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> |
ee78dc32 | 54 | |
ee78dc32 | 55 | extern void free_frame_menubar (); |
9eb16b62 | 56 | extern void x_compute_fringe_widths P_ ((struct frame *, int)); |
6fc2811b | 57 | extern double atof (); |
9eb16b62 JR |
58 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
59 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); | |
60 | extern void w32_free_menu_strings P_ ((HWND)); | |
61 | ||
5ac45f98 | 62 | extern int quit_char; |
ee78dc32 | 63 | |
6fc2811b JR |
64 | /* A definition of XColor for non-X frames. */ |
65 | #ifndef HAVE_X_WINDOWS | |
66 | typedef struct { | |
67 | unsigned long pixel; | |
68 | unsigned short red, green, blue; | |
69 | char flags; | |
70 | char pad; | |
71 | } XColor; | |
72 | #endif | |
73 | ||
ccc2d29c GV |
74 | extern char *lispy_function_keys[]; |
75 | ||
6fc2811b JR |
76 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
77 | it, and including `bitmaps/gray' more than once is a problem when | |
78 | config.h defines `static' as an empty replacement string. */ | |
79 | ||
80 | int gray_bitmap_width = gray_width; | |
81 | int gray_bitmap_height = gray_height; | |
82 | unsigned char *gray_bitmap_bits = gray_bits; | |
83 | ||
ee78dc32 | 84 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 85 | Lisp_Object Vw32_color_map; |
ee78dc32 | 86 | |
da36a4d6 | 87 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 88 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 89 | |
8c205c63 RS |
90 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
91 | to alt_modifier. */ | |
fbd6baed | 92 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 93 | |
7d081355 AI |
94 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
95 | Lisp_Object Vw32_quit_key; | |
96 | ||
ccc2d29c GV |
97 | /* Non nil if left window key events are passed on to Windows (this only |
98 | affects whether "tapping" the key opens the Start menu). */ | |
99 | Lisp_Object Vw32_pass_lwindow_to_system; | |
100 | ||
101 | /* Non nil if right window key events are passed on to Windows (this | |
102 | only affects whether "tapping" the key opens the Start menu). */ | |
103 | Lisp_Object Vw32_pass_rwindow_to_system; | |
104 | ||
adcc3809 GV |
105 | /* Virtual key code used to generate "phantom" key presses in order |
106 | to stop system from acting on Windows key events. */ | |
107 | Lisp_Object Vw32_phantom_key_code; | |
108 | ||
ccc2d29c GV |
109 | /* Modifier associated with the left "Windows" key, or nil to act as a |
110 | normal key. */ | |
111 | Lisp_Object Vw32_lwindow_modifier; | |
112 | ||
113 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
114 | normal key. */ | |
115 | Lisp_Object Vw32_rwindow_modifier; | |
116 | ||
117 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
118 | key. */ | |
119 | Lisp_Object Vw32_apps_modifier; | |
120 | ||
121 | /* Value is nil if Num Lock acts as a function key. */ | |
122 | Lisp_Object Vw32_enable_num_lock; | |
123 | ||
124 | /* Value is nil if Caps Lock acts as a function key. */ | |
125 | Lisp_Object Vw32_enable_caps_lock; | |
126 | ||
127 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
128 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 129 | |
7ce9aaca | 130 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b JR |
131 | and italic versions of fonts. */ |
132 | Lisp_Object Vw32_enable_synthesized_fonts; | |
5ac45f98 GV |
133 | |
134 | /* Enable palette management. */ | |
fbd6baed | 135 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
136 | |
137 | /* Control how close left/right button down events must be to | |
138 | be converted to a middle button down event. */ | |
fbd6baed | 139 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 140 | |
84fb1139 KH |
141 | /* Minimum interval between mouse movement (and scroll bar drag) |
142 | events that are passed on to the event loop. */ | |
fbd6baed | 143 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 144 | |
ee78dc32 GV |
145 | /* The name we're using in resource queries. */ |
146 | Lisp_Object Vx_resource_name; | |
147 | ||
148 | /* Non nil if no window manager is in use. */ | |
149 | Lisp_Object Vx_no_window_manager; | |
150 | ||
0af913d7 | 151 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
dfff8a69 | 152 | |
0af913d7 | 153 | int display_hourglass_p; |
6fc2811b | 154 | |
ee78dc32 GV |
155 | /* The background and shape of the mouse pointer, and shape when not |
156 | over text or in the modeline. */ | |
dfff8a69 | 157 | |
ee78dc32 | 158 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 159 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape; |
6fc2811b | 160 | |
ee78dc32 | 161 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 162 | |
ee78dc32 GV |
163 | Lisp_Object Vx_sensitive_text_pointer_shape; |
164 | ||
165 | /* Color of chars displayed in cursor box. */ | |
dfff8a69 | 166 | |
ee78dc32 GV |
167 | Lisp_Object Vx_cursor_fore_pixel; |
168 | ||
1edf84e7 | 169 | /* Nonzero if using Windows. */ |
dfff8a69 | 170 | |
1edf84e7 GV |
171 | static int w32_in_use; |
172 | ||
ee78dc32 | 173 | /* Search path for bitmap files. */ |
dfff8a69 | 174 | |
ee78dc32 GV |
175 | Lisp_Object Vx_bitmap_file_path; |
176 | ||
4587b026 | 177 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 178 | |
4587b026 GV |
179 | Lisp_Object Vx_pixel_size_width_font_regexp; |
180 | ||
33d52f9c GV |
181 | /* Alist of bdf fonts and the files that define them. */ |
182 | Lisp_Object Vw32_bdf_filename_alist; | |
183 | ||
f46e6225 | 184 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
185 | int w32_strict_fontnames; |
186 | ||
c0611964 AI |
187 | /* A flag to control whether we should only repaint if GetUpdateRect |
188 | indicates there is an update region. */ | |
189 | int w32_strict_painting; | |
190 | ||
dfff8a69 JR |
191 | /* Associative list linking character set strings to Windows codepages. */ |
192 | Lisp_Object Vw32_charset_info_alist; | |
193 | ||
194 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
195 | #ifndef VIETNAMESE_CHARSET | |
196 | #define VIETNAMESE_CHARSET 163 | |
197 | #endif | |
198 | ||
ee78dc32 GV |
199 | Lisp_Object Qauto_raise; |
200 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
201 | Lisp_Object Qbar; |
202 | Lisp_Object Qborder_color; | |
203 | Lisp_Object Qborder_width; | |
204 | Lisp_Object Qbox; | |
205 | Lisp_Object Qcursor_color; | |
206 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
207 | Lisp_Object Qgeometry; |
208 | Lisp_Object Qicon_left; | |
209 | Lisp_Object Qicon_top; | |
210 | Lisp_Object Qicon_type; | |
211 | Lisp_Object Qicon_name; | |
212 | Lisp_Object Qinternal_border_width; | |
213 | Lisp_Object Qleft; | |
1026b400 | 214 | Lisp_Object Qright; |
ee78dc32 GV |
215 | Lisp_Object Qmouse_color; |
216 | Lisp_Object Qnone; | |
217 | Lisp_Object Qparent_id; | |
218 | Lisp_Object Qscroll_bar_width; | |
219 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
220 | Lisp_Object Qundefined_color; |
221 | Lisp_Object Qvertical_scroll_bars; | |
222 | Lisp_Object Qvisibility; | |
223 | Lisp_Object Qwindow_id; | |
224 | Lisp_Object Qx_frame_parameter; | |
225 | Lisp_Object Qx_resource_name; | |
226 | Lisp_Object Quser_position; | |
227 | Lisp_Object Quser_size; | |
6fc2811b | 228 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
229 | Lisp_Object Qline_spacing; |
230 | Lisp_Object Qcenter; | |
dc220243 | 231 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
232 | Lisp_Object Qhyper; |
233 | Lisp_Object Qsuper; | |
234 | Lisp_Object Qmeta; | |
235 | Lisp_Object Qalt; | |
236 | Lisp_Object Qctrl; | |
237 | Lisp_Object Qcontrol; | |
238 | Lisp_Object Qshift; | |
239 | ||
dfff8a69 JR |
240 | Lisp_Object Qw32_charset_ansi; |
241 | Lisp_Object Qw32_charset_default; | |
242 | Lisp_Object Qw32_charset_symbol; | |
243 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 244 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
245 | Lisp_Object Qw32_charset_gb2312; |
246 | Lisp_Object Qw32_charset_chinesebig5; | |
247 | Lisp_Object Qw32_charset_oem; | |
248 | ||
71eab8d1 AI |
249 | #ifndef JOHAB_CHARSET |
250 | #define JOHAB_CHARSET 130 | |
251 | #endif | |
dfff8a69 JR |
252 | #ifdef JOHAB_CHARSET |
253 | Lisp_Object Qw32_charset_easteurope; | |
254 | Lisp_Object Qw32_charset_turkish; | |
255 | Lisp_Object Qw32_charset_baltic; | |
256 | Lisp_Object Qw32_charset_russian; | |
257 | Lisp_Object Qw32_charset_arabic; | |
258 | Lisp_Object Qw32_charset_greek; | |
259 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 260 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
261 | Lisp_Object Qw32_charset_thai; |
262 | Lisp_Object Qw32_charset_johab; | |
263 | Lisp_Object Qw32_charset_mac; | |
264 | #endif | |
265 | ||
266 | #ifdef UNICODE_CHARSET | |
267 | Lisp_Object Qw32_charset_unicode; | |
268 | #endif | |
269 | ||
6fc2811b JR |
270 | extern Lisp_Object Qtop; |
271 | extern Lisp_Object Qdisplay; | |
272 | extern Lisp_Object Qtool_bar_lines; | |
273 | ||
5ac45f98 GV |
274 | /* State variables for emulating a three button mouse. */ |
275 | #define LMOUSE 1 | |
276 | #define MMOUSE 2 | |
277 | #define RMOUSE 4 | |
278 | ||
279 | static int button_state = 0; | |
fbd6baed | 280 | static W32Msg saved_mouse_button_msg; |
84fb1139 | 281 | static unsigned mouse_button_timer; /* non-zero when timer is active */ |
fbd6baed | 282 | static W32Msg saved_mouse_move_msg; |
84fb1139 KH |
283 | static unsigned mouse_move_timer; |
284 | ||
9eb16b62 JR |
285 | /* Window that is tracking the mouse. */ |
286 | static HWND track_mouse_window; | |
287 | FARPROC track_mouse_event_fn; | |
288 | ||
93fbe8b7 GV |
289 | /* W95 mousewheel handler */ |
290 | unsigned int msh_mousewheel = 0; | |
291 | ||
84fb1139 KH |
292 | #define MOUSE_BUTTON_ID 1 |
293 | #define MOUSE_MOVE_ID 2 | |
5ac45f98 | 294 | |
ee78dc32 | 295 | /* The below are defined in frame.c. */ |
dfff8a69 | 296 | |
ee78dc32 | 297 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 298 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 299 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
300 | |
301 | extern Lisp_Object Vwindow_system_version; | |
302 | ||
4b817373 RS |
303 | Lisp_Object Qface_set_after_frame_default; |
304 | ||
937e601e AI |
305 | #ifdef GLYPH_DEBUG |
306 | int image_cache_refcount, dpyinfo_refcount; | |
307 | #endif | |
308 | ||
309 | ||
fbd6baed GV |
310 | /* From w32term.c. */ |
311 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 312 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 313 | |
65906840 JR |
314 | extern HWND w32_system_caret_hwnd; |
315 | extern int w32_system_caret_width; | |
316 | extern int w32_system_caret_height; | |
317 | extern int w32_system_caret_x; | |
318 | extern int w32_system_caret_y; | |
319 | ||
ee78dc32 | 320 | \f |
1edf84e7 GV |
321 | /* Error if we are not connected to MS-Windows. */ |
322 | void | |
323 | check_w32 () | |
324 | { | |
325 | if (! w32_in_use) | |
326 | error ("MS-Windows not in use or not initialized"); | |
327 | } | |
328 | ||
329 | /* Nonzero if we can use mouse menus. | |
330 | You should not call this unless HAVE_MENUS is defined. */ | |
331 | ||
332 | int | |
333 | have_menus_p () | |
334 | { | |
335 | return w32_in_use; | |
336 | } | |
337 | ||
ee78dc32 | 338 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 339 | and checking validity for W32. */ |
ee78dc32 GV |
340 | |
341 | FRAME_PTR | |
342 | check_x_frame (frame) | |
343 | Lisp_Object frame; | |
344 | { | |
345 | FRAME_PTR f; | |
346 | ||
347 | if (NILP (frame)) | |
6fc2811b | 348 | frame = selected_frame; |
b7826503 | 349 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 350 | f = XFRAME (frame); |
fbd6baed GV |
351 | if (! FRAME_W32_P (f)) |
352 | error ("non-w32 frame used"); | |
ee78dc32 GV |
353 | return f; |
354 | } | |
355 | ||
356 | /* Let the user specify an display with a frame. | |
fbd6baed | 357 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
358 | the first display on the list. */ |
359 | ||
fbd6baed | 360 | static struct w32_display_info * |
ee78dc32 GV |
361 | check_x_display_info (frame) |
362 | Lisp_Object frame; | |
363 | { | |
364 | if (NILP (frame)) | |
365 | { | |
6fc2811b JR |
366 | struct frame *sf = XFRAME (selected_frame); |
367 | ||
368 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) | |
369 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 370 | else |
fbd6baed | 371 | return &one_w32_display_info; |
ee78dc32 GV |
372 | } |
373 | else if (STRINGP (frame)) | |
374 | return x_display_info_for_name (frame); | |
375 | else | |
376 | { | |
377 | FRAME_PTR f; | |
378 | ||
b7826503 | 379 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 380 | f = XFRAME (frame); |
fbd6baed GV |
381 | if (! FRAME_W32_P (f)) |
382 | error ("non-w32 frame used"); | |
383 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
384 | } |
385 | } | |
386 | \f | |
fbd6baed | 387 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
388 | It could be the frame's main window or an icon window. */ |
389 | ||
390 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
391 | ||
392 | struct frame * | |
393 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 394 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
395 | HWND wdesc; |
396 | { | |
397 | Lisp_Object tail, frame; | |
398 | struct frame *f; | |
399 | ||
8e713be6 | 400 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 401 | { |
8e713be6 | 402 | frame = XCAR (tail); |
ee78dc32 GV |
403 | if (!GC_FRAMEP (frame)) |
404 | continue; | |
405 | f = XFRAME (frame); | |
2d764c78 | 406 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 407 | continue; |
0af913d7 | 408 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
409 | return f; |
410 | ||
fbd6baed | 411 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
412 | return f; |
413 | } | |
414 | return 0; | |
415 | } | |
416 | ||
417 | \f | |
418 | ||
419 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
420 | id, which is just an int that this section returns. Bitmaps are | |
421 | reference counted so they can be shared among frames. | |
422 | ||
423 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
424 | be used to indicate no bitmap. | |
425 | ||
426 | If you use x_create_bitmap_from_data, then you must keep track of | |
427 | the bitmaps yourself. That is, creating a bitmap from the same | |
428 | data more than once will not be caught. */ | |
429 | ||
430 | ||
431 | /* Functions to access the contents of a bitmap, given an id. */ | |
432 | ||
433 | int | |
434 | x_bitmap_height (f, id) | |
435 | FRAME_PTR f; | |
436 | int id; | |
437 | { | |
fbd6baed | 438 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
439 | } |
440 | ||
441 | int | |
442 | x_bitmap_width (f, id) | |
443 | FRAME_PTR f; | |
444 | int id; | |
445 | { | |
fbd6baed | 446 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
447 | } |
448 | ||
449 | int | |
450 | x_bitmap_pixmap (f, id) | |
451 | FRAME_PTR f; | |
452 | int id; | |
453 | { | |
fbd6baed | 454 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
455 | } |
456 | ||
457 | ||
458 | /* Allocate a new bitmap record. Returns index of new record. */ | |
459 | ||
460 | static int | |
461 | x_allocate_bitmap_record (f) | |
462 | FRAME_PTR f; | |
463 | { | |
fbd6baed | 464 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
465 | int i; |
466 | ||
467 | if (dpyinfo->bitmaps == NULL) | |
468 | { | |
469 | dpyinfo->bitmaps_size = 10; | |
470 | dpyinfo->bitmaps | |
fbd6baed | 471 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
472 | dpyinfo->bitmaps_last = 1; |
473 | return 1; | |
474 | } | |
475 | ||
476 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
477 | return ++dpyinfo->bitmaps_last; | |
478 | ||
479 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
480 | if (dpyinfo->bitmaps[i].refcount == 0) | |
481 | return i + 1; | |
482 | ||
483 | dpyinfo->bitmaps_size *= 2; | |
484 | dpyinfo->bitmaps | |
fbd6baed GV |
485 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
486 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
487 | return ++dpyinfo->bitmaps_last; |
488 | } | |
489 | ||
490 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
491 | ||
492 | void | |
493 | x_reference_bitmap (f, id) | |
494 | FRAME_PTR f; | |
495 | int id; | |
496 | { | |
fbd6baed | 497 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
498 | } |
499 | ||
500 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
501 | ||
502 | int | |
503 | x_create_bitmap_from_data (f, bits, width, height) | |
504 | struct frame *f; | |
505 | char *bits; | |
506 | unsigned int width, height; | |
507 | { | |
fbd6baed | 508 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
509 | Pixmap bitmap; |
510 | int id; | |
511 | ||
512 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
513 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
514 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
515 | bits); |
516 | ||
517 | if (! bitmap) | |
518 | return -1; | |
519 | ||
520 | id = x_allocate_bitmap_record (f); | |
521 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
522 | dpyinfo->bitmaps[id - 1].file = NULL; | |
523 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
524 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
525 | dpyinfo->bitmaps[id - 1].depth = 1; | |
526 | dpyinfo->bitmaps[id - 1].height = height; | |
527 | dpyinfo->bitmaps[id - 1].width = width; | |
528 | ||
529 | return id; | |
530 | } | |
531 | ||
532 | /* Create bitmap from file FILE for frame F. */ | |
533 | ||
534 | int | |
535 | x_create_bitmap_from_file (f, file) | |
536 | struct frame *f; | |
537 | Lisp_Object file; | |
538 | { | |
539 | return -1; | |
767b1ff0 | 540 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 541 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 542 | unsigned int width, height; |
6fc2811b | 543 | HBITMAP bitmap; |
ee78dc32 GV |
544 | int xhot, yhot, result, id; |
545 | Lisp_Object found; | |
546 | int fd; | |
547 | char *filename; | |
548 | HINSTANCE hinst; | |
549 | ||
550 | /* Look for an existing bitmap with the same name. */ | |
551 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
552 | { | |
553 | if (dpyinfo->bitmaps[id].refcount | |
554 | && dpyinfo->bitmaps[id].file | |
555 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
556 | { | |
557 | ++dpyinfo->bitmaps[id].refcount; | |
558 | return id + 1; | |
559 | } | |
560 | } | |
561 | ||
562 | /* Search bitmap-file-path for the file, if appropriate. */ | |
c0ec53ad | 563 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
ee78dc32 GV |
564 | if (fd < 0) |
565 | return -1; | |
6fc2811b | 566 | emacs_close (fd); |
ee78dc32 GV |
567 | |
568 | filename = (char *) XSTRING (found)->data; | |
569 | ||
570 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
571 | ||
572 | if (hinst == NULL) | |
573 | return -1; | |
574 | ||
575 | ||
fbd6baed | 576 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
577 | filename, &width, &height, &bitmap, &xhot, &yhot); |
578 | if (result != BitmapSuccess) | |
579 | return -1; | |
580 | ||
581 | id = x_allocate_bitmap_record (f); | |
582 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
583 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
584 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (XSTRING (file)->size + 1); | |
585 | dpyinfo->bitmaps[id - 1].depth = 1; | |
586 | dpyinfo->bitmaps[id - 1].height = height; | |
587 | dpyinfo->bitmaps[id - 1].width = width; | |
588 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
589 | ||
590 | return id; | |
767b1ff0 | 591 | #endif /* TODO */ |
ee78dc32 GV |
592 | } |
593 | ||
594 | /* Remove reference to bitmap with id number ID. */ | |
595 | ||
33d52f9c | 596 | void |
ee78dc32 GV |
597 | x_destroy_bitmap (f, id) |
598 | FRAME_PTR f; | |
599 | int id; | |
600 | { | |
fbd6baed | 601 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
602 | |
603 | if (id > 0) | |
604 | { | |
605 | --dpyinfo->bitmaps[id - 1].refcount; | |
606 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
607 | { | |
608 | BLOCK_INPUT; | |
609 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
610 | if (dpyinfo->bitmaps[id - 1].file) | |
611 | { | |
6fc2811b | 612 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
613 | dpyinfo->bitmaps[id - 1].file = NULL; |
614 | } | |
615 | UNBLOCK_INPUT; | |
616 | } | |
617 | } | |
618 | } | |
619 | ||
620 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
621 | ||
622 | static void | |
623 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 624 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
625 | { |
626 | int i; | |
627 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
628 | if (dpyinfo->bitmaps[i].refcount > 0) | |
629 | { | |
630 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
631 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 632 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
633 | } |
634 | dpyinfo->bitmaps_last = 0; | |
635 | } | |
636 | \f | |
fbd6baed | 637 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
638 | to the ways of passing the parameter values to the window system. |
639 | ||
640 | The name of a parameter, as a Lisp symbol, | |
641 | has an `x-frame-parameter' property which is an integer in Lisp | |
642 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
643 | ||
644 | enum x_frame_parm | |
645 | { | |
646 | X_PARM_FOREGROUND_COLOR, | |
647 | X_PARM_BACKGROUND_COLOR, | |
648 | X_PARM_MOUSE_COLOR, | |
649 | X_PARM_CURSOR_COLOR, | |
650 | X_PARM_BORDER_COLOR, | |
651 | X_PARM_ICON_TYPE, | |
652 | X_PARM_FONT, | |
653 | X_PARM_BORDER_WIDTH, | |
654 | X_PARM_INTERNAL_BORDER_WIDTH, | |
655 | X_PARM_NAME, | |
656 | X_PARM_AUTORAISE, | |
657 | X_PARM_AUTOLOWER, | |
658 | X_PARM_VERT_SCROLL_BAR, | |
659 | X_PARM_VISIBILITY, | |
660 | X_PARM_MENU_BAR_LINES | |
661 | }; | |
662 | ||
663 | ||
664 | struct x_frame_parm_table | |
665 | { | |
666 | char *name; | |
6fc2811b | 667 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
668 | }; |
669 | ||
ca56d953 JR |
670 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
671 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
672 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
673 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
674 | static void x_change_window_heights P_ ((Lisp_Object, int)); | |
767b1ff0 | 675 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b | 676 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
dfff8a69 | 677 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
678 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
679 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
680 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
681 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
682 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
683 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
684 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
685 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
41c1bdd9 | 686 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
687 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
688 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
689 | Lisp_Object)); | |
690 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
691 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
692 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
693 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
694 | Lisp_Object)); | |
695 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
696 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
697 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
698 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
699 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
700 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
701 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
3cf3436e JR |
702 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
703 | Lisp_Object)); | |
ee78dc32 GV |
704 | |
705 | static struct x_frame_parm_table x_frame_parms[] = | |
706 | { | |
1edf84e7 GV |
707 | "auto-raise", x_set_autoraise, |
708 | "auto-lower", x_set_autolower, | |
ee78dc32 | 709 | "background-color", x_set_background_color, |
ee78dc32 | 710 | "border-color", x_set_border_color, |
1edf84e7 GV |
711 | "border-width", x_set_border_width, |
712 | "cursor-color", x_set_cursor_color, | |
ee78dc32 | 713 | "cursor-type", x_set_cursor_type, |
ee78dc32 | 714 | "font", x_set_font, |
1edf84e7 GV |
715 | "foreground-color", x_set_foreground_color, |
716 | "icon-name", x_set_icon_name, | |
717 | "icon-type", x_set_icon_type, | |
ee78dc32 | 718 | "internal-border-width", x_set_internal_border_width, |
ee78dc32 | 719 | "menu-bar-lines", x_set_menu_bar_lines, |
1edf84e7 GV |
720 | "mouse-color", x_set_mouse_color, |
721 | "name", x_explicitly_set_name, | |
ee78dc32 | 722 | "scroll-bar-width", x_set_scroll_bar_width, |
1edf84e7 | 723 | "title", x_set_title, |
ee78dc32 | 724 | "unsplittable", x_set_unsplittable, |
1edf84e7 GV |
725 | "vertical-scroll-bars", x_set_vertical_scroll_bars, |
726 | "visibility", x_set_visibility, | |
6fc2811b | 727 | "tool-bar-lines", x_set_tool_bar_lines, |
dfff8a69 | 728 | "screen-gamma", x_set_screen_gamma, |
41c1bdd9 KS |
729 | "line-spacing", x_set_line_spacing, |
730 | "left-fringe", x_set_fringe_width, | |
731 | "right-fringe", x_set_fringe_width | |
732 | ||
ee78dc32 GV |
733 | }; |
734 | ||
735 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 736 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 737 | |
dfff8a69 | 738 | void |
ee78dc32 GV |
739 | init_x_parm_symbols () |
740 | { | |
741 | int i; | |
742 | ||
743 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
744 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
745 | make_number (i)); | |
746 | } | |
747 | \f | |
dfff8a69 | 748 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
749 | If a parameter is not specially recognized, do nothing; |
750 | otherwise call the `x_set_...' function for that parameter. */ | |
751 | ||
752 | void | |
753 | x_set_frame_parameters (f, alist) | |
754 | FRAME_PTR f; | |
755 | Lisp_Object alist; | |
756 | { | |
757 | Lisp_Object tail; | |
758 | ||
759 | /* If both of these parameters are present, it's more efficient to | |
760 | set them both at once. So we wait until we've looked at the | |
761 | entire list before we set them. */ | |
b839712d | 762 | int width, height; |
ee78dc32 GV |
763 | |
764 | /* Same here. */ | |
765 | Lisp_Object left, top; | |
766 | ||
767 | /* Same with these. */ | |
768 | Lisp_Object icon_left, icon_top; | |
769 | ||
770 | /* Record in these vectors all the parms specified. */ | |
771 | Lisp_Object *parms; | |
772 | Lisp_Object *values; | |
a797a73d | 773 | int i, p; |
ee78dc32 GV |
774 | int left_no_change = 0, top_no_change = 0; |
775 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
776 | ||
5878523b RS |
777 | struct gcpro gcpro1, gcpro2; |
778 | ||
ee78dc32 GV |
779 | i = 0; |
780 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
781 | i++; | |
782 | ||
783 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
784 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
785 | ||
786 | /* Extract parm names and values into those vectors. */ | |
787 | ||
788 | i = 0; | |
789 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
790 | { | |
6fc2811b | 791 | Lisp_Object elt; |
ee78dc32 GV |
792 | |
793 | elt = Fcar (tail); | |
794 | parms[i] = Fcar (elt); | |
795 | values[i] = Fcdr (elt); | |
796 | i++; | |
797 | } | |
5878523b RS |
798 | /* TAIL and ALIST are not used again below here. */ |
799 | alist = tail = Qnil; | |
800 | ||
801 | GCPRO2 (*parms, *values); | |
802 | gcpro1.nvars = i; | |
803 | gcpro2.nvars = i; | |
804 | ||
805 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
806 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 807 | top = left = Qunbound; |
ee78dc32 GV |
808 | icon_left = icon_top = Qunbound; |
809 | ||
b839712d | 810 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
811 | if (FRAME_NEW_WIDTH (f)) |
812 | width = FRAME_NEW_WIDTH (f); | |
813 | else | |
814 | width = FRAME_WIDTH (f); | |
815 | ||
816 | if (FRAME_NEW_HEIGHT (f)) | |
817 | height = FRAME_NEW_HEIGHT (f); | |
818 | else | |
819 | height = FRAME_HEIGHT (f); | |
b839712d | 820 | |
a797a73d GV |
821 | /* Process foreground_color and background_color before anything else. |
822 | They are independent of other properties, but other properties (e.g., | |
823 | cursor_color) are dependent upon them. */ | |
41c1bdd9 | 824 | /* Process default font as well, since fringe widths depends on it. */ |
a797a73d GV |
825 | for (p = 0; p < i; p++) |
826 | { | |
827 | Lisp_Object prop, val; | |
828 | ||
829 | prop = parms[p]; | |
830 | val = values[p]; | |
41c1bdd9 KS |
831 | if (EQ (prop, Qforeground_color) |
832 | || EQ (prop, Qbackground_color) | |
833 | || EQ (prop, Qfont)) | |
a797a73d GV |
834 | { |
835 | register Lisp_Object param_index, old_value; | |
836 | ||
a797a73d | 837 | old_value = get_frame_param (f, prop); |
a05e2bae JR |
838 | |
839 | if (NILP (Fequal (val, old_value))) | |
840 | { | |
841 | store_frame_param (f, prop, val); | |
842 | ||
843 | param_index = Fget (prop, Qx_frame_parameter); | |
844 | if (NATNUMP (param_index) | |
845 | && (XFASTINT (param_index) | |
846 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
847 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
848 | } | |
a797a73d GV |
849 | } |
850 | } | |
851 | ||
ee78dc32 GV |
852 | /* Now process them in reverse of specified order. */ |
853 | for (i--; i >= 0; i--) | |
854 | { | |
855 | Lisp_Object prop, val; | |
856 | ||
857 | prop = parms[i]; | |
858 | val = values[i]; | |
859 | ||
b839712d RS |
860 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
861 | width = XFASTINT (val); | |
862 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
863 | height = XFASTINT (val); | |
ee78dc32 GV |
864 | else if (EQ (prop, Qtop)) |
865 | top = val; | |
866 | else if (EQ (prop, Qleft)) | |
867 | left = val; | |
868 | else if (EQ (prop, Qicon_top)) | |
869 | icon_top = val; | |
870 | else if (EQ (prop, Qicon_left)) | |
871 | icon_left = val; | |
41c1bdd9 KS |
872 | else if (EQ (prop, Qforeground_color) |
873 | || EQ (prop, Qbackground_color) | |
874 | || EQ (prop, Qfont)) | |
a797a73d GV |
875 | /* Processed above. */ |
876 | continue; | |
ee78dc32 GV |
877 | else |
878 | { | |
879 | register Lisp_Object param_index, old_value; | |
880 | ||
ee78dc32 | 881 | old_value = get_frame_param (f, prop); |
a05e2bae | 882 | |
ee78dc32 | 883 | store_frame_param (f, prop, val); |
a05e2bae JR |
884 | |
885 | param_index = Fget (prop, Qx_frame_parameter); | |
ee78dc32 GV |
886 | if (NATNUMP (param_index) |
887 | && (XFASTINT (param_index) | |
888 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 889 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
890 | } |
891 | } | |
892 | ||
893 | /* Don't die if just one of these was set. */ | |
894 | if (EQ (left, Qunbound)) | |
895 | { | |
896 | left_no_change = 1; | |
fbd6baed GV |
897 | if (f->output_data.w32->left_pos < 0) |
898 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 899 | else |
fbd6baed | 900 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
901 | } |
902 | if (EQ (top, Qunbound)) | |
903 | { | |
904 | top_no_change = 1; | |
fbd6baed GV |
905 | if (f->output_data.w32->top_pos < 0) |
906 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 907 | else |
fbd6baed | 908 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
909 | } |
910 | ||
911 | /* If one of the icon positions was not set, preserve or default it. */ | |
912 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
913 | { | |
914 | icon_left_no_change = 1; | |
915 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
916 | if (NILP (icon_left)) | |
917 | XSETINT (icon_left, 0); | |
918 | } | |
919 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
920 | { | |
921 | icon_top_no_change = 1; | |
922 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
923 | if (NILP (icon_top)) | |
924 | XSETINT (icon_top, 0); | |
925 | } | |
926 | ||
ee78dc32 GV |
927 | /* Don't set these parameters unless they've been explicitly |
928 | specified. The window might be mapped or resized while we're in | |
929 | this function, and we don't want to override that unless the lisp | |
930 | code has asked for it. | |
931 | ||
932 | Don't set these parameters unless they actually differ from the | |
933 | window's current parameters; the window may not actually exist | |
934 | yet. */ | |
935 | { | |
936 | Lisp_Object frame; | |
937 | ||
938 | check_frame_size (f, &height, &width); | |
939 | ||
940 | XSETFRAME (frame, f); | |
941 | ||
dfff8a69 JR |
942 | if (width != FRAME_WIDTH (f) |
943 | || height != FRAME_HEIGHT (f) | |
944 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 945 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
946 | |
947 | if ((!NILP (left) || !NILP (top)) | |
948 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
949 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
950 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
951 | { |
952 | int leftpos = 0; | |
953 | int toppos = 0; | |
954 | ||
955 | /* Record the signs. */ | |
fbd6baed | 956 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 957 | if (EQ (left, Qminus)) |
fbd6baed | 958 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
959 | else if (INTEGERP (left)) |
960 | { | |
961 | leftpos = XINT (left); | |
962 | if (leftpos < 0) | |
fbd6baed | 963 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 964 | } |
8e713be6 KR |
965 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
966 | && CONSP (XCDR (left)) | |
967 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 968 | { |
8e713be6 | 969 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 970 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 971 | } |
8e713be6 KR |
972 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
973 | && CONSP (XCDR (left)) | |
974 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 975 | { |
8e713be6 | 976 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
977 | } |
978 | ||
979 | if (EQ (top, Qminus)) | |
fbd6baed | 980 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
981 | else if (INTEGERP (top)) |
982 | { | |
983 | toppos = XINT (top); | |
984 | if (toppos < 0) | |
fbd6baed | 985 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 986 | } |
8e713be6 KR |
987 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
988 | && CONSP (XCDR (top)) | |
989 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 990 | { |
8e713be6 | 991 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 992 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 993 | } |
8e713be6 KR |
994 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
995 | && CONSP (XCDR (top)) | |
996 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 997 | { |
8e713be6 | 998 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
999 | } |
1000 | ||
1001 | ||
1002 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1003 | f->output_data.w32->top_pos = toppos; |
1004 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1005 | |
fbd6baed | 1006 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1007 | |
1008 | /* Actually set that position, and convert to absolute. */ | |
1009 | x_set_offset (f, leftpos, toppos, -1); | |
1010 | } | |
1011 | ||
1012 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1013 | && ! (icon_left_no_change && icon_top_no_change)) | |
1014 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1015 | } | |
5878523b RS |
1016 | |
1017 | UNGCPRO; | |
ee78dc32 GV |
1018 | } |
1019 | ||
1020 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1021 | These are the positions of the containing window manager window, | |
1022 | not Emacs's own window. */ | |
1023 | ||
1024 | void | |
1025 | x_real_positions (f, xptr, yptr) | |
1026 | FRAME_PTR f; | |
1027 | int *xptr, *yptr; | |
1028 | { | |
1029 | POINT pt; | |
3c190163 GV |
1030 | |
1031 | { | |
1032 | RECT rect; | |
ee78dc32 | 1033 | |
fbd6baed GV |
1034 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1035 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
ee78dc32 | 1036 | |
3c190163 GV |
1037 | pt.x = rect.left; |
1038 | pt.y = rect.top; | |
1039 | } | |
ee78dc32 | 1040 | |
fbd6baed | 1041 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 GV |
1042 | |
1043 | *xptr = pt.x; | |
1044 | *yptr = pt.y; | |
1045 | } | |
1046 | ||
1047 | /* Insert a description of internally-recorded parameters of frame X | |
1048 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1049 | Only parameters that are specific to W32 |
ee78dc32 GV |
1050 | and whose values are not correctly recorded in the frame's |
1051 | param_alist need to be considered here. */ | |
1052 | ||
dfff8a69 | 1053 | void |
ee78dc32 GV |
1054 | x_report_frame_params (f, alistptr) |
1055 | struct frame *f; | |
1056 | Lisp_Object *alistptr; | |
1057 | { | |
1058 | char buf[16]; | |
1059 | Lisp_Object tem; | |
1060 | ||
1061 | /* Represent negative positions (off the top or left screen edge) | |
1062 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1063 | XSETINT (tem, f->output_data.w32->left_pos); |
1064 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1065 | store_in_alist (alistptr, Qleft, tem); |
1066 | else | |
1067 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1068 | ||
fbd6baed GV |
1069 | XSETINT (tem, f->output_data.w32->top_pos); |
1070 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1071 | store_in_alist (alistptr, Qtop, tem); |
1072 | else | |
1073 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1074 | ||
1075 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1076 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1077 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed | 1078 | make_number (f->output_data.w32->internal_border_width)); |
e90c3f90 KS |
1079 | store_in_alist (alistptr, Qleft_fringe, |
1080 | make_number (f->output_data.w32->left_fringe_width)); | |
1081 | store_in_alist (alistptr, Qright_fringe, | |
1082 | make_number (f->output_data.w32->right_fringe_width)); | |
aa17b858 EZ |
1083 | store_in_alist (alistptr, Qscroll_bar_width, |
1084 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1085 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1086 | : 0)); | |
fbd6baed | 1087 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1088 | store_in_alist (alistptr, Qwindow_id, |
1089 | build_string (buf)); | |
1090 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1091 | FRAME_SAMPLE_VISIBILITY (f); | |
1092 | store_in_alist (alistptr, Qvisibility, | |
1093 | (FRAME_VISIBLE_P (f) ? Qt | |
1094 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1095 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1096 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1097 | } |
1098 | \f | |
1099 | ||
74e1aeec JR |
1100 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1101 | Sw32_define_rgb_color, 4, 4, 0, | |
1102 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1103 | This adds or updates a named color to w32-color-map, making it | |
1104 | available for use. The original entry's RGB ref is returned, or nil | |
1105 | if the entry is new. */) | |
5ac45f98 GV |
1106 | (red, green, blue, name) |
1107 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1108 | { |
5ac45f98 GV |
1109 | Lisp_Object rgb; |
1110 | Lisp_Object oldrgb = Qnil; | |
1111 | Lisp_Object entry; | |
1112 | ||
b7826503 PJ |
1113 | CHECK_NUMBER (red); |
1114 | CHECK_NUMBER (green); | |
1115 | CHECK_NUMBER (blue); | |
1116 | CHECK_STRING (name); | |
ee78dc32 | 1117 | |
5ac45f98 | 1118 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1119 | |
5ac45f98 | 1120 | BLOCK_INPUT; |
ee78dc32 | 1121 | |
fbd6baed GV |
1122 | /* replace existing entry in w32-color-map or add new entry. */ |
1123 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1124 | if (NILP (entry)) |
1125 | { | |
1126 | entry = Fcons (name, rgb); | |
fbd6baed | 1127 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1128 | } |
1129 | else | |
1130 | { | |
1131 | oldrgb = Fcdr (entry); | |
1132 | Fsetcdr (entry, rgb); | |
1133 | } | |
1134 | ||
1135 | UNBLOCK_INPUT; | |
1136 | ||
1137 | return (oldrgb); | |
ee78dc32 GV |
1138 | } |
1139 | ||
74e1aeec JR |
1140 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1141 | Sw32_load_color_file, 1, 1, 0, | |
1142 | doc: /* Create an alist of color entries from an external file. | |
1143 | Assign this value to w32-color-map to replace the existing color map. | |
1144 | ||
1145 | The file should define one named RGB color per line like so: | |
1146 | R G B name | |
1147 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1148 | (filename) |
1149 | Lisp_Object filename; | |
1150 | { | |
1151 | FILE *fp; | |
1152 | Lisp_Object cmap = Qnil; | |
1153 | Lisp_Object abspath; | |
1154 | ||
b7826503 | 1155 | CHECK_STRING (filename); |
5ac45f98 GV |
1156 | abspath = Fexpand_file_name (filename, Qnil); |
1157 | ||
1158 | fp = fopen (XSTRING (filename)->data, "rt"); | |
1159 | if (fp) | |
1160 | { | |
1161 | char buf[512]; | |
1162 | int red, green, blue; | |
1163 | int num; | |
1164 | ||
1165 | BLOCK_INPUT; | |
1166 | ||
1167 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1168 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1169 | { | |
1170 | char *name = buf + num; | |
1171 | num = strlen (name) - 1; | |
1172 | if (name[num] == '\n') | |
1173 | name[num] = 0; | |
1174 | cmap = Fcons (Fcons (build_string (name), | |
1175 | make_number (RGB (red, green, blue))), | |
1176 | cmap); | |
1177 | } | |
1178 | } | |
1179 | fclose (fp); | |
1180 | ||
1181 | UNBLOCK_INPUT; | |
1182 | } | |
1183 | ||
1184 | return cmap; | |
1185 | } | |
ee78dc32 | 1186 | |
fbd6baed | 1187 | /* The default colors for the w32 color map */ |
ee78dc32 GV |
1188 | typedef struct colormap_t |
1189 | { | |
1190 | char *name; | |
1191 | COLORREF colorref; | |
1192 | } colormap_t; | |
1193 | ||
fbd6baed | 1194 | colormap_t w32_color_map[] = |
ee78dc32 | 1195 | { |
1da8a614 GV |
1196 | {"snow" , PALETTERGB (255,250,250)}, |
1197 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1198 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1199 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1200 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1201 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1202 | {"floral white" , PALETTERGB (255,250,240)}, | |
1203 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1204 | {"old lace" , PALETTERGB (253,245,230)}, | |
1205 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1206 | {"linen" , PALETTERGB (250,240,230)}, | |
1207 | {"antique white" , PALETTERGB (250,235,215)}, | |
1208 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1209 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1210 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1211 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1212 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1213 | {"bisque" , PALETTERGB (255,228,196)}, | |
1214 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1215 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1216 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1217 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1218 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1219 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1220 | {"ivory" , PALETTERGB (255,255,240)}, | |
1221 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1222 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1223 | {"seashell" , PALETTERGB (255,245,238)}, | |
1224 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1225 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1226 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1227 | {"azure" , PALETTERGB (240,255,255)}, | |
1228 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1229 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1230 | {"lavender" , PALETTERGB (230,230,250)}, | |
1231 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1232 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1233 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1234 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1235 | {"white" , PALETTERGB (255,255,255)}, | |
1236 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1237 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1238 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1239 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1240 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1241 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1242 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1243 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1244 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1245 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1246 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1247 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1248 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1249 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1250 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1251 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1252 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1253 | {"gray" , PALETTERGB (190,190,190)}, | |
1254 | {"grey" , PALETTERGB (190,190,190)}, | |
1255 | {"light grey" , PALETTERGB (211,211,211)}, | |
1256 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1257 | {"light gray" , PALETTERGB (211,211,211)}, | |
1258 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1259 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1260 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1261 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1262 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1263 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1264 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1265 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1266 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1267 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1268 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1269 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1270 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1271 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1272 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1273 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1274 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1275 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1276 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1277 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1278 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1279 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1280 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1281 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1282 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1283 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1284 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1285 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1286 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1287 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1288 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1289 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1290 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1291 | {"light blue" , PALETTERGB (173,216,230)}, | |
1292 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1293 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1294 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1295 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1296 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1297 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1298 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1299 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1300 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1301 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1302 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1303 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1304 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1305 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1306 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1307 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1308 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1309 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1310 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1311 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1312 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1313 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1314 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1315 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1316 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1317 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1318 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1319 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1320 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1321 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1322 | {"pale green" , PALETTERGB (152,251,152)}, | |
1323 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1324 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1325 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1326 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1327 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1328 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1329 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1330 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1331 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1332 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1333 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1334 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1335 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1336 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1337 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1338 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1339 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1340 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1341 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1342 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1343 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1344 | {"khaki" , PALETTERGB (240,230,140)}, | |
1345 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1346 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1347 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1348 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1349 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1350 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1351 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1352 | {"gold" , PALETTERGB (255,215, 0)}, | |
1353 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1354 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1355 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1356 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1357 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1358 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1359 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1360 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1361 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1362 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1363 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1364 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1365 | {"peru" , PALETTERGB (205,133, 63)}, | |
1366 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1367 | {"beige" , PALETTERGB (245,245,220)}, | |
1368 | {"wheat" , PALETTERGB (245,222,179)}, | |
1369 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1370 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1371 | {"tan" , PALETTERGB (210,180,140)}, | |
1372 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1373 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1374 | {"brown" , PALETTERGB (165,42, 42)}, | |
1375 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1376 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1377 | {"salmon" , PALETTERGB (250,128,114)}, | |
1378 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1379 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1380 | {"orange" , PALETTERGB (255,165, 0)}, | |
1381 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1382 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1383 | {"coral" , PALETTERGB (255,127, 80)}, | |
1384 | {"light coral" , PALETTERGB (240,128,128)}, | |
1385 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1386 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1387 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1388 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1389 | {"red" , PALETTERGB (255, 0, 0)}, | |
1390 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1391 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1392 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1393 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1394 | {"pink" , PALETTERGB (255,192,203)}, | |
1395 | {"light pink" , PALETTERGB (255,182,193)}, | |
1396 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1397 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1398 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1399 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1400 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1401 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1402 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1403 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1404 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1405 | {"violet" , PALETTERGB (238,130,238)}, | |
1406 | {"plum" , PALETTERGB (221,160,221)}, | |
1407 | {"orchid" , PALETTERGB (218,112,214)}, | |
1408 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1409 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1410 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1411 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1412 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1413 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1414 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1415 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1416 | {"purple" , PALETTERGB (160, 32,240)}, | |
1417 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1418 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1419 | {"thistle" , PALETTERGB (216,191,216)}, | |
1420 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1421 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1422 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1423 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1424 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1425 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1426 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1427 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1428 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1429 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1430 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1431 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1432 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1433 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1434 | {"light green" , PALETTERGB (144,238,144)}, | |
1435 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1436 | }; |
1437 | ||
fbd6baed | 1438 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1439 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1440 | () |
1441 | { | |
1442 | int i; | |
fbd6baed | 1443 | colormap_t *pc = w32_color_map; |
ee78dc32 GV |
1444 | Lisp_Object cmap; |
1445 | ||
1446 | BLOCK_INPUT; | |
1447 | ||
1448 | cmap = Qnil; | |
1449 | ||
fbd6baed | 1450 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); |
ee78dc32 GV |
1451 | pc++, i++) |
1452 | cmap = Fcons (Fcons (build_string (pc->name), | |
1453 | make_number (pc->colorref)), | |
1454 | cmap); | |
1455 | ||
1456 | UNBLOCK_INPUT; | |
1457 | ||
1458 | return (cmap); | |
1459 | } | |
ee78dc32 GV |
1460 | |
1461 | Lisp_Object | |
fbd6baed | 1462 | w32_to_x_color (rgb) |
ee78dc32 GV |
1463 | Lisp_Object rgb; |
1464 | { | |
1465 | Lisp_Object color; | |
1466 | ||
b7826503 | 1467 | CHECK_NUMBER (rgb); |
ee78dc32 GV |
1468 | |
1469 | BLOCK_INPUT; | |
1470 | ||
fbd6baed | 1471 | color = Frassq (rgb, Vw32_color_map); |
ee78dc32 GV |
1472 | |
1473 | UNBLOCK_INPUT; | |
1474 | ||
1475 | if (!NILP (color)) | |
1476 | return (Fcar (color)); | |
1477 | else | |
1478 | return Qnil; | |
1479 | } | |
1480 | ||
5d7fed93 GV |
1481 | COLORREF |
1482 | w32_color_map_lookup (colorname) | |
1483 | char *colorname; | |
1484 | { | |
1485 | Lisp_Object tail, ret = Qnil; | |
1486 | ||
1487 | BLOCK_INPUT; | |
1488 | ||
1489 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1490 | { | |
1491 | register Lisp_Object elt, tem; | |
1492 | ||
1493 | elt = Fcar (tail); | |
1494 | if (!CONSP (elt)) continue; | |
1495 | ||
1496 | tem = Fcar (elt); | |
1497 | ||
1498 | if (lstrcmpi (XSTRING (tem)->data, colorname) == 0) | |
1499 | { | |
1500 | ret = XUINT (Fcdr (elt)); | |
1501 | break; | |
1502 | } | |
1503 | ||
1504 | QUIT; | |
1505 | } | |
1506 | ||
1507 | ||
1508 | UNBLOCK_INPUT; | |
1509 | ||
1510 | return ret; | |
1511 | } | |
1512 | ||
ee78dc32 | 1513 | COLORREF |
fbd6baed | 1514 | x_to_w32_color (colorname) |
ee78dc32 GV |
1515 | char * colorname; |
1516 | { | |
8edb0a6f JR |
1517 | register Lisp_Object ret = Qnil; |
1518 | ||
ee78dc32 | 1519 | BLOCK_INPUT; |
1edf84e7 GV |
1520 | |
1521 | if (colorname[0] == '#') | |
1522 | { | |
1523 | /* Could be an old-style RGB Device specification. */ | |
1524 | char *color; | |
1525 | int size; | |
1526 | color = colorname + 1; | |
1527 | ||
1528 | size = strlen(color); | |
1529 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1530 | { | |
1531 | UINT colorval; | |
1532 | int i, pos; | |
1533 | pos = 0; | |
1534 | size /= 3; | |
1535 | colorval = 0; | |
1536 | ||
1537 | for (i = 0; i < 3; i++) | |
1538 | { | |
1539 | char *end; | |
1540 | char t; | |
1541 | unsigned long value; | |
1542 | ||
1543 | /* The check for 'x' in the following conditional takes into | |
1544 | account the fact that strtol allows a "0x" in front of | |
1545 | our numbers, and we don't. */ | |
1546 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1547 | break; | |
1548 | t = color[size]; | |
1549 | color[size] = '\0'; | |
1550 | value = strtoul(color, &end, 16); | |
1551 | color[size] = t; | |
1552 | if (errno == ERANGE || end - color != size) | |
1553 | break; | |
1554 | switch (size) | |
1555 | { | |
1556 | case 1: | |
1557 | value = value * 0x10; | |
1558 | break; | |
1559 | case 2: | |
1560 | break; | |
1561 | case 3: | |
1562 | value /= 0x10; | |
1563 | break; | |
1564 | case 4: | |
1565 | value /= 0x100; | |
1566 | break; | |
1567 | } | |
1568 | colorval |= (value << pos); | |
1569 | pos += 0x8; | |
1570 | if (i == 2) | |
1571 | { | |
1572 | UNBLOCK_INPUT; | |
1573 | return (colorval); | |
1574 | } | |
1575 | color = end; | |
1576 | } | |
1577 | } | |
1578 | } | |
1579 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1580 | { | |
1581 | char *color; | |
1582 | UINT colorval; | |
1583 | int i, pos; | |
1584 | pos = 0; | |
1585 | ||
1586 | colorval = 0; | |
1587 | color = colorname + 4; | |
1588 | for (i = 0; i < 3; i++) | |
1589 | { | |
1590 | char *end; | |
1591 | unsigned long value; | |
1592 | ||
1593 | /* The check for 'x' in the following conditional takes into | |
1594 | account the fact that strtol allows a "0x" in front of | |
1595 | our numbers, and we don't. */ | |
1596 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1597 | break; | |
1598 | value = strtoul(color, &end, 16); | |
1599 | if (errno == ERANGE) | |
1600 | break; | |
1601 | switch (end - color) | |
1602 | { | |
1603 | case 1: | |
1604 | value = value * 0x10 + value; | |
1605 | break; | |
1606 | case 2: | |
1607 | break; | |
1608 | case 3: | |
1609 | value /= 0x10; | |
1610 | break; | |
1611 | case 4: | |
1612 | value /= 0x100; | |
1613 | break; | |
1614 | default: | |
1615 | value = ULONG_MAX; | |
1616 | } | |
1617 | if (value == ULONG_MAX) | |
1618 | break; | |
1619 | colorval |= (value << pos); | |
1620 | pos += 0x8; | |
1621 | if (i == 2) | |
1622 | { | |
1623 | if (*end != '\0') | |
1624 | break; | |
1625 | UNBLOCK_INPUT; | |
1626 | return (colorval); | |
1627 | } | |
1628 | if (*end != '/') | |
1629 | break; | |
1630 | color = end + 1; | |
1631 | } | |
1632 | } | |
1633 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1634 | { | |
1635 | /* This is an RGB Intensity specification. */ | |
1636 | char *color; | |
1637 | UINT colorval; | |
1638 | int i, pos; | |
1639 | pos = 0; | |
1640 | ||
1641 | colorval = 0; | |
1642 | color = colorname + 5; | |
1643 | for (i = 0; i < 3; i++) | |
1644 | { | |
1645 | char *end; | |
1646 | double value; | |
1647 | UINT val; | |
1648 | ||
1649 | value = strtod(color, &end); | |
1650 | if (errno == ERANGE) | |
1651 | break; | |
1652 | if (value < 0.0 || value > 1.0) | |
1653 | break; | |
1654 | val = (UINT)(0x100 * value); | |
1655 | /* We used 0x100 instead of 0xFF to give an continuous | |
1656 | range between 0.0 and 1.0 inclusive. The next statement | |
1657 | fixes the 1.0 case. */ | |
1658 | if (val == 0x100) | |
1659 | val = 0xFF; | |
1660 | colorval |= (val << pos); | |
1661 | pos += 0x8; | |
1662 | if (i == 2) | |
1663 | { | |
1664 | if (*end != '\0') | |
1665 | break; | |
1666 | UNBLOCK_INPUT; | |
1667 | return (colorval); | |
1668 | } | |
1669 | if (*end != '/') | |
1670 | break; | |
1671 | color = end + 1; | |
1672 | } | |
1673 | } | |
1674 | /* I am not going to attempt to handle any of the CIE color schemes | |
1675 | or TekHVC, since I don't know the algorithms for conversion to | |
1676 | RGB. */ | |
f695b4b1 GV |
1677 | |
1678 | /* If we fail to lookup the color name in w32_color_map, then check the | |
1679 | colorname to see if it can be crudely approximated: If the X color | |
1680 | ends in a number (e.g., "darkseagreen2"), strip the number and | |
1681 | return the result of looking up the base color name. */ | |
1682 | ret = w32_color_map_lookup (colorname); | |
1683 | if (NILP (ret)) | |
ee78dc32 | 1684 | { |
f695b4b1 | 1685 | int len = strlen (colorname); |
ee78dc32 | 1686 | |
f695b4b1 GV |
1687 | if (isdigit (colorname[len - 1])) |
1688 | { | |
8b77111c | 1689 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1690 | |
f695b4b1 GV |
1691 | strcpy (approx, colorname); |
1692 | ptr = &approx[len - 1]; | |
1693 | while (ptr > approx && isdigit (*ptr)) | |
1694 | *ptr-- = '\0'; | |
ee78dc32 | 1695 | |
f695b4b1 | 1696 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1697 | } |
ee78dc32 GV |
1698 | } |
1699 | ||
1700 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1701 | return ret; |
1702 | } | |
1703 | ||
5ac45f98 GV |
1704 | |
1705 | void | |
fbd6baed | 1706 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1707 | { |
fbd6baed | 1708 | struct w32_palette_entry * list; |
5ac45f98 GV |
1709 | LOGPALETTE * log_palette; |
1710 | HPALETTE new_palette; | |
1711 | int i; | |
1712 | ||
1713 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1714 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1715 | return; |
1716 | ||
1717 | log_palette = (LOGPALETTE *) | |
1718 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1719 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1720 | log_palette->palVersion = 0x300; |
fbd6baed | 1721 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1722 | |
fbd6baed | 1723 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1724 | for (i = 0; |
fbd6baed | 1725 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1726 | i++, list = list->next) |
1727 | log_palette->palPalEntry[i] = list->entry; | |
1728 | ||
1729 | new_palette = CreatePalette (log_palette); | |
1730 | ||
1731 | enter_crit (); | |
1732 | ||
fbd6baed GV |
1733 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1734 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1735 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1736 | |
1737 | /* Realize display palette and garbage all frames. */ | |
1738 | release_frame_dc (f, get_frame_dc (f)); | |
1739 | ||
1740 | leave_crit (); | |
1741 | } | |
1742 | ||
fbd6baed GV |
1743 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1744 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1745 | do \ |
1746 | { \ | |
1747 | pe.peRed = GetRValue (color); \ | |
1748 | pe.peGreen = GetGValue (color); \ | |
1749 | pe.peBlue = GetBValue (color); \ | |
1750 | pe.peFlags = 0; \ | |
1751 | } while (0) | |
1752 | ||
1753 | #if 0 | |
1754 | /* Keep these around in case we ever want to track color usage. */ | |
1755 | void | |
fbd6baed | 1756 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1757 | { |
fbd6baed | 1758 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1759 | |
fbd6baed | 1760 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1761 | return; |
1762 | ||
1763 | /* check if color is already mapped */ | |
1764 | while (list) | |
1765 | { | |
fbd6baed | 1766 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1767 | { |
1768 | ++list->refcount; | |
1769 | return; | |
1770 | } | |
1771 | list = list->next; | |
1772 | } | |
1773 | ||
1774 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1775 | list = (struct w32_palette_entry *) |
1776 | xmalloc (sizeof (struct w32_palette_entry)); | |
1777 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1778 | list->refcount = 1; |
fbd6baed GV |
1779 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1780 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1781 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1782 | |
1783 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1784 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1785 | } |
1786 | ||
1787 | void | |
fbd6baed | 1788 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1789 | { |
fbd6baed GV |
1790 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1791 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1792 | |
fbd6baed | 1793 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1794 | return; |
1795 | ||
1796 | /* check if color is already mapped */ | |
1797 | while (list) | |
1798 | { | |
fbd6baed | 1799 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1800 | { |
1801 | if (--list->refcount == 0) | |
1802 | { | |
1803 | *prev = list->next; | |
1804 | xfree (list); | |
fbd6baed | 1805 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1806 | break; |
1807 | } | |
1808 | else | |
1809 | return; | |
1810 | } | |
1811 | prev = &list->next; | |
1812 | list = list->next; | |
1813 | } | |
1814 | ||
1815 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1816 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1817 | } |
1818 | #endif | |
1819 | ||
6fc2811b JR |
1820 | |
1821 | /* Gamma-correct COLOR on frame F. */ | |
1822 | ||
1823 | void | |
1824 | gamma_correct (f, color) | |
1825 | struct frame *f; | |
1826 | COLORREF *color; | |
1827 | { | |
1828 | if (f->gamma) | |
1829 | { | |
1830 | *color = PALETTERGB ( | |
1831 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1832 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1833 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1834 | } | |
1835 | } | |
1836 | ||
1837 | ||
ee78dc32 GV |
1838 | /* Decide if color named COLOR is valid for the display associated with |
1839 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1840 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1841 | ||
1842 | int | |
6fc2811b | 1843 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1844 | FRAME_PTR f; |
