w32fns.c 272 KB
Newer Older
1
/* Graphical user interface functions for the Microsoft W32 API.
2
   Copyright (C) 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
Glenn Morris's avatar
Glenn Morris committed
3
                 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
Geoff Voelker's avatar
Geoff Voelker committed
4 5 6 7 8

This file is part of GNU Emacs.

GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
9
the Free Software Foundation; either version 3, or (at your option)
Geoff Voelker's avatar
Geoff Voelker committed
10 11 12 13 14 15 16 17 18
any later version.

GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING.  If not, write to
Lute Kamstra's avatar
Lute Kamstra committed
19 20
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */
Geoff Voelker's avatar
Geoff Voelker committed
21 22 23 24

/* Added by Kevin Gallo */

#include <config.h>
Geoff Voelker's avatar
Geoff Voelker committed
25 26

#include <signal.h>
Geoff Voelker's avatar
Geoff Voelker committed
27
#include <stdio.h>
Geoff Voelker's avatar
Geoff Voelker committed
28 29
#include <limits.h>
#include <errno.h>
Geoff Voelker's avatar
Geoff Voelker committed
30 31

#include "lisp.h"
32
#include "charset.h"
Andrew Innes's avatar
Andrew Innes committed
33
#include "dispextern.h"
Geoff Voelker's avatar
Geoff Voelker committed
34
#include "w32term.h"
35
#include "keyboard.h"
Geoff Voelker's avatar
Geoff Voelker committed
36 37 38
#include "frame.h"
#include "window.h"
#include "buffer.h"
39
#include "fontset.h"
40
#include "intervals.h"
Geoff Voelker's avatar
Geoff Voelker committed
41
#include "blockinput.h"
42
#include "epaths.h"
Geoff Voelker's avatar
Geoff Voelker committed
43
#include "w32heap.h"
Geoff Voelker's avatar
Geoff Voelker committed
44
#include "termhooks.h"
45
#include "coding.h"
46
#include "ccl.h"
47 48 49
#include "systime.h"

#include "bitmaps/gray.xbm"
Geoff Voelker's avatar
Geoff Voelker committed
50

51
#include <commctrl.h>
Geoff Voelker's avatar
Geoff Voelker committed
52
#include <commdlg.h>
Richard M. Stallman's avatar
Richard M. Stallman committed
53
#include <shellapi.h>
54
#include <ctype.h>
55
#include <winspool.h>
56
#include <objbase.h>
Geoff Voelker's avatar
Geoff Voelker committed
57

58 59 60
#include <dlgs.h>
#define FILE_NAME_TEXT_FIELD edt1

61 62 63
void syms_of_w32fns ();
void globals_of_w32fns ();

Geoff Voelker's avatar
Geoff Voelker committed
64
extern void free_frame_menubar ();
65
extern double atof ();
66 67 68
extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object));
extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT));
extern void w32_free_menu_strings P_ ((HWND));
69
extern XCharStruct *w32_per_char_metric P_ ((XFontStruct *, wchar_t *, int));
70

71
extern int quit_char;
Geoff Voelker's avatar
Geoff Voelker committed
72

73 74
extern char *lispy_function_keys[];

75 76 77 78 79 80 81 82
/* The gray bitmap `bitmaps/gray'.  This is done because w32term.c uses
   it, and including `bitmaps/gray' more than once is a problem when
   config.h defines `static' as an empty replacement string.  */

int gray_bitmap_width = gray_width;
int gray_bitmap_height = gray_height;
unsigned char *gray_bitmap_bits = gray_bits;

Geoff Voelker's avatar
Geoff Voelker committed
83
/* The colormap for converting color names to RGB values */
84
Lisp_Object Vw32_color_map;
Geoff Voelker's avatar
Geoff Voelker committed
85

Geoff Voelker's avatar
Geoff Voelker committed
86
/* Non nil if alt key presses are passed on to Windows.  */
87
Lisp_Object Vw32_pass_alt_to_system;
Geoff Voelker's avatar
Geoff Voelker committed
88

89 90
/* Non nil if alt key is translated to meta_modifier, nil if it is translated
   to alt_modifier.  */
91
Lisp_Object Vw32_alt_is_meta;
92

Andrew Innes's avatar
Andrew Innes committed
93
/* If non-zero, the windows virtual key code for an alternative quit key. */
94
int w32_quit_key;
Andrew Innes's avatar
Andrew Innes committed
95

96 97 98 99 100 101 102 103
/* Non nil if left window key events are passed on to Windows (this only
   affects whether "tapping" the key opens the Start menu).  */
Lisp_Object Vw32_pass_lwindow_to_system;

/* Non nil if right window key events are passed on to Windows (this
   only affects whether "tapping" the key opens the Start menu).  */
Lisp_Object Vw32_pass_rwindow_to_system;

104 105 106 107
/* Virtual key code used to generate "phantom" key presses in order
   to stop system from acting on Windows key events.  */
Lisp_Object Vw32_phantom_key_code;

108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
/* Modifier associated with the left "Windows" key, or nil to act as a
   normal key.  */
Lisp_Object Vw32_lwindow_modifier;

/* Modifier associated with the right "Windows" key, or nil to act as a
   normal key.  */
Lisp_Object Vw32_rwindow_modifier;

/* Modifier associated with the "Apps" key, or nil to act as a normal
   key.  */
Lisp_Object Vw32_apps_modifier;

/* Value is nil if Num Lock acts as a function key.  */
Lisp_Object Vw32_enable_num_lock;

/* Value is nil if Caps Lock acts as a function key.  */
Lisp_Object Vw32_enable_caps_lock;

/* Modifier associated with Scroll Lock, or nil to act as a normal key.  */
Lisp_Object Vw32_scroll_lock_modifier;
Geoff Voelker's avatar
Geoff Voelker committed
128

129
/* Switch to control whether we inhibit requests for synthesized bold
130
   and italic versions of fonts.  */
131
int w32_enable_synthesized_fonts;
132 133

/* Enable palette management. */
134
Lisp_Object Vw32_enable_palette;
135 136 137

/* Control how close left/right button down events must be to
   be converted to a middle button down event. */
138
int w32_mouse_button_tolerance;
139

140 141
/* Minimum interval between mouse movement (and scroll bar drag)
   events that are passed on to the event loop. */
142
int w32_mouse_move_interval;
143

144 145 146
/* Flag to indicate if XBUTTON events should be passed on to Windows.  */
int w32_pass_extra_mouse_buttons_to_system;

Geoff Voelker's avatar
Geoff Voelker committed
147 148 149
/* Non nil if no window manager is in use.  */
Lisp_Object Vx_no_window_manager;

150
/* Non-zero means we're allowed to display a hourglass pointer.  */
151

152
int display_hourglass_p;
153

Geoff Voelker's avatar
Geoff Voelker committed
154 155
/* The background and shape of the mouse pointer, and shape when not
   over text or in the modeline.  */
156

Geoff Voelker's avatar
Geoff Voelker committed
157
Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape;
158
Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape;
159

Geoff Voelker's avatar
Geoff Voelker committed
160
/* The shape when over mouse-sensitive text.  */
161

Geoff Voelker's avatar
Geoff Voelker committed
162 163
Lisp_Object Vx_sensitive_text_pointer_shape;

164 165 166 167
#ifndef IDC_HAND
#define IDC_HAND MAKEINTRESOURCE(32649)
#endif

Geoff Voelker's avatar
Geoff Voelker committed
168
/* Color of chars displayed in cursor box.  */
169

Geoff Voelker's avatar
Geoff Voelker committed
170 171
Lisp_Object Vx_cursor_fore_pixel;

Geoff Voelker's avatar
Geoff Voelker committed
172
/* Nonzero if using Windows.  */
173

Geoff Voelker's avatar
Geoff Voelker committed
174 175
static int w32_in_use;

176
/* Regexp matching a font name whose width is the same as `PIXEL_SIZE'.  */
177

178 179
Lisp_Object Vx_pixel_size_width_font_regexp;

180 181 182
/* Alist of bdf fonts and the files that define them.  */
Lisp_Object Vw32_bdf_filename_alist;

183
/* A flag to control whether fonts are matched strictly or not.  */
184 185
int w32_strict_fontnames;

