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)); | |
fbd6baed | 1083 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1084 | store_in_alist (alistptr, Qwindow_id, |
1085 | build_string (buf)); | |
1086 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1087 | FRAME_SAMPLE_VISIBILITY (f); | |
1088 | store_in_alist (alistptr, Qvisibility, | |
1089 | (FRAME_VISIBLE_P (f) ? Qt | |
1090 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1091 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1092 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1093 | } |
1094 | \f | |
1095 | ||
74e1aeec JR |
1096 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1097 | Sw32_define_rgb_color, 4, 4, 0, | |
1098 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1099 | This adds or updates a named color to w32-color-map, making it | |
1100 | available for use. The original entry's RGB ref is returned, or nil | |
1101 | if the entry is new. */) | |
5ac45f98 GV |
1102 | (red, green, blue, name) |
1103 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1104 | { |
5ac45f98 GV |
1105 | Lisp_Object rgb; |
1106 | Lisp_Object oldrgb = Qnil; | |
1107 | Lisp_Object entry; | |
1108 | ||
b7826503 PJ |
1109 | CHECK_NUMBER (red); |
1110 | CHECK_NUMBER (green); | |
1111 | CHECK_NUMBER (blue); | |
1112 | CHECK_STRING (name); | |
ee78dc32 | 1113 | |
5ac45f98 | 1114 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1115 | |
5ac45f98 | 1116 | BLOCK_INPUT; |
ee78dc32 | 1117 | |
fbd6baed GV |
1118 | /* replace existing entry in w32-color-map or add new entry. */ |
1119 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1120 | if (NILP (entry)) |
1121 | { | |
1122 | entry = Fcons (name, rgb); | |
fbd6baed | 1123 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1124 | } |
1125 | else | |
1126 | { | |
1127 | oldrgb = Fcdr (entry); | |
1128 | Fsetcdr (entry, rgb); | |
1129 | } | |
1130 | ||
1131 | UNBLOCK_INPUT; | |
1132 | ||
1133 | return (oldrgb); | |
ee78dc32 GV |
1134 | } |
1135 | ||
74e1aeec JR |
1136 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1137 | Sw32_load_color_file, 1, 1, 0, | |
1138 | doc: /* Create an alist of color entries from an external file. | |
1139 | Assign this value to w32-color-map to replace the existing color map. | |
1140 | ||
1141 | The file should define one named RGB color per line like so: | |
1142 | R G B name | |
1143 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1144 | (filename) |
1145 | Lisp_Object filename; | |
1146 | { | |
1147 | FILE *fp; | |
1148 | Lisp_Object cmap = Qnil; | |
1149 | Lisp_Object abspath; | |
1150 | ||
b7826503 | 1151 | CHECK_STRING (filename); |
5ac45f98 GV |
1152 | abspath = Fexpand_file_name (filename, Qnil); |
1153 | ||
1154 | fp = fopen (XSTRING (filename)->data, "rt"); | |
1155 | if (fp) | |
1156 | { | |
1157 | char buf[512]; | |
1158 | int red, green, blue; | |
1159 | int num; | |
1160 | ||
1161 | BLOCK_INPUT; | |
1162 | ||
1163 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1164 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1165 | { | |
1166 | char *name = buf + num; | |
1167 | num = strlen (name) - 1; | |
1168 | if (name[num] == '\n') | |
1169 | name[num] = 0; | |
1170 | cmap = Fcons (Fcons (build_string (name), | |
1171 | make_number (RGB (red, green, blue))), | |
1172 | cmap); | |
1173 | } | |
1174 | } | |
1175 | fclose (fp); | |
1176 | ||
1177 | UNBLOCK_INPUT; | |
1178 | } | |
1179 | ||
1180 | return cmap; | |
1181 | } | |
ee78dc32 | 1182 | |
fbd6baed | 1183 | /* The default colors for the w32 color map */ |
ee78dc32 GV |
1184 | typedef struct colormap_t |
1185 | { | |
1186 | char *name; | |
1187 | COLORREF colorref; | |
1188 | } colormap_t; | |
1189 | ||
fbd6baed | 1190 | colormap_t w32_color_map[] = |
ee78dc32 | 1191 | { |
1da8a614 GV |
1192 | {"snow" , PALETTERGB (255,250,250)}, |
1193 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1194 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1195 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1196 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1197 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1198 | {"floral white" , PALETTERGB (255,250,240)}, | |
1199 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1200 | {"old lace" , PALETTERGB (253,245,230)}, | |
1201 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1202 | {"linen" , PALETTERGB (250,240,230)}, | |
1203 | {"antique white" , PALETTERGB (250,235,215)}, | |
1204 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1205 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1206 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1207 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1208 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1209 | {"bisque" , PALETTERGB (255,228,196)}, | |
1210 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1211 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1212 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1213 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1214 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1215 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1216 | {"ivory" , PALETTERGB (255,255,240)}, | |
1217 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1218 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1219 | {"seashell" , PALETTERGB (255,245,238)}, | |
1220 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1221 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1222 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1223 | {"azure" , PALETTERGB (240,255,255)}, | |
1224 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1225 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1226 | {"lavender" , PALETTERGB (230,230,250)}, | |
1227 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1228 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1229 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1230 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1231 | {"white" , PALETTERGB (255,255,255)}, | |
1232 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1233 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1234 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1235 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1236 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1237 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1238 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1239 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1240 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1241 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1242 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1243 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1244 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1245 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1246 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1247 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1248 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1249 | {"gray" , PALETTERGB (190,190,190)}, | |
1250 | {"grey" , PALETTERGB (190,190,190)}, | |
1251 | {"light grey" , PALETTERGB (211,211,211)}, | |
1252 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1253 | {"light gray" , PALETTERGB (211,211,211)}, | |
1254 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1255 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1256 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1257 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1258 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1259 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1260 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1261 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1262 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1263 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1264 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1265 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1266 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1267 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1268 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1269 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1270 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1271 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1272 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1273 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1274 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1275 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1276 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1277 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1278 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1279 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1280 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1281 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1282 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1283 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1284 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1285 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1286 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1287 | {"light blue" , PALETTERGB (173,216,230)}, | |
1288 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1289 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1290 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1291 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1292 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1293 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1294 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1295 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1296 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1297 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1298 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1299 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1300 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1301 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1302 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1303 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1304 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1305 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1306 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1307 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1308 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1309 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1310 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1311 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1312 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1313 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1314 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1315 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1316 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1317 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1318 | {"pale green" , PALETTERGB (152,251,152)}, | |
1319 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1320 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1321 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1322 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1323 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1324 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1325 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1326 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1327 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1328 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1329 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1330 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1331 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1332 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1333 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1334 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1335 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1336 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1337 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1338 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1339 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1340 | {"khaki" , PALETTERGB (240,230,140)}, | |
1341 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1342 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1343 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1344 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1345 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1346 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1347 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1348 | {"gold" , PALETTERGB (255,215, 0)}, | |
1349 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1350 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1351 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1352 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1353 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1354 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1355 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1356 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1357 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1358 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1359 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1360 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1361 | {"peru" , PALETTERGB (205,133, 63)}, | |
1362 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1363 | {"beige" , PALETTERGB (245,245,220)}, | |
1364 | {"wheat" , PALETTERGB (245,222,179)}, | |
1365 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1366 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1367 | {"tan" , PALETTERGB (210,180,140)}, | |
1368 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1369 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1370 | {"brown" , PALETTERGB (165,42, 42)}, | |
1371 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1372 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1373 | {"salmon" , PALETTERGB (250,128,114)}, | |
1374 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1375 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1376 | {"orange" , PALETTERGB (255,165, 0)}, | |
1377 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1378 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1379 | {"coral" , PALETTERGB (255,127, 80)}, | |
1380 | {"light coral" , PALETTERGB (240,128,128)}, | |
1381 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1382 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1383 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1384 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1385 | {"red" , PALETTERGB (255, 0, 0)}, | |
1386 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1387 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1388 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1389 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1390 | {"pink" , PALETTERGB (255,192,203)}, | |
1391 | {"light pink" , PALETTERGB (255,182,193)}, | |
1392 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1393 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1394 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1395 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1396 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1397 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1398 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1399 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1400 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1401 | {"violet" , PALETTERGB (238,130,238)}, | |
1402 | {"plum" , PALETTERGB (221,160,221)}, | |
1403 | {"orchid" , PALETTERGB (218,112,214)}, | |
1404 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1405 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1406 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1407 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1408 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1409 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1410 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1411 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1412 | {"purple" , PALETTERGB (160, 32,240)}, | |
1413 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1414 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1415 | {"thistle" , PALETTERGB (216,191,216)}, | |
1416 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1417 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1418 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1419 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1420 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1421 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1422 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1423 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1424 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1425 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1426 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1427 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1428 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1429 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1430 | {"light green" , PALETTERGB (144,238,144)}, | |
1431 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1432 | }; |
1433 | ||
fbd6baed | 1434 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1435 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1436 | () |
1437 | { | |
1438 | int i; | |
fbd6baed | 1439 | colormap_t *pc = w32_color_map; |
ee78dc32 GV |
1440 | Lisp_Object cmap; |
1441 | ||
1442 | BLOCK_INPUT; | |
1443 | ||
1444 | cmap = Qnil; | |
1445 | ||
fbd6baed | 1446 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); |
ee78dc32 GV |
1447 | pc++, i++) |
1448 | cmap = Fcons (Fcons (build_string (pc->name), | |
1449 | make_number (pc->colorref)), | |
1450 | cmap); | |
1451 | ||
1452 | UNBLOCK_INPUT; | |
1453 | ||
1454 | return (cmap); | |
1455 | } | |
ee78dc32 GV |
1456 | |
1457 | Lisp_Object | |
fbd6baed | 1458 | w32_to_x_color (rgb) |
ee78dc32 GV |
1459 | Lisp_Object rgb; |
1460 | { | |
1461 | Lisp_Object color; | |
1462 | ||
b7826503 | 1463 | CHECK_NUMBER (rgb); |
ee78dc32 GV |
1464 | |
1465 | BLOCK_INPUT; | |
1466 | ||
fbd6baed | 1467 | color = Frassq (rgb, Vw32_color_map); |
ee78dc32 GV |
1468 | |
1469 | UNBLOCK_INPUT; | |
1470 | ||
1471 | if (!NILP (color)) | |
1472 | return (Fcar (color)); | |
1473 | else | |
1474 | return Qnil; | |
1475 | } | |
1476 | ||
5d7fed93 GV |
1477 | COLORREF |
1478 | w32_color_map_lookup (colorname) | |
1479 | char *colorname; | |
1480 | { | |
1481 | Lisp_Object tail, ret = Qnil; | |
1482 | ||
1483 | BLOCK_INPUT; | |
1484 | ||
1485 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1486 | { | |
1487 | register Lisp_Object elt, tem; | |
1488 | ||
1489 | elt = Fcar (tail); | |
1490 | if (!CONSP (elt)) continue; | |
1491 | ||
1492 | tem = Fcar (elt); | |
1493 | ||
1494 | if (lstrcmpi (XSTRING (tem)->data, colorname) == 0) | |
1495 | { | |
1496 | ret = XUINT (Fcdr (elt)); | |
1497 | break; | |
1498 | } | |
1499 | ||
1500 | QUIT; | |
1501 | } | |
1502 | ||
1503 | ||
1504 | UNBLOCK_INPUT; | |
1505 | ||
1506 | return ret; | |
1507 | } | |
1508 | ||
ee78dc32 | 1509 | COLORREF |
fbd6baed | 1510 | x_to_w32_color (colorname) |
ee78dc32 GV |
1511 | char * colorname; |
1512 | { | |
8edb0a6f JR |
1513 | register Lisp_Object ret = Qnil; |
1514 | ||
ee78dc32 | 1515 | BLOCK_INPUT; |
1edf84e7 GV |
1516 | |
1517 | if (colorname[0] == '#') | |
1518 | { | |
1519 | /* Could be an old-style RGB Device specification. */ | |
1520 | char *color; | |
1521 | int size; | |
1522 | color = colorname + 1; | |
1523 | ||
1524 | size = strlen(color); | |
1525 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1526 | { | |
1527 | UINT colorval; | |
1528 | int i, pos; | |
1529 | pos = 0; | |
1530 | size /= 3; | |
1531 | colorval = 0; | |
1532 | ||
1533 | for (i = 0; i < 3; i++) | |
1534 | { | |
1535 | char *end; | |
1536 | char t; | |
1537 | unsigned long value; | |
1538 | ||
1539 | /* The check for 'x' in the following conditional takes into | |
1540 | account the fact that strtol allows a "0x" in front of | |
1541 | our numbers, and we don't. */ | |
1542 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1543 | break; | |
1544 | t = color[size]; | |
1545 | color[size] = '\0'; | |
1546 | value = strtoul(color, &end, 16); | |
1547 | color[size] = t; | |
1548 | if (errno == ERANGE || end - color != size) | |
1549 | break; | |
1550 | switch (size) | |
1551 | { | |
1552 | case 1: | |
1553 | value = value * 0x10; | |
1554 | break; | |
1555 | case 2: | |
1556 | break; | |
1557 | case 3: | |
1558 | value /= 0x10; | |
1559 | break; | |
1560 | case 4: | |
1561 | value /= 0x100; | |
1562 | break; | |
1563 | } | |
1564 | colorval |= (value << pos); | |
1565 | pos += 0x8; | |
1566 | if (i == 2) | |
1567 | { | |
1568 | UNBLOCK_INPUT; | |
1569 | return (colorval); | |
1570 | } | |
1571 | color = end; | |
1572 | } | |
1573 | } | |
1574 | } | |
1575 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1576 | { | |
1577 | char *color; | |
1578 | UINT colorval; | |
1579 | int i, pos; | |
1580 | pos = 0; | |
1581 | ||
1582 | colorval = 0; | |
1583 | color = colorname + 4; | |
1584 | for (i = 0; i < 3; i++) | |
1585 | { | |
1586 | char *end; | |
1587 | unsigned long value; | |
1588 | ||
1589 | /* The check for 'x' in the following conditional takes into | |
1590 | account the fact that strtol allows a "0x" in front of | |
1591 | our numbers, and we don't. */ | |
1592 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1593 | break; | |
1594 | value = strtoul(color, &end, 16); | |
1595 | if (errno == ERANGE) | |
1596 | break; | |
1597 | switch (end - color) | |
1598 | { | |
1599 | case 1: | |
1600 | value = value * 0x10 + value; | |
1601 | break; | |
1602 | case 2: | |
1603 | break; | |
1604 | case 3: | |
1605 | value /= 0x10; | |
1606 | break; | |
1607 | case 4: | |
1608 | value /= 0x100; | |
1609 | break; | |
1610 | default: | |
1611 | value = ULONG_MAX; | |
1612 | } | |
1613 | if (value == ULONG_MAX) | |
1614 | break; | |
1615 | colorval |= (value << pos); | |
1616 | pos += 0x8; | |
1617 | if (i == 2) | |
1618 | { | |
1619 | if (*end != '\0') | |
1620 | break; | |
1621 | UNBLOCK_INPUT; | |
1622 | return (colorval); | |
1623 | } | |
1624 | if (*end != '/') | |
1625 | break; | |
1626 | color = end + 1; | |
1627 | } | |
1628 | } | |
1629 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1630 | { | |
1631 | /* This is an RGB Intensity specification. */ | |
1632 | char *color; | |
1633 | UINT colorval; | |
1634 | int i, pos; | |
1635 | pos = 0; | |
1636 | ||
1637 | colorval = 0; | |
1638 | color = colorname + 5; | |
1639 | for (i = 0; i < 3; i++) | |
1640 | { | |
1641 | char *end; | |
1642 | double value; | |
1643 | UINT val; | |
1644 | ||
1645 | value = strtod(color, &end); | |
1646 | if (errno == ERANGE) | |
1647 | break; | |
1648 | if (value < 0.0 || value > 1.0) | |
1649 | break; | |
1650 | val = (UINT)(0x100 * value); | |
1651 | /* We used 0x100 instead of 0xFF to give an continuous | |
1652 | range between 0.0 and 1.0 inclusive. The next statement | |
1653 | fixes the 1.0 case. */ | |
1654 | if (val == 0x100) | |
1655 | val = 0xFF; | |
1656 | colorval |= (val << pos); | |
1657 | pos += 0x8; | |
1658 | if (i == 2) | |
1659 | { | |
1660 | if (*end != '\0') | |
1661 | break; | |
1662 | UNBLOCK_INPUT; | |
1663 | return (colorval); | |
1664 | } | |
1665 | if (*end != '/') | |
1666 | break; | |
1667 | color = end + 1; | |
1668 | } | |
1669 | } | |
1670 | /* I am not going to attempt to handle any of the CIE color schemes | |
1671 | or TekHVC, since I don't know the algorithms for conversion to | |
1672 | RGB. */ | |
f695b4b1 GV |
1673 | |
1674 | /* If we fail to lookup the color name in w32_color_map, then check the | |
1675 | colorname to see if it can be crudely approximated: If the X color | |
1676 | ends in a number (e.g., "darkseagreen2"), strip the number and | |
1677 | return the result of looking up the base color name. */ | |
1678 | ret = w32_color_map_lookup (colorname); | |
1679 | if (NILP (ret)) | |
ee78dc32 | 1680 | { |
f695b4b1 | 1681 | int len = strlen (colorname); |
ee78dc32 | 1682 | |
f695b4b1 GV |
1683 | if (isdigit (colorname[len - 1])) |
1684 | { | |
8b77111c | 1685 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1686 | |
f695b4b1 GV |
1687 | strcpy (approx, colorname); |
1688 | ptr = &approx[len - 1]; | |
1689 | while (ptr > approx && isdigit (*ptr)) | |
1690 | *ptr-- = '\0'; | |
ee78dc32 | 1691 | |
f695b4b1 | 1692 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1693 | } |
ee78dc32 GV |
1694 | } |
1695 | ||
1696 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1697 | return ret; |
1698 | } | |
1699 | ||
5ac45f98 GV |
1700 | |
1701 | void | |
fbd6baed | 1702 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1703 | { |
fbd6baed | 1704 | struct w32_palette_entry * list; |
5ac45f98 GV |
1705 | LOGPALETTE * log_palette; |
1706 | HPALETTE new_palette; | |
1707 | int i; | |
1708 | ||
1709 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1710 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1711 | return; |
1712 | ||
1713 | log_palette = (LOGPALETTE *) | |
1714 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1715 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1716 | log_palette->palVersion = 0x300; |
fbd6baed | 1717 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1718 | |
fbd6baed | 1719 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1720 | for (i = 0; |
fbd6baed | 1721 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1722 | i++, list = list->next) |
1723 | log_palette->palPalEntry[i] = list->entry; | |
1724 | ||
1725 | new_palette = CreatePalette (log_palette); | |
1726 | ||
1727 | enter_crit (); | |
1728 | ||
fbd6baed GV |
1729 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1730 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1731 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1732 | |
1733 | /* Realize display palette and garbage all frames. */ | |
1734 | release_frame_dc (f, get_frame_dc (f)); | |
1735 | ||
1736 | leave_crit (); | |
1737 | } | |
1738 | ||
fbd6baed GV |
1739 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1740 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1741 | do \ |
1742 | { \ | |
1743 | pe.peRed = GetRValue (color); \ | |
1744 | pe.peGreen = GetGValue (color); \ | |
1745 | pe.peBlue = GetBValue (color); \ | |
1746 | pe.peFlags = 0; \ | |
1747 | } while (0) | |
1748 | ||
1749 | #if 0 | |
1750 | /* Keep these around in case we ever want to track color usage. */ | |
1751 | void | |
fbd6baed | 1752 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1753 | { |
fbd6baed | 1754 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1755 | |
fbd6baed | 1756 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1757 | return; |
1758 | ||
1759 | /* check if color is already mapped */ | |
1760 | while (list) | |
1761 | { | |
fbd6baed | 1762 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1763 | { |
1764 | ++list->refcount; | |
1765 | return; | |
1766 | } | |
1767 | list = list->next; | |
1768 | } | |
1769 | ||
1770 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1771 | list = (struct w32_palette_entry *) |
1772 | xmalloc (sizeof (struct w32_palette_entry)); | |
1773 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1774 | list->refcount = 1; |
fbd6baed GV |
1775 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1776 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1777 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1778 | |
1779 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1780 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1781 | } |
1782 | ||
1783 | void | |
fbd6baed | 1784 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1785 | { |
fbd6baed GV |
1786 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1787 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1788 | |
fbd6baed | 1789 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1790 | return; |
1791 | ||
1792 | /* check if color is already mapped */ | |
1793 | while (list) | |
1794 | { | |
fbd6baed | 1795 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1796 | { |
1797 | if (--list->refcount == 0) | |
1798 | { | |
1799 | *prev = list->next; | |
1800 | xfree (list); | |
fbd6baed | 1801 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1802 | break; |
1803 | } | |
1804 | else | |
1805 | return; | |
1806 | } | |
1807 | prev = &list->next; | |
1808 | list = list->next; | |
1809 | } | |
1810 | ||
1811 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1812 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1813 | } |
1814 | #endif | |
1815 | ||
6fc2811b JR |
1816 | |
1817 | /* Gamma-correct COLOR on frame F. */ | |
1818 | ||
1819 | void | |
1820 | gamma_correct (f, color) | |
1821 | struct frame *f; | |
1822 | COLORREF *color; | |
1823 | { | |
1824 | if (f->gamma) | |
1825 | { | |
1826 | *color = PALETTERGB ( | |
1827 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1828 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1829 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1830 | } | |
1831 | } | |
1832 | ||
1833 | ||
ee78dc32 GV |
1834 | /* Decide if color named COLOR is valid for the display associated with |
1835 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1836 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1837 | ||
1838 | int | |
6fc2811b | 1839 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1840 | FRAME_PTR f; |
1841 | char *color; | |
6fc2811b | 1842 | XColor *color_def; |
ee78dc32 GV |
1843 | int alloc; |
1844 | { | |
1845 | register Lisp_Object tem; | |
6fc2811b | 1846 | COLORREF w32_color_ref; |
3c190163 | 1847 | |
fbd6baed | 1848 | tem = x_to_w32_color (color); |
3c190163 | 1849 | |
ee78dc32 GV |
1850 | if (!NILP (tem)) |
1851 | { | |
d88c567c JR |
1852 | if (f) |
1853 | { | |
1854 | /* Apply gamma correction. */ | |
1855 | w32_color_ref = XUINT (tem); | |
1856 | gamma_correct (f, &w32_color_ref); | |
1857 | XSETINT (tem, w32_color_ref); | |
1858 | } | |
9badad41 JR |
1859 | |
1860 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1861 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1862 | { |
fbd6baed | 1863 | struct w32_palette_entry * entry = |
d88c567c | 1864 | one_w32_display_info.color_list; |
fbd6baed | 1865 | struct w32_palette_entry ** prev = |
d88c567c | 1866 | &one_w32_display_info.color_list; |
5ac45f98 GV |
1867 | |
1868 | /* check if color is already mapped */ | |
1869 | while (entry) | |
1870 | { | |
fbd6baed | 1871 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1872 | break; |
1873 | prev = &entry->next; | |
1874 | entry = entry->next; | |
1875 | } | |
1876 | ||
1877 | if (entry == NULL && alloc) | |
1878 | { | |
1879 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1880 | entry = (struct w32_palette_entry *) |
1881 | xmalloc (sizeof (struct w32_palette_entry)); | |
1882 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1883 | entry->next = NULL; |
1884 | *prev = entry; | |
d88c567c | 1885 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1886 | |
1887 | /* set flag that palette must be regenerated */ | |
d88c567c | 1888 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1889 | } |
1890 | } | |
1891 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1892 | palette by simulating the PALETTERGB macro. This works whether | |
1893 | or not the display device has a palette. */ | |
6fc2811b JR |
1894 | w32_color_ref = XUINT (tem) | 0x2000000; |
1895 | ||
6fc2811b JR |
1896 | color_def->pixel = w32_color_ref; |
1897 | color_def->red = GetRValue (w32_color_ref); | |
1898 | color_def->green = GetGValue (w32_color_ref); | |
1899 | color_def->blue = GetBValue (w32_color_ref); | |
1900 | ||
ee78dc32 | 1901 | return 1; |
5ac45f98 | 1902 | } |
7fb46567 | 1903 | else |
3c190163 GV |
1904 | { |
1905 | return 0; | |
1906 | } | |
ee78dc32 GV |
1907 | } |
1908 | ||
1909 | /* Given a string ARG naming a color, compute a pixel value from it | |
1910 | suitable for screen F. | |
1911 | If F is not a color screen, return DEF (default) regardless of what | |
1912 | ARG says. */ | |
1913 | ||
1914 | int | |
1915 | x_decode_color (f, arg, def) | |
1916 | FRAME_PTR f; | |
1917 | Lisp_Object arg; | |
1918 | int def; | |
1919 | { | |
6fc2811b | 1920 | XColor cdef; |
ee78dc32 | 1921 | |
b7826503 | 1922 | CHECK_STRING (arg); |
ee78dc32 GV |
1923 | |
1924 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
1925 | return BLACK_PIX_DEFAULT (f); | |
1926 | else if (strcmp (XSTRING (arg)->data, "white") == 0) | |
1927 | return WHITE_PIX_DEFAULT (f); | |
1928 | ||
fbd6baed | 1929 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1930 | return def; |
1931 | ||
6fc2811b | 1932 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1933 | by looking for a near-miss. */ |
6fc2811b JR |
1934 | if (w32_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
1935 | return cdef.pixel; | |
ee78dc32 GV |
1936 | |
1937 | /* defined_color failed; return an ultimate default. */ | |
1938 | return def; | |
1939 | } | |
1940 | \f | |
dfff8a69 JR |
1941 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1942 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1943 | ||
1944 | static void | |
1945 | x_set_line_spacing (f, new_value, old_value) | |
1946 | struct frame *f; | |
1947 | Lisp_Object new_value, old_value; | |
1948 | { | |
1949 | if (NILP (new_value)) | |
1950 | f->extra_line_spacing = 0; | |
1951 | else if (NATNUMP (new_value)) | |
1952 | f->extra_line_spacing = XFASTINT (new_value); | |
1953 | else | |
1a948b17 | 1954 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
1955 | Fcons (new_value, Qnil))); |
1956 | if (FRAME_VISIBLE_P (f)) | |
1957 | redraw_frame (f); | |
1958 | } | |
1959 | ||
1960 | ||
6fc2811b JR |
1961 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1962 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1963 | ||
1964 | static void | |
1965 | x_set_screen_gamma (f, new_value, old_value) | |
1966 | struct frame *f; | |
1967 | Lisp_Object new_value, old_value; | |
1968 | { | |
1969 | if (NILP (new_value)) | |
1970 | f->gamma = 0; | |
1971 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1972 | /* The value 0.4545 is the normal viewing gamma. */ | |
1973 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1974 | else | |
1a948b17 | 1975 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
1976 | Fcons (new_value, Qnil))); |
1977 | ||
1978 | clear_face_cache (0); | |
1979 | } | |
1980 | ||
1981 | ||
ee78dc32 GV |
1982 | /* Functions called only from `x_set_frame_param' |
1983 | to set individual parameters. | |
1984 | ||
fbd6baed | 1985 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
1986 | the frame is being created and its window does not exist yet. |
1987 | In that case, just record the parameter's new value | |
1988 | in the standard place; do not attempt to change the window. */ | |
1989 | ||
1990 | void | |
1991 | x_set_foreground_color (f, arg, oldval) | |
1992 | struct frame *f; | |
1993 | Lisp_Object arg, oldval; | |
1994 | { | |
3cf3436e JR |
1995 | struct w32_output *x = f->output_data.w32; |
1996 | PIX_TYPE fg, old_fg; | |
1997 | ||
1998 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
1999 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2000 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2001 | |
fbd6baed | 2002 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2003 | { |
3cf3436e JR |
2004 | if (x->cursor_pixel == old_fg) |
2005 | x->cursor_pixel = fg; | |
2006 | ||
6fc2811b | 2007 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2008 | if (FRAME_VISIBLE_P (f)) |
2009 | redraw_frame (f); | |
2010 | } | |
2011 | } | |
2012 | ||
2013 | void | |
2014 | x_set_background_color (f, arg, oldval) | |
2015 | struct frame *f; | |
2016 | Lisp_Object arg, oldval; | |
2017 | { | |
6fc2811b | 2018 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2019 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2020 | ||
fbd6baed | 2021 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2022 | { |
6fc2811b JR |
2023 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2024 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2025 | |
6fc2811b | 2026 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2027 | |
2028 | if (FRAME_VISIBLE_P (f)) | |
2029 | redraw_frame (f); | |
2030 | } | |
2031 | } | |
2032 | ||
2033 | void | |
2034 | x_set_mouse_color (f, arg, oldval) | |
2035 | struct frame *f; | |
2036 | Lisp_Object arg, oldval; | |
2037 | { | |
ee78dc32 | 2038 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2039 | int count; |
ee78dc32 GV |
2040 | int mask_color; |
2041 | ||
2042 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2043 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2044 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2045 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2046 | ||
2047 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2048 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2049 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2050 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2051 | |
767b1ff0 | 2052 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2053 | BLOCK_INPUT; |
2054 | ||
2055 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2056 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2057 | |
2058 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2059 | { | |
b7826503 | 2060 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2061 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2062 | } |
2063 | else | |
fbd6baed GV |
2064 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2065 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2066 | |
2067 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2068 | { | |
b7826503 | 2069 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2070 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2071 | XINT (Vx_nontext_pointer_shape)); |
2072 | } | |
2073 | else | |
fbd6baed GV |
2074 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2075 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2076 | |
0af913d7 | 2077 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2078 | { |
b7826503 | 2079 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2080 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2081 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2082 | } |
2083 | else | |
0af913d7 | 2084 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b JR |
2085 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
2086 | ||
2087 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 GV |
2088 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2089 | { | |
b7826503 | 2090 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2091 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2092 | XINT (Vx_mode_pointer_shape)); |
2093 | } | |
2094 | else | |
fbd6baed GV |
2095 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2096 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2097 | |
2098 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2099 | { | |
b7826503 | 2100 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2101 | cross_cursor |
fbd6baed | 2102 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2103 | XINT (Vx_sensitive_text_pointer_shape)); |
2104 | } | |
2105 | else | |
fbd6baed | 2106 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2107 | |
4694d762 JR |
2108 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2109 | { | |
b7826503 | 2110 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2111 | horizontal_drag_cursor |
2112 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2113 | XINT (Vx_window_horizontal_drag_shape)); | |
2114 | } | |
2115 | else | |
2116 | horizontal_drag_cursor | |
2117 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
2118 | ||
ee78dc32 | 2119 | /* Check and report errors with the above calls. */ |
fbd6baed | 2120 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2121 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2122 | |
2123 | { | |
2124 | XColor fore_color, back_color; | |
2125 | ||
fbd6baed | 2126 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2127 | back_color.pixel = mask_color; |
fbd6baed GV |
2128 | XQueryColor (FRAME_W32_DISPLAY (f), |
2129 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2130 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2131 | &fore_color); |
fbd6baed GV |
2132 | XQueryColor (FRAME_W32_DISPLAY (f), |
2133 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2134 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2135 | &back_color); |
fbd6baed | 2136 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2137 | &fore_color, &back_color); |
fbd6baed | 2138 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2139 | &fore_color, &back_color); |
fbd6baed | 2140 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2141 | &fore_color, &back_color); |
fbd6baed | 2142 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2143 | &fore_color, &back_color); |
0af913d7 | 2144 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2145 | &fore_color, &back_color); |
ee78dc32 GV |
2146 | } |
2147 | ||
fbd6baed | 2148 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2149 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2150 | |
fbd6baed GV |
2151 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2152 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2153 | f->output_data.w32->text_cursor = cursor; | |
2154 | ||
2155 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2156 | && f->output_data.w32->nontext_cursor != 0) | |
2157 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2158 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2159 | ||
0af913d7 GM |
2160 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2161 | && f->output_data.w32->hourglass_cursor != 0) | |
2162 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2163 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2164 | |
fbd6baed GV |
2165 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2166 | && f->output_data.w32->modeline_cursor != 0) | |
2167 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2168 | f->output_data.w32->modeline_cursor = mode_cursor; | |
6fc2811b | 2169 | |
fbd6baed GV |
2170 | if (cross_cursor != f->output_data.w32->cross_cursor |
2171 | && f->output_data.w32->cross_cursor != 0) | |
2172 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2173 | f->output_data.w32->cross_cursor = cross_cursor; | |
2174 | ||
2175 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2176 | UNBLOCK_INPUT; |
6fc2811b JR |
2177 | |
2178 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2179 | #endif /* TODO */ |
ee78dc32 GV |
2180 | } |
2181 | ||
70a0239a JR |
2182 | /* Defined in w32term.c. */ |
2183 | void x_update_cursor (struct frame *f, int on_p); | |
2184 | ||
ee78dc32 GV |
2185 | void |
2186 | x_set_cursor_color (f, arg, oldval) | |
2187 | struct frame *f; | |
2188 | Lisp_Object arg, oldval; | |
2189 | { | |
70a0239a | 2190 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2191 | |
dfff8a69 | 2192 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2193 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2194 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2195 | else |
6fc2811b | 2196 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2197 | |
6759f872 | 2198 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 GV |
2199 | |
2200 | /* Make sure that the cursor color differs from the background color. */ | |
70a0239a | 2201 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2202 | { |
70a0239a JR |
2203 | pixel = f->output_data.w32->mouse_pixel; |
2204 | if (pixel == fore_pixel) | |
6fc2811b | 2205 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2206 | } |
70a0239a | 2207 | |
6fc2811b | 2208 | FRAME_FOREGROUND_PIXEL (f) = fore_pixel; |
70a0239a | 2209 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2210 | |
fbd6baed | 2211 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2212 | { |
2213 | if (FRAME_VISIBLE_P (f)) | |
2214 | { | |
70a0239a JR |
2215 | x_update_cursor (f, 0); |
2216 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2217 | } |
2218 | } | |
6fc2811b JR |
2219 | |
2220 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2221 | } |
2222 | ||
33d52f9c GV |
2223 | /* Set the border-color of frame F to pixel value PIX. |
2224 | Note that this does not fully take effect if done before | |
2225 | F has an window. */ | |
2226 | void | |
2227 | x_set_border_pixel (f, pix) | |
2228 | struct frame *f; | |
2229 | int pix; | |
2230 | { | |
2231 | f->output_data.w32->border_pixel = pix; | |
2232 | ||
2233 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2234 | { | |
2235 | if (FRAME_VISIBLE_P (f)) | |
2236 | redraw_frame (f); | |
2237 | } | |
2238 | } | |
2239 | ||
ee78dc32 GV |
2240 | /* Set the border-color of frame F to value described by ARG. |
2241 | ARG can be a string naming a color. | |
2242 | The border-color is used for the border that is drawn by the server. | |
2243 | Note that this does not fully take effect if done before | |
2244 | F has a window; it must be redone when the window is created. */ | |
2245 | ||
2246 | void | |
2247 | x_set_border_color (f, arg, oldval) | |
2248 | struct frame *f; | |
2249 | Lisp_Object arg, oldval; | |
2250 | { | |
ee78dc32 GV |
2251 | int pix; |
2252 | ||
b7826503 | 2253 | CHECK_STRING (arg); |
ee78dc32 | 2254 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2255 | x_set_border_pixel (f, pix); |
6fc2811b | 2256 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2257 | } |
2258 | ||
dfff8a69 JR |
2259 | /* Value is the internal representation of the specified cursor type |
2260 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
2261 | of the bar cursor. */ | |
2262 | ||
2263 | enum text_cursor_kinds | |
2264 | x_specified_cursor_type (arg, width) | |
2265 | Lisp_Object arg; | |
2266 | int *width; | |
ee78dc32 | 2267 | { |
dfff8a69 JR |
2268 | enum text_cursor_kinds type; |
2269 | ||
ee78dc32 GV |
2270 | if (EQ (arg, Qbar)) |
2271 | { | |
dfff8a69 JR |
2272 | type = BAR_CURSOR; |
2273 | *width = 2; | |
ee78dc32 | 2274 | } |
dfff8a69 JR |
2275 | else if (CONSP (arg) |
2276 | && EQ (XCAR (arg), Qbar) | |
2277 | && INTEGERP (XCDR (arg)) | |
2278 | && XINT (XCDR (arg)) >= 0) | |
ee78dc32 | 2279 | { |
dfff8a69 JR |
2280 | type = BAR_CURSOR; |
2281 | *width = XINT (XCDR (arg)); | |
ee78dc32 | 2282 | } |
dfff8a69 JR |
2283 | else if (NILP (arg)) |
2284 | type = NO_CURSOR; | |
ee78dc32 GV |
2285 | else |
2286 | /* Treat anything unknown as "box cursor". | |
2287 | It was bad to signal an error; people have trouble fixing | |
2288 | .Xdefaults with Emacs, when it has something bad in it. */ | |
dfff8a69 JR |
2289 | type = FILLED_BOX_CURSOR; |
2290 | ||
2291 | return type; | |
2292 | } | |
2293 | ||
2294 | void | |
2295 | x_set_cursor_type (f, arg, oldval) | |
2296 | FRAME_PTR f; | |
2297 | Lisp_Object arg, oldval; | |
2298 | { | |
2299 | int width; | |
2300 | ||
2301 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
2302 | f->output_data.w32->cursor_width = width; | |
ee78dc32 GV |
2303 | |
2304 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
2305 | often do people change cursor types? */ | |
2306 | update_mode_lines++; | |
2307 | } | |
dfff8a69 | 2308 | \f |
ee78dc32 GV |
2309 | void |
2310 | x_set_icon_type (f, arg, oldval) | |
2311 | struct frame *f; | |
2312 | Lisp_Object arg, oldval; | |
2313 | { | |
ee78dc32 GV |
2314 | int result; |
2315 | ||
eb7576ce GV |
2316 | if (NILP (arg) && NILP (oldval)) |
2317 | return; | |
2318 | ||
2319 | if (STRINGP (arg) && STRINGP (oldval) | |
2320 | && EQ (Fstring_equal (oldval, arg), Qt)) | |
2321 | return; | |
2322 | ||
2323 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2324 | return; |
2325 | ||
2326 | BLOCK_INPUT; | |
ee78dc32 | 2327 | |
eb7576ce | 2328 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2329 | if (result) |
2330 | { | |
2331 | UNBLOCK_INPUT; | |
2332 | error ("No icon window available"); | |
2333 | } | |
2334 | ||
ee78dc32 | 2335 | UNBLOCK_INPUT; |
ee78dc32 GV |
2336 | } |
2337 | ||
2338 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2339 | ||
2340 | Lisp_Object | |
2341 | x_icon_type (f) | |
2342 | FRAME_PTR f; | |
2343 | { | |
2344 | Lisp_Object tem; | |
2345 | ||
2346 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2347 | if (CONSP (tem)) | |
8e713be6 | 2348 | return XCDR (tem); |
ee78dc32 GV |
2349 | else |
2350 | return Qnil; | |
2351 | } | |
2352 | ||
2353 | void | |
2354 | x_set_icon_name (f, arg, oldval) | |
2355 | struct frame *f; | |
2356 | Lisp_Object arg, oldval; | |
2357 | { | |
ee78dc32 GV |
2358 | if (STRINGP (arg)) |
2359 | { | |
2360 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2361 | return; | |
2362 | } | |
2363 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2364 | return; | |
2365 | ||
2366 | f->icon_name = arg; | |
2367 | ||
2368 | #if 0 | |
fbd6baed | 2369 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2370 | return; |
2371 | ||
2372 | BLOCK_INPUT; | |
2373 | ||
2374 | result = x_text_icon (f, | |
1edf84e7 | 2375 | (char *) XSTRING ((!NILP (f->icon_name) |
ee78dc32 | 2376 | ? f->icon_name |
1edf84e7 GV |
2377 | : !NILP (f->title) |
2378 | ? f->title | |
ee78dc32 GV |
2379 | : f->name))->data); |
2380 | ||
2381 | if (result) | |
2382 | { | |
2383 | UNBLOCK_INPUT; | |
2384 | error ("No icon window available"); | |
2385 | } | |
2386 | ||
2387 | /* If the window was unmapped (and its icon was mapped), | |
2388 | the new icon is not mapped, so map the window in its stead. */ | |
2389 | if (FRAME_VISIBLE_P (f)) | |
2390 | { | |
2391 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2392 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2393 | #endif |
fbd6baed | 2394 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2395 | } |
2396 | ||
fbd6baed | 2397 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2398 | UNBLOCK_INPUT; |
2399 | #endif | |
2400 | } | |
2401 | ||
2402 | extern Lisp_Object x_new_font (); | |
4587b026 | 2403 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2404 | |
2405 | void | |
2406 | x_set_font (f, arg, oldval) | |
2407 | struct frame *f; | |
2408 | Lisp_Object arg, oldval; | |
2409 | { | |
2410 | Lisp_Object result; | |
4587b026 | 2411 | Lisp_Object fontset_name; |
4b817373 | 2412 | Lisp_Object frame; |
3cf3436e | 2413 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2414 | |
b7826503 | 2415 | CHECK_STRING (arg); |
ee78dc32 | 2416 | |
4587b026 GV |
2417 | fontset_name = Fquery_fontset (arg, Qnil); |
2418 | ||
ee78dc32 | 2419 | BLOCK_INPUT; |
4587b026 GV |
2420 | result = (STRINGP (fontset_name) |
2421 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
2422 | : x_new_font (f, XSTRING (arg)->data)); | |
ee78dc32 GV |
2423 | UNBLOCK_INPUT; |
2424 | ||
2425 | if (EQ (result, Qnil)) | |
dfff8a69 | 2426 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ee78dc32 | 2427 | else if (EQ (result, Qt)) |
dfff8a69 | 2428 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2429 | else if (STRINGP (result)) |
2430 | { | |
3cf3436e JR |
2431 | if (STRINGP (fontset_name)) |
2432 | { | |
2433 | /* Fontset names are built from ASCII font names, so the | |
2434 | names may be equal despite there was a change. */ | |
2435 | if (old_fontset == FRAME_FONTSET (f)) | |
2436 | return; | |
2437 | } | |
2438 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2439 | return; |
3cf3436e | 2440 | |
ee78dc32 | 2441 | store_frame_param (f, Qfont, result); |
6fc2811b | 2442 | recompute_basic_faces (f); |
ee78dc32 GV |
2443 | } |
2444 | else | |
2445 | abort (); | |
4b817373 | 2446 | |
6fc2811b JR |
2447 | do_pending_window_change (0); |
2448 | ||
2449 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2450 | initialized yet. This is the case when called from | |
2451 | Fx_create_frame. In that case, the X widget or window doesn't | |
2452 | exist either, and we can end up in x_report_frame_params with a | |
2453 | null widget which gives a segfault. */ | |
2454 | if (FRAME_FACE_CACHE (f)) | |
2455 | { | |
2456 | XSETFRAME (frame, f); | |
2457 | call1 (Qface_set_after_frame_default, frame); | |
2458 | } | |
ee78dc32 GV |
2459 | } |
2460 | ||
41c1bdd9 KS |
2461 | static void |
2462 | x_set_fringe_width (f, new_value, old_value) | |
2463 | struct frame *f; | |
2464 | Lisp_Object new_value, old_value; | |
2465 | { | |
2466 | x_compute_fringe_widths (f, 1); | |
2467 | } | |
2468 | ||
ee78dc32 GV |
2469 | void |
2470 | x_set_border_width (f, arg, oldval) | |
2471 | struct frame *f; | |
2472 | Lisp_Object arg, oldval; | |
2473 | { | |
b7826503 | 2474 | CHECK_NUMBER (arg); |
ee78dc32 | 2475 | |
fbd6baed | 2476 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2477 | return; |
2478 | ||
fbd6baed | 2479 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2480 | error ("Cannot change the border width of a window"); |
2481 | ||
fbd6baed | 2482 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2483 | } |
2484 | ||
2485 | void | |
2486 | x_set_internal_border_width (f, arg, oldval) | |
2487 | struct frame *f; | |
2488 | Lisp_Object arg, oldval; | |
2489 | { | |
fbd6baed | 2490 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2491 | |
b7826503 | 2492 | CHECK_NUMBER (arg); |
fbd6baed GV |
2493 | f->output_data.w32->internal_border_width = XINT (arg); |
2494 | if (f->output_data.w32->internal_border_width < 0) | |
2495 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2496 | |
fbd6baed | 2497 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2498 | return; |
2499 | ||
fbd6baed | 2500 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2501 | { |
ee78dc32 | 2502 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2503 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2504 | do_pending_window_change (0); |
ee78dc32 | 2505 | } |
a05e2bae JR |
2506 | else |
2507 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2508 | } |
2509 | ||
2510 | void | |
2511 | x_set_visibility (f, value, oldval) | |
2512 | struct frame *f; | |
2513 | Lisp_Object value, oldval; | |
2514 | { | |
2515 | Lisp_Object frame; | |
2516 | XSETFRAME (frame, f); | |
2517 | ||
2518 | if (NILP (value)) | |
2519 | Fmake_frame_invisible (frame, Qt); | |
2520 | else if (EQ (value, Qicon)) | |
2521 | Ficonify_frame (frame); | |
2522 | else | |
2523 | Fmake_frame_visible (frame); | |
2524 | } | |
2525 | ||
a1258667 JR |
2526 | \f |
2527 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2528 | ||
2529 | static void | |
2530 | x_change_window_heights (window, n) | |
2531 | Lisp_Object window; | |
2532 | int n; | |
2533 | { | |
2534 | struct window *w = XWINDOW (window); | |
2535 | ||
2536 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2537 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2538 | ||
2539 | if (INTEGERP (w->orig_top)) | |
2540 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2541 | if (INTEGERP (w->orig_height)) | |
2542 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2543 | ||
2544 | /* Handle just the top child in a vertical split. */ | |
2545 | if (!NILP (w->vchild)) | |
2546 | x_change_window_heights (w->vchild, n); | |
2547 | ||
2548 | /* Adjust all children in a horizontal split. */ | |
2549 | for (window = w->hchild; !NILP (window); window = w->next) | |
2550 | { | |
2551 | w = XWINDOW (window); | |
2552 | x_change_window_heights (window, n); | |
2553 | } | |
2554 | } | |
2555 | ||
ee78dc32 GV |
2556 | void |
2557 | x_set_menu_bar_lines (f, value, oldval) | |
2558 | struct frame *f; | |
2559 | Lisp_Object value, oldval; | |
2560 | { | |
2561 | int nlines; | |
2562 | int olines = FRAME_MENU_BAR_LINES (f); | |
2563 | ||
2564 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2565 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2566 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2567 | in or split the minibuffer window. */ |
2568 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2569 | return; | |
2570 | ||
2571 | if (INTEGERP (value)) | |
2572 | nlines = XINT (value); | |
2573 | else | |
2574 | nlines = 0; | |
2575 | ||
2576 | FRAME_MENU_BAR_LINES (f) = 0; | |
2577 | if (nlines) | |
2578 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2579 | else | |
2580 | { | |
2581 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2582 | free_frame_menubar (f); | |
2583 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2584 | |
2585 | /* Adjust the frame size so that the client (text) dimensions | |
2586 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2587 | set correctly. */ | |
2588 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2589 | do_pending_window_change (0); |
ee78dc32 | 2590 | } |
6fc2811b JR |
2591 | adjust_glyphs (f); |
2592 | } | |
2593 | ||
2594 | ||
2595 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2596 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2597 | is the old number of tool bar lines. This function changes the | |
2598 | height of all windows on frame F to match the new tool bar height. | |
2599 | The frame's height doesn't change. */ | |
2600 | ||
2601 | void | |
2602 | x_set_tool_bar_lines (f, value, oldval) | |
2603 | struct frame *f; | |
2604 | Lisp_Object value, oldval; | |
2605 | { | |
36f8209a JR |
2606 | int delta, nlines, root_height; |
2607 | Lisp_Object root_window; | |
6fc2811b | 2608 | |
dc220243 JR |
2609 | /* Treat tool bars like menu bars. */ |
2610 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2611 | return; | |
2612 | ||
6fc2811b JR |
2613 | /* Use VALUE only if an integer >= 0. */ |
2614 | if (INTEGERP (value) && XINT (value) >= 0) | |
2615 | nlines = XFASTINT (value); | |
2616 | else | |
2617 | nlines = 0; | |
2618 | ||
2619 | /* Make sure we redisplay all windows in this frame. */ | |
2620 | ++windows_or_buffers_changed; | |
2621 | ||
2622 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2623 | |
2624 | /* Don't resize the tool-bar to more than we have room for. */ | |
2625 | root_window = FRAME_ROOT_WINDOW (f); | |
2626 | root_height = XINT (XWINDOW (root_window)->height); | |
2627 | if (root_height - delta < 1) | |
2628 | { | |
2629 | delta = root_height - 1; | |
2630 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2631 | } | |
2632 | ||
6fc2811b | 2633 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2634 | x_change_window_heights (root_window, delta); |
6fc2811b | 2635 | adjust_glyphs (f); |
36f8209a JR |
2636 | |
2637 | /* We also have to make sure that the internal border at the top of | |
2638 | the frame, below the menu bar or tool bar, is redrawn when the | |
2639 | tool bar disappears. This is so because the internal border is | |
2640 | below the tool bar if one is displayed, but is below the menu bar | |
2641 | if there isn't a tool bar. The tool bar draws into the area | |
2642 | below the menu bar. */ | |
2643 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2644 | { | |
2645 | updating_frame = f; | |
2646 | clear_frame (); | |
2647 | clear_current_matrices (f); | |
2648 | updating_frame = NULL; | |
2649 | } | |
2650 | ||
2651 | /* If the tool bar gets smaller, the internal border below it | |
2652 | has to be cleared. It was formerly part of the display | |
2653 | of the larger tool bar, and updating windows won't clear it. */ | |
2654 | if (delta < 0) | |
2655 | { | |
2656 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2657 | int width = PIXEL_WIDTH (f); | |
2658 | int y = nlines * CANON_Y_UNIT (f); | |
2659 | ||
2660 | BLOCK_INPUT; | |
2661 | { | |
2662 | HDC hdc = get_frame_dc (f); | |
2663 | w32_clear_area (f, hdc, 0, y, width, height); | |
2664 | release_frame_dc (f, hdc); | |
2665 | } | |
2666 | UNBLOCK_INPUT; | |
3cf3436e JR |
2667 | |
2668 | if (WINDOWP (f->tool_bar_window)) | |
2669 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2670 | } |
ee78dc32 GV |
2671 | } |
2672 | ||
6fc2811b | 2673 | |
ee78dc32 | 2674 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2675 | w32_id_name. |
ee78dc32 GV |
2676 | |
2677 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2678 | name; if NAME is a string, set F's name to NAME and set | |
2679 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2680 | ||
2681 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2682 | suggesting a new name, which lisp code should override; if | |
2683 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2684 | ||
2685 | void | |
2686 | x_set_name (f, name, explicit) | |
2687 | struct frame *f; | |
2688 | Lisp_Object name; | |
2689 | int explicit; | |
2690 | { | |
2691 | /* Make sure that requests from lisp code override requests from | |
2692 | Emacs redisplay code. */ | |
2693 | if (explicit) | |
2694 | { | |
2695 | /* If we're switching from explicit to implicit, we had better | |
2696 | update the mode lines and thereby update the title. */ | |
2697 | if (f->explicit_name && NILP (name)) | |
2698 | update_mode_lines = 1; | |
2699 | ||
2700 | f->explicit_name = ! NILP (name); | |
2701 | } | |
2702 | else if (f->explicit_name) | |
2703 | return; | |
2704 | ||
fbd6baed | 2705 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2706 | if (NILP (name)) |
2707 | { | |
2708 | /* Check for no change needed in this very common case | |
2709 | before we do any consing. */ | |
fbd6baed | 2710 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
ee78dc32 GV |
2711 | XSTRING (f->name)->data)) |
2712 | return; | |
fbd6baed | 2713 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2714 | } |
2715 | else | |
b7826503 | 2716 | CHECK_STRING (name); |
ee78dc32 GV |
2717 | |
2718 | /* Don't change the name if it's already NAME. */ | |
2719 | if (! NILP (Fstring_equal (name, f->name))) | |
2720 | return; | |
2721 | ||
1edf84e7 GV |
2722 | f->name = name; |
2723 | ||
2724 | /* For setting the frame title, the title parameter should override | |
2725 | the name parameter. */ | |
2726 | if (! NILP (f->title)) | |
2727 | name = f->title; | |
2728 | ||
fbd6baed | 2729 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2730 | { |
6fc2811b | 2731 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2732 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2733 | |
ee78dc32 | 2734 | BLOCK_INPUT; |
fbd6baed | 2735 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); |
ee78dc32 GV |
2736 | UNBLOCK_INPUT; |
2737 | } | |
ee78dc32 GV |
2738 | } |
2739 | ||
2740 | /* This function should be called when the user's lisp code has | |
2741 | specified a name for the frame; the name will override any set by the | |
2742 | redisplay code. */ | |
2743 | void | |
2744 | x_explicitly_set_name (f, arg, oldval) | |
2745 | FRAME_PTR f; | |
2746 | Lisp_Object arg, oldval; | |
2747 | { | |
2748 | x_set_name (f, arg, 1); | |
2749 | } | |
2750 | ||
2751 | /* This function should be called by Emacs redisplay code to set the | |
2752 | name; names set this way will never override names set by the user's | |
2753 | lisp code. */ | |
