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298 lines
14 KiB
EmacsLisp
298 lines
14 KiB
EmacsLisp
;;; common-win.el --- common part of handling window systems
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;; Copyright (C) 1993, 1994, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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;; 2008, 2009, 2010 Free Software Foundation, Inc.
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;; Maintainer: FSF
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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 <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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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)
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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(let ((param (nth 3 aelt))
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(value (nth 4 aelt)))
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(if value
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(setq default-frame-alist
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(cons (cons param value)
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default-frame-alist))
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(setq default-frame-alist
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(cons (cons param
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(car x-invocation-args))
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default-frame-alist)
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x-invocation-args (cdr x-invocation-args)))))))
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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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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(let ((param (nth 3 aelt)))
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(setq default-frame-alist
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(cons (cons param
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(string-to-number (car x-invocation-args)))
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default-frame-alist)
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x-invocation-args
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(cdr x-invocation-args))))))
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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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(let ((param (nth 3 aelt))
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(value (nth 4 aelt)))
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(if value
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(setq initial-frame-alist
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(cons (cons param value)
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initial-frame-alist))
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(setq initial-frame-alist
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(cons (cons param
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(car x-invocation-args))
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initial-frame-alist)
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x-invocation-args (cdr x-invocation-args)))))))
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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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(car x-invocation-args)
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(concat x-command-line-resources "\n" (car x-invocation-args))))
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(setq x-invocation-args (cdr 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 (car 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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(setq x-invocation-args (cdr x-invocation-args))))
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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 (car x-invocation-args)
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x-invocation-args (cdr x-invocation-args))
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(setq 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 (car x-invocation-args)
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x-invocation-args (cdr 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-related command line options in ARGS.
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This is done before the user's startup file is loaded. They are copied to
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`x-invocation-args', from which the X-related things are extracted, first
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the switch (e.g., \"-fg\") in the following code, and possible values
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\(e.g., \"black\") in the option handler code (e.g., x-handle-switch).
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This function returns ARGS minus the arguments that 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
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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 (car x-invocation-args))
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(orig-this-switch this-switch)
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completion argval aelt handler)
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(setq x-invocation-args (cdr x-invocation-args))
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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 command-line-x-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 command-line-x-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 command-line-x-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 grey 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 grey.
