Commit | Line | Data |
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e9e23e23 | 1 | /* Graphical user interface functions for the Microsoft W32 API. |
a93f4566 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001 |
6fc2811b | 3 | Free Software Foundation, Inc. |
ee78dc32 GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
ee78dc32 GV |
21 | |
22 | /* Added by Kevin Gallo */ | |
23 | ||
ee78dc32 | 24 | #include <config.h> |
1edf84e7 GV |
25 | |
26 | #include <signal.h> | |
ee78dc32 | 27 | #include <stdio.h> |
1edf84e7 GV |
28 | #include <limits.h> |
29 | #include <errno.h> | |
ee78dc32 GV |
30 | |
31 | #include "lisp.h" | |
4587b026 | 32 | #include "charset.h" |
71eab8d1 | 33 | #include "dispextern.h" |
ee78dc32 | 34 | #include "w32term.h" |
c7501041 | 35 | #include "keyboard.h" |
ee78dc32 GV |
36 | #include "frame.h" |
37 | #include "window.h" | |
38 | #include "buffer.h" | |
126f2e35 | 39 | #include "fontset.h" |
6fc2811b | 40 | #include "intervals.h" |
ee78dc32 | 41 | #include "blockinput.h" |
57bda87a | 42 | #include "epaths.h" |
489f9371 | 43 | #include "w32heap.h" |
ee78dc32 | 44 | #include "termhooks.h" |
4587b026 | 45 | #include "coding.h" |
3545439c | 46 | #include "ccl.h" |
6fc2811b JR |
47 | #include "systime.h" |
48 | ||
49 | #include "bitmaps/gray.xbm" | |
ee78dc32 GV |
50 | |
51 | #include <commdlg.h> | |
cb9e33d4 | 52 | #include <shellapi.h> |
6fc2811b | 53 | #include <ctype.h> |
39a0e135 | 54 | #include <winspool.h> |
ee78dc32 | 55 | |
1030b26b JR |
56 | #include <dlgs.h> |
57 | #define FILE_NAME_TEXT_FIELD edt1 | |
58 | ||
9785d95b BK |
59 | void syms_of_w32fns (); |
60 | void globals_of_w32fns (); | |
839b1909 | 61 | static void init_external_image_libraries (); |
9785d95b | 62 | |
ee78dc32 | 63 | extern void free_frame_menubar (); |
6fc2811b | 64 | extern double atof (); |
9eb16b62 JR |
65 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
66 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); | |
67 | extern void w32_free_menu_strings P_ ((HWND)); | |
68 | ||
5ac45f98 | 69 | extern int quit_char; |
ee78dc32 | 70 | |
ccc2d29c GV |
71 | extern char *lispy_function_keys[]; |
72 | ||
6fc2811b JR |
73 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
74 | it, and including `bitmaps/gray' more than once is a problem when | |
75 | config.h defines `static' as an empty replacement string. */ | |
76 | ||
77 | int gray_bitmap_width = gray_width; | |
78 | int gray_bitmap_height = gray_height; | |
79 | unsigned char *gray_bitmap_bits = gray_bits; | |
80 | ||
ee78dc32 | 81 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 82 | Lisp_Object Vw32_color_map; |
ee78dc32 | 83 | |
da36a4d6 | 84 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 85 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 86 | |
8c205c63 RS |
87 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
88 | to alt_modifier. */ | |
fbd6baed | 89 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 90 | |
7d081355 AI |
91 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
92 | Lisp_Object Vw32_quit_key; | |
93 | ||
ccc2d29c GV |
94 | /* Non nil if left window key events are passed on to Windows (this only |
95 | affects whether "tapping" the key opens the Start menu). */ | |
96 | Lisp_Object Vw32_pass_lwindow_to_system; | |
97 | ||
98 | /* Non nil if right window key events are passed on to Windows (this | |
99 | only affects whether "tapping" the key opens the Start menu). */ | |
100 | Lisp_Object Vw32_pass_rwindow_to_system; | |
101 | ||
adcc3809 GV |
102 | /* Virtual key code used to generate "phantom" key presses in order |
103 | to stop system from acting on Windows key events. */ | |
104 | Lisp_Object Vw32_phantom_key_code; | |
105 | ||
ccc2d29c GV |
106 | /* Modifier associated with the left "Windows" key, or nil to act as a |
107 | normal key. */ | |
108 | Lisp_Object Vw32_lwindow_modifier; | |
109 | ||
110 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
111 | normal key. */ | |
112 | Lisp_Object Vw32_rwindow_modifier; | |
113 | ||
114 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
115 | key. */ | |
116 | Lisp_Object Vw32_apps_modifier; | |
117 | ||
118 | /* Value is nil if Num Lock acts as a function key. */ | |
119 | Lisp_Object Vw32_enable_num_lock; | |
120 | ||
121 | /* Value is nil if Caps Lock acts as a function key. */ | |
122 | Lisp_Object Vw32_enable_caps_lock; | |
123 | ||
124 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
125 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 126 | |
7ce9aaca | 127 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b | 128 | and italic versions of fonts. */ |
d84b082d | 129 | int w32_enable_synthesized_fonts; |
5ac45f98 GV |
130 | |
131 | /* Enable palette management. */ | |
fbd6baed | 132 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
133 | |
134 | /* Control how close left/right button down events must be to | |
135 | be converted to a middle button down event. */ | |
fbd6baed | 136 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 137 | |
84fb1139 KH |
138 | /* Minimum interval between mouse movement (and scroll bar drag) |
139 | events that are passed on to the event loop. */ | |
fbd6baed | 140 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 141 | |
74214547 JR |
142 | /* Flag to indicate if XBUTTON events should be passed on to Windows. */ |
143 | int w32_pass_extra_mouse_buttons_to_system; | |
144 | ||
ee78dc32 GV |
145 | /* Non nil if no window manager is in use. */ |
146 | Lisp_Object Vx_no_window_manager; | |
147 | ||
0af913d7 | 148 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
dfff8a69 | 149 | |
0af913d7 | 150 | int display_hourglass_p; |
6fc2811b | 151 | |
ee78dc32 GV |
152 | /* The background and shape of the mouse pointer, and shape when not |
153 | over text or in the modeline. */ | |
dfff8a69 | 154 | |
ee78dc32 | 155 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
c9b2104d | 156 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape, Vx_hand_shape; |
6fc2811b | 157 | |
ee78dc32 | 158 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 159 | |
ee78dc32 GV |
160 | Lisp_Object Vx_sensitive_text_pointer_shape; |
161 | ||
c9b2104d JR |
162 | #ifndef IDC_HAND |
163 | #define IDC_HAND MAKEINTRESOURCE(32649) | |
164 | #endif | |
165 | ||
ee78dc32 | 166 | /* Color of chars displayed in cursor box. */ |
dfff8a69 | 167 | |
ee78dc32 GV |
168 | Lisp_Object Vx_cursor_fore_pixel; |
169 | ||
1edf84e7 | 170 | /* Nonzero if using Windows. */ |
dfff8a69 | 171 | |
1edf84e7 GV |
172 | static int w32_in_use; |
173 | ||
ee78dc32 | 174 | /* Search path for bitmap files. */ |
dfff8a69 | 175 | |
ee78dc32 GV |
176 | Lisp_Object Vx_bitmap_file_path; |
177 | ||
4587b026 | 178 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 179 | |
4587b026 GV |
180 | Lisp_Object Vx_pixel_size_width_font_regexp; |
181 | ||
33d52f9c GV |
182 | /* Alist of bdf fonts and the files that define them. */ |
183 | Lisp_Object Vw32_bdf_filename_alist; | |
184 | ||
f46e6225 | 185 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
186 | int w32_strict_fontnames; |
187 | ||
c0611964 AI |
188 | /* A flag to control whether we should only repaint if GetUpdateRect |
189 | indicates there is an update region. */ | |
190 | int w32_strict_painting; | |
191 | ||
dfff8a69 JR |
192 | /* Associative list linking character set strings to Windows codepages. */ |
193 | Lisp_Object Vw32_charset_info_alist; | |
194 | ||
195 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
196 | #ifndef VIETNAMESE_CHARSET | |
197 | #define VIETNAMESE_CHARSET 163 | |
198 | #endif | |
199 | ||
ee78dc32 | 200 | Lisp_Object Qnone; |
ee78dc32 | 201 | Lisp_Object Qsuppress_icon; |
ee78dc32 | 202 | Lisp_Object Qundefined_color; |
dfff8a69 | 203 | Lisp_Object Qcenter; |
dc220243 | 204 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
205 | Lisp_Object Qhyper; |
206 | Lisp_Object Qsuper; | |
207 | Lisp_Object Qmeta; | |
208 | Lisp_Object Qalt; | |
209 | Lisp_Object Qctrl; | |
210 | Lisp_Object Qcontrol; | |
211 | Lisp_Object Qshift; | |
212 | ||
dfff8a69 JR |
213 | Lisp_Object Qw32_charset_ansi; |
214 | Lisp_Object Qw32_charset_default; | |
215 | Lisp_Object Qw32_charset_symbol; | |
216 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 217 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
218 | Lisp_Object Qw32_charset_gb2312; |
219 | Lisp_Object Qw32_charset_chinesebig5; | |
220 | Lisp_Object Qw32_charset_oem; | |
221 | ||
71eab8d1 AI |
222 | #ifndef JOHAB_CHARSET |
223 | #define JOHAB_CHARSET 130 | |
224 | #endif | |
dfff8a69 JR |
225 | #ifdef JOHAB_CHARSET |
226 | Lisp_Object Qw32_charset_easteurope; | |
227 | Lisp_Object Qw32_charset_turkish; | |
228 | Lisp_Object Qw32_charset_baltic; | |
229 | Lisp_Object Qw32_charset_russian; | |
230 | Lisp_Object Qw32_charset_arabic; | |
231 | Lisp_Object Qw32_charset_greek; | |
232 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 233 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
234 | Lisp_Object Qw32_charset_thai; |
235 | Lisp_Object Qw32_charset_johab; | |
236 | Lisp_Object Qw32_charset_mac; | |
237 | #endif | |
238 | ||
239 | #ifdef UNICODE_CHARSET | |
240 | Lisp_Object Qw32_charset_unicode; | |
241 | #endif | |
242 | ||
5a8a15ec JR |
243 | /* Prefix for system colors. */ |
244 | #define SYSTEM_COLOR_PREFIX "System" | |
245 | #define SYSTEM_COLOR_PREFIX_LEN (sizeof (SYSTEM_COLOR_PREFIX) - 1) | |
246 | ||
5ac45f98 GV |
247 | /* State variables for emulating a three button mouse. */ |
248 | #define LMOUSE 1 | |
249 | #define MMOUSE 2 | |
250 | #define RMOUSE 4 | |
251 | ||
252 | static int button_state = 0; | |
fbd6baed | 253 | static W32Msg saved_mouse_button_msg; |
48094ace | 254 | static unsigned mouse_button_timer = 0; /* non-zero when timer is active */ |
fbd6baed | 255 | static W32Msg saved_mouse_move_msg; |
48094ace | 256 | static unsigned mouse_move_timer = 0; |
84fb1139 | 257 | |
9eb16b62 JR |
258 | /* Window that is tracking the mouse. */ |
259 | static HWND track_mouse_window; | |
f60ae425 | 260 | |
ccc0fdaa JR |
261 | typedef BOOL (WINAPI * TrackMouseEvent_Proc) |
262 | (IN OUT LPTRACKMOUSEEVENT lpEventTrack); | |
f60ae425 | 263 | |
ccc0fdaa JR |
264 | TrackMouseEvent_Proc track_mouse_event_fn = NULL; |
265 | ClipboardSequence_Proc clipboard_sequence_fn = NULL; | |
9eb16b62 | 266 | |
93fbe8b7 | 267 | /* W95 mousewheel handler */ |
7d0393cf | 268 | unsigned int msh_mousewheel = 0; |
93fbe8b7 | 269 | |
48094ace | 270 | /* Timers */ |
84fb1139 KH |
271 | #define MOUSE_BUTTON_ID 1 |
272 | #define MOUSE_MOVE_ID 2 | |
48094ace JR |
273 | #define MENU_FREE_ID 3 |
274 | /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP | |
275 | is received. */ | |
276 | #define MENU_FREE_DELAY 1000 | |
277 | static unsigned menu_free_timer = 0; | |
5ac45f98 | 278 | |
ee78dc32 | 279 | /* The below are defined in frame.c. */ |
dfff8a69 | 280 | |
ee78dc32 GV |
281 | extern Lisp_Object Vwindow_system_version; |
282 | ||
937e601e AI |
283 | #ifdef GLYPH_DEBUG |
284 | int image_cache_refcount, dpyinfo_refcount; | |
285 | #endif | |
286 | ||
287 | ||
fbd6baed GV |
288 | /* From w32term.c. */ |
289 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 290 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 291 | |
65906840 | 292 | extern HWND w32_system_caret_hwnd; |
93f2ca61 | 293 | |
65906840 JR |
294 | extern int w32_system_caret_height; |
295 | extern int w32_system_caret_x; | |
296 | extern int w32_system_caret_y; | |
93f2ca61 JR |
297 | extern int w32_use_visible_system_caret; |
298 | ||
d285988b | 299 | static HWND w32_visible_system_caret_hwnd; |
65906840 | 300 | |
ee78dc32 | 301 | \f |
1edf84e7 GV |
302 | /* Error if we are not connected to MS-Windows. */ |
303 | void | |
304 | check_w32 () | |
305 | { | |
306 | if (! w32_in_use) | |
307 | error ("MS-Windows not in use or not initialized"); | |
308 | } | |
309 | ||
310 | /* Nonzero if we can use mouse menus. | |
311 | You should not call this unless HAVE_MENUS is defined. */ | |
7d0393cf | 312 | |
1edf84e7 GV |
313 | int |
314 | have_menus_p () | |
315 | { | |
316 | return w32_in_use; | |
317 | } | |
318 | ||
ee78dc32 | 319 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 320 | and checking validity for W32. */ |
ee78dc32 GV |
321 | |
322 | FRAME_PTR | |
323 | check_x_frame (frame) | |
324 | Lisp_Object frame; | |
325 | { | |
326 | FRAME_PTR f; | |
327 | ||
328 | if (NILP (frame)) | |
6fc2811b | 329 | frame = selected_frame; |
b7826503 | 330 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 331 | f = XFRAME (frame); |
fbd6baed GV |
332 | if (! FRAME_W32_P (f)) |
333 | error ("non-w32 frame used"); | |
ee78dc32 GV |
334 | return f; |
335 | } | |
336 | ||
7d0393cf | 337 | /* Let the user specify a display with a frame. |
fbd6baed | 338 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
339 | the first display on the list. */ |
340 | ||
6d906347 | 341 | struct w32_display_info * |
ee78dc32 GV |
342 | check_x_display_info (frame) |
343 | Lisp_Object frame; | |
344 | { | |
345 | if (NILP (frame)) | |
346 | { | |
6fc2811b | 347 | struct frame *sf = XFRAME (selected_frame); |
7d0393cf | 348 | |
6fc2811b JR |
349 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) |
350 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 351 | else |
fbd6baed | 352 | return &one_w32_display_info; |
ee78dc32 GV |
353 | } |
354 | else if (STRINGP (frame)) | |
355 | return x_display_info_for_name (frame); | |
356 | else | |
357 | { | |
358 | FRAME_PTR f; | |
359 | ||
b7826503 | 360 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 361 | f = XFRAME (frame); |
fbd6baed GV |
362 | if (! FRAME_W32_P (f)) |
363 | error ("non-w32 frame used"); | |
364 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
365 | } |
366 | } | |
367 | \f | |
fbd6baed | 368 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
369 | It could be the frame's main window or an icon window. */ |
370 | ||
371 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
372 | ||
373 | struct frame * | |
374 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 375 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
376 | HWND wdesc; |
377 | { | |
378 | Lisp_Object tail, frame; | |
379 | struct frame *f; | |
380 | ||
8e713be6 | 381 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 382 | { |
8e713be6 | 383 | frame = XCAR (tail); |
ee78dc32 GV |
384 | if (!GC_FRAMEP (frame)) |
385 | continue; | |
386 | f = XFRAME (frame); | |
2d764c78 | 387 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 388 | continue; |
0af913d7 | 389 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
390 | return f; |
391 | ||
fbd6baed | 392 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
393 | return f; |
394 | } | |
395 | return 0; | |
396 | } | |
397 | ||
398 | \f | |
399 | ||
400 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
401 | id, which is just an int that this section returns. Bitmaps are | |
402 | reference counted so they can be shared among frames. | |
403 | ||
404 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
405 | be used to indicate no bitmap. | |
406 | ||
407 | If you use x_create_bitmap_from_data, then you must keep track of | |
408 | the bitmaps yourself. That is, creating a bitmap from the same | |
409 | data more than once will not be caught. */ | |
410 | ||
411 | ||
412 | /* Functions to access the contents of a bitmap, given an id. */ | |
413 | ||
414 | int | |
415 | x_bitmap_height (f, id) | |
416 | FRAME_PTR f; | |
417 | int id; | |
418 | { | |
fbd6baed | 419 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
420 | } |
421 | ||
422 | int | |
423 | x_bitmap_width (f, id) | |
424 | FRAME_PTR f; | |
425 | int id; | |
426 | { | |
fbd6baed | 427 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
428 | } |
429 | ||
430 | int | |
431 | x_bitmap_pixmap (f, id) | |
432 | FRAME_PTR f; | |
433 | int id; | |
434 | { | |
fbd6baed | 435 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
436 | } |
437 | ||
438 | ||
439 | /* Allocate a new bitmap record. Returns index of new record. */ | |
440 | ||
441 | static int | |
442 | x_allocate_bitmap_record (f) | |
443 | FRAME_PTR f; | |
444 | { | |
fbd6baed | 445 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
446 | int i; |
447 | ||
448 | if (dpyinfo->bitmaps == NULL) | |
449 | { | |
450 | dpyinfo->bitmaps_size = 10; | |
451 | dpyinfo->bitmaps | |
fbd6baed | 452 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
453 | dpyinfo->bitmaps_last = 1; |
454 | return 1; | |
455 | } | |
456 | ||
457 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
458 | return ++dpyinfo->bitmaps_last; | |
459 | ||
460 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
461 | if (dpyinfo->bitmaps[i].refcount == 0) | |
462 | return i + 1; | |
463 | ||
464 | dpyinfo->bitmaps_size *= 2; | |
465 | dpyinfo->bitmaps | |
fbd6baed GV |
466 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
467 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
468 | return ++dpyinfo->bitmaps_last; |
469 | } | |
470 | ||
471 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
472 | ||
473 | void | |
474 | x_reference_bitmap (f, id) | |
475 | FRAME_PTR f; | |
476 | int id; | |
477 | { | |
fbd6baed | 478 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
479 | } |
480 | ||
481 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
482 | ||
483 | int | |
484 | x_create_bitmap_from_data (f, bits, width, height) | |
485 | struct frame *f; | |
486 | char *bits; | |
487 | unsigned int width, height; | |
488 | { | |
fbd6baed | 489 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
490 | Pixmap bitmap; |
491 | int id; | |
492 | ||
493 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
494 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
495 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
496 | bits); |
497 | ||
498 | if (! bitmap) | |
499 | return -1; | |
500 | ||
501 | id = x_allocate_bitmap_record (f); | |
502 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
503 | dpyinfo->bitmaps[id - 1].file = NULL; | |
504 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
505 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
506 | dpyinfo->bitmaps[id - 1].depth = 1; | |
507 | dpyinfo->bitmaps[id - 1].height = height; | |
508 | dpyinfo->bitmaps[id - 1].width = width; | |
509 | ||
510 | return id; | |
511 | } | |
512 | ||
513 | /* Create bitmap from file FILE for frame F. */ | |
514 | ||
515 | int | |
516 | x_create_bitmap_from_file (f, file) | |
517 | struct frame *f; | |
518 | Lisp_Object file; | |
519 | { | |
520 | return -1; | |
767b1ff0 | 521 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 522 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 523 | unsigned int width, height; |
6fc2811b | 524 | HBITMAP bitmap; |
ee78dc32 GV |
525 | int xhot, yhot, result, id; |
526 | Lisp_Object found; | |
527 | int fd; | |
528 | char *filename; | |
529 | HINSTANCE hinst; | |
530 | ||
531 | /* Look for an existing bitmap with the same name. */ | |
532 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
533 | { | |
534 | if (dpyinfo->bitmaps[id].refcount | |
535 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 536 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
ee78dc32 GV |
537 | { |
538 | ++dpyinfo->bitmaps[id].refcount; | |
539 | return id + 1; | |
540 | } | |
541 | } | |
542 | ||
543 | /* Search bitmap-file-path for the file, if appropriate. */ | |
de2413e9 | 544 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
ee78dc32 GV |
545 | if (fd < 0) |
546 | return -1; | |
6fc2811b | 547 | emacs_close (fd); |
ee78dc32 | 548 | |
d5db4077 | 549 | filename = (char *) SDATA (found); |
ee78dc32 GV |
550 | |
551 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
552 | ||
553 | if (hinst == NULL) | |
554 | return -1; | |
555 | ||
7d0393cf | 556 | |
fbd6baed | 557 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
558 | filename, &width, &height, &bitmap, &xhot, &yhot); |
559 | if (result != BitmapSuccess) | |
560 | return -1; | |
561 | ||
562 | id = x_allocate_bitmap_record (f); | |
563 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
564 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
d5db4077 | 565 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (SCHARS (file) + 1); |
ee78dc32 GV |
566 | dpyinfo->bitmaps[id - 1].depth = 1; |
567 | dpyinfo->bitmaps[id - 1].height = height; | |
568 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 569 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
ee78dc32 GV |
570 | |
571 | return id; | |
767b1ff0 | 572 | #endif /* TODO */ |
ee78dc32 GV |
573 | } |
574 | ||
575 | /* Remove reference to bitmap with id number ID. */ | |
576 | ||
33d52f9c | 577 | void |
ee78dc32 GV |
578 | x_destroy_bitmap (f, id) |
579 | FRAME_PTR f; | |
580 | int id; | |
581 | { | |
fbd6baed | 582 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
583 | |
584 | if (id > 0) | |
585 | { | |
586 | --dpyinfo->bitmaps[id - 1].refcount; | |
587 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
588 | { | |
589 | BLOCK_INPUT; | |
590 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
591 | if (dpyinfo->bitmaps[id - 1].file) | |
592 | { | |
6fc2811b | 593 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
594 | dpyinfo->bitmaps[id - 1].file = NULL; |
595 | } | |
596 | UNBLOCK_INPUT; | |
597 | } | |
598 | } | |
599 | } | |
600 | ||
601 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
602 | ||
603 | static void | |
604 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 605 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
606 | { |
607 | int i; | |
608 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
609 | if (dpyinfo->bitmaps[i].refcount > 0) | |
610 | { | |
611 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
612 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 613 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
614 | } |
615 | dpyinfo->bitmaps_last = 0; | |
616 | } | |
617 | \f | |
ca56d953 JR |
618 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
619 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
620 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
621 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
6d906347 | 622 | |
767b1ff0 | 623 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b JR |
624 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
625 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
626 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
627 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
628 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
629 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
630 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
631 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
6fc2811b | 632 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b | 633 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b | 634 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b | 635 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
3cf3436e JR |
636 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
637 | Lisp_Object)); | |
ee78dc32 | 638 | |
ee78dc32 | 639 | |
ee78dc32 | 640 | \f |
ee78dc32 GV |
641 | |
642 | /* Store the screen positions of frame F into XPTR and YPTR. | |
643 | These are the positions of the containing window manager window, | |
644 | not Emacs's own window. */ | |
645 | ||
646 | void | |
647 | x_real_positions (f, xptr, yptr) | |
648 | FRAME_PTR f; | |
649 | int *xptr, *yptr; | |
650 | { | |
651 | POINT pt; | |
f7b9d4d1 | 652 | RECT rect; |
3c190163 | 653 | |
f7b9d4d1 JR |
654 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
655 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
656 | ||
657 | pt.x = rect.left; | |
658 | pt.y = rect.top; | |
ee78dc32 | 659 | |
fbd6baed | 660 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 | 661 | |
f7b9d4d1 | 662 | /* Remember x_pixels_diff and y_pixels_diff. */ |
be786000 KS |
663 | f->x_pixels_diff = pt.x - rect.left; |
664 | f->y_pixels_diff = pt.y - rect.top; | |
f7b9d4d1 | 665 | |
ee78dc32 GV |
666 | *xptr = pt.x; |
667 | *yptr = pt.y; | |
668 | } | |
669 | ||
ee78dc32 GV |
670 | \f |
671 | ||
74e1aeec JR |
672 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
673 | Sw32_define_rgb_color, 4, 4, 0, | |
674 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
675 | This adds or updates a named color to w32-color-map, making it | |
676 | available for use. The original entry's RGB ref is returned, or nil | |
677 | if the entry is new. */) | |
5ac45f98 GV |
678 | (red, green, blue, name) |
679 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 680 | { |
5ac45f98 GV |
681 | Lisp_Object rgb; |
682 | Lisp_Object oldrgb = Qnil; | |
683 | Lisp_Object entry; | |
684 | ||
b7826503 PJ |
685 | CHECK_NUMBER (red); |
686 | CHECK_NUMBER (green); | |
687 | CHECK_NUMBER (blue); | |
688 | CHECK_STRING (name); | |
ee78dc32 | 689 | |
5ac45f98 | 690 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 691 | |
5ac45f98 | 692 | BLOCK_INPUT; |
ee78dc32 | 693 | |
fbd6baed GV |
694 | /* replace existing entry in w32-color-map or add new entry. */ |
695 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
696 | if (NILP (entry)) |
697 | { | |
698 | entry = Fcons (name, rgb); | |
fbd6baed | 699 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
700 | } |
701 | else | |
702 | { | |
703 | oldrgb = Fcdr (entry); | |
704 | Fsetcdr (entry, rgb); | |
705 | } | |
706 | ||
707 | UNBLOCK_INPUT; | |
708 | ||
709 | return (oldrgb); | |
ee78dc32 GV |
710 | } |
711 | ||
74e1aeec JR |
712 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
713 | Sw32_load_color_file, 1, 1, 0, | |
714 | doc: /* Create an alist of color entries from an external file. | |
715 | Assign this value to w32-color-map to replace the existing color map. | |
716 | ||
717 | The file should define one named RGB color per line like so: | |
718 | R G B name | |
719 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
720 | (filename) |
721 | Lisp_Object filename; | |
722 | { | |
723 | FILE *fp; | |
724 | Lisp_Object cmap = Qnil; | |
725 | Lisp_Object abspath; | |
726 | ||
b7826503 | 727 | CHECK_STRING (filename); |
5ac45f98 GV |
728 | abspath = Fexpand_file_name (filename, Qnil); |
729 | ||
d5db4077 | 730 | fp = fopen (SDATA (filename), "rt"); |
5ac45f98 GV |
731 | if (fp) |
732 | { | |
733 | char buf[512]; | |
734 | int red, green, blue; | |
735 | int num; | |
736 | ||
737 | BLOCK_INPUT; | |
738 | ||
739 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
740 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
741 | { | |
742 | char *name = buf + num; | |
743 | num = strlen (name) - 1; | |
744 | if (name[num] == '\n') | |
745 | name[num] = 0; | |
746 | cmap = Fcons (Fcons (build_string (name), | |
747 | make_number (RGB (red, green, blue))), | |
748 | cmap); | |
749 | } | |
750 | } | |
751 | fclose (fp); | |
752 | ||
753 | UNBLOCK_INPUT; | |
754 | } | |
755 | ||
756 | return cmap; | |
757 | } | |
ee78dc32 | 758 | |
fbd6baed | 759 | /* The default colors for the w32 color map */ |
7d0393cf | 760 | typedef struct colormap_t |
ee78dc32 GV |
761 | { |
762 | char *name; | |
763 | COLORREF colorref; | |
764 | } colormap_t; | |
765 | ||
7d0393cf | 766 | colormap_t w32_color_map[] = |
ee78dc32 | 767 | { |
1da8a614 GV |
768 | {"snow" , PALETTERGB (255,250,250)}, |
769 | {"ghost white" , PALETTERGB (248,248,255)}, | |
770 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
771 | {"white smoke" , PALETTERGB (245,245,245)}, | |
772 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
773 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
774 | {"floral white" , PALETTERGB (255,250,240)}, | |
775 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
776 | {"old lace" , PALETTERGB (253,245,230)}, | |
777 | {"OldLace" , PALETTERGB (253,245,230)}, | |
778 | {"linen" , PALETTERGB (250,240,230)}, | |
779 | {"antique white" , PALETTERGB (250,235,215)}, | |
780 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
781 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
782 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
783 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
784 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
785 | {"bisque" , PALETTERGB (255,228,196)}, | |
786 | {"peach puff" , PALETTERGB (255,218,185)}, | |
787 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
788 | {"navajo white" , PALETTERGB (255,222,173)}, | |
789 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
790 | {"moccasin" , PALETTERGB (255,228,181)}, | |
791 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
792 | {"ivory" , PALETTERGB (255,255,240)}, | |
793 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
794 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
795 | {"seashell" , PALETTERGB (255,245,238)}, | |
796 | {"honeydew" , PALETTERGB (240,255,240)}, | |
797 | {"mint cream" , PALETTERGB (245,255,250)}, | |
798 | {"MintCream" , PALETTERGB (245,255,250)}, | |
799 | {"azure" , PALETTERGB (240,255,255)}, | |
800 | {"alice blue" , PALETTERGB (240,248,255)}, | |
801 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
802 | {"lavender" , PALETTERGB (230,230,250)}, | |
803 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
804 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
805 | {"misty rose" , PALETTERGB (255,228,225)}, | |
806 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
807 | {"white" , PALETTERGB (255,255,255)}, | |
808 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
809 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
810 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
811 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
812 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
813 | {"dim gray" , PALETTERGB (105,105,105)}, | |
814 | {"DimGray" , PALETTERGB (105,105,105)}, | |
815 | {"dim grey" , PALETTERGB (105,105,105)}, | |
816 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
817 | {"slate gray" , PALETTERGB (112,128,144)}, | |
818 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
819 | {"slate grey" , PALETTERGB (112,128,144)}, | |
820 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
821 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
822 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
823 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
824 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
825 | {"gray" , PALETTERGB (190,190,190)}, | |
826 | {"grey" , PALETTERGB (190,190,190)}, | |
827 | {"light grey" , PALETTERGB (211,211,211)}, | |
828 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
829 | {"light gray" , PALETTERGB (211,211,211)}, | |
830 | {"LightGray" , PALETTERGB (211,211,211)}, | |
831 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
832 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
833 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
834 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
835 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
836 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
837 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
838 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
839 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
840 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
841 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
842 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
843 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
844 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
845 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
846 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
847 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
848 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
849 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
850 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
851 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
852 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
853 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
854 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
855 | {"sky blue" , PALETTERGB (135,206,235)}, | |
856 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
857 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
858 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
859 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
860 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
861 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
862 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
863 | {"light blue" , PALETTERGB (173,216,230)}, | |
864 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
865 | {"powder blue" , PALETTERGB (176,224,230)}, | |
866 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
867 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
868 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
869 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
870 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
871 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
872 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
873 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
874 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
875 | {"light cyan" , PALETTERGB (224,255,255)}, | |
876 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
877 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
878 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
879 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
880 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
881 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
882 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
883 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
884 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
885 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
886 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
887 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
888 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
889 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
890 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
891 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
892 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
893 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
894 | {"pale green" , PALETTERGB (152,251,152)}, | |
895 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
896 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
897 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
898 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
899 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
900 | {"green" , PALETTERGB ( 0,255, 0)}, | |
901 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
902 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
903 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
904 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
905 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
906 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
907 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
908 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
909 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
910 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
911 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
912 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
913 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
914 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
915 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
916 | {"khaki" , PALETTERGB (240,230,140)}, | |
917 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
918 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
919 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
920 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
921 | {"light yellow" , PALETTERGB (255,255,224)}, | |
922 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
923 | {"yellow" , PALETTERGB (255,255, 0)}, | |
924 | {"gold" , PALETTERGB (255,215, 0)}, | |
925 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
926 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
927 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
928 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
929 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
930 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
931 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
932 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
933 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
934 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
935 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
936 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
937 | {"peru" , PALETTERGB (205,133, 63)}, | |
938 | {"burlywood" , PALETTERGB (222,184,135)}, | |
939 | {"beige" , PALETTERGB (245,245,220)}, | |
940 | {"wheat" , PALETTERGB (245,222,179)}, | |
941 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
942 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
943 | {"tan" , PALETTERGB (210,180,140)}, | |
944 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
945 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
946 | {"brown" , PALETTERGB (165,42, 42)}, | |
947 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
948 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
949 | {"salmon" , PALETTERGB (250,128,114)}, | |
950 | {"light salmon" , PALETTERGB (255,160,122)}, | |
951 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
952 | {"orange" , PALETTERGB (255,165, 0)}, | |
953 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
954 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
955 | {"coral" , PALETTERGB (255,127, 80)}, | |
956 | {"light coral" , PALETTERGB (240,128,128)}, | |
957 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
958 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
959 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
960 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
961 | {"red" , PALETTERGB (255, 0, 0)}, | |
962 | {"hot pink" , PALETTERGB (255,105,180)}, | |
963 | {"HotPink" , PALETTERGB (255,105,180)}, | |
964 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
965 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
966 | {"pink" , PALETTERGB (255,192,203)}, | |
967 | {"light pink" , PALETTERGB (255,182,193)}, | |
968 | {"LightPink" , PALETTERGB (255,182,193)}, | |
969 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
970 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
971 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
972 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
973 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
974 | {"violet red" , PALETTERGB (208, 32,144)}, | |
975 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
976 | {"magenta" , PALETTERGB (255, 0,255)}, | |
977 | {"violet" , PALETTERGB (238,130,238)}, | |
978 | {"plum" , PALETTERGB (221,160,221)}, | |
979 | {"orchid" , PALETTERGB (218,112,214)}, | |
980 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
981 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
982 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
983 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
984 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
985 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
986 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
987 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
988 | {"purple" , PALETTERGB (160, 32,240)}, | |
989 | {"medium purple" , PALETTERGB (147,112,219)}, | |
990 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
991 | {"thistle" , PALETTERGB (216,191,216)}, | |
992 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
993 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
994 | {"dark grey" , PALETTERGB (169,169,169)}, | |
995 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
996 | {"dark gray" , PALETTERGB (169,169,169)}, | |
997 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
998 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
999 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1000 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1001 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1002 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1003 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1004 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1005 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1006 | {"light green" , PALETTERGB (144,238,144)}, | |
1007 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1008 | }; |
1009 | ||
fbd6baed | 1010 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1011 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1012 | () |
1013 | { | |
1014 | int i; | |
fbd6baed | 1015 | colormap_t *pc = w32_color_map; |
ee78dc32 | 1016 | Lisp_Object cmap; |
7d0393cf | 1017 | |
ee78dc32 | 1018 | BLOCK_INPUT; |
7d0393cf | 1019 | |
ee78dc32 | 1020 | cmap = Qnil; |
7d0393cf JB |
1021 | |
1022 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); | |
ee78dc32 GV |
1023 | pc++, i++) |
1024 | cmap = Fcons (Fcons (build_string (pc->name), | |
1025 | make_number (pc->colorref)), | |
1026 | cmap); | |
7d0393cf | 1027 | |
ee78dc32 | 1028 | UNBLOCK_INPUT; |
7d0393cf | 1029 | |
ee78dc32 GV |
1030 | return (cmap); |
1031 | } | |
ee78dc32 | 1032 | |
7d0393cf | 1033 | Lisp_Object |
fbd6baed | 1034 | w32_to_x_color (rgb) |
ee78dc32 GV |
1035 | Lisp_Object rgb; |
1036 | { | |
1037 | Lisp_Object color; | |
7d0393cf | 1038 | |
b7826503 | 1039 | CHECK_NUMBER (rgb); |
7d0393cf | 1040 | |
ee78dc32 | 1041 | BLOCK_INPUT; |
7d0393cf | 1042 | |
fbd6baed | 1043 | color = Frassq (rgb, Vw32_color_map); |
7d0393cf | 1044 | |
ee78dc32 | 1045 | UNBLOCK_INPUT; |
7d0393cf | 1046 | |
ee78dc32 GV |
1047 | if (!NILP (color)) |
1048 | return (Fcar (color)); | |
1049 | else | |
1050 | return Qnil; | |
1051 | } | |
1052 | ||
5d7fed93 GV |
1053 | COLORREF |
1054 | w32_color_map_lookup (colorname) | |
1055 | char *colorname; | |
1056 | { | |
1057 | Lisp_Object tail, ret = Qnil; | |
1058 | ||
1059 | BLOCK_INPUT; | |
1060 | ||
1061 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1062 | { | |
1063 | register Lisp_Object elt, tem; | |
1064 | ||
1065 | elt = Fcar (tail); | |
1066 | if (!CONSP (elt)) continue; | |
1067 | ||
1068 | tem = Fcar (elt); | |
1069 | ||
d5db4077 | 1070 | if (lstrcmpi (SDATA (tem), colorname) == 0) |
5d7fed93 GV |
1071 | { |
1072 | ret = XUINT (Fcdr (elt)); | |
1073 | break; | |
1074 | } | |
1075 | ||
1076 | QUIT; | |
1077 | } | |
1078 | ||
1079 | ||
1080 | UNBLOCK_INPUT; | |
1081 | ||
1082 | return ret; | |
1083 | } | |
1084 | ||
5a8a15ec JR |
1085 | |
1086 | static void | |
1087 | add_system_logical_colors_to_map (system_colors) | |
1088 | Lisp_Object *system_colors; | |
1089 | { | |
1090 | HKEY colors_key; | |
1091 | ||
1092 | /* Other registry operations are done with input blocked. */ | |
1093 | BLOCK_INPUT; | |
1094 | ||
1095 | /* Look for "Control Panel/Colors" under User and Machine registry | |
1096 | settings. */ | |
1097 | if (RegOpenKeyEx (HKEY_CURRENT_USER, "Control Panel\\Colors", 0, | |
1098 | KEY_READ, &colors_key) == ERROR_SUCCESS | |
1099 | || RegOpenKeyEx (HKEY_LOCAL_MACHINE, "Control Panel\\Colors", 0, | |
1100 | KEY_READ, &colors_key) == ERROR_SUCCESS) | |
1101 | { | |
1102 | /* List all keys. */ | |
1103 | char color_buffer[64]; | |
1104 | char full_name_buffer[MAX_PATH + SYSTEM_COLOR_PREFIX_LEN]; | |
1105 | int index = 0; | |
1106 | DWORD name_size, color_size; | |
1107 | char *name_buffer = full_name_buffer + SYSTEM_COLOR_PREFIX_LEN; | |
1108 | ||
1109 | name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN; | |
1110 | color_size = sizeof (color_buffer); | |
1111 | ||
1112 | strcpy (full_name_buffer, SYSTEM_COLOR_PREFIX); | |
1113 | ||
1114 | while (RegEnumValueA (colors_key, index, name_buffer, &name_size, | |
1115 | NULL, NULL, color_buffer, &color_size) | |
1116 | == ERROR_SUCCESS) | |
1117 | { | |
1118 | int r, g, b; | |
1119 | if (sscanf (color_buffer, " %u %u %u", &r, &g, &b) == 3) | |
1120 | *system_colors = Fcons (Fcons (build_string (full_name_buffer), | |
1121 | make_number (RGB (r, g, b))), | |
1122 | *system_colors); | |
1123 | ||
1124 | name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN; | |
1125 | color_size = sizeof (color_buffer); | |
1126 | index++; | |
1127 | } | |
1128 | RegCloseKey (colors_key); | |
1129 | } | |
1130 | ||
1131 | UNBLOCK_INPUT; | |
1132 | } | |
1133 | ||
1134 | ||
7d0393cf | 1135 | COLORREF |
fbd6baed | 1136 | x_to_w32_color (colorname) |
ee78dc32 GV |
1137 | char * colorname; |
1138 | { | |
8edb0a6f JR |
1139 | register Lisp_Object ret = Qnil; |
1140 | ||
ee78dc32 | 1141 | BLOCK_INPUT; |
1edf84e7 GV |
1142 | |
1143 | if (colorname[0] == '#') | |
1144 | { | |
1145 | /* Could be an old-style RGB Device specification. */ | |
1146 | char *color; | |
1147 | int size; | |
1148 | color = colorname + 1; | |
7d0393cf | 1149 | |
1edf84e7 GV |
1150 | size = strlen(color); |
1151 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1152 | { | |
1153 | UINT colorval; | |
1154 | int i, pos; | |
1155 | pos = 0; | |
1156 | size /= 3; | |
1157 | colorval = 0; | |
7d0393cf | 1158 | |
1edf84e7 GV |
1159 | for (i = 0; i < 3; i++) |
1160 | { | |
1161 | char *end; | |
1162 | char t; | |
1163 | unsigned long value; | |
1164 | ||
1165 | /* The check for 'x' in the following conditional takes into | |
1166 | account the fact that strtol allows a "0x" in front of | |
1167 | our numbers, and we don't. */ | |
1168 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1169 | break; | |
1170 | t = color[size]; | |
1171 | color[size] = '\0'; | |
1172 | value = strtoul(color, &end, 16); | |
1173 | color[size] = t; | |
1174 | if (errno == ERANGE || end - color != size) | |
1175 | break; | |
1176 | switch (size) | |
1177 | { | |
1178 | case 1: | |
1179 | value = value * 0x10; | |
1180 | break; | |
1181 | case 2: | |
1182 | break; | |
1183 | case 3: | |
1184 | value /= 0x10; | |
1185 | break; | |
1186 | case 4: | |
1187 | value /= 0x100; | |
1188 | break; | |
1189 | } | |
1190 | colorval |= (value << pos); | |
1191 | pos += 0x8; | |
1192 | if (i == 2) | |
1193 | { | |
1194 | UNBLOCK_INPUT; | |
1195 | return (colorval); | |
1196 | } | |
1197 | color = end; | |
1198 | } | |
1199 | } | |
1200 | } | |
1201 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1202 | { | |
1203 | char *color; | |
1204 | UINT colorval; | |
1205 | int i, pos; | |
1206 | pos = 0; | |
1207 | ||
1208 | colorval = 0; | |
1209 | color = colorname + 4; | |
1210 | for (i = 0; i < 3; i++) | |
1211 | { | |
1212 | char *end; | |
1213 | unsigned long value; | |
7d0393cf | 1214 | |
1edf84e7 GV |
1215 | /* The check for 'x' in the following conditional takes into |
1216 | account the fact that strtol allows a "0x" in front of | |
1217 | our numbers, and we don't. */ | |
1218 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1219 | break; | |
1220 | value = strtoul(color, &end, 16); | |
1221 | if (errno == ERANGE) | |
1222 | break; | |
1223 | switch (end - color) | |
1224 | { | |
1225 | case 1: | |
1226 | value = value * 0x10 + value; | |
1227 | break; | |
1228 | case 2: | |
1229 | break; | |
1230 | case 3: | |
1231 | value /= 0x10; | |
1232 | break; | |
1233 | case 4: | |
1234 | value /= 0x100; | |
1235 | break; | |
1236 | default: | |
1237 | value = ULONG_MAX; | |
1238 | } | |
1239 | if (value == ULONG_MAX) | |
1240 | break; | |
1241 | colorval |= (value << pos); | |
1242 | pos += 0x8; | |
1243 | if (i == 2) | |
1244 | { | |
1245 | if (*end != '\0') | |
1246 | break; | |
1247 | UNBLOCK_INPUT; | |
1248 | return (colorval); | |
1249 | } | |
1250 | if (*end != '/') | |
1251 | break; | |
1252 | color = end + 1; | |
1253 | } | |
1254 | } | |
1255 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1256 | { | |
1257 | /* This is an RGB Intensity specification. */ | |
1258 | char *color; | |
1259 | UINT colorval; | |
1260 | int i, pos; | |
1261 | pos = 0; | |
1262 | ||
1263 | colorval = 0; | |
1264 | color = colorname + 5; | |
1265 | for (i = 0; i < 3; i++) | |
1266 | { | |
1267 | char *end; | |
1268 | double value; | |
1269 | UINT val; | |
1270 | ||
1271 | value = strtod(color, &end); | |
1272 | if (errno == ERANGE) | |
1273 | break; | |
1274 | if (value < 0.0 || value > 1.0) | |
1275 | break; | |
1276 | val = (UINT)(0x100 * value); | |
7d0393cf | 1277 | /* We used 0x100 instead of 0xFF to give a continuous |
1edf84e7 GV |
1278 | range between 0.0 and 1.0 inclusive. The next statement |
1279 | fixes the 1.0 case. */ | |
1280 | if (val == 0x100) | |
1281 | val = 0xFF; | |
1282 | colorval |= (val << pos); | |
1283 | pos += 0x8; | |
1284 | if (i == 2) | |
1285 | { | |
1286 | if (*end != '\0') | |
1287 | break; | |
1288 | UNBLOCK_INPUT; | |
1289 | return (colorval); | |
1290 | } | |
1291 | if (*end != '/') | |
1292 | break; | |
1293 | color = end + 1; | |
1294 | } | |
1295 | } | |
1296 | /* I am not going to attempt to handle any of the CIE color schemes | |
1297 | or TekHVC, since I don't know the algorithms for conversion to | |
1298 | RGB. */ | |
f695b4b1 GV |
1299 | |
1300 | /* If we fail to lookup the color name in w32_color_map, then check the | |
7d0393cf | 1301 | colorname to see if it can be crudely approximated: If the X color |
f695b4b1 GV |
1302 | ends in a number (e.g., "darkseagreen2"), strip the number and |
1303 | return the result of looking up the base color name. */ | |
1304 | ret = w32_color_map_lookup (colorname); | |
7d0393cf | 1305 | if (NILP (ret)) |
ee78dc32 | 1306 | { |
f695b4b1 | 1307 | int len = strlen (colorname); |
ee78dc32 | 1308 | |
7d0393cf | 1309 | if (isdigit (colorname[len - 1])) |
f695b4b1 | 1310 | { |
8b77111c | 1311 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1312 | |
f695b4b1 GV |
1313 | strcpy (approx, colorname); |
1314 | ptr = &approx[len - 1]; | |
7d0393cf | 1315 | while (ptr > approx && isdigit (*ptr)) |
f695b4b1 | 1316 | *ptr-- = '\0'; |
ee78dc32 | 1317 | |
f695b4b1 | 1318 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1319 | } |
ee78dc32 | 1320 | } |
7d0393cf | 1321 | |
ee78dc32 | 1322 | UNBLOCK_INPUT; |
ee78dc32 GV |
1323 | return ret; |
1324 | } | |
1325 | ||
5ac45f98 | 1326 | void |
fbd6baed | 1327 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1328 | { |
fbd6baed | 1329 | struct w32_palette_entry * list; |
5ac45f98 GV |
1330 | LOGPALETTE * log_palette; |
1331 | HPALETTE new_palette; | |
1332 | int i; | |
1333 | ||
1334 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1335 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1336 | return; |
1337 | ||
1338 | log_palette = (LOGPALETTE *) | |
1339 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1340 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1341 | log_palette->palVersion = 0x300; |
fbd6baed | 1342 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1343 | |
fbd6baed | 1344 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1345 | for (i = 0; |
fbd6baed | 1346 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1347 | i++, list = list->next) |
1348 | log_palette->palPalEntry[i] = list->entry; | |
1349 | ||
1350 | new_palette = CreatePalette (log_palette); | |
1351 | ||
1352 | enter_crit (); | |
1353 | ||
fbd6baed GV |
1354 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1355 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1356 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1357 | |
1358 | /* Realize display palette and garbage all frames. */ | |
1359 | release_frame_dc (f, get_frame_dc (f)); | |
1360 | ||
1361 | leave_crit (); | |
1362 | } | |
1363 | ||
fbd6baed GV |
1364 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1365 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1366 | do \ |
1367 | { \ | |
1368 | pe.peRed = GetRValue (color); \ | |
1369 | pe.peGreen = GetGValue (color); \ | |
1370 | pe.peBlue = GetBValue (color); \ | |
1371 | pe.peFlags = 0; \ | |
1372 | } while (0) | |
1373 | ||
1374 | #if 0 | |
1375 | /* Keep these around in case we ever want to track color usage. */ | |
1376 | void | |
fbd6baed | 1377 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1378 | { |
fbd6baed | 1379 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1380 | |
fbd6baed | 1381 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1382 | return; |
1383 | ||
1384 | /* check if color is already mapped */ | |
1385 | while (list) | |
1386 | { | |
fbd6baed | 1387 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1388 | { |
1389 | ++list->refcount; | |
1390 | return; | |
1391 | } | |
1392 | list = list->next; | |
1393 | } | |
1394 | ||
1395 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1396 | list = (struct w32_palette_entry *) |
1397 | xmalloc (sizeof (struct w32_palette_entry)); | |
1398 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1399 | list->refcount = 1; |
fbd6baed GV |
1400 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1401 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1402 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1403 | |
1404 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1405 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1406 | } |
1407 | ||
1408 | void | |
fbd6baed | 1409 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1410 | { |
fbd6baed GV |
1411 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1412 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1413 | |
fbd6baed | 1414 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1415 | return; |
1416 | ||
1417 | /* check if color is already mapped */ | |
1418 | while (list) | |
1419 | { | |
fbd6baed | 1420 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1421 | { |
1422 | if (--list->refcount == 0) | |
1423 | { | |
1424 | *prev = list->next; | |
1425 | xfree (list); | |
fbd6baed | 1426 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1427 | break; |
1428 | } | |
1429 | else | |
1430 | return; | |
1431 | } | |
1432 | prev = &list->next; | |
1433 | list = list->next; | |
1434 | } | |
1435 | ||
1436 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1437 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1438 | } |
1439 | #endif | |
1440 | ||
6fc2811b JR |
1441 | |
1442 | /* Gamma-correct COLOR on frame F. */ | |
1443 | ||
1444 | void | |
1445 | gamma_correct (f, color) | |
1446 | struct frame *f; | |
1447 | COLORREF *color; | |
1448 | { | |
1449 | if (f->gamma) | |
1450 | { | |
1451 | *color = PALETTERGB ( | |
1452 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1453 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1454 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1455 | } | |
1456 | } | |
1457 | ||
1458 | ||
ee78dc32 GV |
1459 | /* Decide if color named COLOR is valid for the display associated with |
1460 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1461 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1462 | ||
1463 | int | |
6fc2811b | 1464 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1465 | FRAME_PTR f; |
1466 | char *color; | |
6fc2811b | 1467 | XColor *color_def; |
ee78dc32 GV |
1468 | int alloc; |
1469 | { | |
1470 | register Lisp_Object tem; | |
6fc2811b | 1471 | COLORREF w32_color_ref; |
3c190163 | 1472 | |
fbd6baed | 1473 | tem = x_to_w32_color (color); |
3c190163 | 1474 | |
7d0393cf | 1475 | if (!NILP (tem)) |
ee78dc32 | 1476 | { |
d88c567c JR |
1477 | if (f) |
1478 | { | |
1479 | /* Apply gamma correction. */ | |
1480 | w32_color_ref = XUINT (tem); | |
1481 | gamma_correct (f, &w32_color_ref); | |
1482 | XSETINT (tem, w32_color_ref); | |
1483 | } | |
9badad41 JR |
1484 | |
1485 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1486 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1487 | { |
fbd6baed | 1488 | struct w32_palette_entry * entry = |
d88c567c | 1489 | one_w32_display_info.color_list; |
fbd6baed | 1490 | struct w32_palette_entry ** prev = |
d88c567c | 1491 | &one_w32_display_info.color_list; |
7d0393cf | 1492 | |
5ac45f98 GV |
1493 | /* check if color is already mapped */ |
1494 | while (entry) | |
1495 | { | |
fbd6baed | 1496 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1497 | break; |
1498 | prev = &entry->next; | |
1499 | entry = entry->next; | |
1500 | } | |
1501 | ||
1502 | if (entry == NULL && alloc) | |
1503 | { | |
1504 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1505 | entry = (struct w32_palette_entry *) |
1506 | xmalloc (sizeof (struct w32_palette_entry)); | |
1507 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1508 | entry->next = NULL; |
1509 | *prev = entry; | |
d88c567c | 1510 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1511 | |
1512 | /* set flag that palette must be regenerated */ | |
d88c567c | 1513 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1514 | } |
1515 | } | |
1516 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1517 | palette by simulating the PALETTERGB macro. This works whether | |
1518 | or not the display device has a palette. */ | |
6fc2811b JR |
1519 | w32_color_ref = XUINT (tem) | 0x2000000; |
1520 | ||
6fc2811b | 1521 | color_def->pixel = w32_color_ref; |
197edd35 JR |
1522 | color_def->red = GetRValue (w32_color_ref) * 256; |
1523 | color_def->green = GetGValue (w32_color_ref) * 256; | |
1524 | color_def->blue = GetBValue (w32_color_ref) * 256; | |
6fc2811b | 1525 | |
ee78dc32 | 1526 | return 1; |
5ac45f98 | 1527 | } |
7d0393cf | 1528 | else |
3c190163 GV |
1529 | { |
1530 | return 0; | |
1531 | } | |
ee78dc32 GV |
1532 | } |
1533 | ||
1534 | /* Given a string ARG naming a color, compute a pixel value from it | |
1535 | suitable for screen F. | |
1536 | If F is not a color screen, return DEF (default) regardless of what | |
1537 | ARG says. */ | |
1538 | ||
1539 | int | |
1540 | x_decode_color (f, arg, def) | |
1541 | FRAME_PTR f; | |
1542 | Lisp_Object arg; | |
1543 | int def; | |
1544 | { | |
6fc2811b | 1545 | XColor cdef; |
ee78dc32 | 1546 | |
b7826503 | 1547 | CHECK_STRING (arg); |
ee78dc32 | 1548 | |
d5db4077 | 1549 | if (strcmp (SDATA (arg), "black") == 0) |
ee78dc32 | 1550 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1551 | else if (strcmp (SDATA (arg), "white") == 0) |
ee78dc32 GV |
1552 | return WHITE_PIX_DEFAULT (f); |
1553 | ||
fbd6baed | 1554 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1555 | return def; |
1556 | ||
6fc2811b | 1557 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1558 | by looking for a near-miss. */ |
d5db4077 | 1559 | if (w32_defined_color (f, SDATA (arg), &cdef, 1)) |
6fc2811b | 1560 | return cdef.pixel; |
ee78dc32 GV |
1561 | |
1562 | /* defined_color failed; return an ultimate default. */ | |
1563 | return def; | |
1564 | } | |
1565 | \f | |
6fc2811b JR |
1566 | |
1567 | ||
ee78dc32 GV |
1568 | /* Functions called only from `x_set_frame_param' |
1569 | to set individual parameters. | |
1570 | ||
fbd6baed | 1571 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
1572 | the frame is being created and its window does not exist yet. |
1573 | In that case, just record the parameter's new value | |
1574 | in the standard place; do not attempt to change the window. */ | |
1575 | ||
1576 | void | |
1577 | x_set_foreground_color (f, arg, oldval) | |
1578 | struct frame *f; | |
1579 | Lisp_Object arg, oldval; | |
1580 | { | |
3cf3436e JR |
1581 | struct w32_output *x = f->output_data.w32; |
1582 | PIX_TYPE fg, old_fg; | |
1583 | ||
1584 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
1585 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
1586 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 1587 | |
fbd6baed | 1588 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 1589 | { |
3cf3436e JR |
1590 | if (x->cursor_pixel == old_fg) |
1591 | x->cursor_pixel = fg; | |
1592 | ||
6fc2811b | 1593 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
1594 | if (FRAME_VISIBLE_P (f)) |
1595 | redraw_frame (f); | |
1596 | } | |
1597 | } | |
1598 | ||
1599 | void | |
1600 | x_set_background_color (f, arg, oldval) | |
1601 | struct frame *f; | |
1602 | Lisp_Object arg, oldval; | |
1603 | { | |
6fc2811b | 1604 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
1605 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1606 | ||
fbd6baed | 1607 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 1608 | { |
6fc2811b JR |
1609 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
1610 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 1611 | |
6fc2811b | 1612 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
1613 | |
1614 | if (FRAME_VISIBLE_P (f)) | |
1615 | redraw_frame (f); | |
1616 | } | |
1617 | } | |
1618 | ||
1619 | void | |
1620 | x_set_mouse_color (f, arg, oldval) | |
1621 | struct frame *f; | |
1622 | Lisp_Object arg, oldval; | |
1623 | { | |
7d63e5e3 | 1624 | Cursor cursor, nontext_cursor, mode_cursor, hand_cursor; |
dfc465d3 | 1625 | int count; |
ee78dc32 GV |
1626 | int mask_color; |
1627 | ||
1628 | if (!EQ (Qnil, arg)) | |
fbd6baed | 1629 | f->output_data.w32->mouse_pixel |
ee78dc32 | 1630 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
1631 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
1632 | ||
1633 | /* Don't let pointers be invisible. */ | |
fbd6baed | 1634 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
1635 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
1636 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 1637 | |
767b1ff0 | 1638 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
1639 | BLOCK_INPUT; |
1640 | ||
1641 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 1642 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
1643 | |
1644 | if (!EQ (Qnil, Vx_pointer_shape)) | |
1645 | { | |
b7826503 | 1646 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 1647 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
1648 | } |
1649 | else | |
fbd6baed GV |
1650 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
1651 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
1652 | |
1653 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1654 | { | |
b7826503 | 1655 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 1656 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
1657 | XINT (Vx_nontext_pointer_shape)); |
1658 | } | |
1659 | else | |
fbd6baed GV |
1660 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
1661 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 1662 | |
0af913d7 | 1663 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 1664 | { |
b7826503 | 1665 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
1666 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
1667 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
1668 | } |
1669 | else | |
0af913d7 | 1670 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b | 1671 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
7d0393cf | 1672 | |
6fc2811b | 1673 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
ee78dc32 GV |
1674 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1675 | { | |
b7826503 | 1676 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 1677 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
1678 | XINT (Vx_mode_pointer_shape)); |
1679 | } | |
1680 | else | |
fbd6baed GV |
1681 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
1682 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
1683 | |
1684 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
1685 | { | |
b7826503 | 1686 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
7d63e5e3 | 1687 | hand_cursor |
fbd6baed | 1688 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
1689 | XINT (Vx_sensitive_text_pointer_shape)); |
1690 | } | |
1691 | else | |
7d63e5e3 | 1692 | hand_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 1693 | |
4694d762 JR |
1694 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1695 | { | |
b7826503 | 1696 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
1697 | horizontal_drag_cursor |
1698 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1699 | XINT (Vx_window_horizontal_drag_shape)); | |
1700 | } | |
1701 | else | |
1702 | horizontal_drag_cursor | |
1703 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
1704 | ||
ee78dc32 | 1705 | /* Check and report errors with the above calls. */ |
fbd6baed | 1706 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 1707 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
1708 | |
1709 | { | |
1710 | XColor fore_color, back_color; | |
1711 | ||
fbd6baed | 1712 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 1713 | back_color.pixel = mask_color; |
fbd6baed GV |
1714 | XQueryColor (FRAME_W32_DISPLAY (f), |
1715 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
1716 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 1717 | &fore_color); |
fbd6baed GV |
1718 | XQueryColor (FRAME_W32_DISPLAY (f), |
1719 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
1720 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 1721 | &back_color); |
fbd6baed | 1722 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 1723 | &fore_color, &back_color); |
fbd6baed | 1724 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 1725 | &fore_color, &back_color); |
fbd6baed | 1726 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 1727 | &fore_color, &back_color); |
7d63e5e3 | 1728 | XRecolorCursor (FRAME_W32_DISPLAY (f), hand_cursor, |
ee78dc32 | 1729 | &fore_color, &back_color); |
0af913d7 | 1730 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 1731 | &fore_color, &back_color); |
ee78dc32 GV |
1732 | } |
1733 | ||
fbd6baed | 1734 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 1735 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 1736 | |
fbd6baed GV |
1737 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
1738 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
1739 | f->output_data.w32->text_cursor = cursor; | |
1740 | ||
1741 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
1742 | && f->output_data.w32->nontext_cursor != 0) | |
1743 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
1744 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
1745 | ||
0af913d7 GM |
1746 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
1747 | && f->output_data.w32->hourglass_cursor != 0) | |
1748 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
1749 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 1750 | |
fbd6baed GV |
1751 | if (mode_cursor != f->output_data.w32->modeline_cursor |
1752 | && f->output_data.w32->modeline_cursor != 0) | |
1753 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
1754 | f->output_data.w32->modeline_cursor = mode_cursor; | |
7d0393cf | 1755 | |
7d63e5e3 KS |
1756 | if (hand_cursor != f->output_data.w32->hand_cursor |
1757 | && f->output_data.w32->hand_cursor != 0) | |
1758 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hand_cursor); | |
1759 | f->output_data.w32->hand_cursor = hand_cursor; | |
fbd6baed GV |
1760 | |
1761 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 1762 | UNBLOCK_INPUT; |
6fc2811b JR |
1763 | |
1764 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 1765 | #endif /* TODO */ |
ee78dc32 GV |
1766 | } |
1767 | ||
70a0239a | 1768 | /* Defined in w32term.c. */ |
ee78dc32 GV |
1769 | void |
1770 | x_set_cursor_color (f, arg, oldval) | |
1771 | struct frame *f; | |
1772 | Lisp_Object arg, oldval; | |
1773 | { | |
70a0239a | 1774 | unsigned long fore_pixel, pixel; |
ee78dc32 | 1775 | |
dfff8a69 | 1776 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 1777 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 1778 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 1779 | else |
6fc2811b | 1780 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 1781 | |
6759f872 | 1782 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
7d0393cf | 1783 | |
ee78dc32 | 1784 | /* Make sure that the cursor color differs from the background color. */ |
70a0239a | 1785 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 1786 | { |
70a0239a JR |
1787 | pixel = f->output_data.w32->mouse_pixel; |
1788 | if (pixel == fore_pixel) | |
6fc2811b | 1789 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 1790 | } |
70a0239a | 1791 | |
ac849ba4 | 1792 | f->output_data.w32->cursor_foreground_pixel = fore_pixel; |
70a0239a | 1793 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 1794 | |
fbd6baed | 1795 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 1796 | { |
0327b4cc JR |
1797 | BLOCK_INPUT; |
1798 | /* Update frame's cursor_gc. */ | |
1799 | f->output_data.w32->cursor_gc->foreground = fore_pixel; | |
1800 | f->output_data.w32->cursor_gc->background = pixel; | |
