Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
333b20bb GM |
2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999 |
3 | Free Software Foundation. | |
01f1ba30 JB |
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 | |
1113d9db | 9 | the Free Software Foundation; either version 2, or (at your option) |
01f1ba30 JB |
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. */ | |
01f1ba30 | 21 | |
c389a86d | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
333b20bb | 24 | #include <stdio.h> |
d62c8769 | 25 | #include <math.h> |
c389a86d | 26 | |
40e6f148 | 27 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 28 | |
40e6f148 RS |
29 | #define XLIB_ILLEGAL_ACCESS |
30 | ||
01f1ba30 JB |
31 | #include "lisp.h" |
32 | #include "xterm.h" | |
f676886a | 33 | #include "frame.h" |
01f1ba30 JB |
34 | #include "window.h" |
35 | #include "buffer.h" | |
58cad5ed | 36 | #include "intervals.h" |
01f1ba30 | 37 | #include "dispextern.h" |
1f98fa48 | 38 | #include "keyboard.h" |
9ac0d9e0 | 39 | #include "blockinput.h" |
57bda87a | 40 | #include <epaths.h> |
942ea06d KH |
41 | #include "charset.h" |
42 | #include "fontset.h" | |
333b20bb GM |
43 | #include "systime.h" |
44 | #include "termhooks.h" | |
4ae9a85e | 45 | #include "atimer.h" |
01f1ba30 JB |
46 | |
47 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 48 | |
67ba84d1 | 49 | #include <ctype.h> |
63cec32f GM |
50 | #include <sys/types.h> |
51 | #include <sys/stat.h> | |
01f1ba30 | 52 | |
271d6c1c | 53 | /* On some systems, the character-composition stuff is broken in X11R5. */ |
333b20bb | 54 | |
271d6c1c KH |
55 | #if defined (HAVE_X11R5) && ! defined (HAVE_X11R6) |
56 | #ifdef X11R5_INHIBIT_I18N | |
32e2bcb8 | 57 | #define X_I18N_INHIBITED |
271d6c1c KH |
58 | #endif |
59 | #endif | |
60 | ||
0a93081c | 61 | #ifndef VMS |
0505a740 | 62 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
63 | #include "bitmaps/gray.xbm" |
64 | #else | |
dbc4e1c1 | 65 | #include <X11/bitmaps/gray> |
ef493a27 | 66 | #endif |
0a93081c JB |
67 | #else |
68 | #include "[.bitmaps]gray.xbm" | |
69 | #endif | |
dbc4e1c1 | 70 | |
9ef48a9d RS |
71 | #ifdef USE_X_TOOLKIT |
72 | #include <X11/Shell.h> | |
73 | ||
398ffa92 | 74 | #ifndef USE_MOTIF |
9ef48a9d RS |
75 | #include <X11/Xaw/Paned.h> |
76 | #include <X11/Xaw/Label.h> | |
398ffa92 | 77 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
78 | |
79 | #ifdef USG | |
80 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
81 | #include <X11/Xos.h> | |
82 | #define USG | |
83 | #else | |
84 | #include <X11/Xos.h> | |
85 | #endif | |
86 | ||
87 | #include "widget.h" | |
88 | ||
89 | #include "../lwlib/lwlib.h" | |
90 | ||
333b20bb GM |
91 | #ifdef USE_MOTIF |
92 | #include <Xm/Xm.h> | |
93 | #include <Xm/DialogS.h> | |
94 | #include <Xm/FileSB.h> | |
95 | #endif | |
96 | ||
3b882b1d RS |
97 | /* Do the EDITRES protocol if running X11R5 |
98 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 99 | |
3b882b1d | 100 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 101 | #define HACK_EDITRES |
b9dc4443 | 102 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
103 | #endif /* R5 + Athena */ |
104 | ||
333b20bb GM |
105 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
106 | ||
6c32dd68 PR |
107 | extern LWLIB_ID widget_id_tick; |
108 | ||
e3881aa0 | 109 | #ifdef USE_LUCID |
82c90203 | 110 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 111 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 112 | #endif |
9ef48a9d | 113 | |
6bc20398 | 114 | extern void free_frame_menubar (); |
d62c8769 | 115 | extern double atof (); |
333b20bb | 116 | |
9ef48a9d RS |
117 | #endif /* USE_X_TOOLKIT */ |
118 | ||
01f1ba30 JB |
119 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
120 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
121 | ||
9d317b2c RS |
122 | #ifdef HAVE_X11R4 |
123 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
124 | #else | |
125 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
126 | #endif | |
127 | ||
333b20bb GM |
128 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
129 | it, and including `bitmaps/gray' more than once is a problem when | |
130 | config.h defines `static' as an empty replacement string. */ | |
131 | ||
132 | int gray_bitmap_width = gray_width; | |
133 | int gray_bitmap_height = gray_height; | |
134 | unsigned char *gray_bitmap_bits = gray_bits; | |
135 | ||
498e9ac3 | 136 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 137 | |
d387c960 | 138 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 139 | |
498e9ac3 RS |
140 | /* The application class we're using in resource queries. |
141 | Normally "Emacs". */ | |
333b20bb | 142 | |
498e9ac3 RS |
143 | Lisp_Object Vx_resource_class; |
144 | ||
333b20bb GM |
145 | /* Non-zero means we're allowed to display a busy cursor. */ |
146 | ||
147 | int display_busy_cursor_p; | |
148 | ||
01f1ba30 | 149 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 150 | over text or in the modeline. */ |
333b20bb | 151 | |
01f1ba30 | 152 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
333b20bb GM |
153 | Lisp_Object Vx_busy_pointer_shape; |
154 | ||
ca0ecbf5 | 155 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 156 | |
ca0ecbf5 | 157 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 158 | |
b9dc4443 | 159 | /* Color of chars displayed in cursor box. */ |
333b20bb | 160 | |
01f1ba30 JB |
161 | Lisp_Object Vx_cursor_fore_pixel; |
162 | ||
b9dc4443 | 163 | /* Nonzero if using X. */ |
333b20bb | 164 | |
b9dc4443 | 165 | static int x_in_use; |
01f1ba30 | 166 | |
b9dc4443 | 167 | /* Non nil if no window manager is in use. */ |
333b20bb | 168 | |
01f1ba30 JB |
169 | Lisp_Object Vx_no_window_manager; |
170 | ||
f1c7b5a6 | 171 | /* Search path for bitmap files. */ |
333b20bb | 172 | |
f1c7b5a6 RS |
173 | Lisp_Object Vx_bitmap_file_path; |
174 | ||
942ea06d | 175 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 176 | |
942ea06d KH |
177 | Lisp_Object Vx_pixel_size_width_font_regexp; |
178 | ||
f9942c9e JB |
179 | /* Evaluate this expression to rebuild the section of syms_of_xfns |
180 | that initializes and staticpros the symbols declared below. Note | |
181 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
182 | evaluate this expression. | |
183 | ||
184 | (progn | |
185 | ;; Accumulate a list of the symbols we want to initialize from the | |
186 | ;; declarations at the top of the file. | |
187 | (goto-char (point-min)) | |
188 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
189 | (let (symbol-list) | |
190 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
191 | (setq symbol-list | |
192 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
193 | symbol-list)) | |
194 | (forward-line 1)) | |
195 | (setq symbol-list (nreverse symbol-list)) | |
196 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
197 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
198 | (let ((start (point))) | |
199 | (while (looking-at "^ Q") | |
200 | (forward-line 2)) | |
201 | (kill-region start (point))) | |
202 | ;; Write a new symbol initialization section. | |
203 | (while symbol-list | |
204 | (insert (format " %s = intern (\"" (car symbol-list))) | |
205 | (let ((start (point))) | |
206 | (insert (substring (car symbol-list) 1)) | |
207 | (subst-char-in-region start (point) ?_ ?-)) | |
208 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
209 | (setq symbol-list (cdr symbol-list))))) | |
210 | ||
211 | */ | |
212 | ||
213 | /*&&& symbols declared here &&&*/ | |
214 | Lisp_Object Qauto_raise; | |
215 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 216 | Lisp_Object Qbar; |
f9942c9e JB |
217 | Lisp_Object Qborder_color; |
218 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 219 | Lisp_Object Qbox; |
f9942c9e | 220 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 221 | Lisp_Object Qcursor_type; |
f9942c9e | 222 | Lisp_Object Qgeometry; |
f9942c9e JB |
223 | Lisp_Object Qicon_left; |
224 | Lisp_Object Qicon_top; | |
225 | Lisp_Object Qicon_type; | |
80534dd6 | 226 | Lisp_Object Qicon_name; |
f9942c9e JB |
227 | Lisp_Object Qinternal_border_width; |
228 | Lisp_Object Qleft; | |
1ab3d87e | 229 | Lisp_Object Qright; |
f9942c9e | 230 | Lisp_Object Qmouse_color; |
baaed68e | 231 | Lisp_Object Qnone; |
2cbebefb | 232 | Lisp_Object Qouter_window_id; |
f9942c9e | 233 | Lisp_Object Qparent_id; |
4701395c | 234 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 235 | Lisp_Object Qsuppress_icon; |
333b20bb | 236 | extern Lisp_Object Qtop; |
01f1ba30 | 237 | Lisp_Object Qundefined_color; |
a3c87d4e | 238 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 239 | Lisp_Object Qvisibility; |
f9942c9e | 240 | Lisp_Object Qwindow_id; |
f676886a | 241 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 242 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
243 | Lisp_Object Quser_position; |
244 | Lisp_Object Quser_size; | |
0cafb359 | 245 | extern Lisp_Object Qdisplay; |
333b20bb | 246 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
d62c8769 | 247 | Lisp_Object Qscreen_gamma; |
01f1ba30 | 248 | |
b9dc4443 | 249 | /* The below are defined in frame.c. */ |
333b20bb | 250 | |
baaed68e | 251 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 252 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 253 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 254 | |
01f1ba30 JB |
255 | extern Lisp_Object Vwindow_system_version; |
256 | ||
a367641f | 257 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 258 | |
01f1ba30 | 259 | \f |
11ae94fe | 260 | /* Error if we are not connected to X. */ |
333b20bb | 261 | |
7fc9de26 | 262 | void |
11ae94fe RS |
263 | check_x () |
264 | { | |
b9dc4443 | 265 | if (! x_in_use) |
11ae94fe RS |
266 | error ("X windows are not in use or not initialized"); |
267 | } | |
268 | ||
1c59f5df RS |
269 | /* Nonzero if we can use mouse menus. |
270 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
271 | |
272 | int | |
1c59f5df | 273 | have_menus_p () |
75cc8ee5 | 274 | { |
b9dc4443 RS |
275 | return x_in_use; |
276 | } | |
277 | ||
278 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
279 | and checking validity for X. */ | |
280 | ||
281 | FRAME_PTR | |
282 | check_x_frame (frame) | |
283 | Lisp_Object frame; | |
284 | { | |
285 | FRAME_PTR f; | |
286 | ||
287 | if (NILP (frame)) | |
0fe92f72 GM |
288 | frame = selected_frame; |
289 | CHECK_LIVE_FRAME (frame, 0); | |
290 | f = XFRAME (frame); | |
b9dc4443 | 291 | if (! FRAME_X_P (f)) |
1c59f5df | 292 | error ("Non-X frame used"); |
b9dc4443 | 293 | return f; |
75cc8ee5 RS |
294 | } |
295 | ||
b9dc4443 RS |
296 | /* Let the user specify an X display with a frame. |
297 | nil stands for the selected frame--or, if that is not an X frame, | |
298 | the first X display on the list. */ | |
299 | ||
300 | static struct x_display_info * | |
301 | check_x_display_info (frame) | |
302 | Lisp_Object frame; | |
303 | { | |
304 | if (NILP (frame)) | |
305 | { | |
0fe92f72 GM |
306 | struct frame *sf = XFRAME (selected_frame); |
307 | ||
308 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
309 | return FRAME_X_DISPLAY_INFO (sf); | |
b9dc4443 RS |
310 | else if (x_display_list != 0) |
311 | return x_display_list; | |
312 | else | |
313 | error ("X windows are not in use or not initialized"); | |
314 | } | |
315 | else if (STRINGP (frame)) | |
316 | return x_display_info_for_name (frame); | |
317 | else | |
318 | { | |
319 | FRAME_PTR f; | |
320 | ||
321 | CHECK_LIVE_FRAME (frame, 0); | |
322 | f = XFRAME (frame); | |
323 | if (! FRAME_X_P (f)) | |
1c59f5df | 324 | error ("Non-X frame used"); |
b9dc4443 RS |
325 | return FRAME_X_DISPLAY_INFO (f); |
326 | } | |
327 | } | |
333b20bb | 328 | |
b9dc4443 | 329 | \f |
f676886a JB |
330 | /* Return the Emacs frame-object corresponding to an X window. |
331 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 332 | |
34ca5317 | 333 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 334 | |
f676886a | 335 | struct frame * |
2d271e2e KH |
336 | x_window_to_frame (dpyinfo, wdesc) |
337 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
338 | int wdesc; |
339 | { | |
f676886a JB |
340 | Lisp_Object tail, frame; |
341 | struct frame *f; | |
01f1ba30 | 342 | |
8e713be6 | 343 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 344 | { |
8e713be6 | 345 | frame = XCAR (tail); |
34ca5317 | 346 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 347 | continue; |
f676886a | 348 | f = XFRAME (frame); |
2d764c78 | 349 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 350 | continue; |
17cbbf95 GM |
351 | if (f->output_data.x->busy_window == wdesc) |
352 | return f; | |
9ef48a9d | 353 | #ifdef USE_X_TOOLKIT |
7556890b RS |
354 | if ((f->output_data.x->edit_widget |
355 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
356 | /* A tooltip frame? */ |
357 | || (!f->output_data.x->edit_widget | |
358 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 359 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
360 | return f; |
361 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 362 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 363 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 364 | return f; |
9ef48a9d RS |
365 | #endif /* not USE_X_TOOLKIT */ |
366 | } | |
367 | return 0; | |
368 | } | |
369 | ||
370 | #ifdef USE_X_TOOLKIT | |
371 | /* Like x_window_to_frame but also compares the window with the widget's | |
372 | windows. */ | |
373 | ||
374 | struct frame * | |
2d271e2e KH |
375 | x_any_window_to_frame (dpyinfo, wdesc) |
376 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
377 | int wdesc; |
378 | { | |
379 | Lisp_Object tail, frame; | |
17cbbf95 | 380 | struct frame *f, *found; |
7556890b | 381 | struct x_output *x; |
9ef48a9d | 382 | |
17cbbf95 GM |
383 | found = NULL; |
384 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 385 | { |
8e713be6 | 386 | frame = XCAR (tail); |
34ca5317 | 387 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 388 | continue; |
17cbbf95 | 389 | |
9ef48a9d | 390 | f = XFRAME (frame); |
17cbbf95 | 391 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 392 | { |
17cbbf95 GM |
393 | /* This frame matches if the window is any of its widgets. */ |
394 | x = f->output_data.x; | |
395 | if (x->busy_window == wdesc) | |
396 | found = f; | |
397 | else if (x->widget) | |
398 | { | |
399 | if (wdesc == XtWindow (x->widget) | |
400 | || wdesc == XtWindow (x->column_widget) | |
401 | || wdesc == XtWindow (x->edit_widget)) | |
402 | found = f; | |
403 | /* Match if the window is this frame's menubar. */ | |
404 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
405 | found = f; | |
406 | } | |
407 | else if (FRAME_X_WINDOW (f) == wdesc) | |
408 | /* A tooltip frame. */ | |
409 | found = f; | |
333b20bb | 410 | } |
01f1ba30 | 411 | } |
17cbbf95 GM |
412 | |
413 | return found; | |
01f1ba30 | 414 | } |
5e65b9ab | 415 | |
5fbc3f3a KH |
416 | /* Likewise, but exclude the menu bar widget. */ |
417 | ||
418 | struct frame * | |
419 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
420 | struct x_display_info *dpyinfo; | |
421 | int wdesc; | |
422 | { | |
423 | Lisp_Object tail, frame; | |
424 | struct frame *f; | |
7556890b | 425 | struct x_output *x; |
5fbc3f3a | 426 | |
8e713be6 | 427 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 428 | { |
8e713be6 | 429 | frame = XCAR (tail); |
5fbc3f3a KH |
430 | if (!GC_FRAMEP (frame)) |
431 | continue; | |
432 | f = XFRAME (frame); | |
2d764c78 | 433 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 434 | continue; |
7556890b | 435 | x = f->output_data.x; |
5fbc3f3a | 436 | /* This frame matches if the window is any of its widgets. */ |
17cbbf95 GM |
437 | if (x->busy_window == wdesc) |
438 | return f; | |
439 | else if (x->widget) | |
333b20bb GM |
440 | { |
441 | if (wdesc == XtWindow (x->widget) | |
442 | || wdesc == XtWindow (x->column_widget) | |
443 | || wdesc == XtWindow (x->edit_widget)) | |
444 | return f; | |
445 | } | |
446 | else if (FRAME_X_WINDOW (f) == wdesc) | |
447 | /* A tooltip frame. */ | |
5fbc3f3a KH |
448 | return f; |
449 | } | |
450 | return 0; | |
451 | } | |
452 | ||
fd3a3022 RS |
453 | /* Likewise, but consider only the menu bar widget. */ |
454 | ||
455 | struct frame * | |
456 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
457 | struct x_display_info *dpyinfo; | |
458 | int wdesc; | |
459 | { | |
460 | Lisp_Object tail, frame; | |
461 | struct frame *f; | |
7556890b | 462 | struct x_output *x; |
fd3a3022 | 463 | |
8e713be6 | 464 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 465 | { |
8e713be6 | 466 | frame = XCAR (tail); |
fd3a3022 RS |
467 | if (!GC_FRAMEP (frame)) |
468 | continue; | |
469 | f = XFRAME (frame); | |
2d764c78 | 470 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 471 | continue; |
7556890b | 472 | x = f->output_data.x; |
fd3a3022 | 473 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
474 | if (x->menubar_widget |
475 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
476 | return f; |
477 | } | |
478 | return 0; | |
479 | } | |
480 | ||
5e65b9ab RS |
481 | /* Return the frame whose principal (outermost) window is WDESC. |
482 | If WDESC is some other (smaller) window, we return 0. */ | |
483 | ||
484 | struct frame * | |
2d271e2e KH |
485 | x_top_window_to_frame (dpyinfo, wdesc) |
486 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
487 | int wdesc; |
488 | { | |
489 | Lisp_Object tail, frame; | |
490 | struct frame *f; | |
7556890b | 491 | struct x_output *x; |
5e65b9ab | 492 | |
8e713be6 | 493 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 494 | { |
8e713be6 | 495 | frame = XCAR (tail); |
34ca5317 | 496 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
497 | continue; |
498 | f = XFRAME (frame); | |
2d764c78 | 499 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 500 | continue; |
7556890b | 501 | x = f->output_data.x; |
333b20bb GM |
502 | |
503 | if (x->widget) | |
504 | { | |
505 | /* This frame matches if the window is its topmost widget. */ | |
506 | if (wdesc == XtWindow (x->widget)) | |
507 | return f; | |
7a994728 KH |
508 | #if 0 /* I don't know why it did this, |
509 | but it seems logically wrong, | |
510 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
511 | /* Match if the window is this frame's menubar. */ |
512 | if (x->menubar_widget | |
513 | && wdesc == XtWindow (x->menubar_widget)) | |
514 | return f; | |
7a994728 | 515 | #endif |
333b20bb GM |
516 | } |
517 | else if (FRAME_X_WINDOW (f) == wdesc) | |
518 | /* Tooltip frame. */ | |
519 | return f; | |
5e65b9ab RS |
520 | } |
521 | return 0; | |
522 | } | |
9ef48a9d | 523 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 524 | |
01f1ba30 | 525 | \f |
203c1d73 RS |
526 | |
527 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
528 | id, which is just an int that this section returns. Bitmaps are | |
529 | reference counted so they can be shared among frames. | |
530 | ||
531 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
532 | be used to indicate no bitmap. | |
533 | ||
534 | If you use x_create_bitmap_from_data, then you must keep track of | |
535 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 536 | data more than once will not be caught. */ |
203c1d73 RS |
537 | |
538 | ||
f1c7b5a6 RS |
539 | /* Functions to access the contents of a bitmap, given an id. */ |
540 | ||
541 | int | |
542 | x_bitmap_height (f, id) | |
543 | FRAME_PTR f; | |
544 | int id; | |
545 | { | |
08a90d6a | 546 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
547 | } |
548 | ||
549 | int | |
550 | x_bitmap_width (f, id) | |
551 | FRAME_PTR f; | |
552 | int id; | |
553 | { | |
08a90d6a | 554 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
555 | } |
556 | ||
557 | int | |
558 | x_bitmap_pixmap (f, id) | |
559 | FRAME_PTR f; | |
560 | int id; | |
561 | { | |
08a90d6a | 562 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
563 | } |
564 | ||
565 | ||
203c1d73 RS |
566 | /* Allocate a new bitmap record. Returns index of new record. */ |
567 | ||
568 | static int | |
08a90d6a RS |
569 | x_allocate_bitmap_record (f) |
570 | FRAME_PTR f; | |
203c1d73 | 571 | { |
08a90d6a RS |
572 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
573 | int i; | |
574 | ||
575 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 576 | { |
08a90d6a RS |
577 | dpyinfo->bitmaps_size = 10; |
578 | dpyinfo->bitmaps | |
579 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
580 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
581 | return 1; |
582 | } | |
583 | ||
08a90d6a RS |
584 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
585 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 586 | |
08a90d6a RS |
587 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
588 | if (dpyinfo->bitmaps[i].refcount == 0) | |
589 | return i + 1; | |
203c1d73 | 590 | |
08a90d6a RS |
591 | dpyinfo->bitmaps_size *= 2; |
592 | dpyinfo->bitmaps | |
593 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
594 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
595 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
596 | } |
597 | ||
598 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
599 | ||
600 | void | |
f1c7b5a6 RS |
601 | x_reference_bitmap (f, id) |
602 | FRAME_PTR f; | |
203c1d73 RS |
603 | int id; |
604 | { | |
08a90d6a | 605 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
606 | } |
607 | ||
608 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
609 | ||
610 | int | |
611 | x_create_bitmap_from_data (f, bits, width, height) | |
612 | struct frame *f; | |
613 | char *bits; | |
614 | unsigned int width, height; | |
615 | { | |
08a90d6a | 616 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
617 | Pixmap bitmap; |
618 | int id; | |
619 | ||
b9dc4443 | 620 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
621 | bits, width, height); |
622 | ||
623 | if (! bitmap) | |
624 | return -1; | |
625 | ||
08a90d6a RS |
626 | id = x_allocate_bitmap_record (f); |
627 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
628 | dpyinfo->bitmaps[id - 1].file = NULL; | |
629 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
630 | dpyinfo->bitmaps[id - 1].depth = 1; | |
631 | dpyinfo->bitmaps[id - 1].height = height; | |
632 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
633 | |
634 | return id; | |
635 | } | |
636 | ||
637 | /* Create bitmap from file FILE for frame F. */ | |
638 | ||
639 | int | |
640 | x_create_bitmap_from_file (f, file) | |
641 | struct frame *f; | |
f1c7b5a6 | 642 | Lisp_Object file; |
203c1d73 | 643 | { |
08a90d6a | 644 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
645 | unsigned int width, height; |
646 | Pixmap bitmap; | |
647 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
648 | Lisp_Object found; |
649 | int fd; | |
650 | char *filename; | |
203c1d73 RS |
651 | |
652 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 653 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 654 | { |
08a90d6a RS |
655 | if (dpyinfo->bitmaps[id].refcount |
656 | && dpyinfo->bitmaps[id].file | |
657 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 658 | { |
08a90d6a | 659 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
660 | return id + 1; |
661 | } | |
662 | } | |
663 | ||
f1c7b5a6 RS |
664 | /* Search bitmap-file-path for the file, if appropriate. */ |
665 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
666 | if (fd < 0) | |
667 | return -1; | |
66cb9c07 KH |
668 | /* XReadBitmapFile won't handle magic file names. */ |
669 | if (fd == 0) | |
670 | return -1; | |
68c45bf0 | 671 | emacs_close (fd); |
f1c7b5a6 RS |
672 | |
673 | filename = (char *) XSTRING (found)->data; | |
674 | ||
b9dc4443 | 675 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 676 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
677 | if (result != BitmapSuccess) |
678 | return -1; | |
679 | ||
08a90d6a RS |
680 | id = x_allocate_bitmap_record (f); |
681 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
682 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 683 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 684 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
685 | dpyinfo->bitmaps[id - 1].depth = 1; |
686 | dpyinfo->bitmaps[id - 1].height = height; | |
687 | dpyinfo->bitmaps[id - 1].width = width; | |
688 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
689 | |
690 | return id; | |
691 | } | |
692 | ||
693 | /* Remove reference to bitmap with id number ID. */ | |
694 | ||
968b1234 | 695 | void |
f1c7b5a6 RS |
696 | x_destroy_bitmap (f, id) |
697 | FRAME_PTR f; | |
203c1d73 RS |
698 | int id; |
699 | { | |
08a90d6a RS |
700 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
701 | ||
203c1d73 RS |
702 | if (id > 0) |
703 | { | |
08a90d6a RS |
704 | --dpyinfo->bitmaps[id - 1].refcount; |
705 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 706 | { |
ed662bdd | 707 | BLOCK_INPUT; |
08a90d6a RS |
708 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
709 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 710 | { |
333b20bb | 711 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 712 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 713 | } |
ed662bdd | 714 | UNBLOCK_INPUT; |
203c1d73 RS |
715 | } |
716 | } | |
717 | } | |
718 | ||
08a90d6a | 719 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 720 | |
08a90d6a RS |
721 | static void |
722 | x_destroy_all_bitmaps (dpyinfo) | |
723 | struct x_display_info *dpyinfo; | |
203c1d73 | 724 | { |
08a90d6a RS |
725 | int i; |
726 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
727 | if (dpyinfo->bitmaps[i].refcount > 0) | |
728 | { | |
729 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
730 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 731 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
732 | } |
733 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
734 | } |
735 | \f | |
f676886a | 736 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
737 | to the ways of passing the parameter values to the window system. |
738 | ||
739 | The name of a parameter, as a Lisp symbol, | |
f676886a | 740 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 741 | that is an index in this table. */ |
01f1ba30 | 742 | |
f676886a | 743 | struct x_frame_parm_table |
01f1ba30 JB |
744 | { |
745 | char *name; | |
d62c8769 | 746 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
747 | }; |
748 | ||
86779fac | 749 | static void x_create_im P_ ((struct frame *)); |
d62c8769 GM |
750 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
751 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
752 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
753 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
756 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
757 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
758 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
761 | Lisp_Object)); | |
762 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
763 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
764 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
765 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
766 | Lisp_Object)); | |
767 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
768 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
769 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
770 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
771 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 772 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
773 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
774 | Lisp_Object)); | |
775 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
776 | Lisp_Object)); | |
777 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
778 | Lisp_Object, | |
779 | Lisp_Object, | |
780 | char *, char *, | |
781 | int)); | |
d62c8769 | 782 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 | 783 | |
f676886a | 784 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 785 | { |
9fb026ab RS |
786 | "auto-raise", x_set_autoraise, |
787 | "auto-lower", x_set_autolower, | |
01f1ba30 | 788 | "background-color", x_set_background_color, |
01f1ba30 | 789 | "border-color", x_set_border_color, |
9fb026ab RS |
790 | "border-width", x_set_border_width, |
791 | "cursor-color", x_set_cursor_color, | |
dbc4e1c1 | 792 | "cursor-type", x_set_cursor_type, |
01f1ba30 | 793 | "font", x_set_font, |
9fb026ab RS |
794 | "foreground-color", x_set_foreground_color, |
795 | "icon-name", x_set_icon_name, | |
796 | "icon-type", x_set_icon_type, | |
01f1ba30 | 797 | "internal-border-width", x_set_internal_border_width, |
d043f1a4 | 798 | "menu-bar-lines", x_set_menu_bar_lines, |
9fb026ab RS |
799 | "mouse-color", x_set_mouse_color, |
800 | "name", x_explicitly_set_name, | |
4701395c | 801 | "scroll-bar-width", x_set_scroll_bar_width, |
943b580d | 802 | "title", x_set_title, |
eac358ef | 803 | "unsplittable", x_set_unsplittable, |
9fb026ab RS |
804 | "vertical-scroll-bars", x_set_vertical_scroll_bars, |
805 | "visibility", x_set_visibility, | |
9ea173e8 | 806 | "tool-bar-lines", x_set_tool_bar_lines, |
333b20bb GM |
807 | "scroll-bar-foreground", x_set_scroll_bar_foreground, |
808 | "scroll-bar-background", x_set_scroll_bar_background, | |
d62c8769 | 809 | "screen-gamma", x_set_screen_gamma |
01f1ba30 JB |
810 | }; |
811 | ||
f676886a | 812 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
813 | the Lisp symbol names of parameters relevant to X. */ |
814 | ||
201d8c78 | 815 | void |
01f1ba30 JB |
816 | init_x_parm_symbols () |
817 | { | |
818 | int i; | |
819 | ||
d043f1a4 | 820 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 821 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
822 | make_number (i)); |
823 | } | |
824 | \f | |
e8cc313b | 825 | /* Change the parameters of frame F as specified by ALIST. |
f9942c9e JB |
826 | If a parameter is not specially recognized, do nothing; |
827 | otherwise call the `x_set_...' function for that parameter. */ | |
d043f1a4 | 828 | |
f9942c9e JB |
829 | void |
830 | x_set_frame_parameters (f, alist) | |
831 | FRAME_PTR f; | |
832 | Lisp_Object alist; | |
833 | { | |
834 | Lisp_Object tail; | |
835 | ||
836 | /* If both of these parameters are present, it's more efficient to | |
837 | set them both at once. So we wait until we've looked at the | |
838 | entire list before we set them. */ | |
e4f79258 | 839 | int width, height; |
f9942c9e JB |
840 | |
841 | /* Same here. */ | |
842 | Lisp_Object left, top; | |
f9942c9e | 843 | |
a59e4f3d RS |
844 | /* Same with these. */ |
845 | Lisp_Object icon_left, icon_top; | |
846 | ||
f5e70acd RS |
847 | /* Record in these vectors all the parms specified. */ |
848 | Lisp_Object *parms; | |
849 | Lisp_Object *values; | |
a797a73d | 850 | int i, p; |
e1d962d7 | 851 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 852 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 853 | |
7589a1d9 RS |
854 | struct gcpro gcpro1, gcpro2; |
855 | ||
f5e70acd RS |
856 | i = 0; |
857 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
858 | i++; | |
859 | ||
860 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
861 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 862 | |
f5e70acd RS |
863 | /* Extract parm names and values into those vectors. */ |
864 | ||
865 | i = 0; | |
f9942c9e JB |
866 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
867 | { | |
333b20bb | 868 | Lisp_Object elt; |
f9942c9e JB |
869 | |
870 | elt = Fcar (tail); | |
f5e70acd RS |
871 | parms[i] = Fcar (elt); |
872 | values[i] = Fcdr (elt); | |
873 | i++; | |
874 | } | |
7589a1d9 RS |
875 | /* TAIL and ALIST are not used again below here. */ |
876 | alist = tail = Qnil; | |
877 | ||
878 | GCPRO2 (*parms, *values); | |
879 | gcpro1.nvars = i; | |
880 | gcpro2.nvars = i; | |
f5e70acd | 881 | |
7589a1d9 RS |
882 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
883 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 884 | top = left = Qunbound; |
a59e4f3d | 885 | icon_left = icon_top = Qunbound; |
f9942c9e | 886 | |
e4f79258 RS |
887 | /* Provide default values for HEIGHT and WIDTH. */ |
888 | if (FRAME_NEW_WIDTH (f)) | |
889 | width = FRAME_NEW_WIDTH (f); | |
890 | else | |
891 | width = FRAME_WIDTH (f); | |
892 | ||
893 | if (FRAME_NEW_HEIGHT (f)) | |
894 | height = FRAME_NEW_HEIGHT (f); | |
895 | else | |
896 | height = FRAME_HEIGHT (f); | |
897 | ||
a797a73d GV |
898 | /* Process foreground_color and background_color before anything else. |
899 | They are independent of other properties, but other properties (e.g., | |
900 | cursor_color) are dependent upon them. */ | |
901 | for (p = 0; p < i; p++) | |
902 | { | |
903 | Lisp_Object prop, val; | |
904 | ||
905 | prop = parms[p]; | |
906 | val = values[p]; | |
907 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
908 | { | |
909 | register Lisp_Object param_index, old_value; | |
910 | ||
911 | param_index = Fget (prop, Qx_frame_parameter); | |
912 | old_value = get_frame_param (f, prop); | |
913 | store_frame_param (f, prop, val); | |
914 | if (NATNUMP (param_index) | |
915 | && (XFASTINT (param_index) | |
916 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
917 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
918 | } | |
919 | } | |
920 | ||
f5e70acd RS |
921 | /* Now process them in reverse of specified order. */ |
922 | for (i--; i >= 0; i--) | |
923 | { | |
924 | Lisp_Object prop, val; | |
925 | ||
926 | prop = parms[i]; | |
927 | val = values[i]; | |
928 | ||
e4f79258 RS |
929 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
930 | width = XFASTINT (val); | |
931 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
932 | height = XFASTINT (val); | |
f5e70acd | 933 | else if (EQ (prop, Qtop)) |
f9942c9e | 934 | top = val; |
f5e70acd | 935 | else if (EQ (prop, Qleft)) |
f9942c9e | 936 | left = val; |
a59e4f3d RS |
937 | else if (EQ (prop, Qicon_top)) |
938 | icon_top = val; | |
939 | else if (EQ (prop, Qicon_left)) | |
940 | icon_left = val; | |
a797a73d GV |
941 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
942 | /* Processed above. */ | |
943 | continue; | |
f9942c9e JB |
944 | else |
945 | { | |
98381190 | 946 | register Lisp_Object param_index, old_value; |
ea96210c | 947 | |
98381190 KH |
948 | param_index = Fget (prop, Qx_frame_parameter); |
949 | old_value = get_frame_param (f, prop); | |
f9942c9e | 950 | store_frame_param (f, prop, val); |
40c03e12 KH |
951 | if (NATNUMP (param_index) |
952 | && (XFASTINT (param_index) | |
ea96210c JB |
953 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
954 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
955 | } |
956 | } | |
957 | ||
11378c41 RS |
958 | /* Don't die if just one of these was set. */ |
959 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
960 | { |
961 | left_no_change = 1; | |
7556890b RS |
962 | if (f->output_data.x->left_pos < 0) |
963 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 964 | else |
7556890b | 965 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 966 | } |
11378c41 | 967 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
968 | { |
969 | top_no_change = 1; | |
7556890b RS |
970 | if (f->output_data.x->top_pos < 0) |
971 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 972 | else |
7556890b | 973 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 974 | } |
11378c41 | 975 | |
a59e4f3d RS |
976 | /* If one of the icon positions was not set, preserve or default it. */ |
977 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
978 | { | |
979 | icon_left_no_change = 1; | |
980 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
981 | if (NILP (icon_left)) | |
982 | XSETINT (icon_left, 0); | |
983 | } | |
984 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
985 | { | |
986 | icon_top_no_change = 1; | |
987 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
988 | if (NILP (icon_top)) | |
989 | XSETINT (icon_top, 0); | |
990 | } | |
991 | ||
499ea23b | 992 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
993 | specified. The window might be mapped or resized while we're in |
994 | this function, and we don't want to override that unless the lisp | |
995 | code has asked for it. | |
996 | ||
997 | Don't set these parameters unless they actually differ from the | |
998 | window's current parameters; the window may not actually exist | |
999 | yet. */ | |
f9942c9e JB |
1000 | { |
1001 | Lisp_Object frame; | |
1002 | ||
1f11a5ca RS |
1003 | check_frame_size (f, &height, &width); |
1004 | ||
191ed777 | 1005 | XSETFRAME (frame, f); |
11378c41 | 1006 | |
e4f79258 RS |
1007 | if (width != FRAME_WIDTH (f) |
1008 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1009 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1010 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1011 | |
1012 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1013 | && ! (left_no_change && top_no_change) |
7556890b RS |
1014 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1015 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1016 | { |
e1d962d7 RS |
1017 | int leftpos = 0; |
1018 | int toppos = 0; | |
f10f0b79 RS |
1019 | |
1020 | /* Record the signs. */ | |
7556890b | 1021 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1022 | if (EQ (left, Qminus)) |
7556890b | 1023 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1024 | else if (INTEGERP (left)) |
1025 | { | |
1026 | leftpos = XINT (left); | |
1027 | if (leftpos < 0) | |
7556890b | 1028 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1029 | } |
8e713be6 KR |
1030 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1031 | && CONSP (XCDR (left)) | |
1032 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1033 | { |
8e713be6 | 1034 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1035 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1036 | } |
8e713be6 KR |
1037 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1038 | && CONSP (XCDR (left)) | |
1039 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1040 | { |
8e713be6 | 1041 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1042 | } |
1043 | ||
1044 | if (EQ (top, Qminus)) | |
7556890b | 1045 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1046 | else if (INTEGERP (top)) |
1047 | { | |
1048 | toppos = XINT (top); | |
1049 | if (toppos < 0) | |
7556890b | 1050 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1051 | } |
8e713be6 KR |
1052 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1053 | && CONSP (XCDR (top)) | |
1054 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1055 | { |
8e713be6 | 1056 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1057 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1058 | } |
8e713be6 KR |
1059 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1060 | && CONSP (XCDR (top)) | |
1061 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1062 | { |
8e713be6 | 1063 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1064 | } |
1065 | ||
1066 | ||
1067 | /* Store the numeric value of the position. */ | |
7556890b RS |
1068 | f->output_data.x->top_pos = toppos; |
1069 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1070 | |
7556890b | 1071 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1072 | |
1073 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1074 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1075 | } |
a59e4f3d RS |
1076 | |
1077 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1078 | && ! (icon_left_no_change && icon_top_no_change)) | |
1079 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1080 | } |
7589a1d9 RS |
1081 | |
1082 | UNGCPRO; | |
f9942c9e | 1083 | } |
01f1ba30 | 1084 | |
08a90d6a | 1085 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1086 | These are the positions of the containing window manager window, |
1087 | not Emacs's own window. */ | |
1088 | ||
1089 | void | |
1090 | x_real_positions (f, xptr, yptr) | |
1091 | FRAME_PTR f; | |
1092 | int *xptr, *yptr; | |
1093 | { | |
08a90d6a | 1094 | int win_x, win_y; |
e9445337 RS |
1095 | Window child; |
1096 | ||
043835a3 RS |
1097 | /* This is pretty gross, but seems to be the easiest way out of |
1098 | the problem that arises when restarting window-managers. */ | |
1099 | ||
1100 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1101 | Window outer = (f->output_data.x->widget |
1102 | ? XtWindow (f->output_data.x->widget) | |
1103 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1104 | #else |
7556890b | 1105 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1106 | #endif |
1107 | Window tmp_root_window; | |
1108 | Window *tmp_children; | |
1109 | int tmp_nchildren; | |
1110 | ||
08a90d6a | 1111 | while (1) |
e9445337 | 1112 | { |
1dc6cfa6 | 1113 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1114 | Window outer_window; |
ca7bac79 | 1115 | |
08a90d6a | 1116 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1117 | &f->output_data.x->parent_desc, |
08a90d6a | 1118 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1119 | XFree ((char *) tmp_children); |
08a90d6a RS |
1120 | |
1121 | win_x = win_y = 0; | |
1122 | ||
1123 | /* Find the position of the outside upper-left corner of | |
1124 | the inner window, with respect to the outer window. */ | |
7556890b | 1125 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1126 | outer_window = f->output_data.x->parent_desc; |
1127 | else | |
1128 | outer_window = outer; | |
08a90d6a | 1129 | |
8a07bba0 | 1130 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1131 | |
8a07bba0 RS |
1132 | /* From-window, to-window. */ |
1133 | outer_window, | |
1134 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1135 | |
8a07bba0 RS |
1136 | /* From-position, to-position. */ |
1137 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1138 | |
8a07bba0 RS |
1139 | /* Child of win. */ |
1140 | &child); | |
e9445337 | 1141 | |
08a90d6a RS |
1142 | /* It is possible for the window returned by the XQueryNotify |
1143 | to become invalid by the time we call XTranslateCoordinates. | |
1144 | That can happen when you restart some window managers. | |
1145 | If so, we get an error in XTranslateCoordinates. | |
1146 | Detect that and try the whole thing over. */ | |
c4ec904f | 1147 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1148 | { |
1dc6cfa6 | 1149 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1150 | break; |
1151 | } | |
ca7bac79 | 1152 | |
1dc6cfa6 | 1153 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1154 | } |
08a90d6a | 1155 | |
333b20bb GM |
1156 | *xptr = win_x; |
1157 | *yptr = win_y; | |
e9445337 RS |
1158 | } |
1159 | ||
f676886a | 1160 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1161 | into the parameter alist *ALISTPTR that is to be given to the user. |
1162 | Only parameters that are specific to the X window system | |
f676886a | 1163 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1164 | param_alist need to be considered here. */ |
1165 | ||
968b1234 | 1166 | void |
f676886a JB |
1167 | x_report_frame_params (f, alistptr) |
1168 | struct frame *f; | |
01f1ba30 JB |
1169 | Lisp_Object *alistptr; |
1170 | { | |
1171 | char buf[16]; | |
9b002b8d KH |
1172 | Lisp_Object tem; |
1173 | ||
1174 | /* Represent negative positions (off the top or left screen edge) | |
1175 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1176 | XSETINT (tem, f->output_data.x->left_pos); |
1177 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1178 | store_in_alist (alistptr, Qleft, tem); |
1179 | else | |
1180 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1181 | ||
7556890b RS |
1182 | XSETINT (tem, f->output_data.x->top_pos); |
1183 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1184 | store_in_alist (alistptr, Qtop, tem); |
1185 | else | |
1186 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1187 | |
f9942c9e | 1188 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1189 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1190 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1191 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1192 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1193 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1194 | build_string (buf)); |
333b20bb GM |
1195 | #ifdef USE_X_TOOLKIT |
1196 | /* Tooltip frame may not have this widget. */ | |
1197 | if (f->output_data.x->widget) | |
1198 | #endif | |
1199 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1200 | store_in_alist (alistptr, Qouter_window_id, |
1201 | build_string (buf)); | |
f468da95 | 1202 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1203 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1204 | store_in_alist (alistptr, Qvisibility, |
1205 | (FRAME_VISIBLE_P (f) ? Qt | |
1206 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1207 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1208 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1209 | |
8c239ac3 RS |
1210 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1211 | tem = Qnil; | |
1212 | else | |
1213 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1214 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1215 | } |
1216 | \f | |
82978295 | 1217 | |
d62c8769 GM |
1218 | |
1219 | /* Gamma-correct COLOR on frame F. */ | |
1220 | ||
1221 | void | |
1222 | gamma_correct (f, color) | |
1223 | struct frame *f; | |
1224 | XColor *color; | |
1225 | { | |
1226 | if (f->gamma) | |
1227 | { | |
1228 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1229 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1230 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1231 | } | |
1232 | } | |
1233 | ||
1234 | ||
e12d55b2 RS |
1235 | /* Decide if color named COLOR is valid for the display associated with |
1236 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1237 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1238 | ||
01f1ba30 | 1239 | int |
2d764c78 | 1240 | x_defined_color (f, color, color_def, alloc) |
b9dc4443 | 1241 | FRAME_PTR f; |
01f1ba30 | 1242 | char *color; |
b9dc4443 | 1243 | XColor *color_def; |
e12d55b2 | 1244 | int alloc; |
01f1ba30 | 1245 | { |
82978295 | 1246 | register int status; |
01f1ba30 | 1247 | Colormap screen_colormap; |
82978295 | 1248 | Display *display = FRAME_X_DISPLAY (f); |
01f1ba30 JB |
1249 | |
1250 | BLOCK_INPUT; | |
9b2956e2 | 1251 | screen_colormap = FRAME_X_COLORMAP (f); |
01f1ba30 | 1252 | |
82978295 RS |
1253 | status = XParseColor (display, screen_colormap, color, color_def); |
1254 | if (status && alloc) | |
1255 | { | |
d62c8769 GM |
1256 | /* Apply gamma correction. */ |
1257 | gamma_correct (f, color_def); | |
1258 | ||
82978295 RS |
1259 | status = XAllocColor (display, screen_colormap, color_def); |
1260 | if (!status) | |
1261 | { | |
1262 | /* If we got to this point, the colormap is full, so we're | |
1263 | going to try and get the next closest color. | |
1264 | The algorithm used is a least-squares matching, which is | |
1265 | what X uses for closest color matching with StaticColor visuals. */ | |
1266 | ||
1267 | XColor *cells; | |
1268 | int no_cells; | |
1269 | int nearest; | |
1270 | long nearest_delta, trial_delta; | |
1271 | int x; | |
1272 | ||
