lisp/term/common-win.el

   1 ;;; common-win.el --- common part of handling window systems
   2
   3 ;; Copyright (C) 1993-1994, 2001-2015 Free Software Foundation, Inc.
   4
   5 ;; Maintainer: emacs-devel@gnu.org
   6 ;; Keywords: terminals
   7
   8 ;; This file is part of GNU Emacs.
   9
  10 ;; GNU Emacs is free software: you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation, either version 3 of the License, or
  13 ;; (at your option) any later version.
  14
  15 ;; GNU Emacs is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  22
  23 ;;; Commentary:
  24
  25 ;;; Code:
  26
  27 ;;;; Function keys
  28
  29 (defvar x-alternatives-map
  30   (let ((map (make-sparse-keymap)))
  31     ;; Map certain keypad keys into ASCII characters that people usually expect.
  32     (define-key map [M-backspace] [?\M-\d])
  33     (define-key map [M-delete] [?\M-\d])
  34     (define-key map [M-tab] [?\M-\t])
  35     (define-key map [M-linefeed] [?\M-\n])
  36     (define-key map [M-clear] [?\M-\C-l])
  37     (define-key map [M-return] [?\M-\C-m])
  38     (define-key map [M-escape] [?\M-\e])
  39     (unless (featurep 'ns)
  40       (define-key map [iso-lefttab] [backtab])
  41       (define-key map [S-iso-lefttab] [backtab]))
  42     (and (or (eq system-type 'windows-nt)
  43              (featurep 'ns))
  44          (define-key map [S-tab] [backtab]))
  45     map)
  46   "Keymap of possible alternative meanings for some keys.")
  47
  48 (defun x-setup-function-keys (frame)
  49   "Set up `function-key-map' on the graphical frame FRAME."
  50   ;; Don't do this twice on the same display, or it would break
  51   ;; normal-erase-is-backspace-mode.
  52   (unless (terminal-parameter frame 'x-setup-function-keys)
  53     ;; Map certain keypad keys into ASCII characters that people usually expect.
  54     (with-selected-frame frame
  55       (let ((map (copy-keymap x-alternatives-map)))
  56         (set-keymap-parent map (keymap-parent local-function-key-map))
  57         (set-keymap-parent local-function-key-map map))
  58       (when (featurep 'ns)
  59         (setq system-key-alist
  60               (list
  61                ;; These are special "keys" used to pass events from C to lisp.
  62                (cons (logior (lsh 0 16)   1) 'ns-power-off)
  63                (cons (logior (lsh 0 16)   2) 'ns-open-file)
  64                (cons (logior (lsh 0 16)   3) 'ns-open-temp-file)
  65                (cons (logior (lsh 0 16)   4) 'ns-drag-file)
  66                (cons (logior (lsh 0 16)   5) 'ns-drag-color)
  67                (cons (logior (lsh 0 16)   6) 'ns-drag-text)
  68                (cons (logior (lsh 0 16)   7) 'ns-change-font)
  69                (cons (logior (lsh 0 16)   8) 'ns-open-file-line)
  70 ;;;            (cons (logior (lsh 0 16)   9) 'ns-insert-working-text)
  71 ;;;            (cons (logior (lsh 0 16)  10) 'ns-delete-working-text)
  72                (cons (logior (lsh 0 16)  11) 'ns-spi-service-call)
  73                (cons (logior (lsh 0 16)  12) 'ns-new-frame)
  74                (cons (logior (lsh 0 16)  13) 'ns-toggle-toolbar)
  75                (cons (logior (lsh 0 16)  14) 'ns-show-prefs)
  76                ))))
  77     (set-terminal-parameter frame 'x-setup-function-keys t)))
  78
  79 (defvar x-invocation-args)
  80
  81 (defvar x-command-line-resources nil)
  82
  83 ;; Handler for switches of the form "-switch value" or "-switch".