1801 | ||
1802 | UNBLOCK_INPUT; | |
1803 | ||
ee78dc32 GV |
1804 | if (FRAME_VISIBLE_P (f)) |
1805 | { | |
70a0239a JR |
1806 | x_update_cursor (f, 0); |
1807 | x_update_cursor (f, 1); | |
ee78dc32 GV |
1808 | } |
1809 | } | |
6fc2811b JR |
1810 | |
1811 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
1812 | } |
1813 | ||
33d52f9c GV |
1814 | /* Set the border-color of frame F to pixel value PIX. |
1815 | Note that this does not fully take effect if done before | |
7d0393cf | 1816 | F has a window. */ |
6d906347 | 1817 | |
33d52f9c GV |
1818 | void |
1819 | x_set_border_pixel (f, pix) | |
1820 | struct frame *f; | |
1821 | int pix; | |
1822 | { | |
6d906347 | 1823 | |
33d52f9c GV |
1824 | f->output_data.w32->border_pixel = pix; |
1825 | ||
be786000 | 1826 | if (FRAME_W32_WINDOW (f) != 0 && f->border_width > 0) |
33d52f9c GV |
1827 | { |
1828 | if (FRAME_VISIBLE_P (f)) | |
1829 | redraw_frame (f); | |
1830 | } | |
1831 | } | |
1832 | ||
ee78dc32 GV |
1833 | /* Set the border-color of frame F to value described by ARG. |
1834 | ARG can be a string naming a color. | |
1835 | The border-color is used for the border that is drawn by the server. | |
1836 | Note that this does not fully take effect if done before | |
1837 | F has a window; it must be redone when the window is created. */ | |
1838 | ||
1839 | void | |
1840 | x_set_border_color (f, arg, oldval) | |
1841 | struct frame *f; | |
1842 | Lisp_Object arg, oldval; | |
1843 | { | |
ee78dc32 GV |
1844 | int pix; |
1845 | ||
b7826503 | 1846 | CHECK_STRING (arg); |
ee78dc32 | 1847 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 1848 | x_set_border_pixel (f, pix); |
6fc2811b | 1849 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
1850 | } |
1851 | ||
dfff8a69 JR |
1852 | |
1853 | void | |
1854 | x_set_cursor_type (f, arg, oldval) | |
1855 | FRAME_PTR f; | |
1856 | Lisp_Object arg, oldval; | |
1857 | { | |
50e363e6 | 1858 | set_frame_cursor_types (f, arg); |
ee78dc32 | 1859 | |
623cdbf2 | 1860 | /* Make sure the cursor gets redrawn. */ |
c922a224 | 1861 | cursor_type_changed = 1; |
ee78dc32 | 1862 | } |
dfff8a69 | 1863 | \f |
ee78dc32 GV |
1864 | void |
1865 | x_set_icon_type (f, arg, oldval) | |
1866 | struct frame *f; | |
1867 | Lisp_Object arg, oldval; | |
1868 | { | |
ee78dc32 GV |
1869 | int result; |
1870 | ||
eb7576ce GV |
1871 | if (NILP (arg) && NILP (oldval)) |
1872 | return; | |
1873 | ||
7d0393cf | 1874 | if (STRINGP (arg) && STRINGP (oldval) |
eb7576ce GV |
1875 | && EQ (Fstring_equal (oldval, arg), Qt)) |
1876 | return; | |
1877 | ||
1878 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
1879 | return; |
1880 | ||
1881 | BLOCK_INPUT; | |
ee78dc32 | 1882 | |
eb7576ce | 1883 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
1884 | if (result) |
1885 | { | |
1886 | UNBLOCK_INPUT; | |
1887 | error ("No icon window available"); | |
1888 | } | |
1889 | ||
ee78dc32 | 1890 | UNBLOCK_INPUT; |
ee78dc32 GV |
1891 | } |
1892 | ||
ee78dc32 GV |
1893 | void |
1894 | x_set_icon_name (f, arg, oldval) | |
1895 | struct frame *f; | |
1896 | Lisp_Object arg, oldval; | |
1897 | { | |
ee78dc32 GV |
1898 | if (STRINGP (arg)) |
1899 | { | |
1900 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1901 | return; | |
1902 | } | |
1903 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1904 | return; | |
1905 | ||
1906 | f->icon_name = arg; | |
1907 | ||
1908 | #if 0 | |
fbd6baed | 1909 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
1910 | return; |
1911 | ||
1912 | BLOCK_INPUT; | |
1913 | ||
1914 | result = x_text_icon (f, | |
d5db4077 KR |
1915 | (char *) SDATA ((!NILP (f->icon_name) |
1916 | ? f->icon_name | |
1917 | : !NILP (f->title) | |
1918 | ? f->title | |
1919 | : f->name))); | |
ee78dc32 GV |
1920 | |
1921 | if (result) | |
1922 | { | |
1923 | UNBLOCK_INPUT; | |
1924 | error ("No icon window available"); | |
1925 | } | |
1926 | ||
1927 | /* If the window was unmapped (and its icon was mapped), | |
1928 | the new icon is not mapped, so map the window in its stead. */ | |
1929 | if (FRAME_VISIBLE_P (f)) | |
1930 | { | |
1931 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 1932 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 1933 | #endif |
fbd6baed | 1934 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1935 | } |
1936 | ||
fbd6baed | 1937 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
1938 | UNBLOCK_INPUT; |
1939 | #endif | |
1940 | } | |
1941 | ||
a1258667 | 1942 | \f |
ee78dc32 GV |
1943 | void |
1944 | x_set_menu_bar_lines (f, value, oldval) | |
1945 | struct frame *f; | |
1946 | Lisp_Object value, oldval; | |
1947 | { | |
1948 | int nlines; | |
1949 | int olines = FRAME_MENU_BAR_LINES (f); | |
1950 | ||
1951 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
1952 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 1953 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
1954 | in or split the minibuffer window. */ |
1955 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1956 | return; | |
1957 | ||
1958 | if (INTEGERP (value)) | |
1959 | nlines = XINT (value); | |
1960 | else | |
1961 | nlines = 0; | |
1962 | ||
1963 | FRAME_MENU_BAR_LINES (f) = 0; | |
1964 | if (nlines) | |
1965 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
1966 | else | |
1967 | { | |
1968 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
1969 | free_frame_menubar (f); | |
1970 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
1971 | |
1972 | /* Adjust the frame size so that the client (text) dimensions | |
1973 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
1974 | set correctly. */ | |
be786000 | 1975 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
6fc2811b | 1976 | do_pending_window_change (0); |
ee78dc32 | 1977 | } |
6fc2811b JR |
1978 | adjust_glyphs (f); |
1979 | } | |
1980 | ||
1981 | ||
1982 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1983 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1984 | is the old number of tool bar lines. This function changes the | |
1985 | height of all windows on frame F to match the new tool bar height. | |
1986 | The frame's height doesn't change. */ | |
1987 | ||
1988 | void | |
1989 | x_set_tool_bar_lines (f, value, oldval) | |
1990 | struct frame *f; | |
1991 | Lisp_Object value, oldval; | |
1992 | { | |
36f8209a JR |
1993 | int delta, nlines, root_height; |
1994 | Lisp_Object root_window; | |
6fc2811b | 1995 | |
dc220243 JR |
1996 | /* Treat tool bars like menu bars. */ |
1997 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1998 | return; | |
1999 | ||
6fc2811b JR |
2000 | /* Use VALUE only if an integer >= 0. */ |
2001 | if (INTEGERP (value) && XINT (value) >= 0) | |
2002 | nlines = XFASTINT (value); | |
2003 | else | |
2004 | nlines = 0; | |
2005 | ||
2006 | /* Make sure we redisplay all windows in this frame. */ | |
2007 | ++windows_or_buffers_changed; | |
2008 | ||
2009 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2010 | |
2011 | /* Don't resize the tool-bar to more than we have room for. */ | |
2012 | root_window = FRAME_ROOT_WINDOW (f); | |
be786000 | 2013 | root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window)); |
36f8209a JR |
2014 | if (root_height - delta < 1) |
2015 | { | |
2016 | delta = root_height - 1; | |
2017 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2018 | } | |
2019 | ||
6fc2811b | 2020 | FRAME_TOOL_BAR_LINES (f) = nlines; |
6d906347 | 2021 | change_window_heights (root_window, delta); |
6fc2811b | 2022 | adjust_glyphs (f); |
36f8209a JR |
2023 | |
2024 | /* We also have to make sure that the internal border at the top of | |
2025 | the frame, below the menu bar or tool bar, is redrawn when the | |
2026 | tool bar disappears. This is so because the internal border is | |
2027 | below the tool bar if one is displayed, but is below the menu bar | |
2028 | if there isn't a tool bar. The tool bar draws into the area | |
2029 | below the menu bar. */ | |
2030 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2031 | { | |
2032 | updating_frame = f; | |
2033 | clear_frame (); | |
2034 | clear_current_matrices (f); | |
2035 | updating_frame = NULL; | |
2036 | } | |
2037 | ||
2038 | /* If the tool bar gets smaller, the internal border below it | |
2039 | has to be cleared. It was formerly part of the display | |
2040 | of the larger tool bar, and updating windows won't clear it. */ | |
2041 | if (delta < 0) | |
2042 | { | |
2043 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
be786000 KS |
2044 | int width = FRAME_PIXEL_WIDTH (f); |
2045 | int y = nlines * FRAME_LINE_HEIGHT (f); | |
36f8209a JR |
2046 | |
2047 | BLOCK_INPUT; | |
2048 | { | |
2049 | HDC hdc = get_frame_dc (f); | |
2050 | w32_clear_area (f, hdc, 0, y, width, height); | |
2051 | release_frame_dc (f, hdc); | |
2052 | } | |
2053 | UNBLOCK_INPUT; | |
3cf3436e JR |
2054 | |
2055 | if (WINDOWP (f->tool_bar_window)) | |
2056 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2057 | } |
ee78dc32 GV |
2058 | } |
2059 | ||
6fc2811b | 2060 | |
ee78dc32 | 2061 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2062 | w32_id_name. |
ee78dc32 GV |
2063 | |
2064 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2065 | name; if NAME is a string, set F's name to NAME and set | |
2066 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2067 | ||
2068 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2069 | suggesting a new name, which lisp code should override; if | |
2070 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2071 | ||
2072 | void | |
2073 | x_set_name (f, name, explicit) | |
2074 | struct frame *f; | |
2075 | Lisp_Object name; | |
2076 | int explicit; | |
2077 | { | |
7d0393cf | 2078 | /* Make sure that requests from lisp code override requests from |
ee78dc32 GV |
2079 | Emacs redisplay code. */ |
2080 | if (explicit) | |
2081 | { | |
2082 | /* If we're switching from explicit to implicit, we had better | |
2083 | update the mode lines and thereby update the title. */ | |
2084 | if (f->explicit_name && NILP (name)) | |
2085 | update_mode_lines = 1; | |
2086 | ||
2087 | f->explicit_name = ! NILP (name); | |
2088 | } | |
2089 | else if (f->explicit_name) | |
2090 | return; | |
2091 | ||
fbd6baed | 2092 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2093 | if (NILP (name)) |
2094 | { | |
2095 | /* Check for no change needed in this very common case | |
2096 | before we do any consing. */ | |
fbd6baed | 2097 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
d5db4077 | 2098 | SDATA (f->name))) |
ee78dc32 | 2099 | return; |
fbd6baed | 2100 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2101 | } |
2102 | else | |
b7826503 | 2103 | CHECK_STRING (name); |
ee78dc32 GV |
2104 | |
2105 | /* Don't change the name if it's already NAME. */ | |
2106 | if (! NILP (Fstring_equal (name, f->name))) | |
2107 | return; | |
2108 | ||
1edf84e7 GV |
2109 | f->name = name; |
2110 | ||
2111 | /* For setting the frame title, the title parameter should override | |
2112 | the name parameter. */ | |
2113 | if (! NILP (f->title)) | |
2114 | name = f->title; | |
2115 | ||
fbd6baed | 2116 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2117 | { |
6fc2811b | 2118 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2119 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2120 | |
ee78dc32 | 2121 | BLOCK_INPUT; |
d5db4077 | 2122 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
ee78dc32 GV |
2123 | UNBLOCK_INPUT; |
2124 | } | |
ee78dc32 GV |
2125 | } |
2126 | ||
2127 | /* This function should be called when the user's lisp code has | |
2128 | specified a name for the frame; the name will override any set by the | |
2129 | redisplay code. */ | |
2130 | void | |
2131 | x_explicitly_set_name (f, arg, oldval) | |
2132 | FRAME_PTR f; | |
2133 | Lisp_Object arg, oldval; | |
2134 | { | |
2135 | x_set_name (f, arg, 1); | |
2136 | } | |
2137 | ||
2138 | /* This function should be called by Emacs redisplay code to set the | |
2139 | name; names set this way will never override names set by the user's | |
2140 | lisp code. */ | |
2141 | void | |
2142 | x_implicitly_set_name (f, arg, oldval) | |
2143 | FRAME_PTR f; | |
2144 | Lisp_Object arg, oldval; | |
2145 | { | |
2146 | x_set_name (f, arg, 0); | |
2147 | } | |
1edf84e7 GV |
2148 | \f |
2149 | /* Change the title of frame F to NAME. | |
2150 | If NAME is nil, use the frame name as the title. | |
2151 | ||
2152 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2153 | name; if NAME is a string, set F's name to NAME and set | |
2154 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2155 | ||
2156 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2157 | suggesting a new name, which lisp code should override; if | |
2158 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2159 | |
1edf84e7 | 2160 | void |
6fc2811b | 2161 | x_set_title (f, name, old_name) |
1edf84e7 | 2162 | struct frame *f; |
6fc2811b | 2163 | Lisp_Object name, old_name; |
1edf84e7 GV |
2164 | { |
2165 | /* Don't change the title if it's already NAME. */ | |
2166 | if (EQ (name, f->title)) | |
2167 | return; | |
2168 | ||
2169 | update_mode_lines = 1; | |
2170 | ||
2171 | f->title = name; | |
2172 | ||
2173 | if (NILP (name)) | |
2174 | name = f->name; | |
2175 | ||
2176 | if (FRAME_W32_WINDOW (f)) | |
2177 | { | |
6fc2811b | 2178 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2179 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2180 | |
1edf84e7 | 2181 | BLOCK_INPUT; |
d5db4077 | 2182 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
1edf84e7 GV |
2183 | UNBLOCK_INPUT; |
2184 | } | |
2185 | } | |
ee78dc32 | 2186 | |
ee78dc32 | 2187 | |
19f093e5 | 2188 | void x_set_scroll_bar_default_width (f) |
ee78dc32 | 2189 | struct frame *f; |
ee78dc32 | 2190 | { |
be786000 | 2191 | int wid = FRAME_COLUMN_WIDTH (f); |
6fc2811b | 2192 | |
be786000 KS |
2193 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2194 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + | |
2195 | wid - 1) / wid; | |
ee78dc32 | 2196 | } |
6d906347 | 2197 | |
ee78dc32 | 2198 | \f |
7d0393cf | 2199 | /* Subroutines of creating a frame. */ |
ee78dc32 | 2200 | |
ee78dc32 GV |
2201 | |
2202 | /* Return the value of parameter PARAM. | |
2203 | ||
2204 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
2205 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
2206 | ||
2207 | Convert the resource to the type specified by desired_type. | |
2208 | ||
2209 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 2210 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
2211 | and don't let it get stored in any Lisp-visible variables! */ |
2212 | ||
2213 | static Lisp_Object | |
6fc2811b | 2214 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
2215 | Lisp_Object alist, param; |
2216 | char *attribute; | |
2217 | char *class; | |
2218 | enum resource_types type; | |
2219 | { | |
6d906347 KS |
2220 | return x_get_arg (check_x_display_info (Qnil), |
2221 | alist, param, attribute, class, type); | |
ee78dc32 GV |
2222 | } |
2223 | ||
2224 | \f | |
c9b2104d JR |
2225 | Cursor |
2226 | w32_load_cursor (LPCTSTR name) | |
2227 | { | |
2228 | /* Try first to load cursor from application resource. */ | |
2229 | Cursor cursor = LoadImage ((HINSTANCE) GetModuleHandle(NULL), | |
2230 | name, IMAGE_CURSOR, 0, 0, | |
2231 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
2232 | if (!cursor) | |
2233 | { | |
2234 | /* Then try to load a shared predefined cursor. */ | |
2235 | cursor = LoadImage (NULL, name, IMAGE_CURSOR, 0, 0, | |
2236 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
2237 | } | |
2238 | return cursor; | |
2239 | } | |
ee78dc32 | 2240 | |
fbd6baed | 2241 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 | 2242 | |
7d0393cf | 2243 | BOOL |
fbd6baed | 2244 | w32_init_class (hinst) |
ee78dc32 GV |
2245 | HINSTANCE hinst; |
2246 | { | |
2247 | WNDCLASS wc; | |
2248 | ||
5ac45f98 | 2249 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 2250 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
2251 | wc.cbClsExtra = 0; |
2252 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
2253 | wc.hInstance = hinst; | |
2254 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
c9b2104d | 2255 | wc.hCursor = w32_load_cursor (IDC_ARROW); |
4587b026 | 2256 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
2257 | wc.lpszMenuName = NULL; |
2258 | wc.lpszClassName = EMACS_CLASS; | |
2259 | ||
2260 | return (RegisterClass (&wc)); | |
2261 | } | |
2262 | ||
7d0393cf | 2263 | HWND |
fbd6baed | 2264 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
2265 | struct frame *f; |
2266 | struct scroll_bar * bar; | |
2267 | { | |
2268 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
2269 | /* Position and size of scroll bar. */ | |
6fc2811b | 2270 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
7d0393cf | 2271 | XINT(bar->top), |
6fc2811b JR |
2272 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, |
2273 | XINT(bar->height), | |
fbd6baed | 2274 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
2275 | NULL, |
2276 | hinst, | |
2277 | NULL)); | |
2278 | } | |
2279 | ||
7d0393cf | 2280 | void |
fbd6baed | 2281 | w32_createwindow (f) |
ee78dc32 GV |
2282 | struct frame *f; |
2283 | { | |
2284 | HWND hwnd; | |
1edf84e7 GV |
2285 | RECT rect; |
2286 | ||
2287 | rect.left = rect.top = 0; | |
be786000 KS |
2288 | rect.right = FRAME_PIXEL_WIDTH (f); |
2289 | rect.bottom = FRAME_PIXEL_HEIGHT (f); | |
7d0393cf | 2290 | |
1edf84e7 GV |
2291 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
2292 | FRAME_EXTERNAL_MENU_BAR (f)); | |
7d0393cf | 2293 | |
ee78dc32 | 2294 | /* Do first time app init */ |
7d0393cf | 2295 | |
ee78dc32 GV |
2296 | if (!hprevinst) |
2297 | { | |
fbd6baed | 2298 | w32_init_class (hinst); |
ee78dc32 | 2299 | } |
7d0393cf | 2300 | |
1edf84e7 GV |
2301 | FRAME_W32_WINDOW (f) = hwnd |
2302 | = CreateWindow (EMACS_CLASS, | |
2303 | f->namebuf, | |
9ead1b60 | 2304 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
be786000 KS |
2305 | f->left_pos, |
2306 | f->top_pos, | |
1edf84e7 GV |
2307 | rect.right - rect.left, |
2308 | rect.bottom - rect.top, | |
2309 | NULL, | |
2310 | NULL, | |
2311 | hinst, | |
2312 | NULL); | |
2313 | ||
ee78dc32 GV |
2314 | if (hwnd) |
2315 | { | |
be786000 KS |
2316 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
2317 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
2318 | SetWindowLong (hwnd, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
2319 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width); | |
6fc2811b | 2320 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 2321 | |
cb9e33d4 RS |
2322 | /* Enable drag-n-drop. */ |
2323 | DragAcceptFiles (hwnd, TRUE); | |
7d0393cf | 2324 | |
5ac45f98 GV |
2325 | /* Do this to discard the default setting specified by our parent. */ |
2326 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 2327 | } |
3c190163 GV |
2328 | } |
2329 | ||
7d0393cf | 2330 | void |
ee78dc32 | 2331 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) |
fbd6baed | 2332 | W32Msg * wmsg; |
ee78dc32 GV |
2333 | HWND hwnd; |
2334 | UINT msg; | |
2335 | WPARAM wParam; | |
2336 | LPARAM lParam; | |
2337 | { | |
2338 | wmsg->msg.hwnd = hwnd; | |
2339 | wmsg->msg.message = msg; | |
2340 | wmsg->msg.wParam = wParam; | |
2341 | wmsg->msg.lParam = lParam; | |
2342 | wmsg->msg.time = GetMessageTime (); | |
2343 | ||
2344 | post_msg (wmsg); | |
2345 | } | |
2346 | ||
e9e23e23 | 2347 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
2348 | between left and right keys as advertised. We test for this |
2349 | support dynamically, and set a flag when the support is absent. If | |
2350 | absent, we keep track of the left and right control and alt keys | |
2351 | ourselves. This is particularly necessary on keyboards that rely | |
2352 | upon the AltGr key, which is represented as having the left control | |
2353 | and right alt keys pressed. For these keyboards, we need to know | |
2354 | when the left alt key has been pressed in addition to the AltGr key | |
2355 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
2356 | on Swedish keyboards). */ | |
2357 | ||
2358 | #define EMACS_LCONTROL 0 | |
2359 | #define EMACS_RCONTROL 1 | |
2360 | #define EMACS_LMENU 2 | |
2361 | #define EMACS_RMENU 3 | |
2362 | ||
2363 | static int modifiers[4]; | |
2364 | static int modifiers_recorded; | |
2365 | static int modifier_key_support_tested; | |
2366 | ||
2367 | static void | |
2368 | test_modifier_support (unsigned int wparam) | |
2369 | { | |
2370 | unsigned int l, r; | |
2371 | ||
2372 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
2373 | return; | |
2374 | if (wparam == VK_CONTROL) | |
2375 | { | |
2376 | l = VK_LCONTROL; | |
2377 | r = VK_RCONTROL; | |
2378 | } | |
2379 | else | |
2380 | { | |
2381 | l = VK_LMENU; | |
2382 | r = VK_RMENU; | |
2383 | } | |
2384 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
2385 | modifiers_recorded = 1; | |
2386 | else | |
2387 | modifiers_recorded = 0; | |
2388 | modifier_key_support_tested = 1; | |
2389 | } | |
2390 | ||
2391 | static void | |
2392 | record_keydown (unsigned int wparam, unsigned int lparam) | |
2393 | { | |
2394 | int i; | |
2395 | ||
2396 | if (!modifier_key_support_tested) | |
2397 | test_modifier_support (wparam); | |
2398 | ||
2399 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
2400 | return; | |
2401 | ||
2402 | if (wparam == VK_CONTROL) | |
2403 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
2404 | else | |
2405 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
2406 | ||
2407 | modifiers[i] = 1; | |
2408 | } | |
2409 | ||
2410 | static void | |
2411 | record_keyup (unsigned int wparam, unsigned int lparam) | |
2412 | { | |
2413 | int i; | |
2414 | ||
2415 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
2416 | return; | |
2417 | ||
2418 | if (wparam == VK_CONTROL) | |
2419 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
2420 | else | |
2421 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
2422 | ||
2423 | modifiers[i] = 0; | |
2424 | } | |
2425 | ||
da36a4d6 | 2426 | /* Emacs can lose focus while a modifier key has been pressed. When |
7d0393cf | 2427 | it regains focus, be conservative and clear all modifiers since |
da36a4d6 GV |
2428 | we cannot reconstruct the left and right modifier state. */ |
2429 | static void | |
2430 | reset_modifiers () | |
2431 | { | |
8681157a RS |
2432 | SHORT ctrl, alt; |
2433 | ||
adcc3809 GV |
2434 | if (GetFocus () == NULL) |
2435 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 2436 | return; |
8681157a RS |
2437 | |
2438 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
2439 | alt = GetAsyncKeyState (VK_MENU); | |
2440 | ||
8681157a RS |
2441 | if (!(ctrl & 0x08000)) |
2442 | /* Clear any recorded control modifier state. */ | |
2443 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
2444 | ||
2445 | if (!(alt & 0x08000)) | |
2446 | /* Clear any recorded alt modifier state. */ | |
2447 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
2448 | ||
adcc3809 GV |
2449 | /* Update the state of all modifier keys, because modifiers used in |
2450 | hot-key combinations can get stuck on if Emacs loses focus as a | |
2451 | result of a hot-key being pressed. */ | |
2452 | { | |
2453 | BYTE keystate[256]; | |
2454 | ||
2455 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
2456 | ||
2457 | GetKeyboardState (keystate); | |
2458 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
2459 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
2460 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
2461 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
2462 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
2463 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
2464 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
2465 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
2466 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
2467 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
2468 | SetKeyboardState (keystate); | |
2469 | } | |
da36a4d6 GV |
2470 | } |
2471 | ||
7830e24b RS |
2472 | /* Synchronize modifier state with what is reported with the current |
2473 | keystroke. Even if we cannot distinguish between left and right | |
2474 | modifier keys, we know that, if no modifiers are set, then neither | |
2475 | the left or right modifier should be set. */ | |
2476 | static void | |
2477 | sync_modifiers () | |
2478 | { | |
2479 | if (!modifiers_recorded) | |
2480 | return; | |
2481 | ||
7d0393cf | 2482 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) |
7830e24b RS |
2483 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
2484 | ||
7d0393cf | 2485 | if (!(GetKeyState (VK_MENU) & 0x8000)) |
7830e24b RS |
2486 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
2487 | } | |
2488 | ||
a1a80b40 GV |
2489 | static int |
2490 | modifier_set (int vkey) | |
2491 | { | |
ccc2d29c | 2492 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 2493 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
2494 | if (!modifiers_recorded) |
2495 | return (GetKeyState (vkey) & 0x8000); | |
2496 | ||
2497 | switch (vkey) | |
2498 | { | |
2499 | case VK_LCONTROL: | |
2500 | return modifiers[EMACS_LCONTROL]; | |
2501 | case VK_RCONTROL: | |
2502 | return modifiers[EMACS_RCONTROL]; | |
2503 | case VK_LMENU: | |
2504 | return modifiers[EMACS_LMENU]; | |
2505 | case VK_RMENU: | |
2506 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
2507 | } |
2508 | return (GetKeyState (vkey) & 0x8000); | |
2509 | } | |
2510 | ||
ccc2d29c GV |
2511 | /* Convert between the modifier bits W32 uses and the modifier bits |
2512 | Emacs uses. */ | |
2513 | ||
2514 | unsigned int | |
2515 | w32_key_to_modifier (int key) | |
2516 | { | |
2517 | Lisp_Object key_mapping; | |
2518 | ||
2519 | switch (key) | |
2520 | { | |
2521 | case VK_LWIN: | |
2522 | key_mapping = Vw32_lwindow_modifier; | |
2523 | break; | |
2524 | case VK_RWIN: | |
2525 | key_mapping = Vw32_rwindow_modifier; | |
2526 | break; | |
2527 | case VK_APPS: | |
2528 | key_mapping = Vw32_apps_modifier; | |
2529 | break; | |
2530 | case VK_SCROLL: | |
2531 | key_mapping = Vw32_scroll_lock_modifier; | |
2532 | break; | |
2533 | default: | |
2534 | key_mapping = Qnil; | |
2535 | } | |
2536 | ||
adcc3809 GV |
2537 | /* NB. This code runs in the input thread, asychronously to the lisp |
2538 | thread, so we must be careful to ensure access to lisp data is | |
2539 | thread-safe. The following code is safe because the modifier | |
2540 | variable values are updated atomically from lisp and symbols are | |
2541 | not relocated by GC. Also, we don't have to worry about seeing GC | |
2542 | markbits here. */ | |
2543 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 2544 | return hyper_modifier; |
adcc3809 | 2545 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 2546 | return super_modifier; |
adcc3809 | 2547 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 2548 | return meta_modifier; |
adcc3809 | 2549 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 2550 | return alt_modifier; |
adcc3809 | 2551 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 2552 | return ctrl_modifier; |
adcc3809 | 2553 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 2554 | return ctrl_modifier; |
adcc3809 | 2555 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
2556 | return shift_modifier; |
2557 | ||
2558 | /* Don't generate any modifier if not explicitly requested. */ | |
2559 | return 0; | |
2560 | } | |
2561 | ||
2562 | unsigned int | |
2563 | w32_get_modifiers () | |
2564 | { | |
2565 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
2566 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
2567 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
2568 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
2569 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
2570 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
2571 | (modifier_set (VK_MENU) ? | |
2572 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
2573 | } | |
2574 | ||
a1a80b40 GV |
2575 | /* We map the VK_* modifiers into console modifier constants |
2576 | so that we can use the same routines to handle both console | |
2577 | and window input. */ | |
2578 | ||
2579 | static int | |
ccc2d29c | 2580 | construct_console_modifiers () |
a1a80b40 GV |
2581 | { |
2582 | int mods; | |
2583 | ||
a1a80b40 GV |
2584 | mods = 0; |
2585 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
2586 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
2587 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
2588 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
2589 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
2590 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
2591 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
2592 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
2593 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
2594 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
2595 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
2596 | |
2597 | return mods; | |
2598 | } | |
2599 | ||
ccc2d29c GV |
2600 | static int |
2601 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 2602 | { |
ccc2d29c GV |
2603 | int mods; |
2604 | ||
2605 | /* Convert to emacs modifiers. */ | |
2606 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
2607 | ||
2608 | return mods; | |
2609 | } | |
da36a4d6 | 2610 | |
ccc2d29c GV |
2611 | unsigned int |
2612 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
2613 | { | |
2614 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
2615 | return virt_key; | |
da36a4d6 | 2616 | |
ccc2d29c | 2617 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
2618 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
2619 | ||
ccc2d29c GV |
2620 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
2621 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
2622 | ||
2623 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
2624 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
2625 | ||
2626 | if (virt_key == VK_CLEAR) | |
2627 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
2628 | ||
2629 | return virt_key; | |
2630 | } | |
2631 | ||
2632 | /* List of special key combinations which w32 would normally capture, | |
2633 | but emacs should grab instead. Not directly visible to lisp, to | |
2634 | simplify synchronization. Each item is an integer encoding a virtual | |
2635 | key code and modifier combination to capture. */ | |
2636 | Lisp_Object w32_grabbed_keys; | |
2637 | ||
2638 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
2639 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
2640 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
2641 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
2642 | ||
2643 | /* Register hot-keys for reserved key combinations when Emacs has | |
2644 | keyboard focus, since this is the only way Emacs can receive key | |
2645 | combinations like Alt-Tab which are used by the system. */ | |
2646 | ||
2647 | static void | |
2648 | register_hot_keys (hwnd) | |
2649 | HWND hwnd; | |
2650 | { | |
2651 | Lisp_Object keylist; | |
2652 | ||
2653 | /* Use GC_CONSP, since we are called asynchronously. */ | |
2654 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
2655 | { | |
2656 | Lisp_Object key = XCAR (keylist); | |
2657 | ||
2658 | /* Deleted entries get set to nil. */ | |
2659 | if (!INTEGERP (key)) | |
2660 | continue; | |
2661 | ||
2662 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
2663 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
2664 | } | |
2665 | } | |
2666 | ||
2667 | static void | |
2668 | unregister_hot_keys (hwnd) | |
2669 | HWND hwnd; | |
2670 | { | |
2671 | Lisp_Object keylist; | |
2672 | ||
2673 | /* Use GC_CONSP, since we are called asynchronously. */ | |
2674 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
2675 | { | |
2676 | Lisp_Object key = XCAR (keylist); | |
2677 | ||
2678 | if (!INTEGERP (key)) | |
2679 | continue; | |
2680 | ||
2681 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
2682 | } | |
2683 | } | |
2684 | ||
5ac45f98 GV |
2685 | /* Main message dispatch loop. */ |
2686 | ||
1edf84e7 GV |
2687 | static void |
2688 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
2689 | { |
2690 | MSG msg; | |
ccc2d29c GV |
2691 | int result; |
2692 | HWND focus_window; | |
93fbe8b7 GV |
2693 | |
2694 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
7d0393cf | 2695 | |
5ac45f98 GV |
2696 | while (GetMessage (&msg, NULL, 0, 0)) |
2697 | { | |
2698 | if (msg.hwnd == NULL) | |
2699 | { | |
2700 | switch (msg.message) | |
2701 | { | |
3ef68e6b AI |
2702 | case WM_NULL: |
2703 | /* Produced by complete_deferred_msg; just ignore. */ | |
2704 | break; | |
5ac45f98 | 2705 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 2706 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
2707 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
2708 | abort (); | |
5ac45f98 | 2709 | break; |
dfdb4047 GV |
2710 | case WM_EMACS_SETLOCALE: |
2711 | SetThreadLocale (msg.wParam); | |
2712 | /* Reply is not expected. */ | |
2713 | break; | |
ccc2d29c GV |
2714 | case WM_EMACS_SETKEYBOARDLAYOUT: |
2715 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
2716 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
2717 | result, 0)) | |
2718 | abort (); | |
2719 | break; | |
2720 | case WM_EMACS_REGISTER_HOT_KEY: | |
2721 | focus_window = GetFocus (); | |
2722 | if (focus_window != NULL) | |
2723 | RegisterHotKey (focus_window, | |
2724 | HOTKEY_ID (msg.wParam), | |
2725 | HOTKEY_MODIFIERS (msg.wParam), | |
2726 | HOTKEY_VK_CODE (msg.wParam)); | |
2727 | /* Reply is not expected. */ | |
2728 | break; | |
2729 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
2730 | focus_window = GetFocus (); | |
2731 | if (focus_window != NULL) | |
2732 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
2733 | /* Mark item as erased. NB: this code must be |
2734 | thread-safe. The next line is okay because the cons | |
2735 | cell is never made into garbage and is not relocated by | |
2736 | GC. */ | |
f3fbd155 | 2737 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
2738 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
2739 | abort (); | |
2740 | break; | |
adcc3809 GV |
2741 | case WM_EMACS_TOGGLE_LOCK_KEY: |
2742 | { | |
2743 | int vk_code = (int) msg.wParam; | |
2744 | int cur_state = (GetKeyState (vk_code) & 1); | |
2745 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
2746 | ||
2747 | /* NB: This code must be thread-safe. It is safe to | |
2748 | call NILP because symbols are not relocated by GC, | |
2749 | and pointer here is not touched by GC (so the markbit | |
2750 | can't be set). Numbers are safe because they are | |
2751 | immediate values. */ | |
2752 | if (NILP (new_state) | |
2753 | || (NUMBERP (new_state) | |
8edb0a6f | 2754 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
2755 | { |
2756 | one_w32_display_info.faked_key = vk_code; | |
2757 | ||
2758 | keybd_event ((BYTE) vk_code, | |
2759 | (BYTE) MapVirtualKey (vk_code, 0), | |
2760 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
2761 | keybd_event ((BYTE) vk_code, | |
2762 | (BYTE) MapVirtualKey (vk_code, 0), | |
2763 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
2764 | keybd_event ((BYTE) vk_code, | |
2765 | (BYTE) MapVirtualKey (vk_code, 0), | |
2766 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
2767 | cur_state = !cur_state; | |
2768 | } | |
2769 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
2770 | cur_state, 0)) | |
2771 | abort (); | |
2772 | } | |
2773 | break; | |
1edf84e7 | 2774 | default: |
1edf84e7 | 2775 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
2776 | } |
2777 | } | |
2778 | else | |
2779 | { | |
2780 | DispatchMessage (&msg); | |
2781 | } | |
1edf84e7 GV |
2782 | |
2783 | /* Exit nested loop when our deferred message has completed. */ | |
2784 | if (msg_buf->completed) | |
2785 | break; | |
5ac45f98 | 2786 | } |
1edf84e7 GV |
2787 | } |
2788 | ||
2789 | deferred_msg * deferred_msg_head; | |
2790 | ||
2791 | static deferred_msg * | |
2792 | find_deferred_msg (HWND hwnd, UINT msg) | |
2793 | { | |
2794 | deferred_msg * item; | |
2795 | ||
2796 | /* Don't actually need synchronization for read access, since | |
2797 | modification of single pointer is always atomic. */ | |
2798 | /* enter_crit (); */ | |
2799 | ||
2800 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
2801 | if (item->w32msg.msg.hwnd == hwnd | |
2802 | && item->w32msg.msg.message == msg) | |
2803 | break; | |
2804 | ||
2805 | /* leave_crit (); */ | |
2806 | ||
2807 | return item; | |
2808 | } | |
2809 | ||
2810 | static LRESULT | |
2811 | send_deferred_msg (deferred_msg * msg_buf, | |
2812 | HWND hwnd, | |
2813 | UINT msg, | |
2814 | WPARAM wParam, | |
2815 | LPARAM lParam) | |
2816 | { | |
2817 | /* Only input thread can send deferred messages. */ | |
2818 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
2819 | abort (); | |
2820 | ||
2821 | /* It is an error to send a message that is already deferred. */ | |
2822 | if (find_deferred_msg (hwnd, msg) != NULL) | |
2823 | abort (); | |
2824 | ||
2825 | /* Enforced synchronization is not needed because this is the only | |
2826 | function that alters deferred_msg_head, and the following critical | |
2827 | section is guaranteed to only be serially reentered (since only the | |
2828 | input thread can call us). */ | |
2829 | ||
2830 | /* enter_crit (); */ | |
2831 | ||
2832 | msg_buf->completed = 0; | |
2833 | msg_buf->next = deferred_msg_head; | |
2834 | deferred_msg_head = msg_buf; | |
2835 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
2836 | ||
2837 | /* leave_crit (); */ | |
2838 | ||
2839 | /* Start a new nested message loop to process other messages until | |
2840 | this one is completed. */ | |
2841 | w32_msg_pump (msg_buf); | |
2842 | ||
2843 | deferred_msg_head = msg_buf->next; | |
2844 | ||
2845 | return msg_buf->result; | |
2846 | } | |
2847 | ||
2848 | void | |
2849 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
2850 | { | |
2851 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
2852 | ||
2853 | if (msg_buf == NULL) | |
3ef68e6b AI |
2854 | /* Message may have been cancelled, so don't abort(). */ |
2855 | return; | |
1edf84e7 GV |
2856 | |
2857 | msg_buf->result = result; | |
2858 | msg_buf->completed = 1; | |
2859 | ||
2860 | /* Ensure input thread is woken so it notices the completion. */ | |
2861 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
2862 | } | |
2863 | ||
3ef68e6b AI |
2864 | void |
2865 | cancel_all_deferred_msgs () | |
2866 | { | |
2867 | deferred_msg * item; | |
2868 | ||
2869 | /* Don't actually need synchronization for read access, since | |
2870 | modification of single pointer is always atomic. */ | |
2871 | /* enter_crit (); */ | |
2872 | ||
2873 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
2874 | { | |
2875 | item->result = 0; | |
2876 | item->completed = 1; | |
2877 | } | |
2878 | ||
2879 | /* leave_crit (); */ | |
2880 | ||
2881 | /* Ensure input thread is woken so it notices the completion. */ | |
2882 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
2883 | } | |
1edf84e7 | 2884 | |
7d0393cf | 2885 | DWORD |
1edf84e7 GV |
2886 | w32_msg_worker (dw) |
2887 | DWORD dw; | |
2888 | { | |
2889 | MSG msg; | |
2890 | deferred_msg dummy_buf; | |
2891 | ||
2892 | /* Ensure our message queue is created */ | |
7d0393cf | 2893 | |
1edf84e7 | 2894 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); |
7d0393cf | 2895 | |
1edf84e7 GV |
2896 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
2897 | abort (); | |
2898 | ||
2899 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
2900 | dummy_buf.w32msg.msg.hwnd = NULL; | |
2901 | dummy_buf.w32msg.msg.message = WM_NULL; | |
2902 | ||
2903 | /* This is the inital message loop which should only exit when the | |
2904 | application quits. */ | |
2905 | w32_msg_pump (&dummy_buf); | |
2906 | ||
2907 | return 0; | |
5ac45f98 GV |
2908 | } |
2909 | ||
3ef68e6b AI |
2910 | static void |
2911 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
2912 | HWND hwnd; | |
2913 | UINT msg; | |
2914 | WPARAM wParam; | |
2915 | LPARAM lParam; | |
2916 | DWORD modifiers; | |
2917 | ||
2918 | { | |
2919 | W32Msg wmsg; | |
2920 | ||
2921 | wmsg.dwModifiers = modifiers; | |
2922 | ||
2923 | /* Detect quit_char and set quit-flag directly. Note that we | |
2924 | still need to post a message to ensure the main thread will be | |
2925 | woken up if blocked in sys_select(), but we do NOT want to post | |
2926 | the quit_char message itself (because it will usually be as if | |
2927 | the user had typed quit_char twice). Instead, we post a dummy | |
2928 | message that has no particular effect. */ | |
2929 | { | |
2930 | int c = wParam; | |
2931 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
2932 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
2933 | if (c == quit_char |
2934 | || (wmsg.dwModifiers == 0 && | |
2935 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
2936 | { |
2937 | Vquit_flag = Qt; | |
2938 | ||
2939 | /* The choice of message is somewhat arbitrary, as long as | |
2940 | the main thread handler just ignores it. */ | |
2941 | msg = WM_NULL; | |
2942 | ||
2943 | /* Interrupt any blocking system calls. */ | |
2944 | signal_quit (); | |
2945 | ||
2946 | /* As a safety precaution, forcibly complete any deferred | |
2947 | messages. This is a kludge, but I don't see any particularly | |
2948 | clean way to handle the situation where a deferred message is | |
2949 | "dropped" in the lisp thread, and will thus never be | |
2950 | completed, eg. by the user trying to activate the menubar | |
2951 | when the lisp thread is busy, and then typing C-g when the | |
2952 | menubar doesn't open promptly (with the result that the | |
2953 | menubar never responds at all because the deferred | |
2954 | WM_INITMENU message is never completed). Another problem | |
2955 | situation is when the lisp thread calls SendMessage (to send | |
2956 | a window manager command) when a message has been deferred; | |
2957 | the lisp thread gets blocked indefinitely waiting for the | |
2958 | deferred message to be completed, which itself is waiting for | |
2959 | the lisp thread to respond. | |
2960 | ||
2961 | Note that we don't want to block the input thread waiting for | |
2962 | a reponse from the lisp thread (although that would at least | |
2963 | solve the deadlock problem above), because we want to be able | |
2964 | to receive C-g to interrupt the lisp thread. */ | |
2965 | cancel_all_deferred_msgs (); | |
2966 | } | |
2967 | } | |
2968 | ||
2969 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
2970 | } | |
2971 | ||
ee78dc32 GV |
2972 | /* Main window procedure */ |
2973 | ||
7d0393cf | 2974 | LRESULT CALLBACK |
fbd6baed | 2975 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
2976 | HWND hwnd; |
2977 | UINT msg; | |
2978 | WPARAM wParam; | |
2979 | LPARAM lParam; | |
2980 | { | |
2981 | struct frame *f; | |
fbd6baed GV |
2982 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
2983 | W32Msg wmsg; | |
84fb1139 | 2984 | int windows_translate; |
576ba81c | 2985 | int key; |
84fb1139 | 2986 | |
a6085637 KH |
2987 | /* Note that it is okay to call x_window_to_frame, even though we are |
2988 | not running in the main lisp thread, because frame deletion | |
2989 | requires the lisp thread to synchronize with this thread. Thus, if | |
2990 | a frame struct is returned, it can be used without concern that the | |
2991 | lisp thread might make it disappear while we are using it. | |
2992 | ||
2993 | NB. Walking the frame list in this thread is safe (as long as | |
2994 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
2995 | Although delete-frame can destructively modify the frame list while | |
2996 | we are walking it, a garbage collection cannot occur until after | |
2997 | delete-frame has synchronized with this thread. | |
2998 | ||
2999 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 3000 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
3001 | from the frame struct using get_frame_dc which is thread-aware. */ |
3002 | ||
7d0393cf | 3003 | switch (msg) |
ee78dc32 GV |
3004 | { |
3005 | case WM_ERASEBKGND: | |
a6085637 KH |
3006 | f = x_window_to_frame (dpyinfo, hwnd); |
3007 | if (f) | |
3008 | { | |
9badad41 | 3009 | HDC hdc = get_frame_dc (f); |
a6085637 | 3010 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
3011 | w32_clear_rect (f, hdc, &wmsg.rect); |
3012 | release_frame_dc (f, hdc); | |
ce6059da AI |
3013 | |
3014 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
3015 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
3016 | f, | |
3017 | wmsg.rect.left, wmsg.rect.top, | |
3018 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 3019 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 3020 | } |
5ac45f98 GV |
3021 | return 1; |
3022 | case WM_PALETTECHANGED: | |
3023 | /* ignore our own changes */ | |
3024 | if ((HWND)wParam != hwnd) | |
3025 | { | |
a6085637 KH |
3026 | f = x_window_to_frame (dpyinfo, hwnd); |
3027 | if (f) | |
3028 | /* get_frame_dc will realize our palette and force all | |
3029 | frames to be redrawn if needed. */ | |
3030 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
3031 | } |
3032 | return 0; | |
ee78dc32 | 3033 | case WM_PAINT: |
ce6059da | 3034 | { |
55dcfc15 AI |
3035 | PAINTSTRUCT paintStruct; |
3036 | RECT update_rect; | |
aa35b6ad | 3037 | bzero (&update_rect, sizeof (update_rect)); |
55dcfc15 | 3038 | |
18f0b342 AI |
3039 | f = x_window_to_frame (dpyinfo, hwnd); |
3040 | if (f == 0) | |
3041 | { | |
3042 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
3043 | return 0; | |
3044 | } | |
3045 | ||
55dcfc15 AI |
3046 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
3047 | fails. Apparently this can happen under some | |
3048 | circumstances. */ | |
aa35b6ad | 3049 | if (GetUpdateRect (hwnd, &update_rect, FALSE) || !w32_strict_painting) |
55dcfc15 AI |
3050 | { |
3051 | enter_crit (); | |
3052 | BeginPaint (hwnd, &paintStruct); | |
3053 | ||
aa35b6ad JR |
3054 | /* The rectangles returned by GetUpdateRect and BeginPaint |
3055 | do not always match. Play it safe by assuming both areas | |
3056 | are invalid. */ | |
3057 | UnionRect (&(wmsg.rect), &update_rect, &(paintStruct.rcPaint)); | |
55dcfc15 AI |
3058 | |
3059 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
3060 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
3061 | f, | |
3062 | wmsg.rect.left, wmsg.rect.top, | |
3063 | wmsg.rect.right, wmsg.rect.bottom)); | |
3064 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
3065 | update_rect.left, update_rect.top, |
3066 | update_rect.right, update_rect.bottom)); | |
3067 | #endif | |
3068 | EndPaint (hwnd, &paintStruct); | |
3069 | leave_crit (); | |
3070 | ||
3071 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
7d0393cf | 3072 | |
55dcfc15 AI |
3073 | return 0; |
3074 | } | |
c0611964 AI |
3075 | |
3076 | /* If GetUpdateRect returns 0 (meaning there is no update | |
3077 | region), assume the whole window needs to be repainted. */ | |
3078 | GetClientRect(hwnd, &wmsg.rect); | |
3079 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
3080 | return 0; | |
ee78dc32 | 3081 | } |
a1a80b40 | 3082 | |
ccc2d29c GV |
3083 | case WM_INPUTLANGCHANGE: |
3084 | /* Inform lisp thread of keyboard layout changes. */ | |
3085 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
3086 | ||
3087 | /* Clear dead keys in the keyboard state; for simplicity only | |
3088 | preserve modifier key states. */ | |
3089 | { | |
3090 | int i; | |
3091 | BYTE keystate[256]; | |
3092 | ||
3093 | GetKeyboardState (keystate); | |
3094 | for (i = 0; i < 256; i++) | |
3095 | if (1 | |
3096 | && i != VK_SHIFT | |
3097 | && i != VK_LSHIFT | |
3098 | && i != VK_RSHIFT | |
3099 | && i != VK_CAPITAL | |
3100 | && i != VK_NUMLOCK | |
3101 | && i != VK_SCROLL | |
3102 | && i != VK_CONTROL | |
3103 | && i != VK_LCONTROL | |
3104 | && i != VK_RCONTROL | |
3105 | && i != VK_MENU | |
3106 | && i != VK_LMENU | |
3107 | && i != VK_RMENU | |
3108 | && i != VK_LWIN | |
3109 | && i != VK_RWIN) | |
3110 | keystate[i] = 0; | |
3111 | SetKeyboardState (keystate); | |
3112 | } | |
3113 | goto dflt; | |
3114 | ||
3115 | case WM_HOTKEY: | |
3116 | /* Synchronize hot keys with normal input. */ | |
3117 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
3118 | return (0); | |
3119 | ||
a1a80b40 GV |
3120 | case WM_KEYUP: |
3121 | case WM_SYSKEYUP: | |
3122 | record_keyup (wParam, lParam); | |
3123 | goto dflt; | |
3124 | ||
ee78dc32 GV |
3125 | case WM_KEYDOWN: |
3126 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
3127 | /* Ignore keystrokes we fake ourself; see below. */ |
3128 | if (dpyinfo->faked_key == wParam) | |
3129 | { | |
3130 | dpyinfo->faked_key = 0; | |
576ba81c AI |
3131 | /* Make sure TranslateMessage sees them though (as long as |
3132 | they don't produce WM_CHAR messages). This ensures that | |
3133 | indicator lights are toggled promptly on Windows 9x, for | |
3134 | example. */ | |
3135 | if (lispy_function_keys[wParam] != 0) | |
3136 | { | |
3137 | windows_translate = 1; | |
3138 | goto translate; | |
3139 | } | |
3140 | return 0; | |
ccc2d29c GV |
3141 | } |
3142 | ||
7830e24b RS |
3143 | /* Synchronize modifiers with current keystroke. */ |
3144 | sync_modifiers (); | |
a1a80b40 | 3145 | record_keydown (wParam, lParam); |
ccc2d29c | 3146 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
3147 | |
3148 | windows_translate = 0; | |
ccc2d29c GV |
3149 | |
3150 | switch (wParam) | |
3151 | { | |
3152 | case VK_LWIN: | |
3153 | if (NILP (Vw32_pass_lwindow_to_system)) | |
3154 | { | |
3155 | /* Prevent system from acting on keyup (which opens the | |
3156 | Start menu if no other key was pressed) by simulating a | |
3157 | press of Space which we will ignore. */ | |
3158 | if (GetAsyncKeyState (wParam) & 1) | |
3159 | { | |
adcc3809 | 3160 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 3161 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 3162 | else |
576ba81c AI |
3163 | key = VK_SPACE; |
3164 | dpyinfo->faked_key = key; | |
3165 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
3166 | } |
3167 | } | |
3168 | if (!NILP (Vw32_lwindow_modifier)) | |
3169 | return 0; | |
3170 | break; | |
3171 | case VK_RWIN: | |
3172 | if (NILP (Vw32_pass_rwindow_to_system)) | |
3173 | { | |
3174 | if (GetAsyncKeyState (wParam) & 1) | |
3175 | { | |
adcc3809 | 3176 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 3177 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 3178 | else |
576ba81c AI |
3179 | key = VK_SPACE; |
3180 | dpyinfo->faked_key = key; | |
3181 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
3182 | } |
3183 | } | |
3184 | if (!NILP (Vw32_rwindow_modifier)) | |
3185 | return 0; | |
3186 | break; | |
576ba81c | 3187 | case VK_APPS: |
ccc2d29c GV |
3188 | if (!NILP (Vw32_apps_modifier)) |
3189 | return 0; | |
3190 | break; | |
3191 | case VK_MENU: | |
7d0393cf | 3192 | if (NILP (Vw32_pass_alt_to_system)) |
adcc3809 GV |
3193 | /* Prevent DefWindowProc from activating the menu bar if an |
3194 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 3195 | return 0; |
84fb1139 | 3196 | windows_translate = 1; |
ccc2d29c | 3197 | break; |
7d0393cf | 3198 | case VK_CAPITAL: |
ccc2d29c GV |
3199 | /* Decide whether to treat as modifier or function key. */ |
3200 | if (NILP (Vw32_enable_caps_lock)) | |
3201 | goto disable_lock_key; | |
adcc3809 GV |
3202 | windows_translate = 1; |
3203 | break; | |
ccc2d29c GV |
3204 | case VK_NUMLOCK: |
3205 | /* Decide whether to treat as modifier or function key. */ | |
3206 | if (NILP (Vw32_enable_num_lock)) | |
3207 | goto disable_lock_key; | |
adcc3809 GV |
3208 | windows_translate = 1; |
3209 | break; | |
ccc2d29c GV |
3210 | case VK_SCROLL: |
3211 | /* Decide whether to treat as modifier or function key. */ | |
3212 | if (NILP (Vw32_scroll_lock_modifier)) | |
3213 | goto disable_lock_key; | |
adcc3809 GV |
3214 | windows_translate = 1; |
3215 | break; | |
ccc2d29c | 3216 | disable_lock_key: |
adcc3809 GV |
3217 | /* Ensure the appropriate lock key state (and indicator light) |
3218 | remains in the same state. We do this by faking another | |
3219 | press of the relevant key. Apparently, this really is the | |
3220 | only way to toggle the state of the indicator lights. */ | |
3221 | dpyinfo->faked_key = wParam; | |
3222 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
3223 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3224 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
3225 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3226 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
3227 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3228 | /* Ensure indicator lights are updated promptly on Windows 9x | |
3229 | (TranslateMessage apparently does this), after forwarding | |
3230 | input event. */ | |
3231 | post_character_message (hwnd, msg, wParam, lParam, | |
3232 | w32_get_key_modifiers (wParam, lParam)); | |
3233 | windows_translate = 1; | |
ccc2d29c | 3234 | break; |
7d0393cf | 3235 | case VK_CONTROL: |
ccc2d29c GV |
3236 | case VK_SHIFT: |
3237 | case VK_PROCESSKEY: /* Generated by IME. */ | |
3238 | windows_translate = 1; | |
3239 | break; | |
adcc3809 GV |
3240 | case VK_CANCEL: |
3241 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
3242 | which is confusing for purposes of key binding; convert | |
3243 | VK_CANCEL events into VK_PAUSE events. */ | |
3244 | wParam = VK_PAUSE; | |
3245 | break; | |
3246 | case VK_PAUSE: | |
3247 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
3248 | for purposes of key binding; convert these back into | |
3249 | VK_NUMLOCK events, at least when we want to see NumLock key | |
3250 | presses. (Note that there is never any possibility that | |
3251 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
3252 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
3253 | wParam = VK_NUMLOCK; | |
3254 | break; | |
ccc2d29c GV |
3255 | default: |
3256 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
3257 | if (lispy_function_keys[wParam] == 0) | |
3258 | { | |
adcc3809 GV |
3259 | DWORD modifiers = construct_console_modifiers (); |
3260 | ||
ccc2d29c GV |
3261 | if (!NILP (Vw32_recognize_altgr) |
3262 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
3263 | { | |
3264 | /* Always let TranslateMessage handle AltGr key chords; | |
3265 | for some reason, ToAscii doesn't always process AltGr | |
3266 | chords correctly. */ | |
3267 | windows_translate = 1; | |
3268 | } | |
adcc3809 | 3269 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 3270 | { |
adcc3809 GV |
3271 | /* Handle key chords including any modifiers other |
3272 | than shift directly, in order to preserve as much | |
3273 | modifier information as possible. */ | |
ccc2d29c GV |
3274 | if ('A' <= wParam && wParam <= 'Z') |
3275 | { | |
3276 | /* Don't translate modified alphabetic keystrokes, | |
3277 | so the user doesn't need to constantly switch | |
3278 | layout to type control or meta keystrokes when | |
3279 | the normal layout translates alphabetic | |
3280 | characters to non-ascii characters. */ | |
3281 | if (!modifier_set (VK_SHIFT)) | |
3282 | wParam += ('a' - 'A'); | |
3283 | msg = WM_CHAR; | |
3284 | } | |
3285 | else | |
3286 | { | |
3287 | /* Try to handle other keystrokes by determining the | |
3288 | base character (ie. translating the base key plus | |
3289 | shift modifier). */ | |
3290 | int add; | |
3291 | int isdead = 0; | |
3292 | KEY_EVENT_RECORD key; | |
7d0393cf | 3293 | |
ccc2d29c GV |
3294 | key.bKeyDown = TRUE; |
3295 | key.wRepeatCount = 1; | |
3296 | key.wVirtualKeyCode = wParam; | |
3297 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
3298 | key.uChar.AsciiChar = 0; | |
adcc3809 | 3299 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
3300 | |
3301 | add = w32_kbd_patch_key (&key); | |
3302 | /* 0 means an unrecognised keycode, negative means | |
3303 | dead key. Ignore both. */ | |
3304 | while (--add >= 0) | |
3305 | { | |
3306 | /* Forward asciified character sequence. */ | |
3307 | post_character_message | |
3308 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
3309 | w32_get_key_modifiers (wParam, lParam)); | |
3310 | w32_kbd_patch_key (&key); | |
3311 | } | |
3312 | return 0; | |
3313 | } | |
3314 | } | |
3315 | else | |
3316 | { | |
3317 | /* Let TranslateMessage handle everything else. */ | |
3318 | windows_translate = 1; | |
3319 | } | |
3320 | } | |
3321 | } | |
a1a80b40 | 3322 | |
adcc3809 | 3323 | translate: |
84fb1139 KH |
3324 | if (windows_translate) |
3325 | { | |
e9e23e23 | 3326 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 3327 | |
e9e23e23 GV |
3328 | windows_msg.time = GetMessageTime (); |
3329 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
3330 | goto dflt; |
3331 | } | |
3332 | ||
ee78dc32 | 3333 | /* Fall through */ |
7d0393cf | 3334 | |
ee78dc32 GV |
3335 | case WM_SYSCHAR: |
3336 | case WM_CHAR: | |
ccc2d29c GV |
3337 | post_character_message (hwnd, msg, wParam, lParam, |
3338 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 3339 | break; |
da36a4d6 | 3340 | |
5ac45f98 GV |
3341 | /* Simulate middle mouse button events when left and right buttons |
3342 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 3343 | case WM_LBUTTONDOWN: |
5ac45f98 | 3344 | case WM_RBUTTONDOWN: |
7ce9aaca | 3345 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
3346 | goto handle_plain_button; |
3347 | ||
3348 | { | |
3349 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
3350 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
3351 | ||
3cb20f4a RS |
3352 | if (button_state & this) |
3353 | return 0; | |
5ac45f98 GV |
3354 | |
3355 | if (button_state == 0) | |
3356 | SetCapture (hwnd); | |
3357 | ||
3358 | button_state |= this; | |
3359 | ||
3360 | if (button_state & other) | |
3361 | { | |
84fb1139 | 3362 | if (mouse_button_timer) |
5ac45f98 | 3363 | { |
84fb1139 KH |
3364 | KillTimer (hwnd, mouse_button_timer); |
3365 | mouse_button_timer = 0; | |
5ac45f98 GV |
3366 | |
3367 | /* Generate middle mouse event instead. */ | |
3368 | msg = WM_MBUTTONDOWN; | |
3369 | button_state |= MMOUSE; | |
3370 | } | |
3371 | else if (button_state & MMOUSE) | |
3372 | { | |
3373 | /* Ignore button event if we've already generated a | |
3374 | middle mouse down event. This happens if the | |
3375 | user releases and press one of the two buttons | |
3376 | after we've faked a middle mouse event. */ | |
3377 | return 0; | |
3378 | } | |
3379 | else | |
3380 | { | |
3381 | /* Flush out saved message. */ | |
84fb1139 | 3382 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 3383 | } |
fbd6baed | 3384 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
3385 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
3386 | ||
3387 | /* Clear message buffer. */ | |
84fb1139 | 3388 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
3389 | } |
3390 | else | |
3391 | { | |
3392 | /* Hold onto message for now. */ | |
84fb1139 | 3393 | mouse_button_timer = |
adcc3809 GV |
3394 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
3395 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
3396 | saved_mouse_button_msg.msg.hwnd = hwnd; |
3397 | saved_mouse_button_msg.msg.message = msg; | |
3398 | saved_mouse_button_msg.msg.wParam = wParam; | |
3399 | saved_mouse_button_msg.msg.lParam = lParam; | |
3400 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 3401 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
3402 | } |
3403 | } | |
3404 | return 0; | |
3405 | ||
ee78dc32 | 3406 | case WM_LBUTTONUP: |
5ac45f98 | 3407 | case WM_RBUTTONUP: |
7ce9aaca | 3408 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
3409 | goto handle_plain_button; |
3410 | ||
3411 | { | |
3412 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
3413 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
3414 | ||
3cb20f4a RS |
3415 | if ((button_state & this) == 0) |
3416 | return 0; | |
5ac45f98 GV |
3417 | |
3418 | button_state &= ~this; | |
3419 | ||
3420 | if (button_state & MMOUSE) | |
3421 | { | |
3422 | /* Only generate event when second button is released. */ | |
3423 | if ((button_state & other) == 0) | |
3424 | { | |
3425 | msg = WM_MBUTTONUP; | |
3426 | button_state &= ~MMOUSE; | |
3427 | ||
3428 | if (button_state) abort (); | |
3429 | } | |
3430 | else | |
3431 | return 0; | |
3432 | } | |
3433 | else | |
3434 | { | |
3435 | /* Flush out saved message if necessary. */ | |
84fb1139 | 3436 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 3437 | { |
84fb1139 | 3438 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
3439 | } |
3440 | } | |
fbd6baed | 3441 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
3442 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
3443 | ||
3444 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
3445 | saved_mouse_button_msg.msg.hwnd = 0; |
3446 | KillTimer (hwnd, mouse_button_timer); | |
3447 | mouse_button_timer = 0; | |
5ac45f98 GV |
3448 | |
3449 | if (button_state == 0) | |
3450 | ReleaseCapture (); | |
3451 | } | |
3452 | return 0; | |
3453 | ||
74214547 JR |
3454 | case WM_XBUTTONDOWN: |
3455 | case WM_XBUTTONUP: | |
3456 | if (w32_pass_extra_mouse_buttons_to_system) | |
3457 | goto dflt; | |
3458 | /* else fall through and process them. */ | |
ee78dc32 GV |
3459 | case WM_MBUTTONDOWN: |
3460 | case WM_MBUTTONUP: | |
5ac45f98 | 3461 | handle_plain_button: |
ee78dc32 GV |
3462 | { |
3463 | BOOL up; | |
1edf84e7 | 3464 | int button; |
ee78dc32 | 3465 | |
74214547 | 3466 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
ee78dc32 GV |
3467 | { |
3468 | if (up) ReleaseCapture (); | |
3469 | else SetCapture (hwnd); | |
7d0393cf | 3470 | button = (button == 0) ? LMOUSE : |
1edf84e7 GV |
3471 | ((button == 1) ? MMOUSE : RMOUSE); |
3472 | if (up) | |
3473 | button_state &= ~button; | |
3474 | else | |
3475 | button_state |= button; | |
ee78dc32 GV |
3476 | } |
3477 | } | |
7d0393cf | 3478 | |
fbd6baed | 3479 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 3480 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
74214547 JR |
3481 | |
3482 | /* Need to return true for XBUTTON messages, false for others, | |
3483 | to indicate that we processed the message. */ | |
3484 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); | |
5ac45f98 | 3485 | |
5ac45f98 | 3486 | case WM_MOUSEMOVE: |
9eb16b62 JR |
3487 | /* If the mouse has just moved into the frame, start tracking |
3488 | it, so we will be notified when it leaves the frame. Mouse | |
3489 | tracking only works under W98 and NT4 and later. On earlier | |
3490 | versions, there is no way of telling when the mouse leaves the | |
3491 | frame, so we just have to put up with help-echo and mouse | |
3492 | highlighting remaining while the frame is not active. */ | |
3493 | if (track_mouse_event_fn && !track_mouse_window) | |
3494 | { | |
3495 | TRACKMOUSEEVENT tme; | |
3496 | tme.cbSize = sizeof (tme); | |
3497 | tme.dwFlags = TME_LEAVE; | |
3498 | tme.hwndTrack = hwnd; | |
3499 | ||
3500 | track_mouse_event_fn (&tme); | |
3501 | track_mouse_window = hwnd; | |
3502 | } | |
3503 | case WM_VSCROLL: | |
fbd6baed | 3504 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
3505 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
3506 | { | |
fbd6baed | 3507 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
3508 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
3509 | return 0; | |
3510 | } | |
7d0393cf | 3511 | |
84fb1139 KH |
3512 | /* Hang onto mouse move and scroll messages for a bit, to avoid |
3513 | sending such events to Emacs faster than it can process them. | |
3514 | If we get more events before the timer from the first message | |
3515 | expires, we just replace the first message. */ | |
3516 | ||
3517 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
3518 | mouse_move_timer = | |
adcc3809 GV |
3519 | SetTimer (hwnd, MOUSE_MOVE_ID, |
3520 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
3521 | |
3522 | /* Hold onto message for now. */ | |
3523 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
3524 | saved_mouse_move_msg.msg.message = msg; | |
3525 | saved_mouse_move_msg.msg.wParam = wParam; | |
3526 | saved_mouse_move_msg.msg.lParam = lParam; | |
3527 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 3528 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
7d0393cf | 3529 | |
84fb1139 KH |
3530 | return 0; |
3531 | ||
1edf84e7 GV |
3532 | case WM_MOUSEWHEEL: |
3533 | wmsg.dwModifiers = w32_get_modifiers (); | |
3534 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
3535 | return 0; | |
3536 | ||
cb9e33d4 RS |
3537 | case WM_DROPFILES: |
3538 | wmsg.dwModifiers = w32_get_modifiers (); | |
3539 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
3540 | return 0; | |
3541 | ||
84fb1139 KH |
3542 | case WM_TIMER: |
3543 | /* Flush out saved messages if necessary. */ | |
3544 | if (wParam == mouse_button_timer) | |
5ac45f98 | 3545 | { |
84fb1139 KH |
3546 | if (saved_mouse_button_msg.msg.hwnd) |
3547 | { | |
3548 | post_msg (&saved_mouse_button_msg); | |
3549 | saved_mouse_button_msg.msg.hwnd = 0; | |
3550 | } | |
3551 | KillTimer (hwnd, mouse_button_timer); | |
3552 | mouse_button_timer = 0; | |
3553 | } | |
3554 | else if (wParam == mouse_move_timer) | |
3555 | { | |
3556 | if (saved_mouse_move_msg.msg.hwnd) | |
3557 | { | |
3558 | post_msg (&saved_mouse_move_msg); | |
3559 | saved_mouse_move_msg.msg.hwnd = 0; | |
3560 | } | |
3561 | KillTimer (hwnd, mouse_move_timer); | |
3562 | mouse_move_timer = 0; | |
5ac45f98 | 3563 | } |
48094ace JR |
3564 | else if (wParam == menu_free_timer) |
3565 | { | |
3566 | KillTimer (hwnd, menu_free_timer); | |
3567 | menu_free_timer = 0; | |
27605fa7 | 3568 | f = x_window_to_frame (dpyinfo, hwnd); |
48094ace JR |
3569 | if (!f->output_data.w32->menu_command_in_progress) |
3570 | { | |
3571 | /* Free memory used by owner-drawn and help-echo strings. */ | |
3572 | w32_free_menu_strings (hwnd); | |
3573 | f->output_data.w32->menubar_active = 0; | |
3574 | } | |
3575 | } | |
5ac45f98 | 3576 | return 0; |
7d0393cf | 3577 | |
84fb1139 KH |
3578 | case WM_NCACTIVATE: |
3579 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 3580 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
3581 | The only indication we get that something happened is receiving |
3582 | this message afterwards. So this is a good time to reset our | |
3583 | keyboard modifiers' state. */ | |
3584 | reset_modifiers (); | |
3585 | goto dflt; | |
da36a4d6 | 3586 | |
1edf84e7 | 3587 | case WM_INITMENU: |
487163ac AI |
3588 | button_state = 0; |
3589 | ReleaseCapture (); | |
1edf84e7 GV |
3590 | /* We must ensure menu bar is fully constructed and up to date |
3591 | before allowing user interaction with it. To achieve this | |
3592 | we send this message to the lisp thread and wait for a | |
3593 | reply (whose value is not actually needed) to indicate that | |
3594 | the menu bar is now ready for use, so we can now return. | |
3595 | ||
3596 | To remain responsive in the meantime, we enter a nested message | |
3597 | loop that can process all other messages. | |
3598 | ||
3599 | However, we skip all this if the message results from calling | |
3600 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
3601 | thread a message because it is blocked on us at this point. We | |
3602 | set menubar_active before calling TrackPopupMenu to indicate | |
3603 | this (there is no possibility of confusion with real menubar | |
3604 | being active). */ | |
3605 | ||
3606 | f = x_window_to_frame (dpyinfo, hwnd); | |
3607 | if (f | |
3608 | && (f->output_data.w32->menubar_active | |
3609 | /* We can receive this message even in the absence of a | |
3610 | menubar (ie. when the system menu is activated) - in this | |
3611 | case we do NOT want to forward the message, otherwise it | |
3612 | will cause the menubar to suddenly appear when the user | |
3613 | had requested it to be turned off! */ | |
3614 | || f->output_data.w32->menubar_widget == NULL)) | |
3615 | return 0; | |
3616 | ||
3617 | { | |
3618 | deferred_msg msg_buf; | |
3619 | ||
3620 | /* Detect if message has already been deferred; in this case | |
3621 | we cannot return any sensible value to ignore this. */ | |
3622 | if (find_deferred_msg (hwnd, msg) != NULL) | |
3623 | abort (); | |
3624 | ||
3625 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
3626 | } | |
3627 | ||
3628 | case WM_EXITMENULOOP: | |
3629 | f = x_window_to_frame (dpyinfo, hwnd); | |
3630 | ||
48094ace JR |
