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 | |
40e6f148 | 27 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 28 | |
40e6f148 RS |
29 | #define XLIB_ILLEGAL_ACCESS |
30 | ||
01f1ba30 JB |
31 | #include "lisp.h" |
32 | #include "xterm.h" | |
f676886a | 33 | #include "frame.h" |
01f1ba30 JB |
34 | #include "window.h" |
35 | #include "buffer.h" | |
58cad5ed | 36 | #include "intervals.h" |
01f1ba30 | 37 | #include "dispextern.h" |
1f98fa48 | 38 | #include "keyboard.h" |
9ac0d9e0 | 39 | #include "blockinput.h" |
57bda87a | 40 | #include <epaths.h> |
942ea06d | 41 | #include "charset.h" |
96db09e4 | 42 | #include "coding.h" |
942ea06d | 43 | #include "fontset.h" |
333b20bb GM |
44 | #include "systime.h" |
45 | #include "termhooks.h" | |
4ae9a85e | 46 | #include "atimer.h" |
01f1ba30 JB |
47 | |
48 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 49 | |
67ba84d1 | 50 | #include <ctype.h> |
63cec32f GM |
51 | #include <sys/types.h> |
52 | #include <sys/stat.h> | |
01f1ba30 | 53 | |
0a93081c | 54 | #ifndef VMS |
0505a740 | 55 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
56 | #include "bitmaps/gray.xbm" |
57 | #else | |
dbc4e1c1 | 58 | #include <X11/bitmaps/gray> |
ef493a27 | 59 | #endif |
0a93081c JB |
60 | #else |
61 | #include "[.bitmaps]gray.xbm" | |
62 | #endif | |
dbc4e1c1 | 63 | |
9ef48a9d RS |
64 | #ifdef USE_X_TOOLKIT |
65 | #include <X11/Shell.h> | |
66 | ||
398ffa92 | 67 | #ifndef USE_MOTIF |
9ef48a9d RS |
68 | #include <X11/Xaw/Paned.h> |
69 | #include <X11/Xaw/Label.h> | |
398ffa92 | 70 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
71 | |
72 | #ifdef USG | |
73 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
74 | #include <X11/Xos.h> | |
75 | #define USG | |
76 | #else | |
77 | #include <X11/Xos.h> | |
78 | #endif | |
79 | ||
80 | #include "widget.h" | |
81 | ||
82 | #include "../lwlib/lwlib.h" | |
83 | ||
333b20bb GM |
84 | #ifdef USE_MOTIF |
85 | #include <Xm/Xm.h> | |
86 | #include <Xm/DialogS.h> | |
87 | #include <Xm/FileSB.h> | |
88 | #endif | |
89 | ||
3b882b1d RS |
90 | /* Do the EDITRES protocol if running X11R5 |
91 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 92 | |
3b882b1d | 93 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 94 | #define HACK_EDITRES |
b9dc4443 | 95 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
96 | #endif /* R5 + Athena */ |
97 | ||
333b20bb GM |
98 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
99 | ||
6c32dd68 PR |
100 | extern LWLIB_ID widget_id_tick; |
101 | ||
e3881aa0 | 102 | #ifdef USE_LUCID |
82c90203 | 103 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 104 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 105 | #endif |
9ef48a9d | 106 | |
6bc20398 | 107 | extern void free_frame_menubar (); |
d62c8769 | 108 | extern double atof (); |
333b20bb | 109 | |
fc2cdd9a GM |
110 | #ifdef USE_MOTIF |
111 | ||
112 | /* LessTif/Motif version info. */ | |
113 | ||
114 | static Lisp_Object Vmotif_version_string; | |
115 | ||
116 | #endif /* USE_MOTIF */ | |
117 | ||
9ef48a9d RS |
118 | #endif /* USE_X_TOOLKIT */ |
119 | ||
9d317b2c RS |
120 | #ifdef HAVE_X11R4 |
121 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
122 | #else | |
123 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
124 | #endif | |
125 | ||
333b20bb GM |
126 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
127 | it, and including `bitmaps/gray' more than once is a problem when | |
128 | config.h defines `static' as an empty replacement string. */ | |
129 | ||
130 | int gray_bitmap_width = gray_width; | |
131 | int gray_bitmap_height = gray_height; | |
62906360 | 132 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 133 | |
498e9ac3 | 134 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 135 | |
d387c960 | 136 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 137 | |
498e9ac3 RS |
138 | /* The application class we're using in resource queries. |
139 | Normally "Emacs". */ | |
333b20bb | 140 | |
498e9ac3 RS |
141 | Lisp_Object Vx_resource_class; |
142 | ||
0af913d7 | 143 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 144 | |
0af913d7 | 145 | int display_hourglass_p; |
333b20bb | 146 | |
01f1ba30 | 147 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 148 | over text or in the modeline. */ |
333b20bb | 149 | |
01f1ba30 | 150 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 151 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 152 | |
ca0ecbf5 | 153 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 154 | |
ca0ecbf5 | 155 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 156 | |
8fb4ec9c GM |
157 | /* If non-nil, the pointer shape to indicate that windows can be |
158 | dragged horizontally. */ | |
159 | ||
160 | Lisp_Object Vx_window_horizontal_drag_shape; | |
161 | ||
b9dc4443 | 162 | /* Color of chars displayed in cursor box. */ |
333b20bb | 163 | |
01f1ba30 JB |
164 | Lisp_Object Vx_cursor_fore_pixel; |
165 | ||
b9dc4443 | 166 | /* Nonzero if using X. */ |
333b20bb | 167 | |
b9dc4443 | 168 | static int x_in_use; |
01f1ba30 | 169 | |
b9dc4443 | 170 | /* Non nil if no window manager is in use. */ |
333b20bb | 171 | |
01f1ba30 JB |
172 | Lisp_Object Vx_no_window_manager; |
173 | ||
f1c7b5a6 | 174 | /* Search path for bitmap files. */ |