1273 | no_cells = XDisplayCells (display, XDefaultScreen (display)); | |
1274 | cells = (XColor *) alloca (sizeof (XColor) * no_cells); | |
1275 | ||
1276 | for (x = 0; x < no_cells; x++) | |
1277 | cells[x].pixel = x; | |
1278 | ||
1279 | XQueryColors (display, screen_colormap, cells, no_cells); | |
1280 | nearest = 0; | |
1281 | /* I'm assuming CSE so I'm not going to condense this. */ | |
1282 | nearest_delta = ((((color_def->red >> 8) - (cells[0].red >> 8)) | |
1283 | * ((color_def->red >> 8) - (cells[0].red >> 8))) | |
1284 | + | |
1285 | (((color_def->green >> 8) - (cells[0].green >> 8)) | |
1286 | * ((color_def->green >> 8) - (cells[0].green >> 8))) | |
1287 | + | |
1288 | (((color_def->blue >> 8) - (cells[0].blue >> 8)) | |
1289 | * ((color_def->blue >> 8) - (cells[0].blue >> 8)))); | |
1290 | for (x = 1; x < no_cells; x++) | |
1291 | { | |
1292 | trial_delta = ((((color_def->red >> 8) - (cells[x].red >> 8)) | |
1293 | * ((color_def->red >> 8) - (cells[x].red >> 8))) | |
1294 | + | |
1295 | (((color_def->green >> 8) - (cells[x].green >> 8)) | |
0e78b377 | 1296 | * ((color_def->green >> 8) - (cells[x].green >> 8))) |
82978295 RS |
1297 | + |
1298 | (((color_def->blue >> 8) - (cells[x].blue >> 8)) | |
1299 | * ((color_def->blue >> 8) - (cells[x].blue >> 8)))); | |
1300 | if (trial_delta < nearest_delta) | |
1301 | { | |
ffb16417 KH |
1302 | XColor temp; |
1303 | temp.red = cells[x].red; | |
1304 | temp.green = cells[x].green; | |
1305 | temp.blue = cells[x].blue; | |
1306 | status = XAllocColor (display, screen_colormap, &temp); | |
1307 | if (status) | |
1308 | { | |
1309 | nearest = x; | |
1310 | nearest_delta = trial_delta; | |
1311 | } | |
82978295 RS |
1312 | } |
1313 | } | |
1314 | color_def->red = cells[nearest].red; | |
1315 | color_def->green = cells[nearest].green; | |
1316 | color_def->blue = cells[nearest].blue; | |
1317 | status = XAllocColor (display, screen_colormap, color_def); | |
1318 | } | |
1319 | } | |
01f1ba30 JB |
1320 | UNBLOCK_INPUT; |
1321 | ||
82978295 | 1322 | if (status) |
01f1ba30 JB |
1323 | return 1; |
1324 | else | |
1325 | return 0; | |
1326 | } | |
1327 | ||
9b2956e2 GM |
1328 | |
1329 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1330 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1331 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1332 | |
1333 | int | |
9b2956e2 | 1334 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1335 | FRAME_PTR f; |
9b2956e2 GM |
1336 | Lisp_Object color_name; |
1337 | int mono_color; | |
01f1ba30 | 1338 | { |
b9dc4443 | 1339 | XColor cdef; |
01f1ba30 | 1340 | |
9b2956e2 | 1341 | CHECK_STRING (color_name, 0); |
01f1ba30 | 1342 | |
9b2956e2 GM |
1343 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1344 | colormap, it makes freeing difficult, and it's probably not | |
1345 | an important optimization. */ | |
1346 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1347 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1348 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1349 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1350 | #endif |
01f1ba30 | 1351 | |
9b2956e2 | 1352 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1353 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1354 | return mono_color; |
01f1ba30 | 1355 | |
2d764c78 | 1356 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1357 | by looking for a near-miss. */ |
9b2956e2 | 1358 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1359 | return cdef.pixel; |
1360 | ||
79873d50 | 1361 | Fsignal (Qerror, Fcons (build_string ("undefined color"), |
9b2956e2 | 1362 | Fcons (color_name, Qnil))); |
01f1ba30 | 1363 | } |
9b2956e2 GM |
1364 | |
1365 | ||
01f1ba30 | 1366 | \f |
d62c8769 GM |
1367 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1368 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1369 | ||
1370 | static void | |
1371 | x_set_screen_gamma (f, new_value, old_value) | |
1372 | struct frame *f; | |
1373 | Lisp_Object new_value, old_value; | |
1374 | { | |
1375 | if (NILP (new_value)) | |
1376 | f->gamma = 0; | |
1377 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1378 | /* The value 0.4545 is the normal viewing gamma. */ | |
1379 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1380 | else | |
1381 | Fsignal (Qerror, Fcons (build_string ("Illegal screen-gamma"), | |
1382 | Fcons (new_value, Qnil))); | |
1383 | ||
1384 | clear_face_cache (0); | |
1385 | } | |
1386 | ||
1387 | ||
f676886a | 1388 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1389 | to set individual parameters. |
1390 | ||
fe24a618 | 1391 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1392 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1393 | In that case, just record the parameter's new value |
1394 | in the standard place; do not attempt to change the window. */ | |
1395 | ||
1396 | void | |
f676886a JB |
1397 | x_set_foreground_color (f, arg, oldval) |
1398 | struct frame *f; | |
01f1ba30 JB |
1399 | Lisp_Object arg, oldval; |
1400 | { | |
a76206dc | 1401 | unsigned long pixel |
b9dc4443 | 1402 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
a76206dc | 1403 | |
51a1d2d8 | 1404 | unload_color (f, f->output_data.x->foreground_pixel); |
a76206dc RS |
1405 | f->output_data.x->foreground_pixel = pixel; |
1406 | ||
fe24a618 | 1407 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1408 | { |
01f1ba30 | 1409 | BLOCK_INPUT; |
7556890b RS |
1410 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1411 | f->output_data.x->foreground_pixel); | |
1412 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1413 | f->output_data.x->foreground_pixel); | |
01f1ba30 | 1414 | UNBLOCK_INPUT; |
05c8abbe | 1415 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
179956b9 | 1416 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1417 | redraw_frame (f); |
01f1ba30 JB |
1418 | } |
1419 | } | |
1420 | ||
1421 | void | |
f676886a JB |
1422 | x_set_background_color (f, arg, oldval) |
1423 | struct frame *f; | |
01f1ba30 JB |
1424 | Lisp_Object arg, oldval; |
1425 | { | |
a76206dc | 1426 | unsigned long pixel |
b9dc4443 | 1427 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
01f1ba30 | 1428 | |
51a1d2d8 | 1429 | unload_color (f, f->output_data.x->background_pixel); |
a76206dc RS |
1430 | f->output_data.x->background_pixel = pixel; |
1431 | ||
fe24a618 | 1432 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1433 | { |
1434 | BLOCK_INPUT; | |
b9dc4443 | 1435 | /* The main frame area. */ |
7556890b RS |
1436 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1437 | f->output_data.x->background_pixel); | |
1438 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1439 | f->output_data.x->background_pixel); | |
1440 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
1441 | f->output_data.x->background_pixel); | |
b9dc4443 | 1442 | XSetWindowBackground (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 1443 | f->output_data.x->background_pixel); |
d8acee5f KH |
1444 | { |
1445 | Lisp_Object bar; | |
1446 | for (bar = FRAME_SCROLL_BARS (f); !NILP (bar); | |
1447 | bar = XSCROLL_BAR (bar)->next) | |
b9dc4443 | 1448 | XSetWindowBackground (FRAME_X_DISPLAY (f), |
d8acee5f | 1449 | SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
7556890b | 1450 | f->output_data.x->background_pixel); |
d8acee5f | 1451 | } |
01f1ba30 JB |
1452 | UNBLOCK_INPUT; |
1453 | ||
05c8abbe | 1454 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1455 | |
179956b9 | 1456 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1457 | redraw_frame (f); |
01f1ba30 JB |
1458 | } |
1459 | } | |
1460 | ||
1461 | void | |
f676886a JB |
1462 | x_set_mouse_color (f, arg, oldval) |
1463 | struct frame *f; | |
01f1ba30 JB |
1464 | Lisp_Object arg, oldval; |
1465 | { | |
95f80c78 | 1466 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
333b20bb | 1467 | Cursor busy_cursor; |
1dc6cfa6 | 1468 | int count; |
51a1d2d8 KH |
1469 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1470 | unsigned long mask_color = f->output_data.x->background_pixel; | |
a76206dc | 1471 | |
51a1d2d8 | 1472 | /* Don't let pointers be invisible. */ |
a76206dc RS |
1473 | if (mask_color == pixel |
1474 | && mask_color == f->output_data.x->background_pixel) | |
1475 | pixel = f->output_data.x->foreground_pixel; | |
1476 | ||
51a1d2d8 | 1477 | unload_color (f, f->output_data.x->mouse_pixel); |
a76206dc | 1478 | f->output_data.x->mouse_pixel = pixel; |
01f1ba30 JB |
1479 | |
1480 | BLOCK_INPUT; | |
fe24a618 | 1481 | |
eb8c3be9 | 1482 | /* It's not okay to crash if the user selects a screwy cursor. */ |
1dc6cfa6 | 1483 | count = x_catch_errors (FRAME_X_DISPLAY (f)); |
fe24a618 | 1484 | |
01f1ba30 JB |
1485 | if (!EQ (Qnil, Vx_pointer_shape)) |
1486 | { | |
1487 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
b9dc4443 | 1488 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1489 | } |
1490 | else | |
b9dc4443 | 1491 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1492 | x_check_errors (FRAME_X_DISPLAY (f), "bad text pointer cursor: %s"); |
01f1ba30 JB |
1493 | |
1494 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1495 | { | |
1496 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
b9dc4443 | 1497 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
01f1ba30 JB |
1498 | XINT (Vx_nontext_pointer_shape)); |
1499 | } | |
1500 | else | |
b9dc4443 | 1501 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_left_ptr); |
c4ec904f | 1502 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); |
01f1ba30 | 1503 | |
333b20bb GM |
1504 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
1505 | { | |
1506 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
1507 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1508 | XINT (Vx_busy_pointer_shape)); | |
1509 | } | |
1510 | else | |
1511 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_watch); | |
1512 | x_check_errors (FRAME_X_DISPLAY (f), "bad busy pointer cursor: %s"); | |
1513 | ||
1514 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
01f1ba30 JB |
1515 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1516 | { | |
1517 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
b9dc4443 RS |
1518 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
1519 | XINT (Vx_mode_pointer_shape)); | |
01f1ba30 JB |
1520 | } |
1521 | else | |
b9dc4443 | 1522 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1523 | x_check_errors (FRAME_X_DISPLAY (f), "bad modeline pointer cursor: %s"); |
95f80c78 | 1524 | |
ca0ecbf5 | 1525 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1526 | { |
ca0ecbf5 RS |
1527 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1528 | cross_cursor | |
b9dc4443 | 1529 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
ca0ecbf5 | 1530 | XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1531 | } |
1532 | else | |
b9dc4443 | 1533 | cross_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_crosshair); |
01f1ba30 | 1534 | |
fe24a618 | 1535 | /* Check and report errors with the above calls. */ |
c4ec904f | 1536 | x_check_errors (FRAME_X_DISPLAY (f), "can't set cursor shape: %s"); |
1dc6cfa6 | 1537 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
fe24a618 | 1538 | |
01f1ba30 JB |
1539 | { |
1540 | XColor fore_color, back_color; | |
1541 | ||
7556890b | 1542 | fore_color.pixel = f->output_data.x->mouse_pixel; |
01f1ba30 | 1543 | back_color.pixel = mask_color; |
9b2956e2 | 1544 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1545 | &fore_color); |
9b2956e2 | 1546 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1547 | &back_color); |
b9dc4443 | 1548 | XRecolorCursor (FRAME_X_DISPLAY (f), cursor, |
01f1ba30 | 1549 | &fore_color, &back_color); |
b9dc4443 | 1550 | XRecolorCursor (FRAME_X_DISPLAY (f), nontext_cursor, |
01f1ba30 | 1551 | &fore_color, &back_color); |
b9dc4443 | 1552 | XRecolorCursor (FRAME_X_DISPLAY (f), mode_cursor, |
01f1ba30 | 1553 | &fore_color, &back_color); |
b9dc4443 | 1554 | XRecolorCursor (FRAME_X_DISPLAY (f), cross_cursor, |
95f80c78 | 1555 | &fore_color, &back_color); |
333b20bb GM |
1556 | XRecolorCursor (FRAME_X_DISPLAY (f), busy_cursor, |
1557 | &fore_color, &back_color); | |
01f1ba30 | 1558 | } |
01f1ba30 | 1559 | |
fe24a618 | 1560 | if (FRAME_X_WINDOW (f) != 0) |
333b20bb | 1561 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), cursor); |
01f1ba30 | 1562 | |
7556890b RS |
1563 | if (cursor != f->output_data.x->text_cursor && f->output_data.x->text_cursor != 0) |
1564 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->text_cursor); | |
1565 | f->output_data.x->text_cursor = cursor; | |
3457bc6e | 1566 | |
7556890b RS |
1567 | if (nontext_cursor != f->output_data.x->nontext_cursor |
1568 | && f->output_data.x->nontext_cursor != 0) | |
1569 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->nontext_cursor); | |
1570 | f->output_data.x->nontext_cursor = nontext_cursor; | |
f676886a | 1571 | |
333b20bb GM |
1572 | if (busy_cursor != f->output_data.x->busy_cursor |
1573 | && f->output_data.x->busy_cursor != 0) | |
1574 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->busy_cursor); | |
1575 | f->output_data.x->busy_cursor = busy_cursor; | |
1576 | ||
7556890b RS |
1577 | if (mode_cursor != f->output_data.x->modeline_cursor |
1578 | && f->output_data.x->modeline_cursor != 0) | |
1579 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->modeline_cursor); | |
1580 | f->output_data.x->modeline_cursor = mode_cursor; | |
333b20bb | 1581 | |
7556890b RS |
1582 | if (cross_cursor != f->output_data.x->cross_cursor |
1583 | && f->output_data.x->cross_cursor != 0) | |
1584 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->cross_cursor); | |
1585 | f->output_data.x->cross_cursor = cross_cursor; | |
01f1ba30 | 1586 | |
b9dc4443 | 1587 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 | 1588 | UNBLOCK_INPUT; |
05c8abbe GM |
1589 | |
1590 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1591 | } |
1592 | ||
1593 | void | |
f676886a JB |
1594 | x_set_cursor_color (f, arg, oldval) |
1595 | struct frame *f; | |
01f1ba30 JB |
1596 | Lisp_Object arg, oldval; |
1597 | { | |
a76206dc | 1598 | unsigned long fore_pixel, pixel; |
01f1ba30 JB |
1599 | |
1600 | if (!EQ (Vx_cursor_fore_pixel, Qnil)) | |
b9dc4443 RS |
1601 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
1602 | WHITE_PIX_DEFAULT (f)); | |
01f1ba30 | 1603 | else |
7556890b | 1604 | fore_pixel = f->output_data.x->background_pixel; |
a76206dc RS |
1605 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1606 | ||
f9942c9e | 1607 | /* Make sure that the cursor color differs from the background color. */ |
a76206dc | 1608 | if (pixel == f->output_data.x->background_pixel) |
01f1ba30 | 1609 | { |
a76206dc RS |
1610 | pixel = f->output_data.x->mouse_pixel; |
1611 | if (pixel == fore_pixel) | |
7556890b | 1612 | fore_pixel = f->output_data.x->background_pixel; |
01f1ba30 | 1613 | } |
a76206dc | 1614 | |
51a1d2d8 | 1615 | unload_color (f, f->output_data.x->cursor_foreground_pixel); |
7556890b | 1616 | f->output_data.x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1617 | |
51a1d2d8 | 1618 | unload_color (f, f->output_data.x->cursor_pixel); |
a76206dc RS |
1619 | f->output_data.x->cursor_pixel = pixel; |
1620 | ||
fe24a618 | 1621 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1622 | { |
01f1ba30 | 1623 | BLOCK_INPUT; |
7556890b RS |
1624 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, |
1625 | f->output_data.x->cursor_pixel); | |
1626 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
01f1ba30 JB |
1627 | fore_pixel); |
1628 | UNBLOCK_INPUT; | |
01f1ba30 | 1629 | |
179956b9 | 1630 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1631 | { |
cedadcfa RS |
1632 | x_update_cursor (f, 0); |
1633 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1634 | } |
1635 | } | |
05c8abbe GM |
1636 | |
1637 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1638 | } |
943b580d | 1639 | \f |
f676886a | 1640 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1641 | ARG can be a string naming a color. |
1642 | The border-color is used for the border that is drawn by the X server. | |
1643 | Note that this does not fully take effect if done before | |
f676886a | 1644 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1645 | |
1646 | Note: this is done in two routines because of the way X10 works. | |
1647 | ||
1648 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1649 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1650 | |
1651 | void | |
f676886a JB |
1652 | x_set_border_color (f, arg, oldval) |
1653 | struct frame *f; | |
01f1ba30 JB |
1654 | Lisp_Object arg, oldval; |
1655 | { | |
01f1ba30 JB |
1656 | int pix; |
1657 | ||
1658 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1659 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1660 | x_set_border_pixel (f, pix); |
05c8abbe | 1661 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1662 | } |
1663 | ||
f676886a | 1664 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1665 | Note that this does not fully take effect if done before |
f676886a | 1666 | F has an x-window. */ |
01f1ba30 | 1667 | |
968b1234 | 1668 | void |
f676886a JB |
1669 | x_set_border_pixel (f, pix) |
1670 | struct frame *f; | |
01f1ba30 JB |
1671 | int pix; |
1672 | { | |
a76206dc | 1673 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1674 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1675 | |
7556890b | 1676 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1677 | { |
01f1ba30 | 1678 | BLOCK_INPUT; |
b9dc4443 | 1679 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1680 | (unsigned long)pix); |
01f1ba30 JB |
1681 | UNBLOCK_INPUT; |
1682 | ||
179956b9 | 1683 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1684 | redraw_frame (f); |
01f1ba30 JB |
1685 | } |
1686 | } | |
1687 | ||
dbc4e1c1 JB |
1688 | void |
1689 | x_set_cursor_type (f, arg, oldval) | |
1690 | FRAME_PTR f; | |
1691 | Lisp_Object arg, oldval; | |
1692 | { | |
1693 | if (EQ (arg, Qbar)) | |
c3211206 | 1694 | { |
333b20bb | 1695 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
7556890b | 1696 | f->output_data.x->cursor_width = 2; |
c3211206 | 1697 | } |
8e713be6 KR |
1698 | else if (CONSP (arg) && EQ (XCAR (arg), Qbar) |
1699 | && INTEGERP (XCDR (arg))) | |
c3211206 | 1700 | { |
333b20bb | 1701 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
8e713be6 | 1702 | f->output_data.x->cursor_width = XINT (XCDR (arg)); |
c3211206 | 1703 | } |
dbc4e1c1 | 1704 | else |
c3211206 RS |
1705 | /* Treat anything unknown as "box cursor". |
1706 | It was bad to signal an error; people have trouble fixing | |
1707 | .Xdefaults with Emacs, when it has something bad in it. */ | |
333b20bb | 1708 | FRAME_DESIRED_CURSOR (f) = FILLED_BOX_CURSOR; |
dbc4e1c1 JB |
1709 | |
1710 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1711 | often do people change cursor types? */ | |
1712 | update_mode_lines++; | |
1713 | } | |
943b580d | 1714 | \f |
01f1ba30 | 1715 | void |
f676886a JB |
1716 | x_set_icon_type (f, arg, oldval) |
1717 | struct frame *f; | |
01f1ba30 JB |
1718 | Lisp_Object arg, oldval; |
1719 | { | |
01f1ba30 JB |
1720 | int result; |
1721 | ||
203c1d73 RS |
1722 | if (STRINGP (arg)) |
1723 | { | |
1724 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1725 | return; | |
1726 | } | |
1727 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1728 | return; |
1729 | ||
1730 | BLOCK_INPUT; | |
265a9e55 | 1731 | if (NILP (arg)) |
80534dd6 | 1732 | result = x_text_icon (f, |
f468da95 RS |
1733 | (char *) XSTRING ((!NILP (f->icon_name) |
1734 | ? f->icon_name | |
80534dd6 | 1735 | : f->name))->data); |
f1c7b5a6 RS |
1736 | else |
1737 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1738 | |
1739 | if (result) | |
1740 | { | |
01f1ba30 | 1741 | UNBLOCK_INPUT; |
0fb53770 | 1742 | error ("No icon window available"); |
01f1ba30 JB |
1743 | } |
1744 | ||
b9dc4443 | 1745 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1746 | UNBLOCK_INPUT; |
1747 | } | |
1748 | ||
f1c7b5a6 | 1749 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1750 | |
f1c7b5a6 | 1751 | Lisp_Object |
0fb53770 RS |
1752 | x_icon_type (f) |
1753 | FRAME_PTR f; | |
1754 | { | |
1755 | Lisp_Object tem; | |
1756 | ||
1757 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1758 | if (CONSP (tem)) |
8e713be6 | 1759 | return XCDR (tem); |
f1c7b5a6 RS |
1760 | else |
1761 | return Qnil; | |
0fb53770 RS |
1762 | } |
1763 | ||
80534dd6 KH |
1764 | void |
1765 | x_set_icon_name (f, arg, oldval) | |
1766 | struct frame *f; | |
1767 | Lisp_Object arg, oldval; | |
1768 | { | |
80534dd6 KH |
1769 | int result; |
1770 | ||
1771 | if (STRINGP (arg)) | |
1772 | { | |
1773 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1774 | return; | |
1775 | } | |
1776 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1777 | return; | |
1778 | ||
f468da95 | 1779 | f->icon_name = arg; |
80534dd6 | 1780 | |
7556890b | 1781 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1782 | return; |
1783 | ||
1784 | BLOCK_INPUT; | |
1785 | ||
1786 | result = x_text_icon (f, | |
f468da95 RS |
1787 | (char *) XSTRING ((!NILP (f->icon_name) |
1788 | ? f->icon_name | |
943b580d RS |
1789 | : !NILP (f->title) |
1790 | ? f->title | |
80534dd6 KH |
1791 | : f->name))->data); |
1792 | ||
1793 | if (result) | |
1794 | { | |
1795 | UNBLOCK_INPUT; | |
1796 | error ("No icon window available"); | |
1797 | } | |
1798 | ||
80534dd6 KH |
1799 | XFlush (FRAME_X_DISPLAY (f)); |
1800 | UNBLOCK_INPUT; | |
1801 | } | |
943b580d | 1802 | \f |
01f1ba30 | 1803 | void |
f676886a JB |
1804 | x_set_font (f, arg, oldval) |
1805 | struct frame *f; | |
01f1ba30 JB |
1806 | Lisp_Object arg, oldval; |
1807 | { | |
ea96210c | 1808 | Lisp_Object result; |
942ea06d | 1809 | Lisp_Object fontset_name; |
a367641f | 1810 | Lisp_Object frame; |
01f1ba30 JB |
1811 | |
1812 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1813 | |
49965a29 | 1814 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1815 | |
01f1ba30 | 1816 | BLOCK_INPUT; |
942ea06d KH |
1817 | result = (STRINGP (fontset_name) |
1818 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1819 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1820 | UNBLOCK_INPUT; |
1821 | ||
ea96210c | 1822 | if (EQ (result, Qnil)) |
1c59f5df | 1823 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1824 | else if (EQ (result, Qt)) |
26e18ed9 | 1825 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1826 | else if (STRINGP (result)) |
1827 | { | |
ea96210c | 1828 | store_frame_param (f, Qfont, result); |
333b20bb | 1829 | recompute_basic_faces (f); |
ea96210c JB |
1830 | } |
1831 | else | |
1832 | abort (); | |
a367641f | 1833 | |
8938a4fb | 1834 | do_pending_window_change (0); |
95aa0336 | 1835 | |
333b20bb GM |
1836 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1837 | initialized yet. This is the case when called from | |
1838 | Fx_create_frame. In that case, the X widget or window doesn't | |
1839 | exist either, and we can end up in x_report_frame_params with a | |
1840 | null widget which gives a segfault. */ | |
1841 | if (FRAME_FACE_CACHE (f)) | |
1842 | { | |
1843 | XSETFRAME (frame, f); | |
1844 | call1 (Qface_set_after_frame_default, frame); | |
1845 | } | |
01f1ba30 JB |
1846 | } |
1847 | ||
1848 | void | |
f676886a JB |
1849 | x_set_border_width (f, arg, oldval) |
1850 | struct frame *f; | |
01f1ba30 JB |
1851 | Lisp_Object arg, oldval; |
1852 | { | |
1853 | CHECK_NUMBER (arg, 0); | |
1854 | ||
7556890b | 1855 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1856 | return; |
1857 | ||
fe24a618 | 1858 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1859 | error ("Cannot change the border width of a window"); |
1860 | ||
7556890b | 1861 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1862 | } |
1863 | ||
1864 | void | |
f676886a JB |
1865 | x_set_internal_border_width (f, arg, oldval) |
1866 | struct frame *f; | |
01f1ba30 JB |
1867 | Lisp_Object arg, oldval; |
1868 | { | |
7556890b | 1869 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1870 | |
1871 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1872 | f->output_data.x->internal_border_width = XINT (arg); |
1873 | if (f->output_data.x->internal_border_width < 0) | |
1874 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1875 | |
d3b06468 | 1876 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1877 | if (f->output_data.x->edit_widget) |
968b1234 | 1878 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1879 | #endif |
2a8a07d4 | 1880 | |
7556890b | 1881 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1882 | return; |
1883 | ||
fe24a618 | 1884 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1885 | { |
363f7e15 | 1886 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1887 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1888 | do_pending_window_change (0); |
01f1ba30 JB |
1889 | } |
1890 | } | |
1891 | ||
d043f1a4 RS |
1892 | void |
1893 | x_set_visibility (f, value, oldval) | |
1894 | struct frame *f; | |
1895 | Lisp_Object value, oldval; | |
1896 | { | |
1897 | Lisp_Object frame; | |
191ed777 | 1898 | XSETFRAME (frame, f); |
d043f1a4 RS |
1899 | |
1900 | if (NILP (value)) | |
363f7e15 | 1901 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1902 | else if (EQ (value, Qicon)) |
d043f1a4 | 1903 | Ficonify_frame (frame); |
49795535 JB |
1904 | else |
1905 | Fmake_frame_visible (frame); | |
d043f1a4 | 1906 | } |
943b580d | 1907 | \f |
d043f1a4 RS |
1908 | static void |
1909 | x_set_menu_bar_lines_1 (window, n) | |
1910 | Lisp_Object window; | |
1911 | int n; | |
1912 | { | |
47c0f58b | 1913 | struct window *w = XWINDOW (window); |
d043f1a4 | 1914 | |
e33f7330 KH |
1915 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1916 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1917 | |
4336c705 GM |
1918 | if (INTEGERP (w->orig_top)) |
1919 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
1920 | if (INTEGERP (w->orig_height)) | |
1921 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
1922 | ||
47c0f58b RS |
1923 | /* Handle just the top child in a vertical split. */ |
1924 | if (!NILP (w->vchild)) | |
1925 | x_set_menu_bar_lines_1 (w->vchild, n); | |
d043f1a4 | 1926 | |
47c0f58b RS |
1927 | /* Adjust all children in a horizontal split. */ |
1928 | for (window = w->hchild; !NILP (window); window = w->next) | |
1929 | { | |
1930 | w = XWINDOW (window); | |
1931 | x_set_menu_bar_lines_1 (window, n); | |
d043f1a4 RS |
1932 | } |
1933 | } | |
1934 | ||
1935 | void | |
1936 | x_set_menu_bar_lines (f, value, oldval) | |
1937 | struct frame *f; | |
1938 | Lisp_Object value, oldval; | |
1939 | { | |
1940 | int nlines; | |
b6d7acec | 1941 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1942 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1943 | #endif |
d043f1a4 | 1944 | |
f64ba6ea JB |
1945 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1946 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1947 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1948 | in or split the minibuffer window. */ |
519066d2 | 1949 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
1950 | return; |
1951 | ||
6a5e54e2 | 1952 | if (INTEGERP (value)) |
d043f1a4 RS |
1953 | nlines = XINT (value); |
1954 | else | |
1955 | nlines = 0; | |
1956 | ||
3d09b6be RS |
1957 | /* Make sure we redisplay all windows in this frame. */ |
1958 | windows_or_buffers_changed++; | |
1959 | ||
9ef48a9d RS |
1960 | #ifdef USE_X_TOOLKIT |
1961 | FRAME_MENU_BAR_LINES (f) = 0; | |
1962 | if (nlines) | |
0d8ef3f4 RS |
1963 | { |
1964 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1965 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1966 | /* Make sure next redisplay shows the menu bar. */ |
1967 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1968 | } | |
9ef48a9d RS |
1969 | else |
1970 | { | |
6bc20398 FP |
1971 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1972 | free_frame_menubar (f); | |
9ef48a9d | 1973 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1974 | if (FRAME_X_P (f)) |
1975 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
1976 | } |
1977 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 RS |
1978 | FRAME_MENU_BAR_LINES (f) = nlines; |
1979 | x_set_menu_bar_lines_1 (f->root_window, nlines - olines); | |
9ef48a9d | 1980 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1981 | adjust_glyphs (f); |
1982 | } | |
1983 | ||
1984 | ||
1985 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1986 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1987 | is the old number of tool bar lines. This function changes the | |
1988 | height of all windows on frame F to match the new tool bar height. | |
1989 | The frame's height doesn't change. */ | |
1990 | ||
1991 | void | |
9ea173e8 | 1992 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1993 | struct frame *f; |
1994 | Lisp_Object value, oldval; | |
1995 | { | |
1996 | int delta, nlines; | |
1997 | ||
1998 | /* Use VALUE only if an integer >= 0. */ | |
1999 | if (INTEGERP (value) && XINT (value) >= 0) | |
2000 | nlines = XFASTINT (value); | |
2001 | else | |
2002 | nlines = 0; | |
2003 | ||
2004 | /* Make sure we redisplay all windows in this frame. */ | |
2005 | ++windows_or_buffers_changed; | |
2006 | ||
9ea173e8 GM |
2007 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
2008 | FRAME_TOOL_BAR_LINES (f) = nlines; | |
333b20bb GM |
2009 | x_set_menu_bar_lines_1 (FRAME_ROOT_WINDOW (f), delta); |
2010 | adjust_glyphs (f); | |
2011 | } | |
2012 | ||
2013 | ||
2014 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2015 | VALUE should be a string, a color name. If it isn't a string or | |
2016 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2017 | the frame parameter. */ | |
2018 | ||
2019 | void | |
2020 | x_set_scroll_bar_foreground (f, value, oldval) | |
2021 | struct frame *f; | |
2022 | Lisp_Object value, oldval; | |
2023 | { | |
2024 | unsigned long pixel; | |
2025 | ||
2026 | if (STRINGP (value)) | |
2027 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2028 | else | |
2029 | pixel = -1; | |
2030 | ||
2031 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2032 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2033 | ||
2034 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2035 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2036 | { | |
2037 | /* Remove all scroll bars because they have wrong colors. */ | |
2038 | if (condemn_scroll_bars_hook) | |
2039 | (*condemn_scroll_bars_hook) (f); | |
2040 | if (judge_scroll_bars_hook) | |
2041 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2042 | |
2043 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2044 | redraw_frame (f); |
2045 | } | |
2046 | } | |
2047 | ||
2048 | ||
2049 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2050 | should be a string, a color name. If it isn't a string or isn't a | |
2051 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2052 | parameter. */ | |
2053 | ||
2054 | void | |
2055 | x_set_scroll_bar_background (f, value, oldval) | |
2056 | struct frame *f; | |
2057 | Lisp_Object value, oldval; | |
2058 | { | |
2059 | unsigned long pixel; | |
2060 | ||
2061 | if (STRINGP (value)) | |
2062 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2063 | else | |
2064 | pixel = -1; | |
2065 | ||
2066 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2067 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2068 | ||
2069 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2070 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2071 | { | |
2072 | /* Remove all scroll bars because they have wrong colors. */ | |
2073 | if (condemn_scroll_bars_hook) | |
2074 | (*condemn_scroll_bars_hook) (f); | |
2075 | if (judge_scroll_bars_hook) | |
2076 | (*judge_scroll_bars_hook) (f); | |
2077 | ||
05c8abbe | 2078 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2079 | redraw_frame (f); |
2080 | } | |
d043f1a4 | 2081 | } |
333b20bb | 2082 | |
943b580d | 2083 | \f |
75f9d625 | 2084 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2085 | x_id_name. |
2086 | ||
2087 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2088 | name; if NAME is a string, set F's name to NAME and set |
2089 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2090 | |
2091 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2092 | suggesting a new name, which lisp code should override; if | |
2093 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2094 | ||
2095 | void | |
2096 | x_set_name (f, name, explicit) | |
2097 | struct frame *f; | |
2098 | Lisp_Object name; | |
2099 | int explicit; | |
2100 | { | |
2101 | /* Make sure that requests from lisp code override requests from | |
2102 | Emacs redisplay code. */ | |
2103 | if (explicit) | |
2104 | { | |
2105 | /* If we're switching from explicit to implicit, we had better | |
2106 | update the mode lines and thereby update the title. */ | |
2107 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2108 | update_mode_lines = 1; |
f945b920 JB |
2109 | |
2110 | f->explicit_name = ! NILP (name); | |
2111 | } | |
2112 | else if (f->explicit_name) | |
2113 | return; | |
2114 | ||
2115 | /* If NAME is nil, set the name to the x_id_name. */ | |
2116 | if (NILP (name)) | |
f10f0b79 RS |
2117 | { |
2118 | /* Check for no change needed in this very common case | |
2119 | before we do any consing. */ | |
08a90d6a RS |
2120 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2121 | XSTRING (f->name)->data)) | |
f10f0b79 | 2122 | return; |
08a90d6a | 2123 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2124 | } |
62265f1c | 2125 | else |
f945b920 | 2126 | CHECK_STRING (name, 0); |
01f1ba30 | 2127 | |
f945b920 JB |
2128 | /* Don't change the name if it's already NAME. */ |
2129 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2130 | return; |
2131 | ||
943b580d RS |
2132 | f->name = name; |
2133 | ||
2134 | /* For setting the frame title, the title parameter should override | |
2135 | the name parameter. */ | |
2136 | if (! NILP (f->title)) | |
2137 | name = f->title; | |
2138 | ||
fe24a618 | 2139 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2140 | { |
01f1ba30 | 2141 | BLOCK_INPUT; |
fe24a618 JB |
2142 | #ifdef HAVE_X11R4 |
2143 | { | |
80534dd6 KH |
2144 | XTextProperty text, icon; |
2145 | Lisp_Object icon_name; | |
2146 | ||
fe24a618 JB |
2147 | text.value = XSTRING (name)->data; |
2148 | text.encoding = XA_STRING; | |
2149 | text.format = 8; | |
fc932ac6 | 2150 | text.nitems = STRING_BYTES (XSTRING (name)); |
80534dd6 | 2151 | |
f468da95 | 2152 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); |
80534dd6 KH |
2153 | |
2154 | icon.value = XSTRING (icon_name)->data; | |
2155 | icon.encoding = XA_STRING; | |
2156 | icon.format = 8; | |
fc932ac6 | 2157 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
9ef48a9d | 2158 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2159 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2160 | XtWindow (f->output_data.x->widget), &text); |
2161 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2162 | &icon); |
9ef48a9d | 2163 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2164 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2165 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2166 | #endif /* not USE_X_TOOLKIT */ |
fe24a618 | 2167 | } |
9ef48a9d | 2168 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2169 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2170 | XSTRING (name)->data); |
b9dc4443 | 2171 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2172 | XSTRING (name)->data); |
9ef48a9d | 2173 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2174 | UNBLOCK_INPUT; |
2175 | } | |
f945b920 JB |
2176 | } |
2177 | ||
2178 | /* This function should be called when the user's lisp code has | |
2179 | specified a name for the frame; the name will override any set by the | |
2180 | redisplay code. */ | |
2181 | void | |
2182 | x_explicitly_set_name (f, arg, oldval) | |
2183 | FRAME_PTR f; | |
2184 | Lisp_Object arg, oldval; | |
2185 | { | |
2186 | x_set_name (f, arg, 1); | |
2187 | } | |
2188 | ||
2189 | /* This function should be called by Emacs redisplay code to set the | |
2190 | name; names set this way will never override names set by the user's | |
2191 | lisp code. */ | |
25250031 | 2192 | void |
f945b920 JB |
2193 | x_implicitly_set_name (f, arg, oldval) |
2194 | FRAME_PTR f; | |
2195 | Lisp_Object arg, oldval; | |
2196 | { | |
2197 | x_set_name (f, arg, 0); | |
01f1ba30 | 2198 | } |
943b580d RS |
2199 | \f |
2200 | /* Change the title of frame F to NAME. | |
2201 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2202 | |
943b580d RS |
2203 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2204 | name; if NAME is a string, set F's name to NAME and set | |
2205 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2206 | ||
2207 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2208 | suggesting a new name, which lisp code should override; if | |
2209 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2210 | ||
2211 | void | |
d62c8769 | 2212 | x_set_title (f, name, old_name) |
943b580d | 2213 | struct frame *f; |
d62c8769 | 2214 | Lisp_Object name, old_name; |
943b580d RS |
2215 | { |
2216 | /* Don't change the title if it's already NAME. */ | |
2217 | if (EQ (name, f->title)) | |
2218 | return; | |
2219 | ||
2220 | update_mode_lines = 1; | |
2221 | ||
2222 | f->title = name; | |
2223 | ||
2224 | if (NILP (name)) | |
2225 | name = f->name; | |
beb403b3 RS |
2226 | else |
2227 | CHECK_STRING (name, 0); | |
943b580d RS |
2228 | |
2229 | if (FRAME_X_WINDOW (f)) | |
2230 | { | |
2231 | BLOCK_INPUT; | |
2232 | #ifdef HAVE_X11R4 | |
2233 | { | |
2234 | XTextProperty text, icon; | |
2235 | Lisp_Object icon_name; | |
2236 | ||
2237 | text.value = XSTRING (name)->data; | |
2238 | text.encoding = XA_STRING; | |
2239 | text.format = 8; | |
fc932ac6 | 2240 | text.nitems = STRING_BYTES (XSTRING (name)); |
943b580d RS |
2241 | |
2242 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); | |
2243 | ||
2244 | icon.value = XSTRING (icon_name)->data; | |
2245 | icon.encoding = XA_STRING; | |
2246 | icon.format = 8; | |
fc932ac6 | 2247 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
943b580d RS |
2248 | #ifdef USE_X_TOOLKIT |
2249 | XSetWMName (FRAME_X_DISPLAY (f), | |
2250 | XtWindow (f->output_data.x->widget), &text); | |
2251 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2252 | &icon); | |
2253 | #else /* not USE_X_TOOLKIT */ | |
2254 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2255 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2256 | #endif /* not USE_X_TOOLKIT */ | |
2257 | } | |
2258 | #else /* not HAVE_X11R4 */ | |
2259 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2260 | XSTRING (name)->data); | |
2261 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2262 | XSTRING (name)->data); | |
2263 | #endif /* not HAVE_X11R4 */ | |
2264 | UNBLOCK_INPUT; | |
2265 | } | |
2266 | } | |
2267 | \f | |
01f1ba30 | 2268 | void |
f676886a JB |
2269 | x_set_autoraise (f, arg, oldval) |
2270 | struct frame *f; | |
01f1ba30 JB |
2271 | Lisp_Object arg, oldval; |
2272 | { | |
f676886a | 2273 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2274 | } |
2275 | ||
2276 | void | |
f676886a JB |
2277 | x_set_autolower (f, arg, oldval) |
2278 | struct frame *f; | |
01f1ba30 JB |
2279 | Lisp_Object arg, oldval; |
2280 | { | |
f676886a | 2281 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2282 | } |
179956b9 | 2283 | |
eac358ef KH |
2284 | void |
2285 | x_set_unsplittable (f, arg, oldval) | |
2286 | struct frame *f; | |
2287 | Lisp_Object arg, oldval; | |
2288 | { | |
2289 | f->no_split = !NILP (arg); | |
2290 | } | |
2291 | ||
179956b9 | 2292 | void |
a3c87d4e | 2293 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2294 | struct frame *f; |
2295 | Lisp_Object arg, oldval; | |
2296 | { | |
1ab3d87e RS |
2297 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2298 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2299 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2300 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2301 | { |
1ab3d87e RS |
2302 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2303 | = (NILP (arg) | |
2304 | ? vertical_scroll_bar_none | |
2305 | : EQ (Qright, arg) | |
2306 | ? vertical_scroll_bar_right | |
2307 | : vertical_scroll_bar_left); | |
179956b9 | 2308 | |
cf177271 JB |
2309 | /* We set this parameter before creating the X window for the |
2310 | frame, so we can get the geometry right from the start. | |
2311 | However, if the window hasn't been created yet, we shouldn't | |
2312 | call x_set_window_size. */ | |
2313 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2314 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2315 | do_pending_window_change (0); |
179956b9 JB |
2316 | } |
2317 | } | |
4701395c KH |
2318 | |
2319 | void | |
2320 | x_set_scroll_bar_width (f, arg, oldval) | |
2321 | struct frame *f; | |
2322 | Lisp_Object arg, oldval; | |
2323 | { | |
a672c74d RS |
2324 | int wid = FONT_WIDTH (f->output_data.x->font); |
2325 | ||
dff9a538 KH |
2326 | if (NILP (arg)) |
2327 | { | |
c6e9d03b GM |
2328 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2329 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2330 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2331 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2332 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2333 | #else | |
2334 | /* Make the actual width at least 14 pixels and a multiple of a | |
2335 | character width. */ | |
a672c74d | 2336 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2337 | |
2338 | /* Use all of that space (aside from required margins) for the | |
2339 | scroll bar. */ | |
dff9a538 | 2340 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2341 | #endif |
a672c74d | 2342 | |
a90ab372 RS |
2343 | if (FRAME_X_WINDOW (f)) |
2344 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2345 | do_pending_window_change (0); |
dff9a538 KH |
2346 | } |
2347 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2348 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2349 | { |
09d8c7ac RS |
2350 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2351 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2352 | |
4701395c KH |
2353 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2354 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2355 | if (FRAME_X_WINDOW (f)) | |
2356 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2357 | } | |
dca97592 | 2358 | |
8938a4fb | 2359 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2360 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2361 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2362 | } |
333b20bb GM |
2363 | |
2364 | ||
01f1ba30 | 2365 | \f |
f676886a | 2366 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2367 | |
b7975ee4 KH |
2368 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2369 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2370 | ||
d387c960 JB |
2371 | static void |
2372 | validate_x_resource_name () | |
2373 | { | |
333b20bb | 2374 | int len = 0; |
0e78b377 RS |
2375 | /* Number of valid characters in the resource name. */ |
2376 | int good_count = 0; | |
2377 | /* Number of invalid characters in the resource name. */ | |
2378 | int bad_count = 0; | |
2379 | Lisp_Object new; | |
2380 | int i; | |
2381 | ||
498e9ac3 RS |
2382 | if (!STRINGP (Vx_resource_class)) |
2383 | Vx_resource_class = build_string (EMACS_CLASS); | |
2384 | ||
cf204347 RS |
2385 | if (STRINGP (Vx_resource_name)) |
2386 | { | |
cf204347 RS |
2387 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2388 | int i; | |
2389 | ||
fc932ac6 | 2390 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2391 | |
2392 | /* Only letters, digits, - and _ are valid in resource names. | |
2393 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2394 | for (i = 0; i < len; i++) |
2395 | { | |
2396 | int c = p[i]; | |
2397 | if (! ((c >= 'a' && c <= 'z') | |
2398 | || (c >= 'A' && c <= 'Z') | |
2399 | || (c >= '0' && c <= '9') | |
2400 | || c == '-' || c == '_')) | |
0e78b377 RS |
2401 | bad_count++; |
2402 | else | |
2403 | good_count++; | |
cf204347 RS |
2404 | } |
2405 | } | |
2406 | else | |
0e78b377 RS |
2407 | /* Not a string => completely invalid. */ |
2408 | bad_count = 5, good_count = 0; | |
2409 | ||
2410 | /* If name is valid already, return. */ | |
2411 | if (bad_count == 0) | |
2412 | return; | |
2413 | ||
2414 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2415 | if (good_count == 0 | |
2416 | || (good_count == 1 && bad_count > 0)) | |
2417 | { | |
b7975ee4 | 2418 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2419 | return; |
2420 | } | |
2421 | ||
2422 | /* Name is partly valid. Copy it and replace the invalid characters | |
2423 | with underscores. */ | |
2424 | ||
2425 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2426 | ||
2427 | for (i = 0; i < len; i++) | |
2428 | { | |
2429 | int c = XSTRING (new)->data[i]; | |
2430 | if (! ((c >= 'a' && c <= 'z') | |
2431 | || (c >= 'A' && c <= 'Z') | |
2432 | || (c >= '0' && c <= '9') | |
2433 | || c == '-' || c == '_')) | |
2434 | XSTRING (new)->data[i] = '_'; | |
2435 | } | |
d387c960 JB |
2436 | } |
2437 | ||
2438 | ||
01f1ba30 | 2439 | extern char *x_get_string_resource (); |
01f1ba30 | 2440 | |
cf177271 JB |
2441 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2442 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2443 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2444 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2445 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2446 | \n\ |
8fabe6f4 RS |
2447 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2448 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2449 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2450 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2451 | (attribute, class, component, subclass) |
2452 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2453 | { |
2454 | register char *value; | |
2455 | char *name_key; | |
2456 | char *class_key; | |
2457 | ||
11ae94fe RS |
2458 | check_x (); |
2459 | ||
01f1ba30 | 2460 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2461 | CHECK_STRING (class, 0); |
2462 | ||
8fabe6f4 RS |
2463 | if (!NILP (component)) |
2464 | CHECK_STRING (component, 1); | |
2465 | if (!NILP (subclass)) | |
2466 | CHECK_STRING (subclass, 2); | |
2467 | if (NILP (component) != NILP (subclass)) | |
2468 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2469 | ||
d387c960 JB |
2470 | validate_x_resource_name (); |
2471 | ||
b7975ee4 KH |
2472 | /* Allocate space for the components, the dots which separate them, |
2473 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2474 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2475 | + (STRINGP (component) |
fc932ac6 RS |
2476 | ? STRING_BYTES (XSTRING (component)) : 0) |
2477 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2478 | + 3); |
2479 | ||
fc932ac6 RS |
2480 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2481 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2482 | + (STRINGP (subclass) |
fc932ac6 | 2483 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2484 | + 3); |
