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; | |
82978295 | 1251 | screen_colormap = DefaultColormap (display, XDefaultScreen (display)); |
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 | ||
1328 | /* Given a string ARG naming a color, compute a pixel value from it | |
f676886a JB |
1329 | suitable for screen F. |
1330 | If F is not a color screen, return DEF (default) regardless of what | |
01f1ba30 JB |
1331 | ARG says. */ |
1332 | ||
1333 | int | |
b9dc4443 RS |
1334 | x_decode_color (f, arg, def) |
1335 | FRAME_PTR f; | |
01f1ba30 JB |
1336 | Lisp_Object arg; |
1337 | int def; | |
1338 | { | |
b9dc4443 | 1339 | XColor cdef; |
01f1ba30 JB |
1340 | |
1341 | CHECK_STRING (arg, 0); | |
1342 | ||
1343 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
b9dc4443 | 1344 | return BLACK_PIX_DEFAULT (f); |
01f1ba30 | 1345 | else if (strcmp (XSTRING (arg)->data, "white") == 0) |
b9dc4443 | 1346 | return WHITE_PIX_DEFAULT (f); |
01f1ba30 | 1347 | |
b9dc4443 | 1348 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
01f1ba30 | 1349 | return def; |
01f1ba30 | 1350 | |
2d764c78 | 1351 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1352 | by looking for a near-miss. */ |
2d764c78 | 1353 | if (x_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
95626e11 RS |
1354 | return cdef.pixel; |
1355 | ||
79873d50 RS |
1356 | Fsignal (Qerror, Fcons (build_string ("undefined color"), |
1357 | Fcons (arg, Qnil))); | |
01f1ba30 JB |
1358 | } |
1359 | \f | |
d62c8769 GM |
1360 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1361 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1362 | ||
1363 | static void | |
1364 | x_set_screen_gamma (f, new_value, old_value) | |
1365 | struct frame *f; | |
1366 | Lisp_Object new_value, old_value; | |
1367 | { | |
1368 | if (NILP (new_value)) | |
1369 | f->gamma = 0; | |
1370 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1371 | /* The value 0.4545 is the normal viewing gamma. */ | |
1372 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1373 | else | |
1374 | Fsignal (Qerror, Fcons (build_string ("Illegal screen-gamma"), | |
1375 | Fcons (new_value, Qnil))); | |
1376 | ||
1377 | clear_face_cache (0); | |
1378 | } | |
1379 | ||
1380 | ||
f676886a | 1381 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1382 | to set individual parameters. |
1383 | ||
fe24a618 | 1384 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1385 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1386 | In that case, just record the parameter's new value |
1387 | in the standard place; do not attempt to change the window. */ | |
1388 | ||
1389 | void | |
f676886a JB |
1390 | x_set_foreground_color (f, arg, oldval) |
1391 | struct frame *f; | |
01f1ba30 JB |
1392 | Lisp_Object arg, oldval; |
1393 | { | |
a76206dc | 1394 | unsigned long pixel |
b9dc4443 | 1395 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
a76206dc | 1396 | |
51a1d2d8 | 1397 | unload_color (f, f->output_data.x->foreground_pixel); |
a76206dc RS |
1398 | f->output_data.x->foreground_pixel = pixel; |
1399 | ||
fe24a618 | 1400 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1401 | { |
01f1ba30 | 1402 | BLOCK_INPUT; |
7556890b RS |
1403 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1404 | f->output_data.x->foreground_pixel); | |
1405 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1406 | f->output_data.x->foreground_pixel); | |
01f1ba30 | 1407 | UNBLOCK_INPUT; |
05c8abbe | 1408 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
179956b9 | 1409 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1410 | redraw_frame (f); |
01f1ba30 JB |
1411 | } |
1412 | } | |
1413 | ||
1414 | void | |
f676886a JB |
1415 | x_set_background_color (f, arg, oldval) |
1416 | struct frame *f; | |
01f1ba30 JB |
1417 | Lisp_Object arg, oldval; |
1418 | { | |
a76206dc | 1419 | unsigned long pixel |
b9dc4443 | 1420 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
01f1ba30 | 1421 | |
51a1d2d8 | 1422 | unload_color (f, f->output_data.x->background_pixel); |
a76206dc RS |
1423 | f->output_data.x->background_pixel = pixel; |
1424 | ||
fe24a618 | 1425 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1426 | { |
1427 | BLOCK_INPUT; | |
b9dc4443 | 1428 | /* The main frame area. */ |
7556890b RS |
1429 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1430 | f->output_data.x->background_pixel); | |
1431 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1432 | f->output_data.x->background_pixel); | |
1433 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
1434 | f->output_data.x->background_pixel); | |
b9dc4443 | 1435 | XSetWindowBackground (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 1436 | f->output_data.x->background_pixel); |
d8acee5f KH |
1437 | { |
1438 | Lisp_Object bar; | |
1439 | for (bar = FRAME_SCROLL_BARS (f); !NILP (bar); | |
1440 | bar = XSCROLL_BAR (bar)->next) | |
b9dc4443 | 1441 | XSetWindowBackground (FRAME_X_DISPLAY (f), |
d8acee5f | 1442 | SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
7556890b | 1443 | f->output_data.x->background_pixel); |
d8acee5f | 1444 | } |
01f1ba30 JB |
1445 | UNBLOCK_INPUT; |
1446 | ||
05c8abbe | 1447 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1448 | |
179956b9 | 1449 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1450 | redraw_frame (f); |
01f1ba30 JB |
1451 | } |
1452 | } | |
1453 | ||
1454 | void | |
f676886a JB |
1455 | x_set_mouse_color (f, arg, oldval) |
1456 | struct frame *f; | |
01f1ba30 JB |
1457 | Lisp_Object arg, oldval; |
1458 | { | |
95f80c78 | 1459 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
333b20bb | 1460 | Cursor busy_cursor; |
1dc6cfa6 | 1461 | int count; |
51a1d2d8 KH |
1462 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1463 | unsigned long mask_color = f->output_data.x->background_pixel; | |
a76206dc | 1464 | |
51a1d2d8 | 1465 | /* Don't let pointers be invisible. */ |
a76206dc RS |
1466 | if (mask_color == pixel |
1467 | && mask_color == f->output_data.x->background_pixel) | |
1468 | pixel = f->output_data.x->foreground_pixel; | |
1469 | ||
51a1d2d8 | 1470 | unload_color (f, f->output_data.x->mouse_pixel); |
a76206dc | 1471 | f->output_data.x->mouse_pixel = pixel; |
01f1ba30 JB |
1472 | |
1473 | BLOCK_INPUT; | |
fe24a618 | 1474 | |
eb8c3be9 | 1475 | /* It's not okay to crash if the user selects a screwy cursor. */ |
1dc6cfa6 | 1476 | count = x_catch_errors (FRAME_X_DISPLAY (f)); |
fe24a618 | 1477 | |
01f1ba30 JB |
1478 | if (!EQ (Qnil, Vx_pointer_shape)) |
1479 | { | |
1480 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
b9dc4443 | 1481 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1482 | } |
1483 | else | |
b9dc4443 | 1484 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1485 | x_check_errors (FRAME_X_DISPLAY (f), "bad text pointer cursor: %s"); |
01f1ba30 JB |
1486 | |
1487 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1488 | { | |
1489 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
b9dc4443 | 1490 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
01f1ba30 JB |
1491 | XINT (Vx_nontext_pointer_shape)); |
1492 | } | |
1493 | else | |
b9dc4443 | 1494 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_left_ptr); |
c4ec904f | 1495 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); |
01f1ba30 | 1496 | |
333b20bb GM |
1497 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
1498 | { | |
1499 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
1500 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1501 | XINT (Vx_busy_pointer_shape)); | |
1502 | } | |
1503 | else | |
1504 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_watch); | |
1505 | x_check_errors (FRAME_X_DISPLAY (f), "bad busy pointer cursor: %s"); | |
1506 | ||
1507 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
01f1ba30 JB |
1508 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1509 | { | |
1510 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
b9dc4443 RS |
1511 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
1512 | XINT (Vx_mode_pointer_shape)); | |
01f1ba30 JB |
1513 | } |
1514 | else | |
b9dc4443 | 1515 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1516 | x_check_errors (FRAME_X_DISPLAY (f), "bad modeline pointer cursor: %s"); |
95f80c78 | 1517 | |
ca0ecbf5 | 1518 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1519 | { |
ca0ecbf5 RS |
1520 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1521 | cross_cursor | |
b9dc4443 | 1522 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
ca0ecbf5 | 1523 | XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1524 | } |
1525 | else | |
b9dc4443 | 1526 | cross_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_crosshair); |
01f1ba30 | 1527 | |
fe24a618 | 1528 | /* Check and report errors with the above calls. */ |
c4ec904f | 1529 | x_check_errors (FRAME_X_DISPLAY (f), "can't set cursor shape: %s"); |
1dc6cfa6 | 1530 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
fe24a618 | 1531 | |
01f1ba30 JB |
1532 | { |
1533 | XColor fore_color, back_color; | |
1534 | ||
7556890b | 1535 | fore_color.pixel = f->output_data.x->mouse_pixel; |
01f1ba30 | 1536 | back_color.pixel = mask_color; |
b9dc4443 RS |
1537 | XQueryColor (FRAME_X_DISPLAY (f), |
1538 | DefaultColormap (FRAME_X_DISPLAY (f), | |
1539 | DefaultScreen (FRAME_X_DISPLAY (f))), | |
01f1ba30 | 1540 | &fore_color); |
b9dc4443 RS |
1541 | XQueryColor (FRAME_X_DISPLAY (f), |
1542 | DefaultColormap (FRAME_X_DISPLAY (f), | |
1543 | DefaultScreen (FRAME_X_DISPLAY (f))), | |
01f1ba30 | 1544 | &back_color); |
b9dc4443 | 1545 | XRecolorCursor (FRAME_X_DISPLAY (f), cursor, |
01f1ba30 | 1546 | &fore_color, &back_color); |
b9dc4443 | 1547 | XRecolorCursor (FRAME_X_DISPLAY (f), nontext_cursor, |
01f1ba30 | 1548 | &fore_color, &back_color); |
b9dc4443 | 1549 | XRecolorCursor (FRAME_X_DISPLAY (f), mode_cursor, |
01f1ba30 | 1550 | &fore_color, &back_color); |
b9dc4443 | 1551 | XRecolorCursor (FRAME_X_DISPLAY (f), cross_cursor, |
95f80c78 | 1552 | &fore_color, &back_color); |
333b20bb GM |
1553 | XRecolorCursor (FRAME_X_DISPLAY (f), busy_cursor, |
1554 | &fore_color, &back_color); | |
01f1ba30 | 1555 | } |
01f1ba30 | 1556 | |
fe24a618 | 1557 | if (FRAME_X_WINDOW (f) != 0) |
333b20bb | 1558 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), cursor); |
01f1ba30 | 1559 | |
7556890b RS |
1560 | if (cursor != f->output_data.x->text_cursor && f->output_data.x->text_cursor != 0) |
1561 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->text_cursor); | |
1562 | f->output_data.x->text_cursor = cursor; | |
3457bc6e | 1563 | |
7556890b RS |
1564 | if (nontext_cursor != f->output_data.x->nontext_cursor |
1565 | && f->output_data.x->nontext_cursor != 0) | |
1566 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->nontext_cursor); | |
1567 | f->output_data.x->nontext_cursor = nontext_cursor; | |
f676886a | 1568 | |
333b20bb GM |
1569 | if (busy_cursor != f->output_data.x->busy_cursor |
1570 | && f->output_data.x->busy_cursor != 0) | |
1571 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->busy_cursor); | |
1572 | f->output_data.x->busy_cursor = busy_cursor; | |
1573 | ||
7556890b RS |
1574 | if (mode_cursor != f->output_data.x->modeline_cursor |
1575 | && f->output_data.x->modeline_cursor != 0) | |
1576 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->modeline_cursor); | |
1577 | f->output_data.x->modeline_cursor = mode_cursor; | |
333b20bb | 1578 | |
7556890b RS |
1579 | if (cross_cursor != f->output_data.x->cross_cursor |
1580 | && f->output_data.x->cross_cursor != 0) | |
1581 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->cross_cursor); | |
1582 | f->output_data.x->cross_cursor = cross_cursor; | |
01f1ba30 | 1583 | |
b9dc4443 | 1584 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 | 1585 | UNBLOCK_INPUT; |
05c8abbe GM |
1586 | |
1587 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1588 | } |
1589 | ||
1590 | void | |
f676886a JB |
1591 | x_set_cursor_color (f, arg, oldval) |
1592 | struct frame *f; | |
01f1ba30 JB |
1593 | Lisp_Object arg, oldval; |
1594 | { | |
a76206dc | 1595 | unsigned long fore_pixel, pixel; |
01f1ba30 JB |
1596 | |
1597 | if (!EQ (Vx_cursor_fore_pixel, Qnil)) | |
b9dc4443 RS |
1598 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
1599 | WHITE_PIX_DEFAULT (f)); | |
01f1ba30 | 1600 | else |
7556890b | 1601 | fore_pixel = f->output_data.x->background_pixel; |
a76206dc RS |
1602 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1603 | ||
f9942c9e | 1604 | /* Make sure that the cursor color differs from the background color. */ |
a76206dc | 1605 | if (pixel == f->output_data.x->background_pixel) |
01f1ba30 | 1606 | { |
a76206dc RS |
1607 | pixel = f->output_data.x->mouse_pixel; |
1608 | if (pixel == fore_pixel) | |
7556890b | 1609 | fore_pixel = f->output_data.x->background_pixel; |
01f1ba30 | 1610 | } |
a76206dc | 1611 | |
51a1d2d8 | 1612 | unload_color (f, f->output_data.x->cursor_foreground_pixel); |
7556890b | 1613 | f->output_data.x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1614 | |
51a1d2d8 | 1615 | unload_color (f, f->output_data.x->cursor_pixel); |
a76206dc RS |
1616 | f->output_data.x->cursor_pixel = pixel; |
1617 | ||
fe24a618 | 1618 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1619 | { |
01f1ba30 | 1620 | BLOCK_INPUT; |
7556890b RS |
1621 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, |
1622 | f->output_data.x->cursor_pixel); | |
1623 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
01f1ba30 JB |
1624 | fore_pixel); |
1625 | UNBLOCK_INPUT; | |
01f1ba30 | 1626 | |
179956b9 | 1627 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1628 | { |
cedadcfa RS |
1629 | x_update_cursor (f, 0); |
1630 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1631 | } |
1632 | } | |
05c8abbe GM |
1633 | |
1634 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1635 | } |
943b580d | 1636 | \f |
f676886a | 1637 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1638 | ARG can be a string naming a color. |
1639 | The border-color is used for the border that is drawn by the X server. | |
1640 | Note that this does not fully take effect if done before | |
f676886a | 1641 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1642 | |
1643 | Note: this is done in two routines because of the way X10 works. | |
1644 | ||
1645 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1646 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1647 | |
1648 | void | |
f676886a JB |
1649 | x_set_border_color (f, arg, oldval) |
1650 | struct frame *f; | |
01f1ba30 JB |
1651 | Lisp_Object arg, oldval; |
1652 | { | |
01f1ba30 JB |
1653 | int pix; |
1654 | ||
1655 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1656 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1657 | x_set_border_pixel (f, pix); |
05c8abbe | 1658 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1659 | } |
1660 | ||
f676886a | 1661 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1662 | Note that this does not fully take effect if done before |
f676886a | 1663 | F has an x-window. */ |
01f1ba30 | 1664 | |
968b1234 | 1665 | void |
f676886a JB |
1666 | x_set_border_pixel (f, pix) |
1667 | struct frame *f; | |
01f1ba30 JB |
1668 | int pix; |
1669 | { | |
a76206dc | 1670 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1671 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1672 | |
7556890b | 1673 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1674 | { |
01f1ba30 | 1675 | BLOCK_INPUT; |
b9dc4443 | 1676 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1677 | (unsigned long)pix); |
01f1ba30 JB |
1678 | UNBLOCK_INPUT; |
1679 | ||
179956b9 | 1680 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1681 | redraw_frame (f); |
01f1ba30 JB |
1682 | } |
1683 | } | |
1684 | ||
dbc4e1c1 JB |
1685 | void |
1686 | x_set_cursor_type (f, arg, oldval) | |
1687 | FRAME_PTR f; | |
1688 | Lisp_Object arg, oldval; | |
1689 | { | |
1690 | if (EQ (arg, Qbar)) | |
c3211206 | 1691 | { |
333b20bb | 1692 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
7556890b | 1693 | f->output_data.x->cursor_width = 2; |
c3211206 | 1694 | } |
8e713be6 KR |
1695 | else if (CONSP (arg) && EQ (XCAR (arg), Qbar) |
1696 | && INTEGERP (XCDR (arg))) | |
c3211206 | 1697 | { |
333b20bb | 1698 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
8e713be6 | 1699 | f->output_data.x->cursor_width = XINT (XCDR (arg)); |
c3211206 | 1700 | } |
dbc4e1c1 | 1701 | else |
c3211206 RS |
1702 | /* Treat anything unknown as "box cursor". |
1703 | It was bad to signal an error; people have trouble fixing | |
1704 | .Xdefaults with Emacs, when it has something bad in it. */ | |
333b20bb | 1705 | FRAME_DESIRED_CURSOR (f) = FILLED_BOX_CURSOR; |
dbc4e1c1 JB |
1706 | |
1707 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1708 | often do people change cursor types? */ | |
1709 | update_mode_lines++; | |
1710 | } | |
943b580d | 1711 | \f |
01f1ba30 | 1712 | void |
f676886a JB |
1713 | x_set_icon_type (f, arg, oldval) |
1714 | struct frame *f; | |
01f1ba30 JB |
1715 | Lisp_Object arg, oldval; |
1716 | { | |
01f1ba30 JB |
1717 | int result; |
1718 | ||
203c1d73 RS |
1719 | if (STRINGP (arg)) |
1720 | { | |
1721 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1722 | return; | |
1723 | } | |
1724 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1725 | return; |
1726 | ||
1727 | BLOCK_INPUT; | |
265a9e55 | 1728 | if (NILP (arg)) |
80534dd6 | 1729 | result = x_text_icon (f, |
f468da95 RS |
1730 | (char *) XSTRING ((!NILP (f->icon_name) |
1731 | ? f->icon_name | |
80534dd6 | 1732 | : f->name))->data); |
f1c7b5a6 RS |
1733 | else |
1734 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1735 | |
1736 | if (result) | |
1737 | { | |
01f1ba30 | 1738 | UNBLOCK_INPUT; |
0fb53770 | 1739 | error ("No icon window available"); |
01f1ba30 JB |
1740 | } |
1741 | ||
b9dc4443 | 1742 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1743 | UNBLOCK_INPUT; |
1744 | } | |
1745 | ||
f1c7b5a6 | 1746 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1747 | |
f1c7b5a6 | 1748 | Lisp_Object |
0fb53770 RS |
1749 | x_icon_type (f) |
1750 | FRAME_PTR f; | |
1751 | { | |
1752 | Lisp_Object tem; | |
1753 | ||
1754 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1755 | if (CONSP (tem)) |
8e713be6 | 1756 | return XCDR (tem); |
f1c7b5a6 RS |
1757 | else |
1758 | return Qnil; | |
0fb53770 RS |
1759 | } |
1760 | ||
80534dd6 KH |
1761 | void |
1762 | x_set_icon_name (f, arg, oldval) | |
1763 | struct frame *f; | |
1764 | Lisp_Object arg, oldval; | |
1765 | { | |
80534dd6 KH |
1766 | int result; |
1767 | ||
1768 | if (STRINGP (arg)) | |
1769 | { | |
1770 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1771 | return; | |
1772 | } | |
1773 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1774 | return; | |
1775 | ||
f468da95 | 1776 | f->icon_name = arg; |
80534dd6 | 1777 | |
7556890b | 1778 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1779 | return; |
1780 | ||
1781 | BLOCK_INPUT; | |
1782 | ||
1783 | result = x_text_icon (f, | |
f468da95 RS |
1784 | (char *) XSTRING ((!NILP (f->icon_name) |
1785 | ? f->icon_name | |
943b580d RS |
1786 | : !NILP (f->title) |
1787 | ? f->title | |
80534dd6 KH |
1788 | : f->name))->data); |
1789 | ||
1790 | if (result) | |
1791 | { | |
1792 | UNBLOCK_INPUT; | |
1793 | error ("No icon window available"); | |
1794 | } | |
1795 | ||
80534dd6 KH |
1796 | XFlush (FRAME_X_DISPLAY (f)); |
1797 | UNBLOCK_INPUT; | |
1798 | } | |
943b580d | 1799 | \f |
01f1ba30 | 1800 | void |
f676886a JB |
1801 | x_set_font (f, arg, oldval) |
1802 | struct frame *f; | |
01f1ba30 JB |
1803 | Lisp_Object arg, oldval; |
1804 | { | |
ea96210c | 1805 | Lisp_Object result; |
942ea06d | 1806 | Lisp_Object fontset_name; |
a367641f | 1807 | Lisp_Object frame; |
01f1ba30 JB |
1808 | |
1809 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1810 | |
49965a29 | 1811 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1812 | |
01f1ba30 | 1813 | BLOCK_INPUT; |
942ea06d KH |
1814 | result = (STRINGP (fontset_name) |
1815 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1816 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1817 | UNBLOCK_INPUT; |
1818 | ||
ea96210c | 1819 | if (EQ (result, Qnil)) |
1c59f5df | 1820 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1821 | else if (EQ (result, Qt)) |
26e18ed9 | 1822 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1823 | else if (STRINGP (result)) |
1824 | { | |
ea96210c | 1825 | store_frame_param (f, Qfont, result); |
333b20bb | 1826 | recompute_basic_faces (f); |
ea96210c JB |
1827 | } |
1828 | else | |
1829 | abort (); | |
a367641f | 1830 | |
8938a4fb | 1831 | do_pending_window_change (0); |
95aa0336 | 1832 | |
333b20bb GM |
1833 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1834 | initialized yet. This is the case when called from | |
1835 | Fx_create_frame. In that case, the X widget or window doesn't | |
1836 | exist either, and we can end up in x_report_frame_params with a | |
1837 | null widget which gives a segfault. */ | |
1838 | if (FRAME_FACE_CACHE (f)) | |
1839 | { | |
1840 | XSETFRAME (frame, f); | |
1841 | call1 (Qface_set_after_frame_default, frame); | |
1842 | } | |
01f1ba30 JB |
1843 | } |
1844 | ||
1845 | void | |
f676886a JB |
1846 | x_set_border_width (f, arg, oldval) |
1847 | struct frame *f; | |
01f1ba30 JB |
1848 | Lisp_Object arg, oldval; |
1849 | { | |
1850 | CHECK_NUMBER (arg, 0); | |
1851 | ||
7556890b | 1852 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1853 | return; |
1854 | ||
fe24a618 | 1855 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1856 | error ("Cannot change the border width of a window"); |
1857 | ||
7556890b | 1858 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1859 | } |
1860 | ||
1861 | void | |
f676886a JB |
1862 | x_set_internal_border_width (f, arg, oldval) |
1863 | struct frame *f; | |
01f1ba30 JB |
1864 | Lisp_Object arg, oldval; |
1865 | { | |
7556890b | 1866 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1867 | |
1868 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1869 | f->output_data.x->internal_border_width = XINT (arg); |
1870 | if (f->output_data.x->internal_border_width < 0) | |
1871 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1872 | |
d3b06468 | 1873 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1874 | if (f->output_data.x->edit_widget) |
968b1234 | 1875 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1876 | #endif |
2a8a07d4 | 1877 | |
7556890b | 1878 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1879 | return; |
1880 | ||
fe24a618 | 1881 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1882 | { |
363f7e15 | 1883 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1884 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1885 | do_pending_window_change (0); |
01f1ba30 JB |
1886 | } |
1887 | } | |
1888 | ||
d043f1a4 RS |
1889 | void |
1890 | x_set_visibility (f, value, oldval) | |
1891 | struct frame *f; | |
1892 | Lisp_Object value, oldval; | |
1893 | { | |
1894 | Lisp_Object frame; | |
191ed777 | 1895 | XSETFRAME (frame, f); |
d043f1a4 RS |
1896 | |
1897 | if (NILP (value)) | |
363f7e15 | 1898 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1899 | else if (EQ (value, Qicon)) |
d043f1a4 | 1900 | Ficonify_frame (frame); |
49795535 JB |
1901 | else |
1902 | Fmake_frame_visible (frame); | |
d043f1a4 | 1903 | } |
943b580d | 1904 | \f |
d043f1a4 RS |
1905 | static void |
1906 | x_set_menu_bar_lines_1 (window, n) | |
1907 | Lisp_Object window; | |
1908 | int n; | |
1909 | { | |
47c0f58b | 1910 | struct window *w = XWINDOW (window); |
d043f1a4 | 1911 | |
e33f7330 KH |
1912 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1913 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1914 | |
47c0f58b RS |
1915 | /* Handle just the top child in a vertical split. */ |
1916 | if (!NILP (w->vchild)) | |
1917 | x_set_menu_bar_lines_1 (w->vchild, n); | |
d043f1a4 | 1918 | |
47c0f58b RS |
1919 | /* Adjust all children in a horizontal split. */ |
1920 | for (window = w->hchild; !NILP (window); window = w->next) | |
1921 | { | |
1922 | w = XWINDOW (window); | |
1923 | x_set_menu_bar_lines_1 (window, n); | |
d043f1a4 RS |
1924 | } |
1925 | } | |
1926 | ||
1927 | void | |
1928 | x_set_menu_bar_lines (f, value, oldval) | |
1929 | struct frame *f; | |
1930 | Lisp_Object value, oldval; | |
1931 | { | |
1932 | int nlines; | |
b6d7acec | 1933 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1934 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1935 | #endif |
d043f1a4 | 1936 | |
f64ba6ea JB |
1937 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1938 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1939 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1940 | in or split the minibuffer window. */ |
519066d2 | 1941 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
1942 | return; |
1943 | ||
6a5e54e2 | 1944 | if (INTEGERP (value)) |
d043f1a4 RS |
1945 | nlines = XINT (value); |
1946 | else | |
1947 | nlines = 0; | |
1948 | ||
3d09b6be RS |
1949 | /* Make sure we redisplay all windows in this frame. */ |
1950 | windows_or_buffers_changed++; | |
1951 | ||
9ef48a9d RS |
1952 | #ifdef USE_X_TOOLKIT |
1953 | FRAME_MENU_BAR_LINES (f) = 0; | |
1954 | if (nlines) | |
0d8ef3f4 RS |
1955 | { |
1956 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1957 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1958 | /* Make sure next redisplay shows the menu bar. */ |
1959 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1960 | } | |
9ef48a9d RS |
1961 | else |
1962 | { | |
6bc20398 FP |
1963 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1964 | free_frame_menubar (f); | |
9ef48a9d | 1965 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1966 | if (FRAME_X_P (f)) |
1967 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
1968 | } |
1969 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 RS |
1970 | FRAME_MENU_BAR_LINES (f) = nlines; |
1971 | x_set_menu_bar_lines_1 (f->root_window, nlines - olines); | |
9ef48a9d | 1972 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1973 | adjust_glyphs (f); |
1974 | } | |
1975 | ||
1976 | ||
1977 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1978 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1979 | is the old number of tool bar lines. This function changes the | |
1980 | height of all windows on frame F to match the new tool bar height. | |
1981 | The frame's height doesn't change. */ | |
1982 | ||
1983 | void | |
9ea173e8 | 1984 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1985 | struct frame *f; |
1986 | Lisp_Object value, oldval; | |
1987 | { | |
1988 | int delta, nlines; | |
1989 | ||
1990 | /* Use VALUE only if an integer >= 0. */ | |
1991 | if (INTEGERP (value) && XINT (value) >= 0) | |
1992 | nlines = XFASTINT (value); | |
1993 | else | |
1994 | nlines = 0; | |
1995 | ||
1996 | /* Make sure we redisplay all windows in this frame. */ | |
1997 | ++windows_or_buffers_changed; | |
1998 | ||
9ea173e8 GM |
1999 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
2000 | FRAME_TOOL_BAR_LINES (f) = nlines; | |
333b20bb GM |
2001 | x_set_menu_bar_lines_1 (FRAME_ROOT_WINDOW (f), delta); |
2002 | adjust_glyphs (f); | |
2003 | } | |
2004 | ||
2005 | ||
2006 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2007 | VALUE should be a string, a color name. If it isn't a string or | |
2008 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2009 | the frame parameter. */ | |
2010 | ||
2011 | void | |
2012 | x_set_scroll_bar_foreground (f, value, oldval) | |
2013 | struct frame *f; | |
2014 | Lisp_Object value, oldval; | |
2015 | { | |
2016 | unsigned long pixel; | |
2017 | ||
2018 | if (STRINGP (value)) | |
2019 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2020 | else | |
2021 | pixel = -1; | |
2022 | ||
2023 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2024 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2025 | ||
2026 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2027 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2028 | { | |
2029 | /* Remove all scroll bars because they have wrong colors. */ | |
2030 | if (condemn_scroll_bars_hook) | |
2031 | (*condemn_scroll_bars_hook) (f); | |
2032 | if (judge_scroll_bars_hook) | |
2033 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2034 | |
2035 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2036 | redraw_frame (f); |
2037 | } | |
2038 | } | |
2039 | ||
2040 | ||
2041 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2042 | should be a string, a color name. If it isn't a string or isn't a | |
2043 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2044 | parameter. */ | |
2045 | ||
2046 | void | |
2047 | x_set_scroll_bar_background (f, value, oldval) | |
2048 | struct frame *f; | |
2049 | Lisp_Object value, oldval; | |
2050 | { | |
2051 | unsigned long pixel; | |
2052 | ||
2053 | if (STRINGP (value)) | |
2054 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2055 | else | |
2056 | pixel = -1; | |
2057 | ||
2058 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2059 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2060 | ||
2061 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2062 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2063 | { | |
2064 | /* Remove all scroll bars because they have wrong colors. */ | |
2065 | if (condemn_scroll_bars_hook) | |
2066 | (*condemn_scroll_bars_hook) (f); | |
2067 | if (judge_scroll_bars_hook) | |
2068 | (*judge_scroll_bars_hook) (f); | |
2069 | ||
05c8abbe | 2070 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2071 | redraw_frame (f); |
2072 | } | |
d043f1a4 | 2073 | } |
333b20bb | 2074 | |
943b580d | 2075 | \f |
75f9d625 | 2076 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2077 | x_id_name. |
2078 | ||
2079 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2080 | name; if NAME is a string, set F's name to NAME and set |
2081 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2082 | |
2083 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2084 | suggesting a new name, which lisp code should override; if | |
2085 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2086 | ||
2087 | void | |
2088 | x_set_name (f, name, explicit) | |
2089 | struct frame *f; | |
2090 | Lisp_Object name; | |
2091 | int explicit; | |
2092 | { | |
2093 | /* Make sure that requests from lisp code override requests from | |
2094 | Emacs redisplay code. */ | |
2095 | if (explicit) | |
2096 | { | |
2097 | /* If we're switching from explicit to implicit, we had better | |
2098 | update the mode lines and thereby update the title. */ | |
2099 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2100 | update_mode_lines = 1; |
f945b920 JB |
2101 | |
2102 | f->explicit_name = ! NILP (name); | |
2103 | } | |
2104 | else if (f->explicit_name) | |
2105 | return; | |
2106 | ||
2107 | /* If NAME is nil, set the name to the x_id_name. */ | |
2108 | if (NILP (name)) | |
f10f0b79 RS |
2109 | { |
2110 | /* Check for no change needed in this very common case | |
2111 | before we do any consing. */ | |
08a90d6a RS |
2112 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2113 | XSTRING (f->name)->data)) | |
f10f0b79 | 2114 | return; |
08a90d6a | 2115 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2116 | } |
62265f1c | 2117 | else |
f945b920 | 2118 | CHECK_STRING (name, 0); |
01f1ba30 | 2119 | |
f945b920 JB |
2120 | /* Don't change the name if it's already NAME. */ |
2121 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2122 | return; |
2123 | ||
943b580d RS |
2124 | f->name = name; |
2125 | ||
2126 | /* For setting the frame title, the title parameter should override | |
2127 | the name parameter. */ | |
2128 | if (! NILP (f->title)) | |
2129 | name = f->title; | |
2130 | ||
fe24a618 | 2131 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2132 | { |
01f1ba30 | 2133 | BLOCK_INPUT; |
fe24a618 JB |
2134 | #ifdef HAVE_X11R4 |
2135 | { | |
80534dd6 KH |
2136 | XTextProperty text, icon; |
2137 | Lisp_Object icon_name; | |
2138 | ||
fe24a618 JB |
2139 | text.value = XSTRING (name)->data; |
2140 | text.encoding = XA_STRING; | |
2141 | text.format = 8; | |
fc932ac6 | 2142 | text.nitems = STRING_BYTES (XSTRING (name)); |
80534dd6 | 2143 | |
f468da95 | 2144 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); |
80534dd6 KH |
2145 | |
2146 | icon.value = XSTRING (icon_name)->data; | |
2147 | icon.encoding = XA_STRING; | |
2148 | icon.format = 8; | |
fc932ac6 | 2149 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
9ef48a9d | 2150 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2151 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2152 | XtWindow (f->output_data.x->widget), &text); |
2153 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2154 | &icon); |
9ef48a9d | 2155 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2156 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2157 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2158 | #endif /* not USE_X_TOOLKIT */ |
fe24a618 | 2159 | } |
9ef48a9d | 2160 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2161 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2162 | XSTRING (name)->data); |
b9dc4443 | 2163 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2164 | XSTRING (name)->data); |
9ef48a9d | 2165 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2166 | UNBLOCK_INPUT; |
2167 | } | |
f945b920 JB |
2168 | } |
2169 | ||
2170 | /* This function should be called when the user's lisp code has | |
2171 | specified a name for the frame; the name will override any set by the | |
2172 | redisplay code. */ | |
2173 | void | |
2174 | x_explicitly_set_name (f, arg, oldval) | |
2175 | FRAME_PTR f; | |
2176 | Lisp_Object arg, oldval; | |
2177 | { | |
2178 | x_set_name (f, arg, 1); | |
2179 | } | |
2180 | ||
2181 | /* This function should be called by Emacs redisplay code to set the | |
2182 | name; names set this way will never override names set by the user's | |
2183 | lisp code. */ | |
25250031 | 2184 | void |
f945b920 JB |
2185 | x_implicitly_set_name (f, arg, oldval) |
2186 | FRAME_PTR f; | |
2187 | Lisp_Object arg, oldval; | |
2188 | { | |
2189 | x_set_name (f, arg, 0); | |
01f1ba30 | 2190 | } |
943b580d RS |
2191 | \f |
2192 | /* Change the title of frame F to NAME. | |
2193 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2194 | |
943b580d RS |
2195 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2196 | name; if NAME is a string, set F's name to NAME and set | |
2197 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2198 | ||
2199 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2200 | suggesting a new name, which lisp code should override; if | |
2201 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2202 | ||
2203 | void | |
d62c8769 | 2204 | x_set_title (f, name, old_name) |
943b580d | 2205 | struct frame *f; |
d62c8769 | 2206 | Lisp_Object name, old_name; |
943b580d RS |
2207 | { |
2208 | /* Don't change the title if it's already NAME. */ | |
2209 | if (EQ (name, f->title)) | |
2210 | return; | |
2211 | ||
2212 | update_mode_lines = 1; | |
2213 | ||
2214 | f->title = name; | |
2215 | ||
2216 | if (NILP (name)) | |
2217 | name = f->name; | |
beb403b3 RS |
2218 | else |
2219 | CHECK_STRING (name, 0); | |
943b580d RS |
2220 | |
2221 | if (FRAME_X_WINDOW (f)) | |
2222 | { | |
2223 | BLOCK_INPUT; | |
2224 | #ifdef HAVE_X11R4 | |
2225 | { | |
2226 | XTextProperty text, icon; | |
2227 | Lisp_Object icon_name; | |
2228 | ||
2229 | text.value = XSTRING (name)->data; | |
2230 | text.encoding = XA_STRING; | |
2231 | text.format = 8; | |
fc932ac6 | 2232 | text.nitems = STRING_BYTES (XSTRING (name)); |
943b580d RS |
2233 | |
2234 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); | |
2235 | ||
2236 | icon.value = XSTRING (icon_name)->data; | |
2237 | icon.encoding = XA_STRING; | |
2238 | icon.format = 8; | |
fc932ac6 | 2239 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
943b580d RS |
2240 | #ifdef USE_X_TOOLKIT |
2241 | XSetWMName (FRAME_X_DISPLAY (f), | |
2242 | XtWindow (f->output_data.x->widget), &text); | |
2243 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2244 | &icon); | |
2245 | #else /* not USE_X_TOOLKIT */ | |
2246 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2247 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2248 | #endif /* not USE_X_TOOLKIT */ | |
2249 | } | |
2250 | #else /* not HAVE_X11R4 */ | |
2251 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2252 | XSTRING (name)->data); | |
2253 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2254 | XSTRING (name)->data); | |
2255 | #endif /* not HAVE_X11R4 */ | |
2256 | UNBLOCK_INPUT; | |
2257 | } | |
2258 | } | |
2259 | \f | |
01f1ba30 | 2260 | void |
f676886a JB |
2261 | x_set_autoraise (f, arg, oldval) |
2262 | struct frame *f; | |
01f1ba30 JB |
2263 | Lisp_Object arg, oldval; |
2264 | { | |
f676886a | 2265 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2266 | } |
2267 | ||
2268 | void | |
f676886a JB |
2269 | x_set_autolower (f, arg, oldval) |
2270 | struct frame *f; | |
01f1ba30 JB |
2271 | Lisp_Object arg, oldval; |
2272 | { | |
f676886a | 2273 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2274 | } |
179956b9 | 2275 | |
eac358ef KH |
2276 | void |
2277 | x_set_unsplittable (f, arg, oldval) | |
2278 | struct frame *f; | |
2279 | Lisp_Object arg, oldval; | |
2280 | { | |
2281 | f->no_split = !NILP (arg); | |
2282 | } | |
2283 | ||
179956b9 | 2284 | void |
a3c87d4e | 2285 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2286 | struct frame *f; |
2287 | Lisp_Object arg, oldval; | |
2288 | { | |
1ab3d87e RS |
2289 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2290 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2291 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2292 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2293 | { |
1ab3d87e RS |
2294 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2295 | = (NILP (arg) | |
2296 | ? vertical_scroll_bar_none | |
2297 | : EQ (Qright, arg) | |
2298 | ? vertical_scroll_bar_right | |
2299 | : vertical_scroll_bar_left); | |
179956b9 | 2300 | |
cf177271 JB |
2301 | /* We set this parameter before creating the X window for the |
2302 | frame, so we can get the geometry right from the start. | |
2303 | However, if the window hasn't been created yet, we shouldn't | |
2304 | call x_set_window_size. */ | |
2305 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2306 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2307 | do_pending_window_change (0); |
179956b9 JB |
2308 | } |
2309 | } | |
4701395c KH |
2310 | |
2311 | void | |
2312 | x_set_scroll_bar_width (f, arg, oldval) | |
2313 | struct frame *f; | |
2314 | Lisp_Object arg, oldval; | |
2315 | { | |
a672c74d RS |
2316 | int wid = FONT_WIDTH (f->output_data.x->font); |
2317 | ||
dff9a538 KH |
2318 | if (NILP (arg)) |
2319 | { | |
c6e9d03b GM |
2320 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2321 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2322 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2323 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2324 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2325 | #else | |
2326 | /* Make the actual width at least 14 pixels and a multiple of a | |
2327 | character width. */ | |
a672c74d | 2328 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2329 | |
2330 | /* Use all of that space (aside from required margins) for the | |
2331 | scroll bar. */ | |
dff9a538 | 2332 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2333 | #endif |
a672c74d | 2334 | |
a90ab372 RS |
2335 | if (FRAME_X_WINDOW (f)) |
2336 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2337 | do_pending_window_change (0); |
dff9a538 KH |
2338 | } |
2339 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2340 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2341 | { |
09d8c7ac RS |
2342 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2343 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2344 | |
4701395c KH |
2345 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2346 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2347 | if (FRAME_X_WINDOW (f)) | |
2348 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2349 | } | |
dca97592 | 2350 | |
8938a4fb | 2351 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2352 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2353 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2354 | } |
333b20bb GM |
2355 | |
2356 | ||
01f1ba30 | 2357 | \f |
f676886a | 2358 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2359 | |
b7975ee4 KH |
2360 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2361 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2362 | ||
d387c960 JB |
2363 | static void |
2364 | validate_x_resource_name () | |
2365 | { | |
333b20bb | 2366 | int len = 0; |
0e78b377 RS |
2367 | /* Number of valid characters in the resource name. */ |
2368 | int good_count = 0; | |
2369 | /* Number of invalid characters in the resource name. */ | |
2370 | int bad_count = 0; | |
2371 | Lisp_Object new; | |
2372 | int i; | |
2373 | ||
498e9ac3 RS |
2374 | if (!STRINGP (Vx_resource_class)) |
2375 | Vx_resource_class = build_string (EMACS_CLASS); | |
2376 | ||
cf204347 RS |
2377 | if (STRINGP (Vx_resource_name)) |
2378 | { | |
cf204347 RS |
2379 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2380 | int i; | |
2381 | ||
fc932ac6 | 2382 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2383 | |
2384 | /* Only letters, digits, - and _ are valid in resource names. | |
2385 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2386 | for (i = 0; i < len; i++) |
2387 | { | |
2388 | int c = p[i]; | |
2389 | if (! ((c >= 'a' && c <= 'z') | |
2390 | || (c >= 'A' && c <= 'Z') | |
2391 | || (c >= '0' && c <= '9') | |
2392 | || c == '-' || c == '_')) | |
0e78b377 RS |
2393 | bad_count++; |
2394 | else | |
2395 | good_count++; | |
cf204347 RS |
2396 | } |
2397 | } | |
2398 | else | |
0e78b377 RS |
2399 | /* Not a string => completely invalid. */ |
2400 | bad_count = 5, good_count = 0; | |
2401 | ||
2402 | /* If name is valid already, return. */ | |
2403 | if (bad_count == 0) | |
2404 | return; | |
2405 | ||
2406 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2407 | if (good_count == 0 | |
2408 | || (good_count == 1 && bad_count > 0)) | |
2409 | { | |
b7975ee4 | 2410 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2411 | return; |
2412 | } | |
2413 | ||
2414 | /* Name is partly valid. Copy it and replace the invalid characters | |
2415 | with underscores. */ | |
2416 | ||
2417 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2418 | ||
2419 | for (i = 0; i < len; i++) | |
2420 | { | |
2421 | int c = XSTRING (new)->data[i]; | |
2422 | if (! ((c >= 'a' && c <= 'z') | |
2423 | || (c >= 'A' && c <= 'Z') | |
2424 | || (c >= '0' && c <= '9') | |
2425 | || c == '-' || c == '_')) | |
2426 | XSTRING (new)->data[i] = '_'; | |
2427 | } | |
d387c960 JB |
2428 | } |
2429 | ||
2430 | ||
01f1ba30 | 2431 | extern char *x_get_string_resource (); |
01f1ba30 | 2432 | |
cf177271 JB |
2433 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2434 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2435 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2436 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2437 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2438 | \n\ |
8fabe6f4 RS |
2439 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2440 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2441 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2442 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2443 | (attribute, class, component, subclass) |
2444 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2445 | { |
2446 | register char *value; | |
2447 | char *name_key; | |
2448 | char *class_key; | |
2449 | ||
11ae94fe RS |
2450 | check_x (); |
2451 | ||
01f1ba30 | 2452 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2453 | CHECK_STRING (class, 0); |
2454 | ||
8fabe6f4 RS |
2455 | if (!NILP (component)) |
2456 | CHECK_STRING (component, 1); | |
2457 | if (!NILP (subclass)) | |
2458 | CHECK_STRING (subclass, 2); | |
2459 | if (NILP (component) != NILP (subclass)) | |
2460 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2461 | ||
d387c960 JB |
2462 | validate_x_resource_name (); |
2463 | ||
b7975ee4 KH |
2464 | /* Allocate space for the components, the dots which separate them, |
2465 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2466 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2467 | + (STRINGP (component) |
fc932ac6 RS |
2468 | ? STRING_BYTES (XSTRING (component)) : 0) |
2469 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2470 | + 3); |
2471 | ||
fc932ac6 RS |