333b20bb | 175 | |
f1c7b5a6 RS |
176 | Lisp_Object Vx_bitmap_file_path; |
177 | ||
942ea06d | 178 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 179 | |
942ea06d KH |
180 | Lisp_Object Vx_pixel_size_width_font_regexp; |
181 | ||
f9942c9e JB |
182 | Lisp_Object Qauto_raise; |
183 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 184 | Lisp_Object Qbar; |
f9942c9e JB |
185 | Lisp_Object Qborder_color; |
186 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 187 | Lisp_Object Qbox; |
f9942c9e | 188 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 189 | Lisp_Object Qcursor_type; |
f9942c9e | 190 | Lisp_Object Qgeometry; |
f9942c9e JB |
191 | Lisp_Object Qicon_left; |
192 | Lisp_Object Qicon_top; | |
193 | Lisp_Object Qicon_type; | |
80534dd6 | 194 | Lisp_Object Qicon_name; |
f9942c9e JB |
195 | Lisp_Object Qinternal_border_width; |
196 | Lisp_Object Qleft; | |
1ab3d87e | 197 | Lisp_Object Qright; |
f9942c9e | 198 | Lisp_Object Qmouse_color; |
baaed68e | 199 | Lisp_Object Qnone; |
2cbebefb | 200 | Lisp_Object Qouter_window_id; |
f9942c9e | 201 | Lisp_Object Qparent_id; |
4701395c | 202 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 203 | Lisp_Object Qsuppress_icon; |
333b20bb | 204 | extern Lisp_Object Qtop; |
01f1ba30 | 205 | Lisp_Object Qundefined_color; |
a3c87d4e | 206 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 207 | Lisp_Object Qvisibility; |
f9942c9e | 208 | Lisp_Object Qwindow_id; |
f676886a | 209 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 210 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
211 | Lisp_Object Quser_position; |
212 | Lisp_Object Quser_size; | |
0cafb359 | 213 | extern Lisp_Object Qdisplay; |
333b20bb | 214 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 215 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
ae782866 | 216 | Lisp_Object Qcompound_text, Qcancel_timer; |
ea0a1f53 | 217 | Lisp_Object Qwait_for_wm; |
01f1ba30 | 218 | |
b9dc4443 | 219 | /* The below are defined in frame.c. */ |
333b20bb | 220 | |
baaed68e | 221 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 222 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 223 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 224 | |
01f1ba30 JB |
225 | extern Lisp_Object Vwindow_system_version; |
226 | ||
a367641f | 227 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 228 | |
f1d2ce7f | 229 | #if GLYPH_DEBUG |
eaf1eea9 GM |
230 | int image_cache_refcount, dpyinfo_refcount; |
231 | #endif | |
232 | ||
233 | ||
01f1ba30 | 234 | \f |
11ae94fe | 235 | /* Error if we are not connected to X. */ |
333b20bb | 236 | |
7fc9de26 | 237 | void |
11ae94fe RS |
238 | check_x () |
239 | { | |
b9dc4443 | 240 | if (! x_in_use) |
11ae94fe RS |
241 | error ("X windows are not in use or not initialized"); |
242 | } | |
243 | ||
1c59f5df RS |
244 | /* Nonzero if we can use mouse menus. |
245 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
246 | |
247 | int | |
1c59f5df | 248 | have_menus_p () |
75cc8ee5 | 249 | { |
b9dc4443 RS |
250 | return x_in_use; |
251 | } | |
252 | ||
253 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
254 | and checking validity for X. */ | |
255 | ||
256 | FRAME_PTR | |
257 | check_x_frame (frame) | |
258 | Lisp_Object frame; | |
259 | { | |
260 | FRAME_PTR f; | |
261 | ||
262 | if (NILP (frame)) | |
0fe92f72 GM |
263 | frame = selected_frame; |
264 | CHECK_LIVE_FRAME (frame, 0); | |
265 | f = XFRAME (frame); | |
b9dc4443 | 266 | if (! FRAME_X_P (f)) |
1c59f5df | 267 | error ("Non-X frame used"); |
b9dc4443 | 268 | return f; |
75cc8ee5 RS |
269 | } |
270 | ||
b9dc4443 RS |
271 | /* Let the user specify an X display with a frame. |
272 | nil stands for the selected frame--or, if that is not an X frame, | |
273 | the first X display on the list. */ | |
274 | ||
275 | static struct x_display_info * | |
276 | check_x_display_info (frame) | |
277 | Lisp_Object frame; | |
278 | { | |
8ec8a5ec GM |
279 | struct x_display_info *dpyinfo = NULL; |
280 | ||
b9dc4443 RS |
281 | if (NILP (frame)) |
282 | { | |
0fe92f72 GM |
283 | struct frame *sf = XFRAME (selected_frame); |
284 | ||
285 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 286 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 287 | else if (x_display_list != 0) |
8ec8a5ec | 288 | dpyinfo = x_display_list; |
b9dc4443 RS |
289 | else |
290 | error ("X windows are not in use or not initialized"); | |
291 | } | |
292 | else if (STRINGP (frame)) | |
8ec8a5ec | 293 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
294 | else |
295 | { | |
296 | FRAME_PTR f; | |
297 | ||
298 | CHECK_LIVE_FRAME (frame, 0); | |
299 | f = XFRAME (frame); | |
300 | if (! FRAME_X_P (f)) | |
1c59f5df | 301 | error ("Non-X frame used"); |
8ec8a5ec | 302 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 303 | } |
8ec8a5ec GM |
304 | |
305 | return dpyinfo; | |
b9dc4443 | 306 | } |
333b20bb | 307 | |
b9dc4443 | 308 | \f |
f676886a JB |
309 | /* Return the Emacs frame-object corresponding to an X window. |
310 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 311 | |
34ca5317 | 312 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 313 | |
f676886a | 314 | struct frame * |
2d271e2e KH |
315 | x_window_to_frame (dpyinfo, wdesc) |
316 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
