab-line-tabs-buffer-groups-sort-function
 								                        (delq nil (mapcar #'car (seq-group-by
 								                                                 (lambda (buffer)
 								                                                   (tab-line-tabs-buffer-group-name
 								                                                    buffer))
 								                                                 buffers)))))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								             (selected-group (window-parameter nil 'tab-line-group))
 								             (tabs
 								              (mapcar (lambda (group)
 								                        `(tab
 								                          (name . ,group)
 								                          (selected . ,(equal group selected-group))
 								                          (select . ,(lambda ()
 								                                       (set-window-parameter nil 'tab-line-groups nil)
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								                                       (set-window-parameter nil 'tab-line-group group)
 								                                       (set-window-parameter nil 'tab-line-hscroll nil)))))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                      groups)))
 								        tabs)
 								    (let* ((window-parameter (window-parameter nil 'tab-line-group))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								           (group-name (tab-line-tabs-buffer-group-name (current-buffer)))
 								           (group (prog1 (or window-parameter group-name "All")
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                    (when (equal window-parameter group-name)
 								                      (set-window-parameter nil 'tab-line-group nil))))
 								           (group-tab `(tab
 								                        (name . ,group)
 								                        (select . ,(lambda ()
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								                                     (set-window-parameter nil 'tab-line-groups t)
 								                                     (set-window-parameter nil 'tab-line-group group)
 								                                     (set-window-parameter nil 'tab-line-hscroll nil)))))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								           (buffers
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								            (seq-filter (lambda (b)
-												* lisp/tab-line.el (tab-line-tabs-buffer-list): Use window-prev-buffers too.

* lisp/tab-line.el (tab-line-tabs-buffer-list): Move window-prev-buffers here
from tab-line-tabs-buffer-groups.

											
										
										
											2019-11-13 22:09:06 +00:00
+								                          (equal (tab-line-tabs-buffer-group-name b) group))
 								                        (funcall tab-line-tabs-buffer-list-function)))
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								           (sorted-buffers (if (functionp tab-line-tabs-buffer-group-sort-function)
 								                               (seq-sort tab-line-tabs-buffer-group-sort-function
 								                                         buffers)
 								                             buffers))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								           (tabs (mapcar (lambda (buffer)
 								                           `(tab
 								                             (name . ,(funcall tab-line-tab-name-function buffer))
 								                             (selected . ,(eq buffer (current-buffer)))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								                             (buffer . ,buffer)
 								                             (close . ,(lambda (&optional b)
 								                                         ;; kill-buffer because bury-buffer
 								                                         ;; won't remove the buffer from tab-line
 								                                         (kill-buffer (or b buffer))))))
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								                         sorted-buffers)))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								      (cons group-tab tabs))))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								(defun tab-line-tabs-window-buffers ()
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								  "Return a list of tabs that should be displayed in the tab line.
 								By default returns a list of window buffers, i.e. buffers previously
 								shown in the same window where the tab line is displayed.
 								This list can be overridden by changing the default value of the
 								variable `tab-line-tabs-function'."
 								  (let* ((window (selected-window))
 								         (buffer (window-buffer window))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								         (next-buffers (seq-remove (lambda (b) (eq b buffer))
 								                                   (window-next-buffers window)))
-												* lisp/tab-line.el: Limit the number of window tabs to tab-line-tabs-limit.

											
										
										
											2019-09-02 22:29:07 +00:00
+								         (next-buffers (seq-filter #'buffer-live-p next-buffers))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								         (prev-buffers (seq-remove (lambda (b) (eq b buffer))
 								                                   (mapcar #'car (window-prev-buffers window))))
-												* lisp/tab-line.el: Limit the number of window tabs to tab-line-tabs-limit.

											
										
										
											2019-09-02 22:29:07 +00:00
+								         (prev-buffers (seq-filter #'buffer-live-p prev-buffers))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								         ;; Remove next-buffers from prev-buffers
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								         (prev-buffers (seq-difference prev-buffers next-buffers)))
 								    (if (natnump tab-line-tabs-limit)
 								        (let* ((half-limit (/ tab-line-tabs-limit 2))
 								               (prev-buffers-limit
 								                (if (> (length prev-buffers) half-limit)
 								                    (if (> (length next-buffers) half-limit)
 								                        half-limit
 								                      (+ half-limit (- half-limit (length next-buffers))))
 								                  (length prev-buffers)))
 								               (next-buffers-limit
 								                (- tab-line-tabs-limit prev-buffers-limit)))
-												* lisp/tab-line.el: Limit the number of window tabs to tab-line-tabs-limit.

											
										
										
											2019-09-02 22:29:07 +00:00
+								          (append (reverse (seq-take prev-buffers prev-buffers-limit))
 								                  (list buffer)
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								                  (seq-take next-buffers next-buffers-limit)))
 								      (append (reverse prev-buffers)
 								              (list buffer)
 								              next-buffers))))
-												* lisp/tab-line.el: Limit the number of window tabs to tab-line-tabs-limit.