2754 | void | |
2755 | x_implicitly_set_name (f, arg, oldval) | |
2756 | FRAME_PTR f; | |
2757 | Lisp_Object arg, oldval; | |
2758 | { | |
2759 | x_set_name (f, arg, 0); | |
2760 | } | |
1edf84e7 GV |
2761 | \f |
2762 | /* Change the title of frame F to NAME. | |
2763 | If NAME is nil, use the frame name as the title. | |
2764 | ||
2765 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2766 | name; if NAME is a string, set F's name to NAME and set | |
2767 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2768 | ||
2769 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2770 | suggesting a new name, which lisp code should override; if | |
2771 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2772 | |
1edf84e7 | 2773 | void |
6fc2811b | 2774 | x_set_title (f, name, old_name) |
1edf84e7 | 2775 | struct frame *f; |
6fc2811b | 2776 | Lisp_Object name, old_name; |
1edf84e7 GV |
2777 | { |
2778 | /* Don't change the title if it's already NAME. */ | |
2779 | if (EQ (name, f->title)) | |
2780 | return; | |
2781 | ||
2782 | update_mode_lines = 1; | |
2783 | ||
2784 | f->title = name; | |
2785 | ||
2786 | if (NILP (name)) | |
2787 | name = f->name; | |
2788 | ||
2789 | if (FRAME_W32_WINDOW (f)) | |
2790 | { | |
6fc2811b | 2791 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2792 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2793 | |
1edf84e7 GV |
2794 | BLOCK_INPUT; |
2795 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); | |
2796 | UNBLOCK_INPUT; | |
2797 | } | |
2798 | } | |
2799 | \f | |
ee78dc32 GV |
2800 | void |
2801 | x_set_autoraise (f, arg, oldval) | |
2802 | struct frame *f; | |
2803 | Lisp_Object arg, oldval; | |
2804 | { | |
2805 | f->auto_raise = !EQ (Qnil, arg); | |
2806 | } | |
2807 | ||
2808 | void | |
2809 | x_set_autolower (f, arg, oldval) | |
2810 | struct frame *f; | |
2811 | Lisp_Object arg, oldval; | |
2812 | { | |
2813 | f->auto_lower = !EQ (Qnil, arg); | |
2814 | } | |
2815 | ||
2816 | void | |
2817 | x_set_unsplittable (f, arg, oldval) | |
2818 | struct frame *f; | |
2819 | Lisp_Object arg, oldval; | |
2820 | { | |
2821 | f->no_split = !NILP (arg); | |
2822 | } | |
2823 | ||
2824 | void | |
2825 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2826 | struct frame *f; | |
2827 | Lisp_Object arg, oldval; | |
2828 | { | |
1026b400 RS |
2829 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2830 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2831 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2832 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2833 | { |
1026b400 RS |
2834 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2835 | vertical_scroll_bar_none : | |
87996783 GV |
2836 | /* Put scroll bars on the right by default, as is conventional |
2837 | on MS-Windows. */ | |
2838 | EQ (Qleft, arg) | |
2839 | ? vertical_scroll_bar_left | |
2840 | : vertical_scroll_bar_right; | |
ee78dc32 GV |
2841 | |
2842 | /* We set this parameter before creating the window for the | |
2843 | frame, so we can get the geometry right from the start. | |
2844 | However, if the window hasn't been created yet, we shouldn't | |
2845 | call x_set_window_size. */ | |
fbd6baed | 2846 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2847 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2848 | do_pending_window_change (0); |
ee78dc32 GV |
2849 | } |
2850 | } | |
2851 | ||
2852 | void | |
2853 | x_set_scroll_bar_width (f, arg, oldval) | |
2854 | struct frame *f; | |
2855 | Lisp_Object arg, oldval; | |
2856 | { | |
6fc2811b JR |
2857 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2858 | ||
ee78dc32 GV |
2859 | if (NILP (arg)) |
2860 | { | |
6fc2811b JR |
2861 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2862 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2863 | wid - 1) / wid; | |
2864 | if (FRAME_W32_WINDOW (f)) | |
2865 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2866 | do_pending_window_change (0); | |
ee78dc32 GV |
2867 | } |
2868 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2869 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2870 | { | |
ee78dc32 | 2871 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2872 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2873 | + wid-1) / wid; | |
fbd6baed | 2874 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2875 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2876 | do_pending_window_change (0); |
ee78dc32 | 2877 | } |
6fc2811b JR |
2878 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2879 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
2880 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
ee78dc32 GV |
2881 | } |
2882 | \f | |
2883 | /* Subroutines of creating an frame. */ | |
2884 | ||
2885 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2886 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2887 | ||
2888 | static void | |
2889 | validate_x_resource_name () | |
2890 | { | |
6fc2811b | 2891 | int len = 0; |
ee78dc32 GV |
2892 | /* Number of valid characters in the resource name. */ |
2893 | int good_count = 0; | |
2894 | /* Number of invalid characters in the resource name. */ | |
2895 | int bad_count = 0; | |
2896 | Lisp_Object new; | |
2897 | int i; | |
2898 | ||
2899 | if (STRINGP (Vx_resource_name)) | |
2900 | { | |
2901 | unsigned char *p = XSTRING (Vx_resource_name)->data; | |
2902 | int i; | |
2903 | ||
dfff8a69 | 2904 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
ee78dc32 GV |
2905 | |
2906 | /* Only letters, digits, - and _ are valid in resource names. | |
2907 | Count the valid characters and count the invalid ones. */ | |
2908 | for (i = 0; i < len; i++) | |
2909 | { | |
2910 | int c = p[i]; | |
2911 | if (! ((c >= 'a' && c <= 'z') | |
2912 | || (c >= 'A' && c <= 'Z') | |
2913 | || (c >= '0' && c <= '9') | |
2914 | || c == '-' || c == '_')) | |
2915 | bad_count++; | |
2916 | else | |
2917 | good_count++; | |
2918 | } | |
2919 | } | |
2920 | else | |
2921 | /* Not a string => completely invalid. */ | |
2922 | bad_count = 5, good_count = 0; | |
2923 | ||
2924 | /* If name is valid already, return. */ | |
2925 | if (bad_count == 0) | |
2926 | return; | |
2927 | ||
2928 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2929 | if (good_count == 0 | |
2930 | || (good_count == 1 && bad_count > 0)) | |
2931 | { | |
2932 | Vx_resource_name = build_string ("emacs"); | |
2933 | return; | |
2934 | } | |
2935 | ||
2936 | /* Name is partly valid. Copy it and replace the invalid characters | |
2937 | with underscores. */ | |
2938 | ||
2939 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2940 | ||
2941 | for (i = 0; i < len; i++) | |
2942 | { | |
2943 | int c = XSTRING (new)->data[i]; | |
2944 | if (! ((c >= 'a' && c <= 'z') | |
2945 | || (c >= 'A' && c <= 'Z') | |
2946 | || (c >= '0' && c <= '9') | |
2947 | || c == '-' || c == '_')) | |
2948 | XSTRING (new)->data[i] = '_'; | |
2949 | } | |
2950 | } | |
2951 | ||
2952 | ||
2953 | extern char *x_get_string_resource (); | |
2954 | ||
2955 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
2956 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
2957 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
2958 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2959 | the name specified by the `-name' or `-rn' command-line arguments. | |
2960 | ||
2961 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2962 | class, respectively. You must specify both of them or neither. | |
2963 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
2964 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
2965 | (attribute, class, component, subclass) |
2966 | Lisp_Object attribute, class, component, subclass; | |
2967 | { | |
2968 | register char *value; | |
2969 | char *name_key; | |
2970 | char *class_key; | |
2971 | ||
b7826503 PJ |
2972 | CHECK_STRING (attribute); |
2973 | CHECK_STRING (class); | |
ee78dc32 GV |
2974 | |
2975 | if (!NILP (component)) | |
b7826503 | 2976 | CHECK_STRING (component); |
ee78dc32 | 2977 | if (!NILP (subclass)) |
b7826503 | 2978 | CHECK_STRING (subclass); |
ee78dc32 GV |
2979 | if (NILP (component) != NILP (subclass)) |
2980 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2981 | ||
2982 | validate_x_resource_name (); | |
2983 | ||
2984 | /* Allocate space for the components, the dots which separate them, | |
2985 | and the final '\0'. Make them big enough for the worst case. */ | |
dfff8a69 | 2986 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
ee78dc32 | 2987 | + (STRINGP (component) |
dfff8a69 JR |
2988 | ? STRING_BYTES (XSTRING (component)) : 0) |
2989 | + STRING_BYTES (XSTRING (attribute)) | |
ee78dc32 GV |
2990 | + 3); |
2991 | ||
2992 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
dfff8a69 | 2993 | + STRING_BYTES (XSTRING (class)) |
ee78dc32 | 2994 | + (STRINGP (subclass) |
dfff8a69 | 2995 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
ee78dc32 GV |
2996 | + 3); |
2997 | ||
2998 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2999 | and with `Emacs' for the class key (the general one). */ | |
3000 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
3001 | strcpy (class_key, EMACS_CLASS); | |
3002 | ||
3003 | strcat (class_key, "."); | |
3004 | strcat (class_key, XSTRING (class)->data); | |
3005 | ||
3006 | if (!NILP (component)) | |
3007 | { | |
3008 | strcat (class_key, "."); | |
3009 | strcat (class_key, XSTRING (subclass)->data); | |
3010 | ||
3011 | strcat (name_key, "."); | |
3012 | strcat (name_key, XSTRING (component)->data); | |
3013 | } | |
3014 | ||
3015 | strcat (name_key, "."); | |
3016 | strcat (name_key, XSTRING (attribute)->data); | |
3017 | ||
3018 | value = x_get_string_resource (Qnil, | |
3019 | name_key, class_key); | |
3020 | ||
3021 | if (value != (char *) 0) | |
3022 | return build_string (value); | |
3023 | else | |
3024 | return Qnil; | |
3025 | } | |
3026 | ||
3027 | /* Used when C code wants a resource value. */ | |
3028 | ||
3029 | char * | |
3030 | x_get_resource_string (attribute, class) | |
3031 | char *attribute, *class; | |
3032 | { | |
ee78dc32 GV |
3033 | char *name_key; |
3034 | char *class_key; | |
6fc2811b | 3035 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3036 | |
3037 | /* Allocate space for the components, the dots which separate them, | |
3038 | and the final '\0'. */ | |
dfff8a69 | 3039 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
ee78dc32 GV |
3040 | + strlen (attribute) + 2); |
3041 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3042 | + strlen (class) + 2); | |
3043 | ||
3044 | sprintf (name_key, "%s.%s", | |
3045 | XSTRING (Vinvocation_name)->data, | |
3046 | attribute); | |
3047 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3048 | ||
6fc2811b | 3049 | return x_get_string_resource (sf, name_key, class_key); |
ee78dc32 GV |
3050 | } |
3051 | ||
3052 | /* Types we might convert a resource string into. */ | |
3053 | enum resource_types | |
6fc2811b JR |
3054 | { |
3055 | RES_TYPE_NUMBER, | |
3056 | RES_TYPE_FLOAT, | |
3057 | RES_TYPE_BOOLEAN, | |
3058 | RES_TYPE_STRING, | |
3059 | RES_TYPE_SYMBOL | |
3060 | }; | |
ee78dc32 GV |
3061 | |
3062 | /* Return the value of parameter PARAM. | |
3063 | ||
3064 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3065 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3066 | ||
3067 | Convert the resource to the type specified by desired_type. | |
3068 | ||
3069 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3070 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3071 | and don't let it get stored in any Lisp-visible variables! */ |
3072 | ||
3073 | static Lisp_Object | |
6fc2811b | 3074 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3075 | Lisp_Object alist, param; |
3076 | char *attribute; | |
3077 | char *class; | |
3078 | enum resource_types type; | |
3079 | { | |
3080 | register Lisp_Object tem; | |
3081 | ||
3082 | tem = Fassq (param, alist); | |
3083 | if (EQ (tem, Qnil)) | |
3084 | tem = Fassq (param, Vdefault_frame_alist); | |
3085 | if (EQ (tem, Qnil)) | |
3086 | { | |
3087 | ||
3088 | if (attribute) | |
3089 | { | |
3090 | tem = Fx_get_resource (build_string (attribute), | |
3091 | build_string (class), | |
3092 | Qnil, Qnil); | |
3093 | ||
3094 | if (NILP (tem)) | |
3095 | return Qunbound; | |
3096 | ||
3097 | switch (type) | |
3098 | { | |
6fc2811b | 3099 | case RES_TYPE_NUMBER: |
ee78dc32 GV |
3100 | return make_number (atoi (XSTRING (tem)->data)); |
3101 | ||
6fc2811b JR |
3102 | case RES_TYPE_FLOAT: |
3103 | return make_float (atof (XSTRING (tem)->data)); | |
3104 | ||
3105 | case RES_TYPE_BOOLEAN: | |
ee78dc32 GV |
3106 | tem = Fdowncase (tem); |
3107 | if (!strcmp (XSTRING (tem)->data, "on") | |
3108 | || !strcmp (XSTRING (tem)->data, "true")) | |
3109 | return Qt; | |
3110 | else | |
3111 | return Qnil; | |
3112 | ||
6fc2811b | 3113 | case RES_TYPE_STRING: |
ee78dc32 GV |
3114 | return tem; |
3115 | ||
6fc2811b | 3116 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3117 | /* As a special case, we map the values `true' and `on' |
3118 | to Qt, and `false' and `off' to Qnil. */ | |
3119 | { | |
3120 | Lisp_Object lower; | |
3121 | lower = Fdowncase (tem); | |
3122 | if (!strcmp (XSTRING (lower)->data, "on") | |
3123 | || !strcmp (XSTRING (lower)->data, "true")) | |
3124 | return Qt; | |
3125 | else if (!strcmp (XSTRING (lower)->data, "off") | |
3126 | || !strcmp (XSTRING (lower)->data, "false")) | |
3127 | return Qnil; | |
3128 | else | |
3129 | return Fintern (tem, Qnil); | |
3130 | } | |
3131 | ||
3132 | default: | |
3133 | abort (); | |
3134 | } | |
3135 | } | |
3136 | else | |
3137 | return Qunbound; | |
3138 | } | |
3139 | return Fcdr (tem); | |
3140 | } | |
3141 | ||
3142 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3143 | of the parameter named PROP (a Lisp symbol). |
3144 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3145 | on the frame named NAME. |
3146 | If that is not found either, use the value DEFLT. */ | |
3147 | ||
3148 | static Lisp_Object | |
3149 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3150 | struct frame *f; | |
3151 | Lisp_Object alist; | |
3152 | Lisp_Object prop; | |
3153 | Lisp_Object deflt; | |
3154 | char *xprop; | |
3155 | char *xclass; | |
3156 | enum resource_types type; | |
3157 | { | |
3158 | Lisp_Object tem; | |
3159 | ||
6fc2811b | 3160 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3161 | if (EQ (tem, Qunbound)) |
3162 | tem = deflt; | |
3163 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3164 | return tem; | |
3165 | } | |
3166 | \f | |
3167 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3168 | doc: /* Parse an X-style geometry string STRING. |
3169 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3170 | The properties returned may include `top', `left', `height', and `width'. | |
3171 | The value of `left' or `top' may be an integer, | |
3172 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3173 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3174 | (string) |
3175 | Lisp_Object string; | |
3176 | { | |
3177 | int geometry, x, y; | |
3178 | unsigned int width, height; | |
3179 | Lisp_Object result; | |
3180 | ||
b7826503 | 3181 | CHECK_STRING (string); |
ee78dc32 GV |
3182 | |
3183 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3184 | &x, &y, &width, &height); | |
3185 | ||
3186 | result = Qnil; | |
3187 | if (geometry & XValue) | |
3188 | { | |
3189 | Lisp_Object element; | |
3190 | ||
3191 | if (x >= 0 && (geometry & XNegative)) | |
3192 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3193 | else if (x < 0 && ! (geometry & XNegative)) | |
3194 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3195 | else | |
3196 | element = Fcons (Qleft, make_number (x)); | |
3197 | result = Fcons (element, result); | |
3198 | } | |
3199 | ||
3200 | if (geometry & YValue) | |
3201 | { | |
3202 | Lisp_Object element; | |
3203 | ||
3204 | if (y >= 0 && (geometry & YNegative)) | |
3205 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3206 | else if (y < 0 && ! (geometry & YNegative)) | |
3207 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3208 | else | |
3209 | element = Fcons (Qtop, make_number (y)); | |
3210 | result = Fcons (element, result); | |
3211 | } | |
3212 | ||
3213 | if (geometry & WidthValue) | |
3214 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3215 | if (geometry & HeightValue) | |
3216 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3217 | ||
3218 | return result; | |
3219 | } | |
3220 | ||
3221 | /* Calculate the desired size and position of this window, | |
3222 | and return the flags saying which aspects were specified. | |
3223 | ||
3224 | This function does not make the coordinates positive. */ | |
3225 | ||
3226 | #define DEFAULT_ROWS 40 | |
3227 | #define DEFAULT_COLS 80 | |
3228 | ||
3229 | static int | |
3230 | x_figure_window_size (f, parms) | |
3231 | struct frame *f; | |
3232 | Lisp_Object parms; | |
3233 | { | |
3234 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3235 | long window_prompting = 0; |
3236 | ||
3237 | /* Default values if we fall through. | |
3238 | Actually, if that happens we should get | |
3239 | window manager prompting. */ | |
1026b400 | 3240 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3241 | f->height = DEFAULT_ROWS; |
3242 | /* Window managers expect that if program-specified | |
3243 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3244 | f->output_data.w32->top_pos = 0; |
3245 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3246 | |
35b41202 JR |
3247 | /* Ensure that old new_width and new_height will not override the |
3248 | values set here. */ | |
3249 | FRAME_NEW_WIDTH (f) = 0; | |
3250 | FRAME_NEW_HEIGHT (f) = 0; | |
3251 | ||
6fc2811b JR |
3252 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3253 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3254 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3255 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3256 | { | |
3257 | if (!EQ (tem0, Qunbound)) | |
3258 | { | |
b7826503 | 3259 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3260 | f->height = XINT (tem0); |
3261 | } | |
3262 | if (!EQ (tem1, Qunbound)) | |
3263 | { | |
b7826503 | 3264 | CHECK_NUMBER (tem1); |
1026b400 | 3265 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3266 | } |
3267 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3268 | window_prompting |= USSize; | |
3269 | else | |
3270 | window_prompting |= PSize; | |
3271 | } | |
3272 | ||
fbd6baed | 3273 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3274 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3275 | ? 0 | |
3276 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3277 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3278 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
41c1bdd9 | 3279 | x_compute_fringe_widths (f, 0); |
fbd6baed GV |
3280 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3281 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3282 | |
6fc2811b JR |
3283 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3284 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3285 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3286 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3287 | { | |
3288 | if (EQ (tem0, Qminus)) | |
3289 | { | |
fbd6baed | 3290 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3291 | window_prompting |= YNegative; |
3292 | } | |
8e713be6 KR |
3293 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3294 | && CONSP (XCDR (tem0)) | |
3295 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3296 | { |
8e713be6 | 3297 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3298 | window_prompting |= YNegative; |
3299 | } | |
8e713be6 KR |
3300 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3301 | && CONSP (XCDR (tem0)) | |
3302 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3303 | { |
8e713be6 | 3304 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3305 | } |
3306 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3307 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3308 | else |
3309 | { | |
b7826503 | 3310 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3311 | f->output_data.w32->top_pos = XINT (tem0); |
3312 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3313 | window_prompting |= YNegative; |
3314 | } | |
3315 | ||
3316 | if (EQ (tem1, Qminus)) | |
3317 | { | |
fbd6baed | 3318 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3319 | window_prompting |= XNegative; |
3320 | } | |
8e713be6 KR |
3321 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3322 | && CONSP (XCDR (tem1)) | |
3323 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3324 | { |
8e713be6 | 3325 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3326 | window_prompting |= XNegative; |
3327 | } | |
8e713be6 KR |
3328 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3329 | && CONSP (XCDR (tem1)) | |
3330 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3331 | { |
8e713be6 | 3332 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3333 | } |
3334 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3335 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3336 | else |
3337 | { | |
b7826503 | 3338 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3339 | f->output_data.w32->left_pos = XINT (tem1); |
3340 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3341 | window_prompting |= XNegative; |
3342 | } | |
3343 | ||
3344 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3345 | window_prompting |= USPosition; | |
3346 | else | |
3347 | window_prompting |= PPosition; | |
3348 | } | |
3349 | ||
3350 | return window_prompting; | |
3351 | } | |
3352 | ||
3353 | \f | |
3354 | ||
fbd6baed | 3355 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 GV |
3356 | |
3357 | BOOL | |
fbd6baed | 3358 | w32_init_class (hinst) |
ee78dc32 GV |
3359 | HINSTANCE hinst; |
3360 | { | |
3361 | WNDCLASS wc; | |
3362 | ||
5ac45f98 | 3363 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3364 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3365 | wc.cbClsExtra = 0; |
3366 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3367 | wc.hInstance = hinst; | |
3368 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
3369 | wc.hCursor = LoadCursor (NULL, IDC_ARROW); | |
4587b026 | 3370 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3371 | wc.lpszMenuName = NULL; |
3372 | wc.lpszClassName = EMACS_CLASS; | |
3373 | ||
3374 | return (RegisterClass (&wc)); | |
3375 | } | |
3376 | ||
3377 | HWND | |
fbd6baed | 3378 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3379 | struct frame *f; |
3380 | struct scroll_bar * bar; | |
3381 | { | |
3382 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3383 | /* Position and size of scroll bar. */ | |
6fc2811b JR |
3384 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
3385 | XINT(bar->top), | |
3386 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
3387 | XINT(bar->height), | |
fbd6baed | 3388 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3389 | NULL, |
3390 | hinst, | |
3391 | NULL)); | |
3392 | } | |
3393 | ||
3394 | void | |
fbd6baed | 3395 | w32_createwindow (f) |
ee78dc32 GV |
3396 | struct frame *f; |
3397 | { | |
3398 | HWND hwnd; | |
1edf84e7 GV |
3399 | RECT rect; |
3400 | ||
3401 | rect.left = rect.top = 0; | |
3402 | rect.right = PIXEL_WIDTH (f); | |
3403 | rect.bottom = PIXEL_HEIGHT (f); | |
3404 | ||
3405 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
3406 | FRAME_EXTERNAL_MENU_BAR (f)); | |
ee78dc32 GV |
3407 | |
3408 | /* Do first time app init */ | |
3409 | ||
3410 | if (!hprevinst) | |
3411 | { | |
fbd6baed | 3412 | w32_init_class (hinst); |
ee78dc32 GV |
3413 | } |
3414 | ||
1edf84e7 GV |
3415 | FRAME_W32_WINDOW (f) = hwnd |
3416 | = CreateWindow (EMACS_CLASS, | |
3417 | f->namebuf, | |
9ead1b60 | 3418 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3419 | f->output_data.w32->left_pos, |
3420 | f->output_data.w32->top_pos, | |
3421 | rect.right - rect.left, | |
3422 | rect.bottom - rect.top, | |
3423 | NULL, | |
3424 | NULL, | |
3425 | hinst, | |
3426 | NULL); | |
3427 | ||
ee78dc32 GV |
3428 | if (hwnd) |
3429 | { | |
1edf84e7 GV |
3430 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3431 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3432 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3433 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3434 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3435 | |
cb9e33d4 RS |
3436 | /* Enable drag-n-drop. */ |
3437 | DragAcceptFiles (hwnd, TRUE); | |
3438 | ||
5ac45f98 GV |
3439 | /* Do this to discard the default setting specified by our parent. */ |
3440 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3441 | } |
3c190163 GV |
3442 | } |
3443 | ||
ee78dc32 GV |
3444 | void |
3445 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) | |
fbd6baed | 3446 | W32Msg * wmsg; |
ee78dc32 GV |
3447 | HWND hwnd; |
3448 | UINT msg; | |
3449 | WPARAM wParam; | |
3450 | LPARAM lParam; | |
3451 | { | |
3452 | wmsg->msg.hwnd = hwnd; | |
3453 | wmsg->msg.message = msg; | |
3454 | wmsg->msg.wParam = wParam; | |
3455 | wmsg->msg.lParam = lParam; | |
3456 | wmsg->msg.time = GetMessageTime (); | |
3457 | ||
3458 | post_msg (wmsg); | |
3459 | } | |
3460 | ||
e9e23e23 | 3461 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3462 | between left and right keys as advertised. We test for this |
3463 | support dynamically, and set a flag when the support is absent. If | |
3464 | absent, we keep track of the left and right control and alt keys | |
3465 | ourselves. This is particularly necessary on keyboards that rely | |
3466 | upon the AltGr key, which is represented as having the left control | |
3467 | and right alt keys pressed. For these keyboards, we need to know | |
3468 | when the left alt key has been pressed in addition to the AltGr key | |
3469 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3470 | on Swedish keyboards). */ | |
3471 | ||
3472 | #define EMACS_LCONTROL 0 | |
3473 | #define EMACS_RCONTROL 1 | |
3474 | #define EMACS_LMENU 2 | |
3475 | #define EMACS_RMENU 3 | |
3476 | ||
3477 | static int modifiers[4]; | |
3478 | static int modifiers_recorded; | |
3479 | static int modifier_key_support_tested; | |
3480 | ||
3481 | static void | |
3482 | test_modifier_support (unsigned int wparam) | |
3483 | { | |
3484 | unsigned int l, r; | |
3485 | ||
3486 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3487 | return; | |
3488 | if (wparam == VK_CONTROL) | |
3489 | { | |
3490 | l = VK_LCONTROL; | |
3491 | r = VK_RCONTROL; | |
3492 | } | |
3493 | else | |
3494 | { | |
3495 | l = VK_LMENU; | |
3496 | r = VK_RMENU; | |
3497 | } | |
3498 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3499 | modifiers_recorded = 1; | |
3500 | else | |
3501 | modifiers_recorded = 0; | |
3502 | modifier_key_support_tested = 1; | |
3503 | } | |
3504 | ||
3505 | static void | |
3506 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3507 | { | |
3508 | int i; | |
3509 | ||
3510 | if (!modifier_key_support_tested) | |
3511 | test_modifier_support (wparam); | |
3512 | ||
3513 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3514 | return; | |
3515 | ||
3516 | if (wparam == VK_CONTROL) | |
3517 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3518 | else | |
3519 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3520 | ||
3521 | modifiers[i] = 1; | |
3522 | } | |
3523 | ||
3524 | static void | |
3525 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3526 | { | |
3527 | int i; | |
3528 | ||
3529 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3530 | return; | |
3531 | ||
3532 | if (wparam == VK_CONTROL) | |
3533 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3534 | else | |
3535 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3536 | ||
3537 | modifiers[i] = 0; | |
3538 | } | |
3539 | ||
da36a4d6 GV |
3540 | /* Emacs can lose focus while a modifier key has been pressed. When |
3541 | it regains focus, be conservative and clear all modifiers since | |
3542 | we cannot reconstruct the left and right modifier state. */ | |
3543 | static void | |
3544 | reset_modifiers () | |
3545 | { | |
8681157a RS |
3546 | SHORT ctrl, alt; |
3547 | ||
adcc3809 GV |
3548 | if (GetFocus () == NULL) |
3549 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3550 | return; |
8681157a RS |
3551 | |
3552 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3553 | alt = GetAsyncKeyState (VK_MENU); | |
3554 | ||
8681157a RS |
3555 | if (!(ctrl & 0x08000)) |
3556 | /* Clear any recorded control modifier state. */ | |
3557 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3558 | ||
3559 | if (!(alt & 0x08000)) | |
3560 | /* Clear any recorded alt modifier state. */ | |
3561 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3562 | ||
adcc3809 GV |
3563 | /* Update the state of all modifier keys, because modifiers used in |
3564 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3565 | result of a hot-key being pressed. */ | |
3566 | { | |
3567 | BYTE keystate[256]; | |
3568 | ||
3569 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3570 | ||
3571 | GetKeyboardState (keystate); | |
3572 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3573 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3574 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3575 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3576 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3577 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3578 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3579 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3580 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3581 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3582 | SetKeyboardState (keystate); | |
3583 | } | |
da36a4d6 GV |
3584 | } |
3585 | ||
7830e24b RS |
3586 | /* Synchronize modifier state with what is reported with the current |
3587 | keystroke. Even if we cannot distinguish between left and right | |
3588 | modifier keys, we know that, if no modifiers are set, then neither | |
3589 | the left or right modifier should be set. */ | |
3590 | static void | |
3591 | sync_modifiers () | |
3592 | { | |
3593 | if (!modifiers_recorded) | |
3594 | return; | |
3595 | ||
3596 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) | |
3597 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3598 | ||
3599 | if (!(GetKeyState (VK_MENU) & 0x8000)) | |
3600 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3601 | } | |
3602 | ||
a1a80b40 GV |
3603 | static int |
3604 | modifier_set (int vkey) | |
3605 | { | |
ccc2d29c | 3606 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3607 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3608 | if (!modifiers_recorded) |
3609 | return (GetKeyState (vkey) & 0x8000); | |
3610 | ||
3611 | switch (vkey) | |
3612 | { | |
3613 | case VK_LCONTROL: | |
3614 | return modifiers[EMACS_LCONTROL]; | |
3615 | case VK_RCONTROL: | |
3616 | return modifiers[EMACS_RCONTROL]; | |
3617 | case VK_LMENU: | |
3618 | return modifiers[EMACS_LMENU]; | |
3619 | case VK_RMENU: | |
3620 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3621 | } |
3622 | return (GetKeyState (vkey) & 0x8000); | |
3623 | } | |
3624 | ||
ccc2d29c GV |
3625 | /* Convert between the modifier bits W32 uses and the modifier bits |
3626 | Emacs uses. */ | |
3627 | ||
3628 | unsigned int | |
3629 | w32_key_to_modifier (int key) | |
3630 | { | |
3631 | Lisp_Object key_mapping; | |
3632 | ||
3633 | switch (key) | |
3634 | { | |
3635 | case VK_LWIN: | |
3636 | key_mapping = Vw32_lwindow_modifier; | |
3637 | break; | |
3638 | case VK_RWIN: | |
3639 | key_mapping = Vw32_rwindow_modifier; | |
3640 | break; | |
3641 | case VK_APPS: | |
3642 | key_mapping = Vw32_apps_modifier; | |
3643 | break; | |
3644 | case VK_SCROLL: | |
3645 | key_mapping = Vw32_scroll_lock_modifier; | |
3646 | break; | |
3647 | default: | |
3648 | key_mapping = Qnil; | |
3649 | } | |
3650 | ||
adcc3809 GV |
3651 | /* NB. This code runs in the input thread, asychronously to the lisp |
3652 | thread, so we must be careful to ensure access to lisp data is | |
3653 | thread-safe. The following code is safe because the modifier | |
3654 | variable values are updated atomically from lisp and symbols are | |
3655 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3656 | markbits here. */ | |
3657 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3658 | return hyper_modifier; |
adcc3809 | 3659 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3660 | return super_modifier; |
adcc3809 | 3661 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3662 | return meta_modifier; |
adcc3809 | 3663 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3664 | return alt_modifier; |
adcc3809 | 3665 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3666 | return ctrl_modifier; |
adcc3809 | 3667 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3668 | return ctrl_modifier; |
adcc3809 | 3669 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3670 | return shift_modifier; |
3671 | ||
3672 | /* Don't generate any modifier if not explicitly requested. */ | |
3673 | return 0; | |
3674 | } | |
3675 | ||
3676 | unsigned int | |
3677 | w32_get_modifiers () | |
3678 | { | |
3679 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3680 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3681 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3682 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3683 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3684 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3685 | (modifier_set (VK_MENU) ? | |
3686 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3687 | } | |
3688 | ||
a1a80b40 GV |
3689 | /* We map the VK_* modifiers into console modifier constants |
3690 | so that we can use the same routines to handle both console | |
3691 | and window input. */ | |
3692 | ||
3693 | static int | |
ccc2d29c | 3694 | construct_console_modifiers () |
a1a80b40 GV |
3695 | { |
3696 | int mods; | |
3697 | ||
a1a80b40 GV |
3698 | mods = 0; |
3699 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3700 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3701 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3702 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3703 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3704 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3705 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3706 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3707 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3708 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3709 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3710 | |
3711 | return mods; | |
3712 | } | |
3713 | ||
ccc2d29c GV |
3714 | static int |
3715 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3716 | { |
ccc2d29c GV |
3717 | int mods; |
3718 | ||
3719 | /* Convert to emacs modifiers. */ | |
3720 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3721 | ||
3722 | return mods; | |
3723 | } | |
da36a4d6 | 3724 | |
ccc2d29c GV |
3725 | unsigned int |
3726 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3727 | { | |
3728 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3729 | return virt_key; | |
da36a4d6 | 3730 | |
ccc2d29c | 3731 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3732 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3733 | ||
ccc2d29c GV |
3734 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3735 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3736 | ||
3737 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3738 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3739 | ||
3740 | if (virt_key == VK_CLEAR) | |
3741 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3742 | ||
3743 | return virt_key; | |
3744 | } | |
3745 | ||
3746 | /* List of special key combinations which w32 would normally capture, | |
3747 | but emacs should grab instead. Not directly visible to lisp, to | |
3748 | simplify synchronization. Each item is an integer encoding a virtual | |
3749 | key code and modifier combination to capture. */ | |
3750 | Lisp_Object w32_grabbed_keys; | |
3751 | ||
3752 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3753 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3754 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3755 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3756 | ||
3757 | /* Register hot-keys for reserved key combinations when Emacs has | |
3758 | keyboard focus, since this is the only way Emacs can receive key | |
3759 | combinations like Alt-Tab which are used by the system. */ | |
3760 | ||
3761 | static void | |
3762 | register_hot_keys (hwnd) | |
3763 | HWND hwnd; | |
3764 | { | |
3765 | Lisp_Object keylist; | |
3766 | ||
3767 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3768 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3769 | { | |
3770 | Lisp_Object key = XCAR (keylist); | |
3771 | ||
3772 | /* Deleted entries get set to nil. */ | |
3773 | if (!INTEGERP (key)) | |
3774 | continue; | |
3775 | ||
3776 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3777 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3778 | } | |
3779 | } | |
3780 | ||
3781 | static void | |
3782 | unregister_hot_keys (hwnd) | |
3783 | HWND hwnd; | |
3784 | { | |
3785 | Lisp_Object keylist; | |
3786 | ||
3787 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3788 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3789 | { | |
3790 | Lisp_Object key = XCAR (keylist); | |
3791 | ||
3792 | if (!INTEGERP (key)) | |
3793 | continue; | |
3794 | ||
3795 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3796 | } | |
3797 | } | |
3798 | ||
5ac45f98 GV |
3799 | /* Main message dispatch loop. */ |
3800 | ||
1edf84e7 GV |
3801 | static void |
3802 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3803 | { |
3804 | MSG msg; | |
ccc2d29c GV |
3805 | int result; |
3806 | HWND focus_window; | |
93fbe8b7 GV |
3807 | |
3808 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
5ac45f98 | 3809 | |
5ac45f98 GV |
3810 | while (GetMessage (&msg, NULL, 0, 0)) |
3811 | { | |
3812 | if (msg.hwnd == NULL) | |
3813 | { | |
3814 | switch (msg.message) | |
3815 | { | |
3ef68e6b AI |
3816 | case WM_NULL: |
3817 | /* Produced by complete_deferred_msg; just ignore. */ | |
3818 | break; | |
5ac45f98 | 3819 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3820 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3821 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3822 | abort (); | |
5ac45f98 | 3823 | break; |
dfdb4047 GV |
3824 | case WM_EMACS_SETLOCALE: |
3825 | SetThreadLocale (msg.wParam); | |
3826 | /* Reply is not expected. */ | |
3827 | break; | |
ccc2d29c GV |
3828 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3829 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3830 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3831 | result, 0)) | |
3832 | abort (); | |
3833 | break; | |
3834 | case WM_EMACS_REGISTER_HOT_KEY: | |
3835 | focus_window = GetFocus (); | |
3836 | if (focus_window != NULL) | |
3837 | RegisterHotKey (focus_window, | |
3838 | HOTKEY_ID (msg.wParam), | |
3839 | HOTKEY_MODIFIERS (msg.wParam), | |
3840 | HOTKEY_VK_CODE (msg.wParam)); | |
3841 | /* Reply is not expected. */ | |
3842 | break; | |
3843 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3844 | focus_window = GetFocus (); | |
3845 | if (focus_window != NULL) | |
3846 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3847 | /* Mark item as erased. NB: this code must be |
3848 | thread-safe. The next line is okay because the cons | |
3849 | cell is never made into garbage and is not relocated by | |
3850 | GC. */ | |
f3fbd155 | 3851 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3852 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3853 | abort (); | |
3854 | break; | |
adcc3809 GV |
3855 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3856 | { | |
3857 | int vk_code = (int) msg.wParam; | |
3858 | int cur_state = (GetKeyState (vk_code) & 1); | |
3859 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3860 | ||
3861 | /* NB: This code must be thread-safe. It is safe to | |
3862 | call NILP because symbols are not relocated by GC, | |
3863 | and pointer here is not touched by GC (so the markbit | |
3864 | can't be set). Numbers are safe because they are | |
3865 | immediate values. */ | |
3866 | if (NILP (new_state) | |
3867 | || (NUMBERP (new_state) | |
8edb0a6f | 3868 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3869 | { |
3870 | one_w32_display_info.faked_key = vk_code; | |
3871 | ||
3872 | keybd_event ((BYTE) vk_code, | |
3873 | (BYTE) MapVirtualKey (vk_code, 0), | |
3874 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3875 | keybd_event ((BYTE) vk_code, | |
3876 | (BYTE) MapVirtualKey (vk_code, 0), | |
3877 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3878 | keybd_event ((BYTE) vk_code, | |
3879 | (BYTE) MapVirtualKey (vk_code, 0), | |
3880 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3881 | cur_state = !cur_state; | |
3882 | } | |
3883 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3884 | cur_state, 0)) | |
3885 | abort (); | |
3886 | } | |
3887 | break; | |
1edf84e7 | 3888 | default: |
1edf84e7 | 3889 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3890 | } |
3891 | } | |
3892 | else | |
3893 | { | |
3894 | DispatchMessage (&msg); | |
3895 | } | |
1edf84e7 GV |
3896 | |
3897 | /* Exit nested loop when our deferred message has completed. */ | |
3898 | if (msg_buf->completed) | |
3899 | break; | |
5ac45f98 | 3900 | } |
1edf84e7 GV |
3901 | } |
3902 | ||
3903 | deferred_msg * deferred_msg_head; | |
3904 | ||
3905 | static deferred_msg * | |
3906 | find_deferred_msg (HWND hwnd, UINT msg) | |
3907 | { | |
3908 | deferred_msg * item; | |
3909 | ||
3910 | /* Don't actually need synchronization for read access, since | |
3911 | modification of single pointer is always atomic. */ | |
3912 | /* enter_crit (); */ | |
3913 | ||
3914 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3915 | if (item->w32msg.msg.hwnd == hwnd | |
3916 | && item->w32msg.msg.message == msg) | |
3917 | break; | |
3918 | ||
3919 | /* leave_crit (); */ | |
3920 | ||
3921 | return item; | |
3922 | } | |
3923 | ||
3924 | static LRESULT | |
3925 | send_deferred_msg (deferred_msg * msg_buf, | |
3926 | HWND hwnd, | |
3927 | UINT msg, | |
3928 | WPARAM wParam, | |
3929 | LPARAM lParam) | |
3930 | { | |
3931 | /* Only input thread can send deferred messages. */ | |
3932 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
3933 | abort (); | |
3934 | ||
3935 | /* It is an error to send a message that is already deferred. */ | |
3936 | if (find_deferred_msg (hwnd, msg) != NULL) | |
3937 | abort (); | |
3938 | ||
3939 | /* Enforced synchronization is not needed because this is the only | |
3940 | function that alters deferred_msg_head, and the following critical | |
3941 | section is guaranteed to only be serially reentered (since only the | |
3942 | input thread can call us). */ | |
3943 | ||
3944 | /* enter_crit (); */ | |
3945 | ||
3946 | msg_buf->completed = 0; | |
3947 | msg_buf->next = deferred_msg_head; | |
3948 | deferred_msg_head = msg_buf; | |
3949 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
3950 | ||
3951 | /* leave_crit (); */ | |
3952 | ||
3953 | /* Start a new nested message loop to process other messages until | |
3954 | this one is completed. */ | |
3955 | w32_msg_pump (msg_buf); | |
3956 | ||
3957 | deferred_msg_head = msg_buf->next; | |
3958 | ||
3959 | return msg_buf->result; | |
3960 | } | |
3961 | ||
3962 | void | |
3963 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
3964 | { | |
3965 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
3966 | ||
3967 | if (msg_buf == NULL) | |
3ef68e6b AI |
3968 | /* Message may have been cancelled, so don't abort(). */ |
3969 | return; | |
1edf84e7 GV |
3970 | |
3971 | msg_buf->result = result; | |
3972 | msg_buf->completed = 1; | |
3973 | ||
3974 | /* Ensure input thread is woken so it notices the completion. */ | |
3975 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3976 | } | |
3977 | ||
3ef68e6b AI |
3978 | void |
3979 | cancel_all_deferred_msgs () | |
3980 | { | |
3981 | deferred_msg * item; | |
3982 | ||
3983 | /* Don't actually need synchronization for read access, since | |
3984 | modification of single pointer is always atomic. */ | |
3985 | /* enter_crit (); */ | |
3986 | ||
3987 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3988 | { | |
3989 | item->result = 0; | |
3990 | item->completed = 1; | |
3991 | } | |
3992 | ||
3993 | /* leave_crit (); */ | |
3994 | ||
3995 | /* Ensure input thread is woken so it notices the completion. */ | |
3996 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3997 | } | |
1edf84e7 GV |
3998 | |
3999 | DWORD | |
4000 | w32_msg_worker (dw) | |
4001 | DWORD dw; | |
4002 | { | |
4003 | MSG msg; | |
4004 | deferred_msg dummy_buf; | |
4005 | ||
4006 | /* Ensure our message queue is created */ | |
4007 | ||
4008 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5ac45f98 | 4009 | |
1edf84e7 GV |
4010 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4011 | abort (); | |
4012 | ||
4013 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4014 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4015 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4016 | ||
4017 | /* This is the inital message loop which should only exit when the | |
4018 | application quits. */ | |
4019 | w32_msg_pump (&dummy_buf); | |
4020 | ||
4021 | return 0; | |
5ac45f98 GV |
4022 | } |
4023 | ||
3ef68e6b AI |
4024 | static void |
4025 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4026 | HWND hwnd; | |
4027 | UINT msg; | |
4028 | WPARAM wParam; | |
4029 | LPARAM lParam; | |
4030 | DWORD modifiers; | |
4031 | ||
4032 | { | |
4033 | W32Msg wmsg; | |
4034 | ||
4035 | wmsg.dwModifiers = modifiers; | |
4036 | ||
4037 | /* Detect quit_char and set quit-flag directly. Note that we | |
4038 | still need to post a message to ensure the main thread will be | |
4039 | woken up if blocked in sys_select(), but we do NOT want to post | |
4040 | the quit_char message itself (because it will usually be as if | |
4041 | the user had typed quit_char twice). Instead, we post a dummy | |
4042 | message that has no particular effect. */ | |
4043 | { | |
4044 | int c = wParam; | |
4045 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4046 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4047 | if (c == quit_char |
4048 | || (wmsg.dwModifiers == 0 && | |
4049 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4050 | { |
4051 | Vquit_flag = Qt; | |
4052 | ||
4053 | /* The choice of message is somewhat arbitrary, as long as | |
4054 | the main thread handler just ignores it. */ | |
4055 | msg = WM_NULL; | |
4056 | ||
4057 | /* Interrupt any blocking system calls. */ | |
4058 | signal_quit (); | |
4059 | ||
4060 | /* As a safety precaution, forcibly complete any deferred | |
4061 | messages. This is a kludge, but I don't see any particularly | |
4062 | clean way to handle the situation where a deferred message is | |
4063 | "dropped" in the lisp thread, and will thus never be | |
4064 | completed, eg. by the user trying to activate the menubar | |
4065 | when the lisp thread is busy, and then typing C-g when the | |
4066 | menubar doesn't open promptly (with the result that the | |
4067 | menubar never responds at all because the deferred | |
4068 | WM_INITMENU message is never completed). Another problem | |
4069 | situation is when the lisp thread calls SendMessage (to send | |
4070 | a window manager command) when a message has been deferred; | |
4071 | the lisp thread gets blocked indefinitely waiting for the | |
4072 | deferred message to be completed, which itself is waiting for | |
4073 | the lisp thread to respond. | |
4074 | ||
4075 | Note that we don't want to block the input thread waiting for | |
4076 | a reponse from the lisp thread (although that would at least | |
4077 | solve the deadlock problem above), because we want to be able | |
4078 | to receive C-g to interrupt the lisp thread. */ | |
4079 | cancel_all_deferred_msgs (); | |
4080 | } | |
4081 | } | |
4082 | ||
4083 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4084 | } | |
4085 | ||
ee78dc32 GV |
4086 | /* Main window procedure */ |
4087 | ||
ee78dc32 | 4088 | LRESULT CALLBACK |
fbd6baed | 4089 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4090 | HWND hwnd; |
4091 | UINT msg; | |
4092 | WPARAM wParam; | |
4093 | LPARAM lParam; | |
4094 | { | |
4095 | struct frame *f; | |
fbd6baed GV |
4096 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4097 | W32Msg wmsg; | |
84fb1139 | 4098 | int windows_translate; |
576ba81c | 4099 | int key; |
84fb1139 | 4100 | |
a6085637 KH |
4101 | /* Note that it is okay to call x_window_to_frame, even though we are |
4102 | not running in the main lisp thread, because frame deletion | |
4103 | requires the lisp thread to synchronize with this thread. Thus, if | |
4104 | a frame struct is returned, it can be used without concern that the | |
4105 | lisp thread might make it disappear while we are using it. | |
4106 | ||
4107 | NB. Walking the frame list in this thread is safe (as long as | |
4108 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4109 | Although delete-frame can destructively modify the frame list while | |
4110 | we are walking it, a garbage collection cannot occur until after | |
4111 | delete-frame has synchronized with this thread. | |
4112 | ||
4113 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4114 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4115 | from the frame struct using get_frame_dc which is thread-aware. */ |
4116 | ||
ee78dc32 GV |
4117 | switch (msg) |
4118 | { | |
4119 | case WM_ERASEBKGND: | |
a6085637 KH |
4120 | f = x_window_to_frame (dpyinfo, hwnd); |
4121 | if (f) | |
4122 | { | |
9badad41 | 4123 | HDC hdc = get_frame_dc (f); |
a6085637 | 4124 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4125 | w32_clear_rect (f, hdc, &wmsg.rect); |
4126 | release_frame_dc (f, hdc); | |
ce6059da AI |
4127 | |
4128 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4129 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4130 | f, | |
4131 | wmsg.rect.left, wmsg.rect.top, | |
4132 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4133 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4134 | } |
5ac45f98 GV |
4135 | return 1; |
4136 | case WM_PALETTECHANGED: | |
4137 | /* ignore our own changes */ | |
4138 | if ((HWND)wParam != hwnd) | |
4139 | { | |
a6085637 KH |
4140 | f = x_window_to_frame (dpyinfo, hwnd); |
4141 | if (f) | |
4142 | /* get_frame_dc will realize our palette and force all | |
4143 | frames to be redrawn if needed. */ | |
4144 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4145 | } |
4146 | return 0; | |
ee78dc32 | 4147 | case WM_PAINT: |
ce6059da | 4148 | { |
55dcfc15 AI |
4149 | PAINTSTRUCT paintStruct; |
4150 | RECT update_rect; | |
4151 | ||
18f0b342 AI |
4152 | f = x_window_to_frame (dpyinfo, hwnd); |
4153 | if (f == 0) | |
4154 | { | |
4155 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4156 | return 0; | |
4157 | } | |
4158 | ||
55dcfc15 AI |
4159 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4160 | fails. Apparently this can happen under some | |
4161 | circumstances. */ | |
c0611964 | 4162 | if (!w32_strict_painting || GetUpdateRect (hwnd, &update_rect, FALSE)) |
55dcfc15 AI |
4163 | { |
4164 | enter_crit (); | |
4165 | BeginPaint (hwnd, &paintStruct); | |
4166 | ||
c0611964 AI |
4167 | if (w32_strict_painting) |
4168 | /* The rectangles returned by GetUpdateRect and BeginPaint | |
4169 | do not always match. GetUpdateRect seems to be the | |
4170 | more reliable of the two. */ | |
4171 | wmsg.rect = update_rect; | |
4172 | else | |
4173 | wmsg.rect = paintStruct.rcPaint; | |
55dcfc15 AI |
4174 | |
4175 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4176 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4177 | f, | |
4178 | wmsg.rect.left, wmsg.rect.top, | |
4179 | wmsg.rect.right, wmsg.rect.bottom)); | |
4180 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4181 | update_rect.left, update_rect.top, |
4182 | update_rect.right, update_rect.bottom)); | |
4183 | #endif | |
4184 | EndPaint (hwnd, &paintStruct); | |
4185 | leave_crit (); | |
4186 | ||
4187 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4188 | ||
4189 | return 0; | |
4190 | } | |
c0611964 AI |
4191 | |
4192 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4193 | region), assume the whole window needs to be repainted. */ | |
4194 | GetClientRect(hwnd, &wmsg.rect); | |
4195 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4196 | return 0; | |
ee78dc32 | 4197 | } |
a1a80b40 | 4198 | |
ccc2d29c GV |
4199 | case WM_INPUTLANGCHANGE: |
4200 | /* Inform lisp thread of keyboard layout changes. */ | |
4201 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4202 | ||
4203 | /* Clear dead keys in the keyboard state; for simplicity only | |
4204 | preserve modifier key states. */ | |
4205 | { | |
4206 | int i; | |
4207 | BYTE keystate[256]; | |
4208 | ||
4209 | GetKeyboardState (keystate); | |
4210 | for (i = 0; i < 256; i++) | |
4211 | if (1 | |
4212 | && i != VK_SHIFT | |
4213 | && i != VK_LSHIFT | |
4214 | && i != VK_RSHIFT | |
4215 | && i != VK_CAPITAL | |
4216 | && i != VK_NUMLOCK | |
4217 | && i != VK_SCROLL | |
4218 | && i != VK_CONTROL | |
4219 | && i != VK_LCONTROL | |
4220 | && i != VK_RCONTROL | |
4221 | && i != VK_MENU | |
4222 | && i != VK_LMENU | |
4223 | && i != VK_RMENU | |
4224 | && i != VK_LWIN | |
4225 | && i != VK_RWIN) | |
4226 | keystate[i] = 0; | |
4227 | SetKeyboardState (keystate); | |
4228 | } | |
4229 | goto dflt; | |
4230 | ||
4231 | case WM_HOTKEY: | |
4232 | /* Synchronize hot keys with normal input. */ | |
4233 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4234 | return (0); | |
4235 | ||
a1a80b40 GV |
4236 | case WM_KEYUP: |
4237 | case WM_SYSKEYUP: | |
4238 | record_keyup (wParam, lParam); | |
4239 | goto dflt; | |
4240 | ||
ee78dc32 GV |
4241 | case WM_KEYDOWN: |
4242 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4243 | /* Ignore keystrokes we fake ourself; see below. */ |
4244 | if (dpyinfo->faked_key == wParam) | |
4245 | { | |
4246 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4247 | /* Make sure TranslateMessage sees them though (as long as |
4248 | they don't produce WM_CHAR messages). This ensures that | |
4249 | indicator lights are toggled promptly on Windows 9x, for | |
4250 | example. */ | |
4251 | if (lispy_function_keys[wParam] != 0) | |
4252 | { | |
4253 | windows_translate = 1; | |
4254 | goto translate; | |
4255 | } | |
4256 | return 0; | |
ccc2d29c GV |
4257 | } |
4258 | ||
7830e24b RS |
4259 | /* Synchronize modifiers with current keystroke. */ |
4260 | sync_modifiers (); | |
a1a80b40 | 4261 | record_keydown (wParam, lParam); |
ccc2d29c | 4262 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4263 | |
4264 | windows_translate = 0; | |
ccc2d29c GV |
4265 | |
4266 | switch (wParam) | |
4267 | { | |
4268 | case VK_LWIN: | |
4269 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4270 | { | |
4271 | /* Prevent system from acting on keyup (which opens the | |
4272 | Start menu if no other key was pressed) by simulating a | |
4273 | press of Space which we will ignore. */ | |
4274 | if (GetAsyncKeyState (wParam) & 1) | |
4275 | { | |
adcc3809 | 4276 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4277 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4278 | else |
576ba81c AI |
4279 | key = VK_SPACE; |
4280 | dpyinfo->faked_key = key; | |
4281 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4282 | } |
4283 | } | |
4284 | if (!NILP (Vw32_lwindow_modifier)) | |
4285 | return 0; | |
4286 | break; | |
4287 | case VK_RWIN: | |
4288 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4289 | { | |
4290 | if (GetAsyncKeyState (wParam) & 1) | |
4291 | { | |
adcc3809 | 4292 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4293 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4294 | else |
576ba81c AI |
4295 | key = VK_SPACE; |
4296 | dpyinfo->faked_key = key; | |
4297 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4298 | } |
4299 | } | |
4300 | if (!NILP (Vw32_rwindow_modifier)) | |
4301 | return 0; | |
4302 | break; | |
576ba81c | 4303 | case VK_APPS: |
ccc2d29c GV |
4304 | if (!NILP (Vw32_apps_modifier)) |
4305 | return 0; | |
4306 | break; | |
4307 | case VK_MENU: | |
4308 | if (NILP (Vw32_pass_alt_to_system)) | |
adcc3809 GV |
4309 | /* Prevent DefWindowProc from activating the menu bar if an |
4310 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4311 | return 0; |
84fb1139 | 4312 | windows_translate = 1; |
ccc2d29c GV |
4313 | break; |
4314 | case VK_CAPITAL: | |
4315 | /* Decide whether to treat as modifier or function key. */ | |
4316 | if (NILP (Vw32_enable_caps_lock)) | |
4317 | goto disable_lock_key; | |
adcc3809 GV |
4318 | windows_translate = 1; |
4319 | break; | |
ccc2d29c GV |
4320 | case VK_NUMLOCK: |
4321 | /* Decide whether to treat as modifier or function key. */ | |
4322 | if (NILP (Vw32_enable_num_lock)) | |
4323 | goto disable_lock_key; | |
adcc3809 GV |
4324 | windows_translate = 1; |
4325 | break; | |
ccc2d29c GV |
4326 | case VK_SCROLL: |
4327 | /* Decide whether to treat as modifier or function key. */ | |
4328 | if (NILP (Vw32_scroll_lock_modifier)) | |
4329 | goto disable_lock_key; | |
adcc3809 GV |
4330 | windows_translate = 1; |
4331 | break; | |
ccc2d29c | 4332 | disable_lock_key: |
adcc3809 GV |
4333 | /* Ensure the appropriate lock key state (and indicator light) |
4334 | remains in the same state. We do this by faking another | |
4335 | press of the relevant key. Apparently, this really is the | |
4336 | only way to toggle the state of the indicator lights. */ | |
4337 | dpyinfo->faked_key = wParam; | |
4338 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4339 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4340 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4341 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4342 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4343 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4344 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4345 | (TranslateMessage apparently does this), after forwarding | |
4346 | input event. */ | |
4347 | post_character_message (hwnd, msg, wParam, lParam, | |
4348 | w32_get_key_modifiers (wParam, lParam)); | |
4349 | windows_translate = 1; | |
ccc2d29c GV |
4350 | break; |
4351 | case VK_CONTROL: | |
4352 | case VK_SHIFT: | |
4353 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4354 | windows_translate = 1; | |
4355 | break; | |
adcc3809 GV |
4356 | case VK_CANCEL: |
4357 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4358 | which is confusing for purposes of key binding; convert | |
4359 | VK_CANCEL events into VK_PAUSE events. */ | |
4360 | wParam = VK_PAUSE; | |
4361 | break; | |
4362 | case VK_PAUSE: | |
4363 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4364 | for purposes of key binding; convert these back into | |
4365 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4366 | presses. (Note that there is never any possibility that | |
4367 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4368 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4369 | wParam = VK_NUMLOCK; | |
4370 | break; | |
ccc2d29c GV |
4371 | default: |
4372 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4373 | if (lispy_function_keys[wParam] == 0) | |
4374 | { | |
adcc3809 GV |
4375 | DWORD modifiers = construct_console_modifiers (); |
4376 | ||
ccc2d29c GV |
4377 | if (!NILP (Vw32_recognize_altgr) |
4378 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4379 | { | |
4380 | /* Always let TranslateMessage handle AltGr key chords; | |
4381 | for some reason, ToAscii doesn't always process AltGr | |
4382 | chords correctly. */ | |
4383 | windows_translate = 1; | |
4384 | } | |
adcc3809 | 4385 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4386 | { |
adcc3809 GV |
4387 | /* Handle key chords including any modifiers other |
4388 | than shift directly, in order to preserve as much | |
4389 | modifier information as possible. */ | |
ccc2d29c GV |
4390 | if ('A' <= wParam && wParam <= 'Z') |
4391 | { | |
4392 | /* Don't translate modified alphabetic keystrokes, | |
4393 | so the user doesn't need to constantly switch | |
4394 | layout to type control or meta keystrokes when | |
4395 | the normal layout translates alphabetic | |
4396 | characters to non-ascii characters. */ | |
4397 | if (!modifier_set (VK_SHIFT)) | |
4398 | wParam += ('a' - 'A'); | |
4399 | msg = WM_CHAR; | |
4400 | } | |
4401 | else | |
4402 | { | |
4403 | /* Try to handle other keystrokes by determining the | |
4404 | base character (ie. translating the base key plus | |
4405 | shift modifier). */ | |
4406 | int add; | |
4407 | int isdead = 0; | |
4408 | KEY_EVENT_RECORD key; | |
4409 | ||
4410 | key.bKeyDown = TRUE; | |
4411 | key.wRepeatCount = 1; | |
4412 | key.wVirtualKeyCode = wParam; | |
4413 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4414 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4415 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4416 | |
4417 | add = w32_kbd_patch_key (&key); | |
4418 | /* 0 means an unrecognised keycode, negative means | |
4419 | dead key. Ignore both. */ | |
4420 | while (--add >= 0) | |
4421 | { | |
4422 | /* Forward asciified character sequence. */ | |
4423 | post_character_message | |
4424 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4425 | w32_get_key_modifiers (wParam, lParam)); | |
4426 | w32_kbd_patch_key (&key); | |
4427 | } | |
4428 | return 0; | |
4429 | } | |
4430 | } | |
4431 | else | |
4432 | { | |
4433 | /* Let TranslateMessage handle everything else. */ | |
4434 | windows_translate = 1; | |
4435 | } | |
4436 | } | |
4437 | } | |
a1a80b40 | 4438 | |
adcc3809 | 4439 | translate: |
84fb1139 KH |
4440 | if (windows_translate) |
4441 | { | |
e9e23e23 | 4442 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4443 | |
e9e23e23 GV |
4444 | windows_msg.time = GetMessageTime (); |
4445 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4446 | goto dflt; |
4447 | } | |
4448 | ||
ee78dc32 GV |
4449 | /* Fall through */ |
4450 | ||
4451 | case WM_SYSCHAR: | |
4452 | case WM_CHAR: | |
ccc2d29c GV |
4453 | post_character_message (hwnd, msg, wParam, lParam, |
4454 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4455 | break; |
da36a4d6 | 4456 | |
5ac45f98 GV |
4457 | /* Simulate middle mouse button events when left and right buttons |
4458 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4459 | case WM_LBUTTONDOWN: |
5ac45f98 | 4460 | case WM_RBUTTONDOWN: |
7ce9aaca | 4461 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4462 | goto handle_plain_button; |
4463 | ||
4464 | { | |
4465 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4466 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4467 | ||