2472 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2473 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2474 | + (STRINGP (subclass) |
fc932ac6 | 2475 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2476 | + 3); |
2477 | ||
2478 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2479 | and with `Emacs' for the class key (the general one). */ | |
2480 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2481 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2482 | |
2483 | strcat (class_key, "."); | |
2484 | strcat (class_key, XSTRING (class)->data); | |
2485 | ||
2486 | if (!NILP (component)) | |
01f1ba30 | 2487 | { |
b7975ee4 KH |
2488 | strcat (class_key, "."); |
2489 | strcat (class_key, XSTRING (subclass)->data); | |
2490 | ||
2491 | strcat (name_key, "."); | |
2492 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2493 | } |
2494 | ||
b7975ee4 KH |
2495 | strcat (name_key, "."); |
2496 | strcat (name_key, XSTRING (attribute)->data); | |
2497 | ||
b9dc4443 RS |
2498 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2499 | name_key, class_key); | |
01f1ba30 JB |
2500 | |
2501 | if (value != (char *) 0) | |
2502 | return build_string (value); | |
2503 | else | |
2504 | return Qnil; | |
2505 | } | |
2506 | ||
abb4b7ec RS |
2507 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2508 | ||
333b20bb | 2509 | Lisp_Object |
abb4b7ec RS |
2510 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2511 | struct x_display_info *dpyinfo; | |
2512 | Lisp_Object attribute, class, component, subclass; | |
2513 | { | |
2514 | register char *value; | |
2515 | char *name_key; | |
2516 | char *class_key; | |
2517 | ||
2518 | check_x (); | |
2519 | ||
2520 | CHECK_STRING (attribute, 0); | |
2521 | CHECK_STRING (class, 0); | |
2522 | ||
2523 | if (!NILP (component)) | |
2524 | CHECK_STRING (component, 1); | |
2525 | if (!NILP (subclass)) | |
2526 | CHECK_STRING (subclass, 2); | |
2527 | if (NILP (component) != NILP (subclass)) | |
2528 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2529 | ||
2530 | validate_x_resource_name (); | |
2531 | ||
2532 | /* Allocate space for the components, the dots which separate them, | |
2533 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2534 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2535 | + (STRINGP (component) |
fc932ac6 RS |
2536 | ? STRING_BYTES (XSTRING (component)) : 0) |
2537 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2538 | + 3); |
2539 | ||
fc932ac6 RS |
2540 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2541 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2542 | + (STRINGP (subclass) |
fc932ac6 | 2543 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2544 | + 3); |
2545 | ||
2546 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2547 | and with `Emacs' for the class key (the general one). */ | |
2548 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2549 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2550 | ||
2551 | strcat (class_key, "."); | |
2552 | strcat (class_key, XSTRING (class)->data); | |
2553 | ||
2554 | if (!NILP (component)) | |
2555 | { | |
2556 | strcat (class_key, "."); | |
2557 | strcat (class_key, XSTRING (subclass)->data); | |
2558 | ||
2559 | strcat (name_key, "."); | |
2560 | strcat (name_key, XSTRING (component)->data); | |
2561 | } | |
2562 | ||
2563 | strcat (name_key, "."); | |
2564 | strcat (name_key, XSTRING (attribute)->data); | |
2565 | ||
2566 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2567 | ||
2568 | if (value != (char *) 0) | |
2569 | return build_string (value); | |
2570 | else | |
2571 | return Qnil; | |
2572 | } | |
2573 | ||
3402e1a4 RS |
2574 | /* Used when C code wants a resource value. */ |
2575 | ||
2576 | char * | |
2577 | x_get_resource_string (attribute, class) | |
2578 | char *attribute, *class; | |
2579 | { | |
3402e1a4 RS |
2580 | char *name_key; |
2581 | char *class_key; | |
0fe92f72 | 2582 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2583 | |
2584 | /* Allocate space for the components, the dots which separate them, | |
2585 | and the final '\0'. */ | |
fc932ac6 | 2586 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2587 | + strlen (attribute) + 2); |
2588 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2589 | + strlen (class) + 2); | |
2590 | ||
2591 | sprintf (name_key, "%s.%s", | |
2592 | XSTRING (Vinvocation_name)->data, | |
2593 | attribute); | |
2594 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2595 | ||
0fe92f72 | 2596 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2597 | name_key, class_key); |
3402e1a4 RS |
2598 | } |
2599 | ||
60fb3ee1 JB |
2600 | /* Types we might convert a resource string into. */ |
2601 | enum resource_types | |
333b20bb GM |
2602 | { |
2603 | RES_TYPE_NUMBER, | |
d62c8769 | 2604 | RES_TYPE_FLOAT, |
333b20bb GM |
2605 | RES_TYPE_BOOLEAN, |
2606 | RES_TYPE_STRING, | |
2607 | RES_TYPE_SYMBOL | |
2608 | }; | |
60fb3ee1 | 2609 | |
01f1ba30 | 2610 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2611 | |
f676886a | 2612 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2613 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2614 | |
2615 | Convert the resource to the type specified by desired_type. | |
2616 | ||
f9942c9e JB |
2617 | If no default is specified, return Qunbound. If you call |
2618 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2619 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2620 | |
2621 | static Lisp_Object | |
abb4b7ec RS |
2622 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2623 | struct x_display_info *dpyinfo; | |
3c254570 | 2624 | Lisp_Object alist, param; |
60fb3ee1 | 2625 | char *attribute; |
cf177271 | 2626 | char *class; |
60fb3ee1 | 2627 | enum resource_types type; |
01f1ba30 JB |
2628 | { |
2629 | register Lisp_Object tem; | |
2630 | ||
2631 | tem = Fassq (param, alist); | |
2632 | if (EQ (tem, Qnil)) | |
f676886a | 2633 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2634 | if (EQ (tem, Qnil)) |
01f1ba30 | 2635 | { |
60fb3ee1 | 2636 | |
f9942c9e | 2637 | if (attribute) |
60fb3ee1 | 2638 | { |
abb4b7ec RS |
2639 | tem = display_x_get_resource (dpyinfo, |
2640 | build_string (attribute), | |
2641 | build_string (class), | |
2642 | Qnil, Qnil); | |
f9942c9e JB |
2643 | |
2644 | if (NILP (tem)) | |
2645 | return Qunbound; | |
2646 | ||
2647 | switch (type) | |
2648 | { | |
333b20bb | 2649 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2650 | return make_number (atoi (XSTRING (tem)->data)); |
2651 | ||
d62c8769 GM |
2652 | case RES_TYPE_FLOAT: |
2653 | return make_float (atof (XSTRING (tem)->data)); | |
2654 | ||
333b20bb | 2655 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2656 | tem = Fdowncase (tem); |
2657 | if (!strcmp (XSTRING (tem)->data, "on") | |
2658 | || !strcmp (XSTRING (tem)->data, "true")) | |
2659 | return Qt; | |
2660 | else | |
2661 | return Qnil; | |
2662 | ||
333b20bb | 2663 | case RES_TYPE_STRING: |
f9942c9e JB |
2664 | return tem; |
2665 | ||
333b20bb | 2666 | case RES_TYPE_SYMBOL: |
49795535 JB |
2667 | /* As a special case, we map the values `true' and `on' |
2668 | to Qt, and `false' and `off' to Qnil. */ | |
2669 | { | |
98381190 KH |
2670 | Lisp_Object lower; |
2671 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2672 | if (!strcmp (XSTRING (lower)->data, "on") |
2673 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2674 | return Qt; |
26ae6b61 KH |
2675 | else if (!strcmp (XSTRING (lower)->data, "off") |
2676 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2677 | return Qnil; |
2678 | else | |
89032215 | 2679 | return Fintern (tem, Qnil); |
49795535 | 2680 | } |
f945b920 | 2681 | |
f9942c9e JB |
2682 | default: |
2683 | abort (); | |
2684 | } | |
60fb3ee1 | 2685 | } |
f9942c9e JB |
2686 | else |
2687 | return Qunbound; | |
01f1ba30 JB |
2688 | } |
2689 | return Fcdr (tem); | |
2690 | } | |
2691 | ||
e4f79258 RS |
2692 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2693 | ||
2694 | static Lisp_Object | |
2695 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2696 | struct frame *f; | |
2697 | Lisp_Object alist, param; | |
2698 | char *attribute; | |
2699 | char *class; | |
2700 | enum resource_types type; | |
2701 | { | |
2702 | Lisp_Object value; | |
2703 | ||
abb4b7ec RS |
2704 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2705 | attribute, class, type); | |
e4f79258 RS |
2706 | if (! NILP (value)) |
2707 | store_frame_param (f, param, value); | |
2708 | ||
2709 | return value; | |
2710 | } | |
2711 | ||
f676886a | 2712 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2713 | of the parameter named PROP (a Lisp symbol). |
2714 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2715 | on the frame named NAME. |
01f1ba30 JB |
2716 | If that is not found either, use the value DEFLT. */ |
2717 | ||
2718 | static Lisp_Object | |
cf177271 | 2719 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2720 | struct frame *f; |
01f1ba30 | 2721 | Lisp_Object alist; |
f9942c9e | 2722 | Lisp_Object prop; |
01f1ba30 JB |
2723 | Lisp_Object deflt; |
2724 | char *xprop; | |
cf177271 | 2725 | char *xclass; |
60fb3ee1 | 2726 | enum resource_types type; |
01f1ba30 | 2727 | { |
01f1ba30 JB |
2728 | Lisp_Object tem; |
2729 | ||
abb4b7ec | 2730 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2731 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2732 | tem = deflt; |
f9942c9e | 2733 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2734 | return tem; |
2735 | } | |
333b20bb GM |
2736 | |
2737 | ||
2738 | /* Record in frame F the specified or default value according to ALIST | |
2739 | of the parameter named PROP (a Lisp symbol). If no value is | |
2740 | specified for PROP, look for an X default for XPROP on the frame | |
2741 | named NAME. If that is not found either, use the value DEFLT. */ | |
2742 | ||
2743 | static Lisp_Object | |
2744 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2745 | foreground_p) | |
2746 | struct frame *f; | |
2747 | Lisp_Object alist; | |
2748 | Lisp_Object prop; | |
2749 | char *xprop; | |
2750 | char *xclass; | |
2751 | int foreground_p; | |
2752 | { | |
2753 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2754 | Lisp_Object tem; | |
2755 | ||
2756 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2757 | if (EQ (tem, Qunbound)) | |
2758 | { | |
2759 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2760 | ||
2761 | /* See if an X resource for the scroll bar color has been | |
2762 | specified. */ | |
2763 | tem = display_x_get_resource (dpyinfo, | |
2764 | build_string (foreground_p | |
2765 | ? "foreground" | |
2766 | : "background"), | |
2767 | build_string (""), | |
2768 | build_string ("verticalScrollBar"), | |
2769 | build_string ("")); | |
2770 | if (!STRINGP (tem)) | |
2771 | { | |
2772 | /* If nothing has been specified, scroll bars will use a | |
2773 | toolkit-dependent default. Because these defaults are | |
2774 | difficult to get at without actually creating a scroll | |
2775 | bar, use nil to indicate that no color has been | |
2776 | specified. */ | |
2777 | tem = Qnil; | |
2778 | } | |
2779 | ||
2780 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2781 | ||
2782 | tem = Qnil; | |
2783 | ||
2784 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2785 | } | |
2786 | ||
2787 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2788 | return tem; | |
2789 | } | |
2790 | ||
2791 | ||
01f1ba30 | 2792 | \f |
8af1d7ca | 2793 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2794 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2795 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2796 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2797 | The value of `left' or `top' may be an integer,\n\ |
2798 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2799 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2800 | (string) |
a6605e5c | 2801 | Lisp_Object string; |
01f1ba30 JB |
2802 | { |
2803 | int geometry, x, y; | |
2804 | unsigned int width, height; | |
f83f10ba | 2805 | Lisp_Object result; |
01f1ba30 JB |
2806 | |
2807 | CHECK_STRING (string, 0); | |
2808 | ||
2809 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
2810 | &x, &y, &width, &height); | |
2811 | ||
f83f10ba RS |
2812 | #if 0 |
2813 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
2814 | error ("Must specify both x and y position, or neither"); | |
2815 | #endif | |
2816 | ||
2817 | result = Qnil; | |
2818 | if (geometry & XValue) | |
01f1ba30 | 2819 | { |
f83f10ba RS |
2820 | Lisp_Object element; |
2821 | ||
e1d962d7 RS |
2822 | if (x >= 0 && (geometry & XNegative)) |
2823 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
2824 | else if (x < 0 && ! (geometry & XNegative)) | |
2825 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
2826 | else |
2827 | element = Fcons (Qleft, make_number (x)); | |
2828 | result = Fcons (element, result); | |
2829 | } | |
2830 | ||
2831 | if (geometry & YValue) | |
2832 | { | |
2833 | Lisp_Object element; | |
2834 | ||
e1d962d7 RS |
2835 | if (y >= 0 && (geometry & YNegative)) |
2836 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
2837 | else if (y < 0 && ! (geometry & YNegative)) | |
2838 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
2839 | else |
2840 | element = Fcons (Qtop, make_number (y)); | |
2841 | result = Fcons (element, result); | |
01f1ba30 | 2842 | } |
f83f10ba RS |
2843 | |
2844 | if (geometry & WidthValue) | |
2845 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
2846 | if (geometry & HeightValue) | |
2847 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
2848 | ||
2849 | return result; | |
01f1ba30 JB |
2850 | } |
2851 | ||
01f1ba30 | 2852 | /* Calculate the desired size and position of this window, |
f83f10ba | 2853 | and return the flags saying which aspects were specified. |
8fc2766b RS |
2854 | |
2855 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
2856 | |
2857 | #define DEFAULT_ROWS 40 | |
2858 | #define DEFAULT_COLS 80 | |
2859 | ||
f9942c9e | 2860 | static int |
f676886a JB |
2861 | x_figure_window_size (f, parms) |
2862 | struct frame *f; | |
01f1ba30 JB |
2863 | Lisp_Object parms; |
2864 | { | |
4fe1de12 | 2865 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 2866 | long window_prompting = 0; |
abb4b7ec | 2867 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2868 | |
2869 | /* Default values if we fall through. | |
2870 | Actually, if that happens we should get | |
b9dc4443 | 2871 | window manager prompting. */ |
1ab3d87e | 2872 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 2873 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
2874 | /* Window managers expect that if program-specified |
2875 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
2876 | f->output_data.x->top_pos = 0; |
2877 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 2878 | |
333b20bb GM |
2879 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
2880 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
2881 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2882 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2883 | { |
f83f10ba RS |
2884 | if (!EQ (tem0, Qunbound)) |
2885 | { | |
2886 | CHECK_NUMBER (tem0, 0); | |
2887 | f->height = XINT (tem0); | |
2888 | } | |
2889 | if (!EQ (tem1, Qunbound)) | |
2890 | { | |
2891 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 2892 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
2893 | } |
2894 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
2895 | window_prompting |= USSize; |
2896 | else | |
2897 | window_prompting |= PSize; | |
01f1ba30 | 2898 | } |
01f1ba30 | 2899 | |
7556890b | 2900 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
2901 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
2902 | ? 0 | |
7556890b | 2903 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 2904 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 2905 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
2906 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
2907 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 2908 | |
333b20bb GM |
2909 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
2910 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
2911 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2912 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2913 | { |
f83f10ba RS |
2914 | if (EQ (tem0, Qminus)) |
2915 | { | |
7556890b | 2916 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2917 | window_prompting |= YNegative; |
2918 | } | |
8e713be6 KR |
2919 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
2920 | && CONSP (XCDR (tem0)) | |
2921 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2922 | { |
8e713be6 | 2923 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
2924 | window_prompting |= YNegative; |
2925 | } | |
8e713be6 KR |
2926 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
2927 | && CONSP (XCDR (tem0)) | |
2928 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2929 | { |
8e713be6 | 2930 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 2931 | } |
f83f10ba | 2932 | else if (EQ (tem0, Qunbound)) |
7556890b | 2933 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2934 | else |
2935 | { | |
2936 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
2937 | f->output_data.x->top_pos = XINT (tem0); |
2938 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
2939 | window_prompting |= YNegative; |
2940 | } | |
2941 | ||
2942 | if (EQ (tem1, Qminus)) | |
2943 | { | |
7556890b | 2944 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2945 | window_prompting |= XNegative; |
2946 | } | |
8e713be6 KR |
2947 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
2948 | && CONSP (XCDR (tem1)) | |
2949 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2950 | { |
8e713be6 | 2951 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
2952 | window_prompting |= XNegative; |
2953 | } | |
8e713be6 KR |
2954 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
2955 | && CONSP (XCDR (tem1)) | |
2956 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2957 | { |
8e713be6 | 2958 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 2959 | } |
f83f10ba | 2960 | else if (EQ (tem1, Qunbound)) |
7556890b | 2961 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2962 | else |
2963 | { | |
2964 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
2965 | f->output_data.x->left_pos = XINT (tem1); |
2966 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
2967 | window_prompting |= XNegative; |
2968 | } | |
2969 | ||
c3724dc2 | 2970 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
2971 | window_prompting |= USPosition; |
2972 | else | |
2973 | window_prompting |= PPosition; | |
01f1ba30 | 2974 | } |
f83f10ba | 2975 | |
739f2f53 | 2976 | return window_prompting; |
01f1ba30 JB |
2977 | } |
2978 | ||
f58534a3 RS |
2979 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2980 | ||
2981 | Status | |
2982 | XSetWMProtocols (dpy, w, protocols, count) | |
2983 | Display *dpy; | |
2984 | Window w; | |
2985 | Atom *protocols; | |
2986 | int count; | |
2987 | { | |
2988 | Atom prop; | |
2989 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2990 | if (prop == None) return False; | |
2991 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2992 | (unsigned char *) protocols, count); | |
2993 | return True; | |
2994 | } | |
9ef48a9d RS |
2995 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
2996 | \f | |
2997 | #ifdef USE_X_TOOLKIT | |
2998 | ||
8e3d10a9 RS |
2999 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3000 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3001 | already be present because of the toolkit (Motif adds some of them, |
3002 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3003 | |
3004 | static void | |
b9dc4443 RS |
3005 | hack_wm_protocols (f, widget) |
3006 | FRAME_PTR f; | |
9ef48a9d RS |
3007 | Widget widget; |
3008 | { | |
3009 | Display *dpy = XtDisplay (widget); | |
3010 | Window w = XtWindow (widget); | |
3011 | int need_delete = 1; | |
3012 | int need_focus = 1; | |
59aa6c90 | 3013 | int need_save = 1; |
9ef48a9d RS |
3014 | |
3015 | BLOCK_INPUT; | |
3016 | { | |
3017 | Atom type, *atoms = 0; | |
3018 | int format = 0; | |
3019 | unsigned long nitems = 0; | |
3020 | unsigned long bytes_after; | |
3021 | ||
270958e8 KH |
3022 | if ((XGetWindowProperty (dpy, w, |
3023 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3024 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3025 | &type, &format, &nitems, &bytes_after, |
3026 | (unsigned char **) &atoms) | |
3027 | == Success) | |
9ef48a9d RS |
3028 | && format == 32 && type == XA_ATOM) |
3029 | while (nitems > 0) | |
3030 | { | |
3031 | nitems--; | |
b9dc4443 RS |
3032 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3033 | need_delete = 0; | |
3034 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3035 | need_focus = 0; | |
3036 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3037 | need_save = 0; | |
9ef48a9d RS |
3038 | } |
3039 | if (atoms) XFree ((char *) atoms); | |
3040 | } | |
3041 | { | |
3042 | Atom props [10]; | |
3043 | int count = 0; | |
b9dc4443 RS |
3044 | if (need_delete) |
3045 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3046 | if (need_focus) | |
3047 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3048 | if (need_save) | |
3049 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3050 | if (count) |
b9dc4443 RS |
3051 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3052 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3053 | (unsigned char *) props, count); |
3054 | } | |
3055 | UNBLOCK_INPUT; | |
3056 | } | |
3057 | #endif | |
86779fac GM |
3058 | |
3059 | ||
5a7df7d7 GM |
3060 | \f |
3061 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3062 | |
5a7df7d7 GM |
3063 | #ifdef HAVE_X_I18N |
3064 | ||
3065 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3066 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3067 | ||
3068 | ||
3069 | /* Supported XIM styles, ordered by preferenc. */ | |
3070 | ||
3071 | static XIMStyle supported_xim_styles[] = | |
3072 | { | |
3073 | XIMPreeditPosition | XIMStatusArea, | |
3074 | XIMPreeditPosition | XIMStatusNothing, | |
3075 | XIMPreeditPosition | XIMStatusNone, | |
3076 | XIMPreeditNothing | XIMStatusArea, | |
3077 | XIMPreeditNothing | XIMStatusNothing, | |
3078 | XIMPreeditNothing | XIMStatusNone, | |
3079 | XIMPreeditNone | XIMStatusArea, | |
3080 | XIMPreeditNone | XIMStatusNothing, | |
3081 | XIMPreeditNone | XIMStatusNone, | |
3082 | 0, | |
3083 | }; | |
3084 | ||
3085 | ||
3086 | /* Create an X fontset on frame F with base font name | |
3087 | BASE_FONTNAME.. */ | |
3088 | ||
3089 | static XFontSet | |
3090 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3091 | struct frame *f; |
5a7df7d7 | 3092 | char *base_fontname; |
86779fac | 3093 | { |
5a7df7d7 GM |
3094 | XFontSet xfs; |
3095 | char **missing_list; | |
3096 | int missing_count; | |
3097 | char *def_string; | |
86779fac | 3098 | |
5a7df7d7 GM |
3099 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3100 | base_fontname, &missing_list, | |
3101 | &missing_count, &def_string); | |
3102 | if (missing_list) | |
3103 | XFreeStringList (missing_list); | |
3104 | ||
3105 | /* No need to free def_string. */ | |
3106 | return xfs; | |
3107 | } | |
3108 | ||
3109 | ||
3110 | /* Value is the best input style, given user preferences USER (already | |
3111 | checked to be supported by Emacs), and styles supported by the | |
3112 | input method XIM. */ | |
3113 | ||
3114 | static XIMStyle | |
3115 | best_xim_style (user, xim) | |
3116 | XIMStyles *user; | |
3117 | XIMStyles *xim; | |
3118 | { | |
3119 | int i, j; | |
3120 | ||
3121 | for (i = 0; i < user->count_styles; ++i) | |
3122 | for (j = 0; j < xim->count_styles; ++j) | |
3123 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3124 | return user->supported_styles[i]; | |
3125 | ||
3126 | /* Return the default style. */ | |
3127 | return XIMPreeditNothing | XIMStatusNothing; | |
3128 | } | |
3129 | ||
3130 | /* Create XIC for frame F. */ | |
3131 | ||
3132 | void | |
3133 | create_frame_xic (f) | |
3134 | struct frame *f; | |
3135 | { | |
86779fac | 3136 | #ifndef X_I18N_INHIBITED |
5a7df7d7 GM |
3137 | XIM xim; |
3138 | XIC xic = NULL; | |
3139 | XFontSet xfs = NULL; | |
3140 | static XIMStyle xic_style; | |
86779fac | 3141 | |
5a7df7d7 GM |
3142 | if (FRAME_XIC (f)) |
3143 | return; | |
3144 | ||
3145 | xim = FRAME_X_XIM (f); | |
3146 | if (xim) | |
3147 | { | |
d9d57cb2 DL |
3148 | XRectangle s_area; |
3149 | XPoint spot; | |
5a7df7d7 GM |
3150 | XVaNestedList preedit_attr; |
3151 | XVaNestedList status_attr; | |
3152 | char *base_fontname; | |
3153 | int fontset; | |
3154 | ||
d9d57cb2 DL |
3155 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3156 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3157 | /* Create X fontset. */ |
3158 | fontset = FRAME_FONTSET (f); | |
3159 | if (fontset < 0) | |
3160 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3161 | else | |
3162 | { | |
3163 | struct fontset_info *fontsetp; | |
3164 | int len = 0; | |
3165 | int i; | |
3166 | ||
3167 | fontsetp = FRAME_FONTSET_DATA (f)->fontset_table[fontset]; | |
3168 | for (i = 0; i <= MAX_CHARSET; i++) | |
3169 | if (fontsetp->fontname[i]) | |
3170 | len += strlen (fontsetp->fontname[i]) + 1; | |
3171 | base_fontname = alloca (len); | |
3172 | strcpy (base_fontname, fontsetp->fontname[CHARSET_ASCII]); | |
3173 | for (i = MIN_CHARSET_OFFICIAL_DIMENSION1; i <= MAX_CHARSET; i++) | |
3174 | if (fontsetp->fontname[i]) | |
3175 | { | |
3176 | strcat (base_fontname, ","); | |
3177 | strcat (base_fontname, fontsetp->fontname[i]); | |
3178 | } | |
3179 | } | |
3180 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3181 | |
5a7df7d7 GM |
3182 | /* Determine XIC style. */ |
3183 | if (xic_style == 0) | |
3184 | { | |
3185 | XIMStyles supported_list; | |
3186 | supported_list.count_styles = (sizeof supported_xim_styles | |
3187 | / sizeof supported_xim_styles[0]); | |
3188 | supported_list.supported_styles = supported_xim_styles; | |
3189 | xic_style = best_xim_style (&supported_list, | |
3190 | FRAME_X_XIM_STYLES (f)); | |
3191 | } | |
86779fac | 3192 | |
5a7df7d7 GM |
3193 | preedit_attr = XVaCreateNestedList (0, |
3194 | XNFontSet, xfs, | |
3195 | XNForeground, | |
3196 | FRAME_FOREGROUND_PIXEL (f), | |
3197 | XNBackground, | |
3198 | FRAME_BACKGROUND_PIXEL (f), | |
3199 | (xic_style & XIMPreeditPosition | |
3200 | ? XNSpotLocation | |
3201 | : NULL), | |
3202 | &spot, | |
3203 | NULL); | |
3204 | status_attr = XVaCreateNestedList (0, | |
3205 | XNArea, | |
3206 | &s_area, | |
3207 | XNFontSet, | |
3208 | xfs, | |
3209 | XNForeground, | |
3210 | FRAME_FOREGROUND_PIXEL (f), | |
3211 | XNBackground, | |
3212 | FRAME_BACKGROUND_PIXEL (f), | |
3213 | NULL); | |
3214 | ||
3215 | xic = XCreateIC (xim, | |
3216 | XNInputStyle, xic_style, | |
3217 | XNClientWindow, FRAME_X_WINDOW(f), | |
3218 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3219 | XNStatusAttributes, status_attr, | |
3220 | XNPreeditAttributes, preedit_attr, | |
3221 | NULL); | |
3222 | XFree (preedit_attr); | |
3223 | XFree (status_attr); | |
3224 | } | |
3225 | ||
3226 | FRAME_XIC (f) = xic; | |
3227 | FRAME_XIC_STYLE (f) = xic_style; | |
3228 | FRAME_XIC_FONTSET (f) = xfs; | |
3229 | #else /* X_I18N_INHIBITED */ | |
3230 | FRAME_XIC (f) = NULL; | |
3231 | FRAME_XIC_STYLE (f) = 0; | |
3232 | FRAME_XIC_FONTSET (f) = NULL; | |
86779fac | 3233 | #endif /* X_I18N_INHIBITED */ |
86779fac GM |
3234 | } |
3235 | ||
5a7df7d7 GM |
3236 | |
3237 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3238 | ||
3239 | void | |
3240 | free_frame_xic (f) | |
3241 | struct frame *f; | |
3242 | { | |
3243 | if (FRAME_XIC (f) == NULL) | |
3244 | return; | |
3245 | ||
3246 | XDestroyIC (FRAME_XIC (f)); | |
3247 | if (FRAME_XIC_FONTSET (f)) | |
3248 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3249 | ||
3250 | FRAME_XIC (f) = NULL; | |
3251 | FRAME_XIC_FONTSET (f) = NULL; | |
3252 | } | |
3253 | ||
3254 | ||
3255 | /* Place preedit area for XIC of window W's frame to specified | |
3256 | pixel position X/Y. X and Y are relative to window W. */ | |
3257 | ||
3258 | void | |
3259 | xic_set_preeditarea (w, x, y) | |
3260 | struct window *w; | |
3261 | int x, y; | |
3262 | { | |
3263 | struct frame *f = XFRAME (w->frame); | |
3264 | XVaNestedList attr; | |
3265 | XPoint spot; | |
3266 | ||
3267 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3268 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3269 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3270 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3271 | XFree (attr); | |
3272 | } | |
3273 | ||
3274 | ||
3275 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3276 | ||
3277 | void | |
3278 | xic_set_statusarea (f) | |
3279 | struct frame *f; | |
3280 | { | |
3281 | XIC xic = FRAME_XIC (f); | |
3282 | XVaNestedList attr; | |
3283 | XRectangle area; | |
3284 | XRectangle *needed; | |
3285 | ||
3286 | /* Negotiate geometry of status area. If input method has existing | |
3287 | status area, use its current size. */ | |
3288 | area.x = area.y = area.width = area.height = 0; | |
3289 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3290 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3291 | XFree (attr); | |
3292 | ||
3293 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3294 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3295 | XFree (attr); | |
3296 | ||
3297 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3298 | { | |
3299 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3300 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3301 | XFree (attr); | |
3302 | } | |
3303 | ||
3304 | area.width = needed->width; | |
3305 | area.height = needed->height; | |
3306 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3307 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3308 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3309 | XFree (needed); | |
3310 | ||
3311 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3312 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3313 | XFree (attr); | |
3314 | } | |
3315 | ||
3316 | ||
3317 | /* Set X fontset for XIC of frame F, using base font name | |
3318 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3319 | ||
3320 | void | |
3321 | xic_set_xfontset (f, base_fontname) | |
3322 | struct frame *f; | |
3323 | char *base_fontname; | |
3324 | { | |
3325 | XVaNestedList attr; | |
3326 | XFontSet xfs; | |
3327 | ||
3328 | xfs = xic_create_xfontset (f, base_fontname); | |
3329 | ||
3330 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3331 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3332 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3333 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3334 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3335 | XFree (attr); | |
3336 | ||
3337 | if (FRAME_XIC_FONTSET (f)) | |
3338 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3339 | FRAME_XIC_FONTSET (f) = xfs; | |
3340 | } | |
3341 | ||
3342 | #endif /* HAVE_X_I18N */ | |
3343 | ||
3344 | ||
9ef48a9d | 3345 | \f |
8fc2766b RS |
3346 | #ifdef USE_X_TOOLKIT |
3347 | ||
3348 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3349 | |
01f1ba30 | 3350 | static void |
a7f7d550 FP |
3351 | x_window (f, window_prompting, minibuffer_only) |
3352 | struct frame *f; | |
3353 | long window_prompting; | |
3354 | int minibuffer_only; | |
01f1ba30 | 3355 | { |
9ef48a9d | 3356 | XClassHint class_hints; |
31ac8d8c FP |
3357 | XSetWindowAttributes attributes; |
3358 | unsigned long attribute_mask; | |
9ef48a9d | 3359 | |
9ef48a9d RS |
3360 | Widget shell_widget; |
3361 | Widget pane_widget; | |
6c32dd68 | 3362 | Widget frame_widget; |
9ef48a9d RS |
3363 | Arg al [25]; |
3364 | int ac; | |
3365 | ||
3366 | BLOCK_INPUT; | |
3367 | ||
b7975ee4 KH |
3368 | /* Use the resource name as the top-level widget name |
3369 | for looking up resources. Make a non-Lisp copy | |
3370 | for the window manager, so GC relocation won't bother it. | |
3371 | ||
3372 | Elsewhere we specify the window name for the window manager. */ | |
3373 | ||
cca176a0 | 3374 | { |
b7975ee4 KH |
3375 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3376 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3377 | strcpy (f->namebuf, str); |
3378 | } | |
9ef48a9d RS |
3379 | |
3380 | ac = 0; | |
3381 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3382 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3383 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3384 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
cca176a0 | 3385 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3386 | applicationShellWidgetClass, |
82c90203 | 3387 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3388 | |
7556890b | 3389 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3390 | /* maybe_set_screen_title_format (shell_widget); */ |
3391 | ||
6c32dd68 PR |
3392 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3393 | (widget_value *) NULL, | |
3394 | shell_widget, False, | |
3395 | (lw_callback) NULL, | |
3396 | (lw_callback) NULL, | |
b6e11efd | 3397 | (lw_callback) NULL, |
6c32dd68 | 3398 | (lw_callback) NULL); |
9ef48a9d | 3399 | |
7556890b | 3400 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3401 | |
9ef48a9d | 3402 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3403 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3404 | |
3405 | ac = 0; | |
3406 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3407 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3408 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3409 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3410 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
cca176a0 | 3411 | frame_widget = XtCreateWidget (f->namebuf, |
9ef48a9d RS |
3412 | emacsFrameClass, |
3413 | pane_widget, al, ac); | |
3414 | ||
7556890b | 3415 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3416 | |
6c32dd68 | 3417 | XtManageChild (frame_widget); |
a7f7d550 FP |
3418 | |
3419 | /* Do some needed geometry management. */ | |
3420 | { | |
3421 | int len; | |
3422 | char *tem, shell_position[32]; | |
3423 | Arg al[2]; | |
3424 | int ac = 0; | |
5031cc10 | 3425 | int extra_borders = 0; |
8fc2766b | 3426 | int menubar_size |
7556890b RS |
3427 | = (f->output_data.x->menubar_widget |
3428 | ? (f->output_data.x->menubar_widget->core.height | |
3429 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3430 | : 0); |
a7f7d550 | 3431 | |
f7008aff RS |
3432 | #if 0 /* Experimentally, we now get the right results |
3433 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3434 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3435 | { | |
dd254b21 | 3436 | Dimension ibw = 0; |
01cbdba5 RS |
3437 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3438 | menubar_size += ibw; | |
3439 | } | |
f7008aff | 3440 | #endif |
01cbdba5 | 3441 | |
7556890b | 3442 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3443 | |
440b0bfd | 3444 | #ifndef USE_LUCID |
5031cc10 KH |
3445 | /* Motif seems to need this amount added to the sizes |
3446 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3447 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3448 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3449 | &extra_borders, NULL); | |
3450 | extra_borders *= 2; | |
3451 | #endif | |
5031cc10 | 3452 | |
97787173 RS |
3453 | /* Convert our geometry parameters into a geometry string |
3454 | and specify it. | |
3455 | Note that we do not specify here whether the position | |
3456 | is a user-specified or program-specified one. | |
3457 | We pass that information later, in x_wm_set_size_hints. */ | |
3458 | { | |
7556890b | 3459 | int left = f->output_data.x->left_pos; |
97787173 | 3460 | int xneg = window_prompting & XNegative; |
7556890b | 3461 | int top = f->output_data.x->top_pos; |
97787173 RS |
3462 | int yneg = window_prompting & YNegative; |
3463 | if (xneg) | |
3464 | left = -left; | |
3465 | if (yneg) | |
3466 | top = -top; | |
c760f47e KH |
3467 | |
3468 | if (window_prompting & USPosition) | |
5031cc10 KH |
3469 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3470 | PIXEL_WIDTH (f) + extra_borders, | |
3471 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3472 | (xneg ? '-' : '+'), left, |
3473 | (yneg ? '-' : '+'), top); | |
3474 | else | |
5031cc10 KH |
3475 | sprintf (shell_position, "=%dx%d", |
3476 | PIXEL_WIDTH (f) + extra_borders, | |
3477 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3478 | } |
3479 | ||
a7f7d550 | 3480 | len = strlen (shell_position) + 1; |
77110caa RS |
3481 | /* We don't free this because we don't know whether |
3482 | it is safe to free it while the frame exists. | |
3483 | It isn't worth the trouble of arranging to free it | |
3484 | when the frame is deleted. */ | |
a7f7d550 FP |
3485 | tem = (char *) xmalloc (len); |
3486 | strncpy (tem, shell_position, len); | |
3487 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3488 | XtSetValues (shell_widget, al, ac); | |
3489 | } | |
3490 | ||
9ef48a9d RS |
3491 | XtManageChild (pane_widget); |
3492 | XtRealizeWidget (shell_widget); | |
3493 | ||
6c32dd68 | 3494 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3495 | |
3496 | validate_x_resource_name (); | |
b7975ee4 | 3497 | |
9ef48a9d | 3498 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3499 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3500 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3501 | |
3502 | #ifdef HAVE_X_I18N | |
3503 | FRAME_XIC (f) = NULL; | |
3504 | create_frame_xic (f); | |
3505 | #endif | |
64d16748 | 3506 | |
7556890b RS |
3507 | f->output_data.x->wm_hints.input = True; |
3508 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3509 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3510 | &f->output_data.x->wm_hints); |
b8228beb | 3511 | |
c4ec904f | 3512 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3513 | |
6c32dd68 PR |
3514 | #ifdef HACK_EDITRES |
3515 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3516 | #endif | |
3517 | ||
9ef48a9d | 3518 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3519 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3520 | be initialized to something relevant to the time we created the window. |
3521 | */ | |
6c32dd68 | 3522 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3523 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3524 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3525 | (unsigned char*) NULL, 0); |
3526 | ||
5a7df7d7 | 3527 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3528 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3529 | |
3530 | #ifdef HAVE_X_I18N | |
3531 | if (FRAME_XIC (f)) | |
3532 | { | |
3533 | /* XIM server might require some X events. */ | |
3534 | unsigned long fevent = NoEventMask; | |
3535 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3536 | attributes.event_mask |= fevent; | |
3537 | } | |
3538 | #endif /* HAVE_X_I18N */ | |
3539 | ||
31ac8d8c FP |
3540 | attribute_mask = CWEventMask; |
3541 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3542 | attribute_mask, &attributes); | |
3543 | ||
6c32dd68 | 3544 | XtMapWidget (frame_widget); |
9ef48a9d | 3545 | |
8fc2766b RS |
3546 | /* x_set_name normally ignores requests to set the name if the |
3547 | requested name is the same as the current name. This is the one | |
3548 | place where that assumption isn't correct; f->name is set, but | |
3549 | the X server hasn't been told. */ | |
3550 | { | |
3551 | Lisp_Object name; | |
3552 | int explicit = f->explicit_name; | |
3553 | ||
3554 | f->explicit_name = 0; | |
3555 | name = f->name; | |
3556 | f->name = Qnil; | |
3557 | x_set_name (f, name, explicit); | |
3558 | } | |
3559 | ||
b9dc4443 | 3560 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3561 | f->output_data.x->text_cursor); |
8fc2766b RS |
3562 | |
3563 | UNBLOCK_INPUT; | |
3564 | ||
495fa05e GM |
3565 | /* This is a no-op, except under Motif. Make sure main areas are |
3566 | set to something reasonable, in case we get an error later. */ | |
3567 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3568 | } |
3569 | ||
9ef48a9d RS |
3570 | #else /* not USE_X_TOOLKIT */ |
3571 | ||
8fc2766b RS |
3572 | /* Create and set up the X window for frame F. */ |
3573 | ||
201d8c78 | 3574 | void |
8fc2766b RS |
3575 | x_window (f) |
3576 | struct frame *f; | |
3577 | ||
3578 | { | |
3579 | XClassHint class_hints; | |
3580 | XSetWindowAttributes attributes; | |
3581 | unsigned long attribute_mask; | |
3582 | ||
7556890b RS |
3583 | attributes.background_pixel = f->output_data.x->background_pixel; |
3584 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3585 | attributes.bit_gravity = StaticGravity; |
3586 | attributes.backing_store = NotUseful; | |
3587 | attributes.save_under = True; | |
3588 | attributes.event_mask = STANDARD_EVENT_SET; | |
3589 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | |
3590 | #if 0 | |
3591 | | CWBackingStore | CWSaveUnder | |
3592 | #endif | |
3593 | | CWEventMask); | |
3594 | ||
3595 | BLOCK_INPUT; | |
fe24a618 | 3596 | FRAME_X_WINDOW (f) |
b9dc4443 | 3597 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3598 | f->output_data.x->parent_desc, |
3599 | f->output_data.x->left_pos, | |
3600 | f->output_data.x->top_pos, | |
f676886a | 3601 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3602 | f->output_data.x->border_width, |
01f1ba30 JB |
3603 | CopyFromParent, /* depth */ |
3604 | InputOutput, /* class */ | |
b9dc4443 | 3605 | FRAME_X_DISPLAY_INFO (f)->visual, |
01f1ba30 | 3606 | attribute_mask, &attributes); |
5a7df7d7 GM |
3607 | |
3608 | #ifdef HAVE_X_I18N | |
3609 | create_frame_xic (f); | |
3610 | if (FRAME_XIC (f)) | |
3611 | { | |
3612 | /* XIM server might require some X events. */ | |
3613 | unsigned long fevent = NoEventMask; | |
3614 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3615 | attributes.event_mask |= fevent; | |
3616 | attribute_mask = CWEventMask; | |
3617 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3618 | attribute_mask, &attributes); | |
3619 | } | |
3620 | #endif /* HAVE_X_I18N */ | |
3621 | ||
d387c960 | 3622 | validate_x_resource_name (); |
b7975ee4 | 3623 | |
d387c960 | 3624 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3625 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3626 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3627 | |
00983aba KH |
3628 | /* The menubar is part of the ordinary display; |
3629 | it does not count in addition to the height of the window. */ | |
7556890b | 3630 | f->output_data.x->menubar_height = 0; |
00983aba | 3631 | |
179956b9 JB |
3632 | /* This indicates that we use the "Passive Input" input model. |
3633 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3634 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3635 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3636 | |
7556890b RS |
3637 | f->output_data.x->wm_hints.input = True; |
3638 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3639 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3640 | &f->output_data.x->wm_hints); |
6d078211 | 3641 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3642 | |
032e4ebe RS |
3643 | /* Request "save yourself" and "delete window" commands from wm. */ |
3644 | { | |
3645 | Atom protocols[2]; | |
b9dc4443 RS |
3646 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3647 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3648 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3649 | } |
9ef48a9d | 3650 | |
e373f201 JB |
3651 | /* x_set_name normally ignores requests to set the name if the |
3652 | requested name is the same as the current name. This is the one | |
3653 | place where that assumption isn't correct; f->name is set, but | |
3654 | the X server hasn't been told. */ | |
3655 | { | |
98381190 | 3656 | Lisp_Object name; |
cf177271 | 3657 | int explicit = f->explicit_name; |
e373f201 | 3658 | |
cf177271 | 3659 | f->explicit_name = 0; |
98381190 KH |
3660 | name = f->name; |
3661 | f->name = Qnil; | |
cf177271 | 3662 | x_set_name (f, name, explicit); |
e373f201 JB |
3663 | } |
3664 | ||
b9dc4443 | 3665 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3666 | f->output_data.x->text_cursor); |
9ef48a9d | 3667 | |
01f1ba30 JB |
3668 | UNBLOCK_INPUT; |
3669 | ||
fe24a618 | 3670 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3671 | error ("Unable to create window"); |
01f1ba30 JB |
3672 | } |
3673 | ||
8fc2766b RS |
3674 | #endif /* not USE_X_TOOLKIT */ |
3675 | ||
01f1ba30 JB |
3676 | /* Handle the icon stuff for this window. Perhaps later we might |
3677 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3678 | well. */ |
01f1ba30 JB |
3679 | |
3680 | static void | |
f676886a JB |
3681 | x_icon (f, parms) |