3631 | /* If a menu command is not already in progress, check again |
3632 | after a short delay, since Windows often (always?) sends the | |
3633 | WM_EXITMENULOOP before the corresponding WM_COMMAND message. */ | |
3634 | if (f && !f->output_data.w32->menu_command_in_progress) | |
3635 | menu_free_timer = SetTimer (hwnd, MENU_FREE_ID, MENU_FREE_DELAY, NULL); | |
1edf84e7 GV |
3636 | goto dflt; |
3637 | ||
126f2e35 | 3638 | case WM_MENUSELECT: |
4e3a1c61 JR |
3639 | /* Direct handling of help_echo in menus. Should be safe now |
3640 | that we generate the help_echo by placing a help event in the | |
3641 | keyboard buffer. */ | |
ca56d953 | 3642 | { |
ca56d953 JR |
3643 | HMENU menu = (HMENU) lParam; |
3644 | UINT menu_item = (UINT) LOWORD (wParam); | |
3645 | UINT flags = (UINT) HIWORD (wParam); | |
3646 | ||
4e3a1c61 | 3647 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 3648 | } |
126f2e35 JR |
3649 | return 0; |
3650 | ||
87996783 GV |
3651 | case WM_MEASUREITEM: |
3652 | f = x_window_to_frame (dpyinfo, hwnd); | |
3653 | if (f) | |
3654 | { | |
3655 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
3656 | ||
3657 | if (pMis->CtlType == ODT_MENU) | |
3658 | { | |
3659 | /* Work out dimensions for popup menu titles. */ | |
3660 | char * title = (char *) pMis->itemData; | |
3661 | HDC hdc = GetDC (hwnd); | |
3662 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
3663 | LOGFONT menu_logfont; | |
3664 | HFONT old_font; | |
3665 | SIZE size; | |
3666 | ||
3667 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
3668 | menu_logfont.lfWeight = FW_BOLD; | |
3669 | menu_font = CreateFontIndirect (&menu_logfont); | |
3670 | old_font = SelectObject (hdc, menu_font); | |
3671 | ||
dfff8a69 JR |
3672 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
3673 | if (title) | |
3674 | { | |
3675 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
3676 | pMis->itemWidth = size.cx; | |
3677 | if (pMis->itemHeight < size.cy) | |
3678 | pMis->itemHeight = size.cy; | |
3679 | } | |
3680 | else | |
3681 | pMis->itemWidth = 0; | |
87996783 GV |
3682 | |
3683 | SelectObject (hdc, old_font); | |
3684 | DeleteObject (menu_font); | |
3685 | ReleaseDC (hwnd, hdc); | |
3686 | return TRUE; | |
3687 | } | |
3688 | } | |
3689 | return 0; | |
3690 | ||
3691 | case WM_DRAWITEM: | |
3692 | f = x_window_to_frame (dpyinfo, hwnd); | |
3693 | if (f) | |
3694 | { | |
3695 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
3696 | ||
3697 | if (pDis->CtlType == ODT_MENU) | |
3698 | { | |
3699 | /* Draw popup menu title. */ | |
3700 | char * title = (char *) pDis->itemData; | |
212da13b JR |
3701 | if (title) |
3702 | { | |
3703 | HDC hdc = pDis->hDC; | |
3704 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
3705 | LOGFONT menu_logfont; | |
3706 | HFONT old_font; | |
3707 | ||
3708 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
3709 | menu_logfont.lfWeight = FW_BOLD; | |
3710 | menu_font = CreateFontIndirect (&menu_logfont); | |
3711 | old_font = SelectObject (hdc, menu_font); | |
3712 | ||
3713 | /* Always draw title as if not selected. */ | |
3714 | ExtTextOut (hdc, | |
3715 | pDis->rcItem.left | |
3716 | + GetSystemMetrics (SM_CXMENUCHECK), | |
3717 | pDis->rcItem.top, | |
3718 | ETO_OPAQUE, &pDis->rcItem, | |
3719 | title, strlen (title), NULL); | |
3720 | ||
3721 | SelectObject (hdc, old_font); | |
3722 | DeleteObject (menu_font); | |
3723 | } | |
87996783 GV |
3724 | return TRUE; |
3725 | } | |
3726 | } | |
3727 | return 0; | |
3728 | ||
1edf84e7 GV |
3729 | #if 0 |
3730 | /* Still not right - can't distinguish between clicks in the | |
3731 | client area of the frame from clicks forwarded from the scroll | |
3732 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
3733 | position and then check if it is in the client area ourselves. */ | |
3734 | case WM_MOUSEACTIVATE: | |
3735 | /* Discard the mouse click that activates a frame, allowing the | |
3736 | user to click anywhere without changing point (or worse!). | |
3737 | Don't eat mouse clicks on scrollbars though!! */ | |
3738 | if (LOWORD (lParam) == HTCLIENT ) | |
3739 | return MA_ACTIVATEANDEAT; | |
3740 | goto dflt; | |
3741 | #endif | |
3742 | ||
9eb16b62 JR |
3743 | case WM_MOUSELEAVE: |
3744 | /* No longer tracking mouse. */ | |
3745 | track_mouse_window = NULL; | |
3746 | ||
1edf84e7 | 3747 | case WM_ACTIVATEAPP: |
ccc2d29c | 3748 | case WM_ACTIVATE: |
1edf84e7 GV |
3749 | case WM_WINDOWPOSCHANGED: |
3750 | case WM_SHOWWINDOW: | |
3751 | /* Inform lisp thread that a frame might have just been obscured | |
3752 | or exposed, so should recheck visibility of all frames. */ | |
3753 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
3754 | goto dflt; | |
3755 | ||
da36a4d6 | 3756 | case WM_SETFOCUS: |
adcc3809 GV |
3757 | dpyinfo->faked_key = 0; |
3758 | reset_modifiers (); | |
ccc2d29c GV |
3759 | register_hot_keys (hwnd); |
3760 | goto command; | |
8681157a | 3761 | case WM_KILLFOCUS: |
ccc2d29c | 3762 | unregister_hot_keys (hwnd); |
487163ac AI |
3763 | button_state = 0; |
3764 | ReleaseCapture (); | |
65906840 JR |
3765 | /* Relinquish the system caret. */ |
3766 | if (w32_system_caret_hwnd) | |
3767 | { | |
93f2ca61 | 3768 | w32_visible_system_caret_hwnd = NULL; |
d285988b JR |
3769 | w32_system_caret_hwnd = NULL; |
3770 | DestroyCaret (); | |
65906840 | 3771 | } |
48094ace JR |
3772 | goto command; |
3773 | case WM_COMMAND: | |
3774 | f = x_window_to_frame (dpyinfo, hwnd); | |
3775 | if (f && HIWORD (wParam) == 0) | |
3776 | { | |
3777 | f->output_data.w32->menu_command_in_progress = 1; | |
3778 | if (menu_free_timer) | |
3779 | { | |
3780 | KillTimer (hwnd, menu_free_timer); | |
7d0393cf | 3781 | menu_free_timer = 0; |
48094ace JR |
3782 | } |
3783 | } | |
ee78dc32 GV |
3784 | case WM_MOVE: |
3785 | case WM_SIZE: | |
ccc2d29c | 3786 | command: |
fbd6baed | 3787 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
3788 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
3789 | goto dflt; | |
8847d890 RS |
3790 | |
3791 | case WM_CLOSE: | |
fbd6baed | 3792 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
3793 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
3794 | return 0; | |
3795 | ||
ee78dc32 | 3796 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
3797 | /* Don't restrict the sizing of tip frames. */ |
3798 | if (hwnd == tip_window) | |
3799 | return 0; | |
ee78dc32 GV |
3800 | { |
3801 | WINDOWPLACEMENT wp; | |
3802 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
3803 | |
3804 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 | 3805 | GetWindowPlacement (hwnd, &wp); |
7d0393cf | 3806 | |
1edf84e7 | 3807 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
3808 | { |
3809 | RECT rect; | |
3810 | int wdiff; | |
3811 | int hdiff; | |
1edf84e7 GV |
3812 | DWORD font_width; |
3813 | DWORD line_height; | |
3814 | DWORD internal_border; | |
3815 | DWORD scrollbar_extra; | |
ee78dc32 | 3816 | RECT wr; |
7d0393cf | 3817 | |
5ac45f98 | 3818 | wp.length = sizeof(wp); |
ee78dc32 | 3819 | GetWindowRect (hwnd, &wr); |
7d0393cf | 3820 | |
3c190163 | 3821 | enter_crit (); |
7d0393cf | 3822 | |
1edf84e7 GV |
3823 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
3824 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
3825 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
3826 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
7d0393cf | 3827 | |
3c190163 | 3828 | leave_crit (); |
7d0393cf | 3829 | |
ee78dc32 | 3830 | memset (&rect, 0, sizeof (rect)); |
7d0393cf | 3831 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), |
ee78dc32 GV |
3832 | GetMenu (hwnd) != NULL); |
3833 | ||
1edf84e7 GV |
3834 | /* Force width and height of client area to be exact |
3835 | multiples of the character cell dimensions. */ | |
3836 | wdiff = (lppos->cx - (rect.right - rect.left) | |
3837 | - 2 * internal_border - scrollbar_extra) | |
3838 | % font_width; | |
3839 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
3840 | - 2 * internal_border) | |
3841 | % line_height; | |
7d0393cf | 3842 | |
ee78dc32 GV |
3843 | if (wdiff || hdiff) |
3844 | { | |
7d0393cf JB |
3845 | /* For right/bottom sizing we can just fix the sizes. |
3846 | However for top/left sizing we will need to fix the X | |
ee78dc32 | 3847 | and Y positions as well. */ |
7d0393cf | 3848 | |
ee78dc32 GV |
3849 | lppos->cx -= wdiff; |
3850 | lppos->cy -= hdiff; | |
7d0393cf JB |
3851 | |
3852 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 3853 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
3854 | { |
3855 | if (lppos->x != wr.left || lppos->y != wr.top) | |
3856 | { | |
3857 | lppos->x += wdiff; | |
3858 | lppos->y += hdiff; | |
3859 | } | |
3860 | else | |
3861 | { | |
3862 | lppos->flags |= SWP_NOMOVE; | |
3863 | } | |
3864 | } | |
7d0393cf | 3865 | |
1edf84e7 | 3866 | return 0; |
ee78dc32 GV |
3867 | } |
3868 | } | |
3869 | } | |
7d0393cf | 3870 | |
ee78dc32 | 3871 | goto dflt; |
1edf84e7 | 3872 | |
b1f918f8 GV |
3873 | case WM_GETMINMAXINFO: |
3874 | /* Hack to correct bug that allows Emacs frames to be resized | |
3875 | below the Minimum Tracking Size. */ | |
3876 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
3877 | /* Hack to allow resizing the Emacs frame above the screen size. |
3878 | Note that Windows 9x limits coordinates to 16-bits. */ | |
3879 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
3880 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
3881 | return 0; |
3882 | ||
c9b2104d JR |
3883 | case WM_SETCURSOR: |
3884 | if (LOWORD (lParam) == HTCLIENT) | |
3885 | return 0; | |
3886 | ||
3887 | goto dflt; | |
c922a224 | 3888 | |
c9b2104d JR |
3889 | case WM_EMACS_SETCURSOR: |
3890 | { | |
3891 | Cursor cursor = (Cursor) wParam; | |
3892 | if (cursor) | |
3893 | SetCursor (cursor); | |
3894 | return 0; | |
3895 | } | |
c922a224 | 3896 | |
1edf84e7 GV |
3897 | case WM_EMACS_CREATESCROLLBAR: |
3898 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
3899 | (struct scroll_bar *) lParam); | |
3900 | ||
5ac45f98 | 3901 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
3902 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
3903 | ||
dfdb4047 | 3904 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
3905 | { |
3906 | HWND foreground_window; | |
3907 | DWORD foreground_thread, retval; | |
3908 | ||
3909 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
3910 | attach to the thread that currently has focus in order to | |
3911 | pull the focus away from it. */ | |
3912 | foreground_window = GetForegroundWindow (); | |
3913 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
3914 | if (!foreground_window | |
3915 | || foreground_thread == GetCurrentThreadId () | |
3916 | || !AttachThreadInput (GetCurrentThreadId (), | |
3917 | foreground_thread, TRUE)) | |
3918 | foreground_thread = 0; | |
3919 | ||
3920 | retval = SetForegroundWindow ((HWND) wParam); | |
3921 | ||
3922 | /* Detach from the previous foreground thread. */ | |
3923 | if (foreground_thread) | |
3924 | AttachThreadInput (GetCurrentThreadId (), | |
3925 | foreground_thread, FALSE); | |
3926 | ||
3927 | return retval; | |
3928 | } | |
dfdb4047 | 3929 | |
5ac45f98 GV |
3930 | case WM_EMACS_SETWINDOWPOS: |
3931 | { | |
1edf84e7 GV |
3932 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
3933 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
3934 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
3935 | } | |
1edf84e7 | 3936 | |
ee78dc32 | 3937 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 3938 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
3939 | return DestroyWindow ((HWND) wParam); |
3940 | ||
93f2ca61 JR |
3941 | case WM_EMACS_HIDE_CARET: |
3942 | return HideCaret (hwnd); | |
3943 | ||
3944 | case WM_EMACS_SHOW_CARET: | |
3945 | return ShowCaret (hwnd); | |
3946 | ||
65906840 JR |
3947 | case WM_EMACS_DESTROY_CARET: |
3948 | w32_system_caret_hwnd = NULL; | |
93f2ca61 | 3949 | w32_visible_system_caret_hwnd = NULL; |
65906840 JR |
3950 | return DestroyCaret (); |
3951 | ||
3952 | case WM_EMACS_TRACK_CARET: | |
3953 | /* If there is currently no system caret, create one. */ | |
3954 | if (w32_system_caret_hwnd == NULL) | |
3955 | { | |
93f2ca61 JR |
3956 | /* Use the default caret width, and avoid changing it |
3957 | unneccesarily, as it confuses screen reader software. */ | |
65906840 | 3958 | w32_system_caret_hwnd = hwnd; |
93f2ca61 | 3959 | CreateCaret (hwnd, NULL, 0, |
65906840 JR |
3960 | w32_system_caret_height); |
3961 | } | |
7d0393cf | 3962 | |
93f2ca61 JR |
3963 | if (!SetCaretPos (w32_system_caret_x, w32_system_caret_y)) |
3964 | return 0; | |
3965 | /* Ensure visible caret gets turned on when requested. */ | |
3966 | else if (w32_use_visible_system_caret | |
3967 | && w32_visible_system_caret_hwnd != hwnd) | |
3968 | { | |
3969 | w32_visible_system_caret_hwnd = hwnd; | |
3970 | return ShowCaret (hwnd); | |
3971 | } | |
3972 | /* Ensure visible caret gets turned off when requested. */ | |
3973 | else if (!w32_use_visible_system_caret | |
3974 | && w32_visible_system_caret_hwnd) | |
3975 | { | |
3976 | w32_visible_system_caret_hwnd = NULL; | |
3977 | return HideCaret (hwnd); | |
3978 | } | |
3979 | else | |
3980 | return 1; | |
65906840 | 3981 | |
1edf84e7 GV |
3982 | case WM_EMACS_TRACKPOPUPMENU: |
3983 | { | |
3984 | UINT flags; | |
3985 | POINT *pos; | |
3986 | int retval; | |
3987 | pos = (POINT *)lParam; | |
3988 | flags = TPM_CENTERALIGN; | |
3989 | if (button_state & LMOUSE) | |
3990 | flags |= TPM_LEFTBUTTON; | |
3991 | else if (button_state & RMOUSE) | |
3992 | flags |= TPM_RIGHTBUTTON; | |
7d0393cf | 3993 | |
87996783 GV |
3994 | /* Remember we did a SetCapture on the initial mouse down event, |
3995 | so for safety, we make sure the capture is cancelled now. */ | |
3996 | ReleaseCapture (); | |
490822ff | 3997 | button_state = 0; |
87996783 | 3998 | |
1edf84e7 GV |
3999 | /* Use menubar_active to indicate that WM_INITMENU is from |
4000 | TrackPopupMenu below, and should be ignored. */ | |
4001 | f = x_window_to_frame (dpyinfo, hwnd); | |
4002 | if (f) | |
4003 | f->output_data.w32->menubar_active = 1; | |
7d0393cf JB |
4004 | |
4005 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
1edf84e7 GV |
4006 | 0, hwnd, NULL)) |
4007 | { | |
4008 | MSG amsg; | |
4009 | /* Eat any mouse messages during popupmenu */ | |
4010 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
4011 | PM_REMOVE)); | |
4012 | /* Get the menu selection, if any */ | |
4013 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
4014 | { | |
4015 | retval = LOWORD (amsg.wParam); | |
4016 | } | |
4017 | else | |
4018 | { | |
4019 | retval = 0; | |
4020 | } | |
1edf84e7 GV |
4021 | } |
4022 | else | |
4023 | { | |
4024 | retval = -1; | |
4025 | } | |
4026 | ||
4027 | return retval; | |
4028 | } | |
4029 | ||
ee78dc32 | 4030 | default: |
93fbe8b7 GV |
4031 | /* Check for messages registered at runtime. */ |
4032 | if (msg == msh_mousewheel) | |
4033 | { | |
4034 | wmsg.dwModifiers = w32_get_modifiers (); | |
4035 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4036 | return 0; | |
4037 | } | |
7d0393cf | 4038 | |
ee78dc32 GV |
4039 | dflt: |
4040 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
4041 | } | |
7d0393cf | 4042 | |
1edf84e7 GV |
4043 | |
4044 | /* The most common default return code for handled messages is 0. */ | |
4045 | return 0; | |
ee78dc32 GV |
4046 | } |
4047 | ||
7d0393cf | 4048 | void |
ee78dc32 GV |
4049 | my_create_window (f) |
4050 | struct frame * f; | |
4051 | { | |
4052 | MSG msg; | |
4053 | ||
1edf84e7 GV |
4054 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
4055 | abort (); | |
ee78dc32 GV |
4056 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
4057 | } | |
4058 | ||
ca56d953 JR |
4059 | |
4060 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
4061 | indirectly via the Window thread, as we do not need to process Window | |
4062 | messages for the tooltip. Creating tooltips indirectly also creates | |
4063 | deadlocks when tooltips are created for menu items. */ | |
7d0393cf | 4064 | void |
ca56d953 JR |
4065 | my_create_tip_window (f) |
4066 | struct frame *f; | |
4067 | { | |
bfd6edcc | 4068 | RECT rect; |
ca56d953 | 4069 | |
bfd6edcc | 4070 | rect.left = rect.top = 0; |
be786000 KS |
4071 | rect.right = FRAME_PIXEL_WIDTH (f); |
4072 | rect.bottom = FRAME_PIXEL_HEIGHT (f); | |
bfd6edcc JR |
4073 | |
4074 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
4075 | FRAME_EXTERNAL_MENU_BAR (f)); | |
4076 | ||
4077 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
4078 | = CreateWindow (EMACS_CLASS, |
4079 | f->namebuf, | |
4080 | f->output_data.w32->dwStyle, | |
be786000 KS |
4081 | f->left_pos, |
4082 | f->top_pos, | |
bfd6edcc JR |
4083 | rect.right - rect.left, |
4084 | rect.bottom - rect.top, | |
ca56d953 JR |
4085 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
4086 | NULL, | |
4087 | hinst, | |
4088 | NULL); | |
4089 | ||
bfd6edcc | 4090 | if (tip_window) |
ca56d953 | 4091 | { |
be786000 KS |
4092 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
4093 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
4094 | SetWindowLong (tip_window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
bfd6edcc JR |
4095 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
4096 | ||
4097 | /* Tip frames have no scrollbars. */ | |
4098 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
4099 | |
4100 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 4101 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
4102 | } |
4103 | } | |
4104 | ||
4105 | ||
fbd6baed | 4106 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
4107 | |
4108 | static void | |
fbd6baed | 4109 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
4110 | struct frame *f; |
4111 | long window_prompting; | |
4112 | int minibuffer_only; | |
4113 | { | |
4114 | BLOCK_INPUT; | |
4115 | ||
4116 | /* Use the resource name as the top-level window name | |
4117 | for looking up resources. Make a non-Lisp copy | |
4118 | for the window manager, so GC relocation won't bother it. | |
4119 | ||
4120 | Elsewhere we specify the window name for the window manager. */ | |
7d0393cf | 4121 | |
ee78dc32 | 4122 | { |
d5db4077 | 4123 | char *str = (char *) SDATA (Vx_resource_name); |
ee78dc32 GV |
4124 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
4125 | strcpy (f->namebuf, str); | |
4126 | } | |
4127 | ||
4128 | my_create_window (f); | |
4129 | ||
4130 | validate_x_resource_name (); | |
4131 | ||
4132 | /* x_set_name normally ignores requests to set the name if the | |
4133 | requested name is the same as the current name. This is the one | |
4134 | place where that assumption isn't correct; f->name is set, but | |
4135 | the server hasn't been told. */ | |
4136 | { | |
4137 | Lisp_Object name; | |
4138 | int explicit = f->explicit_name; | |
4139 | ||
4140 | f->explicit_name = 0; | |
4141 | name = f->name; | |
4142 | f->name = Qnil; | |
4143 | x_set_name (f, name, explicit); | |
4144 | } | |
4145 | ||
4146 | UNBLOCK_INPUT; | |
4147 | ||
4148 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4149 | initialize_frame_menubar (f); | |
4150 | ||
fbd6baed | 4151 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
4152 | error ("Unable to create window"); |
4153 | } | |
4154 | ||
4155 | /* Handle the icon stuff for this window. Perhaps later we might | |
4156 | want an x_set_icon_position which can be called interactively as | |
4157 | well. */ | |
4158 | ||
4159 | static void | |
4160 | x_icon (f, parms) | |
4161 | struct frame *f; | |
4162 | Lisp_Object parms; | |
4163 | { | |
4164 | Lisp_Object icon_x, icon_y; | |
4165 | ||
e9e23e23 | 4166 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 4167 | icons in the tray. */ |
6fc2811b JR |
4168 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
4169 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
4170 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
4171 | { | |
b7826503 PJ |
4172 | CHECK_NUMBER (icon_x); |
4173 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
4174 | } |
4175 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
4176 | error ("Both left and top icon corners of icon must be specified"); | |
4177 | ||
4178 | BLOCK_INPUT; | |
4179 | ||
4180 | if (! EQ (icon_x, Qunbound)) | |
4181 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
4182 | ||
1edf84e7 GV |
4183 | #if 0 /* TODO */ |
4184 | /* Start up iconic or window? */ | |
4185 | x_wm_set_window_state | |
6fc2811b | 4186 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
4187 | ? IconicState |
4188 | : NormalState)); | |
4189 | ||
d5db4077 | 4190 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
1edf84e7 | 4191 | ? f->icon_name |
d5db4077 | 4192 | : f->name))); |
1edf84e7 GV |
4193 | #endif |
4194 | ||
ee78dc32 GV |
4195 | UNBLOCK_INPUT; |
4196 | } | |
4197 | ||
6fc2811b JR |
4198 | |
4199 | static void | |
4200 | x_make_gc (f) | |
4201 | struct frame *f; | |
4202 | { | |
4203 | XGCValues gc_values; | |
4204 | ||
4205 | BLOCK_INPUT; | |
4206 | ||
4207 | /* Create the GC's of this frame. | |
4208 | Note that many default values are used. */ | |
4209 | ||
4210 | /* Normal video */ | |
be786000 | 4211 | gc_values.font = FRAME_FONT (f); |
6fc2811b JR |
4212 | |
4213 | /* Cursor has cursor-color background, background-color foreground. */ | |
4214 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
4215 | gc_values.background = f->output_data.w32->cursor_pixel; | |
4216 | f->output_data.w32->cursor_gc | |
4217 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
4218 | (GCFont | GCForeground | GCBackground), | |
4219 | &gc_values); | |
4220 | ||
4221 | /* Reliefs. */ | |
4222 | f->output_data.w32->white_relief.gc = 0; | |
4223 | f->output_data.w32->black_relief.gc = 0; | |
4224 | ||
4225 | UNBLOCK_INPUT; | |
4226 | } | |
4227 | ||
4228 | ||
937e601e AI |
4229 | /* Handler for signals raised during x_create_frame and |
4230 | x_create_top_frame. FRAME is the frame which is partially | |
4231 | constructed. */ | |
4232 | ||
4233 | static Lisp_Object | |
4234 | unwind_create_frame (frame) | |
4235 | Lisp_Object frame; | |
4236 | { | |
4237 | struct frame *f = XFRAME (frame); | |
4238 | ||
4239 | /* If frame is ``official'', nothing to do. */ | |
4240 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4241 | { | |
4242 | #ifdef GLYPH_DEBUG | |
4243 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
4244 | #endif | |
7d0393cf | 4245 | |
937e601e AI |
4246 | x_free_frame_resources (f); |
4247 | ||
4248 | /* Check that reference counts are indeed correct. */ | |
4249 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4250 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
4251 | |
4252 | return Qt; | |
937e601e | 4253 | } |
7d0393cf | 4254 | |
937e601e AI |
4255 | return Qnil; |
4256 | } | |
4257 | ||
4258 | ||
ee78dc32 GV |
4259 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
4260 | 1, 1, 0, | |
74e1aeec JR |
4261 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
4262 | Returns an Emacs frame object. | |
4263 | ALIST is an alist of frame parameters. | |
4264 | If the parameters specify that the frame should not have a minibuffer, | |
4265 | and do not specify a specific minibuffer window to use, | |
4266 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
4267 | be shared by the new frame. | |
4268 | ||
4269 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
4270 | (parms) |
4271 | Lisp_Object parms; | |
4272 | { | |
4273 | struct frame *f; | |
4274 | Lisp_Object frame, tem; | |
4275 | Lisp_Object name; | |
4276 | int minibuffer_only = 0; | |
4277 | long window_prompting = 0; | |
4278 | int width, height; | |
331379bf | 4279 | int count = SPECPDL_INDEX (); |
1edf84e7 | 4280 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 4281 | Lisp_Object display; |
6fc2811b | 4282 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
4283 | Lisp_Object parent; |
4284 | struct kboard *kb; | |
4285 | ||
4587b026 GV |
4286 | check_w32 (); |
4287 | ||
ee78dc32 GV |
4288 | /* Use this general default value to start with |
4289 | until we know if this frame has a specified name. */ | |
4290 | Vx_resource_name = Vinvocation_name; | |
4291 | ||
6fc2811b | 4292 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
4293 | if (EQ (display, Qunbound)) |
4294 | display = Qnil; | |
4295 | dpyinfo = check_x_display_info (display); | |
4296 | #ifdef MULTI_KBOARD | |
4297 | kb = dpyinfo->kboard; | |
4298 | #else | |
4299 | kb = &the_only_kboard; | |
4300 | #endif | |
4301 | ||
6fc2811b | 4302 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
4303 | if (!STRINGP (name) |
4304 | && ! EQ (name, Qunbound) | |
4305 | && ! NILP (name)) | |
4306 | error ("Invalid frame name--not a string or nil"); | |
4307 | ||
4308 | if (STRINGP (name)) | |
4309 | Vx_resource_name = name; | |
4310 | ||
4311 | /* See if parent window is specified. */ | |
6fc2811b | 4312 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
4313 | if (EQ (parent, Qunbound)) |
4314 | parent = Qnil; | |
4315 | if (! NILP (parent)) | |
b7826503 | 4316 | CHECK_NUMBER (parent); |
ee78dc32 | 4317 | |
1edf84e7 GV |
4318 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4319 | /* No need to protect DISPLAY because that's not used after passing | |
4320 | it to make_frame_without_minibuffer. */ | |
4321 | frame = Qnil; | |
4322 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
4323 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
4324 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
4325 | if (EQ (tem, Qnone) || NILP (tem)) |
4326 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
4327 | else if (EQ (tem, Qonly)) | |
4328 | { | |
4329 | f = make_minibuffer_frame (); | |
4330 | minibuffer_only = 1; | |
4331 | } | |
4332 | else if (WINDOWP (tem)) | |
4333 | f = make_frame_without_minibuffer (tem, kb, display); | |
4334 | else | |
4335 | f = make_frame (1); | |
4336 | ||
1edf84e7 GV |
4337 | XSETFRAME (frame, f); |
4338 | ||
ee78dc32 GV |
4339 | /* Note that Windows does support scroll bars. */ |
4340 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
6d906347 | 4341 | |
5ac45f98 | 4342 | /* By default, make scrollbars the system standard width. */ |
be786000 | 4343 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
ee78dc32 | 4344 | |
fbd6baed | 4345 | f->output_method = output_w32; |
6fc2811b JR |
4346 | f->output_data.w32 = |
4347 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 4348 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 4349 | FRAME_FONTSET (f) = -1; |
937e601e | 4350 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 4351 | |
1edf84e7 | 4352 | f->icon_name |
6fc2811b | 4353 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
4354 | if (! STRINGP (f->icon_name)) |
4355 | f->icon_name = Qnil; | |
4356 | ||
fbd6baed | 4357 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
4358 | #ifdef MULTI_KBOARD |
4359 | FRAME_KBOARD (f) = kb; | |
4360 | #endif | |
4361 | ||
4362 | /* Specify the parent under which to make this window. */ | |
4363 | ||
4364 | if (!NILP (parent)) | |
4365 | { | |
1660f34a | 4366 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 4367 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
4368 | } |
4369 | else | |
4370 | { | |
fbd6baed GV |
4371 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
4372 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
4373 | } |
4374 | ||
ee78dc32 GV |
4375 | /* Set the name; the functions to which we pass f expect the name to |
4376 | be set. */ | |
4377 | if (EQ (name, Qunbound) || NILP (name)) | |
4378 | { | |
fbd6baed | 4379 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
4380 | f->explicit_name = 0; |
4381 | } | |
4382 | else | |
4383 | { | |
4384 | f->name = name; | |
4385 | f->explicit_name = 1; | |
4386 | /* use the frame's title when getting resources for this frame. */ | |
4387 | specbind (Qx_resource_name, name); | |
4388 | } | |
4389 | ||
4390 | /* Extract the window parameters from the supplied values | |
4391 | that are needed to determine window geometry. */ | |
4392 | { | |
4393 | Lisp_Object font; | |
4394 | ||
6fc2811b JR |
4395 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
4396 | ||
ee78dc32 GV |
4397 | BLOCK_INPUT; |
4398 | /* First, try whatever font the caller has specified. */ | |
4399 | if (STRINGP (font)) | |
4587b026 GV |
4400 | { |
4401 | tem = Fquery_fontset (font, Qnil); | |
4402 | if (STRINGP (tem)) | |
d5db4077 | 4403 | font = x_new_fontset (f, SDATA (tem)); |
4587b026 | 4404 | else |
d5db4077 | 4405 | font = x_new_font (f, SDATA (font)); |
4587b026 | 4406 | } |
ee78dc32 GV |
4407 | /* Try out a font which we hope has bold and italic variations. */ |
4408 | if (!STRINGP (font)) | |
e39649be | 4409 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 4410 | if (! STRINGP (font)) |
6fc2811b | 4411 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
4412 | /* If those didn't work, look for something which will at least work. */ |
4413 | if (! STRINGP (font)) | |
6fc2811b | 4414 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
4415 | UNBLOCK_INPUT; |
4416 | if (! STRINGP (font)) | |
1edf84e7 | 4417 | font = build_string ("Fixedsys"); |
ee78dc32 | 4418 | |
7d0393cf | 4419 | x_default_parameter (f, parms, Qfont, font, |
6fc2811b | 4420 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
4421 | } |
4422 | ||
4423 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 4424 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
4425 | /* This defaults to 2 in order to match xterm. We recognize either |
4426 | internalBorderWidth or internalBorder (which is what xterm calls | |
4427 | it). */ | |
4428 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4429 | { | |
4430 | Lisp_Object value; | |
4431 | ||
6fc2811b | 4432 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 4433 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
4434 | if (! EQ (value, Qunbound)) |
4435 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4436 | parms); | |
4437 | } | |
1edf84e7 | 4438 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 4439 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
4440 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
4441 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
4442 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
4443 | |
4444 | /* Also do the stuff which must be set before the window exists. */ | |
4445 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 4446 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 4447 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 4448 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 4449 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 4450 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 4451 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 4452 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 4453 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
4454 | "borderColor", "BorderColor", RES_TYPE_STRING); |
4455 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
4456 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
4457 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4458 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
4459 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
4460 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
4461 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
4462 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 4463 | |
ee78dc32 | 4464 | |
6fc2811b JR |
4465 | /* Init faces before x_default_parameter is called for scroll-bar |
4466 | parameters because that function calls x_set_scroll_bar_width, | |
4467 | which calls change_frame_size, which calls Fset_window_buffer, | |
4468 | which runs hooks, which call Fvertical_motion. At the end, we | |
4469 | end up in init_iterator with a null face cache, which should not | |
4470 | happen. */ | |
4471 | init_frame_faces (f); | |
7d0393cf | 4472 | |
ee78dc32 | 4473 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b | 4474 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
d3109773 | 4475 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
6fc2811b | 4476 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
919f1e88 | 4477 | |
1edf84e7 | 4478 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 4479 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 4480 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 4481 | "title", "Title", RES_TYPE_STRING); |
f7b9d4d1 JR |
4482 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
4483 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
ee78dc32 | 4484 | |
fbd6baed GV |
4485 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
4486 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e | 4487 | |
c9b2104d JR |
4488 | f->output_data.w32->text_cursor = w32_load_cursor (IDC_IBEAM); |
4489 | f->output_data.w32->nontext_cursor = w32_load_cursor (IDC_ARROW); | |
4490 | f->output_data.w32->modeline_cursor = w32_load_cursor (IDC_ARROW); | |
7d63e5e3 | 4491 | f->output_data.w32->hand_cursor = w32_load_cursor (IDC_HAND); |
c9b2104d JR |
4492 | f->output_data.w32->hourglass_cursor = w32_load_cursor (IDC_WAIT); |
4493 | f->output_data.w32->horizontal_drag_cursor = w32_load_cursor (IDC_SIZEWE); | |
c9b2104d | 4494 | |
6d906347 | 4495 | window_prompting = x_figure_window_size (f, parms, 1); |
ee78dc32 | 4496 | |
6fc2811b JR |
4497 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4498 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4499 | ||
fbd6baed | 4500 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 4501 | x_icon (f, parms); |
6fc2811b JR |
4502 | |
4503 | x_make_gc (f); | |
4504 | ||
4505 | /* Now consider the frame official. */ | |
4506 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
4507 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
4508 | |
4509 | /* We need to do this after creating the window, so that the | |
4510 | icon-creation functions can say whose icon they're describing. */ | |
4511 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 4512 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
4513 | |
4514 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 4515 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 4516 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 4517 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 4518 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
4519 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
4520 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
4521 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 | 4522 | |
be786000 | 4523 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
ee78dc32 | 4524 | Change will not be effected unless different from the current |
be786000 KS |
4525 | FRAME_LINES (f). */ |
4526 | width = FRAME_COLS (f); | |
4527 | height = FRAME_LINES (f); | |
dc220243 | 4528 | |
be786000 KS |
4529 | FRAME_LINES (f) = 0; |
4530 | SET_FRAME_COLS (f, 0); | |
6fc2811b JR |
4531 | change_frame_size (f, height, width, 1, 0, 0); |
4532 | ||
6fc2811b JR |
4533 | /* Tell the server what size and position, etc, we want, and how |
4534 | badly we want them. This should be done after we have the menu | |
4535 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
4536 | BLOCK_INPUT; |
4537 | x_wm_set_size_hint (f, window_prompting, 0); | |
4538 | UNBLOCK_INPUT; | |
4539 | ||
815d969e JR |
4540 | /* Avoid a bug that causes the new frame to never become visible if |
4541 | an echo area message is displayed during the following call1. */ | |
4542 | specbind(Qredisplay_dont_pause, Qt); | |
4543 | ||
4694d762 JR |
4544 | /* Set up faces after all frame parameters are known. This call |
4545 | also merges in face attributes specified for new frames. If we | |
4546 | don't do this, the `menu' face for instance won't have the right | |
4547 | colors, and the menu bar won't appear in the specified colors for | |
4548 | new frames. */ | |
4549 | call1 (Qface_set_after_frame_default, frame); | |
4550 | ||
6fc2811b JR |
4551 | /* Make the window appear on the frame and enable display, unless |
4552 | the caller says not to. However, with explicit parent, Emacs | |
4553 | cannot control visibility, so don't try. */ | |
fbd6baed | 4554 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
4555 | { |
4556 | Lisp_Object visibility; | |
4557 | ||
6fc2811b | 4558 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
4559 | if (EQ (visibility, Qunbound)) |
4560 | visibility = Qt; | |
4561 | ||
4562 | if (EQ (visibility, Qicon)) | |
4563 | x_iconify_frame (f); | |
4564 | else if (! NILP (visibility)) | |
4565 | x_make_frame_visible (f); | |
4566 | else | |
4567 | /* Must have been Qnil. */ | |
4568 | ; | |
4569 | } | |
6fc2811b | 4570 | UNGCPRO; |
7d0393cf | 4571 | |
9e57df62 GM |
4572 | /* Make sure windows on this frame appear in calls to next-window |
4573 | and similar functions. */ | |
4574 | Vwindow_list = Qnil; | |
7d0393cf | 4575 | |
ee78dc32 GV |
4576 | return unbind_to (count, frame); |
4577 | } | |
4578 | ||
4579 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
4580 | display info directly because we're called from frame.c, which doesn't | |
4581 | know about that structure. */ | |
4582 | Lisp_Object | |
4583 | x_get_focus_frame (frame) | |
4584 | struct frame *frame; | |
4585 | { | |
fbd6baed | 4586 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 4587 | Lisp_Object xfocus; |
fbd6baed | 4588 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
4589 | return Qnil; |
4590 | ||
fbd6baed | 4591 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
4592 | return xfocus; |
4593 | } | |
1edf84e7 GV |
4594 | |
4595 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 4596 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
4597 | (frame) |
4598 | Lisp_Object frame; | |
4599 | { | |
4600 | x_focus_on_frame (check_x_frame (frame)); | |
4601 | return Qnil; | |
4602 | } | |
4603 | ||
ee78dc32 | 4604 | \f |
767b1ff0 JR |
4605 | /* Return the charset portion of a font name. */ |
4606 | char * xlfd_charset_of_font (char * fontname) | |
4607 | { | |
4608 | char *charset, *encoding; | |
4609 | ||
4610 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 4611 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
4612 | return NULL; |
4613 | ||
478ea067 AI |
4614 | for (charset = encoding - 1; charset >= fontname; charset--) |
4615 | if (*charset == '-') | |
4616 | break; | |
767b1ff0 | 4617 | |
478ea067 | 4618 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
4619 | return NULL; |
4620 | ||
4621 | return charset + 1; | |
4622 | } | |
4623 | ||
33d52f9c GV |
4624 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
4625 | int size, char* filename); | |
8edb0a6f | 4626 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
4627 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
4628 | char * charset); | |
4629 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 4630 | |
8edb0a6f | 4631 | static struct font_info * |
33d52f9c | 4632 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
4633 | struct frame *f; |
4634 | char * fontname; | |
4635 | int size; | |
ee78dc32 | 4636 | { |
4587b026 GV |
4637 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
4638 | Lisp_Object font_names; | |
4639 | ||
4587b026 GV |
4640 | /* Get a list of all the fonts that match this name. Once we |
4641 | have a list of matching fonts, we compare them against the fonts | |
4642 | we already have loaded by comparing names. */ | |
4643 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
4644 | ||
4645 | if (!NILP (font_names)) | |
3c190163 | 4646 | { |
4587b026 GV |
4647 | Lisp_Object tail; |
4648 | int i; | |
4587b026 GV |
4649 | |
4650 | /* First check if any are already loaded, as that is cheaper | |
4651 | than loading another one. */ | |
4652 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 4653 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
4654 | if (dpyinfo->font_table[i].name |
4655 | && (!strcmp (dpyinfo->font_table[i].name, | |
d5db4077 | 4656 | SDATA (XCAR (tail))) |
6fc2811b | 4657 | || !strcmp (dpyinfo->font_table[i].full_name, |
d5db4077 | 4658 | SDATA (XCAR (tail))))) |
4587b026 | 4659 | return (dpyinfo->font_table + i); |
6fc2811b | 4660 | |
d5db4077 | 4661 | fontname = (char *) SDATA (XCAR (font_names)); |
4587b026 | 4662 | } |
1075afa9 | 4663 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
4664 | { |
4665 | /* If EnumFontFamiliesEx was available, we got a full list of | |
4666 | fonts back so stop now to avoid the possibility of loading a | |
4667 | random font. If we had to fall back to EnumFontFamilies, the | |
4668 | list is incomplete, so continue whether the font we want was | |
4669 | listed or not. */ | |
4670 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
4671 | FARPROC enum_font_families_ex | |
1075afa9 | 4672 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
4673 | if (enum_font_families_ex) |
4674 | return NULL; | |
4675 | } | |
4587b026 GV |
4676 | |
4677 | /* Load the font and add it to the table. */ | |
4678 | { | |
767b1ff0 | 4679 | char *full_name, *encoding, *charset; |
4587b026 GV |
4680 | XFontStruct *font; |
4681 | struct font_info *fontp; | |
3c190163 | 4682 | LOGFONT lf; |
4587b026 | 4683 | BOOL ok; |
19c291d3 | 4684 | int codepage; |
6fc2811b | 4685 | int i; |
5ac45f98 | 4686 | |
4587b026 | 4687 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 4688 | return (NULL); |
5ac45f98 | 4689 | |
4587b026 GV |
4690 | if (!*lf.lfFaceName) |
4691 | /* If no name was specified for the font, we get a random font | |
4692 | from CreateFontIndirect - this is not particularly | |
4693 | desirable, especially since CreateFontIndirect does not | |
4694 | fill out the missing name in lf, so we never know what we | |
4695 | ended up with. */ | |
4696 | return NULL; | |
4697 | ||
c8d88d08 | 4698 | lf.lfQuality = DEFAULT_QUALITY; |
d65a9cdc | 4699 | |
3c190163 | 4700 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 4701 | bzero (font, sizeof (*font)); |
5ac45f98 | 4702 | |
33d52f9c GV |
4703 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
4704 | font->bdf = NULL; | |
5ac45f98 | 4705 | |
3c190163 | 4706 | BLOCK_INPUT; |
5ac45f98 GV |
4707 | |
4708 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 4709 | |
7d0393cf | 4710 | if (font->hfont == NULL) |
1a292d24 AI |
4711 | { |
4712 | ok = FALSE; | |
7d0393cf JB |
4713 | } |
4714 | else | |
1a292d24 AI |
4715 | { |
4716 | HDC hdc; | |
4717 | HANDLE oldobj; | |
19c291d3 AI |
4718 | |
4719 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
4720 | |
4721 | hdc = GetDC (dpyinfo->root_window); | |
4722 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 4723 | |
1a292d24 | 4724 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
4725 | if (codepage == CP_UNICODE) |
4726 | font->double_byte_p = 1; | |
4727 | else | |
8b77111c AI |
4728 | { |
4729 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
4730 | don't report themselves as double byte fonts, when | |
4731 | patently they are. So instead of trusting | |
4732 | GetFontLanguageInfo, we check the properties of the | |
4733 | codepage directly, since that is ultimately what we are | |
4734 | working from anyway. */ | |
4735 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
4736 | CPINFO cpi = {0}; | |
4737 | GetCPInfo (codepage, &cpi); | |
4738 | font->double_byte_p = cpi.MaxCharSize > 1; | |
4739 | } | |
5c6682be | 4740 | |
1a292d24 AI |
4741 | SelectObject (hdc, oldobj); |
4742 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
4743 | /* Fill out details in lf according to the font that was |
4744 | actually loaded. */ | |
4745 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
4746 | lf.lfWidth = font->tm.tmAveCharWidth; | |
4747 | lf.lfWeight = font->tm.tmWeight; | |
4748 | lf.lfItalic = font->tm.tmItalic; | |
4749 | lf.lfCharSet = font->tm.tmCharSet; | |
4750 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 4751 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
4752 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
4753 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
4754 | |
4755 | w32_cache_char_metrics (font); | |
1a292d24 | 4756 | } |
5ac45f98 | 4757 | |
1a292d24 | 4758 | UNBLOCK_INPUT; |
5ac45f98 | 4759 | |
4587b026 GV |
4760 | if (!ok) |
4761 | { | |
1a292d24 AI |
4762 | w32_unload_font (dpyinfo, font); |
4763 | return (NULL); | |
4764 | } | |
ee78dc32 | 4765 | |
6fc2811b JR |
4766 | /* Find a free slot in the font table. */ |
4767 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
4768 | if (dpyinfo->font_table[i].name == NULL) | |
4769 | break; | |
4770 | ||
4771 | /* If no free slot found, maybe enlarge the font table. */ | |
4772 | if (i == dpyinfo->n_fonts | |
4773 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 4774 | { |
6fc2811b JR |
4775 | int sz; |
4776 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
4777 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 4778 | dpyinfo->font_table |
6fc2811b | 4779 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
4780 | } |
4781 | ||
6fc2811b JR |
4782 | fontp = dpyinfo->font_table + i; |
4783 | if (i == dpyinfo->n_fonts) | |
4784 | ++dpyinfo->n_fonts; | |
4587b026 GV |
4785 | |
4786 | /* Now fill in the slots of *FONTP. */ | |
4787 | BLOCK_INPUT; | |
0d4c2dc2 | 4788 | bzero (fontp, sizeof (*fontp)); |
4587b026 | 4789 | fontp->font = font; |
6fc2811b | 4790 | fontp->font_idx = i; |
4587b026 GV |
4791 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
4792 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
4793 | ||
767b1ff0 JR |
4794 | charset = xlfd_charset_of_font (fontname); |
4795 | ||
19c291d3 AI |
4796 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
4797 | (called for every glyph during redisplay) much faster. */ | |
4798 | fontp->codepage = codepage; | |
4799 | ||
4587b026 GV |
4800 | /* Work out the font's full name. */ |
4801 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 4802 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
4803 | fontp->full_name = full_name; |
4804 | else | |
4805 | { | |
4806 | /* If all else fails - just use the name we used to load it. */ | |
4807 | xfree (full_name); | |
4808 | fontp->full_name = fontp->name; | |
4809 | } | |
4810 | ||
4811 | fontp->size = FONT_WIDTH (font); | |
4812 | fontp->height = FONT_HEIGHT (font); | |
4813 | ||
4814 | /* The slot `encoding' specifies how to map a character | |
4815 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
4816 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
4817 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
4818 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 4819 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 4820 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
4821 | which is never used by any charset. If mapping can't be |
4822 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
4823 | |
4824 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
4825 | type FONT_ENCODING_NOT_DECIDED. */ | |
4826 | encoding = strrchr (fontp->name, '-'); | |
d84b082d | 4827 | if (encoding && strnicmp (encoding+1, "sjis", 4) == 0) |
1c885fe1 | 4828 | fontp->encoding[1] = 4; |
33d52f9c | 4829 | else |
1c885fe1 | 4830 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
4831 | |
4832 | /* The following three values are set to 0 under W32, which is | |
4833 | what they get set to if XGetFontProperty fails under X. */ | |
4834 | fontp->baseline_offset = 0; | |
4835 | fontp->relative_compose = 0; | |
33d52f9c | 4836 | fontp->default_ascent = 0; |
4587b026 | 4837 | |
6fc2811b JR |
4838 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
4839 | has a character with a smaller width than any other character | |
f7b9d4d1 | 4840 | before, or if the font loaded has a smaller height than any |
6fc2811b JR |
4841 | other font loaded before. If this happens, it will make a |
4842 | glyph matrix reallocation necessary. */ | |
f7b9d4d1 | 4843 | fonts_changed_p |= x_compute_min_glyph_bounds (f); |
4587b026 | 4844 | UNBLOCK_INPUT; |
4587b026 GV |
4845 | return fontp; |
4846 | } | |
4847 | } | |
4848 | ||
33d52f9c GV |
4849 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
4850 | pointer to the structure font_info while allocating it dynamically. | |
4851 | If loading fails, return NULL. */ | |
4852 | struct font_info * | |
4853 | w32_load_font (f,fontname,size) | |
4854 | struct frame *f; | |
4855 | char * fontname; | |
4856 | int size; | |
4857 | { | |
4858 | Lisp_Object bdf_fonts; | |
4859 | struct font_info *retval = NULL; | |
4860 | ||
8edb0a6f | 4861 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
4862 | |
4863 | while (!retval && CONSP (bdf_fonts)) | |
4864 | { | |
4865 | char *bdf_name, *bdf_file; | |
4866 | Lisp_Object bdf_pair; | |
4867 | ||
d5db4077 | 4868 | bdf_name = SDATA (XCAR (bdf_fonts)); |
8e713be6 | 4869 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); |
d5db4077 | 4870 | bdf_file = SDATA (XCDR (bdf_pair)); |
33d52f9c GV |
4871 | |
4872 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
4873 | ||
8e713be6 | 4874 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
4875 | } |
4876 | ||
4877 | if (retval) | |
4878 | return retval; | |
4879 | ||
4880 | return w32_load_system_font(f, fontname, size); | |
4881 | } | |
4882 | ||
4883 | ||
7d0393cf | 4884 | void |
fbd6baed GV |
4885 | w32_unload_font (dpyinfo, font) |
4886 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
4887 | XFontStruct * font; |
4888 | { | |
7d0393cf | 4889 | if (font) |
ee78dc32 | 4890 | { |
c6be3860 | 4891 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
4892 | if (font->bdf) w32_free_bdf_font (font->bdf); |
4893 | ||
3c190163 | 4894 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
4895 | xfree (font); |
4896 | } | |
4897 | } | |
4898 | ||
fbd6baed | 4899 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
4900 | |
4901 | /* X font string is as follows (from faces.el) | |
4902 | * (let ((- "[-?]") | |
4903 | * (foundry "[^-]+") | |
4904 | * (family "[^-]+") | |
4905 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
4906 | * (weight\? "\\([^-]*\\)") ; 1 | |
4907 | * (slant "\\([ior]\\)") ; 2 | |
4908 | * (slant\? "\\([^-]?\\)") ; 2 | |
4909 | * (swidth "\\([^-]*\\)") ; 3 | |
4910 | * (adstyle "[^-]*") ; 4 | |
4911 | * (pixelsize "[0-9]+") | |
4912 | * (pointsize "[0-9][0-9]+") | |
4913 | * (resx "[0-9][0-9]+") | |
4914 | * (resy "[0-9][0-9]+") | |
4915 | * (spacing "[cmp?*]") | |
4916 | * (avgwidth "[0-9]+") | |
4917 | * (registry "[^-]+") | |
4918 | * (encoding "[^-]+") | |
4919 | * ) | |
ee78dc32 | 4920 | */ |
ee78dc32 | 4921 | |
7d0393cf | 4922 | static LONG |
fbd6baed | 4923 | x_to_w32_weight (lpw) |
ee78dc32 GV |
4924 | char * lpw; |
4925 | { | |
4926 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
4927 | |
4928 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
4929 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
4930 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
4931 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 4932 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
4933 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
4934 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
4935 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
4936 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
4937 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 4938 | else |
5ac45f98 | 4939 | return FW_DONTCARE; |
ee78dc32 GV |
4940 | } |
4941 | ||
5ac45f98 | 4942 | |
7d0393cf | 4943 | static char * |
fbd6baed | 4944 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
4945 | int fnweight; |
4946 | { | |
5ac45f98 GV |
4947 | if (fnweight >= FW_HEAVY) return "heavy"; |
4948 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
4949 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 4950 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
4951 | if (fnweight >= FW_MEDIUM) return "medium"; |
4952 | if (fnweight >= FW_NORMAL) return "normal"; | |
4953 | if (fnweight >= FW_LIGHT) return "light"; | |
4954 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
4955 | if (fnweight >= FW_THIN) return "thin"; | |
4956 | else | |
4957 | return "*"; | |
4958 | } | |
4959 | ||
8edb0a6f | 4960 | static LONG |
fbd6baed | 4961 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
4962 | char * lpcs; |
4963 | { | |
767b1ff0 | 4964 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
4965 | char *charset; |
4966 | int len = strlen (lpcs); | |
4967 | ||
4968 | /* Support "*-#nnn" format for unknown charsets. */ | |
4969 | if (strncmp (lpcs, "*-#", 3) == 0) | |
4970 | return atoi (lpcs + 3); | |
4971 | ||
4972 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
4973 | charset = alloca (len + 1); | |
4974 | strcpy (charset, lpcs); | |
4975 | lpcs = strchr (charset, '*'); | |
4976 | if (lpcs) | |
4977 | *lpcs = 0; | |
4587b026 | 4978 | |
dfff8a69 JR |
4979 | /* Look through w32-charset-info-alist for the character set. |
4980 | Format of each entry is | |
4981 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
4982 | */ | |
8b77111c | 4983 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 4984 | |
767b1ff0 JR |
4985 | if (NILP(this_entry)) |
4986 | { | |
4987 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 4988 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
4989 | return ANSI_CHARSET; |
4990 | else | |
4991 | return DEFAULT_CHARSET; | |
4992 | } | |
4993 | ||
4994 | w32_charset = Fcar (Fcdr (this_entry)); | |
4995 | ||
d84b082d | 4996 | /* Translate Lisp symbol to number. */ |
767b1ff0 JR |
4997 | if (w32_charset == Qw32_charset_ansi) |
4998 | return ANSI_CHARSET; | |
4999 | if (w32_charset == Qw32_charset_symbol) | |
5000 | return SYMBOL_CHARSET; | |
5001 | if (w32_charset == Qw32_charset_shiftjis) | |
5002 | return SHIFTJIS_CHARSET; | |
5003 | if (w32_charset == Qw32_charset_hangeul) | |
5004 | return HANGEUL_CHARSET; | |
5005 | if (w32_charset == Qw32_charset_chinesebig5) | |
5006 | return CHINESEBIG5_CHARSET; | |
5007 | if (w32_charset == Qw32_charset_gb2312) | |
5008 | return GB2312_CHARSET; | |
5009 | if (w32_charset == Qw32_charset_oem) | |
5010 | return OEM_CHARSET; | |
dfff8a69 | 5011 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
5012 | if (w32_charset == Qw32_charset_johab) |
5013 | return JOHAB_CHARSET; | |
5014 | if (w32_charset == Qw32_charset_easteurope) | |
5015 | return EASTEUROPE_CHARSET; | |
5016 | if (w32_charset == Qw32_charset_turkish) | |
5017 | return TURKISH_CHARSET; | |
5018 | if (w32_charset == Qw32_charset_baltic) | |
5019 | return BALTIC_CHARSET; | |
5020 | if (w32_charset == Qw32_charset_russian) | |
5021 | return RUSSIAN_CHARSET; | |
5022 | if (w32_charset == Qw32_charset_arabic) | |
5023 | return ARABIC_CHARSET; | |
5024 | if (w32_charset == Qw32_charset_greek) | |
5025 | return GREEK_CHARSET; | |
5026 | if (w32_charset == Qw32_charset_hebrew) | |
5027 | return HEBREW_CHARSET; | |
5028 | if (w32_charset == Qw32_charset_vietnamese) | |
5029 | return VIETNAMESE_CHARSET; | |
5030 | if (w32_charset == Qw32_charset_thai) | |
5031 | return THAI_CHARSET; | |
5032 | if (w32_charset == Qw32_charset_mac) | |
5033 | return MAC_CHARSET; | |
dfff8a69 | 5034 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 5035 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
5036 | if (w32_charset == Qw32_charset_unicode) |
5037 | return UNICODE_CHARSET; | |
5ac45f98 | 5038 | #endif |
dfff8a69 JR |
5039 | |
5040 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
5041 | } |
5042 | ||
dfff8a69 | 5043 | |
8edb0a6f | 5044 | static char * |
fbd6baed | 5045 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
5046 | int fncharset; |
5047 | { | |
5e905a57 | 5048 | static char buf[32]; |
767b1ff0 | 5049 | Lisp_Object charset_type; |
1edf84e7 | 5050 | |
5ac45f98 GV |
5051 | switch (fncharset) |
5052 | { | |
767b1ff0 JR |
5053 | case ANSI_CHARSET: |
5054 | /* Handle startup case of w32-charset-info-alist not | |
5055 | being set up yet. */ | |
5056 | if (NILP(Vw32_charset_info_alist)) | |
5057 | return "iso8859-1"; | |
5058 | charset_type = Qw32_charset_ansi; | |
5059 | break; | |
5060 | case DEFAULT_CHARSET: | |
5061 | charset_type = Qw32_charset_default; | |
5062 | break; | |
5063 | case SYMBOL_CHARSET: | |
5064 | charset_type = Qw32_charset_symbol; | |
5065 | break; | |
5066 | case SHIFTJIS_CHARSET: | |
5067 | charset_type = Qw32_charset_shiftjis; | |
5068 | break; | |
5069 | case HANGEUL_CHARSET: | |
5070 | charset_type = Qw32_charset_hangeul; | |
5071 | break; | |
5072 | case GB2312_CHARSET: | |
5073 | charset_type = Qw32_charset_gb2312; | |
5074 | break; | |
5075 | case CHINESEBIG5_CHARSET: | |
5076 | charset_type = Qw32_charset_chinesebig5; | |
5077 | break; | |
5078 | case OEM_CHARSET: | |
5079 | charset_type = Qw32_charset_oem; | |
5080 | break; | |
4587b026 GV |
5081 | |
5082 | /* More recent versions of Windows (95 and NT4.0) define more | |
5083 | character sets. */ | |
5084 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
5085 | case EASTEUROPE_CHARSET: |
5086 | charset_type = Qw32_charset_easteurope; | |
5087 | break; | |
5088 | case TURKISH_CHARSET: | |
5089 | charset_type = Qw32_charset_turkish; | |
5090 | break; | |
5091 | case BALTIC_CHARSET: | |
5092 | charset_type = Qw32_charset_baltic; | |
5093 | break; | |
33d52f9c | 5094 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
5095 | charset_type = Qw32_charset_russian; |
5096 | break; | |
5097 | case ARABIC_CHARSET: | |
5098 | charset_type = Qw32_charset_arabic; | |
5099 | break; | |
5100 | case GREEK_CHARSET: | |
5101 | charset_type = Qw32_charset_greek; | |
5102 | break; | |
5103 | case HEBREW_CHARSET: | |
5104 | charset_type = Qw32_charset_hebrew; | |
5105 | break; | |
5106 | case VIETNAMESE_CHARSET: | |
5107 | charset_type = Qw32_charset_vietnamese; | |
5108 | break; | |
5109 | case THAI_CHARSET: | |
5110 | charset_type = Qw32_charset_thai; | |
5111 | break; | |
5112 | case MAC_CHARSET: | |
5113 | charset_type = Qw32_charset_mac; | |
5114 | break; | |
5115 | case JOHAB_CHARSET: | |
5116 | charset_type = Qw32_charset_johab; | |
5117 | break; | |
4587b026 GV |
5118 | #endif |
5119 | ||
5ac45f98 | 5120 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
5121 | case UNICODE_CHARSET: |
5122 | charset_type = Qw32_charset_unicode; | |
5123 | break; | |
5ac45f98 | 5124 | #endif |
767b1ff0 JR |
5125 | default: |
5126 | /* Encode numerical value of unknown charset. */ | |
5127 | sprintf (buf, "*-#%u", fncharset); | |
5128 | return buf; | |
5ac45f98 | 5129 | } |
7d0393cf | 5130 | |
767b1ff0 JR |
5131 | { |
5132 | Lisp_Object rest; | |
5133 | char * best_match = NULL; | |
5134 | ||
5135 | /* Look through w32-charset-info-alist for the character set. | |
5136 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
5137 | range. Only return charsets for codepages which are installed. | |
5138 | ||
5139 | Format of each entry is | |
5140 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
5141 | */ | |
5142 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
5143 | { | |
5144 | char * x_charset; | |
5145 | Lisp_Object w32_charset; | |
5146 | Lisp_Object codepage; | |
5147 | ||
5148 | Lisp_Object this_entry = XCAR (rest); | |
5149 | ||
5150 | /* Skip invalid entries in alist. */ | |
5151 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
5152 | || !CONSP (XCDR (this_entry)) | |
5153 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
5154 | continue; | |
5155 | ||
d5db4077 | 5156 | x_charset = SDATA (XCAR (this_entry)); |
767b1ff0 JR |
5157 | w32_charset = XCAR (XCDR (this_entry)); |
5158 | codepage = XCDR (XCDR (this_entry)); | |
5159 | ||
5160 | /* Look for Same charset and a valid codepage (or non-int | |
5161 | which means ignore). */ | |
5162 | if (w32_charset == charset_type | |
5163 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
5164 | || IsValidCodePage (XINT (codepage)))) | |
5165 | { | |
5166 | /* If we don't have a match already, then this is the | |
5167 | best. */ | |
5168 | if (!best_match) | |
5169 | best_match = x_charset; | |
5170 | /* If this is an ISO codepage, and the best so far isn't, | |
5171 | then this is better. */ | |
d84b082d JR |
5172 | else if (strnicmp (best_match, "iso", 3) != 0 |
5173 | && strnicmp (x_charset, "iso", 3) == 0) | |
767b1ff0 JR |
5174 | best_match = x_charset; |
5175 | /* If both are ISO8859 codepages, choose the one with the | |
5176 | lowest number in the encoding field. */ | |
d84b082d JR |
5177 | else if (strnicmp (best_match, "iso8859-", 8) == 0 |
5178 | && strnicmp (x_charset, "iso8859-", 8) == 0) | |
767b1ff0 JR |
5179 | { |
5180 | int best_enc = atoi (best_match + 8); | |
5181 | int this_enc = atoi (x_charset + 8); | |
5182 | if (this_enc > 0 && this_enc < best_enc) | |
5183 | best_match = x_charset; | |
7d0393cf | 5184 | } |
767b1ff0 JR |
5185 | } |
5186 | } | |
5187 | ||
5188 | /* If no match, encode the numeric value. */ | |
5189 | if (!best_match) | |
5190 | { | |
5191 | sprintf (buf, "*-#%u", fncharset); | |
5192 | return buf; | |
5193 | } | |
5194 | ||
5e905a57 JR |
5195 | strncpy(buf, best_match, 31); |
5196 | buf[31] = '\0'; | |
767b1ff0 JR |
5197 | return buf; |
5198 | } | |
ee78dc32 GV |
5199 | } |
5200 | ||
dfff8a69 | 5201 | |
d84b082d JR |
5202 | /* Return all the X charsets that map to a font. */ |
5203 | static Lisp_Object | |
5204 | w32_to_all_x_charsets (fncharset) | |
5205 | int fncharset; | |
5206 | { | |
5207 | static char buf[32]; | |
5208 | Lisp_Object charset_type; | |
5209 | Lisp_Object retval = Qnil; | |
5210 | ||
5211 | switch (fncharset) | |
5212 | { | |
5213 | case ANSI_CHARSET: | |
5214 | /* Handle startup case of w32-charset-info-alist not | |
5215 | being set up yet. */ | |
5216 | if (NILP(Vw32_charset_info_alist)) | |
d86c35ee JR |
5217 | return Fcons (build_string ("iso8859-1"), Qnil); |
5218 | ||
d84b082d JR |
5219 | charset_type = Qw32_charset_ansi; |
5220 | break; | |
5221 | case DEFAULT_CHARSET: | |
5222 | charset_type = Qw32_charset_default; | |
5223 | break; | |
5224 | case SYMBOL_CHARSET: | |
5225 | charset_type = Qw32_charset_symbol; | |
5226 | break; | |
5227 | case SHIFTJIS_CHARSET: | |
5228 | charset_type = Qw32_charset_shiftjis; | |
5229 | break; | |
5230 | case HANGEUL_CHARSET: | |
5231 | charset_type = Qw32_charset_hangeul; | |
5232 | break; | |
5233 | case GB2312_CHARSET: | |
5234 | charset_type = Qw32_charset_gb2312; | |
5235 | break; | |
5236 | case CHINESEBIG5_CHARSET: | |
5237 | charset_type = Qw32_charset_chinesebig5; | |
5238 | break; | |
5239 | case OEM_CHARSET: | |
5240 | charset_type = Qw32_charset_oem; | |
5241 | break; | |
5242 | ||
5243 | /* More recent versions of Windows (95 and NT4.0) define more | |
5244 | character sets. */ | |
5245 | #ifdef EASTEUROPE_CHARSET | |
5246 | case EASTEUROPE_CHARSET: | |
5247 | charset_type = Qw32_charset_easteurope; | |
5248 | break; | |
5249 | case TURKISH_CHARSET: | |
5250 | charset_type = Qw32_charset_turkish; | |
5251 | break; | |
5252 | case BALTIC_CHARSET: | |
5253 | charset_type = Qw32_charset_baltic; | |
5254 | break; | |
5255 | case RUSSIAN_CHARSET: | |
5256 | charset_type = Qw32_charset_russian; | |
5257 | break; | |
5258 | case ARABIC_CHARSET: | |
5259 | charset_type = Qw32_charset_arabic; | |
5260 | break; | |
5261 | case GREEK_CHARSET: | |
5262 | charset_type = Qw32_charset_greek; | |
5263 | break; | |
5264 | case HEBREW_CHARSET: | |
5265 | charset_type = Qw32_charset_hebrew; | |
5266 | break; | |
5267 | case VIETNAMESE_CHARSET: | |
5268 | charset_type = Qw32_charset_vietnamese; | |
5269 | break; | |
5270 | case THAI_CHARSET: | |
5271 | charset_type = Qw32_charset_thai; | |
5272 | break; | |
5273 | case MAC_CHARSET: | |
5274 | charset_type = Qw32_charset_mac; | |
5275 | break; | |
5276 | case JOHAB_CHARSET: | |
5277 | charset_type = Qw32_charset_johab; | |
5278 | break; | |
5279 | #endif | |
5280 | ||
5281 | #ifdef UNICODE_CHARSET | |
5282 | case UNICODE_CHARSET: | |
5283 | charset_type = Qw32_charset_unicode; | |
5284 | break; | |
5285 | #endif | |
5286 | default: | |
5287 | /* Encode numerical value of unknown charset. */ | |
5288 | sprintf (buf, "*-#%u", fncharset); | |
5289 | return Fcons (build_string (buf), Qnil); | |
5290 | } | |
7d0393cf | 5291 | |
d84b082d JR |
5292 | { |
5293 | Lisp_Object rest; | |
5294 | /* Look through w32-charset-info-alist for the character set. | |
5295 | Only return charsets for codepages which are installed. | |
5296 | ||
5297 | Format of each entry in Vw32_charset_info_alist is | |
5298 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
5299 | */ | |
5300 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
5301 | { | |
5302 | Lisp_Object x_charset; | |
5303 | Lisp_Object w32_charset; | |
5304 | Lisp_Object codepage; | |
5305 | ||
5306 | Lisp_Object this_entry = XCAR (rest); | |
5307 | ||
5308 | /* Skip invalid entries in alist. */ | |
5309 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
5310 | || !CONSP (XCDR (this_entry)) | |
5311 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
5312 | continue; | |
5313 | ||
5314 | x_charset = XCAR (this_entry); | |
5315 | w32_charset = XCAR (XCDR (this_entry)); | |
5316 | codepage = XCDR (XCDR (this_entry)); | |
5317 | ||
5318 | /* Look for Same charset and a valid codepage (or non-int | |
5319 | which means ignore). */ | |
5320 | if (w32_charset == charset_type | |
5321 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
5322 | || IsValidCodePage (XINT (codepage)))) | |
5323 | { | |
5324 | retval = Fcons (x_charset, retval); | |
5325 | } | |
5326 | } | |
5327 | ||
5328 | /* If no match, encode the numeric value. */ | |
5329 | if (NILP (retval)) | |
5330 | { | |
5331 | sprintf (buf, "*-#%u", fncharset); | |
5332 | return Fcons (build_string (buf), Qnil); | |
5333 | } | |
5334 | ||
5335 | return retval; | |
5336 | } | |
5337 | } | |
5338 | ||
dfff8a69 JR |
5339 | /* Get the Windows codepage corresponding to the specified font. The |
5340 | charset info in the font name is used to look up | |
5341 | w32-charset-to-codepage-alist. */ | |
7d0393cf | 5342 | int |
dfff8a69 JR |
5343 | w32_codepage_for_font (char *fontname) |
5344 | { | |
767b1ff0 JR |
5345 | Lisp_Object codepage, entry; |
5346 | char *charset_str, *charset, *end; | |
dfff8a69 | 5347 | |
767b1ff0 | 5348 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
5349 | return CP_DEFAULT; |
5350 | ||
767b1ff0 JR |
5351 | /* Extract charset part of font string. */ |
5352 | charset = xlfd_charset_of_font (fontname); | |
5353 | ||
5354 | if (!charset) | |
ceb12877 | 5355 | return CP_UNKNOWN; |
767b1ff0 | 5356 | |
8b77111c | 5357 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
5358 | strcpy (charset_str, charset); |
5359 | ||
8b77111c | 5360 | #if 0 |
dfff8a69 JR |
5361 | /* Remove leading "*-". */ |
5362 | if (strncmp ("*-", charset_str, 2) == 0) | |
5363 | charset = charset_str + 2; | |
5364 | else | |
8b77111c | 5365 | #endif |
dfff8a69 JR |
5366 | charset = charset_str; |
5367 | ||
5368 | /* Stop match at wildcard (including preceding '-'). */ | |
5369 | if (end = strchr (charset, '*')) | |
5370 | { | |
5371 | if (end > charset && *(end-1) == '-') | |
5372 | end--; | |
5373 | *end = '\0'; | |
5374 | } | |
5375 | ||
767b1ff0 JR |
5376 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
5377 | if (NILP (entry)) | |
ceb12877 | 5378 | return CP_UNKNOWN; |
767b1ff0 JR |
5379 | |
5380 | codepage = Fcdr (Fcdr (entry)); | |
5381 | ||
5382 | if (NILP (codepage)) | |
5383 | return CP_8BIT; | |
5384 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
5385 | return CP_UNICODE; | |
5386 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
5387 | return XINT (codepage); |
5388 | else | |
ceb12877 | 5389 | return CP_UNKNOWN; |
dfff8a69 JR |
5390 | } |
5391 | ||
5392 | ||
7d0393cf | 5393 | static BOOL |
767b1ff0 | 5394 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
5395 | LOGFONT * lplogfont; |
5396 | char * lpxstr; | |
5397 | int len; | |
767b1ff0 | 5398 | char * specific_charset; |
ee78dc32 | 5399 | { |
6fc2811b | 5400 | char* fonttype; |
f46e6225 | 5401 | char *fontname; |
3cb20f4a RS |
5402 | char height_pixels[8]; |
5403 | char height_dpi[8]; | |
5404 | char width_pixels[8]; | |
4587b026 | 5405 | char *fontname_dash; |
ac849ba4 JR |
5406 | int display_resy = (int) one_w32_display_info.resy; |
5407 | int display_resx = (int) one_w32_display_info.resx; | |
f46e6225 GV |
5408 | int bufsz; |
5409 | struct coding_system coding; | |
3cb20f4a RS |
5410 | |
5411 | if (!lpxstr) abort (); | |
ee78dc32 | 5412 | |
3cb20f4a RS |
5413 | if (!lplogfont) |
5414 | return FALSE; | |
5415 | ||
6fc2811b JR |
5416 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
5417 | fonttype = "raster"; | |
5418 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