2485 | ||
2486 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2487 | and with `Emacs' for the class key (the general one). */ | |
2488 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2489 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2490 | |
2491 | strcat (class_key, "."); | |
2492 | strcat (class_key, XSTRING (class)->data); | |
2493 | ||
2494 | if (!NILP (component)) | |
01f1ba30 | 2495 | { |
b7975ee4 KH |
2496 | strcat (class_key, "."); |
2497 | strcat (class_key, XSTRING (subclass)->data); | |
2498 | ||
2499 | strcat (name_key, "."); | |
2500 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2501 | } |
2502 | ||
b7975ee4 KH |
2503 | strcat (name_key, "."); |
2504 | strcat (name_key, XSTRING (attribute)->data); | |
2505 | ||
b9dc4443 RS |
2506 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2507 | name_key, class_key); | |
01f1ba30 JB |
2508 | |
2509 | if (value != (char *) 0) | |
2510 | return build_string (value); | |
2511 | else | |
2512 | return Qnil; | |
2513 | } | |
2514 | ||
abb4b7ec RS |
2515 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2516 | ||
333b20bb | 2517 | Lisp_Object |
abb4b7ec RS |
2518 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2519 | struct x_display_info *dpyinfo; | |
2520 | Lisp_Object attribute, class, component, subclass; | |
2521 | { | |
2522 | register char *value; | |
2523 | char *name_key; | |
2524 | char *class_key; | |
2525 | ||
abb4b7ec RS |
2526 | CHECK_STRING (attribute, 0); |
2527 | CHECK_STRING (class, 0); | |
2528 | ||
2529 | if (!NILP (component)) | |
2530 | CHECK_STRING (component, 1); | |
2531 | if (!NILP (subclass)) | |
2532 | CHECK_STRING (subclass, 2); | |
2533 | if (NILP (component) != NILP (subclass)) | |
2534 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2535 | ||
2536 | validate_x_resource_name (); | |
2537 | ||
2538 | /* Allocate space for the components, the dots which separate them, | |
2539 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2540 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2541 | + (STRINGP (component) |
fc932ac6 RS |
2542 | ? STRING_BYTES (XSTRING (component)) : 0) |
2543 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2544 | + 3); |
2545 | ||
fc932ac6 RS |
2546 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2547 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2548 | + (STRINGP (subclass) |
fc932ac6 | 2549 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2550 | + 3); |
2551 | ||
2552 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2553 | and with `Emacs' for the class key (the general one). */ | |
2554 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2555 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2556 | ||
2557 | strcat (class_key, "."); | |
2558 | strcat (class_key, XSTRING (class)->data); | |
2559 | ||
2560 | if (!NILP (component)) | |
2561 | { | |
2562 | strcat (class_key, "."); | |
2563 | strcat (class_key, XSTRING (subclass)->data); | |
2564 | ||
2565 | strcat (name_key, "."); | |
2566 | strcat (name_key, XSTRING (component)->data); | |
2567 | } | |
2568 | ||
2569 | strcat (name_key, "."); | |
2570 | strcat (name_key, XSTRING (attribute)->data); | |
2571 | ||
2572 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2573 | ||
2574 | if (value != (char *) 0) | |
2575 | return build_string (value); | |
2576 | else | |
2577 | return Qnil; | |
2578 | } | |
2579 | ||
3402e1a4 RS |
2580 | /* Used when C code wants a resource value. */ |
2581 | ||
2582 | char * | |
2583 | x_get_resource_string (attribute, class) | |
2584 | char *attribute, *class; | |
2585 | { | |
3402e1a4 RS |
2586 | char *name_key; |
2587 | char *class_key; | |
0fe92f72 | 2588 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2589 | |
2590 | /* Allocate space for the components, the dots which separate them, | |
2591 | and the final '\0'. */ | |
fc932ac6 | 2592 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2593 | + strlen (attribute) + 2); |
2594 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2595 | + strlen (class) + 2); | |
2596 | ||
2597 | sprintf (name_key, "%s.%s", | |
2598 | XSTRING (Vinvocation_name)->data, | |
2599 | attribute); | |
2600 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2601 | ||
0fe92f72 | 2602 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2603 | name_key, class_key); |
3402e1a4 RS |
2604 | } |
2605 | ||
60fb3ee1 JB |
2606 | /* Types we might convert a resource string into. */ |
2607 | enum resource_types | |
333b20bb GM |
2608 | { |
2609 | RES_TYPE_NUMBER, | |
d62c8769 | 2610 | RES_TYPE_FLOAT, |
333b20bb GM |
2611 | RES_TYPE_BOOLEAN, |
2612 | RES_TYPE_STRING, | |
2613 | RES_TYPE_SYMBOL | |
2614 | }; | |
60fb3ee1 | 2615 | |
01f1ba30 | 2616 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2617 | |
f676886a | 2618 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2619 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2620 | |
2621 | Convert the resource to the type specified by desired_type. | |
2622 | ||
f9942c9e JB |
2623 | If no default is specified, return Qunbound. If you call |
2624 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2625 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2626 | |
2627 | static Lisp_Object | |
abb4b7ec RS |
2628 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2629 | struct x_display_info *dpyinfo; | |
3c254570 | 2630 | Lisp_Object alist, param; |
60fb3ee1 | 2631 | char *attribute; |
cf177271 | 2632 | char *class; |
60fb3ee1 | 2633 | enum resource_types type; |
01f1ba30 JB |
2634 | { |
2635 | register Lisp_Object tem; | |
2636 | ||
2637 | tem = Fassq (param, alist); | |
2638 | if (EQ (tem, Qnil)) | |
f676886a | 2639 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2640 | if (EQ (tem, Qnil)) |
01f1ba30 | 2641 | { |
60fb3ee1 | 2642 | |
f9942c9e | 2643 | if (attribute) |
60fb3ee1 | 2644 | { |
abb4b7ec RS |
2645 | tem = display_x_get_resource (dpyinfo, |
2646 | build_string (attribute), | |
2647 | build_string (class), | |
2648 | Qnil, Qnil); | |
f9942c9e JB |
2649 | |
2650 | if (NILP (tem)) | |
2651 | return Qunbound; | |
2652 | ||
2653 | switch (type) | |
2654 | { | |
333b20bb | 2655 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2656 | return make_number (atoi (XSTRING (tem)->data)); |
2657 | ||
d62c8769 GM |
2658 | case RES_TYPE_FLOAT: |
2659 | return make_float (atof (XSTRING (tem)->data)); | |
2660 | ||
333b20bb | 2661 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2662 | tem = Fdowncase (tem); |
2663 | if (!strcmp (XSTRING (tem)->data, "on") | |
2664 | || !strcmp (XSTRING (tem)->data, "true")) | |
2665 | return Qt; | |
2666 | else | |
2667 | return Qnil; | |
2668 | ||
333b20bb | 2669 | case RES_TYPE_STRING: |
f9942c9e JB |
2670 | return tem; |
2671 | ||
333b20bb | 2672 | case RES_TYPE_SYMBOL: |
49795535 JB |
2673 | /* As a special case, we map the values `true' and `on' |
2674 | to Qt, and `false' and `off' to Qnil. */ | |
2675 | { | |
98381190 KH |
2676 | Lisp_Object lower; |
2677 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2678 | if (!strcmp (XSTRING (lower)->data, "on") |
2679 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2680 | return Qt; |
26ae6b61 KH |
2681 | else if (!strcmp (XSTRING (lower)->data, "off") |
2682 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2683 | return Qnil; |
2684 | else | |
89032215 | 2685 | return Fintern (tem, Qnil); |
49795535 | 2686 | } |
f945b920 | 2687 | |
f9942c9e JB |
2688 | default: |
2689 | abort (); | |
2690 | } | |
60fb3ee1 | 2691 | } |
f9942c9e JB |
2692 | else |
2693 | return Qunbound; | |
01f1ba30 JB |
2694 | } |
2695 | return Fcdr (tem); | |
2696 | } | |
2697 | ||
e4f79258 RS |
2698 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2699 | ||
2700 | static Lisp_Object | |
2701 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2702 | struct frame *f; | |
2703 | Lisp_Object alist, param; | |
2704 | char *attribute; | |
2705 | char *class; | |
2706 | enum resource_types type; | |
2707 | { | |
2708 | Lisp_Object value; | |
2709 | ||
abb4b7ec RS |
2710 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2711 | attribute, class, type); | |
e4f79258 RS |
2712 | if (! NILP (value)) |
2713 | store_frame_param (f, param, value); | |
2714 | ||
2715 | return value; | |
2716 | } | |
2717 | ||
f676886a | 2718 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2719 | of the parameter named PROP (a Lisp symbol). |
2720 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2721 | on the frame named NAME. |
01f1ba30 JB |
2722 | If that is not found either, use the value DEFLT. */ |
2723 | ||
2724 | static Lisp_Object | |
cf177271 | 2725 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2726 | struct frame *f; |
01f1ba30 | 2727 | Lisp_Object alist; |
f9942c9e | 2728 | Lisp_Object prop; |
01f1ba30 JB |
2729 | Lisp_Object deflt; |
2730 | char *xprop; | |
cf177271 | 2731 | char *xclass; |
60fb3ee1 | 2732 | enum resource_types type; |
01f1ba30 | 2733 | { |
01f1ba30 JB |
2734 | Lisp_Object tem; |
2735 | ||
abb4b7ec | 2736 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2737 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2738 | tem = deflt; |
f9942c9e | 2739 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2740 | return tem; |
2741 | } | |
333b20bb GM |
2742 | |
2743 | ||
2744 | /* Record in frame F the specified or default value according to ALIST | |
2745 | of the parameter named PROP (a Lisp symbol). If no value is | |
2746 | specified for PROP, look for an X default for XPROP on the frame | |
2747 | named NAME. If that is not found either, use the value DEFLT. */ | |
2748 | ||
2749 | static Lisp_Object | |
2750 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2751 | foreground_p) | |
2752 | struct frame *f; | |
2753 | Lisp_Object alist; | |
2754 | Lisp_Object prop; | |
2755 | char *xprop; | |
2756 | char *xclass; | |
2757 | int foreground_p; | |
2758 | { | |
2759 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2760 | Lisp_Object tem; | |
2761 | ||
2762 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2763 | if (EQ (tem, Qunbound)) | |
2764 | { | |
2765 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2766 | ||
2767 | /* See if an X resource for the scroll bar color has been | |
2768 | specified. */ | |
2769 | tem = display_x_get_resource (dpyinfo, | |
2770 | build_string (foreground_p | |
2771 | ? "foreground" | |
2772 | : "background"), | |
2773 | build_string (""), | |
2774 | build_string ("verticalScrollBar"), | |
2775 | build_string ("")); | |
2776 | if (!STRINGP (tem)) | |
2777 | { | |
2778 | /* If nothing has been specified, scroll bars will use a | |
2779 | toolkit-dependent default. Because these defaults are | |
2780 | difficult to get at without actually creating a scroll | |
2781 | bar, use nil to indicate that no color has been | |
2782 | specified. */ | |
2783 | tem = Qnil; | |
2784 | } | |
2785 | ||
2786 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2787 | ||
2788 | tem = Qnil; | |
2789 | ||
2790 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2791 | } | |
2792 | ||
2793 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2794 | return tem; | |
2795 | } | |
2796 | ||
2797 | ||
01f1ba30 | 2798 | \f |
8af1d7ca | 2799 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2800 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2801 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2802 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2803 | The value of `left' or `top' may be an integer,\n\ |
2804 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2805 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2806 | (string) |
a6605e5c | 2807 | Lisp_Object string; |
01f1ba30 JB |
2808 | { |
2809 | int geometry, x, y; | |
2810 | unsigned int width, height; | |
f83f10ba | 2811 | Lisp_Object result; |
01f1ba30 JB |
2812 | |
2813 | CHECK_STRING (string, 0); | |
2814 | ||
2815 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
2816 | &x, &y, &width, &height); | |
2817 | ||
f83f10ba RS |
2818 | #if 0 |
2819 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
2820 | error ("Must specify both x and y position, or neither"); | |
2821 | #endif | |
2822 | ||
2823 | result = Qnil; | |
2824 | if (geometry & XValue) | |
01f1ba30 | 2825 | { |
f83f10ba RS |
2826 | Lisp_Object element; |
2827 | ||
e1d962d7 RS |
2828 | if (x >= 0 && (geometry & XNegative)) |
2829 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
2830 | else if (x < 0 && ! (geometry & XNegative)) | |
2831 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
2832 | else |
2833 | element = Fcons (Qleft, make_number (x)); | |
2834 | result = Fcons (element, result); | |
2835 | } | |
2836 | ||
2837 | if (geometry & YValue) | |
2838 | { | |
2839 | Lisp_Object element; | |
2840 | ||
e1d962d7 RS |
2841 | if (y >= 0 && (geometry & YNegative)) |
2842 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
2843 | else if (y < 0 && ! (geometry & YNegative)) | |
2844 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
2845 | else |
2846 | element = Fcons (Qtop, make_number (y)); | |
2847 | result = Fcons (element, result); | |
01f1ba30 | 2848 | } |
f83f10ba RS |
2849 | |
2850 | if (geometry & WidthValue) | |
2851 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
2852 | if (geometry & HeightValue) | |
2853 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
2854 | ||
2855 | return result; | |
01f1ba30 JB |
2856 | } |
2857 | ||
01f1ba30 | 2858 | /* Calculate the desired size and position of this window, |
f83f10ba | 2859 | and return the flags saying which aspects were specified. |
8fc2766b RS |
2860 | |
2861 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
2862 | |
2863 | #define DEFAULT_ROWS 40 | |
2864 | #define DEFAULT_COLS 80 | |
2865 | ||
f9942c9e | 2866 | static int |
f676886a JB |
2867 | x_figure_window_size (f, parms) |
2868 | struct frame *f; | |
01f1ba30 JB |
2869 | Lisp_Object parms; |
2870 | { | |
4fe1de12 | 2871 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 2872 | long window_prompting = 0; |
abb4b7ec | 2873 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2874 | |
2875 | /* Default values if we fall through. | |
2876 | Actually, if that happens we should get | |
b9dc4443 | 2877 | window manager prompting. */ |
1ab3d87e | 2878 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 2879 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
2880 | /* Window managers expect that if program-specified |
2881 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
2882 | f->output_data.x->top_pos = 0; |
2883 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 2884 | |
333b20bb GM |
2885 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
2886 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
2887 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2888 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2889 | { |
f83f10ba RS |
2890 | if (!EQ (tem0, Qunbound)) |
2891 | { | |
2892 | CHECK_NUMBER (tem0, 0); | |
2893 | f->height = XINT (tem0); | |
2894 | } | |
2895 | if (!EQ (tem1, Qunbound)) | |
2896 | { | |
2897 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 2898 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
2899 | } |
2900 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
2901 | window_prompting |= USSize; |
2902 | else | |
2903 | window_prompting |= PSize; | |
01f1ba30 | 2904 | } |
01f1ba30 | 2905 | |
7556890b | 2906 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
2907 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
2908 | ? 0 | |
7556890b | 2909 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 2910 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 2911 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
2912 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
2913 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 2914 | |
333b20bb GM |
2915 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
2916 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
2917 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2918 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2919 | { |
f83f10ba RS |
2920 | if (EQ (tem0, Qminus)) |
2921 | { | |
7556890b | 2922 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2923 | window_prompting |= YNegative; |
2924 | } | |
8e713be6 KR |
2925 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
2926 | && CONSP (XCDR (tem0)) | |
2927 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2928 | { |
8e713be6 | 2929 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
2930 | window_prompting |= YNegative; |
2931 | } | |
8e713be6 KR |
2932 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
2933 | && CONSP (XCDR (tem0)) | |
2934 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2935 | { |
8e713be6 | 2936 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 2937 | } |
f83f10ba | 2938 | else if (EQ (tem0, Qunbound)) |
7556890b | 2939 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2940 | else |
2941 | { | |
2942 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
2943 | f->output_data.x->top_pos = XINT (tem0); |
2944 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
2945 | window_prompting |= YNegative; |
2946 | } | |
2947 | ||
2948 | if (EQ (tem1, Qminus)) | |
2949 | { | |
7556890b | 2950 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2951 | window_prompting |= XNegative; |
2952 | } | |
8e713be6 KR |
2953 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
2954 | && CONSP (XCDR (tem1)) | |
2955 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2956 | { |
8e713be6 | 2957 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
2958 | window_prompting |= XNegative; |
2959 | } | |
8e713be6 KR |
2960 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
2961 | && CONSP (XCDR (tem1)) | |
2962 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2963 | { |
8e713be6 | 2964 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 2965 | } |
f83f10ba | 2966 | else if (EQ (tem1, Qunbound)) |
7556890b | 2967 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2968 | else |
2969 | { | |
2970 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
2971 | f->output_data.x->left_pos = XINT (tem1); |
2972 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
2973 | window_prompting |= XNegative; |
2974 | } | |
2975 | ||
c3724dc2 | 2976 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
2977 | window_prompting |= USPosition; |
2978 | else | |
2979 | window_prompting |= PPosition; | |
01f1ba30 | 2980 | } |
f83f10ba | 2981 | |
739f2f53 | 2982 | return window_prompting; |
01f1ba30 JB |
2983 | } |
2984 | ||
f58534a3 RS |
2985 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2986 | ||
2987 | Status | |
2988 | XSetWMProtocols (dpy, w, protocols, count) | |
2989 | Display *dpy; | |
2990 | Window w; | |
2991 | Atom *protocols; | |
2992 | int count; | |
2993 | { | |
2994 | Atom prop; | |
2995 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2996 | if (prop == None) return False; | |
2997 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2998 | (unsigned char *) protocols, count); | |
2999 | return True; | |
3000 | } | |
9ef48a9d RS |
3001 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3002 | \f | |
3003 | #ifdef USE_X_TOOLKIT | |
3004 | ||
8e3d10a9 RS |
3005 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3006 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3007 | already be present because of the toolkit (Motif adds some of them, |
3008 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3009 | |
3010 | static void | |
b9dc4443 RS |
3011 | hack_wm_protocols (f, widget) |
3012 | FRAME_PTR f; | |
9ef48a9d RS |
3013 | Widget widget; |
3014 | { | |
3015 | Display *dpy = XtDisplay (widget); | |
3016 | Window w = XtWindow (widget); | |
3017 | int need_delete = 1; | |
3018 | int need_focus = 1; | |
59aa6c90 | 3019 | int need_save = 1; |
9ef48a9d RS |
3020 | |
3021 | BLOCK_INPUT; | |
3022 | { | |
3023 | Atom type, *atoms = 0; | |
3024 | int format = 0; | |
3025 | unsigned long nitems = 0; | |
3026 | unsigned long bytes_after; | |
3027 | ||
270958e8 KH |
3028 | if ((XGetWindowProperty (dpy, w, |
3029 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3030 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3031 | &type, &format, &nitems, &bytes_after, |
3032 | (unsigned char **) &atoms) | |
3033 | == Success) | |
9ef48a9d RS |
3034 | && format == 32 && type == XA_ATOM) |
3035 | while (nitems > 0) | |
3036 | { | |
3037 | nitems--; | |
b9dc4443 RS |
3038 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3039 | need_delete = 0; | |
3040 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3041 | need_focus = 0; | |
3042 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3043 | need_save = 0; | |
9ef48a9d RS |
3044 | } |
3045 | if (atoms) XFree ((char *) atoms); | |
3046 | } | |
3047 | { | |
3048 | Atom props [10]; | |
3049 | int count = 0; | |
b9dc4443 RS |
3050 | if (need_delete) |
3051 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3052 | if (need_focus) | |
3053 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3054 | if (need_save) | |
3055 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3056 | if (count) |
b9dc4443 RS |
3057 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3058 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3059 | (unsigned char *) props, count); |
3060 | } | |
3061 | UNBLOCK_INPUT; | |
3062 | } | |
3063 | #endif | |
86779fac GM |
3064 | |
3065 | ||
5a7df7d7 GM |
3066 | \f |
3067 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3068 | |
5a7df7d7 GM |
3069 | #ifdef HAVE_X_I18N |
3070 | ||
3071 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3072 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3073 | ||
3074 | ||
3075 | /* Supported XIM styles, ordered by preferenc. */ | |
3076 | ||
3077 | static XIMStyle supported_xim_styles[] = | |
3078 | { | |
3079 | XIMPreeditPosition | XIMStatusArea, | |
3080 | XIMPreeditPosition | XIMStatusNothing, | |
3081 | XIMPreeditPosition | XIMStatusNone, | |
3082 | XIMPreeditNothing | XIMStatusArea, | |
3083 | XIMPreeditNothing | XIMStatusNothing, | |
3084 | XIMPreeditNothing | XIMStatusNone, | |
3085 | XIMPreeditNone | XIMStatusArea, | |
3086 | XIMPreeditNone | XIMStatusNothing, | |
3087 | XIMPreeditNone | XIMStatusNone, | |
3088 | 0, | |
3089 | }; | |
3090 | ||
3091 | ||
3092 | /* Create an X fontset on frame F with base font name | |
3093 | BASE_FONTNAME.. */ | |
3094 | ||
3095 | static XFontSet | |
3096 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3097 | struct frame *f; |
5a7df7d7 | 3098 | char *base_fontname; |
86779fac | 3099 | { |
5a7df7d7 GM |
3100 | XFontSet xfs; |
3101 | char **missing_list; | |
3102 | int missing_count; | |
3103 | char *def_string; | |
86779fac | 3104 | |
5a7df7d7 GM |
3105 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3106 | base_fontname, &missing_list, | |
3107 | &missing_count, &def_string); | |
3108 | if (missing_list) | |
3109 | XFreeStringList (missing_list); | |
3110 | ||
3111 | /* No need to free def_string. */ | |
3112 | return xfs; | |
3113 | } | |
3114 | ||
3115 | ||
3116 | /* Value is the best input style, given user preferences USER (already | |
3117 | checked to be supported by Emacs), and styles supported by the | |
3118 | input method XIM. */ | |
3119 | ||
3120 | static XIMStyle | |
3121 | best_xim_style (user, xim) | |
3122 | XIMStyles *user; | |
3123 | XIMStyles *xim; | |
3124 | { | |
3125 | int i, j; | |
3126 | ||
3127 | for (i = 0; i < user->count_styles; ++i) | |
3128 | for (j = 0; j < xim->count_styles; ++j) | |
3129 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3130 | return user->supported_styles[i]; | |
3131 | ||
3132 | /* Return the default style. */ | |
3133 | return XIMPreeditNothing | XIMStatusNothing; | |
3134 | } | |
3135 | ||
3136 | /* Create XIC for frame F. */ | |
3137 | ||
3138 | void | |
3139 | create_frame_xic (f) | |
3140 | struct frame *f; | |
3141 | { | |
86779fac | 3142 | #ifndef X_I18N_INHIBITED |
5a7df7d7 GM |
3143 | XIM xim; |
3144 | XIC xic = NULL; | |
3145 | XFontSet xfs = NULL; | |
3146 | static XIMStyle xic_style; | |
86779fac | 3147 | |
5a7df7d7 GM |
3148 | if (FRAME_XIC (f)) |
3149 | return; | |
3150 | ||
3151 | xim = FRAME_X_XIM (f); | |
3152 | if (xim) | |
3153 | { | |
d9d57cb2 DL |
3154 | XRectangle s_area; |
3155 | XPoint spot; | |
5a7df7d7 GM |
3156 | XVaNestedList preedit_attr; |
3157 | XVaNestedList status_attr; | |
3158 | char *base_fontname; | |
3159 | int fontset; | |
3160 | ||
d9d57cb2 DL |
3161 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3162 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3163 | /* Create X fontset. */ |
3164 | fontset = FRAME_FONTSET (f); | |
3165 | if (fontset < 0) | |
3166 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3167 | else | |
3168 | { | |
3169 | struct fontset_info *fontsetp; | |
3170 | int len = 0; | |
3171 | int i; | |
3172 | ||
3173 | fontsetp = FRAME_FONTSET_DATA (f)->fontset_table[fontset]; | |
3174 | for (i = 0; i <= MAX_CHARSET; i++) | |
3175 | if (fontsetp->fontname[i]) | |
3176 | len += strlen (fontsetp->fontname[i]) + 1; | |
3177 | base_fontname = alloca (len); | |
3178 | strcpy (base_fontname, fontsetp->fontname[CHARSET_ASCII]); | |
3179 | for (i = MIN_CHARSET_OFFICIAL_DIMENSION1; i <= MAX_CHARSET; i++) | |
3180 | if (fontsetp->fontname[i]) | |
3181 | { | |
3182 | strcat (base_fontname, ","); | |
3183 | strcat (base_fontname, fontsetp->fontname[i]); | |
3184 | } | |
3185 | } | |
3186 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3187 | |
5a7df7d7 GM |
3188 | /* Determine XIC style. */ |
3189 | if (xic_style == 0) | |
3190 | { | |
3191 | XIMStyles supported_list; | |
3192 | supported_list.count_styles = (sizeof supported_xim_styles | |
3193 | / sizeof supported_xim_styles[0]); | |
3194 | supported_list.supported_styles = supported_xim_styles; | |
3195 | xic_style = best_xim_style (&supported_list, | |
3196 | FRAME_X_XIM_STYLES (f)); | |
3197 | } | |
86779fac | 3198 | |
5a7df7d7 GM |
3199 | preedit_attr = XVaCreateNestedList (0, |
3200 | XNFontSet, xfs, | |
3201 | XNForeground, | |
3202 | FRAME_FOREGROUND_PIXEL (f), | |
3203 | XNBackground, | |
3204 | FRAME_BACKGROUND_PIXEL (f), | |
3205 | (xic_style & XIMPreeditPosition | |
3206 | ? XNSpotLocation | |
3207 | : NULL), | |
3208 | &spot, | |
3209 | NULL); | |
3210 | status_attr = XVaCreateNestedList (0, | |
3211 | XNArea, | |
3212 | &s_area, | |
3213 | XNFontSet, | |
3214 | xfs, | |
3215 | XNForeground, | |
3216 | FRAME_FOREGROUND_PIXEL (f), | |
3217 | XNBackground, | |
3218 | FRAME_BACKGROUND_PIXEL (f), | |
3219 | NULL); | |
3220 | ||
3221 | xic = XCreateIC (xim, | |
3222 | XNInputStyle, xic_style, | |
3223 | XNClientWindow, FRAME_X_WINDOW(f), | |
3224 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3225 | XNStatusAttributes, status_attr, | |
3226 | XNPreeditAttributes, preedit_attr, | |
3227 | NULL); | |
3228 | XFree (preedit_attr); | |
3229 | XFree (status_attr); | |
3230 | } | |
3231 | ||
3232 | FRAME_XIC (f) = xic; | |
3233 | FRAME_XIC_STYLE (f) = xic_style; | |
3234 | FRAME_XIC_FONTSET (f) = xfs; | |
3235 | #else /* X_I18N_INHIBITED */ | |
3236 | FRAME_XIC (f) = NULL; | |
3237 | FRAME_XIC_STYLE (f) = 0; | |
3238 | FRAME_XIC_FONTSET (f) = NULL; | |
86779fac | 3239 | #endif /* X_I18N_INHIBITED */ |
86779fac GM |
3240 | } |
3241 | ||
5a7df7d7 GM |
3242 | |
3243 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3244 | ||
3245 | void | |
3246 | free_frame_xic (f) | |
3247 | struct frame *f; | |
3248 | { | |
3249 | if (FRAME_XIC (f) == NULL) | |
3250 | return; | |
3251 | ||
3252 | XDestroyIC (FRAME_XIC (f)); | |
3253 | if (FRAME_XIC_FONTSET (f)) | |
3254 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3255 | ||
3256 | FRAME_XIC (f) = NULL; | |
3257 | FRAME_XIC_FONTSET (f) = NULL; | |
3258 | } | |
3259 | ||
3260 | ||
3261 | /* Place preedit area for XIC of window W's frame to specified | |
3262 | pixel position X/Y. X and Y are relative to window W. */ | |
3263 | ||
3264 | void | |
3265 | xic_set_preeditarea (w, x, y) | |
3266 | struct window *w; | |
3267 | int x, y; | |
3268 | { | |
3269 | struct frame *f = XFRAME (w->frame); | |
3270 | XVaNestedList attr; | |
3271 | XPoint spot; | |
3272 | ||
3273 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3274 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3275 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3276 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3277 | XFree (attr); | |
3278 | } | |
3279 | ||
3280 | ||
3281 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3282 | ||
3283 | void | |
3284 | xic_set_statusarea (f) | |
3285 | struct frame *f; | |
3286 | { | |
3287 | XIC xic = FRAME_XIC (f); | |
3288 | XVaNestedList attr; | |
3289 | XRectangle area; | |
3290 | XRectangle *needed; | |
3291 | ||
3292 | /* Negotiate geometry of status area. If input method has existing | |
3293 | status area, use its current size. */ | |
3294 | area.x = area.y = area.width = area.height = 0; | |
3295 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3296 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3297 | XFree (attr); | |
3298 | ||
3299 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3300 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3301 | XFree (attr); | |
3302 | ||
3303 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3304 | { | |
3305 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3306 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3307 | XFree (attr); | |
3308 | } | |
3309 | ||
3310 | area.width = needed->width; | |
3311 | area.height = needed->height; | |
3312 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3313 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3314 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3315 | XFree (needed); | |
3316 | ||
3317 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3318 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3319 | XFree (attr); | |
3320 | } | |
3321 | ||
3322 | ||
3323 | /* Set X fontset for XIC of frame F, using base font name | |
3324 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3325 | ||
3326 | void | |
3327 | xic_set_xfontset (f, base_fontname) | |
3328 | struct frame *f; | |
3329 | char *base_fontname; | |
3330 | { | |
3331 | XVaNestedList attr; | |
3332 | XFontSet xfs; | |
3333 | ||
3334 | xfs = xic_create_xfontset (f, base_fontname); | |
3335 | ||
3336 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3337 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3338 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3339 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3340 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3341 | XFree (attr); | |
3342 | ||
3343 | if (FRAME_XIC_FONTSET (f)) | |
3344 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3345 | FRAME_XIC_FONTSET (f) = xfs; | |
3346 | } | |
3347 | ||
3348 | #endif /* HAVE_X_I18N */ | |
3349 | ||
3350 | ||
9ef48a9d | 3351 | \f |
8fc2766b RS |
3352 | #ifdef USE_X_TOOLKIT |
3353 | ||
3354 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3355 | |
01f1ba30 | 3356 | static void |
a7f7d550 FP |
3357 | x_window (f, window_prompting, minibuffer_only) |
3358 | struct frame *f; | |
3359 | long window_prompting; | |
3360 | int minibuffer_only; | |
01f1ba30 | 3361 | { |
9ef48a9d | 3362 | XClassHint class_hints; |
31ac8d8c FP |
3363 | XSetWindowAttributes attributes; |
3364 | unsigned long attribute_mask; | |
9ef48a9d RS |
3365 | Widget shell_widget; |
3366 | Widget pane_widget; | |
6c32dd68 | 3367 | Widget frame_widget; |
9ef48a9d RS |
3368 | Arg al [25]; |
3369 | int ac; | |
3370 | ||
3371 | BLOCK_INPUT; | |
3372 | ||
b7975ee4 KH |
3373 | /* Use the resource name as the top-level widget name |
3374 | for looking up resources. Make a non-Lisp copy | |
3375 | for the window manager, so GC relocation won't bother it. | |
3376 | ||
3377 | Elsewhere we specify the window name for the window manager. */ | |
3378 | ||
cca176a0 | 3379 | { |
b7975ee4 KH |
3380 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3381 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3382 | strcpy (f->namebuf, str); |
3383 | } | |
9ef48a9d RS |
3384 | |
3385 | ac = 0; | |
3386 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3387 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3388 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3389 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3390 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3391 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3392 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3393 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3394 | applicationShellWidgetClass, |
82c90203 | 3395 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3396 | |
7556890b | 3397 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3398 | /* maybe_set_screen_title_format (shell_widget); */ |
3399 | ||
6c32dd68 PR |
3400 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3401 | (widget_value *) NULL, | |
3402 | shell_widget, False, | |
3403 | (lw_callback) NULL, | |
3404 | (lw_callback) NULL, | |
b6e11efd | 3405 | (lw_callback) NULL, |
6c32dd68 | 3406 | (lw_callback) NULL); |
9ef48a9d | 3407 | |
9b2956e2 GM |
3408 | ac = 0; |
3409 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3410 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3411 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3412 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3413 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3414 | |
9ef48a9d | 3415 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3416 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3417 | |
3418 | ac = 0; | |
3419 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3420 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3421 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3422 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3423 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3424 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3425 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3426 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3427 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3428 | al, ac); | |
9ef48a9d | 3429 | |
7556890b | 3430 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3431 | |
6c32dd68 | 3432 | XtManageChild (frame_widget); |
a7f7d550 FP |
3433 | |
3434 | /* Do some needed geometry management. */ | |
3435 | { | |
3436 | int len; | |
3437 | char *tem, shell_position[32]; | |
3438 | Arg al[2]; | |
3439 | int ac = 0; | |
5031cc10 | 3440 | int extra_borders = 0; |
8fc2766b | 3441 | int menubar_size |
7556890b RS |
3442 | = (f->output_data.x->menubar_widget |
3443 | ? (f->output_data.x->menubar_widget->core.height | |
3444 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3445 | : 0); |
a7f7d550 | 3446 | |
f7008aff RS |
3447 | #if 0 /* Experimentally, we now get the right results |
3448 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3449 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3450 | { | |
dd254b21 | 3451 | Dimension ibw = 0; |
01cbdba5 RS |
3452 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3453 | menubar_size += ibw; | |
3454 | } | |
f7008aff | 3455 | #endif |
01cbdba5 | 3456 | |
7556890b | 3457 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3458 | |
440b0bfd | 3459 | #ifndef USE_LUCID |
5031cc10 KH |
3460 | /* Motif seems to need this amount added to the sizes |
3461 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3462 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3463 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3464 | &extra_borders, NULL); | |
3465 | extra_borders *= 2; | |
3466 | #endif | |
5031cc10 | 3467 | |
97787173 RS |
3468 | /* Convert our geometry parameters into a geometry string |
3469 | and specify it. | |
3470 | Note that we do not specify here whether the position | |
3471 | is a user-specified or program-specified one. | |
3472 | We pass that information later, in x_wm_set_size_hints. */ | |
3473 | { | |
7556890b | 3474 | int left = f->output_data.x->left_pos; |
97787173 | 3475 | int xneg = window_prompting & XNegative; |
7556890b | 3476 | int top = f->output_data.x->top_pos; |
97787173 RS |
3477 | int yneg = window_prompting & YNegative; |
3478 | if (xneg) | |
3479 | left = -left; | |
3480 | if (yneg) | |
3481 | top = -top; | |
c760f47e KH |
3482 | |
3483 | if (window_prompting & USPosition) | |
5031cc10 KH |
3484 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3485 | PIXEL_WIDTH (f) + extra_borders, | |
3486 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3487 | (xneg ? '-' : '+'), left, |
3488 | (yneg ? '-' : '+'), top); | |
3489 | else | |
5031cc10 KH |
3490 | sprintf (shell_position, "=%dx%d", |
3491 | PIXEL_WIDTH (f) + extra_borders, | |
3492 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3493 | } |
3494 | ||
a7f7d550 | 3495 | len = strlen (shell_position) + 1; |
77110caa RS |
3496 | /* We don't free this because we don't know whether |
3497 | it is safe to free it while the frame exists. | |
3498 | It isn't worth the trouble of arranging to free it | |
3499 | when the frame is deleted. */ | |
a7f7d550 FP |
3500 | tem = (char *) xmalloc (len); |
3501 | strncpy (tem, shell_position, len); | |
3502 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3503 | XtSetValues (shell_widget, al, ac); | |
3504 | } | |
3505 | ||
9ef48a9d RS |
3506 | XtManageChild (pane_widget); |
3507 | XtRealizeWidget (shell_widget); | |
3508 | ||
6c32dd68 | 3509 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3510 | |
3511 | validate_x_resource_name (); | |
b7975ee4 | 3512 | |
9ef48a9d | 3513 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3514 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3515 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3516 | |
3517 | #ifdef HAVE_X_I18N | |
3518 | FRAME_XIC (f) = NULL; | |
3519 | create_frame_xic (f); | |
3520 | #endif | |
64d16748 | 3521 | |
7556890b RS |
3522 | f->output_data.x->wm_hints.input = True; |
3523 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3524 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3525 | &f->output_data.x->wm_hints); |
b8228beb | 3526 | |
c4ec904f | 3527 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3528 | |
6c32dd68 PR |
3529 | #ifdef HACK_EDITRES |
3530 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3531 | #endif | |
3532 | ||
9ef48a9d | 3533 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3534 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3535 | be initialized to something relevant to the time we created the window. |
3536 | */ | |
6c32dd68 | 3537 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3538 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3539 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3540 | (unsigned char*) NULL, 0); |
3541 | ||
5a7df7d7 | 3542 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3543 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3544 | |
3545 | #ifdef HAVE_X_I18N | |
3546 | if (FRAME_XIC (f)) | |
3547 | { | |
3548 | /* XIM server might require some X events. */ | |
3549 | unsigned long fevent = NoEventMask; | |
3550 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3551 | attributes.event_mask |= fevent; | |
3552 | } | |
3553 | #endif /* HAVE_X_I18N */ | |
3554 | ||
31ac8d8c FP |
3555 | attribute_mask = CWEventMask; |
3556 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3557 | attribute_mask, &attributes); | |
3558 | ||
6c32dd68 | 3559 | XtMapWidget (frame_widget); |
9ef48a9d | 3560 | |
8fc2766b RS |
3561 | /* x_set_name normally ignores requests to set the name if the |
3562 | requested name is the same as the current name. This is the one | |
3563 | place where that assumption isn't correct; f->name is set, but | |
3564 | the X server hasn't been told. */ | |
3565 | { | |
3566 | Lisp_Object name; | |
3567 | int explicit = f->explicit_name; | |
3568 | ||
3569 | f->explicit_name = 0; | |
3570 | name = f->name; | |
3571 | f->name = Qnil; | |
3572 | x_set_name (f, name, explicit); | |
3573 | } | |
3574 | ||
b9dc4443 | 3575 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3576 | f->output_data.x->text_cursor); |
8fc2766b RS |
3577 | |
3578 | UNBLOCK_INPUT; | |
3579 | ||
495fa05e GM |
3580 | /* This is a no-op, except under Motif. Make sure main areas are |
3581 | set to something reasonable, in case we get an error later. */ | |
3582 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3583 | } |
3584 | ||
9ef48a9d RS |
3585 | #else /* not USE_X_TOOLKIT */ |
3586 | ||
8fc2766b RS |
3587 | /* Create and set up the X window for frame F. */ |
3588 | ||
201d8c78 | 3589 | void |
8fc2766b RS |
3590 | x_window (f) |
3591 | struct frame *f; | |
3592 | ||
3593 | { | |
3594 | XClassHint class_hints; | |
3595 | XSetWindowAttributes attributes; | |
3596 | unsigned long attribute_mask; | |
3597 | ||
7556890b RS |
3598 | attributes.background_pixel = f->output_data.x->background_pixel; |
3599 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3600 | attributes.bit_gravity = StaticGravity; |
3601 | attributes.backing_store = NotUseful; | |
3602 | attributes.save_under = True; | |
3603 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3604 | attributes.colormap = FRAME_X_COLORMAP (f); |
3605 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3606 | | CWColormap); | |
01f1ba30 JB |
3607 | |
3608 | BLOCK_INPUT; | |
fe24a618 | 3609 | FRAME_X_WINDOW (f) |
b9dc4443 | 3610 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3611 | f->output_data.x->parent_desc, |
3612 | f->output_data.x->left_pos, | |
3613 | f->output_data.x->top_pos, | |
f676886a | 3614 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3615 | f->output_data.x->border_width, |
01f1ba30 JB |
3616 | CopyFromParent, /* depth */ |
3617 | InputOutput, /* class */ | |
b9dc4443 | 3618 | FRAME_X_DISPLAY_INFO (f)->visual, |
01f1ba30 | 3619 | attribute_mask, &attributes); |
5a7df7d7 GM |
3620 | |
3621 | #ifdef HAVE_X_I18N | |
3622 | create_frame_xic (f); | |
3623 | if (FRAME_XIC (f)) | |
3624 | { | |
3625 | /* XIM server might require some X events. */ | |
3626 | unsigned long fevent = NoEventMask; | |
3627 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3628 | attributes.event_mask |= fevent; | |
3629 | attribute_mask = CWEventMask; | |
3630 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3631 | attribute_mask, &attributes); | |
3632 | } | |
3633 | #endif /* HAVE_X_I18N */ | |
3634 | ||
d387c960 | 3635 | validate_x_resource_name (); |
b7975ee4 | 3636 | |
d387c960 | 3637 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3638 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3639 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3640 | |
00983aba KH |
3641 | /* The menubar is part of the ordinary display; |
3642 | it does not count in addition to the height of the window. */ | |
7556890b | 3643 | f->output_data.x->menubar_height = 0; |
00983aba | 3644 | |
179956b9 JB |
3645 | /* This indicates that we use the "Passive Input" input model. |
3646 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3647 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3648 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3649 | |
7556890b RS |
3650 | f->output_data.x->wm_hints.input = True; |
3651 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3652 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3653 | &f->output_data.x->wm_hints); |
6d078211 | 3654 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3655 | |
032e4ebe RS |
3656 | /* Request "save yourself" and "delete window" commands from wm. */ |
3657 | { | |
3658 | Atom protocols[2]; | |
b9dc4443 RS |
3659 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3660 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3661 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3662 | } |
9ef48a9d | 3663 | |
e373f201 JB |
3664 | /* x_set_name normally ignores requests to set the name if the |
3665 | requested name is the same as the current name. This is the one | |
3666 | place where that assumption isn't correct; f->name is set, but | |
3667 | the X server hasn't been told. */ | |
3668 | { | |
98381190 | 3669 | Lisp_Object name; |
cf177271 | 3670 | int explicit = f->explicit_name; |
e373f201 | 3671 | |
cf177271 | 3672 | f->explicit_name = 0; |
98381190 KH |
3673 | name = f->name; |
3674 | f->name = Qnil; | |
cf177271 | 3675 | x_set_name (f, name, explicit); |
e373f201 JB |
3676 | } |
3677 | ||
b9dc4443 | 3678 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3679 | f->output_data.x->text_cursor); |
9ef48a9d | 3680 | |
01f1ba30 JB |
3681 | UNBLOCK_INPUT; |
3682 | ||
fe24a618 | 3683 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3684 | error ("Unable to create window"); |
01f1ba30 JB |
3685 | } |
3686 | ||
8fc2766b RS |
3687 | #endif /* not USE_X_TOOLKIT */ |
3688 | ||
01f1ba30 JB |
3689 | /* Handle the icon stuff for this window. Perhaps later we might |
3690 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3691 | well. */ |
01f1ba30 JB |
3692 | |
3693 | static void | |
f676886a JB |
3694 | x_icon (f, parms) |
3695 | struct frame *f; | |
01f1ba30 JB |
3696 | Lisp_Object parms; |
3697 | { | |
f9942c9e | 3698 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3699 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3700 | |
3701 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3702 | icons in an icon window. */ |
333b20bb GM |
3703 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3704 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3705 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3706 | { |
f9942c9e JB |
3707 | CHECK_NUMBER (icon_x, 0); |
3708 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3709 | } |
f9942c9e | 3710 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3711 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3712 | |
f9942c9e JB |
3713 | BLOCK_INPUT; |
3714 | ||
fe24a618 JB |
3715 | if (! EQ (icon_x, Qunbound)) |
3716 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3717 | |
01f1ba30 | 3718 | /* Start up iconic or window? */ |
49795535 | 3719 | x_wm_set_window_state |
333b20bb GM |
3720 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3721 | Qicon) | |
49795535 JB |
3722 | ? IconicState |
3723 | : NormalState)); | |
01f1ba30 | 3724 | |
f468da95 RS |
3725 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3726 | ? f->icon_name | |
3727 | : f->name))->data); | |
80534dd6 | 3728 | |
01f1ba30 JB |
3729 | UNBLOCK_INPUT; |
3730 | } | |
3731 | ||
3732 | /* Make the GC's needed for this window, setting the | |
3733 | background, border and mouse colors; also create the | |
3734 | mouse cursor and the gray border tile. */ | |
3735 | ||
f945b920 JB |
3736 | static char cursor_bits[] = |
3737 | { | |
3738 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3739 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3740 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3741 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3742 | }; | |
3743 | ||
01f1ba30 | 3744 | static void |
f676886a JB |
3745 | x_make_gc (f) |
3746 | struct frame *f; | |
01f1ba30 JB |
3747 | { |