3682 | struct frame *f; | |
01f1ba30 JB |
3683 | Lisp_Object parms; |
3684 | { | |
f9942c9e | 3685 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3686 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3687 | |
3688 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3689 | icons in an icon window. */ |
333b20bb GM |
3690 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3691 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3692 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3693 | { |
f9942c9e JB |
3694 | CHECK_NUMBER (icon_x, 0); |
3695 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3696 | } |
f9942c9e | 3697 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3698 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3699 | |
f9942c9e JB |
3700 | BLOCK_INPUT; |
3701 | ||
fe24a618 JB |
3702 | if (! EQ (icon_x, Qunbound)) |
3703 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3704 | |
01f1ba30 | 3705 | /* Start up iconic or window? */ |
49795535 | 3706 | x_wm_set_window_state |
333b20bb GM |
3707 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3708 | Qicon) | |
49795535 JB |
3709 | ? IconicState |
3710 | : NormalState)); | |
01f1ba30 | 3711 | |
f468da95 RS |
3712 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3713 | ? f->icon_name | |
3714 | : f->name))->data); | |
80534dd6 | 3715 | |
01f1ba30 JB |
3716 | UNBLOCK_INPUT; |
3717 | } | |
3718 | ||
3719 | /* Make the GC's needed for this window, setting the | |
3720 | background, border and mouse colors; also create the | |
3721 | mouse cursor and the gray border tile. */ | |
3722 | ||
f945b920 JB |
3723 | static char cursor_bits[] = |
3724 | { | |
3725 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3726 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3727 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3728 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3729 | }; | |
3730 | ||
01f1ba30 | 3731 | static void |
f676886a JB |
3732 | x_make_gc (f) |
3733 | struct frame *f; | |
01f1ba30 JB |
3734 | { |
3735 | XGCValues gc_values; | |
01f1ba30 | 3736 | |
6afb1d07 JB |
3737 | BLOCK_INPUT; |
3738 | ||
f676886a | 3739 | /* Create the GC's of this frame. |
9ef48a9d | 3740 | Note that many default values are used. */ |
01f1ba30 JB |
3741 | |
3742 | /* Normal video */ | |
7556890b RS |
3743 | gc_values.font = f->output_data.x->font->fid; |
3744 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3745 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3746 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
7556890b | 3747 | f->output_data.x->normal_gc = XCreateGC (FRAME_X_DISPLAY (f), |
fe24a618 | 3748 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3749 | GCLineWidth | GCFont |
3750 | | GCForeground | GCBackground, | |
3751 | &gc_values); | |
3752 | ||
b9dc4443 | 3753 | /* Reverse video style. */ |
7556890b RS |
3754 | gc_values.foreground = f->output_data.x->background_pixel; |
3755 | gc_values.background = f->output_data.x->foreground_pixel; | |
3756 | f->output_data.x->reverse_gc = XCreateGC (FRAME_X_DISPLAY (f), | |
fe24a618 | 3757 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3758 | GCFont | GCForeground | GCBackground |
3759 | | GCLineWidth, | |
3760 | &gc_values); | |
3761 | ||
9ef48a9d | 3762 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3763 | gc_values.foreground = f->output_data.x->background_pixel; |
3764 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3765 | gc_values.fill_style = FillOpaqueStippled; |
3766 | gc_values.stipple | |
b9dc4443 RS |
3767 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3768 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3769 | cursor_bits, 16, 16); |
7556890b | 3770 | f->output_data.x->cursor_gc |
b9dc4443 | 3771 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3772 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3773 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3774 | &gc_values); |
3775 | ||
333b20bb GM |
3776 | /* Reliefs. */ |
3777 | f->output_data.x->white_relief.gc = 0; | |
3778 | f->output_data.x->black_relief.gc = 0; | |
3779 | ||
01f1ba30 | 3780 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3781 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3782 | this must be done on a per-frame basis. */ |
7556890b | 3783 | f->output_data.x->border_tile |
d043f1a4 | 3784 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 3785 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3786 | gray_bits, gray_width, gray_height, |
7556890b RS |
3787 | f->output_data.x->foreground_pixel, |
3788 | f->output_data.x->background_pixel, | |
b9dc4443 RS |
3789 | DefaultDepth (FRAME_X_DISPLAY (f), |
3790 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))))); | |
6afb1d07 JB |
3791 | |
3792 | UNBLOCK_INPUT; | |
01f1ba30 | 3793 | } |
01f1ba30 | 3794 | |
f676886a | 3795 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3796 | 1, 1, 0, |
f676886a | 3797 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 3798 | Returns an Emacs frame object.\n\ |
f676886a JB |
3799 | ALIST is an alist of frame parameters.\n\ |
3800 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 3801 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 3802 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
3803 | be shared by the new frame.\n\ |
3804 | \n\ | |
3805 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
3806 | (parms) |
3807 | Lisp_Object parms; | |
3808 | { | |
f676886a | 3809 | struct frame *f; |
2365c027 | 3810 | Lisp_Object frame, tem; |
01f1ba30 JB |
3811 | Lisp_Object name; |
3812 | int minibuffer_only = 0; | |
3813 | long window_prompting = 0; | |
3814 | int width, height; | |
9ef48a9d | 3815 | int count = specpdl_ptr - specpdl; |
ecaca587 | 3816 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3817 | Lisp_Object display; |
333b20bb | 3818 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3819 | Lisp_Object parent; |
e557f19d | 3820 | struct kboard *kb; |
01f1ba30 | 3821 | |
11ae94fe | 3822 | check_x (); |
01f1ba30 | 3823 | |
b7975ee4 KH |
3824 | /* Use this general default value to start with |
3825 | until we know if this frame has a specified name. */ | |
3826 | Vx_resource_name = Vinvocation_name; | |
3827 | ||
333b20bb | 3828 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3829 | if (EQ (display, Qunbound)) |
3830 | display = Qnil; | |
3831 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3832 | #ifdef MULTI_KBOARD |
3833 | kb = dpyinfo->kboard; | |
3834 | #else | |
3835 | kb = &the_only_kboard; | |
3836 | #endif | |
b9dc4443 | 3837 | |
333b20bb | 3838 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3839 | if (!STRINGP (name) |
cf177271 JB |
3840 | && ! EQ (name, Qunbound) |
3841 | && ! NILP (name)) | |
08a90d6a | 3842 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3843 | |
b7975ee4 KH |
3844 | if (STRINGP (name)) |
3845 | Vx_resource_name = name; | |
3846 | ||
a59e4f3d | 3847 | /* See if parent window is specified. */ |
333b20bb | 3848 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3849 | if (EQ (parent, Qunbound)) |
3850 | parent = Qnil; | |
3851 | if (! NILP (parent)) | |
3852 | CHECK_NUMBER (parent, 0); | |
3853 | ||
ecaca587 RS |
3854 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3855 | /* No need to protect DISPLAY because that's not used after passing | |
3856 | it to make_frame_without_minibuffer. */ | |
3857 | frame = Qnil; | |
3858 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3859 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3860 | RES_TYPE_SYMBOL); | |
f9942c9e | 3861 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3862 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3863 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3864 | { |
f676886a | 3865 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3866 | minibuffer_only = 1; |
3867 | } | |
6a5e54e2 | 3868 | else if (WINDOWP (tem)) |
2526c290 | 3869 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3870 | else |
3871 | f = make_frame (1); | |
01f1ba30 | 3872 | |
ecaca587 RS |
3873 | XSETFRAME (frame, f); |
3874 | ||
a3c87d4e JB |
3875 | /* Note that X Windows does support scroll bars. */ |
3876 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3877 | |
08a90d6a | 3878 | f->output_method = output_x_window; |
7556890b RS |
3879 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3880 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3881 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 3882 | f->output_data.x->fontset = -1; |
333b20bb GM |
3883 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3884 | f->output_data.x->scroll_bar_background_pixel = -1; | |
08a90d6a | 3885 | |
f468da95 | 3886 | f->icon_name |
333b20bb GM |
3887 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3888 | RES_TYPE_STRING); | |
f468da95 RS |
3889 | if (! STRINGP (f->icon_name)) |
3890 | f->icon_name = Qnil; | |
80534dd6 | 3891 | |
08a90d6a | 3892 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
73410c76 | 3893 | #ifdef MULTI_KBOARD |
e557f19d | 3894 | FRAME_KBOARD (f) = kb; |
73410c76 | 3895 | #endif |
08a90d6a | 3896 | |
a59e4f3d RS |
3897 | /* Specify the parent under which to make this X window. */ |
3898 | ||
3899 | if (!NILP (parent)) | |
3900 | { | |
8c239ac3 | 3901 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3902 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3903 | } |
3904 | else | |
3905 | { | |
7556890b RS |
3906 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3907 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3908 | } |
3909 | ||
cf177271 JB |
3910 | /* Set the name; the functions to which we pass f expect the name to |
3911 | be set. */ | |
3912 | if (EQ (name, Qunbound) || NILP (name)) | |
3913 | { | |
08a90d6a | 3914 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3915 | f->explicit_name = 0; |
3916 | } | |
3917 | else | |
3918 | { | |
3919 | f->name = name; | |
3920 | f->explicit_name = 1; | |
9ef48a9d RS |
3921 | /* use the frame's title when getting resources for this frame. */ |
3922 | specbind (Qx_resource_name, name); | |
cf177271 | 3923 | } |
01f1ba30 | 3924 | |
942ea06d | 3925 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ |
8e713be6 KR |
3926 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
3927 | fs_register_fontset (f, XCAR (tem)); | |
942ea06d | 3928 | |
01f1ba30 JB |
3929 | /* Extract the window parameters from the supplied values |
3930 | that are needed to determine window geometry. */ | |
d387c960 JB |
3931 | { |
3932 | Lisp_Object font; | |
3933 | ||
333b20bb | 3934 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3935 | |
6817eab4 | 3936 | BLOCK_INPUT; |
e5e548e3 RS |
3937 | /* First, try whatever font the caller has specified. */ |
3938 | if (STRINGP (font)) | |
942ea06d | 3939 | { |
49965a29 | 3940 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
3941 | if (STRINGP (tem)) |
3942 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
3943 | else |
3944 | font = x_new_font (f, XSTRING (font)->data); | |
3945 | } | |
333b20bb | 3946 | |
e5e548e3 | 3947 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3948 | if (!STRINGP (font)) |
3949 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3950 | if (!STRINGP (font)) |
a6ac02af | 3951 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3952 | if (! STRINGP (font)) |
a6ac02af | 3953 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3954 | if (! STRINGP (font)) |
3955 | /* This was formerly the first thing tried, but it finds too many fonts | |
3956 | and takes too long. */ | |
3957 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3958 | /* If those didn't work, look for something which will at least work. */ | |
3959 | if (! STRINGP (font)) | |
a6ac02af | 3960 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3961 | UNBLOCK_INPUT; |
3962 | if (! STRINGP (font)) | |
e5e548e3 RS |
3963 | font = build_string ("fixed"); |
3964 | ||
477f8642 | 3965 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 3966 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 3967 | } |
9ef48a9d | 3968 | |
e3881aa0 | 3969 | #ifdef USE_LUCID |
82c90203 RS |
3970 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
3971 | whereby it fails to get any font. */ | |
7556890b | 3972 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 3973 | #endif |
82c90203 | 3974 | |
cf177271 | 3975 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
3976 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
3977 | ||
ddf768c3 JB |
3978 | /* This defaults to 2 in order to match xterm. We recognize either |
3979 | internalBorderWidth or internalBorder (which is what xterm calls | |
3980 | it). */ | |
3981 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
3982 | { | |
3983 | Lisp_Object value; | |
3984 | ||
abb4b7ec | 3985 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 3986 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
3987 | if (! EQ (value, Qunbound)) |
3988 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
3989 | parms); | |
3990 | } | |
dca97592 | 3991 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
3992 | "internalBorderWidth", "internalBorderWidth", |
3993 | RES_TYPE_NUMBER); | |
1ab3d87e | 3994 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
3995 | "verticalScrollBars", "ScrollBars", |
3996 | RES_TYPE_SYMBOL); | |
01f1ba30 | 3997 | |
b9dc4443 | 3998 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 3999 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4000 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4001 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4002 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4003 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4004 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4005 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4006 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4007 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4008 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4009 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4010 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
333b20bb GM |
4011 | |
4012 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4013 | "scrollBarForeground", | |
4014 | "ScrollBarForeground", 1); | |
4015 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4016 | "scrollBarBackground", | |
4017 | "ScrollBarBackground", 0); | |
4018 | ||
4019 | /* Init faces before x_default_parameter is called for scroll-bar | |
4020 | parameters because that function calls x_set_scroll_bar_width, | |
4021 | which calls change_frame_size, which calls Fset_window_buffer, | |
4022 | which runs hooks, which call Fvertical_motion. At the end, we | |
4023 | end up in init_iterator with a null face cache, which should not | |
4024 | happen. */ | |
4025 | init_frame_faces (f); | |
4026 | ||
c7bcb20d | 4027 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4028 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
9ea173e8 | 4029 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), |
333b20bb | 4030 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4031 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4032 | "bufferPredicate", "BufferPredicate", |
4033 | RES_TYPE_SYMBOL); | |
c2304e02 | 4034 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4035 | "title", "Title", RES_TYPE_STRING); |
90eb1019 | 4036 | |
7556890b | 4037 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
f676886a | 4038 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4039 | |
f83f10ba | 4040 | if (window_prompting & XNegative) |
2365c027 | 4041 | { |
f83f10ba | 4042 | if (window_prompting & YNegative) |
7556890b | 4043 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4044 | else |
7556890b | 4045 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4046 | } |
4047 | else | |
4048 | { | |
4049 | if (window_prompting & YNegative) | |
7556890b | 4050 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4051 | else |
7556890b | 4052 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4053 | } |
4054 | ||
7556890b | 4055 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4056 | |
495fa05e GM |
4057 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4058 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4059 | ||
9ea173e8 | 4060 | /* Create the X widget or window. Add the tool-bar height to the |
333b20bb GM |
4061 | initial frame height so that the user gets a text display area of |
4062 | the size he specified with -g or via .Xdefaults. Later changes | |
9ea173e8 | 4063 | of the tool-bar height don't change the frame size. This is done |
333b20bb | 4064 | so that users can create tall Emacs frames without having to |
9ea173e8 GM |
4065 | guess how tall the tool-bar will get. */ |
4066 | f->height += FRAME_TOOL_BAR_LINES (f); | |
495fa05e | 4067 | |
a7f7d550 FP |
4068 | #ifdef USE_X_TOOLKIT |
4069 | x_window (f, window_prompting, minibuffer_only); | |
4070 | #else | |
f676886a | 4071 | x_window (f); |
a7f7d550 | 4072 | #endif |
495fa05e | 4073 | |
f676886a JB |
4074 | x_icon (f, parms); |
4075 | x_make_gc (f); | |
01f1ba30 | 4076 | |
495fa05e GM |
4077 | /* Now consider the frame official. */ |
4078 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4079 | Vframe_list = Fcons (frame, Vframe_list); | |
4080 | ||
f9942c9e JB |
4081 | /* We need to do this after creating the X window, so that the |
4082 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4083 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4084 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4085 | |
cf177271 | 4086 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4087 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4088 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4089 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4090 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4091 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4092 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4093 | "scrollBarWidth", "ScrollBarWidth", | |
4094 | RES_TYPE_NUMBER); | |
f9942c9e | 4095 | |
f676886a | 4096 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4097 | Change will not be effected unless different from the current |
b9dc4443 | 4098 | f->height. */ |
f676886a JB |
4099 | width = f->width; |
4100 | height = f->height; | |
1ab3d87e RS |
4101 | f->height = 0; |
4102 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4103 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4104 | |
495fa05e GM |
4105 | /* Set up faces after all frame parameters are known. */ |
4106 | call1 (Qface_set_after_frame_default, frame); | |
05c8abbe | 4107 | |
495fa05e GM |
4108 | #ifdef USE_X_TOOLKIT |
4109 | /* Create the menu bar. */ | |
4110 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4111 | { | |
4112 | /* If this signals an error, we haven't set size hints for the | |
4113 | frame and we didn't make it visible. */ | |
4114 | initialize_frame_menubar (f); | |
4115 | ||
4116 | /* This is a no-op, except under Motif where it arranges the | |
4117 | main window for the widgets on it. */ | |
4118 | lw_set_main_areas (f->output_data.x->column_widget, | |
4119 | f->output_data.x->menubar_widget, | |
4120 | f->output_data.x->edit_widget); | |
4121 | } | |
4122 | #endif /* USE_X_TOOLKIT */ | |
4123 | ||
4124 | /* Tell the server what size and position, etc, we want, and how | |
4125 | badly we want them. This should be done after we have the menu | |
4126 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4127 | BLOCK_INPUT; |
7989f084 | 4128 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4129 | UNBLOCK_INPUT; |
4130 | ||
495fa05e GM |
4131 | /* Make the window appear on the frame and enable display, unless |
4132 | the caller says not to. However, with explicit parent, Emacs | |
4133 | cannot control visibility, so don't try. */ | |
7556890b | 4134 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4135 | { |
4136 | Lisp_Object visibility; | |
49795535 | 4137 | |
333b20bb GM |
4138 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4139 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4140 | if (EQ (visibility, Qunbound)) |
4141 | visibility = Qt; | |
49795535 | 4142 | |
a59e4f3d RS |
4143 | if (EQ (visibility, Qicon)) |
4144 | x_iconify_frame (f); | |
4145 | else if (! NILP (visibility)) | |
4146 | x_make_frame_visible (f); | |
4147 | else | |
4148 | /* Must have been Qnil. */ | |
4149 | ; | |
4150 | } | |
01f1ba30 | 4151 | |
495fa05e | 4152 | UNGCPRO; |
9ef48a9d | 4153 | return unbind_to (count, frame); |
01f1ba30 JB |
4154 | } |
4155 | ||
0d17d282 KH |
4156 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4157 | display info directly because we're called from frame.c, which doesn't | |
4158 | know about that structure. */ | |
e4f79258 | 4159 | |
87498171 | 4160 | Lisp_Object |
0d17d282 KH |
4161 | x_get_focus_frame (frame) |
4162 | struct frame *frame; | |
87498171 | 4163 | { |
0d17d282 | 4164 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4165 | Lisp_Object xfocus; |
0d17d282 | 4166 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4167 | return Qnil; |
4168 | ||
0d17d282 | 4169 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4170 | return xfocus; |
4171 | } | |
f0614854 JB |
4172 | |
4173 | \f | |
2d764c78 EZ |
4174 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4175 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4176 | (color, frame) |
4177 | Lisp_Object color, frame; | |
e12d55b2 | 4178 | { |
b9dc4443 RS |
4179 | XColor foo; |
4180 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4181 | |
b9dc4443 RS |
4182 | CHECK_STRING (color, 1); |
4183 | ||
2d764c78 | 4184 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4185 | return Qt; |
4186 | else | |
4187 | return Qnil; | |
4188 | } | |
4189 | ||
2d764c78 EZ |
4190 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4191 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4192 | (color, frame) |
4193 | Lisp_Object color, frame; | |
01f1ba30 | 4194 | { |
b9dc4443 RS |
4195 | XColor foo; |
4196 | FRAME_PTR f = check_x_frame (frame); | |
4197 | ||
4198 | CHECK_STRING (color, 1); | |
01f1ba30 | 4199 | |
2d764c78 | 4200 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4201 | { |
4202 | Lisp_Object rgb[3]; | |
4203 | ||
4204 | rgb[0] = make_number (foo.red); | |
4205 | rgb[1] = make_number (foo.green); | |
4206 | rgb[2] = make_number (foo.blue); | |
4207 | return Flist (3, rgb); | |
4208 | } | |
01f1ba30 JB |
4209 | else |
4210 | return Qnil; | |
4211 | } | |
4212 | ||
2d764c78 EZ |
4213 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4214 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4215 | (display) |
4216 | Lisp_Object display; | |
01f1ba30 | 4217 | { |
08a90d6a | 4218 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4219 | |
b9dc4443 | 4220 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4221 | return Qnil; |
4222 | ||
b9dc4443 | 4223 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4224 | { |
4225 | case StaticColor: | |
4226 | case PseudoColor: | |
4227 | case TrueColor: | |
4228 | case DirectColor: | |
4229 | return Qt; | |
4230 | ||
4231 | default: | |
4232 | return Qnil; | |
4233 | } | |
4234 | } | |
4235 | ||
d0c9d219 | 4236 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4237 | 0, 1, 0, |
08a90d6a | 4238 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4239 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4240 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4241 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4242 | If omitted or nil, that stands for the selected frame's display.") | |
4243 | (display) | |
4244 | Lisp_Object display; | |
d0c9d219 | 4245 | { |
08a90d6a | 4246 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4247 | |
ae6b58f9 | 4248 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4249 | return Qnil; |
4250 | ||
ae6b58f9 RS |
4251 | switch (dpyinfo->visual->class) |
4252 | { | |
4253 | case StaticColor: | |
4254 | case PseudoColor: | |
4255 | case TrueColor: | |
4256 | case DirectColor: | |
4257 | case StaticGray: | |
4258 | case GrayScale: | |
4259 | return Qt; | |
4260 | ||
4261 | default: | |
4262 | return Qnil; | |
4263 | } | |
d0c9d219 RS |
4264 | } |
4265 | ||
41beb8fc RS |
4266 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4267 | 0, 1, 0, | |
08a90d6a RS |
4268 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4269 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4270 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4271 | If omitted or nil, that stands for the selected frame's display.") | |
4272 | (display) | |
4273 | Lisp_Object display; | |
41beb8fc | 4274 | { |
08a90d6a | 4275 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4276 | |
4277 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4278 | } |
4279 | ||
4280 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4281 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4282 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4283 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4284 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4285 | If omitted or nil, that stands for the selected frame's display.") | |
4286 | (display) | |
4287 | Lisp_Object display; | |
41beb8fc | 4288 | { |
08a90d6a | 4289 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4290 | |
4291 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4292 | } |
4293 | ||
4294 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4295 | 0, 1, 0, | |
08a90d6a RS |
4296 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4297 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4298 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4299 | If omitted or nil, that stands for the selected frame's display.") | |
4300 | (display) | |
4301 | Lisp_Object display; | |
41beb8fc | 4302 | { |
08a90d6a | 4303 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4304 | |
4305 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4306 | } |
4307 | ||
4308 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4309 | 0, 1, 0, | |
08a90d6a RS |
4310 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4311 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4312 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4313 | If omitted or nil, that stands for the selected frame's display.") | |
4314 | (display) | |
4315 | Lisp_Object display; | |
41beb8fc | 4316 | { |
08a90d6a | 4317 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4318 | |
4319 | return make_number (DisplayCells (dpyinfo->display, | |
4320 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4321 | } |
4322 | ||
9d317b2c RS |
4323 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4324 | Sx_server_max_request_size, | |
4325 | 0, 1, 0, | |
08a90d6a RS |
4326 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4327 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4328 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4329 | If omitted or nil, that stands for the selected frame's display.") | |
4330 | (display) | |
4331 | Lisp_Object display; | |
9d317b2c | 4332 | { |
08a90d6a | 4333 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4334 | |
4335 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4336 | } |
4337 | ||
41beb8fc | 4338 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4339 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4340 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4341 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4342 | If omitted or nil, that stands for the selected frame's display.") | |
4343 | (display) | |
4344 | Lisp_Object display; | |
41beb8fc | 4345 | { |
08a90d6a | 4346 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4347 | char *vendor = ServerVendor (dpyinfo->display); |
4348 | ||
41beb8fc RS |
4349 | if (! vendor) vendor = ""; |
4350 | return build_string (vendor); | |
4351 | } | |
4352 | ||
4353 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4354 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4355 | The value is a list of three integers: the major and minor\n\ |
4356 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4357 | number. See also the function `x-server-vendor'.\n\n\ |
4358 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4359 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4360 | If omitted or nil, that stands for the selected frame's display.") | |
4361 | (display) | |
4362 | Lisp_Object display; | |
41beb8fc | 4363 | { |
08a90d6a | 4364 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4365 | Display *dpy = dpyinfo->display; |
11ae94fe | 4366 | |
41beb8fc RS |
4367 | return Fcons (make_number (ProtocolVersion (dpy)), |
4368 | Fcons (make_number (ProtocolRevision (dpy)), | |
4369 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4370 | } | |
4371 | ||
4372 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4373 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4374 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4375 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4376 | If omitted or nil, that stands for the selected frame's display.") | |
4377 | (display) | |
4378 | Lisp_Object display; | |
41beb8fc | 4379 | { |
08a90d6a | 4380 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4381 | |
4382 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4383 | } |
4384 | ||
4385 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4386 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4387 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4388 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4389 | If omitted or nil, that stands for the selected frame's display.") | |
4390 | (display) | |
4391 | Lisp_Object display; | |
41beb8fc | 4392 | { |
08a90d6a | 4393 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4394 | |
4395 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4396 | } |
4397 | ||
4398 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4399 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4400 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4401 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4402 | If omitted or nil, that stands for the selected frame's display.") | |
4403 | (display) | |
4404 | Lisp_Object display; | |
41beb8fc | 4405 | { |
08a90d6a | 4406 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4407 | |
4408 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4409 | } |
4410 | ||
4411 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4412 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4413 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4414 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4415 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4416 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4417 | If omitted or nil, that stands for the selected frame's display.") | |
4418 | (display) | |
4419 | Lisp_Object display; | |
41beb8fc | 4420 | { |
08a90d6a | 4421 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4422 | |
b9dc4443 | 4423 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4424 | { |
4425 | case Always: | |
4426 | return intern ("always"); | |
4427 | ||
4428 | case WhenMapped: | |
4429 | return intern ("when-mapped"); | |
4430 | ||
4431 | case NotUseful: | |
4432 | return intern ("not-useful"); | |
4433 | ||
4434 | default: | |
4435 | error ("Strange value for BackingStore parameter of screen"); | |
4436 | } | |
4437 | } | |
4438 | ||
4439 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4440 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4441 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4442 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4443 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4444 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4445 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4446 | If omitted or nil, that stands for the selected frame's display.") | |
4447 | (display) | |
4448 | Lisp_Object display; | |
41beb8fc | 4449 | { |
08a90d6a | 4450 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4451 | |
b9dc4443 | 4452 | switch (dpyinfo->visual->class) |
41beb8fc RS |
4453 | { |
4454 | case StaticGray: return (intern ("static-gray")); | |
4455 | case GrayScale: return (intern ("gray-scale")); | |
4456 | case StaticColor: return (intern ("static-color")); | |
4457 | case PseudoColor: return (intern ("pseudo-color")); | |
4458 | case TrueColor: return (intern ("true-color")); | |
4459 | case DirectColor: return (intern ("direct-color")); | |
4460 | default: | |
4461 | error ("Display has an unknown visual class"); | |
4462 | } | |
4463 | } | |
4464 | ||
4465 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4466 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4467 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4468 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4469 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4470 | If omitted or nil, that stands for the selected frame's display.") | |
4471 | (display) | |
4472 | Lisp_Object display; | |
41beb8fc | 4473 | { |
08a90d6a | 4474 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4475 | |
b9dc4443 | 4476 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4477 | return Qt; |
4478 | else | |
4479 | return Qnil; | |
4480 | } | |
4481 | \f | |
b9dc4443 | 4482 | int |
55caf99c RS |
4483 | x_pixel_width (f) |
4484 | register struct frame *f; | |
01f1ba30 | 4485 | { |
55caf99c | 4486 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4487 | } |
4488 | ||
b9dc4443 | 4489 | int |
55caf99c RS |
4490 | x_pixel_height (f) |
4491 | register struct frame *f; | |
01f1ba30 | 4492 | { |
55caf99c RS |
4493 | return PIXEL_HEIGHT (f); |
4494 | } | |
4495 | ||
b9dc4443 | 4496 | int |
55caf99c RS |
4497 | x_char_width (f) |
4498 | register struct frame *f; | |
4499 | { | |
7556890b | 4500 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4501 | } |
4502 | ||
b9dc4443 | 4503 | int |
55caf99c RS |
4504 | x_char_height (f) |
4505 | register struct frame *f; | |
4506 | { | |
7556890b | 4507 | return f->output_data.x->line_height; |
01f1ba30 | 4508 | } |
b9dc4443 RS |
4509 | |
4510 | int | |
f03f2489 RS |
4511 | x_screen_planes (f) |
4512 | register struct frame *f; | |
b9dc4443 | 4513 | { |
f03f2489 | 4514 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4515 | } |
01f1ba30 | 4516 | \f |
85ffea93 RS |
4517 | #if 0 /* These no longer seem like the right way to do things. */ |
4518 | ||
f676886a | 4519 | /* Draw a rectangle on the frame with left top corner including |
01f1ba30 | 4520 | the character specified by LEFT_CHAR and TOP_CHAR. The rectangle is |
b9dc4443 | 4521 | CHARS by LINES wide and long and is the color of the cursor. */ |
01f1ba30 JB |
4522 | |
4523 | void | |
f676886a JB |
4524 | x_rectangle (f, gc, left_char, top_char, chars, lines) |
4525 | register struct frame *f; | |
01f1ba30 JB |
4526 | GC gc; |
4527 | register int top_char, left_char, chars, lines; | |
4528 | { | |
4529 | int width; | |
4530 | int height; | |
7556890b RS |
4531 | int left = (left_char * FONT_WIDTH (f->output_data.x->font) |
4532 | + f->output_data.x->internal_border_width); | |
4533 | int top = (top_char * f->output_data.x->line_height | |
4534 | + f->output_data.x->internal_border_width); | |
01f1ba30 JB |
4535 | |
4536 | if (chars < 0) | |
7556890b | 4537 | width = FONT_WIDTH (f->output_data.x->font) / 2; |
01f1ba30 | 4538 | else |
7556890b | 4539 | width = FONT_WIDTH (f->output_data.x->font) * chars; |
01f1ba30 | 4540 | if (lines < 0) |
7556890b | 4541 | height = f->output_data.x->line_height / 2; |
01f1ba30 | 4542 | else |
7556890b | 4543 | height = f->output_data.x->line_height * lines; |
01f1ba30 | 4544 | |
b9dc4443 | 4545 | XDrawRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
4546 | gc, left, top, width, height); |
4547 | } | |
4548 | ||
4549 | DEFUN ("x-draw-rectangle", Fx_draw_rectangle, Sx_draw_rectangle, 5, 5, 0, | |
f676886a | 4550 | "Draw a rectangle on FRAME between coordinates specified by\n\ |
01f1ba30 | 4551 | numbers X0, Y0, X1, Y1 in the cursor pixel.") |
f676886a JB |
4552 | (frame, X0, Y0, X1, Y1) |
4553 | register Lisp_Object frame, X0, X1, Y0, Y1; | |
01f1ba30 JB |
4554 | { |
4555 | register int x0, y0, x1, y1, top, left, n_chars, n_lines; | |
4556 | ||
f676886a | 4557 | CHECK_LIVE_FRAME (frame, 0); |
01f1ba30 JB |
4558 | CHECK_NUMBER (X0, 0); |
4559 | CHECK_NUMBER (Y0, 1); | |
4560 | CHECK_NUMBER (X1, 2); | |
4561 | CHECK_NUMBER (Y1, 3); | |
4562 | ||
4563 | x0 = XINT (X0); | |
4564 | x1 = XINT (X1); | |
4565 | y0 = XINT (Y0); | |
4566 | y1 = XINT (Y1); | |
4567 | ||
4568 | if (y1 > y0) | |
4569 | { | |
4570 | top = y0; | |
4571 | n_lines = y1 - y0 + 1; | |
4572 | } | |
4573 | else | |
4574 | { | |
4575 | top = y1; | |
4576 | n_lines = y0 - y1 + 1; | |
4577 | } | |
4578 | ||
4579 | if (x1 > x0) | |
4580 | { | |
4581 | left = x0; | |
4582 | n_chars = x1 - x0 + 1; | |
4583 | } | |
4584 | else | |
4585 | { | |
4586 | left = x1; | |
4587 | n_chars = x0 - x1 + 1; | |
4588 | } | |
4589 | ||
4590 | BLOCK_INPUT; | |
7556890b | 4591 | x_rectangle (XFRAME (frame), XFRAME (frame)->output_data.x->cursor_gc, |
01f1ba30 JB |
4592 | left, top, n_chars, n_lines); |
4593 | UNBLOCK_INPUT; | |
4594 | ||
4595 | return Qt; | |
4596 | } | |
4597 | ||
4598 | DEFUN ("x-erase-rectangle", Fx_erase_rectangle, Sx_erase_rectangle, 5, 5, 0, | |
f676886a | 4599 | "Draw a rectangle drawn on FRAME between coordinates\n\ |
01f1ba30 | 4600 | X0, Y0, X1, Y1 in the regular background-pixel.") |
f676886a JB |
4601 | (frame, X0, Y0, X1, Y1) |
4602 | register Lisp_Object frame, X0, Y0, X1, Y1; | |
01f1ba30 JB |
4603 | { |
4604 | register int x0, y0, x1, y1, top, left, n_chars, n_lines; | |
4605 | ||
b9dc4443 | 4606 | CHECK_LIVE_FRAME (frame, 0); |
01f1ba30 JB |
4607 | CHECK_NUMBER (X0, 0); |
4608 | CHECK_NUMBER (Y0, 1); | |
4609 | CHECK_NUMBER (X1, 2); | |
4610 | CHECK_NUMBER (Y1, 3); | |
4611 | ||
4612 | x0 = XINT (X0); | |
4613 | x1 = XINT (X1); | |
4614 | y0 = XINT (Y0); | |
4615 | y1 = XINT (Y1); | |
4616 | ||
4617 | if (y1 > y0) | |
4618 | { | |
4619 | top = y0; | |
4620 | n_lines = y1 - y0 + 1; | |
4621 | } | |
4622 | else | |
4623 | { | |
4624 | top = y1; | |
4625 | n_lines = y0 - y1 + 1; | |
4626 | } | |
4627 | ||
4628 | if (x1 > x0) | |
4629 | { | |
4630 | left = x0; | |
4631 | n_chars = x1 - x0 + 1; | |
4632 | } | |
4633 | else | |
4634 | { | |
4635 | left = x1; | |
4636 | n_chars = x0 - x1 + 1; | |
4637 | } | |
4638 | ||
4639 | BLOCK_INPUT; | |
7556890b | 4640 | x_rectangle (XFRAME (frame), XFRAME (frame)->output_data.x->reverse_gc, |
01f1ba30 JB |
4641 | left, top, n_chars, n_lines); |
4642 | UNBLOCK_INPUT; | |
4643 | ||
4644 | return Qt; | |
4645 | } | |
4646 | ||
4647 | /* Draw lines around the text region beginning at the character position | |
4648 | TOP_X, TOP_Y and ending at BOTTOM_X and BOTTOM_Y. GC specifies the | |
b9dc4443 | 4649 | pixel and line characteristics. */ |
01f1ba30 | 4650 | |
f676886a | 4651 | #define line_len(line) (FRAME_CURRENT_GLYPHS (f)->used[(line)]) |
01f1ba30 JB |
4652 | |
4653 | static void | |
f676886a JB |
4654 | outline_region (f, gc, top_x, top_y, bottom_x, bottom_y) |
4655 | register struct frame *f; | |
01f1ba30 JB |
4656 | GC gc; |
4657 | int top_x, top_y, bottom_x, bottom_y; | |
4658 | { | |
7556890b RS |
4659 | register int ibw = f->output_data.x->internal_border_width; |
4660 | register int font_w = FONT_WIDTH (f->output_data.x->font); | |
4661 | register int font_h = f->output_data.x->line_height; | |
01f1ba30 JB |
4662 | int y = top_y; |
4663 | int x = line_len (y); | |
9ef48a9d RS |
4664 | XPoint *pixel_points |
4665 | = (XPoint *) alloca (((bottom_y - top_y + 2) * 4) * sizeof (XPoint)); | |
01f1ba30 JB |
4666 | register XPoint *this_point = pixel_points; |
4667 | ||
4668 | /* Do the horizontal top line/lines */ | |
4669 | if (top_x == 0) | |
4670 | { | |
4671 | this_point->x = ibw; | |
4672 | this_point->y = ibw + (font_h * top_y); | |
4673 | this_point++; | |
4674 | if (x == 0) | |
b9dc4443 | 4675 | this_point->x = ibw + (font_w / 2); /* Half-size for newline chars. */ |
01f1ba30 JB |
4676 | else |
4677 | this_point->x = ibw + (font_w * x); | |
4678 | this_point->y = (this_point - 1)->y; | |
4679 | } | |
4680 | else | |
4681 | { | |
4682 | this_point->x = ibw; | |
4683 | this_point->y = ibw + (font_h * (top_y + 1)); | |
4684 | this_point++; | |
4685 | this_point->x = ibw + (font_w * top_x); | |
4686 | this_point->y = (this_point - 1)->y; | |
4687 | this_point++; | |
4688 | this_point->x = (this_point - 1)->x; | |
4689 | this_point->y = ibw + (font_h * top_y); | |
4690 | this_point++; | |
4691 | this_point->x = ibw + (font_w * x); | |
4692 | this_point->y = (this_point - 1)->y; | |
4693 | } | |
4694 | ||
b9dc4443 | 4695 | /* Now do the right side. */ |
01f1ba30 JB |
4696 | while (y < bottom_y) |
4697 | { /* Right vertical edge */ | |
4698 | this_point++; | |
4699 | this_point->x = (this_point - 1)->x; | |
4700 | this_point->y = ibw + (font_h * (y + 1)); | |
4701 | this_point++; | |
4702 | ||
4703 | y++; /* Horizontal connection to next line */ | |
4704 | x = line_len (y); | |
4705 | if (x == 0) | |
4706 | this_point->x = ibw + (font_w / 2); | |
4707 | else | |
4708 | this_point->x = ibw + (font_w * x); | |
4709 | ||
4710 | this_point->y = (this_point - 1)->y; | |
4711 | } | |
4712 | ||
b9dc4443 | 4713 | /* Now do the bottom and connect to the top left point. */ |
01f1ba30 JB |
4714 | this_point->x = ibw + (font_w * (bottom_x + 1)); |
4715 | ||
4716 | this_point++; | |
4717 | this_point->x = (this_point - 1)->x; | |
4718 | this_point->y = ibw + (font_h * (bottom_y + 1)); | |
4719 | this_point++; | |
4720 | this_point->x = ibw; | |
4721 | this_point->y = (this_point - 1)->y; | |
4722 | this_point++; | |
4723 | this_point->x = pixel_points->x; | |
4724 | this_point->y = pixel_points->y; | |
4725 | ||
b9dc4443 | 4726 | XDrawLines (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
4727 | gc, pixel_points, |
4728 | (this_point - pixel_points + 1), CoordModeOrigin); | |
4729 | } | |
4730 | ||
4731 | DEFUN ("x-contour-region", Fx_contour_region, Sx_contour_region, 1, 1, 0, | |
4732 | "Highlight the region between point and the character under the mouse\n\ | |
f676886a | 4733 | selected frame.") |
01f1ba30 JB |
4734 | (event) |
4735 | register Lisp_Object event; | |
4736 | { | |
4737 | register int x0, y0, x1, y1; | |
f676886a | 4738 | register struct frame *f = selected_frame; |
333b20bb | 4739 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
01f1ba30 JB |
4740 | register int p1, p2; |
4741 | ||
4742 | CHECK_CONS (event, 0); | |
4743 | ||
4744 | BLOCK_INPUT; | |
4745 | x0 = XINT (Fcar (Fcar (event))); | |
4746 | y0 = XINT (Fcar (Fcdr (Fcar (event)))); | |
4747 | ||
b9dc4443 RS |
4748 | /* If the mouse is past the end of the line, don't that area. */ |
4749 | /* ReWrite this... */ | |
01f1ba30 | 4750 | |
333b20bb GM |
4751 | /* Where the cursor is. */ |
4752 | x1 = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); | |
4753 | y1 = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4754 | |
4755 | if (y1 > y0) /* point below mouse */ | |
7556890b | 4756 | outline_region (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4757 | x0, y0, x1, y1); |
4758 | else if (y1 < y0) /* point above mouse */ | |
7556890b | 4759 | outline_region (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4760 | x1, y1, x0, y0); |
4761 | else /* same line: draw horizontal rectangle */ | |
4762 | { | |
4763 | if (x1 > x0) | |
7556890b | 4764 | x_rectangle (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4765 | x0, y0, (x1 - x0 + 1), 1); |
4766 | else if (x1 < x0) | |
7556890b | 4767 | x_rectangle (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4768 | x1, y1, (x0 - x1 + 1), 1); |
4769 | } | |
4770 | ||
b9dc4443 | 4771 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
4772 | UNBLOCK_INPUT; |
4773 | ||
4774 | return Qnil; | |
4775 | } | |
4776 | ||
4777 | DEFUN ("x-uncontour-region", Fx_uncontour_region, Sx_uncontour_region, 1, 1, 0, | |
4778 | "Erase any highlighting of the region between point and the character\n\ | |
f676886a | 4779 | at X, Y on the selected frame.") |
01f1ba30 JB |
4780 | (event) |
4781 | register Lisp_Object event; | |
4782 | { | |
4783 | register int x0, y0, x1, y1; | |
f676886a | 4784 | register struct frame *f = selected_frame; |
333b20bb | 4785 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
01f1ba30 JB |
4786 | |
4787 | BLOCK_INPUT; | |
4788 | x0 = XINT (Fcar (Fcar (event))); | |
4789 | y0 = XINT (Fcar (Fcdr (Fcar (event)))); | |
333b20bb GM |
4790 | x1 = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); |
4791 | y1 = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4792 | |
4793 | if (y1 > y0) /* point below mouse */ | |