5419 | fonttype = "outline"; | |
5420 | else | |
5421 | fonttype = "unknown"; | |
5422 | ||
1fa3a200 | 5423 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 5424 | &coding); |
aab5ac44 KH |
5425 | coding.src_multibyte = 0; |
5426 | coding.dst_multibyte = 1; | |
f46e6225 | 5427 | coding.mode |= CODING_MODE_LAST_BLOCK; |
65413122 KH |
5428 | /* We explicitely disable composition handling because selection |
5429 | data should not contain any composition sequence. */ | |
5430 | coding.composing = COMPOSITION_DISABLED; | |
f46e6225 GV |
5431 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); |
5432 | ||
5433 | fontname = alloca(sizeof(*fontname) * bufsz); | |
5434 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
5435 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
5436 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
5437 | |
5438 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 5439 | misinterpreted. */ |
4587b026 GV |
5440 | fontname_dash = fontname; |
5441 | while (fontname_dash = strchr (fontname_dash, '-')) | |
5442 | *fontname_dash = '_'; | |
5443 | ||
3cb20f4a | 5444 | if (lplogfont->lfHeight) |
ee78dc32 | 5445 | { |
3cb20f4a RS |
5446 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
5447 | sprintf (height_dpi, "%u", | |
33d52f9c | 5448 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
5449 | } |
5450 | else | |
ee78dc32 | 5451 | { |
3cb20f4a RS |
5452 | strcpy (height_pixels, "*"); |
5453 | strcpy (height_dpi, "*"); | |
ee78dc32 | 5454 | } |
3cb20f4a RS |
5455 | if (lplogfont->lfWidth) |
5456 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
5457 | else | |
5458 | strcpy (width_pixels, "*"); | |
5459 | ||
5460 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
5461 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
5462 | fonttype, /* foundry */ | |
4587b026 GV |
5463 | fontname, /* family */ |
5464 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
5465 | lplogfont->lfItalic?'i':'r', /* slant */ | |
5466 | /* setwidth name */ | |
5467 | /* add style name */ | |
5468 | height_pixels, /* pixel size */ | |
5469 | height_dpi, /* point size */ | |
33d52f9c GV |
5470 | display_resx, /* resx */ |
5471 | display_resy, /* resy */ | |
4587b026 GV |
5472 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
5473 | ? 'p' : 'c', /* spacing */ | |
5474 | width_pixels, /* avg width */ | |
767b1ff0 | 5475 | specific_charset ? specific_charset |
7d0393cf | 5476 | : w32_to_x_charset (lplogfont->lfCharSet) |
767b1ff0 | 5477 | /* charset registry and encoding */ |
3cb20f4a RS |
5478 | ); |
5479 | ||
ee78dc32 GV |
5480 | lpxstr[len - 1] = 0; /* just to be sure */ |
5481 | return (TRUE); | |
5482 | } | |
5483 | ||
7d0393cf | 5484 | static BOOL |
fbd6baed | 5485 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
5486 | char * lpxstr; |
5487 | LOGFONT * lplogfont; | |
5488 | { | |
f46e6225 GV |
5489 | struct coding_system coding; |
5490 | ||
ee78dc32 | 5491 | if (!lplogfont) return (FALSE); |
f46e6225 | 5492 | |
ee78dc32 | 5493 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 5494 | |
1a292d24 | 5495 | /* Set default value for each field. */ |
771c47d5 | 5496 | #if 1 |
ee78dc32 GV |
5497 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
5498 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
5499 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
5500 | #else |
5501 | /* go for maximum quality */ | |
5502 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
5503 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
5504 | lplogfont->lfQuality = PROOF_QUALITY; | |
5505 | #endif | |
5506 | ||
1a292d24 AI |
5507 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
5508 | lplogfont->lfWeight = FW_DONTCARE; | |
5509 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
5510 | ||
5ac45f98 GV |
5511 | if (!lpxstr) |
5512 | return FALSE; | |
5513 | ||
5514 | /* Provide a simple escape mechanism for specifying Windows font names | |
5515 | * directly -- if font spec does not beginning with '-', assume this | |
5516 | * format: | |
5517 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
5518 | */ | |
7d0393cf | 5519 | |
5ac45f98 GV |
5520 | if (*lpxstr == '-') |
5521 | { | |
33d52f9c GV |
5522 | int fields, tem; |
5523 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 5524 | width[10], resy[10], remainder[50]; |
5ac45f98 | 5525 | char * encoding; |
ac849ba4 | 5526 | int dpi = (int) one_w32_display_info.resy; |
5ac45f98 GV |
5527 | |
5528 | fields = sscanf (lpxstr, | |
8b77111c | 5529 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 5530 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
5531 | if (fields == EOF) |
5532 | return (FALSE); | |
5533 | ||
5534 | /* In the general case when wildcards cover more than one field, | |
5535 | we don't know which field is which, so don't fill any in. | |
5536 | However, we need to cope with this particular form, which is | |
5537 | generated by font_list_1 (invoked by try_font_list): | |
5538 | "-raster-6x10-*-gb2312*-*" | |
5539 | and make sure to correctly parse the charset field. */ | |
5540 | if (fields == 3) | |
5541 | { | |
5542 | fields = sscanf (lpxstr, | |
5543 | "-%*[^-]-%49[^-]-*-%49s", | |
5544 | name, remainder); | |
5545 | } | |
5546 | else if (fields < 9) | |
5547 | { | |
5548 | fields = 0; | |
5549 | remainder[0] = 0; | |
5550 | } | |
6fc2811b | 5551 | |
5ac45f98 GV |
5552 | if (fields > 0 && name[0] != '*') |
5553 | { | |
8ea3e054 RS |
5554 | int bufsize; |
5555 | unsigned char *buf; | |
5556 | ||
f46e6225 | 5557 | setup_coding_system |
1fa3a200 | 5558 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
5559 | coding.src_multibyte = 1; |
5560 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
5561 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
5562 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 5563 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
5564 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
5565 | if (coding.produced >= LF_FACESIZE) | |
5566 | coding.produced = LF_FACESIZE - 1; | |
5567 | buf[coding.produced] = 0; | |
5568 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
5569 | } |
5570 | else | |
5571 | { | |
6fc2811b | 5572 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
5573 | } |
5574 | ||
5575 | fields--; | |
5576 | ||
fbd6baed | 5577 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
5578 | |
5579 | fields--; | |
5580 | ||
c8874f14 | 5581 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
5582 | |
5583 | fields--; | |
5584 | ||
5585 | if (fields > 0 && pixels[0] != '*') | |
5586 | lplogfont->lfHeight = atoi (pixels); | |
5587 | ||
5588 | fields--; | |
5ac45f98 | 5589 | fields--; |
33d52f9c GV |
5590 | if (fields > 0 && resy[0] != '*') |
5591 | { | |
6fc2811b | 5592 | tem = atoi (resy); |
33d52f9c GV |
5593 | if (tem > 0) dpi = tem; |
5594 | } | |
5ac45f98 | 5595 | |
33d52f9c GV |
5596 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
5597 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
5598 | ||
5599 | if (fields > 0) | |
5ac45f98 GV |
5600 | lplogfont->lfPitchAndFamily = |
5601 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
5602 | ||
5603 | fields--; | |
5604 | ||
5605 | if (fields > 0 && width[0] != '*') | |
5606 | lplogfont->lfWidth = atoi (width) / 10; | |
5607 | ||
5608 | fields--; | |
5609 | ||
4587b026 | 5610 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 5611 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 5612 | { |
5ac45f98 GV |
5613 | int len = strlen (remainder); |
5614 | if (len > 0 && remainder[len-1] == '-') | |
5615 | remainder[len-1] = 0; | |
ee78dc32 | 5616 | } |
5ac45f98 | 5617 | encoding = remainder; |
8b77111c | 5618 | #if 0 |
5ac45f98 GV |
5619 | if (strncmp (encoding, "*-", 2) == 0) |
5620 | encoding += 2; | |
8b77111c AI |
5621 | #endif |
5622 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
5623 | } |
5624 | else | |
5625 | { | |
5626 | int fields; | |
5627 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 5628 | |
5ac45f98 GV |
5629 | fields = sscanf (lpxstr, |
5630 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
5631 | name, height, width, weight); | |
5632 | ||
5633 | if (fields == EOF) return (FALSE); | |
5634 | ||
5635 | if (fields > 0) | |
5636 | { | |
5637 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
5638 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
5639 | } | |
5640 | else | |
5641 | { | |
5642 | lplogfont->lfFaceName[0] = 0; | |
5643 | } | |
5644 | ||
5645 | fields--; | |
5646 | ||
5647 | if (fields > 0) | |
5648 | lplogfont->lfHeight = atoi (height); | |
5649 | ||
5650 | fields--; | |
5651 | ||
5652 | if (fields > 0) | |
5653 | lplogfont->lfWidth = atoi (width); | |
5654 | ||
5655 | fields--; | |
5656 | ||
fbd6baed | 5657 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
5658 | } |
5659 | ||
5660 | /* This makes TrueType fonts work better. */ | |
5661 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 5662 | |
ee78dc32 GV |
5663 | return (TRUE); |
5664 | } | |
5665 | ||
d88c567c JR |
5666 | /* Strip the pixel height and point height from the given xlfd, and |
5667 | return the pixel height. If no pixel height is specified, calculate | |
5668 | one from the point height, or if that isn't defined either, return | |
5669 | 0 (which usually signifies a scalable font). | |
5670 | */ | |
8edb0a6f JR |
5671 | static int |
5672 | xlfd_strip_height (char *fontname) | |
d88c567c | 5673 | { |
8edb0a6f | 5674 | int pixel_height, field_number; |
d88c567c JR |
5675 | char *read_from, *write_to; |
5676 | ||
5677 | xassert (fontname); | |
5678 | ||
5679 | pixel_height = field_number = 0; | |
5680 | write_to = NULL; | |
5681 | ||
5682 | /* Look for height fields. */ | |
5683 | for (read_from = fontname; *read_from; read_from++) | |
5684 | { | |
5685 | if (*read_from == '-') | |
5686 | { | |
5687 | field_number++; | |
5688 | if (field_number == 7) /* Pixel height. */ | |
5689 | { | |
5690 | read_from++; | |
5691 | write_to = read_from; | |
5692 | ||
5693 | /* Find end of field. */ | |
5694 | for (;*read_from && *read_from != '-'; read_from++) | |
5695 | ; | |
5696 | ||
5697 | /* Split the fontname at end of field. */ | |
5698 | if (*read_from) | |
5699 | { | |
5700 | *read_from = '\0'; | |
5701 | read_from++; | |
5702 | } | |
5703 | pixel_height = atoi (write_to); | |
5704 | /* Blank out field. */ | |
5705 | if (read_from > write_to) | |
5706 | { | |
5707 | *write_to = '-'; | |
5708 | write_to++; | |
5709 | } | |
767b1ff0 | 5710 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
5711 | return now. */ |
5712 | else | |
5713 | return pixel_height; | |
5714 | ||
5715 | /* If we got a pixel height, the point height can be | |
5716 | ignored. Just blank it out and break now. */ | |
5717 | if (pixel_height) | |
5718 | { | |
5719 | /* Find end of point size field. */ | |
5720 | for (; *read_from && *read_from != '-'; read_from++) | |
5721 | ; | |
5722 | ||
5723 | if (*read_from) | |
5724 | read_from++; | |
5725 | ||
5726 | /* Blank out the point size field. */ | |
5727 | if (read_from > write_to) | |
5728 | { | |
5729 | *write_to = '-'; | |
5730 | write_to++; | |
5731 | } | |
5732 | else | |
5733 | return pixel_height; | |
5734 | ||
5735 | break; | |
5736 | } | |
5737 | /* If the point height is already blank, break now. */ | |
5738 | if (*read_from == '-') | |
5739 | { | |
5740 | read_from++; | |
5741 | break; | |
5742 | } | |
5743 | } | |
5744 | else if (field_number == 8) | |
5745 | { | |
5746 | /* If we didn't get a pixel height, try to get the point | |
5747 | height and convert that. */ | |
5748 | int point_size; | |
5749 | char *point_size_start = read_from++; | |
5750 | ||
5751 | /* Find end of field. */ | |
5752 | for (; *read_from && *read_from != '-'; read_from++) | |
5753 | ; | |
5754 | ||
5755 | if (*read_from) | |
5756 | { | |
5757 | *read_from = '\0'; | |
5758 | read_from++; | |
5759 | } | |
5760 | ||
5761 | point_size = atoi (point_size_start); | |
5762 | ||
5763 | /* Convert to pixel height. */ | |
5764 | pixel_height = point_size | |
5765 | * one_w32_display_info.height_in / 720; | |
5766 | ||
5767 | /* Blank out this field and break. */ | |
5768 | *write_to = '-'; | |
5769 | write_to++; | |
5770 | break; | |
5771 | } | |
5772 | } | |
5773 | } | |
5774 | ||
5775 | /* Shift the rest of the font spec into place. */ | |
5776 | if (write_to && read_from > write_to) | |
5777 | { | |
5778 | for (; *read_from; read_from++, write_to++) | |
5779 | *write_to = *read_from; | |
5780 | *write_to = '\0'; | |
5781 | } | |
5782 | ||
5783 | return pixel_height; | |
5784 | } | |
5785 | ||
6fc2811b | 5786 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
7d0393cf | 5787 | static BOOL |
6fc2811b JR |
5788 | w32_font_match (fontname, pattern) |
5789 | char * fontname; | |
5790 | char * pattern; | |
ee78dc32 | 5791 | { |
e7c72122 | 5792 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 5793 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 5794 | char *ptr; |
ee78dc32 | 5795 | |
d88c567c JR |
5796 | /* Copy fontname so we can modify it during comparison. */ |
5797 | strcpy (font_name_copy, fontname); | |
5798 | ||
6fc2811b JR |
5799 | ptr = regex; |
5800 | *ptr++ = '^'; | |
ee78dc32 | 5801 | |
6fc2811b JR |
5802 | /* Turn pattern into a regexp and do a regexp match. */ |
5803 | for (; *pattern; pattern++) | |
5804 | { | |
5805 | if (*pattern == '?') | |
5806 | *ptr++ = '.'; | |
5807 | else if (*pattern == '*') | |
5808 | { | |
5809 | *ptr++ = '.'; | |
5810 | *ptr++ = '*'; | |
5811 | } | |
33d52f9c | 5812 | else |
6fc2811b | 5813 | *ptr++ = *pattern; |
ee78dc32 | 5814 | } |
6fc2811b JR |
5815 | *ptr = '$'; |
5816 | *(ptr + 1) = '\0'; | |
5817 | ||
d88c567c JR |
5818 | /* Strip out font heights and compare them seperately, since |
5819 | rounding error can cause mismatches. This also allows a | |
5820 | comparison between a font that declares only a pixel height and a | |
5821 | pattern that declares the point height. | |
5822 | */ | |
5823 | { | |
5824 | int font_height, pattern_height; | |
5825 | ||
5826 | font_height = xlfd_strip_height (font_name_copy); | |
5827 | pattern_height = xlfd_strip_height (regex); | |
5828 | ||
5829 | /* Compare now, and don't bother doing expensive regexp matching | |
5830 | if the heights differ. */ | |
5831 | if (font_height && pattern_height && (font_height != pattern_height)) | |
5832 | return FALSE; | |
5833 | } | |
5834 | ||
6fc2811b | 5835 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 5836 | font_name_copy) >= 0); |
ee78dc32 GV |
5837 | } |
5838 | ||
5ca0cd71 GV |
5839 | /* Callback functions, and a structure holding info they need, for |
5840 | listing system fonts on W32. We need one set of functions to do the | |
5841 | job properly, but these don't work on NT 3.51 and earlier, so we | |
5842 | have a second set which don't handle character sets properly to | |
5843 | fall back on. | |
5844 | ||
5845 | In both cases, there are two passes made. The first pass gets one | |
5846 | font from each family, the second pass lists all the fonts from | |
5847 | each family. */ | |
5848 | ||
7d0393cf | 5849 | typedef struct enumfont_t |
ee78dc32 GV |
5850 | { |
5851 | HDC hdc; | |
5852 | int numFonts; | |
3cb20f4a | 5853 | LOGFONT logfont; |
ee78dc32 | 5854 | XFontStruct *size_ref; |
23afac8f | 5855 | Lisp_Object pattern; |
d84b082d | 5856 | Lisp_Object list; |
ee78dc32 GV |
5857 | } enumfont_t; |
5858 | ||
d84b082d JR |
5859 | |
5860 | static void | |
5861 | enum_font_maybe_add_to_list (enumfont_t *, LOGFONT *, char *, Lisp_Object); | |
5862 | ||
5863 | ||
7d0393cf | 5864 | static int CALLBACK |
ee78dc32 GV |
5865 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
5866 | ENUMLOGFONT * lplf; | |
5867 | NEWTEXTMETRIC * lptm; | |
5868 | int FontType; | |
5869 | enumfont_t * lpef; | |
5870 | { | |
66895301 JR |
5871 | /* Ignore struck out and underlined versions of fonts. */ |
5872 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
5873 | return 1; | |
5874 | ||
5875 | /* Only return fonts with names starting with @ if they were | |
5876 | explicitly specified, since Microsoft uses an initial @ to | |
5877 | denote fonts for vertical writing, without providing a more | |
5878 | convenient way of identifying them. */ | |
5879 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
5880 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
5881 | return 1; |
5882 | ||
4587b026 GV |
5883 | /* Check that the character set matches if it was specified */ |
5884 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
5885 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 5886 | return 1; |
4587b026 | 5887 | |
6358474d JR |
5888 | if (FontType == RASTER_FONTTYPE) |
5889 | { | |
5890 | /* DBCS raster fonts have problems displaying, so skip them. */ | |
5891 | int charset = lplf->elfLogFont.lfCharSet; | |
5892 | if (charset == SHIFTJIS_CHARSET | |
5893 | || charset == HANGEUL_CHARSET | |
5894 | || charset == CHINESEBIG5_CHARSET | |
5895 | || charset == GB2312_CHARSET | |
5896 | #ifdef JOHAB_CHARSET | |
5897 | || charset == JOHAB_CHARSET | |
5898 | #endif | |
5899 | ) | |
5900 | return 1; | |
5901 | } | |
5902 | ||
ee78dc32 GV |
5903 | { |
5904 | char buf[100]; | |
4587b026 | 5905 | Lisp_Object width = Qnil; |
d84b082d | 5906 | Lisp_Object charset_list = Qnil; |
767b1ff0 | 5907 | char *charset = NULL; |
ee78dc32 | 5908 | |
6fc2811b JR |
5909 | /* Truetype fonts do not report their true metrics until loaded */ |
5910 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 5911 | { |
23afac8f | 5912 | if (!NILP (lpef->pattern)) |
6fc2811b JR |
5913 | { |
5914 | /* Scalable fonts are as big as you want them to be. */ | |
5915 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
5916 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
5917 | width = make_number (lpef->logfont.lfWidth); | |
5918 | } | |
5919 | else | |
5920 | { | |
5921 | lplf->elfLogFont.lfHeight = 0; | |
5922 | lplf->elfLogFont.lfWidth = 0; | |
5923 | } | |
3cb20f4a | 5924 | } |
6fc2811b | 5925 | |
f46e6225 GV |
5926 | /* Make sure the height used here is the same as everywhere |
5927 | else (ie character height, not cell height). */ | |
6fc2811b JR |
5928 | if (lplf->elfLogFont.lfHeight > 0) |
5929 | { | |
5930 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
5931 | if (FontType == RASTER_FONTTYPE) | |
5932 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
5933 | else | |
5934 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
5935 | } | |
4587b026 | 5936 | |
23afac8f | 5937 | if (!NILP (lpef->pattern)) |
767b1ff0 | 5938 | { |
d5db4077 | 5939 | charset = xlfd_charset_of_font (SDATA (lpef->pattern)); |
767b1ff0 | 5940 | |
644cefdf JR |
5941 | /* We already checked charsets above, but DEFAULT_CHARSET |
5942 | slipped through. So only allow exact matches for DEFAULT_CHARSET. */ | |
5943 | if (charset | |
5944 | && strncmp (charset, "*-*", 3) != 0 | |
5945 | && lpef->logfont.lfCharSet == DEFAULT_CHARSET | |
5946 | && strcmp (charset, w32_to_x_charset (DEFAULT_CHARSET)) != 0) | |
5947 | return 1; | |
767b1ff0 JR |
5948 | } |
5949 | ||
d84b082d JR |
5950 | if (charset) |
5951 | charset_list = Fcons (build_string (charset), Qnil); | |
5952 | else | |
5953 | charset_list = w32_to_all_x_charsets (lplf->elfLogFont.lfCharSet); | |
ee78dc32 | 5954 | |
d84b082d JR |
5955 | /* Loop through the charsets. */ |
5956 | for ( ; CONSP (charset_list); charset_list = Fcdr (charset_list)) | |
ee78dc32 | 5957 | { |
d84b082d | 5958 | Lisp_Object this_charset = Fcar (charset_list); |
d5db4077 | 5959 | charset = SDATA (this_charset); |
d84b082d JR |
5960 | |
5961 | /* List bold and italic variations if w32-enable-synthesized-fonts | |
5962 | is non-nil and this is a plain font. */ | |
5963 | if (w32_enable_synthesized_fonts | |
5964 | && lplf->elfLogFont.lfWeight == FW_NORMAL | |
5965 | && lplf->elfLogFont.lfItalic == FALSE) | |
5966 | { | |
5967 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
5968 | charset, width); | |
5969 | /* bold. */ | |
5970 | lplf->elfLogFont.lfWeight = FW_BOLD; | |
5971 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
5972 | charset, width); | |
5973 | /* bold italic. */ | |
5974 | lplf->elfLogFont.lfItalic = TRUE; | |
5975 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
5976 | charset, width); | |
5977 | /* italic. */ | |
5978 | lplf->elfLogFont.lfWeight = FW_NORMAL; | |
5979 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
5980 | charset, width); | |
5981 | } | |
5982 | else | |
5983 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
5984 | charset, width); | |
ee78dc32 GV |
5985 | } |
5986 | } | |
6fc2811b | 5987 | |
5e905a57 | 5988 | return 1; |
ee78dc32 GV |
5989 | } |
5990 | ||
d84b082d JR |
5991 | static void |
5992 | enum_font_maybe_add_to_list (lpef, logfont, match_charset, width) | |
5993 | enumfont_t * lpef; | |
5994 | LOGFONT * logfont; | |
5995 | char * match_charset; | |
5996 | Lisp_Object width; | |
5997 | { | |
5998 | char buf[100]; | |
5999 | ||
6000 | if (!w32_to_x_font (logfont, buf, 100, match_charset)) | |
6001 | return; | |
6002 | ||
23afac8f | 6003 | if (NILP (lpef->pattern) |
d5db4077 | 6004 | || w32_font_match (buf, SDATA (lpef->pattern))) |
d84b082d JR |
6005 | { |
6006 | /* Check if we already listed this font. This may happen if | |
6007 | w32_enable_synthesized_fonts is non-nil, and there are real | |
6008 | bold and italic versions of the font. */ | |
6009 | Lisp_Object font_name = build_string (buf); | |
6010 | if (NILP (Fmember (font_name, lpef->list))) | |
6011 | { | |
23afac8f JR |
6012 | Lisp_Object entry = Fcons (font_name, width); |
6013 | lpef->list = Fcons (entry, lpef->list); | |
d84b082d JR |
6014 | lpef->numFonts++; |
6015 | } | |
6016 | } | |
6017 | } | |
6018 | ||
6019 | ||
7d0393cf | 6020 | static int CALLBACK |
ee78dc32 GV |
6021 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
6022 | ENUMLOGFONT * lplf; | |
6023 | NEWTEXTMETRIC * lptm; | |
6024 | int FontType; | |
6025 | enumfont_t * lpef; | |
6026 | { | |
6027 | return EnumFontFamilies (lpef->hdc, | |
6028 | lplf->elfLogFont.lfFaceName, | |
6029 | (FONTENUMPROC) enum_font_cb2, | |
6030 | (LPARAM) lpef); | |
6031 | } | |
6032 | ||
6033 | ||
8edb0a6f | 6034 | static int CALLBACK |
5ca0cd71 GV |
6035 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
6036 | ENUMLOGFONTEX * lplf; | |
6037 | NEWTEXTMETRICEX * lptm; | |
6038 | int font_type; | |
6039 | enumfont_t * lpef; | |
6040 | { | |
6041 | /* We are not interested in the extra info we get back from the 'Ex | |
6042 | version - only the fact that we get character set variations | |
6043 | enumerated seperately. */ | |
6044 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
6045 | font_type, lpef); | |
6046 | } | |
6047 | ||
8edb0a6f | 6048 | static int CALLBACK |
5ca0cd71 GV |
6049 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
6050 | ENUMLOGFONTEX * lplf; | |
6051 | NEWTEXTMETRICEX * lptm; | |
6052 | int font_type; | |
6053 | enumfont_t * lpef; | |
6054 | { | |
6055 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6056 | FARPROC enum_font_families_ex | |
6057 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6058 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
6059 | get here, so don't bother handling it gracefully. */ | |
6060 | if (enum_font_families_ex == NULL) | |
6061 | error ("gdi32.dll has disappeared!"); | |
6062 | return enum_font_families_ex (lpef->hdc, | |
6063 | &lplf->elfLogFont, | |
6064 | (FONTENUMPROC) enum_fontex_cb2, | |
6065 | (LPARAM) lpef, 0); | |
6066 | } | |
6067 | ||
4587b026 GV |
6068 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
6069 | and xterm.c in Emacs 20.3) */ | |
6070 | ||
8edb0a6f | 6071 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
6072 | { |
6073 | char *fontname, *ptnstr; | |
6074 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 6075 | int n_fonts = 0; |
33d52f9c GV |
6076 | |
6077 | list = Vw32_bdf_filename_alist; | |
d5db4077 | 6078 | ptnstr = SDATA (pattern); |
33d52f9c | 6079 | |
8e713be6 | 6080 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 6081 | { |
8e713be6 | 6082 | tem = XCAR (list); |
33d52f9c | 6083 | if (CONSP (tem)) |
d5db4077 | 6084 | fontname = SDATA (XCAR (tem)); |
33d52f9c | 6085 | else if (STRINGP (tem)) |
d5db4077 | 6086 | fontname = SDATA (tem); |
33d52f9c GV |
6087 | else |
6088 | continue; | |
6089 | ||
6090 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 6091 | { |
8e713be6 | 6092 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 6093 | n_fonts++; |
bd11cc09 | 6094 | if (max_names >= 0 && n_fonts >= max_names) |
5ca0cd71 GV |
6095 | break; |
6096 | } | |
33d52f9c GV |
6097 | } |
6098 | ||
6099 | return newlist; | |
6100 | } | |
6101 | ||
5ca0cd71 | 6102 | |
4587b026 GV |
6103 | /* Return a list of names of available fonts matching PATTERN on frame |
6104 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
6105 | to be listed. Frame F NULL means we have not yet created any | |
6106 | frame, which means we can't get proper size info, as we don't have | |
6107 | a device context to use for GetTextMetrics. | |
bd11cc09 JR |
6108 | MAXNAMES sets a limit on how many fonts to match. If MAXNAMES is |
6109 | negative, then all matching fonts are returned. */ | |
4587b026 GV |
6110 | |
6111 | Lisp_Object | |
dc220243 JR |
6112 | w32_list_fonts (f, pattern, size, maxnames) |
6113 | struct frame *f; | |
6114 | Lisp_Object pattern; | |
6115 | int size; | |
6116 | int maxnames; | |
4587b026 | 6117 | { |
6fc2811b | 6118 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 6119 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 6120 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 6121 | int n_fonts = 0; |
396594fe | 6122 | |
4587b026 GV |
6123 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
6124 | if (NILP (patterns)) | |
6125 | patterns = Fcons (pattern, Qnil); | |
6126 | ||
8e713be6 | 6127 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
6128 | { |
6129 | enumfont_t ef; | |
767b1ff0 | 6130 | int codepage; |
4587b026 | 6131 | |
8e713be6 | 6132 | tpat = XCAR (patterns); |
4587b026 | 6133 | |
767b1ff0 JR |
6134 | if (!STRINGP (tpat)) |
6135 | continue; | |
6136 | ||
6137 | /* Avoid expensive EnumFontFamilies functions if we are not | |
6138 | going to be able to output one of these anyway. */ | |
d5db4077 | 6139 | codepage = w32_codepage_for_font (SDATA (tpat)); |
767b1ff0 | 6140 | if (codepage != CP_8BIT && codepage != CP_UNICODE |
ceb12877 AI |
6141 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
6142 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
6143 | continue; |
6144 | ||
4587b026 GV |
6145 | /* See if we cached the result for this particular query. |
6146 | The cache is an alist of the form: | |
6147 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
6148 | */ | |
8e713be6 | 6149 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 6150 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
6151 | { |
6152 | list = Fcdr_safe (list); | |
6153 | /* We have a cached list. Don't have to get the list again. */ | |
6154 | goto label_cached; | |
6155 | } | |
6156 | ||
6157 | BLOCK_INPUT; | |
6158 | /* At first, put PATTERN in the cache. */ | |
23afac8f JR |
6159 | ef.pattern = tpat; |
6160 | ef.list = Qnil; | |
4587b026 | 6161 | ef.numFonts = 0; |
33d52f9c | 6162 | |
5ca0cd71 GV |
6163 | /* Use EnumFontFamiliesEx where it is available, as it knows |
6164 | about character sets. Fall back to EnumFontFamilies for | |
6165 | older versions of NT that don't support the 'Ex function. */ | |
d5db4077 | 6166 | x_to_w32_font (SDATA (tpat), &ef.logfont); |
4587b026 | 6167 | { |
5ca0cd71 GV |
6168 | LOGFONT font_match_pattern; |
6169 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6170 | FARPROC enum_font_families_ex | |
6171 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6172 | ||
6173 | /* We do our own pattern matching so we can handle wildcards. */ | |
6174 | font_match_pattern.lfFaceName[0] = 0; | |
6175 | font_match_pattern.lfPitchAndFamily = 0; | |
6176 | /* We can use the charset, because if it is a wildcard it will | |
6177 | be DEFAULT_CHARSET anyway. */ | |
6178 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
6179 | ||
33d52f9c | 6180 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 6181 | |
5ca0cd71 GV |
6182 | if (enum_font_families_ex) |
6183 | enum_font_families_ex (ef.hdc, | |
6184 | &font_match_pattern, | |
6185 | (FONTENUMPROC) enum_fontex_cb1, | |
6186 | (LPARAM) &ef, 0); | |
6187 | else | |
6188 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
6189 | (LPARAM)&ef); | |
4587b026 | 6190 | |
33d52f9c | 6191 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
6192 | } |
6193 | ||
6194 | UNBLOCK_INPUT; | |
23afac8f | 6195 | list = ef.list; |
4587b026 GV |
6196 | |
6197 | /* Make a list of the fonts we got back. | |
6198 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
6199 | XSETCDR (dpyinfo->name_list_element, |
6200 | Fcons (Fcons (tpat, list), | |
6201 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
6202 | |
6203 | label_cached: | |
6204 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
6205 | ||
6206 | newlist = second_best = Qnil; | |
6207 | ||
7d0393cf | 6208 | /* Make a list of the fonts that have the right width. */ |
8e713be6 | 6209 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
6210 | { |
6211 | int found_size; | |
8e713be6 | 6212 | tem = XCAR (list); |
4587b026 GV |
6213 | |
6214 | if (!CONSP (tem)) | |
6215 | continue; | |
8e713be6 | 6216 | if (NILP (XCAR (tem))) |
4587b026 GV |
6217 | continue; |
6218 | if (!size) | |
6219 | { | |
8e713be6 | 6220 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 6221 | n_fonts++; |
bd11cc09 | 6222 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
6223 | break; |
6224 | else | |
6225 | continue; | |
4587b026 | 6226 | } |
8e713be6 | 6227 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
6228 | { |
6229 | /* Since we don't yet know the size of the font, we must | |
6230 | load it and try GetTextMetrics. */ | |
4587b026 GV |
6231 | W32FontStruct thisinfo; |
6232 | LOGFONT lf; | |
6233 | HDC hdc; | |
6234 | HANDLE oldobj; | |
6235 | ||
d5db4077 | 6236 | if (!x_to_w32_font (SDATA (XCAR (tem)), &lf)) |
4587b026 GV |
6237 | continue; |
6238 | ||
6239 | BLOCK_INPUT; | |
33d52f9c | 6240 | thisinfo.bdf = NULL; |
4587b026 GV |
6241 | thisinfo.hfont = CreateFontIndirect (&lf); |
6242 | if (thisinfo.hfont == NULL) | |
6243 | continue; | |
6244 | ||
6245 | hdc = GetDC (dpyinfo->root_window); | |
6246 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
6247 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 6248 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 6249 | else |
f3fbd155 | 6250 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
6251 | SelectObject (hdc, oldobj); |
6252 | ReleaseDC (dpyinfo->root_window, hdc); | |
6253 | DeleteObject(thisinfo.hfont); | |
6254 | UNBLOCK_INPUT; | |
6255 | } | |
8e713be6 | 6256 | found_size = XINT (XCDR (tem)); |
4587b026 | 6257 | if (found_size == size) |
5ca0cd71 | 6258 | { |
8e713be6 | 6259 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 6260 | n_fonts++; |
bd11cc09 | 6261 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
6262 | break; |
6263 | } | |
4587b026 GV |
6264 | /* keep track of the closest matching size in case |
6265 | no exact match is found. */ | |
6266 | else if (found_size > 0) | |
6267 | { | |
6268 | if (NILP (second_best)) | |
6269 | second_best = tem; | |
7d0393cf | 6270 | |
4587b026 GV |
6271 | else if (found_size < size) |
6272 | { | |
8e713be6 KR |
6273 | if (XINT (XCDR (second_best)) > size |
6274 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
6275 | second_best = tem; |
6276 | } | |
6277 | else | |
6278 | { | |
8e713be6 KR |
6279 | if (XINT (XCDR (second_best)) > size |
6280 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
6281 | found_size) |
6282 | second_best = tem; | |
6283 | } | |
6284 | } | |
6285 | } | |
6286 | ||
6287 | if (!NILP (newlist)) | |
6288 | break; | |
6289 | else if (!NILP (second_best)) | |
6290 | { | |
8e713be6 | 6291 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
6292 | break; |
6293 | } | |
6294 | } | |
6295 | ||
33d52f9c | 6296 | /* Include any bdf fonts. */ |
bd11cc09 | 6297 | if (n_fonts < maxnames || maxnames < 0) |
33d52f9c GV |
6298 | { |
6299 | Lisp_Object combined[2]; | |
5ca0cd71 | 6300 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
6301 | combined[1] = newlist; |
6302 | newlist = Fnconc(2, combined); | |
6303 | } | |
6304 | ||
4587b026 GV |
6305 | return newlist; |
6306 | } | |
6307 | ||
5ca0cd71 | 6308 | |
4587b026 GV |
6309 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
6310 | struct font_info * | |
6311 | w32_get_font_info (f, font_idx) | |
6312 | FRAME_PTR f; | |
6313 | int font_idx; | |
6314 | { | |
6315 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
6316 | } | |
6317 | ||
6318 | ||
6319 | struct font_info* | |
6320 | w32_query_font (struct frame *f, char *fontname) | |
6321 | { | |
6322 | int i; | |
6323 | struct font_info *pfi; | |
6324 | ||
6325 | pfi = FRAME_W32_FONT_TABLE (f); | |
6326 | ||
6327 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
6328 | { | |
6329 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
6330 | } | |
6331 | ||
6332 | return NULL; | |
6333 | } | |
6334 | ||
6335 | /* Find a CCL program for a font specified by FONTP, and set the member | |
6336 | `encoder' of the structure. */ | |
6337 | ||
6338 | void | |
6339 | w32_find_ccl_program (fontp) | |
6340 | struct font_info *fontp; | |
6341 | { | |
3545439c | 6342 | Lisp_Object list, elt; |
4587b026 | 6343 | |
8e713be6 | 6344 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 6345 | { |
8e713be6 | 6346 | elt = XCAR (list); |
4587b026 | 6347 | if (CONSP (elt) |
8e713be6 KR |
6348 | && STRINGP (XCAR (elt)) |
6349 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 6350 | >= 0)) |
3545439c KH |
6351 | break; |
6352 | } | |
6353 | if (! NILP (list)) | |
6354 | { | |
17eedd00 KH |
6355 | struct ccl_program *ccl |
6356 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 6357 | |
8e713be6 | 6358 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
6359 | xfree (ccl); |
6360 | else | |
6361 | fontp->font_encoder = ccl; | |
4587b026 GV |
6362 | } |
6363 | } | |
6364 | ||
6365 | \f | |
8edb0a6f JR |
6366 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
6367 | as this calls lisp to get a directory listing). */ | |
6368 | static Lisp_Object | |
6369 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
6370 | { | |
6371 | Lisp_Object filelist, list = Qnil; | |
6372 | char fontname[100]; | |
6373 | ||
6374 | if (!STRINGP(directory)) | |
6375 | return Qnil; | |
6376 | ||
6377 | filelist = Fdirectory_files (directory, Qt, | |
6378 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
6379 | ||
6380 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
6381 | { | |
6382 | Lisp_Object filename = XCAR (filelist); | |
d5db4077 | 6383 | if (w32_BDF_to_x_font (SDATA (filename), fontname, 100)) |
8edb0a6f JR |
6384 | store_in_alist (&list, build_string (fontname), filename); |
6385 | } | |
6386 | return list; | |
6387 | } | |
6388 | ||
6fc2811b JR |
6389 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
6390 | 1, 1, 0, | |
b3700ae7 JR |
6391 | doc: /* Return a list of BDF fonts in DIR. |
6392 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
6393 | which do not contain an xlfd description will not be included in the | |
6394 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
6395 | (directory) |
6396 | Lisp_Object directory; | |
6397 | { | |
6398 | Lisp_Object list = Qnil; | |
6399 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 6400 | |
6fc2811b JR |
6401 | if (!CONSP (directory)) |
6402 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 6403 | |
6fc2811b | 6404 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 6405 | { |
6fc2811b JR |
6406 | Lisp_Object pair[2]; |
6407 | pair[0] = list; | |
6408 | pair[1] = Qnil; | |
6409 | GCPRO2 (directory, list); | |
6410 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
6411 | list = Fnconc( 2, pair ); | |
6412 | UNGCPRO; | |
6413 | } | |
6414 | return list; | |
6415 | } | |
ee78dc32 | 6416 | |
6fc2811b JR |
6417 | \f |
6418 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 6419 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
6420 | (color, frame) |
6421 | Lisp_Object color, frame; | |
6422 | { | |
6423 | XColor foo; | |
6424 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 6425 | |
b7826503 | 6426 | CHECK_STRING (color); |
ee78dc32 | 6427 | |
d5db4077 | 6428 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
6fc2811b JR |
6429 | return Qt; |
6430 | else | |
6431 | return Qnil; | |
6432 | } | |
ee78dc32 | 6433 | |
2d764c78 | 6434 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 6435 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
6436 | (color, frame) |
6437 | Lisp_Object color, frame; | |
6438 | { | |
6fc2811b | 6439 | XColor foo; |
ee78dc32 GV |
6440 | FRAME_PTR f = check_x_frame (frame); |
6441 | ||
b7826503 | 6442 | CHECK_STRING (color); |
ee78dc32 | 6443 | |
d5db4077 | 6444 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
ee78dc32 GV |
6445 | { |
6446 | Lisp_Object rgb[3]; | |
6447 | ||
6fc2811b JR |
6448 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
6449 | | GetRValue (foo.pixel)); | |
6450 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
6451 | | GetGValue (foo.pixel)); | |
6452 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
6453 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
6454 | return Flist (3, rgb); |
6455 | } | |
6456 | else | |
6457 | return Qnil; | |
6458 | } | |
6459 | ||
2d764c78 | 6460 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 6461 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
6462 | (display) |
6463 | Lisp_Object display; | |
6464 | { | |
fbd6baed | 6465 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6466 | |
6467 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
6468 | return Qnil; | |
6469 | ||
6470 | return Qt; | |
6471 | } | |
6472 | ||
74e1aeec JR |
6473 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
6474 | Sx_display_grayscale_p, 0, 1, 0, | |
6475 | doc: /* Return t if the X display supports shades of gray. | |
6476 | Note that color displays do support shades of gray. | |
6477 | The optional argument DISPLAY specifies which display to ask about. | |
6478 | DISPLAY should be either a frame or a display name (a string). | |
6479 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6480 | (display) |
6481 | Lisp_Object display; | |
6482 | { | |
fbd6baed | 6483 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6484 | |
6485 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
6486 | return Qnil; | |
6487 | ||
6488 | return Qt; | |
6489 | } | |
6490 | ||
74e1aeec JR |
6491 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
6492 | Sx_display_pixel_width, 0, 1, 0, | |
6493 | doc: /* Returns the width in pixels of DISPLAY. | |
6494 | The optional argument DISPLAY specifies which display to ask about. | |
6495 | DISPLAY should be either a frame or a display name (a string). | |
6496 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6497 | (display) |
6498 | Lisp_Object display; | |
6499 | { | |
fbd6baed | 6500 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6501 | |
6502 | return make_number (dpyinfo->width); | |
6503 | } | |
6504 | ||
6505 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
6506 | Sx_display_pixel_height, 0, 1, 0, |
6507 | doc: /* Returns the height in pixels of DISPLAY. | |
6508 | The optional argument DISPLAY specifies which display to ask about. | |
6509 | DISPLAY should be either a frame or a display name (a string). | |
6510 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6511 | (display) |
6512 | Lisp_Object display; | |
6513 | { | |
fbd6baed | 6514 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6515 | |
6516 | return make_number (dpyinfo->height); | |
6517 | } | |
6518 | ||
6519 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
6520 | 0, 1, 0, |
6521 | doc: /* Returns the number of bitplanes of DISPLAY. | |
6522 | The optional argument DISPLAY specifies which display to ask about. | |
6523 | DISPLAY should be either a frame or a display name (a string). | |
6524 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6525 | (display) |
6526 | Lisp_Object display; | |
6527 | { | |
fbd6baed | 6528 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6529 | |
6530 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
6531 | } | |
6532 | ||
6533 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
6534 | 0, 1, 0, |
6535 | doc: /* Returns the number of color cells of DISPLAY. | |
6536 | The optional argument DISPLAY specifies which display to ask about. | |
6537 | DISPLAY should be either a frame or a display name (a string). | |
6538 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6539 | (display) |
6540 | Lisp_Object display; | |
6541 | { | |
fbd6baed | 6542 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6543 | HDC hdc; |
6544 | int cap; | |
6545 | ||
5ac45f98 GV |
6546 | hdc = GetDC (dpyinfo->root_window); |
6547 | if (dpyinfo->has_palette) | |
6548 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
6549 | else | |
6550 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b | 6551 | |
007776bc JB |
6552 | /* We force 24+ bit depths to 24-bit, both to prevent an overflow |
6553 | and because probably is more meaningful on Windows anyway */ | |
abf8c61b | 6554 | if (cap < 0) |
007776bc | 6555 | cap = 1 << min(dpyinfo->n_planes * dpyinfo->n_cbits, 24); |
7d0393cf | 6556 | |
ee78dc32 | 6557 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 6558 | |
ee78dc32 GV |
6559 | return make_number (cap); |
6560 | } | |
6561 | ||
6562 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
6563 | Sx_server_max_request_size, | |
74e1aeec JR |
6564 | 0, 1, 0, |
6565 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
6566 | The optional argument DISPLAY specifies which display to ask about. | |
6567 | DISPLAY should be either a frame or a display name (a string). | |
6568 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6569 | (display) |
6570 | Lisp_Object display; | |
6571 | { | |
fbd6baed | 6572 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6573 | |
6574 | return make_number (1); | |
6575 | } | |
6576 | ||
6577 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
6578 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
6579 | The optional argument DISPLAY specifies which display to ask about. | |
6580 | DISPLAY should be either a frame or a display name (a string). | |
6581 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6582 | (display) |
6583 | Lisp_Object display; | |
6584 | { | |
dfff8a69 | 6585 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
6586 | } |
6587 | ||
6588 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
6589 | doc: /* Returns the version numbers of the server of DISPLAY. |
6590 | The value is a list of three integers: the major and minor | |
6591 | version numbers, and the vendor-specific release | |
6592 | number. See also the function `x-server-vendor'. | |
6593 | ||
6594 | The optional argument DISPLAY specifies which display to ask about. | |
6595 | DISPLAY should be either a frame or a display name (a string). | |
6596 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6597 | (display) |
6598 | Lisp_Object display; | |
6599 | { | |
fbd6baed | 6600 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
6601 | Fcons (make_number (w32_minor_version), |
6602 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
6603 | } |
6604 | ||
6605 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
6606 | doc: /* Returns the number of screens on the server of DISPLAY. |
6607 | The optional argument DISPLAY specifies which display to ask about. | |
6608 | DISPLAY should be either a frame or a display name (a string). | |
6609 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6610 | (display) |
6611 | Lisp_Object display; | |
6612 | { | |
ee78dc32 GV |
6613 | return make_number (1); |
6614 | } | |
6615 | ||
74e1aeec JR |
6616 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
6617 | Sx_display_mm_height, 0, 1, 0, | |
6618 | doc: /* Returns the height in millimeters of DISPLAY. | |
6619 | The optional argument DISPLAY specifies which display to ask about. | |
6620 | DISPLAY should be either a frame or a display name (a string). | |
6621 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6622 | (display) |
6623 | Lisp_Object display; | |
6624 | { | |
fbd6baed | 6625 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6626 | HDC hdc; |
6627 | int cap; | |
6628 | ||
5ac45f98 | 6629 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 6630 | |
ee78dc32 | 6631 | cap = GetDeviceCaps (hdc, VERTSIZE); |
7d0393cf | 6632 | |
ee78dc32 | 6633 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 6634 | |
ee78dc32 GV |
6635 | return make_number (cap); |
6636 | } | |
6637 | ||
6638 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
6639 | doc: /* Returns the width in millimeters of DISPLAY. |
6640 | The optional argument DISPLAY specifies which display to ask about. | |
6641 | DISPLAY should be either a frame or a display name (a string). | |
6642 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6643 | (display) |
6644 | Lisp_Object display; | |
6645 | { | |
fbd6baed | 6646 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
6647 | |
6648 | HDC hdc; | |
6649 | int cap; | |
6650 | ||
5ac45f98 | 6651 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 6652 | |
ee78dc32 | 6653 | cap = GetDeviceCaps (hdc, HORZSIZE); |
7d0393cf | 6654 | |
ee78dc32 | 6655 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 6656 | |
ee78dc32 GV |
6657 | return make_number (cap); |
6658 | } | |
6659 | ||
6660 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
6661 | Sx_display_backing_store, 0, 1, 0, |
6662 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
6663 | The value may be `always', `when-mapped', or `not-useful'. | |
6664 | The optional argument DISPLAY specifies which display to ask about. | |
6665 | DISPLAY should be either a frame or a display name (a string). | |
6666 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6667 | (display) |
6668 | Lisp_Object display; | |
6669 | { | |
6670 | return intern ("not-useful"); | |
6671 | } | |
6672 | ||
6673 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
6674 | Sx_display_visual_class, 0, 1, 0, |
6675 | doc: /* Returns the visual class of DISPLAY. | |
6676 | The value is one of the symbols `static-gray', `gray-scale', | |
6677 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
6678 | ||
6679 | The optional argument DISPLAY specifies which display to ask about. | |
6680 | DISPLAY should be either a frame or a display name (a string). | |
6681 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6682 | (display) |
6683 | Lisp_Object display; | |
6684 | { | |
fbd6baed | 6685 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 6686 | Lisp_Object result = Qnil; |
ee78dc32 | 6687 | |
abf8c61b AI |
6688 | if (dpyinfo->has_palette) |
6689 | result = intern ("pseudo-color"); | |
6690 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
6691 | result = intern ("static-grey"); | |
6692 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
6693 | result = intern ("static-color"); | |
6694 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
6695 | result = intern ("true-color"); | |
ee78dc32 | 6696 | |
abf8c61b | 6697 | return result; |
ee78dc32 GV |
6698 | } |
6699 | ||
6700 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
6701 | Sx_display_save_under, 0, 1, 0, |
6702 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
6703 | The optional argument DISPLAY specifies which display to ask about. | |
6704 | DISPLAY should be either a frame or a display name (a string). | |
6705 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
6706 | (display) |
6707 | Lisp_Object display; | |
6708 | { | |
6fc2811b JR |
6709 | return Qnil; |
6710 | } | |
6711 | \f | |
6712 | int | |
6713 | x_pixel_width (f) | |
6714 | register struct frame *f; | |
6715 | { | |
be786000 | 6716 | return FRAME_PIXEL_WIDTH (f); |
6fc2811b JR |
6717 | } |
6718 | ||
6719 | int | |
6720 | x_pixel_height (f) | |
6721 | register struct frame *f; | |
6722 | { | |
be786000 | 6723 | return FRAME_PIXEL_HEIGHT (f); |
6fc2811b JR |
6724 | } |
6725 | ||
6726 | int | |
6727 | x_char_width (f) | |
6728 | register struct frame *f; | |
6729 | { | |
be786000 | 6730 | return FRAME_COLUMN_WIDTH (f); |
6fc2811b JR |
6731 | } |
6732 | ||
6733 | int | |
6734 | x_char_height (f) | |
6735 | register struct frame *f; | |
6736 | { | |
be786000 | 6737 | return FRAME_LINE_HEIGHT (f); |
6fc2811b JR |
6738 | } |
6739 | ||
6740 | int | |
6741 | x_screen_planes (f) | |
6742 | register struct frame *f; | |
6743 | { | |
6744 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
6745 | } | |
6746 | \f | |
6747 | /* Return the display structure for the display named NAME. | |
6748 | Open a new connection if necessary. */ | |
6749 | ||
6750 | struct w32_display_info * | |
6751 | x_display_info_for_name (name) | |
6752 | Lisp_Object name; | |
6753 | { | |
6754 | Lisp_Object names; | |
6755 | struct w32_display_info *dpyinfo; | |
6756 | ||
b7826503 | 6757 | CHECK_STRING (name); |
6fc2811b JR |
6758 | |
6759 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
6760 | dpyinfo; | |
6761 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
6762 | { | |
6763 | Lisp_Object tem; | |
6764 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
6765 | if (!NILP (tem)) | |
6766 | return dpyinfo; | |
6767 | } | |
6768 | ||
6769 | /* Use this general default value to start with. */ | |
6770 | Vx_resource_name = Vinvocation_name; | |
6771 | ||
6772 | validate_x_resource_name (); | |
6773 | ||
6774 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
d5db4077 | 6775 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
6776 | |
6777 | if (dpyinfo == 0) | |
d5db4077 | 6778 | error ("Cannot connect to server %s", SDATA (name)); |
6fc2811b JR |
6779 | |
6780 | w32_in_use = 1; | |
6781 | XSETFASTINT (Vwindow_system_version, 3); | |
6782 | ||
6783 | return dpyinfo; | |
6784 | } | |
6785 | ||
6786 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
6787 | 1, 3, 0, doc: /* Open a connection to a server. |
6788 | DISPLAY is the name of the display to connect to. | |
6789 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
6790 | If the optional third arg MUST-SUCCEED is non-nil, | |
6791 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
6792 | (display, xrm_string, must_succeed) |
6793 | Lisp_Object display, xrm_string, must_succeed; | |
6794 | { | |
6795 | unsigned char *xrm_option; | |
6796 | struct w32_display_info *dpyinfo; | |
6797 | ||
74e1aeec JR |
6798 | /* If initialization has already been done, return now to avoid |
6799 | overwriting critical parts of one_w32_display_info. */ | |
6800 | if (w32_in_use) | |
6801 | return Qnil; | |
6802 | ||
b7826503 | 6803 | CHECK_STRING (display); |
6fc2811b | 6804 | if (! NILP (xrm_string)) |
b7826503 | 6805 | CHECK_STRING (xrm_string); |
6fc2811b JR |
6806 | |
6807 | if (! EQ (Vwindow_system, intern ("w32"))) | |
6808 | error ("Not using Microsoft Windows"); | |
6809 | ||
6810 | /* Allow color mapping to be defined externally; first look in user's | |
6811 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
6812 | { | |
6813 | Lisp_Object color_file; | |
6814 | struct gcpro gcpro1; | |
6815 | ||
6816 | color_file = build_string("~/rgb.txt"); | |
6817 | ||
6818 | GCPRO1 (color_file); | |
6819 | ||
6820 | if (NILP (Ffile_readable_p (color_file))) | |
6821 | color_file = | |
6822 | Fexpand_file_name (build_string ("rgb.txt"), | |
6823 | Fsymbol_value (intern ("data-directory"))); | |
6824 | ||
6825 | Vw32_color_map = Fw32_load_color_file (color_file); | |
6826 | ||
6827 | UNGCPRO; | |
6828 | } | |
6829 | if (NILP (Vw32_color_map)) | |
6830 | Vw32_color_map = Fw32_default_color_map (); | |
6831 | ||
5a8a15ec JR |
6832 | /* Merge in system logical colors. */ |
6833 | add_system_logical_colors_to_map (&Vw32_color_map); | |
6834 | ||
6fc2811b | 6835 | if (! NILP (xrm_string)) |
d5db4077 | 6836 | xrm_option = (unsigned char *) SDATA (xrm_string); |
6fc2811b JR |
6837 | else |
6838 | xrm_option = (unsigned char *) 0; | |
6839 | ||
6840 | /* Use this general default value to start with. */ | |
6841 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
6842 | { | |
6843 | char basename[ MAX_PATH ], *str; | |
6844 | ||
d5db4077 | 6845 | strcpy (basename, SDATA (Vinvocation_name)); |
6fc2811b JR |
6846 | str = strrchr (basename, '.'); |
6847 | if (str) *str = 0; | |
6848 | Vinvocation_name = build_string (basename); | |
6849 | } | |
6850 | Vx_resource_name = Vinvocation_name; | |
6851 | ||
6852 | validate_x_resource_name (); | |
6853 | ||
6854 | /* This is what opens the connection and sets x_current_display. | |
6855 | This also initializes many symbols, such as those used for input. */ | |
6856 | dpyinfo = w32_term_init (display, xrm_option, | |
d5db4077 | 6857 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
6858 | |
6859 | if (dpyinfo == 0) | |
6860 | { | |
6861 | if (!NILP (must_succeed)) | |
6862 | fatal ("Cannot connect to server %s.\n", | |
d5db4077 | 6863 | SDATA (display)); |
6fc2811b | 6864 | else |
d5db4077 | 6865 | error ("Cannot connect to server %s", SDATA (display)); |
6fc2811b JR |
6866 | } |
6867 | ||
6868 | w32_in_use = 1; | |
6869 | ||
6870 | XSETFASTINT (Vwindow_system_version, 3); | |
6871 | return Qnil; | |
6872 | } | |
6873 | ||
6874 | DEFUN ("x-close-connection", Fx_close_connection, | |
6875 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
6876 | doc: /* Close the connection to DISPLAY's server. |
6877 | For DISPLAY, specify either a frame or a display name (a string). | |
6878 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
6879 | (display) |
6880 | Lisp_Object display; | |
6881 | { | |
6882 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
6883 | int i; | |
6884 | ||
6885 | if (dpyinfo->reference_count > 0) | |
6886 | error ("Display still has frames on it"); | |
6887 | ||
6888 | BLOCK_INPUT; | |
6889 | /* Free the fonts in the font table. */ | |
6890 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
6891 | if (dpyinfo->font_table[i].name) | |
6892 | { | |
126f2e35 JR |
6893 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
6894 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 6895 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
6896 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
6897 | } | |
6898 | x_destroy_all_bitmaps (dpyinfo); | |
6899 | ||
6900 | x_delete_display (dpyinfo); | |
6901 | UNBLOCK_INPUT; | |
6902 | ||
6903 | return Qnil; | |
6904 | } | |
6905 | ||
6906 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 6907 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
6908 | () |
6909 | { | |
6910 | Lisp_Object tail, result; | |
6911 | ||
6912 | result = Qnil; | |
6913 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
6914 | result = Fcons (XCAR (XCAR (tail)), result); | |
6915 | ||
6916 | return result; | |
6917 | } | |
6918 | ||
6919 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
6920 | doc: /* This is a noop on W32 systems. */) |
6921 | (on, display) | |
6922 | Lisp_Object display, on; | |
6fc2811b | 6923 | { |
6fc2811b JR |
6924 | return Qnil; |
6925 | } | |
6926 | ||
6927 | \f | |
6fc2811b JR |
6928 | /*********************************************************************** |
6929 | Image types | |
6930 | ***********************************************************************/ | |
6931 | ||
6932 | /* Value is the number of elements of vector VECTOR. */ | |
6933 | ||
6934 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
6935 | ||
6936 | /* List of supported image types. Use define_image_type to add new | |
6937 | types. Use lookup_image_type to find a type for a given symbol. */ | |
6938 | ||
6939 | static struct image_type *image_types; | |
6940 | ||
6fc2811b JR |
6941 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ |
6942 | ||
6943 | Lisp_Object Qxbm; | |
6944 | ||
6945 | /* Keywords. */ | |
6946 | ||
6fc2811b | 6947 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
6948 | extern Lisp_Object QCdata, QCtype; |
6949 | Lisp_Object QCascent, QCmargin, QCrelief; | |
a93f4566 | 6950 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 6951 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
6952 | |
6953 | /* Other symbols. */ | |
6954 | ||
3cf3436e | 6955 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
6956 | |
6957 | /* Time in seconds after which images should be removed from the cache | |
6958 | if not displayed. */ | |
6959 | ||
6960 | Lisp_Object Vimage_cache_eviction_delay; | |
6961 | ||
6962 | /* Function prototypes. */ | |
6963 | ||
6964 | static void define_image_type P_ ((struct image_type *type)); | |
6965 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
6966 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
6967 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 6968 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
6969 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
6970 | Lisp_Object)); | |
6971 | ||
dfff8a69 | 6972 | |
6fc2811b JR |
6973 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
6974 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
6975 | ||
6976 | static void | |
6977 | define_image_type (type) | |
6978 | struct image_type *type; | |
6979 | { | |
6980 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
6981 | The initialized data segment is read-only. */ | |
6982 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
6983 | bcopy (type, p, sizeof *p); | |
6984 | p->next = image_types; | |
6985 | image_types = p; | |
6986 | Vimage_types = Fcons (*p->type, Vimage_types); | |
6987 | } | |
6988 | ||
6989 | ||
6990 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
6991 | structure. Value is null if SYMBOL is not a known image type. */ | |
6992 | ||
6993 | static INLINE struct image_type * | |
6994 | lookup_image_type (symbol) | |
6995 | Lisp_Object symbol; | |
6996 | { | |
6997 | struct image_type *type; | |
6998 | ||
6999 | for (type = image_types; type; type = type->next) | |
7000 | if (EQ (symbol, *type->type)) | |
7001 | break; | |
7002 | ||
7003 | return type; | |
7004 | } | |
7005 | ||
7006 | ||
7007 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
7008 | valid image specification is a list whose car is the symbol | |
7009 | `image', and whose rest is a property list. The property list must | |
7010 | contain a value for key `:type'. That value must be the name of a | |
7011 | supported image type. The rest of the property list depends on the | |
7012 | image type. */ | |
7013 | ||
7014 | int | |
7015 | valid_image_p (object) | |
7016 | Lisp_Object object; | |
7017 | { | |
7018 | int valid_p = 0; | |
7d0393cf | 7019 | |
82cf95a7 | 7020 | if (IMAGEP (object)) |
6fc2811b | 7021 | { |
3cf3436e JR |
7022 | Lisp_Object tem; |
7023 | ||
7024 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
7025 | if (EQ (XCAR (tem), QCtype)) | |
7026 | { | |
7027 | tem = XCDR (tem); | |
7028 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
7029 | { | |
7030 | struct image_type *type; | |
7031 | type = lookup_image_type (XCAR (tem)); | |
7032 | if (type) | |
7033 | valid_p = type->valid_p (object); | |
7034 | } | |
7035 | ||
7036 | break; | |
7037 | } | |
6fc2811b JR |
7038 | } |
7039 | ||
7040 | return valid_p; | |
7041 | } | |
7042 | ||
7043 | ||
7044 | /* Log error message with format string FORMAT and argument ARG. | |
7045 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
7046 | good idea because this would interrupt redisplay, and the error | |
7047 | message display would lead to another redisplay. This function | |
7048 | therefore simply displays a message. */ | |
7049 | ||
7050 | static void | |
7051 | image_error (format, arg1, arg2) | |
7052 | char *format; | |
7053 | Lisp_Object arg1, arg2; | |
7054 | { | |
7055 | add_to_log (format, arg1, arg2); | |
7056 | } | |
7057 | ||
7058 | ||
7059 | \f | |
7060 | /*********************************************************************** | |
7061 | Image specifications | |
7062 | ***********************************************************************/ | |
7063 | ||
7064 | enum image_value_type | |
7065 | { | |
7066 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
7067 | IMAGE_STRING_VALUE, | |
3cf3436e | 7068 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
7069 | IMAGE_SYMBOL_VALUE, |
7070 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 7071 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 7072 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 7073 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
7074 | IMAGE_INTEGER_VALUE, |
7075 | IMAGE_FUNCTION_VALUE, | |
7076 | IMAGE_NUMBER_VALUE, | |
7077 | IMAGE_BOOL_VALUE | |
7078 | }; | |
7079 | ||
7080 | /* Structure used when parsing image specifications. */ | |
7081 | ||
7082 | struct image_keyword | |
7083 | { | |
7084 | /* Name of keyword. */ | |
7085 | char *name; | |
7086 | ||
7087 | /* The type of value allowed. */ | |
7088 | enum image_value_type type; | |
7089 | ||
7090 | /* Non-zero means key must be present. */ | |
7091 | int mandatory_p; | |
7092 | ||
7093 | /* Used to recognize duplicate keywords in a property list. */ | |
7094 | int count; | |
7095 | ||
7096 | /* The value that was found. */ | |
7097 | Lisp_Object value; | |
7098 | }; | |
7099 | ||
7100 | ||
7101 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
7102 | int, Lisp_Object)); | |
7103 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
7104 | ||
7105 | ||
7106 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
7107 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
7108 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
7109 | image_keywords structures of size NKEYWORDS describing other | |
7110 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
7111 | ||
7112 | static int | |
7113 | parse_image_spec (spec, keywords, nkeywords, type) | |
7114 | Lisp_Object spec; | |
7115 | struct image_keyword *keywords; | |
7116 | int nkeywords; | |
7117 | Lisp_Object type; | |
7118 | { | |
7119 | int i; | |
7120 | Lisp_Object plist; | |
7121 | ||
82cf95a7 | 7122 | if (!IMAGEP (spec)) |
6fc2811b JR |
7123 | return 0; |
7124 | ||
7125 | plist = XCDR (spec); | |
7126 | while (CONSP (plist)) | |
7127 | { | |
7128 | Lisp_Object key, value; | |
7129 | ||
7130 | /* First element of a pair must be a symbol. */ | |
7131 | key = XCAR (plist); | |
7132 | plist = XCDR (plist); | |
7133 | if (!SYMBOLP (key)) | |
7134 | return 0; | |
7135 | ||
7136 | /* There must follow a value. */ | |
7137 | if (!CONSP (plist)) | |
7138 | return 0; | |
7139 | value = XCAR (plist); | |
7140 | plist = XCDR (plist); | |
7141 | ||
7142 | /* Find key in KEYWORDS. Error if not found. */ | |
7143 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 7144 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
6fc2811b JR |
7145 | break; |
7146 | ||
7147 | if (i == nkeywords) | |
7148 | continue; | |
7149 | ||
7150 | /* Record that we recognized the keyword. If a keywords | |
7151 | was found more than once, it's an error. */ | |
7152 | keywords[i].value = value; | |
7153 | ++keywords[i].count; | |
7d0393cf | 7154 | |
6fc2811b JR |
7155 | if (keywords[i].count > 1) |
7156 | return 0; | |
7157 | ||
7158 | /* Check type of value against allowed type. */ | |
7159 | switch (keywords[i].type) | |
7160 | { | |
7161 | case IMAGE_STRING_VALUE: | |
7162 | if (!STRINGP (value)) | |
7163 | return 0; | |
7164 | break; | |
7165 | ||
3cf3436e JR |
7166 | case IMAGE_STRING_OR_NIL_VALUE: |
7167 | if (!STRINGP (value) && !NILP (value)) | |
7168 | return 0; | |
7169 | break; | |
7170 | ||
6fc2811b JR |
7171 | case IMAGE_SYMBOL_VALUE: |
7172 | if (!SYMBOLP (value)) | |
7173 | return 0; | |
7174 | break; | |
7175 | ||
7176 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
7177 | if (!INTEGERP (value) || XINT (value) <= 0) | |
7178 | return 0; | |
7179 | break; | |
7180 | ||
8edb0a6f JR |
7181 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
7182 | if (INTEGERP (value) && XINT (value) >= 0) | |
7183 | break; | |
7184 | if (CONSP (value) | |
7185 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
7186 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
7187 | break; | |
7188 | return 0; | |
7189 | ||
dfff8a69 JR |
7190 | case IMAGE_ASCENT_VALUE: |
7191 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
7192 | break; | |
7193 | else if (INTEGERP (value) | |
7194 | && XINT (value) >= 0 | |
7195 | && XINT (value) <= 100) | |
7196 | break; | |
7197 | return 0; | |
7198 | ||
6fc2811b JR |
7199 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
7200 | if (!INTEGERP (value) || XINT (value) < 0) | |
7201 | return 0; | |
7202 | break; | |
7203 | ||
7204 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
7205 | break; | |
7206 | ||
7207 | case IMAGE_FUNCTION_VALUE: | |
7208 | value = indirect_function (value); | |
7d0393cf | 7209 | if (SUBRP (value) |
6fc2811b JR |
7210 | || COMPILEDP (value) |
7211 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
7212 | break; | |
7213 | return 0; | |
7214 | ||
7215 | case IMAGE_NUMBER_VALUE: | |
7216 | if (!INTEGERP (value) && !FLOATP (value)) | |
7217 | return 0; | |
7218 | break; | |
7219 | ||
7220 | case IMAGE_INTEGER_VALUE: | |
7221 | if (!INTEGERP (value)) | |
7222 | return 0; | |
7223 | break; | |
7224 | ||
7225 | case IMAGE_BOOL_VALUE: | |
7226 | if (!NILP (value) && !EQ (value, Qt)) | |
7227 | return 0; | |
7228 | break; | |
7229 | ||
7230 | default: | |
7231 | abort (); | |
7232 | break; | |
7233 | } | |
7234 | ||
7235 | if (EQ (key, QCtype) && !EQ (type, value)) | |
7236 | return 0; | |
7237 | } | |
7238 | ||
7239 | /* Check that all mandatory fields are present. */ | |
7240 | for (i = 0; i < nkeywords; ++i) | |
7241 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
7242 | return 0; | |
7243 | ||
7244 | return NILP (plist); | |
7245 | } | |
7246 | ||
7247 | ||
7248 | /* Return the value of KEY in image specification SPEC. Value is nil | |
7249 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
7250 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
7251 | ||
7252 | static Lisp_Object | |
7253 | image_spec_value (spec, key, found) | |
7254 | Lisp_Object spec, key; | |
7255 | int *found; | |
7256 | { | |
7257 | Lisp_Object tail; | |
7d0393cf | 7258 | |
6fc2811b JR |
7259 | xassert (valid_image_p (spec)); |
7260 | ||
7261 | for (tail = XCDR (spec); | |
7262 | CONSP (tail) && CONSP (XCDR (tail)); | |
7263 | tail = XCDR (XCDR (tail))) | |
7264 | { | |
7265 | if (EQ (XCAR (tail), key)) | |
7266 | { | |
7267 | if (found) | |
7268 | *found = 1; | |
7269 | return XCAR (XCDR (tail)); | |
7270 | } | |
7271 | } | |
7d0393cf | 7272 | |
6fc2811b JR |
7273 | if (found) |
7274 | *found = 0; | |
7275 | return Qnil; | |
7276 | } | |
7d0393cf | 7277 | |
6fc2811b | 7278 | |
ac849ba4 JR |
7279 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7280 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). | |
7281 | PIXELS non-nil means return the size in pixels, otherwise return the | |
7282 | size in canonical character units. | |
7283 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7284 | or omitted means use the selected frame. */) | |
7285 | (spec, pixels, frame) | |
7286 | Lisp_Object spec, pixels, frame; | |
7287 | { | |
7288 | Lisp_Object size; | |
7289 | ||
7290 | size = Qnil; | |
7291 | if (valid_image_p (spec)) | |
7292 | { | |
7293 | struct frame *f = check_x_frame (frame); | |
7294 | int id = lookup_image (f, spec); | |
7295 | struct image *img = IMAGE_FROM_ID (f, id); | |
7296 | int width = img->width + 2 * img->hmargin; | |
7297 | int height = img->height + 2 * img->vmargin; | |
7d0393cf | 7298 | |
ac849ba4 | 7299 | if (NILP (pixels)) |
be786000 KS |
7300 | size = Fcons (make_float ((double) width / FRAME_COLUMN_WIDTH (f)), |
7301 | make_float ((double) height / FRAME_LINE_HEIGHT (f))); | |
ac849ba4 JR |
7302 | else |
7303 | size = Fcons (make_number (width), make_number (height)); | |
7304 | } | |
7305 | else | |
7306 | error ("Invalid image specification"); | |
7307 | ||
7308 | return size; | |
7309 | } | |
7310 | ||
7311 | ||
7312 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, | |
7313 | doc: /* Return t if image SPEC has a mask bitmap. | |
7314 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7315 | or omitted means use the selected frame. */) | |