											
										
										
											2019-09-02 22:29:07 +00:00
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
-												* lisp/tab-line.el: Limit the number of window tabs to tab-line-tabs-limit.

											
										
										
											2019-09-02 22:29:07 +00:00
+								(defun tab-line-format ()
 								  "Template for displaying tab line for selected window."
 								  (let* ((window (selected-window))
-												Improve customizability and better tab separators.

* lisp/tab-bar.el (tab-bar-tabs-function): New defvar.

* lisp/tab-line.el (tab-line-tab-name-function)
(tab-line-tabs-function): New defvars.

											
										
										
											2019-09-22 20:40:04 +00:00
+								         (selected-buffer (window-buffer window))
 								         (tabs (funcall tab-line-tabs-function))
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								         (separator (or tab-line-separator (if window-system " " "|")))
 								         (hscroll (window-parameter nil 'tab-line-hscroll))
 								         (strings
 								          (mapcar
 								           (lambda (tab)
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								             (let* ((buffer-p (bufferp tab))
 								                    (selected-p (if buffer-p
 								                                    (eq tab selected-buffer)
 								                                  (cdr (assq 'selected tab))))
 								                    (name (if buffer-p
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								                              (funcall tab-line-tab-name-function tab tabs)
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                            (cdr (assq 'name tab)))))
 								               (concat
 								                separator
 								                (apply 'propertize
 								                       (concat (propertize name 'keymap tab-line-tab-map)
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								                               (or (and (or buffer-p (assq 'buffer tab) (assq 'close tab))
 								                                        tab-line-close-button-show
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                                        (not (eq tab-line-close-button-show
 								                                                 (if selected-p 'non-selected 'selected)))
 								                                        tab-line-close-button) ""))
 								                       `(
 								                         tab ,tab
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								                         ,@(if selected-p '(selected t))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								                         face ,(if selected-p
 								                                   (if (eq (selected-window) (old-selected-window))
 								                                       'tab-line-tab-current
 								                                     'tab-line-tab)
 								                                 'tab-line-tab-inactive)
 								                         mouse-face tab-line-highlight)))))
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								           tabs))
 								         (hscroll-data (tab-line-auto-hscroll strings hscroll)))
 								    (setq hscroll (nth 1 hscroll-data))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								    (append
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								     (if (null (nth 0 hscroll-data))
 								         (when hscroll
 								           (setq hscroll nil)
 								           (set-window-parameter nil 'tab-line-hscroll hscroll))
 								       (list separator
 								             (when (and (integerp hscroll) (not (zerop hscroll)))
 								               tab-line-left-button)
 								             (when (if (integerp hscroll)
 								                       (< (abs hscroll) (1- (length strings)))
 								                     (> (length strings) 1))
 								               tab-line-right-button)))
 								     (if hscroll (nthcdr (abs hscroll) strings) strings)
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								     (when (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
 								       (list (concat separator (when tab-line-new-tab-choice
 								                                 tab-line-new-button)))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
-												* lisp/tab-line.el (tab-line-auto-hscroll): New defcustom (bug#37667)

(tab-line-auto-hscroll): Use this option in the function.

											
										
										
											2019-11-18 21:57:16 +00:00
+								(defcustom tab-line-auto-hscroll t
 								  "Allow or disallow automatic horizontal scrolling of the tab line.
 								Non-nil means the tab line are automatically scrolled horizontally to make
 								the selected tab visible."
 								  :type 'boolean
 								  :group 'tab-line
 								  :version "27.1")
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								(defun tab-line-auto-hscroll (strings hscroll)
 								  (with-temp-buffer
 								    (let ((truncate-partial-width-windows nil)
-												* lisp/tab-line.el (tab-line-auto-hscroll): New defcustom (bug#37667)

(tab-line-auto-hscroll): Use this option in the function.

											
										
										
											2019-11-18 21:57:16 +00:00
+								          (truncate-lines nil)
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								          (inhibit-modification-hooks t)
-												* lisp/tab-line.el (tab-line-auto-hscroll): New defcustom (bug#37667)

(tab-line-auto-hscroll): Use this option in the function.

											
										
										
											2019-11-18 21:57:16 +00:00
+								          (buffer-undo-list t)
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								          show-arrows)
 								      (apply 'insert strings)
 								      (goto-char (point-min))
 								      (add-face-text-property (point-min) (point-max) 'tab-line)
 								      ;; Continuation means tab-line doesn't fit completely,
 								      ;; thus scroll arrows are needed for scrolling.
 								      (setq show-arrows (> (vertical-motion 1) 0))
 								      ;; Try to auto-scroll only when scrolling is needed,
 								      ;; but no manual scrolling was performed before.
-												* lisp/tab-line.el (tab-line-auto-hscroll): New defcustom (bug#37667)

(tab-line-auto-hscroll): Use this option in the function.