7556890b | 4794 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4795 | x0, y0, x1, y1); |
4796 | else if (y1 < y0) /* point above mouse */ | |
7556890b | 4797 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4798 | x1, y1, x0, y0); |
4799 | else /* same line: draw horizontal rectangle */ | |
4800 | { | |
4801 | if (x1 > x0) | |
7556890b | 4802 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4803 | x0, y0, (x1 - x0 + 1), 1); |
4804 | else if (x1 < x0) | |
7556890b | 4805 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4806 | x1, y1, (x0 - x1 + 1), 1); |
4807 | } | |
4808 | UNBLOCK_INPUT; | |
4809 | ||
4810 | return Qnil; | |
4811 | } | |
4812 | ||
01f1ba30 JB |
4813 | #if 0 |
4814 | int contour_begin_x, contour_begin_y; | |
4815 | int contour_end_x, contour_end_y; | |
4816 | int contour_npoints; | |
4817 | ||
4818 | /* Clip the top part of the contour lines down (and including) line Y_POS. | |
4819 | If X_POS is in the middle (rather than at the end) of the line, drop | |
b9dc4443 | 4820 | down a line at that character. */ |
01f1ba30 JB |
4821 | |
4822 | static void | |
4823 | clip_contour_top (y_pos, x_pos) | |
4824 | { | |
4825 | register XPoint *begin = contour_lines[y_pos].top_left; | |
4826 | register XPoint *end; | |
4827 | register int npoints; | |
f676886a | 4828 | register struct display_line *line = selected_frame->phys_lines[y_pos + 1]; |
01f1ba30 | 4829 | |
b9dc4443 | 4830 | if (x_pos >= line->len - 1) /* Draw one, straight horizontal line. */ |
01f1ba30 JB |
4831 | { |
4832 | end = contour_lines[y_pos].top_right; | |
4833 | npoints = (end - begin + 1); | |
4834 | XDrawLines (x_current_display, contour_window, | |
4835 | contour_erase_gc, begin_erase, npoints, CoordModeOrigin); | |
4836 | ||
4837 | bcopy (end, begin + 1, contour_last_point - end + 1); | |
4838 | contour_last_point -= (npoints - 2); | |
4839 | XDrawLines (x_current_display, contour_window, | |
4840 | contour_erase_gc, begin, 2, CoordModeOrigin); | |
4841 | XFlush (x_current_display); | |
4842 | ||
b9dc4443 | 4843 | /* Now, update contour_lines structure. */ |
01f1ba30 JB |
4844 | } |
4845 | /* ______. */ | |
4846 | else /* |________*/ | |
4847 | { | |
4848 | register XPoint *p = begin + 1; | |
4849 | end = contour_lines[y_pos].bottom_right; | |
4850 | npoints = (end - begin + 1); | |
4851 | XDrawLines (x_current_display, contour_window, | |
4852 | contour_erase_gc, begin_erase, npoints, CoordModeOrigin); | |
4853 | ||
4854 | p->y = begin->y; | |
4855 | p->x = ibw + (font_w * (x_pos + 1)); | |
4856 | p++; | |
4857 | p->y = begin->y + font_h; | |
4858 | p->x = (p - 1)->x; | |
4859 | bcopy (end, begin + 3, contour_last_point - end + 1); | |
4860 | contour_last_point -= (npoints - 5); | |
4861 | XDrawLines (x_current_display, contour_window, | |
4862 | contour_erase_gc, begin, 4, CoordModeOrigin); | |
4863 | XFlush (x_current_display); | |
4864 | ||
b9dc4443 | 4865 | /* Now, update contour_lines structure. */ |
01f1ba30 JB |
4866 | } |
4867 | } | |
4868 | ||
eb8c3be9 | 4869 | /* Erase the top horizontal lines of the contour, and then extend |
b9dc4443 | 4870 | the contour upwards. */ |
01f1ba30 JB |
4871 | |
4872 | static void | |
4873 | extend_contour_top (line) | |
4874 | { | |
4875 | } | |
4876 | ||
4877 | static void | |
4878 | clip_contour_bottom (x_pos, y_pos) | |
4879 | int x_pos, y_pos; | |
4880 | { | |
4881 | } | |
4882 | ||
4883 | static void | |
4884 | extend_contour_bottom (x_pos, y_pos) | |
4885 | { | |
4886 | } | |
4887 | ||
4888 | DEFUN ("x-select-region", Fx_select_region, Sx_select_region, 1, 1, "e", | |
4889 | "") | |
4890 | (event) | |
4891 | Lisp_Object event; | |
4892 | { | |
f676886a | 4893 | register struct frame *f = selected_frame; |
333b20bb GM |
4894 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
4895 | register int point_x = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); | |
4896 | register int point_y = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4897 | register int mouse_below_point; |
4898 | register Lisp_Object obj; | |
4899 | register int x_contour_x, x_contour_y; | |
4900 | ||
4901 | x_contour_x = x_mouse_x; | |
4902 | x_contour_y = x_mouse_y; | |
4903 | if (x_contour_y > point_y || (x_contour_y == point_y | |
4904 | && x_contour_x > point_x)) | |
4905 | { | |
4906 | mouse_below_point = 1; | |
7556890b | 4907 | outline_region (f, f->output_data.x->cursor_gc, point_x, point_y, |
01f1ba30 JB |
4908 | x_contour_x, x_contour_y); |
4909 | } | |
4910 | else | |
4911 | { | |
4912 | mouse_below_point = 0; | |
7556890b | 4913 | outline_region (f, f->output_data.x->cursor_gc, x_contour_x, x_contour_y, |
01f1ba30 JB |
4914 | point_x, point_y); |
4915 | } | |
4916 | ||
4917 | while (1) | |
4918 | { | |
95be70ed | 4919 | obj = read_char (-1, 0, 0, Qnil, 0); |
6a5e54e2 | 4920 | if (!CONSP (obj)) |
01f1ba30 JB |
4921 | break; |
4922 | ||
4923 | if (mouse_below_point) | |
4924 | { | |
b9dc4443 | 4925 | if (x_mouse_y <= point_y) /* Flipped. */ |
01f1ba30 JB |
4926 | { |
4927 | mouse_below_point = 0; | |
4928 | ||
7556890b | 4929 | outline_region (f, f->output_data.x->reverse_gc, point_x, point_y, |
01f1ba30 | 4930 | x_contour_x, x_contour_y); |
7556890b | 4931 | outline_region (f, f->output_data.x->cursor_gc, x_mouse_x, x_mouse_y, |
01f1ba30 JB |
4932 | point_x, point_y); |
4933 | } | |
b9dc4443 | 4934 | else if (x_mouse_y < x_contour_y) /* Bottom clipped. */ |
01f1ba30 JB |
4935 | { |
4936 | clip_contour_bottom (x_mouse_y); | |
4937 | } | |
b9dc4443 | 4938 | else if (x_mouse_y > x_contour_y) /* Bottom extended. */ |
01f1ba30 JB |
4939 | { |
4940 | extend_bottom_contour (x_mouse_y); | |
4941 | } | |
4942 | ||
4943 | x_contour_x = x_mouse_x; | |
4944 | x_contour_y = x_mouse_y; | |
4945 | } | |
4946 | else /* mouse above or same line as point */ | |
4947 | { | |
b9dc4443 | 4948 | if (x_mouse_y >= point_y) /* Flipped. */ |
01f1ba30 JB |
4949 | { |
4950 | mouse_below_point = 1; | |
4951 | ||
7556890b | 4952 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 | 4953 | x_contour_x, x_contour_y, point_x, point_y); |
7556890b | 4954 | outline_region (f, f->output_data.x->cursor_gc, point_x, point_y, |
01f1ba30 JB |
4955 | x_mouse_x, x_mouse_y); |
4956 | } | |
b9dc4443 | 4957 | else if (x_mouse_y > x_contour_y) /* Top clipped. */ |
01f1ba30 JB |
4958 | { |
4959 | clip_contour_top (x_mouse_y); | |
4960 | } | |
b9dc4443 | 4961 | else if (x_mouse_y < x_contour_y) /* Top extended. */ |
01f1ba30 JB |
4962 | { |
4963 | extend_contour_top (x_mouse_y); | |
4964 | } | |
4965 | } | |
4966 | } | |
4967 | ||
b4f5687c | 4968 | unread_command_event = obj; |
01f1ba30 JB |
4969 | if (mouse_below_point) |
4970 | { | |
4971 | contour_begin_x = point_x; | |
4972 | contour_begin_y = point_y; | |
4973 | contour_end_x = x_contour_x; | |
4974 | contour_end_y = x_contour_y; | |
4975 | } | |
4976 | else | |
4977 | { | |
4978 | contour_begin_x = x_contour_x; | |
4979 | contour_begin_y = x_contour_y; | |
4980 | contour_end_x = point_x; | |
4981 | contour_end_y = point_y; | |
4982 | } | |
4983 | } | |
4984 | #endif | |
4985 | ||
4986 | DEFUN ("x-horizontal-line", Fx_horizontal_line, Sx_horizontal_line, 1, 1, "e", | |
4987 | "") | |
4988 | (event) | |
4989 | Lisp_Object event; | |
4990 | { | |
4991 | register Lisp_Object obj; | |
f676886a | 4992 | struct frame *f = selected_frame; |
01f1ba30 | 4993 | register struct window *w = XWINDOW (selected_window); |
7556890b RS |
4994 | register GC line_gc = f->output_data.x->cursor_gc; |
4995 | register GC erase_gc = f->output_data.x->reverse_gc; | |
01f1ba30 JB |
4996 | #if 0 |
4997 | char dash_list[] = {6, 4, 6, 4}; | |
4998 | int dashes = 4; | |
4999 | XGCValues gc_values; | |
5000 | #endif | |
5001 | register int previous_y; | |
7556890b RS |
5002 | register int line = (x_mouse_y + 1) * f->output_data.x->line_height |
5003 | + f->output_data.x->internal_border_width; | |
5004 | register int left = f->output_data.x->internal_border_width | |
1ab3d87e | 5005 | + (WINDOW_LEFT_MARGIN (w) |
7556890b | 5006 | * FONT_WIDTH (f->output_data.x->font)); |
01f1ba30 | 5007 | register int right = left + (w->width |
7556890b RS |
5008 | * FONT_WIDTH (f->output_data.x->font)) |
5009 | - f->output_data.x->internal_border_width; | |
01f1ba30 JB |
5010 | |
5011 | #if 0 | |
5012 | BLOCK_INPUT; | |
7556890b RS |
5013 | gc_values.foreground = f->output_data.x->cursor_pixel; |
5014 | gc_values.background = f->output_data.x->background_pixel; | |
01f1ba30 JB |
5015 | gc_values.line_width = 1; |
5016 | gc_values.line_style = LineOnOffDash; | |
5017 | gc_values.cap_style = CapRound; | |
5018 | gc_values.join_style = JoinRound; | |
5019 | ||
b9dc4443 | 5020 | line_gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5021 | GCLineStyle | GCJoinStyle | GCCapStyle |
5022 | | GCLineWidth | GCForeground | GCBackground, | |
5023 | &gc_values); | |
b9dc4443 | 5024 | XSetDashes (FRAME_X_DISPLAY (f), line_gc, 0, dash_list, dashes); |
7556890b RS |
5025 | gc_values.foreground = f->output_data.x->background_pixel; |
5026 | gc_values.background = f->output_data.x->foreground_pixel; | |
b9dc4443 | 5027 | erase_gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5028 | GCLineStyle | GCJoinStyle | GCCapStyle |
5029 | | GCLineWidth | GCForeground | GCBackground, | |
5030 | &gc_values); | |
b9dc4443 | 5031 | XSetDashes (FRAME_X_DISPLAY (f), erase_gc, 0, dash_list, dashes); |
ed662bdd | 5032 | UNBLOCK_INPUT; |
01f1ba30 JB |
5033 | #endif |
5034 | ||
5035 | while (1) | |
5036 | { | |
5037 | BLOCK_INPUT; | |
5038 | if (x_mouse_y >= XINT (w->top) | |
5039 | && x_mouse_y < XINT (w->top) + XINT (w->height) - 1) | |
5040 | { | |
5041 | previous_y = x_mouse_y; | |
7556890b RS |
5042 | line = (x_mouse_y + 1) * f->output_data.x->line_height |
5043 | + f->output_data.x->internal_border_width; | |
b9dc4443 | 5044 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5045 | line_gc, left, line, right, line); |
5046 | } | |
b9dc4443 | 5047 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5048 | UNBLOCK_INPUT; |
5049 | ||
5050 | do | |
5051 | { | |
95be70ed | 5052 | obj = read_char (-1, 0, 0, Qnil, 0); |
6a5e54e2 | 5053 | if (!CONSP (obj) |
01f1ba30 | 5054 | || (! EQ (Fcar (Fcdr (Fcdr (obj))), |
6a5e54e2 | 5055 | Qvertical_scroll_bar)) |
01f1ba30 JB |
5056 | || x_mouse_grabbed) |
5057 | { | |
5058 | BLOCK_INPUT; | |
b9dc4443 | 5059 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 5060 | erase_gc, left, line, right, line); |
b4f5687c | 5061 | unread_command_event = obj; |
01f1ba30 | 5062 | #if 0 |
b9dc4443 RS |
5063 | XFreeGC (FRAME_X_DISPLAY (f), line_gc); |
5064 | XFreeGC (FRAME_X_DISPLAY (f), erase_gc); | |
01f1ba30 | 5065 | #endif |
ed662bdd | 5066 | UNBLOCK_INPUT; |
01f1ba30 JB |
5067 | return Qnil; |
5068 | } | |
5069 | } | |
5070 | while (x_mouse_y == previous_y); | |
5071 | ||
5072 | BLOCK_INPUT; | |
b9dc4443 | 5073 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5074 | erase_gc, left, line, right, line); |
5075 | UNBLOCK_INPUT; | |
5076 | } | |
5077 | } | |
06ef7355 | 5078 | #endif |
01f1ba30 | 5079 | \f |
01f1ba30 | 5080 | #if 0 |
b9dc4443 | 5081 | /* These keep track of the rectangle following the pointer. */ |
01f1ba30 JB |
5082 | int mouse_track_top, mouse_track_left, mouse_track_width; |
5083 | ||
b9dc4443 RS |
5084 | /* Offset in buffer of character under the pointer, or 0. */ |
5085 | int mouse_buffer_offset; | |
5086 | ||
01f1ba30 JB |
5087 | DEFUN ("x-track-pointer", Fx_track_pointer, Sx_track_pointer, 0, 0, 0, |
5088 | "Track the pointer.") | |
5089 | () | |
5090 | { | |
5091 | static Cursor current_pointer_shape; | |
f676886a | 5092 | FRAME_PTR f = x_mouse_frame; |
01f1ba30 JB |
5093 | |
5094 | BLOCK_INPUT; | |
f676886a | 5095 | if (EQ (Vmouse_frame_part, Qtext_part) |
7556890b | 5096 | && (current_pointer_shape != f->output_data.x->nontext_cursor)) |
01f1ba30 JB |
5097 | { |
5098 | unsigned char c; | |
5099 | struct buffer *buf; | |
5100 | ||
7556890b | 5101 | current_pointer_shape = f->output_data.x->nontext_cursor; |
b9dc4443 | 5102 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5103 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
5104 | current_pointer_shape); |
5105 | ||
5106 | buf = XBUFFER (XWINDOW (Vmouse_window)->buffer); | |
5107 | c = *(BUF_CHAR_ADDRESS (buf, mouse_buffer_offset)); | |
5108 | } | |
f676886a | 5109 | else if (EQ (Vmouse_frame_part, Qmodeline_part) |
7556890b | 5110 | && (current_pointer_shape != f->output_data.x->modeline_cursor)) |
01f1ba30 | 5111 | { |
7556890b | 5112 | current_pointer_shape = f->output_data.x->modeline_cursor; |
b9dc4443 | 5113 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5114 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
5115 | current_pointer_shape); |
5116 | } | |
5117 | ||
b9dc4443 | 5118 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5119 | UNBLOCK_INPUT; |
5120 | } | |
5121 | #endif | |
5122 | ||
5123 | #if 0 | |
5124 | DEFUN ("x-track-pointer", Fx_track_pointer, Sx_track_pointer, 1, 1, "e", | |
5125 | "Draw rectangle around character under mouse pointer, if there is one.") | |
5126 | (event) | |
5127 | Lisp_Object event; | |
5128 | { | |
5129 | struct window *w = XWINDOW (Vmouse_window); | |
f676886a | 5130 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
01f1ba30 JB |
5131 | struct buffer *b = XBUFFER (w->buffer); |
5132 | Lisp_Object obj; | |
5133 | ||
5134 | if (! EQ (Vmouse_window, selected_window)) | |
5135 | return Qnil; | |
5136 | ||
5137 | if (EQ (event, Qnil)) | |
5138 | { | |
5139 | int x, y; | |
5140 | ||
f676886a | 5141 | x_read_mouse_position (selected_frame, &x, &y); |
01f1ba30 JB |
5142 | } |
5143 | ||
5144 | BLOCK_INPUT; | |
5145 | mouse_track_width = 0; | |
5146 | mouse_track_left = mouse_track_top = -1; | |
5147 | ||
5148 | do | |
5149 | { | |
5150 | if ((x_mouse_x != mouse_track_left | |
5151 | && (x_mouse_x < mouse_track_left | |
5152 | || x_mouse_x > (mouse_track_left + mouse_track_width))) | |
5153 | || x_mouse_y != mouse_track_top) | |
5154 | { | |
5155 | int hp = 0; /* Horizontal position */ | |
f676886a JB |
5156 | int len = FRAME_CURRENT_GLYPHS (f)->used[x_mouse_y]; |
5157 | int p = FRAME_CURRENT_GLYPHS (f)->bufp[x_mouse_y]; | |
01f1ba30 | 5158 | int tab_width = XINT (b->tab_width); |
265a9e55 | 5159 | int ctl_arrow_p = !NILP (b->ctl_arrow); |
01f1ba30 JB |
5160 | unsigned char c; |
5161 | int mode_line_vpos = XFASTINT (w->height) + XFASTINT (w->top) - 1; | |
5162 | int in_mode_line = 0; | |
5163 | ||
f676886a | 5164 | if (! FRAME_CURRENT_GLYPHS (f)->enable[x_mouse_y]) |
01f1ba30 JB |
5165 | break; |
5166 | ||
b9dc4443 | 5167 | /* Erase previous rectangle. */ |
01f1ba30 JB |
5168 | if (mouse_track_width) |
5169 | { | |
7556890b | 5170 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
5171 | mouse_track_left, mouse_track_top, |
5172 | mouse_track_width, 1); | |
5173 | ||
f676886a JB |
5174 | if ((mouse_track_left == f->phys_cursor_x |
5175 | || mouse_track_left == f->phys_cursor_x - 1) | |
5176 | && mouse_track_top == f->phys_cursor_y) | |
01f1ba30 | 5177 | { |
f676886a | 5178 | x_display_cursor (f, 1); |
01f1ba30 JB |
5179 | } |
5180 | } | |
5181 | ||
5182 | mouse_track_left = x_mouse_x; | |
5183 | mouse_track_top = x_mouse_y; | |
5184 | mouse_track_width = 0; | |
5185 | ||
b9dc4443 | 5186 | if (mouse_track_left > len) /* Past the end of line. */ |
01f1ba30 JB |
5187 | goto draw_or_not; |
5188 | ||
5189 | if (mouse_track_top == mode_line_vpos) | |
5190 | { | |
5191 | in_mode_line = 1; | |
5192 | goto draw_or_not; | |
5193 | } | |
5194 | ||
5195 | if (tab_width <= 0 || tab_width > 20) tab_width = 8; | |
5196 | do | |
5197 | { | |
942ea06d | 5198 | c = FETCH_BYTE (p); |
f676886a | 5199 | if (len == f->width && hp == len - 1 && c != '\n') |
01f1ba30 JB |
5200 | goto draw_or_not; |
5201 | ||
5202 | switch (c) | |
5203 | { | |
5204 | case '\t': | |
5205 | mouse_track_width = tab_width - (hp % tab_width); | |
5206 | p++; | |
5207 | hp += mouse_track_width; | |
5208 | if (hp > x_mouse_x) | |
5209 | { | |
5210 | mouse_track_left = hp - mouse_track_width; | |
5211 | goto draw_or_not; | |
5212 | } | |
5213 | continue; | |
5214 | ||
5215 | case '\n': | |
5216 | mouse_track_width = -1; | |
5217 | goto draw_or_not; | |
5218 | ||
5219 | default: | |
5220 | if (ctl_arrow_p && (c < 040 || c == 0177)) | |
5221 | { | |
5222 | if (p > ZV) | |
5223 | goto draw_or_not; | |
5224 | ||
5225 | mouse_track_width = 2; | |
5226 | p++; | |
5227 | hp +=2; | |
5228 | if (hp > x_mouse_x) | |
5229 | { | |
5230 | mouse_track_left = hp - mouse_track_width; | |
5231 | goto draw_or_not; | |
5232 | } | |
5233 | } | |
5234 | else | |
5235 | { | |
5236 | mouse_track_width = 1; | |
5237 | p++; | |
5238 | hp++; | |
5239 | } | |
5240 | continue; | |
5241 | } | |
5242 | } | |
5243 | while (hp <= x_mouse_x); | |
5244 | ||
5245 | draw_or_not: | |
b9dc4443 | 5246 | if (mouse_track_width) /* Over text; use text pointer shape. */ |
01f1ba30 | 5247 | { |
b9dc4443 | 5248 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5249 | FRAME_X_WINDOW (f), |
7556890b RS |
5250 | f->output_data.x->text_cursor); |
5251 | x_rectangle (f, f->output_data.x->cursor_gc, | |
01f1ba30 JB |
5252 | mouse_track_left, mouse_track_top, |
5253 | mouse_track_width, 1); | |
5254 | } | |
5255 | else if (in_mode_line) | |
b9dc4443 | 5256 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5257 | FRAME_X_WINDOW (f), |
7556890b | 5258 | f->output_data.x->modeline_cursor); |
01f1ba30 | 5259 | else |
b9dc4443 | 5260 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5261 | FRAME_X_WINDOW (f), |
7556890b | 5262 | f->output_data.x->nontext_cursor); |
01f1ba30 JB |
5263 | } |
5264 | ||
b9dc4443 | 5265 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5266 | UNBLOCK_INPUT; |
5267 | ||
95be70ed | 5268 | obj = read_char (-1, 0, 0, Qnil, 0); |
01f1ba30 JB |
5269 | BLOCK_INPUT; |
5270 | } | |
6a5e54e2 | 5271 | while (CONSP (obj) /* Mouse event */ |
a3c87d4e | 5272 | && EQ (Fcar (Fcdr (Fcdr (obj))), Qnil) /* Not scroll bar */ |
01f1ba30 JB |
5273 | && EQ (Vmouse_depressed, Qnil) /* Only motion events */ |
5274 | && EQ (Vmouse_window, selected_window) /* In this window */ | |
f676886a | 5275 | && x_mouse_frame); |
01f1ba30 | 5276 | |
b4f5687c | 5277 | unread_command_event = obj; |
01f1ba30 JB |
5278 | |
5279 | if (mouse_track_width) | |
5280 | { | |
7556890b | 5281 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
5282 | mouse_track_left, mouse_track_top, |
5283 | mouse_track_width, 1); | |
5284 | mouse_track_width = 0; | |
f676886a JB |
5285 | if ((mouse_track_left == f->phys_cursor_x |
5286 | || mouse_track_left - 1 == f->phys_cursor_x) | |
5287 | && mouse_track_top == f->phys_cursor_y) | |
01f1ba30 | 5288 | { |
f676886a | 5289 | x_display_cursor (f, 1); |
01f1ba30 JB |
5290 | } |
5291 | } | |
b9dc4443 | 5292 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5293 | FRAME_X_WINDOW (f), |
7556890b | 5294 | f->output_data.x->nontext_cursor); |
b9dc4443 | 5295 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5296 | UNBLOCK_INPUT; |
5297 | ||
5298 | return Qnil; | |
5299 | } | |
5300 | #endif | |
5301 | \f | |
5302 | #if 0 | |
5303 | #include "glyphs.h" | |
5304 | ||
5305 | /* Draw a pixmap specified by IMAGE_DATA of dimensions WIDTH and HEIGHT | |
b9dc4443 | 5306 | on the frame F at position X, Y. */ |
01f1ba30 | 5307 | |
f676886a JB |
5308 | x_draw_pixmap (f, x, y, image_data, width, height) |
5309 | struct frame *f; | |
01f1ba30 JB |
5310 | int x, y, width, height; |
5311 | char *image_data; | |
5312 | { | |
5313 | Pixmap image; | |
5314 | ||
b9dc4443 | 5315 | image = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
fe24a618 | 5316 | FRAME_X_WINDOW (f), image_data, |
01f1ba30 | 5317 | width, height); |
b9dc4443 | 5318 | XCopyPlane (FRAME_X_DISPLAY (f), image, FRAME_X_WINDOW (f), |
7556890b | 5319 | f->output_data.x->normal_gc, 0, 0, width, height, x, y); |
01f1ba30 JB |
5320 | } |
5321 | #endif | |
5322 | \f | |
01567351 RS |
5323 | #if 0 /* I'm told these functions are superfluous |
5324 | given the ability to bind function keys. */ | |
5325 | ||
01f1ba30 JB |
5326 | #ifdef HAVE_X11 |
5327 | DEFUN ("x-rebind-key", Fx_rebind_key, Sx_rebind_key, 3, 3, 0, | |
5328 | "Rebind X keysym KEYSYM, with MODIFIERS, to generate NEWSTRING.\n\ | |
5329 | KEYSYM is a string which conforms to the X keysym definitions found\n\ | |
5330 | in X11/keysymdef.h, sans the initial XK_. MODIFIERS is nil or a\n\ | |
5331 | list of strings specifying modifier keys such as Control_L, which must\n\ | |
5332 | also be depressed for NEWSTRING to appear.") | |
5333 | (x_keysym, modifiers, newstring) | |
5334 | register Lisp_Object x_keysym; | |
5335 | register Lisp_Object modifiers; | |
5336 | register Lisp_Object newstring; | |
5337 | { | |
5338 | char *rawstring; | |
c047688c JA |
5339 | register KeySym keysym; |
5340 | KeySym modifier_list[16]; | |
01f1ba30 | 5341 | |
11ae94fe | 5342 | check_x (); |
01f1ba30 JB |
5343 | CHECK_STRING (x_keysym, 1); |
5344 | CHECK_STRING (newstring, 3); | |
5345 | ||
5346 | keysym = XStringToKeysym ((char *) XSTRING (x_keysym)->data); | |
5347 | if (keysym == NoSymbol) | |
5348 | error ("Keysym does not exist"); | |
5349 | ||
265a9e55 | 5350 | if (NILP (modifiers)) |
01f1ba30 | 5351 | XRebindKeysym (x_current_display, keysym, modifier_list, 0, |
fc932ac6 RS |
5352 | XSTRING (newstring)->data, |
5353 | STRING_BYTES (XSTRING (newstring))); | |
01f1ba30 JB |
5354 | else |
5355 | { | |
5356 | register Lisp_Object rest, mod; | |
5357 | register int i = 0; | |
5358 | ||
265a9e55 | 5359 | for (rest = modifiers; !NILP (rest); rest = Fcdr (rest)) |
01f1ba30 JB |
5360 | { |
5361 | if (i == 16) | |
5362 | error ("Can't have more than 16 modifiers"); | |
5363 | ||
5364 | mod = Fcar (rest); | |
5365 | CHECK_STRING (mod, 3); | |
5366 | modifier_list[i] = XStringToKeysym ((char *) XSTRING (mod)->data); | |
fb351039 JB |
5367 | #ifndef HAVE_X11R5 |
5368 | if (modifier_list[i] == NoSymbol | |
5369 | || !(IsModifierKey (modifier_list[i]) | |
5370 | || ((unsigned)(modifier_list[i]) == XK_Mode_switch) | |
5371 | || ((unsigned)(modifier_list[i]) == XK_Num_Lock))) | |
5372 | #else | |
01f1ba30 JB |
5373 | if (modifier_list[i] == NoSymbol |
5374 | || !IsModifierKey (modifier_list[i])) | |
fb351039 | 5375 | #endif |
01f1ba30 JB |
5376 | error ("Element is not a modifier keysym"); |
5377 | i++; | |
5378 | } | |
5379 | ||
5380 | XRebindKeysym (x_current_display, keysym, modifier_list, i, | |
fc932ac6 RS |
5381 | XSTRING (newstring)->data, |
5382 | STRING_BYTES (XSTRING (newstring))); | |
01f1ba30 JB |
5383 | } |
5384 | ||
5385 | return Qnil; | |
5386 | } | |
5387 | ||
5388 | DEFUN ("x-rebind-keys", Fx_rebind_keys, Sx_rebind_keys, 2, 2, 0, | |
5389 | "Rebind KEYCODE to list of strings STRINGS.\n\ | |
5390 | STRINGS should be a list of 16 elements, one for each shift combination.\n\ | |
5391 | nil as element means don't change.\n\ | |
5392 | See the documentation of `x-rebind-key' for more information.") | |
5393 | (keycode, strings) | |
5394 | register Lisp_Object keycode; | |
5395 | register Lisp_Object strings; | |
5396 | { | |
5397 | register Lisp_Object item; | |
5398 | register unsigned char *rawstring; | |
5399 | KeySym rawkey, modifier[1]; | |
5400 | int strsize; | |
5401 | register unsigned i; | |
5402 | ||
11ae94fe | 5403 | check_x (); |
01f1ba30 JB |
5404 | CHECK_NUMBER (keycode, 1); |
5405 | CHECK_CONS (strings, 2); | |
5406 | rawkey = (KeySym) ((unsigned) (XINT (keycode))) & 255; | |
5407 | for (i = 0; i <= 15; strings = Fcdr (strings), i++) | |
5408 | { | |
5409 | item = Fcar (strings); | |
265a9e55 | 5410 | if (!NILP (item)) |
01f1ba30 JB |
5411 | { |
5412 | CHECK_STRING (item, 2); | |
fc932ac6 | 5413 | strsize = STRING_BYTES (XSTRING (item)); |
01f1ba30 JB |
5414 | rawstring = (unsigned char *) xmalloc (strsize); |
5415 | bcopy (XSTRING (item)->data, rawstring, strsize); | |
5416 | modifier[1] = 1 << i; | |
5417 | XRebindKeysym (x_current_display, rawkey, modifier, 1, | |
5418 | rawstring, strsize); | |
5419 | } | |
5420 | } | |
5421 | return Qnil; | |
5422 | } | |
9d04a87a | 5423 | #endif /* HAVE_X11 */ |
01567351 | 5424 | #endif /* 0 */ |
01f1ba30 | 5425 | \f |
404daac1 RS |
5426 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
5427 | int | |
5428 | XScreenNumberOfScreen (scr) | |
5429 | register Screen *scr; | |
5430 | { | |
3df34fdb BF |
5431 | register Display *dpy; |
5432 | register Screen *dpyscr; | |
404daac1 RS |
5433 | register int i; |
5434 | ||
3df34fdb BF |
5435 | dpy = scr->display; |
5436 | dpyscr = dpy->screens; | |
5437 | ||
404daac1 RS |
5438 | for (i = 0; i < dpy->nscreens; i++, dpyscr++) |
5439 | if (scr == dpyscr) | |
5440 | return i; | |
5441 | ||
5442 | return -1; | |
5443 | } | |
5444 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ | |
5445 | ||
01f1ba30 | 5446 | Visual * |
b9dc4443 RS |
5447 | select_visual (dpy, screen, depth) |
5448 | Display *dpy; | |
01f1ba30 JB |
5449 | Screen *screen; |
5450 | unsigned int *depth; | |
5451 | { | |
5452 | Visual *v; | |
5453 | XVisualInfo *vinfo, vinfo_template; | |
5454 | int n_visuals; | |
5455 | ||
5456 | v = DefaultVisualOfScreen (screen); | |
fe24a618 JB |
5457 | |
5458 | #ifdef HAVE_X11R4 | |
5459 | vinfo_template.visualid = XVisualIDFromVisual (v); | |
5460 | #else | |
6afb1d07 | 5461 | vinfo_template.visualid = v->visualid; |
fe24a618 JB |
5462 | #endif |
5463 | ||
f0614854 JB |
5464 | vinfo_template.screen = XScreenNumberOfScreen (screen); |
5465 | ||
b9dc4443 | 5466 | vinfo = XGetVisualInfo (dpy, |
f0614854 | 5467 | VisualIDMask | VisualScreenMask, &vinfo_template, |
01f1ba30 JB |
5468 | &n_visuals); |
5469 | if (n_visuals != 1) | |
5470 | fatal ("Can't get proper X visual info"); | |
5471 | ||
5472 | if ((1 << vinfo->depth) == vinfo->colormap_size) | |
5473 | *depth = vinfo->depth; | |
5474 | else | |
5475 | { | |
5476 | int i = 0; | |
5477 | int n = vinfo->colormap_size - 1; | |
5478 | while (n) | |
5479 | { | |
5480 | n = n >> 1; | |
5481 | i++; | |
5482 | } | |
5483 | *depth = i; | |
5484 | } | |
5485 | ||
5486 | XFree ((char *) vinfo); | |
5487 | return v; | |
5488 | } | |
01f1ba30 | 5489 | |
b9dc4443 RS |
5490 | /* Return the X display structure for the display named NAME. |
5491 | Open a new connection if necessary. */ | |
5492 | ||
5493 | struct x_display_info * | |
5494 | x_display_info_for_name (name) | |
5495 | Lisp_Object name; | |
5496 | { | |
08a90d6a | 5497 | Lisp_Object names; |
b9dc4443 RS |
5498 | struct x_display_info *dpyinfo; |
5499 | ||
5500 | CHECK_STRING (name, 0); | |
5501 | ||
806048df RS |
5502 | if (! EQ (Vwindow_system, intern ("x"))) |
5503 | error ("Not using X Windows"); | |
5504 | ||
08a90d6a RS |
5505 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5506 | dpyinfo; | |
8e713be6 | 5507 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5508 | { |
5509 | Lisp_Object tem; | |
8e713be6 | 5510 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5511 | if (!NILP (tem)) |
b9dc4443 RS |
5512 | return dpyinfo; |
5513 | } | |
5514 | ||
b7975ee4 KH |
5515 | /* Use this general default value to start with. */ |
5516 | Vx_resource_name = Vinvocation_name; | |
5517 | ||
b9dc4443 RS |
5518 | validate_x_resource_name (); |
5519 | ||
5520 | dpyinfo = x_term_init (name, (unsigned char *)0, | |
b7975ee4 | 5521 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5522 | |
08a90d6a | 5523 | if (dpyinfo == 0) |
1b4ec1c8 | 5524 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5525 | |
b9dc4443 RS |
5526 | x_in_use = 1; |
5527 | XSETFASTINT (Vwindow_system_version, 11); | |
5528 | ||
5529 | return dpyinfo; | |
5530 | } | |
5531 | ||
01f1ba30 | 5532 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 5533 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 5534 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
5535 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
5536 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
5537 | terminate Emacs if we can't open the connection.") | |
5538 | (display, xrm_string, must_succeed) | |
5539 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 5540 | { |
01f1ba30 | 5541 | unsigned char *xrm_option; |
b9dc4443 | 5542 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
5543 | |
5544 | CHECK_STRING (display, 0); | |
d387c960 JB |
5545 | if (! NILP (xrm_string)) |
5546 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 5547 | |
806048df RS |
5548 | if (! EQ (Vwindow_system, intern ("x"))) |
5549 | error ("Not using X Windows"); | |
5550 | ||
d387c960 JB |
5551 | if (! NILP (xrm_string)) |
5552 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5553 | else |
5554 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5555 | |
5556 | validate_x_resource_name (); | |
5557 | ||
e1b1bee8 | 5558 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5559 | This also initializes many symbols, such as those used for input. */ |
5560 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5561 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5562 | |
08a90d6a RS |
5563 | if (dpyinfo == 0) |
5564 | { | |
5565 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
5566 | fatal ("Cannot connect to X server %s.\n\ |
5567 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5568 | Also use the `xhost' program to verify that it is set to permit\n\ | |
5569 | connections from your machine.\n", | |
08a90d6a RS |
5570 | XSTRING (display)->data); |
5571 | else | |
1b4ec1c8 | 5572 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5573 | } |
5574 | ||
b9dc4443 | 5575 | x_in_use = 1; |
01f1ba30 | 5576 | |
b9dc4443 | 5577 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5578 | return Qnil; |
5579 | } | |
5580 | ||
08a90d6a RS |
5581 | DEFUN ("x-close-connection", Fx_close_connection, |
5582 | Sx_close_connection, 1, 1, 0, | |
5583 | "Close the connection to DISPLAY's X server.\n\ | |
5584 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
5585 | If DISPLAY is nil, that stands for the selected frame's display.") | |
5586 | (display) | |
5587 | Lisp_Object display; | |
01f1ba30 | 5588 | { |
08a90d6a | 5589 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5590 | int i; |
3457bc6e | 5591 | |
08a90d6a RS |
5592 | if (dpyinfo->reference_count > 0) |
5593 | error ("Display still has frames on it"); | |
01f1ba30 | 5594 | |
08a90d6a RS |
5595 | BLOCK_INPUT; |
5596 | /* Free the fonts in the font table. */ | |
5597 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5598 | if (dpyinfo->font_table[i].name) |
5599 | { | |
5600 | xfree (dpyinfo->font_table[i].name); | |
5601 | /* Don't free the full_name string; | |
5602 | it is always shared with something else. */ | |
5603 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); | |
5604 | } | |
5605 | ||
08a90d6a RS |
5606 | x_destroy_all_bitmaps (dpyinfo); |
5607 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5608 | |
5609 | #ifdef USE_X_TOOLKIT | |
5610 | XtCloseDisplay (dpyinfo->display); | |
5611 | #else | |
08a90d6a | 5612 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5613 | #endif |
08a90d6a RS |
5614 | |
5615 | x_delete_display (dpyinfo); | |
5616 | UNBLOCK_INPUT; | |
3457bc6e | 5617 | |
01f1ba30 JB |
5618 | return Qnil; |
5619 | } | |
5620 | ||
08a90d6a RS |
5621 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
5622 | "Return the list of display names that Emacs has connections to.") | |
5623 | () | |
5624 | { | |
5625 | Lisp_Object tail, result; | |
5626 | ||
5627 | result = Qnil; | |
8e713be6 KR |
5628 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5629 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5630 | |
5631 | return result; | |
5632 | } | |
5633 | ||
5634 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
5635 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
5636 | If ON is nil, allow buffering of requests.\n\ |
5637 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
5638 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 5639 | easier.\n\ |
08a90d6a RS |
5640 | The optional second argument DISPLAY specifies which display to act on.\n\ |
5641 | DISPLAY should be either a frame or a display name (a string).\n\ | |
5642 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
5643 | (on, display) | |
5644 | Lisp_Object display, on; | |
01f1ba30 | 5645 | { |
08a90d6a | 5646 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5647 | |
b9dc4443 | 5648 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5649 | |
5650 | return Qnil; | |
5651 | } | |
5652 | ||
b9dc4443 | 5653 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5654 | |
5655 | void | |
b9dc4443 RS |
5656 | x_sync (f) |
5657 | FRAME_PTR f; | |
6b7b1820 | 5658 | { |
4e87f4d2 | 5659 | BLOCK_INPUT; |
b9dc4443 | 5660 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5661 | UNBLOCK_INPUT; |
6b7b1820 | 5662 | } |
333b20bb | 5663 | |
01f1ba30 | 5664 | \f |
333b20bb GM |
5665 | /*********************************************************************** |
5666 | Image types | |
5667 | ***********************************************************************/ | |
f1c16f36 | 5668 | |
333b20bb GM |
5669 | /* Value is the number of elements of vector VECTOR. */ |
5670 | ||
5671 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5672 | ||
5673 | /* List of supported image types. Use define_image_type to add new | |
5674 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5675 | ||
5676 | static struct image_type *image_types; | |
5677 | ||
5678 | /* A list of symbols, one for each supported image type. */ | |
5679 | ||
5680 | Lisp_Object Vimage_types; | |
5681 | ||
5682 | /* The symbol `image' which is the car of the lists used to represent | |
5683 | images in Lisp. */ | |
5684 | ||
5685 | extern Lisp_Object Qimage; | |
5686 | ||
5687 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5688 | ||
5689 | Lisp_Object Qxbm; | |
5690 | ||
5691 | /* Keywords. */ | |
5692 | ||
0fe92f72 GM |
5693 | Lisp_Object QCtype, QCdata, QCascent, QCmargin, QCrelief; |
5694 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; | |
333b20bb | 5695 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
bfd2209f | 5696 | Lisp_Object QCindex; |
333b20bb GM |
5697 | |
5698 | /* Other symbols. */ | |
5699 | ||
5700 | Lisp_Object Qlaplace; | |
5701 | ||
5702 | /* Time in seconds after which images should be removed from the cache | |
5703 | if not displayed. */ | |
5704 | ||
fcf431dc | 5705 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5706 | |
5707 | /* Function prototypes. */ | |
5708 | ||
5709 | static void define_image_type P_ ((struct image_type *type)); | |
5710 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5711 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5712 | static void x_laplace P_ ((struct frame *, struct image *)); | |
45158a91 GM |
5713 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5714 | Lisp_Object)); | |
333b20bb GM |
5715 | |
5716 | ||
5717 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5718 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5719 | ||
5720 | static void | |
5721 | define_image_type (type) | |
5722 | struct image_type *type; | |
5723 | { | |
5724 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5725 | The initialized data segment is read-only. */ | |
5726 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5727 | bcopy (type, p, sizeof *p); | |
5728 | p->next = image_types; | |
5729 | image_types = p; | |
5730 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5731 | } | |
5732 | ||
5733 | ||
5734 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5735 | structure. Value is null if SYMBOL is not a known image type. */ | |
5736 | ||
5737 | static INLINE struct image_type * | |
5738 | lookup_image_type (symbol) | |
5739 | Lisp_Object symbol; | |
5740 | { | |
5741 | struct image_type *type; | |
5742 | ||
5743 | for (type = image_types; type; type = type->next) | |
5744 | if (EQ (symbol, *type->type)) | |
5745 | break; | |
5746 | ||
5747 | return type; | |
5748 | } | |
5749 | ||
5750 | ||
5751 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5752 | valid image specification is a list whose car is the symbol | |
5753 | `image', and whose rest is a property list. The property list must | |
5754 | contain a value for key `:type'. That value must be the name of a | |
5755 | supported image type. The rest of the property list depends on the | |
5756 | image type. */ | |
5757 | ||
5758 | int | |
5759 | valid_image_p (object) | |
5760 | Lisp_Object object; | |
5761 | { | |
5762 | int valid_p = 0; | |
5763 | ||
5764 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5765 | { | |
5766 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
5767 | struct image_type *type = lookup_image_type (symbol); | |
5768 | ||
5769 | if (type) | |
5770 | valid_p = type->valid_p (object); | |
5771 | } | |
5772 | ||
5773 | return valid_p; | |
5774 | } | |
5775 | ||
5776 | ||
7ab1745f GM |
5777 | /* Log error message with format string FORMAT and argument ARG. |
5778 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5779 | good idea because this would interrupt redisplay, and the error | |
5780 | message display would lead to another redisplay. This function | |
5781 | therefore simply displays a message. */ | |
333b20bb GM |
5782 | |
5783 | static void | |
5784 | image_error (format, arg1, arg2) | |
5785 | char *format; | |
5786 | Lisp_Object arg1, arg2; | |
5787 | { | |
7ab1745f | 5788 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5789 | } |
5790 | ||
5791 | ||
5792 | \f | |
5793 | /*********************************************************************** | |
5794 | Image specifications | |
5795 | ***********************************************************************/ | |
5796 | ||
5797 | enum image_value_type | |
5798 | { | |
5799 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5800 | IMAGE_STRING_VALUE, | |
5801 | IMAGE_SYMBOL_VALUE, | |
5802 | IMAGE_POSITIVE_INTEGER_VALUE, | |
5803 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
5804 | IMAGE_INTEGER_VALUE, | |
5805 | IMAGE_FUNCTION_VALUE, | |
5806 | IMAGE_NUMBER_VALUE, | |
5807 | IMAGE_BOOL_VALUE | |
5808 | }; | |
5809 | ||
5810 | /* Structure used when parsing image specifications. */ | |
5811 | ||
5812 | struct image_keyword | |
5813 | { | |
5814 | /* Name of keyword. */ | |
5815 | char *name; | |
5816 | ||
5817 | /* The type of value allowed. */ | |
5818 | enum image_value_type type; | |
5819 | ||
5820 | /* Non-zero means key must be present. */ | |
5821 | int mandatory_p; | |
5822 | ||
5823 | /* Used to recognize duplicate keywords in a property list. */ | |
5824 | int count; | |
5825 | ||
5826 | /* The value that was found. */ | |
5827 | Lisp_Object value; | |
5828 | }; | |
5829 | ||
5830 | ||
bfd2209f GM |
5831 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5832 | int, Lisp_Object)); | |
333b20bb GM |
5833 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5834 | ||
5835 | ||
5836 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5837 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5838 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5839 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5840 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5841 | |
5842 | static int | |
bfd2209f | 5843 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5844 | Lisp_Object spec; |
5845 | struct image_keyword *keywords; | |
5846 | int nkeywords; | |
5847 | Lisp_Object type; | |
333b20bb GM |
5848 | { |
5849 | int i; | |
5850 | Lisp_Object plist; | |
5851 | ||
5852 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5853 | return 0; | |
5854 | ||
5855 | plist = XCDR (spec); | |
5856 | while (CONSP (plist)) | |
5857 | { | |
5858 | Lisp_Object key, value; | |
5859 | ||
5860 | /* First element of a pair must be a symbol. */ | |
5861 | key = XCAR (plist); | |
5862 | plist = XCDR (plist); | |
5863 | if (!SYMBOLP (key)) | |
5864 | return 0; | |
5865 | ||
5866 | /* There must follow a value. */ | |
5867 | if (!CONSP (plist)) | |
5868 | return 0; | |
5869 | value = XCAR (plist); | |
5870 | plist = XCDR (plist); | |
5871 | ||
5872 | /* Find key in KEYWORDS. Error if not found. */ | |
5873 | for (i = 0; i < nkeywords; ++i) | |
5874 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5875 | break; | |
5876 | ||
5877 | if (i == nkeywords) | |
bfd2209f | 5878 | continue; |
333b20bb GM |
5879 | |
5880 | /* Record that we recognized the keyword. If a keywords | |
5881 | was found more than once, it's an error. */ | |
5882 | keywords[i].value = value; | |
5883 | ++keywords[i].count; | |
5884 | ||
5885 | if (keywords[i].count > 1) | |
5886 | return 0; | |
5887 | ||
5888 | /* Check type of value against allowed type. */ | |
5889 | switch (keywords[i].type) | |
5890 | { | |
5891 | case IMAGE_STRING_VALUE: | |
5892 | if (!STRINGP (value)) | |
5893 | return 0; | |
5894 | break; | |
5895 | ||
5896 | case IMAGE_SYMBOL_VALUE: | |
5897 | if (!SYMBOLP (value)) | |
5898 | return 0; | |
5899 | break; | |
5900 | ||
5901 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5902 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5903 | return 0; | |
5904 | break; | |
5905 | ||
5906 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: | |
5907 | if (!INTEGERP (value) || XINT (value) < 0) | |
5908 | return 0; | |
5909 | break; | |
5910 | ||
5911 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5912 | break; | |
5913 | ||
5914 | case IMAGE_FUNCTION_VALUE: | |
5915 | value = indirect_function (value); | |
5916 | if (SUBRP (value) | |
5917 | || COMPILEDP (value) | |
5918 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5919 | break; | |
5920 | return 0; | |
5921 | ||
5922 | case IMAGE_NUMBER_VALUE: | |
5923 | if (!INTEGERP (value) && !FLOATP (value)) | |
5924 | return 0; | |
5925 | break; | |
5926 | ||
5927 | case IMAGE_INTEGER_VALUE: | |
5928 | if (!INTEGERP (value)) | |
5929 | return 0; | |
5930 | break; | |
5931 | ||
5932 | case IMAGE_BOOL_VALUE: | |
5933 | if (!NILP (value) && !EQ (value, Qt)) | |
5934 | return 0; | |
5935 | break; | |
5936 | ||
5937 | default: | |
5938 | abort (); | |
5939 | break; | |
5940 | } | |
5941 | ||
5942 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5943 | return 0; | |
5944 | } | |
5945 | ||
5946 | /* Check that all mandatory fields are present. */ | |
5947 | for (i = 0; i < nkeywords; ++i) | |
5948 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5949 | return 0; | |
5950 | ||
5951 | return NILP (plist); | |
5952 | } | |
5953 | ||
5954 | ||
5955 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5956 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5957 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5958 | ||
5959 | static Lisp_Object | |
5960 | image_spec_value (spec, key, found) | |
5961 | Lisp_Object spec, key; | |
5962 | int *found; | |
5963 | { | |
5964 | Lisp_Object tail; | |
5965 | ||
5966 | xassert (valid_image_p (spec)); | |
5967 | ||
5968 | for (tail = XCDR (spec); | |
5969 | CONSP (tail) && CONSP (XCDR (tail)); | |
5970 | tail = XCDR (XCDR (tail))) | |
5971 | { | |
5972 | if (EQ (XCAR (tail), key)) | |
5973 | { | |
5974 | if (found) | |
5975 | *found = 1; | |
5976 | return XCAR (XCDR (tail)); | |
5977 | } | |
5978 | } | |
5979 | ||
5980 | if (found) | |
5981 | *found = 0; | |
5982 | return Qnil; | |
5983 | } | |
5984 | ||
5985 | ||
5986 | ||
5987 | \f | |
5988 | /*********************************************************************** | |
5989 | Image type independent image structures | |
5990 | ***********************************************************************/ | |
5991 | ||
5992 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5993 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5994 | ||
5995 | ||
5996 | /* Allocate and return a new image structure for image specification | |
5997 | SPEC. SPEC has a hash value of HASH. */ | |
5998 | ||
5999 | static struct image * | |
6000 | make_image (spec, hash) | |
6001 | Lisp_Object spec; | |
6002 | unsigned hash; | |
6003 | { | |
6004 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
6005 | ||
6006 | xassert (valid_image_p (spec)); | |
6007 | bzero (img, sizeof *img); | |
6008 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
6009 | xassert (img->type != NULL); | |
6010 | img->spec = spec; | |
6011 | img->data.lisp_val = Qnil; | |
6012 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
6013 | img->hash = hash; | |
6014 | return img; | |
6015 | } | |
6016 | ||
6017 | ||
6018 | /* Free image IMG which was used on frame F, including its resources. */ | |
6019 | ||
6020 | static void | |
6021 | free_image (f, img) | |
6022 | struct frame *f; | |
6023 | struct image *img; | |
6024 | { | |
6025 | if (img) | |
6026 | { | |
6027 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6028 | ||
6029 | /* Remove IMG from the hash table of its cache. */ | |
6030 | if (img->prev) | |
6031 | img->prev->next = img->next; | |
6032 | else | |
6033 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
6034 | ||
6035 | if (img->next) | |
6036 | img->next->prev = img->prev; | |