3cb20f4a RS |
4468 | if (button_state & this) |
4469 | return 0; | |
5ac45f98 GV |
4470 | |
4471 | if (button_state == 0) | |
4472 | SetCapture (hwnd); | |
4473 | ||
4474 | button_state |= this; | |
4475 | ||
4476 | if (button_state & other) | |
4477 | { | |
84fb1139 | 4478 | if (mouse_button_timer) |
5ac45f98 | 4479 | { |
84fb1139 KH |
4480 | KillTimer (hwnd, mouse_button_timer); |
4481 | mouse_button_timer = 0; | |
5ac45f98 GV |
4482 | |
4483 | /* Generate middle mouse event instead. */ | |
4484 | msg = WM_MBUTTONDOWN; | |
4485 | button_state |= MMOUSE; | |
4486 | } | |
4487 | else if (button_state & MMOUSE) | |
4488 | { | |
4489 | /* Ignore button event if we've already generated a | |
4490 | middle mouse down event. This happens if the | |
4491 | user releases and press one of the two buttons | |
4492 | after we've faked a middle mouse event. */ | |
4493 | return 0; | |
4494 | } | |
4495 | else | |
4496 | { | |
4497 | /* Flush out saved message. */ | |
84fb1139 | 4498 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4499 | } |
fbd6baed | 4500 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4501 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4502 | ||
4503 | /* Clear message buffer. */ | |
84fb1139 | 4504 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4505 | } |
4506 | else | |
4507 | { | |
4508 | /* Hold onto message for now. */ | |
84fb1139 | 4509 | mouse_button_timer = |
adcc3809 GV |
4510 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4511 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4512 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4513 | saved_mouse_button_msg.msg.message = msg; | |
4514 | saved_mouse_button_msg.msg.wParam = wParam; | |
4515 | saved_mouse_button_msg.msg.lParam = lParam; | |
4516 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4517 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4518 | } |
4519 | } | |
4520 | return 0; | |
4521 | ||
ee78dc32 | 4522 | case WM_LBUTTONUP: |
5ac45f98 | 4523 | case WM_RBUTTONUP: |
7ce9aaca | 4524 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4525 | goto handle_plain_button; |
4526 | ||
4527 | { | |
4528 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4529 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4530 | ||
3cb20f4a RS |
4531 | if ((button_state & this) == 0) |
4532 | return 0; | |
5ac45f98 GV |
4533 | |
4534 | button_state &= ~this; | |
4535 | ||
4536 | if (button_state & MMOUSE) | |
4537 | { | |
4538 | /* Only generate event when second button is released. */ | |
4539 | if ((button_state & other) == 0) | |
4540 | { | |
4541 | msg = WM_MBUTTONUP; | |
4542 | button_state &= ~MMOUSE; | |
4543 | ||
4544 | if (button_state) abort (); | |
4545 | } | |
4546 | else | |
4547 | return 0; | |
4548 | } | |
4549 | else | |
4550 | { | |
4551 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4552 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4553 | { |
84fb1139 | 4554 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4555 | } |
4556 | } | |
fbd6baed | 4557 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4558 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4559 | ||
4560 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4561 | saved_mouse_button_msg.msg.hwnd = 0; |
4562 | KillTimer (hwnd, mouse_button_timer); | |
4563 | mouse_button_timer = 0; | |
5ac45f98 GV |
4564 | |
4565 | if (button_state == 0) | |
4566 | ReleaseCapture (); | |
4567 | } | |
4568 | return 0; | |
4569 | ||
ee78dc32 GV |
4570 | case WM_MBUTTONDOWN: |
4571 | case WM_MBUTTONUP: | |
5ac45f98 | 4572 | handle_plain_button: |
ee78dc32 GV |
4573 | { |
4574 | BOOL up; | |
1edf84e7 | 4575 | int button; |
ee78dc32 | 4576 | |
1edf84e7 | 4577 | if (parse_button (msg, &button, &up)) |
ee78dc32 GV |
4578 | { |
4579 | if (up) ReleaseCapture (); | |
4580 | else SetCapture (hwnd); | |
1edf84e7 GV |
4581 | button = (button == 0) ? LMOUSE : |
4582 | ((button == 1) ? MMOUSE : RMOUSE); | |
4583 | if (up) | |
4584 | button_state &= ~button; | |
4585 | else | |
4586 | button_state |= button; | |
ee78dc32 GV |
4587 | } |
4588 | } | |
4589 | ||
fbd6baed | 4590 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4591 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
5ac45f98 GV |
4592 | return 0; |
4593 | ||
5ac45f98 | 4594 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4595 | /* If the mouse has just moved into the frame, start tracking |
4596 | it, so we will be notified when it leaves the frame. Mouse | |
4597 | tracking only works under W98 and NT4 and later. On earlier | |
4598 | versions, there is no way of telling when the mouse leaves the | |
4599 | frame, so we just have to put up with help-echo and mouse | |
4600 | highlighting remaining while the frame is not active. */ | |
4601 | if (track_mouse_event_fn && !track_mouse_window) | |
4602 | { | |
4603 | TRACKMOUSEEVENT tme; | |
4604 | tme.cbSize = sizeof (tme); | |
4605 | tme.dwFlags = TME_LEAVE; | |
4606 | tme.hwndTrack = hwnd; | |
4607 | ||
4608 | track_mouse_event_fn (&tme); | |
4609 | track_mouse_window = hwnd; | |
4610 | } | |
4611 | case WM_VSCROLL: | |
fbd6baed | 4612 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4613 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4614 | { | |
fbd6baed | 4615 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4616 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4617 | return 0; | |
4618 | } | |
4619 | ||
4620 | /* Hang onto mouse move and scroll messages for a bit, to avoid | |
4621 | sending such events to Emacs faster than it can process them. | |
4622 | If we get more events before the timer from the first message | |
4623 | expires, we just replace the first message. */ | |
4624 | ||
4625 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4626 | mouse_move_timer = | |
adcc3809 GV |
4627 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4628 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4629 | |
4630 | /* Hold onto message for now. */ | |
4631 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4632 | saved_mouse_move_msg.msg.message = msg; | |
4633 | saved_mouse_move_msg.msg.wParam = wParam; | |
4634 | saved_mouse_move_msg.msg.lParam = lParam; | |
4635 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4636 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4637 | |
4638 | return 0; | |
4639 | ||
1edf84e7 GV |
4640 | case WM_MOUSEWHEEL: |
4641 | wmsg.dwModifiers = w32_get_modifiers (); | |
4642 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4643 | return 0; | |
4644 | ||
cb9e33d4 RS |
4645 | case WM_DROPFILES: |
4646 | wmsg.dwModifiers = w32_get_modifiers (); | |
4647 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4648 | return 0; | |
4649 | ||
84fb1139 KH |
4650 | case WM_TIMER: |
4651 | /* Flush out saved messages if necessary. */ | |
4652 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4653 | { |
84fb1139 KH |
4654 | if (saved_mouse_button_msg.msg.hwnd) |
4655 | { | |
4656 | post_msg (&saved_mouse_button_msg); | |
4657 | saved_mouse_button_msg.msg.hwnd = 0; | |
4658 | } | |
4659 | KillTimer (hwnd, mouse_button_timer); | |
4660 | mouse_button_timer = 0; | |
4661 | } | |
4662 | else if (wParam == mouse_move_timer) | |
4663 | { | |
4664 | if (saved_mouse_move_msg.msg.hwnd) | |
4665 | { | |
4666 | post_msg (&saved_mouse_move_msg); | |
4667 | saved_mouse_move_msg.msg.hwnd = 0; | |
4668 | } | |
4669 | KillTimer (hwnd, mouse_move_timer); | |
4670 | mouse_move_timer = 0; | |
5ac45f98 | 4671 | } |
5ac45f98 | 4672 | return 0; |
84fb1139 KH |
4673 | |
4674 | case WM_NCACTIVATE: | |
4675 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4676 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4677 | The only indication we get that something happened is receiving |
4678 | this message afterwards. So this is a good time to reset our | |
4679 | keyboard modifiers' state. */ | |
4680 | reset_modifiers (); | |
4681 | goto dflt; | |
da36a4d6 | 4682 | |
1edf84e7 | 4683 | case WM_INITMENU: |
487163ac AI |
4684 | button_state = 0; |
4685 | ReleaseCapture (); | |
1edf84e7 GV |
4686 | /* We must ensure menu bar is fully constructed and up to date |
4687 | before allowing user interaction with it. To achieve this | |
4688 | we send this message to the lisp thread and wait for a | |
4689 | reply (whose value is not actually needed) to indicate that | |
4690 | the menu bar is now ready for use, so we can now return. | |
4691 | ||
4692 | To remain responsive in the meantime, we enter a nested message | |
4693 | loop that can process all other messages. | |
4694 | ||
4695 | However, we skip all this if the message results from calling | |
4696 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4697 | thread a message because it is blocked on us at this point. We | |
4698 | set menubar_active before calling TrackPopupMenu to indicate | |
4699 | this (there is no possibility of confusion with real menubar | |
4700 | being active). */ | |
4701 | ||
4702 | f = x_window_to_frame (dpyinfo, hwnd); | |
4703 | if (f | |
4704 | && (f->output_data.w32->menubar_active | |
4705 | /* We can receive this message even in the absence of a | |
4706 | menubar (ie. when the system menu is activated) - in this | |
4707 | case we do NOT want to forward the message, otherwise it | |
4708 | will cause the menubar to suddenly appear when the user | |
4709 | had requested it to be turned off! */ | |
4710 | || f->output_data.w32->menubar_widget == NULL)) | |
4711 | return 0; | |
4712 | ||
4713 | { | |
4714 | deferred_msg msg_buf; | |
4715 | ||
4716 | /* Detect if message has already been deferred; in this case | |
4717 | we cannot return any sensible value to ignore this. */ | |
4718 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4719 | abort (); | |
4720 | ||
4721 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4722 | } | |
4723 | ||
4724 | case WM_EXITMENULOOP: | |
4725 | f = x_window_to_frame (dpyinfo, hwnd); | |
4726 | ||
9eb16b62 JR |
4727 | /* Free memory used by owner-drawn and help-echo strings. */ |
4728 | w32_free_menu_strings (hwnd); | |
4729 | ||
1edf84e7 GV |
4730 | /* Indicate that menubar can be modified again. */ |
4731 | if (f) | |
4732 | f->output_data.w32->menubar_active = 0; | |
4733 | goto dflt; | |
4734 | ||
126f2e35 | 4735 | case WM_MENUSELECT: |
4e3a1c61 JR |
4736 | /* Direct handling of help_echo in menus. Should be safe now |
4737 | that we generate the help_echo by placing a help event in the | |
4738 | keyboard buffer. */ | |
ca56d953 | 4739 | { |
ca56d953 JR |
4740 | HMENU menu = (HMENU) lParam; |
4741 | UINT menu_item = (UINT) LOWORD (wParam); | |
4742 | UINT flags = (UINT) HIWORD (wParam); | |
4743 | ||
4e3a1c61 | 4744 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4745 | } |
126f2e35 JR |
4746 | return 0; |
4747 | ||
87996783 GV |
4748 | case WM_MEASUREITEM: |
4749 | f = x_window_to_frame (dpyinfo, hwnd); | |
4750 | if (f) | |
4751 | { | |
4752 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4753 | ||
4754 | if (pMis->CtlType == ODT_MENU) | |
4755 | { | |
4756 | /* Work out dimensions for popup menu titles. */ | |
4757 | char * title = (char *) pMis->itemData; | |
4758 | HDC hdc = GetDC (hwnd); | |
4759 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4760 | LOGFONT menu_logfont; | |
4761 | HFONT old_font; | |
4762 | SIZE size; | |
4763 | ||
4764 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4765 | menu_logfont.lfWeight = FW_BOLD; | |
4766 | menu_font = CreateFontIndirect (&menu_logfont); | |
4767 | old_font = SelectObject (hdc, menu_font); | |
4768 | ||
dfff8a69 JR |
4769 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4770 | if (title) | |
4771 | { | |
4772 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4773 | pMis->itemWidth = size.cx; | |
4774 | if (pMis->itemHeight < size.cy) | |
4775 | pMis->itemHeight = size.cy; | |
4776 | } | |
4777 | else | |
4778 | pMis->itemWidth = 0; | |
87996783 GV |
4779 | |
4780 | SelectObject (hdc, old_font); | |
4781 | DeleteObject (menu_font); | |
4782 | ReleaseDC (hwnd, hdc); | |
4783 | return TRUE; | |
4784 | } | |
4785 | } | |
4786 | return 0; | |
4787 | ||
4788 | case WM_DRAWITEM: | |
4789 | f = x_window_to_frame (dpyinfo, hwnd); | |
4790 | if (f) | |
4791 | { | |
4792 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4793 | ||
4794 | if (pDis->CtlType == ODT_MENU) | |
4795 | { | |
4796 | /* Draw popup menu title. */ | |
4797 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4798 | if (title) |
4799 | { | |
4800 | HDC hdc = pDis->hDC; | |
4801 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4802 | LOGFONT menu_logfont; | |
4803 | HFONT old_font; | |
4804 | ||
4805 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4806 | menu_logfont.lfWeight = FW_BOLD; | |
4807 | menu_font = CreateFontIndirect (&menu_logfont); | |
4808 | old_font = SelectObject (hdc, menu_font); | |
4809 | ||
4810 | /* Always draw title as if not selected. */ | |
4811 | ExtTextOut (hdc, | |
4812 | pDis->rcItem.left | |
4813 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4814 | pDis->rcItem.top, | |
4815 | ETO_OPAQUE, &pDis->rcItem, | |
4816 | title, strlen (title), NULL); | |
4817 | ||
4818 | SelectObject (hdc, old_font); | |
4819 | DeleteObject (menu_font); | |
4820 | } | |
87996783 GV |
4821 | return TRUE; |
4822 | } | |
4823 | } | |
4824 | return 0; | |
4825 | ||
1edf84e7 GV |
4826 | #if 0 |
4827 | /* Still not right - can't distinguish between clicks in the | |
4828 | client area of the frame from clicks forwarded from the scroll | |
4829 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4830 | position and then check if it is in the client area ourselves. */ | |
4831 | case WM_MOUSEACTIVATE: | |
4832 | /* Discard the mouse click that activates a frame, allowing the | |
4833 | user to click anywhere without changing point (or worse!). | |
4834 | Don't eat mouse clicks on scrollbars though!! */ | |
4835 | if (LOWORD (lParam) == HTCLIENT ) | |
4836 | return MA_ACTIVATEANDEAT; | |
4837 | goto dflt; | |
4838 | #endif | |
4839 | ||
9eb16b62 JR |
4840 | case WM_MOUSELEAVE: |
4841 | /* No longer tracking mouse. */ | |
4842 | track_mouse_window = NULL; | |
4843 | ||
1edf84e7 | 4844 | case WM_ACTIVATEAPP: |
ccc2d29c | 4845 | case WM_ACTIVATE: |
1edf84e7 GV |
4846 | case WM_WINDOWPOSCHANGED: |
4847 | case WM_SHOWWINDOW: | |
4848 | /* Inform lisp thread that a frame might have just been obscured | |
4849 | or exposed, so should recheck visibility of all frames. */ | |
4850 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4851 | goto dflt; | |
4852 | ||
da36a4d6 | 4853 | case WM_SETFOCUS: |
adcc3809 GV |
4854 | dpyinfo->faked_key = 0; |
4855 | reset_modifiers (); | |
ccc2d29c GV |
4856 | register_hot_keys (hwnd); |
4857 | goto command; | |
8681157a | 4858 | case WM_KILLFOCUS: |
ccc2d29c | 4859 | unregister_hot_keys (hwnd); |
487163ac AI |
4860 | button_state = 0; |
4861 | ReleaseCapture (); | |
65906840 JR |
4862 | /* Relinquish the system caret. */ |
4863 | if (w32_system_caret_hwnd) | |
4864 | { | |
4865 | DestroyCaret (); | |
4866 | w32_system_caret_hwnd = NULL; | |
4867 | } | |
ee78dc32 GV |
4868 | case WM_MOVE: |
4869 | case WM_SIZE: | |
ee78dc32 | 4870 | case WM_COMMAND: |
ccc2d29c | 4871 | command: |
fbd6baed | 4872 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4873 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4874 | goto dflt; | |
8847d890 RS |
4875 | |
4876 | case WM_CLOSE: | |
fbd6baed | 4877 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4878 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4879 | return 0; | |
4880 | ||
ee78dc32 | 4881 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
4882 | /* Don't restrict the sizing of tip frames. */ |
4883 | if (hwnd == tip_window) | |
4884 | return 0; | |
ee78dc32 GV |
4885 | { |
4886 | WINDOWPLACEMENT wp; | |
4887 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
4888 | |
4889 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 GV |
4890 | GetWindowPlacement (hwnd, &wp); |
4891 | ||
1edf84e7 | 4892 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
4893 | { |
4894 | RECT rect; | |
4895 | int wdiff; | |
4896 | int hdiff; | |
1edf84e7 GV |
4897 | DWORD font_width; |
4898 | DWORD line_height; | |
4899 | DWORD internal_border; | |
4900 | DWORD scrollbar_extra; | |
ee78dc32 GV |
4901 | RECT wr; |
4902 | ||
5ac45f98 | 4903 | wp.length = sizeof(wp); |
ee78dc32 GV |
4904 | GetWindowRect (hwnd, &wr); |
4905 | ||
3c190163 | 4906 | enter_crit (); |
ee78dc32 | 4907 | |
1edf84e7 GV |
4908 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
4909 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
4910 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
4911 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
ee78dc32 | 4912 | |
3c190163 | 4913 | leave_crit (); |
ee78dc32 GV |
4914 | |
4915 | memset (&rect, 0, sizeof (rect)); | |
4916 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), | |
4917 | GetMenu (hwnd) != NULL); | |
4918 | ||
1edf84e7 GV |
4919 | /* Force width and height of client area to be exact |
4920 | multiples of the character cell dimensions. */ | |
4921 | wdiff = (lppos->cx - (rect.right - rect.left) | |
4922 | - 2 * internal_border - scrollbar_extra) | |
4923 | % font_width; | |
4924 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
4925 | - 2 * internal_border) | |
4926 | % line_height; | |
ee78dc32 GV |
4927 | |
4928 | if (wdiff || hdiff) | |
4929 | { | |
4930 | /* For right/bottom sizing we can just fix the sizes. | |
4931 | However for top/left sizing we will need to fix the X | |
4932 | and Y positions as well. */ | |
4933 | ||
4934 | lppos->cx -= wdiff; | |
4935 | lppos->cy -= hdiff; | |
4936 | ||
4937 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 4938 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
4939 | { |
4940 | if (lppos->x != wr.left || lppos->y != wr.top) | |
4941 | { | |
4942 | lppos->x += wdiff; | |
4943 | lppos->y += hdiff; | |
4944 | } | |
4945 | else | |
4946 | { | |
4947 | lppos->flags |= SWP_NOMOVE; | |
4948 | } | |
4949 | } | |
4950 | ||
1edf84e7 | 4951 | return 0; |
ee78dc32 GV |
4952 | } |
4953 | } | |
4954 | } | |
ee78dc32 GV |
4955 | |
4956 | goto dflt; | |
1edf84e7 | 4957 | |
b1f918f8 GV |
4958 | case WM_GETMINMAXINFO: |
4959 | /* Hack to correct bug that allows Emacs frames to be resized | |
4960 | below the Minimum Tracking Size. */ | |
4961 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
4962 | /* Hack to allow resizing the Emacs frame above the screen size. |
4963 | Note that Windows 9x limits coordinates to 16-bits. */ | |
4964 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
4965 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
4966 | return 0; |
4967 | ||
1edf84e7 GV |
4968 | case WM_EMACS_CREATESCROLLBAR: |
4969 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
4970 | (struct scroll_bar *) lParam); | |
4971 | ||
5ac45f98 | 4972 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
4973 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
4974 | ||
dfdb4047 | 4975 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
4976 | { |
4977 | HWND foreground_window; | |
4978 | DWORD foreground_thread, retval; | |
4979 | ||
4980 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
4981 | attach to the thread that currently has focus in order to | |
4982 | pull the focus away from it. */ | |
4983 | foreground_window = GetForegroundWindow (); | |
4984 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
4985 | if (!foreground_window | |
4986 | || foreground_thread == GetCurrentThreadId () | |
4987 | || !AttachThreadInput (GetCurrentThreadId (), | |
4988 | foreground_thread, TRUE)) | |
4989 | foreground_thread = 0; | |
4990 | ||
4991 | retval = SetForegroundWindow ((HWND) wParam); | |
4992 | ||
4993 | /* Detach from the previous foreground thread. */ | |
4994 | if (foreground_thread) | |
4995 | AttachThreadInput (GetCurrentThreadId (), | |
4996 | foreground_thread, FALSE); | |
4997 | ||
4998 | return retval; | |
4999 | } | |
dfdb4047 | 5000 | |
5ac45f98 GV |
5001 | case WM_EMACS_SETWINDOWPOS: |
5002 | { | |
1edf84e7 GV |
5003 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5004 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5005 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5006 | } | |
1edf84e7 | 5007 | |
ee78dc32 | 5008 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5009 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5010 | return DestroyWindow ((HWND) wParam); |
5011 | ||
65906840 JR |
5012 | case WM_EMACS_DESTROY_CARET: |
5013 | w32_system_caret_hwnd = NULL; | |
5014 | return DestroyCaret (); | |
5015 | ||
5016 | case WM_EMACS_TRACK_CARET: | |
5017 | /* If there is currently no system caret, create one. */ | |
5018 | if (w32_system_caret_hwnd == NULL) | |
5019 | { | |
5020 | w32_system_caret_hwnd = hwnd; | |
5021 | CreateCaret (hwnd, NULL, w32_system_caret_width, | |
5022 | w32_system_caret_height); | |
5023 | } | |
5024 | return SetCaretPos (w32_system_caret_x, w32_system_caret_y); | |
5025 | ||
1edf84e7 GV |
5026 | case WM_EMACS_TRACKPOPUPMENU: |
5027 | { | |
5028 | UINT flags; | |
5029 | POINT *pos; | |
5030 | int retval; | |
5031 | pos = (POINT *)lParam; | |
5032 | flags = TPM_CENTERALIGN; | |
5033 | if (button_state & LMOUSE) | |
5034 | flags |= TPM_LEFTBUTTON; | |
5035 | else if (button_state & RMOUSE) | |
5036 | flags |= TPM_RIGHTBUTTON; | |
5037 | ||
87996783 GV |
5038 | /* Remember we did a SetCapture on the initial mouse down event, |
5039 | so for safety, we make sure the capture is cancelled now. */ | |
5040 | ReleaseCapture (); | |
490822ff | 5041 | button_state = 0; |
87996783 | 5042 | |
1edf84e7 GV |
5043 | /* Use menubar_active to indicate that WM_INITMENU is from |
5044 | TrackPopupMenu below, and should be ignored. */ | |
5045 | f = x_window_to_frame (dpyinfo, hwnd); | |
5046 | if (f) | |
5047 | f->output_data.w32->menubar_active = 1; | |
5048 | ||
5049 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
5050 | 0, hwnd, NULL)) | |
5051 | { | |
5052 | MSG amsg; | |
5053 | /* Eat any mouse messages during popupmenu */ | |
5054 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5055 | PM_REMOVE)); | |
5056 | /* Get the menu selection, if any */ | |
5057 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5058 | { | |
5059 | retval = LOWORD (amsg.wParam); | |
5060 | } | |
5061 | else | |
5062 | { | |
5063 | retval = 0; | |
5064 | } | |
1edf84e7 GV |
5065 | } |
5066 | else | |
5067 | { | |
5068 | retval = -1; | |
5069 | } | |
5070 | ||
5071 | return retval; | |
5072 | } | |
5073 | ||
ee78dc32 | 5074 | default: |
93fbe8b7 GV |
5075 | /* Check for messages registered at runtime. */ |
5076 | if (msg == msh_mousewheel) | |
5077 | { | |
5078 | wmsg.dwModifiers = w32_get_modifiers (); | |
5079 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5080 | return 0; | |
5081 | } | |
5082 | ||
ee78dc32 GV |
5083 | dflt: |
5084 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5085 | } | |
5086 | ||
1edf84e7 GV |
5087 | |
5088 | /* The most common default return code for handled messages is 0. */ | |
5089 | return 0; | |
ee78dc32 GV |
5090 | } |
5091 | ||
5092 | void | |
5093 | my_create_window (f) | |
5094 | struct frame * f; | |
5095 | { | |
5096 | MSG msg; | |
5097 | ||
1edf84e7 GV |
5098 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5099 | abort (); | |
ee78dc32 GV |
5100 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5101 | } | |
5102 | ||
ca56d953 JR |
5103 | |
5104 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5105 | indirectly via the Window thread, as we do not need to process Window | |
5106 | messages for the tooltip. Creating tooltips indirectly also creates | |
5107 | deadlocks when tooltips are created for menu items. */ | |
5108 | void | |
5109 | my_create_tip_window (f) | |
5110 | struct frame *f; | |
5111 | { | |
bfd6edcc | 5112 | RECT rect; |
ca56d953 | 5113 | |
bfd6edcc JR |
5114 | rect.left = rect.top = 0; |
5115 | rect.right = PIXEL_WIDTH (f); | |
5116 | rect.bottom = PIXEL_HEIGHT (f); | |
5117 | ||
5118 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5119 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5120 | ||
5121 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5122 | = CreateWindow (EMACS_CLASS, |
5123 | f->namebuf, | |
5124 | f->output_data.w32->dwStyle, | |
5125 | f->output_data.w32->left_pos, | |
5126 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5127 | rect.right - rect.left, |
5128 | rect.bottom - rect.top, | |
ca56d953 JR |
5129 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5130 | NULL, | |
5131 | hinst, | |
5132 | NULL); | |
5133 | ||
bfd6edcc | 5134 | if (tip_window) |
ca56d953 | 5135 | { |
bfd6edcc JR |
5136 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5137 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5138 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5139 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5140 | ||
5141 | /* Tip frames have no scrollbars. */ | |
5142 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5143 | |
5144 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5145 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5146 | } |
5147 | } | |
5148 | ||
5149 | ||
fbd6baed | 5150 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5151 | |
5152 | static void | |
fbd6baed | 5153 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5154 | struct frame *f; |
5155 | long window_prompting; | |
5156 | int minibuffer_only; | |
5157 | { | |
5158 | BLOCK_INPUT; | |
5159 | ||
5160 | /* Use the resource name as the top-level window name | |
5161 | for looking up resources. Make a non-Lisp copy | |
5162 | for the window manager, so GC relocation won't bother it. | |
5163 | ||
5164 | Elsewhere we specify the window name for the window manager. */ | |
5165 | ||
5166 | { | |
5167 | char *str = (char *) XSTRING (Vx_resource_name)->data; | |
5168 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
5169 | strcpy (f->namebuf, str); | |
5170 | } | |
5171 | ||
5172 | my_create_window (f); | |
5173 | ||
5174 | validate_x_resource_name (); | |
5175 | ||
5176 | /* x_set_name normally ignores requests to set the name if the | |
5177 | requested name is the same as the current name. This is the one | |
5178 | place where that assumption isn't correct; f->name is set, but | |
5179 | the server hasn't been told. */ | |
5180 | { | |
5181 | Lisp_Object name; | |
5182 | int explicit = f->explicit_name; | |
5183 | ||
5184 | f->explicit_name = 0; | |
5185 | name = f->name; | |
5186 | f->name = Qnil; | |
5187 | x_set_name (f, name, explicit); | |
5188 | } | |
5189 | ||
5190 | UNBLOCK_INPUT; | |
5191 | ||
5192 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5193 | initialize_frame_menubar (f); | |
5194 | ||
fbd6baed | 5195 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5196 | error ("Unable to create window"); |
5197 | } | |
5198 | ||
5199 | /* Handle the icon stuff for this window. Perhaps later we might | |
5200 | want an x_set_icon_position which can be called interactively as | |
5201 | well. */ | |
5202 | ||
5203 | static void | |
5204 | x_icon (f, parms) | |
5205 | struct frame *f; | |
5206 | Lisp_Object parms; | |
5207 | { | |
5208 | Lisp_Object icon_x, icon_y; | |
5209 | ||
e9e23e23 | 5210 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5211 | icons in the tray. */ |
6fc2811b JR |
5212 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5213 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5214 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5215 | { | |
b7826503 PJ |
5216 | CHECK_NUMBER (icon_x); |
5217 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5218 | } |
5219 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5220 | error ("Both left and top icon corners of icon must be specified"); | |
5221 | ||
5222 | BLOCK_INPUT; | |
5223 | ||
5224 | if (! EQ (icon_x, Qunbound)) | |
5225 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5226 | ||
1edf84e7 GV |
5227 | #if 0 /* TODO */ |
5228 | /* Start up iconic or window? */ | |
5229 | x_wm_set_window_state | |
6fc2811b | 5230 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5231 | ? IconicState |
5232 | : NormalState)); | |
5233 | ||
5234 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) | |
5235 | ? f->icon_name | |
5236 | : f->name))->data); | |
5237 | #endif | |
5238 | ||
ee78dc32 GV |
5239 | UNBLOCK_INPUT; |
5240 | } | |
5241 | ||
6fc2811b JR |
5242 | |
5243 | static void | |
5244 | x_make_gc (f) | |
5245 | struct frame *f; | |
5246 | { | |
5247 | XGCValues gc_values; | |
5248 | ||
5249 | BLOCK_INPUT; | |
5250 | ||
5251 | /* Create the GC's of this frame. | |
5252 | Note that many default values are used. */ | |
5253 | ||
5254 | /* Normal video */ | |
5255 | gc_values.font = f->output_data.w32->font; | |
5256 | ||
5257 | /* Cursor has cursor-color background, background-color foreground. */ | |
5258 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5259 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5260 | f->output_data.w32->cursor_gc | |
5261 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5262 | (GCFont | GCForeground | GCBackground), | |
5263 | &gc_values); | |
5264 | ||
5265 | /* Reliefs. */ | |
5266 | f->output_data.w32->white_relief.gc = 0; | |
5267 | f->output_data.w32->black_relief.gc = 0; | |
5268 | ||
5269 | UNBLOCK_INPUT; | |
5270 | } | |
5271 | ||
5272 | ||
937e601e AI |
5273 | /* Handler for signals raised during x_create_frame and |
5274 | x_create_top_frame. FRAME is the frame which is partially | |
5275 | constructed. */ | |
5276 | ||
5277 | static Lisp_Object | |
5278 | unwind_create_frame (frame) | |
5279 | Lisp_Object frame; | |
5280 | { | |
5281 | struct frame *f = XFRAME (frame); | |
5282 | ||
5283 | /* If frame is ``official'', nothing to do. */ | |
5284 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5285 | { | |
5286 | #ifdef GLYPH_DEBUG | |
5287 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5288 | #endif | |
5289 | ||
5290 | x_free_frame_resources (f); | |
5291 | ||
5292 | /* Check that reference counts are indeed correct. */ | |
5293 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5294 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5295 | |
5296 | return Qt; | |
937e601e AI |
5297 | } |
5298 | ||
5299 | return Qnil; | |
5300 | } | |
5301 | ||
5302 | ||
ee78dc32 GV |
5303 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5304 | 1, 1, 0, | |
74e1aeec JR |
5305 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5306 | Returns an Emacs frame object. | |
5307 | ALIST is an alist of frame parameters. | |
5308 | If the parameters specify that the frame should not have a minibuffer, | |
5309 | and do not specify a specific minibuffer window to use, | |
5310 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5311 | be shared by the new frame. | |
5312 | ||
5313 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5314 | (parms) |
5315 | Lisp_Object parms; | |
5316 | { | |
5317 | struct frame *f; | |
5318 | Lisp_Object frame, tem; | |
5319 | Lisp_Object name; | |
5320 | int minibuffer_only = 0; | |
5321 | long window_prompting = 0; | |
5322 | int width, height; | |
dc220243 | 5323 | int count = BINDING_STACK_SIZE (); |
1edf84e7 | 5324 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5325 | Lisp_Object display; |
6fc2811b | 5326 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5327 | Lisp_Object parent; |
5328 | struct kboard *kb; | |
5329 | ||
4587b026 GV |
5330 | check_w32 (); |
5331 | ||
ee78dc32 GV |
5332 | /* Use this general default value to start with |
5333 | until we know if this frame has a specified name. */ | |
5334 | Vx_resource_name = Vinvocation_name; | |
5335 | ||
6fc2811b | 5336 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5337 | if (EQ (display, Qunbound)) |
5338 | display = Qnil; | |
5339 | dpyinfo = check_x_display_info (display); | |
5340 | #ifdef MULTI_KBOARD | |
5341 | kb = dpyinfo->kboard; | |
5342 | #else | |
5343 | kb = &the_only_kboard; | |
5344 | #endif | |
5345 | ||
6fc2811b | 5346 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5347 | if (!STRINGP (name) |
5348 | && ! EQ (name, Qunbound) | |
5349 | && ! NILP (name)) | |
5350 | error ("Invalid frame name--not a string or nil"); | |
5351 | ||
5352 | if (STRINGP (name)) | |
5353 | Vx_resource_name = name; | |
5354 | ||
5355 | /* See if parent window is specified. */ | |
6fc2811b | 5356 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5357 | if (EQ (parent, Qunbound)) |
5358 | parent = Qnil; | |
5359 | if (! NILP (parent)) | |
b7826503 | 5360 | CHECK_NUMBER (parent); |
ee78dc32 | 5361 | |
1edf84e7 GV |
5362 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5363 | /* No need to protect DISPLAY because that's not used after passing | |
5364 | it to make_frame_without_minibuffer. */ | |
5365 | frame = Qnil; | |
5366 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5367 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5368 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5369 | if (EQ (tem, Qnone) || NILP (tem)) |
5370 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5371 | else if (EQ (tem, Qonly)) | |
5372 | { | |
5373 | f = make_minibuffer_frame (); | |
5374 | minibuffer_only = 1; | |
5375 | } | |
5376 | else if (WINDOWP (tem)) | |
5377 | f = make_frame_without_minibuffer (tem, kb, display); | |
5378 | else | |
5379 | f = make_frame (1); | |
5380 | ||
1edf84e7 GV |
5381 | XSETFRAME (frame, f); |
5382 | ||
ee78dc32 GV |
5383 | /* Note that Windows does support scroll bars. */ |
5384 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5385 | /* By default, make scrollbars the system standard width. */ |
5386 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5387 | |
fbd6baed | 5388 | f->output_method = output_w32; |
6fc2811b JR |
5389 | f->output_data.w32 = |
5390 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5391 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5392 | FRAME_FONTSET (f) = -1; |
937e601e | 5393 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5394 | |
1edf84e7 | 5395 | f->icon_name |
6fc2811b | 5396 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5397 | if (! STRINGP (f->icon_name)) |
5398 | f->icon_name = Qnil; | |
5399 | ||
fbd6baed | 5400 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5401 | #ifdef MULTI_KBOARD |
5402 | FRAME_KBOARD (f) = kb; | |
5403 | #endif | |
5404 | ||
5405 | /* Specify the parent under which to make this window. */ | |
5406 | ||
5407 | if (!NILP (parent)) | |
5408 | { | |
1660f34a | 5409 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5410 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5411 | } |
5412 | else | |
5413 | { | |
fbd6baed GV |
5414 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5415 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5416 | } |
5417 | ||
ee78dc32 GV |
5418 | /* Set the name; the functions to which we pass f expect the name to |
5419 | be set. */ | |
5420 | if (EQ (name, Qunbound) || NILP (name)) | |
5421 | { | |
fbd6baed | 5422 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5423 | f->explicit_name = 0; |
5424 | } | |
5425 | else | |
5426 | { | |
5427 | f->name = name; | |
5428 | f->explicit_name = 1; | |
5429 | /* use the frame's title when getting resources for this frame. */ | |
5430 | specbind (Qx_resource_name, name); | |
5431 | } | |
5432 | ||
5433 | /* Extract the window parameters from the supplied values | |
5434 | that are needed to determine window geometry. */ | |
5435 | { | |
5436 | Lisp_Object font; | |
5437 | ||
6fc2811b JR |
5438 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5439 | ||
ee78dc32 GV |
5440 | BLOCK_INPUT; |
5441 | /* First, try whatever font the caller has specified. */ | |
5442 | if (STRINGP (font)) | |
4587b026 GV |
5443 | { |
5444 | tem = Fquery_fontset (font, Qnil); | |
5445 | if (STRINGP (tem)) | |
5446 | font = x_new_fontset (f, XSTRING (tem)->data); | |
5447 | else | |
1075afa9 | 5448 | font = x_new_font (f, XSTRING (font)->data); |
4587b026 | 5449 | } |
ee78dc32 GV |
5450 | /* Try out a font which we hope has bold and italic variations. */ |
5451 | if (!STRINGP (font)) | |
e39649be | 5452 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5453 | if (! STRINGP (font)) |
6fc2811b | 5454 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5455 | /* If those didn't work, look for something which will at least work. */ |
5456 | if (! STRINGP (font)) | |
6fc2811b | 5457 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5458 | UNBLOCK_INPUT; |
5459 | if (! STRINGP (font)) | |
1edf84e7 | 5460 | font = build_string ("Fixedsys"); |
ee78dc32 GV |
5461 | |
5462 | x_default_parameter (f, parms, Qfont, font, | |
6fc2811b | 5463 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5464 | } |
5465 | ||
5466 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5467 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5468 | /* This defaults to 2 in order to match xterm. We recognize either |
5469 | internalBorderWidth or internalBorder (which is what xterm calls | |
5470 | it). */ | |
5471 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5472 | { | |
5473 | Lisp_Object value; | |
5474 | ||
6fc2811b | 5475 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5476 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5477 | if (! EQ (value, Qunbound)) |
5478 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5479 | parms); | |
5480 | } | |
1edf84e7 | 5481 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5482 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5483 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5484 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5485 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5486 | |
5487 | /* Also do the stuff which must be set before the window exists. */ | |
5488 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5489 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5490 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5491 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5492 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5493 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5494 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5495 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5496 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5497 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5498 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5499 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5500 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5501 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5502 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5503 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5504 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5505 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5506 | |
ee78dc32 | 5507 | |
6fc2811b JR |
5508 | /* Init faces before x_default_parameter is called for scroll-bar |
5509 | parameters because that function calls x_set_scroll_bar_width, | |
5510 | which calls change_frame_size, which calls Fset_window_buffer, | |
5511 | which runs hooks, which call Fvertical_motion. At the end, we | |
5512 | end up in init_iterator with a null face cache, which should not | |
5513 | happen. */ | |
5514 | init_frame_faces (f); | |
5515 | ||
ee78dc32 | 5516 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b JR |
5517 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
5518 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), | |
5519 | "toolBar", "ToolBar", RES_TYPE_NUMBER); | |
1edf84e7 | 5520 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5521 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5522 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5523 | "title", "Title", RES_TYPE_STRING); |
ee78dc32 | 5524 | |
fbd6baed GV |
5525 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5526 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e JR |
5527 | |
5528 | /* Add the tool-bar height to the initial frame height so that the | |
5529 | user gets a text display area of the size he specified with -g or | |
5530 | via .Xdefaults. Later changes of the tool-bar height don't | |
5531 | change the frame size. This is done so that users can create | |
5532 | tall Emacs frames without having to guess how tall the tool-bar | |
5533 | will get. */ | |
5534 | if (FRAME_TOOL_BAR_LINES (f)) | |
5535 | { | |
5536 | int margin, relief, bar_height; | |
5537 | ||
a05e2bae | 5538 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5539 | ? tool_bar_button_relief |
5540 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5541 | ||
5542 | if (INTEGERP (Vtool_bar_button_margin) | |
5543 | && XINT (Vtool_bar_button_margin) > 0) | |
5544 | margin = XFASTINT (Vtool_bar_button_margin); | |
5545 | else if (CONSP (Vtool_bar_button_margin) | |
5546 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5547 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5548 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5549 | else | |
5550 | margin = 0; | |
5551 | ||
5552 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
5553 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5554 | } | |
5555 | ||
ee78dc32 GV |
5556 | window_prompting = x_figure_window_size (f, parms); |
5557 | ||
5558 | if (window_prompting & XNegative) | |
5559 | { | |
5560 | if (window_prompting & YNegative) | |
fbd6baed | 5561 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5562 | else |
fbd6baed | 5563 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5564 | } |
5565 | else | |
5566 | { | |
5567 | if (window_prompting & YNegative) | |
fbd6baed | 5568 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5569 | else |
fbd6baed | 5570 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5571 | } |
5572 | ||
fbd6baed | 5573 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5574 | |
6fc2811b JR |
5575 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5576 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5577 | ||
fbd6baed | 5578 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5579 | x_icon (f, parms); |
6fc2811b JR |
5580 | |
5581 | x_make_gc (f); | |
5582 | ||
5583 | /* Now consider the frame official. */ | |
5584 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5585 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5586 | |
5587 | /* We need to do this after creating the window, so that the | |
5588 | icon-creation functions can say whose icon they're describing. */ | |
5589 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5590 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5591 | |
5592 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5593 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5594 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5595 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5596 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5597 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5598 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5599 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5600 | |
5601 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5602 | Change will not be effected unless different from the current | |
5603 | f->height. */ | |
5604 | width = f->width; | |
5605 | height = f->height; | |
dc220243 | 5606 | |
1026b400 RS |
5607 | f->height = 0; |
5608 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5609 | change_frame_size (f, height, width, 1, 0, 0); |
5610 | ||
6fc2811b JR |
5611 | /* Tell the server what size and position, etc, we want, and how |
5612 | badly we want them. This should be done after we have the menu | |
5613 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5614 | BLOCK_INPUT; |
5615 | x_wm_set_size_hint (f, window_prompting, 0); | |
5616 | UNBLOCK_INPUT; | |
5617 | ||
4694d762 JR |
5618 | /* Set up faces after all frame parameters are known. This call |
5619 | also merges in face attributes specified for new frames. If we | |
5620 | don't do this, the `menu' face for instance won't have the right | |
5621 | colors, and the menu bar won't appear in the specified colors for | |
5622 | new frames. */ | |
5623 | call1 (Qface_set_after_frame_default, frame); | |
5624 | ||
6fc2811b JR |
5625 | /* Make the window appear on the frame and enable display, unless |
5626 | the caller says not to. However, with explicit parent, Emacs | |
5627 | cannot control visibility, so don't try. */ | |
fbd6baed | 5628 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5629 | { |
5630 | Lisp_Object visibility; | |
5631 | ||
6fc2811b | 5632 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5633 | if (EQ (visibility, Qunbound)) |
5634 | visibility = Qt; | |
5635 | ||
5636 | if (EQ (visibility, Qicon)) | |
5637 | x_iconify_frame (f); | |
5638 | else if (! NILP (visibility)) | |
5639 | x_make_frame_visible (f); | |
5640 | else | |
5641 | /* Must have been Qnil. */ | |
5642 | ; | |
5643 | } | |
6fc2811b | 5644 | UNGCPRO; |
9e57df62 GM |
5645 | |
5646 | /* Make sure windows on this frame appear in calls to next-window | |
5647 | and similar functions. */ | |
5648 | Vwindow_list = Qnil; | |
5649 | ||
ee78dc32 GV |
5650 | return unbind_to (count, frame); |
5651 | } | |
5652 | ||
5653 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5654 | display info directly because we're called from frame.c, which doesn't | |
5655 | know about that structure. */ | |
5656 | Lisp_Object | |
5657 | x_get_focus_frame (frame) | |
5658 | struct frame *frame; | |
5659 | { | |
fbd6baed | 5660 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5661 | Lisp_Object xfocus; |
fbd6baed | 5662 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5663 | return Qnil; |
5664 | ||
fbd6baed | 5665 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5666 | return xfocus; |
5667 | } | |
1edf84e7 GV |
5668 | |
5669 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5670 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5671 | (frame) |
5672 | Lisp_Object frame; | |
5673 | { | |
5674 | x_focus_on_frame (check_x_frame (frame)); | |
5675 | return Qnil; | |
5676 | } | |
5677 | ||
ee78dc32 | 5678 | \f |
767b1ff0 JR |
5679 | /* Return the charset portion of a font name. */ |
5680 | char * xlfd_charset_of_font (char * fontname) | |
5681 | { | |
5682 | char *charset, *encoding; | |
5683 | ||
5684 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5685 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5686 | return NULL; |
5687 | ||
478ea067 AI |
5688 | for (charset = encoding - 1; charset >= fontname; charset--) |
5689 | if (*charset == '-') | |
5690 | break; | |
767b1ff0 | 5691 | |
478ea067 | 5692 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5693 | return NULL; |
5694 | ||
5695 | return charset + 1; | |
5696 | } | |
5697 | ||
33d52f9c GV |
5698 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5699 | int size, char* filename); | |
8edb0a6f | 5700 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5701 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5702 | char * charset); | |
5703 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5704 | |
8edb0a6f | 5705 | static struct font_info * |
33d52f9c | 5706 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5707 | struct frame *f; |
5708 | char * fontname; | |
5709 | int size; | |
ee78dc32 | 5710 | { |
4587b026 GV |
5711 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5712 | Lisp_Object font_names; | |
5713 | ||
4587b026 GV |
5714 | /* Get a list of all the fonts that match this name. Once we |
5715 | have a list of matching fonts, we compare them against the fonts | |
5716 | we already have loaded by comparing names. */ | |
5717 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5718 | ||
5719 | if (!NILP (font_names)) | |
3c190163 | 5720 | { |
4587b026 GV |
5721 | Lisp_Object tail; |
5722 | int i; | |
4587b026 GV |
5723 | |
5724 | /* First check if any are already loaded, as that is cheaper | |
5725 | than loading another one. */ | |
5726 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5727 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5728 | if (dpyinfo->font_table[i].name |
5729 | && (!strcmp (dpyinfo->font_table[i].name, | |
5730 | XSTRING (XCAR (tail))->data) | |
5731 | || !strcmp (dpyinfo->font_table[i].full_name, | |
5732 | XSTRING (XCAR (tail))->data))) | |
4587b026 | 5733 | return (dpyinfo->font_table + i); |
6fc2811b | 5734 | |
8e713be6 | 5735 | fontname = (char *) XSTRING (XCAR (font_names))->data; |
4587b026 | 5736 | } |
1075afa9 | 5737 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5738 | { |
5739 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5740 | fonts back so stop now to avoid the possibility of loading a | |
5741 | random font. If we had to fall back to EnumFontFamilies, the | |
5742 | list is incomplete, so continue whether the font we want was | |
5743 | listed or not. */ | |
5744 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5745 | FARPROC enum_font_families_ex | |
1075afa9 | 5746 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5747 | if (enum_font_families_ex) |
5748 | return NULL; | |
5749 | } | |
4587b026 GV |
5750 | |
5751 | /* Load the font and add it to the table. */ | |
5752 | { | |
767b1ff0 | 5753 | char *full_name, *encoding, *charset; |
4587b026 GV |
5754 | XFontStruct *font; |
5755 | struct font_info *fontp; | |
3c190163 | 5756 | LOGFONT lf; |
4587b026 | 5757 | BOOL ok; |
19c291d3 | 5758 | int codepage; |
6fc2811b | 5759 | int i; |
5ac45f98 | 5760 | |
4587b026 | 5761 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5762 | return (NULL); |
5ac45f98 | 5763 | |
4587b026 GV |
5764 | if (!*lf.lfFaceName) |
5765 | /* If no name was specified for the font, we get a random font | |
5766 | from CreateFontIndirect - this is not particularly | |
5767 | desirable, especially since CreateFontIndirect does not | |
5768 | fill out the missing name in lf, so we never know what we | |
5769 | ended up with. */ | |
5770 | return NULL; | |
5771 | ||
3c190163 | 5772 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5773 | bzero (font, sizeof (*font)); |
5ac45f98 | 5774 | |
33d52f9c GV |
5775 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5776 | font->bdf = NULL; | |
5ac45f98 | 5777 | |
3c190163 | 5778 | BLOCK_INPUT; |
5ac45f98 GV |
5779 | |
5780 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5781 | |
1a292d24 AI |
5782 | if (font->hfont == NULL) |
5783 | { | |
5784 | ok = FALSE; | |
5785 | } | |
5786 | else | |
5787 | { | |
5788 | HDC hdc; | |
5789 | HANDLE oldobj; | |
19c291d3 AI |
5790 | |
5791 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5792 | |
5793 | hdc = GetDC (dpyinfo->root_window); | |
5794 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5795 | |
1a292d24 | 5796 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5797 | if (codepage == CP_UNICODE) |
5798 | font->double_byte_p = 1; | |
5799 | else | |
8b77111c AI |
5800 | { |
5801 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5802 | don't report themselves as double byte fonts, when | |
5803 | patently they are. So instead of trusting | |
5804 | GetFontLanguageInfo, we check the properties of the | |
5805 | codepage directly, since that is ultimately what we are | |
5806 | working from anyway. */ | |
5807 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5808 | CPINFO cpi = {0}; | |
5809 | GetCPInfo (codepage, &cpi); | |
5810 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5811 | } | |
5c6682be | 5812 | |
1a292d24 AI |
5813 | SelectObject (hdc, oldobj); |
5814 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5815 | /* Fill out details in lf according to the font that was |
5816 | actually loaded. */ | |
5817 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5818 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5819 | lf.lfWeight = font->tm.tmWeight; | |
5820 | lf.lfItalic = font->tm.tmItalic; | |
5821 | lf.lfCharSet = font->tm.tmCharSet; | |
5822 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 5823 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
5824 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
5825 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
5826 | |
5827 | w32_cache_char_metrics (font); | |
1a292d24 | 5828 | } |
5ac45f98 | 5829 | |
1a292d24 | 5830 | UNBLOCK_INPUT; |
5ac45f98 | 5831 | |
4587b026 GV |
5832 | if (!ok) |
5833 | { | |
1a292d24 AI |
5834 | w32_unload_font (dpyinfo, font); |
5835 | return (NULL); | |
5836 | } | |
ee78dc32 | 5837 | |
6fc2811b JR |
5838 | /* Find a free slot in the font table. */ |
5839 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
5840 | if (dpyinfo->font_table[i].name == NULL) | |
5841 | break; | |
5842 | ||
5843 | /* If no free slot found, maybe enlarge the font table. */ | |
5844 | if (i == dpyinfo->n_fonts | |
5845 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 5846 | { |
6fc2811b JR |
5847 | int sz; |
5848 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
5849 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 5850 | dpyinfo->font_table |
6fc2811b | 5851 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
5852 | } |
5853 | ||
6fc2811b JR |
5854 | fontp = dpyinfo->font_table + i; |
5855 | if (i == dpyinfo->n_fonts) | |
5856 | ++dpyinfo->n_fonts; | |
4587b026 GV |
5857 | |
5858 | /* Now fill in the slots of *FONTP. */ | |
5859 | BLOCK_INPUT; | |
5860 | fontp->font = font; | |
6fc2811b | 5861 | fontp->font_idx = i; |
4587b026 GV |
5862 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
5863 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
5864 | ||
767b1ff0 JR |
5865 | charset = xlfd_charset_of_font (fontname); |
5866 | ||
19c291d3 AI |
5867 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
5868 | (called for every glyph during redisplay) much faster. */ | |
5869 | fontp->codepage = codepage; | |
5870 | ||
4587b026 GV |
5871 | /* Work out the font's full name. */ |
5872 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 5873 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
5874 | fontp->full_name = full_name; |
5875 | else | |
5876 | { | |
5877 | /* If all else fails - just use the name we used to load it. */ | |
5878 | xfree (full_name); | |
5879 | fontp->full_name = fontp->name; | |
5880 | } | |
5881 | ||
5882 | fontp->size = FONT_WIDTH (font); | |
5883 | fontp->height = FONT_HEIGHT (font); | |
5884 | ||
5885 | /* The slot `encoding' specifies how to map a character | |
5886 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
5887 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
5888 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
5889 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 5890 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 5891 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
5892 | which is never used by any charset. If mapping can't be |
5893 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
5894 | |
5895 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
5896 | type FONT_ENCODING_NOT_DECIDED. */ | |
5897 | encoding = strrchr (fontp->name, '-'); | |
5898 | if (encoding && stricmp (encoding+1, "sjis") == 0) | |
1c885fe1 | 5899 | fontp->encoding[1] = 4; |
33d52f9c | 5900 | else |
1c885fe1 | 5901 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
5902 | |
5903 | /* The following three values are set to 0 under W32, which is | |
5904 | what they get set to if XGetFontProperty fails under X. */ | |
5905 | fontp->baseline_offset = 0; | |
5906 | fontp->relative_compose = 0; | |
33d52f9c | 5907 | fontp->default_ascent = 0; |
4587b026 | 5908 | |
6fc2811b JR |
5909 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
5910 | has a character with a smaller width than any other character | |
5911 | before, or if the font loaded has a smalle>r height than any | |
5912 | other font loaded before. If this happens, it will make a | |
5913 | glyph matrix reallocation necessary. */ | |
5914 | fonts_changed_p = x_compute_min_glyph_bounds (f); | |
4587b026 | 5915 | UNBLOCK_INPUT; |
4587b026 GV |
5916 | return fontp; |
5917 | } | |
5918 | } | |
5919 | ||
33d52f9c GV |
5920 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
5921 | pointer to the structure font_info while allocating it dynamically. | |
5922 | If loading fails, return NULL. */ | |
5923 | struct font_info * | |
5924 | w32_load_font (f,fontname,size) | |
5925 | struct frame *f; | |
5926 | char * fontname; | |
5927 | int size; | |
5928 | { | |
5929 | Lisp_Object bdf_fonts; | |
5930 | struct font_info *retval = NULL; | |
5931 | ||
8edb0a6f | 5932 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
5933 | |
5934 | while (!retval && CONSP (bdf_fonts)) | |
5935 | { | |
5936 | char *bdf_name, *bdf_file; | |
5937 | Lisp_Object bdf_pair; | |
5938 | ||
8e713be6 KR |
5939 | bdf_name = XSTRING (XCAR (bdf_fonts))->data; |
5940 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); | |
5941 | bdf_file = XSTRING (XCDR (bdf_pair))->data; | |
33d52f9c GV |
5942 | |
5943 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
5944 | ||
8e713be6 | 5945 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
5946 | } |
5947 | ||
5948 | if (retval) | |
5949 | return retval; | |
5950 | ||
5951 | return w32_load_system_font(f, fontname, size); | |
5952 | } | |
5953 | ||
5954 | ||
ee78dc32 | 5955 | void |
fbd6baed GV |
5956 | w32_unload_font (dpyinfo, font) |
5957 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
5958 | XFontStruct * font; |
5959 | { | |
5960 | if (font) | |
5961 | { | |
c6be3860 | 5962 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
5963 | if (font->bdf) w32_free_bdf_font (font->bdf); |
5964 | ||
3c190163 | 5965 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
5966 | xfree (font); |
5967 | } | |
5968 | } | |
5969 | ||
fbd6baed | 5970 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
5971 | |
5972 | /* X font string is as follows (from faces.el) | |
5973 | * (let ((- "[-?]") | |
5974 | * (foundry "[^-]+") | |
5975 | * (family "[^-]+") | |
5976 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
5977 | * (weight\? "\\([^-]*\\)") ; 1 | |
5978 | * (slant "\\([ior]\\)") ; 2 | |
5979 | * (slant\? "\\([^-]?\\)") ; 2 | |
5980 | * (swidth "\\([^-]*\\)") ; 3 | |
5981 | * (adstyle "[^-]*") ; 4 | |
5982 | * (pixelsize "[0-9]+") | |
5983 | * (pointsize "[0-9][0-9]+") | |
5984 | * (resx "[0-9][0-9]+") | |
5985 | * (resy "[0-9][0-9]+") | |
5986 | * (spacing "[cmp?*]") | |
5987 | * (avgwidth "[0-9]+") | |
5988 | * (registry "[^-]+") | |
5989 | * (encoding "[^-]+") | |
5990 | * ) | |
ee78dc32 | 5991 | */ |
ee78dc32 | 5992 | |
8edb0a6f | 5993 | static LONG |
fbd6baed | 5994 | x_to_w32_weight (lpw) |
ee78dc32 GV |
5995 | char * lpw; |
5996 | { | |
5997 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
5998 | |
5999 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6000 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6001 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6002 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6003 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6004 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6005 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6006 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6007 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6008 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6009 | else |
5ac45f98 | 6010 | return FW_DONTCARE; |
ee78dc32 GV |
6011 | } |
6012 | ||
5ac45f98 | 6013 | |
8edb0a6f | 6014 | static char * |
fbd6baed | 6015 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6016 | int fnweight; |
6017 | { | |
5ac45f98 GV |
6018 | if (fnweight >= FW_HEAVY) return "heavy"; |
6019 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6020 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6021 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6022 | if (fnweight >= FW_MEDIUM) return "medium"; |
6023 | if (fnweight >= FW_NORMAL) return "normal"; | |
6024 | if (fnweight >= FW_LIGHT) return "light"; | |
6025 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6026 | if (fnweight >= FW_THIN) return "thin"; | |
6027 | else | |
6028 | return "*"; | |
6029 | } | |
6030 | ||
8edb0a6f | 6031 | static LONG |
fbd6baed | 6032 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6033 | char * lpcs; |
6034 | { | |
767b1ff0 | 6035 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6036 | char *charset; |
6037 | int len = strlen (lpcs); | |
6038 | ||
6039 | /* Support "*-#nnn" format for unknown charsets. */ | |
6040 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6041 | return atoi (lpcs + 3); | |
6042 | ||
6043 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6044 | charset = alloca (len + 1); | |
6045 | strcpy (charset, lpcs); | |
6046 | lpcs = strchr (charset, '*'); | |
6047 | if (lpcs) | |
6048 | *lpcs = 0; | |
4587b026 | 6049 | |
dfff8a69 JR |
6050 | /* Look through w32-charset-info-alist for the character set. |
6051 | Format of each entry is | |
6052 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6053 | */ | |
8b77111c | 6054 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6055 | |
767b1ff0 JR |
6056 | if (NILP(this_entry)) |
6057 | { | |
6058 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6059 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6060 | return ANSI_CHARSET; |
6061 | else | |
6062 | return DEFAULT_CHARSET; | |
6063 | } | |
6064 | ||
6065 | w32_charset = Fcar (Fcdr (this_entry)); | |
6066 | ||
6067 | // Translate Lisp symbol to number. | |
6068 | if (w32_charset == Qw32_charset_ansi) | |
6069 | return ANSI_CHARSET; | |
6070 | if (w32_charset == Qw32_charset_symbol) | |
6071 | return SYMBOL_CHARSET; | |
6072 | if (w32_charset == Qw32_charset_shiftjis) | |
6073 | return SHIFTJIS_CHARSET; | |
6074 | if (w32_charset == Qw32_charset_hangeul) | |
6075 | return HANGEUL_CHARSET; | |
6076 | if (w32_charset == Qw32_charset_chinesebig5) | |
6077 | return CHINESEBIG5_CHARSET; | |
6078 | if (w32_charset == Qw32_charset_gb2312) | |
6079 | return GB2312_CHARSET; | |
6080 | if (w32_charset == Qw32_charset_oem) | |
6081 | return OEM_CHARSET; | |
dfff8a69 | 6082 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6083 | if (w32_charset == Qw32_charset_johab) |
6084 | return JOHAB_CHARSET; | |
6085 | if (w32_charset == Qw32_charset_easteurope) | |
6086 | return EASTEUROPE_CHARSET; | |
6087 | if (w32_charset == Qw32_charset_turkish) | |
6088 | return TURKISH_CHARSET; | |
6089 | if (w32_charset == Qw32_charset_baltic) | |
6090 | return BALTIC_CHARSET; | |
6091 | if (w32_charset == Qw32_charset_russian) | |
6092 | return RUSSIAN_CHARSET; | |
6093 | if (w32_charset == Qw32_charset_arabic) | |
6094 | return ARABIC_CHARSET; | |
6095 | if (w32_charset == Qw32_charset_greek) | |
6096 | return GREEK_CHARSET; | |
6097 | if (w32_charset == Qw32_charset_hebrew) | |
6098 | return HEBREW_CHARSET; | |
6099 | if (w32_charset == Qw32_charset_vietnamese) | |
6100 | return VIETNAMESE_CHARSET; | |
6101 | if (w32_charset == Qw32_charset_thai) | |
6102 | return THAI_CHARSET; | |
6103 | if (w32_charset == Qw32_charset_mac) | |
6104 | return MAC_CHARSET; | |