186 187 188 189
/* A flag to control whether we should only repaint if GetUpdateRect
   indicates there is an update region.  */
int w32_strict_painting;

190 191 192 193 194 195 196 197
/* Associative list linking character set strings to Windows codepages. */
Lisp_Object Vw32_charset_info_alist;

/* VIETNAMESE_CHARSET is not defined in some versions of MSVC.  */
#ifndef VIETNAMESE_CHARSET
#define VIETNAMESE_CHARSET 163
#endif

Geoff Voelker's avatar
Geoff Voelker committed
198 199 200
Lisp_Object Qnone;
Lisp_Object Qsuppress_icon;
Lisp_Object Qundefined_color;
201
Lisp_Object Qcancel_timer;
202 203 204 205 206 207 208 209
Lisp_Object Qhyper;
Lisp_Object Qsuper;
Lisp_Object Qmeta;
Lisp_Object Qalt;
Lisp_Object Qctrl;
Lisp_Object Qcontrol;
Lisp_Object Qshift;

210 211 212 213
Lisp_Object Qw32_charset_ansi;
Lisp_Object Qw32_charset_default;
Lisp_Object Qw32_charset_symbol;
Lisp_Object Qw32_charset_shiftjis;
214
Lisp_Object Qw32_charset_hangeul;
215 216 217 218
Lisp_Object Qw32_charset_gb2312;
Lisp_Object Qw32_charset_chinesebig5;
Lisp_Object Qw32_charset_oem;

Andrew Innes's avatar
Andrew Innes committed
219 220 221
#ifndef JOHAB_CHARSET
#define JOHAB_CHARSET 130
#endif
222 223 224 225 226 227 228 229
#ifdef JOHAB_CHARSET
Lisp_Object Qw32_charset_easteurope;
Lisp_Object Qw32_charset_turkish;
Lisp_Object Qw32_charset_baltic;
Lisp_Object Qw32_charset_russian;
Lisp_Object Qw32_charset_arabic;
Lisp_Object Qw32_charset_greek;
Lisp_Object Qw32_charset_hebrew;
230
Lisp_Object Qw32_charset_vietnamese;
231 232 233 234 235 236 237 238 239
Lisp_Object Qw32_charset_thai;
Lisp_Object Qw32_charset_johab;
Lisp_Object Qw32_charset_mac;
#endif

#ifdef UNICODE_CHARSET
Lisp_Object Qw32_charset_unicode;
#endif

240
/* The ANSI codepage.  */
241
int w32_ansi_code_page;
242

243 244 245 246
/* Prefix for system colors.  */
#define SYSTEM_COLOR_PREFIX "System"
#define SYSTEM_COLOR_PREFIX_LEN (sizeof (SYSTEM_COLOR_PREFIX) - 1)

247 248 249 250 251 252
/* State variables for emulating a three button mouse. */
#define LMOUSE 1
#define MMOUSE 2
#define RMOUSE 4

static int button_state = 0;
253
static W32Msg saved_mouse_button_msg;
254
static unsigned mouse_button_timer = 0;	/* non-zero when timer is active */
255
static W32Msg saved_mouse_move_msg;
256
static unsigned mouse_move_timer = 0;
257

258 259
/* Window that is tracking the mouse.  */
static HWND track_mouse_window;
260

261 262
typedef BOOL (WINAPI * TrackMouseEvent_Proc)
  (IN OUT LPTRACKMOUSEEVENT lpEventTrack);
263

264 265
TrackMouseEvent_Proc track_mouse_event_fn = NULL;
ClipboardSequence_Proc clipboard_sequence_fn = NULL;
266
extern AppendMenuW_Proc unicode_append_menu;
267

268
/* W95 mousewheel handler */
Juanma Barranquero's avatar
Juanma Barranquero committed
269
unsigned int msh_mousewheel = 0;
270

271
/* Timers */
272 273
#define MOUSE_BUTTON_ID	1
#define MOUSE_MOVE_ID	2
274 275 276 277 278
#define MENU_FREE_ID 3
/* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP
   is received.  */
#define MENU_FREE_DELAY 1000
static unsigned menu_free_timer = 0;
279

Geoff Voelker's avatar
Geoff Voelker committed
280
/* The below are defined in frame.c.  */
281

Geoff Voelker's avatar
Geoff Voelker committed
282 283
extern Lisp_Object Vwindow_system_version;

284 285 286 287 288
#ifdef GLYPH_DEBUG
int image_cache_refcount, dpyinfo_refcount;
#endif


289
/* From w32term.c. */
290
extern int w32_num_mouse_buttons;
291
extern Lisp_Object Vw32_recognize_altgr;
292

293
extern HWND w32_system_caret_hwnd;
294

295 296 297
extern int w32_system_caret_height;
extern int w32_system_caret_x;
extern int w32_system_caret_y;
298 299
extern int w32_use_visible_system_caret;

300
static HWND w32_visible_system_caret_hwnd;
301

302 303
/* From w32menu.c  */
extern HMENU current_popup_menu;
304
static int menubar_in_use = 0;
305

Geoff Voelker's avatar
Geoff Voelker committed
306

Geoff Voelker's avatar
Geoff Voelker committed
307 308 309 310 311 312 313 314 315 316
/* Error if we are not connected to MS-Windows.  */
void
check_w32 ()
{
  if (! w32_in_use)
    error ("MS-Windows not in use or not initialized");
}

/* Nonzero if we can use mouse menus.
   You should not call this unless HAVE_MENUS is defined.  */
Juanma Barranquero's avatar
Juanma Barranquero committed
317

Geoff Voelker's avatar
Geoff Voelker committed
318 319 320 321 322 323
int
have_menus_p ()
{
  return w32_in_use;
}

Geoff Voelker's avatar
Geoff Voelker committed
324
/* Extract a frame as a FRAME_PTR, defaulting to the selected frame
325
   and checking validity for W32.  */
Geoff Voelker's avatar
Geoff Voelker committed
326 327 328 329 330 331 332 333

FRAME_PTR
check_x_frame (frame)
     Lisp_Object frame;
{
  FRAME_PTR f;

  if (NILP (frame))
334
    frame = selected_frame;
335
  CHECK_LIVE_FRAME (frame);
336
  f = XFRAME (frame);
337
  if (! FRAME_W32_P (f))
338
    error ("Non-W32 frame used");
Geoff Voelker's avatar
Geoff Voelker committed
339 340 341
  return f;
}

Juanma Barranquero's avatar
Juanma Barranquero committed
342
/* Let the user specify a display with a frame.
343
   nil stands for the selected frame--or, if that is not a w32 frame,
Geoff Voelker's avatar
Geoff Voelker committed
344 345
   the first display on the list.  */

346
struct w32_display_info *
Geoff Voelker's avatar
Geoff Voelker committed
347 348 349 350 351
check_x_display_info (frame)
     Lisp_Object frame;
{
  if (NILP (frame))
    {
352
      struct frame *sf = XFRAME (selected_frame);
Juanma Barranquero's avatar
Juanma Barranquero committed
353

354 355
      if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf))
	return FRAME_W32_DISPLAY_INFO (sf);
Geoff Voelker's avatar
Geoff Voelker committed
356
      else
357
	return &one_w32_display_info;
Geoff Voelker's avatar
Geoff Voelker committed
358 359 360 361 362 363 364
    }
  else if (STRINGP (frame))
    return x_display_info_for_name (frame);
  else
    {
      FRAME_PTR f;

365
      CHECK_LIVE_FRAME (frame);
Geoff Voelker's avatar
Geoff Voelker committed
366
      f = XFRAME (frame);
367
      if (! FRAME_W32_P (f))
368
	error ("Non-W32 frame used");
369
      return FRAME_W32_DISPLAY_INFO (f);
Geoff Voelker's avatar
Geoff Voelker committed
370 371 372
    }
}

373
/* Return the Emacs frame-object corresponding to an w32 window.
Geoff Voelker's avatar
Geoff Voelker committed
374 375 376 377 378 379
   It could be the frame's main window or an icon window.  */

