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427 lines
14 KiB
EmacsLisp
427 lines
14 KiB
EmacsLisp
;;; pc-win.el --- setup support for `PC windows' (whatever that is).
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;; Copyright (C) 1994, 1996, 1997 Free Software Foundation, Inc.
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;; Author: Morten Welinder <terra@diku.dk>
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;; Maintainer: FSF
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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 2, or (at your option)
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;; 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; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Code:
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(load "term/internal" nil t)
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;; Color translation -- doesn't really need to be fast.
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;; Colors listed here do not include the "light-",
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;; "medium-" and "dark-" prefixes that are accounted for
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;; by `msdos-color-translate', which see below).
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(defvar msdos-color-aliases
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'(("snow" . "white")
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("ghost white" . "white")
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("ghostwhite" . "white")
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("white smoke" . "white")
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("whitesmoke" . "white")
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("gainsboro" . "white")
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("floral white" . "white")
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("floralwhite" . "white")
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("old lace" . "white")
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("oldlace" . "white")
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("linen" . "white")
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("antique white" . "white")
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("antiquewhite" . "white")
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("papaya whip" . "white")
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("papayawhip" . "white")
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("blanched almond" . "white")
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("blanchedalmond" . "white")
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("bisque" . "white")
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("peach puff" . "lightred")
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("peachpuff" . "lightred")
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("navajo white" . "lightred")
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("navajowhite" . "lightred")
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("moccasin" . "lightred")
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("cornsilk" . "white")
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("ivory" . "white")
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("lemon chiffon" . "yellow")
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("lemonchiffon" . "yellow")
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("seashell" . "white")
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("honeydew" . "white")
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("mint cream" . "white")
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("mintcream" . "white")
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("azure" . "lightcyan")
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("alice blue" . "lightcyan")
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("aliceblue" . "lightcyan")
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("lavender" . "lightcyan")
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("lavender blush" . "lightcyan")
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("lavenderblush" . "lightcyan")
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("misty rose" . "lightred")
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("mistyrose" . "lightred")
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("aquamarine" . "blue")
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("cadet blue" . "blue")
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("cadetblue" . "blue")
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("cornflower blue" . "lightblue")
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("cornflowerblue" . "lightblue")
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("midnight blue" . "blue")
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("midnightblue" . "blue")
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("navy blue" . "cyan")
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("navyblue" . "cyan")
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("navy" . "cyan")
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("royalblue" . "blue")
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("royal blue" . "blue")
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("sky blue" . "lightblue")
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("skyblue" . "lightblue")
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("dodger blue" . "blue")
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("dodgerblue" . "blue")
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("powder blue" . "lightblue")
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("powderblue" . "lightblue")
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("slate blue" . "cyan")
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("slateblue" . "cyan")
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("steel blue" . "blue")
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("steelblue" . "blue")
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("coral" . "lightred")
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("tomato" . "lightred")
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("firebrick" . "red")
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("gold" . "yellow")
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("goldenrod" . "yellow")
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("goldenrod yellow" . "yellow")
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("goldenrodyellow" . "yellow")
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("pale goldenrod" . "yellow")
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("palegoldenrod" . "yellow")
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("olive green" . "lightgreen")
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("olivegreen" . "lightgreen")
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("olive drab" . "green")
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("olivedrab" . "green")
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("forest green" . "green")
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("forestgreen" . "green")
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("lime green" . "lightgreen")
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("limegreen" . "lightgreen")
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("sea green" . "lightcyan")
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("seagreen" . "lightcyan")
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("spring green" . "green")
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("springgreen" . "green")
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("lawn green" . "lightgreen")
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("lawngreen" . "lightgreen")
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("chartreuse" . "yellow")
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("yellow green" . "lightgreen")
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("yellowgreen" . "lightgreen")
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("green yellow" . "lightgreen")
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("greenyellow" . "lightgreen")
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("slate grey" . "lightgray")
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("slategrey" . "lightgray")
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("slate gray" . "lightgray")
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("slategray" . "lightgray")
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("dim grey" . "darkgray")
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("dimgrey" . "darkgray")
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("dim gray" . "darkgray")
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("dimgray" . "darkgray")
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("light grey" . "lightgray")
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("lightgrey" . "lightgray")
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("light gray" . "lightgray")
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("gray" . "darkgray")
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("grey" . "darkgray")
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("khaki" . "green")
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("maroon" . "red")
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("orange" . "brown")
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("orchid" . "brown")
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("saddle brown" . "red")
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("saddlebrown" . "red")
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("peru" . "red")
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("burlywood" . "brown")
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("sandy brown" . "brown")
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("sandybrown" . "brown")
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("pink" . "lightred")
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("hotpink" . "lightred")
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("hot pink" ."lightred")
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("plum" . "magenta")
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("indian red" . "red")
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("indianred" . "red")
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("violet red" . "magenta")
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("violetred" . "magenta")
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("orange red" . "red")
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("orangered" . "red")
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("salmon" . "lightred")
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("sienna" . "lightred")
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("tan" . "lightred")
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("chocolate" . "brown")
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("thistle" . "magenta")
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("turquoise" . "lightgreen")
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("pale turquoise" . "cyan")
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("paleturquoise" . "cyan")
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("violet" . "magenta")
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("blue violet" . "lightmagenta")
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("blueviolet" . "lightmagenta")
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("wheat" . "white")
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("green yellow" . "yellow")
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("greenyellow" . "yellow")
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("purple" . "magenta")
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("rosybrown" . "brown")
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("rosy brown" . "brown")
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("beige" . "brown"))
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"List of alternate names for colors.")