3748 | XGCValues gc_values; | |
01f1ba30 | 3749 | |
6afb1d07 JB |
3750 | BLOCK_INPUT; |
3751 | ||
f676886a | 3752 | /* Create the GC's of this frame. |
9ef48a9d | 3753 | Note that many default values are used. */ |
01f1ba30 JB |
3754 | |
3755 | /* Normal video */ | |
7556890b RS |
3756 | gc_values.font = f->output_data.x->font->fid; |
3757 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3758 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3759 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
7556890b | 3760 | f->output_data.x->normal_gc = XCreateGC (FRAME_X_DISPLAY (f), |
fe24a618 | 3761 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3762 | GCLineWidth | GCFont |
3763 | | GCForeground | GCBackground, | |
3764 | &gc_values); | |
3765 | ||
b9dc4443 | 3766 | /* Reverse video style. */ |
7556890b RS |
3767 | gc_values.foreground = f->output_data.x->background_pixel; |
3768 | gc_values.background = f->output_data.x->foreground_pixel; | |
3769 | f->output_data.x->reverse_gc = XCreateGC (FRAME_X_DISPLAY (f), | |
fe24a618 | 3770 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3771 | GCFont | GCForeground | GCBackground |
3772 | | GCLineWidth, | |
3773 | &gc_values); | |
3774 | ||
9ef48a9d | 3775 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3776 | gc_values.foreground = f->output_data.x->background_pixel; |
3777 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3778 | gc_values.fill_style = FillOpaqueStippled; |
3779 | gc_values.stipple | |
b9dc4443 RS |
3780 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3781 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3782 | cursor_bits, 16, 16); |
7556890b | 3783 | f->output_data.x->cursor_gc |
b9dc4443 | 3784 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3785 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3786 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3787 | &gc_values); |
3788 | ||
333b20bb GM |
3789 | /* Reliefs. */ |
3790 | f->output_data.x->white_relief.gc = 0; | |
3791 | f->output_data.x->black_relief.gc = 0; | |
3792 | ||
01f1ba30 | 3793 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3794 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3795 | this must be done on a per-frame basis. */ |
7556890b | 3796 | f->output_data.x->border_tile |
d043f1a4 | 3797 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 3798 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3799 | gray_bits, gray_width, gray_height, |
7556890b RS |
3800 | f->output_data.x->foreground_pixel, |
3801 | f->output_data.x->background_pixel, | |
b9dc4443 RS |
3802 | DefaultDepth (FRAME_X_DISPLAY (f), |
3803 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))))); | |
6afb1d07 JB |
3804 | |
3805 | UNBLOCK_INPUT; | |
01f1ba30 | 3806 | } |
01f1ba30 | 3807 | |
f676886a | 3808 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3809 | 1, 1, 0, |
f676886a | 3810 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 3811 | Returns an Emacs frame object.\n\ |
f676886a JB |
3812 | ALIST is an alist of frame parameters.\n\ |
3813 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 3814 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 3815 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
3816 | be shared by the new frame.\n\ |
3817 | \n\ | |
3818 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
3819 | (parms) |
3820 | Lisp_Object parms; | |
3821 | { | |
f676886a | 3822 | struct frame *f; |
2365c027 | 3823 | Lisp_Object frame, tem; |
01f1ba30 JB |
3824 | Lisp_Object name; |
3825 | int minibuffer_only = 0; | |
3826 | long window_prompting = 0; | |
3827 | int width, height; | |
9ef48a9d | 3828 | int count = specpdl_ptr - specpdl; |
ecaca587 | 3829 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3830 | Lisp_Object display; |
333b20bb | 3831 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3832 | Lisp_Object parent; |
e557f19d | 3833 | struct kboard *kb; |
01f1ba30 | 3834 | |
11ae94fe | 3835 | check_x (); |
01f1ba30 | 3836 | |
b7975ee4 KH |
3837 | /* Use this general default value to start with |
3838 | until we know if this frame has a specified name. */ | |
3839 | Vx_resource_name = Vinvocation_name; | |
3840 | ||
333b20bb | 3841 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3842 | if (EQ (display, Qunbound)) |
3843 | display = Qnil; | |
3844 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3845 | #ifdef MULTI_KBOARD |
3846 | kb = dpyinfo->kboard; | |
3847 | #else | |
3848 | kb = &the_only_kboard; | |
3849 | #endif | |
b9dc4443 | 3850 | |
333b20bb | 3851 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3852 | if (!STRINGP (name) |
cf177271 JB |
3853 | && ! EQ (name, Qunbound) |
3854 | && ! NILP (name)) | |
08a90d6a | 3855 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3856 | |
b7975ee4 KH |
3857 | if (STRINGP (name)) |
3858 | Vx_resource_name = name; | |
3859 | ||
a59e4f3d | 3860 | /* See if parent window is specified. */ |
333b20bb | 3861 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3862 | if (EQ (parent, Qunbound)) |
3863 | parent = Qnil; | |
3864 | if (! NILP (parent)) | |
3865 | CHECK_NUMBER (parent, 0); | |
3866 | ||
ecaca587 RS |
3867 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3868 | /* No need to protect DISPLAY because that's not used after passing | |
3869 | it to make_frame_without_minibuffer. */ | |
3870 | frame = Qnil; | |
3871 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3872 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3873 | RES_TYPE_SYMBOL); | |
f9942c9e | 3874 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3875 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3876 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3877 | { |
f676886a | 3878 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3879 | minibuffer_only = 1; |
3880 | } | |
6a5e54e2 | 3881 | else if (WINDOWP (tem)) |
2526c290 | 3882 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3883 | else |
3884 | f = make_frame (1); | |
01f1ba30 | 3885 | |
ecaca587 RS |
3886 | XSETFRAME (frame, f); |
3887 | ||
a3c87d4e JB |
3888 | /* Note that X Windows does support scroll bars. */ |
3889 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3890 | |
08a90d6a | 3891 | f->output_method = output_x_window; |
7556890b RS |
3892 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3893 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3894 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 3895 | f->output_data.x->fontset = -1; |
333b20bb GM |
3896 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3897 | f->output_data.x->scroll_bar_background_pixel = -1; | |
08a90d6a | 3898 | |
f468da95 | 3899 | f->icon_name |
333b20bb GM |
3900 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3901 | RES_TYPE_STRING); | |
f468da95 RS |
3902 | if (! STRINGP (f->icon_name)) |
3903 | f->icon_name = Qnil; | |
80534dd6 | 3904 | |
08a90d6a | 3905 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
73410c76 | 3906 | #ifdef MULTI_KBOARD |
e557f19d | 3907 | FRAME_KBOARD (f) = kb; |
73410c76 | 3908 | #endif |
08a90d6a | 3909 | |
9b2956e2 GM |
3910 | /* These colors will be set anyway later, but it's important |
3911 | to get the color reference counts right, so initialize them! */ | |
3912 | { | |
3913 | Lisp_Object black; | |
3914 | struct gcpro gcpro1; | |
3915 | ||
3916 | black = build_string ("black"); | |
3917 | GCPRO1 (black); | |
3918 | f->output_data.x->foreground_pixel | |
3919 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3920 | f->output_data.x->background_pixel | |
3921 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3922 | f->output_data.x->cursor_pixel | |
3923 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3924 | f->output_data.x->cursor_foreground_pixel | |
3925 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3926 | f->output_data.x->border_pixel | |
3927 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3928 | f->output_data.x->mouse_pixel | |
3929 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3930 | UNGCPRO; | |
3931 | } | |
3932 | ||
a59e4f3d RS |
3933 | /* Specify the parent under which to make this X window. */ |
3934 | ||
3935 | if (!NILP (parent)) | |
3936 | { | |
8c239ac3 | 3937 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3938 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3939 | } |
3940 | else | |
3941 | { | |
7556890b RS |
3942 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3943 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3944 | } |
3945 | ||
cf177271 JB |
3946 | /* Set the name; the functions to which we pass f expect the name to |
3947 | be set. */ | |
3948 | if (EQ (name, Qunbound) || NILP (name)) | |
3949 | { | |
08a90d6a | 3950 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3951 | f->explicit_name = 0; |
3952 | } | |
3953 | else | |
3954 | { | |
3955 | f->name = name; | |
3956 | f->explicit_name = 1; | |
9ef48a9d RS |
3957 | /* use the frame's title when getting resources for this frame. */ |
3958 | specbind (Qx_resource_name, name); | |
cf177271 | 3959 | } |
01f1ba30 | 3960 | |
942ea06d | 3961 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ |
8e713be6 KR |
3962 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
3963 | fs_register_fontset (f, XCAR (tem)); | |
942ea06d | 3964 | |
01f1ba30 JB |
3965 | /* Extract the window parameters from the supplied values |
3966 | that are needed to determine window geometry. */ | |
d387c960 JB |
3967 | { |
3968 | Lisp_Object font; | |
3969 | ||
333b20bb | 3970 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3971 | |
6817eab4 | 3972 | BLOCK_INPUT; |
e5e548e3 RS |
3973 | /* First, try whatever font the caller has specified. */ |
3974 | if (STRINGP (font)) | |
942ea06d | 3975 | { |
49965a29 | 3976 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
3977 | if (STRINGP (tem)) |
3978 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
3979 | else |
3980 | font = x_new_font (f, XSTRING (font)->data); | |
3981 | } | |
333b20bb | 3982 | |
e5e548e3 | 3983 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3984 | if (!STRINGP (font)) |
3985 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3986 | if (!STRINGP (font)) |
a6ac02af | 3987 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3988 | if (! STRINGP (font)) |
a6ac02af | 3989 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3990 | if (! STRINGP (font)) |
3991 | /* This was formerly the first thing tried, but it finds too many fonts | |
3992 | and takes too long. */ | |
3993 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3994 | /* If those didn't work, look for something which will at least work. */ | |
3995 | if (! STRINGP (font)) | |
a6ac02af | 3996 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3997 | UNBLOCK_INPUT; |
3998 | if (! STRINGP (font)) | |
e5e548e3 RS |
3999 | font = build_string ("fixed"); |
4000 | ||
477f8642 | 4001 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4002 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4003 | } |
9ef48a9d | 4004 | |
e3881aa0 | 4005 | #ifdef USE_LUCID |
82c90203 RS |
4006 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4007 | whereby it fails to get any font. */ | |
7556890b | 4008 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4009 | #endif |
82c90203 | 4010 | |
cf177271 | 4011 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4012 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4013 | ||
ddf768c3 JB |
4014 | /* This defaults to 2 in order to match xterm. We recognize either |
4015 | internalBorderWidth or internalBorder (which is what xterm calls | |
4016 | it). */ | |
4017 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4018 | { | |
4019 | Lisp_Object value; | |
4020 | ||
abb4b7ec | 4021 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4022 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4023 | if (! EQ (value, Qunbound)) |
4024 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4025 | parms); | |
4026 | } | |
dca97592 | 4027 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4028 | "internalBorderWidth", "internalBorderWidth", |
4029 | RES_TYPE_NUMBER); | |
1ab3d87e | 4030 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4031 | "verticalScrollBars", "ScrollBars", |
4032 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4033 | |
b9dc4443 | 4034 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4035 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4036 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4037 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4038 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4039 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4040 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4041 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4042 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4043 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4044 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4045 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4046 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
333b20bb GM |
4047 | |
4048 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4049 | "scrollBarForeground", | |
4050 | "ScrollBarForeground", 1); | |
4051 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4052 | "scrollBarBackground", | |
4053 | "ScrollBarBackground", 0); | |
4054 | ||
4055 | /* Init faces before x_default_parameter is called for scroll-bar | |
4056 | parameters because that function calls x_set_scroll_bar_width, | |
4057 | which calls change_frame_size, which calls Fset_window_buffer, | |
4058 | which runs hooks, which call Fvertical_motion. At the end, we | |
4059 | end up in init_iterator with a null face cache, which should not | |
4060 | happen. */ | |
4061 | init_frame_faces (f); | |
4062 | ||
c7bcb20d | 4063 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4064 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
9ea173e8 | 4065 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), |
333b20bb | 4066 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4067 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4068 | "bufferPredicate", "BufferPredicate", |
4069 | RES_TYPE_SYMBOL); | |
c2304e02 | 4070 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4071 | "title", "Title", RES_TYPE_STRING); |
90eb1019 | 4072 | |
7556890b | 4073 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
f676886a | 4074 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4075 | |
f83f10ba | 4076 | if (window_prompting & XNegative) |
2365c027 | 4077 | { |
f83f10ba | 4078 | if (window_prompting & YNegative) |
7556890b | 4079 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4080 | else |
7556890b | 4081 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4082 | } |
4083 | else | |
4084 | { | |
4085 | if (window_prompting & YNegative) | |
7556890b | 4086 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4087 | else |
7556890b | 4088 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4089 | } |
4090 | ||
7556890b | 4091 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4092 | |
495fa05e GM |
4093 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4094 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4095 | ||
9ea173e8 | 4096 | /* Create the X widget or window. Add the tool-bar height to the |
333b20bb GM |
4097 | initial frame height so that the user gets a text display area of |
4098 | the size he specified with -g or via .Xdefaults. Later changes | |
9ea173e8 | 4099 | of the tool-bar height don't change the frame size. This is done |
333b20bb | 4100 | so that users can create tall Emacs frames without having to |
9ea173e8 GM |
4101 | guess how tall the tool-bar will get. */ |
4102 | f->height += FRAME_TOOL_BAR_LINES (f); | |
495fa05e | 4103 | |
a7f7d550 FP |
4104 | #ifdef USE_X_TOOLKIT |
4105 | x_window (f, window_prompting, minibuffer_only); | |
4106 | #else | |
f676886a | 4107 | x_window (f); |
a7f7d550 | 4108 | #endif |
495fa05e | 4109 | |
f676886a JB |
4110 | x_icon (f, parms); |
4111 | x_make_gc (f); | |
01f1ba30 | 4112 | |
495fa05e GM |
4113 | /* Now consider the frame official. */ |
4114 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4115 | Vframe_list = Fcons (frame, Vframe_list); | |
4116 | ||
f9942c9e JB |
4117 | /* We need to do this after creating the X window, so that the |
4118 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4119 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4120 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4121 | |
cf177271 | 4122 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4123 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4124 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4125 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4126 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4127 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4128 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4129 | "scrollBarWidth", "ScrollBarWidth", | |
4130 | RES_TYPE_NUMBER); | |
f9942c9e | 4131 | |
f676886a | 4132 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4133 | Change will not be effected unless different from the current |
b9dc4443 | 4134 | f->height. */ |
f676886a JB |
4135 | width = f->width; |
4136 | height = f->height; | |
1ab3d87e RS |
4137 | f->height = 0; |
4138 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4139 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4140 | |
495fa05e GM |
4141 | /* Set up faces after all frame parameters are known. */ |
4142 | call1 (Qface_set_after_frame_default, frame); | |
05c8abbe | 4143 | |
495fa05e GM |
4144 | #ifdef USE_X_TOOLKIT |
4145 | /* Create the menu bar. */ | |
4146 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4147 | { | |
4148 | /* If this signals an error, we haven't set size hints for the | |
4149 | frame and we didn't make it visible. */ | |
4150 | initialize_frame_menubar (f); | |
4151 | ||
4152 | /* This is a no-op, except under Motif where it arranges the | |
4153 | main window for the widgets on it. */ | |
4154 | lw_set_main_areas (f->output_data.x->column_widget, | |
4155 | f->output_data.x->menubar_widget, | |
4156 | f->output_data.x->edit_widget); | |
4157 | } | |
4158 | #endif /* USE_X_TOOLKIT */ | |
4159 | ||
4160 | /* Tell the server what size and position, etc, we want, and how | |
4161 | badly we want them. This should be done after we have the menu | |
4162 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4163 | BLOCK_INPUT; |
7989f084 | 4164 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4165 | UNBLOCK_INPUT; |
4166 | ||
495fa05e GM |
4167 | /* Make the window appear on the frame and enable display, unless |
4168 | the caller says not to. However, with explicit parent, Emacs | |
4169 | cannot control visibility, so don't try. */ | |
7556890b | 4170 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4171 | { |
4172 | Lisp_Object visibility; | |
49795535 | 4173 | |
333b20bb GM |
4174 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4175 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4176 | if (EQ (visibility, Qunbound)) |
4177 | visibility = Qt; | |
49795535 | 4178 | |
a59e4f3d RS |
4179 | if (EQ (visibility, Qicon)) |
4180 | x_iconify_frame (f); | |
4181 | else if (! NILP (visibility)) | |
4182 | x_make_frame_visible (f); | |
4183 | else | |
4184 | /* Must have been Qnil. */ | |
4185 | ; | |
4186 | } | |
01f1ba30 | 4187 | |
495fa05e | 4188 | UNGCPRO; |
9ef48a9d | 4189 | return unbind_to (count, frame); |
01f1ba30 JB |
4190 | } |
4191 | ||
0d17d282 KH |
4192 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4193 | display info directly because we're called from frame.c, which doesn't | |
4194 | know about that structure. */ | |
e4f79258 | 4195 | |
87498171 | 4196 | Lisp_Object |
0d17d282 KH |
4197 | x_get_focus_frame (frame) |
4198 | struct frame *frame; | |
87498171 | 4199 | { |
0d17d282 | 4200 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4201 | Lisp_Object xfocus; |
0d17d282 | 4202 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4203 | return Qnil; |
4204 | ||
0d17d282 | 4205 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4206 | return xfocus; |
4207 | } | |
f0614854 | 4208 | |
3decc1e7 GM |
4209 | |
4210 | /* In certain situations, when the window manager follows a | |
4211 | click-to-focus policy, there seems to be no way around calling | |
4212 | XSetInputFocus to give another frame the input focus . | |
4213 | ||
4214 | In an ideal world, XSetInputFocus should generally be avoided so | |
4215 | that applications don't interfere with the window manager's focus | |
4216 | policy. But I think it's okay to use when it's clearly done | |
4217 | following a user-command. */ | |
4218 | ||
4219 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
4220 | "Set the input focus to FRAME.\n\ | |
4221 | FRAME nil means use the selected frame.") | |
4222 | (frame) | |
4223 | Lisp_Object frame; | |
4224 | { | |
4225 | struct frame *f = check_x_frame (frame); | |
4226 | Display *dpy = FRAME_X_DISPLAY (f); | |
4227 | int count; | |
4228 | ||
4229 | BLOCK_INPUT; | |
4230 | count = x_catch_errors (dpy); | |
4231 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4232 | RevertToParent, CurrentTime); | |
4233 | x_uncatch_errors (dpy, count); | |
4234 | UNBLOCK_INPUT; | |
4235 | ||
4236 | return Qnil; | |
4237 | } | |
4238 | ||
f0614854 | 4239 | \f |
2d764c78 EZ |
4240 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4241 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4242 | (color, frame) |
4243 | Lisp_Object color, frame; | |
e12d55b2 | 4244 | { |
b9dc4443 RS |
4245 | XColor foo; |
4246 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4247 | |
b9dc4443 RS |
4248 | CHECK_STRING (color, 1); |
4249 | ||
2d764c78 | 4250 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4251 | return Qt; |
4252 | else | |
4253 | return Qnil; | |
4254 | } | |
4255 | ||
2d764c78 EZ |
4256 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4257 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4258 | (color, frame) |
4259 | Lisp_Object color, frame; | |
01f1ba30 | 4260 | { |
b9dc4443 RS |
4261 | XColor foo; |
4262 | FRAME_PTR f = check_x_frame (frame); | |
4263 | ||
4264 | CHECK_STRING (color, 1); | |
01f1ba30 | 4265 | |
2d764c78 | 4266 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4267 | { |
4268 | Lisp_Object rgb[3]; | |
4269 | ||
4270 | rgb[0] = make_number (foo.red); | |
4271 | rgb[1] = make_number (foo.green); | |
4272 | rgb[2] = make_number (foo.blue); | |
4273 | return Flist (3, rgb); | |
4274 | } | |
01f1ba30 JB |
4275 | else |
4276 | return Qnil; | |
4277 | } | |
4278 | ||
2d764c78 EZ |
4279 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4280 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4281 | (display) |
4282 | Lisp_Object display; | |
01f1ba30 | 4283 | { |
08a90d6a | 4284 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4285 | |
b9dc4443 | 4286 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4287 | return Qnil; |
4288 | ||
b9dc4443 | 4289 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4290 | { |
4291 | case StaticColor: | |
4292 | case PseudoColor: | |
4293 | case TrueColor: | |
4294 | case DirectColor: | |
4295 | return Qt; | |
4296 | ||
4297 | default: | |
4298 | return Qnil; | |
4299 | } | |
4300 | } | |
4301 | ||
d0c9d219 | 4302 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4303 | 0, 1, 0, |
08a90d6a | 4304 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4305 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4306 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4307 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4308 | If omitted or nil, that stands for the selected frame's display.") | |
4309 | (display) | |
4310 | Lisp_Object display; | |
d0c9d219 | 4311 | { |
08a90d6a | 4312 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4313 | |
ae6b58f9 | 4314 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4315 | return Qnil; |
4316 | ||
ae6b58f9 RS |
4317 | switch (dpyinfo->visual->class) |
4318 | { | |
4319 | case StaticColor: | |
4320 | case PseudoColor: | |
4321 | case TrueColor: | |
4322 | case DirectColor: | |
4323 | case StaticGray: | |
4324 | case GrayScale: | |
4325 | return Qt; | |
4326 | ||
4327 | default: | |
4328 | return Qnil; | |
4329 | } | |
d0c9d219 RS |
4330 | } |
4331 | ||
41beb8fc RS |
4332 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4333 | 0, 1, 0, | |
08a90d6a RS |
4334 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4335 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4336 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4337 | If omitted or nil, that stands for the selected frame's display.") | |
4338 | (display) | |
4339 | Lisp_Object display; | |
41beb8fc | 4340 | { |
08a90d6a | 4341 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4342 | |
4343 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4344 | } |
4345 | ||
4346 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4347 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4348 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4349 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4350 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4351 | If omitted or nil, that stands for the selected frame's display.") | |
4352 | (display) | |
4353 | Lisp_Object display; | |
41beb8fc | 4354 | { |
08a90d6a | 4355 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4356 | |
4357 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4358 | } |
4359 | ||
4360 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4361 | 0, 1, 0, | |
08a90d6a RS |
4362 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4363 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4364 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4365 | If omitted or nil, that stands for the selected frame's display.") | |
4366 | (display) | |
4367 | Lisp_Object display; | |
41beb8fc | 4368 | { |
08a90d6a | 4369 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4370 | |
4371 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4372 | } |
4373 | ||
4374 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4375 | 0, 1, 0, | |
08a90d6a RS |
4376 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4377 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4378 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4379 | If omitted or nil, that stands for the selected frame's display.") | |
4380 | (display) | |
4381 | Lisp_Object display; | |
41beb8fc | 4382 | { |
08a90d6a | 4383 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4384 | |
4385 | return make_number (DisplayCells (dpyinfo->display, | |
4386 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4387 | } |
4388 | ||
9d317b2c RS |
4389 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4390 | Sx_server_max_request_size, | |
4391 | 0, 1, 0, | |
08a90d6a RS |
4392 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4393 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4394 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4395 | If omitted or nil, that stands for the selected frame's display.") | |
4396 | (display) | |
4397 | Lisp_Object display; | |
9d317b2c | 4398 | { |
08a90d6a | 4399 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4400 | |
4401 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4402 | } |
4403 | ||
41beb8fc | 4404 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4405 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4406 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4407 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4408 | If omitted or nil, that stands for the selected frame's display.") | |
4409 | (display) | |
4410 | Lisp_Object display; | |
41beb8fc | 4411 | { |
08a90d6a | 4412 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4413 | char *vendor = ServerVendor (dpyinfo->display); |
4414 | ||
41beb8fc RS |
4415 | if (! vendor) vendor = ""; |
4416 | return build_string (vendor); | |
4417 | } | |
4418 | ||
4419 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4420 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4421 | The value is a list of three integers: the major and minor\n\ |
4422 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4423 | number. See also the function `x-server-vendor'.\n\n\ |
4424 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4425 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4426 | If omitted or nil, that stands for the selected frame's display.") | |
4427 | (display) | |
4428 | Lisp_Object display; | |
41beb8fc | 4429 | { |
08a90d6a | 4430 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4431 | Display *dpy = dpyinfo->display; |
11ae94fe | 4432 | |
41beb8fc RS |
4433 | return Fcons (make_number (ProtocolVersion (dpy)), |
4434 | Fcons (make_number (ProtocolRevision (dpy)), | |
4435 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4436 | } | |
4437 | ||
4438 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4439 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4440 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4441 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4442 | If omitted or nil, that stands for the selected frame's display.") | |
4443 | (display) | |
4444 | Lisp_Object display; | |
41beb8fc | 4445 | { |
08a90d6a | 4446 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4447 | |
4448 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4449 | } |
4450 | ||
4451 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4452 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4453 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4454 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4455 | If omitted or nil, that stands for the selected frame's display.") | |
4456 | (display) | |
4457 | Lisp_Object display; | |
41beb8fc | 4458 | { |
08a90d6a | 4459 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4460 | |
4461 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4462 | } |
4463 | ||
4464 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4465 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4466 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4467 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4468 | If omitted or nil, that stands for the selected frame's display.") | |
4469 | (display) | |
4470 | Lisp_Object display; | |
41beb8fc | 4471 | { |
08a90d6a | 4472 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4473 | |
4474 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4475 | } |
4476 | ||
4477 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4478 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4479 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4480 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4481 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4482 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4483 | If omitted or nil, that stands for the selected frame's display.") | |
4484 | (display) | |
4485 | Lisp_Object display; | |
41beb8fc | 4486 | { |
08a90d6a | 4487 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4488 | |
b9dc4443 | 4489 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4490 | { |
4491 | case Always: | |
4492 | return intern ("always"); | |
4493 | ||
4494 | case WhenMapped: | |
4495 | return intern ("when-mapped"); | |
4496 | ||
4497 | case NotUseful: | |
4498 | return intern ("not-useful"); | |
4499 | ||
4500 | default: | |
4501 | error ("Strange value for BackingStore parameter of screen"); | |
4502 | } | |
4503 | } | |
4504 | ||
4505 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4506 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4507 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4508 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4509 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4510 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4511 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4512 | If omitted or nil, that stands for the selected frame's display.") | |
4513 | (display) | |
4514 | Lisp_Object display; | |
41beb8fc | 4515 | { |
08a90d6a | 4516 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4517 | |
b9dc4443 | 4518 | switch (dpyinfo->visual->class) |
41beb8fc RS |
4519 | { |
4520 | case StaticGray: return (intern ("static-gray")); | |
4521 | case GrayScale: return (intern ("gray-scale")); | |
4522 | case StaticColor: return (intern ("static-color")); | |
4523 | case PseudoColor: return (intern ("pseudo-color")); | |
4524 | case TrueColor: return (intern ("true-color")); | |
4525 | case DirectColor: return (intern ("direct-color")); | |
4526 | default: | |
4527 | error ("Display has an unknown visual class"); | |
4528 | } | |
4529 | } | |
4530 | ||
4531 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4532 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4533 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4534 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4535 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4536 | If omitted or nil, that stands for the selected frame's display.") | |
4537 | (display) | |
4538 | Lisp_Object display; | |
41beb8fc | 4539 | { |
08a90d6a | 4540 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4541 | |
b9dc4443 | 4542 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4543 | return Qt; |
4544 | else | |
4545 | return Qnil; | |
4546 | } | |
4547 | \f | |
b9dc4443 | 4548 | int |
55caf99c RS |
4549 | x_pixel_width (f) |
4550 | register struct frame *f; | |
01f1ba30 | 4551 | { |
55caf99c | 4552 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4553 | } |
4554 | ||
b9dc4443 | 4555 | int |
55caf99c RS |
4556 | x_pixel_height (f) |
4557 | register struct frame *f; | |
01f1ba30 | 4558 | { |
55caf99c RS |
4559 | return PIXEL_HEIGHT (f); |
4560 | } | |
4561 | ||
b9dc4443 | 4562 | int |
55caf99c RS |
4563 | x_char_width (f) |
4564 | register struct frame *f; | |
4565 | { | |
7556890b | 4566 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4567 | } |
4568 | ||
b9dc4443 | 4569 | int |
55caf99c RS |
4570 | x_char_height (f) |
4571 | register struct frame *f; | |
4572 | { | |
7556890b | 4573 | return f->output_data.x->line_height; |
01f1ba30 | 4574 | } |
b9dc4443 RS |
4575 | |
4576 | int | |
f03f2489 RS |
4577 | x_screen_planes (f) |
4578 | register struct frame *f; | |
b9dc4443 | 4579 | { |
f03f2489 | 4580 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4581 | } |
01f1ba30 | 4582 | |
a6ad00c0 GM |
4583 | |
4584 | \f | |
4585 | /************************************************************************ | |
4586 | X Displays | |
4587 | ************************************************************************/ | |
4588 | ||
01f1ba30 | 4589 | \f |
a6ad00c0 GM |
4590 | /* Mapping visual names to visuals. */ |
4591 | ||
4592 | static struct visual_class | |
4593 | { | |
4594 | char *name; | |
4595 | int class; | |
4596 | } | |
4597 | visual_classes[] = | |
4598 | { | |
4599 | {"StaticGray", StaticGray}, | |
4600 | {"GrayScale", GrayScale}, | |
4601 | {"StaticColor", StaticColor}, | |
4602 | {"PseudoColor", PseudoColor}, | |
4603 | {"TrueColor", TrueColor}, | |
4604 | {"DirectColor", DirectColor}, | |
4605 | NULL | |
4606 | }; | |
4607 | ||
4608 | ||
404daac1 | 4609 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4610 | |
4611 | /* Value is the screen number of screen SCR. This is a substitute for | |
4612 | the X function with the same name when that doesn't exist. */ | |
4613 | ||
404daac1 RS |
4614 | int |
4615 | XScreenNumberOfScreen (scr) | |
4616 | register Screen *scr; | |
4617 | { | |
a6ad00c0 GM |
4618 | Display *dpy = scr->display; |
4619 | int i; | |
3df34fdb | 4620 | |
a6ad00c0 GM |
4621 | for (i = 0; i < dpy->nscreens; ++i) |
4622 | if (scr == dpy->screens[i]) | |
4623 | break; | |
404daac1 | 4624 | |
a6ad00c0 | 4625 | return i; |
404daac1 | 4626 | } |
a6ad00c0 | 4627 | |
404daac1 RS |
4628 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4629 | ||
01f1ba30 | 4630 | |
a6ad00c0 GM |
4631 | /* Select the visual that should be used on display DPYINFO. Set |
4632 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4633 | |
a6ad00c0 GM |
4634 | void |
4635 | select_visual (dpyinfo) | |
4636 | struct x_display_info *dpyinfo; | |
4637 | { | |
4638 | Display *dpy = dpyinfo->display; | |
4639 | Screen *screen = dpyinfo->screen; | |
4640 | Lisp_Object value; | |
fe24a618 | 4641 | |
a6ad00c0 GM |
4642 | /* See if a visual is specified. */ |
4643 | value = display_x_get_resource (dpyinfo, | |
4644 | build_string ("visualClass"), | |
4645 | build_string ("VisualClass"), | |
4646 | Qnil, Qnil); | |
4647 | if (STRINGP (value)) | |
4648 | { | |
4649 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4650 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4651 | depth, a decimal number. NAME is compared with case ignored. */ | |
4652 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
4653 | char *dash; | |
4654 | int i, class = -1; | |
4655 | XVisualInfo vinfo; | |
4656 | ||
4657 | strcpy (s, XSTRING (value)->data); | |
4658 | dash = index (s, '-'); | |
4659 | if (dash) | |
4660 | { | |
4661 | dpyinfo->n_planes = atoi (dash + 1); | |
4662 | *dash = '\0'; | |
4663 | } | |
4664 | else | |
4665 | /* We won't find a matching visual with depth 0, so that | |
4666 | an error will be printed below. */ | |
4667 | dpyinfo->n_planes = 0; | |
f0614854 | 4668 | |
a6ad00c0 GM |
4669 | /* Determine the visual class. */ |
4670 | for (i = 0; visual_classes[i].name; ++i) | |
4671 | if (xstricmp (s, visual_classes[i].name) == 0) | |
4672 | { | |
4673 | class = visual_classes[i].class; | |
4674 | break; | |
4675 | } | |
01f1ba30 | 4676 | |
a6ad00c0 GM |
4677 | /* Look up a matching visual for the specified class. */ |
4678 | if (class == -1 | |
4679 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
4680 | dpyinfo->n_planes, class, &vinfo)) | |
4681 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
4682 | ||
4683 | dpyinfo->visual = vinfo.visual; | |
4684 | } | |
01f1ba30 JB |
4685 | else |
4686 | { | |
a6ad00c0 GM |
4687 | int n_visuals; |
4688 | XVisualInfo *vinfo, vinfo_template; | |
4689 | ||
4690 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
4691 | ||
4692 | #ifdef HAVE_X11R4 | |
4693 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
4694 | #else | |
4695 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
4696 | #endif | |
4697 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
4698 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
4699 | &vinfo_template, &n_visuals); | |
4700 | if (n_visuals != 1) | |
4701 | fatal ("Can't get proper X visual info"); | |
4702 | ||
4703 | if ((1 << vinfo->depth) == vinfo->colormap_size) | |
4704 | dpyinfo->n_planes = vinfo->depth; | |
4705 | else | |
01f1ba30 | 4706 | { |
a6ad00c0 GM |
4707 | int i = 0; |
4708 | int n = vinfo->colormap_size - 1; | |
4709 | while (n) | |
4710 | { | |
4711 | n = n >> 1; | |
4712 | i++; | |
4713 | } | |
4714 | dpyinfo->n_planes = i; | |
01f1ba30 | 4715 | } |
01f1ba30 | 4716 | |
a6ad00c0 GM |
4717 | XFree ((char *) vinfo); |
4718 | } | |
01f1ba30 | 4719 | } |
01f1ba30 | 4720 | |
a6ad00c0 | 4721 | |
b9dc4443 RS |
4722 | /* Return the X display structure for the display named NAME. |
4723 | Open a new connection if necessary. */ | |
4724 | ||
4725 | struct x_display_info * | |
4726 | x_display_info_for_name (name) | |
4727 | Lisp_Object name; | |
4728 | { | |
08a90d6a | 4729 | Lisp_Object names; |
b9dc4443 RS |
4730 | struct x_display_info *dpyinfo; |
4731 | ||
4732 | CHECK_STRING (name, 0); | |
4733 | ||
806048df RS |
4734 | if (! EQ (Vwindow_system, intern ("x"))) |
4735 | error ("Not using X Windows"); | |
4736 | ||
08a90d6a RS |
4737 | for (dpyinfo = x_display_list, names = x_display_name_list; |
4738 | dpyinfo; | |
8e713be6 | 4739 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
4740 | { |
4741 | Lisp_Object tem; | |
8e713be6 | 4742 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 4743 | if (!NILP (tem)) |
b9dc4443 RS |
4744 | return dpyinfo; |
4745 | } | |
4746 | ||
b7975ee4 KH |
4747 | /* Use this general default value to start with. */ |
4748 | Vx_resource_name = Vinvocation_name; | |
4749 | ||
b9dc4443 RS |
4750 | validate_x_resource_name (); |
4751 | ||
4752 | dpyinfo = x_term_init (name, (unsigned char *)0, | |
b7975ee4 | 4753 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 4754 | |
08a90d6a | 4755 | if (dpyinfo == 0) |
1b4ec1c8 | 4756 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 4757 | |
b9dc4443 RS |
4758 | x_in_use = 1; |
4759 | XSETFASTINT (Vwindow_system_version, 11); | |
4760 | ||
4761 | return dpyinfo; | |
4762 | } | |
4763 | ||
a6ad00c0 | 4764 | |
01f1ba30 | 4765 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 4766 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 4767 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
4768 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
4769 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
4770 | terminate Emacs if we can't open the connection.") | |
4771 | (display, xrm_string, must_succeed) | |
4772 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 4773 | { |
01f1ba30 | 4774 | unsigned char *xrm_option; |
b9dc4443 | 4775 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
4776 | |
4777 | CHECK_STRING (display, 0); | |
d387c960 JB |
4778 | if (! NILP (xrm_string)) |
4779 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 4780 | |
806048df RS |
4781 | if (! EQ (Vwindow_system, intern ("x"))) |
4782 | error ("Not using X Windows"); | |
4783 | ||
d387c960 JB |
4784 | if (! NILP (xrm_string)) |
4785 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
4786 | else |
4787 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
4788 | |
4789 | validate_x_resource_name (); | |
4790 | ||
e1b1bee8 | 4791 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
4792 | This also initializes many symbols, such as those used for input. */ |
4793 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 4794 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 4795 | |
08a90d6a RS |
4796 | if (dpyinfo == 0) |
4797 | { | |
4798 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
4799 | fatal ("Cannot connect to X server %s.\n\ |
4800 | Check the DISPLAY environment variable or use `-d'.\n\ | |
4801 | Also use the `xhost' program to verify that it is set to permit\n\ | |
4802 | connections from your machine.\n", | |
08a90d6a RS |
4803 | XSTRING (display)->data); |
4804 | else | |
1b4ec1c8 | 4805 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
4806 | } |
4807 | ||
b9dc4443 | 4808 | x_in_use = 1; |
01f1ba30 | 4809 | |
b9dc4443 | 4810 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4811 | return Qnil; |
4812 | } | |
4813 | ||
08a90d6a RS |
4814 | DEFUN ("x-close-connection", Fx_close_connection, |
4815 | Sx_close_connection, 1, 1, 0, | |
4816 | "Close the connection to DISPLAY's X server.\n\ | |
4817 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
4818 | If DISPLAY is nil, that stands for the selected frame's display.") | |
4819 | (display) | |
4820 | Lisp_Object display; | |
01f1ba30 | 4821 | { |
08a90d6a | 4822 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4823 | int i; |
3457bc6e | 4824 | |
08a90d6a RS |
4825 | if (dpyinfo->reference_count > 0) |
4826 | error ("Display still has frames on it"); | |
01f1ba30 | 4827 | |
08a90d6a RS |
4828 | BLOCK_INPUT; |
4829 | /* Free the fonts in the font table. */ | |
4830 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4831 | if (dpyinfo->font_table[i].name) |
4832 | { | |
4833 | xfree (dpyinfo->font_table[i].name); | |
4834 | /* Don't free the full_name string; | |
4835 | it is always shared with something else. */ | |
4836 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); | |
4837 | } | |
4838 | ||
08a90d6a RS |
4839 | x_destroy_all_bitmaps (dpyinfo); |
4840 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4841 | |
4842 | #ifdef USE_X_TOOLKIT | |
4843 | XtCloseDisplay (dpyinfo->display); | |
4844 | #else | |
08a90d6a | 4845 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4846 | #endif |
08a90d6a RS |
4847 | |
4848 | x_delete_display (dpyinfo); | |
4849 | UNBLOCK_INPUT; | |
3457bc6e | 4850 | |
01f1ba30 JB |
4851 | return Qnil; |
4852 | } | |
4853 | ||
08a90d6a RS |
4854 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
4855 | "Return the list of display names that Emacs has connections to.") | |
4856 | () | |
4857 | { | |
4858 | Lisp_Object tail, result; | |
4859 | ||
4860 | result = Qnil; | |
8e713be6 KR |
4861 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4862 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4863 | |
4864 | return result; | |
4865 | } | |
4866 | ||
4867 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
4868 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
4869 | If ON is nil, allow buffering of requests.\n\ |
4870 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
4871 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 4872 | easier.\n\ |
08a90d6a RS |
4873 | The optional second argument DISPLAY specifies which display to act on.\n\ |
4874 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4875 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
4876 | (on, display) | |
4877 | Lisp_Object display, on; | |
01f1ba30 | 4878 | { |
08a90d6a | 4879 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4880 | |
b9dc4443 | 4881 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
4882 | |
4883 | return Qnil; | |
4884 | } | |
4885 | ||
b9dc4443 | 4886 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
4887 | |
4888 | void | |
b9dc4443 RS |
4889 | x_sync (f) |
4890 | FRAME_PTR f; | |
6b7b1820 | 4891 | { |
4e87f4d2 | 4892 | BLOCK_INPUT; |
b9dc4443 | 4893 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 4894 | UNBLOCK_INPUT; |
6b7b1820 | 4895 | } |
333b20bb | 4896 | |
01f1ba30 | 4897 | \f |
333b20bb GM |
4898 | /*********************************************************************** |
4899 | Image types | |
4900 | ***********************************************************************/ | |
f1c16f36 | 4901 | |
333b20bb GM |
4902 | /* Value is the number of elements of vector VECTOR. */ |
4903 | ||
4904 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
4905 | ||
4906 | /* List of supported image types. Use define_image_type to add new | |
4907 | types. Use lookup_image_type to find a type for a given symbol. */ | |
4908 | ||
4909 | static struct image_type *image_types; | |
4910 | ||
4911 | /* A list of symbols, one for each supported image type. */ | |
4912 | ||
4913 | Lisp_Object Vimage_types; | |
4914 | ||
4915 | /* The symbol `image' which is the car of the lists used to represent | |
4916 | images in Lisp. */ | |
4917 | ||
4918 | extern Lisp_Object Qimage; | |
4919 | ||
4920 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
4921 | ||
4922 | Lisp_Object Qxbm; | |
4923 | ||
4924 | /* Keywords. */ | |
4925 | ||
0fe92f72 | 4926 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
4927 | extern Lisp_Object QCdata; |
4928 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
333b20bb | 4929 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