1845 | char *color; | |
6fc2811b | 1846 | XColor *color_def; |
ee78dc32 GV |
1847 | int alloc; |
1848 | { | |
1849 | register Lisp_Object tem; | |
6fc2811b | 1850 | COLORREF w32_color_ref; |
3c190163 | 1851 | |
fbd6baed | 1852 | tem = x_to_w32_color (color); |
3c190163 | 1853 | |
ee78dc32 GV |
1854 | if (!NILP (tem)) |
1855 | { | |
d88c567c JR |
1856 | if (f) |
1857 | { | |
1858 | /* Apply gamma correction. */ | |
1859 | w32_color_ref = XUINT (tem); | |
1860 | gamma_correct (f, &w32_color_ref); | |
1861 | XSETINT (tem, w32_color_ref); | |
1862 | } | |
9badad41 JR |
1863 | |
1864 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1865 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1866 | { |
fbd6baed | 1867 | struct w32_palette_entry * entry = |
d88c567c | 1868 | one_w32_display_info.color_list; |
fbd6baed | 1869 | struct w32_palette_entry ** prev = |
d88c567c | 1870 | &one_w32_display_info.color_list; |
5ac45f98 GV |
1871 | |
1872 | /* check if color is already mapped */ | |
1873 | while (entry) | |
1874 | { | |
fbd6baed | 1875 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1876 | break; |
1877 | prev = &entry->next; | |
1878 | entry = entry->next; | |
1879 | } | |
1880 | ||
1881 | if (entry == NULL && alloc) | |
1882 | { | |
1883 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1884 | entry = (struct w32_palette_entry *) |
1885 | xmalloc (sizeof (struct w32_palette_entry)); | |
1886 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1887 | entry->next = NULL; |
1888 | *prev = entry; | |
d88c567c | 1889 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1890 | |
1891 | /* set flag that palette must be regenerated */ | |
d88c567c | 1892 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1893 | } |
1894 | } | |
1895 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1896 | palette by simulating the PALETTERGB macro. This works whether | |
1897 | or not the display device has a palette. */ | |
6fc2811b JR |
1898 | w32_color_ref = XUINT (tem) | 0x2000000; |
1899 | ||
6fc2811b JR |
1900 | color_def->pixel = w32_color_ref; |
1901 | color_def->red = GetRValue (w32_color_ref); | |
1902 | color_def->green = GetGValue (w32_color_ref); | |
1903 | color_def->blue = GetBValue (w32_color_ref); | |
1904 | ||
ee78dc32 | 1905 | return 1; |
5ac45f98 | 1906 | } |
7fb46567 | 1907 | else |
3c190163 GV |
1908 | { |
1909 | return 0; | |
1910 | } | |
ee78dc32 GV |
1911 | } |
1912 | ||
1913 | /* Given a string ARG naming a color, compute a pixel value from it | |
1914 | suitable for screen F. | |
1915 | If F is not a color screen, return DEF (default) regardless of what | |
1916 | ARG says. */ | |
1917 | ||
1918 | int | |
1919 | x_decode_color (f, arg, def) | |
1920 | FRAME_PTR f; | |
1921 | Lisp_Object arg; | |
1922 | int def; | |
1923 | { | |
6fc2811b | 1924 | XColor cdef; |
ee78dc32 | 1925 | |
b7826503 | 1926 | CHECK_STRING (arg); |
ee78dc32 GV |
1927 | |
1928 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
1929 | return BLACK_PIX_DEFAULT (f); | |
1930 | else if (strcmp (XSTRING (arg)->data, "white") == 0) | |
1931 | return WHITE_PIX_DEFAULT (f); | |
1932 | ||
fbd6baed | 1933 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1934 | return def; |
1935 | ||
6fc2811b | 1936 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1937 | by looking for a near-miss. */ |
6fc2811b JR |
1938 | if (w32_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
1939 | return cdef.pixel; | |
ee78dc32 GV |
1940 | |
1941 | /* defined_color failed; return an ultimate default. */ | |
1942 | return def; | |
1943 | } | |
1944 | \f | |
dfff8a69 JR |
1945 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1946 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1947 | ||
1948 | static void | |
1949 | x_set_line_spacing (f, new_value, old_value) | |
1950 | struct frame *f; | |
1951 | Lisp_Object new_value, old_value; | |
1952 | { | |
1953 | if (NILP (new_value)) | |
1954 | f->extra_line_spacing = 0; | |
1955 | else if (NATNUMP (new_value)) | |
1956 | f->extra_line_spacing = XFASTINT (new_value); | |
1957 | else | |
1a948b17 | 1958 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
1959 | Fcons (new_value, Qnil))); |
1960 | if (FRAME_VISIBLE_P (f)) | |
1961 | redraw_frame (f); | |
1962 | } | |
1963 | ||
1964 | ||
6fc2811b JR |
1965 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1966 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1967 | ||
1968 | static void | |
1969 | x_set_screen_gamma (f, new_value, old_value) | |
1970 | struct frame *f; | |
1971 | Lisp_Object new_value, old_value; | |
1972 | { | |
1973 | if (NILP (new_value)) | |
1974 | f->gamma = 0; | |
1975 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1976 | /* The value 0.4545 is the normal viewing gamma. */ | |
1977 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1978 | else | |
1a948b17 | 1979 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
1980 | Fcons (new_value, Qnil))); |
1981 | ||
1982 | clear_face_cache (0); | |
1983 | } | |
1984 | ||
1985 | ||
ee78dc32 GV |
1986 | /* Functions called only from `x_set_frame_param' |
1987 | to set individual parameters. | |
1988 | ||
fbd6baed | 1989 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
1990 | the frame is being created and its window does not exist yet. |
1991 | In that case, just record the parameter's new value | |
1992 | in the standard place; do not attempt to change the window. */ | |
1993 | ||
1994 | void | |
1995 | x_set_foreground_color (f, arg, oldval) | |
1996 | struct frame *f; | |
1997 | Lisp_Object arg, oldval; | |
1998 | { | |
3cf3436e JR |
1999 | struct w32_output *x = f->output_data.w32; |
2000 | PIX_TYPE fg, old_fg; | |
2001 | ||
2002 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
2003 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2004 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2005 | |
fbd6baed | 2006 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2007 | { |
3cf3436e JR |
2008 | if (x->cursor_pixel == old_fg) |
2009 | x->cursor_pixel = fg; | |
2010 | ||
6fc2811b | 2011 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2012 | if (FRAME_VISIBLE_P (f)) |
2013 | redraw_frame (f); | |
2014 | } | |
2015 | } | |
2016 | ||
2017 | void | |
2018 | x_set_background_color (f, arg, oldval) | |
2019 | struct frame *f; | |
2020 | Lisp_Object arg, oldval; | |
2021 | { | |
6fc2811b | 2022 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2023 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2024 | ||
fbd6baed | 2025 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2026 | { |
6fc2811b JR |
2027 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2028 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2029 | |
6fc2811b | 2030 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2031 | |
2032 | if (FRAME_VISIBLE_P (f)) | |
2033 | redraw_frame (f); | |
2034 | } | |
2035 | } | |
2036 | ||
2037 | void | |
2038 | x_set_mouse_color (f, arg, oldval) | |
2039 | struct frame *f; | |
2040 | Lisp_Object arg, oldval; | |
2041 | { | |
ee78dc32 | 2042 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2043 | int count; |
ee78dc32 GV |
2044 | int mask_color; |
2045 | ||
2046 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2047 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2048 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2049 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2050 | ||
2051 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2052 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2053 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2054 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2055 | |
767b1ff0 | 2056 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2057 | BLOCK_INPUT; |
2058 | ||
2059 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2060 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2061 | |
2062 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2063 | { | |
b7826503 | 2064 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2065 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2066 | } |
2067 | else | |
fbd6baed GV |
2068 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2069 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2070 | |
2071 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2072 | { | |
b7826503 | 2073 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2074 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2075 | XINT (Vx_nontext_pointer_shape)); |
2076 | } | |
2077 | else | |
fbd6baed GV |
2078 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2079 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2080 | |
0af913d7 | 2081 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2082 | { |
b7826503 | 2083 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2084 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2085 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2086 | } |
2087 | else | |
0af913d7 | 2088 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b JR |
2089 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
2090 | ||
2091 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 GV |
2092 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2093 | { | |
b7826503 | 2094 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2095 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2096 | XINT (Vx_mode_pointer_shape)); |
2097 | } | |
2098 | else | |
fbd6baed GV |
2099 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2100 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2101 | |
2102 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2103 | { | |
b7826503 | 2104 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2105 | cross_cursor |
fbd6baed | 2106 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2107 | XINT (Vx_sensitive_text_pointer_shape)); |
2108 | } | |
2109 | else | |
fbd6baed | 2110 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2111 | |
4694d762 JR |
2112 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2113 | { | |
b7826503 | 2114 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2115 | horizontal_drag_cursor |
2116 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2117 | XINT (Vx_window_horizontal_drag_shape)); | |
2118 | } | |
2119 | else | |
2120 | horizontal_drag_cursor | |
2121 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
2122 | ||
ee78dc32 | 2123 | /* Check and report errors with the above calls. */ |
fbd6baed | 2124 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2125 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2126 | |
2127 | { | |
2128 | XColor fore_color, back_color; | |
2129 | ||
fbd6baed | 2130 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2131 | back_color.pixel = mask_color; |
fbd6baed GV |
2132 | XQueryColor (FRAME_W32_DISPLAY (f), |
2133 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2134 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2135 | &fore_color); |
fbd6baed GV |
2136 | XQueryColor (FRAME_W32_DISPLAY (f), |
2137 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2138 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2139 | &back_color); |
fbd6baed | 2140 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2141 | &fore_color, &back_color); |
fbd6baed | 2142 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2143 | &fore_color, &back_color); |
fbd6baed | 2144 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2145 | &fore_color, &back_color); |
fbd6baed | 2146 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2147 | &fore_color, &back_color); |
0af913d7 | 2148 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2149 | &fore_color, &back_color); |
ee78dc32 GV |
2150 | } |
2151 | ||
fbd6baed | 2152 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2153 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2154 | |
fbd6baed GV |
2155 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2156 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2157 | f->output_data.w32->text_cursor = cursor; | |
2158 | ||
2159 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2160 | && f->output_data.w32->nontext_cursor != 0) | |
2161 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2162 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2163 | ||
0af913d7 GM |
2164 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2165 | && f->output_data.w32->hourglass_cursor != 0) | |
2166 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2167 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2168 | |
fbd6baed GV |
2169 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2170 | && f->output_data.w32->modeline_cursor != 0) | |
2171 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2172 | f->output_data.w32->modeline_cursor = mode_cursor; | |
6fc2811b | 2173 | |
fbd6baed GV |
2174 | if (cross_cursor != f->output_data.w32->cross_cursor |
2175 | && f->output_data.w32->cross_cursor != 0) | |
2176 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2177 | f->output_data.w32->cross_cursor = cross_cursor; | |
2178 | ||
2179 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2180 | UNBLOCK_INPUT; |
6fc2811b JR |
2181 | |
2182 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2183 | #endif /* TODO */ |
ee78dc32 GV |
2184 | } |
2185 | ||
70a0239a JR |
2186 | /* Defined in w32term.c. */ |
2187 | void x_update_cursor (struct frame *f, int on_p); | |
2188 | ||
ee78dc32 GV |
2189 | void |
2190 | x_set_cursor_color (f, arg, oldval) | |
2191 | struct frame *f; | |
2192 | Lisp_Object arg, oldval; | |
2193 | { | |
70a0239a | 2194 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2195 | |
dfff8a69 | 2196 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2197 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2198 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2199 | else |
6fc2811b | 2200 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2201 | |
6759f872 | 2202 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 GV |
2203 | |
2204 | /* Make sure that the cursor color differs from the background color. */ | |
70a0239a | 2205 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2206 | { |
70a0239a JR |
2207 | pixel = f->output_data.w32->mouse_pixel; |
2208 | if (pixel == fore_pixel) | |
6fc2811b | 2209 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2210 | } |
70a0239a | 2211 | |
6fc2811b | 2212 | FRAME_FOREGROUND_PIXEL (f) = fore_pixel; |
70a0239a | 2213 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2214 | |
fbd6baed | 2215 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2216 | { |
2217 | if (FRAME_VISIBLE_P (f)) | |
2218 | { | |
70a0239a JR |
2219 | x_update_cursor (f, 0); |
2220 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2221 | } |
2222 | } | |
6fc2811b JR |
2223 | |
2224 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2225 | } |
2226 | ||
33d52f9c GV |
2227 | /* Set the border-color of frame F to pixel value PIX. |
2228 | Note that this does not fully take effect if done before | |
2229 | F has an window. */ | |
2230 | void | |
2231 | x_set_border_pixel (f, pix) | |
2232 | struct frame *f; | |
2233 | int pix; | |
2234 | { | |
2235 | f->output_data.w32->border_pixel = pix; | |
2236 | ||
2237 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2238 | { | |
2239 | if (FRAME_VISIBLE_P (f)) | |
2240 | redraw_frame (f); | |
2241 | } | |
2242 | } | |
2243 | ||
ee78dc32 GV |
2244 | /* Set the border-color of frame F to value described by ARG. |
2245 | ARG can be a string naming a color. | |
2246 | The border-color is used for the border that is drawn by the server. | |
2247 | Note that this does not fully take effect if done before | |
2248 | F has a window; it must be redone when the window is created. */ | |
2249 | ||
2250 | void | |
2251 | x_set_border_color (f, arg, oldval) | |
2252 | struct frame *f; | |
2253 | Lisp_Object arg, oldval; | |
2254 | { | |
ee78dc32 GV |
2255 | int pix; |
2256 | ||
b7826503 | 2257 | CHECK_STRING (arg); |
ee78dc32 | 2258 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2259 | x_set_border_pixel (f, pix); |
6fc2811b | 2260 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2261 | } |
2262 | ||
dfff8a69 JR |
2263 | /* Value is the internal representation of the specified cursor type |
2264 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
2265 | of the bar cursor. */ | |
2266 | ||
2267 | enum text_cursor_kinds | |
2268 | x_specified_cursor_type (arg, width) | |
2269 | Lisp_Object arg; | |
2270 | int *width; | |
ee78dc32 | 2271 | { |
dfff8a69 JR |
2272 | enum text_cursor_kinds type; |
2273 | ||
ee78dc32 GV |
2274 | if (EQ (arg, Qbar)) |
2275 | { | |
dfff8a69 JR |
2276 | type = BAR_CURSOR; |
2277 | *width = 2; | |
ee78dc32 | 2278 | } |
dfff8a69 JR |
2279 | else if (CONSP (arg) |
2280 | && EQ (XCAR (arg), Qbar) | |
2281 | && INTEGERP (XCDR (arg)) | |
2282 | && XINT (XCDR (arg)) >= 0) | |
ee78dc32 | 2283 | { |
dfff8a69 JR |
2284 | type = BAR_CURSOR; |
2285 | *width = XINT (XCDR (arg)); | |
ee78dc32 | 2286 | } |
dfff8a69 JR |
2287 | else if (NILP (arg)) |
2288 | type = NO_CURSOR; | |
ee78dc32 GV |
2289 | else |
2290 | /* Treat anything unknown as "box cursor". | |
2291 | It was bad to signal an error; people have trouble fixing | |
2292 | .Xdefaults with Emacs, when it has something bad in it. */ | |
dfff8a69 JR |
2293 | type = FILLED_BOX_CURSOR; |
2294 | ||
2295 | return type; | |
2296 | } | |
2297 | ||
2298 | void | |
2299 | x_set_cursor_type (f, arg, oldval) | |
2300 | FRAME_PTR f; | |
2301 | Lisp_Object arg, oldval; | |
2302 | { | |
2303 | int width; | |
2304 | ||
2305 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
2306 | f->output_data.w32->cursor_width = width; | |
ee78dc32 GV |
2307 | |
2308 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
2309 | often do people change cursor types? */ | |
2310 | update_mode_lines++; | |
2311 | } | |
dfff8a69 | 2312 | \f |
ee78dc32 GV |
2313 | void |
2314 | x_set_icon_type (f, arg, oldval) | |
2315 | struct frame *f; | |
2316 | Lisp_Object arg, oldval; | |
2317 | { | |
ee78dc32 GV |
2318 | int result; |
2319 | ||
eb7576ce GV |
2320 | if (NILP (arg) && NILP (oldval)) |
2321 | return; | |
2322 | ||
2323 | if (STRINGP (arg) && STRINGP (oldval) | |
2324 | && EQ (Fstring_equal (oldval, arg), Qt)) | |
2325 | return; | |
2326 | ||
2327 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2328 | return; |
2329 | ||
2330 | BLOCK_INPUT; | |
ee78dc32 | 2331 | |
eb7576ce | 2332 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2333 | if (result) |
2334 | { | |
2335 | UNBLOCK_INPUT; | |
2336 | error ("No icon window available"); | |
2337 | } | |
2338 | ||
ee78dc32 | 2339 | UNBLOCK_INPUT; |
ee78dc32 GV |
2340 | } |
2341 | ||
2342 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2343 | ||
2344 | Lisp_Object | |
2345 | x_icon_type (f) | |
2346 | FRAME_PTR f; | |
2347 | { | |
2348 | Lisp_Object tem; | |
2349 | ||
2350 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2351 | if (CONSP (tem)) | |
8e713be6 | 2352 | return XCDR (tem); |
ee78dc32 GV |
2353 | else |
2354 | return Qnil; | |
2355 | } | |
2356 | ||
2357 | void | |
2358 | x_set_icon_name (f, arg, oldval) | |
2359 | struct frame *f; | |
2360 | Lisp_Object arg, oldval; | |
2361 | { | |
ee78dc32 GV |
2362 | if (STRINGP (arg)) |
2363 | { | |
2364 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2365 | return; | |
2366 | } | |
2367 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2368 | return; | |
2369 | ||
2370 | f->icon_name = arg; | |
2371 | ||
2372 | #if 0 | |
fbd6baed | 2373 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2374 | return; |
2375 | ||
2376 | BLOCK_INPUT; | |
2377 | ||
2378 | result = x_text_icon (f, | |
1edf84e7 | 2379 | (char *) XSTRING ((!NILP (f->icon_name) |
ee78dc32 | 2380 | ? f->icon_name |
1edf84e7 GV |
2381 | : !NILP (f->title) |
2382 | ? f->title | |
ee78dc32 GV |
2383 | : f->name))->data); |
2384 | ||
2385 | if (result) | |
2386 | { | |
2387 | UNBLOCK_INPUT; | |
2388 | error ("No icon window available"); | |
2389 | } | |
2390 | ||
2391 | /* If the window was unmapped (and its icon was mapped), | |
2392 | the new icon is not mapped, so map the window in its stead. */ | |
2393 | if (FRAME_VISIBLE_P (f)) | |
2394 | { | |
2395 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2396 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2397 | #endif |
fbd6baed | 2398 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2399 | } |
2400 | ||
fbd6baed | 2401 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2402 | UNBLOCK_INPUT; |
2403 | #endif | |
2404 | } | |
2405 | ||
2406 | extern Lisp_Object x_new_font (); | |
4587b026 | 2407 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2408 | |
2409 | void | |
2410 | x_set_font (f, arg, oldval) | |
2411 | struct frame *f; | |
2412 | Lisp_Object arg, oldval; | |
2413 | { | |
2414 | Lisp_Object result; | |
4587b026 | 2415 | Lisp_Object fontset_name; |
4b817373 | 2416 | Lisp_Object frame; |
3cf3436e | 2417 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2418 | |
b7826503 | 2419 | CHECK_STRING (arg); |
ee78dc32 | 2420 | |
4587b026 GV |
2421 | fontset_name = Fquery_fontset (arg, Qnil); |
2422 | ||
ee78dc32 | 2423 | BLOCK_INPUT; |
4587b026 GV |
2424 | result = (STRINGP (fontset_name) |
2425 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
2426 | : x_new_font (f, XSTRING (arg)->data)); | |
ee78dc32 GV |
2427 | UNBLOCK_INPUT; |
2428 | ||
2429 | if (EQ (result, Qnil)) | |
dfff8a69 | 2430 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ee78dc32 | 2431 | else if (EQ (result, Qt)) |
dfff8a69 | 2432 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2433 | else if (STRINGP (result)) |
2434 | { | |
3cf3436e JR |
2435 | if (STRINGP (fontset_name)) |
2436 | { | |
2437 | /* Fontset names are built from ASCII font names, so the | |
2438 | names may be equal despite there was a change. */ | |
2439 | if (old_fontset == FRAME_FONTSET (f)) | |
2440 | return; | |
2441 | } | |
2442 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2443 | return; |
3cf3436e | 2444 | |
ee78dc32 | 2445 | store_frame_param (f, Qfont, result); |
6fc2811b | 2446 | recompute_basic_faces (f); |
ee78dc32 GV |
2447 | } |
2448 | else | |
2449 | abort (); | |
4b817373 | 2450 | |
6fc2811b JR |
2451 | do_pending_window_change (0); |
2452 | ||
2453 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2454 | initialized yet. This is the case when called from | |
2455 | Fx_create_frame. In that case, the X widget or window doesn't | |
2456 | exist either, and we can end up in x_report_frame_params with a | |
2457 | null widget which gives a segfault. */ | |
2458 | if (FRAME_FACE_CACHE (f)) | |
2459 | { | |
2460 | XSETFRAME (frame, f); | |
2461 | call1 (Qface_set_after_frame_default, frame); | |
2462 | } | |
ee78dc32 GV |
2463 | } |
2464 | ||
41c1bdd9 KS |
2465 | static void |
2466 | x_set_fringe_width (f, new_value, old_value) | |
2467 | struct frame *f; | |
2468 | Lisp_Object new_value, old_value; | |
2469 | { | |
2470 | x_compute_fringe_widths (f, 1); | |
2471 | } | |
2472 | ||
ee78dc32 GV |
2473 | void |
2474 | x_set_border_width (f, arg, oldval) | |
2475 | struct frame *f; | |
2476 | Lisp_Object arg, oldval; | |
2477 | { | |
b7826503 | 2478 | CHECK_NUMBER (arg); |
ee78dc32 | 2479 | |
fbd6baed | 2480 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2481 | return; |
2482 | ||
fbd6baed | 2483 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2484 | error ("Cannot change the border width of a window"); |
2485 | ||
fbd6baed | 2486 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2487 | } |
2488 | ||
2489 | void | |
2490 | x_set_internal_border_width (f, arg, oldval) | |
2491 | struct frame *f; | |
2492 | Lisp_Object arg, oldval; | |
2493 | { | |
fbd6baed | 2494 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2495 | |
b7826503 | 2496 | CHECK_NUMBER (arg); |
fbd6baed GV |
2497 | f->output_data.w32->internal_border_width = XINT (arg); |
2498 | if (f->output_data.w32->internal_border_width < 0) | |
2499 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2500 | |
fbd6baed | 2501 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2502 | return; |
2503 | ||
fbd6baed | 2504 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2505 | { |
ee78dc32 | 2506 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2507 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2508 | do_pending_window_change (0); |
ee78dc32 | 2509 | } |
a05e2bae JR |
2510 | else |
2511 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2512 | } |
2513 | ||
2514 | void | |
2515 | x_set_visibility (f, value, oldval) | |
2516 | struct frame *f; | |
2517 | Lisp_Object value, oldval; | |
2518 | { | |
2519 | Lisp_Object frame; | |
2520 | XSETFRAME (frame, f); | |
2521 | ||
2522 | if (NILP (value)) | |
2523 | Fmake_frame_invisible (frame, Qt); | |
2524 | else if (EQ (value, Qicon)) | |
2525 | Ficonify_frame (frame); | |
2526 | else | |
2527 | Fmake_frame_visible (frame); | |
2528 | } | |
2529 | ||
a1258667 JR |
2530 | \f |
2531 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2532 | ||
2533 | static void | |
2534 | x_change_window_heights (window, n) | |
2535 | Lisp_Object window; | |
2536 | int n; | |
2537 | { | |
2538 | struct window *w = XWINDOW (window); | |
2539 | ||
2540 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2541 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2542 | ||
2543 | if (INTEGERP (w->orig_top)) | |
2544 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2545 | if (INTEGERP (w->orig_height)) | |
2546 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2547 | ||
2548 | /* Handle just the top child in a vertical split. */ | |
2549 | if (!NILP (w->vchild)) | |
2550 | x_change_window_heights (w->vchild, n); | |
2551 | ||
2552 | /* Adjust all children in a horizontal split. */ | |
2553 | for (window = w->hchild; !NILP (window); window = w->next) | |
2554 | { | |
2555 | w = XWINDOW (window); | |
2556 | x_change_window_heights (window, n); | |
2557 | } | |
2558 | } | |
2559 | ||
ee78dc32 GV |
2560 | void |
2561 | x_set_menu_bar_lines (f, value, oldval) | |
2562 | struct frame *f; | |
2563 | Lisp_Object value, oldval; | |
2564 | { | |
2565 | int nlines; | |
2566 | int olines = FRAME_MENU_BAR_LINES (f); | |
2567 | ||
2568 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2569 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2570 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2571 | in or split the minibuffer window. */ |
2572 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2573 | return; | |
2574 | ||
2575 | if (INTEGERP (value)) | |
2576 | nlines = XINT (value); | |
2577 | else | |
2578 | nlines = 0; | |
2579 | ||
2580 | FRAME_MENU_BAR_LINES (f) = 0; | |
2581 | if (nlines) | |
2582 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2583 | else | |
2584 | { | |
2585 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2586 | free_frame_menubar (f); | |
2587 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2588 | |
2589 | /* Adjust the frame size so that the client (text) dimensions | |
2590 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2591 | set correctly. */ | |
2592 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2593 | do_pending_window_change (0); |
ee78dc32 | 2594 | } |
6fc2811b JR |
2595 | adjust_glyphs (f); |
2596 | } | |
2597 | ||
2598 | ||
2599 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2600 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2601 | is the old number of tool bar lines. This function changes the | |
2602 | height of all windows on frame F to match the new tool bar height. | |
2603 | The frame's height doesn't change. */ | |
2604 | ||
2605 | void | |
2606 | x_set_tool_bar_lines (f, value, oldval) | |
2607 | struct frame *f; | |
2608 | Lisp_Object value, oldval; | |
2609 | { | |
36f8209a JR |
2610 | int delta, nlines, root_height; |
2611 | Lisp_Object root_window; | |
6fc2811b | 2612 | |
dc220243 JR |
2613 | /* Treat tool bars like menu bars. */ |
2614 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2615 | return; | |
2616 | ||
6fc2811b JR |
2617 | /* Use VALUE only if an integer >= 0. */ |
2618 | if (INTEGERP (value) && XINT (value) >= 0) | |
2619 | nlines = XFASTINT (value); | |
2620 | else | |
2621 | nlines = 0; | |
2622 | ||
2623 | /* Make sure we redisplay all windows in this frame. */ | |
2624 | ++windows_or_buffers_changed; | |
2625 | ||
2626 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2627 | |
2628 | /* Don't resize the tool-bar to more than we have room for. */ | |
2629 | root_window = FRAME_ROOT_WINDOW (f); | |
2630 | root_height = XINT (XWINDOW (root_window)->height); | |
2631 | if (root_height - delta < 1) | |
2632 | { | |
2633 | delta = root_height - 1; | |
2634 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2635 | } | |
2636 | ||
6fc2811b | 2637 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2638 | x_change_window_heights (root_window, delta); |
6fc2811b | 2639 | adjust_glyphs (f); |
36f8209a JR |
2640 | |
2641 | /* We also have to make sure that the internal border at the top of | |
2642 | the frame, below the menu bar or tool bar, is redrawn when the | |
2643 | tool bar disappears. This is so because the internal border is | |
2644 | below the tool bar if one is displayed, but is below the menu bar | |
2645 | if there isn't a tool bar. The tool bar draws into the area | |
2646 | below the menu bar. */ | |
2647 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2648 | { | |
2649 | updating_frame = f; | |
2650 | clear_frame (); | |
2651 | clear_current_matrices (f); | |
2652 | updating_frame = NULL; | |
2653 | } | |
2654 | ||
2655 | /* If the tool bar gets smaller, the internal border below it | |
2656 | has to be cleared. It was formerly part of the display | |
2657 | of the larger tool bar, and updating windows won't clear it. */ | |
2658 | if (delta < 0) | |
2659 | { | |
2660 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2661 | int width = PIXEL_WIDTH (f); | |
2662 | int y = nlines * CANON_Y_UNIT (f); | |
2663 | ||
2664 | BLOCK_INPUT; | |
2665 | { | |
2666 | HDC hdc = get_frame_dc (f); | |
2667 | w32_clear_area (f, hdc, 0, y, width, height); | |
2668 | release_frame_dc (f, hdc); | |
2669 | } | |
2670 | UNBLOCK_INPUT; | |
3cf3436e JR |
2671 | |
2672 | if (WINDOWP (f->tool_bar_window)) | |
2673 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2674 | } |
ee78dc32 GV |
2675 | } |
2676 | ||
6fc2811b | 2677 | |
ee78dc32 | 2678 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2679 | w32_id_name. |
ee78dc32 GV |
2680 | |
2681 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2682 | name; if NAME is a string, set F's name to NAME and set | |
2683 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2684 | ||
2685 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2686 | suggesting a new name, which lisp code should override; if | |
2687 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2688 | ||
2689 | void | |
2690 | x_set_name (f, name, explicit) | |
2691 | struct frame *f; | |
2692 | Lisp_Object name; | |
2693 | int explicit; | |
2694 | { | |
2695 | /* Make sure that requests from lisp code override requests from | |
2696 | Emacs redisplay code. */ | |
2697 | if (explicit) | |
2698 | { | |
2699 | /* If we're switching from explicit to implicit, we had better | |
2700 | update the mode lines and thereby update the title. */ | |
2701 | if (f->explicit_name && NILP (name)) | |
2702 | update_mode_lines = 1; | |
2703 | ||
2704 | f->explicit_name = ! NILP (name); | |
2705 | } | |
2706 | else if (f->explicit_name) | |
2707 | return; | |
2708 | ||
fbd6baed | 2709 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2710 | if (NILP (name)) |
2711 | { | |
2712 | /* Check for no change needed in this very common case | |
2713 | before we do any consing. */ | |
fbd6baed | 2714 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
ee78dc32 GV |
2715 | XSTRING (f->name)->data)) |
2716 | return; | |
fbd6baed | 2717 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2718 | } |
2719 | else | |
b7826503 | 2720 | CHECK_STRING (name); |
ee78dc32 GV |
2721 | |
2722 | /* Don't change the name if it's already NAME. */ | |
2723 | if (! NILP (Fstring_equal (name, f->name))) | |
2724 | return; | |
2725 | ||
1edf84e7 GV |
2726 | f->name = name; |
2727 | ||
2728 | /* For setting the frame title, the title parameter should override | |
2729 | the name parameter. */ | |
2730 | if (! NILP (f->title)) | |
2731 | name = f->title; | |
2732 | ||
fbd6baed | 2733 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2734 | { |
6fc2811b | 2735 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2736 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2737 | |
ee78dc32 | 2738 | BLOCK_INPUT; |
fbd6baed | 2739 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); |
ee78dc32 GV |
2740 | UNBLOCK_INPUT; |
2741 | } | |
ee78dc32 GV |
2742 | } |
2743 | ||
2744 | /* This function should be called when the user's lisp code has | |
2745 | specified a name for the frame; the name will override any set by the | |
2746 | redisplay code. */ | |
2747 | void | |
2748 | x_explicitly_set_name (f, arg, oldval) | |
2749 | FRAME_PTR f; | |
2750 | Lisp_Object arg, oldval; | |
2751 | { | |
2752 | x_set_name (f, arg, 1); | |
2753 | } | |
2754 | ||
2755 | /* This function should be called by Emacs redisplay code to set the | |
2756 | name; names set this way will never override names set by the user's | |
2757 | lisp code. */ | |
2758 | void | |
2759 | x_implicitly_set_name (f, arg, oldval) | |
2760 | FRAME_PTR f; | |
2761 | Lisp_Object arg, oldval; | |
2762 | { | |
2763 | x_set_name (f, arg, 0); | |
2764 | } | |
1edf84e7 GV |
2765 | \f |
2766 | /* Change the title of frame F to NAME. | |
2767 | If NAME is nil, use the frame name as the title. | |
2768 | ||
2769 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2770 | name; if NAME is a string, set F's name to NAME and set | |
2771 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2772 | ||
2773 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2774 | suggesting a new name, which lisp code should override; if | |
2775 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2776 | |
1edf84e7 | 2777 | void |
6fc2811b | 2778 | x_set_title (f, name, old_name) |
1edf84e7 | 2779 | struct frame *f; |
6fc2811b | 2780 | Lisp_Object name, old_name; |
1edf84e7 GV |
2781 | { |
2782 | /* Don't change the title if it's already NAME. */ | |
2783 | if (EQ (name, f->title)) | |
2784 | return; | |
2785 | ||
2786 | update_mode_lines = 1; | |
2787 | ||
2788 | f->title = name; | |
2789 | ||
2790 | if (NILP (name)) | |
2791 | name = f->name; | |
2792 | ||
2793 | if (FRAME_W32_WINDOW (f)) | |
2794 | { | |
6fc2811b | 2795 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2796 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2797 | |
1edf84e7 GV |
2798 | BLOCK_INPUT; |
2799 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); | |
2800 | UNBLOCK_INPUT; | |
2801 | } | |
2802 | } | |
2803 | \f | |
ee78dc32 GV |
2804 | void |
2805 | x_set_autoraise (f, arg, oldval) | |
2806 | struct frame *f; | |
2807 | Lisp_Object arg, oldval; | |
2808 | { | |
2809 | f->auto_raise = !EQ (Qnil, arg); | |
2810 | } | |
2811 | ||
2812 | void | |
2813 | x_set_autolower (f, arg, oldval) | |
2814 | struct frame *f; | |
2815 | Lisp_Object arg, oldval; | |
2816 | { | |
2817 | f->auto_lower = !EQ (Qnil, arg); | |
2818 | } | |
2819 | ||
2820 | void | |
2821 | x_set_unsplittable (f, arg, oldval) | |
2822 | struct frame *f; | |
2823 | Lisp_Object arg, oldval; | |
2824 | { | |
2825 | f->no_split = !NILP (arg); | |
2826 | } | |
2827 | ||
2828 | void | |
2829 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2830 | struct frame *f; | |
2831 | Lisp_Object arg, oldval; | |
2832 | { | |
1026b400 RS |
2833 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2834 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2835 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2836 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2837 | { |
1026b400 RS |
2838 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2839 | vertical_scroll_bar_none : | |
87996783 GV |
2840 | /* Put scroll bars on the right by default, as is conventional |
2841 | on MS-Windows. */ | |
2842 | EQ (Qleft, arg) | |
2843 | ? vertical_scroll_bar_left | |
2844 | : vertical_scroll_bar_right; | |
ee78dc32 GV |
2845 | |
2846 | /* We set this parameter before creating the window for the | |
2847 | frame, so we can get the geometry right from the start. | |
2848 | However, if the window hasn't been created yet, we shouldn't | |
2849 | call x_set_window_size. */ | |
fbd6baed | 2850 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2851 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2852 | do_pending_window_change (0); |
ee78dc32 GV |
2853 | } |
2854 | } | |
2855 | ||
2856 | void | |
2857 | x_set_scroll_bar_width (f, arg, oldval) | |
2858 | struct frame *f; | |
2859 | Lisp_Object arg, oldval; | |
2860 | { | |
6fc2811b JR |
2861 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2862 | ||
ee78dc32 GV |
2863 | if (NILP (arg)) |
2864 | { | |
6fc2811b JR |
2865 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2866 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2867 | wid - 1) / wid; | |
2868 | if (FRAME_W32_WINDOW (f)) | |
2869 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2870 | do_pending_window_change (0); | |
ee78dc32 GV |
2871 | } |
2872 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2873 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2874 | { | |
ee78dc32 | 2875 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2876 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2877 | + wid-1) / wid; | |
fbd6baed | 2878 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2879 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2880 | do_pending_window_change (0); |
ee78dc32 | 2881 | } |
6fc2811b JR |
2882 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2883 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
2884 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
ee78dc32 GV |
2885 | } |
2886 | \f | |
2887 | /* Subroutines of creating an frame. */ | |
2888 | ||
2889 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2890 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2891 | ||
2892 | static void | |
2893 | validate_x_resource_name () | |
2894 | { | |
6fc2811b | 2895 | int len = 0; |
ee78dc32 GV |
2896 | /* Number of valid characters in the resource name. */ |
2897 | int good_count = 0; | |
2898 | /* Number of invalid characters in the resource name. */ | |
2899 | int bad_count = 0; | |
2900 | Lisp_Object new; | |
2901 | int i; | |
2902 | ||
2903 | if (STRINGP (Vx_resource_name)) | |
2904 | { | |
2905 | unsigned char *p = XSTRING (Vx_resource_name)->data; | |
2906 | int i; | |
2907 | ||
dfff8a69 | 2908 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
ee78dc32 GV |
2909 | |
2910 | /* Only letters, digits, - and _ are valid in resource names. | |
2911 | Count the valid characters and count the invalid ones. */ | |
2912 | for (i = 0; i < len; i++) | |
2913 | { | |
2914 | int c = p[i]; | |
2915 | if (! ((c >= 'a' && c <= 'z') | |
2916 | || (c >= 'A' && c <= 'Z') | |
2917 | || (c >= '0' && c <= '9') | |
2918 | || c == '-' || c == '_')) | |
2919 | bad_count++; | |
2920 | else | |
2921 | good_count++; | |
2922 | } | |
2923 | } | |
2924 | else | |
2925 | /* Not a string => completely invalid. */ | |
2926 | bad_count = 5, good_count = 0; | |
2927 | ||
2928 | /* If name is valid already, return. */ | |
2929 | if (bad_count == 0) | |
2930 | return; | |
2931 | ||
2932 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2933 | if (good_count == 0 | |
2934 | || (good_count == 1 && bad_count > 0)) | |
2935 | { | |
2936 | Vx_resource_name = build_string ("emacs"); | |
2937 | return; | |
2938 | } | |
2939 | ||
2940 | /* Name is partly valid. Copy it and replace the invalid characters | |
2941 | with underscores. */ | |
2942 | ||
2943 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2944 | ||
2945 | for (i = 0; i < len; i++) | |
2946 | { | |
2947 | int c = XSTRING (new)->data[i]; | |
2948 | if (! ((c >= 'a' && c <= 'z') | |
2949 | || (c >= 'A' && c <= 'Z') | |
2950 | || (c >= '0' && c <= '9') | |
2951 | || c == '-' || c == '_')) | |
2952 | XSTRING (new)->data[i] = '_'; | |
2953 | } | |
2954 | } | |
2955 | ||
2956 | ||
2957 | extern char *x_get_string_resource (); | |
2958 | ||
2959 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
2960 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
2961 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
2962 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2963 | the name specified by the `-name' or `-rn' command-line arguments. | |
2964 | ||
2965 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2966 | class, respectively. You must specify both of them or neither. | |
2967 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
2968 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
2969 | (attribute, class, component, subclass) |
2970 | Lisp_Object attribute, class, component, subclass; | |
2971 | { | |
2972 | register char *value; | |
2973 | char *name_key; | |
2974 | char *class_key; | |
2975 | ||
b7826503 PJ |
2976 | CHECK_STRING (attribute); |
2977 | CHECK_STRING (class); | |
ee78dc32 GV |
2978 | |
2979 | if (!NILP (component)) | |
b7826503 | 2980 | CHECK_STRING (component); |
ee78dc32 | 2981 | if (!NILP (subclass)) |
b7826503 | 2982 | CHECK_STRING (subclass); |
ee78dc32 GV |
2983 | if (NILP (component) != NILP (subclass)) |
2984 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2985 | ||
2986 | validate_x_resource_name (); | |
2987 | ||
2988 | /* Allocate space for the components, the dots which separate them, | |
2989 | and the final '\0'. Make them big enough for the worst case. */ | |
dfff8a69 | 2990 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
ee78dc32 | 2991 | + (STRINGP (component) |
dfff8a69 JR |
2992 | ? STRING_BYTES (XSTRING (component)) : 0) |
2993 | + STRING_BYTES (XSTRING (attribute)) | |
ee78dc32 GV |
2994 | + 3); |
2995 | ||
2996 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
dfff8a69 | 2997 | + STRING_BYTES (XSTRING (class)) |
ee78dc32 | 2998 | + (STRINGP (subclass) |
dfff8a69 | 2999 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
ee78dc32 GV |
3000 | + 3); |
3001 | ||
3002 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
3003 | and with `Emacs' for the class key (the general one). */ | |
3004 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
3005 | strcpy (class_key, EMACS_CLASS); | |
3006 | ||
3007 | strcat (class_key, "."); | |
3008 | strcat (class_key, XSTRING (class)->data); | |
3009 | ||
3010 | if (!NILP (component)) | |
3011 | { | |
3012 | strcat (class_key, "."); | |
3013 | strcat (class_key, XSTRING (subclass)->data); | |
3014 | ||
3015 | strcat (name_key, "."); | |
3016 | strcat (name_key, XSTRING (component)->data); | |
3017 | } | |
3018 | ||
3019 | strcat (name_key, "."); | |
3020 | strcat (name_key, XSTRING (attribute)->data); | |
3021 | ||
3022 | value = x_get_string_resource (Qnil, | |
3023 | name_key, class_key); | |
3024 | ||
3025 | if (value != (char *) 0) | |
3026 | return build_string (value); | |
3027 | else | |
3028 | return Qnil; | |
3029 | } | |
3030 | ||
3031 | /* Used when C code wants a resource value. */ | |
3032 | ||
3033 | char * | |
3034 | x_get_resource_string (attribute, class) | |
3035 | char *attribute, *class; | |
3036 | { | |
ee78dc32 GV |
3037 | char *name_key; |
3038 | char *class_key; | |
6fc2811b | 3039 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3040 | |
3041 | /* Allocate space for the components, the dots which separate them, | |
3042 | and the final '\0'. */ | |
dfff8a69 | 3043 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
ee78dc32 GV |
3044 | + strlen (attribute) + 2); |
3045 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3046 | + strlen (class) + 2); | |
3047 | ||
3048 | sprintf (name_key, "%s.%s", | |
3049 | XSTRING (Vinvocation_name)->data, | |
3050 | attribute); | |
3051 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3052 | ||
6fc2811b | 3053 | return x_get_string_resource (sf, name_key, class_key); |
ee78dc32 GV |
3054 | } |
3055 | ||
3056 | /* Types we might convert a resource string into. */ | |
3057 | enum resource_types | |
6fc2811b JR |
3058 | { |
3059 | RES_TYPE_NUMBER, | |
3060 | RES_TYPE_FLOAT, | |
3061 | RES_TYPE_BOOLEAN, | |
3062 | RES_TYPE_STRING, | |
3063 | RES_TYPE_SYMBOL | |
3064 | }; | |
ee78dc32 GV |
3065 | |
3066 | /* Return the value of parameter PARAM. | |
3067 | ||
3068 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3069 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3070 | ||
3071 | Convert the resource to the type specified by desired_type. | |
3072 | ||
3073 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3074 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3075 | and don't let it get stored in any Lisp-visible variables! */ |
3076 | ||
3077 | static Lisp_Object | |
6fc2811b | 3078 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3079 | Lisp_Object alist, param; |
3080 | char *attribute; | |
3081 | char *class; | |
3082 | enum resource_types type; | |
3083 | { | |
3084 | register Lisp_Object tem; | |
3085 | ||
3086 | tem = Fassq (param, alist); | |
3087 | if (EQ (tem, Qnil)) | |
3088 | tem = Fassq (param, Vdefault_frame_alist); | |
3089 | if (EQ (tem, Qnil)) | |
3090 | { | |
3091 | ||
3092 | if (attribute) | |
3093 | { | |
3094 | tem = Fx_get_resource (build_string (attribute), | |
3095 | build_string (class), | |
3096 | Qnil, Qnil); | |
3097 | ||
3098 | if (NILP (tem)) | |
3099 | return Qunbound; | |
3100 | ||
3101 | switch (type) | |
3102 | { | |
6fc2811b | 3103 | case RES_TYPE_NUMBER: |
ee78dc32 GV |
3104 | return make_number (atoi (XSTRING (tem)->data)); |
3105 | ||
6fc2811b JR |
3106 | case RES_TYPE_FLOAT: |
3107 | return make_float (atof (XSTRING (tem)->data)); | |
3108 | ||
3109 | case RES_TYPE_BOOLEAN: | |
ee78dc32 GV |
3110 | tem = Fdowncase (tem); |
3111 | if (!strcmp (XSTRING (tem)->data, "on") | |
3112 | || !strcmp (XSTRING (tem)->data, "true")) | |
3113 | return Qt; | |
3114 | else | |
3115 | return Qnil; | |
3116 | ||
6fc2811b | 3117 | case RES_TYPE_STRING: |
ee78dc32 GV |
3118 | return tem; |
3119 | ||
6fc2811b | 3120 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3121 | /* As a special case, we map the values `true' and `on' |
3122 | to Qt, and `false' and `off' to Qnil. */ | |
3123 | { | |
3124 | Lisp_Object lower; | |
3125 | lower = Fdowncase (tem); | |
3126 | if (!strcmp (XSTRING (lower)->data, "on") | |
3127 | || !strcmp (XSTRING (lower)->data, "true")) | |
3128 | return Qt; | |
3129 | else if (!strcmp (XSTRING (lower)->data, "off") | |
3130 | || !strcmp (XSTRING (lower)->data, "false")) | |
3131 | return Qnil; | |
3132 | else | |
3133 | return Fintern (tem, Qnil); | |
3134 | } | |
3135 | ||
3136 | default: | |
3137 | abort (); | |
3138 | } | |
3139 | } | |
3140 | else | |
3141 | return Qunbound; | |
3142 | } | |
3143 | return Fcdr (tem); | |
3144 | } | |
3145 | ||
3146 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3147 | of the parameter named PROP (a Lisp symbol). |
3148 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3149 | on the frame named NAME. |
3150 | If that is not found either, use the value DEFLT. */ | |
3151 | ||
3152 | static Lisp_Object | |
3153 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3154 | struct frame *f; | |
3155 | Lisp_Object alist; | |
3156 | Lisp_Object prop; | |
3157 | Lisp_Object deflt; | |
3158 | char *xprop; | |
3159 | char *xclass; | |
3160 | enum resource_types type; | |
3161 | { | |
3162 | Lisp_Object tem; | |
3163 | ||
6fc2811b | 3164 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3165 | if (EQ (tem, Qunbound)) |
3166 | tem = deflt; | |
3167 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3168 | return tem; | |
3169 | } | |
3170 | \f | |
3171 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3172 | doc: /* Parse an X-style geometry string STRING. |
3173 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3174 | The properties returned may include `top', `left', `height', and `width'. | |
3175 | The value of `left' or `top' may be an integer, | |
3176 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3177 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3178 | (string) |
3179 | Lisp_Object string; | |
3180 | { | |
3181 | int geometry, x, y; | |
3182 | unsigned int width, height; | |
3183 | Lisp_Object result; | |
3184 | ||
b7826503 | 3185 | CHECK_STRING (string); |
ee78dc32 GV |
3186 | |
3187 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3188 | &x, &y, &width, &height); | |
3189 | ||
3190 | result = Qnil; | |
3191 | if (geometry & XValue) | |
3192 | { | |
3193 | Lisp_Object element; | |
3194 | ||
3195 | if (x >= 0 && (geometry & XNegative)) | |
3196 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3197 | else if (x < 0 && ! (geometry & XNegative)) | |
3198 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3199 | else | |
3200 | element = Fcons (Qleft, make_number (x)); | |
3201 | result = Fcons (element, result); | |
3202 | } | |
3203 | ||
3204 | if (geometry & YValue) | |
3205 | { | |
3206 | Lisp_Object element; | |
3207 | ||
3208 | if (y >= 0 && (geometry & YNegative)) | |
3209 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3210 | else if (y < 0 && ! (geometry & YNegative)) | |
3211 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3212 | else | |
3213 | element = Fcons (Qtop, make_number (y)); | |
3214 | result = Fcons (element, result); | |
3215 | } | |
3216 | ||
3217 | if (geometry & WidthValue) | |
3218 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3219 | if (geometry & HeightValue) | |
3220 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3221 | ||
3222 | return result; | |
3223 | } | |
3224 | ||
3225 | /* Calculate the desired size and position of this window, | |
3226 | and return the flags saying which aspects were specified. | |
3227 | ||
3228 | This function does not make the coordinates positive. */ | |
3229 | ||
3230 | #define DEFAULT_ROWS 40 | |
3231 | #define DEFAULT_COLS 80 | |
3232 | ||
3233 | static int | |
3234 | x_figure_window_size (f, parms) | |
3235 | struct frame *f; | |
3236 | Lisp_Object parms; | |
3237 | { | |
3238 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3239 | long window_prompting = 0; |
3240 | ||
3241 | /* Default values if we fall through. | |
3242 | Actually, if that happens we should get | |
3243 | window manager prompting. */ | |
1026b400 | 3244 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3245 | f->height = DEFAULT_ROWS; |
3246 | /* Window managers expect that if program-specified | |
3247 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3248 | f->output_data.w32->top_pos = 0; |
3249 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3250 | |
35b41202 JR |
3251 | /* Ensure that old new_width and new_height will not override the |
3252 | values set here. */ | |
3253 | FRAME_NEW_WIDTH (f) = 0; | |
3254 | FRAME_NEW_HEIGHT (f) = 0; | |
3255 | ||
6fc2811b JR |
3256 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3257 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3258 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3259 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3260 | { | |
3261 | if (!EQ (tem0, Qunbound)) | |
3262 | { | |
b7826503 | 3263 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3264 | f->height = XINT (tem0); |
3265 | } | |
3266 | if (!EQ (tem1, Qunbound)) | |
3267 | { | |
b7826503 | 3268 | CHECK_NUMBER (tem1); |
1026b400 | 3269 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3270 | } |
3271 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3272 | window_prompting |= USSize; | |
3273 | else | |
3274 | window_prompting |= PSize; | |
3275 | } | |
3276 | ||
fbd6baed | 3277 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3278 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3279 | ? 0 | |
3280 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3281 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3282 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
41c1bdd9 | 3283 | x_compute_fringe_widths (f, 0); |
fbd6baed GV |
3284 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3285 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3286 | |
6fc2811b JR |
3287 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3288 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3289 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3290 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3291 | { | |
3292 | if (EQ (tem0, Qminus)) | |
3293 | { | |
fbd6baed | 3294 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3295 | window_prompting |= YNegative; |
3296 | } | |
8e713be6 KR |
3297 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3298 | && CONSP (XCDR (tem0)) | |
3299 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3300 | { |
8e713be6 | 3301 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3302 | window_prompting |= YNegative; |
3303 | } | |
8e713be6 KR |
3304 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3305 | && CONSP (XCDR (tem0)) | |
3306 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3307 | { |
8e713be6 | 3308 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3309 | } |
3310 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3311 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3312 | else |
3313 | { | |
b7826503 | 3314 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3315 | f->output_data.w32->top_pos = XINT (tem0); |
3316 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3317 | window_prompting |= YNegative; |
3318 | } | |
3319 | ||
3320 | if (EQ (tem1, Qminus)) | |
3321 | { | |
fbd6baed | 3322 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3323 | window_prompting |= XNegative; |
3324 | } | |
8e713be6 KR |
3325 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3326 | && CONSP (XCDR (tem1)) | |
3327 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3328 | { |
8e713be6 | 3329 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3330 | window_prompting |= XNegative; |
3331 | } | |
8e713be6 KR |
3332 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3333 | && CONSP (XCDR (tem1)) | |
3334 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3335 | { |
8e713be6 | 3336 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3337 | } |
3338 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3339 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3340 | else |
3341 | { | |
b7826503 | 3342 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3343 | f->output_data.w32->left_pos = XINT (tem1); |
3344 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3345 | window_prompting |= XNegative; |
3346 | } | |
3347 | ||
3348 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3349 | window_prompting |= USPosition; | |
3350 | else | |
3351 | window_prompting |= PPosition; | |
3352 | } | |
3353 | ||
3354 | return window_prompting; | |
3355 | } | |
3356 | ||
3357 | \f | |
3358 | ||
fbd6baed | 3359 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 GV |
3360 | |
3361 | BOOL | |
fbd6baed | 3362 | w32_init_class (hinst) |
ee78dc32 GV |
3363 | HINSTANCE hinst; |
3364 | { | |
3365 | WNDCLASS wc; | |
3366 | ||
5ac45f98 | 3367 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3368 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3369 | wc.cbClsExtra = 0; |
3370 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3371 | wc.hInstance = hinst; | |
3372 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
3373 | wc.hCursor = LoadCursor (NULL, IDC_ARROW); | |
4587b026 | 3374 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3375 | wc.lpszMenuName = NULL; |
3376 | wc.lpszClassName = EMACS_CLASS; | |
3377 | ||
3378 | return (RegisterClass (&wc)); | |
3379 | } | |
3380 | ||
3381 | HWND | |
fbd6baed | 3382 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3383 | struct frame *f; |
3384 | struct scroll_bar * bar; | |
3385 | { | |
3386 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3387 | /* Position and size of scroll bar. */ | |
6fc2811b JR |
3388 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
3389 | XINT(bar->top), | |
3390 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
3391 | XINT(bar->height), | |
fbd6baed | 3392 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3393 | NULL, |
3394 | hinst, | |
3395 | NULL)); | |
3396 | } | |
3397 | ||
3398 | void | |
fbd6baed | 3399 | w32_createwindow (f) |
ee78dc32 GV |
3400 | struct frame *f; |
3401 | { | |
3402 | HWND hwnd; | |
1edf84e7 GV |
3403 | RECT rect; |
3404 | ||
3405 | rect.left = rect.top = 0; | |
3406 | rect.right = PIXEL_WIDTH (f); | |
3407 | rect.bottom = PIXEL_HEIGHT (f); | |
3408 | ||
3409 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
3410 | FRAME_EXTERNAL_MENU_BAR (f)); | |
ee78dc32 GV |
3411 | |
3412 | /* Do first time app init */ | |
3413 | ||
3414 | if (!hprevinst) | |
3415 | { | |
fbd6baed | 3416 | w32_init_class (hinst); |
ee78dc32 GV |
3417 | } |
3418 | ||
1edf84e7 GV |
3419 | FRAME_W32_WINDOW (f) = hwnd |
3420 | = CreateWindow (EMACS_CLASS, | |
3421 | f->namebuf, | |
9ead1b60 | 3422 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3423 | f->output_data.w32->left_pos, |
3424 | f->output_data.w32->top_pos, | |
3425 | rect.right - rect.left, | |
3426 | rect.bottom - rect.top, | |
3427 | NULL, | |
3428 | NULL, | |
3429 | hinst, | |
3430 | NULL); | |
3431 | ||
ee78dc32 GV |
3432 | if (hwnd) |
3433 | { | |
1edf84e7 GV |
3434 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3435 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3436 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3437 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3438 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3439 | |
cb9e33d4 RS |
3440 | /* Enable drag-n-drop. */ |
3441 | DragAcceptFiles (hwnd, TRUE); | |
3442 | ||
5ac45f98 GV |
3443 | /* Do this to discard the default setting specified by our parent. */ |
3444 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3445 | } |
3c190163 GV |
3446 | } |
3447 | ||
ee78dc32 GV |
3448 | void |
3449 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) | |
fbd6baed | 3450 | W32Msg * wmsg; |
ee78dc32 GV |
3451 | HWND hwnd; |
3452 | UINT msg; | |
3453 | WPARAM wParam; | |
3454 | LPARAM lParam; | |
3455 | { | |
3456 | wmsg->msg.hwnd = hwnd; | |
3457 | wmsg->msg.message = msg; | |
3458 | wmsg->msg.wParam = wParam; | |
3459 | wmsg->msg.lParam = lParam; | |
3460 | wmsg->msg.time = GetMessageTime (); | |
3461 | ||
3462 | post_msg (wmsg); | |
3463 | } | |
3464 | ||
e9e23e23 | 3465 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3466 | between left and right keys as advertised. We test for this |
3467 | support dynamically, and set a flag when the support is absent. If | |
3468 | absent, we keep track of the left and right control and alt keys | |
3469 | ourselves. This is particularly necessary on keyboards that rely | |
3470 | upon the AltGr key, which is represented as having the left control | |
3471 | and right alt keys pressed. For these keyboards, we need to know | |
3472 | when the left alt key has been pressed in addition to the AltGr key | |
3473 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3474 | on Swedish keyboards). */ | |
3475 | ||
3476 | #define EMACS_LCONTROL 0 | |
3477 | #define EMACS_RCONTROL 1 | |
3478 | #define EMACS_LMENU 2 | |
3479 | #define EMACS_RMENU 3 | |
3480 | ||
3481 | static int modifiers[4]; | |
3482 | static int modifiers_recorded; | |
3483 | static int modifier_key_support_tested; | |
3484 | ||
3485 | static void | |
3486 | test_modifier_support (unsigned int wparam) | |
3487 | { | |
3488 | unsigned int l, r; | |
3489 | ||
3490 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3491 | return; | |
3492 | if (wparam == VK_CONTROL) | |
3493 | { | |
3494 | l = VK_LCONTROL; | |
3495 | r = VK_RCONTROL; | |
3496 | } | |
3497 | else | |
3498 | { | |
3499 | l = VK_LMENU; | |
3500 | r = VK_RMENU; | |
3501 | } | |
3502 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3503 | modifiers_recorded = 1; | |
3504 | else | |
3505 | modifiers_recorded = 0; | |
3506 | modifier_key_support_tested = 1; | |
3507 | } | |
3508 | ||
3509 | static void | |
3510 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3511 | { | |
3512 | int i; | |
3513 | ||
3514 | if (!modifier_key_support_tested) | |
3515 | test_modifier_support (wparam); | |
3516 | ||
3517 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3518 | return; | |
3519 | ||
3520 | if (wparam == VK_CONTROL) | |
3521 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3522 | else | |
3523 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3524 | ||
3525 | modifiers[i] = 1; | |
3526 | } | |
3527 | ||
3528 | static void | |
3529 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3530 | { | |
3531 | int i; | |
3532 | ||
3533 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3534 | return; | |
3535 | ||
3536 | if (wparam == VK_CONTROL) | |
3537 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3538 | else | |
3539 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3540 | ||
3541 | modifiers[i] = 0; | |
3542 | } | |
3543 | ||
da36a4d6 GV |
3544 | /* Emacs can lose focus while a modifier key has been pressed. When |
3545 | it regains focus, be conservative and clear all modifiers since | |
3546 | we cannot reconstruct the left and right modifier state. */ | |
3547 | static void | |
3548 | reset_modifiers () | |
3549 | { | |
8681157a RS |
3550 | SHORT ctrl, alt; |
3551 | ||
adcc3809 GV |
3552 | if (GetFocus () == NULL) |
3553 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3554 | return; |
8681157a RS |
3555 | |
3556 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3557 | alt = GetAsyncKeyState (VK_MENU); | |
3558 | ||
8681157a RS |
3559 | if (!(ctrl & 0x08000)) |
3560 | /* Clear any recorded control modifier state. */ | |
3561 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3562 | ||
3563 | if (!(alt & 0x08000)) | |
3564 | /* Clear any recorded alt modifier state. */ | |
3565 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3566 | ||
adcc3809 GV |
3567 | /* Update the state of all modifier keys, because modifiers used in |
3568 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3569 | result of a hot-key being pressed. */ | |
3570 | { | |
3571 | BYTE keystate[256]; | |
3572 | ||
3573 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3574 | ||
3575 | GetKeyboardState (keystate); | |
3576 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3577 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3578 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3579 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3580 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3581 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3582 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3583 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3584 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3585 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3586 | SetKeyboardState (keystate); | |
3587 | } | |
da36a4d6 GV |
3588 | } |
3589 | ||
7830e24b RS |
3590 | /* Synchronize modifier state with what is reported with the current |
3591 | keystroke. Even if we cannot distinguish between left and right | |
3592 | modifier keys, we know that, if no modifiers are set, then neither | |
3593 | the left or right modifier should be set. */ | |
3594 | static void | |
3595 | sync_modifiers () | |
3596 | { | |
3597 | if (!modifiers_recorded) | |
3598 | return; | |
3599 | ||
3600 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) | |
3601 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3602 | ||
3603 | if (!(GetKeyState (VK_MENU) & 0x8000)) | |
3604 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3605 | } | |
3606 | ||
a1a80b40 GV |
3607 | static int |
3608 | modifier_set (int vkey) | |
3609 | { | |
ccc2d29c | 3610 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3611 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3612 | if (!modifiers_recorded) |
3613 | return (GetKeyState (vkey) & 0x8000); | |
3614 | ||
3615 | switch (vkey) | |
3616 | { | |
3617 | case VK_LCONTROL: | |
3618 | return modifiers[EMACS_LCONTROL]; | |
3619 | case VK_RCONTROL: | |
3620 | return modifiers[EMACS_RCONTROL]; | |
3621 | case VK_LMENU: | |
3622 | return modifiers[EMACS_LMENU]; | |
3623 | case VK_RMENU: | |
3624 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3625 | } |
3626 | return (GetKeyState (vkey) & 0x8000); | |
3627 | } | |
3628 | ||
ccc2d29c GV |
3629 | /* Convert between the modifier bits W32 uses and the modifier bits |
3630 | Emacs uses. */ | |
3631 | ||
3632 | unsigned int | |
3633 | w32_key_to_modifier (int key) | |
3634 | { | |
3635 | Lisp_Object key_mapping; | |
3636 | ||
3637 | switch (key) | |
3638 | { | |
3639 | case VK_LWIN: | |
3640 | key_mapping = Vw32_lwindow_modifier; | |
3641 | break; | |
3642 | case VK_RWIN: | |
3643 | key_mapping = Vw32_rwindow_modifier; | |
3644 | break; | |
3645 | case VK_APPS: | |
3646 | key_mapping = Vw32_apps_modifier; | |
3647 | break; | |
3648 | case VK_SCROLL: | |
3649 | key_mapping = Vw32_scroll_lock_modifier; | |
3650 | break; | |
3651 | default: | |
3652 | key_mapping = Qnil; | |
3653 | } | |
3654 | ||
adcc3809 GV |
3655 | /* NB. This code runs in the input thread, asychronously to the lisp |
3656 | thread, so we must be careful to ensure access to lisp data is | |
3657 | thread-safe. The following code is safe because the modifier | |
3658 | variable values are updated atomically from lisp and symbols are | |
3659 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3660 | markbits here. */ | |
3661 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3662 | return hyper_modifier; |
adcc3809 | 3663 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3664 | return super_modifier; |
adcc3809 | 3665 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3666 | return meta_modifier; |
adcc3809 | 3667 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3668 | return alt_modifier; |
adcc3809 | 3669 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3670 | return ctrl_modifier; |
adcc3809 | 3671 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3672 | return ctrl_modifier; |
adcc3809 | 3673 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3674 | return shift_modifier; |
3675 | ||
3676 | /* Don't generate any modifier if not explicitly requested. */ | |
3677 | return 0; | |
3678 | } | |
3679 | ||
3680 | unsigned int | |
3681 | w32_get_modifiers () | |
3682 | { | |
3683 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3684 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3685 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3686 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3687 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3688 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3689 | (modifier_set (VK_MENU) ? | |
3690 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3691 | } | |
3692 | ||
a1a80b40 GV |
3693 | /* We map the VK_* modifiers into console modifier constants |
3694 | so that we can use the same routines to handle both console | |
3695 | and window input. */ | |
3696 | ||
3697 | static int | |
ccc2d29c | 3698 | construct_console_modifiers () |
a1a80b40 GV |
3699 | { |
3700 | int mods; | |
3701 | ||
a1a80b40 GV |
3702 | mods = 0; |
3703 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3704 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3705 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3706 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3707 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3708 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3709 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3710 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3711 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3712 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3713 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3714 | |