											
										
										
											2019-11-18 21:57:16 +00:00
+								      (when (and tab-line-auto-hscroll
 								                 show-arrows
 								                 (not (and (integerp hscroll) (>= hscroll 0))))
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								        (let ((pos (seq-position strings 'selected
 								                                 (lambda (str prop)
 								                                   (get-pos-property 1 prop str)))))
 								          ;; Do nothing if no tab is selected.
 								          (when pos
 								            ;; Check if the selected tab is already visible.
 								            (erase-buffer)
 								            (apply 'insert (reverse
 								                            (if (and (integerp hscroll) (>= pos (abs hscroll)))
 								                                (nthcdr (abs hscroll) strings)
 								                              strings)))
 								            (goto-char (point-min))
 								            (add-face-text-property (point-min) (point-max) 'tab-line)
 								            (when (> (vertical-motion 1) 0)
 								              (let* ((point (previous-single-property-change (point) 'tab))
 								                     (tab-prop (or (get-pos-property point 'tab)
 								                                   (get-pos-property
 								                                    (previous-single-property-change point 'tab) 'tab)))
 								                     (new (seq-position strings tab-prop
 								                                        (lambda (str tab)
 								                                          (eq (get-pos-property 1 'tab str) tab)))))
 								                (when new
 								                  (setq hscroll (- new))
 								                  (set-window-parameter nil 'tab-line-hscroll hscroll)))))))
 								      (list show-arrows hscroll))))
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
 								(defun tab-line-hscroll (&optional arg window)
 								  (let* ((hscroll (window-parameter window 'tab-line-hscroll))
 								         (tabs (if window
 								                   (with-selected-window window (funcall tab-line-tabs-function))
 								                 (funcall tab-line-tabs-function))))
 								    (set-window-parameter
 								     window 'tab-line-hscroll
-												Auto-scrolling in tab-line (bug#37667)

* lisp/tab-line.el (tab-line-auto-hscroll): New function.
(tab-line-format): Use tab-line-auto-hscroll.

											
										
										
											2019-11-17 21:43:28 +00:00
+								     (max 0 (min (+ (if (integerp hscroll) (abs hscroll) 0) (or arg 1))
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								                 (1- (length tabs)))))
 								    (when window
 								      (force-mode-line-update t))))
 								(defun tab-line-hscroll-right (&optional arg mouse-event)
 								  (interactive (list current-prefix-arg last-nonmenu-event))
 								  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
 								    (tab-line-hscroll arg window)
 								    (force-mode-line-update window)))
 								(defun tab-line-hscroll-left (&optional arg mouse-event)
 								  (interactive (list current-prefix-arg last-nonmenu-event))
 								  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
 								    (tab-line-hscroll (- (or arg 1)) window)
 								    (force-mode-line-update window)))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								(defun tab-line-new-tab (&optional mouse-event)
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								  "Add a new tab to the tab line.
 								Usually is invoked by clicking on the plus-shaped button.
 								But any switching to other buffer also adds a new tab
 								corresponding to the switched buffer."
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								  (interactive (list last-nonmenu-event))
-												Improve customization.

* lisp/tab-bar.el (tab-bar-new-tab-choice)
(tab-bar-close-button-show): New defcustoms.
(tab-bar-tab-name-function): New defvar.

* lisp/tab-line.el (tab-line-new-tab-choice)
(tab-line-close-button-show): New defcustoms.

											
										
										
											2019-09-25 20:21:37 +00:00
+								  (if (functionp tab-line-new-tab-choice)
 								      (funcall tab-line-new-tab-choice)
-												* lisp/tab-line.el: More configurability for tab buffer groups.

* lisp/tab-line.el (tab-line-tabs-buffer-group-function)
(tab-line-tabs-buffer-group-sort-function)
(tab-line-tabs-buffer-groups-sort-function): New defvars.
(tab-line-tabs-buffer-group-name): Rename from
tab-line-tabs-buffer-groups--name and use tab-line-tabs-buffer-group-function.
(tab-line-tabs-buffer-groups): Use tab-line-tabs-buffer-groups-sort-function
and tab-line-tabs-buffer-group-sort-function.
(tab-line-new-tab): Let bind tab-line-tabs-buffer-groups to
mouse-buffer-menu-mode-groups.