6037 | ||
6038 | c->images[img->id] = NULL; | |
6039 | ||
6040 | /* Free resources, then free IMG. */ | |
6041 | img->type->free (f, img); | |
6042 | xfree (img); | |
6043 | } | |
6044 | } | |
6045 | ||
6046 | ||
6047 | /* Prepare image IMG for display on frame F. Must be called before | |
6048 | drawing an image. */ | |
6049 | ||
6050 | void | |
6051 | prepare_image_for_display (f, img) | |
6052 | struct frame *f; | |
6053 | struct image *img; | |
6054 | { | |
6055 | EMACS_TIME t; | |
6056 | ||
6057 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
6058 | EMACS_GET_TIME (t); | |
6059 | img->timestamp = EMACS_SECS (t); | |
6060 | ||
6061 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
6062 | type dependent loader function. */ | |
209061be GM |
6063 | if (img->pixmap == 0 && !img->load_failed_p) |
6064 | img->load_failed_p = img->type->load (f, img) == 0; | |
333b20bb GM |
6065 | } |
6066 | ||
6067 | ||
6068 | \f | |
6069 | /*********************************************************************** | |
6070 | Helper functions for X image types | |
6071 | ***********************************************************************/ | |
6072 | ||
6073 | static void x_clear_image P_ ((struct frame *f, struct image *img)); | |
6074 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6075 | struct image *img, | |
6076 | Lisp_Object color_name, | |
6077 | unsigned long dflt)); | |
6078 | ||
6079 | /* Free X resources of image IMG which is used on frame F. */ | |
6080 | ||
6081 | static void | |
6082 | x_clear_image (f, img) | |
6083 | struct frame *f; | |
6084 | struct image *img; | |
6085 | { | |
6086 | if (img->pixmap) | |
6087 | { | |
6088 | BLOCK_INPUT; | |
6089 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
6090 | img->pixmap = 0; | |
6091 | UNBLOCK_INPUT; | |
6092 | } | |
6093 | ||
6094 | if (img->ncolors) | |
6095 | { | |
6096 | int class = FRAME_X_DISPLAY_INFO (f)->visual->class; | |
6097 | ||
6098 | /* If display has an immutable color map, freeing colors is not | |
6099 | necessary and some servers don't allow it. So don't do it. */ | |
6100 | if (class != StaticColor | |
6101 | && class != StaticGray | |
6102 | && class != TrueColor) | |
6103 | { | |
6104 | Colormap cmap; | |
6105 | BLOCK_INPUT; | |
6106 | cmap = DefaultColormapOfScreen (FRAME_X_DISPLAY_INFO (f)->screen); | |
6107 | XFreeColors (FRAME_X_DISPLAY (f), cmap, img->colors, | |
6108 | img->ncolors, 0); | |
6109 | UNBLOCK_INPUT; | |
6110 | } | |
6111 | ||
6112 | xfree (img->colors); | |
6113 | img->colors = NULL; | |
6114 | img->ncolors = 0; | |
6115 | } | |
6116 | } | |
6117 | ||
6118 | ||
6119 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6120 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6121 | IMG->colors, so that it can be freed again. Value is the pixel | |
6122 | color. */ | |
6123 | ||
6124 | static unsigned long | |
6125 | x_alloc_image_color (f, img, color_name, dflt) | |
6126 | struct frame *f; | |
6127 | struct image *img; | |
6128 | Lisp_Object color_name; | |
6129 | unsigned long dflt; | |
6130 | { | |
6131 | XColor color; | |
6132 | unsigned long result; | |
6133 | ||
6134 | xassert (STRINGP (color_name)); | |
6135 | ||
2d764c78 | 6136 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6137 | { |
6138 | /* This isn't called frequently so we get away with simply | |
6139 | reallocating the color vector to the needed size, here. */ | |
6140 | ++img->ncolors; | |
6141 | img->colors = | |
6142 | (unsigned long *) xrealloc (img->colors, | |
6143 | img->ncolors * sizeof *img->colors); | |
6144 | img->colors[img->ncolors - 1] = color.pixel; | |
6145 | result = color.pixel; | |
6146 | } | |
6147 | else | |
6148 | result = dflt; | |
6149 | ||
6150 | return result; | |
6151 | } | |
6152 | ||
6153 | ||
6154 | \f | |
6155 | /*********************************************************************** | |
6156 | Image Cache | |
6157 | ***********************************************************************/ | |
6158 | ||
6159 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
6160 | ||
6161 | ||
6162 | /* Return a new, initialized image cache that is allocated from the | |
6163 | heap. Call free_image_cache to free an image cache. */ | |
6164 | ||
6165 | struct image_cache * | |
6166 | make_image_cache () | |
6167 | { | |
6168 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
6169 | int size; | |
6170 | ||
6171 | bzero (c, sizeof *c); | |
6172 | c->size = 50; | |
6173 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
6174 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
6175 | c->buckets = (struct image **) xmalloc (size); | |
6176 | bzero (c->buckets, size); | |
6177 | return c; | |
6178 | } | |
6179 | ||
6180 | ||
6181 | /* Free image cache of frame F. Be aware that X frames share images | |
6182 | caches. */ | |
6183 | ||
6184 | void | |
6185 | free_image_cache (f) | |
6186 | struct frame *f; | |
6187 | { | |
6188 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6189 | if (c) | |
6190 | { | |
6191 | int i; | |
6192 | ||
6193 | /* Cache should not be referenced by any frame when freed. */ | |
6194 | xassert (c->refcount == 0); | |
6195 | ||
6196 | for (i = 0; i < c->used; ++i) | |
6197 | free_image (f, c->images[i]); | |
6198 | xfree (c->images); | |
6199 | xfree (c); | |
6200 | xfree (c->buckets); | |
6201 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
6202 | } | |
6203 | } | |
6204 | ||
6205 | ||
6206 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
6207 | images. FORCE_P zero means clear only images that haven't been | |
6208 | displayed for some time. Should be called from time to time to | |
6209 | reduce the number of loaded images. If image-eviction-seconds is | |
6210 | non-nil, this frees images in the cache which weren't displayed for | |
6211 | at least that many seconds. */ | |
6212 | ||
6213 | void | |
6214 | clear_image_cache (f, force_p) | |
6215 | struct frame *f; | |
6216 | int force_p; | |
6217 | { | |
6218 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6219 | ||
fcf431dc | 6220 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6221 | { |
6222 | EMACS_TIME t; | |
6223 | unsigned long old; | |
6224 | int i, any_freed_p = 0; | |
6225 | ||
6226 | EMACS_GET_TIME (t); | |
fcf431dc | 6227 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
333b20bb GM |
6228 | |
6229 | for (i = 0; i < c->used; ++i) | |
6230 | { | |
6231 | struct image *img = c->images[i]; | |
6232 | if (img != NULL | |
6233 | && (force_p | |
6234 | || (img->timestamp > old))) | |
6235 | { | |
6236 | free_image (f, img); | |
6237 | any_freed_p = 1; | |
6238 | } | |
6239 | } | |
6240 | ||
6241 | /* We may be clearing the image cache because, for example, | |
6242 | Emacs was iconified for a longer period of time. In that | |
6243 | case, current matrices may still contain references to | |
6244 | images freed above. So, clear these matrices. */ | |
6245 | if (any_freed_p) | |
6246 | { | |
6247 | clear_current_matrices (f); | |
6248 | ++windows_or_buffers_changed; | |
6249 | } | |
6250 | } | |
6251 | } | |
6252 | ||
6253 | ||
6254 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6255 | 0, 1, 0, | |
6256 | "Clear the image cache of FRAME.\n\ | |
6257 | FRAME nil or omitted means use the selected frame.\n\ | |
6258 | FRAME t means clear the image caches of all frames.") | |
6259 | (frame) | |
6260 | Lisp_Object frame; | |
6261 | { | |
6262 | if (EQ (frame, Qt)) | |
6263 | { | |
6264 | Lisp_Object tail; | |
6265 | ||
6266 | FOR_EACH_FRAME (tail, frame) | |
6267 | if (FRAME_X_P (XFRAME (frame))) | |
6268 | clear_image_cache (XFRAME (frame), 1); | |
6269 | } | |
6270 | else | |
6271 | clear_image_cache (check_x_frame (frame), 1); | |
6272 | ||
6273 | return Qnil; | |
6274 | } | |
6275 | ||
6276 | ||
6277 | /* Return the id of image with Lisp specification SPEC on frame F. | |
6278 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
6279 | ||
6280 | int | |
6281 | lookup_image (f, spec) | |
6282 | struct frame *f; | |
6283 | Lisp_Object spec; | |
6284 | { | |
6285 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6286 | struct image *img; | |
6287 | int i; | |
6288 | unsigned hash; | |
6289 | struct gcpro gcpro1; | |
4f7ca1f1 | 6290 | EMACS_TIME now; |
333b20bb GM |
6291 | |
6292 | /* F must be a window-system frame, and SPEC must be a valid image | |
6293 | specification. */ | |
6294 | xassert (FRAME_WINDOW_P (f)); | |
6295 | xassert (valid_image_p (spec)); | |
6296 | ||
6297 | GCPRO1 (spec); | |
6298 | ||
6299 | /* Look up SPEC in the hash table of the image cache. */ | |
6300 | hash = sxhash (spec, 0); | |
6301 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6302 | ||
6303 | for (img = c->buckets[i]; img; img = img->next) | |
6304 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6305 | break; | |
6306 | ||
6307 | /* If not found, create a new image and cache it. */ | |
6308 | if (img == NULL) | |
6309 | { | |
333b20bb GM |
6310 | img = make_image (spec, hash); |
6311 | cache_image (f, img); | |
209061be GM |
6312 | img->load_failed_p = img->type->load (f, img) == 0; |
6313 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6314 | |
6315 | /* If we can't load the image, and we don't have a width and | |
6316 | height, use some arbitrary width and height so that we can | |
6317 | draw a rectangle for it. */ | |
209061be | 6318 | if (img->load_failed_p) |
333b20bb GM |
6319 | { |
6320 | Lisp_Object value; | |
6321 | ||
6322 | value = image_spec_value (spec, QCwidth, NULL); | |
6323 | img->width = (INTEGERP (value) | |
6324 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6325 | value = image_spec_value (spec, QCheight, NULL); | |
6326 | img->height = (INTEGERP (value) | |
6327 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6328 | } | |
6329 | else | |
6330 | { | |
6331 | /* Handle image type independent image attributes | |
6332 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */ | |
6333 | Lisp_Object ascent, margin, relief, algorithm, heuristic_mask; | |
6334 | Lisp_Object file; | |
6335 | ||
6336 | ascent = image_spec_value (spec, QCascent, NULL); | |
6337 | if (INTEGERP (ascent)) | |
6338 | img->ascent = XFASTINT (ascent); | |
6339 | ||
6340 | margin = image_spec_value (spec, QCmargin, NULL); | |
6341 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
6342 | img->margin = XFASTINT (margin); | |
6343 | ||
6344 | relief = image_spec_value (spec, QCrelief, NULL); | |
6345 | if (INTEGERP (relief)) | |
6346 | { | |
6347 | img->relief = XINT (relief); | |
6348 | img->margin += abs (img->relief); | |
6349 | } | |
6350 | ||
6351 | /* Should we apply a Laplace edge-detection algorithm? */ | |
6352 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
6353 | if (img->pixmap && EQ (algorithm, Qlaplace)) | |
6354 | x_laplace (f, img); | |
6355 | ||
6356 | /* Should we built a mask heuristically? */ | |
6357 | heuristic_mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6358 | if (img->pixmap && !img->mask && !NILP (heuristic_mask)) | |
45158a91 | 6359 | x_build_heuristic_mask (f, img, heuristic_mask); |
333b20bb GM |
6360 | } |
6361 | } | |
6362 | ||
4f7ca1f1 GM |
6363 | /* We're using IMG, so set its timestamp to `now'. */ |
6364 | EMACS_GET_TIME (now); | |
6365 | img->timestamp = EMACS_SECS (now); | |
6366 | ||
333b20bb GM |
6367 | UNGCPRO; |
6368 | ||
6369 | /* Value is the image id. */ | |
6370 | return img->id; | |
6371 | } | |
6372 | ||
6373 | ||
6374 | /* Cache image IMG in the image cache of frame F. */ | |
6375 | ||
6376 | static void | |
6377 | cache_image (f, img) | |
6378 | struct frame *f; | |
6379 | struct image *img; | |
6380 | { | |
6381 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6382 | int i; | |
6383 | ||
6384 | /* Find a free slot in c->images. */ | |
6385 | for (i = 0; i < c->used; ++i) | |
6386 | if (c->images[i] == NULL) | |
6387 | break; | |
6388 | ||
6389 | /* If no free slot found, maybe enlarge c->images. */ | |
6390 | if (i == c->used && c->used == c->size) | |
6391 | { | |
6392 | c->size *= 2; | |
6393 | c->images = (struct image **) xrealloc (c->images, | |
6394 | c->size * sizeof *c->images); | |
6395 | } | |
6396 | ||
6397 | /* Add IMG to c->images, and assign IMG an id. */ | |
6398 | c->images[i] = img; | |
6399 | img->id = i; | |
6400 | if (i == c->used) | |
6401 | ++c->used; | |
6402 | ||
6403 | /* Add IMG to the cache's hash table. */ | |
6404 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6405 | img->next = c->buckets[i]; | |
6406 | if (img->next) | |
6407 | img->next->prev = img; | |
6408 | img->prev = NULL; | |
6409 | c->buckets[i] = img; | |
6410 | } | |
6411 | ||
6412 | ||
6413 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6414 | Lisp Objects in the image cache. */ | |
6415 | ||
6416 | void | |
6417 | forall_images_in_image_cache (f, fn) | |
6418 | struct frame *f; | |
6419 | void (*fn) P_ ((struct image *img)); | |
6420 | { | |
6421 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6422 | { | |
6423 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6424 | if (c) | |
6425 | { | |
6426 | int i; | |
6427 | for (i = 0; i < c->used; ++i) | |
6428 | if (c->images[i]) | |
6429 | fn (c->images[i]); | |
6430 | } | |
6431 | } | |
6432 | } | |
6433 | ||
6434 | ||
6435 | \f | |
6436 | /*********************************************************************** | |
6437 | X support code | |
6438 | ***********************************************************************/ | |
6439 | ||
45158a91 GM |
6440 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6441 | XImage **, Pixmap *)); | |
333b20bb GM |
6442 | static void x_destroy_x_image P_ ((XImage *)); |
6443 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6444 | ||
6445 | ||
6446 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6447 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6448 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6449 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6450 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6451 | |
6452 | static int | |
45158a91 | 6453 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6454 | struct frame *f; |
333b20bb GM |
6455 | int width, height, depth; |
6456 | XImage **ximg; | |
6457 | Pixmap *pixmap; | |
6458 | { | |
6459 | Display *display = FRAME_X_DISPLAY (f); | |
6460 | Screen *screen = FRAME_X_SCREEN (f); | |
6461 | Window window = FRAME_X_WINDOW (f); | |
6462 | ||
6463 | xassert (interrupt_input_blocked); | |
6464 | ||
6465 | if (depth <= 0) | |
6466 | depth = DefaultDepthOfScreen (screen); | |
6467 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6468 | depth, ZPixmap, 0, NULL, width, height, | |
6469 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6470 | if (*ximg == NULL) | |
6471 | { | |
45158a91 | 6472 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6473 | return 0; |
6474 | } | |
6475 | ||
6476 | /* Allocate image raster. */ | |
6477 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6478 | ||
6479 | /* Allocate a pixmap of the same size. */ | |
6480 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
6481 | if (*pixmap == 0) | |
6482 | { | |
6483 | x_destroy_x_image (*ximg); | |
6484 | *ximg = NULL; | |
45158a91 | 6485 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6486 | return 0; |
6487 | } | |
6488 | ||
6489 | return 1; | |
6490 | } | |
6491 | ||
6492 | ||
6493 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6494 | ||
6495 | static void | |
6496 | x_destroy_x_image (ximg) | |
6497 | XImage *ximg; | |
6498 | { | |
6499 | xassert (interrupt_input_blocked); | |
6500 | if (ximg) | |
6501 | { | |
6502 | xfree (ximg->data); | |
6503 | ximg->data = NULL; | |
6504 | XDestroyImage (ximg); | |
6505 | } | |
6506 | } | |
6507 | ||
6508 | ||
6509 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6510 | are width and height of both the image and pixmap. */ | |
6511 | ||
ea6b19ca | 6512 | static void |
333b20bb GM |
6513 | x_put_x_image (f, ximg, pixmap, width, height) |
6514 | struct frame *f; | |
6515 | XImage *ximg; | |
6516 | Pixmap pixmap; | |
6517 | { | |
6518 | GC gc; | |
6519 | ||
6520 | xassert (interrupt_input_blocked); | |
6521 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6522 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6523 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6524 | } | |
6525 | ||
6526 | ||
6527 | \f | |
6528 | /*********************************************************************** | |
6529 | Searching files | |
6530 | ***********************************************************************/ | |
6531 | ||
6532 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
6533 | ||
6534 | /* Find image file FILE. Look in data-directory, then | |
6535 | x-bitmap-file-path. Value is the full name of the file found, or | |
6536 | nil if not found. */ | |
6537 | ||
6538 | static Lisp_Object | |
6539 | x_find_image_file (file) | |
6540 | Lisp_Object file; | |
6541 | { | |
6542 | Lisp_Object file_found, search_path; | |
6543 | struct gcpro gcpro1, gcpro2; | |
6544 | int fd; | |
6545 | ||
6546 | file_found = Qnil; | |
6547 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6548 | GCPRO2 (file_found, search_path); | |
6549 | ||
6550 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
6551 | fd = openp (search_path, file, "", &file_found, 0); | |
6552 | ||
6553 | if (fd < 0) | |
6554 | file_found = Qnil; | |
6555 | else | |
6556 | close (fd); | |
6557 | ||
6558 | UNGCPRO; | |
6559 | return file_found; | |
6560 | } | |
6561 | ||
6562 | ||
6563 | \f | |
6564 | /*********************************************************************** | |
6565 | XBM images | |
6566 | ***********************************************************************/ | |
6567 | ||
6568 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
6569 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
6570 | Lisp_Object file)); | |
6571 | static int xbm_image_p P_ ((Lisp_Object object)); | |
6572 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
6573 | unsigned char **)); | |
333b20bb GM |
6574 | |
6575 | ||
6576 | /* Indices of image specification fields in xbm_format, below. */ | |
6577 | ||
6578 | enum xbm_keyword_index | |
6579 | { | |
6580 | XBM_TYPE, | |
6581 | XBM_FILE, | |
6582 | XBM_WIDTH, | |
6583 | XBM_HEIGHT, | |
6584 | XBM_DATA, | |
6585 | XBM_FOREGROUND, | |
6586 | XBM_BACKGROUND, | |
6587 | XBM_ASCENT, | |
6588 | XBM_MARGIN, | |
6589 | XBM_RELIEF, | |
6590 | XBM_ALGORITHM, | |
6591 | XBM_HEURISTIC_MASK, | |
6592 | XBM_LAST | |
6593 | }; | |
6594 | ||
6595 | /* Vector of image_keyword structures describing the format | |
6596 | of valid XBM image specifications. */ | |
6597 | ||
6598 | static struct image_keyword xbm_format[XBM_LAST] = | |
6599 | { | |
6600 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6601 | {":file", IMAGE_STRING_VALUE, 0}, | |
6602 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6603 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6604 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6605 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
6606 | {":background", IMAGE_STRING_VALUE, 0}, | |
6607 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
6608 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6609 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6610 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6611 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6612 | }; | |
6613 | ||
6614 | /* Structure describing the image type XBM. */ | |
6615 | ||
6616 | static struct image_type xbm_type = | |
6617 | { | |
6618 | &Qxbm, | |
6619 | xbm_image_p, | |
6620 | xbm_load, | |
6621 | x_clear_image, | |
6622 | NULL | |
6623 | }; | |
6624 | ||
6625 | /* Tokens returned from xbm_scan. */ | |
6626 | ||
6627 | enum xbm_token | |
6628 | { | |
6629 | XBM_TK_IDENT = 256, | |
6630 | XBM_TK_NUMBER | |
6631 | }; | |
6632 | ||
6633 | ||
6634 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6635 | A valid specification is a list starting with the symbol `image' | |
6636 | The rest of the list is a property list which must contain an | |
6637 | entry `:type xbm.. | |
6638 | ||
6639 | If the specification specifies a file to load, it must contain | |
6640 | an entry `:file FILENAME' where FILENAME is a string. | |
6641 | ||
6642 | If the specification is for a bitmap loaded from memory it must | |
6643 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6644 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6645 | ||
6646 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6647 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6648 | ||
6649 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6650 | ||
6651 | 3. a vector of strings or bool-vectors, one for each line of the | |
6652 | bitmap. | |
6653 | ||
6654 | Both the file and data forms may contain the additional entries | |
6655 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6656 | foreground and background of the frame on which the image is | |
6657 | displayed, is used. */ | |
6658 | ||
6659 | static int | |
6660 | xbm_image_p (object) | |
6661 | Lisp_Object object; | |
6662 | { | |
6663 | struct image_keyword kw[XBM_LAST]; | |
6664 | ||
6665 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6666 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6667 | return 0; |
6668 | ||
6669 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6670 | ||
6671 | if (kw[XBM_FILE].count) | |
6672 | { | |
6673 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6674 | return 0; | |
6675 | } | |
6676 | else | |
6677 | { | |
6678 | Lisp_Object data; | |
6679 | int width, height; | |
6680 | ||
6681 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6682 | if (!kw[XBM_WIDTH].count | |
6683 | || !kw[XBM_HEIGHT].count | |
6684 | || !kw[XBM_DATA].count) | |
6685 | return 0; | |
6686 | ||
6687 | data = kw[XBM_DATA].value; | |
6688 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6689 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6690 | ||
6691 | /* Check type of data, and width and height against contents of | |
6692 | data. */ | |
6693 | if (VECTORP (data)) | |
6694 | { | |
6695 | int i; | |
6696 | ||
6697 | /* Number of elements of the vector must be >= height. */ | |
6698 | if (XVECTOR (data)->size < height) | |
6699 | return 0; | |
6700 | ||
6701 | /* Each string or bool-vector in data must be large enough | |
6702 | for one line of the image. */ | |
6703 | for (i = 0; i < height; ++i) | |
6704 | { | |
6705 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6706 | ||
6707 | if (STRINGP (elt)) | |
6708 | { | |
6709 | if (XSTRING (elt)->size | |
6710 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6711 | return 0; | |
6712 | } | |
6713 | else if (BOOL_VECTOR_P (elt)) | |
6714 | { | |
6715 | if (XBOOL_VECTOR (elt)->size < width) | |
6716 | return 0; | |
6717 | } | |
6718 | else | |
6719 | return 0; | |
6720 | } | |
6721 | } | |
6722 | else if (STRINGP (data)) | |
6723 | { | |
6724 | if (XSTRING (data)->size | |
6725 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6726 | return 0; | |
6727 | } | |
6728 | else if (BOOL_VECTOR_P (data)) | |
6729 | { | |
6730 | if (XBOOL_VECTOR (data)->size < width * height) | |
6731 | return 0; | |
6732 | } | |
6733 | else | |
6734 | return 0; | |
6735 | } | |
6736 | ||
6737 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
6738 | if (kw[XBM_ASCENT].count | |
6739 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
6740 | return 0; | |
6741 | ||
6742 | return 1; | |
6743 | } | |
6744 | ||
6745 | ||
6746 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6747 | either an enumerator from enum xbm_token, or a character for a | |
6748 | single-character token, or 0 at end of file. If scanning an | |
6749 | identifier, store the lexeme of the identifier in SVAL. If | |
6750 | scanning a number, store its value in *IVAL. */ | |
6751 | ||
6752 | static int | |
6753 | xbm_scan (fp, sval, ival) | |
6754 | FILE *fp; | |
6755 | char *sval; | |
6756 | int *ival; | |
6757 | { | |
6758 | int c; | |
6759 | ||
6760 | /* Skip white space. */ | |
6761 | while ((c = fgetc (fp)) != EOF && isspace (c)) | |
6762 | ; | |
6763 | ||
6764 | if (c == EOF) | |
6765 | c = 0; | |
6766 | else if (isdigit (c)) | |
6767 | { | |
6768 | int value = 0, digit; | |
6769 | ||
6770 | if (c == '0') | |
6771 | { | |
6772 | c = fgetc (fp); | |
6773 | if (c == 'x' || c == 'X') | |
6774 | { | |
6775 | while ((c = fgetc (fp)) != EOF) | |
6776 | { | |
6777 | if (isdigit (c)) | |
6778 | digit = c - '0'; | |
6779 | else if (c >= 'a' && c <= 'f') | |
6780 | digit = c - 'a' + 10; | |
6781 | else if (c >= 'A' && c <= 'F') | |
6782 | digit = c - 'A' + 10; | |
6783 | else | |
6784 | break; | |
6785 | value = 16 * value + digit; | |
6786 | } | |
6787 | } | |
6788 | else if (isdigit (c)) | |
6789 | { | |
6790 | value = c - '0'; | |
6791 | while ((c = fgetc (fp)) != EOF | |
6792 | && isdigit (c)) | |
6793 | value = 8 * value + c - '0'; | |
6794 | } | |
6795 | } | |
6796 | else | |
6797 | { | |
6798 | value = c - '0'; | |
6799 | while ((c = fgetc (fp)) != EOF | |
6800 | && isdigit (c)) | |
6801 | value = 10 * value + c - '0'; | |
6802 | } | |
6803 | ||
6804 | if (c != EOF) | |
6805 | ungetc (c, fp); | |
6806 | *ival = value; | |
6807 | c = XBM_TK_NUMBER; | |
6808 | } | |
6809 | else if (isalpha (c) || c == '_') | |
6810 | { | |
6811 | *sval++ = c; | |
6812 | while ((c = fgetc (fp)) != EOF | |
6813 | && (isalnum (c) || c == '_')) | |
6814 | *sval++ = c; | |
6815 | *sval = 0; | |
6816 | if (c != EOF) | |
6817 | ungetc (c, fp); | |
6818 | c = XBM_TK_IDENT; | |
6819 | } | |
6820 | ||
6821 | return c; | |
6822 | } | |
6823 | ||
6824 | ||
6825 | /* Replacement for XReadBitmapFileData which isn't available under old | |
6826 | X versions. FILE is the name of the bitmap file to read. Set | |
6827 | *WIDTH and *HEIGHT to the width and height of the image. Return in | |
6828 | *DATA the bitmap data allocated with xmalloc. Value is non-zero if | |
6829 | successful. */ | |
6830 | ||
6831 | static int | |
6832 | xbm_read_bitmap_file_data (file, width, height, data) | |
6833 | char *file; | |
6834 | int *width, *height; | |
6835 | unsigned char **data; | |
6836 | { | |
6837 | FILE *fp; | |
6838 | char buffer[BUFSIZ]; | |
6839 | int padding_p = 0; | |
6840 | int v10 = 0; | |
6841 | int bytes_per_line, i, nbytes; | |
6842 | unsigned char *p; | |
6843 | int value; | |
6844 | int LA1; | |
6845 | ||
6846 | #define match() \ | |
6847 | LA1 = xbm_scan (fp, buffer, &value) | |
6848 | ||
6849 | #define expect(TOKEN) \ | |
6850 | if (LA1 != (TOKEN)) \ | |
6851 | goto failure; \ | |
6852 | else \ | |
6853 | match () | |
6854 | ||
6855 | #define expect_ident(IDENT) \ | |
6856 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6857 | match (); \ | |
6858 | else \ | |
6859 | goto failure | |
6860 | ||
6861 | fp = fopen (file, "r"); | |
6862 | if (fp == NULL) | |
6863 | return 0; | |
6864 | ||
6865 | *width = *height = -1; | |
6866 | *data = NULL; | |
6867 | LA1 = xbm_scan (fp, buffer, &value); | |
6868 | ||
6869 | /* Parse defines for width, height and hot-spots. */ | |
6870 | while (LA1 == '#') | |
6871 | { | |
333b20bb GM |
6872 | match (); |
6873 | expect_ident ("define"); | |
6874 | expect (XBM_TK_IDENT); | |
6875 | ||
6876 | if (LA1 == XBM_TK_NUMBER); | |
6877 | { | |
6878 | char *p = strrchr (buffer, '_'); | |
6879 | p = p ? p + 1 : buffer; | |
6880 | if (strcmp (p, "width") == 0) | |
6881 | *width = value; | |
6882 | else if (strcmp (p, "height") == 0) | |
6883 | *height = value; | |
6884 | } | |
6885 | expect (XBM_TK_NUMBER); | |
6886 | } | |
6887 | ||
6888 | if (*width < 0 || *height < 0) | |
6889 | goto failure; | |
6890 | ||
6891 | /* Parse bits. Must start with `static'. */ | |
6892 | expect_ident ("static"); | |
6893 | if (LA1 == XBM_TK_IDENT) | |
6894 | { | |
6895 | if (strcmp (buffer, "unsigned") == 0) | |
6896 | { | |
6897 | match (); | |
6898 | expect_ident ("char"); | |
6899 | } | |
6900 | else if (strcmp (buffer, "short") == 0) | |
6901 | { | |
6902 | match (); | |
6903 | v10 = 1; | |
6904 | if (*width % 16 && *width % 16 < 9) | |
6905 | padding_p = 1; | |
6906 | } | |
6907 | else if (strcmp (buffer, "char") == 0) | |
6908 | match (); | |
6909 | else | |
6910 | goto failure; | |
6911 | } | |
6912 | else | |
6913 | goto failure; | |
6914 | ||
6915 | expect (XBM_TK_IDENT); | |
6916 | expect ('['); | |
6917 | expect (']'); | |
6918 | expect ('='); | |
6919 | expect ('{'); | |
6920 | ||
6921 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6922 | nbytes = bytes_per_line * *height; | |
6923 | p = *data = (char *) xmalloc (nbytes); | |
6924 | ||
6925 | if (v10) | |
6926 | { | |
6927 | ||
6928 | for (i = 0; i < nbytes; i += 2) | |
6929 | { | |
6930 | int val = value; | |
6931 | expect (XBM_TK_NUMBER); | |
6932 | ||
6933 | *p++ = val; | |
6934 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6935 | *p++ = value >> 8; | |
6936 | ||
6937 | if (LA1 == ',' || LA1 == '}') | |
6938 | match (); | |
6939 | else | |
6940 | goto failure; | |
6941 | } | |
6942 | } | |
6943 | else | |
6944 | { | |
6945 | for (i = 0; i < nbytes; ++i) | |
6946 | { | |
6947 | int val = value; | |
6948 | expect (XBM_TK_NUMBER); | |
6949 | ||
6950 | *p++ = val; | |
6951 | ||
6952 | if (LA1 == ',' || LA1 == '}') | |
6953 | match (); | |
6954 | else | |
6955 | goto failure; | |
6956 | } | |
6957 | } | |
6958 | ||
6959 | fclose (fp); | |
6960 | return 1; | |
6961 | ||
6962 | failure: | |
6963 | ||
6964 | fclose (fp); | |
6965 | if (*data) | |
6966 | { | |
6967 | xfree (*data); | |
6968 | *data = NULL; | |
6969 | } | |
6970 | return 0; | |
6971 | ||
6972 | #undef match | |
6973 | #undef expect | |
6974 | #undef expect_ident | |
6975 | } | |
6976 | ||
6977 | ||
6978 | /* Load XBM image IMG which will be displayed on frame F from file | |
6979 | SPECIFIED_FILE. Value is non-zero if successful. */ | |
6980 | ||
6981 | static int | |
6982 | xbm_load_image_from_file (f, img, specified_file) | |
6983 | struct frame *f; | |
6984 | struct image *img; | |
6985 | Lisp_Object specified_file; | |
6986 | { | |
6987 | int rc; | |
6988 | unsigned char *data; | |
6989 | int success_p = 0; | |
6990 | Lisp_Object file; | |
6991 | struct gcpro gcpro1; | |
6992 | ||
6993 | xassert (STRINGP (specified_file)); | |
6994 | file = Qnil; | |
6995 | GCPRO1 (file); | |
6996 | ||
6997 | file = x_find_image_file (specified_file); | |
6998 | if (!STRINGP (file)) | |
6999 | { | |
45158a91 | 7000 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7001 | UNGCPRO; |
7002 | return 0; | |
7003 | } | |
7004 | ||
7005 | rc = xbm_read_bitmap_file_data (XSTRING (file)->data, &img->width, | |
7006 | &img->height, &data); | |
7007 | if (rc) | |
7008 | { | |
7009 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7010 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7011 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7012 | Lisp_Object value; | |
7013 | ||
7014 | xassert (img->width > 0 && img->height > 0); | |
7015 | ||
7016 | /* Get foreground and background colors, maybe allocate colors. */ | |
7017 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7018 | if (!NILP (value)) | |
7019 | foreground = x_alloc_image_color (f, img, value, foreground); | |
7020 | ||
7021 | value = image_spec_value (img->spec, QCbackground, NULL); | |
7022 | if (!NILP (value)) | |
7023 | background = x_alloc_image_color (f, img, value, background); | |
7024 | ||
7025 | BLOCK_INPUT; | |
7026 | img->pixmap | |
7027 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7028 | FRAME_X_WINDOW (f), | |
7029 | data, | |
7030 | img->width, img->height, | |
7031 | foreground, background, | |
7032 | depth); | |
7033 | xfree (data); | |
7034 | ||
7035 | if (img->pixmap == 0) | |
7036 | { | |
7037 | x_clear_image (f, img); | |
7038 | image_error ("Unable to create X pixmap for `%s'", file, Qnil); | |
7039 | } | |
7040 | else | |
7041 | success_p = 1; | |
7042 | ||
7043 | UNBLOCK_INPUT; | |
7044 | } | |
7045 | else | |
45158a91 | 7046 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb GM |
7047 | |
7048 | UNGCPRO; | |
7049 | return success_p; | |
7050 | } | |
7051 | ||
7052 | ||
7053 | /* Fill image IMG which is used on frame F with pixmap data. Value is | |
7054 | non-zero if successful. */ | |
7055 | ||
7056 | static int | |
7057 | xbm_load (f, img) | |
7058 | struct frame *f; | |
7059 | struct image *img; | |
7060 | { | |
7061 | int success_p = 0; | |
7062 | Lisp_Object file_name; | |
7063 | ||
7064 | xassert (xbm_image_p (img->spec)); | |
7065 | ||
7066 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7067 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7068 | if (STRINGP (file_name)) | |
7069 | success_p = xbm_load_image_from_file (f, img, file_name); | |
7070 | else | |
7071 | { | |
7072 | struct image_keyword fmt[XBM_LAST]; | |
7073 | Lisp_Object data; | |
7074 | int depth; | |
7075 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7076 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7077 | char *bits; | |
7078 | int parsed_p; | |
7079 | ||
7080 | /* Parse the list specification. */ | |
7081 | bcopy (xbm_format, fmt, sizeof fmt); | |
bfd2209f | 7082 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7083 | xassert (parsed_p); |
7084 | ||
7085 | /* Get specified width, and height. */ | |
7086 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7087 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7088 | xassert (img->width > 0 && img->height > 0); | |
7089 | ||
7090 | BLOCK_INPUT; | |
7091 | ||
7092 | if (fmt[XBM_ASCENT].count) | |
7093 | img->ascent = XFASTINT (fmt[XBM_ASCENT].value); | |
7094 | ||
7095 | /* Get foreground and background colors, maybe allocate colors. */ | |
7096 | if (fmt[XBM_FOREGROUND].count) | |
7097 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
7098 | foreground); | |
7099 | if (fmt[XBM_BACKGROUND].count) | |
7100 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
7101 | background); | |
7102 | ||
7103 | /* Set bits to the bitmap image data. */ | |
7104 | data = fmt[XBM_DATA].value; | |
7105 | if (VECTORP (data)) | |
7106 | { | |
7107 | int i; | |
7108 | char *p; | |
7109 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7110 | ||
7111 | p = bits = (char *) alloca (nbytes * img->height); | |
7112 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7113 | { | |
7114 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7115 | if (STRINGP (line)) | |
7116 | bcopy (XSTRING (line)->data, p, nbytes); | |
7117 | else | |
7118 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7119 | } | |
7120 | } | |
7121 | else if (STRINGP (data)) | |
7122 | bits = XSTRING (data)->data; | |
7123 | else | |
7124 | bits = XBOOL_VECTOR (data)->data; | |
7125 | ||
7126 | /* Create the pixmap. */ | |
7127 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7128 | img->pixmap | |
7129 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7130 | FRAME_X_WINDOW (f), | |
7131 | bits, | |
7132 | img->width, img->height, | |
7133 | foreground, background, | |
7134 | depth); | |
7135 | if (img->pixmap) | |
7136 | success_p = 1; | |
7137 | else | |
7138 | { | |
45158a91 GM |
7139 | image_error ("Unable to create pixmap for XBM image `%s'", |
7140 | img->spec, Qnil); | |
333b20bb GM |
7141 | x_clear_image (f, img); |
7142 | } | |
7143 | ||
7144 | UNBLOCK_INPUT; | |
7145 | } | |
7146 | ||
7147 | return success_p; | |
7148 | } | |
7149 | ||
7150 | ||
7151 | \f | |
7152 | /*********************************************************************** | |
7153 | XPM images | |
7154 | ***********************************************************************/ | |
7155 | ||
7156 | #if HAVE_XPM | |
7157 | ||
7158 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7159 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7160 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7161 | ||
7162 | #include "X11/xpm.h" | |
7163 | ||
7164 | /* The symbol `xpm' identifying XPM-format images. */ | |
7165 | ||
7166 | Lisp_Object Qxpm; | |
7167 | ||
7168 | /* Indices of image specification fields in xpm_format, below. */ | |
7169 | ||
7170 | enum xpm_keyword_index | |
7171 | { | |
7172 | XPM_TYPE, | |
7173 | XPM_FILE, | |
7174 | XPM_DATA, | |
7175 | XPM_ASCENT, | |
7176 | XPM_MARGIN, | |
7177 | XPM_RELIEF, | |
7178 | XPM_ALGORITHM, | |
7179 | XPM_HEURISTIC_MASK, | |
7180 | XPM_COLOR_SYMBOLS, | |
7181 | XPM_LAST | |
7182 | }; | |
7183 | ||
7184 | /* Vector of image_keyword structures describing the format | |
7185 | of valid XPM image specifications. */ | |
7186 | ||
7187 | static struct image_keyword xpm_format[XPM_LAST] = | |
7188 | { | |
7189 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7190 | {":file", IMAGE_STRING_VALUE, 0}, | |
7191 | {":data", IMAGE_STRING_VALUE, 0}, | |
7192 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
7193 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7194 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7195 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7196 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7197 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7198 | }; | |
7199 | ||
7200 | /* Structure describing the image type XBM. */ | |
7201 | ||
7202 | static struct image_type xpm_type = | |
7203 | { | |
7204 | &Qxpm, | |
7205 | xpm_image_p, | |
7206 | xpm_load, | |
7207 | x_clear_image, | |
7208 | NULL | |
7209 | }; | |
7210 | ||
7211 | ||
7212 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
7213 | for XPM images. Such a list must consist of conses whose car and | |
7214 | cdr are strings. */ | |
7215 | ||
7216 | static int | |
7217 | xpm_valid_color_symbols_p (color_symbols) | |
7218 | Lisp_Object color_symbols; | |
7219 | { | |
7220 | while (CONSP (color_symbols)) | |
7221 | { | |
7222 | Lisp_Object sym = XCAR (color_symbols); | |
7223 | if (!CONSP (sym) | |
7224 | || !STRINGP (XCAR (sym)) | |
7225 | || !STRINGP (XCDR (sym))) | |
7226 | break; | |
7227 | color_symbols = XCDR (color_symbols); | |
7228 | } | |
7229 | ||
7230 | return NILP (color_symbols); | |
7231 | } | |
7232 | ||
7233 | ||
7234 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7235 | ||
7236 | static int | |
7237 | xpm_image_p (object) | |
7238 | Lisp_Object object; | |
7239 | { | |
7240 | struct image_keyword fmt[XPM_LAST]; | |
7241 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7242 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7243 | /* Either `:file' or `:data' must be present. */ |
7244 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7245 | /* Either no `:color-symbols' or it's a list of conses | |
7246 | whose car and cdr are strings. */ | |
7247 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7248 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
7249 | && (fmt[XPM_ASCENT].count == 0 | |
7250 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
7251 | } | |
7252 | ||
7253 | ||
7254 | /* Load image IMG which will be displayed on frame F. Value is | |
7255 | non-zero if successful. */ | |
7256 | ||
7257 | static int | |
7258 | xpm_load (f, img) | |
7259 | struct frame *f; | |
7260 | struct image *img; | |
7261 | { | |
7262 | int rc, i; | |
7263 | XpmAttributes attrs; | |
7264 | Lisp_Object specified_file, color_symbols; | |
7265 | ||
7266 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7267 | close colors. Return colors allocated. */ | |
7268 | bzero (&attrs, sizeof attrs); | |
7269 | attrs.visual = FRAME_X_DISPLAY_INFO (f)->visual; | |
7270 | attrs.valuemask |= XpmVisual; | |
7271 | attrs.valuemask |= XpmReturnAllocPixels; | |
e4c082be | 7272 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7273 | attrs.alloc_close_colors = 1; |
7274 | attrs.valuemask |= XpmAllocCloseColors; | |
e4c082be RS |
7275 | #else |
7276 | attrs.closeness = 600; | |
7277 | attrs.valuemask |= XpmCloseness; | |
7278 | #endif | |
333b20bb GM |
7279 | |
7280 | /* If image specification contains symbolic color definitions, add | |
7281 | these to `attrs'. */ | |
7282 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7283 | if (CONSP (color_symbols)) | |
7284 | { | |
7285 | Lisp_Object tail; | |
7286 | XpmColorSymbol *xpm_syms; | |
7287 | int i, size; | |
7288 | ||
7289 | attrs.valuemask |= XpmColorSymbols; | |
7290 | ||
7291 | /* Count number of symbols. */ | |
7292 | attrs.numsymbols = 0; | |
7293 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7294 | ++attrs.numsymbols; | |
7295 | ||
7296 | /* Allocate an XpmColorSymbol array. */ | |
7297 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7298 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7299 | bzero (xpm_syms, size); | |
7300 | attrs.colorsymbols = xpm_syms; | |
7301 | ||
7302 | /* Fill the color symbol array. */ | |
7303 | for (tail = color_symbols, i = 0; | |
7304 | CONSP (tail); | |
7305 | ++i, tail = XCDR (tail)) | |
7306 | { | |
7307 | Lisp_Object name = XCAR (XCAR (tail)); | |
7308 | Lisp_Object color = XCDR (XCAR (tail)); | |
7309 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7310 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7311 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7312 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7313 | } | |
7314 | } | |
7315 | ||
7316 | /* Create a pixmap for the image, either from a file, or from a | |
7317 | string buffer containing data in the same format as an XPM file. */ | |
7318 | BLOCK_INPUT; | |
7319 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
7320 | if (STRINGP (specified_file)) | |
7321 | { | |
7322 | Lisp_Object file = x_find_image_file (specified_file); | |
7323 | if (!STRINGP (file)) | |
7324 | { | |
45158a91 | 7325 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
209061be | 7326 | UNBLOCK_INPUT; |
333b20bb GM |
7327 | return 0; |
7328 | } | |
7329 | ||
7330 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7331 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7332 | &attrs); | |
7333 | } | |
7334 | else | |
7335 | { | |
7336 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7337 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7338 | XSTRING (buffer)->data, | |
7339 | &img->pixmap, &img->mask, | |
7340 | &attrs); | |
7341 | } | |
7342 | UNBLOCK_INPUT; | |
7343 | ||
7344 | if (rc == XpmSuccess) | |
7345 | { | |
7346 | /* Remember allocated colors. */ | |
7347 | img->ncolors = attrs.nalloc_pixels; | |
7348 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7349 | * sizeof *img->colors); | |
7350 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
7351 | img->colors[i] = attrs.alloc_pixels[i]; | |
7352 | ||
7353 | img->width = attrs.width; | |
7354 | img->height = attrs.height; | |
7355 | xassert (img->width > 0 && img->height > 0); | |
7356 | ||
7357 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
7358 | BLOCK_INPUT; | |
7359 | XpmFreeAttributes (&attrs); | |
7360 | UNBLOCK_INPUT; | |
7361 | } | |
7362 | else | |
7363 | { | |
7364 | switch (rc) | |
7365 | { | |
7366 | case XpmOpenFailed: | |
7367 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7368 | break; | |
7369 | ||
7370 | case XpmFileInvalid: | |
7371 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7372 | break; | |
7373 | ||
7374 | case XpmNoMemory: | |
7375 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7376 | break; | |
7377 | ||
7378 | case XpmColorFailed: | |
7379 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7380 | break; | |
7381 | ||
7382 | default: | |
7383 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7384 | break; | |
7385 | } | |
7386 | } | |
7387 | ||
7388 | return rc == XpmSuccess; | |
7389 | } | |
7390 | ||
7391 | #endif /* HAVE_XPM != 0 */ | |
7392 | ||
7393 | \f | |
7394 | /*********************************************************************** | |
7395 | Color table | |
7396 | ***********************************************************************/ | |
7397 | ||
7398 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7399 | ||
7400 | struct ct_color | |
7401 | { | |
7402 | int r, g, b; | |
7403 | unsigned long pixel; | |
7404 | ||
7405 | /* Next in color table collision list. */ | |
7406 | struct ct_color *next; | |
7407 | }; | |
7408 | ||
7409 | /* The bucket vector size to use. Must be prime. */ | |
7410 | ||
7411 | #define CT_SIZE 101 | |
7412 | ||
7413 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7414 | ||
7415 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7416 | ||
7417 | /* The color hash table. */ | |
7418 | ||
7419 | struct ct_color **ct_table; | |
7420 | ||
7421 | /* Number of entries in the color table. */ | |
7422 | ||
7423 | int ct_colors_allocated; | |
7424 | ||
7425 | /* Function prototypes. */ | |
7426 | ||
7427 | static void init_color_table P_ ((void)); | |
7428 | static void free_color_table P_ ((void)); | |
7429 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
7430 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
7431 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
7432 | ||
7433 | ||
7434 | /* Initialize the color table. */ | |