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(defun msdos-color-translate (name)
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(setq name (downcase name))
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(let* ((len (length name))
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(val (- (length x-colors)
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(length (member name x-colors))))
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(try))
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(if (or (< val 0) (>= val (length x-colors))) (setq val nil))
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(or val
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(and (setq try (cdr (assoc name msdos-color-aliases)))
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(msdos-color-translate try))
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(and (> len 5)
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(string= "light" (substring name 0 5))
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(setq try (msdos-color-translate (substring name 5)))
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(logior try 8))
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(and (> len 6)
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(string= "light " (substring name 0 6))
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(setq try (msdos-color-translate (substring name 6)))
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(logior try 8))
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(and (> len 4)
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(string= "pale" (substring name 0 4))
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(setq try (msdos-color-translate (substring name 4)))
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(logior try 8))
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(and (> len 5)
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(string= "pale " (substring name 0 5))
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(setq try (msdos-color-translate (substring name 5)))
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(logior try 8))
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(and (> len 6)
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(string= "medium" (substring name 0 6))
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(msdos-color-translate (substring name 6)))
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(and (> len 7)
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(string= "medium " (substring name 0 7))
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(msdos-color-translate (substring name 7)))
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(and (> len 4)
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(or (string= "dark" (substring name 0 4))
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(string= "deep" (substring name 0 4)))
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(msdos-color-translate (substring name 4)))
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(and (> len 5)
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(or (string= "dark " (substring name 0 5))
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(string= "deep " (substring name 0 5)))
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(msdos-color-translate (substring name 5)))
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(and (> len 4) ;; gray shades: gray0 to gray100
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(save-match-data
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(and
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(string-match "gr[ae]y[0-9]" name)
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(string-match "[0-9]+\\'" name)
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(let ((num (string-to-int
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(substring name (match-beginning 0)))))
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(msdos-color-translate
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(cond
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((> num 90) "white")
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((> num 50) "lightgray")
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((> num 10) "darkgray")
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(t "black")))))))
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(and (> len 1) ;; purple1 to purple4 and the like
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(save-match-data
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(and
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(string-match "[1-4]\\'" name)
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(msdos-color-translate
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(substring name 0 (match-beginning 0)))))))))
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;; ---------------------------------------------------------------------------
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;; We want to delay setting frame parameters until the faces are setup
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(defvar default-frame-alist nil)
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(modify-frame-parameters terminal-frame default-frame-alist)
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(defun msdos-bg-mode (&optional frame)
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(let* ((frame (or frame (selected-frame)))
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(params (frame-parameters frame))
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(bg (cdr (assq 'background-color params))))
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(if (member bg '("black" "blue" "darkgray" "green"))
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'dark
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'light)))
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(defun msdos-face-setup ()
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(modify-frame-parameters terminal-frame default-frame-alist)
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(modify-frame-parameters terminal-frame
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(list (cons 'background-mode
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(msdos-bg-mode terminal-frame))
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(cons 'display-type 'color)))
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(face-set-after-frame-default terminal-frame)
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(set-face-foreground 'bold "yellow" terminal-frame)
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(set-face-foreground 'italic "red" terminal-frame)
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(set-face-foreground 'bold-italic "lightred" terminal-frame)
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(set-face-foreground 'underline "white" terminal-frame)
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(make-face 'msdos-menu-active-face)
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(make-face 'msdos-menu-passive-face)
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(make-face 'msdos-menu-select-face)
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(set-face-foreground 'msdos-menu-active-face "white" terminal-frame)
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(set-face-foreground 'msdos-menu-passive-face "lightgray" terminal-frame)
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(set-face-background 'msdos-menu-active-face "blue" terminal-frame)
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(set-face-background 'msdos-menu-passive-face "blue" terminal-frame)
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(set-face-background 'msdos-menu-select-face "red" terminal-frame))
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;; We have only one font, so...
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(add-hook 'before-init-hook 'msdos-face-setup)
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;; We create frames as if we were a terminal, but with a twist.
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(defun make-msdos-frame (&optional parameters)
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(let* ((parms
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(append initial-frame-alist default-frame-alist parameters nil))
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(frame (make-terminal-frame parms)))
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(modify-frame-parameters frame
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(list (cons 'background-mode
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(msdos-bg-mode frame))
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(cons 'display-type 'color)))
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frame))
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(setq frame-creation-function 'make-msdos-frame)
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;; ---------------------------------------------------------------------------
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;; More or less useful imitations of certain X-functions. A lot of the
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;; values returned are questionable, but usually only the form of the
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;; returned value matters. Also, by the way, recall that `ignore' is
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;; a useful function for returning 'nil regardless of argument.