dfff8a69 | 6105 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6106 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6107 | if (w32_charset == Qw32_charset_unicode) |
6108 | return UNICODE_CHARSET; | |
5ac45f98 | 6109 | #endif |
dfff8a69 JR |
6110 | |
6111 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6112 | } |
6113 | ||
dfff8a69 | 6114 | |
8edb0a6f | 6115 | static char * |
fbd6baed | 6116 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6117 | int fncharset; |
6118 | { | |
5e905a57 | 6119 | static char buf[32]; |
767b1ff0 | 6120 | Lisp_Object charset_type; |
1edf84e7 | 6121 | |
5ac45f98 GV |
6122 | switch (fncharset) |
6123 | { | |
767b1ff0 JR |
6124 | case ANSI_CHARSET: |
6125 | /* Handle startup case of w32-charset-info-alist not | |
6126 | being set up yet. */ | |
6127 | if (NILP(Vw32_charset_info_alist)) | |
6128 | return "iso8859-1"; | |
6129 | charset_type = Qw32_charset_ansi; | |
6130 | break; | |
6131 | case DEFAULT_CHARSET: | |
6132 | charset_type = Qw32_charset_default; | |
6133 | break; | |
6134 | case SYMBOL_CHARSET: | |
6135 | charset_type = Qw32_charset_symbol; | |
6136 | break; | |
6137 | case SHIFTJIS_CHARSET: | |
6138 | charset_type = Qw32_charset_shiftjis; | |
6139 | break; | |
6140 | case HANGEUL_CHARSET: | |
6141 | charset_type = Qw32_charset_hangeul; | |
6142 | break; | |
6143 | case GB2312_CHARSET: | |
6144 | charset_type = Qw32_charset_gb2312; | |
6145 | break; | |
6146 | case CHINESEBIG5_CHARSET: | |
6147 | charset_type = Qw32_charset_chinesebig5; | |
6148 | break; | |
6149 | case OEM_CHARSET: | |
6150 | charset_type = Qw32_charset_oem; | |
6151 | break; | |
4587b026 GV |
6152 | |
6153 | /* More recent versions of Windows (95 and NT4.0) define more | |
6154 | character sets. */ | |
6155 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6156 | case EASTEUROPE_CHARSET: |
6157 | charset_type = Qw32_charset_easteurope; | |
6158 | break; | |
6159 | case TURKISH_CHARSET: | |
6160 | charset_type = Qw32_charset_turkish; | |
6161 | break; | |
6162 | case BALTIC_CHARSET: | |
6163 | charset_type = Qw32_charset_baltic; | |
6164 | break; | |
33d52f9c | 6165 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6166 | charset_type = Qw32_charset_russian; |
6167 | break; | |
6168 | case ARABIC_CHARSET: | |
6169 | charset_type = Qw32_charset_arabic; | |
6170 | break; | |
6171 | case GREEK_CHARSET: | |
6172 | charset_type = Qw32_charset_greek; | |
6173 | break; | |
6174 | case HEBREW_CHARSET: | |
6175 | charset_type = Qw32_charset_hebrew; | |
6176 | break; | |
6177 | case VIETNAMESE_CHARSET: | |
6178 | charset_type = Qw32_charset_vietnamese; | |
6179 | break; | |
6180 | case THAI_CHARSET: | |
6181 | charset_type = Qw32_charset_thai; | |
6182 | break; | |
6183 | case MAC_CHARSET: | |
6184 | charset_type = Qw32_charset_mac; | |
6185 | break; | |
6186 | case JOHAB_CHARSET: | |
6187 | charset_type = Qw32_charset_johab; | |
6188 | break; | |
4587b026 GV |
6189 | #endif |
6190 | ||
5ac45f98 | 6191 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6192 | case UNICODE_CHARSET: |
6193 | charset_type = Qw32_charset_unicode; | |
6194 | break; | |
5ac45f98 | 6195 | #endif |
767b1ff0 JR |
6196 | default: |
6197 | /* Encode numerical value of unknown charset. */ | |
6198 | sprintf (buf, "*-#%u", fncharset); | |
6199 | return buf; | |
5ac45f98 | 6200 | } |
767b1ff0 JR |
6201 | |
6202 | { | |
6203 | Lisp_Object rest; | |
6204 | char * best_match = NULL; | |
6205 | ||
6206 | /* Look through w32-charset-info-alist for the character set. | |
6207 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6208 | range. Only return charsets for codepages which are installed. | |
6209 | ||
6210 | Format of each entry is | |
6211 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6212 | */ | |
6213 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6214 | { | |
6215 | char * x_charset; | |
6216 | Lisp_Object w32_charset; | |
6217 | Lisp_Object codepage; | |
6218 | ||
6219 | Lisp_Object this_entry = XCAR (rest); | |
6220 | ||
6221 | /* Skip invalid entries in alist. */ | |
6222 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6223 | || !CONSP (XCDR (this_entry)) | |
6224 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6225 | continue; | |
6226 | ||
6227 | x_charset = XSTRING (XCAR (this_entry))->data; | |
6228 | w32_charset = XCAR (XCDR (this_entry)); | |
6229 | codepage = XCDR (XCDR (this_entry)); | |
6230 | ||
6231 | /* Look for Same charset and a valid codepage (or non-int | |
6232 | which means ignore). */ | |
6233 | if (w32_charset == charset_type | |
6234 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6235 | || IsValidCodePage (XINT (codepage)))) | |
6236 | { | |
6237 | /* If we don't have a match already, then this is the | |
6238 | best. */ | |
6239 | if (!best_match) | |
6240 | best_match = x_charset; | |
6241 | /* If this is an ISO codepage, and the best so far isn't, | |
6242 | then this is better. */ | |
6243 | else if (stricmp (best_match, "iso") != 0 | |
6244 | && stricmp (x_charset, "iso") == 0) | |
6245 | best_match = x_charset; | |
6246 | /* If both are ISO8859 codepages, choose the one with the | |
6247 | lowest number in the encoding field. */ | |
6248 | else if (stricmp (best_match, "iso8859-") == 0 | |
6249 | && stricmp (x_charset, "iso8859-") == 0) | |
6250 | { | |
6251 | int best_enc = atoi (best_match + 8); | |
6252 | int this_enc = atoi (x_charset + 8); | |
6253 | if (this_enc > 0 && this_enc < best_enc) | |
6254 | best_match = x_charset; | |
6255 | } | |
6256 | } | |
6257 | } | |
6258 | ||
6259 | /* If no match, encode the numeric value. */ | |
6260 | if (!best_match) | |
6261 | { | |
6262 | sprintf (buf, "*-#%u", fncharset); | |
6263 | return buf; | |
6264 | } | |
6265 | ||
5e905a57 JR |
6266 | strncpy(buf, best_match, 31); |
6267 | buf[31] = '\0'; | |
767b1ff0 JR |
6268 | return buf; |
6269 | } | |
ee78dc32 GV |
6270 | } |
6271 | ||
dfff8a69 JR |
6272 | |
6273 | /* Get the Windows codepage corresponding to the specified font. The | |
6274 | charset info in the font name is used to look up | |
6275 | w32-charset-to-codepage-alist. */ | |
6276 | int | |
6277 | w32_codepage_for_font (char *fontname) | |
6278 | { | |
767b1ff0 JR |
6279 | Lisp_Object codepage, entry; |
6280 | char *charset_str, *charset, *end; | |
dfff8a69 | 6281 | |
767b1ff0 | 6282 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6283 | return CP_DEFAULT; |
6284 | ||
767b1ff0 JR |
6285 | /* Extract charset part of font string. */ |
6286 | charset = xlfd_charset_of_font (fontname); | |
6287 | ||
6288 | if (!charset) | |
ceb12877 | 6289 | return CP_UNKNOWN; |
767b1ff0 | 6290 | |
8b77111c | 6291 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6292 | strcpy (charset_str, charset); |
6293 | ||
8b77111c | 6294 | #if 0 |
dfff8a69 JR |
6295 | /* Remove leading "*-". */ |
6296 | if (strncmp ("*-", charset_str, 2) == 0) | |
6297 | charset = charset_str + 2; | |
6298 | else | |
8b77111c | 6299 | #endif |
dfff8a69 JR |
6300 | charset = charset_str; |
6301 | ||
6302 | /* Stop match at wildcard (including preceding '-'). */ | |
6303 | if (end = strchr (charset, '*')) | |
6304 | { | |
6305 | if (end > charset && *(end-1) == '-') | |
6306 | end--; | |
6307 | *end = '\0'; | |
6308 | } | |
6309 | ||
767b1ff0 JR |
6310 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6311 | if (NILP (entry)) | |
ceb12877 | 6312 | return CP_UNKNOWN; |
767b1ff0 JR |
6313 | |
6314 | codepage = Fcdr (Fcdr (entry)); | |
6315 | ||
6316 | if (NILP (codepage)) | |
6317 | return CP_8BIT; | |
6318 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6319 | return CP_UNICODE; | |
6320 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6321 | return XINT (codepage); |
6322 | else | |
ceb12877 | 6323 | return CP_UNKNOWN; |
dfff8a69 JR |
6324 | } |
6325 | ||
6326 | ||
8edb0a6f | 6327 | static BOOL |
767b1ff0 | 6328 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6329 | LOGFONT * lplogfont; |
6330 | char * lpxstr; | |
6331 | int len; | |
767b1ff0 | 6332 | char * specific_charset; |
ee78dc32 | 6333 | { |
6fc2811b | 6334 | char* fonttype; |
f46e6225 | 6335 | char *fontname; |
3cb20f4a RS |
6336 | char height_pixels[8]; |
6337 | char height_dpi[8]; | |
6338 | char width_pixels[8]; | |
4587b026 | 6339 | char *fontname_dash; |
d88c567c JR |
6340 | int display_resy = one_w32_display_info.resy; |
6341 | int display_resx = one_w32_display_info.resx; | |
f46e6225 GV |
6342 | int bufsz; |
6343 | struct coding_system coding; | |
3cb20f4a RS |
6344 | |
6345 | if (!lpxstr) abort (); | |
ee78dc32 | 6346 | |
3cb20f4a RS |
6347 | if (!lplogfont) |
6348 | return FALSE; | |
6349 | ||
6fc2811b JR |
6350 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6351 | fonttype = "raster"; | |
6352 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6353 | fonttype = "outline"; | |
6354 | else | |
6355 | fonttype = "unknown"; | |
6356 | ||
1fa3a200 | 6357 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6358 | &coding); |
aab5ac44 KH |
6359 | coding.src_multibyte = 0; |
6360 | coding.dst_multibyte = 1; | |
f46e6225 GV |
6361 | coding.mode |= CODING_MODE_LAST_BLOCK; |
6362 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); | |
6363 | ||
6364 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6365 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6366 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6367 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6368 | |
6369 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6370 | misinterpreted. */ |
4587b026 GV |
6371 | fontname_dash = fontname; |
6372 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6373 | *fontname_dash = '_'; | |
6374 | ||
3cb20f4a | 6375 | if (lplogfont->lfHeight) |
ee78dc32 | 6376 | { |
3cb20f4a RS |
6377 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6378 | sprintf (height_dpi, "%u", | |
33d52f9c | 6379 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6380 | } |
6381 | else | |
ee78dc32 | 6382 | { |
3cb20f4a RS |
6383 | strcpy (height_pixels, "*"); |
6384 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6385 | } |
3cb20f4a RS |
6386 | if (lplogfont->lfWidth) |
6387 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6388 | else | |
6389 | strcpy (width_pixels, "*"); | |
6390 | ||
6391 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6392 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6393 | fonttype, /* foundry */ | |
4587b026 GV |
6394 | fontname, /* family */ |
6395 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6396 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6397 | /* setwidth name */ | |
6398 | /* add style name */ | |
6399 | height_pixels, /* pixel size */ | |
6400 | height_dpi, /* point size */ | |
33d52f9c GV |
6401 | display_resx, /* resx */ |
6402 | display_resy, /* resy */ | |
4587b026 GV |
6403 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6404 | ? 'p' : 'c', /* spacing */ | |
6405 | width_pixels, /* avg width */ | |
767b1ff0 JR |
6406 | specific_charset ? specific_charset |
6407 | : w32_to_x_charset (lplogfont->lfCharSet) | |
6408 | /* charset registry and encoding */ | |
3cb20f4a RS |
6409 | ); |
6410 | ||
ee78dc32 GV |
6411 | lpxstr[len - 1] = 0; /* just to be sure */ |
6412 | return (TRUE); | |
6413 | } | |
6414 | ||
8edb0a6f | 6415 | static BOOL |
fbd6baed | 6416 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6417 | char * lpxstr; |
6418 | LOGFONT * lplogfont; | |
6419 | { | |
f46e6225 GV |
6420 | struct coding_system coding; |
6421 | ||
ee78dc32 | 6422 | if (!lplogfont) return (FALSE); |
f46e6225 | 6423 | |
ee78dc32 | 6424 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6425 | |
1a292d24 | 6426 | /* Set default value for each field. */ |
771c47d5 | 6427 | #if 1 |
ee78dc32 GV |
6428 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6429 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6430 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6431 | #else |
6432 | /* go for maximum quality */ | |
6433 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6434 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6435 | lplogfont->lfQuality = PROOF_QUALITY; | |
6436 | #endif | |
6437 | ||
1a292d24 AI |
6438 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6439 | lplogfont->lfWeight = FW_DONTCARE; | |
6440 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6441 | ||
5ac45f98 GV |
6442 | if (!lpxstr) |
6443 | return FALSE; | |
6444 | ||
6445 | /* Provide a simple escape mechanism for specifying Windows font names | |
6446 | * directly -- if font spec does not beginning with '-', assume this | |
6447 | * format: | |
6448 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6449 | */ | |
ee78dc32 | 6450 | |
5ac45f98 GV |
6451 | if (*lpxstr == '-') |
6452 | { | |
33d52f9c GV |
6453 | int fields, tem; |
6454 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6455 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6456 | char * encoding; |
d98c0337 | 6457 | int dpi = one_w32_display_info.resy; |
5ac45f98 GV |
6458 | |
6459 | fields = sscanf (lpxstr, | |
8b77111c | 6460 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6461 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6462 | if (fields == EOF) |
6463 | return (FALSE); | |
6464 | ||
6465 | /* In the general case when wildcards cover more than one field, | |
6466 | we don't know which field is which, so don't fill any in. | |
6467 | However, we need to cope with this particular form, which is | |
6468 | generated by font_list_1 (invoked by try_font_list): | |
6469 | "-raster-6x10-*-gb2312*-*" | |
6470 | and make sure to correctly parse the charset field. */ | |
6471 | if (fields == 3) | |
6472 | { | |
6473 | fields = sscanf (lpxstr, | |
6474 | "-%*[^-]-%49[^-]-*-%49s", | |
6475 | name, remainder); | |
6476 | } | |
6477 | else if (fields < 9) | |
6478 | { | |
6479 | fields = 0; | |
6480 | remainder[0] = 0; | |
6481 | } | |
6fc2811b | 6482 | |
5ac45f98 GV |
6483 | if (fields > 0 && name[0] != '*') |
6484 | { | |
8ea3e054 RS |
6485 | int bufsize; |
6486 | unsigned char *buf; | |
6487 | ||
f46e6225 | 6488 | setup_coding_system |
1fa3a200 | 6489 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6490 | coding.src_multibyte = 1; |
6491 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6492 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6493 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6494 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6495 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6496 | if (coding.produced >= LF_FACESIZE) | |
6497 | coding.produced = LF_FACESIZE - 1; | |
6498 | buf[coding.produced] = 0; | |
6499 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6500 | } |
6501 | else | |
6502 | { | |
6fc2811b | 6503 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6504 | } |
6505 | ||
6506 | fields--; | |
6507 | ||
fbd6baed | 6508 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6509 | |
6510 | fields--; | |
6511 | ||
c8874f14 | 6512 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6513 | |
6514 | fields--; | |
6515 | ||
6516 | if (fields > 0 && pixels[0] != '*') | |
6517 | lplogfont->lfHeight = atoi (pixels); | |
6518 | ||
6519 | fields--; | |
5ac45f98 | 6520 | fields--; |
33d52f9c GV |
6521 | if (fields > 0 && resy[0] != '*') |
6522 | { | |
6fc2811b | 6523 | tem = atoi (resy); |
33d52f9c GV |
6524 | if (tem > 0) dpi = tem; |
6525 | } | |
5ac45f98 | 6526 | |
33d52f9c GV |
6527 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6528 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6529 | ||
6530 | if (fields > 0) | |
5ac45f98 GV |
6531 | lplogfont->lfPitchAndFamily = |
6532 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6533 | ||
6534 | fields--; | |
6535 | ||
6536 | if (fields > 0 && width[0] != '*') | |
6537 | lplogfont->lfWidth = atoi (width) / 10; | |
6538 | ||
6539 | fields--; | |
6540 | ||
4587b026 | 6541 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6542 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6543 | { |
5ac45f98 GV |
6544 | int len = strlen (remainder); |
6545 | if (len > 0 && remainder[len-1] == '-') | |
6546 | remainder[len-1] = 0; | |
ee78dc32 | 6547 | } |
5ac45f98 | 6548 | encoding = remainder; |
8b77111c | 6549 | #if 0 |
5ac45f98 GV |
6550 | if (strncmp (encoding, "*-", 2) == 0) |
6551 | encoding += 2; | |
8b77111c AI |
6552 | #endif |
6553 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6554 | } |
6555 | else | |
6556 | { | |
6557 | int fields; | |
6558 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6559 | |
5ac45f98 GV |
6560 | fields = sscanf (lpxstr, |
6561 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6562 | name, height, width, weight); | |
6563 | ||
6564 | if (fields == EOF) return (FALSE); | |
6565 | ||
6566 | if (fields > 0) | |
6567 | { | |
6568 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6569 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6570 | } | |
6571 | else | |
6572 | { | |
6573 | lplogfont->lfFaceName[0] = 0; | |
6574 | } | |
6575 | ||
6576 | fields--; | |
6577 | ||
6578 | if (fields > 0) | |
6579 | lplogfont->lfHeight = atoi (height); | |
6580 | ||
6581 | fields--; | |
6582 | ||
6583 | if (fields > 0) | |
6584 | lplogfont->lfWidth = atoi (width); | |
6585 | ||
6586 | fields--; | |
6587 | ||
fbd6baed | 6588 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6589 | } |
6590 | ||
6591 | /* This makes TrueType fonts work better. */ | |
6592 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6593 | |
ee78dc32 GV |
6594 | return (TRUE); |
6595 | } | |
6596 | ||
d88c567c JR |
6597 | /* Strip the pixel height and point height from the given xlfd, and |
6598 | return the pixel height. If no pixel height is specified, calculate | |
6599 | one from the point height, or if that isn't defined either, return | |
6600 | 0 (which usually signifies a scalable font). | |
6601 | */ | |
8edb0a6f JR |
6602 | static int |
6603 | xlfd_strip_height (char *fontname) | |
d88c567c | 6604 | { |
8edb0a6f | 6605 | int pixel_height, field_number; |
d88c567c JR |
6606 | char *read_from, *write_to; |
6607 | ||
6608 | xassert (fontname); | |
6609 | ||
6610 | pixel_height = field_number = 0; | |
6611 | write_to = NULL; | |
6612 | ||
6613 | /* Look for height fields. */ | |
6614 | for (read_from = fontname; *read_from; read_from++) | |
6615 | { | |
6616 | if (*read_from == '-') | |
6617 | { | |
6618 | field_number++; | |
6619 | if (field_number == 7) /* Pixel height. */ | |
6620 | { | |
6621 | read_from++; | |
6622 | write_to = read_from; | |
6623 | ||
6624 | /* Find end of field. */ | |
6625 | for (;*read_from && *read_from != '-'; read_from++) | |
6626 | ; | |
6627 | ||
6628 | /* Split the fontname at end of field. */ | |
6629 | if (*read_from) | |
6630 | { | |
6631 | *read_from = '\0'; | |
6632 | read_from++; | |
6633 | } | |
6634 | pixel_height = atoi (write_to); | |
6635 | /* Blank out field. */ | |
6636 | if (read_from > write_to) | |
6637 | { | |
6638 | *write_to = '-'; | |
6639 | write_to++; | |
6640 | } | |
767b1ff0 | 6641 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6642 | return now. */ |
6643 | else | |
6644 | return pixel_height; | |
6645 | ||
6646 | /* If we got a pixel height, the point height can be | |
6647 | ignored. Just blank it out and break now. */ | |
6648 | if (pixel_height) | |
6649 | { | |
6650 | /* Find end of point size field. */ | |
6651 | for (; *read_from && *read_from != '-'; read_from++) | |
6652 | ; | |
6653 | ||
6654 | if (*read_from) | |
6655 | read_from++; | |
6656 | ||
6657 | /* Blank out the point size field. */ | |
6658 | if (read_from > write_to) | |
6659 | { | |
6660 | *write_to = '-'; | |
6661 | write_to++; | |
6662 | } | |
6663 | else | |
6664 | return pixel_height; | |
6665 | ||
6666 | break; | |
6667 | } | |
6668 | /* If the point height is already blank, break now. */ | |
6669 | if (*read_from == '-') | |
6670 | { | |
6671 | read_from++; | |
6672 | break; | |
6673 | } | |
6674 | } | |
6675 | else if (field_number == 8) | |
6676 | { | |
6677 | /* If we didn't get a pixel height, try to get the point | |
6678 | height and convert that. */ | |
6679 | int point_size; | |
6680 | char *point_size_start = read_from++; | |
6681 | ||
6682 | /* Find end of field. */ | |
6683 | for (; *read_from && *read_from != '-'; read_from++) | |
6684 | ; | |
6685 | ||
6686 | if (*read_from) | |
6687 | { | |
6688 | *read_from = '\0'; | |
6689 | read_from++; | |
6690 | } | |
6691 | ||
6692 | point_size = atoi (point_size_start); | |
6693 | ||
6694 | /* Convert to pixel height. */ | |
6695 | pixel_height = point_size | |
6696 | * one_w32_display_info.height_in / 720; | |
6697 | ||
6698 | /* Blank out this field and break. */ | |
6699 | *write_to = '-'; | |
6700 | write_to++; | |
6701 | break; | |
6702 | } | |
6703 | } | |
6704 | } | |
6705 | ||
6706 | /* Shift the rest of the font spec into place. */ | |
6707 | if (write_to && read_from > write_to) | |
6708 | { | |
6709 | for (; *read_from; read_from++, write_to++) | |
6710 | *write_to = *read_from; | |
6711 | *write_to = '\0'; | |
6712 | } | |
6713 | ||
6714 | return pixel_height; | |
6715 | } | |
6716 | ||
6fc2811b | 6717 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
8edb0a6f | 6718 | static BOOL |
6fc2811b JR |
6719 | w32_font_match (fontname, pattern) |
6720 | char * fontname; | |
6721 | char * pattern; | |
ee78dc32 | 6722 | { |
e7c72122 | 6723 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 6724 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 6725 | char *ptr; |
ee78dc32 | 6726 | |
d88c567c JR |
6727 | /* Copy fontname so we can modify it during comparison. */ |
6728 | strcpy (font_name_copy, fontname); | |
6729 | ||
6fc2811b JR |
6730 | ptr = regex; |
6731 | *ptr++ = '^'; | |
ee78dc32 | 6732 | |
6fc2811b JR |
6733 | /* Turn pattern into a regexp and do a regexp match. */ |
6734 | for (; *pattern; pattern++) | |
6735 | { | |
6736 | if (*pattern == '?') | |
6737 | *ptr++ = '.'; | |
6738 | else if (*pattern == '*') | |
6739 | { | |
6740 | *ptr++ = '.'; | |
6741 | *ptr++ = '*'; | |
6742 | } | |
33d52f9c | 6743 | else |
6fc2811b | 6744 | *ptr++ = *pattern; |
ee78dc32 | 6745 | } |
6fc2811b JR |
6746 | *ptr = '$'; |
6747 | *(ptr + 1) = '\0'; | |
6748 | ||
d88c567c JR |
6749 | /* Strip out font heights and compare them seperately, since |
6750 | rounding error can cause mismatches. This also allows a | |
6751 | comparison between a font that declares only a pixel height and a | |
6752 | pattern that declares the point height. | |
6753 | */ | |
6754 | { | |
6755 | int font_height, pattern_height; | |
6756 | ||
6757 | font_height = xlfd_strip_height (font_name_copy); | |
6758 | pattern_height = xlfd_strip_height (regex); | |
6759 | ||
6760 | /* Compare now, and don't bother doing expensive regexp matching | |
6761 | if the heights differ. */ | |
6762 | if (font_height && pattern_height && (font_height != pattern_height)) | |
6763 | return FALSE; | |
6764 | } | |
6765 | ||
6fc2811b | 6766 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 6767 | font_name_copy) >= 0); |
ee78dc32 GV |
6768 | } |
6769 | ||
5ca0cd71 GV |
6770 | /* Callback functions, and a structure holding info they need, for |
6771 | listing system fonts on W32. We need one set of functions to do the | |
6772 | job properly, but these don't work on NT 3.51 and earlier, so we | |
6773 | have a second set which don't handle character sets properly to | |
6774 | fall back on. | |
6775 | ||
6776 | In both cases, there are two passes made. The first pass gets one | |
6777 | font from each family, the second pass lists all the fonts from | |
6778 | each family. */ | |
6779 | ||
ee78dc32 GV |
6780 | typedef struct enumfont_t |
6781 | { | |
6782 | HDC hdc; | |
6783 | int numFonts; | |
3cb20f4a | 6784 | LOGFONT logfont; |
ee78dc32 GV |
6785 | XFontStruct *size_ref; |
6786 | Lisp_Object *pattern; | |
ee78dc32 GV |
6787 | Lisp_Object *tail; |
6788 | } enumfont_t; | |
6789 | ||
8edb0a6f | 6790 | static int CALLBACK |
ee78dc32 GV |
6791 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
6792 | ENUMLOGFONT * lplf; | |
6793 | NEWTEXTMETRIC * lptm; | |
6794 | int FontType; | |
6795 | enumfont_t * lpef; | |
6796 | { | |
66895301 JR |
6797 | /* Ignore struck out and underlined versions of fonts. */ |
6798 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
6799 | return 1; | |
6800 | ||
6801 | /* Only return fonts with names starting with @ if they were | |
6802 | explicitly specified, since Microsoft uses an initial @ to | |
6803 | denote fonts for vertical writing, without providing a more | |
6804 | convenient way of identifying them. */ | |
6805 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
6806 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
6807 | return 1; |
6808 | ||
4587b026 GV |
6809 | /* Check that the character set matches if it was specified */ |
6810 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
6811 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 6812 | return 1; |
4587b026 | 6813 | |
ee78dc32 GV |
6814 | { |
6815 | char buf[100]; | |
4587b026 | 6816 | Lisp_Object width = Qnil; |
767b1ff0 | 6817 | char *charset = NULL; |
ee78dc32 | 6818 | |
6fc2811b JR |
6819 | /* Truetype fonts do not report their true metrics until loaded */ |
6820 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 6821 | { |
6fc2811b JR |
6822 | if (!NILP (*(lpef->pattern))) |
6823 | { | |
6824 | /* Scalable fonts are as big as you want them to be. */ | |
6825 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
6826 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
6827 | width = make_number (lpef->logfont.lfWidth); | |
6828 | } | |
6829 | else | |
6830 | { | |
6831 | lplf->elfLogFont.lfHeight = 0; | |
6832 | lplf->elfLogFont.lfWidth = 0; | |
6833 | } | |
3cb20f4a | 6834 | } |
6fc2811b | 6835 | |
f46e6225 GV |
6836 | /* Make sure the height used here is the same as everywhere |
6837 | else (ie character height, not cell height). */ | |
6fc2811b JR |
6838 | if (lplf->elfLogFont.lfHeight > 0) |
6839 | { | |
6840 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
6841 | if (FontType == RASTER_FONTTYPE) | |
6842 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
6843 | else | |
6844 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
6845 | } | |
4587b026 | 6846 | |
767b1ff0 JR |
6847 | if (!NILP (*(lpef->pattern))) |
6848 | { | |
6849 | charset = xlfd_charset_of_font (XSTRING(*(lpef->pattern))->data); | |
6850 | ||
6851 | /* Ensure that charset is valid for this font. */ | |
6852 | if (charset | |
6853 | && (x_to_w32_charset (charset) != lplf->elfLogFont.lfCharSet)) | |
6854 | charset = NULL; | |
6855 | } | |
6856 | ||
6857 | /* TODO: List all relevant charsets if charset not specified. */ | |
6858 | if (!w32_to_x_font (&(lplf->elfLogFont), buf, 100, charset)) | |
66895301 | 6859 | return 1; |
ee78dc32 | 6860 | |
5ca0cd71 GV |
6861 | if (NILP (*(lpef->pattern)) |
6862 | || w32_font_match (buf, XSTRING (*(lpef->pattern))->data)) | |
ee78dc32 | 6863 | { |
4587b026 | 6864 | *lpef->tail = Fcons (Fcons (build_string (buf), width), Qnil); |
8e713be6 | 6865 | lpef->tail = &(XCDR (*lpef->tail)); |
ee78dc32 GV |
6866 | lpef->numFonts++; |
6867 | } | |
6868 | } | |
6fc2811b | 6869 | |
5e905a57 | 6870 | return 1; |
ee78dc32 GV |
6871 | } |
6872 | ||
8edb0a6f | 6873 | static int CALLBACK |
ee78dc32 GV |
6874 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
6875 | ENUMLOGFONT * lplf; | |
6876 | NEWTEXTMETRIC * lptm; | |
6877 | int FontType; | |
6878 | enumfont_t * lpef; | |
6879 | { | |
6880 | return EnumFontFamilies (lpef->hdc, | |
6881 | lplf->elfLogFont.lfFaceName, | |
6882 | (FONTENUMPROC) enum_font_cb2, | |
6883 | (LPARAM) lpef); | |
6884 | } | |
6885 | ||
6886 | ||
8edb0a6f | 6887 | static int CALLBACK |
5ca0cd71 GV |
6888 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
6889 | ENUMLOGFONTEX * lplf; | |
6890 | NEWTEXTMETRICEX * lptm; | |
6891 | int font_type; | |
6892 | enumfont_t * lpef; | |
6893 | { | |
6894 | /* We are not interested in the extra info we get back from the 'Ex | |
6895 | version - only the fact that we get character set variations | |
6896 | enumerated seperately. */ | |
6897 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
6898 | font_type, lpef); | |
6899 | } | |
6900 | ||
8edb0a6f | 6901 | static int CALLBACK |
5ca0cd71 GV |
6902 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
6903 | ENUMLOGFONTEX * lplf; | |
6904 | NEWTEXTMETRICEX * lptm; | |
6905 | int font_type; | |
6906 | enumfont_t * lpef; | |
6907 | { | |
6908 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6909 | FARPROC enum_font_families_ex | |
6910 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6911 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
6912 | get here, so don't bother handling it gracefully. */ | |
6913 | if (enum_font_families_ex == NULL) | |
6914 | error ("gdi32.dll has disappeared!"); | |
6915 | return enum_font_families_ex (lpef->hdc, | |
6916 | &lplf->elfLogFont, | |
6917 | (FONTENUMPROC) enum_fontex_cb2, | |
6918 | (LPARAM) lpef, 0); | |
6919 | } | |
6920 | ||
4587b026 GV |
6921 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
6922 | and xterm.c in Emacs 20.3) */ | |
6923 | ||
8edb0a6f | 6924 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
6925 | { |
6926 | char *fontname, *ptnstr; | |
6927 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 6928 | int n_fonts = 0; |
33d52f9c GV |
6929 | |
6930 | list = Vw32_bdf_filename_alist; | |
6931 | ptnstr = XSTRING (pattern)->data; | |
6932 | ||
8e713be6 | 6933 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 6934 | { |
8e713be6 | 6935 | tem = XCAR (list); |
33d52f9c | 6936 | if (CONSP (tem)) |
8e713be6 | 6937 | fontname = XSTRING (XCAR (tem))->data; |
33d52f9c GV |
6938 | else if (STRINGP (tem)) |
6939 | fontname = XSTRING (tem)->data; | |
6940 | else | |
6941 | continue; | |
6942 | ||
6943 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 6944 | { |
8e713be6 | 6945 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6946 | n_fonts++; |
6947 | if (n_fonts >= max_names) | |
6948 | break; | |
6949 | } | |
33d52f9c GV |
6950 | } |
6951 | ||
6952 | return newlist; | |
6953 | } | |
6954 | ||
8edb0a6f JR |
6955 | static Lisp_Object w32_list_synthesized_fonts (FRAME_PTR f, |
6956 | Lisp_Object pattern, | |
6957 | int size, int max_names); | |
5ca0cd71 | 6958 | |
4587b026 GV |
6959 | /* Return a list of names of available fonts matching PATTERN on frame |
6960 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
6961 | to be listed. Frame F NULL means we have not yet created any | |
6962 | frame, which means we can't get proper size info, as we don't have | |
6963 | a device context to use for GetTextMetrics. | |
6964 | MAXNAMES sets a limit on how many fonts to match. */ | |
6965 | ||
6966 | Lisp_Object | |
dc220243 JR |
6967 | w32_list_fonts (f, pattern, size, maxnames) |
6968 | struct frame *f; | |
6969 | Lisp_Object pattern; | |
6970 | int size; | |
6971 | int maxnames; | |
4587b026 | 6972 | { |
6fc2811b | 6973 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 6974 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 6975 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 6976 | int n_fonts = 0; |
396594fe | 6977 | |
4587b026 GV |
6978 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
6979 | if (NILP (patterns)) | |
6980 | patterns = Fcons (pattern, Qnil); | |
6981 | ||
8e713be6 | 6982 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
6983 | { |
6984 | enumfont_t ef; | |
767b1ff0 | 6985 | int codepage; |
4587b026 | 6986 | |
8e713be6 | 6987 | tpat = XCAR (patterns); |
4587b026 | 6988 | |
767b1ff0 JR |
6989 | if (!STRINGP (tpat)) |
6990 | continue; | |
6991 | ||
6992 | /* Avoid expensive EnumFontFamilies functions if we are not | |
6993 | going to be able to output one of these anyway. */ | |
6994 | codepage = w32_codepage_for_font (XSTRING (tpat)->data); | |
6995 | if (codepage != CP_8BIT && codepage != CP_UNICODE | |
ceb12877 AI |
6996 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
6997 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
6998 | continue; |
6999 | ||
4587b026 GV |
7000 | /* See if we cached the result for this particular query. |
7001 | The cache is an alist of the form: | |
7002 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7003 | */ | |
8e713be6 | 7004 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7005 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7006 | { |
7007 | list = Fcdr_safe (list); | |
7008 | /* We have a cached list. Don't have to get the list again. */ | |
7009 | goto label_cached; | |
7010 | } | |
7011 | ||
7012 | BLOCK_INPUT; | |
7013 | /* At first, put PATTERN in the cache. */ | |
7014 | list = Qnil; | |
33d52f9c GV |
7015 | ef.pattern = &tpat; |
7016 | ef.tail = &list; | |
4587b026 | 7017 | ef.numFonts = 0; |
33d52f9c | 7018 | |
5ca0cd71 GV |
7019 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7020 | about character sets. Fall back to EnumFontFamilies for | |
7021 | older versions of NT that don't support the 'Ex function. */ | |
767b1ff0 | 7022 | x_to_w32_font (XSTRING (tpat)->data, &ef.logfont); |
4587b026 | 7023 | { |
5ca0cd71 GV |
7024 | LOGFONT font_match_pattern; |
7025 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7026 | FARPROC enum_font_families_ex | |
7027 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7028 | ||
7029 | /* We do our own pattern matching so we can handle wildcards. */ | |
7030 | font_match_pattern.lfFaceName[0] = 0; | |
7031 | font_match_pattern.lfPitchAndFamily = 0; | |
7032 | /* We can use the charset, because if it is a wildcard it will | |
7033 | be DEFAULT_CHARSET anyway. */ | |
7034 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7035 | ||
33d52f9c | 7036 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7037 | |
5ca0cd71 GV |
7038 | if (enum_font_families_ex) |
7039 | enum_font_families_ex (ef.hdc, | |
7040 | &font_match_pattern, | |
7041 | (FONTENUMPROC) enum_fontex_cb1, | |
7042 | (LPARAM) &ef, 0); | |
7043 | else | |
7044 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7045 | (LPARAM)&ef); | |
4587b026 | 7046 | |
33d52f9c | 7047 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7048 | } |
7049 | ||
7050 | UNBLOCK_INPUT; | |
7051 | ||
7052 | /* Make a list of the fonts we got back. | |
7053 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7054 | XSETCDR (dpyinfo->name_list_element, |
7055 | Fcons (Fcons (tpat, list), | |
7056 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7057 | |
7058 | label_cached: | |
7059 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7060 | ||
7061 | newlist = second_best = Qnil; | |
7062 | ||
7063 | /* Make a list of the fonts that have the right width. */ | |
8e713be6 | 7064 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7065 | { |
7066 | int found_size; | |
8e713be6 | 7067 | tem = XCAR (list); |
4587b026 GV |
7068 | |
7069 | if (!CONSP (tem)) | |
7070 | continue; | |
8e713be6 | 7071 | if (NILP (XCAR (tem))) |
4587b026 GV |
7072 | continue; |
7073 | if (!size) | |
7074 | { | |
8e713be6 | 7075 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7076 | n_fonts++; |
7077 | if (n_fonts >= maxnames) | |
7078 | break; | |
7079 | else | |
7080 | continue; | |
4587b026 | 7081 | } |
8e713be6 | 7082 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7083 | { |
7084 | /* Since we don't yet know the size of the font, we must | |
7085 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7086 | W32FontStruct thisinfo; |
7087 | LOGFONT lf; | |
7088 | HDC hdc; | |
7089 | HANDLE oldobj; | |
7090 | ||
8e713be6 | 7091 | if (!x_to_w32_font (XSTRING (XCAR (tem))->data, &lf)) |
4587b026 GV |
7092 | continue; |
7093 | ||
7094 | BLOCK_INPUT; | |
33d52f9c | 7095 | thisinfo.bdf = NULL; |
4587b026 GV |
7096 | thisinfo.hfont = CreateFontIndirect (&lf); |
7097 | if (thisinfo.hfont == NULL) | |
7098 | continue; | |
7099 | ||
7100 | hdc = GetDC (dpyinfo->root_window); | |
7101 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7102 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7103 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7104 | else |
f3fbd155 | 7105 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7106 | SelectObject (hdc, oldobj); |
7107 | ReleaseDC (dpyinfo->root_window, hdc); | |
7108 | DeleteObject(thisinfo.hfont); | |
7109 | UNBLOCK_INPUT; | |
7110 | } | |
8e713be6 | 7111 | found_size = XINT (XCDR (tem)); |
4587b026 | 7112 | if (found_size == size) |
5ca0cd71 | 7113 | { |
8e713be6 | 7114 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7115 | n_fonts++; |
7116 | if (n_fonts >= maxnames) | |
7117 | break; | |
7118 | } | |
4587b026 GV |
7119 | /* keep track of the closest matching size in case |
7120 | no exact match is found. */ | |
7121 | else if (found_size > 0) | |
7122 | { | |
7123 | if (NILP (second_best)) | |
7124 | second_best = tem; | |
5ca0cd71 | 7125 | |
4587b026 GV |
7126 | else if (found_size < size) |
7127 | { | |
8e713be6 KR |
7128 | if (XINT (XCDR (second_best)) > size |
7129 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7130 | second_best = tem; |
7131 | } | |
7132 | else | |
7133 | { | |
8e713be6 KR |
7134 | if (XINT (XCDR (second_best)) > size |
7135 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7136 | found_size) |
7137 | second_best = tem; | |
7138 | } | |
7139 | } | |
7140 | } | |
7141 | ||
7142 | if (!NILP (newlist)) | |
7143 | break; | |
7144 | else if (!NILP (second_best)) | |
7145 | { | |
8e713be6 | 7146 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7147 | break; |
7148 | } | |
7149 | } | |
7150 | ||
33d52f9c | 7151 | /* Include any bdf fonts. */ |
5ca0cd71 | 7152 | if (n_fonts < maxnames) |
33d52f9c GV |
7153 | { |
7154 | Lisp_Object combined[2]; | |
5ca0cd71 | 7155 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7156 | combined[1] = newlist; |
7157 | newlist = Fnconc(2, combined); | |
7158 | } | |
7159 | ||
5ca0cd71 GV |
7160 | /* If we can't find a font that matches, check if Windows would be |
7161 | able to synthesize it from a different style. */ | |
6fc2811b | 7162 | if (NILP (newlist) && !NILP (Vw32_enable_synthesized_fonts)) |
5ca0cd71 GV |
7163 | newlist = w32_list_synthesized_fonts (f, pattern, size, maxnames); |
7164 | ||
4587b026 GV |
7165 | return newlist; |
7166 | } | |
7167 | ||
8edb0a6f | 7168 | static Lisp_Object |
5ca0cd71 GV |
7169 | w32_list_synthesized_fonts (f, pattern, size, max_names) |
7170 | FRAME_PTR f; | |
7171 | Lisp_Object pattern; | |
7172 | int size; | |
7173 | int max_names; | |
7174 | { | |
7175 | int fields; | |
7176 | char *full_pattn, *new_pattn, foundary[50], family[50], *pattn_part2; | |
7177 | char style[20], slant; | |
8edb0a6f | 7178 | Lisp_Object matches, tem, synthed_matches = Qnil; |
5ca0cd71 GV |
7179 | |
7180 | full_pattn = XSTRING (pattern)->data; | |
7181 | ||
8b77111c | 7182 | pattn_part2 = alloca (XSTRING (pattern)->size + 1); |
5ca0cd71 GV |
7183 | /* Allow some space for wildcard expansion. */ |
7184 | new_pattn = alloca (XSTRING (pattern)->size + 100); | |
7185 | ||
7186 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%19[^-]-%c-%s", | |
7187 | foundary, family, style, &slant, pattn_part2); | |
7188 | if (fields == EOF || fields < 5) | |
7189 | return Qnil; | |
7190 | ||
7191 | /* If the style and slant are wildcards already there is no point | |
7192 | checking again (and we don't want to keep recursing). */ | |
7193 | if (*style == '*' && slant == '*') | |
7194 | return Qnil; | |
7195 | ||
7196 | sprintf (new_pattn, "-%s-%s-*-*-%s", foundary, family, pattn_part2); | |
7197 | ||
7198 | matches = w32_list_fonts (f, build_string (new_pattn), size, max_names); | |
7199 | ||
8e713be6 | 7200 | for ( ; CONSP (matches); matches = XCDR (matches)) |
5ca0cd71 | 7201 | { |
8e713be6 | 7202 | tem = XCAR (matches); |
5ca0cd71 GV |
7203 | if (!STRINGP (tem)) |
7204 | continue; | |
7205 | ||
7206 | full_pattn = XSTRING (tem)->data; | |
7207 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s", | |
7208 | foundary, family, pattn_part2); | |
7209 | if (fields == EOF || fields < 3) | |
7210 | continue; | |
7211 | ||
7212 | sprintf (new_pattn, "-%s-%s-%s-%c-%s", foundary, family, style, | |
7213 | slant, pattn_part2); | |
7214 | ||
7215 | synthed_matches = Fcons (build_string (new_pattn), | |
7216 | synthed_matches); | |
7217 | } | |
7218 | ||
7219 | return synthed_matches; | |
7220 | } | |
7221 | ||
7222 | ||
4587b026 GV |
7223 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7224 | struct font_info * | |
7225 | w32_get_font_info (f, font_idx) | |
7226 | FRAME_PTR f; | |
7227 | int font_idx; | |
7228 | { | |
7229 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7230 | } | |
7231 | ||
7232 | ||
7233 | struct font_info* | |
7234 | w32_query_font (struct frame *f, char *fontname) | |
7235 | { | |
7236 | int i; | |
7237 | struct font_info *pfi; | |
7238 | ||
7239 | pfi = FRAME_W32_FONT_TABLE (f); | |
7240 | ||
7241 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7242 | { | |
7243 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7244 | } | |
7245 | ||
7246 | return NULL; | |
7247 | } | |
7248 | ||
7249 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7250 | `encoder' of the structure. */ | |
7251 | ||
7252 | void | |
7253 | w32_find_ccl_program (fontp) | |
7254 | struct font_info *fontp; | |
7255 | { | |
3545439c | 7256 | Lisp_Object list, elt; |
4587b026 | 7257 | |
8e713be6 | 7258 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7259 | { |
8e713be6 | 7260 | elt = XCAR (list); |
4587b026 | 7261 | if (CONSP (elt) |
8e713be6 KR |
7262 | && STRINGP (XCAR (elt)) |
7263 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7264 | >= 0)) |
3545439c KH |
7265 | break; |
7266 | } | |
7267 | if (! NILP (list)) | |
7268 | { | |
17eedd00 KH |
7269 | struct ccl_program *ccl |
7270 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7271 | |
8e713be6 | 7272 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7273 | xfree (ccl); |
7274 | else | |
7275 | fontp->font_encoder = ccl; | |
4587b026 GV |
7276 | } |
7277 | } | |
7278 | ||
7279 | \f | |
8edb0a6f JR |
7280 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7281 | as this calls lisp to get a directory listing). */ | |
7282 | static Lisp_Object | |
7283 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7284 | { | |
7285 | Lisp_Object filelist, list = Qnil; | |
7286 | char fontname[100]; | |
7287 | ||
7288 | if (!STRINGP(directory)) | |
7289 | return Qnil; | |
7290 | ||
7291 | filelist = Fdirectory_files (directory, Qt, | |
7292 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7293 | ||
7294 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7295 | { | |
7296 | Lisp_Object filename = XCAR (filelist); | |
7297 | if (w32_BDF_to_x_font (XSTRING (filename)->data, fontname, 100)) | |
7298 | store_in_alist (&list, build_string (fontname), filename); | |
7299 | } | |
7300 | return list; | |
7301 | } | |
7302 | ||
6fc2811b JR |
7303 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7304 | 1, 1, 0, | |
b3700ae7 JR |
7305 | doc: /* Return a list of BDF fonts in DIR. |
7306 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7307 | which do not contain an xlfd description will not be included in the | |
7308 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7309 | (directory) |
7310 | Lisp_Object directory; | |
7311 | { | |
7312 | Lisp_Object list = Qnil; | |
7313 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7314 | |
6fc2811b JR |
7315 | if (!CONSP (directory)) |
7316 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7317 | |
6fc2811b | 7318 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7319 | { |
6fc2811b JR |
7320 | Lisp_Object pair[2]; |
7321 | pair[0] = list; | |
7322 | pair[1] = Qnil; | |
7323 | GCPRO2 (directory, list); | |
7324 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7325 | list = Fnconc( 2, pair ); | |
7326 | UNGCPRO; | |
7327 | } | |
7328 | return list; | |
7329 | } | |
ee78dc32 | 7330 | |
6fc2811b JR |
7331 | \f |
7332 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7333 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7334 | (color, frame) |
7335 | Lisp_Object color, frame; | |
7336 | { | |
7337 | XColor foo; | |
7338 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7339 | |
b7826503 | 7340 | CHECK_STRING (color); |
ee78dc32 | 7341 | |
6fc2811b JR |
7342 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
7343 | return Qt; | |
7344 | else | |
7345 | return Qnil; | |
7346 | } | |
ee78dc32 | 7347 | |
2d764c78 | 7348 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7349 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7350 | (color, frame) |
7351 | Lisp_Object color, frame; | |
7352 | { | |
6fc2811b | 7353 | XColor foo; |
ee78dc32 GV |
7354 | FRAME_PTR f = check_x_frame (frame); |
7355 | ||
b7826503 | 7356 | CHECK_STRING (color); |
ee78dc32 | 7357 | |
6fc2811b | 7358 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
ee78dc32 GV |
7359 | { |
7360 | Lisp_Object rgb[3]; | |
7361 | ||
6fc2811b JR |
7362 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7363 | | GetRValue (foo.pixel)); | |
7364 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7365 | | GetGValue (foo.pixel)); | |
7366 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7367 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7368 | return Flist (3, rgb); |
7369 | } | |
7370 | else | |
7371 | return Qnil; | |
7372 | } | |
7373 | ||
2d764c78 | 7374 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7375 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7376 | (display) |
7377 | Lisp_Object display; | |
7378 | { | |
fbd6baed | 7379 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7380 | |
7381 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7382 | return Qnil; | |
7383 | ||
7384 | return Qt; | |
7385 | } | |
7386 | ||
74e1aeec JR |
7387 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7388 | Sx_display_grayscale_p, 0, 1, 0, | |
7389 | doc: /* Return t if the X display supports shades of gray. | |
7390 | Note that color displays do support shades of gray. | |
7391 | The optional argument DISPLAY specifies which display to ask about. | |
7392 | DISPLAY should be either a frame or a display name (a string). | |
7393 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7394 | (display) |
7395 | Lisp_Object display; | |
7396 | { | |
fbd6baed | 7397 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7398 | |
7399 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7400 | return Qnil; | |
7401 | ||
7402 | return Qt; | |
7403 | } | |
7404 | ||
74e1aeec JR |
7405 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7406 | Sx_display_pixel_width, 0, 1, 0, | |
7407 | doc: /* Returns the width in pixels of DISPLAY. | |
7408 | The optional argument DISPLAY specifies which display to ask about. | |
7409 | DISPLAY should be either a frame or a display name (a string). | |
7410 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7411 | (display) |
7412 | Lisp_Object display; | |
7413 | { | |
fbd6baed | 7414 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7415 | |
7416 | return make_number (dpyinfo->width); | |
7417 | } | |
7418 | ||
7419 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7420 | Sx_display_pixel_height, 0, 1, 0, |
7421 | doc: /* Returns the height in pixels of DISPLAY. | |
7422 | The optional argument DISPLAY specifies which display to ask about. | |
7423 | DISPLAY should be either a frame or a display name (a string). | |
7424 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7425 | (display) |
7426 | Lisp_Object display; | |
7427 | { | |
fbd6baed | 7428 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7429 | |
7430 | return make_number (dpyinfo->height); | |
7431 | } | |
7432 | ||
7433 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7434 | 0, 1, 0, |
7435 | doc: /* Returns the number of bitplanes of DISPLAY. | |
7436 | The optional argument DISPLAY specifies which display to ask about. | |
7437 | DISPLAY should be either a frame or a display name (a string). | |
7438 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7439 | (display) |
7440 | Lisp_Object display; | |
7441 | { | |
fbd6baed | 7442 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7443 | |
7444 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7445 | } | |
7446 | ||
7447 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7448 | 0, 1, 0, |
7449 | doc: /* Returns the number of color cells of DISPLAY. | |
7450 | The optional argument DISPLAY specifies which display to ask about. | |
7451 | DISPLAY should be either a frame or a display name (a string). | |
7452 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7453 | (display) |
7454 | Lisp_Object display; | |
7455 | { | |
fbd6baed | 7456 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7457 | HDC hdc; |
7458 | int cap; | |
7459 | ||
5ac45f98 GV |
7460 | hdc = GetDC (dpyinfo->root_window); |
7461 | if (dpyinfo->has_palette) | |
7462 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7463 | else | |
7464 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b AI |
7465 | |
7466 | if (cap < 0) | |
7467 | cap = 1 << (dpyinfo->n_planes * dpyinfo->n_cbits); | |
ee78dc32 GV |
7468 | |
7469 | ReleaseDC (dpyinfo->root_window, hdc); | |
7470 | ||
7471 | return make_number (cap); | |
7472 | } | |
7473 | ||
7474 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7475 | Sx_server_max_request_size, | |
74e1aeec JR |
7476 | 0, 1, 0, |
7477 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7478 | The optional argument DISPLAY specifies which display to ask about. | |
7479 | DISPLAY should be either a frame or a display name (a string). | |
7480 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7481 | (display) |
7482 | Lisp_Object display; | |
7483 | { | |
fbd6baed | 7484 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7485 | |
7486 | return make_number (1); | |
7487 | } | |
7488 | ||
7489 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7490 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7491 | The optional argument DISPLAY specifies which display to ask about. | |
7492 | DISPLAY should be either a frame or a display name (a string). | |
7493 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7494 | (display) |
7495 | Lisp_Object display; | |
7496 | { | |
dfff8a69 | 7497 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7498 | } |
7499 | ||
7500 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7501 | doc: /* Returns the version numbers of the server of DISPLAY. |
7502 | The value is a list of three integers: the major and minor | |
7503 | version numbers, and the vendor-specific release | |
7504 | number. See also the function `x-server-vendor'. | |
7505 | ||
7506 | The optional argument DISPLAY specifies which display to ask about. | |
7507 | DISPLAY should be either a frame or a display name (a string). | |
7508 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7509 | (display) |
7510 | Lisp_Object display; | |
7511 | { | |
fbd6baed | 7512 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7513 | Fcons (make_number (w32_minor_version), |
7514 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7515 | } |
7516 | ||
7517 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7518 | doc: /* Returns the number of screens on the server of DISPLAY. |
7519 | The optional argument DISPLAY specifies which display to ask about. | |
7520 | DISPLAY should be either a frame or a display name (a string). | |
7521 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7522 | (display) |
7523 | Lisp_Object display; | |
7524 | { | |
ee78dc32 GV |
7525 | return make_number (1); |
7526 | } | |
7527 | ||
74e1aeec JR |
7528 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7529 | Sx_display_mm_height, 0, 1, 0, | |
7530 | doc: /* Returns the height in millimeters of DISPLAY. | |
7531 | The optional argument DISPLAY specifies which display to ask about. | |
7532 | DISPLAY should be either a frame or a display name (a string). | |
7533 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7534 | (display) |
7535 | Lisp_Object display; | |
7536 | { | |
fbd6baed | 7537 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7538 | HDC hdc; |
7539 | int cap; | |
7540 | ||
5ac45f98 | 7541 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7542 | |
ee78dc32 | 7543 | cap = GetDeviceCaps (hdc, VERTSIZE); |
3c190163 | 7544 | |
ee78dc32 GV |
7545 | ReleaseDC (dpyinfo->root_window, hdc); |
7546 | ||
7547 | return make_number (cap); | |
7548 | } | |
7549 | ||
7550 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7551 | doc: /* Returns the width in millimeters of DISPLAY. |
7552 | The optional argument DISPLAY specifies which display to ask about. | |
7553 | DISPLAY should be either a frame or a display name (a string). | |
7554 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7555 | (display) |
7556 | Lisp_Object display; | |
7557 | { | |
fbd6baed | 7558 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7559 | |
7560 | HDC hdc; | |
7561 | int cap; | |
7562 | ||
5ac45f98 | 7563 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7564 | |
ee78dc32 | 7565 | cap = GetDeviceCaps (hdc, HORZSIZE); |
3c190163 | 7566 | |
ee78dc32 GV |
7567 | ReleaseDC (dpyinfo->root_window, hdc); |
7568 | ||
7569 | return make_number (cap); | |
7570 | } | |
7571 | ||
7572 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7573 | Sx_display_backing_store, 0, 1, 0, |
7574 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7575 | The value may be `always', `when-mapped', or `not-useful'. | |
7576 | The optional argument DISPLAY specifies which display to ask about. | |
7577 | DISPLAY should be either a frame or a display name (a string). | |
7578 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7579 | (display) |
7580 | Lisp_Object display; | |
7581 | { | |
7582 | return intern ("not-useful"); | |
7583 | } | |
7584 | ||
7585 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7586 | Sx_display_visual_class, 0, 1, 0, |
7587 | doc: /* Returns the visual class of DISPLAY. | |
7588 | The value is one of the symbols `static-gray', `gray-scale', | |
7589 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7590 | ||
7591 | The optional argument DISPLAY specifies which display to ask about. | |
7592 | DISPLAY should be either a frame or a display name (a string). | |
7593 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7594 | (display) |
7595 | Lisp_Object display; | |
7596 | { | |
fbd6baed | 7597 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7598 | Lisp_Object result = Qnil; |
ee78dc32 | 7599 | |
abf8c61b AI |
7600 | if (dpyinfo->has_palette) |
7601 | result = intern ("pseudo-color"); | |
7602 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7603 | result = intern ("static-grey"); | |
7604 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7605 | result = intern ("static-color"); | |
7606 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7607 | result = intern ("true-color"); | |
ee78dc32 | 7608 | |
abf8c61b | 7609 | return result; |
ee78dc32 GV |
7610 | } |
7611 | ||
7612 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7613 | Sx_display_save_under, 0, 1, 0, |
7614 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7615 | The optional argument DISPLAY specifies which display to ask about. | |
7616 | DISPLAY should be either a frame or a display name (a string). | |
7617 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7618 | (display) |
7619 | Lisp_Object display; | |
7620 | { | |
6fc2811b JR |
7621 | return Qnil; |
7622 | } | |
7623 | \f | |
7624 | int | |
7625 | x_pixel_width (f) | |
7626 | register struct frame *f; | |
7627 | { | |
7628 | return PIXEL_WIDTH (f); | |
7629 | } | |
7630 | ||
7631 | int | |
7632 | x_pixel_height (f) | |
7633 | register struct frame *f; | |
7634 | { | |
7635 | return PIXEL_HEIGHT (f); | |
7636 | } | |
7637 | ||
7638 | int | |
7639 | x_char_width (f) | |
7640 | register struct frame *f; | |
7641 | { | |
7642 | return FONT_WIDTH (f->output_data.w32->font); | |
7643 | } | |
7644 | ||
7645 | int | |
7646 | x_char_height (f) | |
7647 | register struct frame *f; | |
7648 | { | |
7649 | return f->output_data.w32->line_height; | |
7650 | } | |
7651 | ||
7652 | int | |
7653 | x_screen_planes (f) | |
7654 | register struct frame *f; | |
7655 | { | |
7656 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7657 | } | |
7658 | \f | |
7659 | /* Return the display structure for the display named NAME. | |
7660 | Open a new connection if necessary. */ | |
7661 | ||
7662 | struct w32_display_info * | |
7663 | x_display_info_for_name (name) | |
7664 | Lisp_Object name; | |
7665 | { | |
7666 | Lisp_Object names; | |
7667 | struct w32_display_info *dpyinfo; | |
7668 | ||
b7826503 | 7669 | CHECK_STRING (name); |
6fc2811b JR |
7670 | |
7671 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
7672 | dpyinfo; | |
7673 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
7674 | { | |
7675 | Lisp_Object tem; | |
7676 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
7677 | if (!NILP (tem)) | |
7678 | return dpyinfo; | |
7679 | } | |
7680 | ||
7681 | /* Use this general default value to start with. */ | |
7682 | Vx_resource_name = Vinvocation_name; | |
7683 | ||
7684 | validate_x_resource_name (); | |
7685 | ||
7686 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
7687 | (char *) XSTRING (Vx_resource_name)->data); | |
7688 | ||
7689 | if (dpyinfo == 0) | |
7690 | error ("Cannot connect to server %s", XSTRING (name)->data); | |
7691 | ||
7692 | w32_in_use = 1; | |
7693 | XSETFASTINT (Vwindow_system_version, 3); | |
7694 | ||
7695 | return dpyinfo; | |
7696 | } | |
7697 | ||
7698 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
7699 | 1, 3, 0, doc: /* Open a connection to a server. |
7700 | DISPLAY is the name of the display to connect to. | |
7701 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
7702 | If the optional third arg MUST-SUCCEED is non-nil, | |
7703 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
7704 | (display, xrm_string, must_succeed) |
7705 | Lisp_Object display, xrm_string, must_succeed; | |
7706 | { | |
7707 | unsigned char *xrm_option; | |
7708 | struct w32_display_info *dpyinfo; | |
7709 | ||
74e1aeec JR |
7710 | /* If initialization has already been done, return now to avoid |
7711 | overwriting critical parts of one_w32_display_info. */ | |
7712 | if (w32_in_use) | |
7713 | return Qnil; | |
7714 | ||
b7826503 | 7715 | CHECK_STRING (display); |
6fc2811b | 7716 | if (! NILP (xrm_string)) |
b7826503 | 7717 | CHECK_STRING (xrm_string); |
6fc2811b JR |
7718 | |
7719 | if (! EQ (Vwindow_system, intern ("w32"))) | |
7720 | error ("Not using Microsoft Windows"); | |
7721 | ||
7722 | /* Allow color mapping to be defined externally; first look in user's | |
7723 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
7724 | { | |
7725 | Lisp_Object color_file; | |
7726 | struct gcpro gcpro1; | |
7727 | ||
7728 | color_file = build_string("~/rgb.txt"); | |
7729 | ||
7730 | GCPRO1 (color_file); | |
7731 | ||
7732 | if (NILP (Ffile_readable_p (color_file))) | |
7733 | color_file = | |
7734 | Fexpand_file_name (build_string ("rgb.txt"), | |
7735 | Fsymbol_value (intern ("data-directory"))); | |
7736 | ||
7737 | Vw32_color_map = Fw32_load_color_file (color_file); | |
7738 | ||
7739 | UNGCPRO; | |
7740 | } | |
7741 | if (NILP (Vw32_color_map)) | |
7742 | Vw32_color_map = Fw32_default_color_map (); | |
7743 | ||
7744 | if (! NILP (xrm_string)) | |
7745 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
7746 | else | |
7747 | xrm_option = (unsigned char *) 0; | |
7748 | ||
7749 | /* Use this general default value to start with. */ | |
7750 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
7751 | { | |
7752 | char basename[ MAX_PATH ], *str; | |
7753 | ||
7754 | strcpy (basename, XSTRING (Vinvocation_name)->data); | |
7755 | str = strrchr (basename, '.'); | |
7756 | if (str) *str = 0; | |
7757 | Vinvocation_name = build_string (basename); | |
7758 | } | |
7759 | Vx_resource_name = Vinvocation_name; | |
7760 | ||
7761 | validate_x_resource_name (); | |
7762 | ||
7763 | /* This is what opens the connection and sets x_current_display. | |
7764 | This also initializes many symbols, such as those used for input. */ | |
7765 | dpyinfo = w32_term_init (display, xrm_option, | |
7766 | (char *) XSTRING (Vx_resource_name)->data); | |
7767 | ||
7768 | if (dpyinfo == 0) | |
7769 | { | |
7770 | if (!NILP (must_succeed)) | |
7771 | fatal ("Cannot connect to server %s.\n", | |
7772 | XSTRING (display)->data); | |
7773 | else | |
7774 | error ("Cannot connect to server %s", XSTRING (display)->data); | |
7775 | } | |
7776 | ||
7777 | w32_in_use = 1; | |
7778 | ||
7779 | XSETFASTINT (Vwindow_system_version, 3); | |
7780 | return Qnil; | |
7781 | } | |
7782 | ||
7783 | DEFUN ("x-close-connection", Fx_close_connection, | |
7784 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
7785 | doc: /* Close the connection to DISPLAY's server. |
7786 | For DISPLAY, specify either a frame or a display name (a string). | |
7787 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
7788 | (display) |
7789 | Lisp_Object display; | |
7790 | { | |
7791 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
7792 | int i; | |
7793 | ||
7794 | if (dpyinfo->reference_count > 0) | |
7795 | error ("Display still has frames on it"); | |
7796 | ||
7797 | BLOCK_INPUT; | |
7798 | /* Free the fonts in the font table. */ | |
7799 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
7800 | if (dpyinfo->font_table[i].name) | |
7801 | { | |
126f2e35 JR |
7802 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
7803 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 7804 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
7805 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
7806 | } | |
7807 | x_destroy_all_bitmaps (dpyinfo); | |
7808 | ||
7809 | x_delete_display (dpyinfo); | |
7810 | UNBLOCK_INPUT; | |
7811 | ||
7812 | return Qnil; | |
7813 | } | |
7814 | ||
7815 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 7816 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
7817 | () |
7818 | { | |
7819 | Lisp_Object tail, result; | |
7820 | ||
7821 | result = Qnil; | |
7822 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
7823 | result = Fcons (XCAR (XCAR (tail)), result); | |
7824 | ||
7825 | return result; | |
7826 | } | |
7827 | ||
7828 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
7829 | doc: /* This is a noop on W32 systems. */) |
7830 | (on, display) | |
7831 | Lisp_Object display, on; | |
6fc2811b | 7832 | { |
6fc2811b JR |
7833 | return Qnil; |
7834 | } | |
7835 | ||
7836 | \f | |
7837 | \f | |
7838 | /*********************************************************************** | |
7839 | Image types | |
7840 | ***********************************************************************/ | |
7841 | ||
7842 | /* Value is the number of elements of vector VECTOR. */ | |
7843 | ||
7844 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
7845 | ||
7846 | /* List of supported image types. Use define_image_type to add new | |
7847 | types. Use lookup_image_type to find a type for a given symbol. */ | |
7848 | ||
7849 | static struct image_type *image_types; | |