/* This function can be called during GC, so use GC_xxx type test macros.  */

struct frame *
x_window_to_frame (dpyinfo, wdesc)
380
     struct w32_display_info *dpyinfo;
Geoff Voelker's avatar
Geoff Voelker committed
381 382 383 384 385
     HWND wdesc;
{
  Lisp_Object tail, frame;
  struct frame *f;

386
  for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail))
Geoff Voelker's avatar
Geoff Voelker committed
387
    {
388
      frame = XCAR (tail);
Geoff Voelker's avatar
Geoff Voelker committed
389 390 391
      if (!GC_FRAMEP (frame))
        continue;
      f = XFRAME (frame);
392
      if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo)
Geoff Voelker's avatar
Geoff Voelker committed
393
	continue;
394
      if (f->output_data.w32->hourglass_window == wdesc)
395 396
        return f;

397
      if (FRAME_W32_WINDOW (f) == wdesc)
Geoff Voelker's avatar
Geoff Voelker committed
398 399 400 401 402 403
        return f;
    }
  return 0;
}


404 405
static Lisp_Object unwind_create_frame P_ ((Lisp_Object));
static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object));
406 407
static void my_create_window P_ ((struct frame *));
static void my_create_tip_window P_ ((struct frame *));
408

409
/* TODO: Native Input Method support; see x_create_im.  */
410 411 412 413 414 415 416 417 418 419 420 421
void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
422 423
static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object,
				  Lisp_Object));
Geoff Voelker's avatar
Geoff Voelker committed
424 425 426 427 428 429 430 431 432 433 434 435 436 437




/* Store the screen positions of frame F into XPTR and YPTR.
   These are the positions of the containing window manager window,
   not Emacs's own window.  */

void
x_real_positions (f, xptr, yptr)
     FRAME_PTR f;
     int *xptr, *yptr;
{
  POINT pt;
Jason Rumney's avatar
Jason Rumney committed
438
  RECT rect;
439

440 441
  /* Get the bounds of the WM window.  */
  GetWindowRect (FRAME_W32_WINDOW (f), &rect);
Jason Rumney's avatar
Jason Rumney committed
442

443 444
  pt.x = 0;
  pt.y = 0;
Geoff Voelker's avatar
Geoff Voelker committed
445

446 447
  /* Convert (0, 0) in the client area to screen co-ordinates.  */
  ClientToScreen (FRAME_W32_WINDOW (f), &pt);
Geoff Voelker's avatar
Geoff Voelker committed
448

Jason Rumney's avatar
Jason Rumney committed
449
  /* Remember x_pixels_diff and y_pixels_diff.  */
450 451
  f->x_pixels_diff = pt.x - rect.left;
  f->y_pixels_diff = pt.y - rect.top;
Jason Rumney's avatar
Jason Rumney committed
452

453 454
  *xptr = rect.left;
  *yptr = rect.top;
Geoff Voelker's avatar
Geoff Voelker committed
455 456 457 458
}



459 460 461 462 463 464
DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color,
       Sw32_define_rgb_color, 4, 4, 0,
       doc: /* Convert RGB numbers to a windows color reference and associate with NAME.
This adds or updates a named color to w32-color-map, making it
available for use.  The original entry's RGB ref is returned, or nil
if the entry is new.  */)
465 466
    (red, green, blue, name)
    Lisp_Object red, green, blue, name;
Geoff Voelker's avatar
Geoff Voelker committed
467
{
468 469 470 471
  Lisp_Object rgb;
  Lisp_Object oldrgb = Qnil;
  Lisp_Object entry;

472 473 474 475
  CHECK_NUMBER (red);
  CHECK_NUMBER (green);
  CHECK_NUMBER (blue);
  CHECK_STRING (name);
Geoff Voelker's avatar
Geoff Voelker committed
476

477
  XSETINT (rgb, RGB(XUINT (red), XUINT (green), XUINT (blue)));
Geoff Voelker's avatar
Geoff Voelker committed
478

479
  BLOCK_INPUT;
Geoff Voelker's avatar
Geoff Voelker committed
480

481 482
  /* replace existing entry in w32-color-map or add new entry. */
  entry = Fassoc (name, Vw32_color_map);
483 484 485
  if (NILP (entry))
    {
      entry = Fcons (name, rgb);
486
      Vw32_color_map = Fcons (entry, Vw32_color_map);
487 488 489 490 491 492 493 494 495 496
    }
  else
    {
      oldrgb = Fcdr (entry);
      Fsetcdr (entry, rgb);
    }

  UNBLOCK_INPUT;

  return (oldrgb);
Geoff Voelker's avatar
Geoff Voelker committed
497 498
}

499 500 501 502 503 504 505 506
DEFUN ("w32-load-color-file", Fw32_load_color_file,
       Sw32_load_color_file, 1, 1, 0,
       doc: /* Create an alist of color entries from an external file.
Assign this value to w32-color-map to replace the existing color map.

The file should define one named RGB color per line like so:
  R G B   name
where R,G,B are numbers between 0 and 255 and name is an arbitrary string.  */)
507 508 509 510 511 512 513
    (filename)
    Lisp_Object filename;
{
  FILE *fp;
  Lisp_Object cmap = Qnil;
  Lisp_Object abspath;

514
  CHECK_STRING (filename);
515 516
  abspath = Fexpand_file_name (filename, Qnil);

517
  fp = fopen (SDATA (filename), "rt");
518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544
  if (fp)
    {
      char buf[512];
      int red, green, blue;
      int num;

      BLOCK_INPUT;

      while (fgets (buf, sizeof (buf), fp) != NULL) {
	if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3)
	  {
	    char *name = buf + num;
	    num = strlen (name) - 1;
	    if (name[num] == '\n')
	      name[num] = 0;
	    cmap = Fcons (Fcons (build_string (name),
				 make_number (RGB (red, green, blue))),
			  cmap);
	  }
      }
      fclose (fp);

      UNBLOCK_INPUT;
    }

  return cmap;
}
Geoff Voelker's avatar
Geoff Voelker committed
545

546
/* The default colors for the w32 color map */
Juanma Barranquero's avatar
Juanma Barranquero committed
547
typedef struct colormap_t
Geoff Voelker's avatar
Geoff Voelker committed
548 549 550 551 552
{
  char *name;
  COLORREF colorref;
} colormap_t;

