Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
edf36fe6 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001 |
333b20bb | 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 | |
3ecaf7e5 RS |
27 | #ifdef HAVE_UNISTD_H |
28 | #include <unistd.h> | |
29 | #endif | |
30 | ||
40e6f148 | 31 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 32 | |
40e6f148 RS |
33 | #define XLIB_ILLEGAL_ACCESS |
34 | ||
01f1ba30 JB |
35 | #include "lisp.h" |
36 | #include "xterm.h" | |
f676886a | 37 | #include "frame.h" |
01f1ba30 JB |
38 | #include "window.h" |
39 | #include "buffer.h" | |
58cad5ed | 40 | #include "intervals.h" |
01f1ba30 | 41 | #include "dispextern.h" |
1f98fa48 | 42 | #include "keyboard.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
57bda87a | 44 | #include <epaths.h> |
942ea06d | 45 | #include "charset.h" |
96db09e4 | 46 | #include "coding.h" |
942ea06d | 47 | #include "fontset.h" |
333b20bb GM |
48 | #include "systime.h" |
49 | #include "termhooks.h" | |
4ae9a85e | 50 | #include "atimer.h" |
01f1ba30 JB |
51 | |
52 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 53 | |
67ba84d1 | 54 | #include <ctype.h> |
63cec32f GM |
55 | #include <sys/types.h> |
56 | #include <sys/stat.h> | |
01f1ba30 | 57 | |
0a93081c | 58 | #ifndef VMS |
0505a740 | 59 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
60 | #include "bitmaps/gray.xbm" |
61 | #else | |
dbc4e1c1 | 62 | #include <X11/bitmaps/gray> |
ef493a27 | 63 | #endif |
0a93081c JB |
64 | #else |
65 | #include "[.bitmaps]gray.xbm" | |
66 | #endif | |
dbc4e1c1 | 67 | |
9ef48a9d RS |
68 | #ifdef USE_X_TOOLKIT |
69 | #include <X11/Shell.h> | |
70 | ||
398ffa92 | 71 | #ifndef USE_MOTIF |
9ef48a9d RS |
72 | #include <X11/Xaw/Paned.h> |
73 | #include <X11/Xaw/Label.h> | |
398ffa92 | 74 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
75 | |
76 | #ifdef USG | |
77 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
78 | #include <X11/Xos.h> | |
79 | #define USG | |
80 | #else | |
81 | #include <X11/Xos.h> | |
82 | #endif | |
83 | ||
84 | #include "widget.h" | |
85 | ||
86 | #include "../lwlib/lwlib.h" | |
87 | ||
333b20bb GM |
88 | #ifdef USE_MOTIF |
89 | #include <Xm/Xm.h> | |
90 | #include <Xm/DialogS.h> | |
91 | #include <Xm/FileSB.h> | |
92 | #endif | |
93 | ||
3b882b1d RS |
94 | /* Do the EDITRES protocol if running X11R5 |
95 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 96 | |
3b882b1d | 97 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 98 | #define HACK_EDITRES |
b9dc4443 | 99 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
100 | #endif /* R5 + Athena */ |
101 | ||
333b20bb GM |
102 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
103 | ||
6c32dd68 PR |
104 | extern LWLIB_ID widget_id_tick; |
105 | ||
e3881aa0 | 106 | #ifdef USE_LUCID |
82c90203 | 107 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 108 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 109 | #endif |
9ef48a9d | 110 | |
6bc20398 | 111 | extern void free_frame_menubar (); |
d62c8769 | 112 | extern double atof (); |
333b20bb | 113 | |
fc2cdd9a GM |
114 | #ifdef USE_MOTIF |
115 | ||
116 | /* LessTif/Motif version info. */ | |
117 | ||
118 | static Lisp_Object Vmotif_version_string; | |
119 | ||
120 | #endif /* USE_MOTIF */ | |
121 | ||
9ef48a9d RS |
122 | #endif /* USE_X_TOOLKIT */ |
123 | ||
9d317b2c RS |
124 | #ifdef HAVE_X11R4 |
125 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
126 | #else | |
127 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
128 | #endif | |
129 | ||
333b20bb GM |
130 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
131 | it, and including `bitmaps/gray' more than once is a problem when | |
132 | config.h defines `static' as an empty replacement string. */ | |
133 | ||
134 | int gray_bitmap_width = gray_width; | |
135 | int gray_bitmap_height = gray_height; | |
62906360 | 136 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 137 | |
498e9ac3 | 138 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 139 | |
d387c960 | 140 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 141 | |
498e9ac3 RS |
142 | /* The application class we're using in resource queries. |
143 | Normally "Emacs". */ | |
333b20bb | 144 | |
498e9ac3 RS |
145 | Lisp_Object Vx_resource_class; |
146 | ||
0af913d7 | 147 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 148 | |
0af913d7 | 149 | int display_hourglass_p; |
333b20bb | 150 | |
01f1ba30 | 151 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 152 | over text or in the modeline. */ |
333b20bb | 153 | |
01f1ba30 | 154 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 155 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 156 | |
ca0ecbf5 | 157 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 158 | |
ca0ecbf5 | 159 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 160 | |
8fb4ec9c GM |
161 | /* If non-nil, the pointer shape to indicate that windows can be |
162 | dragged horizontally. */ | |
163 | ||
164 | Lisp_Object Vx_window_horizontal_drag_shape; | |
165 | ||
b9dc4443 | 166 | /* Color of chars displayed in cursor box. */ |
333b20bb | 167 | |
01f1ba30 JB |
168 | Lisp_Object Vx_cursor_fore_pixel; |
169 | ||
b9dc4443 | 170 | /* Nonzero if using X. */ |
333b20bb | 171 | |
b9dc4443 | 172 | static int x_in_use; |
01f1ba30 | 173 | |
b9dc4443 | 174 | /* Non nil if no window manager is in use. */ |
333b20bb | 175 | |
01f1ba30 JB |
176 | Lisp_Object Vx_no_window_manager; |
177 | ||
f1c7b5a6 | 178 | /* Search path for bitmap files. */ |
333b20bb | 179 | |
f1c7b5a6 RS |
180 | Lisp_Object Vx_bitmap_file_path; |
181 | ||
942ea06d | 182 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 183 | |
942ea06d KH |
184 | Lisp_Object Vx_pixel_size_width_font_regexp; |
185 | ||
f9942c9e JB |
186 | Lisp_Object Qauto_raise; |
187 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 188 | Lisp_Object Qbar; |
f9942c9e JB |
189 | Lisp_Object Qborder_color; |
190 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 191 | Lisp_Object Qbox; |
f9942c9e | 192 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 193 | Lisp_Object Qcursor_type; |
f9942c9e | 194 | Lisp_Object Qgeometry; |
f9942c9e JB |
195 | Lisp_Object Qicon_left; |
196 | Lisp_Object Qicon_top; | |
197 | Lisp_Object Qicon_type; | |
80534dd6 | 198 | Lisp_Object Qicon_name; |
f9942c9e JB |
199 | Lisp_Object Qinternal_border_width; |
200 | Lisp_Object Qleft; | |
1ab3d87e | 201 | Lisp_Object Qright; |
f9942c9e | 202 | Lisp_Object Qmouse_color; |
baaed68e | 203 | Lisp_Object Qnone; |
2cbebefb | 204 | Lisp_Object Qouter_window_id; |
f9942c9e | 205 | Lisp_Object Qparent_id; |
4701395c | 206 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 207 | Lisp_Object Qsuppress_icon; |
333b20bb | 208 | extern Lisp_Object Qtop; |
01f1ba30 | 209 | Lisp_Object Qundefined_color; |
a3c87d4e | 210 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 211 | Lisp_Object Qvisibility; |
f9942c9e | 212 | Lisp_Object Qwindow_id; |
f676886a | 213 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 214 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
215 | Lisp_Object Quser_position; |
216 | Lisp_Object Quser_size; | |
0cafb359 | 217 | extern Lisp_Object Qdisplay; |
333b20bb | 218 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 219 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
ae782866 | 220 | Lisp_Object Qcompound_text, Qcancel_timer; |
ea0a1f53 | 221 | Lisp_Object Qwait_for_wm; |
49d41073 EZ |
222 | Lisp_Object Qfullscreen; |
223 | Lisp_Object Qfullwidth; | |
224 | Lisp_Object Qfullheight; | |
225 | Lisp_Object Qfullboth; | |
01f1ba30 | 226 | |
b9dc4443 | 227 | /* The below are defined in frame.c. */ |
333b20bb | 228 | |
baaed68e | 229 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 230 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 231 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 232 | |
01f1ba30 JB |
233 | extern Lisp_Object Vwindow_system_version; |
234 | ||
a367641f | 235 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 236 | |
f1d2ce7f | 237 | #if GLYPH_DEBUG |
eaf1eea9 GM |
238 | int image_cache_refcount, dpyinfo_refcount; |
239 | #endif | |
240 | ||
241 | ||
01f1ba30 | 242 | \f |
11ae94fe | 243 | /* Error if we are not connected to X. */ |
333b20bb | 244 | |
7fc9de26 | 245 | void |
11ae94fe RS |
246 | check_x () |
247 | { | |
b9dc4443 | 248 | if (! x_in_use) |
11ae94fe RS |
249 | error ("X windows are not in use or not initialized"); |
250 | } | |
251 | ||
1c59f5df RS |
252 | /* Nonzero if we can use mouse menus. |
253 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
254 | |
255 | int | |
1c59f5df | 256 | have_menus_p () |
75cc8ee5 | 257 | { |
b9dc4443 RS |
258 | return x_in_use; |
259 | } | |
260 | ||
261 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
262 | and checking validity for X. */ | |
263 | ||
264 | FRAME_PTR | |
265 | check_x_frame (frame) | |
266 | Lisp_Object frame; | |
267 | { | |
268 | FRAME_PTR f; | |
269 | ||
270 | if (NILP (frame)) | |
0fe92f72 | 271 | frame = selected_frame; |
b7826503 | 272 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 273 | f = XFRAME (frame); |
b9dc4443 | 274 | if (! FRAME_X_P (f)) |
1c59f5df | 275 | error ("Non-X frame used"); |
b9dc4443 | 276 | return f; |
75cc8ee5 RS |
277 | } |
278 | ||
b9dc4443 RS |
279 | /* Let the user specify an X display with a frame. |
280 | nil stands for the selected frame--or, if that is not an X frame, | |
281 | the first X display on the list. */ | |
282 | ||
283 | static struct x_display_info * | |
284 | check_x_display_info (frame) | |
285 | Lisp_Object frame; | |
286 | { | |
8ec8a5ec GM |
287 | struct x_display_info *dpyinfo = NULL; |
288 | ||
b9dc4443 RS |
289 | if (NILP (frame)) |
290 | { | |
0fe92f72 GM |
291 | struct frame *sf = XFRAME (selected_frame); |
292 | ||
293 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 294 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 295 | else if (x_display_list != 0) |
8ec8a5ec | 296 | dpyinfo = x_display_list; |
b9dc4443 RS |
297 | else |
298 | error ("X windows are not in use or not initialized"); | |
299 | } | |
300 | else if (STRINGP (frame)) | |
8ec8a5ec | 301 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
302 | else |
303 | { | |
304 | FRAME_PTR f; | |
305 | ||
b7826503 | 306 | CHECK_LIVE_FRAME (frame); |
b9dc4443 RS |
307 | f = XFRAME (frame); |
308 | if (! FRAME_X_P (f)) | |
1c59f5df | 309 | error ("Non-X frame used"); |
8ec8a5ec | 310 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 311 | } |
8ec8a5ec GM |
312 | |
313 | return dpyinfo; | |
b9dc4443 | 314 | } |
333b20bb | 315 | |
b9dc4443 | 316 | \f |
f676886a JB |
317 | /* Return the Emacs frame-object corresponding to an X window. |
318 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 319 | |
34ca5317 | 320 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 321 | |
f676886a | 322 | struct frame * |
2d271e2e KH |
323 | x_window_to_frame (dpyinfo, wdesc) |
324 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
325 | int wdesc; |
326 | { | |
f676886a JB |
327 | Lisp_Object tail, frame; |
328 | struct frame *f; | |
01f1ba30 | 329 | |
8e713be6 | 330 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 331 | { |
8e713be6 | 332 | frame = XCAR (tail); |
34ca5317 | 333 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 334 | continue; |
f676886a | 335 | f = XFRAME (frame); |
2d764c78 | 336 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 337 | continue; |
0af913d7 | 338 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 339 | return f; |
9ef48a9d | 340 | #ifdef USE_X_TOOLKIT |
7556890b RS |
341 | if ((f->output_data.x->edit_widget |
342 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
343 | /* A tooltip frame? */ |
344 | || (!f->output_data.x->edit_widget | |
345 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 346 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
347 | return f; |
348 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 349 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 350 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 351 | return f; |
9ef48a9d RS |
352 | #endif /* not USE_X_TOOLKIT */ |
353 | } | |
354 | return 0; | |
355 | } | |
356 | ||
357 | #ifdef USE_X_TOOLKIT | |
358 | /* Like x_window_to_frame but also compares the window with the widget's | |
359 | windows. */ | |
360 | ||
361 | struct frame * | |
2d271e2e KH |
362 | x_any_window_to_frame (dpyinfo, wdesc) |
363 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
364 | int wdesc; |
365 | { | |
366 | Lisp_Object tail, frame; | |
17cbbf95 | 367 | struct frame *f, *found; |
7556890b | 368 | struct x_output *x; |
9ef48a9d | 369 | |
17cbbf95 GM |
370 | found = NULL; |
371 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 372 | { |
8e713be6 | 373 | frame = XCAR (tail); |
34ca5317 | 374 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 375 | continue; |
17cbbf95 | 376 | |
9ef48a9d | 377 | f = XFRAME (frame); |
17cbbf95 | 378 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 379 | { |
17cbbf95 GM |
380 | /* This frame matches if the window is any of its widgets. */ |
381 | x = f->output_data.x; | |
0af913d7 | 382 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
383 | found = f; |
384 | else if (x->widget) | |
385 | { | |
386 | if (wdesc == XtWindow (x->widget) | |
387 | || wdesc == XtWindow (x->column_widget) | |
388 | || wdesc == XtWindow (x->edit_widget)) | |
389 | found = f; | |
390 | /* Match if the window is this frame's menubar. */ | |
391 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
392 | found = f; | |
393 | } | |
394 | else if (FRAME_X_WINDOW (f) == wdesc) | |
395 | /* A tooltip frame. */ | |
396 | found = f; | |
333b20bb | 397 | } |
01f1ba30 | 398 | } |
17cbbf95 GM |
399 | |
400 | return found; | |
01f1ba30 | 401 | } |
5e65b9ab | 402 | |
5fbc3f3a KH |
403 | /* Likewise, but exclude the menu bar widget. */ |
404 | ||
405 | struct frame * | |
406 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
407 | struct x_display_info *dpyinfo; | |
408 | int wdesc; | |
409 | { | |
410 | Lisp_Object tail, frame; | |
411 | struct frame *f; | |
7556890b | 412 | struct x_output *x; |
5fbc3f3a | 413 | |
8e713be6 | 414 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 415 | { |
8e713be6 | 416 | frame = XCAR (tail); |
5fbc3f3a KH |
417 | if (!GC_FRAMEP (frame)) |
418 | continue; | |
419 | f = XFRAME (frame); | |
2d764c78 | 420 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 421 | continue; |
7556890b | 422 | x = f->output_data.x; |
5fbc3f3a | 423 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 424 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
425 | return f; |
426 | else if (x->widget) | |
333b20bb GM |
427 | { |
428 | if (wdesc == XtWindow (x->widget) | |
429 | || wdesc == XtWindow (x->column_widget) | |
430 | || wdesc == XtWindow (x->edit_widget)) | |
431 | return f; | |
432 | } | |
433 | else if (FRAME_X_WINDOW (f) == wdesc) | |
434 | /* A tooltip frame. */ | |
5fbc3f3a KH |
435 | return f; |
436 | } | |
437 | return 0; | |
438 | } | |
439 | ||
fd3a3022 RS |
440 | /* Likewise, but consider only the menu bar widget. */ |
441 | ||
442 | struct frame * | |
443 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
444 | struct x_display_info *dpyinfo; | |
445 | int wdesc; | |
446 | { | |
447 | Lisp_Object tail, frame; | |
448 | struct frame *f; | |
7556890b | 449 | struct x_output *x; |
fd3a3022 | 450 | |
8e713be6 | 451 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 452 | { |
8e713be6 | 453 | frame = XCAR (tail); |
fd3a3022 RS |
454 | if (!GC_FRAMEP (frame)) |
455 | continue; | |
456 | f = XFRAME (frame); | |
2d764c78 | 457 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 458 | continue; |
7556890b | 459 | x = f->output_data.x; |
fd3a3022 | 460 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
461 | if (x->menubar_widget |
462 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
463 | return f; |
464 | } | |
465 | return 0; | |
466 | } | |
467 | ||
5e65b9ab RS |
468 | /* Return the frame whose principal (outermost) window is WDESC. |
469 | If WDESC is some other (smaller) window, we return 0. */ | |
470 | ||
471 | struct frame * | |
2d271e2e KH |
472 | x_top_window_to_frame (dpyinfo, wdesc) |
473 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
474 | int wdesc; |
475 | { | |
476 | Lisp_Object tail, frame; | |
477 | struct frame *f; | |
7556890b | 478 | struct x_output *x; |
5e65b9ab | 479 | |
8e713be6 | 480 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 481 | { |
8e713be6 | 482 | frame = XCAR (tail); |
34ca5317 | 483 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
484 | continue; |
485 | f = XFRAME (frame); | |
2d764c78 | 486 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 487 | continue; |
7556890b | 488 | x = f->output_data.x; |
333b20bb GM |
489 | |
490 | if (x->widget) | |
491 | { | |
492 | /* This frame matches if the window is its topmost widget. */ | |
493 | if (wdesc == XtWindow (x->widget)) | |
494 | return f; | |
7a994728 KH |
495 | #if 0 /* I don't know why it did this, |
496 | but it seems logically wrong, | |
497 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
498 | /* Match if the window is this frame's menubar. */ |
499 | if (x->menubar_widget | |
500 | && wdesc == XtWindow (x->menubar_widget)) | |
501 | return f; | |
7a994728 | 502 | #endif |
333b20bb GM |
503 | } |
504 | else if (FRAME_X_WINDOW (f) == wdesc) | |
505 | /* Tooltip frame. */ | |
506 | return f; | |
5e65b9ab RS |
507 | } |
508 | return 0; | |
509 | } | |
9ef48a9d | 510 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 511 | |
01f1ba30 | 512 | \f |
203c1d73 RS |
513 | |
514 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
515 | id, which is just an int that this section returns. Bitmaps are | |
516 | reference counted so they can be shared among frames. | |
517 | ||
518 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
519 | be used to indicate no bitmap. | |
520 | ||
521 | If you use x_create_bitmap_from_data, then you must keep track of | |
522 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 523 | data more than once will not be caught. */ |
203c1d73 RS |
524 | |
525 | ||
f1c7b5a6 RS |
526 | /* Functions to access the contents of a bitmap, given an id. */ |
527 | ||
528 | int | |
529 | x_bitmap_height (f, id) | |
530 | FRAME_PTR f; | |
531 | int id; | |
532 | { | |
08a90d6a | 533 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
534 | } |
535 | ||
536 | int | |
537 | x_bitmap_width (f, id) | |
538 | FRAME_PTR f; | |
539 | int id; | |
540 | { | |
08a90d6a | 541 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
542 | } |
543 | ||
544 | int | |
545 | x_bitmap_pixmap (f, id) | |
546 | FRAME_PTR f; | |
547 | int id; | |
548 | { | |
08a90d6a | 549 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
550 | } |
551 | ||
552 | ||
203c1d73 RS |
553 | /* Allocate a new bitmap record. Returns index of new record. */ |
554 | ||
555 | static int | |
08a90d6a RS |
556 | x_allocate_bitmap_record (f) |
557 | FRAME_PTR f; | |
203c1d73 | 558 | { |
08a90d6a RS |
559 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
560 | int i; | |
561 | ||
562 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 563 | { |
08a90d6a RS |
564 | dpyinfo->bitmaps_size = 10; |
565 | dpyinfo->bitmaps | |
566 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
567 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
568 | return 1; |
569 | } | |
570 | ||
08a90d6a RS |
571 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
572 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 573 | |
08a90d6a RS |
574 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
575 | if (dpyinfo->bitmaps[i].refcount == 0) | |
576 | return i + 1; | |
203c1d73 | 577 | |
08a90d6a RS |
578 | dpyinfo->bitmaps_size *= 2; |
579 | dpyinfo->bitmaps | |
580 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
581 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
582 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
583 | } |
584 | ||
585 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
586 | ||
587 | void | |
f1c7b5a6 RS |
588 | x_reference_bitmap (f, id) |
589 | FRAME_PTR f; | |
203c1d73 RS |
590 | int id; |
591 | { | |
08a90d6a | 592 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
593 | } |
594 | ||
595 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
596 | ||
597 | int | |
598 | x_create_bitmap_from_data (f, bits, width, height) | |
599 | struct frame *f; | |
600 | char *bits; | |
601 | unsigned int width, height; | |
602 | { | |
08a90d6a | 603 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
604 | Pixmap bitmap; |
605 | int id; | |
606 | ||
b9dc4443 | 607 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
608 | bits, width, height); |
609 | ||
610 | if (! bitmap) | |
611 | return -1; | |
612 | ||
08a90d6a RS |
613 | id = x_allocate_bitmap_record (f); |
614 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
615 | dpyinfo->bitmaps[id - 1].file = NULL; | |
616 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
617 | dpyinfo->bitmaps[id - 1].depth = 1; | |
618 | dpyinfo->bitmaps[id - 1].height = height; | |
619 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
620 | |
621 | return id; | |
622 | } | |
623 | ||
624 | /* Create bitmap from file FILE for frame F. */ | |
625 | ||
626 | int | |
627 | x_create_bitmap_from_file (f, file) | |
628 | struct frame *f; | |
f1c7b5a6 | 629 | Lisp_Object file; |
203c1d73 | 630 | { |
08a90d6a | 631 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
632 | unsigned int width, height; |
633 | Pixmap bitmap; | |
634 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
635 | Lisp_Object found; |
636 | int fd; | |
637 | char *filename; | |
203c1d73 RS |
638 | |
639 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 640 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 641 | { |
08a90d6a RS |
642 | if (dpyinfo->bitmaps[id].refcount |
643 | && dpyinfo->bitmaps[id].file | |
644 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 645 | { |
08a90d6a | 646 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
647 | return id + 1; |
648 | } | |
649 | } | |
650 | ||
f1c7b5a6 | 651 | /* Search bitmap-file-path for the file, if appropriate. */ |
c0ec53ad | 652 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
f1c7b5a6 RS |
653 | if (fd < 0) |
654 | return -1; | |
68c45bf0 | 655 | emacs_close (fd); |
f1c7b5a6 RS |
656 | |
657 | filename = (char *) XSTRING (found)->data; | |
658 | ||
b9dc4443 | 659 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 660 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
661 | if (result != BitmapSuccess) |
662 | return -1; | |
663 | ||
08a90d6a RS |
664 | id = x_allocate_bitmap_record (f); |
665 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
666 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 667 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 668 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
669 | dpyinfo->bitmaps[id - 1].depth = 1; |
670 | dpyinfo->bitmaps[id - 1].height = height; | |
671 | dpyinfo->bitmaps[id - 1].width = width; | |
672 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
673 | |
674 | return id; | |
675 | } | |
676 | ||
677 | /* Remove reference to bitmap with id number ID. */ | |
678 | ||
968b1234 | 679 | void |
f1c7b5a6 RS |
680 | x_destroy_bitmap (f, id) |
681 | FRAME_PTR f; | |
203c1d73 RS |
682 | int id; |
683 | { | |
08a90d6a RS |
684 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
685 | ||
203c1d73 RS |
686 | if (id > 0) |
687 | { | |
08a90d6a RS |
688 | --dpyinfo->bitmaps[id - 1].refcount; |
689 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 690 | { |
ed662bdd | 691 | BLOCK_INPUT; |
08a90d6a RS |
692 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
693 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 694 | { |
333b20bb | 695 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 696 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 697 | } |
ed662bdd | 698 | UNBLOCK_INPUT; |
203c1d73 RS |
699 | } |
700 | } | |
701 | } | |
702 | ||
08a90d6a | 703 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 704 | |
08a90d6a RS |
705 | static void |
706 | x_destroy_all_bitmaps (dpyinfo) | |
707 | struct x_display_info *dpyinfo; | |
203c1d73 | 708 | { |
08a90d6a RS |
709 | int i; |
710 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
711 | if (dpyinfo->bitmaps[i].refcount > 0) | |
712 | { | |
713 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
714 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 715 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
716 | } |
717 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
718 | } |
719 | \f | |
f676886a | 720 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
721 | to the ways of passing the parameter values to the window system. |
722 | ||
723 | The name of a parameter, as a Lisp symbol, | |
f676886a | 724 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 725 | that is an index in this table. */ |
01f1ba30 | 726 | |
f676886a | 727 | struct x_frame_parm_table |
01f1ba30 JB |
728 | { |
729 | char *name; | |
d62c8769 | 730 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
731 | }; |
732 | ||
eaf1eea9 GM |
733 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
734 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
52de7ce9 | 735 | static void x_change_window_heights P_ ((Lisp_Object, int)); |
14819cb3 | 736 | static void x_disable_image P_ ((struct frame *, struct image *)); |
d62c8769 | 737 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 738 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 739 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
49d41073 | 740 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
741 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
742 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
743 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
745 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
746 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
747 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
b3ba0aa8 | 748 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
749 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
750 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
751 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
752 | Lisp_Object)); | |
753 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
756 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
757 | Lisp_Object)); | |
758 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
761 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
762 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 763 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
764 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
765 | Lisp_Object)); | |
766 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
767 | Lisp_Object)); | |
768 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
769 | Lisp_Object, | |
770 | Lisp_Object, | |
771 | char *, char *, | |
772 | int)); | |
d62c8769 | 773 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
774 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
775 | Lisp_Object)); | |
b243755a GM |
776 | static void init_color_table P_ ((void)); |
777 | static void free_color_table P_ ((void)); | |
778 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
779 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
780 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
781 | ||
782 | ||
01f1ba30 | 783 | |
f676886a | 784 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 785 | { |
9908a324 PJ |
786 | {"auto-raise", x_set_autoraise}, |
787 | {"auto-lower", x_set_autolower}, | |
788 | {"background-color", x_set_background_color}, | |
789 | {"border-color", x_set_border_color}, | |
790 | {"border-width", x_set_border_width}, | |
791 | {"cursor-color", x_set_cursor_color}, | |
792 | {"cursor-type", x_set_cursor_type}, | |
793 | {"font", x_set_font}, | |
794 | {"foreground-color", x_set_foreground_color}, | |
795 | {"icon-name", x_set_icon_name}, | |
796 | {"icon-type", x_set_icon_type}, | |
797 | {"internal-border-width", x_set_internal_border_width}, | |
798 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
799 | {"mouse-color", x_set_mouse_color}, | |
800 | {"name", x_explicitly_set_name}, | |
801 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
802 | {"title", x_set_title}, | |
803 | {"unsplittable", x_set_unsplittable}, | |
804 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
805 | {"visibility", x_set_visibility}, | |
806 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
807 | {"scroll-bar-foreground", x_set_scroll_bar_foreground}, | |
808 | {"scroll-bar-background", x_set_scroll_bar_background}, | |
809 | {"screen-gamma", x_set_screen_gamma}, | |
810 | {"line-spacing", x_set_line_spacing}, | |
811 | {"left-fringe", x_set_fringe_width}, | |
812 | {"right-fringe", x_set_fringe_width}, | |
49d41073 EZ |
813 | {"wait-for-wm", x_set_wait_for_wm}, |
814 | {"fullscreen", x_set_fullscreen}, | |
815 | ||
01f1ba30 JB |
816 | }; |
817 | ||
f676886a | 818 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
819 | the Lisp symbol names of parameters relevant to X. */ |
820 | ||
201d8c78 | 821 | void |
01f1ba30 JB |
822 | init_x_parm_symbols () |
823 | { | |
824 | int i; | |
825 | ||
d043f1a4 | 826 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 827 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
828 | make_number (i)); |
829 | } | |
830 | \f | |
49d41073 EZ |
831 | |
832 | /* Really try to move where we want to be in case of fullscreen. Some WMs | |
833 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
834 | window manager window there instead. | |
835 | Try to compensate for those WM here. */ | |
836 | static void | |
837 | x_fullscreen_move (f, new_top, new_left) | |
838 | struct frame *f; | |
839 | int new_top; | |
840 | int new_left; | |
841 | { | |
842 | if (new_top != f->output_data.x->top_pos | |
843 | || new_left != f->output_data.x->left_pos) | |
844 | { | |
845 | int move_x = new_left + f->output_data.x->x_pixels_outer_diff; | |
846 | int move_y = new_top + f->output_data.x->y_pixels_outer_diff; | |
847 | ||
848 | f->output_data.x->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
849 | x_set_offset (f, move_x, move_y, 1); | |
850 | } | |
851 | } | |
852 | ||
e8cc313b | 853 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
854 | If a parameter is not specially recognized, do nothing special; |
855 | otherwise call the `x_set_...' function for that parameter. | |
856 | Except for certain geometry properties, always call store_frame_param | |
857 | to store the new value in the parameter alist. */ | |
d043f1a4 | 858 | |
f9942c9e JB |
859 | void |
860 | x_set_frame_parameters (f, alist) | |
861 | FRAME_PTR f; | |
862 | Lisp_Object alist; | |
863 | { | |
864 | Lisp_Object tail; | |
865 | ||
866 | /* If both of these parameters are present, it's more efficient to | |
867 | set them both at once. So we wait until we've looked at the | |
868 | entire list before we set them. */ | |
e4f79258 | 869 | int width, height; |
f9942c9e JB |
870 | |
871 | /* Same here. */ | |
872 | Lisp_Object left, top; | |
f9942c9e | 873 | |
a59e4f3d RS |
874 | /* Same with these. */ |
875 | Lisp_Object icon_left, icon_top; | |
876 | ||
f5e70acd RS |
877 | /* Record in these vectors all the parms specified. */ |
878 | Lisp_Object *parms; | |
879 | Lisp_Object *values; | |
a797a73d | 880 | int i, p; |
e1d962d7 | 881 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 882 | int icon_left_no_change = 0, icon_top_no_change = 0; |
5f9338d5 | 883 | int fullscreen_is_being_set = 0; |
203c1d73 | 884 | |
7589a1d9 RS |
885 | struct gcpro gcpro1, gcpro2; |
886 | ||
f5e70acd RS |
887 | i = 0; |
888 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
889 | i++; | |
890 | ||
891 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
892 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 893 | |
f5e70acd RS |
894 | /* Extract parm names and values into those vectors. */ |
895 | ||
896 | i = 0; | |
f9942c9e JB |
897 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
898 | { | |
333b20bb | 899 | Lisp_Object elt; |
f9942c9e JB |
900 | |
901 | elt = Fcar (tail); | |
f5e70acd RS |
902 | parms[i] = Fcar (elt); |
903 | values[i] = Fcdr (elt); | |
904 | i++; | |
905 | } | |
7589a1d9 RS |
906 | /* TAIL and ALIST are not used again below here. */ |
907 | alist = tail = Qnil; | |
908 | ||
909 | GCPRO2 (*parms, *values); | |
910 | gcpro1.nvars = i; | |
911 | gcpro2.nvars = i; | |
f5e70acd | 912 | |
7589a1d9 RS |
913 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
914 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 915 | top = left = Qunbound; |
a59e4f3d | 916 | icon_left = icon_top = Qunbound; |
f9942c9e | 917 | |
e4f79258 RS |
918 | /* Provide default values for HEIGHT and WIDTH. */ |
919 | if (FRAME_NEW_WIDTH (f)) | |
920 | width = FRAME_NEW_WIDTH (f); | |
921 | else | |
922 | width = FRAME_WIDTH (f); | |
923 | ||
924 | if (FRAME_NEW_HEIGHT (f)) | |
925 | height = FRAME_NEW_HEIGHT (f); | |
926 | else | |
927 | height = FRAME_HEIGHT (f); | |
928 | ||
a797a73d GV |
929 | /* Process foreground_color and background_color before anything else. |
930 | They are independent of other properties, but other properties (e.g., | |
931 | cursor_color) are dependent upon them. */ | |
b3ba0aa8 | 932 | /* Process default font as well, since fringe widths depends on it. */ |
49d41073 | 933 | /* Also, process fullscreen, width and height depend upon that */ |
a797a73d GV |
934 | for (p = 0; p < i; p++) |
935 | { | |
936 | Lisp_Object prop, val; | |
937 | ||
938 | prop = parms[p]; | |
939 | val = values[p]; | |
b3ba0aa8 KS |
940 | if (EQ (prop, Qforeground_color) |
941 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
942 | || EQ (prop, Qfont) |
943 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
944 | { |
945 | register Lisp_Object param_index, old_value; | |
946 | ||
a797a73d | 947 | old_value = get_frame_param (f, prop); |
f0b9a067 | 948 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
c7e609d5 MB |
949 | |
950 | if (NILP (Fequal (val, old_value))) | |
951 | { | |
952 | store_frame_param (f, prop, val); | |
953 | ||
954 | param_index = Fget (prop, Qx_frame_parameter); | |
955 | if (NATNUMP (param_index) | |
956 | && (XFASTINT (param_index) | |
957 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
958 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
959 | } | |
a797a73d GV |
960 | } |
961 | } | |
962 | ||
f5e70acd RS |
963 | /* Now process them in reverse of specified order. */ |
964 | for (i--; i >= 0; i--) | |
965 | { | |
966 | Lisp_Object prop, val; | |
967 | ||
968 | prop = parms[i]; | |
969 | val = values[i]; | |
970 | ||
e4f79258 RS |
971 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
972 | width = XFASTINT (val); | |
973 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
974 | height = XFASTINT (val); | |
f5e70acd | 975 | else if (EQ (prop, Qtop)) |
f9942c9e | 976 | top = val; |
f5e70acd | 977 | else if (EQ (prop, Qleft)) |
f9942c9e | 978 | left = val; |
a59e4f3d RS |
979 | else if (EQ (prop, Qicon_top)) |
980 | icon_top = val; | |
981 | else if (EQ (prop, Qicon_left)) | |
982 | icon_left = val; | |
b3ba0aa8 KS |
983 | else if (EQ (prop, Qforeground_color) |
984 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
985 | || EQ (prop, Qfont) |
986 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
987 | /* Processed above. */ |
988 | continue; | |
f9942c9e JB |
989 | else |
990 | { | |
98381190 | 991 | register Lisp_Object param_index, old_value; |
ea96210c | 992 | |
98381190 | 993 | old_value = get_frame_param (f, prop); |
c7e609d5 | 994 | |
9f7e52b4 | 995 | store_frame_param (f, prop, val); |
c7e609d5 | 996 | |
9f7e52b4 GM |
997 | param_index = Fget (prop, Qx_frame_parameter); |
998 | if (NATNUMP (param_index) | |
999 | && (XFASTINT (param_index) | |
1000 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
1001 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
1002 | } |
1003 | } | |
1004 | ||
11378c41 RS |
1005 | /* Don't die if just one of these was set. */ |
1006 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
1007 | { |
1008 | left_no_change = 1; | |
7556890b RS |
1009 | if (f->output_data.x->left_pos < 0) |
1010 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 1011 | else |
7556890b | 1012 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 1013 | } |
11378c41 | 1014 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
1015 | { |
1016 | top_no_change = 1; | |
7556890b RS |
1017 | if (f->output_data.x->top_pos < 0) |
1018 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 1019 | else |
7556890b | 1020 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 1021 | } |
11378c41 | 1022 | |
a59e4f3d RS |
1023 | /* If one of the icon positions was not set, preserve or default it. */ |
1024 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
1025 | { | |
1026 | icon_left_no_change = 1; | |
1027 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
1028 | if (NILP (icon_left)) | |
1029 | XSETINT (icon_left, 0); | |
1030 | } | |
1031 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
1032 | { | |
1033 | icon_top_no_change = 1; | |
1034 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
1035 | if (NILP (icon_top)) | |
1036 | XSETINT (icon_top, 0); | |
1037 | } | |
1038 | ||
5f9338d5 | 1039 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
49d41073 EZ |
1040 | { |
1041 | /* If the frame is visible already and the fullscreen parameter is | |
1042 | being set, it is too late to set WM manager hints to specify | |
1043 | size and position. | |
1044 | Here we first get the width, height and position that applies to | |
1045 | fullscreen. We then move the frame to the appropriate | |
1046 | position. Resize of the frame is taken care of in the code after | |
5f9338d5 | 1047 | this if-statement. */ |
49d41073 EZ |
1048 | int new_left, new_top; |
1049 | ||
1050 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); | |
1051 | x_fullscreen_move (f, new_top, new_left); | |
1052 | } | |
1053 | ||
499ea23b | 1054 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
1055 | specified. The window might be mapped or resized while we're in |
1056 | this function, and we don't want to override that unless the lisp | |
1057 | code has asked for it. | |
1058 | ||
1059 | Don't set these parameters unless they actually differ from the | |
1060 | window's current parameters; the window may not actually exist | |
1061 | yet. */ | |
f9942c9e JB |
1062 | { |
1063 | Lisp_Object frame; | |
1064 | ||
1f11a5ca RS |
1065 | check_frame_size (f, &height, &width); |
1066 | ||
191ed777 | 1067 | XSETFRAME (frame, f); |
11378c41 | 1068 | |
e4f79258 RS |
1069 | if (width != FRAME_WIDTH (f) |
1070 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1071 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1072 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1073 | |
1074 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1075 | && ! (left_no_change && top_no_change) |
7556890b RS |
1076 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1077 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1078 | { |
e1d962d7 RS |
1079 | int leftpos = 0; |
1080 | int toppos = 0; | |
f10f0b79 RS |
1081 | |
1082 | /* Record the signs. */ | |
7556890b | 1083 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1084 | if (EQ (left, Qminus)) |
7556890b | 1085 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1086 | else if (INTEGERP (left)) |
1087 | { | |
1088 | leftpos = XINT (left); | |
1089 | if (leftpos < 0) | |
7556890b | 1090 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1091 | } |
8e713be6 KR |
1092 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1093 | && CONSP (XCDR (left)) | |
1094 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1095 | { |
8e713be6 | 1096 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1097 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1098 | } |
8e713be6 KR |
1099 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1100 | && CONSP (XCDR (left)) | |
1101 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1102 | { |
8e713be6 | 1103 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1104 | } |
1105 | ||
1106 | if (EQ (top, Qminus)) | |
7556890b | 1107 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1108 | else if (INTEGERP (top)) |
1109 | { | |
1110 | toppos = XINT (top); | |
1111 | if (toppos < 0) | |
7556890b | 1112 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1113 | } |
8e713be6 KR |
1114 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1115 | && CONSP (XCDR (top)) | |
1116 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1117 | { |
8e713be6 | 1118 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1119 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1120 | } |
8e713be6 KR |
1121 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1122 | && CONSP (XCDR (top)) | |
1123 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1124 | { |
8e713be6 | 1125 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1126 | } |
1127 | ||
1128 | ||
1129 | /* Store the numeric value of the position. */ | |
7556890b RS |
1130 | f->output_data.x->top_pos = toppos; |
1131 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1132 | |
7556890b | 1133 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1134 | |
1135 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1136 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1137 | } |
a59e4f3d RS |
1138 | |
1139 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1140 | && ! (icon_left_no_change && icon_top_no_change)) | |
1141 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1142 | } |
7589a1d9 RS |
1143 | |
1144 | UNGCPRO; | |
f9942c9e | 1145 | } |
01f1ba30 | 1146 | |
08a90d6a | 1147 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1148 | These are the positions of the containing window manager window, |
1149 | not Emacs's own window. */ | |
1150 | ||
1151 | void | |
1152 | x_real_positions (f, xptr, yptr) | |
1153 | FRAME_PTR f; | |
1154 | int *xptr, *yptr; | |
1155 | { | |
49d41073 EZ |
1156 | int win_x, win_y, outer_x, outer_y; |
1157 | int real_x = 0, real_y = 0; | |
1158 | int had_errors = 0; | |
1159 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 1160 | |
49d41073 | 1161 | int count; |
043835a3 | 1162 | |
49d41073 EZ |
1163 | BLOCK_INPUT; |
1164 | ||
1165 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 1166 | |
49d41073 EZ |
1167 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
1168 | win = FRAME_OUTER_WINDOW (f); | |
1169 | ||
1170 | /* This loop traverses up the containment tree until we hit the root | |
1171 | window. Window managers may intersect many windows between our window | |
1172 | and the root window. The window we find just before the root window | |
1173 | should be the outer WM window. */ | |
1174 | for (;;) | |
e9445337 | 1175 | { |
49d41073 EZ |
1176 | Window wm_window, rootw; |
1177 | Window *tmp_children; | |
1178 | unsigned int tmp_nchildren; | |
e7161ad9 | 1179 | int success; |
ca7bac79 | 1180 | |
e7161ad9 RS |
1181 | success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
1182 | &wm_window, &tmp_children, &tmp_nchildren); | |
08a90d6a | 1183 | |
49d41073 | 1184 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 1185 | |
e7161ad9 RS |
1186 | /* Don't free tmp_children if XQueryTree failed. */ |
1187 | if (! success) | |
1188 | break; | |
1189 | ||
1190 | XFree ((char *) tmp_children); | |
1191 | ||
49d41073 EZ |
1192 | if (wm_window == rootw || had_errors) |
1193 | break; | |
08a90d6a | 1194 | |
49d41073 EZ |
1195 | win = wm_window; |
1196 | } | |
1197 | ||
1198 | if (! had_errors) | |
1199 | { | |
1200 | int ign; | |
1201 | Window child, rootw; | |
1202 | ||
1203 | /* Get the real coordinates for the WM window upper left corner */ | |
1204 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
1205 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
1206 | ||
1207 | /* Translate real coordinates to coordinates relative to our | |
1208 | window. For our window, the upper left corner is 0, 0. | |
1209 | Since the upper left corner of the WM window is outside | |
1210 | our window, win_x and win_y will be negative: | |
1211 | ||
1212 | ------------------ ---> x | |
1213 | | title | | |
1214 | | ----------------- v y | |
1215 | | | our window | |
1216 | */ | |
8a07bba0 | 1217 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1218 | |
8a07bba0 | 1219 | /* From-window, to-window. */ |
8a07bba0 | 1220 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 1221 | FRAME_X_WINDOW (f), |
e9445337 | 1222 | |
8a07bba0 | 1223 | /* From-position, to-position. */ |
49d41073 | 1224 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 1225 | |
8a07bba0 RS |
1226 | /* Child of win. */ |
1227 | &child); | |
e9445337 | 1228 | |
49d41073 | 1229 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 1230 | { |
49d41073 EZ |
1231 | outer_x = win_x; |
1232 | outer_y = win_y; | |
845e9d85 | 1233 | } |
49d41073 EZ |
1234 | else |
1235 | { | |
1236 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 1237 | |
49d41073 EZ |
1238 | /* From-window, to-window. */ |
1239 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
1240 | FRAME_OUTER_WINDOW (f), | |
1241 | ||
1242 | /* From-position, to-position. */ | |
1243 | real_x, real_y, &outer_x, &outer_y, | |
1244 | ||
1245 | /* Child of win. */ | |
1246 | &child); | |
e9445337 | 1247 | } |
08a90d6a | 1248 | |
49d41073 EZ |
1249 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
1250 | } | |
1251 | ||
1252 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); | |
1253 | ||
1254 | UNBLOCK_INPUT; | |
1255 | ||
1256 | if (had_errors) return; | |
1257 | ||
1258 | f->output_data.x->x_pixels_diff = -win_x; | |
1259 | f->output_data.x->y_pixels_diff = -win_y; | |
1260 | f->output_data.x->x_pixels_outer_diff = -outer_x; | |
1261 | f->output_data.x->y_pixels_outer_diff = -outer_y; | |
1262 | ||
1263 | *xptr = real_x; | |
1264 | *yptr = real_y; | |
e9445337 RS |
1265 | } |
1266 | ||
f676886a | 1267 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1268 | into the parameter alist *ALISTPTR that is to be given to the user. |
1269 | Only parameters that are specific to the X window system | |
f676886a | 1270 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1271 | param_alist need to be considered here. */ |
1272 | ||
968b1234 | 1273 | void |
f676886a JB |
1274 | x_report_frame_params (f, alistptr) |
1275 | struct frame *f; | |
01f1ba30 JB |
1276 | Lisp_Object *alistptr; |
1277 | { | |
1278 | char buf[16]; | |
9b002b8d KH |
1279 | Lisp_Object tem; |
1280 | ||
1281 | /* Represent negative positions (off the top or left screen edge) | |
1282 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1283 | XSETINT (tem, f->output_data.x->left_pos); |
1284 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1285 | store_in_alist (alistptr, Qleft, tem); |
1286 | else | |
1287 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1288 | ||
7556890b RS |
1289 | XSETINT (tem, f->output_data.x->top_pos); |
1290 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1291 | store_in_alist (alistptr, Qtop, tem); |
1292 | else | |
1293 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1294 | |
f9942c9e | 1295 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1296 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1297 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1298 | make_number (f->output_data.x->internal_border_width)); |
30bf44e0 KS |
1299 | store_in_alist (alistptr, Qleft_fringe, |
1300 | make_number (f->output_data.x->left_fringe_width)); | |
1301 | store_in_alist (alistptr, Qright_fringe, | |
1302 | make_number (f->output_data.x->right_fringe_width)); | |
99f7c77f EZ |
1303 | store_in_alist (alistptr, Qscroll_bar_width, |
1304 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1305 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1306 | : 0)); | |
7c118b57 | 1307 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1308 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1309 | build_string (buf)); |
333b20bb GM |
1310 | #ifdef USE_X_TOOLKIT |
1311 | /* Tooltip frame may not have this widget. */ | |
1312 | if (f->output_data.x->widget) | |
1313 | #endif | |
1314 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1315 | store_in_alist (alistptr, Qouter_window_id, |
1316 | build_string (buf)); | |
f468da95 | 1317 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1318 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1319 | store_in_alist (alistptr, Qvisibility, |
1320 | (FRAME_VISIBLE_P (f) ? Qt | |
1321 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1322 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1323 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1324 | |
8c239ac3 RS |
1325 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1326 | tem = Qnil; | |
1327 | else | |
1328 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1329 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1330 | } |
1331 | \f | |
82978295 | 1332 | |
d62c8769 GM |
1333 | |
1334 | /* Gamma-correct COLOR on frame F. */ | |
1335 | ||
1336 | void | |
1337 | gamma_correct (f, color) | |
1338 | struct frame *f; | |
1339 | XColor *color; | |
1340 | { | |
1341 | if (f->gamma) | |
1342 | { | |
1343 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1344 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1345 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1346 | } | |
1347 | } | |
1348 | ||
1349 | ||
7b746c38 GM |
1350 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1351 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1352 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1353 | no color could be allocated. */ | |
e12d55b2 | 1354 | |
01f1ba30 | 1355 | int |
7b746c38 GM |
1356 | x_defined_color (f, color_name, color, alloc_p) |
1357 | struct frame *f; | |
1358 | char *color_name; | |
1359 | XColor *color; | |
1360 | int alloc_p; | |
01f1ba30 | 1361 | { |
7b746c38 GM |
1362 | int success_p; |
1363 | Display *dpy = FRAME_X_DISPLAY (f); | |
1364 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1365 | |
1366 | BLOCK_INPUT; | |
7b746c38 GM |
1367 | success_p = XParseColor (dpy, cmap, color_name, color); |
1368 | if (success_p && alloc_p) | |
1369 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1370 | UNBLOCK_INPUT; |
1371 | ||
7b746c38 | 1372 | return success_p; |
01f1ba30 JB |
1373 | } |
1374 | ||
9b2956e2 GM |
1375 | |
1376 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1377 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1378 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1379 | |
1380 | int | |
9b2956e2 | 1381 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1382 | FRAME_PTR f; |
9b2956e2 GM |
1383 | Lisp_Object color_name; |
1384 | int mono_color; | |
01f1ba30 | 1385 | { |
b9dc4443 | 1386 | XColor cdef; |
01f1ba30 | 1387 | |
b7826503 | 1388 | CHECK_STRING (color_name); |
01f1ba30 | 1389 | |
9b2956e2 GM |
1390 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1391 | colormap, it makes freeing difficult, and it's probably not | |
1392 | an important optimization. */ | |
1393 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1394 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1395 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1396 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1397 | #endif |
01f1ba30 | 1398 | |
9b2956e2 | 1399 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1400 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1401 | return mono_color; |
01f1ba30 | 1402 | |
2d764c78 | 1403 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1404 | by looking for a near-miss. */ |
9b2956e2 | 1405 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1406 | return cdef.pixel; |
1407 | ||
c301be26 GM |
1408 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1409 | Fcons (color_name, Qnil))); | |
1410 | return 0; | |
01f1ba30 | 1411 | } |
9b2956e2 GM |
1412 | |
1413 | ||
01f1ba30 | 1414 | \f |
563b67aa GM |
1415 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1416 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1417 | ||
1418 | static void | |
1419 | x_set_line_spacing (f, new_value, old_value) | |
1420 | struct frame *f; | |
1421 | Lisp_Object new_value, old_value; | |
1422 | { | |
1423 | if (NILP (new_value)) | |
1424 | f->extra_line_spacing = 0; | |
1425 | else if (NATNUMP (new_value)) | |
1426 | f->extra_line_spacing = XFASTINT (new_value); | |
1427 | else | |
1a948b17 | 1428 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1429 | Fcons (new_value, Qnil))); |
1430 | if (FRAME_VISIBLE_P (f)) | |
1431 | redraw_frame (f); | |
1432 | } | |
1433 | ||
1434 | ||
ea0a1f53 GM |
1435 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1436 | the previous value of that parameter, NEW_VALUE is the new value. | |
1437 | See also the comment of wait_for_wm in struct x_output. */ | |
1438 | ||
1439 | static void | |
1440 | x_set_wait_for_wm (f, new_value, old_value) | |
1441 | struct frame *f; | |
1442 | Lisp_Object new_value, old_value; | |
1443 | { | |
1444 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1445 | } | |
1446 | ||
1447 | ||
49d41073 EZ |
1448 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
1449 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1450 | ||
1451 | static void | |
1452 | x_set_fullscreen (f, new_value, old_value) | |
1453 | struct frame *f; | |
1454 | Lisp_Object new_value, old_value; | |
1455 | { | |
1456 | if (NILP (new_value)) | |
1457 | f->output_data.x->want_fullscreen = FULLSCREEN_NONE; | |
1458 | else if (EQ (new_value, Qfullboth)) | |
1459 | f->output_data.x->want_fullscreen = FULLSCREEN_BOTH; | |
1460 | else if (EQ (new_value, Qfullwidth)) | |
1461 | f->output_data.x->want_fullscreen = FULLSCREEN_WIDTH; | |
1462 | else if (EQ (new_value, Qfullheight)) | |
1463 | f->output_data.x->want_fullscreen = FULLSCREEN_HEIGHT; | |
1464 | } | |
1465 | ||
1466 | ||
d62c8769 | 1467 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
ea0a1f53 GM |
1468 | the previous value of that parameter, NEW_VALUE is the new |
1469 | value. */ | |
d62c8769 GM |
1470 | |
1471 | static void | |
1472 | x_set_screen_gamma (f, new_value, old_value) | |
1473 | struct frame *f; | |
1474 | Lisp_Object new_value, old_value; | |
1475 | { | |
1476 | if (NILP (new_value)) | |
1477 | f->gamma = 0; | |
1478 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1479 | /* The value 0.4545 is the normal viewing gamma. */ | |
1480 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1481 | else | |
1a948b17 | 1482 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1483 | Fcons (new_value, Qnil))); |
1484 | ||
1485 | clear_face_cache (0); | |
1486 | } | |
1487 | ||
1488 | ||
f676886a | 1489 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1490 | to set individual parameters. |
1491 | ||
fe24a618 | 1492 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1493 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1494 | In that case, just record the parameter's new value |
1495 | in the standard place; do not attempt to change the window. */ | |
1496 | ||
1497 | void | |
f676886a JB |
1498 | x_set_foreground_color (f, arg, oldval) |
1499 | struct frame *f; | |
01f1ba30 JB |
1500 | Lisp_Object arg, oldval; |
1501 | { | |
09393d07 GM |
1502 | struct x_output *x = f->output_data.x; |
1503 | unsigned long fg, old_fg; | |
a76206dc | 1504 | |
09393d07 GM |
1505 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1506 | old_fg = x->foreground_pixel; | |