317 | int wdesc; |
318 | { | |
f676886a JB |
319 | Lisp_Object tail, frame; |
320 | struct frame *f; | |
01f1ba30 | 321 | |
8e713be6 | 322 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 323 | { |
8e713be6 | 324 | frame = XCAR (tail); |
34ca5317 | 325 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 326 | continue; |
f676886a | 327 | f = XFRAME (frame); |
2d764c78 | 328 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 329 | continue; |
0af913d7 | 330 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 331 | return f; |
9ef48a9d | 332 | #ifdef USE_X_TOOLKIT |
7556890b RS |
333 | if ((f->output_data.x->edit_widget |
334 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
335 | /* A tooltip frame? */ |
336 | || (!f->output_data.x->edit_widget | |
337 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 338 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
339 | return f; |
340 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 341 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 342 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 343 | return f; |
9ef48a9d RS |
344 | #endif /* not USE_X_TOOLKIT */ |
345 | } | |
346 | return 0; | |
347 | } | |
348 | ||
349 | #ifdef USE_X_TOOLKIT | |
350 | /* Like x_window_to_frame but also compares the window with the widget's | |
351 | windows. */ | |
352 | ||
353 | struct frame * | |
2d271e2e KH |
354 | x_any_window_to_frame (dpyinfo, wdesc) |
355 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
356 | int wdesc; |
357 | { | |
358 | Lisp_Object tail, frame; | |
17cbbf95 | 359 | struct frame *f, *found; |
7556890b | 360 | struct x_output *x; |
9ef48a9d | 361 | |
17cbbf95 GM |
362 | found = NULL; |
363 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 364 | { |
8e713be6 | 365 | frame = XCAR (tail); |
34ca5317 | 366 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 367 | continue; |
17cbbf95 | 368 | |
9ef48a9d | 369 | f = XFRAME (frame); |
17cbbf95 | 370 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 371 | { |
17cbbf95 GM |
372 | /* This frame matches if the window is any of its widgets. */ |
373 | x = f->output_data.x; | |
0af913d7 | 374 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
375 | found = f; |
376 | else if (x->widget) | |
377 | { | |
378 | if (wdesc == XtWindow (x->widget) | |
379 | || wdesc == XtWindow (x->column_widget) | |
380 | || wdesc == XtWindow (x->edit_widget)) | |
381 | found = f; | |
382 | /* Match if the window is this frame's menubar. */ | |
383 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
384 | found = f; | |
385 | } | |
386 | else if (FRAME_X_WINDOW (f) == wdesc) | |
387 | /* A tooltip frame. */ | |
388 | found = f; | |
333b20bb | 389 | } |
01f1ba30 | 390 | } |
17cbbf95 GM |
391 | |
392 | return found; | |
01f1ba30 | 393 | } |
5e65b9ab | 394 | |
5fbc3f3a KH |
395 | /* Likewise, but exclude the menu bar widget. */ |
396 | ||
397 | struct frame * | |
398 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
399 | struct x_display_info *dpyinfo; | |
400 | int wdesc; | |
401 | { | |
402 | Lisp_Object tail, frame; | |
403 | struct frame *f; | |
7556890b | 404 | struct x_output *x; |
5fbc3f3a | 405 | |
8e713be6 | 406 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 407 | { |
8e713be6 | 408 | frame = XCAR (tail); |
5fbc3f3a KH |
409 | if (!GC_FRAMEP (frame)) |
410 | continue; | |
411 | f = XFRAME (frame); | |
2d764c78 | 412 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 413 | continue; |
7556890b | 414 | x = f->output_data.x; |
5fbc3f3a | 415 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 416 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
417 | return f; |
418 | else if (x->widget) | |
333b20bb GM |
419 | { |
420 | if (wdesc == XtWindow (x->widget) | |
421 | || wdesc == XtWindow (x->column_widget) | |
422 | || wdesc == XtWindow (x->edit_widget)) | |
423 | return f; | |
424 | } | |
425 | else if (FRAME_X_WINDOW (f) == wdesc) | |
426 | /* A tooltip frame. */ | |
5fbc3f3a KH |
427 | return f; |
428 | } | |
429 | return 0; | |
430 | } | |
431 | ||
fd3a3022 RS |
432 | /* Likewise, but consider only the menu bar widget. */ |
433 | ||
434 | struct frame * | |
435 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
436 | struct x_display_info *dpyinfo; | |
437 | int wdesc; | |
438 | { | |
439 | Lisp_Object tail, frame; | |
440 | struct frame *f; | |
7556890b | 441 | struct x_output *x; |
fd3a3022 | 442 | |
8e713be6 | 443 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 444 | { |
8e713be6 | 445 | frame = XCAR (tail); |
fd3a3022 RS |
446 | if (!GC_FRAMEP (frame)) |
447 | continue; | |
448 | f = XFRAME (frame); | |
2d764c78 | 449 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 450 | continue; |
7556890b | 451 | x = f->output_data.x; |
fd3a3022 | 452 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
453 | if (x->menubar_widget |
454 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
455 | return f; |
456 | } | |
457 | return 0; | |
458 | } | |
459 | ||
5e65b9ab RS |
460 | /* Return the frame whose principal (outermost) window is WDESC. |
461 | If WDESC is some other (smaller) window, we return 0. */ | |
462 | ||
463 | struct frame * | |
2d271e2e KH |
464 | x_top_window_to_frame (dpyinfo, wdesc) |