Juanma Barranquero's avatar
Juanma Barranquero committed
553
colormap_t w32_color_map[] =
Geoff Voelker's avatar
Geoff Voelker committed
554
{
555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794
  {"snow"                      , PALETTERGB (255,250,250)},
  {"ghost white"               , PALETTERGB (248,248,255)},
  {"GhostWhite"                , PALETTERGB (248,248,255)},
  {"white smoke"               , PALETTERGB (245,245,245)},
  {"WhiteSmoke"                , PALETTERGB (245,245,245)},
  {"gainsboro"                 , PALETTERGB (220,220,220)},
  {"floral white"              , PALETTERGB (255,250,240)},
  {"FloralWhite"               , PALETTERGB (255,250,240)},
  {"old lace"                  , PALETTERGB (253,245,230)},
  {"OldLace"                   , PALETTERGB (253,245,230)},
  {"linen"                     , PALETTERGB (250,240,230)},
  {"antique white"             , PALETTERGB (250,235,215)},
  {"AntiqueWhite"              , PALETTERGB (250,235,215)},
  {"papaya whip"               , PALETTERGB (255,239,213)},
  {"PapayaWhip"                , PALETTERGB (255,239,213)},
  {"blanched almond"           , PALETTERGB (255,235,205)},
  {"BlanchedAlmond"            , PALETTERGB (255,235,205)},
  {"bisque"                    , PALETTERGB (255,228,196)},
  {"peach puff"                , PALETTERGB (255,218,185)},
  {"PeachPuff"                 , PALETTERGB (255,218,185)},
  {"navajo white"              , PALETTERGB (255,222,173)},
  {"NavajoWhite"               , PALETTERGB (255,222,173)},
  {"moccasin"                  , PALETTERGB (255,228,181)},
  {"cornsilk"                  , PALETTERGB (255,248,220)},
  {"ivory"                     , PALETTERGB (255,255,240)},
  {"lemon chiffon"             , PALETTERGB (255,250,205)},
  {"LemonChiffon"              , PALETTERGB (255,250,205)},
  {"seashell"                  , PALETTERGB (255,245,238)},
  {"honeydew"                  , PALETTERGB (240,255,240)},
  {"mint cream"                , PALETTERGB (245,255,250)},
  {"MintCream"                 , PALETTERGB (245,255,250)},
  {"azure"                     , PALETTERGB (240,255,255)},
  {"alice blue"                , PALETTERGB (240,248,255)},
  {"AliceBlue"                 , PALETTERGB (240,248,255)},
  {"lavender"                  , PALETTERGB (230,230,250)},
  {"lavender blush"            , PALETTERGB (255,240,245)},
  {"LavenderBlush"             , PALETTERGB (255,240,245)},
  {"misty rose"                , PALETTERGB (255,228,225)},
  {"MistyRose"                 , PALETTERGB (255,228,225)},
  {"white"                     , PALETTERGB (255,255,255)},
  {"black"                     , PALETTERGB (  0,  0,  0)},
  {"dark slate gray"           , PALETTERGB ( 47, 79, 79)},
  {"DarkSlateGray"             , PALETTERGB ( 47, 79, 79)},
  {"dark slate grey"           , PALETTERGB ( 47, 79, 79)},
  {"DarkSlateGrey"             , PALETTERGB ( 47, 79, 79)},
  {"dim gray"                  , PALETTERGB (105,105,105)},
  {"DimGray"                   , PALETTERGB (105,105,105)},
  {"dim grey"                  , PALETTERGB (105,105,105)},
  {"DimGrey"                   , PALETTERGB (105,105,105)},
  {"slate gray"                , PALETTERGB (112,128,144)},
  {"SlateGray"                 , PALETTERGB (112,128,144)},
  {"slate grey"                , PALETTERGB (112,128,144)},
  {"SlateGrey"                 , PALETTERGB (112,128,144)},
  {"light slate gray"          , PALETTERGB (119,136,153)},
  {"LightSlateGray"            , PALETTERGB (119,136,153)},
  {"light slate grey"          , PALETTERGB (119,136,153)},
  {"LightSlateGrey"            , PALETTERGB (119,136,153)},
  {"gray"                      , PALETTERGB (190,190,190)},
  {"grey"                      , PALETTERGB (190,190,190)},
  {"light grey"                , PALETTERGB (211,211,211)},
  {"LightGrey"                 , PALETTERGB (211,211,211)},
  {"light gray"                , PALETTERGB (211,211,211)},
  {"LightGray"                 , PALETTERGB (211,211,211)},
  {"midnight blue"             , PALETTERGB ( 25, 25,112)},
  {"MidnightBlue"              , PALETTERGB ( 25, 25,112)},
  {"navy"                      , PALETTERGB (  0,  0,128)},
  {"navy blue"                 , PALETTERGB (  0,  0,128)},
  {"NavyBlue"                  , PALETTERGB (  0,  0,128)},
  {"cornflower blue"           , PALETTERGB (100,149,237)},
  {"CornflowerBlue"            , PALETTERGB (100,149,237)},
  {"dark slate blue"           , PALETTERGB ( 72, 61,139)},
  {"DarkSlateBlue"             , PALETTERGB ( 72, 61,139)},
  {"slate blue"                , PALETTERGB (106, 90,205)},
  {"SlateBlue"                 , PALETTERGB (106, 90,205)},
  {"medium slate blue"         , PALETTERGB (123,104,238)},
  {"MediumSlateBlue"           , PALETTERGB (123,104,238)},
  {"light slate blue"          , PALETTERGB (132,112,255)},
  {"LightSlateBlue"            , PALETTERGB (132,112,255)},
  {"medium blue"               , PALETTERGB (  0,  0,205)},
  {"MediumBlue"                , PALETTERGB (  0,  0,205)},
  {"royal blue"                , PALETTERGB ( 65,105,225)},
  {"RoyalBlue"                 , PALETTERGB ( 65,105,225)},
  {"blue"                      , PALETTERGB (  0,  0,255)},
  {"dodger blue"               , PALETTERGB ( 30,144,255)},
  {"DodgerBlue"                , PALETTERGB ( 30,144,255)},
  {"deep sky blue"             , PALETTERGB (  0,191,255)},
  {"DeepSkyBlue"               , PALETTERGB (  0,191,255)},
  {"sky blue"                  , PALETTERGB (135,206,235)},
  {"SkyBlue"                   , PALETTERGB (135,206,235)},
  {"light sky blue"            , PALETTERGB (135,206,250)},
  {"LightSkyBlue"              , PALETTERGB (135,206,250)},
  {"steel blue"                , PALETTERGB ( 70,130,180)},
  {"SteelBlue"                 , PALETTERGB ( 70,130,180)},
  {"light steel blue"          , PALETTERGB (176,196,222)},
  {"LightSteelBlue"            , PALETTERGB (176,196,222)},
  {"light blue"                , PALETTERGB (173,216,230)},
  {"LightBlue"                 , PALETTERGB (173,216,230)},
  {"powder blue"               , PALETTERGB (176,224,230)},
  {"PowderBlue"                , PALETTERGB (176,224,230)},
  {"pale turquoise"            , PALETTERGB (175,238,238)},
  {"PaleTurquoise"             , PALETTERGB (175,238,238)},
  {"dark turquoise"            , PALETTERGB (  0,206,209)},
  {"DarkTurquoise"             , PALETTERGB (  0,206,209)},
  {"medium turquoise"          , PALETTERGB ( 72,209,204)},
  {"MediumTurquoise"           , PALETTERGB ( 72,209,204)},
  {"turquoise"                 , PALETTERGB ( 64,224,208)},
  {"cyan"                      , PALETTERGB (  0,255,255)},
  {"light cyan"                , PALETTERGB (224,255,255)},
  {"LightCyan"                 , PALETTERGB (224,255,255)},
  {"cadet blue"                , PALETTERGB ( 95,158,160)},
  {"CadetBlue"                 , PALETTERGB ( 95,158,160)},
  {"medium aquamarine"         , PALETTERGB (102,205,170)},
  {"MediumAquamarine"          , PALETTERGB (102,205,170)},
  {"aquamarine"                , PALETTERGB (127,255,212)},
  {"dark green"                , PALETTERGB (  0,100,  0)},
  {"DarkGreen"                 , PALETTERGB (  0,100,  0)},
  {"dark olive green"          , PALETTERGB ( 85,107, 47)},
  {"DarkOliveGreen"            , PALETTERGB ( 85,107, 47)},
  {"dark sea green"            , PALETTERGB (143,188,143)},