  84 (defun x-handle-switch (switch &optional numeric)
  85   (let ((aelt (assoc switch command-line-x-option-alist)))
  86     (if aelt
  87         (setq default-frame-alist
  88               (cons (cons (nth 3 aelt)
  89                           (if numeric
  90                               (string-to-number (pop x-invocation-args))
  91                             (or (nth 4 aelt) (pop x-invocation-args))))
  92                     default-frame-alist)))))
  93
  94 ;; Handler for switches of the form "-switch n"
  95 (defun x-handle-numeric-switch (switch)
  96   (x-handle-switch switch t))
  97
  98 ;; Handle options that apply to initial frame only
  99 (defun x-handle-initial-switch (switch)
 100   (let ((aelt (assoc switch command-line-x-option-alist)))
 101     (if aelt
 102         (setq initial-frame-alist
 103               (cons (cons (nth 3 aelt)
 104                           (or (nth 4 aelt) (pop x-invocation-args)))
 105                     initial-frame-alist)))))
 106
 107 ;; Make -iconic apply only to the initial frame!
 108 (defun x-handle-iconic (_switch)
 109   (setq initial-frame-alist
 110         (cons '(visibility . icon) initial-frame-alist)))
 111
 112 ;; Handle the -xrm option.
 113 (defun x-handle-xrm-switch (switch)
 114   (unless (consp x-invocation-args)
 115     (error "%s: missing argument to `%s' option" (invocation-name) switch))
 116   (setq x-command-line-resources
 117         (if (null x-command-line-resources)
 118             (pop x-invocation-args)
 119           (concat x-command-line-resources "\n" (pop x-invocation-args)))))
 120
 121 (declare-function x-parse-geometry "frame.c" (string))
 122
 123 ;; Handle the geometry option
 124 (defun x-handle-geometry (_switch)
 125   (let* ((geo (x-parse-geometry (pop x-invocation-args)))
 126          (left (assq 'left geo))
 127          (top (assq 'top geo))
 128          (height (assq 'height geo))
 129          (width (assq 'width geo)))
 130     (if (or height width)
 131         (setq default-frame-alist
 132               (append default-frame-alist
 133                       '((user-size . t))
 134                       (if height (list height))
 135                       (if width (list width)))
 136               initial-frame-alist
 137               (append initial-frame-alist
 138                       '((user-size . t))
 139                       (if height (list height))
 140                       (if width (list width)))))
 141     (if (or left top)
 142         (setq initial-frame-alist
 143               (append initial-frame-alist
 144                       '((user-position . t))
 145                       (if left (list left))
 146                       (if top (list top)))))))
 147
 148 (defvar x-resource-name)
 149
 150 ;; Handle the -name option.  Set the variable x-resource-name
 151 ;; to the option's operand; set the name of
 152 ;; the initial frame, too.
 153 (defun x-handle-name-switch (switch)
 154   (or (consp x-invocation-args)
 155       (error "%s: missing argument to `%s' option" (invocation-name) switch))
 156   (setq x-resource-name (pop x-invocation-args)
 157         initial-frame-alist (cons (cons 'name x-resource-name)
 158                                   initial-frame-alist)))
 159
 160 (defvar x-display-name nil
 161   "The name of the window display on which Emacs was started.
 162 On X, the display name of individual X frames is recorded in the
 163 `display' frame parameter.")
 164
 165 (defun x-handle-display (_switch)
 166   "Handle -display DISPLAY option."
 167   (setq x-display-name (pop x-invocation-args))
 168   ;; Make subshell programs see the same DISPLAY value Emacs really uses.
 169   ;; Note that this isn't completely correct, since Emacs can use
 170   ;; multiple displays.  However, there is no way to tell an already
 171   ;; running subshell which display the user is currently typing on.
 172   (setenv "DISPLAY" x-display-name))
 173
 174 (defun x-handle-args (args)
 175   "Process the X (or Nextstep) related command line options in ARGS.
 176 This is done before the user's startup file is loaded.
 177 Copies the options in ARGS to `x-invocation-args'.  It then extracts
 178 the X (or Nextstep) options according to the handlers defined in
 179 `command-line-x-option-alist' (or `command-line-ns-option-alist').
 180 For example, `x-handle-switch' handles a switch like \"-fg\" and its
 181 value \"black\".  This function returns ARGS minus the arguments that
 182 have been processed."
 183   ;; We use ARGS to accumulate the args that we don't handle here, to return.
 184   (setq x-invocation-args args          ; FIXME let-bind?
 185         args nil)
 186   (while (and x-invocation-args
 187               (not (equal (car x-invocation-args) "--")))
 188     (let* ((this-switch (pop x-invocation-args))
 189            (orig-this-switch this-switch)
 190            (option-alist (if (featurep 'ns)
 191                              command-line-ns-option-alist
 192                            command-line-x-option-alist))
 193            completion argval aelt handler)
 194       ;; Check for long options with attached arguments
 195       ;; and separate out the attached option argument into argval.
