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0dc75daf11
* doc/lispref/keymaps.texi (Scanning Keymaps): Document it. * lisp/keymap.el (make-non-key-event): New function. * lisp/term/common-win.el (x-setup-function-keys): Mark ns events as not being keys (bug#55940). * src/keymap.c (Fwhere_is_internal): Filter out key sequences that are marked as being non-keys.
433 lines
20 KiB
EmacsLisp
433 lines
20 KiB
EmacsLisp
;;; common-win.el --- common part of handling window systems -*- lexical-binding: t; -*-
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;; Copyright (C) 1993-1994, 2001-2022 Free Software Foundation, Inc.
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;; Maintainer: emacs-devel@gnu.org
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;; Keywords: terminals
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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;;;; Function keys
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(defvar x-alternatives-map
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(let ((map (make-sparse-keymap)))
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;; Map certain keypad keys into ASCII characters that people usually expect.
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(define-key map [M-backspace] [?\M-\d])
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(define-key map [M-delete] [?\M-\d])
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(define-key map [M-tab] [?\M-\t])
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(define-key map [M-linefeed] [?\M-\n])
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(define-key map [M-clear] [?\M-\C-l])
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(define-key map [M-return] [?\M-\C-m])
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(define-key map [M-escape] [?\M-\e])
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(unless (featurep 'ns)
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(define-key map [iso-lefttab] [backtab])
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(define-key map [S-iso-lefttab] [backtab]))
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(and (or (eq system-type 'windows-nt)
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(featurep 'ns))
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(define-key map [S-tab] [backtab]))
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map)
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"Keymap of possible alternative meanings for some keys.")
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(defun x-setup-function-keys (frame)
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"Set up `function-key-map' on the graphical frame FRAME."
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;; Don't do this twice on the same display, or it would break
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;; normal-erase-is-backspace-mode.
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(unless (terminal-parameter frame 'x-setup-function-keys)
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;; Map certain keypad keys into ASCII characters that people usually expect.
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(with-selected-frame frame
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(let ((map (copy-keymap x-alternatives-map)))
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(set-keymap-parent map (keymap-parent local-function-key-map))
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(set-keymap-parent local-function-key-map map))
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(when (featurep 'ns)
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(setq system-key-alist
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(list
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;; These are special "keys" used to pass events from C to lisp.
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(cons 1 (make-non-key-event 'ns-power-off))
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(cons 2 (make-non-key-event 'ns-open-file))
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(cons 3 (make-non-key-event 'ns-open-temp-file))
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(cons 4 (make-non-key-event 'ns-drag-file))
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(cons 5 (make-non-key-event 'ns-drag-color))
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(cons 6 (make-non-key-event 'ns-drag-text))
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(cons 8 (make-non-key-event 'ns-open-file-line))
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;;; (cons 9 (make-non-key-event 'ns-insert-working-text))
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;;; (cons 10 (make-non-key-event 'ns-delete-working-text))
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(cons 11 (make-non-key-event 'ns-spi-service-call))
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(cons 12 (make-non-key-event 'ns-new-frame))
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(cons 13 (make-non-key-event 'ns-toggle-toolbar))
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(cons 14 (make-non-key-event 'ns-show-prefs))))))
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(set-terminal-parameter frame 'x-setup-function-keys t)))
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(defvar x-invocation-args)
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(defvar x-command-line-resources nil)
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;; Handler for switches of the form "-switch value" or "-switch".
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(defun x-handle-switch (switch &optional numeric)
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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(setq default-frame-alist
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(cons (cons (nth 3 aelt)
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(if numeric
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(string-to-number (pop x-invocation-args))
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(or (nth 4 aelt) (pop x-invocation-args))))
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default-frame-alist)))))
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;; Handler for switches of the form "-switch n"
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(defun x-handle-numeric-switch (switch)
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(x-handle-switch switch t))
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;; Handle options that apply to initial frame only
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(defun x-handle-initial-switch (switch)
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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(setq initial-frame-alist
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(cons (cons (nth 3 aelt)
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(or (nth 4 aelt) (pop x-invocation-args)))
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initial-frame-alist)))))
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;; Make -iconic apply only to the initial frame!