465 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
466 | int wdesc; |
467 | { | |
468 | Lisp_Object tail, frame; | |
469 | struct frame *f; | |
7556890b | 470 | struct x_output *x; |
5e65b9ab | 471 | |
8e713be6 | 472 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 473 | { |
8e713be6 | 474 | frame = XCAR (tail); |
34ca5317 | 475 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
476 | continue; |
477 | f = XFRAME (frame); | |
2d764c78 | 478 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 479 | continue; |
7556890b | 480 | x = f->output_data.x; |
333b20bb GM |
481 | |
482 | if (x->widget) | |
483 | { | |
484 | /* This frame matches if the window is its topmost widget. */ | |
485 | if (wdesc == XtWindow (x->widget)) | |
486 | return f; | |
7a994728 KH |
487 | #if 0 /* I don't know why it did this, |
488 | but it seems logically wrong, | |
489 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
490 | /* Match if the window is this frame's menubar. */ |
491 | if (x->menubar_widget | |
492 | && wdesc == XtWindow (x->menubar_widget)) | |
493 | return f; | |
7a994728 | 494 | #endif |
333b20bb GM |
495 | } |
496 | else if (FRAME_X_WINDOW (f) == wdesc) | |
497 | /* Tooltip frame. */ | |
498 | return f; | |
5e65b9ab RS |
499 | } |
500 | return 0; | |
501 | } | |
9ef48a9d | 502 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 503 | |
01f1ba30 | 504 | \f |
203c1d73 RS |
505 | |
506 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
507 | id, which is just an int that this section returns. Bitmaps are | |
508 | reference counted so they can be shared among frames. | |
509 | ||
510 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
511 | be used to indicate no bitmap. | |
512 | ||
513 | If you use x_create_bitmap_from_data, then you must keep track of | |
514 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 515 | data more than once will not be caught. */ |
203c1d73 RS |
516 | |
517 | ||
f1c7b5a6 RS |
518 | /* Functions to access the contents of a bitmap, given an id. */ |
519 | ||
520 | int | |
521 | x_bitmap_height (f, id) | |
522 | FRAME_PTR f; | |
523 | int id; | |
524 | { | |
08a90d6a | 525 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
526 | } |
527 | ||
528 | int | |
529 | x_bitmap_width (f, id) | |
530 | FRAME_PTR f; | |
531 | int id; | |
532 | { | |
08a90d6a | 533 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
534 | } |
535 | ||
536 | int | |
537 | x_bitmap_pixmap (f, id) | |
538 | FRAME_PTR f; | |
539 | int id; | |
540 | { | |
08a90d6a | 541 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
542 | } |
543 | ||
544 | ||
203c1d73 RS |
545 | /* Allocate a new bitmap record. Returns index of new record. */ |
546 | ||
547 | static int | |
08a90d6a RS |
548 | x_allocate_bitmap_record (f) |
549 | FRAME_PTR f; | |
203c1d73 | 550 | { |
08a90d6a RS |
551 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
552 | int i; | |
553 | ||
554 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 555 | { |
08a90d6a RS |
556 | dpyinfo->bitmaps_size = 10; |
557 | dpyinfo->bitmaps | |
558 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
559 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
560 | return 1; |
561 | } | |
562 | ||
08a90d6a RS |
563 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
564 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 565 | |
08a90d6a RS |
566 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
567 | if (dpyinfo->bitmaps[i].refcount == 0) | |
568 | return i + 1; | |
203c1d73 | 569 | |
08a90d6a RS |
570 | dpyinfo->bitmaps_size *= 2; |
571 | dpyinfo->bitmaps | |
572 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
573 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
574 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
575 | } |
576 | ||
577 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
578 | ||
579 | void | |
f1c7b5a6 RS |
580 | x_reference_bitmap (f, id) |
581 | FRAME_PTR f; | |
203c1d73 RS |
582 | int id; |
583 | { | |
08a90d6a | 584 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
585 | } |
586 | ||
587 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
588 | ||
589 | int | |
590 | x_create_bitmap_from_data (f, bits, width, height) | |
591 | struct frame *f; | |
592 | char *bits; | |
593 | unsigned int width, height; | |
594 | { | |
08a90d6a | 595 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
596 | Pixmap bitmap; |
597 | int id; | |
598 | ||
b9dc4443 | 599 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
600 | bits, width, height); |
601 | ||
602 | if (! bitmap) | |
603 | return -1; | |
604 | ||
08a90d6a RS |
605 | id = x_allocate_bitmap_record (f); |
606 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
607 | dpyinfo->bitmaps[id - 1].file = NULL; | |
608 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
609 | dpyinfo->bitmaps[id - 1].depth = 1; | |
610 | dpyinfo->bitmaps[id - 1].height = height; | |
611 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
612 | |
613 | return id; | |
614 | } | |
615 | ||
616 | /* Create bitmap from file FILE for frame F. */ | |
617 | ||
618 | int | |
619 | x_create_bitmap_from_file (f, file) | |
620 | struct frame *f; | |
f1c7b5a6 | 621 | Lisp_Object file; |
203c1d73 | 622 | { |