7316 | (spec, frame) | |
7317 | Lisp_Object spec, frame; | |
7318 | { | |
7319 | Lisp_Object mask; | |
7320 | ||
7321 | mask = Qnil; | |
7322 | if (valid_image_p (spec)) | |
7323 | { | |
7324 | struct frame *f = check_x_frame (frame); | |
7325 | int id = lookup_image (f, spec); | |
7326 | struct image *img = IMAGE_FROM_ID (f, id); | |
7327 | if (img->mask) | |
7328 | mask = Qt; | |
7329 | } | |
7330 | else | |
7331 | error ("Invalid image specification"); | |
7332 | ||
7333 | return mask; | |
7334 | } | |
6fc2811b JR |
7335 | |
7336 | \f | |
7337 | /*********************************************************************** | |
7338 | Image type independent image structures | |
7339 | ***********************************************************************/ | |
7340 | ||
7341 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
7342 | static void free_image P_ ((struct frame *f, struct image *img)); | |
197edd35 | 7343 | static void x_destroy_x_image P_ ((XImage *)); |
6fc2811b JR |
7344 | |
7345 | ||
7346 | /* Allocate and return a new image structure for image specification | |
7347 | SPEC. SPEC has a hash value of HASH. */ | |
7348 | ||
7349 | static struct image * | |
7350 | make_image (spec, hash) | |
7351 | Lisp_Object spec; | |
7352 | unsigned hash; | |
7353 | { | |
7354 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
7d0393cf | 7355 | |
6fc2811b JR |
7356 | xassert (valid_image_p (spec)); |
7357 | bzero (img, sizeof *img); | |
7358 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
7359 | xassert (img->type != NULL); | |
7360 | img->spec = spec; | |
7361 | img->data.lisp_val = Qnil; | |
7362 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
7363 | img->hash = hash; | |
7364 | return img; | |
7365 | } | |
7366 | ||
7367 | ||
7368 | /* Free image IMG which was used on frame F, including its resources. */ | |
7369 | ||
7370 | static void | |
7371 | free_image (f, img) | |
7372 | struct frame *f; | |
7373 | struct image *img; | |
7374 | { | |
7375 | if (img) | |
7376 | { | |
7377 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
7378 | ||
7379 | /* Remove IMG from the hash table of its cache. */ | |
7380 | if (img->prev) | |
7381 | img->prev->next = img->next; | |
7382 | else | |
7383 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
7384 | ||
7385 | if (img->next) | |
7386 | img->next->prev = img->prev; | |
7387 | ||
7388 | c->images[img->id] = NULL; | |
7389 | ||
7390 | /* Free resources, then free IMG. */ | |
7391 | img->type->free (f, img); | |
7392 | xfree (img); | |
7393 | } | |
7394 | } | |
7395 | ||
7396 | ||
7397 | /* Prepare image IMG for display on frame F. Must be called before | |
7398 | drawing an image. */ | |
7399 | ||
7400 | void | |
7401 | prepare_image_for_display (f, img) | |
7402 | struct frame *f; | |
7403 | struct image *img; | |
7404 | { | |
7405 | EMACS_TIME t; | |
7406 | ||
7407 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
7408 | EMACS_GET_TIME (t); | |
7409 | img->timestamp = EMACS_SECS (t); | |
7410 | ||
7411 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
7412 | type dependent loader function. */ | |
7413 | if (img->pixmap == 0 && !img->load_failed_p) | |
7414 | img->load_failed_p = img->type->load (f, img) == 0; | |
7415 | } | |
7d0393cf | 7416 | |
6fc2811b | 7417 | |
dfff8a69 JR |
7418 | /* Value is the number of pixels for the ascent of image IMG when |
7419 | drawn in face FACE. */ | |
7420 | ||
7421 | int | |
7422 | image_ascent (img, face) | |
7423 | struct image *img; | |
7424 | struct face *face; | |
7425 | { | |
8edb0a6f | 7426 | int height = img->height + img->vmargin; |
dfff8a69 JR |
7427 | int ascent; |
7428 | ||
7429 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
7430 | { | |
7431 | if (face->font) | |
7432 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
7433 | - FONT_BASE(face->font)) / 2; | |
7434 | else | |
7435 | ascent = height / 2; | |
7436 | } | |
7437 | else | |
ac849ba4 | 7438 | ascent = (int) (height * img->ascent / 100.0); |
dfff8a69 JR |
7439 | |
7440 | return ascent; | |
7441 | } | |
7442 | ||
7443 | ||
6fc2811b | 7444 | \f |
a05e2bae JR |
7445 | /* Image background colors. */ |
7446 | ||
ac849ba4 JR |
7447 | /* Find the "best" corner color of a bitmap. XIMG is assumed to a device |
7448 | context with the bitmap selected. */ | |
7449 | static COLORREF | |
197edd35 JR |
7450 | four_corners_best (img_dc, width, height) |
7451 | HDC img_dc; | |
a05e2bae JR |
7452 | unsigned long width, height; |
7453 | { | |
ac849ba4 | 7454 | COLORREF corners[4], best; |
a05e2bae JR |
7455 | int i, best_count; |
7456 | ||
197edd35 JR |
7457 | /* Get the colors at the corners of img_dc. */ |
7458 | corners[0] = GetPixel (img_dc, 0, 0); | |
7459 | corners[1] = GetPixel (img_dc, width - 1, 0); | |
7460 | corners[2] = GetPixel (img_dc, width - 1, height - 1); | |
7461 | corners[3] = GetPixel (img_dc, 0, height - 1); | |
a05e2bae JR |
7462 | |
7463 | /* Choose the most frequently found color as background. */ | |
7464 | for (i = best_count = 0; i < 4; ++i) | |
7465 | { | |
7466 | int j, n; | |
7d0393cf | 7467 | |
a05e2bae JR |
7468 | for (j = n = 0; j < 4; ++j) |
7469 | if (corners[i] == corners[j]) | |
7470 | ++n; | |
7471 | ||
7472 | if (n > best_count) | |
7473 | best = corners[i], best_count = n; | |
7474 | } | |
7475 | ||
7476 | return best; | |
a05e2bae JR |
7477 | } |
7478 | ||
7479 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
197edd35 JR |
7480 | it is guessed heuristically. If non-zero, IMG_DC is an existing |
7481 | device context with the image selected to use for the heuristic. */ | |
a05e2bae JR |
7482 | |
7483 | unsigned long | |
197edd35 | 7484 | image_background (img, f, img_dc) |
a05e2bae JR |
7485 | struct image *img; |
7486 | struct frame *f; | |
197edd35 | 7487 | HDC img_dc; |
a05e2bae JR |
7488 | { |
7489 | if (! img->background_valid) | |
7490 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
7491 | { | |
197edd35 JR |
7492 | int free_ximg = !img_dc; |
7493 | HGDIOBJ prev; | |
7494 | ||
7495 | if (free_ximg) | |
7496 | { | |
7497 | HDC frame_dc = get_frame_dc (f); | |
7498 | img_dc = CreateCompatibleDC (frame_dc); | |
7499 | release_frame_dc (f, frame_dc); | |
a05e2bae | 7500 | |
197edd35 JR |
7501 | prev = SelectObject (img_dc, img->pixmap); |
7502 | } | |
a05e2bae | 7503 | |
197edd35 | 7504 | img->background = four_corners_best (img_dc, img->width, img->height); |
a05e2bae JR |
7505 | |
7506 | if (free_ximg) | |
197edd35 JR |
7507 | { |
7508 | SelectObject (img_dc, prev); | |
7509 | DeleteDC (img_dc); | |
7510 | } | |
a05e2bae JR |
7511 | |
7512 | img->background_valid = 1; | |
a05e2bae JR |
7513 | } |
7514 | ||
7515 | return img->background; | |
7516 | } | |
7517 | ||
7518 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
7519 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
7520 | existing XImage object to use for the heuristic. */ | |
7521 | ||
7522 | int | |
7523 | image_background_transparent (img, f, mask) | |
7524 | struct image *img; | |
7525 | struct frame *f; | |
197edd35 | 7526 | HDC mask; |
a05e2bae JR |
7527 | { |
7528 | if (! img->background_transparent_valid) | |
7529 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
7530 | { | |
a05e2bae JR |
7531 | if (img->mask) |
7532 | { | |
7533 | int free_mask = !mask; | |
197edd35 | 7534 | HGDIOBJ prev; |
a05e2bae | 7535 | |
197edd35 JR |
7536 | if (free_mask) |
7537 | { | |
7538 | HDC frame_dc = get_frame_dc (f); | |
7539 | mask = CreateCompatibleDC (frame_dc); | |
7540 | release_frame_dc (f, frame_dc); | |
7541 | ||
c922a224 | 7542 | prev = SelectObject (mask, img->mask); |
197edd35 | 7543 | } |
a05e2bae JR |
7544 | |
7545 | img->background_transparent | |
7546 | = !four_corners_best (mask, img->width, img->height); | |
7547 | ||
7548 | if (free_mask) | |
197edd35 JR |
7549 | { |
7550 | SelectObject (mask, prev); | |
7551 | DeleteDC (mask); | |
7552 | } | |
a05e2bae JR |
7553 | } |
7554 | else | |
a05e2bae JR |
7555 | img->background_transparent = 0; |
7556 | ||
7557 | img->background_transparent_valid = 1; | |
7558 | } | |
7559 | ||
7560 | return img->background_transparent; | |
7561 | } | |
7562 | ||
7563 | \f | |
6fc2811b JR |
7564 | /*********************************************************************** |
7565 | Helper functions for X image types | |
7566 | ***********************************************************************/ | |
7567 | ||
a05e2bae JR |
7568 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
7569 | int, int)); | |
6fc2811b JR |
7570 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
7571 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
7572 | struct image *img, | |
7573 | Lisp_Object color_name, | |
7574 | unsigned long dflt)); | |
7575 | ||
a05e2bae JR |
7576 | |
7577 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
7578 | free the pixmap if any. MASK_P non-zero means clear the mask | |
7579 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
7580 | the image, if any. */ | |
7581 | ||
7582 | static void | |
7583 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
7584 | struct frame *f; | |
7585 | struct image *img; | |
7586 | int pixmap_p, mask_p, colors_p; | |
7587 | { | |
a05e2bae JR |
7588 | if (pixmap_p && img->pixmap) |
7589 | { | |
ac849ba4 JR |
7590 | DeleteObject (img->pixmap); |
7591 | img->pixmap = NULL; | |
a05e2bae JR |
7592 | img->background_valid = 0; |
7593 | } | |
7594 | ||
7595 | if (mask_p && img->mask) | |
7596 | { | |
ac849ba4 JR |
7597 | DeleteObject (img->mask); |
7598 | img->mask = NULL; | |
a05e2bae JR |
7599 | img->background_transparent_valid = 0; |
7600 | } | |
7d0393cf | 7601 | |
a05e2bae JR |
7602 | if (colors_p && img->ncolors) |
7603 | { | |
bf76fe9c | 7604 | #if 0 /* TODO: color table support. */ |
a05e2bae | 7605 | x_free_colors (f, img->colors, img->ncolors); |
bf76fe9c | 7606 | #endif |
a05e2bae JR |
7607 | xfree (img->colors); |
7608 | img->colors = NULL; | |
7609 | img->ncolors = 0; | |
7610 | } | |
a05e2bae JR |
7611 | } |
7612 | ||
6fc2811b JR |
7613 | /* Free X resources of image IMG which is used on frame F. */ |
7614 | ||
7615 | static void | |
7616 | x_clear_image (f, img) | |
7617 | struct frame *f; | |
7618 | struct image *img; | |
7619 | { | |
6fc2811b JR |
7620 | if (img->pixmap) |
7621 | { | |
7622 | BLOCK_INPUT; | |
ac849ba4 | 7623 | DeleteObject (img->pixmap); |
6fc2811b JR |
7624 | img->pixmap = 0; |
7625 | UNBLOCK_INPUT; | |
7626 | } | |
7627 | ||
7628 | if (img->ncolors) | |
7629 | { | |
ac849ba4 JR |
7630 | #if 0 /* TODO: color table support */ |
7631 | ||
6fc2811b | 7632 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; |
7d0393cf | 7633 | |
6fc2811b JR |
7634 | /* If display has an immutable color map, freeing colors is not |
7635 | necessary and some servers don't allow it. So don't do it. */ | |
7636 | if (class != StaticColor | |
7637 | && class != StaticGray | |
7638 | && class != TrueColor) | |
7639 | { | |
7640 | Colormap cmap; | |
7641 | BLOCK_INPUT; | |
7642 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
7643 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
7644 | img->ncolors, 0); | |
7645 | UNBLOCK_INPUT; | |
7646 | } | |
ac849ba4 | 7647 | #endif |
7d0393cf | 7648 | |
6fc2811b JR |
7649 | xfree (img->colors); |
7650 | img->colors = NULL; | |
7651 | img->ncolors = 0; | |
7652 | } | |
6fc2811b JR |
7653 | } |
7654 | ||
7655 | ||
7656 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
7657 | cannot be allocated, use DFLT. Add a newly allocated color to | |
7658 | IMG->colors, so that it can be freed again. Value is the pixel | |
7659 | color. */ | |
7660 | ||
7661 | static unsigned long | |
7662 | x_alloc_image_color (f, img, color_name, dflt) | |
7663 | struct frame *f; | |
7664 | struct image *img; | |
7665 | Lisp_Object color_name; | |
7666 | unsigned long dflt; | |
7667 | { | |
6fc2811b JR |
7668 | XColor color; |
7669 | unsigned long result; | |
7670 | ||
7671 | xassert (STRINGP (color_name)); | |
7672 | ||
d5db4077 | 7673 | if (w32_defined_color (f, SDATA (color_name), &color, 1)) |
6fc2811b JR |
7674 | { |
7675 | /* This isn't called frequently so we get away with simply | |
7676 | reallocating the color vector to the needed size, here. */ | |
7677 | ++img->ncolors; | |
7678 | img->colors = | |
7679 | (unsigned long *) xrealloc (img->colors, | |
7680 | img->ncolors * sizeof *img->colors); | |
7681 | img->colors[img->ncolors - 1] = color.pixel; | |
7682 | result = color.pixel; | |
7683 | } | |
7684 | else | |
7685 | result = dflt; | |
7686 | return result; | |
6fc2811b JR |
7687 | } |
7688 | ||
7689 | ||
7690 | \f | |
7691 | /*********************************************************************** | |
7692 | Image Cache | |
7693 | ***********************************************************************/ | |
7694 | ||
7695 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 7696 | static void postprocess_image P_ ((struct frame *, struct image *)); |
197edd35 | 7697 | static void x_disable_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
7698 | |
7699 | ||
7700 | /* Return a new, initialized image cache that is allocated from the | |
7701 | heap. Call free_image_cache to free an image cache. */ | |
7702 | ||
7703 | struct image_cache * | |
7704 | make_image_cache () | |
7705 | { | |
7706 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
7707 | int size; | |
7d0393cf | 7708 | |
6fc2811b JR |
7709 | bzero (c, sizeof *c); |
7710 | c->size = 50; | |
7711 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
7712 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
7713 | c->buckets = (struct image **) xmalloc (size); | |
7714 | bzero (c->buckets, size); | |
7715 | return c; | |
7716 | } | |
7717 | ||
7718 | ||
7719 | /* Free image cache of frame F. Be aware that X frames share images | |
7720 | caches. */ | |
7721 | ||
7722 | void | |
7723 | free_image_cache (f) | |
7724 | struct frame *f; | |
7725 | { | |
7726 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
7727 | if (c) | |
7728 | { | |
7729 | int i; | |
7730 | ||
7731 | /* Cache should not be referenced by any frame when freed. */ | |
7732 | xassert (c->refcount == 0); | |
7d0393cf | 7733 | |
6fc2811b JR |
7734 | for (i = 0; i < c->used; ++i) |
7735 | free_image (f, c->images[i]); | |
7736 | xfree (c->images); | |
7737 | xfree (c); | |
7738 | xfree (c->buckets); | |
7739 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
7740 | } | |
7741 | } | |
7742 | ||
7743 | ||
7744 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
7745 | images. FORCE_P zero means clear only images that haven't been | |
7746 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
7747 | reduce the number of loaded images. If image-eviction-seconds is |
7748 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
7749 | at least that many seconds. */ |
7750 | ||
7751 | void | |
7752 | clear_image_cache (f, force_p) | |
7753 | struct frame *f; | |
7754 | int force_p; | |
7755 | { | |
7756 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
7757 | ||
7758 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
7759 | { | |
7760 | EMACS_TIME t; | |
7761 | unsigned long old; | |
0327b4cc | 7762 | int i, nfreed; |
6fc2811b JR |
7763 | |
7764 | EMACS_GET_TIME (t); | |
7765 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
7d0393cf | 7766 | |
0327b4cc JR |
7767 | /* Block input so that we won't be interrupted by a SIGIO |
7768 | while being in an inconsistent state. */ | |
7769 | BLOCK_INPUT; | |
7d0393cf | 7770 | |
0327b4cc | 7771 | for (i = nfreed = 0; i < c->used; ++i) |
6fc2811b JR |
7772 | { |
7773 | struct image *img = c->images[i]; | |
7774 | if (img != NULL | |
0327b4cc | 7775 | && (force_p || (img->timestamp < old))) |
6fc2811b JR |
7776 | { |
7777 | free_image (f, img); | |
0327b4cc | 7778 | ++nfreed; |
6fc2811b JR |
7779 | } |
7780 | } | |
7781 | ||
7782 | /* We may be clearing the image cache because, for example, | |
7783 | Emacs was iconified for a longer period of time. In that | |
7784 | case, current matrices may still contain references to | |
7785 | images freed above. So, clear these matrices. */ | |
0327b4cc | 7786 | if (nfreed) |
6fc2811b | 7787 | { |
0327b4cc | 7788 | Lisp_Object tail, frame; |
7d0393cf | 7789 | |
0327b4cc JR |
7790 | FOR_EACH_FRAME (tail, frame) |
7791 | { | |
7792 | struct frame *f = XFRAME (frame); | |
7793 | if (FRAME_W32_P (f) | |
7794 | && FRAME_X_IMAGE_CACHE (f) == c) | |
7795 | clear_current_matrices (f); | |
7796 | } | |
7797 | ||
6fc2811b JR |
7798 | ++windows_or_buffers_changed; |
7799 | } | |
0327b4cc JR |
7800 | |
7801 | UNBLOCK_INPUT; | |
6fc2811b JR |
7802 | } |
7803 | } | |
7804 | ||
7805 | ||
7806 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
7807 | 0, 1, 0, | |
74e1aeec JR |
7808 | doc: /* Clear the image cache of FRAME. |
7809 | FRAME nil or omitted means use the selected frame. | |
7810 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
7811 | (frame) |
7812 | Lisp_Object frame; | |
7813 | { | |
7814 | if (EQ (frame, Qt)) | |
7815 | { | |
7816 | Lisp_Object tail; | |
7d0393cf | 7817 | |
6fc2811b JR |
7818 | FOR_EACH_FRAME (tail, frame) |
7819 | if (FRAME_W32_P (XFRAME (frame))) | |
7820 | clear_image_cache (XFRAME (frame), 1); | |
7821 | } | |
7822 | else | |
7823 | clear_image_cache (check_x_frame (frame), 1); | |
7824 | ||
7825 | return Qnil; | |
7826 | } | |
7827 | ||
7828 | ||
3cf3436e JR |
7829 | /* Compute masks and transform image IMG on frame F, as specified |
7830 | by the image's specification, */ | |
7831 | ||
7832 | static void | |
7833 | postprocess_image (f, img) | |
7834 | struct frame *f; | |
7835 | struct image *img; | |
7836 | { | |
3cf3436e JR |
7837 | /* Manipulation of the image's mask. */ |
7838 | if (img->pixmap) | |
7839 | { | |
7840 | Lisp_Object conversion, spec; | |
7841 | Lisp_Object mask; | |
7842 | ||
7843 | spec = img->spec; | |
7d0393cf | 7844 | |
3cf3436e JR |
7845 | /* `:heuristic-mask t' |
7846 | `:mask heuristic' | |
7847 | means build a mask heuristically. | |
7848 | `:heuristic-mask (R G B)' | |
7849 | `:mask (heuristic (R G B))' | |
7850 | means build a mask from color (R G B) in the | |
7851 | image. | |
7852 | `:mask nil' | |
7853 | means remove a mask, if any. */ | |
7d0393cf | 7854 | |
3cf3436e JR |
7855 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
7856 | if (!NILP (mask)) | |
7857 | x_build_heuristic_mask (f, img, mask); | |
7858 | else | |
7859 | { | |
7860 | int found_p; | |
7d0393cf | 7861 | |
3cf3436e | 7862 | mask = image_spec_value (spec, QCmask, &found_p); |
7d0393cf | 7863 | |
3cf3436e JR |
7864 | if (EQ (mask, Qheuristic)) |
7865 | x_build_heuristic_mask (f, img, Qt); | |
7866 | else if (CONSP (mask) | |
7867 | && EQ (XCAR (mask), Qheuristic)) | |
7868 | { | |
7869 | if (CONSP (XCDR (mask))) | |
7870 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
7871 | else | |
7872 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
7873 | } | |
7874 | else if (NILP (mask) && found_p && img->mask) | |
7875 | { | |
ac849ba4 | 7876 | DeleteObject (img->mask); |
3cf3436e JR |
7877 | img->mask = NULL; |
7878 | } | |
7879 | } | |
7d0393cf JB |
7880 | |
7881 | ||
3cf3436e JR |
7882 | /* Should we apply an image transformation algorithm? */ |
7883 | conversion = image_spec_value (spec, QCconversion, NULL); | |
7884 | if (EQ (conversion, Qdisabled)) | |
7885 | x_disable_image (f, img); | |
7886 | else if (EQ (conversion, Qlaplace)) | |
7887 | x_laplace (f, img); | |
7888 | else if (EQ (conversion, Qemboss)) | |
7889 | x_emboss (f, img); | |
7890 | else if (CONSP (conversion) | |
7891 | && EQ (XCAR (conversion), Qedge_detection)) | |
7892 | { | |
7893 | Lisp_Object tem; | |
7894 | tem = XCDR (conversion); | |
7895 | if (CONSP (tem)) | |
7896 | x_edge_detection (f, img, | |
7897 | Fplist_get (tem, QCmatrix), | |
7898 | Fplist_get (tem, QCcolor_adjustment)); | |
7899 | } | |
7900 | } | |
3cf3436e JR |
7901 | } |
7902 | ||
7903 | ||
6fc2811b JR |
7904 | /* Return the id of image with Lisp specification SPEC on frame F. |
7905 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
7906 | ||
7907 | int | |
7908 | lookup_image (f, spec) | |
7909 | struct frame *f; | |
7910 | Lisp_Object spec; | |
7911 | { | |
7912 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
7913 | struct image *img; | |
7914 | int i; | |
7915 | unsigned hash; | |
7916 | struct gcpro gcpro1; | |
7917 | EMACS_TIME now; | |
7918 | ||
7919 | /* F must be a window-system frame, and SPEC must be a valid image | |
7920 | specification. */ | |
7921 | xassert (FRAME_WINDOW_P (f)); | |
7922 | xassert (valid_image_p (spec)); | |
7d0393cf | 7923 | |
6fc2811b JR |
7924 | GCPRO1 (spec); |
7925 | ||
7926 | /* Look up SPEC in the hash table of the image cache. */ | |
7927 | hash = sxhash (spec, 0); | |
7928 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
7929 | ||
7930 | for (img = c->buckets[i]; img; img = img->next) | |
7931 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
7932 | break; | |
7933 | ||
7934 | /* If not found, create a new image and cache it. */ | |
7935 | if (img == NULL) | |
7936 | { | |
3cf3436e JR |
7937 | extern Lisp_Object Qpostscript; |
7938 | ||
8edb0a6f | 7939 | BLOCK_INPUT; |
6fc2811b JR |
7940 | img = make_image (spec, hash); |
7941 | cache_image (f, img); | |
7942 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
7943 | |
7944 | /* If we can't load the image, and we don't have a width and | |
7945 | height, use some arbitrary width and height so that we can | |
7946 | draw a rectangle for it. */ | |
7947 | if (img->load_failed_p) | |
7948 | { | |
7949 | Lisp_Object value; | |
7950 | ||
7951 | value = image_spec_value (spec, QCwidth, NULL); | |
7952 | img->width = (INTEGERP (value) | |
7953 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
7954 | value = image_spec_value (spec, QCheight, NULL); | |
7955 | img->height = (INTEGERP (value) | |
7956 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
7957 | } | |
7958 | else | |
7959 | { | |
7960 | /* Handle image type independent image attributes | |
8f92c555 | 7961 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
a05e2bae JR |
7962 | `:background COLOR'. */ |
7963 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
7964 | |
7965 | ascent = image_spec_value (spec, QCascent, NULL); | |
7966 | if (INTEGERP (ascent)) | |
7967 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
7968 | else if (EQ (ascent, Qcenter)) |
7969 | img->ascent = CENTERED_IMAGE_ASCENT; | |
7970 | ||
6fc2811b JR |
7971 | margin = image_spec_value (spec, QCmargin, NULL); |
7972 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
7973 | img->vmargin = img->hmargin = XFASTINT (margin); |
7974 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
7975 | && INTEGERP (XCDR (margin))) | |
7976 | { | |
7977 | if (XINT (XCAR (margin)) > 0) | |
7978 | img->hmargin = XFASTINT (XCAR (margin)); | |
7979 | if (XINT (XCDR (margin)) > 0) | |
7980 | img->vmargin = XFASTINT (XCDR (margin)); | |
7981 | } | |
7d0393cf | 7982 | |
6fc2811b JR |
7983 | relief = image_spec_value (spec, QCrelief, NULL); |
7984 | if (INTEGERP (relief)) | |
7985 | { | |
7986 | img->relief = XINT (relief); | |
8edb0a6f JR |
7987 | img->hmargin += abs (img->relief); |
7988 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
7989 | } |
7990 | ||
a05e2bae JR |
7991 | if (! img->background_valid) |
7992 | { | |
7993 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
7994 | if (!NILP (bg)) | |
7995 | { | |
7996 | img->background | |
7997 | = x_alloc_image_color (f, img, bg, | |
7998 | FRAME_BACKGROUND_PIXEL (f)); | |
7999 | img->background_valid = 1; | |
8000 | } | |
8001 | } | |
8002 | ||
3cf3436e JR |
8003 | /* Do image transformations and compute masks, unless we |
8004 | don't have the image yet. */ | |
8005 | if (!EQ (*img->type->type, Qpostscript)) | |
8006 | postprocess_image (f, img); | |
6fc2811b | 8007 | } |
3cf3436e | 8008 | |
8edb0a6f JR |
8009 | UNBLOCK_INPUT; |
8010 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
8011 | } |
8012 | ||
8013 | /* We're using IMG, so set its timestamp to `now'. */ | |
8014 | EMACS_GET_TIME (now); | |
8015 | img->timestamp = EMACS_SECS (now); | |
7d0393cf | 8016 | |
6fc2811b | 8017 | UNGCPRO; |
7d0393cf | 8018 | |
6fc2811b JR |
8019 | /* Value is the image id. */ |
8020 | return img->id; | |
8021 | } | |
8022 | ||
8023 | ||
8024 | /* Cache image IMG in the image cache of frame F. */ | |
8025 | ||
8026 | static void | |
8027 | cache_image (f, img) | |
8028 | struct frame *f; | |
8029 | struct image *img; | |
8030 | { | |
8031 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8032 | int i; | |
8033 | ||
8034 | /* Find a free slot in c->images. */ | |
8035 | for (i = 0; i < c->used; ++i) | |
8036 | if (c->images[i] == NULL) | |
8037 | break; | |
8038 | ||
8039 | /* If no free slot found, maybe enlarge c->images. */ | |
8040 | if (i == c->used && c->used == c->size) | |
8041 | { | |
8042 | c->size *= 2; | |
8043 | c->images = (struct image **) xrealloc (c->images, | |
8044 | c->size * sizeof *c->images); | |
8045 | } | |
8046 | ||
8047 | /* Add IMG to c->images, and assign IMG an id. */ | |
8048 | c->images[i] = img; | |
8049 | img->id = i; | |
8050 | if (i == c->used) | |
8051 | ++c->used; | |
8052 | ||
8053 | /* Add IMG to the cache's hash table. */ | |
8054 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8055 | img->next = c->buckets[i]; | |
8056 | if (img->next) | |
8057 | img->next->prev = img; | |
8058 | img->prev = NULL; | |
8059 | c->buckets[i] = img; | |
8060 | } | |
8061 | ||
8062 | ||
8063 | /* Call FN on every image in the image cache of frame F. Used to mark | |
8064 | Lisp Objects in the image cache. */ | |
8065 | ||
8066 | void | |
8067 | forall_images_in_image_cache (f, fn) | |
8068 | struct frame *f; | |
8069 | void (*fn) P_ ((struct image *img)); | |
8070 | { | |
8071 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
8072 | { | |
8073 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8074 | if (c) | |
8075 | { | |
8076 | int i; | |
8077 | for (i = 0; i < c->used; ++i) | |
8078 | if (c->images[i]) | |
8079 | fn (c->images[i]); | |
8080 | } | |
8081 | } | |
8082 | } | |
8083 | ||
8084 | ||
8085 | \f | |
8086 | /*********************************************************************** | |
8087 | W32 support code | |
8088 | ***********************************************************************/ | |
8089 | ||
839b1909 JR |
8090 | /* Macro for defining functions that will be loaded from image DLLs. */ |
8091 | #define DEF_IMGLIB_FN(func) FARPROC fn_##func | |
c922a224 | 8092 | |
839b1909 JR |
8093 | /* Macro for loading those image functions from the library. */ |
8094 | #define LOAD_IMGLIB_FN(lib,func) { \ | |
8095 | fn_##func = (void *) GetProcAddress (lib, #func); \ | |
8096 | if (!fn_##func) return 0; \ | |
c922a224 | 8097 | } |
839b1909 | 8098 | |
6fc2811b JR |
8099 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
8100 | XImage **, Pixmap *)); | |
6fc2811b JR |
8101 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); |
8102 | ||
8103 | ||
8104 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
8105 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
8106 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
ac849ba4 JR |
8107 | via xmalloc. DEPTH of zero signifies a 24 bit image, otherwise |
8108 | DEPTH should indicate the bit depth of the image. Print error | |
8109 | messages via image_error if an error occurs. Value is non-zero if | |
8110 | successful. */ | |
6fc2811b JR |
8111 | |
8112 | static int | |
8113 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
8114 | struct frame *f; | |
8115 | int width, height, depth; | |
8116 | XImage **ximg; | |
8117 | Pixmap *pixmap; | |
8118 | { | |
ac849ba4 JR |
8119 | BITMAPINFOHEADER *header; |
8120 | HDC hdc; | |
8121 | int scanline_width_bits; | |
8122 | int remainder; | |
8123 | int palette_colors = 0; | |
6fc2811b | 8124 | |
ac849ba4 JR |
8125 | if (depth == 0) |
8126 | depth = 24; | |
6fc2811b | 8127 | |
ac849ba4 JR |
8128 | if (depth != 1 && depth != 4 && depth != 8 |
8129 | && depth != 16 && depth != 24 && depth != 32) | |
8130 | { | |
8131 | image_error ("Invalid image bit depth specified", Qnil, Qnil); | |
8132 | return 0; | |
8133 | } | |
8134 | ||
8135 | scanline_width_bits = width * depth; | |
8136 | remainder = scanline_width_bits % 32; | |
8137 | ||
8138 | if (remainder) | |
8139 | scanline_width_bits += 32 - remainder; | |
8140 | ||
8141 | /* Bitmaps with a depth less than 16 need a palette. */ | |
8142 | /* BITMAPINFO structure already contains the first RGBQUAD. */ | |
8143 | if (depth < 16) | |
8144 | palette_colors = 1 << depth - 1; | |
8145 | ||
8146 | *ximg = xmalloc (sizeof (XImage) + palette_colors * sizeof (RGBQUAD)); | |
6fc2811b JR |
8147 | if (*ximg == NULL) |
8148 | { | |
ac849ba4 | 8149 | image_error ("Unable to allocate memory for XImage", Qnil, Qnil); |
6fc2811b JR |
8150 | return 0; |
8151 | } | |
8152 | ||
ac849ba4 JR |
8153 | header = &((*ximg)->info.bmiHeader); |
8154 | bzero (&((*ximg)->info), sizeof (BITMAPINFO)); | |
8155 | header->biSize = sizeof (*header); | |
8156 | header->biWidth = width; | |
8157 | header->biHeight = -height; /* negative indicates a top-down bitmap. */ | |
8158 | header->biPlanes = 1; | |
8159 | header->biBitCount = depth; | |
8160 | header->biCompression = BI_RGB; | |
8161 | header->biClrUsed = palette_colors; | |
6fc2811b | 8162 | |
197edd35 | 8163 | /* TODO: fill in palette. */ |
35624c03 JR |
8164 | if (depth == 1) |
8165 | { | |
8166 | (*ximg)->info.bmiColors[0].rgbBlue = 0; | |
8167 | (*ximg)->info.bmiColors[0].rgbGreen = 0; | |
8168 | (*ximg)->info.bmiColors[0].rgbRed = 0; | |
8169 | (*ximg)->info.bmiColors[0].rgbReserved = 0; | |
8170 | (*ximg)->info.bmiColors[1].rgbBlue = 255; | |
8171 | (*ximg)->info.bmiColors[1].rgbGreen = 255; | |
8172 | (*ximg)->info.bmiColors[1].rgbRed = 255; | |
8173 | (*ximg)->info.bmiColors[1].rgbReserved = 0; | |
8174 | } | |
197edd35 | 8175 | |
ac849ba4 JR |
8176 | hdc = get_frame_dc (f); |
8177 | ||
8178 | /* Create a DIBSection and raster array for the bitmap, | |
8179 | and store its handle in *pixmap. */ | |
197edd35 JR |
8180 | *pixmap = CreateDIBSection (hdc, &((*ximg)->info), |
8181 | (depth < 16) ? DIB_PAL_COLORS : DIB_RGB_COLORS, | |
ac849ba4 JR |
8182 | &((*ximg)->data), NULL, 0); |
8183 | ||
8184 | /* Realize display palette and garbage all frames. */ | |
8185 | release_frame_dc (f, hdc); | |
8186 | ||
8187 | if (*pixmap == NULL) | |
6fc2811b | 8188 | { |
ac849ba4 JR |
8189 | DWORD err = GetLastError(); |
8190 | Lisp_Object errcode; | |
8191 | /* All system errors are < 10000, so the following is safe. */ | |
8192 | XSETINT (errcode, (int) err); | |
8193 | image_error ("Unable to create bitmap, error code %d", errcode, Qnil); | |
6fc2811b | 8194 | x_destroy_x_image (*ximg); |
6fc2811b JR |
8195 | return 0; |
8196 | } | |
ac849ba4 | 8197 | |
6fc2811b JR |
8198 | return 1; |
8199 | } | |
8200 | ||
8201 | ||
8202 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
8203 | ||
8204 | static void | |
8205 | x_destroy_x_image (ximg) | |
8206 | XImage *ximg; | |
8207 | { | |
8208 | xassert (interrupt_input_blocked); | |
8209 | if (ximg) | |
8210 | { | |
ac849ba4 | 8211 | /* Data will be freed by DestroyObject. */ |
6fc2811b | 8212 | ximg->data = NULL; |
ac849ba4 | 8213 | xfree (ximg); |
6fc2811b JR |
8214 | } |
8215 | } | |
8216 | ||
8217 | ||
8218 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
8219 | are width and height of both the image and pixmap. */ | |
8220 | ||
8221 | static void | |
8222 | x_put_x_image (f, ximg, pixmap, width, height) | |
8223 | struct frame *f; | |
8224 | XImage *ximg; | |
8225 | Pixmap pixmap; | |
c9b2104d | 8226 | int width, height; |
6fc2811b | 8227 | { |
197edd35 JR |
8228 | #if 0 /* I don't think this is necessary looking at where it is used. */ |
8229 | HDC hdc = get_frame_dc (f); | |
8230 | SetDIBits (hdc, pixmap, 0, height, ximg->data, &(ximg->info), DIB_RGB_COLORS); | |
8231 | release_frame_dc (f, hdc); | |
6fc2811b | 8232 | #endif |
ac849ba4 | 8233 | } |
6fc2811b JR |
8234 | |
8235 | \f | |
8236 | /*********************************************************************** | |
3cf3436e | 8237 | File Handling |
6fc2811b JR |
8238 | ***********************************************************************/ |
8239 | ||
8240 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
8241 | static char *slurp_file P_ ((char *, int *)); |
8242 | ||
6fc2811b JR |
8243 | |
8244 | /* Find image file FILE. Look in data-directory, then | |
8245 | x-bitmap-file-path. Value is the full name of the file found, or | |
8246 | nil if not found. */ | |
8247 | ||
8248 | static Lisp_Object | |
8249 | x_find_image_file (file) | |
8250 | Lisp_Object file; | |
8251 | { | |
8252 | Lisp_Object file_found, search_path; | |
8253 | struct gcpro gcpro1, gcpro2; | |
8254 | int fd; | |
8255 | ||
8256 | file_found = Qnil; | |
8257 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
8258 | GCPRO2 (file_found, search_path); | |
8259 | ||
8260 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 8261 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
7d0393cf | 8262 | |
939d6465 | 8263 | if (fd == -1) |
6fc2811b JR |
8264 | file_found = Qnil; |
8265 | else | |
8266 | close (fd); | |
8267 | ||
8268 | UNGCPRO; | |
8269 | return file_found; | |
8270 | } | |
8271 | ||
8272 | ||
3cf3436e JR |
8273 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
8274 | with xmalloc holding FILE's contents. Value is null if an error | |
8275 | occurred. *SIZE is set to the size of the file. */ | |
8276 | ||
8277 | static char * | |
8278 | slurp_file (file, size) | |
8279 | char *file; | |
8280 | int *size; | |
8281 | { | |
8282 | FILE *fp = NULL; | |
8283 | char *buf = NULL; | |
8284 | struct stat st; | |
8285 | ||
8286 | if (stat (file, &st) == 0 | |
c45bb3b2 | 8287 | && (fp = fopen (file, "rb")) != NULL |
3cf3436e JR |
8288 | && (buf = (char *) xmalloc (st.st_size), |
8289 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
8290 | { | |
8291 | *size = st.st_size; | |
8292 | fclose (fp); | |
8293 | } | |
8294 | else | |
8295 | { | |
8296 | if (fp) | |
8297 | fclose (fp); | |
8298 | if (buf) | |
8299 | { | |
8300 | xfree (buf); | |
8301 | buf = NULL; | |
8302 | } | |
8303 | } | |
7d0393cf | 8304 | |
3cf3436e JR |
8305 | return buf; |
8306 | } | |
8307 | ||
8308 | ||
6fc2811b JR |
8309 | \f |
8310 | /*********************************************************************** | |
8311 | XBM images | |
8312 | ***********************************************************************/ | |
8313 | ||
217e5be0 | 8314 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
6fc2811b | 8315 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
217e5be0 JR |
8316 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
8317 | char *, char *)); | |
6fc2811b | 8318 | static int xbm_image_p P_ ((Lisp_Object object)); |
217e5be0 JR |
8319 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
8320 | unsigned char **)); | |
8321 | static int xbm_file_p P_ ((Lisp_Object)); | |
6fc2811b JR |
8322 | |
8323 | ||
8324 | /* Indices of image specification fields in xbm_format, below. */ | |
8325 | ||
8326 | enum xbm_keyword_index | |
8327 | { | |
8328 | XBM_TYPE, | |
8329 | XBM_FILE, | |
8330 | XBM_WIDTH, | |
8331 | XBM_HEIGHT, | |
8332 | XBM_DATA, | |
8333 | XBM_FOREGROUND, | |
8334 | XBM_BACKGROUND, | |
8335 | XBM_ASCENT, | |
8336 | XBM_MARGIN, | |
8337 | XBM_RELIEF, | |
8338 | XBM_ALGORITHM, | |
8339 | XBM_HEURISTIC_MASK, | |
a05e2bae | 8340 | XBM_MASK, |
6fc2811b JR |
8341 | XBM_LAST |
8342 | }; | |
8343 | ||
8344 | /* Vector of image_keyword structures describing the format | |
8345 | of valid XBM image specifications. */ | |
8346 | ||
8347 | static struct image_keyword xbm_format[XBM_LAST] = | |
8348 | { | |
8349 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
8350 | {":file", IMAGE_STRING_VALUE, 0}, | |
8351 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8352 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8353 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
217e5be0 JR |
8354 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8355 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
8356 | {":ascent", IMAGE_ASCENT_VALUE, 0}, | |
8edb0a6f | 8357 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 8358 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 8359 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
217e5be0 JR |
8360 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8361 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6fc2811b JR |
8362 | }; |
8363 | ||
8364 | /* Structure describing the image type XBM. */ | |
8365 | ||
8366 | static struct image_type xbm_type = | |
8367 | { | |
8368 | &Qxbm, | |
8369 | xbm_image_p, | |
8370 | xbm_load, | |
8371 | x_clear_image, | |
8372 | NULL | |
8373 | }; | |
8374 | ||
8375 | /* Tokens returned from xbm_scan. */ | |
8376 | ||
8377 | enum xbm_token | |
8378 | { | |
8379 | XBM_TK_IDENT = 256, | |
8380 | XBM_TK_NUMBER | |
8381 | }; | |
8382 | ||
7d0393cf | 8383 | |
6fc2811b JR |
8384 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
8385 | A valid specification is a list starting with the symbol `image' | |
8386 | The rest of the list is a property list which must contain an | |
8387 | entry `:type xbm.. | |
8388 | ||
8389 | If the specification specifies a file to load, it must contain | |
8390 | an entry `:file FILENAME' where FILENAME is a string. | |
8391 | ||
8392 | If the specification is for a bitmap loaded from memory it must | |
8393 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
8394 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
8395 | ||
8396 | 1. a string large enough to hold the bitmap data, i.e. it must | |
8397 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
8398 | ||
8399 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
8400 | ||
8401 | 3. a vector of strings or bool-vectors, one for each line of the | |
8402 | bitmap. | |
8403 | ||
217e5be0 JR |
8404 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
8405 | may not be specified in this case because they are defined in the | |
8406 | XBM file. | |
8407 | ||
6fc2811b JR |
8408 | Both the file and data forms may contain the additional entries |
8409 | `:background COLOR' and `:foreground COLOR'. If not present, | |
8410 | foreground and background of the frame on which the image is | |
217e5be0 | 8411 | displayed is used. */ |
6fc2811b JR |
8412 | |
8413 | static int | |
8414 | xbm_image_p (object) | |
8415 | Lisp_Object object; | |
8416 | { | |
8417 | struct image_keyword kw[XBM_LAST]; | |
7d0393cf | 8418 | |
6fc2811b JR |
8419 | bcopy (xbm_format, kw, sizeof kw); |
8420 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
8421 | return 0; | |
8422 | ||
8423 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
8424 | ||
8425 | if (kw[XBM_FILE].count) | |
8426 | { | |
8427 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
8428 | return 0; | |
8429 | } | |
217e5be0 JR |
8430 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
8431 | { | |
8432 | /* In-memory XBM file. */ | |
8433 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
8434 | return 0; | |
8435 | } | |
6fc2811b JR |
8436 | else |
8437 | { | |
8438 | Lisp_Object data; | |
8439 | int width, height; | |
8440 | ||
8441 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
8442 | if (!kw[XBM_WIDTH].count | |
8443 | || !kw[XBM_HEIGHT].count | |
8444 | || !kw[XBM_DATA].count) | |
8445 | return 0; | |
8446 | ||
8447 | data = kw[XBM_DATA].value; | |
8448 | width = XFASTINT (kw[XBM_WIDTH].value); | |
8449 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
7d0393cf | 8450 | |
6fc2811b JR |
8451 | /* Check type of data, and width and height against contents of |
8452 | data. */ | |
8453 | if (VECTORP (data)) | |
8454 | { | |
8455 | int i; | |
7d0393cf | 8456 | |
6fc2811b JR |
8457 | /* Number of elements of the vector must be >= height. */ |
8458 | if (XVECTOR (data)->size < height) | |
8459 | return 0; | |
8460 | ||
8461 | /* Each string or bool-vector in data must be large enough | |
8462 | for one line of the image. */ | |
8463 | for (i = 0; i < height; ++i) | |
8464 | { | |
8465 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
8466 | ||
8467 | if (STRINGP (elt)) | |
8468 | { | |
d5db4077 | 8469 | if (SCHARS (elt) |
6fc2811b JR |
8470 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
8471 | return 0; | |
8472 | } | |
8473 | else if (BOOL_VECTOR_P (elt)) | |
8474 | { | |
8475 | if (XBOOL_VECTOR (elt)->size < width) | |
8476 | return 0; | |
8477 | } | |
8478 | else | |
8479 | return 0; | |
8480 | } | |
8481 | } | |
8482 | else if (STRINGP (data)) | |
8483 | { | |
d5db4077 | 8484 | if (SCHARS (data) |
6fc2811b JR |
8485 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
8486 | return 0; | |
8487 | } | |
8488 | else if (BOOL_VECTOR_P (data)) | |
8489 | { | |
8490 | if (XBOOL_VECTOR (data)->size < width * height) | |
8491 | return 0; | |
8492 | } | |
8493 | else | |
8494 | return 0; | |
8495 | } | |
8496 | ||
6fc2811b JR |
8497 | return 1; |
8498 | } | |
8499 | ||
8500 | ||
8501 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
8502 | either an enumerator from enum xbm_token, or a character for a | |
8503 | single-character token, or 0 at end of file. If scanning an | |
8504 | identifier, store the lexeme of the identifier in SVAL. If | |
8505 | scanning a number, store its value in *IVAL. */ | |
8506 | ||
8507 | static int | |
3cf3436e JR |
8508 | xbm_scan (s, end, sval, ival) |
8509 | char **s, *end; | |
6fc2811b JR |
8510 | char *sval; |
8511 | int *ival; | |
8512 | { | |
8513 | int c; | |
3cf3436e JR |
8514 | |
8515 | loop: | |
8516 | ||
6fc2811b | 8517 | /* Skip white space. */ |
af3f7be7 | 8518 | while (*s < end && (c = *(*s)++, isspace (c))) |
6fc2811b JR |
8519 | ; |
8520 | ||
3cf3436e | 8521 | if (*s >= end) |
6fc2811b JR |
8522 | c = 0; |
8523 | else if (isdigit (c)) | |
8524 | { | |
8525 | int value = 0, digit; | |
7d0393cf | 8526 | |
3cf3436e | 8527 | if (c == '0' && *s < end) |
6fc2811b | 8528 | { |
3cf3436e | 8529 | c = *(*s)++; |
6fc2811b JR |
8530 | if (c == 'x' || c == 'X') |
8531 | { | |
3cf3436e | 8532 | while (*s < end) |
6fc2811b | 8533 | { |
3cf3436e | 8534 | c = *(*s)++; |
6fc2811b JR |
8535 | if (isdigit (c)) |
8536 | digit = c - '0'; | |
8537 | else if (c >= 'a' && c <= 'f') | |
8538 | digit = c - 'a' + 10; | |
8539 | else if (c >= 'A' && c <= 'F') | |
8540 | digit = c - 'A' + 10; | |
8541 | else | |
8542 | break; | |
8543 | value = 16 * value + digit; | |
8544 | } | |
8545 | } | |
8546 | else if (isdigit (c)) | |
8547 | { | |
8548 | value = c - '0'; | |
3cf3436e JR |
8549 | while (*s < end |
8550 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
8551 | value = 8 * value + c - '0'; |
8552 | } | |
8553 | } | |
8554 | else | |
8555 | { | |
8556 | value = c - '0'; | |
3cf3436e JR |
8557 | while (*s < end |
8558 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
8559 | value = 10 * value + c - '0'; |
8560 | } | |
8561 | ||
3cf3436e JR |
8562 | if (*s < end) |
8563 | *s = *s - 1; | |
6fc2811b JR |
8564 | *ival = value; |
8565 | c = XBM_TK_NUMBER; | |
8566 | } | |
8567 | else if (isalpha (c) || c == '_') | |
8568 | { | |
8569 | *sval++ = c; | |
3cf3436e JR |
8570 | while (*s < end |
8571 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
8572 | *sval++ = c; |
8573 | *sval = 0; | |
3cf3436e JR |
8574 | if (*s < end) |
8575 | *s = *s - 1; | |
6fc2811b JR |
8576 | c = XBM_TK_IDENT; |
8577 | } | |
3cf3436e JR |
8578 | else if (c == '/' && **s == '*') |
8579 | { | |
8580 | /* C-style comment. */ | |
8581 | ++*s; | |
8582 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
8583 | ++*s; | |
8584 | if (**s) | |
8585 | { | |
8586 | *s += 2; | |
8587 | goto loop; | |
8588 | } | |
8589 | } | |
6fc2811b JR |
8590 | |
8591 | return c; | |
8592 | } | |
8593 | ||
8594 | ||
217e5be0 JR |
8595 | /* XBM bits seem to be backward within bytes compared with how |
8596 | Windows does things. */ | |
8597 | static unsigned char reflect_byte (unsigned char orig) | |
8598 | { | |
8599 | int i; | |
8600 | unsigned char reflected = 0x00; | |
8601 | for (i = 0; i < 8; i++) | |
8602 | { | |
8603 | if (orig & (0x01 << i)) | |
8604 | reflected |= 0x80 >> i; | |
8605 | } | |
8606 | return reflected; | |
8607 | } | |
8608 | ||
8609 | ||
af3f7be7 JR |
8610 | /* Create a Windows bitmap from X bitmap data. */ |
8611 | static HBITMAP | |
8612 | w32_create_pixmap_from_bitmap_data (int width, int height, char *data) | |
8613 | { | |
8614 | int i, j, w1, w2; | |
8615 | char *bits, *p; | |
8616 | HBITMAP bmp; | |
8617 | ||
8618 | w1 = (width + 7) / 8; /* nb of 8bits elt in X bitmap */ | |
8619 | w2 = ((width + 15) / 16) * 2; /* nb of 16bits elt in W32 bitmap */ | |
c736ffda | 8620 | bits = (char *) alloca (height * w2); |
af3f7be7 JR |
8621 | bzero (bits, height * w2); |
8622 | for (i = 0; i < height; i++) | |
8623 | { | |
8624 | p = bits + i*w2; | |
8625 | for (j = 0; j < w1; j++) | |
8626 | *p++ = reflect_byte(*data++); | |
8627 | } | |
8628 | bmp = CreateBitmap (width, height, 1, 1, bits); | |
af3f7be7 JR |
8629 | |
8630 | return bmp; | |
8631 | } | |
8632 | ||
8633 | ||
6fc2811b | 8634 | /* Replacement for XReadBitmapFileData which isn't available under old |
3cf3436e JR |
8635 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
8636 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
8637 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
8638 | Value is non-zero if successful. DATA null means just test if | |
8639 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
8640 | |
8641 | static int | |
3cf3436e JR |
8642 | xbm_read_bitmap_data (contents, end, width, height, data) |
8643 | char *contents, *end; | |
6fc2811b JR |
8644 | int *width, *height; |
8645 | unsigned char **data; | |
8646 | { | |
3cf3436e | 8647 | char *s = contents; |
6fc2811b JR |
8648 | char buffer[BUFSIZ]; |
8649 | int padding_p = 0; | |
8650 | int v10 = 0; | |
af3f7be7 | 8651 | int bytes_per_line, i, nbytes; |
6fc2811b JR |
8652 | unsigned char *p; |
8653 | int value; | |
8654 | int LA1; | |
8655 | ||
8656 | #define match() \ | |
217e5be0 | 8657 | LA1 = xbm_scan (&s, end, buffer, &value) |
6fc2811b JR |
8658 | |
8659 | #define expect(TOKEN) \ | |
8660 | if (LA1 != (TOKEN)) \ | |
8661 | goto failure; \ | |
8662 | else \ | |
7d0393cf | 8663 | match () |
6fc2811b JR |
8664 | |
8665 | #define expect_ident(IDENT) \ | |
8666 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
8667 | match (); \ | |
8668 | else \ | |
8669 | goto failure | |
8670 | ||
6fc2811b | 8671 | *width = *height = -1; |
3cf3436e JR |
8672 | if (data) |
8673 | *data = NULL; | |
8674 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
8675 | |
8676 | /* Parse defines for width, height and hot-spots. */ | |
8677 | while (LA1 == '#') | |
8678 | { | |
8679 | match (); | |
8680 | expect_ident ("define"); | |
8681 | expect (XBM_TK_IDENT); | |
8682 | ||
8683 | if (LA1 == XBM_TK_NUMBER); | |
8684 | { | |
8685 | char *p = strrchr (buffer, '_'); | |
8686 | p = p ? p + 1 : buffer; | |
8687 | if (strcmp (p, "width") == 0) | |
8688 | *width = value; | |
8689 | else if (strcmp (p, "height") == 0) | |
8690 | *height = value; | |
8691 | } | |
8692 | expect (XBM_TK_NUMBER); | |
8693 | } | |
8694 | ||
8695 | if (*width < 0 || *height < 0) | |
8696 | goto failure; | |
3cf3436e JR |
8697 | else if (data == NULL) |
8698 | goto success; | |
6fc2811b JR |
8699 | |
8700 | /* Parse bits. Must start with `static'. */ | |
8701 | expect_ident ("static"); | |
8702 | if (LA1 == XBM_TK_IDENT) | |
8703 | { | |
8704 | if (strcmp (buffer, "unsigned") == 0) | |
8705 | { | |
7d0393cf | 8706 | match (); |
6fc2811b JR |
8707 | expect_ident ("char"); |
8708 | } | |
8709 | else if (strcmp (buffer, "short") == 0) | |
8710 | { | |
8711 | match (); | |
8712 | v10 = 1; | |
af3f7be7 JR |
8713 | if (*width % 16 && *width % 16 < 9) |
8714 | padding_p = 1; | |
6fc2811b JR |
8715 | } |
8716 | else if (strcmp (buffer, "char") == 0) | |
8717 | match (); | |
8718 | else | |
8719 | goto failure; | |
8720 | } | |
7d0393cf | 8721 | else |
6fc2811b JR |
8722 | goto failure; |
8723 | ||
8724 | expect (XBM_TK_IDENT); | |
8725 | expect ('['); | |
8726 | expect (']'); | |
8727 | expect ('='); | |
8728 | expect ('{'); | |
8729 | ||
af3f7be7 JR |
8730 | bytes_per_line = (*width + 7) / 8 + padding_p; |
8731 | nbytes = bytes_per_line * *height; | |
8732 | p = *data = (char *) xmalloc (nbytes); | |
6fc2811b JR |
8733 | |
8734 | if (v10) | |
8735 | { | |
6fc2811b JR |
8736 | for (i = 0; i < nbytes; i += 2) |
8737 | { | |
8738 | int val = value; | |
8739 | expect (XBM_TK_NUMBER); | |
8740 | ||
35624c03 | 8741 | *p++ = ~ val; |
af3f7be7 | 8742 | if (!padding_p || ((i + 2) % bytes_per_line)) |
35624c03 | 8743 | *p++ = ~ (value >> 8); |
7d0393cf | 8744 | |
6fc2811b JR |
8745 | if (LA1 == ',' || LA1 == '}') |
8746 | match (); | |
8747 | else | |
8748 | goto failure; | |
8749 | } | |
8750 | } | |
8751 | else | |
8752 | { | |
8753 | for (i = 0; i < nbytes; ++i) | |
8754 | { | |
8755 | int val = value; | |
8756 | expect (XBM_TK_NUMBER); | |
7d0393cf | 8757 | |
35624c03 | 8758 | *p++ = ~ val; |
217e5be0 | 8759 | |
6fc2811b JR |
8760 | if (LA1 == ',' || LA1 == '}') |
8761 | match (); | |
8762 | else | |
8763 | goto failure; | |
8764 | } | |
8765 | } | |
8766 | ||
3cf3436e | 8767 | success: |
6fc2811b JR |
8768 | return 1; |
8769 | ||
8770 | failure: | |
3cf3436e JR |
8771 | |
8772 | if (data && *data) | |
6fc2811b JR |
8773 | { |
8774 | xfree (*data); | |
8775 | *data = NULL; | |
8776 | } | |
8777 | return 0; | |
8778 | ||
8779 | #undef match | |
8780 | #undef expect | |
8781 | #undef expect_ident | |
8782 | } | |
8783 | ||
516eea8e JR |
8784 | static void convert_mono_to_color_image (f, img, foreground, background) |
8785 | struct frame *f; | |
8786 | struct image *img; | |
8787 | COLORREF foreground, background; | |
8788 | { | |
8789 | HDC hdc, old_img_dc, new_img_dc; | |
8790 | HGDIOBJ old_prev, new_prev; | |
8791 | HBITMAP new_pixmap; | |
8792 | ||
8793 | hdc = get_frame_dc (f); | |
8794 | old_img_dc = CreateCompatibleDC (hdc); | |
8795 | new_img_dc = CreateCompatibleDC (hdc); | |
8796 | new_pixmap = CreateCompatibleBitmap (hdc, img->width, img->height); | |
8797 | release_frame_dc (f, hdc); | |
8798 | old_prev = SelectObject (old_img_dc, img->pixmap); | |
8799 | new_prev = SelectObject (new_img_dc, new_pixmap); | |
8800 | SetTextColor (new_img_dc, foreground); | |
8801 | SetBkColor (new_img_dc, background); | |
8802 | ||
8803 | BitBlt (new_img_dc, 0, 0, img->width, img->height, old_img_dc, | |
8804 | 0, 0, SRCCOPY); | |
8805 | ||
8806 | SelectObject (old_img_dc, old_prev); | |
c922a224 | 8807 | SelectObject (new_img_dc, new_prev); |
516eea8e JR |
8808 | DeleteDC (old_img_dc); |
8809 | DeleteDC (new_img_dc); | |
8810 | DeleteObject (img->pixmap); | |
8811 | if (new_pixmap == 0) | |
8812 | fprintf (stderr, "Failed to convert image to color.\n"); | |
8813 | else | |
8814 | img->pixmap = new_pixmap; | |
8815 | } | |
6fc2811b | 8816 | |
3cf3436e JR |
8817 | /* Load XBM image IMG which will be displayed on frame F from buffer |
8818 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
8819 | successful. */ | |
6fc2811b JR |
8820 | |
8821 | static int | |
3cf3436e | 8822 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
8823 | struct frame *f; |
8824 | struct image *img; | |
3cf3436e | 8825 | char *contents, *end; |
6fc2811b JR |
8826 | { |
8827 | int rc; | |
8828 | unsigned char *data; | |
8829 | int success_p = 0; | |
7d0393cf | 8830 | |
3cf3436e | 8831 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
8832 | if (rc) |
8833 | { | |
6fc2811b JR |
8834 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
8835 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 8836 | int non_default_colors = 0; |
6fc2811b | 8837 | Lisp_Object value; |
7d0393cf | 8838 | |
6fc2811b JR |
8839 | xassert (img->width > 0 && img->height > 0); |
8840 | ||
8841 | /* Get foreground and background colors, maybe allocate colors. */ | |
8842 | value = image_spec_value (img->spec, QCforeground, NULL); | |
8843 | if (!NILP (value)) | |
516eea8e JR |
8844 | { |
8845 | foreground = x_alloc_image_color (f, img, value, foreground); | |
8846 | non_default_colors = 1; | |
8847 | } | |
6fc2811b JR |
8848 | value = image_spec_value (img->spec, QCbackground, NULL); |
8849 | if (!NILP (value)) | |
a05e2bae JR |
8850 | { |
8851 | background = x_alloc_image_color (f, img, value, background); | |
8852 | img->background = background; | |
8853 | img->background_valid = 1; | |
516eea8e | 8854 | non_default_colors = 1; |
a05e2bae | 8855 | } |
6fc2811b | 8856 | img->pixmap |
af3f7be7 | 8857 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, data); |
ac849ba4 | 8858 | |
516eea8e JR |
8859 | /* If colors were specified, transfer the bitmap to a color one. */ |
8860 | if (non_default_colors) | |
8861 | convert_mono_to_color_image (f, img, foreground, background); | |
8862 | ||
6fc2811b JR |
8863 | xfree (data); |
8864 | ||
8865 | if (img->pixmap == 0) | |
8866 | { | |
8867 | x_clear_image (f, img); | |
3cf3436e | 8868 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
8869 | } |
8870 | else | |
8871 | success_p = 1; | |
6fc2811b JR |
8872 | } |
8873 | else | |
8874 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
8875 | ||
6fc2811b JR |
8876 | return success_p; |
8877 | } | |
8878 | ||
8879 | ||
3cf3436e JR |
8880 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
8881 | ||
8882 | static int | |
8883 | xbm_file_p (data) | |
8884 | Lisp_Object data; | |
8885 | { | |
8886 | int w, h; | |
8887 | return (STRINGP (data) | |
d5db4077 KR |
8888 | && xbm_read_bitmap_data (SDATA (data), |
8889 | (SDATA (data) | |
8890 | + SBYTES (data)), | |
3cf3436e JR |
8891 | &w, &h, NULL)); |
8892 | } | |
8893 | ||
7d0393cf | 8894 | |
6fc2811b JR |
8895 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
8896 | non-zero if successful. */ | |
8897 | ||
8898 | static int | |
8899 | xbm_load (f, img) | |
8900 | struct frame *f; | |
8901 | struct image *img; | |
8902 | { | |
8903 | int success_p = 0; | |
8904 | Lisp_Object file_name; | |
8905 | ||
8906 | xassert (xbm_image_p (img->spec)); | |
8907 | ||
8908 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
8909 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
8910 | if (STRINGP (file_name)) | |
3cf3436e JR |
8911 | { |
8912 | Lisp_Object file; | |
8913 | char *contents; | |
8914 | int size; | |
8915 | struct gcpro gcpro1; | |
8916 | ||
8917 | file = x_find_image_file (file_name); | |
8918 | GCPRO1 (file); | |
8919 | if (!STRINGP (file)) | |
8920 | { | |
8921 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
8922 | UNGCPRO; | |
8923 | return 0; | |
8924 | } | |
8925 | ||
d5db4077 | 8926 | contents = slurp_file (SDATA (file), &size); |
3cf3436e JR |
8927 | if (contents == NULL) |
8928 | { | |
8929 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
8930 | UNGCPRO; | |
8931 | return 0; | |
8932 | } | |
8933 | ||
8934 | success_p = xbm_load_image (f, img, contents, contents + size); | |
8935 | UNGCPRO; | |
8936 | } | |
6fc2811b JR |
8937 | else |
8938 | { | |
8939 | struct image_keyword fmt[XBM_LAST]; | |
8940 | Lisp_Object data; | |
6fc2811b JR |
8941 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
8942 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 8943 | int non_default_colors = 0; |
6fc2811b JR |
8944 | char *bits; |
8945 | int parsed_p; | |
3cf3436e JR |
8946 | int in_memory_file_p = 0; |
8947 | ||
8948 | /* See if data looks like an in-memory XBM file. */ | |
8949 | data = image_spec_value (img->spec, QCdata, NULL); | |
8950 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b | 8951 | |
217e5be0 | 8952 | /* Parse the image specification. */ |
6fc2811b JR |
8953 | bcopy (xbm_format, fmt, sizeof fmt); |
8954 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
8955 | xassert (parsed_p); | |
8956 | ||
8957 | /* Get specified width, and height. */ | |
3cf3436e JR |
8958 | if (!in_memory_file_p) |
8959 | { | |
8960 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
8961 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
8962 | xassert (img->width > 0 && img->height > 0); | |
8963 | } | |
217e5be0 | 8964 | |
6fc2811b | 8965 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
8966 | if (fmt[XBM_FOREGROUND].count |
8967 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
516eea8e JR |
8968 | { |
8969 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
8970 | foreground); | |
8971 | non_default_colors = 1; | |
8972 | } | |
8973 | ||
3cf3436e JR |
8974 | if (fmt[XBM_BACKGROUND].count |
8975 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
516eea8e JR |
8976 | { |
8977 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
8978 | background); | |
8979 | non_default_colors = 1; | |
8980 | } | |
6fc2811b | 8981 | |
3cf3436e | 8982 | if (in_memory_file_p) |
d5db4077 KR |
8983 | success_p = xbm_load_image (f, img, SDATA (data), |
8984 | (SDATA (data) | |
8985 | + SBYTES (data))); | |
3cf3436e | 8986 | else |
6fc2811b | 8987 | { |
3cf3436e JR |
8988 | if (VECTORP (data)) |
8989 | { | |
8990 | int i; | |
8991 | char *p; | |
8992 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7d0393cf | 8993 | |
3cf3436e JR |
8994 | p = bits = (char *) alloca (nbytes * img->height); |
8995 | for (i = 0; i < img->height; ++i, p += nbytes) | |
8996 | { | |
8997 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
8998 | if (STRINGP (line)) | |
d5db4077 | 8999 | bcopy (SDATA (line), p, nbytes); |
3cf3436e JR |
9000 | else |
9001 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
9002 | } | |
9003 | } | |
9004 | else if (STRINGP (data)) | |
d5db4077 | 9005 | bits = SDATA (data); |
3cf3436e JR |
9006 | else |
9007 | bits = XBOOL_VECTOR (data)->data; | |
af3f7be7 | 9008 | |
3cf3436e | 9009 | /* Create the pixmap. */ |
3cf3436e | 9010 | img->pixmap |
af3f7be7 JR |
9011 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, |
9012 | bits); | |
9013 | ||
516eea8e JR |
9014 | /* If colors were specified, transfer the bitmap to a color one. */ |
9015 | if (non_default_colors) | |
9016 | convert_mono_to_color_image (f, img, foreground, background); | |
9017 | ||
3cf3436e JR |
9018 | if (img->pixmap) |
9019 | success_p = 1; | |
9020 | else | |
6fc2811b | 9021 | { |
3cf3436e JR |
9022 | image_error ("Unable to create pixmap for XBM image `%s'", |
9023 | img->spec, Qnil); | |
9024 | x_clear_image (f, img); | |
6fc2811b JR |
9025 | } |
9026 | } | |
6fc2811b JR |
9027 | } |
9028 | ||
9029 | return success_p; | |
9030 | } | |
7d0393cf | 9031 | |
6fc2811b JR |
9032 | |
9033 | \f | |
9034 | /*********************************************************************** | |
9035 | XPM images | |
9036 | ***********************************************************************/ | |
9037 | ||
7d0393cf | 9038 | #if HAVE_XPM |
6fc2811b JR |
9039 | |
9040 | static int xpm_image_p P_ ((Lisp_Object object)); | |
9041 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
9042 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
9043 | ||
c736ffda JR |
9044 | /* Indicate to xpm.h that we don't have Xlib. */ |
9045 | #define FOR_MSW | |
9046 | /* simx.h in xpm defines XColor and XImage differently than Emacs. */ | |
9047 | #define XColor xpm_XColor | |
9048 | #define XImage xpm_XImage | |
9049 | #define PIXEL_ALREADY_TYPEDEFED | |
6fc2811b | 9050 | #include "X11/xpm.h" |
c736ffda JR |
9051 | #undef FOR_MSW |
9052 | #undef XColor | |
9053 | #undef XImage | |
9054 | #undef PIXEL_ALREADY_TYPEDEFED | |
6fc2811b JR |
9055 | |
9056 | /* The symbol `xpm' identifying XPM-format images. */ | |
9057 | ||
9058 | Lisp_Object Qxpm; | |
9059 | ||
9060 | /* Indices of image specification fields in xpm_format, below. */ | |
9061 | ||
9062 | enum xpm_keyword_index | |
9063 | { | |
9064 | XPM_TYPE, | |
9065 | XPM_FILE, | |
9066 | XPM_DATA, | |
9067 | XPM_ASCENT, | |
9068 | XPM_MARGIN, | |
9069 | XPM_RELIEF, | |
9070 | XPM_ALGORITHM, | |
9071 | XPM_HEURISTIC_MASK, | |
a05e2bae | 9072 | XPM_MASK, |
6fc2811b | 9073 | XPM_COLOR_SYMBOLS, |
a05e2bae | 9074 | XPM_BACKGROUND, |
6fc2811b JR |
9075 | XPM_LAST |
9076 | }; | |
9077 | ||
9078 | /* Vector of image_keyword structures describing the format | |
9079 | of valid XPM image specifications. */ | |
9080 | ||
9081 | static struct image_keyword xpm_format[XPM_LAST] = | |
9082 | { | |
9083 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9084 | {":file", IMAGE_STRING_VALUE, 0}, | |
9085 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 9086 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 9087 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9088 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9089 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 9090 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
9091 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9092 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9093 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
9094 | }; |
9095 | ||
197edd35 | 9096 | /* Structure describing the image type XPM. */ |
6fc2811b JR |
9097 | |
9098 | static struct image_type xpm_type = | |
9099 | { | |
9100 | &Qxpm, | |
9101 | xpm_image_p, | |
9102 | xpm_load, | |
9103 | x_clear_image, | |
9104 | NULL | |
9105 | }; | |
9106 | ||
9107 | ||
c736ffda JR |
9108 | /* XPM library details. */ |
9109 | ||
9110 | DEF_IMGLIB_FN (XpmFreeAttributes); | |
9111 | DEF_IMGLIB_FN (XpmCreateImageFromBuffer); | |
9112 | DEF_IMGLIB_FN (XpmReadFileToImage); | |
9113 | DEF_IMGLIB_FN (XImageFree); | |
9114 | ||
9115 | ||
9116 | static int | |
9117 | init_xpm_functions (library) | |
9118 | HMODULE library; | |
9119 | { | |
9120 | LOAD_IMGLIB_FN (library, XpmFreeAttributes); | |
9121 | LOAD_IMGLIB_FN (library, XpmCreateImageFromBuffer); | |
9122 | LOAD_IMGLIB_FN (library, XpmReadFileToImage); | |
9123 | LOAD_IMGLIB_FN (library, XImageFree); | |
9124 | ||
9125 | return 1; | |
9126 | } | |
9127 | ||
6fc2811b JR |
9128 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
9129 | for XPM images. Such a list must consist of conses whose car and | |
9130 | cdr are strings. */ | |
9131 | ||
9132 | static int | |
9133 | xpm_valid_color_symbols_p (color_symbols) | |
9134 | Lisp_Object color_symbols; | |
9135 | { | |
9136 | while (CONSP (color_symbols)) | |
9137 | { | |
9138 | Lisp_Object sym = XCAR (color_symbols); | |
9139 | if (!CONSP (sym) | |
9140 | || !STRINGP (XCAR (sym)) | |
9141 | || !STRINGP (XCDR (sym))) | |
9142 | break; | |
9143 | color_symbols = XCDR (color_symbols); | |
9144 | } | |
9145 | ||
9146 | return NILP (color_symbols); | |
9147 | } | |
9148 | ||
9149 | ||
9150 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
9151 | ||
9152 | static int | |
9153 | xpm_image_p (object) | |
9154 | Lisp_Object object; | |
9155 | { | |
9156 | struct image_keyword fmt[XPM_LAST]; | |
9157 | bcopy (xpm_format, fmt, sizeof fmt); | |
9158 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
9159 | /* Either `:file' or `:data' must be present. */ | |
9160 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
9161 | /* Either no `:color-symbols' or it's a list of conses | |
9162 | whose car and cdr are strings. */ | |
9163 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
8f92c555 | 9164 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
6fc2811b JR |
9165 | } |
9166 | ||
9167 | ||
9168 | /* Load image IMG which will be displayed on frame F. Value is | |
9169 | non-zero if successful. */ | |
9170 | ||
9171 | static int | |
9172 | xpm_load (f, img) | |
9173 | struct frame *f; | |
9174 | struct image *img; | |
9175 | { | |
c736ffda JR |
9176 | HDC hdc; |
9177 | int rc; | |
6fc2811b JR |
9178 | XpmAttributes attrs; |
9179 | Lisp_Object specified_file, color_symbols; | |
c736ffda | 9180 | xpm_XImage * xpm_image, * xpm_mask; |
6fc2811b JR |
9181 | |
9182 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
9183 | close colors. Return colors allocated. */ | |
9184 | bzero (&attrs, sizeof attrs); | |
c736ffda JR |
9185 | xpm_image = xpm_mask = NULL; |
9186 | ||
9187 | #if 0 | |
dfff8a69 JR |
9188 | attrs.visual = FRAME_X_VISUAL (f); |
9189 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 9190 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 9191 | attrs.valuemask |= XpmColormap; |
c736ffda | 9192 | #endif |
6fc2811b | 9193 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 9194 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
9195 | attrs.alloc_close_colors = 1; |
9196 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
9197 | #else |
9198 | attrs.closeness = 600; | |
9199 | attrs.valuemask |= XpmCloseness; | |
9200 | #endif | |
6fc2811b JR |
9201 | |
9202 | /* If image specification contains symbolic color definitions, add | |
9203 | these to `attrs'. */ | |
9204 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
9205 | if (CONSP (color_symbols)) | |
9206 | { | |
9207 | Lisp_Object tail; | |
9208 | XpmColorSymbol *xpm_syms; | |
9209 | int i, size; | |
7d0393cf | 9210 | |
6fc2811b JR |
9211 | attrs.valuemask |= XpmColorSymbols; |
9212 | ||
9213 | /* Count number of symbols. */ | |
9214 | attrs.numsymbols = 0; | |
9215 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
9216 | ++attrs.numsymbols; | |
9217 | ||
9218 | /* Allocate an XpmColorSymbol array. */ | |
9219 | size = attrs.numsymbols * sizeof *xpm_syms; | |
9220 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
9221 | bzero (xpm_syms, size); | |
9222 | attrs.colorsymbols = xpm_syms; | |
9223 | ||
9224 | /* Fill the color symbol array. */ | |
9225 | for (tail = color_symbols, i = 0; | |
9226 | CONSP (tail); | |
9227 | ++i, tail = XCDR (tail)) | |
9228 | { | |
9229 | Lisp_Object name = XCAR (XCAR (tail)); | |
9230 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
9231 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
9232 | strcpy (xpm_syms[i].name, SDATA (name)); | |
9233 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
9234 | strcpy (xpm_syms[i].value, SDATA (color)); | |
6fc2811b JR |
9235 | } |
9236 | } | |
9237 | ||
9238 | /* Create a pixmap for the image, either from a file, or from a | |
9239 | string buffer containing data in the same format as an XPM file. */ | |
c736ffda | 9240 | |
6fc2811b | 9241 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
177c0ea7 | 9242 | |
c736ffda JR |
9243 | { |
9244 | HDC frame_dc = get_frame_dc (f); | |
9245 | hdc = CreateCompatibleDC (frame_dc); | |
9246 | release_frame_dc (f, frame_dc); | |
9247 | } | |
9248 | ||
6fc2811b JR |
9249 | if (STRINGP (specified_file)) |
9250 | { | |
9251 | Lisp_Object file = x_find_image_file (specified_file); | |
9252 | if (!STRINGP (file)) | |
9253 | { | |
9254 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
6fc2811b JR |
9255 | return 0; |
9256 | } | |
7d0393cf | 9257 | |
c736ffda JR |
9258 | /* XpmReadFileToPixmap is not available in the Windows port of |
9259 | libxpm. But XpmReadFileToImage almost does what we want. */ | |
9260 | rc = fn_XpmReadFileToImage (&hdc, SDATA (file), | |
9261 | &xpm_image, &xpm_mask, | |
9262 | &attrs); | |
6fc2811b JR |
9263 | } |
9264 | else | |
9265 | { | |
9266 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
c736ffda JR |
9267 | /* XpmCreatePixmapFromBuffer is not available in the Windows port |
9268 | of libxpm. But XpmCreateImageFromBuffer almost does what we want. */ | |
9269 | rc = fn_XpmCreateImageFromBuffer (&hdc, SDATA (buffer), | |
9270 | &xpm_image, &xpm_mask, | |
9271 | &attrs); | |
6fc2811b | 9272 | } |
6fc2811b JR |
9273 | |
9274 | if (rc == XpmSuccess) | |
9275 | { | |
c736ffda JR |
9276 | int i; |
9277 | ||
9278 | /* W32 XPM uses XImage to wrap what W32 Emacs calls a Pixmap, | |
9279 | plus some duplicate attributes. */ | |
9280 | if (xpm_image && xpm_image->bitmap) | |
9281 | { | |
9282 | img->pixmap = xpm_image->bitmap; | |
9283 | /* XImageFree in libXpm frees XImage struct without destroying | |
9284 | the bitmap, which is what we want. */ | |
9285 | fn_XImageFree (xpm_image); | |
9286 | } | |
9287 | if (xpm_mask && xpm_mask->bitmap) | |
177c0ea7 | 9288 | { |
c736ffda JR |
9289 | /* The mask appears to be inverted compared with what we expect. |
9290 | TODO: invert our expectations. See other places where we | |
9291 | have to invert bits because our idea of masks is backwards. */ | |
9292 | HGDIOBJ old_obj; | |
9293 | old_obj = SelectObject (hdc, xpm_mask->bitmap); | |
9294 | ||
9295 | PatBlt (hdc, 0, 0, xpm_mask->width, xpm_mask->height, DSTINVERT); | |
9296 | SelectObject (hdc, old_obj); | |
9297 | ||
9298 | img->mask = xpm_mask->bitmap; | |
177c0ea7 | 9299 | fn_XImageFree (xpm_mask); |
c736ffda JR |
9300 | DeleteDC (hdc); |
9301 | } | |
9302 | ||