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(defun x-handle-iconic (_switch)
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(setq initial-frame-alist
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(cons '(visibility . icon) initial-frame-alist)))
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;; Handle the -xrm option.
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(defun x-handle-xrm-switch (switch)
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(unless (consp x-invocation-args)
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(error "%s: missing argument to `%s' option" invocation-name switch))
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(setq x-command-line-resources
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(if (null x-command-line-resources)
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(pop x-invocation-args)
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(concat x-command-line-resources "\n" (pop x-invocation-args)))))
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(declare-function x-parse-geometry "frame.c" (string))
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;; Handle the geometry option
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(defun x-handle-geometry (_switch)
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(let* ((geo (x-parse-geometry (pop x-invocation-args)))
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(left (assq 'left geo))
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(top (assq 'top geo))
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(height (assq 'height geo))
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(width (assq 'width geo)))
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(if (or height width)
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(setq default-frame-alist
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(append default-frame-alist
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'((user-size . t))
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(if height (list height))
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(if width (list width)))
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initial-frame-alist
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(append initial-frame-alist
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'((user-size . t))
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(if height (list height))
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(if width (list width)))))
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(if (or left top)
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(setq initial-frame-alist
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(append initial-frame-alist
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'((user-position . t))
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(if left (list left))
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(if top (list top)))))))
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(defvar x-resource-name)
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;; Handle the -name option. Set the variable x-resource-name
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;; to the option's operand; set the name of
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;; the initial frame, too.
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(defun x-handle-name-switch (switch)
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(or (consp x-invocation-args)
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(error "%s: missing argument to `%s' option" invocation-name switch))
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(setq x-resource-name (pop x-invocation-args)
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initial-frame-alist (cons (cons 'name x-resource-name)
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initial-frame-alist)))
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(defvar x-display-name nil
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"The name of the window display on which Emacs was started.
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On X, the display name of individual X frames is recorded in the
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`display' frame parameter.")
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(defun x-handle-display (_switch)
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"Handle -display DISPLAY option."
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(setq x-display-name (pop x-invocation-args))
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;; Make subshell programs see the same DISPLAY value Emacs really uses.
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;; Note that this isn't completely correct, since Emacs can use
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;; multiple displays. However, there is no way to tell an already
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;; running subshell which display the user is currently typing on.
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(setenv "DISPLAY" x-display-name))
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(defun x-handle-args (args)
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"Process the X (or Nextstep) related command line options in ARGS.
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This is done before the user's startup file is loaded.
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Copies the options in ARGS to `x-invocation-args'. It then extracts
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the X (or Nextstep) options according to the handlers defined in
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`command-line-x-option-alist' (or `command-line-ns-option-alist').
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For example, `x-handle-switch' handles a switch like \"-fg\" and its
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value \"black\". This function returns ARGS minus the arguments that
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have been processed."
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;; We use ARGS to accumulate the args that we don't handle here, to return.
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(setq x-invocation-args args ; FIXME let-bind?
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args nil)
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(while (and x-invocation-args
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(not (equal (car x-invocation-args) "--")))
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(let* ((this-switch (pop x-invocation-args))
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(orig-this-switch this-switch)
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(option-alist (if (featurep 'ns)
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command-line-ns-option-alist
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command-line-x-option-alist))
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completion argval aelt handler)
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;; Check for long options with attached arguments
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;; and separate out the attached option argument into argval.
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(if (string-match "^--[^=]*=" this-switch)
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(setq argval (substring this-switch (match-end 0))
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this-switch (substring this-switch 0 (1- (match-end 0)))))
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;; Complete names of long options.
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(if (string-match "^--" this-switch)
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(progn
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(setq completion (try-completion this-switch option-alist))
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(if (eq completion t)
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;; Exact match for long option.
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nil
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(if (stringp completion)
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(let ((elt (assoc completion option-alist)))
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;; Check for abbreviated long option.