08a90d6a | 623 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
624 | unsigned int width, height; |
625 | Pixmap bitmap; | |
626 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
627 | Lisp_Object found; |
628 | int fd; | |
629 | char *filename; | |
203c1d73 RS |
630 | |
631 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 632 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 633 | { |
08a90d6a RS |
634 | if (dpyinfo->bitmaps[id].refcount |
635 | && dpyinfo->bitmaps[id].file | |
636 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 637 | { |
08a90d6a | 638 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
639 | return id + 1; |
640 | } | |
641 | } | |
642 | ||
f1c7b5a6 | 643 | /* Search bitmap-file-path for the file, if appropriate. */ |
c0ec53ad | 644 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
f1c7b5a6 RS |
645 | if (fd < 0) |
646 | return -1; | |
68c45bf0 | 647 | emacs_close (fd); |
f1c7b5a6 RS |
648 | |
649 | filename = (char *) XSTRING (found)->data; | |
650 | ||
b9dc4443 | 651 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 652 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
653 | if (result != BitmapSuccess) |
654 | return -1; | |
655 | ||
08a90d6a RS |
656 | id = x_allocate_bitmap_record (f); |
657 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
658 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 659 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 660 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
661 | dpyinfo->bitmaps[id - 1].depth = 1; |
662 | dpyinfo->bitmaps[id - 1].height = height; | |
663 | dpyinfo->bitmaps[id - 1].width = width; | |
664 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
665 | |
666 | return id; | |
667 | } | |
668 | ||
669 | /* Remove reference to bitmap with id number ID. */ | |
670 | ||
968b1234 | 671 | void |
f1c7b5a6 RS |
672 | x_destroy_bitmap (f, id) |
673 | FRAME_PTR f; | |
203c1d73 RS |
674 | int id; |
675 | { | |
08a90d6a RS |
676 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
677 | ||
203c1d73 RS |
678 | if (id > 0) |
679 | { | |
08a90d6a RS |
680 | --dpyinfo->bitmaps[id - 1].refcount; |
681 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 682 | { |
ed662bdd | 683 | BLOCK_INPUT; |
08a90d6a RS |
684 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
685 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 686 | { |
333b20bb | 687 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 688 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 689 | } |
ed662bdd | 690 | UNBLOCK_INPUT; |
203c1d73 RS |
691 | } |
692 | } | |
693 | } | |
694 | ||
08a90d6a | 695 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 696 | |
08a90d6a RS |
697 | static void |
698 | x_destroy_all_bitmaps (dpyinfo) | |
699 | struct x_display_info *dpyinfo; | |
203c1d73 | 700 | { |
08a90d6a RS |
701 | int i; |
702 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
703 | if (dpyinfo->bitmaps[i].refcount > 0) | |
704 | { | |
705 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
706 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 707 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
708 | } |
709 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
710 | } |
711 | \f | |
f676886a | 712 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
713 | to the ways of passing the parameter values to the window system. |
714 | ||
715 | The name of a parameter, as a Lisp symbol, | |
f676886a | 716 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 717 | that is an index in this table. */ |
01f1ba30 | 718 | |
f676886a | 719 | struct x_frame_parm_table |
01f1ba30 JB |
720 | { |
721 | char *name; | |
d62c8769 | 722 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
723 | }; |
724 | ||
eaf1eea9 GM |
725 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
726 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
52de7ce9 | 727 | static void x_change_window_heights P_ ((Lisp_Object, int)); |
14819cb3 | 728 | static void x_disable_image P_ ((struct frame *, struct image *)); |
d62c8769 | 729 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 730 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 731 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
732 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
733 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
734 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
735 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
736 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
737 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
738 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
739 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
740 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
741 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
742 | Lisp_Object)); | |
743 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
745 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
746 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
747 | Lisp_Object)); | |
748 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
749 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
750 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
751 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