bfd2209f | 4930 | Lisp_Object QCindex; |
333b20bb GM |
4931 | |
4932 | /* Other symbols. */ | |
4933 | ||
4934 | Lisp_Object Qlaplace; | |
4935 | ||
4936 | /* Time in seconds after which images should be removed from the cache | |
4937 | if not displayed. */ | |
4938 | ||
fcf431dc | 4939 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
4940 | |
4941 | /* Function prototypes. */ | |
4942 | ||
4943 | static void define_image_type P_ ((struct image_type *type)); | |
4944 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
4945 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
4946 | static void x_laplace P_ ((struct frame *, struct image *)); | |
45158a91 GM |
4947 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
4948 | Lisp_Object)); | |
333b20bb GM |
4949 | |
4950 | ||
4951 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
4952 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
4953 | ||
4954 | static void | |
4955 | define_image_type (type) | |
4956 | struct image_type *type; | |
4957 | { | |
4958 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
4959 | The initialized data segment is read-only. */ | |
4960 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
4961 | bcopy (type, p, sizeof *p); | |
4962 | p->next = image_types; | |
4963 | image_types = p; | |
4964 | Vimage_types = Fcons (*p->type, Vimage_types); | |
4965 | } | |
4966 | ||
4967 | ||
4968 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
4969 | structure. Value is null if SYMBOL is not a known image type. */ | |
4970 | ||
4971 | static INLINE struct image_type * | |
4972 | lookup_image_type (symbol) | |
4973 | Lisp_Object symbol; | |
4974 | { | |
4975 | struct image_type *type; | |
4976 | ||
4977 | for (type = image_types; type; type = type->next) | |
4978 | if (EQ (symbol, *type->type)) | |
4979 | break; | |
4980 | ||
4981 | return type; | |
4982 | } | |
4983 | ||
4984 | ||
4985 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
4986 | valid image specification is a list whose car is the symbol | |
4987 | `image', and whose rest is a property list. The property list must | |
4988 | contain a value for key `:type'. That value must be the name of a | |
4989 | supported image type. The rest of the property list depends on the | |
4990 | image type. */ | |
4991 | ||
4992 | int | |
4993 | valid_image_p (object) | |
4994 | Lisp_Object object; | |
4995 | { | |
4996 | int valid_p = 0; | |
4997 | ||
4998 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
4999 | { | |
5000 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
5001 | struct image_type *type = lookup_image_type (symbol); | |
5002 | ||
5003 | if (type) | |
5004 | valid_p = type->valid_p (object); | |
5005 | } | |
5006 | ||
5007 | return valid_p; | |
5008 | } | |
5009 | ||
5010 | ||
7ab1745f GM |
5011 | /* Log error message with format string FORMAT and argument ARG. |
5012 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5013 | good idea because this would interrupt redisplay, and the error | |
5014 | message display would lead to another redisplay. This function | |
5015 | therefore simply displays a message. */ | |
333b20bb GM |
5016 | |
5017 | static void | |
5018 | image_error (format, arg1, arg2) | |
5019 | char *format; | |
5020 | Lisp_Object arg1, arg2; | |
5021 | { | |
7ab1745f | 5022 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5023 | } |
5024 | ||
5025 | ||
5026 | \f | |
5027 | /*********************************************************************** | |
5028 | Image specifications | |
5029 | ***********************************************************************/ | |
5030 | ||
5031 | enum image_value_type | |
5032 | { | |
5033 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5034 | IMAGE_STRING_VALUE, | |
5035 | IMAGE_SYMBOL_VALUE, | |
5036 | IMAGE_POSITIVE_INTEGER_VALUE, | |
5037 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
5038 | IMAGE_INTEGER_VALUE, | |
5039 | IMAGE_FUNCTION_VALUE, | |
5040 | IMAGE_NUMBER_VALUE, | |
5041 | IMAGE_BOOL_VALUE | |
5042 | }; | |
5043 | ||
5044 | /* Structure used when parsing image specifications. */ | |
5045 | ||
5046 | struct image_keyword | |
5047 | { | |
5048 | /* Name of keyword. */ | |
5049 | char *name; | |
5050 | ||
5051 | /* The type of value allowed. */ | |
5052 | enum image_value_type type; | |
5053 | ||
5054 | /* Non-zero means key must be present. */ | |
5055 | int mandatory_p; | |
5056 | ||
5057 | /* Used to recognize duplicate keywords in a property list. */ | |
5058 | int count; | |
5059 | ||
5060 | /* The value that was found. */ | |
5061 | Lisp_Object value; | |
5062 | }; | |
5063 | ||
5064 | ||
bfd2209f GM |
5065 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5066 | int, Lisp_Object)); | |
333b20bb GM |
5067 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5068 | ||
5069 | ||
5070 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5071 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5072 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5073 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5074 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5075 | |
5076 | static int | |
bfd2209f | 5077 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5078 | Lisp_Object spec; |
5079 | struct image_keyword *keywords; | |
5080 | int nkeywords; | |
5081 | Lisp_Object type; | |
333b20bb GM |
5082 | { |
5083 | int i; | |
5084 | Lisp_Object plist; | |
5085 | ||
5086 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5087 | return 0; | |
5088 | ||
5089 | plist = XCDR (spec); | |
5090 | while (CONSP (plist)) | |
5091 | { | |
5092 | Lisp_Object key, value; | |
5093 | ||
5094 | /* First element of a pair must be a symbol. */ | |
5095 | key = XCAR (plist); | |
5096 | plist = XCDR (plist); | |
5097 | if (!SYMBOLP (key)) | |
5098 | return 0; | |
5099 | ||
5100 | /* There must follow a value. */ | |
5101 | if (!CONSP (plist)) | |
5102 | return 0; | |
5103 | value = XCAR (plist); | |
5104 | plist = XCDR (plist); | |
5105 | ||
5106 | /* Find key in KEYWORDS. Error if not found. */ | |
5107 | for (i = 0; i < nkeywords; ++i) | |
5108 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5109 | break; | |
5110 | ||
5111 | if (i == nkeywords) | |
bfd2209f | 5112 | continue; |
333b20bb GM |
5113 | |
5114 | /* Record that we recognized the keyword. If a keywords | |
5115 | was found more than once, it's an error. */ | |
5116 | keywords[i].value = value; | |
5117 | ++keywords[i].count; | |
5118 | ||
5119 | if (keywords[i].count > 1) | |
5120 | return 0; | |
5121 | ||
5122 | /* Check type of value against allowed type. */ | |
5123 | switch (keywords[i].type) | |
5124 | { | |
5125 | case IMAGE_STRING_VALUE: | |
5126 | if (!STRINGP (value)) | |
5127 | return 0; | |
5128 | break; | |
5129 | ||
5130 | case IMAGE_SYMBOL_VALUE: | |
5131 | if (!SYMBOLP (value)) | |
5132 | return 0; | |
5133 | break; | |
5134 | ||
5135 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5136 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5137 | return 0; | |
5138 | break; | |
5139 | ||
5140 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: | |
5141 | if (!INTEGERP (value) || XINT (value) < 0) | |
5142 | return 0; | |
5143 | break; | |
5144 | ||
5145 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5146 | break; | |
5147 | ||
5148 | case IMAGE_FUNCTION_VALUE: | |
5149 | value = indirect_function (value); | |
5150 | if (SUBRP (value) | |
5151 | || COMPILEDP (value) | |
5152 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5153 | break; | |
5154 | return 0; | |
5155 | ||
5156 | case IMAGE_NUMBER_VALUE: | |
5157 | if (!INTEGERP (value) && !FLOATP (value)) | |
5158 | return 0; | |
5159 | break; | |
5160 | ||
5161 | case IMAGE_INTEGER_VALUE: | |
5162 | if (!INTEGERP (value)) | |
5163 | return 0; | |
5164 | break; | |
5165 | ||
5166 | case IMAGE_BOOL_VALUE: | |
5167 | if (!NILP (value) && !EQ (value, Qt)) | |
5168 | return 0; | |
5169 | break; | |
5170 | ||
5171 | default: | |
5172 | abort (); | |
5173 | break; | |
5174 | } | |
5175 | ||
5176 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5177 | return 0; | |
5178 | } | |
5179 | ||
5180 | /* Check that all mandatory fields are present. */ | |
5181 | for (i = 0; i < nkeywords; ++i) | |
5182 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5183 | return 0; | |
5184 | ||
5185 | return NILP (plist); | |
5186 | } | |
5187 | ||
5188 | ||
5189 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5190 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5191 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5192 | ||
5193 | static Lisp_Object | |
5194 | image_spec_value (spec, key, found) | |
5195 | Lisp_Object spec, key; | |
5196 | int *found; | |
5197 | { | |
5198 | Lisp_Object tail; | |
5199 | ||
5200 | xassert (valid_image_p (spec)); | |
5201 | ||
5202 | for (tail = XCDR (spec); | |
5203 | CONSP (tail) && CONSP (XCDR (tail)); | |
5204 | tail = XCDR (XCDR (tail))) | |
5205 | { | |
5206 | if (EQ (XCAR (tail), key)) | |
5207 | { | |
5208 | if (found) | |
5209 | *found = 1; | |
5210 | return XCAR (XCDR (tail)); | |
5211 | } | |
5212 | } | |
5213 | ||
5214 | if (found) | |
5215 | *found = 0; | |
5216 | return Qnil; | |
5217 | } | |
5218 | ||
5219 | ||
5220 | ||
5221 | \f | |
5222 | /*********************************************************************** | |
5223 | Image type independent image structures | |
5224 | ***********************************************************************/ | |
5225 | ||
5226 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5227 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5228 | ||
5229 | ||
5230 | /* Allocate and return a new image structure for image specification | |
5231 | SPEC. SPEC has a hash value of HASH. */ | |
5232 | ||
5233 | static struct image * | |
5234 | make_image (spec, hash) | |
5235 | Lisp_Object spec; | |
5236 | unsigned hash; | |
5237 | { | |
5238 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5239 | ||
5240 | xassert (valid_image_p (spec)); | |
5241 | bzero (img, sizeof *img); | |
5242 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5243 | xassert (img->type != NULL); | |
5244 | img->spec = spec; | |
5245 | img->data.lisp_val = Qnil; | |
5246 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5247 | img->hash = hash; | |
5248 | return img; | |
5249 | } | |
5250 | ||
5251 | ||
5252 | /* Free image IMG which was used on frame F, including its resources. */ | |
5253 | ||
5254 | static void | |
5255 | free_image (f, img) | |
5256 | struct frame *f; | |
5257 | struct image *img; | |
5258 | { | |
5259 | if (img) | |
5260 | { | |
5261 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5262 | ||
5263 | /* Remove IMG from the hash table of its cache. */ | |
5264 | if (img->prev) | |
5265 | img->prev->next = img->next; | |
5266 | else | |
5267 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5268 | ||
5269 | if (img->next) | |
5270 | img->next->prev = img->prev; | |
5271 | ||
5272 | c->images[img->id] = NULL; | |
5273 | ||
5274 | /* Free resources, then free IMG. */ | |
5275 | img->type->free (f, img); | |
5276 | xfree (img); | |
5277 | } | |
5278 | } | |
5279 | ||
5280 | ||
5281 | /* Prepare image IMG for display on frame F. Must be called before | |
5282 | drawing an image. */ | |
5283 | ||
5284 | void | |
5285 | prepare_image_for_display (f, img) | |
5286 | struct frame *f; | |
5287 | struct image *img; | |
5288 | { | |
5289 | EMACS_TIME t; | |
5290 | ||
5291 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5292 | EMACS_GET_TIME (t); | |
5293 | img->timestamp = EMACS_SECS (t); | |
5294 | ||
5295 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5296 | type dependent loader function. */ | |
209061be GM |
5297 | if (img->pixmap == 0 && !img->load_failed_p) |
5298 | img->load_failed_p = img->type->load (f, img) == 0; | |
333b20bb GM |
5299 | } |
5300 | ||
5301 | ||
5302 | \f | |
5303 | /*********************************************************************** | |
5304 | Helper functions for X image types | |
5305 | ***********************************************************************/ | |
5306 | ||
5307 | static void x_clear_image P_ ((struct frame *f, struct image *img)); | |
5308 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5309 | struct image *img, | |
5310 | Lisp_Object color_name, | |
5311 | unsigned long dflt)); | |
5312 | ||
5313 | /* Free X resources of image IMG which is used on frame F. */ | |
5314 | ||
5315 | static void | |
5316 | x_clear_image (f, img) | |
5317 | struct frame *f; | |
5318 | struct image *img; | |
5319 | { | |
5320 | if (img->pixmap) | |
5321 | { | |
5322 | BLOCK_INPUT; | |
5323 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
5324 | img->pixmap = 0; | |
5325 | UNBLOCK_INPUT; | |
5326 | } | |
5327 | ||
5328 | if (img->ncolors) | |
5329 | { | |
462d5d40 GM |
5330 | BLOCK_INPUT; |
5331 | x_free_colors (f, img->colors, img->ncolors); | |
5332 | UNBLOCK_INPUT; | |
333b20bb GM |
5333 | |
5334 | xfree (img->colors); | |
5335 | img->colors = NULL; | |
5336 | img->ncolors = 0; | |
5337 | } | |
5338 | } | |
5339 | ||
5340 | ||
5341 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5342 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5343 | IMG->colors, so that it can be freed again. Value is the pixel | |
5344 | color. */ | |
5345 | ||
5346 | static unsigned long | |
5347 | x_alloc_image_color (f, img, color_name, dflt) | |
5348 | struct frame *f; | |
5349 | struct image *img; | |
5350 | Lisp_Object color_name; | |
5351 | unsigned long dflt; | |
5352 | { | |
5353 | XColor color; | |
5354 | unsigned long result; | |
5355 | ||
5356 | xassert (STRINGP (color_name)); | |
5357 | ||
2d764c78 | 5358 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
5359 | { |
5360 | /* This isn't called frequently so we get away with simply | |
5361 | reallocating the color vector to the needed size, here. */ | |
5362 | ++img->ncolors; | |
5363 | img->colors = | |
5364 | (unsigned long *) xrealloc (img->colors, | |
5365 | img->ncolors * sizeof *img->colors); | |
5366 | img->colors[img->ncolors - 1] = color.pixel; | |
5367 | result = color.pixel; | |
5368 | } | |
5369 | else | |
5370 | result = dflt; | |
5371 | ||
5372 | return result; | |
5373 | } | |
5374 | ||
5375 | ||
5376 | \f | |
5377 | /*********************************************************************** | |
5378 | Image Cache | |
5379 | ***********************************************************************/ | |
5380 | ||
5381 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
5382 | ||
5383 | ||
5384 | /* Return a new, initialized image cache that is allocated from the | |
5385 | heap. Call free_image_cache to free an image cache. */ | |
5386 | ||
5387 | struct image_cache * | |
5388 | make_image_cache () | |
5389 | { | |
5390 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5391 | int size; | |
5392 | ||
5393 | bzero (c, sizeof *c); | |
5394 | c->size = 50; | |
5395 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5396 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5397 | c->buckets = (struct image **) xmalloc (size); | |
5398 | bzero (c->buckets, size); | |
5399 | return c; | |
5400 | } | |
5401 | ||
5402 | ||
5403 | /* Free image cache of frame F. Be aware that X frames share images | |
5404 | caches. */ | |
5405 | ||
5406 | void | |
5407 | free_image_cache (f) | |
5408 | struct frame *f; | |
5409 | { | |
5410 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5411 | if (c) | |
5412 | { | |
5413 | int i; | |
5414 | ||
5415 | /* Cache should not be referenced by any frame when freed. */ | |
5416 | xassert (c->refcount == 0); | |
5417 | ||
5418 | for (i = 0; i < c->used; ++i) | |
5419 | free_image (f, c->images[i]); | |
5420 | xfree (c->images); | |
5421 | xfree (c); | |
5422 | xfree (c->buckets); | |
5423 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
5424 | } | |
5425 | } | |
5426 | ||
5427 | ||
5428 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5429 | images. FORCE_P zero means clear only images that haven't been | |
5430 | displayed for some time. Should be called from time to time to | |
5431 | reduce the number of loaded images. If image-eviction-seconds is | |
5432 | non-nil, this frees images in the cache which weren't displayed for | |
5433 | at least that many seconds. */ | |
5434 | ||
5435 | void | |
5436 | clear_image_cache (f, force_p) | |
5437 | struct frame *f; | |
5438 | int force_p; | |
5439 | { | |
5440 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5441 | ||
fcf431dc | 5442 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5443 | { |
5444 | EMACS_TIME t; | |
5445 | unsigned long old; | |
5446 | int i, any_freed_p = 0; | |
5447 | ||
5448 | EMACS_GET_TIME (t); | |
fcf431dc | 5449 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
333b20bb GM |
5450 | |
5451 | for (i = 0; i < c->used; ++i) | |
5452 | { | |
5453 | struct image *img = c->images[i]; | |
5454 | if (img != NULL | |
5455 | && (force_p | |
5456 | || (img->timestamp > old))) | |
5457 | { | |
5458 | free_image (f, img); | |
5459 | any_freed_p = 1; | |
5460 | } | |
5461 | } | |
5462 | ||
5463 | /* We may be clearing the image cache because, for example, | |
5464 | Emacs was iconified for a longer period of time. In that | |
5465 | case, current matrices may still contain references to | |
5466 | images freed above. So, clear these matrices. */ | |
5467 | if (any_freed_p) | |
5468 | { | |
5469 | clear_current_matrices (f); | |
5470 | ++windows_or_buffers_changed; | |
5471 | } | |
5472 | } | |
5473 | } | |
5474 | ||
5475 | ||
5476 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5477 | 0, 1, 0, | |
5478 | "Clear the image cache of FRAME.\n\ | |
5479 | FRAME nil or omitted means use the selected frame.\n\ | |
5480 | FRAME t means clear the image caches of all frames.") | |
5481 | (frame) | |
5482 | Lisp_Object frame; | |
5483 | { | |
5484 | if (EQ (frame, Qt)) | |
5485 | { | |
5486 | Lisp_Object tail; | |
5487 | ||
5488 | FOR_EACH_FRAME (tail, frame) | |
5489 | if (FRAME_X_P (XFRAME (frame))) | |
5490 | clear_image_cache (XFRAME (frame), 1); | |
5491 | } | |
5492 | else | |
5493 | clear_image_cache (check_x_frame (frame), 1); | |
5494 | ||
5495 | return Qnil; | |
5496 | } | |
5497 | ||
5498 | ||
5499 | /* Return the id of image with Lisp specification SPEC on frame F. | |
5500 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
5501 | ||
5502 | int | |
5503 | lookup_image (f, spec) | |
5504 | struct frame *f; | |
5505 | Lisp_Object spec; | |
5506 | { | |
5507 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5508 | struct image *img; | |
5509 | int i; | |
5510 | unsigned hash; | |
5511 | struct gcpro gcpro1; | |
4f7ca1f1 | 5512 | EMACS_TIME now; |
333b20bb GM |
5513 | |
5514 | /* F must be a window-system frame, and SPEC must be a valid image | |
5515 | specification. */ | |
5516 | xassert (FRAME_WINDOW_P (f)); | |
5517 | xassert (valid_image_p (spec)); | |
5518 | ||
5519 | GCPRO1 (spec); | |
5520 | ||
5521 | /* Look up SPEC in the hash table of the image cache. */ | |
5522 | hash = sxhash (spec, 0); | |
5523 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5524 | ||
5525 | for (img = c->buckets[i]; img; img = img->next) | |
5526 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5527 | break; | |
5528 | ||
5529 | /* If not found, create a new image and cache it. */ | |
5530 | if (img == NULL) | |
5531 | { | |
333b20bb GM |
5532 | img = make_image (spec, hash); |
5533 | cache_image (f, img); | |
209061be GM |
5534 | img->load_failed_p = img->type->load (f, img) == 0; |
5535 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5536 | |
5537 | /* If we can't load the image, and we don't have a width and | |
5538 | height, use some arbitrary width and height so that we can | |
5539 | draw a rectangle for it. */ | |
209061be | 5540 | if (img->load_failed_p) |
333b20bb GM |
5541 | { |
5542 | Lisp_Object value; | |
5543 | ||
5544 | value = image_spec_value (spec, QCwidth, NULL); | |
5545 | img->width = (INTEGERP (value) | |
5546 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5547 | value = image_spec_value (spec, QCheight, NULL); | |
5548 | img->height = (INTEGERP (value) | |
5549 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5550 | } | |
5551 | else | |
5552 | { | |
5553 | /* Handle image type independent image attributes | |
5554 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */ | |
5555 | Lisp_Object ascent, margin, relief, algorithm, heuristic_mask; | |
5556 | Lisp_Object file; | |
5557 | ||
5558 | ascent = image_spec_value (spec, QCascent, NULL); | |
5559 | if (INTEGERP (ascent)) | |
5560 | img->ascent = XFASTINT (ascent); | |
5561 | ||
5562 | margin = image_spec_value (spec, QCmargin, NULL); | |
5563 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
5564 | img->margin = XFASTINT (margin); | |
5565 | ||
5566 | relief = image_spec_value (spec, QCrelief, NULL); | |
5567 | if (INTEGERP (relief)) | |
5568 | { | |
5569 | img->relief = XINT (relief); | |
5570 | img->margin += abs (img->relief); | |
5571 | } | |
5572 | ||
5573 | /* Should we apply a Laplace edge-detection algorithm? */ | |
5574 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
5575 | if (img->pixmap && EQ (algorithm, Qlaplace)) | |
5576 | x_laplace (f, img); | |
5577 | ||
5578 | /* Should we built a mask heuristically? */ | |
5579 | heuristic_mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
5580 | if (img->pixmap && !img->mask && !NILP (heuristic_mask)) | |
45158a91 | 5581 | x_build_heuristic_mask (f, img, heuristic_mask); |
333b20bb GM |
5582 | } |
5583 | } | |
5584 | ||
4f7ca1f1 GM |
5585 | /* We're using IMG, so set its timestamp to `now'. */ |
5586 | EMACS_GET_TIME (now); | |
5587 | img->timestamp = EMACS_SECS (now); | |
5588 | ||
333b20bb GM |
5589 | UNGCPRO; |
5590 | ||
5591 | /* Value is the image id. */ | |
5592 | return img->id; | |
5593 | } | |
5594 | ||
5595 | ||
5596 | /* Cache image IMG in the image cache of frame F. */ | |
5597 | ||
5598 | static void | |
5599 | cache_image (f, img) | |
5600 | struct frame *f; | |
5601 | struct image *img; | |
5602 | { | |
5603 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5604 | int i; | |
5605 | ||
5606 | /* Find a free slot in c->images. */ | |
5607 | for (i = 0; i < c->used; ++i) | |
5608 | if (c->images[i] == NULL) | |
5609 | break; | |
5610 | ||
5611 | /* If no free slot found, maybe enlarge c->images. */ | |
5612 | if (i == c->used && c->used == c->size) | |
5613 | { | |
5614 | c->size *= 2; | |
5615 | c->images = (struct image **) xrealloc (c->images, | |
5616 | c->size * sizeof *c->images); | |
5617 | } | |
5618 | ||
5619 | /* Add IMG to c->images, and assign IMG an id. */ | |
5620 | c->images[i] = img; | |
5621 | img->id = i; | |
5622 | if (i == c->used) | |
5623 | ++c->used; | |
5624 | ||
5625 | /* Add IMG to the cache's hash table. */ | |
5626 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5627 | img->next = c->buckets[i]; | |
5628 | if (img->next) | |
5629 | img->next->prev = img; | |
5630 | img->prev = NULL; | |
5631 | c->buckets[i] = img; | |
5632 | } | |
5633 | ||
5634 | ||
5635 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5636 | Lisp Objects in the image cache. */ | |
5637 | ||
5638 | void | |
5639 | forall_images_in_image_cache (f, fn) | |
5640 | struct frame *f; | |
5641 | void (*fn) P_ ((struct image *img)); | |
5642 | { | |
5643 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5644 | { | |
5645 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5646 | if (c) | |
5647 | { | |
5648 | int i; | |
5649 | for (i = 0; i < c->used; ++i) | |
5650 | if (c->images[i]) | |
5651 | fn (c->images[i]); | |
5652 | } | |
5653 | } | |
5654 | } | |
5655 | ||
5656 | ||
5657 | \f | |
5658 | /*********************************************************************** | |
5659 | X support code | |
5660 | ***********************************************************************/ | |
5661 | ||
45158a91 GM |
5662 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5663 | XImage **, Pixmap *)); | |
333b20bb GM |
5664 | static void x_destroy_x_image P_ ((XImage *)); |
5665 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5666 | ||
5667 | ||
5668 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5669 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5670 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5671 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5672 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5673 | |
5674 | static int | |
45158a91 | 5675 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5676 | struct frame *f; |
333b20bb GM |
5677 | int width, height, depth; |
5678 | XImage **ximg; | |
5679 | Pixmap *pixmap; | |
5680 | { | |
5681 | Display *display = FRAME_X_DISPLAY (f); | |
5682 | Screen *screen = FRAME_X_SCREEN (f); | |
5683 | Window window = FRAME_X_WINDOW (f); | |
5684 | ||
5685 | xassert (interrupt_input_blocked); | |
5686 | ||
5687 | if (depth <= 0) | |
5688 | depth = DefaultDepthOfScreen (screen); | |
5689 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5690 | depth, ZPixmap, 0, NULL, width, height, | |
5691 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5692 | if (*ximg == NULL) | |
5693 | { | |
45158a91 | 5694 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5695 | return 0; |
5696 | } | |
5697 | ||
5698 | /* Allocate image raster. */ | |
5699 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
5700 | ||
5701 | /* Allocate a pixmap of the same size. */ | |
5702 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
5703 | if (*pixmap == 0) | |
5704 | { | |
5705 | x_destroy_x_image (*ximg); | |
5706 | *ximg = NULL; | |
45158a91 | 5707 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
5708 | return 0; |
5709 | } | |
5710 | ||
5711 | return 1; | |
5712 | } | |
5713 | ||
5714 | ||
5715 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
5716 | ||
5717 | static void | |
5718 | x_destroy_x_image (ximg) | |
5719 | XImage *ximg; | |
5720 | { | |
5721 | xassert (interrupt_input_blocked); | |
5722 | if (ximg) | |
5723 | { | |
5724 | xfree (ximg->data); | |
5725 | ximg->data = NULL; | |
5726 | XDestroyImage (ximg); | |
5727 | } | |
5728 | } | |
5729 | ||
5730 | ||
5731 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
5732 | are width and height of both the image and pixmap. */ | |
5733 | ||
ea6b19ca | 5734 | static void |
333b20bb GM |
5735 | x_put_x_image (f, ximg, pixmap, width, height) |
5736 | struct frame *f; | |
5737 | XImage *ximg; | |
5738 | Pixmap pixmap; | |
5739 | { | |
5740 | GC gc; | |
5741 | ||
5742 | xassert (interrupt_input_blocked); | |
5743 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
5744 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
5745 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
5746 | } | |
5747 | ||
5748 | ||
5749 | \f | |
5750 | /*********************************************************************** | |
5751 | Searching files | |
5752 | ***********************************************************************/ | |
5753 | ||
5754 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5755 | ||
5756 | /* Find image file FILE. Look in data-directory, then | |
5757 | x-bitmap-file-path. Value is the full name of the file found, or | |
5758 | nil if not found. */ | |
5759 | ||
5760 | static Lisp_Object | |
5761 | x_find_image_file (file) | |
5762 | Lisp_Object file; | |
5763 | { | |
5764 | Lisp_Object file_found, search_path; | |
5765 | struct gcpro gcpro1, gcpro2; | |
5766 | int fd; | |
5767 | ||
5768 | file_found = Qnil; | |
5769 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
5770 | GCPRO2 (file_found, search_path); | |
5771 | ||
5772 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
5773 | fd = openp (search_path, file, "", &file_found, 0); | |
5774 | ||
5775 | if (fd < 0) | |
5776 | file_found = Qnil; | |
5777 | else | |
5778 | close (fd); | |
5779 | ||
5780 | UNGCPRO; | |
5781 | return file_found; | |
5782 | } | |
5783 | ||
5784 | ||
5785 | \f | |
5786 | /*********************************************************************** | |
5787 | XBM images | |
5788 | ***********************************************************************/ | |
5789 | ||
5790 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
5791 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
5792 | Lisp_Object file)); | |
5793 | static int xbm_image_p P_ ((Lisp_Object object)); | |
5794 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
5795 | unsigned char **)); | |
333b20bb GM |
5796 | |
5797 | ||
5798 | /* Indices of image specification fields in xbm_format, below. */ | |
5799 | ||
5800 | enum xbm_keyword_index | |
5801 | { | |
5802 | XBM_TYPE, | |
5803 | XBM_FILE, | |
5804 | XBM_WIDTH, | |
5805 | XBM_HEIGHT, | |
5806 | XBM_DATA, | |
5807 | XBM_FOREGROUND, | |
5808 | XBM_BACKGROUND, | |
5809 | XBM_ASCENT, | |
5810 | XBM_MARGIN, | |
5811 | XBM_RELIEF, | |
5812 | XBM_ALGORITHM, | |
5813 | XBM_HEURISTIC_MASK, | |
5814 | XBM_LAST | |
5815 | }; | |
5816 | ||
5817 | /* Vector of image_keyword structures describing the format | |
5818 | of valid XBM image specifications. */ | |
5819 | ||
5820 | static struct image_keyword xbm_format[XBM_LAST] = | |
5821 | { | |
5822 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5823 | {":file", IMAGE_STRING_VALUE, 0}, | |
5824 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5825 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5826 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
5827 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
5828 | {":background", IMAGE_STRING_VALUE, 0}, | |
5829 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
5830 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5831 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
5832 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
5833 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
5834 | }; | |
5835 | ||
5836 | /* Structure describing the image type XBM. */ | |
5837 | ||
5838 | static struct image_type xbm_type = | |
5839 | { | |
5840 | &Qxbm, | |
5841 | xbm_image_p, | |
5842 | xbm_load, | |
5843 | x_clear_image, | |
5844 | NULL | |
5845 | }; | |
5846 | ||
5847 | /* Tokens returned from xbm_scan. */ | |
5848 | ||
5849 | enum xbm_token | |
5850 | { | |
5851 | XBM_TK_IDENT = 256, | |
5852 | XBM_TK_NUMBER | |
5853 | }; | |
5854 | ||
5855 | ||
5856 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
5857 | A valid specification is a list starting with the symbol `image' | |
5858 | The rest of the list is a property list which must contain an | |
5859 | entry `:type xbm.. | |
5860 | ||
5861 | If the specification specifies a file to load, it must contain | |
5862 | an entry `:file FILENAME' where FILENAME is a string. | |
5863 | ||
5864 | If the specification is for a bitmap loaded from memory it must | |
5865 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
5866 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
5867 | ||
5868 | 1. a string large enough to hold the bitmap data, i.e. it must | |
5869 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
5870 | ||
5871 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
5872 | ||
5873 | 3. a vector of strings or bool-vectors, one for each line of the | |
5874 | bitmap. | |
5875 | ||
5876 | Both the file and data forms may contain the additional entries | |
5877 | `:background COLOR' and `:foreground COLOR'. If not present, | |
5878 | foreground and background of the frame on which the image is | |
5879 | displayed, is used. */ | |
5880 | ||
5881 | static int | |
5882 | xbm_image_p (object) | |
5883 | Lisp_Object object; | |
5884 | { | |
5885 | struct image_keyword kw[XBM_LAST]; | |
5886 | ||
5887 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 5888 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
5889 | return 0; |
5890 | ||
5891 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
5892 | ||
5893 | if (kw[XBM_FILE].count) | |
5894 | { | |
5895 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
5896 | return 0; | |
5897 | } | |
5898 | else | |
5899 | { | |
5900 | Lisp_Object data; | |
5901 | int width, height; | |
5902 | ||
5903 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
5904 | if (!kw[XBM_WIDTH].count | |
5905 | || !kw[XBM_HEIGHT].count | |
5906 | || !kw[XBM_DATA].count) | |
5907 | return 0; | |
5908 | ||
5909 | data = kw[XBM_DATA].value; | |
5910 | width = XFASTINT (kw[XBM_WIDTH].value); | |
5911 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
5912 | ||
5913 | /* Check type of data, and width and height against contents of | |
5914 | data. */ | |
5915 | if (VECTORP (data)) | |
5916 | { | |
5917 | int i; | |
5918 | ||
5919 | /* Number of elements of the vector must be >= height. */ | |
5920 | if (XVECTOR (data)->size < height) | |
5921 | return 0; | |
5922 | ||
5923 | /* Each string or bool-vector in data must be large enough | |
5924 | for one line of the image. */ | |
5925 | for (i = 0; i < height; ++i) | |
5926 | { | |
5927 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
5928 | ||
5929 | if (STRINGP (elt)) | |
5930 | { | |
5931 | if (XSTRING (elt)->size | |
5932 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
5933 | return 0; | |
5934 | } | |
5935 | else if (BOOL_VECTOR_P (elt)) | |
5936 | { | |
5937 | if (XBOOL_VECTOR (elt)->size < width) | |
5938 | return 0; | |
5939 | } | |
5940 | else | |
5941 | return 0; | |
5942 | } | |
5943 | } | |
5944 | else if (STRINGP (data)) | |
5945 | { | |
5946 | if (XSTRING (data)->size | |
5947 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
5948 | return 0; | |
5949 | } | |
5950 | else if (BOOL_VECTOR_P (data)) | |
5951 | { | |
5952 | if (XBOOL_VECTOR (data)->size < width * height) | |
5953 | return 0; | |
5954 | } | |
5955 | else | |
5956 | return 0; | |
5957 | } | |
5958 | ||
5959 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
5960 | if (kw[XBM_ASCENT].count | |
5961 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
5962 | return 0; | |
5963 | ||
5964 | return 1; | |
5965 | } | |
5966 | ||
5967 | ||
5968 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
5969 | either an enumerator from enum xbm_token, or a character for a | |
5970 | single-character token, or 0 at end of file. If scanning an | |
5971 | identifier, store the lexeme of the identifier in SVAL. If | |
5972 | scanning a number, store its value in *IVAL. */ | |
5973 | ||
5974 | static int | |
5975 | xbm_scan (fp, sval, ival) | |
5976 | FILE *fp; | |
5977 | char *sval; | |
5978 | int *ival; | |
5979 | { | |
5980 | int c; | |
5981 | ||
5982 | /* Skip white space. */ | |
5983 | while ((c = fgetc (fp)) != EOF && isspace (c)) | |
5984 | ; | |
5985 | ||
5986 | if (c == EOF) | |
5987 | c = 0; | |
5988 | else if (isdigit (c)) | |
5989 | { | |
5990 | int value = 0, digit; | |
5991 | ||
5992 | if (c == '0') | |
5993 | { | |
5994 | c = fgetc (fp); | |
5995 | if (c == 'x' || c == 'X') | |
5996 | { | |
5997 | while ((c = fgetc (fp)) != EOF) | |
5998 | { | |
5999 | if (isdigit (c)) | |
6000 | digit = c - '0'; | |
6001 | else if (c >= 'a' && c <= 'f') | |
6002 | digit = c - 'a' + 10; | |
6003 | else if (c >= 'A' && c <= 'F') | |
6004 | digit = c - 'A' + 10; | |
6005 | else | |
6006 | break; | |
6007 | value = 16 * value + digit; | |
6008 | } | |
6009 | } | |
6010 | else if (isdigit (c)) | |
6011 | { | |
6012 | value = c - '0'; | |
6013 | while ((c = fgetc (fp)) != EOF | |
6014 | && isdigit (c)) | |
6015 | value = 8 * value + c - '0'; | |
6016 | } | |
6017 | } | |
6018 | else | |
6019 | { | |
6020 | value = c - '0'; | |
6021 | while ((c = fgetc (fp)) != EOF | |
6022 | && isdigit (c)) | |
6023 | value = 10 * value + c - '0'; | |
6024 | } | |
6025 | ||
6026 | if (c != EOF) | |
6027 | ungetc (c, fp); | |
6028 | *ival = value; | |
6029 | c = XBM_TK_NUMBER; | |
6030 | } | |
6031 | else if (isalpha (c) || c == '_') | |
6032 | { | |
6033 | *sval++ = c; | |
6034 | while ((c = fgetc (fp)) != EOF | |
6035 | && (isalnum (c) || c == '_')) | |
6036 | *sval++ = c; | |
6037 | *sval = 0; | |
6038 | if (c != EOF) | |
6039 | ungetc (c, fp); | |
6040 | c = XBM_TK_IDENT; | |
6041 | } | |
6042 | ||
6043 | return c; | |
6044 | } | |
6045 | ||
6046 | ||
6047 | /* Replacement for XReadBitmapFileData which isn't available under old | |
6048 | X versions. FILE is the name of the bitmap file to read. Set | |
6049 | *WIDTH and *HEIGHT to the width and height of the image. Return in | |
6050 | *DATA the bitmap data allocated with xmalloc. Value is non-zero if | |
6051 | successful. */ | |
6052 | ||
6053 | static int | |
6054 | xbm_read_bitmap_file_data (file, width, height, data) | |
6055 | char *file; | |
6056 | int *width, *height; | |
6057 | unsigned char **data; | |
6058 | { | |
6059 | FILE *fp; | |
6060 | char buffer[BUFSIZ]; | |
6061 | int padding_p = 0; | |
6062 | int v10 = 0; | |
6063 | int bytes_per_line, i, nbytes; | |
6064 | unsigned char *p; | |
6065 | int value; | |
6066 | int LA1; | |
6067 | ||
6068 | #define match() \ | |
6069 | LA1 = xbm_scan (fp, buffer, &value) | |
6070 | ||
6071 | #define expect(TOKEN) \ | |
6072 | if (LA1 != (TOKEN)) \ | |
6073 | goto failure; \ | |
6074 | else \ | |
6075 | match () | |
6076 | ||
6077 | #define expect_ident(IDENT) \ | |
6078 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6079 | match (); \ | |
6080 | else \ | |
6081 | goto failure | |
6082 | ||
6083 | fp = fopen (file, "r"); | |
6084 | if (fp == NULL) | |
6085 | return 0; | |
6086 | ||
6087 | *width = *height = -1; | |
6088 | *data = NULL; | |
6089 | LA1 = xbm_scan (fp, buffer, &value); | |
6090 | ||
6091 | /* Parse defines for width, height and hot-spots. */ | |
6092 | while (LA1 == '#') | |
6093 | { | |
333b20bb GM |
6094 | match (); |
6095 | expect_ident ("define"); | |
6096 | expect (XBM_TK_IDENT); | |
6097 | ||
6098 | if (LA1 == XBM_TK_NUMBER); | |
6099 | { | |
6100 | char *p = strrchr (buffer, '_'); | |
6101 | p = p ? p + 1 : buffer; | |
6102 | if (strcmp (p, "width") == 0) | |
6103 | *width = value; | |
6104 | else if (strcmp (p, "height") == 0) | |
6105 | *height = value; | |
6106 | } | |
6107 | expect (XBM_TK_NUMBER); | |
6108 | } | |
6109 | ||
6110 | if (*width < 0 || *height < 0) | |
6111 | goto failure; | |
6112 | ||
6113 | /* Parse bits. Must start with `static'. */ | |
6114 | expect_ident ("static"); | |
6115 | if (LA1 == XBM_TK_IDENT) | |
6116 | { | |
6117 | if (strcmp (buffer, "unsigned") == 0) | |
6118 | { | |
6119 | match (); | |
6120 | expect_ident ("char"); | |
6121 | } | |
6122 | else if (strcmp (buffer, "short") == 0) | |
6123 | { | |
6124 | match (); | |
6125 | v10 = 1; | |
6126 | if (*width % 16 && *width % 16 < 9) | |
6127 | padding_p = 1; | |
6128 | } | |
6129 | else if (strcmp (buffer, "char") == 0) | |
6130 | match (); | |
6131 | else | |
6132 | goto failure; | |
6133 | } | |
6134 | else | |
6135 | goto failure; | |
6136 | ||
6137 | expect (XBM_TK_IDENT); | |
6138 | expect ('['); | |
6139 | expect (']'); | |
6140 | expect ('='); | |
6141 | expect ('{'); | |
6142 | ||
6143 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6144 | nbytes = bytes_per_line * *height; | |
6145 | p = *data = (char *) xmalloc (nbytes); | |
6146 | ||
6147 | if (v10) | |
6148 | { | |
6149 | ||
6150 | for (i = 0; i < nbytes; i += 2) | |
6151 | { | |
6152 | int val = value; | |
6153 | expect (XBM_TK_NUMBER); | |
6154 | ||
6155 | *p++ = val; | |
6156 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6157 | *p++ = value >> 8; | |
6158 | ||
6159 | if (LA1 == ',' || LA1 == '}') | |
6160 | match (); | |
6161 | else | |
6162 | goto failure; | |
6163 | } | |
6164 | } | |
6165 | else | |
6166 | { | |
6167 | for (i = 0; i < nbytes; ++i) | |
6168 | { | |
6169 | int val = value; | |
6170 | expect (XBM_TK_NUMBER); | |
6171 | ||
6172 | *p++ = val; | |
6173 | ||
6174 | if (LA1 == ',' || LA1 == '}') | |
6175 | match (); | |
6176 | else | |
6177 | goto failure; | |
6178 | } | |
6179 | } | |
6180 | ||
6181 | fclose (fp); | |
6182 | return 1; | |
6183 | ||
6184 | failure: | |
6185 | ||
6186 | fclose (fp); | |
6187 | if (*data) | |
6188 | { | |
6189 | xfree (*data); | |
6190 | *data = NULL; | |
6191 | } | |
6192 | return 0; | |
6193 | ||
6194 | #undef match | |
6195 | #undef expect | |
6196 | #undef expect_ident | |
6197 | } | |
6198 | ||
6199 | ||
6200 | /* Load XBM image IMG which will be displayed on frame F from file | |
6201 | SPECIFIED_FILE. Value is non-zero if successful. */ | |
6202 | ||
6203 | static int | |
6204 | xbm_load_image_from_file (f, img, specified_file) | |
6205 | struct frame *f; | |
6206 | struct image *img; | |
6207 | Lisp_Object specified_file; | |
6208 | { | |
6209 | int rc; | |
6210 | unsigned char *data; | |
6211 | int success_p = 0; | |
6212 | Lisp_Object file; | |
6213 | struct gcpro gcpro1; | |
6214 | ||
6215 | xassert (STRINGP (specified_file)); | |
6216 | file = Qnil; | |
6217 | GCPRO1 (file); | |
6218 | ||
6219 | file = x_find_image_file (specified_file); | |
6220 | if (!STRINGP (file)) | |
6221 | { | |
45158a91 | 6222 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
6223 | UNGCPRO; |
6224 | return 0; | |
6225 | } | |
6226 | ||
6227 | rc = xbm_read_bitmap_file_data (XSTRING (file)->data, &img->width, | |
6228 | &img->height, &data); | |
6229 | if (rc) | |
6230 | { | |
6231 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6232 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6233 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6234 | Lisp_Object value; | |
6235 | ||
6236 | xassert (img->width > 0 && img->height > 0); | |
6237 | ||
6238 | /* Get foreground and background colors, maybe allocate colors. */ | |
6239 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6240 | if (!NILP (value)) | |
6241 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6242 | ||
6243 | value = image_spec_value (img->spec, QCbackground, NULL); | |
6244 | if (!NILP (value)) | |
6245 | background = x_alloc_image_color (f, img, value, background); | |
6246 | ||
6247 | BLOCK_INPUT; | |
6248 | img->pixmap | |
6249 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6250 | FRAME_X_WINDOW (f), | |
6251 | data, | |
6252 | img->width, img->height, | |
6253 | foreground, background, | |
6254 | depth); | |
6255 | xfree (data); | |
6256 | ||
6257 | if (img->pixmap == 0) | |
6258 | { | |
6259 | x_clear_image (f, img); | |
6260 | image_error ("Unable to create X pixmap for `%s'", file, Qnil); | |
6261 | } | |
6262 | else | |
6263 | success_p = 1; | |
6264 | ||
6265 | UNBLOCK_INPUT; | |
6266 | } | |
6267 | else | |
45158a91 | 6268 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb GM |
6269 | |
6270 | UNGCPRO; | |
6271 | return success_p; | |
6272 | } | |
6273 | ||
6274 | ||
6275 | /* Fill image IMG which is used on frame F with pixmap data. Value is | |
6276 | non-zero if successful. */ | |
6277 | ||
6278 | static int | |
6279 | xbm_load (f, img) | |
6280 | struct frame *f; | |
6281 | struct image *img; | |
6282 | { | |
6283 | int success_p = 0; | |
6284 | Lisp_Object file_name; | |
6285 | ||
6286 | xassert (xbm_image_p (img->spec)); | |
6287 | ||
6288 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6289 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6290 | if (STRINGP (file_name)) | |
6291 | success_p = xbm_load_image_from_file (f, img, file_name); | |
6292 | else | |
6293 | { | |
6294 | struct image_keyword fmt[XBM_LAST]; | |
6295 | Lisp_Object data; | |
6296 | int depth; | |
6297 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6298 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6299 | char *bits; | |
6300 | int parsed_p; | |
6301 | ||
6302 | /* Parse the list specification. */ | |
6303 | bcopy (xbm_format, fmt, sizeof fmt); | |
bfd2209f | 6304 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6305 | xassert (parsed_p); |
6306 | ||
6307 | /* Get specified width, and height. */ | |
6308 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6309 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6310 | xassert (img->width > 0 && img->height > 0); | |
6311 | ||
6312 | BLOCK_INPUT; | |
6313 | ||
6314 | if (fmt[XBM_ASCENT].count) | |
6315 | img->ascent = XFASTINT (fmt[XBM_ASCENT].value); | |
6316 | ||
6317 | /* Get foreground and background colors, maybe allocate colors. */ | |
6318 | if (fmt[XBM_FOREGROUND].count) | |
6319 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
6320 | foreground); | |
6321 | if (fmt[XBM_BACKGROUND].count) | |
6322 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
6323 | background); | |
6324 | ||
6325 | /* Set bits to the bitmap image data. */ | |
6326 | data = fmt[XBM_DATA].value; | |
6327 | if (VECTORP (data)) | |
6328 | { | |
6329 | int i; | |
6330 | char *p; | |
6331 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
6332 | ||
6333 | p = bits = (char *) alloca (nbytes * img->height); | |
6334 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6335 | { | |
6336 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
6337 | if (STRINGP (line)) | |
6338 | bcopy (XSTRING (line)->data, p, nbytes); | |
6339 | else | |
6340 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
6341 | } | |
6342 | } | |
6343 | else if (STRINGP (data)) | |
6344 | bits = XSTRING (data)->data; | |
6345 | else | |
6346 | bits = XBOOL_VECTOR (data)->data; | |
6347 | ||
6348 | /* Create the pixmap. */ | |
6349 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6350 | img->pixmap | |
6351 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6352 | FRAME_X_WINDOW (f), | |
6353 | bits, | |
6354 | img->width, img->height, | |
6355 | foreground, background, | |
6356 | depth); | |
6357 | if (img->pixmap) | |
6358 | success_p = 1; | |
6359 | else | |
6360 | { | |
45158a91 GM |
6361 | image_error ("Unable to create pixmap for XBM image `%s'", |
6362 | img->spec, Qnil); | |
333b20bb GM |
6363 | x_clear_image (f, img); |
6364 | } | |
6365 | ||
6366 | UNBLOCK_INPUT; | |
6367 | } | |
6368 | ||
6369 | return success_p; | |
6370 | } | |
6371 | ||
6372 | ||
6373 | \f | |
6374 | /*********************************************************************** | |
6375 | XPM images | |
6376 | ***********************************************************************/ | |
6377 | ||
6378 | #if HAVE_XPM | |
6379 | ||
6380 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6381 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6382 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6383 | ||
6384 | #include "X11/xpm.h" | |
6385 | ||
6386 | /* The symbol `xpm' identifying XPM-format images. */ | |
6387 | ||
6388 | Lisp_Object Qxpm; | |
6389 | ||
6390 | /* Indices of image specification fields in xpm_format, below. */ | |
6391 | ||
6392 | enum xpm_keyword_index | |
6393 | { | |
6394 | XPM_TYPE, | |
6395 | XPM_FILE, | |
6396 | XPM_DATA, | |
6397 | XPM_ASCENT, | |
6398 | XPM_MARGIN, | |
6399 | XPM_RELIEF, | |
6400 | XPM_ALGORITHM, | |
6401 | XPM_HEURISTIC_MASK, | |
6402 | XPM_COLOR_SYMBOLS, | |
6403 | XPM_LAST | |
6404 | }; | |
6405 | ||
6406 | /* Vector of image_keyword structures describing the format | |
6407 | of valid XPM image specifications. */ | |
6408 | ||
6409 | static struct image_keyword xpm_format[XPM_LAST] = | |
6410 | { | |
6411 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6412 | {":file", IMAGE_STRING_VALUE, 0}, | |
6413 | {":data", IMAGE_STRING_VALUE, 0}, | |
6414 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