7850 | ||
6fc2811b JR |
7851 | /* The symbol `image' which is the car of the lists used to represent |
7852 | images in Lisp. */ | |
7853 | ||
7854 | extern Lisp_Object Qimage; | |
7855 | ||
7856 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
7857 | ||
7858 | Lisp_Object Qxbm; | |
7859 | ||
7860 | /* Keywords. */ | |
7861 | ||
6fc2811b | 7862 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
dfff8a69 JR |
7863 | extern Lisp_Object QCdata; |
7864 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
a93f4566 | 7865 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 7866 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
7867 | |
7868 | /* Other symbols. */ | |
7869 | ||
3cf3436e | 7870 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
7871 | |
7872 | /* Time in seconds after which images should be removed from the cache | |
7873 | if not displayed. */ | |
7874 | ||
7875 | Lisp_Object Vimage_cache_eviction_delay; | |
7876 | ||
7877 | /* Function prototypes. */ | |
7878 | ||
7879 | static void define_image_type P_ ((struct image_type *type)); | |
7880 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
7881 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
7882 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 7883 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
7884 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
7885 | Lisp_Object)); | |
7886 | ||
dfff8a69 | 7887 | |
6fc2811b JR |
7888 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
7889 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
7890 | ||
7891 | static void | |
7892 | define_image_type (type) | |
7893 | struct image_type *type; | |
7894 | { | |
7895 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
7896 | The initialized data segment is read-only. */ | |
7897 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
7898 | bcopy (type, p, sizeof *p); | |
7899 | p->next = image_types; | |
7900 | image_types = p; | |
7901 | Vimage_types = Fcons (*p->type, Vimage_types); | |
7902 | } | |
7903 | ||
7904 | ||
7905 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
7906 | structure. Value is null if SYMBOL is not a known image type. */ | |
7907 | ||
7908 | static INLINE struct image_type * | |
7909 | lookup_image_type (symbol) | |
7910 | Lisp_Object symbol; | |
7911 | { | |
7912 | struct image_type *type; | |
7913 | ||
7914 | for (type = image_types; type; type = type->next) | |
7915 | if (EQ (symbol, *type->type)) | |
7916 | break; | |
7917 | ||
7918 | return type; | |
7919 | } | |
7920 | ||
7921 | ||
7922 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
7923 | valid image specification is a list whose car is the symbol | |
7924 | `image', and whose rest is a property list. The property list must | |
7925 | contain a value for key `:type'. That value must be the name of a | |
7926 | supported image type. The rest of the property list depends on the | |
7927 | image type. */ | |
7928 | ||
7929 | int | |
7930 | valid_image_p (object) | |
7931 | Lisp_Object object; | |
7932 | { | |
7933 | int valid_p = 0; | |
7934 | ||
7935 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
7936 | { | |
3cf3436e JR |
7937 | Lisp_Object tem; |
7938 | ||
7939 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
7940 | if (EQ (XCAR (tem), QCtype)) | |
7941 | { | |
7942 | tem = XCDR (tem); | |
7943 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
7944 | { | |
7945 | struct image_type *type; | |
7946 | type = lookup_image_type (XCAR (tem)); | |
7947 | if (type) | |
7948 | valid_p = type->valid_p (object); | |
7949 | } | |
7950 | ||
7951 | break; | |
7952 | } | |
6fc2811b JR |
7953 | } |
7954 | ||
7955 | return valid_p; | |
7956 | } | |
7957 | ||
7958 | ||
7959 | /* Log error message with format string FORMAT and argument ARG. | |
7960 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
7961 | good idea because this would interrupt redisplay, and the error | |
7962 | message display would lead to another redisplay. This function | |
7963 | therefore simply displays a message. */ | |
7964 | ||
7965 | static void | |
7966 | image_error (format, arg1, arg2) | |
7967 | char *format; | |
7968 | Lisp_Object arg1, arg2; | |
7969 | { | |
7970 | add_to_log (format, arg1, arg2); | |
7971 | } | |
7972 | ||
7973 | ||
7974 | \f | |
7975 | /*********************************************************************** | |
7976 | Image specifications | |
7977 | ***********************************************************************/ | |
7978 | ||
7979 | enum image_value_type | |
7980 | { | |
7981 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
7982 | IMAGE_STRING_VALUE, | |
3cf3436e | 7983 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
7984 | IMAGE_SYMBOL_VALUE, |
7985 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 7986 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 7987 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 7988 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
7989 | IMAGE_INTEGER_VALUE, |
7990 | IMAGE_FUNCTION_VALUE, | |
7991 | IMAGE_NUMBER_VALUE, | |
7992 | IMAGE_BOOL_VALUE | |
7993 | }; | |
7994 | ||
7995 | /* Structure used when parsing image specifications. */ | |
7996 | ||
7997 | struct image_keyword | |
7998 | { | |
7999 | /* Name of keyword. */ | |
8000 | char *name; | |
8001 | ||
8002 | /* The type of value allowed. */ | |
8003 | enum image_value_type type; | |
8004 | ||
8005 | /* Non-zero means key must be present. */ | |
8006 | int mandatory_p; | |
8007 | ||
8008 | /* Used to recognize duplicate keywords in a property list. */ | |
8009 | int count; | |
8010 | ||
8011 | /* The value that was found. */ | |
8012 | Lisp_Object value; | |
8013 | }; | |
8014 | ||
8015 | ||
8016 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8017 | int, Lisp_Object)); | |
8018 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8019 | ||
8020 | ||
8021 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8022 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8023 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8024 | image_keywords structures of size NKEYWORDS describing other | |
8025 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8026 | ||
8027 | static int | |
8028 | parse_image_spec (spec, keywords, nkeywords, type) | |
8029 | Lisp_Object spec; | |
8030 | struct image_keyword *keywords; | |
8031 | int nkeywords; | |
8032 | Lisp_Object type; | |
8033 | { | |
8034 | int i; | |
8035 | Lisp_Object plist; | |
8036 | ||
8037 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8038 | return 0; | |
8039 | ||
8040 | plist = XCDR (spec); | |
8041 | while (CONSP (plist)) | |
8042 | { | |
8043 | Lisp_Object key, value; | |
8044 | ||
8045 | /* First element of a pair must be a symbol. */ | |
8046 | key = XCAR (plist); | |
8047 | plist = XCDR (plist); | |
8048 | if (!SYMBOLP (key)) | |
8049 | return 0; | |
8050 | ||
8051 | /* There must follow a value. */ | |
8052 | if (!CONSP (plist)) | |
8053 | return 0; | |
8054 | value = XCAR (plist); | |
8055 | plist = XCDR (plist); | |
8056 | ||
8057 | /* Find key in KEYWORDS. Error if not found. */ | |
8058 | for (i = 0; i < nkeywords; ++i) | |
8059 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
8060 | break; | |
8061 | ||
8062 | if (i == nkeywords) | |
8063 | continue; | |
8064 | ||
8065 | /* Record that we recognized the keyword. If a keywords | |
8066 | was found more than once, it's an error. */ | |
8067 | keywords[i].value = value; | |
8068 | ++keywords[i].count; | |
8069 | ||
8070 | if (keywords[i].count > 1) | |
8071 | return 0; | |
8072 | ||
8073 | /* Check type of value against allowed type. */ | |
8074 | switch (keywords[i].type) | |
8075 | { | |
8076 | case IMAGE_STRING_VALUE: | |
8077 | if (!STRINGP (value)) | |
8078 | return 0; | |
8079 | break; | |
8080 | ||
3cf3436e JR |
8081 | case IMAGE_STRING_OR_NIL_VALUE: |
8082 | if (!STRINGP (value) && !NILP (value)) | |
8083 | return 0; | |
8084 | break; | |
8085 | ||
6fc2811b JR |
8086 | case IMAGE_SYMBOL_VALUE: |
8087 | if (!SYMBOLP (value)) | |
8088 | return 0; | |
8089 | break; | |
8090 | ||
8091 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8092 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8093 | return 0; | |
8094 | break; | |
8095 | ||
8edb0a6f JR |
8096 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8097 | if (INTEGERP (value) && XINT (value) >= 0) | |
8098 | break; | |
8099 | if (CONSP (value) | |
8100 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8101 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8102 | break; | |
8103 | return 0; | |
8104 | ||
dfff8a69 JR |
8105 | case IMAGE_ASCENT_VALUE: |
8106 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8107 | break; | |
8108 | else if (INTEGERP (value) | |
8109 | && XINT (value) >= 0 | |
8110 | && XINT (value) <= 100) | |
8111 | break; | |
8112 | return 0; | |
8113 | ||
6fc2811b JR |
8114 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8115 | if (!INTEGERP (value) || XINT (value) < 0) | |
8116 | return 0; | |
8117 | break; | |
8118 | ||
8119 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8120 | break; | |
8121 | ||
8122 | case IMAGE_FUNCTION_VALUE: | |
8123 | value = indirect_function (value); | |
8124 | if (SUBRP (value) | |
8125 | || COMPILEDP (value) | |
8126 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8127 | break; | |
8128 | return 0; | |
8129 | ||
8130 | case IMAGE_NUMBER_VALUE: | |
8131 | if (!INTEGERP (value) && !FLOATP (value)) | |
8132 | return 0; | |
8133 | break; | |
8134 | ||
8135 | case IMAGE_INTEGER_VALUE: | |
8136 | if (!INTEGERP (value)) | |
8137 | return 0; | |
8138 | break; | |
8139 | ||
8140 | case IMAGE_BOOL_VALUE: | |
8141 | if (!NILP (value) && !EQ (value, Qt)) | |
8142 | return 0; | |
8143 | break; | |
8144 | ||
8145 | default: | |
8146 | abort (); | |
8147 | break; | |
8148 | } | |
8149 | ||
8150 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8151 | return 0; | |
8152 | } | |
8153 | ||
8154 | /* Check that all mandatory fields are present. */ | |
8155 | for (i = 0; i < nkeywords; ++i) | |
8156 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8157 | return 0; | |
8158 | ||
8159 | return NILP (plist); | |
8160 | } | |
8161 | ||
8162 | ||
8163 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8164 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8165 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8166 | ||
8167 | static Lisp_Object | |
8168 | image_spec_value (spec, key, found) | |
8169 | Lisp_Object spec, key; | |
8170 | int *found; | |
8171 | { | |
8172 | Lisp_Object tail; | |
8173 | ||
8174 | xassert (valid_image_p (spec)); | |
8175 | ||
8176 | for (tail = XCDR (spec); | |
8177 | CONSP (tail) && CONSP (XCDR (tail)); | |
8178 | tail = XCDR (XCDR (tail))) | |
8179 | { | |
8180 | if (EQ (XCAR (tail), key)) | |
8181 | { | |
8182 | if (found) | |
8183 | *found = 1; | |
8184 | return XCAR (XCDR (tail)); | |
8185 | } | |
8186 | } | |
8187 | ||
8188 | if (found) | |
8189 | *found = 0; | |
8190 | return Qnil; | |
8191 | } | |
8192 | ||
8193 | ||
8194 | ||
8195 | \f | |
8196 | /*********************************************************************** | |
8197 | Image type independent image structures | |
8198 | ***********************************************************************/ | |
8199 | ||
8200 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8201 | static void free_image P_ ((struct frame *f, struct image *img)); | |
8202 | ||
8203 | ||
8204 | /* Allocate and return a new image structure for image specification | |
8205 | SPEC. SPEC has a hash value of HASH. */ | |
8206 | ||
8207 | static struct image * | |
8208 | make_image (spec, hash) | |
8209 | Lisp_Object spec; | |
8210 | unsigned hash; | |
8211 | { | |
8212 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
8213 | ||
8214 | xassert (valid_image_p (spec)); | |
8215 | bzero (img, sizeof *img); | |
8216 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8217 | xassert (img->type != NULL); | |
8218 | img->spec = spec; | |
8219 | img->data.lisp_val = Qnil; | |
8220 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8221 | img->hash = hash; | |
8222 | return img; | |
8223 | } | |
8224 | ||
8225 | ||
8226 | /* Free image IMG which was used on frame F, including its resources. */ | |
8227 | ||
8228 | static void | |
8229 | free_image (f, img) | |
8230 | struct frame *f; | |
8231 | struct image *img; | |
8232 | { | |
8233 | if (img) | |
8234 | { | |
8235 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8236 | ||
8237 | /* Remove IMG from the hash table of its cache. */ | |
8238 | if (img->prev) | |
8239 | img->prev->next = img->next; | |
8240 | else | |
8241 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8242 | ||
8243 | if (img->next) | |
8244 | img->next->prev = img->prev; | |
8245 | ||
8246 | c->images[img->id] = NULL; | |
8247 | ||
8248 | /* Free resources, then free IMG. */ | |
8249 | img->type->free (f, img); | |
8250 | xfree (img); | |
8251 | } | |
8252 | } | |
8253 | ||
8254 | ||
8255 | /* Prepare image IMG for display on frame F. Must be called before | |
8256 | drawing an image. */ | |
8257 | ||
8258 | void | |
8259 | prepare_image_for_display (f, img) | |
8260 | struct frame *f; | |
8261 | struct image *img; | |
8262 | { | |
8263 | EMACS_TIME t; | |
8264 | ||
8265 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8266 | EMACS_GET_TIME (t); | |
8267 | img->timestamp = EMACS_SECS (t); | |
8268 | ||
8269 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8270 | type dependent loader function. */ | |
8271 | if (img->pixmap == 0 && !img->load_failed_p) | |
8272 | img->load_failed_p = img->type->load (f, img) == 0; | |
8273 | } | |
8274 | ||
8275 | ||
dfff8a69 JR |
8276 | /* Value is the number of pixels for the ascent of image IMG when |
8277 | drawn in face FACE. */ | |
8278 | ||
8279 | int | |
8280 | image_ascent (img, face) | |
8281 | struct image *img; | |
8282 | struct face *face; | |
8283 | { | |
8edb0a6f | 8284 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8285 | int ascent; |
8286 | ||
8287 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8288 | { | |
8289 | if (face->font) | |
8290 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8291 | - FONT_BASE(face->font)) / 2; | |
8292 | else | |
8293 | ascent = height / 2; | |
8294 | } | |
8295 | else | |
8296 | ascent = height * img->ascent / 100.0; | |
8297 | ||
8298 | return ascent; | |
8299 | } | |
8300 | ||
8301 | ||
6fc2811b | 8302 | \f |
a05e2bae JR |
8303 | /* Image background colors. */ |
8304 | ||
8305 | static unsigned long | |
8306 | four_corners_best (ximg, width, height) | |
8307 | XImage *ximg; | |
8308 | unsigned long width, height; | |
8309 | { | |
8310 | #if 0 /* TODO: Image support. */ | |
8311 | unsigned long corners[4], best; | |
8312 | int i, best_count; | |
8313 | ||
8314 | /* Get the colors at the corners of ximg. */ | |
8315 | corners[0] = XGetPixel (ximg, 0, 0); | |
8316 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
8317 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
8318 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
8319 | ||
8320 | /* Choose the most frequently found color as background. */ | |
8321 | for (i = best_count = 0; i < 4; ++i) | |
8322 | { | |
8323 | int j, n; | |
8324 | ||
8325 | for (j = n = 0; j < 4; ++j) | |
8326 | if (corners[i] == corners[j]) | |
8327 | ++n; | |
8328 | ||
8329 | if (n > best_count) | |
8330 | best = corners[i], best_count = n; | |
8331 | } | |
8332 | ||
8333 | return best; | |
8334 | #else | |
8335 | return 0; | |
8336 | #endif | |
8337 | } | |
8338 | ||
8339 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
8340 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
8341 | object to use for the heuristic. */ | |
8342 | ||
8343 | unsigned long | |
8344 | image_background (img, f, ximg) | |
8345 | struct image *img; | |
8346 | struct frame *f; | |
8347 | XImage *ximg; | |
8348 | { | |
8349 | if (! img->background_valid) | |
8350 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8351 | { | |
8352 | #if 0 /* TODO: Image support. */ | |
8353 | int free_ximg = !ximg; | |
8354 | ||
8355 | if (! ximg) | |
8356 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8357 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8358 | ||
8359 | img->background = four_corners_best (ximg, img->width, img->height); | |
8360 | ||
8361 | if (free_ximg) | |
8362 | XDestroyImage (ximg); | |
8363 | ||
8364 | img->background_valid = 1; | |
8365 | #endif | |
8366 | } | |
8367 | ||
8368 | return img->background; | |
8369 | } | |
8370 | ||
8371 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8372 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8373 | existing XImage object to use for the heuristic. */ | |
8374 | ||
8375 | int | |
8376 | image_background_transparent (img, f, mask) | |
8377 | struct image *img; | |
8378 | struct frame *f; | |
8379 | XImage *mask; | |
8380 | { | |
8381 | if (! img->background_transparent_valid) | |
8382 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8383 | { | |
8384 | #if 0 /* TODO: Image support. */ | |
8385 | if (img->mask) | |
8386 | { | |
8387 | int free_mask = !mask; | |
8388 | ||
8389 | if (! mask) | |
8390 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
8391 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8392 | ||
8393 | img->background_transparent | |
8394 | = !four_corners_best (mask, img->width, img->height); | |
8395 | ||
8396 | if (free_mask) | |
8397 | XDestroyImage (mask); | |
8398 | } | |
8399 | else | |
8400 | #endif | |
8401 | img->background_transparent = 0; | |
8402 | ||
8403 | img->background_transparent_valid = 1; | |
8404 | } | |
8405 | ||
8406 | return img->background_transparent; | |
8407 | } | |
8408 | ||
8409 | \f | |
6fc2811b JR |
8410 | /*********************************************************************** |
8411 | Helper functions for X image types | |
8412 | ***********************************************************************/ | |
8413 | ||
a05e2bae JR |
8414 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8415 | int, int)); | |
6fc2811b JR |
8416 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8417 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8418 | struct image *img, | |
8419 | Lisp_Object color_name, | |
8420 | unsigned long dflt)); | |
8421 | ||
a05e2bae JR |
8422 | |
8423 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8424 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8425 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8426 | the image, if any. */ | |
8427 | ||
8428 | static void | |
8429 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8430 | struct frame *f; | |
8431 | struct image *img; | |
8432 | int pixmap_p, mask_p, colors_p; | |
8433 | { | |
9eb16b62 | 8434 | #if 0 /* TODO: W32 image support */ |
a05e2bae JR |
8435 | if (pixmap_p && img->pixmap) |
8436 | { | |
8437 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8438 | img->pixmap = None; | |
8439 | img->background_valid = 0; | |
8440 | } | |
8441 | ||
8442 | if (mask_p && img->mask) | |
8443 | { | |
8444 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8445 | img->mask = None; | |
8446 | img->background_transparent_valid = 0; | |
8447 | } | |
8448 | ||
8449 | if (colors_p && img->ncolors) | |
8450 | { | |
8451 | x_free_colors (f, img->colors, img->ncolors); | |
8452 | xfree (img->colors); | |
8453 | img->colors = NULL; | |
8454 | img->ncolors = 0; | |
8455 | } | |
8456 | #endif | |
8457 | } | |
8458 | ||
6fc2811b JR |
8459 | /* Free X resources of image IMG which is used on frame F. */ |
8460 | ||
8461 | static void | |
8462 | x_clear_image (f, img) | |
8463 | struct frame *f; | |
8464 | struct image *img; | |
8465 | { | |
767b1ff0 | 8466 | #if 0 /* TODO: W32 image support */ |
6fc2811b JR |
8467 | |
8468 | if (img->pixmap) | |
8469 | { | |
8470 | BLOCK_INPUT; | |
8471 | XFreePixmap (NULL, img->pixmap); | |
8472 | img->pixmap = 0; | |
8473 | UNBLOCK_INPUT; | |
8474 | } | |
8475 | ||
8476 | if (img->ncolors) | |
8477 | { | |
8478 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
8479 | ||
8480 | /* If display has an immutable color map, freeing colors is not | |
8481 | necessary and some servers don't allow it. So don't do it. */ | |
8482 | if (class != StaticColor | |
8483 | && class != StaticGray | |
8484 | && class != TrueColor) | |
8485 | { | |
8486 | Colormap cmap; | |
8487 | BLOCK_INPUT; | |
8488 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8489 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8490 | img->ncolors, 0); | |
8491 | UNBLOCK_INPUT; | |
8492 | } | |
8493 | ||
8494 | xfree (img->colors); | |
8495 | img->colors = NULL; | |
8496 | img->ncolors = 0; | |
8497 | } | |
8498 | #endif | |
8499 | } | |
8500 | ||
8501 | ||
8502 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8503 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8504 | IMG->colors, so that it can be freed again. Value is the pixel | |
8505 | color. */ | |
8506 | ||
8507 | static unsigned long | |
8508 | x_alloc_image_color (f, img, color_name, dflt) | |
8509 | struct frame *f; | |
8510 | struct image *img; | |
8511 | Lisp_Object color_name; | |
8512 | unsigned long dflt; | |
8513 | { | |
767b1ff0 | 8514 | #if 0 /* TODO: allocing colors. */ |
6fc2811b JR |
8515 | XColor color; |
8516 | unsigned long result; | |
8517 | ||
8518 | xassert (STRINGP (color_name)); | |
8519 | ||
8520 | if (w32_defined_color (f, XSTRING (color_name)->data, &color, 1)) | |
8521 | { | |
8522 | /* This isn't called frequently so we get away with simply | |
8523 | reallocating the color vector to the needed size, here. */ | |
8524 | ++img->ncolors; | |
8525 | img->colors = | |
8526 | (unsigned long *) xrealloc (img->colors, | |
8527 | img->ncolors * sizeof *img->colors); | |
8528 | img->colors[img->ncolors - 1] = color.pixel; | |
8529 | result = color.pixel; | |
8530 | } | |
8531 | else | |
8532 | result = dflt; | |
8533 | return result; | |
8534 | #endif | |
8535 | return 0; | |
8536 | } | |
8537 | ||
8538 | ||
8539 | \f | |
8540 | /*********************************************************************** | |
8541 | Image Cache | |
8542 | ***********************************************************************/ | |
8543 | ||
8544 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8545 | static void postprocess_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8546 | |
8547 | ||
8548 | /* Return a new, initialized image cache that is allocated from the | |
8549 | heap. Call free_image_cache to free an image cache. */ | |
8550 | ||
8551 | struct image_cache * | |
8552 | make_image_cache () | |
8553 | { | |
8554 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8555 | int size; | |
8556 | ||
8557 | bzero (c, sizeof *c); | |
8558 | c->size = 50; | |
8559 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8560 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8561 | c->buckets = (struct image **) xmalloc (size); | |
8562 | bzero (c->buckets, size); | |
8563 | return c; | |
8564 | } | |
8565 | ||
8566 | ||
8567 | /* Free image cache of frame F. Be aware that X frames share images | |
8568 | caches. */ | |
8569 | ||
8570 | void | |
8571 | free_image_cache (f) | |
8572 | struct frame *f; | |
8573 | { | |
8574 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8575 | if (c) | |
8576 | { | |
8577 | int i; | |
8578 | ||
8579 | /* Cache should not be referenced by any frame when freed. */ | |
8580 | xassert (c->refcount == 0); | |
8581 | ||
8582 | for (i = 0; i < c->used; ++i) | |
8583 | free_image (f, c->images[i]); | |
8584 | xfree (c->images); | |
8585 | xfree (c); | |
8586 | xfree (c->buckets); | |
8587 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8588 | } | |
8589 | } | |
8590 | ||
8591 | ||
8592 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8593 | images. FORCE_P zero means clear only images that haven't been | |
8594 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8595 | reduce the number of loaded images. If image-eviction-seconds is |
8596 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
8597 | at least that many seconds. */ |
8598 | ||
8599 | void | |
8600 | clear_image_cache (f, force_p) | |
8601 | struct frame *f; | |
8602 | int force_p; | |
8603 | { | |
8604 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8605 | ||
8606 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
8607 | { | |
8608 | EMACS_TIME t; | |
8609 | unsigned long old; | |
8610 | int i, any_freed_p = 0; | |
8611 | ||
8612 | EMACS_GET_TIME (t); | |
8613 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
8614 | ||
8615 | for (i = 0; i < c->used; ++i) | |
8616 | { | |
8617 | struct image *img = c->images[i]; | |
8618 | if (img != NULL | |
8619 | && (force_p | |
8620 | || (img->timestamp > old))) | |
8621 | { | |
8622 | free_image (f, img); | |
8623 | any_freed_p = 1; | |
8624 | } | |
8625 | } | |
8626 | ||
8627 | /* We may be clearing the image cache because, for example, | |
8628 | Emacs was iconified for a longer period of time. In that | |
8629 | case, current matrices may still contain references to | |
8630 | images freed above. So, clear these matrices. */ | |
8631 | if (any_freed_p) | |
8632 | { | |
8633 | clear_current_matrices (f); | |
8634 | ++windows_or_buffers_changed; | |
8635 | } | |
8636 | } | |
8637 | } | |
8638 | ||
8639 | ||
8640 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
8641 | 0, 1, 0, | |
74e1aeec JR |
8642 | doc: /* Clear the image cache of FRAME. |
8643 | FRAME nil or omitted means use the selected frame. | |
8644 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
8645 | (frame) |
8646 | Lisp_Object frame; | |
8647 | { | |
8648 | if (EQ (frame, Qt)) | |
8649 | { | |
8650 | Lisp_Object tail; | |
8651 | ||
8652 | FOR_EACH_FRAME (tail, frame) | |
8653 | if (FRAME_W32_P (XFRAME (frame))) | |
8654 | clear_image_cache (XFRAME (frame), 1); | |
8655 | } | |
8656 | else | |
8657 | clear_image_cache (check_x_frame (frame), 1); | |
8658 | ||
8659 | return Qnil; | |
8660 | } | |
8661 | ||
8662 | ||
3cf3436e JR |
8663 | /* Compute masks and transform image IMG on frame F, as specified |
8664 | by the image's specification, */ | |
8665 | ||
8666 | static void | |
8667 | postprocess_image (f, img) | |
8668 | struct frame *f; | |
8669 | struct image *img; | |
8670 | { | |
8671 | #if 0 /* TODO: image support. */ | |
8672 | /* Manipulation of the image's mask. */ | |
8673 | if (img->pixmap) | |
8674 | { | |
8675 | Lisp_Object conversion, spec; | |
8676 | Lisp_Object mask; | |
8677 | ||
8678 | spec = img->spec; | |
8679 | ||
8680 | /* `:heuristic-mask t' | |
8681 | `:mask heuristic' | |
8682 | means build a mask heuristically. | |
8683 | `:heuristic-mask (R G B)' | |
8684 | `:mask (heuristic (R G B))' | |
8685 | means build a mask from color (R G B) in the | |
8686 | image. | |
8687 | `:mask nil' | |
8688 | means remove a mask, if any. */ | |
8689 | ||
8690 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
8691 | if (!NILP (mask)) | |
8692 | x_build_heuristic_mask (f, img, mask); | |
8693 | else | |
8694 | { | |
8695 | int found_p; | |
8696 | ||
8697 | mask = image_spec_value (spec, QCmask, &found_p); | |
8698 | ||
8699 | if (EQ (mask, Qheuristic)) | |
8700 | x_build_heuristic_mask (f, img, Qt); | |
8701 | else if (CONSP (mask) | |
8702 | && EQ (XCAR (mask), Qheuristic)) | |
8703 | { | |
8704 | if (CONSP (XCDR (mask))) | |
8705 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
8706 | else | |
8707 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
8708 | } | |
8709 | else if (NILP (mask) && found_p && img->mask) | |
8710 | { | |
8711 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8712 | img->mask = NULL; | |
8713 | } | |
8714 | } | |
8715 | ||
8716 | ||
8717 | /* Should we apply an image transformation algorithm? */ | |
8718 | conversion = image_spec_value (spec, QCconversion, NULL); | |
8719 | if (EQ (conversion, Qdisabled)) | |
8720 | x_disable_image (f, img); | |
8721 | else if (EQ (conversion, Qlaplace)) | |
8722 | x_laplace (f, img); | |
8723 | else if (EQ (conversion, Qemboss)) | |
8724 | x_emboss (f, img); | |
8725 | else if (CONSP (conversion) | |
8726 | && EQ (XCAR (conversion), Qedge_detection)) | |
8727 | { | |
8728 | Lisp_Object tem; | |
8729 | tem = XCDR (conversion); | |
8730 | if (CONSP (tem)) | |
8731 | x_edge_detection (f, img, | |
8732 | Fplist_get (tem, QCmatrix), | |
8733 | Fplist_get (tem, QCcolor_adjustment)); | |
8734 | } | |
8735 | } | |
8736 | #endif | |
8737 | } | |
8738 | ||
8739 | ||
6fc2811b JR |
8740 | /* Return the id of image with Lisp specification SPEC on frame F. |
8741 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
8742 | ||
8743 | int | |
8744 | lookup_image (f, spec) | |
8745 | struct frame *f; | |
8746 | Lisp_Object spec; | |
8747 | { | |
8748 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8749 | struct image *img; | |
8750 | int i; | |
8751 | unsigned hash; | |
8752 | struct gcpro gcpro1; | |
8753 | EMACS_TIME now; | |
8754 | ||
8755 | /* F must be a window-system frame, and SPEC must be a valid image | |
8756 | specification. */ | |
8757 | xassert (FRAME_WINDOW_P (f)); | |
8758 | xassert (valid_image_p (spec)); | |
8759 | ||
8760 | GCPRO1 (spec); | |
8761 | ||
8762 | /* Look up SPEC in the hash table of the image cache. */ | |
8763 | hash = sxhash (spec, 0); | |
8764 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8765 | ||
8766 | for (img = c->buckets[i]; img; img = img->next) | |
8767 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
8768 | break; | |
8769 | ||
8770 | /* If not found, create a new image and cache it. */ | |
8771 | if (img == NULL) | |
8772 | { | |
3cf3436e JR |
8773 | extern Lisp_Object Qpostscript; |
8774 | ||
8edb0a6f | 8775 | BLOCK_INPUT; |
6fc2811b JR |
8776 | img = make_image (spec, hash); |
8777 | cache_image (f, img); | |
8778 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
8779 | |
8780 | /* If we can't load the image, and we don't have a width and | |
8781 | height, use some arbitrary width and height so that we can | |
8782 | draw a rectangle for it. */ | |
8783 | if (img->load_failed_p) | |
8784 | { | |
8785 | Lisp_Object value; | |
8786 | ||
8787 | value = image_spec_value (spec, QCwidth, NULL); | |
8788 | img->width = (INTEGERP (value) | |
8789 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
8790 | value = image_spec_value (spec, QCheight, NULL); | |
8791 | img->height = (INTEGERP (value) | |
8792 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
8793 | } | |
8794 | else | |
8795 | { | |
8796 | /* Handle image type independent image attributes | |
a05e2bae JR |
8797 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF', |
8798 | `:background COLOR'. */ | |
8799 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
8800 | |
8801 | ascent = image_spec_value (spec, QCascent, NULL); | |
8802 | if (INTEGERP (ascent)) | |
8803 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
8804 | else if (EQ (ascent, Qcenter)) |
8805 | img->ascent = CENTERED_IMAGE_ASCENT; | |
8806 | ||
6fc2811b JR |
8807 | margin = image_spec_value (spec, QCmargin, NULL); |
8808 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
8809 | img->vmargin = img->hmargin = XFASTINT (margin); |
8810 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
8811 | && INTEGERP (XCDR (margin))) | |
8812 | { | |
8813 | if (XINT (XCAR (margin)) > 0) | |
8814 | img->hmargin = XFASTINT (XCAR (margin)); | |
8815 | if (XINT (XCDR (margin)) > 0) | |
8816 | img->vmargin = XFASTINT (XCDR (margin)); | |
8817 | } | |
6fc2811b JR |
8818 | |
8819 | relief = image_spec_value (spec, QCrelief, NULL); | |
8820 | if (INTEGERP (relief)) | |
8821 | { | |
8822 | img->relief = XINT (relief); | |
8edb0a6f JR |
8823 | img->hmargin += abs (img->relief); |
8824 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
8825 | } |
8826 | ||
a05e2bae JR |
8827 | if (! img->background_valid) |
8828 | { | |
8829 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
8830 | if (!NILP (bg)) | |
8831 | { | |
8832 | img->background | |
8833 | = x_alloc_image_color (f, img, bg, | |
8834 | FRAME_BACKGROUND_PIXEL (f)); | |
8835 | img->background_valid = 1; | |
8836 | } | |
8837 | } | |
8838 | ||
3cf3436e JR |
8839 | /* Do image transformations and compute masks, unless we |
8840 | don't have the image yet. */ | |
8841 | if (!EQ (*img->type->type, Qpostscript)) | |
8842 | postprocess_image (f, img); | |
6fc2811b | 8843 | } |
3cf3436e | 8844 | |
8edb0a6f JR |
8845 | UNBLOCK_INPUT; |
8846 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
8847 | } |
8848 | ||
8849 | /* We're using IMG, so set its timestamp to `now'. */ | |
8850 | EMACS_GET_TIME (now); | |
8851 | img->timestamp = EMACS_SECS (now); | |
8852 | ||
8853 | UNGCPRO; | |
8854 | ||
8855 | /* Value is the image id. */ | |
8856 | return img->id; | |
8857 | } | |
8858 | ||
8859 | ||
8860 | /* Cache image IMG in the image cache of frame F. */ | |
8861 | ||
8862 | static void | |
8863 | cache_image (f, img) | |
8864 | struct frame *f; | |
8865 | struct image *img; | |
8866 | { | |
8867 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8868 | int i; | |
8869 | ||
8870 | /* Find a free slot in c->images. */ | |
8871 | for (i = 0; i < c->used; ++i) | |
8872 | if (c->images[i] == NULL) | |
8873 | break; | |
8874 | ||
8875 | /* If no free slot found, maybe enlarge c->images. */ | |
8876 | if (i == c->used && c->used == c->size) | |
8877 | { | |
8878 | c->size *= 2; | |
8879 | c->images = (struct image **) xrealloc (c->images, | |
8880 | c->size * sizeof *c->images); | |
8881 | } | |
8882 | ||
8883 | /* Add IMG to c->images, and assign IMG an id. */ | |
8884 | c->images[i] = img; | |
8885 | img->id = i; | |
8886 | if (i == c->used) | |
8887 | ++c->used; | |
8888 | ||
8889 | /* Add IMG to the cache's hash table. */ | |
8890 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8891 | img->next = c->buckets[i]; | |
8892 | if (img->next) | |
8893 | img->next->prev = img; | |
8894 | img->prev = NULL; | |
8895 | c->buckets[i] = img; | |
8896 | } | |
8897 | ||
8898 | ||
8899 | /* Call FN on every image in the image cache of frame F. Used to mark | |
8900 | Lisp Objects in the image cache. */ | |
8901 | ||
8902 | void | |
8903 | forall_images_in_image_cache (f, fn) | |
8904 | struct frame *f; | |
8905 | void (*fn) P_ ((struct image *img)); | |
8906 | { | |
8907 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
8908 | { | |
8909 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8910 | if (c) | |
8911 | { | |
8912 | int i; | |
8913 | for (i = 0; i < c->used; ++i) | |
8914 | if (c->images[i]) | |
8915 | fn (c->images[i]); | |
8916 | } | |
8917 | } | |
8918 | } | |
8919 | ||
8920 | ||
8921 | \f | |
8922 | /*********************************************************************** | |
8923 | W32 support code | |
8924 | ***********************************************************************/ | |
8925 | ||
767b1ff0 | 8926 | #if 0 /* TODO: W32 specific image code. */ |
6fc2811b JR |
8927 | |
8928 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, | |
8929 | XImage **, Pixmap *)); | |
8930 | static void x_destroy_x_image P_ ((XImage *)); | |
8931 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
8932 | ||
8933 | ||
8934 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
8935 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
8936 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
8937 | via xmalloc. Print error messages via image_error if an error | |
8938 | occurs. Value is non-zero if successful. */ | |
8939 | ||
8940 | static int | |
8941 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
8942 | struct frame *f; | |
8943 | int width, height, depth; | |
8944 | XImage **ximg; | |
8945 | Pixmap *pixmap; | |
8946 | { | |
767b1ff0 | 8947 | #if 0 /* TODO: Image support for W32 */ |
6fc2811b JR |
8948 | Display *display = FRAME_W32_DISPLAY (f); |
8949 | Screen *screen = FRAME_X_SCREEN (f); | |
8950 | Window window = FRAME_W32_WINDOW (f); | |
8951 | ||
8952 | xassert (interrupt_input_blocked); | |
8953 | ||
8954 | if (depth <= 0) | |
a05e2bae | 8955 | depth = one_w32_display_info.n_cbits; |
6fc2811b JR |
8956 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), |
8957 | depth, ZPixmap, 0, NULL, width, height, | |
8958 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
8959 | if (*ximg == NULL) | |
8960 | { | |
8961 | image_error ("Unable to allocate X image", Qnil, Qnil); | |
8962 | return 0; | |
8963 | } | |
8964 | ||
8965 | /* Allocate image raster. */ | |
8966 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
8967 | ||
8968 | /* Allocate a pixmap of the same size. */ | |
8969 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
8970 | if (*pixmap == 0) | |
8971 | { | |
8972 | x_destroy_x_image (*ximg); | |
8973 | *ximg = NULL; | |
8974 | image_error ("Unable to create X pixmap", Qnil, Qnil); | |
8975 | return 0; | |
8976 | } | |
8977 | #endif | |
8978 | return 1; | |
8979 | } | |
8980 | ||
8981 | ||
8982 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
8983 | ||
8984 | static void | |
8985 | x_destroy_x_image (ximg) | |
8986 | XImage *ximg; | |
8987 | { | |
8988 | xassert (interrupt_input_blocked); | |
8989 | if (ximg) | |
8990 | { | |
8991 | xfree (ximg->data); | |
8992 | ximg->data = NULL; | |
8993 | XDestroyImage (ximg); | |
8994 | } | |
8995 | } | |
8996 | ||
8997 | ||
8998 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
8999 | are width and height of both the image and pixmap. */ | |
9000 | ||
9001 | static void | |
9002 | x_put_x_image (f, ximg, pixmap, width, height) | |
9003 | struct frame *f; | |
9004 | XImage *ximg; | |
9005 | Pixmap pixmap; | |
9006 | { | |
9007 | GC gc; | |
9008 | ||
9009 | xassert (interrupt_input_blocked); | |
9010 | gc = XCreateGC (NULL, pixmap, 0, NULL); | |
9011 | XPutImage (NULL, pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
9012 | XFreeGC (NULL, gc); | |
9013 | } | |
9014 | ||
9015 | #endif | |
9016 | ||
9017 | \f | |
9018 | /*********************************************************************** | |
3cf3436e | 9019 | File Handling |
6fc2811b JR |
9020 | ***********************************************************************/ |
9021 | ||
9022 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9023 | static char *slurp_file P_ ((char *, int *)); |
9024 | ||
6fc2811b JR |
9025 | |
9026 | /* Find image file FILE. Look in data-directory, then | |
9027 | x-bitmap-file-path. Value is the full name of the file found, or | |
9028 | nil if not found. */ | |
9029 | ||
9030 | static Lisp_Object | |
9031 | x_find_image_file (file) | |
9032 | Lisp_Object file; | |
9033 | { | |
9034 | Lisp_Object file_found, search_path; | |
9035 | struct gcpro gcpro1, gcpro2; | |
9036 | int fd; | |
9037 | ||
9038 | file_found = Qnil; | |
9039 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9040 | GCPRO2 (file_found, search_path); | |
9041 | ||
9042 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 9043 | fd = openp (search_path, file, Qnil, &file_found, 0); |
6fc2811b | 9044 | |
939d6465 | 9045 | if (fd == -1) |
6fc2811b JR |
9046 | file_found = Qnil; |
9047 | else | |
9048 | close (fd); | |
9049 | ||
9050 | UNGCPRO; | |
9051 | return file_found; | |
9052 | } | |
9053 | ||
9054 | ||
3cf3436e JR |
9055 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9056 | with xmalloc holding FILE's contents. Value is null if an error | |
9057 | occurred. *SIZE is set to the size of the file. */ | |
9058 | ||
9059 | static char * | |
9060 | slurp_file (file, size) | |
9061 | char *file; | |
9062 | int *size; | |
9063 | { | |
9064 | FILE *fp = NULL; | |
9065 | char *buf = NULL; | |
9066 | struct stat st; | |
9067 | ||
9068 | if (stat (file, &st) == 0 | |
9069 | && (fp = fopen (file, "r")) != NULL | |
9070 | && (buf = (char *) xmalloc (st.st_size), | |
9071 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9072 | { | |
9073 | *size = st.st_size; | |
9074 | fclose (fp); | |
9075 | } | |
9076 | else | |
9077 | { | |
9078 | if (fp) | |
9079 | fclose (fp); | |
9080 | if (buf) | |
9081 | { | |
9082 | xfree (buf); | |
9083 | buf = NULL; | |
9084 | } | |
9085 | } | |
9086 | ||
9087 | return buf; | |
9088 | } | |
9089 | ||
9090 | ||
6fc2811b JR |
9091 | \f |
9092 | /*********************************************************************** | |
9093 | XBM images | |
9094 | ***********************************************************************/ | |
9095 | ||
9096 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
9097 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
9098 | Lisp_Object file)); | |
9099 | static int xbm_image_p P_ ((Lisp_Object object)); | |
9100 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
9101 | unsigned char **)); | |
9102 | ||
9103 | ||
9104 | /* Indices of image specification fields in xbm_format, below. */ | |
9105 | ||
9106 | enum xbm_keyword_index | |
9107 | { | |
9108 | XBM_TYPE, | |
9109 | XBM_FILE, | |
9110 | XBM_WIDTH, | |
9111 | XBM_HEIGHT, | |
9112 | XBM_DATA, | |
9113 | XBM_FOREGROUND, | |
9114 | XBM_BACKGROUND, | |
9115 | XBM_ASCENT, | |
9116 | XBM_MARGIN, | |
9117 | XBM_RELIEF, | |
9118 | XBM_ALGORITHM, | |
9119 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9120 | XBM_MASK, |
6fc2811b JR |
9121 | XBM_LAST |
9122 | }; | |
9123 | ||
9124 | /* Vector of image_keyword structures describing the format | |
9125 | of valid XBM image specifications. */ | |
9126 | ||
9127 | static struct image_keyword xbm_format[XBM_LAST] = | |
9128 | { | |
9129 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9130 | {":file", IMAGE_STRING_VALUE, 0}, | |
9131 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9132 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9133 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
3cf3436e JR |
9134 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9135 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
6fc2811b | 9136 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8edb0a6f | 9137 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9138 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9139 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b JR |
9140 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
9141 | }; | |
9142 | ||
9143 | /* Structure describing the image type XBM. */ | |
9144 | ||
9145 | static struct image_type xbm_type = | |
9146 | { | |
9147 | &Qxbm, | |
9148 | xbm_image_p, | |
9149 | xbm_load, | |
9150 | x_clear_image, | |
9151 | NULL | |
9152 | }; | |
9153 | ||
9154 | /* Tokens returned from xbm_scan. */ | |
9155 | ||
9156 | enum xbm_token | |
9157 | { | |
9158 | XBM_TK_IDENT = 256, | |
9159 | XBM_TK_NUMBER | |
9160 | }; | |
9161 | ||
9162 | ||
9163 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
9164 | A valid specification is a list starting with the symbol `image' | |
9165 | The rest of the list is a property list which must contain an | |
9166 | entry `:type xbm.. | |
9167 | ||
9168 | If the specification specifies a file to load, it must contain | |
9169 | an entry `:file FILENAME' where FILENAME is a string. | |
9170 | ||
9171 | If the specification is for a bitmap loaded from memory it must | |
9172 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9173 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9174 | ||
9175 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9176 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9177 | ||
9178 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9179 | ||
9180 | 3. a vector of strings or bool-vectors, one for each line of the | |
9181 | bitmap. | |
9182 | ||
9183 | Both the file and data forms may contain the additional entries | |
9184 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9185 | foreground and background of the frame on which the image is | |
9186 | displayed, is used. */ | |
9187 | ||
9188 | static int | |
9189 | xbm_image_p (object) | |
9190 | Lisp_Object object; | |
9191 | { | |
9192 | struct image_keyword kw[XBM_LAST]; | |
9193 | ||
9194 | bcopy (xbm_format, kw, sizeof kw); | |
9195 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9196 | return 0; | |
9197 | ||
9198 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9199 | ||
9200 | if (kw[XBM_FILE].count) | |
9201 | { | |
9202 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9203 | return 0; | |
9204 | } | |
9205 | else | |
9206 | { | |
9207 | Lisp_Object data; | |
9208 | int width, height; | |
9209 | ||
9210 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9211 | if (!kw[XBM_WIDTH].count | |
9212 | || !kw[XBM_HEIGHT].count | |
9213 | || !kw[XBM_DATA].count) | |
9214 | return 0; | |
9215 | ||
9216 | data = kw[XBM_DATA].value; | |
9217 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9218 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
9219 | ||
9220 | /* Check type of data, and width and height against contents of | |
9221 | data. */ | |
9222 | if (VECTORP (data)) | |
9223 | { | |
9224 | int i; | |
9225 | ||
9226 | /* Number of elements of the vector must be >= height. */ | |
9227 | if (XVECTOR (data)->size < height) | |
9228 | return 0; | |
9229 | ||
9230 | /* Each string or bool-vector in data must be large enough | |
9231 | for one line of the image. */ | |
9232 | for (i = 0; i < height; ++i) | |
9233 | { | |
9234 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9235 | ||
9236 | if (STRINGP (elt)) | |
9237 | { | |
9238 | if (XSTRING (elt)->size | |
9239 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
9240 | return 0; | |
9241 | } | |
9242 | else if (BOOL_VECTOR_P (elt)) | |
9243 | { | |
9244 | if (XBOOL_VECTOR (elt)->size < width) | |
9245 | return 0; | |
9246 | } | |
9247 | else | |
9248 | return 0; | |
9249 | } | |
9250 | } | |
9251 | else if (STRINGP (data)) | |
9252 | { | |
9253 | if (XSTRING (data)->size | |
9254 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
9255 | return 0; | |
9256 | } | |
9257 | else if (BOOL_VECTOR_P (data)) | |
9258 | { | |
9259 | if (XBOOL_VECTOR (data)->size < width * height) | |
9260 | return 0; | |
9261 | } | |
9262 | else | |
9263 | return 0; | |
9264 | } | |
9265 | ||
9266 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
9267 | if (kw[XBM_ASCENT].count | |
9268 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
9269 | return 0; | |
9270 | ||
9271 | return 1; | |
9272 | } | |
9273 | ||
9274 | ||
9275 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9276 | either an enumerator from enum xbm_token, or a character for a | |
9277 | single-character token, or 0 at end of file. If scanning an | |
9278 | identifier, store the lexeme of the identifier in SVAL. If | |
9279 | scanning a number, store its value in *IVAL. */ | |
9280 | ||
9281 | static int | |
3cf3436e JR |
9282 | xbm_scan (s, end, sval, ival) |
9283 | char **s, *end; | |
6fc2811b JR |
9284 | char *sval; |
9285 | int *ival; | |
9286 | { | |
9287 | int c; | |
3cf3436e JR |
9288 | |
9289 | loop: | |
9290 | ||
6fc2811b | 9291 | /* Skip white space. */ |
3cf3436e | 9292 | while (*s < end &&(c = *(*s)++, isspace (c))) |
6fc2811b JR |
9293 | ; |
9294 | ||
3cf3436e | 9295 | if (*s >= end) |
6fc2811b JR |
9296 | c = 0; |
9297 | else if (isdigit (c)) | |
9298 | { | |
9299 | int value = 0, digit; | |
9300 | ||
3cf3436e | 9301 | if (c == '0' && *s < end) |
6fc2811b | 9302 | { |
3cf3436e | 9303 | c = *(*s)++; |
6fc2811b JR |
9304 | if (c == 'x' || c == 'X') |
9305 | { | |
3cf3436e | 9306 | while (*s < end) |
6fc2811b | 9307 | { |
3cf3436e | 9308 | c = *(*s)++; |
6fc2811b JR |
9309 | if (isdigit (c)) |
9310 | digit = c - '0'; | |
9311 | else if (c >= 'a' && c <= 'f') | |
9312 | digit = c - 'a' + 10; | |
9313 | else if (c >= 'A' && c <= 'F') | |
9314 | digit = c - 'A' + 10; | |
9315 | else | |
9316 | break; | |
9317 | value = 16 * value + digit; | |
9318 | } | |
9319 | } | |
9320 | else if (isdigit (c)) | |
9321 | { | |
9322 | value = c - '0'; | |
3cf3436e JR |
9323 | while (*s < end |
9324 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9325 | value = 8 * value + c - '0'; |
9326 | } | |
9327 | } | |
9328 | else | |
9329 | { | |
9330 | value = c - '0'; | |
3cf3436e JR |
9331 | while (*s < end |
9332 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9333 | value = 10 * value + c - '0'; |
9334 | } | |
9335 | ||
3cf3436e JR |
9336 | if (*s < end) |
9337 | *s = *s - 1; | |
6fc2811b JR |
9338 | *ival = value; |
9339 | c = XBM_TK_NUMBER; | |
9340 | } | |
9341 | else if (isalpha (c) || c == '_') | |
9342 | { | |
9343 | *sval++ = c; | |
3cf3436e JR |
9344 | while (*s < end |
9345 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9346 | *sval++ = c; |
9347 | *sval = 0; | |
3cf3436e JR |
9348 | if (*s < end) |
9349 | *s = *s - 1; | |
6fc2811b JR |
9350 | c = XBM_TK_IDENT; |
9351 | } | |
3cf3436e JR |
9352 | else if (c == '/' && **s == '*') |
9353 | { | |
9354 | /* C-style comment. */ | |
9355 | ++*s; | |
9356 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9357 | ++*s; | |
9358 | if (**s) | |
9359 | { | |
9360 | *s += 2; | |
9361 | goto loop; | |
9362 | } | |
9363 | } | |
6fc2811b JR |
9364 | |
9365 | return c; | |
9366 | } | |
9367 | ||
9368 | ||
9369 | /* Replacement for XReadBitmapFileData which isn't available under old | |
3cf3436e JR |
9370 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9371 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9372 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9373 | Value is non-zero if successful. DATA null means just test if | |
9374 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9375 | |
9376 | static int | |
3cf3436e JR |
9377 | xbm_read_bitmap_data (contents, end, width, height, data) |
9378 | char *contents, *end; | |
6fc2811b JR |
9379 | int *width, *height; |
9380 | unsigned char **data; | |
9381 | { | |
3cf3436e | 9382 | char *s = contents; |
6fc2811b JR |
9383 | char buffer[BUFSIZ]; |
9384 | int padding_p = 0; | |
9385 | int v10 = 0; | |
9386 | int bytes_per_line, i, nbytes; | |
9387 | unsigned char *p; | |
9388 | int value; | |
9389 | int LA1; | |
9390 | ||
9391 | #define match() \ | |
3cf3436e | 9392 | LA1 = xbm_scan (contents, end, buffer, &value) |
6fc2811b JR |
9393 | |
9394 | #define expect(TOKEN) \ | |
9395 | if (LA1 != (TOKEN)) \ | |
9396 | goto failure; \ | |
9397 | else \ | |
9398 | match () | |
9399 | ||
9400 | #define expect_ident(IDENT) \ | |
9401 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9402 | match (); \ | |
9403 | else \ | |
9404 | goto failure | |
9405 | ||
6fc2811b | 9406 | *width = *height = -1; |
3cf3436e JR |
9407 | if (data) |
9408 | *data = NULL; | |
9409 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9410 | |
9411 | /* Parse defines for width, height and hot-spots. */ | |
9412 | while (LA1 == '#') | |
9413 | { | |
9414 | match (); | |
9415 | expect_ident ("define"); | |
9416 | expect (XBM_TK_IDENT); | |
9417 | ||
9418 | if (LA1 == XBM_TK_NUMBER); | |
9419 | { | |
9420 | char *p = strrchr (buffer, '_'); | |
9421 | p = p ? p + 1 : buffer; | |
9422 | if (strcmp (p, "width") == 0) | |
9423 | *width = value; | |
9424 | else if (strcmp (p, "height") == 0) | |
9425 | *height = value; | |
9426 | } | |
9427 | expect (XBM_TK_NUMBER); | |
9428 | } | |
9429 | ||
9430 | if (*width < 0 || *height < 0) | |
9431 | goto failure; | |
3cf3436e JR |
9432 | else if (data == NULL) |
9433 | goto success; | |
6fc2811b JR |
9434 | |
9435 | /* Parse bits. Must start with `static'. */ | |
9436 | expect_ident ("static"); | |
9437 | if (LA1 == XBM_TK_IDENT) | |
9438 | { | |
9439 | if (strcmp (buffer, "unsigned") == 0) | |
9440 | { | |
9441 | match (); | |
9442 | expect_ident ("char"); | |
9443 | } | |
9444 | else if (strcmp (buffer, "short") == 0) | |
9445 | { | |
9446 | match (); | |
9447 | v10 = 1; | |
9448 | if (*width % 16 && *width % 16 < 9) | |
9449 | padding_p = 1; | |
9450 | } | |
9451 | else if (strcmp (buffer, "char") == 0) | |
9452 | match (); | |
9453 | else | |
9454 | goto failure; | |
9455 | } | |
9456 | else | |
9457 | goto failure; | |
9458 | ||
9459 | expect (XBM_TK_IDENT); | |
9460 | expect ('['); | |
9461 | expect (']'); | |
9462 | expect ('='); | |
9463 | expect ('{'); | |
9464 | ||
9465 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
9466 | nbytes = bytes_per_line * *height; | |
9467 | p = *data = (char *) xmalloc (nbytes); | |
9468 | ||
9469 | if (v10) | |
9470 | { | |
9471 | ||
9472 | for (i = 0; i < nbytes; i += 2) | |
9473 | { | |
9474 | int val = value; | |
9475 | expect (XBM_TK_NUMBER); | |
9476 | ||
9477 | *p++ = val; | |
9478 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
9479 | *p++ = value >> 8; | |
9480 | ||
9481 | if (LA1 == ',' || LA1 == '}') | |
9482 | match (); | |
9483 | else | |
9484 | goto failure; | |
9485 | } | |
9486 | } | |
9487 | else | |
9488 | { | |
9489 | for (i = 0; i < nbytes; ++i) | |
9490 | { | |
9491 | int val = value; | |
9492 | expect (XBM_TK_NUMBER); | |
9493 | ||
9494 | *p++ = val; | |
9495 | ||
9496 | if (LA1 == ',' || LA1 == '}') | |
9497 | match (); | |
9498 | else | |
9499 | goto failure; | |
9500 | } | |
9501 | } | |
9502 | ||
3cf3436e | 9503 | success: |
6fc2811b JR |
9504 | return 1; |
9505 | ||
9506 | failure: | |
3cf3436e JR |
9507 | |
9508 | if (data && *data) | |
6fc2811b JR |
9509 | { |
9510 | xfree (*data); | |
9511 | *data = NULL; | |
9512 | } | |
9513 | return 0; | |
9514 | ||
9515 | #undef match | |
9516 | #undef expect | |
9517 | #undef expect_ident | |
9518 | } | |
9519 | ||
9520 | ||
3cf3436e JR |
9521 | /* Load XBM image IMG which will be displayed on frame F from buffer |
9522 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
9523 | successful. */ | |
6fc2811b JR |
9524 | |
9525 | static int | |
3cf3436e | 9526 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
9527 | struct frame *f; |
9528 | struct image *img; | |
3cf3436e | 9529 | char *contents, *end; |
6fc2811b JR |
9530 | { |
9531 | int rc; | |
9532 | unsigned char *data; | |
9533 | int success_p = 0; | |
6fc2811b | 9534 | |
3cf3436e | 9535 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
9536 | if (rc) |
9537 | { | |
9538 | int depth = one_w32_display_info.n_cbits; | |
9539 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9540 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9541 | Lisp_Object value; | |
9542 | ||
9543 | xassert (img->width > 0 && img->height > 0); | |
9544 | ||
9545 | /* Get foreground and background colors, maybe allocate colors. */ | |
9546 | value = image_spec_value (img->spec, QCforeground, NULL); | |
9547 | if (!NILP (value)) | |
9548 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6fc2811b JR |
9549 | value = image_spec_value (img->spec, QCbackground, NULL); |
9550 | if (!NILP (value)) | |
a05e2bae JR |
9551 | { |
9552 | background = x_alloc_image_color (f, img, value, background); | |
9553 | img->background = background; | |
9554 | img->background_valid = 1; | |
9555 | } | |
9556 | ||
767b1ff0 | 9557 | #if 0 /* TODO : Port image display to W32 */ |
6fc2811b JR |
9558 | img->pixmap |
9559 | = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), | |
9560 | FRAME_W32_WINDOW (f), | |
9561 | data, | |
9562 | img->width, img->height, | |
9563 | foreground, background, | |
9564 | depth); | |
a05e2bae | 9565 | #endif |
6fc2811b JR |
9566 | xfree (data); |
9567 | ||
9568 | if (img->pixmap == 0) | |
9569 | { | |
9570 | x_clear_image (f, img); | |
3cf3436e | 9571 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
9572 | } |
9573 | else | |
9574 | success_p = 1; | |
6fc2811b JR |
9575 | } |
9576 | else | |
9577 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9578 | ||
6fc2811b JR |
9579 | return success_p; |
9580 | } | |
9581 | ||
9582 | ||
3cf3436e JR |
9583 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
9584 | ||
9585 | static int | |
9586 | xbm_file_p (data) | |
9587 | Lisp_Object data; | |
9588 | { | |
9589 | int w, h; | |
9590 | return (STRINGP (data) | |
9591 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
9592 | (XSTRING (data)->data | |
9593 | + STRING_BYTES (XSTRING (data))), | |
9594 | &w, &h, NULL)); | |
9595 | } | |
9596 | ||
9597 | ||
6fc2811b JR |
9598 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
9599 | non-zero if successful. */ | |
9600 | ||
9601 | static int | |
9602 | xbm_load (f, img) | |
9603 | struct frame *f; | |
9604 | struct image *img; | |
9605 | { | |
9606 | int success_p = 0; | |
9607 | Lisp_Object file_name; | |
9608 | ||
9609 | xassert (xbm_image_p (img->spec)); | |
9610 | ||
9611 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
9612 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
9613 | if (STRINGP (file_name)) | |
3cf3436e JR |
9614 | { |
9615 | Lisp_Object file; | |
9616 | char *contents; | |
9617 | int size; | |
9618 | struct gcpro gcpro1; | |
9619 | ||
9620 | file = x_find_image_file (file_name); | |
9621 | GCPRO1 (file); | |
9622 | if (!STRINGP (file)) | |
9623 | { | |
9624 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
9625 | UNGCPRO; | |
9626 | return 0; | |
9627 | } | |
9628 | ||
9629 | contents = slurp_file (XSTRING (file)->data, &size); | |
9630 | if (contents == NULL) | |
9631 | { | |
9632 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9633 | UNGCPRO; | |
9634 | return 0; | |
9635 | } | |
9636 | ||
9637 | success_p = xbm_load_image (f, img, contents, contents + size); | |
9638 | UNGCPRO; | |
9639 | } | |
6fc2811b JR |
9640 | else |
9641 | { | |
9642 | struct image_keyword fmt[XBM_LAST]; | |
9643 | Lisp_Object data; | |
9644 | int depth; | |
9645 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9646 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9647 | char *bits; | |
9648 | int parsed_p; | |
3cf3436e JR |
9649 | int in_memory_file_p = 0; |
9650 | ||
9651 | /* See if data looks like an in-memory XBM file. */ | |
9652 | data = image_spec_value (img->spec, QCdata, NULL); | |
9653 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b JR |
9654 | |
9655 | /* Parse the list specification. */ | |
9656 | bcopy (xbm_format, fmt, sizeof fmt); | |
9657 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
9658 | xassert (parsed_p); | |
9659 | ||
9660 | /* Get specified width, and height. */ | |
3cf3436e JR |
9661 | if (!in_memory_file_p) |
9662 | { | |
9663 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
9664 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
9665 | xassert (img->width > 0 && img->height > 0); | |
9666 | } | |
6fc2811b | 9667 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
9668 | if (fmt[XBM_FOREGROUND].count |
9669 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
6fc2811b JR |
9670 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
9671 | foreground); | |
3cf3436e JR |
9672 | if (fmt[XBM_BACKGROUND].count |
9673 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
6fc2811b JR |
9674 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
9675 | background); | |
9676 | ||
3cf3436e JR |
9677 | if (in_memory_file_p) |
9678 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
9679 | (XSTRING (data)->data | |
9680 | + STRING_BYTES (XSTRING (data)))); | |
9681 | else | |
6fc2811b | 9682 | { |
3cf3436e JR |
9683 | if (VECTORP (data)) |
9684 | { | |
9685 | int i; | |
9686 | char *p; | |
9687 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
6fc2811b | 9688 | |
3cf3436e JR |
9689 | p = bits = (char *) alloca (nbytes * img->height); |
9690 | for (i = 0; i < img->height; ++i, p += nbytes) | |
9691 | { | |
9692 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
9693 | if (STRINGP (line)) | |
9694 | bcopy (XSTRING (line)->data, p, nbytes); | |
9695 | else | |
9696 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
9697 | } | |
9698 | } | |
9699 | else if (STRINGP (data)) | |
9700 | bits = XSTRING (data)->data; | |
9701 | else | |
9702 | bits = XBOOL_VECTOR (data)->data; | |
9703 | #ifdef TODO /* image support. */ | |
9704 | /* Create the pixmap. */ | |
a05e2bae | 9705 | depth = one_w32_display_info.n_cbits; |
3cf3436e JR |
9706 | img->pixmap |
9707 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
9708 | FRAME_X_WINDOW (f), | |
9709 | bits, | |
9710 | img->width, img->height, | |
9711 | foreground, background, | |
9712 | depth); | |
9713 | #endif | |
9714 | if (img->pixmap) | |
9715 | success_p = 1; | |
9716 | else | |
6fc2811b | 9717 | { |
3cf3436e JR |
9718 | image_error ("Unable to create pixmap for XBM image `%s'", |
9719 | img->spec, Qnil); | |
9720 | x_clear_image (f, img); | |
6fc2811b JR |
9721 | } |
9722 | } | |
6fc2811b JR |
9723 | } |
9724 | ||
9725 | return success_p; | |
9726 | } | |
9727 | ||
9728 | ||
9729 | \f | |
9730 | /*********************************************************************** | |
9731 | XPM images | |
9732 | ***********************************************************************/ | |
9733 | ||
9734 | #if HAVE_XPM | |
9735 | ||
9736 | static int xpm_image_p P_ ((Lisp_Object object)); | |
9737 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
9738 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
9739 | ||
9740 | #include "X11/xpm.h" | |
9741 | ||
9742 | /* The symbol `xpm' identifying XPM-format images. */ | |
9743 | ||
9744 | Lisp_Object Qxpm; | |
9745 | ||
9746 | /* Indices of image specification fields in xpm_format, below. */ | |
9747 | ||
9748 | enum xpm_keyword_index | |
9749 | { | |
9750 | XPM_TYPE, | |
9751 | XPM_FILE, | |
9752 | XPM_DATA, | |
9753 | XPM_ASCENT, | |
9754 | XPM_MARGIN, | |
9755 | XPM_RELIEF, | |
9756 | XPM_ALGORITHM, | |
9757 | XPM_HEURISTIC_MASK, | |
a05e2bae | 9758 | XPM_MASK, |
6fc2811b | 9759 | XPM_COLOR_SYMBOLS, |
a05e2bae | 9760 | XPM_BACKGROUND, |
6fc2811b JR |
9761 | XPM_LAST |
9762 | }; | |
9763 | ||
9764 | /* Vector of image_keyword structures describing the format | |
9765 | of valid XPM image specifications. */ | |
9766 | ||
9767 | static struct image_keyword xpm_format[XPM_LAST] = | |
9768 | { | |
9769 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9770 | {":file", IMAGE_STRING_VALUE, 0}, | |
9771 | {":data", IMAGE_STRING_VALUE, 0}, | |
9772 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 9773 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9774 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9775 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 9776 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
9777 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9778 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9779 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
9780 | }; |
9781 | ||
9782 | /* Structure describing the image type XBM. */ | |
9783 | ||
9784 | static struct image_type xpm_type = | |
9785 | { | |
9786 | &Qxpm, | |
9787 | xpm_image_p, | |
9788 | xpm_load, | |
9789 | x_clear_image, | |
9790 | NULL | |
9791 | }; | |
9792 | ||
9793 | ||
9794 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
9795 | for XPM images. Such a list must consist of conses whose car and | |
9796 | cdr are strings. */ | |
9797 | ||
9798 | static int | |
9799 | xpm_valid_color_symbols_p (color_symbols) | |
9800 | Lisp_Object color_symbols; | |
9801 | { | |
9802 | while (CONSP (color_symbols)) | |
9803 | { | |
9804 | Lisp_Object sym = XCAR (color_symbols); | |
9805 | if (!CONSP (sym) | |
9806 | || !STRINGP (XCAR (sym)) | |
9807 | || !STRINGP (XCDR (sym))) | |
9808 | break; | |
9809 | color_symbols = XCDR (color_symbols); | |
9810 | } | |
9811 | ||
9812 | return NILP (color_symbols); | |
