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emacs/lisp/dynamic-setting.el
Jan Djärv f904c0f938 Gtk tool bars can be text, icons with text or just icons.
* xsettings.c: Qmonospace_font_name, Qtool_bar_style and
current_tool_bar_style are new.
(store_config_changed_event): Rename from store_font_changed_event.
(XSETTINGS_TOOL_BAR_STYLE): New define.
(SEEN_FONT, SEEN_TB_STYLE): New enum values.
(struct xsettings): Add font and tb_style, set xft stuff inside #ifdef
HAVE_XFT.
(something_changedCB): store_font_changed_event is now
store_config_changed_event
(parse_settings): Rename from parse_xft_settings.  Read
non-xft xsettings outside #ifdef HAVE_XFT.
(read_settings): Renamed from read_xft_settings.
(apply_xft_settings): Take current settings as parameter.  Do not
call read_(xft)_settings.
(read_and_apply_settings): New function.
(xft_settings_event): Do non-xft stuff out of HAVE_XFT.  Call
read_and_apply_settings if there are settings to be read.
(init_xsettings): Renamed from init_xfd_settings.
Call read_and_apply_settings unconditionally.
(xsettings_initialize): Call init_xsettings.
(Ftool_bar_get_system_style): New function.
(syms_of_xsettings): Define Qmonospace_font_name and
Qtool_bar_style.  Initialize current_tool_bar_style to nil.
defsubr Stool_bar_get_system_style. Fprovide on
dynamic-setting.

* xsettings.h (Ftool_bar_get_system_style): Declare.

* xdisp.c: Vtool_bar_style, tool_bar_max_label_size,
Qtext, Qboth, Qboth_horiz are new.
(syms_of_xdisp): Intern Qtext, Qboth, Qboth_horiz, DEFVAR
Vtool_bar_style, tool_bar_max_label_size.

* lisp.h: Extern declare Qtext, Qboth, Qboth_horiz.

* keyboard.c: QClabel is new.
(parse_tool_bar_item): Take out QClabel from tool bar items.
Try to construct a label if ther is no QClabel.
(syms_of_keyboard): Intern :label as QClabel.

* dispextern.h (tool_bar_item_idx): TOOL_BAR_ITEM_LABEL is new.
(Vtool_bar_style, tool_bar_max_label_size, DEFAULT_TOOL_BAR_LABEL_SIZE):
New.

* Makefile.in (SOME_MACHINE_LISP): font-setting.el renamed to
dynamic-setting.el.

* gtkutil.c (xg_tool_bar_menu_proxy): Handle label in tool bar item.
(xg_make_tool_item, xg_show_toolbar_item): New function.
(update_frame_tool_bar): Take label from TOOL_BAR_ITEM_LABEL.
Call xg_make_tool_item to make a tool bar item.
Call xg_show_toolbar_item.  Use wtoolbar instead of x->toolbar_widget.

* xterm.c (x_draw_image_relief): Take Vtool_bar_button_margin
into account for toolbars.

* vc-dir.el (vc-dir-tool-bar-map): Add :label on some tool bar items.

* tool-bar.el (tool-bar-setup): Add :label on some tool bar items.

* loadup.el: Load dynamic-setting.el if feature dynamic-setting
is present.

* info.el (info-tool-bar-map): Add labels.

* cus-start.el (all): Add tool-bar-style and tool-bar-max-label-size.

* cus-edit.el (custom-commands): Add labels for tool bar.
(custom-buffer-create-internal, Custom-mode): Adjust for
labels in custom-commands.

* dynamic-setting.el: Renamed from font-setting.el.
2010-04-20 20:52:07 +02:00

106 lines
3.7 KiB
EmacsLisp

;;; dynamic-setting.el --- Support dynamic changes
;; Copyright (C) 2009, 2010 Free Software Foundation, Inc.
;; Author: Jan Djärv <jan.h.d@swipnet.se>
;; Maintainer: FSF
;; Keywords: font, system-font, tool-bar-style
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; This file provides the lisp part of the GConf and XSetting code in
;; xsetting.c. But it is nothing that prevents it from being used by
;; other configuration schemes.
;;; Code:
;;; Customizable variables
(declare-function font-get-system-font "xsettings.c" ())
(defvar font-use-system-font)
(defun font-setting-change-default-font (display-or-frame set-font)
"Change font and/or font settings for frames on display DISPLAY-OR-FRAME.
If DISPLAY-OR-FRAME is a frame, the display is the one for that frame.
If SET-FONT is non-nil, change the font for frames. Otherwise re-apply the
current form for the frame (i.e. hinting or somesuch changed)."
(let ((new-font (and (fboundp 'font-get-system-font)
(font-get-system-font))))
(when new-font
;; Be careful here: when set-face-attribute is called for the
;; :font attribute, Emacs tries to guess the best matching font
;; by examining the other face attributes (Bug#2476).
(clear-font-cache)
;; Set for current frames. Only change font for those that have
;; the old font now. If they don't have the old font, the user
;; probably changed it.
(dolist (f (frames-on-display-list display-or-frame))
(if (display-graphic-p f)
(let* ((frame-font
(or (font-get (face-attribute 'default :font f
'default) :user-spec)
(frame-parameter f 'font-parameter)))
(font-to-set
(if set-font new-font
;; else set font again, hinting etc. may have changed.
frame-font)))
(if font-to-set
(progn
(message "setting %s" font-to-set)
(set-frame-parameter f 'font-parameter font-to-set)
(set-face-attribute 'default f
:width 'normal
:weight 'normal
:slant 'normal
:font font-to-set))))))
;; Set for future frames.
(set-face-attribute 'default t :font new-font)
(let ((spec (list (list t (face-attr-construct 'default)))))
(progn
(put 'default 'customized-face spec)
(custom-push-theme 'theme-face 'default 'user 'set spec)
(put 'default 'face-modified nil))))))
(defun dynamic-setting-handle-config-changed-event (event)
"Handle config-changed-event on the display in EVENT.
Changes can be
The monospace font. If `font-use-system-font' is nil, the font
is not changed.
Xft parameters, like DPI and hinting.
The tool bar style."
(interactive "e")
(let ((type (nth 1 event))
(display-name (nth 2 event)))
(cond ((and (eq type 'monospace-font-name) font-use-system-font)
(font-setting-change-default-font display-name t))
((eq type 'font-render)
(font-setting-change-default-font display-name nil))
((eq type 'tool-bar-style) (force-mode-line-update t)))))
(define-key special-event-map [config-changed-event]
'dynamic-setting-handle-config-changed-event)
;; arch-tag: 3a57e78f-1cd6-48b6-ab75-98f160dcc017