											
										
										
											2019-11-06 22:59:28 +00:00
+								    (let ((tab-line-tabs-buffer-groups mouse-buffer-menu-mode-groups))
 								      (if (and (listp mouse-event) window-system) ; (display-popup-menus-p)
 								          (mouse-buffer-menu mouse-event) ; like (buffer-menu-open)
 								        ;; tty menu doesn't support mouse clicks, so use tmm
 								        (tmm-prompt (mouse-buffer-menu-keymap))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
 								(defun tab-line-select-tab (&optional e)
 								  "Switch to the selected tab.
 								This command maintains the original order of prev/next buffers.
 								So for example, switching to a previous tab is equivalent to
 								using the `previous-buffer' command."
 								  (interactive "e")
 								  (let* ((posnp (event-start e))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
+								         (tab (get-pos-property 1 'tab (car (posn-string posnp))))
 								         (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
 								    (if buffer
 								        (tab-line-select-tab-buffer buffer (posn-window posnp))
 								      (let ((select (cdr (assq 'select tab))))
 								        (when (functionp select)
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								          (with-selected-window (posn-window posnp)
 								            (funcall select)
 								            (force-mode-line-update)))))))
-												* lisp/tab-line.el: New option for tabs where buffers are grouped by mode.

* lisp/tab-line.el (tab-line-tabs-function): Add option
tab-line-tabs-buffer-groups.
(tab-line-tabs-buffer-groups): New defvar defaulted to
mouse-buffer-menu-mode-groups.
(tab-line-tabs-buffer-groups--name, tab-line-tabs-buffer-groups):
New functions.
(tab-line-format): Support tabs in the format '(tab (name . "name") ...)'.
(tab-line-select-tab): Move part of code to tab-line-select-tab-buffer.
(tab-line-select-tab-buffer): New function.
(tab-line-tab-current): Rename from tab-line-tab-selected.

											
										
										
											2019-11-05 23:21:57 +00:00
 								(defun tab-line-select-tab-buffer (buffer &optional window)
 								  (let* ((window-buffer (window-buffer window))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								         (next-buffers (seq-remove (lambda (b) (eq b window-buffer))
 								                                   (window-next-buffers window)))
 								         (prev-buffers (seq-remove (lambda (b) (eq b window-buffer))
 								                                   (mapcar #'car (window-prev-buffers window))))
 								         ;; Remove next-buffers from prev-buffers
 								         (prev-buffers (seq-difference prev-buffers next-buffers)))
 								    (cond
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								     ((and (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
 								           (memq buffer next-buffers))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								      (dotimes (_ (1+ (seq-position next-buffers buffer)))
 								        (switch-to-next-buffer window)))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								     ((and (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
 								           (memq buffer prev-buffers))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								      (dotimes (_ (1+ (seq-position prev-buffers buffer)))
 								        (switch-to-prev-buffer window)))
 								     (t
-												Small fixes.  Bind [tab-line mouse-1] to mouse-select-window.

											
										
										
											2019-09-24 21:54:36 +00:00
+								      (with-selected-window window
 								        (switch-to-buffer buffer))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								(defun tab-line-switch-to-prev-tab (&optional mouse-event)
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								  "Switch to the previous tab.
 								Its effect is the same as using the `previous-buffer' command
 								(\\[previous-buffer])."
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								  (interactive (list last-nonmenu-event))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
 								    (if (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
 								        (switch-to-prev-buffer window)
 								      (with-selected-window (or window (selected-window))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								        (let* ((tabs (funcall tab-line-tabs-function))
 								               (tab (nth (1- (seq-position
 								                              tabs (current-buffer)
 								                              (lambda (tab buffer)
 								                                (if (bufferp tab)
 								                                    (eq buffer tab)
 								                                  (eq buffer (cdr (assq 'buffer tab)))))))
 								                         tabs))
 								               (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
 								          (when (bufferp buffer)
 								            (switch-to-buffer buffer)))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								(defun tab-line-switch-to-next-tab (&optional mouse-event)
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								  "Switch to the next tab.
 								Its effect is the same as using the `next-buffer' command
 								(\\[next-buffer])."
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								  (interactive (list last-nonmenu-event))
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								  (let ((window (and (listp mouse-event) (posn-window (event-start mouse-event)))))
 								    (if (eq tab-line-tabs-function #'tab-line-tabs-window-buffers)
 								        (switch-to-next-buffer window)
 								      (with-selected-window (or window (selected-window))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								        (let* ((tabs (funcall tab-line-tabs-function))
 								               (tab (nth (1+ (seq-position
 								                              tabs (current-buffer)
 								                              (lambda (tab buffer)
 								                                (if (bufferp tab)
 								                                    (eq buffer tab)
 								                                  (eq buffer (cdr (assq 'buffer tab)))))))
 								                         tabs))
 								               (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab)))))
 								          (when (bufferp buffer)
 								            (switch-to-buffer buffer)))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								(defcustom tab-line-close-tab-action 'bury-buffer
 								  "Defines what to do on closing the tab.
 								If `bury-buffer', put the tab's buffer at the end of the list of all
 								buffers that effectively hides the buffer's tab from the tab line.
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								If `kill-buffer', kills the tab's buffer.
 								This option is useful when `tab-line-tabs-function' has the value
 								`tab-line-tabs-window-buffers'."
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								  :type '(choice (const :tag "Bury buffer" bury-buffer)
 								                 (const :tag "Kill buffer" kill-buffer))
 								  :group 'tab-line
 								  :version "27.1")
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								(defun tab-line-close-tab (&optional mouse-event)
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								  "Close the selected tab.
 								Usually is invoked by clicking on the close button on the right side
 								of the tab.  This command buries the buffer, so it goes out of sight
 								from the tab line."
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								  (interactive (list last-nonmenu-event))
 								  (let* ((posnp (and (listp mouse-event) (event-start mouse-event)))
 								         (window (and posnp (posn-window posnp)))
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								         (tab (get-pos-property 1 'tab (car (posn-string posnp))))
 								         (buffer (if (bufferp tab) tab (cdr (assq 'buffer tab))))
 								         (close-action (unless (bufferp tab) (cdr (assq 'close tab)))))
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
+								    (with-selected-window (or window (selected-window))
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								      (cond
-												* lisp/tab-line.el (tab-line-tabs-buffer-list-function): New variable.