3715 | return mods; | |
3716 | } | |
3717 | ||
ccc2d29c GV |
3718 | static int |
3719 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3720 | { |
ccc2d29c GV |
3721 | int mods; |
3722 | ||
3723 | /* Convert to emacs modifiers. */ | |
3724 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3725 | ||
3726 | return mods; | |
3727 | } | |
da36a4d6 | 3728 | |
ccc2d29c GV |
3729 | unsigned int |
3730 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3731 | { | |
3732 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3733 | return virt_key; | |
da36a4d6 | 3734 | |
ccc2d29c | 3735 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3736 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3737 | ||
ccc2d29c GV |
3738 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3739 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3740 | ||
3741 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3742 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3743 | ||
3744 | if (virt_key == VK_CLEAR) | |
3745 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3746 | ||
3747 | return virt_key; | |
3748 | } | |
3749 | ||
3750 | /* List of special key combinations which w32 would normally capture, | |
3751 | but emacs should grab instead. Not directly visible to lisp, to | |
3752 | simplify synchronization. Each item is an integer encoding a virtual | |
3753 | key code and modifier combination to capture. */ | |
3754 | Lisp_Object w32_grabbed_keys; | |
3755 | ||
3756 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3757 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3758 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3759 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3760 | ||
3761 | /* Register hot-keys for reserved key combinations when Emacs has | |
3762 | keyboard focus, since this is the only way Emacs can receive key | |
3763 | combinations like Alt-Tab which are used by the system. */ | |
3764 | ||
3765 | static void | |
3766 | register_hot_keys (hwnd) | |
3767 | HWND hwnd; | |
3768 | { | |
3769 | Lisp_Object keylist; | |
3770 | ||
3771 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3772 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3773 | { | |
3774 | Lisp_Object key = XCAR (keylist); | |
3775 | ||
3776 | /* Deleted entries get set to nil. */ | |
3777 | if (!INTEGERP (key)) | |
3778 | continue; | |
3779 | ||
3780 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3781 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3782 | } | |
3783 | } | |
3784 | ||
3785 | static void | |
3786 | unregister_hot_keys (hwnd) | |
3787 | HWND hwnd; | |
3788 | { | |
3789 | Lisp_Object keylist; | |
3790 | ||
3791 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3792 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3793 | { | |
3794 | Lisp_Object key = XCAR (keylist); | |
3795 | ||
3796 | if (!INTEGERP (key)) | |
3797 | continue; | |
3798 | ||
3799 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3800 | } | |
3801 | } | |
3802 | ||
5ac45f98 GV |
3803 | /* Main message dispatch loop. */ |
3804 | ||
1edf84e7 GV |
3805 | static void |
3806 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3807 | { |
3808 | MSG msg; | |
ccc2d29c GV |
3809 | int result; |
3810 | HWND focus_window; | |
93fbe8b7 GV |
3811 | |
3812 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
5ac45f98 | 3813 | |
5ac45f98 GV |
3814 | while (GetMessage (&msg, NULL, 0, 0)) |
3815 | { | |
3816 | if (msg.hwnd == NULL) | |
3817 | { | |
3818 | switch (msg.message) | |
3819 | { | |
3ef68e6b AI |
3820 | case WM_NULL: |
3821 | /* Produced by complete_deferred_msg; just ignore. */ | |
3822 | break; | |
5ac45f98 | 3823 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3824 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3825 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3826 | abort (); | |
5ac45f98 | 3827 | break; |
dfdb4047 GV |
3828 | case WM_EMACS_SETLOCALE: |
3829 | SetThreadLocale (msg.wParam); | |
3830 | /* Reply is not expected. */ | |
3831 | break; | |
ccc2d29c GV |
3832 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3833 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3834 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3835 | result, 0)) | |
3836 | abort (); | |
3837 | break; | |
3838 | case WM_EMACS_REGISTER_HOT_KEY: | |
3839 | focus_window = GetFocus (); | |
3840 | if (focus_window != NULL) | |
3841 | RegisterHotKey (focus_window, | |
3842 | HOTKEY_ID (msg.wParam), | |
3843 | HOTKEY_MODIFIERS (msg.wParam), | |
3844 | HOTKEY_VK_CODE (msg.wParam)); | |
3845 | /* Reply is not expected. */ | |
3846 | break; | |
3847 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3848 | focus_window = GetFocus (); | |
3849 | if (focus_window != NULL) | |
3850 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3851 | /* Mark item as erased. NB: this code must be |
3852 | thread-safe. The next line is okay because the cons | |
3853 | cell is never made into garbage and is not relocated by | |
3854 | GC. */ | |
f3fbd155 | 3855 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3856 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3857 | abort (); | |
3858 | break; | |
adcc3809 GV |
3859 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3860 | { | |
3861 | int vk_code = (int) msg.wParam; | |
3862 | int cur_state = (GetKeyState (vk_code) & 1); | |
3863 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3864 | ||
3865 | /* NB: This code must be thread-safe. It is safe to | |
3866 | call NILP because symbols are not relocated by GC, | |
3867 | and pointer here is not touched by GC (so the markbit | |
3868 | can't be set). Numbers are safe because they are | |
3869 | immediate values. */ | |
3870 | if (NILP (new_state) | |
3871 | || (NUMBERP (new_state) | |
8edb0a6f | 3872 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3873 | { |
3874 | one_w32_display_info.faked_key = vk_code; | |
3875 | ||
3876 | keybd_event ((BYTE) vk_code, | |
3877 | (BYTE) MapVirtualKey (vk_code, 0), | |
3878 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3879 | keybd_event ((BYTE) vk_code, | |
3880 | (BYTE) MapVirtualKey (vk_code, 0), | |
3881 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3882 | keybd_event ((BYTE) vk_code, | |
3883 | (BYTE) MapVirtualKey (vk_code, 0), | |
3884 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3885 | cur_state = !cur_state; | |
3886 | } | |
3887 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3888 | cur_state, 0)) | |
3889 | abort (); | |
3890 | } | |
3891 | break; | |
1edf84e7 | 3892 | default: |
1edf84e7 | 3893 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3894 | } |
3895 | } | |
3896 | else | |
3897 | { | |
3898 | DispatchMessage (&msg); | |
3899 | } | |
1edf84e7 GV |
3900 | |
3901 | /* Exit nested loop when our deferred message has completed. */ | |
3902 | if (msg_buf->completed) | |
3903 | break; | |
5ac45f98 | 3904 | } |
1edf84e7 GV |
3905 | } |
3906 | ||
3907 | deferred_msg * deferred_msg_head; | |
3908 | ||
3909 | static deferred_msg * | |
3910 | find_deferred_msg (HWND hwnd, UINT msg) | |
3911 | { | |
3912 | deferred_msg * item; | |
3913 | ||
3914 | /* Don't actually need synchronization for read access, since | |
3915 | modification of single pointer is always atomic. */ | |
3916 | /* enter_crit (); */ | |
3917 | ||
3918 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3919 | if (item->w32msg.msg.hwnd == hwnd | |
3920 | && item->w32msg.msg.message == msg) | |
3921 | break; | |
3922 | ||
3923 | /* leave_crit (); */ | |
3924 | ||
3925 | return item; | |
3926 | } | |
3927 | ||
3928 | static LRESULT | |
3929 | send_deferred_msg (deferred_msg * msg_buf, | |
3930 | HWND hwnd, | |
3931 | UINT msg, | |
3932 | WPARAM wParam, | |
3933 | LPARAM lParam) | |
3934 | { | |
3935 | /* Only input thread can send deferred messages. */ | |
3936 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
3937 | abort (); | |
3938 | ||
3939 | /* It is an error to send a message that is already deferred. */ | |
3940 | if (find_deferred_msg (hwnd, msg) != NULL) | |
3941 | abort (); | |
3942 | ||
3943 | /* Enforced synchronization is not needed because this is the only | |
3944 | function that alters deferred_msg_head, and the following critical | |
3945 | section is guaranteed to only be serially reentered (since only the | |
3946 | input thread can call us). */ | |
3947 | ||
3948 | /* enter_crit (); */ | |
3949 | ||
3950 | msg_buf->completed = 0; | |
3951 | msg_buf->next = deferred_msg_head; | |
3952 | deferred_msg_head = msg_buf; | |
3953 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
3954 | ||
3955 | /* leave_crit (); */ | |
3956 | ||
3957 | /* Start a new nested message loop to process other messages until | |
3958 | this one is completed. */ | |
3959 | w32_msg_pump (msg_buf); | |
3960 | ||
3961 | deferred_msg_head = msg_buf->next; | |
3962 | ||
3963 | return msg_buf->result; | |
3964 | } | |
3965 | ||
3966 | void | |
3967 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
3968 | { | |
3969 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
3970 | ||
3971 | if (msg_buf == NULL) | |
3ef68e6b AI |
3972 | /* Message may have been cancelled, so don't abort(). */ |
3973 | return; | |
1edf84e7 GV |
3974 | |
3975 | msg_buf->result = result; | |
3976 | msg_buf->completed = 1; | |
3977 | ||
3978 | /* Ensure input thread is woken so it notices the completion. */ | |
3979 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3980 | } | |
3981 | ||
3ef68e6b AI |
3982 | void |
3983 | cancel_all_deferred_msgs () | |
3984 | { | |
3985 | deferred_msg * item; | |
3986 | ||
3987 | /* Don't actually need synchronization for read access, since | |
3988 | modification of single pointer is always atomic. */ | |
3989 | /* enter_crit (); */ | |
3990 | ||
3991 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3992 | { | |
3993 | item->result = 0; | |
3994 | item->completed = 1; | |
3995 | } | |
3996 | ||
3997 | /* leave_crit (); */ | |
3998 | ||
3999 | /* Ensure input thread is woken so it notices the completion. */ | |
4000 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4001 | } | |
1edf84e7 GV |
4002 | |
4003 | DWORD | |
4004 | w32_msg_worker (dw) | |
4005 | DWORD dw; | |
4006 | { | |
4007 | MSG msg; | |
4008 | deferred_msg dummy_buf; | |
4009 | ||
4010 | /* Ensure our message queue is created */ | |
4011 | ||
4012 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5ac45f98 | 4013 | |
1edf84e7 GV |
4014 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4015 | abort (); | |
4016 | ||
4017 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4018 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4019 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4020 | ||
4021 | /* This is the inital message loop which should only exit when the | |
4022 | application quits. */ | |
4023 | w32_msg_pump (&dummy_buf); | |
4024 | ||
4025 | return 0; | |
5ac45f98 GV |
4026 | } |
4027 | ||
3ef68e6b AI |
4028 | static void |
4029 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4030 | HWND hwnd; | |
4031 | UINT msg; | |
4032 | WPARAM wParam; | |
4033 | LPARAM lParam; | |
4034 | DWORD modifiers; | |
4035 | ||
4036 | { | |
4037 | W32Msg wmsg; | |
4038 | ||
4039 | wmsg.dwModifiers = modifiers; | |
4040 | ||
4041 | /* Detect quit_char and set quit-flag directly. Note that we | |
4042 | still need to post a message to ensure the main thread will be | |
4043 | woken up if blocked in sys_select(), but we do NOT want to post | |
4044 | the quit_char message itself (because it will usually be as if | |
4045 | the user had typed quit_char twice). Instead, we post a dummy | |
4046 | message that has no particular effect. */ | |
4047 | { | |
4048 | int c = wParam; | |
4049 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4050 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4051 | if (c == quit_char |
4052 | || (wmsg.dwModifiers == 0 && | |
4053 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4054 | { |
4055 | Vquit_flag = Qt; | |
4056 | ||
4057 | /* The choice of message is somewhat arbitrary, as long as | |
4058 | the main thread handler just ignores it. */ | |
4059 | msg = WM_NULL; | |
4060 | ||
4061 | /* Interrupt any blocking system calls. */ | |
4062 | signal_quit (); | |
4063 | ||
4064 | /* As a safety precaution, forcibly complete any deferred | |
4065 | messages. This is a kludge, but I don't see any particularly | |
4066 | clean way to handle the situation where a deferred message is | |
4067 | "dropped" in the lisp thread, and will thus never be | |
4068 | completed, eg. by the user trying to activate the menubar | |
4069 | when the lisp thread is busy, and then typing C-g when the | |
4070 | menubar doesn't open promptly (with the result that the | |
4071 | menubar never responds at all because the deferred | |
4072 | WM_INITMENU message is never completed). Another problem | |
4073 | situation is when the lisp thread calls SendMessage (to send | |
4074 | a window manager command) when a message has been deferred; | |
4075 | the lisp thread gets blocked indefinitely waiting for the | |
4076 | deferred message to be completed, which itself is waiting for | |
4077 | the lisp thread to respond. | |
4078 | ||
4079 | Note that we don't want to block the input thread waiting for | |
4080 | a reponse from the lisp thread (although that would at least | |
4081 | solve the deadlock problem above), because we want to be able | |
4082 | to receive C-g to interrupt the lisp thread. */ | |
4083 | cancel_all_deferred_msgs (); | |
4084 | } | |
4085 | } | |
4086 | ||
4087 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4088 | } | |
4089 | ||
ee78dc32 GV |
4090 | /* Main window procedure */ |
4091 | ||
ee78dc32 | 4092 | LRESULT CALLBACK |
fbd6baed | 4093 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4094 | HWND hwnd; |
4095 | UINT msg; | |
4096 | WPARAM wParam; | |
4097 | LPARAM lParam; | |
4098 | { | |
4099 | struct frame *f; | |
fbd6baed GV |
4100 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4101 | W32Msg wmsg; | |
84fb1139 | 4102 | int windows_translate; |
576ba81c | 4103 | int key; |
84fb1139 | 4104 | |
a6085637 KH |
4105 | /* Note that it is okay to call x_window_to_frame, even though we are |
4106 | not running in the main lisp thread, because frame deletion | |
4107 | requires the lisp thread to synchronize with this thread. Thus, if | |
4108 | a frame struct is returned, it can be used without concern that the | |
4109 | lisp thread might make it disappear while we are using it. | |
4110 | ||
4111 | NB. Walking the frame list in this thread is safe (as long as | |
4112 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4113 | Although delete-frame can destructively modify the frame list while | |
4114 | we are walking it, a garbage collection cannot occur until after | |
4115 | delete-frame has synchronized with this thread. | |
4116 | ||
4117 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4118 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4119 | from the frame struct using get_frame_dc which is thread-aware. */ |
4120 | ||
ee78dc32 GV |
4121 | switch (msg) |
4122 | { | |
4123 | case WM_ERASEBKGND: | |
a6085637 KH |
4124 | f = x_window_to_frame (dpyinfo, hwnd); |
4125 | if (f) | |
4126 | { | |
9badad41 | 4127 | HDC hdc = get_frame_dc (f); |
a6085637 | 4128 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4129 | w32_clear_rect (f, hdc, &wmsg.rect); |
4130 | release_frame_dc (f, hdc); | |
ce6059da AI |
4131 | |
4132 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4133 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4134 | f, | |
4135 | wmsg.rect.left, wmsg.rect.top, | |
4136 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4137 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4138 | } |
5ac45f98 GV |
4139 | return 1; |
4140 | case WM_PALETTECHANGED: | |
4141 | /* ignore our own changes */ | |
4142 | if ((HWND)wParam != hwnd) | |
4143 | { | |
a6085637 KH |
4144 | f = x_window_to_frame (dpyinfo, hwnd); |
4145 | if (f) | |
4146 | /* get_frame_dc will realize our palette and force all | |
4147 | frames to be redrawn if needed. */ | |
4148 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4149 | } |
4150 | return 0; | |
ee78dc32 | 4151 | case WM_PAINT: |
ce6059da | 4152 | { |
55dcfc15 AI |
4153 | PAINTSTRUCT paintStruct; |
4154 | RECT update_rect; | |
4155 | ||
18f0b342 AI |
4156 | f = x_window_to_frame (dpyinfo, hwnd); |
4157 | if (f == 0) | |
4158 | { | |
4159 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4160 | return 0; | |
4161 | } | |
4162 | ||
55dcfc15 AI |
4163 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4164 | fails. Apparently this can happen under some | |
4165 | circumstances. */ | |
c0611964 | 4166 | if (!w32_strict_painting || GetUpdateRect (hwnd, &update_rect, FALSE)) |
55dcfc15 AI |
4167 | { |
4168 | enter_crit (); | |
4169 | BeginPaint (hwnd, &paintStruct); | |
4170 | ||
c0611964 AI |
4171 | if (w32_strict_painting) |
4172 | /* The rectangles returned by GetUpdateRect and BeginPaint | |
4173 | do not always match. GetUpdateRect seems to be the | |
4174 | more reliable of the two. */ | |
4175 | wmsg.rect = update_rect; | |
4176 | else | |
4177 | wmsg.rect = paintStruct.rcPaint; | |
55dcfc15 AI |
4178 | |
4179 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4180 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4181 | f, | |
4182 | wmsg.rect.left, wmsg.rect.top, | |
4183 | wmsg.rect.right, wmsg.rect.bottom)); | |
4184 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4185 | update_rect.left, update_rect.top, |
4186 | update_rect.right, update_rect.bottom)); | |
4187 | #endif | |
4188 | EndPaint (hwnd, &paintStruct); | |
4189 | leave_crit (); | |
4190 | ||
4191 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4192 | ||
4193 | return 0; | |
4194 | } | |
c0611964 AI |
4195 | |
4196 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4197 | region), assume the whole window needs to be repainted. */ | |
4198 | GetClientRect(hwnd, &wmsg.rect); | |
4199 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4200 | return 0; | |
ee78dc32 | 4201 | } |
a1a80b40 | 4202 | |
ccc2d29c GV |
4203 | case WM_INPUTLANGCHANGE: |
4204 | /* Inform lisp thread of keyboard layout changes. */ | |
4205 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4206 | ||
4207 | /* Clear dead keys in the keyboard state; for simplicity only | |
4208 | preserve modifier key states. */ | |
4209 | { | |
4210 | int i; | |
4211 | BYTE keystate[256]; | |
4212 | ||
4213 | GetKeyboardState (keystate); | |
4214 | for (i = 0; i < 256; i++) | |
4215 | if (1 | |
4216 | && i != VK_SHIFT | |
4217 | && i != VK_LSHIFT | |
4218 | && i != VK_RSHIFT | |
4219 | && i != VK_CAPITAL | |
4220 | && i != VK_NUMLOCK | |
4221 | && i != VK_SCROLL | |
4222 | && i != VK_CONTROL | |
4223 | && i != VK_LCONTROL | |
4224 | && i != VK_RCONTROL | |
4225 | && i != VK_MENU | |
4226 | && i != VK_LMENU | |
4227 | && i != VK_RMENU | |
4228 | && i != VK_LWIN | |
4229 | && i != VK_RWIN) | |
4230 | keystate[i] = 0; | |
4231 | SetKeyboardState (keystate); | |
4232 | } | |
4233 | goto dflt; | |
4234 | ||
4235 | case WM_HOTKEY: | |
4236 | /* Synchronize hot keys with normal input. */ | |
4237 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4238 | return (0); | |
4239 | ||
a1a80b40 GV |
4240 | case WM_KEYUP: |
4241 | case WM_SYSKEYUP: | |
4242 | record_keyup (wParam, lParam); | |
4243 | goto dflt; | |
4244 | ||
ee78dc32 GV |
4245 | case WM_KEYDOWN: |
4246 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4247 | /* Ignore keystrokes we fake ourself; see below. */ |
4248 | if (dpyinfo->faked_key == wParam) | |
4249 | { | |
4250 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4251 | /* Make sure TranslateMessage sees them though (as long as |
4252 | they don't produce WM_CHAR messages). This ensures that | |
4253 | indicator lights are toggled promptly on Windows 9x, for | |
4254 | example. */ | |
4255 | if (lispy_function_keys[wParam] != 0) | |
4256 | { | |
4257 | windows_translate = 1; | |
4258 | goto translate; | |
4259 | } | |
4260 | return 0; | |
ccc2d29c GV |
4261 | } |
4262 | ||
7830e24b RS |
4263 | /* Synchronize modifiers with current keystroke. */ |
4264 | sync_modifiers (); | |
a1a80b40 | 4265 | record_keydown (wParam, lParam); |
ccc2d29c | 4266 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4267 | |
4268 | windows_translate = 0; | |
ccc2d29c GV |
4269 | |
4270 | switch (wParam) | |
4271 | { | |
4272 | case VK_LWIN: | |
4273 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4274 | { | |
4275 | /* Prevent system from acting on keyup (which opens the | |
4276 | Start menu if no other key was pressed) by simulating a | |
4277 | press of Space which we will ignore. */ | |
4278 | if (GetAsyncKeyState (wParam) & 1) | |
4279 | { | |
adcc3809 | 4280 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4281 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4282 | else |
576ba81c AI |
4283 | key = VK_SPACE; |
4284 | dpyinfo->faked_key = key; | |
4285 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4286 | } |
4287 | } | |
4288 | if (!NILP (Vw32_lwindow_modifier)) | |
4289 | return 0; | |
4290 | break; | |
4291 | case VK_RWIN: | |
4292 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4293 | { | |
4294 | if (GetAsyncKeyState (wParam) & 1) | |
4295 | { | |
adcc3809 | 4296 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4297 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4298 | else |
576ba81c AI |
4299 | key = VK_SPACE; |
4300 | dpyinfo->faked_key = key; | |
4301 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4302 | } |
4303 | } | |
4304 | if (!NILP (Vw32_rwindow_modifier)) | |
4305 | return 0; | |
4306 | break; | |
576ba81c | 4307 | case VK_APPS: |
ccc2d29c GV |
4308 | if (!NILP (Vw32_apps_modifier)) |
4309 | return 0; | |
4310 | break; | |
4311 | case VK_MENU: | |
4312 | if (NILP (Vw32_pass_alt_to_system)) | |
adcc3809 GV |
4313 | /* Prevent DefWindowProc from activating the menu bar if an |
4314 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4315 | return 0; |
84fb1139 | 4316 | windows_translate = 1; |
ccc2d29c GV |
4317 | break; |
4318 | case VK_CAPITAL: | |
4319 | /* Decide whether to treat as modifier or function key. */ | |
4320 | if (NILP (Vw32_enable_caps_lock)) | |
4321 | goto disable_lock_key; | |
adcc3809 GV |
4322 | windows_translate = 1; |
4323 | break; | |
ccc2d29c GV |
4324 | case VK_NUMLOCK: |
4325 | /* Decide whether to treat as modifier or function key. */ | |
4326 | if (NILP (Vw32_enable_num_lock)) | |
4327 | goto disable_lock_key; | |
adcc3809 GV |
4328 | windows_translate = 1; |
4329 | break; | |
ccc2d29c GV |
4330 | case VK_SCROLL: |
4331 | /* Decide whether to treat as modifier or function key. */ | |
4332 | if (NILP (Vw32_scroll_lock_modifier)) | |
4333 | goto disable_lock_key; | |
adcc3809 GV |
4334 | windows_translate = 1; |
4335 | break; | |
ccc2d29c | 4336 | disable_lock_key: |
adcc3809 GV |
4337 | /* Ensure the appropriate lock key state (and indicator light) |
4338 | remains in the same state. We do this by faking another | |
4339 | press of the relevant key. Apparently, this really is the | |
4340 | only way to toggle the state of the indicator lights. */ | |
4341 | dpyinfo->faked_key = wParam; | |
4342 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4343 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4344 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4345 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4346 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4347 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4348 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4349 | (TranslateMessage apparently does this), after forwarding | |
4350 | input event. */ | |
4351 | post_character_message (hwnd, msg, wParam, lParam, | |
4352 | w32_get_key_modifiers (wParam, lParam)); | |
4353 | windows_translate = 1; | |
ccc2d29c GV |
4354 | break; |
4355 | case VK_CONTROL: | |
4356 | case VK_SHIFT: | |
4357 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4358 | windows_translate = 1; | |
4359 | break; | |
adcc3809 GV |
4360 | case VK_CANCEL: |
4361 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4362 | which is confusing for purposes of key binding; convert | |
4363 | VK_CANCEL events into VK_PAUSE events. */ | |
4364 | wParam = VK_PAUSE; | |
4365 | break; | |
4366 | case VK_PAUSE: | |
4367 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4368 | for purposes of key binding; convert these back into | |
4369 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4370 | presses. (Note that there is never any possibility that | |
4371 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4372 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4373 | wParam = VK_NUMLOCK; | |
4374 | break; | |
ccc2d29c GV |
4375 | default: |
4376 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4377 | if (lispy_function_keys[wParam] == 0) | |
4378 | { | |
adcc3809 GV |
4379 | DWORD modifiers = construct_console_modifiers (); |
4380 | ||
ccc2d29c GV |
4381 | if (!NILP (Vw32_recognize_altgr) |
4382 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4383 | { | |
4384 | /* Always let TranslateMessage handle AltGr key chords; | |
4385 | for some reason, ToAscii doesn't always process AltGr | |
4386 | chords correctly. */ | |
4387 | windows_translate = 1; | |
4388 | } | |
adcc3809 | 4389 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4390 | { |
adcc3809 GV |
4391 | /* Handle key chords including any modifiers other |
4392 | than shift directly, in order to preserve as much | |
4393 | modifier information as possible. */ | |
ccc2d29c GV |
4394 | if ('A' <= wParam && wParam <= 'Z') |
4395 | { | |
4396 | /* Don't translate modified alphabetic keystrokes, | |
4397 | so the user doesn't need to constantly switch | |
4398 | layout to type control or meta keystrokes when | |
4399 | the normal layout translates alphabetic | |
4400 | characters to non-ascii characters. */ | |
4401 | if (!modifier_set (VK_SHIFT)) | |
4402 | wParam += ('a' - 'A'); | |
4403 | msg = WM_CHAR; | |
4404 | } | |
4405 | else | |
4406 | { | |
4407 | /* Try to handle other keystrokes by determining the | |
4408 | base character (ie. translating the base key plus | |
4409 | shift modifier). */ | |
4410 | int add; | |
4411 | int isdead = 0; | |
4412 | KEY_EVENT_RECORD key; | |
4413 | ||
4414 | key.bKeyDown = TRUE; | |
4415 | key.wRepeatCount = 1; | |
4416 | key.wVirtualKeyCode = wParam; | |
4417 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4418 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4419 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4420 | |
4421 | add = w32_kbd_patch_key (&key); | |
4422 | /* 0 means an unrecognised keycode, negative means | |
4423 | dead key. Ignore both. */ | |
4424 | while (--add >= 0) | |
4425 | { | |
4426 | /* Forward asciified character sequence. */ | |
4427 | post_character_message | |
4428 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4429 | w32_get_key_modifiers (wParam, lParam)); | |
4430 | w32_kbd_patch_key (&key); | |
4431 | } | |
4432 | return 0; | |
4433 | } | |
4434 | } | |
4435 | else | |
4436 | { | |
4437 | /* Let TranslateMessage handle everything else. */ | |
4438 | windows_translate = 1; | |
4439 | } | |
4440 | } | |
4441 | } | |
a1a80b40 | 4442 | |
adcc3809 | 4443 | translate: |
84fb1139 KH |
4444 | if (windows_translate) |
4445 | { | |
e9e23e23 | 4446 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4447 | |
e9e23e23 GV |
4448 | windows_msg.time = GetMessageTime (); |
4449 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4450 | goto dflt; |
4451 | } | |
4452 | ||
ee78dc32 GV |
4453 | /* Fall through */ |
4454 | ||
4455 | case WM_SYSCHAR: | |
4456 | case WM_CHAR: | |
ccc2d29c GV |
4457 | post_character_message (hwnd, msg, wParam, lParam, |
4458 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4459 | break; |
da36a4d6 | 4460 | |
5ac45f98 GV |
4461 | /* Simulate middle mouse button events when left and right buttons |
4462 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4463 | case WM_LBUTTONDOWN: |
5ac45f98 | 4464 | case WM_RBUTTONDOWN: |
7ce9aaca | 4465 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4466 | goto handle_plain_button; |
4467 | ||
4468 | { | |
4469 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4470 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4471 | ||
3cb20f4a RS |
4472 | if (button_state & this) |
4473 | return 0; | |
5ac45f98 GV |
4474 | |
4475 | if (button_state == 0) | |
4476 | SetCapture (hwnd); | |
4477 | ||
4478 | button_state |= this; | |
4479 | ||
4480 | if (button_state & other) | |
4481 | { | |
84fb1139 | 4482 | if (mouse_button_timer) |
5ac45f98 | 4483 | { |
84fb1139 KH |
4484 | KillTimer (hwnd, mouse_button_timer); |
4485 | mouse_button_timer = 0; | |
5ac45f98 GV |
4486 | |
4487 | /* Generate middle mouse event instead. */ | |
4488 | msg = WM_MBUTTONDOWN; | |
4489 | button_state |= MMOUSE; | |
4490 | } | |
4491 | else if (button_state & MMOUSE) | |
4492 | { | |
4493 | /* Ignore button event if we've already generated a | |
4494 | middle mouse down event. This happens if the | |
4495 | user releases and press one of the two buttons | |
4496 | after we've faked a middle mouse event. */ | |
4497 | return 0; | |
4498 | } | |
4499 | else | |
4500 | { | |
4501 | /* Flush out saved message. */ | |
84fb1139 | 4502 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4503 | } |
fbd6baed | 4504 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4505 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4506 | ||
4507 | /* Clear message buffer. */ | |
84fb1139 | 4508 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4509 | } |
4510 | else | |
4511 | { | |
4512 | /* Hold onto message for now. */ | |
84fb1139 | 4513 | mouse_button_timer = |
adcc3809 GV |
4514 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4515 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4516 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4517 | saved_mouse_button_msg.msg.message = msg; | |
4518 | saved_mouse_button_msg.msg.wParam = wParam; | |
4519 | saved_mouse_button_msg.msg.lParam = lParam; | |
4520 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4521 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4522 | } |
4523 | } | |
4524 | return 0; | |
4525 | ||
ee78dc32 | 4526 | case WM_LBUTTONUP: |
5ac45f98 | 4527 | case WM_RBUTTONUP: |
7ce9aaca | 4528 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4529 | goto handle_plain_button; |
4530 | ||
4531 | { | |
4532 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4533 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4534 | ||
3cb20f4a RS |
4535 | if ((button_state & this) == 0) |
4536 | return 0; | |
5ac45f98 GV |
4537 | |
4538 | button_state &= ~this; | |
4539 | ||
4540 | if (button_state & MMOUSE) | |
4541 | { | |
4542 | /* Only generate event when second button is released. */ | |
4543 | if ((button_state & other) == 0) | |
4544 | { | |
4545 | msg = WM_MBUTTONUP; | |
4546 | button_state &= ~MMOUSE; | |
4547 | ||
4548 | if (button_state) abort (); | |
4549 | } | |
4550 | else | |
4551 | return 0; | |
4552 | } | |
4553 | else | |
4554 | { | |
4555 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4556 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4557 | { |
84fb1139 | 4558 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4559 | } |
4560 | } | |
fbd6baed | 4561 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4562 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4563 | ||
4564 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4565 | saved_mouse_button_msg.msg.hwnd = 0; |
4566 | KillTimer (hwnd, mouse_button_timer); | |
4567 | mouse_button_timer = 0; | |
5ac45f98 GV |
4568 | |
4569 | if (button_state == 0) | |
4570 | ReleaseCapture (); | |
4571 | } | |
4572 | return 0; | |
4573 | ||
ee78dc32 GV |
4574 | case WM_MBUTTONDOWN: |
4575 | case WM_MBUTTONUP: | |
5ac45f98 | 4576 | handle_plain_button: |
ee78dc32 GV |
4577 | { |
4578 | BOOL up; | |
1edf84e7 | 4579 | int button; |
ee78dc32 | 4580 | |
1edf84e7 | 4581 | if (parse_button (msg, &button, &up)) |
ee78dc32 GV |
4582 | { |
4583 | if (up) ReleaseCapture (); | |
4584 | else SetCapture (hwnd); | |
1edf84e7 GV |
4585 | button = (button == 0) ? LMOUSE : |
4586 | ((button == 1) ? MMOUSE : RMOUSE); | |
4587 | if (up) | |
4588 | button_state &= ~button; | |
4589 | else | |
4590 | button_state |= button; | |
ee78dc32 GV |
4591 | } |
4592 | } | |
4593 | ||
fbd6baed | 4594 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4595 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
5ac45f98 GV |
4596 | return 0; |
4597 | ||
5ac45f98 | 4598 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4599 | /* If the mouse has just moved into the frame, start tracking |
4600 | it, so we will be notified when it leaves the frame. Mouse | |
4601 | tracking only works under W98 and NT4 and later. On earlier | |
4602 | versions, there is no way of telling when the mouse leaves the | |
4603 | frame, so we just have to put up with help-echo and mouse | |
4604 | highlighting remaining while the frame is not active. */ | |
4605 | if (track_mouse_event_fn && !track_mouse_window) | |
4606 | { | |
4607 | TRACKMOUSEEVENT tme; | |
4608 | tme.cbSize = sizeof (tme); | |
4609 | tme.dwFlags = TME_LEAVE; | |
4610 | tme.hwndTrack = hwnd; | |
4611 | ||
4612 | track_mouse_event_fn (&tme); | |
4613 | track_mouse_window = hwnd; | |
4614 | } | |
4615 | case WM_VSCROLL: | |
fbd6baed | 4616 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4617 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4618 | { | |
fbd6baed | 4619 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4620 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4621 | return 0; | |
4622 | } | |
4623 | ||
4624 | /* Hang onto mouse move and scroll messages for a bit, to avoid | |
4625 | sending such events to Emacs faster than it can process them. | |
4626 | If we get more events before the timer from the first message | |
4627 | expires, we just replace the first message. */ | |
4628 | ||
4629 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4630 | mouse_move_timer = | |
adcc3809 GV |
4631 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4632 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4633 | |
4634 | /* Hold onto message for now. */ | |
4635 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4636 | saved_mouse_move_msg.msg.message = msg; | |
4637 | saved_mouse_move_msg.msg.wParam = wParam; | |
4638 | saved_mouse_move_msg.msg.lParam = lParam; | |
4639 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4640 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4641 | |
4642 | return 0; | |
4643 | ||
1edf84e7 GV |
4644 | case WM_MOUSEWHEEL: |
4645 | wmsg.dwModifiers = w32_get_modifiers (); | |
4646 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4647 | return 0; | |
4648 | ||
cb9e33d4 RS |
4649 | case WM_DROPFILES: |
4650 | wmsg.dwModifiers = w32_get_modifiers (); | |
4651 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4652 | return 0; | |
4653 | ||
84fb1139 KH |
4654 | case WM_TIMER: |
4655 | /* Flush out saved messages if necessary. */ | |
4656 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4657 | { |
84fb1139 KH |
4658 | if (saved_mouse_button_msg.msg.hwnd) |
4659 | { | |
4660 | post_msg (&saved_mouse_button_msg); | |
4661 | saved_mouse_button_msg.msg.hwnd = 0; | |
4662 | } | |
4663 | KillTimer (hwnd, mouse_button_timer); | |
4664 | mouse_button_timer = 0; | |
4665 | } | |
4666 | else if (wParam == mouse_move_timer) | |
4667 | { | |
4668 | if (saved_mouse_move_msg.msg.hwnd) | |
4669 | { | |
4670 | post_msg (&saved_mouse_move_msg); | |
4671 | saved_mouse_move_msg.msg.hwnd = 0; | |
4672 | } | |
4673 | KillTimer (hwnd, mouse_move_timer); | |
4674 | mouse_move_timer = 0; | |
5ac45f98 | 4675 | } |
5ac45f98 | 4676 | return 0; |
84fb1139 KH |
4677 | |
4678 | case WM_NCACTIVATE: | |
4679 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4680 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4681 | The only indication we get that something happened is receiving |
4682 | this message afterwards. So this is a good time to reset our | |
4683 | keyboard modifiers' state. */ | |
4684 | reset_modifiers (); | |
4685 | goto dflt; | |
da36a4d6 | 4686 | |
1edf84e7 | 4687 | case WM_INITMENU: |
487163ac AI |
4688 | button_state = 0; |
4689 | ReleaseCapture (); | |
1edf84e7 GV |
4690 | /* We must ensure menu bar is fully constructed and up to date |
4691 | before allowing user interaction with it. To achieve this | |
4692 | we send this message to the lisp thread and wait for a | |
4693 | reply (whose value is not actually needed) to indicate that | |
4694 | the menu bar is now ready for use, so we can now return. | |
4695 | ||
4696 | To remain responsive in the meantime, we enter a nested message | |
4697 | loop that can process all other messages. | |
4698 | ||
4699 | However, we skip all this if the message results from calling | |
4700 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4701 | thread a message because it is blocked on us at this point. We | |
4702 | set menubar_active before calling TrackPopupMenu to indicate | |
4703 | this (there is no possibility of confusion with real menubar | |
4704 | being active). */ | |
4705 | ||
4706 | f = x_window_to_frame (dpyinfo, hwnd); | |
4707 | if (f | |
4708 | && (f->output_data.w32->menubar_active | |
4709 | /* We can receive this message even in the absence of a | |
4710 | menubar (ie. when the system menu is activated) - in this | |
4711 | case we do NOT want to forward the message, otherwise it | |
4712 | will cause the menubar to suddenly appear when the user | |
4713 | had requested it to be turned off! */ | |
4714 | || f->output_data.w32->menubar_widget == NULL)) | |
4715 | return 0; | |
4716 | ||
4717 | { | |
4718 | deferred_msg msg_buf; | |
4719 | ||
4720 | /* Detect if message has already been deferred; in this case | |
4721 | we cannot return any sensible value to ignore this. */ | |
4722 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4723 | abort (); | |
4724 | ||
4725 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4726 | } | |
4727 | ||
4728 | case WM_EXITMENULOOP: | |
4729 | f = x_window_to_frame (dpyinfo, hwnd); | |
4730 | ||
9eb16b62 JR |
4731 | /* Free memory used by owner-drawn and help-echo strings. */ |
4732 | w32_free_menu_strings (hwnd); | |
4733 | ||
1edf84e7 GV |
4734 | /* Indicate that menubar can be modified again. */ |
4735 | if (f) | |
4736 | f->output_data.w32->menubar_active = 0; | |
4737 | goto dflt; | |
4738 | ||
126f2e35 | 4739 | case WM_MENUSELECT: |
4e3a1c61 JR |
4740 | /* Direct handling of help_echo in menus. Should be safe now |
4741 | that we generate the help_echo by placing a help event in the | |
4742 | keyboard buffer. */ | |
ca56d953 | 4743 | { |
ca56d953 JR |
4744 | HMENU menu = (HMENU) lParam; |
4745 | UINT menu_item = (UINT) LOWORD (wParam); | |
4746 | UINT flags = (UINT) HIWORD (wParam); | |
4747 | ||
4e3a1c61 | 4748 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4749 | } |
126f2e35 JR |
4750 | return 0; |
4751 | ||
87996783 GV |
4752 | case WM_MEASUREITEM: |
4753 | f = x_window_to_frame (dpyinfo, hwnd); | |
4754 | if (f) | |
4755 | { | |
4756 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4757 | ||
4758 | if (pMis->CtlType == ODT_MENU) | |
4759 | { | |
4760 | /* Work out dimensions for popup menu titles. */ | |
4761 | char * title = (char *) pMis->itemData; | |
4762 | HDC hdc = GetDC (hwnd); | |
4763 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4764 | LOGFONT menu_logfont; | |
4765 | HFONT old_font; | |
4766 | SIZE size; | |
4767 | ||
4768 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4769 | menu_logfont.lfWeight = FW_BOLD; | |
4770 | menu_font = CreateFontIndirect (&menu_logfont); | |
4771 | old_font = SelectObject (hdc, menu_font); | |
4772 | ||
dfff8a69 JR |
4773 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4774 | if (title) | |
4775 | { | |
4776 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4777 | pMis->itemWidth = size.cx; | |
4778 | if (pMis->itemHeight < size.cy) | |
4779 | pMis->itemHeight = size.cy; | |
4780 | } | |
4781 | else | |
4782 | pMis->itemWidth = 0; | |
87996783 GV |
4783 | |
4784 | SelectObject (hdc, old_font); | |
4785 | DeleteObject (menu_font); | |
4786 | ReleaseDC (hwnd, hdc); | |
4787 | return TRUE; | |
4788 | } | |
4789 | } | |
4790 | return 0; | |
4791 | ||
4792 | case WM_DRAWITEM: | |
4793 | f = x_window_to_frame (dpyinfo, hwnd); | |
4794 | if (f) | |
4795 | { | |
4796 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4797 | ||
4798 | if (pDis->CtlType == ODT_MENU) | |
4799 | { | |
4800 | /* Draw popup menu title. */ | |
4801 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4802 | if (title) |
4803 | { | |
4804 | HDC hdc = pDis->hDC; | |
4805 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4806 | LOGFONT menu_logfont; | |
4807 | HFONT old_font; | |
4808 | ||
4809 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4810 | menu_logfont.lfWeight = FW_BOLD; | |
4811 | menu_font = CreateFontIndirect (&menu_logfont); | |
4812 | old_font = SelectObject (hdc, menu_font); | |
4813 | ||
4814 | /* Always draw title as if not selected. */ | |
4815 | ExtTextOut (hdc, | |
4816 | pDis->rcItem.left | |
4817 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4818 | pDis->rcItem.top, | |
4819 | ETO_OPAQUE, &pDis->rcItem, | |
4820 | title, strlen (title), NULL); | |
4821 | ||
4822 | SelectObject (hdc, old_font); | |
4823 | DeleteObject (menu_font); | |
4824 | } | |
87996783 GV |
4825 | return TRUE; |
4826 | } | |
4827 | } | |
4828 | return 0; | |
4829 | ||
1edf84e7 GV |
4830 | #if 0 |
4831 | /* Still not right - can't distinguish between clicks in the | |
4832 | client area of the frame from clicks forwarded from the scroll | |
4833 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4834 | position and then check if it is in the client area ourselves. */ | |
4835 | case WM_MOUSEACTIVATE: | |
4836 | /* Discard the mouse click that activates a frame, allowing the | |
4837 | user to click anywhere without changing point (or worse!). | |
4838 | Don't eat mouse clicks on scrollbars though!! */ | |
4839 | if (LOWORD (lParam) == HTCLIENT ) | |
4840 | return MA_ACTIVATEANDEAT; | |
4841 | goto dflt; | |
4842 | #endif | |
4843 | ||
9eb16b62 JR |
4844 | case WM_MOUSELEAVE: |
4845 | /* No longer tracking mouse. */ | |
4846 | track_mouse_window = NULL; | |
4847 | ||
1edf84e7 | 4848 | case WM_ACTIVATEAPP: |
ccc2d29c | 4849 | case WM_ACTIVATE: |
1edf84e7 GV |
4850 | case WM_WINDOWPOSCHANGED: |
4851 | case WM_SHOWWINDOW: | |
4852 | /* Inform lisp thread that a frame might have just been obscured | |
4853 | or exposed, so should recheck visibility of all frames. */ | |
4854 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4855 | goto dflt; | |
4856 | ||
da36a4d6 | 4857 | case WM_SETFOCUS: |
adcc3809 GV |
4858 | dpyinfo->faked_key = 0; |
4859 | reset_modifiers (); | |
ccc2d29c GV |
4860 | register_hot_keys (hwnd); |
4861 | goto command; | |
8681157a | 4862 | case WM_KILLFOCUS: |
ccc2d29c | 4863 | unregister_hot_keys (hwnd); |
487163ac AI |
4864 | button_state = 0; |
4865 | ReleaseCapture (); | |
65906840 JR |
4866 | /* Relinquish the system caret. */ |
4867 | if (w32_system_caret_hwnd) | |
4868 | { | |
4869 | DestroyCaret (); | |
4870 | w32_system_caret_hwnd = NULL; | |
4871 | } | |
ee78dc32 GV |
4872 | case WM_MOVE: |
4873 | case WM_SIZE: | |
ee78dc32 | 4874 | case WM_COMMAND: |
ccc2d29c | 4875 | command: |
fbd6baed | 4876 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4877 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4878 | goto dflt; | |
8847d890 RS |
4879 | |
4880 | case WM_CLOSE: | |
fbd6baed | 4881 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4882 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4883 | return 0; | |
4884 | ||
ee78dc32 | 4885 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
4886 | /* Don't restrict the sizing of tip frames. */ |
4887 | if (hwnd == tip_window) | |
4888 | return 0; | |
ee78dc32 GV |
4889 | { |
4890 | WINDOWPLACEMENT wp; | |
4891 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
4892 | |
4893 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 GV |
4894 | GetWindowPlacement (hwnd, &wp); |
4895 | ||
1edf84e7 | 4896 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
4897 | { |
4898 | RECT rect; | |
4899 | int wdiff; | |
4900 | int hdiff; | |
1edf84e7 GV |
4901 | DWORD font_width; |
4902 | DWORD line_height; | |
4903 | DWORD internal_border; | |
4904 | DWORD scrollbar_extra; | |
ee78dc32 GV |
4905 | RECT wr; |
4906 | ||
5ac45f98 | 4907 | wp.length = sizeof(wp); |
ee78dc32 GV |
4908 | GetWindowRect (hwnd, &wr); |
4909 | ||
3c190163 | 4910 | enter_crit (); |
ee78dc32 | 4911 | |
1edf84e7 GV |
4912 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
4913 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
4914 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
4915 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
ee78dc32 | 4916 | |
3c190163 | 4917 | leave_crit (); |
ee78dc32 GV |
4918 | |
4919 | memset (&rect, 0, sizeof (rect)); | |
4920 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), | |
4921 | GetMenu (hwnd) != NULL); | |
4922 | ||
1edf84e7 GV |
4923 | /* Force width and height of client area to be exact |
4924 | multiples of the character cell dimensions. */ | |
4925 | wdiff = (lppos->cx - (rect.right - rect.left) | |
4926 | - 2 * internal_border - scrollbar_extra) | |
4927 | % font_width; | |
4928 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
4929 | - 2 * internal_border) | |
4930 | % line_height; | |
ee78dc32 GV |
4931 | |
4932 | if (wdiff || hdiff) | |
4933 | { | |
4934 | /* For right/bottom sizing we can just fix the sizes. | |
4935 | However for top/left sizing we will need to fix the X | |
4936 | and Y positions as well. */ | |
4937 | ||
4938 | lppos->cx -= wdiff; | |
4939 | lppos->cy -= hdiff; | |
4940 | ||
4941 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 4942 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
4943 | { |
4944 | if (lppos->x != wr.left || lppos->y != wr.top) | |
4945 | { | |
4946 | lppos->x += wdiff; | |
4947 | lppos->y += hdiff; | |
4948 | } | |
4949 | else | |
4950 | { | |
4951 | lppos->flags |= SWP_NOMOVE; | |
4952 | } | |
4953 | } | |
4954 | ||
1edf84e7 | 4955 | return 0; |
ee78dc32 GV |
4956 | } |
4957 | } | |
4958 | } | |
ee78dc32 GV |
4959 | |
4960 | goto dflt; | |
1edf84e7 | 4961 | |
b1f918f8 GV |
4962 | case WM_GETMINMAXINFO: |
4963 | /* Hack to correct bug that allows Emacs frames to be resized | |
4964 | below the Minimum Tracking Size. */ | |
4965 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
4966 | /* Hack to allow resizing the Emacs frame above the screen size. |
4967 | Note that Windows 9x limits coordinates to 16-bits. */ | |
4968 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
4969 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
4970 | return 0; |
4971 | ||
1edf84e7 GV |
4972 | case WM_EMACS_CREATESCROLLBAR: |
4973 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
4974 | (struct scroll_bar *) lParam); | |
4975 | ||
5ac45f98 | 4976 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
4977 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
4978 | ||
dfdb4047 | 4979 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
4980 | { |
4981 | HWND foreground_window; | |
4982 | DWORD foreground_thread, retval; | |
4983 | ||
4984 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
4985 | attach to the thread that currently has focus in order to | |
4986 | pull the focus away from it. */ | |
4987 | foreground_window = GetForegroundWindow (); | |
4988 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
4989 | if (!foreground_window | |
4990 | || foreground_thread == GetCurrentThreadId () | |
4991 | || !AttachThreadInput (GetCurrentThreadId (), | |
4992 | foreground_thread, TRUE)) | |
4993 | foreground_thread = 0; | |
4994 | ||
4995 | retval = SetForegroundWindow ((HWND) wParam); | |
4996 | ||
4997 | /* Detach from the previous foreground thread. */ | |
4998 | if (foreground_thread) | |
4999 | AttachThreadInput (GetCurrentThreadId (), | |
5000 | foreground_thread, FALSE); | |
5001 | ||
5002 | return retval; | |
5003 | } | |
dfdb4047 | 5004 | |
5ac45f98 GV |
5005 | case WM_EMACS_SETWINDOWPOS: |
5006 | { | |
1edf84e7 GV |
5007 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5008 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5009 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5010 | } | |
1edf84e7 | 5011 | |
ee78dc32 | 5012 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5013 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5014 | return DestroyWindow ((HWND) wParam); |
5015 | ||
65906840 JR |
5016 | case WM_EMACS_DESTROY_CARET: |
5017 | w32_system_caret_hwnd = NULL; | |
5018 | return DestroyCaret (); | |
5019 | ||
5020 | case WM_EMACS_TRACK_CARET: | |
5021 | /* If there is currently no system caret, create one. */ | |
5022 | if (w32_system_caret_hwnd == NULL) | |
5023 | { | |
5024 | w32_system_caret_hwnd = hwnd; | |
5025 | CreateCaret (hwnd, NULL, w32_system_caret_width, | |
5026 | w32_system_caret_height); | |
5027 | } | |
5028 | return SetCaretPos (w32_system_caret_x, w32_system_caret_y); | |
5029 | ||
1edf84e7 GV |
5030 | case WM_EMACS_TRACKPOPUPMENU: |
5031 | { | |
5032 | UINT flags; | |
5033 | POINT *pos; | |
5034 | int retval; | |
5035 | pos = (POINT *)lParam; | |
5036 | flags = TPM_CENTERALIGN; | |
5037 | if (button_state & LMOUSE) | |
5038 | flags |= TPM_LEFTBUTTON; | |
5039 | else if (button_state & RMOUSE) | |
5040 | flags |= TPM_RIGHTBUTTON; | |
5041 | ||
87996783 GV |
5042 | /* Remember we did a SetCapture on the initial mouse down event, |
5043 | so for safety, we make sure the capture is cancelled now. */ | |
5044 | ReleaseCapture (); | |
490822ff | 5045 | button_state = 0; |
87996783 | 5046 | |
1edf84e7 GV |
5047 | /* Use menubar_active to indicate that WM_INITMENU is from |
5048 | TrackPopupMenu below, and should be ignored. */ | |
5049 | f = x_window_to_frame (dpyinfo, hwnd); | |
5050 | if (f) | |
5051 | f->output_data.w32->menubar_active = 1; | |
5052 | ||
5053 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
5054 | 0, hwnd, NULL)) | |
5055 | { | |
5056 | MSG amsg; | |
5057 | /* Eat any mouse messages during popupmenu */ | |
5058 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5059 | PM_REMOVE)); | |
5060 | /* Get the menu selection, if any */ | |
5061 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5062 | { | |
5063 | retval = LOWORD (amsg.wParam); | |
5064 | } | |
5065 | else | |
5066 | { | |
5067 | retval = 0; | |
5068 | } | |
1edf84e7 GV |
5069 | } |
5070 | else | |
5071 | { | |
5072 | retval = -1; | |
5073 | } | |
5074 | ||
5075 | return retval; | |
5076 | } | |
5077 | ||
ee78dc32 | 5078 | default: |
93fbe8b7 GV |
5079 | /* Check for messages registered at runtime. */ |
5080 | if (msg == msh_mousewheel) | |
5081 | { | |
5082 | wmsg.dwModifiers = w32_get_modifiers (); | |
5083 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5084 | return 0; | |
5085 | } | |
5086 | ||
ee78dc32 GV |
5087 | dflt: |
5088 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5089 | } | |
5090 | ||
1edf84e7 GV |
5091 | |
5092 | /* The most common default return code for handled messages is 0. */ | |
5093 | return 0; | |
ee78dc32 GV |
5094 | } |
5095 | ||
5096 | void | |
5097 | my_create_window (f) | |
5098 | struct frame * f; | |
5099 | { | |
5100 | MSG msg; | |
5101 | ||
1edf84e7 GV |
5102 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5103 | abort (); | |
ee78dc32 GV |
5104 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5105 | } | |
5106 | ||
ca56d953 JR |
5107 | |
5108 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5109 | indirectly via the Window thread, as we do not need to process Window | |
5110 | messages for the tooltip. Creating tooltips indirectly also creates | |
5111 | deadlocks when tooltips are created for menu items. */ | |
5112 | void | |
5113 | my_create_tip_window (f) | |
5114 | struct frame *f; | |
5115 | { | |
bfd6edcc | 5116 | RECT rect; |
ca56d953 | 5117 | |
bfd6edcc JR |
5118 | rect.left = rect.top = 0; |
5119 | rect.right = PIXEL_WIDTH (f); | |
5120 | rect.bottom = PIXEL_HEIGHT (f); | |
5121 | ||
5122 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5123 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5124 | ||
5125 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5126 | = CreateWindow (EMACS_CLASS, |
5127 | f->namebuf, | |
5128 | f->output_data.w32->dwStyle, | |
5129 | f->output_data.w32->left_pos, | |
5130 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5131 | rect.right - rect.left, |
5132 | rect.bottom - rect.top, | |
ca56d953 JR |
5133 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5134 | NULL, | |
5135 | hinst, | |
5136 | NULL); | |
5137 | ||
bfd6edcc | 5138 | if (tip_window) |
ca56d953 | 5139 | { |
bfd6edcc JR |
5140 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5141 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5142 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5143 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5144 | ||
5145 | /* Tip frames have no scrollbars. */ | |
5146 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5147 | |
5148 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5149 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5150 | } |
5151 | } | |
5152 | ||
5153 | ||
fbd6baed | 5154 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5155 | |
5156 | static void | |
fbd6baed | 5157 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5158 | struct frame *f; |
5159 | long window_prompting; | |
5160 | int minibuffer_only; | |
5161 | { | |
5162 | BLOCK_INPUT; | |
5163 | ||
5164 | /* Use the resource name as the top-level window name | |
5165 | for looking up resources. Make a non-Lisp copy | |
5166 | for the window manager, so GC relocation won't bother it. | |
5167 | ||
5168 | Elsewhere we specify the window name for the window manager. */ | |
5169 | ||
5170 | { | |
5171 | char *str = (char *) XSTRING (Vx_resource_name)->data; | |
5172 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
5173 | strcpy (f->namebuf, str); | |
5174 | } | |
5175 | ||
5176 | my_create_window (f); | |
5177 | ||
5178 | validate_x_resource_name (); | |
5179 | ||
5180 | /* x_set_name normally ignores requests to set the name if the | |
5181 | requested name is the same as the current name. This is the one | |
5182 | place where that assumption isn't correct; f->name is set, but | |
5183 | the server hasn't been told. */ | |
5184 | { | |
5185 | Lisp_Object name; | |
5186 | int explicit = f->explicit_name; | |
5187 | ||
5188 | f->explicit_name = 0; | |
5189 | name = f->name; | |
5190 | f->name = Qnil; | |
5191 | x_set_name (f, name, explicit); | |
5192 | } | |
5193 | ||
5194 | UNBLOCK_INPUT; | |
5195 | ||
5196 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5197 | initialize_frame_menubar (f); | |
5198 | ||
fbd6baed | 5199 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5200 | error ("Unable to create window"); |
5201 | } | |
5202 | ||
5203 | /* Handle the icon stuff for this window. Perhaps later we might | |
5204 | want an x_set_icon_position which can be called interactively as | |
5205 | well. */ | |
5206 | ||
5207 | static void | |
5208 | x_icon (f, parms) | |
5209 | struct frame *f; | |
5210 | Lisp_Object parms; | |
5211 | { | |
5212 | Lisp_Object icon_x, icon_y; | |
5213 | ||
e9e23e23 | 5214 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5215 | icons in the tray. */ |
6fc2811b JR |
5216 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5217 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5218 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5219 | { | |
b7826503 PJ |
5220 | CHECK_NUMBER (icon_x); |
5221 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5222 | } |
5223 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5224 | error ("Both left and top icon corners of icon must be specified"); | |
5225 | ||
5226 | BLOCK_INPUT; | |
5227 | ||
5228 | if (! EQ (icon_x, Qunbound)) | |
5229 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5230 | ||
1edf84e7 GV |
5231 | #if 0 /* TODO */ |
5232 | /* Start up iconic or window? */ | |
5233 | x_wm_set_window_state | |
6fc2811b | 5234 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5235 | ? IconicState |
5236 | : NormalState)); | |
5237 | ||
5238 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) | |
5239 | ? f->icon_name | |
5240 | : f->name))->data); | |
5241 | #endif | |
5242 | ||
ee78dc32 GV |
5243 | UNBLOCK_INPUT; |
5244 | } | |
5245 | ||
6fc2811b JR |
5246 | |
5247 | static void | |
5248 | x_make_gc (f) | |
5249 | struct frame *f; | |
5250 | { | |
5251 | XGCValues gc_values; | |
5252 | ||
5253 | BLOCK_INPUT; | |
5254 | ||
5255 | /* Create the GC's of this frame. | |
5256 | Note that many default values are used. */ | |
5257 | ||
5258 | /* Normal video */ | |
5259 | gc_values.font = f->output_data.w32->font; | |
5260 | ||
5261 | /* Cursor has cursor-color background, background-color foreground. */ | |
5262 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5263 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5264 | f->output_data.w32->cursor_gc | |
5265 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5266 | (GCFont | GCForeground | GCBackground), | |
5267 | &gc_values); | |
5268 | ||
5269 | /* Reliefs. */ | |
5270 | f->output_data.w32->white_relief.gc = 0; | |
5271 | f->output_data.w32->black_relief.gc = 0; | |
5272 | ||
5273 | UNBLOCK_INPUT; | |
5274 | } | |
5275 | ||
5276 | ||
937e601e AI |
5277 | /* Handler for signals raised during x_create_frame and |
5278 | x_create_top_frame. FRAME is the frame which is partially | |
5279 | constructed. */ | |
5280 | ||
5281 | static Lisp_Object | |
5282 | unwind_create_frame (frame) | |
5283 | Lisp_Object frame; | |
5284 | { | |
5285 | struct frame *f = XFRAME (frame); | |
5286 | ||
5287 | /* If frame is ``official'', nothing to do. */ | |
5288 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5289 | { | |
5290 | #ifdef GLYPH_DEBUG | |
5291 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5292 | #endif | |
5293 | ||
5294 | x_free_frame_resources (f); | |
5295 | ||
5296 | /* Check that reference counts are indeed correct. */ | |
5297 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5298 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5299 | |
5300 | return Qt; | |
937e601e AI |
5301 | } |
5302 | ||
5303 | return Qnil; | |
5304 | } | |
5305 | ||
5306 | ||
ee78dc32 GV |
5307 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5308 | 1, 1, 0, | |
74e1aeec JR |
5309 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5310 | Returns an Emacs frame object. | |
5311 | ALIST is an alist of frame parameters. | |
5312 | If the parameters specify that the frame should not have a minibuffer, | |
5313 | and do not specify a specific minibuffer window to use, | |
5314 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5315 | be shared by the new frame. | |
5316 | ||
5317 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5318 | (parms) |
5319 | Lisp_Object parms; | |
5320 | { | |
5321 | struct frame *f; | |
5322 | Lisp_Object frame, tem; | |
5323 | Lisp_Object name; | |
5324 | int minibuffer_only = 0; | |
5325 | long window_prompting = 0; | |
5326 | int width, height; | |
dc220243 | 5327 | int count = BINDING_STACK_SIZE (); |
1edf84e7 | 5328 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5329 | Lisp_Object display; |
6fc2811b | 5330 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5331 | Lisp_Object parent; |
5332 | struct kboard *kb; | |
5333 | ||
4587b026 GV |
5334 | check_w32 (); |
5335 | ||
ee78dc32 GV |
5336 | /* Use this general default value to start with |
5337 | until we know if this frame has a specified name. */ | |
5338 | Vx_resource_name = Vinvocation_name; | |
5339 | ||
6fc2811b | 5340 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5341 | if (EQ (display, Qunbound)) |
5342 | display = Qnil; | |
5343 | dpyinfo = check_x_display_info (display); | |
5344 | #ifdef MULTI_KBOARD | |
5345 | kb = dpyinfo->kboard; | |
5346 | #else | |
5347 | kb = &the_only_kboard; | |
5348 | #endif | |
5349 | ||
6fc2811b | 5350 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5351 | if (!STRINGP (name) |
5352 | && ! EQ (name, Qunbound) | |
5353 | && ! NILP (name)) | |
5354 | error ("Invalid frame name--not a string or nil"); | |
5355 | ||
5356 | if (STRINGP (name)) | |
5357 | Vx_resource_name = name; | |
5358 | ||
5359 | /* See if parent window is specified. */ | |
6fc2811b | 5360 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5361 | if (EQ (parent, Qunbound)) |
5362 | parent = Qnil; | |
5363 | if (! NILP (parent)) | |
b7826503 | 5364 | CHECK_NUMBER (parent); |
ee78dc32 | 5365 | |
1edf84e7 GV |
5366 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5367 | /* No need to protect DISPLAY because that's not used after passing | |
5368 | it to make_frame_without_minibuffer. */ | |
5369 | frame = Qnil; | |
5370 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5371 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5372 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5373 | if (EQ (tem, Qnone) || NILP (tem)) |
5374 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5375 | else if (EQ (tem, Qonly)) | |
5376 | { | |
5377 | f = make_minibuffer_frame (); | |
5378 | minibuffer_only = 1; | |
5379 | } | |
5380 | else if (WINDOWP (tem)) | |
5381 | f = make_frame_without_minibuffer (tem, kb, display); | |
5382 | else | |
5383 | f = make_frame (1); | |
5384 | ||
1edf84e7 GV |
5385 | XSETFRAME (frame, f); |
5386 | ||
ee78dc32 GV |
5387 | /* Note that Windows does support scroll bars. */ |
5388 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5389 | /* By default, make scrollbars the system standard width. */ |
5390 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5391 | |
fbd6baed | 5392 | f->output_method = output_w32; |
6fc2811b JR |
5393 | f->output_data.w32 = |
5394 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5395 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5396 | FRAME_FONTSET (f) = -1; |
937e601e | 5397 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5398 | |
1edf84e7 | 5399 | f->icon_name |
6fc2811b | 5400 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5401 | if (! STRINGP (f->icon_name)) |
5402 | f->icon_name = Qnil; | |
5403 | ||
fbd6baed | 5404 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5405 | #ifdef MULTI_KBOARD |
5406 | FRAME_KBOARD (f) = kb; | |
5407 | #endif | |
5408 | ||
5409 | /* Specify the parent under which to make this window. */ | |
5410 | ||
5411 | if (!NILP (parent)) | |
5412 | { | |
1660f34a | 5413 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5414 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5415 | } |
5416 | else | |
5417 | { | |
fbd6baed GV |
5418 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5419 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5420 | } |
5421 | ||
ee78dc32 GV |
5422 | /* Set the name; the functions to which we pass f expect the name to |
5423 | be set. */ | |
5424 | if (EQ (name, Qunbound) || NILP (name)) | |
5425 | { | |
fbd6baed | 5426 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5427 | f->explicit_name = 0; |
5428 | } | |
5429 | else | |
5430 | { | |
5431 | f->name = name; | |
5432 | f->explicit_name = 1; | |
5433 | /* use the frame's title when getting resources for this frame. */ | |
5434 | specbind (Qx_resource_name, name); | |
5435 | } | |
5436 | ||
5437 | /* Extract the window parameters from the supplied values | |
5438 | that are needed to determine window geometry. */ | |
5439 | { | |
5440 | Lisp_Object font; | |
5441 | ||
6fc2811b JR |
5442 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5443 | ||
ee78dc32 GV |
5444 | BLOCK_INPUT; |
5445 | /* First, try whatever font the caller has specified. */ | |
5446 | if (STRINGP (font)) | |
4587b026 GV |
5447 | { |
5448 | tem = Fquery_fontset (font, Qnil); | |
5449 | if (STRINGP (tem)) | |
5450 | font = x_new_fontset (f, XSTRING (tem)->data); | |
5451 | else | |
1075afa9 | 5452 | font = x_new_font (f, XSTRING (font)->data); |
4587b026 | 5453 | } |
ee78dc32 GV |
5454 | /* Try out a font which we hope has bold and italic variations. */ |
5455 | if (!STRINGP (font)) | |
e39649be | 5456 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5457 | if (! STRINGP (font)) |
6fc2811b | 5458 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5459 | /* If those didn't work, look for something which will at least work. */ |
5460 | if (! STRINGP (font)) | |
6fc2811b | 5461 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5462 | UNBLOCK_INPUT; |
5463 | if (! STRINGP (font)) | |
1edf84e7 | 5464 | font = build_string ("Fixedsys"); |
ee78dc32 GV |
5465 | |
5466 | x_default_parameter (f, parms, Qfont, font, | |
6fc2811b | 5467 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5468 | } |
5469 | ||
5470 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5471 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5472 | /* This defaults to 2 in order to match xterm. We recognize either |
5473 | internalBorderWidth or internalBorder (which is what xterm calls | |
5474 | it). */ | |
5475 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5476 | { | |
5477 | Lisp_Object value; | |
5478 | ||
6fc2811b | 5479 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5480 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5481 | if (! EQ (value, Qunbound)) |
5482 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5483 | parms); | |
5484 | } | |
1edf84e7 | 5485 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5486 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5487 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5488 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5489 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5490 | |
5491 | /* Also do the stuff which must be set before the window exists. */ | |
5492 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5493 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5494 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5495 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5496 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5497 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5498 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5499 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5500 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5501 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5502 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5503 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5504 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5505 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5506 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5507 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5508 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5509 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5510 | |
ee78dc32 | 5511 | |
6fc2811b JR |
5512 | /* Init faces before x_default_parameter is called for scroll-bar |
5513 | parameters because that function calls x_set_scroll_bar_width, | |
5514 | which calls change_frame_size, which calls Fset_window_buffer, | |
5515 | which runs hooks, which call Fvertical_motion. At the end, we | |
5516 | end up in init_iterator with a null face cache, which should not | |