1507 | x->foreground_pixel = fg; | |
a76206dc | 1508 | |
fe24a618 | 1509 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1510 | { |
09393d07 | 1511 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1512 | |
09393d07 GM |
1513 | BLOCK_INPUT; |
1514 | XSetForeground (dpy, x->normal_gc, fg); | |
1515 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1516 | |
09393d07 GM |
1517 | if (x->cursor_pixel == old_fg) |
1518 | { | |
1519 | unload_color (f, x->cursor_pixel); | |
1520 | x->cursor_pixel = x_copy_color (f, fg); | |
1521 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1522 | } | |
1523 | ||
01f1ba30 | 1524 | UNBLOCK_INPUT; |
09393d07 | 1525 | |
05c8abbe | 1526 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
09393d07 | 1527 | |
179956b9 | 1528 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1529 | redraw_frame (f); |
01f1ba30 | 1530 | } |
09393d07 GM |
1531 | |
1532 | unload_color (f, old_fg); | |
01f1ba30 JB |
1533 | } |
1534 | ||
1535 | void | |
f676886a JB |
1536 | x_set_background_color (f, arg, oldval) |
1537 | struct frame *f; | |
01f1ba30 JB |
1538 | Lisp_Object arg, oldval; |
1539 | { | |
09393d07 GM |
1540 | struct x_output *x = f->output_data.x; |
1541 | unsigned long bg; | |
01f1ba30 | 1542 | |
09393d07 GM |
1543 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1544 | unload_color (f, x->background_pixel); | |
1545 | x->background_pixel = bg; | |
a76206dc | 1546 | |
fe24a618 | 1547 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1548 | { |
09393d07 | 1549 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1550 | |
09393d07 GM |
1551 | BLOCK_INPUT; |
1552 | XSetBackground (dpy, x->normal_gc, bg); | |
1553 | XSetForeground (dpy, x->reverse_gc, bg); | |
1554 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1555 | XSetForeground (dpy, x->cursor_gc, bg); | |
1556 | ||
f76e0368 GM |
1557 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1558 | toolkit scroll bars. */ | |
1559 | { | |
1560 | Lisp_Object bar; | |
1561 | for (bar = FRAME_SCROLL_BARS (f); | |
1562 | !NILP (bar); | |
1563 | bar = XSCROLL_BAR (bar)->next) | |
1564 | { | |
1565 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1566 | XSetWindowBackground (dpy, window, bg); | |
1567 | } | |
1568 | } | |
1569 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1570 | |
09393d07 | 1571 | UNBLOCK_INPUT; |
05c8abbe | 1572 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1573 | |
179956b9 | 1574 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1575 | redraw_frame (f); |
01f1ba30 JB |
1576 | } |
1577 | } | |
1578 | ||
1579 | void | |
f676886a JB |
1580 | x_set_mouse_color (f, arg, oldval) |
1581 | struct frame *f; | |
01f1ba30 JB |
1582 | Lisp_Object arg, oldval; |
1583 | { | |
09393d07 GM |
1584 | struct x_output *x = f->output_data.x; |
1585 | Display *dpy = FRAME_X_DISPLAY (f); | |
95f80c78 | 1586 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
0af913d7 | 1587 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1588 | int count; |
51a1d2d8 | 1589 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1590 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1591 | |
51a1d2d8 | 1592 | /* Don't let pointers be invisible. */ |
09393d07 | 1593 | if (mask_color == pixel) |
bcf26b38 GM |
1594 | { |
1595 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1596 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1597 | } |
a76206dc | 1598 | |
09393d07 GM |
1599 | unload_color (f, x->mouse_pixel); |
1600 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1601 | |
1602 | BLOCK_INPUT; | |
fe24a618 | 1603 | |
eb8c3be9 | 1604 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1605 | count = x_catch_errors (dpy); |
fe24a618 | 1606 | |
09393d07 | 1607 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1608 | { |
b7826503 | 1609 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1610 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1611 | } |
1612 | else | |
09393d07 GM |
1613 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1614 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1615 | |
09393d07 | 1616 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1617 | { |
b7826503 | 1618 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1619 | nontext_cursor |
1620 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1621 | } |
1622 | else | |
09393d07 GM |
1623 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1624 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1625 | |
09393d07 | 1626 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1627 | { |
b7826503 | 1628 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1629 | hourglass_cursor |
1630 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1631 | } |
1632 | else | |
09393d07 GM |
1633 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1634 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
333b20bb | 1635 | |
09393d07 GM |
1636 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1637 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 | 1638 | { |
b7826503 | 1639 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1640 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1641 | } |
1642 | else | |
09393d07 GM |
1643 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1644 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1645 | |
09393d07 | 1646 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1647 | { |
b7826503 | 1648 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ca0ecbf5 | 1649 | cross_cursor |
09393d07 | 1650 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1651 | } |
1652 | else | |
09393d07 | 1653 | cross_cursor = XCreateFontCursor (dpy, XC_crosshair); |
01f1ba30 | 1654 | |
8fb4ec9c GM |
1655 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1656 | { | |
b7826503 | 1657 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1658 | horizontal_drag_cursor |
09393d07 | 1659 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1660 | } |
1661 | else | |
1662 | horizontal_drag_cursor | |
09393d07 | 1663 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1664 | |
fe24a618 | 1665 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1666 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1667 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1668 | |
01f1ba30 JB |
1669 | { |
1670 | XColor fore_color, back_color; | |
1671 | ||
09393d07 | 1672 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1673 | x_query_color (f, &fore_color); |
01f1ba30 | 1674 | back_color.pixel = mask_color; |
a31fedb7 GM |
1675 | x_query_color (f, &back_color); |
1676 | ||
09393d07 GM |
1677 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1678 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1679 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
1680 | XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color); | |
1681 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); | |
1682 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1683 | } |
01f1ba30 | 1684 | |
fe24a618 | 1685 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1686 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1687 | ||
1688 | if (cursor != x->text_cursor | |
1689 | && x->text_cursor != 0) | |
1690 | XFreeCursor (dpy, x->text_cursor); | |
1691 | x->text_cursor = cursor; | |
1692 | ||
1693 | if (nontext_cursor != x->nontext_cursor | |
1694 | && x->nontext_cursor != 0) | |
1695 | XFreeCursor (dpy, x->nontext_cursor); | |
1696 | x->nontext_cursor = nontext_cursor; | |
1697 | ||
1698 | if (hourglass_cursor != x->hourglass_cursor | |
1699 | && x->hourglass_cursor != 0) | |
1700 | XFreeCursor (dpy, x->hourglass_cursor); | |
1701 | x->hourglass_cursor = hourglass_cursor; | |
1702 | ||
1703 | if (mode_cursor != x->modeline_cursor | |
1704 | && x->modeline_cursor != 0) | |
1705 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1706 | x->modeline_cursor = mode_cursor; | |
333b20bb | 1707 | |
09393d07 GM |
1708 | if (cross_cursor != x->cross_cursor |
1709 | && x->cross_cursor != 0) | |
1710 | XFreeCursor (dpy, x->cross_cursor); | |
1711 | x->cross_cursor = cross_cursor; | |
01f1ba30 | 1712 | |
09393d07 GM |
1713 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1714 | && x->horizontal_drag_cursor != 0) | |
1715 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1716 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1717 | |
09393d07 | 1718 | XFlush (dpy); |
01f1ba30 | 1719 | UNBLOCK_INPUT; |
05c8abbe GM |
1720 | |
1721 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1722 | } |
1723 | ||
1724 | void | |
f676886a JB |
1725 | x_set_cursor_color (f, arg, oldval) |
1726 | struct frame *f; | |
01f1ba30 JB |
1727 | Lisp_Object arg, oldval; |
1728 | { | |
a76206dc | 1729 | unsigned long fore_pixel, pixel; |
10168ebb | 1730 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1731 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1732 | |
10168ebb GM |
1733 | if (!NILP (Vx_cursor_fore_pixel)) |
1734 | { | |
1735 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1736 | WHITE_PIX_DEFAULT (f)); | |
1737 | fore_pixel_allocated_p = 1; | |
1738 | } | |
01f1ba30 | 1739 | else |
09393d07 | 1740 | fore_pixel = x->background_pixel; |
10168ebb | 1741 | |
a76206dc | 1742 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1743 | pixel_allocated_p = 1; |
a76206dc | 1744 | |
f9942c9e | 1745 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1746 | if (pixel == x->background_pixel) |
01f1ba30 | 1747 | { |
10168ebb GM |
1748 | if (pixel_allocated_p) |
1749 | { | |
1750 | x_free_colors (f, &pixel, 1); | |
1751 | pixel_allocated_p = 0; | |
1752 | } | |
1753 | ||
09393d07 | 1754 | pixel = x->mouse_pixel; |
a76206dc | 1755 | if (pixel == fore_pixel) |
10168ebb GM |
1756 | { |
1757 | if (fore_pixel_allocated_p) | |
1758 | { | |
1759 | x_free_colors (f, &fore_pixel, 1); | |
1760 | fore_pixel_allocated_p = 0; | |
1761 | } | |
09393d07 | 1762 | fore_pixel = x->background_pixel; |
10168ebb | 1763 | } |
01f1ba30 | 1764 | } |
a76206dc | 1765 | |
09393d07 | 1766 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1767 | if (!fore_pixel_allocated_p) |
1768 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1769 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1770 | |
09393d07 | 1771 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1772 | if (!pixel_allocated_p) |
1773 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1774 | x->cursor_pixel = pixel; |
a76206dc | 1775 | |
fe24a618 | 1776 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1777 | { |
01f1ba30 | 1778 | BLOCK_INPUT; |
09393d07 GM |
1779 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1780 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1781 | UNBLOCK_INPUT; |
01f1ba30 | 1782 | |
179956b9 | 1783 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1784 | { |
cedadcfa RS |
1785 | x_update_cursor (f, 0); |
1786 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1787 | } |
1788 | } | |
05c8abbe GM |
1789 | |
1790 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1791 | } |
943b580d | 1792 | \f |
f676886a | 1793 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1794 | ARG can be a string naming a color. |
1795 | The border-color is used for the border that is drawn by the X server. | |
1796 | Note that this does not fully take effect if done before | |
f676886a | 1797 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1798 | |
1799 | Note: this is done in two routines because of the way X10 works. | |
1800 | ||
1801 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1802 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1803 | |
1804 | void | |
f676886a JB |
1805 | x_set_border_color (f, arg, oldval) |
1806 | struct frame *f; | |
01f1ba30 JB |
1807 | Lisp_Object arg, oldval; |
1808 | { | |
01f1ba30 JB |
1809 | int pix; |
1810 | ||
b7826503 | 1811 | CHECK_STRING (arg); |
b9dc4443 | 1812 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1813 | x_set_border_pixel (f, pix); |
05c8abbe | 1814 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1815 | } |
1816 | ||
f676886a | 1817 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1818 | Note that this does not fully take effect if done before |
f676886a | 1819 | F has an x-window. */ |
01f1ba30 | 1820 | |
968b1234 | 1821 | void |
f676886a JB |
1822 | x_set_border_pixel (f, pix) |
1823 | struct frame *f; | |
01f1ba30 JB |
1824 | int pix; |
1825 | { | |
a76206dc | 1826 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1827 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1828 | |
7556890b | 1829 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1830 | { |
01f1ba30 | 1831 | BLOCK_INPUT; |
b9dc4443 | 1832 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1833 | (unsigned long)pix); |
01f1ba30 JB |
1834 | UNBLOCK_INPUT; |
1835 | ||
179956b9 | 1836 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1837 | redraw_frame (f); |
01f1ba30 JB |
1838 | } |
1839 | } | |
1840 | ||
0d1469d6 GM |
1841 | |
1842 | /* Value is the internal representation of the specified cursor type | |
1843 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1844 | of the bar cursor. */ | |
1845 | ||
1846 | enum text_cursor_kinds | |
1847 | x_specified_cursor_type (arg, width) | |
1848 | Lisp_Object arg; | |
1849 | int *width; | |
dbc4e1c1 | 1850 | { |
0d1469d6 GM |
1851 | enum text_cursor_kinds type; |
1852 | ||
dbc4e1c1 | 1853 | if (EQ (arg, Qbar)) |
c3211206 | 1854 | { |
0d1469d6 GM |
1855 | type = BAR_CURSOR; |
1856 | *width = 2; | |
c3211206 | 1857 | } |
08ac8554 GM |
1858 | else if (CONSP (arg) |
1859 | && EQ (XCAR (arg), Qbar) | |
1860 | && INTEGERP (XCDR (arg)) | |
1861 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1862 | { |
0d1469d6 GM |
1863 | type = BAR_CURSOR; |
1864 | *width = XINT (XCDR (arg)); | |
c3211206 | 1865 | } |
08ac8554 | 1866 | else if (NILP (arg)) |
0d1469d6 | 1867 | type = NO_CURSOR; |
dbc4e1c1 | 1868 | else |
c3211206 RS |
1869 | /* Treat anything unknown as "box cursor". |
1870 | It was bad to signal an error; people have trouble fixing | |
1871 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1872 | type = FILLED_BOX_CURSOR; |
1873 | ||
1874 | return type; | |
1875 | } | |
1876 | ||
1877 | void | |
1878 | x_set_cursor_type (f, arg, oldval) | |
1879 | FRAME_PTR f; | |
1880 | Lisp_Object arg, oldval; | |
1881 | { | |
1882 | int width; | |
1883 | ||
1884 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1885 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1886 | |
1887 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1888 | often do people change cursor types? */ | |
1889 | update_mode_lines++; | |
1890 | } | |
943b580d | 1891 | \f |
01f1ba30 | 1892 | void |
f676886a JB |
1893 | x_set_icon_type (f, arg, oldval) |
1894 | struct frame *f; | |
01f1ba30 JB |
1895 | Lisp_Object arg, oldval; |
1896 | { | |
01f1ba30 JB |
1897 | int result; |
1898 | ||
203c1d73 RS |
1899 | if (STRINGP (arg)) |
1900 | { | |
1901 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1902 | return; | |
1903 | } | |
1904 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1905 | return; |
1906 | ||
1907 | BLOCK_INPUT; | |
265a9e55 | 1908 | if (NILP (arg)) |
80534dd6 | 1909 | result = x_text_icon (f, |
f468da95 RS |
1910 | (char *) XSTRING ((!NILP (f->icon_name) |
1911 | ? f->icon_name | |
80534dd6 | 1912 | : f->name))->data); |
f1c7b5a6 RS |
1913 | else |
1914 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1915 | |
1916 | if (result) | |
1917 | { | |
01f1ba30 | 1918 | UNBLOCK_INPUT; |
0fb53770 | 1919 | error ("No icon window available"); |
01f1ba30 JB |
1920 | } |
1921 | ||
b9dc4443 | 1922 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1923 | UNBLOCK_INPUT; |
1924 | } | |
1925 | ||
f1c7b5a6 | 1926 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1927 | |
f1c7b5a6 | 1928 | Lisp_Object |
0fb53770 RS |
1929 | x_icon_type (f) |
1930 | FRAME_PTR f; | |
1931 | { | |
1932 | Lisp_Object tem; | |
1933 | ||
1934 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1935 | if (CONSP (tem)) |
8e713be6 | 1936 | return XCDR (tem); |
f1c7b5a6 RS |
1937 | else |
1938 | return Qnil; | |
0fb53770 RS |
1939 | } |
1940 | ||
80534dd6 KH |
1941 | void |
1942 | x_set_icon_name (f, arg, oldval) | |
1943 | struct frame *f; | |
1944 | Lisp_Object arg, oldval; | |
1945 | { | |
80534dd6 KH |
1946 | int result; |
1947 | ||
1948 | if (STRINGP (arg)) | |
1949 | { | |
1950 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1951 | return; | |
1952 | } | |
1953 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1954 | return; | |
1955 | ||
f468da95 | 1956 | f->icon_name = arg; |
80534dd6 | 1957 | |
7556890b | 1958 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1959 | return; |
1960 | ||
1961 | BLOCK_INPUT; | |
1962 | ||
1963 | result = x_text_icon (f, | |
f468da95 RS |
1964 | (char *) XSTRING ((!NILP (f->icon_name) |
1965 | ? f->icon_name | |
943b580d RS |
1966 | : !NILP (f->title) |
1967 | ? f->title | |
80534dd6 KH |
1968 | : f->name))->data); |
1969 | ||
1970 | if (result) | |
1971 | { | |
1972 | UNBLOCK_INPUT; | |
1973 | error ("No icon window available"); | |
1974 | } | |
1975 | ||
80534dd6 KH |
1976 | XFlush (FRAME_X_DISPLAY (f)); |
1977 | UNBLOCK_INPUT; | |
1978 | } | |
943b580d | 1979 | \f |
01f1ba30 | 1980 | void |
f676886a JB |
1981 | x_set_font (f, arg, oldval) |
1982 | struct frame *f; | |
01f1ba30 JB |
1983 | Lisp_Object arg, oldval; |
1984 | { | |
ea96210c | 1985 | Lisp_Object result; |
942ea06d | 1986 | Lisp_Object fontset_name; |
a367641f | 1987 | Lisp_Object frame; |
57c5889c | 1988 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 | 1989 | |
b7826503 | 1990 | CHECK_STRING (arg); |
01f1ba30 | 1991 | |
49965a29 | 1992 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1993 | |
01f1ba30 | 1994 | BLOCK_INPUT; |
942ea06d KH |
1995 | result = (STRINGP (fontset_name) |
1996 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1997 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1998 | UNBLOCK_INPUT; |
1999 | ||
ea96210c | 2000 | if (EQ (result, Qnil)) |
1c59f5df | 2001 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 2002 | else if (EQ (result, Qt)) |
26e18ed9 | 2003 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
2004 | else if (STRINGP (result)) |
2005 | { | |
57c5889c GM |
2006 | if (STRINGP (fontset_name)) |
2007 | { | |
2008 | /* Fontset names are built from ASCII font names, so the | |
2009 | names may be equal despite there was a change. */ | |
2010 | if (old_fontset == f->output_data.x->fontset) | |
2011 | return; | |
2012 | } | |
2013 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 2014 | return; |
57c5889c | 2015 | |
ea96210c | 2016 | store_frame_param (f, Qfont, result); |
333b20bb | 2017 | recompute_basic_faces (f); |
ea96210c JB |
2018 | } |
2019 | else | |
2020 | abort (); | |
a367641f | 2021 | |
8938a4fb | 2022 | do_pending_window_change (0); |
95aa0336 | 2023 | |
333b20bb GM |
2024 | /* Don't call `face-set-after-frame-default' when faces haven't been |
2025 | initialized yet. This is the case when called from | |
2026 | Fx_create_frame. In that case, the X widget or window doesn't | |
2027 | exist either, and we can end up in x_report_frame_params with a | |
2028 | null widget which gives a segfault. */ | |
2029 | if (FRAME_FACE_CACHE (f)) | |
2030 | { | |
2031 | XSETFRAME (frame, f); | |
2032 | call1 (Qface_set_after_frame_default, frame); | |
2033 | } | |
01f1ba30 JB |
2034 | } |
2035 | ||
b3ba0aa8 KS |
2036 | static void |
2037 | x_set_fringe_width (f, new_value, old_value) | |
2038 | struct frame *f; | |
2039 | Lisp_Object new_value, old_value; | |
2040 | { | |
2041 | x_compute_fringe_widths (f, 1); | |
2042 | } | |
2043 | ||
01f1ba30 | 2044 | void |
f676886a JB |
2045 | x_set_border_width (f, arg, oldval) |
2046 | struct frame *f; | |
01f1ba30 JB |
2047 | Lisp_Object arg, oldval; |
2048 | { | |
b7826503 | 2049 | CHECK_NUMBER (arg); |
01f1ba30 | 2050 | |
7556890b | 2051 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
2052 | return; |
2053 | ||
fe24a618 | 2054 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
2055 | error ("Cannot change the border width of a window"); |
2056 | ||
7556890b | 2057 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
2058 | } |
2059 | ||
2060 | void | |
f676886a JB |
2061 | x_set_internal_border_width (f, arg, oldval) |
2062 | struct frame *f; | |
01f1ba30 JB |
2063 | Lisp_Object arg, oldval; |
2064 | { | |
7556890b | 2065 | int old = f->output_data.x->internal_border_width; |
01f1ba30 | 2066 | |
b7826503 | 2067 | CHECK_NUMBER (arg); |
7556890b RS |
2068 | f->output_data.x->internal_border_width = XINT (arg); |
2069 | if (f->output_data.x->internal_border_width < 0) | |
2070 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 2071 | |
d3b06468 | 2072 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 2073 | if (f->output_data.x->edit_widget) |
968b1234 | 2074 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 2075 | #endif |
2a8a07d4 | 2076 | |
7556890b | 2077 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
2078 | return; |
2079 | ||
fe24a618 | 2080 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 2081 | { |
363f7e15 | 2082 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 2083 | SET_FRAME_GARBAGED (f); |
8938a4fb | 2084 | do_pending_window_change (0); |
01f1ba30 | 2085 | } |
ea42193a GM |
2086 | else |
2087 | SET_FRAME_GARBAGED (f); | |
01f1ba30 JB |
2088 | } |
2089 | ||
d043f1a4 RS |
2090 | void |
2091 | x_set_visibility (f, value, oldval) | |
2092 | struct frame *f; | |
2093 | Lisp_Object value, oldval; | |
2094 | { | |
2095 | Lisp_Object frame; | |
191ed777 | 2096 | XSETFRAME (frame, f); |
d043f1a4 RS |
2097 | |
2098 | if (NILP (value)) | |
363f7e15 | 2099 | Fmake_frame_invisible (frame, Qt); |
49795535 | 2100 | else if (EQ (value, Qicon)) |
d043f1a4 | 2101 | Ficonify_frame (frame); |
49795535 JB |
2102 | else |
2103 | Fmake_frame_visible (frame); | |
d043f1a4 | 2104 | } |
52de7ce9 | 2105 | |
943b580d | 2106 | \f |
52de7ce9 GM |
2107 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
2108 | ||
d043f1a4 | 2109 | static void |
52de7ce9 | 2110 | x_change_window_heights (window, n) |
d043f1a4 RS |
2111 | Lisp_Object window; |
2112 | int n; | |
2113 | { | |
47c0f58b | 2114 | struct window *w = XWINDOW (window); |
d043f1a4 | 2115 | |
e33f7330 KH |
2116 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
2117 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 2118 | |
4336c705 GM |
2119 | if (INTEGERP (w->orig_top)) |
2120 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2121 | if (INTEGERP (w->orig_height)) | |
2122 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2123 | ||
47c0f58b RS |
2124 | /* Handle just the top child in a vertical split. */ |
2125 | if (!NILP (w->vchild)) | |
52de7ce9 | 2126 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 2127 | |
47c0f58b RS |
2128 | /* Adjust all children in a horizontal split. */ |
2129 | for (window = w->hchild; !NILP (window); window = w->next) | |
2130 | { | |
2131 | w = XWINDOW (window); | |
52de7ce9 | 2132 | x_change_window_heights (window, n); |
d043f1a4 RS |
2133 | } |
2134 | } | |
2135 | ||
2136 | void | |
2137 | x_set_menu_bar_lines (f, value, oldval) | |
2138 | struct frame *f; | |
2139 | Lisp_Object value, oldval; | |
2140 | { | |
2141 | int nlines; | |
b6d7acec | 2142 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 2143 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 2144 | #endif |
d043f1a4 | 2145 | |
f64ba6ea JB |
2146 | /* Right now, menu bars don't work properly in minibuf-only frames; |
2147 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 2148 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 2149 | in or split the minibuffer window. */ |
519066d2 | 2150 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2151 | return; |
2152 | ||
6a5e54e2 | 2153 | if (INTEGERP (value)) |
d043f1a4 RS |
2154 | nlines = XINT (value); |
2155 | else | |
2156 | nlines = 0; | |
2157 | ||
3d09b6be RS |
2158 | /* Make sure we redisplay all windows in this frame. */ |
2159 | windows_or_buffers_changed++; | |
2160 | ||
9ef48a9d RS |
2161 | #ifdef USE_X_TOOLKIT |
2162 | FRAME_MENU_BAR_LINES (f) = 0; | |
2163 | if (nlines) | |
0d8ef3f4 RS |
2164 | { |
2165 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2166 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2167 | /* Make sure next redisplay shows the menu bar. */ |
2168 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2169 | } | |
9ef48a9d RS |
2170 | else |
2171 | { | |
6bc20398 FP |
2172 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2173 | free_frame_menubar (f); | |
9ef48a9d | 2174 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2175 | if (FRAME_X_P (f)) |
2176 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2177 | } |
2178 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2179 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2180 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2181 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2182 | adjust_glyphs (f); |
2183 | } | |
2184 | ||
2185 | ||
2186 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2187 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2188 | is the old number of tool bar lines. This function changes the | |
2189 | height of all windows on frame F to match the new tool bar height. | |
2190 | The frame's height doesn't change. */ | |
2191 | ||
2192 | void | |
9ea173e8 | 2193 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2194 | struct frame *f; |
2195 | Lisp_Object value, oldval; | |
2196 | { | |
52de7ce9 GM |
2197 | int delta, nlines, root_height; |
2198 | Lisp_Object root_window; | |
333b20bb | 2199 | |
e870b7ba GM |
2200 | /* Treat tool bars like menu bars. */ |
2201 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2202 | return; | |
2203 | ||
333b20bb GM |
2204 | /* Use VALUE only if an integer >= 0. */ |
2205 | if (INTEGERP (value) && XINT (value) >= 0) | |
2206 | nlines = XFASTINT (value); | |
2207 | else | |
2208 | nlines = 0; | |
2209 | ||
2210 | /* Make sure we redisplay all windows in this frame. */ | |
2211 | ++windows_or_buffers_changed; | |
2212 | ||
9ea173e8 | 2213 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2214 | |
2215 | /* Don't resize the tool-bar to more than we have room for. */ | |
2216 | root_window = FRAME_ROOT_WINDOW (f); | |
2217 | root_height = XINT (XWINDOW (root_window)->height); | |
2218 | if (root_height - delta < 1) | |
2219 | { | |
2220 | delta = root_height - 1; | |
2221 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2222 | } | |
2223 | ||
9ea173e8 | 2224 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2225 | x_change_window_heights (root_window, delta); |
333b20bb | 2226 | adjust_glyphs (f); |
ccba751c GM |
2227 | |
2228 | /* We also have to make sure that the internal border at the top of | |
2229 | the frame, below the menu bar or tool bar, is redrawn when the | |
2230 | tool bar disappears. This is so because the internal border is | |
2231 | below the tool bar if one is displayed, but is below the menu bar | |
2232 | if there isn't a tool bar. The tool bar draws into the area | |
2233 | below the menu bar. */ | |
2234 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2235 | { | |
2236 | updating_frame = f; | |
2237 | clear_frame (); | |
fb3cd89b | 2238 | clear_current_matrices (f); |
ccba751c GM |
2239 | updating_frame = NULL; |
2240 | } | |
b6f91066 GM |
2241 | |
2242 | /* If the tool bar gets smaller, the internal border below it | |
2243 | has to be cleared. It was formerly part of the display | |
2244 | of the larger tool bar, and updating windows won't clear it. */ | |
2245 | if (delta < 0) | |
2246 | { | |
2247 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2248 | int width = PIXEL_WIDTH (f); | |
2249 | int y = nlines * CANON_Y_UNIT (f); | |
2250 | ||
2251 | BLOCK_INPUT; | |
161d30fd GM |
2252 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2253 | 0, y, width, height, False); | |
b6f91066 | 2254 | UNBLOCK_INPUT; |
ddc24747 GM |
2255 | |
2256 | if (WINDOWP (f->tool_bar_window)) | |
2257 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2258 | } |
333b20bb GM |
2259 | } |
2260 | ||
2261 | ||
2262 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2263 | VALUE should be a string, a color name. If it isn't a string or | |
2264 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2265 | the frame parameter. */ | |
2266 | ||
2267 | void | |
2268 | x_set_scroll_bar_foreground (f, value, oldval) | |
2269 | struct frame *f; | |
2270 | Lisp_Object value, oldval; | |
2271 | { | |
2272 | unsigned long pixel; | |
2273 | ||
2274 | if (STRINGP (value)) | |
2275 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2276 | else | |
2277 | pixel = -1; | |
2278 | ||
2279 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2280 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2281 | ||
2282 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2283 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2284 | { | |
2285 | /* Remove all scroll bars because they have wrong colors. */ | |
2286 | if (condemn_scroll_bars_hook) | |
2287 | (*condemn_scroll_bars_hook) (f); | |
2288 | if (judge_scroll_bars_hook) | |
2289 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2290 | |
2291 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2292 | redraw_frame (f); |
2293 | } | |
2294 | } | |
2295 | ||
2296 | ||
2297 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2298 | should be a string, a color name. If it isn't a string or isn't a | |
2299 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2300 | parameter. */ | |
2301 | ||
2302 | void | |
2303 | x_set_scroll_bar_background (f, value, oldval) | |
2304 | struct frame *f; | |
2305 | Lisp_Object value, oldval; | |
2306 | { | |
2307 | unsigned long pixel; | |
2308 | ||
2309 | if (STRINGP (value)) | |
2310 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2311 | else | |
2312 | pixel = -1; | |
2313 | ||
2314 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2315 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2316 | ||
f15340b7 MB |
2317 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2318 | /* Scrollbar shadow colors. */ | |
2319 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
2320 | { | |
2321 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
2322 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
2323 | } | |
2324 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
2325 | { | |
2326 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
2327 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
2328 | } | |
2329 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
2330 | ||
333b20bb GM |
2331 | f->output_data.x->scroll_bar_background_pixel = pixel; |
2332 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2333 | { | |
2334 | /* Remove all scroll bars because they have wrong colors. */ | |
2335 | if (condemn_scroll_bars_hook) | |
2336 | (*condemn_scroll_bars_hook) (f); | |
2337 | if (judge_scroll_bars_hook) | |
2338 | (*judge_scroll_bars_hook) (f); | |
2339 | ||
05c8abbe | 2340 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2341 | redraw_frame (f); |
2342 | } | |
d043f1a4 | 2343 | } |
333b20bb | 2344 | |
943b580d | 2345 | \f |
3a258507 | 2346 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2347 | XICCC (X Inter Client Communication Conventions). |
2348 | ||
2349 | If STRING contains only ASCII characters, do no conversion and | |
2350 | return the string data of STRING. Otherwise, encode the text by | |
2351 | CODING_SYSTEM, and return a newly allocated memory area which | |
2352 | should be freed by `xfree' by a caller. | |
2353 | ||
37323f34 EZ |
2354 | SELECTIONP non-zero means the string is being encoded for an X |
2355 | selection, so it is safe to run pre-write conversions (which | |
2356 | may run Lisp code). | |
2357 | ||
96db09e4 KH |
2358 | Store the byte length of resulting text in *TEXT_BYTES. |
2359 | ||
d60660d6 | 2360 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2361 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2362 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2363 | the result should be `COMPOUND_TEXT'. */ |
2364 | ||
2365 | unsigned char * | |
37323f34 | 2366 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 2367 | Lisp_Object string, coding_system; |
d60660d6 | 2368 | int *text_bytes, *stringp; |
37323f34 | 2369 | int selectionp; |
96db09e4 KH |
2370 | { |
2371 | unsigned char *str = XSTRING (string)->data; | |
2372 | int chars = XSTRING (string)->size; | |
2373 | int bytes = STRING_BYTES (XSTRING (string)); | |
2374 | int charset_info; | |
2375 | int bufsize; | |
2376 | unsigned char *buf; | |
2377 | struct coding_system coding; | |
2378 | ||
2379 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2380 | if (charset_info == 0) | |
2381 | { | |
2382 | /* No multibyte character in OBJ. We need not encode it. */ | |
2383 | *text_bytes = bytes; | |
d60660d6 | 2384 | *stringp = 1; |
96db09e4 KH |
2385 | return str; |
2386 | } | |
2387 | ||
2388 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
2389 | if (selectionp |
2390 | && SYMBOLP (coding.pre_write_conversion) | |
2391 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
2392 | { | |
2393 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
2394 | str = XSTRING (string)->data; | |
2395 | chars = XSTRING (string)->size; | |
2396 | bytes = STRING_BYTES (XSTRING (string)); | |
2397 | } | |
96db09e4 KH |
2398 | coding.src_multibyte = 1; |
2399 | coding.dst_multibyte = 0; | |
2400 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2401 | if (coding.type == coding_type_iso2022) |
2402 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2403 | /* We suppress producing escape sequences for composition. */ |
2404 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2405 | bufsize = encoding_buffer_size (&coding, bytes); |
2406 | buf = (unsigned char *) xmalloc (bufsize); | |
2407 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2408 | *text_bytes = coding.produced; | |
d60660d6 | 2409 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2410 | return buf; |
2411 | } | |
2412 | ||
2413 | \f | |
75f9d625 | 2414 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2415 | x_id_name. |
2416 | ||
2417 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2418 | name; if NAME is a string, set F's name to NAME and set |
2419 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2420 | |
2421 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2422 | suggesting a new name, which lisp code should override; if | |
2423 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2424 | ||
2425 | void | |
2426 | x_set_name (f, name, explicit) | |
2427 | struct frame *f; | |
2428 | Lisp_Object name; | |
2429 | int explicit; | |
2430 | { | |
2431 | /* Make sure that requests from lisp code override requests from | |
2432 | Emacs redisplay code. */ | |
2433 | if (explicit) | |
2434 | { | |
2435 | /* If we're switching from explicit to implicit, we had better | |
2436 | update the mode lines and thereby update the title. */ | |
2437 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2438 | update_mode_lines = 1; |
f945b920 JB |
2439 | |
2440 | f->explicit_name = ! NILP (name); | |
2441 | } | |
2442 | else if (f->explicit_name) | |
2443 | return; | |
2444 | ||
2445 | /* If NAME is nil, set the name to the x_id_name. */ | |
2446 | if (NILP (name)) | |
f10f0b79 RS |
2447 | { |
2448 | /* Check for no change needed in this very common case | |
2449 | before we do any consing. */ | |
08a90d6a RS |
2450 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2451 | XSTRING (f->name)->data)) | |
f10f0b79 | 2452 | return; |
08a90d6a | 2453 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2454 | } |
62265f1c | 2455 | else |
b7826503 | 2456 | CHECK_STRING (name); |
01f1ba30 | 2457 | |
f945b920 JB |
2458 | /* Don't change the name if it's already NAME. */ |
2459 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2460 | return; |
2461 | ||
943b580d RS |
2462 | f->name = name; |
2463 | ||
2464 | /* For setting the frame title, the title parameter should override | |
2465 | the name parameter. */ | |
2466 | if (! NILP (f->title)) | |
2467 | name = f->title; | |
2468 | ||
fe24a618 | 2469 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2470 | { |
01f1ba30 | 2471 | BLOCK_INPUT; |
fe24a618 JB |
2472 | #ifdef HAVE_X11R4 |
2473 | { | |
80534dd6 | 2474 | XTextProperty text, icon; |
d60660d6 | 2475 | int bytes, stringp; |
11270583 | 2476 | Lisp_Object coding_system; |
80534dd6 | 2477 | |
11270583 KH |
2478 | coding_system = Vlocale_coding_system; |
2479 | if (NILP (coding_system)) | |
2480 | coding_system = Qcompound_text; | |
37323f34 | 2481 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2482 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2483 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2484 | text.format = 8; |
96db09e4 | 2485 | text.nitems = bytes; |
80534dd6 | 2486 | |
96db09e4 KH |
2487 | if (NILP (f->icon_name)) |
2488 | { | |
2489 | icon = text; | |
2490 | } | |
2491 | else | |
2492 | { | |
37323f34 | 2493 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2494 | &bytes, &stringp); |
2495 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2496 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2497 | icon.format = 8; | |
2498 | icon.nitems = bytes; | |
2499 | } | |
9ef48a9d | 2500 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2501 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2502 | XtWindow (f->output_data.x->widget), &text); |
2503 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2504 | &icon); |
9ef48a9d | 2505 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2506 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2507 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2508 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2509 | if (!NILP (f->icon_name) |
2510 | && icon.value != XSTRING (f->icon_name)->data) | |
2511 | xfree (icon.value); | |
2512 | if (text.value != XSTRING (name)->data) | |
2513 | xfree (text.value); | |
fe24a618 | 2514 | } |
9ef48a9d | 2515 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2516 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2517 | XSTRING (name)->data); |
b9dc4443 | 2518 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2519 | XSTRING (name)->data); |
9ef48a9d | 2520 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2521 | UNBLOCK_INPUT; |
2522 | } | |
f945b920 JB |
2523 | } |
2524 | ||
2525 | /* This function should be called when the user's lisp code has | |
2526 | specified a name for the frame; the name will override any set by the | |
2527 | redisplay code. */ | |
2528 | void | |
2529 | x_explicitly_set_name (f, arg, oldval) | |
2530 | FRAME_PTR f; | |
2531 | Lisp_Object arg, oldval; | |
2532 | { | |
2533 | x_set_name (f, arg, 1); | |
2534 | } | |
2535 | ||
2536 | /* This function should be called by Emacs redisplay code to set the | |
2537 | name; names set this way will never override names set by the user's | |
2538 | lisp code. */ | |
25250031 | 2539 | void |
f945b920 JB |
2540 | x_implicitly_set_name (f, arg, oldval) |
2541 | FRAME_PTR f; | |
2542 | Lisp_Object arg, oldval; | |
2543 | { | |
2544 | x_set_name (f, arg, 0); | |
01f1ba30 | 2545 | } |
943b580d RS |
2546 | \f |
2547 | /* Change the title of frame F to NAME. | |
2548 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2549 | |
943b580d RS |
2550 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2551 | name; if NAME is a string, set F's name to NAME and set | |
2552 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2553 | ||
2554 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2555 | suggesting a new name, which lisp code should override; if | |
2556 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2557 | ||
2558 | void | |
d62c8769 | 2559 | x_set_title (f, name, old_name) |
943b580d | 2560 | struct frame *f; |
d62c8769 | 2561 | Lisp_Object name, old_name; |
943b580d RS |
2562 | { |
2563 | /* Don't change the title if it's already NAME. */ | |
2564 | if (EQ (name, f->title)) | |
2565 | return; | |
2566 | ||
2567 | update_mode_lines = 1; | |
2568 | ||
2569 | f->title = name; | |
2570 | ||
2571 | if (NILP (name)) | |
2572 | name = f->name; | |
beb403b3 | 2573 | else |
b7826503 | 2574 | CHECK_STRING (name); |
943b580d RS |
2575 | |
2576 | if (FRAME_X_WINDOW (f)) | |
2577 | { | |
2578 | BLOCK_INPUT; | |
2579 | #ifdef HAVE_X11R4 | |
2580 | { | |
2581 | XTextProperty text, icon; | |
d60660d6 | 2582 | int bytes, stringp; |
11270583 | 2583 | Lisp_Object coding_system; |
943b580d | 2584 | |
11270583 KH |
2585 | coding_system = Vlocale_coding_system; |
2586 | if (NILP (coding_system)) | |
2587 | coding_system = Qcompound_text; | |
37323f34 | 2588 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2589 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2590 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2591 | text.format = 8; |
96db09e4 | 2592 | text.nitems = bytes; |
943b580d | 2593 | |
96db09e4 KH |
2594 | if (NILP (f->icon_name)) |
2595 | { | |
2596 | icon = text; | |
2597 | } | |
2598 | else | |
2599 | { | |
37323f34 | 2600 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2601 | &bytes, &stringp); |
2602 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2603 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2604 | icon.format = 8; | |
2605 | icon.nitems = bytes; | |
2606 | } | |
943b580d RS |
2607 | #ifdef USE_X_TOOLKIT |
2608 | XSetWMName (FRAME_X_DISPLAY (f), | |
2609 | XtWindow (f->output_data.x->widget), &text); | |
2610 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2611 | &icon); | |
2612 | #else /* not USE_X_TOOLKIT */ | |
2613 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2614 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2615 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2616 | if (!NILP (f->icon_name) |
2617 | && icon.value != XSTRING (f->icon_name)->data) | |
2618 | xfree (icon.value); | |
2619 | if (text.value != XSTRING (name)->data) | |
2620 | xfree (text.value); | |
943b580d RS |
2621 | } |
2622 | #else /* not HAVE_X11R4 */ | |
2623 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2624 | XSTRING (name)->data); | |
2625 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2626 | XSTRING (name)->data); | |
2627 | #endif /* not HAVE_X11R4 */ | |
2628 | UNBLOCK_INPUT; | |
2629 | } | |
2630 | } | |
2631 | \f | |
01f1ba30 | 2632 | void |
f676886a JB |
2633 | x_set_autoraise (f, arg, oldval) |
2634 | struct frame *f; | |
01f1ba30 JB |
2635 | Lisp_Object arg, oldval; |
2636 | { | |
f676886a | 2637 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2638 | } |
2639 | ||
2640 | void | |
f676886a JB |
2641 | x_set_autolower (f, arg, oldval) |
2642 | struct frame *f; | |
01f1ba30 JB |
2643 | Lisp_Object arg, oldval; |
2644 | { | |
f676886a | 2645 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2646 | } |
179956b9 | 2647 | |
eac358ef KH |
2648 | void |
2649 | x_set_unsplittable (f, arg, oldval) | |
2650 | struct frame *f; | |
2651 | Lisp_Object arg, oldval; | |
2652 | { | |
2653 | f->no_split = !NILP (arg); | |
2654 | } | |
2655 | ||
179956b9 | 2656 | void |
a3c87d4e | 2657 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2658 | struct frame *f; |
2659 | Lisp_Object arg, oldval; | |
2660 | { | |
1ab3d87e RS |
2661 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2662 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2663 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2664 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2665 | { |
1ab3d87e RS |
2666 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2667 | = (NILP (arg) | |
2668 | ? vertical_scroll_bar_none | |
2669 | : EQ (Qright, arg) | |
2670 | ? vertical_scroll_bar_right | |
2671 | : vertical_scroll_bar_left); | |
179956b9 | 2672 | |
cf177271 JB |
2673 | /* We set this parameter before creating the X window for the |
2674 | frame, so we can get the geometry right from the start. | |
2675 | However, if the window hasn't been created yet, we shouldn't | |
2676 | call x_set_window_size. */ | |
2677 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2678 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2679 | do_pending_window_change (0); |
179956b9 JB |
2680 | } |
2681 | } | |
4701395c KH |
2682 | |
2683 | void | |
2684 | x_set_scroll_bar_width (f, arg, oldval) | |
2685 | struct frame *f; | |
2686 | Lisp_Object arg, oldval; | |
2687 | { | |
a672c74d RS |
2688 | int wid = FONT_WIDTH (f->output_data.x->font); |
2689 | ||
dff9a538 KH |
2690 | if (NILP (arg)) |
2691 | { | |
c6e9d03b GM |
2692 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2693 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2694 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2695 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2696 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2697 | #else | |
2698 | /* Make the actual width at least 14 pixels and a multiple of a | |
2699 | character width. */ | |
a672c74d | 2700 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2701 | |
2702 | /* Use all of that space (aside from required margins) for the | |
2703 | scroll bar. */ | |
dff9a538 | 2704 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2705 | #endif |
a672c74d | 2706 | |
a90ab372 RS |
2707 | if (FRAME_X_WINDOW (f)) |
2708 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2709 | do_pending_window_change (0); |
dff9a538 KH |
2710 | } |
2711 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2712 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2713 | { |
09d8c7ac RS |
2714 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2715 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2716 | |
4701395c KH |
2717 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2718 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2719 | if (FRAME_X_WINDOW (f)) | |
2720 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2721 | } | |
dca97592 | 2722 | |
8938a4fb | 2723 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2724 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2725 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2726 | } |
333b20bb GM |
2727 | |
2728 | ||
01f1ba30 | 2729 | \f |
f676886a | 2730 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2731 | |
b7975ee4 KH |
2732 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2733 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2734 | ||
d387c960 JB |
2735 | static void |
2736 | validate_x_resource_name () | |
2737 | { | |
333b20bb | 2738 | int len = 0; |
0e78b377 RS |
2739 | /* Number of valid characters in the resource name. */ |
2740 | int good_count = 0; | |
2741 | /* Number of invalid characters in the resource name. */ | |
2742 | int bad_count = 0; | |
2743 | Lisp_Object new; | |
2744 | int i; | |
2745 | ||
498e9ac3 RS |
2746 | if (!STRINGP (Vx_resource_class)) |
2747 | Vx_resource_class = build_string (EMACS_CLASS); | |
2748 | ||
cf204347 RS |
2749 | if (STRINGP (Vx_resource_name)) |
2750 | { | |
cf204347 RS |
2751 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2752 | int i; | |
2753 | ||
fc932ac6 | 2754 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2755 | |
2756 | /* Only letters, digits, - and _ are valid in resource names. | |
2757 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2758 | for (i = 0; i < len; i++) |
2759 | { | |
2760 | int c = p[i]; | |
2761 | if (! ((c >= 'a' && c <= 'z') | |
2762 | || (c >= 'A' && c <= 'Z') | |
2763 | || (c >= '0' && c <= '9') | |
2764 | || c == '-' || c == '_')) | |
0e78b377 RS |
2765 | bad_count++; |
2766 | else | |
2767 | good_count++; | |
cf204347 RS |
2768 | } |
2769 | } | |
2770 | else | |
0e78b377 RS |
2771 | /* Not a string => completely invalid. */ |
2772 | bad_count = 5, good_count = 0; | |
2773 | ||
2774 | /* If name is valid already, return. */ | |
2775 | if (bad_count == 0) | |
2776 | return; | |
2777 | ||
2778 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2779 | if (good_count == 0 | |
2780 | || (good_count == 1 && bad_count > 0)) | |
2781 | { | |
b7975ee4 | 2782 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2783 | return; |
2784 | } | |
2785 | ||
2786 | /* Name is partly valid. Copy it and replace the invalid characters | |
2787 | with underscores. */ | |
2788 | ||
2789 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2790 | ||
2791 | for (i = 0; i < len; i++) | |
2792 | { | |
2793 | int c = XSTRING (new)->data[i]; | |
2794 | if (! ((c >= 'a' && c <= 'z') | |
2795 | || (c >= 'A' && c <= 'Z') | |
2796 | || (c >= '0' && c <= '9') | |
2797 | || c == '-' || c == '_')) | |
2798 | XSTRING (new)->data[i] = '_'; | |
2799 | } | |
d387c960 JB |
2800 | } |
2801 | ||
2802 | ||
01f1ba30 | 2803 | extern char *x_get_string_resource (); |
01f1ba30 | 2804 | |
cf177271 | 2805 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
03265352 | 2806 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
c061c855 GM |
2807 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the |
2808 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2809 | the name specified by the `-name' or `-rn' command-line arguments. | |
2810 | ||
2811 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2812 | class, respectively. You must specify both of them or neither. | |
2813 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
7ee72033 MB |
2814 | and the class is `Emacs.CLASS.SUBCLASS'. */) |
2815 | (attribute, class, component, subclass) | |
cf177271 | 2816 | Lisp_Object attribute, class, component, subclass; |
01f1ba30 JB |
2817 | { |
2818 | register char *value; | |
2819 | char *name_key; | |
2820 | char *class_key; | |
2821 | ||
11ae94fe RS |
2822 | check_x (); |
2823 | ||
b7826503 PJ |
2824 | CHECK_STRING (attribute); |
2825 | CHECK_STRING (class); | |
cf177271 | 2826 | |
8fabe6f4 | 2827 | if (!NILP (component)) |
b7826503 | 2828 | CHECK_STRING (component); |
8fabe6f4 | 2829 | if (!NILP (subclass)) |
b7826503 | 2830 | CHECK_STRING (subclass); |
8fabe6f4 RS |
2831 | if (NILP (component) != NILP (subclass)) |
2832 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2833 | ||
d387c960 JB |
2834 | validate_x_resource_name (); |
2835 | ||
b7975ee4 KH |
2836 | /* Allocate space for the components, the dots which separate them, |
2837 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2838 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2839 | + (STRINGP (component) |
fc932ac6 RS |
2840 | ? STRING_BYTES (XSTRING (component)) : 0) |
2841 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2842 | + 3); |
2843 | ||
fc932ac6 RS |
2844 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2845 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2846 | + (STRINGP (subclass) |
fc932ac6 | 2847 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2848 | + 3); |
2849 | ||
2850 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2851 | and with `Emacs' for the class key (the general one). */ | |
2852 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2853 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2854 | |
2855 | strcat (class_key, "."); | |
2856 | strcat (class_key, XSTRING (class)->data); | |
2857 | ||
2858 | if (!NILP (component)) | |
01f1ba30 | 2859 | { |
b7975ee4 KH |
2860 | strcat (class_key, "."); |
2861 | strcat (class_key, XSTRING (subclass)->data); | |
2862 | ||
2863 | strcat (name_key, "."); | |
2864 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2865 | } |
2866 | ||
b7975ee4 KH |
2867 | strcat (name_key, "."); |
2868 | strcat (name_key, XSTRING (attribute)->data); | |
2869 | ||
b9dc4443 RS |
2870 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2871 | name_key, class_key); | |
01f1ba30 JB |
2872 | |
2873 | if (value != (char *) 0) | |
2874 | return build_string (value); | |
2875 | else | |
2876 | return Qnil; | |
2877 | } | |
2878 | ||
abb4b7ec RS |
2879 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2880 | ||
333b20bb | 2881 | Lisp_Object |
abb4b7ec RS |
2882 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2883 | struct x_display_info *dpyinfo; | |
2884 | Lisp_Object attribute, class, component, subclass; | |
2885 | { | |
2886 | register char *value; | |
2887 | char *name_key; | |
2888 | char *class_key; | |
2889 | ||
b7826503 PJ |
2890 | CHECK_STRING (attribute); |
2891 | CHECK_STRING (class); | |
abb4b7ec RS |
2892 | |
2893 | if (!NILP (component)) | |
b7826503 | 2894 | CHECK_STRING (component); |
abb4b7ec | 2895 | if (!NILP (subclass)) |
b7826503 | 2896 | CHECK_STRING (subclass); |
abb4b7ec RS |
2897 | if (NILP (component) != NILP (subclass)) |
2898 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2899 | ||
2900 | validate_x_resource_name (); | |
2901 | ||
2902 | /* Allocate space for the components, the dots which separate them, | |
2903 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2904 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2905 | + (STRINGP (component) |
fc932ac6 RS |
2906 | ? STRING_BYTES (XSTRING (component)) : 0) |
2907 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2908 | + 3); |
2909 | ||
fc932ac6 RS |
2910 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2911 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2912 | + (STRINGP (subclass) |
fc932ac6 | 2913 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2914 | + 3); |
2915 | ||
2916 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2917 | and with `Emacs' for the class key (the general one). */ | |
2918 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2919 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2920 | ||
2921 | strcat (class_key, "."); | |
2922 | strcat (class_key, XSTRING (class)->data); | |
2923 | ||
2924 | if (!NILP (component)) | |
2925 | { | |
2926 | strcat (class_key, "."); | |
2927 | strcat (class_key, XSTRING (subclass)->data); | |
2928 | ||
2929 | strcat (name_key, "."); | |
2930 | strcat (name_key, XSTRING (component)->data); | |
2931 | } | |
2932 | ||
2933 | strcat (name_key, "."); | |
2934 | strcat (name_key, XSTRING (attribute)->data); | |
2935 | ||
2936 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2937 | ||
2938 | if (value != (char *) 0) | |
2939 | return build_string (value); | |
2940 | else | |
2941 | return Qnil; | |
2942 | } | |
2943 | ||
3402e1a4 RS |
2944 | /* Used when C code wants a resource value. */ |
2945 | ||
2946 | char * | |
2947 | x_get_resource_string (attribute, class) | |
2948 | char *attribute, *class; | |
2949 | { | |
3402e1a4 RS |
2950 | char *name_key; |
2951 | char *class_key; | |
0fe92f72 | 2952 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2953 | |
2954 | /* Allocate space for the components, the dots which separate them, | |
2955 | and the final '\0'. */ | |
fc932ac6 | 2956 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2957 | + strlen (attribute) + 2); |
2958 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2959 | + strlen (class) + 2); | |
2960 | ||
2961 | sprintf (name_key, "%s.%s", | |
2962 | XSTRING (Vinvocation_name)->data, | |
2963 | attribute); | |
2964 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2965 | ||
0fe92f72 | 2966 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2967 | name_key, class_key); |
3402e1a4 RS |
2968 | } |
2969 | ||
60fb3ee1 JB |
2970 | /* Types we might convert a resource string into. */ |
2971 | enum resource_types | |
333b20bb GM |
2972 | { |
2973 | RES_TYPE_NUMBER, | |
d62c8769 | 2974 | RES_TYPE_FLOAT, |
333b20bb GM |
2975 | RES_TYPE_BOOLEAN, |
2976 | RES_TYPE_STRING, | |
2977 | RES_TYPE_SYMBOL | |
2978 | }; | |
60fb3ee1 | 2979 | |
01f1ba30 | 2980 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2981 | |