(tab-line-tabs-buffer-list): New function.
(tab-line-tabs-mode-buffers, tab-line-tabs-buffer-groups):
Call tab-line-tabs-mode-buffers.
(tab-line-tabs-buffer-groups): Add 'close' function that uses
kill-buffer instead of bury-buffer that makes no sense here.
(tab-line-format): Don't show the close button when a tab
has no 'close' function or buffer.
(tab-line-switch-to-prev-tab, tab-line-switch-to-next-tab):
Support tabs with 'buffer' properties.
(tab-line-close-tab): Call 'close' function when defined.

											
										
										
											2019-11-12 21:31:12 +00:00
+								       ((functionp close-action)
 								        (funcall close-action))
-												* lisp/tab-line.el: Add new defcustom tab-line-close-tab-action.

											
										
										
											2019-09-28 19:48:48 +00:00
+								       ((eq tab-line-close-tab-action 'kill-buffer)
 								        (kill-buffer buffer))
 								       ((eq tab-line-close-tab-action 'bury-buffer)
 								        (if (eq buffer (current-buffer))
 								            (bury-buffer)
 								          (set-window-prev-buffers nil (assq-delete-all buffer (window-prev-buffers)))
 								          (set-window-next-buffers nil (delq buffer (window-next-buffers))))))
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								      (force-mode-line-update))))
 								;;;###autoload
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								(define-minor-mode tab-line-mode
 								  "Toggle display of window tab line in the buffer."
 								  :lighter nil
 								  (setq tab-line-format (when tab-line-mode '(:eval (tab-line-format)))))
 								(defcustom tab-line-exclude-modes
 								  '(completion-list-mode)
 								  "List of major modes in which the tab line is not enabled."
 								  :type '(repeat symbol)
 								  :group 'tab-line
 								  :version "27.1")
 								;;;###autoload
 								(defvar tab-line-exclude nil)
 								;;;###autoload
 								(make-variable-buffer-local 'tab-line-exclude)
 								(defun tab-line-mode--turn-on ()
 								  "Turn on `tab-line-mode'."
 								  (unless (or (minibufferp)
 								              (string-match-p "\\` " (buffer-name))
 								              (memq major-mode tab-line-exclude-modes)
 								              (get major-mode 'tab-line-exclude)
 								              (buffer-local-value 'tab-line-exclude (current-buffer)))
 								    (tab-line-mode 1)))
 								;;;###autoload
 								(define-globalized-minor-mode global-tab-line-mode
 								  tab-line-mode tab-line-mode--turn-on
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
+								  :group 'tab-line
-												Customizable tab-line-tabs-function and new buffer-local tab-line-mode.

* lisp/tab-line.el (tab-line-tabs-function): Turn defvar into defcustom
with default of tab-line-tabs-window-buffers.
(tab-line-tabs-mode-buffers): New function.
(tab-line-tabs-window-buffers): Rename from tab-line-tabs.
(tab-line-select-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab): Handle the value tab-line-tabs-window-buffers
of tab-line-tabs-function specially.
(tab-line-mode): Rename from global-tab-line-mode and change scope
to buffer-local.
(global-tab-line-mode): New globalized-minor-mode.
(tab-line-mode--turn-on): New function.
(tab-line-exclude-modes): New defcustom.
(tab-line-exclude): New buffer-local variable.
https://lists.gnu.org/archive/html/emacs-devel/2019-10/msg00988.html

* lisp/dired.el (dired-mark-pop-up): Set tab-line-exclude to nil.
Don't set tab-line-format.   (Bug#37699)
* lisp/speedbar.el (speedbar-mode): Set tab-line-exclude to nil.
Don't set tab-line-format.

											
										
										
											2019-10-26 22:38:32 +00:00
+								  :version "27.1")
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
-												Tab-line horizontal scrolling with UI buttons and commands (bug#37667)

* etc/images/tabs/left-arrow.xpm:
* etc/images/tabs/right-arrow.xpm: New images.