9303 | DeleteDC (hdc); | |
9304 | ||
6fc2811b JR |
9305 | /* Remember allocated colors. */ |
9306 | img->ncolors = attrs.nalloc_pixels; | |
9307 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
9308 | * sizeof *img->colors); | |
9309 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
9310 | img->colors[i] = attrs.alloc_pixels[i]; | |
9311 | ||
9312 | img->width = attrs.width; | |
9313 | img->height = attrs.height; | |
9314 | xassert (img->width > 0 && img->height > 0); | |
9315 | ||
9316 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
c736ffda | 9317 | fn_XpmFreeAttributes (&attrs); |
6fc2811b JR |
9318 | } |
9319 | else | |
9320 | { | |
c736ffda JR |
9321 | DeleteDC (hdc); |
9322 | ||
6fc2811b JR |
9323 | switch (rc) |
9324 | { | |
9325 | case XpmOpenFailed: | |
9326 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
9327 | break; | |
7d0393cf | 9328 | |
6fc2811b JR |
9329 | case XpmFileInvalid: |
9330 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
9331 | break; | |
7d0393cf | 9332 | |
6fc2811b JR |
9333 | case XpmNoMemory: |
9334 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
9335 | break; | |
7d0393cf | 9336 | |
6fc2811b JR |
9337 | case XpmColorFailed: |
9338 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
9339 | break; | |
7d0393cf | 9340 | |
6fc2811b JR |
9341 | default: |
9342 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
9343 | break; | |
9344 | } | |
9345 | } | |
9346 | ||
9347 | return rc == XpmSuccess; | |
9348 | } | |
9349 | ||
9350 | #endif /* HAVE_XPM != 0 */ | |
9351 | ||
9352 | \f | |
767b1ff0 | 9353 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
9354 | /*********************************************************************** |
9355 | Color table | |
9356 | ***********************************************************************/ | |
9357 | ||
9358 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
9359 | ||
9360 | struct ct_color | |
9361 | { | |
9362 | int r, g, b; | |
9363 | unsigned long pixel; | |
9364 | ||
9365 | /* Next in color table collision list. */ | |
9366 | struct ct_color *next; | |
9367 | }; | |
9368 | ||
9369 | /* The bucket vector size to use. Must be prime. */ | |
9370 | ||
9371 | #define CT_SIZE 101 | |
9372 | ||
9373 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
9374 | ||
9375 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
9376 | ||
9377 | /* The color hash table. */ | |
9378 | ||
9379 | struct ct_color **ct_table; | |
9380 | ||
9381 | /* Number of entries in the color table. */ | |
9382 | ||
9383 | int ct_colors_allocated; | |
9384 | ||
9385 | /* Function prototypes. */ | |
9386 | ||
9387 | static void init_color_table P_ ((void)); | |
9388 | static void free_color_table P_ ((void)); | |
9389 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
9390 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
9391 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
9392 | ||
9393 | ||
9394 | /* Initialize the color table. */ | |
9395 | ||
9396 | static void | |
9397 | init_color_table () | |
9398 | { | |
9399 | int size = CT_SIZE * sizeof (*ct_table); | |
9400 | ct_table = (struct ct_color **) xmalloc (size); | |
9401 | bzero (ct_table, size); | |
9402 | ct_colors_allocated = 0; | |
9403 | } | |
9404 | ||
9405 | ||
9406 | /* Free memory associated with the color table. */ | |
9407 | ||
9408 | static void | |
9409 | free_color_table () | |
9410 | { | |
9411 | int i; | |
9412 | struct ct_color *p, *next; | |
9413 | ||
9414 | for (i = 0; i < CT_SIZE; ++i) | |
9415 | for (p = ct_table[i]; p; p = next) | |
9416 | { | |
9417 | next = p->next; | |
9418 | xfree (p); | |
9419 | } | |
9420 | ||
9421 | xfree (ct_table); | |
9422 | ct_table = NULL; | |
9423 | } | |
9424 | ||
9425 | ||
9426 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
9427 | entry for that color already is in the color table, return the | |
9428 | pixel color of that entry. Otherwise, allocate a new color for R, | |
9429 | G, B, and make an entry in the color table. */ | |
9430 | ||
9431 | static unsigned long | |
9432 | lookup_rgb_color (f, r, g, b) | |
9433 | struct frame *f; | |
9434 | int r, g, b; | |
9435 | { | |
9436 | unsigned hash = CT_HASH_RGB (r, g, b); | |
9437 | int i = hash % CT_SIZE; | |
9438 | struct ct_color *p; | |
9439 | ||
9440 | for (p = ct_table[i]; p; p = p->next) | |
9441 | if (p->r == r && p->g == g && p->b == b) | |
9442 | break; | |
9443 | ||
9444 | if (p == NULL) | |
9445 | { | |
9446 | COLORREF color; | |
9447 | Colormap cmap; | |
9448 | int rc; | |
9449 | ||
9450 | color = PALETTERGB (r, g, b); | |
9451 | ||
9452 | ++ct_colors_allocated; | |
9453 | ||
9454 | p = (struct ct_color *) xmalloc (sizeof *p); | |
9455 | p->r = r; | |
9456 | p->g = g; | |
9457 | p->b = b; | |
9458 | p->pixel = color; | |
9459 | p->next = ct_table[i]; | |
9460 | ct_table[i] = p; | |
9461 | } | |
9462 | ||
9463 | return p->pixel; | |
9464 | } | |
9465 | ||
9466 | ||
9467 | /* Look up pixel color PIXEL which is used on frame F in the color | |
9468 | table. If not already present, allocate it. Value is PIXEL. */ | |
9469 | ||
9470 | static unsigned long | |
9471 | lookup_pixel_color (f, pixel) | |
9472 | struct frame *f; | |
9473 | unsigned long pixel; | |
9474 | { | |
9475 | int i = pixel % CT_SIZE; | |
9476 | struct ct_color *p; | |
9477 | ||
9478 | for (p = ct_table[i]; p; p = p->next) | |
9479 | if (p->pixel == pixel) | |
9480 | break; | |
9481 | ||
9482 | if (p == NULL) | |
9483 | { | |
9484 | XColor color; | |
9485 | Colormap cmap; | |
9486 | int rc; | |
9487 | ||
9488 | BLOCK_INPUT; | |
7d0393cf | 9489 | |
6fc2811b JR |
9490 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); |
9491 | color.pixel = pixel; | |
9492 | XQueryColor (NULL, cmap, &color); | |
9493 | rc = x_alloc_nearest_color (f, cmap, &color); | |
9494 | UNBLOCK_INPUT; | |
9495 | ||
9496 | if (rc) | |
9497 | { | |
9498 | ++ct_colors_allocated; | |
7d0393cf | 9499 | |
6fc2811b JR |
9500 | p = (struct ct_color *) xmalloc (sizeof *p); |
9501 | p->r = color.red; | |
9502 | p->g = color.green; | |
9503 | p->b = color.blue; | |
9504 | p->pixel = pixel; | |
9505 | p->next = ct_table[i]; | |
9506 | ct_table[i] = p; | |
9507 | } | |
9508 | else | |
9509 | return FRAME_FOREGROUND_PIXEL (f); | |
9510 | } | |
9511 | return p->pixel; | |
9512 | } | |
9513 | ||
9514 | ||
9515 | /* Value is a vector of all pixel colors contained in the color table, | |
9516 | allocated via xmalloc. Set *N to the number of colors. */ | |
9517 | ||
9518 | static unsigned long * | |
9519 | colors_in_color_table (n) | |
9520 | int *n; | |
9521 | { | |
9522 | int i, j; | |
9523 | struct ct_color *p; | |
9524 | unsigned long *colors; | |
9525 | ||
9526 | if (ct_colors_allocated == 0) | |
9527 | { | |
9528 | *n = 0; | |
9529 | colors = NULL; | |
9530 | } | |
9531 | else | |
9532 | { | |
9533 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
9534 | * sizeof *colors); | |
9535 | *n = ct_colors_allocated; | |
7d0393cf | 9536 | |
6fc2811b JR |
9537 | for (i = j = 0; i < CT_SIZE; ++i) |
9538 | for (p = ct_table[i]; p; p = p->next) | |
9539 | colors[j++] = p->pixel; | |
9540 | } | |
9541 | ||
9542 | return colors; | |
9543 | } | |
9544 | ||
767b1ff0 | 9545 | #endif /* TODO */ |
6fc2811b JR |
9546 | |
9547 | \f | |
9548 | /*********************************************************************** | |
9549 | Algorithms | |
9550 | ***********************************************************************/ | |
3cf3436e JR |
9551 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
9552 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
9553 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
ac849ba4 | 9554 | static void XPutPixel (XImage *, int, int, COLORREF); |
3cf3436e JR |
9555 | |
9556 | /* Non-zero means draw a cross on images having `:conversion | |
9557 | disabled'. */ | |
6fc2811b | 9558 | |
3cf3436e | 9559 | int cross_disabled_images; |
6fc2811b | 9560 | |
3cf3436e JR |
9561 | /* Edge detection matrices for different edge-detection |
9562 | strategies. */ | |
6fc2811b | 9563 | |
3cf3436e JR |
9564 | static int emboss_matrix[9] = { |
9565 | /* x - 1 x x + 1 */ | |
9566 | 2, -1, 0, /* y - 1 */ | |
9567 | -1, 0, 1, /* y */ | |
9568 | 0, 1, -2 /* y + 1 */ | |
9569 | }; | |
9570 | ||
9571 | static int laplace_matrix[9] = { | |
9572 | /* x - 1 x x + 1 */ | |
9573 | 1, 0, 0, /* y - 1 */ | |
9574 | 0, 0, 0, /* y */ | |
9575 | 0, 0, -1 /* y + 1 */ | |
9576 | }; | |
9577 | ||
9578 | /* Value is the intensity of the color whose red/green/blue values | |
9579 | are R, G, and B. */ | |
9580 | ||
9581 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
9582 | ||
9583 | ||
9584 | /* On frame F, return an array of XColor structures describing image | |
9585 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
9586 | non-zero means also fill the red/green/blue members of the XColor | |
9587 | structures. Value is a pointer to the array of XColors structures, | |
9588 | allocated with xmalloc; it must be freed by the caller. */ | |
9589 | ||
9590 | static XColor * | |
9591 | x_to_xcolors (f, img, rgb_p) | |
9592 | struct frame *f; | |
9593 | struct image *img; | |
9594 | int rgb_p; | |
9595 | { | |
9596 | int x, y; | |
9597 | XColor *colors, *p; | |
197edd35 JR |
9598 | HDC hdc, bmpdc; |
9599 | HGDIOBJ prev; | |
3cf3436e JR |
9600 | |
9601 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
197edd35 JR |
9602 | |
9603 | /* Load the image into a memory device context. */ | |
9604 | hdc = get_frame_dc (f); | |
9605 | bmpdc = CreateCompatibleDC (hdc); | |
9606 | release_frame_dc (f, hdc); | |
9607 | prev = SelectObject (bmpdc, img->pixmap); | |
3cf3436e JR |
9608 | |
9609 | /* Fill the `pixel' members of the XColor array. I wished there | |
9610 | were an easy and portable way to circumvent XGetPixel. */ | |
9611 | p = colors; | |
9612 | for (y = 0; y < img->height; ++y) | |
9613 | { | |
9614 | XColor *row = p; | |
7d0393cf | 9615 | |
3cf3436e | 9616 | for (x = 0; x < img->width; ++x, ++p) |
197edd35 JR |
9617 | { |
9618 | /* TODO: palette support needed here? */ | |
9619 | p->pixel = GetPixel (bmpdc, x, y); | |
3cf3436e | 9620 | |
197edd35 JR |
9621 | if (rgb_p) |
9622 | { | |
9623 | p->red = 256 * GetRValue (p->pixel); | |
9624 | p->green = 256 * GetGValue (p->pixel); | |
9625 | p->blue = 256 * GetBValue (p->pixel); | |
9626 | } | |
9627 | } | |
3cf3436e JR |
9628 | } |
9629 | ||
197edd35 JR |
9630 | SelectObject (bmpdc, prev); |
9631 | DeleteDC (bmpdc); | |
9632 | ||
3cf3436e JR |
9633 | return colors; |
9634 | } | |
9635 | ||
ac849ba4 JR |
9636 | /* Put a pixel of COLOR at position X, Y in XIMG. XIMG must have been |
9637 | created with CreateDIBSection, with the pointer to the bit values | |
9638 | stored in ximg->data. */ | |
9639 | ||
9640 | static void XPutPixel (ximg, x, y, color) | |
9641 | XImage * ximg; | |
9642 | int x, y; | |
9643 | COLORREF color; | |
9644 | { | |
9645 | int width = ximg->info.bmiHeader.biWidth; | |
9646 | int height = ximg->info.bmiHeader.biHeight; | |
ac849ba4 JR |
9647 | unsigned char * pixel; |
9648 | ||
54eefef1 JR |
9649 | /* True color images. */ |
9650 | if (ximg->info.bmiHeader.biBitCount == 24) | |
9651 | { | |
9652 | int rowbytes = width * 3; | |
9653 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
9654 | if (rowbytes % 4) | |
9655 | rowbytes += 4 - (rowbytes % 4); | |
9656 | ||
9657 | pixel = ximg->data + y * rowbytes + x * 3; | |
9658 | /* Windows bitmaps are in BGR order. */ | |
9659 | *pixel = GetBValue (color); | |
9660 | *(pixel + 1) = GetGValue (color); | |
9661 | *(pixel + 2) = GetRValue (color); | |
9662 | } | |
9663 | /* Monochrome images. */ | |
9664 | else if (ximg->info.bmiHeader.biBitCount == 1) | |
9665 | { | |
9666 | int rowbytes = width / 8; | |
9667 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
9668 | if (rowbytes % 4) | |
9669 | rowbytes += 4 - (rowbytes % 4); | |
9670 | pixel = ximg->data + y * rowbytes + x / 8; | |
9671 | /* Filter out palette info. */ | |
9672 | if (color & 0x00ffffff) | |
9673 | *pixel = *pixel | (1 << x % 8); | |
9674 | else | |
9675 | *pixel = *pixel & ~(1 << x % 8); | |
9676 | } | |
9677 | else | |
7c402969 | 9678 | image_error ("XPutPixel: palette image not supported", Qnil, Qnil); |
ac849ba4 JR |
9679 | } |
9680 | ||
3cf3436e JR |
9681 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
9682 | RGB members are set. F is the frame on which this all happens. | |
9683 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
9684 | |
9685 | static void | |
3cf3436e | 9686 | x_from_xcolors (f, img, colors) |
6fc2811b | 9687 | struct frame *f; |
3cf3436e | 9688 | struct image *img; |
6fc2811b | 9689 | XColor *colors; |
6fc2811b | 9690 | { |
3cf3436e JR |
9691 | int x, y; |
9692 | XImage *oimg; | |
9693 | Pixmap pixmap; | |
9694 | XColor *p; | |
ac849ba4 | 9695 | #if 0 /* TODO: color tables. */ |
3cf3436e | 9696 | init_color_table (); |
ac849ba4 | 9697 | #endif |
3cf3436e JR |
9698 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
9699 | &oimg, &pixmap); | |
9700 | p = colors; | |
9701 | for (y = 0; y < img->height; ++y) | |
9702 | for (x = 0; x < img->width; ++x, ++p) | |
9703 | { | |
9704 | unsigned long pixel; | |
ac849ba4 | 9705 | #if 0 /* TODO: color tables. */ |
3cf3436e | 9706 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); |
ac849ba4 | 9707 | #else |
197edd35 | 9708 | pixel = PALETTERGB (p->red / 256, p->green / 256, p->blue / 256); |
ac849ba4 | 9709 | #endif |
3cf3436e JR |
9710 | XPutPixel (oimg, x, y, pixel); |
9711 | } | |
6fc2811b | 9712 | |
3cf3436e JR |
9713 | xfree (colors); |
9714 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 9715 | |
3cf3436e JR |
9716 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
9717 | x_destroy_x_image (oimg); | |
9718 | img->pixmap = pixmap; | |
ac849ba4 | 9719 | #if 0 /* TODO: color tables. */ |
3cf3436e JR |
9720 | img->colors = colors_in_color_table (&img->ncolors); |
9721 | free_color_table (); | |
ac849ba4 | 9722 | #endif |
6fc2811b JR |
9723 | } |
9724 | ||
9725 | ||
3cf3436e JR |
9726 | /* On frame F, perform edge-detection on image IMG. |
9727 | ||
9728 | MATRIX is a nine-element array specifying the transformation | |
9729 | matrix. See emboss_matrix for an example. | |
7d0393cf | 9730 | |
3cf3436e JR |
9731 | COLOR_ADJUST is a color adjustment added to each pixel of the |
9732 | outgoing image. */ | |
6fc2811b JR |
9733 | |
9734 | static void | |
3cf3436e | 9735 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 9736 | struct frame *f; |
3cf3436e JR |
9737 | struct image *img; |
9738 | int matrix[9], color_adjust; | |
6fc2811b | 9739 | { |
3cf3436e JR |
9740 | XColor *colors = x_to_xcolors (f, img, 1); |
9741 | XColor *new, *p; | |
9742 | int x, y, i, sum; | |
9743 | ||
9744 | for (i = sum = 0; i < 9; ++i) | |
9745 | sum += abs (matrix[i]); | |
9746 | ||
9747 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
9748 | ||
9749 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
9750 | ||
9751 | for (y = 0; y < img->height; ++y) | |
9752 | { | |
9753 | p = COLOR (new, 0, y); | |
9754 | p->red = p->green = p->blue = 0xffff/2; | |
9755 | p = COLOR (new, img->width - 1, y); | |
9756 | p->red = p->green = p->blue = 0xffff/2; | |
9757 | } | |
7d0393cf | 9758 | |
3cf3436e JR |
9759 | for (x = 1; x < img->width - 1; ++x) |
9760 | { | |
9761 | p = COLOR (new, x, 0); | |
9762 | p->red = p->green = p->blue = 0xffff/2; | |
9763 | p = COLOR (new, x, img->height - 1); | |
9764 | p->red = p->green = p->blue = 0xffff/2; | |
9765 | } | |
9766 | ||
9767 | for (y = 1; y < img->height - 1; ++y) | |
9768 | { | |
9769 | p = COLOR (new, 1, y); | |
7d0393cf | 9770 | |
3cf3436e JR |
9771 | for (x = 1; x < img->width - 1; ++x, ++p) |
9772 | { | |
9773 | int r, g, b, y1, x1; | |
9774 | ||
9775 | r = g = b = i = 0; | |
9776 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
9777 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
9778 | if (matrix[i]) | |
9779 | { | |
9780 | XColor *t = COLOR (colors, x1, y1); | |
9781 | r += matrix[i] * t->red; | |
9782 | g += matrix[i] * t->green; | |
9783 | b += matrix[i] * t->blue; | |
9784 | } | |
9785 | ||
9786 | r = (r / sum + color_adjust) & 0xffff; | |
9787 | g = (g / sum + color_adjust) & 0xffff; | |
9788 | b = (b / sum + color_adjust) & 0xffff; | |
9789 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
9790 | } | |
9791 | } | |
9792 | ||
9793 | xfree (colors); | |
9794 | x_from_xcolors (f, img, new); | |
9795 | ||
9796 | #undef COLOR | |
9797 | } | |
9798 | ||
9799 | ||
9800 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
9801 | on frame F. */ | |
9802 | ||
9803 | static void | |
9804 | x_emboss (f, img) | |
9805 | struct frame *f; | |
9806 | struct image *img; | |
9807 | { | |
9808 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 9809 | } |
3cf3436e | 9810 | |
6fc2811b JR |
9811 | |
9812 | /* Transform image IMG which is used on frame F with a Laplace | |
9813 | edge-detection algorithm. The result is an image that can be used | |
9814 | to draw disabled buttons, for example. */ | |
9815 | ||
9816 | static void | |
9817 | x_laplace (f, img) | |
9818 | struct frame *f; | |
9819 | struct image *img; | |
9820 | { | |
3cf3436e JR |
9821 | x_detect_edges (f, img, laplace_matrix, 45000); |
9822 | } | |
6fc2811b | 9823 | |
6fc2811b | 9824 | |
3cf3436e JR |
9825 | /* Perform edge-detection on image IMG on frame F, with specified |
9826 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 9827 | |
3cf3436e | 9828 | MATRIX must be either |
6fc2811b | 9829 | |
3cf3436e JR |
9830 | - a list of at least 9 numbers in row-major form |
9831 | - a vector of at least 9 numbers | |
6fc2811b | 9832 | |
3cf3436e JR |
9833 | COLOR_ADJUST nil means use a default; otherwise it must be a |
9834 | number. */ | |
6fc2811b | 9835 | |
3cf3436e JR |
9836 | static void |
9837 | x_edge_detection (f, img, matrix, color_adjust) | |
9838 | struct frame *f; | |
9839 | struct image *img; | |
9840 | Lisp_Object matrix, color_adjust; | |
9841 | { | |
9842 | int i = 0; | |
9843 | int trans[9]; | |
7d0393cf | 9844 | |
3cf3436e | 9845 | if (CONSP (matrix)) |
6fc2811b | 9846 | { |
3cf3436e JR |
9847 | for (i = 0; |
9848 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
9849 | ++i, matrix = XCDR (matrix)) | |
9850 | trans[i] = XFLOATINT (XCAR (matrix)); | |
9851 | } | |
9852 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
9853 | { | |
9854 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
9855 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
9856 | } | |
9857 | ||
9858 | if (NILP (color_adjust)) | |
9859 | color_adjust = make_number (0xffff / 2); | |
9860 | ||
9861 | if (i == 9 && NUMBERP (color_adjust)) | |
9862 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
9863 | } | |
9864 | ||
6fc2811b | 9865 | |
3cf3436e | 9866 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 9867 | |
3cf3436e JR |
9868 | static void |
9869 | x_disable_image (f, img) | |
9870 | struct frame *f; | |
9871 | struct image *img; | |
9872 | { | |
ac849ba4 | 9873 | struct w32_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3cf3436e | 9874 | |
ac849ba4 | 9875 | if (dpyinfo->n_planes * dpyinfo->n_cbits >= 2) |
3cf3436e JR |
9876 | { |
9877 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
9878 | drawing such images with a stipple can look very odd, so | |
9879 | we're using this method instead. */ | |
9880 | XColor *colors = x_to_xcolors (f, img, 1); | |
9881 | XColor *p, *end; | |
9882 | const int h = 15000; | |
9883 | const int l = 30000; | |
9884 | ||
9885 | for (p = colors, end = colors + img->width * img->height; | |
9886 | p < end; | |
9887 | ++p) | |
6fc2811b | 9888 | { |
3cf3436e JR |
9889 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
9890 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
9891 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
9892 | } |
9893 | ||
3cf3436e | 9894 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
9895 | } |
9896 | ||
3cf3436e JR |
9897 | /* Draw a cross over the disabled image, if we must or if we |
9898 | should. */ | |
ac849ba4 | 9899 | if (dpyinfo->n_planes * dpyinfo->n_cbits < 2 || cross_disabled_images) |
3cf3436e | 9900 | { |
197edd35 JR |
9901 | HDC hdc, bmpdc; |
9902 | HGDIOBJ prev; | |
9903 | ||
9904 | hdc = get_frame_dc (f); | |
9905 | bmpdc = CreateCompatibleDC (hdc); | |
9906 | release_frame_dc (f, hdc); | |
9907 | ||
9908 | prev = SelectObject (bmpdc, img->pixmap); | |
6fc2811b | 9909 | |
197edd35 JR |
9910 | SetTextColor (bmpdc, BLACK_PIX_DEFAULT (f)); |
9911 | MoveToEx (bmpdc, 0, 0, NULL); | |
9912 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
9913 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
9914 | LineTo (bmpdc, img->width - 1, 0); | |
6fc2811b | 9915 | |
3cf3436e JR |
9916 | if (img->mask) |
9917 | { | |
197edd35 JR |
9918 | SelectObject (bmpdc, img->mask); |
9919 | SetTextColor (bmpdc, WHITE_PIX_DEFAULT (f)); | |
9920 | MoveToEx (bmpdc, 0, 0, NULL); | |
9921 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
9922 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
9923 | LineTo (bmpdc, img->width - 1, 0); | |
3cf3436e | 9924 | } |
197edd35 JR |
9925 | SelectObject (bmpdc, prev); |
9926 | DeleteDC (bmpdc); | |
3cf3436e | 9927 | } |
6fc2811b JR |
9928 | } |
9929 | ||
9930 | ||
9931 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
9932 | name of an image file, for error messages. HOW determines how to | |
9933 | determine the background color of IMG. If it is a list '(R G B)', | |
9934 | with R, G, and B being integers >= 0, take that as the color of the | |
9935 | background. Otherwise, determine the background color of IMG | |
9936 | heuristically. Value is non-zero if successful. */ | |
9937 | ||
9938 | static int | |
9939 | x_build_heuristic_mask (f, img, how) | |
9940 | struct frame *f; | |
9941 | struct image *img; | |
9942 | Lisp_Object how; | |
9943 | { | |
197edd35 JR |
9944 | HDC img_dc, frame_dc; |
9945 | HGDIOBJ prev; | |
9946 | char *mask_img; | |
a05e2bae JR |
9947 | int x, y, rc, use_img_background; |
9948 | unsigned long bg = 0; | |
197edd35 | 9949 | int row_width; |
a05e2bae JR |
9950 | |
9951 | if (img->mask) | |
9952 | { | |
197edd35 JR |
9953 | DeleteObject (img->mask); |
9954 | img->mask = NULL; | |
a05e2bae JR |
9955 | img->background_transparent_valid = 0; |
9956 | } | |
6fc2811b | 9957 | |
197edd35 JR |
9958 | /* Create the bit array serving as mask. */ |
9959 | row_width = (img->width + 7) / 8; | |
9960 | mask_img = xmalloc (row_width * img->height); | |
9961 | bzero (mask_img, row_width * img->height); | |
6fc2811b | 9962 | |
197edd35 JR |
9963 | /* Create a memory device context for IMG->pixmap. */ |
9964 | frame_dc = get_frame_dc (f); | |
9965 | img_dc = CreateCompatibleDC (frame_dc); | |
9966 | release_frame_dc (f, frame_dc); | |
9967 | prev = SelectObject (img_dc, img->pixmap); | |
6fc2811b | 9968 | |
197edd35 | 9969 | /* Determine the background color of img_dc. If HOW is `(R G B)' |
a05e2bae JR |
9970 | take that as color. Otherwise, use the image's background color. */ |
9971 | use_img_background = 1; | |
7d0393cf | 9972 | |
6fc2811b JR |
9973 | if (CONSP (how)) |
9974 | { | |
a05e2bae | 9975 | int rgb[3], i; |
6fc2811b | 9976 | |
a05e2bae | 9977 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
9978 | { |
9979 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
9980 | how = XCDR (how); | |
9981 | } | |
9982 | ||
9983 | if (i == 3 && NILP (how)) | |
9984 | { | |
9985 | char color_name[30]; | |
6fc2811b | 9986 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
0040b876 | 9987 | bg = x_alloc_image_color (f, img, build_string (color_name), 0) |
8f92c555 | 9988 | & 0x00ffffff; /* Filter out palette info. */ |
a05e2bae | 9989 | use_img_background = 0; |
6fc2811b JR |
9990 | } |
9991 | } | |
7d0393cf | 9992 | |
a05e2bae | 9993 | if (use_img_background) |
197edd35 | 9994 | bg = four_corners_best (img_dc, img->width, img->height); |
6fc2811b JR |
9995 | |
9996 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
9997 | from the background color bg. */ | |
9998 | for (y = 0; y < img->height; ++y) | |
9999 | for (x = 0; x < img->width; ++x) | |
197edd35 JR |
10000 | { |
10001 | COLORREF p = GetPixel (img_dc, x, y); | |
10002 | if (p != bg) | |
10003 | mask_img[y * row_width + x / 8] |= 1 << (x % 8); | |
10004 | } | |
10005 | ||
10006 | /* Create the mask image. */ | |
10007 | img->mask = w32_create_pixmap_from_bitmap_data (img->width, img->height, | |
10008 | mask_img); | |
6fc2811b | 10009 | |
a05e2bae | 10010 | /* Fill in the background_transparent field while we have the mask handy. */ |
197edd35 JR |
10011 | SelectObject (img_dc, img->mask); |
10012 | ||
10013 | image_background_transparent (img, f, img_dc); | |
a05e2bae | 10014 | |
6fc2811b | 10015 | /* Put mask_img into img->mask. */ |
54eefef1 | 10016 | x_destroy_x_image ((XImage *)mask_img); |
197edd35 JR |
10017 | SelectObject (img_dc, prev); |
10018 | DeleteDC (img_dc); | |
6fc2811b JR |
10019 | |
10020 | return 1; | |
10021 | } | |
217e5be0 | 10022 | |
6fc2811b JR |
10023 | \f |
10024 | /*********************************************************************** | |
10025 | PBM (mono, gray, color) | |
10026 | ***********************************************************************/ | |
6fc2811b JR |
10027 | |
10028 | static int pbm_image_p P_ ((Lisp_Object object)); | |
10029 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
10030 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
10031 | ||
10032 | /* The symbol `pbm' identifying images of this type. */ | |
10033 | ||
10034 | Lisp_Object Qpbm; | |
10035 | ||
10036 | /* Indices of image specification fields in gs_format, below. */ | |
10037 | ||
10038 | enum pbm_keyword_index | |
10039 | { | |
10040 | PBM_TYPE, | |
10041 | PBM_FILE, | |
10042 | PBM_DATA, | |
10043 | PBM_ASCENT, | |
10044 | PBM_MARGIN, | |
10045 | PBM_RELIEF, | |
10046 | PBM_ALGORITHM, | |
10047 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
10048 | PBM_MASK, |
10049 | PBM_FOREGROUND, | |
10050 | PBM_BACKGROUND, | |
6fc2811b JR |
10051 | PBM_LAST |
10052 | }; | |
10053 | ||
10054 | /* Vector of image_keyword structures describing the format | |
10055 | of valid user-defined image specifications. */ | |
10056 | ||
10057 | static struct image_keyword pbm_format[PBM_LAST] = | |
10058 | { | |
10059 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10060 | {":file", IMAGE_STRING_VALUE, 0}, | |
10061 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 10062 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 10063 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10064 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10065 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
10066 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10067 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10068 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
10069 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10070 | }; |
10071 | ||
10072 | /* Structure describing the image type `pbm'. */ | |
10073 | ||
10074 | static struct image_type pbm_type = | |
10075 | { | |
10076 | &Qpbm, | |
10077 | pbm_image_p, | |
10078 | pbm_load, | |
10079 | x_clear_image, | |
10080 | NULL | |
10081 | }; | |
10082 | ||
10083 | ||
10084 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
10085 | ||
10086 | static int | |
10087 | pbm_image_p (object) | |
10088 | Lisp_Object object; | |
10089 | { | |
10090 | struct image_keyword fmt[PBM_LAST]; | |
7d0393cf | 10091 | |
6fc2811b | 10092 | bcopy (pbm_format, fmt, sizeof fmt); |
7d0393cf | 10093 | |
8f92c555 | 10094 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
6fc2811b JR |
10095 | return 0; |
10096 | ||
10097 | /* Must specify either :data or :file. */ | |
10098 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
10099 | } | |
10100 | ||
10101 | ||
10102 | /* Scan a decimal number from *S and return it. Advance *S while | |
10103 | reading the number. END is the end of the string. Value is -1 at | |
10104 | end of input. */ | |
10105 | ||
10106 | static int | |
10107 | pbm_scan_number (s, end) | |
10108 | unsigned char **s, *end; | |
10109 | { | |
10110 | int c, val = -1; | |
10111 | ||
10112 | while (*s < end) | |
10113 | { | |
10114 | /* Skip white-space. */ | |
10115 | while (*s < end && (c = *(*s)++, isspace (c))) | |
10116 | ; | |
10117 | ||
10118 | if (c == '#') | |
10119 | { | |
10120 | /* Skip comment to end of line. */ | |
10121 | while (*s < end && (c = *(*s)++, c != '\n')) | |
10122 | ; | |
10123 | } | |
10124 | else if (isdigit (c)) | |
10125 | { | |
10126 | /* Read decimal number. */ | |
10127 | val = c - '0'; | |
10128 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
10129 | val = 10 * val + c - '0'; | |
10130 | break; | |
10131 | } | |
10132 | else | |
10133 | break; | |
10134 | } | |
10135 | ||
10136 | return val; | |
10137 | } | |
10138 | ||
10139 | ||
10140 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
10141 | with xmalloc holding FILE's contents. Value is null if an error | |
6f826971 | 10142 | occurred. *SIZE is set to the size of the file. */ |
6fc2811b JR |
10143 | |
10144 | static char * | |
10145 | pbm_read_file (file, size) | |
10146 | Lisp_Object file; | |
10147 | int *size; | |
10148 | { | |
10149 | FILE *fp = NULL; | |
10150 | char *buf = NULL; | |
10151 | struct stat st; | |
10152 | ||
d5db4077 | 10153 | if (stat (SDATA (file), &st) == 0 |
c45bb3b2 | 10154 | && (fp = fopen (SDATA (file), "rb")) != NULL |
6fc2811b JR |
10155 | && (buf = (char *) xmalloc (st.st_size), |
10156 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
10157 | { | |
10158 | *size = st.st_size; | |
10159 | fclose (fp); | |
10160 | } | |
10161 | else | |
10162 | { | |
10163 | if (fp) | |
10164 | fclose (fp); | |
10165 | if (buf) | |
10166 | { | |
10167 | xfree (buf); | |
10168 | buf = NULL; | |
10169 | } | |
10170 | } | |
7d0393cf | 10171 | |
6fc2811b JR |
10172 | return buf; |
10173 | } | |
10174 | ||
10175 | ||
10176 | /* Load PBM image IMG for use on frame F. */ | |
10177 | ||
7d0393cf | 10178 | static int |
6fc2811b JR |
10179 | pbm_load (f, img) |
10180 | struct frame *f; | |
10181 | struct image *img; | |
10182 | { | |
10183 | int raw_p, x, y; | |
10184 | int width, height, max_color_idx = 0; | |
10185 | XImage *ximg; | |
10186 | Lisp_Object file, specified_file; | |
10187 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
10188 | struct gcpro gcpro1; | |
10189 | unsigned char *contents = NULL; | |
10190 | unsigned char *end, *p; | |
10191 | int size; | |
10192 | ||
10193 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10194 | file = Qnil; | |
10195 | GCPRO1 (file); | |
10196 | ||
10197 | if (STRINGP (specified_file)) | |
10198 | { | |
10199 | file = x_find_image_file (specified_file); | |
10200 | if (!STRINGP (file)) | |
10201 | { | |
10202 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10203 | UNGCPRO; | |
10204 | return 0; | |
10205 | } | |
10206 | ||
d5db4077 | 10207 | contents = slurp_file (SDATA (file), &size); |
6fc2811b JR |
10208 | if (contents == NULL) |
10209 | { | |
10210 | image_error ("Error reading `%s'", file, Qnil); | |
10211 | UNGCPRO; | |
10212 | return 0; | |
10213 | } | |
10214 | ||
10215 | p = contents; | |
10216 | end = contents + size; | |
10217 | } | |
10218 | else | |
10219 | { | |
10220 | Lisp_Object data; | |
10221 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
10222 | p = SDATA (data); |
10223 | end = p + SBYTES (data); | |
6fc2811b JR |
10224 | } |
10225 | ||
10226 | /* Check magic number. */ | |
10227 | if (end - p < 2 || *p++ != 'P') | |
10228 | { | |
10229 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10230 | error: | |
10231 | xfree (contents); | |
10232 | UNGCPRO; | |
10233 | return 0; | |
10234 | } | |
10235 | ||
6fc2811b JR |
10236 | switch (*p++) |
10237 | { | |
10238 | case '1': | |
10239 | raw_p = 0, type = PBM_MONO; | |
10240 | break; | |
7d0393cf | 10241 | |
6fc2811b JR |
10242 | case '2': |
10243 | raw_p = 0, type = PBM_GRAY; | |
10244 | break; | |
10245 | ||
10246 | case '3': | |
10247 | raw_p = 0, type = PBM_COLOR; | |
10248 | break; | |
10249 | ||
10250 | case '4': | |
10251 | raw_p = 1, type = PBM_MONO; | |
10252 | break; | |
7d0393cf | 10253 | |
6fc2811b JR |
10254 | case '5': |
10255 | raw_p = 1, type = PBM_GRAY; | |
10256 | break; | |
7d0393cf | 10257 | |
6fc2811b JR |
10258 | case '6': |
10259 | raw_p = 1, type = PBM_COLOR; | |
10260 | break; | |
10261 | ||
10262 | default: | |
10263 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10264 | goto error; | |
10265 | } | |
10266 | ||
10267 | /* Read width, height, maximum color-component. Characters | |
10268 | starting with `#' up to the end of a line are ignored. */ | |
10269 | width = pbm_scan_number (&p, end); | |
10270 | height = pbm_scan_number (&p, end); | |
10271 | ||
10272 | if (type != PBM_MONO) | |
10273 | { | |
10274 | max_color_idx = pbm_scan_number (&p, end); | |
10275 | if (raw_p && max_color_idx > 255) | |
10276 | max_color_idx = 255; | |
10277 | } | |
7d0393cf | 10278 | |
6fc2811b JR |
10279 | if (width < 0 |
10280 | || height < 0 | |
10281 | || (type != PBM_MONO && max_color_idx < 0)) | |
10282 | goto error; | |
10283 | ||
ac849ba4 | 10284 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
3cf3436e JR |
10285 | goto error; |
10286 | ||
ac849ba4 | 10287 | #if 0 /* TODO: color tables. */ |
6fc2811b JR |
10288 | /* Initialize the color hash table. */ |
10289 | init_color_table (); | |
ac849ba4 | 10290 | #endif |
6fc2811b JR |
10291 | |
10292 | if (type == PBM_MONO) | |
10293 | { | |
10294 | int c = 0, g; | |
3cf3436e JR |
10295 | struct image_keyword fmt[PBM_LAST]; |
10296 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
10297 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
10298 | ||
10299 | /* Parse the image specification. */ | |
10300 | bcopy (pbm_format, fmt, sizeof fmt); | |
10301 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
7d0393cf | 10302 | |
3cf3436e JR |
10303 | /* Get foreground and background colors, maybe allocate colors. */ |
10304 | if (fmt[PBM_FOREGROUND].count | |
10305 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
10306 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
10307 | if (fmt[PBM_BACKGROUND].count | |
10308 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
10309 | { |
10310 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
10311 | img->background = bg; | |
10312 | img->background_valid = 1; | |
10313 | } | |
10314 | ||
6fc2811b JR |
10315 | for (y = 0; y < height; ++y) |
10316 | for (x = 0; x < width; ++x) | |
10317 | { | |
10318 | if (raw_p) | |
10319 | { | |
10320 | if ((x & 7) == 0) | |
10321 | c = *p++; | |
10322 | g = c & 0x80; | |
10323 | c <<= 1; | |
10324 | } | |
10325 | else | |
10326 | g = pbm_scan_number (&p, end); | |
10327 | ||
3cf3436e | 10328 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
10329 | } |
10330 | } | |
10331 | else | |
10332 | { | |
10333 | for (y = 0; y < height; ++y) | |
10334 | for (x = 0; x < width; ++x) | |
10335 | { | |
10336 | int r, g, b; | |
7d0393cf | 10337 | |
6fc2811b JR |
10338 | if (type == PBM_GRAY) |
10339 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
10340 | else if (raw_p) | |
10341 | { | |
10342 | r = *p++; | |
10343 | g = *p++; | |
10344 | b = *p++; | |
10345 | } | |
10346 | else | |
10347 | { | |
10348 | r = pbm_scan_number (&p, end); | |
10349 | g = pbm_scan_number (&p, end); | |
10350 | b = pbm_scan_number (&p, end); | |
10351 | } | |
7d0393cf | 10352 | |
6fc2811b JR |
10353 | if (r < 0 || g < 0 || b < 0) |
10354 | { | |
ac849ba4 | 10355 | x_destroy_x_image (ximg); |
6fc2811b JR |
10356 | image_error ("Invalid pixel value in image `%s'", |
10357 | img->spec, Qnil); | |
10358 | goto error; | |
10359 | } | |
7d0393cf | 10360 | |
6fc2811b | 10361 | /* RGB values are now in the range 0..max_color_idx. |
ac849ba4 JR |
10362 | Scale this to the range 0..0xff supported by W32. */ |
10363 | r = (int) ((double) r * 255 / max_color_idx); | |
10364 | g = (int) ((double) g * 255 / max_color_idx); | |
10365 | b = (int) ((double) b * 255 / max_color_idx); | |
10366 | XPutPixel (ximg, x, y, | |
10367 | #if 0 /* TODO: color tables. */ | |
10368 | lookup_rgb_color (f, r, g, b)); | |
10369 | #else | |
10370 | PALETTERGB (r, g, b)); | |
10371 | #endif | |
6fc2811b JR |
10372 | } |
10373 | } | |
ac849ba4 JR |
10374 | |
10375 | #if 0 /* TODO: color tables. */ | |
6fc2811b JR |
10376 | /* Store in IMG->colors the colors allocated for the image, and |
10377 | free the color table. */ | |
10378 | img->colors = colors_in_color_table (&img->ncolors); | |
10379 | free_color_table (); | |
ac849ba4 | 10380 | #endif |
a05e2bae JR |
10381 | /* Maybe fill in the background field while we have ximg handy. */ |
10382 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10383 | IMAGE_BACKGROUND (img, f, ximg); | |
7d0393cf | 10384 | |
6fc2811b JR |
10385 | /* Put the image into a pixmap. */ |
10386 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10387 | x_destroy_x_image (ximg); | |
7d0393cf | 10388 | |
6fc2811b JR |
10389 | img->width = width; |
10390 | img->height = height; | |
10391 | ||
10392 | UNGCPRO; | |
10393 | xfree (contents); | |
10394 | return 1; | |
10395 | } | |
6fc2811b JR |
10396 | |
10397 | \f | |
10398 | /*********************************************************************** | |
10399 | PNG | |
10400 | ***********************************************************************/ | |
10401 | ||
10402 | #if HAVE_PNG | |
10403 | ||
10404 | #include <png.h> | |
10405 | ||
10406 | /* Function prototypes. */ | |
10407 | ||
10408 | static int png_image_p P_ ((Lisp_Object object)); | |
10409 | static int png_load P_ ((struct frame *f, struct image *img)); | |
10410 | ||
10411 | /* The symbol `png' identifying images of this type. */ | |
10412 | ||
10413 | Lisp_Object Qpng; | |
10414 | ||
10415 | /* Indices of image specification fields in png_format, below. */ | |
10416 | ||
10417 | enum png_keyword_index | |
10418 | { | |
10419 | PNG_TYPE, | |
10420 | PNG_DATA, | |
10421 | PNG_FILE, | |
10422 | PNG_ASCENT, | |
10423 | PNG_MARGIN, | |
10424 | PNG_RELIEF, | |
10425 | PNG_ALGORITHM, | |
10426 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
10427 | PNG_MASK, |
10428 | PNG_BACKGROUND, | |
6fc2811b JR |
10429 | PNG_LAST |
10430 | }; | |
10431 | ||
10432 | /* Vector of image_keyword structures describing the format | |
10433 | of valid user-defined image specifications. */ | |
10434 | ||
10435 | static struct image_keyword png_format[PNG_LAST] = | |
10436 | { | |
10437 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10438 | {":data", IMAGE_STRING_VALUE, 0}, | |
10439 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 10440 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 10441 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10442 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10443 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10444 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10445 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10446 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10447 | }; |
10448 | ||
10449 | /* Structure describing the image type `png'. */ | |
10450 | ||
10451 | static struct image_type png_type = | |
10452 | { | |
10453 | &Qpng, | |
10454 | png_image_p, | |
10455 | png_load, | |
10456 | x_clear_image, | |
10457 | NULL | |
10458 | }; | |
10459 | ||
839b1909 JR |
10460 | /* PNG library details. */ |
10461 | ||
10462 | DEF_IMGLIB_FN (png_get_io_ptr); | |
10463 | DEF_IMGLIB_FN (png_check_sig); | |
10464 | DEF_IMGLIB_FN (png_create_read_struct); | |
10465 | DEF_IMGLIB_FN (png_create_info_struct); | |
10466 | DEF_IMGLIB_FN (png_destroy_read_struct); | |
10467 | DEF_IMGLIB_FN (png_set_read_fn); | |
c922a224 | 10468 | DEF_IMGLIB_FN (png_init_io); |
839b1909 JR |
10469 | DEF_IMGLIB_FN (png_set_sig_bytes); |
10470 | DEF_IMGLIB_FN (png_read_info); | |
10471 | DEF_IMGLIB_FN (png_get_IHDR); | |
10472 | DEF_IMGLIB_FN (png_get_valid); | |
10473 | DEF_IMGLIB_FN (png_set_strip_16); | |
10474 | DEF_IMGLIB_FN (png_set_expand); | |
10475 | DEF_IMGLIB_FN (png_set_gray_to_rgb); | |
10476 | DEF_IMGLIB_FN (png_set_background); | |
10477 | DEF_IMGLIB_FN (png_get_bKGD); | |
10478 | DEF_IMGLIB_FN (png_read_update_info); | |
10479 | DEF_IMGLIB_FN (png_get_channels); | |
10480 | DEF_IMGLIB_FN (png_get_rowbytes); | |
10481 | DEF_IMGLIB_FN (png_read_image); | |
10482 | DEF_IMGLIB_FN (png_read_end); | |
10483 | DEF_IMGLIB_FN (png_error); | |
10484 | ||
10485 | static int | |
10486 | init_png_functions (library) | |
10487 | HMODULE library; | |
10488 | { | |
10489 | LOAD_IMGLIB_FN (library, png_get_io_ptr); | |
10490 | LOAD_IMGLIB_FN (library, png_check_sig); | |
10491 | LOAD_IMGLIB_FN (library, png_create_read_struct); | |
10492 | LOAD_IMGLIB_FN (library, png_create_info_struct); | |
10493 | LOAD_IMGLIB_FN (library, png_destroy_read_struct); | |
10494 | LOAD_IMGLIB_FN (library, png_set_read_fn); | |
c922a224 | 10495 | LOAD_IMGLIB_FN (library, png_init_io); |
839b1909 JR |
10496 | LOAD_IMGLIB_FN (library, png_set_sig_bytes); |
10497 | LOAD_IMGLIB_FN (library, png_read_info); | |
10498 | LOAD_IMGLIB_FN (library, png_get_IHDR); | |
10499 | LOAD_IMGLIB_FN (library, png_get_valid); | |
10500 | LOAD_IMGLIB_FN (library, png_set_strip_16); | |
10501 | LOAD_IMGLIB_FN (library, png_set_expand); | |
10502 | LOAD_IMGLIB_FN (library, png_set_gray_to_rgb); | |
10503 | LOAD_IMGLIB_FN (library, png_set_background); | |
10504 | LOAD_IMGLIB_FN (library, png_get_bKGD); | |
10505 | LOAD_IMGLIB_FN (library, png_read_update_info); | |
10506 | LOAD_IMGLIB_FN (library, png_get_channels); | |
10507 | LOAD_IMGLIB_FN (library, png_get_rowbytes); | |
10508 | LOAD_IMGLIB_FN (library, png_read_image); | |
10509 | LOAD_IMGLIB_FN (library, png_read_end); | |
10510 | LOAD_IMGLIB_FN (library, png_error); | |
10511 | return 1; | |
10512 | } | |
6fc2811b JR |
10513 | |
10514 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
10515 | ||
10516 | static int | |
10517 | png_image_p (object) | |
10518 | Lisp_Object object; | |
10519 | { | |
10520 | struct image_keyword fmt[PNG_LAST]; | |
10521 | bcopy (png_format, fmt, sizeof fmt); | |
c922a224 | 10522 | |
8f92c555 | 10523 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
6fc2811b JR |
10524 | return 0; |
10525 | ||
10526 | /* Must specify either the :data or :file keyword. */ | |
10527 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
10528 | } | |
10529 | ||
10530 | ||
10531 | /* Error and warning handlers installed when the PNG library | |
10532 | is initialized. */ | |
10533 | ||
10534 | static void | |
10535 | my_png_error (png_ptr, msg) | |
10536 | png_struct *png_ptr; | |
10537 | char *msg; | |
10538 | { | |
10539 | xassert (png_ptr != NULL); | |
10540 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
10541 | longjmp (png_ptr->jmpbuf, 1); | |
10542 | } | |
10543 | ||
10544 | ||
10545 | static void | |
10546 | my_png_warning (png_ptr, msg) | |
10547 | png_struct *png_ptr; | |
10548 | char *msg; | |
10549 | { | |
10550 | xassert (png_ptr != NULL); | |
10551 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
10552 | } | |
10553 | ||
6fc2811b JR |
10554 | /* Memory source for PNG decoding. */ |
10555 | ||
10556 | struct png_memory_storage | |
10557 | { | |
10558 | unsigned char *bytes; /* The data */ | |
10559 | size_t len; /* How big is it? */ | |
10560 | int index; /* Where are we? */ | |
10561 | }; | |
10562 | ||
10563 | ||
10564 | /* Function set as reader function when reading PNG image from memory. | |
10565 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
10566 | bytes from the input to DATA. */ | |
10567 | ||
10568 | static void | |
10569 | png_read_from_memory (png_ptr, data, length) | |
10570 | png_structp png_ptr; | |
10571 | png_bytep data; | |
10572 | png_size_t length; | |
10573 | { | |
10574 | struct png_memory_storage *tbr | |
839b1909 | 10575 | = (struct png_memory_storage *) fn_png_get_io_ptr (png_ptr); |
6fc2811b JR |
10576 | |
10577 | if (length > tbr->len - tbr->index) | |
839b1909 | 10578 | fn_png_error (png_ptr, "Read error"); |
c922a224 | 10579 | |
6fc2811b JR |
10580 | bcopy (tbr->bytes + tbr->index, data, length); |
10581 | tbr->index = tbr->index + length; | |
10582 | } | |
10583 | ||
6fc2811b JR |
10584 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
10585 | successful. */ | |
10586 | ||
10587 | static int | |
10588 | png_load (f, img) | |
10589 | struct frame *f; | |
10590 | struct image *img; | |
10591 | { | |
10592 | Lisp_Object file, specified_file; | |
10593 | Lisp_Object specified_data; | |
10594 | int x, y, i; | |
10595 | XImage *ximg, *mask_img = NULL; | |
10596 | struct gcpro gcpro1; | |
10597 | png_struct *png_ptr = NULL; | |
10598 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 10599 | FILE *volatile fp = NULL; |
6fc2811b | 10600 | png_byte sig[8]; |
54eefef1 JR |
10601 | png_byte * volatile pixels = NULL; |
10602 | png_byte ** volatile rows = NULL; | |
6fc2811b JR |
10603 | png_uint_32 width, height; |
10604 | int bit_depth, color_type, interlace_type; | |
10605 | png_byte channels; | |
10606 | png_uint_32 row_bytes; | |
10607 | int transparent_p; | |
6fc2811b JR |
10608 | double screen_gamma, image_gamma; |
10609 | int intent; | |
10610 | struct png_memory_storage tbr; /* Data to be read */ | |
10611 | ||
10612 | /* Find out what file to load. */ | |
10613 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10614 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
10615 | file = Qnil; | |
10616 | GCPRO1 (file); | |
10617 | ||
10618 | if (NILP (specified_data)) | |
10619 | { | |
10620 | file = x_find_image_file (specified_file); | |
10621 | if (!STRINGP (file)) | |
54eefef1 JR |
10622 | { |
10623 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10624 | UNGCPRO; | |
10625 | return 0; | |
10626 | } | |
6fc2811b JR |
10627 | |
10628 | /* Open the image file. */ | |
d5db4077 | 10629 | fp = fopen (SDATA (file), "rb"); |
6fc2811b | 10630 | if (!fp) |
54eefef1 JR |
10631 | { |
10632 | image_error ("Cannot open image file `%s'", file, Qnil); | |
10633 | UNGCPRO; | |
10634 | fclose (fp); | |
10635 | return 0; | |
10636 | } | |
6fc2811b JR |
10637 | |
10638 | /* Check PNG signature. */ | |
10639 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
839b1909 | 10640 | || !fn_png_check_sig (sig, sizeof sig)) |
54eefef1 JR |
10641 | { |
10642 | image_error ("Not a PNG file: `%s'", file, Qnil); | |
10643 | UNGCPRO; | |
10644 | fclose (fp); | |
10645 | return 0; | |
10646 | } | |
6fc2811b JR |
10647 | } |
10648 | else | |
10649 | { | |
10650 | /* Read from memory. */ | |
d5db4077 KR |
10651 | tbr.bytes = SDATA (specified_data); |
10652 | tbr.len = SBYTES (specified_data); | |
6fc2811b JR |
10653 | tbr.index = 0; |
10654 | ||
10655 | /* Check PNG signature. */ | |
10656 | if (tbr.len < sizeof sig | |
839b1909 | 10657 | || !fn_png_check_sig (tbr.bytes, sizeof sig)) |
6fc2811b JR |
10658 | { |
10659 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
10660 | UNGCPRO; | |
10661 | return 0; | |
10662 | } | |
10663 | ||
10664 | /* Need to skip past the signature. */ | |
10665 | tbr.bytes += sizeof (sig); | |
10666 | } | |
10667 | ||
6fc2811b | 10668 | /* Initialize read and info structs for PNG lib. */ |
839b1909 JR |
10669 | png_ptr = fn_png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, |
10670 | my_png_error, my_png_warning); | |
6fc2811b JR |
10671 | if (!png_ptr) |
10672 | { | |
10673 | if (fp) fclose (fp); | |
10674 | UNGCPRO; | |
10675 | return 0; | |
10676 | } | |
10677 | ||
839b1909 | 10678 | info_ptr = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
10679 | if (!info_ptr) |
10680 | { | |
839b1909 | 10681 | fn_png_destroy_read_struct (&png_ptr, NULL, NULL); |
6fc2811b JR |
10682 | if (fp) fclose (fp); |
10683 | UNGCPRO; | |
10684 | return 0; | |
10685 | } | |
10686 | ||
839b1909 | 10687 | end_info = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
10688 | if (!end_info) |
10689 | { | |
839b1909 | 10690 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, NULL); |
6fc2811b JR |
10691 | if (fp) fclose (fp); |
10692 | UNGCPRO; | |
10693 | return 0; | |
10694 | } | |
10695 | ||
10696 | /* Set error jump-back. We come back here when the PNG library | |
10697 | detects an error. */ | |
10698 | if (setjmp (png_ptr->jmpbuf)) | |
10699 | { | |
10700 | error: | |
10701 | if (png_ptr) | |
839b1909 | 10702 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
10703 | xfree (pixels); |
10704 | xfree (rows); | |
10705 | if (fp) fclose (fp); | |
10706 | UNGCPRO; | |
10707 | return 0; | |
10708 | } | |
10709 | ||
10710 | /* Read image info. */ | |
10711 | if (!NILP (specified_data)) | |
839b1909 | 10712 | fn_png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
6fc2811b | 10713 | else |
839b1909 | 10714 | fn_png_init_io (png_ptr, fp); |
6fc2811b | 10715 | |
839b1909 JR |
10716 | fn_png_set_sig_bytes (png_ptr, sizeof sig); |
10717 | fn_png_read_info (png_ptr, info_ptr); | |
10718 | fn_png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
10719 | &interlace_type, NULL, NULL); | |
6fc2811b | 10720 | |
c922a224 | 10721 | /* If image contains simply transparency data, we prefer to |
6fc2811b | 10722 | construct a clipping mask. */ |
839b1909 | 10723 | if (fn_png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) |
6fc2811b JR |
10724 | transparent_p = 1; |
10725 | else | |
10726 | transparent_p = 0; | |
10727 | ||
c922a224 | 10728 | /* This function is easier to write if we only have to handle |
6fc2811b JR |
10729 | one data format: RGB or RGBA with 8 bits per channel. Let's |
10730 | transform other formats into that format. */ | |
10731 | ||
10732 | /* Strip more than 8 bits per channel. */ | |
10733 | if (bit_depth == 16) | |
839b1909 | 10734 | fn_png_set_strip_16 (png_ptr); |
6fc2811b JR |
10735 | |
10736 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
10737 | if available. */ | |
839b1909 | 10738 | fn_png_set_expand (png_ptr); |
6fc2811b JR |
10739 | |
10740 | /* Convert grayscale images to RGB. */ | |
c922a224 | 10741 | if (color_type == PNG_COLOR_TYPE_GRAY |
6fc2811b | 10742 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
839b1909 | 10743 | fn_png_set_gray_to_rgb (png_ptr); |
6fc2811b | 10744 | |
54eefef1 | 10745 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
6fc2811b | 10746 | |
54eefef1 | 10747 | #if 0 /* Avoid double gamma correction for PNG images. */ |
6fc2811b | 10748 | /* Tell the PNG lib to handle gamma correction for us. */ |
6fc2811b JR |
10749 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
10750 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
54eefef1 JR |
10751 | /* The libpng documentation says this is right in this case. */ |
10752 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6fc2811b JR |
10753 | else |
10754 | #endif | |
10755 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
10756 | /* Image contains gamma information. */ | |
10757 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
10758 | else | |
54eefef1 JR |
10759 | /* Use the standard default for the image gamma. */ |
10760 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
10761 | #endif /* if 0 */ | |
6fc2811b JR |
10762 | |
10763 | /* Handle alpha channel by combining the image with a background | |
10764 | color. Do this only if a real alpha channel is supplied. For | |
10765 | simple transparency, we prefer a clipping mask. */ | |
10766 | if (!transparent_p) | |
10767 | { | |
54eefef1 | 10768 | png_color_16 *image_bg; |
a05e2bae JR |
10769 | Lisp_Object specified_bg |
10770 | = image_spec_value (img->spec, QCbackground, NULL); | |
10771 | ||
a05e2bae JR |
10772 | if (STRINGP (specified_bg)) |
10773 | /* The user specified `:background', use that. */ | |
10774 | { | |
10775 | COLORREF color; | |
d5db4077 | 10776 | if (w32_defined_color (f, SDATA (specified_bg), &color, 0)) |
a05e2bae JR |
10777 | { |
10778 | png_color_16 user_bg; | |
10779 | ||
10780 | bzero (&user_bg, sizeof user_bg); | |
54eefef1 JR |
10781 | user_bg.red = 256 * GetRValue (color); |
10782 | user_bg.green = 256 * GetGValue (color); | |
10783 | user_bg.blue = 256 * GetBValue (color); | |
6fc2811b | 10784 | |
839b1909 JR |
10785 | fn_png_set_background (png_ptr, &user_bg, |
10786 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
a05e2bae JR |
10787 | } |
10788 | } | |
839b1909 | 10789 | else if (fn_png_get_bKGD (png_ptr, info_ptr, &image_bg)) |
c922a224 | 10790 | /* Image contains a background color with which to |
6fc2811b | 10791 | combine the image. */ |
839b1909 JR |
10792 | fn_png_set_background (png_ptr, image_bg, |
10793 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
6fc2811b JR |
10794 | else |
10795 | { | |
10796 | /* Image does not contain a background color with which | |
c922a224 | 10797 | to combine the image data via an alpha channel. Use |
6fc2811b | 10798 | the frame's background instead. */ |
54eefef1 | 10799 | COLORREF color; |
6fc2811b | 10800 | png_color_16 frame_background; |
54eefef1 JR |
10801 | color = FRAME_BACKGROUND_PIXEL (f); |
10802 | #if 0 /* TODO : Colormap support. */ | |
10803 | Colormap cmap; | |
6fc2811b | 10804 | |
a05e2bae | 10805 | cmap = FRAME_X_COLORMAP (f); |
a05e2bae | 10806 | x_query_color (f, &color); |
54eefef1 | 10807 | #endif |
6fc2811b JR |
10808 | |
10809 | bzero (&frame_background, sizeof frame_background); | |
54eefef1 JR |
10810 | frame_background.red = 256 * GetRValue (color); |
10811 | frame_background.green = 256 * GetGValue (color); | |
10812 | frame_background.blue = 256 * GetBValue (color); | |
6fc2811b | 10813 | |
839b1909 JR |
10814 | fn_png_set_background (png_ptr, &frame_background, |
10815 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
6fc2811b JR |
10816 | } |
10817 | } | |
10818 | ||
10819 | /* Update info structure. */ | |
839b1909 | 10820 | fn_png_read_update_info (png_ptr, info_ptr); |
6fc2811b JR |
10821 | |
10822 | /* Get number of channels. Valid values are 1 for grayscale images | |
10823 | and images with a palette, 2 for grayscale images with transparency | |
10824 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
10825 | images with alpha channel, i.e. RGBA. If conversions above were | |
10826 | sufficient we should only have 3 or 4 channels here. */ | |
839b1909 | 10827 | channels = fn_png_get_channels (png_ptr, info_ptr); |
6fc2811b JR |
10828 | xassert (channels == 3 || channels == 4); |
10829 | ||
10830 | /* Number of bytes needed for one row of the image. */ | |
839b1909 | 10831 | row_bytes = fn_png_get_rowbytes (png_ptr, info_ptr); |
6fc2811b JR |
10832 | |
10833 | /* Allocate memory for the image. */ | |
10834 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
10835 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
10836 | for (i = 0; i < height; ++i) | |
10837 | rows[i] = pixels + i * row_bytes; | |
10838 | ||
10839 | /* Read the entire image. */ | |
839b1909 JR |
10840 | fn_png_read_image (png_ptr, rows); |
10841 | fn_png_read_end (png_ptr, info_ptr); | |
6fc2811b JR |
10842 | if (fp) |
10843 | { | |
10844 | fclose (fp); | |
10845 | fp = NULL; | |
10846 | } | |
c922a224 | 10847 | |
6fc2811b JR |
10848 | /* Create the X image and pixmap. */ |
10849 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
10850 | &img->pixmap)) | |
a05e2bae | 10851 | goto error; |
c922a224 | 10852 | |
6fc2811b JR |
10853 | /* Create an image and pixmap serving as mask if the PNG image |
10854 | contains an alpha channel. */ | |
10855 | if (channels == 4 | |
10856 | && !transparent_p | |
10857 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
10858 | &mask_img, &img->mask)) | |
10859 | { | |
10860 | x_destroy_x_image (ximg); | |
54eefef1 | 10861 | DeleteObject (img->pixmap); |
6fc2811b | 10862 | img->pixmap = 0; |
6fc2811b JR |
10863 | goto error; |
10864 | } | |
6fc2811b | 10865 | /* Fill the X image and mask from PNG data. */ |
54eefef1 | 10866 | #if 0 /* TODO: Color tables. */ |
6fc2811b | 10867 | init_color_table (); |
54eefef1 | 10868 | #endif |
6fc2811b JR |
10869 | |
10870 | for (y = 0; y < height; ++y) | |
10871 | { | |
10872 | png_byte *p = rows[y]; | |
10873 | ||
10874 | for (x = 0; x < width; ++x) | |
10875 | { | |
10876 | unsigned r, g, b; | |
10877 | ||
54eefef1 JR |
10878 | r = *p++; |
10879 | g = *p++; | |
10880 | b = *p++; | |
10881 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 10882 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); |
54eefef1 JR |
10883 | #else |
10884 | XPutPixel (ximg, x, y, PALETTERGB (r, g, b)); | |
10885 | #endif | |
6fc2811b | 10886 | /* An alpha channel, aka mask channel, associates variable |
c922a224 JB |
10887 | transparency with an image. Where other image formats |
10888 | support binary transparency---fully transparent or fully | |
6fc2811b JR |
10889 | opaque---PNG allows up to 254 levels of partial transparency. |
10890 | The PNG library implements partial transparency by combining | |
10891 | the image with a specified background color. | |
10892 | ||
10893 | I'm not sure how to handle this here nicely: because the | |
10894 | background on which the image is displayed may change, for | |
c922a224 JB |
10895 | real alpha channel support, it would be necessary to create |
10896 | a new image for each possible background. | |
6fc2811b JR |
10897 | |
10898 | What I'm doing now is that a mask is created if we have | |
10899 | boolean transparency information. Otherwise I'm using | |
10900 | the frame's background color to combine the image with. */ | |
10901 | ||
10902 | if (channels == 4) | |
10903 | { | |
10904 | if (mask_img) | |
10905 | XPutPixel (mask_img, x, y, *p > 0); | |
10906 | ++p; | |
10907 | } | |
10908 | } | |
10909 | } | |
10910 | ||
a05e2bae JR |
10911 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
10912 | /* Set IMG's background color from the PNG image, unless the user | |
10913 | overrode it. */ | |
10914 | { | |
10915 | png_color_16 *bg; | |
839b1909 | 10916 | if (fn_png_get_bKGD (png_ptr, info_ptr, &bg)) |
a05e2bae | 10917 | { |
54eefef1 | 10918 | #if 0 /* TODO: Color tables. */ |
a05e2bae | 10919 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
54eefef1 JR |
10920 | #else |
10921 | img->background = PALETTERGB (bg->red / 256, bg->green / 256, | |
10922 | bg->blue / 256); | |
10923 | #endif | |
a05e2bae JR |
10924 | img->background_valid = 1; |
10925 | } | |
10926 | } | |
10927 | ||
54eefef1 | 10928 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
10929 | /* Remember colors allocated for this image. */ |
10930 | img->colors = colors_in_color_table (&img->ncolors); | |
10931 | free_color_table (); | |
54eefef1 | 10932 | #endif |
6fc2811b JR |
10933 | |
10934 | /* Clean up. */ | |
839b1909 | 10935 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
10936 | xfree (rows); |
10937 | xfree (pixels); | |
10938 | ||
10939 | img->width = width; | |
10940 | img->height = height; | |
10941 | ||
a05e2bae JR |
10942 | /* Maybe fill in the background field while we have ximg handy. */ |
10943 | IMAGE_BACKGROUND (img, f, ximg); | |
10944 | ||
6fc2811b JR |
10945 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
10946 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10947 | x_destroy_x_image (ximg); | |
10948 | ||
10949 | /* Same for the mask. */ | |
10950 | if (mask_img) | |
10951 | { | |
a05e2bae JR |
10952 | /* Fill in the background_transparent field while we have the mask |
10953 | handy. */ | |
10954 | image_background_transparent (img, f, mask_img); | |
10955 | ||
6fc2811b JR |
10956 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
10957 | x_destroy_x_image (mask_img); | |
10958 | } | |
10959 | ||
6fc2811b JR |
10960 | UNGCPRO; |
10961 | return 1; | |
10962 | } | |
10963 | ||
10964 | #endif /* HAVE_PNG != 0 */ | |
10965 | ||
10966 | ||
10967 | \f | |
10968 | /*********************************************************************** | |
10969 | JPEG | |
10970 | ***********************************************************************/ | |
10971 | ||
10972 | #if HAVE_JPEG | |
10973 | ||
10974 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
10975 | jconfig.h. */ | |
10976 | #ifdef HAVE_STDLIB_H | |
10977 | #define HAVE_STDLIB_H_1 | |
10978 | #undef HAVE_STDLIB_H | |
10979 | #endif /* HAVE_STLIB_H */ | |
10980 | ||
10981 | #include <jpeglib.h> | |
10982 | #include <jerror.h> | |
10983 | #include <setjmp.h> | |
10984 | ||
10985 | #ifdef HAVE_STLIB_H_1 | |
10986 | #define HAVE_STDLIB_H 1 | |
10987 | #endif | |
10988 | ||
10989 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
10990 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
10991 | ||
10992 | /* The symbol `jpeg' identifying images of this type. */ | |
10993 | ||
10994 | Lisp_Object Qjpeg; | |
10995 | ||
10996 | /* Indices of image specification fields in gs_format, below. */ | |
10997 | ||
10998 | enum jpeg_keyword_index | |
10999 | { | |
11000 | JPEG_TYPE, | |
11001 | JPEG_DATA, | |
11002 | JPEG_FILE, | |
11003 | JPEG_ASCENT, | |
11004 | JPEG_MARGIN, | |
11005 | JPEG_RELIEF, | |
11006 | JPEG_ALGORITHM, | |
11007 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
11008 | JPEG_MASK, |
11009 | JPEG_BACKGROUND, | |
6fc2811b JR |
11010 | JPEG_LAST |
11011 | }; | |
11012 | ||
11013 | /* Vector of image_keyword structures describing the format | |
11014 | of valid user-defined image specifications. */ | |
11015 | ||
11016 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
11017 | { | |
11018 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11019 | {":data", IMAGE_STRING_VALUE, 0}, | |
11020 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11021 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11022 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11023 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11024 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11025 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11026 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11027 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11028 | }; |
11029 | ||
11030 | /* Structure describing the image type `jpeg'. */ | |
11031 | ||
11032 | static struct image_type jpeg_type = | |
11033 | { | |
11034 | &Qjpeg, | |
11035 | jpeg_image_p, | |
11036 | jpeg_load, | |
11037 | x_clear_image, | |
11038 | NULL | |
11039 | }; | |
11040 | ||
11041 | ||
afc390dc JR |
11042 | /* JPEG library details. */ |
11043 | DEF_IMGLIB_FN (jpeg_CreateDecompress); | |
11044 | DEF_IMGLIB_FN (jpeg_start_decompress); | |
11045 | DEF_IMGLIB_FN (jpeg_finish_decompress); | |
11046 | DEF_IMGLIB_FN (jpeg_destroy_decompress); | |
11047 | DEF_IMGLIB_FN (jpeg_read_header); | |
11048 | DEF_IMGLIB_FN (jpeg_read_scanlines); | |
11049 | DEF_IMGLIB_FN (jpeg_stdio_src); | |
11050 | DEF_IMGLIB_FN (jpeg_std_error); | |
11051 | DEF_IMGLIB_FN (jpeg_resync_to_restart); | |
11052 | ||
11053 | static int | |
11054 | init_jpeg_functions (library) | |
11055 | HMODULE library; | |
11056 | { | |
11057 | LOAD_IMGLIB_FN (library, jpeg_finish_decompress); | |
11058 | LOAD_IMGLIB_FN (library, jpeg_read_scanlines); | |
11059 | LOAD_IMGLIB_FN (library, jpeg_start_decompress); | |
11060 | LOAD_IMGLIB_FN (library, jpeg_read_header); | |
11061 | LOAD_IMGLIB_FN (library, jpeg_stdio_src); | |
11062 | LOAD_IMGLIB_FN (library, jpeg_CreateDecompress); | |
11063 | LOAD_IMGLIB_FN (library, jpeg_destroy_decompress); | |
11064 | LOAD_IMGLIB_FN (library, jpeg_std_error); | |
11065 | LOAD_IMGLIB_FN (library, jpeg_resync_to_restart); | |
11066 | return 1; | |
11067 | } | |
11068 | ||
11069 | /* Wrapper since we can't directly assign the function pointer | |
11070 | to another function pointer that was declared more completely easily. */ | |
11071 | static boolean | |
11072 | jpeg_resync_to_restart_wrapper(cinfo, desired) | |
11073 | j_decompress_ptr cinfo; | |
11074 | int desired; | |
11075 | { | |
11076 | return fn_jpeg_resync_to_restart (cinfo, desired); | |
11077 | } | |
11078 | ||
11079 | ||
6fc2811b JR |
11080 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ |
11081 | ||
11082 | static int | |
11083 | jpeg_image_p (object) | |
11084 | Lisp_Object object; | |
11085 | { | |
11086 | struct image_keyword fmt[JPEG_LAST]; | |
c922a224 | 11087 | |
6fc2811b | 11088 | bcopy (jpeg_format, fmt, sizeof fmt); |
c922a224 | 11089 | |
8f92c555 | 11090 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
6fc2811b JR |
11091 | return 0; |
11092 | ||
11093 | /* Must specify either the :data or :file keyword. */ | |
11094 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
11095 | } | |
11096 | ||
11097 | ||
11098 | struct my_jpeg_error_mgr | |
11099 | { | |
11100 | struct jpeg_error_mgr pub; | |
11101 | jmp_buf setjmp_buffer; | |
11102 | }; | |
11103 | ||
afc390dc | 11104 | |
6fc2811b JR |
11105 | static void |
11106 | my_error_exit (cinfo) | |
11107 | j_common_ptr cinfo; | |
11108 | { | |
11109 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
11110 | longjmp (mgr->setjmp_buffer, 1); | |
11111 | } | |
11112 | ||
afc390dc | 11113 | |
6fc2811b JR |
11114 | /* Init source method for JPEG data source manager. Called by |
11115 | jpeg_read_header() before any data is actually read. See | |
11116 | libjpeg.doc from the JPEG lib distribution. */ | |
11117 | ||
11118 | static void | |
11119 | our_init_source (cinfo) | |
11120 | j_decompress_ptr cinfo; | |
11121 | { | |
11122 | } | |
11123 | ||
11124 | ||
11125 | /* Fill input buffer method for JPEG data source manager. Called | |
11126 | whenever more data is needed. We read the whole image in one step, | |
11127 | so this only adds a fake end of input marker at the end. */ | |
11128 | ||
11129 | static boolean | |
11130 | our_fill_input_buffer (cinfo) | |
11131 | j_decompress_ptr cinfo; | |
11132 | { | |
11133 | /* Insert a fake EOI marker. */ | |
11134 | struct jpeg_source_mgr *src = cinfo->src; | |
11135 | static JOCTET buffer[2]; | |
11136 | ||
11137 | buffer[0] = (JOCTET) 0xFF; | |
11138 | buffer[1] = (JOCTET) JPEG_EOI; | |
11139 | ||
11140 | src->next_input_byte = buffer; | |
11141 | src->bytes_in_buffer = 2; | |
11142 | return TRUE; | |
11143 | } | |
11144 | ||
11145 | ||
11146 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
11147 | is the JPEG data source manager. */ | |
11148 | ||
11149 | static void | |
11150 | our_skip_input_data (cinfo, num_bytes) | |
11151 | j_decompress_ptr cinfo; | |
11152 | long num_bytes; | |
11153 | { | |
11154 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
11155 | ||
11156 | if (src) | |
11157 | { | |
11158 | if (num_bytes > src->bytes_in_buffer) | |
11159 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
c922a224 | 11160 | |
6fc2811b JR |
11161 | src->bytes_in_buffer -= num_bytes; |
11162 | src->next_input_byte += num_bytes; | |
11163 | } | |
11164 | } | |
11165 | ||
11166 | ||
11167 | /* Method to terminate data source. Called by | |
11168 | jpeg_finish_decompress() after all data has been processed. */ | |
11169 | ||
11170 | static void | |
11171 | our_term_source (cinfo) | |
11172 | j_decompress_ptr cinfo; | |
11173 | { | |
11174 | } | |
11175 | ||
11176 | ||
11177 | /* Set up the JPEG lib for reading an image from DATA which contains | |
11178 | LEN bytes. CINFO is the decompression info structure created for | |
11179 | reading the image. */ | |
11180 | ||
11181 | static void | |
11182 | jpeg_memory_src (cinfo, data, len) | |
11183 | j_decompress_ptr cinfo; | |
11184 | JOCTET *data; | |
11185 | unsigned int len; | |
11186 | { | |
11187 | struct jpeg_source_mgr *src; | |
11188 | ||
11189 | if (cinfo->src == NULL) | |
11190 | { | |
11191 | /* First time for this JPEG object? */ | |
11192 | cinfo->src = (struct jpeg_source_mgr *) | |
11193 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
11194 | sizeof (struct jpeg_source_mgr)); | |
11195 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11196 | src->next_input_byte = data; | |
11197 | } | |
c922a224 | 11198 | |
6fc2811b JR |
11199 | src = (struct jpeg_source_mgr *) cinfo->src; |
11200 | src->init_source = our_init_source; | |
11201 | src->fill_input_buffer = our_fill_input_buffer; | |
11202 | src->skip_input_data = our_skip_input_data; | |
afc390dc | 11203 | src->resync_to_restart = jpeg_resync_to_restart_wrapper; /* Use default method. */ |
6fc2811b JR |
11204 | src->term_source = our_term_source; |
11205 | src->bytes_in_buffer = len; | |
11206 | src->next_input_byte = data; | |
11207 | } | |
11208 | ||
11209 | ||
11210 | /* Load image IMG for use on frame F. Patterned after example.c | |
11211 | from the JPEG lib. */ | |
11212 | ||
c922a224 | 11213 | static int |
6fc2811b JR |
11214 | jpeg_load (f, img) |
11215 | struct frame *f; | |
11216 | struct image *img; | |
11217 | { | |
11218 | struct jpeg_decompress_struct cinfo; | |
11219 | struct my_jpeg_error_mgr mgr; | |