9813 | } | |
9814 | ||
9815 | ||
9816 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
9817 | ||
9818 | static int | |
9819 | xpm_image_p (object) | |
9820 | Lisp_Object object; | |
9821 | { | |
9822 | struct image_keyword fmt[XPM_LAST]; | |
9823 | bcopy (xpm_format, fmt, sizeof fmt); | |
9824 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
9825 | /* Either `:file' or `:data' must be present. */ | |
9826 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
9827 | /* Either no `:color-symbols' or it's a list of conses | |
9828 | whose car and cdr are strings. */ | |
9829 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
9830 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
9831 | && (fmt[XPM_ASCENT].count == 0 | |
9832 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
9833 | } | |
9834 | ||
9835 | ||
9836 | /* Load image IMG which will be displayed on frame F. Value is | |
9837 | non-zero if successful. */ | |
9838 | ||
9839 | static int | |
9840 | xpm_load (f, img) | |
9841 | struct frame *f; | |
9842 | struct image *img; | |
9843 | { | |
9844 | int rc, i; | |
9845 | XpmAttributes attrs; | |
9846 | Lisp_Object specified_file, color_symbols; | |
9847 | ||
9848 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
9849 | close colors. Return colors allocated. */ | |
9850 | bzero (&attrs, sizeof attrs); | |
dfff8a69 JR |
9851 | attrs.visual = FRAME_X_VISUAL (f); |
9852 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 9853 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 9854 | attrs.valuemask |= XpmColormap; |
6fc2811b | 9855 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 9856 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
9857 | attrs.alloc_close_colors = 1; |
9858 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
9859 | #else |
9860 | attrs.closeness = 600; | |
9861 | attrs.valuemask |= XpmCloseness; | |
9862 | #endif | |
6fc2811b JR |
9863 | |
9864 | /* If image specification contains symbolic color definitions, add | |
9865 | these to `attrs'. */ | |
9866 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
9867 | if (CONSP (color_symbols)) | |
9868 | { | |
9869 | Lisp_Object tail; | |
9870 | XpmColorSymbol *xpm_syms; | |
9871 | int i, size; | |
9872 | ||
9873 | attrs.valuemask |= XpmColorSymbols; | |
9874 | ||
9875 | /* Count number of symbols. */ | |
9876 | attrs.numsymbols = 0; | |
9877 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
9878 | ++attrs.numsymbols; | |
9879 | ||
9880 | /* Allocate an XpmColorSymbol array. */ | |
9881 | size = attrs.numsymbols * sizeof *xpm_syms; | |
9882 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
9883 | bzero (xpm_syms, size); | |
9884 | attrs.colorsymbols = xpm_syms; | |
9885 | ||
9886 | /* Fill the color symbol array. */ | |
9887 | for (tail = color_symbols, i = 0; | |
9888 | CONSP (tail); | |
9889 | ++i, tail = XCDR (tail)) | |
9890 | { | |
9891 | Lisp_Object name = XCAR (XCAR (tail)); | |
9892 | Lisp_Object color = XCDR (XCAR (tail)); | |
9893 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
9894 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
9895 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
9896 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
9897 | } | |
9898 | } | |
9899 | ||
9900 | /* Create a pixmap for the image, either from a file, or from a | |
9901 | string buffer containing data in the same format as an XPM file. */ | |
9902 | BLOCK_INPUT; | |
9903 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
9904 | if (STRINGP (specified_file)) | |
9905 | { | |
9906 | Lisp_Object file = x_find_image_file (specified_file); | |
9907 | if (!STRINGP (file)) | |
9908 | { | |
9909 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
9910 | UNBLOCK_INPUT; | |
9911 | return 0; | |
9912 | } | |
9913 | ||
9914 | rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), | |
9915 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
9916 | &attrs); | |
9917 | } | |
9918 | else | |
9919 | { | |
9920 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
9921 | rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), | |
9922 | XSTRING (buffer)->data, | |
9923 | &img->pixmap, &img->mask, | |
9924 | &attrs); | |
9925 | } | |
9926 | UNBLOCK_INPUT; | |
9927 | ||
9928 | if (rc == XpmSuccess) | |
9929 | { | |
9930 | /* Remember allocated colors. */ | |
9931 | img->ncolors = attrs.nalloc_pixels; | |
9932 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
9933 | * sizeof *img->colors); | |
9934 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
9935 | img->colors[i] = attrs.alloc_pixels[i]; | |
9936 | ||
9937 | img->width = attrs.width; | |
9938 | img->height = attrs.height; | |
9939 | xassert (img->width > 0 && img->height > 0); | |
9940 | ||
9941 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
9942 | BLOCK_INPUT; | |
9943 | XpmFreeAttributes (&attrs); | |
9944 | UNBLOCK_INPUT; | |
9945 | } | |
9946 | else | |
9947 | { | |
9948 | switch (rc) | |
9949 | { | |
9950 | case XpmOpenFailed: | |
9951 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
9952 | break; | |
9953 | ||
9954 | case XpmFileInvalid: | |
9955 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
9956 | break; | |
9957 | ||
9958 | case XpmNoMemory: | |
9959 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
9960 | break; | |
9961 | ||
9962 | case XpmColorFailed: | |
9963 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
9964 | break; | |
9965 | ||
9966 | default: | |
9967 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
9968 | break; | |
9969 | } | |
9970 | } | |
9971 | ||
9972 | return rc == XpmSuccess; | |
9973 | } | |
9974 | ||
9975 | #endif /* HAVE_XPM != 0 */ | |
9976 | ||
9977 | \f | |
767b1ff0 | 9978 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
9979 | /*********************************************************************** |
9980 | Color table | |
9981 | ***********************************************************************/ | |
9982 | ||
9983 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
9984 | ||
9985 | struct ct_color | |
9986 | { | |
9987 | int r, g, b; | |
9988 | unsigned long pixel; | |
9989 | ||
9990 | /* Next in color table collision list. */ | |
9991 | struct ct_color *next; | |
9992 | }; | |
9993 | ||
9994 | /* The bucket vector size to use. Must be prime. */ | |
9995 | ||
9996 | #define CT_SIZE 101 | |
9997 | ||
9998 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
9999 | ||
10000 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10001 | ||
10002 | /* The color hash table. */ | |
10003 | ||
10004 | struct ct_color **ct_table; | |
10005 | ||
10006 | /* Number of entries in the color table. */ | |
10007 | ||
10008 | int ct_colors_allocated; | |
10009 | ||
10010 | /* Function prototypes. */ | |
10011 | ||
10012 | static void init_color_table P_ ((void)); | |
10013 | static void free_color_table P_ ((void)); | |
10014 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10015 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10016 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10017 | ||
10018 | ||
10019 | /* Initialize the color table. */ | |
10020 | ||
10021 | static void | |
10022 | init_color_table () | |
10023 | { | |
10024 | int size = CT_SIZE * sizeof (*ct_table); | |
10025 | ct_table = (struct ct_color **) xmalloc (size); | |
10026 | bzero (ct_table, size); | |
10027 | ct_colors_allocated = 0; | |
10028 | } | |
10029 | ||
10030 | ||
10031 | /* Free memory associated with the color table. */ | |
10032 | ||
10033 | static void | |
10034 | free_color_table () | |
10035 | { | |
10036 | int i; | |
10037 | struct ct_color *p, *next; | |
10038 | ||
10039 | for (i = 0; i < CT_SIZE; ++i) | |
10040 | for (p = ct_table[i]; p; p = next) | |
10041 | { | |
10042 | next = p->next; | |
10043 | xfree (p); | |
10044 | } | |
10045 | ||
10046 | xfree (ct_table); | |
10047 | ct_table = NULL; | |
10048 | } | |
10049 | ||
10050 | ||
10051 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10052 | entry for that color already is in the color table, return the | |
10053 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10054 | G, B, and make an entry in the color table. */ | |
10055 | ||
10056 | static unsigned long | |
10057 | lookup_rgb_color (f, r, g, b) | |
10058 | struct frame *f; | |
10059 | int r, g, b; | |
10060 | { | |
10061 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10062 | int i = hash % CT_SIZE; | |
10063 | struct ct_color *p; | |
10064 | ||
10065 | for (p = ct_table[i]; p; p = p->next) | |
10066 | if (p->r == r && p->g == g && p->b == b) | |
10067 | break; | |
10068 | ||
10069 | if (p == NULL) | |
10070 | { | |
10071 | COLORREF color; | |
10072 | Colormap cmap; | |
10073 | int rc; | |
10074 | ||
10075 | color = PALETTERGB (r, g, b); | |
10076 | ||
10077 | ++ct_colors_allocated; | |
10078 | ||
10079 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10080 | p->r = r; | |
10081 | p->g = g; | |
10082 | p->b = b; | |
10083 | p->pixel = color; | |
10084 | p->next = ct_table[i]; | |
10085 | ct_table[i] = p; | |
10086 | } | |
10087 | ||
10088 | return p->pixel; | |
10089 | } | |
10090 | ||
10091 | ||
10092 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10093 | table. If not already present, allocate it. Value is PIXEL. */ | |
10094 | ||
10095 | static unsigned long | |
10096 | lookup_pixel_color (f, pixel) | |
10097 | struct frame *f; | |
10098 | unsigned long pixel; | |
10099 | { | |
10100 | int i = pixel % CT_SIZE; | |
10101 | struct ct_color *p; | |
10102 | ||
10103 | for (p = ct_table[i]; p; p = p->next) | |
10104 | if (p->pixel == pixel) | |
10105 | break; | |
10106 | ||
10107 | if (p == NULL) | |
10108 | { | |
10109 | XColor color; | |
10110 | Colormap cmap; | |
10111 | int rc; | |
10112 | ||
10113 | BLOCK_INPUT; | |
10114 | ||
10115 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
10116 | color.pixel = pixel; | |
10117 | XQueryColor (NULL, cmap, &color); | |
10118 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10119 | UNBLOCK_INPUT; | |
10120 | ||
10121 | if (rc) | |
10122 | { | |
10123 | ++ct_colors_allocated; | |
10124 | ||
10125 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10126 | p->r = color.red; | |
10127 | p->g = color.green; | |
10128 | p->b = color.blue; | |
10129 | p->pixel = pixel; | |
10130 | p->next = ct_table[i]; | |
10131 | ct_table[i] = p; | |
10132 | } | |
10133 | else | |
10134 | return FRAME_FOREGROUND_PIXEL (f); | |
10135 | } | |
10136 | return p->pixel; | |
10137 | } | |
10138 | ||
10139 | ||
10140 | /* Value is a vector of all pixel colors contained in the color table, | |
10141 | allocated via xmalloc. Set *N to the number of colors. */ | |
10142 | ||
10143 | static unsigned long * | |
10144 | colors_in_color_table (n) | |
10145 | int *n; | |
10146 | { | |
10147 | int i, j; | |
10148 | struct ct_color *p; | |
10149 | unsigned long *colors; | |
10150 | ||
10151 | if (ct_colors_allocated == 0) | |
10152 | { | |
10153 | *n = 0; | |
10154 | colors = NULL; | |
10155 | } | |
10156 | else | |
10157 | { | |
10158 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10159 | * sizeof *colors); | |
10160 | *n = ct_colors_allocated; | |
10161 | ||
10162 | for (i = j = 0; i < CT_SIZE; ++i) | |
10163 | for (p = ct_table[i]; p; p = p->next) | |
10164 | colors[j++] = p->pixel; | |
10165 | } | |
10166 | ||
10167 | return colors; | |
10168 | } | |
10169 | ||
767b1ff0 | 10170 | #endif /* TODO */ |
6fc2811b JR |
10171 | |
10172 | \f | |
10173 | /*********************************************************************** | |
10174 | Algorithms | |
10175 | ***********************************************************************/ | |
3cf3436e JR |
10176 | #if 0 /* TODO: image support. */ |
10177 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); | |
10178 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10179 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
10180 | ||
10181 | /* Non-zero means draw a cross on images having `:conversion | |
10182 | disabled'. */ | |
6fc2811b | 10183 | |
3cf3436e | 10184 | int cross_disabled_images; |
6fc2811b | 10185 | |
3cf3436e JR |
10186 | /* Edge detection matrices for different edge-detection |
10187 | strategies. */ | |
6fc2811b | 10188 | |
3cf3436e JR |
10189 | static int emboss_matrix[9] = { |
10190 | /* x - 1 x x + 1 */ | |
10191 | 2, -1, 0, /* y - 1 */ | |
10192 | -1, 0, 1, /* y */ | |
10193 | 0, 1, -2 /* y + 1 */ | |
10194 | }; | |
10195 | ||
10196 | static int laplace_matrix[9] = { | |
10197 | /* x - 1 x x + 1 */ | |
10198 | 1, 0, 0, /* y - 1 */ | |
10199 | 0, 0, 0, /* y */ | |
10200 | 0, 0, -1 /* y + 1 */ | |
10201 | }; | |
10202 | ||
10203 | /* Value is the intensity of the color whose red/green/blue values | |
10204 | are R, G, and B. */ | |
10205 | ||
10206 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10207 | ||
10208 | ||
10209 | /* On frame F, return an array of XColor structures describing image | |
10210 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10211 | non-zero means also fill the red/green/blue members of the XColor | |
10212 | structures. Value is a pointer to the array of XColors structures, | |
10213 | allocated with xmalloc; it must be freed by the caller. */ | |
10214 | ||
10215 | static XColor * | |
10216 | x_to_xcolors (f, img, rgb_p) | |
10217 | struct frame *f; | |
10218 | struct image *img; | |
10219 | int rgb_p; | |
10220 | { | |
10221 | int x, y; | |
10222 | XColor *colors, *p; | |
10223 | XImage *ximg; | |
10224 | ||
10225 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
10226 | ||
10227 | /* Get the X image IMG->pixmap. */ | |
10228 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10229 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10230 | ||
10231 | /* Fill the `pixel' members of the XColor array. I wished there | |
10232 | were an easy and portable way to circumvent XGetPixel. */ | |
10233 | p = colors; | |
10234 | for (y = 0; y < img->height; ++y) | |
10235 | { | |
10236 | XColor *row = p; | |
10237 | ||
10238 | for (x = 0; x < img->width; ++x, ++p) | |
10239 | p->pixel = XGetPixel (ximg, x, y); | |
10240 | ||
10241 | if (rgb_p) | |
10242 | x_query_colors (f, row, img->width); | |
10243 | } | |
10244 | ||
10245 | XDestroyImage (ximg); | |
10246 | return colors; | |
10247 | } | |
10248 | ||
10249 | ||
10250 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose | |
10251 | RGB members are set. F is the frame on which this all happens. | |
10252 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10253 | |
10254 | static void | |
3cf3436e | 10255 | x_from_xcolors (f, img, colors) |
6fc2811b | 10256 | struct frame *f; |
3cf3436e | 10257 | struct image *img; |
6fc2811b | 10258 | XColor *colors; |
6fc2811b | 10259 | { |
3cf3436e JR |
10260 | int x, y; |
10261 | XImage *oimg; | |
10262 | Pixmap pixmap; | |
10263 | XColor *p; | |
10264 | ||
10265 | init_color_table (); | |
10266 | ||
10267 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, | |
10268 | &oimg, &pixmap); | |
10269 | p = colors; | |
10270 | for (y = 0; y < img->height; ++y) | |
10271 | for (x = 0; x < img->width; ++x, ++p) | |
10272 | { | |
10273 | unsigned long pixel; | |
10274 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
10275 | XPutPixel (oimg, x, y, pixel); | |
10276 | } | |
6fc2811b | 10277 | |
3cf3436e JR |
10278 | xfree (colors); |
10279 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10280 | |
3cf3436e JR |
10281 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10282 | x_destroy_x_image (oimg); | |
10283 | img->pixmap = pixmap; | |
10284 | img->colors = colors_in_color_table (&img->ncolors); | |
10285 | free_color_table (); | |
6fc2811b JR |
10286 | } |
10287 | ||
10288 | ||
3cf3436e JR |
10289 | /* On frame F, perform edge-detection on image IMG. |
10290 | ||
10291 | MATRIX is a nine-element array specifying the transformation | |
10292 | matrix. See emboss_matrix for an example. | |
10293 | ||
10294 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
10295 | outgoing image. */ | |
6fc2811b JR |
10296 | |
10297 | static void | |
3cf3436e | 10298 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10299 | struct frame *f; |
3cf3436e JR |
10300 | struct image *img; |
10301 | int matrix[9], color_adjust; | |
6fc2811b | 10302 | { |
3cf3436e JR |
10303 | XColor *colors = x_to_xcolors (f, img, 1); |
10304 | XColor *new, *p; | |
10305 | int x, y, i, sum; | |
10306 | ||
10307 | for (i = sum = 0; i < 9; ++i) | |
10308 | sum += abs (matrix[i]); | |
10309 | ||
10310 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
10311 | ||
10312 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
10313 | ||
10314 | for (y = 0; y < img->height; ++y) | |
10315 | { | |
10316 | p = COLOR (new, 0, y); | |
10317 | p->red = p->green = p->blue = 0xffff/2; | |
10318 | p = COLOR (new, img->width - 1, y); | |
10319 | p->red = p->green = p->blue = 0xffff/2; | |
10320 | } | |
6fc2811b | 10321 | |
3cf3436e JR |
10322 | for (x = 1; x < img->width - 1; ++x) |
10323 | { | |
10324 | p = COLOR (new, x, 0); | |
10325 | p->red = p->green = p->blue = 0xffff/2; | |
10326 | p = COLOR (new, x, img->height - 1); | |
10327 | p->red = p->green = p->blue = 0xffff/2; | |
10328 | } | |
10329 | ||
10330 | for (y = 1; y < img->height - 1; ++y) | |
10331 | { | |
10332 | p = COLOR (new, 1, y); | |
10333 | ||
10334 | for (x = 1; x < img->width - 1; ++x, ++p) | |
10335 | { | |
10336 | int r, g, b, y1, x1; | |
10337 | ||
10338 | r = g = b = i = 0; | |
10339 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
10340 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
10341 | if (matrix[i]) | |
10342 | { | |
10343 | XColor *t = COLOR (colors, x1, y1); | |
10344 | r += matrix[i] * t->red; | |
10345 | g += matrix[i] * t->green; | |
10346 | b += matrix[i] * t->blue; | |
10347 | } | |
10348 | ||
10349 | r = (r / sum + color_adjust) & 0xffff; | |
10350 | g = (g / sum + color_adjust) & 0xffff; | |
10351 | b = (b / sum + color_adjust) & 0xffff; | |
10352 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
10353 | } | |
10354 | } | |
10355 | ||
10356 | xfree (colors); | |
10357 | x_from_xcolors (f, img, new); | |
10358 | ||
10359 | #undef COLOR | |
10360 | } | |
10361 | ||
10362 | ||
10363 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
10364 | on frame F. */ | |
10365 | ||
10366 | static void | |
10367 | x_emboss (f, img) | |
10368 | struct frame *f; | |
10369 | struct image *img; | |
10370 | { | |
10371 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 10372 | } |
3cf3436e | 10373 | |
6fc2811b JR |
10374 | |
10375 | /* Transform image IMG which is used on frame F with a Laplace | |
10376 | edge-detection algorithm. The result is an image that can be used | |
10377 | to draw disabled buttons, for example. */ | |
10378 | ||
10379 | static void | |
10380 | x_laplace (f, img) | |
10381 | struct frame *f; | |
10382 | struct image *img; | |
10383 | { | |
3cf3436e JR |
10384 | x_detect_edges (f, img, laplace_matrix, 45000); |
10385 | } | |
6fc2811b | 10386 | |
6fc2811b | 10387 | |
3cf3436e JR |
10388 | /* Perform edge-detection on image IMG on frame F, with specified |
10389 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 10390 | |
3cf3436e | 10391 | MATRIX must be either |
6fc2811b | 10392 | |
3cf3436e JR |
10393 | - a list of at least 9 numbers in row-major form |
10394 | - a vector of at least 9 numbers | |
6fc2811b | 10395 | |
3cf3436e JR |
10396 | COLOR_ADJUST nil means use a default; otherwise it must be a |
10397 | number. */ | |
6fc2811b | 10398 | |
3cf3436e JR |
10399 | static void |
10400 | x_edge_detection (f, img, matrix, color_adjust) | |
10401 | struct frame *f; | |
10402 | struct image *img; | |
10403 | Lisp_Object matrix, color_adjust; | |
10404 | { | |
10405 | int i = 0; | |
10406 | int trans[9]; | |
10407 | ||
10408 | if (CONSP (matrix)) | |
6fc2811b | 10409 | { |
3cf3436e JR |
10410 | for (i = 0; |
10411 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
10412 | ++i, matrix = XCDR (matrix)) | |
10413 | trans[i] = XFLOATINT (XCAR (matrix)); | |
10414 | } | |
10415 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
10416 | { | |
10417 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
10418 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
10419 | } | |
10420 | ||
10421 | if (NILP (color_adjust)) | |
10422 | color_adjust = make_number (0xffff / 2); | |
10423 | ||
10424 | if (i == 9 && NUMBERP (color_adjust)) | |
10425 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
10426 | } | |
10427 | ||
6fc2811b | 10428 | |
3cf3436e | 10429 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 10430 | |
3cf3436e JR |
10431 | static void |
10432 | x_disable_image (f, img) | |
10433 | struct frame *f; | |
10434 | struct image *img; | |
10435 | { | |
10436 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
10437 | ||
10438 | if (dpyinfo->n_planes >= 2) | |
10439 | { | |
10440 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
10441 | drawing such images with a stipple can look very odd, so | |
10442 | we're using this method instead. */ | |
10443 | XColor *colors = x_to_xcolors (f, img, 1); | |
10444 | XColor *p, *end; | |
10445 | const int h = 15000; | |
10446 | const int l = 30000; | |
10447 | ||
10448 | for (p = colors, end = colors + img->width * img->height; | |
10449 | p < end; | |
10450 | ++p) | |
6fc2811b | 10451 | { |
3cf3436e JR |
10452 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
10453 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
10454 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
10455 | } |
10456 | ||
3cf3436e | 10457 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
10458 | } |
10459 | ||
3cf3436e JR |
10460 | /* Draw a cross over the disabled image, if we must or if we |
10461 | should. */ | |
10462 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
10463 | { | |
10464 | Display *dpy = FRAME_X_DISPLAY (f); | |
10465 | GC gc; | |
6fc2811b | 10466 | |
3cf3436e JR |
10467 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
10468 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
10469 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
10470 | img->width - 1, img->height - 1); | |
10471 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
10472 | img->width - 1, 0); | |
10473 | XFreeGC (dpy, gc); | |
6fc2811b | 10474 | |
3cf3436e JR |
10475 | if (img->mask) |
10476 | { | |
10477 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
10478 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
10479 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
10480 | img->width - 1, img->height - 1); | |
10481 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
10482 | img->width - 1, 0); | |
10483 | XFreeGC (dpy, gc); | |
10484 | } | |
10485 | } | |
6fc2811b JR |
10486 | } |
10487 | ||
10488 | ||
10489 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
10490 | name of an image file, for error messages. HOW determines how to | |
10491 | determine the background color of IMG. If it is a list '(R G B)', | |
10492 | with R, G, and B being integers >= 0, take that as the color of the | |
10493 | background. Otherwise, determine the background color of IMG | |
10494 | heuristically. Value is non-zero if successful. */ | |
10495 | ||
10496 | static int | |
10497 | x_build_heuristic_mask (f, img, how) | |
10498 | struct frame *f; | |
10499 | struct image *img; | |
10500 | Lisp_Object how; | |
10501 | { | |
6fc2811b JR |
10502 | Display *dpy = FRAME_W32_DISPLAY (f); |
10503 | XImage *ximg, *mask_img; | |
a05e2bae JR |
10504 | int x, y, rc, use_img_background; |
10505 | unsigned long bg = 0; | |
10506 | ||
10507 | if (img->mask) | |
10508 | { | |
10509 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
10510 | img->mask = None; | |
10511 | img->background_transparent_valid = 0; | |
10512 | } | |
6fc2811b | 10513 | |
6fc2811b JR |
10514 | /* Create an image and pixmap serving as mask. */ |
10515 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, | |
10516 | &mask_img, &img->mask); | |
10517 | if (!rc) | |
a05e2bae | 10518 | return 0; |
6fc2811b JR |
10519 | |
10520 | /* Get the X image of IMG->pixmap. */ | |
10521 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
10522 | ~0, ZPixmap); | |
10523 | ||
10524 | /* Determine the background color of ximg. If HOW is `(R G B)' | |
a05e2bae JR |
10525 | take that as color. Otherwise, use the image's background color. */ |
10526 | use_img_background = 1; | |
6fc2811b JR |
10527 | |
10528 | if (CONSP (how)) | |
10529 | { | |
a05e2bae | 10530 | int rgb[3], i; |
6fc2811b | 10531 | |
a05e2bae | 10532 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
10533 | { |
10534 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
10535 | how = XCDR (how); | |
10536 | } | |
10537 | ||
10538 | if (i == 3 && NILP (how)) | |
10539 | { | |
10540 | char color_name[30]; | |
6fc2811b | 10541 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
a05e2bae JR |
10542 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
10543 | use_img_background = 0; | |
6fc2811b JR |
10544 | } |
10545 | } | |
10546 | ||
a05e2bae JR |
10547 | if (use_img_background) |
10548 | bg = four_corners_best (ximg, img->width, img->height); | |
6fc2811b JR |
10549 | |
10550 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
10551 | from the background color bg. */ | |
10552 | for (y = 0; y < img->height; ++y) | |
10553 | for (x = 0; x < img->width; ++x) | |
10554 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
10555 | ||
a05e2bae JR |
10556 | /* Fill in the background_transparent field while we have the mask handy. */ |
10557 | image_background_transparent (img, f, mask_img); | |
10558 | ||
6fc2811b JR |
10559 | /* Put mask_img into img->mask. */ |
10560 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
10561 | x_destroy_x_image (mask_img); | |
10562 | XDestroyImage (ximg); | |
6fc2811b JR |
10563 | |
10564 | return 1; | |
10565 | } | |
3cf3436e | 10566 | #endif /* TODO */ |
6fc2811b JR |
10567 | |
10568 | \f | |
10569 | /*********************************************************************** | |
10570 | PBM (mono, gray, color) | |
10571 | ***********************************************************************/ | |
10572 | #ifdef HAVE_PBM | |
10573 | ||
10574 | static int pbm_image_p P_ ((Lisp_Object object)); | |
10575 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
10576 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
10577 | ||
10578 | /* The symbol `pbm' identifying images of this type. */ | |
10579 | ||
10580 | Lisp_Object Qpbm; | |
10581 | ||
10582 | /* Indices of image specification fields in gs_format, below. */ | |
10583 | ||
10584 | enum pbm_keyword_index | |
10585 | { | |
10586 | PBM_TYPE, | |
10587 | PBM_FILE, | |
10588 | PBM_DATA, | |
10589 | PBM_ASCENT, | |
10590 | PBM_MARGIN, | |
10591 | PBM_RELIEF, | |
10592 | PBM_ALGORITHM, | |
10593 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
10594 | PBM_MASK, |
10595 | PBM_FOREGROUND, | |
10596 | PBM_BACKGROUND, | |
6fc2811b JR |
10597 | PBM_LAST |
10598 | }; | |
10599 | ||
10600 | /* Vector of image_keyword structures describing the format | |
10601 | of valid user-defined image specifications. */ | |
10602 | ||
10603 | static struct image_keyword pbm_format[PBM_LAST] = | |
10604 | { | |
10605 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10606 | {":file", IMAGE_STRING_VALUE, 0}, | |
10607 | {":data", IMAGE_STRING_VALUE, 0}, | |
10608 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10609 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10610 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10611 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
10612 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10613 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10614 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
10615 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10616 | }; |
10617 | ||
10618 | /* Structure describing the image type `pbm'. */ | |
10619 | ||
10620 | static struct image_type pbm_type = | |
10621 | { | |
10622 | &Qpbm, | |
10623 | pbm_image_p, | |
10624 | pbm_load, | |
10625 | x_clear_image, | |
10626 | NULL | |
10627 | }; | |
10628 | ||
10629 | ||
10630 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
10631 | ||
10632 | static int | |
10633 | pbm_image_p (object) | |
10634 | Lisp_Object object; | |
10635 | { | |
10636 | struct image_keyword fmt[PBM_LAST]; | |
10637 | ||
10638 | bcopy (pbm_format, fmt, sizeof fmt); | |
10639 | ||
10640 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) | |
10641 | || (fmt[PBM_ASCENT].count | |
10642 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
10643 | return 0; | |
10644 | ||
10645 | /* Must specify either :data or :file. */ | |
10646 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
10647 | } | |
10648 | ||
10649 | ||
10650 | /* Scan a decimal number from *S and return it. Advance *S while | |
10651 | reading the number. END is the end of the string. Value is -1 at | |
10652 | end of input. */ | |
10653 | ||
10654 | static int | |
10655 | pbm_scan_number (s, end) | |
10656 | unsigned char **s, *end; | |
10657 | { | |
10658 | int c, val = -1; | |
10659 | ||
10660 | while (*s < end) | |
10661 | { | |
10662 | /* Skip white-space. */ | |
10663 | while (*s < end && (c = *(*s)++, isspace (c))) | |
10664 | ; | |
10665 | ||
10666 | if (c == '#') | |
10667 | { | |
10668 | /* Skip comment to end of line. */ | |
10669 | while (*s < end && (c = *(*s)++, c != '\n')) | |
10670 | ; | |
10671 | } | |
10672 | else if (isdigit (c)) | |
10673 | { | |
10674 | /* Read decimal number. */ | |
10675 | val = c - '0'; | |
10676 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
10677 | val = 10 * val + c - '0'; | |
10678 | break; | |
10679 | } | |
10680 | else | |
10681 | break; | |
10682 | } | |
10683 | ||
10684 | return val; | |
10685 | } | |
10686 | ||
10687 | ||
10688 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
10689 | with xmalloc holding FILE's contents. Value is null if an error | |
10690 | occured. *SIZE is set to the size of the file. */ | |
10691 | ||
10692 | static char * | |
10693 | pbm_read_file (file, size) | |
10694 | Lisp_Object file; | |
10695 | int *size; | |
10696 | { | |
10697 | FILE *fp = NULL; | |
10698 | char *buf = NULL; | |
10699 | struct stat st; | |
10700 | ||
10701 | if (stat (XSTRING (file)->data, &st) == 0 | |
10702 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
10703 | && (buf = (char *) xmalloc (st.st_size), | |
10704 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
10705 | { | |
10706 | *size = st.st_size; | |
10707 | fclose (fp); | |
10708 | } | |
10709 | else | |
10710 | { | |
10711 | if (fp) | |
10712 | fclose (fp); | |
10713 | if (buf) | |
10714 | { | |
10715 | xfree (buf); | |
10716 | buf = NULL; | |
10717 | } | |
10718 | } | |
10719 | ||
10720 | return buf; | |
10721 | } | |
10722 | ||
10723 | ||
10724 | /* Load PBM image IMG for use on frame F. */ | |
10725 | ||
10726 | static int | |
10727 | pbm_load (f, img) | |
10728 | struct frame *f; | |
10729 | struct image *img; | |
10730 | { | |
10731 | int raw_p, x, y; | |
10732 | int width, height, max_color_idx = 0; | |
10733 | XImage *ximg; | |
10734 | Lisp_Object file, specified_file; | |
10735 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
10736 | struct gcpro gcpro1; | |
10737 | unsigned char *contents = NULL; | |
10738 | unsigned char *end, *p; | |
10739 | int size; | |
10740 | ||
10741 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10742 | file = Qnil; | |
10743 | GCPRO1 (file); | |
10744 | ||
10745 | if (STRINGP (specified_file)) | |
10746 | { | |
10747 | file = x_find_image_file (specified_file); | |
10748 | if (!STRINGP (file)) | |
10749 | { | |
10750 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10751 | UNGCPRO; | |
10752 | return 0; | |
10753 | } | |
10754 | ||
3cf3436e | 10755 | contents = slurp_file (XSTRING (file)->data, &size); |
6fc2811b JR |
10756 | if (contents == NULL) |
10757 | { | |
10758 | image_error ("Error reading `%s'", file, Qnil); | |
10759 | UNGCPRO; | |
10760 | return 0; | |
10761 | } | |
10762 | ||
10763 | p = contents; | |
10764 | end = contents + size; | |
10765 | } | |
10766 | else | |
10767 | { | |
10768 | Lisp_Object data; | |
10769 | data = image_spec_value (img->spec, QCdata, NULL); | |
10770 | p = XSTRING (data)->data; | |
10771 | end = p + STRING_BYTES (XSTRING (data)); | |
10772 | } | |
10773 | ||
10774 | /* Check magic number. */ | |
10775 | if (end - p < 2 || *p++ != 'P') | |
10776 | { | |
10777 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10778 | error: | |
10779 | xfree (contents); | |
10780 | UNGCPRO; | |
10781 | return 0; | |
10782 | } | |
10783 | ||
6fc2811b JR |
10784 | switch (*p++) |
10785 | { | |
10786 | case '1': | |
10787 | raw_p = 0, type = PBM_MONO; | |
10788 | break; | |
10789 | ||
10790 | case '2': | |
10791 | raw_p = 0, type = PBM_GRAY; | |
10792 | break; | |
10793 | ||
10794 | case '3': | |
10795 | raw_p = 0, type = PBM_COLOR; | |
10796 | break; | |
10797 | ||
10798 | case '4': | |
10799 | raw_p = 1, type = PBM_MONO; | |
10800 | break; | |
10801 | ||
10802 | case '5': | |
10803 | raw_p = 1, type = PBM_GRAY; | |
10804 | break; | |
10805 | ||
10806 | case '6': | |
10807 | raw_p = 1, type = PBM_COLOR; | |
10808 | break; | |
10809 | ||
10810 | default: | |
10811 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10812 | goto error; | |
10813 | } | |
10814 | ||
10815 | /* Read width, height, maximum color-component. Characters | |
10816 | starting with `#' up to the end of a line are ignored. */ | |
10817 | width = pbm_scan_number (&p, end); | |
10818 | height = pbm_scan_number (&p, end); | |
10819 | ||
10820 | if (type != PBM_MONO) | |
10821 | { | |
10822 | max_color_idx = pbm_scan_number (&p, end); | |
10823 | if (raw_p && max_color_idx > 255) | |
10824 | max_color_idx = 255; | |
10825 | } | |
10826 | ||
10827 | if (width < 0 | |
10828 | || height < 0 | |
10829 | || (type != PBM_MONO && max_color_idx < 0)) | |
10830 | goto error; | |
10831 | ||
6fc2811b JR |
10832 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
10833 | &ximg, &img->pixmap)) | |
3cf3436e JR |
10834 | goto error; |
10835 | ||
6fc2811b JR |
10836 | /* Initialize the color hash table. */ |
10837 | init_color_table (); | |
10838 | ||
10839 | if (type == PBM_MONO) | |
10840 | { | |
10841 | int c = 0, g; | |
3cf3436e JR |
10842 | struct image_keyword fmt[PBM_LAST]; |
10843 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
10844 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
10845 | ||
10846 | /* Parse the image specification. */ | |
10847 | bcopy (pbm_format, fmt, sizeof fmt); | |
10848 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
10849 | ||
10850 | /* Get foreground and background colors, maybe allocate colors. */ | |
10851 | if (fmt[PBM_FOREGROUND].count | |
10852 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
10853 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
10854 | if (fmt[PBM_BACKGROUND].count | |
10855 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
10856 | { |
10857 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
10858 | img->background = bg; | |
10859 | img->background_valid = 1; | |
10860 | } | |
10861 | ||
6fc2811b JR |
10862 | for (y = 0; y < height; ++y) |
10863 | for (x = 0; x < width; ++x) | |
10864 | { | |
10865 | if (raw_p) | |
10866 | { | |
10867 | if ((x & 7) == 0) | |
10868 | c = *p++; | |
10869 | g = c & 0x80; | |
10870 | c <<= 1; | |
10871 | } | |
10872 | else | |
10873 | g = pbm_scan_number (&p, end); | |
10874 | ||
3cf3436e | 10875 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
10876 | } |
10877 | } | |
10878 | else | |
10879 | { | |
10880 | for (y = 0; y < height; ++y) | |
10881 | for (x = 0; x < width; ++x) | |
10882 | { | |
10883 | int r, g, b; | |
10884 | ||
10885 | if (type == PBM_GRAY) | |
10886 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
10887 | else if (raw_p) | |
10888 | { | |
10889 | r = *p++; | |
10890 | g = *p++; | |
10891 | b = *p++; | |
10892 | } | |
10893 | else | |
10894 | { | |
10895 | r = pbm_scan_number (&p, end); | |
10896 | g = pbm_scan_number (&p, end); | |
10897 | b = pbm_scan_number (&p, end); | |
10898 | } | |
10899 | ||
10900 | if (r < 0 || g < 0 || b < 0) | |
10901 | { | |
dfff8a69 | 10902 | xfree (ximg->data); |
6fc2811b JR |
10903 | ximg->data = NULL; |
10904 | XDestroyImage (ximg); | |
6fc2811b JR |
10905 | image_error ("Invalid pixel value in image `%s'", |
10906 | img->spec, Qnil); | |
10907 | goto error; | |
10908 | } | |
10909 | ||
10910 | /* RGB values are now in the range 0..max_color_idx. | |
10911 | Scale this to the range 0..0xffff supported by X. */ | |
10912 | r = (double) r * 65535 / max_color_idx; | |
10913 | g = (double) g * 65535 / max_color_idx; | |
10914 | b = (double) b * 65535 / max_color_idx; | |
10915 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
10916 | } | |
10917 | } | |
10918 | ||
10919 | /* Store in IMG->colors the colors allocated for the image, and | |
10920 | free the color table. */ | |
10921 | img->colors = colors_in_color_table (&img->ncolors); | |
10922 | free_color_table (); | |
10923 | ||
a05e2bae JR |
10924 | /* Maybe fill in the background field while we have ximg handy. */ |
10925 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10926 | IMAGE_BACKGROUND (img, f, ximg); | |
10927 | ||
6fc2811b JR |
10928 | /* Put the image into a pixmap. */ |
10929 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10930 | x_destroy_x_image (ximg); | |
6fc2811b JR |
10931 | |
10932 | img->width = width; | |
10933 | img->height = height; | |
10934 | ||
10935 | UNGCPRO; | |
10936 | xfree (contents); | |
10937 | return 1; | |
10938 | } | |
10939 | #endif /* HAVE_PBM */ | |
10940 | ||
10941 | \f | |
10942 | /*********************************************************************** | |
10943 | PNG | |
10944 | ***********************************************************************/ | |
10945 | ||
10946 | #if HAVE_PNG | |
10947 | ||
10948 | #include <png.h> | |
10949 | ||
10950 | /* Function prototypes. */ | |
10951 | ||
10952 | static int png_image_p P_ ((Lisp_Object object)); | |
10953 | static int png_load P_ ((struct frame *f, struct image *img)); | |
10954 | ||
10955 | /* The symbol `png' identifying images of this type. */ | |
10956 | ||
10957 | Lisp_Object Qpng; | |
10958 | ||
10959 | /* Indices of image specification fields in png_format, below. */ | |
10960 | ||
10961 | enum png_keyword_index | |
10962 | { | |
10963 | PNG_TYPE, | |
10964 | PNG_DATA, | |
10965 | PNG_FILE, | |
10966 | PNG_ASCENT, | |
10967 | PNG_MARGIN, | |
10968 | PNG_RELIEF, | |
10969 | PNG_ALGORITHM, | |
10970 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
10971 | PNG_MASK, |
10972 | PNG_BACKGROUND, | |
6fc2811b JR |
10973 | PNG_LAST |
10974 | }; | |
10975 | ||
10976 | /* Vector of image_keyword structures describing the format | |
10977 | of valid user-defined image specifications. */ | |
10978 | ||
10979 | static struct image_keyword png_format[PNG_LAST] = | |
10980 | { | |
10981 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10982 | {":data", IMAGE_STRING_VALUE, 0}, | |
10983 | {":file", IMAGE_STRING_VALUE, 0}, | |
10984 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10985 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10986 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10987 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10988 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10989 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10990 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10991 | }; |
10992 | ||
10993 | /* Structure describing the image type `png'. */ | |
10994 | ||
10995 | static struct image_type png_type = | |
10996 | { | |
10997 | &Qpng, | |
10998 | png_image_p, | |
10999 | png_load, | |
11000 | x_clear_image, | |
11001 | NULL | |
11002 | }; | |
11003 | ||
11004 | ||
11005 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11006 | ||
11007 | static int | |
11008 | png_image_p (object) | |
11009 | Lisp_Object object; | |
11010 | { | |
11011 | struct image_keyword fmt[PNG_LAST]; | |
11012 | bcopy (png_format, fmt, sizeof fmt); | |
11013 | ||
11014 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) | |
11015 | || (fmt[PNG_ASCENT].count | |
11016 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
11017 | return 0; | |
11018 | ||
11019 | /* Must specify either the :data or :file keyword. */ | |
11020 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11021 | } | |
11022 | ||
11023 | ||
11024 | /* Error and warning handlers installed when the PNG library | |
11025 | is initialized. */ | |
11026 | ||
11027 | static void | |
11028 | my_png_error (png_ptr, msg) | |
11029 | png_struct *png_ptr; | |
11030 | char *msg; | |
11031 | { | |
11032 | xassert (png_ptr != NULL); | |
11033 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11034 | longjmp (png_ptr->jmpbuf, 1); | |
11035 | } | |
11036 | ||
11037 | ||
11038 | static void | |
11039 | my_png_warning (png_ptr, msg) | |
11040 | png_struct *png_ptr; | |
11041 | char *msg; | |
11042 | { | |
11043 | xassert (png_ptr != NULL); | |
11044 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11045 | } | |
11046 | ||
6fc2811b JR |
11047 | /* Memory source for PNG decoding. */ |
11048 | ||
11049 | struct png_memory_storage | |
11050 | { | |
11051 | unsigned char *bytes; /* The data */ | |
11052 | size_t len; /* How big is it? */ | |
11053 | int index; /* Where are we? */ | |
11054 | }; | |
11055 | ||
11056 | ||
11057 | /* Function set as reader function when reading PNG image from memory. | |
11058 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11059 | bytes from the input to DATA. */ | |
11060 | ||
11061 | static void | |
11062 | png_read_from_memory (png_ptr, data, length) | |
11063 | png_structp png_ptr; | |
11064 | png_bytep data; | |
11065 | png_size_t length; | |
11066 | { | |
11067 | struct png_memory_storage *tbr | |
11068 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
11069 | ||
11070 | if (length > tbr->len - tbr->index) | |
11071 | png_error (png_ptr, "Read error"); | |
11072 | ||
11073 | bcopy (tbr->bytes + tbr->index, data, length); | |
11074 | tbr->index = tbr->index + length; | |
11075 | } | |
11076 | ||
6fc2811b JR |
11077 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11078 | successful. */ | |
11079 | ||
11080 | static int | |
11081 | png_load (f, img) | |
11082 | struct frame *f; | |
11083 | struct image *img; | |
11084 | { | |
11085 | Lisp_Object file, specified_file; | |
11086 | Lisp_Object specified_data; | |
11087 | int x, y, i; | |
11088 | XImage *ximg, *mask_img = NULL; | |
11089 | struct gcpro gcpro1; | |
11090 | png_struct *png_ptr = NULL; | |
11091 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11092 | FILE *volatile fp = NULL; |
6fc2811b | 11093 | png_byte sig[8]; |
a05e2bae JR |
11094 | png_byte *volatile pixels = NULL; |
11095 | png_byte **volatile rows = NULL; | |
6fc2811b JR |
11096 | png_uint_32 width, height; |
11097 | int bit_depth, color_type, interlace_type; | |
11098 | png_byte channels; | |
11099 | png_uint_32 row_bytes; | |
11100 | int transparent_p; | |
11101 | char *gamma_str; | |
11102 | double screen_gamma, image_gamma; | |
11103 | int intent; | |
11104 | struct png_memory_storage tbr; /* Data to be read */ | |
11105 | ||
11106 | /* Find out what file to load. */ | |
11107 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11108 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11109 | file = Qnil; | |
11110 | GCPRO1 (file); | |
11111 | ||
11112 | if (NILP (specified_data)) | |
11113 | { | |
11114 | file = x_find_image_file (specified_file); | |
11115 | if (!STRINGP (file)) | |
11116 | { | |
11117 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11118 | UNGCPRO; | |
11119 | return 0; | |
11120 | } | |
11121 | ||
11122 | /* Open the image file. */ | |
11123 | fp = fopen (XSTRING (file)->data, "rb"); | |
11124 | if (!fp) | |
11125 | { | |
11126 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11127 | UNGCPRO; | |
11128 | fclose (fp); | |
11129 | return 0; | |
11130 | } | |
11131 | ||
11132 | /* Check PNG signature. */ | |
11133 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
11134 | || !png_check_sig (sig, sizeof sig)) | |
11135 | { | |
11136 | image_error ("Not a PNG file:` %s'", file, Qnil); | |
11137 | UNGCPRO; | |
11138 | fclose (fp); | |
11139 | return 0; | |
11140 | } | |
11141 | } | |
11142 | else | |
11143 | { | |
11144 | /* Read from memory. */ | |
11145 | tbr.bytes = XSTRING (specified_data)->data; | |
11146 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
11147 | tbr.index = 0; | |
11148 | ||
11149 | /* Check PNG signature. */ | |
11150 | if (tbr.len < sizeof sig | |
11151 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
11152 | { | |
11153 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11154 | UNGCPRO; | |
11155 | return 0; | |
11156 | } | |
11157 | ||
11158 | /* Need to skip past the signature. */ | |
11159 | tbr.bytes += sizeof (sig); | |
11160 | } | |
11161 | ||
6fc2811b JR |
11162 | /* Initialize read and info structs for PNG lib. */ |
11163 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
11164 | my_png_error, my_png_warning); | |
11165 | if (!png_ptr) | |
11166 | { | |
11167 | if (fp) fclose (fp); | |
11168 | UNGCPRO; | |
11169 | return 0; | |
11170 | } | |
11171 | ||
11172 | info_ptr = png_create_info_struct (png_ptr); | |
11173 | if (!info_ptr) | |
11174 | { | |
11175 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
11176 | if (fp) fclose (fp); | |
11177 | UNGCPRO; | |
11178 | return 0; | |
11179 | } | |
11180 | ||
11181 | end_info = png_create_info_struct (png_ptr); | |
11182 | if (!end_info) | |
11183 | { | |
11184 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
11185 | if (fp) fclose (fp); | |
11186 | UNGCPRO; | |
11187 | return 0; | |
11188 | } | |
11189 | ||
11190 | /* Set error jump-back. We come back here when the PNG library | |
11191 | detects an error. */ | |
11192 | if (setjmp (png_ptr->jmpbuf)) | |
11193 | { | |
11194 | error: | |
11195 | if (png_ptr) | |
11196 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11197 | xfree (pixels); | |
11198 | xfree (rows); | |
11199 | if (fp) fclose (fp); | |
11200 | UNGCPRO; | |
11201 | return 0; | |
11202 | } | |
11203 | ||
11204 | /* Read image info. */ | |
11205 | if (!NILP (specified_data)) | |
11206 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); | |
11207 | else | |
11208 | png_init_io (png_ptr, fp); | |
11209 | ||
11210 | png_set_sig_bytes (png_ptr, sizeof sig); | |
11211 | png_read_info (png_ptr, info_ptr); | |
11212 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11213 | &interlace_type, NULL, NULL); | |
11214 | ||
11215 | /* If image contains simply transparency data, we prefer to | |
11216 | construct a clipping mask. */ | |
11217 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
11218 | transparent_p = 1; | |
11219 | else | |
11220 | transparent_p = 0; | |
11221 | ||
11222 | /* This function is easier to write if we only have to handle | |
11223 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
11224 | transform other formats into that format. */ | |
11225 | ||
11226 | /* Strip more than 8 bits per channel. */ | |
11227 | if (bit_depth == 16) | |
11228 | png_set_strip_16 (png_ptr); | |
11229 | ||
11230 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11231 | if available. */ | |
11232 | png_set_expand (png_ptr); | |
11233 | ||
11234 | /* Convert grayscale images to RGB. */ | |
11235 | if (color_type == PNG_COLOR_TYPE_GRAY | |
11236 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
11237 | png_set_gray_to_rgb (png_ptr); | |
11238 | ||
11239 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
11240 | gamma_str = getenv ("SCREEN_GAMMA"); | |
11241 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
11242 | ||
11243 | /* Tell the PNG lib to handle gamma correction for us. */ | |
11244 | ||
11245 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) | |
11246 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
11247 | /* There is a special chunk in the image specifying the gamma. */ | |
11248 | png_set_sRGB (png_ptr, info_ptr, intent); | |
11249 | else | |
11250 | #endif | |
11251 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
11252 | /* Image contains gamma information. */ | |
11253 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
11254 | else | |
11255 | /* Use a default of 0.5 for the image gamma. */ | |
11256 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
11257 | ||
11258 | /* Handle alpha channel by combining the image with a background | |
11259 | color. Do this only if a real alpha channel is supplied. For | |
11260 | simple transparency, we prefer a clipping mask. */ | |
11261 | if (!transparent_p) | |
11262 | { | |
11263 | png_color_16 *image_background; | |
a05e2bae JR |
11264 | Lisp_Object specified_bg |
11265 | = image_spec_value (img->spec, QCbackground, NULL); | |
11266 | ||
11267 | ||
11268 | if (STRINGP (specified_bg)) | |
11269 | /* The user specified `:background', use that. */ | |
11270 | { | |
11271 | COLORREF color; | |
11272 | if (w32_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) | |
11273 | { | |
11274 | png_color_16 user_bg; | |
11275 | ||
11276 | bzero (&user_bg, sizeof user_bg); | |
11277 | user_bg.red = color.red; | |
11278 | user_bg.green = color.green; | |
11279 | user_bg.blue = color.blue; | |
6fc2811b | 11280 | |
a05e2bae JR |
11281 | png_set_background (png_ptr, &user_bg, |
11282 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11283 | } | |
11284 | } | |
11285 | else if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
6fc2811b JR |
11286 | /* Image contains a background color with which to |
11287 | combine the image. */ | |
11288 | png_set_background (png_ptr, image_background, | |
11289 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
11290 | else | |
11291 | { | |
11292 | /* Image does not contain a background color with which | |
11293 | to combine the image data via an alpha channel. Use | |
11294 | the frame's background instead. */ | |
11295 | XColor color; | |
11296 | Colormap cmap; | |
11297 | png_color_16 frame_background; | |
11298 | ||
a05e2bae | 11299 | cmap = FRAME_X_COLORMAP (f); |
6fc2811b | 11300 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a05e2bae | 11301 | x_query_color (f, &color); |
6fc2811b JR |
11302 | |
11303 | bzero (&frame_background, sizeof frame_background); | |
11304 | frame_background.red = color.red; | |
11305 | frame_background.green = color.green; | |
11306 | frame_background.blue = color.blue; | |
11307 | ||
11308 | png_set_background (png_ptr, &frame_background, | |
11309 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11310 | } | |
11311 | } | |
11312 | ||
11313 | /* Update info structure. */ | |
11314 | png_read_update_info (png_ptr, info_ptr); | |
11315 | ||
11316 | /* Get number of channels. Valid values are 1 for grayscale images | |
11317 | and images with a palette, 2 for grayscale images with transparency | |
11318 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
11319 | images with alpha channel, i.e. RGBA. If conversions above were | |
11320 | sufficient we should only have 3 or 4 channels here. */ | |
11321 | channels = png_get_channels (png_ptr, info_ptr); | |
11322 | xassert (channels == 3 || channels == 4); | |
11323 | ||
11324 | /* Number of bytes needed for one row of the image. */ | |
11325 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
11326 | ||
11327 | /* Allocate memory for the image. */ | |
11328 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
11329 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
11330 | for (i = 0; i < height; ++i) | |
11331 | rows[i] = pixels + i * row_bytes; | |
11332 | ||
11333 | /* Read the entire image. */ | |
11334 | png_read_image (png_ptr, rows); | |
11335 | png_read_end (png_ptr, info_ptr); | |
11336 | if (fp) | |
11337 | { | |
11338 | fclose (fp); | |
11339 | fp = NULL; | |
11340 | } | |
11341 | ||
6fc2811b JR |
11342 | /* Create the X image and pixmap. */ |
11343 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11344 | &img->pixmap)) | |
a05e2bae | 11345 | goto error; |
6fc2811b JR |
11346 | |
11347 | /* Create an image and pixmap serving as mask if the PNG image | |
11348 | contains an alpha channel. */ | |
11349 | if (channels == 4 | |
11350 | && !transparent_p | |
11351 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
11352 | &mask_img, &img->mask)) | |
11353 | { | |
11354 | x_destroy_x_image (ximg); | |
11355 | XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); | |
11356 | img->pixmap = 0; | |
6fc2811b JR |
11357 | goto error; |
11358 | } | |
11359 | ||
11360 | /* Fill the X image and mask from PNG data. */ | |
11361 | init_color_table (); | |
11362 | ||
11363 | for (y = 0; y < height; ++y) | |
11364 | { | |
11365 | png_byte *p = rows[y]; | |
11366 | ||
11367 | for (x = 0; x < width; ++x) | |
11368 | { | |
11369 | unsigned r, g, b; | |
11370 | ||
11371 | r = *p++ << 8; | |
11372 | g = *p++ << 8; | |
11373 | b = *p++ << 8; | |
11374 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
11375 | ||
11376 | /* An alpha channel, aka mask channel, associates variable | |
11377 | transparency with an image. Where other image formats | |
11378 | support binary transparency---fully transparent or fully | |
11379 | opaque---PNG allows up to 254 levels of partial transparency. | |
11380 | The PNG library implements partial transparency by combining | |
11381 | the image with a specified background color. | |
11382 | ||
11383 | I'm not sure how to handle this here nicely: because the | |
11384 | background on which the image is displayed may change, for | |
11385 | real alpha channel support, it would be necessary to create | |
11386 | a new image for each possible background. | |
11387 | ||
11388 | What I'm doing now is that a mask is created if we have | |
11389 | boolean transparency information. Otherwise I'm using | |
11390 | the frame's background color to combine the image with. */ | |
11391 | ||
11392 | if (channels == 4) | |
11393 | { | |
11394 | if (mask_img) | |
11395 | XPutPixel (mask_img, x, y, *p > 0); | |
11396 | ++p; | |
11397 | } | |
11398 | } | |
11399 | } | |
11400 | ||
a05e2bae JR |
11401 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
11402 | /* Set IMG's background color from the PNG image, unless the user | |
11403 | overrode it. */ | |
11404 | { | |
11405 | png_color_16 *bg; | |
11406 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
11407 | { | |
11408 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); | |
11409 | img->background_valid = 1; | |
11410 | } | |
11411 | } | |
11412 | ||
6fc2811b JR |
11413 | /* Remember colors allocated for this image. */ |
11414 | img->colors = colors_in_color_table (&img->ncolors); | |
11415 | free_color_table (); | |
11416 | ||
11417 | /* Clean up. */ | |
11418 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11419 | xfree (rows); | |
11420 | xfree (pixels); | |
11421 | ||
11422 | img->width = width; | |
11423 | img->height = height; | |
11424 | ||
a05e2bae JR |
11425 | /* Maybe fill in the background field while we have ximg handy. */ |
11426 | IMAGE_BACKGROUND (img, f, ximg); | |
11427 | ||
6fc2811b JR |
11428 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
11429 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11430 | x_destroy_x_image (ximg); | |
11431 | ||
11432 | /* Same for the mask. */ | |
11433 | if (mask_img) | |
11434 | { | |
a05e2bae JR |
11435 | /* Fill in the background_transparent field while we have the mask |
11436 | handy. */ | |
11437 | image_background_transparent (img, f, mask_img); | |
11438 | ||
6fc2811b JR |
11439 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
11440 | x_destroy_x_image (mask_img); | |
11441 | } | |
11442 | ||
6fc2811b JR |
11443 | UNGCPRO; |
11444 | return 1; | |
11445 | } | |
11446 | ||
11447 | #endif /* HAVE_PNG != 0 */ | |
11448 | ||
11449 | ||
11450 | \f | |
11451 | /*********************************************************************** | |
11452 | JPEG | |
11453 | ***********************************************************************/ | |
11454 | ||
11455 | #if HAVE_JPEG | |
11456 | ||
11457 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
11458 | jconfig.h. */ | |
11459 | #ifdef HAVE_STDLIB_H | |
11460 | #define HAVE_STDLIB_H_1 | |
11461 | #undef HAVE_STDLIB_H | |
11462 | #endif /* HAVE_STLIB_H */ | |
11463 | ||
11464 | #include <jpeglib.h> | |
11465 | #include <jerror.h> | |
11466 | #include <setjmp.h> | |
11467 | ||
11468 | #ifdef HAVE_STLIB_H_1 | |
11469 | #define HAVE_STDLIB_H 1 | |
11470 | #endif | |
11471 | ||
11472 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
11473 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
11474 | ||
11475 | /* The symbol `jpeg' identifying images of this type. */ | |
11476 | ||
11477 | Lisp_Object Qjpeg; | |
11478 | ||
11479 | /* Indices of image specification fields in gs_format, below. */ | |
11480 | ||
11481 | enum jpeg_keyword_index | |
11482 | { | |
11483 | JPEG_TYPE, | |
11484 | JPEG_DATA, | |
11485 | JPEG_FILE, | |
11486 | JPEG_ASCENT, | |
11487 | JPEG_MARGIN, | |
11488 | JPEG_RELIEF, | |
11489 | JPEG_ALGORITHM, | |
11490 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
11491 | JPEG_MASK, |
11492 | JPEG_BACKGROUND, | |
6fc2811b JR |
11493 | JPEG_LAST |
11494 | }; | |
11495 | ||
11496 | /* Vector of image_keyword structures describing the format | |
11497 | of valid user-defined image specifications. */ | |
11498 | ||
11499 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
11500 | { | |
11501 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11502 | {":data", IMAGE_STRING_VALUE, 0}, | |
11503 | {":file", IMAGE_STRING_VALUE, 0}, | |
11504 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11505 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11506 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11507 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11508 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11509 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11510 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11511 | }; |
11512 | ||
11513 | /* Structure describing the image type `jpeg'. */ | |
11514 | ||
11515 | static struct image_type jpeg_type = | |
11516 | { | |
11517 | &Qjpeg, | |
11518 | jpeg_image_p, | |
11519 | jpeg_load, | |
11520 | x_clear_image, | |
11521 | NULL | |
11522 | }; | |
11523 | ||
11524 | ||
11525 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
11526 | ||
11527 | static int | |
11528 | jpeg_image_p (object) | |
11529 | Lisp_Object object; | |
11530 | { | |
11531 | struct image_keyword fmt[JPEG_LAST]; | |
11532 | ||
11533 | bcopy (jpeg_format, fmt, sizeof fmt); | |
11534 | ||
11535 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) | |
11536 | || (fmt[JPEG_ASCENT].count | |
11537 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) | |
11538 | return 0; | |
11539 | ||
11540 | /* Must specify either the :data or :file keyword. */ | |
11541 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
11542 | } | |
11543 | ||
11544 | ||
11545 | struct my_jpeg_error_mgr | |
11546 | { | |
11547 | struct jpeg_error_mgr pub; | |
11548 | jmp_buf setjmp_buffer; | |
11549 | }; | |
11550 | ||
11551 | static void | |
11552 | my_error_exit (cinfo) | |
11553 | j_common_ptr cinfo; | |
11554 | { | |
11555 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
11556 | longjmp (mgr->setjmp_buffer, 1); | |
11557 | } | |
11558 | ||
6fc2811b JR |
11559 | /* Init source method for JPEG data source manager. Called by |
11560 | jpeg_read_header() before any data is actually read. See | |
11561 | libjpeg.doc from the JPEG lib distribution. */ | |
11562 | ||
11563 | static void | |
11564 | our_init_source (cinfo) | |
11565 | j_decompress_ptr cinfo; | |
11566 | { | |
11567 | } | |
11568 | ||
11569 | ||
11570 | /* Fill input buffer method for JPEG data source manager. Called | |
11571 | whenever more data is needed. We read the whole image in one step, | |
11572 | so this only adds a fake end of input marker at the end. */ | |
11573 | ||
11574 | static boolean | |
11575 | our_fill_input_buffer (cinfo) | |
11576 | j_decompress_ptr cinfo; | |
11577 | { | |
11578 | /* Insert a fake EOI marker. */ | |
11579 | struct jpeg_source_mgr *src = cinfo->src; | |
11580 | static JOCTET buffer[2]; | |
11581 | ||
11582 | buffer[0] = (JOCTET) 0xFF; | |
11583 | buffer[1] = (JOCTET) JPEG_EOI; | |
11584 | ||
11585 | src->next_input_byte = buffer; | |
11586 | src->bytes_in_buffer = 2; | |
11587 | return TRUE; | |
11588 | } | |
11589 | ||
11590 | ||
11591 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
11592 | is the JPEG data source manager. */ | |
11593 | ||
11594 | static void | |
11595 | our_skip_input_data (cinfo, num_bytes) | |
11596 | j_decompress_ptr cinfo; | |
11597 | long num_bytes; | |
11598 | { | |
11599 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
11600 | ||
11601 | if (src) | |
11602 | { | |
11603 | if (num_bytes > src->bytes_in_buffer) | |
11604 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
11605 | ||
11606 | src->bytes_in_buffer -= num_bytes; | |
11607 | src->next_input_byte += num_bytes; | |
11608 | } | |
11609 | } | |
11610 | ||
11611 | ||
11612 | /* Method to terminate data source. Called by | |
11613 | jpeg_finish_decompress() after all data has been processed. */ | |
11614 | ||
11615 | static void | |
11616 | our_term_source (cinfo) | |
11617 | j_decompress_ptr cinfo; | |
11618 | { | |
11619 | } | |
11620 | ||
11621 | ||
11622 | /* Set up the JPEG lib for reading an image from DATA which contains | |
11623 | LEN bytes. CINFO is the decompression info structure created for | |
11624 | reading the image. */ | |
11625 | ||
11626 | static void | |
11627 | jpeg_memory_src (cinfo, data, len) | |
11628 | j_decompress_ptr cinfo; | |
11629 | JOCTET *data; | |
11630 | unsigned int len; | |
11631 | { | |
11632 | struct jpeg_source_mgr *src; | |
11633 | ||
11634 | if (cinfo->src == NULL) | |
11635 | { | |
11636 | /* First time for this JPEG object? */ | |
11637 | cinfo->src = (struct jpeg_source_mgr *) | |
11638 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
11639 | sizeof (struct jpeg_source_mgr)); | |
11640 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11641 | src->next_input_byte = data; | |
11642 | } | |
11643 | ||
11644 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11645 | src->init_source = our_init_source; | |
11646 | src->fill_input_buffer = our_fill_input_buffer; | |
11647 | src->skip_input_data = our_skip_input_data; | |
11648 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
11649 | src->term_source = our_term_source; | |
11650 | src->bytes_in_buffer = len; | |
11651 | src->next_input_byte = data; | |
11652 | } | |
11653 | ||
11654 | ||
11655 | /* Load image IMG for use on frame F. Patterned after example.c | |
11656 | from the JPEG lib. */ | |
11657 | ||
11658 | static int | |
11659 | jpeg_load (f, img) | |
11660 | struct frame *f; | |
11661 | struct image *img; | |
11662 | { | |
11663 | struct jpeg_decompress_struct cinfo; | |
11664 | struct my_jpeg_error_mgr mgr; | |