* lisp/tab-line.el (tab-line-left-map, tab-line-right-map): New keymaps.
(tab-line-left-button, tab-line-right-button): New variables.
(tab-line-tab-name-function): Turn defvar into defcustom.
(tab-line-tab-name-buffer): New function.
(tab-line-tab-name-truncated-buffer): Rename from tab-line-tab-name.
(tab-line-tabs-limit): Default to nil.
(tab-line-tabs): Behavior depends on tab-line-tabs-limit.
(tab-line-format): Use window-parameter tab-line-hscroll.
Add left/right buttons.
(tab-line-hscroll): New function.
(tab-line-hscroll-right, tab-line-hscroll-left): New commands
bound to mouse-wheel.  Rebind tab-switching commands to	mouse-wheel
with Ctrl-modifier.

											
										
										
											2019-10-22 21:17:27 +00:00
+								(global-set-key [tab-line mouse-4]    'tab-line-hscroll-left)
 								(global-set-key [tab-line mouse-5]    'tab-line-hscroll-right)
 								(global-set-key [tab-line wheel-up]   'tab-line-hscroll-left)
 								(global-set-key [tab-line wheel-down] 'tab-line-hscroll-right)
-												* lisp/tab-line.el (tab-line-tab-selected): New face.

(tab-line-format): Use new face tab-line-tab-selected.
([tab-line]): Move tab-switching mouse wheel commands to S-keys.

											
										
										
											2019-11-02 21:39:15 +00:00
+								(global-set-key [tab-line S-mouse-4]    'tab-line-switch-to-prev-tab)
 								(global-set-key [tab-line S-mouse-5]    'tab-line-switch-to-next-tab)
 								(global-set-key [tab-line S-wheel-up]   'tab-line-switch-to-prev-tab)
 								(global-set-key [tab-line S-wheel-down] 'tab-line-switch-to-next-tab)
-												* lisp/tab-line.el: Bind mouse commands to [tab-line].

* lisp/tab-line.el: Bind mouse-4/mouse-5, wheel-up/wheel-down
globally to [tab-line].
(tab-line-tab-map): Remove local bindings of mouse-4/mouse-5.
(tab-line-new-tab, tab-line-switch-to-prev-tab)
(tab-line-switch-to-next-tab, tab-line-close-tab):
Turn commands into mouse-free (can be used without mouse).

											
										
										
											2019-10-20 22:37:39 +00:00
-												Frame-local tab-bar and window-local tab-line.

* etc/NEWS: Add 'tab-bar-mode' and 'global-tab-line-mode'.

* etc/TODO: Remove tab-related items.

* lisp/cus-start.el: Add tab-bar-mode, tab-bar-max-label-size.

* lisp/frame.el (frame-notice-user-settings): handle tab-bar-lines.

* lisp/loadup.el: Load "tab-bar".

* lisp/menu-bar.el (menu-bar-options-save): Add tab-bar-mode.
(menu-bar-showhide-menu): Define showhide-tab-bar.

* lisp/startup.el (tab-bar-images-pixel-height): New defconst.
(command-line): Reset tab-bar-mode.
(x-apply-session-resources): Add "tabBar", "TabBar".

* lisp/subr.el (read-key): Add tab-bar.

* lisp/tab-bar.el: New file.
* lisp/tab-line.el: New file.

* lisp/window.el (window--dump-frame): Add tab-bar-height.

* src/dispextern.h (enum window_part): Add ON_TAB_LINE.
(struct glyph_matrix): Add tab_line_p.
(struct glyph_row): Add tab_line_p.
(MATRIX_TAB_LINE_ROW): New macro.
(MATRIX_FIRST_TEXT_ROW): Handle more mode lines.
(MR_PARTIALLY_VISIBLE_AT_TOP): Add WINDOW_TAB_LINE_HEIGHT.
(MATRIX_TAB_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT)
(DESIRED_TAB_LINE_HEIGHT): New macros.
(enum face_id): Add TAB_BAR_FACE_ID and TAB_LINE_FACE_ID.
(struct it): Add tab_line_p.
(tab_bar_item_idx, tab_bar_item_image): New enums.
(DEFAULT_TAB_BAR_LABEL_SIZE, DEFAULT_TAB_BAR_BUTTON_MARGIN)
(DEFAULT_TAB_BAR_BUTTON_RELIEF, DEFAULT_TAB_BAR_IMAGE_HEIGHT):
New constants.