6415 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6416 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6417 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6418 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6419 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6420 | }; | |
6421 | ||
6422 | /* Structure describing the image type XBM. */ | |
6423 | ||
6424 | static struct image_type xpm_type = | |
6425 | { | |
6426 | &Qxpm, | |
6427 | xpm_image_p, | |
6428 | xpm_load, | |
6429 | x_clear_image, | |
6430 | NULL | |
6431 | }; | |
6432 | ||
6433 | ||
6434 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
6435 | for XPM images. Such a list must consist of conses whose car and | |
6436 | cdr are strings. */ | |
6437 | ||
6438 | static int | |
6439 | xpm_valid_color_symbols_p (color_symbols) | |
6440 | Lisp_Object color_symbols; | |
6441 | { | |
6442 | while (CONSP (color_symbols)) | |
6443 | { | |
6444 | Lisp_Object sym = XCAR (color_symbols); | |
6445 | if (!CONSP (sym) | |
6446 | || !STRINGP (XCAR (sym)) | |
6447 | || !STRINGP (XCDR (sym))) | |
6448 | break; | |
6449 | color_symbols = XCDR (color_symbols); | |
6450 | } | |
6451 | ||
6452 | return NILP (color_symbols); | |
6453 | } | |
6454 | ||
6455 | ||
6456 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
6457 | ||
6458 | static int | |
6459 | xpm_image_p (object) | |
6460 | Lisp_Object object; | |
6461 | { | |
6462 | struct image_keyword fmt[XPM_LAST]; | |
6463 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 6464 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
6465 | /* Either `:file' or `:data' must be present. */ |
6466 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
6467 | /* Either no `:color-symbols' or it's a list of conses | |
6468 | whose car and cdr are strings. */ | |
6469 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
6470 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
6471 | && (fmt[XPM_ASCENT].count == 0 | |
6472 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
6473 | } | |
6474 | ||
6475 | ||
6476 | /* Load image IMG which will be displayed on frame F. Value is | |
6477 | non-zero if successful. */ | |
6478 | ||
6479 | static int | |
6480 | xpm_load (f, img) | |
6481 | struct frame *f; | |
6482 | struct image *img; | |
6483 | { | |
6484 | int rc, i; | |
6485 | XpmAttributes attrs; | |
6486 | Lisp_Object specified_file, color_symbols; | |
6487 | ||
6488 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
6489 | close colors. Return colors allocated. */ | |
6490 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
6491 | attrs.visual = FRAME_X_VISUAL (f); |
6492 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 6493 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 6494 | attrs.valuemask |= XpmColormap; |
333b20bb | 6495 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 6496 | #ifdef XpmAllocCloseColors |
333b20bb GM |
6497 | attrs.alloc_close_colors = 1; |
6498 | attrs.valuemask |= XpmAllocCloseColors; | |
e4c082be RS |
6499 | #else |
6500 | attrs.closeness = 600; | |
6501 | attrs.valuemask |= XpmCloseness; | |
6502 | #endif | |
333b20bb GM |
6503 | |
6504 | /* If image specification contains symbolic color definitions, add | |
6505 | these to `attrs'. */ | |
6506 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
6507 | if (CONSP (color_symbols)) | |
6508 | { | |
6509 | Lisp_Object tail; | |
6510 | XpmColorSymbol *xpm_syms; | |
6511 | int i, size; | |
6512 | ||
6513 | attrs.valuemask |= XpmColorSymbols; | |
6514 | ||
6515 | /* Count number of symbols. */ | |
6516 | attrs.numsymbols = 0; | |
6517 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
6518 | ++attrs.numsymbols; | |
6519 | ||
6520 | /* Allocate an XpmColorSymbol array. */ | |
6521 | size = attrs.numsymbols * sizeof *xpm_syms; | |
6522 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
6523 | bzero (xpm_syms, size); | |
6524 | attrs.colorsymbols = xpm_syms; | |
6525 | ||
6526 | /* Fill the color symbol array. */ | |
6527 | for (tail = color_symbols, i = 0; | |
6528 | CONSP (tail); | |
6529 | ++i, tail = XCDR (tail)) | |
6530 | { | |
6531 | Lisp_Object name = XCAR (XCAR (tail)); | |
6532 | Lisp_Object color = XCDR (XCAR (tail)); | |
6533 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
6534 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
6535 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
6536 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
6537 | } | |
6538 | } | |
6539 | ||
6540 | /* Create a pixmap for the image, either from a file, or from a | |
6541 | string buffer containing data in the same format as an XPM file. */ | |
6542 | BLOCK_INPUT; | |
6543 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
6544 | if (STRINGP (specified_file)) | |
6545 | { | |
6546 | Lisp_Object file = x_find_image_file (specified_file); | |
6547 | if (!STRINGP (file)) | |
6548 | { | |
45158a91 | 6549 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
209061be | 6550 | UNBLOCK_INPUT; |
333b20bb GM |
6551 | return 0; |
6552 | } | |
6553 | ||
6554 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
6555 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
6556 | &attrs); | |
6557 | } | |
6558 | else | |
6559 | { | |
6560 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
6561 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
6562 | XSTRING (buffer)->data, | |
6563 | &img->pixmap, &img->mask, | |
6564 | &attrs); | |
6565 | } | |
6566 | UNBLOCK_INPUT; | |
6567 | ||
6568 | if (rc == XpmSuccess) | |
6569 | { | |
6570 | /* Remember allocated colors. */ | |
6571 | img->ncolors = attrs.nalloc_pixels; | |
6572 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
6573 | * sizeof *img->colors); | |
6574 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
6575 | img->colors[i] = attrs.alloc_pixels[i]; | |
6576 | ||
6577 | img->width = attrs.width; | |
6578 | img->height = attrs.height; | |
6579 | xassert (img->width > 0 && img->height > 0); | |
6580 | ||
6581 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
6582 | BLOCK_INPUT; | |
6583 | XpmFreeAttributes (&attrs); | |
6584 | UNBLOCK_INPUT; | |
6585 | } | |
6586 | else | |
6587 | { | |
6588 | switch (rc) | |
6589 | { | |
6590 | case XpmOpenFailed: | |
6591 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
6592 | break; | |
6593 | ||
6594 | case XpmFileInvalid: | |
6595 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
6596 | break; | |
6597 | ||
6598 | case XpmNoMemory: | |
6599 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
6600 | break; | |
6601 | ||
6602 | case XpmColorFailed: | |
6603 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
6604 | break; | |
6605 | ||
6606 | default: | |
6607 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
6608 | break; | |
6609 | } | |
6610 | } | |
6611 | ||
6612 | return rc == XpmSuccess; | |
6613 | } | |
6614 | ||
6615 | #endif /* HAVE_XPM != 0 */ | |
6616 | ||
6617 | \f | |
6618 | /*********************************************************************** | |
6619 | Color table | |
6620 | ***********************************************************************/ | |
6621 | ||
6622 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
6623 | ||
6624 | struct ct_color | |
6625 | { | |
6626 | int r, g, b; | |
6627 | unsigned long pixel; | |
6628 | ||
6629 | /* Next in color table collision list. */ | |
6630 | struct ct_color *next; | |
6631 | }; | |
6632 | ||
6633 | /* The bucket vector size to use. Must be prime. */ | |
6634 | ||
6635 | #define CT_SIZE 101 | |
6636 | ||
6637 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
6638 | ||
6639 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
6640 | ||
6641 | /* The color hash table. */ | |
6642 | ||
6643 | struct ct_color **ct_table; | |
6644 | ||
6645 | /* Number of entries in the color table. */ | |
6646 | ||
6647 | int ct_colors_allocated; | |
6648 | ||
6649 | /* Function prototypes. */ | |
6650 | ||
6651 | static void init_color_table P_ ((void)); | |
6652 | static void free_color_table P_ ((void)); | |
6653 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
6654 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
6655 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
6656 | ||
6657 | ||
6658 | /* Initialize the color table. */ | |
6659 | ||
6660 | static void | |
6661 | init_color_table () | |
6662 | { | |
6663 | int size = CT_SIZE * sizeof (*ct_table); | |
6664 | ct_table = (struct ct_color **) xmalloc (size); | |
6665 | bzero (ct_table, size); | |
6666 | ct_colors_allocated = 0; | |
6667 | } | |
6668 | ||
6669 | ||
6670 | /* Free memory associated with the color table. */ | |
6671 | ||
6672 | static void | |
6673 | free_color_table () | |
6674 | { | |
6675 | int i; | |
6676 | struct ct_color *p, *next; | |
6677 | ||
6678 | for (i = 0; i < CT_SIZE; ++i) | |
6679 | for (p = ct_table[i]; p; p = next) | |
6680 | { | |
6681 | next = p->next; | |
6682 | xfree (p); | |
6683 | } | |
6684 | ||
6685 | xfree (ct_table); | |
6686 | ct_table = NULL; | |
6687 | } | |
6688 | ||
6689 | ||
6690 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
6691 | entry for that color already is in the color table, return the | |
6692 | pixel color of that entry. Otherwise, allocate a new color for R, | |
6693 | G, B, and make an entry in the color table. */ | |
6694 | ||
6695 | static unsigned long | |
6696 | lookup_rgb_color (f, r, g, b) | |
6697 | struct frame *f; | |
6698 | int r, g, b; | |
6699 | { | |
6700 | unsigned hash = CT_HASH_RGB (r, g, b); | |
6701 | int i = hash % CT_SIZE; | |
6702 | struct ct_color *p; | |
6703 | ||
6704 | for (p = ct_table[i]; p; p = p->next) | |
6705 | if (p->r == r && p->g == g && p->b == b) | |
6706 | break; | |
6707 | ||
6708 | if (p == NULL) | |
6709 | { | |
6710 | XColor color; | |
6711 | Colormap cmap; | |
6712 | int rc; | |
6713 | ||
6714 | color.red = r; | |
6715 | color.green = g; | |
6716 | color.blue = b; | |
6717 | ||
6718 | BLOCK_INPUT; | |
9b2956e2 | 6719 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 6720 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6721 | UNBLOCK_INPUT; |
6722 | ||
6723 | if (rc) | |
6724 | { | |
6725 | ++ct_colors_allocated; | |
6726 | ||
6727 | p = (struct ct_color *) xmalloc (sizeof *p); | |
6728 | p->r = r; | |
6729 | p->g = g; | |
6730 | p->b = b; | |
6731 | p->pixel = color.pixel; | |
6732 | p->next = ct_table[i]; | |
6733 | ct_table[i] = p; | |
6734 | } | |
6735 | else | |
6736 | return FRAME_FOREGROUND_PIXEL (f); | |
6737 | } | |
6738 | ||
6739 | return p->pixel; | |
6740 | } | |
6741 | ||
6742 | ||
6743 | /* Look up pixel color PIXEL which is used on frame F in the color | |
6744 | table. If not already present, allocate it. Value is PIXEL. */ | |
6745 | ||
6746 | static unsigned long | |
6747 | lookup_pixel_color (f, pixel) | |
6748 | struct frame *f; | |
6749 | unsigned long pixel; | |
6750 | { | |
6751 | int i = pixel % CT_SIZE; | |
6752 | struct ct_color *p; | |
6753 | ||
6754 | for (p = ct_table[i]; p; p = p->next) | |
6755 | if (p->pixel == pixel) | |
6756 | break; | |
6757 | ||
6758 | if (p == NULL) | |
6759 | { | |
6760 | XColor color; | |
6761 | Colormap cmap; | |
6762 | int rc; | |
6763 | ||
6764 | BLOCK_INPUT; | |
6765 | ||
9b2956e2 | 6766 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
6767 | color.pixel = pixel; |
6768 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
d62c8769 | 6769 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6770 | UNBLOCK_INPUT; |
6771 | ||
6772 | if (rc) | |
6773 | { | |
6774 | ++ct_colors_allocated; | |
6775 | ||
6776 | p = (struct ct_color *) xmalloc (sizeof *p); | |
6777 | p->r = color.red; | |
6778 | p->g = color.green; | |
6779 | p->b = color.blue; | |
6780 | p->pixel = pixel; | |
6781 | p->next = ct_table[i]; | |
6782 | ct_table[i] = p; | |
6783 | } | |
6784 | else | |
6785 | return FRAME_FOREGROUND_PIXEL (f); | |
6786 | } | |
6787 | ||
6788 | return p->pixel; | |
6789 | } | |
6790 | ||
6791 | ||
6792 | /* Value is a vector of all pixel colors contained in the color table, | |
6793 | allocated via xmalloc. Set *N to the number of colors. */ | |
6794 | ||
6795 | static unsigned long * | |
6796 | colors_in_color_table (n) | |
6797 | int *n; | |
6798 | { | |
6799 | int i, j; | |
6800 | struct ct_color *p; | |
6801 | unsigned long *colors; | |
6802 | ||
6803 | if (ct_colors_allocated == 0) | |
6804 | { | |
6805 | *n = 0; | |
6806 | colors = NULL; | |
6807 | } | |
6808 | else | |
6809 | { | |
6810 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
6811 | * sizeof *colors); | |
6812 | *n = ct_colors_allocated; | |
6813 | ||
6814 | for (i = j = 0; i < CT_SIZE; ++i) | |
6815 | for (p = ct_table[i]; p; p = p->next) | |
6816 | colors[j++] = p->pixel; | |
6817 | } | |
6818 | ||
6819 | return colors; | |
6820 | } | |
6821 | ||
6822 | ||
6823 | \f | |
6824 | /*********************************************************************** | |
6825 | Algorithms | |
6826 | ***********************************************************************/ | |
6827 | ||
6828 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
6829 | int, XImage *, int)); | |
6830 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
6831 | XColor *, int, XImage *, int)); | |
6832 | ||
6833 | ||
6834 | /* Fill COLORS with RGB colors from row Y of image XIMG. F is the | |
6835 | frame we operate on, CMAP is the color-map in effect, and WIDTH is | |
6836 | the width of one row in the image. */ | |
6837 | ||
6838 | static void | |
6839 | x_laplace_read_row (f, cmap, colors, width, ximg, y) | |
6840 | struct frame *f; | |
6841 | Colormap cmap; | |
6842 | XColor *colors; | |
6843 | int width; | |
6844 | XImage *ximg; | |
6845 | int y; | |
6846 | { | |
6847 | int x; | |
6848 | ||
6849 | for (x = 0; x < width; ++x) | |
6850 | colors[x].pixel = XGetPixel (ximg, x, y); | |
6851 | ||
6852 | XQueryColors (FRAME_X_DISPLAY (f), cmap, colors, width); | |
6853 | } | |
6854 | ||
6855 | ||
6856 | /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs | |
6857 | containing the pixel colors to write. F is the frame we are | |
6858 | working on. */ | |
6859 | ||
6860 | static void | |
6861 | x_laplace_write_row (f, pixels, width, ximg, y) | |
6862 | struct frame *f; | |
6863 | long *pixels; | |
6864 | int width; | |
6865 | XImage *ximg; | |
6866 | int y; | |
6867 | { | |
6868 | int x; | |
6869 | ||
6870 | for (x = 0; x < width; ++x) | |
6871 | XPutPixel (ximg, x, y, pixels[x]); | |
6872 | } | |
6873 | ||
6874 | ||
6875 | /* Transform image IMG which is used on frame F with a Laplace | |
6876 | edge-detection algorithm. The result is an image that can be used | |
6877 | to draw disabled buttons, for example. */ | |
6878 | ||
6879 | static void | |
6880 | x_laplace (f, img) | |
6881 | struct frame *f; | |
6882 | struct image *img; | |
6883 | { | |
9b2956e2 | 6884 | Colormap cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
6885 | XImage *ximg, *oimg; |
6886 | XColor *in[3]; | |
6887 | long *out; | |
6888 | Pixmap pixmap; | |
6889 | int x, y, i; | |
6890 | long pixel; | |
6891 | int in_y, out_y, rc; | |
6892 | int mv2 = 45000; | |
6893 | ||
6894 | BLOCK_INPUT; | |
6895 | ||
6896 | /* Get the X image IMG->pixmap. */ | |
6897 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6898 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6899 | ||
6900 | /* Allocate 3 input rows, and one output row of colors. */ | |
6901 | for (i = 0; i < 3; ++i) | |
6902 | in[i] = (XColor *) alloca (img->width * sizeof (XColor)); | |
6903 | out = (long *) alloca (img->width * sizeof (long)); | |
6904 | ||
6905 | /* Create an X image for output. */ | |
45158a91 | 6906 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
333b20bb GM |
6907 | &oimg, &pixmap); |
6908 | ||
6909 | /* Fill first two rows. */ | |
6910 | x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); | |
6911 | x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); | |
6912 | in_y = 2; | |
6913 | ||
6914 | /* Write first row, all zeros. */ | |
6915 | init_color_table (); | |
6916 | pixel = lookup_rgb_color (f, 0, 0, 0); | |
6917 | for (x = 0; x < img->width; ++x) | |
6918 | out[x] = pixel; | |
6919 | x_laplace_write_row (f, out, img->width, oimg, 0); | |
6920 | out_y = 1; | |
6921 | ||
6922 | for (y = 2; y < img->height; ++y) | |
6923 | { | |
6924 | int rowa = y % 3; | |
6925 | int rowb = (y + 2) % 3; | |
6926 | ||
6927 | x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); | |
6928 | ||
6929 | for (x = 0; x < img->width - 2; ++x) | |
6930 | { | |
6931 | int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; | |
6932 | int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; | |
6933 | int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; | |
6934 | ||
6935 | out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, | |
6936 | b & 0xffff); | |
6937 | } | |
6938 | ||
6939 | x_laplace_write_row (f, out, img->width, oimg, out_y++); | |
6940 | } | |
6941 | ||
6942 | /* Write last line, all zeros. */ | |
6943 | for (x = 0; x < img->width; ++x) | |
6944 | out[x] = pixel; | |
6945 | x_laplace_write_row (f, out, img->width, oimg, out_y); | |
6946 | ||
6947 | /* Free the input image, and free resources of IMG. */ | |
6948 | XDestroyImage (ximg); | |
6949 | x_clear_image (f, img); | |
6950 | ||
6951 | /* Put the output image into pixmap, and destroy it. */ | |
6952 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
6953 | x_destroy_x_image (oimg); | |
6954 | ||
6955 | /* Remember new pixmap and colors in IMG. */ | |
6956 | img->pixmap = pixmap; | |
6957 | img->colors = colors_in_color_table (&img->ncolors); | |
6958 | free_color_table (); | |
6959 | ||
6960 | UNBLOCK_INPUT; | |
6961 | } | |
6962 | ||
6963 | ||
6964 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
6965 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
6966 | determine the background color of IMG. If it is a list '(R G B)', |
6967 | with R, G, and B being integers >= 0, take that as the color of the | |
6968 | background. Otherwise, determine the background color of IMG | |
6969 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
6970 | |
6971 | static int | |
45158a91 | 6972 | x_build_heuristic_mask (f, img, how) |
333b20bb | 6973 | struct frame *f; |
333b20bb GM |
6974 | struct image *img; |
6975 | Lisp_Object how; | |
6976 | { | |
6977 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 6978 | XImage *ximg, *mask_img; |
fcf431dc | 6979 | int x, y, rc, look_at_corners_p; |
333b20bb GM |
6980 | unsigned long bg; |
6981 | ||
6982 | BLOCK_INPUT; | |
6983 | ||
6984 | /* Create an image and pixmap serving as mask. */ | |
45158a91 | 6985 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
6986 | &mask_img, &img->mask); |
6987 | if (!rc) | |
6988 | { | |
6989 | UNBLOCK_INPUT; | |
6990 | return 0; | |
6991 | } | |
6992 | ||
6993 | /* Get the X image of IMG->pixmap. */ | |
6994 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
6995 | ~0, ZPixmap); | |
6996 | ||
fcf431dc GM |
6997 | /* Determine the background color of ximg. If HOW is `(R G B)' |
6998 | take that as color. Otherwise, try to determine the color | |
6999 | heuristically. */ | |
7000 | look_at_corners_p = 1; | |
7001 | ||
7002 | if (CONSP (how)) | |
7003 | { | |
7004 | int rgb[3], i = 0; | |
7005 | ||
7006 | while (i < 3 | |
7007 | && CONSP (how) | |
7008 | && NATNUMP (XCAR (how))) | |
7009 | { | |
7010 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7011 | how = XCDR (how); | |
7012 | } | |
7013 | ||
7014 | if (i == 3 && NILP (how)) | |
7015 | { | |
7016 | char color_name[30]; | |
7017 | XColor exact, color; | |
7018 | Colormap cmap; | |
7019 | ||
7020 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
7021 | ||
9b2956e2 | 7022 | cmap = FRAME_X_COLORMAP (f); |
fcf431dc GM |
7023 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) |
7024 | { | |
7025 | bg = color.pixel; | |
7026 | look_at_corners_p = 0; | |
7027 | } | |
7028 | } | |
7029 | } | |
7030 | ||
7031 | if (look_at_corners_p) | |
333b20bb GM |
7032 | { |
7033 | unsigned long corners[4]; | |
7034 | int i, best_count; | |
7035 | ||
7036 | /* Get the colors at the corners of ximg. */ | |
7037 | corners[0] = XGetPixel (ximg, 0, 0); | |
7038 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
7039 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
7040 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
7041 | ||
7042 | /* Choose the most frequently found color as background. */ | |
7043 | for (i = best_count = 0; i < 4; ++i) | |
7044 | { | |
7045 | int j, n; | |
7046 | ||
7047 | for (j = n = 0; j < 4; ++j) | |
7048 | if (corners[i] == corners[j]) | |
7049 | ++n; | |
7050 | ||
7051 | if (n > best_count) | |
7052 | bg = corners[i], best_count = n; | |
7053 | } | |
7054 | } | |
7055 | ||
7056 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7057 | from the background color bg. */ | |
7058 | for (y = 0; y < img->height; ++y) | |
7059 | for (x = 0; x < img->width; ++x) | |
7060 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7061 | ||
7062 | /* Put mask_img into img->mask. */ | |
7063 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7064 | x_destroy_x_image (mask_img); | |
7065 | XDestroyImage (ximg); | |
7066 | ||
7067 | UNBLOCK_INPUT; | |
7068 | return 1; | |
7069 | } | |
7070 | ||
7071 | ||
7072 | \f | |
7073 | /*********************************************************************** | |
7074 | PBM (mono, gray, color) | |
7075 | ***********************************************************************/ | |
7076 | ||
7077 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7078 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7079 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7080 | |
7081 | /* The symbol `pbm' identifying images of this type. */ | |
7082 | ||
7083 | Lisp_Object Qpbm; | |
7084 | ||
7085 | /* Indices of image specification fields in gs_format, below. */ | |
7086 | ||
7087 | enum pbm_keyword_index | |
7088 | { | |
7089 | PBM_TYPE, | |
7090 | PBM_FILE, | |
63cec32f | 7091 | PBM_DATA, |
333b20bb GM |
7092 | PBM_ASCENT, |
7093 | PBM_MARGIN, | |
7094 | PBM_RELIEF, | |
7095 | PBM_ALGORITHM, | |
7096 | PBM_HEURISTIC_MASK, | |
7097 | PBM_LAST | |
7098 | }; | |
7099 | ||
7100 | /* Vector of image_keyword structures describing the format | |
7101 | of valid user-defined image specifications. */ | |
7102 | ||
7103 | static struct image_keyword pbm_format[PBM_LAST] = | |
7104 | { | |
7105 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7106 | {":file", IMAGE_STRING_VALUE, 0}, |
7107 | {":data", IMAGE_STRING_VALUE, 0}, | |
333b20bb GM |
7108 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
7109 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7110 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7111 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7112 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7113 | }; | |
7114 | ||
7115 | /* Structure describing the image type `pbm'. */ | |
7116 | ||
7117 | static struct image_type pbm_type = | |
7118 | { | |
7119 | &Qpbm, | |
7120 | pbm_image_p, | |
7121 | pbm_load, | |
7122 | x_clear_image, | |
7123 | NULL | |
7124 | }; | |
7125 | ||
7126 | ||
7127 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7128 | ||
7129 | static int | |
7130 | pbm_image_p (object) | |
7131 | Lisp_Object object; | |
7132 | { | |
7133 | struct image_keyword fmt[PBM_LAST]; | |
7134 | ||
7135 | bcopy (pbm_format, fmt, sizeof fmt); | |
7136 | ||
bfd2209f | 7137 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) |
333b20bb GM |
7138 | || (fmt[PBM_ASCENT].count |
7139 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
7140 | return 0; | |
63cec32f GM |
7141 | |
7142 | /* Must specify either :data or :file. */ | |
7143 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7144 | } |
7145 | ||
7146 | ||
63cec32f GM |
7147 | /* Scan a decimal number from *S and return it. Advance *S while |
7148 | reading the number. END is the end of the string. Value is -1 at | |
7149 | end of input. */ | |
333b20bb GM |
7150 | |
7151 | static int | |
63cec32f GM |
7152 | pbm_scan_number (s, end) |
7153 | unsigned char **s, *end; | |
333b20bb GM |
7154 | { |
7155 | int c, val = -1; | |
7156 | ||
63cec32f | 7157 | while (*s < end) |
333b20bb GM |
7158 | { |
7159 | /* Skip white-space. */ | |
63cec32f | 7160 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7161 | ; |
7162 | ||
7163 | if (c == '#') | |
7164 | { | |
7165 | /* Skip comment to end of line. */ | |
63cec32f | 7166 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7167 | ; |
7168 | } | |
7169 | else if (isdigit (c)) | |
7170 | { | |
7171 | /* Read decimal number. */ | |
7172 | val = c - '0'; | |
63cec32f | 7173 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7174 | val = 10 * val + c - '0'; |
7175 | break; | |
7176 | } | |
7177 | else | |
7178 | break; | |
7179 | } | |
7180 | ||
7181 | return val; | |
7182 | } | |
7183 | ||
7184 | ||
63cec32f GM |
7185 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
7186 | with xmalloc holding FILE's contents. Value is null if an error | |
7187 | occured. *SIZE is set to the size of the file. */ | |
7188 | ||
7189 | static char * | |
7190 | pbm_read_file (file, size) | |
7191 | Lisp_Object file; | |
7192 | int *size; | |
7193 | { | |
7194 | FILE *fp = NULL; | |
7195 | char *buf = NULL; | |
7196 | struct stat st; | |
7197 | ||
7198 | if (stat (XSTRING (file)->data, &st) == 0 | |
7199 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
7200 | && (buf = (char *) xmalloc (st.st_size), | |
7201 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
7202 | { | |
7203 | *size = st.st_size; | |
7204 | fclose (fp); | |
7205 | } | |
7206 | else | |
7207 | { | |
7208 | if (fp) | |
7209 | fclose (fp); | |
7210 | if (buf) | |
7211 | { | |
7212 | xfree (buf); | |
7213 | buf = NULL; | |
7214 | } | |
7215 | } | |
7216 | ||
7217 | return buf; | |
7218 | } | |
7219 | ||
7220 | ||
333b20bb GM |
7221 | /* Load PBM image IMG for use on frame F. */ |
7222 | ||
7223 | static int | |
7224 | pbm_load (f, img) | |
7225 | struct frame *f; | |
7226 | struct image *img; | |
7227 | { | |
333b20bb | 7228 | int raw_p, x, y; |
b6d7acec | 7229 | int width, height, max_color_idx = 0; |
333b20bb GM |
7230 | XImage *ximg; |
7231 | Lisp_Object file, specified_file; | |
7232 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7233 | struct gcpro gcpro1; | |
63cec32f GM |
7234 | unsigned char *contents = NULL; |
7235 | unsigned char *end, *p; | |
7236 | int size; | |
333b20bb GM |
7237 | |
7238 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7239 | file = Qnil; |
333b20bb | 7240 | GCPRO1 (file); |
333b20bb | 7241 | |
63cec32f | 7242 | if (STRINGP (specified_file)) |
333b20bb | 7243 | { |
63cec32f GM |
7244 | file = x_find_image_file (specified_file); |
7245 | if (!STRINGP (file)) | |
7246 | { | |
7247 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7248 | UNGCPRO; | |
7249 | return 0; | |
7250 | } | |
333b20bb | 7251 | |
63cec32f GM |
7252 | contents = pbm_read_file (file, &size); |
7253 | if (contents == NULL) | |
7254 | { | |
7255 | image_error ("Error reading `%s'", file, Qnil); | |
7256 | UNGCPRO; | |
7257 | return 0; | |
7258 | } | |
7259 | ||
7260 | p = contents; | |
7261 | end = contents + size; | |
7262 | } | |
7263 | else | |
333b20bb | 7264 | { |
63cec32f GM |
7265 | Lisp_Object data; |
7266 | data = image_spec_value (img->spec, QCdata, NULL); | |
7267 | p = XSTRING (data)->data; | |
7268 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
7269 | } |
7270 | ||
63cec32f GM |
7271 | /* Check magic number. */ |
7272 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 7273 | { |
45158a91 | 7274 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
7275 | error: |
7276 | xfree (contents); | |
333b20bb GM |
7277 | UNGCPRO; |
7278 | return 0; | |
7279 | } | |
7280 | ||
63cec32f | 7281 | switch (*p++) |
333b20bb GM |
7282 | { |
7283 | case '1': | |
7284 | raw_p = 0, type = PBM_MONO; | |
7285 | break; | |
7286 | ||
7287 | case '2': | |
7288 | raw_p = 0, type = PBM_GRAY; | |
7289 | break; | |
7290 | ||
7291 | case '3': | |
7292 | raw_p = 0, type = PBM_COLOR; | |
7293 | break; | |
7294 | ||
7295 | case '4': | |
7296 | raw_p = 1, type = PBM_MONO; | |
7297 | break; | |
7298 | ||
7299 | case '5': | |
7300 | raw_p = 1, type = PBM_GRAY; | |
7301 | break; | |
7302 | ||
7303 | case '6': | |
7304 | raw_p = 1, type = PBM_COLOR; | |
7305 | break; | |
7306 | ||
7307 | default: | |
45158a91 | 7308 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 7309 | goto error; |
333b20bb GM |
7310 | } |
7311 | ||
7312 | /* Read width, height, maximum color-component. Characters | |
7313 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
7314 | width = pbm_scan_number (&p, end); |
7315 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
7316 | |
7317 | if (type != PBM_MONO) | |
7318 | { | |
63cec32f | 7319 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
7320 | if (raw_p && max_color_idx > 255) |
7321 | max_color_idx = 255; | |
7322 | } | |
7323 | ||
63cec32f GM |
7324 | if (width < 0 |
7325 | || height < 0 | |
333b20bb | 7326 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 7327 | goto error; |
333b20bb GM |
7328 | |
7329 | BLOCK_INPUT; | |
45158a91 | 7330 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb GM |
7331 | &ximg, &img->pixmap)) |
7332 | { | |
333b20bb | 7333 | UNBLOCK_INPUT; |
63cec32f | 7334 | goto error; |
333b20bb GM |
7335 | } |
7336 | ||
7337 | /* Initialize the color hash table. */ | |
7338 | init_color_table (); | |
7339 | ||
7340 | if (type == PBM_MONO) | |
7341 | { | |
7342 | int c = 0, g; | |
7343 | ||
7344 | for (y = 0; y < height; ++y) | |
7345 | for (x = 0; x < width; ++x) | |
7346 | { | |
7347 | if (raw_p) | |
7348 | { | |
7349 | if ((x & 7) == 0) | |
63cec32f | 7350 | c = *p++; |
333b20bb GM |
7351 | g = c & 0x80; |
7352 | c <<= 1; | |
7353 | } | |
7354 | else | |
63cec32f | 7355 | g = pbm_scan_number (&p, end); |
333b20bb GM |
7356 | |
7357 | XPutPixel (ximg, x, y, (g | |
7358 | ? FRAME_FOREGROUND_PIXEL (f) | |
7359 | : FRAME_BACKGROUND_PIXEL (f))); | |
7360 | } | |
7361 | } | |
7362 | else | |
7363 | { | |
7364 | for (y = 0; y < height; ++y) | |
7365 | for (x = 0; x < width; ++x) | |
7366 | { | |
7367 | int r, g, b; | |
7368 | ||
7369 | if (type == PBM_GRAY) | |
63cec32f | 7370 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
7371 | else if (raw_p) |
7372 | { | |
63cec32f GM |
7373 | r = *p++; |
7374 | g = *p++; | |
7375 | b = *p++; | |
333b20bb GM |
7376 | } |
7377 | else | |
7378 | { | |
63cec32f GM |
7379 | r = pbm_scan_number (&p, end); |
7380 | g = pbm_scan_number (&p, end); | |
7381 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
7382 | } |
7383 | ||
7384 | if (r < 0 || g < 0 || b < 0) | |
7385 | { | |
333b20bb GM |
7386 | xfree (ximg->data); |
7387 | ximg->data = NULL; | |
7388 | XDestroyImage (ximg); | |
7389 | UNBLOCK_INPUT; | |
45158a91 GM |
7390 | image_error ("Invalid pixel value in image `%s'", |
7391 | img->spec, Qnil); | |
63cec32f | 7392 | goto error; |
333b20bb GM |
7393 | } |
7394 | ||
7395 | /* RGB values are now in the range 0..max_color_idx. | |
7396 | Scale this to the range 0..0xffff supported by X. */ | |
7397 | r = (double) r * 65535 / max_color_idx; | |
7398 | g = (double) g * 65535 / max_color_idx; | |
7399 | b = (double) b * 65535 / max_color_idx; | |
7400 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7401 | } | |
7402 | } | |
7403 | ||
333b20bb GM |
7404 | /* Store in IMG->colors the colors allocated for the image, and |
7405 | free the color table. */ | |
7406 | img->colors = colors_in_color_table (&img->ncolors); | |
7407 | free_color_table (); | |
7408 | ||
7409 | /* Put the image into a pixmap. */ | |
7410 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7411 | x_destroy_x_image (ximg); | |
7412 | UNBLOCK_INPUT; | |
7413 | ||
7414 | img->width = width; | |
7415 | img->height = height; | |
7416 | ||
7417 | UNGCPRO; | |
63cec32f | 7418 | xfree (contents); |
333b20bb GM |
7419 | return 1; |
7420 | } | |
7421 | ||
7422 | ||
7423 | \f | |
7424 | /*********************************************************************** | |
7425 | PNG | |
7426 | ***********************************************************************/ | |
7427 | ||
7428 | #if HAVE_PNG | |
7429 | ||
7430 | #include <png.h> | |
7431 | ||
7432 | /* Function prototypes. */ | |
7433 | ||
7434 | static int png_image_p P_ ((Lisp_Object object)); | |
7435 | static int png_load P_ ((struct frame *f, struct image *img)); | |
7436 | ||
7437 | /* The symbol `png' identifying images of this type. */ | |
7438 | ||
7439 | Lisp_Object Qpng; | |
7440 | ||
7441 | /* Indices of image specification fields in png_format, below. */ | |
7442 | ||
7443 | enum png_keyword_index | |
7444 | { | |
7445 | PNG_TYPE, | |
63448a4d | 7446 | PNG_DATA, |
333b20bb GM |
7447 | PNG_FILE, |
7448 | PNG_ASCENT, | |
7449 | PNG_MARGIN, | |
7450 | PNG_RELIEF, | |
7451 | PNG_ALGORITHM, | |
7452 | PNG_HEURISTIC_MASK, | |
7453 | PNG_LAST | |
7454 | }; | |
7455 | ||
7456 | /* Vector of image_keyword structures describing the format | |
7457 | of valid user-defined image specifications. */ | |
7458 | ||
7459 | static struct image_keyword png_format[PNG_LAST] = | |
7460 | { | |
7461 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7462 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 7463 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
7464 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
7465 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7466 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7467 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7468 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7469 | }; | |
7470 | ||
06482119 | 7471 | /* Structure describing the image type `png'. */ |
333b20bb GM |
7472 | |
7473 | static struct image_type png_type = | |
7474 | { | |
7475 | &Qpng, | |
7476 | png_image_p, | |
7477 | png_load, | |
7478 | x_clear_image, | |
7479 | NULL | |
7480 | }; | |
7481 | ||
7482 | ||
7483 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
7484 | ||
7485 | static int | |
7486 | png_image_p (object) | |
7487 | Lisp_Object object; | |
7488 | { | |
7489 | struct image_keyword fmt[PNG_LAST]; | |
7490 | bcopy (png_format, fmt, sizeof fmt); | |
7491 | ||
bfd2209f | 7492 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) |
333b20bb GM |
7493 | || (fmt[PNG_ASCENT].count |
7494 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
7495 | return 0; | |
63448a4d | 7496 | |
63cec32f GM |
7497 | /* Must specify either the :data or :file keyword. */ |
7498 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
7499 | } |
7500 | ||
7501 | ||
7502 | /* Error and warning handlers installed when the PNG library | |
7503 | is initialized. */ | |
7504 | ||
7505 | static void | |
7506 | my_png_error (png_ptr, msg) | |
7507 | png_struct *png_ptr; | |
7508 | char *msg; | |
7509 | { | |
7510 | xassert (png_ptr != NULL); | |
7511 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
7512 | longjmp (png_ptr->jmpbuf, 1); | |
7513 | } | |
7514 | ||
7515 | ||
7516 | static void | |
7517 | my_png_warning (png_ptr, msg) | |
7518 | png_struct *png_ptr; | |
7519 | char *msg; | |
7520 | { | |
7521 | xassert (png_ptr != NULL); | |
7522 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
7523 | } | |
7524 | ||
5ad6a5fb GM |
7525 | /* Memory source for PNG decoding. */ |
7526 | ||
63448a4d WP |
7527 | struct png_memory_storage |
7528 | { | |
5ad6a5fb GM |
7529 | unsigned char *bytes; /* The data */ |
7530 | size_t len; /* How big is it? */ | |
7531 | int index; /* Where are we? */ | |
63448a4d WP |
7532 | }; |
7533 | ||
5ad6a5fb GM |
7534 | |
7535 | /* Function set as reader function when reading PNG image from memory. | |
7536 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
7537 | bytes from the input to DATA. */ | |
7538 | ||
63448a4d | 7539 | static void |
5ad6a5fb GM |
7540 | png_read_from_memory (png_ptr, data, length) |
7541 | png_structp png_ptr; | |
7542 | png_bytep data; | |
7543 | png_size_t length; | |
63448a4d | 7544 | { |
5ad6a5fb GM |
7545 | struct png_memory_storage *tbr |
7546 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 7547 | |
5ad6a5fb GM |
7548 | if (length > tbr->len - tbr->index) |
7549 | png_error (png_ptr, "Read error"); | |
7550 | ||
7551 | bcopy (tbr->bytes + tbr->index, data, length); | |
7552 | tbr->index = tbr->index + length; | |
63448a4d | 7553 | } |
333b20bb GM |
7554 | |
7555 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
7556 | successful. */ | |
7557 | ||
7558 | static int | |
7559 | png_load (f, img) | |
7560 | struct frame *f; | |
7561 | struct image *img; | |
7562 | { | |
7563 | Lisp_Object file, specified_file; | |
63448a4d | 7564 | Lisp_Object specified_data; |
b6d7acec | 7565 | int x, y, i; |
333b20bb GM |
7566 | XImage *ximg, *mask_img = NULL; |
7567 | struct gcpro gcpro1; | |
7568 | png_struct *png_ptr = NULL; | |
7569 | png_info *info_ptr = NULL, *end_info = NULL; | |
63448a4d | 7570 | FILE *fp = NULL; |
333b20bb GM |
7571 | png_byte sig[8]; |
7572 | png_byte *pixels = NULL; | |
7573 | png_byte **rows = NULL; | |
7574 | png_uint_32 width, height; | |
7575 | int bit_depth, color_type, interlace_type; | |
7576 | png_byte channels; | |
7577 | png_uint_32 row_bytes; | |
7578 | int transparent_p; | |
7579 | char *gamma_str; | |
7580 | double screen_gamma, image_gamma; | |
7581 | int intent; | |
63448a4d | 7582 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
7583 | |
7584 | /* Find out what file to load. */ | |
7585 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 7586 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
7587 | file = Qnil; |
7588 | GCPRO1 (file); | |
333b20bb | 7589 | |
63448a4d | 7590 | if (NILP (specified_data)) |
5ad6a5fb GM |
7591 | { |
7592 | file = x_find_image_file (specified_file); | |
7593 | if (!STRINGP (file)) | |
63448a4d | 7594 | { |
45158a91 | 7595 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
7596 | UNGCPRO; |
7597 | return 0; | |
7598 | } | |
333b20bb | 7599 | |
5ad6a5fb GM |
7600 | /* Open the image file. */ |
7601 | fp = fopen (XSTRING (file)->data, "rb"); | |
7602 | if (!fp) | |
7603 | { | |
45158a91 | 7604 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
7605 | UNGCPRO; |
7606 | fclose (fp); | |
7607 | return 0; | |
7608 | } | |
63448a4d | 7609 | |
5ad6a5fb GM |
7610 | /* Check PNG signature. */ |
7611 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
7612 | || !png_check_sig (sig, sizeof sig)) | |
7613 | { | |
45158a91 | 7614 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
7615 | UNGCPRO; |
7616 | fclose (fp); | |
7617 | return 0; | |
63448a4d | 7618 | } |
5ad6a5fb | 7619 | } |
63448a4d | 7620 | else |
5ad6a5fb GM |
7621 | { |
7622 | /* Read from memory. */ | |
7623 | tbr.bytes = XSTRING (specified_data)->data; | |
7624 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
7625 | tbr.index = 0; | |
63448a4d | 7626 | |
5ad6a5fb GM |
7627 | /* Check PNG signature. */ |
7628 | if (tbr.len < sizeof sig | |
7629 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
7630 | { | |
45158a91 | 7631 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
7632 | UNGCPRO; |
7633 | return 0; | |
63448a4d | 7634 | } |
333b20bb | 7635 | |
5ad6a5fb GM |
7636 | /* Need to skip past the signature. */ |
7637 | tbr.bytes += sizeof (sig); | |
7638 | } | |
7639 | ||
333b20bb GM |
7640 | /* Initialize read and info structs for PNG lib. */ |
7641 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
7642 | my_png_error, my_png_warning); | |
7643 | if (!png_ptr) | |
7644 | { | |
63448a4d | 7645 | if (fp) fclose (fp); |
333b20bb GM |
7646 | UNGCPRO; |
7647 | return 0; | |
7648 | } | |
7649 | ||
7650 | info_ptr = png_create_info_struct (png_ptr); | |
7651 | if (!info_ptr) | |
7652 | { | |
7653 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 7654 | if (fp) fclose (fp); |
333b20bb GM |
7655 | UNGCPRO; |
7656 | return 0; | |
7657 | } | |
7658 | ||
7659 | end_info = png_create_info_struct (png_ptr); | |
7660 | if (!end_info) | |
7661 | { | |
7662 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 7663 | if (fp) fclose (fp); |
333b20bb GM |
7664 | UNGCPRO; |
7665 | return 0; | |
7666 | } | |
7667 | ||
7668 | /* Set error jump-back. We come back here when the PNG library | |
7669 | detects an error. */ | |
7670 | if (setjmp (png_ptr->jmpbuf)) | |
7671 | { | |
7672 | error: | |
7673 | if (png_ptr) | |
7674 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
7675 | xfree (pixels); | |
7676 | xfree (rows); | |
63448a4d | 7677 | if (fp) fclose (fp); |
333b20bb GM |
7678 | UNGCPRO; |
7679 | return 0; | |
7680 | } | |
7681 | ||
7682 | /* Read image info. */ | |
63448a4d | 7683 | if (!NILP (specified_data)) |
5ad6a5fb | 7684 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 7685 | else |
5ad6a5fb | 7686 | png_init_io (png_ptr, fp); |
63448a4d | 7687 | |
333b20bb GM |
7688 | png_set_sig_bytes (png_ptr, sizeof sig); |
7689 | png_read_info (png_ptr, info_ptr); | |
7690 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
7691 | &interlace_type, NULL, NULL); | |
7692 | ||
7693 | /* If image contains simply transparency data, we prefer to | |
7694 | construct a clipping mask. */ | |
7695 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
7696 | transparent_p = 1; | |
7697 | else | |
7698 | transparent_p = 0; | |
7699 | ||
7700 | /* This function is easier to write if we only have to handle | |
7701 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
7702 | transform other formats into that format. */ | |
7703 | ||
7704 | /* Strip more than 8 bits per channel. */ | |
7705 | if (bit_depth == 16) | |
7706 | png_set_strip_16 (png_ptr); | |
7707 | ||
7708 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
7709 | if available. */ | |
7710 | png_set_expand (png_ptr); | |
7711 | ||
7712 | /* Convert grayscale images to RGB. */ | |
7713 | if (color_type == PNG_COLOR_TYPE_GRAY | |
7714 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
7715 | png_set_gray_to_rgb (png_ptr); | |
7716 | ||
7717 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
7718 | gamma_str = getenv ("SCREEN_GAMMA"); | |
7719 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
7720 | ||
7721 | /* Tell the PNG lib to handle gamma correction for us. */ | |
7722 | ||
6c1aa34d | 7723 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
7724 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
7725 | /* There is a special chunk in the image specifying the gamma. */ | |
7726 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
7727 | else |
7728 | #endif | |
7729 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
7730 | /* Image contains gamma information. */ |
7731 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
7732 | else | |
7733 | /* Use a default of 0.5 for the image gamma. */ | |
7734 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
7735 | ||
7736 | /* Handle alpha channel by combining the image with a background | |
7737 | color. Do this only if a real alpha channel is supplied. For | |
7738 | simple transparency, we prefer a clipping mask. */ | |
7739 | if (!transparent_p) | |
7740 | { | |
7741 | png_color_16 *image_background; | |
7742 | ||
7743 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
7744 | /* Image contains a background color with which to | |
7745 | combine the image. */ | |
7746 | png_set_background (png_ptr, image_background, | |
7747 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
7748 | else | |
7749 | { | |
7750 | /* Image does not contain a background color with which | |
7751 | to combine the image data via an alpha channel. Use | |
7752 | the frame's background instead. */ | |
7753 | XColor color; | |
7754 | Colormap cmap; | |
7755 | png_color_16 frame_background; | |
7756 | ||
7757 | BLOCK_INPUT; | |
9b2956e2 | 7758 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
7759 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
7760 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
7761 | UNBLOCK_INPUT; | |
7762 | ||
7763 | bzero (&frame_background, sizeof frame_background); | |
7764 | frame_background.red = color.red; | |
7765 | frame_background.green = color.green; | |
7766 | frame_background.blue = color.blue; | |
7767 | ||
7768 | png_set_background (png_ptr, &frame_background, | |
7769 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
7770 | } | |
7771 | } | |
7772 | ||
7773 | /* Update info structure. */ | |
7774 | png_read_update_info (png_ptr, info_ptr); | |
7775 | ||
7776 | /* Get number of channels. Valid values are 1 for grayscale images | |
7777 | and images with a palette, 2 for grayscale images with transparency | |
7778 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
7779 | images with alpha channel, i.e. RGBA. If conversions above were | |
7780 | sufficient we should only have 3 or 4 channels here. */ | |
7781 | channels = png_get_channels (png_ptr, info_ptr); | |
7782 | xassert (channels == 3 || channels == 4); | |
7783 | ||
7784 | /* Number of bytes needed for one row of the image. */ | |
7785 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
7786 | ||
7787 | /* Allocate memory for the image. */ | |
7788 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
7789 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
7790 | for (i = 0; i < height; ++i) | |
7791 | rows[i] = pixels + i * row_bytes; | |
7792 | ||
7793 | /* Read the entire image. */ | |
7794 | png_read_image (png_ptr, rows); | |
7795 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
7796 | if (fp) |
7797 | { | |
7798 | fclose (fp); | |
7799 | fp = NULL; | |
7800 | } | |
333b20bb GM |
7801 | |
7802 | BLOCK_INPUT; | |
7803 | ||
7804 | /* Create the X image and pixmap. */ | |
45158a91 | 7805 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb GM |
7806 | &img->pixmap)) |
7807 | { | |
7808 | UNBLOCK_INPUT; | |
7809 | goto error; | |
7810 | } | |
7811 | ||
7812 | /* Create an image and pixmap serving as mask if the PNG image | |
7813 | contains an alpha channel. */ | |
7814 | if (channels == 4 | |
7815 | && !transparent_p | |
45158a91 | 7816 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
7817 | &mask_img, &img->mask)) |
7818 | { | |
7819 | x_destroy_x_image (ximg); | |
7820 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
7821 | img->pixmap = 0; | |
7822 | UNBLOCK_INPUT; | |
7823 | goto error; | |
7824 | } | |
7825 | ||
7826 | /* Fill the X image and mask from PNG data. */ | |
7827 | init_color_table (); | |
7828 | ||
7829 | for (y = 0; y < height; ++y) | |
7830 | { | |
7831 | png_byte *p = rows[y]; | |
7832 | ||
7833 | for (x = 0; x < width; ++x) | |
7834 | { | |
7835 | unsigned r, g, b; | |
7836 | ||
7837 | r = *p++ << 8; | |
7838 | g = *p++ << 8; | |
7839 | b = *p++ << 8; | |
7840 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7841 | ||
7842 | /* An alpha channel, aka mask channel, associates variable | |
7843 | transparency with an image. Where other image formats | |
7844 | support binary transparency---fully transparent or fully | |
7845 | opaque---PNG allows up to 254 levels of partial transparency. | |
7846 | The PNG library implements partial transparency by combining | |
7847 | the image with a specified background color. | |
7848 | ||
7849 | I'm not sure how to handle this here nicely: because the | |