11665 | Lisp_Object file, specified_file; | |
11666 | Lisp_Object specified_data; | |
a05e2bae | 11667 | FILE * volatile fp = NULL; |
6fc2811b JR |
11668 | JSAMPARRAY buffer; |
11669 | int row_stride, x, y; | |
11670 | XImage *ximg = NULL; | |
11671 | int rc; | |
11672 | unsigned long *colors; | |
11673 | int width, height; | |
11674 | struct gcpro gcpro1; | |
11675 | ||
11676 | /* Open the JPEG file. */ | |
11677 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11678 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11679 | file = Qnil; | |
11680 | GCPRO1 (file); | |
11681 | ||
6fc2811b JR |
11682 | if (NILP (specified_data)) |
11683 | { | |
11684 | file = x_find_image_file (specified_file); | |
11685 | if (!STRINGP (file)) | |
11686 | { | |
11687 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11688 | UNGCPRO; | |
11689 | return 0; | |
11690 | } | |
11691 | ||
11692 | fp = fopen (XSTRING (file)->data, "r"); | |
11693 | if (fp == NULL) | |
11694 | { | |
11695 | image_error ("Cannot open `%s'", file, Qnil); | |
11696 | UNGCPRO; | |
11697 | return 0; | |
11698 | } | |
11699 | } | |
11700 | ||
11701 | /* Customize libjpeg's error handling to call my_error_exit when an | |
11702 | error is detected. This function will perform a longjmp. */ | |
6fc2811b | 11703 | cinfo.err = jpeg_std_error (&mgr.pub); |
a05e2bae | 11704 | mgr.pub.error_exit = my_error_exit; |
6fc2811b JR |
11705 | |
11706 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
11707 | { | |
11708 | if (rc == 1) | |
11709 | { | |
11710 | /* Called from my_error_exit. Display a JPEG error. */ | |
11711 | char buffer[JMSG_LENGTH_MAX]; | |
11712 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
11713 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
11714 | build_string (buffer)); | |
11715 | } | |
11716 | ||
11717 | /* Close the input file and destroy the JPEG object. */ | |
11718 | if (fp) | |
11719 | fclose (fp); | |
11720 | jpeg_destroy_decompress (&cinfo); | |
6fc2811b JR |
11721 | |
11722 | /* If we already have an XImage, free that. */ | |
11723 | x_destroy_x_image (ximg); | |
11724 | ||
11725 | /* Free pixmap and colors. */ | |
11726 | x_clear_image (f, img); | |
11727 | ||
6fc2811b JR |
11728 | UNGCPRO; |
11729 | return 0; | |
11730 | } | |
11731 | ||
11732 | /* Create the JPEG decompression object. Let it read from fp. | |
11733 | Read the JPEG image header. */ | |
11734 | jpeg_create_decompress (&cinfo); | |
11735 | ||
11736 | if (NILP (specified_data)) | |
11737 | jpeg_stdio_src (&cinfo, fp); | |
11738 | else | |
11739 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
11740 | STRING_BYTES (XSTRING (specified_data))); | |
11741 | ||
11742 | jpeg_read_header (&cinfo, TRUE); | |
11743 | ||
11744 | /* Customize decompression so that color quantization will be used. | |
11745 | Start decompression. */ | |
11746 | cinfo.quantize_colors = TRUE; | |
11747 | jpeg_start_decompress (&cinfo); | |
11748 | width = img->width = cinfo.output_width; | |
11749 | height = img->height = cinfo.output_height; | |
11750 | ||
6fc2811b JR |
11751 | /* Create X image and pixmap. */ |
11752 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11753 | &img->pixmap)) | |
a05e2bae | 11754 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
11755 | |
11756 | /* Allocate colors. When color quantization is used, | |
11757 | cinfo.actual_number_of_colors has been set with the number of | |
11758 | colors generated, and cinfo.colormap is a two-dimensional array | |
11759 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
11760 | No more than 255 colors will be generated. */ | |
11761 | { | |
11762 | int i, ir, ig, ib; | |
11763 | ||
11764 | if (cinfo.out_color_components > 2) | |
11765 | ir = 0, ig = 1, ib = 2; | |
11766 | else if (cinfo.out_color_components > 1) | |
11767 | ir = 0, ig = 1, ib = 0; | |
11768 | else | |
11769 | ir = 0, ig = 0, ib = 0; | |
11770 | ||
11771 | /* Use the color table mechanism because it handles colors that | |
11772 | cannot be allocated nicely. Such colors will be replaced with | |
11773 | a default color, and we don't have to care about which colors | |
11774 | can be freed safely, and which can't. */ | |
11775 | init_color_table (); | |
11776 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
11777 | * sizeof *colors); | |
11778 | ||
11779 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) | |
11780 | { | |
11781 | /* Multiply RGB values with 255 because X expects RGB values | |
11782 | in the range 0..0xffff. */ | |
11783 | int r = cinfo.colormap[ir][i] << 8; | |
11784 | int g = cinfo.colormap[ig][i] << 8; | |
11785 | int b = cinfo.colormap[ib][i] << 8; | |
11786 | colors[i] = lookup_rgb_color (f, r, g, b); | |
11787 | } | |
11788 | ||
11789 | /* Remember those colors actually allocated. */ | |
11790 | img->colors = colors_in_color_table (&img->ncolors); | |
11791 | free_color_table (); | |
11792 | } | |
11793 | ||
11794 | /* Read pixels. */ | |
11795 | row_stride = width * cinfo.output_components; | |
11796 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
11797 | row_stride, 1); | |
11798 | for (y = 0; y < height; ++y) | |
11799 | { | |
11800 | jpeg_read_scanlines (&cinfo, buffer, 1); | |
11801 | for (x = 0; x < cinfo.output_width; ++x) | |
11802 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
11803 | } | |
11804 | ||
11805 | /* Clean up. */ | |
11806 | jpeg_finish_decompress (&cinfo); | |
11807 | jpeg_destroy_decompress (&cinfo); | |
11808 | if (fp) | |
11809 | fclose (fp); | |
11810 | ||
a05e2bae JR |
11811 | /* Maybe fill in the background field while we have ximg handy. */ |
11812 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11813 | IMAGE_BACKGROUND (img, f, ximg); | |
11814 | ||
6fc2811b JR |
11815 | /* Put the image into the pixmap. */ |
11816 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11817 | x_destroy_x_image (ximg); | |
11818 | UNBLOCK_INPUT; | |
11819 | UNGCPRO; | |
11820 | return 1; | |
11821 | } | |
11822 | ||
11823 | #endif /* HAVE_JPEG */ | |
11824 | ||
11825 | ||
11826 | \f | |
11827 | /*********************************************************************** | |
11828 | TIFF | |
11829 | ***********************************************************************/ | |
11830 | ||
11831 | #if HAVE_TIFF | |
11832 | ||
11833 | #include <tiffio.h> | |
11834 | ||
11835 | static int tiff_image_p P_ ((Lisp_Object object)); | |
11836 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
11837 | ||
11838 | /* The symbol `tiff' identifying images of this type. */ | |
11839 | ||
11840 | Lisp_Object Qtiff; | |
11841 | ||
11842 | /* Indices of image specification fields in tiff_format, below. */ | |
11843 | ||
11844 | enum tiff_keyword_index | |
11845 | { | |
11846 | TIFF_TYPE, | |
11847 | TIFF_DATA, | |
11848 | TIFF_FILE, | |
11849 | TIFF_ASCENT, | |
11850 | TIFF_MARGIN, | |
11851 | TIFF_RELIEF, | |
11852 | TIFF_ALGORITHM, | |
11853 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
11854 | TIFF_MASK, |
11855 | TIFF_BACKGROUND, | |
6fc2811b JR |
11856 | TIFF_LAST |
11857 | }; | |
11858 | ||
11859 | /* Vector of image_keyword structures describing the format | |
11860 | of valid user-defined image specifications. */ | |
11861 | ||
11862 | static struct image_keyword tiff_format[TIFF_LAST] = | |
11863 | { | |
11864 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11865 | {":data", IMAGE_STRING_VALUE, 0}, | |
11866 | {":file", IMAGE_STRING_VALUE, 0}, | |
11867 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11868 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11869 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11870 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11871 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11872 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11873 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11874 | }; |
11875 | ||
11876 | /* Structure describing the image type `tiff'. */ | |
11877 | ||
11878 | static struct image_type tiff_type = | |
11879 | { | |
11880 | &Qtiff, | |
11881 | tiff_image_p, | |
11882 | tiff_load, | |
11883 | x_clear_image, | |
11884 | NULL | |
11885 | }; | |
11886 | ||
11887 | ||
11888 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
11889 | ||
11890 | static int | |
11891 | tiff_image_p (object) | |
11892 | Lisp_Object object; | |
11893 | { | |
11894 | struct image_keyword fmt[TIFF_LAST]; | |
11895 | bcopy (tiff_format, fmt, sizeof fmt); | |
11896 | ||
11897 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) | |
11898 | || (fmt[TIFF_ASCENT].count | |
11899 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
11900 | return 0; | |
11901 | ||
11902 | /* Must specify either the :data or :file keyword. */ | |
11903 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
11904 | } | |
11905 | ||
11906 | ||
11907 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
11908 | memory source, but we have to provide a lot of extra functions. | |
11909 | Blah. | |
11910 | ||
11911 | We really only need to implement read and seek, but I am not | |
11912 | convinced that the TIFF library is smart enough not to destroy | |
11913 | itself if we only hand it the function pointers we need to | |
11914 | override. */ | |
11915 | ||
11916 | typedef struct | |
11917 | { | |
11918 | unsigned char *bytes; | |
11919 | size_t len; | |
11920 | int index; | |
11921 | } | |
11922 | tiff_memory_source; | |
11923 | ||
11924 | static size_t | |
11925 | tiff_read_from_memory (data, buf, size) | |
11926 | thandle_t data; | |
11927 | tdata_t buf; | |
11928 | tsize_t size; | |
11929 | { | |
11930 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11931 | ||
11932 | if (size > src->len - src->index) | |
11933 | return (size_t) -1; | |
11934 | bcopy (src->bytes + src->index, buf, size); | |
11935 | src->index += size; | |
11936 | return size; | |
11937 | } | |
11938 | ||
11939 | static size_t | |
11940 | tiff_write_from_memory (data, buf, size) | |
11941 | thandle_t data; | |
11942 | tdata_t buf; | |
11943 | tsize_t size; | |
11944 | { | |
11945 | return (size_t) -1; | |
11946 | } | |
11947 | ||
11948 | static toff_t | |
11949 | tiff_seek_in_memory (data, off, whence) | |
11950 | thandle_t data; | |
11951 | toff_t off; | |
11952 | int whence; | |
11953 | { | |
11954 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11955 | int idx; | |
11956 | ||
11957 | switch (whence) | |
11958 | { | |
11959 | case SEEK_SET: /* Go from beginning of source. */ | |
11960 | idx = off; | |
11961 | break; | |
11962 | ||
11963 | case SEEK_END: /* Go from end of source. */ | |
11964 | idx = src->len + off; | |
11965 | break; | |
11966 | ||
11967 | case SEEK_CUR: /* Go from current position. */ | |
11968 | idx = src->index + off; | |
11969 | break; | |
11970 | ||
11971 | default: /* Invalid `whence'. */ | |
11972 | return -1; | |
11973 | } | |
11974 | ||
11975 | if (idx > src->len || idx < 0) | |
11976 | return -1; | |
11977 | ||
11978 | src->index = idx; | |
11979 | return src->index; | |
11980 | } | |
11981 | ||
11982 | static int | |
11983 | tiff_close_memory (data) | |
11984 | thandle_t data; | |
11985 | { | |
11986 | /* NOOP */ | |
11987 | return 0; | |
11988 | } | |
11989 | ||
11990 | static int | |
11991 | tiff_mmap_memory (data, pbase, psize) | |
11992 | thandle_t data; | |
11993 | tdata_t *pbase; | |
11994 | toff_t *psize; | |
11995 | { | |
11996 | /* It is already _IN_ memory. */ | |
11997 | return 0; | |
11998 | } | |
11999 | ||
12000 | static void | |
12001 | tiff_unmap_memory (data, base, size) | |
12002 | thandle_t data; | |
12003 | tdata_t base; | |
12004 | toff_t size; | |
12005 | { | |
12006 | /* We don't need to do this. */ | |
12007 | } | |
12008 | ||
12009 | static toff_t | |
12010 | tiff_size_of_memory (data) | |
12011 | thandle_t data; | |
12012 | { | |
12013 | return ((tiff_memory_source *) data)->len; | |
12014 | } | |
12015 | ||
3cf3436e JR |
12016 | |
12017 | static void | |
12018 | tiff_error_handler (title, format, ap) | |
12019 | const char *title, *format; | |
12020 | va_list ap; | |
12021 | { | |
12022 | char buf[512]; | |
12023 | int len; | |
12024 | ||
12025 | len = sprintf (buf, "TIFF error: %s ", title); | |
12026 | vsprintf (buf + len, format, ap); | |
12027 | add_to_log (buf, Qnil, Qnil); | |
12028 | } | |
12029 | ||
12030 | ||
12031 | static void | |
12032 | tiff_warning_handler (title, format, ap) | |
12033 | const char *title, *format; | |
12034 | va_list ap; | |
12035 | { | |
12036 | char buf[512]; | |
12037 | int len; | |
12038 | ||
12039 | len = sprintf (buf, "TIFF warning: %s ", title); | |
12040 | vsprintf (buf + len, format, ap); | |
12041 | add_to_log (buf, Qnil, Qnil); | |
12042 | } | |
12043 | ||
12044 | ||
6fc2811b JR |
12045 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12046 | successful. */ | |
12047 | ||
12048 | static int | |
12049 | tiff_load (f, img) | |
12050 | struct frame *f; | |
12051 | struct image *img; | |
12052 | { | |
12053 | Lisp_Object file, specified_file; | |
12054 | Lisp_Object specified_data; | |
12055 | TIFF *tiff; | |
12056 | int width, height, x, y; | |
12057 | uint32 *buf; | |
12058 | int rc; | |
12059 | XImage *ximg; | |
12060 | struct gcpro gcpro1; | |
12061 | tiff_memory_source memsrc; | |
12062 | ||
12063 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12064 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12065 | file = Qnil; | |
12066 | GCPRO1 (file); | |
12067 | ||
3cf3436e JR |
12068 | TIFFSetErrorHandler (tiff_error_handler); |
12069 | TIFFSetWarningHandler (tiff_warning_handler); | |
12070 | ||
6fc2811b JR |
12071 | if (NILP (specified_data)) |
12072 | { | |
12073 | /* Read from a file */ | |
12074 | file = x_find_image_file (specified_file); | |
12075 | if (!STRINGP (file)) | |
3cf3436e JR |
12076 | { |
12077 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12078 | UNGCPRO; | |
12079 | return 0; | |
12080 | } | |
12081 | ||
6fc2811b JR |
12082 | /* Try to open the image file. */ |
12083 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
12084 | if (tiff == NULL) | |
3cf3436e JR |
12085 | { |
12086 | image_error ("Cannot open `%s'", file, Qnil); | |
12087 | UNGCPRO; | |
12088 | return 0; | |
12089 | } | |
6fc2811b JR |
12090 | } |
12091 | else | |
12092 | { | |
12093 | /* Memory source! */ | |
12094 | memsrc.bytes = XSTRING (specified_data)->data; | |
12095 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12096 | memsrc.index = 0; | |
12097 | ||
12098 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
12099 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12100 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12101 | tiff_seek_in_memory, | |
12102 | tiff_close_memory, | |
12103 | tiff_size_of_memory, | |
12104 | tiff_mmap_memory, | |
12105 | tiff_unmap_memory); | |
12106 | ||
12107 | if (!tiff) | |
12108 | { | |
12109 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12110 | UNGCPRO; | |
12111 | return 0; | |
12112 | } | |
12113 | } | |
12114 | ||
12115 | /* Get width and height of the image, and allocate a raster buffer | |
12116 | of width x height 32-bit values. */ | |
12117 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
12118 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
12119 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
12120 | ||
12121 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
12122 | TIFFClose (tiff); | |
12123 | if (!rc) | |
12124 | { | |
12125 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12126 | xfree (buf); | |
12127 | UNGCPRO; | |
12128 | return 0; | |
12129 | } | |
12130 | ||
6fc2811b JR |
12131 | /* Create the X image and pixmap. */ |
12132 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12133 | { | |
6fc2811b JR |
12134 | xfree (buf); |
12135 | UNGCPRO; | |
12136 | return 0; | |
12137 | } | |
12138 | ||
12139 | /* Initialize the color table. */ | |
12140 | init_color_table (); | |
12141 | ||
12142 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12143 | for (y = 0; y < height; ++y) | |
12144 | { | |
12145 | uint32 *row = buf + y * width; | |
12146 | ||
12147 | for (x = 0; x < width; ++x) | |
12148 | { | |
12149 | uint32 abgr = row[x]; | |
12150 | int r = TIFFGetR (abgr) << 8; | |
12151 | int g = TIFFGetG (abgr) << 8; | |
12152 | int b = TIFFGetB (abgr) << 8; | |
12153 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
12154 | } | |
12155 | } | |
12156 | ||
12157 | /* Remember the colors allocated for the image. Free the color table. */ | |
12158 | img->colors = colors_in_color_table (&img->ncolors); | |
12159 | free_color_table (); | |
12160 | ||
a05e2bae JR |
12161 | img->width = width; |
12162 | img->height = height; | |
12163 | ||
12164 | /* Maybe fill in the background field while we have ximg handy. */ | |
12165 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12166 | IMAGE_BACKGROUND (img, f, ximg); | |
12167 | ||
6fc2811b JR |
12168 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12169 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12170 | x_destroy_x_image (ximg); | |
12171 | xfree (buf); | |
6fc2811b JR |
12172 | |
12173 | UNGCPRO; | |
12174 | return 1; | |
12175 | } | |
12176 | ||
12177 | #endif /* HAVE_TIFF != 0 */ | |
12178 | ||
12179 | ||
12180 | \f | |
12181 | /*********************************************************************** | |
12182 | GIF | |
12183 | ***********************************************************************/ | |
12184 | ||
12185 | #if HAVE_GIF | |
12186 | ||
12187 | #include <gif_lib.h> | |
12188 | ||
12189 | static int gif_image_p P_ ((Lisp_Object object)); | |
12190 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
12191 | ||
12192 | /* The symbol `gif' identifying images of this type. */ | |
12193 | ||
12194 | Lisp_Object Qgif; | |
12195 | ||
12196 | /* Indices of image specification fields in gif_format, below. */ | |
12197 | ||
12198 | enum gif_keyword_index | |
12199 | { | |
12200 | GIF_TYPE, | |
12201 | GIF_DATA, | |
12202 | GIF_FILE, | |
12203 | GIF_ASCENT, | |
12204 | GIF_MARGIN, | |
12205 | GIF_RELIEF, | |
12206 | GIF_ALGORITHM, | |
12207 | GIF_HEURISTIC_MASK, | |
a05e2bae | 12208 | GIF_MASK, |
6fc2811b | 12209 | GIF_IMAGE, |
a05e2bae | 12210 | GIF_BACKGROUND, |
6fc2811b JR |
12211 | GIF_LAST |
12212 | }; | |
12213 | ||
12214 | /* Vector of image_keyword structures describing the format | |
12215 | of valid user-defined image specifications. */ | |
12216 | ||
12217 | static struct image_keyword gif_format[GIF_LAST] = | |
12218 | { | |
12219 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12220 | {":data", IMAGE_STRING_VALUE, 0}, | |
12221 | {":file", IMAGE_STRING_VALUE, 0}, | |
12222 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12223 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12224 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12225 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 12226 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12227 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12228 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
12229 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12230 | }; |
12231 | ||
12232 | /* Structure describing the image type `gif'. */ | |
12233 | ||
12234 | static struct image_type gif_type = | |
12235 | { | |
12236 | &Qgif, | |
12237 | gif_image_p, | |
12238 | gif_load, | |
12239 | x_clear_image, | |
12240 | NULL | |
12241 | }; | |
12242 | ||
12243 | /* Return non-zero if OBJECT is a valid GIF image specification. */ | |
12244 | ||
12245 | static int | |
12246 | gif_image_p (object) | |
12247 | Lisp_Object object; | |
12248 | { | |
12249 | struct image_keyword fmt[GIF_LAST]; | |
12250 | bcopy (gif_format, fmt, sizeof fmt); | |
12251 | ||
12252 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) | |
12253 | || (fmt[GIF_ASCENT].count | |
12254 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
12255 | return 0; | |
12256 | ||
12257 | /* Must specify either the :data or :file keyword. */ | |
12258 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
12259 | } | |
12260 | ||
12261 | /* Reading a GIF image from memory | |
12262 | Based on the PNG memory stuff to a certain extent. */ | |
12263 | ||
12264 | typedef struct | |
12265 | { | |
12266 | unsigned char *bytes; | |
12267 | size_t len; | |
12268 | int index; | |
12269 | } | |
12270 | gif_memory_source; | |
12271 | ||
12272 | /* Make the current memory source available to gif_read_from_memory. | |
12273 | It's done this way because not all versions of libungif support | |
12274 | a UserData field in the GifFileType structure. */ | |
12275 | static gif_memory_source *current_gif_memory_src; | |
12276 | ||
12277 | static int | |
12278 | gif_read_from_memory (file, buf, len) | |
12279 | GifFileType *file; | |
12280 | GifByteType *buf; | |
12281 | int len; | |
12282 | { | |
12283 | gif_memory_source *src = current_gif_memory_src; | |
12284 | ||
12285 | if (len > src->len - src->index) | |
12286 | return -1; | |
12287 | ||
12288 | bcopy (src->bytes + src->index, buf, len); | |
12289 | src->index += len; | |
12290 | return len; | |
12291 | } | |
12292 | ||
12293 | ||
12294 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
12295 | successful. */ | |
12296 | ||
12297 | static int | |
12298 | gif_load (f, img) | |
12299 | struct frame *f; | |
12300 | struct image *img; | |
12301 | { | |
12302 | Lisp_Object file, specified_file; | |
12303 | Lisp_Object specified_data; | |
12304 | int rc, width, height, x, y, i; | |
12305 | XImage *ximg; | |
12306 | ColorMapObject *gif_color_map; | |
12307 | unsigned long pixel_colors[256]; | |
12308 | GifFileType *gif; | |
12309 | struct gcpro gcpro1; | |
12310 | Lisp_Object image; | |
12311 | int ino, image_left, image_top, image_width, image_height; | |
12312 | gif_memory_source memsrc; | |
12313 | unsigned char *raster; | |
12314 | ||
12315 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12316 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12317 | file = Qnil; | |
dfff8a69 | 12318 | GCPRO1 (file); |
6fc2811b JR |
12319 | |
12320 | if (NILP (specified_data)) | |
12321 | { | |
12322 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
12323 | if (!STRINGP (file)) |
12324 | { | |
12325 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12326 | UNGCPRO; | |
12327 | return 0; | |
12328 | } | |
12329 | ||
12330 | /* Open the GIF file. */ | |
12331 | gif = DGifOpenFileName (XSTRING (file)->data); | |
12332 | if (gif == NULL) | |
12333 | { | |
12334 | image_error ("Cannot open `%s'", file, Qnil); | |
12335 | UNGCPRO; | |
12336 | return 0; | |
12337 | } | |
12338 | } | |
12339 | else | |
12340 | { | |
12341 | /* Read from memory! */ | |
12342 | current_gif_memory_src = &memsrc; | |
12343 | memsrc.bytes = XSTRING (specified_data)->data; | |
12344 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12345 | memsrc.index = 0; | |
12346 | ||
12347 | gif = DGifOpen(&memsrc, gif_read_from_memory); | |
12348 | if (!gif) | |
12349 | { | |
12350 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
12351 | UNGCPRO; | |
12352 | return 0; | |
12353 | } | |
12354 | } | |
12355 | ||
12356 | /* Read entire contents. */ | |
12357 | rc = DGifSlurp (gif); | |
12358 | if (rc == GIF_ERROR) | |
12359 | { | |
12360 | image_error ("Error reading `%s'", img->spec, Qnil); | |
12361 | DGifCloseFile (gif); | |
12362 | UNGCPRO; | |
12363 | return 0; | |
12364 | } | |
12365 | ||
12366 | image = image_spec_value (img->spec, QCindex, NULL); | |
12367 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
12368 | if (ino >= gif->ImageCount) | |
12369 | { | |
12370 | image_error ("Invalid image number `%s' in image `%s'", | |
12371 | image, img->spec); | |
12372 | DGifCloseFile (gif); | |
12373 | UNGCPRO; | |
12374 | return 0; | |
12375 | } | |
12376 | ||
12377 | width = img->width = gif->SWidth; | |
12378 | height = img->height = gif->SHeight; | |
12379 | ||
6fc2811b JR |
12380 | /* Create the X image and pixmap. */ |
12381 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12382 | { | |
6fc2811b JR |
12383 | DGifCloseFile (gif); |
12384 | UNGCPRO; | |
12385 | return 0; | |
12386 | } | |
12387 | ||
12388 | /* Allocate colors. */ | |
12389 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
12390 | if (!gif_color_map) | |
12391 | gif_color_map = gif->SColorMap; | |
12392 | init_color_table (); | |
12393 | bzero (pixel_colors, sizeof pixel_colors); | |
12394 | ||
12395 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
12396 | { | |
12397 | int r = gif_color_map->Colors[i].Red << 8; | |
12398 | int g = gif_color_map->Colors[i].Green << 8; | |
12399 | int b = gif_color_map->Colors[i].Blue << 8; | |
12400 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
12401 | } | |
12402 | ||
12403 | img->colors = colors_in_color_table (&img->ncolors); | |
12404 | free_color_table (); | |
12405 | ||
12406 | /* Clear the part of the screen image that are not covered by | |
12407 | the image from the GIF file. Full animated GIF support | |
12408 | requires more than can be done here (see the gif89 spec, | |
12409 | disposal methods). Let's simply assume that the part | |
12410 | not covered by a sub-image is in the frame's background color. */ | |
12411 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
12412 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
12413 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
12414 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
12415 | ||
12416 | for (y = 0; y < image_top; ++y) | |
12417 | for (x = 0; x < width; ++x) | |
12418 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12419 | ||
12420 | for (y = image_top + image_height; y < height; ++y) | |
12421 | for (x = 0; x < width; ++x) | |
12422 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12423 | ||
12424 | for (y = image_top; y < image_top + image_height; ++y) | |
12425 | { | |
12426 | for (x = 0; x < image_left; ++x) | |
12427 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12428 | for (x = image_left + image_width; x < width; ++x) | |
12429 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12430 | } | |
12431 | ||
12432 | /* Read the GIF image into the X image. We use a local variable | |
12433 | `raster' here because RasterBits below is a char *, and invites | |
12434 | problems with bytes >= 0x80. */ | |
12435 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
12436 | ||
12437 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
12438 | { | |
12439 | static int interlace_start[] = {0, 4, 2, 1}; | |
12440 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 12441 | int pass; |
6fc2811b JR |
12442 | int row = interlace_start[0]; |
12443 | ||
12444 | pass = 0; | |
12445 | ||
12446 | for (y = 0; y < image_height; y++) | |
12447 | { | |
12448 | if (row >= image_height) | |
12449 | { | |
12450 | row = interlace_start[++pass]; | |
12451 | while (row >= image_height) | |
12452 | row = interlace_start[++pass]; | |
12453 | } | |
12454 | ||
12455 | for (x = 0; x < image_width; x++) | |
12456 | { | |
12457 | int i = raster[(y * image_width) + x]; | |
12458 | XPutPixel (ximg, x + image_left, row + image_top, | |
12459 | pixel_colors[i]); | |
12460 | } | |
12461 | ||
12462 | row += interlace_increment[pass]; | |
12463 | } | |
12464 | } | |
12465 | else | |
12466 | { | |
12467 | for (y = 0; y < image_height; ++y) | |
12468 | for (x = 0; x < image_width; ++x) | |
12469 | { | |
12470 | int i = raster[y* image_width + x]; | |
12471 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
12472 | } | |
12473 | } | |
12474 | ||
12475 | DGifCloseFile (gif); | |
a05e2bae JR |
12476 | |
12477 | /* Maybe fill in the background field while we have ximg handy. */ | |
12478 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12479 | IMAGE_BACKGROUND (img, f, ximg); | |
12480 | ||
6fc2811b JR |
12481 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12482 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12483 | x_destroy_x_image (ximg); | |
6fc2811b JR |
12484 | |
12485 | UNGCPRO; | |
12486 | return 1; | |
12487 | } | |
12488 | ||
12489 | #endif /* HAVE_GIF != 0 */ | |
12490 | ||
12491 | ||
12492 | \f | |
12493 | /*********************************************************************** | |
12494 | Ghostscript | |
12495 | ***********************************************************************/ | |
12496 | ||
3cf3436e JR |
12497 | Lisp_Object Qpostscript; |
12498 | ||
6fc2811b JR |
12499 | #ifdef HAVE_GHOSTSCRIPT |
12500 | static int gs_image_p P_ ((Lisp_Object object)); | |
12501 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
12502 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
12503 | ||
12504 | /* The symbol `postscript' identifying images of this type. */ | |
12505 | ||
6fc2811b JR |
12506 | /* Keyword symbols. */ |
12507 | ||
12508 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
12509 | ||
12510 | /* Indices of image specification fields in gs_format, below. */ | |
12511 | ||
12512 | enum gs_keyword_index | |
12513 | { | |
12514 | GS_TYPE, | |
12515 | GS_PT_WIDTH, | |
12516 | GS_PT_HEIGHT, | |
12517 | GS_FILE, | |
12518 | GS_LOADER, | |
12519 | GS_BOUNDING_BOX, | |
12520 | GS_ASCENT, | |
12521 | GS_MARGIN, | |
12522 | GS_RELIEF, | |
12523 | GS_ALGORITHM, | |
12524 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
12525 | GS_MASK, |
12526 | GS_BACKGROUND, | |
6fc2811b JR |
12527 | GS_LAST |
12528 | }; | |
12529 | ||
12530 | /* Vector of image_keyword structures describing the format | |
12531 | of valid user-defined image specifications. */ | |
12532 | ||
12533 | static struct image_keyword gs_format[GS_LAST] = | |
12534 | { | |
12535 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12536 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12537 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12538 | {":file", IMAGE_STRING_VALUE, 1}, | |
12539 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
12540 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
12541 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12542 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12543 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12544 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12545 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12546 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12547 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12548 | }; |
12549 | ||
12550 | /* Structure describing the image type `ghostscript'. */ | |
12551 | ||
12552 | static struct image_type gs_type = | |
12553 | { | |
12554 | &Qpostscript, | |
12555 | gs_image_p, | |
12556 | gs_load, | |
12557 | gs_clear_image, | |
12558 | NULL | |
12559 | }; | |
12560 | ||
12561 | ||
12562 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
12563 | ||
12564 | static void | |
12565 | gs_clear_image (f, img) | |
12566 | struct frame *f; | |
12567 | struct image *img; | |
12568 | { | |
12569 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
12570 | xfree (img->data.ptr_val); | |
12571 | x_clear_image (f, img); | |
12572 | } | |
12573 | ||
12574 | ||
12575 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
12576 | specification. */ | |
12577 | ||
12578 | static int | |
12579 | gs_image_p (object) | |
12580 | Lisp_Object object; | |
12581 | { | |
12582 | struct image_keyword fmt[GS_LAST]; | |
12583 | Lisp_Object tem; | |
12584 | int i; | |
12585 | ||
12586 | bcopy (gs_format, fmt, sizeof fmt); | |
12587 | ||
12588 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) | |
12589 | || (fmt[GS_ASCENT].count | |
12590 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
12591 | return 0; | |
12592 | ||
12593 | /* Bounding box must be a list or vector containing 4 integers. */ | |
12594 | tem = fmt[GS_BOUNDING_BOX].value; | |
12595 | if (CONSP (tem)) | |
12596 | { | |
12597 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
12598 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
12599 | return 0; | |
12600 | if (!NILP (tem)) | |
12601 | return 0; | |
12602 | } | |
12603 | else if (VECTORP (tem)) | |
12604 | { | |
12605 | if (XVECTOR (tem)->size != 4) | |
12606 | return 0; | |
12607 | for (i = 0; i < 4; ++i) | |
12608 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
12609 | return 0; | |
12610 | } | |
12611 | else | |
12612 | return 0; | |
12613 | ||
12614 | return 1; | |
12615 | } | |
12616 | ||
12617 | ||
12618 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
12619 | if successful. */ | |
12620 | ||
12621 | static int | |
12622 | gs_load (f, img) | |
12623 | struct frame *f; | |
12624 | struct image *img; | |
12625 | { | |
12626 | char buffer[100]; | |
12627 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
12628 | struct gcpro gcpro1, gcpro2; | |
12629 | Lisp_Object frame; | |
12630 | double in_width, in_height; | |
12631 | Lisp_Object pixel_colors = Qnil; | |
12632 | ||
12633 | /* Compute pixel size of pixmap needed from the given size in the | |
12634 | image specification. Sizes in the specification are in pt. 1 pt | |
12635 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
12636 | info. */ | |
12637 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
12638 | in_width = XFASTINT (pt_width) / 72.0; | |
12639 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
12640 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
12641 | in_height = XFASTINT (pt_height) / 72.0; | |
12642 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
12643 | ||
12644 | /* Create the pixmap. */ | |
12645 | BLOCK_INPUT; | |
12646 | xassert (img->pixmap == 0); | |
12647 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12648 | img->width, img->height, | |
a05e2bae | 12649 | one_w32_display_info.n_cbits); |
6fc2811b JR |
12650 | UNBLOCK_INPUT; |
12651 | ||
12652 | if (!img->pixmap) | |
12653 | { | |
12654 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
12655 | return 0; | |
12656 | } | |
12657 | ||
12658 | /* Call the loader to fill the pixmap. It returns a process object | |
12659 | if successful. We do not record_unwind_protect here because | |
12660 | other places in redisplay like calling window scroll functions | |
12661 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
12662 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
12663 | ||
12664 | sprintf (buffer, "%lu %lu", | |
12665 | (unsigned long) FRAME_W32_WINDOW (f), | |
12666 | (unsigned long) img->pixmap); | |
12667 | window_and_pixmap_id = build_string (buffer); | |
12668 | ||
12669 | sprintf (buffer, "%lu %lu", | |
12670 | FRAME_FOREGROUND_PIXEL (f), | |
12671 | FRAME_BACKGROUND_PIXEL (f)); | |
12672 | pixel_colors = build_string (buffer); | |
12673 | ||
12674 | XSETFRAME (frame, f); | |
12675 | loader = image_spec_value (img->spec, QCloader, NULL); | |
12676 | if (NILP (loader)) | |
12677 | loader = intern ("gs-load-image"); | |
12678 | ||
12679 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
12680 | make_number (img->width), | |
12681 | make_number (img->height), | |
12682 | window_and_pixmap_id, | |
12683 | pixel_colors); | |
12684 | UNGCPRO; | |
12685 | return PROCESSP (img->data.lisp_val); | |
12686 | } | |
12687 | ||
12688 | ||
12689 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
12690 | frame F. Called from XTread_socket when receiving an event | |
12691 | telling Emacs that Ghostscript has finished drawing. */ | |
12692 | ||
12693 | void | |
12694 | x_kill_gs_process (pixmap, f) | |
12695 | Pixmap pixmap; | |
12696 | struct frame *f; | |
12697 | { | |
12698 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
12699 | int class, i; | |
12700 | struct image *img; | |
12701 | ||
12702 | /* Find the image containing PIXMAP. */ | |
12703 | for (i = 0; i < c->used; ++i) | |
12704 | if (c->images[i]->pixmap == pixmap) | |
12705 | break; | |
12706 | ||
3cf3436e JR |
12707 | /* Should someone in between have cleared the image cache, for |
12708 | instance, give up. */ | |
12709 | if (i == c->used) | |
12710 | return; | |
12711 | ||
6fc2811b JR |
12712 | /* Kill the GS process. We should have found PIXMAP in the image |
12713 | cache and its image should contain a process object. */ | |
6fc2811b JR |
12714 | img = c->images[i]; |
12715 | xassert (PROCESSP (img->data.lisp_val)); | |
12716 | Fkill_process (img->data.lisp_val, Qnil); | |
12717 | img->data.lisp_val = Qnil; | |
12718 | ||
12719 | /* On displays with a mutable colormap, figure out the colors | |
12720 | allocated for the image by looking at the pixels of an XImage for | |
12721 | img->pixmap. */ | |
12722 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
12723 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
12724 | { | |
12725 | XImage *ximg; | |
12726 | ||
12727 | BLOCK_INPUT; | |
12728 | ||
12729 | /* Try to get an XImage for img->pixmep. */ | |
12730 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
12731 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
12732 | if (ximg) | |
12733 | { | |
12734 | int x, y; | |
12735 | ||
12736 | /* Initialize the color table. */ | |
12737 | init_color_table (); | |
12738 | ||
12739 | /* For each pixel of the image, look its color up in the | |
12740 | color table. After having done so, the color table will | |
12741 | contain an entry for each color used by the image. */ | |
12742 | for (y = 0; y < img->height; ++y) | |
12743 | for (x = 0; x < img->width; ++x) | |
12744 | { | |
12745 | unsigned long pixel = XGetPixel (ximg, x, y); | |
12746 | lookup_pixel_color (f, pixel); | |
12747 | } | |
12748 | ||
12749 | /* Record colors in the image. Free color table and XImage. */ | |
12750 | img->colors = colors_in_color_table (&img->ncolors); | |
12751 | free_color_table (); | |
12752 | XDestroyImage (ximg); | |
12753 | ||
12754 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
12755 | here, we get a BadAccess later in x_clear_image when | |
12756 | freeing the colors. */ | |
12757 | /* We have allocated colors once, but Ghostscript has also | |
12758 | allocated colors on behalf of us. So, to get the | |
12759 | reference counts right, free them once. */ | |
12760 | if (img->ncolors) | |
3cf3436e | 12761 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 12762 | img->colors, img->ncolors, 0); |
6fc2811b JR |
12763 | #endif |
12764 | } | |
12765 | else | |
12766 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
12767 | img->spec, Qnil); | |
12768 | ||
12769 | UNBLOCK_INPUT; | |
12770 | } | |
3cf3436e JR |
12771 | |
12772 | /* Now that we have the pixmap, compute mask and transform the | |
12773 | image if requested. */ | |
12774 | BLOCK_INPUT; | |
12775 | postprocess_image (f, img); | |
12776 | UNBLOCK_INPUT; | |
6fc2811b JR |
12777 | } |
12778 | ||
12779 | #endif /* HAVE_GHOSTSCRIPT */ | |
12780 | ||
12781 | \f | |
12782 | /*********************************************************************** | |
12783 | Window properties | |
12784 | ***********************************************************************/ | |
12785 | ||
12786 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
12787 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
12788 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
12789 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
12790 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
12791 | (prop, value, frame) |
12792 | Lisp_Object frame, prop, value; | |
12793 | { | |
767b1ff0 | 12794 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12795 | struct frame *f = check_x_frame (frame); |
12796 | Atom prop_atom; | |
12797 | ||
b7826503 PJ |
12798 | CHECK_STRING (prop); |
12799 | CHECK_STRING (value); | |
6fc2811b JR |
12800 | |
12801 | BLOCK_INPUT; | |
12802 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12803 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12804 | prop_atom, XA_STRING, 8, PropModeReplace, | |
12805 | XSTRING (value)->data, XSTRING (value)->size); | |
12806 | ||
12807 | /* Make sure the property is set when we return. */ | |
12808 | XFlush (FRAME_W32_DISPLAY (f)); | |
12809 | UNBLOCK_INPUT; | |
12810 | ||
767b1ff0 | 12811 | #endif /* TODO */ |
6fc2811b JR |
12812 | |
12813 | return value; | |
12814 | } | |
12815 | ||
12816 | ||
12817 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
12818 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
12819 | doc: /* Remove window property PROP from X window of FRAME. |
12820 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
12821 | (prop, frame) |
12822 | Lisp_Object prop, frame; | |
12823 | { | |
767b1ff0 | 12824 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12825 | |
12826 | struct frame *f = check_x_frame (frame); | |
12827 | Atom prop_atom; | |
12828 | ||
b7826503 | 12829 | CHECK_STRING (prop); |
6fc2811b JR |
12830 | BLOCK_INPUT; |
12831 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12832 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); | |
12833 | ||
12834 | /* Make sure the property is removed when we return. */ | |
12835 | XFlush (FRAME_W32_DISPLAY (f)); | |
12836 | UNBLOCK_INPUT; | |
767b1ff0 | 12837 | #endif /* TODO */ |
6fc2811b JR |
12838 | |
12839 | return prop; | |
12840 | } | |
12841 | ||
12842 | ||
12843 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
12844 | 1, 2, 0, | |
74e1aeec JR |
12845 | doc: /* Value is the value of window property PROP on FRAME. |
12846 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
12847 | if FRAME hasn't a property with name PROP or if PROP has no string | |
12848 | value. */) | |
6fc2811b JR |
12849 | (prop, frame) |
12850 | Lisp_Object prop, frame; | |
12851 | { | |
767b1ff0 | 12852 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12853 | |
12854 | struct frame *f = check_x_frame (frame); | |
12855 | Atom prop_atom; | |
12856 | int rc; | |
12857 | Lisp_Object prop_value = Qnil; | |
12858 | char *tmp_data = NULL; | |
12859 | Atom actual_type; | |
12860 | int actual_format; | |
12861 | unsigned long actual_size, bytes_remaining; | |
12862 | ||
b7826503 | 12863 | CHECK_STRING (prop); |
6fc2811b JR |
12864 | BLOCK_INPUT; |
12865 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12866 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12867 | prop_atom, 0, 0, False, XA_STRING, | |
12868 | &actual_type, &actual_format, &actual_size, | |
12869 | &bytes_remaining, (unsigned char **) &tmp_data); | |
12870 | if (rc == Success) | |
12871 | { | |
12872 | int size = bytes_remaining; | |
12873 | ||
12874 | XFree (tmp_data); | |
12875 | tmp_data = NULL; | |
12876 | ||
12877 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12878 | prop_atom, 0, bytes_remaining, | |
12879 | False, XA_STRING, | |
12880 | &actual_type, &actual_format, | |
12881 | &actual_size, &bytes_remaining, | |
12882 | (unsigned char **) &tmp_data); | |
12883 | if (rc == Success) | |
12884 | prop_value = make_string (tmp_data, size); | |
12885 | ||
12886 | XFree (tmp_data); | |
12887 | } | |
12888 | ||
12889 | UNBLOCK_INPUT; | |
12890 | ||
12891 | return prop_value; | |
12892 | ||
767b1ff0 | 12893 | #endif /* TODO */ |
6fc2811b JR |
12894 | return Qnil; |
12895 | } | |
12896 | ||
12897 | ||
12898 | \f | |
12899 | /*********************************************************************** | |
12900 | Busy cursor | |
12901 | ***********************************************************************/ | |
12902 | ||
f79e6790 | 12903 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 12904 | an hourglass cursor on all frames. */ |
6fc2811b | 12905 | |
0af913d7 | 12906 | static struct atimer *hourglass_atimer; |
6fc2811b | 12907 | |
0af913d7 | 12908 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 12909 | |
0af913d7 | 12910 | static int hourglass_shown_p; |
6fc2811b | 12911 | |
0af913d7 | 12912 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 12913 | |
0af913d7 | 12914 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 12915 | |
0af913d7 | 12916 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
12917 | cursor. */ |
12918 | ||
0af913d7 | 12919 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
12920 | |
12921 | /* Function prototypes. */ | |
12922 | ||
0af913d7 GM |
12923 | static void show_hourglass P_ ((struct atimer *)); |
12924 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
12925 | |
12926 | ||
0af913d7 | 12927 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
12928 | |
12929 | void | |
0af913d7 | 12930 | start_hourglass () |
f79e6790 | 12931 | { |
767b1ff0 | 12932 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12933 | EMACS_TIME delay; |
dfff8a69 | 12934 | int secs, usecs = 0; |
f79e6790 | 12935 | |
0af913d7 | 12936 | cancel_hourglass (); |
f79e6790 | 12937 | |
0af913d7 GM |
12938 | if (INTEGERP (Vhourglass_delay) |
12939 | && XINT (Vhourglass_delay) > 0) | |
12940 | secs = XFASTINT (Vhourglass_delay); | |
12941 | else if (FLOATP (Vhourglass_delay) | |
12942 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
12943 | { |
12944 | Lisp_Object tem; | |
0af913d7 | 12945 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 12946 | secs = XFASTINT (tem); |
0af913d7 | 12947 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 12948 | } |
f79e6790 | 12949 | else |
0af913d7 | 12950 | secs = DEFAULT_HOURGLASS_DELAY; |
f79e6790 | 12951 | |
dfff8a69 | 12952 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
12953 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
12954 | show_hourglass, NULL); | |
f79e6790 JR |
12955 | #endif |
12956 | } | |
12957 | ||
12958 | ||
0af913d7 GM |
12959 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
12960 | cursor if shown. */ | |
f79e6790 JR |
12961 | |
12962 | void | |
0af913d7 | 12963 | cancel_hourglass () |
f79e6790 | 12964 | { |
0af913d7 | 12965 | if (hourglass_atimer) |
dfff8a69 | 12966 | { |
0af913d7 GM |
12967 | cancel_atimer (hourglass_atimer); |
12968 | hourglass_atimer = NULL; | |
dfff8a69 JR |
12969 | } |
12970 | ||
0af913d7 GM |
12971 | if (hourglass_shown_p) |
12972 | hide_hourglass (); | |
f79e6790 JR |
12973 | } |
12974 | ||
12975 | ||
0af913d7 GM |
12976 | /* Timer function of hourglass_atimer. TIMER is equal to |
12977 | hourglass_atimer. | |
f79e6790 | 12978 | |
0af913d7 GM |
12979 | Display an hourglass cursor on all frames by mapping the frames' |
12980 | hourglass_window. Set the hourglass_p flag in the frames' | |
12981 | output_data.x structure to indicate that an hourglass cursor is | |
12982 | shown on the frames. */ | |
f79e6790 JR |
12983 | |
12984 | static void | |
0af913d7 | 12985 | show_hourglass (timer) |
f79e6790 | 12986 | struct atimer *timer; |
6fc2811b | 12987 | { |
767b1ff0 | 12988 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12989 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 12990 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 12991 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 12992 | hourglass_atimer = NULL; |
f79e6790 | 12993 | |
0af913d7 | 12994 | if (!hourglass_shown_p) |
6fc2811b JR |
12995 | { |
12996 | Lisp_Object rest, frame; | |
f79e6790 JR |
12997 | |
12998 | BLOCK_INPUT; | |
12999 | ||
6fc2811b | 13000 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13001 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13002 | { |
13003 | struct frame *f = XFRAME (frame); | |
f79e6790 | 13004 | |
0af913d7 | 13005 | f->output_data.w32->hourglass_p = 1; |
f79e6790 | 13006 | |
0af913d7 | 13007 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13008 | { |
13009 | unsigned long mask = CWCursor; | |
13010 | XSetWindowAttributes attrs; | |
f79e6790 | 13011 | |
0af913d7 | 13012 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
f79e6790 | 13013 | |
0af913d7 | 13014 | f->output_data.w32->hourglass_window |
f79e6790 | 13015 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13016 | FRAME_OUTER_WINDOW (f), |
13017 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13018 | InputOnly, |
13019 | CopyFromParent, | |
6fc2811b JR |
13020 | mask, &attrs); |
13021 | } | |
f79e6790 | 13022 | |
0af913d7 GM |
13023 | XMapRaised (FRAME_X_DISPLAY (f), |
13024 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13025 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13026 | } |
6fc2811b | 13027 | |
0af913d7 | 13028 | hourglass_shown_p = 1; |
f79e6790 JR |
13029 | UNBLOCK_INPUT; |
13030 | } | |
13031 | #endif | |
6fc2811b JR |
13032 | } |
13033 | ||
13034 | ||
0af913d7 | 13035 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13036 | |
f79e6790 | 13037 | static void |
0af913d7 | 13038 | hide_hourglass () |
f79e6790 | 13039 | { |
767b1ff0 | 13040 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13041 | if (hourglass_shown_p) |
6fc2811b | 13042 | { |
f79e6790 JR |
13043 | Lisp_Object rest, frame; |
13044 | ||
13045 | BLOCK_INPUT; | |
13046 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13047 | { |
f79e6790 JR |
13048 | struct frame *f = XFRAME (frame); |
13049 | ||
dc220243 | 13050 | if (FRAME_W32_P (f) |
f79e6790 | 13051 | /* Watch out for newly created frames. */ |
0af913d7 | 13052 | && f->output_data.x->hourglass_window) |
f79e6790 | 13053 | { |
0af913d7 GM |
13054 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13055 | f->output_data.x->hourglass_window); | |
13056 | /* Sync here because XTread_socket looks at the | |
13057 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13058 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13059 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13060 | } |
6fc2811b | 13061 | } |
6fc2811b | 13062 | |
0af913d7 | 13063 | hourglass_shown_p = 0; |
f79e6790 JR |
13064 | UNBLOCK_INPUT; |
13065 | } | |
13066 | #endif | |
6fc2811b JR |
13067 | } |
13068 | ||
13069 | ||
13070 | \f | |
13071 | /*********************************************************************** | |
13072 | Tool tips | |
13073 | ***********************************************************************/ | |
13074 | ||
13075 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13076 | Lisp_Object, Lisp_Object)); |
13077 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13078 | Lisp_Object, int, int, int *, int *)); | |
6fc2811b | 13079 | |
3cf3436e | 13080 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13081 | |
937e601e | 13082 | Lisp_Object tip_frame; |
6fc2811b JR |
13083 | |
13084 | /* If non-nil, a timer started that hides the last tooltip when it | |
13085 | fires. */ | |
13086 | ||
13087 | Lisp_Object tip_timer; | |
13088 | Window tip_window; | |
13089 | ||
3cf3436e JR |
13090 | /* If non-nil, a vector of 3 elements containing the last args |
13091 | with which x-show-tip was called. See there. */ | |
13092 | ||
13093 | Lisp_Object last_show_tip_args; | |
13094 | ||
13095 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13096 | ||
13097 | Lisp_Object Vx_max_tooltip_size; | |
13098 | ||
13099 | ||
937e601e AI |
13100 | static Lisp_Object |
13101 | unwind_create_tip_frame (frame) | |
13102 | Lisp_Object frame; | |
13103 | { | |
c844a81a GM |
13104 | Lisp_Object deleted; |
13105 | ||
13106 | deleted = unwind_create_frame (frame); | |
13107 | if (EQ (deleted, Qt)) | |
13108 | { | |
13109 | tip_window = NULL; | |
13110 | tip_frame = Qnil; | |
13111 | } | |
13112 | ||
13113 | return deleted; | |
937e601e AI |
13114 | } |
13115 | ||
13116 | ||
6fc2811b | 13117 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13118 | PARMS is a list of frame parameters. TEXT is the string to |
13119 | display in the tip frame. Value is the frame. | |
937e601e AI |
13120 | |
13121 | Note that functions called here, esp. x_default_parameter can | |
13122 | signal errors, for instance when a specified color name is | |
13123 | undefined. We have to make sure that we're in a consistent state | |
13124 | when this happens. */ | |
6fc2811b JR |
13125 | |
13126 | static Lisp_Object | |
3cf3436e | 13127 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13128 | struct w32_display_info *dpyinfo; |
3cf3436e | 13129 | Lisp_Object parms, text; |
6fc2811b | 13130 | { |
6fc2811b JR |
13131 | struct frame *f; |
13132 | Lisp_Object frame, tem; | |
13133 | Lisp_Object name; | |
13134 | long window_prompting = 0; | |
13135 | int width, height; | |
dc220243 | 13136 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13137 | struct gcpro gcpro1, gcpro2, gcpro3; |
13138 | struct kboard *kb; | |
3cf3436e JR |
13139 | int face_change_count_before = face_change_count; |
13140 | Lisp_Object buffer; | |
13141 | struct buffer *old_buffer; | |
6fc2811b | 13142 | |
ca56d953 | 13143 | check_w32 (); |
6fc2811b JR |
13144 | |
13145 | /* Use this general default value to start with until we know if | |
13146 | this frame has a specified name. */ | |
13147 | Vx_resource_name = Vinvocation_name; | |
13148 | ||
13149 | #ifdef MULTI_KBOARD | |
13150 | kb = dpyinfo->kboard; | |
13151 | #else | |
13152 | kb = &the_only_kboard; | |
13153 | #endif | |
13154 | ||
13155 | /* Get the name of the frame to use for resource lookup. */ | |
13156 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
13157 | if (!STRINGP (name) | |
13158 | && !EQ (name, Qunbound) | |
13159 | && !NILP (name)) | |
13160 | error ("Invalid frame name--not a string or nil"); | |
13161 | Vx_resource_name = name; | |
13162 | ||
13163 | frame = Qnil; | |
13164 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
13165 | /* Make a frame without minibuffer nor mode-line. */ |
13166 | f = make_frame (0); | |
13167 | f->wants_modeline = 0; | |
6fc2811b | 13168 | XSETFRAME (frame, f); |
3cf3436e JR |
13169 | |
13170 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
13171 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
13172 | old_buffer = current_buffer; | |
13173 | set_buffer_internal_1 (XBUFFER (buffer)); | |
13174 | current_buffer->truncate_lines = Qnil; | |
13175 | Ferase_buffer (); | |
13176 | Finsert (1, &text); | |
13177 | set_buffer_internal_1 (old_buffer); | |
13178 | ||
6fc2811b | 13179 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 13180 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 13181 | |
3cf3436e JR |
13182 | /* By setting the output method, we're essentially saying that |
13183 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
13184 | from this point on, x_destroy_window might screw up reference | |
13185 | counts etc. */ | |
d88c567c | 13186 | f->output_method = output_w32; |
6fc2811b JR |
13187 | f->output_data.w32 = |
13188 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
13189 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
13190 | |
13191 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
13192 | f->icon_name = Qnil; |
13193 | ||
ca56d953 | 13194 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
13195 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
13196 | dpyinfo_refcount = dpyinfo->reference_count; | |
13197 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
13198 | #ifdef MULTI_KBOARD |
13199 | FRAME_KBOARD (f) = kb; | |
13200 | #endif | |
13201 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
13202 | f->output_data.w32->explicit_parent = 0; | |
13203 | ||
13204 | /* Set the name; the functions to which we pass f expect the name to | |
13205 | be set. */ | |
13206 | if (EQ (name, Qunbound) || NILP (name)) | |
13207 | { | |
ca56d953 | 13208 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
13209 | f->explicit_name = 0; |
13210 | } | |
13211 | else | |
13212 | { | |
13213 | f->name = name; | |
13214 | f->explicit_name = 1; | |
13215 | /* use the frame's title when getting resources for this frame. */ | |
13216 | specbind (Qx_resource_name, name); | |
13217 | } | |
13218 | ||
6fc2811b JR |
13219 | /* Extract the window parameters from the supplied values |
13220 | that are needed to determine window geometry. */ | |
13221 | { | |
13222 | Lisp_Object font; | |
13223 | ||
13224 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
13225 | ||
13226 | BLOCK_INPUT; | |
13227 | /* First, try whatever font the caller has specified. */ | |
13228 | if (STRINGP (font)) | |
13229 | { | |
13230 | tem = Fquery_fontset (font, Qnil); | |
13231 | if (STRINGP (tem)) | |
13232 | font = x_new_fontset (f, XSTRING (tem)->data); | |
13233 | else | |
13234 | font = x_new_font (f, XSTRING (font)->data); | |
13235 | } | |
13236 | ||
13237 | /* Try out a font which we hope has bold and italic variations. */ | |
13238 | if (!STRINGP (font)) | |
ca56d953 | 13239 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 13240 | if (! STRINGP (font)) |
ca56d953 | 13241 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13242 | /* If those didn't work, look for something which will at least work. */ |
13243 | if (! STRINGP (font)) | |
ca56d953 | 13244 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13245 | UNBLOCK_INPUT; |
13246 | if (! STRINGP (font)) | |
ca56d953 | 13247 | font = build_string ("Fixedsys"); |
6fc2811b JR |
13248 | |
13249 | x_default_parameter (f, parms, Qfont, font, | |
13250 | "font", "Font", RES_TYPE_STRING); | |
13251 | } | |
13252 | ||
13253 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
13254 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
13255 | /* This defaults to 2 in order to match xterm. We recognize either |
13256 | internalBorderWidth or internalBorder (which is what xterm calls | |
13257 | it). */ | |
13258 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13259 | { | |
13260 | Lisp_Object value; | |
13261 | ||
13262 | value = w32_get_arg (parms, Qinternal_border_width, | |
13263 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
13264 | if (! EQ (value, Qunbound)) | |
13265 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
13266 | parms); | |
13267 | } | |
bfd6edcc | 13268 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
13269 | "internalBorderWidth", "internalBorderWidth", |
13270 | RES_TYPE_NUMBER); | |
13271 | ||
13272 | /* Also do the stuff which must be set before the window exists. */ | |
13273 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
13274 | "foreground", "Foreground", RES_TYPE_STRING); | |
13275 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
13276 | "background", "Background", RES_TYPE_STRING); | |
13277 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
13278 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
13279 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
13280 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
13281 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
13282 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
13283 | ||
13284 | /* Init faces before x_default_parameter is called for scroll-bar | |
13285 | parameters because that function calls x_set_scroll_bar_width, | |
13286 | which calls change_frame_size, which calls Fset_window_buffer, | |
13287 | which runs hooks, which call Fvertical_motion. At the end, we | |
13288 | end up in init_iterator with a null face cache, which should not | |
13289 | happen. */ | |
13290 | init_frame_faces (f); | |
ca56d953 JR |
13291 | |
13292 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 13293 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 13294 | |
6fc2811b JR |
13295 | window_prompting = x_figure_window_size (f, parms); |
13296 | ||
9eb16b62 JR |
13297 | /* No fringes on tip frame. */ |
13298 | f->output_data.w32->fringes_extra = 0; | |
13299 | f->output_data.w32->fringe_cols = 0; | |
13300 | f->output_data.w32->left_fringe_width = 0; | |
13301 | f->output_data.w32->right_fringe_width = 0; | |
13302 | ||
6fc2811b JR |
13303 | if (window_prompting & XNegative) |
13304 | { | |
13305 | if (window_prompting & YNegative) | |
13306 | f->output_data.w32->win_gravity = SouthEastGravity; | |
13307 | else | |
13308 | f->output_data.w32->win_gravity = NorthEastGravity; | |
13309 | } | |
13310 | else | |
13311 | { | |
13312 | if (window_prompting & YNegative) | |
13313 | f->output_data.w32->win_gravity = SouthWestGravity; | |
13314 | else | |
13315 | f->output_data.w32->win_gravity = NorthWestGravity; | |
13316 | } | |
13317 | ||
13318 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
13319 | |
13320 | BLOCK_INPUT; | |
13321 | my_create_tip_window (f); | |
13322 | UNBLOCK_INPUT; | |
6fc2811b JR |
13323 | |
13324 | x_make_gc (f); | |
13325 | ||
13326 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
13327 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13328 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
13329 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13330 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
13331 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
13332 | ||
13333 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
13334 | Change will not be effected unless different from the current | |
13335 | f->height. */ | |
13336 | width = f->width; | |
13337 | height = f->height; | |
13338 | f->height = 0; | |
13339 | SET_FRAME_WIDTH (f, 0); | |
13340 | change_frame_size (f, height, width, 1, 0, 0); | |
13341 | ||
3cf3436e JR |
13342 | /* Set up faces after all frame parameters are known. This call |
13343 | also merges in face attributes specified for new frames. | |
13344 | ||
13345 | Frame parameters may be changed if .Xdefaults contains | |
13346 | specifications for the default font. For example, if there is an | |
13347 | `Emacs.default.attributeBackground: pink', the `background-color' | |
13348 | attribute of the frame get's set, which let's the internal border | |
13349 | of the tooltip frame appear in pink. Prevent this. */ | |
13350 | { | |
13351 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
13352 | ||
13353 | /* Set tip_frame here, so that */ | |
13354 | tip_frame = frame; | |
13355 | call1 (Qface_set_after_frame_default, frame); | |
13356 | ||
13357 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
13358 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
13359 | Qnil)); | |
13360 | } | |
13361 | ||
6fc2811b JR |
13362 | f->no_split = 1; |
13363 | ||
13364 | UNGCPRO; | |
13365 | ||
13366 | /* It is now ok to make the frame official even if we get an error | |
13367 | below. And the frame needs to be on Vframe_list or making it | |
13368 | visible won't work. */ | |
13369 | Vframe_list = Fcons (frame, Vframe_list); | |
13370 | ||
13371 | /* Now that the frame is official, it counts as a reference to | |
13372 | its display. */ | |
13373 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 13374 | |
3cf3436e JR |
13375 | /* Setting attributes of faces of the tooltip frame from resources |
13376 | and similar will increment face_change_count, which leads to the | |
13377 | clearing of all current matrices. Since this isn't necessary | |
13378 | here, avoid it by resetting face_change_count to the value it | |
13379 | had before we created the tip frame. */ | |
13380 | face_change_count = face_change_count_before; | |
13381 | ||
13382 | /* Discard the unwind_protect. */ | |
6fc2811b | 13383 | return unbind_to (count, frame); |
ee78dc32 GV |
13384 | } |
13385 | ||
3cf3436e JR |
13386 | |
13387 | /* Compute where to display tip frame F. PARMS is the list of frame | |
13388 | parameters for F. DX and DY are specified offsets from the current | |
13389 | location of the mouse. WIDTH and HEIGHT are the width and height | |
13390 | of the tooltip. Return coordinates relative to the root window of | |
13391 | the display in *ROOT_X, and *ROOT_Y. */ | |
13392 | ||
13393 | static void | |
13394 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
13395 | struct frame *f; | |
13396 | Lisp_Object parms, dx, dy; | |