5517 | happen. */ | |
5518 | init_frame_faces (f); | |
5519 | ||
ee78dc32 | 5520 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b JR |
5521 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
5522 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), | |
5523 | "toolBar", "ToolBar", RES_TYPE_NUMBER); | |
1edf84e7 | 5524 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5525 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5526 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5527 | "title", "Title", RES_TYPE_STRING); |
ee78dc32 | 5528 | |
fbd6baed GV |
5529 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5530 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e JR |
5531 | |
5532 | /* Add the tool-bar height to the initial frame height so that the | |
5533 | user gets a text display area of the size he specified with -g or | |
5534 | via .Xdefaults. Later changes of the tool-bar height don't | |
5535 | change the frame size. This is done so that users can create | |
5536 | tall Emacs frames without having to guess how tall the tool-bar | |
5537 | will get. */ | |
5538 | if (FRAME_TOOL_BAR_LINES (f)) | |
5539 | { | |
5540 | int margin, relief, bar_height; | |
5541 | ||
a05e2bae | 5542 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5543 | ? tool_bar_button_relief |
5544 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5545 | ||
5546 | if (INTEGERP (Vtool_bar_button_margin) | |
5547 | && XINT (Vtool_bar_button_margin) > 0) | |
5548 | margin = XFASTINT (Vtool_bar_button_margin); | |
5549 | else if (CONSP (Vtool_bar_button_margin) | |
5550 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5551 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5552 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5553 | else | |
5554 | margin = 0; | |
5555 | ||
5556 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
5557 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5558 | } | |
5559 | ||
ee78dc32 GV |
5560 | window_prompting = x_figure_window_size (f, parms); |
5561 | ||
5562 | if (window_prompting & XNegative) | |
5563 | { | |
5564 | if (window_prompting & YNegative) | |
fbd6baed | 5565 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5566 | else |
fbd6baed | 5567 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5568 | } |
5569 | else | |
5570 | { | |
5571 | if (window_prompting & YNegative) | |
fbd6baed | 5572 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5573 | else |
fbd6baed | 5574 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5575 | } |
5576 | ||
fbd6baed | 5577 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5578 | |
6fc2811b JR |
5579 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5580 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5581 | ||
fbd6baed | 5582 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5583 | x_icon (f, parms); |
6fc2811b JR |
5584 | |
5585 | x_make_gc (f); | |
5586 | ||
5587 | /* Now consider the frame official. */ | |
5588 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5589 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5590 | |
5591 | /* We need to do this after creating the window, so that the | |
5592 | icon-creation functions can say whose icon they're describing. */ | |
5593 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5594 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5595 | |
5596 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5597 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5598 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5599 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5600 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5601 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5602 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5603 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5604 | |
5605 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5606 | Change will not be effected unless different from the current | |
5607 | f->height. */ | |
5608 | width = f->width; | |
5609 | height = f->height; | |
dc220243 | 5610 | |
1026b400 RS |
5611 | f->height = 0; |
5612 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5613 | change_frame_size (f, height, width, 1, 0, 0); |
5614 | ||
6fc2811b JR |
5615 | /* Tell the server what size and position, etc, we want, and how |
5616 | badly we want them. This should be done after we have the menu | |
5617 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5618 | BLOCK_INPUT; |
5619 | x_wm_set_size_hint (f, window_prompting, 0); | |
5620 | UNBLOCK_INPUT; | |
5621 | ||
4694d762 JR |
5622 | /* Set up faces after all frame parameters are known. This call |
5623 | also merges in face attributes specified for new frames. If we | |
5624 | don't do this, the `menu' face for instance won't have the right | |
5625 | colors, and the menu bar won't appear in the specified colors for | |
5626 | new frames. */ | |
5627 | call1 (Qface_set_after_frame_default, frame); | |
5628 | ||
6fc2811b JR |
5629 | /* Make the window appear on the frame and enable display, unless |
5630 | the caller says not to. However, with explicit parent, Emacs | |
5631 | cannot control visibility, so don't try. */ | |
fbd6baed | 5632 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5633 | { |
5634 | Lisp_Object visibility; | |
5635 | ||
6fc2811b | 5636 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5637 | if (EQ (visibility, Qunbound)) |
5638 | visibility = Qt; | |
5639 | ||
5640 | if (EQ (visibility, Qicon)) | |
5641 | x_iconify_frame (f); | |
5642 | else if (! NILP (visibility)) | |
5643 | x_make_frame_visible (f); | |
5644 | else | |
5645 | /* Must have been Qnil. */ | |
5646 | ; | |
5647 | } | |
6fc2811b | 5648 | UNGCPRO; |
9e57df62 GM |
5649 | |
5650 | /* Make sure windows on this frame appear in calls to next-window | |
5651 | and similar functions. */ | |
5652 | Vwindow_list = Qnil; | |
5653 | ||
ee78dc32 GV |
5654 | return unbind_to (count, frame); |
5655 | } | |
5656 | ||
5657 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5658 | display info directly because we're called from frame.c, which doesn't | |
5659 | know about that structure. */ | |
5660 | Lisp_Object | |
5661 | x_get_focus_frame (frame) | |
5662 | struct frame *frame; | |
5663 | { | |
fbd6baed | 5664 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5665 | Lisp_Object xfocus; |
fbd6baed | 5666 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5667 | return Qnil; |
5668 | ||
fbd6baed | 5669 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5670 | return xfocus; |
5671 | } | |
1edf84e7 GV |
5672 | |
5673 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5674 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5675 | (frame) |
5676 | Lisp_Object frame; | |
5677 | { | |
5678 | x_focus_on_frame (check_x_frame (frame)); | |
5679 | return Qnil; | |
5680 | } | |
5681 | ||
ee78dc32 | 5682 | \f |
767b1ff0 JR |
5683 | /* Return the charset portion of a font name. */ |
5684 | char * xlfd_charset_of_font (char * fontname) | |
5685 | { | |
5686 | char *charset, *encoding; | |
5687 | ||
5688 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5689 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5690 | return NULL; |
5691 | ||
478ea067 AI |
5692 | for (charset = encoding - 1; charset >= fontname; charset--) |
5693 | if (*charset == '-') | |
5694 | break; | |
767b1ff0 | 5695 | |
478ea067 | 5696 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5697 | return NULL; |
5698 | ||
5699 | return charset + 1; | |
5700 | } | |
5701 | ||
33d52f9c GV |
5702 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5703 | int size, char* filename); | |
8edb0a6f | 5704 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5705 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5706 | char * charset); | |
5707 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5708 | |
8edb0a6f | 5709 | static struct font_info * |
33d52f9c | 5710 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5711 | struct frame *f; |
5712 | char * fontname; | |
5713 | int size; | |
ee78dc32 | 5714 | { |
4587b026 GV |
5715 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5716 | Lisp_Object font_names; | |
5717 | ||
4587b026 GV |
5718 | /* Get a list of all the fonts that match this name. Once we |
5719 | have a list of matching fonts, we compare them against the fonts | |
5720 | we already have loaded by comparing names. */ | |
5721 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5722 | ||
5723 | if (!NILP (font_names)) | |
3c190163 | 5724 | { |
4587b026 GV |
5725 | Lisp_Object tail; |
5726 | int i; | |
4587b026 GV |
5727 | |
5728 | /* First check if any are already loaded, as that is cheaper | |
5729 | than loading another one. */ | |
5730 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5731 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5732 | if (dpyinfo->font_table[i].name |
5733 | && (!strcmp (dpyinfo->font_table[i].name, | |
5734 | XSTRING (XCAR (tail))->data) | |
5735 | || !strcmp (dpyinfo->font_table[i].full_name, | |
5736 | XSTRING (XCAR (tail))->data))) | |
4587b026 | 5737 | return (dpyinfo->font_table + i); |
6fc2811b | 5738 | |
8e713be6 | 5739 | fontname = (char *) XSTRING (XCAR (font_names))->data; |
4587b026 | 5740 | } |
1075afa9 | 5741 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5742 | { |
5743 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5744 | fonts back so stop now to avoid the possibility of loading a | |
5745 | random font. If we had to fall back to EnumFontFamilies, the | |
5746 | list is incomplete, so continue whether the font we want was | |
5747 | listed or not. */ | |
5748 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5749 | FARPROC enum_font_families_ex | |
1075afa9 | 5750 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5751 | if (enum_font_families_ex) |
5752 | return NULL; | |
5753 | } | |
4587b026 GV |
5754 | |
5755 | /* Load the font and add it to the table. */ | |
5756 | { | |
767b1ff0 | 5757 | char *full_name, *encoding, *charset; |
4587b026 GV |
5758 | XFontStruct *font; |
5759 | struct font_info *fontp; | |
3c190163 | 5760 | LOGFONT lf; |
4587b026 | 5761 | BOOL ok; |
19c291d3 | 5762 | int codepage; |
6fc2811b | 5763 | int i; |
5ac45f98 | 5764 | |
4587b026 | 5765 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5766 | return (NULL); |
5ac45f98 | 5767 | |
4587b026 GV |
5768 | if (!*lf.lfFaceName) |
5769 | /* If no name was specified for the font, we get a random font | |
5770 | from CreateFontIndirect - this is not particularly | |
5771 | desirable, especially since CreateFontIndirect does not | |
5772 | fill out the missing name in lf, so we never know what we | |
5773 | ended up with. */ | |
5774 | return NULL; | |
5775 | ||
3c190163 | 5776 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5777 | bzero (font, sizeof (*font)); |
5ac45f98 | 5778 | |
33d52f9c GV |
5779 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5780 | font->bdf = NULL; | |
5ac45f98 | 5781 | |
3c190163 | 5782 | BLOCK_INPUT; |
5ac45f98 GV |
5783 | |
5784 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5785 | |
1a292d24 AI |
5786 | if (font->hfont == NULL) |
5787 | { | |
5788 | ok = FALSE; | |
5789 | } | |
5790 | else | |
5791 | { | |
5792 | HDC hdc; | |
5793 | HANDLE oldobj; | |
19c291d3 AI |
5794 | |
5795 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5796 | |
5797 | hdc = GetDC (dpyinfo->root_window); | |
5798 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5799 | |
1a292d24 | 5800 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5801 | if (codepage == CP_UNICODE) |
5802 | font->double_byte_p = 1; | |
5803 | else | |
8b77111c AI |
5804 | { |
5805 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5806 | don't report themselves as double byte fonts, when | |
5807 | patently they are. So instead of trusting | |
5808 | GetFontLanguageInfo, we check the properties of the | |
5809 | codepage directly, since that is ultimately what we are | |
5810 | working from anyway. */ | |
5811 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5812 | CPINFO cpi = {0}; | |
5813 | GetCPInfo (codepage, &cpi); | |
5814 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5815 | } | |
5c6682be | 5816 | |
1a292d24 AI |
5817 | SelectObject (hdc, oldobj); |
5818 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5819 | /* Fill out details in lf according to the font that was |
5820 | actually loaded. */ | |
5821 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5822 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5823 | lf.lfWeight = font->tm.tmWeight; | |
5824 | lf.lfItalic = font->tm.tmItalic; | |
5825 | lf.lfCharSet = font->tm.tmCharSet; | |
5826 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 5827 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
5828 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
5829 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
5830 | |
5831 | w32_cache_char_metrics (font); | |
1a292d24 | 5832 | } |
5ac45f98 | 5833 | |
1a292d24 | 5834 | UNBLOCK_INPUT; |
5ac45f98 | 5835 | |
4587b026 GV |
5836 | if (!ok) |
5837 | { | |
1a292d24 AI |
5838 | w32_unload_font (dpyinfo, font); |
5839 | return (NULL); | |
5840 | } | |
ee78dc32 | 5841 | |
6fc2811b JR |
5842 | /* Find a free slot in the font table. */ |
5843 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
5844 | if (dpyinfo->font_table[i].name == NULL) | |
5845 | break; | |
5846 | ||
5847 | /* If no free slot found, maybe enlarge the font table. */ | |
5848 | if (i == dpyinfo->n_fonts | |
5849 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 5850 | { |
6fc2811b JR |
5851 | int sz; |
5852 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
5853 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 5854 | dpyinfo->font_table |
6fc2811b | 5855 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
5856 | } |
5857 | ||
6fc2811b JR |
5858 | fontp = dpyinfo->font_table + i; |
5859 | if (i == dpyinfo->n_fonts) | |
5860 | ++dpyinfo->n_fonts; | |
4587b026 GV |
5861 | |
5862 | /* Now fill in the slots of *FONTP. */ | |
5863 | BLOCK_INPUT; | |
5864 | fontp->font = font; | |
6fc2811b | 5865 | fontp->font_idx = i; |
4587b026 GV |
5866 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
5867 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
5868 | ||
767b1ff0 JR |
5869 | charset = xlfd_charset_of_font (fontname); |
5870 | ||
19c291d3 AI |
5871 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
5872 | (called for every glyph during redisplay) much faster. */ | |
5873 | fontp->codepage = codepage; | |
5874 | ||
4587b026 GV |
5875 | /* Work out the font's full name. */ |
5876 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 5877 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
5878 | fontp->full_name = full_name; |
5879 | else | |
5880 | { | |
5881 | /* If all else fails - just use the name we used to load it. */ | |
5882 | xfree (full_name); | |
5883 | fontp->full_name = fontp->name; | |
5884 | } | |
5885 | ||
5886 | fontp->size = FONT_WIDTH (font); | |
5887 | fontp->height = FONT_HEIGHT (font); | |
5888 | ||
5889 | /* The slot `encoding' specifies how to map a character | |
5890 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
5891 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
5892 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
5893 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 5894 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 5895 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
5896 | which is never used by any charset. If mapping can't be |
5897 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
5898 | |
5899 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
5900 | type FONT_ENCODING_NOT_DECIDED. */ | |
5901 | encoding = strrchr (fontp->name, '-'); | |
5902 | if (encoding && stricmp (encoding+1, "sjis") == 0) | |
1c885fe1 | 5903 | fontp->encoding[1] = 4; |
33d52f9c | 5904 | else |
1c885fe1 | 5905 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
5906 | |
5907 | /* The following three values are set to 0 under W32, which is | |
5908 | what they get set to if XGetFontProperty fails under X. */ | |
5909 | fontp->baseline_offset = 0; | |
5910 | fontp->relative_compose = 0; | |
33d52f9c | 5911 | fontp->default_ascent = 0; |
4587b026 | 5912 | |
6fc2811b JR |
5913 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
5914 | has a character with a smaller width than any other character | |
5915 | before, or if the font loaded has a smalle>r height than any | |
5916 | other font loaded before. If this happens, it will make a | |
5917 | glyph matrix reallocation necessary. */ | |
5918 | fonts_changed_p = x_compute_min_glyph_bounds (f); | |
4587b026 | 5919 | UNBLOCK_INPUT; |
4587b026 GV |
5920 | return fontp; |
5921 | } | |
5922 | } | |
5923 | ||
33d52f9c GV |
5924 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
5925 | pointer to the structure font_info while allocating it dynamically. | |
5926 | If loading fails, return NULL. */ | |
5927 | struct font_info * | |
5928 | w32_load_font (f,fontname,size) | |
5929 | struct frame *f; | |
5930 | char * fontname; | |
5931 | int size; | |
5932 | { | |
5933 | Lisp_Object bdf_fonts; | |
5934 | struct font_info *retval = NULL; | |
5935 | ||
8edb0a6f | 5936 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
5937 | |
5938 | while (!retval && CONSP (bdf_fonts)) | |
5939 | { | |
5940 | char *bdf_name, *bdf_file; | |
5941 | Lisp_Object bdf_pair; | |
5942 | ||
8e713be6 KR |
5943 | bdf_name = XSTRING (XCAR (bdf_fonts))->data; |
5944 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); | |
5945 | bdf_file = XSTRING (XCDR (bdf_pair))->data; | |
33d52f9c GV |
5946 | |
5947 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
5948 | ||
8e713be6 | 5949 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
5950 | } |
5951 | ||
5952 | if (retval) | |
5953 | return retval; | |
5954 | ||
5955 | return w32_load_system_font(f, fontname, size); | |
5956 | } | |
5957 | ||
5958 | ||
ee78dc32 | 5959 | void |
fbd6baed GV |
5960 | w32_unload_font (dpyinfo, font) |
5961 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
5962 | XFontStruct * font; |
5963 | { | |
5964 | if (font) | |
5965 | { | |
c6be3860 | 5966 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
5967 | if (font->bdf) w32_free_bdf_font (font->bdf); |
5968 | ||
3c190163 | 5969 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
5970 | xfree (font); |
5971 | } | |
5972 | } | |
5973 | ||
fbd6baed | 5974 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
5975 | |
5976 | /* X font string is as follows (from faces.el) | |
5977 | * (let ((- "[-?]") | |
5978 | * (foundry "[^-]+") | |
5979 | * (family "[^-]+") | |
5980 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
5981 | * (weight\? "\\([^-]*\\)") ; 1 | |
5982 | * (slant "\\([ior]\\)") ; 2 | |
5983 | * (slant\? "\\([^-]?\\)") ; 2 | |
5984 | * (swidth "\\([^-]*\\)") ; 3 | |
5985 | * (adstyle "[^-]*") ; 4 | |
5986 | * (pixelsize "[0-9]+") | |
5987 | * (pointsize "[0-9][0-9]+") | |
5988 | * (resx "[0-9][0-9]+") | |
5989 | * (resy "[0-9][0-9]+") | |
5990 | * (spacing "[cmp?*]") | |
5991 | * (avgwidth "[0-9]+") | |
5992 | * (registry "[^-]+") | |
5993 | * (encoding "[^-]+") | |
5994 | * ) | |
ee78dc32 | 5995 | */ |
ee78dc32 | 5996 | |
8edb0a6f | 5997 | static LONG |
fbd6baed | 5998 | x_to_w32_weight (lpw) |
ee78dc32 GV |
5999 | char * lpw; |
6000 | { | |
6001 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
6002 | |
6003 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6004 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6005 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6006 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6007 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6008 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6009 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6010 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6011 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6012 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6013 | else |
5ac45f98 | 6014 | return FW_DONTCARE; |
ee78dc32 GV |
6015 | } |
6016 | ||
5ac45f98 | 6017 | |
8edb0a6f | 6018 | static char * |
fbd6baed | 6019 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6020 | int fnweight; |
6021 | { | |
5ac45f98 GV |
6022 | if (fnweight >= FW_HEAVY) return "heavy"; |
6023 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6024 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6025 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6026 | if (fnweight >= FW_MEDIUM) return "medium"; |
6027 | if (fnweight >= FW_NORMAL) return "normal"; | |
6028 | if (fnweight >= FW_LIGHT) return "light"; | |
6029 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6030 | if (fnweight >= FW_THIN) return "thin"; | |
6031 | else | |
6032 | return "*"; | |
6033 | } | |
6034 | ||
8edb0a6f | 6035 | static LONG |
fbd6baed | 6036 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6037 | char * lpcs; |
6038 | { | |
767b1ff0 | 6039 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6040 | char *charset; |
6041 | int len = strlen (lpcs); | |
6042 | ||
6043 | /* Support "*-#nnn" format for unknown charsets. */ | |
6044 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6045 | return atoi (lpcs + 3); | |
6046 | ||
6047 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6048 | charset = alloca (len + 1); | |
6049 | strcpy (charset, lpcs); | |
6050 | lpcs = strchr (charset, '*'); | |
6051 | if (lpcs) | |
6052 | *lpcs = 0; | |
4587b026 | 6053 | |
dfff8a69 JR |
6054 | /* Look through w32-charset-info-alist for the character set. |
6055 | Format of each entry is | |
6056 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6057 | */ | |
8b77111c | 6058 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6059 | |
767b1ff0 JR |
6060 | if (NILP(this_entry)) |
6061 | { | |
6062 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6063 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6064 | return ANSI_CHARSET; |
6065 | else | |
6066 | return DEFAULT_CHARSET; | |
6067 | } | |
6068 | ||
6069 | w32_charset = Fcar (Fcdr (this_entry)); | |
6070 | ||
6071 | // Translate Lisp symbol to number. | |
6072 | if (w32_charset == Qw32_charset_ansi) | |
6073 | return ANSI_CHARSET; | |
6074 | if (w32_charset == Qw32_charset_symbol) | |
6075 | return SYMBOL_CHARSET; | |
6076 | if (w32_charset == Qw32_charset_shiftjis) | |
6077 | return SHIFTJIS_CHARSET; | |
6078 | if (w32_charset == Qw32_charset_hangeul) | |
6079 | return HANGEUL_CHARSET; | |
6080 | if (w32_charset == Qw32_charset_chinesebig5) | |
6081 | return CHINESEBIG5_CHARSET; | |
6082 | if (w32_charset == Qw32_charset_gb2312) | |
6083 | return GB2312_CHARSET; | |
6084 | if (w32_charset == Qw32_charset_oem) | |
6085 | return OEM_CHARSET; | |
dfff8a69 | 6086 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6087 | if (w32_charset == Qw32_charset_johab) |
6088 | return JOHAB_CHARSET; | |
6089 | if (w32_charset == Qw32_charset_easteurope) | |
6090 | return EASTEUROPE_CHARSET; | |
6091 | if (w32_charset == Qw32_charset_turkish) | |
6092 | return TURKISH_CHARSET; | |
6093 | if (w32_charset == Qw32_charset_baltic) | |
6094 | return BALTIC_CHARSET; | |
6095 | if (w32_charset == Qw32_charset_russian) | |
6096 | return RUSSIAN_CHARSET; | |
6097 | if (w32_charset == Qw32_charset_arabic) | |
6098 | return ARABIC_CHARSET; | |
6099 | if (w32_charset == Qw32_charset_greek) | |
6100 | return GREEK_CHARSET; | |
6101 | if (w32_charset == Qw32_charset_hebrew) | |
6102 | return HEBREW_CHARSET; | |
6103 | if (w32_charset == Qw32_charset_vietnamese) | |
6104 | return VIETNAMESE_CHARSET; | |
6105 | if (w32_charset == Qw32_charset_thai) | |
6106 | return THAI_CHARSET; | |
6107 | if (w32_charset == Qw32_charset_mac) | |
6108 | return MAC_CHARSET; | |
dfff8a69 | 6109 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6110 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6111 | if (w32_charset == Qw32_charset_unicode) |
6112 | return UNICODE_CHARSET; | |
5ac45f98 | 6113 | #endif |
dfff8a69 JR |
6114 | |
6115 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6116 | } |
6117 | ||
dfff8a69 | 6118 | |
8edb0a6f | 6119 | static char * |
fbd6baed | 6120 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6121 | int fncharset; |
6122 | { | |
5e905a57 | 6123 | static char buf[32]; |
767b1ff0 | 6124 | Lisp_Object charset_type; |
1edf84e7 | 6125 | |
5ac45f98 GV |
6126 | switch (fncharset) |
6127 | { | |
767b1ff0 JR |
6128 | case ANSI_CHARSET: |
6129 | /* Handle startup case of w32-charset-info-alist not | |
6130 | being set up yet. */ | |
6131 | if (NILP(Vw32_charset_info_alist)) | |
6132 | return "iso8859-1"; | |
6133 | charset_type = Qw32_charset_ansi; | |
6134 | break; | |
6135 | case DEFAULT_CHARSET: | |
6136 | charset_type = Qw32_charset_default; | |
6137 | break; | |
6138 | case SYMBOL_CHARSET: | |
6139 | charset_type = Qw32_charset_symbol; | |
6140 | break; | |
6141 | case SHIFTJIS_CHARSET: | |
6142 | charset_type = Qw32_charset_shiftjis; | |
6143 | break; | |
6144 | case HANGEUL_CHARSET: | |
6145 | charset_type = Qw32_charset_hangeul; | |
6146 | break; | |
6147 | case GB2312_CHARSET: | |
6148 | charset_type = Qw32_charset_gb2312; | |
6149 | break; | |
6150 | case CHINESEBIG5_CHARSET: | |
6151 | charset_type = Qw32_charset_chinesebig5; | |
6152 | break; | |
6153 | case OEM_CHARSET: | |
6154 | charset_type = Qw32_charset_oem; | |
6155 | break; | |
4587b026 GV |
6156 | |
6157 | /* More recent versions of Windows (95 and NT4.0) define more | |
6158 | character sets. */ | |
6159 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6160 | case EASTEUROPE_CHARSET: |
6161 | charset_type = Qw32_charset_easteurope; | |
6162 | break; | |
6163 | case TURKISH_CHARSET: | |
6164 | charset_type = Qw32_charset_turkish; | |
6165 | break; | |
6166 | case BALTIC_CHARSET: | |
6167 | charset_type = Qw32_charset_baltic; | |
6168 | break; | |
33d52f9c | 6169 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6170 | charset_type = Qw32_charset_russian; |
6171 | break; | |
6172 | case ARABIC_CHARSET: | |
6173 | charset_type = Qw32_charset_arabic; | |
6174 | break; | |
6175 | case GREEK_CHARSET: | |
6176 | charset_type = Qw32_charset_greek; | |
6177 | break; | |
6178 | case HEBREW_CHARSET: | |
6179 | charset_type = Qw32_charset_hebrew; | |
6180 | break; | |
6181 | case VIETNAMESE_CHARSET: | |
6182 | charset_type = Qw32_charset_vietnamese; | |
6183 | break; | |
6184 | case THAI_CHARSET: | |
6185 | charset_type = Qw32_charset_thai; | |
6186 | break; | |
6187 | case MAC_CHARSET: | |
6188 | charset_type = Qw32_charset_mac; | |
6189 | break; | |
6190 | case JOHAB_CHARSET: | |
6191 | charset_type = Qw32_charset_johab; | |
6192 | break; | |
4587b026 GV |
6193 | #endif |
6194 | ||
5ac45f98 | 6195 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6196 | case UNICODE_CHARSET: |
6197 | charset_type = Qw32_charset_unicode; | |
6198 | break; | |
5ac45f98 | 6199 | #endif |
767b1ff0 JR |
6200 | default: |
6201 | /* Encode numerical value of unknown charset. */ | |
6202 | sprintf (buf, "*-#%u", fncharset); | |
6203 | return buf; | |
5ac45f98 | 6204 | } |
767b1ff0 JR |
6205 | |
6206 | { | |
6207 | Lisp_Object rest; | |
6208 | char * best_match = NULL; | |
6209 | ||
6210 | /* Look through w32-charset-info-alist for the character set. | |
6211 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6212 | range. Only return charsets for codepages which are installed. | |
6213 | ||
6214 | Format of each entry is | |
6215 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6216 | */ | |
6217 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6218 | { | |
6219 | char * x_charset; | |
6220 | Lisp_Object w32_charset; | |
6221 | Lisp_Object codepage; | |
6222 | ||
6223 | Lisp_Object this_entry = XCAR (rest); | |
6224 | ||
6225 | /* Skip invalid entries in alist. */ | |
6226 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6227 | || !CONSP (XCDR (this_entry)) | |
6228 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6229 | continue; | |
6230 | ||
6231 | x_charset = XSTRING (XCAR (this_entry))->data; | |
6232 | w32_charset = XCAR (XCDR (this_entry)); | |
6233 | codepage = XCDR (XCDR (this_entry)); | |
6234 | ||
6235 | /* Look for Same charset and a valid codepage (or non-int | |
6236 | which means ignore). */ | |
6237 | if (w32_charset == charset_type | |
6238 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6239 | || IsValidCodePage (XINT (codepage)))) | |
6240 | { | |
6241 | /* If we don't have a match already, then this is the | |
6242 | best. */ | |
6243 | if (!best_match) | |
6244 | best_match = x_charset; | |
6245 | /* If this is an ISO codepage, and the best so far isn't, | |
6246 | then this is better. */ | |
6247 | else if (stricmp (best_match, "iso") != 0 | |
6248 | && stricmp (x_charset, "iso") == 0) | |
6249 | best_match = x_charset; | |
6250 | /* If both are ISO8859 codepages, choose the one with the | |
6251 | lowest number in the encoding field. */ | |
6252 | else if (stricmp (best_match, "iso8859-") == 0 | |
6253 | && stricmp (x_charset, "iso8859-") == 0) | |
6254 | { | |
6255 | int best_enc = atoi (best_match + 8); | |
6256 | int this_enc = atoi (x_charset + 8); | |
6257 | if (this_enc > 0 && this_enc < best_enc) | |
6258 | best_match = x_charset; | |
6259 | } | |
6260 | } | |
6261 | } | |
6262 | ||
6263 | /* If no match, encode the numeric value. */ | |
6264 | if (!best_match) | |
6265 | { | |
6266 | sprintf (buf, "*-#%u", fncharset); | |
6267 | return buf; | |
6268 | } | |
6269 | ||
5e905a57 JR |
6270 | strncpy(buf, best_match, 31); |
6271 | buf[31] = '\0'; | |
767b1ff0 JR |
6272 | return buf; |
6273 | } | |
ee78dc32 GV |
6274 | } |
6275 | ||
dfff8a69 JR |
6276 | |
6277 | /* Get the Windows codepage corresponding to the specified font. The | |
6278 | charset info in the font name is used to look up | |
6279 | w32-charset-to-codepage-alist. */ | |
6280 | int | |
6281 | w32_codepage_for_font (char *fontname) | |
6282 | { | |
767b1ff0 JR |
6283 | Lisp_Object codepage, entry; |
6284 | char *charset_str, *charset, *end; | |
dfff8a69 | 6285 | |
767b1ff0 | 6286 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6287 | return CP_DEFAULT; |
6288 | ||
767b1ff0 JR |
6289 | /* Extract charset part of font string. */ |
6290 | charset = xlfd_charset_of_font (fontname); | |
6291 | ||
6292 | if (!charset) | |
ceb12877 | 6293 | return CP_UNKNOWN; |
767b1ff0 | 6294 | |
8b77111c | 6295 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6296 | strcpy (charset_str, charset); |
6297 | ||
8b77111c | 6298 | #if 0 |
dfff8a69 JR |
6299 | /* Remove leading "*-". */ |
6300 | if (strncmp ("*-", charset_str, 2) == 0) | |
6301 | charset = charset_str + 2; | |
6302 | else | |
8b77111c | 6303 | #endif |
dfff8a69 JR |
6304 | charset = charset_str; |
6305 | ||
6306 | /* Stop match at wildcard (including preceding '-'). */ | |
6307 | if (end = strchr (charset, '*')) | |
6308 | { | |
6309 | if (end > charset && *(end-1) == '-') | |
6310 | end--; | |
6311 | *end = '\0'; | |
6312 | } | |
6313 | ||
767b1ff0 JR |
6314 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6315 | if (NILP (entry)) | |
ceb12877 | 6316 | return CP_UNKNOWN; |
767b1ff0 JR |
6317 | |
6318 | codepage = Fcdr (Fcdr (entry)); | |
6319 | ||
6320 | if (NILP (codepage)) | |
6321 | return CP_8BIT; | |
6322 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6323 | return CP_UNICODE; | |
6324 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6325 | return XINT (codepage); |
6326 | else | |
ceb12877 | 6327 | return CP_UNKNOWN; |
dfff8a69 JR |
6328 | } |
6329 | ||
6330 | ||
8edb0a6f | 6331 | static BOOL |
767b1ff0 | 6332 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6333 | LOGFONT * lplogfont; |
6334 | char * lpxstr; | |
6335 | int len; | |
767b1ff0 | 6336 | char * specific_charset; |
ee78dc32 | 6337 | { |
6fc2811b | 6338 | char* fonttype; |
f46e6225 | 6339 | char *fontname; |
3cb20f4a RS |
6340 | char height_pixels[8]; |
6341 | char height_dpi[8]; | |
6342 | char width_pixels[8]; | |
4587b026 | 6343 | char *fontname_dash; |
d88c567c JR |
6344 | int display_resy = one_w32_display_info.resy; |
6345 | int display_resx = one_w32_display_info.resx; | |
f46e6225 GV |
6346 | int bufsz; |
6347 | struct coding_system coding; | |
3cb20f4a RS |
6348 | |
6349 | if (!lpxstr) abort (); | |
ee78dc32 | 6350 | |
3cb20f4a RS |
6351 | if (!lplogfont) |
6352 | return FALSE; | |
6353 | ||
6fc2811b JR |
6354 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6355 | fonttype = "raster"; | |
6356 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6357 | fonttype = "outline"; | |
6358 | else | |
6359 | fonttype = "unknown"; | |
6360 | ||
1fa3a200 | 6361 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6362 | &coding); |
aab5ac44 KH |
6363 | coding.src_multibyte = 0; |
6364 | coding.dst_multibyte = 1; | |
f46e6225 GV |
6365 | coding.mode |= CODING_MODE_LAST_BLOCK; |
6366 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); | |
6367 | ||
6368 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6369 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6370 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6371 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6372 | |
6373 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6374 | misinterpreted. */ |
4587b026 GV |
6375 | fontname_dash = fontname; |
6376 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6377 | *fontname_dash = '_'; | |
6378 | ||
3cb20f4a | 6379 | if (lplogfont->lfHeight) |
ee78dc32 | 6380 | { |
3cb20f4a RS |
6381 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6382 | sprintf (height_dpi, "%u", | |
33d52f9c | 6383 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6384 | } |
6385 | else | |
ee78dc32 | 6386 | { |
3cb20f4a RS |
6387 | strcpy (height_pixels, "*"); |
6388 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6389 | } |
3cb20f4a RS |
6390 | if (lplogfont->lfWidth) |
6391 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6392 | else | |
6393 | strcpy (width_pixels, "*"); | |
6394 | ||
6395 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6396 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6397 | fonttype, /* foundry */ | |
4587b026 GV |
6398 | fontname, /* family */ |
6399 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6400 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6401 | /* setwidth name */ | |
6402 | /* add style name */ | |
6403 | height_pixels, /* pixel size */ | |
6404 | height_dpi, /* point size */ | |
33d52f9c GV |
6405 | display_resx, /* resx */ |
6406 | display_resy, /* resy */ | |
4587b026 GV |
6407 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6408 | ? 'p' : 'c', /* spacing */ | |
6409 | width_pixels, /* avg width */ | |
767b1ff0 JR |
6410 | specific_charset ? specific_charset |
6411 | : w32_to_x_charset (lplogfont->lfCharSet) | |
6412 | /* charset registry and encoding */ | |
3cb20f4a RS |
6413 | ); |
6414 | ||
ee78dc32 GV |
6415 | lpxstr[len - 1] = 0; /* just to be sure */ |
6416 | return (TRUE); | |
6417 | } | |
6418 | ||
8edb0a6f | 6419 | static BOOL |
fbd6baed | 6420 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6421 | char * lpxstr; |
6422 | LOGFONT * lplogfont; | |
6423 | { | |
f46e6225 GV |
6424 | struct coding_system coding; |
6425 | ||
ee78dc32 | 6426 | if (!lplogfont) return (FALSE); |
f46e6225 | 6427 | |
ee78dc32 | 6428 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6429 | |
1a292d24 | 6430 | /* Set default value for each field. */ |
771c47d5 | 6431 | #if 1 |
ee78dc32 GV |
6432 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6433 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6434 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6435 | #else |
6436 | /* go for maximum quality */ | |
6437 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6438 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6439 | lplogfont->lfQuality = PROOF_QUALITY; | |
6440 | #endif | |
6441 | ||
1a292d24 AI |
6442 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6443 | lplogfont->lfWeight = FW_DONTCARE; | |
6444 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6445 | ||
5ac45f98 GV |
6446 | if (!lpxstr) |
6447 | return FALSE; | |
6448 | ||
6449 | /* Provide a simple escape mechanism for specifying Windows font names | |
6450 | * directly -- if font spec does not beginning with '-', assume this | |
6451 | * format: | |
6452 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6453 | */ | |
ee78dc32 | 6454 | |
5ac45f98 GV |
6455 | if (*lpxstr == '-') |
6456 | { | |
33d52f9c GV |
6457 | int fields, tem; |
6458 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6459 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6460 | char * encoding; |
d98c0337 | 6461 | int dpi = one_w32_display_info.resy; |
5ac45f98 GV |
6462 | |
6463 | fields = sscanf (lpxstr, | |
8b77111c | 6464 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6465 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6466 | if (fields == EOF) |
6467 | return (FALSE); | |
6468 | ||
6469 | /* In the general case when wildcards cover more than one field, | |
6470 | we don't know which field is which, so don't fill any in. | |
6471 | However, we need to cope with this particular form, which is | |
6472 | generated by font_list_1 (invoked by try_font_list): | |
6473 | "-raster-6x10-*-gb2312*-*" | |
6474 | and make sure to correctly parse the charset field. */ | |
6475 | if (fields == 3) | |
6476 | { | |
6477 | fields = sscanf (lpxstr, | |
6478 | "-%*[^-]-%49[^-]-*-%49s", | |
6479 | name, remainder); | |
6480 | } | |
6481 | else if (fields < 9) | |
6482 | { | |
6483 | fields = 0; | |
6484 | remainder[0] = 0; | |
6485 | } | |
6fc2811b | 6486 | |
5ac45f98 GV |
6487 | if (fields > 0 && name[0] != '*') |
6488 | { | |
8ea3e054 RS |
6489 | int bufsize; |
6490 | unsigned char *buf; | |
6491 | ||
f46e6225 | 6492 | setup_coding_system |
1fa3a200 | 6493 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6494 | coding.src_multibyte = 1; |
6495 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6496 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6497 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6498 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6499 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6500 | if (coding.produced >= LF_FACESIZE) | |
6501 | coding.produced = LF_FACESIZE - 1; | |
6502 | buf[coding.produced] = 0; | |
6503 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6504 | } |
6505 | else | |
6506 | { | |
6fc2811b | 6507 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6508 | } |
6509 | ||
6510 | fields--; | |
6511 | ||
fbd6baed | 6512 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6513 | |
6514 | fields--; | |
6515 | ||
c8874f14 | 6516 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6517 | |
6518 | fields--; | |
6519 | ||
6520 | if (fields > 0 && pixels[0] != '*') | |
6521 | lplogfont->lfHeight = atoi (pixels); | |
6522 | ||
6523 | fields--; | |
5ac45f98 | 6524 | fields--; |
33d52f9c GV |
6525 | if (fields > 0 && resy[0] != '*') |
6526 | { | |
6fc2811b | 6527 | tem = atoi (resy); |
33d52f9c GV |
6528 | if (tem > 0) dpi = tem; |
6529 | } | |
5ac45f98 | 6530 | |
33d52f9c GV |
6531 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6532 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6533 | ||
6534 | if (fields > 0) | |
5ac45f98 GV |
6535 | lplogfont->lfPitchAndFamily = |
6536 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6537 | ||
6538 | fields--; | |
6539 | ||
6540 | if (fields > 0 && width[0] != '*') | |
6541 | lplogfont->lfWidth = atoi (width) / 10; | |
6542 | ||
6543 | fields--; | |
6544 | ||
4587b026 | 6545 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6546 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6547 | { |
5ac45f98 GV |
6548 | int len = strlen (remainder); |
6549 | if (len > 0 && remainder[len-1] == '-') | |
6550 | remainder[len-1] = 0; | |
ee78dc32 | 6551 | } |
5ac45f98 | 6552 | encoding = remainder; |
8b77111c | 6553 | #if 0 |
5ac45f98 GV |
6554 | if (strncmp (encoding, "*-", 2) == 0) |
6555 | encoding += 2; | |
8b77111c AI |
6556 | #endif |
6557 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6558 | } |
6559 | else | |
6560 | { | |
6561 | int fields; | |
6562 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6563 | |
5ac45f98 GV |
6564 | fields = sscanf (lpxstr, |
6565 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6566 | name, height, width, weight); | |
6567 | ||
6568 | if (fields == EOF) return (FALSE); | |
6569 | ||
6570 | if (fields > 0) | |
6571 | { | |
6572 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6573 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6574 | } | |
6575 | else | |
6576 | { | |
6577 | lplogfont->lfFaceName[0] = 0; | |
6578 | } | |
6579 | ||
6580 | fields--; | |
6581 | ||
6582 | if (fields > 0) | |
6583 | lplogfont->lfHeight = atoi (height); | |
6584 | ||
6585 | fields--; | |
6586 | ||
6587 | if (fields > 0) | |
6588 | lplogfont->lfWidth = atoi (width); | |
6589 | ||
6590 | fields--; | |
6591 | ||
fbd6baed | 6592 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6593 | } |
6594 | ||
6595 | /* This makes TrueType fonts work better. */ | |
6596 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6597 | |
ee78dc32 GV |
6598 | return (TRUE); |
6599 | } | |
6600 | ||
d88c567c JR |
6601 | /* Strip the pixel height and point height from the given xlfd, and |
6602 | return the pixel height. If no pixel height is specified, calculate | |
6603 | one from the point height, or if that isn't defined either, return | |
6604 | 0 (which usually signifies a scalable font). | |
6605 | */ | |
8edb0a6f JR |
6606 | static int |
6607 | xlfd_strip_height (char *fontname) | |
d88c567c | 6608 | { |
8edb0a6f | 6609 | int pixel_height, field_number; |
d88c567c JR |
6610 | char *read_from, *write_to; |
6611 | ||
6612 | xassert (fontname); | |
6613 | ||
6614 | pixel_height = field_number = 0; | |
6615 | write_to = NULL; | |
6616 | ||
6617 | /* Look for height fields. */ | |
6618 | for (read_from = fontname; *read_from; read_from++) | |
6619 | { | |
6620 | if (*read_from == '-') | |
6621 | { | |
6622 | field_number++; | |
6623 | if (field_number == 7) /* Pixel height. */ | |
6624 | { | |
6625 | read_from++; | |
6626 | write_to = read_from; | |
6627 | ||
6628 | /* Find end of field. */ | |
6629 | for (;*read_from && *read_from != '-'; read_from++) | |
6630 | ; | |
6631 | ||
6632 | /* Split the fontname at end of field. */ | |
6633 | if (*read_from) | |
6634 | { | |
6635 | *read_from = '\0'; | |
6636 | read_from++; | |
6637 | } | |
6638 | pixel_height = atoi (write_to); | |
6639 | /* Blank out field. */ | |
6640 | if (read_from > write_to) | |
6641 | { | |
6642 | *write_to = '-'; | |
6643 | write_to++; | |
6644 | } | |
767b1ff0 | 6645 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6646 | return now. */ |
6647 | else | |
6648 | return pixel_height; | |
6649 | ||
6650 | /* If we got a pixel height, the point height can be | |
6651 | ignored. Just blank it out and break now. */ | |
6652 | if (pixel_height) | |
6653 | { | |
6654 | /* Find end of point size field. */ | |
6655 | for (; *read_from && *read_from != '-'; read_from++) | |
6656 | ; | |
6657 | ||
6658 | if (*read_from) | |
6659 | read_from++; | |
6660 | ||
6661 | /* Blank out the point size field. */ | |
6662 | if (read_from > write_to) | |
6663 | { | |
6664 | *write_to = '-'; | |
6665 | write_to++; | |
6666 | } | |
6667 | else | |
6668 | return pixel_height; | |
6669 | ||
6670 | break; | |
6671 | } | |
6672 | /* If the point height is already blank, break now. */ | |
6673 | if (*read_from == '-') | |
6674 | { | |
6675 | read_from++; | |
6676 | break; | |
6677 | } | |
6678 | } | |
6679 | else if (field_number == 8) | |
6680 | { | |
6681 | /* If we didn't get a pixel height, try to get the point | |
6682 | height and convert that. */ | |
6683 | int point_size; | |
6684 | char *point_size_start = read_from++; | |
6685 | ||
6686 | /* Find end of field. */ | |
6687 | for (; *read_from && *read_from != '-'; read_from++) | |
6688 | ; | |
6689 | ||
6690 | if (*read_from) | |
6691 | { | |
6692 | *read_from = '\0'; | |
6693 | read_from++; | |
6694 | } | |
6695 | ||
6696 | point_size = atoi (point_size_start); | |
6697 | ||
6698 | /* Convert to pixel height. */ | |
6699 | pixel_height = point_size | |
6700 | * one_w32_display_info.height_in / 720; | |
6701 | ||
6702 | /* Blank out this field and break. */ | |
6703 | *write_to = '-'; | |
6704 | write_to++; | |
6705 | break; | |
6706 | } | |
6707 | } | |
6708 | } | |
6709 | ||
6710 | /* Shift the rest of the font spec into place. */ | |
6711 | if (write_to && read_from > write_to) | |
6712 | { | |
6713 | for (; *read_from; read_from++, write_to++) | |
6714 | *write_to = *read_from; | |
6715 | *write_to = '\0'; | |
6716 | } | |
6717 | ||
6718 | return pixel_height; | |
6719 | } | |
6720 | ||
6fc2811b | 6721 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
8edb0a6f | 6722 | static BOOL |
6fc2811b JR |
6723 | w32_font_match (fontname, pattern) |
6724 | char * fontname; | |
6725 | char * pattern; | |
ee78dc32 | 6726 | { |
e7c72122 | 6727 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 6728 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 6729 | char *ptr; |
ee78dc32 | 6730 | |
d88c567c JR |
6731 | /* Copy fontname so we can modify it during comparison. */ |
6732 | strcpy (font_name_copy, fontname); | |
6733 | ||
6fc2811b JR |
6734 | ptr = regex; |
6735 | *ptr++ = '^'; | |
ee78dc32 | 6736 | |
6fc2811b JR |
6737 | /* Turn pattern into a regexp and do a regexp match. */ |
6738 | for (; *pattern; pattern++) | |
6739 | { | |
6740 | if (*pattern == '?') | |
6741 | *ptr++ = '.'; | |
6742 | else if (*pattern == '*') | |
6743 | { | |
6744 | *ptr++ = '.'; | |
6745 | *ptr++ = '*'; | |
6746 | } | |
33d52f9c | 6747 | else |
6fc2811b | 6748 | *ptr++ = *pattern; |
ee78dc32 | 6749 | } |
6fc2811b JR |
6750 | *ptr = '$'; |
6751 | *(ptr + 1) = '\0'; | |
6752 | ||
d88c567c JR |
6753 | /* Strip out font heights and compare them seperately, since |
6754 | rounding error can cause mismatches. This also allows a | |
6755 | comparison between a font that declares only a pixel height and a | |
6756 | pattern that declares the point height. | |
6757 | */ | |
6758 | { | |
6759 | int font_height, pattern_height; | |
6760 | ||
6761 | font_height = xlfd_strip_height (font_name_copy); | |
6762 | pattern_height = xlfd_strip_height (regex); | |
6763 | ||
6764 | /* Compare now, and don't bother doing expensive regexp matching | |
6765 | if the heights differ. */ | |
6766 | if (font_height && pattern_height && (font_height != pattern_height)) | |
6767 | return FALSE; | |
6768 | } | |
6769 | ||
6fc2811b | 6770 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 6771 | font_name_copy) >= 0); |
ee78dc32 GV |
6772 | } |
6773 | ||
5ca0cd71 GV |
6774 | /* Callback functions, and a structure holding info they need, for |
6775 | listing system fonts on W32. We need one set of functions to do the | |
6776 | job properly, but these don't work on NT 3.51 and earlier, so we | |
6777 | have a second set which don't handle character sets properly to | |
6778 | fall back on. | |
6779 | ||
6780 | In both cases, there are two passes made. The first pass gets one | |
6781 | font from each family, the second pass lists all the fonts from | |
6782 | each family. */ | |
6783 | ||
ee78dc32 GV |
6784 | typedef struct enumfont_t |
6785 | { | |
6786 | HDC hdc; | |
6787 | int numFonts; | |
3cb20f4a | 6788 | LOGFONT logfont; |
ee78dc32 GV |
6789 | XFontStruct *size_ref; |
6790 | Lisp_Object *pattern; | |
ee78dc32 GV |
6791 | Lisp_Object *tail; |
6792 | } enumfont_t; | |
6793 | ||
8edb0a6f | 6794 | static int CALLBACK |
ee78dc32 GV |
6795 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
6796 | ENUMLOGFONT * lplf; | |
6797 | NEWTEXTMETRIC * lptm; | |
6798 | int FontType; | |
6799 | enumfont_t * lpef; | |
6800 | { | |
66895301 JR |
6801 | /* Ignore struck out and underlined versions of fonts. */ |
6802 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
6803 | return 1; | |
6804 | ||
6805 | /* Only return fonts with names starting with @ if they were | |
6806 | explicitly specified, since Microsoft uses an initial @ to | |
6807 | denote fonts for vertical writing, without providing a more | |
6808 | convenient way of identifying them. */ | |
6809 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
6810 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
6811 | return 1; |
6812 | ||
4587b026 GV |
6813 | /* Check that the character set matches if it was specified */ |
6814 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
6815 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 6816 | return 1; |
4587b026 | 6817 | |
ee78dc32 GV |
6818 | { |
6819 | char buf[100]; | |
4587b026 | 6820 | Lisp_Object width = Qnil; |
767b1ff0 | 6821 | char *charset = NULL; |
ee78dc32 | 6822 | |
6fc2811b JR |
6823 | /* Truetype fonts do not report their true metrics until loaded */ |
6824 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 6825 | { |
6fc2811b JR |
6826 | if (!NILP (*(lpef->pattern))) |
6827 | { | |
6828 | /* Scalable fonts are as big as you want them to be. */ | |
6829 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
6830 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
6831 | width = make_number (lpef->logfont.lfWidth); | |
6832 | } | |
6833 | else | |
6834 | { | |
6835 | lplf->elfLogFont.lfHeight = 0; | |
6836 | lplf->elfLogFont.lfWidth = 0; | |
6837 | } | |
3cb20f4a | 6838 | } |
6fc2811b | 6839 | |
f46e6225 GV |
6840 | /* Make sure the height used here is the same as everywhere |
6841 | else (ie character height, not cell height). */ | |
6fc2811b JR |
6842 | if (lplf->elfLogFont.lfHeight > 0) |
6843 | { | |
6844 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
6845 | if (FontType == RASTER_FONTTYPE) | |
6846 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
6847 | else | |
6848 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
6849 | } | |
4587b026 | 6850 | |
767b1ff0 JR |
6851 | if (!NILP (*(lpef->pattern))) |
6852 | { | |
6853 | charset = xlfd_charset_of_font (XSTRING(*(lpef->pattern))->data); | |
6854 | ||
6855 | /* Ensure that charset is valid for this font. */ | |
6856 | if (charset | |
6857 | && (x_to_w32_charset (charset) != lplf->elfLogFont.lfCharSet)) | |
6858 | charset = NULL; | |
6859 | } | |
6860 | ||
6861 | /* TODO: List all relevant charsets if charset not specified. */ | |
6862 | if (!w32_to_x_font (&(lplf->elfLogFont), buf, 100, charset)) | |
66895301 | 6863 | return 1; |
ee78dc32 | 6864 | |
5ca0cd71 GV |
6865 | if (NILP (*(lpef->pattern)) |
6866 | || w32_font_match (buf, XSTRING (*(lpef->pattern))->data)) | |
ee78dc32 | 6867 | { |
4587b026 | 6868 | *lpef->tail = Fcons (Fcons (build_string (buf), width), Qnil); |
8e713be6 | 6869 | lpef->tail = &(XCDR (*lpef->tail)); |
ee78dc32 GV |
6870 | lpef->numFonts++; |
6871 | } | |
6872 | } | |
6fc2811b | 6873 | |
5e905a57 | 6874 | return 1; |
ee78dc32 GV |
6875 | } |
6876 | ||
8edb0a6f | 6877 | static int CALLBACK |
ee78dc32 GV |
6878 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
6879 | ENUMLOGFONT * lplf; | |
6880 | NEWTEXTMETRIC * lptm; | |
6881 | int FontType; | |
6882 | enumfont_t * lpef; | |
6883 | { | |
6884 | return EnumFontFamilies (lpef->hdc, | |
6885 | lplf->elfLogFont.lfFaceName, | |
6886 | (FONTENUMPROC) enum_font_cb2, | |
6887 | (LPARAM) lpef); | |
6888 | } | |
6889 | ||
6890 | ||
8edb0a6f | 6891 | static int CALLBACK |
5ca0cd71 GV |
6892 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
6893 | ENUMLOGFONTEX * lplf; | |
6894 | NEWTEXTMETRICEX * lptm; | |
6895 | int font_type; | |
6896 | enumfont_t * lpef; | |
6897 | { | |
6898 | /* We are not interested in the extra info we get back from the 'Ex | |
6899 | version - only the fact that we get character set variations | |
6900 | enumerated seperately. */ | |
6901 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
6902 | font_type, lpef); | |
6903 | } | |
6904 | ||
8edb0a6f | 6905 | static int CALLBACK |
5ca0cd71 GV |
6906 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
6907 | ENUMLOGFONTEX * lplf; | |
6908 | NEWTEXTMETRICEX * lptm; | |
6909 | int font_type; | |
6910 | enumfont_t * lpef; | |
6911 | { | |
6912 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6913 | FARPROC enum_font_families_ex | |
6914 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6915 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
6916 | get here, so don't bother handling it gracefully. */ | |
6917 | if (enum_font_families_ex == NULL) | |
6918 | error ("gdi32.dll has disappeared!"); | |
6919 | return enum_font_families_ex (lpef->hdc, | |
6920 | &lplf->elfLogFont, | |
6921 | (FONTENUMPROC) enum_fontex_cb2, | |
6922 | (LPARAM) lpef, 0); | |
6923 | } | |
6924 | ||
4587b026 GV |
6925 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
6926 | and xterm.c in Emacs 20.3) */ | |
6927 | ||
8edb0a6f | 6928 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
6929 | { |
6930 | char *fontname, *ptnstr; | |
6931 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 6932 | int n_fonts = 0; |
33d52f9c GV |
6933 | |
6934 | list = Vw32_bdf_filename_alist; | |
6935 | ptnstr = XSTRING (pattern)->data; | |
6936 | ||
8e713be6 | 6937 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 6938 | { |
8e713be6 | 6939 | tem = XCAR (list); |
33d52f9c | 6940 | if (CONSP (tem)) |
8e713be6 | 6941 | fontname = XSTRING (XCAR (tem))->data; |
33d52f9c GV |
6942 | else if (STRINGP (tem)) |
6943 | fontname = XSTRING (tem)->data; | |
6944 | else | |
6945 | continue; | |
6946 | ||
6947 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 6948 | { |
8e713be6 | 6949 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6950 | n_fonts++; |
6951 | if (n_fonts >= max_names) | |
6952 | break; | |
6953 | } | |
33d52f9c GV |
6954 | } |
6955 | ||
6956 | return newlist; | |
6957 | } | |
6958 | ||
8edb0a6f JR |
6959 | static Lisp_Object w32_list_synthesized_fonts (FRAME_PTR f, |
6960 | Lisp_Object pattern, | |
6961 | int size, int max_names); | |
5ca0cd71 | 6962 | |
4587b026 GV |
6963 | /* Return a list of names of available fonts matching PATTERN on frame |
6964 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
6965 | to be listed. Frame F NULL means we have not yet created any | |
6966 | frame, which means we can't get proper size info, as we don't have | |
6967 | a device context to use for GetTextMetrics. | |
6968 | MAXNAMES sets a limit on how many fonts to match. */ | |
6969 | ||
6970 | Lisp_Object | |
dc220243 JR |
6971 | w32_list_fonts (f, pattern, size, maxnames) |
6972 | struct frame *f; | |
6973 | Lisp_Object pattern; | |
6974 | int size; | |
6975 | int maxnames; | |
4587b026 | 6976 | { |
6fc2811b | 6977 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 6978 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 6979 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 6980 | int n_fonts = 0; |
396594fe | 6981 | |
4587b026 GV |
6982 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
6983 | if (NILP (patterns)) | |
6984 | patterns = Fcons (pattern, Qnil); | |
6985 | ||
8e713be6 | 6986 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
6987 | { |
6988 | enumfont_t ef; | |
767b1ff0 | 6989 | int codepage; |
4587b026 | 6990 | |
8e713be6 | 6991 | tpat = XCAR (patterns); |
4587b026 | 6992 | |
767b1ff0 JR |
6993 | if (!STRINGP (tpat)) |
6994 | continue; | |
6995 | ||
6996 | /* Avoid expensive EnumFontFamilies functions if we are not | |
6997 | going to be able to output one of these anyway. */ | |
6998 | codepage = w32_codepage_for_font (XSTRING (tpat)->data); | |
6999 | if (codepage != CP_8BIT && codepage != CP_UNICODE | |
ceb12877 AI |
7000 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
7001 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
7002 | continue; |
7003 | ||
4587b026 GV |
7004 | /* See if we cached the result for this particular query. |
7005 | The cache is an alist of the form: | |
7006 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7007 | */ | |
8e713be6 | 7008 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7009 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7010 | { |
7011 | list = Fcdr_safe (list); | |
7012 | /* We have a cached list. Don't have to get the list again. */ | |
7013 | goto label_cached; | |
7014 | } | |
7015 | ||
7016 | BLOCK_INPUT; | |
7017 | /* At first, put PATTERN in the cache. */ | |
7018 | list = Qnil; | |
33d52f9c GV |
7019 | ef.pattern = &tpat; |
7020 | ef.tail = &list; | |
4587b026 | 7021 | ef.numFonts = 0; |
33d52f9c | 7022 | |
5ca0cd71 GV |
7023 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7024 | about character sets. Fall back to EnumFontFamilies for | |
7025 | older versions of NT that don't support the 'Ex function. */ | |
767b1ff0 | 7026 | x_to_w32_font (XSTRING (tpat)->data, &ef.logfont); |
4587b026 | 7027 | { |
5ca0cd71 GV |
7028 | LOGFONT font_match_pattern; |
7029 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7030 | FARPROC enum_font_families_ex | |
7031 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7032 | ||
7033 | /* We do our own pattern matching so we can handle wildcards. */ | |
7034 | font_match_pattern.lfFaceName[0] = 0; | |
7035 | font_match_pattern.lfPitchAndFamily = 0; | |
7036 | /* We can use the charset, because if it is a wildcard it will | |
7037 | be DEFAULT_CHARSET anyway. */ | |
7038 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7039 | ||
33d52f9c | 7040 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7041 | |
5ca0cd71 GV |
7042 | if (enum_font_families_ex) |
7043 | enum_font_families_ex (ef.hdc, | |
7044 | &font_match_pattern, | |
7045 | (FONTENUMPROC) enum_fontex_cb1, | |
7046 | (LPARAM) &ef, 0); | |
7047 | else | |
7048 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7049 | (LPARAM)&ef); | |
4587b026 | 7050 | |
33d52f9c | 7051 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7052 | } |
7053 | ||
7054 | UNBLOCK_INPUT; | |
7055 | ||
7056 | /* Make a list of the fonts we got back. | |
7057 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7058 | XSETCDR (dpyinfo->name_list_element, |
7059 | Fcons (Fcons (tpat, list), | |
7060 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7061 | |
7062 | label_cached: | |
7063 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7064 | ||
7065 | newlist = second_best = Qnil; | |
7066 | ||
7067 | /* Make a list of the fonts that have the right width. */ | |
8e713be6 | 7068 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7069 | { |
7070 | int found_size; | |
8e713be6 | 7071 | tem = XCAR (list); |
4587b026 GV |
7072 | |
7073 | if (!CONSP (tem)) | |
7074 | continue; | |
8e713be6 | 7075 | if (NILP (XCAR (tem))) |
4587b026 GV |
7076 | continue; |
7077 | if (!size) | |
7078 | { | |
8e713be6 | 7079 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7080 | n_fonts++; |
7081 | if (n_fonts >= maxnames) | |
7082 | break; | |
7083 | else | |
7084 | continue; | |
4587b026 | 7085 | } |
8e713be6 | 7086 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7087 | { |
7088 | /* Since we don't yet know the size of the font, we must | |
7089 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7090 | W32FontStruct thisinfo; |
7091 | LOGFONT lf; | |
7092 | HDC hdc; | |
7093 | HANDLE oldobj; | |
7094 | ||
8e713be6 | 7095 | if (!x_to_w32_font (XSTRING (XCAR (tem))->data, &lf)) |
4587b026 GV |
7096 | continue; |
7097 | ||
7098 | BLOCK_INPUT; | |
33d52f9c | 7099 | thisinfo.bdf = NULL; |
4587b026 GV |
7100 | thisinfo.hfont = CreateFontIndirect (&lf); |
7101 | if (thisinfo.hfont == NULL) | |
7102 | continue; | |
7103 | ||
7104 | hdc = GetDC (dpyinfo->root_window); | |
7105 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7106 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7107 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7108 | else |
f3fbd155 | 7109 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7110 | SelectObject (hdc, oldobj); |
7111 | ReleaseDC (dpyinfo->root_window, hdc); | |
7112 | DeleteObject(thisinfo.hfont); | |
7113 | UNBLOCK_INPUT; | |
7114 | } | |
8e713be6 | 7115 | found_size = XINT (XCDR (tem)); |
4587b026 | 7116 | if (found_size == size) |
5ca0cd71 | 7117 | { |
8e713be6 | 7118 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7119 | n_fonts++; |
7120 | if (n_fonts >= maxnames) | |
7121 | break; | |
7122 | } | |
4587b026 GV |
7123 | /* keep track of the closest matching size in case |
7124 | no exact match is found. */ | |
7125 | else if (found_size > 0) | |
7126 | { | |
7127 | if (NILP (second_best)) | |
7128 | second_best = tem; | |
5ca0cd71 | 7129 | |
4587b026 GV |
7130 | else if (found_size < size) |
7131 | { | |
8e713be6 KR |
7132 | if (XINT (XCDR (second_best)) > size |
7133 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7134 | second_best = tem; |
7135 | } | |
7136 | else | |
7137 | { | |
8e713be6 KR |
7138 | if (XINT (XCDR (second_best)) > size |
7139 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7140 | found_size) |
7141 | second_best = tem; | |
7142 | } | |
7143 | } | |
7144 | } | |
7145 | ||
7146 | if (!NILP (newlist)) | |
7147 | break; | |
7148 | else if (!NILP (second_best)) | |
7149 | { | |
8e713be6 | 7150 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7151 | break; |
7152 | } | |
7153 | } | |
7154 | ||
33d52f9c | 7155 | /* Include any bdf fonts. */ |
5ca0cd71 | 7156 | if (n_fonts < maxnames) |
33d52f9c GV |
7157 | { |
7158 | Lisp_Object combined[2]; | |
5ca0cd71 | 7159 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7160 | combined[1] = newlist; |
7161 | newlist = Fnconc(2, combined); | |
7162 | } | |
7163 | ||
5ca0cd71 GV |
7164 | /* If we can't find a font that matches, check if Windows would be |
7165 | able to synthesize it from a different style. */ | |
6fc2811b | 7166 | if (NILP (newlist) && !NILP (Vw32_enable_synthesized_fonts)) |
5ca0cd71 GV |
7167 | newlist = w32_list_synthesized_fonts (f, pattern, size, maxnames); |
7168 | ||
4587b026 GV |
7169 | return newlist; |
7170 | } | |
7171 | ||
8edb0a6f | 7172 | static Lisp_Object |
5ca0cd71 GV |
7173 | w32_list_synthesized_fonts (f, pattern, size, max_names) |
7174 | FRAME_PTR f; | |
7175 | Lisp_Object pattern; | |
7176 | int size; | |
7177 | int max_names; | |
7178 | { | |
7179 | int fields; | |
7180 | char *full_pattn, *new_pattn, foundary[50], family[50], *pattn_part2; | |
7181 | char style[20], slant; | |
8edb0a6f | 7182 | Lisp_Object matches, tem, synthed_matches = Qnil; |
5ca0cd71 GV |
7183 | |
7184 | full_pattn = XSTRING (pattern)->data; | |
7185 | ||
8b77111c | 7186 | pattn_part2 = alloca (XSTRING (pattern)->size + 1); |
5ca0cd71 GV |
7187 | /* Allow some space for wildcard expansion. */ |
7188 | new_pattn = alloca (XSTRING (pattern)->size + 100); | |
7189 | ||
7190 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%19[^-]-%c-%s", | |
7191 | foundary, family, style, &slant, pattn_part2); | |
7192 | if (fields == EOF || fields < 5) | |
7193 | return Qnil; | |
7194 | ||
7195 | /* If the style and slant are wildcards already there is no point | |
7196 | checking again (and we don't want to keep recursing). */ | |
7197 | if (*style == '*' && slant == '*') | |
7198 | return Qnil; | |
7199 | ||
7200 | sprintf (new_pattn, "-%s-%s-*-*-%s", foundary, family, pattn_part2); | |
7201 | ||
7202 | matches = w32_list_fonts (f, build_string (new_pattn), size, max_names); | |
7203 | ||
8e713be6 | 7204 | for ( ; CONSP (matches); matches = XCDR (matches)) |
5ca0cd71 | 7205 | { |
8e713be6 | 7206 | tem = XCAR (matches); |
5ca0cd71 GV |
7207 | if (!STRINGP (tem)) |
7208 | continue; | |
7209 | ||
7210 | full_pattn = XSTRING (tem)->data; | |
7211 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s", | |
7212 | foundary, family, pattn_part2); | |
7213 | if (fields == EOF || fields < 3) | |
7214 | continue; | |
7215 | ||
7216 | sprintf (new_pattn, "-%s-%s-%s-%c-%s", foundary, family, style, | |
7217 | slant, pattn_part2); | |
7218 | ||
7219 | synthed_matches = Fcons (build_string (new_pattn), | |
7220 | synthed_matches); | |
7221 | } | |
7222 | ||
7223 | return synthed_matches; | |
7224 | } | |
7225 | ||
7226 | ||
4587b026 GV |
7227 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7228 | struct font_info * | |
7229 | w32_get_font_info (f, font_idx) | |
7230 | FRAME_PTR f; | |
7231 | int font_idx; | |
7232 | { | |
7233 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7234 | } | |
7235 | ||
7236 | ||
7237 | struct font_info* | |
7238 | w32_query_font (struct frame *f, char *fontname) | |
7239 | { | |
7240 | int i; | |
7241 | struct font_info *pfi; | |
7242 | ||
7243 | pfi = FRAME_W32_FONT_TABLE (f); | |
7244 | ||
7245 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7246 | { | |
7247 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7248 | } | |
7249 | ||
7250 | return NULL; | |
7251 | } | |
7252 | ||
7253 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7254 | `encoder' of the structure. */ | |
7255 | ||
7256 | void | |
7257 | w32_find_ccl_program (fontp) | |
7258 | struct font_info *fontp; | |
7259 | { | |
3545439c | 7260 | Lisp_Object list, elt; |
4587b026 | 7261 | |
8e713be6 | 7262 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7263 | { |
8e713be6 | 7264 | elt = XCAR (list); |
4587b026 | 7265 | if (CONSP (elt) |
8e713be6 KR |
7266 | && STRINGP (XCAR (elt)) |
7267 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7268 | >= 0)) |
3545439c KH |
7269 | break; |
7270 | } | |
7271 | if (! NILP (list)) | |
7272 | { | |
17eedd00 KH |
7273 | struct ccl_program *ccl |
7274 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7275 | |
8e713be6 | 7276 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7277 | xfree (ccl); |
7278 | else | |
7279 | fontp->font_encoder = ccl; | |
4587b026 GV |
7280 | } |
7281 | } | |
7282 | ||
7283 | \f | |
8edb0a6f JR |
7284 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7285 | as this calls lisp to get a directory listing). */ | |
7286 | static Lisp_Object | |
7287 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7288 | { | |
7289 | Lisp_Object filelist, list = Qnil; | |
7290 | char fontname[100]; | |
7291 | ||
7292 | if (!STRINGP(directory)) | |
7293 | return Qnil; | |
7294 | ||
7295 | filelist = Fdirectory_files (directory, Qt, | |
7296 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7297 | ||
7298 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7299 | { | |
7300 | Lisp_Object filename = XCAR (filelist); | |
7301 | if (w32_BDF_to_x_font (XSTRING (filename)->data, fontname, 100)) | |
7302 | store_in_alist (&list, build_string (fontname), filename); | |
7303 | } | |
7304 | return list; | |
7305 | } | |
7306 | ||
6fc2811b JR |
7307 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7308 | 1, 1, 0, | |
b3700ae7 JR |
7309 | doc: /* Return a list of BDF fonts in DIR. |
7310 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7311 | which do not contain an xlfd description will not be included in the | |
7312 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7313 | (directory) |
7314 | Lisp_Object directory; | |
7315 | { | |
7316 | Lisp_Object list = Qnil; | |
7317 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7318 | |
6fc2811b JR |
7319 | if (!CONSP (directory)) |
7320 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7321 | |
6fc2811b | 7322 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7323 | { |
6fc2811b JR |
7324 | Lisp_Object pair[2]; |
7325 | pair[0] = list; | |
7326 | pair[1] = Qnil; | |
7327 | GCPRO2 (directory, list); | |
7328 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7329 | list = Fnconc( 2, pair ); | |
7330 | UNGCPRO; | |
7331 | } | |
7332 | return list; | |
7333 | } | |
ee78dc32 | 7334 | |
6fc2811b JR |
7335 | \f |
7336 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7337 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7338 | (color, frame) |
7339 | Lisp_Object color, frame; | |