 196       (if (string-match "^--[^=]*=" this-switch)
 197           (setq argval (substring this-switch (match-end 0))
 198                 this-switch (substring this-switch 0 (1- (match-end 0)))))
 199       ;; Complete names of long options.
 200       (if (string-match "^--" this-switch)
 201           (progn
 202             (setq completion (try-completion this-switch option-alist))
 203             (if (eq completion t)
 204                 ;; Exact match for long option.
 205                 nil
 206               (if (stringp completion)
 207                   (let ((elt (assoc completion option-alist)))
 208                     ;; Check for abbreviated long option.
 209                     (or elt
 210                         (error "Option `%s' is ambiguous" this-switch))
 211                     (setq this-switch completion))))))
 212       (setq aelt (assoc this-switch option-alist))
 213       (if aelt (setq handler (nth 2 aelt)))
 214       (if handler
 215           (if argval
 216               (let ((x-invocation-args
 217                      (cons argval x-invocation-args)))
 218                 (funcall handler this-switch))
 219             (funcall handler this-switch))
 220         (setq args (cons orig-this-switch args)))))
 221   (nconc (nreverse args) x-invocation-args))
 222
 223 \f
 224 ;;
 225 ;; Available colors
 226 ;;
 227 ;; The ordering of the colors is chosen for the user's convenience in
 228 ;; `list-colors-display', which displays the reverse of this list.
 229 ;; Roughly speaking, `list-colors-display' orders by (i) named shades
 230 ;; of gray with hue 0.0, sorted by value (ii) named colors with
 231 ;; saturation 1.0, sorted by hue, (iii) named non-white colors with
 232 ;; saturation less than 1.0, sorted by hue, (iv) other named shades of
 233 ;; white, (v) numbered colors sorted by hue, and (vi) numbered shades
 234 ;; of gray.
 235
 236 (declare-function ns-list-colors "nsfns.m" (&optional frame))
 237
 238 (defvar x-colors
 239   (if (featurep 'ns) (ns-list-colors)
 240     (purecopy
 241      '("gray100" "grey100" "gray99" "grey99" "gray98" "grey98" "gray97"
 242        "grey97" "gray96" "grey96" "gray95" "grey95" "gray94" "grey94"
 243        "gray93" "grey93" "gray92" "grey92" "gray91" "grey91" "gray90"
 244        "grey90" "gray89" "grey89" "gray88" "grey88" "gray87" "grey87"
 245        "gray86" "grey86" "gray85" "grey85" "gray84" "grey84" "gray83"
 246        "grey83" "gray82" "grey82" "gray81" "grey81" "gray80" "grey80"
 247        "gray79" "grey79" "gray78" "grey78" "gray77" "grey77" "gray76"
 248        "grey76" "gray75" "grey75" "gray74" "grey74" "gray73" "grey73"
 249        "gray72" "grey72" "gray71" "grey71" "gray70" "grey70" "gray69"
 250        "grey69" "gray68" "grey68" "gray67" "grey67" "gray66" "grey66"
 251        "gray65" "grey65" "gray64" "grey64" "gray63" "grey63" "gray62"
 252        "grey62" "gray61" "grey61" "gray60" "grey60" "gray59" "grey59"
 253        "gray58" "grey58" "gray57" "grey57" "gray56" "grey56" "gray55"
 254        "grey55" "gray54" "grey54" "gray53" "grey53" "gray52" "grey52"
 255        "gray51" "grey51" "gray50" "grey50" "gray49" "grey49" "gray48"
 256        "grey48" "gray47" "grey47" "gray46" "grey46" "gray45" "grey45"
 257        "gray44" "grey44" "gray43" "grey43" "gray42" "grey42" "gray41"
 258        "grey41" "gray40" "grey40" "gray39" "grey39" "gray38" "grey38"