* src/dispnew.c (adjust_glyph_matrix): Use window_wants_tab_line.
(shift_glyph_matrix): Add WINDOW_TAB_LINE_HEIGHT.
(clear_current_matrices, clear_desired_matrices):
Call clear_glyph_matrix on tab_bar_window.
(blank_row): Add WINDOW_TAB_LINE_HEIGHT.
(required_matrix_height): Change 2 to 3.
(fake_current_matrices): Reset tab_line_p.
(adjust_frame_glyphs_for_window_redisplay): Handle tab_bar_window.
Add FRAME_TAB_BAR_HEIGHT and FRAME_TAB_BAR_LINES.
(free_glyphs): Handle tab_bar_window.
(update_frame): Handle tab_bar_window.
(update_window): Handle row->tab_line_p.
(scrolling_window): Change arg type from bool to int.
Change header_line_p to tab_line_p.
(buffer_posn_from_coords): Add window_wants_tab_line.
(mode_line_string): Use MATRIX_TAB_LINE_ROW for part ON_TAB_LINE.

* src/frame.c (frame_default_tab_bar_height): New internal variable.
(adjust_frame_size): Handle tab_bar_window.
(make_frame): Reset tab_bar_redisplayed, tab_bar_resized and
last_tab_bar_item.
(Ftab_bar_pixel_width): New function.
(frame_parms): Add tab-bar-lines.
(gui_figure_window_size): Add new arg tabbar_p.
(syms_of_frame): Add Qtab_bar_size, Qupdate_frame_tab_bar,
Qfree_frame_tab_bar, Qtab_bar_lines, Stab_bar_pixel_width.
Add Qtab_bar_lines to frame_inhibit_implied_resize.
(tab-bar-mode): New variable.

* src/frame.h (GCALIGNED_STRUCT): Add tab_bar_window,
desired_tab_bar_string, current_tab_bar_string.
(GCALIGNED_STRUCT): Add tab_bar_items, last_tab_bar_item,
minimize_tab_bar_window_p, tab_bar_redisplayed, tab_bar_resized,
tab_bar_lines, tab_bar_height, n_tab_bar_rows, n_tab_bar_items.
(fset_tab_bar_items, fset_tab_bar_window)
(fset_current_tab_bar_string, fset_desired_tab_bar_string):
New inlines.
(FRAME_TAB_BAR_LINES, FRAME_TAB_BAR_HEIGHT): New macros.
(FRAME_TOP_MARGIN, FRAME_TOP_MARGIN_HEIGHT):
Use FRAME_TAB_BAR_LINES.

* src/fringe.c (draw_fringe_bitmap_1, update_window_fringes):
Add WINDOW_TAB_LINE_HEIGHT.

* src/gtkutil.c (xg_frame_set_char_size): Add FRAME_TABBAR_WIDTH.
(x_wm_set_size_hint): Add FRAME_TABBAR_WIDTH.

* src/keyboard.c (read_char): Handle Qtab_bar.
(kbd_buffer_get_event): Handle TAB_BAR_EVENT.
(make_lispy_position): Add WINDOW_TAB_LINE_HEIGHT.
Handle TAB_BAR_EVENT.
(tab_bar_items_vector, tab_bar_item_properties, ntab_bar_items):
New internal variables.
(tab_bar_items, process_tab_bar_item, set_prop_tab_bar)
(parse_tab_bar_item, init_tab_bar_items, append_tab_bar_item):
New functions.
(read_char_x_menu_prompt, read_key_sequence): Handle Qtab_bar.
(tab-bar-separator-image-expression): New variable.

* src/keymap.c (syms_of_keymap): Add Qtab_bar and Qtab_line.

* src/menu.c (x_popup_menu_1, Fx_popup_dialog): Handle Qtab_bar.

* src/termhooks.h (enum event_kind): Add TAB_BAR_EVENT.
(GCALIGNED_STRUCT): Add change_tab_bar_height_hook.

* src/w32fns.c (w32_frame_parm_handlers): Add w32_set_tab_bar_lines.

* src/w32term.c (w32_draw_window_cursor): Add WINDOW_TAB_LINE_HEIGHT.

* src/window.c (window_body_height): Add WINDOW_TAB_LINE_HEIGHT.
(Fwindow_tab_line_height): New function.
(coordinates_in_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(window_relative_x_coord): Add ON_TAB_LINE.
(Fcoordinates_in_window_p): Add ON_TAB_LINE.
(window_from_coordinates): Add new arg tab_bar_p.
(Fwindow_line_height): Use window_wants_tab_line with
WINDOW_TAB_LINE_HEIGHT.
(Fwindow_lines_pixel_dimensions): Add WINDOW_TAB_LINE_HEIGHT.
(make_window): Set tab_line_height to -1.
(window_wants_tab_line): New function.
(window_internal_height): Use window_wants_tab_line.
(window_scroll_pixel_based): Add WINDOW_TAB_LINE_HEIGHT.
(Frecenter): Set minimize_tab_bar_window_p to 1.
(GCALIGNED_STRUCT): Add frame_tab_bar_lines and frame_tab_bar_height.
(Fcurrent_window_configuration): Set frame_tab_bar_lines and
frame_tab_bar_height.
(set_window_scroll_bars): Add WINDOW_TAB_LINE_HEIGHT.
(syms_of_window): Add Qtab_line_format and Swindow_tab_line_height.