752 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 753 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
754 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
755 | Lisp_Object)); | |
756 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
757 | Lisp_Object)); | |
758 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
759 | Lisp_Object, | |
760 | Lisp_Object, | |
761 | char *, char *, | |
762 | int)); | |
d62c8769 | 763 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
764 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
765 | Lisp_Object)); | |
b243755a GM |
766 | static void init_color_table P_ ((void)); |
767 | static void free_color_table P_ ((void)); | |
768 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
769 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
770 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
771 | ||
772 | ||
01f1ba30 | 773 | |
f676886a | 774 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 775 | { |
563b67aa GM |
776 | "auto-raise", x_set_autoraise, |
777 | "auto-lower", x_set_autolower, | |
778 | "background-color", x_set_background_color, | |
779 | "border-color", x_set_border_color, | |
780 | "border-width", x_set_border_width, | |
781 | "cursor-color", x_set_cursor_color, | |
782 | "cursor-type", x_set_cursor_type, | |
783 | "font", x_set_font, | |
784 | "foreground-color", x_set_foreground_color, | |
785 | "icon-name", x_set_icon_name, | |
786 | "icon-type", x_set_icon_type, | |
787 | "internal-border-width", x_set_internal_border_width, | |
788 | "menu-bar-lines", x_set_menu_bar_lines, | |
789 | "mouse-color", x_set_mouse_color, | |
790 | "name", x_explicitly_set_name, | |
791 | "scroll-bar-width", x_set_scroll_bar_width, | |
792 | "title", x_set_title, | |
793 | "unsplittable", x_set_unsplittable, | |
794 | "vertical-scroll-bars", x_set_vertical_scroll_bars, | |
795 | "visibility", x_set_visibility, | |
796 | "tool-bar-lines", x_set_tool_bar_lines, | |
797 | "scroll-bar-foreground", x_set_scroll_bar_foreground, | |
798 | "scroll-bar-background", x_set_scroll_bar_background, | |
799 | "screen-gamma", x_set_screen_gamma, | |
ea0a1f53 GM |
800 | "line-spacing", x_set_line_spacing, |
801 | "wait-for-wm", x_set_wait_for_wm | |
01f1ba30 JB |
802 | }; |
803 | ||
f676886a | 804 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
805 | the Lisp symbol names of parameters relevant to X. */ |
806 | ||
201d8c78 | 807 | void |
01f1ba30 JB |
808 | init_x_parm_symbols () |
809 | { | |
810 | int i; | |
811 | ||
d043f1a4 | 812 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 813 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
814 | make_number (i)); |
815 | } | |
816 | \f | |
e8cc313b | 817 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
818 | If a parameter is not specially recognized, do nothing special; |
819 | otherwise call the `x_set_...' function for that parameter. | |
820 | Except for certain geometry properties, always call store_frame_param | |
821 | to store the new value in the parameter alist. */ | |
d043f1a4 | 822 | |
f9942c9e JB |
823 | void |
824 | x_set_frame_parameters (f, alist) | |
825 | FRAME_PTR f; | |
826 | Lisp_Object alist; | |
827 | { | |
828 | Lisp_Object tail; | |
829 | ||
830 | /* If both of these parameters are present, it's more efficient to | |
831 | set them both at once. So we wait until we've looked at the | |
832 | entire list before we set them. */ | |
e4f79258 | 833 | int width, height; |
f9942c9e JB |
834 | |
835 | /* Same here. */ | |
836 | Lisp_Object left, top; | |
f9942c9e | 837 | |
a59e4f3d RS |
838 | /* Same with these. */ |
839 | Lisp_Object icon_left, icon_top; | |
840 | ||
f5e70acd RS |
841 | /* Record in these vectors all the parms specified. */ |
842 | Lisp_Object *parms; | |
843 | Lisp_Object *values; | |
a797a73d | 844 | int i, p; |
e1d962d7 | 845 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 846 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 847 | |
7589a1d9 RS |
848 | struct gcpro gcpro1, gcpro2; |
849 | ||
f5e70acd RS |
850 | i = 0; |
851 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
852 | i++; | |
853 | ||
854 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
855 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 856 | |
f5e70acd RS |
857 | /* Extract parm names and values into those vectors. */ |
858 | ||
859 | i = 0; | |
f9942c9e JB |
860 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
861 | { | |
333b20bb | 862 | Lisp_Object elt; |
f9942c9e JB |
863 | |
864 | elt = Fcar (tail); | |
f5e70acd RS |
865 | parms[i] = Fcar (elt); |
866 | values[i] = Fcdr (elt); | |
867 | i++; | |
868 | } | |
7589a1d9 RS |
869 | /* TAIL and ALIST are not used again below here. */ |
870 | alist = tail = Qnil; | |
871 | ||
872 | GCPRO2 (*parms, *values); | |
873 | gcpro1.nvars = i; | |
874 | gcpro2.nvars = i; | |
f5e70acd | 875 | |
7589a1d9 RS |
876 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
877 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 878 | top = left = Qunbound; |
a59e4f3d | 879 | icon_left = icon_top = Qunbound; |
f9942c9e | 880 | |
e4f79258 RS |
881 | /* Provide default values for HEIGHT and WIDTH. */ |
882 | if (FRAME_NEW_WIDTH (f)) | |
883 | width = FRAME_NEW_WIDTH (f); | |