  {"DarkSeaGreen"              , PALETTERGB (143,188,143)},
  {"sea green"                 , PALETTERGB ( 46,139, 87)},
  {"SeaGreen"                  , PALETTERGB ( 46,139, 87)},
  {"medium sea green"          , PALETTERGB ( 60,179,113)},
  {"MediumSeaGreen"            , PALETTERGB ( 60,179,113)},
  {"light sea green"           , PALETTERGB ( 32,178,170)},
  {"LightSeaGreen"             , PALETTERGB ( 32,178,170)},
  {"pale green"                , PALETTERGB (152,251,152)},
  {"PaleGreen"                 , PALETTERGB (152,251,152)},
  {"spring green"              , PALETTERGB (  0,255,127)},
  {"SpringGreen"               , PALETTERGB (  0,255,127)},
  {"lawn green"                , PALETTERGB (124,252,  0)},
  {"LawnGreen"                 , PALETTERGB (124,252,  0)},
  {"green"                     , PALETTERGB (  0,255,  0)},
  {"chartreuse"                , PALETTERGB (127,255,  0)},
  {"medium spring green"       , PALETTERGB (  0,250,154)},
  {"MediumSpringGreen"         , PALETTERGB (  0,250,154)},
  {"green yellow"              , PALETTERGB (173,255, 47)},
  {"GreenYellow"               , PALETTERGB (173,255, 47)},
  {"lime green"                , PALETTERGB ( 50,205, 50)},
  {"LimeGreen"                 , PALETTERGB ( 50,205, 50)},
  {"yellow green"              , PALETTERGB (154,205, 50)},
  {"YellowGreen"               , PALETTERGB (154,205, 50)},
  {"forest green"              , PALETTERGB ( 34,139, 34)},
  {"ForestGreen"               , PALETTERGB ( 34,139, 34)},
  {"olive drab"                , PALETTERGB (107,142, 35)},
  {"OliveDrab"                 , PALETTERGB (107,142, 35)},
  {"dark khaki"                , PALETTERGB (189,183,107)},
  {"DarkKhaki"                 , PALETTERGB (189,183,107)},
  {"khaki"                     , PALETTERGB (240,230,140)},
  {"pale goldenrod"            , PALETTERGB (238,232,170)},
  {"PaleGoldenrod"             , PALETTERGB (238,232,170)},
  {"light goldenrod yellow"    , PALETTERGB (250,250,210)},
  {"LightGoldenrodYellow"      , PALETTERGB (250,250,210)},
  {"light yellow"              , PALETTERGB (255,255,224)},
  {"LightYellow"               , PALETTERGB (255,255,224)},
  {"yellow"                    , PALETTERGB (255,255,  0)},
  {"gold"                      , PALETTERGB (255,215,  0)},
  {"light goldenrod"           , PALETTERGB (238,221,130)},
  {"LightGoldenrod"            , PALETTERGB (238,221,130)},
  {"goldenrod"                 , PALETTERGB (218,165, 32)},
  {"dark goldenrod"            , PALETTERGB (184,134, 11)},
  {"DarkGoldenrod"             , PALETTERGB (184,134, 11)},
  {"rosy brown"                , PALETTERGB (188,143,143)},
  {"RosyBrown"                 , PALETTERGB (188,143,143)},
  {"indian red"                , PALETTERGB (205, 92, 92)},
  {"IndianRed"                 , PALETTERGB (205, 92, 92)},
  {"saddle brown"              , PALETTERGB (139, 69, 19)},
  {"SaddleBrown"               , PALETTERGB (139, 69, 19)},
  {"sienna"                    , PALETTERGB (160, 82, 45)},
  {"peru"                      , PALETTERGB (205,133, 63)},
  {"burlywood"                 , PALETTERGB (222,184,135)},
  {"beige"                     , PALETTERGB (245,245,220)},
  {"wheat"                     , PALETTERGB (245,222,179)},
  {"sandy brown"               , PALETTERGB (244,164, 96)},
  {"SandyBrown"                , PALETTERGB (244,164, 96)},
  {"tan"                       , PALETTERGB (210,180,140)},
  {"chocolate"                 , PALETTERGB (210,105, 30)},
  {"firebrick"                 , PALETTERGB (178,34, 34)},
  {"brown"                     , PALETTERGB (165,42, 42)},
  {"dark salmon"               , PALETTERGB (233,150,122)},
  {"DarkSalmon"                , PALETTERGB (233,150,122)},
  {"salmon"                    , PALETTERGB (250,128,114)},
  {"light salmon"              , PALETTERGB (255,160,122)},
  {"LightSalmon"               , PALETTERGB (255,160,122)},
  {"orange"                    , PALETTERGB (255,165,  0)},
  {"dark orange"               , PALETTERGB (255,140,  0)},
  {"DarkOrange"                , PALETTERGB (255,140,  0)},
  {"coral"                     , PALETTERGB (255,127, 80)},
  {"light coral"               , PALETTERGB (240,128,128)},
  {"LightCoral"                , PALETTERGB (240,128,128)},
  {"tomato"                    , PALETTERGB (255, 99, 71)},
  {"orange red"                , PALETTERGB (255, 69,  0)},
  {"OrangeRed"                 , PALETTERGB (255, 69,  0)},
  {"red"                       , PALETTERGB (255,  0,  0)},
  {"hot pink"                  , PALETTERGB (255,105,180)},
  {"HotPink"                   , PALETTERGB (255,105,180)},
  {"deep pink"                 , PALETTERGB (255, 20,147)},
  {"DeepPink"                  , PALETTERGB (255, 20,147)},
  {"pink"                      , PALETTERGB (255,192,203)},
  {"light pink"                , PALETTERGB (255,182,193)},
  {"LightPink"                 , PALETTERGB (255,182,193)},
  {"pale violet red"           , PALETTERGB (219,112,147)},
  {"PaleVioletRed"             , PALETTERGB (219,112,147)},
  {"maroon"                    , PALETTERGB (176, 48, 96)},
  {"medium violet red"         , PALETTERGB (199, 21,133)},
  {"MediumVioletRed"           , PALETTERGB (199, 21,133)},
  {"violet red"                , PALETTERGB (208, 32,144)},
  {"VioletRed"                 , PALETTERGB (208, 32,144)},
  {"magenta"                   , PALETTERGB (255,  0,255)},
  {"violet"                    , PALETTERGB (238,130,238)},
  {"plum"                      , PALETTERGB (221,160,221)},
  {"orchid"                    , PALETTERGB (218,112,214)},
  {"medium orchid"             , PALETTERGB (186, 85,211)},
  {"MediumOrchid"              , PALETTERGB (186, 85,211)},
  {"dark orchid"               , PALETTERGB (153, 50,204)},
  {"DarkOrchid"                , PALETTERGB (153, 50,204)},
  {"dark violet"               , PALETTERGB (148,  0,211)},
  {"DarkViolet"                , PALETTERGB (148,  0,211)},
  {"blue violet"               , PALETTERGB (138, 43,226)},
  {"BlueViolet"                , PALETTERGB (138, 43,226)},
  {"purple"                    , PALETTERGB (160, 32,240)},
  {"medium purple"             , PALETTERGB (147,112,219)},
  {"MediumPurple"              , PALETTERGB (147,112,219)},
  {"thistle"                   , PALETTERGB (216,191,216)},
  {"gray0"                     , PALETTERGB (  0,  0,  0)},
  {"grey0"                     , PALETTERGB (  0,  0,  0)},
  {"dark grey"                 , PALETTERGB (169,169,169)},
  {"DarkGrey"                  , PALETTERGB (169,169,169)},
  {"dark gray"                 , PALETTERGB (169,169,169)},
  {"DarkGray"                  , PALETTERGB (169,169,169)},
  {"dark blue"                 , PALETTERGB (  0,  0,139)},
  {"DarkBlue"                  , PALETTERGB (  0,  0,139)},
  {"dark cyan"                 , PALETTERGB (  0,139,139)},
  {"DarkCyan"                  , PALETTERGB (  0,139,139)},
  {"dark magenta"              , PALETTERGB (139,  0,139)},
  {"DarkMagenta"               , PALETTERGB (139,  0,139)},
  {"dark red"                  , PALETTERGB (139,  0,  0)},
  {"DarkRed"                   , PALETTERGB (139,  0,  0)},
  {"light green"               , PALETTERGB (144,238,144)},
  {"LightGreen"                , PALETTERGB (144,238,144)},
Geoff Voelker's avatar
Geoff Voelker committed
795 796
};