7340 | { | |
7341 | XColor foo; | |
7342 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7343 | |
b7826503 | 7344 | CHECK_STRING (color); |
ee78dc32 | 7345 | |
6fc2811b JR |
7346 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
7347 | return Qt; | |
7348 | else | |
7349 | return Qnil; | |
7350 | } | |
ee78dc32 | 7351 | |
2d764c78 | 7352 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7353 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7354 | (color, frame) |
7355 | Lisp_Object color, frame; | |
7356 | { | |
6fc2811b | 7357 | XColor foo; |
ee78dc32 GV |
7358 | FRAME_PTR f = check_x_frame (frame); |
7359 | ||
b7826503 | 7360 | CHECK_STRING (color); |
ee78dc32 | 7361 | |
6fc2811b | 7362 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
ee78dc32 GV |
7363 | { |
7364 | Lisp_Object rgb[3]; | |
7365 | ||
6fc2811b JR |
7366 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7367 | | GetRValue (foo.pixel)); | |
7368 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7369 | | GetGValue (foo.pixel)); | |
7370 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7371 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7372 | return Flist (3, rgb); |
7373 | } | |
7374 | else | |
7375 | return Qnil; | |
7376 | } | |
7377 | ||
2d764c78 | 7378 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7379 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7380 | (display) |
7381 | Lisp_Object display; | |
7382 | { | |
fbd6baed | 7383 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7384 | |
7385 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7386 | return Qnil; | |
7387 | ||
7388 | return Qt; | |
7389 | } | |
7390 | ||
74e1aeec JR |
7391 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7392 | Sx_display_grayscale_p, 0, 1, 0, | |
7393 | doc: /* Return t if the X display supports shades of gray. | |
7394 | Note that color displays do support shades of gray. | |
7395 | The optional argument DISPLAY specifies which display to ask about. | |
7396 | DISPLAY should be either a frame or a display name (a string). | |
7397 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7398 | (display) |
7399 | Lisp_Object display; | |
7400 | { | |
fbd6baed | 7401 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7402 | |
7403 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7404 | return Qnil; | |
7405 | ||
7406 | return Qt; | |
7407 | } | |
7408 | ||
74e1aeec JR |
7409 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7410 | Sx_display_pixel_width, 0, 1, 0, | |
7411 | doc: /* Returns the width in pixels of DISPLAY. | |
7412 | The optional argument DISPLAY specifies which display to ask about. | |
7413 | DISPLAY should be either a frame or a display name (a string). | |
7414 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7415 | (display) |
7416 | Lisp_Object display; | |
7417 | { | |
fbd6baed | 7418 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7419 | |
7420 | return make_number (dpyinfo->width); | |
7421 | } | |
7422 | ||
7423 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7424 | Sx_display_pixel_height, 0, 1, 0, |
7425 | doc: /* Returns the height in pixels of DISPLAY. | |
7426 | The optional argument DISPLAY specifies which display to ask about. | |
7427 | DISPLAY should be either a frame or a display name (a string). | |
7428 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7429 | (display) |
7430 | Lisp_Object display; | |
7431 | { | |
fbd6baed | 7432 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7433 | |
7434 | return make_number (dpyinfo->height); | |
7435 | } | |
7436 | ||
7437 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7438 | 0, 1, 0, |
7439 | doc: /* Returns the number of bitplanes of DISPLAY. | |
7440 | The optional argument DISPLAY specifies which display to ask about. | |
7441 | DISPLAY should be either a frame or a display name (a string). | |
7442 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7443 | (display) |
7444 | Lisp_Object display; | |
7445 | { | |
fbd6baed | 7446 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7447 | |
7448 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7449 | } | |
7450 | ||
7451 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7452 | 0, 1, 0, |
7453 | doc: /* Returns the number of color cells of DISPLAY. | |
7454 | The optional argument DISPLAY specifies which display to ask about. | |
7455 | DISPLAY should be either a frame or a display name (a string). | |
7456 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7457 | (display) |
7458 | Lisp_Object display; | |
7459 | { | |
fbd6baed | 7460 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7461 | HDC hdc; |
7462 | int cap; | |
7463 | ||
5ac45f98 GV |
7464 | hdc = GetDC (dpyinfo->root_window); |
7465 | if (dpyinfo->has_palette) | |
7466 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7467 | else | |
7468 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b AI |
7469 | |
7470 | if (cap < 0) | |
7471 | cap = 1 << (dpyinfo->n_planes * dpyinfo->n_cbits); | |
ee78dc32 GV |
7472 | |
7473 | ReleaseDC (dpyinfo->root_window, hdc); | |
7474 | ||
7475 | return make_number (cap); | |
7476 | } | |
7477 | ||
7478 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7479 | Sx_server_max_request_size, | |
74e1aeec JR |
7480 | 0, 1, 0, |
7481 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7482 | The optional argument DISPLAY specifies which display to ask about. | |
7483 | DISPLAY should be either a frame or a display name (a string). | |
7484 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7485 | (display) |
7486 | Lisp_Object display; | |
7487 | { | |
fbd6baed | 7488 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7489 | |
7490 | return make_number (1); | |
7491 | } | |
7492 | ||
7493 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7494 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7495 | The optional argument DISPLAY specifies which display to ask about. | |
7496 | DISPLAY should be either a frame or a display name (a string). | |
7497 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7498 | (display) |
7499 | Lisp_Object display; | |
7500 | { | |
dfff8a69 | 7501 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7502 | } |
7503 | ||
7504 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7505 | doc: /* Returns the version numbers of the server of DISPLAY. |
7506 | The value is a list of three integers: the major and minor | |
7507 | version numbers, and the vendor-specific release | |
7508 | number. See also the function `x-server-vendor'. | |
7509 | ||
7510 | The optional argument DISPLAY specifies which display to ask about. | |
7511 | DISPLAY should be either a frame or a display name (a string). | |
7512 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7513 | (display) |
7514 | Lisp_Object display; | |
7515 | { | |
fbd6baed | 7516 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7517 | Fcons (make_number (w32_minor_version), |
7518 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7519 | } |
7520 | ||
7521 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7522 | doc: /* Returns the number of screens on the server of DISPLAY. |
7523 | The optional argument DISPLAY specifies which display to ask about. | |
7524 | DISPLAY should be either a frame or a display name (a string). | |
7525 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7526 | (display) |
7527 | Lisp_Object display; | |
7528 | { | |
ee78dc32 GV |
7529 | return make_number (1); |
7530 | } | |
7531 | ||
74e1aeec JR |
7532 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7533 | Sx_display_mm_height, 0, 1, 0, | |
7534 | doc: /* Returns the height in millimeters of DISPLAY. | |
7535 | The optional argument DISPLAY specifies which display to ask about. | |
7536 | DISPLAY should be either a frame or a display name (a string). | |
7537 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7538 | (display) |
7539 | Lisp_Object display; | |
7540 | { | |
fbd6baed | 7541 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7542 | HDC hdc; |
7543 | int cap; | |
7544 | ||
5ac45f98 | 7545 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7546 | |
ee78dc32 | 7547 | cap = GetDeviceCaps (hdc, VERTSIZE); |
3c190163 | 7548 | |
ee78dc32 GV |
7549 | ReleaseDC (dpyinfo->root_window, hdc); |
7550 | ||
7551 | return make_number (cap); | |
7552 | } | |
7553 | ||
7554 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7555 | doc: /* Returns the width in millimeters of DISPLAY. |
7556 | The optional argument DISPLAY specifies which display to ask about. | |
7557 | DISPLAY should be either a frame or a display name (a string). | |
7558 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7559 | (display) |
7560 | Lisp_Object display; | |
7561 | { | |
fbd6baed | 7562 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7563 | |
7564 | HDC hdc; | |
7565 | int cap; | |
7566 | ||
5ac45f98 | 7567 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7568 | |
ee78dc32 | 7569 | cap = GetDeviceCaps (hdc, HORZSIZE); |
3c190163 | 7570 | |
ee78dc32 GV |
7571 | ReleaseDC (dpyinfo->root_window, hdc); |
7572 | ||
7573 | return make_number (cap); | |
7574 | } | |
7575 | ||
7576 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7577 | Sx_display_backing_store, 0, 1, 0, |
7578 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7579 | The value may be `always', `when-mapped', or `not-useful'. | |
7580 | The optional argument DISPLAY specifies which display to ask about. | |
7581 | DISPLAY should be either a frame or a display name (a string). | |
7582 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7583 | (display) |
7584 | Lisp_Object display; | |
7585 | { | |
7586 | return intern ("not-useful"); | |
7587 | } | |
7588 | ||
7589 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7590 | Sx_display_visual_class, 0, 1, 0, |
7591 | doc: /* Returns the visual class of DISPLAY. | |
7592 | The value is one of the symbols `static-gray', `gray-scale', | |
7593 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7594 | ||
7595 | The optional argument DISPLAY specifies which display to ask about. | |
7596 | DISPLAY should be either a frame or a display name (a string). | |
7597 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7598 | (display) |
7599 | Lisp_Object display; | |
7600 | { | |
fbd6baed | 7601 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7602 | Lisp_Object result = Qnil; |
ee78dc32 | 7603 | |
abf8c61b AI |
7604 | if (dpyinfo->has_palette) |
7605 | result = intern ("pseudo-color"); | |
7606 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7607 | result = intern ("static-grey"); | |
7608 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7609 | result = intern ("static-color"); | |
7610 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7611 | result = intern ("true-color"); | |
ee78dc32 | 7612 | |
abf8c61b | 7613 | return result; |
ee78dc32 GV |
7614 | } |
7615 | ||
7616 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7617 | Sx_display_save_under, 0, 1, 0, |
7618 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7619 | The optional argument DISPLAY specifies which display to ask about. | |
7620 | DISPLAY should be either a frame or a display name (a string). | |
7621 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7622 | (display) |
7623 | Lisp_Object display; | |
7624 | { | |
6fc2811b JR |
7625 | return Qnil; |
7626 | } | |
7627 | \f | |
7628 | int | |
7629 | x_pixel_width (f) | |
7630 | register struct frame *f; | |
7631 | { | |
7632 | return PIXEL_WIDTH (f); | |
7633 | } | |
7634 | ||
7635 | int | |
7636 | x_pixel_height (f) | |
7637 | register struct frame *f; | |
7638 | { | |
7639 | return PIXEL_HEIGHT (f); | |
7640 | } | |
7641 | ||
7642 | int | |
7643 | x_char_width (f) | |
7644 | register struct frame *f; | |
7645 | { | |
7646 | return FONT_WIDTH (f->output_data.w32->font); | |
7647 | } | |
7648 | ||
7649 | int | |
7650 | x_char_height (f) | |
7651 | register struct frame *f; | |
7652 | { | |
7653 | return f->output_data.w32->line_height; | |
7654 | } | |
7655 | ||
7656 | int | |
7657 | x_screen_planes (f) | |
7658 | register struct frame *f; | |
7659 | { | |
7660 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7661 | } | |
7662 | \f | |
7663 | /* Return the display structure for the display named NAME. | |
7664 | Open a new connection if necessary. */ | |
7665 | ||
7666 | struct w32_display_info * | |
7667 | x_display_info_for_name (name) | |
7668 | Lisp_Object name; | |
7669 | { | |
7670 | Lisp_Object names; | |
7671 | struct w32_display_info *dpyinfo; | |
7672 | ||
b7826503 | 7673 | CHECK_STRING (name); |
6fc2811b JR |
7674 | |
7675 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
7676 | dpyinfo; | |
7677 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
7678 | { | |
7679 | Lisp_Object tem; | |
7680 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
7681 | if (!NILP (tem)) | |
7682 | return dpyinfo; | |
7683 | } | |
7684 | ||
7685 | /* Use this general default value to start with. */ | |
7686 | Vx_resource_name = Vinvocation_name; | |
7687 | ||
7688 | validate_x_resource_name (); | |
7689 | ||
7690 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
7691 | (char *) XSTRING (Vx_resource_name)->data); | |
7692 | ||
7693 | if (dpyinfo == 0) | |
7694 | error ("Cannot connect to server %s", XSTRING (name)->data); | |
7695 | ||
7696 | w32_in_use = 1; | |
7697 | XSETFASTINT (Vwindow_system_version, 3); | |
7698 | ||
7699 | return dpyinfo; | |
7700 | } | |
7701 | ||
7702 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
7703 | 1, 3, 0, doc: /* Open a connection to a server. |
7704 | DISPLAY is the name of the display to connect to. | |
7705 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
7706 | If the optional third arg MUST-SUCCEED is non-nil, | |
7707 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
7708 | (display, xrm_string, must_succeed) |
7709 | Lisp_Object display, xrm_string, must_succeed; | |
7710 | { | |
7711 | unsigned char *xrm_option; | |
7712 | struct w32_display_info *dpyinfo; | |
7713 | ||
74e1aeec JR |
7714 | /* If initialization has already been done, return now to avoid |
7715 | overwriting critical parts of one_w32_display_info. */ | |
7716 | if (w32_in_use) | |
7717 | return Qnil; | |
7718 | ||
b7826503 | 7719 | CHECK_STRING (display); |
6fc2811b | 7720 | if (! NILP (xrm_string)) |
b7826503 | 7721 | CHECK_STRING (xrm_string); |
6fc2811b JR |
7722 | |
7723 | if (! EQ (Vwindow_system, intern ("w32"))) | |
7724 | error ("Not using Microsoft Windows"); | |
7725 | ||
7726 | /* Allow color mapping to be defined externally; first look in user's | |
7727 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
7728 | { | |
7729 | Lisp_Object color_file; | |
7730 | struct gcpro gcpro1; | |
7731 | ||
7732 | color_file = build_string("~/rgb.txt"); | |
7733 | ||
7734 | GCPRO1 (color_file); | |
7735 | ||
7736 | if (NILP (Ffile_readable_p (color_file))) | |
7737 | color_file = | |
7738 | Fexpand_file_name (build_string ("rgb.txt"), | |
7739 | Fsymbol_value (intern ("data-directory"))); | |
7740 | ||
7741 | Vw32_color_map = Fw32_load_color_file (color_file); | |
7742 | ||
7743 | UNGCPRO; | |
7744 | } | |
7745 | if (NILP (Vw32_color_map)) | |
7746 | Vw32_color_map = Fw32_default_color_map (); | |
7747 | ||
7748 | if (! NILP (xrm_string)) | |
7749 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
7750 | else | |
7751 | xrm_option = (unsigned char *) 0; | |
7752 | ||
7753 | /* Use this general default value to start with. */ | |
7754 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
7755 | { | |
7756 | char basename[ MAX_PATH ], *str; | |
7757 | ||
7758 | strcpy (basename, XSTRING (Vinvocation_name)->data); | |
7759 | str = strrchr (basename, '.'); | |
7760 | if (str) *str = 0; | |
7761 | Vinvocation_name = build_string (basename); | |
7762 | } | |
7763 | Vx_resource_name = Vinvocation_name; | |
7764 | ||
7765 | validate_x_resource_name (); | |
7766 | ||
7767 | /* This is what opens the connection and sets x_current_display. | |
7768 | This also initializes many symbols, such as those used for input. */ | |
7769 | dpyinfo = w32_term_init (display, xrm_option, | |
7770 | (char *) XSTRING (Vx_resource_name)->data); | |
7771 | ||
7772 | if (dpyinfo == 0) | |
7773 | { | |
7774 | if (!NILP (must_succeed)) | |
7775 | fatal ("Cannot connect to server %s.\n", | |
7776 | XSTRING (display)->data); | |
7777 | else | |
7778 | error ("Cannot connect to server %s", XSTRING (display)->data); | |
7779 | } | |
7780 | ||
7781 | w32_in_use = 1; | |
7782 | ||
7783 | XSETFASTINT (Vwindow_system_version, 3); | |
7784 | return Qnil; | |
7785 | } | |
7786 | ||
7787 | DEFUN ("x-close-connection", Fx_close_connection, | |
7788 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
7789 | doc: /* Close the connection to DISPLAY's server. |
7790 | For DISPLAY, specify either a frame or a display name (a string). | |
7791 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
7792 | (display) |
7793 | Lisp_Object display; | |
7794 | { | |
7795 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
7796 | int i; | |
7797 | ||
7798 | if (dpyinfo->reference_count > 0) | |
7799 | error ("Display still has frames on it"); | |
7800 | ||
7801 | BLOCK_INPUT; | |
7802 | /* Free the fonts in the font table. */ | |
7803 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
7804 | if (dpyinfo->font_table[i].name) | |
7805 | { | |
126f2e35 JR |
7806 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
7807 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 7808 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
7809 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
7810 | } | |
7811 | x_destroy_all_bitmaps (dpyinfo); | |
7812 | ||
7813 | x_delete_display (dpyinfo); | |
7814 | UNBLOCK_INPUT; | |
7815 | ||
7816 | return Qnil; | |
7817 | } | |
7818 | ||
7819 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 7820 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
7821 | () |
7822 | { | |
7823 | Lisp_Object tail, result; | |
7824 | ||
7825 | result = Qnil; | |
7826 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
7827 | result = Fcons (XCAR (XCAR (tail)), result); | |
7828 | ||
7829 | return result; | |
7830 | } | |
7831 | ||
7832 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
7833 | doc: /* This is a noop on W32 systems. */) |
7834 | (on, display) | |
7835 | Lisp_Object display, on; | |
6fc2811b | 7836 | { |
6fc2811b JR |
7837 | return Qnil; |
7838 | } | |
7839 | ||
7840 | \f | |
7841 | \f | |
7842 | /*********************************************************************** | |
7843 | Image types | |
7844 | ***********************************************************************/ | |
7845 | ||
7846 | /* Value is the number of elements of vector VECTOR. */ | |
7847 | ||
7848 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
7849 | ||
7850 | /* List of supported image types. Use define_image_type to add new | |
7851 | types. Use lookup_image_type to find a type for a given symbol. */ | |
7852 | ||
7853 | static struct image_type *image_types; | |
7854 | ||
6fc2811b JR |
7855 | /* The symbol `image' which is the car of the lists used to represent |
7856 | images in Lisp. */ | |
7857 | ||
7858 | extern Lisp_Object Qimage; | |
7859 | ||
7860 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
7861 | ||
7862 | Lisp_Object Qxbm; | |
7863 | ||
7864 | /* Keywords. */ | |
7865 | ||
6fc2811b | 7866 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
dfff8a69 JR |
7867 | extern Lisp_Object QCdata; |
7868 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
a93f4566 | 7869 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 7870 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
7871 | |
7872 | /* Other symbols. */ | |
7873 | ||
3cf3436e | 7874 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
7875 | |
7876 | /* Time in seconds after which images should be removed from the cache | |
7877 | if not displayed. */ | |
7878 | ||
7879 | Lisp_Object Vimage_cache_eviction_delay; | |
7880 | ||
7881 | /* Function prototypes. */ | |
7882 | ||
7883 | static void define_image_type P_ ((struct image_type *type)); | |
7884 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
7885 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
7886 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 7887 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
7888 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
7889 | Lisp_Object)); | |
7890 | ||
dfff8a69 | 7891 | |
6fc2811b JR |
7892 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
7893 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
7894 | ||
7895 | static void | |
7896 | define_image_type (type) | |
7897 | struct image_type *type; | |
7898 | { | |
7899 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
7900 | The initialized data segment is read-only. */ | |
7901 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
7902 | bcopy (type, p, sizeof *p); | |
7903 | p->next = image_types; | |
7904 | image_types = p; | |
7905 | Vimage_types = Fcons (*p->type, Vimage_types); | |
7906 | } | |
7907 | ||
7908 | ||
7909 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
7910 | structure. Value is null if SYMBOL is not a known image type. */ | |
7911 | ||
7912 | static INLINE struct image_type * | |
7913 | lookup_image_type (symbol) | |
7914 | Lisp_Object symbol; | |
7915 | { | |
7916 | struct image_type *type; | |
7917 | ||
7918 | for (type = image_types; type; type = type->next) | |
7919 | if (EQ (symbol, *type->type)) | |
7920 | break; | |
7921 | ||
7922 | return type; | |
7923 | } | |
7924 | ||
7925 | ||
7926 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
7927 | valid image specification is a list whose car is the symbol | |
7928 | `image', and whose rest is a property list. The property list must | |
7929 | contain a value for key `:type'. That value must be the name of a | |
7930 | supported image type. The rest of the property list depends on the | |
7931 | image type. */ | |
7932 | ||
7933 | int | |
7934 | valid_image_p (object) | |
7935 | Lisp_Object object; | |
7936 | { | |
7937 | int valid_p = 0; | |
7938 | ||
7939 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
7940 | { | |
3cf3436e JR |
7941 | Lisp_Object tem; |
7942 | ||
7943 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
7944 | if (EQ (XCAR (tem), QCtype)) | |
7945 | { | |
7946 | tem = XCDR (tem); | |
7947 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
7948 | { | |
7949 | struct image_type *type; | |
7950 | type = lookup_image_type (XCAR (tem)); | |
7951 | if (type) | |
7952 | valid_p = type->valid_p (object); | |
7953 | } | |
7954 | ||
7955 | break; | |
7956 | } | |
6fc2811b JR |
7957 | } |
7958 | ||
7959 | return valid_p; | |
7960 | } | |
7961 | ||
7962 | ||
7963 | /* Log error message with format string FORMAT and argument ARG. | |
7964 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
7965 | good idea because this would interrupt redisplay, and the error | |
7966 | message display would lead to another redisplay. This function | |
7967 | therefore simply displays a message. */ | |
7968 | ||
7969 | static void | |
7970 | image_error (format, arg1, arg2) | |
7971 | char *format; | |
7972 | Lisp_Object arg1, arg2; | |
7973 | { | |
7974 | add_to_log (format, arg1, arg2); | |
7975 | } | |
7976 | ||
7977 | ||
7978 | \f | |
7979 | /*********************************************************************** | |
7980 | Image specifications | |
7981 | ***********************************************************************/ | |
7982 | ||
7983 | enum image_value_type | |
7984 | { | |
7985 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
7986 | IMAGE_STRING_VALUE, | |
3cf3436e | 7987 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
7988 | IMAGE_SYMBOL_VALUE, |
7989 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 7990 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 7991 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 7992 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
7993 | IMAGE_INTEGER_VALUE, |
7994 | IMAGE_FUNCTION_VALUE, | |
7995 | IMAGE_NUMBER_VALUE, | |
7996 | IMAGE_BOOL_VALUE | |
7997 | }; | |
7998 | ||
7999 | /* Structure used when parsing image specifications. */ | |
8000 | ||
8001 | struct image_keyword | |
8002 | { | |
8003 | /* Name of keyword. */ | |
8004 | char *name; | |
8005 | ||
8006 | /* The type of value allowed. */ | |
8007 | enum image_value_type type; | |
8008 | ||
8009 | /* Non-zero means key must be present. */ | |
8010 | int mandatory_p; | |
8011 | ||
8012 | /* Used to recognize duplicate keywords in a property list. */ | |
8013 | int count; | |
8014 | ||
8015 | /* The value that was found. */ | |
8016 | Lisp_Object value; | |
8017 | }; | |
8018 | ||
8019 | ||
8020 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8021 | int, Lisp_Object)); | |
8022 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8023 | ||
8024 | ||
8025 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8026 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8027 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8028 | image_keywords structures of size NKEYWORDS describing other | |
8029 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8030 | ||
8031 | static int | |
8032 | parse_image_spec (spec, keywords, nkeywords, type) | |
8033 | Lisp_Object spec; | |
8034 | struct image_keyword *keywords; | |
8035 | int nkeywords; | |
8036 | Lisp_Object type; | |
8037 | { | |
8038 | int i; | |
8039 | Lisp_Object plist; | |
8040 | ||
8041 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8042 | return 0; | |
8043 | ||
8044 | plist = XCDR (spec); | |
8045 | while (CONSP (plist)) | |
8046 | { | |
8047 | Lisp_Object key, value; | |
8048 | ||
8049 | /* First element of a pair must be a symbol. */ | |
8050 | key = XCAR (plist); | |
8051 | plist = XCDR (plist); | |
8052 | if (!SYMBOLP (key)) | |
8053 | return 0; | |
8054 | ||
8055 | /* There must follow a value. */ | |
8056 | if (!CONSP (plist)) | |
8057 | return 0; | |
8058 | value = XCAR (plist); | |
8059 | plist = XCDR (plist); | |
8060 | ||
8061 | /* Find key in KEYWORDS. Error if not found. */ | |
8062 | for (i = 0; i < nkeywords; ++i) | |
8063 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
8064 | break; | |
8065 | ||
8066 | if (i == nkeywords) | |
8067 | continue; | |
8068 | ||
8069 | /* Record that we recognized the keyword. If a keywords | |
8070 | was found more than once, it's an error. */ | |
8071 | keywords[i].value = value; | |
8072 | ++keywords[i].count; | |
8073 | ||
8074 | if (keywords[i].count > 1) | |
8075 | return 0; | |
8076 | ||
8077 | /* Check type of value against allowed type. */ | |
8078 | switch (keywords[i].type) | |
8079 | { | |
8080 | case IMAGE_STRING_VALUE: | |
8081 | if (!STRINGP (value)) | |
8082 | return 0; | |
8083 | break; | |
8084 | ||
3cf3436e JR |
8085 | case IMAGE_STRING_OR_NIL_VALUE: |
8086 | if (!STRINGP (value) && !NILP (value)) | |
8087 | return 0; | |
8088 | break; | |
8089 | ||
6fc2811b JR |
8090 | case IMAGE_SYMBOL_VALUE: |
8091 | if (!SYMBOLP (value)) | |
8092 | return 0; | |
8093 | break; | |
8094 | ||
8095 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8096 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8097 | return 0; | |
8098 | break; | |
8099 | ||
8edb0a6f JR |
8100 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8101 | if (INTEGERP (value) && XINT (value) >= 0) | |
8102 | break; | |
8103 | if (CONSP (value) | |
8104 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8105 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8106 | break; | |
8107 | return 0; | |
8108 | ||
dfff8a69 JR |
8109 | case IMAGE_ASCENT_VALUE: |
8110 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8111 | break; | |
8112 | else if (INTEGERP (value) | |
8113 | && XINT (value) >= 0 | |
8114 | && XINT (value) <= 100) | |
8115 | break; | |
8116 | return 0; | |
8117 | ||
6fc2811b JR |
8118 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8119 | if (!INTEGERP (value) || XINT (value) < 0) | |
8120 | return 0; | |
8121 | break; | |
8122 | ||
8123 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8124 | break; | |
8125 | ||
8126 | case IMAGE_FUNCTION_VALUE: | |
8127 | value = indirect_function (value); | |
8128 | if (SUBRP (value) | |
8129 | || COMPILEDP (value) | |
8130 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8131 | break; | |
8132 | return 0; | |
8133 | ||
8134 | case IMAGE_NUMBER_VALUE: | |
8135 | if (!INTEGERP (value) && !FLOATP (value)) | |
8136 | return 0; | |
8137 | break; | |
8138 | ||
8139 | case IMAGE_INTEGER_VALUE: | |
8140 | if (!INTEGERP (value)) | |
8141 | return 0; | |
8142 | break; | |
8143 | ||
8144 | case IMAGE_BOOL_VALUE: | |
8145 | if (!NILP (value) && !EQ (value, Qt)) | |
8146 | return 0; | |
8147 | break; | |
8148 | ||
8149 | default: | |
8150 | abort (); | |
8151 | break; | |
8152 | } | |
8153 | ||
8154 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8155 | return 0; | |
8156 | } | |
8157 | ||
8158 | /* Check that all mandatory fields are present. */ | |
8159 | for (i = 0; i < nkeywords; ++i) | |
8160 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8161 | return 0; | |
8162 | ||
8163 | return NILP (plist); | |
8164 | } | |
8165 | ||
8166 | ||
8167 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8168 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8169 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8170 | ||
8171 | static Lisp_Object | |
8172 | image_spec_value (spec, key, found) | |
8173 | Lisp_Object spec, key; | |
8174 | int *found; | |
8175 | { | |
8176 | Lisp_Object tail; | |
8177 | ||
8178 | xassert (valid_image_p (spec)); | |
8179 | ||
8180 | for (tail = XCDR (spec); | |
8181 | CONSP (tail) && CONSP (XCDR (tail)); | |
8182 | tail = XCDR (XCDR (tail))) | |
8183 | { | |
8184 | if (EQ (XCAR (tail), key)) | |
8185 | { | |
8186 | if (found) | |
8187 | *found = 1; | |
8188 | return XCAR (XCDR (tail)); | |
8189 | } | |
8190 | } | |
8191 | ||
8192 | if (found) | |
8193 | *found = 0; | |
8194 | return Qnil; | |
8195 | } | |
8196 | ||
8197 | ||
8198 | ||
8199 | \f | |
8200 | /*********************************************************************** | |
8201 | Image type independent image structures | |
8202 | ***********************************************************************/ | |
8203 | ||
8204 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8205 | static void free_image P_ ((struct frame *f, struct image *img)); | |
8206 | ||
8207 | ||
8208 | /* Allocate and return a new image structure for image specification | |
8209 | SPEC. SPEC has a hash value of HASH. */ | |
8210 | ||
8211 | static struct image * | |
8212 | make_image (spec, hash) | |
8213 | Lisp_Object spec; | |
8214 | unsigned hash; | |
8215 | { | |
8216 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
8217 | ||
8218 | xassert (valid_image_p (spec)); | |
8219 | bzero (img, sizeof *img); | |
8220 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8221 | xassert (img->type != NULL); | |
8222 | img->spec = spec; | |
8223 | img->data.lisp_val = Qnil; | |
8224 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8225 | img->hash = hash; | |
8226 | return img; | |
8227 | } | |
8228 | ||
8229 | ||
8230 | /* Free image IMG which was used on frame F, including its resources. */ | |
8231 | ||
8232 | static void | |
8233 | free_image (f, img) | |
8234 | struct frame *f; | |
8235 | struct image *img; | |
8236 | { | |
8237 | if (img) | |
8238 | { | |
8239 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8240 | ||
8241 | /* Remove IMG from the hash table of its cache. */ | |
8242 | if (img->prev) | |
8243 | img->prev->next = img->next; | |
8244 | else | |
8245 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8246 | ||
8247 | if (img->next) | |
8248 | img->next->prev = img->prev; | |
8249 | ||
8250 | c->images[img->id] = NULL; | |
8251 | ||
8252 | /* Free resources, then free IMG. */ | |
8253 | img->type->free (f, img); | |
8254 | xfree (img); | |
8255 | } | |
8256 | } | |
8257 | ||
8258 | ||
8259 | /* Prepare image IMG for display on frame F. Must be called before | |
8260 | drawing an image. */ | |
8261 | ||
8262 | void | |
8263 | prepare_image_for_display (f, img) | |
8264 | struct frame *f; | |
8265 | struct image *img; | |
8266 | { | |
8267 | EMACS_TIME t; | |
8268 | ||
8269 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8270 | EMACS_GET_TIME (t); | |
8271 | img->timestamp = EMACS_SECS (t); | |
8272 | ||
8273 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8274 | type dependent loader function. */ | |
8275 | if (img->pixmap == 0 && !img->load_failed_p) | |
8276 | img->load_failed_p = img->type->load (f, img) == 0; | |
8277 | } | |
8278 | ||
8279 | ||
dfff8a69 JR |
8280 | /* Value is the number of pixels for the ascent of image IMG when |
8281 | drawn in face FACE. */ | |
8282 | ||
8283 | int | |
8284 | image_ascent (img, face) | |
8285 | struct image *img; | |
8286 | struct face *face; | |
8287 | { | |
8edb0a6f | 8288 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8289 | int ascent; |
8290 | ||
8291 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8292 | { | |
8293 | if (face->font) | |
8294 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8295 | - FONT_BASE(face->font)) / 2; | |
8296 | else | |
8297 | ascent = height / 2; | |
8298 | } | |
8299 | else | |
8300 | ascent = height * img->ascent / 100.0; | |
8301 | ||
8302 | return ascent; | |
8303 | } | |
8304 | ||
8305 | ||
6fc2811b | 8306 | \f |
a05e2bae JR |
8307 | /* Image background colors. */ |
8308 | ||
8309 | static unsigned long | |
8310 | four_corners_best (ximg, width, height) | |
8311 | XImage *ximg; | |
8312 | unsigned long width, height; | |
8313 | { | |
8314 | #if 0 /* TODO: Image support. */ | |
8315 | unsigned long corners[4], best; | |
8316 | int i, best_count; | |
8317 | ||
8318 | /* Get the colors at the corners of ximg. */ | |
8319 | corners[0] = XGetPixel (ximg, 0, 0); | |
8320 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
8321 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
8322 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
8323 | ||
8324 | /* Choose the most frequently found color as background. */ | |
8325 | for (i = best_count = 0; i < 4; ++i) | |
8326 | { | |
8327 | int j, n; | |
8328 | ||
8329 | for (j = n = 0; j < 4; ++j) | |
8330 | if (corners[i] == corners[j]) | |
8331 | ++n; | |
8332 | ||
8333 | if (n > best_count) | |
8334 | best = corners[i], best_count = n; | |
8335 | } | |
8336 | ||
8337 | return best; | |
8338 | #else | |
8339 | return 0; | |
8340 | #endif | |
8341 | } | |
8342 | ||
8343 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
8344 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
8345 | object to use for the heuristic. */ | |
8346 | ||
8347 | unsigned long | |
8348 | image_background (img, f, ximg) | |
8349 | struct image *img; | |
8350 | struct frame *f; | |
8351 | XImage *ximg; | |
8352 | { | |
8353 | if (! img->background_valid) | |
8354 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8355 | { | |
8356 | #if 0 /* TODO: Image support. */ | |
8357 | int free_ximg = !ximg; | |
8358 | ||
8359 | if (! ximg) | |
8360 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8361 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8362 | ||
8363 | img->background = four_corners_best (ximg, img->width, img->height); | |
8364 | ||
8365 | if (free_ximg) | |
8366 | XDestroyImage (ximg); | |
8367 | ||
8368 | img->background_valid = 1; | |
8369 | #endif | |
8370 | } | |
8371 | ||
8372 | return img->background; | |
8373 | } | |
8374 | ||
8375 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8376 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8377 | existing XImage object to use for the heuristic. */ | |
8378 | ||
8379 | int | |
8380 | image_background_transparent (img, f, mask) | |
8381 | struct image *img; | |
8382 | struct frame *f; | |
8383 | XImage *mask; | |
8384 | { | |
8385 | if (! img->background_transparent_valid) | |
8386 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8387 | { | |
8388 | #if 0 /* TODO: Image support. */ | |
8389 | if (img->mask) | |
8390 | { | |
8391 | int free_mask = !mask; | |
8392 | ||
8393 | if (! mask) | |
8394 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
8395 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8396 | ||
8397 | img->background_transparent | |
8398 | = !four_corners_best (mask, img->width, img->height); | |
8399 | ||
8400 | if (free_mask) | |
8401 | XDestroyImage (mask); | |
8402 | } | |
8403 | else | |
8404 | #endif | |
8405 | img->background_transparent = 0; | |
8406 | ||
8407 | img->background_transparent_valid = 1; | |
8408 | } | |
8409 | ||
8410 | return img->background_transparent; | |
8411 | } | |
8412 | ||
8413 | \f | |
6fc2811b JR |
8414 | /*********************************************************************** |
8415 | Helper functions for X image types | |
8416 | ***********************************************************************/ | |
8417 | ||
a05e2bae JR |
8418 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8419 | int, int)); | |
6fc2811b JR |
8420 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8421 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8422 | struct image *img, | |
8423 | Lisp_Object color_name, | |
8424 | unsigned long dflt)); | |
8425 | ||
a05e2bae JR |
8426 | |
8427 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8428 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8429 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8430 | the image, if any. */ | |
8431 | ||
8432 | static void | |
8433 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8434 | struct frame *f; | |
8435 | struct image *img; | |
8436 | int pixmap_p, mask_p, colors_p; | |
8437 | { | |
9eb16b62 | 8438 | #if 0 /* TODO: W32 image support */ |
a05e2bae JR |
8439 | if (pixmap_p && img->pixmap) |
8440 | { | |
8441 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8442 | img->pixmap = None; | |
8443 | img->background_valid = 0; | |
8444 | } | |
8445 | ||
8446 | if (mask_p && img->mask) | |
8447 | { | |
8448 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8449 | img->mask = None; | |
8450 | img->background_transparent_valid = 0; | |
8451 | } | |
8452 | ||
8453 | if (colors_p && img->ncolors) | |
8454 | { | |
8455 | x_free_colors (f, img->colors, img->ncolors); | |
8456 | xfree (img->colors); | |
8457 | img->colors = NULL; | |
8458 | img->ncolors = 0; | |
8459 | } | |
8460 | #endif | |
8461 | } | |
8462 | ||
6fc2811b JR |
8463 | /* Free X resources of image IMG which is used on frame F. */ |
8464 | ||
8465 | static void | |
8466 | x_clear_image (f, img) | |
8467 | struct frame *f; | |
8468 | struct image *img; | |
8469 | { | |
767b1ff0 | 8470 | #if 0 /* TODO: W32 image support */ |
6fc2811b JR |
8471 | |
8472 | if (img->pixmap) | |
8473 | { | |
8474 | BLOCK_INPUT; | |
8475 | XFreePixmap (NULL, img->pixmap); | |
8476 | img->pixmap = 0; | |
8477 | UNBLOCK_INPUT; | |
8478 | } | |
8479 | ||
8480 | if (img->ncolors) | |
8481 | { | |
8482 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
8483 | ||
8484 | /* If display has an immutable color map, freeing colors is not | |
8485 | necessary and some servers don't allow it. So don't do it. */ | |
8486 | if (class != StaticColor | |
8487 | && class != StaticGray | |
8488 | && class != TrueColor) | |
8489 | { | |
8490 | Colormap cmap; | |
8491 | BLOCK_INPUT; | |
8492 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8493 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8494 | img->ncolors, 0); | |
8495 | UNBLOCK_INPUT; | |
8496 | } | |
8497 | ||
8498 | xfree (img->colors); | |
8499 | img->colors = NULL; | |
8500 | img->ncolors = 0; | |
8501 | } | |
8502 | #endif | |
8503 | } | |
8504 | ||
8505 | ||
8506 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8507 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8508 | IMG->colors, so that it can be freed again. Value is the pixel | |
8509 | color. */ | |
8510 | ||
8511 | static unsigned long | |
8512 | x_alloc_image_color (f, img, color_name, dflt) | |
8513 | struct frame *f; | |
8514 | struct image *img; | |
8515 | Lisp_Object color_name; | |
8516 | unsigned long dflt; | |
8517 | { | |
767b1ff0 | 8518 | #if 0 /* TODO: allocing colors. */ |
6fc2811b JR |
8519 | XColor color; |
8520 | unsigned long result; | |
8521 | ||
8522 | xassert (STRINGP (color_name)); | |
8523 | ||
8524 | if (w32_defined_color (f, XSTRING (color_name)->data, &color, 1)) | |
8525 | { | |
8526 | /* This isn't called frequently so we get away with simply | |
8527 | reallocating the color vector to the needed size, here. */ | |
8528 | ++img->ncolors; | |
8529 | img->colors = | |
8530 | (unsigned long *) xrealloc (img->colors, | |
8531 | img->ncolors * sizeof *img->colors); | |
8532 | img->colors[img->ncolors - 1] = color.pixel; | |
8533 | result = color.pixel; | |
8534 | } | |
8535 | else | |
8536 | result = dflt; | |
8537 | return result; | |
8538 | #endif | |
8539 | return 0; | |
8540 | } | |
8541 | ||
8542 | ||
8543 | \f | |
8544 | /*********************************************************************** | |
8545 | Image Cache | |
8546 | ***********************************************************************/ | |
8547 | ||
8548 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8549 | static void postprocess_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8550 | |
8551 | ||
8552 | /* Return a new, initialized image cache that is allocated from the | |
8553 | heap. Call free_image_cache to free an image cache. */ | |
8554 | ||
8555 | struct image_cache * | |
8556 | make_image_cache () | |
8557 | { | |
8558 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8559 | int size; | |
8560 | ||
8561 | bzero (c, sizeof *c); | |
8562 | c->size = 50; | |
8563 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8564 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8565 | c->buckets = (struct image **) xmalloc (size); | |
8566 | bzero (c->buckets, size); | |
8567 | return c; | |
8568 | } | |
8569 | ||
8570 | ||
8571 | /* Free image cache of frame F. Be aware that X frames share images | |
8572 | caches. */ | |
8573 | ||
8574 | void | |
8575 | free_image_cache (f) | |
8576 | struct frame *f; | |
8577 | { | |
8578 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8579 | if (c) | |
8580 | { | |
8581 | int i; | |
8582 | ||
8583 | /* Cache should not be referenced by any frame when freed. */ | |
8584 | xassert (c->refcount == 0); | |
8585 | ||
8586 | for (i = 0; i < c->used; ++i) | |
8587 | free_image (f, c->images[i]); | |
8588 | xfree (c->images); | |
8589 | xfree (c); | |
8590 | xfree (c->buckets); | |
8591 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8592 | } | |
8593 | } | |
8594 | ||
8595 | ||
8596 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8597 | images. FORCE_P zero means clear only images that haven't been | |
8598 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8599 | reduce the number of loaded images. If image-eviction-seconds is |
8600 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
8601 | at least that many seconds. */ |
8602 | ||
8603 | void | |
8604 | clear_image_cache (f, force_p) | |
8605 | struct frame *f; | |
8606 | int force_p; | |
8607 | { | |
8608 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8609 | ||
8610 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
8611 | { | |
8612 | EMACS_TIME t; | |
8613 | unsigned long old; | |
8614 | int i, any_freed_p = 0; | |
8615 | ||
8616 | EMACS_GET_TIME (t); | |
8617 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
8618 | ||
8619 | for (i = 0; i < c->used; ++i) | |
8620 | { | |
8621 | struct image *img = c->images[i]; | |
8622 | if (img != NULL | |
8623 | && (force_p | |
8624 | || (img->timestamp > old))) | |
8625 | { | |
8626 | free_image (f, img); | |
8627 | any_freed_p = 1; | |
8628 | } | |
8629 | } | |
8630 | ||
8631 | /* We may be clearing the image cache because, for example, | |
8632 | Emacs was iconified for a longer period of time. In that | |
8633 | case, current matrices may still contain references to | |
8634 | images freed above. So, clear these matrices. */ | |
8635 | if (any_freed_p) | |
8636 | { | |
8637 | clear_current_matrices (f); | |
8638 | ++windows_or_buffers_changed; | |
8639 | } | |
8640 | } | |
8641 | } | |
8642 | ||
8643 | ||
8644 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
8645 | 0, 1, 0, | |
74e1aeec JR |
8646 | doc: /* Clear the image cache of FRAME. |
8647 | FRAME nil or omitted means use the selected frame. | |
8648 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
8649 | (frame) |
8650 | Lisp_Object frame; | |
8651 | { | |
8652 | if (EQ (frame, Qt)) | |
8653 | { | |
8654 | Lisp_Object tail; | |
8655 | ||
8656 | FOR_EACH_FRAME (tail, frame) | |
8657 | if (FRAME_W32_P (XFRAME (frame))) | |
8658 | clear_image_cache (XFRAME (frame), 1); | |
8659 | } | |
8660 | else | |
8661 | clear_image_cache (check_x_frame (frame), 1); | |
8662 | ||
8663 | return Qnil; | |
8664 | } | |
8665 | ||
8666 | ||
3cf3436e JR |
8667 | /* Compute masks and transform image IMG on frame F, as specified |
8668 | by the image's specification, */ | |
8669 | ||
8670 | static void | |
8671 | postprocess_image (f, img) | |
8672 | struct frame *f; | |
8673 | struct image *img; | |
8674 | { | |
8675 | #if 0 /* TODO: image support. */ | |
8676 | /* Manipulation of the image's mask. */ | |
8677 | if (img->pixmap) | |
8678 | { | |
8679 | Lisp_Object conversion, spec; | |
8680 | Lisp_Object mask; | |
8681 | ||
8682 | spec = img->spec; | |
8683 | ||
8684 | /* `:heuristic-mask t' | |
8685 | `:mask heuristic' | |
8686 | means build a mask heuristically. | |
8687 | `:heuristic-mask (R G B)' | |
8688 | `:mask (heuristic (R G B))' | |
8689 | means build a mask from color (R G B) in the | |
8690 | image. | |
8691 | `:mask nil' | |
8692 | means remove a mask, if any. */ | |
8693 | ||
8694 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
8695 | if (!NILP (mask)) | |
8696 | x_build_heuristic_mask (f, img, mask); | |
8697 | else | |
8698 | { | |
8699 | int found_p; | |
8700 | ||
8701 | mask = image_spec_value (spec, QCmask, &found_p); | |
8702 | ||
8703 | if (EQ (mask, Qheuristic)) | |
8704 | x_build_heuristic_mask (f, img, Qt); | |
8705 | else if (CONSP (mask) | |
8706 | && EQ (XCAR (mask), Qheuristic)) | |
8707 | { | |
8708 | if (CONSP (XCDR (mask))) | |
8709 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
8710 | else | |
8711 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
8712 | } | |
8713 | else if (NILP (mask) && found_p && img->mask) | |
8714 | { | |
8715 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8716 | img->mask = NULL; | |
8717 | } | |
8718 | } | |
8719 | ||
8720 | ||
8721 | /* Should we apply an image transformation algorithm? */ | |
8722 | conversion = image_spec_value (spec, QCconversion, NULL); | |
8723 | if (EQ (conversion, Qdisabled)) | |
8724 | x_disable_image (f, img); | |
8725 | else if (EQ (conversion, Qlaplace)) | |
8726 | x_laplace (f, img); | |
8727 | else if (EQ (conversion, Qemboss)) | |
8728 | x_emboss (f, img); | |
8729 | else if (CONSP (conversion) | |
8730 | && EQ (XCAR (conversion), Qedge_detection)) | |
8731 | { | |
8732 | Lisp_Object tem; | |
8733 | tem = XCDR (conversion); | |
8734 | if (CONSP (tem)) | |
8735 | x_edge_detection (f, img, | |
8736 | Fplist_get (tem, QCmatrix), | |
8737 | Fplist_get (tem, QCcolor_adjustment)); | |
8738 | } | |
8739 | } | |
8740 | #endif | |
8741 | } | |
8742 | ||
8743 | ||
6fc2811b JR |
8744 | /* Return the id of image with Lisp specification SPEC on frame F. |
8745 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
8746 | ||
8747 | int | |
8748 | lookup_image (f, spec) | |
8749 | struct frame *f; | |
8750 | Lisp_Object spec; | |
8751 | { | |
8752 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8753 | struct image *img; | |
8754 | int i; | |
8755 | unsigned hash; | |
8756 | struct gcpro gcpro1; | |
8757 | EMACS_TIME now; | |
8758 | ||
8759 | /* F must be a window-system frame, and SPEC must be a valid image | |
8760 | specification. */ | |
8761 | xassert (FRAME_WINDOW_P (f)); | |
8762 | xassert (valid_image_p (spec)); | |
8763 | ||
8764 | GCPRO1 (spec); | |
8765 | ||
8766 | /* Look up SPEC in the hash table of the image cache. */ | |
8767 | hash = sxhash (spec, 0); | |
8768 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8769 | ||
8770 | for (img = c->buckets[i]; img; img = img->next) | |
8771 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
8772 | break; | |
8773 | ||
8774 | /* If not found, create a new image and cache it. */ | |
8775 | if (img == NULL) | |
8776 | { | |
3cf3436e JR |
8777 | extern Lisp_Object Qpostscript; |
8778 | ||
8edb0a6f | 8779 | BLOCK_INPUT; |
6fc2811b JR |
8780 | img = make_image (spec, hash); |
8781 | cache_image (f, img); | |
8782 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
8783 | |
8784 | /* If we can't load the image, and we don't have a width and | |
8785 | height, use some arbitrary width and height so that we can | |
8786 | draw a rectangle for it. */ | |
8787 | if (img->load_failed_p) | |
8788 | { | |
8789 | Lisp_Object value; | |
8790 | ||
8791 | value = image_spec_value (spec, QCwidth, NULL); | |
8792 | img->width = (INTEGERP (value) | |
8793 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
8794 | value = image_spec_value (spec, QCheight, NULL); | |
8795 | img->height = (INTEGERP (value) | |
8796 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
8797 | } | |
8798 | else | |
8799 | { | |
8800 | /* Handle image type independent image attributes | |
a05e2bae JR |
8801 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF', |
8802 | `:background COLOR'. */ | |
8803 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
8804 | |
8805 | ascent = image_spec_value (spec, QCascent, NULL); | |
8806 | if (INTEGERP (ascent)) | |
8807 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
8808 | else if (EQ (ascent, Qcenter)) |
8809 | img->ascent = CENTERED_IMAGE_ASCENT; | |
8810 | ||
6fc2811b JR |
8811 | margin = image_spec_value (spec, QCmargin, NULL); |
8812 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
8813 | img->vmargin = img->hmargin = XFASTINT (margin); |
8814 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
8815 | && INTEGERP (XCDR (margin))) | |
8816 | { | |
8817 | if (XINT (XCAR (margin)) > 0) | |
8818 | img->hmargin = XFASTINT (XCAR (margin)); | |
8819 | if (XINT (XCDR (margin)) > 0) | |
8820 | img->vmargin = XFASTINT (XCDR (margin)); | |
8821 | } | |
6fc2811b JR |
8822 | |
8823 | relief = image_spec_value (spec, QCrelief, NULL); | |
8824 | if (INTEGERP (relief)) | |
8825 | { | |
8826 | img->relief = XINT (relief); | |
8edb0a6f JR |
8827 | img->hmargin += abs (img->relief); |
8828 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
8829 | } |
8830 | ||
a05e2bae JR |
8831 | if (! img->background_valid) |
8832 | { | |
8833 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
8834 | if (!NILP (bg)) | |
8835 | { | |
8836 | img->background | |
8837 | = x_alloc_image_color (f, img, bg, | |
8838 | FRAME_BACKGROUND_PIXEL (f)); | |
8839 | img->background_valid = 1; | |
8840 | } | |
8841 | } | |
8842 | ||
3cf3436e JR |
8843 | /* Do image transformations and compute masks, unless we |
8844 | don't have the image yet. */ | |
8845 | if (!EQ (*img->type->type, Qpostscript)) | |
8846 | postprocess_image (f, img); | |
6fc2811b | 8847 | } |
3cf3436e | 8848 | |
8edb0a6f JR |
8849 | UNBLOCK_INPUT; |
8850 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
8851 | } |
8852 | ||
8853 | /* We're using IMG, so set its timestamp to `now'. */ | |
8854 | EMACS_GET_TIME (now); | |
8855 | img->timestamp = EMACS_SECS (now); | |
8856 | ||
8857 | UNGCPRO; | |
8858 | ||
8859 | /* Value is the image id. */ | |
8860 | return img->id; | |
8861 | } | |
8862 | ||
8863 | ||
8864 | /* Cache image IMG in the image cache of frame F. */ | |
8865 | ||
8866 | static void | |
8867 | cache_image (f, img) | |
8868 | struct frame *f; | |
8869 | struct image *img; | |
8870 | { | |
8871 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8872 | int i; | |
8873 | ||
8874 | /* Find a free slot in c->images. */ | |
8875 | for (i = 0; i < c->used; ++i) | |
8876 | if (c->images[i] == NULL) | |
8877 | break; | |
8878 | ||
8879 | /* If no free slot found, maybe enlarge c->images. */ | |
8880 | if (i == c->used && c->used == c->size) | |
8881 | { | |
8882 | c->size *= 2; | |
8883 | c->images = (struct image **) xrealloc (c->images, | |
8884 | c->size * sizeof *c->images); | |
8885 | } | |
8886 | ||
8887 | /* Add IMG to c->images, and assign IMG an id. */ | |
8888 | c->images[i] = img; | |
8889 | img->id = i; | |
8890 | if (i == c->used) | |
8891 | ++c->used; | |
8892 | ||
8893 | /* Add IMG to the cache's hash table. */ | |
8894 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8895 | img->next = c->buckets[i]; | |
8896 | if (img->next) | |
8897 | img->next->prev = img; | |
8898 | img->prev = NULL; | |
8899 | c->buckets[i] = img; | |
8900 | } | |
8901 | ||
8902 | ||
8903 | /* Call FN on every image in the image cache of frame F. Used to mark | |
8904 | Lisp Objects in the image cache. */ | |
8905 | ||
8906 | void | |
8907 | forall_images_in_image_cache (f, fn) | |
8908 | struct frame *f; | |
8909 | void (*fn) P_ ((struct image *img)); | |
8910 | { | |
8911 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
8912 | { | |
8913 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8914 | if (c) | |
8915 | { | |
8916 | int i; | |
8917 | for (i = 0; i < c->used; ++i) | |
8918 | if (c->images[i]) | |
8919 | fn (c->images[i]); | |
8920 | } | |
8921 | } | |
8922 | } | |
8923 | ||
8924 | ||
8925 | \f | |
8926 | /*********************************************************************** | |
8927 | W32 support code | |
8928 | ***********************************************************************/ | |
8929 | ||
767b1ff0 | 8930 | #if 0 /* TODO: W32 specific image code. */ |
6fc2811b JR |
8931 | |
8932 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, | |
8933 | XImage **, Pixmap *)); | |
8934 | static void x_destroy_x_image P_ ((XImage *)); | |
8935 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
8936 | ||
8937 | ||
8938 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
8939 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
8940 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
8941 | via xmalloc. Print error messages via image_error if an error | |
8942 | occurs. Value is non-zero if successful. */ | |
8943 | ||
8944 | static int | |
8945 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
8946 | struct frame *f; | |
8947 | int width, height, depth; | |
8948 | XImage **ximg; | |
8949 | Pixmap *pixmap; | |
8950 | { | |
767b1ff0 | 8951 | #if 0 /* TODO: Image support for W32 */ |
6fc2811b JR |
8952 | Display *display = FRAME_W32_DISPLAY (f); |
8953 | Screen *screen = FRAME_X_SCREEN (f); | |
8954 | Window window = FRAME_W32_WINDOW (f); | |
8955 | ||
8956 | xassert (interrupt_input_blocked); | |
8957 | ||
8958 | if (depth <= 0) | |
a05e2bae | 8959 | depth = one_w32_display_info.n_cbits; |
6fc2811b JR |
8960 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), |
8961 | depth, ZPixmap, 0, NULL, width, height, | |
8962 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
8963 | if (*ximg == NULL) | |
8964 | { | |
8965 | image_error ("Unable to allocate X image", Qnil, Qnil); | |
8966 | return 0; | |
8967 | } | |
8968 | ||
8969 | /* Allocate image raster. */ | |
8970 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
8971 | ||
8972 | /* Allocate a pixmap of the same size. */ | |
8973 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
8974 | if (*pixmap == 0) | |
8975 | { | |
8976 | x_destroy_x_image (*ximg); | |
8977 | *ximg = NULL; | |
8978 | image_error ("Unable to create X pixmap", Qnil, Qnil); | |
8979 | return 0; | |
8980 | } | |
8981 | #endif | |
8982 | return 1; | |
8983 | } | |
8984 | ||
8985 | ||
8986 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
8987 | ||
8988 | static void | |
8989 | x_destroy_x_image (ximg) | |
8990 | XImage *ximg; | |
8991 | { | |
8992 | xassert (interrupt_input_blocked); | |
8993 | if (ximg) | |
8994 | { | |
8995 | xfree (ximg->data); | |
8996 | ximg->data = NULL; | |
8997 | XDestroyImage (ximg); | |
8998 | } | |
8999 | } | |
9000 | ||
9001 | ||
9002 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
9003 | are width and height of both the image and pixmap. */ | |
9004 | ||
9005 | static void | |
9006 | x_put_x_image (f, ximg, pixmap, width, height) | |
9007 | struct frame *f; | |
9008 | XImage *ximg; | |
9009 | Pixmap pixmap; | |
9010 | { | |
9011 | GC gc; | |
9012 | ||
9013 | xassert (interrupt_input_blocked); | |
9014 | gc = XCreateGC (NULL, pixmap, 0, NULL); | |
9015 | XPutImage (NULL, pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
9016 | XFreeGC (NULL, gc); | |
9017 | } | |
9018 | ||
9019 | #endif | |
9020 | ||
9021 | \f | |
9022 | /*********************************************************************** | |
3cf3436e | 9023 | File Handling |
6fc2811b JR |
9024 | ***********************************************************************/ |
9025 | ||
9026 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9027 | static char *slurp_file P_ ((char *, int *)); |
9028 | ||
6fc2811b JR |
9029 | |
9030 | /* Find image file FILE. Look in data-directory, then | |
9031 | x-bitmap-file-path. Value is the full name of the file found, or | |
9032 | nil if not found. */ | |
9033 | ||
9034 | static Lisp_Object | |
9035 | x_find_image_file (file) | |
9036 | Lisp_Object file; | |
9037 | { | |
9038 | Lisp_Object file_found, search_path; | |
9039 | struct gcpro gcpro1, gcpro2; | |
9040 | int fd; | |
9041 | ||
9042 | file_found = Qnil; | |
9043 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9044 | GCPRO2 (file_found, search_path); | |
9045 | ||
9046 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 9047 | fd = openp (search_path, file, Qnil, &file_found, 0); |
6fc2811b | 9048 | |
939d6465 | 9049 | if (fd == -1) |
6fc2811b JR |
9050 | file_found = Qnil; |
9051 | else | |
9052 | close (fd); | |
9053 | ||
9054 | UNGCPRO; | |
9055 | return file_found; | |
9056 | } | |
9057 | ||
9058 | ||
3cf3436e JR |
9059 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9060 | with xmalloc holding FILE's contents. Value is null if an error | |
9061 | occurred. *SIZE is set to the size of the file. */ | |
9062 | ||
9063 | static char * | |
9064 | slurp_file (file, size) | |
9065 | char *file; | |
9066 | int *size; | |
9067 | { | |
9068 | FILE *fp = NULL; | |
9069 | char *buf = NULL; | |
9070 | struct stat st; | |
9071 | ||
9072 | if (stat (file, &st) == 0 | |
9073 | && (fp = fopen (file, "r")) != NULL | |
9074 | && (buf = (char *) xmalloc (st.st_size), | |
9075 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9076 | { | |
9077 | *size = st.st_size; | |
9078 | fclose (fp); | |
9079 | } | |
9080 | else | |
9081 | { | |
9082 | if (fp) | |
9083 | fclose (fp); | |
9084 | if (buf) | |
9085 | { | |
9086 | xfree (buf); | |
9087 | buf = NULL; | |
9088 | } | |
9089 | } | |
9090 | ||
9091 | return buf; | |
9092 | } | |
9093 | ||
9094 | ||
6fc2811b JR |
9095 | \f |
9096 | /*********************************************************************** | |
9097 | XBM images | |
9098 | ***********************************************************************/ | |
9099 | ||
9100 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
9101 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
9102 | Lisp_Object file)); | |
9103 | static int xbm_image_p P_ ((Lisp_Object object)); | |
9104 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
9105 | unsigned char **)); | |
9106 | ||
9107 | ||
9108 | /* Indices of image specification fields in xbm_format, below. */ | |
9109 | ||
9110 | enum xbm_keyword_index | |
9111 | { | |
9112 | XBM_TYPE, | |
9113 | XBM_FILE, | |
9114 | XBM_WIDTH, | |
9115 | XBM_HEIGHT, | |
9116 | XBM_DATA, | |
9117 | XBM_FOREGROUND, | |
9118 | XBM_BACKGROUND, | |
9119 | XBM_ASCENT, | |
9120 | XBM_MARGIN, | |
9121 | XBM_RELIEF, | |
9122 | XBM_ALGORITHM, | |
9123 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9124 | XBM_MASK, |
6fc2811b JR |
9125 | XBM_LAST |
9126 | }; | |
9127 | ||
9128 | /* Vector of image_keyword structures describing the format | |
9129 | of valid XBM image specifications. */ | |
9130 | ||
9131 | static struct image_keyword xbm_format[XBM_LAST] = | |
9132 | { | |
9133 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9134 | {":file", IMAGE_STRING_VALUE, 0}, | |
9135 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9136 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9137 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
3cf3436e JR |
9138 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9139 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
6fc2811b | 9140 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8edb0a6f | 9141 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9142 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9143 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b JR |
9144 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
9145 | }; | |
9146 | ||
9147 | /* Structure describing the image type XBM. */ | |
9148 | ||
9149 | static struct image_type xbm_type = | |
9150 | { | |
9151 | &Qxbm, | |
9152 | xbm_image_p, | |
9153 | xbm_load, | |
9154 | x_clear_image, | |
9155 | NULL | |
9156 | }; | |
9157 | ||
9158 | /* Tokens returned from xbm_scan. */ | |
9159 | ||
9160 | enum xbm_token | |
9161 | { | |
9162 | XBM_TK_IDENT = 256, | |
9163 | XBM_TK_NUMBER | |
9164 | }; | |
9165 | ||
9166 | ||
9167 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
9168 | A valid specification is a list starting with the symbol `image' | |
9169 | The rest of the list is a property list which must contain an | |
9170 | entry `:type xbm.. | |
9171 | ||
9172 | If the specification specifies a file to load, it must contain | |
9173 | an entry `:file FILENAME' where FILENAME is a string. | |
9174 | ||
9175 | If the specification is for a bitmap loaded from memory it must | |
9176 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9177 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9178 | ||
9179 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9180 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9181 | ||
9182 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9183 | ||
9184 | 3. a vector of strings or bool-vectors, one for each line of the | |
9185 | bitmap. | |
9186 | ||
9187 | Both the file and data forms may contain the additional entries | |
9188 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9189 | foreground and background of the frame on which the image is | |
9190 | displayed, is used. */ | |
9191 | ||
9192 | static int | |
9193 | xbm_image_p (object) | |
9194 | Lisp_Object object; | |
9195 | { | |
9196 | struct image_keyword kw[XBM_LAST]; | |
9197 | ||
9198 | bcopy (xbm_format, kw, sizeof kw); | |
9199 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9200 | return 0; | |
9201 | ||
9202 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9203 | ||
9204 | if (kw[XBM_FILE].count) | |
9205 | { | |
9206 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9207 | return 0; | |
9208 | } | |
9209 | else | |
9210 | { | |
9211 | Lisp_Object data; | |
9212 | int width, height; | |
9213 | ||
9214 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9215 | if (!kw[XBM_WIDTH].count | |
9216 | || !kw[XBM_HEIGHT].count | |
9217 | || !kw[XBM_DATA].count) | |
9218 | return 0; | |
9219 | ||
9220 | data = kw[XBM_DATA].value; | |
9221 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9222 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
9223 | ||
9224 | /* Check type of data, and width and height against contents of | |
9225 | data. */ | |
9226 | if (VECTORP (data)) | |
9227 | { | |
9228 | int i; | |
9229 | ||
9230 | /* Number of elements of the vector must be >= height. */ | |
9231 | if (XVECTOR (data)->size < height) | |
9232 | return 0; | |
9233 | ||
9234 | /* Each string or bool-vector in data must be large enough | |
9235 | for one line of the image. */ | |
9236 | for (i = 0; i < height; ++i) | |
9237 | { | |
9238 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9239 | ||
9240 | if (STRINGP (elt)) | |
9241 | { | |
9242 | if (XSTRING (elt)->size | |
9243 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
9244 | return 0; | |
9245 | } | |
9246 | else if (BOOL_VECTOR_P (elt)) | |
9247 | { | |
9248 | if (XBOOL_VECTOR (elt)->size < width) | |
9249 | return 0; | |
9250 | } | |
9251 | else | |
9252 | return 0; | |
9253 | } | |
9254 | } | |
9255 | else if (STRINGP (data)) | |
9256 | { | |
9257 | if (XSTRING (data)->size | |
9258 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
9259 | return 0; | |
9260 | } | |
9261 | else if (BOOL_VECTOR_P (data)) | |
9262 | { | |
9263 | if (XBOOL_VECTOR (data)->size < width * height) | |
9264 | return 0; | |
9265 | } | |
9266 | else | |
9267 | return 0; | |
9268 | } | |
9269 | ||
9270 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
9271 | if (kw[XBM_ASCENT].count | |
9272 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
9273 | return 0; | |
9274 | ||
9275 | return 1; | |
9276 | } | |
9277 | ||
9278 | ||
9279 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9280 | either an enumerator from enum xbm_token, or a character for a | |
9281 | single-character token, or 0 at end of file. If scanning an | |
9282 | identifier, store the lexeme of the identifier in SVAL. If | |
9283 | scanning a number, store its value in *IVAL. */ | |
9284 | ||
9285 | static int | |
3cf3436e JR |
9286 | xbm_scan (s, end, sval, ival) |
9287 | char **s, *end; | |
6fc2811b JR |
9288 | char *sval; |
9289 | int *ival; | |
9290 | { | |
9291 | int c; | |
3cf3436e JR |
9292 | |
9293 | loop: | |
9294 | ||
6fc2811b | 9295 | /* Skip white space. */ |
3cf3436e | 9296 | while (*s < end &&(c = *(*s)++, isspace (c))) |
6fc2811b JR |
9297 | ; |
9298 | ||
3cf3436e | 9299 | if (*s >= end) |
6fc2811b JR |
9300 | c = 0; |
9301 | else if (isdigit (c)) | |
9302 | { | |
9303 | int value = 0, digit; | |
9304 | ||
3cf3436e | 9305 | if (c == '0' && *s < end) |
6fc2811b | 9306 | { |
3cf3436e | 9307 | c = *(*s)++; |
6fc2811b JR |
9308 | if (c == 'x' || c == 'X') |
9309 | { | |
3cf3436e | 9310 | while (*s < end) |
6fc2811b | 9311 | { |
3cf3436e | 9312 | c = *(*s)++; |
6fc2811b JR |
9313 | if (isdigit (c)) |
9314 | digit = c - '0'; | |
9315 | else if (c >= 'a' && c <= 'f') | |
9316 | digit = c - 'a' + 10; | |
9317 | else if (c >= 'A' && c <= 'F') | |
9318 | digit = c - 'A' + 10; | |
9319 | else | |
9320 | break; | |
9321 | value = 16 * value + digit; | |
9322 | } | |
9323 | } | |
9324 | else if (isdigit (c)) | |
9325 | { | |
9326 | value = c - '0'; | |
3cf3436e JR |
9327 | while (*s < end |
9328 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9329 | value = 8 * value + c - '0'; |
9330 | } | |
9331 | } | |
9332 | else | |
9333 | { | |
9334 | value = c - '0'; | |
3cf3436e JR |
9335 | while (*s < end |
9336 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9337 | value = 10 * value + c - '0'; |
9338 | } | |
9339 | ||
3cf3436e JR |
9340 | if (*s < end) |
9341 | *s = *s - 1; | |
6fc2811b JR |
9342 | *ival = value; |
9343 | c = XBM_TK_NUMBER; | |
9344 | } | |
9345 | else if (isalpha (c) || c == '_') | |
9346 | { | |
9347 | *sval++ = c; | |
3cf3436e JR |
9348 | while (*s < end |
9349 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9350 | *sval++ = c; |
9351 | *sval = 0; | |
3cf3436e JR |
9352 | if (*s < end) |
9353 | *s = *s - 1; | |
6fc2811b JR |
9354 | c = XBM_TK_IDENT; |
9355 | } | |
3cf3436e JR |
9356 | else if (c == '/' && **s == '*') |
9357 | { | |
9358 | /* C-style comment. */ | |
9359 | ++*s; | |
9360 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9361 | ++*s; | |
9362 | if (**s) | |