* src/window.h (GCALIGNED_STRUCT): Add tab_line_height.
(WINDOW_TAB_BAR_P, WINDOW_TAB_LINE_HEIGHT, WINDOW_TAB_LINE_LINES):
New macros.
(WINDOW_TOP_EDGE_Y, WINDOW_BOTTOM_EDGE_Y, WINDOW_TAB_LINE_HEIGHT):
Add WINDOW_TAB_BAR_P.

* src/xdisp.c (window_box_height): Add window_wants_tab_line with
MATRIX_TAB_LINE_ROW and CURRENT_TAB_LINE_HEIGHT.
(pos_visible_p): Use window_wants_tab_line.
Add WINDOW_TAB_LINE_HEIGHT.
(get_glyph_string_clip_rects): Add WINDOW_TAB_LINE_HEIGHT.
(get_phys_cursor_geometry): Add WINDOW_TAB_LINE_HEIGHT.
(remember_mouse_glyph): Use MATRIX_TAB_LINE_ROW for part
ON_TAB_LINE.
(init_iterator): Use MATRIX_TAB_LINE_ROW for TAB_LINE_FACE_ID.
Add WINDOW_TAB_LINE_HEIGHT.  Add window_wants_tab_line.
(Fwindow_text_pixel_size): Add WINDOW_TAB_LINE_HEIGHT.
(prepare_menu_bars): Call update_tab_bar.
(update_tab_bar, build_desired_tab_bar_string)
(display_tab_bar_line, tab_bar_height, Ftab_bar_height)
(redisplay_tab_bar, tab_bar_item_info, get_tab_bar_item)
(handle_tab_bar_click, note_tab_bar_highlight): New functions.
(compute_window_start_on_continuation_line): Use window_wants_tab_line.
(try_cursor_movement): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(redisplay_window): Use window_wants_tab_line with
CURRENT_TAB_LINE_HEIGHT.
(try_window_reusing_current_matrix): Use window_wants_tab_line
with WINDOW_TAB_LINE_HEIGHT.
(Fdump_tab_bar_row): New function.
(compute_line_metrics): Add WINDOW_TAB_LINE_HEIGHT.
(display_line): Use window_wants_tab_line.
(display_mode_line): Set tab_line_p to true if face_id is
TAB_LINE_FACE_ID.
(Fformat_mode_line): Handle Qtab_line and Qtab_bar.
(gui_clear_end_of_line): Add WINDOW_TAB_LINE_HEIGHT.
(erase_phys_cursor): Use WINDOW_TAB_LINE_HEIGHT.
(show_mouse_face): Use tab_bar_window.
(note_mode_line_or_margin_highlight): Use MATRIX_TAB_LINE_ROW for
area ON_TAB_LINE.
(note_mouse_highlight): Call note_tab_bar_highlight,
(expose_frame): Handle tab_bar_window.
(syms_of_xdisp): Add Sdump_tab_bar_row and Stab_bar_height.
(auto-resize-tab-bars, auto-raise-tab-bar-buttons)
(tab-bar-border, tab-bar-button-margin, tab-bar-button-relief)
(tab-bar-max-label-size): New variables.

* src/xfaces.c (lookup_basic_face): Add TAB_LINE_FACE_ID and
TAB_BAR_FACE_ID.
(syms_of_xfaces): Define Qtab_bar and Qtab_line.

* src/xfns.c (x_set_tab_bar_lines, x_change_tab_bar_height):
New functions.
(xic_set_statusarea): Add FRAME_TABBAR_TOP_HEIGHT.
(frame_geometry): Add FRAME_TAB_BAR_HEIGHT and Qtab_bar_size.

* src/xterm.c (x_draw_image_relief): Use tab_bar_button_relief.
(x_draw_image_relief): Use TAB_BAR_FACE_ID.
(handle_one_xevent): Handle tab_bar_window.
(x_set_window_size_1): Add FRAME_TABBAR_WIDTH.
(x_create_terminal): Set change_tab_bar_height_hook.

* src/xterm.h (struct x_output): Add tabbar_top_height,
tabbar_bottom_height, tabbar_left_width, tabbar_right_width
tabbar_widget, tabbar_in_hbox, tabbar_is_packed.
(FRAME_TABBAR_TOP_HEIGHT): Add FRAME_TABBAR_TOP_HEIGHT,
FRAME_TABBAR_BOTTOM_HEIGHT, FRAME_TABBAR_HEIGHT,
FRAME_TABBAR_LEFT_WIDTH, FRAME_TABBAR_RIGHT_WIDTH,
FRAME_TABBAR_WIDTH.

											
										
										
											2019-08-31 20:40:07 +00:00
 								(provide 'tab-line)
 								;;; tab-line.el ends here