7435 | ||
7436 | static void | |
7437 | init_color_table () | |
7438 | { | |
7439 | int size = CT_SIZE * sizeof (*ct_table); | |
7440 | ct_table = (struct ct_color **) xmalloc (size); | |
7441 | bzero (ct_table, size); | |
7442 | ct_colors_allocated = 0; | |
7443 | } | |
7444 | ||
7445 | ||
7446 | /* Free memory associated with the color table. */ | |
7447 | ||
7448 | static void | |
7449 | free_color_table () | |
7450 | { | |
7451 | int i; | |
7452 | struct ct_color *p, *next; | |
7453 | ||
7454 | for (i = 0; i < CT_SIZE; ++i) | |
7455 | for (p = ct_table[i]; p; p = next) | |
7456 | { | |
7457 | next = p->next; | |
7458 | xfree (p); | |
7459 | } | |
7460 | ||
7461 | xfree (ct_table); | |
7462 | ct_table = NULL; | |
7463 | } | |
7464 | ||
7465 | ||
7466 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7467 | entry for that color already is in the color table, return the | |
7468 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7469 | G, B, and make an entry in the color table. */ | |
7470 | ||
7471 | static unsigned long | |
7472 | lookup_rgb_color (f, r, g, b) | |
7473 | struct frame *f; | |
7474 | int r, g, b; | |
7475 | { | |
7476 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7477 | int i = hash % CT_SIZE; | |
7478 | struct ct_color *p; | |
7479 | ||
7480 | for (p = ct_table[i]; p; p = p->next) | |
7481 | if (p->r == r && p->g == g && p->b == b) | |
7482 | break; | |
7483 | ||
7484 | if (p == NULL) | |
7485 | { | |
7486 | XColor color; | |
7487 | Colormap cmap; | |
7488 | int rc; | |
7489 | ||
7490 | color.red = r; | |
7491 | color.green = g; | |
7492 | color.blue = b; | |
7493 | ||
7494 | BLOCK_INPUT; | |
7495 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
d62c8769 | 7496 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7497 | UNBLOCK_INPUT; |
7498 | ||
7499 | if (rc) | |
7500 | { | |
7501 | ++ct_colors_allocated; | |
7502 | ||
7503 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7504 | p->r = r; | |
7505 | p->g = g; | |
7506 | p->b = b; | |
7507 | p->pixel = color.pixel; | |
7508 | p->next = ct_table[i]; | |
7509 | ct_table[i] = p; | |
7510 | } | |
7511 | else | |
7512 | return FRAME_FOREGROUND_PIXEL (f); | |
7513 | } | |
7514 | ||
7515 | return p->pixel; | |
7516 | } | |
7517 | ||
7518 | ||
7519 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7520 | table. If not already present, allocate it. Value is PIXEL. */ | |
7521 | ||
7522 | static unsigned long | |
7523 | lookup_pixel_color (f, pixel) | |
7524 | struct frame *f; | |
7525 | unsigned long pixel; | |
7526 | { | |
7527 | int i = pixel % CT_SIZE; | |
7528 | struct ct_color *p; | |
7529 | ||
7530 | for (p = ct_table[i]; p; p = p->next) | |
7531 | if (p->pixel == pixel) | |
7532 | break; | |
7533 | ||
7534 | if (p == NULL) | |
7535 | { | |
7536 | XColor color; | |
7537 | Colormap cmap; | |
7538 | int rc; | |
7539 | ||
7540 | BLOCK_INPUT; | |
7541 | ||
7542 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7543 | color.pixel = pixel; | |
7544 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
d62c8769 | 7545 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7546 | UNBLOCK_INPUT; |
7547 | ||
7548 | if (rc) | |
7549 | { | |
7550 | ++ct_colors_allocated; | |
7551 | ||
7552 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7553 | p->r = color.red; | |
7554 | p->g = color.green; | |
7555 | p->b = color.blue; | |
7556 | p->pixel = pixel; | |
7557 | p->next = ct_table[i]; | |
7558 | ct_table[i] = p; | |
7559 | } | |
7560 | else | |
7561 | return FRAME_FOREGROUND_PIXEL (f); | |
7562 | } | |
7563 | ||
7564 | return p->pixel; | |
7565 | } | |
7566 | ||
7567 | ||
7568 | /* Value is a vector of all pixel colors contained in the color table, | |
7569 | allocated via xmalloc. Set *N to the number of colors. */ | |
7570 | ||
7571 | static unsigned long * | |
7572 | colors_in_color_table (n) | |
7573 | int *n; | |
7574 | { | |
7575 | int i, j; | |
7576 | struct ct_color *p; | |
7577 | unsigned long *colors; | |
7578 | ||
7579 | if (ct_colors_allocated == 0) | |
7580 | { | |
7581 | *n = 0; | |
7582 | colors = NULL; | |
7583 | } | |
7584 | else | |
7585 | { | |
7586 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7587 | * sizeof *colors); | |
7588 | *n = ct_colors_allocated; | |
7589 | ||
7590 | for (i = j = 0; i < CT_SIZE; ++i) | |
7591 | for (p = ct_table[i]; p; p = p->next) | |
7592 | colors[j++] = p->pixel; | |
7593 | } | |
7594 | ||
7595 | return colors; | |
7596 | } | |
7597 | ||
7598 | ||
7599 | \f | |
7600 | /*********************************************************************** | |
7601 | Algorithms | |
7602 | ***********************************************************************/ | |
7603 | ||
7604 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7605 | int, XImage *, int)); | |
7606 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7607 | XColor *, int, XImage *, int)); | |
7608 | ||
7609 | ||
7610 | /* Fill COLORS with RGB colors from row Y of image XIMG. F is the | |
7611 | frame we operate on, CMAP is the color-map in effect, and WIDTH is | |
7612 | the width of one row in the image. */ | |
7613 | ||
7614 | static void | |
7615 | x_laplace_read_row (f, cmap, colors, width, ximg, y) | |
7616 | struct frame *f; | |
7617 | Colormap cmap; | |
7618 | XColor *colors; | |
7619 | int width; | |
7620 | XImage *ximg; | |
7621 | int y; | |
7622 | { | |
7623 | int x; | |
7624 | ||
7625 | for (x = 0; x < width; ++x) | |
7626 | colors[x].pixel = XGetPixel (ximg, x, y); | |
7627 | ||
7628 | XQueryColors (FRAME_X_DISPLAY (f), cmap, colors, width); | |
7629 | } | |
7630 | ||
7631 | ||
7632 | /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs | |
7633 | containing the pixel colors to write. F is the frame we are | |
7634 | working on. */ | |
7635 | ||
7636 | static void | |
7637 | x_laplace_write_row (f, pixels, width, ximg, y) | |
7638 | struct frame *f; | |
7639 | long *pixels; | |
7640 | int width; | |
7641 | XImage *ximg; | |
7642 | int y; | |
7643 | { | |
7644 | int x; | |
7645 | ||
7646 | for (x = 0; x < width; ++x) | |
7647 | XPutPixel (ximg, x, y, pixels[x]); | |
7648 | } | |
7649 | ||
7650 | ||
7651 | /* Transform image IMG which is used on frame F with a Laplace | |
7652 | edge-detection algorithm. The result is an image that can be used | |
7653 | to draw disabled buttons, for example. */ | |
7654 | ||
7655 | static void | |
7656 | x_laplace (f, img) | |
7657 | struct frame *f; | |
7658 | struct image *img; | |
7659 | { | |
7660 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7661 | XImage *ximg, *oimg; | |
7662 | XColor *in[3]; | |
7663 | long *out; | |
7664 | Pixmap pixmap; | |
7665 | int x, y, i; | |
7666 | long pixel; | |
7667 | int in_y, out_y, rc; | |
7668 | int mv2 = 45000; | |
7669 | ||
7670 | BLOCK_INPUT; | |
7671 | ||
7672 | /* Get the X image IMG->pixmap. */ | |
7673 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7674 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
7675 | ||
7676 | /* Allocate 3 input rows, and one output row of colors. */ | |
7677 | for (i = 0; i < 3; ++i) | |
7678 | in[i] = (XColor *) alloca (img->width * sizeof (XColor)); | |
7679 | out = (long *) alloca (img->width * sizeof (long)); | |
7680 | ||
7681 | /* Create an X image for output. */ | |
45158a91 | 7682 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
333b20bb GM |
7683 | &oimg, &pixmap); |
7684 | ||
7685 | /* Fill first two rows. */ | |
7686 | x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); | |
7687 | x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); | |
7688 | in_y = 2; | |
7689 | ||
7690 | /* Write first row, all zeros. */ | |
7691 | init_color_table (); | |
7692 | pixel = lookup_rgb_color (f, 0, 0, 0); | |
7693 | for (x = 0; x < img->width; ++x) | |
7694 | out[x] = pixel; | |
7695 | x_laplace_write_row (f, out, img->width, oimg, 0); | |
7696 | out_y = 1; | |
7697 | ||
7698 | for (y = 2; y < img->height; ++y) | |
7699 | { | |
7700 | int rowa = y % 3; | |
7701 | int rowb = (y + 2) % 3; | |
7702 | ||
7703 | x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); | |
7704 | ||
7705 | for (x = 0; x < img->width - 2; ++x) | |
7706 | { | |
7707 | int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; | |
7708 | int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; | |
7709 | int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; | |
7710 | ||
7711 | out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, | |
7712 | b & 0xffff); | |
7713 | } | |
7714 | ||
7715 | x_laplace_write_row (f, out, img->width, oimg, out_y++); | |
7716 | } | |
7717 | ||
7718 | /* Write last line, all zeros. */ | |
7719 | for (x = 0; x < img->width; ++x) | |
7720 | out[x] = pixel; | |
7721 | x_laplace_write_row (f, out, img->width, oimg, out_y); | |
7722 | ||
7723 | /* Free the input image, and free resources of IMG. */ | |
7724 | XDestroyImage (ximg); | |
7725 | x_clear_image (f, img); | |
7726 | ||
7727 | /* Put the output image into pixmap, and destroy it. */ | |
7728 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7729 | x_destroy_x_image (oimg); | |
7730 | ||
7731 | /* Remember new pixmap and colors in IMG. */ | |
7732 | img->pixmap = pixmap; | |
7733 | img->colors = colors_in_color_table (&img->ncolors); | |
7734 | free_color_table (); | |
7735 | ||
7736 | UNBLOCK_INPUT; | |
7737 | } | |
7738 | ||
7739 | ||
7740 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
7741 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7742 | determine the background color of IMG. If it is a list '(R G B)', |
7743 | with R, G, and B being integers >= 0, take that as the color of the | |
7744 | background. Otherwise, determine the background color of IMG | |
7745 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7746 | |
7747 | static int | |
45158a91 | 7748 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7749 | struct frame *f; |
333b20bb GM |
7750 | struct image *img; |
7751 | Lisp_Object how; | |
7752 | { | |
7753 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7754 | XImage *ximg, *mask_img; |
fcf431dc | 7755 | int x, y, rc, look_at_corners_p; |
333b20bb GM |
7756 | unsigned long bg; |
7757 | ||
7758 | BLOCK_INPUT; | |
7759 | ||
7760 | /* Create an image and pixmap serving as mask. */ | |
45158a91 | 7761 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7762 | &mask_img, &img->mask); |
7763 | if (!rc) | |
7764 | { | |
7765 | UNBLOCK_INPUT; | |
7766 | return 0; | |
7767 | } | |
7768 | ||
7769 | /* Get the X image of IMG->pixmap. */ | |
7770 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7771 | ~0, ZPixmap); | |
7772 | ||
fcf431dc GM |
7773 | /* Determine the background color of ximg. If HOW is `(R G B)' |
7774 | take that as color. Otherwise, try to determine the color | |
7775 | heuristically. */ | |
7776 | look_at_corners_p = 1; | |
7777 | ||
7778 | if (CONSP (how)) | |
7779 | { | |
7780 | int rgb[3], i = 0; | |
7781 | ||
7782 | while (i < 3 | |
7783 | && CONSP (how) | |
7784 | && NATNUMP (XCAR (how))) | |
7785 | { | |
7786 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7787 | how = XCDR (how); | |
7788 | } | |
7789 | ||
7790 | if (i == 3 && NILP (how)) | |
7791 | { | |
7792 | char color_name[30]; | |
7793 | XColor exact, color; | |
7794 | Colormap cmap; | |
7795 | ||
7796 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
7797 | ||
7798 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7799 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) | |
7800 | { | |
7801 | bg = color.pixel; | |
7802 | look_at_corners_p = 0; | |
7803 | } | |
7804 | } | |
7805 | } | |
7806 | ||
7807 | if (look_at_corners_p) | |
333b20bb GM |
7808 | { |
7809 | unsigned long corners[4]; | |
7810 | int i, best_count; | |
7811 | ||
7812 | /* Get the colors at the corners of ximg. */ | |
7813 | corners[0] = XGetPixel (ximg, 0, 0); | |
7814 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
7815 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
7816 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
7817 | ||
7818 | /* Choose the most frequently found color as background. */ | |
7819 | for (i = best_count = 0; i < 4; ++i) | |
7820 | { | |
7821 | int j, n; | |
7822 | ||
7823 | for (j = n = 0; j < 4; ++j) | |
7824 | if (corners[i] == corners[j]) | |
7825 | ++n; | |
7826 | ||
7827 | if (n > best_count) | |
7828 | bg = corners[i], best_count = n; | |
7829 | } | |
7830 | } | |
7831 | ||
7832 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7833 | from the background color bg. */ | |
7834 | for (y = 0; y < img->height; ++y) | |
7835 | for (x = 0; x < img->width; ++x) | |
7836 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7837 | ||
7838 | /* Put mask_img into img->mask. */ | |
7839 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7840 | x_destroy_x_image (mask_img); | |
7841 | XDestroyImage (ximg); | |
7842 | ||
7843 | UNBLOCK_INPUT; | |
7844 | return 1; | |
7845 | } | |
7846 | ||
7847 | ||
7848 | \f | |
7849 | /*********************************************************************** | |
7850 | PBM (mono, gray, color) | |
7851 | ***********************************************************************/ | |
7852 | ||
7853 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7854 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7855 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7856 | |
7857 | /* The symbol `pbm' identifying images of this type. */ | |
7858 | ||
7859 | Lisp_Object Qpbm; | |
7860 | ||
7861 | /* Indices of image specification fields in gs_format, below. */ | |
7862 | ||
7863 | enum pbm_keyword_index | |
7864 | { | |
7865 | PBM_TYPE, | |
7866 | PBM_FILE, | |
63cec32f | 7867 | PBM_DATA, |
333b20bb GM |
7868 | PBM_ASCENT, |
7869 | PBM_MARGIN, | |
7870 | PBM_RELIEF, | |
7871 | PBM_ALGORITHM, | |
7872 | PBM_HEURISTIC_MASK, | |
7873 | PBM_LAST | |
7874 | }; | |
7875 | ||
7876 | /* Vector of image_keyword structures describing the format | |
7877 | of valid user-defined image specifications. */ | |
7878 | ||
7879 | static struct image_keyword pbm_format[PBM_LAST] = | |
7880 | { | |
7881 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7882 | {":file", IMAGE_STRING_VALUE, 0}, |
7883 | {":data", IMAGE_STRING_VALUE, 0}, | |
333b20bb GM |
7884 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
7885 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7886 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7887 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7888 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7889 | }; | |
7890 | ||
7891 | /* Structure describing the image type `pbm'. */ | |
7892 | ||
7893 | static struct image_type pbm_type = | |
7894 | { | |
7895 | &Qpbm, | |
7896 | pbm_image_p, | |
7897 | pbm_load, | |
7898 | x_clear_image, | |
7899 | NULL | |
7900 | }; | |
7901 | ||
7902 | ||
7903 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7904 | ||
7905 | static int | |
7906 | pbm_image_p (object) | |
7907 | Lisp_Object object; | |
7908 | { | |
7909 | struct image_keyword fmt[PBM_LAST]; | |
7910 | ||
7911 | bcopy (pbm_format, fmt, sizeof fmt); | |
7912 | ||
bfd2209f | 7913 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) |
333b20bb GM |
7914 | || (fmt[PBM_ASCENT].count |
7915 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
7916 | return 0; | |
63cec32f GM |
7917 | |
7918 | /* Must specify either :data or :file. */ | |
7919 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7920 | } |
7921 | ||
7922 | ||
63cec32f GM |
7923 | /* Scan a decimal number from *S and return it. Advance *S while |
7924 | reading the number. END is the end of the string. Value is -1 at | |
7925 | end of input. */ | |
333b20bb GM |
7926 | |
7927 | static int | |
63cec32f GM |
7928 | pbm_scan_number (s, end) |
7929 | unsigned char **s, *end; | |
333b20bb GM |
7930 | { |
7931 | int c, val = -1; | |
7932 | ||
63cec32f | 7933 | while (*s < end) |
333b20bb GM |
7934 | { |
7935 | /* Skip white-space. */ | |
63cec32f | 7936 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7937 | ; |
7938 | ||
7939 | if (c == '#') | |
7940 | { | |
7941 | /* Skip comment to end of line. */ | |
63cec32f | 7942 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7943 | ; |
7944 | } | |
7945 | else if (isdigit (c)) | |
7946 | { | |
7947 | /* Read decimal number. */ | |
7948 | val = c - '0'; | |
63cec32f | 7949 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7950 | val = 10 * val + c - '0'; |
7951 | break; | |
7952 | } | |
7953 | else | |
7954 | break; | |
7955 | } | |
7956 | ||
7957 | return val; | |
7958 | } | |
7959 | ||
7960 | ||
63cec32f GM |
7961 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
7962 | with xmalloc holding FILE's contents. Value is null if an error | |
7963 | occured. *SIZE is set to the size of the file. */ | |
7964 | ||
7965 | static char * | |
7966 | pbm_read_file (file, size) | |
7967 | Lisp_Object file; | |
7968 | int *size; | |
7969 | { | |
7970 | FILE *fp = NULL; | |
7971 | char *buf = NULL; | |
7972 | struct stat st; | |
7973 | ||
7974 | if (stat (XSTRING (file)->data, &st) == 0 | |
7975 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
7976 | && (buf = (char *) xmalloc (st.st_size), | |
7977 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
7978 | { | |
7979 | *size = st.st_size; | |
7980 | fclose (fp); | |
7981 | } | |
7982 | else | |
7983 | { | |
7984 | if (fp) | |
7985 | fclose (fp); | |
7986 | if (buf) | |
7987 | { | |
7988 | xfree (buf); | |
7989 | buf = NULL; | |
7990 | } | |
7991 | } | |
7992 | ||
7993 | return buf; | |
7994 | } | |
7995 | ||
7996 | ||
333b20bb GM |
7997 | /* Load PBM image IMG for use on frame F. */ |
7998 | ||
7999 | static int | |
8000 | pbm_load (f, img) | |
8001 | struct frame *f; | |
8002 | struct image *img; | |
8003 | { | |
333b20bb | 8004 | int raw_p, x, y; |
b6d7acec | 8005 | int width, height, max_color_idx = 0; |
333b20bb GM |
8006 | XImage *ximg; |
8007 | Lisp_Object file, specified_file; | |
8008 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8009 | struct gcpro gcpro1; | |
63cec32f GM |
8010 | unsigned char *contents = NULL; |
8011 | unsigned char *end, *p; | |
8012 | int size; | |
333b20bb GM |
8013 | |
8014 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8015 | file = Qnil; |
333b20bb | 8016 | GCPRO1 (file); |
333b20bb | 8017 | |
63cec32f | 8018 | if (STRINGP (specified_file)) |
333b20bb | 8019 | { |
63cec32f GM |
8020 | file = x_find_image_file (specified_file); |
8021 | if (!STRINGP (file)) | |
8022 | { | |
8023 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8024 | UNGCPRO; | |
8025 | return 0; | |
8026 | } | |
333b20bb | 8027 | |
63cec32f GM |
8028 | contents = pbm_read_file (file, &size); |
8029 | if (contents == NULL) | |
8030 | { | |
8031 | image_error ("Error reading `%s'", file, Qnil); | |
8032 | UNGCPRO; | |
8033 | return 0; | |
8034 | } | |
8035 | ||
8036 | p = contents; | |
8037 | end = contents + size; | |
8038 | } | |
8039 | else | |
333b20bb | 8040 | { |
63cec32f GM |
8041 | Lisp_Object data; |
8042 | data = image_spec_value (img->spec, QCdata, NULL); | |
8043 | p = XSTRING (data)->data; | |
8044 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8045 | } |
8046 | ||
63cec32f GM |
8047 | /* Check magic number. */ |
8048 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8049 | { |
45158a91 | 8050 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8051 | error: |
8052 | xfree (contents); | |
333b20bb GM |
8053 | UNGCPRO; |
8054 | return 0; | |
8055 | } | |
8056 | ||
63cec32f | 8057 | switch (*p++) |
333b20bb GM |
8058 | { |
8059 | case '1': | |
8060 | raw_p = 0, type = PBM_MONO; | |
8061 | break; | |
8062 | ||
8063 | case '2': | |
8064 | raw_p = 0, type = PBM_GRAY; | |
8065 | break; | |
8066 | ||
8067 | case '3': | |
8068 | raw_p = 0, type = PBM_COLOR; | |
8069 | break; | |
8070 | ||
8071 | case '4': | |
8072 | raw_p = 1, type = PBM_MONO; | |
8073 | break; | |
8074 | ||
8075 | case '5': | |
8076 | raw_p = 1, type = PBM_GRAY; | |
8077 | break; | |
8078 | ||
8079 | case '6': | |
8080 | raw_p = 1, type = PBM_COLOR; | |
8081 | break; | |
8082 | ||
8083 | default: | |
45158a91 | 8084 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8085 | goto error; |
333b20bb GM |
8086 | } |
8087 | ||
8088 | /* Read width, height, maximum color-component. Characters | |
8089 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8090 | width = pbm_scan_number (&p, end); |
8091 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8092 | |
8093 | if (type != PBM_MONO) | |
8094 | { | |
63cec32f | 8095 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8096 | if (raw_p && max_color_idx > 255) |
8097 | max_color_idx = 255; | |
8098 | } | |
8099 | ||
63cec32f GM |
8100 | if (width < 0 |
8101 | || height < 0 | |
333b20bb | 8102 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8103 | goto error; |
333b20bb GM |
8104 | |
8105 | BLOCK_INPUT; | |
45158a91 | 8106 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb GM |
8107 | &ximg, &img->pixmap)) |
8108 | { | |
333b20bb | 8109 | UNBLOCK_INPUT; |
63cec32f | 8110 | goto error; |
333b20bb GM |
8111 | } |
8112 | ||
8113 | /* Initialize the color hash table. */ | |
8114 | init_color_table (); | |
8115 | ||
8116 | if (type == PBM_MONO) | |
8117 | { | |
8118 | int c = 0, g; | |
8119 | ||
8120 | for (y = 0; y < height; ++y) | |
8121 | for (x = 0; x < width; ++x) | |
8122 | { | |
8123 | if (raw_p) | |
8124 | { | |
8125 | if ((x & 7) == 0) | |
63cec32f | 8126 | c = *p++; |
333b20bb GM |
8127 | g = c & 0x80; |
8128 | c <<= 1; | |
8129 | } | |
8130 | else | |
63cec32f | 8131 | g = pbm_scan_number (&p, end); |
333b20bb GM |
8132 | |
8133 | XPutPixel (ximg, x, y, (g | |
8134 | ? FRAME_FOREGROUND_PIXEL (f) | |
8135 | : FRAME_BACKGROUND_PIXEL (f))); | |
8136 | } | |
8137 | } | |
8138 | else | |
8139 | { | |
8140 | for (y = 0; y < height; ++y) | |
8141 | for (x = 0; x < width; ++x) | |
8142 | { | |
8143 | int r, g, b; | |
8144 | ||
8145 | if (type == PBM_GRAY) | |
63cec32f | 8146 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8147 | else if (raw_p) |
8148 | { | |
63cec32f GM |
8149 | r = *p++; |
8150 | g = *p++; | |
8151 | b = *p++; | |
333b20bb GM |
8152 | } |
8153 | else | |
8154 | { | |
63cec32f GM |
8155 | r = pbm_scan_number (&p, end); |
8156 | g = pbm_scan_number (&p, end); | |
8157 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8158 | } |
8159 | ||
8160 | if (r < 0 || g < 0 || b < 0) | |
8161 | { | |
333b20bb GM |
8162 | xfree (ximg->data); |
8163 | ximg->data = NULL; | |
8164 | XDestroyImage (ximg); | |
8165 | UNBLOCK_INPUT; | |
45158a91 GM |
8166 | image_error ("Invalid pixel value in image `%s'", |
8167 | img->spec, Qnil); | |
63cec32f | 8168 | goto error; |
333b20bb GM |
8169 | } |
8170 | ||
8171 | /* RGB values are now in the range 0..max_color_idx. | |
8172 | Scale this to the range 0..0xffff supported by X. */ | |
8173 | r = (double) r * 65535 / max_color_idx; | |
8174 | g = (double) g * 65535 / max_color_idx; | |
8175 | b = (double) b * 65535 / max_color_idx; | |
8176 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8177 | } | |
8178 | } | |
8179 | ||
333b20bb GM |
8180 | /* Store in IMG->colors the colors allocated for the image, and |
8181 | free the color table. */ | |
8182 | img->colors = colors_in_color_table (&img->ncolors); | |
8183 | free_color_table (); | |
8184 | ||
8185 | /* Put the image into a pixmap. */ | |
8186 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8187 | x_destroy_x_image (ximg); | |
8188 | UNBLOCK_INPUT; | |
8189 | ||
8190 | img->width = width; | |
8191 | img->height = height; | |
8192 | ||
8193 | UNGCPRO; | |
63cec32f | 8194 | xfree (contents); |
333b20bb GM |
8195 | return 1; |
8196 | } | |
8197 | ||
8198 | ||
8199 | \f | |
8200 | /*********************************************************************** | |
8201 | PNG | |
8202 | ***********************************************************************/ | |
8203 | ||
8204 | #if HAVE_PNG | |
8205 | ||
8206 | #include <png.h> | |
8207 | ||
8208 | /* Function prototypes. */ | |
8209 | ||
8210 | static int png_image_p P_ ((Lisp_Object object)); | |
8211 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8212 | ||
8213 | /* The symbol `png' identifying images of this type. */ | |
8214 | ||
8215 | Lisp_Object Qpng; | |
8216 | ||
8217 | /* Indices of image specification fields in png_format, below. */ | |
8218 | ||
8219 | enum png_keyword_index | |
8220 | { | |
8221 | PNG_TYPE, | |
63448a4d | 8222 | PNG_DATA, |
333b20bb GM |
8223 | PNG_FILE, |
8224 | PNG_ASCENT, | |
8225 | PNG_MARGIN, | |
8226 | PNG_RELIEF, | |
8227 | PNG_ALGORITHM, | |
8228 | PNG_HEURISTIC_MASK, | |
8229 | PNG_LAST | |
8230 | }; | |
8231 | ||
8232 | /* Vector of image_keyword structures describing the format | |
8233 | of valid user-defined image specifications. */ | |
8234 | ||
8235 | static struct image_keyword png_format[PNG_LAST] = | |
8236 | { | |
8237 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8238 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8239 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8240 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8241 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8242 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8243 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8244 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8245 | }; | |
8246 | ||
06482119 | 8247 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8248 | |
8249 | static struct image_type png_type = | |
8250 | { | |
8251 | &Qpng, | |
8252 | png_image_p, | |
8253 | png_load, | |
8254 | x_clear_image, | |
8255 | NULL | |
8256 | }; | |
8257 | ||
8258 | ||
8259 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8260 | ||
8261 | static int | |
8262 | png_image_p (object) | |
8263 | Lisp_Object object; | |
8264 | { | |
8265 | struct image_keyword fmt[PNG_LAST]; | |
8266 | bcopy (png_format, fmt, sizeof fmt); | |
8267 | ||
bfd2209f | 8268 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) |
333b20bb GM |
8269 | || (fmt[PNG_ASCENT].count |
8270 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
8271 | return 0; | |
63448a4d | 8272 | |
63cec32f GM |
8273 | /* Must specify either the :data or :file keyword. */ |
8274 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8275 | } |
8276 | ||
8277 | ||
8278 | /* Error and warning handlers installed when the PNG library | |
8279 | is initialized. */ | |
8280 | ||
8281 | static void | |
8282 | my_png_error (png_ptr, msg) | |
8283 | png_struct *png_ptr; | |
8284 | char *msg; | |
8285 | { | |
8286 | xassert (png_ptr != NULL); | |
8287 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8288 | longjmp (png_ptr->jmpbuf, 1); | |
8289 | } | |
8290 | ||
8291 | ||
8292 | static void | |
8293 | my_png_warning (png_ptr, msg) | |
8294 | png_struct *png_ptr; | |
8295 | char *msg; | |
8296 | { | |
8297 | xassert (png_ptr != NULL); | |
8298 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8299 | } | |
8300 | ||
5ad6a5fb GM |
8301 | /* Memory source for PNG decoding. */ |
8302 | ||
63448a4d WP |
8303 | struct png_memory_storage |
8304 | { | |
5ad6a5fb GM |
8305 | unsigned char *bytes; /* The data */ |
8306 | size_t len; /* How big is it? */ | |
8307 | int index; /* Where are we? */ | |
63448a4d WP |
8308 | }; |
8309 | ||
5ad6a5fb GM |
8310 | |
8311 | /* Function set as reader function when reading PNG image from memory. | |
8312 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8313 | bytes from the input to DATA. */ | |
8314 | ||
63448a4d | 8315 | static void |
5ad6a5fb GM |
8316 | png_read_from_memory (png_ptr, data, length) |
8317 | png_structp png_ptr; | |
8318 | png_bytep data; | |
8319 | png_size_t length; | |
63448a4d | 8320 | { |
5ad6a5fb GM |
8321 | struct png_memory_storage *tbr |
8322 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8323 | |
5ad6a5fb GM |
8324 | if (length > tbr->len - tbr->index) |
8325 | png_error (png_ptr, "Read error"); | |
8326 | ||
8327 | bcopy (tbr->bytes + tbr->index, data, length); | |
8328 | tbr->index = tbr->index + length; | |
63448a4d | 8329 | } |
333b20bb GM |
8330 | |
8331 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8332 | successful. */ | |
8333 | ||
8334 | static int | |
8335 | png_load (f, img) | |
8336 | struct frame *f; | |
8337 | struct image *img; | |
8338 | { | |
8339 | Lisp_Object file, specified_file; | |
63448a4d | 8340 | Lisp_Object specified_data; |
b6d7acec | 8341 | int x, y, i; |
333b20bb GM |
8342 | XImage *ximg, *mask_img = NULL; |
8343 | struct gcpro gcpro1; | |
8344 | png_struct *png_ptr = NULL; | |
8345 | png_info *info_ptr = NULL, *end_info = NULL; | |
63448a4d | 8346 | FILE *fp = NULL; |
333b20bb GM |
8347 | png_byte sig[8]; |
8348 | png_byte *pixels = NULL; | |
8349 | png_byte **rows = NULL; | |
8350 | png_uint_32 width, height; | |
8351 | int bit_depth, color_type, interlace_type; | |
8352 | png_byte channels; | |
8353 | png_uint_32 row_bytes; | |
8354 | int transparent_p; | |
8355 | char *gamma_str; | |
8356 | double screen_gamma, image_gamma; | |
8357 | int intent; | |
63448a4d | 8358 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8359 | |
8360 | /* Find out what file to load. */ | |
8361 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8362 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8363 | file = Qnil; |
8364 | GCPRO1 (file); | |
333b20bb | 8365 | |
63448a4d | 8366 | if (NILP (specified_data)) |
5ad6a5fb GM |
8367 | { |
8368 | file = x_find_image_file (specified_file); | |
8369 | if (!STRINGP (file)) | |
63448a4d | 8370 | { |
45158a91 | 8371 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8372 | UNGCPRO; |
8373 | return 0; | |
8374 | } | |
333b20bb | 8375 | |
5ad6a5fb GM |
8376 | /* Open the image file. */ |
8377 | fp = fopen (XSTRING (file)->data, "rb"); | |
8378 | if (!fp) | |
8379 | { | |
45158a91 | 8380 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8381 | UNGCPRO; |
8382 | fclose (fp); | |
8383 | return 0; | |
8384 | } | |
63448a4d | 8385 | |
5ad6a5fb GM |
8386 | /* Check PNG signature. */ |
8387 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8388 | || !png_check_sig (sig, sizeof sig)) | |
8389 | { | |
45158a91 | 8390 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8391 | UNGCPRO; |
8392 | fclose (fp); | |
8393 | return 0; | |
63448a4d | 8394 | } |
5ad6a5fb | 8395 | } |
63448a4d | 8396 | else |
5ad6a5fb GM |
8397 | { |
8398 | /* Read from memory. */ | |
8399 | tbr.bytes = XSTRING (specified_data)->data; | |
8400 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8401 | tbr.index = 0; | |
63448a4d | 8402 | |
5ad6a5fb GM |
8403 | /* Check PNG signature. */ |
8404 | if (tbr.len < sizeof sig | |
8405 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8406 | { | |
45158a91 | 8407 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8408 | UNGCPRO; |
8409 | return 0; | |
63448a4d | 8410 | } |
333b20bb | 8411 | |
5ad6a5fb GM |
8412 | /* Need to skip past the signature. */ |
8413 | tbr.bytes += sizeof (sig); | |
8414 | } | |
8415 | ||
333b20bb GM |
8416 | /* Initialize read and info structs for PNG lib. */ |
8417 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8418 | my_png_error, my_png_warning); | |
8419 | if (!png_ptr) | |
8420 | { | |
63448a4d | 8421 | if (fp) fclose (fp); |
333b20bb GM |
8422 | UNGCPRO; |
8423 | return 0; | |
8424 | } | |
8425 | ||
8426 | info_ptr = png_create_info_struct (png_ptr); | |
8427 | if (!info_ptr) | |
8428 | { | |
8429 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8430 | if (fp) fclose (fp); |
333b20bb GM |
8431 | UNGCPRO; |
8432 | return 0; | |
8433 | } | |
8434 | ||
8435 | end_info = png_create_info_struct (png_ptr); | |
8436 | if (!end_info) | |
8437 | { | |
8438 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8439 | if (fp) fclose (fp); |
333b20bb GM |
8440 | UNGCPRO; |
8441 | return 0; | |
8442 | } | |
8443 | ||
8444 | /* Set error jump-back. We come back here when the PNG library | |
8445 | detects an error. */ | |
8446 | if (setjmp (png_ptr->jmpbuf)) | |
8447 | { | |
8448 | error: | |
8449 | if (png_ptr) | |
8450 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8451 | xfree (pixels); | |
8452 | xfree (rows); | |
63448a4d | 8453 | if (fp) fclose (fp); |
333b20bb GM |
8454 | UNGCPRO; |
8455 | return 0; | |
8456 | } | |
8457 | ||
8458 | /* Read image info. */ | |
63448a4d | 8459 | if (!NILP (specified_data)) |
5ad6a5fb | 8460 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8461 | else |
5ad6a5fb | 8462 | png_init_io (png_ptr, fp); |
63448a4d | 8463 | |
333b20bb GM |
8464 | png_set_sig_bytes (png_ptr, sizeof sig); |
8465 | png_read_info (png_ptr, info_ptr); | |
8466 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8467 | &interlace_type, NULL, NULL); | |
8468 | ||
8469 | /* If image contains simply transparency data, we prefer to | |
8470 | construct a clipping mask. */ | |
8471 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8472 | transparent_p = 1; | |
8473 | else | |
8474 | transparent_p = 0; | |
8475 | ||
8476 | /* This function is easier to write if we only have to handle | |
8477 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
8478 | transform other formats into that format. */ | |
8479 | ||
8480 | /* Strip more than 8 bits per channel. */ | |
8481 | if (bit_depth == 16) | |
8482 | png_set_strip_16 (png_ptr); | |
8483 | ||
8484 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8485 | if available. */ | |
8486 | png_set_expand (png_ptr); | |
8487 | ||
8488 | /* Convert grayscale images to RGB. */ | |
8489 | if (color_type == PNG_COLOR_TYPE_GRAY | |
8490 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
8491 | png_set_gray_to_rgb (png_ptr); | |
8492 | ||
8493 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
8494 | gamma_str = getenv ("SCREEN_GAMMA"); | |
8495 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
8496 | ||
8497 | /* Tell the PNG lib to handle gamma correction for us. */ | |
8498 | ||
6c1aa34d | 8499 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
8500 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8501 | /* There is a special chunk in the image specifying the gamma. */ | |
8502 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
8503 | else |
8504 | #endif | |
8505 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
8506 | /* Image contains gamma information. */ |
8507 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8508 | else | |
8509 | /* Use a default of 0.5 for the image gamma. */ | |
8510 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
8511 | ||
8512 | /* Handle alpha channel by combining the image with a background | |
8513 | color. Do this only if a real alpha channel is supplied. For | |
8514 | simple transparency, we prefer a clipping mask. */ | |
8515 | if (!transparent_p) | |
8516 | { | |
8517 | png_color_16 *image_background; | |
8518 | ||
8519 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
8520 | /* Image contains a background color with which to | |
8521 | combine the image. */ | |
8522 | png_set_background (png_ptr, image_background, | |
8523 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
8524 | else | |
8525 | { | |
8526 | /* Image does not contain a background color with which | |
8527 | to combine the image data via an alpha channel. Use | |
8528 | the frame's background instead. */ | |
8529 | XColor color; | |
8530 | Colormap cmap; | |
8531 | png_color_16 frame_background; | |
8532 | ||
8533 | BLOCK_INPUT; | |
8534 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
8535 | color.pixel = FRAME_BACKGROUND_PIXEL (f); | |
8536 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
8537 | UNBLOCK_INPUT; | |
8538 | ||
8539 | bzero (&frame_background, sizeof frame_background); | |
8540 | frame_background.red = color.red; | |
8541 | frame_background.green = color.green; | |
8542 | frame_background.blue = color.blue; | |
8543 | ||
8544 | png_set_background (png_ptr, &frame_background, | |
8545 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8546 | } | |
8547 | } | |
8548 | ||
8549 | /* Update info structure. */ | |
8550 | png_read_update_info (png_ptr, info_ptr); | |
8551 | ||
8552 | /* Get number of channels. Valid values are 1 for grayscale images | |
8553 | and images with a palette, 2 for grayscale images with transparency | |
8554 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8555 | images with alpha channel, i.e. RGBA. If conversions above were | |
8556 | sufficient we should only have 3 or 4 channels here. */ | |
8557 | channels = png_get_channels (png_ptr, info_ptr); | |
8558 | xassert (channels == 3 || channels == 4); | |
8559 | ||
8560 | /* Number of bytes needed for one row of the image. */ | |
8561 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8562 | ||
8563 | /* Allocate memory for the image. */ | |
8564 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8565 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8566 | for (i = 0; i < height; ++i) | |
8567 | rows[i] = pixels + i * row_bytes; | |
8568 | ||
8569 | /* Read the entire image. */ | |
8570 | png_read_image (png_ptr, rows); | |
8571 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8572 | if (fp) |
8573 | { | |
8574 | fclose (fp); | |
8575 | fp = NULL; | |
8576 | } | |
333b20bb GM |
8577 | |
8578 | BLOCK_INPUT; | |
8579 | ||
8580 | /* Create the X image and pixmap. */ | |
45158a91 | 8581 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb GM |
8582 | &img->pixmap)) |
8583 | { | |
8584 | UNBLOCK_INPUT; | |
8585 | goto error; | |
8586 | } | |
8587 | ||
8588 | /* Create an image and pixmap serving as mask if the PNG image | |
8589 | contains an alpha channel. */ | |
8590 | if (channels == 4 | |
8591 | && !transparent_p | |
45158a91 | 8592 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8593 | &mask_img, &img->mask)) |
8594 | { | |
8595 | x_destroy_x_image (ximg); | |
8596 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8597 | img->pixmap = 0; | |
8598 | UNBLOCK_INPUT; | |
8599 | goto error; | |
8600 | } | |
8601 | ||
8602 | /* Fill the X image and mask from PNG data. */ | |
8603 | init_color_table (); | |
8604 | ||
8605 | for (y = 0; y < height; ++y) | |
8606 | { | |
8607 | png_byte *p = rows[y]; | |
8608 | ||
8609 | for (x = 0; x < width; ++x) | |
8610 | { | |
8611 | unsigned r, g, b; | |
8612 | ||
8613 | r = *p++ << 8; | |
8614 | g = *p++ << 8; | |
8615 | b = *p++ << 8; | |
8616 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8617 | ||
8618 | /* An alpha channel, aka mask channel, associates variable | |
8619 | transparency with an image. Where other image formats | |
8620 | support binary transparency---fully transparent or fully | |
8621 | opaque---PNG allows up to 254 levels of partial transparency. | |
8622 | The PNG library implements partial transparency by combining | |
8623 | the image with a specified background color. | |
8624 | ||
8625 | I'm not sure how to handle this here nicely: because the | |
8626 | background on which the image is displayed may change, for | |
8627 | real alpha channel support, it would be necessary to create | |
8628 | a new image for each possible background. | |
8629 | ||
8630 | What I'm doing now is that a mask is created if we have | |
8631 | boolean transparency information. Otherwise I'm using | |
8632 | the frame's background color to combine the image with. */ | |
8633 | ||
8634 | if (channels == 4) | |
8635 | { | |
8636 | if (mask_img) | |
8637 | XPutPixel (mask_img, x, y, *p > 0); | |
8638 | ++p; | |
8639 | } | |
8640 | } | |
8641 | } | |
8642 | ||
8643 | /* Remember colors allocated for this image. */ | |
8644 | img->colors = colors_in_color_table (&img->ncolors); | |
8645 | free_color_table (); | |
8646 | ||
8647 | /* Clean up. */ | |
8648 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8649 | xfree (rows); | |
8650 | xfree (pixels); | |
8651 | ||
8652 | img->width = width; | |
8653 | img->height = height; | |
8654 | ||
8655 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8656 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8657 | x_destroy_x_image (ximg); | |
8658 | ||
8659 | /* Same for the mask. */ | |
8660 | if (mask_img) | |
8661 | { | |
8662 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8663 | x_destroy_x_image (mask_img); | |
8664 | } | |
8665 | ||
8666 | UNBLOCK_INPUT; | |
8667 | UNGCPRO; | |
8668 | return 1; | |
8669 | } | |
8670 | ||
8671 | #endif /* HAVE_PNG != 0 */ | |
8672 | ||
8673 | ||
8674 | \f | |
8675 | /*********************************************************************** | |
8676 | JPEG | |
8677 | ***********************************************************************/ | |
8678 | ||
8679 | #if HAVE_JPEG | |
8680 | ||
ba06aba4 GM |
8681 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8682 | jconfig.h. */ | |
8683 | #ifdef HAVE_STDLIB_H | |
8684 | #define HAVE_STDLIB_H_1 | |
8685 | #undef HAVE_STDLIB_H | |
8686 | #endif /* HAVE_STLIB_H */ | |
8687 | ||
333b20bb GM |
8688 | #include <jpeglib.h> |
8689 | #include <jerror.h> | |
8690 | #include <setjmp.h> | |
8691 | ||
ba06aba4 GM |
8692 | #ifdef HAVE_STLIB_H_1 |
8693 | #define HAVE_STDLIB_H 1 | |
8694 | #endif | |
8695 | ||
333b20bb GM |
8696 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8697 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8698 | ||
8699 | /* The symbol `jpeg' identifying images of this type. */ | |
8700 | ||
8701 | Lisp_Object Qjpeg; | |
8702 | ||
8703 | /* Indices of image specification fields in gs_format, below. */ | |
8704 | ||
8705 | enum jpeg_keyword_index | |
8706 | { | |
8707 | JPEG_TYPE, | |
8e39770a | 8708 | JPEG_DATA, |
333b20bb GM |
8709 | JPEG_FILE, |
8710 | JPEG_ASCENT, | |
8711 | JPEG_MARGIN, | |
8712 | JPEG_RELIEF, | |
8713 | JPEG_ALGORITHM, | |
8714 | JPEG_HEURISTIC_MASK, | |
8715 | JPEG_LAST | |
8716 | }; | |
8717 | ||
8718 | /* Vector of image_keyword structures describing the format | |
8719 | of valid user-defined image specifications. */ | |
8720 | ||
8721 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8722 | { | |
8723 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8724 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8725 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8726 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8727 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8728 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8729 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8730 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8731 | }; | |
8732 | ||
8733 | /* Structure describing the image type `jpeg'. */ | |
8734 | ||
8735 | static struct image_type jpeg_type = | |
8736 | { | |
8737 | &Qjpeg, | |
8738 | jpeg_image_p, | |
8739 | jpeg_load, | |
8740 | x_clear_image, | |
8741 | NULL | |
8742 | }; | |
8743 | ||
8744 | ||
8745 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8746 | ||
8747 | static int | |
8748 | jpeg_image_p (object) | |
8749 | Lisp_Object object; | |
8750 | { | |
8751 | struct image_keyword fmt[JPEG_LAST]; | |
8752 | ||
8753 | bcopy (jpeg_format, fmt, sizeof fmt); | |
8754 | ||
bfd2209f | 8755 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) |
333b20bb | 8756 | || (fmt[JPEG_ASCENT].count |
5ad6a5fb | 8757 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) |
333b20bb | 8758 | return 0; |
8e39770a | 8759 | |
63cec32f GM |
8760 | /* Must specify either the :data or :file keyword. */ |
8761 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8762 | } |
8763 | ||
8e39770a | 8764 | |
333b20bb GM |
8765 | struct my_jpeg_error_mgr |
8766 | { | |
8767 | struct jpeg_error_mgr pub; | |
8768 | jmp_buf setjmp_buffer; | |
8769 | }; | |
8770 | ||
8771 | static void | |
8772 | my_error_exit (cinfo) | |
8773 | j_common_ptr cinfo; | |
8774 | { | |
8775 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8776 | longjmp (mgr->setjmp_buffer, 1); | |
8777 | } | |
8778 | ||
8e39770a GM |
8779 | /* Init source method for JPEG data source manager. Called by |
8780 | jpeg_read_header() before any data is actually read. See | |
8781 | libjpeg.doc from the JPEG lib distribution. */ | |
8782 | ||
8783 | static void | |
8784 | our_init_source (cinfo) | |
8785 | j_decompress_ptr cinfo; | |
8786 | { | |
8787 | } | |
8788 | ||
8789 | ||
8790 | /* Fill input buffer method for JPEG data source manager. Called | |
8791 | whenever more data is needed. We read the whole image in one step, | |
8792 | so this only adds a fake end of input marker at the end. */ | |
8793 | ||
8794 | static boolean | |
8795 | our_fill_input_buffer (cinfo) | |
8796 | j_decompress_ptr cinfo; | |
8797 | { | |
8798 | /* Insert a fake EOI marker. */ | |
8799 | struct jpeg_source_mgr *src = cinfo->src; | |
8800 | static JOCTET buffer[2]; | |
8801 | ||
8802 | buffer[0] = (JOCTET) 0xFF; | |
8803 | buffer[1] = (JOCTET) JPEG_EOI; | |
8804 | ||
8805 | src->next_input_byte = buffer; | |
8806 | src->bytes_in_buffer = 2; | |
8807 | return TRUE; | |
8808 | } | |
8809 | ||
8810 | ||
8811 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8812 | is the JPEG data source manager. */ | |