9363 | { | |
9364 | *s += 2; | |
9365 | goto loop; | |
9366 | } | |
9367 | } | |
6fc2811b JR |
9368 | |
9369 | return c; | |
9370 | } | |
9371 | ||
9372 | ||
9373 | /* Replacement for XReadBitmapFileData which isn't available under old | |
3cf3436e JR |
9374 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9375 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9376 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9377 | Value is non-zero if successful. DATA null means just test if | |
9378 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9379 | |
9380 | static int | |
3cf3436e JR |
9381 | xbm_read_bitmap_data (contents, end, width, height, data) |
9382 | char *contents, *end; | |
6fc2811b JR |
9383 | int *width, *height; |
9384 | unsigned char **data; | |
9385 | { | |
3cf3436e | 9386 | char *s = contents; |
6fc2811b JR |
9387 | char buffer[BUFSIZ]; |
9388 | int padding_p = 0; | |
9389 | int v10 = 0; | |
9390 | int bytes_per_line, i, nbytes; | |
9391 | unsigned char *p; | |
9392 | int value; | |
9393 | int LA1; | |
9394 | ||
9395 | #define match() \ | |
3cf3436e | 9396 | LA1 = xbm_scan (contents, end, buffer, &value) |
6fc2811b JR |
9397 | |
9398 | #define expect(TOKEN) \ | |
9399 | if (LA1 != (TOKEN)) \ | |
9400 | goto failure; \ | |
9401 | else \ | |
9402 | match () | |
9403 | ||
9404 | #define expect_ident(IDENT) \ | |
9405 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9406 | match (); \ | |
9407 | else \ | |
9408 | goto failure | |
9409 | ||
6fc2811b | 9410 | *width = *height = -1; |
3cf3436e JR |
9411 | if (data) |
9412 | *data = NULL; | |
9413 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9414 | |
9415 | /* Parse defines for width, height and hot-spots. */ | |
9416 | while (LA1 == '#') | |
9417 | { | |
9418 | match (); | |
9419 | expect_ident ("define"); | |
9420 | expect (XBM_TK_IDENT); | |
9421 | ||
9422 | if (LA1 == XBM_TK_NUMBER); | |
9423 | { | |
9424 | char *p = strrchr (buffer, '_'); | |
9425 | p = p ? p + 1 : buffer; | |
9426 | if (strcmp (p, "width") == 0) | |
9427 | *width = value; | |
9428 | else if (strcmp (p, "height") == 0) | |
9429 | *height = value; | |
9430 | } | |
9431 | expect (XBM_TK_NUMBER); | |
9432 | } | |
9433 | ||
9434 | if (*width < 0 || *height < 0) | |
9435 | goto failure; | |
3cf3436e JR |
9436 | else if (data == NULL) |
9437 | goto success; | |
6fc2811b JR |
9438 | |
9439 | /* Parse bits. Must start with `static'. */ | |
9440 | expect_ident ("static"); | |
9441 | if (LA1 == XBM_TK_IDENT) | |
9442 | { | |
9443 | if (strcmp (buffer, "unsigned") == 0) | |
9444 | { | |
9445 | match (); | |
9446 | expect_ident ("char"); | |
9447 | } | |
9448 | else if (strcmp (buffer, "short") == 0) | |
9449 | { | |
9450 | match (); | |
9451 | v10 = 1; | |
9452 | if (*width % 16 && *width % 16 < 9) | |
9453 | padding_p = 1; | |
9454 | } | |
9455 | else if (strcmp (buffer, "char") == 0) | |
9456 | match (); | |
9457 | else | |
9458 | goto failure; | |
9459 | } | |
9460 | else | |
9461 | goto failure; | |
9462 | ||
9463 | expect (XBM_TK_IDENT); | |
9464 | expect ('['); | |
9465 | expect (']'); | |
9466 | expect ('='); | |
9467 | expect ('{'); | |
9468 | ||
9469 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
9470 | nbytes = bytes_per_line * *height; | |
9471 | p = *data = (char *) xmalloc (nbytes); | |
9472 | ||
9473 | if (v10) | |
9474 | { | |
9475 | ||
9476 | for (i = 0; i < nbytes; i += 2) | |
9477 | { | |
9478 | int val = value; | |
9479 | expect (XBM_TK_NUMBER); | |
9480 | ||
9481 | *p++ = val; | |
9482 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
9483 | *p++ = value >> 8; | |
9484 | ||
9485 | if (LA1 == ',' || LA1 == '}') | |
9486 | match (); | |
9487 | else | |
9488 | goto failure; | |
9489 | } | |
9490 | } | |
9491 | else | |
9492 | { | |
9493 | for (i = 0; i < nbytes; ++i) | |
9494 | { | |
9495 | int val = value; | |
9496 | expect (XBM_TK_NUMBER); | |
9497 | ||
9498 | *p++ = val; | |
9499 | ||
9500 | if (LA1 == ',' || LA1 == '}') | |
9501 | match (); | |
9502 | else | |
9503 | goto failure; | |
9504 | } | |
9505 | } | |
9506 | ||
3cf3436e | 9507 | success: |
6fc2811b JR |
9508 | return 1; |
9509 | ||
9510 | failure: | |
3cf3436e JR |
9511 | |
9512 | if (data && *data) | |
6fc2811b JR |
9513 | { |
9514 | xfree (*data); | |
9515 | *data = NULL; | |
9516 | } | |
9517 | return 0; | |
9518 | ||
9519 | #undef match | |
9520 | #undef expect | |
9521 | #undef expect_ident | |
9522 | } | |
9523 | ||
9524 | ||
3cf3436e JR |
9525 | /* Load XBM image IMG which will be displayed on frame F from buffer |
9526 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
9527 | successful. */ | |
6fc2811b JR |
9528 | |
9529 | static int | |
3cf3436e | 9530 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
9531 | struct frame *f; |
9532 | struct image *img; | |
3cf3436e | 9533 | char *contents, *end; |
6fc2811b JR |
9534 | { |
9535 | int rc; | |
9536 | unsigned char *data; | |
9537 | int success_p = 0; | |
6fc2811b | 9538 | |
3cf3436e | 9539 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
9540 | if (rc) |
9541 | { | |
9542 | int depth = one_w32_display_info.n_cbits; | |
9543 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9544 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9545 | Lisp_Object value; | |
9546 | ||
9547 | xassert (img->width > 0 && img->height > 0); | |
9548 | ||
9549 | /* Get foreground and background colors, maybe allocate colors. */ | |
9550 | value = image_spec_value (img->spec, QCforeground, NULL); | |
9551 | if (!NILP (value)) | |
9552 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6fc2811b JR |
9553 | value = image_spec_value (img->spec, QCbackground, NULL); |
9554 | if (!NILP (value)) | |
a05e2bae JR |
9555 | { |
9556 | background = x_alloc_image_color (f, img, value, background); | |
9557 | img->background = background; | |
9558 | img->background_valid = 1; | |
9559 | } | |
9560 | ||
767b1ff0 | 9561 | #if 0 /* TODO : Port image display to W32 */ |
6fc2811b JR |
9562 | img->pixmap |
9563 | = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), | |
9564 | FRAME_W32_WINDOW (f), | |
9565 | data, | |
9566 | img->width, img->height, | |
9567 | foreground, background, | |
9568 | depth); | |
a05e2bae | 9569 | #endif |
6fc2811b JR |
9570 | xfree (data); |
9571 | ||
9572 | if (img->pixmap == 0) | |
9573 | { | |
9574 | x_clear_image (f, img); | |
3cf3436e | 9575 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
9576 | } |
9577 | else | |
9578 | success_p = 1; | |
6fc2811b JR |
9579 | } |
9580 | else | |
9581 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9582 | ||
6fc2811b JR |
9583 | return success_p; |
9584 | } | |
9585 | ||
9586 | ||
3cf3436e JR |
9587 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
9588 | ||
9589 | static int | |
9590 | xbm_file_p (data) | |
9591 | Lisp_Object data; | |
9592 | { | |
9593 | int w, h; | |
9594 | return (STRINGP (data) | |
9595 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
9596 | (XSTRING (data)->data | |
9597 | + STRING_BYTES (XSTRING (data))), | |
9598 | &w, &h, NULL)); | |
9599 | } | |
9600 | ||
9601 | ||
6fc2811b JR |
9602 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
9603 | non-zero if successful. */ | |
9604 | ||
9605 | static int | |
9606 | xbm_load (f, img) | |
9607 | struct frame *f; | |
9608 | struct image *img; | |
9609 | { | |
9610 | int success_p = 0; | |
9611 | Lisp_Object file_name; | |
9612 | ||
9613 | xassert (xbm_image_p (img->spec)); | |
9614 | ||
9615 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
9616 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
9617 | if (STRINGP (file_name)) | |
3cf3436e JR |
9618 | { |
9619 | Lisp_Object file; | |
9620 | char *contents; | |
9621 | int size; | |
9622 | struct gcpro gcpro1; | |
9623 | ||
9624 | file = x_find_image_file (file_name); | |
9625 | GCPRO1 (file); | |
9626 | if (!STRINGP (file)) | |
9627 | { | |
9628 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
9629 | UNGCPRO; | |
9630 | return 0; | |
9631 | } | |
9632 | ||
9633 | contents = slurp_file (XSTRING (file)->data, &size); | |
9634 | if (contents == NULL) | |
9635 | { | |
9636 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9637 | UNGCPRO; | |
9638 | return 0; | |
9639 | } | |
9640 | ||
9641 | success_p = xbm_load_image (f, img, contents, contents + size); | |
9642 | UNGCPRO; | |
9643 | } | |
6fc2811b JR |
9644 | else |
9645 | { | |
9646 | struct image_keyword fmt[XBM_LAST]; | |
9647 | Lisp_Object data; | |
9648 | int depth; | |
9649 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9650 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9651 | char *bits; | |
9652 | int parsed_p; | |
3cf3436e JR |
9653 | int in_memory_file_p = 0; |
9654 | ||
9655 | /* See if data looks like an in-memory XBM file. */ | |
9656 | data = image_spec_value (img->spec, QCdata, NULL); | |
9657 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b JR |
9658 | |
9659 | /* Parse the list specification. */ | |
9660 | bcopy (xbm_format, fmt, sizeof fmt); | |
9661 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
9662 | xassert (parsed_p); | |
9663 | ||
9664 | /* Get specified width, and height. */ | |
3cf3436e JR |
9665 | if (!in_memory_file_p) |
9666 | { | |
9667 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
9668 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
9669 | xassert (img->width > 0 && img->height > 0); | |
9670 | } | |
6fc2811b | 9671 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
9672 | if (fmt[XBM_FOREGROUND].count |
9673 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
6fc2811b JR |
9674 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
9675 | foreground); | |
3cf3436e JR |
9676 | if (fmt[XBM_BACKGROUND].count |
9677 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
6fc2811b JR |
9678 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
9679 | background); | |
9680 | ||
3cf3436e JR |
9681 | if (in_memory_file_p) |
9682 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
9683 | (XSTRING (data)->data | |
9684 | + STRING_BYTES (XSTRING (data)))); | |
9685 | else | |
6fc2811b | 9686 | { |
3cf3436e JR |
9687 | if (VECTORP (data)) |
9688 | { | |
9689 | int i; | |
9690 | char *p; | |
9691 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
6fc2811b | 9692 | |
3cf3436e JR |
9693 | p = bits = (char *) alloca (nbytes * img->height); |
9694 | for (i = 0; i < img->height; ++i, p += nbytes) | |
9695 | { | |
9696 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
9697 | if (STRINGP (line)) | |
9698 | bcopy (XSTRING (line)->data, p, nbytes); | |
9699 | else | |
9700 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
9701 | } | |
9702 | } | |
9703 | else if (STRINGP (data)) | |
9704 | bits = XSTRING (data)->data; | |
9705 | else | |
9706 | bits = XBOOL_VECTOR (data)->data; | |
9707 | #ifdef TODO /* image support. */ | |
9708 | /* Create the pixmap. */ | |
a05e2bae | 9709 | depth = one_w32_display_info.n_cbits; |
3cf3436e JR |
9710 | img->pixmap |
9711 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
9712 | FRAME_X_WINDOW (f), | |
9713 | bits, | |
9714 | img->width, img->height, | |
9715 | foreground, background, | |
9716 | depth); | |
9717 | #endif | |
9718 | if (img->pixmap) | |
9719 | success_p = 1; | |
9720 | else | |
6fc2811b | 9721 | { |
3cf3436e JR |
9722 | image_error ("Unable to create pixmap for XBM image `%s'", |
9723 | img->spec, Qnil); | |
9724 | x_clear_image (f, img); | |
6fc2811b JR |
9725 | } |
9726 | } | |
6fc2811b JR |
9727 | } |
9728 | ||
9729 | return success_p; | |
9730 | } | |
9731 | ||
9732 | ||
9733 | \f | |
9734 | /*********************************************************************** | |
9735 | XPM images | |
9736 | ***********************************************************************/ | |
9737 | ||
9738 | #if HAVE_XPM | |
9739 | ||
9740 | static int xpm_image_p P_ ((Lisp_Object object)); | |
9741 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
9742 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
9743 | ||
9744 | #include "X11/xpm.h" | |
9745 | ||
9746 | /* The symbol `xpm' identifying XPM-format images. */ | |
9747 | ||
9748 | Lisp_Object Qxpm; | |
9749 | ||
9750 | /* Indices of image specification fields in xpm_format, below. */ | |
9751 | ||
9752 | enum xpm_keyword_index | |
9753 | { | |
9754 | XPM_TYPE, | |
9755 | XPM_FILE, | |
9756 | XPM_DATA, | |
9757 | XPM_ASCENT, | |
9758 | XPM_MARGIN, | |
9759 | XPM_RELIEF, | |
9760 | XPM_ALGORITHM, | |
9761 | XPM_HEURISTIC_MASK, | |
a05e2bae | 9762 | XPM_MASK, |
6fc2811b | 9763 | XPM_COLOR_SYMBOLS, |
a05e2bae | 9764 | XPM_BACKGROUND, |
6fc2811b JR |
9765 | XPM_LAST |
9766 | }; | |
9767 | ||
9768 | /* Vector of image_keyword structures describing the format | |
9769 | of valid XPM image specifications. */ | |
9770 | ||
9771 | static struct image_keyword xpm_format[XPM_LAST] = | |
9772 | { | |
9773 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9774 | {":file", IMAGE_STRING_VALUE, 0}, | |
9775 | {":data", IMAGE_STRING_VALUE, 0}, | |
9776 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 9777 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9778 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9779 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 9780 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
9781 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9782 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9783 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
9784 | }; |
9785 | ||
9786 | /* Structure describing the image type XBM. */ | |
9787 | ||
9788 | static struct image_type xpm_type = | |
9789 | { | |
9790 | &Qxpm, | |
9791 | xpm_image_p, | |
9792 | xpm_load, | |
9793 | x_clear_image, | |
9794 | NULL | |
9795 | }; | |
9796 | ||
9797 | ||
9798 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
9799 | for XPM images. Such a list must consist of conses whose car and | |
9800 | cdr are strings. */ | |
9801 | ||
9802 | static int | |
9803 | xpm_valid_color_symbols_p (color_symbols) | |
9804 | Lisp_Object color_symbols; | |
9805 | { | |
9806 | while (CONSP (color_symbols)) | |
9807 | { | |
9808 | Lisp_Object sym = XCAR (color_symbols); | |
9809 | if (!CONSP (sym) | |
9810 | || !STRINGP (XCAR (sym)) | |
9811 | || !STRINGP (XCDR (sym))) | |
9812 | break; | |
9813 | color_symbols = XCDR (color_symbols); | |
9814 | } | |
9815 | ||
9816 | return NILP (color_symbols); | |
9817 | } | |
9818 | ||
9819 | ||
9820 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
9821 | ||
9822 | static int | |
9823 | xpm_image_p (object) | |
9824 | Lisp_Object object; | |
9825 | { | |
9826 | struct image_keyword fmt[XPM_LAST]; | |
9827 | bcopy (xpm_format, fmt, sizeof fmt); | |
9828 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
9829 | /* Either `:file' or `:data' must be present. */ | |
9830 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
9831 | /* Either no `:color-symbols' or it's a list of conses | |
9832 | whose car and cdr are strings. */ | |
9833 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
9834 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
9835 | && (fmt[XPM_ASCENT].count == 0 | |
9836 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
9837 | } | |
9838 | ||
9839 | ||
9840 | /* Load image IMG which will be displayed on frame F. Value is | |
9841 | non-zero if successful. */ | |
9842 | ||
9843 | static int | |
9844 | xpm_load (f, img) | |
9845 | struct frame *f; | |
9846 | struct image *img; | |
9847 | { | |
9848 | int rc, i; | |
9849 | XpmAttributes attrs; | |
9850 | Lisp_Object specified_file, color_symbols; | |
9851 | ||
9852 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
9853 | close colors. Return colors allocated. */ | |
9854 | bzero (&attrs, sizeof attrs); | |
dfff8a69 JR |
9855 | attrs.visual = FRAME_X_VISUAL (f); |
9856 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 9857 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 9858 | attrs.valuemask |= XpmColormap; |
6fc2811b | 9859 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 9860 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
9861 | attrs.alloc_close_colors = 1; |
9862 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
9863 | #else |
9864 | attrs.closeness = 600; | |
9865 | attrs.valuemask |= XpmCloseness; | |
9866 | #endif | |
6fc2811b JR |
9867 | |
9868 | /* If image specification contains symbolic color definitions, add | |
9869 | these to `attrs'. */ | |
9870 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
9871 | if (CONSP (color_symbols)) | |
9872 | { | |
9873 | Lisp_Object tail; | |
9874 | XpmColorSymbol *xpm_syms; | |
9875 | int i, size; | |
9876 | ||
9877 | attrs.valuemask |= XpmColorSymbols; | |
9878 | ||
9879 | /* Count number of symbols. */ | |
9880 | attrs.numsymbols = 0; | |
9881 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
9882 | ++attrs.numsymbols; | |
9883 | ||
9884 | /* Allocate an XpmColorSymbol array. */ | |
9885 | size = attrs.numsymbols * sizeof *xpm_syms; | |
9886 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
9887 | bzero (xpm_syms, size); | |
9888 | attrs.colorsymbols = xpm_syms; | |
9889 | ||
9890 | /* Fill the color symbol array. */ | |
9891 | for (tail = color_symbols, i = 0; | |
9892 | CONSP (tail); | |
9893 | ++i, tail = XCDR (tail)) | |
9894 | { | |
9895 | Lisp_Object name = XCAR (XCAR (tail)); | |
9896 | Lisp_Object color = XCDR (XCAR (tail)); | |
9897 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
9898 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
9899 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
9900 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
9901 | } | |
9902 | } | |
9903 | ||
9904 | /* Create a pixmap for the image, either from a file, or from a | |
9905 | string buffer containing data in the same format as an XPM file. */ | |
9906 | BLOCK_INPUT; | |
9907 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
9908 | if (STRINGP (specified_file)) | |
9909 | { | |
9910 | Lisp_Object file = x_find_image_file (specified_file); | |
9911 | if (!STRINGP (file)) | |
9912 | { | |
9913 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
9914 | UNBLOCK_INPUT; | |
9915 | return 0; | |
9916 | } | |
9917 | ||
9918 | rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), | |
9919 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
9920 | &attrs); | |
9921 | } | |
9922 | else | |
9923 | { | |
9924 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
9925 | rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), | |
9926 | XSTRING (buffer)->data, | |
9927 | &img->pixmap, &img->mask, | |
9928 | &attrs); | |
9929 | } | |
9930 | UNBLOCK_INPUT; | |
9931 | ||
9932 | if (rc == XpmSuccess) | |
9933 | { | |
9934 | /* Remember allocated colors. */ | |
9935 | img->ncolors = attrs.nalloc_pixels; | |
9936 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
9937 | * sizeof *img->colors); | |
9938 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
9939 | img->colors[i] = attrs.alloc_pixels[i]; | |
9940 | ||
9941 | img->width = attrs.width; | |
9942 | img->height = attrs.height; | |
9943 | xassert (img->width > 0 && img->height > 0); | |
9944 | ||
9945 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
9946 | BLOCK_INPUT; | |
9947 | XpmFreeAttributes (&attrs); | |
9948 | UNBLOCK_INPUT; | |
9949 | } | |
9950 | else | |
9951 | { | |
9952 | switch (rc) | |
9953 | { | |
9954 | case XpmOpenFailed: | |
9955 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
9956 | break; | |
9957 | ||
9958 | case XpmFileInvalid: | |
9959 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
9960 | break; | |
9961 | ||
9962 | case XpmNoMemory: | |
9963 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
9964 | break; | |
9965 | ||
9966 | case XpmColorFailed: | |
9967 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
9968 | break; | |
9969 | ||
9970 | default: | |
9971 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
9972 | break; | |
9973 | } | |
9974 | } | |
9975 | ||
9976 | return rc == XpmSuccess; | |
9977 | } | |
9978 | ||
9979 | #endif /* HAVE_XPM != 0 */ | |
9980 | ||
9981 | \f | |
767b1ff0 | 9982 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
9983 | /*********************************************************************** |
9984 | Color table | |
9985 | ***********************************************************************/ | |
9986 | ||
9987 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
9988 | ||
9989 | struct ct_color | |
9990 | { | |
9991 | int r, g, b; | |
9992 | unsigned long pixel; | |
9993 | ||
9994 | /* Next in color table collision list. */ | |
9995 | struct ct_color *next; | |
9996 | }; | |
9997 | ||
9998 | /* The bucket vector size to use. Must be prime. */ | |
9999 | ||
10000 | #define CT_SIZE 101 | |
10001 | ||
10002 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
10003 | ||
10004 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10005 | ||
10006 | /* The color hash table. */ | |
10007 | ||
10008 | struct ct_color **ct_table; | |
10009 | ||
10010 | /* Number of entries in the color table. */ | |
10011 | ||
10012 | int ct_colors_allocated; | |
10013 | ||
10014 | /* Function prototypes. */ | |
10015 | ||
10016 | static void init_color_table P_ ((void)); | |
10017 | static void free_color_table P_ ((void)); | |
10018 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10019 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10020 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10021 | ||
10022 | ||
10023 | /* Initialize the color table. */ | |
10024 | ||
10025 | static void | |
10026 | init_color_table () | |
10027 | { | |
10028 | int size = CT_SIZE * sizeof (*ct_table); | |
10029 | ct_table = (struct ct_color **) xmalloc (size); | |
10030 | bzero (ct_table, size); | |
10031 | ct_colors_allocated = 0; | |
10032 | } | |
10033 | ||
10034 | ||
10035 | /* Free memory associated with the color table. */ | |
10036 | ||
10037 | static void | |
10038 | free_color_table () | |
10039 | { | |
10040 | int i; | |
10041 | struct ct_color *p, *next; | |
10042 | ||
10043 | for (i = 0; i < CT_SIZE; ++i) | |
10044 | for (p = ct_table[i]; p; p = next) | |
10045 | { | |
10046 | next = p->next; | |
10047 | xfree (p); | |
10048 | } | |
10049 | ||
10050 | xfree (ct_table); | |
10051 | ct_table = NULL; | |
10052 | } | |
10053 | ||
10054 | ||
10055 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10056 | entry for that color already is in the color table, return the | |
10057 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10058 | G, B, and make an entry in the color table. */ | |
10059 | ||
10060 | static unsigned long | |
10061 | lookup_rgb_color (f, r, g, b) | |
10062 | struct frame *f; | |
10063 | int r, g, b; | |
10064 | { | |
10065 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10066 | int i = hash % CT_SIZE; | |
10067 | struct ct_color *p; | |
10068 | ||
10069 | for (p = ct_table[i]; p; p = p->next) | |
10070 | if (p->r == r && p->g == g && p->b == b) | |
10071 | break; | |
10072 | ||
10073 | if (p == NULL) | |
10074 | { | |
10075 | COLORREF color; | |
10076 | Colormap cmap; | |
10077 | int rc; | |
10078 | ||
10079 | color = PALETTERGB (r, g, b); | |
10080 | ||
10081 | ++ct_colors_allocated; | |
10082 | ||
10083 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10084 | p->r = r; | |
10085 | p->g = g; | |
10086 | p->b = b; | |
10087 | p->pixel = color; | |
10088 | p->next = ct_table[i]; | |
10089 | ct_table[i] = p; | |
10090 | } | |
10091 | ||
10092 | return p->pixel; | |
10093 | } | |
10094 | ||
10095 | ||
10096 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10097 | table. If not already present, allocate it. Value is PIXEL. */ | |
10098 | ||
10099 | static unsigned long | |
10100 | lookup_pixel_color (f, pixel) | |
10101 | struct frame *f; | |
10102 | unsigned long pixel; | |
10103 | { | |
10104 | int i = pixel % CT_SIZE; | |
10105 | struct ct_color *p; | |
10106 | ||
10107 | for (p = ct_table[i]; p; p = p->next) | |
10108 | if (p->pixel == pixel) | |
10109 | break; | |
10110 | ||
10111 | if (p == NULL) | |
10112 | { | |
10113 | XColor color; | |
10114 | Colormap cmap; | |
10115 | int rc; | |
10116 | ||
10117 | BLOCK_INPUT; | |
10118 | ||
10119 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
10120 | color.pixel = pixel; | |
10121 | XQueryColor (NULL, cmap, &color); | |
10122 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10123 | UNBLOCK_INPUT; | |
10124 | ||
10125 | if (rc) | |
10126 | { | |
10127 | ++ct_colors_allocated; | |
10128 | ||
10129 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10130 | p->r = color.red; | |
10131 | p->g = color.green; | |
10132 | p->b = color.blue; | |
10133 | p->pixel = pixel; | |
10134 | p->next = ct_table[i]; | |
10135 | ct_table[i] = p; | |
10136 | } | |
10137 | else | |
10138 | return FRAME_FOREGROUND_PIXEL (f); | |
10139 | } | |
10140 | return p->pixel; | |
10141 | } | |
10142 | ||
10143 | ||
10144 | /* Value is a vector of all pixel colors contained in the color table, | |
10145 | allocated via xmalloc. Set *N to the number of colors. */ | |
10146 | ||
10147 | static unsigned long * | |
10148 | colors_in_color_table (n) | |
10149 | int *n; | |
10150 | { | |
10151 | int i, j; | |
10152 | struct ct_color *p; | |
10153 | unsigned long *colors; | |
10154 | ||
10155 | if (ct_colors_allocated == 0) | |
10156 | { | |
10157 | *n = 0; | |
10158 | colors = NULL; | |
10159 | } | |
10160 | else | |
10161 | { | |
10162 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10163 | * sizeof *colors); | |
10164 | *n = ct_colors_allocated; | |
10165 | ||
10166 | for (i = j = 0; i < CT_SIZE; ++i) | |
10167 | for (p = ct_table[i]; p; p = p->next) | |
10168 | colors[j++] = p->pixel; | |
10169 | } | |
10170 | ||
10171 | return colors; | |
10172 | } | |
10173 | ||
767b1ff0 | 10174 | #endif /* TODO */ |
6fc2811b JR |
10175 | |
10176 | \f | |
10177 | /*********************************************************************** | |
10178 | Algorithms | |
10179 | ***********************************************************************/ | |
3cf3436e JR |
10180 | #if 0 /* TODO: image support. */ |
10181 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); | |
10182 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10183 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
10184 | ||
10185 | /* Non-zero means draw a cross on images having `:conversion | |
10186 | disabled'. */ | |
6fc2811b | 10187 | |
3cf3436e | 10188 | int cross_disabled_images; |
6fc2811b | 10189 | |
3cf3436e JR |
10190 | /* Edge detection matrices for different edge-detection |
10191 | strategies. */ | |
6fc2811b | 10192 | |
3cf3436e JR |
10193 | static int emboss_matrix[9] = { |
10194 | /* x - 1 x x + 1 */ | |
10195 | 2, -1, 0, /* y - 1 */ | |
10196 | -1, 0, 1, /* y */ | |
10197 | 0, 1, -2 /* y + 1 */ | |
10198 | }; | |
10199 | ||
10200 | static int laplace_matrix[9] = { | |
10201 | /* x - 1 x x + 1 */ | |
10202 | 1, 0, 0, /* y - 1 */ | |
10203 | 0, 0, 0, /* y */ | |
10204 | 0, 0, -1 /* y + 1 */ | |
10205 | }; | |
10206 | ||
10207 | /* Value is the intensity of the color whose red/green/blue values | |
10208 | are R, G, and B. */ | |
10209 | ||
10210 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10211 | ||
10212 | ||
10213 | /* On frame F, return an array of XColor structures describing image | |
10214 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10215 | non-zero means also fill the red/green/blue members of the XColor | |
10216 | structures. Value is a pointer to the array of XColors structures, | |
10217 | allocated with xmalloc; it must be freed by the caller. */ | |
10218 | ||
10219 | static XColor * | |
10220 | x_to_xcolors (f, img, rgb_p) | |
10221 | struct frame *f; | |
10222 | struct image *img; | |
10223 | int rgb_p; | |
10224 | { | |
10225 | int x, y; | |
10226 | XColor *colors, *p; | |
10227 | XImage *ximg; | |
10228 | ||
10229 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
10230 | ||
10231 | /* Get the X image IMG->pixmap. */ | |
10232 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10233 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10234 | ||
10235 | /* Fill the `pixel' members of the XColor array. I wished there | |
10236 | were an easy and portable way to circumvent XGetPixel. */ | |
10237 | p = colors; | |
10238 | for (y = 0; y < img->height; ++y) | |
10239 | { | |
10240 | XColor *row = p; | |
10241 | ||
10242 | for (x = 0; x < img->width; ++x, ++p) | |
10243 | p->pixel = XGetPixel (ximg, x, y); | |
10244 | ||
10245 | if (rgb_p) | |
10246 | x_query_colors (f, row, img->width); | |
10247 | } | |
10248 | ||
10249 | XDestroyImage (ximg); | |
10250 | return colors; | |
10251 | } | |
10252 | ||
10253 | ||
10254 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose | |
10255 | RGB members are set. F is the frame on which this all happens. | |
10256 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10257 | |
10258 | static void | |
3cf3436e | 10259 | x_from_xcolors (f, img, colors) |
6fc2811b | 10260 | struct frame *f; |
3cf3436e | 10261 | struct image *img; |
6fc2811b | 10262 | XColor *colors; |
6fc2811b | 10263 | { |
3cf3436e JR |
10264 | int x, y; |
10265 | XImage *oimg; | |
10266 | Pixmap pixmap; | |
10267 | XColor *p; | |
10268 | ||
10269 | init_color_table (); | |
10270 | ||
10271 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, | |
10272 | &oimg, &pixmap); | |
10273 | p = colors; | |
10274 | for (y = 0; y < img->height; ++y) | |
10275 | for (x = 0; x < img->width; ++x, ++p) | |
10276 | { | |
10277 | unsigned long pixel; | |
10278 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
10279 | XPutPixel (oimg, x, y, pixel); | |
10280 | } | |
6fc2811b | 10281 | |
3cf3436e JR |
10282 | xfree (colors); |
10283 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10284 | |
3cf3436e JR |
10285 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10286 | x_destroy_x_image (oimg); | |
10287 | img->pixmap = pixmap; | |
10288 | img->colors = colors_in_color_table (&img->ncolors); | |
10289 | free_color_table (); | |
6fc2811b JR |
10290 | } |
10291 | ||
10292 | ||
3cf3436e JR |
10293 | /* On frame F, perform edge-detection on image IMG. |
10294 | ||
10295 | MATRIX is a nine-element array specifying the transformation | |
10296 | matrix. See emboss_matrix for an example. | |
10297 | ||
10298 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
10299 | outgoing image. */ | |
6fc2811b JR |
10300 | |
10301 | static void | |
3cf3436e | 10302 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10303 | struct frame *f; |
3cf3436e JR |
10304 | struct image *img; |
10305 | int matrix[9], color_adjust; | |
6fc2811b | 10306 | { |
3cf3436e JR |
10307 | XColor *colors = x_to_xcolors (f, img, 1); |
10308 | XColor *new, *p; | |
10309 | int x, y, i, sum; | |
10310 | ||
10311 | for (i = sum = 0; i < 9; ++i) | |
10312 | sum += abs (matrix[i]); | |
10313 | ||
10314 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
10315 | ||
10316 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
10317 | ||
10318 | for (y = 0; y < img->height; ++y) | |
10319 | { | |
10320 | p = COLOR (new, 0, y); | |
10321 | p->red = p->green = p->blue = 0xffff/2; | |
10322 | p = COLOR (new, img->width - 1, y); | |
10323 | p->red = p->green = p->blue = 0xffff/2; | |
10324 | } | |
6fc2811b | 10325 | |
3cf3436e JR |
10326 | for (x = 1; x < img->width - 1; ++x) |
10327 | { | |
10328 | p = COLOR (new, x, 0); | |
10329 | p->red = p->green = p->blue = 0xffff/2; | |
10330 | p = COLOR (new, x, img->height - 1); | |
10331 | p->red = p->green = p->blue = 0xffff/2; | |
10332 | } | |
10333 | ||
10334 | for (y = 1; y < img->height - 1; ++y) | |
10335 | { | |
10336 | p = COLOR (new, 1, y); | |
10337 | ||
10338 | for (x = 1; x < img->width - 1; ++x, ++p) | |
10339 | { | |
10340 | int r, g, b, y1, x1; | |
10341 | ||
10342 | r = g = b = i = 0; | |
10343 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
10344 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
10345 | if (matrix[i]) | |
10346 | { | |
10347 | XColor *t = COLOR (colors, x1, y1); | |
10348 | r += matrix[i] * t->red; | |
10349 | g += matrix[i] * t->green; | |
10350 | b += matrix[i] * t->blue; | |
10351 | } | |
10352 | ||
10353 | r = (r / sum + color_adjust) & 0xffff; | |
10354 | g = (g / sum + color_adjust) & 0xffff; | |
10355 | b = (b / sum + color_adjust) & 0xffff; | |
10356 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
10357 | } | |
10358 | } | |
10359 | ||
10360 | xfree (colors); | |
10361 | x_from_xcolors (f, img, new); | |
10362 | ||
10363 | #undef COLOR | |
10364 | } | |
10365 | ||
10366 | ||
10367 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
10368 | on frame F. */ | |
10369 | ||
10370 | static void | |
10371 | x_emboss (f, img) | |
10372 | struct frame *f; | |
10373 | struct image *img; | |
10374 | { | |
10375 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 10376 | } |
3cf3436e | 10377 | |
6fc2811b JR |
10378 | |
10379 | /* Transform image IMG which is used on frame F with a Laplace | |
10380 | edge-detection algorithm. The result is an image that can be used | |
10381 | to draw disabled buttons, for example. */ | |
10382 | ||
10383 | static void | |
10384 | x_laplace (f, img) | |
10385 | struct frame *f; | |
10386 | struct image *img; | |
10387 | { | |
3cf3436e JR |
10388 | x_detect_edges (f, img, laplace_matrix, 45000); |
10389 | } | |
6fc2811b | 10390 | |
6fc2811b | 10391 | |
3cf3436e JR |
10392 | /* Perform edge-detection on image IMG on frame F, with specified |
10393 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 10394 | |
3cf3436e | 10395 | MATRIX must be either |
6fc2811b | 10396 | |
3cf3436e JR |
10397 | - a list of at least 9 numbers in row-major form |
10398 | - a vector of at least 9 numbers | |
6fc2811b | 10399 | |
3cf3436e JR |
10400 | COLOR_ADJUST nil means use a default; otherwise it must be a |
10401 | number. */ | |
6fc2811b | 10402 | |
3cf3436e JR |
10403 | static void |
10404 | x_edge_detection (f, img, matrix, color_adjust) | |
10405 | struct frame *f; | |
10406 | struct image *img; | |
10407 | Lisp_Object matrix, color_adjust; | |
10408 | { | |
10409 | int i = 0; | |
10410 | int trans[9]; | |
10411 | ||
10412 | if (CONSP (matrix)) | |
6fc2811b | 10413 | { |
3cf3436e JR |
10414 | for (i = 0; |
10415 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
10416 | ++i, matrix = XCDR (matrix)) | |
10417 | trans[i] = XFLOATINT (XCAR (matrix)); | |
10418 | } | |
10419 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
10420 | { | |
10421 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
10422 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
10423 | } | |
10424 | ||
10425 | if (NILP (color_adjust)) | |
10426 | color_adjust = make_number (0xffff / 2); | |
10427 | ||
10428 | if (i == 9 && NUMBERP (color_adjust)) | |
10429 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
10430 | } | |
10431 | ||
6fc2811b | 10432 | |
3cf3436e | 10433 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 10434 | |
3cf3436e JR |
10435 | static void |
10436 | x_disable_image (f, img) | |
10437 | struct frame *f; | |
10438 | struct image *img; | |
10439 | { | |
10440 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
10441 | ||
10442 | if (dpyinfo->n_planes >= 2) | |
10443 | { | |
10444 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
10445 | drawing such images with a stipple can look very odd, so | |
10446 | we're using this method instead. */ | |
10447 | XColor *colors = x_to_xcolors (f, img, 1); | |
10448 | XColor *p, *end; | |
10449 | const int h = 15000; | |
10450 | const int l = 30000; | |
10451 | ||
10452 | for (p = colors, end = colors + img->width * img->height; | |
10453 | p < end; | |
10454 | ++p) | |
6fc2811b | 10455 | { |
3cf3436e JR |
10456 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
10457 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
10458 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
10459 | } |
10460 | ||
3cf3436e | 10461 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
10462 | } |
10463 | ||
3cf3436e JR |
10464 | /* Draw a cross over the disabled image, if we must or if we |
10465 | should. */ | |
10466 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
10467 | { | |
10468 | Display *dpy = FRAME_X_DISPLAY (f); | |
10469 | GC gc; | |
6fc2811b | 10470 | |
3cf3436e JR |
10471 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
10472 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
10473 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
10474 | img->width - 1, img->height - 1); | |
10475 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
10476 | img->width - 1, 0); | |
10477 | XFreeGC (dpy, gc); | |
6fc2811b | 10478 | |
3cf3436e JR |
10479 | if (img->mask) |
10480 | { | |
10481 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
10482 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
10483 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
10484 | img->width - 1, img->height - 1); | |
10485 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
10486 | img->width - 1, 0); | |
10487 | XFreeGC (dpy, gc); | |
10488 | } | |
10489 | } | |
6fc2811b JR |
10490 | } |
10491 | ||
10492 | ||
10493 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
10494 | name of an image file, for error messages. HOW determines how to | |
10495 | determine the background color of IMG. If it is a list '(R G B)', | |
10496 | with R, G, and B being integers >= 0, take that as the color of the | |
10497 | background. Otherwise, determine the background color of IMG | |
10498 | heuristically. Value is non-zero if successful. */ | |
10499 | ||
10500 | static int | |
10501 | x_build_heuristic_mask (f, img, how) | |
10502 | struct frame *f; | |
10503 | struct image *img; | |
10504 | Lisp_Object how; | |
10505 | { | |
6fc2811b JR |
10506 | Display *dpy = FRAME_W32_DISPLAY (f); |
10507 | XImage *ximg, *mask_img; | |
a05e2bae JR |
10508 | int x, y, rc, use_img_background; |
10509 | unsigned long bg = 0; | |
10510 | ||
10511 | if (img->mask) | |
10512 | { | |
10513 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
10514 | img->mask = None; | |
10515 | img->background_transparent_valid = 0; | |
10516 | } | |
6fc2811b | 10517 | |
6fc2811b JR |
10518 | /* Create an image and pixmap serving as mask. */ |
10519 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, | |
10520 | &mask_img, &img->mask); | |
10521 | if (!rc) | |
a05e2bae | 10522 | return 0; |
6fc2811b JR |
10523 | |
10524 | /* Get the X image of IMG->pixmap. */ | |
10525 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
10526 | ~0, ZPixmap); | |
10527 | ||
10528 | /* Determine the background color of ximg. If HOW is `(R G B)' | |
a05e2bae JR |
10529 | take that as color. Otherwise, use the image's background color. */ |
10530 | use_img_background = 1; | |
6fc2811b JR |
10531 | |
10532 | if (CONSP (how)) | |
10533 | { | |
a05e2bae | 10534 | int rgb[3], i; |
6fc2811b | 10535 | |
a05e2bae | 10536 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
10537 | { |
10538 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
10539 | how = XCDR (how); | |
10540 | } | |
10541 | ||
10542 | if (i == 3 && NILP (how)) | |
10543 | { | |
10544 | char color_name[30]; | |
6fc2811b | 10545 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
a05e2bae JR |
10546 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
10547 | use_img_background = 0; | |
6fc2811b JR |
10548 | } |
10549 | } | |
10550 | ||
a05e2bae JR |
10551 | if (use_img_background) |
10552 | bg = four_corners_best (ximg, img->width, img->height); | |
6fc2811b JR |
10553 | |
10554 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
10555 | from the background color bg. */ | |
10556 | for (y = 0; y < img->height; ++y) | |
10557 | for (x = 0; x < img->width; ++x) | |
10558 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
10559 | ||
a05e2bae JR |
10560 | /* Fill in the background_transparent field while we have the mask handy. */ |
10561 | image_background_transparent (img, f, mask_img); | |
10562 | ||
6fc2811b JR |
10563 | /* Put mask_img into img->mask. */ |
10564 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
10565 | x_destroy_x_image (mask_img); | |
10566 | XDestroyImage (ximg); | |
6fc2811b JR |
10567 | |
10568 | return 1; | |
10569 | } | |
3cf3436e | 10570 | #endif /* TODO */ |
6fc2811b JR |
10571 | |
10572 | \f | |
10573 | /*********************************************************************** | |
10574 | PBM (mono, gray, color) | |
10575 | ***********************************************************************/ | |
10576 | #ifdef HAVE_PBM | |
10577 | ||
10578 | static int pbm_image_p P_ ((Lisp_Object object)); | |
10579 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
10580 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
10581 | ||
10582 | /* The symbol `pbm' identifying images of this type. */ | |
10583 | ||
10584 | Lisp_Object Qpbm; | |
10585 | ||
10586 | /* Indices of image specification fields in gs_format, below. */ | |
10587 | ||
10588 | enum pbm_keyword_index | |
10589 | { | |
10590 | PBM_TYPE, | |
10591 | PBM_FILE, | |
10592 | PBM_DATA, | |
10593 | PBM_ASCENT, | |
10594 | PBM_MARGIN, | |
10595 | PBM_RELIEF, | |
10596 | PBM_ALGORITHM, | |
10597 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
10598 | PBM_MASK, |
10599 | PBM_FOREGROUND, | |
10600 | PBM_BACKGROUND, | |
6fc2811b JR |
10601 | PBM_LAST |
10602 | }; | |
10603 | ||
10604 | /* Vector of image_keyword structures describing the format | |
10605 | of valid user-defined image specifications. */ | |
10606 | ||
10607 | static struct image_keyword pbm_format[PBM_LAST] = | |
10608 | { | |
10609 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10610 | {":file", IMAGE_STRING_VALUE, 0}, | |
10611 | {":data", IMAGE_STRING_VALUE, 0}, | |
10612 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10613 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10614 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10615 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
10616 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10617 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10618 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
10619 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10620 | }; |
10621 | ||
10622 | /* Structure describing the image type `pbm'. */ | |
10623 | ||
10624 | static struct image_type pbm_type = | |
10625 | { | |
10626 | &Qpbm, | |
10627 | pbm_image_p, | |
10628 | pbm_load, | |
10629 | x_clear_image, | |
10630 | NULL | |
10631 | }; | |
10632 | ||
10633 | ||
10634 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
10635 | ||
10636 | static int | |
10637 | pbm_image_p (object) | |
10638 | Lisp_Object object; | |
10639 | { | |
10640 | struct image_keyword fmt[PBM_LAST]; | |
10641 | ||
10642 | bcopy (pbm_format, fmt, sizeof fmt); | |
10643 | ||
10644 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) | |
10645 | || (fmt[PBM_ASCENT].count | |
10646 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
10647 | return 0; | |
10648 | ||
10649 | /* Must specify either :data or :file. */ | |
10650 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
10651 | } | |
10652 | ||
10653 | ||
10654 | /* Scan a decimal number from *S and return it. Advance *S while | |
10655 | reading the number. END is the end of the string. Value is -1 at | |
10656 | end of input. */ | |
10657 | ||
10658 | static int | |
10659 | pbm_scan_number (s, end) | |
10660 | unsigned char **s, *end; | |
10661 | { | |
10662 | int c, val = -1; | |
10663 | ||
10664 | while (*s < end) | |
10665 | { | |
10666 | /* Skip white-space. */ | |
10667 | while (*s < end && (c = *(*s)++, isspace (c))) | |
10668 | ; | |
10669 | ||
10670 | if (c == '#') | |
10671 | { | |
10672 | /* Skip comment to end of line. */ | |
10673 | while (*s < end && (c = *(*s)++, c != '\n')) | |
10674 | ; | |
10675 | } | |
10676 | else if (isdigit (c)) | |
10677 | { | |
10678 | /* Read decimal number. */ | |
10679 | val = c - '0'; | |
10680 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
10681 | val = 10 * val + c - '0'; | |
10682 | break; | |
10683 | } | |
10684 | else | |
10685 | break; | |
10686 | } | |
10687 | ||
10688 | return val; | |
10689 | } | |
10690 | ||
10691 | ||
10692 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
10693 | with xmalloc holding FILE's contents. Value is null if an error | |
10694 | occured. *SIZE is set to the size of the file. */ | |
10695 | ||
10696 | static char * | |
10697 | pbm_read_file (file, size) | |
10698 | Lisp_Object file; | |
10699 | int *size; | |
10700 | { | |
10701 | FILE *fp = NULL; | |
10702 | char *buf = NULL; | |
10703 | struct stat st; | |
10704 | ||
10705 | if (stat (XSTRING (file)->data, &st) == 0 | |
10706 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
10707 | && (buf = (char *) xmalloc (st.st_size), | |
10708 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
10709 | { | |
10710 | *size = st.st_size; | |
10711 | fclose (fp); | |
10712 | } | |
10713 | else | |
10714 | { | |
10715 | if (fp) | |
10716 | fclose (fp); | |
10717 | if (buf) | |
10718 | { | |
10719 | xfree (buf); | |
10720 | buf = NULL; | |
10721 | } | |
10722 | } | |
10723 | ||
10724 | return buf; | |
10725 | } | |
10726 | ||
10727 | ||
10728 | /* Load PBM image IMG for use on frame F. */ | |
10729 | ||
10730 | static int | |
10731 | pbm_load (f, img) | |
10732 | struct frame *f; | |
10733 | struct image *img; | |
10734 | { | |
10735 | int raw_p, x, y; | |
10736 | int width, height, max_color_idx = 0; | |
10737 | XImage *ximg; | |
10738 | Lisp_Object file, specified_file; | |
10739 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
10740 | struct gcpro gcpro1; | |
10741 | unsigned char *contents = NULL; | |
10742 | unsigned char *end, *p; | |
10743 | int size; | |
10744 | ||
10745 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10746 | file = Qnil; | |
10747 | GCPRO1 (file); | |
10748 | ||
10749 | if (STRINGP (specified_file)) | |
10750 | { | |
10751 | file = x_find_image_file (specified_file); | |
10752 | if (!STRINGP (file)) | |
10753 | { | |
10754 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10755 | UNGCPRO; | |
10756 | return 0; | |
10757 | } | |
10758 | ||
3cf3436e | 10759 | contents = slurp_file (XSTRING (file)->data, &size); |
6fc2811b JR |
10760 | if (contents == NULL) |
10761 | { | |
10762 | image_error ("Error reading `%s'", file, Qnil); | |
10763 | UNGCPRO; | |
10764 | return 0; | |
10765 | } | |
10766 | ||
10767 | p = contents; | |
10768 | end = contents + size; | |
10769 | } | |
10770 | else | |
10771 | { | |
10772 | Lisp_Object data; | |
10773 | data = image_spec_value (img->spec, QCdata, NULL); | |
10774 | p = XSTRING (data)->data; | |
10775 | end = p + STRING_BYTES (XSTRING (data)); | |
10776 | } | |
10777 | ||
10778 | /* Check magic number. */ | |
10779 | if (end - p < 2 || *p++ != 'P') | |
10780 | { | |
10781 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10782 | error: | |
10783 | xfree (contents); | |
10784 | UNGCPRO; | |
10785 | return 0; | |
10786 | } | |
10787 | ||
6fc2811b JR |
10788 | switch (*p++) |
10789 | { | |
10790 | case '1': | |
10791 | raw_p = 0, type = PBM_MONO; | |
10792 | break; | |
10793 | ||
10794 | case '2': | |
10795 | raw_p = 0, type = PBM_GRAY; | |
10796 | break; | |
10797 | ||
10798 | case '3': | |
10799 | raw_p = 0, type = PBM_COLOR; | |
10800 | break; | |
10801 | ||
10802 | case '4': | |
10803 | raw_p = 1, type = PBM_MONO; | |
10804 | break; | |
10805 | ||
10806 | case '5': | |
10807 | raw_p = 1, type = PBM_GRAY; | |
10808 | break; | |
10809 | ||
10810 | case '6': | |
10811 | raw_p = 1, type = PBM_COLOR; | |
10812 | break; | |
10813 | ||
10814 | default: | |
10815 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10816 | goto error; | |
10817 | } | |
10818 | ||
10819 | /* Read width, height, maximum color-component. Characters | |
10820 | starting with `#' up to the end of a line are ignored. */ | |
10821 | width = pbm_scan_number (&p, end); | |
10822 | height = pbm_scan_number (&p, end); | |
10823 | ||
10824 | if (type != PBM_MONO) | |
10825 | { | |
10826 | max_color_idx = pbm_scan_number (&p, end); | |
10827 | if (raw_p && max_color_idx > 255) | |
10828 | max_color_idx = 255; | |
10829 | } | |
10830 | ||
10831 | if (width < 0 | |
10832 | || height < 0 | |
10833 | || (type != PBM_MONO && max_color_idx < 0)) | |
10834 | goto error; | |
10835 | ||
6fc2811b JR |
10836 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
10837 | &ximg, &img->pixmap)) | |
3cf3436e JR |
10838 | goto error; |
10839 | ||
6fc2811b JR |
10840 | /* Initialize the color hash table. */ |
10841 | init_color_table (); | |
10842 | ||
10843 | if (type == PBM_MONO) | |
10844 | { | |
10845 | int c = 0, g; | |
3cf3436e JR |
10846 | struct image_keyword fmt[PBM_LAST]; |
10847 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
10848 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
10849 | ||
10850 | /* Parse the image specification. */ | |
10851 | bcopy (pbm_format, fmt, sizeof fmt); | |
10852 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
10853 | ||
10854 | /* Get foreground and background colors, maybe allocate colors. */ | |
10855 | if (fmt[PBM_FOREGROUND].count | |
10856 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
10857 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
10858 | if (fmt[PBM_BACKGROUND].count | |
10859 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
10860 | { |
10861 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
10862 | img->background = bg; | |
10863 | img->background_valid = 1; | |
10864 | } | |
10865 | ||
6fc2811b JR |
10866 | for (y = 0; y < height; ++y) |
10867 | for (x = 0; x < width; ++x) | |
10868 | { | |
10869 | if (raw_p) | |
10870 | { | |
10871 | if ((x & 7) == 0) | |
10872 | c = *p++; | |
10873 | g = c & 0x80; | |
10874 | c <<= 1; | |
10875 | } | |
10876 | else | |
10877 | g = pbm_scan_number (&p, end); | |
10878 | ||
3cf3436e | 10879 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
10880 | } |
10881 | } | |
10882 | else | |
10883 | { | |
10884 | for (y = 0; y < height; ++y) | |
10885 | for (x = 0; x < width; ++x) | |
10886 | { | |
10887 | int r, g, b; | |
10888 | ||
10889 | if (type == PBM_GRAY) | |
10890 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
10891 | else if (raw_p) | |
10892 | { | |
10893 | r = *p++; | |
10894 | g = *p++; | |
10895 | b = *p++; | |
10896 | } | |
10897 | else | |
10898 | { | |
10899 | r = pbm_scan_number (&p, end); | |
10900 | g = pbm_scan_number (&p, end); | |
10901 | b = pbm_scan_number (&p, end); | |
10902 | } | |
10903 | ||
10904 | if (r < 0 || g < 0 || b < 0) | |
10905 | { | |
dfff8a69 | 10906 | xfree (ximg->data); |
6fc2811b JR |
10907 | ximg->data = NULL; |
10908 | XDestroyImage (ximg); | |
6fc2811b JR |
10909 | image_error ("Invalid pixel value in image `%s'", |
10910 | img->spec, Qnil); | |
10911 | goto error; | |
10912 | } | |
10913 | ||
10914 | /* RGB values are now in the range 0..max_color_idx. | |
10915 | Scale this to the range 0..0xffff supported by X. */ | |
10916 | r = (double) r * 65535 / max_color_idx; | |
10917 | g = (double) g * 65535 / max_color_idx; | |
10918 | b = (double) b * 65535 / max_color_idx; | |
10919 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
10920 | } | |
10921 | } | |
10922 | ||
10923 | /* Store in IMG->colors the colors allocated for the image, and | |
10924 | free the color table. */ | |
10925 | img->colors = colors_in_color_table (&img->ncolors); | |
10926 | free_color_table (); | |
10927 | ||
a05e2bae JR |
10928 | /* Maybe fill in the background field while we have ximg handy. */ |
10929 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10930 | IMAGE_BACKGROUND (img, f, ximg); | |
10931 | ||
6fc2811b JR |
10932 | /* Put the image into a pixmap. */ |
10933 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10934 | x_destroy_x_image (ximg); | |
6fc2811b JR |
10935 | |
10936 | img->width = width; | |
10937 | img->height = height; | |
10938 | ||
10939 | UNGCPRO; | |
10940 | xfree (contents); | |
10941 | return 1; | |
10942 | } | |
10943 | #endif /* HAVE_PBM */ | |
10944 | ||
10945 | \f | |
10946 | /*********************************************************************** | |
10947 | PNG | |
10948 | ***********************************************************************/ | |
10949 | ||
10950 | #if HAVE_PNG | |
10951 | ||
10952 | #include <png.h> | |
10953 | ||
10954 | /* Function prototypes. */ | |
10955 | ||
10956 | static int png_image_p P_ ((Lisp_Object object)); | |
10957 | static int png_load P_ ((struct frame *f, struct image *img)); | |
10958 | ||
10959 | /* The symbol `png' identifying images of this type. */ | |
10960 | ||
10961 | Lisp_Object Qpng; | |
10962 | ||
10963 | /* Indices of image specification fields in png_format, below. */ | |
10964 | ||
10965 | enum png_keyword_index | |
10966 | { | |
10967 | PNG_TYPE, | |
10968 | PNG_DATA, | |
10969 | PNG_FILE, | |
10970 | PNG_ASCENT, | |
10971 | PNG_MARGIN, | |
10972 | PNG_RELIEF, | |
10973 | PNG_ALGORITHM, | |
10974 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
10975 | PNG_MASK, |
10976 | PNG_BACKGROUND, | |
6fc2811b JR |
10977 | PNG_LAST |
10978 | }; | |
10979 | ||
10980 | /* Vector of image_keyword structures describing the format | |
10981 | of valid user-defined image specifications. */ | |
10982 | ||
10983 | static struct image_keyword png_format[PNG_LAST] = | |
10984 | { | |
10985 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10986 | {":data", IMAGE_STRING_VALUE, 0}, | |
10987 | {":file", IMAGE_STRING_VALUE, 0}, | |
10988 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10989 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10990 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10991 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10992 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10993 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10994 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10995 | }; |
10996 | ||
10997 | /* Structure describing the image type `png'. */ | |
10998 | ||
10999 | static struct image_type png_type = | |
11000 | { | |
11001 | &Qpng, | |
11002 | png_image_p, | |
11003 | png_load, | |
11004 | x_clear_image, | |
11005 | NULL | |
11006 | }; | |
11007 | ||
11008 | ||
11009 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11010 | ||
11011 | static int | |
11012 | png_image_p (object) | |
11013 | Lisp_Object object; | |
11014 | { | |
11015 | struct image_keyword fmt[PNG_LAST]; | |
11016 | bcopy (png_format, fmt, sizeof fmt); | |
11017 | ||
11018 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) | |
11019 | || (fmt[PNG_ASCENT].count | |
11020 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
11021 | return 0; | |
11022 | ||
11023 | /* Must specify either the :data or :file keyword. */ | |
11024 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11025 | } | |
11026 | ||
11027 | ||
11028 | /* Error and warning handlers installed when the PNG library | |
11029 | is initialized. */ | |
11030 | ||
11031 | static void | |
11032 | my_png_error (png_ptr, msg) | |
11033 | png_struct *png_ptr; | |
11034 | char *msg; | |
11035 | { | |
11036 | xassert (png_ptr != NULL); | |
11037 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11038 | longjmp (png_ptr->jmpbuf, 1); | |
11039 | } | |
11040 | ||
11041 | ||
11042 | static void | |
11043 | my_png_warning (png_ptr, msg) | |
11044 | png_struct *png_ptr; | |
11045 | char *msg; | |
11046 | { | |
11047 | xassert (png_ptr != NULL); | |
11048 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11049 | } | |
11050 | ||
6fc2811b JR |
11051 | /* Memory source for PNG decoding. */ |
11052 | ||
11053 | struct png_memory_storage | |
11054 | { | |
11055 | unsigned char *bytes; /* The data */ | |
11056 | size_t len; /* How big is it? */ | |
11057 | int index; /* Where are we? */ | |
11058 | }; | |
11059 | ||
11060 | ||
11061 | /* Function set as reader function when reading PNG image from memory. | |
11062 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11063 | bytes from the input to DATA. */ | |
11064 | ||
11065 | static void | |
11066 | png_read_from_memory (png_ptr, data, length) | |
11067 | png_structp png_ptr; | |
11068 | png_bytep data; | |
11069 | png_size_t length; | |
11070 | { | |
11071 | struct png_memory_storage *tbr | |
11072 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
11073 | ||
11074 | if (length > tbr->len - tbr->index) | |
11075 | png_error (png_ptr, "Read error"); | |
11076 | ||
11077 | bcopy (tbr->bytes + tbr->index, data, length); | |
11078 | tbr->index = tbr->index + length; | |
11079 | } | |
11080 | ||
6fc2811b JR |
11081 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11082 | successful. */ | |
11083 | ||
11084 | static int | |
11085 | png_load (f, img) | |
11086 | struct frame *f; | |
11087 | struct image *img; | |
11088 | { | |
11089 | Lisp_Object file, specified_file; | |
11090 | Lisp_Object specified_data; | |
11091 | int x, y, i; | |
11092 | XImage *ximg, *mask_img = NULL; | |
11093 | struct gcpro gcpro1; | |
11094 | png_struct *png_ptr = NULL; | |
11095 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11096 | FILE *volatile fp = NULL; |
6fc2811b | 11097 | png_byte sig[8]; |
a05e2bae JR |
11098 | png_byte *volatile pixels = NULL; |
11099 | png_byte **volatile rows = NULL; | |
6fc2811b JR |
11100 | png_uint_32 width, height; |
11101 | int bit_depth, color_type, interlace_type; | |
11102 | png_byte channels; | |
11103 | png_uint_32 row_bytes; | |
11104 | int transparent_p; | |
11105 | char *gamma_str; | |
11106 | double screen_gamma, image_gamma; | |
11107 | int intent; | |
11108 | struct png_memory_storage tbr; /* Data to be read */ | |
11109 | ||
11110 | /* Find out what file to load. */ | |
11111 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11112 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11113 | file = Qnil; | |
11114 | GCPRO1 (file); | |
11115 | ||
11116 | if (NILP (specified_data)) | |
11117 | { | |
11118 | file = x_find_image_file (specified_file); | |
11119 | if (!STRINGP (file)) | |
11120 | { | |
11121 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11122 | UNGCPRO; | |
11123 | return 0; | |
11124 | } | |
11125 | ||
11126 | /* Open the image file. */ | |
11127 | fp = fopen (XSTRING (file)->data, "rb"); | |
11128 | if (!fp) | |
11129 | { | |
11130 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11131 | UNGCPRO; | |
11132 | fclose (fp); | |
11133 | return 0; | |
11134 | } | |
11135 | ||
11136 | /* Check PNG signature. */ | |
11137 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
11138 | || !png_check_sig (sig, sizeof sig)) | |
11139 | { | |
11140 | image_error ("Not a PNG file:` %s'", file, Qnil); | |
11141 | UNGCPRO; | |
11142 | fclose (fp); | |
11143 | return 0; | |
11144 | } | |
11145 | } | |
11146 | else | |
11147 | { | |
11148 | /* Read from memory. */ | |
11149 | tbr.bytes = XSTRING (specified_data)->data; | |
11150 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
11151 | tbr.index = 0; | |
11152 | ||
11153 | /* Check PNG signature. */ | |
11154 | if (tbr.len < sizeof sig | |
11155 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
11156 | { | |
11157 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11158 | UNGCPRO; | |
11159 | return 0; | |
11160 | } | |
11161 | ||
11162 | /* Need to skip past the signature. */ | |
11163 | tbr.bytes += sizeof (sig); | |
11164 | } | |
11165 | ||
6fc2811b JR |
11166 | /* Initialize read and info structs for PNG lib. */ |
11167 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
11168 | my_png_error, my_png_warning); | |
11169 | if (!png_ptr) | |
11170 | { | |
11171 | if (fp) fclose (fp); | |
11172 | UNGCPRO; | |
11173 | return 0; | |
11174 | } | |
11175 | ||
11176 | info_ptr = png_create_info_struct (png_ptr); | |
11177 | if (!info_ptr) | |
11178 | { | |
11179 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
11180 | if (fp) fclose (fp); | |
11181 | UNGCPRO; | |
11182 | return 0; | |
11183 | } | |
11184 | ||
11185 | end_info = png_create_info_struct (png_ptr); | |
11186 | if (!end_info) | |
11187 | { | |
11188 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
11189 | if (fp) fclose (fp); | |
11190 | UNGCPRO; | |
11191 | return 0; | |
11192 | } | |
11193 | ||
11194 | /* Set error jump-back. We come back here when the PNG library | |
11195 | detects an error. */ | |
11196 | if (setjmp (png_ptr->jmpbuf)) | |
11197 | { | |
11198 | error: | |
11199 | if (png_ptr) | |
11200 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11201 | xfree (pixels); | |
11202 | xfree (rows); | |
11203 | if (fp) fclose (fp); | |
11204 | UNGCPRO; | |
11205 | return 0; | |
11206 | } | |
11207 | ||
11208 | /* Read image info. */ | |
11209 | if (!NILP (specified_data)) | |
11210 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); | |
11211 | else | |
11212 | png_init_io (png_ptr, fp); | |
11213 | ||
11214 | png_set_sig_bytes (png_ptr, sizeof sig); | |
11215 | png_read_info (png_ptr, info_ptr); | |
11216 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11217 | &interlace_type, NULL, NULL); | |
11218 | ||
11219 | /* If image contains simply transparency data, we prefer to | |
11220 | construct a clipping mask. */ | |
11221 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
11222 | transparent_p = 1; | |
11223 | else | |
11224 | transparent_p = 0; | |
11225 | ||
11226 | /* This function is easier to write if we only have to handle | |
11227 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
11228 | transform other formats into that format. */ | |
11229 | ||
11230 | /* Strip more than 8 bits per channel. */ | |
11231 | if (bit_depth == 16) | |
11232 | png_set_strip_16 (png_ptr); | |
11233 | ||
11234 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11235 | if available. */ | |
11236 | png_set_expand (png_ptr); | |
11237 | ||
11238 | /* Convert grayscale images to RGB. */ | |
11239 | if (color_type == PNG_COLOR_TYPE_GRAY | |
11240 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
11241 | png_set_gray_to_rgb (png_ptr); | |
11242 | ||
11243 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
11244 | gamma_str = getenv ("SCREEN_GAMMA"); | |
11245 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
11246 | ||
11247 | /* Tell the PNG lib to handle gamma correction for us. */ | |
11248 | ||
11249 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) | |
11250 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
11251 | /* There is a special chunk in the image specifying the gamma. */ | |
11252 | png_set_sRGB (png_ptr, info_ptr, intent); | |
11253 | else | |
11254 | #endif | |
11255 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
11256 | /* Image contains gamma information. */ | |
11257 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
11258 | else | |
11259 | /* Use a default of 0.5 for the image gamma. */ | |
11260 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
11261 | ||
11262 | /* Handle alpha channel by combining the image with a background | |
11263 | color. Do this only if a real alpha channel is supplied. For | |
11264 | simple transparency, we prefer a clipping mask. */ | |
11265 | if (!transparent_p) | |
11266 | { | |
11267 | png_color_16 *image_background; | |
a05e2bae JR |
11268 | Lisp_Object specified_bg |
11269 | = image_spec_value (img->spec, QCbackground, NULL); | |
11270 | ||
11271 | ||
11272 | if (STRINGP (specified_bg)) | |
11273 | /* The user specified `:background', use that. */ | |
11274 | { | |
11275 | COLORREF color; | |
11276 | if (w32_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) | |
11277 | { | |
11278 | png_color_16 user_bg; | |
11279 | ||
11280 | bzero (&user_bg, sizeof user_bg); | |
11281 | user_bg.red = color.red; | |
11282 | user_bg.green = color.green; | |
11283 | user_bg.blue = color.blue; | |
6fc2811b | 11284 | |
a05e2bae JR |
11285 | png_set_background (png_ptr, &user_bg, |
11286 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11287 | } | |
11288 | } | |
11289 | else if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
6fc2811b JR |
11290 | /* Image contains a background color with which to |
11291 | combine the image. */ | |
11292 | png_set_background (png_ptr, image_background, | |
11293 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
11294 | else | |
11295 | { | |
11296 | /* Image does not contain a background color with which | |
11297 | to combine the image data via an alpha channel. Use | |
11298 | the frame's background instead. */ | |
11299 | XColor color; | |
11300 | Colormap cmap; | |
11301 | png_color_16 frame_background; | |
11302 | ||
a05e2bae | 11303 | cmap = FRAME_X_COLORMAP (f); |
6fc2811b | 11304 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a05e2bae | 11305 | x_query_color (f, &color); |
6fc2811b JR |
11306 | |
11307 | bzero (&frame_background, sizeof frame_background); | |
11308 | frame_background.red = color.red; | |
11309 | frame_background.green = color.green; | |
11310 | frame_background.blue = color.blue; | |
11311 | ||
11312 | png_set_background (png_ptr, &frame_background, | |
11313 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11314 | } | |
11315 | } | |
11316 | ||
11317 | /* Update info structure. */ | |
11318 | png_read_update_info (png_ptr, info_ptr); | |
11319 | ||
11320 | /* Get number of channels. Valid values are 1 for grayscale images | |
11321 | and images with a palette, 2 for grayscale images with transparency | |
11322 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
11323 | images with alpha channel, i.e. RGBA. If conversions above were | |
11324 | sufficient we should only have 3 or 4 channels here. */ | |
11325 | channels = png_get_channels (png_ptr, info_ptr); | |
11326 | xassert (channels == 3 || channels == 4); | |
11327 | ||
11328 | /* Number of bytes needed for one row of the image. */ | |
11329 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
11330 | ||
11331 | /* Allocate memory for the image. */ | |
11332 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
11333 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
11334 | for (i = 0; i < height; ++i) | |
11335 | rows[i] = pixels + i * row_bytes; | |
11336 | ||
11337 | /* Read the entire image. */ | |
11338 | png_read_image (png_ptr, rows); | |
11339 | png_read_end (png_ptr, info_ptr); | |
11340 | if (fp) | |
11341 | { | |
11342 | fclose (fp); | |
11343 | fp = NULL; | |
11344 | } | |
11345 | ||
6fc2811b JR |
11346 | /* Create the X image and pixmap. */ |
11347 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11348 | &img->pixmap)) | |
a05e2bae | 11349 | goto error; |
6fc2811b JR |
11350 | |
11351 | /* Create an image and pixmap serving as mask if the PNG image | |
11352 | contains an alpha channel. */ | |
11353 | if (channels == 4 | |
11354 | && !transparent_p | |
11355 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
11356 | &mask_img, &img->mask)) | |
11357 | { | |
11358 | x_destroy_x_image (ximg); | |
11359 | XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); | |
11360 | img->pixmap = 0; | |
6fc2811b JR |
11361 | goto error; |
11362 | } | |
11363 | ||
11364 | /* Fill the X image and mask from PNG data. */ | |
11365 | init_color_table (); | |
11366 | ||
11367 | for (y = 0; y < height; ++y) | |
11368 | { | |
11369 | png_byte *p = rows[y]; | |
11370 | ||
11371 | for (x = 0; x < width; ++x) | |
11372 | { | |
11373 | unsigned r, g, b; | |
11374 | ||
11375 | r = *p++ << 8; | |
11376 | g = *p++ << 8; | |
11377 | b = *p++ << 8; | |
11378 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
11379 | ||
11380 | /* An alpha channel, aka mask channel, associates variable | |
11381 | transparency with an image. Where other image formats | |
11382 | support binary transparency---fully transparent or fully | |
11383 | opaque---PNG allows up to 254 levels of partial transparency. | |
11384 | The PNG library implements partial transparency by combining | |
11385 | the image with a specified background color. | |
11386 | ||