11220 | Lisp_Object file, specified_file; | |
11221 | Lisp_Object specified_data; | |
a05e2bae | 11222 | FILE * volatile fp = NULL; |
6fc2811b JR |
11223 | JSAMPARRAY buffer; |
11224 | int row_stride, x, y; | |
11225 | XImage *ximg = NULL; | |
11226 | int rc; | |
11227 | unsigned long *colors; | |
11228 | int width, height; | |
11229 | struct gcpro gcpro1; | |
11230 | ||
11231 | /* Open the JPEG file. */ | |
11232 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11233 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11234 | file = Qnil; | |
11235 | GCPRO1 (file); | |
11236 | ||
6fc2811b JR |
11237 | if (NILP (specified_data)) |
11238 | { | |
11239 | file = x_find_image_file (specified_file); | |
11240 | if (!STRINGP (file)) | |
afc390dc JR |
11241 | { |
11242 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11243 | UNGCPRO; | |
11244 | return 0; | |
11245 | } | |
c922a224 | 11246 | |
c45bb3b2 | 11247 | fp = fopen (SDATA (file), "rb"); |
6fc2811b | 11248 | if (fp == NULL) |
afc390dc JR |
11249 | { |
11250 | image_error ("Cannot open `%s'", file, Qnil); | |
11251 | UNGCPRO; | |
11252 | return 0; | |
11253 | } | |
6fc2811b | 11254 | } |
7d0393cf | 11255 | |
6fc2811b | 11256 | /* Customize libjpeg's error handling to call my_error_exit when an |
afc390dc JR |
11257 | error is detected. This function will perform a longjmp. */ |
11258 | cinfo.err = fn_jpeg_std_error (&mgr.pub); | |
a05e2bae | 11259 | mgr.pub.error_exit = my_error_exit; |
c922a224 | 11260 | |
6fc2811b JR |
11261 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
11262 | { | |
11263 | if (rc == 1) | |
11264 | { | |
11265 | /* Called from my_error_exit. Display a JPEG error. */ | |
11266 | char buffer[JMSG_LENGTH_MAX]; | |
11267 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
11268 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
11269 | build_string (buffer)); | |
11270 | } | |
c922a224 | 11271 | |
6fc2811b JR |
11272 | /* Close the input file and destroy the JPEG object. */ |
11273 | if (fp) | |
afc390dc JR |
11274 | fclose ((FILE *) fp); |
11275 | fn_jpeg_destroy_decompress (&cinfo); | |
7d0393cf | 11276 | |
6fc2811b JR |
11277 | /* If we already have an XImage, free that. */ |
11278 | x_destroy_x_image (ximg); | |
11279 | ||
11280 | /* Free pixmap and colors. */ | |
11281 | x_clear_image (f, img); | |
c922a224 | 11282 | |
6fc2811b JR |
11283 | UNGCPRO; |
11284 | return 0; | |
11285 | } | |
11286 | ||
11287 | /* Create the JPEG decompression object. Let it read from fp. | |
afc390dc JR |
11288 | Read the JPEG image header. */ |
11289 | fn_jpeg_CreateDecompress (&cinfo, JPEG_LIB_VERSION, sizeof (cinfo)); | |
6fc2811b JR |
11290 | |
11291 | if (NILP (specified_data)) | |
afc390dc | 11292 | fn_jpeg_stdio_src (&cinfo, (FILE *) fp); |
6fc2811b | 11293 | else |
d5db4077 KR |
11294 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
11295 | SBYTES (specified_data)); | |
6fc2811b | 11296 | |
afc390dc | 11297 | fn_jpeg_read_header (&cinfo, TRUE); |
6fc2811b JR |
11298 | |
11299 | /* Customize decompression so that color quantization will be used. | |
afc390dc | 11300 | Start decompression. */ |
6fc2811b | 11301 | cinfo.quantize_colors = TRUE; |
afc390dc | 11302 | fn_jpeg_start_decompress (&cinfo); |
6fc2811b JR |
11303 | width = img->width = cinfo.output_width; |
11304 | height = img->height = cinfo.output_height; | |
11305 | ||
6fc2811b | 11306 | /* Create X image and pixmap. */ |
afc390dc | 11307 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
a05e2bae | 11308 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
11309 | |
11310 | /* Allocate colors. When color quantization is used, | |
11311 | cinfo.actual_number_of_colors has been set with the number of | |
11312 | colors generated, and cinfo.colormap is a two-dimensional array | |
11313 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
11314 | No more than 255 colors will be generated. */ | |
11315 | { | |
11316 | int i, ir, ig, ib; | |
11317 | ||
11318 | if (cinfo.out_color_components > 2) | |
11319 | ir = 0, ig = 1, ib = 2; | |
11320 | else if (cinfo.out_color_components > 1) | |
11321 | ir = 0, ig = 1, ib = 0; | |
11322 | else | |
11323 | ir = 0, ig = 0, ib = 0; | |
11324 | ||
afc390dc | 11325 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
11326 | /* Use the color table mechanism because it handles colors that |
11327 | cannot be allocated nicely. Such colors will be replaced with | |
11328 | a default color, and we don't have to care about which colors | |
11329 | can be freed safely, and which can't. */ | |
11330 | init_color_table (); | |
afc390dc | 11331 | #endif |
6fc2811b JR |
11332 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors |
11333 | * sizeof *colors); | |
c922a224 | 11334 | |
6fc2811b JR |
11335 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
11336 | { | |
afc390dc JR |
11337 | int r = cinfo.colormap[ir][i]; |
11338 | int g = cinfo.colormap[ig][i]; | |
11339 | int b = cinfo.colormap[ib][i]; | |
11340 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 11341 | colors[i] = lookup_rgb_color (f, r, g, b); |
afc390dc JR |
11342 | #else |
11343 | colors[i] = PALETTERGB (r, g, b); | |
11344 | #endif | |
6fc2811b JR |
11345 | } |
11346 | ||
afc390dc | 11347 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
11348 | /* Remember those colors actually allocated. */ |
11349 | img->colors = colors_in_color_table (&img->ncolors); | |
11350 | free_color_table (); | |
afc390dc | 11351 | #endif |
6fc2811b JR |
11352 | } |
11353 | ||
11354 | /* Read pixels. */ | |
11355 | row_stride = width * cinfo.output_components; | |
11356 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
11357 | row_stride, 1); | |
11358 | for (y = 0; y < height; ++y) | |
11359 | { | |
afc390dc | 11360 | fn_jpeg_read_scanlines (&cinfo, buffer, 1); |
6fc2811b JR |
11361 | for (x = 0; x < cinfo.output_width; ++x) |
11362 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
11363 | } | |
11364 | ||
11365 | /* Clean up. */ | |
afc390dc JR |
11366 | fn_jpeg_finish_decompress (&cinfo); |
11367 | fn_jpeg_destroy_decompress (&cinfo); | |
6fc2811b | 11368 | if (fp) |
afc390dc | 11369 | fclose ((FILE *) fp); |
7d0393cf | 11370 | |
a05e2bae JR |
11371 | /* Maybe fill in the background field while we have ximg handy. */ |
11372 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11373 | IMAGE_BACKGROUND (img, f, ximg); | |
c922a224 | 11374 | |
6fc2811b JR |
11375 | /* Put the image into the pixmap. */ |
11376 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11377 | x_destroy_x_image (ximg); | |
6fc2811b JR |
11378 | UNGCPRO; |
11379 | return 1; | |
11380 | } | |
11381 | ||
11382 | #endif /* HAVE_JPEG */ | |
11383 | ||
11384 | ||
11385 | \f | |
11386 | /*********************************************************************** | |
11387 | TIFF | |
11388 | ***********************************************************************/ | |
11389 | ||
11390 | #if HAVE_TIFF | |
11391 | ||
11392 | #include <tiffio.h> | |
11393 | ||
11394 | static int tiff_image_p P_ ((Lisp_Object object)); | |
11395 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
11396 | ||
11397 | /* The symbol `tiff' identifying images of this type. */ | |
11398 | ||
11399 | Lisp_Object Qtiff; | |
11400 | ||
11401 | /* Indices of image specification fields in tiff_format, below. */ | |
11402 | ||
11403 | enum tiff_keyword_index | |
11404 | { | |
11405 | TIFF_TYPE, | |
11406 | TIFF_DATA, | |
11407 | TIFF_FILE, | |
11408 | TIFF_ASCENT, | |
11409 | TIFF_MARGIN, | |
11410 | TIFF_RELIEF, | |
11411 | TIFF_ALGORITHM, | |
11412 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
11413 | TIFF_MASK, |
11414 | TIFF_BACKGROUND, | |
6fc2811b JR |
11415 | TIFF_LAST |
11416 | }; | |
11417 | ||
11418 | /* Vector of image_keyword structures describing the format | |
11419 | of valid user-defined image specifications. */ | |
11420 | ||
11421 | static struct image_keyword tiff_format[TIFF_LAST] = | |
11422 | { | |
11423 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11424 | {":data", IMAGE_STRING_VALUE, 0}, | |
11425 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11426 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11427 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11428 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11429 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11430 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11431 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11432 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11433 | }; |
11434 | ||
11435 | /* Structure describing the image type `tiff'. */ | |
11436 | ||
11437 | static struct image_type tiff_type = | |
11438 | { | |
11439 | &Qtiff, | |
11440 | tiff_image_p, | |
11441 | tiff_load, | |
11442 | x_clear_image, | |
11443 | NULL | |
11444 | }; | |
11445 | ||
12b918b2 JB |
11446 | /* TIFF library details. */ |
11447 | DEF_IMGLIB_FN (TIFFSetErrorHandler); | |
11448 | DEF_IMGLIB_FN (TIFFSetWarningHandler); | |
11449 | DEF_IMGLIB_FN (TIFFOpen); | |
11450 | DEF_IMGLIB_FN (TIFFClientOpen); | |
11451 | DEF_IMGLIB_FN (TIFFGetField); | |
11452 | DEF_IMGLIB_FN (TIFFReadRGBAImage); | |
11453 | DEF_IMGLIB_FN (TIFFClose); | |
11454 | ||
11455 | static int | |
11456 | init_tiff_functions (library) | |
11457 | HMODULE library; | |
11458 | { | |
11459 | LOAD_IMGLIB_FN (library, TIFFSetErrorHandler); | |
11460 | LOAD_IMGLIB_FN (library, TIFFSetWarningHandler); | |
11461 | LOAD_IMGLIB_FN (library, TIFFOpen); | |
11462 | LOAD_IMGLIB_FN (library, TIFFClientOpen); | |
11463 | LOAD_IMGLIB_FN (library, TIFFGetField); | |
11464 | LOAD_IMGLIB_FN (library, TIFFReadRGBAImage); | |
11465 | LOAD_IMGLIB_FN (library, TIFFClose); | |
11466 | return 1; | |
11467 | } | |
6fc2811b JR |
11468 | |
11469 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
11470 | ||
11471 | static int | |
11472 | tiff_image_p (object) | |
11473 | Lisp_Object object; | |
11474 | { | |
11475 | struct image_keyword fmt[TIFF_LAST]; | |
11476 | bcopy (tiff_format, fmt, sizeof fmt); | |
7d0393cf | 11477 | |
8f92c555 | 11478 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
6fc2811b | 11479 | return 0; |
7d0393cf | 11480 | |
6fc2811b JR |
11481 | /* Must specify either the :data or :file keyword. */ |
11482 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
11483 | } | |
11484 | ||
11485 | ||
11486 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
11487 | memory source, but we have to provide a lot of extra functions. | |
11488 | Blah. | |
11489 | ||
11490 | We really only need to implement read and seek, but I am not | |
11491 | convinced that the TIFF library is smart enough not to destroy | |
11492 | itself if we only hand it the function pointers we need to | |
11493 | override. */ | |
11494 | ||
11495 | typedef struct | |
11496 | { | |
11497 | unsigned char *bytes; | |
11498 | size_t len; | |
11499 | int index; | |
11500 | } | |
11501 | tiff_memory_source; | |
11502 | ||
11503 | static size_t | |
11504 | tiff_read_from_memory (data, buf, size) | |
11505 | thandle_t data; | |
11506 | tdata_t buf; | |
11507 | tsize_t size; | |
11508 | { | |
11509 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11510 | ||
11511 | if (size > src->len - src->index) | |
11512 | return (size_t) -1; | |
11513 | bcopy (src->bytes + src->index, buf, size); | |
11514 | src->index += size; | |
11515 | return size; | |
11516 | } | |
11517 | ||
11518 | static size_t | |
11519 | tiff_write_from_memory (data, buf, size) | |
11520 | thandle_t data; | |
11521 | tdata_t buf; | |
11522 | tsize_t size; | |
11523 | { | |
11524 | return (size_t) -1; | |
11525 | } | |
11526 | ||
11527 | static toff_t | |
11528 | tiff_seek_in_memory (data, off, whence) | |
11529 | thandle_t data; | |
11530 | toff_t off; | |
11531 | int whence; | |
11532 | { | |
11533 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11534 | int idx; | |
11535 | ||
11536 | switch (whence) | |
11537 | { | |
11538 | case SEEK_SET: /* Go from beginning of source. */ | |
11539 | idx = off; | |
11540 | break; | |
7d0393cf | 11541 | |
6fc2811b JR |
11542 | case SEEK_END: /* Go from end of source. */ |
11543 | idx = src->len + off; | |
11544 | break; | |
7d0393cf | 11545 | |
6fc2811b JR |
11546 | case SEEK_CUR: /* Go from current position. */ |
11547 | idx = src->index + off; | |
11548 | break; | |
7d0393cf | 11549 | |
6fc2811b JR |
11550 | default: /* Invalid `whence'. */ |
11551 | return -1; | |
11552 | } | |
7d0393cf | 11553 | |
6fc2811b JR |
11554 | if (idx > src->len || idx < 0) |
11555 | return -1; | |
7d0393cf | 11556 | |
6fc2811b JR |
11557 | src->index = idx; |
11558 | return src->index; | |
11559 | } | |
11560 | ||
11561 | static int | |
11562 | tiff_close_memory (data) | |
11563 | thandle_t data; | |
11564 | { | |
11565 | /* NOOP */ | |
11566 | return 0; | |
11567 | } | |
11568 | ||
11569 | static int | |
11570 | tiff_mmap_memory (data, pbase, psize) | |
11571 | thandle_t data; | |
11572 | tdata_t *pbase; | |
11573 | toff_t *psize; | |
11574 | { | |
11575 | /* It is already _IN_ memory. */ | |
11576 | return 0; | |
11577 | } | |
11578 | ||
11579 | static void | |
11580 | tiff_unmap_memory (data, base, size) | |
11581 | thandle_t data; | |
11582 | tdata_t base; | |
11583 | toff_t size; | |
11584 | { | |
11585 | /* We don't need to do this. */ | |
11586 | } | |
11587 | ||
11588 | static toff_t | |
11589 | tiff_size_of_memory (data) | |
11590 | thandle_t data; | |
11591 | { | |
11592 | return ((tiff_memory_source *) data)->len; | |
11593 | } | |
11594 | ||
3cf3436e JR |
11595 | |
11596 | static void | |
11597 | tiff_error_handler (title, format, ap) | |
11598 | const char *title, *format; | |
11599 | va_list ap; | |
11600 | { | |
11601 | char buf[512]; | |
11602 | int len; | |
7d0393cf | 11603 | |
3cf3436e JR |
11604 | len = sprintf (buf, "TIFF error: %s ", title); |
11605 | vsprintf (buf + len, format, ap); | |
11606 | add_to_log (buf, Qnil, Qnil); | |
11607 | } | |
11608 | ||
11609 | ||
11610 | static void | |
11611 | tiff_warning_handler (title, format, ap) | |
11612 | const char *title, *format; | |
11613 | va_list ap; | |
11614 | { | |
11615 | char buf[512]; | |
11616 | int len; | |
7d0393cf | 11617 | |
3cf3436e JR |
11618 | len = sprintf (buf, "TIFF warning: %s ", title); |
11619 | vsprintf (buf + len, format, ap); | |
11620 | add_to_log (buf, Qnil, Qnil); | |
11621 | } | |
11622 | ||
11623 | ||
6fc2811b JR |
11624 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
11625 | successful. */ | |
11626 | ||
11627 | static int | |
11628 | tiff_load (f, img) | |
11629 | struct frame *f; | |
11630 | struct image *img; | |
11631 | { | |
11632 | Lisp_Object file, specified_file; | |
11633 | Lisp_Object specified_data; | |
11634 | TIFF *tiff; | |
11635 | int width, height, x, y; | |
11636 | uint32 *buf; | |
11637 | int rc; | |
11638 | XImage *ximg; | |
11639 | struct gcpro gcpro1; | |
11640 | tiff_memory_source memsrc; | |
11641 | ||
11642 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11643 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11644 | file = Qnil; | |
11645 | GCPRO1 (file); | |
11646 | ||
12b918b2 JB |
11647 | fn_TIFFSetErrorHandler (tiff_error_handler); |
11648 | fn_TIFFSetWarningHandler (tiff_warning_handler); | |
3cf3436e | 11649 | |
6fc2811b JR |
11650 | if (NILP (specified_data)) |
11651 | { | |
11652 | /* Read from a file */ | |
11653 | file = x_find_image_file (specified_file); | |
11654 | if (!STRINGP (file)) | |
3cf3436e JR |
11655 | { |
11656 | image_error ("Cannot find image file `%s'", file, Qnil); | |
11657 | UNGCPRO; | |
11658 | return 0; | |
11659 | } | |
7d0393cf | 11660 | |
6fc2811b | 11661 | /* Try to open the image file. */ |
12b918b2 | 11662 | tiff = fn_TIFFOpen (SDATA (file), "r"); |
6fc2811b | 11663 | if (tiff == NULL) |
3cf3436e JR |
11664 | { |
11665 | image_error ("Cannot open `%s'", file, Qnil); | |
11666 | UNGCPRO; | |
11667 | return 0; | |
11668 | } | |
6fc2811b JR |
11669 | } |
11670 | else | |
11671 | { | |
11672 | /* Memory source! */ | |
d5db4077 KR |
11673 | memsrc.bytes = SDATA (specified_data); |
11674 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
11675 | memsrc.index = 0; |
11676 | ||
12b918b2 JB |
11677 | tiff = fn_TIFFClientOpen ("memory_source", "r", &memsrc, |
11678 | (TIFFReadWriteProc) tiff_read_from_memory, | |
11679 | (TIFFReadWriteProc) tiff_write_from_memory, | |
11680 | tiff_seek_in_memory, | |
11681 | tiff_close_memory, | |
11682 | tiff_size_of_memory, | |
11683 | tiff_mmap_memory, | |
11684 | tiff_unmap_memory); | |
6fc2811b JR |
11685 | |
11686 | if (!tiff) | |
11687 | { | |
11688 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
11689 | UNGCPRO; | |
11690 | return 0; | |
11691 | } | |
11692 | } | |
11693 | ||
11694 | /* Get width and height of the image, and allocate a raster buffer | |
11695 | of width x height 32-bit values. */ | |
12b918b2 JB |
11696 | fn_TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); |
11697 | fn_TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
6fc2811b | 11698 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); |
7d0393cf | 11699 | |
12b918b2 JB |
11700 | rc = fn_TIFFReadRGBAImage (tiff, width, height, buf, 0); |
11701 | fn_TIFFClose (tiff); | |
6fc2811b JR |
11702 | if (!rc) |
11703 | { | |
11704 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
11705 | xfree (buf); | |
11706 | UNGCPRO; | |
11707 | return 0; | |
11708 | } | |
11709 | ||
6fc2811b JR |
11710 | /* Create the X image and pixmap. */ |
11711 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
11712 | { | |
6fc2811b JR |
11713 | xfree (buf); |
11714 | UNGCPRO; | |
11715 | return 0; | |
11716 | } | |
11717 | ||
12b918b2 | 11718 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
11719 | /* Initialize the color table. */ |
11720 | init_color_table (); | |
12b918b2 | 11721 | #endif |
6fc2811b JR |
11722 | |
11723 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
11724 | for (y = 0; y < height; ++y) | |
11725 | { | |
11726 | uint32 *row = buf + y * width; | |
7d0393cf | 11727 | |
6fc2811b JR |
11728 | for (x = 0; x < width; ++x) |
11729 | { | |
11730 | uint32 abgr = row[x]; | |
12b918b2 JB |
11731 | int r = TIFFGetR (abgr); |
11732 | int g = TIFFGetG (abgr); | |
11733 | int b = TIFFGetB (abgr); | |
11734 | #if 0 /* TODO: Color tables. */ | |
7d0393cf | 11735 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
12b918b2 JB |
11736 | #else |
11737 | XPutPixel (ximg, x, height - 1 - y, PALETTERGB (r, g, b)); | |
11738 | #endif | |
6fc2811b JR |
11739 | } |
11740 | } | |
11741 | ||
12b918b2 | 11742 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
11743 | /* Remember the colors allocated for the image. Free the color table. */ |
11744 | img->colors = colors_in_color_table (&img->ncolors); | |
11745 | free_color_table (); | |
12b918b2 | 11746 | #endif |
6fc2811b | 11747 | |
a05e2bae JR |
11748 | img->width = width; |
11749 | img->height = height; | |
11750 | ||
11751 | /* Maybe fill in the background field while we have ximg handy. */ | |
11752 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11753 | IMAGE_BACKGROUND (img, f, ximg); | |
11754 | ||
6fc2811b JR |
11755 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
11756 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11757 | x_destroy_x_image (ximg); | |
11758 | xfree (buf); | |
6fc2811b JR |
11759 | |
11760 | UNGCPRO; | |
11761 | return 1; | |
11762 | } | |
11763 | ||
11764 | #endif /* HAVE_TIFF != 0 */ | |
11765 | ||
11766 | ||
11767 | \f | |
11768 | /*********************************************************************** | |
11769 | GIF | |
11770 | ***********************************************************************/ | |
11771 | ||
11772 | #if HAVE_GIF | |
11773 | ||
1ffb278b | 11774 | #define DrawText gif_DrawText |
6fc2811b | 11775 | #include <gif_lib.h> |
1ffb278b | 11776 | #undef DrawText |
6fc2811b JR |
11777 | |
11778 | static int gif_image_p P_ ((Lisp_Object object)); | |
11779 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
11780 | ||
11781 | /* The symbol `gif' identifying images of this type. */ | |
11782 | ||
11783 | Lisp_Object Qgif; | |
11784 | ||
11785 | /* Indices of image specification fields in gif_format, below. */ | |
11786 | ||
11787 | enum gif_keyword_index | |
11788 | { | |
11789 | GIF_TYPE, | |
11790 | GIF_DATA, | |
11791 | GIF_FILE, | |
11792 | GIF_ASCENT, | |
11793 | GIF_MARGIN, | |
11794 | GIF_RELIEF, | |
11795 | GIF_ALGORITHM, | |
11796 | GIF_HEURISTIC_MASK, | |
a05e2bae | 11797 | GIF_MASK, |
6fc2811b | 11798 | GIF_IMAGE, |
a05e2bae | 11799 | GIF_BACKGROUND, |
6fc2811b JR |
11800 | GIF_LAST |
11801 | }; | |
11802 | ||
11803 | /* Vector of image_keyword structures describing the format | |
11804 | of valid user-defined image specifications. */ | |
11805 | ||
11806 | static struct image_keyword gif_format[GIF_LAST] = | |
11807 | { | |
11808 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11809 | {":data", IMAGE_STRING_VALUE, 0}, | |
11810 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11811 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11812 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11813 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11814 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 11815 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
11816 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11817 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
11818 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11819 | }; |
11820 | ||
11821 | /* Structure describing the image type `gif'. */ | |
11822 | ||
11823 | static struct image_type gif_type = | |
11824 | { | |
11825 | &Qgif, | |
11826 | gif_image_p, | |
11827 | gif_load, | |
11828 | x_clear_image, | |
11829 | NULL | |
11830 | }; | |
11831 | ||
1ffb278b JB |
11832 | |
11833 | /* GIF library details. */ | |
11834 | DEF_IMGLIB_FN (DGifCloseFile); | |
11835 | DEF_IMGLIB_FN (DGifSlurp); | |
11836 | DEF_IMGLIB_FN (DGifOpen); | |
11837 | DEF_IMGLIB_FN (DGifOpenFileName); | |
11838 | ||
11839 | static int | |
11840 | init_gif_functions (library) | |
11841 | HMODULE library; | |
11842 | { | |
11843 | LOAD_IMGLIB_FN (library, DGifCloseFile); | |
11844 | LOAD_IMGLIB_FN (library, DGifSlurp); | |
11845 | LOAD_IMGLIB_FN (library, DGifOpen); | |
11846 | LOAD_IMGLIB_FN (library, DGifOpenFileName); | |
11847 | return 1; | |
11848 | } | |
11849 | ||
11850 | ||
6fc2811b JR |
11851 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
11852 | ||
11853 | static int | |
11854 | gif_image_p (object) | |
11855 | Lisp_Object object; | |
11856 | { | |
11857 | struct image_keyword fmt[GIF_LAST]; | |
11858 | bcopy (gif_format, fmt, sizeof fmt); | |
7d0393cf | 11859 | |
8f92c555 | 11860 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
6fc2811b | 11861 | return 0; |
7d0393cf | 11862 | |
6fc2811b JR |
11863 | /* Must specify either the :data or :file keyword. */ |
11864 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
11865 | } | |
11866 | ||
11867 | /* Reading a GIF image from memory | |
11868 | Based on the PNG memory stuff to a certain extent. */ | |
11869 | ||
11870 | typedef struct | |
11871 | { | |
11872 | unsigned char *bytes; | |
11873 | size_t len; | |
11874 | int index; | |
11875 | } | |
11876 | gif_memory_source; | |
11877 | ||
11878 | /* Make the current memory source available to gif_read_from_memory. | |
11879 | It's done this way because not all versions of libungif support | |
11880 | a UserData field in the GifFileType structure. */ | |
11881 | static gif_memory_source *current_gif_memory_src; | |
11882 | ||
11883 | static int | |
11884 | gif_read_from_memory (file, buf, len) | |
11885 | GifFileType *file; | |
11886 | GifByteType *buf; | |
11887 | int len; | |
11888 | { | |
11889 | gif_memory_source *src = current_gif_memory_src; | |
11890 | ||
11891 | if (len > src->len - src->index) | |
11892 | return -1; | |
11893 | ||
11894 | bcopy (src->bytes + src->index, buf, len); | |
11895 | src->index += len; | |
11896 | return len; | |
11897 | } | |
11898 | ||
11899 | ||
11900 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
11901 | successful. */ | |
11902 | ||
11903 | static int | |
11904 | gif_load (f, img) | |
11905 | struct frame *f; | |
11906 | struct image *img; | |
11907 | { | |
11908 | Lisp_Object file, specified_file; | |
11909 | Lisp_Object specified_data; | |
11910 | int rc, width, height, x, y, i; | |
11911 | XImage *ximg; | |
11912 | ColorMapObject *gif_color_map; | |
11913 | unsigned long pixel_colors[256]; | |
11914 | GifFileType *gif; | |
11915 | struct gcpro gcpro1; | |
11916 | Lisp_Object image; | |
11917 | int ino, image_left, image_top, image_width, image_height; | |
11918 | gif_memory_source memsrc; | |
11919 | unsigned char *raster; | |
11920 | ||
11921 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11922 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11923 | file = Qnil; | |
dfff8a69 | 11924 | GCPRO1 (file); |
6fc2811b JR |
11925 | |
11926 | if (NILP (specified_data)) | |
11927 | { | |
11928 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
11929 | if (!STRINGP (file)) |
11930 | { | |
11931 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11932 | UNGCPRO; | |
11933 | return 0; | |
11934 | } | |
7d0393cf | 11935 | |
6fc2811b | 11936 | /* Open the GIF file. */ |
1ffb278b | 11937 | gif = fn_DGifOpenFileName (SDATA (file)); |
6fc2811b JR |
11938 | if (gif == NULL) |
11939 | { | |
11940 | image_error ("Cannot open `%s'", file, Qnil); | |
11941 | UNGCPRO; | |
11942 | return 0; | |
11943 | } | |
11944 | } | |
11945 | else | |
11946 | { | |
11947 | /* Read from memory! */ | |
11948 | current_gif_memory_src = &memsrc; | |
d5db4077 KR |
11949 | memsrc.bytes = SDATA (specified_data); |
11950 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
11951 | memsrc.index = 0; |
11952 | ||
1ffb278b | 11953 | gif = fn_DGifOpen(&memsrc, gif_read_from_memory); |
6fc2811b JR |
11954 | if (!gif) |
11955 | { | |
11956 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
11957 | UNGCPRO; | |
11958 | return 0; | |
11959 | } | |
11960 | } | |
11961 | ||
11962 | /* Read entire contents. */ | |
1ffb278b | 11963 | rc = fn_DGifSlurp (gif); |
6fc2811b JR |
11964 | if (rc == GIF_ERROR) |
11965 | { | |
11966 | image_error ("Error reading `%s'", img->spec, Qnil); | |
1ffb278b | 11967 | fn_DGifCloseFile (gif); |
6fc2811b JR |
11968 | UNGCPRO; |
11969 | return 0; | |
11970 | } | |
11971 | ||
11972 | image = image_spec_value (img->spec, QCindex, NULL); | |
11973 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
11974 | if (ino >= gif->ImageCount) | |
11975 | { | |
11976 | image_error ("Invalid image number `%s' in image `%s'", | |
11977 | image, img->spec); | |
1ffb278b | 11978 | fn_DGifCloseFile (gif); |
6fc2811b JR |
11979 | UNGCPRO; |
11980 | return 0; | |
11981 | } | |
11982 | ||
1ffb278b JB |
11983 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
11984 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
6fc2811b | 11985 | |
6fc2811b JR |
11986 | /* Create the X image and pixmap. */ |
11987 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
11988 | { | |
1ffb278b | 11989 | fn_DGifCloseFile (gif); |
6fc2811b JR |
11990 | UNGCPRO; |
11991 | return 0; | |
11992 | } | |
7d0393cf | 11993 | |
6fc2811b JR |
11994 | /* Allocate colors. */ |
11995 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
11996 | if (!gif_color_map) | |
11997 | gif_color_map = gif->SColorMap; | |
1ffb278b | 11998 | #if 0 /* TODO: Color tables */ |
6fc2811b | 11999 | init_color_table (); |
1ffb278b | 12000 | #endif |
6fc2811b | 12001 | bzero (pixel_colors, sizeof pixel_colors); |
7d0393cf | 12002 | |
6fc2811b JR |
12003 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
12004 | { | |
1ffb278b JB |
12005 | int r = gif_color_map->Colors[i].Red; |
12006 | int g = gif_color_map->Colors[i].Green; | |
12007 | int b = gif_color_map->Colors[i].Blue; | |
12008 | #if 0 /* TODO: Color tables */ | |
6fc2811b | 12009 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); |
1ffb278b JB |
12010 | #else |
12011 | pixel_colors[i] = PALETTERGB (r, g, b); | |
12012 | #endif | |
6fc2811b JR |
12013 | } |
12014 | ||
1ffb278b | 12015 | #if 0 /* TODO: Color tables */ |
6fc2811b JR |
12016 | img->colors = colors_in_color_table (&img->ncolors); |
12017 | free_color_table (); | |
1ffb278b | 12018 | #endif |
6fc2811b JR |
12019 | |
12020 | /* Clear the part of the screen image that are not covered by | |
7d0393cf | 12021 | the image from the GIF file. Full animated GIF support |
6fc2811b JR |
12022 | requires more than can be done here (see the gif89 spec, |
12023 | disposal methods). Let's simply assume that the part | |
12024 | not covered by a sub-image is in the frame's background color. */ | |
12025 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
12026 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
12027 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
12028 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
12029 | ||
12030 | for (y = 0; y < image_top; ++y) | |
12031 | for (x = 0; x < width; ++x) | |
12032 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12033 | ||
12034 | for (y = image_top + image_height; y < height; ++y) | |
12035 | for (x = 0; x < width; ++x) | |
12036 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12037 | ||
12038 | for (y = image_top; y < image_top + image_height; ++y) | |
12039 | { | |
12040 | for (x = 0; x < image_left; ++x) | |
12041 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12042 | for (x = image_left + image_width; x < width; ++x) | |
12043 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12044 | } | |
12045 | ||
12046 | /* Read the GIF image into the X image. We use a local variable | |
12047 | `raster' here because RasterBits below is a char *, and invites | |
12048 | problems with bytes >= 0x80. */ | |
12049 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
12050 | ||
12051 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
12052 | { | |
12053 | static int interlace_start[] = {0, 4, 2, 1}; | |
12054 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 12055 | int pass; |
6fc2811b JR |
12056 | int row = interlace_start[0]; |
12057 | ||
12058 | pass = 0; | |
12059 | ||
12060 | for (y = 0; y < image_height; y++) | |
12061 | { | |
12062 | if (row >= image_height) | |
12063 | { | |
12064 | row = interlace_start[++pass]; | |
12065 | while (row >= image_height) | |
12066 | row = interlace_start[++pass]; | |
12067 | } | |
7d0393cf | 12068 | |
6fc2811b JR |
12069 | for (x = 0; x < image_width; x++) |
12070 | { | |
12071 | int i = raster[(y * image_width) + x]; | |
12072 | XPutPixel (ximg, x + image_left, row + image_top, | |
12073 | pixel_colors[i]); | |
12074 | } | |
7d0393cf | 12075 | |
6fc2811b JR |
12076 | row += interlace_increment[pass]; |
12077 | } | |
12078 | } | |
12079 | else | |
12080 | { | |
12081 | for (y = 0; y < image_height; ++y) | |
12082 | for (x = 0; x < image_width; ++x) | |
12083 | { | |
12084 | int i = raster[y* image_width + x]; | |
12085 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
12086 | } | |
12087 | } | |
7d0393cf | 12088 | |
1ffb278b | 12089 | fn_DGifCloseFile (gif); |
a05e2bae JR |
12090 | |
12091 | /* Maybe fill in the background field while we have ximg handy. */ | |
12092 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12093 | IMAGE_BACKGROUND (img, f, ximg); | |
12094 | ||
6fc2811b JR |
12095 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12096 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12097 | x_destroy_x_image (ximg); | |
7d0393cf | 12098 | |
6fc2811b JR |
12099 | UNGCPRO; |
12100 | return 1; | |
12101 | } | |
12102 | ||
12103 | #endif /* HAVE_GIF != 0 */ | |
12104 | ||
12105 | ||
12106 | \f | |
12107 | /*********************************************************************** | |
12108 | Ghostscript | |
12109 | ***********************************************************************/ | |
12110 | ||
3cf3436e JR |
12111 | Lisp_Object Qpostscript; |
12112 | ||
839b1909 JR |
12113 | /* Keyword symbols. */ |
12114 | ||
12115 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
12116 | ||
6fc2811b JR |
12117 | #ifdef HAVE_GHOSTSCRIPT |
12118 | static int gs_image_p P_ ((Lisp_Object object)); | |
12119 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
12120 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
12121 | ||
12122 | /* The symbol `postscript' identifying images of this type. */ | |
12123 | ||
6fc2811b JR |
12124 | /* Keyword symbols. */ |
12125 | ||
12126 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
12127 | ||
12128 | /* Indices of image specification fields in gs_format, below. */ | |
12129 | ||
12130 | enum gs_keyword_index | |
12131 | { | |
12132 | GS_TYPE, | |
12133 | GS_PT_WIDTH, | |
12134 | GS_PT_HEIGHT, | |
12135 | GS_FILE, | |
12136 | GS_LOADER, | |
12137 | GS_BOUNDING_BOX, | |
12138 | GS_ASCENT, | |
12139 | GS_MARGIN, | |
12140 | GS_RELIEF, | |
12141 | GS_ALGORITHM, | |
12142 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
12143 | GS_MASK, |
12144 | GS_BACKGROUND, | |
6fc2811b JR |
12145 | GS_LAST |
12146 | }; | |
12147 | ||
12148 | /* Vector of image_keyword structures describing the format | |
12149 | of valid user-defined image specifications. */ | |
12150 | ||
12151 | static struct image_keyword gs_format[GS_LAST] = | |
12152 | { | |
12153 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12154 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12155 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12156 | {":file", IMAGE_STRING_VALUE, 1}, | |
12157 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
12158 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
8f92c555 | 12159 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12160 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12161 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12162 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12163 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12164 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12165 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12166 | }; |
12167 | ||
12168 | /* Structure describing the image type `ghostscript'. */ | |
12169 | ||
12170 | static struct image_type gs_type = | |
12171 | { | |
12172 | &Qpostscript, | |
12173 | gs_image_p, | |
12174 | gs_load, | |
12175 | gs_clear_image, | |
12176 | NULL | |
12177 | }; | |
12178 | ||
12179 | ||
12180 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
12181 | ||
12182 | static void | |
12183 | gs_clear_image (f, img) | |
12184 | struct frame *f; | |
12185 | struct image *img; | |
12186 | { | |
12187 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
12188 | xfree (img->data.ptr_val); | |
12189 | x_clear_image (f, img); | |
12190 | } | |
12191 | ||
12192 | ||
12193 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
12194 | specification. */ | |
12195 | ||
12196 | static int | |
12197 | gs_image_p (object) | |
12198 | Lisp_Object object; | |
12199 | { | |
12200 | struct image_keyword fmt[GS_LAST]; | |
12201 | Lisp_Object tem; | |
12202 | int i; | |
7d0393cf | 12203 | |
6fc2811b | 12204 | bcopy (gs_format, fmt, sizeof fmt); |
7d0393cf | 12205 | |
8f92c555 | 12206 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
6fc2811b JR |
12207 | return 0; |
12208 | ||
12209 | /* Bounding box must be a list or vector containing 4 integers. */ | |
12210 | tem = fmt[GS_BOUNDING_BOX].value; | |
12211 | if (CONSP (tem)) | |
12212 | { | |
12213 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
12214 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
12215 | return 0; | |
12216 | if (!NILP (tem)) | |
12217 | return 0; | |
12218 | } | |
12219 | else if (VECTORP (tem)) | |
12220 | { | |
12221 | if (XVECTOR (tem)->size != 4) | |
12222 | return 0; | |
12223 | for (i = 0; i < 4; ++i) | |
12224 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
12225 | return 0; | |
12226 | } | |
12227 | else | |
12228 | return 0; | |
12229 | ||
12230 | return 1; | |
12231 | } | |
12232 | ||
12233 | ||
12234 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
12235 | if successful. */ | |
12236 | ||
12237 | static int | |
12238 | gs_load (f, img) | |
12239 | struct frame *f; | |
12240 | struct image *img; | |
12241 | { | |
12242 | char buffer[100]; | |
12243 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
12244 | struct gcpro gcpro1, gcpro2; | |
12245 | Lisp_Object frame; | |
12246 | double in_width, in_height; | |
12247 | Lisp_Object pixel_colors = Qnil; | |
12248 | ||
12249 | /* Compute pixel size of pixmap needed from the given size in the | |
12250 | image specification. Sizes in the specification are in pt. 1 pt | |
12251 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
12252 | info. */ | |
12253 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
12254 | in_width = XFASTINT (pt_width) / 72.0; | |
12255 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
12256 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
12257 | in_height = XFASTINT (pt_height) / 72.0; | |
12258 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
12259 | ||
12260 | /* Create the pixmap. */ | |
12261 | BLOCK_INPUT; | |
12262 | xassert (img->pixmap == 0); | |
12263 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12264 | img->width, img->height, | |
a05e2bae | 12265 | one_w32_display_info.n_cbits); |
6fc2811b JR |
12266 | UNBLOCK_INPUT; |
12267 | ||
12268 | if (!img->pixmap) | |
12269 | { | |
12270 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
12271 | return 0; | |
12272 | } | |
7d0393cf | 12273 | |
6fc2811b JR |
12274 | /* Call the loader to fill the pixmap. It returns a process object |
12275 | if successful. We do not record_unwind_protect here because | |
12276 | other places in redisplay like calling window scroll functions | |
12277 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
12278 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
12279 | ||
12280 | sprintf (buffer, "%lu %lu", | |
12281 | (unsigned long) FRAME_W32_WINDOW (f), | |
12282 | (unsigned long) img->pixmap); | |
12283 | window_and_pixmap_id = build_string (buffer); | |
7d0393cf | 12284 | |
6fc2811b JR |
12285 | sprintf (buffer, "%lu %lu", |
12286 | FRAME_FOREGROUND_PIXEL (f), | |
12287 | FRAME_BACKGROUND_PIXEL (f)); | |
12288 | pixel_colors = build_string (buffer); | |
7d0393cf | 12289 | |
6fc2811b JR |
12290 | XSETFRAME (frame, f); |
12291 | loader = image_spec_value (img->spec, QCloader, NULL); | |
12292 | if (NILP (loader)) | |
12293 | loader = intern ("gs-load-image"); | |
12294 | ||
12295 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
12296 | make_number (img->width), | |
12297 | make_number (img->height), | |
12298 | window_and_pixmap_id, | |
12299 | pixel_colors); | |
12300 | UNGCPRO; | |
12301 | return PROCESSP (img->data.lisp_val); | |
12302 | } | |
12303 | ||
12304 | ||
12305 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
12306 | frame F. Called from XTread_socket when receiving an event | |
12307 | telling Emacs that Ghostscript has finished drawing. */ | |
12308 | ||
12309 | void | |
12310 | x_kill_gs_process (pixmap, f) | |
12311 | Pixmap pixmap; | |
12312 | struct frame *f; | |
12313 | { | |
12314 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
12315 | int class, i; | |
12316 | struct image *img; | |
12317 | ||
12318 | /* Find the image containing PIXMAP. */ | |
12319 | for (i = 0; i < c->used; ++i) | |
12320 | if (c->images[i]->pixmap == pixmap) | |
12321 | break; | |
12322 | ||
3cf3436e JR |
12323 | /* Should someone in between have cleared the image cache, for |
12324 | instance, give up. */ | |
12325 | if (i == c->used) | |
12326 | return; | |
12327 | ||
6fc2811b JR |
12328 | /* Kill the GS process. We should have found PIXMAP in the image |
12329 | cache and its image should contain a process object. */ | |
6fc2811b JR |
12330 | img = c->images[i]; |
12331 | xassert (PROCESSP (img->data.lisp_val)); | |
12332 | Fkill_process (img->data.lisp_val, Qnil); | |
12333 | img->data.lisp_val = Qnil; | |
12334 | ||
12335 | /* On displays with a mutable colormap, figure out the colors | |
12336 | allocated for the image by looking at the pixels of an XImage for | |
12337 | img->pixmap. */ | |
12338 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
12339 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
12340 | { | |
12341 | XImage *ximg; | |
12342 | ||
12343 | BLOCK_INPUT; | |
12344 | ||
12345 | /* Try to get an XImage for img->pixmep. */ | |
12346 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
12347 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
12348 | if (ximg) | |
12349 | { | |
12350 | int x, y; | |
7d0393cf | 12351 | |
6fc2811b JR |
12352 | /* Initialize the color table. */ |
12353 | init_color_table (); | |
7d0393cf | 12354 | |
6fc2811b JR |
12355 | /* For each pixel of the image, look its color up in the |
12356 | color table. After having done so, the color table will | |
12357 | contain an entry for each color used by the image. */ | |
12358 | for (y = 0; y < img->height; ++y) | |
12359 | for (x = 0; x < img->width; ++x) | |
12360 | { | |
12361 | unsigned long pixel = XGetPixel (ximg, x, y); | |
12362 | lookup_pixel_color (f, pixel); | |
12363 | } | |
12364 | ||
12365 | /* Record colors in the image. Free color table and XImage. */ | |
12366 | img->colors = colors_in_color_table (&img->ncolors); | |
12367 | free_color_table (); | |
12368 | XDestroyImage (ximg); | |
12369 | ||
12370 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
12371 | here, we get a BadAccess later in x_clear_image when | |
12372 | freeing the colors. */ | |
12373 | /* We have allocated colors once, but Ghostscript has also | |
12374 | allocated colors on behalf of us. So, to get the | |
12375 | reference counts right, free them once. */ | |
12376 | if (img->ncolors) | |
3cf3436e | 12377 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 12378 | img->colors, img->ncolors, 0); |
6fc2811b JR |
12379 | #endif |
12380 | } | |
12381 | else | |
12382 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
12383 | img->spec, Qnil); | |
7d0393cf | 12384 | |
6fc2811b JR |
12385 | UNBLOCK_INPUT; |
12386 | } | |
3cf3436e JR |
12387 | |
12388 | /* Now that we have the pixmap, compute mask and transform the | |
12389 | image if requested. */ | |
12390 | BLOCK_INPUT; | |
12391 | postprocess_image (f, img); | |
12392 | UNBLOCK_INPUT; | |
6fc2811b JR |
12393 | } |
12394 | ||
12395 | #endif /* HAVE_GHOSTSCRIPT */ | |
12396 | ||
12397 | \f | |
12398 | /*********************************************************************** | |
12399 | Window properties | |
12400 | ***********************************************************************/ | |
12401 | ||
12402 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
12403 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
12404 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
12405 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
12406 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
12407 | (prop, value, frame) |
12408 | Lisp_Object frame, prop, value; | |
12409 | { | |
767b1ff0 | 12410 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12411 | struct frame *f = check_x_frame (frame); |
12412 | Atom prop_atom; | |
12413 | ||
b7826503 PJ |
12414 | CHECK_STRING (prop); |
12415 | CHECK_STRING (value); | |
6fc2811b JR |
12416 | |
12417 | BLOCK_INPUT; | |
d5db4077 | 12418 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
12419 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
12420 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 12421 | SDATA (value), SCHARS (value)); |
6fc2811b JR |
12422 | |
12423 | /* Make sure the property is set when we return. */ | |
12424 | XFlush (FRAME_W32_DISPLAY (f)); | |
12425 | UNBLOCK_INPUT; | |
12426 | ||
767b1ff0 | 12427 | #endif /* TODO */ |
6fc2811b JR |
12428 | |
12429 | return value; | |
12430 | } | |
12431 | ||
12432 | ||
12433 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
12434 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
12435 | doc: /* Remove window property PROP from X window of FRAME. |
12436 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
12437 | (prop, frame) |
12438 | Lisp_Object prop, frame; | |
12439 | { | |
767b1ff0 | 12440 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12441 | |
12442 | struct frame *f = check_x_frame (frame); | |
12443 | Atom prop_atom; | |
12444 | ||
b7826503 | 12445 | CHECK_STRING (prop); |
6fc2811b | 12446 | BLOCK_INPUT; |
d5db4077 | 12447 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
12448 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); |
12449 | ||
12450 | /* Make sure the property is removed when we return. */ | |
12451 | XFlush (FRAME_W32_DISPLAY (f)); | |
12452 | UNBLOCK_INPUT; | |
767b1ff0 | 12453 | #endif /* TODO */ |
6fc2811b JR |
12454 | |
12455 | return prop; | |
12456 | } | |
12457 | ||
12458 | ||
12459 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
12460 | 1, 2, 0, | |
74e1aeec JR |
12461 | doc: /* Value is the value of window property PROP on FRAME. |
12462 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
12463 | if FRAME hasn't a property with name PROP or if PROP has no string | |
12464 | value. */) | |
6fc2811b JR |
12465 | (prop, frame) |
12466 | Lisp_Object prop, frame; | |
12467 | { | |
767b1ff0 | 12468 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12469 | |
12470 | struct frame *f = check_x_frame (frame); | |
12471 | Atom prop_atom; | |
12472 | int rc; | |
12473 | Lisp_Object prop_value = Qnil; | |
12474 | char *tmp_data = NULL; | |
12475 | Atom actual_type; | |
12476 | int actual_format; | |
12477 | unsigned long actual_size, bytes_remaining; | |
12478 | ||
b7826503 | 12479 | CHECK_STRING (prop); |
6fc2811b | 12480 | BLOCK_INPUT; |
d5db4077 | 12481 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
12482 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
12483 | prop_atom, 0, 0, False, XA_STRING, | |
12484 | &actual_type, &actual_format, &actual_size, | |
12485 | &bytes_remaining, (unsigned char **) &tmp_data); | |
12486 | if (rc == Success) | |
12487 | { | |
12488 | int size = bytes_remaining; | |
12489 | ||
12490 | XFree (tmp_data); | |
12491 | tmp_data = NULL; | |
12492 | ||
12493 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12494 | prop_atom, 0, bytes_remaining, | |
12495 | False, XA_STRING, | |
7d0393cf JB |
12496 | &actual_type, &actual_format, |
12497 | &actual_size, &bytes_remaining, | |
6fc2811b JR |
12498 | (unsigned char **) &tmp_data); |
12499 | if (rc == Success) | |
12500 | prop_value = make_string (tmp_data, size); | |
12501 | ||
12502 | XFree (tmp_data); | |
12503 | } | |
12504 | ||
12505 | UNBLOCK_INPUT; | |
12506 | ||
12507 | return prop_value; | |
12508 | ||
767b1ff0 | 12509 | #endif /* TODO */ |
6fc2811b JR |
12510 | return Qnil; |
12511 | } | |
12512 | ||
12513 | ||
12514 | \f | |
12515 | /*********************************************************************** | |
12516 | Busy cursor | |
12517 | ***********************************************************************/ | |
12518 | ||
f79e6790 | 12519 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 12520 | an hourglass cursor on all frames. */ |
6fc2811b | 12521 | |
0af913d7 | 12522 | static struct atimer *hourglass_atimer; |
6fc2811b | 12523 | |
0af913d7 | 12524 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 12525 | |
0af913d7 | 12526 | static int hourglass_shown_p; |
6fc2811b | 12527 | |
0af913d7 | 12528 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 12529 | |
0af913d7 | 12530 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 12531 | |
0af913d7 | 12532 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
12533 | cursor. */ |
12534 | ||
0af913d7 | 12535 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
12536 | |
12537 | /* Function prototypes. */ | |
12538 | ||
0af913d7 GM |
12539 | static void show_hourglass P_ ((struct atimer *)); |
12540 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
12541 | |
12542 | ||
0af913d7 | 12543 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
12544 | |
12545 | void | |
0af913d7 | 12546 | start_hourglass () |
f79e6790 | 12547 | { |
767b1ff0 | 12548 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12549 | EMACS_TIME delay; |
dfff8a69 | 12550 | int secs, usecs = 0; |
7d0393cf | 12551 | |
0af913d7 | 12552 | cancel_hourglass (); |
f79e6790 | 12553 | |
0af913d7 GM |
12554 | if (INTEGERP (Vhourglass_delay) |
12555 | && XINT (Vhourglass_delay) > 0) | |
12556 | secs = XFASTINT (Vhourglass_delay); | |
12557 | else if (FLOATP (Vhourglass_delay) | |
12558 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
12559 | { |
12560 | Lisp_Object tem; | |
0af913d7 | 12561 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 12562 | secs = XFASTINT (tem); |
0af913d7 | 12563 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 12564 | } |
f79e6790 | 12565 | else |
0af913d7 | 12566 | secs = DEFAULT_HOURGLASS_DELAY; |
7d0393cf | 12567 | |
dfff8a69 | 12568 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
12569 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
12570 | show_hourglass, NULL); | |
f79e6790 JR |
12571 | #endif |
12572 | } | |
12573 | ||
12574 | ||
0af913d7 GM |
12575 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
12576 | cursor if shown. */ | |
f79e6790 JR |
12577 | |
12578 | void | |
0af913d7 | 12579 | cancel_hourglass () |
f79e6790 | 12580 | { |
0af913d7 | 12581 | if (hourglass_atimer) |
dfff8a69 | 12582 | { |
0af913d7 GM |
12583 | cancel_atimer (hourglass_atimer); |
12584 | hourglass_atimer = NULL; | |
dfff8a69 | 12585 | } |
7d0393cf | 12586 | |
0af913d7 GM |
12587 | if (hourglass_shown_p) |
12588 | hide_hourglass (); | |
f79e6790 JR |
12589 | } |
12590 | ||
12591 | ||
0af913d7 GM |
12592 | /* Timer function of hourglass_atimer. TIMER is equal to |
12593 | hourglass_atimer. | |
f79e6790 | 12594 | |
0af913d7 GM |
12595 | Display an hourglass cursor on all frames by mapping the frames' |
12596 | hourglass_window. Set the hourglass_p flag in the frames' | |
12597 | output_data.x structure to indicate that an hourglass cursor is | |
12598 | shown on the frames. */ | |
f79e6790 JR |
12599 | |
12600 | static void | |
0af913d7 | 12601 | show_hourglass (timer) |
f79e6790 | 12602 | struct atimer *timer; |
6fc2811b | 12603 | { |
767b1ff0 | 12604 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12605 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 12606 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 12607 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 12608 | hourglass_atimer = NULL; |
f79e6790 | 12609 | |
0af913d7 | 12610 | if (!hourglass_shown_p) |
6fc2811b JR |
12611 | { |
12612 | Lisp_Object rest, frame; | |
7d0393cf | 12613 | |
f79e6790 | 12614 | BLOCK_INPUT; |
7d0393cf | 12615 | |
6fc2811b | 12616 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 12617 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
12618 | { |
12619 | struct frame *f = XFRAME (frame); | |
7d0393cf | 12620 | |
0af913d7 | 12621 | f->output_data.w32->hourglass_p = 1; |
7d0393cf | 12622 | |
0af913d7 | 12623 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
12624 | { |
12625 | unsigned long mask = CWCursor; | |
12626 | XSetWindowAttributes attrs; | |
7d0393cf | 12627 | |
0af913d7 | 12628 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
7d0393cf | 12629 | |
0af913d7 | 12630 | f->output_data.w32->hourglass_window |
f79e6790 | 12631 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
12632 | FRAME_OUTER_WINDOW (f), |
12633 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
12634 | InputOnly, |
12635 | CopyFromParent, | |
6fc2811b JR |
12636 | mask, &attrs); |
12637 | } | |
7d0393cf | 12638 | |
0af913d7 GM |
12639 | XMapRaised (FRAME_X_DISPLAY (f), |
12640 | f->output_data.w32->hourglass_window); | |
f79e6790 | 12641 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 12642 | } |
6fc2811b | 12643 | |
0af913d7 | 12644 | hourglass_shown_p = 1; |
f79e6790 JR |
12645 | UNBLOCK_INPUT; |
12646 | } | |
12647 | #endif | |
6fc2811b JR |
12648 | } |
12649 | ||
12650 | ||
0af913d7 | 12651 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 12652 | |
f79e6790 | 12653 | static void |
0af913d7 | 12654 | hide_hourglass () |
f79e6790 | 12655 | { |
767b1ff0 | 12656 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 12657 | if (hourglass_shown_p) |
6fc2811b | 12658 | { |
f79e6790 JR |
12659 | Lisp_Object rest, frame; |
12660 | ||
12661 | BLOCK_INPUT; | |
12662 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 12663 | { |
f79e6790 | 12664 | struct frame *f = XFRAME (frame); |
7d0393cf | 12665 | |
dc220243 | 12666 | if (FRAME_W32_P (f) |
f79e6790 | 12667 | /* Watch out for newly created frames. */ |
0af913d7 | 12668 | && f->output_data.x->hourglass_window) |
f79e6790 | 12669 | { |
0af913d7 GM |
12670 | XUnmapWindow (FRAME_X_DISPLAY (f), |
12671 | f->output_data.x->hourglass_window); | |
12672 | /* Sync here because XTread_socket looks at the | |
12673 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 12674 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 12675 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 12676 | } |
6fc2811b | 12677 | } |
6fc2811b | 12678 | |
0af913d7 | 12679 | hourglass_shown_p = 0; |
f79e6790 JR |
12680 | UNBLOCK_INPUT; |
12681 | } | |
12682 | #endif | |
6fc2811b JR |
12683 | } |
12684 | ||
12685 | ||
12686 | \f | |
12687 | /*********************************************************************** | |
12688 | Tool tips | |
12689 | ***********************************************************************/ | |
12690 | ||
12691 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
12692 | Lisp_Object, Lisp_Object)); |
12693 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
12694 | Lisp_Object, int, int, int *, int *)); | |
7d0393cf | 12695 | |
3cf3436e | 12696 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 12697 | |
937e601e | 12698 | Lisp_Object tip_frame; |
6fc2811b JR |
12699 | |
12700 | /* If non-nil, a timer started that hides the last tooltip when it | |
12701 | fires. */ | |
12702 | ||
12703 | Lisp_Object tip_timer; | |
12704 | Window tip_window; | |
12705 | ||
3cf3436e JR |
12706 | /* If non-nil, a vector of 3 elements containing the last args |
12707 | with which x-show-tip was called. See there. */ | |
12708 | ||
12709 | Lisp_Object last_show_tip_args; | |
12710 | ||
12711 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
12712 | ||
12713 | Lisp_Object Vx_max_tooltip_size; | |
12714 | ||
12715 | ||
937e601e AI |
12716 | static Lisp_Object |
12717 | unwind_create_tip_frame (frame) | |
12718 | Lisp_Object frame; | |
12719 | { | |
c844a81a GM |
12720 | Lisp_Object deleted; |
12721 | ||
12722 | deleted = unwind_create_frame (frame); | |
12723 | if (EQ (deleted, Qt)) | |
12724 | { | |
12725 | tip_window = NULL; | |
12726 | tip_frame = Qnil; | |
12727 | } | |
7d0393cf | 12728 | |
c844a81a | 12729 | return deleted; |
937e601e AI |
12730 | } |
12731 | ||
12732 | ||
6fc2811b | 12733 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
12734 | PARMS is a list of frame parameters. TEXT is the string to |
12735 | display in the tip frame. Value is the frame. | |
937e601e AI |
12736 | |
12737 | Note that functions called here, esp. x_default_parameter can | |
12738 | signal errors, for instance when a specified color name is | |
12739 | undefined. We have to make sure that we're in a consistent state | |
12740 | when this happens. */ | |
6fc2811b JR |
12741 | |
12742 | static Lisp_Object | |
3cf3436e | 12743 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 12744 | struct w32_display_info *dpyinfo; |
3cf3436e | 12745 | Lisp_Object parms, text; |
6fc2811b | 12746 | { |
6fc2811b JR |
12747 | struct frame *f; |
12748 | Lisp_Object frame, tem; | |
12749 | Lisp_Object name; | |
12750 | long window_prompting = 0; | |
12751 | int width, height; | |
331379bf | 12752 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
12753 | struct gcpro gcpro1, gcpro2, gcpro3; |
12754 | struct kboard *kb; | |
3cf3436e JR |
12755 | int face_change_count_before = face_change_count; |
12756 | Lisp_Object buffer; | |
12757 | struct buffer *old_buffer; | |
6fc2811b | 12758 | |
ca56d953 | 12759 | check_w32 (); |
6fc2811b JR |
12760 | |
12761 | /* Use this general default value to start with until we know if | |
12762 | this frame has a specified name. */ | |
12763 | Vx_resource_name = Vinvocation_name; | |
12764 | ||
12765 | #ifdef MULTI_KBOARD | |
12766 | kb = dpyinfo->kboard; | |
12767 | #else | |
12768 | kb = &the_only_kboard; | |
12769 | #endif | |
12770 | ||
12771 | /* Get the name of the frame to use for resource lookup. */ | |
12772 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
12773 | if (!STRINGP (name) | |
12774 | && !EQ (name, Qunbound) | |
12775 | && !NILP (name)) | |
12776 | error ("Invalid frame name--not a string or nil"); | |
12777 | Vx_resource_name = name; | |
12778 | ||
12779 | frame = Qnil; | |
12780 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
12781 | /* Make a frame without minibuffer nor mode-line. */ |
12782 | f = make_frame (0); | |
12783 | f->wants_modeline = 0; | |
6fc2811b | 12784 | XSETFRAME (frame, f); |
3cf3436e JR |
12785 | |
12786 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
be786000 | 12787 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil); |
3cf3436e JR |
12788 | old_buffer = current_buffer; |
12789 | set_buffer_internal_1 (XBUFFER (buffer)); | |
12790 | current_buffer->truncate_lines = Qnil; | |
12791 | Ferase_buffer (); | |
12792 | Finsert (1, &text); | |
12793 | set_buffer_internal_1 (old_buffer); | |
7d0393cf | 12794 | |
6fc2811b | 12795 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 12796 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 12797 | |
3cf3436e JR |
12798 | /* By setting the output method, we're essentially saying that |
12799 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
12800 | from this point on, x_destroy_window might screw up reference | |
12801 | counts etc. */ | |
d88c567c | 12802 | f->output_method = output_w32; |
6fc2811b JR |
12803 | f->output_data.w32 = |
12804 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
12805 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
12806 | |
12807 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
12808 | f->icon_name = Qnil; |
12809 | ||
ca56d953 | 12810 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
12811 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
12812 | dpyinfo_refcount = dpyinfo->reference_count; | |
12813 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
12814 | #ifdef MULTI_KBOARD |
12815 | FRAME_KBOARD (f) = kb; | |
12816 | #endif | |
12817 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
12818 | f->output_data.w32->explicit_parent = 0; | |
12819 | ||
12820 | /* Set the name; the functions to which we pass f expect the name to | |
12821 | be set. */ | |
12822 | if (EQ (name, Qunbound) || NILP (name)) | |
12823 | { | |
ca56d953 | 12824 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
12825 | f->explicit_name = 0; |
12826 | } | |
12827 | else | |
12828 | { | |
12829 | f->name = name; | |
12830 | f->explicit_name = 1; | |
12831 | /* use the frame's title when getting resources for this frame. */ | |
12832 | specbind (Qx_resource_name, name); | |
12833 | } | |
12834 | ||
6fc2811b JR |
12835 | /* Extract the window parameters from the supplied values |
12836 | that are needed to determine window geometry. */ | |
12837 | { | |
12838 | Lisp_Object font; | |
12839 | ||
12840 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
12841 | ||
12842 | BLOCK_INPUT; | |
12843 | /* First, try whatever font the caller has specified. */ | |
12844 | if (STRINGP (font)) | |
12845 | { | |
12846 | tem = Fquery_fontset (font, Qnil); | |
12847 | if (STRINGP (tem)) | |
d5db4077 | 12848 | font = x_new_fontset (f, SDATA (tem)); |
6fc2811b | 12849 | else |
d5db4077 | 12850 | font = x_new_font (f, SDATA (font)); |
6fc2811b | 12851 | } |
7d0393cf | 12852 | |
6fc2811b JR |
12853 | /* Try out a font which we hope has bold and italic variations. */ |
12854 | if (!STRINGP (font)) | |
ca56d953 | 12855 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 12856 | if (! STRINGP (font)) |
ca56d953 | 12857 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
12858 | /* If those didn't work, look for something which will at least work. */ |
12859 | if (! STRINGP (font)) | |
ca56d953 | 12860 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
12861 | UNBLOCK_INPUT; |
12862 | if (! STRINGP (font)) | |
ca56d953 | 12863 | font = build_string ("Fixedsys"); |
6fc2811b JR |
12864 | |
12865 | x_default_parameter (f, parms, Qfont, font, | |
12866 | "font", "Font", RES_TYPE_STRING); | |
12867 | } | |
12868 | ||
12869 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
12870 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
12871 | /* This defaults to 2 in order to match xterm. We recognize either |
12872 | internalBorderWidth or internalBorder (which is what xterm calls | |
12873 | it). */ | |
12874 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
12875 | { | |
12876 | Lisp_Object value; | |
12877 | ||
12878 | value = w32_get_arg (parms, Qinternal_border_width, | |
12879 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
12880 | if (! EQ (value, Qunbound)) | |
12881 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
12882 | parms); | |
12883 | } | |
bfd6edcc | 12884 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
12885 | "internalBorderWidth", "internalBorderWidth", |
12886 | RES_TYPE_NUMBER); | |
12887 | ||
12888 | /* Also do the stuff which must be set before the window exists. */ | |
12889 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
12890 | "foreground", "Foreground", RES_TYPE_STRING); | |
12891 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
12892 | "background", "Background", RES_TYPE_STRING); | |
12893 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
12894 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
12895 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
12896 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
12897 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
12898 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
12899 | ||
12900 | /* Init faces before x_default_parameter is called for scroll-bar | |
12901 | parameters because that function calls x_set_scroll_bar_width, | |
12902 | which calls change_frame_size, which calls Fset_window_buffer, | |
12903 | which runs hooks, which call Fvertical_motion. At the end, we | |
12904 | end up in init_iterator with a null face cache, which should not | |
12905 | happen. */ | |
12906 | init_frame_faces (f); | |
ca56d953 JR |
12907 | |
12908 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 12909 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 12910 | |
6d906347 | 12911 | window_prompting = x_figure_window_size (f, parms, 0); |
6fc2811b | 12912 | |
9eb16b62 | 12913 | /* No fringes on tip frame. */ |
be786000 KS |
12914 | f->fringe_cols = 0; |
12915 | f->left_fringe_width = 0; | |
12916 | f->right_fringe_width = 0; | |
9eb16b62 | 12917 | |
ca56d953 JR |
12918 | BLOCK_INPUT; |
12919 | my_create_tip_window (f); | |
12920 | UNBLOCK_INPUT; | |
6fc2811b JR |
12921 | |
12922 | x_make_gc (f); | |
12923 | ||
12924 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
12925 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
12926 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
12927 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
12928 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
12929 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
12930 | ||
be786000 | 12931 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
6fc2811b | 12932 | Change will not be effected unless different from the current |
be786000 KS |
12933 | FRAME_LINES (f). */ |
12934 | width = FRAME_COLS (f); | |
12935 | height = FRAME_LINES (f); | |
12936 | FRAME_LINES (f) = 0; | |
12937 | SET_FRAME_COLS (f, 0); | |
6fc2811b JR |
12938 | change_frame_size (f, height, width, 1, 0, 0); |
12939 | ||
cd1d850f JPW |
12940 | /* Add `tooltip' frame parameter's default value. */ |
12941 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
12942 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
12943 | Qnil)); | |
7d0393cf | 12944 | |
3cf3436e JR |
12945 | /* Set up faces after all frame parameters are known. This call |
12946 | also merges in face attributes specified for new frames. | |
12947 | ||
12948 | Frame parameters may be changed if .Xdefaults contains | |
12949 | specifications for the default font. For example, if there is an | |
12950 | `Emacs.default.attributeBackground: pink', the `background-color' | |
12951 | attribute of the frame get's set, which let's the internal border | |
12952 | of the tooltip frame appear in pink. Prevent this. */ | |
12953 | { | |
12954 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
12955 | ||
12956 | /* Set tip_frame here, so that */ | |
12957 | tip_frame = frame; | |
12958 | call1 (Qface_set_after_frame_default, frame); | |
7d0393cf | 12959 | |
3cf3436e JR |
12960 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
12961 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
12962 | Qnil)); | |
12963 | } | |
7d0393cf | 12964 | |
6fc2811b JR |
12965 | f->no_split = 1; |
12966 | ||
12967 | UNGCPRO; | |
12968 | ||
12969 | /* It is now ok to make the frame official even if we get an error | |
12970 | below. And the frame needs to be on Vframe_list or making it | |
12971 | visible won't work. */ | |
12972 | Vframe_list = Fcons (frame, Vframe_list); | |
12973 | ||
12974 | /* Now that the frame is official, it counts as a reference to | |
12975 | its display. */ | |
12976 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 12977 | |
3cf3436e JR |
12978 | /* Setting attributes of faces of the tooltip frame from resources |
12979 | and similar will increment face_change_count, which leads to the | |
12980 | clearing of all current matrices. Since this isn't necessary | |
12981 | here, avoid it by resetting face_change_count to the value it | |
12982 | had before we created the tip frame. */ | |
12983 | face_change_count = face_change_count_before; | |
12984 | ||
12985 | /* Discard the unwind_protect. */ | |
6fc2811b | 12986 | return unbind_to (count, frame); |
ee78dc32 GV |
12987 | } |
12988 | ||
3cf3436e JR |
12989 | |
12990 | /* Compute where to display tip frame F. PARMS is the list of frame | |
12991 | parameters for F. DX and DY are specified offsets from the current | |
12992 | location of the mouse. WIDTH and HEIGHT are the width and height | |
12993 | of the tooltip. Return coordinates relative to the root window of | |
12994 | the display in *ROOT_X, and *ROOT_Y. */ | |
12995 | ||
12996 | static void | |
12997 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
12998 | struct frame *f; | |
12999 | Lisp_Object parms, dx, dy; | |
13000 | int width, height; | |
13001 | int *root_x, *root_y; | |
13002 | { | |
3cf3436e | 13003 | Lisp_Object left, top; |
7d0393cf | 13004 | |
3cf3436e JR |
13005 | /* User-specified position? */ |
13006 | left = Fcdr (Fassq (Qleft, parms)); | |
13007 | top = Fcdr (Fassq (Qtop, parms)); | |
7d0393cf | 13008 | |
3cf3436e JR |
13009 | /* Move the tooltip window where the mouse pointer is. Resize and |
13010 | show it. */ | |
ca56d953 | 13011 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 13012 | { |
ca56d953 JR |
13013 | POINT pt; |
13014 | ||
3cf3436e | 13015 | BLOCK_INPUT; |
ca56d953 JR |
13016 | GetCursorPos (&pt); |
13017 | *root_x = pt.x; | |
13018 | *root_y = pt.y; | |
3cf3436e JR |
13019 | UNBLOCK_INPUT; |
13020 | } | |
13021 | ||
13022 | if (INTEGERP (top)) | |
13023 | *root_y = XINT (top); | |
13024 | else if (*root_y + XINT (dy) - height < 0) | |
13025 | *root_y -= XINT (dy); | |
13026 | else | |
13027 | { | |
13028 | *root_y -= height; | |
13029 | *root_y += XINT (dy); | |
13030 | } | |
13031 | ||
13032 | if (INTEGERP (left)) | |
13033 | *root_x = XINT (left); | |
72e4adef JR |
13034 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
13035 | /* It fits to the right of the pointer. */ | |
13036 | *root_x += XINT (dx); | |
13037 | else if (width + XINT (dx) <= *root_x) | |
13038 | /* It fits to the left of the pointer. */ | |
3cf3436e JR |
13039 | *root_x -= width + XINT (dx); |
13040 | else | |
72e4adef JR |
13041 | /* Put it left justified on the screen -- it ought to fit that way. */ |
13042 | *root_x = 0; | |
3cf3436e JR |
13043 | } |
13044 | ||
13045 | ||
71eab8d1 | 13046 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