7850 | background on which the image is displayed may change, for | |
7851 | real alpha channel support, it would be necessary to create | |
7852 | a new image for each possible background. | |
7853 | ||
7854 | What I'm doing now is that a mask is created if we have | |
7855 | boolean transparency information. Otherwise I'm using | |
7856 | the frame's background color to combine the image with. */ | |
7857 | ||
7858 | if (channels == 4) | |
7859 | { | |
7860 | if (mask_img) | |
7861 | XPutPixel (mask_img, x, y, *p > 0); | |
7862 | ++p; | |
7863 | } | |
7864 | } | |
7865 | } | |
7866 | ||
7867 | /* Remember colors allocated for this image. */ | |
7868 | img->colors = colors_in_color_table (&img->ncolors); | |
7869 | free_color_table (); | |
7870 | ||
7871 | /* Clean up. */ | |
7872 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
7873 | xfree (rows); | |
7874 | xfree (pixels); | |
7875 | ||
7876 | img->width = width; | |
7877 | img->height = height; | |
7878 | ||
7879 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
7880 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7881 | x_destroy_x_image (ximg); | |
7882 | ||
7883 | /* Same for the mask. */ | |
7884 | if (mask_img) | |
7885 | { | |
7886 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7887 | x_destroy_x_image (mask_img); | |
7888 | } | |
7889 | ||
7890 | UNBLOCK_INPUT; | |
7891 | UNGCPRO; | |
7892 | return 1; | |
7893 | } | |
7894 | ||
7895 | #endif /* HAVE_PNG != 0 */ | |
7896 | ||
7897 | ||
7898 | \f | |
7899 | /*********************************************************************** | |
7900 | JPEG | |
7901 | ***********************************************************************/ | |
7902 | ||
7903 | #if HAVE_JPEG | |
7904 | ||
ba06aba4 GM |
7905 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
7906 | jconfig.h. */ | |
7907 | #ifdef HAVE_STDLIB_H | |
7908 | #define HAVE_STDLIB_H_1 | |
7909 | #undef HAVE_STDLIB_H | |
7910 | #endif /* HAVE_STLIB_H */ | |
7911 | ||
333b20bb GM |
7912 | #include <jpeglib.h> |
7913 | #include <jerror.h> | |
7914 | #include <setjmp.h> | |
7915 | ||
ba06aba4 GM |
7916 | #ifdef HAVE_STLIB_H_1 |
7917 | #define HAVE_STDLIB_H 1 | |
7918 | #endif | |
7919 | ||
333b20bb GM |
7920 | static int jpeg_image_p P_ ((Lisp_Object object)); |
7921 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
7922 | ||
7923 | /* The symbol `jpeg' identifying images of this type. */ | |
7924 | ||
7925 | Lisp_Object Qjpeg; | |
7926 | ||
7927 | /* Indices of image specification fields in gs_format, below. */ | |
7928 | ||
7929 | enum jpeg_keyword_index | |
7930 | { | |
7931 | JPEG_TYPE, | |
8e39770a | 7932 | JPEG_DATA, |
333b20bb GM |
7933 | JPEG_FILE, |
7934 | JPEG_ASCENT, | |
7935 | JPEG_MARGIN, | |
7936 | JPEG_RELIEF, | |
7937 | JPEG_ALGORITHM, | |
7938 | JPEG_HEURISTIC_MASK, | |
7939 | JPEG_LAST | |
7940 | }; | |
7941 | ||
7942 | /* Vector of image_keyword structures describing the format | |
7943 | of valid user-defined image specifications. */ | |
7944 | ||
7945 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
7946 | { | |
7947 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7948 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 7949 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
7950 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
7951 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7952 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7953 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7954 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7955 | }; | |
7956 | ||
7957 | /* Structure describing the image type `jpeg'. */ | |
7958 | ||
7959 | static struct image_type jpeg_type = | |
7960 | { | |
7961 | &Qjpeg, | |
7962 | jpeg_image_p, | |
7963 | jpeg_load, | |
7964 | x_clear_image, | |
7965 | NULL | |
7966 | }; | |
7967 | ||
7968 | ||
7969 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
7970 | ||
7971 | static int | |
7972 | jpeg_image_p (object) | |
7973 | Lisp_Object object; | |
7974 | { | |
7975 | struct image_keyword fmt[JPEG_LAST]; | |
7976 | ||
7977 | bcopy (jpeg_format, fmt, sizeof fmt); | |
7978 | ||
bfd2209f | 7979 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) |
333b20bb | 7980 | || (fmt[JPEG_ASCENT].count |
5ad6a5fb | 7981 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) |
333b20bb | 7982 | return 0; |
8e39770a | 7983 | |
63cec32f GM |
7984 | /* Must specify either the :data or :file keyword. */ |
7985 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
7986 | } |
7987 | ||
8e39770a | 7988 | |
333b20bb GM |
7989 | struct my_jpeg_error_mgr |
7990 | { | |
7991 | struct jpeg_error_mgr pub; | |
7992 | jmp_buf setjmp_buffer; | |
7993 | }; | |
7994 | ||
7995 | static void | |
7996 | my_error_exit (cinfo) | |
7997 | j_common_ptr cinfo; | |
7998 | { | |
7999 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8000 | longjmp (mgr->setjmp_buffer, 1); | |
8001 | } | |
8002 | ||
8e39770a GM |
8003 | /* Init source method for JPEG data source manager. Called by |
8004 | jpeg_read_header() before any data is actually read. See | |
8005 | libjpeg.doc from the JPEG lib distribution. */ | |
8006 | ||
8007 | static void | |
8008 | our_init_source (cinfo) | |
8009 | j_decompress_ptr cinfo; | |
8010 | { | |
8011 | } | |
8012 | ||
8013 | ||
8014 | /* Fill input buffer method for JPEG data source manager. Called | |
8015 | whenever more data is needed. We read the whole image in one step, | |
8016 | so this only adds a fake end of input marker at the end. */ | |
8017 | ||
8018 | static boolean | |
8019 | our_fill_input_buffer (cinfo) | |
8020 | j_decompress_ptr cinfo; | |
8021 | { | |
8022 | /* Insert a fake EOI marker. */ | |
8023 | struct jpeg_source_mgr *src = cinfo->src; | |
8024 | static JOCTET buffer[2]; | |
8025 | ||
8026 | buffer[0] = (JOCTET) 0xFF; | |
8027 | buffer[1] = (JOCTET) JPEG_EOI; | |
8028 | ||
8029 | src->next_input_byte = buffer; | |
8030 | src->bytes_in_buffer = 2; | |
8031 | return TRUE; | |
8032 | } | |
8033 | ||
8034 | ||
8035 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8036 | is the JPEG data source manager. */ | |
8037 | ||
8038 | static void | |
8039 | our_skip_input_data (cinfo, num_bytes) | |
8040 | j_decompress_ptr cinfo; | |
8041 | long num_bytes; | |
8042 | { | |
8043 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8044 | ||
8045 | if (src) | |
8046 | { | |
8047 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8048 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
8049 | |
8050 | src->bytes_in_buffer -= num_bytes; | |
8051 | src->next_input_byte += num_bytes; | |
8052 | } | |
8053 | } | |
8054 | ||
8055 | ||
8056 | /* Method to terminate data source. Called by | |
8057 | jpeg_finish_decompress() after all data has been processed. */ | |
8058 | ||
8059 | static void | |
8060 | our_term_source (cinfo) | |
8061 | j_decompress_ptr cinfo; | |
8062 | { | |
8063 | } | |
8064 | ||
8065 | ||
8066 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8067 | LEN bytes. CINFO is the decompression info structure created for | |
8068 | reading the image. */ | |
8069 | ||
8070 | static void | |
8071 | jpeg_memory_src (cinfo, data, len) | |
8072 | j_decompress_ptr cinfo; | |
8073 | JOCTET *data; | |
8074 | unsigned int len; | |
8075 | { | |
8076 | struct jpeg_source_mgr *src; | |
8077 | ||
8078 | if (cinfo->src == NULL) | |
8079 | { | |
8080 | /* First time for this JPEG object? */ | |
8081 | cinfo->src = (struct jpeg_source_mgr *) | |
8082 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8083 | sizeof (struct jpeg_source_mgr)); | |
8084 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8085 | src->next_input_byte = data; | |
8086 | } | |
8087 | ||
8088 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8089 | src->init_source = our_init_source; | |
8090 | src->fill_input_buffer = our_fill_input_buffer; | |
8091 | src->skip_input_data = our_skip_input_data; | |
8092 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8093 | src->term_source = our_term_source; | |
8094 | src->bytes_in_buffer = len; | |
8095 | src->next_input_byte = data; | |
8096 | } | |
8097 | ||
5ad6a5fb | 8098 | |
333b20bb GM |
8099 | /* Load image IMG for use on frame F. Patterned after example.c |
8100 | from the JPEG lib. */ | |
8101 | ||
8102 | static int | |
8103 | jpeg_load (f, img) | |
8104 | struct frame *f; | |
8105 | struct image *img; | |
8106 | { | |
8107 | struct jpeg_decompress_struct cinfo; | |
8108 | struct my_jpeg_error_mgr mgr; | |
8109 | Lisp_Object file, specified_file; | |
8e39770a GM |
8110 | Lisp_Object specified_data; |
8111 | FILE *fp = NULL; | |
333b20bb GM |
8112 | JSAMPARRAY buffer; |
8113 | int row_stride, x, y; | |
8114 | XImage *ximg = NULL; | |
b6d7acec | 8115 | int rc; |
333b20bb GM |
8116 | unsigned long *colors; |
8117 | int width, height; | |
8118 | struct gcpro gcpro1; | |
8119 | ||
8120 | /* Open the JPEG file. */ | |
8121 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8122 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8123 | file = Qnil; |
8124 | GCPRO1 (file); | |
8e39770a | 8125 | |
8e39770a | 8126 | if (NILP (specified_data)) |
333b20bb | 8127 | { |
8e39770a | 8128 | file = x_find_image_file (specified_file); |
8e39770a GM |
8129 | if (!STRINGP (file)) |
8130 | { | |
45158a91 | 8131 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8132 | UNGCPRO; |
8133 | return 0; | |
8134 | } | |
333b20bb | 8135 | |
8e39770a GM |
8136 | fp = fopen (XSTRING (file)->data, "r"); |
8137 | if (fp == NULL) | |
8138 | { | |
8139 | image_error ("Cannot open `%s'", file, Qnil); | |
8140 | UNGCPRO; | |
8141 | return 0; | |
8142 | } | |
333b20bb GM |
8143 | } |
8144 | ||
5ad6a5fb GM |
8145 | /* Customize libjpeg's error handling to call my_error_exit when an |
8146 | error is detected. This function will perform a longjmp. */ | |
333b20bb GM |
8147 | mgr.pub.error_exit = my_error_exit; |
8148 | cinfo.err = jpeg_std_error (&mgr.pub); | |
8149 | ||
8150 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
8151 | { | |
5ad6a5fb GM |
8152 | if (rc == 1) |
8153 | { | |
8154 | /* Called from my_error_exit. Display a JPEG error. */ | |
8155 | char buffer[JMSG_LENGTH_MAX]; | |
8156 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8157 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8158 | build_string (buffer)); |
8159 | } | |
333b20bb GM |
8160 | |
8161 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb GM |
8162 | if (fp) |
8163 | fclose (fp); | |
333b20bb GM |
8164 | jpeg_destroy_decompress (&cinfo); |
8165 | ||
5ad6a5fb | 8166 | BLOCK_INPUT; |
333b20bb | 8167 | |
5ad6a5fb GM |
8168 | /* If we already have an XImage, free that. */ |
8169 | x_destroy_x_image (ximg); | |
333b20bb | 8170 | |
5ad6a5fb GM |
8171 | /* Free pixmap and colors. */ |
8172 | x_clear_image (f, img); | |
333b20bb | 8173 | |
5ad6a5fb GM |
8174 | UNBLOCK_INPUT; |
8175 | UNGCPRO; | |
8176 | return 0; | |
333b20bb GM |
8177 | } |
8178 | ||
8179 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8180 | Read the JPEG image header. */ |
333b20bb | 8181 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8182 | |
8183 | if (NILP (specified_data)) | |
8184 | jpeg_stdio_src (&cinfo, fp); | |
8185 | else | |
8186 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
8187 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 8188 | |
333b20bb GM |
8189 | jpeg_read_header (&cinfo, TRUE); |
8190 | ||
8191 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8192 | Start decompression. */ |
333b20bb GM |
8193 | cinfo.quantize_colors = TRUE; |
8194 | jpeg_start_decompress (&cinfo); | |
8195 | width = img->width = cinfo.output_width; | |
8196 | height = img->height = cinfo.output_height; | |
8197 | ||
8198 | BLOCK_INPUT; | |
8199 | ||
8200 | /* Create X image and pixmap. */ | |
45158a91 | 8201 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8202 | { |
5ad6a5fb GM |
8203 | UNBLOCK_INPUT; |
8204 | longjmp (mgr.setjmp_buffer, 2); | |
333b20bb GM |
8205 | } |
8206 | ||
8207 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8208 | cinfo.actual_number_of_colors has been set with the number of |
8209 | colors generated, and cinfo.colormap is a two-dimensional array | |
8210 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8211 | No more than 255 colors will be generated. */ | |
333b20bb | 8212 | { |
5ad6a5fb GM |
8213 | int i, ir, ig, ib; |
8214 | ||
8215 | if (cinfo.out_color_components > 2) | |
8216 | ir = 0, ig = 1, ib = 2; | |
8217 | else if (cinfo.out_color_components > 1) | |
8218 | ir = 0, ig = 1, ib = 0; | |
8219 | else | |
8220 | ir = 0, ig = 0, ib = 0; | |
8221 | ||
8222 | /* Use the color table mechanism because it handles colors that | |
8223 | cannot be allocated nicely. Such colors will be replaced with | |
8224 | a default color, and we don't have to care about which colors | |
8225 | can be freed safely, and which can't. */ | |
8226 | init_color_table (); | |
8227 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8228 | * sizeof *colors); | |
333b20bb | 8229 | |
5ad6a5fb GM |
8230 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8231 | { | |
8232 | /* Multiply RGB values with 255 because X expects RGB values | |
8233 | in the range 0..0xffff. */ | |
8234 | int r = cinfo.colormap[ir][i] << 8; | |
8235 | int g = cinfo.colormap[ig][i] << 8; | |
8236 | int b = cinfo.colormap[ib][i] << 8; | |
8237 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8238 | } | |
333b20bb | 8239 | |
5ad6a5fb GM |
8240 | /* Remember those colors actually allocated. */ |
8241 | img->colors = colors_in_color_table (&img->ncolors); | |
8242 | free_color_table (); | |
333b20bb GM |
8243 | } |
8244 | ||
8245 | /* Read pixels. */ | |
8246 | row_stride = width * cinfo.output_components; | |
8247 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8248 | row_stride, 1); |
333b20bb GM |
8249 | for (y = 0; y < height; ++y) |
8250 | { | |
5ad6a5fb GM |
8251 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8252 | for (x = 0; x < cinfo.output_width; ++x) | |
8253 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8254 | } |
8255 | ||
8256 | /* Clean up. */ | |
8257 | jpeg_finish_decompress (&cinfo); | |
8258 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb GM |
8259 | if (fp) |
8260 | fclose (fp); | |
333b20bb GM |
8261 | |
8262 | /* Put the image into the pixmap. */ | |
8263 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8264 | x_destroy_x_image (ximg); | |
8265 | UNBLOCK_INPUT; | |
8266 | UNGCPRO; | |
8267 | return 1; | |
8268 | } | |
8269 | ||
8270 | #endif /* HAVE_JPEG */ | |
8271 | ||
8272 | ||
8273 | \f | |
8274 | /*********************************************************************** | |
8275 | TIFF | |
8276 | ***********************************************************************/ | |
8277 | ||
8278 | #if HAVE_TIFF | |
8279 | ||
cf4790ad | 8280 | #include <tiffio.h> |
333b20bb GM |
8281 | |
8282 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8283 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8284 | ||
8285 | /* The symbol `tiff' identifying images of this type. */ | |
8286 | ||
8287 | Lisp_Object Qtiff; | |
8288 | ||
8289 | /* Indices of image specification fields in tiff_format, below. */ | |
8290 | ||
8291 | enum tiff_keyword_index | |
8292 | { | |
8293 | TIFF_TYPE, | |
63448a4d | 8294 | TIFF_DATA, |
333b20bb GM |
8295 | TIFF_FILE, |
8296 | TIFF_ASCENT, | |
8297 | TIFF_MARGIN, | |
8298 | TIFF_RELIEF, | |
8299 | TIFF_ALGORITHM, | |
8300 | TIFF_HEURISTIC_MASK, | |
8301 | TIFF_LAST | |
8302 | }; | |
8303 | ||
8304 | /* Vector of image_keyword structures describing the format | |
8305 | of valid user-defined image specifications. */ | |
8306 | ||
8307 | static struct image_keyword tiff_format[TIFF_LAST] = | |
8308 | { | |
8309 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8310 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8311 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8312 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8313 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8314 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8315 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8316 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8317 | }; | |
8318 | ||
8319 | /* Structure describing the image type `tiff'. */ | |
8320 | ||
8321 | static struct image_type tiff_type = | |
8322 | { | |
8323 | &Qtiff, | |
8324 | tiff_image_p, | |
8325 | tiff_load, | |
8326 | x_clear_image, | |
8327 | NULL | |
8328 | }; | |
8329 | ||
8330 | ||
8331 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
8332 | ||
8333 | static int | |
8334 | tiff_image_p (object) | |
8335 | Lisp_Object object; | |
8336 | { | |
8337 | struct image_keyword fmt[TIFF_LAST]; | |
8338 | bcopy (tiff_format, fmt, sizeof fmt); | |
8339 | ||
bfd2209f | 8340 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) |
333b20bb GM |
8341 | || (fmt[TIFF_ASCENT].count |
8342 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
8343 | return 0; | |
5ad6a5fb | 8344 | |
63cec32f GM |
8345 | /* Must specify either the :data or :file keyword. */ |
8346 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
8347 | } |
8348 | ||
5ad6a5fb GM |
8349 | |
8350 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
8351 | memory source, but we have to provide a lot of extra functions. | |
8352 | Blah. | |
63448a4d WP |
8353 | |
8354 | We really only need to implement read and seek, but I am not | |
8355 | convinced that the TIFF library is smart enough not to destroy | |
8356 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
8357 | override. */ |
8358 | ||
8359 | typedef struct | |
8360 | { | |
63448a4d WP |
8361 | unsigned char *bytes; |
8362 | size_t len; | |
8363 | int index; | |
5ad6a5fb GM |
8364 | } |
8365 | tiff_memory_source; | |
63448a4d | 8366 | |
5ad6a5fb GM |
8367 | static size_t |
8368 | tiff_read_from_memory (data, buf, size) | |
8369 | thandle_t data; | |
8370 | tdata_t buf; | |
8371 | tsize_t size; | |
63448a4d | 8372 | { |
5ad6a5fb | 8373 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8374 | |
8375 | if (size > src->len - src->index) | |
5ad6a5fb GM |
8376 | return (size_t) -1; |
8377 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
8378 | src->index += size; |
8379 | return size; | |
8380 | } | |
8381 | ||
5ad6a5fb GM |
8382 | static size_t |
8383 | tiff_write_from_memory (data, buf, size) | |
8384 | thandle_t data; | |
8385 | tdata_t buf; | |
8386 | tsize_t size; | |
63448a4d WP |
8387 | { |
8388 | return (size_t) -1; | |
8389 | } | |
8390 | ||
5ad6a5fb GM |
8391 | static toff_t |
8392 | tiff_seek_in_memory (data, off, whence) | |
8393 | thandle_t data; | |
8394 | toff_t off; | |
8395 | int whence; | |
63448a4d | 8396 | { |
5ad6a5fb | 8397 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8398 | int idx; |
8399 | ||
8400 | switch (whence) | |
5ad6a5fb GM |
8401 | { |
8402 | case SEEK_SET: /* Go from beginning of source. */ | |
8403 | idx = off; | |
8404 | break; | |
8405 | ||
8406 | case SEEK_END: /* Go from end of source. */ | |
8407 | idx = src->len + off; | |
8408 | break; | |
8409 | ||
8410 | case SEEK_CUR: /* Go from current position. */ | |
8411 | idx = src->index + off; | |
8412 | break; | |
8413 | ||
8414 | default: /* Invalid `whence'. */ | |
8415 | return -1; | |
8416 | } | |
8417 | ||
8418 | if (idx > src->len || idx < 0) | |
8419 | return -1; | |
8420 | ||
63448a4d WP |
8421 | src->index = idx; |
8422 | return src->index; | |
8423 | } | |
8424 | ||
5ad6a5fb GM |
8425 | static int |
8426 | tiff_close_memory (data) | |
8427 | thandle_t data; | |
63448a4d WP |
8428 | { |
8429 | /* NOOP */ | |
5ad6a5fb | 8430 | return 0; |
63448a4d WP |
8431 | } |
8432 | ||
5ad6a5fb GM |
8433 | static int |
8434 | tiff_mmap_memory (data, pbase, psize) | |
8435 | thandle_t data; | |
8436 | tdata_t *pbase; | |
8437 | toff_t *psize; | |
63448a4d WP |
8438 | { |
8439 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 8440 | return 0; |
63448a4d WP |
8441 | } |
8442 | ||
5ad6a5fb GM |
8443 | static void |
8444 | tiff_unmap_memory (data, base, size) | |
8445 | thandle_t data; | |
8446 | tdata_t base; | |
8447 | toff_t size; | |
63448a4d WP |
8448 | { |
8449 | /* We don't need to do this. */ | |
63448a4d WP |
8450 | } |
8451 | ||
5ad6a5fb GM |
8452 | static toff_t |
8453 | tiff_size_of_memory (data) | |
8454 | thandle_t data; | |
63448a4d | 8455 | { |
5ad6a5fb | 8456 | return ((tiff_memory_source *) data)->len; |
63448a4d | 8457 | } |
333b20bb GM |
8458 | |
8459 | /* Load TIFF image IMG for use on frame F. Value is non-zero if | |
8460 | successful. */ | |
8461 | ||
8462 | static int | |
8463 | tiff_load (f, img) | |
8464 | struct frame *f; | |
8465 | struct image *img; | |
8466 | { | |
8467 | Lisp_Object file, specified_file; | |
63448a4d | 8468 | Lisp_Object specified_data; |
333b20bb GM |
8469 | TIFF *tiff; |
8470 | int width, height, x, y; | |
8471 | uint32 *buf; | |
8472 | int rc; | |
8473 | XImage *ximg; | |
8474 | struct gcpro gcpro1; | |
63448a4d | 8475 | tiff_memory_source memsrc; |
333b20bb GM |
8476 | |
8477 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8478 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8479 | file = Qnil; |
8480 | GCPRO1 (file); | |
63448a4d WP |
8481 | |
8482 | if (NILP (specified_data)) | |
5ad6a5fb GM |
8483 | { |
8484 | /* Read from a file */ | |
8485 | file = x_find_image_file (specified_file); | |
8486 | if (!STRINGP (file)) | |
63448a4d | 8487 | { |
45158a91 | 8488 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
8489 | UNGCPRO; |
8490 | return 0; | |
8491 | } | |
63448a4d | 8492 | |
5ad6a5fb GM |
8493 | /* Try to open the image file. */ |
8494 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
8495 | if (tiff == NULL) | |
8496 | { | |
8497 | image_error ("Cannot open `%s'", file, Qnil); | |
8498 | UNGCPRO; | |
8499 | return 0; | |
63448a4d | 8500 | } |
5ad6a5fb | 8501 | } |
63448a4d | 8502 | else |
5ad6a5fb GM |
8503 | { |
8504 | /* Memory source! */ | |
8505 | memsrc.bytes = XSTRING (specified_data)->data; | |
8506 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
8507 | memsrc.index = 0; | |
8508 | ||
8509 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
8510 | (TIFFReadWriteProc) tiff_read_from_memory, | |
8511 | (TIFFReadWriteProc) tiff_write_from_memory, | |
8512 | tiff_seek_in_memory, | |
8513 | tiff_close_memory, | |
8514 | tiff_size_of_memory, | |
8515 | tiff_mmap_memory, | |
8516 | tiff_unmap_memory); | |
8517 | ||
8518 | if (!tiff) | |
63448a4d | 8519 | { |
45158a91 | 8520 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8521 | UNGCPRO; |
8522 | return 0; | |
63448a4d | 8523 | } |
5ad6a5fb | 8524 | } |
333b20bb GM |
8525 | |
8526 | /* Get width and height of the image, and allocate a raster buffer | |
8527 | of width x height 32-bit values. */ | |
8528 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
8529 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
8530 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
8531 | ||
8532 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
8533 | TIFFClose (tiff); | |
8534 | if (!rc) | |
8535 | { | |
45158a91 | 8536 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
8537 | xfree (buf); |
8538 | UNGCPRO; | |
8539 | return 0; | |
8540 | } | |
8541 | ||
8542 | BLOCK_INPUT; | |
8543 | ||
8544 | /* Create the X image and pixmap. */ | |
45158a91 | 8545 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
8546 | { |
8547 | UNBLOCK_INPUT; | |
8548 | xfree (buf); | |
8549 | UNGCPRO; | |
8550 | return 0; | |
8551 | } | |
8552 | ||
8553 | /* Initialize the color table. */ | |
8554 | init_color_table (); | |
8555 | ||
8556 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
8557 | for (y = 0; y < height; ++y) | |
8558 | { | |
8559 | uint32 *row = buf + y * width; | |
8560 | ||
8561 | for (x = 0; x < width; ++x) | |
8562 | { | |
8563 | uint32 abgr = row[x]; | |
8564 | int r = TIFFGetR (abgr) << 8; | |
8565 | int g = TIFFGetG (abgr) << 8; | |
8566 | int b = TIFFGetB (abgr) << 8; | |
8567 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
8568 | } | |
8569 | } | |
8570 | ||
8571 | /* Remember the colors allocated for the image. Free the color table. */ | |
8572 | img->colors = colors_in_color_table (&img->ncolors); | |
8573 | free_color_table (); | |
8574 | ||
8575 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8576 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8577 | x_destroy_x_image (ximg); | |
8578 | xfree (buf); | |
8579 | UNBLOCK_INPUT; | |
8580 | ||
8581 | img->width = width; | |
8582 | img->height = height; | |
8583 | ||
8584 | UNGCPRO; | |
8585 | return 1; | |
8586 | } | |
8587 | ||
8588 | #endif /* HAVE_TIFF != 0 */ | |
8589 | ||
8590 | ||
8591 | \f | |
8592 | /*********************************************************************** | |
8593 | GIF | |
8594 | ***********************************************************************/ | |
8595 | ||
8596 | #if HAVE_GIF | |
8597 | ||
8598 | #include <gif_lib.h> | |
8599 | ||
8600 | static int gif_image_p P_ ((Lisp_Object object)); | |
8601 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
8602 | ||
8603 | /* The symbol `gif' identifying images of this type. */ | |
8604 | ||
8605 | Lisp_Object Qgif; | |
8606 | ||
8607 | /* Indices of image specification fields in gif_format, below. */ | |
8608 | ||
8609 | enum gif_keyword_index | |
8610 | { | |
8611 | GIF_TYPE, | |
63448a4d | 8612 | GIF_DATA, |
333b20bb GM |
8613 | GIF_FILE, |
8614 | GIF_ASCENT, | |
8615 | GIF_MARGIN, | |
8616 | GIF_RELIEF, | |
8617 | GIF_ALGORITHM, | |
8618 | GIF_HEURISTIC_MASK, | |
8619 | GIF_IMAGE, | |
8620 | GIF_LAST | |
8621 | }; | |
8622 | ||
8623 | /* Vector of image_keyword structures describing the format | |
8624 | of valid user-defined image specifications. */ | |
8625 | ||
8626 | static struct image_keyword gif_format[GIF_LAST] = | |
8627 | { | |
8628 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8629 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8630 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8631 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8632 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8633 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8634 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8635 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8636 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} | |
8637 | }; | |
8638 | ||
8639 | /* Structure describing the image type `gif'. */ | |
8640 | ||
8641 | static struct image_type gif_type = | |
8642 | { | |
8643 | &Qgif, | |
8644 | gif_image_p, | |
8645 | gif_load, | |
8646 | x_clear_image, | |
8647 | NULL | |
8648 | }; | |
8649 | ||
333b20bb GM |
8650 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
8651 | ||
8652 | static int | |
8653 | gif_image_p (object) | |
8654 | Lisp_Object object; | |
8655 | { | |
8656 | struct image_keyword fmt[GIF_LAST]; | |
8657 | bcopy (gif_format, fmt, sizeof fmt); | |
8658 | ||
bfd2209f | 8659 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) |
333b20bb GM |
8660 | || (fmt[GIF_ASCENT].count |
8661 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
8662 | return 0; | |
5ad6a5fb | 8663 | |
63cec32f GM |
8664 | /* Must specify either the :data or :file keyword. */ |
8665 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
8666 | } |
8667 | ||
63448a4d WP |
8668 | /* Reading a GIF image from memory |
8669 | Based on the PNG memory stuff to a certain extent. */ | |
8670 | ||
5ad6a5fb GM |
8671 | typedef struct |
8672 | { | |
63448a4d WP |
8673 | unsigned char *bytes; |
8674 | size_t len; | |
8675 | int index; | |
5ad6a5fb GM |
8676 | } |
8677 | gif_memory_source; | |
63448a4d | 8678 | |
f036834a GM |
8679 | /* Make the current memory source available to gif_read_from_memory. |
8680 | It's done this way because not all versions of libungif support | |
8681 | a UserData field in the GifFileType structure. */ | |
8682 | static gif_memory_source *current_gif_memory_src; | |
8683 | ||
5ad6a5fb GM |
8684 | static int |
8685 | gif_read_from_memory (file, buf, len) | |
8686 | GifFileType *file; | |
8687 | GifByteType *buf; | |
8688 | int len; | |
63448a4d | 8689 | { |
f036834a | 8690 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 8691 | |
5ad6a5fb GM |
8692 | if (len > src->len - src->index) |
8693 | return -1; | |
63448a4d | 8694 | |
5ad6a5fb | 8695 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
8696 | src->index += len; |
8697 | return len; | |
8698 | } | |
333b20bb | 8699 | |
5ad6a5fb | 8700 | |
333b20bb GM |
8701 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
8702 | successful. */ | |
8703 | ||
8704 | static int | |
8705 | gif_load (f, img) | |
8706 | struct frame *f; | |
8707 | struct image *img; | |
8708 | { | |
8709 | Lisp_Object file, specified_file; | |
63448a4d | 8710 | Lisp_Object specified_data; |
333b20bb GM |
8711 | int rc, width, height, x, y, i; |
8712 | XImage *ximg; | |
8713 | ColorMapObject *gif_color_map; | |
8714 | unsigned long pixel_colors[256]; | |
8715 | GifFileType *gif; | |
8716 | struct gcpro gcpro1; | |
8717 | Lisp_Object image; | |
8718 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 8719 | gif_memory_source memsrc; |
9b784e96 | 8720 | unsigned char *raster; |
333b20bb GM |
8721 | |
8722 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8723 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8724 | file = Qnil; |
8725 | GCPRO1 (file); | |
63448a4d WP |
8726 | |
8727 | if (NILP (specified_data)) | |
5ad6a5fb GM |
8728 | { |
8729 | file = x_find_image_file (specified_file); | |
8730 | if (!STRINGP (file)) | |
63448a4d | 8731 | { |
45158a91 | 8732 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8733 | UNGCPRO; |
8734 | return 0; | |
8735 | } | |
333b20bb | 8736 | |
5ad6a5fb GM |
8737 | /* Open the GIF file. */ |
8738 | gif = DGifOpenFileName (XSTRING (file)->data); | |
8739 | if (gif == NULL) | |
8740 | { | |
8741 | image_error ("Cannot open `%s'", file, Qnil); | |
8742 | UNGCPRO; | |
8743 | return 0; | |
63448a4d | 8744 | } |
5ad6a5fb | 8745 | } |
63448a4d | 8746 | else |
5ad6a5fb GM |
8747 | { |
8748 | /* Read from memory! */ | |
f036834a | 8749 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
8750 | memsrc.bytes = XSTRING (specified_data)->data; |
8751 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
8752 | memsrc.index = 0; | |
63448a4d | 8753 | |
5ad6a5fb GM |
8754 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
8755 | if (!gif) | |
8756 | { | |
45158a91 | 8757 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8758 | UNGCPRO; |
8759 | return 0; | |
63448a4d | 8760 | } |
5ad6a5fb | 8761 | } |
333b20bb GM |
8762 | |
8763 | /* Read entire contents. */ | |
8764 | rc = DGifSlurp (gif); | |
8765 | if (rc == GIF_ERROR) | |
8766 | { | |
45158a91 | 8767 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
8768 | DGifCloseFile (gif); |
8769 | UNGCPRO; | |
8770 | return 0; | |
8771 | } | |
8772 | ||
3ccff1e3 | 8773 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
8774 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
8775 | if (ino >= gif->ImageCount) | |
8776 | { | |
45158a91 GM |
8777 | image_error ("Invalid image number `%s' in image `%s'", |
8778 | image, img->spec); | |
333b20bb GM |
8779 | DGifCloseFile (gif); |
8780 | UNGCPRO; | |
8781 | return 0; | |
8782 | } | |
8783 | ||
8784 | width = img->width = gif->SWidth; | |
8785 | height = img->height = gif->SHeight; | |
8786 | ||
8787 | BLOCK_INPUT; | |
8788 | ||
8789 | /* Create the X image and pixmap. */ | |
45158a91 | 8790 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
8791 | { |
8792 | UNBLOCK_INPUT; | |
8793 | DGifCloseFile (gif); | |
8794 | UNGCPRO; | |
8795 | return 0; | |
8796 | } | |
8797 | ||
8798 | /* Allocate colors. */ | |
8799 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
8800 | if (!gif_color_map) | |
8801 | gif_color_map = gif->SColorMap; | |
8802 | init_color_table (); | |
8803 | bzero (pixel_colors, sizeof pixel_colors); | |
8804 | ||
8805 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
8806 | { | |
8807 | int r = gif_color_map->Colors[i].Red << 8; | |
8808 | int g = gif_color_map->Colors[i].Green << 8; | |
8809 | int b = gif_color_map->Colors[i].Blue << 8; | |
8810 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
8811 | } | |
8812 | ||
8813 | img->colors = colors_in_color_table (&img->ncolors); | |
8814 | free_color_table (); | |
8815 | ||
8816 | /* Clear the part of the screen image that are not covered by | |
8817 | the image from the GIF file. Full animated GIF support | |
8818 | requires more than can be done here (see the gif89 spec, | |
8819 | disposal methods). Let's simply assume that the part | |
8820 | not covered by a sub-image is in the frame's background color. */ | |
8821 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
8822 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
8823 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
8824 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
8825 | ||
8826 | for (y = 0; y < image_top; ++y) | |
8827 | for (x = 0; x < width; ++x) | |
8828 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8829 | ||
8830 | for (y = image_top + image_height; y < height; ++y) | |
8831 | for (x = 0; x < width; ++x) | |
8832 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8833 | ||
8834 | for (y = image_top; y < image_top + image_height; ++y) | |
8835 | { | |
8836 | for (x = 0; x < image_left; ++x) | |
8837 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8838 | for (x = image_left + image_width; x < width; ++x) | |
8839 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8840 | } | |
8841 | ||
9b784e96 GM |
8842 | /* Read the GIF image into the X image. We use a local variable |
8843 | `raster' here because RasterBits below is a char *, and invites | |
8844 | problems with bytes >= 0x80. */ | |
8845 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
8846 | ||
333b20bb GM |
8847 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
8848 | { | |
8849 | static int interlace_start[] = {0, 4, 2, 1}; | |
8850 | static int interlace_increment[] = {8, 8, 4, 2}; | |
8851 | int pass, inc; | |
06482119 GM |
8852 | int row = interlace_start[0]; |
8853 | ||
8854 | pass = 0; | |
333b20bb | 8855 | |
06482119 | 8856 | for (y = 0; y < image_height; y++) |
333b20bb | 8857 | { |
06482119 GM |
8858 | if (row >= image_height) |
8859 | { | |
8860 | row = interlace_start[++pass]; | |
8861 | while (row >= image_height) | |
8862 | row = interlace_start[++pass]; | |
8863 | } | |
8864 | ||
8865 | for (x = 0; x < image_width; x++) | |
8866 | { | |
9b784e96 | 8867 | int i = raster[(y * image_width) + x]; |
06482119 GM |
8868 | XPutPixel (ximg, x + image_left, row + image_top, |
8869 | pixel_colors[i]); | |
8870 | } | |
8871 | ||
8872 | row += interlace_increment[pass]; | |
333b20bb GM |
8873 | } |
8874 | } | |
8875 | else | |
8876 | { | |
8877 | for (y = 0; y < image_height; ++y) | |
8878 | for (x = 0; x < image_width; ++x) | |
8879 | { | |
9b784e96 | 8880 | int i = raster[y * image_width + x]; |
333b20bb GM |
8881 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
8882 | } | |
8883 | } | |
8884 | ||
8885 | DGifCloseFile (gif); | |
8886 | ||
8887 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8888 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8889 | x_destroy_x_image (ximg); | |
8890 | UNBLOCK_INPUT; | |
8891 | ||
8892 | UNGCPRO; | |
8893 | return 1; | |
8894 | } | |
8895 | ||
8896 | #endif /* HAVE_GIF != 0 */ | |
8897 | ||
8898 | ||
8899 | \f | |
8900 | /*********************************************************************** | |
8901 | Ghostscript | |
8902 | ***********************************************************************/ | |
8903 | ||
8904 | static int gs_image_p P_ ((Lisp_Object object)); | |
8905 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
8906 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
8907 | ||
fcf431dc | 8908 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 8909 | |
fcf431dc | 8910 | Lisp_Object Qpostscript; |
333b20bb GM |
8911 | |
8912 | /* Keyword symbols. */ | |
8913 | ||
8914 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
8915 | ||
8916 | /* Indices of image specification fields in gs_format, below. */ | |
8917 | ||
8918 | enum gs_keyword_index | |
8919 | { | |
8920 | GS_TYPE, | |
8921 | GS_PT_WIDTH, | |
8922 | GS_PT_HEIGHT, | |
8923 | GS_FILE, | |
8924 | GS_LOADER, | |
8925 | GS_BOUNDING_BOX, | |
8926 | GS_ASCENT, | |
8927 | GS_MARGIN, | |
8928 | GS_RELIEF, | |
8929 | GS_ALGORITHM, | |
8930 | GS_HEURISTIC_MASK, | |
8931 | GS_LAST | |
8932 | }; | |
8933 | ||
8934 | /* Vector of image_keyword structures describing the format | |
8935 | of valid user-defined image specifications. */ | |
8936 | ||
8937 | static struct image_keyword gs_format[GS_LAST] = | |
8938 | { | |
8939 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
8940 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
8941 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
8942 | {":file", IMAGE_STRING_VALUE, 1}, | |
8943 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
8944 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
8945 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8946 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8947 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8948 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8949 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8950 | }; | |
8951 | ||
8952 | /* Structure describing the image type `ghostscript'. */ | |
8953 | ||
8954 | static struct image_type gs_type = | |
8955 | { | |
fcf431dc | 8956 | &Qpostscript, |
333b20bb GM |
8957 | gs_image_p, |
8958 | gs_load, | |
8959 | gs_clear_image, | |
8960 | NULL | |
8961 | }; | |
8962 | ||
8963 | ||
8964 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
8965 | ||
8966 | static void | |
8967 | gs_clear_image (f, img) | |
8968 | struct frame *f; | |
8969 | struct image *img; | |
8970 | { | |
8971 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
8972 | xfree (img->data.ptr_val); | |
8973 | x_clear_image (f, img); | |
8974 | } | |
8975 | ||
8976 | ||
8977 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
8978 | specification. */ | |
8979 | ||
8980 | static int | |
8981 | gs_image_p (object) | |
8982 | Lisp_Object object; | |
8983 | { | |
8984 | struct image_keyword fmt[GS_LAST]; | |
8985 | Lisp_Object tem; | |
8986 | int i; | |
8987 | ||
8988 | bcopy (gs_format, fmt, sizeof fmt); | |
8989 | ||
bfd2209f | 8990 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) |
333b20bb GM |
8991 | || (fmt[GS_ASCENT].count |
8992 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
8993 | return 0; | |
8994 | ||
8995 | /* Bounding box must be a list or vector containing 4 integers. */ | |
8996 | tem = fmt[GS_BOUNDING_BOX].value; | |
8997 | if (CONSP (tem)) | |
8998 | { | |
8999 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9000 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9001 | return 0; | |
9002 | if (!NILP (tem)) | |
9003 | return 0; | |
9004 | } | |
9005 | else if (VECTORP (tem)) | |
9006 | { | |
9007 | if (XVECTOR (tem)->size != 4) | |
9008 | return 0; | |
9009 | for (i = 0; i < 4; ++i) | |
9010 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9011 | return 0; | |
9012 | } | |
9013 | else | |
9014 | return 0; | |
9015 | ||
9016 | return 1; | |
9017 | } | |
9018 | ||
9019 | ||
9020 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9021 | if successful. */ | |
9022 | ||
9023 | static int | |
9024 | gs_load (f, img) | |
9025 | struct frame *f; | |
9026 | struct image *img; | |
9027 | { | |
9028 | char buffer[100]; | |
9029 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9030 | struct gcpro gcpro1, gcpro2; | |
9031 | Lisp_Object frame; | |
9032 | double in_width, in_height; | |
9033 | Lisp_Object pixel_colors = Qnil; | |
9034 | ||
9035 | /* Compute pixel size of pixmap needed from the given size in the | |
9036 | image specification. Sizes in the specification are in pt. 1 pt | |
9037 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9038 | info. */ | |
9039 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9040 | in_width = XFASTINT (pt_width) / 72.0; | |
9041 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9042 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9043 | in_height = XFASTINT (pt_height) / 72.0; | |
9044 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9045 | ||
9046 | /* Create the pixmap. */ | |
9047 | BLOCK_INPUT; | |
9048 | xassert (img->pixmap == 0); | |
9049 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9050 | img->width, img->height, | |
9051 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
9052 | UNBLOCK_INPUT; | |
9053 | ||
9054 | if (!img->pixmap) | |
9055 | { | |
45158a91 | 9056 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9057 | return 0; |
9058 | } | |
9059 | ||
9060 | /* Call the loader to fill the pixmap. It returns a process object | |
9061 | if successful. We do not record_unwind_protect here because | |
9062 | other places in redisplay like calling window scroll functions | |
9063 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9064 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9065 | ||
9066 | sprintf (buffer, "%lu %lu", | |
9067 | (unsigned long) FRAME_X_WINDOW (f), | |
9068 | (unsigned long) img->pixmap); | |
9069 | window_and_pixmap_id = build_string (buffer); | |
9070 | ||
9071 | sprintf (buffer, "%lu %lu", | |
9072 | FRAME_FOREGROUND_PIXEL (f), | |
9073 | FRAME_BACKGROUND_PIXEL (f)); | |
9074 | pixel_colors = build_string (buffer); | |
9075 | ||
9076 | XSETFRAME (frame, f); | |
9077 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9078 | if (NILP (loader)) | |
9079 | loader = intern ("gs-load-image"); | |
9080 | ||
9081 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9082 | make_number (img->width), | |
9083 | make_number (img->height), | |
9084 | window_and_pixmap_id, | |
9085 | pixel_colors); | |
9086 | UNGCPRO; | |
9087 | return PROCESSP (img->data.lisp_val); | |
9088 | } | |
9089 | ||
9090 | ||
9091 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9092 | frame F. Called from XTread_socket when receiving an event | |
9093 | telling Emacs that Ghostscript has finished drawing. */ | |
9094 | ||
9095 | void | |
9096 | x_kill_gs_process (pixmap, f) | |
9097 | Pixmap pixmap; | |
9098 | struct frame *f; | |
9099 | { | |
9100 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9101 | int class, i; | |
9102 | struct image *img; | |
9103 | ||
9104 | /* Find the image containing PIXMAP. */ | |
9105 | for (i = 0; i < c->used; ++i) | |
9106 | if (c->images[i]->pixmap == pixmap) | |
9107 | break; | |
9108 | ||
9109 | /* Kill the GS process. We should have found PIXMAP in the image | |
9110 | cache and its image should contain a process object. */ | |
9111 | xassert (i < c->used); | |
9112 | img = c->images[i]; | |
9113 | xassert (PROCESSP (img->data.lisp_val)); | |
9114 | Fkill_process (img->data.lisp_val, Qnil); | |
9115 | img->data.lisp_val = Qnil; | |
9116 | ||
9117 | /* On displays with a mutable colormap, figure out the colors | |
9118 | allocated for the image by looking at the pixels of an XImage for | |
9119 | img->pixmap. */ | |
9120 | class = FRAME_X_DISPLAY_INFO (f)->visual->class; | |
9121 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
9122 | { | |
9123 | XImage *ximg; | |
9124 | ||
9125 | BLOCK_INPUT; | |
9126 | ||
9127 | /* Try to get an XImage for img->pixmep. */ | |
9128 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9129 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9130 | if (ximg) | |
9131 | { | |
9132 | int x, y; | |
9133 | ||
9134 | /* Initialize the color table. */ | |
9135 | init_color_table (); | |
9136 | ||
9137 | /* For each pixel of the image, look its color up in the | |
9138 | color table. After having done so, the color table will | |
9139 | contain an entry for each color used by the image. */ | |
9140 | for (y = 0; y < img->height; ++y) | |
9141 | for (x = 0; x < img->width; ++x) | |
9142 | { | |
9143 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9144 | lookup_pixel_color (f, pixel); | |
9145 | } | |
9146 | ||
9147 | /* Record colors in the image. Free color table and XImage. */ | |
9148 | img->colors = colors_in_color_table (&img->ncolors); | |
9149 | free_color_table (); | |
9150 | XDestroyImage (ximg); | |
9151 | ||
9152 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9153 | here, we get a BadAccess later in x_clear_image when | |
9154 | freeing the colors. */ | |
9155 | /* We have allocated colors once, but Ghostscript has also | |
9156 | allocated colors on behalf of us. So, to get the | |
9157 | reference counts right, free them once. */ | |
9158 | if (img->ncolors) | |
462d5d40 | 9159 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9160 | #endif |
9161 | } | |
9162 | else | |
9163 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9164 | img->spec, Qnil); |
333b20bb GM |
9165 | |
9166 | UNBLOCK_INPUT; | |
9167 | } | |
9168 | } | |
9169 | ||
9170 | ||
9171 | \f | |
9172 | /*********************************************************************** | |
9173 | Window properties | |
9174 | ***********************************************************************/ | |
9175 | ||
9176 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9177 | Sx_change_window_property, 2, 3, 0, | |
9178 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
9179 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
9180 | selected frame. Value is VALUE.") | |
9181 | (prop, value, frame) | |
9182 | Lisp_Object frame, prop, value; | |
9183 | { | |
9184 | struct frame *f = check_x_frame (frame); | |
9185 | Atom prop_atom; | |
9186 | ||
9187 | CHECK_STRING (prop, 1); | |
9188 | CHECK_STRING (value, 2); | |
9189 | ||
9190 | BLOCK_INPUT; | |
9191 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9192 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9193 | prop_atom, XA_STRING, 8, PropModeReplace, | |
9194 | XSTRING (value)->data, XSTRING (value)->size); | |
9195 | ||
9196 | /* Make sure the property is set when we return. */ | |
9197 | XFlush (FRAME_X_DISPLAY (f)); | |
9198 | UNBLOCK_INPUT; | |
9199 | ||
9200 | return value; | |
9201 | } | |
9202 | ||
9203 | ||
9204 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9205 | Sx_delete_window_property, 1, 2, 0, | |
9206 | "Remove window property PROP from X window of FRAME.\n\ | |
9207 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
9208 | (prop, frame) | |
9209 | Lisp_Object prop, frame; | |
9210 | { | |
9211 | struct frame *f = check_x_frame (frame); | |
9212 | Atom prop_atom; | |
9213 | ||
9214 | CHECK_STRING (prop, 1); | |
9215 | BLOCK_INPUT; | |
9216 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9217 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
9218 | ||
9219 | /* Make sure the property is removed when we return. */ | |
9220 | XFlush (FRAME_X_DISPLAY (f)); | |
9221 | UNBLOCK_INPUT; | |
9222 | ||
9223 | return prop; | |
9224 | } | |
9225 | ||
9226 | ||
9227 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9228 | 1, 2, 0, | |
9229 | "Value is the value of window property PROP on FRAME.\n\ | |
9230 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
9231 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