11387 | I'm not sure how to handle this here nicely: because the | |
11388 | background on which the image is displayed may change, for | |
11389 | real alpha channel support, it would be necessary to create | |
11390 | a new image for each possible background. | |
11391 | ||
11392 | What I'm doing now is that a mask is created if we have | |
11393 | boolean transparency information. Otherwise I'm using | |
11394 | the frame's background color to combine the image with. */ | |
11395 | ||
11396 | if (channels == 4) | |
11397 | { | |
11398 | if (mask_img) | |
11399 | XPutPixel (mask_img, x, y, *p > 0); | |
11400 | ++p; | |
11401 | } | |
11402 | } | |
11403 | } | |
11404 | ||
a05e2bae JR |
11405 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
11406 | /* Set IMG's background color from the PNG image, unless the user | |
11407 | overrode it. */ | |
11408 | { | |
11409 | png_color_16 *bg; | |
11410 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
11411 | { | |
11412 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); | |
11413 | img->background_valid = 1; | |
11414 | } | |
11415 | } | |
11416 | ||
6fc2811b JR |
11417 | /* Remember colors allocated for this image. */ |
11418 | img->colors = colors_in_color_table (&img->ncolors); | |
11419 | free_color_table (); | |
11420 | ||
11421 | /* Clean up. */ | |
11422 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11423 | xfree (rows); | |
11424 | xfree (pixels); | |
11425 | ||
11426 | img->width = width; | |
11427 | img->height = height; | |
11428 | ||
a05e2bae JR |
11429 | /* Maybe fill in the background field while we have ximg handy. */ |
11430 | IMAGE_BACKGROUND (img, f, ximg); | |
11431 | ||
6fc2811b JR |
11432 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
11433 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11434 | x_destroy_x_image (ximg); | |
11435 | ||
11436 | /* Same for the mask. */ | |
11437 | if (mask_img) | |
11438 | { | |
a05e2bae JR |
11439 | /* Fill in the background_transparent field while we have the mask |
11440 | handy. */ | |
11441 | image_background_transparent (img, f, mask_img); | |
11442 | ||
6fc2811b JR |
11443 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
11444 | x_destroy_x_image (mask_img); | |
11445 | } | |
11446 | ||
6fc2811b JR |
11447 | UNGCPRO; |
11448 | return 1; | |
11449 | } | |
11450 | ||
11451 | #endif /* HAVE_PNG != 0 */ | |
11452 | ||
11453 | ||
11454 | \f | |
11455 | /*********************************************************************** | |
11456 | JPEG | |
11457 | ***********************************************************************/ | |
11458 | ||
11459 | #if HAVE_JPEG | |
11460 | ||
11461 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
11462 | jconfig.h. */ | |
11463 | #ifdef HAVE_STDLIB_H | |
11464 | #define HAVE_STDLIB_H_1 | |
11465 | #undef HAVE_STDLIB_H | |
11466 | #endif /* HAVE_STLIB_H */ | |
11467 | ||
11468 | #include <jpeglib.h> | |
11469 | #include <jerror.h> | |
11470 | #include <setjmp.h> | |
11471 | ||
11472 | #ifdef HAVE_STLIB_H_1 | |
11473 | #define HAVE_STDLIB_H 1 | |
11474 | #endif | |
11475 | ||
11476 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
11477 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
11478 | ||
11479 | /* The symbol `jpeg' identifying images of this type. */ | |
11480 | ||
11481 | Lisp_Object Qjpeg; | |
11482 | ||
11483 | /* Indices of image specification fields in gs_format, below. */ | |
11484 | ||
11485 | enum jpeg_keyword_index | |
11486 | { | |
11487 | JPEG_TYPE, | |
11488 | JPEG_DATA, | |
11489 | JPEG_FILE, | |
11490 | JPEG_ASCENT, | |
11491 | JPEG_MARGIN, | |
11492 | JPEG_RELIEF, | |
11493 | JPEG_ALGORITHM, | |
11494 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
11495 | JPEG_MASK, |
11496 | JPEG_BACKGROUND, | |
6fc2811b JR |
11497 | JPEG_LAST |
11498 | }; | |
11499 | ||
11500 | /* Vector of image_keyword structures describing the format | |
11501 | of valid user-defined image specifications. */ | |
11502 | ||
11503 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
11504 | { | |
11505 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11506 | {":data", IMAGE_STRING_VALUE, 0}, | |
11507 | {":file", IMAGE_STRING_VALUE, 0}, | |
11508 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11509 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11510 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11511 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11512 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11513 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11514 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11515 | }; |
11516 | ||
11517 | /* Structure describing the image type `jpeg'. */ | |
11518 | ||
11519 | static struct image_type jpeg_type = | |
11520 | { | |
11521 | &Qjpeg, | |
11522 | jpeg_image_p, | |
11523 | jpeg_load, | |
11524 | x_clear_image, | |
11525 | NULL | |
11526 | }; | |
11527 | ||
11528 | ||
11529 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
11530 | ||
11531 | static int | |
11532 | jpeg_image_p (object) | |
11533 | Lisp_Object object; | |
11534 | { | |
11535 | struct image_keyword fmt[JPEG_LAST]; | |
11536 | ||
11537 | bcopy (jpeg_format, fmt, sizeof fmt); | |
11538 | ||
11539 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) | |
11540 | || (fmt[JPEG_ASCENT].count | |
11541 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) | |
11542 | return 0; | |
11543 | ||
11544 | /* Must specify either the :data or :file keyword. */ | |
11545 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
11546 | } | |
11547 | ||
11548 | ||
11549 | struct my_jpeg_error_mgr | |
11550 | { | |
11551 | struct jpeg_error_mgr pub; | |
11552 | jmp_buf setjmp_buffer; | |
11553 | }; | |
11554 | ||
11555 | static void | |
11556 | my_error_exit (cinfo) | |
11557 | j_common_ptr cinfo; | |
11558 | { | |
11559 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
11560 | longjmp (mgr->setjmp_buffer, 1); | |
11561 | } | |
11562 | ||
6fc2811b JR |
11563 | /* Init source method for JPEG data source manager. Called by |
11564 | jpeg_read_header() before any data is actually read. See | |
11565 | libjpeg.doc from the JPEG lib distribution. */ | |
11566 | ||
11567 | static void | |
11568 | our_init_source (cinfo) | |
11569 | j_decompress_ptr cinfo; | |
11570 | { | |
11571 | } | |
11572 | ||
11573 | ||
11574 | /* Fill input buffer method for JPEG data source manager. Called | |
11575 | whenever more data is needed. We read the whole image in one step, | |
11576 | so this only adds a fake end of input marker at the end. */ | |
11577 | ||
11578 | static boolean | |
11579 | our_fill_input_buffer (cinfo) | |
11580 | j_decompress_ptr cinfo; | |
11581 | { | |
11582 | /* Insert a fake EOI marker. */ | |
11583 | struct jpeg_source_mgr *src = cinfo->src; | |
11584 | static JOCTET buffer[2]; | |
11585 | ||
11586 | buffer[0] = (JOCTET) 0xFF; | |
11587 | buffer[1] = (JOCTET) JPEG_EOI; | |
11588 | ||
11589 | src->next_input_byte = buffer; | |
11590 | src->bytes_in_buffer = 2; | |
11591 | return TRUE; | |
11592 | } | |
11593 | ||
11594 | ||
11595 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
11596 | is the JPEG data source manager. */ | |
11597 | ||
11598 | static void | |
11599 | our_skip_input_data (cinfo, num_bytes) | |
11600 | j_decompress_ptr cinfo; | |
11601 | long num_bytes; | |
11602 | { | |
11603 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
11604 | ||
11605 | if (src) | |
11606 | { | |
11607 | if (num_bytes > src->bytes_in_buffer) | |
11608 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
11609 | ||
11610 | src->bytes_in_buffer -= num_bytes; | |
11611 | src->next_input_byte += num_bytes; | |
11612 | } | |
11613 | } | |
11614 | ||
11615 | ||
11616 | /* Method to terminate data source. Called by | |
11617 | jpeg_finish_decompress() after all data has been processed. */ | |
11618 | ||
11619 | static void | |
11620 | our_term_source (cinfo) | |
11621 | j_decompress_ptr cinfo; | |
11622 | { | |
11623 | } | |
11624 | ||
11625 | ||
11626 | /* Set up the JPEG lib for reading an image from DATA which contains | |
11627 | LEN bytes. CINFO is the decompression info structure created for | |
11628 | reading the image. */ | |
11629 | ||
11630 | static void | |
11631 | jpeg_memory_src (cinfo, data, len) | |
11632 | j_decompress_ptr cinfo; | |
11633 | JOCTET *data; | |
11634 | unsigned int len; | |
11635 | { | |
11636 | struct jpeg_source_mgr *src; | |
11637 | ||
11638 | if (cinfo->src == NULL) | |
11639 | { | |
11640 | /* First time for this JPEG object? */ | |
11641 | cinfo->src = (struct jpeg_source_mgr *) | |
11642 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
11643 | sizeof (struct jpeg_source_mgr)); | |
11644 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11645 | src->next_input_byte = data; | |
11646 | } | |
11647 | ||
11648 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11649 | src->init_source = our_init_source; | |
11650 | src->fill_input_buffer = our_fill_input_buffer; | |
11651 | src->skip_input_data = our_skip_input_data; | |
11652 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
11653 | src->term_source = our_term_source; | |
11654 | src->bytes_in_buffer = len; | |
11655 | src->next_input_byte = data; | |
11656 | } | |
11657 | ||
11658 | ||
11659 | /* Load image IMG for use on frame F. Patterned after example.c | |
11660 | from the JPEG lib. */ | |
11661 | ||
11662 | static int | |
11663 | jpeg_load (f, img) | |
11664 | struct frame *f; | |
11665 | struct image *img; | |
11666 | { | |
11667 | struct jpeg_decompress_struct cinfo; | |
11668 | struct my_jpeg_error_mgr mgr; | |
11669 | Lisp_Object file, specified_file; | |
11670 | Lisp_Object specified_data; | |
a05e2bae | 11671 | FILE * volatile fp = NULL; |
6fc2811b JR |
11672 | JSAMPARRAY buffer; |
11673 | int row_stride, x, y; | |
11674 | XImage *ximg = NULL; | |
11675 | int rc; | |
11676 | unsigned long *colors; | |
11677 | int width, height; | |
11678 | struct gcpro gcpro1; | |
11679 | ||
11680 | /* Open the JPEG file. */ | |
11681 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11682 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11683 | file = Qnil; | |
11684 | GCPRO1 (file); | |
11685 | ||
6fc2811b JR |
11686 | if (NILP (specified_data)) |
11687 | { | |
11688 | file = x_find_image_file (specified_file); | |
11689 | if (!STRINGP (file)) | |
11690 | { | |
11691 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11692 | UNGCPRO; | |
11693 | return 0; | |
11694 | } | |
11695 | ||
11696 | fp = fopen (XSTRING (file)->data, "r"); | |
11697 | if (fp == NULL) | |
11698 | { | |
11699 | image_error ("Cannot open `%s'", file, Qnil); | |
11700 | UNGCPRO; | |
11701 | return 0; | |
11702 | } | |
11703 | } | |
11704 | ||
11705 | /* Customize libjpeg's error handling to call my_error_exit when an | |
11706 | error is detected. This function will perform a longjmp. */ | |
6fc2811b | 11707 | cinfo.err = jpeg_std_error (&mgr.pub); |
a05e2bae | 11708 | mgr.pub.error_exit = my_error_exit; |
6fc2811b JR |
11709 | |
11710 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
11711 | { | |
11712 | if (rc == 1) | |
11713 | { | |
11714 | /* Called from my_error_exit. Display a JPEG error. */ | |
11715 | char buffer[JMSG_LENGTH_MAX]; | |
11716 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
11717 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
11718 | build_string (buffer)); | |
11719 | } | |
11720 | ||
11721 | /* Close the input file and destroy the JPEG object. */ | |
11722 | if (fp) | |
11723 | fclose (fp); | |
11724 | jpeg_destroy_decompress (&cinfo); | |
6fc2811b JR |
11725 | |
11726 | /* If we already have an XImage, free that. */ | |
11727 | x_destroy_x_image (ximg); | |
11728 | ||
11729 | /* Free pixmap and colors. */ | |
11730 | x_clear_image (f, img); | |
11731 | ||
6fc2811b JR |
11732 | UNGCPRO; |
11733 | return 0; | |
11734 | } | |
11735 | ||
11736 | /* Create the JPEG decompression object. Let it read from fp. | |
11737 | Read the JPEG image header. */ | |
11738 | jpeg_create_decompress (&cinfo); | |
11739 | ||
11740 | if (NILP (specified_data)) | |
11741 | jpeg_stdio_src (&cinfo, fp); | |
11742 | else | |
11743 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
11744 | STRING_BYTES (XSTRING (specified_data))); | |
11745 | ||
11746 | jpeg_read_header (&cinfo, TRUE); | |
11747 | ||
11748 | /* Customize decompression so that color quantization will be used. | |
11749 | Start decompression. */ | |
11750 | cinfo.quantize_colors = TRUE; | |
11751 | jpeg_start_decompress (&cinfo); | |
11752 | width = img->width = cinfo.output_width; | |
11753 | height = img->height = cinfo.output_height; | |
11754 | ||
6fc2811b JR |
11755 | /* Create X image and pixmap. */ |
11756 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11757 | &img->pixmap)) | |
a05e2bae | 11758 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
11759 | |
11760 | /* Allocate colors. When color quantization is used, | |
11761 | cinfo.actual_number_of_colors has been set with the number of | |
11762 | colors generated, and cinfo.colormap is a two-dimensional array | |
11763 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
11764 | No more than 255 colors will be generated. */ | |
11765 | { | |
11766 | int i, ir, ig, ib; | |
11767 | ||
11768 | if (cinfo.out_color_components > 2) | |
11769 | ir = 0, ig = 1, ib = 2; | |
11770 | else if (cinfo.out_color_components > 1) | |
11771 | ir = 0, ig = 1, ib = 0; | |
11772 | else | |
11773 | ir = 0, ig = 0, ib = 0; | |
11774 | ||
11775 | /* Use the color table mechanism because it handles colors that | |
11776 | cannot be allocated nicely. Such colors will be replaced with | |
11777 | a default color, and we don't have to care about which colors | |
11778 | can be freed safely, and which can't. */ | |
11779 | init_color_table (); | |
11780 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
11781 | * sizeof *colors); | |
11782 | ||
11783 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) | |
11784 | { | |
11785 | /* Multiply RGB values with 255 because X expects RGB values | |
11786 | in the range 0..0xffff. */ | |
11787 | int r = cinfo.colormap[ir][i] << 8; | |
11788 | int g = cinfo.colormap[ig][i] << 8; | |
11789 | int b = cinfo.colormap[ib][i] << 8; | |
11790 | colors[i] = lookup_rgb_color (f, r, g, b); | |
11791 | } | |
11792 | ||
11793 | /* Remember those colors actually allocated. */ | |
11794 | img->colors = colors_in_color_table (&img->ncolors); | |
11795 | free_color_table (); | |
11796 | } | |
11797 | ||
11798 | /* Read pixels. */ | |
11799 | row_stride = width * cinfo.output_components; | |
11800 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
11801 | row_stride, 1); | |
11802 | for (y = 0; y < height; ++y) | |
11803 | { | |
11804 | jpeg_read_scanlines (&cinfo, buffer, 1); | |
11805 | for (x = 0; x < cinfo.output_width; ++x) | |
11806 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
11807 | } | |
11808 | ||
11809 | /* Clean up. */ | |
11810 | jpeg_finish_decompress (&cinfo); | |
11811 | jpeg_destroy_decompress (&cinfo); | |
11812 | if (fp) | |
11813 | fclose (fp); | |
11814 | ||
a05e2bae JR |
11815 | /* Maybe fill in the background field while we have ximg handy. */ |
11816 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11817 | IMAGE_BACKGROUND (img, f, ximg); | |
11818 | ||
6fc2811b JR |
11819 | /* Put the image into the pixmap. */ |
11820 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11821 | x_destroy_x_image (ximg); | |
11822 | UNBLOCK_INPUT; | |
11823 | UNGCPRO; | |
11824 | return 1; | |
11825 | } | |
11826 | ||
11827 | #endif /* HAVE_JPEG */ | |
11828 | ||
11829 | ||
11830 | \f | |
11831 | /*********************************************************************** | |
11832 | TIFF | |
11833 | ***********************************************************************/ | |
11834 | ||
11835 | #if HAVE_TIFF | |
11836 | ||
11837 | #include <tiffio.h> | |
11838 | ||
11839 | static int tiff_image_p P_ ((Lisp_Object object)); | |
11840 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
11841 | ||
11842 | /* The symbol `tiff' identifying images of this type. */ | |
11843 | ||
11844 | Lisp_Object Qtiff; | |
11845 | ||
11846 | /* Indices of image specification fields in tiff_format, below. */ | |
11847 | ||
11848 | enum tiff_keyword_index | |
11849 | { | |
11850 | TIFF_TYPE, | |
11851 | TIFF_DATA, | |
11852 | TIFF_FILE, | |
11853 | TIFF_ASCENT, | |
11854 | TIFF_MARGIN, | |
11855 | TIFF_RELIEF, | |
11856 | TIFF_ALGORITHM, | |
11857 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
11858 | TIFF_MASK, |
11859 | TIFF_BACKGROUND, | |
6fc2811b JR |
11860 | TIFF_LAST |
11861 | }; | |
11862 | ||
11863 | /* Vector of image_keyword structures describing the format | |
11864 | of valid user-defined image specifications. */ | |
11865 | ||
11866 | static struct image_keyword tiff_format[TIFF_LAST] = | |
11867 | { | |
11868 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11869 | {":data", IMAGE_STRING_VALUE, 0}, | |
11870 | {":file", IMAGE_STRING_VALUE, 0}, | |
11871 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11872 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11873 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11874 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11875 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11876 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11877 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11878 | }; |
11879 | ||
11880 | /* Structure describing the image type `tiff'. */ | |
11881 | ||
11882 | static struct image_type tiff_type = | |
11883 | { | |
11884 | &Qtiff, | |
11885 | tiff_image_p, | |
11886 | tiff_load, | |
11887 | x_clear_image, | |
11888 | NULL | |
11889 | }; | |
11890 | ||
11891 | ||
11892 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
11893 | ||
11894 | static int | |
11895 | tiff_image_p (object) | |
11896 | Lisp_Object object; | |
11897 | { | |
11898 | struct image_keyword fmt[TIFF_LAST]; | |
11899 | bcopy (tiff_format, fmt, sizeof fmt); | |
11900 | ||
11901 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) | |
11902 | || (fmt[TIFF_ASCENT].count | |
11903 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
11904 | return 0; | |
11905 | ||
11906 | /* Must specify either the :data or :file keyword. */ | |
11907 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
11908 | } | |
11909 | ||
11910 | ||
11911 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
11912 | memory source, but we have to provide a lot of extra functions. | |
11913 | Blah. | |
11914 | ||
11915 | We really only need to implement read and seek, but I am not | |
11916 | convinced that the TIFF library is smart enough not to destroy | |
11917 | itself if we only hand it the function pointers we need to | |
11918 | override. */ | |
11919 | ||
11920 | typedef struct | |
11921 | { | |
11922 | unsigned char *bytes; | |
11923 | size_t len; | |
11924 | int index; | |
11925 | } | |
11926 | tiff_memory_source; | |
11927 | ||
11928 | static size_t | |
11929 | tiff_read_from_memory (data, buf, size) | |
11930 | thandle_t data; | |
11931 | tdata_t buf; | |
11932 | tsize_t size; | |
11933 | { | |
11934 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11935 | ||
11936 | if (size > src->len - src->index) | |
11937 | return (size_t) -1; | |
11938 | bcopy (src->bytes + src->index, buf, size); | |
11939 | src->index += size; | |
11940 | return size; | |
11941 | } | |
11942 | ||
11943 | static size_t | |
11944 | tiff_write_from_memory (data, buf, size) | |
11945 | thandle_t data; | |
11946 | tdata_t buf; | |
11947 | tsize_t size; | |
11948 | { | |
11949 | return (size_t) -1; | |
11950 | } | |
11951 | ||
11952 | static toff_t | |
11953 | tiff_seek_in_memory (data, off, whence) | |
11954 | thandle_t data; | |
11955 | toff_t off; | |
11956 | int whence; | |
11957 | { | |
11958 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11959 | int idx; | |
11960 | ||
11961 | switch (whence) | |
11962 | { | |
11963 | case SEEK_SET: /* Go from beginning of source. */ | |
11964 | idx = off; | |
11965 | break; | |
11966 | ||
11967 | case SEEK_END: /* Go from end of source. */ | |
11968 | idx = src->len + off; | |
11969 | break; | |
11970 | ||
11971 | case SEEK_CUR: /* Go from current position. */ | |
11972 | idx = src->index + off; | |
11973 | break; | |
11974 | ||
11975 | default: /* Invalid `whence'. */ | |
11976 | return -1; | |
11977 | } | |
11978 | ||
11979 | if (idx > src->len || idx < 0) | |
11980 | return -1; | |
11981 | ||
11982 | src->index = idx; | |
11983 | return src->index; | |
11984 | } | |
11985 | ||
11986 | static int | |
11987 | tiff_close_memory (data) | |
11988 | thandle_t data; | |
11989 | { | |
11990 | /* NOOP */ | |
11991 | return 0; | |
11992 | } | |
11993 | ||
11994 | static int | |
11995 | tiff_mmap_memory (data, pbase, psize) | |
11996 | thandle_t data; | |
11997 | tdata_t *pbase; | |
11998 | toff_t *psize; | |
11999 | { | |
12000 | /* It is already _IN_ memory. */ | |
12001 | return 0; | |
12002 | } | |
12003 | ||
12004 | static void | |
12005 | tiff_unmap_memory (data, base, size) | |
12006 | thandle_t data; | |
12007 | tdata_t base; | |
12008 | toff_t size; | |
12009 | { | |
12010 | /* We don't need to do this. */ | |
12011 | } | |
12012 | ||
12013 | static toff_t | |
12014 | tiff_size_of_memory (data) | |
12015 | thandle_t data; | |
12016 | { | |
12017 | return ((tiff_memory_source *) data)->len; | |
12018 | } | |
12019 | ||
3cf3436e JR |
12020 | |
12021 | static void | |
12022 | tiff_error_handler (title, format, ap) | |
12023 | const char *title, *format; | |
12024 | va_list ap; | |
12025 | { | |
12026 | char buf[512]; | |
12027 | int len; | |
12028 | ||
12029 | len = sprintf (buf, "TIFF error: %s ", title); | |
12030 | vsprintf (buf + len, format, ap); | |
12031 | add_to_log (buf, Qnil, Qnil); | |
12032 | } | |
12033 | ||
12034 | ||
12035 | static void | |
12036 | tiff_warning_handler (title, format, ap) | |
12037 | const char *title, *format; | |
12038 | va_list ap; | |
12039 | { | |
12040 | char buf[512]; | |
12041 | int len; | |
12042 | ||
12043 | len = sprintf (buf, "TIFF warning: %s ", title); | |
12044 | vsprintf (buf + len, format, ap); | |
12045 | add_to_log (buf, Qnil, Qnil); | |
12046 | } | |
12047 | ||
12048 | ||
6fc2811b JR |
12049 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12050 | successful. */ | |
12051 | ||
12052 | static int | |
12053 | tiff_load (f, img) | |
12054 | struct frame *f; | |
12055 | struct image *img; | |
12056 | { | |
12057 | Lisp_Object file, specified_file; | |
12058 | Lisp_Object specified_data; | |
12059 | TIFF *tiff; | |
12060 | int width, height, x, y; | |
12061 | uint32 *buf; | |
12062 | int rc; | |
12063 | XImage *ximg; | |
12064 | struct gcpro gcpro1; | |
12065 | tiff_memory_source memsrc; | |
12066 | ||
12067 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12068 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12069 | file = Qnil; | |
12070 | GCPRO1 (file); | |
12071 | ||
3cf3436e JR |
12072 | TIFFSetErrorHandler (tiff_error_handler); |
12073 | TIFFSetWarningHandler (tiff_warning_handler); | |
12074 | ||
6fc2811b JR |
12075 | if (NILP (specified_data)) |
12076 | { | |
12077 | /* Read from a file */ | |
12078 | file = x_find_image_file (specified_file); | |
12079 | if (!STRINGP (file)) | |
3cf3436e JR |
12080 | { |
12081 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12082 | UNGCPRO; | |
12083 | return 0; | |
12084 | } | |
12085 | ||
6fc2811b JR |
12086 | /* Try to open the image file. */ |
12087 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
12088 | if (tiff == NULL) | |
3cf3436e JR |
12089 | { |
12090 | image_error ("Cannot open `%s'", file, Qnil); | |
12091 | UNGCPRO; | |
12092 | return 0; | |
12093 | } | |
6fc2811b JR |
12094 | } |
12095 | else | |
12096 | { | |
12097 | /* Memory source! */ | |
12098 | memsrc.bytes = XSTRING (specified_data)->data; | |
12099 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12100 | memsrc.index = 0; | |
12101 | ||
12102 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
12103 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12104 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12105 | tiff_seek_in_memory, | |
12106 | tiff_close_memory, | |
12107 | tiff_size_of_memory, | |
12108 | tiff_mmap_memory, | |
12109 | tiff_unmap_memory); | |
12110 | ||
12111 | if (!tiff) | |
12112 | { | |
12113 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12114 | UNGCPRO; | |
12115 | return 0; | |
12116 | } | |
12117 | } | |
12118 | ||
12119 | /* Get width and height of the image, and allocate a raster buffer | |
12120 | of width x height 32-bit values. */ | |
12121 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
12122 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
12123 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
12124 | ||
12125 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
12126 | TIFFClose (tiff); | |
12127 | if (!rc) | |
12128 | { | |
12129 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12130 | xfree (buf); | |
12131 | UNGCPRO; | |
12132 | return 0; | |
12133 | } | |
12134 | ||
6fc2811b JR |
12135 | /* Create the X image and pixmap. */ |
12136 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12137 | { | |
6fc2811b JR |
12138 | xfree (buf); |
12139 | UNGCPRO; | |
12140 | return 0; | |
12141 | } | |
12142 | ||
12143 | /* Initialize the color table. */ | |
12144 | init_color_table (); | |
12145 | ||
12146 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12147 | for (y = 0; y < height; ++y) | |
12148 | { | |
12149 | uint32 *row = buf + y * width; | |
12150 | ||
12151 | for (x = 0; x < width; ++x) | |
12152 | { | |
12153 | uint32 abgr = row[x]; | |
12154 | int r = TIFFGetR (abgr) << 8; | |
12155 | int g = TIFFGetG (abgr) << 8; | |
12156 | int b = TIFFGetB (abgr) << 8; | |
12157 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
12158 | } | |
12159 | } | |
12160 | ||
12161 | /* Remember the colors allocated for the image. Free the color table. */ | |
12162 | img->colors = colors_in_color_table (&img->ncolors); | |
12163 | free_color_table (); | |
12164 | ||
a05e2bae JR |
12165 | img->width = width; |
12166 | img->height = height; | |
12167 | ||
12168 | /* Maybe fill in the background field while we have ximg handy. */ | |
12169 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12170 | IMAGE_BACKGROUND (img, f, ximg); | |
12171 | ||
6fc2811b JR |
12172 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12173 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12174 | x_destroy_x_image (ximg); | |
12175 | xfree (buf); | |
6fc2811b JR |
12176 | |
12177 | UNGCPRO; | |
12178 | return 1; | |
12179 | } | |
12180 | ||
12181 | #endif /* HAVE_TIFF != 0 */ | |
12182 | ||
12183 | ||
12184 | \f | |
12185 | /*********************************************************************** | |
12186 | GIF | |
12187 | ***********************************************************************/ | |
12188 | ||
12189 | #if HAVE_GIF | |
12190 | ||
12191 | #include <gif_lib.h> | |
12192 | ||
12193 | static int gif_image_p P_ ((Lisp_Object object)); | |
12194 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
12195 | ||
12196 | /* The symbol `gif' identifying images of this type. */ | |
12197 | ||
12198 | Lisp_Object Qgif; | |
12199 | ||
12200 | /* Indices of image specification fields in gif_format, below. */ | |
12201 | ||
12202 | enum gif_keyword_index | |
12203 | { | |
12204 | GIF_TYPE, | |
12205 | GIF_DATA, | |
12206 | GIF_FILE, | |
12207 | GIF_ASCENT, | |
12208 | GIF_MARGIN, | |
12209 | GIF_RELIEF, | |
12210 | GIF_ALGORITHM, | |
12211 | GIF_HEURISTIC_MASK, | |
a05e2bae | 12212 | GIF_MASK, |
6fc2811b | 12213 | GIF_IMAGE, |
a05e2bae | 12214 | GIF_BACKGROUND, |
6fc2811b JR |
12215 | GIF_LAST |
12216 | }; | |
12217 | ||
12218 | /* Vector of image_keyword structures describing the format | |
12219 | of valid user-defined image specifications. */ | |
12220 | ||
12221 | static struct image_keyword gif_format[GIF_LAST] = | |
12222 | { | |
12223 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12224 | {":data", IMAGE_STRING_VALUE, 0}, | |
12225 | {":file", IMAGE_STRING_VALUE, 0}, | |
12226 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12227 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12228 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12229 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 12230 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12231 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12232 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
12233 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12234 | }; |
12235 | ||
12236 | /* Structure describing the image type `gif'. */ | |
12237 | ||
12238 | static struct image_type gif_type = | |
12239 | { | |
12240 | &Qgif, | |
12241 | gif_image_p, | |
12242 | gif_load, | |
12243 | x_clear_image, | |
12244 | NULL | |
12245 | }; | |
12246 | ||
12247 | /* Return non-zero if OBJECT is a valid GIF image specification. */ | |
12248 | ||
12249 | static int | |
12250 | gif_image_p (object) | |
12251 | Lisp_Object object; | |
12252 | { | |
12253 | struct image_keyword fmt[GIF_LAST]; | |
12254 | bcopy (gif_format, fmt, sizeof fmt); | |
12255 | ||
12256 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) | |
12257 | || (fmt[GIF_ASCENT].count | |
12258 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
12259 | return 0; | |
12260 | ||
12261 | /* Must specify either the :data or :file keyword. */ | |
12262 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
12263 | } | |
12264 | ||
12265 | /* Reading a GIF image from memory | |
12266 | Based on the PNG memory stuff to a certain extent. */ | |
12267 | ||
12268 | typedef struct | |
12269 | { | |
12270 | unsigned char *bytes; | |
12271 | size_t len; | |
12272 | int index; | |
12273 | } | |
12274 | gif_memory_source; | |
12275 | ||
12276 | /* Make the current memory source available to gif_read_from_memory. | |
12277 | It's done this way because not all versions of libungif support | |
12278 | a UserData field in the GifFileType structure. */ | |
12279 | static gif_memory_source *current_gif_memory_src; | |
12280 | ||
12281 | static int | |
12282 | gif_read_from_memory (file, buf, len) | |
12283 | GifFileType *file; | |
12284 | GifByteType *buf; | |
12285 | int len; | |
12286 | { | |
12287 | gif_memory_source *src = current_gif_memory_src; | |
12288 | ||
12289 | if (len > src->len - src->index) | |
12290 | return -1; | |
12291 | ||
12292 | bcopy (src->bytes + src->index, buf, len); | |
12293 | src->index += len; | |
12294 | return len; | |
12295 | } | |
12296 | ||
12297 | ||
12298 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
12299 | successful. */ | |
12300 | ||
12301 | static int | |
12302 | gif_load (f, img) | |
12303 | struct frame *f; | |
12304 | struct image *img; | |
12305 | { | |
12306 | Lisp_Object file, specified_file; | |
12307 | Lisp_Object specified_data; | |
12308 | int rc, width, height, x, y, i; | |
12309 | XImage *ximg; | |
12310 | ColorMapObject *gif_color_map; | |
12311 | unsigned long pixel_colors[256]; | |
12312 | GifFileType *gif; | |
12313 | struct gcpro gcpro1; | |
12314 | Lisp_Object image; | |
12315 | int ino, image_left, image_top, image_width, image_height; | |
12316 | gif_memory_source memsrc; | |
12317 | unsigned char *raster; | |
12318 | ||
12319 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12320 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12321 | file = Qnil; | |
dfff8a69 | 12322 | GCPRO1 (file); |
6fc2811b JR |
12323 | |
12324 | if (NILP (specified_data)) | |
12325 | { | |
12326 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
12327 | if (!STRINGP (file)) |
12328 | { | |
12329 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12330 | UNGCPRO; | |
12331 | return 0; | |
12332 | } | |
12333 | ||
12334 | /* Open the GIF file. */ | |
12335 | gif = DGifOpenFileName (XSTRING (file)->data); | |
12336 | if (gif == NULL) | |
12337 | { | |
12338 | image_error ("Cannot open `%s'", file, Qnil); | |
12339 | UNGCPRO; | |
12340 | return 0; | |
12341 | } | |
12342 | } | |
12343 | else | |
12344 | { | |
12345 | /* Read from memory! */ | |
12346 | current_gif_memory_src = &memsrc; | |
12347 | memsrc.bytes = XSTRING (specified_data)->data; | |
12348 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12349 | memsrc.index = 0; | |
12350 | ||
12351 | gif = DGifOpen(&memsrc, gif_read_from_memory); | |
12352 | if (!gif) | |
12353 | { | |
12354 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
12355 | UNGCPRO; | |
12356 | return 0; | |
12357 | } | |
12358 | } | |
12359 | ||
12360 | /* Read entire contents. */ | |
12361 | rc = DGifSlurp (gif); | |
12362 | if (rc == GIF_ERROR) | |
12363 | { | |
12364 | image_error ("Error reading `%s'", img->spec, Qnil); | |
12365 | DGifCloseFile (gif); | |
12366 | UNGCPRO; | |
12367 | return 0; | |
12368 | } | |
12369 | ||
12370 | image = image_spec_value (img->spec, QCindex, NULL); | |
12371 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
12372 | if (ino >= gif->ImageCount) | |
12373 | { | |
12374 | image_error ("Invalid image number `%s' in image `%s'", | |
12375 | image, img->spec); | |
12376 | DGifCloseFile (gif); | |
12377 | UNGCPRO; | |
12378 | return 0; | |
12379 | } | |
12380 | ||
12381 | width = img->width = gif->SWidth; | |
12382 | height = img->height = gif->SHeight; | |
12383 | ||
6fc2811b JR |
12384 | /* Create the X image and pixmap. */ |
12385 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12386 | { | |
6fc2811b JR |
12387 | DGifCloseFile (gif); |
12388 | UNGCPRO; | |
12389 | return 0; | |
12390 | } | |
12391 | ||
12392 | /* Allocate colors. */ | |
12393 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
12394 | if (!gif_color_map) | |
12395 | gif_color_map = gif->SColorMap; | |
12396 | init_color_table (); | |
12397 | bzero (pixel_colors, sizeof pixel_colors); | |
12398 | ||
12399 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
12400 | { | |
12401 | int r = gif_color_map->Colors[i].Red << 8; | |
12402 | int g = gif_color_map->Colors[i].Green << 8; | |
12403 | int b = gif_color_map->Colors[i].Blue << 8; | |
12404 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
12405 | } | |
12406 | ||
12407 | img->colors = colors_in_color_table (&img->ncolors); | |
12408 | free_color_table (); | |
12409 | ||
12410 | /* Clear the part of the screen image that are not covered by | |
12411 | the image from the GIF file. Full animated GIF support | |
12412 | requires more than can be done here (see the gif89 spec, | |
12413 | disposal methods). Let's simply assume that the part | |
12414 | not covered by a sub-image is in the frame's background color. */ | |
12415 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
12416 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
12417 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
12418 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
12419 | ||
12420 | for (y = 0; y < image_top; ++y) | |
12421 | for (x = 0; x < width; ++x) | |
12422 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12423 | ||
12424 | for (y = image_top + image_height; y < height; ++y) | |
12425 | for (x = 0; x < width; ++x) | |
12426 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12427 | ||
12428 | for (y = image_top; y < image_top + image_height; ++y) | |
12429 | { | |
12430 | for (x = 0; x < image_left; ++x) | |
12431 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12432 | for (x = image_left + image_width; x < width; ++x) | |
12433 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12434 | } | |
12435 | ||
12436 | /* Read the GIF image into the X image. We use a local variable | |
12437 | `raster' here because RasterBits below is a char *, and invites | |
12438 | problems with bytes >= 0x80. */ | |
12439 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
12440 | ||
12441 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
12442 | { | |
12443 | static int interlace_start[] = {0, 4, 2, 1}; | |
12444 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 12445 | int pass; |
6fc2811b JR |
12446 | int row = interlace_start[0]; |
12447 | ||
12448 | pass = 0; | |
12449 | ||
12450 | for (y = 0; y < image_height; y++) | |
12451 | { | |
12452 | if (row >= image_height) | |
12453 | { | |
12454 | row = interlace_start[++pass]; | |
12455 | while (row >= image_height) | |
12456 | row = interlace_start[++pass]; | |
12457 | } | |
12458 | ||
12459 | for (x = 0; x < image_width; x++) | |
12460 | { | |
12461 | int i = raster[(y * image_width) + x]; | |
12462 | XPutPixel (ximg, x + image_left, row + image_top, | |
12463 | pixel_colors[i]); | |
12464 | } | |
12465 | ||
12466 | row += interlace_increment[pass]; | |
12467 | } | |
12468 | } | |
12469 | else | |
12470 | { | |
12471 | for (y = 0; y < image_height; ++y) | |
12472 | for (x = 0; x < image_width; ++x) | |
12473 | { | |
12474 | int i = raster[y* image_width + x]; | |
12475 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
12476 | } | |
12477 | } | |
12478 | ||
12479 | DGifCloseFile (gif); | |
a05e2bae JR |
12480 | |
12481 | /* Maybe fill in the background field while we have ximg handy. */ | |
12482 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12483 | IMAGE_BACKGROUND (img, f, ximg); | |
12484 | ||
6fc2811b JR |
12485 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12486 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12487 | x_destroy_x_image (ximg); | |
6fc2811b JR |
12488 | |
12489 | UNGCPRO; | |
12490 | return 1; | |
12491 | } | |
12492 | ||
12493 | #endif /* HAVE_GIF != 0 */ | |
12494 | ||
12495 | ||
12496 | \f | |
12497 | /*********************************************************************** | |
12498 | Ghostscript | |
12499 | ***********************************************************************/ | |
12500 | ||
3cf3436e JR |
12501 | Lisp_Object Qpostscript; |
12502 | ||
6fc2811b JR |
12503 | #ifdef HAVE_GHOSTSCRIPT |
12504 | static int gs_image_p P_ ((Lisp_Object object)); | |
12505 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
12506 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
12507 | ||
12508 | /* The symbol `postscript' identifying images of this type. */ | |
12509 | ||
6fc2811b JR |
12510 | /* Keyword symbols. */ |
12511 | ||
12512 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
12513 | ||
12514 | /* Indices of image specification fields in gs_format, below. */ | |
12515 | ||
12516 | enum gs_keyword_index | |
12517 | { | |
12518 | GS_TYPE, | |
12519 | GS_PT_WIDTH, | |
12520 | GS_PT_HEIGHT, | |
12521 | GS_FILE, | |
12522 | GS_LOADER, | |
12523 | GS_BOUNDING_BOX, | |
12524 | GS_ASCENT, | |
12525 | GS_MARGIN, | |
12526 | GS_RELIEF, | |
12527 | GS_ALGORITHM, | |
12528 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
12529 | GS_MASK, |
12530 | GS_BACKGROUND, | |
6fc2811b JR |
12531 | GS_LAST |
12532 | }; | |
12533 | ||
12534 | /* Vector of image_keyword structures describing the format | |
12535 | of valid user-defined image specifications. */ | |
12536 | ||
12537 | static struct image_keyword gs_format[GS_LAST] = | |
12538 | { | |
12539 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12540 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12541 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12542 | {":file", IMAGE_STRING_VALUE, 1}, | |
12543 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
12544 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
12545 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12546 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12547 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12548 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12549 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12550 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12551 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12552 | }; |
12553 | ||
12554 | /* Structure describing the image type `ghostscript'. */ | |
12555 | ||
12556 | static struct image_type gs_type = | |
12557 | { | |
12558 | &Qpostscript, | |
12559 | gs_image_p, | |
12560 | gs_load, | |
12561 | gs_clear_image, | |
12562 | NULL | |
12563 | }; | |
12564 | ||
12565 | ||
12566 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
12567 | ||
12568 | static void | |
12569 | gs_clear_image (f, img) | |
12570 | struct frame *f; | |
12571 | struct image *img; | |
12572 | { | |
12573 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
12574 | xfree (img->data.ptr_val); | |
12575 | x_clear_image (f, img); | |
12576 | } | |
12577 | ||
12578 | ||
12579 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
12580 | specification. */ | |
12581 | ||
12582 | static int | |
12583 | gs_image_p (object) | |
12584 | Lisp_Object object; | |
12585 | { | |
12586 | struct image_keyword fmt[GS_LAST]; | |
12587 | Lisp_Object tem; | |
12588 | int i; | |
12589 | ||
12590 | bcopy (gs_format, fmt, sizeof fmt); | |
12591 | ||
12592 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) | |
12593 | || (fmt[GS_ASCENT].count | |
12594 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
12595 | return 0; | |
12596 | ||
12597 | /* Bounding box must be a list or vector containing 4 integers. */ | |
12598 | tem = fmt[GS_BOUNDING_BOX].value; | |
12599 | if (CONSP (tem)) | |
12600 | { | |
12601 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
12602 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
12603 | return 0; | |
12604 | if (!NILP (tem)) | |
12605 | return 0; | |
12606 | } | |
12607 | else if (VECTORP (tem)) | |
12608 | { | |
12609 | if (XVECTOR (tem)->size != 4) | |
12610 | return 0; | |
12611 | for (i = 0; i < 4; ++i) | |
12612 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
12613 | return 0; | |
12614 | } | |
12615 | else | |
12616 | return 0; | |
12617 | ||
12618 | return 1; | |
12619 | } | |
12620 | ||
12621 | ||
12622 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
12623 | if successful. */ | |
12624 | ||
12625 | static int | |
12626 | gs_load (f, img) | |
12627 | struct frame *f; | |
12628 | struct image *img; | |
12629 | { | |
12630 | char buffer[100]; | |
12631 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
12632 | struct gcpro gcpro1, gcpro2; | |
12633 | Lisp_Object frame; | |
12634 | double in_width, in_height; | |
12635 | Lisp_Object pixel_colors = Qnil; | |
12636 | ||
12637 | /* Compute pixel size of pixmap needed from the given size in the | |
12638 | image specification. Sizes in the specification are in pt. 1 pt | |
12639 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
12640 | info. */ | |
12641 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
12642 | in_width = XFASTINT (pt_width) / 72.0; | |
12643 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
12644 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
12645 | in_height = XFASTINT (pt_height) / 72.0; | |
12646 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
12647 | ||
12648 | /* Create the pixmap. */ | |
12649 | BLOCK_INPUT; | |
12650 | xassert (img->pixmap == 0); | |
12651 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12652 | img->width, img->height, | |
a05e2bae | 12653 | one_w32_display_info.n_cbits); |
6fc2811b JR |
12654 | UNBLOCK_INPUT; |
12655 | ||
12656 | if (!img->pixmap) | |
12657 | { | |
12658 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
12659 | return 0; | |
12660 | } | |
12661 | ||
12662 | /* Call the loader to fill the pixmap. It returns a process object | |
12663 | if successful. We do not record_unwind_protect here because | |
12664 | other places in redisplay like calling window scroll functions | |
12665 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
12666 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
12667 | ||
12668 | sprintf (buffer, "%lu %lu", | |
12669 | (unsigned long) FRAME_W32_WINDOW (f), | |
12670 | (unsigned long) img->pixmap); | |
12671 | window_and_pixmap_id = build_string (buffer); | |
12672 | ||
12673 | sprintf (buffer, "%lu %lu", | |
12674 | FRAME_FOREGROUND_PIXEL (f), | |
12675 | FRAME_BACKGROUND_PIXEL (f)); | |
12676 | pixel_colors = build_string (buffer); | |
12677 | ||
12678 | XSETFRAME (frame, f); | |
12679 | loader = image_spec_value (img->spec, QCloader, NULL); | |
12680 | if (NILP (loader)) | |
12681 | loader = intern ("gs-load-image"); | |
12682 | ||
12683 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
12684 | make_number (img->width), | |
12685 | make_number (img->height), | |
12686 | window_and_pixmap_id, | |
12687 | pixel_colors); | |
12688 | UNGCPRO; | |
12689 | return PROCESSP (img->data.lisp_val); | |
12690 | } | |
12691 | ||
12692 | ||
12693 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
12694 | frame F. Called from XTread_socket when receiving an event | |
12695 | telling Emacs that Ghostscript has finished drawing. */ | |
12696 | ||
12697 | void | |
12698 | x_kill_gs_process (pixmap, f) | |
12699 | Pixmap pixmap; | |
12700 | struct frame *f; | |
12701 | { | |
12702 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
12703 | int class, i; | |
12704 | struct image *img; | |
12705 | ||
12706 | /* Find the image containing PIXMAP. */ | |
12707 | for (i = 0; i < c->used; ++i) | |
12708 | if (c->images[i]->pixmap == pixmap) | |
12709 | break; | |
12710 | ||
3cf3436e JR |
12711 | /* Should someone in between have cleared the image cache, for |
12712 | instance, give up. */ | |
12713 | if (i == c->used) | |
12714 | return; | |
12715 | ||
6fc2811b JR |
12716 | /* Kill the GS process. We should have found PIXMAP in the image |
12717 | cache and its image should contain a process object. */ | |
6fc2811b JR |
12718 | img = c->images[i]; |
12719 | xassert (PROCESSP (img->data.lisp_val)); | |
12720 | Fkill_process (img->data.lisp_val, Qnil); | |
12721 | img->data.lisp_val = Qnil; | |
12722 | ||
12723 | /* On displays with a mutable colormap, figure out the colors | |
12724 | allocated for the image by looking at the pixels of an XImage for | |
12725 | img->pixmap. */ | |
12726 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
12727 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
12728 | { | |
12729 | XImage *ximg; | |
12730 | ||
12731 | BLOCK_INPUT; | |
12732 | ||
12733 | /* Try to get an XImage for img->pixmep. */ | |
12734 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
12735 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
12736 | if (ximg) | |
12737 | { | |
12738 | int x, y; | |
12739 | ||
12740 | /* Initialize the color table. */ | |
12741 | init_color_table (); | |
12742 | ||
12743 | /* For each pixel of the image, look its color up in the | |
12744 | color table. After having done so, the color table will | |
12745 | contain an entry for each color used by the image. */ | |
12746 | for (y = 0; y < img->height; ++y) | |
12747 | for (x = 0; x < img->width; ++x) | |
12748 | { | |
12749 | unsigned long pixel = XGetPixel (ximg, x, y); | |
12750 | lookup_pixel_color (f, pixel); | |
12751 | } | |
12752 | ||
12753 | /* Record colors in the image. Free color table and XImage. */ | |
12754 | img->colors = colors_in_color_table (&img->ncolors); | |
12755 | free_color_table (); | |
12756 | XDestroyImage (ximg); | |
12757 | ||
12758 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
12759 | here, we get a BadAccess later in x_clear_image when | |
12760 | freeing the colors. */ | |
12761 | /* We have allocated colors once, but Ghostscript has also | |
12762 | allocated colors on behalf of us. So, to get the | |
12763 | reference counts right, free them once. */ | |
12764 | if (img->ncolors) | |
3cf3436e | 12765 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 12766 | img->colors, img->ncolors, 0); |
6fc2811b JR |
12767 | #endif |
12768 | } | |
12769 | else | |
12770 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
12771 | img->spec, Qnil); | |
12772 | ||
12773 | UNBLOCK_INPUT; | |
12774 | } | |
3cf3436e JR |
12775 | |
12776 | /* Now that we have the pixmap, compute mask and transform the | |
12777 | image if requested. */ | |
12778 | BLOCK_INPUT; | |
12779 | postprocess_image (f, img); | |
12780 | UNBLOCK_INPUT; | |
6fc2811b JR |
12781 | } |
12782 | ||
12783 | #endif /* HAVE_GHOSTSCRIPT */ | |
12784 | ||
12785 | \f | |
12786 | /*********************************************************************** | |
12787 | Window properties | |
12788 | ***********************************************************************/ | |
12789 | ||
12790 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
12791 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
12792 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
12793 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
12794 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
12795 | (prop, value, frame) |
12796 | Lisp_Object frame, prop, value; | |
12797 | { | |
767b1ff0 | 12798 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12799 | struct frame *f = check_x_frame (frame); |
12800 | Atom prop_atom; | |
12801 | ||
b7826503 PJ |
12802 | CHECK_STRING (prop); |
12803 | CHECK_STRING (value); | |
6fc2811b JR |
12804 | |
12805 | BLOCK_INPUT; | |
12806 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12807 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12808 | prop_atom, XA_STRING, 8, PropModeReplace, | |
12809 | XSTRING (value)->data, XSTRING (value)->size); | |
12810 | ||
12811 | /* Make sure the property is set when we return. */ | |
12812 | XFlush (FRAME_W32_DISPLAY (f)); | |
12813 | UNBLOCK_INPUT; | |
12814 | ||
767b1ff0 | 12815 | #endif /* TODO */ |
6fc2811b JR |
12816 | |
12817 | return value; | |
12818 | } | |
12819 | ||
12820 | ||
12821 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
12822 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
12823 | doc: /* Remove window property PROP from X window of FRAME. |
12824 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
12825 | (prop, frame) |
12826 | Lisp_Object prop, frame; | |
12827 | { | |
767b1ff0 | 12828 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12829 | |
12830 | struct frame *f = check_x_frame (frame); | |
12831 | Atom prop_atom; | |
12832 | ||
b7826503 | 12833 | CHECK_STRING (prop); |
6fc2811b JR |
12834 | BLOCK_INPUT; |
12835 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12836 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); | |
12837 | ||
12838 | /* Make sure the property is removed when we return. */ | |
12839 | XFlush (FRAME_W32_DISPLAY (f)); | |
12840 | UNBLOCK_INPUT; | |
767b1ff0 | 12841 | #endif /* TODO */ |
6fc2811b JR |
12842 | |
12843 | return prop; | |
12844 | } | |
12845 | ||
12846 | ||
12847 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
12848 | 1, 2, 0, | |
74e1aeec JR |
12849 | doc: /* Value is the value of window property PROP on FRAME. |
12850 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
12851 | if FRAME hasn't a property with name PROP or if PROP has no string | |
12852 | value. */) | |
6fc2811b JR |
12853 | (prop, frame) |
12854 | Lisp_Object prop, frame; | |
12855 | { | |
767b1ff0 | 12856 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12857 | |
12858 | struct frame *f = check_x_frame (frame); | |
12859 | Atom prop_atom; | |
12860 | int rc; | |
12861 | Lisp_Object prop_value = Qnil; | |
12862 | char *tmp_data = NULL; | |
12863 | Atom actual_type; | |
12864 | int actual_format; | |
12865 | unsigned long actual_size, bytes_remaining; | |
12866 | ||
b7826503 | 12867 | CHECK_STRING (prop); |
6fc2811b JR |
12868 | BLOCK_INPUT; |
12869 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12870 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12871 | prop_atom, 0, 0, False, XA_STRING, | |
12872 | &actual_type, &actual_format, &actual_size, | |
12873 | &bytes_remaining, (unsigned char **) &tmp_data); | |
12874 | if (rc == Success) | |
12875 | { | |
12876 | int size = bytes_remaining; | |
12877 | ||
12878 | XFree (tmp_data); | |
12879 | tmp_data = NULL; | |
12880 | ||
12881 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12882 | prop_atom, 0, bytes_remaining, | |
12883 | False, XA_STRING, | |
12884 | &actual_type, &actual_format, | |
12885 | &actual_size, &bytes_remaining, | |
12886 | (unsigned char **) &tmp_data); | |
12887 | if (rc == Success) | |
12888 | prop_value = make_string (tmp_data, size); | |
12889 | ||
12890 | XFree (tmp_data); | |
12891 | } | |
12892 | ||
12893 | UNBLOCK_INPUT; | |
12894 | ||
12895 | return prop_value; | |
12896 | ||
767b1ff0 | 12897 | #endif /* TODO */ |
6fc2811b JR |
12898 | return Qnil; |
12899 | } | |
12900 | ||
12901 | ||
12902 | \f | |
12903 | /*********************************************************************** | |
12904 | Busy cursor | |
12905 | ***********************************************************************/ | |
12906 | ||
f79e6790 | 12907 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 12908 | an hourglass cursor on all frames. */ |
6fc2811b | 12909 | |
0af913d7 | 12910 | static struct atimer *hourglass_atimer; |
6fc2811b | 12911 | |
0af913d7 | 12912 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 12913 | |
0af913d7 | 12914 | static int hourglass_shown_p; |
6fc2811b | 12915 | |
0af913d7 | 12916 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 12917 | |
0af913d7 | 12918 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 12919 | |
0af913d7 | 12920 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
12921 | cursor. */ |
12922 | ||
0af913d7 | 12923 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
12924 | |
12925 | /* Function prototypes. */ | |
12926 | ||
0af913d7 GM |
12927 | static void show_hourglass P_ ((struct atimer *)); |
12928 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
12929 | |
12930 | ||
0af913d7 | 12931 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
12932 | |
12933 | void | |
0af913d7 | 12934 | start_hourglass () |
f79e6790 | 12935 | { |
767b1ff0 | 12936 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12937 | EMACS_TIME delay; |
dfff8a69 | 12938 | int secs, usecs = 0; |
f79e6790 | 12939 | |
0af913d7 | 12940 | cancel_hourglass (); |
f79e6790 | 12941 | |
0af913d7 GM |
12942 | if (INTEGERP (Vhourglass_delay) |
12943 | && XINT (Vhourglass_delay) > 0) | |
12944 | secs = XFASTINT (Vhourglass_delay); | |
12945 | else if (FLOATP (Vhourglass_delay) | |
12946 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
12947 | { |
12948 | Lisp_Object tem; | |
0af913d7 | 12949 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 12950 | secs = XFASTINT (tem); |
0af913d7 | 12951 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 12952 | } |
f79e6790 | 12953 | else |
0af913d7 | 12954 | secs = DEFAULT_HOURGLASS_DELAY; |
f79e6790 | 12955 | |
dfff8a69 | 12956 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
12957 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
12958 | show_hourglass, NULL); | |
f79e6790 JR |
12959 | #endif |
12960 | } | |
12961 | ||
12962 | ||
0af913d7 GM |
12963 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
12964 | cursor if shown. */ | |
f79e6790 JR |
12965 | |
12966 | void | |
0af913d7 | 12967 | cancel_hourglass () |
f79e6790 | 12968 | { |
0af913d7 | 12969 | if (hourglass_atimer) |
dfff8a69 | 12970 | { |
0af913d7 GM |
12971 | cancel_atimer (hourglass_atimer); |
12972 | hourglass_atimer = NULL; | |
dfff8a69 JR |
12973 | } |
12974 | ||
0af913d7 GM |
12975 | if (hourglass_shown_p) |
12976 | hide_hourglass (); | |
f79e6790 JR |
12977 | } |
12978 | ||
12979 | ||
0af913d7 GM |
12980 | /* Timer function of hourglass_atimer. TIMER is equal to |
12981 | hourglass_atimer. | |
f79e6790 | 12982 | |
0af913d7 GM |
12983 | Display an hourglass cursor on all frames by mapping the frames' |
12984 | hourglass_window. Set the hourglass_p flag in the frames' | |
12985 | output_data.x structure to indicate that an hourglass cursor is | |
12986 | shown on the frames. */ | |
f79e6790 JR |
12987 | |
12988 | static void | |
0af913d7 | 12989 | show_hourglass (timer) |
f79e6790 | 12990 | struct atimer *timer; |
6fc2811b | 12991 | { |
767b1ff0 | 12992 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12993 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 12994 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 12995 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 12996 | hourglass_atimer = NULL; |
f79e6790 | 12997 | |
0af913d7 | 12998 | if (!hourglass_shown_p) |
6fc2811b JR |
12999 | { |
13000 | Lisp_Object rest, frame; | |
f79e6790 JR |
13001 | |
13002 | BLOCK_INPUT; | |
13003 | ||
6fc2811b | 13004 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13005 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13006 | { |
13007 | struct frame *f = XFRAME (frame); | |
f79e6790 | 13008 | |
0af913d7 | 13009 | f->output_data.w32->hourglass_p = 1; |
f79e6790 | 13010 | |
0af913d7 | 13011 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13012 | { |
13013 | unsigned long mask = CWCursor; | |
13014 | XSetWindowAttributes attrs; | |
f79e6790 | 13015 | |
0af913d7 | 13016 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
f79e6790 | 13017 | |
0af913d7 | 13018 | f->output_data.w32->hourglass_window |
f79e6790 | 13019 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13020 | FRAME_OUTER_WINDOW (f), |
13021 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13022 | InputOnly, |
13023 | CopyFromParent, | |
6fc2811b JR |
13024 | mask, &attrs); |
13025 | } | |
f79e6790 | 13026 | |
0af913d7 GM |
13027 | XMapRaised (FRAME_X_DISPLAY (f), |
13028 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13029 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13030 | } |
6fc2811b | 13031 | |
0af913d7 | 13032 | hourglass_shown_p = 1; |
f79e6790 JR |
13033 | UNBLOCK_INPUT; |
13034 | } | |
13035 | #endif | |
6fc2811b JR |
13036 | } |
13037 | ||
13038 | ||
0af913d7 | 13039 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13040 | |
f79e6790 | 13041 | static void |
0af913d7 | 13042 | hide_hourglass () |
f79e6790 | 13043 | { |
767b1ff0 | 13044 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13045 | if (hourglass_shown_p) |
6fc2811b | 13046 | { |
f79e6790 JR |
13047 | Lisp_Object rest, frame; |
13048 | ||
13049 | BLOCK_INPUT; | |
13050 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13051 | { |
f79e6790 JR |
13052 | struct frame *f = XFRAME (frame); |
13053 | ||
dc220243 | 13054 | if (FRAME_W32_P (f) |
f79e6790 | 13055 | /* Watch out for newly created frames. */ |
0af913d7 | 13056 | && f->output_data.x->hourglass_window) |
f79e6790 | 13057 | { |
0af913d7 GM |
13058 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13059 | f->output_data.x->hourglass_window); | |
13060 | /* Sync here because XTread_socket looks at the | |
13061 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13062 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13063 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13064 | } |
6fc2811b | 13065 | } |
6fc2811b | 13066 | |
0af913d7 | 13067 | hourglass_shown_p = 0; |
f79e6790 JR |
13068 | UNBLOCK_INPUT; |
13069 | } | |
13070 | #endif | |
6fc2811b JR |
13071 | } |
13072 | ||
13073 | ||
13074 | \f | |
13075 | /*********************************************************************** | |
13076 | Tool tips | |
13077 | ***********************************************************************/ | |
13078 | ||
13079 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13080 | Lisp_Object, Lisp_Object)); |
13081 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13082 | Lisp_Object, int, int, int *, int *)); | |
6fc2811b | 13083 | |
3cf3436e | 13084 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13085 | |
937e601e | 13086 | Lisp_Object tip_frame; |
6fc2811b JR |
13087 | |
13088 | /* If non-nil, a timer started that hides the last tooltip when it | |
13089 | fires. */ | |
13090 | ||
13091 | Lisp_Object tip_timer; | |
13092 | Window tip_window; | |
13093 | ||
3cf3436e JR |
13094 | /* If non-nil, a vector of 3 elements containing the last args |
13095 | with which x-show-tip was called. See there. */ | |
13096 | ||
13097 | Lisp_Object last_show_tip_args; | |
13098 | ||
13099 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13100 | ||
13101 | Lisp_Object Vx_max_tooltip_size; | |
13102 | ||
13103 | ||
937e601e AI |
13104 | static Lisp_Object |
13105 | unwind_create_tip_frame (frame) | |
13106 | Lisp_Object frame; | |
13107 | { | |
c844a81a GM |
13108 | Lisp_Object deleted; |
13109 | ||
13110 | deleted = unwind_create_frame (frame); | |
13111 | if (EQ (deleted, Qt)) | |
13112 | { | |
13113 | tip_window = NULL; | |
13114 | tip_frame = Qnil; | |
13115 | } | |
13116 | ||
13117 | return deleted; | |
937e601e AI |
13118 | } |
13119 | ||
13120 | ||
6fc2811b | 13121 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13122 | PARMS is a list of frame parameters. TEXT is the string to |
13123 | display in the tip frame. Value is the frame. | |
937e601e AI |
13124 | |
13125 | Note that functions called here, esp. x_default_parameter can | |
13126 | signal errors, for instance when a specified color name is | |
13127 | undefined. We have to make sure that we're in a consistent state | |
13128 | when this happens. */ | |
6fc2811b JR |
13129 | |
13130 | static Lisp_Object | |
3cf3436e | 13131 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13132 | struct w32_display_info *dpyinfo; |
3cf3436e | 13133 | Lisp_Object parms, text; |
6fc2811b | 13134 | { |
6fc2811b JR |
13135 | struct frame *f; |
13136 | Lisp_Object frame, tem; | |
13137 | Lisp_Object name; | |
13138 | long window_prompting = 0; | |
13139 | int width, height; | |
dc220243 | 13140 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13141 | struct gcpro gcpro1, gcpro2, gcpro3; |
13142 | struct kboard *kb; | |
3cf3436e JR |
13143 | int face_change_count_before = face_change_count; |
13144 | Lisp_Object buffer; | |
13145 | struct buffer *old_buffer; | |
6fc2811b | 13146 | |
ca56d953 | 13147 | check_w32 (); |
6fc2811b JR |
13148 | |
13149 | /* Use this general default value to start with until we know if | |
13150 | this frame has a specified name. */ | |
13151 | Vx_resource_name = Vinvocation_name; | |
13152 | ||
13153 | #ifdef MULTI_KBOARD | |
13154 | kb = dpyinfo->kboard; | |
13155 | #else | |
13156 | kb = &the_only_kboard; | |
13157 | #endif | |
13158 | ||
13159 | /* Get the name of the frame to use for resource lookup. */ | |
13160 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
13161 | if (!STRINGP (name) | |
13162 | && !EQ (name, Qunbound) | |
13163 | && !NILP (name)) | |
13164 | error ("Invalid frame name--not a string or nil"); | |
13165 | Vx_resource_name = name; | |
13166 | ||
13167 | frame = Qnil; | |
13168 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
13169 | /* Make a frame without minibuffer nor mode-line. */ |
13170 | f = make_frame (0); | |
13171 | f->wants_modeline = 0; | |
6fc2811b | 13172 | XSETFRAME (frame, f); |
3cf3436e JR |
13173 | |
13174 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
13175 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
13176 | old_buffer = current_buffer; | |
13177 | set_buffer_internal_1 (XBUFFER (buffer)); | |
13178 | current_buffer->truncate_lines = Qnil; | |
13179 | Ferase_buffer (); | |
13180 | Finsert (1, &text); | |
13181 | set_buffer_internal_1 (old_buffer); | |
13182 | ||
6fc2811b | 13183 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 13184 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 13185 | |
3cf3436e JR |
13186 | /* By setting the output method, we're essentially saying that |
13187 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
13188 | from this point on, x_destroy_window might screw up reference | |
13189 | counts etc. */ | |
d88c567c | 13190 | f->output_method = output_w32; |
6fc2811b JR |
13191 | f->output_data.w32 = |
13192 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
13193 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
13194 | |
13195 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
13196 | f->icon_name = Qnil; |
13197 | ||
ca56d953 | 13198 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
13199 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
13200 | dpyinfo_refcount = dpyinfo->reference_count; | |
13201 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
13202 | #ifdef MULTI_KBOARD |
13203 | FRAME_KBOARD (f) = kb; | |
13204 | #endif | |
13205 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
13206 | f->output_data.w32->explicit_parent = 0; | |
13207 | ||
13208 | /* Set the name; the functions to which we pass f expect the name to | |
13209 | be set. */ | |
13210 | if (EQ (name, Qunbound) || NILP (name)) | |
13211 | { | |
ca56d953 | 13212 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
13213 | f->explicit_name = 0; |
13214 | } | |
13215 | else | |
13216 | { | |
13217 | f->name = name; | |
13218 | f->explicit_name = 1; | |
13219 | /* use the frame's title when getting resources for this frame. */ | |
13220 | specbind (Qx_resource_name, name); | |
13221 | } | |
13222 | ||
6fc2811b JR |
13223 | /* Extract the window parameters from the supplied values |
13224 | that are needed to determine window geometry. */ | |
13225 | { | |
13226 | Lisp_Object font; | |
13227 | ||
13228 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
13229 | ||
13230 | BLOCK_INPUT; | |
13231 | /* First, try whatever font the caller has specified. */ | |
13232 | if (STRINGP (font)) | |
13233 | { | |
13234 | tem = Fquery_fontset (font, Qnil); | |
13235 | if (STRINGP (tem)) | |
13236 | font = x_new_fontset (f, XSTRING (tem)->data); | |
13237 | else | |
13238 | font = x_new_font (f, XSTRING (font)->data); | |
13239 | } | |
13240 | ||
13241 | /* Try out a font which we hope has bold and italic variations. */ | |
13242 | if (!STRINGP (font)) | |
ca56d953 | 13243 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 13244 | if (! STRINGP (font)) |
ca56d953 | 13245 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13246 | /* If those didn't work, look for something which will at least work. */ |
13247 | if (! STRINGP (font)) | |
ca56d953 | 13248 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13249 | UNBLOCK_INPUT; |
13250 | if (! STRINGP (font)) | |
ca56d953 | 13251 | font = build_string ("Fixedsys"); |
6fc2811b JR |
13252 | |
13253 | x_default_parameter (f, parms, Qfont, font, | |
13254 | "font", "Font", RES_TYPE_STRING); | |
13255 | } | |
13256 | ||
13257 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
13258 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
13259 | /* This defaults to 2 in order to match xterm. We recognize either |
13260 | internalBorderWidth or internalBorder (which is what xterm calls | |
13261 | it). */ | |
13262 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13263 | { | |
13264 | Lisp_Object value; | |
13265 | ||
13266 | value = w32_get_arg (parms, Qinternal_border_width, | |
13267 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
13268 | if (! EQ (value, Qunbound)) | |
13269 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
13270 | parms); | |
13271 | } | |
bfd6edcc | 13272 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
13273 | "internalBorderWidth", "internalBorderWidth", |
13274 | RES_TYPE_NUMBER); | |
13275 | ||
13276 | /* Also do the stuff which must be set before the window exists. */ | |
13277 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
13278 | "foreground", "Foreground", RES_TYPE_STRING); | |
13279 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
13280 | "background", "Background", RES_TYPE_STRING); | |
13281 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
13282 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
13283 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
13284 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
13285 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
13286 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
13287 | ||
13288 | /* Init faces before x_default_parameter is called for scroll-bar | |
13289 | parameters because that function calls x_set_scroll_bar_width, | |
13290 | which calls change_frame_size, which calls Fset_window_buffer, | |