13047 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
13048 | A tooltip window is a small window displaying a string. | |
13049 | ||
13050 | FRAME nil or omitted means use the selected frame. | |
13051 | ||
13052 | PARMS is an optional list of frame parameters which can be | |
13053 | used to change the tooltip's appearance. | |
13054 | ||
ca56d953 JR |
13055 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
13056 | means use the default timeout of 5 seconds. | |
74e1aeec | 13057 | |
ca56d953 | 13058 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
13059 | the tooltip is displayed at that x-position. Otherwise it is |
13060 | displayed at the mouse position, with offset DX added (default is 5 if | |
13061 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
13062 | parameter is specified, it determines the y-position of the tooltip | |
13063 | window, otherwise it is displayed at the mouse position, with offset | |
13064 | DY added (default is -10). | |
13065 | ||
13066 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
13067 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
13068 | (string, frame, parms, timeout, dx, dy) |
13069 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 13070 | { |
6fc2811b JR |
13071 | struct frame *f; |
13072 | struct window *w; | |
3cf3436e | 13073 | int root_x, root_y; |
6fc2811b JR |
13074 | struct buffer *old_buffer; |
13075 | struct text_pos pos; | |
13076 | int i, width, height; | |
6fc2811b JR |
13077 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
13078 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
331379bf | 13079 | int count = SPECPDL_INDEX (); |
7d0393cf | 13080 | |
6fc2811b | 13081 | specbind (Qinhibit_redisplay, Qt); |
ee78dc32 | 13082 | |
dfff8a69 | 13083 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 13084 | |
b7826503 | 13085 | CHECK_STRING (string); |
6fc2811b JR |
13086 | f = check_x_frame (frame); |
13087 | if (NILP (timeout)) | |
13088 | timeout = make_number (5); | |
13089 | else | |
b7826503 | 13090 | CHECK_NATNUM (timeout); |
ee78dc32 | 13091 | |
71eab8d1 AI |
13092 | if (NILP (dx)) |
13093 | dx = make_number (5); | |
13094 | else | |
b7826503 | 13095 | CHECK_NUMBER (dx); |
7d0393cf | 13096 | |
71eab8d1 | 13097 | if (NILP (dy)) |
dc220243 | 13098 | dy = make_number (-10); |
71eab8d1 | 13099 | else |
b7826503 | 13100 | CHECK_NUMBER (dy); |
71eab8d1 | 13101 | |
dc220243 JR |
13102 | if (NILP (last_show_tip_args)) |
13103 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
13104 | ||
13105 | if (!NILP (tip_frame)) | |
13106 | { | |
13107 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
13108 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
13109 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
13110 | ||
13111 | if (EQ (frame, last_frame) | |
13112 | && !NILP (Fequal (last_string, string)) | |
13113 | && !NILP (Fequal (last_parms, parms))) | |
13114 | { | |
13115 | struct frame *f = XFRAME (tip_frame); | |
7d0393cf | 13116 | |
dc220243 JR |
13117 | /* Only DX and DY have changed. */ |
13118 | if (!NILP (tip_timer)) | |
13119 | { | |
13120 | Lisp_Object timer = tip_timer; | |
13121 | tip_timer = Qnil; | |
13122 | call1 (Qcancel_timer, timer); | |
13123 | } | |
13124 | ||
13125 | BLOCK_INPUT; | |
be786000 KS |
13126 | compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f), |
13127 | FRAME_PIXEL_HEIGHT (f), &root_x, &root_y); | |
d65a9cdc JR |
13128 | |
13129 | /* Put tooltip in topmost group and in position. */ | |
ca56d953 JR |
13130 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
13131 | root_x, root_y, 0, 0, | |
13132 | SWP_NOSIZE | SWP_NOACTIVATE); | |
d65a9cdc JR |
13133 | |
13134 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ | |
13135 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
13136 | 0, 0, 0, 0, | |
13137 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
13138 | ||
dc220243 JR |
13139 | UNBLOCK_INPUT; |
13140 | goto start_timer; | |
13141 | } | |
13142 | } | |
13143 | ||
6fc2811b JR |
13144 | /* Hide a previous tip, if any. */ |
13145 | Fx_hide_tip (); | |
ee78dc32 | 13146 | |
dc220243 JR |
13147 | ASET (last_show_tip_args, 0, string); |
13148 | ASET (last_show_tip_args, 1, frame); | |
13149 | ASET (last_show_tip_args, 2, parms); | |
13150 | ||
6fc2811b JR |
13151 | /* Add default values to frame parameters. */ |
13152 | if (NILP (Fassq (Qname, parms))) | |
13153 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
13154 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13155 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
13156 | if (NILP (Fassq (Qborder_width, parms))) | |
13157 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
13158 | if (NILP (Fassq (Qborder_color, parms))) | |
13159 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
13160 | if (NILP (Fassq (Qbackground_color, parms))) | |
13161 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
13162 | parms); | |
13163 | ||
0e3fcdef JR |
13164 | /* Block input until the tip has been fully drawn, to avoid crashes |
13165 | when drawing tips in menus. */ | |
13166 | BLOCK_INPUT; | |
13167 | ||
6fc2811b JR |
13168 | /* Create a frame for the tooltip, and record it in the global |
13169 | variable tip_frame. */ | |
ca56d953 | 13170 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 13171 | f = XFRAME (frame); |
6fc2811b | 13172 | |
3cf3436e | 13173 | /* Set up the frame's root window. */ |
6fc2811b | 13174 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
be786000 | 13175 | w->left_col = w->top_line = make_number (0); |
3cf3436e JR |
13176 | |
13177 | if (CONSP (Vx_max_tooltip_size) | |
13178 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
13179 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
13180 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
13181 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
13182 | { | |
be786000 KS |
13183 | w->total_cols = XCAR (Vx_max_tooltip_size); |
13184 | w->total_lines = XCDR (Vx_max_tooltip_size); | |
3cf3436e JR |
13185 | } |
13186 | else | |
13187 | { | |
be786000 KS |
13188 | w->total_cols = make_number (80); |
13189 | w->total_lines = make_number (40); | |
3cf3436e | 13190 | } |
7d0393cf | 13191 | |
be786000 | 13192 | FRAME_TOTAL_COLS (f) = XINT (w->total_cols); |
6fc2811b JR |
13193 | adjust_glyphs (f); |
13194 | w->pseudo_window_p = 1; | |
13195 | ||
13196 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 13197 | old_buffer = current_buffer; |
3cf3436e JR |
13198 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
13199 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
13200 | clear_glyph_matrix (w->desired_matrix); |
13201 | clear_glyph_matrix (w->current_matrix); | |
13202 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
13203 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
13204 | ||
13205 | /* Compute width and height of the tooltip. */ | |
13206 | width = height = 0; | |
13207 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 13208 | { |
6fc2811b JR |
13209 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
13210 | struct glyph *last; | |
13211 | int row_width; | |
13212 | ||
13213 | /* Stop at the first empty row at the end. */ | |
13214 | if (!row->enabled_p || !row->displays_text_p) | |
13215 | break; | |
13216 | ||
13217 | /* Let the row go over the full width of the frame. */ | |
13218 | row->full_width_p = 1; | |
13219 | ||
4e3a1c61 JR |
13220 | #ifdef TODO /* Investigate why some fonts need more width than is |
13221 | calculated for some tooltips. */ | |
6fc2811b JR |
13222 | /* There's a glyph at the end of rows that is use to place |
13223 | the cursor there. Don't include the width of this glyph. */ | |
13224 | if (row->used[TEXT_AREA]) | |
13225 | { | |
13226 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
13227 | row_width = row->pixel_width - last->pixel_width; | |
13228 | } | |
13229 | else | |
4e3a1c61 | 13230 | #endif |
6fc2811b | 13231 | row_width = row->pixel_width; |
7d0393cf | 13232 | |
ca56d953 | 13233 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 13234 | height += row->height; |
6fc2811b | 13235 | width = max (width, row_width); |
ee78dc32 GV |
13236 | } |
13237 | ||
6fc2811b JR |
13238 | /* Add the frame's internal border to the width and height the X |
13239 | window should have. */ | |
13240 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
13241 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 13242 | |
6fc2811b JR |
13243 | /* Move the tooltip window where the mouse pointer is. Resize and |
13244 | show it. */ | |
3cf3436e | 13245 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 13246 | |
bfd6edcc JR |
13247 | { |
13248 | /* Adjust Window size to take border into account. */ | |
13249 | RECT rect; | |
13250 | rect.left = rect.top = 0; | |
13251 | rect.right = width; | |
13252 | rect.bottom = height; | |
13253 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
13254 | FRAME_EXTERNAL_MENU_BAR (f)); | |
13255 | ||
d65a9cdc | 13256 | /* Position and size tooltip, and put it in the topmost group. */ |
bfd6edcc JR |
13257 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
13258 | root_x, root_y, rect.right - rect.left, | |
13259 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
13260 | ||
d65a9cdc JR |
13261 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
13262 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
13263 | 0, 0, 0, 0, | |
13264 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
13265 | ||
bfd6edcc JR |
13266 | /* Let redisplay know that we have made the frame visible already. */ |
13267 | f->async_visible = 1; | |
13268 | ||
13269 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
13270 | } | |
ee78dc32 | 13271 | |
6fc2811b JR |
13272 | /* Draw into the window. */ |
13273 | w->must_be_updated_p = 1; | |
13274 | update_single_window (w, 1); | |
ee78dc32 | 13275 | |
0e3fcdef JR |
13276 | UNBLOCK_INPUT; |
13277 | ||
6fc2811b JR |
13278 | /* Restore original current buffer. */ |
13279 | set_buffer_internal_1 (old_buffer); | |
13280 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 13281 | |
dc220243 | 13282 | start_timer: |
6fc2811b JR |
13283 | /* Let the tip disappear after timeout seconds. */ |
13284 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
13285 | intern ("x-hide-tip")); | |
ee78dc32 | 13286 | |
dfff8a69 | 13287 | UNGCPRO; |
6fc2811b | 13288 | return unbind_to (count, Qnil); |
ee78dc32 GV |
13289 | } |
13290 | ||
ee78dc32 | 13291 | |
6fc2811b | 13292 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
13293 | doc: /* Hide the current tooltip window, if there is any. |
13294 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
13295 | () |
13296 | { | |
937e601e AI |
13297 | int count; |
13298 | Lisp_Object deleted, frame, timer; | |
13299 | struct gcpro gcpro1, gcpro2; | |
13300 | ||
13301 | /* Return quickly if nothing to do. */ | |
13302 | if (NILP (tip_timer) && NILP (tip_frame)) | |
13303 | return Qnil; | |
7d0393cf | 13304 | |
937e601e AI |
13305 | frame = tip_frame; |
13306 | timer = tip_timer; | |
13307 | GCPRO2 (frame, timer); | |
13308 | tip_frame = tip_timer = deleted = Qnil; | |
7d0393cf | 13309 | |
331379bf | 13310 | count = SPECPDL_INDEX (); |
6fc2811b | 13311 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 13312 | specbind (Qinhibit_quit, Qt); |
7d0393cf | 13313 | |
937e601e | 13314 | if (!NILP (timer)) |
dc220243 | 13315 | call1 (Qcancel_timer, timer); |
ee78dc32 | 13316 | |
937e601e | 13317 | if (FRAMEP (frame)) |
6fc2811b | 13318 | { |
937e601e AI |
13319 | Fdelete_frame (frame, Qnil); |
13320 | deleted = Qt; | |
6fc2811b | 13321 | } |
1edf84e7 | 13322 | |
937e601e AI |
13323 | UNGCPRO; |
13324 | return unbind_to (count, deleted); | |
6fc2811b | 13325 | } |
5ac45f98 | 13326 | |
5ac45f98 | 13327 | |
6fc2811b JR |
13328 | \f |
13329 | /*********************************************************************** | |
13330 | File selection dialog | |
13331 | ***********************************************************************/ | |
6fc2811b JR |
13332 | extern Lisp_Object Qfile_name_history; |
13333 | ||
1030b26b JR |
13334 | /* Callback for altering the behaviour of the Open File dialog. |
13335 | Makes the Filename text field contain "Current Directory" and be | |
13336 | read-only when "Directories" is selected in the filter. This | |
13337 | allows us to work around the fact that the standard Open File | |
13338 | dialog does not support directories. */ | |
13339 | UINT CALLBACK | |
13340 | file_dialog_callback (hwnd, msg, wParam, lParam) | |
13341 | HWND hwnd; | |
13342 | UINT msg; | |
13343 | WPARAM wParam; | |
13344 | LPARAM lParam; | |
13345 | { | |
13346 | if (msg == WM_NOTIFY) | |
13347 | { | |
13348 | OFNOTIFY * notify = (OFNOTIFY *)lParam; | |
13349 | /* Detect when the Filter dropdown is changed. */ | |
13350 | if (notify->hdr.code == CDN_TYPECHANGE) | |
13351 | { | |
13352 | HWND dialog = GetParent (hwnd); | |
13353 | HWND edit_control = GetDlgItem (dialog, FILE_NAME_TEXT_FIELD); | |
13354 | ||
13355 | /* Directories is in index 2. */ | |
13356 | if (notify->lpOFN->nFilterIndex == 2) | |
13357 | { | |
13358 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
13359 | "Current Directory"); | |
13360 | EnableWindow (edit_control, FALSE); | |
13361 | } | |
13362 | else | |
13363 | { | |
13364 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
13365 | ""); | |
13366 | EnableWindow (edit_control, TRUE); | |
13367 | } | |
13368 | } | |
13369 | } | |
13370 | return 0; | |
13371 | } | |
13372 | ||
6fc2811b | 13373 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
74e1aeec JR |
13374 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
13375 | Use a file selection dialog. | |
13376 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
13377 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
13378 | (prompt, dir, default_filename, mustmatch) |
13379 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
13380 | { | |
13381 | struct frame *f = SELECTED_FRAME (); | |
13382 | Lisp_Object file = Qnil; | |
aed13378 | 13383 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
13384 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
13385 | char filename[MAX_PATH + 1]; | |
13386 | char init_dir[MAX_PATH + 1]; | |
6fc2811b JR |
13387 | |
13388 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
13389 | CHECK_STRING (prompt); |
13390 | CHECK_STRING (dir); | |
6fc2811b JR |
13391 | |
13392 | /* Create the dialog with PROMPT as title, using DIR as initial | |
13393 | directory and using "*" as pattern. */ | |
13394 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 13395 | strncpy (init_dir, SDATA (dir), MAX_PATH); |
6fc2811b JR |
13396 | init_dir[MAX_PATH] = '\0'; |
13397 | unixtodos_filename (init_dir); | |
13398 | ||
13399 | if (STRINGP (default_filename)) | |
13400 | { | |
13401 | char *file_name_only; | |
d5db4077 | 13402 | char *full_path_name = SDATA (default_filename); |
5ac45f98 | 13403 | |
6fc2811b | 13404 | unixtodos_filename (full_path_name); |
5ac45f98 | 13405 | |
6fc2811b JR |
13406 | file_name_only = strrchr (full_path_name, '\\'); |
13407 | if (!file_name_only) | |
13408 | file_name_only = full_path_name; | |
13409 | else | |
13410 | { | |
13411 | file_name_only++; | |
6fc2811b | 13412 | } |
ee78dc32 | 13413 | |
6fc2811b JR |
13414 | strncpy (filename, file_name_only, MAX_PATH); |
13415 | filename[MAX_PATH] = '\0'; | |
13416 | } | |
ee78dc32 | 13417 | else |
6fc2811b | 13418 | filename[0] = '\0'; |
ee78dc32 | 13419 | |
1030b26b JR |
13420 | { |
13421 | OPENFILENAME file_details; | |
5ac45f98 | 13422 | |
1030b26b JR |
13423 | /* Prevent redisplay. */ |
13424 | specbind (Qinhibit_redisplay, Qt); | |
13425 | BLOCK_INPUT; | |
ee78dc32 | 13426 | |
1030b26b JR |
13427 | bzero (&file_details, sizeof (file_details)); |
13428 | file_details.lStructSize = sizeof (file_details); | |
13429 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
13430 | /* Undocumented Bug in Common File Dialog: | |
13431 | If a filter is not specified, shell links are not resolved. */ | |
13432 | file_details.lpstrFilter = "All Files (*.*)\0*.*\0Directories\0*|*\0\0"; | |
13433 | file_details.lpstrFile = filename; | |
13434 | file_details.nMaxFile = sizeof (filename); | |
13435 | file_details.lpstrInitialDir = init_dir; | |
d5db4077 | 13436 | file_details.lpstrTitle = SDATA (prompt); |
1030b26b JR |
13437 | file_details.Flags = (OFN_HIDEREADONLY | OFN_NOCHANGEDIR |
13438 | | OFN_EXPLORER | OFN_ENABLEHOOK); | |
13439 | if (!NILP (mustmatch)) | |
13440 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
13441 | ||
13442 | file_details.lpfnHook = (LPOFNHOOKPROC) file_dialog_callback; | |
13443 | ||
13444 | if (GetOpenFileName (&file_details)) | |
13445 | { | |
13446 | dostounix_filename (filename); | |
13447 | if (file_details.nFilterIndex == 2) | |
13448 | { | |
13449 | /* "Folder Only" selected - strip dummy file name. */ | |
13450 | char * last = strrchr (filename, '/'); | |
13451 | *last = '\0'; | |
13452 | } | |
6fc2811b | 13453 | |
1030b26b JR |
13454 | file = DECODE_FILE(build_string (filename)); |
13455 | } | |
13456 | /* User cancelled the dialog without making a selection. */ | |
13457 | else if (!CommDlgExtendedError ()) | |
13458 | file = Qnil; | |
13459 | /* An error occurred, fallback on reading from the mini-buffer. */ | |
13460 | else | |
13461 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
13462 | dir, mustmatch, dir, Qfile_name_history, | |
13463 | default_filename, Qnil); | |
13464 | ||
13465 | UNBLOCK_INPUT; | |
13466 | file = unbind_to (count, file); | |
13467 | } | |
ee78dc32 | 13468 | |
6fc2811b | 13469 | UNGCPRO; |
1edf84e7 | 13470 | |
6fc2811b JR |
13471 | /* Make "Cancel" equivalent to C-g. */ |
13472 | if (NILP (file)) | |
13473 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 13474 | |
dfff8a69 | 13475 | return unbind_to (count, file); |
6fc2811b | 13476 | } |
ee78dc32 | 13477 | |
ee78dc32 | 13478 | |
6fc2811b | 13479 | \f |
6fc2811b JR |
13480 | /*********************************************************************** |
13481 | w32 specialized functions | |
13482 | ***********************************************************************/ | |
ee78dc32 | 13483 | |
d84b082d | 13484 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 2, 0, |
74e1aeec JR |
13485 | doc: /* Select a font using the W32 font dialog. |
13486 | Returns an X font string corresponding to the selection. */) | |
d84b082d JR |
13487 | (frame, include_proportional) |
13488 | Lisp_Object frame, include_proportional; | |
ee78dc32 GV |
13489 | { |
13490 | FRAME_PTR f = check_x_frame (frame); | |
13491 | CHOOSEFONT cf; | |
13492 | LOGFONT lf; | |
f46e6225 GV |
13493 | TEXTMETRIC tm; |
13494 | HDC hdc; | |
13495 | HANDLE oldobj; | |
ee78dc32 GV |
13496 | char buf[100]; |
13497 | ||
13498 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 13499 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
13500 | |
13501 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 13502 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
d84b082d JR |
13503 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS | CF_NOVERTFONTS; |
13504 | ||
13505 | /* Unless include_proportional is non-nil, limit the selection to | |
13506 | monospaced fonts. */ | |
13507 | if (NILP (include_proportional)) | |
13508 | cf.Flags |= CF_FIXEDPITCHONLY; | |
13509 | ||
ee78dc32 GV |
13510 | cf.lpLogFont = &lf; |
13511 | ||
f46e6225 GV |
13512 | /* Initialize as much of the font details as we can from the current |
13513 | default font. */ | |
13514 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
13515 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
13516 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
13517 | if (GetTextMetrics (hdc, &tm)) | |
13518 | { | |
13519 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
13520 | lf.lfWeight = tm.tmWeight; | |
13521 | lf.lfItalic = tm.tmItalic; | |
13522 | lf.lfUnderline = tm.tmUnderlined; | |
13523 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
13524 | lf.lfCharSet = tm.tmCharSet; |
13525 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
13526 | } | |
13527 | SelectObject (hdc, oldobj); | |
6fc2811b | 13528 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 13529 | |
767b1ff0 | 13530 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 13531 | return Qnil; |
ee78dc32 GV |
13532 | |
13533 | return build_string (buf); | |
13534 | } | |
13535 | ||
74e1aeec JR |
13536 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
13537 | Sw32_send_sys_command, 1, 2, 0, | |
13538 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
d84b082d JR |
13539 | Some useful values for command are #xf030 to maximise frame (#xf020 |
13540 | to minimize), #xf120 to restore frame to original size, and #xf100 | |
13541 | to activate the menubar for keyboard access. #xf140 activates the | |
74e1aeec JR |
13542 | screen saver if defined. |
13543 | ||
13544 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
13545 | (command, frame) |
13546 | Lisp_Object command, frame; | |
13547 | { | |
1edf84e7 GV |
13548 | FRAME_PTR f = check_x_frame (frame); |
13549 | ||
b7826503 | 13550 | CHECK_NUMBER (command); |
1edf84e7 | 13551 | |
ce6059da | 13552 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
13553 | |
13554 | return Qnil; | |
13555 | } | |
13556 | ||
55dcfc15 | 13557 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
13558 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
13559 | This is a wrapper around the ShellExecute system function, which | |
13560 | invokes the application registered to handle OPERATION for DOCUMENT. | |
13561 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
13562 | nil for the default action), and DOCUMENT is typically the name of a | |
13563 | document file or URL, but can also be a program executable to run or | |
13564 | a directory to open in the Windows Explorer. | |
13565 | ||
13566 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
13567 | containing command line parameters, but otherwise should be nil. | |
13568 | ||
13569 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
13570 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
13571 | otherwise it is an integer representing a ShowWindow flag: | |
13572 | ||
13573 | 0 - start hidden | |
13574 | 1 - start normally | |
13575 | 3 - start maximized | |
13576 | 6 - start minimized */) | |
55dcfc15 AI |
13577 | (operation, document, parameters, show_flag) |
13578 | Lisp_Object operation, document, parameters, show_flag; | |
13579 | { | |
13580 | Lisp_Object current_dir; | |
13581 | ||
b7826503 | 13582 | CHECK_STRING (document); |
55dcfc15 AI |
13583 | |
13584 | /* Encode filename and current directory. */ | |
13585 | current_dir = ENCODE_FILE (current_buffer->directory); | |
13586 | document = ENCODE_FILE (document); | |
13587 | if ((int) ShellExecute (NULL, | |
6fc2811b | 13588 | (STRINGP (operation) ? |
d5db4077 KR |
13589 | SDATA (operation) : NULL), |
13590 | SDATA (document), | |
55dcfc15 | 13591 | (STRINGP (parameters) ? |
d5db4077 KR |
13592 | SDATA (parameters) : NULL), |
13593 | SDATA (current_dir), | |
55dcfc15 AI |
13594 | (INTEGERP (show_flag) ? |
13595 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
13596 | > 32) | |
13597 | return Qt; | |
90d97e64 | 13598 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
13599 | } |
13600 | ||
ccc2d29c GV |
13601 | /* Lookup virtual keycode from string representing the name of a |
13602 | non-ascii keystroke into the corresponding virtual key, using | |
13603 | lispy_function_keys. */ | |
13604 | static int | |
13605 | lookup_vk_code (char *key) | |
13606 | { | |
13607 | int i; | |
13608 | ||
13609 | for (i = 0; i < 256; i++) | |
13610 | if (lispy_function_keys[i] != 0 | |
13611 | && strcmp (lispy_function_keys[i], key) == 0) | |
13612 | return i; | |
13613 | ||
13614 | return -1; | |
13615 | } | |
13616 | ||
13617 | /* Convert a one-element vector style key sequence to a hot key | |
13618 | definition. */ | |
13619 | static int | |
13620 | w32_parse_hot_key (key) | |
13621 | Lisp_Object key; | |
13622 | { | |
13623 | /* Copied from Fdefine_key and store_in_keymap. */ | |
13624 | register Lisp_Object c; | |
13625 | int vk_code; | |
13626 | int lisp_modifiers; | |
13627 | int w32_modifiers; | |
13628 | struct gcpro gcpro1; | |
13629 | ||
b7826503 | 13630 | CHECK_VECTOR (key); |
ccc2d29c GV |
13631 | |
13632 | if (XFASTINT (Flength (key)) != 1) | |
13633 | return Qnil; | |
13634 | ||
13635 | GCPRO1 (key); | |
13636 | ||
13637 | c = Faref (key, make_number (0)); | |
13638 | ||
13639 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
13640 | c = Fevent_convert_list (c); | |
13641 | ||
13642 | UNGCPRO; | |
13643 | ||
13644 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
13645 | error ("Key definition is invalid"); | |
13646 | ||
13647 | /* Work out the base key and the modifiers. */ | |
13648 | if (SYMBOLP (c)) | |
13649 | { | |
13650 | c = parse_modifiers (c); | |
13651 | lisp_modifiers = Fcar (Fcdr (c)); | |
13652 | c = Fcar (c); | |
13653 | if (!SYMBOLP (c)) | |
13654 | abort (); | |
d5db4077 | 13655 | vk_code = lookup_vk_code (SDATA (SYMBOL_NAME (c))); |
ccc2d29c GV |
13656 | } |
13657 | else if (INTEGERP (c)) | |
13658 | { | |
13659 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
13660 | /* Many ascii characters are their own virtual key code. */ | |
13661 | vk_code = XINT (c) & CHARACTERBITS; | |
13662 | } | |
13663 | ||
13664 | if (vk_code < 0 || vk_code > 255) | |
13665 | return Qnil; | |
13666 | ||
13667 | if ((lisp_modifiers & meta_modifier) != 0 | |
13668 | && !NILP (Vw32_alt_is_meta)) | |
13669 | lisp_modifiers |= alt_modifier; | |
13670 | ||
71eab8d1 AI |
13671 | /* Supply defs missing from mingw32. */ |
13672 | #ifndef MOD_ALT | |
13673 | #define MOD_ALT 0x0001 | |
13674 | #define MOD_CONTROL 0x0002 | |
13675 | #define MOD_SHIFT 0x0004 | |
13676 | #define MOD_WIN 0x0008 | |
13677 | #endif | |
13678 | ||
ccc2d29c GV |
13679 | /* Convert lisp modifiers to Windows hot-key form. */ |
13680 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
13681 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
13682 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
13683 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
13684 | ||
13685 | return HOTKEY (vk_code, w32_modifiers); | |
13686 | } | |
13687 | ||
74e1aeec JR |
13688 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
13689 | Sw32_register_hot_key, 1, 1, 0, | |
13690 | doc: /* Register KEY as a hot-key combination. | |
13691 | Certain key combinations like Alt-Tab are reserved for system use on | |
13692 | Windows, and therefore are normally intercepted by the system. However, | |
13693 | most of these key combinations can be received by registering them as | |
13694 | hot-keys, overriding their special meaning. | |
13695 | ||
13696 | KEY must be a one element key definition in vector form that would be | |
13697 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
13698 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
13699 | is always interpreted as the Windows modifier keys. | |
13700 | ||
13701 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
13702 | (key) |
13703 | Lisp_Object key; | |
13704 | { | |
13705 | key = w32_parse_hot_key (key); | |
13706 | ||
13707 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
13708 | { | |
13709 | /* Reuse an empty slot if possible. */ | |
13710 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
13711 | ||
13712 | /* Safe to add new key to list, even if we have focus. */ | |
13713 | if (NILP (item)) | |
13714 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
13715 | else | |
f3fbd155 | 13716 | XSETCAR (item, key); |
ccc2d29c GV |
13717 | |
13718 | /* Notify input thread about new hot-key definition, so that it | |
13719 | takes effect without needing to switch focus. */ | |
13720 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
13721 | (WPARAM) key, 0); | |
13722 | } | |
13723 | ||
13724 | return key; | |
13725 | } | |
13726 | ||
74e1aeec JR |
13727 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
13728 | Sw32_unregister_hot_key, 1, 1, 0, | |
13729 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
13730 | (key) |
13731 | Lisp_Object key; | |
13732 | { | |
13733 | Lisp_Object item; | |
13734 | ||
13735 | if (!INTEGERP (key)) | |
13736 | key = w32_parse_hot_key (key); | |
13737 | ||
13738 | item = Fmemq (key, w32_grabbed_keys); | |
13739 | ||
13740 | if (!NILP (item)) | |
13741 | { | |
13742 | /* Notify input thread about hot-key definition being removed, so | |
13743 | that it takes effect without needing focus switch. */ | |
13744 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
13745 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
13746 | { | |
13747 | MSG msg; | |
13748 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
13749 | } | |
13750 | return Qt; | |
13751 | } | |
13752 | return Qnil; | |
13753 | } | |
13754 | ||
74e1aeec JR |
13755 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
13756 | Sw32_registered_hot_keys, 0, 0, 0, | |
13757 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
13758 | () |
13759 | { | |
13760 | return Fcopy_sequence (w32_grabbed_keys); | |
13761 | } | |
13762 | ||
74e1aeec JR |
13763 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
13764 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
13765 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
13766 | (hotkeyid) |
13767 | Lisp_Object hotkeyid; | |
13768 | { | |
13769 | int vk_code, w32_modifiers; | |
13770 | Lisp_Object key; | |
13771 | ||
b7826503 | 13772 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
13773 | |
13774 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
13775 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
13776 | ||
13777 | if (lispy_function_keys[vk_code]) | |
13778 | key = intern (lispy_function_keys[vk_code]); | |
13779 | else | |
13780 | key = make_number (vk_code); | |
13781 | ||
13782 | key = Fcons (key, Qnil); | |
13783 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 13784 | key = Fcons (Qshift, key); |
ccc2d29c | 13785 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 13786 | key = Fcons (Qctrl, key); |
ccc2d29c | 13787 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 13788 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 13789 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 13790 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
13791 | |
13792 | return key; | |
13793 | } | |
adcc3809 | 13794 | |
74e1aeec JR |
13795 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
13796 | Sw32_toggle_lock_key, 1, 2, 0, | |
13797 | doc: /* Toggle the state of the lock key KEY. | |
13798 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
13799 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
13800 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
13801 | (key, new_state) |
13802 | Lisp_Object key, new_state; | |
13803 | { | |
13804 | int vk_code; | |
adcc3809 GV |
13805 | |
13806 | if (EQ (key, intern ("capslock"))) | |
13807 | vk_code = VK_CAPITAL; | |
13808 | else if (EQ (key, intern ("kp-numlock"))) | |
13809 | vk_code = VK_NUMLOCK; | |
13810 | else if (EQ (key, intern ("scroll"))) | |
13811 | vk_code = VK_SCROLL; | |
13812 | else | |
13813 | return Qnil; | |
13814 | ||
13815 | if (!dwWindowsThreadId) | |
13816 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
13817 | ||
13818 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
13819 | (WPARAM) vk_code, (LPARAM) new_state)) | |
13820 | { | |
13821 | MSG msg; | |
13822 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
13823 | return make_number (msg.wParam); | |
13824 | } | |
13825 | return Qnil; | |
13826 | } | |
ee78dc32 | 13827 | \f |
2254bcde | 13828 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
13829 | doc: /* Return storage information about the file system FILENAME is on. |
13830 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
13831 | storage of the file system, FREE is the free storage, and AVAIL is the | |
13832 | storage available to a non-superuser. All 3 numbers are in bytes. | |
13833 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
13834 | (filename) |
13835 | Lisp_Object filename; | |
13836 | { | |
13837 | Lisp_Object encoded, value; | |
13838 | ||
b7826503 | 13839 | CHECK_STRING (filename); |
2254bcde AI |
13840 | filename = Fexpand_file_name (filename, Qnil); |
13841 | encoded = ENCODE_FILE (filename); | |
13842 | ||
13843 | value = Qnil; | |
13844 | ||
13845 | /* Determining the required information on Windows turns out, sadly, | |
13846 | to be more involved than one would hope. The original Win32 api | |
13847 | call for this will return bogus information on some systems, but we | |
13848 | must dynamically probe for the replacement api, since that was | |
13849 | added rather late on. */ | |
13850 | { | |
13851 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
13852 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
13853 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
13854 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
13855 | ||
13856 | /* On Windows, we may need to specify the root directory of the | |
13857 | volume holding FILENAME. */ | |
13858 | char rootname[MAX_PATH]; | |
d5db4077 | 13859 | char *name = SDATA (encoded); |
2254bcde AI |
13860 | |
13861 | /* find the root name of the volume if given */ | |
13862 | if (isalpha (name[0]) && name[1] == ':') | |
13863 | { | |
13864 | rootname[0] = name[0]; | |
13865 | rootname[1] = name[1]; | |
13866 | rootname[2] = '\\'; | |
13867 | rootname[3] = 0; | |
13868 | } | |
13869 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
13870 | { | |
13871 | char *str = rootname; | |
13872 | int slashes = 4; | |
13873 | do | |
13874 | { | |
13875 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
13876 | break; | |
13877 | *str++ = *name++; | |
13878 | } | |
13879 | while ( *name ); | |
13880 | ||
13881 | *str++ = '\\'; | |
13882 | *str = 0; | |
13883 | } | |
13884 | ||
13885 | if (pfn_GetDiskFreeSpaceEx) | |
13886 | { | |
ac849ba4 JR |
13887 | /* Unsigned large integers cannot be cast to double, so |
13888 | use signed ones instead. */ | |
2254bcde AI |
13889 | LARGE_INTEGER availbytes; |
13890 | LARGE_INTEGER freebytes; | |
13891 | LARGE_INTEGER totalbytes; | |
13892 | ||
13893 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
ac849ba4 JR |
13894 | (ULARGE_INTEGER *)&availbytes, |
13895 | (ULARGE_INTEGER *)&totalbytes, | |
13896 | (ULARGE_INTEGER *)&freebytes)) | |
2254bcde AI |
13897 | value = list3 (make_float ((double) totalbytes.QuadPart), |
13898 | make_float ((double) freebytes.QuadPart), | |
13899 | make_float ((double) availbytes.QuadPart)); | |
13900 | } | |
13901 | else | |
13902 | { | |
13903 | DWORD sectors_per_cluster; | |
13904 | DWORD bytes_per_sector; | |
13905 | DWORD free_clusters; | |
13906 | DWORD total_clusters; | |
13907 | ||
13908 | if (GetDiskFreeSpace(rootname, | |
13909 | §ors_per_cluster, | |
13910 | &bytes_per_sector, | |
13911 | &free_clusters, | |
13912 | &total_clusters)) | |
13913 | value = list3 (make_float ((double) total_clusters | |
13914 | * sectors_per_cluster * bytes_per_sector), | |
13915 | make_float ((double) free_clusters | |
13916 | * sectors_per_cluster * bytes_per_sector), | |
13917 | make_float ((double) free_clusters | |
13918 | * sectors_per_cluster * bytes_per_sector)); | |
13919 | } | |
13920 | } | |
13921 | ||
13922 | return value; | |
13923 | } | |
13924 | \f | |
39a0e135 JR |
13925 | DEFUN ("default-printer-name", Fdefault_printer_name, Sdefault_printer_name, |
13926 | 0, 0, 0, doc: /* Return the name of Windows default printer device. */) | |
13927 | () | |
13928 | { | |
13929 | static char pname_buf[256]; | |
13930 | int err; | |
13931 | HANDLE hPrn; | |
13932 | PRINTER_INFO_2 *ppi2 = NULL; | |
13933 | DWORD dwNeeded = 0, dwReturned = 0; | |
13934 | ||
13935 | /* Retrieve the default string from Win.ini (the registry). | |
13936 | * String will be in form "printername,drivername,portname". | |
13937 | * This is the most portable way to get the default printer. */ | |
13938 | if (GetProfileString ("windows", "device", ",,", pname_buf, sizeof (pname_buf)) <= 0) | |
13939 | return Qnil; | |
13940 | /* printername precedes first "," character */ | |
13941 | strtok (pname_buf, ","); | |
13942 | /* We want to know more than the printer name */ | |
13943 | if (!OpenPrinter (pname_buf, &hPrn, NULL)) | |
13944 | return Qnil; | |
13945 | GetPrinter (hPrn, 2, NULL, 0, &dwNeeded); | |
13946 | if (dwNeeded == 0) | |
13947 | { | |
13948 | ClosePrinter (hPrn); | |
13949 | return Qnil; | |
13950 | } | |
13951 | /* Allocate memory for the PRINTER_INFO_2 struct */ | |
13952 | ppi2 = (PRINTER_INFO_2 *) xmalloc (dwNeeded); | |
13953 | if (!ppi2) | |
13954 | { | |
13955 | ClosePrinter (hPrn); | |
13956 | return Qnil; | |
13957 | } | |
13958 | /* Call GetPrinter() again with big enouth memory block */ | |
13959 | err = GetPrinter (hPrn, 2, (LPBYTE)ppi2, dwNeeded, &dwReturned); | |
13960 | ClosePrinter (hPrn); | |
13961 | if (!err) | |
13962 | { | |
13963 | xfree(ppi2); | |
13964 | return Qnil; | |
13965 | } | |
13966 | ||
13967 | if (ppi2) | |
13968 | { | |
13969 | if (ppi2->Attributes & PRINTER_ATTRIBUTE_SHARED && ppi2->pServerName) | |
13970 | { | |
13971 | /* a remote printer */ | |
13972 | if (*ppi2->pServerName == '\\') | |
13973 | _snprintf(pname_buf, sizeof (pname_buf), "%s\\%s", ppi2->pServerName, | |
13974 | ppi2->pShareName); | |
13975 | else | |
13976 | _snprintf(pname_buf, sizeof (pname_buf), "\\\\%s\\%s", ppi2->pServerName, | |
13977 | ppi2->pShareName); | |
13978 | pname_buf[sizeof (pname_buf) - 1] = '\0'; | |
13979 | } | |
13980 | else | |
13981 | { | |
13982 | /* a local printer */ | |
13983 | strncpy(pname_buf, ppi2->pPortName, sizeof (pname_buf)); | |
13984 | pname_buf[sizeof (pname_buf) - 1] = '\0'; | |
13985 | /* `pPortName' can include several ports, delimited by ','. | |
13986 | * we only use the first one. */ | |
13987 | strtok(pname_buf, ","); | |
13988 | } | |
13989 | xfree(ppi2); | |
13990 | } | |
13991 | ||
13992 | return build_string (pname_buf); | |
13993 | } | |
13994 | \f | |
0e3fcdef JR |
13995 | /*********************************************************************** |
13996 | Initialization | |
13997 | ***********************************************************************/ | |
13998 | ||
6d906347 KS |
13999 | /* Keep this list in the same order as frame_parms in frame.c. |
14000 | Use 0 for unsupported frame parameters. */ | |
14001 | ||
14002 | frame_parm_handler w32_frame_parm_handlers[] = | |
14003 | { | |
14004 | x_set_autoraise, | |
14005 | x_set_autolower, | |
14006 | x_set_background_color, | |
14007 | x_set_border_color, | |
14008 | x_set_border_width, | |
14009 | x_set_cursor_color, | |
14010 | x_set_cursor_type, | |
14011 | x_set_font, | |
14012 | x_set_foreground_color, | |
14013 | x_set_icon_name, | |
14014 | x_set_icon_type, | |
14015 | x_set_internal_border_width, | |
14016 | x_set_menu_bar_lines, | |
14017 | x_set_mouse_color, | |
14018 | x_explicitly_set_name, | |
14019 | x_set_scroll_bar_width, | |
14020 | x_set_title, | |
14021 | x_set_unsplittable, | |
14022 | x_set_vertical_scroll_bars, | |
14023 | x_set_visibility, | |
14024 | x_set_tool_bar_lines, | |
14025 | 0, /* x_set_scroll_bar_foreground, */ | |
14026 | 0, /* x_set_scroll_bar_background, */ | |
14027 | x_set_screen_gamma, | |
14028 | x_set_line_spacing, | |
14029 | x_set_fringe_width, | |
14030 | x_set_fringe_width, | |
14031 | 0, /* x_set_wait_for_wm, */ | |
14032 | x_set_fullscreen, | |
14033 | }; | |
14034 | ||
0e3fcdef | 14035 | void |
fbd6baed | 14036 | syms_of_w32fns () |
ee78dc32 | 14037 | { |
afc390dc JR |
14038 | globals_of_w32fns (); |
14039 | /* This is zero if not using MS-Windows. */ | |
1edf84e7 | 14040 | w32_in_use = 0; |
9eb16b62 JR |
14041 | track_mouse_window = NULL; |
14042 | ||
d285988b JR |
14043 | w32_visible_system_caret_hwnd = NULL; |
14044 | ||
ee78dc32 GV |
14045 | Qnone = intern ("none"); |
14046 | staticpro (&Qnone); | |
ee78dc32 GV |
14047 | Qsuppress_icon = intern ("suppress-icon"); |
14048 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
14049 | Qundefined_color = intern ("undefined-color"); |
14050 | staticpro (&Qundefined_color); | |
dfff8a69 JR |
14051 | Qcenter = intern ("center"); |
14052 | staticpro (&Qcenter); | |
dc220243 JR |
14053 | Qcancel_timer = intern ("cancel-timer"); |
14054 | staticpro (&Qcancel_timer); | |
ee78dc32 | 14055 | |
adcc3809 GV |
14056 | Qhyper = intern ("hyper"); |
14057 | staticpro (&Qhyper); | |
14058 | Qsuper = intern ("super"); | |
14059 | staticpro (&Qsuper); | |
14060 | Qmeta = intern ("meta"); | |
14061 | staticpro (&Qmeta); | |
14062 | Qalt = intern ("alt"); | |
14063 | staticpro (&Qalt); | |
14064 | Qctrl = intern ("ctrl"); | |
14065 | staticpro (&Qctrl); | |
14066 | Qcontrol = intern ("control"); | |
14067 | staticpro (&Qcontrol); | |
14068 | Qshift = intern ("shift"); | |
14069 | staticpro (&Qshift); | |
f7b9d4d1 | 14070 | /* This is the end of symbol initialization. */ |
adcc3809 | 14071 | |
6fc2811b JR |
14072 | /* Text property `display' should be nonsticky by default. */ |
14073 | Vtext_property_default_nonsticky | |
14074 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
14075 | ||
14076 | ||
14077 | Qlaplace = intern ("laplace"); | |
14078 | staticpro (&Qlaplace); | |
3cf3436e JR |
14079 | Qemboss = intern ("emboss"); |
14080 | staticpro (&Qemboss); | |
14081 | Qedge_detection = intern ("edge-detection"); | |
14082 | staticpro (&Qedge_detection); | |
14083 | Qheuristic = intern ("heuristic"); | |
14084 | staticpro (&Qheuristic); | |
14085 | QCmatrix = intern (":matrix"); | |
14086 | staticpro (&QCmatrix); | |
14087 | QCcolor_adjustment = intern (":color-adjustment"); | |
14088 | staticpro (&QCcolor_adjustment); | |
14089 | QCmask = intern (":mask"); | |
14090 | staticpro (&QCmask); | |
6fc2811b | 14091 | |
ee78dc32 GV |
14092 | Fput (Qundefined_color, Qerror_conditions, |
14093 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
14094 | Fput (Qundefined_color, Qerror_message, | |
14095 | build_string ("Undefined color")); | |
14096 | ||
ccc2d29c GV |
14097 | staticpro (&w32_grabbed_keys); |
14098 | w32_grabbed_keys = Qnil; | |
14099 | ||
fbd6baed | 14100 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 14101 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 14102 | Vw32_color_map = Qnil; |
ee78dc32 | 14103 | |
fbd6baed | 14104 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
14105 | doc: /* Non-nil if alt key presses are passed on to Windows. |
14106 | When non-nil, for example, alt pressed and released and then space will | |
14107 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 14108 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 14109 | |
fbd6baed | 14110 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
14111 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
14112 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 14113 | Vw32_alt_is_meta = Qt; |
8c205c63 | 14114 | |
7d081355 | 14115 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 14116 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
14117 | XSETINT (Vw32_quit_key, 0); |
14118 | ||
7d0393cf | 14119 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
ccc2d29c | 14120 | &Vw32_pass_lwindow_to_system, |
74e1aeec JR |
14121 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
14122 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14123 | Vw32_pass_lwindow_to_system = Qt; |
14124 | ||
7d0393cf | 14125 | DEFVAR_LISP ("w32-pass-rwindow-to-system", |
ccc2d29c | 14126 | &Vw32_pass_rwindow_to_system, |
74e1aeec JR |
14127 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
14128 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14129 | Vw32_pass_rwindow_to_system = Qt; |
14130 | ||
adcc3809 GV |
14131 | DEFVAR_INT ("w32-phantom-key-code", |
14132 | &Vw32_phantom_key_code, | |
74e1aeec JR |
14133 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
14134 | Value is a number between 0 and 255. | |
14135 | ||
14136 | Phantom key presses are generated in order to stop the system from | |
14137 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
14138 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
14139 | /* Although 255 is technically not a valid key code, it works and |
14140 | means that this hack won't interfere with any real key code. */ | |
14141 | Vw32_phantom_key_code = 255; | |
adcc3809 | 14142 | |
7d0393cf | 14143 | DEFVAR_LISP ("w32-enable-num-lock", |
ccc2d29c | 14144 | &Vw32_enable_num_lock, |
74e1aeec JR |
14145 | doc: /* Non-nil if Num Lock should act normally. |
14146 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
14147 | Vw32_enable_num_lock = Qt; |
14148 | ||
7d0393cf | 14149 | DEFVAR_LISP ("w32-enable-caps-lock", |
ccc2d29c | 14150 | &Vw32_enable_caps_lock, |
74e1aeec JR |
14151 | doc: /* Non-nil if Caps Lock should act normally. |
14152 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
14153 | Vw32_enable_caps_lock = Qt; |
14154 | ||
14155 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
14156 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
14157 | doc: /* Modifier to use for the Scroll Lock on state. |
14158 | The value can be hyper, super, meta, alt, control or shift for the | |
14159 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
14160 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14161 | Vw32_scroll_lock_modifier = Qt; |
14162 | ||
14163 | DEFVAR_LISP ("w32-lwindow-modifier", | |
14164 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
14165 | doc: /* Modifier to use for the left \"Windows\" key. |
14166 | The value can be hyper, super, meta, alt, control or shift for the | |
14167 | respective modifier, or nil to appear as the key `lwindow'. | |
14168 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14169 | Vw32_lwindow_modifier = Qnil; |
14170 | ||
14171 | DEFVAR_LISP ("w32-rwindow-modifier", | |
14172 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
14173 | doc: /* Modifier to use for the right \"Windows\" key. |
14174 | The value can be hyper, super, meta, alt, control or shift for the | |
14175 | respective modifier, or nil to appear as the key `rwindow'. | |
14176 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14177 | Vw32_rwindow_modifier = Qnil; |
14178 | ||
14179 | DEFVAR_LISP ("w32-apps-modifier", | |
14180 | &Vw32_apps_modifier, | |
74e1aeec JR |
14181 | doc: /* Modifier to use for the \"Apps\" key. |
14182 | The value can be hyper, super, meta, alt, control or shift for the | |
14183 | respective modifier, or nil to appear as the key `apps'. | |
14184 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 14185 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 14186 | |
d84b082d | 14187 | DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts, |
74e1aeec | 14188 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
d84b082d | 14189 | w32_enable_synthesized_fonts = 0; |
5ac45f98 | 14190 | |
fbd6baed | 14191 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 14192 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 14193 | Vw32_enable_palette = Qt; |
5ac45f98 | 14194 | |
fbd6baed GV |
14195 | DEFVAR_INT ("w32-mouse-button-tolerance", |
14196 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
14197 | doc: /* Analogue of double click interval for faking middle mouse events. |
14198 | The value is the minimum time in milliseconds that must elapse between | |
14199 | left/right button down events before they are considered distinct events. | |
14200 | If both mouse buttons are depressed within this interval, a middle mouse | |
14201 | button down event is generated instead. */); | |
fbd6baed | 14202 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 14203 | |
fbd6baed GV |
14204 | DEFVAR_INT ("w32-mouse-move-interval", |
14205 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
14206 | doc: /* Minimum interval between mouse move events. |
14207 | The value is the minimum time in milliseconds that must elapse between | |
14208 | successive mouse move (or scroll bar drag) events before they are | |
14209 | reported as lisp events. */); | |
247be837 | 14210 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 14211 | |
74214547 JR |
14212 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
14213 | &w32_pass_extra_mouse_buttons_to_system, | |
14214 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. | |
14215 | Recent versions of Windows support mice with up to five buttons. | |
14216 | Since most applications don't support these extra buttons, most mouse | |
14217 | drivers will allow you to map them to functions at the system level. | |
14218 | If this variable is non-nil, Emacs will pass them on, allowing the | |
14219 | system to handle them. */); | |
14220 | w32_pass_extra_mouse_buttons_to_system = 0; | |
14221 | ||
ee78dc32 | 14222 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
6e2d67d8 | 14223 | doc: /* List of directories to search for window system bitmap files. */); |
ee78dc32 GV |
14224 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
14225 | ||
14226 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
14227 | doc: /* The shape of the pointer when over text. |
14228 | Changing the value does not affect existing frames | |
14229 | unless you set the mouse color. */); | |
ee78dc32 GV |
14230 | Vx_pointer_shape = Qnil; |
14231 | ||
ee78dc32 GV |
14232 | Vx_nontext_pointer_shape = Qnil; |
14233 | ||
14234 | Vx_mode_pointer_shape = Qnil; | |
14235 | ||
0af913d7 | 14236 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
14237 | doc: /* The shape of the pointer when Emacs is busy. |
14238 | This variable takes effect when you create a new frame | |
14239 | or when you set the mouse color. */); | |
0af913d7 | 14240 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 14241 | |
0af913d7 | 14242 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 14243 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 14244 | display_hourglass_p = 1; |
7d0393cf | 14245 | |
0af913d7 | 14246 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
14247 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
14248 | Value must be an integer or float. */); | |
0af913d7 | 14249 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 14250 | |
6fc2811b | 14251 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 14252 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
14253 | doc: /* The shape of the pointer when over mouse-sensitive text. |
14254 | This variable takes effect when you create a new frame | |
14255 | or when you set the mouse color. */); | |
ee78dc32 GV |
14256 | Vx_sensitive_text_pointer_shape = Qnil; |
14257 | ||
4694d762 JR |
14258 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
14259 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
14260 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
14261 | This variable takes effect when you create a new frame | |
14262 | or when you set the mouse color. */); | |
4694d762 JR |
14263 | Vx_window_horizontal_drag_shape = Qnil; |
14264 | ||
ee78dc32 | 14265 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 14266 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
14267 | Vx_cursor_fore_pixel = Qnil; |
14268 | ||
3cf3436e | 14269 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
14270 | doc: /* Maximum size for tooltips. |
14271 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e | 14272 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
7d0393cf | 14273 | |
ee78dc32 | 14274 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
14275 | doc: /* Non-nil if no window manager is in use. |
14276 | Emacs doesn't try to figure this out; this is always nil | |
14277 | unless you set it to something else. */); | |
ee78dc32 GV |
14278 | /* We don't have any way to find this out, so set it to nil |
14279 | and maybe the user would like to set it to t. */ | |
14280 | Vx_no_window_manager = Qnil; | |
14281 | ||
4587b026 GV |
14282 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
14283 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
14284 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
14285 | ||
14286 | Since Emacs gets width of a font matching with this regexp from | |
14287 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
14288 | such a font. This is especially effective for such large fonts as | |
14289 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
14290 | Vx_pixel_size_width_font_regexp = Qnil; |
14291 | ||
6fc2811b | 14292 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
14293 | doc: /* Time after which cached images are removed from the cache. |
14294 | When an image has not been displayed this many seconds, remove it | |
14295 | from the image cache. Value must be an integer or nil with nil | |
14296 | meaning don't clear the cache. */); | |
6fc2811b JR |
14297 | Vimage_cache_eviction_delay = make_number (30 * 60); |
14298 | ||
33d52f9c GV |
14299 | DEFVAR_LISP ("w32-bdf-filename-alist", |
14300 | &Vw32_bdf_filename_alist, | |
74e1aeec | 14301 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
14302 | Vw32_bdf_filename_alist = Qnil; |
14303 | ||
1075afa9 GV |
14304 | DEFVAR_BOOL ("w32-strict-fontnames", |
14305 | &w32_strict_fontnames, | |
74e1aeec JR |
14306 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
14307 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
14308 | and allows third-party CJK display to work by specifying false charset | |
14309 | fields to trick Emacs into translating to Big5, SJIS etc. | |
14310 | Setting this to t will prevent wrong fonts being selected when | |
14311 | fontsets are automatically created. */); | |
1075afa9 GV |
14312 | w32_strict_fontnames = 0; |
14313 | ||
c0611964 AI |
14314 | DEFVAR_BOOL ("w32-strict-painting", |
14315 | &w32_strict_painting, | |
74e1aeec JR |
14316 | doc: /* Non-nil means use strict rules for repainting frames. |
14317 | Set this to nil to get the old behaviour for repainting; this should | |
14318 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
14319 | w32_strict_painting = 1; |
14320 | ||
dfff8a69 JR |
14321 | DEFVAR_LISP ("w32-charset-info-alist", |
14322 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
14323 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
14324 | Each entry should be of the form: | |
74e1aeec JR |
14325 | |
14326 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
14327 | ||
14328 | where CHARSET_NAME is a string used in font names to identify the charset, | |
14329 | WINDOWS_CHARSET is a symbol that can be one of: | |
14330 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
14331 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
14332 | w32-charset-chinesebig5, | |
74e1aeec JR |
14333 | w32-charset-johab, w32-charset-hebrew, |
14334 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
14335 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
14336 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
74e1aeec | 14337 | w32-charset-unicode, |
74e1aeec JR |
14338 | or w32-charset-oem. |
14339 | CODEPAGE should be an integer specifying the codepage that should be used | |
14340 | to display the character set, t to do no translation and output as Unicode, | |
14341 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
14342 | versions of Windows) characters. */); | |
dfff8a69 JR |
14343 | Vw32_charset_info_alist = Qnil; |
14344 | ||
14345 | staticpro (&Qw32_charset_ansi); | |
14346 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
14347 | staticpro (&Qw32_charset_symbol); | |
14348 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
14349 | staticpro (&Qw32_charset_shiftjis); | |
14350 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
14351 | staticpro (&Qw32_charset_hangeul); |
14352 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
14353 | staticpro (&Qw32_charset_chinesebig5); |
14354 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
14355 | staticpro (&Qw32_charset_gb2312); | |
14356 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
14357 | staticpro (&Qw32_charset_oem); | |
14358 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
14359 | ||
14360 | #ifdef JOHAB_CHARSET | |
14361 | { | |
14362 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
14363 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
14364 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14365 | |
14366 | staticpro (&Qw32_charset_johab); | |
14367 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
14368 | staticpro (&Qw32_charset_easteurope); | |
14369 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
14370 | staticpro (&Qw32_charset_turkish); | |
14371 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
14372 | staticpro (&Qw32_charset_baltic); | |
14373 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
14374 | staticpro (&Qw32_charset_russian); | |
14375 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
14376 | staticpro (&Qw32_charset_arabic); | |
14377 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
14378 | staticpro (&Qw32_charset_greek); | |
14379 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
14380 | staticpro (&Qw32_charset_hebrew); | |
14381 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
14382 | staticpro (&Qw32_charset_vietnamese); |
14383 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
14384 | staticpro (&Qw32_charset_thai); |
14385 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
14386 | staticpro (&Qw32_charset_mac); | |
14387 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
14388 | } | |
14389 | #endif | |
14390 | ||
14391 | #ifdef UNICODE_CHARSET | |
14392 | { | |
14393 | static int w32_unicode_charset_defined = 1; | |
14394 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
14395 | &w32_unicode_charset_defined, |
14396 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14397 | |
14398 | staticpro (&Qw32_charset_unicode); | |
14399 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
14400 | #endif | |
14401 | ||
767b1ff0 | 14402 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
14403 | defsubr (&Sx_change_window_property); |
14404 | defsubr (&Sx_delete_window_property); | |
14405 | defsubr (&Sx_window_property); | |
14406 | #endif | |
2d764c78 | 14407 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 14408 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
14409 | defsubr (&Sxw_color_defined_p); |
14410 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
14411 | defsubr (&Sx_server_max_request_size); |
14412 | defsubr (&Sx_server_vendor); | |
14413 | defsubr (&Sx_server_version); | |
14414 | defsubr (&Sx_display_pixel_width); | |
14415 | defsubr (&Sx_display_pixel_height); | |
14416 | defsubr (&Sx_display_mm_width); | |
14417 | defsubr (&Sx_display_mm_height); | |
14418 | defsubr (&Sx_display_screens); | |
14419 | defsubr (&Sx_display_planes); | |
14420 | defsubr (&Sx_display_color_cells); | |
14421 | defsubr (&Sx_display_visual_class); | |
14422 | defsubr (&Sx_display_backing_store); | |
14423 | defsubr (&Sx_display_save_under); | |
ee78dc32 | 14424 | defsubr (&Sx_create_frame); |
ee78dc32 GV |
14425 | defsubr (&Sx_open_connection); |
14426 | defsubr (&Sx_close_connection); | |
14427 | defsubr (&Sx_display_list); | |
14428 | defsubr (&Sx_synchronize); | |
14429 | ||
fbd6baed | 14430 | /* W32 specific functions */ |
ee78dc32 | 14431 | |
1edf84e7 | 14432 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
14433 | defsubr (&Sw32_select_font); |
14434 | defsubr (&Sw32_define_rgb_color); | |
14435 | defsubr (&Sw32_default_color_map); | |
14436 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 14437 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 14438 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
14439 | defsubr (&Sw32_register_hot_key); |
14440 | defsubr (&Sw32_unregister_hot_key); | |
14441 | defsubr (&Sw32_registered_hot_keys); | |
14442 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 14443 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 14444 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 14445 | |
2254bcde | 14446 | defsubr (&Sfile_system_info); |
39a0e135 | 14447 | defsubr (&Sdefault_printer_name); |
2254bcde | 14448 | |
4587b026 GV |
14449 | /* Setting callback functions for fontset handler. */ |
14450 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
14451 | |
14452 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
14453 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 14454 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
14455 | #endif |
14456 | ||
4587b026 GV |
14457 | load_font_func = w32_load_font; |
14458 | find_ccl_program_func = w32_find_ccl_program; | |
14459 | query_font_func = w32_query_font; | |
14460 | set_frame_fontset_func = x_set_font; | |
14461 | check_window_system_func = check_w32; | |
6fc2811b | 14462 | |
6fc2811b JR |
14463 | /* Images. */ |
14464 | Qxbm = intern ("xbm"); | |
14465 | staticpro (&Qxbm); | |
a93f4566 GM |
14466 | QCconversion = intern (":conversion"); |
14467 | staticpro (&QCconversion); | |
6fc2811b JR |
14468 | QCheuristic_mask = intern (":heuristic-mask"); |
14469 | staticpro (&QCheuristic_mask); | |
14470 | QCcolor_symbols = intern (":color-symbols"); | |
14471 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
14472 | QCascent = intern (":ascent"); |
14473 | staticpro (&QCascent); | |
14474 | QCmargin = intern (":margin"); | |
14475 | staticpro (&QCmargin); | |
14476 | QCrelief = intern (":relief"); | |
14477 | staticpro (&QCrelief); | |
14478 | Qpostscript = intern ("postscript"); | |
14479 | staticpro (&Qpostscript); | |
14480 | QCloader = intern (":loader"); | |
14481 | staticpro (&QCloader); | |
14482 | QCbounding_box = intern (":bounding-box"); | |
14483 | staticpro (&QCbounding_box); | |
14484 | QCpt_width = intern (":pt-width"); | |
14485 | staticpro (&QCpt_width); | |
14486 | QCpt_height = intern (":pt-height"); | |
14487 | staticpro (&QCpt_height); | |
14488 | QCindex = intern (":index"); | |
14489 | staticpro (&QCindex); | |
14490 | Qpbm = intern ("pbm"); | |
14491 | staticpro (&Qpbm); | |
14492 | ||
14493 | #if HAVE_XPM | |
14494 | Qxpm = intern ("xpm"); | |
14495 | staticpro (&Qxpm); | |
14496 | #endif | |
7d0393cf | 14497 | |
6fc2811b JR |
14498 | #if HAVE_JPEG |
14499 | Qjpeg = intern ("jpeg"); | |
14500 | staticpro (&Qjpeg); | |
7d0393cf | 14501 | #endif |
6fc2811b JR |
14502 | |
14503 | #if HAVE_TIFF | |
14504 | Qtiff = intern ("tiff"); | |
14505 | staticpro (&Qtiff); | |
7d0393cf | 14506 | #endif |
6fc2811b JR |
14507 | |
14508 | #if HAVE_GIF | |
14509 | Qgif = intern ("gif"); | |
14510 | staticpro (&Qgif); | |
14511 | #endif | |
14512 | ||
14513 | #if HAVE_PNG | |
14514 | Qpng = intern ("png"); | |
14515 | staticpro (&Qpng); | |
14516 | #endif | |
14517 | ||
14518 | defsubr (&Sclear_image_cache); | |
ac849ba4 JR |
14519 | defsubr (&Simage_size); |
14520 | defsubr (&Simage_mask_p); | |
6fc2811b | 14521 | |
0af913d7 GM |
14522 | hourglass_atimer = NULL; |
14523 | hourglass_shown_p = 0; | |
6fc2811b JR |
14524 | defsubr (&Sx_show_tip); |
14525 | defsubr (&Sx_hide_tip); | |
6fc2811b | 14526 | tip_timer = Qnil; |
57fa2774 JR |
14527 | staticpro (&tip_timer); |
14528 | tip_frame = Qnil; | |
14529 | staticpro (&tip_frame); | |
6fc2811b | 14530 | |
ca56d953 JR |
14531 | last_show_tip_args = Qnil; |
14532 | staticpro (&last_show_tip_args); | |
14533 | ||
6fc2811b JR |
14534 | defsubr (&Sx_file_dialog); |
14535 | } | |
14536 | ||
c922a224 | 14537 | |
9785d95b BK |
14538 | /* |
14539 | globals_of_w32fns is used to initialize those global variables that | |
14540 | must always be initialized on startup even when the global variable | |
14541 | initialized is non zero (see the function main in emacs.c). | |
14542 | globals_of_w32fns is called from syms_of_w32fns when the global | |
14543 | variable initialized is 0 and directly from main when initialized | |
14544 | is non zero. | |
14545 | */ | |
14546 | void globals_of_w32fns () | |
14547 | { | |
14548 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); | |
ccc0fdaa JR |
14549 | /* |
14550 | TrackMouseEvent not available in all versions of Windows, so must load | |
14551 | it dynamically. Do it once, here, instead of every time it is used. | |
9785d95b | 14552 | */ |
ccc0fdaa JR |
14553 | track_mouse_event_fn = (TrackMouseEvent_Proc) |
14554 | GetProcAddress (user32_lib, "TrackMouseEvent"); | |
14555 | /* ditto for GetClipboardSequenceNumber. */ | |
14556 | clipboard_sequence_fn = (ClipboardSequence_Proc) | |
14557 | GetProcAddress (user32_lib, "GetClipboardSequenceNumber"); | |
9785d95b | 14558 | } |
6fc2811b | 14559 | |
839b1909 JR |
14560 | /* Initialize image types. Based on which libraries are available. */ |
14561 | static void | |
14562 | init_external_image_libraries () | |
6fc2811b | 14563 | { |
afc390dc | 14564 | HINSTANCE library; |
7d0393cf | 14565 | |
6fc2811b | 14566 | #if HAVE_XPM |
c736ffda JR |
14567 | if ((library = LoadLibrary ("libXpm.dll"))) |
14568 | { | |
14569 | if (init_xpm_functions (library)) | |
14570 | define_image_type (&xpm_type); | |
14571 | } | |
14572 | ||
6fc2811b | 14573 | #endif |
7d0393cf | 14574 | |
6fc2811b | 14575 | #if HAVE_JPEG |
afc390dc | 14576 | /* Try loading jpeg library under probable names. */ |
c922a224 | 14577 | if ((library = LoadLibrary ("libjpeg.dll")) |
100dcd40 | 14578 | || (library = LoadLibrary ("jpeg-62.dll")) |
c922a224 | 14579 | || (library = LoadLibrary ("jpeg.dll"))) |
afc390dc JR |
14580 | { |
14581 | if (init_jpeg_functions (library)) | |
14582 | define_image_type (&jpeg_type); | |
14583 | } | |
6fc2811b | 14584 | #endif |
7d0393cf | 14585 | |
6fc2811b | 14586 | #if HAVE_TIFF |
12b918b2 JB |
14587 | if (library = LoadLibrary ("libtiff.dll")) |
14588 | { | |
14589 | if (init_tiff_functions (library)) | |
14590 | define_image_type (&tiff_type); | |
14591 | } | |
6fc2811b | 14592 | #endif |
919f1e88 | 14593 | |
6fc2811b | 14594 | #if HAVE_GIF |
1ffb278b JB |
14595 | if (library = LoadLibrary ("libungif.dll")) |
14596 | { | |
14597 | if (init_gif_functions (library)) | |
14598 | define_image_type (&gif_type); | |
14599 | } | |
6fc2811b | 14600 | #endif |
7d0393cf | 14601 | |
6fc2811b | 14602 | #if HAVE_PNG |
839b1909 JR |
14603 | /* Ensure zlib is loaded. Try debug version first. */ |
14604 | if (!LoadLibrary ("zlibd.dll")) | |
14605 | LoadLibrary ("zlib.dll"); | |
14606 | ||
14607 | /* Try loading libpng under probable names. */ | |
afc390dc JR |
14608 | if ((library = LoadLibrary ("libpng13d.dll")) |
14609 | || (library = LoadLibrary ("libpng13.dll")) | |
14610 | || (library = LoadLibrary ("libpng12d.dll")) | |
14611 | || (library = LoadLibrary ("libpng12.dll")) | |
14612 | || (library = LoadLibrary ("libpng.dll"))) | |
839b1909 | 14613 | { |
afc390dc | 14614 | if (init_png_functions (library)) |
839b1909 JR |
14615 | define_image_type (&png_type); |
14616 | } | |
6fc2811b | 14617 | #endif |
ee78dc32 GV |
14618 | } |
14619 | ||
839b1909 JR |
14620 | void |
14621 | init_xfns () | |
14622 | { | |
14623 | image_types = NULL; | |
14624 | Vimage_types = Qnil; | |
14625 | ||
14626 | define_image_type (&pbm_type); | |
14627 | define_image_type (&xbm_type); | |
14628 | ||
14629 | #if 0 /* TODO : Ghostscript support for W32 */ | |
14630 | define_image_type (&gs_type); | |
14631 | #endif | |
14632 | ||
14633 | /* Image types that rely on external libraries are loaded dynamically | |
14634 | if the library is available. */ | |
14635 | init_external_image_libraries (); | |
14636 | } | |
14637 | ||
ee78dc32 GV |
14638 | #undef abort |
14639 | ||
7d0393cf | 14640 | void |
fbd6baed | 14641 | w32_abort() |
ee78dc32 | 14642 | { |
5ac45f98 GV |
14643 | int button; |
14644 | button = MessageBox (NULL, | |
14645 | "A fatal error has occurred!\n\n" | |
14646 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
14647 | "Emacs Abort Dialog", | |
14648 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
14649 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
14650 | switch (button) | |
14651 | { | |
14652 | case IDRETRY: | |
14653 | DebugBreak (); | |
14654 | break; | |
14655 | case IDIGNORE: | |
14656 | break; | |
14657 | case IDABORT: | |
14658 | default: | |
14659 | abort (); | |
14660 | break; | |
14661 | } | |
ee78dc32 | 14662 | } |
d573caac | 14663 | |
83c75055 GV |
14664 | /* For convenience when debugging. */ |
14665 | int | |
14666 | w32_last_error() | |
14667 | { | |
14668 | return GetLastError (); | |
14669 | } | |
ab5796a9 MB |
14670 | |
14671 | /* arch-tag: 707589ab-b9be-4638-8cdd-74629cc9b446 | |
14672 | (do not change this comment) */ |