f676886a | 2982 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2983 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2984 | |
2985 | Convert the resource to the type specified by desired_type. | |
2986 | ||
f9942c9e JB |
2987 | If no default is specified, return Qunbound. If you call |
2988 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2989 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2990 | |
2991 | static Lisp_Object | |
abb4b7ec RS |
2992 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2993 | struct x_display_info *dpyinfo; | |
3c254570 | 2994 | Lisp_Object alist, param; |
60fb3ee1 | 2995 | char *attribute; |
cf177271 | 2996 | char *class; |
60fb3ee1 | 2997 | enum resource_types type; |
01f1ba30 JB |
2998 | { |
2999 | register Lisp_Object tem; | |
3000 | ||
3001 | tem = Fassq (param, alist); | |
3002 | if (EQ (tem, Qnil)) | |
f676886a | 3003 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 3004 | if (EQ (tem, Qnil)) |
01f1ba30 | 3005 | { |
60fb3ee1 | 3006 | |
f9942c9e | 3007 | if (attribute) |
60fb3ee1 | 3008 | { |
abb4b7ec RS |
3009 | tem = display_x_get_resource (dpyinfo, |
3010 | build_string (attribute), | |
3011 | build_string (class), | |
3012 | Qnil, Qnil); | |
f9942c9e JB |
3013 | |
3014 | if (NILP (tem)) | |
3015 | return Qunbound; | |
3016 | ||
3017 | switch (type) | |
3018 | { | |
333b20bb | 3019 | case RES_TYPE_NUMBER: |
f9942c9e JB |
3020 | return make_number (atoi (XSTRING (tem)->data)); |
3021 | ||
d62c8769 GM |
3022 | case RES_TYPE_FLOAT: |
3023 | return make_float (atof (XSTRING (tem)->data)); | |
3024 | ||
333b20bb | 3025 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
3026 | tem = Fdowncase (tem); |
3027 | if (!strcmp (XSTRING (tem)->data, "on") | |
3028 | || !strcmp (XSTRING (tem)->data, "true")) | |
3029 | return Qt; | |
3030 | else | |
3031 | return Qnil; | |
3032 | ||
333b20bb | 3033 | case RES_TYPE_STRING: |
f9942c9e JB |
3034 | return tem; |
3035 | ||
333b20bb | 3036 | case RES_TYPE_SYMBOL: |
49795535 JB |
3037 | /* As a special case, we map the values `true' and `on' |
3038 | to Qt, and `false' and `off' to Qnil. */ | |
3039 | { | |
98381190 KH |
3040 | Lisp_Object lower; |
3041 | lower = Fdowncase (tem); | |
26ae6b61 KH |
3042 | if (!strcmp (XSTRING (lower)->data, "on") |
3043 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 3044 | return Qt; |
26ae6b61 KH |
3045 | else if (!strcmp (XSTRING (lower)->data, "off") |
3046 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
3047 | return Qnil; |
3048 | else | |
89032215 | 3049 | return Fintern (tem, Qnil); |
49795535 | 3050 | } |
f945b920 | 3051 | |
f9942c9e JB |
3052 | default: |
3053 | abort (); | |
3054 | } | |
60fb3ee1 | 3055 | } |
f9942c9e JB |
3056 | else |
3057 | return Qunbound; | |
01f1ba30 JB |
3058 | } |
3059 | return Fcdr (tem); | |
3060 | } | |
3061 | ||
e4f79258 RS |
3062 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
3063 | ||
3064 | static Lisp_Object | |
3065 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
3066 | struct frame *f; | |
3067 | Lisp_Object alist, param; | |
3068 | char *attribute; | |
3069 | char *class; | |
3070 | enum resource_types type; | |
3071 | { | |
3072 | Lisp_Object value; | |
3073 | ||
abb4b7ec RS |
3074 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
3075 | attribute, class, type); | |
e4f79258 RS |
3076 | if (! NILP (value)) |
3077 | store_frame_param (f, param, value); | |
3078 | ||
3079 | return value; | |
3080 | } | |
3081 | ||
f676886a | 3082 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
3083 | of the parameter named PROP (a Lisp symbol). |
3084 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 3085 | on the frame named NAME. |
01f1ba30 JB |
3086 | If that is not found either, use the value DEFLT. */ |
3087 | ||
3088 | static Lisp_Object | |
cf177271 | 3089 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 3090 | struct frame *f; |
01f1ba30 | 3091 | Lisp_Object alist; |
f9942c9e | 3092 | Lisp_Object prop; |
01f1ba30 JB |
3093 | Lisp_Object deflt; |
3094 | char *xprop; | |
cf177271 | 3095 | char *xclass; |
60fb3ee1 | 3096 | enum resource_types type; |
01f1ba30 | 3097 | { |
01f1ba30 JB |
3098 | Lisp_Object tem; |
3099 | ||
abb4b7ec | 3100 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 3101 | if (EQ (tem, Qunbound)) |
01f1ba30 | 3102 | tem = deflt; |
f9942c9e | 3103 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
3104 | return tem; |
3105 | } | |
333b20bb GM |
3106 | |
3107 | ||
3108 | /* Record in frame F the specified or default value according to ALIST | |
3109 | of the parameter named PROP (a Lisp symbol). If no value is | |
3110 | specified for PROP, look for an X default for XPROP on the frame | |
3111 | named NAME. If that is not found either, use the value DEFLT. */ | |
3112 | ||
3113 | static Lisp_Object | |
3114 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
3115 | foreground_p) | |
3116 | struct frame *f; | |
3117 | Lisp_Object alist; | |
3118 | Lisp_Object prop; | |
3119 | char *xprop; | |
3120 | char *xclass; | |
3121 | int foreground_p; | |
3122 | { | |
3123 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
3124 | Lisp_Object tem; | |
3125 | ||
3126 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
3127 | if (EQ (tem, Qunbound)) | |
3128 | { | |
3129 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
3130 | ||
3131 | /* See if an X resource for the scroll bar color has been | |
3132 | specified. */ | |
3133 | tem = display_x_get_resource (dpyinfo, | |
3134 | build_string (foreground_p | |
3135 | ? "foreground" | |
3136 | : "background"), | |
c0ec53ad | 3137 | empty_string, |
333b20bb | 3138 | build_string ("verticalScrollBar"), |
c0ec53ad | 3139 | empty_string); |
333b20bb GM |
3140 | if (!STRINGP (tem)) |
3141 | { | |
3142 | /* If nothing has been specified, scroll bars will use a | |
3143 | toolkit-dependent default. Because these defaults are | |
3144 | difficult to get at without actually creating a scroll | |
3145 | bar, use nil to indicate that no color has been | |
3146 | specified. */ | |
3147 | tem = Qnil; | |
3148 | } | |
3149 | ||
3150 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
3151 | ||
3152 | tem = Qnil; | |
3153 | ||
3154 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
3155 | } | |
3156 | ||
3157 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3158 | return tem; | |
3159 | } | |
3160 | ||
3161 | ||
01f1ba30 | 3162 | \f |
8af1d7ca | 3163 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
7ee72033 | 3164 | doc: /* Parse an X-style geometry string STRING. |
c061c855 GM |
3165 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). |
3166 | The properties returned may include `top', `left', `height', and `width'. | |
3167 | The value of `left' or `top' may be an integer, | |
3168 | or a list (+ N) meaning N pixels relative to top/left corner, | |
7ee72033 MB |
3169 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) |
3170 | (string) | |
a6605e5c | 3171 | Lisp_Object string; |
01f1ba30 JB |
3172 | { |
3173 | int geometry, x, y; | |
3174 | unsigned int width, height; | |
f83f10ba | 3175 | Lisp_Object result; |
01f1ba30 | 3176 | |
b7826503 | 3177 | CHECK_STRING (string); |
01f1ba30 JB |
3178 | |
3179 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3180 | &x, &y, &width, &height); | |
3181 | ||
f83f10ba RS |
3182 | #if 0 |
3183 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3184 | error ("Must specify both x and y position, or neither"); | |
3185 | #endif | |
3186 | ||
3187 | result = Qnil; | |
3188 | if (geometry & XValue) | |
01f1ba30 | 3189 | { |
f83f10ba RS |
3190 | Lisp_Object element; |
3191 | ||
e1d962d7 RS |
3192 | if (x >= 0 && (geometry & XNegative)) |
3193 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3194 | else if (x < 0 && ! (geometry & XNegative)) | |
3195 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3196 | else |
3197 | element = Fcons (Qleft, make_number (x)); | |
3198 | result = Fcons (element, result); | |
3199 | } | |
3200 | ||
3201 | if (geometry & YValue) | |
3202 | { | |
3203 | Lisp_Object element; | |
3204 | ||
e1d962d7 RS |
3205 | if (y >= 0 && (geometry & YNegative)) |
3206 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3207 | else if (y < 0 && ! (geometry & YNegative)) | |
3208 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3209 | else |
3210 | element = Fcons (Qtop, make_number (y)); | |
3211 | result = Fcons (element, result); | |
01f1ba30 | 3212 | } |
f83f10ba RS |
3213 | |
3214 | if (geometry & WidthValue) | |
3215 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3216 | if (geometry & HeightValue) | |
3217 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3218 | ||
3219 | return result; | |
01f1ba30 JB |
3220 | } |
3221 | ||
01f1ba30 | 3222 | /* Calculate the desired size and position of this window, |
f83f10ba | 3223 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3224 | |
3225 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3226 | |
3227 | #define DEFAULT_ROWS 40 | |
3228 | #define DEFAULT_COLS 80 | |
3229 | ||
f9942c9e | 3230 | static int |
f676886a JB |
3231 | x_figure_window_size (f, parms) |
3232 | struct frame *f; | |
01f1ba30 JB |
3233 | Lisp_Object parms; |
3234 | { | |
4fe1de12 | 3235 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3236 | long window_prompting = 0; |
abb4b7ec | 3237 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3238 | |
3239 | /* Default values if we fall through. | |
3240 | Actually, if that happens we should get | |
b9dc4443 | 3241 | window manager prompting. */ |
1ab3d87e | 3242 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3243 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3244 | /* Window managers expect that if program-specified |
3245 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3246 | f->output_data.x->top_pos = 0; |
3247 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3248 | |
333b20bb GM |
3249 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3250 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3251 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3252 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3253 | { |
f83f10ba RS |
3254 | if (!EQ (tem0, Qunbound)) |
3255 | { | |
b7826503 | 3256 | CHECK_NUMBER (tem0); |
f83f10ba RS |
3257 | f->height = XINT (tem0); |
3258 | } | |
3259 | if (!EQ (tem1, Qunbound)) | |
3260 | { | |
b7826503 | 3261 | CHECK_NUMBER (tem1); |
1ab3d87e | 3262 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3263 | } |
3264 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3265 | window_prompting |= USSize; |
3266 | else | |
3267 | window_prompting |= PSize; | |
01f1ba30 | 3268 | } |
01f1ba30 | 3269 | |
7556890b | 3270 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3271 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3272 | ? 0 | |
7556890b | 3273 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
b3ba0aa8 KS |
3274 | |
3275 | x_compute_fringe_widths (f, 0); | |
3276 | ||
7556890b RS |
3277 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3278 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3279 | |
333b20bb GM |
3280 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3281 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3282 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3283 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3284 | { |
f83f10ba RS |
3285 | if (EQ (tem0, Qminus)) |
3286 | { | |
7556890b | 3287 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3288 | window_prompting |= YNegative; |
3289 | } | |
8e713be6 KR |
3290 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3291 | && CONSP (XCDR (tem0)) | |
3292 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3293 | { |
8e713be6 | 3294 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3295 | window_prompting |= YNegative; |
3296 | } | |
8e713be6 KR |
3297 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3298 | && CONSP (XCDR (tem0)) | |
3299 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3300 | { |
8e713be6 | 3301 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3302 | } |
f83f10ba | 3303 | else if (EQ (tem0, Qunbound)) |
7556890b | 3304 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3305 | else |
3306 | { | |
b7826503 | 3307 | CHECK_NUMBER (tem0); |
7556890b RS |
3308 | f->output_data.x->top_pos = XINT (tem0); |
3309 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3310 | window_prompting |= YNegative; |
3311 | } | |
3312 | ||
3313 | if (EQ (tem1, Qminus)) | |
3314 | { | |
7556890b | 3315 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3316 | window_prompting |= XNegative; |
3317 | } | |
8e713be6 KR |
3318 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3319 | && CONSP (XCDR (tem1)) | |
3320 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3321 | { |
8e713be6 | 3322 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3323 | window_prompting |= XNegative; |
3324 | } | |
8e713be6 KR |
3325 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3326 | && CONSP (XCDR (tem1)) | |
3327 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3328 | { |
8e713be6 | 3329 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3330 | } |
f83f10ba | 3331 | else if (EQ (tem1, Qunbound)) |
7556890b | 3332 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3333 | else |
3334 | { | |
b7826503 | 3335 | CHECK_NUMBER (tem1); |
7556890b RS |
3336 | f->output_data.x->left_pos = XINT (tem1); |
3337 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3338 | window_prompting |= XNegative; |
3339 | } | |
3340 | ||
c3724dc2 | 3341 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3342 | window_prompting |= USPosition; |
3343 | else | |
3344 | window_prompting |= PPosition; | |
01f1ba30 | 3345 | } |
f83f10ba | 3346 | |
49d41073 EZ |
3347 | if (f->output_data.x->want_fullscreen != FULLSCREEN_NONE) |
3348 | { | |
3349 | int left, top; | |
3350 | int width, height; | |
3351 | ||
3352 | /* It takes both for some WM:s to place it where we want */ | |
3353 | window_prompting = USPosition | PPosition; | |
3354 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3355 | f->width = width; | |
3356 | f->height = height; | |
3357 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3358 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3359 | f->output_data.x->left_pos = left; | |
3360 | f->output_data.x->top_pos = top; | |
3361 | } | |
3362 | ||
739f2f53 | 3363 | return window_prompting; |
01f1ba30 JB |
3364 | } |
3365 | ||
f58534a3 RS |
3366 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3367 | ||
3368 | Status | |
3369 | XSetWMProtocols (dpy, w, protocols, count) | |
3370 | Display *dpy; | |
3371 | Window w; | |
3372 | Atom *protocols; | |
3373 | int count; | |
3374 | { | |
3375 | Atom prop; | |
3376 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3377 | if (prop == None) return False; | |
3378 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3379 | (unsigned char *) protocols, count); | |
3380 | return True; | |
3381 | } | |
9ef48a9d RS |
3382 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3383 | \f | |
3384 | #ifdef USE_X_TOOLKIT | |
3385 | ||
8e3d10a9 RS |
3386 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3387 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3388 | already be present because of the toolkit (Motif adds some of them, |
3389 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3390 | |
3391 | static void | |
b9dc4443 RS |
3392 | hack_wm_protocols (f, widget) |
3393 | FRAME_PTR f; | |
9ef48a9d RS |
3394 | Widget widget; |
3395 | { | |
3396 | Display *dpy = XtDisplay (widget); | |
3397 | Window w = XtWindow (widget); | |
3398 | int need_delete = 1; | |
3399 | int need_focus = 1; | |
59aa6c90 | 3400 | int need_save = 1; |
9ef48a9d RS |
3401 | |
3402 | BLOCK_INPUT; | |
3403 | { | |
3404 | Atom type, *atoms = 0; | |
3405 | int format = 0; | |
3406 | unsigned long nitems = 0; | |
3407 | unsigned long bytes_after; | |
3408 | ||
270958e8 KH |
3409 | if ((XGetWindowProperty (dpy, w, |
3410 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3411 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3412 | &type, &format, &nitems, &bytes_after, |
3413 | (unsigned char **) &atoms) | |
3414 | == Success) | |
9ef48a9d RS |
3415 | && format == 32 && type == XA_ATOM) |
3416 | while (nitems > 0) | |
3417 | { | |
3418 | nitems--; | |
b9dc4443 RS |
3419 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3420 | need_delete = 0; | |
3421 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3422 | need_focus = 0; | |
3423 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3424 | need_save = 0; | |
9ef48a9d RS |
3425 | } |
3426 | if (atoms) XFree ((char *) atoms); | |
3427 | } | |
3428 | { | |
3429 | Atom props [10]; | |
3430 | int count = 0; | |
b9dc4443 RS |
3431 | if (need_delete) |
3432 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3433 | if (need_focus) | |
3434 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3435 | if (need_save) | |
3436 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3437 | if (count) |
b9dc4443 RS |
3438 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3439 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3440 | (unsigned char *) props, count); |
3441 | } | |
3442 | UNBLOCK_INPUT; | |
3443 | } | |
3444 | #endif | |
86779fac GM |
3445 | |
3446 | ||
5a7df7d7 GM |
3447 | \f |
3448 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3449 | |
5a7df7d7 GM |
3450 | #ifdef HAVE_X_I18N |
3451 | ||
3452 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3453 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3454 | ||
3455 | ||
3456 | /* Supported XIM styles, ordered by preferenc. */ | |
3457 | ||
3458 | static XIMStyle supported_xim_styles[] = | |
3459 | { | |
3460 | XIMPreeditPosition | XIMStatusArea, | |
3461 | XIMPreeditPosition | XIMStatusNothing, | |
3462 | XIMPreeditPosition | XIMStatusNone, | |
3463 | XIMPreeditNothing | XIMStatusArea, | |
3464 | XIMPreeditNothing | XIMStatusNothing, | |
3465 | XIMPreeditNothing | XIMStatusNone, | |
3466 | XIMPreeditNone | XIMStatusArea, | |
3467 | XIMPreeditNone | XIMStatusNothing, | |
3468 | XIMPreeditNone | XIMStatusNone, | |
3469 | 0, | |
3470 | }; | |
3471 | ||
3472 | ||
3473 | /* Create an X fontset on frame F with base font name | |
3474 | BASE_FONTNAME.. */ | |
3475 | ||
3476 | static XFontSet | |
3477 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3478 | struct frame *f; |
5a7df7d7 | 3479 | char *base_fontname; |
86779fac | 3480 | { |
5a7df7d7 GM |
3481 | XFontSet xfs; |
3482 | char **missing_list; | |
3483 | int missing_count; | |
3484 | char *def_string; | |
86779fac | 3485 | |
5a7df7d7 GM |
3486 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3487 | base_fontname, &missing_list, | |
3488 | &missing_count, &def_string); | |
3489 | if (missing_list) | |
3490 | XFreeStringList (missing_list); | |
3491 | ||
3492 | /* No need to free def_string. */ | |
3493 | return xfs; | |
3494 | } | |
3495 | ||
3496 | ||
3497 | /* Value is the best input style, given user preferences USER (already | |
3498 | checked to be supported by Emacs), and styles supported by the | |
3499 | input method XIM. */ | |
3500 | ||
3501 | static XIMStyle | |
3502 | best_xim_style (user, xim) | |
3503 | XIMStyles *user; | |
3504 | XIMStyles *xim; | |
3505 | { | |
3506 | int i, j; | |
3507 | ||
3508 | for (i = 0; i < user->count_styles; ++i) | |
3509 | for (j = 0; j < xim->count_styles; ++j) | |
3510 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3511 | return user->supported_styles[i]; | |
3512 | ||
3513 | /* Return the default style. */ | |
3514 | return XIMPreeditNothing | XIMStatusNothing; | |
3515 | } | |
3516 | ||
3517 | /* Create XIC for frame F. */ | |
3518 | ||
5df79d3d GM |
3519 | static XIMStyle xic_style; |
3520 | ||
5a7df7d7 GM |
3521 | void |
3522 | create_frame_xic (f) | |
3523 | struct frame *f; | |
3524 | { | |
5a7df7d7 GM |
3525 | XIM xim; |
3526 | XIC xic = NULL; | |
3527 | XFontSet xfs = NULL; | |
86779fac | 3528 | |
5a7df7d7 GM |
3529 | if (FRAME_XIC (f)) |
3530 | return; | |
3531 | ||
3532 | xim = FRAME_X_XIM (f); | |
3533 | if (xim) | |
3534 | { | |
d9d57cb2 DL |
3535 | XRectangle s_area; |
3536 | XPoint spot; | |
5a7df7d7 GM |
3537 | XVaNestedList preedit_attr; |
3538 | XVaNestedList status_attr; | |
3539 | char *base_fontname; | |
3540 | int fontset; | |
3541 | ||
d9d57cb2 DL |
3542 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3543 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3544 | /* Create X fontset. */ |
3545 | fontset = FRAME_FONTSET (f); | |
3546 | if (fontset < 0) | |
3547 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3548 | else | |
3549 | { | |
6ecb43ce KH |
3550 | /* Determine the base fontname from the ASCII font name of |
3551 | FONTSET. */ | |
3552 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3553 | char *p = ascii_font; | |
5a7df7d7 | 3554 | int i; |
6ecb43ce KH |
3555 | |
3556 | for (i = 0; *p; p++) | |
3557 | if (*p == '-') i++; | |
3558 | if (i != 14) | |
3559 | /* As the font name doesn't conform to XLFD, we can't | |
3560 | modify it to get a suitable base fontname for the | |
3561 | frame. */ | |
3562 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3563 | else | |
3564 | { | |
3565 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3566 | char *p1 = NULL; |
6ecb43ce KH |
3567 | |
3568 | for (i = 0, p = ascii_font; i < 8; p++) | |
3569 | { | |
3570 | if (*p == '-') | |
3571 | { | |
3572 | i++; | |
3573 | if (i == 3) | |
3574 | p1 = p + 1; | |
3575 | } | |
3576 | } | |
3577 | base_fontname = (char *) alloca (len); | |
3578 | bzero (base_fontname, len); | |
3579 | strcpy (base_fontname, "-*-*-"); | |
3580 | bcopy (p1, base_fontname + 5, p - p1); | |
3581 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3582 | } | |
5a7df7d7 GM |
3583 | } |
3584 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3585 | |
5a7df7d7 GM |
3586 | /* Determine XIC style. */ |
3587 | if (xic_style == 0) | |
3588 | { | |
3589 | XIMStyles supported_list; | |
3590 | supported_list.count_styles = (sizeof supported_xim_styles | |
3591 | / sizeof supported_xim_styles[0]); | |
3592 | supported_list.supported_styles = supported_xim_styles; | |
3593 | xic_style = best_xim_style (&supported_list, | |
3594 | FRAME_X_XIM_STYLES (f)); | |
3595 | } | |
86779fac | 3596 | |
5a7df7d7 GM |
3597 | preedit_attr = XVaCreateNestedList (0, |
3598 | XNFontSet, xfs, | |
3599 | XNForeground, | |
3600 | FRAME_FOREGROUND_PIXEL (f), | |
3601 | XNBackground, | |
3602 | FRAME_BACKGROUND_PIXEL (f), | |
3603 | (xic_style & XIMPreeditPosition | |
3604 | ? XNSpotLocation | |
3605 | : NULL), | |
3606 | &spot, | |
3607 | NULL); | |
3608 | status_attr = XVaCreateNestedList (0, | |
3609 | XNArea, | |
3610 | &s_area, | |
3611 | XNFontSet, | |
3612 | xfs, | |
3613 | XNForeground, | |
3614 | FRAME_FOREGROUND_PIXEL (f), | |
3615 | XNBackground, | |
3616 | FRAME_BACKGROUND_PIXEL (f), | |
3617 | NULL); | |
3618 | ||
3619 | xic = XCreateIC (xim, | |
3620 | XNInputStyle, xic_style, | |
3621 | XNClientWindow, FRAME_X_WINDOW(f), | |
3622 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3623 | XNStatusAttributes, status_attr, | |
3624 | XNPreeditAttributes, preedit_attr, | |
3625 | NULL); | |
3626 | XFree (preedit_attr); | |
3627 | XFree (status_attr); | |
3628 | } | |
3629 | ||
3630 | FRAME_XIC (f) = xic; | |
3631 | FRAME_XIC_STYLE (f) = xic_style; | |
3632 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3633 | } |
3634 | ||
5a7df7d7 GM |
3635 | |
3636 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3637 | ||
3638 | void | |
3639 | free_frame_xic (f) | |
3640 | struct frame *f; | |
3641 | { | |
3642 | if (FRAME_XIC (f) == NULL) | |
3643 | return; | |
3644 | ||
3645 | XDestroyIC (FRAME_XIC (f)); | |
3646 | if (FRAME_XIC_FONTSET (f)) | |
3647 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3648 | ||
3649 | FRAME_XIC (f) = NULL; | |
3650 | FRAME_XIC_FONTSET (f) = NULL; | |
3651 | } | |
3652 | ||
3653 | ||
3654 | /* Place preedit area for XIC of window W's frame to specified | |
3655 | pixel position X/Y. X and Y are relative to window W. */ | |
3656 | ||
3657 | void | |
3658 | xic_set_preeditarea (w, x, y) | |
3659 | struct window *w; | |
3660 | int x, y; | |
3661 | { | |
3662 | struct frame *f = XFRAME (w->frame); | |
3663 | XVaNestedList attr; | |
3664 | XPoint spot; | |
3665 | ||
3666 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3667 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3668 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3669 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3670 | XFree (attr); | |
3671 | } | |
3672 | ||
3673 | ||
3674 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3675 | ||
3676 | void | |
3677 | xic_set_statusarea (f) | |
3678 | struct frame *f; | |
3679 | { | |
3680 | XIC xic = FRAME_XIC (f); | |
3681 | XVaNestedList attr; | |
3682 | XRectangle area; | |
3683 | XRectangle *needed; | |
3684 | ||
3685 | /* Negotiate geometry of status area. If input method has existing | |
3686 | status area, use its current size. */ | |
3687 | area.x = area.y = area.width = area.height = 0; | |
3688 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3689 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3690 | XFree (attr); | |
3691 | ||
3692 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3693 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3694 | XFree (attr); | |
3695 | ||
3696 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3697 | { | |
3698 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3699 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3700 | XFree (attr); | |
3701 | } | |
3702 | ||
3703 | area.width = needed->width; | |
3704 | area.height = needed->height; | |
3705 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3706 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3707 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3708 | XFree (needed); | |
3709 | ||
3710 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3711 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3712 | XFree (attr); | |
3713 | } | |
3714 | ||
3715 | ||
3716 | /* Set X fontset for XIC of frame F, using base font name | |
3717 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3718 | ||
3719 | void | |
3720 | xic_set_xfontset (f, base_fontname) | |
3721 | struct frame *f; | |
3722 | char *base_fontname; | |
3723 | { | |
3724 | XVaNestedList attr; | |
3725 | XFontSet xfs; | |
3726 | ||
3727 | xfs = xic_create_xfontset (f, base_fontname); | |
3728 | ||
3729 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3730 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3731 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3732 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3733 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3734 | XFree (attr); | |
3735 | ||
3736 | if (FRAME_XIC_FONTSET (f)) | |
3737 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3738 | FRAME_XIC_FONTSET (f) = xfs; | |
3739 | } | |
3740 | ||
3741 | #endif /* HAVE_X_I18N */ | |
3742 | ||
3743 | ||
9ef48a9d | 3744 | \f |
8fc2766b RS |
3745 | #ifdef USE_X_TOOLKIT |
3746 | ||
3747 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3748 | |
01f1ba30 | 3749 | static void |
a7f7d550 FP |
3750 | x_window (f, window_prompting, minibuffer_only) |
3751 | struct frame *f; | |
3752 | long window_prompting; | |
3753 | int minibuffer_only; | |
01f1ba30 | 3754 | { |
9ef48a9d | 3755 | XClassHint class_hints; |
31ac8d8c FP |
3756 | XSetWindowAttributes attributes; |
3757 | unsigned long attribute_mask; | |
9ef48a9d RS |
3758 | Widget shell_widget; |
3759 | Widget pane_widget; | |
6c32dd68 | 3760 | Widget frame_widget; |
9ef48a9d RS |
3761 | Arg al [25]; |
3762 | int ac; | |
3763 | ||
3764 | BLOCK_INPUT; | |
3765 | ||
b7975ee4 KH |
3766 | /* Use the resource name as the top-level widget name |
3767 | for looking up resources. Make a non-Lisp copy | |
3768 | for the window manager, so GC relocation won't bother it. | |
3769 | ||
3770 | Elsewhere we specify the window name for the window manager. */ | |
3771 | ||
cca176a0 | 3772 | { |
b7975ee4 KH |
3773 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3774 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3775 | strcpy (f->namebuf, str); |
3776 | } | |
9ef48a9d RS |
3777 | |
3778 | ac = 0; | |
3779 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3780 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3781 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3782 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3783 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3784 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3785 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3786 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3787 | applicationShellWidgetClass, |
82c90203 | 3788 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3789 | |
7556890b | 3790 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3791 | /* maybe_set_screen_title_format (shell_widget); */ |
3792 | ||
6c32dd68 PR |
3793 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3794 | (widget_value *) NULL, | |
3795 | shell_widget, False, | |
3796 | (lw_callback) NULL, | |
3797 | (lw_callback) NULL, | |
b6e11efd | 3798 | (lw_callback) NULL, |
6c32dd68 | 3799 | (lw_callback) NULL); |
9ef48a9d | 3800 | |
9b2956e2 GM |
3801 | ac = 0; |
3802 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3803 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3804 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3805 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3806 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3807 | |
9ef48a9d | 3808 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3809 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3810 | |
3811 | ac = 0; | |
3812 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3813 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3814 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3815 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3816 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3817 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3818 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3819 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3820 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3821 | al, ac); | |
9ef48a9d | 3822 | |
7556890b | 3823 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3824 | |
6c32dd68 | 3825 | XtManageChild (frame_widget); |
a7f7d550 FP |
3826 | |
3827 | /* Do some needed geometry management. */ | |
3828 | { | |
3829 | int len; | |
3830 | char *tem, shell_position[32]; | |
3831 | Arg al[2]; | |
3832 | int ac = 0; | |
5031cc10 | 3833 | int extra_borders = 0; |
8fc2766b | 3834 | int menubar_size |
7556890b RS |
3835 | = (f->output_data.x->menubar_widget |
3836 | ? (f->output_data.x->menubar_widget->core.height | |
3837 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3838 | : 0); |
a7f7d550 | 3839 | |
f7008aff RS |
3840 | #if 0 /* Experimentally, we now get the right results |
3841 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3842 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3843 | { | |
dd254b21 | 3844 | Dimension ibw = 0; |
01cbdba5 RS |
3845 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3846 | menubar_size += ibw; | |
3847 | } | |
f7008aff | 3848 | #endif |
01cbdba5 | 3849 | |
7556890b | 3850 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3851 | |
440b0bfd | 3852 | #ifndef USE_LUCID |
5031cc10 KH |
3853 | /* Motif seems to need this amount added to the sizes |
3854 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3855 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3856 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3857 | &extra_borders, NULL); | |
3858 | extra_borders *= 2; | |
3859 | #endif | |
5031cc10 | 3860 | |
97787173 RS |
3861 | /* Convert our geometry parameters into a geometry string |
3862 | and specify it. | |
3863 | Note that we do not specify here whether the position | |
3864 | is a user-specified or program-specified one. | |
3865 | We pass that information later, in x_wm_set_size_hints. */ | |
3866 | { | |
7556890b | 3867 | int left = f->output_data.x->left_pos; |
97787173 | 3868 | int xneg = window_prompting & XNegative; |
7556890b | 3869 | int top = f->output_data.x->top_pos; |
97787173 RS |
3870 | int yneg = window_prompting & YNegative; |
3871 | if (xneg) | |
3872 | left = -left; | |
3873 | if (yneg) | |
3874 | top = -top; | |
c760f47e KH |
3875 | |
3876 | if (window_prompting & USPosition) | |
5031cc10 KH |
3877 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3878 | PIXEL_WIDTH (f) + extra_borders, | |
3879 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3880 | (xneg ? '-' : '+'), left, |
3881 | (yneg ? '-' : '+'), top); | |
3882 | else | |
5031cc10 KH |
3883 | sprintf (shell_position, "=%dx%d", |
3884 | PIXEL_WIDTH (f) + extra_borders, | |
3885 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3886 | } |
3887 | ||
a7f7d550 | 3888 | len = strlen (shell_position) + 1; |
77110caa RS |
3889 | /* We don't free this because we don't know whether |
3890 | it is safe to free it while the frame exists. | |
3891 | It isn't worth the trouble of arranging to free it | |
3892 | when the frame is deleted. */ | |
a7f7d550 FP |
3893 | tem = (char *) xmalloc (len); |
3894 | strncpy (tem, shell_position, len); | |
3895 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3896 | XtSetValues (shell_widget, al, ac); | |
3897 | } | |
3898 | ||
9ef48a9d RS |
3899 | XtManageChild (pane_widget); |
3900 | XtRealizeWidget (shell_widget); | |
3901 | ||
6c32dd68 | 3902 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3903 | |
3904 | validate_x_resource_name (); | |
b7975ee4 | 3905 | |
9ef48a9d | 3906 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3907 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3908 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3909 | |
3910 | #ifdef HAVE_X_I18N | |
3911 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3912 | #ifdef USE_XIM |
5a7df7d7 | 3913 | create_frame_xic (f); |
4bd777b8 | 3914 | #endif |
5a7df7d7 | 3915 | #endif |
64d16748 | 3916 | |
7556890b RS |
3917 | f->output_data.x->wm_hints.input = True; |
3918 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3919 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3920 | &f->output_data.x->wm_hints); |
b8228beb | 3921 | |
c4ec904f | 3922 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3923 | |
6c32dd68 PR |
3924 | #ifdef HACK_EDITRES |
3925 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3926 | #endif | |
3927 | ||
9ef48a9d | 3928 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3929 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3930 | be initialized to something relevant to the time we created the window. |
3931 | */ | |
6c32dd68 | 3932 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3933 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3934 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3935 | (unsigned char*) NULL, 0); |
3936 | ||
5a7df7d7 | 3937 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3938 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3939 | |
3940 | #ifdef HAVE_X_I18N | |
3941 | if (FRAME_XIC (f)) | |
3942 | { | |
3943 | /* XIM server might require some X events. */ | |
3944 | unsigned long fevent = NoEventMask; | |
3945 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3946 | attributes.event_mask |= fevent; | |
3947 | } | |
3948 | #endif /* HAVE_X_I18N */ | |
3949 | ||
31ac8d8c FP |
3950 | attribute_mask = CWEventMask; |
3951 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3952 | attribute_mask, &attributes); | |
3953 | ||
6c32dd68 | 3954 | XtMapWidget (frame_widget); |
9ef48a9d | 3955 | |
8fc2766b RS |
3956 | /* x_set_name normally ignores requests to set the name if the |
3957 | requested name is the same as the current name. This is the one | |
3958 | place where that assumption isn't correct; f->name is set, but | |
3959 | the X server hasn't been told. */ | |
3960 | { | |
3961 | Lisp_Object name; | |
3962 | int explicit = f->explicit_name; | |
3963 | ||
3964 | f->explicit_name = 0; | |
3965 | name = f->name; | |
3966 | f->name = Qnil; | |
3967 | x_set_name (f, name, explicit); | |
3968 | } | |
3969 | ||
b9dc4443 | 3970 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3971 | f->output_data.x->text_cursor); |
8fc2766b RS |
3972 | |
3973 | UNBLOCK_INPUT; | |
3974 | ||
495fa05e GM |
3975 | /* This is a no-op, except under Motif. Make sure main areas are |
3976 | set to something reasonable, in case we get an error later. */ | |
3977 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3978 | } |
3979 | ||
9ef48a9d RS |
3980 | #else /* not USE_X_TOOLKIT */ |
3981 | ||
8fc2766b RS |
3982 | /* Create and set up the X window for frame F. */ |
3983 | ||
201d8c78 | 3984 | void |
8fc2766b RS |
3985 | x_window (f) |
3986 | struct frame *f; | |
3987 | ||
3988 | { | |
3989 | XClassHint class_hints; | |
3990 | XSetWindowAttributes attributes; | |
3991 | unsigned long attribute_mask; | |
3992 | ||
7556890b RS |
3993 | attributes.background_pixel = f->output_data.x->background_pixel; |
3994 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3995 | attributes.bit_gravity = StaticGravity; |
3996 | attributes.backing_store = NotUseful; | |
3997 | attributes.save_under = True; | |
3998 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3999 | attributes.colormap = FRAME_X_COLORMAP (f); |
4000 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
4001 | | CWColormap); | |
01f1ba30 JB |
4002 | |
4003 | BLOCK_INPUT; | |
fe24a618 | 4004 | FRAME_X_WINDOW (f) |
b9dc4443 | 4005 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
4006 | f->output_data.x->parent_desc, |
4007 | f->output_data.x->left_pos, | |
4008 | f->output_data.x->top_pos, | |
f676886a | 4009 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 4010 | f->output_data.x->border_width, |
01f1ba30 JB |
4011 | CopyFromParent, /* depth */ |
4012 | InputOutput, /* class */ | |
383d6ffc | 4013 | FRAME_X_VISUAL (f), |
01f1ba30 | 4014 | attribute_mask, &attributes); |
5a7df7d7 GM |
4015 | |
4016 | #ifdef HAVE_X_I18N | |
4bd777b8 | 4017 | #ifdef USE_XIM |
5a7df7d7 GM |
4018 | create_frame_xic (f); |
4019 | if (FRAME_XIC (f)) | |
4020 | { | |
4021 | /* XIM server might require some X events. */ | |
4022 | unsigned long fevent = NoEventMask; | |
4023 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
4024 | attributes.event_mask |= fevent; | |
4025 | attribute_mask = CWEventMask; | |
4026 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4027 | attribute_mask, &attributes); | |
4028 | } | |
4bd777b8 | 4029 | #endif |
5a7df7d7 GM |
4030 | #endif /* HAVE_X_I18N */ |
4031 | ||
d387c960 | 4032 | validate_x_resource_name (); |
b7975ee4 | 4033 | |
d387c960 | 4034 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 4035 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 4036 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 4037 | |
00983aba KH |
4038 | /* The menubar is part of the ordinary display; |
4039 | it does not count in addition to the height of the window. */ | |
7556890b | 4040 | f->output_data.x->menubar_height = 0; |
00983aba | 4041 | |
179956b9 JB |
4042 | /* This indicates that we use the "Passive Input" input model. |
4043 | Unless we do this, we don't get the Focus{In,Out} events that we | |
4044 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 4045 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 4046 | |
7556890b RS |
4047 | f->output_data.x->wm_hints.input = True; |
4048 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 4049 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4050 | &f->output_data.x->wm_hints); |
6d078211 | 4051 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 4052 | |
032e4ebe RS |
4053 | /* Request "save yourself" and "delete window" commands from wm. */ |
4054 | { | |
4055 | Atom protocols[2]; | |
b9dc4443 RS |
4056 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
4057 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
4058 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 4059 | } |
9ef48a9d | 4060 | |
e373f201 JB |
4061 | /* x_set_name normally ignores requests to set the name if the |
4062 | requested name is the same as the current name. This is the one | |
4063 | place where that assumption isn't correct; f->name is set, but | |
4064 | the X server hasn't been told. */ | |
4065 | { | |
98381190 | 4066 | Lisp_Object name; |
cf177271 | 4067 | int explicit = f->explicit_name; |
e373f201 | 4068 | |
cf177271 | 4069 | f->explicit_name = 0; |
98381190 KH |
4070 | name = f->name; |
4071 | f->name = Qnil; | |
cf177271 | 4072 | x_set_name (f, name, explicit); |
e373f201 JB |
4073 | } |
4074 | ||
b9dc4443 | 4075 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4076 | f->output_data.x->text_cursor); |
9ef48a9d | 4077 | |
01f1ba30 JB |
4078 | UNBLOCK_INPUT; |
4079 | ||
fe24a618 | 4080 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 4081 | error ("Unable to create window"); |
01f1ba30 JB |
4082 | } |
4083 | ||
8fc2766b RS |
4084 | #endif /* not USE_X_TOOLKIT */ |
4085 | ||
01f1ba30 JB |
4086 | /* Handle the icon stuff for this window. Perhaps later we might |
4087 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 4088 | well. */ |
01f1ba30 JB |
4089 | |
4090 | static void | |
f676886a JB |
4091 | x_icon (f, parms) |
4092 | struct frame *f; | |
01f1ba30 JB |
4093 | Lisp_Object parms; |
4094 | { | |
f9942c9e | 4095 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 4096 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
4097 | |
4098 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 4099 | icons in an icon window. */ |
333b20bb GM |
4100 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
4101 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 4102 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 4103 | { |
b7826503 PJ |
4104 | CHECK_NUMBER (icon_x); |
4105 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 4106 | } |
f9942c9e | 4107 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 4108 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 4109 | |
f9942c9e JB |
4110 | BLOCK_INPUT; |
4111 | ||
fe24a618 JB |
4112 | if (! EQ (icon_x, Qunbound)) |
4113 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 4114 | |
01f1ba30 | 4115 | /* Start up iconic or window? */ |
49795535 | 4116 | x_wm_set_window_state |
333b20bb GM |
4117 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
4118 | Qicon) | |
49795535 JB |
4119 | ? IconicState |
4120 | : NormalState)); | |
01f1ba30 | 4121 | |
f468da95 RS |
4122 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
4123 | ? f->icon_name | |
4124 | : f->name))->data); | |
80534dd6 | 4125 | |
01f1ba30 JB |
4126 | UNBLOCK_INPUT; |
4127 | } | |
4128 | ||
b243755a | 4129 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
4130 | background, border and mouse colors; also create the |
4131 | mouse cursor and the gray border tile. */ | |
4132 | ||
f945b920 JB |
4133 | static char cursor_bits[] = |
4134 | { | |
4135 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4136 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4137 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4138 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
4139 | }; | |
4140 | ||
01f1ba30 | 4141 | static void |
f676886a JB |
4142 | x_make_gc (f) |
4143 | struct frame *f; | |
01f1ba30 JB |
4144 | { |
4145 | XGCValues gc_values; | |
01f1ba30 | 4146 | |
6afb1d07 JB |
4147 | BLOCK_INPUT; |
4148 | ||
b243755a | 4149 | /* Create the GCs of this frame. |
9ef48a9d | 4150 | Note that many default values are used. */ |
01f1ba30 JB |
4151 | |
4152 | /* Normal video */ | |
7556890b RS |
4153 | gc_values.font = f->output_data.x->font->fid; |
4154 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
4155 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 4156 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
4157 | f->output_data.x->normal_gc |
4158 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4159 | FRAME_X_WINDOW (f), | |
4160 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
4161 | &gc_values); | |
01f1ba30 | 4162 | |
b9dc4443 | 4163 | /* Reverse video style. */ |
7556890b RS |
4164 | gc_values.foreground = f->output_data.x->background_pixel; |
4165 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
4166 | f->output_data.x->reverse_gc |
4167 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4168 | FRAME_X_WINDOW (f), | |
4169 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
4170 | &gc_values); | |
01f1ba30 | 4171 | |
9ef48a9d | 4172 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
4173 | gc_values.foreground = f->output_data.x->background_pixel; |
4174 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
4175 | gc_values.fill_style = FillOpaqueStippled; |
4176 | gc_values.stipple | |
b9dc4443 RS |
4177 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
4178 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 4179 | cursor_bits, 16, 16); |
7556890b | 4180 | f->output_data.x->cursor_gc |
b9dc4443 | 4181 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 4182 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 4183 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
4184 | &gc_values); |
4185 | ||
333b20bb GM |
4186 | /* Reliefs. */ |
4187 | f->output_data.x->white_relief.gc = 0; | |
4188 | f->output_data.x->black_relief.gc = 0; | |
4189 | ||
01f1ba30 | 4190 | /* Create the gray border tile used when the pointer is not in |
f676886a | 4191 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4192 | this must be done on a per-frame basis. */ |
7556890b | 4193 | f->output_data.x->border_tile |
d043f1a4 | 4194 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4195 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4196 | gray_bits, gray_width, gray_height, |
7556890b RS |
4197 | f->output_data.x->foreground_pixel, |
4198 | f->output_data.x->background_pixel, | |
ab452f99 | 4199 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4200 | |
4201 | UNBLOCK_INPUT; | |
01f1ba30 | 4202 | } |
01f1ba30 | 4203 | |
959e647d GM |
4204 | |
4205 | /* Free what was was allocated in x_make_gc. */ | |
4206 | ||
4207 | void | |
4208 | x_free_gcs (f) | |
4209 | struct frame *f; | |
4210 | { | |
4211 | Display *dpy = FRAME_X_DISPLAY (f); | |
4212 | ||
4213 | BLOCK_INPUT; | |
4214 | ||
4215 | if (f->output_data.x->normal_gc) | |
4216 | { | |
4217 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4218 | f->output_data.x->normal_gc = 0; | |
4219 | } | |
4220 | ||
4221 | if (f->output_data.x->reverse_gc) | |
4222 | { | |
4223 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4224 | f->output_data.x->reverse_gc = 0; | |
4225 | } | |
4226 | ||
4227 | if (f->output_data.x->cursor_gc) | |
4228 | { | |
4229 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4230 | f->output_data.x->cursor_gc = 0; | |
4231 | } | |
4232 | ||
4233 | if (f->output_data.x->border_tile) | |
4234 | { | |
4235 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4236 | f->output_data.x->border_tile = 0; | |
4237 | } | |
4238 | ||
4239 | UNBLOCK_INPUT; | |
4240 | } | |
4241 | ||
4242 | ||
eaf1eea9 GM |
4243 | /* Handler for signals raised during x_create_frame and |
4244 | x_create_top_frame. FRAME is the frame which is partially | |
4245 | constructed. */ | |
4246 | ||
4247 | static Lisp_Object | |
4248 | unwind_create_frame (frame) | |
4249 | Lisp_Object frame; | |
4250 | { | |
4251 | struct frame *f = XFRAME (frame); | |
4252 | ||
4253 | /* If frame is ``official'', nothing to do. */ | |
4254 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4255 | { | |
f1d2ce7f | 4256 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4257 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4258 | #endif | |
4259 | ||
4260 | x_free_frame_resources (f); | |
4261 | ||
4262 | /* Check that reference counts are indeed correct. */ | |
4263 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4264 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4265 | return Qt; |
eaf1eea9 GM |
4266 | } |
4267 | ||
4268 | return Qnil; | |
4269 | } | |
4270 | ||
4271 | ||
f676886a | 4272 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4273 | 1, 1, 0, |
7ee72033 | 4274 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
4275 | Returns an Emacs frame object. |
4276 | ALIST is an alist of frame parameters. | |
4277 | If the parameters specify that the frame should not have a minibuffer, | |
4278 | and do not specify a specific minibuffer window to use, | |
4279 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
4280 | be shared by the new frame. | |
4281 | ||
7ee72033 MB |
4282 | This function is an internal primitive--use `make-frame' instead. */) |
4283 | (parms) | |
01f1ba30 JB |
4284 | Lisp_Object parms; |
4285 | { | |
f676886a | 4286 | struct frame *f; |
2365c027 | 4287 | Lisp_Object frame, tem; |
01f1ba30 JB |
4288 | Lisp_Object name; |
4289 | int minibuffer_only = 0; | |
4290 | long window_prompting = 0; | |
4291 | int width, height; | |
eaf1eea9 | 4292 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4293 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4294 | Lisp_Object display; |
333b20bb | 4295 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4296 | Lisp_Object parent; |
e557f19d | 4297 | struct kboard *kb; |
01f1ba30 | 4298 | |
11ae94fe | 4299 | check_x (); |
01f1ba30 | 4300 | |
b7975ee4 KH |
4301 | /* Use this general default value to start with |
4302 | until we know if this frame has a specified name. */ | |
4303 | Vx_resource_name = Vinvocation_name; | |
4304 | ||
333b20bb | 4305 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4306 | if (EQ (display, Qunbound)) |
4307 | display = Qnil; | |
4308 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4309 | #ifdef MULTI_KBOARD |
4310 | kb = dpyinfo->kboard; | |
4311 | #else | |
4312 | kb = &the_only_kboard; | |
4313 | #endif | |
b9dc4443 | 4314 | |
333b20bb | 4315 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4316 | if (!STRINGP (name) |
cf177271 JB |
4317 | && ! EQ (name, Qunbound) |
4318 | && ! NILP (name)) | |
08a90d6a | 4319 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4320 | |
b7975ee4 KH |
4321 | if (STRINGP (name)) |
4322 | Vx_resource_name = name; | |
4323 | ||
a59e4f3d | 4324 | /* See if parent window is specified. */ |
333b20bb | 4325 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4326 | if (EQ (parent, Qunbound)) |
4327 | parent = Qnil; | |
4328 | if (! NILP (parent)) | |
b7826503 | 4329 | CHECK_NUMBER (parent); |
a59e4f3d | 4330 | |
ecaca587 RS |
4331 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4332 | /* No need to protect DISPLAY because that's not used after passing | |
4333 | it to make_frame_without_minibuffer. */ | |
4334 | frame = Qnil; | |
4335 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4336 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4337 | RES_TYPE_SYMBOL); | |
f9942c9e | 4338 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4339 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4340 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4341 | { |
f676886a | 4342 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4343 | minibuffer_only = 1; |
4344 | } | |
6a5e54e2 | 4345 | else if (WINDOWP (tem)) |
2526c290 | 4346 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4347 | else |
4348 | f = make_frame (1); | |
01f1ba30 | 4349 | |
ecaca587 RS |
4350 | XSETFRAME (frame, f); |
4351 | ||
a3c87d4e JB |
4352 | /* Note that X Windows does support scroll bars. */ |
4353 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4354 | |
08a90d6a | 4355 | f->output_method = output_x_window; |
7556890b RS |
4356 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4357 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4358 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4359 | f->output_data.x->fontset = -1; |
333b20bb GM |
4360 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4361 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
4362 | #ifdef USE_TOOLKIT_SCROLL_BARS |
4363 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
4364 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
4365 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 4366 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4367 | |
f468da95 | 4368 | f->icon_name |
333b20bb GM |
4369 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4370 | RES_TYPE_STRING); | |
f468da95 RS |
4371 | if (! STRINGP (f->icon_name)) |
4372 | f->icon_name = Qnil; | |
80534dd6 | 4373 | |
08a90d6a | 4374 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4375 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4376 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4377 | dpyinfo_refcount = dpyinfo->reference_count; | |
4378 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4379 | #ifdef MULTI_KBOARD |
e557f19d | 4380 | FRAME_KBOARD (f) = kb; |
73410c76 | 4381 | #endif |
08a90d6a | 4382 | |
9b2956e2 GM |
4383 | /* These colors will be set anyway later, but it's important |
4384 | to get the color reference counts right, so initialize them! */ | |
4385 | { | |
4386 | Lisp_Object black; | |
4387 | struct gcpro gcpro1; | |
cefecbcf GM |
4388 | |
4389 | /* Function x_decode_color can signal an error. Make | |
4390 | sure to initialize color slots so that we won't try | |
4391 | to free colors we haven't allocated. */ | |
4392 | f->output_data.x->foreground_pixel = -1; | |
4393 | f->output_data.x->background_pixel = -1; | |
4394 | f->output_data.x->cursor_pixel = -1; | |
4395 | f->output_data.x->cursor_foreground_pixel = -1; | |
4396 | f->output_data.x->border_pixel = -1; | |
4397 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4398 | |
4399 | black = build_string ("black"); | |
4400 | GCPRO1 (black); | |
4401 | f->output_data.x->foreground_pixel | |
4402 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4403 | f->output_data.x->background_pixel | |
4404 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4405 | f->output_data.x->cursor_pixel | |
4406 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4407 | f->output_data.x->cursor_foreground_pixel | |
4408 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4409 | f->output_data.x->border_pixel | |
4410 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4411 | f->output_data.x->mouse_pixel | |
4412 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4413 | UNGCPRO; | |
4414 | } | |
4415 | ||
a59e4f3d RS |
4416 | /* Specify the parent under which to make this X window. */ |
4417 | ||
4418 | if (!NILP (parent)) | |
4419 | { | |
8c239ac3 | 4420 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4421 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4422 | } |
4423 | else | |
4424 | { | |
7556890b RS |
4425 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4426 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4427 | } |
4428 | ||
cf177271 JB |
4429 | /* Set the name; the functions to which we pass f expect the name to |
4430 | be set. */ | |
4431 | if (EQ (name, Qunbound) || NILP (name)) | |
4432 | { | |
08a90d6a | 4433 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4434 | f->explicit_name = 0; |
4435 | } | |
4436 | else | |
4437 | { | |
4438 | f->name = name; | |
4439 | f->explicit_name = 1; | |
9ef48a9d RS |
4440 | /* use the frame's title when getting resources for this frame. */ |
4441 | specbind (Qx_resource_name, name); | |
cf177271 | 4442 | } |
01f1ba30 | 4443 | |
01f1ba30 JB |
4444 | /* Extract the window parameters from the supplied values |
4445 | that are needed to determine window geometry. */ | |
d387c960 JB |
4446 | { |