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(or elt
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(error "Option `%s' is ambiguous" this-switch))
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(setq this-switch completion))))))
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(setq aelt (assoc this-switch option-alist))
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(if aelt (setq handler (nth 2 aelt)))
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(if handler
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(if argval
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(let ((x-invocation-args
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(cons argval x-invocation-args)))
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(funcall handler this-switch))
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(funcall handler this-switch))
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(setq args (cons orig-this-switch args)))))
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(nconc (nreverse args) x-invocation-args))
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;;
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;; Available colors
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;;
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;; The ordering of the colors is chosen for the user's convenience in
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;; `list-colors-display', which displays the reverse of this list.
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;; Roughly speaking, `list-colors-display' orders by (i) named shades
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;; of gray with hue 0.0, sorted by value (ii) named colors with
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;; saturation 1.0, sorted by hue, (iii) named non-white colors with
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;; saturation less than 1.0, sorted by hue, (iv) other named shades of
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;; white, (v) numbered colors sorted by hue, and (vi) numbered shades
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;; of gray.
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(declare-function ns-list-colors "nsfns.m" (&optional frame))
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(defvar x-colors
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(if (featurep 'ns) (ns-list-colors)
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(purecopy
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'("gray100" "grey100" "gray99" "grey99" "gray98" "grey98" "gray97"
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"grey97" "gray96" "grey96" "gray95" "grey95" "gray94" "grey94"
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"gray93" "grey93" "gray92" "grey92" "gray91" "grey91" "gray90"
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"grey90" "gray89" "grey89" "gray88" "grey88" "gray87" "grey87"
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"gray86" "grey86" "gray85" "grey85" "gray84" "grey84" "gray83"
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"grey83" "gray82" "grey82" "gray81" "grey81" "gray80" "grey80"
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"gray79" "grey79" "gray78" "grey78" "gray77" "grey77" "gray76"
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"grey76" "gray75" "grey75" "gray74" "grey74" "gray73" "grey73"
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"gray72" "grey72" "gray71" "grey71" "gray70" "grey70" "gray69"
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"grey69" "gray68" "grey68" "gray67" "grey67" "gray66" "grey66"
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"gray65" "grey65" "gray64" "grey64" "gray63" "grey63" "gray62"
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"grey62" "gray61" "grey61" "gray60" "grey60" "gray59" "grey59"
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"gray58" "grey58" "gray57" "grey57" "gray56" "grey56" "gray55"
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"grey55" "gray54" "grey54" "gray53" "grey53" "gray52" "grey52"
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"gray51" "grey51" "gray50" "grey50" "gray49" "grey49" "gray48"
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"grey48" "gray47" "grey47" "gray46" "grey46" "gray45" "grey45"
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"gray44" "grey44" "gray43" "grey43" "gray42" "grey42" "gray41"
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"grey41" "gray40" "grey40" "gray39" "grey39" "gray38" "grey38"
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"gray37" "grey37" "gray36" "grey36" "gray35" "grey35" "gray34"