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(defvar x-colors
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(purecopy
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'("gray100" "gray99" "gray98" "gray97" "gray96" "gray95" "gray94" "gray93" "gray92"
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"gray91" "gray90" "gray89" "gray88" "gray87" "gray86" "gray85" "gray84" "gray83"
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"gray82" "gray81" "gray80" "gray79" "gray78" "gray77" "gray76" "gray75" "gray74"
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"gray73" "gray72" "gray71" "gray70" "gray69" "gray68" "gray67" "gray66" "gray65"
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"gray64" "gray63" "gray62" "gray61" "gray60" "gray59" "gray58" "gray57" "gray56"
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"gray55" "gray54" "gray53" "gray52" "gray51" "gray50" "gray49" "gray48" "gray47"
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"gray46" "gray45" "gray44" "gray43" "gray42" "gray41" "gray40" "gray39" "gray38"
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"gray37" "gray36" "gray35" "gray34" "gray33" "gray32" "gray31" "gray30" "gray29"
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"gray28" "gray27" "gray26" "gray25" "gray24" "gray23" "gray22" "gray21" "gray20"
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"gray19" "gray18" "gray17" "gray16" "gray15" "gray14" "gray13" "gray12" "gray11"
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"gray10" "gray9" "gray8" "gray7" "gray6" "gray5" "gray4" "gray3" "gray2" "gray1"
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"gray0" "LightPink1" "LightPink2" "LightPink3" "LightPink4" "pink1" "pink2" "pink3"
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"pink4" "PaleVioletRed1" "PaleVioletRed2" "PaleVioletRed3" "PaleVioletRed4"
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"LavenderBlush1" "LavenderBlush2" "LavenderBlush3" "LavenderBlush4" "VioletRed1"
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"VioletRed2" "VioletRed3" "VioletRed4" "HotPink1" "HotPink2" "HotPink3" "HotPink4"
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"DeepPink1" "DeepPink2" "DeepPink3" "DeepPink4" "maroon1" "maroon2" "maroon3"
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"maroon4" "orchid1" "orchid2" "orchid3" "orchid4" "plum1" "plum2" "plum3" "plum4"
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"thistle1" "thistle2" "thistle3" "thistle4" "MediumOrchid1" "MediumOrchid2"
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"MediumOrchid3" "MediumOrchid4" "DarkOrchid1" "DarkOrchid2" "DarkOrchid3"
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"DarkOrchid4" "purple1" "purple2" "purple3" "purple4" "MediumPurple1"
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"MediumPurple2" "MediumPurple3" "MediumPurple4" "SlateBlue1" "SlateBlue2"
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"SlateBlue3" "SlateBlue4" "RoyalBlue1" "RoyalBlue2" "RoyalBlue3" "RoyalBlue4"
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"LightSteelBlue1" "LightSteelBlue2" "LightSteelBlue3" "LightSteelBlue4" "SlateGray1"
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"SlateGray2" "SlateGray3" "SlateGray4" "DodgerBlue1" "DodgerBlue2" "DodgerBlue3"
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"DodgerBlue4" "SteelBlue1" "SteelBlue2" "SteelBlue3" "SteelBlue4" "SkyBlue1"
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"SkyBlue2" "SkyBlue3" "SkyBlue4" "LightSkyBlue1" "LightSkyBlue2" "LightSkyBlue3"
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"LightSkyBlue4" "LightBlue1" "LightBlue2" "LightBlue3" "LightBlue4" "CadetBlue1"
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"CadetBlue2" "CadetBlue3" "CadetBlue4" "azure1" "azure2" "azure3" "azure4"
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"LightCyan1" "LightCyan2" "LightCyan3" "LightCyan4" "PaleTurquoise1"
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"PaleTurquoise2" "PaleTurquoise3" "PaleTurquoise4" "DarkSlateGray1" "DarkSlateGray2"
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"DarkSlateGray3" "DarkSlateGray4" "aquamarine1" "aquamarine2" "aquamarine3"
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"aquamarine4" "SeaGreen1" "SeaGreen2" "SeaGreen3" "SeaGreen4" "honeydew1"
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"honeydew2" "honeydew3" "honeydew4" "DarkSeaGreen1" "DarkSeaGreen2" "DarkSeaGreen3"
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"DarkSeaGreen4" "PaleGreen1" "PaleGreen2" "PaleGreen3" "PaleGreen4"
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"DarkOliveGreen1" "DarkOliveGreen2" "DarkOliveGreen3" "DarkOliveGreen4" "OliveDrab1"
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"OliveDrab2" "OliveDrab3" "OliveDrab4" "ivory1" "ivory2" "ivory3" "ivory4"
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"LightYellow1" "LightYellow2" "LightYellow3" "LightYellow4" "khaki1" "khaki2"
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"khaki3" "khaki4" "LemonChiffon1" "LemonChiffon2" "LemonChiffon3" "LemonChiffon4"
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"LightGoldenrod1" "LightGoldenrod2" "LightGoldenrod3" "LightGoldenrod4" "cornsilk1"
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"cornsilk2" "cornsilk3" "cornsilk4" "goldenrod1" "goldenrod2" "goldenrod3"
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"goldenrod4" "DarkGoldenrod1" "DarkGoldenrod2" "DarkGoldenrod3" "DarkGoldenrod4"
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"wheat1" "wheat2" "wheat3" "wheat4" "NavajoWhite1" "NavajoWhite2" "NavajoWhite3"
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"NavajoWhite4" "burlywood1" "burlywood2" "burlywood3" "burlywood4" "AntiqueWhite1"