4447 | Lisp_Object font; | |
4448 | ||
333b20bb | 4449 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4450 | |
6817eab4 | 4451 | BLOCK_INPUT; |
e5e548e3 RS |
4452 | /* First, try whatever font the caller has specified. */ |
4453 | if (STRINGP (font)) | |
942ea06d | 4454 | { |
49965a29 | 4455 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4456 | if (STRINGP (tem)) |
4457 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4458 | else |
4459 | font = x_new_font (f, XSTRING (font)->data); | |
4460 | } | |
333b20bb | 4461 | |
e5e548e3 | 4462 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4463 | if (!STRINGP (font)) |
4464 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4465 | if (!STRINGP (font)) |
a6ac02af | 4466 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4467 | if (! STRINGP (font)) |
a6ac02af | 4468 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4469 | if (! STRINGP (font)) |
4470 | /* This was formerly the first thing tried, but it finds too many fonts | |
4471 | and takes too long. */ | |
4472 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4473 | /* If those didn't work, look for something which will at least work. */ | |
4474 | if (! STRINGP (font)) | |
a6ac02af | 4475 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4476 | UNBLOCK_INPUT; |
4477 | if (! STRINGP (font)) | |
e5e548e3 RS |
4478 | font = build_string ("fixed"); |
4479 | ||
477f8642 | 4480 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4481 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4482 | } |
9ef48a9d | 4483 | |
e3881aa0 | 4484 | #ifdef USE_LUCID |
82c90203 RS |
4485 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4486 | whereby it fails to get any font. */ | |
7556890b | 4487 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4488 | #endif |
82c90203 | 4489 | |
cf177271 | 4490 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4491 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4492 | ||
4e397688 | 4493 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
4494 | internalBorderWidth or internalBorder (which is what xterm calls |
4495 | it). */ | |
4496 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4497 | { | |
4498 | Lisp_Object value; | |
4499 | ||
abb4b7ec | 4500 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4501 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4502 | if (! EQ (value, Qunbound)) |
4503 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4504 | parms); | |
4505 | } | |
dca97592 | 4506 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4507 | "internalBorderWidth", "internalBorderWidth", |
4508 | RES_TYPE_NUMBER); | |
1ab3d87e | 4509 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4510 | "verticalScrollBars", "ScrollBars", |
4511 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4512 | |
b9dc4443 | 4513 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4514 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4515 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4516 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4517 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4518 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4519 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4520 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4521 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4522 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4523 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4524 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4525 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4526 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4527 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
4528 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
4529 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
4530 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
4531 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
4532 | |
4533 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4534 | "scrollBarForeground", | |
4535 | "ScrollBarForeground", 1); | |
4536 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4537 | "scrollBarBackground", | |
4538 | "ScrollBarBackground", 0); | |
4539 | ||
4540 | /* Init faces before x_default_parameter is called for scroll-bar | |
4541 | parameters because that function calls x_set_scroll_bar_width, | |
4542 | which calls change_frame_size, which calls Fset_window_buffer, | |
4543 | which runs hooks, which call Fvertical_motion. At the end, we | |
4544 | end up in init_iterator with a null face cache, which should not | |
4545 | happen. */ | |
4546 | init_frame_faces (f); | |
4547 | ||
c7bcb20d | 4548 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4549 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4550 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4551 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4552 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4553 | "bufferPredicate", "BufferPredicate", |
4554 | RES_TYPE_SYMBOL); | |
c2304e02 | 4555 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4556 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4557 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4558 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
4559 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
4560 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 4561 | |
7556890b | 4562 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4563 | |
4564 | /* Add the tool-bar height to the initial frame height so that the | |
4565 | user gets a text display area of the size he specified with -g or | |
4566 | via .Xdefaults. Later changes of the tool-bar height don't | |
4567 | change the frame size. This is done so that users can create | |
4568 | tall Emacs frames without having to guess how tall the tool-bar | |
4569 | will get. */ | |
4570 | if (FRAME_TOOL_BAR_LINES (f)) | |
4571 | { | |
4572 | int margin, relief, bar_height; | |
4573 | ||
8ed86491 | 4574 | relief = (tool_bar_button_relief >= 0 |
35f59f6b GM |
4575 | ? tool_bar_button_relief |
4576 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4577 | ||
4578 | if (INTEGERP (Vtool_bar_button_margin) | |
4579 | && XINT (Vtool_bar_button_margin) > 0) | |
4580 | margin = XFASTINT (Vtool_bar_button_margin); | |
4581 | else if (CONSP (Vtool_bar_button_margin) | |
4582 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4583 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4584 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4585 | else | |
4586 | margin = 0; | |
4587 | ||
4588 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4589 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4590 | } | |
4591 | ||
4592 | /* Compute the size of the X window. */ | |
f676886a | 4593 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4594 | |
f83f10ba | 4595 | if (window_prompting & XNegative) |
2365c027 | 4596 | { |
f83f10ba | 4597 | if (window_prompting & YNegative) |
7556890b | 4598 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4599 | else |
7556890b | 4600 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4601 | } |
4602 | else | |
4603 | { | |
4604 | if (window_prompting & YNegative) | |
7556890b | 4605 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4606 | else |
7556890b | 4607 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4608 | } |
4609 | ||
7556890b | 4610 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4611 | |
495fa05e GM |
4612 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4613 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4614 | ||
6a1bcd01 | 4615 | /* Create the X widget or window. */ |
a7f7d550 FP |
4616 | #ifdef USE_X_TOOLKIT |
4617 | x_window (f, window_prompting, minibuffer_only); | |
4618 | #else | |
f676886a | 4619 | x_window (f); |
a7f7d550 | 4620 | #endif |
495fa05e | 4621 | |
f676886a JB |
4622 | x_icon (f, parms); |
4623 | x_make_gc (f); | |
01f1ba30 | 4624 | |
495fa05e GM |
4625 | /* Now consider the frame official. */ |
4626 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4627 | Vframe_list = Fcons (frame, Vframe_list); | |
4628 | ||
f9942c9e JB |
4629 | /* We need to do this after creating the X window, so that the |
4630 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4631 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4632 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4633 | |
cf177271 | 4634 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4635 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4636 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4637 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4638 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4639 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4640 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4641 | "scrollBarWidth", "ScrollBarWidth", | |
4642 | RES_TYPE_NUMBER); | |
f9942c9e | 4643 | |
f676886a | 4644 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4645 | Change will not be effected unless different from the current |
b9dc4443 | 4646 | f->height. */ |
f676886a JB |
4647 | width = f->width; |
4648 | height = f->height; | |
6a1bcd01 | 4649 | |
1ab3d87e RS |
4650 | f->height = 0; |
4651 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4652 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4653 | |
4a967a9b GM |
4654 | /* Set up faces after all frame parameters are known. This call |
4655 | also merges in face attributes specified for new frames. If we | |
4656 | don't do this, the `menu' face for instance won't have the right | |
4657 | colors, and the menu bar won't appear in the specified colors for | |
4658 | new frames. */ | |
4659 | call1 (Qface_set_after_frame_default, frame); | |
4660 | ||
495fa05e GM |
4661 | #ifdef USE_X_TOOLKIT |
4662 | /* Create the menu bar. */ | |
4663 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4664 | { | |
4665 | /* If this signals an error, we haven't set size hints for the | |
4666 | frame and we didn't make it visible. */ | |
4667 | initialize_frame_menubar (f); | |
4668 | ||
4669 | /* This is a no-op, except under Motif where it arranges the | |
4670 | main window for the widgets on it. */ | |
4671 | lw_set_main_areas (f->output_data.x->column_widget, | |
4672 | f->output_data.x->menubar_widget, | |
4673 | f->output_data.x->edit_widget); | |
4674 | } | |
4675 | #endif /* USE_X_TOOLKIT */ | |
4676 | ||
4677 | /* Tell the server what size and position, etc, we want, and how | |
4678 | badly we want them. This should be done after we have the menu | |
4679 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4680 | BLOCK_INPUT; |
7989f084 | 4681 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4682 | UNBLOCK_INPUT; |
4683 | ||
495fa05e GM |
4684 | /* Make the window appear on the frame and enable display, unless |
4685 | the caller says not to. However, with explicit parent, Emacs | |
4686 | cannot control visibility, so don't try. */ | |
7556890b | 4687 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4688 | { |
4689 | Lisp_Object visibility; | |
49795535 | 4690 | |
333b20bb GM |
4691 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4692 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4693 | if (EQ (visibility, Qunbound)) |
4694 | visibility = Qt; | |
49795535 | 4695 | |
a59e4f3d RS |
4696 | if (EQ (visibility, Qicon)) |
4697 | x_iconify_frame (f); | |
4698 | else if (! NILP (visibility)) | |
4699 | x_make_frame_visible (f); | |
4700 | else | |
4701 | /* Must have been Qnil. */ | |
4702 | ; | |
4703 | } | |
01f1ba30 | 4704 | |
495fa05e | 4705 | UNGCPRO; |
9e57df62 GM |
4706 | |
4707 | /* Make sure windows on this frame appear in calls to next-window | |
4708 | and similar functions. */ | |
4709 | Vwindow_list = Qnil; | |
4710 | ||
9ef48a9d | 4711 | return unbind_to (count, frame); |
01f1ba30 JB |
4712 | } |
4713 | ||
eaf1eea9 | 4714 | |
0d17d282 KH |
4715 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4716 | display info directly because we're called from frame.c, which doesn't | |
4717 | know about that structure. */ | |
e4f79258 | 4718 | |
87498171 | 4719 | Lisp_Object |
0d17d282 KH |
4720 | x_get_focus_frame (frame) |
4721 | struct frame *frame; | |
87498171 | 4722 | { |
0d17d282 | 4723 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4724 | Lisp_Object xfocus; |
0d17d282 | 4725 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4726 | return Qnil; |
4727 | ||
0d17d282 | 4728 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4729 | return xfocus; |
4730 | } | |
f0614854 | 4731 | |
3decc1e7 GM |
4732 | |
4733 | /* In certain situations, when the window manager follows a | |
4734 | click-to-focus policy, there seems to be no way around calling | |
4735 | XSetInputFocus to give another frame the input focus . | |
4736 | ||
4737 | In an ideal world, XSetInputFocus should generally be avoided so | |
4738 | that applications don't interfere with the window manager's focus | |
4739 | policy. But I think it's okay to use when it's clearly done | |
4740 | following a user-command. */ | |
4741 | ||
4742 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
4743 | doc: /* Set the input focus to FRAME. |
4744 | FRAME nil means use the selected frame. */) | |
4745 | (frame) | |
3decc1e7 GM |
4746 | Lisp_Object frame; |
4747 | { | |
4748 | struct frame *f = check_x_frame (frame); | |
4749 | Display *dpy = FRAME_X_DISPLAY (f); | |
4750 | int count; | |
4751 | ||
4752 | BLOCK_INPUT; | |
4753 | count = x_catch_errors (dpy); | |
4754 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4755 | RevertToParent, CurrentTime); | |
4756 | x_uncatch_errors (dpy, count); | |
4757 | UNBLOCK_INPUT; | |
4758 | ||
4759 | return Qnil; | |
4760 | } | |
4761 | ||
f0614854 | 4762 | \f |
2d764c78 | 4763 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
4764 | doc: /* Internal function called by `color-defined-p', which see. */) |
4765 | (color, frame) | |
b9dc4443 | 4766 | Lisp_Object color, frame; |
e12d55b2 | 4767 | { |
b9dc4443 RS |
4768 | XColor foo; |
4769 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4770 | |
b7826503 | 4771 | CHECK_STRING (color); |
b9dc4443 | 4772 | |
2d764c78 | 4773 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4774 | return Qt; |
4775 | else | |
4776 | return Qnil; | |
4777 | } | |
4778 | ||
2d764c78 | 4779 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
4780 | doc: /* Internal function called by `color-values', which see. */) |
4781 | (color, frame) | |
b9dc4443 | 4782 | Lisp_Object color, frame; |
01f1ba30 | 4783 | { |
b9dc4443 RS |
4784 | XColor foo; |
4785 | FRAME_PTR f = check_x_frame (frame); | |
4786 | ||
b7826503 | 4787 | CHECK_STRING (color); |
01f1ba30 | 4788 | |
2d764c78 | 4789 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4790 | { |
4791 | Lisp_Object rgb[3]; | |
4792 | ||
4793 | rgb[0] = make_number (foo.red); | |
4794 | rgb[1] = make_number (foo.green); | |
4795 | rgb[2] = make_number (foo.blue); | |
4796 | return Flist (3, rgb); | |
4797 | } | |
01f1ba30 JB |
4798 | else |
4799 | return Qnil; | |
4800 | } | |
4801 | ||
2d764c78 | 4802 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
4803 | doc: /* Internal function called by `display-color-p', which see. */) |
4804 | (display) | |
08a90d6a | 4805 | Lisp_Object display; |
01f1ba30 | 4806 | { |
08a90d6a | 4807 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4808 | |
b9dc4443 | 4809 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4810 | return Qnil; |
4811 | ||
b9dc4443 | 4812 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4813 | { |
4814 | case StaticColor: | |
4815 | case PseudoColor: | |
4816 | case TrueColor: | |
4817 | case DirectColor: | |
4818 | return Qt; | |
4819 | ||
4820 | default: | |
4821 | return Qnil; | |
4822 | } | |
4823 | } | |
4824 | ||
d0c9d219 | 4825 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 4826 | 0, 1, 0, |
7ee72033 | 4827 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
4828 | Note that color displays do support shades of gray. |
4829 | The optional argument DISPLAY specifies which display to ask about. | |
4830 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4831 | If omitted or nil, that stands for the selected frame's display. */) |
4832 | (display) | |
08a90d6a | 4833 | Lisp_Object display; |
d0c9d219 | 4834 | { |
08a90d6a | 4835 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4836 | |
ae6b58f9 | 4837 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4838 | return Qnil; |
4839 | ||
ae6b58f9 RS |
4840 | switch (dpyinfo->visual->class) |
4841 | { | |
4842 | case StaticColor: | |
4843 | case PseudoColor: | |
4844 | case TrueColor: | |
4845 | case DirectColor: | |
4846 | case StaticGray: | |
4847 | case GrayScale: | |
4848 | return Qt; | |
4849 | ||
4850 | default: | |
4851 | return Qnil; | |
4852 | } | |
d0c9d219 RS |
4853 | } |
4854 | ||
41beb8fc | 4855 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 4856 | 0, 1, 0, |
7ee72033 | 4857 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
4858 | The optional argument DISPLAY specifies which display to ask about. |
4859 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4860 | If omitted or nil, that stands for the selected frame's display. */) |
4861 | (display) | |
08a90d6a | 4862 | Lisp_Object display; |
41beb8fc | 4863 | { |
08a90d6a | 4864 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4865 | |
4866 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4867 | } |
4868 | ||
4869 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 4870 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 4871 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
4872 | The optional argument DISPLAY specifies which display to ask about. |
4873 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4874 | If omitted or nil, that stands for the selected frame's display. */) |
4875 | (display) | |
08a90d6a | 4876 | Lisp_Object display; |
41beb8fc | 4877 | { |
08a90d6a | 4878 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4879 | |
4880 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4881 | } |
4882 | ||
4883 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 4884 | 0, 1, 0, |
7ee72033 | 4885 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
4886 | The optional argument DISPLAY specifies which display to ask about. |
4887 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4888 | If omitted or nil, that stands for the selected frame's display. */) |
4889 | (display) | |
08a90d6a | 4890 | Lisp_Object display; |
41beb8fc | 4891 | { |
08a90d6a | 4892 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4893 | |
4894 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4895 | } |
4896 | ||
4897 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 4898 | 0, 1, 0, |
7ee72033 | 4899 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
4900 | The optional argument DISPLAY specifies which display to ask about. |
4901 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4902 | If omitted or nil, that stands for the selected frame's display. */) |
4903 | (display) | |
08a90d6a | 4904 | Lisp_Object display; |
41beb8fc | 4905 | { |
08a90d6a | 4906 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4907 | |
4908 | return make_number (DisplayCells (dpyinfo->display, | |
4909 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4910 | } |
4911 | ||
9d317b2c RS |
4912 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4913 | Sx_server_max_request_size, | |
c061c855 | 4914 | 0, 1, 0, |
7ee72033 | 4915 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
4916 | The optional argument DISPLAY specifies which display to ask about. |
4917 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4918 | If omitted or nil, that stands for the selected frame's display. */) |
4919 | (display) | |
08a90d6a | 4920 | Lisp_Object display; |
9d317b2c | 4921 | { |
08a90d6a | 4922 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4923 | |
4924 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4925 | } |
4926 | ||
41beb8fc | 4927 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 4928 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
4929 | The optional argument DISPLAY specifies which display to ask about. |
4930 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4931 | If omitted or nil, that stands for the selected frame's display. */) |
4932 | (display) | |
08a90d6a | 4933 | Lisp_Object display; |
41beb8fc | 4934 | { |
08a90d6a | 4935 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4936 | char *vendor = ServerVendor (dpyinfo->display); |
4937 | ||
41beb8fc RS |
4938 | if (! vendor) vendor = ""; |
4939 | return build_string (vendor); | |
4940 | } | |
4941 | ||
4942 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 4943 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
4944 | The value is a list of three integers: the major and minor |
4945 | version numbers of the X Protocol in use, and the vendor-specific release | |
4946 | number. See also the function `x-server-vendor'. | |
4947 | ||
4948 | The optional argument DISPLAY specifies which display to ask about. | |
4949 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4950 | If omitted or nil, that stands for the selected frame's display. */) |
4951 | (display) | |
08a90d6a | 4952 | Lisp_Object display; |
41beb8fc | 4953 | { |
08a90d6a | 4954 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4955 | Display *dpy = dpyinfo->display; |
11ae94fe | 4956 | |
41beb8fc RS |
4957 | return Fcons (make_number (ProtocolVersion (dpy)), |
4958 | Fcons (make_number (ProtocolRevision (dpy)), | |
4959 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4960 | } | |
4961 | ||
4962 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 4963 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
4964 | The optional argument DISPLAY specifies which display to ask about. |
4965 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4966 | If omitted or nil, that stands for the selected frame's display. */) |
4967 | (display) | |
08a90d6a | 4968 | Lisp_Object display; |
41beb8fc | 4969 | { |
08a90d6a | 4970 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4971 | |
4972 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4973 | } |
4974 | ||
4975 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 4976 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
4977 | The optional argument DISPLAY specifies which display to ask about. |
4978 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4979 | If omitted or nil, that stands for the selected frame's display. */) |
4980 | (display) | |
08a90d6a | 4981 | Lisp_Object display; |
41beb8fc | 4982 | { |
08a90d6a | 4983 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4984 | |
4985 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4986 | } |
4987 | ||
4988 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 4989 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
4990 | The optional argument DISPLAY specifies which display to ask about. |
4991 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4992 | If omitted or nil, that stands for the selected frame's display. */) |
4993 | (display) | |
08a90d6a | 4994 | Lisp_Object display; |
41beb8fc | 4995 | { |
08a90d6a | 4996 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4997 | |
4998 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4999 | } |
5000 | ||
5001 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 5002 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 5003 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
5004 | The value may be `always', `when-mapped', or `not-useful'. |
5005 | The optional argument DISPLAY specifies which display to ask about. | |
5006 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5007 | If omitted or nil, that stands for the selected frame's display. */) |
5008 | (display) | |
08a90d6a | 5009 | Lisp_Object display; |
41beb8fc | 5010 | { |
08a90d6a | 5011 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5012 | Lisp_Object result; |
11ae94fe | 5013 | |
b9dc4443 | 5014 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
5015 | { |
5016 | case Always: | |
8ec8a5ec GM |
5017 | result = intern ("always"); |
5018 | break; | |
41beb8fc RS |
5019 | |
5020 | case WhenMapped: | |
8ec8a5ec GM |
5021 | result = intern ("when-mapped"); |
5022 | break; | |
41beb8fc RS |
5023 | |
5024 | case NotUseful: | |
8ec8a5ec GM |
5025 | result = intern ("not-useful"); |
5026 | break; | |
41beb8fc RS |
5027 | |
5028 | default: | |
5029 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 5030 | result = Qnil; |
41beb8fc | 5031 | } |
8ec8a5ec GM |
5032 | |
5033 | return result; | |
41beb8fc RS |
5034 | } |
5035 | ||
5036 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 5037 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 5038 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
5039 | The value is one of the symbols `static-gray', `gray-scale', |
5040 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
5041 | ||
5042 | The optional argument DISPLAY specifies which display to ask about. | |
5043 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5044 | If omitted or nil, that stands for the selected frame's display. */) |
5045 | (display) | |
08a90d6a | 5046 | Lisp_Object display; |
41beb8fc | 5047 | { |
08a90d6a | 5048 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5049 | Lisp_Object result; |
11ae94fe | 5050 | |
b9dc4443 | 5051 | switch (dpyinfo->visual->class) |
41beb8fc | 5052 | { |
8ec8a5ec GM |
5053 | case StaticGray: |
5054 | result = intern ("static-gray"); | |
5055 | break; | |
5056 | case GrayScale: | |
5057 | result = intern ("gray-scale"); | |
5058 | break; | |
5059 | case StaticColor: | |
5060 | result = intern ("static-color"); | |
5061 | break; | |
5062 | case PseudoColor: | |
5063 | result = intern ("pseudo-color"); | |
5064 | break; | |
5065 | case TrueColor: | |
5066 | result = intern ("true-color"); | |
5067 | break; | |
5068 | case DirectColor: | |
5069 | result = intern ("direct-color"); | |
5070 | break; | |
41beb8fc RS |
5071 | default: |
5072 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 5073 | result = Qnil; |
41beb8fc | 5074 | } |
8ec8a5ec GM |
5075 | |
5076 | return result; | |
41beb8fc RS |
5077 | } |
5078 | ||
5079 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 5080 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 5081 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
5082 | The optional argument DISPLAY specifies which display to ask about. |
5083 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5084 | If omitted or nil, that stands for the selected frame's display. */) |
5085 | (display) | |
08a90d6a | 5086 | Lisp_Object display; |
41beb8fc | 5087 | { |
08a90d6a | 5088 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5089 | |
b9dc4443 | 5090 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
5091 | return Qt; |
5092 | else | |
5093 | return Qnil; | |
5094 | } | |
5095 | \f | |
b9dc4443 | 5096 | int |
55caf99c RS |
5097 | x_pixel_width (f) |
5098 | register struct frame *f; | |
01f1ba30 | 5099 | { |
55caf99c | 5100 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
5101 | } |
5102 | ||
b9dc4443 | 5103 | int |
55caf99c RS |
5104 | x_pixel_height (f) |
5105 | register struct frame *f; | |
01f1ba30 | 5106 | { |
55caf99c RS |
5107 | return PIXEL_HEIGHT (f); |
5108 | } | |
5109 | ||
b9dc4443 | 5110 | int |
55caf99c RS |
5111 | x_char_width (f) |
5112 | register struct frame *f; | |
5113 | { | |
7556890b | 5114 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
5115 | } |
5116 | ||
b9dc4443 | 5117 | int |
55caf99c RS |
5118 | x_char_height (f) |
5119 | register struct frame *f; | |
5120 | { | |
7556890b | 5121 | return f->output_data.x->line_height; |
01f1ba30 | 5122 | } |
b9dc4443 RS |
5123 | |
5124 | int | |
f03f2489 RS |
5125 | x_screen_planes (f) |
5126 | register struct frame *f; | |
b9dc4443 | 5127 | { |
f03f2489 | 5128 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 5129 | } |
01f1ba30 | 5130 | |
a6ad00c0 GM |
5131 | |
5132 | \f | |
5133 | /************************************************************************ | |
5134 | X Displays | |
5135 | ************************************************************************/ | |
5136 | ||
01f1ba30 | 5137 | \f |
a6ad00c0 GM |
5138 | /* Mapping visual names to visuals. */ |
5139 | ||
5140 | static struct visual_class | |
5141 | { | |
5142 | char *name; | |
5143 | int class; | |
5144 | } | |
5145 | visual_classes[] = | |
5146 | { | |
5147 | {"StaticGray", StaticGray}, | |
5148 | {"GrayScale", GrayScale}, | |
5149 | {"StaticColor", StaticColor}, | |
5150 | {"PseudoColor", PseudoColor}, | |
5151 | {"TrueColor", TrueColor}, | |
5152 | {"DirectColor", DirectColor}, | |
9908a324 | 5153 | {NULL, 0} |
a6ad00c0 GM |
5154 | }; |
5155 | ||
5156 | ||
404daac1 | 5157 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
5158 | |
5159 | /* Value is the screen number of screen SCR. This is a substitute for | |
5160 | the X function with the same name when that doesn't exist. */ | |
5161 | ||
404daac1 RS |
5162 | int |
5163 | XScreenNumberOfScreen (scr) | |
5164 | register Screen *scr; | |
5165 | { | |
a6ad00c0 GM |
5166 | Display *dpy = scr->display; |
5167 | int i; | |
3df34fdb | 5168 | |
a6ad00c0 | 5169 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 5170 | if (scr == dpy->screens + i) |
a6ad00c0 | 5171 | break; |
404daac1 | 5172 | |
a6ad00c0 | 5173 | return i; |
404daac1 | 5174 | } |
a6ad00c0 | 5175 | |
404daac1 RS |
5176 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
5177 | ||
01f1ba30 | 5178 | |
a6ad00c0 GM |
5179 | /* Select the visual that should be used on display DPYINFO. Set |
5180 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 5181 | |
a6ad00c0 GM |
5182 | void |
5183 | select_visual (dpyinfo) | |
5184 | struct x_display_info *dpyinfo; | |
5185 | { | |
5186 | Display *dpy = dpyinfo->display; | |
5187 | Screen *screen = dpyinfo->screen; | |
5188 | Lisp_Object value; | |
fe24a618 | 5189 | |
a6ad00c0 GM |
5190 | /* See if a visual is specified. */ |
5191 | value = display_x_get_resource (dpyinfo, | |
5192 | build_string ("visualClass"), | |
5193 | build_string ("VisualClass"), | |
5194 | Qnil, Qnil); | |
5195 | if (STRINGP (value)) | |
5196 | { | |
5197 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
5198 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
5199 | depth, a decimal number. NAME is compared with case ignored. */ | |
5200 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
5201 | char *dash; | |
5202 | int i, class = -1; | |
5203 | XVisualInfo vinfo; | |
5204 | ||
5205 | strcpy (s, XSTRING (value)->data); | |
5206 | dash = index (s, '-'); | |
5207 | if (dash) | |
5208 | { | |
5209 | dpyinfo->n_planes = atoi (dash + 1); | |
5210 | *dash = '\0'; | |
5211 | } | |
5212 | else | |
5213 | /* We won't find a matching visual with depth 0, so that | |
5214 | an error will be printed below. */ | |
5215 | dpyinfo->n_planes = 0; | |
f0614854 | 5216 | |
a6ad00c0 GM |
5217 | /* Determine the visual class. */ |
5218 | for (i = 0; visual_classes[i].name; ++i) | |
5219 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5220 | { | |
5221 | class = visual_classes[i].class; | |
5222 | break; | |
5223 | } | |
01f1ba30 | 5224 | |
a6ad00c0 GM |
5225 | /* Look up a matching visual for the specified class. */ |
5226 | if (class == -1 | |
5227 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5228 | dpyinfo->n_planes, class, &vinfo)) | |
5229 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5230 | ||
5231 | dpyinfo->visual = vinfo.visual; | |
5232 | } | |
01f1ba30 JB |
5233 | else |
5234 | { | |
a6ad00c0 GM |
5235 | int n_visuals; |
5236 | XVisualInfo *vinfo, vinfo_template; | |
5237 | ||
5238 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5239 | ||
5240 | #ifdef HAVE_X11R4 | |
5241 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5242 | #else | |
5243 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5244 | #endif | |
5245 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5246 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5247 | &vinfo_template, &n_visuals); | |
5248 | if (n_visuals != 1) | |
5249 | fatal ("Can't get proper X visual info"); | |
5250 | ||
94ac875b | 5251 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5252 | XFree ((char *) vinfo); |
5253 | } | |
01f1ba30 | 5254 | } |
01f1ba30 | 5255 | |
a6ad00c0 | 5256 | |
b9dc4443 RS |
5257 | /* Return the X display structure for the display named NAME. |
5258 | Open a new connection if necessary. */ | |
5259 | ||
5260 | struct x_display_info * | |
5261 | x_display_info_for_name (name) | |
5262 | Lisp_Object name; | |
5263 | { | |
08a90d6a | 5264 | Lisp_Object names; |
b9dc4443 RS |
5265 | struct x_display_info *dpyinfo; |
5266 | ||
b7826503 | 5267 | CHECK_STRING (name); |
b9dc4443 | 5268 | |
806048df RS |
5269 | if (! EQ (Vwindow_system, intern ("x"))) |
5270 | error ("Not using X Windows"); | |
5271 | ||
08a90d6a RS |
5272 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5273 | dpyinfo; | |
8e713be6 | 5274 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5275 | { |
5276 | Lisp_Object tem; | |
8e713be6 | 5277 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5278 | if (!NILP (tem)) |
b9dc4443 RS |
5279 | return dpyinfo; |
5280 | } | |
5281 | ||
b7975ee4 KH |
5282 | /* Use this general default value to start with. */ |
5283 | Vx_resource_name = Vinvocation_name; | |
5284 | ||
b9dc4443 RS |
5285 | validate_x_resource_name (); |
5286 | ||
9b207e8e | 5287 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5288 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5289 | |
08a90d6a | 5290 | if (dpyinfo == 0) |
1b4ec1c8 | 5291 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5292 | |
b9dc4443 RS |
5293 | x_in_use = 1; |
5294 | XSETFASTINT (Vwindow_system_version, 11); | |
5295 | ||
5296 | return dpyinfo; | |
5297 | } | |
5298 | ||
a6ad00c0 | 5299 | |
01f1ba30 | 5300 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 5301 | 1, 3, 0, |
7ee72033 | 5302 | doc: /* Open a connection to an X server. |
c061c855 GM |
5303 | DISPLAY is the name of the display to connect to. |
5304 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
5305 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
5306 | terminate Emacs if we can't open the connection. */) |
5307 | (display, xrm_string, must_succeed) | |
08a90d6a | 5308 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 5309 | { |
01f1ba30 | 5310 | unsigned char *xrm_option; |
b9dc4443 | 5311 | struct x_display_info *dpyinfo; |
01f1ba30 | 5312 | |
b7826503 | 5313 | CHECK_STRING (display); |
d387c960 | 5314 | if (! NILP (xrm_string)) |
b7826503 | 5315 | CHECK_STRING (xrm_string); |
01f1ba30 | 5316 | |
806048df RS |
5317 | if (! EQ (Vwindow_system, intern ("x"))) |
5318 | error ("Not using X Windows"); | |
5319 | ||
d387c960 JB |
5320 | if (! NILP (xrm_string)) |
5321 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5322 | else |
5323 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5324 | |
5325 | validate_x_resource_name (); | |
5326 | ||
e1b1bee8 | 5327 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5328 | This also initializes many symbols, such as those used for input. */ |
5329 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5330 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5331 | |
08a90d6a RS |
5332 | if (dpyinfo == 0) |
5333 | { | |
5334 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
5335 | fatal ("Cannot connect to X server %s.\n\ |
5336 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5337 | Also use the `xhost' program to verify that it is set to permit\n\ | |
1b4ec1c8 | 5338 | connections from your machine.\n", |
08a90d6a RS |
5339 | XSTRING (display)->data); |
5340 | else | |
1b4ec1c8 | 5341 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5342 | } |
5343 | ||
b9dc4443 | 5344 | x_in_use = 1; |
01f1ba30 | 5345 | |
b9dc4443 | 5346 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5347 | return Qnil; |
5348 | } | |
5349 | ||
08a90d6a RS |
5350 | DEFUN ("x-close-connection", Fx_close_connection, |
5351 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 5352 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 5353 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
5354 | If DISPLAY is nil, that stands for the selected frame's display. */) |
5355 | (display) | |
c061c855 | 5356 | Lisp_Object display; |
01f1ba30 | 5357 | { |
08a90d6a | 5358 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5359 | int i; |
3457bc6e | 5360 | |
08a90d6a RS |
5361 | if (dpyinfo->reference_count > 0) |
5362 | error ("Display still has frames on it"); | |
01f1ba30 | 5363 | |
08a90d6a RS |
5364 | BLOCK_INPUT; |
5365 | /* Free the fonts in the font table. */ | |
5366 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5367 | if (dpyinfo->font_table[i].name) |
5368 | { | |
6ecb43ce KH |
5369 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5370 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5371 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5372 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5373 | } | |
5374 | ||
08a90d6a RS |
5375 | x_destroy_all_bitmaps (dpyinfo); |
5376 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5377 | |
5378 | #ifdef USE_X_TOOLKIT | |
5379 | XtCloseDisplay (dpyinfo->display); | |
5380 | #else | |
08a90d6a | 5381 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5382 | #endif |
08a90d6a RS |
5383 | |
5384 | x_delete_display (dpyinfo); | |
5385 | UNBLOCK_INPUT; | |
3457bc6e | 5386 | |
01f1ba30 JB |
5387 | return Qnil; |
5388 | } | |
5389 | ||
08a90d6a | 5390 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
5391 | doc: /* Return the list of display names that Emacs has connections to. */) |
5392 | () | |
08a90d6a RS |
5393 | { |
5394 | Lisp_Object tail, result; | |
5395 | ||
5396 | result = Qnil; | |
8e713be6 KR |
5397 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5398 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5399 | |
5400 | return result; | |
5401 | } | |
5402 | ||
5403 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 5404 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
5405 | If ON is nil, allow buffering of requests. |
5406 | Turning on synchronization prohibits the Xlib routines from buffering | |
5407 | requests and seriously degrades performance, but makes debugging much | |
5408 | easier. | |
5409 | The optional second argument DISPLAY specifies which display to act on. | |
5410 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5411 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
5412 | (on, display) | |
08a90d6a | 5413 | Lisp_Object display, on; |
01f1ba30 | 5414 | { |
08a90d6a | 5415 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5416 | |
b9dc4443 | 5417 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5418 | |
5419 | return Qnil; | |
5420 | } | |
5421 | ||
b9dc4443 | 5422 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5423 | |
5424 | void | |
b9dc4443 RS |
5425 | x_sync (f) |
5426 | FRAME_PTR f; | |
6b7b1820 | 5427 | { |
4e87f4d2 | 5428 | BLOCK_INPUT; |
b9dc4443 | 5429 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5430 | UNBLOCK_INPUT; |
6b7b1820 | 5431 | } |
333b20bb | 5432 | |
01f1ba30 | 5433 | \f |
333b20bb GM |
5434 | /*********************************************************************** |
5435 | Image types | |
5436 | ***********************************************************************/ | |
f1c16f36 | 5437 | |
333b20bb GM |
5438 | /* Value is the number of elements of vector VECTOR. */ |
5439 | ||
5440 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5441 | ||
5442 | /* List of supported image types. Use define_image_type to add new | |
5443 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5444 | ||
5445 | static struct image_type *image_types; | |
5446 | ||
333b20bb GM |
5447 | /* The symbol `image' which is the car of the lists used to represent |
5448 | images in Lisp. */ | |
5449 | ||
5450 | extern Lisp_Object Qimage; | |
5451 | ||
5452 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5453 | ||
5454 | Lisp_Object Qxbm; | |
5455 | ||
5456 | /* Keywords. */ | |
5457 | ||
0fe92f72 | 5458 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5459 | extern Lisp_Object QCdata; |
5460 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5461 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5462 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5463 | |
5464 | /* Other symbols. */ | |
5465 | ||
4a8e312c | 5466 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5467 | |
5468 | /* Time in seconds after which images should be removed from the cache | |
5469 | if not displayed. */ | |
5470 | ||
fcf431dc | 5471 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5472 | |
5473 | /* Function prototypes. */ | |
5474 | ||
5475 | static void define_image_type P_ ((struct image_type *type)); | |
5476 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5477 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5478 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5479 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5480 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5481 | Lisp_Object)); | |
333b20bb GM |
5482 | |
5483 | ||
5484 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5485 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5486 | ||
5487 | static void | |
5488 | define_image_type (type) | |
5489 | struct image_type *type; | |
5490 | { | |
5491 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5492 | The initialized data segment is read-only. */ | |
5493 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5494 | bcopy (type, p, sizeof *p); | |
5495 | p->next = image_types; | |
5496 | image_types = p; | |
5497 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5498 | } | |
5499 | ||
5500 | ||
5501 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5502 | structure. Value is null if SYMBOL is not a known image type. */ | |
5503 | ||
5504 | static INLINE struct image_type * | |
5505 | lookup_image_type (symbol) | |
5506 | Lisp_Object symbol; | |
5507 | { | |
5508 | struct image_type *type; | |
5509 | ||
5510 | for (type = image_types; type; type = type->next) | |
5511 | if (EQ (symbol, *type->type)) | |
5512 | break; | |
5513 | ||
5514 | return type; | |
5515 | } | |
5516 | ||
5517 | ||
5518 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5519 | valid image specification is a list whose car is the symbol | |
5520 | `image', and whose rest is a property list. The property list must | |
5521 | contain a value for key `:type'. That value must be the name of a | |
5522 | supported image type. The rest of the property list depends on the | |
5523 | image type. */ | |
5524 | ||
5525 | int | |
5526 | valid_image_p (object) | |
5527 | Lisp_Object object; | |
5528 | { | |
5529 | int valid_p = 0; | |
5530 | ||
5531 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5532 | { | |
1783ffa2 GM |
5533 | Lisp_Object tem; |
5534 | ||
5535 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5536 | if (EQ (XCAR (tem), QCtype)) | |
5537 | { | |
5538 | tem = XCDR (tem); | |
5539 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5540 | { | |
5541 | struct image_type *type; | |
5542 | type = lookup_image_type (XCAR (tem)); | |
5543 | if (type) | |
5544 | valid_p = type->valid_p (object); | |
5545 | } | |
5546 | ||
5547 | break; | |
5548 | } | |
333b20bb GM |
5549 | } |
5550 | ||
5551 | return valid_p; | |
5552 | } | |
5553 | ||
5554 | ||
7ab1745f GM |
5555 | /* Log error message with format string FORMAT and argument ARG. |
5556 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5557 | good idea because this would interrupt redisplay, and the error | |
5558 | message display would lead to another redisplay. This function | |
5559 | therefore simply displays a message. */ | |
333b20bb GM |
5560 | |
5561 | static void | |
5562 | image_error (format, arg1, arg2) | |
5563 | char *format; | |
5564 | Lisp_Object arg1, arg2; | |
5565 | { | |
7ab1745f | 5566 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5567 | } |
5568 | ||
5569 | ||
5570 | \f | |
5571 | /*********************************************************************** | |
5572 | Image specifications | |
5573 | ***********************************************************************/ | |
5574 | ||
5575 | enum image_value_type | |
5576 | { | |
5577 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5578 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5579 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5580 | IMAGE_SYMBOL_VALUE, |
5581 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5582 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5583 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5584 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5585 | IMAGE_INTEGER_VALUE, |
5586 | IMAGE_FUNCTION_VALUE, | |
5587 | IMAGE_NUMBER_VALUE, | |
5588 | IMAGE_BOOL_VALUE | |
5589 | }; | |
5590 | ||
5591 | /* Structure used when parsing image specifications. */ | |
5592 | ||
5593 | struct image_keyword | |
5594 | { | |
5595 | /* Name of keyword. */ | |
5596 | char *name; | |
5597 | ||
5598 | /* The type of value allowed. */ | |
5599 | enum image_value_type type; | |
5600 | ||
5601 | /* Non-zero means key must be present. */ | |
5602 | int mandatory_p; | |
5603 | ||
5604 | /* Used to recognize duplicate keywords in a property list. */ | |
5605 | int count; | |
5606 | ||
5607 | /* The value that was found. */ | |
5608 | Lisp_Object value; | |
5609 | }; | |
5610 | ||
5611 | ||
bfd2209f GM |
5612 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5613 | int, Lisp_Object)); | |
333b20bb GM |
5614 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5615 | ||
5616 | ||
5617 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5618 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5619 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5620 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5621 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5622 | |
5623 | static int | |
bfd2209f | 5624 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5625 | Lisp_Object spec; |
5626 | struct image_keyword *keywords; | |
5627 | int nkeywords; | |
5628 | Lisp_Object type; | |
333b20bb GM |
5629 | { |
5630 | int i; | |
5631 | Lisp_Object plist; | |
5632 | ||
5633 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5634 | return 0; | |
5635 | ||
5636 | plist = XCDR (spec); | |
5637 | while (CONSP (plist)) | |
5638 | { | |
5639 | Lisp_Object key, value; | |
5640 | ||
5641 | /* First element of a pair must be a symbol. */ | |
5642 | key = XCAR (plist); | |
5643 | plist = XCDR (plist); | |
5644 | if (!SYMBOLP (key)) | |
5645 | return 0; | |
5646 | ||
5647 | /* There must follow a value. */ | |
5648 | if (!CONSP (plist)) | |
5649 | return 0; | |
5650 | value = XCAR (plist); | |
5651 | plist = XCDR (plist); | |
5652 | ||
5653 | /* Find key in KEYWORDS. Error if not found. */ | |
5654 | for (i = 0; i < nkeywords; ++i) | |
5655 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5656 | break; | |
5657 | ||
5658 | if (i == nkeywords) | |
bfd2209f | 5659 | continue; |
333b20bb GM |
5660 | |
5661 | /* Record that we recognized the keyword. If a keywords | |
5662 | was found more than once, it's an error. */ | |
5663 | keywords[i].value = value; | |
5664 | ++keywords[i].count; | |
5665 | ||
5666 | if (keywords[i].count > 1) | |
5667 | return 0; | |
5668 | ||
5669 | /* Check type of value against allowed type. */ | |
5670 | switch (keywords[i].type) | |
5671 | { | |
5672 | case IMAGE_STRING_VALUE: | |
5673 | if (!STRINGP (value)) | |
5674 | return 0; | |
5675 | break; | |
5676 | ||
6f1be3b9 GM |
5677 | case IMAGE_STRING_OR_NIL_VALUE: |
5678 | if (!STRINGP (value) && !NILP (value)) | |
5679 | return 0; | |
5680 | break; | |
5681 | ||
333b20bb GM |
5682 | case IMAGE_SYMBOL_VALUE: |
5683 | if (!SYMBOLP (value)) | |
5684 | return 0; | |
5685 | break; | |
5686 | ||
5687 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5688 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5689 | return 0; | |
5690 | break; | |
5691 | ||
3ed61e75 GM |
5692 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5693 | if (INTEGERP (value) && XINT (value) >= 0) | |
5694 | break; | |
5695 | if (CONSP (value) | |
5696 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5697 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5698 | break; | |
5699 | return 0; | |
5700 | ||
7c7ff7f5 GM |
5701 | case IMAGE_ASCENT_VALUE: |
5702 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5703 | break; | |
5704 | else if (INTEGERP (value) | |
5705 | && XINT (value) >= 0 | |
5706 | && XINT (value) <= 100) | |
5707 | break; | |
5708 | return 0; | |
5709 | ||
333b20bb GM |
5710 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5711 | if (!INTEGERP (value) || XINT (value) < 0) | |
5712 | return 0; | |
5713 | break; | |
5714 | ||
5715 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5716 | break; | |
5717 | ||
5718 | case IMAGE_FUNCTION_VALUE: | |
5719 | value = indirect_function (value); | |
5720 | if (SUBRP (value) | |
5721 | || COMPILEDP (value) | |
5722 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5723 | break; | |
5724 | return 0; | |
5725 | ||
5726 | case IMAGE_NUMBER_VALUE: | |
5727 | if (!INTEGERP (value) && !FLOATP (value)) | |
5728 | return 0; | |
5729 | break; | |
5730 | ||
5731 | case IMAGE_INTEGER_VALUE: | |
5732 | if (!INTEGERP (value)) | |
5733 | return 0; | |
5734 | break; | |
5735 | ||
5736 | case IMAGE_BOOL_VALUE: | |
5737 | if (!NILP (value) && !EQ (value, Qt)) | |
5738 | return 0; | |
5739 | break; | |
5740 | ||
5741 | default: | |
5742 | abort (); | |
5743 | break; | |
5744 | } | |
5745 | ||
5746 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5747 | return 0; | |
5748 | } | |
5749 | ||
5750 | /* Check that all mandatory fields are present. */ | |
5751 | for (i = 0; i < nkeywords; ++i) | |
5752 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5753 | return 0; | |
5754 | ||
5755 | return NILP (plist); | |
5756 | } | |
5757 | ||
5758 | ||
5759 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5760 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5761 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5762 | ||
5763 | static Lisp_Object | |
5764 | image_spec_value (spec, key, found) | |
5765 | Lisp_Object spec, key; | |
5766 | int *found; | |
5767 | { | |
5768 | Lisp_Object tail; | |
5769 | ||
5770 | xassert (valid_image_p (spec)); | |
5771 | ||
5772 | for (tail = XCDR (spec); | |
5773 | CONSP (tail) && CONSP (XCDR (tail)); | |
5774 | tail = XCDR (XCDR (tail))) | |
5775 | { | |
5776 | if (EQ (XCAR (tail), key)) | |
5777 | { | |
5778 | if (found) | |
5779 | *found = 1; | |
5780 | return XCAR (XCDR (tail)); | |
5781 | } | |
5782 | } | |
5783 | ||
5784 | if (found) | |
5785 | *found = 0; | |
5786 | return Qnil; | |
5787 | } | |
5788 | ||
5789 | ||
42677916 | 5790 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 5791 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
5792 | PIXELS non-nil means return the size in pixels, otherwise return the |
5793 | size in canonical character units. | |
5794 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
5795 | or omitted means use the selected frame. */) |
5796 | (spec, pixels, frame) | |
42677916 GM |
5797 | Lisp_Object spec, pixels, frame; |
5798 | { | |
5799 | Lisp_Object size; | |
5800 | ||
5801 | size = Qnil; | |
5802 | if (valid_image_p (spec)) | |
5803 | { | |
5804 | struct frame *f = check_x_frame (frame); | |
83676598 | 5805 | int id = lookup_image (f, spec); |
42677916 | 5806 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5807 | int width = img->width + 2 * img->hmargin; |
5808 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5809 | |
5810 | if (NILP (pixels)) | |
5811 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5812 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5813 | else | |
5814 | size = Fcons (make_number (width), make_number (height)); | |
5815 | } | |
5816 | else | |
5817 | error ("Invalid image specification"); | |
5818 | ||
5819 | return size; | |
5820 | } | |
5821 | ||
333b20bb | 5822 | |
b243755a | 5823 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 5824 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 5825 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
5826 | or omitted means use the selected frame. */) |
5827 | (spec, frame) | |
b243755a GM |
5828 | Lisp_Object spec, frame; |
5829 | { | |
5830 | Lisp_Object mask; | |
5831 | ||
5832 | mask = Qnil; | |
5833 | if (valid_image_p (spec)) | |
5834 | { | |
5835 | struct frame *f = check_x_frame (frame); | |
83676598 | 5836 | int id = lookup_image (f, spec); |
b243755a GM |
5837 | struct image *img = IMAGE_FROM_ID (f, id); |
5838 | if (img->mask) | |
5839 | mask = Qt; | |
5840 | } | |
5841 | else | |
5842 | error ("Invalid image specification"); | |
5843 | ||
5844 | return mask; | |
5845 | } | |
5846 | ||
5847 | ||
333b20bb GM |
5848 | \f |
5849 | /*********************************************************************** | |
5850 | Image type independent image structures | |
5851 | ***********************************************************************/ | |
5852 | ||
5853 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5854 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5855 | ||
5856 | ||
5857 | /* Allocate and return a new image structure for image specification | |
5858 | SPEC. SPEC has a hash value of HASH. */ | |
5859 | ||
5860 | static struct image * | |
5861 | make_image (spec, hash) | |
5862 | Lisp_Object spec; | |
5863 | unsigned hash; | |
5864 | { | |
5865 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5866 | ||
5867 | xassert (valid_image_p (spec)); | |
5868 | bzero (img, sizeof *img); | |
5869 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5870 | xassert (img->type != NULL); | |
5871 | img->spec = spec; | |
5872 | img->data.lisp_val = Qnil; | |
5873 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5874 | img->hash = hash; | |
5875 | return img; | |
5876 | } | |
5877 | ||
5878 | ||
5879 | /* Free image IMG which was used on frame F, including its resources. */ | |
5880 | ||
5881 | static void | |
5882 | free_image (f, img) | |
5883 | struct frame *f; | |
5884 | struct image *img; | |
5885 | { | |
5886 | if (img) | |
5887 | { | |
5888 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5889 | ||
5890 | /* Remove IMG from the hash table of its cache. */ | |
5891 | if (img->prev) | |
5892 | img->prev->next = img->next; | |
5893 | else | |
5894 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5895 | ||
5896 | if (img->next) | |
5897 | img->next->prev = img->prev; | |
5898 | ||
5899 | c->images[img->id] = NULL; | |
5900 | ||
5901 | /* Free resources, then free IMG. */ | |
5902 | img->type->free (f, img); | |
5903 | xfree (img); | |
5904 | } | |
5905 | } | |
5906 | ||
5907 | ||
5908 | /* Prepare image IMG for display on frame F. Must be called before | |
5909 | drawing an image. */ | |
5910 | ||
5911 | void | |
5912 | prepare_image_for_display (f, img) | |
5913 | struct frame *f; | |
5914 | struct image *img; | |
5915 | { | |
5916 | EMACS_TIME t; | |
5917 | ||
5918 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5919 | EMACS_GET_TIME (t); | |
5920 | img->timestamp = EMACS_SECS (t); | |
5921 | ||
5922 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5923 | type dependent loader function. */ | |
dd00328a | 5924 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5925 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5926 | } |
5927 | ||
5928 | ||
7c7ff7f5 GM |