 259        "gray37" "grey37" "gray36" "grey36" "gray35" "grey35" "gray34"
 260        "grey34" "gray33" "grey33" "gray32" "grey32" "gray31" "grey31"
 261        "gray30" "grey30" "gray29" "grey29" "gray28" "grey28" "gray27"
 262        "grey27" "gray26" "grey26" "gray25" "grey25" "gray24" "grey24"
 263        "gray23" "grey23" "gray22" "grey22" "gray21" "grey21" "gray20"
 264        "grey20" "gray19" "grey19" "gray18" "grey18" "gray17" "grey17"
 265        "gray16" "grey16" "gray15" "grey15" "gray14" "grey14" "gray13"
 266        "grey13" "gray12" "grey12" "gray11" "grey11" "gray10" "grey10"
 267        "gray9" "grey9" "gray8" "grey8" "gray7" "grey7" "gray6" "grey6"
 268        "gray5" "grey5" "gray4" "grey4" "gray3" "grey3" "gray2" "grey2"
 269        "gray1" "grey1" "gray0" "grey0"
 270        "LightPink1" "LightPink2" "LightPink3" "LightPink4"
 271        "pink1" "pink2" "pink3" "pink4"
 272        "PaleVioletRed1" "PaleVioletRed2" "PaleVioletRed3" "PaleVioletRed4"
 273        "LavenderBlush1" "LavenderBlush2" "LavenderBlush3" "LavenderBlush4"
 274        "VioletRed1" "VioletRed2" "VioletRed3" "VioletRed4"
 275        "HotPink1" "HotPink2" "HotPink3" "HotPink4"
 276        "DeepPink1" "DeepPink2" "DeepPink3" "DeepPink4"
 277        "maroon1" "maroon2" "maroon3" "maroon4"
 278        "orchid1" "orchid2" "orchid3" "orchid4"
 279        "plum1" "plum2" "plum3" "plum4"
 280        "thistle1" "thistle2" "thistle3" "thistle4"
 281        "MediumOrchid1" "MediumOrchid2" "MediumOrchid3" "MediumOrchid4"
 282        "DarkOrchid1" "DarkOrchid2" "DarkOrchid3" "DarkOrchid4"
 283        "purple1" "purple2" "purple3" "purple4"
 284        "MediumPurple1" "MediumPurple2" "MediumPurple3" "MediumPurple4"
 285        "SlateBlue1" "SlateBlue2" "SlateBlue3" "SlateBlue4"
 286        "RoyalBlue1" "RoyalBlue2" "RoyalBlue3" "RoyalBlue4"
 287        "LightSteelBlue1" "LightSteelBlue2" "LightSteelBlue3" "LightSteelBlue4"
 288        "SlateGray1" "SlateGray2" "SlateGray3" "SlateGray4"
 289        "DodgerBlue1" "DodgerBlue2" "DodgerBlue3" "DodgerBlue4"
 290        "SteelBlue1" "SteelBlue2" "SteelBlue3" "SteelBlue4"
 291        "SkyBlue1" "SkyBlue2" "SkyBlue3" "SkyBlue4"
 292        "LightSkyBlue1" "LightSkyBlue2" "LightSkyBlue3" "LightSkyBlue4"
 293        "LightBlue1" "LightBlue2" "LightBlue3" "LightBlue4"
 294        "CadetBlue1" "CadetBlue2" "CadetBlue3" "CadetBlue4"
 295        "azure1" "azure2" "azure3" "azure4"
 296        "LightCyan1" "LightCyan2" "LightCyan3" "LightCyan4"
 297        "PaleTurquoise1" "PaleTurquoise2" "PaleTurquoise3" "PaleTurquoise4"
 298        "DarkSlateGray1" "DarkSlateGray2" "DarkSlateGray3" "DarkSlateGray4"
 299        "aquamarine1" "aquamarine2" "aquamarine3" "aquamarine4"
 300        "SeaGreen1" "SeaGreen2" "SeaGreen3" "SeaGreen4"
 301        "honeydew1" "honeydew2" "honeydew3" "honeydew4"
 302        "DarkSeaGreen1" "DarkSeaGreen2" "DarkSeaGreen3" "DarkSeaGreen4"
 303        "PaleGreen1" "PaleGreen2" "PaleGreen3" "PaleGreen4"
 304        "DarkOliveGreen1" "DarkOliveGreen2" "DarkOliveGreen3" "DarkOliveGreen4"
 305        "OliveDrab1" "OliveDrab2" "OliveDrab3" "OliveDrab4"
 306        "ivory1" "ivory2" "ivory3" "ivory4"
 307        "LightYellow1" "LightYellow2" "LightYellow3" "LightYellow4"
 308        "khaki1" "khaki2" "khaki3" "khaki4"
 309        "LemonChiffon1" "LemonChiffon2" "LemonChiffon3" "LemonChiffon4"
 310        "LightGoldenrod1" "LightGoldenrod2" "LightGoldenrod3" "LightGoldenrod4"