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"grey34" "gray33" "grey33" "gray32" "grey32" "gray31" "grey31"
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"gray30" "grey30" "gray29" "grey29" "gray28" "grey28" "gray27"
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"grey27" "gray26" "grey26" "gray25" "grey25" "gray24" "grey24"
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"gray23" "grey23" "gray22" "grey22" "gray21" "grey21" "gray20"
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"grey20" "gray19" "grey19" "gray18" "grey18" "gray17" "grey17"
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"gray16" "grey16" "gray15" "grey15" "gray14" "grey14" "gray13"
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"grey13" "gray12" "grey12" "gray11" "grey11" "gray10" "grey10"
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"gray9" "grey9" "gray8" "grey8" "gray7" "grey7" "gray6" "grey6"
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"gray5" "grey5" "gray4" "grey4" "gray3" "grey3" "gray2" "grey2"
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"gray1" "grey1" "gray0" "grey0"
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"LightPink1" "LightPink2" "LightPink3" "LightPink4"
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"pink1" "pink2" "pink3" "pink4"
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"PaleVioletRed1" "PaleVioletRed2" "PaleVioletRed3" "PaleVioletRed4"
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"LavenderBlush1" "LavenderBlush2" "LavenderBlush3" "LavenderBlush4"
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"VioletRed1" "VioletRed2" "VioletRed3" "VioletRed4"
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"HotPink1" "HotPink2" "HotPink3" "HotPink4"
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"DeepPink1" "DeepPink2" "DeepPink3" "DeepPink4"
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"maroon1" "maroon2" "maroon3" "maroon4"
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"orchid1" "orchid2" "orchid3" "orchid4"
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"plum1" "plum2" "plum3" "plum4"
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"thistle1" "thistle2" "thistle3" "thistle4"
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"MediumOrchid1" "MediumOrchid2" "MediumOrchid3" "MediumOrchid4"
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"DarkOrchid1" "DarkOrchid2" "DarkOrchid3" "DarkOrchid4"
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"purple1" "purple2" "purple3" "purple4"
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"MediumPurple1" "MediumPurple2" "MediumPurple3" "MediumPurple4"
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"SlateBlue1" "SlateBlue2" "SlateBlue3" "SlateBlue4"
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"RoyalBlue1" "RoyalBlue2" "RoyalBlue3" "RoyalBlue4"
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"LightSteelBlue1" "LightSteelBlue2" "LightSteelBlue3" "LightSteelBlue4"
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"SlateGray1" "SlateGray2" "SlateGray3" "SlateGray4"
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"DodgerBlue1" "DodgerBlue2" "DodgerBlue3" "DodgerBlue4"
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"SteelBlue1" "SteelBlue2" "SteelBlue3" "SteelBlue4"
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"SkyBlue1" "SkyBlue2" "SkyBlue3" "SkyBlue4"
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"LightSkyBlue1" "LightSkyBlue2" "LightSkyBlue3" "LightSkyBlue4"
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"LightBlue1" "LightBlue2" "LightBlue3" "LightBlue4"
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"CadetBlue1" "CadetBlue2" "CadetBlue3" "CadetBlue4"
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"azure1" "azure2" "azure3" "azure4"
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"LightCyan1" "LightCyan2" "LightCyan3" "LightCyan4"
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"PaleTurquoise1" "PaleTurquoise2" "PaleTurquoise3" "PaleTurquoise4"
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"DarkSlateGray1" "DarkSlateGray2" "DarkSlateGray3" "DarkSlateGray4"
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"aquamarine1" "aquamarine2" "aquamarine3" "aquamarine4"
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"SeaGreen1" "SeaGreen2" "SeaGreen3" "SeaGreen4"
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"honeydew1" "honeydew2" "honeydew3" "honeydew4"
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"DarkSeaGreen1" "DarkSeaGreen2" "DarkSeaGreen3" "DarkSeaGreen4"