5929 | /* Value is the number of pixels for the ascent of image IMG when |
5930 | drawn in face FACE. */ | |
5931 | ||
5932 | int | |
5933 | image_ascent (img, face) | |
5934 | struct image *img; | |
5935 | struct face *face; | |
5936 | { | |
3ed61e75 | 5937 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5938 | int ascent; |
5939 | ||
5940 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5941 | { | |
5942 | if (face->font) | |
3694cb3f MB |
5943 | /* This expression is arranged so that if the image can't be |
5944 | exactly centered, it will be moved slightly up. This is | |
5945 | because a typical font is `top-heavy' (due to the presence | |
5946 | uppercase letters), so the image placement should err towards | |
5947 | being top-heavy too. It also just generally looks better. */ | |
5948 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5949 | else |
5950 | ascent = height / 2; | |
5951 | } | |
5952 | else | |
5953 | ascent = height * img->ascent / 100.0; | |
5954 | ||
5955 | return ascent; | |
5956 | } | |
5957 | ||
f20a3b7a MB |
5958 | \f |
5959 | /* Image background colors. */ | |
5960 | ||
5961 | static unsigned long | |
5962 | four_corners_best (ximg, width, height) | |
5963 | XImage *ximg; | |
5964 | unsigned long width, height; | |
5965 | { | |
b350c2e5 GM |
5966 | unsigned long corners[4], best; |
5967 | int i, best_count; | |
f20a3b7a | 5968 | |
b350c2e5 GM |
5969 | /* Get the colors at the corners of ximg. */ |
5970 | corners[0] = XGetPixel (ximg, 0, 0); | |
5971 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
5972 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
5973 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 5974 | |
b350c2e5 GM |
5975 | /* Choose the most frequently found color as background. */ |
5976 | for (i = best_count = 0; i < 4; ++i) | |
5977 | { | |
5978 | int j, n; | |
f20a3b7a | 5979 | |
b350c2e5 GM |
5980 | for (j = n = 0; j < 4; ++j) |
5981 | if (corners[i] == corners[j]) | |
5982 | ++n; | |
f20a3b7a | 5983 | |
b350c2e5 GM |
5984 | if (n > best_count) |
5985 | best = corners[i], best_count = n; | |
5986 | } | |
f20a3b7a | 5987 | |
b350c2e5 | 5988 | return best; |
f20a3b7a MB |
5989 | } |
5990 | ||
5991 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
5992 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
5993 | object to use for the heuristic. */ | |
5994 | ||
5995 | unsigned long | |
5996 | image_background (img, f, ximg) | |
5997 | struct image *img; | |
5998 | struct frame *f; | |
5999 | XImage *ximg; | |
6000 | { | |
6001 | if (! img->background_valid) | |
6002 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6003 | { | |
6004 | int free_ximg = !ximg; | |
6005 | ||
6006 | if (! ximg) | |
6007 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6008 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6009 | ||
6010 | img->background = four_corners_best (ximg, img->width, img->height); | |
6011 | ||
6012 | if (free_ximg) | |
6013 | XDestroyImage (ximg); | |
6014 | ||
6015 | img->background_valid = 1; | |
6016 | } | |
6017 | ||
6018 | return img->background; | |
6019 | } | |
6020 | ||
6021 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
6022 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
6023 | existing XImage object to use for the heuristic. */ | |
6024 | ||
6025 | int | |
6026 | image_background_transparent (img, f, mask) | |
6027 | struct image *img; | |
6028 | struct frame *f; | |
6029 | XImage *mask; | |
6030 | { | |
6031 | if (! img->background_transparent_valid) | |
6032 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6033 | { | |
6034 | if (img->mask) | |
6035 | { | |
6036 | int free_mask = !mask; | |
6037 | ||
6038 | if (! mask) | |
6039 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
6040 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6041 | ||
6042 | img->background_transparent | |
6043 | = !four_corners_best (mask, img->width, img->height); | |
6044 | ||
6045 | if (free_mask) | |
6046 | XDestroyImage (mask); | |
6047 | } | |
6048 | else | |
6049 | img->background_transparent = 0; | |
6050 | ||
6051 | img->background_transparent_valid = 1; | |
6052 | } | |
6053 | ||
6054 | return img->background_transparent; | |
6055 | } | |
7c7ff7f5 | 6056 | |
333b20bb GM |
6057 | \f |
6058 | /*********************************************************************** | |
6059 | Helper functions for X image types | |
6060 | ***********************************************************************/ | |
6061 | ||
dd00328a GM |
6062 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
6063 | int, int)); | |
333b20bb GM |
6064 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
6065 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6066 | struct image *img, | |
6067 | Lisp_Object color_name, | |
6068 | unsigned long dflt)); | |
6069 | ||
dd00328a GM |
6070 | |
6071 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
6072 | free the pixmap if any. MASK_P non-zero means clear the mask | |
6073 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
6074 | the image, if any. */ | |
333b20bb GM |
6075 | |
6076 | static void | |
dd00328a | 6077 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
6078 | struct frame *f; |
6079 | struct image *img; | |
dd00328a | 6080 | int pixmap_p, mask_p, colors_p; |
333b20bb | 6081 | { |
dd00328a | 6082 | if (pixmap_p && img->pixmap) |
333b20bb | 6083 | { |
333b20bb | 6084 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 6085 | img->pixmap = None; |
f20a3b7a | 6086 | img->background_valid = 0; |
f4779de9 GM |
6087 | } |
6088 | ||
dd00328a | 6089 | if (mask_p && img->mask) |
f4779de9 GM |
6090 | { |
6091 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 6092 | img->mask = None; |
f20a3b7a | 6093 | img->background_transparent_valid = 0; |
333b20bb GM |
6094 | } |
6095 | ||
dd00328a | 6096 | if (colors_p && img->ncolors) |
333b20bb | 6097 | { |
462d5d40 | 6098 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
6099 | xfree (img->colors); |
6100 | img->colors = NULL; | |
6101 | img->ncolors = 0; | |
6102 | } | |
dd00328a GM |
6103 | } |
6104 | ||
6105 | /* Free X resources of image IMG which is used on frame F. */ | |
6106 | ||
6107 | static void | |
6108 | x_clear_image (f, img) | |
6109 | struct frame *f; | |
6110 | struct image *img; | |
6111 | { | |
6112 | BLOCK_INPUT; | |
6113 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 6114 | UNBLOCK_INPUT; |
333b20bb GM |
6115 | } |
6116 | ||
6117 | ||
6118 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6119 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6120 | IMG->colors, so that it can be freed again. Value is the pixel | |
6121 | color. */ | |
6122 | ||
6123 | static unsigned long | |
6124 | x_alloc_image_color (f, img, color_name, dflt) | |
6125 | struct frame *f; | |
6126 | struct image *img; | |
6127 | Lisp_Object color_name; | |
6128 | unsigned long dflt; | |
6129 | { | |
6130 | XColor color; | |
6131 | unsigned long result; | |
6132 | ||
6133 | xassert (STRINGP (color_name)); | |
6134 | ||
2d764c78 | 6135 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6136 | { |
6137 | /* This isn't called frequently so we get away with simply | |
6138 | reallocating the color vector to the needed size, here. */ | |
6139 | ++img->ncolors; | |
6140 | img->colors = | |
6141 | (unsigned long *) xrealloc (img->colors, | |
6142 | img->ncolors * sizeof *img->colors); | |
6143 | img->colors[img->ncolors - 1] = color.pixel; | |
6144 | result = color.pixel; | |
6145 | } | |
6146 | else | |
6147 | result = dflt; | |
6148 | ||
6149 | return result; | |
6150 | } | |
6151 | ||
6152 | ||
6153 | \f | |
6154 | /*********************************************************************** | |
6155 | Image Cache | |
6156 | ***********************************************************************/ | |
6157 | ||
6158 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 6159 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
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); | |
333b20bb | 6199 | xfree (c->buckets); |
e3130015 | 6200 | xfree (c); |
333b20bb GM |
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 | ||
83676598 | 6220 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6221 | { |
6222 | EMACS_TIME t; | |
6223 | unsigned long old; | |
f4779de9 | 6224 | int i, nfreed; |
333b20bb GM |
6225 | |
6226 | EMACS_GET_TIME (t); | |
fcf431dc | 6227 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
6228 | |
6229 | /* Block input so that we won't be interrupted by a SIGIO | |
6230 | while being in an inconsistent state. */ | |
6231 | BLOCK_INPUT; | |
333b20bb | 6232 | |
f4779de9 | 6233 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
6234 | { |
6235 | struct image *img = c->images[i]; | |
6236 | if (img != NULL | |
f4779de9 | 6237 | && (force_p || img->timestamp < old)) |
333b20bb GM |
6238 | { |
6239 | free_image (f, img); | |
f4779de9 | 6240 | ++nfreed; |
333b20bb GM |
6241 | } |
6242 | } | |
6243 | ||
6244 | /* We may be clearing the image cache because, for example, | |
6245 | Emacs was iconified for a longer period of time. In that | |
6246 | case, current matrices may still contain references to | |
6247 | images freed above. So, clear these matrices. */ | |
f4779de9 | 6248 | if (nfreed) |
333b20bb | 6249 | { |
f4779de9 GM |
6250 | Lisp_Object tail, frame; |
6251 | ||
6252 | FOR_EACH_FRAME (tail, frame) | |
6253 | { | |
6254 | struct frame *f = XFRAME (frame); | |
6255 | if (FRAME_X_P (f) | |
6256 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 6257 | clear_current_matrices (f); |
f4779de9 GM |
6258 | } |
6259 | ||
333b20bb GM |
6260 | ++windows_or_buffers_changed; |
6261 | } | |
f4779de9 GM |
6262 | |
6263 | UNBLOCK_INPUT; | |
333b20bb GM |
6264 | } |
6265 | } | |
6266 | ||
6267 | ||
6268 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6269 | 0, 1, 0, | |
7ee72033 | 6270 | doc: /* Clear the image cache of FRAME. |
c061c855 | 6271 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
6272 | FRAME t means clear the image caches of all frames. */) |
6273 | (frame) | |
333b20bb GM |
6274 | Lisp_Object frame; |
6275 | { | |
6276 | if (EQ (frame, Qt)) | |
6277 | { | |
6278 | Lisp_Object tail; | |
6279 | ||
6280 | FOR_EACH_FRAME (tail, frame) | |
6281 | if (FRAME_X_P (XFRAME (frame))) | |
6282 | clear_image_cache (XFRAME (frame), 1); | |
6283 | } | |
6284 | else | |
6285 | clear_image_cache (check_x_frame (frame), 1); | |
6286 | ||
6287 | return Qnil; | |
6288 | } | |
6289 | ||
6290 | ||
ad18ffb1 GM |
6291 | /* Compute masks and transform image IMG on frame F, as specified |
6292 | by the image's specification, */ | |
6293 | ||
6294 | static void | |
6295 | postprocess_image (f, img) | |
6296 | struct frame *f; | |
6297 | struct image *img; | |
6298 | { | |
6299 | /* Manipulation of the image's mask. */ | |
6300 | if (img->pixmap) | |
6301 | { | |
6302 | Lisp_Object conversion, spec; | |
6303 | Lisp_Object mask; | |
6304 | ||
6305 | spec = img->spec; | |
6306 | ||
6307 | /* `:heuristic-mask t' | |
6308 | `:mask heuristic' | |
6309 | means build a mask heuristically. | |
6310 | `:heuristic-mask (R G B)' | |
6311 | `:mask (heuristic (R G B))' | |
6312 | means build a mask from color (R G B) in the | |
6313 | image. | |
6314 | `:mask nil' | |
6315 | means remove a mask, if any. */ | |
6316 | ||
6317 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6318 | if (!NILP (mask)) | |
6319 | x_build_heuristic_mask (f, img, mask); | |
6320 | else | |
6321 | { | |
6322 | int found_p; | |
6323 | ||
6324 | mask = image_spec_value (spec, QCmask, &found_p); | |
6325 | ||
6326 | if (EQ (mask, Qheuristic)) | |
6327 | x_build_heuristic_mask (f, img, Qt); | |
6328 | else if (CONSP (mask) | |
6329 | && EQ (XCAR (mask), Qheuristic)) | |
6330 | { | |
6331 | if (CONSP (XCDR (mask))) | |
6332 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6333 | else | |
6334 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6335 | } | |
6336 | else if (NILP (mask) && found_p && img->mask) | |
6337 | { | |
6338 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6339 | img->mask = None; | |
6340 | } | |
6341 | } | |
6342 | ||
6343 | ||
6344 | /* Should we apply an image transformation algorithm? */ | |
6345 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6346 | if (EQ (conversion, Qdisabled)) | |
6347 | x_disable_image (f, img); | |
6348 | else if (EQ (conversion, Qlaplace)) | |
6349 | x_laplace (f, img); | |
6350 | else if (EQ (conversion, Qemboss)) | |
6351 | x_emboss (f, img); | |
6352 | else if (CONSP (conversion) | |
6353 | && EQ (XCAR (conversion), Qedge_detection)) | |
6354 | { | |
6355 | Lisp_Object tem; | |
6356 | tem = XCDR (conversion); | |
6357 | if (CONSP (tem)) | |
6358 | x_edge_detection (f, img, | |
6359 | Fplist_get (tem, QCmatrix), | |
6360 | Fplist_get (tem, QCcolor_adjustment)); | |
6361 | } | |
6362 | } | |
6363 | } | |
6364 | ||
6365 | ||
333b20bb | 6366 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6367 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6368 | |
6369 | int | |
83676598 | 6370 | lookup_image (f, spec) |
333b20bb GM |
6371 | struct frame *f; |
6372 | Lisp_Object spec; | |
6373 | { | |
6374 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6375 | struct image *img; | |
6376 | int i; | |
6377 | unsigned hash; | |
6378 | struct gcpro gcpro1; | |
4f7ca1f1 | 6379 | EMACS_TIME now; |
333b20bb GM |
6380 | |
6381 | /* F must be a window-system frame, and SPEC must be a valid image | |
6382 | specification. */ | |
6383 | xassert (FRAME_WINDOW_P (f)); | |
6384 | xassert (valid_image_p (spec)); | |
6385 | ||
6386 | GCPRO1 (spec); | |
6387 | ||
6388 | /* Look up SPEC in the hash table of the image cache. */ | |
6389 | hash = sxhash (spec, 0); | |
6390 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6391 | ||
6392 | for (img = c->buckets[i]; img; img = img->next) | |
6393 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6394 | break; | |
6395 | ||
6396 | /* If not found, create a new image and cache it. */ | |
6397 | if (img == NULL) | |
6398 | { | |
ad18ffb1 GM |
6399 | extern Lisp_Object Qpostscript; |
6400 | ||
28c7826c | 6401 | BLOCK_INPUT; |
333b20bb GM |
6402 | img = make_image (spec, hash); |
6403 | cache_image (f, img); | |
83676598 | 6404 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6405 | |
6406 | /* If we can't load the image, and we don't have a width and | |
6407 | height, use some arbitrary width and height so that we can | |
6408 | draw a rectangle for it. */ | |
83676598 | 6409 | if (img->load_failed_p) |
333b20bb GM |
6410 | { |
6411 | Lisp_Object value; | |
6412 | ||
6413 | value = image_spec_value (spec, QCwidth, NULL); | |
6414 | img->width = (INTEGERP (value) | |
6415 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6416 | value = image_spec_value (spec, QCheight, NULL); | |
6417 | img->height = (INTEGERP (value) | |
6418 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6419 | } | |
6420 | else | |
6421 | { | |
6422 | /* Handle image type independent image attributes | |
f20a3b7a MB |
6423 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
6424 | `:background COLOR'. */ | |
6425 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
6426 | |
6427 | ascent = image_spec_value (spec, QCascent, NULL); | |
6428 | if (INTEGERP (ascent)) | |
6429 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6430 | else if (EQ (ascent, Qcenter)) |
6431 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6432 | |
6433 | margin = image_spec_value (spec, QCmargin, NULL); | |
6434 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6435 | img->vmargin = img->hmargin = XFASTINT (margin); |
6436 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6437 | && INTEGERP (XCDR (margin))) | |
6438 | { | |
6439 | if (XINT (XCAR (margin)) > 0) | |
6440 | img->hmargin = XFASTINT (XCAR (margin)); | |
6441 | if (XINT (XCDR (margin)) > 0) | |
6442 | img->vmargin = XFASTINT (XCDR (margin)); | |
6443 | } | |
333b20bb GM |
6444 | |
6445 | relief = image_spec_value (spec, QCrelief, NULL); | |
6446 | if (INTEGERP (relief)) | |
6447 | { | |
6448 | img->relief = XINT (relief); | |
3ed61e75 GM |
6449 | img->hmargin += abs (img->relief); |
6450 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6451 | } |
6452 | ||
f20a3b7a MB |
6453 | if (! img->background_valid) |
6454 | { | |
6455 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
6456 | if (!NILP (bg)) | |
6457 | { | |
6458 | img->background | |
6459 | = x_alloc_image_color (f, img, bg, | |
6460 | FRAME_BACKGROUND_PIXEL (f)); | |
6461 | img->background_valid = 1; | |
6462 | } | |
6463 | } | |
6464 | ||
ad18ffb1 GM |
6465 | /* Do image transformations and compute masks, unless we |
6466 | don't have the image yet. */ | |
6467 | if (!EQ (*img->type->type, Qpostscript)) | |
6468 | postprocess_image (f, img); | |
333b20bb | 6469 | } |
dd00328a | 6470 | |
28c7826c GM |
6471 | UNBLOCK_INPUT; |
6472 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6473 | } |
6474 | ||
4f7ca1f1 GM |
6475 | /* We're using IMG, so set its timestamp to `now'. */ |
6476 | EMACS_GET_TIME (now); | |
6477 | img->timestamp = EMACS_SECS (now); | |
6478 | ||
333b20bb GM |
6479 | UNGCPRO; |
6480 | ||
6481 | /* Value is the image id. */ | |
6482 | return img->id; | |
6483 | } | |
6484 | ||
6485 | ||
6486 | /* Cache image IMG in the image cache of frame F. */ | |
6487 | ||
6488 | static void | |
6489 | cache_image (f, img) | |
6490 | struct frame *f; | |
6491 | struct image *img; | |
6492 | { | |
6493 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6494 | int i; | |
6495 | ||
6496 | /* Find a free slot in c->images. */ | |
6497 | for (i = 0; i < c->used; ++i) | |
6498 | if (c->images[i] == NULL) | |
6499 | break; | |
6500 | ||
6501 | /* If no free slot found, maybe enlarge c->images. */ | |
6502 | if (i == c->used && c->used == c->size) | |
6503 | { | |
6504 | c->size *= 2; | |
6505 | c->images = (struct image **) xrealloc (c->images, | |
6506 | c->size * sizeof *c->images); | |
6507 | } | |
6508 | ||
6509 | /* Add IMG to c->images, and assign IMG an id. */ | |
6510 | c->images[i] = img; | |
6511 | img->id = i; | |
6512 | if (i == c->used) | |
6513 | ++c->used; | |
6514 | ||
6515 | /* Add IMG to the cache's hash table. */ | |
6516 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6517 | img->next = c->buckets[i]; | |
6518 | if (img->next) | |
6519 | img->next->prev = img; | |
6520 | img->prev = NULL; | |
6521 | c->buckets[i] = img; | |
6522 | } | |
6523 | ||
6524 | ||
6525 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6526 | Lisp Objects in the image cache. */ | |
6527 | ||
6528 | void | |
6529 | forall_images_in_image_cache (f, fn) | |
6530 | struct frame *f; | |
6531 | void (*fn) P_ ((struct image *img)); | |
6532 | { | |
6533 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6534 | { | |
6535 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6536 | if (c) | |
6537 | { | |
6538 | int i; | |
6539 | for (i = 0; i < c->used; ++i) | |
6540 | if (c->images[i]) | |
6541 | fn (c->images[i]); | |
6542 | } | |
6543 | } | |
6544 | } | |
6545 | ||
6546 | ||
6547 | \f | |
6548 | /*********************************************************************** | |
6549 | X support code | |
6550 | ***********************************************************************/ | |
6551 | ||
45158a91 GM |
6552 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6553 | XImage **, Pixmap *)); | |
333b20bb GM |
6554 | static void x_destroy_x_image P_ ((XImage *)); |
6555 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6556 | ||
6557 | ||
6558 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6559 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6560 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6561 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6562 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6563 | |
6564 | static int | |
45158a91 | 6565 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6566 | struct frame *f; |
333b20bb GM |
6567 | int width, height, depth; |
6568 | XImage **ximg; | |
6569 | Pixmap *pixmap; | |
6570 | { | |
6571 | Display *display = FRAME_X_DISPLAY (f); | |
6572 | Screen *screen = FRAME_X_SCREEN (f); | |
6573 | Window window = FRAME_X_WINDOW (f); | |
6574 | ||
6575 | xassert (interrupt_input_blocked); | |
6576 | ||
6577 | if (depth <= 0) | |
6578 | depth = DefaultDepthOfScreen (screen); | |
6579 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6580 | depth, ZPixmap, 0, NULL, width, height, | |
6581 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6582 | if (*ximg == NULL) | |
6583 | { | |
45158a91 | 6584 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6585 | return 0; |
6586 | } | |
6587 | ||
6588 | /* Allocate image raster. */ | |
6589 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6590 | ||
6591 | /* Allocate a pixmap of the same size. */ | |
6592 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6593 | if (*pixmap == None) |
333b20bb GM |
6594 | { |
6595 | x_destroy_x_image (*ximg); | |
6596 | *ximg = NULL; | |
45158a91 | 6597 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6598 | return 0; |
6599 | } | |
6600 | ||
6601 | return 1; | |
6602 | } | |
6603 | ||
6604 | ||
6605 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6606 | ||
6607 | static void | |
6608 | x_destroy_x_image (ximg) | |
6609 | XImage *ximg; | |
6610 | { | |
6611 | xassert (interrupt_input_blocked); | |
6612 | if (ximg) | |
6613 | { | |
6614 | xfree (ximg->data); | |
6615 | ximg->data = NULL; | |
6616 | XDestroyImage (ximg); | |
6617 | } | |
6618 | } | |
6619 | ||
6620 | ||
6621 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6622 | are width and height of both the image and pixmap. */ | |
6623 | ||
ea6b19ca | 6624 | static void |
333b20bb GM |
6625 | x_put_x_image (f, ximg, pixmap, width, height) |
6626 | struct frame *f; | |
6627 | XImage *ximg; | |
6628 | Pixmap pixmap; | |
6629 | { | |
6630 | GC gc; | |
6631 | ||
6632 | xassert (interrupt_input_blocked); | |
6633 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6634 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6635 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6636 | } | |
6637 | ||
6638 | ||
6639 | \f | |
6640 | /*********************************************************************** | |
5be6c3b0 | 6641 | File Handling |
333b20bb GM |
6642 | ***********************************************************************/ |
6643 | ||
6644 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6645 | static char *slurp_file P_ ((char *, int *)); |
6646 | ||
333b20bb GM |
6647 | |
6648 | /* Find image file FILE. Look in data-directory, then | |
6649 | x-bitmap-file-path. Value is the full name of the file found, or | |
6650 | nil if not found. */ | |
6651 | ||
6652 | static Lisp_Object | |
6653 | x_find_image_file (file) | |
6654 | Lisp_Object file; | |
6655 | { | |
6656 | Lisp_Object file_found, search_path; | |
6657 | struct gcpro gcpro1, gcpro2; | |
6658 | int fd; | |
6659 | ||
6660 | file_found = Qnil; | |
6661 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6662 | GCPRO2 (file_found, search_path); | |
6663 | ||
6664 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 6665 | fd = openp (search_path, file, Qnil, &file_found, 0); |
333b20bb | 6666 | |
939d6465 | 6667 | if (fd == -1) |
333b20bb GM |
6668 | file_found = Qnil; |
6669 | else | |
6670 | close (fd); | |
6671 | ||
6672 | UNGCPRO; | |
6673 | return file_found; | |
6674 | } | |
6675 | ||
6676 | ||
5be6c3b0 GM |
6677 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6678 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6679 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6680 | |
6681 | static char * | |
6682 | slurp_file (file, size) | |
6683 | char *file; | |
6684 | int *size; | |
6685 | { | |
6686 | FILE *fp = NULL; | |
6687 | char *buf = NULL; | |
6688 | struct stat st; | |
6689 | ||
6690 | if (stat (file, &st) == 0 | |
6691 | && (fp = fopen (file, "r")) != NULL | |
6692 | && (buf = (char *) xmalloc (st.st_size), | |
6693 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6694 | { | |
6695 | *size = st.st_size; | |
6696 | fclose (fp); | |
6697 | } | |
6698 | else | |
6699 | { | |
6700 | if (fp) | |
6701 | fclose (fp); | |
6702 | if (buf) | |
6703 | { | |
6704 | xfree (buf); | |
6705 | buf = NULL; | |
6706 | } | |
6707 | } | |
6708 | ||
6709 | return buf; | |
6710 | } | |
6711 | ||
6712 | ||
333b20bb GM |
6713 | \f |
6714 | /*********************************************************************** | |
6715 | XBM images | |
6716 | ***********************************************************************/ | |
6717 | ||
5be6c3b0 | 6718 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6719 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6720 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6721 | char *, char *)); | |
333b20bb | 6722 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6723 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6724 | unsigned char **)); | |
6725 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6726 | |
6727 | ||
6728 | /* Indices of image specification fields in xbm_format, below. */ | |
6729 | ||
6730 | enum xbm_keyword_index | |
6731 | { | |
6732 | XBM_TYPE, | |
6733 | XBM_FILE, | |
6734 | XBM_WIDTH, | |
6735 | XBM_HEIGHT, | |
6736 | XBM_DATA, | |
6737 | XBM_FOREGROUND, | |
6738 | XBM_BACKGROUND, | |
6739 | XBM_ASCENT, | |
6740 | XBM_MARGIN, | |
6741 | XBM_RELIEF, | |
6742 | XBM_ALGORITHM, | |
6743 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6744 | XBM_MASK, |
333b20bb GM |
6745 | XBM_LAST |
6746 | }; | |
6747 | ||
6748 | /* Vector of image_keyword structures describing the format | |
6749 | of valid XBM image specifications. */ | |
6750 | ||
6751 | static struct image_keyword xbm_format[XBM_LAST] = | |
6752 | { | |
6753 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6754 | {":file", IMAGE_STRING_VALUE, 0}, | |
6755 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6756 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6757 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6758 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6759 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6760 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6761 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6762 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6763 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6764 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6765 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6766 | }; |
6767 | ||
6768 | /* Structure describing the image type XBM. */ | |
6769 | ||
6770 | static struct image_type xbm_type = | |
6771 | { | |
6772 | &Qxbm, | |
6773 | xbm_image_p, | |
6774 | xbm_load, | |
6775 | x_clear_image, | |
6776 | NULL | |
6777 | }; | |
6778 | ||
6779 | /* Tokens returned from xbm_scan. */ | |
6780 | ||
6781 | enum xbm_token | |
6782 | { | |
6783 | XBM_TK_IDENT = 256, | |
6784 | XBM_TK_NUMBER | |
6785 | }; | |
6786 | ||
6787 | ||
6788 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6789 | A valid specification is a list starting with the symbol `image' | |
6790 | The rest of the list is a property list which must contain an | |
6791 | entry `:type xbm.. | |
6792 | ||
6793 | If the specification specifies a file to load, it must contain | |
6794 | an entry `:file FILENAME' where FILENAME is a string. | |
6795 | ||
6796 | If the specification is for a bitmap loaded from memory it must | |
6797 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6798 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6799 | ||
6800 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6801 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6802 | ||
6803 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6804 | ||
6805 | 3. a vector of strings or bool-vectors, one for each line of the | |
6806 | bitmap. | |
6807 | ||
5be6c3b0 GM |
6808 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6809 | may not be specified in this case because they are defined in the | |
6810 | XBM file. | |
6811 | ||
333b20bb GM |
6812 | Both the file and data forms may contain the additional entries |
6813 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6814 | foreground and background of the frame on which the image is | |
e3130015 | 6815 | displayed is used. */ |
333b20bb GM |
6816 | |
6817 | static int | |
6818 | xbm_image_p (object) | |
6819 | Lisp_Object object; | |
6820 | { | |
6821 | struct image_keyword kw[XBM_LAST]; | |
6822 | ||
6823 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6824 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6825 | return 0; |
6826 | ||
6827 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6828 | ||
6829 | if (kw[XBM_FILE].count) | |
6830 | { | |
6831 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6832 | return 0; | |
6833 | } | |
5be6c3b0 GM |
6834 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6835 | { | |
6836 | /* In-memory XBM file. */ | |
6837 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6838 | return 0; | |
6839 | } | |
333b20bb GM |
6840 | else |
6841 | { | |
6842 | Lisp_Object data; | |
6843 | int width, height; | |
6844 | ||
6845 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6846 | if (!kw[XBM_WIDTH].count | |
6847 | || !kw[XBM_HEIGHT].count | |
6848 | || !kw[XBM_DATA].count) | |
6849 | return 0; | |
6850 | ||
6851 | data = kw[XBM_DATA].value; | |
6852 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6853 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6854 | ||
6855 | /* Check type of data, and width and height against contents of | |
6856 | data. */ | |
6857 | if (VECTORP (data)) | |
6858 | { | |
6859 | int i; | |
6860 | ||
6861 | /* Number of elements of the vector must be >= height. */ | |
6862 | if (XVECTOR (data)->size < height) | |
6863 | return 0; | |
6864 | ||
6865 | /* Each string or bool-vector in data must be large enough | |
6866 | for one line of the image. */ | |
6867 | for (i = 0; i < height; ++i) | |
6868 | { | |
6869 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6870 | ||
6871 | if (STRINGP (elt)) | |
6872 | { | |
6873 | if (XSTRING (elt)->size | |
6874 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6875 | return 0; | |
6876 | } | |
6877 | else if (BOOL_VECTOR_P (elt)) | |
6878 | { | |
6879 | if (XBOOL_VECTOR (elt)->size < width) | |
6880 | return 0; | |
6881 | } | |
6882 | else | |
6883 | return 0; | |
6884 | } | |
6885 | } | |
6886 | else if (STRINGP (data)) | |
6887 | { | |
6888 | if (XSTRING (data)->size | |
6889 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6890 | return 0; | |
6891 | } | |
6892 | else if (BOOL_VECTOR_P (data)) | |
6893 | { | |
6894 | if (XBOOL_VECTOR (data)->size < width * height) | |
6895 | return 0; | |
6896 | } | |
6897 | else | |
6898 | return 0; | |
6899 | } | |
6900 | ||
333b20bb GM |
6901 | return 1; |
6902 | } | |
6903 | ||
6904 | ||
6905 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6906 | either an enumerator from enum xbm_token, or a character for a | |
6907 | single-character token, or 0 at end of file. If scanning an | |
6908 | identifier, store the lexeme of the identifier in SVAL. If | |
6909 | scanning a number, store its value in *IVAL. */ | |
6910 | ||
6911 | static int | |
5be6c3b0 GM |
6912 | xbm_scan (s, end, sval, ival) |
6913 | char **s, *end; | |
333b20bb GM |
6914 | char *sval; |
6915 | int *ival; | |
6916 | { | |
6917 | int c; | |
0a695da7 GM |
6918 | |
6919 | loop: | |
333b20bb GM |
6920 | |
6921 | /* Skip white space. */ | |
5be6c3b0 | 6922 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6923 | ; |
6924 | ||
5be6c3b0 | 6925 | if (*s >= end) |
333b20bb GM |
6926 | c = 0; |
6927 | else if (isdigit (c)) | |
6928 | { | |
6929 | int value = 0, digit; | |
6930 | ||
5be6c3b0 | 6931 | if (c == '0' && *s < end) |
333b20bb | 6932 | { |
5be6c3b0 | 6933 | c = *(*s)++; |
333b20bb GM |
6934 | if (c == 'x' || c == 'X') |
6935 | { | |
5be6c3b0 | 6936 | while (*s < end) |
333b20bb | 6937 | { |
5be6c3b0 | 6938 | c = *(*s)++; |
333b20bb GM |
6939 | if (isdigit (c)) |
6940 | digit = c - '0'; | |
6941 | else if (c >= 'a' && c <= 'f') | |
6942 | digit = c - 'a' + 10; | |
6943 | else if (c >= 'A' && c <= 'F') | |
6944 | digit = c - 'A' + 10; | |
6945 | else | |
6946 | break; | |
6947 | value = 16 * value + digit; | |
6948 | } | |
6949 | } | |
6950 | else if (isdigit (c)) | |
6951 | { | |
6952 | value = c - '0'; | |
5be6c3b0 GM |
6953 | while (*s < end |
6954 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6955 | value = 8 * value + c - '0'; |
6956 | } | |
6957 | } | |
6958 | else | |
6959 | { | |
6960 | value = c - '0'; | |
5be6c3b0 GM |
6961 | while (*s < end |
6962 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6963 | value = 10 * value + c - '0'; |
6964 | } | |
6965 | ||
5be6c3b0 GM |
6966 | if (*s < end) |
6967 | *s = *s - 1; | |
333b20bb GM |
6968 | *ival = value; |
6969 | c = XBM_TK_NUMBER; | |
6970 | } | |
6971 | else if (isalpha (c) || c == '_') | |
6972 | { | |
6973 | *sval++ = c; | |
5be6c3b0 GM |
6974 | while (*s < end |
6975 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6976 | *sval++ = c; |
6977 | *sval = 0; | |
5be6c3b0 GM |
6978 | if (*s < end) |
6979 | *s = *s - 1; | |
333b20bb GM |
6980 | c = XBM_TK_IDENT; |
6981 | } | |
0a695da7 GM |
6982 | else if (c == '/' && **s == '*') |
6983 | { | |
6984 | /* C-style comment. */ | |
6985 | ++*s; | |
6986 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6987 | ++*s; | |
6988 | if (**s) | |
6989 | { | |
6990 | *s += 2; | |
6991 | goto loop; | |
6992 | } | |
6993 | } | |
333b20bb GM |
6994 | |
6995 | return c; | |
6996 | } | |
6997 | ||
6998 | ||
6999 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
7000 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
7001 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
7002 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
7003 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 7004 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
7005 | |
7006 | static int | |
5be6c3b0 GM |
7007 | xbm_read_bitmap_data (contents, end, width, height, data) |
7008 | char *contents, *end; | |
333b20bb GM |
7009 | int *width, *height; |
7010 | unsigned char **data; | |
7011 | { | |
5be6c3b0 | 7012 | char *s = contents; |
333b20bb GM |
7013 | char buffer[BUFSIZ]; |
7014 | int padding_p = 0; | |
7015 | int v10 = 0; | |
7016 | int bytes_per_line, i, nbytes; | |
7017 | unsigned char *p; | |
7018 | int value; | |
7019 | int LA1; | |
7020 | ||
7021 | #define match() \ | |
5be6c3b0 | 7022 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
7023 | |
7024 | #define expect(TOKEN) \ | |
7025 | if (LA1 != (TOKEN)) \ | |
7026 | goto failure; \ | |
7027 | else \ | |
7028 | match () | |
7029 | ||
7030 | #define expect_ident(IDENT) \ | |
7031 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
7032 | match (); \ | |
7033 | else \ | |
7034 | goto failure | |
7035 | ||
333b20bb | 7036 | *width = *height = -1; |
5be6c3b0 GM |
7037 | if (data) |
7038 | *data = NULL; | |
7039 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
7040 | |
7041 | /* Parse defines for width, height and hot-spots. */ | |
7042 | while (LA1 == '#') | |
7043 | { | |
333b20bb GM |
7044 | match (); |
7045 | expect_ident ("define"); | |
7046 | expect (XBM_TK_IDENT); | |
7047 | ||
7048 | if (LA1 == XBM_TK_NUMBER); | |
7049 | { | |
7050 | char *p = strrchr (buffer, '_'); | |
7051 | p = p ? p + 1 : buffer; | |
7052 | if (strcmp (p, "width") == 0) | |
7053 | *width = value; | |
7054 | else if (strcmp (p, "height") == 0) | |
7055 | *height = value; | |
7056 | } | |
7057 | expect (XBM_TK_NUMBER); | |
7058 | } | |
7059 | ||
7060 | if (*width < 0 || *height < 0) | |
7061 | goto failure; | |
5be6c3b0 GM |
7062 | else if (data == NULL) |
7063 | goto success; | |
333b20bb GM |
7064 | |
7065 | /* Parse bits. Must start with `static'. */ | |
7066 | expect_ident ("static"); | |
7067 | if (LA1 == XBM_TK_IDENT) | |
7068 | { | |
7069 | if (strcmp (buffer, "unsigned") == 0) | |
7070 | { | |
7071 | match (); | |
7072 | expect_ident ("char"); | |
7073 | } | |
7074 | else if (strcmp (buffer, "short") == 0) | |
7075 | { | |
7076 | match (); | |
7077 | v10 = 1; | |
7078 | if (*width % 16 && *width % 16 < 9) | |
7079 | padding_p = 1; | |
7080 | } | |
7081 | else if (strcmp (buffer, "char") == 0) | |
7082 | match (); | |
7083 | else | |
7084 | goto failure; | |
7085 | } | |
7086 | else | |
7087 | goto failure; | |
7088 | ||
7089 | expect (XBM_TK_IDENT); | |
7090 | expect ('['); | |
7091 | expect (']'); | |
7092 | expect ('='); | |
7093 | expect ('{'); | |
7094 | ||
7095 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
7096 | nbytes = bytes_per_line * *height; | |
7097 | p = *data = (char *) xmalloc (nbytes); | |
7098 | ||
7099 | if (v10) | |
7100 | { | |
333b20bb GM |
7101 | for (i = 0; i < nbytes; i += 2) |
7102 | { | |
7103 | int val = value; | |
7104 | expect (XBM_TK_NUMBER); | |
7105 | ||
7106 | *p++ = val; | |
7107 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
7108 | *p++ = value >> 8; | |
7109 | ||
7110 | if (LA1 == ',' || LA1 == '}') | |
7111 | match (); | |
7112 | else | |
7113 | goto failure; | |
7114 | } | |
7115 | } | |
7116 | else | |
7117 | { | |
7118 | for (i = 0; i < nbytes; ++i) | |
7119 | { | |
7120 | int val = value; | |
7121 | expect (XBM_TK_NUMBER); | |
7122 | ||
7123 | *p++ = val; | |
7124 | ||
7125 | if (LA1 == ',' || LA1 == '}') | |
7126 | match (); | |
7127 | else | |
7128 | goto failure; | |
7129 | } | |
7130 | } | |
7131 | ||
5be6c3b0 | 7132 | success: |
333b20bb GM |
7133 | return 1; |
7134 | ||
7135 | failure: | |
7136 | ||
5be6c3b0 | 7137 | if (data && *data) |
333b20bb GM |
7138 | { |
7139 | xfree (*data); | |
7140 | *data = NULL; | |
7141 | } | |
7142 | return 0; | |
7143 | ||
7144 | #undef match | |
7145 | #undef expect | |
7146 | #undef expect_ident | |
7147 | } | |
7148 | ||
7149 | ||
5be6c3b0 GM |
7150 | /* Load XBM image IMG which will be displayed on frame F from buffer |
7151 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
7152 | successful. */ | |
333b20bb GM |
7153 | |
7154 | static int | |
5be6c3b0 | 7155 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
7156 | struct frame *f; |
7157 | struct image *img; | |
5be6c3b0 | 7158 | char *contents, *end; |
333b20bb GM |
7159 | { |
7160 | int rc; | |
7161 | unsigned char *data; | |
7162 | int success_p = 0; | |
333b20bb | 7163 | |
5be6c3b0 | 7164 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
7165 | if (rc) |
7166 | { | |
7167 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7168 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7169 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7170 | Lisp_Object value; | |
7171 | ||
7172 | xassert (img->width > 0 && img->height > 0); | |
7173 | ||
7174 | /* Get foreground and background colors, maybe allocate colors. */ | |
7175 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7176 | if (!NILP (value)) | |
7177 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
7178 | value = image_spec_value (img->spec, QCbackground, NULL); |
7179 | if (!NILP (value)) | |
f20a3b7a MB |
7180 | { |
7181 | background = x_alloc_image_color (f, img, value, background); | |
7182 | img->background = background; | |
7183 | img->background_valid = 1; | |
7184 | } | |
333b20bb | 7185 | |
333b20bb GM |
7186 | img->pixmap |
7187 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7188 | FRAME_X_WINDOW (f), | |
7189 | data, | |
7190 | img->width, img->height, | |
7191 | foreground, background, | |
7192 | depth); | |
7193 | xfree (data); | |
7194 | ||
dd00328a | 7195 | if (img->pixmap == None) |
333b20bb GM |
7196 | { |
7197 | x_clear_image (f, img); | |
5be6c3b0 | 7198 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
7199 | } |
7200 | else | |
7201 | success_p = 1; | |
333b20bb GM |
7202 | } |
7203 | else | |
45158a91 | 7204 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 7205 | |
333b20bb GM |
7206 | return success_p; |
7207 | } | |
7208 | ||
7209 | ||
5be6c3b0 GM |
7210 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
7211 | ||
7212 | static int | |
7213 | xbm_file_p (data) | |
7214 | Lisp_Object data; | |
7215 | { | |
7216 | int w, h; | |
7217 | return (STRINGP (data) | |
7218 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
7219 | (XSTRING (data)->data | |
7220 | + STRING_BYTES (XSTRING (data))), | |
7221 | &w, &h, NULL)); | |
7222 | } | |
7223 | ||
7224 | ||
333b20bb GM |
7225 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
7226 | non-zero if successful. */ | |
7227 | ||
7228 | static int | |
7229 | xbm_load (f, img) | |
7230 | struct frame *f; | |
7231 | struct image *img; | |
7232 | { | |
7233 | int success_p = 0; | |
7234 | Lisp_Object file_name; | |
7235 | ||
7236 | xassert (xbm_image_p (img->spec)); | |
7237 | ||
7238 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7239 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7240 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
7241 | { |
7242 | Lisp_Object file; | |
7243 | char *contents; | |
7244 | int size; | |
7245 | struct gcpro gcpro1; | |
7246 | ||
7247 | file = x_find_image_file (file_name); | |
7248 | GCPRO1 (file); | |
7249 | if (!STRINGP (file)) | |
7250 | { | |
7251 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
7252 | UNGCPRO; | |
7253 | return 0; | |
7254 | } | |
7255 | ||
7256 | contents = slurp_file (XSTRING (file)->data, &size); | |
7257 | if (contents == NULL) | |
7258 | { | |
7259 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
7260 | UNGCPRO; | |
7261 | return 0; | |
7262 | } | |
7263 | ||
7264 | success_p = xbm_load_image (f, img, contents, contents + size); | |
7265 | UNGCPRO; | |
7266 | } | |
333b20bb GM |
7267 | else |
7268 | { | |
7269 | struct image_keyword fmt[XBM_LAST]; | |
7270 | Lisp_Object data; | |
7271 | int depth; | |
7272 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7273 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7274 | char *bits; | |
9b207e8e | 7275 | int parsed_p; |
5be6c3b0 GM |
7276 | int in_memory_file_p = 0; |
7277 | ||
7278 | /* See if data looks like an in-memory XBM file. */ | |
7279 | data = image_spec_value (img->spec, QCdata, NULL); | |
7280 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 7281 | |
5be6c3b0 | 7282 | /* Parse the image specification. */ |
333b20bb | 7283 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 7284 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7285 | xassert (parsed_p); |
7286 | ||
7287 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
7288 | if (!in_memory_file_p) |
7289 | { | |
7290 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7291 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7292 | xassert (img->width > 0 && img->height > 0); | |
7293 | } | |
333b20bb | 7294 | |
333b20bb | 7295 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7296 | if (fmt[XBM_FOREGROUND].count |
7297 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
7298 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
7299 | foreground); | |
6f1be3b9 GM |
7300 | if (fmt[XBM_BACKGROUND].count |
7301 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
7302 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
7303 | background); | |
7304 | ||
5be6c3b0 GM |
7305 | if (in_memory_file_p) |
7306 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
7307 | (XSTRING (data)->data | |
7308 | + STRING_BYTES (XSTRING (data)))); | |
7309 | else | |
333b20bb | 7310 | { |
5be6c3b0 GM |
7311 | if (VECTORP (data)) |
7312 | { | |
7313 | int i; | |
7314 | char *p; | |
7315 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 7316 | |
5be6c3b0 GM |
7317 | p = bits = (char *) alloca (nbytes * img->height); |
7318 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7319 | { | |
7320 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7321 | if (STRINGP (line)) | |
7322 | bcopy (XSTRING (line)->data, p, nbytes); | |
7323 | else | |
7324 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7325 | } | |
7326 | } | |
7327 | else if (STRINGP (data)) | |
7328 | bits = XSTRING (data)->data; | |
7329 | else | |
7330 | bits = XBOOL_VECTOR (data)->data; | |
7331 | ||
7332 | /* Create the pixmap. */ | |
7333 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7334 | img->pixmap | |
7335 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7336 | FRAME_X_WINDOW (f), | |
7337 | bits, | |
7338 | img->width, img->height, | |
7339 | foreground, background, | |
7340 | depth); | |
7341 | if (img->pixmap) | |
7342 | success_p = 1; | |
7343 | else | |
333b20bb | 7344 | { |
5be6c3b0 GM |
7345 | image_error ("Unable to create pixmap for XBM image `%s'", |
7346 | img->spec, Qnil); | |
7347 | x_clear_image (f, img); | |
333b20bb GM |
7348 | } |
7349 | } | |
333b20bb GM |
7350 | } |
7351 | ||
7352 | return success_p; | |
7353 | } | |
7354 | ||
7355 | ||
7356 | \f | |
7357 | /*********************************************************************** | |
7358 | XPM images | |
7359 | ***********************************************************************/ | |
7360 | ||
7361 | #if HAVE_XPM | |
7362 | ||
7363 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7364 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7365 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7366 | ||
7367 | #include "X11/xpm.h" | |
7368 | ||
7369 | /* The symbol `xpm' identifying XPM-format images. */ | |
7370 | ||
7371 | Lisp_Object Qxpm; | |
7372 | ||
7373 | /* Indices of image specification fields in xpm_format, below. */ | |
7374 | ||
7375 | enum xpm_keyword_index | |
7376 | { | |
7377 | XPM_TYPE, | |
7378 | XPM_FILE, | |
7379 | XPM_DATA, | |
7380 | XPM_ASCENT, | |
7381 | XPM_MARGIN, | |
7382 | XPM_RELIEF, | |
7383 | XPM_ALGORITHM, | |
7384 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7385 | XPM_MASK, |
333b20bb | 7386 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 7387 | XPM_BACKGROUND, |
333b20bb GM |
7388 | XPM_LAST |
7389 | }; | |
7390 | ||
7391 | /* Vector of image_keyword structures describing the format | |
7392 | of valid XPM image specifications. */ | |
7393 | ||
7394 | static struct image_keyword xpm_format[XPM_LAST] = | |
7395 | { | |
7396 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7397 | {":file", IMAGE_STRING_VALUE, 0}, | |
7398 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7399 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7400 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7401 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7402 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7403 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7404 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
7405 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7406 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7407 | }; |
7408 | ||
7409 | /* Structure describing the image type XBM. */ | |
7410 | ||
7411 | static struct image_type xpm_type = | |
7412 | { | |
7413 | &Qxpm, | |
7414 | xpm_image_p, | |
7415 | xpm_load, | |
7416 | x_clear_image, | |
7417 | NULL | |
7418 | }; | |
7419 | ||
7420 | ||
b243755a GM |
7421 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7422 | functions for allocating image colors. Our own functions handle | |
7423 | color allocation failures more gracefully than the ones on the XPM | |
7424 | lib. */ | |
7425 | ||
7426 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7427 | #define ALLOC_XPM_COLORS | |
7428 | #endif | |
7429 | ||
7430 | #ifdef ALLOC_XPM_COLORS | |
7431 | ||
f72c62ad | 7432 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7433 | static void xpm_free_color_cache P_ ((void)); |
7434 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7435 | static int xpm_color_bucket P_ ((char *)); |
7436 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7437 | XColor *, int)); | |
b243755a GM |
7438 | |
7439 | /* An entry in a hash table used to cache color definitions of named | |
7440 | colors. This cache is necessary to speed up XPM image loading in | |
7441 | case we do color allocations ourselves. Without it, we would need | |
7442 | a call to XParseColor per pixel in the image. */ | |
7443 | ||
7444 | struct xpm_cached_color | |
7445 | { | |
7446 | /* Next in collision chain. */ | |
7447 | struct xpm_cached_color *next; | |
7448 | ||
7449 | /* Color definition (RGB and pixel color). */ | |
7450 | XColor color; | |
7451 | ||
7452 | /* Color name. */ | |
7453 | char name[1]; | |
7454 | }; | |
7455 | ||
7456 | /* The hash table used for the color cache, and its bucket vector | |
7457 | size. */ | |
7458 | ||
7459 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7460 | struct xpm_cached_color **xpm_color_cache; | |
7461 | ||
b243755a GM |
7462 | /* Initialize the color cache. */ |
7463 | ||
7464 | static void | |
f72c62ad GM |
7465 | xpm_init_color_cache (f, attrs) |
7466 | struct frame *f; | |
7467 | XpmAttributes *attrs; | |
b243755a GM |
7468 | { |
7469 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7470 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7471 | memset (xpm_color_cache, 0, nbytes); | |
7472 | init_color_table (); | |
f72c62ad GM |
7473 | |
7474 | if (attrs->valuemask & XpmColorSymbols) | |
7475 | { | |
7476 | int i; | |
7477 | XColor color; | |
7478 | ||
7479 | for (i = 0; i < attrs->numsymbols; ++i) | |
7480 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7481 | attrs->colorsymbols[i].value, &color)) | |
7482 | { | |
7483 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7484 | color.blue); | |
7485 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7486 | } | |
7487 | } | |
b243755a GM |
7488 | } |
7489 | ||
7490 | ||
7491 | /* Free the color cache. */ | |
7492 | ||
7493 | static void | |
7494 | xpm_free_color_cache () | |
7495 | { | |
7496 | struct xpm_cached_color *p, *next; | |
7497 | int i; | |
7498 | ||
7499 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7500 | for (p = xpm_color_cache[i]; p; p = next) | |
7501 | { | |
7502 | next = p->next; | |
7503 | xfree (p); | |
7504 | } | |
7505 | ||
7506 | xfree (xpm_color_cache); | |
7507 | xpm_color_cache = NULL; | |
7508 | free_color_table (); | |
7509 | } | |
7510 | ||
7511 | ||
f72c62ad GM |
7512 | /* Return the bucket index for color named COLOR_NAME in the color |
7513 | cache. */ | |
7514 | ||
7515 | static int | |
7516 | xpm_color_bucket (color_name) | |
7517 | char *color_name; | |
7518 | { | |
7519 | unsigned h = 0; | |
7520 | char *s; | |
7521 | ||
7522 | for (s = color_name; *s; ++s) | |
7523 | h = (h << 2) ^ *s; | |
7524 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7525 | } | |
7526 | ||
7527 | ||
7528 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7529 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7530 | entry added. */ | |
7531 | ||
7532 | static struct xpm_cached_color * | |
7533 | xpm_cache_color (f, color_name, color, bucket) | |
7534 | struct frame *f; | |
7535 | char *color_name; | |
7536 | XColor *color; | |
7537 | int bucket; | |
7538 | { | |
7539 | size_t nbytes; | |
7540 | struct xpm_cached_color *p; | |
7541 | ||
7542 | if (bucket < 0) | |
7543 | bucket = xpm_color_bucket (color_name); | |
7544 | ||
7545 | nbytes = sizeof *p + strlen (color_name); | |
7546 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7547 | strcpy (p->name, color_name); | |
7548 | p->color = *color; | |
7549 | p->next = xpm_color_cache[bucket]; | |
7550 | xpm_color_cache[bucket] = p; | |
7551 | return p; | |
7552 | } | |
7553 | ||
7554 | ||
b243755a GM |
7555 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7556 | return the cached definition in *COLOR. Otherwise, make a new | |
7557 | entry in the cache and allocate the color. Value is zero if color | |
7558 | allocation failed. */ | |
7559 | ||
7560 | static int | |
7561 | xpm_lookup_color (f, color_name, color) | |
7562 | struct frame *f; | |
7563 | char *color_name; | |
7564 | XColor *color; | |
7565 | { | |
b243755a | 7566 | struct xpm_cached_color *p; |
83676598 | 7567 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7568 | |
7569 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7570 | if (strcmp (p->name, color_name) == 0) | |
7571 | break; | |
7572 | ||
7573 | if (p != NULL) | |
7574 | *color = p->color; | |
7575 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7576 | color_name, color)) | |
7577 | { | |
b243755a GM |
7578 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7579 | color->blue); | |
f72c62ad | 7580 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7581 | } |
f72c62ad | 7582 | |
b243755a GM |
7583 | return p != NULL; |
7584 | } | |
7585 | ||
7586 | ||
7587 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7588 | CLOSURE is a pointer to the frame on which we allocate the | |
7589 | color. Return in *COLOR the allocated color. Value is non-zero | |
7590 | if successful. */ | |
7591 | ||
7592 | static int | |
7593 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7594 | Display *dpy; | |
7595 | Colormap cmap; | |
7596 | char *color_name; | |
7597 | XColor *color; | |
7598 | void *closure; | |
7599 | { | |
7600 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7601 | } | |
7602 | ||
7603 | ||
7604 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7605 | is a pointer to the frame on which we allocate the color. Value is | |
7606 | non-zero if successful. */ | |
7607 | ||
7608 | static int | |
7609 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7610 | Display *dpy; | |
7611 | Colormap cmap; | |
7612 | Pixel *pixels; | |
7613 | int npixels; | |
7614 | void *closure; | |
7615 | { | |
7616 | return 1; | |
7617 | } | |
7618 | ||
7619 | #endif /* ALLOC_XPM_COLORS */ | |
7620 | ||
7621 | ||
333b20bb GM |
7622 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7623 | for XPM images. Such a list must consist of conses whose car and | |
7624 | cdr are strings. */ | |
7625 | ||
7626 | static int | |
7627 | xpm_valid_color_symbols_p (color_symbols) | |
7628 | Lisp_Object color_symbols; | |
7629 | { | |
7630 | while (CONSP (color_symbols)) | |
7631 | { | |
7632 | Lisp_Object sym = XCAR (color_symbols); | |
7633 | if (!CONSP (sym) | |
7634 | || !STRINGP (XCAR (sym)) | |
7635 | || !STRINGP (XCDR (sym))) | |
7636 | break; | |
7637 | color_symbols = XCDR (color_symbols); | |
7638 | } | |
7639 | ||
7640 | return NILP (color_symbols); | |
7641 | } | |
7642 | ||
7643 | ||
7644 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7645 | ||
7646 | static int | |
7647 | xpm_image_p (object) | |
7648 | Lisp_Object object; | |
7649 | { | |
7650 | struct image_keyword fmt[XPM_LAST]; | |
7651 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7652 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7653 | /* Either `:file' or `:data' must be present. */ |
7654 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7655 | /* Either no `:color-symbols' or it's a list of conses | |
7656 | whose car and cdr are strings. */ | |
7657 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7658 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7659 | } |
7660 | ||
7661 | ||
7662 | /* Load image IMG which will be displayed on frame F. Value is | |
7663 | non-zero if successful. */ | |
7664 | ||
7665 | static int | |
7666 | xpm_load (f, img) | |
7667 | struct frame *f; | |
7668 | struct image *img; | |
7669 | { | |
9b207e8e | 7670 | int rc; |
333b20bb GM |
7671 | XpmAttributes attrs; |
7672 | Lisp_Object specified_file, color_symbols; | |
7673 | ||
7674 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7675 | close colors. Return colors allocated. */ | |
7676 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7677 | attrs.visual = FRAME_X_VISUAL (f); |
7678 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7679 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7680 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7681 | |