 311        "cornsilk1" "cornsilk2" "cornsilk3" "cornsilk4"
 312        "goldenrod1" "goldenrod2" "goldenrod3" "goldenrod4"
 313        "DarkGoldenrod1" "DarkGoldenrod2" "DarkGoldenrod3" "DarkGoldenrod4"
 314        "wheat1" "wheat2" "wheat3" "wheat4"
 315        "NavajoWhite1" "NavajoWhite2" "NavajoWhite3" "NavajoWhite4"
 316        "burlywood1" "burlywood2" "burlywood3" "burlywood4"
 317        "AntiqueWhite1" "AntiqueWhite2" "AntiqueWhite3" "AntiqueWhite4"
 318        "bisque1" "bisque2" "bisque3" "bisque4"
 319        "tan1" "tan2" "tan3" "tan4"
 320        "PeachPuff1" "PeachPuff2" "PeachPuff3" "PeachPuff4"
 321        "seashell1" "seashell2" "seashell3" "seashell4"
 322        "chocolate1" "chocolate2" "chocolate3" "chocolate4"
 323        "sienna1" "sienna2" "sienna3" "sienna4"
 324        "LightSalmon1" "LightSalmon2" "LightSalmon3" "LightSalmon4"
 325        "salmon1" "salmon2" "salmon3" "salmon4"
 326        "coral1" "coral2" "coral3" "coral4"
 327        "tomato1" "tomato2" "tomato3" "tomato4"
 328        "MistyRose1" "MistyRose2" "MistyRose3" "MistyRose4"
 329        "snow1" "snow2" "snow3" "snow4"
 330        "RosyBrown1" "RosyBrown2" "RosyBrown3" "RosyBrown4"
 331        "IndianRed1" "IndianRed2" "IndianRed3" "IndianRed4"
 332        "firebrick1" "firebrick2" "firebrick3" "firebrick4"
 333        "brown1" "brown2" "brown3" "brown4"
 334        "magenta1" "magenta2" "magenta3" "magenta4"
 335        "blue1" "blue2" "blue3" "blue4"
 336        "DeepSkyBlue1" "DeepSkyBlue2" "DeepSkyBlue3" "DeepSkyBlue4"
 337        "turquoise1" "turquoise2" "turquoise3" "turquoise4"
 338        "cyan1" "cyan2" "cyan3" "cyan4"
 339        "SpringGreen1" "SpringGreen2" "SpringGreen3" "SpringGreen4"
 340        "green1" "green2" "green3" "green4"
 341        "chartreuse1" "chartreuse2" "chartreuse3" "chartreuse4"
 342        "yellow1" "yellow2" "yellow3" "yellow4"
 343        "gold1" "gold2" "gold3" "gold4"
 344        "orange1" "orange2" "orange3" "orange4"
 345        "DarkOrange1" "DarkOrange2" "DarkOrange3" "DarkOrange4"
 346        "OrangeRed1" "OrangeRed2" "OrangeRed3" "OrangeRed4"
 347        "red1" "red2" "red3" "red4"
 348        "lavender blush" "LavenderBlush" "ghost white" "GhostWhite"
 349        "lavender" "alice blue" "AliceBlue" "azure" "light cyan"
 350        "LightCyan" "mint cream" "MintCream" "honeydew" "ivory"
 351        "light goldenrod yellow" "LightGoldenrodYellow" "light yellow"
 352        "LightYellow" "beige" "floral white" "FloralWhite" "old lace"
 353        "OldLace" "blanched almond" "BlanchedAlmond" "moccasin"
 354        "papaya whip" "PapayaWhip" "bisque" "antique white"
 355        "AntiqueWhite" "linen" "peach puff" "PeachPuff" "seashell"
 356        "misty rose" "MistyRose" "snow" "light pink" "LightPink" "pink"
 357        "hot pink" "HotPink" "deep pink" "DeepPink" "maroon"
 358        "pale violet red" "PaleVioletRed" "violet red" "VioletRed"
 359        "medium violet red" "MediumVioletRed" "violet" "plum" "thistle"
 360        "orchid" "medium orchid" "MediumOrchid" "dark orchid"
 361        "DarkOrchid" "purple" "blue violet" "BlueViolet" "medium purple"
 362        "MediumPurple" "light slate blue" "LightSlateBlue"
 363        "medium slate blue" "MediumSlateBlue" "slate blue" "SlateBlue"
 364        "dark slate blue" "DarkSlateBlue" "midnight blue" "MidnightBlue"
 365        "navy" "navy blue" "NavyBlue" "dark blue" "DarkBlue"