9232 | value.") | |
9233 | (prop, frame) | |
9234 | Lisp_Object prop, frame; | |
9235 | { | |
9236 | struct frame *f = check_x_frame (frame); | |
9237 | Atom prop_atom; | |
9238 | int rc; | |
9239 | Lisp_Object prop_value = Qnil; | |
9240 | char *tmp_data = NULL; | |
9241 | Atom actual_type; | |
9242 | int actual_format; | |
9243 | unsigned long actual_size, bytes_remaining; | |
9244 | ||
9245 | CHECK_STRING (prop, 1); | |
9246 | BLOCK_INPUT; | |
9247 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9248 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9249 | prop_atom, 0, 0, False, XA_STRING, | |
9250 | &actual_type, &actual_format, &actual_size, | |
9251 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9252 | if (rc == Success) | |
9253 | { | |
9254 | int size = bytes_remaining; | |
9255 | ||
9256 | XFree (tmp_data); | |
9257 | tmp_data = NULL; | |
9258 | ||
9259 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9260 | prop_atom, 0, bytes_remaining, | |
9261 | False, XA_STRING, | |
9262 | &actual_type, &actual_format, | |
9263 | &actual_size, &bytes_remaining, | |
9264 | (unsigned char **) &tmp_data); | |
9265 | if (rc == Success) | |
9266 | prop_value = make_string (tmp_data, size); | |
9267 | ||
9268 | XFree (tmp_data); | |
9269 | } | |
9270 | ||
9271 | UNBLOCK_INPUT; | |
9272 | return prop_value; | |
9273 | } | |
9274 | ||
9275 | ||
9276 | \f | |
9277 | /*********************************************************************** | |
9278 | Busy cursor | |
9279 | ***********************************************************************/ | |
9280 | ||
4ae9a85e GM |
9281 | /* If non-null, an asynchronous timer that, when it expires, displays |
9282 | a busy cursor on all frames. */ | |
333b20bb | 9283 | |
4ae9a85e | 9284 | static struct atimer *busy_cursor_atimer; |
333b20bb | 9285 | |
4ae9a85e | 9286 | /* Non-zero means a busy cursor is currently shown. */ |
333b20bb | 9287 | |
4ae9a85e | 9288 | static int busy_cursor_shown_p; |
333b20bb | 9289 | |
4ae9a85e | 9290 | /* Number of seconds to wait before displaying a busy cursor. */ |
333b20bb | 9291 | |
4ae9a85e | 9292 | static Lisp_Object Vbusy_cursor_delay; |
333b20bb | 9293 | |
4ae9a85e GM |
9294 | /* Default number of seconds to wait before displaying a busy |
9295 | cursor. */ | |
9296 | ||
9297 | #define DEFAULT_BUSY_CURSOR_DELAY 1 | |
9298 | ||
9299 | /* Function prototypes. */ | |
9300 | ||
9301 | static void show_busy_cursor P_ ((struct atimer *)); | |
9302 | static void hide_busy_cursor P_ ((void)); | |
9303 | ||
9304 | ||
9305 | /* Cancel a currently active busy-cursor timer, and start a new one. */ | |
9306 | ||
9307 | void | |
9308 | start_busy_cursor () | |
333b20bb | 9309 | { |
4ae9a85e | 9310 | EMACS_TIME delay; |
3caa99d3 | 9311 | int secs, usecs = 0; |
4ae9a85e GM |
9312 | |
9313 | cancel_busy_cursor (); | |
9314 | ||
9315 | if (INTEGERP (Vbusy_cursor_delay) | |
9316 | && XINT (Vbusy_cursor_delay) > 0) | |
9317 | secs = XFASTINT (Vbusy_cursor_delay); | |
3caa99d3 GM |
9318 | else if (FLOATP (Vbusy_cursor_delay) |
9319 | && XFLOAT_DATA (Vbusy_cursor_delay) > 0) | |
9320 | { | |
9321 | Lisp_Object tem; | |
9322 | tem = Ftruncate (Vbusy_cursor_delay, Qnil); | |
9323 | secs = XFASTINT (tem); | |
9324 | usecs = (XFLOAT_DATA (Vbusy_cursor_delay) - secs) * 1000000; | |
9325 | } | |
4ae9a85e GM |
9326 | else |
9327 | secs = DEFAULT_BUSY_CURSOR_DELAY; | |
9328 | ||
3caa99d3 | 9329 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
4ae9a85e GM |
9330 | busy_cursor_atimer = start_atimer (ATIMER_RELATIVE, delay, |
9331 | show_busy_cursor, NULL); | |
9332 | } | |
9333 | ||
9334 | ||
9335 | /* Cancel the busy cursor timer if active, hide a busy cursor if | |
9336 | shown. */ | |
9337 | ||
9338 | void | |
9339 | cancel_busy_cursor () | |
9340 | { | |
9341 | if (busy_cursor_atimer) | |
99f01f62 GM |
9342 | { |
9343 | cancel_atimer (busy_cursor_atimer); | |
9344 | busy_cursor_atimer = NULL; | |
9345 | } | |
9346 | ||
4ae9a85e GM |
9347 | if (busy_cursor_shown_p) |
9348 | hide_busy_cursor (); | |
9349 | } | |
9350 | ||
9351 | ||
9352 | /* Timer function of busy_cursor_atimer. TIMER is equal to | |
9353 | busy_cursor_atimer. | |
9354 | ||
9355 | Display a busy cursor on all frames by mapping the frames' | |
9356 | busy_window. Set the busy_p flag in the frames' output_data.x | |
9357 | structure to indicate that a busy cursor is shown on the | |
9358 | frames. */ | |
9359 | ||
9360 | static void | |
9361 | show_busy_cursor (timer) | |
9362 | struct atimer *timer; | |
9363 | { | |
9364 | /* The timer implementation will cancel this timer automatically | |
9365 | after this function has run. Set busy_cursor_atimer to null | |
9366 | so that we know the timer doesn't have to be canceled. */ | |
9367 | busy_cursor_atimer = NULL; | |
9368 | ||
9369 | if (!busy_cursor_shown_p) | |
333b20bb GM |
9370 | { |
9371 | Lisp_Object rest, frame; | |
4ae9a85e GM |
9372 | |
9373 | BLOCK_INPUT; | |
9374 | ||
333b20bb GM |
9375 | FOR_EACH_FRAME (rest, frame) |
9376 | if (FRAME_X_P (XFRAME (frame))) | |
9377 | { | |
9378 | struct frame *f = XFRAME (frame); | |
4ae9a85e | 9379 | |
333b20bb | 9380 | f->output_data.x->busy_p = 1; |
4ae9a85e | 9381 | |
333b20bb GM |
9382 | if (!f->output_data.x->busy_window) |
9383 | { | |
9384 | unsigned long mask = CWCursor; | |
9385 | XSetWindowAttributes attrs; | |
4ae9a85e | 9386 | |
333b20bb | 9387 | attrs.cursor = f->output_data.x->busy_cursor; |
4ae9a85e | 9388 | |
333b20bb GM |
9389 | f->output_data.x->busy_window |
9390 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
9391 | FRAME_OUTER_WINDOW (f), | |
9392 | 0, 0, 32000, 32000, 0, 0, | |
dc6f74cf GM |
9393 | InputOnly, |
9394 | CopyFromParent, | |
333b20bb GM |
9395 | mask, &attrs); |
9396 | } | |
4ae9a85e | 9397 | |
333b20bb | 9398 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); |
4ae9a85e | 9399 | XFlush (FRAME_X_DISPLAY (f)); |
333b20bb | 9400 | } |
333b20bb | 9401 | |
4ae9a85e GM |
9402 | busy_cursor_shown_p = 1; |
9403 | UNBLOCK_INPUT; | |
9404 | } | |
333b20bb GM |
9405 | } |
9406 | ||
9407 | ||
4ae9a85e | 9408 | /* Hide the busy cursor on all frames, if it is currently shown. */ |
333b20bb | 9409 | |
4ae9a85e GM |
9410 | static void |
9411 | hide_busy_cursor () | |
9412 | { | |
9413 | if (busy_cursor_shown_p) | |
333b20bb | 9414 | { |
4ae9a85e GM |
9415 | Lisp_Object rest, frame; |
9416 | ||
9417 | BLOCK_INPUT; | |
9418 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 9419 | { |
4ae9a85e GM |
9420 | struct frame *f = XFRAME (frame); |
9421 | ||
9422 | if (FRAME_X_P (f) | |
9423 | /* Watch out for newly created frames. */ | |
9424 | && f->output_data.x->busy_window) | |
9425 | { | |
9426 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
9427 | /* Sync here because XTread_socket looks at the busy_p flag | |
9428 | that is reset to zero below. */ | |
9429 | XSync (FRAME_X_DISPLAY (f), False); | |
9430 | f->output_data.x->busy_p = 0; | |
9431 | } | |
333b20bb | 9432 | } |
333b20bb | 9433 | |
4ae9a85e GM |
9434 | busy_cursor_shown_p = 0; |
9435 | UNBLOCK_INPUT; | |
9436 | } | |
333b20bb GM |
9437 | } |
9438 | ||
9439 | ||
9440 | \f | |
9441 | /*********************************************************************** | |
9442 | Tool tips | |
9443 | ***********************************************************************/ | |
9444 | ||
9445 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
9446 | Lisp_Object)); | |
9447 | ||
9448 | /* The frame of a currently visible tooltip, or null. */ | |
9449 | ||
9450 | struct frame *tip_frame; | |
9451 | ||
9452 | /* If non-nil, a timer started that hides the last tooltip when it | |
9453 | fires. */ | |
9454 | ||
9455 | Lisp_Object tip_timer; | |
9456 | Window tip_window; | |
9457 | ||
9458 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
9459 | PARMS is a list of frame parameters. Value is the frame. */ | |
9460 | ||
9461 | static Lisp_Object | |
9462 | x_create_tip_frame (dpyinfo, parms) | |
9463 | struct x_display_info *dpyinfo; | |
9464 | Lisp_Object parms; | |
9465 | { | |
9466 | struct frame *f; | |
9467 | Lisp_Object frame, tem; | |
9468 | Lisp_Object name; | |
333b20bb GM |
9469 | long window_prompting = 0; |
9470 | int width, height; | |
9471 | int count = specpdl_ptr - specpdl; | |
b6d7acec | 9472 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb GM |
9473 | struct kboard *kb; |
9474 | ||
9475 | check_x (); | |
9476 | ||
9477 | /* Use this general default value to start with until we know if | |
9478 | this frame has a specified name. */ | |
9479 | Vx_resource_name = Vinvocation_name; | |
9480 | ||
9481 | #ifdef MULTI_KBOARD | |
9482 | kb = dpyinfo->kboard; | |
9483 | #else | |
9484 | kb = &the_only_kboard; | |
9485 | #endif | |
9486 | ||
9487 | /* Get the name of the frame to use for resource lookup. */ | |
9488 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
9489 | if (!STRINGP (name) | |
9490 | && !EQ (name, Qunbound) | |
9491 | && !NILP (name)) | |
9492 | error ("Invalid frame name--not a string or nil"); | |
9493 | Vx_resource_name = name; | |
9494 | ||
9495 | frame = Qnil; | |
9496 | GCPRO3 (parms, name, frame); | |
9497 | tip_frame = f = make_frame (1); | |
9498 | XSETFRAME (frame, f); | |
9499 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
9500 | ||
9501 | f->output_method = output_x_window; | |
9502 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
9503 | bzero (f->output_data.x, sizeof (struct x_output)); | |
9504 | f->output_data.x->icon_bitmap = -1; | |
9505 | f->output_data.x->fontset = -1; | |
9506 | f->icon_name = Qnil; | |
9507 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
9508 | #ifdef MULTI_KBOARD | |
9509 | FRAME_KBOARD (f) = kb; | |
9510 | #endif | |
9511 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
9512 | f->output_data.x->explicit_parent = 0; | |
9513 | ||
9514 | /* Set the name; the functions to which we pass f expect the name to | |
9515 | be set. */ | |
9516 | if (EQ (name, Qunbound) || NILP (name)) | |
9517 | { | |
9518 | f->name = build_string (dpyinfo->x_id_name); | |
9519 | f->explicit_name = 0; | |
9520 | } | |
9521 | else | |
9522 | { | |
9523 | f->name = name; | |
9524 | f->explicit_name = 1; | |
9525 | /* use the frame's title when getting resources for this frame. */ | |
9526 | specbind (Qx_resource_name, name); | |
9527 | } | |
9528 | ||
9529 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ | |
8e713be6 KR |
9530 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
9531 | fs_register_fontset (f, XCAR (tem)); | |
333b20bb GM |
9532 | |
9533 | /* Extract the window parameters from the supplied values | |
9534 | that are needed to determine window geometry. */ | |
9535 | { | |
9536 | Lisp_Object font; | |
9537 | ||
9538 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
9539 | ||
9540 | BLOCK_INPUT; | |
9541 | /* First, try whatever font the caller has specified. */ | |
9542 | if (STRINGP (font)) | |
9543 | { | |
9544 | tem = Fquery_fontset (font, Qnil); | |
9545 | if (STRINGP (tem)) | |
9546 | font = x_new_fontset (f, XSTRING (tem)->data); | |
9547 | else | |
9548 | font = x_new_font (f, XSTRING (font)->data); | |
9549 | } | |
9550 | ||
9551 | /* Try out a font which we hope has bold and italic variations. */ | |
9552 | if (!STRINGP (font)) | |
9553 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
9554 | if (!STRINGP (font)) | |
9555 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9556 | if (! STRINGP (font)) | |
9557 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9558 | if (! STRINGP (font)) | |
9559 | /* This was formerly the first thing tried, but it finds too many fonts | |
9560 | and takes too long. */ | |
9561 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
9562 | /* If those didn't work, look for something which will at least work. */ | |
9563 | if (! STRINGP (font)) | |
9564 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
9565 | UNBLOCK_INPUT; | |
9566 | if (! STRINGP (font)) | |
9567 | font = build_string ("fixed"); | |
9568 | ||
9569 | x_default_parameter (f, parms, Qfont, font, | |
9570 | "font", "Font", RES_TYPE_STRING); | |
9571 | } | |
9572 | ||
9573 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
9574 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
9575 | ||
9576 | /* This defaults to 2 in order to match xterm. We recognize either | |
9577 | internalBorderWidth or internalBorder (which is what xterm calls | |
9578 | it). */ | |
9579 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
9580 | { | |
9581 | Lisp_Object value; | |
9582 | ||
9583 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
9584 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
9585 | if (! EQ (value, Qunbound)) | |
9586 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
9587 | parms); | |
9588 | } | |
9589 | ||
9590 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
9591 | "internalBorderWidth", "internalBorderWidth", | |
9592 | RES_TYPE_NUMBER); | |
9593 | ||
9594 | /* Also do the stuff which must be set before the window exists. */ | |
9595 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
9596 | "foreground", "Foreground", RES_TYPE_STRING); | |
9597 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
9598 | "background", "Background", RES_TYPE_STRING); | |
9599 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
9600 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
9601 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
9602 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
9603 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
9604 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
9605 | ||
9606 | /* Init faces before x_default_parameter is called for scroll-bar | |
9607 | parameters because that function calls x_set_scroll_bar_width, | |
9608 | which calls change_frame_size, which calls Fset_window_buffer, | |
9609 | which runs hooks, which call Fvertical_motion. At the end, we | |
9610 | end up in init_iterator with a null face cache, which should not | |
9611 | happen. */ | |
9612 | init_frame_faces (f); | |
9613 | ||
9614 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
9615 | window_prompting = x_figure_window_size (f, parms); | |
9616 | ||
9617 | if (window_prompting & XNegative) | |
9618 | { | |
9619 | if (window_prompting & YNegative) | |
9620 | f->output_data.x->win_gravity = SouthEastGravity; | |
9621 | else | |
9622 | f->output_data.x->win_gravity = NorthEastGravity; | |
9623 | } | |
9624 | else | |
9625 | { | |
9626 | if (window_prompting & YNegative) | |
9627 | f->output_data.x->win_gravity = SouthWestGravity; | |
9628 | else | |
9629 | f->output_data.x->win_gravity = NorthWestGravity; | |
9630 | } | |
9631 | ||
9632 | f->output_data.x->size_hint_flags = window_prompting; | |
9633 | { | |
9634 | XSetWindowAttributes attrs; | |
9635 | unsigned long mask; | |
9636 | ||
9637 | BLOCK_INPUT; | |
9638 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
9b2956e2 GM |
9639 | /* Window managers look at the override-redirect flag to determine |
9640 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
9641 | 3.2.8). */ |
9642 | attrs.override_redirect = True; | |
9643 | attrs.save_under = True; | |
9644 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
9645 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
9646 | attrs.event_mask = StructureNotifyMask; | |
9647 | tip_window | |
9648 | = FRAME_X_WINDOW (f) | |
9649 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
9650 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
9651 | /* x, y, width, height */ | |
9652 | 0, 0, 1, 1, | |
9653 | /* Border. */ | |
9654 | 1, | |
9655 | CopyFromParent, InputOutput, CopyFromParent, | |
9656 | mask, &attrs); | |
9657 | UNBLOCK_INPUT; | |
9658 | } | |
9659 | ||
9660 | x_make_gc (f); | |
9661 | ||
333b20bb GM |
9662 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
9663 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9664 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
9665 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9666 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
9667 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
9668 | ||
9669 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
9670 | Change will not be effected unless different from the current | |
9671 | f->height. */ | |
9672 | width = f->width; | |
9673 | height = f->height; | |
9674 | f->height = 0; | |
9675 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 9676 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb GM |
9677 | |
9678 | f->no_split = 1; | |
9679 | ||
9680 | UNGCPRO; | |
9681 | ||
9682 | /* It is now ok to make the frame official even if we get an error | |
9683 | below. And the frame needs to be on Vframe_list or making it | |
9684 | visible won't work. */ | |
9685 | Vframe_list = Fcons (frame, Vframe_list); | |
9686 | ||
9687 | /* Now that the frame is official, it counts as a reference to | |
9688 | its display. */ | |
9689 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
9690 | ||
9691 | return unbind_to (count, frame); | |
9692 | } | |
9693 | ||
9694 | ||
9695 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 4, 0, | |
e82d09c9 GM |
9696 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
9697 | A tooltip window is a small X window displaying STRING at\n\ | |
9698 | the current mouse position.\n\ | |
333b20bb GM |
9699 | FRAME nil or omitted means use the selected frame.\n\ |
9700 | PARMS is an optional list of frame parameters which can be\n\ | |
9701 | used to change the tooltip's appearance.\n\ | |
9702 | Automatically hide the tooltip after TIMEOUT seconds.\n\ | |
9703 | TIMEOUT nil means use the default timeout of 5 seconds.") | |
9704 | (string, frame, parms, timeout) | |
68c45bf0 | 9705 | Lisp_Object string, frame, parms, timeout; |
333b20bb GM |
9706 | { |
9707 | struct frame *f; | |
9708 | struct window *w; | |
9709 | Window root, child; | |
333b20bb GM |
9710 | Lisp_Object buffer; |
9711 | struct buffer *old_buffer; | |
9712 | struct text_pos pos; | |
9713 | int i, width, height; | |
9714 | int root_x, root_y, win_x, win_y; | |
9715 | unsigned pmask; | |
393f2d14 | 9716 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb GM |
9717 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
9718 | int count = specpdl_ptr - specpdl; | |
9719 | ||
9720 | specbind (Qinhibit_redisplay, Qt); | |
9721 | ||
393f2d14 | 9722 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
9723 | |
9724 | CHECK_STRING (string, 0); | |
9725 | f = check_x_frame (frame); | |
9726 | if (NILP (timeout)) | |
9727 | timeout = make_number (5); | |
9728 | else | |
9729 | CHECK_NATNUM (timeout, 2); | |
9730 | ||
9731 | /* Hide a previous tip, if any. */ | |
9732 | Fx_hide_tip (); | |
9733 | ||
9734 | /* Add default values to frame parameters. */ | |
9735 | if (NILP (Fassq (Qname, parms))) | |
9736 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
9737 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
9738 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
9739 | if (NILP (Fassq (Qborder_width, parms))) | |
9740 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
9741 | if (NILP (Fassq (Qborder_color, parms))) | |
9742 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
9743 | if (NILP (Fassq (Qbackground_color, parms))) | |
9744 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
9745 | parms); | |
9746 | ||
9747 | /* Create a frame for the tooltip, and record it in the global | |
9748 | variable tip_frame. */ | |
9749 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms); | |
9750 | tip_frame = f = XFRAME (frame); | |
9751 | ||
9752 | /* Set up the frame's root window. Currently we use a size of 80 | |
9753 | columns x 40 lines. If someone wants to show a larger tip, he | |
9754 | will loose. I don't think this is a realistic case. */ | |
9755 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
9756 | w->left = w->top = make_number (0); | |
9757 | w->width = 80; | |
9758 | w->height = 40; | |
9759 | adjust_glyphs (f); | |
9760 | w->pseudo_window_p = 1; | |
9761 | ||
9762 | /* Display the tooltip text in a temporary buffer. */ | |
9763 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
9764 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
9765 | old_buffer = current_buffer; | |
9766 | set_buffer_internal_1 (XBUFFER (buffer)); | |
9767 | Ferase_buffer (); | |
9768 | Finsert (make_number (1), &string); | |
9769 | clear_glyph_matrix (w->desired_matrix); | |
9770 | clear_glyph_matrix (w->current_matrix); | |
9771 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
9772 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
9773 | ||
9774 | /* Compute width and height of the tooltip. */ | |
9775 | width = height = 0; | |
9776 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
9777 | { | |
9778 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
9779 | struct glyph *last; | |
9780 | int row_width; | |
9781 | ||
9782 | /* Stop at the first empty row at the end. */ | |
9783 | if (!row->enabled_p || !row->displays_text_p) | |
9784 | break; | |
9785 | ||
d7bf0342 GM |
9786 | /* Let the row go over the full width of the frame. */ |
9787 | row->full_width_p = 1; | |
333b20bb GM |
9788 | |
9789 | /* There's a glyph at the end of rows that is use to place | |
9790 | the cursor there. Don't include the width of this glyph. */ | |
9791 | if (row->used[TEXT_AREA]) | |
9792 | { | |
9793 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
9794 | row_width = row->pixel_width - last->pixel_width; | |
9795 | } | |
9796 | else | |
9797 | row_width = row->pixel_width; | |
9798 | ||
9799 | height += row->height; | |
9800 | width = max (width, row_width); | |
9801 | } | |
9802 | ||
9803 | /* Add the frame's internal border to the width and height the X | |
9804 | window should have. */ | |
9805 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
9806 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
9807 | ||
9808 | /* Move the tooltip window where the mouse pointer is. Resize and | |
9809 | show it. */ | |
9810 | BLOCK_INPUT; | |
9811 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
9812 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); | |
9813 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9814 | root_x + 5, root_y - height - 5, width, height); | |
9815 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); | |
9816 | UNBLOCK_INPUT; | |
9817 | ||
9818 | /* Draw into the window. */ | |
9819 | w->must_be_updated_p = 1; | |
9820 | update_single_window (w, 1); | |
9821 | ||
9822 | /* Restore original current buffer. */ | |
9823 | set_buffer_internal_1 (old_buffer); | |
9824 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
9825 | ||
9826 | /* Let the tip disappear after timeout seconds. */ | |
9827 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
9828 | intern ("x-hide-tip")); | |
a744a2ec DL |
9829 | |
9830 | UNGCPRO; | |
333b20bb GM |
9831 | return unbind_to (count, Qnil); |
9832 | } | |
9833 | ||
9834 | ||
9835 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 9836 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
9837 | Value is t is tooltip was open, nil otherwise.") |
9838 | () | |
9839 | { | |
9840 | int count = specpdl_ptr - specpdl; | |
9841 | int deleted_p = 0; | |
9842 | ||
9843 | specbind (Qinhibit_redisplay, Qt); | |
9844 | ||
9845 | if (!NILP (tip_timer)) | |
9846 | { | |
9847 | call1 (intern ("cancel-timer"), tip_timer); | |
9848 | tip_timer = Qnil; | |
9849 | } | |
9850 | ||
9851 | if (tip_frame) | |
9852 | { | |
9853 | Lisp_Object frame; | |
9854 | ||
9855 | XSETFRAME (frame, tip_frame); | |
9856 | Fdelete_frame (frame, Qt); | |
9857 | tip_frame = NULL; | |
9858 | deleted_p = 1; | |
9859 | } | |
9860 | ||
9861 | return unbind_to (count, deleted_p ? Qt : Qnil); | |
9862 | } | |
9863 | ||
9864 | ||
9865 | \f | |
9866 | /*********************************************************************** | |
9867 | File selection dialog | |
9868 | ***********************************************************************/ | |
9869 | ||
9870 | #ifdef USE_MOTIF | |
9871 | ||
9872 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
9873 | ||
9874 | static void | |
9875 | file_dialog_cb (widget, client_data, call_data) | |
9876 | Widget widget; | |
9877 | XtPointer call_data, client_data; | |
9878 | { | |
9879 | int *result = (int *) client_data; | |
9880 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
9881 | *result = cb->reason; | |
9882 | } | |
9883 | ||
9884 | ||
9885 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
9886 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
9887 | Use a file selection dialog.\n\ | |
9888 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
9889 | specified. Don't let the user enter a file name in the file\n\ | |
9890 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
9891 | (prompt, dir, default_filename, mustmatch) | |
9892 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
9893 | { | |
9894 | int result; | |
0fe92f72 | 9895 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
9896 | Lisp_Object file = Qnil; |
9897 | Widget dialog, text, list, help; | |
9898 | Arg al[10]; | |
9899 | int ac = 0; | |
9900 | extern XtAppContext Xt_app_con; | |
9901 | char *title; | |
9902 | XmString dir_xmstring, pattern_xmstring; | |
9903 | int popup_activated_flag; | |
9904 | int count = specpdl_ptr - specpdl; | |
9905 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
9906 | ||
9907 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
9908 | CHECK_STRING (prompt, 0); | |
9909 | CHECK_STRING (dir, 1); | |
9910 | ||
9911 | /* Prevent redisplay. */ | |
9912 | specbind (Qinhibit_redisplay, Qt); | |
9913 | ||
9914 | BLOCK_INPUT; | |
9915 | ||
9916 | /* Create the dialog with PROMPT as title, using DIR as initial | |
9917 | directory and using "*" as pattern. */ | |
9918 | dir = Fexpand_file_name (dir, Qnil); | |
9919 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
9920 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
9921 | ||
9922 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
9923 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
9924 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
9925 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
9926 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
9927 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
9928 | "fsb", al, ac); | |
9929 | XmStringFree (dir_xmstring); | |
9930 | XmStringFree (pattern_xmstring); | |
9931 | ||
9932 | /* Add callbacks for OK and Cancel. */ | |
9933 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
9934 | (XtPointer) &result); | |
9935 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
9936 | (XtPointer) &result); | |
9937 | ||
9938 | /* Disable the help button since we can't display help. */ | |
9939 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
9940 | XtSetSensitive (help, False); | |
9941 | ||
9942 | /* Mark OK button as default. */ | |
9943 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
9944 | XmNshowAsDefault, True, NULL); | |
9945 | ||
9946 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
9947 | dialog, so that the user must select a file from the files list | |
9948 | box. We can't remove it because we wouldn't have a way to get at | |
9949 | the result file name, then. */ | |
9950 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
9951 | if (!NILP (mustmatch)) | |
9952 | { | |
9953 | Widget label; | |
9954 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
9955 | XtSetSensitive (text, False); | |
9956 | XtSetSensitive (label, False); | |
9957 | } | |
9958 | ||
9959 | /* Manage the dialog, so that list boxes get filled. */ | |
9960 | XtManageChild (dialog); | |
9961 | ||
9962 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
9963 | must include the path for this to work. */ | |
9964 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
9965 | if (STRINGP (default_filename)) | |
9966 | { | |
9967 | XmString default_xmstring; | |
9968 | int item_pos; | |
9969 | ||
9970 | default_xmstring | |
9971 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
9972 | ||
9973 | if (!XmListItemExists (list, default_xmstring)) | |
9974 | { | |
9975 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
9976 | XmListAddItem (list, default_xmstring, 0); | |
9977 | item_pos = 0; | |
9978 | } | |
9979 | else | |
9980 | item_pos = XmListItemPos (list, default_xmstring); | |
9981 | XmStringFree (default_xmstring); | |
9982 | ||
9983 | /* Select the item and scroll it into view. */ | |
9984 | XmListSelectPos (list, item_pos, True); | |
9985 | XmListSetPos (list, item_pos); | |
9986 | } | |
9987 | ||
9988 | /* Process all events until the user presses Cancel or OK. */ | |
9989 | for (result = 0; result == 0;) | |
9990 | { | |
9991 | XEvent event; | |
9992 | Widget widget, parent; | |
9993 | ||
9994 | XtAppNextEvent (Xt_app_con, &event); | |
9995 | ||
9996 | /* See if the receiver of the event is one of the widgets of | |
9997 | the file selection dialog. If so, dispatch it. If not, | |
9998 | discard it. */ | |
9999 | widget = XtWindowToWidget (event.xany.display, event.xany.window); | |
10000 | parent = widget; | |
10001 | while (parent && parent != dialog) | |
10002 | parent = XtParent (parent); | |
10003 | ||
10004 | if (parent == dialog | |
10005 | || (event.type == Expose | |
10006 | && !process_expose_from_menu (event))) | |
10007 | XtDispatchEvent (&event); | |
10008 | } | |
10009 | ||
10010 | /* Get the result. */ | |
10011 | if (result == XmCR_OK) | |
10012 | { | |
10013 | XmString text; | |
10014 | String data; | |
10015 | ||
10016 | XtVaGetValues (dialog, XmNtextString, &text, 0); | |
10017 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); | |
10018 | XmStringFree (text); | |
10019 | file = build_string (data); | |
10020 | XtFree (data); | |
10021 | } | |
10022 | else | |
10023 | file = Qnil; | |
10024 | ||
10025 | /* Clean up. */ | |
10026 | XtUnmanageChild (dialog); | |
10027 | XtDestroyWidget (dialog); | |
10028 | UNBLOCK_INPUT; | |
10029 | UNGCPRO; | |
10030 | ||
10031 | /* Make "Cancel" equivalent to C-g. */ | |
10032 | if (NILP (file)) | |
10033 | Fsignal (Qquit, Qnil); | |
10034 | ||
10035 | return unbind_to (count, file); | |
10036 | } | |
10037 | ||
10038 | #endif /* USE_MOTIF */ | |
10039 | ||
10040 | \f | |
10041 | /*********************************************************************** | |
10042 | Tests | |
10043 | ***********************************************************************/ | |
10044 | ||
10045 | #if GLYPH_DEBUG | |
10046 | ||
10047 | DEFUN ("imagep", Fimagep, Simagep, 1, 1, 0, | |
10048 | "Value is non-nil if SPEC is a valid image specification.") | |
10049 | (spec) | |
10050 | Lisp_Object spec; | |
10051 | { | |
10052 | return valid_image_p (spec) ? Qt : Qnil; | |
10053 | } | |
10054 | ||
10055 | ||
10056 | DEFUN ("lookup-image", Flookup_image, Slookup_image, 1, 1, 0, "") | |
10057 | (spec) | |
10058 | Lisp_Object spec; | |
10059 | { | |
10060 | int id = -1; | |
10061 | ||
10062 | if (valid_image_p (spec)) | |
0fe92f72 | 10063 | id = lookup_image (SELECTED_FRAME (), spec); |
333b20bb GM |
10064 | |
10065 | debug_print (spec); | |
10066 | return make_number (id); | |
10067 | } | |
10068 | ||
10069 | #endif /* GLYPH_DEBUG != 0 */ | |
10070 | ||
10071 | ||
10072 | \f | |
10073 | /*********************************************************************** | |
10074 | Initialization | |
10075 | ***********************************************************************/ | |
10076 | ||
10077 | void | |
10078 | syms_of_xfns () | |
10079 | { | |
10080 | /* This is zero if not using X windows. */ | |
10081 | x_in_use = 0; | |
10082 | ||
10083 | /* The section below is built by the lisp expression at the top of the file, | |
10084 | just above where these variables are declared. */ | |
10085 | /*&&& init symbols here &&&*/ | |
10086 | Qauto_raise = intern ("auto-raise"); | |
10087 | staticpro (&Qauto_raise); | |
10088 | Qauto_lower = intern ("auto-lower"); | |
10089 | staticpro (&Qauto_lower); | |
10090 | Qbar = intern ("bar"); | |
dbc4e1c1 | 10091 | staticpro (&Qbar); |
f9942c9e JB |
10092 | Qborder_color = intern ("border-color"); |
10093 | staticpro (&Qborder_color); | |
10094 | Qborder_width = intern ("border-width"); | |
10095 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
10096 | Qbox = intern ("box"); |
10097 | staticpro (&Qbox); | |
f9942c9e JB |
10098 | Qcursor_color = intern ("cursor-color"); |
10099 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
10100 | Qcursor_type = intern ("cursor-type"); |
10101 | staticpro (&Qcursor_type); | |
f9942c9e JB |
10102 | Qgeometry = intern ("geometry"); |
10103 | staticpro (&Qgeometry); | |
f9942c9e JB |
10104 | Qicon_left = intern ("icon-left"); |
10105 | staticpro (&Qicon_left); | |
10106 | Qicon_top = intern ("icon-top"); | |
10107 | staticpro (&Qicon_top); | |
10108 | Qicon_type = intern ("icon-type"); | |
10109 | staticpro (&Qicon_type); | |
80534dd6 KH |
10110 | Qicon_name = intern ("icon-name"); |
10111 | staticpro (&Qicon_name); | |
f9942c9e JB |
10112 | Qinternal_border_width = intern ("internal-border-width"); |
10113 | staticpro (&Qinternal_border_width); | |
10114 | Qleft = intern ("left"); | |
10115 | staticpro (&Qleft); | |
1ab3d87e RS |
10116 | Qright = intern ("right"); |
10117 | staticpro (&Qright); | |
f9942c9e JB |
10118 | Qmouse_color = intern ("mouse-color"); |
10119 | staticpro (&Qmouse_color); | |
baaed68e JB |
10120 | Qnone = intern ("none"); |
10121 | staticpro (&Qnone); | |
f9942c9e JB |
10122 | Qparent_id = intern ("parent-id"); |
10123 | staticpro (&Qparent_id); | |
4701395c KH |
10124 | Qscroll_bar_width = intern ("scroll-bar-width"); |
10125 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
10126 | Qsuppress_icon = intern ("suppress-icon"); |
10127 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10128 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10129 | staticpro (&Qundefined_color); |
a3c87d4e JB |
10130 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
10131 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
10132 | Qvisibility = intern ("visibility"); |
10133 | staticpro (&Qvisibility); | |
f9942c9e JB |
10134 | Qwindow_id = intern ("window-id"); |
10135 | staticpro (&Qwindow_id); | |
2cbebefb RS |
10136 | Qouter_window_id = intern ("outer-window-id"); |
10137 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
10138 | Qx_frame_parameter = intern ("x-frame-parameter"); |
10139 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
10140 | Qx_resource_name = intern ("x-resource-name"); |
10141 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
10142 | Quser_position = intern ("user-position"); |
10143 | staticpro (&Quser_position); | |
10144 | Quser_size = intern ("user-size"); | |
10145 | staticpro (&Quser_size); | |
333b20bb GM |
10146 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
10147 | staticpro (&Qscroll_bar_foreground); | |
10148 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
10149 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
10150 | Qscreen_gamma = intern ("screen-gamma"); |
10151 | staticpro (&Qscreen_gamma); | |
f9942c9e JB |
10152 | /* This is the end of symbol initialization. */ |
10153 | ||
58cad5ed KH |
10154 | /* Text property `display' should be nonsticky by default. */ |
10155 | Vtext_property_default_nonsticky | |
10156 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10157 | ||
10158 | ||
333b20bb GM |
10159 | Qlaplace = intern ("laplace"); |
10160 | staticpro (&Qlaplace); | |
10161 | ||
a367641f RS |
10162 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
10163 | staticpro (&Qface_set_after_frame_default); | |
10164 | ||
01f1ba30 JB |
10165 | Fput (Qundefined_color, Qerror_conditions, |
10166 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10167 | Fput (Qundefined_color, Qerror_message, | |
10168 | build_string ("Undefined color")); | |
10169 | ||
f9942c9e JB |
10170 | init_x_parm_symbols (); |
10171 | ||
f1c7b5a6 RS |
10172 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
10173 | "List of directories to search for bitmap files for X."); | |
e241c09b | 10174 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10175 | |
16ae08a9 | 10176 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 10177 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
10178 | Changing the value does not affect existing frames\n\ |
10179 | unless you set the mouse color."); | |
01f1ba30 JB |
10180 | Vx_pointer_shape = Qnil; |
10181 | ||
d387c960 | 10182 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 10183 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
10184 | `x-get-resource' uses this as the first component of the instance name\n\ |
10185 | when requesting resource values.\n\ | |
10186 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
10187 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
10188 | switches, if present.\n\ |
10189 | \n\ | |
10190 | It may be useful to bind this variable locally around a call\n\ | |
10191 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 10192 | Vx_resource_name = Qnil; |
ac63d3d6 | 10193 | |
498e9ac3 RS |
10194 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
10195 | "The class Emacs uses to look up X resources.\n\ | |
10196 | `x-get-resource' uses this as the first component of the instance class\n\ | |
10197 | when requesting resource values.\n\ | |
10198 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
10199 | \n\ | |
10200 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
10201 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 10202 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
10203 | Vx_resource_class = build_string (EMACS_CLASS); |
10204 | ||
ca0ecbf5 | 10205 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10206 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
10207 | "The shape of the pointer when not over text.\n\ |
10208 | This variable takes effect when you create a new frame\n\ | |
10209 | or when you set the mouse color."); | |
af01ef26 | 10210 | #endif |
01f1ba30 JB |
10211 | Vx_nontext_pointer_shape = Qnil; |
10212 | ||
333b20bb GM |
10213 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
10214 | "The shape of the pointer when Emacs is busy.\n\ | |
10215 | This variable takes effect when you create a new frame\n\ | |
10216 | or when you set the mouse color."); | |
10217 | Vx_busy_pointer_shape = Qnil; | |
10218 | ||
10219 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
10220 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
10221 | display_busy_cursor_p = 1; | |
10222 | ||
4ae9a85e GM |
10223 | DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay, |
10224 | "*Seconds to wait before displaying a busy-cursor.\n\ | |
3caa99d3 | 10225 | Value must be an integer or float."); |
4ae9a85e GM |
10226 | Vbusy_cursor_delay = make_number (DEFAULT_BUSY_CURSOR_DELAY); |
10227 | ||
ca0ecbf5 | 10228 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10229 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
10230 | "The shape of the pointer when over the mode line.\n\ |
10231 | This variable takes effect when you create a new frame\n\ | |
10232 | or when you set the mouse color."); | |
af01ef26 | 10233 | #endif |
01f1ba30 JB |
10234 | Vx_mode_pointer_shape = Qnil; |
10235 | ||
d3b06468 | 10236 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
10237 | &Vx_sensitive_text_pointer_shape, |
10238 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
10239 | This variable takes effect when you create a new frame\n\ | |
10240 | or when you set the mouse color."); | |
10241 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 10242 | |
01f1ba30 JB |
10243 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
10244 | "A string indicating the foreground color of the cursor box."); | |
10245 | Vx_cursor_fore_pixel = Qnil; | |
10246 | ||
01f1ba30 | 10247 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
10248 | "Non-nil if no X window manager is in use.\n\ |
10249 | Emacs doesn't try to figure this out; this is always nil\n\ | |
10250 | unless you set it to something else."); | |
10251 | /* We don't have any way to find this out, so set it to nil | |
10252 | and maybe the user would like to set it to t. */ | |
10253 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 10254 | |
942ea06d KH |
10255 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
10256 | &Vx_pixel_size_width_font_regexp, | |
10257 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
10258 | \n\ | |
dcc13cda | 10259 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
10260 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
10261 | such a font. This is especially effective for such large fonts as\n\ | |
10262 | Chinese, Japanese, and Korean."); | |
10263 | Vx_pixel_size_width_font_regexp = Qnil; | |
10264 | ||
fcf431dc | 10265 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
10266 | "Time after which cached images are removed from the cache.\n\ |
10267 | When an image has not been displayed this many seconds, remove it\n\ | |
10268 | from the image cache. Value must be an integer or nil with nil\n\ | |
10269 | meaning don't clear the cache."); | |
fcf431dc | 10270 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb GM |
10271 | |
10272 | DEFVAR_LISP ("image-types", &Vimage_types, | |
10273 | "List of supported image types.\n\ | |
10274 | Each element of the list is a symbol for a supported image type."); | |
10275 | Vimage_types = Qnil; | |
10276 | ||
1d3dac41 | 10277 | #ifdef USE_X_TOOLKIT |
f1d238ef | 10278 | Fprovide (intern ("x-toolkit")); |
1d3dac41 | 10279 | #endif |
5b827abb KH |
10280 | #ifdef USE_MOTIF |
10281 | Fprovide (intern ("motif")); | |
10282 | #endif | |
01f1ba30 | 10283 | |
01f1ba30 | 10284 | defsubr (&Sx_get_resource); |
333b20bb GM |
10285 | |
10286 | /* X window properties. */ | |
10287 | defsubr (&Sx_change_window_property); | |
10288 | defsubr (&Sx_delete_window_property); | |
10289 | defsubr (&Sx_window_property); | |
10290 | ||
2d764c78 | 10291 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 10292 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
10293 | defsubr (&Sxw_color_defined_p); |
10294 | defsubr (&Sxw_color_values); | |
9d317b2c | 10295 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
10296 | defsubr (&Sx_server_vendor); |
10297 | defsubr (&Sx_server_version); | |
10298 | defsubr (&Sx_display_pixel_width); | |
10299 | defsubr (&Sx_display_pixel_height); | |
10300 | defsubr (&Sx_display_mm_width); | |
10301 | defsubr (&Sx_display_mm_height); | |
10302 | defsubr (&Sx_display_screens); | |
10303 | defsubr (&Sx_display_planes); | |
10304 | defsubr (&Sx_display_color_cells); | |
10305 | defsubr (&Sx_display_visual_class); | |
10306 | defsubr (&Sx_display_backing_store); | |
10307 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 10308 | defsubr (&Sx_parse_geometry); |
f676886a | 10309 | defsubr (&Sx_create_frame); |
01f1ba30 | 10310 | defsubr (&Sx_open_connection); |
08a90d6a RS |
10311 | defsubr (&Sx_close_connection); |
10312 | defsubr (&Sx_display_list); | |
01f1ba30 | 10313 | defsubr (&Sx_synchronize); |
3decc1e7 | 10314 | defsubr (&Sx_focus_frame); |
942ea06d KH |
10315 | |
10316 | /* Setting callback functions for fontset handler. */ | |
10317 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
10318 | |
10319 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
10320 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 10321 | list_fonts_func = x_list_fonts; |
333b20bb GM |
10322 | #endif |
10323 | ||
942ea06d | 10324 | load_font_func = x_load_font; |
bc1958c4 | 10325 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
10326 | query_font_func = x_query_font; |
10327 | set_frame_fontset_func = x_set_font; | |
10328 | check_window_system_func = check_x; | |
333b20bb GM |
10329 | |
10330 | /* Images. */ | |
10331 | Qxbm = intern ("xbm"); | |
10332 | staticpro (&Qxbm); | |
10333 | QCtype = intern (":type"); | |
10334 | staticpro (&QCtype); | |
333b20bb GM |
10335 | QCalgorithm = intern (":algorithm"); |
10336 | staticpro (&QCalgorithm); | |
10337 | QCheuristic_mask = intern (":heuristic-mask"); | |
10338 | staticpro (&QCheuristic_mask); | |
10339 | QCcolor_symbols = intern (":color-symbols"); | |
10340 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
10341 | QCascent = intern (":ascent"); |
10342 | staticpro (&QCascent); | |
10343 | QCmargin = intern (":margin"); | |
10344 | staticpro (&QCmargin); | |
10345 | QCrelief = intern (":relief"); | |
10346 | staticpro (&QCrelief); | |
fcf431dc GM |
10347 | Qpostscript = intern ("postscript"); |
10348 | staticpro (&Qpostscript); | |
333b20bb GM |
10349 | QCloader = intern (":loader"); |
10350 | staticpro (&QCloader); | |
10351 | QCbounding_box = intern (":bounding-box"); | |
10352 | staticpro (&QCbounding_box); | |
10353 | QCpt_width = intern (":pt-width"); | |
10354 | staticpro (&QCpt_width); | |
10355 | QCpt_height = intern (":pt-height"); | |
10356 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
10357 | QCindex = intern (":index"); |
10358 | staticpro (&QCindex); | |
333b20bb GM |
10359 | Qpbm = intern ("pbm"); |
10360 | staticpro (&Qpbm); | |
10361 | ||
10362 | #if HAVE_XPM | |
10363 | Qxpm = intern ("xpm"); | |
10364 | staticpro (&Qxpm); | |
10365 | #endif | |
10366 | ||
10367 | #if HAVE_JPEG | |
10368 | Qjpeg = intern ("jpeg"); | |
10369 | staticpro (&Qjpeg); | |
10370 | #endif | |
10371 | ||
10372 | #if HAVE_TIFF | |
10373 | Qtiff = intern ("tiff"); | |
10374 | staticpro (&Qtiff); | |
10375 | #endif | |
10376 | ||
10377 | #if HAVE_GIF | |
10378 | Qgif = intern ("gif"); | |
10379 | staticpro (&Qgif); | |
10380 | #endif | |
10381 | ||
10382 | #if HAVE_PNG | |
10383 | Qpng = intern ("png"); | |
10384 | staticpro (&Qpng); | |
10385 | #endif | |
10386 | ||
10387 | defsubr (&Sclear_image_cache); | |
10388 | ||
10389 | #if GLYPH_DEBUG | |
10390 | defsubr (&Simagep); | |
10391 | defsubr (&Slookup_image); | |
10392 | #endif | |
10393 | ||
4ae9a85e GM |
10394 | busy_cursor_atimer = NULL; |
10395 | busy_cursor_shown_p = 0; | |
333b20bb GM |
10396 | |
10397 | defsubr (&Sx_show_tip); | |
10398 | defsubr (&Sx_hide_tip); | |
10399 | staticpro (&tip_timer); | |
10400 | tip_timer = Qnil; | |
10401 | ||
10402 | #ifdef USE_MOTIF | |
10403 | defsubr (&Sx_file_dialog); | |
10404 | #endif | |
10405 | } | |
10406 | ||
10407 | ||
10408 | void | |
10409 | init_xfns () | |
10410 | { | |
10411 | image_types = NULL; | |
10412 | Vimage_types = Qnil; | |
10413 | ||
10414 | define_image_type (&xbm_type); | |
10415 | define_image_type (&gs_type); | |
10416 | define_image_type (&pbm_type); | |
10417 | ||
10418 | #if HAVE_XPM | |
10419 | define_image_type (&xpm_type); | |
10420 | #endif | |
10421 | ||
10422 | #if HAVE_JPEG | |
10423 | define_image_type (&jpeg_type); | |
10424 | #endif | |
10425 | ||
10426 | #if HAVE_TIFF | |
10427 | define_image_type (&tiff_type); | |
10428 | #endif | |
10429 | ||
10430 | #if HAVE_GIF | |
10431 | define_image_type (&gif_type); | |
10432 | #endif | |
10433 | ||
10434 | #if HAVE_PNG | |
10435 | define_image_type (&png_type); | |
10436 | #endif | |
01f1ba30 JB |
10437 | } |
10438 | ||
10439 | #endif /* HAVE_X_WINDOWS */ |