797
DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map,
798
       0, 0, 0, doc: /* Return the default color map.  */)
Geoff Voelker's avatar
Geoff Voelker committed
799 800 801
     ()
{
  int i;
802
  colormap_t *pc = w32_color_map;
Geoff Voelker's avatar
Geoff Voelker committed
803
  Lisp_Object cmap;
Juanma Barranquero's avatar
Juanma Barranquero committed
804

Geoff Voelker's avatar
Geoff Voelker committed
805
  BLOCK_INPUT;
Juanma Barranquero's avatar
Juanma Barranquero committed
806

Geoff Voelker's avatar
Geoff Voelker committed
807
  cmap = Qnil;
Juanma Barranquero's avatar
Juanma Barranquero committed
808 809

  for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]);
Geoff Voelker's avatar
Geoff Voelker committed
810 811 812 813
       pc++, i++)
    cmap = Fcons (Fcons (build_string (pc->name),
			 make_number (pc->colorref)),
		  cmap);
Juanma Barranquero's avatar
Juanma Barranquero committed
814

Geoff Voelker's avatar
Geoff Voelker committed
815
  UNBLOCK_INPUT;
Juanma Barranquero's avatar
Juanma Barranquero committed
816

Geoff Voelker's avatar
Geoff Voelker committed
817 818 819
  return (cmap);
}

Juanma Barranquero's avatar
Juanma Barranquero committed
820
Lisp_Object
821
w32_to_x_color (rgb)
Geoff Voelker's avatar
Geoff Voelker committed
822 823 824
     Lisp_Object rgb;
{
  Lisp_Object color;
Juanma Barranquero's avatar
Juanma Barranquero committed
825

826
  CHECK_NUMBER (rgb);
Juanma Barranquero's avatar
Juanma Barranquero committed
827

Geoff Voelker's avatar
Geoff Voelker committed
828
  BLOCK_INPUT;
Juanma Barranquero's avatar
Juanma Barranquero committed
829

830
  color = Frassq (rgb, Vw32_color_map);
Juanma Barranquero's avatar
Juanma Barranquero committed
831

Geoff Voelker's avatar
Geoff Voelker committed
832
  UNBLOCK_INPUT;
Juanma Barranquero's avatar
Juanma Barranquero committed
833

Geoff Voelker's avatar
Geoff Voelker committed
834 835 836 837 838 839
  if (!NILP (color))
    return (Fcar (color));
  else
    return Qnil;
}

840
static Lisp_Object
841 842 843 844 845 846 847
w32_color_map_lookup (colorname)
     char *colorname;
{
  Lisp_Object tail, ret = Qnil;

  BLOCK_INPUT;

848
  for (tail = Vw32_color_map; CONSP (tail); tail = XCDR (tail))
849 850 851
    {
      register Lisp_Object elt, tem;

852
      elt = XCAR (tail);
853 854 855 856
      if (!CONSP (elt)) continue;

      tem = Fcar (elt);

857
      if (lstrcmpi (SDATA (tem), colorname) == 0)
858
	{
859
	  ret = Fcdr (elt);
860 861 862 863 864 865 866 867 868 869 870 871
	  break;
	}

      QUIT;
    }


  UNBLOCK_INPUT;

  return ret;
}

872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921

static void
add_system_logical_colors_to_map (system_colors)
     Lisp_Object *system_colors;
{
  HKEY colors_key;

  /* Other registry operations are done with input blocked.  */
  BLOCK_INPUT;

  /* Look for "Control Panel/Colors" under User and Machine registry
     settings.  */
  if (RegOpenKeyEx (HKEY_CURRENT_USER, "Control Panel\\Colors", 0,
		    KEY_READ, &colors_key) == ERROR_SUCCESS
      || RegOpenKeyEx (HKEY_LOCAL_MACHINE, "Control Panel\\Colors", 0,
		       KEY_READ, &colors_key) == ERROR_SUCCESS)
    {
      /* List all keys.  */
      char color_buffer[64];
      char full_name_buffer[MAX_PATH + SYSTEM_COLOR_PREFIX_LEN];
      int index = 0;
      DWORD name_size, color_size;
      char *name_buffer = full_name_buffer + SYSTEM_COLOR_PREFIX_LEN;

      name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN;
      color_size = sizeof (color_buffer);

      strcpy (full_name_buffer, SYSTEM_COLOR_PREFIX);

      while (RegEnumValueA (colors_key, index, name_buffer, &name_size,
			    NULL, NULL, color_buffer, &color_size)
	     == ERROR_SUCCESS)
	{
	  int r, g, b;
	  if (sscanf (color_buffer, " %u %u %u", &r, &g, &b) == 3)
	    *system_colors = Fcons (Fcons (build_string (full_name_buffer),
					   make_number (RGB (r, g, b))),
				    *system_colors);

	  name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN;
	  color_size = sizeof (color_buffer);
	  index++;
	}
      RegCloseKey (colors_key);
    }

  UNBLOCK_INPUT;
}


922
static Lisp_Object
923
x_to_w32_color (colorname)
Geoff Voelker's avatar
Geoff Voelker committed
924 925
     char * colorname;
{
926 927
  register Lisp_Object ret = Qnil;

Geoff Voelker's avatar
Geoff Voelker committed
928
  BLOCK_INPUT;
Geoff Voelker's avatar
Geoff Voelker committed
929 930 931 932 933 934 935

  if (colorname[0] == '#')
    {
      /* Could be an old-style RGB Device specification.  */
      char *color;
      int size;
      color = colorname + 1;
Juanma Barranquero's avatar
Juanma Barranquero committed
936

Geoff Voelker's avatar
Geoff Voelker committed
937 938 939 940 941 942 943 944
      size = strlen(color);
      if (size == 3 || size == 6 || size == 9 || size == 12)
	{
	  UINT colorval;
	  int i, pos;
	  pos = 0;
	  size /= 3;
	  colorval = 0;
Juanma Barranquero's avatar
Juanma Barranquero committed
945

Geoff Voelker's avatar
Geoff Voelker committed
946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981
	  for (i = 0; i < 3; i++)
	    {
	      char *end;
	      char t;
	      unsigned long value;

	      /* The check for 'x' in the following conditional takes into
		 account the fact that strtol allows a "0x" in front of
		 our numbers, and we don't.  */
	      if (!isxdigit(color[0]) || color[1] == 'x')
		break;
	      t = color[size];
	      color[size] = '\0';
	      value = strtoul(color, &end, 16);
	      color[size] = t;
	      if (errno == ERANGE || end - color != size)
		break;
	      switch (size)
		{
		case 1:
		  value = value * 0x10;
		  break;
		case 2:
		  break;
		case 3:
		  value /= 0x10;
		  break;
		case 4:
		  value /= 0x100;
		  break;
		}
	      colorval |= (value << pos);
	      pos += 0x8;
	      if (i == 2)
		{
		  UNBLOCK_INPUT;
982 983
		  XSETINT (ret, colorval);
		  return ret;
Geoff Voelker's avatar
Geoff Voelker committed
984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001
		}
	      color = end;
	    }
	}
    }
  else if (strnicmp(colorname, "rgb:", 4) == 0)
    {
      char *color;
      UINT colorval;
      int i, pos;
      pos = 0;

      colorval = 0;
      color = colorname + 4;
      for (i = 0; i < 3; i++)
	{
	  char *end;
	  unsigned long value;
Juanma Barranquero's avatar
Juanma Barranquero committed
1002

Geoff Voelker's avatar
Geoff Voelker committed
1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035
	  /* The check for 'x' in the following conditional takes into
	     account the fact that strtol allows a "0x" in front of
	     our numbers, and we don't.  */
	  if (!isxdigit(color[0]) || color[1] == 'x')
	    break;
	  value = strtoul(color, &end, 16);
	  if (errno == ERANGE)
	    break;
	  switch (end - color)
	    {
	    case 1:
	      value = value * 0x10 + value;
	      break;
	    case 2:
	      break;
	    case 3:
	      value /= 0x10;
	      break;
	    case 4:
	      value /= 0x100;
	      break;
	    default:
	      value = ULONG_MAX;
	    }
	  if (value == ULONG_MAX)
	    break;
	  colorval |= (value << pos);
	  pos += 0x8;
	  if (i == 2)
	    {
	      if (*end != '\0')
		break;
	      UNBLOCK_INPUT;
1036 1037
	      XSETINT (ret, colorval);
	      return ret;
Geoff Voelker's avatar
Geoff Voelker committed
1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065
	    }
	  if (*end != '/')
	    break;
	  color = end + 1;
	}
    }
  else if (strnicmp(colorname, "rgbi:", 5) == 0)
    {
      /* This is an RGB Intensity specification.  */
      char *color;
      UINT colorval;
      int i, pos;
      pos = 0;

      colorval = 0;
      color = colorname + 5;
      for (i = 0; i < 3; i++)
	{
	  char *end;
	  double value;
	  UINT val;

	  value = strtod(color, &end);
	  if (errno == ERANGE)
	    break;
	  if (value < 0.0 || value > 1.0)
	    break;
	  val = (UINT)(0x100 * value);
Juanma Barranquero's avatar
Juanma Barranquero committed
1066
	  /* We used 0x100 instead of 0xFF to give a continuous
Geoff Voelker's avatar
Geoff Voelker committed
1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077
             range between 0.0 and 1.0 inclusive.  The next statement
             fixes the 1.0 case.  */
	  if (val == 0x100)
	    val = 0xFF;
	  colorval |= (val << pos);
	  pos += 0x8;
	  if (i == 2)
	    {
	      if (*end != '\0')
		break;
	      UNBLOCK_INPUT;
1078 1079
	      XSETINT (ret, colorval);
	      return ret;
Geoff Voelker's avatar
Geoff Voelker committed
1080 1081 1082 1083 1084 1085 1086 1087 1088
	    }
	  if (*end != '/')
	    break;
	  color = end + 1;
	}
    }
  /* I am not going to attempt to handle any of the CIE color schemes
     or TekHVC, since I don't know the algorithms for conversion to
     RGB.  */
1089 1090