7682 | #ifdef ALLOC_XPM_COLORS | |
7683 | /* Allocate colors with our own functions which handle | |
7684 | failing color allocation more gracefully. */ | |
7685 | attrs.color_closure = f; | |
7686 | attrs.alloc_color = xpm_alloc_color; | |
7687 | attrs.free_colors = xpm_free_colors; | |
7688 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7689 | #else /* not ALLOC_XPM_COLORS */ | |
7690 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7691 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7692 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7693 | attrs.alloc_close_colors = 1; |
7694 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7695 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7696 | attrs.closeness = 600; |
7697 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7698 | #endif /* not XpmAllocCloseColors */ |
7699 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7700 | |
7701 | /* If image specification contains symbolic color definitions, add | |
7702 | these to `attrs'. */ | |
7703 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7704 | if (CONSP (color_symbols)) | |
7705 | { | |
7706 | Lisp_Object tail; | |
7707 | XpmColorSymbol *xpm_syms; | |
7708 | int i, size; | |
7709 | ||
7710 | attrs.valuemask |= XpmColorSymbols; | |
7711 | ||
7712 | /* Count number of symbols. */ | |
7713 | attrs.numsymbols = 0; | |
7714 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7715 | ++attrs.numsymbols; | |
7716 | ||
7717 | /* Allocate an XpmColorSymbol array. */ | |
7718 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7719 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7720 | bzero (xpm_syms, size); | |
7721 | attrs.colorsymbols = xpm_syms; | |
7722 | ||
7723 | /* Fill the color symbol array. */ | |
7724 | for (tail = color_symbols, i = 0; | |
7725 | CONSP (tail); | |
7726 | ++i, tail = XCDR (tail)) | |
7727 | { | |
7728 | Lisp_Object name = XCAR (XCAR (tail)); | |
7729 | Lisp_Object color = XCDR (XCAR (tail)); | |
7730 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7731 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7732 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7733 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7734 | } | |
7735 | } | |
7736 | ||
7737 | /* Create a pixmap for the image, either from a file, or from a | |
7738 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7739 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7740 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7741 | #endif |
7742 | ||
333b20bb GM |
7743 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7744 | if (STRINGP (specified_file)) | |
7745 | { | |
7746 | Lisp_Object file = x_find_image_file (specified_file); | |
7747 | if (!STRINGP (file)) | |
7748 | { | |
45158a91 | 7749 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7750 | return 0; |
7751 | } | |
7752 | ||
7753 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7754 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7755 | &attrs); | |
7756 | } | |
7757 | else | |
7758 | { | |
7759 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7760 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7761 | XSTRING (buffer)->data, | |
7762 | &img->pixmap, &img->mask, | |
7763 | &attrs); | |
7764 | } | |
333b20bb GM |
7765 | |
7766 | if (rc == XpmSuccess) | |
7767 | { | |
b243755a GM |
7768 | #ifdef ALLOC_XPM_COLORS |
7769 | img->colors = colors_in_color_table (&img->ncolors); | |
7770 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7771 | int i; |
7772 | ||
333b20bb GM |
7773 | img->ncolors = attrs.nalloc_pixels; |
7774 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7775 | * sizeof *img->colors); | |
7776 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7777 | { |
7778 | img->colors[i] = attrs.alloc_pixels[i]; | |
7779 | #ifdef DEBUG_X_COLORS | |
7780 | register_color (img->colors[i]); | |
7781 | #endif | |
7782 | } | |
b243755a | 7783 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7784 | |
7785 | img->width = attrs.width; | |
7786 | img->height = attrs.height; | |
7787 | xassert (img->width > 0 && img->height > 0); | |
7788 | ||
7789 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7790 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7791 | } |
7792 | else | |
7793 | { | |
7794 | switch (rc) | |
7795 | { | |
7796 | case XpmOpenFailed: | |
7797 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7798 | break; | |
7799 | ||
7800 | case XpmFileInvalid: | |
7801 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7802 | break; | |
7803 | ||
7804 | case XpmNoMemory: | |
7805 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7806 | break; | |
7807 | ||
7808 | case XpmColorFailed: | |
7809 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7810 | break; | |
7811 | ||
7812 | default: | |
7813 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7814 | break; | |
7815 | } | |
7816 | } | |
7817 | ||
b243755a GM |
7818 | #ifdef ALLOC_XPM_COLORS |
7819 | xpm_free_color_cache (); | |
7820 | #endif | |
333b20bb GM |
7821 | return rc == XpmSuccess; |
7822 | } | |
7823 | ||
7824 | #endif /* HAVE_XPM != 0 */ | |
7825 | ||
7826 | \f | |
7827 | /*********************************************************************** | |
7828 | Color table | |
7829 | ***********************************************************************/ | |
7830 | ||
7831 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7832 | ||
7833 | struct ct_color | |
7834 | { | |
7835 | int r, g, b; | |
7836 | unsigned long pixel; | |
7837 | ||
7838 | /* Next in color table collision list. */ | |
7839 | struct ct_color *next; | |
7840 | }; | |
7841 | ||
7842 | /* The bucket vector size to use. Must be prime. */ | |
7843 | ||
7844 | #define CT_SIZE 101 | |
7845 | ||
7846 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7847 | ||
7848 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7849 | ||
7850 | /* The color hash table. */ | |
7851 | ||
7852 | struct ct_color **ct_table; | |
7853 | ||
7854 | /* Number of entries in the color table. */ | |
7855 | ||
7856 | int ct_colors_allocated; | |
7857 | ||
333b20bb GM |
7858 | /* Initialize the color table. */ |
7859 | ||
7860 | static void | |
7861 | init_color_table () | |
7862 | { | |
7863 | int size = CT_SIZE * sizeof (*ct_table); | |
7864 | ct_table = (struct ct_color **) xmalloc (size); | |
7865 | bzero (ct_table, size); | |
7866 | ct_colors_allocated = 0; | |
7867 | } | |
7868 | ||
7869 | ||
7870 | /* Free memory associated with the color table. */ | |
7871 | ||
7872 | static void | |
7873 | free_color_table () | |
7874 | { | |
7875 | int i; | |
7876 | struct ct_color *p, *next; | |
7877 | ||
7878 | for (i = 0; i < CT_SIZE; ++i) | |
7879 | for (p = ct_table[i]; p; p = next) | |
7880 | { | |
7881 | next = p->next; | |
7882 | xfree (p); | |
7883 | } | |
7884 | ||
7885 | xfree (ct_table); | |
7886 | ct_table = NULL; | |
7887 | } | |
7888 | ||
7889 | ||
7890 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7891 | entry for that color already is in the color table, return the | |
7892 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7893 | G, B, and make an entry in the color table. */ | |
7894 | ||
7895 | static unsigned long | |
7896 | lookup_rgb_color (f, r, g, b) | |
7897 | struct frame *f; | |
7898 | int r, g, b; | |
7899 | { | |
7900 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7901 | int i = hash % CT_SIZE; | |
7902 | struct ct_color *p; | |
7903 | ||
7904 | for (p = ct_table[i]; p; p = p->next) | |
7905 | if (p->r == r && p->g == g && p->b == b) | |
7906 | break; | |
7907 | ||
7908 | if (p == NULL) | |
7909 | { | |
7910 | XColor color; | |
7911 | Colormap cmap; | |
7912 | int rc; | |
7913 | ||
7914 | color.red = r; | |
7915 | color.green = g; | |
7916 | color.blue = b; | |
7917 | ||
9b2956e2 | 7918 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7919 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7920 | |
7921 | if (rc) | |
7922 | { | |
7923 | ++ct_colors_allocated; | |
7924 | ||
7925 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7926 | p->r = r; | |
7927 | p->g = g; | |
7928 | p->b = b; | |
7929 | p->pixel = color.pixel; | |
7930 | p->next = ct_table[i]; | |
7931 | ct_table[i] = p; | |
7932 | } | |
7933 | else | |
7934 | return FRAME_FOREGROUND_PIXEL (f); | |
7935 | } | |
7936 | ||
7937 | return p->pixel; | |
7938 | } | |
7939 | ||
7940 | ||
7941 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7942 | table. If not already present, allocate it. Value is PIXEL. */ | |
7943 | ||
7944 | static unsigned long | |
7945 | lookup_pixel_color (f, pixel) | |
7946 | struct frame *f; | |
7947 | unsigned long pixel; | |
7948 | { | |
7949 | int i = pixel % CT_SIZE; | |
7950 | struct ct_color *p; | |
7951 | ||
7952 | for (p = ct_table[i]; p; p = p->next) | |
7953 | if (p->pixel == pixel) | |
7954 | break; | |
7955 | ||
7956 | if (p == NULL) | |
7957 | { | |
7958 | XColor color; | |
7959 | Colormap cmap; | |
7960 | int rc; | |
7961 | ||
9b2956e2 | 7962 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7963 | color.pixel = pixel; |
a31fedb7 | 7964 | x_query_color (f, &color); |
d62c8769 | 7965 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7966 | |
7967 | if (rc) | |
7968 | { | |
7969 | ++ct_colors_allocated; | |
7970 | ||
7971 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7972 | p->r = color.red; | |
7973 | p->g = color.green; | |
7974 | p->b = color.blue; | |
7975 | p->pixel = pixel; | |
7976 | p->next = ct_table[i]; | |
7977 | ct_table[i] = p; | |
7978 | } | |
7979 | else | |
7980 | return FRAME_FOREGROUND_PIXEL (f); | |
7981 | } | |
7982 | ||
7983 | return p->pixel; | |
7984 | } | |
7985 | ||
7986 | ||
7987 | /* Value is a vector of all pixel colors contained in the color table, | |
7988 | allocated via xmalloc. Set *N to the number of colors. */ | |
7989 | ||
7990 | static unsigned long * | |
7991 | colors_in_color_table (n) | |
7992 | int *n; | |
7993 | { | |
7994 | int i, j; | |
7995 | struct ct_color *p; | |
7996 | unsigned long *colors; | |
7997 | ||
7998 | if (ct_colors_allocated == 0) | |
7999 | { | |
8000 | *n = 0; | |
8001 | colors = NULL; | |
8002 | } | |
8003 | else | |
8004 | { | |
8005 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
8006 | * sizeof *colors); | |
8007 | *n = ct_colors_allocated; | |
8008 | ||
8009 | for (i = j = 0; i < CT_SIZE; ++i) | |
8010 | for (p = ct_table[i]; p; p = p->next) | |
8011 | colors[j++] = p->pixel; | |
8012 | } | |
8013 | ||
8014 | return colors; | |
8015 | } | |
8016 | ||
8017 | ||
8018 | \f | |
8019 | /*********************************************************************** | |
8020 | Algorithms | |
8021 | ***********************************************************************/ | |
8022 | ||
4a8e312c GM |
8023 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
8024 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
8025 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
8026 | ||
d2dc8167 | 8027 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
8028 | disabled'. */ |
8029 | ||
8030 | int cross_disabled_images; | |
8031 | ||
4a8e312c GM |
8032 | /* Edge detection matrices for different edge-detection |
8033 | strategies. */ | |
8034 | ||
8035 | static int emboss_matrix[9] = { | |
8036 | /* x - 1 x x + 1 */ | |
8037 | 2, -1, 0, /* y - 1 */ | |
8038 | -1, 0, 1, /* y */ | |
8039 | 0, 1, -2 /* y + 1 */ | |
8040 | }; | |
333b20bb | 8041 | |
4a8e312c GM |
8042 | static int laplace_matrix[9] = { |
8043 | /* x - 1 x x + 1 */ | |
8044 | 1, 0, 0, /* y - 1 */ | |
8045 | 0, 0, 0, /* y */ | |
8046 | 0, 0, -1 /* y + 1 */ | |
8047 | }; | |
333b20bb | 8048 | |
14819cb3 GM |
8049 | /* Value is the intensity of the color whose red/green/blue values |
8050 | are R, G, and B. */ | |
8051 | ||
8052 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
8053 | ||
333b20bb | 8054 | |
4a8e312c GM |
8055 | /* On frame F, return an array of XColor structures describing image |
8056 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
8057 | non-zero means also fill the red/green/blue members of the XColor | |
8058 | structures. Value is a pointer to the array of XColors structures, | |
8059 | allocated with xmalloc; it must be freed by the caller. */ | |
8060 | ||
8061 | static XColor * | |
8062 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 8063 | struct frame *f; |
4a8e312c GM |
8064 | struct image *img; |
8065 | int rgb_p; | |
333b20bb | 8066 | { |
4a8e312c GM |
8067 | int x, y; |
8068 | XColor *colors, *p; | |
8069 | XImage *ximg; | |
333b20bb | 8070 | |
4a8e312c GM |
8071 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
8072 | ||
8073 | /* Get the X image IMG->pixmap. */ | |
8074 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8075 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 8076 | |
4a8e312c GM |
8077 | /* Fill the `pixel' members of the XColor array. I wished there |
8078 | were an easy and portable way to circumvent XGetPixel. */ | |
8079 | p = colors; | |
8080 | for (y = 0; y < img->height; ++y) | |
8081 | { | |
8082 | XColor *row = p; | |
8083 | ||
8084 | for (x = 0; x < img->width; ++x, ++p) | |
8085 | p->pixel = XGetPixel (ximg, x, y); | |
8086 | ||
8087 | if (rgb_p) | |
a31fedb7 | 8088 | x_query_colors (f, row, img->width); |
4a8e312c GM |
8089 | } |
8090 | ||
8091 | XDestroyImage (ximg); | |
4a8e312c | 8092 | return colors; |
333b20bb GM |
8093 | } |
8094 | ||
8095 | ||
4a8e312c GM |
8096 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
8097 | RGB members are set. F is the frame on which this all happens. | |
8098 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
8099 | |
8100 | static void | |
4a8e312c | 8101 | x_from_xcolors (f, img, colors) |
333b20bb | 8102 | struct frame *f; |
4a8e312c GM |
8103 | struct image *img; |
8104 | XColor *colors; | |
333b20bb | 8105 | { |
4a8e312c GM |
8106 | int x, y; |
8107 | XImage *oimg; | |
8108 | Pixmap pixmap; | |
8109 | XColor *p; | |
8110 | ||
4a8e312c | 8111 | init_color_table (); |
333b20bb | 8112 | |
4a8e312c GM |
8113 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
8114 | &oimg, &pixmap); | |
8115 | p = colors; | |
8116 | for (y = 0; y < img->height; ++y) | |
8117 | for (x = 0; x < img->width; ++x, ++p) | |
8118 | { | |
8119 | unsigned long pixel; | |
8120 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
8121 | XPutPixel (oimg, x, y, pixel); | |
8122 | } | |
8123 | ||
8124 | xfree (colors); | |
dd00328a | 8125 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
8126 | |
8127 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
8128 | x_destroy_x_image (oimg); | |
8129 | img->pixmap = pixmap; | |
8130 | img->colors = colors_in_color_table (&img->ncolors); | |
8131 | free_color_table (); | |
333b20bb GM |
8132 | } |
8133 | ||
8134 | ||
4a8e312c GM |
8135 | /* On frame F, perform edge-detection on image IMG. |
8136 | ||
8137 | MATRIX is a nine-element array specifying the transformation | |
8138 | matrix. See emboss_matrix for an example. | |
8139 | ||
8140 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
8141 | outgoing image. */ | |
333b20bb GM |
8142 | |
8143 | static void | |
4a8e312c | 8144 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
8145 | struct frame *f; |
8146 | struct image *img; | |
4a8e312c | 8147 | int matrix[9], color_adjust; |
333b20bb | 8148 | { |
4a8e312c GM |
8149 | XColor *colors = x_to_xcolors (f, img, 1); |
8150 | XColor *new, *p; | |
8151 | int x, y, i, sum; | |
333b20bb | 8152 | |
4a8e312c GM |
8153 | for (i = sum = 0; i < 9; ++i) |
8154 | sum += abs (matrix[i]); | |
333b20bb | 8155 | |
4a8e312c | 8156 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 8157 | |
4a8e312c | 8158 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 8159 | |
4a8e312c GM |
8160 | for (y = 0; y < img->height; ++y) |
8161 | { | |
8162 | p = COLOR (new, 0, y); | |
8163 | p->red = p->green = p->blue = 0xffff/2; | |
8164 | p = COLOR (new, img->width - 1, y); | |
8165 | p->red = p->green = p->blue = 0xffff/2; | |
8166 | } | |
8167 | ||
8168 | for (x = 1; x < img->width - 1; ++x) | |
8169 | { | |
8170 | p = COLOR (new, x, 0); | |
8171 | p->red = p->green = p->blue = 0xffff/2; | |
8172 | p = COLOR (new, x, img->height - 1); | |
8173 | p->red = p->green = p->blue = 0xffff/2; | |
8174 | } | |
333b20bb | 8175 | |
4a8e312c | 8176 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 8177 | { |
4a8e312c GM |
8178 | p = COLOR (new, 1, y); |
8179 | ||
8180 | for (x = 1; x < img->width - 1; ++x, ++p) | |
8181 | { | |
14819cb3 | 8182 | int r, g, b, y1, x1; |
4a8e312c GM |
8183 | |
8184 | r = g = b = i = 0; | |
8185 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
8186 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
8187 | if (matrix[i]) | |
8188 | { | |
8189 | XColor *t = COLOR (colors, x1, y1); | |
8190 | r += matrix[i] * t->red; | |
8191 | g += matrix[i] * t->green; | |
8192 | b += matrix[i] * t->blue; | |
8193 | } | |
333b20bb | 8194 | |
4a8e312c GM |
8195 | r = (r / sum + color_adjust) & 0xffff; |
8196 | g = (g / sum + color_adjust) & 0xffff; | |
8197 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 8198 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 8199 | } |
333b20bb GM |
8200 | } |
8201 | ||
4a8e312c GM |
8202 | xfree (colors); |
8203 | x_from_xcolors (f, img, new); | |
333b20bb | 8204 | |
4a8e312c GM |
8205 | #undef COLOR |
8206 | } | |
8207 | ||
8208 | ||
8209 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
8210 | on frame F. */ | |
8211 | ||
8212 | static void | |
8213 | x_emboss (f, img) | |
8214 | struct frame *f; | |
8215 | struct image *img; | |
8216 | { | |
8217 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
8218 | } | |
8219 | ||
8220 | ||
8221 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
8222 | on frame F. */ | |
8223 | ||
8224 | static void | |
8225 | x_laplace (f, img) | |
8226 | struct frame *f; | |
8227 | struct image *img; | |
8228 | { | |
8229 | x_detect_edges (f, img, laplace_matrix, 45000); | |
8230 | } | |
8231 | ||
8232 | ||
8233 | /* Perform edge-detection on image IMG on frame F, with specified | |
8234 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
8235 | ||
8236 | MATRIX must be either | |
8237 | ||
8238 | - a list of at least 9 numbers in row-major form | |
8239 | - a vector of at least 9 numbers | |
8240 | ||
8241 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
8242 | number. */ | |
8243 | ||
8244 | static void | |
8245 | x_edge_detection (f, img, matrix, color_adjust) | |
8246 | struct frame *f; | |
8247 | struct image *img; | |
8248 | Lisp_Object matrix, color_adjust; | |
8249 | { | |
8250 | int i = 0; | |
8251 | int trans[9]; | |
333b20bb | 8252 | |
4a8e312c GM |
8253 | if (CONSP (matrix)) |
8254 | { | |
8255 | for (i = 0; | |
8256 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
8257 | ++i, matrix = XCDR (matrix)) | |
8258 | trans[i] = XFLOATINT (XCAR (matrix)); | |
8259 | } | |
8260 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
8261 | { | |
8262 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
8263 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
8264 | } | |
333b20bb | 8265 | |
4a8e312c GM |
8266 | if (NILP (color_adjust)) |
8267 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 8268 | |
4a8e312c GM |
8269 | if (i == 9 && NUMBERP (color_adjust)) |
8270 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
8271 | } |
8272 | ||
8273 | ||
14819cb3 GM |
8274 | /* Transform image IMG on frame F so that it looks disabled. */ |
8275 | ||
8276 | static void | |
8277 | x_disable_image (f, img) | |
8278 | struct frame *f; | |
8279 | struct image *img; | |
8280 | { | |
8281 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 8282 | |
14819cb3 GM |
8283 | if (dpyinfo->n_planes >= 2) |
8284 | { | |
8285 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
8286 | drawing such images with a stipple can look very odd, so | |
8287 | we're using this method instead. */ | |
8288 | XColor *colors = x_to_xcolors (f, img, 1); | |
8289 | XColor *p, *end; | |
8290 | const int h = 15000; | |
8291 | const int l = 30000; | |
8292 | ||
8293 | for (p = colors, end = colors + img->width * img->height; | |
8294 | p < end; | |
8295 | ++p) | |
8296 | { | |
8297 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
8298 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
8299 | p->red = p->green = p->blue = i2; | |
8300 | } | |
8301 | ||
8302 | x_from_xcolors (f, img, colors); | |
8303 | } | |
8304 | ||
8305 | /* Draw a cross over the disabled image, if we must or if we | |
8306 | should. */ | |
8307 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
8308 | { | |
8309 | Display *dpy = FRAME_X_DISPLAY (f); | |
8310 | GC gc; | |
8311 | ||
14819cb3 GM |
8312 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
8313 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
8314 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
8315 | img->width - 1, img->height - 1); | |
8316 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
8317 | img->width - 1, 0); | |
8318 | XFreeGC (dpy, gc); | |
8319 | ||
8320 | if (img->mask) | |
8321 | { | |
8322 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8323 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8324 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8325 | img->width - 1, img->height - 1); | |
8326 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8327 | img->width - 1, 0); | |
8328 | XFreeGC (dpy, gc); | |
8329 | } | |
14819cb3 GM |
8330 | } |
8331 | } | |
8332 | ||
8333 | ||
333b20bb GM |
8334 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8335 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8336 | determine the background color of IMG. If it is a list '(R G B)', |
8337 | with R, G, and B being integers >= 0, take that as the color of the | |
8338 | background. Otherwise, determine the background color of IMG | |
8339 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8340 | |
8341 | static int | |
45158a91 | 8342 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8343 | struct frame *f; |
333b20bb GM |
8344 | struct image *img; |
8345 | Lisp_Object how; | |
8346 | { | |
8347 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8348 | XImage *ximg, *mask_img; |
f20a3b7a | 8349 | int x, y, rc, use_img_background; |
8ec8a5ec | 8350 | unsigned long bg = 0; |
333b20bb | 8351 | |
4a8e312c GM |
8352 | if (img->mask) |
8353 | { | |
8354 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8355 | img->mask = None; |
f20a3b7a | 8356 | img->background_transparent_valid = 0; |
4a8e312c | 8357 | } |
dd00328a | 8358 | |
333b20bb | 8359 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8360 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8361 | &mask_img, &img->mask); |
8362 | if (!rc) | |
28c7826c | 8363 | return 0; |
333b20bb GM |
8364 | |
8365 | /* Get the X image of IMG->pixmap. */ | |
8366 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8367 | ~0, ZPixmap); | |
8368 | ||
fcf431dc | 8369 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
8370 | take that as color. Otherwise, use the image's background color. */ |
8371 | use_img_background = 1; | |
fcf431dc GM |
8372 | |
8373 | if (CONSP (how)) | |
8374 | { | |
cac1daf0 | 8375 | int rgb[3], i; |
fcf431dc | 8376 | |
cac1daf0 | 8377 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
8378 | { |
8379 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8380 | how = XCDR (how); | |
8381 | } | |
8382 | ||
8383 | if (i == 3 && NILP (how)) | |
8384 | { | |
8385 | char color_name[30]; | |
fcf431dc | 8386 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
8387 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
8388 | use_img_background = 0; | |
fcf431dc GM |
8389 | } |
8390 | } | |
8391 | ||
f20a3b7a | 8392 | if (use_img_background) |
43f7c3ea | 8393 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
8394 | |
8395 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8396 | from the background color bg. */ | |
8397 | for (y = 0; y < img->height; ++y) | |
8398 | for (x = 0; x < img->width; ++x) | |
8399 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8400 | ||
f20a3b7a MB |
8401 | /* Fill in the background_transparent field while we have the mask handy. */ |
8402 | image_background_transparent (img, f, mask_img); | |
8403 | ||
333b20bb GM |
8404 | /* Put mask_img into img->mask. */ |
8405 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8406 | x_destroy_x_image (mask_img); | |
8407 | XDestroyImage (ximg); | |
8408 | ||
333b20bb GM |
8409 | return 1; |
8410 | } | |
8411 | ||
8412 | ||
8413 | \f | |
8414 | /*********************************************************************** | |
8415 | PBM (mono, gray, color) | |
8416 | ***********************************************************************/ | |
8417 | ||
8418 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8419 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8420 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8421 | |
8422 | /* The symbol `pbm' identifying images of this type. */ | |
8423 | ||
8424 | Lisp_Object Qpbm; | |
8425 | ||
8426 | /* Indices of image specification fields in gs_format, below. */ | |
8427 | ||
8428 | enum pbm_keyword_index | |
8429 | { | |
8430 | PBM_TYPE, | |
8431 | PBM_FILE, | |
63cec32f | 8432 | PBM_DATA, |
333b20bb GM |
8433 | PBM_ASCENT, |
8434 | PBM_MARGIN, | |
8435 | PBM_RELIEF, | |
8436 | PBM_ALGORITHM, | |
8437 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8438 | PBM_MASK, |
be0b1fac GM |
8439 | PBM_FOREGROUND, |
8440 | PBM_BACKGROUND, | |
333b20bb GM |
8441 | PBM_LAST |
8442 | }; | |
8443 | ||
8444 | /* Vector of image_keyword structures describing the format | |
8445 | of valid user-defined image specifications. */ | |
8446 | ||
8447 | static struct image_keyword pbm_format[PBM_LAST] = | |
8448 | { | |
8449 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8450 | {":file", IMAGE_STRING_VALUE, 0}, |
8451 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8452 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8453 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8454 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8455 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8456 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8457 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8458 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8459 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8460 | }; |
8461 | ||
8462 | /* Structure describing the image type `pbm'. */ | |
8463 | ||
8464 | static struct image_type pbm_type = | |
8465 | { | |
8466 | &Qpbm, | |
8467 | pbm_image_p, | |
8468 | pbm_load, | |
8469 | x_clear_image, | |
8470 | NULL | |
8471 | }; | |
8472 | ||
8473 | ||
8474 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8475 | ||
8476 | static int | |
8477 | pbm_image_p (object) | |
8478 | Lisp_Object object; | |
8479 | { | |
8480 | struct image_keyword fmt[PBM_LAST]; | |
8481 | ||
8482 | bcopy (pbm_format, fmt, sizeof fmt); | |
8483 | ||
7c7ff7f5 | 8484 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8485 | return 0; |
63cec32f GM |
8486 | |
8487 | /* Must specify either :data or :file. */ | |
8488 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8489 | } |
8490 | ||
8491 | ||
63cec32f GM |
8492 | /* Scan a decimal number from *S and return it. Advance *S while |
8493 | reading the number. END is the end of the string. Value is -1 at | |
8494 | end of input. */ | |
333b20bb GM |
8495 | |
8496 | static int | |
63cec32f GM |
8497 | pbm_scan_number (s, end) |
8498 | unsigned char **s, *end; | |
333b20bb | 8499 | { |
8ec8a5ec | 8500 | int c = 0, val = -1; |
333b20bb | 8501 | |
63cec32f | 8502 | while (*s < end) |
333b20bb GM |
8503 | { |
8504 | /* Skip white-space. */ | |
63cec32f | 8505 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8506 | ; |
8507 | ||
8508 | if (c == '#') | |
8509 | { | |
8510 | /* Skip comment to end of line. */ | |
63cec32f | 8511 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8512 | ; |
8513 | } | |
8514 | else if (isdigit (c)) | |
8515 | { | |
8516 | /* Read decimal number. */ | |
8517 | val = c - '0'; | |
63cec32f | 8518 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8519 | val = 10 * val + c - '0'; |
8520 | break; | |
8521 | } | |
8522 | else | |
8523 | break; | |
8524 | } | |
8525 | ||
8526 | return val; | |
8527 | } | |
8528 | ||
8529 | ||
8530 | /* Load PBM image IMG for use on frame F. */ | |
8531 | ||
8532 | static int | |
8533 | pbm_load (f, img) | |
8534 | struct frame *f; | |
8535 | struct image *img; | |
8536 | { | |
333b20bb | 8537 | int raw_p, x, y; |
b6d7acec | 8538 | int width, height, max_color_idx = 0; |
333b20bb GM |
8539 | XImage *ximg; |
8540 | Lisp_Object file, specified_file; | |
8541 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8542 | struct gcpro gcpro1; | |
63cec32f GM |
8543 | unsigned char *contents = NULL; |
8544 | unsigned char *end, *p; | |
8545 | int size; | |
333b20bb GM |
8546 | |
8547 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8548 | file = Qnil; |
333b20bb | 8549 | GCPRO1 (file); |
333b20bb | 8550 | |
63cec32f | 8551 | if (STRINGP (specified_file)) |
333b20bb | 8552 | { |
63cec32f GM |
8553 | file = x_find_image_file (specified_file); |
8554 | if (!STRINGP (file)) | |
8555 | { | |
8556 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8557 | UNGCPRO; | |
8558 | return 0; | |
8559 | } | |
333b20bb | 8560 | |
5be6c3b0 | 8561 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8562 | if (contents == NULL) |
8563 | { | |
8564 | image_error ("Error reading `%s'", file, Qnil); | |
8565 | UNGCPRO; | |
8566 | return 0; | |
8567 | } | |
8568 | ||
8569 | p = contents; | |
8570 | end = contents + size; | |
8571 | } | |
8572 | else | |
333b20bb | 8573 | { |
63cec32f GM |
8574 | Lisp_Object data; |
8575 | data = image_spec_value (img->spec, QCdata, NULL); | |
8576 | p = XSTRING (data)->data; | |
8577 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8578 | } |
8579 | ||
63cec32f GM |
8580 | /* Check magic number. */ |
8581 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8582 | { |
45158a91 | 8583 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8584 | error: |
8585 | xfree (contents); | |
333b20bb GM |
8586 | UNGCPRO; |
8587 | return 0; | |
8588 | } | |
8589 | ||
63cec32f | 8590 | switch (*p++) |
333b20bb GM |
8591 | { |
8592 | case '1': | |
8593 | raw_p = 0, type = PBM_MONO; | |
8594 | break; | |
8595 | ||
8596 | case '2': | |
8597 | raw_p = 0, type = PBM_GRAY; | |
8598 | break; | |
8599 | ||
8600 | case '3': | |
8601 | raw_p = 0, type = PBM_COLOR; | |
8602 | break; | |
8603 | ||
8604 | case '4': | |
8605 | raw_p = 1, type = PBM_MONO; | |
8606 | break; | |
8607 | ||
8608 | case '5': | |
8609 | raw_p = 1, type = PBM_GRAY; | |
8610 | break; | |
8611 | ||
8612 | case '6': | |
8613 | raw_p = 1, type = PBM_COLOR; | |
8614 | break; | |
8615 | ||
8616 | default: | |
45158a91 | 8617 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8618 | goto error; |
333b20bb GM |
8619 | } |
8620 | ||
8621 | /* Read width, height, maximum color-component. Characters | |
8622 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8623 | width = pbm_scan_number (&p, end); |
8624 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8625 | |
8626 | if (type != PBM_MONO) | |
8627 | { | |
63cec32f | 8628 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8629 | if (raw_p && max_color_idx > 255) |
8630 | max_color_idx = 255; | |
8631 | } | |
8632 | ||
63cec32f GM |
8633 | if (width < 0 |
8634 | || height < 0 | |
333b20bb | 8635 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8636 | goto error; |
333b20bb | 8637 | |
45158a91 | 8638 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8639 | &ximg, &img->pixmap)) |
28c7826c | 8640 | goto error; |
333b20bb GM |
8641 | |
8642 | /* Initialize the color hash table. */ | |
8643 | init_color_table (); | |
8644 | ||
8645 | if (type == PBM_MONO) | |
8646 | { | |
8647 | int c = 0, g; | |
be0b1fac GM |
8648 | struct image_keyword fmt[PBM_LAST]; |
8649 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8650 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8651 | ||
8652 | /* Parse the image specification. */ | |
8653 | bcopy (pbm_format, fmt, sizeof fmt); | |
8654 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8655 | ||
8656 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8657 | if (fmt[PBM_FOREGROUND].count |
8658 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8659 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8660 | if (fmt[PBM_BACKGROUND].count |
8661 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
8662 | { |
8663 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
8664 | img->background = bg; | |
8665 | img->background_valid = 1; | |
8666 | } | |
333b20bb GM |
8667 | |
8668 | for (y = 0; y < height; ++y) | |
8669 | for (x = 0; x < width; ++x) | |
8670 | { | |
8671 | if (raw_p) | |
8672 | { | |
8673 | if ((x & 7) == 0) | |
63cec32f | 8674 | c = *p++; |
333b20bb GM |
8675 | g = c & 0x80; |
8676 | c <<= 1; | |
8677 | } | |
8678 | else | |
63cec32f | 8679 | g = pbm_scan_number (&p, end); |
333b20bb | 8680 | |
be0b1fac | 8681 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8682 | } |
8683 | } | |
8684 | else | |
8685 | { | |
8686 | for (y = 0; y < height; ++y) | |
8687 | for (x = 0; x < width; ++x) | |
8688 | { | |
8689 | int r, g, b; | |
8690 | ||
8691 | if (type == PBM_GRAY) | |
63cec32f | 8692 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8693 | else if (raw_p) |
8694 | { | |
63cec32f GM |
8695 | r = *p++; |
8696 | g = *p++; | |
8697 | b = *p++; | |
333b20bb GM |
8698 | } |
8699 | else | |
8700 | { | |
63cec32f GM |
8701 | r = pbm_scan_number (&p, end); |
8702 | g = pbm_scan_number (&p, end); | |
8703 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8704 | } |
8705 | ||
8706 | if (r < 0 || g < 0 || b < 0) | |
8707 | { | |
333b20bb GM |
8708 | xfree (ximg->data); |
8709 | ximg->data = NULL; | |
8710 | XDestroyImage (ximg); | |
45158a91 GM |
8711 | image_error ("Invalid pixel value in image `%s'", |
8712 | img->spec, Qnil); | |
63cec32f | 8713 | goto error; |
333b20bb GM |
8714 | } |
8715 | ||
8716 | /* RGB values are now in the range 0..max_color_idx. | |
8717 | Scale this to the range 0..0xffff supported by X. */ | |
8718 | r = (double) r * 65535 / max_color_idx; | |
8719 | g = (double) g * 65535 / max_color_idx; | |
8720 | b = (double) b * 65535 / max_color_idx; | |
8721 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8722 | } | |
8723 | } | |
8724 | ||
333b20bb GM |
8725 | /* Store in IMG->colors the colors allocated for the image, and |
8726 | free the color table. */ | |
8727 | img->colors = colors_in_color_table (&img->ncolors); | |
8728 | free_color_table (); | |
f20a3b7a MB |
8729 | |
8730 | /* Maybe fill in the background field while we have ximg handy. */ | |
8731 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8732 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8733 | |
8734 | /* Put the image into a pixmap. */ | |
8735 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8736 | x_destroy_x_image (ximg); | |
333b20bb GM |
8737 | |
8738 | img->width = width; | |
8739 | img->height = height; | |
8740 | ||
8741 | UNGCPRO; | |
63cec32f | 8742 | xfree (contents); |
333b20bb GM |
8743 | return 1; |
8744 | } | |
8745 | ||
8746 | ||
8747 | \f | |
8748 | /*********************************************************************** | |
8749 | PNG | |
8750 | ***********************************************************************/ | |
8751 | ||
8752 | #if HAVE_PNG | |
8753 | ||
8754 | #include <png.h> | |
8755 | ||
8756 | /* Function prototypes. */ | |
8757 | ||
8758 | static int png_image_p P_ ((Lisp_Object object)); | |
8759 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8760 | ||
8761 | /* The symbol `png' identifying images of this type. */ | |
8762 | ||
8763 | Lisp_Object Qpng; | |
8764 | ||
8765 | /* Indices of image specification fields in png_format, below. */ | |
8766 | ||
8767 | enum png_keyword_index | |
8768 | { | |
8769 | PNG_TYPE, | |
63448a4d | 8770 | PNG_DATA, |
333b20bb GM |
8771 | PNG_FILE, |
8772 | PNG_ASCENT, | |
8773 | PNG_MARGIN, | |
8774 | PNG_RELIEF, | |
8775 | PNG_ALGORITHM, | |
8776 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8777 | PNG_MASK, |
f20a3b7a | 8778 | PNG_BACKGROUND, |
333b20bb GM |
8779 | PNG_LAST |
8780 | }; | |
8781 | ||
8782 | /* Vector of image_keyword structures describing the format | |
8783 | of valid user-defined image specifications. */ | |
8784 | ||
8785 | static struct image_keyword png_format[PNG_LAST] = | |
8786 | { | |
8787 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8788 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8789 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8790 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8791 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8792 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8793 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8794 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 8795 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 8796 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
8797 | }; |
8798 | ||
06482119 | 8799 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8800 | |
8801 | static struct image_type png_type = | |
8802 | { | |
8803 | &Qpng, | |
8804 | png_image_p, | |
8805 | png_load, | |
8806 | x_clear_image, | |
8807 | NULL | |
8808 | }; | |
8809 | ||
8810 | ||
8811 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8812 | ||
8813 | static int | |
8814 | png_image_p (object) | |
8815 | Lisp_Object object; | |
8816 | { | |
8817 | struct image_keyword fmt[PNG_LAST]; | |
8818 | bcopy (png_format, fmt, sizeof fmt); | |
8819 | ||
7c7ff7f5 | 8820 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8821 | return 0; |
63448a4d | 8822 | |
63cec32f GM |
8823 | /* Must specify either the :data or :file keyword. */ |
8824 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8825 | } |
8826 | ||
8827 | ||
8828 | /* Error and warning handlers installed when the PNG library | |
8829 | is initialized. */ | |
8830 | ||
8831 | static void | |
8832 | my_png_error (png_ptr, msg) | |
8833 | png_struct *png_ptr; | |
8834 | char *msg; | |
8835 | { | |
8836 | xassert (png_ptr != NULL); | |
8837 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8838 | longjmp (png_ptr->jmpbuf, 1); | |
8839 | } | |
8840 | ||
8841 | ||
8842 | static void | |
8843 | my_png_warning (png_ptr, msg) | |
8844 | png_struct *png_ptr; | |
8845 | char *msg; | |
8846 | { | |
8847 | xassert (png_ptr != NULL); | |
8848 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8849 | } | |
8850 | ||
5ad6a5fb GM |
8851 | /* Memory source for PNG decoding. */ |
8852 | ||
63448a4d WP |
8853 | struct png_memory_storage |
8854 | { | |
5ad6a5fb GM |
8855 | unsigned char *bytes; /* The data */ |
8856 | size_t len; /* How big is it? */ | |
8857 | int index; /* Where are we? */ | |
63448a4d WP |
8858 | }; |
8859 | ||
5ad6a5fb GM |
8860 | |
8861 | /* Function set as reader function when reading PNG image from memory. | |
8862 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8863 | bytes from the input to DATA. */ | |
8864 | ||
63448a4d | 8865 | static void |
5ad6a5fb GM |
8866 | png_read_from_memory (png_ptr, data, length) |
8867 | png_structp png_ptr; | |
8868 | png_bytep data; | |
8869 | png_size_t length; | |
63448a4d | 8870 | { |
5ad6a5fb GM |
8871 | struct png_memory_storage *tbr |
8872 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8873 | |
5ad6a5fb GM |
8874 | if (length > tbr->len - tbr->index) |
8875 | png_error (png_ptr, "Read error"); | |
8876 | ||
8877 | bcopy (tbr->bytes + tbr->index, data, length); | |
8878 | tbr->index = tbr->index + length; | |
63448a4d | 8879 | } |
333b20bb GM |
8880 | |
8881 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8882 | successful. */ | |
8883 | ||
8884 | static int | |
8885 | png_load (f, img) | |
8886 | struct frame *f; | |
8887 | struct image *img; | |
8888 | { | |
8889 | Lisp_Object file, specified_file; | |
63448a4d | 8890 | Lisp_Object specified_data; |
b6d7acec | 8891 | int x, y, i; |
333b20bb GM |
8892 | XImage *ximg, *mask_img = NULL; |
8893 | struct gcpro gcpro1; | |
8894 | png_struct *png_ptr = NULL; | |
8895 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8896 | FILE *volatile fp = NULL; |
333b20bb | 8897 | png_byte sig[8]; |
8ec8a5ec GM |
8898 | png_byte * volatile pixels = NULL; |
8899 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8900 | png_uint_32 width, height; |
8901 | int bit_depth, color_type, interlace_type; | |
8902 | png_byte channels; | |
8903 | png_uint_32 row_bytes; | |
8904 | int transparent_p; | |
333b20bb GM |
8905 | double screen_gamma, image_gamma; |
8906 | int intent; | |
63448a4d | 8907 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8908 | |
8909 | /* Find out what file to load. */ | |
8910 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8911 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8912 | file = Qnil; |
8913 | GCPRO1 (file); | |
333b20bb | 8914 | |
63448a4d | 8915 | if (NILP (specified_data)) |
5ad6a5fb GM |
8916 | { |
8917 | file = x_find_image_file (specified_file); | |
8918 | if (!STRINGP (file)) | |
63448a4d | 8919 | { |
45158a91 | 8920 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8921 | UNGCPRO; |
8922 | return 0; | |
8923 | } | |
333b20bb | 8924 | |
5ad6a5fb GM |
8925 | /* Open the image file. */ |
8926 | fp = fopen (XSTRING (file)->data, "rb"); | |
8927 | if (!fp) | |
8928 | { | |
45158a91 | 8929 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8930 | UNGCPRO; |
8931 | fclose (fp); | |
8932 | return 0; | |
8933 | } | |
63448a4d | 8934 | |
5ad6a5fb GM |
8935 | /* Check PNG signature. */ |
8936 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8937 | || !png_check_sig (sig, sizeof sig)) | |
8938 | { | |
45158a91 | 8939 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8940 | UNGCPRO; |
8941 | fclose (fp); | |
8942 | return 0; | |
63448a4d | 8943 | } |
5ad6a5fb | 8944 | } |
63448a4d | 8945 | else |
5ad6a5fb GM |
8946 | { |
8947 | /* Read from memory. */ | |
8948 | tbr.bytes = XSTRING (specified_data)->data; | |
8949 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8950 | tbr.index = 0; | |
63448a4d | 8951 | |
5ad6a5fb GM |
8952 | /* Check PNG signature. */ |
8953 | if (tbr.len < sizeof sig | |
8954 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8955 | { | |
45158a91 | 8956 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8957 | UNGCPRO; |
8958 | return 0; | |
63448a4d | 8959 | } |
333b20bb | 8960 | |
5ad6a5fb GM |
8961 | /* Need to skip past the signature. */ |
8962 | tbr.bytes += sizeof (sig); | |
8963 | } | |
8964 | ||
333b20bb GM |
8965 | /* Initialize read and info structs for PNG lib. */ |
8966 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8967 | my_png_error, my_png_warning); | |
8968 | if (!png_ptr) | |
8969 | { | |
63448a4d | 8970 | if (fp) fclose (fp); |
333b20bb GM |
8971 | UNGCPRO; |
8972 | return 0; | |
8973 | } | |
8974 | ||
8975 | info_ptr = png_create_info_struct (png_ptr); | |
8976 | if (!info_ptr) | |
8977 | { | |
8978 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8979 | if (fp) fclose (fp); |
333b20bb GM |
8980 | UNGCPRO; |
8981 | return 0; | |
8982 | } | |
8983 | ||
8984 | end_info = png_create_info_struct (png_ptr); | |
8985 | if (!end_info) | |
8986 | { | |
8987 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8988 | if (fp) fclose (fp); |
333b20bb GM |
8989 | UNGCPRO; |
8990 | return 0; | |
8991 | } | |
8992 | ||
8993 | /* Set error jump-back. We come back here when the PNG library | |
8994 | detects an error. */ | |
8995 | if (setjmp (png_ptr->jmpbuf)) | |
8996 | { | |
8997 | error: | |
8998 | if (png_ptr) | |
8999 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9000 | xfree (pixels); | |
9001 | xfree (rows); | |
63448a4d | 9002 | if (fp) fclose (fp); |
333b20bb GM |
9003 | UNGCPRO; |
9004 | return 0; | |
9005 | } | |
9006 | ||
9007 | /* Read image info. */ | |
63448a4d | 9008 | if (!NILP (specified_data)) |
5ad6a5fb | 9009 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 9010 | else |
5ad6a5fb | 9011 | png_init_io (png_ptr, fp); |
63448a4d | 9012 | |
333b20bb GM |
9013 | png_set_sig_bytes (png_ptr, sizeof sig); |
9014 | png_read_info (png_ptr, info_ptr); | |
9015 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
9016 | &interlace_type, NULL, NULL); | |
9017 | ||
9018 | /* If image contains simply transparency data, we prefer to | |
9019 | construct a clipping mask. */ | |
9020 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
9021 | transparent_p = 1; | |
9022 | else | |
9023 | transparent_p = 0; | |
9024 | ||
9025 | /* This function is easier to write if we only have to handle | |
9026 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
9027 | transform other formats into that format. */ | |
9028 | ||
9029 | /* Strip more than 8 bits per channel. */ | |
9030 | if (bit_depth == 16) | |
9031 | png_set_strip_16 (png_ptr); | |
9032 | ||
9033 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
9034 | if available. */ | |
9035 | png_set_expand (png_ptr); | |
9036 | ||
9037 | /* Convert grayscale images to RGB. */ | |
9038 | if (color_type == PNG_COLOR_TYPE_GRAY | |
9039 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
9040 | png_set_gray_to_rgb (png_ptr); | |
9041 | ||
d4405ed7 | 9042 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb GM |
9043 | |
9044 | /* Tell the PNG lib to handle gamma correction for us. */ | |
9045 | ||
6c1aa34d | 9046 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb | 9047 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
d4405ed7 RS |
9048 | /* The libpng documentation says this is right in this case. */ |
9049 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6c1aa34d GM |
9050 | else |
9051 | #endif | |
9052 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
9053 | /* Image contains gamma information. */ |
9054 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
9055 | else | |
d4405ed7 RS |
9056 | /* Use the standard default for the image gamma. */ |
9057 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
333b20bb GM |
9058 | |
9059 | /* Handle alpha channel by combining the image with a background | |
9060 | color. Do this only if a real alpha channel is supplied. For | |
9061 | simple transparency, we prefer a clipping mask. */ | |
9062 | if (!transparent_p) | |
9063 | { | |
f20a3b7a MB |
9064 | png_color_16 *image_bg; |
9065 | Lisp_Object specified_bg | |
9066 | = image_spec_value (img->spec, QCbackground, NULL); | |
9067 | ||
f2f0a644 | 9068 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
9069 | /* The user specified `:background', use that. */ |
9070 | { | |
9071 | XColor color; | |
f2f0a644 | 9072 | if (x_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) |
f20a3b7a MB |
9073 | { |
9074 | png_color_16 user_bg; | |
9075 | ||
9076 | bzero (&user_bg, sizeof user_bg); | |
9077 | user_bg.red = color.red; | |
9078 | user_bg.green = color.green; | |
9079 | user_bg.blue = color.blue; | |
333b20bb | 9080 | |
f20a3b7a MB |
9081 | png_set_background (png_ptr, &user_bg, |
9082 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9083 | } | |
9084 | } | |
9085 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
333b20bb GM |
9086 | /* Image contains a background color with which to |
9087 | combine the image. */ | |
f20a3b7a | 9088 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
9089 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
9090 | else | |
9091 | { | |
9092 | /* Image does not contain a background color with which | |
9093 | to combine the image data via an alpha channel. Use | |
9094 | the frame's background instead. */ | |
9095 | XColor color; | |
9096 | Colormap cmap; | |
9097 | png_color_16 frame_background; | |
9098 | ||
9b2956e2 | 9099 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 9100 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 9101 | x_query_color (f, &color); |
333b20bb GM |
9102 | |
9103 | bzero (&frame_background, sizeof frame_background); | |
9104 | frame_background.red = color.red; | |
9105 | frame_background.green = color.green; | |
9106 | frame_background.blue = color.blue; | |
9107 | ||
9108 | png_set_background (png_ptr, &frame_background, | |
9109 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9110 | } | |
9111 | } | |
9112 | ||
9113 | /* Update info structure. */ | |
9114 | png_read_update_info (png_ptr, info_ptr); | |
9115 | ||
9116 | /* Get number of channels. Valid values are 1 for grayscale images | |
9117 | and images with a palette, 2 for grayscale images with transparency | |
9118 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
9119 | images with alpha channel, i.e. RGBA. If conversions above were | |
9120 | sufficient we should only have 3 or 4 channels here. */ | |
9121 | channels = png_get_channels (png_ptr, info_ptr); | |
9122 | xassert (channels == 3 || channels == 4); | |
9123 | ||
9124 | /* Number of bytes needed for one row of the image. */ | |
9125 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
9126 | ||
9127 | /* Allocate memory for the image. */ | |
9128 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
9129 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
9130 | for (i = 0; i < height; ++i) | |
9131 | rows[i] = pixels + i * row_bytes; | |
9132 | ||
9133 | /* Read the entire image. */ | |
9134 | png_read_image (png_ptr, rows); | |
9135 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
9136 | if (fp) |
9137 | { | |
9138 | fclose (fp); | |
9139 | fp = NULL; | |
9140 | } | |
333b20bb | 9141 | |
333b20bb | 9142 | /* Create the X image and pixmap. */ |
45158a91 | 9143 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 9144 | &img->pixmap)) |
28c7826c | 9145 | goto error; |
333b20bb GM |
9146 | |
9147 | /* Create an image and pixmap serving as mask if the PNG image | |
9148 | contains an alpha channel. */ | |
9149 | if (channels == 4 | |
9150 | && !transparent_p | |
45158a91 | 9151 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
9152 | &mask_img, &img->mask)) |
9153 | { | |
9154 | x_destroy_x_image (ximg); | |
9155 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 9156 | img->pixmap = None; |
333b20bb GM |
9157 | goto error; |
9158 | } | |
9159 | ||
9160 | /* Fill the X image and mask from PNG data. */ | |
9161 | init_color_table (); | |
9162 | ||
9163 | for (y = 0; y < height; ++y) | |
9164 | { | |
9165 | png_byte *p = rows[y]; | |
9166 | ||
9167 | for (x = 0; x < width; ++x) | |
9168 | { | |
9169 | unsigned r, g, b; | |
9170 | ||
9171 | r = *p++ << 8; | |
9172 | g = *p++ << 8; | |
9173 | b = *p++ << 8; | |
9174 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
9175 | ||
9176 | /* An alpha channel, aka mask channel, associates variable | |
9177 | transparency with an image. Where other image formats | |
9178 | support binary transparency---fully transparent or fully | |
9179 | opaque---PNG allows up to 254 levels of partial transparency. | |
9180 | The PNG library implements partial transparency by combining | |
9181 | the image with a specified background color. | |
9182 | ||
9183 | I'm not sure how to handle this here nicely: because the | |
9184 | background on which the image is displayed may change, for | |
9185 | real alpha channel support, it would be necessary to create | |
9186 | a new image for each possible background. | |
9187 | ||
9188 | What I'm doing now is that a mask is created if we have | |
9189 | boolean transparency information. Otherwise I'm using | |
9190 | the frame's background color to combine the image with. */ | |
9191 | ||
9192 | if (channels == 4) | |
9193 | { | |
9194 | if (mask_img) | |
9195 | XPutPixel (mask_img, x, y, *p > 0); | |
9196 | ++p; | |
9197 | } | |
9198 | } | |
9199 | } | |
9200 | ||
f20a3b7a MB |
9201 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
9202 | /* Set IMG's background color from the PNG image, unless the user | |
9203 | overrode it. */ | |
9204 | { | |
9205 | png_color_16 *bg; | |
9206 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
9207 | { | |
f2f0a644 | 9208 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
9209 | img->background_valid = 1; |
9210 | } | |
9211 | } | |
9212 | ||
333b20bb GM |
9213 | /* Remember colors allocated for this image. */ |
9214 | img->colors = colors_in_color_table (&img->ncolors); | |
9215 | free_color_table (); | |
9216 | ||
9217 | /* Clean up. */ | |
9218 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9219 | xfree (rows); | |
9220 | xfree (pixels); | |
9221 | ||
9222 | img->width = width; | |
9223 | img->height = height; | |
9224 | ||
f20a3b7a MB |
9225 | /* Maybe fill in the background field while we have ximg handy. */ |
9226 | IMAGE_BACKGROUND (img, f, ximg); | |
9227 | ||
333b20bb GM |
9228 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9229 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9230 | x_destroy_x_image (ximg); | |
9231 | ||
9232 | /* Same for the mask. */ | |
9233 | if (mask_img) | |
9234 | { | |
f20a3b7a MB |
9235 | /* Fill in the background_transparent field while we have the mask |
9236 | handy. */ | |
9237 | image_background_transparent (img, f, mask_img); | |
9238 | ||
333b20bb GM |
9239 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
9240 | x_destroy_x_image (mask_img); | |
9241 | } | |
9242 | ||
333b20bb GM |
9243 | UNGCPRO; |
9244 | return 1; | |
9245 | } | |
9246 | ||
9247 | #endif /* HAVE_PNG != 0 */ | |
9248 | ||
9249 | ||
9250 | \f | |
9251 | /*********************************************************************** | |
9252 | JPEG | |
9253 | ***********************************************************************/ | |
9254 | ||
9255 | #if HAVE_JPEG | |
9256 | ||
ba06aba4 GM |
9257 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
9258 | jconfig.h. */ | |
9259 | #ifdef HAVE_STDLIB_H | |
9260 | #define HAVE_STDLIB_H_1 | |
9261 | #undef HAVE_STDLIB_H | |
9262 | #endif /* HAVE_STLIB_H */ | |
9263 | ||
333b20bb GM |
9264 | #include <jpeglib.h> |
9265 | #include <jerror.h> | |
9266 | #include <setjmp.h> | |
9267 | ||
ba06aba4 GM |
9268 | #ifdef HAVE_STLIB_H_1 |
9269 | #define HAVE_STDLIB_H 1 | |
9270 | #endif | |
9271 | ||
333b20bb GM |
9272 | static int jpeg_image_p P_ ((Lisp_Object object)); |
9273 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
9274 | ||
9275 | /* The symbol `jpeg' identifying images of this type. */ | |
9276 | ||
9277 | Lisp_Object Qjpeg; | |
9278 | ||
9279 | /* Indices of image specification fields in gs_format, below. */ | |
9280 | ||
9281 | enum jpeg_keyword_index | |
9282 | { | |
9283 | JPEG_TYPE, | |
8e39770a | 9284 | JPEG_DATA, |
333b20bb GM |
9285 | JPEG_FILE, |
9286 | JPEG_ASCENT, | |
9287 | JPEG_MARGIN, | |
9288 | JPEG_RELIEF, | |
9289 | JPEG_ALGORITHM, | |
9290 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 9291 | JPEG_MASK, |
f20a3b7a | 9292 | JPEG_BACKGROUND, |
333b20bb GM |
9293 | JPEG_LAST |
9294 | }; | |
9295 | ||
9296 | /* Vector of image_keyword structures describing the format | |
9297 | of valid user-defined image specifications. */ | |
9298 | ||
9299 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
9300 | { | |
9301 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9302 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 9303 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9304 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9305 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9306 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9307 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9308 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9309 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9310 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9311 | }; |