8813 | ||
8814 | static void | |
8815 | our_skip_input_data (cinfo, num_bytes) | |
8816 | j_decompress_ptr cinfo; | |
8817 | long num_bytes; | |
8818 | { | |
8819 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8820 | ||
8821 | if (src) | |
8822 | { | |
8823 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8824 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
8825 | |
8826 | src->bytes_in_buffer -= num_bytes; | |
8827 | src->next_input_byte += num_bytes; | |
8828 | } | |
8829 | } | |
8830 | ||
8831 | ||
8832 | /* Method to terminate data source. Called by | |
8833 | jpeg_finish_decompress() after all data has been processed. */ | |
8834 | ||
8835 | static void | |
8836 | our_term_source (cinfo) | |
8837 | j_decompress_ptr cinfo; | |
8838 | { | |
8839 | } | |
8840 | ||
8841 | ||
8842 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8843 | LEN bytes. CINFO is the decompression info structure created for | |
8844 | reading the image. */ | |
8845 | ||
8846 | static void | |
8847 | jpeg_memory_src (cinfo, data, len) | |
8848 | j_decompress_ptr cinfo; | |
8849 | JOCTET *data; | |
8850 | unsigned int len; | |
8851 | { | |
8852 | struct jpeg_source_mgr *src; | |
8853 | ||
8854 | if (cinfo->src == NULL) | |
8855 | { | |
8856 | /* First time for this JPEG object? */ | |
8857 | cinfo->src = (struct jpeg_source_mgr *) | |
8858 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8859 | sizeof (struct jpeg_source_mgr)); | |
8860 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8861 | src->next_input_byte = data; | |
8862 | } | |
8863 | ||
8864 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8865 | src->init_source = our_init_source; | |
8866 | src->fill_input_buffer = our_fill_input_buffer; | |
8867 | src->skip_input_data = our_skip_input_data; | |
8868 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8869 | src->term_source = our_term_source; | |
8870 | src->bytes_in_buffer = len; | |
8871 | src->next_input_byte = data; | |
8872 | } | |
8873 | ||
5ad6a5fb | 8874 | |
333b20bb GM |
8875 | /* Load image IMG for use on frame F. Patterned after example.c |
8876 | from the JPEG lib. */ | |
8877 | ||
8878 | static int | |
8879 | jpeg_load (f, img) | |
8880 | struct frame *f; | |
8881 | struct image *img; | |
8882 | { | |
8883 | struct jpeg_decompress_struct cinfo; | |
8884 | struct my_jpeg_error_mgr mgr; | |
8885 | Lisp_Object file, specified_file; | |
8e39770a GM |
8886 | Lisp_Object specified_data; |
8887 | FILE *fp = NULL; | |
333b20bb GM |
8888 | JSAMPARRAY buffer; |
8889 | int row_stride, x, y; | |
8890 | XImage *ximg = NULL; | |
b6d7acec | 8891 | int rc; |
333b20bb GM |
8892 | unsigned long *colors; |
8893 | int width, height; | |
8894 | struct gcpro gcpro1; | |
8895 | ||
8896 | /* Open the JPEG file. */ | |
8897 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8898 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8899 | file = Qnil; |
8900 | GCPRO1 (file); | |
8e39770a | 8901 | |
8e39770a | 8902 | if (NILP (specified_data)) |
333b20bb | 8903 | { |
8e39770a | 8904 | file = x_find_image_file (specified_file); |
8e39770a GM |
8905 | if (!STRINGP (file)) |
8906 | { | |
45158a91 | 8907 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8908 | UNGCPRO; |
8909 | return 0; | |
8910 | } | |
333b20bb | 8911 | |
8e39770a GM |
8912 | fp = fopen (XSTRING (file)->data, "r"); |
8913 | if (fp == NULL) | |
8914 | { | |
8915 | image_error ("Cannot open `%s'", file, Qnil); | |
8916 | UNGCPRO; | |
8917 | return 0; | |
8918 | } | |
333b20bb GM |
8919 | } |
8920 | ||
5ad6a5fb GM |
8921 | /* Customize libjpeg's error handling to call my_error_exit when an |
8922 | error is detected. This function will perform a longjmp. */ | |
333b20bb GM |
8923 | mgr.pub.error_exit = my_error_exit; |
8924 | cinfo.err = jpeg_std_error (&mgr.pub); | |
8925 | ||
8926 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
8927 | { | |
5ad6a5fb GM |
8928 | if (rc == 1) |
8929 | { | |
8930 | /* Called from my_error_exit. Display a JPEG error. */ | |
8931 | char buffer[JMSG_LENGTH_MAX]; | |
8932 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8933 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8934 | build_string (buffer)); |
8935 | } | |
333b20bb GM |
8936 | |
8937 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb GM |
8938 | if (fp) |
8939 | fclose (fp); | |
333b20bb GM |
8940 | jpeg_destroy_decompress (&cinfo); |
8941 | ||
5ad6a5fb | 8942 | BLOCK_INPUT; |
333b20bb | 8943 | |
5ad6a5fb GM |
8944 | /* If we already have an XImage, free that. */ |
8945 | x_destroy_x_image (ximg); | |
333b20bb | 8946 | |
5ad6a5fb GM |
8947 | /* Free pixmap and colors. */ |
8948 | x_clear_image (f, img); | |
333b20bb | 8949 | |
5ad6a5fb GM |
8950 | UNBLOCK_INPUT; |
8951 | UNGCPRO; | |
8952 | return 0; | |
333b20bb GM |
8953 | } |
8954 | ||
8955 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8956 | Read the JPEG image header. */ |
333b20bb | 8957 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8958 | |
8959 | if (NILP (specified_data)) | |
8960 | jpeg_stdio_src (&cinfo, fp); | |
8961 | else | |
8962 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
8963 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 8964 | |
333b20bb GM |
8965 | jpeg_read_header (&cinfo, TRUE); |
8966 | ||
8967 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8968 | Start decompression. */ |
333b20bb GM |
8969 | cinfo.quantize_colors = TRUE; |
8970 | jpeg_start_decompress (&cinfo); | |
8971 | width = img->width = cinfo.output_width; | |
8972 | height = img->height = cinfo.output_height; | |
8973 | ||
8974 | BLOCK_INPUT; | |
8975 | ||
8976 | /* Create X image and pixmap. */ | |
45158a91 | 8977 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8978 | { |
5ad6a5fb GM |
8979 | UNBLOCK_INPUT; |
8980 | longjmp (mgr.setjmp_buffer, 2); | |
333b20bb GM |
8981 | } |
8982 | ||
8983 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8984 | cinfo.actual_number_of_colors has been set with the number of |
8985 | colors generated, and cinfo.colormap is a two-dimensional array | |
8986 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8987 | No more than 255 colors will be generated. */ | |
333b20bb | 8988 | { |
5ad6a5fb GM |
8989 | int i, ir, ig, ib; |
8990 | ||
8991 | if (cinfo.out_color_components > 2) | |
8992 | ir = 0, ig = 1, ib = 2; | |
8993 | else if (cinfo.out_color_components > 1) | |
8994 | ir = 0, ig = 1, ib = 0; | |
8995 | else | |
8996 | ir = 0, ig = 0, ib = 0; | |
8997 | ||
8998 | /* Use the color table mechanism because it handles colors that | |
8999 | cannot be allocated nicely. Such colors will be replaced with | |
9000 | a default color, and we don't have to care about which colors | |
9001 | can be freed safely, and which can't. */ | |
9002 | init_color_table (); | |
9003 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9004 | * sizeof *colors); | |
333b20bb | 9005 | |
5ad6a5fb GM |
9006 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9007 | { | |
9008 | /* Multiply RGB values with 255 because X expects RGB values | |
9009 | in the range 0..0xffff. */ | |
9010 | int r = cinfo.colormap[ir][i] << 8; | |
9011 | int g = cinfo.colormap[ig][i] << 8; | |
9012 | int b = cinfo.colormap[ib][i] << 8; | |
9013 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9014 | } | |
333b20bb | 9015 | |
5ad6a5fb GM |
9016 | /* Remember those colors actually allocated. */ |
9017 | img->colors = colors_in_color_table (&img->ncolors); | |
9018 | free_color_table (); | |
333b20bb GM |
9019 | } |
9020 | ||
9021 | /* Read pixels. */ | |
9022 | row_stride = width * cinfo.output_components; | |
9023 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9024 | row_stride, 1); |
333b20bb GM |
9025 | for (y = 0; y < height; ++y) |
9026 | { | |
5ad6a5fb GM |
9027 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9028 | for (x = 0; x < cinfo.output_width; ++x) | |
9029 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9030 | } |
9031 | ||
9032 | /* Clean up. */ | |
9033 | jpeg_finish_decompress (&cinfo); | |
9034 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb GM |
9035 | if (fp) |
9036 | fclose (fp); | |
333b20bb GM |
9037 | |
9038 | /* Put the image into the pixmap. */ | |
9039 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9040 | x_destroy_x_image (ximg); | |
9041 | UNBLOCK_INPUT; | |
9042 | UNGCPRO; | |
9043 | return 1; | |
9044 | } | |
9045 | ||
9046 | #endif /* HAVE_JPEG */ | |
9047 | ||
9048 | ||
9049 | \f | |
9050 | /*********************************************************************** | |
9051 | TIFF | |
9052 | ***********************************************************************/ | |
9053 | ||
9054 | #if HAVE_TIFF | |
9055 | ||
cf4790ad | 9056 | #include <tiffio.h> |
333b20bb GM |
9057 | |
9058 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9059 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9060 | ||
9061 | /* The symbol `tiff' identifying images of this type. */ | |
9062 | ||
9063 | Lisp_Object Qtiff; | |
9064 | ||
9065 | /* Indices of image specification fields in tiff_format, below. */ | |
9066 | ||
9067 | enum tiff_keyword_index | |
9068 | { | |
9069 | TIFF_TYPE, | |
63448a4d | 9070 | TIFF_DATA, |
333b20bb GM |
9071 | TIFF_FILE, |
9072 | TIFF_ASCENT, | |
9073 | TIFF_MARGIN, | |
9074 | TIFF_RELIEF, | |
9075 | TIFF_ALGORITHM, | |
9076 | TIFF_HEURISTIC_MASK, | |
9077 | TIFF_LAST | |
9078 | }; | |
9079 | ||
9080 | /* Vector of image_keyword structures describing the format | |
9081 | of valid user-defined image specifications. */ | |
9082 | ||
9083 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9084 | { | |
9085 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9086 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9087 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
9088 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
9089 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9090 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9091 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9092 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9093 | }; | |
9094 | ||
9095 | /* Structure describing the image type `tiff'. */ | |
9096 | ||
9097 | static struct image_type tiff_type = | |
9098 | { | |
9099 | &Qtiff, | |
9100 | tiff_image_p, | |
9101 | tiff_load, | |
9102 | x_clear_image, | |
9103 | NULL | |
9104 | }; | |
9105 | ||
9106 | ||
9107 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9108 | ||
9109 | static int | |
9110 | tiff_image_p (object) | |
9111 | Lisp_Object object; | |
9112 | { | |
9113 | struct image_keyword fmt[TIFF_LAST]; | |
9114 | bcopy (tiff_format, fmt, sizeof fmt); | |
9115 | ||
bfd2209f | 9116 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) |
333b20bb GM |
9117 | || (fmt[TIFF_ASCENT].count |
9118 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
9119 | return 0; | |
5ad6a5fb | 9120 | |
63cec32f GM |
9121 | /* Must specify either the :data or :file keyword. */ |
9122 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9123 | } |
9124 | ||
5ad6a5fb GM |
9125 | |
9126 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9127 | memory source, but we have to provide a lot of extra functions. | |
9128 | Blah. | |
63448a4d WP |
9129 | |
9130 | We really only need to implement read and seek, but I am not | |
9131 | convinced that the TIFF library is smart enough not to destroy | |
9132 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9133 | override. */ |
9134 | ||
9135 | typedef struct | |
9136 | { | |
63448a4d WP |
9137 | unsigned char *bytes; |
9138 | size_t len; | |
9139 | int index; | |
5ad6a5fb GM |
9140 | } |
9141 | tiff_memory_source; | |
63448a4d | 9142 | |
5ad6a5fb GM |
9143 | static size_t |
9144 | tiff_read_from_memory (data, buf, size) | |
9145 | thandle_t data; | |
9146 | tdata_t buf; | |
9147 | tsize_t size; | |
63448a4d | 9148 | { |
5ad6a5fb | 9149 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9150 | |
9151 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9152 | return (size_t) -1; |
9153 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9154 | src->index += size; |
9155 | return size; | |
9156 | } | |
9157 | ||
5ad6a5fb GM |
9158 | static size_t |
9159 | tiff_write_from_memory (data, buf, size) | |
9160 | thandle_t data; | |
9161 | tdata_t buf; | |
9162 | tsize_t size; | |
63448a4d WP |
9163 | { |
9164 | return (size_t) -1; | |
9165 | } | |
9166 | ||
5ad6a5fb GM |
9167 | static toff_t |
9168 | tiff_seek_in_memory (data, off, whence) | |
9169 | thandle_t data; | |
9170 | toff_t off; | |
9171 | int whence; | |
63448a4d | 9172 | { |
5ad6a5fb | 9173 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9174 | int idx; |
9175 | ||
9176 | switch (whence) | |
5ad6a5fb GM |
9177 | { |
9178 | case SEEK_SET: /* Go from beginning of source. */ | |
9179 | idx = off; | |
9180 | break; | |
9181 | ||
9182 | case SEEK_END: /* Go from end of source. */ | |
9183 | idx = src->len + off; | |
9184 | break; | |
9185 | ||
9186 | case SEEK_CUR: /* Go from current position. */ | |
9187 | idx = src->index + off; | |
9188 | break; | |
9189 | ||
9190 | default: /* Invalid `whence'. */ | |
9191 | return -1; | |
9192 | } | |
9193 | ||
9194 | if (idx > src->len || idx < 0) | |
9195 | return -1; | |
9196 | ||
63448a4d WP |
9197 | src->index = idx; |
9198 | return src->index; | |
9199 | } | |
9200 | ||
5ad6a5fb GM |
9201 | static int |
9202 | tiff_close_memory (data) | |
9203 | thandle_t data; | |
63448a4d WP |
9204 | { |
9205 | /* NOOP */ | |
5ad6a5fb | 9206 | return 0; |
63448a4d WP |
9207 | } |
9208 | ||
5ad6a5fb GM |
9209 | static int |
9210 | tiff_mmap_memory (data, pbase, psize) | |
9211 | thandle_t data; | |
9212 | tdata_t *pbase; | |
9213 | toff_t *psize; | |
63448a4d WP |
9214 | { |
9215 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9216 | return 0; |
63448a4d WP |
9217 | } |
9218 | ||
5ad6a5fb GM |
9219 | static void |
9220 | tiff_unmap_memory (data, base, size) | |
9221 | thandle_t data; | |
9222 | tdata_t base; | |
9223 | toff_t size; | |
63448a4d WP |
9224 | { |
9225 | /* We don't need to do this. */ | |
63448a4d WP |
9226 | } |
9227 | ||
5ad6a5fb GM |
9228 | static toff_t |
9229 | tiff_size_of_memory (data) | |
9230 | thandle_t data; | |
63448a4d | 9231 | { |
5ad6a5fb | 9232 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9233 | } |
333b20bb GM |
9234 | |
9235 | /* Load TIFF image IMG for use on frame F. Value is non-zero if | |
9236 | successful. */ | |
9237 | ||
9238 | static int | |
9239 | tiff_load (f, img) | |
9240 | struct frame *f; | |
9241 | struct image *img; | |
9242 | { | |
9243 | Lisp_Object file, specified_file; | |
63448a4d | 9244 | Lisp_Object specified_data; |
333b20bb GM |
9245 | TIFF *tiff; |
9246 | int width, height, x, y; | |
9247 | uint32 *buf; | |
9248 | int rc; | |
9249 | XImage *ximg; | |
9250 | struct gcpro gcpro1; | |
63448a4d | 9251 | tiff_memory_source memsrc; |
333b20bb GM |
9252 | |
9253 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9254 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9255 | file = Qnil; |
9256 | GCPRO1 (file); | |
63448a4d WP |
9257 | |
9258 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9259 | { |
9260 | /* Read from a file */ | |
9261 | file = x_find_image_file (specified_file); | |
9262 | if (!STRINGP (file)) | |
63448a4d | 9263 | { |
45158a91 | 9264 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9265 | UNGCPRO; |
9266 | return 0; | |
9267 | } | |
63448a4d | 9268 | |
5ad6a5fb GM |
9269 | /* Try to open the image file. */ |
9270 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9271 | if (tiff == NULL) | |
9272 | { | |
9273 | image_error ("Cannot open `%s'", file, Qnil); | |
9274 | UNGCPRO; | |
9275 | return 0; | |
63448a4d | 9276 | } |
5ad6a5fb | 9277 | } |
63448a4d | 9278 | else |
5ad6a5fb GM |
9279 | { |
9280 | /* Memory source! */ | |
9281 | memsrc.bytes = XSTRING (specified_data)->data; | |
9282 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9283 | memsrc.index = 0; | |
9284 | ||
9285 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9286 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9287 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9288 | tiff_seek_in_memory, | |
9289 | tiff_close_memory, | |
9290 | tiff_size_of_memory, | |
9291 | tiff_mmap_memory, | |
9292 | tiff_unmap_memory); | |
9293 | ||
9294 | if (!tiff) | |
63448a4d | 9295 | { |
45158a91 | 9296 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9297 | UNGCPRO; |
9298 | return 0; | |
63448a4d | 9299 | } |
5ad6a5fb | 9300 | } |
333b20bb GM |
9301 | |
9302 | /* Get width and height of the image, and allocate a raster buffer | |
9303 | of width x height 32-bit values. */ | |
9304 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9305 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9306 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9307 | ||
9308 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9309 | TIFFClose (tiff); | |
9310 | if (!rc) | |
9311 | { | |
45158a91 | 9312 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9313 | xfree (buf); |
9314 | UNGCPRO; | |
9315 | return 0; | |
9316 | } | |
9317 | ||
9318 | BLOCK_INPUT; | |
9319 | ||
9320 | /* Create the X image and pixmap. */ | |
45158a91 | 9321 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
9322 | { |
9323 | UNBLOCK_INPUT; | |
9324 | xfree (buf); | |
9325 | UNGCPRO; | |
9326 | return 0; | |
9327 | } | |
9328 | ||
9329 | /* Initialize the color table. */ | |
9330 | init_color_table (); | |
9331 | ||
9332 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9333 | for (y = 0; y < height; ++y) | |
9334 | { | |
9335 | uint32 *row = buf + y * width; | |
9336 | ||
9337 | for (x = 0; x < width; ++x) | |
9338 | { | |
9339 | uint32 abgr = row[x]; | |
9340 | int r = TIFFGetR (abgr) << 8; | |
9341 | int g = TIFFGetG (abgr) << 8; | |
9342 | int b = TIFFGetB (abgr) << 8; | |
9343 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9344 | } | |
9345 | } | |
9346 | ||
9347 | /* Remember the colors allocated for the image. Free the color table. */ | |
9348 | img->colors = colors_in_color_table (&img->ncolors); | |
9349 | free_color_table (); | |
9350 | ||
9351 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9352 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9353 | x_destroy_x_image (ximg); | |
9354 | xfree (buf); | |
9355 | UNBLOCK_INPUT; | |
9356 | ||
9357 | img->width = width; | |
9358 | img->height = height; | |
9359 | ||
9360 | UNGCPRO; | |
9361 | return 1; | |
9362 | } | |
9363 | ||
9364 | #endif /* HAVE_TIFF != 0 */ | |
9365 | ||
9366 | ||
9367 | \f | |
9368 | /*********************************************************************** | |
9369 | GIF | |
9370 | ***********************************************************************/ | |
9371 | ||
9372 | #if HAVE_GIF | |
9373 | ||
9374 | #include <gif_lib.h> | |
9375 | ||
9376 | static int gif_image_p P_ ((Lisp_Object object)); | |
9377 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9378 | ||
9379 | /* The symbol `gif' identifying images of this type. */ | |
9380 | ||
9381 | Lisp_Object Qgif; | |
9382 | ||
9383 | /* Indices of image specification fields in gif_format, below. */ | |
9384 | ||
9385 | enum gif_keyword_index | |
9386 | { | |
9387 | GIF_TYPE, | |
63448a4d | 9388 | GIF_DATA, |
333b20bb GM |
9389 | GIF_FILE, |
9390 | GIF_ASCENT, | |
9391 | GIF_MARGIN, | |
9392 | GIF_RELIEF, | |
9393 | GIF_ALGORITHM, | |
9394 | GIF_HEURISTIC_MASK, | |
9395 | GIF_IMAGE, | |
9396 | GIF_LAST | |
9397 | }; | |
9398 | ||
9399 | /* Vector of image_keyword structures describing the format | |
9400 | of valid user-defined image specifications. */ | |
9401 | ||
9402 | static struct image_keyword gif_format[GIF_LAST] = | |
9403 | { | |
9404 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9405 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9406 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
9407 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
9408 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9409 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9410 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9411 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9412 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} | |
9413 | }; | |
9414 | ||
9415 | /* Structure describing the image type `gif'. */ | |
9416 | ||
9417 | static struct image_type gif_type = | |
9418 | { | |
9419 | &Qgif, | |
9420 | gif_image_p, | |
9421 | gif_load, | |
9422 | x_clear_image, | |
9423 | NULL | |
9424 | }; | |
9425 | ||
333b20bb GM |
9426 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9427 | ||
9428 | static int | |
9429 | gif_image_p (object) | |
9430 | Lisp_Object object; | |
9431 | { | |
9432 | struct image_keyword fmt[GIF_LAST]; | |
9433 | bcopy (gif_format, fmt, sizeof fmt); | |
9434 | ||
bfd2209f | 9435 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) |
333b20bb GM |
9436 | || (fmt[GIF_ASCENT].count |
9437 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
9438 | return 0; | |
5ad6a5fb | 9439 | |
63cec32f GM |
9440 | /* Must specify either the :data or :file keyword. */ |
9441 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9442 | } |
9443 | ||
63448a4d WP |
9444 | /* Reading a GIF image from memory |
9445 | Based on the PNG memory stuff to a certain extent. */ | |
9446 | ||
5ad6a5fb GM |
9447 | typedef struct |
9448 | { | |
63448a4d WP |
9449 | unsigned char *bytes; |
9450 | size_t len; | |
9451 | int index; | |
5ad6a5fb GM |
9452 | } |
9453 | gif_memory_source; | |
63448a4d | 9454 | |
f036834a GM |
9455 | /* Make the current memory source available to gif_read_from_memory. |
9456 | It's done this way because not all versions of libungif support | |
9457 | a UserData field in the GifFileType structure. */ | |
9458 | static gif_memory_source *current_gif_memory_src; | |
9459 | ||
5ad6a5fb GM |
9460 | static int |
9461 | gif_read_from_memory (file, buf, len) | |
9462 | GifFileType *file; | |
9463 | GifByteType *buf; | |
9464 | int len; | |
63448a4d | 9465 | { |
f036834a | 9466 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9467 | |
5ad6a5fb GM |
9468 | if (len > src->len - src->index) |
9469 | return -1; | |
63448a4d | 9470 | |
5ad6a5fb | 9471 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9472 | src->index += len; |
9473 | return len; | |
9474 | } | |
333b20bb | 9475 | |
5ad6a5fb | 9476 | |
333b20bb GM |
9477 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9478 | successful. */ | |
9479 | ||
9480 | static int | |
9481 | gif_load (f, img) | |
9482 | struct frame *f; | |
9483 | struct image *img; | |
9484 | { | |
9485 | Lisp_Object file, specified_file; | |
63448a4d | 9486 | Lisp_Object specified_data; |
333b20bb GM |
9487 | int rc, width, height, x, y, i; |
9488 | XImage *ximg; | |
9489 | ColorMapObject *gif_color_map; | |
9490 | unsigned long pixel_colors[256]; | |
9491 | GifFileType *gif; | |
9492 | struct gcpro gcpro1; | |
9493 | Lisp_Object image; | |
9494 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9495 | gif_memory_source memsrc; |
9b784e96 | 9496 | unsigned char *raster; |
333b20bb GM |
9497 | |
9498 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9499 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9500 | file = Qnil; |
9501 | GCPRO1 (file); | |
63448a4d WP |
9502 | |
9503 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9504 | { |
9505 | file = x_find_image_file (specified_file); | |
9506 | if (!STRINGP (file)) | |
63448a4d | 9507 | { |
45158a91 | 9508 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9509 | UNGCPRO; |
9510 | return 0; | |
9511 | } | |
333b20bb | 9512 | |
5ad6a5fb GM |
9513 | /* Open the GIF file. */ |
9514 | gif = DGifOpenFileName (XSTRING (file)->data); | |
9515 | if (gif == NULL) | |
9516 | { | |
9517 | image_error ("Cannot open `%s'", file, Qnil); | |
9518 | UNGCPRO; | |
9519 | return 0; | |
63448a4d | 9520 | } |
5ad6a5fb | 9521 | } |
63448a4d | 9522 | else |
5ad6a5fb GM |
9523 | { |
9524 | /* Read from memory! */ | |
f036834a | 9525 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
9526 | memsrc.bytes = XSTRING (specified_data)->data; |
9527 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9528 | memsrc.index = 0; | |
63448a4d | 9529 | |
5ad6a5fb GM |
9530 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
9531 | if (!gif) | |
9532 | { | |
45158a91 | 9533 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9534 | UNGCPRO; |
9535 | return 0; | |
63448a4d | 9536 | } |
5ad6a5fb | 9537 | } |
333b20bb GM |
9538 | |
9539 | /* Read entire contents. */ | |
9540 | rc = DGifSlurp (gif); | |
9541 | if (rc == GIF_ERROR) | |
9542 | { | |
45158a91 | 9543 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9544 | DGifCloseFile (gif); |
9545 | UNGCPRO; | |
9546 | return 0; | |
9547 | } | |
9548 | ||
3ccff1e3 | 9549 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9550 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9551 | if (ino >= gif->ImageCount) | |
9552 | { | |
45158a91 GM |
9553 | image_error ("Invalid image number `%s' in image `%s'", |
9554 | image, img->spec); | |
333b20bb GM |
9555 | DGifCloseFile (gif); |
9556 | UNGCPRO; | |
9557 | return 0; | |
9558 | } | |
9559 | ||
9560 | width = img->width = gif->SWidth; | |
9561 | height = img->height = gif->SHeight; | |
9562 | ||
9563 | BLOCK_INPUT; | |
9564 | ||
9565 | /* Create the X image and pixmap. */ | |
45158a91 | 9566 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
9567 | { |
9568 | UNBLOCK_INPUT; | |
9569 | DGifCloseFile (gif); | |
9570 | UNGCPRO; | |
9571 | return 0; | |
9572 | } | |
9573 | ||
9574 | /* Allocate colors. */ | |
9575 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9576 | if (!gif_color_map) | |
9577 | gif_color_map = gif->SColorMap; | |
9578 | init_color_table (); | |
9579 | bzero (pixel_colors, sizeof pixel_colors); | |
9580 | ||
9581 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9582 | { | |
9583 | int r = gif_color_map->Colors[i].Red << 8; | |
9584 | int g = gif_color_map->Colors[i].Green << 8; | |
9585 | int b = gif_color_map->Colors[i].Blue << 8; | |
9586 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9587 | } | |
9588 | ||
9589 | img->colors = colors_in_color_table (&img->ncolors); | |
9590 | free_color_table (); | |
9591 | ||
9592 | /* Clear the part of the screen image that are not covered by | |
9593 | the image from the GIF file. Full animated GIF support | |
9594 | requires more than can be done here (see the gif89 spec, | |
9595 | disposal methods). Let's simply assume that the part | |
9596 | not covered by a sub-image is in the frame's background color. */ | |
9597 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9598 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9599 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9600 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9601 | ||
9602 | for (y = 0; y < image_top; ++y) | |
9603 | for (x = 0; x < width; ++x) | |
9604 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9605 | ||
9606 | for (y = image_top + image_height; y < height; ++y) | |
9607 | for (x = 0; x < width; ++x) | |
9608 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9609 | ||
9610 | for (y = image_top; y < image_top + image_height; ++y) | |
9611 | { | |
9612 | for (x = 0; x < image_left; ++x) | |
9613 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9614 | for (x = image_left + image_width; x < width; ++x) | |
9615 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9616 | } | |
9617 | ||
9b784e96 GM |
9618 | /* Read the GIF image into the X image. We use a local variable |
9619 | `raster' here because RasterBits below is a char *, and invites | |
9620 | problems with bytes >= 0x80. */ | |
9621 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9622 | ||
333b20bb GM |
9623 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9624 | { | |
9625 | static int interlace_start[] = {0, 4, 2, 1}; | |
9626 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9627 | int pass, inc; | |
06482119 GM |
9628 | int row = interlace_start[0]; |
9629 | ||
9630 | pass = 0; | |
333b20bb | 9631 | |
06482119 | 9632 | for (y = 0; y < image_height; y++) |
333b20bb | 9633 | { |
06482119 GM |
9634 | if (row >= image_height) |
9635 | { | |
9636 | row = interlace_start[++pass]; | |
9637 | while (row >= image_height) | |
9638 | row = interlace_start[++pass]; | |
9639 | } | |
9640 | ||
9641 | for (x = 0; x < image_width; x++) | |
9642 | { | |
9b784e96 | 9643 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9644 | XPutPixel (ximg, x + image_left, row + image_top, |
9645 | pixel_colors[i]); | |
9646 | } | |
9647 | ||
9648 | row += interlace_increment[pass]; | |
333b20bb GM |
9649 | } |
9650 | } | |
9651 | else | |
9652 | { | |
9653 | for (y = 0; y < image_height; ++y) | |
9654 | for (x = 0; x < image_width; ++x) | |
9655 | { | |
9b784e96 | 9656 | int i = raster[y * image_width + x]; |
333b20bb GM |
9657 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9658 | } | |
9659 | } | |
9660 | ||
9661 | DGifCloseFile (gif); | |
9662 | ||
9663 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9664 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9665 | x_destroy_x_image (ximg); | |
9666 | UNBLOCK_INPUT; | |
9667 | ||
9668 | UNGCPRO; | |
9669 | return 1; | |
9670 | } | |
9671 | ||
9672 | #endif /* HAVE_GIF != 0 */ | |
9673 | ||
9674 | ||
9675 | \f | |
9676 | /*********************************************************************** | |
9677 | Ghostscript | |
9678 | ***********************************************************************/ | |
9679 | ||
9680 | static int gs_image_p P_ ((Lisp_Object object)); | |
9681 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9682 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9683 | ||
fcf431dc | 9684 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9685 | |
fcf431dc | 9686 | Lisp_Object Qpostscript; |
333b20bb GM |
9687 | |
9688 | /* Keyword symbols. */ | |
9689 | ||
9690 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9691 | ||
9692 | /* Indices of image specification fields in gs_format, below. */ | |
9693 | ||
9694 | enum gs_keyword_index | |
9695 | { | |
9696 | GS_TYPE, | |
9697 | GS_PT_WIDTH, | |
9698 | GS_PT_HEIGHT, | |
9699 | GS_FILE, | |
9700 | GS_LOADER, | |
9701 | GS_BOUNDING_BOX, | |
9702 | GS_ASCENT, | |
9703 | GS_MARGIN, | |
9704 | GS_RELIEF, | |
9705 | GS_ALGORITHM, | |
9706 | GS_HEURISTIC_MASK, | |
9707 | GS_LAST | |
9708 | }; | |
9709 | ||
9710 | /* Vector of image_keyword structures describing the format | |
9711 | of valid user-defined image specifications. */ | |
9712 | ||
9713 | static struct image_keyword gs_format[GS_LAST] = | |
9714 | { | |
9715 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9716 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9717 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9718 | {":file", IMAGE_STRING_VALUE, 1}, | |
9719 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9720 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
9721 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
9722 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9723 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9724 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9725 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9726 | }; | |
9727 | ||
9728 | /* Structure describing the image type `ghostscript'. */ | |
9729 | ||
9730 | static struct image_type gs_type = | |
9731 | { | |
fcf431dc | 9732 | &Qpostscript, |
333b20bb GM |
9733 | gs_image_p, |
9734 | gs_load, | |
9735 | gs_clear_image, | |
9736 | NULL | |
9737 | }; | |
9738 | ||
9739 | ||
9740 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9741 | ||
9742 | static void | |
9743 | gs_clear_image (f, img) | |
9744 | struct frame *f; | |
9745 | struct image *img; | |
9746 | { | |
9747 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9748 | xfree (img->data.ptr_val); | |
9749 | x_clear_image (f, img); | |
9750 | } | |
9751 | ||
9752 | ||
9753 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9754 | specification. */ | |
9755 | ||
9756 | static int | |
9757 | gs_image_p (object) | |
9758 | Lisp_Object object; | |
9759 | { | |
9760 | struct image_keyword fmt[GS_LAST]; | |
9761 | Lisp_Object tem; | |
9762 | int i; | |
9763 | ||
9764 | bcopy (gs_format, fmt, sizeof fmt); | |
9765 | ||
bfd2209f | 9766 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) |
333b20bb GM |
9767 | || (fmt[GS_ASCENT].count |
9768 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
9769 | return 0; | |
9770 | ||
9771 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9772 | tem = fmt[GS_BOUNDING_BOX].value; | |
9773 | if (CONSP (tem)) | |
9774 | { | |
9775 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9776 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9777 | return 0; | |
9778 | if (!NILP (tem)) | |
9779 | return 0; | |
9780 | } | |
9781 | else if (VECTORP (tem)) | |
9782 | { | |
9783 | if (XVECTOR (tem)->size != 4) | |
9784 | return 0; | |
9785 | for (i = 0; i < 4; ++i) | |
9786 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9787 | return 0; | |
9788 | } | |
9789 | else | |
9790 | return 0; | |
9791 | ||
9792 | return 1; | |
9793 | } | |
9794 | ||
9795 | ||
9796 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9797 | if successful. */ | |
9798 | ||
9799 | static int | |
9800 | gs_load (f, img) | |
9801 | struct frame *f; | |
9802 | struct image *img; | |
9803 | { | |
9804 | char buffer[100]; | |
9805 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9806 | struct gcpro gcpro1, gcpro2; | |
9807 | Lisp_Object frame; | |
9808 | double in_width, in_height; | |
9809 | Lisp_Object pixel_colors = Qnil; | |
9810 | ||
9811 | /* Compute pixel size of pixmap needed from the given size in the | |
9812 | image specification. Sizes in the specification are in pt. 1 pt | |
9813 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9814 | info. */ | |
9815 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9816 | in_width = XFASTINT (pt_width) / 72.0; | |
9817 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9818 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9819 | in_height = XFASTINT (pt_height) / 72.0; | |
9820 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9821 | ||
9822 | /* Create the pixmap. */ | |
9823 | BLOCK_INPUT; | |
9824 | xassert (img->pixmap == 0); | |
9825 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9826 | img->width, img->height, | |
9827 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
9828 | UNBLOCK_INPUT; | |
9829 | ||
9830 | if (!img->pixmap) | |
9831 | { | |
45158a91 | 9832 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9833 | return 0; |
9834 | } | |
9835 | ||
9836 | /* Call the loader to fill the pixmap. It returns a process object | |
9837 | if successful. We do not record_unwind_protect here because | |
9838 | other places in redisplay like calling window scroll functions | |
9839 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9840 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9841 | ||
9842 | sprintf (buffer, "%lu %lu", | |
9843 | (unsigned long) FRAME_X_WINDOW (f), | |
9844 | (unsigned long) img->pixmap); | |
9845 | window_and_pixmap_id = build_string (buffer); | |
9846 | ||
9847 | sprintf (buffer, "%lu %lu", | |
9848 | FRAME_FOREGROUND_PIXEL (f), | |
9849 | FRAME_BACKGROUND_PIXEL (f)); | |
9850 | pixel_colors = build_string (buffer); | |
9851 | ||
9852 | XSETFRAME (frame, f); | |
9853 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9854 | if (NILP (loader)) | |
9855 | loader = intern ("gs-load-image"); | |
9856 | ||
9857 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9858 | make_number (img->width), | |
9859 | make_number (img->height), | |
9860 | window_and_pixmap_id, | |
9861 | pixel_colors); | |
9862 | UNGCPRO; | |
9863 | return PROCESSP (img->data.lisp_val); | |
9864 | } | |
9865 | ||
9866 | ||
9867 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9868 | frame F. Called from XTread_socket when receiving an event | |
9869 | telling Emacs that Ghostscript has finished drawing. */ | |
9870 | ||
9871 | void | |
9872 | x_kill_gs_process (pixmap, f) | |
9873 | Pixmap pixmap; | |
9874 | struct frame *f; | |
9875 | { | |
9876 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9877 | int class, i; | |
9878 | struct image *img; | |
9879 | ||
9880 | /* Find the image containing PIXMAP. */ | |
9881 | for (i = 0; i < c->used; ++i) | |
9882 | if (c->images[i]->pixmap == pixmap) | |
9883 | break; | |
9884 | ||
9885 | /* Kill the GS process. We should have found PIXMAP in the image | |
9886 | cache and its image should contain a process object. */ | |
9887 | xassert (i < c->used); | |
9888 | img = c->images[i]; | |
9889 | xassert (PROCESSP (img->data.lisp_val)); | |
9890 | Fkill_process (img->data.lisp_val, Qnil); | |
9891 | img->data.lisp_val = Qnil; | |
9892 | ||
9893 | /* On displays with a mutable colormap, figure out the colors | |
9894 | allocated for the image by looking at the pixels of an XImage for | |
9895 | img->pixmap. */ | |
9896 | class = FRAME_X_DISPLAY_INFO (f)->visual->class; | |
9897 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
9898 | { | |
9899 | XImage *ximg; | |
9900 | ||
9901 | BLOCK_INPUT; | |
9902 | ||
9903 | /* Try to get an XImage for img->pixmep. */ | |
9904 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9905 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9906 | if (ximg) | |
9907 | { | |
9908 | int x, y; | |
9909 | ||
9910 | /* Initialize the color table. */ | |
9911 | init_color_table (); | |
9912 | ||
9913 | /* For each pixel of the image, look its color up in the | |
9914 | color table. After having done so, the color table will | |
9915 | contain an entry for each color used by the image. */ | |
9916 | for (y = 0; y < img->height; ++y) | |
9917 | for (x = 0; x < img->width; ++x) | |
9918 | { | |
9919 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9920 | lookup_pixel_color (f, pixel); | |
9921 | } | |
9922 | ||
9923 | /* Record colors in the image. Free color table and XImage. */ | |
9924 | img->colors = colors_in_color_table (&img->ncolors); | |
9925 | free_color_table (); | |
9926 | XDestroyImage (ximg); | |
9927 | ||
9928 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9929 | here, we get a BadAccess later in x_clear_image when | |
9930 | freeing the colors. */ | |
9931 | /* We have allocated colors once, but Ghostscript has also | |
9932 | allocated colors on behalf of us. So, to get the | |
9933 | reference counts right, free them once. */ | |
9934 | if (img->ncolors) | |
9935 | { | |
9936 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
9937 | XFreeColors (FRAME_X_DISPLAY (f), cmap, | |
9938 | img->colors, img->ncolors, 0); | |
9939 | } | |
9940 | #endif | |
9941 | } | |
9942 | else | |
9943 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9944 | img->spec, Qnil); |
333b20bb GM |
9945 | |
9946 | UNBLOCK_INPUT; | |
9947 | } | |
9948 | } | |
9949 | ||
9950 | ||
9951 | \f | |
9952 | /*********************************************************************** | |
9953 | Window properties | |
9954 | ***********************************************************************/ | |
9955 | ||
9956 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9957 | Sx_change_window_property, 2, 3, 0, | |
9958 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
9959 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
9960 | selected frame. Value is VALUE.") | |
9961 | (prop, value, frame) | |
9962 | Lisp_Object frame, prop, value; | |
9963 | { | |
9964 | struct frame *f = check_x_frame (frame); | |
9965 | Atom prop_atom; | |
9966 | ||
9967 | CHECK_STRING (prop, 1); | |
9968 | CHECK_STRING (value, 2); | |
9969 | ||
9970 | BLOCK_INPUT; | |
9971 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9972 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9973 | prop_atom, XA_STRING, 8, PropModeReplace, | |
9974 | XSTRING (value)->data, XSTRING (value)->size); | |
9975 | ||
9976 | /* Make sure the property is set when we return. */ | |
9977 | XFlush (FRAME_X_DISPLAY (f)); | |
9978 | UNBLOCK_INPUT; | |
9979 | ||
9980 | return value; | |
9981 | } | |
9982 | ||
9983 | ||
9984 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9985 | Sx_delete_window_property, 1, 2, 0, | |
9986 | "Remove window property PROP from X window of FRAME.\n\ | |
9987 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
9988 | (prop, frame) | |
9989 | Lisp_Object prop, frame; | |
9990 | { | |
9991 | struct frame *f = check_x_frame (frame); | |
9992 | Atom prop_atom; | |
9993 | ||
9994 | CHECK_STRING (prop, 1); | |
9995 | BLOCK_INPUT; | |
9996 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9997 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
9998 | ||
9999 | /* Make sure the property is removed when we return. */ | |
10000 | XFlush (FRAME_X_DISPLAY (f)); | |
10001 | UNBLOCK_INPUT; | |
10002 | ||
10003 | return prop; | |
10004 | } | |
10005 | ||
10006 | ||
10007 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10008 | 1, 2, 0, | |
10009 | "Value is the value of window property PROP on FRAME.\n\ | |
10010 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
10011 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
10012 | value.") | |
10013 | (prop, frame) | |
10014 | Lisp_Object prop, frame; | |
10015 | { | |
10016 | struct frame *f = check_x_frame (frame); | |
10017 | Atom prop_atom; | |
10018 | int rc; | |
10019 | Lisp_Object prop_value = Qnil; | |
10020 | char *tmp_data = NULL; | |
10021 | Atom actual_type; | |
10022 | int actual_format; | |
10023 | unsigned long actual_size, bytes_remaining; | |
10024 | ||
10025 | CHECK_STRING (prop, 1); | |
10026 | BLOCK_INPUT; | |
10027 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10028 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10029 | prop_atom, 0, 0, False, XA_STRING, | |
10030 | &actual_type, &actual_format, &actual_size, | |
10031 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10032 | if (rc == Success) | |
10033 | { | |
10034 | int size = bytes_remaining; | |
10035 | ||
10036 | XFree (tmp_data); | |
10037 | tmp_data = NULL; | |
10038 | ||
10039 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10040 | prop_atom, 0, bytes_remaining, | |
10041 | False, XA_STRING, | |
10042 | &actual_type, &actual_format, | |
10043 | &actual_size, &bytes_remaining, | |
10044 | (unsigned char **) &tmp_data); | |
10045 | if (rc == Success) | |
10046 | prop_value = make_string (tmp_data, size); | |
10047 | ||
10048 | XFree (tmp_data); | |
10049 | } | |
10050 | ||
10051 | UNBLOCK_INPUT; | |
10052 | return prop_value; | |
10053 | } | |
10054 | ||
10055 | ||
10056 | \f | |
10057 | /*********************************************************************** | |
10058 | Busy cursor | |
10059 | ***********************************************************************/ | |
10060 | ||
4ae9a85e GM |
10061 | /* If non-null, an asynchronous timer that, when it expires, displays |
10062 | a busy cursor on all frames. */ | |
333b20bb | 10063 | |
4ae9a85e | 10064 | static struct atimer *busy_cursor_atimer; |
333b20bb | 10065 | |
4ae9a85e | 10066 | /* Non-zero means a busy cursor is currently shown. */ |
333b20bb | 10067 | |
4ae9a85e | 10068 | static int busy_cursor_shown_p; |
333b20bb | 10069 | |
4ae9a85e | 10070 | /* Number of seconds to wait before displaying a busy cursor. */ |
333b20bb | 10071 | |
4ae9a85e | 10072 | static Lisp_Object Vbusy_cursor_delay; |
333b20bb | 10073 | |
4ae9a85e GM |
10074 | /* Default number of seconds to wait before displaying a busy |
10075 | cursor. */ | |
10076 | ||
10077 | #define DEFAULT_BUSY_CURSOR_DELAY 1 | |
10078 | ||
10079 | /* Function prototypes. */ | |
10080 | ||
10081 | static void show_busy_cursor P_ ((struct atimer *)); | |
10082 | static void hide_busy_cursor P_ ((void)); | |
10083 | ||
10084 | ||
10085 | /* Cancel a currently active busy-cursor timer, and start a new one. */ | |
10086 | ||
10087 | void | |
10088 | start_busy_cursor () | |
333b20bb | 10089 | { |
4ae9a85e | 10090 | EMACS_TIME delay; |
3caa99d3 | 10091 | int secs, usecs = 0; |
4ae9a85e GM |
10092 | |
10093 | cancel_busy_cursor (); | |
10094 | ||
10095 | if (INTEGERP (Vbusy_cursor_delay) | |
10096 | && XINT (Vbusy_cursor_delay) > 0) | |
10097 | secs = XFASTINT (Vbusy_cursor_delay); | |
3caa99d3 GM |
10098 | else if (FLOATP (Vbusy_cursor_delay) |
10099 | && XFLOAT_DATA (Vbusy_cursor_delay) > 0) | |
10100 | { | |
10101 | Lisp_Object tem; | |
10102 | tem = Ftruncate (Vbusy_cursor_delay, Qnil); | |
10103 | secs = XFASTINT (tem); | |
10104 | usecs = (XFLOAT_DATA (Vbusy_cursor_delay) - secs) * 1000000; | |
10105 | } | |
4ae9a85e GM |
10106 | else |
10107 | secs = DEFAULT_BUSY_CURSOR_DELAY; | |
10108 | ||
3caa99d3 | 10109 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
4ae9a85e GM |
10110 | busy_cursor_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10111 | show_busy_cursor, NULL); | |