  /* If we fail to lookup the color name in w32_color_map, then check the
Juanma Barranquero's avatar
Juanma Barranquero committed
1091
     colorname to see if it can be crudely approximated: If the X color
1092 1093 1094
     ends in a number (e.g., "darkseagreen2"), strip the number and
     return the result of looking up the base color name.  */
  ret = w32_color_map_lookup (colorname);
Juanma Barranquero's avatar
Juanma Barranquero committed
1095
  if (NILP (ret))
Geoff Voelker's avatar
Geoff Voelker committed
1096
    {
1097
      int len = strlen (colorname);
Geoff Voelker's avatar
Geoff Voelker committed
1098

Juanma Barranquero's avatar
Juanma Barranquero committed
1099
      if (isdigit (colorname[len - 1]))
1100
	{
1101
	  char *ptr, *approx = alloca (len + 1);
Geoff Voelker's avatar
Geoff Voelker committed
1102

1103 1104
	  strcpy (approx, colorname);
	  ptr = &approx[len - 1];
Juanma Barranquero's avatar
Juanma Barranquero committed
1105
	  while (ptr > approx && isdigit (*ptr))
1106
	      *ptr-- = '\0';
Geoff Voelker's avatar
Geoff Voelker committed
1107

1108
	  ret = w32_color_map_lookup (approx);
Geoff Voelker's avatar
Geoff Voelker committed
1109 1110
	}
    }
Juanma Barranquero's avatar
Juanma Barranquero committed
1111

Geoff Voelker's avatar
Geoff Voelker committed
1112 1113 1114 1115
  UNBLOCK_INPUT;
  return ret;
}

1116
void
1117
w32_regenerate_palette (FRAME_PTR f)
1118
{
1119
  struct w32_palette_entry * list;
1120 1121 1122 1123 1124
  LOGPALETTE *          log_palette;
  HPALETTE              new_palette;
  int                   i;

  /* don't bother trying to create palette if not supported */
1125
  if (! FRAME_W32_DISPLAY_INFO (f)->has_palette)
1126 1127 1128 1129
    return;

  log_palette = (LOGPALETTE *)
    alloca (sizeof (LOGPALETTE) +
1130
	     FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY));
1131
  log_palette->palVersion = 0x300;
1132
  log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors;
1133

1134
  list = FRAME_W32_DISPLAY_INFO (f)->color_list;
1135
  for (i = 0;
1136
       i < FRAME_W32_DISPLAY_INFO (f)->num_colors;
1137 1138 1139 1140 1141 1142 1143
       i++, list = list->next)
    log_palette->palPalEntry[i] = list->entry;

  new_palette = CreatePalette (log_palette);

  enter_crit ();

1144 1145 1146
  if (FRAME_W32_DISPLAY_INFO (f)->palette)
    DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette);
  FRAME_W32_DISPLAY_INFO (f)->palette = new_palette;
1147 1148 1149 1150 1151 1152 1153

  /* Realize display palette and garbage all frames. */
  release_frame_dc (f, get_frame_dc (f));

  leave_crit ();
}

1154 1155
#define W32_COLOR(pe)  RGB (pe.peRed, pe.peGreen, pe.peBlue)
#define SET_W32_COLOR(pe, color) \
1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166
  do \
    { \
      pe.peRed = GetRValue (color); \
      pe.peGreen = GetGValue (color); \
      pe.peBlue = GetBValue (color); \
      pe.peFlags = 0; \
    } while (0)

#if 0
/* Keep these around in case we ever want to track color usage. */
void
1167
w32_map_color (FRAME_PTR f, COLORREF color)
1168
{
1169
  struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list;
1170

1171
  if (NILP (Vw32_enable_palette))
1172 1173 1174 1175 1176
    return;

  /* check if color is already mapped */
  while (list)
    {
1177
      if (W32_COLOR (list->entry) == color)
1178 1179 1180 1181 1182 1183 1184 1185
        {
	  ++list->refcount;
	  return;
	}
      list = list->next;
    }

  /* not already mapped, so add to list and recreate Windows palette */
1186 1187 1188
  list = (struct w32_palette_entry *)
    xmalloc (sizeof (struct w32_palette_entry));
  SET_W32_COLOR (list->entry, color);
1189
  list->refcount = 1;
1190 1191 1192
  list->next = FRAME_W32_DISPLAY_INFO (f)->color_list;
  FRAME_W32_DISPLAY_INFO (f)->color_list = list;
  FRAME_W32_DISPLAY_INFO (f)->num_colors++;
1193 1194

  /* set flag that palette must be regenerated */
1195
  FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE;
1196 1197 1198
}

void
1199
w32_unmap_color (FRAME_PTR f, COLORREF color)
1200
{
1201 1202
  struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list;
  struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list;
1203

1204
  if (NILP (Vw32_enable_palette))
1205 1206 1207 1208 1209
    return;

  /* check if color is already mapped */
  while (list)
    {
1210
      if (W32_COLOR (list->entry) == color)
1211 1212 1213 1214 1215
        {
	  if (--list->refcount == 0)
	    {
	      *prev = list->next;
	      xfree (list);
1216
	      FRAME_W32_DISPLAY_INFO (f)->num_colors--;
1217 1218 1219 1220 1221 1222 1223 1224 1225 1226
	      break;
	    }
	  else
	    return;
	}
      prev = &list->next;
      list = list->next;
    }

  /* set flag that palette must be regenerated */
1227
  FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE;
1228 1229 1230
}
#endif

1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248

/* Gamma-correct COLOR on frame F.  */

void
gamma_correct (f, color)
     struct frame *f;
     COLORREF *color;
{
  if (f->gamma)
    {
      *color = PALETTERGB (
        pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5,
        pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5,
        pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5);
    }
}


Geoff Voelker's avatar
Geoff Voelker committed
1249 1250 1251 1252 1253
/* Decide if color named COLOR is valid for the display associated with
   the selected frame; if so, return the rgb values in COLOR_DEF.
   If ALLOC is nonzero, allocate a new colormap cell.  */

int
1254
w32_defined_color (f, color, color_def, alloc)
Geoff Voelker's avatar
Geoff Voelker committed
1255 1256
     FRAME_PTR f;
     char *color;
1257
     XColor *color_def;
Geoff Voelker's avatar
Geoff Voelker committed
1258 1259 1260
     int alloc;
{
  register Lisp_Object tem;
1261
  COLORREF w32_color_ref;
1262

1263
  tem = x_to_w32_color (color);
1264

Juanma Barranquero's avatar
Juanma Barranquero committed
1265
  if (!NILP (tem))
Geoff Voelker's avatar
Geoff Voelker committed
1266
    {
1267 1268 1269 1270 1271 1272 1273
      if (f)
        {
          /* Apply gamma correction.  */
          w32_color_ref = XUINT (tem);
          gamma_correct (f, &w32_color_ref);
          XSETINT (tem, w32_color_ref);
        }
1274 1275

      /* Map this color to the palette if it is enabled. */
1276
      if (!NILP (Vw32_enable_palette))
1277
	{
1278
	  struct w32_palette_entry * entry =
1279
	    one_w32_display_info.color_list;
1280
	  struct w32_palette_entry ** prev =
1281
	    &one_w32_display_info.color_list;
Juanma Barranquero's avatar
Juanma Barranquero committed
1282