9312 | ||
9313 | /* Structure describing the image type `jpeg'. */ | |
9314 | ||
9315 | static struct image_type jpeg_type = | |
9316 | { | |
9317 | &Qjpeg, | |
9318 | jpeg_image_p, | |
9319 | jpeg_load, | |
9320 | x_clear_image, | |
9321 | NULL | |
9322 | }; | |
9323 | ||
9324 | ||
9325 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
9326 | ||
9327 | static int | |
9328 | jpeg_image_p (object) | |
9329 | Lisp_Object object; | |
9330 | { | |
9331 | struct image_keyword fmt[JPEG_LAST]; | |
9332 | ||
9333 | bcopy (jpeg_format, fmt, sizeof fmt); | |
9334 | ||
7c7ff7f5 | 9335 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 9336 | return 0; |
8e39770a | 9337 | |
63cec32f GM |
9338 | /* Must specify either the :data or :file keyword. */ |
9339 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9340 | } |
9341 | ||
8e39770a | 9342 | |
333b20bb GM |
9343 | struct my_jpeg_error_mgr |
9344 | { | |
9345 | struct jpeg_error_mgr pub; | |
9346 | jmp_buf setjmp_buffer; | |
9347 | }; | |
9348 | ||
e3130015 | 9349 | |
333b20bb GM |
9350 | static void |
9351 | my_error_exit (cinfo) | |
9352 | j_common_ptr cinfo; | |
9353 | { | |
9354 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9355 | longjmp (mgr->setjmp_buffer, 1); | |
9356 | } | |
9357 | ||
e3130015 | 9358 | |
8e39770a GM |
9359 | /* Init source method for JPEG data source manager. Called by |
9360 | jpeg_read_header() before any data is actually read. See | |
9361 | libjpeg.doc from the JPEG lib distribution. */ | |
9362 | ||
9363 | static void | |
9364 | our_init_source (cinfo) | |
9365 | j_decompress_ptr cinfo; | |
9366 | { | |
9367 | } | |
9368 | ||
9369 | ||
9370 | /* Fill input buffer method for JPEG data source manager. Called | |
9371 | whenever more data is needed. We read the whole image in one step, | |
9372 | so this only adds a fake end of input marker at the end. */ | |
9373 | ||
9374 | static boolean | |
9375 | our_fill_input_buffer (cinfo) | |
9376 | j_decompress_ptr cinfo; | |
9377 | { | |
9378 | /* Insert a fake EOI marker. */ | |
9379 | struct jpeg_source_mgr *src = cinfo->src; | |
9380 | static JOCTET buffer[2]; | |
9381 | ||
9382 | buffer[0] = (JOCTET) 0xFF; | |
9383 | buffer[1] = (JOCTET) JPEG_EOI; | |
9384 | ||
9385 | src->next_input_byte = buffer; | |
9386 | src->bytes_in_buffer = 2; | |
9387 | return TRUE; | |
9388 | } | |
9389 | ||
9390 | ||
9391 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9392 | is the JPEG data source manager. */ | |
9393 | ||
9394 | static void | |
9395 | our_skip_input_data (cinfo, num_bytes) | |
9396 | j_decompress_ptr cinfo; | |
9397 | long num_bytes; | |
9398 | { | |
9399 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9400 | ||
9401 | if (src) | |
9402 | { | |
9403 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9404 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9405 | |
9406 | src->bytes_in_buffer -= num_bytes; | |
9407 | src->next_input_byte += num_bytes; | |
9408 | } | |
9409 | } | |
9410 | ||
9411 | ||
9412 | /* Method to terminate data source. Called by | |
9413 | jpeg_finish_decompress() after all data has been processed. */ | |
9414 | ||
9415 | static void | |
9416 | our_term_source (cinfo) | |
9417 | j_decompress_ptr cinfo; | |
9418 | { | |
9419 | } | |
9420 | ||
9421 | ||
9422 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9423 | LEN bytes. CINFO is the decompression info structure created for | |
9424 | reading the image. */ | |
9425 | ||
9426 | static void | |
9427 | jpeg_memory_src (cinfo, data, len) | |
9428 | j_decompress_ptr cinfo; | |
9429 | JOCTET *data; | |
9430 | unsigned int len; | |
9431 | { | |
9432 | struct jpeg_source_mgr *src; | |
9433 | ||
9434 | if (cinfo->src == NULL) | |
9435 | { | |
9436 | /* First time for this JPEG object? */ | |
9437 | cinfo->src = (struct jpeg_source_mgr *) | |
9438 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9439 | sizeof (struct jpeg_source_mgr)); | |
9440 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9441 | src->next_input_byte = data; | |
9442 | } | |
9443 | ||
9444 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9445 | src->init_source = our_init_source; | |
9446 | src->fill_input_buffer = our_fill_input_buffer; | |
9447 | src->skip_input_data = our_skip_input_data; | |
9448 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9449 | src->term_source = our_term_source; | |
9450 | src->bytes_in_buffer = len; | |
9451 | src->next_input_byte = data; | |
9452 | } | |
9453 | ||
5ad6a5fb | 9454 | |
333b20bb GM |
9455 | /* Load image IMG for use on frame F. Patterned after example.c |
9456 | from the JPEG lib. */ | |
9457 | ||
9458 | static int | |
9459 | jpeg_load (f, img) | |
9460 | struct frame *f; | |
9461 | struct image *img; | |
9462 | { | |
9463 | struct jpeg_decompress_struct cinfo; | |
9464 | struct my_jpeg_error_mgr mgr; | |
9465 | Lisp_Object file, specified_file; | |
8e39770a | 9466 | Lisp_Object specified_data; |
8ec8a5ec | 9467 | FILE * volatile fp = NULL; |
333b20bb GM |
9468 | JSAMPARRAY buffer; |
9469 | int row_stride, x, y; | |
9470 | XImage *ximg = NULL; | |
b6d7acec | 9471 | int rc; |
333b20bb GM |
9472 | unsigned long *colors; |
9473 | int width, height; | |
9474 | struct gcpro gcpro1; | |
9475 | ||
9476 | /* Open the JPEG file. */ | |
9477 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9478 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9479 | file = Qnil; |
9480 | GCPRO1 (file); | |
8e39770a | 9481 | |
8e39770a | 9482 | if (NILP (specified_data)) |
333b20bb | 9483 | { |
8e39770a | 9484 | file = x_find_image_file (specified_file); |
8e39770a GM |
9485 | if (!STRINGP (file)) |
9486 | { | |
45158a91 | 9487 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9488 | UNGCPRO; |
9489 | return 0; | |
9490 | } | |
333b20bb | 9491 | |
8e39770a GM |
9492 | fp = fopen (XSTRING (file)->data, "r"); |
9493 | if (fp == NULL) | |
9494 | { | |
9495 | image_error ("Cannot open `%s'", file, Qnil); | |
9496 | UNGCPRO; | |
9497 | return 0; | |
9498 | } | |
333b20bb GM |
9499 | } |
9500 | ||
5ad6a5fb GM |
9501 | /* Customize libjpeg's error handling to call my_error_exit when an |
9502 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9503 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9504 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9505 | |
9506 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9507 | { | |
5ad6a5fb GM |
9508 | if (rc == 1) |
9509 | { | |
9510 | /* Called from my_error_exit. Display a JPEG error. */ | |
9511 | char buffer[JMSG_LENGTH_MAX]; | |
9512 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9513 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9514 | build_string (buffer)); |
9515 | } | |
333b20bb GM |
9516 | |
9517 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9518 | if (fp) |
8ec8a5ec | 9519 | fclose ((FILE *) fp); |
333b20bb GM |
9520 | jpeg_destroy_decompress (&cinfo); |
9521 | ||
5ad6a5fb GM |
9522 | /* If we already have an XImage, free that. */ |
9523 | x_destroy_x_image (ximg); | |
333b20bb | 9524 | |
5ad6a5fb GM |
9525 | /* Free pixmap and colors. */ |
9526 | x_clear_image (f, img); | |
333b20bb | 9527 | |
5ad6a5fb GM |
9528 | UNGCPRO; |
9529 | return 0; | |
333b20bb GM |
9530 | } |
9531 | ||
9532 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9533 | Read the JPEG image header. */ |
333b20bb | 9534 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9535 | |
9536 | if (NILP (specified_data)) | |
8ec8a5ec | 9537 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9538 | else |
9539 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9540 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9541 | |
333b20bb GM |
9542 | jpeg_read_header (&cinfo, TRUE); |
9543 | ||
9544 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9545 | Start decompression. */ |
333b20bb GM |
9546 | cinfo.quantize_colors = TRUE; |
9547 | jpeg_start_decompress (&cinfo); | |
9548 | width = img->width = cinfo.output_width; | |
9549 | height = img->height = cinfo.output_height; | |
9550 | ||
333b20bb | 9551 | /* Create X image and pixmap. */ |
45158a91 | 9552 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9553 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9554 | |
9555 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9556 | cinfo.actual_number_of_colors has been set with the number of |
9557 | colors generated, and cinfo.colormap is a two-dimensional array | |
9558 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9559 | No more than 255 colors will be generated. */ | |
333b20bb | 9560 | { |
5ad6a5fb GM |
9561 | int i, ir, ig, ib; |
9562 | ||
9563 | if (cinfo.out_color_components > 2) | |
9564 | ir = 0, ig = 1, ib = 2; | |
9565 | else if (cinfo.out_color_components > 1) | |
9566 | ir = 0, ig = 1, ib = 0; | |
9567 | else | |
9568 | ir = 0, ig = 0, ib = 0; | |
9569 | ||
9570 | /* Use the color table mechanism because it handles colors that | |
9571 | cannot be allocated nicely. Such colors will be replaced with | |
9572 | a default color, and we don't have to care about which colors | |
9573 | can be freed safely, and which can't. */ | |
9574 | init_color_table (); | |
9575 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9576 | * sizeof *colors); | |
333b20bb | 9577 | |
5ad6a5fb GM |
9578 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9579 | { | |
9580 | /* Multiply RGB values with 255 because X expects RGB values | |
9581 | in the range 0..0xffff. */ | |
9582 | int r = cinfo.colormap[ir][i] << 8; | |
9583 | int g = cinfo.colormap[ig][i] << 8; | |
9584 | int b = cinfo.colormap[ib][i] << 8; | |
9585 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9586 | } | |
333b20bb | 9587 | |
5ad6a5fb GM |
9588 | /* Remember those colors actually allocated. */ |
9589 | img->colors = colors_in_color_table (&img->ncolors); | |
9590 | free_color_table (); | |
333b20bb GM |
9591 | } |
9592 | ||
9593 | /* Read pixels. */ | |
9594 | row_stride = width * cinfo.output_components; | |
9595 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9596 | row_stride, 1); |
333b20bb GM |
9597 | for (y = 0; y < height; ++y) |
9598 | { | |
5ad6a5fb GM |
9599 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9600 | for (x = 0; x < cinfo.output_width; ++x) | |
9601 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9602 | } |
9603 | ||
9604 | /* Clean up. */ | |
9605 | jpeg_finish_decompress (&cinfo); | |
9606 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9607 | if (fp) |
8ec8a5ec | 9608 | fclose ((FILE *) fp); |
f20a3b7a MB |
9609 | |
9610 | /* Maybe fill in the background field while we have ximg handy. */ | |
9611 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9612 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9613 | |
9614 | /* Put the image into the pixmap. */ | |
9615 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9616 | x_destroy_x_image (ximg); | |
333b20bb GM |
9617 | UNGCPRO; |
9618 | return 1; | |
9619 | } | |
9620 | ||
9621 | #endif /* HAVE_JPEG */ | |
9622 | ||
9623 | ||
9624 | \f | |
9625 | /*********************************************************************** | |
9626 | TIFF | |
9627 | ***********************************************************************/ | |
9628 | ||
9629 | #if HAVE_TIFF | |
9630 | ||
cf4790ad | 9631 | #include <tiffio.h> |
333b20bb GM |
9632 | |
9633 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9634 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9635 | ||
9636 | /* The symbol `tiff' identifying images of this type. */ | |
9637 | ||
9638 | Lisp_Object Qtiff; | |
9639 | ||
9640 | /* Indices of image specification fields in tiff_format, below. */ | |
9641 | ||
9642 | enum tiff_keyword_index | |
9643 | { | |
9644 | TIFF_TYPE, | |
63448a4d | 9645 | TIFF_DATA, |
333b20bb GM |
9646 | TIFF_FILE, |
9647 | TIFF_ASCENT, | |
9648 | TIFF_MARGIN, | |
9649 | TIFF_RELIEF, | |
9650 | TIFF_ALGORITHM, | |
9651 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9652 | TIFF_MASK, |
f20a3b7a | 9653 | TIFF_BACKGROUND, |
333b20bb GM |
9654 | TIFF_LAST |
9655 | }; | |
9656 | ||
9657 | /* Vector of image_keyword structures describing the format | |
9658 | of valid user-defined image specifications. */ | |
9659 | ||
9660 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9661 | { | |
9662 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9663 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9664 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9665 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9666 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9667 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9668 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9669 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9670 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9671 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9672 | }; |
9673 | ||
9674 | /* Structure describing the image type `tiff'. */ | |
9675 | ||
9676 | static struct image_type tiff_type = | |
9677 | { | |
9678 | &Qtiff, | |
9679 | tiff_image_p, | |
9680 | tiff_load, | |
9681 | x_clear_image, | |
9682 | NULL | |
9683 | }; | |
9684 | ||
9685 | ||
9686 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9687 | ||
9688 | static int | |
9689 | tiff_image_p (object) | |
9690 | Lisp_Object object; | |
9691 | { | |
9692 | struct image_keyword fmt[TIFF_LAST]; | |
9693 | bcopy (tiff_format, fmt, sizeof fmt); | |
9694 | ||
7c7ff7f5 | 9695 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9696 | return 0; |
5ad6a5fb | 9697 | |
63cec32f GM |
9698 | /* Must specify either the :data or :file keyword. */ |
9699 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9700 | } |
9701 | ||
5ad6a5fb GM |
9702 | |
9703 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9704 | memory source, but we have to provide a lot of extra functions. | |
9705 | Blah. | |
63448a4d WP |
9706 | |
9707 | We really only need to implement read and seek, but I am not | |
9708 | convinced that the TIFF library is smart enough not to destroy | |
9709 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9710 | override. */ |
9711 | ||
9712 | typedef struct | |
9713 | { | |
63448a4d WP |
9714 | unsigned char *bytes; |
9715 | size_t len; | |
9716 | int index; | |
5ad6a5fb GM |
9717 | } |
9718 | tiff_memory_source; | |
63448a4d | 9719 | |
e3130015 | 9720 | |
5ad6a5fb GM |
9721 | static size_t |
9722 | tiff_read_from_memory (data, buf, size) | |
9723 | thandle_t data; | |
9724 | tdata_t buf; | |
9725 | tsize_t size; | |
63448a4d | 9726 | { |
5ad6a5fb | 9727 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9728 | |
9729 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9730 | return (size_t) -1; |
9731 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9732 | src->index += size; |
9733 | return size; | |
9734 | } | |
9735 | ||
e3130015 | 9736 | |
5ad6a5fb GM |
9737 | static size_t |
9738 | tiff_write_from_memory (data, buf, size) | |
9739 | thandle_t data; | |
9740 | tdata_t buf; | |
9741 | tsize_t size; | |
63448a4d WP |
9742 | { |
9743 | return (size_t) -1; | |
9744 | } | |
9745 | ||
e3130015 | 9746 | |
5ad6a5fb GM |
9747 | static toff_t |
9748 | tiff_seek_in_memory (data, off, whence) | |
9749 | thandle_t data; | |
9750 | toff_t off; | |
9751 | int whence; | |
63448a4d | 9752 | { |
5ad6a5fb | 9753 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9754 | int idx; |
9755 | ||
9756 | switch (whence) | |
5ad6a5fb GM |
9757 | { |
9758 | case SEEK_SET: /* Go from beginning of source. */ | |
9759 | idx = off; | |
9760 | break; | |
9761 | ||
9762 | case SEEK_END: /* Go from end of source. */ | |
9763 | idx = src->len + off; | |
9764 | break; | |
9765 | ||
9766 | case SEEK_CUR: /* Go from current position. */ | |
9767 | idx = src->index + off; | |
9768 | break; | |
9769 | ||
9770 | default: /* Invalid `whence'. */ | |
9771 | return -1; | |
9772 | } | |
9773 | ||
9774 | if (idx > src->len || idx < 0) | |
9775 | return -1; | |
9776 | ||
63448a4d WP |
9777 | src->index = idx; |
9778 | return src->index; | |
9779 | } | |
9780 | ||
e3130015 | 9781 | |
5ad6a5fb GM |
9782 | static int |
9783 | tiff_close_memory (data) | |
9784 | thandle_t data; | |
63448a4d WP |
9785 | { |
9786 | /* NOOP */ | |
5ad6a5fb | 9787 | return 0; |
63448a4d WP |
9788 | } |
9789 | ||
e3130015 | 9790 | |
5ad6a5fb GM |
9791 | static int |
9792 | tiff_mmap_memory (data, pbase, psize) | |
9793 | thandle_t data; | |
9794 | tdata_t *pbase; | |
9795 | toff_t *psize; | |
63448a4d WP |
9796 | { |
9797 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9798 | return 0; |
63448a4d WP |
9799 | } |
9800 | ||
e3130015 | 9801 | |
5ad6a5fb GM |
9802 | static void |
9803 | tiff_unmap_memory (data, base, size) | |
9804 | thandle_t data; | |
9805 | tdata_t base; | |
9806 | toff_t size; | |
63448a4d WP |
9807 | { |
9808 | /* We don't need to do this. */ | |
63448a4d WP |
9809 | } |
9810 | ||
e3130015 | 9811 | |
5ad6a5fb GM |
9812 | static toff_t |
9813 | tiff_size_of_memory (data) | |
9814 | thandle_t data; | |
63448a4d | 9815 | { |
5ad6a5fb | 9816 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9817 | } |
333b20bb | 9818 | |
e3130015 | 9819 | |
c6892044 GM |
9820 | static void |
9821 | tiff_error_handler (title, format, ap) | |
9822 | const char *title, *format; | |
9823 | va_list ap; | |
9824 | { | |
9825 | char buf[512]; | |
9826 | int len; | |
9827 | ||
9828 | len = sprintf (buf, "TIFF error: %s ", title); | |
9829 | vsprintf (buf + len, format, ap); | |
9830 | add_to_log (buf, Qnil, Qnil); | |
9831 | } | |
9832 | ||
9833 | ||
9834 | static void | |
9835 | tiff_warning_handler (title, format, ap) | |
9836 | const char *title, *format; | |
9837 | va_list ap; | |
9838 | { | |
9839 | char buf[512]; | |
9840 | int len; | |
9841 | ||
9842 | len = sprintf (buf, "TIFF warning: %s ", title); | |
9843 | vsprintf (buf + len, format, ap); | |
9844 | add_to_log (buf, Qnil, Qnil); | |
9845 | } | |
9846 | ||
9847 | ||
333b20bb GM |
9848 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9849 | successful. */ | |
9850 | ||
9851 | static int | |
9852 | tiff_load (f, img) | |
9853 | struct frame *f; | |
9854 | struct image *img; | |
9855 | { | |
9856 | Lisp_Object file, specified_file; | |
63448a4d | 9857 | Lisp_Object specified_data; |
333b20bb GM |
9858 | TIFF *tiff; |
9859 | int width, height, x, y; | |
9860 | uint32 *buf; | |
9861 | int rc; | |
9862 | XImage *ximg; | |
9863 | struct gcpro gcpro1; | |
63448a4d | 9864 | tiff_memory_source memsrc; |
333b20bb GM |
9865 | |
9866 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9867 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9868 | file = Qnil; |
9869 | GCPRO1 (file); | |
63448a4d | 9870 | |
c6892044 GM |
9871 | TIFFSetErrorHandler (tiff_error_handler); |
9872 | TIFFSetWarningHandler (tiff_warning_handler); | |
9873 | ||
63448a4d | 9874 | if (NILP (specified_data)) |
5ad6a5fb GM |
9875 | { |
9876 | /* Read from a file */ | |
9877 | file = x_find_image_file (specified_file); | |
9878 | if (!STRINGP (file)) | |
63448a4d | 9879 | { |
45158a91 | 9880 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9881 | UNGCPRO; |
9882 | return 0; | |
9883 | } | |
63448a4d | 9884 | |
5ad6a5fb GM |
9885 | /* Try to open the image file. */ |
9886 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9887 | if (tiff == NULL) | |
9888 | { | |
9889 | image_error ("Cannot open `%s'", file, Qnil); | |
9890 | UNGCPRO; | |
9891 | return 0; | |
63448a4d | 9892 | } |
5ad6a5fb | 9893 | } |
63448a4d | 9894 | else |
5ad6a5fb GM |
9895 | { |
9896 | /* Memory source! */ | |
9897 | memsrc.bytes = XSTRING (specified_data)->data; | |
9898 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9899 | memsrc.index = 0; | |
9900 | ||
9901 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9902 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9903 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9904 | tiff_seek_in_memory, | |
9905 | tiff_close_memory, | |
9906 | tiff_size_of_memory, | |
9907 | tiff_mmap_memory, | |
9908 | tiff_unmap_memory); | |
9909 | ||
9910 | if (!tiff) | |
63448a4d | 9911 | { |
45158a91 | 9912 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9913 | UNGCPRO; |
9914 | return 0; | |
63448a4d | 9915 | } |
5ad6a5fb | 9916 | } |
333b20bb GM |
9917 | |
9918 | /* Get width and height of the image, and allocate a raster buffer | |
9919 | of width x height 32-bit values. */ | |
9920 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9921 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9922 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9923 | ||
9924 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9925 | TIFFClose (tiff); | |
9926 | if (!rc) | |
9927 | { | |
45158a91 | 9928 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9929 | xfree (buf); |
9930 | UNGCPRO; | |
9931 | return 0; | |
9932 | } | |
9933 | ||
333b20bb | 9934 | /* Create the X image and pixmap. */ |
45158a91 | 9935 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9936 | { |
333b20bb GM |
9937 | xfree (buf); |
9938 | UNGCPRO; | |
9939 | return 0; | |
9940 | } | |
9941 | ||
9942 | /* Initialize the color table. */ | |
9943 | init_color_table (); | |
9944 | ||
9945 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9946 | for (y = 0; y < height; ++y) | |
9947 | { | |
9948 | uint32 *row = buf + y * width; | |
9949 | ||
9950 | for (x = 0; x < width; ++x) | |
9951 | { | |
9952 | uint32 abgr = row[x]; | |
9953 | int r = TIFFGetR (abgr) << 8; | |
9954 | int g = TIFFGetG (abgr) << 8; | |
9955 | int b = TIFFGetB (abgr) << 8; | |
9956 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9957 | } | |
9958 | } | |
9959 | ||
9960 | /* Remember the colors allocated for the image. Free the color table. */ | |
9961 | img->colors = colors_in_color_table (&img->ncolors); | |
9962 | free_color_table (); | |
f20a3b7a MB |
9963 | |
9964 | img->width = width; | |
9965 | img->height = height; | |
9966 | ||
9967 | /* Maybe fill in the background field while we have ximg handy. */ | |
9968 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9969 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9970 | |
9971 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9972 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9973 | x_destroy_x_image (ximg); | |
9974 | xfree (buf); | |
333b20bb GM |
9975 | |
9976 | UNGCPRO; | |
9977 | return 1; | |
9978 | } | |
9979 | ||
9980 | #endif /* HAVE_TIFF != 0 */ | |
9981 | ||
9982 | ||
9983 | \f | |
9984 | /*********************************************************************** | |
9985 | GIF | |
9986 | ***********************************************************************/ | |
9987 | ||
9988 | #if HAVE_GIF | |
9989 | ||
9990 | #include <gif_lib.h> | |
9991 | ||
9992 | static int gif_image_p P_ ((Lisp_Object object)); | |
9993 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9994 | ||
9995 | /* The symbol `gif' identifying images of this type. */ | |
9996 | ||
9997 | Lisp_Object Qgif; | |
9998 | ||
9999 | /* Indices of image specification fields in gif_format, below. */ | |
10000 | ||
10001 | enum gif_keyword_index | |
10002 | { | |
10003 | GIF_TYPE, | |
63448a4d | 10004 | GIF_DATA, |
333b20bb GM |
10005 | GIF_FILE, |
10006 | GIF_ASCENT, | |
10007 | GIF_MARGIN, | |
10008 | GIF_RELIEF, | |
10009 | GIF_ALGORITHM, | |
10010 | GIF_HEURISTIC_MASK, | |
4a8e312c | 10011 | GIF_MASK, |
333b20bb | 10012 | GIF_IMAGE, |
f20a3b7a | 10013 | GIF_BACKGROUND, |
333b20bb GM |
10014 | GIF_LAST |
10015 | }; | |
10016 | ||
10017 | /* Vector of image_keyword structures describing the format | |
10018 | of valid user-defined image specifications. */ | |
10019 | ||
10020 | static struct image_keyword gif_format[GIF_LAST] = | |
10021 | { | |
10022 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 10023 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 10024 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 10025 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10026 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10027 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10028 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 10029 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10030 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 10031 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 10032 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
10033 | }; |
10034 | ||
10035 | /* Structure describing the image type `gif'. */ | |
10036 | ||
10037 | static struct image_type gif_type = | |
10038 | { | |
10039 | &Qgif, | |
10040 | gif_image_p, | |
10041 | gif_load, | |
10042 | x_clear_image, | |
10043 | NULL | |
10044 | }; | |
10045 | ||
e3130015 | 10046 | |
333b20bb GM |
10047 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
10048 | ||
10049 | static int | |
10050 | gif_image_p (object) | |
10051 | Lisp_Object object; | |
10052 | { | |
10053 | struct image_keyword fmt[GIF_LAST]; | |
10054 | bcopy (gif_format, fmt, sizeof fmt); | |
10055 | ||
7c7ff7f5 | 10056 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 10057 | return 0; |
5ad6a5fb | 10058 | |
63cec32f GM |
10059 | /* Must specify either the :data or :file keyword. */ |
10060 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
10061 | } |
10062 | ||
e3130015 | 10063 | |
63448a4d WP |
10064 | /* Reading a GIF image from memory |
10065 | Based on the PNG memory stuff to a certain extent. */ | |
10066 | ||
5ad6a5fb GM |
10067 | typedef struct |
10068 | { | |
63448a4d WP |
10069 | unsigned char *bytes; |
10070 | size_t len; | |
10071 | int index; | |
5ad6a5fb GM |
10072 | } |
10073 | gif_memory_source; | |
63448a4d | 10074 | |
e3130015 | 10075 | |
f036834a GM |
10076 | /* Make the current memory source available to gif_read_from_memory. |
10077 | It's done this way because not all versions of libungif support | |
10078 | a UserData field in the GifFileType structure. */ | |
10079 | static gif_memory_source *current_gif_memory_src; | |
10080 | ||
5ad6a5fb GM |
10081 | static int |
10082 | gif_read_from_memory (file, buf, len) | |
10083 | GifFileType *file; | |
10084 | GifByteType *buf; | |
10085 | int len; | |
63448a4d | 10086 | { |
f036834a | 10087 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 10088 | |
5ad6a5fb GM |
10089 | if (len > src->len - src->index) |
10090 | return -1; | |
63448a4d | 10091 | |
5ad6a5fb | 10092 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
10093 | src->index += len; |
10094 | return len; | |
10095 | } | |
333b20bb | 10096 | |
5ad6a5fb | 10097 | |
333b20bb GM |
10098 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
10099 | successful. */ | |
10100 | ||
10101 | static int | |
10102 | gif_load (f, img) | |
10103 | struct frame *f; | |
10104 | struct image *img; | |
10105 | { | |
10106 | Lisp_Object file, specified_file; | |
63448a4d | 10107 | Lisp_Object specified_data; |
333b20bb GM |
10108 | int rc, width, height, x, y, i; |
10109 | XImage *ximg; | |
10110 | ColorMapObject *gif_color_map; | |
10111 | unsigned long pixel_colors[256]; | |
10112 | GifFileType *gif; | |
10113 | struct gcpro gcpro1; | |
10114 | Lisp_Object image; | |
10115 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 10116 | gif_memory_source memsrc; |
9b784e96 | 10117 | unsigned char *raster; |
333b20bb GM |
10118 | |
10119 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 10120 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
10121 | file = Qnil; |
10122 | GCPRO1 (file); | |
63448a4d WP |
10123 | |
10124 | if (NILP (specified_data)) | |
5ad6a5fb GM |
10125 | { |
10126 | file = x_find_image_file (specified_file); | |
10127 | if (!STRINGP (file)) | |
63448a4d | 10128 | { |
45158a91 | 10129 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
10130 | UNGCPRO; |
10131 | return 0; | |
10132 | } | |
333b20bb | 10133 | |
5ad6a5fb GM |
10134 | /* Open the GIF file. */ |
10135 | gif = DGifOpenFileName (XSTRING (file)->data); | |
10136 | if (gif == NULL) | |
10137 | { | |
10138 | image_error ("Cannot open `%s'", file, Qnil); | |
10139 | UNGCPRO; | |
10140 | return 0; | |
63448a4d | 10141 | } |
5ad6a5fb | 10142 | } |
63448a4d | 10143 | else |
5ad6a5fb GM |
10144 | { |
10145 | /* Read from memory! */ | |
f036834a | 10146 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
10147 | memsrc.bytes = XSTRING (specified_data)->data; |
10148 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
10149 | memsrc.index = 0; | |
63448a4d | 10150 | |
5ad6a5fb GM |
10151 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
10152 | if (!gif) | |
10153 | { | |
45158a91 | 10154 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
10155 | UNGCPRO; |
10156 | return 0; | |
63448a4d | 10157 | } |
5ad6a5fb | 10158 | } |
333b20bb GM |
10159 | |
10160 | /* Read entire contents. */ | |
10161 | rc = DGifSlurp (gif); | |
10162 | if (rc == GIF_ERROR) | |
10163 | { | |
45158a91 | 10164 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
10165 | DGifCloseFile (gif); |
10166 | UNGCPRO; | |
10167 | return 0; | |
10168 | } | |
10169 | ||
3ccff1e3 | 10170 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
10171 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
10172 | if (ino >= gif->ImageCount) | |
10173 | { | |
45158a91 GM |
10174 | image_error ("Invalid image number `%s' in image `%s'", |
10175 | image, img->spec); | |
333b20bb GM |
10176 | DGifCloseFile (gif); |
10177 | UNGCPRO; | |
10178 | return 0; | |
10179 | } | |
10180 | ||
c7f07c4c PJ |
10181 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
10182 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 10183 | |
333b20bb | 10184 | /* Create the X image and pixmap. */ |
45158a91 | 10185 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 10186 | { |
333b20bb GM |
10187 | DGifCloseFile (gif); |
10188 | UNGCPRO; | |
10189 | return 0; | |
10190 | } | |
10191 | ||
10192 | /* Allocate colors. */ | |
10193 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
10194 | if (!gif_color_map) | |
10195 | gif_color_map = gif->SColorMap; | |
10196 | init_color_table (); | |
10197 | bzero (pixel_colors, sizeof pixel_colors); | |
10198 | ||
10199 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
10200 | { | |
10201 | int r = gif_color_map->Colors[i].Red << 8; | |
10202 | int g = gif_color_map->Colors[i].Green << 8; | |
10203 | int b = gif_color_map->Colors[i].Blue << 8; | |
10204 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
10205 | } | |
10206 | ||
10207 | img->colors = colors_in_color_table (&img->ncolors); | |
10208 | free_color_table (); | |
10209 | ||
10210 | /* Clear the part of the screen image that are not covered by | |
10211 | the image from the GIF file. Full animated GIF support | |
10212 | requires more than can be done here (see the gif89 spec, | |
10213 | disposal methods). Let's simply assume that the part | |
10214 | not covered by a sub-image is in the frame's background color. */ | |
10215 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
10216 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
10217 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
10218 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
10219 | ||
10220 | for (y = 0; y < image_top; ++y) | |
10221 | for (x = 0; x < width; ++x) | |
10222 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10223 | ||
10224 | for (y = image_top + image_height; y < height; ++y) | |
10225 | for (x = 0; x < width; ++x) | |
10226 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10227 | ||
10228 | for (y = image_top; y < image_top + image_height; ++y) | |
10229 | { | |
10230 | for (x = 0; x < image_left; ++x) | |
10231 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10232 | for (x = image_left + image_width; x < width; ++x) | |
10233 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10234 | } | |
10235 | ||
9b784e96 GM |
10236 | /* Read the GIF image into the X image. We use a local variable |
10237 | `raster' here because RasterBits below is a char *, and invites | |
10238 | problems with bytes >= 0x80. */ | |
10239 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
10240 | ||
333b20bb GM |
10241 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
10242 | { | |
10243 | static int interlace_start[] = {0, 4, 2, 1}; | |
10244 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 10245 | int pass; |
06482119 GM |
10246 | int row = interlace_start[0]; |
10247 | ||
10248 | pass = 0; | |
333b20bb | 10249 | |
06482119 | 10250 | for (y = 0; y < image_height; y++) |
333b20bb | 10251 | { |
06482119 GM |
10252 | if (row >= image_height) |
10253 | { | |
10254 | row = interlace_start[++pass]; | |
10255 | while (row >= image_height) | |
10256 | row = interlace_start[++pass]; | |
10257 | } | |
10258 | ||
10259 | for (x = 0; x < image_width; x++) | |
10260 | { | |
9b784e96 | 10261 | int i = raster[(y * image_width) + x]; |
06482119 GM |
10262 | XPutPixel (ximg, x + image_left, row + image_top, |
10263 | pixel_colors[i]); | |
10264 | } | |
10265 | ||
10266 | row += interlace_increment[pass]; | |
333b20bb GM |
10267 | } |
10268 | } | |
10269 | else | |
10270 | { | |
10271 | for (y = 0; y < image_height; ++y) | |
10272 | for (x = 0; x < image_width; ++x) | |
10273 | { | |
9b784e96 | 10274 | int i = raster[y * image_width + x]; |
333b20bb GM |
10275 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
10276 | } | |
10277 | } | |
10278 | ||
10279 | DGifCloseFile (gif); | |
f20a3b7a MB |
10280 | |
10281 | /* Maybe fill in the background field while we have ximg handy. */ | |
10282 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10283 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
10284 | |
10285 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
10286 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10287 | x_destroy_x_image (ximg); | |
333b20bb GM |
10288 | |
10289 | UNGCPRO; | |
10290 | return 1; | |
10291 | } | |
10292 | ||
10293 | #endif /* HAVE_GIF != 0 */ | |
10294 | ||
10295 | ||
10296 | \f | |
10297 | /*********************************************************************** | |
10298 | Ghostscript | |
10299 | ***********************************************************************/ | |
10300 | ||
10301 | static int gs_image_p P_ ((Lisp_Object object)); | |
10302 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
10303 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
10304 | ||
fcf431dc | 10305 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 10306 | |
fcf431dc | 10307 | Lisp_Object Qpostscript; |
333b20bb GM |
10308 | |
10309 | /* Keyword symbols. */ | |
10310 | ||
10311 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
10312 | ||
10313 | /* Indices of image specification fields in gs_format, below. */ | |
10314 | ||
10315 | enum gs_keyword_index | |
10316 | { | |
10317 | GS_TYPE, | |
10318 | GS_PT_WIDTH, | |
10319 | GS_PT_HEIGHT, | |
10320 | GS_FILE, | |
10321 | GS_LOADER, | |
10322 | GS_BOUNDING_BOX, | |
10323 | GS_ASCENT, | |
10324 | GS_MARGIN, | |
10325 | GS_RELIEF, | |
10326 | GS_ALGORITHM, | |
10327 | GS_HEURISTIC_MASK, | |
4a8e312c | 10328 | GS_MASK, |
f20a3b7a | 10329 | GS_BACKGROUND, |
333b20bb GM |
10330 | GS_LAST |
10331 | }; | |
10332 | ||
10333 | /* Vector of image_keyword structures describing the format | |
10334 | of valid user-defined image specifications. */ | |
10335 | ||
10336 | static struct image_keyword gs_format[GS_LAST] = | |
10337 | { | |
10338 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10339 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10340 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10341 | {":file", IMAGE_STRING_VALUE, 1}, | |
10342 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
10343 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 10344 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10345 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10346 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10347 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10348 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
10349 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10350 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
10351 | }; |
10352 | ||
10353 | /* Structure describing the image type `ghostscript'. */ | |
10354 | ||
10355 | static struct image_type gs_type = | |
10356 | { | |
fcf431dc | 10357 | &Qpostscript, |
333b20bb GM |
10358 | gs_image_p, |
10359 | gs_load, | |
10360 | gs_clear_image, | |
10361 | NULL | |
10362 | }; | |
10363 | ||
10364 | ||
10365 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
10366 | ||
10367 | static void | |
10368 | gs_clear_image (f, img) | |
10369 | struct frame *f; | |
10370 | struct image *img; | |
10371 | { | |
10372 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
10373 | xfree (img->data.ptr_val); | |
10374 | x_clear_image (f, img); | |
10375 | } | |
10376 | ||
10377 | ||
10378 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
10379 | specification. */ | |
10380 | ||
10381 | static int | |
10382 | gs_image_p (object) | |
10383 | Lisp_Object object; | |
10384 | { | |
10385 | struct image_keyword fmt[GS_LAST]; | |
10386 | Lisp_Object tem; | |
10387 | int i; | |
10388 | ||
10389 | bcopy (gs_format, fmt, sizeof fmt); | |
10390 | ||
7c7ff7f5 | 10391 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10392 | return 0; |
10393 | ||
10394 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10395 | tem = fmt[GS_BOUNDING_BOX].value; | |
10396 | if (CONSP (tem)) | |
10397 | { | |
10398 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10399 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10400 | return 0; | |
10401 | if (!NILP (tem)) | |
10402 | return 0; | |
10403 | } | |
10404 | else if (VECTORP (tem)) | |
10405 | { | |
10406 | if (XVECTOR (tem)->size != 4) | |
10407 | return 0; | |
10408 | for (i = 0; i < 4; ++i) | |
10409 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10410 | return 0; | |
10411 | } | |
10412 | else | |
10413 | return 0; | |
10414 | ||
10415 | return 1; | |
10416 | } | |
10417 | ||
10418 | ||
10419 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10420 | if successful. */ | |
10421 | ||
10422 | static int | |
10423 | gs_load (f, img) | |
10424 | struct frame *f; | |
10425 | struct image *img; | |
10426 | { | |
10427 | char buffer[100]; | |
10428 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10429 | struct gcpro gcpro1, gcpro2; | |
10430 | Lisp_Object frame; | |
10431 | double in_width, in_height; | |
10432 | Lisp_Object pixel_colors = Qnil; | |
10433 | ||
10434 | /* Compute pixel size of pixmap needed from the given size in the | |
10435 | image specification. Sizes in the specification are in pt. 1 pt | |
10436 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10437 | info. */ | |
10438 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10439 | in_width = XFASTINT (pt_width) / 72.0; | |
10440 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10441 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10442 | in_height = XFASTINT (pt_height) / 72.0; | |
10443 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10444 | ||
10445 | /* Create the pixmap. */ | |
dd00328a | 10446 | xassert (img->pixmap == None); |
333b20bb GM |
10447 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10448 | img->width, img->height, | |
10449 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10450 | |
10451 | if (!img->pixmap) | |
10452 | { | |
45158a91 | 10453 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10454 | return 0; |
10455 | } | |
10456 | ||
10457 | /* Call the loader to fill the pixmap. It returns a process object | |
10458 | if successful. We do not record_unwind_protect here because | |
10459 | other places in redisplay like calling window scroll functions | |
10460 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10461 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10462 | ||
10463 | sprintf (buffer, "%lu %lu", | |
10464 | (unsigned long) FRAME_X_WINDOW (f), | |
10465 | (unsigned long) img->pixmap); | |
10466 | window_and_pixmap_id = build_string (buffer); | |
10467 | ||
10468 | sprintf (buffer, "%lu %lu", | |
10469 | FRAME_FOREGROUND_PIXEL (f), | |
10470 | FRAME_BACKGROUND_PIXEL (f)); | |
10471 | pixel_colors = build_string (buffer); | |
10472 | ||
10473 | XSETFRAME (frame, f); | |
10474 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10475 | if (NILP (loader)) | |
10476 | loader = intern ("gs-load-image"); | |
10477 | ||
10478 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10479 | make_number (img->width), | |
10480 | make_number (img->height), | |
10481 | window_and_pixmap_id, | |
10482 | pixel_colors); | |
10483 | UNGCPRO; | |
10484 | return PROCESSP (img->data.lisp_val); | |
10485 | } | |
10486 | ||
10487 | ||
10488 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10489 | frame F. Called from XTread_socket when receiving an event | |
10490 | telling Emacs that Ghostscript has finished drawing. */ | |
10491 | ||
10492 | void | |
10493 | x_kill_gs_process (pixmap, f) | |
10494 | Pixmap pixmap; | |
10495 | struct frame *f; | |
10496 | { | |
10497 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10498 | int class, i; | |
10499 | struct image *img; | |
10500 | ||
10501 | /* Find the image containing PIXMAP. */ | |
10502 | for (i = 0; i < c->used; ++i) | |
10503 | if (c->images[i]->pixmap == pixmap) | |
10504 | break; | |
10505 | ||
daba7643 GM |
10506 | /* Should someone in between have cleared the image cache, for |
10507 | instance, give up. */ | |
10508 | if (i == c->used) | |
10509 | return; | |
10510 | ||
333b20bb GM |
10511 | /* Kill the GS process. We should have found PIXMAP in the image |
10512 | cache and its image should contain a process object. */ | |
333b20bb GM |
10513 | img = c->images[i]; |
10514 | xassert (PROCESSP (img->data.lisp_val)); | |
10515 | Fkill_process (img->data.lisp_val, Qnil); | |
10516 | img->data.lisp_val = Qnil; | |
10517 | ||
10518 | /* On displays with a mutable colormap, figure out the colors | |
10519 | allocated for the image by looking at the pixels of an XImage for | |
10520 | img->pixmap. */ | |
383d6ffc | 10521 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10522 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10523 | { | |
10524 | XImage *ximg; | |
10525 | ||
10526 | BLOCK_INPUT; | |
10527 | ||
10528 | /* Try to get an XImage for img->pixmep. */ | |
10529 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10530 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10531 | if (ximg) | |
10532 | { | |
10533 | int x, y; | |
10534 | ||
10535 | /* Initialize the color table. */ | |
10536 | init_color_table (); | |
10537 | ||
10538 | /* For each pixel of the image, look its color up in the | |
10539 | color table. After having done so, the color table will | |
10540 | contain an entry for each color used by the image. */ | |
10541 | for (y = 0; y < img->height; ++y) | |
10542 | for (x = 0; x < img->width; ++x) | |
10543 | { | |
10544 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10545 | lookup_pixel_color (f, pixel); | |
10546 | } | |
10547 | ||
10548 | /* Record colors in the image. Free color table and XImage. */ | |
10549 | img->colors = colors_in_color_table (&img->ncolors); | |
10550 | free_color_table (); | |
10551 | XDestroyImage (ximg); | |
10552 | ||
10553 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10554 | here, we get a BadAccess later in x_clear_image when | |
10555 | freeing the colors. */ | |
10556 | /* We have allocated colors once, but Ghostscript has also | |
10557 | allocated colors on behalf of us. So, to get the | |
10558 | reference counts right, free them once. */ | |
10559 | if (img->ncolors) | |
462d5d40 | 10560 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10561 | #endif |
10562 | } | |
10563 | else | |
10564 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10565 | img->spec, Qnil); |
333b20bb GM |
10566 | |
10567 | UNBLOCK_INPUT; | |
10568 | } | |
ad18ffb1 GM |
10569 | |
10570 | /* Now that we have the pixmap, compute mask and transform the | |
10571 | image if requested. */ | |
10572 | BLOCK_INPUT; | |
10573 | postprocess_image (f, img); | |
10574 | UNBLOCK_INPUT; | |
333b20bb GM |
10575 | } |
10576 | ||
10577 | ||
10578 | \f | |
10579 | /*********************************************************************** | |
10580 | Window properties | |
10581 | ***********************************************************************/ | |
10582 | ||
10583 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10584 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 10585 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 10586 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
10587 | selected frame. Value is VALUE. */) |
10588 | (prop, value, frame) | |
333b20bb GM |
10589 | Lisp_Object frame, prop, value; |
10590 | { | |
10591 | struct frame *f = check_x_frame (frame); | |
10592 | Atom prop_atom; | |
10593 | ||
b7826503 PJ |
10594 | CHECK_STRING (prop); |
10595 | CHECK_STRING (value); | |
333b20bb GM |
10596 | |
10597 | BLOCK_INPUT; | |
10598 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10599 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10600 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10601 | XSTRING (value)->data, XSTRING (value)->size); | |
10602 | ||
10603 | /* Make sure the property is set when we return. */ | |
10604 | XFlush (FRAME_X_DISPLAY (f)); | |
10605 | UNBLOCK_INPUT; | |
10606 | ||
10607 | return value; | |
10608 | } | |
10609 | ||
10610 | ||
10611 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10612 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
10613 | doc: /* Remove window property PROP from X window of FRAME. |
10614 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
10615 | (prop, frame) | |
333b20bb GM |
10616 | Lisp_Object prop, frame; |
10617 | { | |
10618 | struct frame *f = check_x_frame (frame); | |
10619 | Atom prop_atom; | |
10620 | ||
b7826503 | 10621 | CHECK_STRING (prop); |
333b20bb GM |
10622 | BLOCK_INPUT; |
10623 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10624 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10625 | ||
10626 | /* Make sure the property is removed when we return. */ | |
10627 | XFlush (FRAME_X_DISPLAY (f)); | |
10628 | UNBLOCK_INPUT; | |
10629 | ||
10630 | return prop; | |
10631 | } | |
10632 | ||
10633 | ||
10634 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10635 | 1, 2, 0, | |
7ee72033 | 10636 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
10637 | If FRAME is nil or omitted, use the selected frame. Value is nil |
10638 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
10639 | value. */) |
10640 | (prop, frame) | |
333b20bb GM |
10641 | Lisp_Object prop, frame; |
10642 | { | |
10643 | struct frame *f = check_x_frame (frame); | |
10644 | Atom prop_atom; | |
10645 | int rc; | |
10646 | Lisp_Object prop_value = Qnil; | |
10647 | char *tmp_data = NULL; | |
10648 | Atom actual_type; | |
10649 | int actual_format; | |
10650 | unsigned long actual_size, bytes_remaining; | |
10651 | ||
b7826503 | 10652 | CHECK_STRING (prop); |
333b20bb GM |
10653 | BLOCK_INPUT; |
10654 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10655 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10656 | prop_atom, 0, 0, False, XA_STRING, | |
10657 | &actual_type, &actual_format, &actual_size, | |
10658 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10659 | if (rc == Success) | |
10660 | { | |
10661 | int size = bytes_remaining; | |
10662 | ||
10663 | XFree (tmp_data); | |
10664 | tmp_data = NULL; | |
10665 | ||
10666 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10667 | prop_atom, 0, bytes_remaining, | |
10668 | False, XA_STRING, | |
10669 | &actual_type, &actual_format, | |
10670 | &actual_size, &bytes_remaining, | |
10671 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10672 | if (rc == Success && tmp_data) |
333b20bb GM |
10673 | prop_value = make_string (tmp_data, size); |
10674 | ||
10675 | XFree (tmp_data); | |
10676 | } | |
10677 | ||
10678 | UNBLOCK_INPUT; | |
10679 | return prop_value; | |
10680 | } | |
10681 | ||
10682 | ||
10683 | \f | |
10684 | /*********************************************************************** | |
10685 | Busy cursor | |
10686 | ***********************************************************************/ | |
10687 | ||
4ae9a85e | 10688 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10689 | an hourglass cursor on all frames. */ |
333b20bb | 10690 | |
0af913d7 | 10691 | static struct atimer *hourglass_atimer; |
333b20bb | 10692 | |
0af913d7 | 10693 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10694 | |
0af913d7 | 10695 | static int hourglass_shown_p; |
333b20bb | 10696 | |
0af913d7 | 10697 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10698 | |
0af913d7 | 10699 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10700 | |
0af913d7 | 10701 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10702 | cursor. */ |
10703 | ||
0af913d7 | 10704 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10705 | |
10706 | /* Function prototypes. */ | |
10707 | ||
0af913d7 GM |
10708 | static void show_hourglass P_ ((struct atimer *)); |
10709 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10710 | |
10711 | ||
0af913d7 | 10712 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10713 | |
10714 | void | |
0af913d7 | 10715 | start_hourglass () |
333b20bb | 10716 | { |
4ae9a85e | 10717 | EMACS_TIME delay; |
3caa99d3 | 10718 | int secs, usecs = 0; |
4ae9a85e | 10719 | |
0af913d7 | 10720 | cancel_hourglass (); |
4ae9a85e | 10721 | |
0af913d7 GM |
10722 | if (INTEGERP (Vhourglass_delay) |
10723 | && XINT (Vhourglass_delay) > 0) | |
10724 | secs = XFASTINT (Vhourglass_delay); | |
10725 | else if (FLOATP (Vhourglass_delay) | |
10726 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10727 | { |
10728 | Lisp_Object tem; | |
0af913d7 | 10729 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10730 | secs = XFASTINT (tem); |
0af913d7 | 10731 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10732 | } |
4ae9a85e | 10733 | else |
0af913d7 | 10734 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10735 | |
3caa99d3 | 10736 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10737 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10738 | show_hourglass, NULL); | |
4ae9a85e GM |
10739 | } |
10740 | ||
10741 | ||
0af913d7 | 10742 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10743 | shown. */ |
10744 | ||
10745 | void | |
0af913d7 | 10746 | cancel_hourglass () |
4ae9a85e | 10747 | { |
0af913d7 | 10748 | if (hourglass_atimer) |
99f01f62 | 10749 | { |
0af913d7 GM |
10750 | cancel_atimer (hourglass_atimer); |
10751 | hourglass_atimer = NULL; | |
99f01f62 GM |
10752 | } |
10753 | ||
0af913d7 GM |
10754 | if (hourglass_shown_p) |
10755 | hide_hourglass (); | |
4ae9a85e GM |
10756 | } |
10757 | ||
10758 | ||
0af913d7 GM |
10759 | /* Timer function of hourglass_atimer. TIMER is equal to |
10760 | hourglass_atimer. | |
4ae9a85e | 10761 | |
0af913d7 GM |
10762 | Display an hourglass pointer on all frames by mapping the frames' |
10763 | hourglass_window. Set the hourglass_p flag in the frames' | |
10764 | output_data.x structure to indicate that an hourglass cursor is | |
10765 | shown on the frames. */ | |
4ae9a85e GM |
10766 | |
10767 | static void | |
0af913d7 | 10768 | show_hourglass (timer) |
4ae9a85e GM |
10769 | struct atimer *timer; |
10770 | { | |
10771 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10772 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10773 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10774 | hourglass_atimer = NULL; |
4ae9a85e | 10775 | |
0af913d7 | 10776 | if (!hourglass_shown_p) |
333b20bb GM |
10777 | { |
10778 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10779 | |
10780 | BLOCK_INPUT; | |
10781 | ||
333b20bb | 10782 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10783 | { |
10784 | struct frame *f = XFRAME (frame); | |
10785 | ||
10786 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10787 | { | |
10788 | Display *dpy = FRAME_X_DISPLAY (f); | |
10789 | ||
10790 | #ifdef USE_X_TOOLKIT | |
10791 | if (f->output_data.x->widget) | |
10792 | #else | |
10793 | if (FRAME_OUTER_WINDOW (f)) | |
10794 | #endif | |
10795 | { | |
0af913d7 | 10796 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10797 | |
0af913d7 | 10798 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10799 | { |
10800 | unsigned long mask = CWCursor; | |
10801 | XSetWindowAttributes attrs; | |
4ae9a85e | 10802 | |
0af913d7 | 10803 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10804 | |
0af913d7 | 10805 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10806 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10807 | 0, 0, 32000, 32000, 0, 0, | |
10808 | InputOnly, | |
10809 | CopyFromParent, | |
10810 | mask, &attrs); | |
10811 | } | |
4ae9a85e | 10812 | |
0af913d7 | 10813 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10814 | XFlush (dpy); |
10815 | } | |
10816 | } | |
10817 | } | |
333b20bb | 10818 | |
0af913d7 | 10819 | hourglass_shown_p = 1; |
4ae9a85e GM |
10820 | UNBLOCK_INPUT; |
10821 | } | |
333b20bb GM |
10822 | } |
10823 | ||
10824 | ||
0af913d7 GM |
10825 | /* Hide the hourglass pointer on all frames, if it is currently |
10826 | shown. */ | |
333b20bb | 10827 | |
4ae9a85e | 10828 | static void |
0af913d7 | 10829 | hide_hourglass () |
4ae9a85e | 10830 | { |
0af913d7 | 10831 | if (hourglass_shown_p) |
333b20bb | 10832 | { |
4ae9a85e GM |
10833 | Lisp_Object rest, frame; |
10834 | ||
10835 | BLOCK_INPUT; | |
10836 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10837 | { |
4ae9a85e GM |
10838 | struct frame *f = XFRAME (frame); |
10839 | ||
10840 | if (FRAME_X_P (f) | |
10841 | /* Watch out for newly created frames. */ | |
0af913d7 | 10842 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10843 | { |
0af913d7 GM |
10844 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10845 | f->output_data.x->hourglass_window); | |
10846 | /* Sync here because XTread_socket looks at the | |
10847 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10848 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10849 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10850 | } |
333b20bb | 10851 | } |
333b20bb | 10852 | |
0af913d7 | 10853 | hourglass_shown_p = 0; |
4ae9a85e GM |
10854 | UNBLOCK_INPUT; |
10855 | } | |
333b20bb GM |
10856 | } |
10857 | ||
10858 | ||
10859 | \f | |
10860 | /*********************************************************************** | |
10861 | Tool tips | |
10862 | ***********************************************************************/ | |
10863 | ||
10864 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10865 | Lisp_Object, Lisp_Object)); |
06d62053 | 10866 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10867 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10868 | |
44b5a125 | 10869 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10870 | |
44b5a125 | 10871 | Lisp_Object tip_frame; |
333b20bb GM |
10872 | |
10873 | /* If non-nil, a timer started that hides the last tooltip when it | |
10874 | fires. */ | |
10875 | ||
10876 | Lisp_Object tip_timer; | |
10877 | Window tip_window; | |
10878 | ||
06d62053 GM |
10879 | /* If non-nil, a vector of 3 elements containing the last args |
10880 | with which x-show-tip was called. See there. */ | |
10881 | ||
10882 | Lisp_Object last_show_tip_args; | |
10883 | ||
d63931a2 GM |
10884 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10885 | ||
10886 | Lisp_Object Vx_max_tooltip_size; | |
10887 | ||
eaf1eea9 GM |
10888 | |
10889 | static Lisp_Object | |
10890 | unwind_create_tip_frame (frame) | |
10891 | Lisp_Object frame; | |
10892 | { | |
c844a81a GM |