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;; From src/xfns.c
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(defun x-display-color-p (&optional display) 't)
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(defun x-list-fonts (pattern &optional face frame maximum width)
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(if (and (numberp width) (= width 1))
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(list "default")
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(list "no-such-font")))
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(defun x-color-defined-p (color) (numberp (msdos-color-translate color)))
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(defun x-display-pixel-width (&optional frame) (frame-width frame))
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(defun x-display-pixel-height (&optional frame) (frame-height frame))
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(defun x-display-planes (&optional frame) 4) ; 3 for background, actually
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(defun x-display-color-cells (&optional frame) 16) ; ???
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(defun x-server-max-request-size (&optional frame) 1000000) ; ???
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(defun x-server-vendor (&optional frame) t "GNU")
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(defun x-server-version (&optional frame) '(1 0 0))
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(defun x-display-screens (&optional frame) 1)
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(defun x-display-mm-height (&optional frame) 200) ; Guess the size of my
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(defun x-display-mm-width (&optional frame) 253) ; monitor, MW...
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(defun x-display-backing-store (&optional frame) 'not-useful)
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(defun x-display-visual-class (&optional frame) 'static-color)
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(fset 'x-display-save-under 'ignore)
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(fset 'x-get-resource 'ignore)
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;; From lisp/term/x-win.el
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(setq x-display-name "pc")
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(setq split-window-keep-point t)
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(defvar x-colors '("black"
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"blue"
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"green"
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"cyan"
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"red"
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"magenta"
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"brown"
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"lightgray"
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"darkgray"
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"lightblue"
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"lightgreen"
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"lightcyan"
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"lightred"
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"lightmagenta"
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"yellow"
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"white")
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"The list of colors available on a PC display under MS-DOS.")
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(defun x-defined-colors (&optional frame)
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"Return a list of colors supported for a particular frame.
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The argument FRAME specifies which frame to try.
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The value may be different for frames on different X displays."
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x-colors)
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;; From lisp/term/win32-win.el
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;
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;;;; Selections and cut buffers
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;
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;;; We keep track of the last text selected here, so we can check the
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;;; current selection against it, and avoid passing back our own text
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;;; from x-cut-buffer-or-selection-value.
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(defvar x-last-selected-text nil)
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(defvar x-select-enable-clipboard t
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"Non-nil means cutting and pasting uses the clipboard.
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This is in addition to the primary selection.")
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(defun x-select-text (text &optional push)
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(if x-select-enable-clipboard
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(win16-set-clipboard-data text))
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(setq x-last-selected-text text))
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;;; Return the value of the current selection.
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;;; Consult the selection, then the cut buffer. Treat empty strings
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;;; as if they were unset.
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(defun x-get-selection-value ()
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(if x-select-enable-clipboard
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(let (text)
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;; Don't die if x-get-selection signals an error.
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(condition-case c
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(setq text (win16-get-clipboard-data))
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(error (message "win16-get-clipboard-data:%s" c)))
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(if (string= text "") (setq text nil))
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(cond
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((not text) nil)
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((eq text x-last-selected-text) nil)
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((string= text x-last-selected-text)
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;; Record the newer string, so subsequent calls can use the 'eq' test.
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(setq x-last-selected-text text)
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nil)
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(t
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(setq x-last-selected-text text))))))
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;;; Arrange for the kill and yank functions to set and check the clipboard.
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(setq interprogram-cut-function 'x-select-text)
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(setq interprogram-paste-function 'x-get-selection-value)
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;; From lisp/faces.el: we only have one font, so always return
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;; it, no matter which variety they've asked for.
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(defun x-frob-font-slant (font which)
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font)
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;; From src/fontset.c:
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(fset 'query-fontset 'ignore)
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;; From lisp/term/x-win.el: make iconify-or-deiconify-frame a no-op.
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(fset 'iconify-or-deiconify-frame 'ignore)
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;; From lisp/frame.el
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(fset 'set-default-font 'ignore)
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(fset 'set-mouse-color 'ignore) ; We cannot, I think.
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(fset 'set-cursor-color 'ignore) ; Hardware determined by char under.
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(fset 'set-border-color 'ignore) ; Not useful.
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;; ---------------------------------------------------------------------------
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;; Handle the X-like command line parameters "-fg" and "-bg"
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(defun msdos-handle-args (args)
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(let ((rest nil))
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(while args
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(let ((this (car args)))
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(setq args (cdr args))
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(cond ((or (string= this "-fg") (string= this "-foreground"))
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(if args
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(setq default-frame-alist
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(cons (cons 'foreground-color (car args))
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default-frame-alist)
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args (cdr args))))
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((or (string= this "-bg") (string= this "-background"))
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(if args
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(setq default-frame-alist
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(cons (cons 'background-color (car args))
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default-frame-alist)
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args (cdr args))))
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(t (setq rest (cons this rest))))))
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(nreverse rest)))
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(setq command-line-args (msdos-handle-args command-line-args))
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;; ---------------------------------------------------------------------------
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;;; pc-win.el ends here
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