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"AntiqueWhite2" "AntiqueWhite3" "AntiqueWhite4" "bisque1" "bisque2" "bisque3"
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"bisque4" "tan1" "tan2" "tan3" "tan4" "PeachPuff1" "PeachPuff2" "PeachPuff3"
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"PeachPuff4" "seashell1" "seashell2" "seashell3" "seashell4" "chocolate1"
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"chocolate2" "chocolate3" "chocolate4" "sienna1" "sienna2" "sienna3" "sienna4"
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"LightSalmon1" "LightSalmon2" "LightSalmon3" "LightSalmon4" "salmon1" "salmon2"
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"salmon3" "salmon4" "coral1" "coral2" "coral3" "coral4" "tomato1" "tomato2"
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"tomato3" "tomato4" "MistyRose1" "MistyRose2" "MistyRose3" "MistyRose4" "snow1"
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"snow2" "snow3" "snow4" "RosyBrown1" "RosyBrown2" "RosyBrown3" "RosyBrown4"
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"IndianRed1" "IndianRed2" "IndianRed3" "IndianRed4" "firebrick1" "firebrick2"
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"firebrick3" "firebrick4" "brown1" "brown2" "brown3" "brown4" "magenta1" "magenta2"
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"magenta3" "magenta4" "blue1" "blue2" "blue3" "blue4" "DeepSkyBlue1" "DeepSkyBlue2"
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"DeepSkyBlue3" "DeepSkyBlue4" "turquoise1" "turquoise2" "turquoise3" "turquoise4"
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"cyan1" "cyan2" "cyan3" "cyan4" "SpringGreen1" "SpringGreen2" "SpringGreen3"
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"SpringGreen4" "green1" "green2" "green3" "green4" "chartreuse1" "chartreuse2"
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"chartreuse3" "chartreuse4" "yellow1" "yellow2" "yellow3" "yellow4" "gold1" "gold2"
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"gold3" "gold4" "orange1" "orange2" "orange3" "orange4" "DarkOrange1" "DarkOrange2"
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"DarkOrange3" "DarkOrange4" "OrangeRed1" "OrangeRed2" "OrangeRed3" "OrangeRed4"
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"red1" "red2" "red3" "red4" "lavender blush" "ghost white" "lavender" "alice blue"
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"azure" "light cyan" "mint cream" "honeydew" "ivory" "light goldenrod yellow"
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"light yellow" "beige" "floral white" "old lace" "blanched almond" "moccasin"
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"papaya whip" "bisque" "antique white" "linen" "peach puff" "seashell" "misty rose"
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"snow" "light pink" "pink" "hot pink" "deep pink" "maroon" "pale violet red"
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"violet red" "medium violet red" "violet" "plum" "thistle" "orchid" "medium orchid"
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"dark orchid" "purple" "blue violet" "medium purple" "light slate blue"
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"medium slate blue" "slate blue" "dark slate blue" "midnight blue" "navy"
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"dark blue" "light steel blue" "cornflower blue" "dodger blue" "royal blue"
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"light slate gray" "slate gray" "dark slate gray" "steel blue" "cadet blue"
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"light sky blue" "sky blue" "light blue" "powder blue" "pale turquoise" "turquoise"
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"medium turquoise" "dark cyan" "aquamarine" "medium aquamarine" "light sea green"
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"medium sea green" "sea green" "dark sea green" "pale green" "lime green"
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"forest green" "light green" "green yellow" "yellow green" "olive drab"
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"dark olive green" "lemon chiffon" "khaki" "dark khaki" "cornsilk"
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"pale goldenrod" "light goldenrod" "goldenrod" "dark goldenrod" "wheat"
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"navajo white" "tan" "burlywood" "sandy brown" "peru" "chocolate" "saddle brown"
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"sienna" "rosy brown" "dark salmon" "coral" "tomato" "light salmon" "salmon"
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"light coral" "indian red" "firebrick" "brown" "dark red" "magenta"
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"dark magenta" "dark violet" "medium blue" "blue" "deep sky blue"
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"cyan" "medium spring green" "spring green" "green" "lawn green" "chartreuse"
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"yellow" "gold" "orange" "dark orange" "orange red" "red" "white" "white smoke"
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"gainsboro" "light grey" "gray" "dark grey" "dim gray" "black" ))
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"List of basic colors available on color displays.
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For X, the list comes from the `rgb.txt' file,v 10.41 94/02/20.
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For Nextstep, this is a list of non-PANTONE colors returned by
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the operating system.")
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;; arch-tag: 2a128601-99cc-401e-9dff-0ee6a36102ef
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;;; common-win.el ends here
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