884 | else | |
885 | width = FRAME_WIDTH (f); | |
886 | ||
887 | if (FRAME_NEW_HEIGHT (f)) | |
888 | height = FRAME_NEW_HEIGHT (f); | |
889 | else | |
890 | height = FRAME_HEIGHT (f); | |
891 | ||
a797a73d GV |
892 | /* Process foreground_color and background_color before anything else. |
893 | They are independent of other properties, but other properties (e.g., | |
894 | cursor_color) are dependent upon them. */ | |
895 | for (p = 0; p < i; p++) | |
896 | { | |
897 | Lisp_Object prop, val; | |
898 | ||
899 | prop = parms[p]; | |
900 | val = values[p]; | |
901 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
902 | { | |
903 | register Lisp_Object param_index, old_value; | |
904 | ||
905 | param_index = Fget (prop, Qx_frame_parameter); | |
906 | old_value = get_frame_param (f, prop); | |
907 | store_frame_param (f, prop, val); | |
908 | if (NATNUMP (param_index) | |
909 | && (XFASTINT (param_index) | |
910 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
911 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
912 | } | |
913 | } | |
914 | ||
f5e70acd RS |
915 | /* Now process them in reverse of specified order. */ |
916 | for (i--; i >= 0; i--) | |
917 | { | |
918 | Lisp_Object prop, val; | |
919 | ||
920 | prop = parms[i]; | |
921 | val = values[i]; | |
922 | ||
e4f79258 RS |
923 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
924 | width = XFASTINT (val); | |
925 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
926 | height = XFASTINT (val); | |
f5e70acd | 927 | else if (EQ (prop, Qtop)) |
f9942c9e | 928 | top = val; |
f5e70acd | 929 | else if (EQ (prop, Qleft)) |
f9942c9e | 930 | left = val; |
a59e4f3d RS |
931 | else if (EQ (prop, Qicon_top)) |
932 | icon_top = val; | |
933 | else if (EQ (prop, Qicon_left)) | |
934 | icon_left = val; | |
a797a73d GV |
935 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
936 | /* Processed above. */ | |
937 | continue; | |
f9942c9e JB |
938 | else |
939 | { | |
98381190 | 940 | register Lisp_Object param_index, old_value; |
ea96210c | 941 | |
98381190 KH |
942 | param_index = Fget (prop, Qx_frame_parameter); |
943 | old_value = get_frame_param (f, prop); | |
f9942c9e | 944 | store_frame_param (f, prop, val); |
40c03e12 KH |
945 | if (NATNUMP (param_index) |
946 | && (XFASTINT (param_index) | |
ea96210c JB |
947 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
948 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
949 | } |
950 | } | |
951 | ||
11378c41 RS |
952 | /* Don't die if just one of these was set. */ |
953 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
954 | { |
955 | left_no_change = 1; | |
7556890b RS |
956 | if (f->output_data.x->left_pos < 0) |
957 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 958 | else |
7556890b | 959 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 960 | } |
11378c41 | 961 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
962 | { |
963 | top_no_change = 1; | |
7556890b RS |
964 | if (f->output_data.x->top_pos < 0) |
965 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 966 | else |
7556890b | 967 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 968 | } |
11378c41 | 969 | |
a59e4f3d RS |
970 | /* If one of the icon positions was not set, preserve or default it. */ |
971 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
972 | { | |
973 | icon_left_no_change = 1; | |
974 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
975 | if (NILP (icon_left)) | |
976 | XSETINT (icon_left, 0); | |
977 | } | |
978 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
979 | { | |
980 | icon_top_no_change = 1; | |
981 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
982 | if (NILP (icon_top)) | |
983 | XSETINT (icon_top, 0); | |
984 | } | |
985 | ||
499ea23b | 986 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
987 | specified. The window might be mapped or resized while we're in |
988 | this function, and we don't want to override that unless the lisp | |
989 | code has asked for it. | |
990 | ||
991 | Don't set these parameters unless they actually differ from the | |
992 | window's current parameters; the window may not actually exist | |
993 | yet. */ | |
f9942c9e JB |
994 | { |
995 | Lisp_Object frame; | |
996 | ||
1f11a5ca RS |
997 | check_frame_size (f, &height, &width); |
998 | ||
191ed777 | 999 | XSETFRAME (frame, f); |
11378c41 | 1000 | |
e4f79258 RS |
1001 | if (width != FRAME_WIDTH (f) |
1002 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1003 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1004 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1005 | |
1006 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1007 | && ! (left_no_change && top_no_change) |
7556890b RS |
1008 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1009 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1010 | { |
e1d962d7 RS |
1011 | int leftpos = 0; |
1012 | int toppos = 0; | |
f10f0b79 RS |
1013 | |
1014 | /* Record the signs. */ | |
7556890b | 1015 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1016 | if (EQ (left, Qminus)) |
7556890b | 1017 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1018 | else if (INTEGERP (left)) |
1019 | { | |
1020 | leftpos = XINT (left); | |
1021 | if (leftpos < 0) | |