10112 | } | |
10113 | ||
10114 | ||
10115 | /* Cancel the busy cursor timer if active, hide a busy cursor if | |
10116 | shown. */ | |
10117 | ||
10118 | void | |
10119 | cancel_busy_cursor () | |
10120 | { | |
10121 | if (busy_cursor_atimer) | |
99f01f62 GM |
10122 | { |
10123 | cancel_atimer (busy_cursor_atimer); | |
10124 | busy_cursor_atimer = NULL; | |
10125 | } | |
10126 | ||
4ae9a85e GM |
10127 | if (busy_cursor_shown_p) |
10128 | hide_busy_cursor (); | |
10129 | } | |
10130 | ||
10131 | ||
10132 | /* Timer function of busy_cursor_atimer. TIMER is equal to | |
10133 | busy_cursor_atimer. | |
10134 | ||
10135 | Display a busy cursor on all frames by mapping the frames' | |
10136 | busy_window. Set the busy_p flag in the frames' output_data.x | |
10137 | structure to indicate that a busy cursor is shown on the | |
10138 | frames. */ | |
10139 | ||
10140 | static void | |
10141 | show_busy_cursor (timer) | |
10142 | struct atimer *timer; | |
10143 | { | |
10144 | /* The timer implementation will cancel this timer automatically | |
10145 | after this function has run. Set busy_cursor_atimer to null | |
10146 | so that we know the timer doesn't have to be canceled. */ | |
10147 | busy_cursor_atimer = NULL; | |
10148 | ||
10149 | if (!busy_cursor_shown_p) | |
333b20bb GM |
10150 | { |
10151 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10152 | |
10153 | BLOCK_INPUT; | |
10154 | ||
333b20bb GM |
10155 | FOR_EACH_FRAME (rest, frame) |
10156 | if (FRAME_X_P (XFRAME (frame))) | |
10157 | { | |
10158 | struct frame *f = XFRAME (frame); | |
4ae9a85e | 10159 | |
333b20bb | 10160 | f->output_data.x->busy_p = 1; |
4ae9a85e | 10161 | |
333b20bb GM |
10162 | if (!f->output_data.x->busy_window) |
10163 | { | |
10164 | unsigned long mask = CWCursor; | |
10165 | XSetWindowAttributes attrs; | |
4ae9a85e | 10166 | |
333b20bb | 10167 | attrs.cursor = f->output_data.x->busy_cursor; |
4ae9a85e | 10168 | |
333b20bb GM |
10169 | f->output_data.x->busy_window |
10170 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10171 | FRAME_OUTER_WINDOW (f), | |
10172 | 0, 0, 32000, 32000, 0, 0, | |
dc6f74cf GM |
10173 | InputOnly, |
10174 | CopyFromParent, | |
333b20bb GM |
10175 | mask, &attrs); |
10176 | } | |
4ae9a85e | 10177 | |
333b20bb | 10178 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); |
4ae9a85e | 10179 | XFlush (FRAME_X_DISPLAY (f)); |
333b20bb | 10180 | } |
333b20bb | 10181 | |
4ae9a85e GM |
10182 | busy_cursor_shown_p = 1; |
10183 | UNBLOCK_INPUT; | |
10184 | } | |
333b20bb GM |
10185 | } |
10186 | ||
10187 | ||
4ae9a85e | 10188 | /* Hide the busy cursor on all frames, if it is currently shown. */ |
333b20bb | 10189 | |
4ae9a85e GM |
10190 | static void |
10191 | hide_busy_cursor () | |
10192 | { | |
10193 | if (busy_cursor_shown_p) | |
333b20bb | 10194 | { |
4ae9a85e GM |
10195 | Lisp_Object rest, frame; |
10196 | ||
10197 | BLOCK_INPUT; | |
10198 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10199 | { |
4ae9a85e GM |
10200 | struct frame *f = XFRAME (frame); |
10201 | ||
10202 | if (FRAME_X_P (f) | |
10203 | /* Watch out for newly created frames. */ | |
10204 | && f->output_data.x->busy_window) | |
10205 | { | |
10206 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
10207 | /* Sync here because XTread_socket looks at the busy_p flag | |
10208 | that is reset to zero below. */ | |
10209 | XSync (FRAME_X_DISPLAY (f), False); | |
10210 | f->output_data.x->busy_p = 0; | |
10211 | } | |
333b20bb | 10212 | } |
333b20bb | 10213 | |
4ae9a85e GM |
10214 | busy_cursor_shown_p = 0; |
10215 | UNBLOCK_INPUT; | |
10216 | } | |
333b20bb GM |
10217 | } |
10218 | ||
10219 | ||
10220 | \f | |
10221 | /*********************************************************************** | |
10222 | Tool tips | |
10223 | ***********************************************************************/ | |
10224 | ||
10225 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
10226 | Lisp_Object)); | |
10227 | ||
10228 | /* The frame of a currently visible tooltip, or null. */ | |
10229 | ||
10230 | struct frame *tip_frame; | |
10231 | ||
10232 | /* If non-nil, a timer started that hides the last tooltip when it | |
10233 | fires. */ | |
10234 | ||
10235 | Lisp_Object tip_timer; | |
10236 | Window tip_window; | |
10237 | ||
10238 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
10239 | PARMS is a list of frame parameters. Value is the frame. */ | |
10240 | ||
10241 | static Lisp_Object | |
10242 | x_create_tip_frame (dpyinfo, parms) | |
10243 | struct x_display_info *dpyinfo; | |
10244 | Lisp_Object parms; | |
10245 | { | |
10246 | struct frame *f; | |
10247 | Lisp_Object frame, tem; | |
10248 | Lisp_Object name; | |
333b20bb GM |
10249 | long window_prompting = 0; |
10250 | int width, height; | |
10251 | int count = specpdl_ptr - specpdl; | |
b6d7acec | 10252 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb GM |
10253 | struct kboard *kb; |
10254 | ||
10255 | check_x (); | |
10256 | ||
10257 | /* Use this general default value to start with until we know if | |
10258 | this frame has a specified name. */ | |
10259 | Vx_resource_name = Vinvocation_name; | |
10260 | ||
10261 | #ifdef MULTI_KBOARD | |
10262 | kb = dpyinfo->kboard; | |
10263 | #else | |
10264 | kb = &the_only_kboard; | |
10265 | #endif | |
10266 | ||
10267 | /* Get the name of the frame to use for resource lookup. */ | |
10268 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10269 | if (!STRINGP (name) | |
10270 | && !EQ (name, Qunbound) | |
10271 | && !NILP (name)) | |
10272 | error ("Invalid frame name--not a string or nil"); | |
10273 | Vx_resource_name = name; | |
10274 | ||
10275 | frame = Qnil; | |
10276 | GCPRO3 (parms, name, frame); | |
10277 | tip_frame = f = make_frame (1); | |
10278 | XSETFRAME (frame, f); | |
10279 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
10280 | ||
10281 | f->output_method = output_x_window; | |
10282 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10283 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10284 | f->output_data.x->icon_bitmap = -1; | |
10285 | f->output_data.x->fontset = -1; | |
10286 | f->icon_name = Qnil; | |
10287 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
10288 | #ifdef MULTI_KBOARD | |
10289 | FRAME_KBOARD (f) = kb; | |
10290 | #endif | |
10291 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10292 | f->output_data.x->explicit_parent = 0; | |
10293 | ||
10294 | /* Set the name; the functions to which we pass f expect the name to | |
10295 | be set. */ | |
10296 | if (EQ (name, Qunbound) || NILP (name)) | |
10297 | { | |
10298 | f->name = build_string (dpyinfo->x_id_name); | |
10299 | f->explicit_name = 0; | |
10300 | } | |
10301 | else | |
10302 | { | |
10303 | f->name = name; | |
10304 | f->explicit_name = 1; | |
10305 | /* use the frame's title when getting resources for this frame. */ | |
10306 | specbind (Qx_resource_name, name); | |
10307 | } | |
10308 | ||
10309 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ | |
8e713be6 KR |
10310 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
10311 | fs_register_fontset (f, XCAR (tem)); | |
333b20bb GM |
10312 | |
10313 | /* Extract the window parameters from the supplied values | |
10314 | that are needed to determine window geometry. */ | |
10315 | { | |
10316 | Lisp_Object font; | |
10317 | ||
10318 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10319 | ||
10320 | BLOCK_INPUT; | |
10321 | /* First, try whatever font the caller has specified. */ | |
10322 | if (STRINGP (font)) | |
10323 | { | |
10324 | tem = Fquery_fontset (font, Qnil); | |
10325 | if (STRINGP (tem)) | |
10326 | font = x_new_fontset (f, XSTRING (tem)->data); | |
10327 | else | |
10328 | font = x_new_font (f, XSTRING (font)->data); | |
10329 | } | |
10330 | ||
10331 | /* Try out a font which we hope has bold and italic variations. */ | |
10332 | if (!STRINGP (font)) | |
10333 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10334 | if (!STRINGP (font)) | |
10335 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10336 | if (! STRINGP (font)) | |
10337 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10338 | if (! STRINGP (font)) | |
10339 | /* This was formerly the first thing tried, but it finds too many fonts | |
10340 | and takes too long. */ | |
10341 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10342 | /* If those didn't work, look for something which will at least work. */ | |
10343 | if (! STRINGP (font)) | |
10344 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10345 | UNBLOCK_INPUT; | |
10346 | if (! STRINGP (font)) | |
10347 | font = build_string ("fixed"); | |
10348 | ||
10349 | x_default_parameter (f, parms, Qfont, font, | |
10350 | "font", "Font", RES_TYPE_STRING); | |
10351 | } | |
10352 | ||
10353 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10354 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
10355 | ||
10356 | /* This defaults to 2 in order to match xterm. We recognize either | |
10357 | internalBorderWidth or internalBorder (which is what xterm calls | |
10358 | it). */ | |
10359 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10360 | { | |
10361 | Lisp_Object value; | |
10362 | ||
10363 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10364 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10365 | if (! EQ (value, Qunbound)) | |
10366 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10367 | parms); | |
10368 | } | |
10369 | ||
10370 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10371 | "internalBorderWidth", "internalBorderWidth", | |
10372 | RES_TYPE_NUMBER); | |
10373 | ||
10374 | /* Also do the stuff which must be set before the window exists. */ | |
10375 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10376 | "foreground", "Foreground", RES_TYPE_STRING); | |
10377 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10378 | "background", "Background", RES_TYPE_STRING); | |
10379 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10380 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10381 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10382 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10383 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10384 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10385 | ||
10386 | /* Init faces before x_default_parameter is called for scroll-bar | |
10387 | parameters because that function calls x_set_scroll_bar_width, | |
10388 | which calls change_frame_size, which calls Fset_window_buffer, | |
10389 | which runs hooks, which call Fvertical_motion. At the end, we | |
10390 | end up in init_iterator with a null face cache, which should not | |
10391 | happen. */ | |
10392 | init_frame_faces (f); | |
10393 | ||
10394 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10395 | window_prompting = x_figure_window_size (f, parms); | |
10396 | ||
10397 | if (window_prompting & XNegative) | |
10398 | { | |
10399 | if (window_prompting & YNegative) | |
10400 | f->output_data.x->win_gravity = SouthEastGravity; | |
10401 | else | |
10402 | f->output_data.x->win_gravity = NorthEastGravity; | |
10403 | } | |
10404 | else | |
10405 | { | |
10406 | if (window_prompting & YNegative) | |
10407 | f->output_data.x->win_gravity = SouthWestGravity; | |
10408 | else | |
10409 | f->output_data.x->win_gravity = NorthWestGravity; | |
10410 | } | |
10411 | ||
10412 | f->output_data.x->size_hint_flags = window_prompting; | |
10413 | { | |
10414 | XSetWindowAttributes attrs; | |
10415 | unsigned long mask; | |
10416 | ||
10417 | BLOCK_INPUT; | |
10418 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
10419 | /* Window managers looks at the override-redirect flag to | |
10420 | determine whether or net to give windows a decoration (Xlib | |
10421 | 3.2.8). */ | |
10422 | attrs.override_redirect = True; | |
10423 | attrs.save_under = True; | |
10424 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10425 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10426 | attrs.event_mask = StructureNotifyMask; | |
10427 | tip_window | |
10428 | = FRAME_X_WINDOW (f) | |
10429 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10430 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10431 | /* x, y, width, height */ | |
10432 | 0, 0, 1, 1, | |
10433 | /* Border. */ | |
10434 | 1, | |
10435 | CopyFromParent, InputOutput, CopyFromParent, | |
10436 | mask, &attrs); | |
10437 | UNBLOCK_INPUT; | |
10438 | } | |
10439 | ||
10440 | x_make_gc (f); | |
10441 | ||
333b20bb GM |
10442 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10443 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10444 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10445 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10446 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10447 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10448 | ||
10449 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
10450 | Change will not be effected unless different from the current | |
10451 | f->height. */ | |
10452 | width = f->width; | |
10453 | height = f->height; | |
10454 | f->height = 0; | |
10455 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 10456 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb GM |
10457 | |
10458 | f->no_split = 1; | |
10459 | ||
10460 | UNGCPRO; | |
10461 | ||
10462 | /* It is now ok to make the frame official even if we get an error | |
10463 | below. And the frame needs to be on Vframe_list or making it | |
10464 | visible won't work. */ | |
10465 | Vframe_list = Fcons (frame, Vframe_list); | |
10466 | ||
10467 | /* Now that the frame is official, it counts as a reference to | |
10468 | its display. */ | |
10469 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10470 | ||
10471 | return unbind_to (count, frame); | |
10472 | } | |
10473 | ||
10474 | ||
10475 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 4, 0, | |
e82d09c9 GM |
10476 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
10477 | A tooltip window is a small X window displaying STRING at\n\ | |
10478 | the current mouse position.\n\ | |
333b20bb GM |
10479 | FRAME nil or omitted means use the selected frame.\n\ |
10480 | PARMS is an optional list of frame parameters which can be\n\ | |
10481 | used to change the tooltip's appearance.\n\ | |
10482 | Automatically hide the tooltip after TIMEOUT seconds.\n\ | |
10483 | TIMEOUT nil means use the default timeout of 5 seconds.") | |
10484 | (string, frame, parms, timeout) | |
68c45bf0 | 10485 | Lisp_Object string, frame, parms, timeout; |
333b20bb GM |
10486 | { |
10487 | struct frame *f; | |
10488 | struct window *w; | |
10489 | Window root, child; | |
333b20bb GM |
10490 | Lisp_Object buffer; |
10491 | struct buffer *old_buffer; | |
10492 | struct text_pos pos; | |
10493 | int i, width, height; | |
10494 | int root_x, root_y, win_x, win_y; | |
10495 | unsigned pmask; | |
393f2d14 | 10496 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb GM |
10497 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
10498 | int count = specpdl_ptr - specpdl; | |
10499 | ||
10500 | specbind (Qinhibit_redisplay, Qt); | |
10501 | ||
393f2d14 | 10502 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
10503 | |
10504 | CHECK_STRING (string, 0); | |
10505 | f = check_x_frame (frame); | |
10506 | if (NILP (timeout)) | |
10507 | timeout = make_number (5); | |
10508 | else | |
10509 | CHECK_NATNUM (timeout, 2); | |
10510 | ||
10511 | /* Hide a previous tip, if any. */ | |
10512 | Fx_hide_tip (); | |
10513 | ||
10514 | /* Add default values to frame parameters. */ | |
10515 | if (NILP (Fassq (Qname, parms))) | |
10516 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10517 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10518 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10519 | if (NILP (Fassq (Qborder_width, parms))) | |
10520 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10521 | if (NILP (Fassq (Qborder_color, parms))) | |
10522 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10523 | if (NILP (Fassq (Qbackground_color, parms))) | |
10524 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10525 | parms); | |
10526 | ||
10527 | /* Create a frame for the tooltip, and record it in the global | |
10528 | variable tip_frame. */ | |
10529 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms); | |
10530 | tip_frame = f = XFRAME (frame); | |
10531 | ||
10532 | /* Set up the frame's root window. Currently we use a size of 80 | |
10533 | columns x 40 lines. If someone wants to show a larger tip, he | |
10534 | will loose. I don't think this is a realistic case. */ | |
10535 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
10536 | w->left = w->top = make_number (0); | |
10537 | w->width = 80; | |
10538 | w->height = 40; | |
10539 | adjust_glyphs (f); | |
10540 | w->pseudo_window_p = 1; | |
10541 | ||
10542 | /* Display the tooltip text in a temporary buffer. */ | |
10543 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10544 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10545 | old_buffer = current_buffer; | |
10546 | set_buffer_internal_1 (XBUFFER (buffer)); | |
10547 | Ferase_buffer (); | |
10548 | Finsert (make_number (1), &string); | |
10549 | clear_glyph_matrix (w->desired_matrix); | |
10550 | clear_glyph_matrix (w->current_matrix); | |
10551 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10552 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10553 | ||
10554 | /* Compute width and height of the tooltip. */ | |
10555 | width = height = 0; | |
10556 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10557 | { | |
10558 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10559 | struct glyph *last; | |
10560 | int row_width; | |
10561 | ||
10562 | /* Stop at the first empty row at the end. */ | |
10563 | if (!row->enabled_p || !row->displays_text_p) | |
10564 | break; | |
10565 | ||
d7bf0342 GM |
10566 | /* Let the row go over the full width of the frame. */ |
10567 | row->full_width_p = 1; | |
333b20bb GM |
10568 | |
10569 | /* There's a glyph at the end of rows that is use to place | |
10570 | the cursor there. Don't include the width of this glyph. */ | |
10571 | if (row->used[TEXT_AREA]) | |
10572 | { | |
10573 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10574 | row_width = row->pixel_width - last->pixel_width; | |
10575 | } | |
10576 | else | |
10577 | row_width = row->pixel_width; | |
10578 | ||
10579 | height += row->height; | |
10580 | width = max (width, row_width); | |
10581 | } | |
10582 | ||
10583 | /* Add the frame's internal border to the width and height the X | |
10584 | window should have. */ | |
10585 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10586 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10587 | ||
10588 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10589 | show it. */ | |
10590 | BLOCK_INPUT; | |
10591 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10592 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); | |
10593 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10594 | root_x + 5, root_y - height - 5, width, height); | |
10595 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); | |
10596 | UNBLOCK_INPUT; | |
10597 | ||
10598 | /* Draw into the window. */ | |
10599 | w->must_be_updated_p = 1; | |
10600 | update_single_window (w, 1); | |
10601 | ||
10602 | /* Restore original current buffer. */ | |
10603 | set_buffer_internal_1 (old_buffer); | |
10604 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10605 | ||
10606 | /* Let the tip disappear after timeout seconds. */ | |
10607 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10608 | intern ("x-hide-tip")); | |
a744a2ec DL |
10609 | |
10610 | UNGCPRO; | |
333b20bb GM |
10611 | return unbind_to (count, Qnil); |
10612 | } | |
10613 | ||
10614 | ||
10615 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 10616 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
10617 | Value is t is tooltip was open, nil otherwise.") |
10618 | () | |
10619 | { | |
10620 | int count = specpdl_ptr - specpdl; | |
10621 | int deleted_p = 0; | |
10622 | ||
10623 | specbind (Qinhibit_redisplay, Qt); | |
10624 | ||
10625 | if (!NILP (tip_timer)) | |
10626 | { | |
10627 | call1 (intern ("cancel-timer"), tip_timer); | |
10628 | tip_timer = Qnil; | |
10629 | } | |
10630 | ||
10631 | if (tip_frame) | |
10632 | { | |
10633 | Lisp_Object frame; | |
10634 | ||
10635 | XSETFRAME (frame, tip_frame); | |
10636 | Fdelete_frame (frame, Qt); | |
10637 | tip_frame = NULL; | |
10638 | deleted_p = 1; | |
10639 | } | |
10640 | ||
10641 | return unbind_to (count, deleted_p ? Qt : Qnil); | |
10642 | } | |
10643 | ||
10644 | ||
10645 | \f | |
10646 | /*********************************************************************** | |
10647 | File selection dialog | |
10648 | ***********************************************************************/ | |
10649 | ||
10650 | #ifdef USE_MOTIF | |
10651 | ||
10652 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10653 | ||
10654 | static void | |
10655 | file_dialog_cb (widget, client_data, call_data) | |
10656 | Widget widget; | |
10657 | XtPointer call_data, client_data; | |
10658 | { | |
10659 | int *result = (int *) client_data; | |
10660 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10661 | *result = cb->reason; | |
10662 | } | |
10663 | ||
10664 | ||
10665 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10666 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10667 | Use a file selection dialog.\n\ | |
10668 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10669 | specified. Don't let the user enter a file name in the file\n\ | |
10670 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10671 | (prompt, dir, default_filename, mustmatch) | |
10672 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10673 | { | |
10674 | int result; | |
0fe92f72 | 10675 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10676 | Lisp_Object file = Qnil; |
10677 | Widget dialog, text, list, help; | |
10678 | Arg al[10]; | |
10679 | int ac = 0; | |
10680 | extern XtAppContext Xt_app_con; | |
10681 | char *title; | |
10682 | XmString dir_xmstring, pattern_xmstring; | |
10683 | int popup_activated_flag; | |
10684 | int count = specpdl_ptr - specpdl; | |
10685 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10686 | ||
10687 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
10688 | CHECK_STRING (prompt, 0); | |
10689 | CHECK_STRING (dir, 1); | |
10690 | ||
10691 | /* Prevent redisplay. */ | |
10692 | specbind (Qinhibit_redisplay, Qt); | |
10693 | ||
10694 | BLOCK_INPUT; | |
10695 | ||
10696 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10697 | directory and using "*" as pattern. */ | |
10698 | dir = Fexpand_file_name (dir, Qnil); | |
10699 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
10700 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
10701 | ||
10702 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
10703 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
10704 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10705 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10706 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10707 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10708 | "fsb", al, ac); | |
10709 | XmStringFree (dir_xmstring); | |
10710 | XmStringFree (pattern_xmstring); | |
10711 | ||
10712 | /* Add callbacks for OK and Cancel. */ | |
10713 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10714 | (XtPointer) &result); | |
10715 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10716 | (XtPointer) &result); | |
10717 | ||
10718 | /* Disable the help button since we can't display help. */ | |
10719 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10720 | XtSetSensitive (help, False); | |
10721 | ||
10722 | /* Mark OK button as default. */ | |
10723 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
10724 | XmNshowAsDefault, True, NULL); | |
10725 | ||
10726 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10727 | dialog, so that the user must select a file from the files list | |
10728 | box. We can't remove it because we wouldn't have a way to get at | |
10729 | the result file name, then. */ | |
10730 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10731 | if (!NILP (mustmatch)) | |
10732 | { | |
10733 | Widget label; | |
10734 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10735 | XtSetSensitive (text, False); | |
10736 | XtSetSensitive (label, False); | |
10737 | } | |
10738 | ||
10739 | /* Manage the dialog, so that list boxes get filled. */ | |
10740 | XtManageChild (dialog); | |
10741 | ||
10742 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10743 | must include the path for this to work. */ | |
10744 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10745 | if (STRINGP (default_filename)) | |
10746 | { | |
10747 | XmString default_xmstring; | |
10748 | int item_pos; | |
10749 | ||
10750 | default_xmstring | |
10751 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
10752 | ||
10753 | if (!XmListItemExists (list, default_xmstring)) | |
10754 | { | |
10755 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10756 | XmListAddItem (list, default_xmstring, 0); | |
10757 | item_pos = 0; | |
10758 | } | |
10759 | else | |
10760 | item_pos = XmListItemPos (list, default_xmstring); | |
10761 | XmStringFree (default_xmstring); | |
10762 | ||
10763 | /* Select the item and scroll it into view. */ | |
10764 | XmListSelectPos (list, item_pos, True); | |
10765 | XmListSetPos (list, item_pos); | |
10766 | } | |
10767 | ||
10768 | /* Process all events until the user presses Cancel or OK. */ | |
10769 | for (result = 0; result == 0;) | |
10770 | { | |
10771 | XEvent event; | |
10772 | Widget widget, parent; | |
10773 | ||
10774 | XtAppNextEvent (Xt_app_con, &event); | |
10775 | ||
10776 | /* See if the receiver of the event is one of the widgets of | |
10777 | the file selection dialog. If so, dispatch it. If not, | |
10778 | discard it. */ | |
10779 | widget = XtWindowToWidget (event.xany.display, event.xany.window); | |
10780 | parent = widget; | |
10781 | while (parent && parent != dialog) | |
10782 | parent = XtParent (parent); | |
10783 | ||
10784 | if (parent == dialog | |
10785 | || (event.type == Expose | |
10786 | && !process_expose_from_menu (event))) | |
10787 | XtDispatchEvent (&event); | |
10788 | } | |
10789 | ||
10790 | /* Get the result. */ | |
10791 | if (result == XmCR_OK) | |
10792 | { | |
10793 | XmString text; | |
10794 | String data; | |
10795 | ||
10796 | XtVaGetValues (dialog, XmNtextString, &text, 0); | |
10797 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); | |
10798 | XmStringFree (text); | |
10799 | file = build_string (data); | |
10800 | XtFree (data); | |
10801 | } | |
10802 | else | |
10803 | file = Qnil; | |
10804 | ||
10805 | /* Clean up. */ | |
10806 | XtUnmanageChild (dialog); | |
10807 | XtDestroyWidget (dialog); | |
10808 | UNBLOCK_INPUT; | |
10809 | UNGCPRO; | |
10810 | ||
10811 | /* Make "Cancel" equivalent to C-g. */ | |
10812 | if (NILP (file)) | |
10813 | Fsignal (Qquit, Qnil); | |
10814 | ||
10815 | return unbind_to (count, file); | |
10816 | } | |
10817 | ||
10818 | #endif /* USE_MOTIF */ | |
10819 | ||
10820 | \f | |
10821 | /*********************************************************************** | |
10822 | Tests | |
10823 | ***********************************************************************/ | |
10824 | ||
10825 | #if GLYPH_DEBUG | |
10826 | ||
10827 | DEFUN ("imagep", Fimagep, Simagep, 1, 1, 0, | |
10828 | "Value is non-nil if SPEC is a valid image specification.") | |
10829 | (spec) | |
10830 | Lisp_Object spec; | |
10831 | { | |
10832 | return valid_image_p (spec) ? Qt : Qnil; | |
10833 | } | |
10834 | ||
10835 | ||
10836 | DEFUN ("lookup-image", Flookup_image, Slookup_image, 1, 1, 0, "") | |
10837 | (spec) | |
10838 | Lisp_Object spec; | |
10839 | { | |
10840 | int id = -1; | |
10841 | ||
10842 | if (valid_image_p (spec)) | |
0fe92f72 | 10843 | id = lookup_image (SELECTED_FRAME (), spec); |
333b20bb GM |
10844 | |
10845 | debug_print (spec); | |
10846 | return make_number (id); | |
10847 | } | |
10848 | ||
10849 | #endif /* GLYPH_DEBUG != 0 */ | |
10850 | ||
10851 | ||
10852 | \f | |
10853 | /*********************************************************************** | |
10854 | Initialization | |
10855 | ***********************************************************************/ | |
10856 | ||
10857 | void | |
10858 | syms_of_xfns () | |
10859 | { | |
10860 | /* This is zero if not using X windows. */ | |
10861 | x_in_use = 0; | |
10862 | ||
10863 | /* The section below is built by the lisp expression at the top of the file, | |
10864 | just above where these variables are declared. */ | |
10865 | /*&&& init symbols here &&&*/ | |
10866 | Qauto_raise = intern ("auto-raise"); | |
10867 | staticpro (&Qauto_raise); | |
10868 | Qauto_lower = intern ("auto-lower"); | |
10869 | staticpro (&Qauto_lower); | |
10870 | Qbar = intern ("bar"); | |
dbc4e1c1 | 10871 | staticpro (&Qbar); |
f9942c9e JB |
10872 | Qborder_color = intern ("border-color"); |
10873 | staticpro (&Qborder_color); | |
10874 | Qborder_width = intern ("border-width"); | |
10875 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
10876 | Qbox = intern ("box"); |
10877 | staticpro (&Qbox); | |
f9942c9e JB |
10878 | Qcursor_color = intern ("cursor-color"); |
10879 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
10880 | Qcursor_type = intern ("cursor-type"); |
10881 | staticpro (&Qcursor_type); | |
f9942c9e JB |
10882 | Qgeometry = intern ("geometry"); |
10883 | staticpro (&Qgeometry); | |
f9942c9e JB |
10884 | Qicon_left = intern ("icon-left"); |
10885 | staticpro (&Qicon_left); | |
10886 | Qicon_top = intern ("icon-top"); | |
10887 | staticpro (&Qicon_top); | |
10888 | Qicon_type = intern ("icon-type"); | |
10889 | staticpro (&Qicon_type); | |
80534dd6 KH |
10890 | Qicon_name = intern ("icon-name"); |
10891 | staticpro (&Qicon_name); | |
f9942c9e JB |
10892 | Qinternal_border_width = intern ("internal-border-width"); |
10893 | staticpro (&Qinternal_border_width); | |
10894 | Qleft = intern ("left"); | |
10895 | staticpro (&Qleft); | |
1ab3d87e RS |
10896 | Qright = intern ("right"); |
10897 | staticpro (&Qright); | |
f9942c9e JB |
10898 | Qmouse_color = intern ("mouse-color"); |
10899 | staticpro (&Qmouse_color); | |
baaed68e JB |
10900 | Qnone = intern ("none"); |
10901 | staticpro (&Qnone); | |
f9942c9e JB |
10902 | Qparent_id = intern ("parent-id"); |
10903 | staticpro (&Qparent_id); | |
4701395c KH |
10904 | Qscroll_bar_width = intern ("scroll-bar-width"); |
10905 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
10906 | Qsuppress_icon = intern ("suppress-icon"); |
10907 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10908 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10909 | staticpro (&Qundefined_color); |
a3c87d4e JB |
10910 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
10911 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
10912 | Qvisibility = intern ("visibility"); |
10913 | staticpro (&Qvisibility); | |
f9942c9e JB |
10914 | Qwindow_id = intern ("window-id"); |
10915 | staticpro (&Qwindow_id); | |
2cbebefb RS |
10916 | Qouter_window_id = intern ("outer-window-id"); |
10917 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
10918 | Qx_frame_parameter = intern ("x-frame-parameter"); |
10919 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
10920 | Qx_resource_name = intern ("x-resource-name"); |
10921 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
10922 | Quser_position = intern ("user-position"); |
10923 | staticpro (&Quser_position); | |
10924 | Quser_size = intern ("user-size"); | |
10925 | staticpro (&Quser_size); | |
333b20bb GM |
10926 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
10927 | staticpro (&Qscroll_bar_foreground); | |
10928 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
10929 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
10930 | Qscreen_gamma = intern ("screen-gamma"); |
10931 | staticpro (&Qscreen_gamma); | |
f9942c9e JB |
10932 | /* This is the end of symbol initialization. */ |
10933 | ||
58cad5ed KH |
10934 | /* Text property `display' should be nonsticky by default. */ |
10935 | Vtext_property_default_nonsticky | |
10936 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10937 | ||
10938 | ||
333b20bb GM |
10939 | Qlaplace = intern ("laplace"); |
10940 | staticpro (&Qlaplace); | |
10941 | ||
a367641f RS |
10942 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
10943 | staticpro (&Qface_set_after_frame_default); | |
10944 | ||
01f1ba30 JB |
10945 | Fput (Qundefined_color, Qerror_conditions, |
10946 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10947 | Fput (Qundefined_color, Qerror_message, | |
10948 | build_string ("Undefined color")); | |
10949 | ||
f9942c9e JB |
10950 | init_x_parm_symbols (); |
10951 | ||
f1c7b5a6 RS |
10952 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
10953 | "List of directories to search for bitmap files for X."); | |
e241c09b | 10954 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10955 | |
16ae08a9 | 10956 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 10957 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
10958 | Changing the value does not affect existing frames\n\ |
10959 | unless you set the mouse color."); | |
01f1ba30 JB |
10960 | Vx_pointer_shape = Qnil; |
10961 | ||
d387c960 | 10962 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 10963 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
10964 | `x-get-resource' uses this as the first component of the instance name\n\ |
10965 | when requesting resource values.\n\ | |
10966 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
10967 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
10968 | switches, if present.\n\ |
10969 | \n\ | |
10970 | It may be useful to bind this variable locally around a call\n\ | |
10971 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 10972 | Vx_resource_name = Qnil; |
ac63d3d6 | 10973 | |
498e9ac3 RS |
10974 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
10975 | "The class Emacs uses to look up X resources.\n\ | |
10976 | `x-get-resource' uses this as the first component of the instance class\n\ | |
10977 | when requesting resource values.\n\ | |
10978 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
10979 | \n\ | |
10980 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
10981 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 10982 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
10983 | Vx_resource_class = build_string (EMACS_CLASS); |
10984 | ||
ca0ecbf5 | 10985 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10986 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
10987 | "The shape of the pointer when not over text.\n\ |
10988 | This variable takes effect when you create a new frame\n\ | |
10989 | or when you set the mouse color."); | |
af01ef26 | 10990 | #endif |
01f1ba30 JB |
10991 | Vx_nontext_pointer_shape = Qnil; |
10992 | ||
333b20bb GM |
10993 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
10994 | "The shape of the pointer when Emacs is busy.\n\ | |
10995 | This variable takes effect when you create a new frame\n\ | |
10996 | or when you set the mouse color."); | |
10997 | Vx_busy_pointer_shape = Qnil; | |
10998 | ||
10999 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
11000 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
11001 | display_busy_cursor_p = 1; | |
11002 | ||
4ae9a85e GM |
11003 | DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay, |
11004 | "*Seconds to wait before displaying a busy-cursor.\n\ | |
3caa99d3 | 11005 | Value must be an integer or float."); |
4ae9a85e GM |
11006 | Vbusy_cursor_delay = make_number (DEFAULT_BUSY_CURSOR_DELAY); |
11007 | ||
ca0ecbf5 | 11008 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 11009 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
11010 | "The shape of the pointer when over the mode line.\n\ |
11011 | This variable takes effect when you create a new frame\n\ | |
11012 | or when you set the mouse color."); | |
af01ef26 | 11013 | #endif |
01f1ba30 JB |
11014 | Vx_mode_pointer_shape = Qnil; |
11015 | ||
d3b06468 | 11016 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
11017 | &Vx_sensitive_text_pointer_shape, |
11018 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
11019 | This variable takes effect when you create a new frame\n\ | |
11020 | or when you set the mouse color."); | |
11021 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 11022 | |
01f1ba30 JB |
11023 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11024 | "A string indicating the foreground color of the cursor box."); | |
11025 | Vx_cursor_fore_pixel = Qnil; | |
11026 | ||
01f1ba30 | 11027 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
11028 | "Non-nil if no X window manager is in use.\n\ |
11029 | Emacs doesn't try to figure this out; this is always nil\n\ | |
11030 | unless you set it to something else."); | |
11031 | /* We don't have any way to find this out, so set it to nil | |
11032 | and maybe the user would like to set it to t. */ | |
11033 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11034 | |
942ea06d KH |
11035 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
11036 | &Vx_pixel_size_width_font_regexp, | |
11037 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
11038 | \n\ | |
dcc13cda | 11039 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
11040 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
11041 | such a font. This is especially effective for such large fonts as\n\ | |
11042 | Chinese, Japanese, and Korean."); | |
11043 | Vx_pixel_size_width_font_regexp = Qnil; | |
11044 | ||
fcf431dc | 11045 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
11046 | "Time after which cached images are removed from the cache.\n\ |
11047 | When an image has not been displayed this many seconds, remove it\n\ | |
11048 | from the image cache. Value must be an integer or nil with nil\n\ | |
11049 | meaning don't clear the cache."); | |
fcf431dc | 11050 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb GM |
11051 | |
11052 | DEFVAR_LISP ("image-types", &Vimage_types, | |
11053 | "List of supported image types.\n\ | |
11054 | Each element of the list is a symbol for a supported image type."); | |
11055 | Vimage_types = Qnil; | |
11056 | ||
1d3dac41 | 11057 | #ifdef USE_X_TOOLKIT |
f1d238ef | 11058 | Fprovide (intern ("x-toolkit")); |
1d3dac41 | 11059 | #endif |
5b827abb KH |
11060 | #ifdef USE_MOTIF |
11061 | Fprovide (intern ("motif")); | |
11062 | #endif | |
01f1ba30 | 11063 | |
01f1ba30 | 11064 | defsubr (&Sx_get_resource); |
333b20bb GM |
11065 | |
11066 | /* X window properties. */ | |
11067 | defsubr (&Sx_change_window_property); | |
11068 | defsubr (&Sx_delete_window_property); | |
11069 | defsubr (&Sx_window_property); | |
11070 | ||
85ffea93 | 11071 | #if 0 |
01f1ba30 JB |
11072 | defsubr (&Sx_draw_rectangle); |
11073 | defsubr (&Sx_erase_rectangle); | |
11074 | defsubr (&Sx_contour_region); | |
11075 | defsubr (&Sx_uncontour_region); | |
85ffea93 | 11076 | #endif |
2d764c78 | 11077 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11078 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11079 | defsubr (&Sxw_color_defined_p); |
11080 | defsubr (&Sxw_color_values); | |
9d317b2c | 11081 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11082 | defsubr (&Sx_server_vendor); |
11083 | defsubr (&Sx_server_version); | |
11084 | defsubr (&Sx_display_pixel_width); | |
11085 | defsubr (&Sx_display_pixel_height); | |
11086 | defsubr (&Sx_display_mm_width); | |
11087 | defsubr (&Sx_display_mm_height); | |
11088 | defsubr (&Sx_display_screens); | |
11089 | defsubr (&Sx_display_planes); | |
11090 | defsubr (&Sx_display_color_cells); | |
11091 | defsubr (&Sx_display_visual_class); | |
11092 | defsubr (&Sx_display_backing_store); | |
11093 | defsubr (&Sx_display_save_under); | |
01567351 | 11094 | #if 0 |
9d04a87a RS |
11095 | defsubr (&Sx_rebind_key); |
11096 | defsubr (&Sx_rebind_keys); | |
01f1ba30 | 11097 | defsubr (&Sx_track_pointer); |
01f1ba30 JB |
11098 | defsubr (&Sx_grab_pointer); |
11099 | defsubr (&Sx_ungrab_pointer); | |
01f1ba30 | 11100 | #endif |
8af1d7ca | 11101 | defsubr (&Sx_parse_geometry); |
f676886a | 11102 | defsubr (&Sx_create_frame); |
06ef7355 | 11103 | #if 0 |
01f1ba30 | 11104 | defsubr (&Sx_horizontal_line); |
06ef7355 | 11105 | #endif |
01f1ba30 | 11106 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11107 | defsubr (&Sx_close_connection); |
11108 | defsubr (&Sx_display_list); | |
01f1ba30 | 11109 | defsubr (&Sx_synchronize); |
942ea06d KH |
11110 | |
11111 | /* Setting callback functions for fontset handler. */ | |
11112 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11113 | |
11114 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11115 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11116 | list_fonts_func = x_list_fonts; |
333b20bb GM |
11117 | #endif |
11118 | ||
942ea06d | 11119 | load_font_func = x_load_font; |
bc1958c4 | 11120 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11121 | query_font_func = x_query_font; |
11122 | set_frame_fontset_func = x_set_font; | |
11123 | check_window_system_func = check_x; | |
333b20bb GM |
11124 | |
11125 | /* Images. */ | |
11126 | Qxbm = intern ("xbm"); | |
11127 | staticpro (&Qxbm); | |
11128 | QCtype = intern (":type"); | |
11129 | staticpro (&QCtype); | |
333b20bb GM |
11130 | QCalgorithm = intern (":algorithm"); |
11131 | staticpro (&QCalgorithm); | |
11132 | QCheuristic_mask = intern (":heuristic-mask"); | |
11133 | staticpro (&QCheuristic_mask); | |
11134 | QCcolor_symbols = intern (":color-symbols"); | |
11135 | staticpro (&QCcolor_symbols); | |
11136 | QCdata = intern (":data"); | |
11137 | staticpro (&QCdata); | |
11138 | QCascent = intern (":ascent"); | |
11139 | staticpro (&QCascent); | |
11140 | QCmargin = intern (":margin"); | |
11141 | staticpro (&QCmargin); | |
11142 | QCrelief = intern (":relief"); | |
11143 | staticpro (&QCrelief); | |
fcf431dc GM |
11144 | Qpostscript = intern ("postscript"); |
11145 | staticpro (&Qpostscript); | |
333b20bb GM |
11146 | QCloader = intern (":loader"); |
11147 | staticpro (&QCloader); | |
11148 | QCbounding_box = intern (":bounding-box"); | |
11149 | staticpro (&QCbounding_box); | |
11150 | QCpt_width = intern (":pt-width"); | |
11151 | staticpro (&QCpt_width); | |
11152 | QCpt_height = intern (":pt-height"); | |
11153 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11154 | QCindex = intern (":index"); |
11155 | staticpro (&QCindex); | |
333b20bb GM |
11156 | Qpbm = intern ("pbm"); |
11157 | staticpro (&Qpbm); | |
11158 | ||
11159 | #if HAVE_XPM | |
11160 | Qxpm = intern ("xpm"); | |
11161 | staticpro (&Qxpm); | |
11162 | #endif | |
11163 | ||
11164 | #if HAVE_JPEG | |
11165 | Qjpeg = intern ("jpeg"); | |
11166 | staticpro (&Qjpeg); | |
11167 | #endif | |
11168 | ||
11169 | #if HAVE_TIFF | |
11170 | Qtiff = intern ("tiff"); | |
11171 | staticpro (&Qtiff); | |
11172 | #endif | |
11173 | ||
11174 | #if HAVE_GIF | |
11175 | Qgif = intern ("gif"); | |
11176 | staticpro (&Qgif); | |
11177 | #endif | |
11178 | ||
11179 | #if HAVE_PNG | |
11180 | Qpng = intern ("png"); | |
11181 | staticpro (&Qpng); | |
11182 | #endif | |
11183 | ||
11184 | defsubr (&Sclear_image_cache); | |
11185 | ||
11186 | #if GLYPH_DEBUG | |
11187 | defsubr (&Simagep); | |
11188 | defsubr (&Slookup_image); | |
11189 | #endif | |
11190 | ||
4ae9a85e GM |
11191 | busy_cursor_atimer = NULL; |
11192 | busy_cursor_shown_p = 0; | |
333b20bb GM |
11193 | |
11194 | defsubr (&Sx_show_tip); | |
11195 | defsubr (&Sx_hide_tip); | |
11196 | staticpro (&tip_timer); | |
11197 | tip_timer = Qnil; | |
11198 | ||
11199 | #ifdef USE_MOTIF | |
11200 | defsubr (&Sx_file_dialog); | |
11201 | #endif | |
11202 | } | |
11203 | ||
11204 | ||
11205 | void | |
11206 | init_xfns () | |
11207 | { | |
11208 | image_types = NULL; | |
11209 | Vimage_types = Qnil; | |
11210 | ||
11211 | define_image_type (&xbm_type); | |
11212 | define_image_type (&gs_type); | |
11213 | define_image_type (&pbm_type); | |
11214 | ||
11215 | #if HAVE_XPM | |
11216 | define_image_type (&xpm_type); | |
11217 | #endif | |
11218 | ||
11219 | #if HAVE_JPEG | |
11220 | define_image_type (&jpeg_type); | |
11221 | #endif | |
11222 | ||
11223 | #if HAVE_TIFF | |
11224 | define_image_type (&tiff_type); | |
11225 | #endif | |
11226 | ||
11227 | #if HAVE_GIF | |
11228 | define_image_type (&gif_type); | |
11229 | #endif | |
11230 | ||
11231 | #if HAVE_PNG | |
11232 | define_image_type (&png_type); | |
11233 | #endif | |
01f1ba30 JB |
11234 | } |
11235 | ||
11236 | #endif /* HAVE_X_WINDOWS */ |