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"PaleGreen1" "PaleGreen2" "PaleGreen3" "PaleGreen4"
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"DarkOliveGreen1" "DarkOliveGreen2" "DarkOliveGreen3" "DarkOliveGreen4"
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"OliveDrab1" "OliveDrab2" "OliveDrab3" "OliveDrab4"
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"ivory1" "ivory2" "ivory3" "ivory4"
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"LightYellow1" "LightYellow2" "LightYellow3" "LightYellow4"
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"khaki1" "khaki2" "khaki3" "khaki4"
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"LemonChiffon1" "LemonChiffon2" "LemonChiffon3" "LemonChiffon4"
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"LightGoldenrod1" "LightGoldenrod2" "LightGoldenrod3" "LightGoldenrod4"
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"cornsilk1" "cornsilk2" "cornsilk3" "cornsilk4"
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"goldenrod1" "goldenrod2" "goldenrod3" "goldenrod4"
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"DarkGoldenrod1" "DarkGoldenrod2" "DarkGoldenrod3" "DarkGoldenrod4"
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"wheat1" "wheat2" "wheat3" "wheat4"
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"NavajoWhite1" "NavajoWhite2" "NavajoWhite3" "NavajoWhite4"
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"burlywood1" "burlywood2" "burlywood3" "burlywood4"
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"AntiqueWhite1" "AntiqueWhite2" "AntiqueWhite3" "AntiqueWhite4"
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"bisque1" "bisque2" "bisque3" "bisque4"
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"tan1" "tan2" "tan3" "tan4"
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"PeachPuff1" "PeachPuff2" "PeachPuff3" "PeachPuff4"
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"seashell1" "seashell2" "seashell3" "seashell4"
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"chocolate1" "chocolate2" "chocolate3" "chocolate4"
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"sienna1" "sienna2" "sienna3" "sienna4"
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"LightSalmon1" "LightSalmon2" "LightSalmon3" "LightSalmon4"
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"salmon1" "salmon2" "salmon3" "salmon4"
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"coral1" "coral2" "coral3" "coral4"
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"tomato1" "tomato2" "tomato3" "tomato4"
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"MistyRose1" "MistyRose2" "MistyRose3" "MistyRose4"
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"snow1" "snow2" "snow3" "snow4"
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"RosyBrown1" "RosyBrown2" "RosyBrown3" "RosyBrown4"
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"IndianRed1" "IndianRed2" "IndianRed3" "IndianRed4"
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"firebrick1" "firebrick2" "firebrick3" "firebrick4"
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"brown1" "brown2" "brown3" "brown4"
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"magenta1" "magenta2" "magenta3" "magenta4"
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"blue1" "blue2" "blue3" "blue4"
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"DeepSkyBlue1" "DeepSkyBlue2" "DeepSkyBlue3" "DeepSkyBlue4"
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"turquoise1" "turquoise2" "turquoise3" "turquoise4"
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"cyan1" "cyan2" "cyan3" "cyan4"
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"SpringGreen1" "SpringGreen2" "SpringGreen3" "SpringGreen4"
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"green1" "green2" "green3" "green4"
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"chartreuse1" "chartreuse2" "chartreuse3" "chartreuse4"
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"yellow1" "yellow2" "yellow3" "yellow4"
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"gold1" "gold2" "gold3" "gold4"
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"orange1" "orange2" "orange3" "orange4"
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"DarkOrange1" "DarkOrange2" "DarkOrange3" "DarkOrange4"
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"OrangeRed1" "OrangeRed2" "OrangeRed3" "OrangeRed4"
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"red1" "red2" "red3" "red4"
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"lavender blush" "LavenderBlush" "ghost white" "GhostWhite"
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"lavender" "alice blue" "AliceBlue" "azure" "light cyan"