1283 1284 1285
	  /* check if color is already mapped */
	  while (entry)
	    {
1286
	      if (W32_COLOR (entry->entry) == XUINT (tem))
1287 1288 1289 1290 1291 1292 1293 1294
		break;
	      prev = &entry->next;
	      entry = entry->next;
	    }

	  if (entry == NULL && alloc)
	    {
	      /* not already mapped, so add to list */
1295 1296 1297
	      entry = (struct w32_palette_entry *)
		xmalloc (sizeof (struct w32_palette_entry));
	      SET_W32_COLOR (entry->entry, XUINT (tem));
1298 1299
	      entry->next = NULL;
	      *prev = entry;
1300
	      one_w32_display_info.num_colors++;
1301 1302

	      /* set flag that palette must be regenerated */
1303
	      one_w32_display_info.regen_palette = TRUE;
1304 1305 1306 1307 1308
	    }
	}
      /* Ensure COLORREF value is snapped to nearest color in (default)
	 palette by simulating the PALETTERGB macro.  This works whether
	 or not the display device has a palette. */
1309 1310 1311
      w32_color_ref = XUINT (tem) | 0x2000000;

      color_def->pixel = w32_color_ref;
1312 1313 1314
      color_def->red = GetRValue (w32_color_ref) * 256;
      color_def->green = GetGValue (w32_color_ref) * 256;
      color_def->blue = GetBValue (w32_color_ref) * 256;
1315

Geoff Voelker's avatar
Geoff Voelker committed
1316
      return 1;
1317
    }
Juanma Barranquero's avatar
Juanma Barranquero committed
1318
  else
1319 1320 1321
    {
      return 0;
    }
Geoff Voelker's avatar
Geoff Voelker committed
1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334
}

/* Given a string ARG naming a color, compute a pixel value from it
   suitable for screen F.
   If F is not a color screen, return DEF (default) regardless of what
   ARG says.  */

int
x_decode_color (f, arg, def)
     FRAME_PTR f;
     Lisp_Object arg;
     int def;
{
1335
  XColor cdef;
Geoff Voelker's avatar
Geoff Voelker committed
1336

1337
  CHECK_STRING (arg);
Geoff Voelker's avatar
Geoff Voelker committed
1338

1339
  if (strcmp (SDATA (arg), "black") == 0)
Geoff Voelker's avatar
Geoff Voelker committed
1340
    return BLACK_PIX_DEFAULT (f);
1341
  else if (strcmp (SDATA (arg), "white") == 0)
Geoff Voelker's avatar
Geoff Voelker committed
1342 1343
    return WHITE_PIX_DEFAULT (f);

1344
  if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1)
Geoff Voelker's avatar
Geoff Voelker committed
1345 1346
    return def;

1347
  /* w32_defined_color is responsible for coping with failures
Geoff Voelker's avatar
Geoff Voelker committed
1348
     by looking for a near-miss.  */
1349
  if (w32_defined_color (f, SDATA (arg), &cdef, 1))
1350
    return cdef.pixel;
Geoff Voelker's avatar
Geoff Voelker committed
1351 1352 1353 1354 1355

  /* defined_color failed; return an ultimate default.  */
  return def;
}

1356 1357


Geoff Voelker's avatar
Geoff Voelker committed
1358 1359 1360
/* Functions called only from `x_set_frame_param'
   to set individual parameters.

1361
   If FRAME_W32_WINDOW (f) is 0,
Geoff Voelker's avatar
Geoff Voelker committed
1362 1363 1364 1365 1366 1367 1368 1369 1370
   the frame is being created and its window does not exist yet.
   In that case, just record the parameter's new value
   in the standard place; do not attempt to change the window.  */

void
x_set_foreground_color (f, arg, oldval)
     struct frame *f;
     Lisp_Object arg, oldval;
{
1371 1372 1373 1374 1375 1376
  struct w32_output *x = f->output_data.w32;
  PIX_TYPE fg, old_fg;

  fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
  old_fg = FRAME_FOREGROUND_PIXEL (f);
  FRAME_FOREGROUND_PIXEL (f) = fg;
1377

1378
  if (FRAME_W32_WINDOW (f) != 0)
Geoff Voelker's avatar
Geoff Voelker committed
1379
    {
1380 1381 1382
      if (x->cursor_pixel == old_fg)
	x->cursor_pixel = fg;

1383
      update_face_from_frame_parameter (f, Qforeground_color, arg);
Geoff Voelker's avatar
Geoff Voelker committed
1384 1385 1386 1387 1388 1389 1390 1391 1392 1393
      if (FRAME_VISIBLE_P (f))
        redraw_frame (f);
    }
}

void
x_set_background_color (f, arg, oldval)
     struct frame *f;
     Lisp_Object arg, oldval;
{
1394
  FRAME_BACKGROUND_PIXEL (f)
Geoff Voelker's avatar
Geoff Voelker committed
1395 1396
    = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f));

1397
  if (FRAME_W32_WINDOW (f) != 0)
Geoff Voelker's avatar
Geoff Voelker committed
1398
    {
1399 1400
      SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX,
                     FRAME_BACKGROUND_PIXEL (f));
Geoff Voelker's avatar
Geoff Voelker committed
1401

1402
      update_face_from_frame_parameter (f, Qbackground_color, arg);
Geoff Voelker's avatar
Geoff Voelker committed
1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413

      if (FRAME_VISIBLE_P (f))
        redraw_frame (f);
    }
}

void
x_set_mouse_color (f, arg, oldval)
     struct frame *f;
     Lisp_Object arg, oldval;
{
1414
  Cursor cursor, nontext_cursor, mode_cursor, hand_cursor;
1415
  int count;
Geoff Voelker's avatar
Geoff Voelker committed
1416 1417 1418
  int mask_color;

  if (!EQ (Qnil, arg))
1419
    f->output_data.w32->mouse_pixel
Geoff Voelker's avatar
Geoff Voelker committed
1420
      = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
1421 1422 1423
  mask_color = FRAME_BACKGROUND_PIXEL (f);

  /* Don't let pointers be invisible.  */
1424
  if (mask_color == f->output_data.w32->mouse_pixel
1425 1426
	&& mask_color == FRAME_BACKGROUND_PIXEL (f))
    f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f);
Geoff Voelker's avatar
Geoff Voelker committed
1427

1428
#if 0 /* TODO : cursor changes */
Geoff Voelker's avatar
Geoff Voelker committed
1429 1430 1431
  BLOCK_INPUT;

  /* It's not okay to crash if the user selects a screwy cursor.  */
1432
  count = x_catch_errors (FRAME_W32_DISPLAY (f));
Geoff Voelker's avatar
Geoff Voelker committed
1433 1434 1435

  if (!EQ (Qnil, Vx_pointer_shape))
    {
1436
      CHECK_NUMBER (Vx_pointer_shape);
1437
      cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape));
Geoff Voelker's avatar
Geoff Voelker committed
1438 1439
    }
  else
1440 1441
    cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm);
  x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s");
Geoff Voelker's avatar
Geoff Voelker committed
1442 1443 1444

  if (!EQ (Qnil, Vx_nontext_pointer_shape))
    {
1445
      CHECK_NUMBER (Vx_nontext_pointer_shape);
1446
      nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f),
Geoff Voelker's avatar
Geoff Voelker committed
1447 1448 1449
					  XINT (Vx_nontext_pointer_shape));
    }
  else
1450 1451
    nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr);
  x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s");
Geoff Voelker's avatar
Geoff Voelker committed
1452

1453
  if (!EQ (Qnil, Vx_hourglass_pointer_shape))
1454
    {
1455
      CHECK_NUMBER (Vx_hourglass_pointer_shape);
1456 1457
      hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f),
					    XINT (Vx_hourglass_pointer_shape));
1458 1459
    }
  else
1460
    hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch);
1461
  x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s");
Juanma Barranquero's avatar
Juanma Barranquero committed
1462

1463
  x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s");
Geoff Voelker's avatar
Geoff Voelker committed
1464 1465
  if (!EQ (Qnil, Vx_mode_pointer_shape))
    {
1466
      CHECK_NUMBER (Vx_mode_pointer_shape);
1467
      mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f),
Geoff Voelker's avatar
Geoff Voelker committed
1468 1469 1470
				       XINT (Vx_mode_pointer_shape));
    }
  else
1471 1472
    mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm);
  x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s");