13397 | int width, height; | |
13398 | int *root_x, *root_y; | |
13399 | { | |
3cf3436e | 13400 | Lisp_Object left, top; |
3cf3436e JR |
13401 | |
13402 | /* User-specified position? */ | |
13403 | left = Fcdr (Fassq (Qleft, parms)); | |
13404 | top = Fcdr (Fassq (Qtop, parms)); | |
13405 | ||
13406 | /* Move the tooltip window where the mouse pointer is. Resize and | |
13407 | show it. */ | |
ca56d953 | 13408 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 13409 | { |
ca56d953 JR |
13410 | POINT pt; |
13411 | ||
3cf3436e | 13412 | BLOCK_INPUT; |
ca56d953 JR |
13413 | GetCursorPos (&pt); |
13414 | *root_x = pt.x; | |
13415 | *root_y = pt.y; | |
3cf3436e JR |
13416 | UNBLOCK_INPUT; |
13417 | } | |
13418 | ||
13419 | if (INTEGERP (top)) | |
13420 | *root_y = XINT (top); | |
13421 | else if (*root_y + XINT (dy) - height < 0) | |
13422 | *root_y -= XINT (dy); | |
13423 | else | |
13424 | { | |
13425 | *root_y -= height; | |
13426 | *root_y += XINT (dy); | |
13427 | } | |
13428 | ||
13429 | if (INTEGERP (left)) | |
13430 | *root_x = XINT (left); | |
bfd6edcc | 13431 | else if (*root_x + XINT (dx) + width > FRAME_W32_DISPLAY_INFO (f)->width) |
3cf3436e JR |
13432 | *root_x -= width + XINT (dx); |
13433 | else | |
13434 | *root_x += XINT (dx); | |
3cf3436e JR |
13435 | } |
13436 | ||
13437 | ||
71eab8d1 | 13438 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
13439 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
13440 | A tooltip window is a small window displaying a string. | |
13441 | ||
13442 | FRAME nil or omitted means use the selected frame. | |
13443 | ||
13444 | PARMS is an optional list of frame parameters which can be | |
13445 | used to change the tooltip's appearance. | |
13446 | ||
ca56d953 JR |
13447 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
13448 | means use the default timeout of 5 seconds. | |
74e1aeec | 13449 | |
ca56d953 | 13450 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
13451 | the tooltip is displayed at that x-position. Otherwise it is |
13452 | displayed at the mouse position, with offset DX added (default is 5 if | |
13453 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
13454 | parameter is specified, it determines the y-position of the tooltip | |
13455 | window, otherwise it is displayed at the mouse position, with offset | |
13456 | DY added (default is -10). | |
13457 | ||
13458 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
13459 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
13460 | (string, frame, parms, timeout, dx, dy) |
13461 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 13462 | { |
6fc2811b JR |
13463 | struct frame *f; |
13464 | struct window *w; | |
3cf3436e | 13465 | int root_x, root_y; |
6fc2811b JR |
13466 | struct buffer *old_buffer; |
13467 | struct text_pos pos; | |
13468 | int i, width, height; | |
6fc2811b JR |
13469 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
13470 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
ca56d953 | 13471 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13472 | |
13473 | specbind (Qinhibit_redisplay, Qt); | |
ee78dc32 | 13474 | |
dfff8a69 | 13475 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 13476 | |
b7826503 | 13477 | CHECK_STRING (string); |
6fc2811b JR |
13478 | f = check_x_frame (frame); |
13479 | if (NILP (timeout)) | |
13480 | timeout = make_number (5); | |
13481 | else | |
b7826503 | 13482 | CHECK_NATNUM (timeout); |
ee78dc32 | 13483 | |
71eab8d1 AI |
13484 | if (NILP (dx)) |
13485 | dx = make_number (5); | |
13486 | else | |
b7826503 | 13487 | CHECK_NUMBER (dx); |
71eab8d1 AI |
13488 | |
13489 | if (NILP (dy)) | |
dc220243 | 13490 | dy = make_number (-10); |
71eab8d1 | 13491 | else |
b7826503 | 13492 | CHECK_NUMBER (dy); |
71eab8d1 | 13493 | |
dc220243 JR |
13494 | if (NILP (last_show_tip_args)) |
13495 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
13496 | ||
13497 | if (!NILP (tip_frame)) | |
13498 | { | |
13499 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
13500 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
13501 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
13502 | ||
13503 | if (EQ (frame, last_frame) | |
13504 | && !NILP (Fequal (last_string, string)) | |
13505 | && !NILP (Fequal (last_parms, parms))) | |
13506 | { | |
13507 | struct frame *f = XFRAME (tip_frame); | |
13508 | ||
13509 | /* Only DX and DY have changed. */ | |
13510 | if (!NILP (tip_timer)) | |
13511 | { | |
13512 | Lisp_Object timer = tip_timer; | |
13513 | tip_timer = Qnil; | |
13514 | call1 (Qcancel_timer, timer); | |
13515 | } | |
13516 | ||
13517 | BLOCK_INPUT; | |
ca56d953 JR |
13518 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
13519 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
13520 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13521 | root_x, root_y, 0, 0, | |
13522 | SWP_NOSIZE | SWP_NOACTIVATE); | |
dc220243 JR |
13523 | UNBLOCK_INPUT; |
13524 | goto start_timer; | |
13525 | } | |
13526 | } | |
13527 | ||
6fc2811b JR |
13528 | /* Hide a previous tip, if any. */ |
13529 | Fx_hide_tip (); | |
ee78dc32 | 13530 | |
dc220243 JR |
13531 | ASET (last_show_tip_args, 0, string); |
13532 | ASET (last_show_tip_args, 1, frame); | |
13533 | ASET (last_show_tip_args, 2, parms); | |
13534 | ||
6fc2811b JR |
13535 | /* Add default values to frame parameters. */ |
13536 | if (NILP (Fassq (Qname, parms))) | |
13537 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
13538 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13539 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
13540 | if (NILP (Fassq (Qborder_width, parms))) | |
13541 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
13542 | if (NILP (Fassq (Qborder_color, parms))) | |
13543 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
13544 | if (NILP (Fassq (Qbackground_color, parms))) | |
13545 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
13546 | parms); | |
13547 | ||
0e3fcdef JR |
13548 | /* Block input until the tip has been fully drawn, to avoid crashes |
13549 | when drawing tips in menus. */ | |
13550 | BLOCK_INPUT; | |
13551 | ||
6fc2811b JR |
13552 | /* Create a frame for the tooltip, and record it in the global |
13553 | variable tip_frame. */ | |
ca56d953 | 13554 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 13555 | f = XFRAME (frame); |
6fc2811b | 13556 | |
3cf3436e | 13557 | /* Set up the frame's root window. */ |
6fc2811b JR |
13558 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
13559 | w->left = w->top = make_number (0); | |
3cf3436e JR |
13560 | |
13561 | if (CONSP (Vx_max_tooltip_size) | |
13562 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
13563 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
13564 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
13565 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
13566 | { | |
13567 | w->width = XCAR (Vx_max_tooltip_size); | |
13568 | w->height = XCDR (Vx_max_tooltip_size); | |
13569 | } | |
13570 | else | |
13571 | { | |
13572 | w->width = make_number (80); | |
13573 | w->height = make_number (40); | |
13574 | } | |
13575 | ||
13576 | f->window_width = XINT (w->width); | |
6fc2811b JR |
13577 | adjust_glyphs (f); |
13578 | w->pseudo_window_p = 1; | |
13579 | ||
13580 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 13581 | old_buffer = current_buffer; |
3cf3436e JR |
13582 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
13583 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
13584 | clear_glyph_matrix (w->desired_matrix); |
13585 | clear_glyph_matrix (w->current_matrix); | |
13586 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
13587 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
13588 | ||
13589 | /* Compute width and height of the tooltip. */ | |
13590 | width = height = 0; | |
13591 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 13592 | { |
6fc2811b JR |
13593 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
13594 | struct glyph *last; | |
13595 | int row_width; | |
13596 | ||
13597 | /* Stop at the first empty row at the end. */ | |
13598 | if (!row->enabled_p || !row->displays_text_p) | |
13599 | break; | |
13600 | ||
13601 | /* Let the row go over the full width of the frame. */ | |
13602 | row->full_width_p = 1; | |
13603 | ||
4e3a1c61 JR |
13604 | #ifdef TODO /* Investigate why some fonts need more width than is |
13605 | calculated for some tooltips. */ | |
6fc2811b JR |
13606 | /* There's a glyph at the end of rows that is use to place |
13607 | the cursor there. Don't include the width of this glyph. */ | |
13608 | if (row->used[TEXT_AREA]) | |
13609 | { | |
13610 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
13611 | row_width = row->pixel_width - last->pixel_width; | |
13612 | } | |
13613 | else | |
4e3a1c61 | 13614 | #endif |
6fc2811b JR |
13615 | row_width = row->pixel_width; |
13616 | ||
ca56d953 | 13617 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 13618 | height += row->height; |
6fc2811b | 13619 | width = max (width, row_width); |
ee78dc32 GV |
13620 | } |
13621 | ||
6fc2811b JR |
13622 | /* Add the frame's internal border to the width and height the X |
13623 | window should have. */ | |
13624 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
13625 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 13626 | |
6fc2811b JR |
13627 | /* Move the tooltip window where the mouse pointer is. Resize and |
13628 | show it. */ | |
3cf3436e | 13629 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 13630 | |
bfd6edcc JR |
13631 | { |
13632 | /* Adjust Window size to take border into account. */ | |
13633 | RECT rect; | |
13634 | rect.left = rect.top = 0; | |
13635 | rect.right = width; | |
13636 | rect.bottom = height; | |
13637 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
13638 | FRAME_EXTERNAL_MENU_BAR (f)); | |
13639 | ||
13640 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13641 | root_x, root_y, rect.right - rect.left, | |
13642 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
13643 | ||
13644 | /* Let redisplay know that we have made the frame visible already. */ | |
13645 | f->async_visible = 1; | |
13646 | ||
13647 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
13648 | } | |
ee78dc32 | 13649 | |
6fc2811b JR |
13650 | /* Draw into the window. */ |
13651 | w->must_be_updated_p = 1; | |
13652 | update_single_window (w, 1); | |
ee78dc32 | 13653 | |
0e3fcdef JR |
13654 | UNBLOCK_INPUT; |
13655 | ||
6fc2811b JR |
13656 | /* Restore original current buffer. */ |
13657 | set_buffer_internal_1 (old_buffer); | |
13658 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 13659 | |
dc220243 | 13660 | start_timer: |
6fc2811b JR |
13661 | /* Let the tip disappear after timeout seconds. */ |
13662 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
13663 | intern ("x-hide-tip")); | |
ee78dc32 | 13664 | |
dfff8a69 | 13665 | UNGCPRO; |
6fc2811b | 13666 | return unbind_to (count, Qnil); |
ee78dc32 GV |
13667 | } |
13668 | ||
ee78dc32 | 13669 | |
6fc2811b | 13670 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
13671 | doc: /* Hide the current tooltip window, if there is any. |
13672 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
13673 | () |
13674 | { | |
937e601e AI |
13675 | int count; |
13676 | Lisp_Object deleted, frame, timer; | |
13677 | struct gcpro gcpro1, gcpro2; | |
13678 | ||
13679 | /* Return quickly if nothing to do. */ | |
13680 | if (NILP (tip_timer) && NILP (tip_frame)) | |
13681 | return Qnil; | |
13682 | ||
13683 | frame = tip_frame; | |
13684 | timer = tip_timer; | |
13685 | GCPRO2 (frame, timer); | |
13686 | tip_frame = tip_timer = deleted = Qnil; | |
6fc2811b | 13687 | |
937e601e | 13688 | count = BINDING_STACK_SIZE (); |
6fc2811b | 13689 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 13690 | specbind (Qinhibit_quit, Qt); |
6fc2811b | 13691 | |
937e601e | 13692 | if (!NILP (timer)) |
dc220243 | 13693 | call1 (Qcancel_timer, timer); |
ee78dc32 | 13694 | |
937e601e | 13695 | if (FRAMEP (frame)) |
6fc2811b | 13696 | { |
937e601e AI |
13697 | Fdelete_frame (frame, Qnil); |
13698 | deleted = Qt; | |
6fc2811b | 13699 | } |
1edf84e7 | 13700 | |
937e601e AI |
13701 | UNGCPRO; |
13702 | return unbind_to (count, deleted); | |
6fc2811b | 13703 | } |
5ac45f98 | 13704 | |
5ac45f98 | 13705 | |
6fc2811b JR |
13706 | \f |
13707 | /*********************************************************************** | |
13708 | File selection dialog | |
13709 | ***********************************************************************/ | |
13710 | ||
13711 | extern Lisp_Object Qfile_name_history; | |
13712 | ||
13713 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
74e1aeec JR |
13714 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
13715 | Use a file selection dialog. | |
13716 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
13717 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
13718 | (prompt, dir, default_filename, mustmatch) |
13719 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
13720 | { | |
13721 | struct frame *f = SELECTED_FRAME (); | |
13722 | Lisp_Object file = Qnil; | |
13723 | int count = specpdl_ptr - specpdl; | |
13724 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
13725 | char filename[MAX_PATH + 1]; | |
13726 | char init_dir[MAX_PATH + 1]; | |
13727 | int use_dialog_p = 1; | |
13728 | ||
13729 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
13730 | CHECK_STRING (prompt); |
13731 | CHECK_STRING (dir); | |
6fc2811b JR |
13732 | |
13733 | /* Create the dialog with PROMPT as title, using DIR as initial | |
13734 | directory and using "*" as pattern. */ | |
13735 | dir = Fexpand_file_name (dir, Qnil); | |
13736 | strncpy (init_dir, XSTRING (dir)->data, MAX_PATH); | |
13737 | init_dir[MAX_PATH] = '\0'; | |
13738 | unixtodos_filename (init_dir); | |
13739 | ||
13740 | if (STRINGP (default_filename)) | |
13741 | { | |
13742 | char *file_name_only; | |
13743 | char *full_path_name = XSTRING (default_filename)->data; | |
5ac45f98 | 13744 | |
6fc2811b | 13745 | unixtodos_filename (full_path_name); |
5ac45f98 | 13746 | |
6fc2811b JR |
13747 | file_name_only = strrchr (full_path_name, '\\'); |
13748 | if (!file_name_only) | |
13749 | file_name_only = full_path_name; | |
13750 | else | |
13751 | { | |
13752 | file_name_only++; | |
5ac45f98 | 13753 | |
6fc2811b JR |
13754 | /* If default_file_name is a directory, don't use the open |
13755 | file dialog, as it does not support selecting | |
13756 | directories. */ | |
13757 | if (!(*file_name_only)) | |
13758 | use_dialog_p = 0; | |
13759 | } | |
ee78dc32 | 13760 | |
6fc2811b JR |
13761 | strncpy (filename, file_name_only, MAX_PATH); |
13762 | filename[MAX_PATH] = '\0'; | |
13763 | } | |
ee78dc32 | 13764 | else |
6fc2811b | 13765 | filename[0] = '\0'; |
ee78dc32 | 13766 | |
6fc2811b JR |
13767 | if (use_dialog_p) |
13768 | { | |
13769 | OPENFILENAME file_details; | |
5ac45f98 | 13770 | |
6fc2811b JR |
13771 | /* Prevent redisplay. */ |
13772 | specbind (Qinhibit_redisplay, Qt); | |
13773 | BLOCK_INPUT; | |
ee78dc32 | 13774 | |
6fc2811b JR |
13775 | bzero (&file_details, sizeof (file_details)); |
13776 | file_details.lStructSize = sizeof (file_details); | |
13777 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
3cf3436e JR |
13778 | /* Undocumented Bug in Common File Dialog: |
13779 | If a filter is not specified, shell links are not resolved. */ | |
13780 | file_details.lpstrFilter = "ALL Files (*.*)\0*.*\0\0"; | |
6fc2811b JR |
13781 | file_details.lpstrFile = filename; |
13782 | file_details.nMaxFile = sizeof (filename); | |
13783 | file_details.lpstrInitialDir = init_dir; | |
13784 | file_details.lpstrTitle = XSTRING (prompt)->data; | |
13785 | file_details.Flags = OFN_HIDEREADONLY | OFN_NOCHANGEDIR; | |
ee78dc32 | 13786 | |
6fc2811b JR |
13787 | if (!NILP (mustmatch)) |
13788 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
ee78dc32 | 13789 | |
6fc2811b JR |
13790 | if (GetOpenFileName (&file_details)) |
13791 | { | |
13792 | dostounix_filename (filename); | |
13793 | file = build_string (filename); | |
13794 | } | |
ee78dc32 | 13795 | else |
6fc2811b JR |
13796 | file = Qnil; |
13797 | ||
13798 | UNBLOCK_INPUT; | |
13799 | file = unbind_to (count, file); | |
ee78dc32 | 13800 | } |
6fc2811b JR |
13801 | /* Open File dialog will not allow folders to be selected, so resort |
13802 | to minibuffer completing reads for directories. */ | |
13803 | else | |
13804 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
13805 | dir, mustmatch, dir, Qfile_name_history, | |
13806 | default_filename, Qnil); | |
ee78dc32 | 13807 | |
6fc2811b | 13808 | UNGCPRO; |
1edf84e7 | 13809 | |
6fc2811b JR |
13810 | /* Make "Cancel" equivalent to C-g. */ |
13811 | if (NILP (file)) | |
13812 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 13813 | |
dfff8a69 | 13814 | return unbind_to (count, file); |
6fc2811b | 13815 | } |
ee78dc32 | 13816 | |
ee78dc32 | 13817 | |
6fc2811b | 13818 | \f |
6fc2811b JR |
13819 | /*********************************************************************** |
13820 | w32 specialized functions | |
13821 | ***********************************************************************/ | |
ee78dc32 | 13822 | |
fbd6baed | 13823 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 1, 0, |
74e1aeec JR |
13824 | doc: /* Select a font using the W32 font dialog. |
13825 | Returns an X font string corresponding to the selection. */) | |
ee78dc32 GV |
13826 | (frame) |
13827 | Lisp_Object frame; | |
13828 | { | |
13829 | FRAME_PTR f = check_x_frame (frame); | |
13830 | CHOOSEFONT cf; | |
13831 | LOGFONT lf; | |
f46e6225 GV |
13832 | TEXTMETRIC tm; |
13833 | HDC hdc; | |
13834 | HANDLE oldobj; | |
ee78dc32 GV |
13835 | char buf[100]; |
13836 | ||
13837 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 13838 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
13839 | |
13840 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 13841 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
6fc2811b | 13842 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS; |
ee78dc32 GV |
13843 | cf.lpLogFont = &lf; |
13844 | ||
f46e6225 GV |
13845 | /* Initialize as much of the font details as we can from the current |
13846 | default font. */ | |
13847 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
13848 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
13849 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
13850 | if (GetTextMetrics (hdc, &tm)) | |
13851 | { | |
13852 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
13853 | lf.lfWeight = tm.tmWeight; | |
13854 | lf.lfItalic = tm.tmItalic; | |
13855 | lf.lfUnderline = tm.tmUnderlined; | |
13856 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
13857 | lf.lfCharSet = tm.tmCharSet; |
13858 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
13859 | } | |
13860 | SelectObject (hdc, oldobj); | |
6fc2811b | 13861 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 13862 | |
767b1ff0 | 13863 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 13864 | return Qnil; |
ee78dc32 GV |
13865 | |
13866 | return build_string (buf); | |
13867 | } | |
13868 | ||
74e1aeec JR |
13869 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
13870 | Sw32_send_sys_command, 1, 2, 0, | |
13871 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
13872 | Some useful values for command are 0xf030 to maximise frame (0xf020 | |
13873 | to minimize), 0xf120 to restore frame to original size, and 0xf100 | |
13874 | to activate the menubar for keyboard access. 0xf140 activates the | |
13875 | screen saver if defined. | |
13876 | ||
13877 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
13878 | (command, frame) |
13879 | Lisp_Object command, frame; | |
13880 | { | |
1edf84e7 GV |
13881 | FRAME_PTR f = check_x_frame (frame); |
13882 | ||
b7826503 | 13883 | CHECK_NUMBER (command); |
1edf84e7 | 13884 | |
ce6059da | 13885 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
13886 | |
13887 | return Qnil; | |
13888 | } | |
13889 | ||
55dcfc15 | 13890 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
13891 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
13892 | This is a wrapper around the ShellExecute system function, which | |
13893 | invokes the application registered to handle OPERATION for DOCUMENT. | |
13894 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
13895 | nil for the default action), and DOCUMENT is typically the name of a | |
13896 | document file or URL, but can also be a program executable to run or | |
13897 | a directory to open in the Windows Explorer. | |
13898 | ||
13899 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
13900 | containing command line parameters, but otherwise should be nil. | |
13901 | ||
13902 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
13903 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
13904 | otherwise it is an integer representing a ShowWindow flag: | |
13905 | ||
13906 | 0 - start hidden | |
13907 | 1 - start normally | |
13908 | 3 - start maximized | |
13909 | 6 - start minimized */) | |
55dcfc15 AI |
13910 | (operation, document, parameters, show_flag) |
13911 | Lisp_Object operation, document, parameters, show_flag; | |
13912 | { | |
13913 | Lisp_Object current_dir; | |
13914 | ||
b7826503 | 13915 | CHECK_STRING (document); |
55dcfc15 AI |
13916 | |
13917 | /* Encode filename and current directory. */ | |
13918 | current_dir = ENCODE_FILE (current_buffer->directory); | |
13919 | document = ENCODE_FILE (document); | |
13920 | if ((int) ShellExecute (NULL, | |
6fc2811b JR |
13921 | (STRINGP (operation) ? |
13922 | XSTRING (operation)->data : NULL), | |
55dcfc15 AI |
13923 | XSTRING (document)->data, |
13924 | (STRINGP (parameters) ? | |
13925 | XSTRING (parameters)->data : NULL), | |
13926 | XSTRING (current_dir)->data, | |
13927 | (INTEGERP (show_flag) ? | |
13928 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
13929 | > 32) | |
13930 | return Qt; | |
90d97e64 | 13931 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
13932 | } |
13933 | ||
ccc2d29c GV |
13934 | /* Lookup virtual keycode from string representing the name of a |
13935 | non-ascii keystroke into the corresponding virtual key, using | |
13936 | lispy_function_keys. */ | |
13937 | static int | |
13938 | lookup_vk_code (char *key) | |
13939 | { | |
13940 | int i; | |
13941 | ||
13942 | for (i = 0; i < 256; i++) | |
13943 | if (lispy_function_keys[i] != 0 | |
13944 | && strcmp (lispy_function_keys[i], key) == 0) | |
13945 | return i; | |
13946 | ||
13947 | return -1; | |
13948 | } | |
13949 | ||
13950 | /* Convert a one-element vector style key sequence to a hot key | |
13951 | definition. */ | |
13952 | static int | |
13953 | w32_parse_hot_key (key) | |
13954 | Lisp_Object key; | |
13955 | { | |
13956 | /* Copied from Fdefine_key and store_in_keymap. */ | |
13957 | register Lisp_Object c; | |
13958 | int vk_code; | |
13959 | int lisp_modifiers; | |
13960 | int w32_modifiers; | |
13961 | struct gcpro gcpro1; | |
13962 | ||
b7826503 | 13963 | CHECK_VECTOR (key); |
ccc2d29c GV |
13964 | |
13965 | if (XFASTINT (Flength (key)) != 1) | |
13966 | return Qnil; | |
13967 | ||
13968 | GCPRO1 (key); | |
13969 | ||
13970 | c = Faref (key, make_number (0)); | |
13971 | ||
13972 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
13973 | c = Fevent_convert_list (c); | |
13974 | ||
13975 | UNGCPRO; | |
13976 | ||
13977 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
13978 | error ("Key definition is invalid"); | |
13979 | ||
13980 | /* Work out the base key and the modifiers. */ | |
13981 | if (SYMBOLP (c)) | |
13982 | { | |
13983 | c = parse_modifiers (c); | |
13984 | lisp_modifiers = Fcar (Fcdr (c)); | |
13985 | c = Fcar (c); | |
13986 | if (!SYMBOLP (c)) | |
13987 | abort (); | |
13988 | vk_code = lookup_vk_code (XSYMBOL (c)->name->data); | |
13989 | } | |
13990 | else if (INTEGERP (c)) | |
13991 | { | |
13992 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
13993 | /* Many ascii characters are their own virtual key code. */ | |
13994 | vk_code = XINT (c) & CHARACTERBITS; | |
13995 | } | |
13996 | ||
13997 | if (vk_code < 0 || vk_code > 255) | |
13998 | return Qnil; | |
13999 | ||
14000 | if ((lisp_modifiers & meta_modifier) != 0 | |
14001 | && !NILP (Vw32_alt_is_meta)) | |
14002 | lisp_modifiers |= alt_modifier; | |
14003 | ||
71eab8d1 AI |
14004 | /* Supply defs missing from mingw32. */ |
14005 | #ifndef MOD_ALT | |
14006 | #define MOD_ALT 0x0001 | |
14007 | #define MOD_CONTROL 0x0002 | |
14008 | #define MOD_SHIFT 0x0004 | |
14009 | #define MOD_WIN 0x0008 | |
14010 | #endif | |
14011 | ||
ccc2d29c GV |
14012 | /* Convert lisp modifiers to Windows hot-key form. */ |
14013 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14014 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14015 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14016 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14017 | ||
14018 | return HOTKEY (vk_code, w32_modifiers); | |
14019 | } | |
14020 | ||
74e1aeec JR |
14021 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14022 | Sw32_register_hot_key, 1, 1, 0, | |
14023 | doc: /* Register KEY as a hot-key combination. | |
14024 | Certain key combinations like Alt-Tab are reserved for system use on | |
14025 | Windows, and therefore are normally intercepted by the system. However, | |
14026 | most of these key combinations can be received by registering them as | |
14027 | hot-keys, overriding their special meaning. | |
14028 | ||
14029 | KEY must be a one element key definition in vector form that would be | |
14030 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14031 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14032 | is always interpreted as the Windows modifier keys. | |
14033 | ||
14034 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14035 | (key) |
14036 | Lisp_Object key; | |
14037 | { | |
14038 | key = w32_parse_hot_key (key); | |
14039 | ||
14040 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14041 | { | |
14042 | /* Reuse an empty slot if possible. */ | |
14043 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14044 | ||
14045 | /* Safe to add new key to list, even if we have focus. */ | |
14046 | if (NILP (item)) | |
14047 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14048 | else | |
f3fbd155 | 14049 | XSETCAR (item, key); |
ccc2d29c GV |
14050 | |
14051 | /* Notify input thread about new hot-key definition, so that it | |
14052 | takes effect without needing to switch focus. */ | |
14053 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14054 | (WPARAM) key, 0); | |
14055 | } | |
14056 | ||
14057 | return key; | |
14058 | } | |
14059 | ||
74e1aeec JR |
14060 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14061 | Sw32_unregister_hot_key, 1, 1, 0, | |
14062 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
14063 | (key) |
14064 | Lisp_Object key; | |
14065 | { | |
14066 | Lisp_Object item; | |
14067 | ||
14068 | if (!INTEGERP (key)) | |
14069 | key = w32_parse_hot_key (key); | |
14070 | ||
14071 | item = Fmemq (key, w32_grabbed_keys); | |
14072 | ||
14073 | if (!NILP (item)) | |
14074 | { | |
14075 | /* Notify input thread about hot-key definition being removed, so | |
14076 | that it takes effect without needing focus switch. */ | |
14077 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
14078 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
14079 | { | |
14080 | MSG msg; | |
14081 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14082 | } | |
14083 | return Qt; | |
14084 | } | |
14085 | return Qnil; | |
14086 | } | |
14087 | ||
74e1aeec JR |
14088 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
14089 | Sw32_registered_hot_keys, 0, 0, 0, | |
14090 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
14091 | () |
14092 | { | |
14093 | return Fcopy_sequence (w32_grabbed_keys); | |
14094 | } | |
14095 | ||
74e1aeec JR |
14096 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
14097 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
14098 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
14099 | (hotkeyid) |
14100 | Lisp_Object hotkeyid; | |
14101 | { | |
14102 | int vk_code, w32_modifiers; | |
14103 | Lisp_Object key; | |
14104 | ||
b7826503 | 14105 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
14106 | |
14107 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
14108 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
14109 | ||
14110 | if (lispy_function_keys[vk_code]) | |
14111 | key = intern (lispy_function_keys[vk_code]); | |
14112 | else | |
14113 | key = make_number (vk_code); | |
14114 | ||
14115 | key = Fcons (key, Qnil); | |
14116 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 14117 | key = Fcons (Qshift, key); |
ccc2d29c | 14118 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 14119 | key = Fcons (Qctrl, key); |
ccc2d29c | 14120 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 14121 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 14122 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 14123 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
14124 | |
14125 | return key; | |
14126 | } | |
adcc3809 | 14127 | |
74e1aeec JR |
14128 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
14129 | Sw32_toggle_lock_key, 1, 2, 0, | |
14130 | doc: /* Toggle the state of the lock key KEY. | |
14131 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
14132 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
14133 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
14134 | (key, new_state) |
14135 | Lisp_Object key, new_state; | |
14136 | { | |
14137 | int vk_code; | |
adcc3809 GV |
14138 | |
14139 | if (EQ (key, intern ("capslock"))) | |
14140 | vk_code = VK_CAPITAL; | |
14141 | else if (EQ (key, intern ("kp-numlock"))) | |
14142 | vk_code = VK_NUMLOCK; | |
14143 | else if (EQ (key, intern ("scroll"))) | |
14144 | vk_code = VK_SCROLL; | |
14145 | else | |
14146 | return Qnil; | |
14147 | ||
14148 | if (!dwWindowsThreadId) | |
14149 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
14150 | ||
14151 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
14152 | (WPARAM) vk_code, (LPARAM) new_state)) | |
14153 | { | |
14154 | MSG msg; | |
14155 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14156 | return make_number (msg.wParam); | |
14157 | } | |
14158 | return Qnil; | |
14159 | } | |
ee78dc32 | 14160 | \f |
2254bcde | 14161 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
14162 | doc: /* Return storage information about the file system FILENAME is on. |
14163 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
14164 | storage of the file system, FREE is the free storage, and AVAIL is the | |
14165 | storage available to a non-superuser. All 3 numbers are in bytes. | |
14166 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
14167 | (filename) |
14168 | Lisp_Object filename; | |
14169 | { | |
14170 | Lisp_Object encoded, value; | |
14171 | ||
b7826503 | 14172 | CHECK_STRING (filename); |
2254bcde AI |
14173 | filename = Fexpand_file_name (filename, Qnil); |
14174 | encoded = ENCODE_FILE (filename); | |
14175 | ||
14176 | value = Qnil; | |
14177 | ||
14178 | /* Determining the required information on Windows turns out, sadly, | |
14179 | to be more involved than one would hope. The original Win32 api | |
14180 | call for this will return bogus information on some systems, but we | |
14181 | must dynamically probe for the replacement api, since that was | |
14182 | added rather late on. */ | |
14183 | { | |
14184 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
14185 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
14186 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
14187 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
14188 | ||
14189 | /* On Windows, we may need to specify the root directory of the | |
14190 | volume holding FILENAME. */ | |
14191 | char rootname[MAX_PATH]; | |
14192 | char *name = XSTRING (encoded)->data; | |
14193 | ||
14194 | /* find the root name of the volume if given */ | |
14195 | if (isalpha (name[0]) && name[1] == ':') | |
14196 | { | |
14197 | rootname[0] = name[0]; | |
14198 | rootname[1] = name[1]; | |
14199 | rootname[2] = '\\'; | |
14200 | rootname[3] = 0; | |
14201 | } | |
14202 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
14203 | { | |
14204 | char *str = rootname; | |
14205 | int slashes = 4; | |
14206 | do | |
14207 | { | |
14208 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
14209 | break; | |
14210 | *str++ = *name++; | |
14211 | } | |
14212 | while ( *name ); | |
14213 | ||
14214 | *str++ = '\\'; | |
14215 | *str = 0; | |
14216 | } | |
14217 | ||
14218 | if (pfn_GetDiskFreeSpaceEx) | |
14219 | { | |
14220 | LARGE_INTEGER availbytes; | |
14221 | LARGE_INTEGER freebytes; | |
14222 | LARGE_INTEGER totalbytes; | |
14223 | ||
14224 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
14225 | &availbytes, | |
14226 | &totalbytes, | |
14227 | &freebytes)) | |
14228 | value = list3 (make_float ((double) totalbytes.QuadPart), | |
14229 | make_float ((double) freebytes.QuadPart), | |
14230 | make_float ((double) availbytes.QuadPart)); | |
14231 | } | |
14232 | else | |
14233 | { | |
14234 | DWORD sectors_per_cluster; | |
14235 | DWORD bytes_per_sector; | |
14236 | DWORD free_clusters; | |
14237 | DWORD total_clusters; | |
14238 | ||
14239 | if (GetDiskFreeSpace(rootname, | |
14240 | §ors_per_cluster, | |
14241 | &bytes_per_sector, | |
14242 | &free_clusters, | |
14243 | &total_clusters)) | |
14244 | value = list3 (make_float ((double) total_clusters | |
14245 | * sectors_per_cluster * bytes_per_sector), | |
14246 | make_float ((double) free_clusters | |
14247 | * sectors_per_cluster * bytes_per_sector), | |
14248 | make_float ((double) free_clusters | |
14249 | * sectors_per_cluster * bytes_per_sector)); | |
14250 | } | |
14251 | } | |
14252 | ||
14253 | return value; | |
14254 | } | |
14255 | \f | |
0e3fcdef JR |
14256 | /*********************************************************************** |
14257 | Initialization | |
14258 | ***********************************************************************/ | |
14259 | ||
14260 | void | |
fbd6baed | 14261 | syms_of_w32fns () |
ee78dc32 | 14262 | { |
9eb16b62 JR |
14263 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); |
14264 | ||
1edf84e7 GV |
14265 | /* This is zero if not using MS-Windows. */ |
14266 | w32_in_use = 0; | |
14267 | ||
9eb16b62 JR |
14268 | /* TrackMouseEvent not available in all versions of Windows, so must load |
14269 | it dynamically. Do it once, here, instead of every time it is used. */ | |
14270 | track_mouse_event_fn = GetProcAddress (user32_lib, "TrackMouseEvent"); | |
14271 | track_mouse_window = NULL; | |
14272 | ||
ee78dc32 GV |
14273 | /* The section below is built by the lisp expression at the top of the file, |
14274 | just above where these variables are declared. */ | |
14275 | /*&&& init symbols here &&&*/ | |
14276 | Qauto_raise = intern ("auto-raise"); | |
14277 | staticpro (&Qauto_raise); | |
14278 | Qauto_lower = intern ("auto-lower"); | |
14279 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
14280 | Qbar = intern ("bar"); |
14281 | staticpro (&Qbar); | |
14282 | Qborder_color = intern ("border-color"); | |
14283 | staticpro (&Qborder_color); | |
14284 | Qborder_width = intern ("border-width"); | |
14285 | staticpro (&Qborder_width); | |
14286 | Qbox = intern ("box"); | |
14287 | staticpro (&Qbox); | |
14288 | Qcursor_color = intern ("cursor-color"); | |
14289 | staticpro (&Qcursor_color); | |
14290 | Qcursor_type = intern ("cursor-type"); | |
14291 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
14292 | Qgeometry = intern ("geometry"); |
14293 | staticpro (&Qgeometry); | |
14294 | Qicon_left = intern ("icon-left"); | |
14295 | staticpro (&Qicon_left); | |
14296 | Qicon_top = intern ("icon-top"); | |
14297 | staticpro (&Qicon_top); | |
14298 | Qicon_type = intern ("icon-type"); | |
14299 | staticpro (&Qicon_type); | |
14300 | Qicon_name = intern ("icon-name"); | |
14301 | staticpro (&Qicon_name); | |
14302 | Qinternal_border_width = intern ("internal-border-width"); | |
14303 | staticpro (&Qinternal_border_width); | |
14304 | Qleft = intern ("left"); | |
14305 | staticpro (&Qleft); | |
1026b400 RS |
14306 | Qright = intern ("right"); |
14307 | staticpro (&Qright); | |
ee78dc32 GV |
14308 | Qmouse_color = intern ("mouse-color"); |
14309 | staticpro (&Qmouse_color); | |
14310 | Qnone = intern ("none"); | |
14311 | staticpro (&Qnone); | |
14312 | Qparent_id = intern ("parent-id"); | |
14313 | staticpro (&Qparent_id); | |
14314 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
14315 | staticpro (&Qscroll_bar_width); | |
14316 | Qsuppress_icon = intern ("suppress-icon"); | |
14317 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
14318 | Qundefined_color = intern ("undefined-color"); |
14319 | staticpro (&Qundefined_color); | |
14320 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
14321 | staticpro (&Qvertical_scroll_bars); | |
14322 | Qvisibility = intern ("visibility"); | |
14323 | staticpro (&Qvisibility); | |
14324 | Qwindow_id = intern ("window-id"); | |
14325 | staticpro (&Qwindow_id); | |
14326 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
14327 | staticpro (&Qx_frame_parameter); | |
14328 | Qx_resource_name = intern ("x-resource-name"); | |
14329 | staticpro (&Qx_resource_name); | |
14330 | Quser_position = intern ("user-position"); | |
14331 | staticpro (&Quser_position); | |
14332 | Quser_size = intern ("user-size"); | |
14333 | staticpro (&Quser_size); | |
6fc2811b JR |
14334 | Qscreen_gamma = intern ("screen-gamma"); |
14335 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
14336 | Qline_spacing = intern ("line-spacing"); |
14337 | staticpro (&Qline_spacing); | |
14338 | Qcenter = intern ("center"); | |
14339 | staticpro (&Qcenter); | |
dc220243 JR |
14340 | Qcancel_timer = intern ("cancel-timer"); |
14341 | staticpro (&Qcancel_timer); | |
ee78dc32 GV |
14342 | /* This is the end of symbol initialization. */ |
14343 | ||
adcc3809 GV |
14344 | Qhyper = intern ("hyper"); |
14345 | staticpro (&Qhyper); | |
14346 | Qsuper = intern ("super"); | |
14347 | staticpro (&Qsuper); | |
14348 | Qmeta = intern ("meta"); | |
14349 | staticpro (&Qmeta); | |
14350 | Qalt = intern ("alt"); | |
14351 | staticpro (&Qalt); | |
14352 | Qctrl = intern ("ctrl"); | |
14353 | staticpro (&Qctrl); | |
14354 | Qcontrol = intern ("control"); | |
14355 | staticpro (&Qcontrol); | |
14356 | Qshift = intern ("shift"); | |
14357 | staticpro (&Qshift); | |
14358 | ||
6fc2811b JR |
14359 | /* Text property `display' should be nonsticky by default. */ |
14360 | Vtext_property_default_nonsticky | |
14361 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
14362 | ||
14363 | ||
14364 | Qlaplace = intern ("laplace"); | |
14365 | staticpro (&Qlaplace); | |
3cf3436e JR |
14366 | Qemboss = intern ("emboss"); |
14367 | staticpro (&Qemboss); | |
14368 | Qedge_detection = intern ("edge-detection"); | |
14369 | staticpro (&Qedge_detection); | |
14370 | Qheuristic = intern ("heuristic"); | |
14371 | staticpro (&Qheuristic); | |
14372 | QCmatrix = intern (":matrix"); | |
14373 | staticpro (&QCmatrix); | |
14374 | QCcolor_adjustment = intern (":color-adjustment"); | |
14375 | staticpro (&QCcolor_adjustment); | |
14376 | QCmask = intern (":mask"); | |
14377 | staticpro (&QCmask); | |
6fc2811b | 14378 | |
4b817373 RS |
14379 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
14380 | staticpro (&Qface_set_after_frame_default); | |
14381 | ||
ee78dc32 GV |
14382 | Fput (Qundefined_color, Qerror_conditions, |
14383 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
14384 | Fput (Qundefined_color, Qerror_message, | |
14385 | build_string ("Undefined color")); | |
14386 | ||
ccc2d29c GV |
14387 | staticpro (&w32_grabbed_keys); |
14388 | w32_grabbed_keys = Qnil; | |
14389 | ||
fbd6baed | 14390 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 14391 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 14392 | Vw32_color_map = Qnil; |
ee78dc32 | 14393 | |
fbd6baed | 14394 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
14395 | doc: /* Non-nil if alt key presses are passed on to Windows. |
14396 | When non-nil, for example, alt pressed and released and then space will | |
14397 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 14398 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 14399 | |
fbd6baed | 14400 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
14401 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
14402 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 14403 | Vw32_alt_is_meta = Qt; |
8c205c63 | 14404 | |
7d081355 | 14405 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 14406 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
14407 | XSETINT (Vw32_quit_key, 0); |
14408 | ||
ccc2d29c GV |
14409 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
14410 | &Vw32_pass_lwindow_to_system, | |
74e1aeec JR |
14411 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
14412 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14413 | Vw32_pass_lwindow_to_system = Qt; |
14414 | ||
14415 | DEFVAR_LISP ("w32-pass-rwindow-to-system", | |
14416 | &Vw32_pass_rwindow_to_system, | |
74e1aeec JR |
14417 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
14418 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14419 | Vw32_pass_rwindow_to_system = Qt; |
14420 | ||
adcc3809 GV |
14421 | DEFVAR_INT ("w32-phantom-key-code", |
14422 | &Vw32_phantom_key_code, | |
74e1aeec JR |
14423 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
14424 | Value is a number between 0 and 255. | |
14425 | ||
14426 | Phantom key presses are generated in order to stop the system from | |
14427 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
14428 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
14429 | /* Although 255 is technically not a valid key code, it works and |
14430 | means that this hack won't interfere with any real key code. */ | |
14431 | Vw32_phantom_key_code = 255; | |
adcc3809 | 14432 | |
ccc2d29c GV |
14433 | DEFVAR_LISP ("w32-enable-num-lock", |
14434 | &Vw32_enable_num_lock, | |
74e1aeec JR |
14435 | doc: /* Non-nil if Num Lock should act normally. |
14436 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
14437 | Vw32_enable_num_lock = Qt; |
14438 | ||
14439 | DEFVAR_LISP ("w32-enable-caps-lock", | |
14440 | &Vw32_enable_caps_lock, | |
74e1aeec JR |
14441 | doc: /* Non-nil if Caps Lock should act normally. |
14442 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
14443 | Vw32_enable_caps_lock = Qt; |
14444 | ||
14445 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
14446 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
14447 | doc: /* Modifier to use for the Scroll Lock on state. |
14448 | The value can be hyper, super, meta, alt, control or shift for the | |
14449 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
14450 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14451 | Vw32_scroll_lock_modifier = Qt; |
14452 | ||
14453 | DEFVAR_LISP ("w32-lwindow-modifier", | |
14454 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
14455 | doc: /* Modifier to use for the left \"Windows\" key. |
14456 | The value can be hyper, super, meta, alt, control or shift for the | |
14457 | respective modifier, or nil to appear as the key `lwindow'. | |
14458 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14459 | Vw32_lwindow_modifier = Qnil; |
14460 | ||
14461 | DEFVAR_LISP ("w32-rwindow-modifier", | |
14462 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
14463 | doc: /* Modifier to use for the right \"Windows\" key. |
14464 | The value can be hyper, super, meta, alt, control or shift for the | |
14465 | respective modifier, or nil to appear as the key `rwindow'. | |
14466 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14467 | Vw32_rwindow_modifier = Qnil; |
14468 | ||
14469 | DEFVAR_LISP ("w32-apps-modifier", | |
14470 | &Vw32_apps_modifier, | |
74e1aeec JR |
14471 | doc: /* Modifier to use for the \"Apps\" key. |
14472 | The value can be hyper, super, meta, alt, control or shift for the | |
14473 | respective modifier, or nil to appear as the key `apps'. | |
14474 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 14475 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 14476 | |
212da13b | 14477 | DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts, |
74e1aeec | 14478 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
6fc2811b | 14479 | Vw32_enable_synthesized_fonts = Qnil; |
5ac45f98 | 14480 | |
fbd6baed | 14481 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 14482 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 14483 | Vw32_enable_palette = Qt; |
5ac45f98 | 14484 | |
fbd6baed GV |
14485 | DEFVAR_INT ("w32-mouse-button-tolerance", |
14486 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
14487 | doc: /* Analogue of double click interval for faking middle mouse events. |
14488 | The value is the minimum time in milliseconds that must elapse between | |
14489 | left/right button down events before they are considered distinct events. | |
14490 | If both mouse buttons are depressed within this interval, a middle mouse | |
14491 | button down event is generated instead. */); | |
fbd6baed | 14492 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 14493 | |
fbd6baed GV |
14494 | DEFVAR_INT ("w32-mouse-move-interval", |
14495 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
14496 | doc: /* Minimum interval between mouse move events. |
14497 | The value is the minimum time in milliseconds that must elapse between | |
14498 | successive mouse move (or scroll bar drag) events before they are | |
14499 | reported as lisp events. */); | |
247be837 | 14500 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 14501 | |
ee78dc32 GV |
14502 | init_x_parm_symbols (); |
14503 | ||
14504 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
74e1aeec | 14505 | doc: /* List of directories to search for bitmap files for w32. */); |
ee78dc32 GV |
14506 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
14507 | ||
14508 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
14509 | doc: /* The shape of the pointer when over text. |
14510 | Changing the value does not affect existing frames | |
14511 | unless you set the mouse color. */); | |
ee78dc32 GV |
14512 | Vx_pointer_shape = Qnil; |
14513 | ||
14514 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
14515 | doc: /* The name Emacs uses to look up resources; for internal use only. |
14516 | `x-get-resource' uses this as the first component of the instance name | |
14517 | when requesting resource values. | |
14518 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
14519 | was invoked, or to the value specified with the `-name' or `-rn' | |
14520 | switches, if present. */); | |
ee78dc32 GV |
14521 | Vx_resource_name = Qnil; |
14522 | ||
14523 | Vx_nontext_pointer_shape = Qnil; | |
14524 | ||
14525 | Vx_mode_pointer_shape = Qnil; | |
14526 | ||
0af913d7 | 14527 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
14528 | doc: /* The shape of the pointer when Emacs is busy. |
14529 | This variable takes effect when you create a new frame | |
14530 | or when you set the mouse color. */); | |
0af913d7 | 14531 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 14532 | |
0af913d7 | 14533 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 14534 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 14535 | display_hourglass_p = 1; |
6fc2811b | 14536 | |
0af913d7 | 14537 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
14538 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
14539 | Value must be an integer or float. */); | |
0af913d7 | 14540 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 14541 | |
6fc2811b | 14542 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 14543 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
14544 | doc: /* The shape of the pointer when over mouse-sensitive text. |
14545 | This variable takes effect when you create a new frame | |
14546 | or when you set the mouse color. */); | |
ee78dc32 GV |
14547 | Vx_sensitive_text_pointer_shape = Qnil; |
14548 | ||
4694d762 JR |
14549 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
14550 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
14551 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
14552 | This variable takes effect when you create a new frame | |
14553 | or when you set the mouse color. */); | |
4694d762 JR |
14554 | Vx_window_horizontal_drag_shape = Qnil; |
14555 | ||
ee78dc32 | 14556 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 14557 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
14558 | Vx_cursor_fore_pixel = Qnil; |
14559 | ||
3cf3436e | 14560 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
14561 | doc: /* Maximum size for tooltips. |
14562 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e JR |
14563 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
14564 | ||
ee78dc32 | 14565 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
14566 | doc: /* Non-nil if no window manager is in use. |
14567 | Emacs doesn't try to figure this out; this is always nil | |
14568 | unless you set it to something else. */); | |
ee78dc32 GV |
14569 | /* We don't have any way to find this out, so set it to nil |
14570 | and maybe the user would like to set it to t. */ | |
14571 | Vx_no_window_manager = Qnil; | |
14572 | ||
4587b026 GV |
14573 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
14574 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
14575 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
14576 | ||
14577 | Since Emacs gets width of a font matching with this regexp from | |
14578 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
14579 | such a font. This is especially effective for such large fonts as | |
14580 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
14581 | Vx_pixel_size_width_font_regexp = Qnil; |
14582 | ||
6fc2811b | 14583 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
14584 | doc: /* Time after which cached images are removed from the cache. |
14585 | When an image has not been displayed this many seconds, remove it | |
14586 | from the image cache. Value must be an integer or nil with nil | |
14587 | meaning don't clear the cache. */); | |
6fc2811b JR |
14588 | Vimage_cache_eviction_delay = make_number (30 * 60); |
14589 | ||
33d52f9c GV |
14590 | DEFVAR_LISP ("w32-bdf-filename-alist", |
14591 | &Vw32_bdf_filename_alist, | |
74e1aeec | 14592 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
14593 | Vw32_bdf_filename_alist = Qnil; |
14594 | ||
1075afa9 GV |
14595 | DEFVAR_BOOL ("w32-strict-fontnames", |
14596 | &w32_strict_fontnames, | |
74e1aeec JR |
14597 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
14598 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
14599 | and allows third-party CJK display to work by specifying false charset | |
14600 | fields to trick Emacs into translating to Big5, SJIS etc. | |
14601 | Setting this to t will prevent wrong fonts being selected when | |
14602 | fontsets are automatically created. */); | |
1075afa9 GV |
14603 | w32_strict_fontnames = 0; |
14604 | ||
c0611964 AI |
14605 | DEFVAR_BOOL ("w32-strict-painting", |
14606 | &w32_strict_painting, | |
74e1aeec JR |
14607 | doc: /* Non-nil means use strict rules for repainting frames. |
14608 | Set this to nil to get the old behaviour for repainting; this should | |
14609 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
14610 | w32_strict_painting = 1; |
14611 | ||
dfff8a69 JR |
14612 | DEFVAR_LISP ("w32-charset-info-alist", |
14613 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
14614 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
14615 | Each entry should be of the form: | |
74e1aeec JR |
14616 | |
14617 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
14618 | ||
14619 | where CHARSET_NAME is a string used in font names to identify the charset, | |
14620 | WINDOWS_CHARSET is a symbol that can be one of: | |
14621 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
14622 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
14623 | w32-charset-chinesebig5, | |
dfff8a69 | 14624 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
14625 | w32-charset-johab, w32-charset-hebrew, |
14626 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
14627 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
14628 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
14629 | #endif |
14630 | #ifdef UNICODE_CHARSET | |
74e1aeec | 14631 | w32-charset-unicode, |
dfff8a69 | 14632 | #endif |
74e1aeec JR |
14633 | or w32-charset-oem. |
14634 | CODEPAGE should be an integer specifying the codepage that should be used | |
14635 | to display the character set, t to do no translation and output as Unicode, | |
14636 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
14637 | versions of Windows) characters. */); | |
dfff8a69 JR |
14638 | Vw32_charset_info_alist = Qnil; |
14639 | ||
14640 | staticpro (&Qw32_charset_ansi); | |
14641 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
14642 | staticpro (&Qw32_charset_symbol); | |
14643 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
14644 | staticpro (&Qw32_charset_shiftjis); | |
14645 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
14646 | staticpro (&Qw32_charset_hangeul); |
14647 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
14648 | staticpro (&Qw32_charset_chinesebig5); |
14649 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
14650 | staticpro (&Qw32_charset_gb2312); | |
14651 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
14652 | staticpro (&Qw32_charset_oem); | |
14653 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
14654 | ||
14655 | #ifdef JOHAB_CHARSET | |
14656 | { | |
14657 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
14658 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
14659 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14660 | |
14661 | staticpro (&Qw32_charset_johab); | |
14662 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
14663 | staticpro (&Qw32_charset_easteurope); | |
14664 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
14665 | staticpro (&Qw32_charset_turkish); | |
14666 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
14667 | staticpro (&Qw32_charset_baltic); | |
14668 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
14669 | staticpro (&Qw32_charset_russian); | |
14670 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
14671 | staticpro (&Qw32_charset_arabic); | |
14672 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
14673 | staticpro (&Qw32_charset_greek); | |
14674 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
14675 | staticpro (&Qw32_charset_hebrew); | |
14676 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
14677 | staticpro (&Qw32_charset_vietnamese); |
14678 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
14679 | staticpro (&Qw32_charset_thai); |
14680 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
14681 | staticpro (&Qw32_charset_mac); | |
14682 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
14683 | } | |
14684 | #endif | |
14685 | ||
14686 | #ifdef UNICODE_CHARSET | |
14687 | { | |
14688 | static int w32_unicode_charset_defined = 1; | |
14689 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
14690 | &w32_unicode_charset_defined, |
14691 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14692 | |
14693 | staticpro (&Qw32_charset_unicode); | |
14694 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
14695 | #endif | |
14696 | ||
ee78dc32 | 14697 | defsubr (&Sx_get_resource); |
767b1ff0 | 14698 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
14699 | defsubr (&Sx_change_window_property); |
14700 | defsubr (&Sx_delete_window_property); | |
14701 | defsubr (&Sx_window_property); | |
14702 | #endif | |
2d764c78 | 14703 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 14704 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
14705 | defsubr (&Sxw_color_defined_p); |
14706 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
14707 | defsubr (&Sx_server_max_request_size); |
14708 | defsubr (&Sx_server_vendor); | |
14709 | defsubr (&Sx_server_version); | |
14710 | defsubr (&Sx_display_pixel_width); | |
14711 | defsubr (&Sx_display_pixel_height); | |
14712 | defsubr (&Sx_display_mm_width); | |
14713 | defsubr (&Sx_display_mm_height); | |
14714 | defsubr (&Sx_display_screens); | |
14715 | defsubr (&Sx_display_planes); | |
14716 | defsubr (&Sx_display_color_cells); | |
14717 | defsubr (&Sx_display_visual_class); | |
14718 | defsubr (&Sx_display_backing_store); | |
14719 | defsubr (&Sx_display_save_under); | |
14720 | defsubr (&Sx_parse_geometry); | |
14721 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
14722 | defsubr (&Sx_open_connection); |
14723 | defsubr (&Sx_close_connection); | |
14724 | defsubr (&Sx_display_list); | |
14725 | defsubr (&Sx_synchronize); | |
14726 | ||
fbd6baed | 14727 | /* W32 specific functions */ |
ee78dc32 | 14728 | |
1edf84e7 | 14729 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
14730 | defsubr (&Sw32_select_font); |
14731 | defsubr (&Sw32_define_rgb_color); | |
14732 | defsubr (&Sw32_default_color_map); | |
14733 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 14734 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 14735 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
14736 | defsubr (&Sw32_register_hot_key); |
14737 | defsubr (&Sw32_unregister_hot_key); | |
14738 | defsubr (&Sw32_registered_hot_keys); | |
14739 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 14740 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 14741 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 14742 | |
2254bcde AI |
14743 | defsubr (&Sfile_system_info); |
14744 | ||
4587b026 GV |
14745 | /* Setting callback functions for fontset handler. */ |
14746 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
14747 | |
14748 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
14749 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 14750 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
14751 | #endif |
14752 | ||
4587b026 GV |
14753 | load_font_func = w32_load_font; |
14754 | find_ccl_program_func = w32_find_ccl_program; | |
14755 | query_font_func = w32_query_font; | |
14756 | set_frame_fontset_func = x_set_font; | |
14757 | check_window_system_func = check_w32; | |
6fc2811b | 14758 | |
767b1ff0 | 14759 | #if 0 /* TODO Image support for W32 */ |
6fc2811b JR |
14760 | /* Images. */ |
14761 | Qxbm = intern ("xbm"); | |
14762 | staticpro (&Qxbm); | |
14763 | QCtype = intern (":type"); | |
14764 | staticpro (&QCtype); | |
a93f4566 GM |
14765 | QCconversion = intern (":conversion"); |
14766 | staticpro (&QCconversion); | |
6fc2811b JR |
14767 | QCheuristic_mask = intern (":heuristic-mask"); |
14768 | staticpro (&QCheuristic_mask); | |
14769 | QCcolor_symbols = intern (":color-symbols"); | |
14770 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
14771 | QCascent = intern (":ascent"); |
14772 | staticpro (&QCascent); | |
14773 | QCmargin = intern (":margin"); | |
14774 | staticpro (&QCmargin); | |
14775 | QCrelief = intern (":relief"); | |
14776 | staticpro (&QCrelief); | |
14777 | Qpostscript = intern ("postscript"); | |
14778 | staticpro (&Qpostscript); | |
14779 | QCloader = intern (":loader"); | |
14780 | staticpro (&QCloader); | |
14781 | QCbounding_box = intern (":bounding-box"); | |
14782 | staticpro (&QCbounding_box); | |
14783 | QCpt_width = intern (":pt-width"); | |
14784 | staticpro (&QCpt_width); | |
14785 | QCpt_height = intern (":pt-height"); | |
14786 | staticpro (&QCpt_height); | |
14787 | QCindex = intern (":index"); | |
14788 | staticpro (&QCindex); | |
14789 | Qpbm = intern ("pbm"); | |
14790 | staticpro (&Qpbm); | |
14791 | ||
14792 | #if HAVE_XPM | |
14793 | Qxpm = intern ("xpm"); | |
14794 | staticpro (&Qxpm); | |
14795 | #endif | |
14796 | ||
14797 | #if HAVE_JPEG | |
14798 | Qjpeg = intern ("jpeg"); | |
14799 | staticpro (&Qjpeg); | |
14800 | #endif | |
14801 | ||
14802 | #if HAVE_TIFF | |
14803 | Qtiff = intern ("tiff"); | |
14804 | staticpro (&Qtiff); | |
14805 | #endif | |
14806 | ||
14807 | #if HAVE_GIF | |
14808 | Qgif = intern ("gif"); | |
14809 | staticpro (&Qgif); | |
14810 | #endif | |
14811 | ||
14812 | #if HAVE_PNG | |
14813 | Qpng = intern ("png"); | |
14814 | staticpro (&Qpng); | |
14815 | #endif | |
14816 | ||
14817 | defsubr (&Sclear_image_cache); | |
14818 | ||
14819 | #if GLYPH_DEBUG | |
14820 | defsubr (&Simagep); | |
14821 | defsubr (&Slookup_image); | |
14822 | #endif | |
767b1ff0 | 14823 | #endif /* TODO */ |
6fc2811b | 14824 | |
0af913d7 GM |
14825 | hourglass_atimer = NULL; |
14826 | hourglass_shown_p = 0; | |
6fc2811b JR |
14827 | defsubr (&Sx_show_tip); |
14828 | defsubr (&Sx_hide_tip); | |
6fc2811b | 14829 | tip_timer = Qnil; |
57fa2774 JR |
14830 | staticpro (&tip_timer); |
14831 | tip_frame = Qnil; | |
14832 | staticpro (&tip_frame); | |
6fc2811b | 14833 | |
ca56d953 JR |
14834 | last_show_tip_args = Qnil; |
14835 | staticpro (&last_show_tip_args); | |
14836 | ||
6fc2811b JR |
14837 | defsubr (&Sx_file_dialog); |
14838 | } | |
14839 | ||
14840 | ||
14841 | void | |
14842 | init_xfns () | |
14843 | { | |
14844 | image_types = NULL; | |
14845 | Vimage_types = Qnil; | |
14846 | ||
767b1ff0 | 14847 | #if 0 /* TODO : Image support for W32 */ |
6fc2811b JR |
14848 | define_image_type (&xbm_type); |
14849 | define_image_type (&gs_type); | |
14850 | define_image_type (&pbm_type); | |
14851 | ||
14852 | #if HAVE_XPM | |
14853 | define_image_type (&xpm_type); | |
14854 | #endif | |
14855 | ||
14856 | #if HAVE_JPEG | |
14857 | define_image_type (&jpeg_type); | |
14858 | #endif | |
14859 | ||
14860 | #if HAVE_TIFF | |
14861 | define_image_type (&tiff_type); | |
14862 | #endif | |
14863 | ||
14864 | #if HAVE_GIF | |
14865 | define_image_type (&gif_type); | |
14866 | #endif | |
14867 | ||
14868 | #if HAVE_PNG | |
14869 | define_image_type (&png_type); | |
14870 | #endif | |
767b1ff0 | 14871 | #endif /* TODO */ |
ee78dc32 GV |
14872 | } |
14873 | ||
14874 | #undef abort | |
14875 | ||
14876 | void | |
fbd6baed | 14877 | w32_abort() |
ee78dc32 | 14878 | { |
5ac45f98 GV |
14879 | int button; |
14880 | button = MessageBox (NULL, | |
14881 | "A fatal error has occurred!\n\n" | |
14882 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
14883 | "Emacs Abort Dialog", | |
14884 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
14885 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
14886 | switch (button) | |
14887 | { | |
14888 | case IDRETRY: | |
14889 | DebugBreak (); | |
14890 | break; | |
14891 | case IDIGNORE: | |
14892 | break; | |
14893 | case IDABORT: | |
14894 | default: | |
14895 | abort (); | |
14896 | break; | |
14897 | } | |
ee78dc32 | 14898 | } |
d573caac | 14899 | |
83c75055 GV |
14900 | /* For convenience when debugging. */ |
14901 | int | |
14902 | w32_last_error() | |
14903 | { | |
14904 | return GetLastError (); | |
14905 | } |