13291 | which runs hooks, which call Fvertical_motion. At the end, we | |
13292 | end up in init_iterator with a null face cache, which should not | |
13293 | happen. */ | |
13294 | init_frame_faces (f); | |
ca56d953 JR |
13295 | |
13296 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 13297 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 13298 | |
6fc2811b JR |
13299 | window_prompting = x_figure_window_size (f, parms); |
13300 | ||
9eb16b62 JR |
13301 | /* No fringes on tip frame. */ |
13302 | f->output_data.w32->fringes_extra = 0; | |
13303 | f->output_data.w32->fringe_cols = 0; | |
13304 | f->output_data.w32->left_fringe_width = 0; | |
13305 | f->output_data.w32->right_fringe_width = 0; | |
13306 | ||
6fc2811b JR |
13307 | if (window_prompting & XNegative) |
13308 | { | |
13309 | if (window_prompting & YNegative) | |
13310 | f->output_data.w32->win_gravity = SouthEastGravity; | |
13311 | else | |
13312 | f->output_data.w32->win_gravity = NorthEastGravity; | |
13313 | } | |
13314 | else | |
13315 | { | |
13316 | if (window_prompting & YNegative) | |
13317 | f->output_data.w32->win_gravity = SouthWestGravity; | |
13318 | else | |
13319 | f->output_data.w32->win_gravity = NorthWestGravity; | |
13320 | } | |
13321 | ||
13322 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
13323 | |
13324 | BLOCK_INPUT; | |
13325 | my_create_tip_window (f); | |
13326 | UNBLOCK_INPUT; | |
6fc2811b JR |
13327 | |
13328 | x_make_gc (f); | |
13329 | ||
13330 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
13331 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13332 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
13333 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13334 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
13335 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
13336 | ||
13337 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
13338 | Change will not be effected unless different from the current | |
13339 | f->height. */ | |
13340 | width = f->width; | |
13341 | height = f->height; | |
13342 | f->height = 0; | |
13343 | SET_FRAME_WIDTH (f, 0); | |
13344 | change_frame_size (f, height, width, 1, 0, 0); | |
13345 | ||
3cf3436e JR |
13346 | /* Set up faces after all frame parameters are known. This call |
13347 | also merges in face attributes specified for new frames. | |
13348 | ||
13349 | Frame parameters may be changed if .Xdefaults contains | |
13350 | specifications for the default font. For example, if there is an | |
13351 | `Emacs.default.attributeBackground: pink', the `background-color' | |
13352 | attribute of the frame get's set, which let's the internal border | |
13353 | of the tooltip frame appear in pink. Prevent this. */ | |
13354 | { | |
13355 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
13356 | ||
13357 | /* Set tip_frame here, so that */ | |
13358 | tip_frame = frame; | |
13359 | call1 (Qface_set_after_frame_default, frame); | |
13360 | ||
13361 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
13362 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
13363 | Qnil)); | |
13364 | } | |
13365 | ||
6fc2811b JR |
13366 | f->no_split = 1; |
13367 | ||
13368 | UNGCPRO; | |
13369 | ||
13370 | /* It is now ok to make the frame official even if we get an error | |
13371 | below. And the frame needs to be on Vframe_list or making it | |
13372 | visible won't work. */ | |
13373 | Vframe_list = Fcons (frame, Vframe_list); | |
13374 | ||
13375 | /* Now that the frame is official, it counts as a reference to | |
13376 | its display. */ | |
13377 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 13378 | |
3cf3436e JR |
13379 | /* Setting attributes of faces of the tooltip frame from resources |
13380 | and similar will increment face_change_count, which leads to the | |
13381 | clearing of all current matrices. Since this isn't necessary | |
13382 | here, avoid it by resetting face_change_count to the value it | |
13383 | had before we created the tip frame. */ | |
13384 | face_change_count = face_change_count_before; | |
13385 | ||
13386 | /* Discard the unwind_protect. */ | |
6fc2811b | 13387 | return unbind_to (count, frame); |
ee78dc32 GV |
13388 | } |
13389 | ||
3cf3436e JR |
13390 | |
13391 | /* Compute where to display tip frame F. PARMS is the list of frame | |
13392 | parameters for F. DX and DY are specified offsets from the current | |
13393 | location of the mouse. WIDTH and HEIGHT are the width and height | |
13394 | of the tooltip. Return coordinates relative to the root window of | |
13395 | the display in *ROOT_X, and *ROOT_Y. */ | |
13396 | ||
13397 | static void | |
13398 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
13399 | struct frame *f; | |
13400 | Lisp_Object parms, dx, dy; | |
13401 | int width, height; | |
13402 | int *root_x, *root_y; | |
13403 | { | |
3cf3436e | 13404 | Lisp_Object left, top; |
3cf3436e JR |
13405 | |
13406 | /* User-specified position? */ | |
13407 | left = Fcdr (Fassq (Qleft, parms)); | |
13408 | top = Fcdr (Fassq (Qtop, parms)); | |
13409 | ||
13410 | /* Move the tooltip window where the mouse pointer is. Resize and | |
13411 | show it. */ | |
ca56d953 | 13412 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 13413 | { |
ca56d953 JR |
13414 | POINT pt; |
13415 | ||
3cf3436e | 13416 | BLOCK_INPUT; |
ca56d953 JR |
13417 | GetCursorPos (&pt); |
13418 | *root_x = pt.x; | |
13419 | *root_y = pt.y; | |
3cf3436e JR |
13420 | UNBLOCK_INPUT; |
13421 | } | |
13422 | ||
13423 | if (INTEGERP (top)) | |
13424 | *root_y = XINT (top); | |
13425 | else if (*root_y + XINT (dy) - height < 0) | |
13426 | *root_y -= XINT (dy); | |
13427 | else | |
13428 | { | |
13429 | *root_y -= height; | |
13430 | *root_y += XINT (dy); | |
13431 | } | |
13432 | ||
13433 | if (INTEGERP (left)) | |
13434 | *root_x = XINT (left); | |
bfd6edcc | 13435 | else if (*root_x + XINT (dx) + width > FRAME_W32_DISPLAY_INFO (f)->width) |
3cf3436e JR |
13436 | *root_x -= width + XINT (dx); |
13437 | else | |
13438 | *root_x += XINT (dx); | |
3cf3436e JR |
13439 | } |
13440 | ||
13441 | ||
71eab8d1 | 13442 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
13443 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
13444 | A tooltip window is a small window displaying a string. | |
13445 | ||
13446 | FRAME nil or omitted means use the selected frame. | |
13447 | ||
13448 | PARMS is an optional list of frame parameters which can be | |
13449 | used to change the tooltip's appearance. | |
13450 | ||
ca56d953 JR |
13451 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
13452 | means use the default timeout of 5 seconds. | |
74e1aeec | 13453 | |
ca56d953 | 13454 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
13455 | the tooltip is displayed at that x-position. Otherwise it is |
13456 | displayed at the mouse position, with offset DX added (default is 5 if | |
13457 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
13458 | parameter is specified, it determines the y-position of the tooltip | |
13459 | window, otherwise it is displayed at the mouse position, with offset | |
13460 | DY added (default is -10). | |
13461 | ||
13462 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
13463 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
13464 | (string, frame, parms, timeout, dx, dy) |
13465 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 13466 | { |
6fc2811b JR |
13467 | struct frame *f; |
13468 | struct window *w; | |
3cf3436e | 13469 | int root_x, root_y; |
6fc2811b JR |
13470 | struct buffer *old_buffer; |
13471 | struct text_pos pos; | |
13472 | int i, width, height; | |
6fc2811b JR |
13473 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
13474 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
ca56d953 | 13475 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13476 | |
13477 | specbind (Qinhibit_redisplay, Qt); | |
ee78dc32 | 13478 | |
dfff8a69 | 13479 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 13480 | |
b7826503 | 13481 | CHECK_STRING (string); |
6fc2811b JR |
13482 | f = check_x_frame (frame); |
13483 | if (NILP (timeout)) | |
13484 | timeout = make_number (5); | |
13485 | else | |
b7826503 | 13486 | CHECK_NATNUM (timeout); |
ee78dc32 | 13487 | |
71eab8d1 AI |
13488 | if (NILP (dx)) |
13489 | dx = make_number (5); | |
13490 | else | |
b7826503 | 13491 | CHECK_NUMBER (dx); |
71eab8d1 AI |
13492 | |
13493 | if (NILP (dy)) | |
dc220243 | 13494 | dy = make_number (-10); |
71eab8d1 | 13495 | else |
b7826503 | 13496 | CHECK_NUMBER (dy); |
71eab8d1 | 13497 | |
dc220243 JR |
13498 | if (NILP (last_show_tip_args)) |
13499 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
13500 | ||
13501 | if (!NILP (tip_frame)) | |
13502 | { | |
13503 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
13504 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
13505 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
13506 | ||
13507 | if (EQ (frame, last_frame) | |
13508 | && !NILP (Fequal (last_string, string)) | |
13509 | && !NILP (Fequal (last_parms, parms))) | |
13510 | { | |
13511 | struct frame *f = XFRAME (tip_frame); | |
13512 | ||
13513 | /* Only DX and DY have changed. */ | |
13514 | if (!NILP (tip_timer)) | |
13515 | { | |
13516 | Lisp_Object timer = tip_timer; | |
13517 | tip_timer = Qnil; | |
13518 | call1 (Qcancel_timer, timer); | |
13519 | } | |
13520 | ||
13521 | BLOCK_INPUT; | |
ca56d953 JR |
13522 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
13523 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
13524 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13525 | root_x, root_y, 0, 0, | |
13526 | SWP_NOSIZE | SWP_NOACTIVATE); | |
dc220243 JR |
13527 | UNBLOCK_INPUT; |
13528 | goto start_timer; | |
13529 | } | |
13530 | } | |
13531 | ||
6fc2811b JR |
13532 | /* Hide a previous tip, if any. */ |
13533 | Fx_hide_tip (); | |
ee78dc32 | 13534 | |
dc220243 JR |
13535 | ASET (last_show_tip_args, 0, string); |
13536 | ASET (last_show_tip_args, 1, frame); | |
13537 | ASET (last_show_tip_args, 2, parms); | |
13538 | ||
6fc2811b JR |
13539 | /* Add default values to frame parameters. */ |
13540 | if (NILP (Fassq (Qname, parms))) | |
13541 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
13542 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13543 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
13544 | if (NILP (Fassq (Qborder_width, parms))) | |
13545 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
13546 | if (NILP (Fassq (Qborder_color, parms))) | |
13547 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
13548 | if (NILP (Fassq (Qbackground_color, parms))) | |
13549 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
13550 | parms); | |
13551 | ||
0e3fcdef JR |
13552 | /* Block input until the tip has been fully drawn, to avoid crashes |
13553 | when drawing tips in menus. */ | |
13554 | BLOCK_INPUT; | |
13555 | ||
6fc2811b JR |
13556 | /* Create a frame for the tooltip, and record it in the global |
13557 | variable tip_frame. */ | |
ca56d953 | 13558 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 13559 | f = XFRAME (frame); |
6fc2811b | 13560 | |
3cf3436e | 13561 | /* Set up the frame's root window. */ |
6fc2811b JR |
13562 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
13563 | w->left = w->top = make_number (0); | |
3cf3436e JR |
13564 | |
13565 | if (CONSP (Vx_max_tooltip_size) | |
13566 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
13567 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
13568 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
13569 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
13570 | { | |
13571 | w->width = XCAR (Vx_max_tooltip_size); | |
13572 | w->height = XCDR (Vx_max_tooltip_size); | |
13573 | } | |
13574 | else | |
13575 | { | |
13576 | w->width = make_number (80); | |
13577 | w->height = make_number (40); | |
13578 | } | |
13579 | ||
13580 | f->window_width = XINT (w->width); | |
6fc2811b JR |
13581 | adjust_glyphs (f); |
13582 | w->pseudo_window_p = 1; | |
13583 | ||
13584 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 13585 | old_buffer = current_buffer; |
3cf3436e JR |
13586 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
13587 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
13588 | clear_glyph_matrix (w->desired_matrix); |
13589 | clear_glyph_matrix (w->current_matrix); | |
13590 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
13591 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
13592 | ||
13593 | /* Compute width and height of the tooltip. */ | |
13594 | width = height = 0; | |
13595 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 13596 | { |
6fc2811b JR |
13597 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
13598 | struct glyph *last; | |
13599 | int row_width; | |
13600 | ||
13601 | /* Stop at the first empty row at the end. */ | |
13602 | if (!row->enabled_p || !row->displays_text_p) | |
13603 | break; | |
13604 | ||
13605 | /* Let the row go over the full width of the frame. */ | |
13606 | row->full_width_p = 1; | |
13607 | ||
4e3a1c61 JR |
13608 | #ifdef TODO /* Investigate why some fonts need more width than is |
13609 | calculated for some tooltips. */ | |
6fc2811b JR |
13610 | /* There's a glyph at the end of rows that is use to place |
13611 | the cursor there. Don't include the width of this glyph. */ | |
13612 | if (row->used[TEXT_AREA]) | |
13613 | { | |
13614 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
13615 | row_width = row->pixel_width - last->pixel_width; | |
13616 | } | |
13617 | else | |
4e3a1c61 | 13618 | #endif |
6fc2811b JR |
13619 | row_width = row->pixel_width; |
13620 | ||
ca56d953 | 13621 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 13622 | height += row->height; |
6fc2811b | 13623 | width = max (width, row_width); |
ee78dc32 GV |
13624 | } |
13625 | ||
6fc2811b JR |
13626 | /* Add the frame's internal border to the width and height the X |
13627 | window should have. */ | |
13628 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
13629 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 13630 | |
6fc2811b JR |
13631 | /* Move the tooltip window where the mouse pointer is. Resize and |
13632 | show it. */ | |
3cf3436e | 13633 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 13634 | |
bfd6edcc JR |
13635 | { |
13636 | /* Adjust Window size to take border into account. */ | |
13637 | RECT rect; | |
13638 | rect.left = rect.top = 0; | |
13639 | rect.right = width; | |
13640 | rect.bottom = height; | |
13641 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
13642 | FRAME_EXTERNAL_MENU_BAR (f)); | |
13643 | ||
13644 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13645 | root_x, root_y, rect.right - rect.left, | |
13646 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
13647 | ||
13648 | /* Let redisplay know that we have made the frame visible already. */ | |
13649 | f->async_visible = 1; | |
13650 | ||
13651 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
13652 | } | |
ee78dc32 | 13653 | |
6fc2811b JR |
13654 | /* Draw into the window. */ |
13655 | w->must_be_updated_p = 1; | |
13656 | update_single_window (w, 1); | |
ee78dc32 | 13657 | |
0e3fcdef JR |
13658 | UNBLOCK_INPUT; |
13659 | ||
6fc2811b JR |
13660 | /* Restore original current buffer. */ |
13661 | set_buffer_internal_1 (old_buffer); | |
13662 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 13663 | |
dc220243 | 13664 | start_timer: |
6fc2811b JR |
13665 | /* Let the tip disappear after timeout seconds. */ |
13666 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
13667 | intern ("x-hide-tip")); | |
ee78dc32 | 13668 | |
dfff8a69 | 13669 | UNGCPRO; |
6fc2811b | 13670 | return unbind_to (count, Qnil); |
ee78dc32 GV |
13671 | } |
13672 | ||
ee78dc32 | 13673 | |
6fc2811b | 13674 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
13675 | doc: /* Hide the current tooltip window, if there is any. |
13676 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
13677 | () |
13678 | { | |
937e601e AI |
13679 | int count; |
13680 | Lisp_Object deleted, frame, timer; | |
13681 | struct gcpro gcpro1, gcpro2; | |
13682 | ||
13683 | /* Return quickly if nothing to do. */ | |
13684 | if (NILP (tip_timer) && NILP (tip_frame)) | |
13685 | return Qnil; | |
13686 | ||
13687 | frame = tip_frame; | |
13688 | timer = tip_timer; | |
13689 | GCPRO2 (frame, timer); | |
13690 | tip_frame = tip_timer = deleted = Qnil; | |
6fc2811b | 13691 | |
937e601e | 13692 | count = BINDING_STACK_SIZE (); |
6fc2811b | 13693 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 13694 | specbind (Qinhibit_quit, Qt); |
6fc2811b | 13695 | |
937e601e | 13696 | if (!NILP (timer)) |
dc220243 | 13697 | call1 (Qcancel_timer, timer); |
ee78dc32 | 13698 | |
937e601e | 13699 | if (FRAMEP (frame)) |
6fc2811b | 13700 | { |
937e601e AI |
13701 | Fdelete_frame (frame, Qnil); |
13702 | deleted = Qt; | |
6fc2811b | 13703 | } |
1edf84e7 | 13704 | |
937e601e AI |
13705 | UNGCPRO; |
13706 | return unbind_to (count, deleted); | |
6fc2811b | 13707 | } |
5ac45f98 | 13708 | |
5ac45f98 | 13709 | |
6fc2811b JR |
13710 | \f |
13711 | /*********************************************************************** | |
13712 | File selection dialog | |
13713 | ***********************************************************************/ | |
13714 | ||
13715 | extern Lisp_Object Qfile_name_history; | |
13716 | ||
13717 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
74e1aeec JR |
13718 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
13719 | Use a file selection dialog. | |
13720 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
13721 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
13722 | (prompt, dir, default_filename, mustmatch) |
13723 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
13724 | { | |
13725 | struct frame *f = SELECTED_FRAME (); | |
13726 | Lisp_Object file = Qnil; | |
13727 | int count = specpdl_ptr - specpdl; | |
13728 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
13729 | char filename[MAX_PATH + 1]; | |
13730 | char init_dir[MAX_PATH + 1]; | |
13731 | int use_dialog_p = 1; | |
13732 | ||
13733 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
13734 | CHECK_STRING (prompt); |
13735 | CHECK_STRING (dir); | |
6fc2811b JR |
13736 | |
13737 | /* Create the dialog with PROMPT as title, using DIR as initial | |
13738 | directory and using "*" as pattern. */ | |
13739 | dir = Fexpand_file_name (dir, Qnil); | |
13740 | strncpy (init_dir, XSTRING (dir)->data, MAX_PATH); | |
13741 | init_dir[MAX_PATH] = '\0'; | |
13742 | unixtodos_filename (init_dir); | |
13743 | ||
13744 | if (STRINGP (default_filename)) | |
13745 | { | |
13746 | char *file_name_only; | |
13747 | char *full_path_name = XSTRING (default_filename)->data; | |
5ac45f98 | 13748 | |
6fc2811b | 13749 | unixtodos_filename (full_path_name); |
5ac45f98 | 13750 | |
6fc2811b JR |
13751 | file_name_only = strrchr (full_path_name, '\\'); |
13752 | if (!file_name_only) | |
13753 | file_name_only = full_path_name; | |
13754 | else | |
13755 | { | |
13756 | file_name_only++; | |
5ac45f98 | 13757 | |
6fc2811b JR |
13758 | /* If default_file_name is a directory, don't use the open |
13759 | file dialog, as it does not support selecting | |
13760 | directories. */ | |
13761 | if (!(*file_name_only)) | |
13762 | use_dialog_p = 0; | |
13763 | } | |
ee78dc32 | 13764 | |
6fc2811b JR |
13765 | strncpy (filename, file_name_only, MAX_PATH); |
13766 | filename[MAX_PATH] = '\0'; | |
13767 | } | |
ee78dc32 | 13768 | else |
6fc2811b | 13769 | filename[0] = '\0'; |
ee78dc32 | 13770 | |
6fc2811b JR |
13771 | if (use_dialog_p) |
13772 | { | |
13773 | OPENFILENAME file_details; | |
5ac45f98 | 13774 | |
6fc2811b JR |
13775 | /* Prevent redisplay. */ |
13776 | specbind (Qinhibit_redisplay, Qt); | |
13777 | BLOCK_INPUT; | |
ee78dc32 | 13778 | |
6fc2811b JR |
13779 | bzero (&file_details, sizeof (file_details)); |
13780 | file_details.lStructSize = sizeof (file_details); | |
13781 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
3cf3436e JR |
13782 | /* Undocumented Bug in Common File Dialog: |
13783 | If a filter is not specified, shell links are not resolved. */ | |
13784 | file_details.lpstrFilter = "ALL Files (*.*)\0*.*\0\0"; | |
6fc2811b JR |
13785 | file_details.lpstrFile = filename; |
13786 | file_details.nMaxFile = sizeof (filename); | |
13787 | file_details.lpstrInitialDir = init_dir; | |
13788 | file_details.lpstrTitle = XSTRING (prompt)->data; | |
13789 | file_details.Flags = OFN_HIDEREADONLY | OFN_NOCHANGEDIR; | |
ee78dc32 | 13790 | |
6fc2811b JR |
13791 | if (!NILP (mustmatch)) |
13792 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
ee78dc32 | 13793 | |
6fc2811b JR |
13794 | if (GetOpenFileName (&file_details)) |
13795 | { | |
13796 | dostounix_filename (filename); | |
13797 | file = build_string (filename); | |
13798 | } | |
ee78dc32 | 13799 | else |
6fc2811b JR |
13800 | file = Qnil; |
13801 | ||
13802 | UNBLOCK_INPUT; | |
13803 | file = unbind_to (count, file); | |
ee78dc32 | 13804 | } |
6fc2811b JR |
13805 | /* Open File dialog will not allow folders to be selected, so resort |
13806 | to minibuffer completing reads for directories. */ | |
13807 | else | |
13808 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
13809 | dir, mustmatch, dir, Qfile_name_history, | |
13810 | default_filename, Qnil); | |
ee78dc32 | 13811 | |
6fc2811b | 13812 | UNGCPRO; |
1edf84e7 | 13813 | |
6fc2811b JR |
13814 | /* Make "Cancel" equivalent to C-g. */ |
13815 | if (NILP (file)) | |
13816 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 13817 | |
dfff8a69 | 13818 | return unbind_to (count, file); |
6fc2811b | 13819 | } |
ee78dc32 | 13820 | |
ee78dc32 | 13821 | |
6fc2811b | 13822 | \f |
6fc2811b JR |
13823 | /*********************************************************************** |
13824 | w32 specialized functions | |
13825 | ***********************************************************************/ | |
ee78dc32 | 13826 | |
fbd6baed | 13827 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 1, 0, |
74e1aeec JR |
13828 | doc: /* Select a font using the W32 font dialog. |
13829 | Returns an X font string corresponding to the selection. */) | |
ee78dc32 GV |
13830 | (frame) |
13831 | Lisp_Object frame; | |
13832 | { | |
13833 | FRAME_PTR f = check_x_frame (frame); | |
13834 | CHOOSEFONT cf; | |
13835 | LOGFONT lf; | |
f46e6225 GV |
13836 | TEXTMETRIC tm; |
13837 | HDC hdc; | |
13838 | HANDLE oldobj; | |
ee78dc32 GV |
13839 | char buf[100]; |
13840 | ||
13841 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 13842 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
13843 | |
13844 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 13845 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
6fc2811b | 13846 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS; |
ee78dc32 GV |
13847 | cf.lpLogFont = &lf; |
13848 | ||
f46e6225 GV |
13849 | /* Initialize as much of the font details as we can from the current |
13850 | default font. */ | |
13851 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
13852 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
13853 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
13854 | if (GetTextMetrics (hdc, &tm)) | |
13855 | { | |
13856 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
13857 | lf.lfWeight = tm.tmWeight; | |
13858 | lf.lfItalic = tm.tmItalic; | |
13859 | lf.lfUnderline = tm.tmUnderlined; | |
13860 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
13861 | lf.lfCharSet = tm.tmCharSet; |
13862 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
13863 | } | |
13864 | SelectObject (hdc, oldobj); | |
6fc2811b | 13865 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 13866 | |
767b1ff0 | 13867 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 13868 | return Qnil; |
ee78dc32 GV |
13869 | |
13870 | return build_string (buf); | |
13871 | } | |
13872 | ||
74e1aeec JR |
13873 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
13874 | Sw32_send_sys_command, 1, 2, 0, | |
13875 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
13876 | Some useful values for command are 0xf030 to maximise frame (0xf020 | |
13877 | to minimize), 0xf120 to restore frame to original size, and 0xf100 | |
13878 | to activate the menubar for keyboard access. 0xf140 activates the | |
13879 | screen saver if defined. | |
13880 | ||
13881 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
13882 | (command, frame) |
13883 | Lisp_Object command, frame; | |
13884 | { | |
1edf84e7 GV |
13885 | FRAME_PTR f = check_x_frame (frame); |
13886 | ||
b7826503 | 13887 | CHECK_NUMBER (command); |
1edf84e7 | 13888 | |
ce6059da | 13889 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
13890 | |
13891 | return Qnil; | |
13892 | } | |
13893 | ||
55dcfc15 | 13894 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
13895 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
13896 | This is a wrapper around the ShellExecute system function, which | |
13897 | invokes the application registered to handle OPERATION for DOCUMENT. | |
13898 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
13899 | nil for the default action), and DOCUMENT is typically the name of a | |
13900 | document file or URL, but can also be a program executable to run or | |
13901 | a directory to open in the Windows Explorer. | |
13902 | ||
13903 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
13904 | containing command line parameters, but otherwise should be nil. | |
13905 | ||
13906 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
13907 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
13908 | otherwise it is an integer representing a ShowWindow flag: | |
13909 | ||
13910 | 0 - start hidden | |
13911 | 1 - start normally | |
13912 | 3 - start maximized | |
13913 | 6 - start minimized */) | |
55dcfc15 AI |
13914 | (operation, document, parameters, show_flag) |
13915 | Lisp_Object operation, document, parameters, show_flag; | |
13916 | { | |
13917 | Lisp_Object current_dir; | |
13918 | ||
b7826503 | 13919 | CHECK_STRING (document); |
55dcfc15 AI |
13920 | |
13921 | /* Encode filename and current directory. */ | |
13922 | current_dir = ENCODE_FILE (current_buffer->directory); | |
13923 | document = ENCODE_FILE (document); | |
13924 | if ((int) ShellExecute (NULL, | |
6fc2811b JR |
13925 | (STRINGP (operation) ? |
13926 | XSTRING (operation)->data : NULL), | |
55dcfc15 AI |
13927 | XSTRING (document)->data, |
13928 | (STRINGP (parameters) ? | |
13929 | XSTRING (parameters)->data : NULL), | |
13930 | XSTRING (current_dir)->data, | |
13931 | (INTEGERP (show_flag) ? | |
13932 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
13933 | > 32) | |
13934 | return Qt; | |
90d97e64 | 13935 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
13936 | } |
13937 | ||
ccc2d29c GV |
13938 | /* Lookup virtual keycode from string representing the name of a |
13939 | non-ascii keystroke into the corresponding virtual key, using | |
13940 | lispy_function_keys. */ | |
13941 | static int | |
13942 | lookup_vk_code (char *key) | |
13943 | { | |
13944 | int i; | |
13945 | ||
13946 | for (i = 0; i < 256; i++) | |
13947 | if (lispy_function_keys[i] != 0 | |
13948 | && strcmp (lispy_function_keys[i], key) == 0) | |
13949 | return i; | |
13950 | ||
13951 | return -1; | |
13952 | } | |
13953 | ||
13954 | /* Convert a one-element vector style key sequence to a hot key | |
13955 | definition. */ | |
13956 | static int | |
13957 | w32_parse_hot_key (key) | |
13958 | Lisp_Object key; | |
13959 | { | |
13960 | /* Copied from Fdefine_key and store_in_keymap. */ | |
13961 | register Lisp_Object c; | |
13962 | int vk_code; | |
13963 | int lisp_modifiers; | |
13964 | int w32_modifiers; | |
13965 | struct gcpro gcpro1; | |
13966 | ||
b7826503 | 13967 | CHECK_VECTOR (key); |
ccc2d29c GV |
13968 | |
13969 | if (XFASTINT (Flength (key)) != 1) | |
13970 | return Qnil; | |
13971 | ||
13972 | GCPRO1 (key); | |
13973 | ||
13974 | c = Faref (key, make_number (0)); | |
13975 | ||
13976 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
13977 | c = Fevent_convert_list (c); | |
13978 | ||
13979 | UNGCPRO; | |
13980 | ||
13981 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
13982 | error ("Key definition is invalid"); | |
13983 | ||
13984 | /* Work out the base key and the modifiers. */ | |
13985 | if (SYMBOLP (c)) | |
13986 | { | |
13987 | c = parse_modifiers (c); | |
13988 | lisp_modifiers = Fcar (Fcdr (c)); | |
13989 | c = Fcar (c); | |
13990 | if (!SYMBOLP (c)) | |
13991 | abort (); | |
13992 | vk_code = lookup_vk_code (XSYMBOL (c)->name->data); | |
13993 | } | |
13994 | else if (INTEGERP (c)) | |
13995 | { | |
13996 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
13997 | /* Many ascii characters are their own virtual key code. */ | |
13998 | vk_code = XINT (c) & CHARACTERBITS; | |
13999 | } | |
14000 | ||
14001 | if (vk_code < 0 || vk_code > 255) | |
14002 | return Qnil; | |
14003 | ||
14004 | if ((lisp_modifiers & meta_modifier) != 0 | |
14005 | && !NILP (Vw32_alt_is_meta)) | |
14006 | lisp_modifiers |= alt_modifier; | |
14007 | ||
71eab8d1 AI |
14008 | /* Supply defs missing from mingw32. */ |
14009 | #ifndef MOD_ALT | |
14010 | #define MOD_ALT 0x0001 | |
14011 | #define MOD_CONTROL 0x0002 | |
14012 | #define MOD_SHIFT 0x0004 | |
14013 | #define MOD_WIN 0x0008 | |
14014 | #endif | |
14015 | ||
ccc2d29c GV |
14016 | /* Convert lisp modifiers to Windows hot-key form. */ |
14017 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14018 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14019 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14020 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14021 | ||
14022 | return HOTKEY (vk_code, w32_modifiers); | |
14023 | } | |
14024 | ||
74e1aeec JR |
14025 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14026 | Sw32_register_hot_key, 1, 1, 0, | |
14027 | doc: /* Register KEY as a hot-key combination. | |
14028 | Certain key combinations like Alt-Tab are reserved for system use on | |
14029 | Windows, and therefore are normally intercepted by the system. However, | |
14030 | most of these key combinations can be received by registering them as | |
14031 | hot-keys, overriding their special meaning. | |
14032 | ||
14033 | KEY must be a one element key definition in vector form that would be | |
14034 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14035 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14036 | is always interpreted as the Windows modifier keys. | |
14037 | ||
14038 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14039 | (key) |
14040 | Lisp_Object key; | |
14041 | { | |
14042 | key = w32_parse_hot_key (key); | |
14043 | ||
14044 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14045 | { | |
14046 | /* Reuse an empty slot if possible. */ | |
14047 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14048 | ||
14049 | /* Safe to add new key to list, even if we have focus. */ | |
14050 | if (NILP (item)) | |
14051 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14052 | else | |
f3fbd155 | 14053 | XSETCAR (item, key); |
ccc2d29c GV |
14054 | |
14055 | /* Notify input thread about new hot-key definition, so that it | |
14056 | takes effect without needing to switch focus. */ | |
14057 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14058 | (WPARAM) key, 0); | |
14059 | } | |
14060 | ||
14061 | return key; | |
14062 | } | |
14063 | ||
74e1aeec JR |
14064 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14065 | Sw32_unregister_hot_key, 1, 1, 0, | |
14066 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
14067 | (key) |
14068 | Lisp_Object key; | |
14069 | { | |
14070 | Lisp_Object item; | |
14071 | ||
14072 | if (!INTEGERP (key)) | |
14073 | key = w32_parse_hot_key (key); | |
14074 | ||
14075 | item = Fmemq (key, w32_grabbed_keys); | |
14076 | ||
14077 | if (!NILP (item)) | |
14078 | { | |
14079 | /* Notify input thread about hot-key definition being removed, so | |
14080 | that it takes effect without needing focus switch. */ | |
14081 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
14082 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
14083 | { | |
14084 | MSG msg; | |
14085 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14086 | } | |
14087 | return Qt; | |
14088 | } | |
14089 | return Qnil; | |
14090 | } | |
14091 | ||
74e1aeec JR |
14092 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
14093 | Sw32_registered_hot_keys, 0, 0, 0, | |
14094 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
14095 | () |
14096 | { | |
14097 | return Fcopy_sequence (w32_grabbed_keys); | |
14098 | } | |
14099 | ||
74e1aeec JR |
14100 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
14101 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
14102 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
14103 | (hotkeyid) |
14104 | Lisp_Object hotkeyid; | |
14105 | { | |
14106 | int vk_code, w32_modifiers; | |
14107 | Lisp_Object key; | |
14108 | ||
b7826503 | 14109 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
14110 | |
14111 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
14112 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
14113 | ||
14114 | if (lispy_function_keys[vk_code]) | |
14115 | key = intern (lispy_function_keys[vk_code]); | |
14116 | else | |
14117 | key = make_number (vk_code); | |
14118 | ||
14119 | key = Fcons (key, Qnil); | |
14120 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 14121 | key = Fcons (Qshift, key); |
ccc2d29c | 14122 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 14123 | key = Fcons (Qctrl, key); |
ccc2d29c | 14124 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 14125 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 14126 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 14127 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
14128 | |
14129 | return key; | |
14130 | } | |
adcc3809 | 14131 | |
74e1aeec JR |
14132 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
14133 | Sw32_toggle_lock_key, 1, 2, 0, | |
14134 | doc: /* Toggle the state of the lock key KEY. | |
14135 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
14136 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
14137 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
14138 | (key, new_state) |
14139 | Lisp_Object key, new_state; | |
14140 | { | |
14141 | int vk_code; | |
adcc3809 GV |
14142 | |
14143 | if (EQ (key, intern ("capslock"))) | |
14144 | vk_code = VK_CAPITAL; | |
14145 | else if (EQ (key, intern ("kp-numlock"))) | |
14146 | vk_code = VK_NUMLOCK; | |
14147 | else if (EQ (key, intern ("scroll"))) | |
14148 | vk_code = VK_SCROLL; | |
14149 | else | |
14150 | return Qnil; | |
14151 | ||
14152 | if (!dwWindowsThreadId) | |
14153 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
14154 | ||
14155 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
14156 | (WPARAM) vk_code, (LPARAM) new_state)) | |
14157 | { | |
14158 | MSG msg; | |
14159 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14160 | return make_number (msg.wParam); | |
14161 | } | |
14162 | return Qnil; | |
14163 | } | |
ee78dc32 | 14164 | \f |
2254bcde | 14165 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
14166 | doc: /* Return storage information about the file system FILENAME is on. |
14167 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
14168 | storage of the file system, FREE is the free storage, and AVAIL is the | |
14169 | storage available to a non-superuser. All 3 numbers are in bytes. | |
14170 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
14171 | (filename) |
14172 | Lisp_Object filename; | |
14173 | { | |
14174 | Lisp_Object encoded, value; | |
14175 | ||
b7826503 | 14176 | CHECK_STRING (filename); |
2254bcde AI |
14177 | filename = Fexpand_file_name (filename, Qnil); |
14178 | encoded = ENCODE_FILE (filename); | |
14179 | ||
14180 | value = Qnil; | |
14181 | ||
14182 | /* Determining the required information on Windows turns out, sadly, | |
14183 | to be more involved than one would hope. The original Win32 api | |
14184 | call for this will return bogus information on some systems, but we | |
14185 | must dynamically probe for the replacement api, since that was | |
14186 | added rather late on. */ | |
14187 | { | |
14188 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
14189 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
14190 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
14191 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
14192 | ||
14193 | /* On Windows, we may need to specify the root directory of the | |
14194 | volume holding FILENAME. */ | |
14195 | char rootname[MAX_PATH]; | |
14196 | char *name = XSTRING (encoded)->data; | |
14197 | ||
14198 | /* find the root name of the volume if given */ | |
14199 | if (isalpha (name[0]) && name[1] == ':') | |
14200 | { | |
14201 | rootname[0] = name[0]; | |
14202 | rootname[1] = name[1]; | |
14203 | rootname[2] = '\\'; | |
14204 | rootname[3] = 0; | |
14205 | } | |
14206 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
14207 | { | |
14208 | char *str = rootname; | |
14209 | int slashes = 4; | |
14210 | do | |
14211 | { | |
14212 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
14213 | break; | |
14214 | *str++ = *name++; | |
14215 | } | |
14216 | while ( *name ); | |
14217 | ||
14218 | *str++ = '\\'; | |
14219 | *str = 0; | |
14220 | } | |
14221 | ||
14222 | if (pfn_GetDiskFreeSpaceEx) | |
14223 | { | |
14224 | LARGE_INTEGER availbytes; | |
14225 | LARGE_INTEGER freebytes; | |
14226 | LARGE_INTEGER totalbytes; | |
14227 | ||
14228 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
14229 | &availbytes, | |
14230 | &totalbytes, | |
14231 | &freebytes)) | |
14232 | value = list3 (make_float ((double) totalbytes.QuadPart), | |
14233 | make_float ((double) freebytes.QuadPart), | |
14234 | make_float ((double) availbytes.QuadPart)); | |
14235 | } | |
14236 | else | |
14237 | { | |
14238 | DWORD sectors_per_cluster; | |
14239 | DWORD bytes_per_sector; | |
14240 | DWORD free_clusters; | |
14241 | DWORD total_clusters; | |
14242 | ||
14243 | if (GetDiskFreeSpace(rootname, | |
14244 | §ors_per_cluster, | |
14245 | &bytes_per_sector, | |
14246 | &free_clusters, | |
14247 | &total_clusters)) | |
14248 | value = list3 (make_float ((double) total_clusters | |
14249 | * sectors_per_cluster * bytes_per_sector), | |
14250 | make_float ((double) free_clusters | |
14251 | * sectors_per_cluster * bytes_per_sector), | |
14252 | make_float ((double) free_clusters | |
14253 | * sectors_per_cluster * bytes_per_sector)); | |
14254 | } | |
14255 | } | |
14256 | ||
14257 | return value; | |
14258 | } | |
14259 | \f | |
0e3fcdef JR |
14260 | /*********************************************************************** |
14261 | Initialization | |
14262 | ***********************************************************************/ | |
14263 | ||
14264 | void | |
fbd6baed | 14265 | syms_of_w32fns () |
ee78dc32 | 14266 | { |
9eb16b62 JR |
14267 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); |
14268 | ||
1edf84e7 GV |
14269 | /* This is zero if not using MS-Windows. */ |
14270 | w32_in_use = 0; | |
14271 | ||
9eb16b62 JR |
14272 | /* TrackMouseEvent not available in all versions of Windows, so must load |
14273 | it dynamically. Do it once, here, instead of every time it is used. */ | |
14274 | track_mouse_event_fn = GetProcAddress (user32_lib, "TrackMouseEvent"); | |
14275 | track_mouse_window = NULL; | |
14276 | ||
ee78dc32 GV |
14277 | /* The section below is built by the lisp expression at the top of the file, |
14278 | just above where these variables are declared. */ | |
14279 | /*&&& init symbols here &&&*/ | |
14280 | Qauto_raise = intern ("auto-raise"); | |
14281 | staticpro (&Qauto_raise); | |
14282 | Qauto_lower = intern ("auto-lower"); | |
14283 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
14284 | Qbar = intern ("bar"); |
14285 | staticpro (&Qbar); | |
14286 | Qborder_color = intern ("border-color"); | |
14287 | staticpro (&Qborder_color); | |
14288 | Qborder_width = intern ("border-width"); | |
14289 | staticpro (&Qborder_width); | |
14290 | Qbox = intern ("box"); | |
14291 | staticpro (&Qbox); | |
14292 | Qcursor_color = intern ("cursor-color"); | |
14293 | staticpro (&Qcursor_color); | |
14294 | Qcursor_type = intern ("cursor-type"); | |
14295 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
14296 | Qgeometry = intern ("geometry"); |
14297 | staticpro (&Qgeometry); | |
14298 | Qicon_left = intern ("icon-left"); | |
14299 | staticpro (&Qicon_left); | |
14300 | Qicon_top = intern ("icon-top"); | |
14301 | staticpro (&Qicon_top); | |
14302 | Qicon_type = intern ("icon-type"); | |
14303 | staticpro (&Qicon_type); | |
14304 | Qicon_name = intern ("icon-name"); | |
14305 | staticpro (&Qicon_name); | |
14306 | Qinternal_border_width = intern ("internal-border-width"); | |
14307 | staticpro (&Qinternal_border_width); | |
14308 | Qleft = intern ("left"); | |
14309 | staticpro (&Qleft); | |
1026b400 RS |
14310 | Qright = intern ("right"); |
14311 | staticpro (&Qright); | |
ee78dc32 GV |
14312 | Qmouse_color = intern ("mouse-color"); |
14313 | staticpro (&Qmouse_color); | |
14314 | Qnone = intern ("none"); | |
14315 | staticpro (&Qnone); | |
14316 | Qparent_id = intern ("parent-id"); | |
14317 | staticpro (&Qparent_id); | |
14318 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
14319 | staticpro (&Qscroll_bar_width); | |
14320 | Qsuppress_icon = intern ("suppress-icon"); | |
14321 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
14322 | Qundefined_color = intern ("undefined-color"); |
14323 | staticpro (&Qundefined_color); | |
14324 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
14325 | staticpro (&Qvertical_scroll_bars); | |
14326 | Qvisibility = intern ("visibility"); | |
14327 | staticpro (&Qvisibility); | |
14328 | Qwindow_id = intern ("window-id"); | |
14329 | staticpro (&Qwindow_id); | |
14330 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
14331 | staticpro (&Qx_frame_parameter); | |
14332 | Qx_resource_name = intern ("x-resource-name"); | |
14333 | staticpro (&Qx_resource_name); | |
14334 | Quser_position = intern ("user-position"); | |
14335 | staticpro (&Quser_position); | |
14336 | Quser_size = intern ("user-size"); | |
14337 | staticpro (&Quser_size); | |
6fc2811b JR |
14338 | Qscreen_gamma = intern ("screen-gamma"); |
14339 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
14340 | Qline_spacing = intern ("line-spacing"); |
14341 | staticpro (&Qline_spacing); | |
14342 | Qcenter = intern ("center"); | |
14343 | staticpro (&Qcenter); | |
dc220243 JR |
14344 | Qcancel_timer = intern ("cancel-timer"); |
14345 | staticpro (&Qcancel_timer); | |
ee78dc32 GV |
14346 | /* This is the end of symbol initialization. */ |
14347 | ||
adcc3809 GV |
14348 | Qhyper = intern ("hyper"); |
14349 | staticpro (&Qhyper); | |
14350 | Qsuper = intern ("super"); | |
14351 | staticpro (&Qsuper); | |
14352 | Qmeta = intern ("meta"); | |
14353 | staticpro (&Qmeta); | |
14354 | Qalt = intern ("alt"); | |
14355 | staticpro (&Qalt); | |
14356 | Qctrl = intern ("ctrl"); | |
14357 | staticpro (&Qctrl); | |
14358 | Qcontrol = intern ("control"); | |
14359 | staticpro (&Qcontrol); | |
14360 | Qshift = intern ("shift"); | |
14361 | staticpro (&Qshift); | |
14362 | ||
6fc2811b JR |
14363 | /* Text property `display' should be nonsticky by default. */ |
14364 | Vtext_property_default_nonsticky | |
14365 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
14366 | ||
14367 | ||
14368 | Qlaplace = intern ("laplace"); | |
14369 | staticpro (&Qlaplace); | |
3cf3436e JR |
14370 | Qemboss = intern ("emboss"); |
14371 | staticpro (&Qemboss); | |
14372 | Qedge_detection = intern ("edge-detection"); | |
14373 | staticpro (&Qedge_detection); | |
14374 | Qheuristic = intern ("heuristic"); | |
14375 | staticpro (&Qheuristic); | |
14376 | QCmatrix = intern (":matrix"); | |
14377 | staticpro (&QCmatrix); | |
14378 | QCcolor_adjustment = intern (":color-adjustment"); | |
14379 | staticpro (&QCcolor_adjustment); | |
14380 | QCmask = intern (":mask"); | |
14381 | staticpro (&QCmask); | |
6fc2811b | 14382 | |
4b817373 RS |
14383 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
14384 | staticpro (&Qface_set_after_frame_default); | |
14385 | ||
ee78dc32 GV |
14386 | Fput (Qundefined_color, Qerror_conditions, |
14387 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
14388 | Fput (Qundefined_color, Qerror_message, | |
14389 | build_string ("Undefined color")); | |
14390 | ||
ccc2d29c GV |
14391 | staticpro (&w32_grabbed_keys); |
14392 | w32_grabbed_keys = Qnil; | |
14393 | ||
fbd6baed | 14394 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 14395 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 14396 | Vw32_color_map = Qnil; |
ee78dc32 | 14397 | |
fbd6baed | 14398 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
14399 | doc: /* Non-nil if alt key presses are passed on to Windows. |
14400 | When non-nil, for example, alt pressed and released and then space will | |
14401 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 14402 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 14403 | |
fbd6baed | 14404 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
14405 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
14406 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 14407 | Vw32_alt_is_meta = Qt; |
8c205c63 | 14408 | |
7d081355 | 14409 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 14410 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
14411 | XSETINT (Vw32_quit_key, 0); |
14412 | ||
ccc2d29c GV |
14413 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
14414 | &Vw32_pass_lwindow_to_system, | |
74e1aeec JR |
14415 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
14416 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14417 | Vw32_pass_lwindow_to_system = Qt; |
14418 | ||
14419 | DEFVAR_LISP ("w32-pass-rwindow-to-system", | |
14420 | &Vw32_pass_rwindow_to_system, | |
74e1aeec JR |
14421 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
14422 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14423 | Vw32_pass_rwindow_to_system = Qt; |
14424 | ||
adcc3809 GV |
14425 | DEFVAR_INT ("w32-phantom-key-code", |
14426 | &Vw32_phantom_key_code, | |
74e1aeec JR |
14427 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
14428 | Value is a number between 0 and 255. | |
14429 | ||
14430 | Phantom key presses are generated in order to stop the system from | |
14431 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
14432 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
14433 | /* Although 255 is technically not a valid key code, it works and |
14434 | means that this hack won't interfere with any real key code. */ | |
14435 | Vw32_phantom_key_code = 255; | |
adcc3809 | 14436 | |
ccc2d29c GV |
14437 | DEFVAR_LISP ("w32-enable-num-lock", |
14438 | &Vw32_enable_num_lock, | |
74e1aeec JR |
14439 | doc: /* Non-nil if Num Lock should act normally. |
14440 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
14441 | Vw32_enable_num_lock = Qt; |
14442 | ||
14443 | DEFVAR_LISP ("w32-enable-caps-lock", | |
14444 | &Vw32_enable_caps_lock, | |
74e1aeec JR |
14445 | doc: /* Non-nil if Caps Lock should act normally. |
14446 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
14447 | Vw32_enable_caps_lock = Qt; |
14448 | ||
14449 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
14450 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
14451 | doc: /* Modifier to use for the Scroll Lock on state. |
14452 | The value can be hyper, super, meta, alt, control or shift for the | |
14453 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
14454 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14455 | Vw32_scroll_lock_modifier = Qt; |
14456 | ||
14457 | DEFVAR_LISP ("w32-lwindow-modifier", | |
14458 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
14459 | doc: /* Modifier to use for the left \"Windows\" key. |
14460 | The value can be hyper, super, meta, alt, control or shift for the | |
14461 | respective modifier, or nil to appear as the key `lwindow'. | |
14462 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14463 | Vw32_lwindow_modifier = Qnil; |
14464 | ||
14465 | DEFVAR_LISP ("w32-rwindow-modifier", | |
14466 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
14467 | doc: /* Modifier to use for the right \"Windows\" key. |
14468 | The value can be hyper, super, meta, alt, control or shift for the | |
14469 | respective modifier, or nil to appear as the key `rwindow'. | |
14470 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14471 | Vw32_rwindow_modifier = Qnil; |
14472 | ||
14473 | DEFVAR_LISP ("w32-apps-modifier", | |
14474 | &Vw32_apps_modifier, | |
74e1aeec JR |
14475 | doc: /* Modifier to use for the \"Apps\" key. |
14476 | The value can be hyper, super, meta, alt, control or shift for the | |
14477 | respective modifier, or nil to appear as the key `apps'. | |
14478 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 14479 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 14480 | |
212da13b | 14481 | DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts, |
74e1aeec | 14482 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
6fc2811b | 14483 | Vw32_enable_synthesized_fonts = Qnil; |
5ac45f98 | 14484 | |
fbd6baed | 14485 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 14486 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 14487 | Vw32_enable_palette = Qt; |
5ac45f98 | 14488 | |
fbd6baed GV |
14489 | DEFVAR_INT ("w32-mouse-button-tolerance", |
14490 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
14491 | doc: /* Analogue of double click interval for faking middle mouse events. |
14492 | The value is the minimum time in milliseconds that must elapse between | |
14493 | left/right button down events before they are considered distinct events. | |
14494 | If both mouse buttons are depressed within this interval, a middle mouse | |
14495 | button down event is generated instead. */); | |
fbd6baed | 14496 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 14497 | |
fbd6baed GV |
14498 | DEFVAR_INT ("w32-mouse-move-interval", |
14499 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
14500 | doc: /* Minimum interval between mouse move events. |
14501 | The value is the minimum time in milliseconds that must elapse between | |
14502 | successive mouse move (or scroll bar drag) events before they are | |
14503 | reported as lisp events. */); | |
247be837 | 14504 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 14505 | |
ee78dc32 GV |
14506 | init_x_parm_symbols (); |
14507 | ||
14508 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
74e1aeec | 14509 | doc: /* List of directories to search for bitmap files for w32. */); |
ee78dc32 GV |
14510 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
14511 | ||
14512 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
14513 | doc: /* The shape of the pointer when over text. |
14514 | Changing the value does not affect existing frames | |
14515 | unless you set the mouse color. */); | |
ee78dc32 GV |
14516 | Vx_pointer_shape = Qnil; |
14517 | ||
14518 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
14519 | doc: /* The name Emacs uses to look up resources; for internal use only. |
14520 | `x-get-resource' uses this as the first component of the instance name | |
14521 | when requesting resource values. | |
14522 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
14523 | was invoked, or to the value specified with the `-name' or `-rn' | |
14524 | switches, if present. */); | |
ee78dc32 GV |
14525 | Vx_resource_name = Qnil; |
14526 | ||
14527 | Vx_nontext_pointer_shape = Qnil; | |
14528 | ||
14529 | Vx_mode_pointer_shape = Qnil; | |
14530 | ||
0af913d7 | 14531 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
14532 | doc: /* The shape of the pointer when Emacs is busy. |
14533 | This variable takes effect when you create a new frame | |
14534 | or when you set the mouse color. */); | |
0af913d7 | 14535 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 14536 | |
0af913d7 | 14537 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 14538 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 14539 | display_hourglass_p = 1; |
6fc2811b | 14540 | |
0af913d7 | 14541 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
14542 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
14543 | Value must be an integer or float. */); | |
0af913d7 | 14544 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 14545 | |
6fc2811b | 14546 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 14547 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
14548 | doc: /* The shape of the pointer when over mouse-sensitive text. |
14549 | This variable takes effect when you create a new frame | |
14550 | or when you set the mouse color. */); | |
ee78dc32 GV |
14551 | Vx_sensitive_text_pointer_shape = Qnil; |
14552 | ||
4694d762 JR |
14553 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
14554 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
14555 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
14556 | This variable takes effect when you create a new frame | |
14557 | or when you set the mouse color. */); | |
4694d762 JR |
14558 | Vx_window_horizontal_drag_shape = Qnil; |
14559 | ||
ee78dc32 | 14560 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 14561 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
14562 | Vx_cursor_fore_pixel = Qnil; |
14563 | ||
3cf3436e | 14564 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
14565 | doc: /* Maximum size for tooltips. |
14566 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e JR |
14567 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
14568 | ||
ee78dc32 | 14569 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
14570 | doc: /* Non-nil if no window manager is in use. |
14571 | Emacs doesn't try to figure this out; this is always nil | |
14572 | unless you set it to something else. */); | |
ee78dc32 GV |
14573 | /* We don't have any way to find this out, so set it to nil |
14574 | and maybe the user would like to set it to t. */ | |
14575 | Vx_no_window_manager = Qnil; | |
14576 | ||
4587b026 GV |
14577 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
14578 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
14579 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
14580 | ||
14581 | Since Emacs gets width of a font matching with this regexp from | |
14582 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
14583 | such a font. This is especially effective for such large fonts as | |
14584 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
14585 | Vx_pixel_size_width_font_regexp = Qnil; |
14586 | ||
6fc2811b | 14587 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
14588 | doc: /* Time after which cached images are removed from the cache. |
14589 | When an image has not been displayed this many seconds, remove it | |
14590 | from the image cache. Value must be an integer or nil with nil | |
14591 | meaning don't clear the cache. */); | |
6fc2811b JR |
14592 | Vimage_cache_eviction_delay = make_number (30 * 60); |
14593 | ||
33d52f9c GV |
14594 | DEFVAR_LISP ("w32-bdf-filename-alist", |
14595 | &Vw32_bdf_filename_alist, | |
74e1aeec | 14596 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
14597 | Vw32_bdf_filename_alist = Qnil; |
14598 | ||
1075afa9 GV |
14599 | DEFVAR_BOOL ("w32-strict-fontnames", |
14600 | &w32_strict_fontnames, | |
74e1aeec JR |
14601 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
14602 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
14603 | and allows third-party CJK display to work by specifying false charset | |
14604 | fields to trick Emacs into translating to Big5, SJIS etc. | |
14605 | Setting this to t will prevent wrong fonts being selected when | |
14606 | fontsets are automatically created. */); | |
1075afa9 GV |
14607 | w32_strict_fontnames = 0; |
14608 | ||
c0611964 AI |
14609 | DEFVAR_BOOL ("w32-strict-painting", |
14610 | &w32_strict_painting, | |
74e1aeec JR |
14611 | doc: /* Non-nil means use strict rules for repainting frames. |
14612 | Set this to nil to get the old behaviour for repainting; this should | |
14613 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
14614 | w32_strict_painting = 1; |
14615 | ||
dfff8a69 JR |
14616 | DEFVAR_LISP ("w32-charset-info-alist", |
14617 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
14618 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
14619 | Each entry should be of the form: | |
74e1aeec JR |
14620 | |
14621 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
14622 | ||
14623 | where CHARSET_NAME is a string used in font names to identify the charset, | |
14624 | WINDOWS_CHARSET is a symbol that can be one of: | |
14625 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
14626 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
14627 | w32-charset-chinesebig5, | |
dfff8a69 | 14628 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
14629 | w32-charset-johab, w32-charset-hebrew, |
14630 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
14631 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
14632 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
14633 | #endif |
14634 | #ifdef UNICODE_CHARSET | |
74e1aeec | 14635 | w32-charset-unicode, |
dfff8a69 | 14636 | #endif |
74e1aeec JR |
14637 | or w32-charset-oem. |
14638 | CODEPAGE should be an integer specifying the codepage that should be used | |
14639 | to display the character set, t to do no translation and output as Unicode, | |
14640 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
14641 | versions of Windows) characters. */); | |
dfff8a69 JR |
14642 | Vw32_charset_info_alist = Qnil; |
14643 | ||
14644 | staticpro (&Qw32_charset_ansi); | |
14645 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
14646 | staticpro (&Qw32_charset_symbol); | |
14647 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
14648 | staticpro (&Qw32_charset_shiftjis); | |
14649 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
14650 | staticpro (&Qw32_charset_hangeul); |
14651 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
14652 | staticpro (&Qw32_charset_chinesebig5); |
14653 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
14654 | staticpro (&Qw32_charset_gb2312); | |
14655 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
14656 | staticpro (&Qw32_charset_oem); | |
14657 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
14658 | ||
14659 | #ifdef JOHAB_CHARSET | |
14660 | { | |
14661 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
14662 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
14663 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14664 | |
14665 | staticpro (&Qw32_charset_johab); | |
14666 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
14667 | staticpro (&Qw32_charset_easteurope); | |
14668 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
14669 | staticpro (&Qw32_charset_turkish); | |
14670 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
14671 | staticpro (&Qw32_charset_baltic); | |
14672 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
14673 | staticpro (&Qw32_charset_russian); | |
14674 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
14675 | staticpro (&Qw32_charset_arabic); | |
14676 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
14677 | staticpro (&Qw32_charset_greek); | |
14678 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
14679 | staticpro (&Qw32_charset_hebrew); | |
14680 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
14681 | staticpro (&Qw32_charset_vietnamese); |
14682 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
14683 | staticpro (&Qw32_charset_thai); |
14684 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
14685 | staticpro (&Qw32_charset_mac); | |
14686 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
14687 | } | |
14688 | #endif | |
14689 | ||
14690 | #ifdef UNICODE_CHARSET | |
14691 | { | |
14692 | static int w32_unicode_charset_defined = 1; | |
14693 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
14694 | &w32_unicode_charset_defined, |
14695 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14696 | |
14697 | staticpro (&Qw32_charset_unicode); | |
14698 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
14699 | #endif | |
14700 | ||
ee78dc32 | 14701 | defsubr (&Sx_get_resource); |
767b1ff0 | 14702 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
14703 | defsubr (&Sx_change_window_property); |
14704 | defsubr (&Sx_delete_window_property); | |
14705 | defsubr (&Sx_window_property); | |
14706 | #endif | |
2d764c78 | 14707 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 14708 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
14709 | defsubr (&Sxw_color_defined_p); |
14710 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
14711 | defsubr (&Sx_server_max_request_size); |
14712 | defsubr (&Sx_server_vendor); | |
14713 | defsubr (&Sx_server_version); | |
14714 | defsubr (&Sx_display_pixel_width); | |
14715 | defsubr (&Sx_display_pixel_height); | |
14716 | defsubr (&Sx_display_mm_width); | |
14717 | defsubr (&Sx_display_mm_height); | |
14718 | defsubr (&Sx_display_screens); | |
14719 | defsubr (&Sx_display_planes); | |
14720 | defsubr (&Sx_display_color_cells); | |
14721 | defsubr (&Sx_display_visual_class); | |
14722 | defsubr (&Sx_display_backing_store); | |
14723 | defsubr (&Sx_display_save_under); | |
14724 | defsubr (&Sx_parse_geometry); | |
14725 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
14726 | defsubr (&Sx_open_connection); |
14727 | defsubr (&Sx_close_connection); | |
14728 | defsubr (&Sx_display_list); | |
14729 | defsubr (&Sx_synchronize); | |
14730 | ||
fbd6baed | 14731 | /* W32 specific functions */ |
ee78dc32 | 14732 | |
1edf84e7 | 14733 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
14734 | defsubr (&Sw32_select_font); |
14735 | defsubr (&Sw32_define_rgb_color); | |
14736 | defsubr (&Sw32_default_color_map); | |
14737 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 14738 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 14739 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
14740 | defsubr (&Sw32_register_hot_key); |
14741 | defsubr (&Sw32_unregister_hot_key); | |
14742 | defsubr (&Sw32_registered_hot_keys); | |
14743 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 14744 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 14745 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 14746 | |
2254bcde AI |
14747 | defsubr (&Sfile_system_info); |
14748 | ||
4587b026 GV |
14749 | /* Setting callback functions for fontset handler. */ |
14750 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
14751 | |
14752 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
14753 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 14754 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
14755 | #endif |
14756 | ||
4587b026 GV |
14757 | load_font_func = w32_load_font; |
14758 | find_ccl_program_func = w32_find_ccl_program; | |
14759 | query_font_func = w32_query_font; | |
14760 | set_frame_fontset_func = x_set_font; | |
14761 | check_window_system_func = check_w32; | |
6fc2811b | 14762 | |
767b1ff0 | 14763 | #if 0 /* TODO Image support for W32 */ |
6fc2811b JR |
14764 | /* Images. */ |
14765 | Qxbm = intern ("xbm"); | |
14766 | staticpro (&Qxbm); | |
14767 | QCtype = intern (":type"); | |
14768 | staticpro (&QCtype); | |
a93f4566 GM |
14769 | QCconversion = intern (":conversion"); |
14770 | staticpro (&QCconversion); | |
6fc2811b JR |
14771 | QCheuristic_mask = intern (":heuristic-mask"); |
14772 | staticpro (&QCheuristic_mask); | |
14773 | QCcolor_symbols = intern (":color-symbols"); | |
14774 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
14775 | QCascent = intern (":ascent"); |
14776 | staticpro (&QCascent); | |
14777 | QCmargin = intern (":margin"); | |
14778 | staticpro (&QCmargin); | |
14779 | QCrelief = intern (":relief"); | |
14780 | staticpro (&QCrelief); | |
14781 | Qpostscript = intern ("postscript"); | |
14782 | staticpro (&Qpostscript); | |
14783 | QCloader = intern (":loader"); | |
14784 | staticpro (&QCloader); | |
14785 | QCbounding_box = intern (":bounding-box"); | |
14786 | staticpro (&QCbounding_box); | |
14787 | QCpt_width = intern (":pt-width"); | |
14788 | staticpro (&QCpt_width); | |
14789 | QCpt_height = intern (":pt-height"); | |
14790 | staticpro (&QCpt_height); | |
14791 | QCindex = intern (":index"); | |
14792 | staticpro (&QCindex); | |
14793 | Qpbm = intern ("pbm"); | |
14794 | staticpro (&Qpbm); | |
14795 | ||
14796 | #if HAVE_XPM | |
14797 | Qxpm = intern ("xpm"); | |
14798 | staticpro (&Qxpm); | |
14799 | #endif | |
14800 | ||
14801 | #if HAVE_JPEG | |
14802 | Qjpeg = intern ("jpeg"); | |
14803 | staticpro (&Qjpeg); | |
14804 | #endif | |
14805 | ||
14806 | #if HAVE_TIFF | |
14807 | Qtiff = intern ("tiff"); | |
14808 | staticpro (&Qtiff); | |
14809 | #endif | |
14810 | ||
14811 | #if HAVE_GIF | |
14812 | Qgif = intern ("gif"); | |
14813 | staticpro (&Qgif); | |
14814 | #endif | |
14815 | ||
14816 | #if HAVE_PNG | |
14817 | Qpng = intern ("png"); | |
14818 | staticpro (&Qpng); | |
14819 | #endif | |
14820 | ||
14821 | defsubr (&Sclear_image_cache); | |
14822 | ||
14823 | #if GLYPH_DEBUG | |
14824 | defsubr (&Simagep); | |
14825 | defsubr (&Slookup_image); | |
14826 | #endif | |
767b1ff0 | 14827 | #endif /* TODO */ |
6fc2811b | 14828 | |
0af913d7 GM |
14829 | hourglass_atimer = NULL; |
14830 | hourglass_shown_p = 0; | |
6fc2811b JR |
14831 | defsubr (&Sx_show_tip); |
14832 | defsubr (&Sx_hide_tip); | |
6fc2811b | 14833 | tip_timer = Qnil; |
57fa2774 JR |
14834 | staticpro (&tip_timer); |
14835 | tip_frame = Qnil; | |
14836 | staticpro (&tip_frame); | |
6fc2811b | 14837 | |
ca56d953 JR |
14838 | last_show_tip_args = Qnil; |
14839 | staticpro (&last_show_tip_args); | |
14840 | ||
6fc2811b JR |
14841 | defsubr (&Sx_file_dialog); |
14842 | } | |
14843 | ||
14844 | ||
14845 | void | |
14846 | init_xfns () | |
14847 | { | |
14848 | image_types = NULL; | |
14849 | Vimage_types = Qnil; | |
14850 | ||
767b1ff0 | 14851 | #if 0 /* TODO : Image support for W32 */ |
6fc2811b JR |
14852 | define_image_type (&xbm_type); |
14853 | define_image_type (&gs_type); | |
14854 | define_image_type (&pbm_type); | |
14855 | ||
14856 | #if HAVE_XPM | |
14857 | define_image_type (&xpm_type); | |
14858 | #endif | |
14859 | ||
14860 | #if HAVE_JPEG | |
14861 | define_image_type (&jpeg_type); | |
14862 | #endif | |
14863 | ||
14864 | #if HAVE_TIFF | |
14865 | define_image_type (&tiff_type); | |
14866 | #endif | |
14867 | ||
14868 | #if HAVE_GIF | |
14869 | define_image_type (&gif_type); | |
14870 | #endif | |
14871 | ||
14872 | #if HAVE_PNG | |
14873 | define_image_type (&png_type); | |
14874 | #endif | |
767b1ff0 | 14875 | #endif /* TODO */ |
ee78dc32 GV |
14876 | } |
14877 | ||
14878 | #undef abort | |
14879 | ||
14880 | void | |
fbd6baed | 14881 | w32_abort() |
ee78dc32 | 14882 | { |
5ac45f98 GV |
14883 | int button; |
14884 | button = MessageBox (NULL, | |
14885 | "A fatal error has occurred!\n\n" | |
14886 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
14887 | "Emacs Abort Dialog", | |
14888 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
14889 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
14890 | switch (button) | |
14891 | { | |
14892 | case IDRETRY: | |
14893 | DebugBreak (); | |
14894 | break; | |
14895 | case IDIGNORE: | |
14896 | break; | |
14897 | case IDABORT: | |
14898 | default: | |
14899 | abort (); | |
14900 | break; | |
14901 | } | |
ee78dc32 | 14902 | } |
d573caac | 14903 | |
83c75055 GV |
14904 | /* For convenience when debugging. */ |
14905 | int | |
14906 | w32_last_error() | |
14907 | { | |
14908 | return GetLastError (); | |
14909 | } |