 366        "light steel blue" "LightSteelBlue" "cornflower blue"
 367        "CornflowerBlue" "dodger blue" "DodgerBlue" "royal blue"
 368        "RoyalBlue" "light slate gray" "light slate grey"
 369        "LightSlateGray" "LightSlateGrey" "slate gray" "slate grey"
 370        "SlateGray" "SlateGrey" "dark slate gray" "dark slate grey"
 371        "DarkSlateGray" "DarkSlateGrey" "steel blue" "SteelBlue"
 372        "cadet blue" "CadetBlue" "light sky blue" "LightSkyBlue"
 373        "sky blue" "SkyBlue" "light blue" "LightBlue" "powder blue"
 374        "PowderBlue" "pale turquoise" "PaleTurquoise" "turquoise"
 375        "medium turquoise" "MediumTurquoise" "dark turquoise"
 376        "DarkTurquoise"  "dark cyan" "DarkCyan" "aquamarine"
 377        "medium aquamarine" "MediumAquamarine" "light sea green"
 378        "LightSeaGreen" "medium sea green" "MediumSeaGreen" "sea green"
 379        "SeaGreen" "dark sea green" "DarkSeaGreen" "pale green"
 380        "PaleGreen" "lime green" "LimeGreen" "dark green" "DarkGreen"
 381        "forest green" "ForestGreen" "light green" "LightGreen"
 382        "green yellow" "GreenYellow" "yellow green" "YellowGreen"
 383        "olive drab" "OliveDrab" "dark olive green" "DarkOliveGreen"
 384        "lemon chiffon" "LemonChiffon" "khaki" "dark khaki" "DarkKhaki"
 385        "cornsilk" "pale goldenrod" "PaleGoldenrod" "light goldenrod"
 386        "LightGoldenrod" "goldenrod" "dark goldenrod" "DarkGoldenrod"
 387        "wheat" "navajo white" "NavajoWhite" "tan" "burlywood"
 388        "sandy brown" "SandyBrown" "peru" "chocolate" "saddle brown"
 389        "SaddleBrown" "sienna" "rosy brown" "RosyBrown" "dark salmon"
 390        "DarkSalmon" "coral" "tomato" "light salmon" "LightSalmon"
 391        "salmon" "light coral" "LightCoral" "indian red" "IndianRed"
 392        "firebrick" "brown" "dark red" "DarkRed" "magenta"
 393        "dark magenta" "DarkMagenta" "dark violet" "DarkViolet"
 394        "medium blue" "MediumBlue" "blue" "deep sky blue" "DeepSkyBlue"
 395        "cyan" "medium spring green" "MediumSpringGreen" "spring green"
 396        "SpringGreen" "green" "lawn green" "LawnGreen" "chartreuse"
 397        "yellow" "gold" "orange" "dark orange" "DarkOrange" "orange red"
 398        "OrangeRed" "red" "white" "white smoke" "WhiteSmoke" "gainsboro"
 399        "light gray" "light grey" "LightGray" "LightGrey" "gray" "grey"
 400        "dark gray" "dark grey" "DarkGray" "DarkGrey" "dim gray"
 401        "dim grey" "DimGray" "DimGrey" "black")))
 402   "List of basic colors available on color displays.
 403 For X, the list comes from the `rgb.txt' file,v 10.41 94/02/20.
 404 For Nextstep, this is a list of non-PANTONE colors returned by
 405 the operating system.")
 406
 407 (defvar w32-color-map)
 408
 409 (defun xw-defined-colors (&optional frame)
 410   "Internal function called by `defined-colors', which see."
 411   (if (featurep 'ns)
 412       x-colors
 413     (or frame (setq frame (selected-frame)))
 414     (let (defined-colors)
 415       (dolist (this-color (if (eq system-type 'windows-nt)
 416                               (or (mapcar 'car w32-color-map) x-colors)
 417                             x-colors))
 418         (and (color-supported-p this-color frame t)
 419              (setq defined-colors (cons this-color defined-colors))))
 420       defined-colors)))
 421
 422 ;;; common-win.el ends here