10893 | Lisp_Object deleted; |
10894 | ||
10895 | deleted = unwind_create_frame (frame); | |
10896 | if (EQ (deleted, Qt)) | |
10897 | { | |
10898 | tip_window = None; | |
10899 | tip_frame = Qnil; | |
10900 | } | |
10901 | ||
10902 | return deleted; | |
eaf1eea9 GM |
10903 | } |
10904 | ||
10905 | ||
333b20bb | 10906 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10907 | PARMS is a list of frame parameters. TEXT is the string to |
10908 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10909 | |
10910 | Note that functions called here, esp. x_default_parameter can | |
10911 | signal errors, for instance when a specified color name is | |
10912 | undefined. We have to make sure that we're in a consistent state | |
10913 | when this happens. */ | |
333b20bb GM |
10914 | |
10915 | static Lisp_Object | |
275841bf | 10916 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10917 | struct x_display_info *dpyinfo; |
275841bf | 10918 | Lisp_Object parms, text; |
333b20bb GM |
10919 | { |
10920 | struct frame *f; | |
10921 | Lisp_Object frame, tem; | |
10922 | Lisp_Object name; | |
333b20bb GM |
10923 | long window_prompting = 0; |
10924 | int width, height; | |
eaf1eea9 | 10925 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10926 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10927 | struct kboard *kb; |
06d62053 | 10928 | int face_change_count_before = face_change_count; |
275841bf GM |
10929 | Lisp_Object buffer; |
10930 | struct buffer *old_buffer; | |
333b20bb GM |
10931 | |
10932 | check_x (); | |
10933 | ||
10934 | /* Use this general default value to start with until we know if | |
10935 | this frame has a specified name. */ | |
10936 | Vx_resource_name = Vinvocation_name; | |
10937 | ||
10938 | #ifdef MULTI_KBOARD | |
10939 | kb = dpyinfo->kboard; | |
10940 | #else | |
10941 | kb = &the_only_kboard; | |
10942 | #endif | |
10943 | ||
10944 | /* Get the name of the frame to use for resource lookup. */ | |
10945 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10946 | if (!STRINGP (name) | |
10947 | && !EQ (name, Qunbound) | |
10948 | && !NILP (name)) | |
10949 | error ("Invalid frame name--not a string or nil"); | |
10950 | Vx_resource_name = name; | |
10951 | ||
10952 | frame = Qnil; | |
10953 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10954 | f = make_frame (1); |
333b20bb | 10955 | XSETFRAME (frame, f); |
275841bf GM |
10956 | |
10957 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10958 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10959 | old_buffer = current_buffer; | |
10960 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10961 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10962 | Ferase_buffer (); |
10963 | Finsert (1, &text); | |
10964 | set_buffer_internal_1 (old_buffer); | |
10965 | ||
333b20bb | 10966 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10967 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10968 | |
eaf1eea9 GM |
10969 | /* By setting the output method, we're essentially saying that |
10970 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10971 | from this point on, x_destroy_window might screw up reference | |
10972 | counts etc. */ | |
333b20bb GM |
10973 | f->output_method = output_x_window; |
10974 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10975 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10976 | f->output_data.x->icon_bitmap = -1; | |
10977 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10978 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10979 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10980 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10981 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10982 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10983 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10984 | f->icon_name = Qnil; |
10985 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10986 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10987 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10988 | dpyinfo_refcount = dpyinfo->reference_count; | |
10989 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10990 | #ifdef MULTI_KBOARD |
10991 | FRAME_KBOARD (f) = kb; | |
10992 | #endif | |
10993 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10994 | f->output_data.x->explicit_parent = 0; | |
10995 | ||
61d461a8 GM |
10996 | /* These colors will be set anyway later, but it's important |
10997 | to get the color reference counts right, so initialize them! */ | |
10998 | { | |
10999 | Lisp_Object black; | |
11000 | struct gcpro gcpro1; | |
11001 | ||
11002 | black = build_string ("black"); | |
11003 | GCPRO1 (black); | |
11004 | f->output_data.x->foreground_pixel | |
11005 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11006 | f->output_data.x->background_pixel | |
11007 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11008 | f->output_data.x->cursor_pixel | |
11009 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11010 | f->output_data.x->cursor_foreground_pixel | |
11011 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11012 | f->output_data.x->border_pixel | |
11013 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11014 | f->output_data.x->mouse_pixel | |
11015 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11016 | UNGCPRO; | |
11017 | } | |
11018 | ||
333b20bb GM |
11019 | /* Set the name; the functions to which we pass f expect the name to |
11020 | be set. */ | |
11021 | if (EQ (name, Qunbound) || NILP (name)) | |
11022 | { | |
11023 | f->name = build_string (dpyinfo->x_id_name); | |
11024 | f->explicit_name = 0; | |
11025 | } | |
11026 | else | |
11027 | { | |
11028 | f->name = name; | |
11029 | f->explicit_name = 1; | |
11030 | /* use the frame's title when getting resources for this frame. */ | |
11031 | specbind (Qx_resource_name, name); | |
11032 | } | |
11033 | ||
eaf1eea9 GM |
11034 | /* Extract the window parameters from the supplied values that are |
11035 | needed to determine window geometry. */ | |
333b20bb GM |
11036 | { |
11037 | Lisp_Object font; | |
11038 | ||
11039 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
11040 | ||
11041 | BLOCK_INPUT; | |
11042 | /* First, try whatever font the caller has specified. */ | |
11043 | if (STRINGP (font)) | |
11044 | { | |
11045 | tem = Fquery_fontset (font, Qnil); | |
11046 | if (STRINGP (tem)) | |
11047 | font = x_new_fontset (f, XSTRING (tem)->data); | |
11048 | else | |
11049 | font = x_new_font (f, XSTRING (font)->data); | |
11050 | } | |
11051 | ||
11052 | /* Try out a font which we hope has bold and italic variations. */ | |
11053 | if (!STRINGP (font)) | |
11054 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
11055 | if (!STRINGP (font)) | |
11056 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11057 | if (! STRINGP (font)) | |
11058 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11059 | if (! STRINGP (font)) | |
11060 | /* This was formerly the first thing tried, but it finds too many fonts | |
11061 | and takes too long. */ | |
11062 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
11063 | /* If those didn't work, look for something which will at least work. */ | |
11064 | if (! STRINGP (font)) | |
11065 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
11066 | UNBLOCK_INPUT; | |
11067 | if (! STRINGP (font)) | |
11068 | font = build_string ("fixed"); | |
11069 | ||
11070 | x_default_parameter (f, parms, Qfont, font, | |
11071 | "font", "Font", RES_TYPE_STRING); | |
11072 | } | |
11073 | ||
11074 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
11075 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
11076 | ||
11077 | /* This defaults to 2 in order to match xterm. We recognize either | |
11078 | internalBorderWidth or internalBorder (which is what xterm calls | |
11079 | it). */ | |
11080 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11081 | { | |
11082 | Lisp_Object value; | |
11083 | ||
11084 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
11085 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
11086 | if (! EQ (value, Qunbound)) | |
11087 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
11088 | parms); | |
11089 | } | |
11090 | ||
11091 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
11092 | "internalBorderWidth", "internalBorderWidth", | |
11093 | RES_TYPE_NUMBER); | |
11094 | ||
11095 | /* Also do the stuff which must be set before the window exists. */ | |
11096 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
11097 | "foreground", "Foreground", RES_TYPE_STRING); | |
11098 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
11099 | "background", "Background", RES_TYPE_STRING); | |
11100 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
11101 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
11102 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
11103 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
11104 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
11105 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
11106 | ||
11107 | /* Init faces before x_default_parameter is called for scroll-bar | |
11108 | parameters because that function calls x_set_scroll_bar_width, | |
11109 | which calls change_frame_size, which calls Fset_window_buffer, | |
11110 | which runs hooks, which call Fvertical_motion. At the end, we | |
11111 | end up in init_iterator with a null face cache, which should not | |
11112 | happen. */ | |
11113 | init_frame_faces (f); | |
11114 | ||
11115 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
11116 | window_prompting = x_figure_window_size (f, parms); | |
11117 | ||
11118 | if (window_prompting & XNegative) | |
11119 | { | |
11120 | if (window_prompting & YNegative) | |
11121 | f->output_data.x->win_gravity = SouthEastGravity; | |
11122 | else | |
11123 | f->output_data.x->win_gravity = NorthEastGravity; | |
11124 | } | |
11125 | else | |
11126 | { | |
11127 | if (window_prompting & YNegative) | |
11128 | f->output_data.x->win_gravity = SouthWestGravity; | |
11129 | else | |
11130 | f->output_data.x->win_gravity = NorthWestGravity; | |
11131 | } | |
11132 | ||
11133 | f->output_data.x->size_hint_flags = window_prompting; | |
11134 | { | |
11135 | XSetWindowAttributes attrs; | |
11136 | unsigned long mask; | |
11137 | ||
11138 | BLOCK_INPUT; | |
c51d2b5e GM |
11139 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
11140 | if (DoesSaveUnders (dpyinfo->screen)) | |
11141 | mask |= CWSaveUnder; | |
11142 | ||
9b2956e2 GM |
11143 | /* Window managers look at the override-redirect flag to determine |
11144 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
11145 | 3.2.8). */ |
11146 | attrs.override_redirect = True; | |
11147 | attrs.save_under = True; | |
11148 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
11149 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
11150 | attrs.event_mask = StructureNotifyMask; | |
11151 | tip_window | |
11152 | = FRAME_X_WINDOW (f) | |
11153 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
11154 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
11155 | /* x, y, width, height */ | |
11156 | 0, 0, 1, 1, | |
11157 | /* Border. */ | |
11158 | 1, | |
11159 | CopyFromParent, InputOutput, CopyFromParent, | |
11160 | mask, &attrs); | |
11161 | UNBLOCK_INPUT; | |
11162 | } | |
11163 | ||
11164 | x_make_gc (f); | |
11165 | ||
333b20bb GM |
11166 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
11167 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11168 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
11169 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11170 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
11171 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
11172 | ||
11173 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
11174 | Change will not be effected unless different from the current | |
11175 | f->height. */ | |
11176 | width = f->width; | |
11177 | height = f->height; | |
11178 | f->height = 0; | |
11179 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 11180 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 11181 | |
035d5114 | 11182 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
11183 | also merges in face attributes specified for new frames. |
11184 | ||
11185 | Frame parameters may be changed if .Xdefaults contains | |
11186 | specifications for the default font. For example, if there is an | |
11187 | `Emacs.default.attributeBackground: pink', the `background-color' | |
11188 | attribute of the frame get's set, which let's the internal border | |
11189 | of the tooltip frame appear in pink. Prevent this. */ | |
11190 | { | |
11191 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
11192 | ||
11193 | /* Set tip_frame here, so that */ | |
11194 | tip_frame = frame; | |
11195 | call1 (Qface_set_after_frame_default, frame); | |
11196 | ||
11197 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
11198 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
11199 | Qnil)); | |
11200 | } | |
035d5114 | 11201 | |
333b20bb GM |
11202 | f->no_split = 1; |
11203 | ||
11204 | UNGCPRO; | |
11205 | ||
11206 | /* It is now ok to make the frame official even if we get an error | |
11207 | below. And the frame needs to be on Vframe_list or making it | |
11208 | visible won't work. */ | |
11209 | Vframe_list = Fcons (frame, Vframe_list); | |
11210 | ||
11211 | /* Now that the frame is official, it counts as a reference to | |
11212 | its display. */ | |
11213 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
11214 | ||
06d62053 GM |
11215 | /* Setting attributes of faces of the tooltip frame from resources |
11216 | and similar will increment face_change_count, which leads to the | |
11217 | clearing of all current matrices. Since this isn't necessary | |
11218 | here, avoid it by resetting face_change_count to the value it | |
11219 | had before we created the tip frame. */ | |
11220 | face_change_count = face_change_count_before; | |
11221 | ||
eaf1eea9 | 11222 | /* Discard the unwind_protect. */ |
333b20bb GM |
11223 | return unbind_to (count, frame); |
11224 | } | |
11225 | ||
11226 | ||
06d62053 GM |
11227 | /* Compute where to display tip frame F. PARMS is the list of frame |
11228 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
11229 | location of the mouse. WIDTH and HEIGHT are the width and height |
11230 | of the tooltip. Return coordinates relative to the root window of | |
11231 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
11232 | |
11233 | static void | |
ab452f99 | 11234 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
11235 | struct frame *f; |
11236 | Lisp_Object parms, dx, dy; | |
ab452f99 | 11237 | int width, height; |
06d62053 GM |
11238 | int *root_x, *root_y; |
11239 | { | |
11240 | Lisp_Object left, top; | |
11241 | int win_x, win_y; | |
11242 | Window root, child; | |
11243 | unsigned pmask; | |
11244 | ||
11245 | /* User-specified position? */ | |
11246 | left = Fcdr (Fassq (Qleft, parms)); | |
11247 | top = Fcdr (Fassq (Qtop, parms)); | |
11248 | ||
11249 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11250 | show it. */ | |
570d22b0 | 11251 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
11252 | { |
11253 | BLOCK_INPUT; | |
11254 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
11255 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
11256 | UNBLOCK_INPUT; | |
11257 | } | |
06d62053 | 11258 | |
06d62053 GM |
11259 | if (INTEGERP (top)) |
11260 | *root_y = XINT (top); | |
ab452f99 GM |
11261 | else if (*root_y + XINT (dy) - height < 0) |
11262 | *root_y -= XINT (dy); | |
11263 | else | |
11264 | { | |
11265 | *root_y -= height; | |
11266 | *root_y += XINT (dy); | |
11267 | } | |
11268 | ||
11269 | if (INTEGERP (left)) | |
11270 | *root_x = XINT (left); | |
d682d3df RS |
11271 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
11272 | /* It fits to the right of the pointer. */ | |
11273 | *root_x += XINT (dx); | |
11274 | else if (width + XINT (dx) <= *root_x) | |
11275 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
11276 | *root_x -= width + XINT (dx); |
11277 | else | |
d682d3df RS |
11278 | /* Put it left-justified on the screen--it ought to fit that way. */ |
11279 | *root_x = 0; | |
06d62053 GM |
11280 | } |
11281 | ||
11282 | ||
0634ce98 | 11283 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 11284 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
11285 | A tooltip window is a small X window displaying a string. |
11286 | ||
11287 | FRAME nil or omitted means use the selected frame. | |
11288 | ||
11289 | PARMS is an optional list of frame parameters which can be used to | |
11290 | change the tooltip's appearance. | |
11291 | ||
11292 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
11293 | means use the default timeout of 5 seconds. | |
11294 | ||
11295 | If the list of frame parameters PARAMS contains a `left' parameters, | |
11296 | the tooltip is displayed at that x-position. Otherwise it is | |
11297 | displayed at the mouse position, with offset DX added (default is 5 if | |
11298 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
11299 | parameter is specified, it determines the y-position of the tooltip | |
11300 | window, otherwise it is displayed at the mouse position, with offset | |
11301 | DY added (default is -10). | |
11302 | ||
11303 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
11304 | Text larger than the specified size is clipped. */) |
11305 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 11306 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
11307 | { |
11308 | struct frame *f; | |
11309 | struct window *w; | |
06d62053 | 11310 | int root_x, root_y; |
333b20bb GM |
11311 | struct buffer *old_buffer; |
11312 | struct text_pos pos; | |
11313 | int i, width, height; | |
393f2d14 | 11314 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 11315 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 11316 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
11317 | |
11318 | specbind (Qinhibit_redisplay, Qt); | |
11319 | ||
393f2d14 | 11320 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 11321 | |
b7826503 | 11322 | CHECK_STRING (string); |
333b20bb GM |
11323 | f = check_x_frame (frame); |
11324 | if (NILP (timeout)) | |
11325 | timeout = make_number (5); | |
11326 | else | |
b7826503 | 11327 | CHECK_NATNUM (timeout); |
0634ce98 GM |
11328 | |
11329 | if (NILP (dx)) | |
11330 | dx = make_number (5); | |
11331 | else | |
b7826503 | 11332 | CHECK_NUMBER (dx); |
0634ce98 GM |
11333 | |
11334 | if (NILP (dy)) | |
12c67a7f | 11335 | dy = make_number (-10); |
0634ce98 | 11336 | else |
b7826503 | 11337 | CHECK_NUMBER (dy); |
333b20bb | 11338 | |
06d62053 GM |
11339 | if (NILP (last_show_tip_args)) |
11340 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
11341 | ||
11342 | if (!NILP (tip_frame)) | |
11343 | { | |
11344 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
11345 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
11346 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
11347 | ||
11348 | if (EQ (frame, last_frame) | |
11349 | && !NILP (Fequal (last_string, string)) | |
11350 | && !NILP (Fequal (last_parms, parms))) | |
11351 | { | |
11352 | struct frame *f = XFRAME (tip_frame); | |
11353 | ||
11354 | /* Only DX and DY have changed. */ | |
11355 | if (!NILP (tip_timer)) | |
ae782866 GM |
11356 | { |
11357 | Lisp_Object timer = tip_timer; | |
11358 | tip_timer = Qnil; | |
11359 | call1 (Qcancel_timer, timer); | |
11360 | } | |
06d62053 GM |
11361 | |
11362 | BLOCK_INPUT; | |
ab452f99 GM |
11363 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
11364 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 11365 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11366 | root_x, root_y); |
06d62053 GM |
11367 | UNBLOCK_INPUT; |
11368 | goto start_timer; | |
11369 | } | |
11370 | } | |
11371 | ||
333b20bb GM |
11372 | /* Hide a previous tip, if any. */ |
11373 | Fx_hide_tip (); | |
11374 | ||
06d62053 GM |
11375 | ASET (last_show_tip_args, 0, string); |
11376 | ASET (last_show_tip_args, 1, frame); | |
11377 | ASET (last_show_tip_args, 2, parms); | |
11378 | ||
333b20bb GM |
11379 | /* Add default values to frame parameters. */ |
11380 | if (NILP (Fassq (Qname, parms))) | |
11381 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
11382 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11383 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
11384 | if (NILP (Fassq (Qborder_width, parms))) | |
11385 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
11386 | if (NILP (Fassq (Qborder_color, parms))) | |
11387 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
11388 | if (NILP (Fassq (Qbackground_color, parms))) | |
11389 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
11390 | parms); | |
11391 | ||
11392 | /* Create a frame for the tooltip, and record it in the global | |
11393 | variable tip_frame. */ | |
275841bf | 11394 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11395 | f = XFRAME (frame); |
333b20bb | 11396 | |
d63931a2 | 11397 | /* Set up the frame's root window. */ |
333b20bb GM |
11398 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11399 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11400 | |
11401 | if (CONSP (Vx_max_tooltip_size) | |
11402 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11403 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11404 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11405 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11406 | { | |
11407 | w->width = XCAR (Vx_max_tooltip_size); | |
11408 | w->height = XCDR (Vx_max_tooltip_size); | |
11409 | } | |
11410 | else | |
11411 | { | |
11412 | w->width = make_number (80); | |
11413 | w->height = make_number (40); | |
11414 | } | |
11415 | ||
11416 | f->window_width = XINT (w->width); | |
333b20bb GM |
11417 | adjust_glyphs (f); |
11418 | w->pseudo_window_p = 1; | |
11419 | ||
11420 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11421 | old_buffer = current_buffer; |
275841bf | 11422 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11423 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11424 | clear_glyph_matrix (w->desired_matrix); |
11425 | clear_glyph_matrix (w->current_matrix); | |
11426 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11427 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11428 | ||
11429 | /* Compute width and height of the tooltip. */ | |
11430 | width = height = 0; | |
11431 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11432 | { | |
11433 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11434 | struct glyph *last; | |
11435 | int row_width; | |
11436 | ||
11437 | /* Stop at the first empty row at the end. */ | |
11438 | if (!row->enabled_p || !row->displays_text_p) | |
11439 | break; | |
11440 | ||
d7bf0342 GM |
11441 | /* Let the row go over the full width of the frame. */ |
11442 | row->full_width_p = 1; | |
333b20bb | 11443 | |
e3130015 | 11444 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11445 | the cursor there. Don't include the width of this glyph. */ |
11446 | if (row->used[TEXT_AREA]) | |
11447 | { | |
11448 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11449 | row_width = row->pixel_width - last->pixel_width; | |
11450 | } | |
11451 | else | |
11452 | row_width = row->pixel_width; | |
11453 | ||
11454 | height += row->height; | |
11455 | width = max (width, row_width); | |
11456 | } | |
11457 | ||
11458 | /* Add the frame's internal border to the width and height the X | |
11459 | window should have. */ | |
11460 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11461 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11462 | ||
11463 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11464 | show it. */ | |
ab452f99 | 11465 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11466 | |
0634ce98 | 11467 | BLOCK_INPUT; |
333b20bb | 11468 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11469 | root_x, root_y, width, height); |
333b20bb GM |
11470 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11471 | UNBLOCK_INPUT; | |
06d62053 | 11472 | |
333b20bb GM |
11473 | /* Draw into the window. */ |
11474 | w->must_be_updated_p = 1; | |
11475 | update_single_window (w, 1); | |
11476 | ||
11477 | /* Restore original current buffer. */ | |
11478 | set_buffer_internal_1 (old_buffer); | |
11479 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11480 | ||
06d62053 | 11481 | start_timer: |
333b20bb GM |
11482 | /* Let the tip disappear after timeout seconds. */ |
11483 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11484 | intern ("x-hide-tip")); | |
a744a2ec DL |
11485 | |
11486 | UNGCPRO; | |
333b20bb GM |
11487 | return unbind_to (count, Qnil); |
11488 | } | |
11489 | ||
11490 | ||
11491 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
11492 | doc: /* Hide the current tooltip window, if there is any. |
11493 | Value is t if tooltip was open, nil otherwise. */) | |
11494 | () | |
333b20bb | 11495 | { |
44b5a125 | 11496 | int count; |
c0006262 GM |
11497 | Lisp_Object deleted, frame, timer; |
11498 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11499 | |
11500 | /* Return quickly if nothing to do. */ | |
c0006262 | 11501 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11502 | return Qnil; |
333b20bb | 11503 | |
c0006262 GM |
11504 | frame = tip_frame; |
11505 | timer = tip_timer; | |
11506 | GCPRO2 (frame, timer); | |
11507 | tip_frame = tip_timer = deleted = Qnil; | |
11508 | ||
44b5a125 | 11509 | count = BINDING_STACK_SIZE (); |
333b20bb | 11510 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11511 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11512 | |
c0006262 | 11513 | if (!NILP (timer)) |
ae782866 | 11514 | call1 (Qcancel_timer, timer); |
333b20bb | 11515 | |
c0006262 | 11516 | if (FRAMEP (frame)) |
333b20bb | 11517 | { |
44b5a125 GM |
11518 | Fdelete_frame (frame, Qnil); |
11519 | deleted = Qt; | |
f6c44811 GM |
11520 | |
11521 | #ifdef USE_LUCID | |
11522 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11523 | redisplay procedure is not called when a tip frame over menu | |
11524 | items is unmapped. Redisplay the menu manually... */ | |
11525 | { | |
11526 | struct frame *f = SELECTED_FRAME (); | |
11527 | Widget w = f->output_data.x->menubar_widget; | |
11528 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 11529 | |
f6c44811 | 11530 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 11531 | && w != NULL) |
f6c44811 GM |
11532 | { |
11533 | BLOCK_INPUT; | |
11534 | xlwmenu_redisplay (w); | |
11535 | UNBLOCK_INPUT; | |
11536 | } | |
11537 | } | |
11538 | #endif /* USE_LUCID */ | |
333b20bb GM |
11539 | } |
11540 | ||
c0006262 | 11541 | UNGCPRO; |
44b5a125 | 11542 | return unbind_to (count, deleted); |
333b20bb GM |
11543 | } |
11544 | ||
11545 | ||
11546 | \f | |
11547 | /*********************************************************************** | |
11548 | File selection dialog | |
11549 | ***********************************************************************/ | |
11550 | ||
11551 | #ifdef USE_MOTIF | |
11552 | ||
11553 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11554 | ||
11555 | static void | |
11556 | file_dialog_cb (widget, client_data, call_data) | |
11557 | Widget widget; | |
11558 | XtPointer call_data, client_data; | |
11559 | { | |
11560 | int *result = (int *) client_data; | |
11561 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11562 | *result = cb->reason; | |
11563 | } | |
11564 | ||
11565 | ||
a779d213 GM |
11566 | /* Callback for unmapping a file selection dialog. This is used to |
11567 | capture the case where a dialog is closed via a window manager's | |
11568 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11569 | in this case. */ | |
11570 | ||
11571 | static void | |
11572 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11573 | Widget widget; | |
11574 | XtPointer call_data, client_data; | |
11575 | { | |
11576 | int *result = (int *) client_data; | |
11577 | *result = XmCR_CANCEL; | |
11578 | } | |
11579 | ||
11580 | ||
333b20bb | 11581 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 11582 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
11583 | Use a file selection dialog. |
11584 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
11585 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
11586 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
11587 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
11588 | Lisp_Object prompt, dir, default_filename, mustmatch; |
11589 | { | |
11590 | int result; | |
0fe92f72 | 11591 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11592 | Lisp_Object file = Qnil; |
11593 | Widget dialog, text, list, help; | |
11594 | Arg al[10]; | |
11595 | int ac = 0; | |
11596 | extern XtAppContext Xt_app_con; | |
333b20bb | 11597 | XmString dir_xmstring, pattern_xmstring; |
333b20bb GM |
11598 | int count = specpdl_ptr - specpdl; |
11599 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11600 | ||
11601 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
11602 | CHECK_STRING (prompt); |
11603 | CHECK_STRING (dir); | |
333b20bb GM |
11604 | |
11605 | /* Prevent redisplay. */ | |
11606 | specbind (Qinhibit_redisplay, Qt); | |
11607 | ||
11608 | BLOCK_INPUT; | |
11609 | ||
11610 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11611 | directory and using "*" as pattern. */ | |
11612 | dir = Fexpand_file_name (dir, Qnil); | |
11613 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11614 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11615 | ||
11616 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11617 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11618 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11619 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11620 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11621 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11622 | "fsb", al, ac); | |
11623 | XmStringFree (dir_xmstring); | |
11624 | XmStringFree (pattern_xmstring); | |
11625 | ||
11626 | /* Add callbacks for OK and Cancel. */ | |
11627 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11628 | (XtPointer) &result); | |
11629 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11630 | (XtPointer) &result); | |
a779d213 GM |
11631 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11632 | (XtPointer) &result); | |
333b20bb GM |
11633 | |
11634 | /* Disable the help button since we can't display help. */ | |
11635 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11636 | XtSetSensitive (help, False); | |
11637 | ||
11638 | /* Mark OK button as default. */ | |
11639 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11640 | XmNshowAsDefault, True, NULL); | |
11641 | ||
11642 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11643 | dialog, so that the user must select a file from the files list | |
11644 | box. We can't remove it because we wouldn't have a way to get at | |
11645 | the result file name, then. */ | |
11646 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11647 | if (!NILP (mustmatch)) | |
11648 | { | |
11649 | Widget label; | |
11650 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11651 | XtSetSensitive (text, False); | |
11652 | XtSetSensitive (label, False); | |
11653 | } | |
11654 | ||
11655 | /* Manage the dialog, so that list boxes get filled. */ | |
11656 | XtManageChild (dialog); | |
11657 | ||
11658 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11659 | must include the path for this to work. */ | |
11660 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11661 | if (STRINGP (default_filename)) | |
11662 | { | |
11663 | XmString default_xmstring; | |
11664 | int item_pos; | |
11665 | ||
11666 | default_xmstring | |
11667 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11668 | ||
11669 | if (!XmListItemExists (list, default_xmstring)) | |
11670 | { | |
11671 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11672 | XmListAddItem (list, default_xmstring, 0); | |
11673 | item_pos = 0; | |
11674 | } | |
11675 | else | |
11676 | item_pos = XmListItemPos (list, default_xmstring); | |
11677 | XmStringFree (default_xmstring); | |
11678 | ||
11679 | /* Select the item and scroll it into view. */ | |
11680 | XmListSelectPos (list, item_pos, True); | |
11681 | XmListSetPos (list, item_pos); | |
11682 | } | |
11683 | ||
563b384d GM |
11684 | /* Process events until the user presses Cancel or OK. Block |
11685 | and unblock input here so that we get a chance of processing | |
11686 | expose events. */ | |
11687 | UNBLOCK_INPUT; | |
03100098 | 11688 | result = 0; |
a779d213 | 11689 | while (result == 0) |
563b384d GM |
11690 | { |
11691 | BLOCK_INPUT; | |
11692 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11693 | UNBLOCK_INPUT; | |
11694 | } | |
11695 | BLOCK_INPUT; | |
03100098 | 11696 | |
333b20bb GM |
11697 | /* Get the result. */ |
11698 | if (result == XmCR_OK) | |
11699 | { | |
11700 | XmString text; | |
11701 | String data; | |
11702 | ||
d1670063 | 11703 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11704 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11705 | XmStringFree (text); | |
11706 | file = build_string (data); | |
11707 | XtFree (data); | |
11708 | } | |
11709 | else | |
11710 | file = Qnil; | |
11711 | ||
11712 | /* Clean up. */ | |
11713 | XtUnmanageChild (dialog); | |
11714 | XtDestroyWidget (dialog); | |
11715 | UNBLOCK_INPUT; | |
11716 | UNGCPRO; | |
11717 | ||
11718 | /* Make "Cancel" equivalent to C-g. */ | |
11719 | if (NILP (file)) | |
11720 | Fsignal (Qquit, Qnil); | |
11721 | ||
11722 | return unbind_to (count, file); | |
11723 | } | |
11724 | ||
11725 | #endif /* USE_MOTIF */ | |
11726 | ||
333b20bb GM |
11727 | |
11728 | \f | |
82bab41c GM |
11729 | /*********************************************************************** |
11730 | Keyboard | |
11731 | ***********************************************************************/ | |
11732 | ||
11733 | #ifdef HAVE_XKBGETKEYBOARD | |
11734 | #include <X11/XKBlib.h> | |
11735 | #include <X11/keysym.h> | |
11736 | #endif | |
11737 | ||
11738 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11739 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 11740 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
11741 | FRAME nil means use the selected frame. |
11742 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
11743 | usual X keysyms. */) |
11744 | (frame) | |
82bab41c GM |
11745 | Lisp_Object frame; |
11746 | { | |
11747 | #ifdef HAVE_XKBGETKEYBOARD | |
11748 | XkbDescPtr kb; | |
11749 | struct frame *f = check_x_frame (frame); | |
11750 | Display *dpy = FRAME_X_DISPLAY (f); | |
11751 | Lisp_Object have_keys; | |
46f6a258 | 11752 | int major, minor, op, event, error; |
82bab41c GM |
11753 | |
11754 | BLOCK_INPUT; | |
46f6a258 GM |
11755 | |
11756 | /* Check library version in case we're dynamically linked. */ | |
11757 | major = XkbMajorVersion; | |
11758 | minor = XkbMinorVersion; | |
11759 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11760 | { |
11761 | UNBLOCK_INPUT; | |
11762 | return Qnil; | |
11763 | } | |
46f6a258 GM |
11764 | |
11765 | /* Check that the server supports XKB. */ | |
11766 | major = XkbMajorVersion; | |
11767 | minor = XkbMinorVersion; | |
11768 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11769 | { |
11770 | UNBLOCK_INPUT; | |
11771 | return Qnil; | |
11772 | } | |
46f6a258 GM |
11773 | |
11774 | have_keys = Qnil; | |
c1efd260 | 11775 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11776 | if (kb) |
11777 | { | |
11778 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11779 | |
11780 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11781 | { |
c1efd260 GM |
11782 | for (i = kb->min_key_code; |
11783 | (i < kb->max_key_code | |
11784 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11785 | ++i) | |
11786 | { | |
d63931a2 GM |
11787 | /* The XKB symbolic key names can be seen most easily in |
11788 | the PS file generated by `xkbprint -label name | |
11789 | $DISPLAY'. */ | |
c1efd260 GM |
11790 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11791 | delete_keycode = i; | |
11792 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11793 | backspace_keycode = i; | |
11794 | } | |
11795 | ||
11796 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11797 | } |
11798 | ||
c1efd260 | 11799 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11800 | |
11801 | if (delete_keycode | |
11802 | && backspace_keycode | |
11803 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11804 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11805 | have_keys = Qt; | |
11806 | } | |
11807 | UNBLOCK_INPUT; | |
11808 | return have_keys; | |
11809 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11810 | return Qnil; | |
11811 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11812 | } | |
11813 | ||
11814 | ||
11815 | \f | |
333b20bb GM |
11816 | /*********************************************************************** |
11817 | Initialization | |
11818 | ***********************************************************************/ | |
11819 | ||
11820 | void | |
11821 | syms_of_xfns () | |
11822 | { | |
11823 | /* This is zero if not using X windows. */ | |
11824 | x_in_use = 0; | |
11825 | ||
11826 | /* The section below is built by the lisp expression at the top of the file, | |
11827 | just above where these variables are declared. */ | |
11828 | /*&&& init symbols here &&&*/ | |
11829 | Qauto_raise = intern ("auto-raise"); | |
11830 | staticpro (&Qauto_raise); | |
11831 | Qauto_lower = intern ("auto-lower"); | |
11832 | staticpro (&Qauto_lower); | |
11833 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11834 | staticpro (&Qbar); |
f9942c9e JB |
11835 | Qborder_color = intern ("border-color"); |
11836 | staticpro (&Qborder_color); | |
11837 | Qborder_width = intern ("border-width"); | |
11838 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11839 | Qbox = intern ("box"); |
11840 | staticpro (&Qbox); | |
f9942c9e JB |
11841 | Qcursor_color = intern ("cursor-color"); |
11842 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11843 | Qcursor_type = intern ("cursor-type"); |
11844 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11845 | Qgeometry = intern ("geometry"); |
11846 | staticpro (&Qgeometry); | |
f9942c9e JB |
11847 | Qicon_left = intern ("icon-left"); |
11848 | staticpro (&Qicon_left); | |
11849 | Qicon_top = intern ("icon-top"); | |
11850 | staticpro (&Qicon_top); | |
11851 | Qicon_type = intern ("icon-type"); | |
11852 | staticpro (&Qicon_type); | |
80534dd6 KH |
11853 | Qicon_name = intern ("icon-name"); |
11854 | staticpro (&Qicon_name); | |
f9942c9e JB |
11855 | Qinternal_border_width = intern ("internal-border-width"); |
11856 | staticpro (&Qinternal_border_width); | |
11857 | Qleft = intern ("left"); | |
11858 | staticpro (&Qleft); | |
1ab3d87e RS |
11859 | Qright = intern ("right"); |
11860 | staticpro (&Qright); | |
f9942c9e JB |
11861 | Qmouse_color = intern ("mouse-color"); |
11862 | staticpro (&Qmouse_color); | |
baaed68e JB |
11863 | Qnone = intern ("none"); |
11864 | staticpro (&Qnone); | |
f9942c9e JB |
11865 | Qparent_id = intern ("parent-id"); |
11866 | staticpro (&Qparent_id); | |
4701395c KH |
11867 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11868 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11869 | Qsuppress_icon = intern ("suppress-icon"); |
11870 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11871 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11872 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11873 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11874 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11875 | Qvisibility = intern ("visibility"); |
11876 | staticpro (&Qvisibility); | |
f9942c9e JB |
11877 | Qwindow_id = intern ("window-id"); |
11878 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11879 | Qouter_window_id = intern ("outer-window-id"); |
11880 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11881 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11882 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11883 | Qx_resource_name = intern ("x-resource-name"); |
11884 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11885 | Quser_position = intern ("user-position"); |
11886 | staticpro (&Quser_position); | |
11887 | Quser_size = intern ("user-size"); | |
11888 | staticpro (&Quser_size); | |
333b20bb GM |
11889 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11890 | staticpro (&Qscroll_bar_foreground); | |
11891 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11892 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11893 | Qscreen_gamma = intern ("screen-gamma"); |
11894 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11895 | Qline_spacing = intern ("line-spacing"); |
11896 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11897 | Qcenter = intern ("center"); |
11898 | staticpro (&Qcenter); | |
96db09e4 KH |
11899 | Qcompound_text = intern ("compound-text"); |
11900 | staticpro (&Qcompound_text); | |
ae782866 GM |
11901 | Qcancel_timer = intern ("cancel-timer"); |
11902 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11903 | Qwait_for_wm = intern ("wait-for-wm"); |
11904 | staticpro (&Qwait_for_wm); | |
49d41073 EZ |
11905 | Qfullscreen = intern ("fullscreen"); |
11906 | staticpro (&Qfullscreen); | |
11907 | Qfullwidth = intern ("fullwidth"); | |
11908 | staticpro (&Qfullwidth); | |
11909 | Qfullheight = intern ("fullheight"); | |
11910 | staticpro (&Qfullheight); | |
11911 | Qfullboth = intern ("fullboth"); | |
11912 | staticpro (&Qfullboth); | |
f9942c9e JB |
11913 | /* This is the end of symbol initialization. */ |
11914 | ||
58cad5ed KH |
11915 | /* Text property `display' should be nonsticky by default. */ |
11916 | Vtext_property_default_nonsticky | |
11917 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11918 | ||
11919 | ||
333b20bb GM |
11920 | Qlaplace = intern ("laplace"); |
11921 | staticpro (&Qlaplace); | |
4a8e312c GM |
11922 | Qemboss = intern ("emboss"); |
11923 | staticpro (&Qemboss); | |
11924 | Qedge_detection = intern ("edge-detection"); | |
11925 | staticpro (&Qedge_detection); | |
11926 | Qheuristic = intern ("heuristic"); | |
11927 | staticpro (&Qheuristic); | |
11928 | QCmatrix = intern (":matrix"); | |
11929 | staticpro (&QCmatrix); | |
11930 | QCcolor_adjustment = intern (":color-adjustment"); | |
11931 | staticpro (&QCcolor_adjustment); | |
11932 | QCmask = intern (":mask"); | |
11933 | staticpro (&QCmask); | |
11934 | ||
a367641f RS |
11935 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11936 | staticpro (&Qface_set_after_frame_default); | |
11937 | ||
01f1ba30 JB |
11938 | Fput (Qundefined_color, Qerror_conditions, |
11939 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11940 | Fput (Qundefined_color, Qerror_message, | |
11941 | build_string ("Undefined color")); | |
11942 | ||
f9942c9e JB |
11943 | init_x_parm_symbols (); |
11944 | ||
7ee72033 MB |
11945 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11946 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
11947 | Disabled images are those having an `:conversion disabled' property. |
11948 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
11949 | cross_disabled_images = 0; |
11950 | ||
7ee72033 MB |
11951 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11952 | doc: /* List of directories to search for bitmap files for X. */); | |
e241c09b | 11953 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11954 | |
7ee72033 MB |
11955 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
11956 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
11957 | Changing the value does not affect existing frames |
11958 | unless you set the mouse color. */); | |
01f1ba30 JB |
11959 | Vx_pointer_shape = Qnil; |
11960 | ||
7ee72033 MB |
11961 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
11962 | doc: /* The name Emacs uses to look up X resources. | |
c061c855 GM |
11963 | `x-get-resource' uses this as the first component of the instance name |
11964 | when requesting resource values. | |
11965 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
11966 | was invoked, or to the value specified with the `-name' or `-rn' | |
11967 | switches, if present. | |
11968 | ||
11969 | It may be useful to bind this variable locally around a call | |
11970 | to `x-get-resource'. See also the variable `x-resource-class'. */); | |
d387c960 | 11971 | Vx_resource_name = Qnil; |
ac63d3d6 | 11972 | |
7ee72033 MB |
11973 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11974 | doc: /* The class Emacs uses to look up X resources. | |
c061c855 GM |
11975 | `x-get-resource' uses this as the first component of the instance class |
11976 | when requesting resource values. | |
11977 | ||
11978 | Emacs initially sets `x-resource-class' to "Emacs". | |
11979 | ||
11980 | Setting this variable permanently is not a reasonable thing to do, | |
11981 | but binding this variable locally around a call to `x-get-resource' | |
11982 | is a reasonable practice. See also the variable `x-resource-name'. */); | |
498e9ac3 RS |
11983 | Vx_resource_class = build_string (EMACS_CLASS); |
11984 | ||
ca0ecbf5 | 11985 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
11986 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
11987 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
11988 | This variable takes effect when you create a new frame |
11989 | or when you set the mouse color. */); | |
af01ef26 | 11990 | #endif |
01f1ba30 JB |
11991 | Vx_nontext_pointer_shape = Qnil; |
11992 | ||
7ee72033 MB |
11993 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
11994 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
11995 | This variable takes effect when you create a new frame |
11996 | or when you set the mouse color. */); | |
0af913d7 | 11997 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 11998 | |
7ee72033 MB |
11999 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
12000 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 12001 | display_hourglass_p = 1; |
333b20bb | 12002 | |
7ee72033 MB |
12003 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
12004 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 12005 | Value must be an integer or float. */); |
0af913d7 | 12006 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 12007 | |
ca0ecbf5 | 12008 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
12009 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
12010 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
12011 | This variable takes effect when you create a new frame |
12012 | or when you set the mouse color. */); | |
af01ef26 | 12013 | #endif |
01f1ba30 JB |
12014 | Vx_mode_pointer_shape = Qnil; |
12015 | ||
d3b06468 | 12016 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
12017 | &Vx_sensitive_text_pointer_shape, |
12018 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
12019 | This variable takes effect when you create a new frame |
12020 | or when you set the mouse color. */); | |
ca0ecbf5 | 12021 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 12022 | |
8fb4ec9c | 12023 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
12024 | &Vx_window_horizontal_drag_shape, |
12025 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
12026 | This variable takes effect when you create a new frame |
12027 | or when you set the mouse color. */); | |
8fb4ec9c GM |
12028 | Vx_window_horizontal_drag_shape = Qnil; |
12029 | ||
7ee72033 MB |
12030 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
12031 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
12032 | Vx_cursor_fore_pixel = Qnil; |
12033 | ||
7ee72033 MB |
12034 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
12035 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 12036 | Text larger than this is clipped. */); |
d63931a2 GM |
12037 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
12038 | ||
7ee72033 MB |
12039 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
12040 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
12041 | Emacs doesn't try to figure this out; this is always nil |
12042 | unless you set it to something else. */); | |
2d38195d RS |
12043 | /* We don't have any way to find this out, so set it to nil |
12044 | and maybe the user would like to set it to t. */ | |
12045 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 12046 | |
942ea06d | 12047 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
12048 | &Vx_pixel_size_width_font_regexp, |
12049 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
12050 | |
12051 | Since Emacs gets width of a font matching with this regexp from | |
12052 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
12053 | such a font. This is especially effective for such large fonts as | |
12054 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
12055 | Vx_pixel_size_width_font_regexp = Qnil; |
12056 | ||
7ee72033 MB |
12057 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
12058 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
12059 | When an image has not been displayed this many seconds, remove it |
12060 | from the image cache. Value must be an integer or nil with nil | |
12061 | meaning don't clear the cache. */); | |
fcf431dc | 12062 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 12063 | |
1d3dac41 | 12064 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 12065 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 12066 | #ifdef USE_MOTIF |
6f3f6a8d | 12067 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 12068 | |
7ee72033 MB |
12069 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
12070 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
12071 | Vmotif_version_string = build_string (XmVERSION_STRING); |
12072 | #endif /* USE_MOTIF */ | |
12073 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 12074 | |
01f1ba30 | 12075 | defsubr (&Sx_get_resource); |
333b20bb GM |
12076 | |
12077 | /* X window properties. */ | |
12078 | defsubr (&Sx_change_window_property); | |
12079 | defsubr (&Sx_delete_window_property); | |
12080 | defsubr (&Sx_window_property); | |
12081 | ||
2d764c78 | 12082 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 12083 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
12084 | defsubr (&Sxw_color_defined_p); |
12085 | defsubr (&Sxw_color_values); | |
9d317b2c | 12086 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
12087 | defsubr (&Sx_server_vendor); |
12088 | defsubr (&Sx_server_version); | |
12089 | defsubr (&Sx_display_pixel_width); | |
12090 | defsubr (&Sx_display_pixel_height); | |
12091 | defsubr (&Sx_display_mm_width); | |
12092 | defsubr (&Sx_display_mm_height); | |
12093 | defsubr (&Sx_display_screens); | |
12094 | defsubr (&Sx_display_planes); | |
12095 | defsubr (&Sx_display_color_cells); | |
12096 | defsubr (&Sx_display_visual_class); | |
12097 | defsubr (&Sx_display_backing_store); | |
12098 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 12099 | defsubr (&Sx_parse_geometry); |
f676886a | 12100 | defsubr (&Sx_create_frame); |
01f1ba30 | 12101 | defsubr (&Sx_open_connection); |
08a90d6a RS |
12102 | defsubr (&Sx_close_connection); |
12103 | defsubr (&Sx_display_list); | |
01f1ba30 | 12104 | defsubr (&Sx_synchronize); |
3decc1e7 | 12105 | defsubr (&Sx_focus_frame); |
82bab41c GM |
12106 | defsubr (&Sx_backspace_delete_keys_p); |
12107 | ||
942ea06d KH |
12108 | /* Setting callback functions for fontset handler. */ |
12109 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
12110 | |
12111 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
12112 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 12113 | list_fonts_func = x_list_fonts; |
333b20bb GM |
12114 | #endif |
12115 | ||
942ea06d | 12116 | load_font_func = x_load_font; |
bc1958c4 | 12117 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
12118 | query_font_func = x_query_font; |
12119 | set_frame_fontset_func = x_set_font; | |
12120 | check_window_system_func = check_x; | |
333b20bb GM |
12121 | |
12122 | /* Images. */ | |
12123 | Qxbm = intern ("xbm"); | |
12124 | staticpro (&Qxbm); | |
12125 | QCtype = intern (":type"); | |
12126 | staticpro (&QCtype); | |
d2dc8167 GM |
12127 | QCconversion = intern (":conversion"); |
12128 | staticpro (&QCconversion); | |
333b20bb GM |
12129 | QCheuristic_mask = intern (":heuristic-mask"); |
12130 | staticpro (&QCheuristic_mask); | |
12131 | QCcolor_symbols = intern (":color-symbols"); | |
12132 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
12133 | QCascent = intern (":ascent"); |
12134 | staticpro (&QCascent); | |
12135 | QCmargin = intern (":margin"); | |
12136 | staticpro (&QCmargin); | |
12137 | QCrelief = intern (":relief"); | |
12138 | staticpro (&QCrelief); | |
fcf431dc GM |
12139 | Qpostscript = intern ("postscript"); |
12140 | staticpro (&Qpostscript); | |
333b20bb GM |
12141 | QCloader = intern (":loader"); |
12142 | staticpro (&QCloader); | |
12143 | QCbounding_box = intern (":bounding-box"); | |
12144 | staticpro (&QCbounding_box); | |
12145 | QCpt_width = intern (":pt-width"); | |
12146 | staticpro (&QCpt_width); | |
12147 | QCpt_height = intern (":pt-height"); | |
12148 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
12149 | QCindex = intern (":index"); |
12150 | staticpro (&QCindex); | |
333b20bb GM |
12151 | Qpbm = intern ("pbm"); |
12152 | staticpro (&Qpbm); | |
12153 | ||
12154 | #if HAVE_XPM | |
12155 | Qxpm = intern ("xpm"); | |
12156 | staticpro (&Qxpm); | |
12157 | #endif | |
12158 | ||
12159 | #if HAVE_JPEG | |
12160 | Qjpeg = intern ("jpeg"); | |
12161 | staticpro (&Qjpeg); | |
12162 | #endif | |
12163 | ||
12164 | #if HAVE_TIFF | |
12165 | Qtiff = intern ("tiff"); | |
12166 | staticpro (&Qtiff); | |
12167 | #endif | |
12168 | ||
12169 | #if HAVE_GIF | |
12170 | Qgif = intern ("gif"); | |
12171 | staticpro (&Qgif); | |
12172 | #endif | |
12173 | ||
12174 | #if HAVE_PNG | |
12175 | Qpng = intern ("png"); | |
12176 | staticpro (&Qpng); | |
12177 | #endif | |
12178 | ||
12179 | defsubr (&Sclear_image_cache); | |
42677916 | 12180 | defsubr (&Simage_size); |
b243755a | 12181 | defsubr (&Simage_mask_p); |
333b20bb | 12182 | |
0af913d7 GM |
12183 | hourglass_atimer = NULL; |
12184 | hourglass_shown_p = 0; | |
333b20bb GM |
12185 | |
12186 | defsubr (&Sx_show_tip); | |
12187 | defsubr (&Sx_hide_tip); | |
333b20bb | 12188 | tip_timer = Qnil; |
44b5a125 GM |
12189 | staticpro (&tip_timer); |
12190 | tip_frame = Qnil; | |
12191 | staticpro (&tip_frame); | |
333b20bb | 12192 | |
06d62053 GM |
12193 | last_show_tip_args = Qnil; |
12194 | staticpro (&last_show_tip_args); | |
12195 | ||
333b20bb GM |
12196 | #ifdef USE_MOTIF |
12197 | defsubr (&Sx_file_dialog); | |
12198 | #endif | |
12199 | } | |
12200 | ||
12201 | ||
12202 | void | |
12203 | init_xfns () | |
12204 | { | |
12205 | image_types = NULL; | |
12206 | Vimage_types = Qnil; | |
12207 | ||
12208 | define_image_type (&xbm_type); | |
12209 | define_image_type (&gs_type); | |
12210 | define_image_type (&pbm_type); | |
12211 | ||
12212 | #if HAVE_XPM | |
12213 | define_image_type (&xpm_type); | |
12214 | #endif | |
12215 | ||
12216 | #if HAVE_JPEG | |
12217 | define_image_type (&jpeg_type); | |
12218 | #endif | |
12219 | ||
12220 | #if HAVE_TIFF | |
12221 | define_image_type (&tiff_type); | |
12222 | #endif | |
12223 | ||
12224 | #if HAVE_GIF | |
12225 | define_image_type (&gif_type); | |
12226 | #endif | |
12227 | ||
12228 | #if HAVE_PNG | |
12229 | define_image_type (&png_type); | |
12230 | #endif | |
01f1ba30 JB |
12231 | } |
12232 | ||
12233 | #endif /* HAVE_X_WINDOWS */ |