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"LightCyan" "mint cream" "MintCream" "honeydew" "ivory"
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"light goldenrod yellow" "LightGoldenrodYellow" "light yellow"
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"LightYellow" "beige" "floral white" "FloralWhite" "old lace"
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||
"OldLace" "blanched almond" "BlanchedAlmond" "moccasin"
|
||
"papaya whip" "PapayaWhip" "bisque" "antique white"
|
||
"AntiqueWhite" "linen" "peach puff" "PeachPuff" "seashell"
|
||
"misty rose" "MistyRose" "snow" "light pink" "LightPink" "pink"
|
||
"hot pink" "HotPink" "deep pink" "DeepPink" "maroon"
|
||
"pale violet red" "PaleVioletRed" "violet red" "VioletRed"
|
||
"medium violet red" "MediumVioletRed" "violet" "plum" "thistle"
|
||
"orchid" "medium orchid" "MediumOrchid" "dark orchid"
|
||
"DarkOrchid" "purple" "blue violet" "BlueViolet" "medium purple"
|
||
"MediumPurple" "light slate blue" "LightSlateBlue"
|
||
"medium slate blue" "MediumSlateBlue" "slate blue" "SlateBlue"
|
||
"dark slate blue" "DarkSlateBlue" "midnight blue" "MidnightBlue"
|
||
"navy" "navy blue" "NavyBlue" "dark blue" "DarkBlue"
|
||
"light steel blue" "LightSteelBlue" "cornflower blue"
|
||
"CornflowerBlue" "dodger blue" "DodgerBlue" "royal blue"
|
||
"RoyalBlue" "light slate gray" "light slate grey"
|
||
"LightSlateGray" "LightSlateGrey" "slate gray" "slate grey"
|
||
"SlateGray" "SlateGrey" "dark slate gray" "dark slate grey"
|
||
"DarkSlateGray" "DarkSlateGrey" "steel blue" "SteelBlue"
|
||
"cadet blue" "CadetBlue" "light sky blue" "LightSkyBlue"
|
||
"sky blue" "SkyBlue" "light blue" "LightBlue" "powder blue"
|
||
"PowderBlue" "pale turquoise" "PaleTurquoise" "turquoise"
|
||
"medium turquoise" "MediumTurquoise" "dark turquoise"
|
||
"DarkTurquoise" "dark cyan" "DarkCyan" "aquamarine"
|
||
"medium aquamarine" "MediumAquamarine" "light sea green"
|
||
"LightSeaGreen" "medium sea green" "MediumSeaGreen" "sea green"
|
||
"SeaGreen" "dark sea green" "DarkSeaGreen" "pale green"
|
||
"PaleGreen" "lime green" "LimeGreen" "dark green" "DarkGreen"
|
||
"forest green" "ForestGreen" "light green" "LightGreen"
|
||
"green yellow" "GreenYellow" "yellow green" "YellowGreen"
|
||
"olive drab" "OliveDrab" "dark olive green" "DarkOliveGreen"
|
||
"lemon chiffon" "LemonChiffon" "khaki" "dark khaki" "DarkKhaki"
|
||
"cornsilk" "pale goldenrod" "PaleGoldenrod" "light goldenrod"
|
||
"LightGoldenrod" "goldenrod" "dark goldenrod" "DarkGoldenrod"
|
||
"wheat" "navajo white" "NavajoWhite" "tan" "burlywood"
|
||
"sandy brown" "SandyBrown" "peru" "chocolate" "saddle brown"
|
||
"SaddleBrown" "sienna" "rosy brown" "RosyBrown" "dark salmon"
|
||
"DarkSalmon" "coral" "tomato" "light salmon" "LightSalmon"
|
||
"salmon" "light coral" "LightCoral" "indian red" "IndianRed"
|
||
"firebrick" "brown" "dark red" "DarkRed" "magenta"
|
||
"dark magenta" "DarkMagenta" "dark violet" "DarkViolet"
|
||
"medium blue" "MediumBlue" "blue" "deep sky blue" "DeepSkyBlue"
|
||
"cyan" "medium spring green" "MediumSpringGreen" "spring green"
|
||
"SpringGreen" "green" "lawn green" "LawnGreen" "chartreuse"
|
||
"yellow" "gold" "orange" "dark orange" "DarkOrange" "orange red"
|
||
"OrangeRed" "red" "white" "white smoke" "WhiteSmoke" "gainsboro"
|
||
"light gray" "light grey" "LightGray" "LightGrey" "gray" "grey"
|
||
"dark gray" "dark grey" "DarkGray" "DarkGrey" "dim gray"
|
||
"dim grey" "DimGray" "DimGrey" "black")))
|
||
"List of basic colors available on color displays.
|
||
For X, the list comes from the `rgb.txt' file,v 10.41 94/02/20.
|
||
For Nextstep, this is a list of non-PANTONE colors returned by
|
||
the operating system.")
|
||
|
||
(defvar w32-color-map)
|
||
|
||
(defun xw-defined-colors (&optional frame)
|
||
"Internal function called by `defined-colors', which see."
|
||
(if (featurep 'ns)
|
||
x-colors
|
||
(or frame (setq frame (selected-frame)))
|
||
(let (defined-colors)
|
||
(dolist (this-color (if (eq system-type 'windows-nt)
|
||
(or (mapcar 'car w32-color-map) x-colors)
|
||
x-colors))
|
||
(and (color-supported-p this-color frame t)
|
||
(setq defined-colors (cons this-color defined-colors))))
|
||
defined-colors)))
|
||
|
||
;;;; Session management.
|
||
|
||
(defvar emacs-save-session-functions nil
|
||
"Special hook run when a save-session event occurs.
|
||
The functions do not get any argument.
|
||
Functions can return non-nil to inform the session manager that the
|
||
window system shutdown should be aborted.
|
||
|
||
See also `emacs-session-save'.")
|
||
|
||
(provide 'term/common-win)
|
||
|
||
;;; common-win.el ends here
|