7556890b | 1022 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1023 | } |
8e713be6 KR |
1024 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1025 | && CONSP (XCDR (left)) | |
1026 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1027 | { |
8e713be6 | 1028 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1029 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1030 | } |
8e713be6 KR |
1031 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1032 | && CONSP (XCDR (left)) | |
1033 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1034 | { |
8e713be6 | 1035 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1036 | } |
1037 | ||
1038 | if (EQ (top, Qminus)) | |
7556890b | 1039 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1040 | else if (INTEGERP (top)) |
1041 | { | |
1042 | toppos = XINT (top); | |
1043 | if (toppos < 0) | |
7556890b | 1044 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1045 | } |
8e713be6 KR |
1046 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1047 | && CONSP (XCDR (top)) | |
1048 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1049 | { |
8e713be6 | 1050 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1051 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1052 | } |
8e713be6 KR |
1053 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1054 | && CONSP (XCDR (top)) | |
1055 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1056 | { |
8e713be6 | 1057 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1058 | } |
1059 | ||
1060 | ||
1061 | /* Store the numeric value of the position. */ | |
7556890b RS |
1062 | f->output_data.x->top_pos = toppos; |
1063 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1064 | |
7556890b | 1065 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1066 | |
1067 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1068 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1069 | } |
a59e4f3d RS |
1070 | |
1071 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1072 | && ! (icon_left_no_change && icon_top_no_change)) | |
1073 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1074 | } |
7589a1d9 RS |
1075 | |
1076 | UNGCPRO; | |
f9942c9e | 1077 | } |
01f1ba30 | 1078 | |
08a90d6a | 1079 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1080 | These are the positions of the containing window manager window, |
1081 | not Emacs's own window. */ | |
1082 | ||
1083 | void | |
1084 | x_real_positions (f, xptr, yptr) | |
1085 | FRAME_PTR f; | |
1086 | int *xptr, *yptr; | |
1087 | { | |
08a90d6a | 1088 | int win_x, win_y; |
e9445337 RS |
1089 | Window child; |
1090 | ||
043835a3 RS |
1091 | /* This is pretty gross, but seems to be the easiest way out of |
1092 | the problem that arises when restarting window-managers. */ | |
1093 | ||
1094 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1095 | Window outer = (f->output_data.x->widget |
1096 | ? XtWindow (f->output_data.x->widget) | |
1097 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1098 | #else |
7556890b | 1099 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1100 | #endif |
1101 | Window tmp_root_window; | |
1102 | Window *tmp_children; | |
4848ef23 | 1103 | unsigned int tmp_nchildren; |
043835a3 | 1104 | |
08a90d6a | 1105 | while (1) |
e9445337 | 1106 | { |
1dc6cfa6 | 1107 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1108 | Window outer_window; |
ca7bac79 | 1109 | |
08a90d6a | 1110 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1111 | &f->output_data.x->parent_desc, |
08a90d6a | 1112 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1113 | XFree ((char *) tmp_children); |
08a90d6a RS |
1114 | |
1115 | win_x = win_y = 0; | |
1116 | ||
1117 | /* Find the position of the outside upper-left corner of | |
1118 | the inner window, with respect to the outer window. */ | |
7556890b | 1119 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1120 | outer_window = f->output_data.x->parent_desc; |
1121 | else | |
1122 | outer_window = outer; | |
08a90d6a | 1123 | |
8a07bba0 | 1124 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1125 | |
8a07bba0 RS |
1126 | /* From-window, to-window. */ |
1127 | outer_window, | |
1128 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1129 | |
8a07bba0 RS |
1130 | /* From-position, to-position. */ |
1131 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1132 | |
8a07bba0 RS |
1133 | /* Child of win. */ |
1134 | &child); | |
e9445337 | 1135 | |
08a90d6a RS |
1136 | /* It is possible for the window returned by the XQueryNotify |
1137 | to become invalid by the time we call XTranslateCoordinates. | |
1138 | That can happen when you restart some window managers. | |
1139 | If so, we get an error in XTranslateCoordinates. | |
1140 | Detect that and try the whole thing over. */ | |
c4ec904f | 1141 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1142 | { |
1dc6cfa6 | 1143 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1144 | break; |
1145 | } | |
ca7bac79 | 1146 | |
1dc6cfa6 | 1147 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1148 | } |
08a90d6a | 1149 | |
333b20bb GM |
1150 | *xptr = win_x; |
1151 | *yptr = win_y; | |
e9445337 RS |
1152 | } |
1153 | ||
f676886a | 1154 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1155 | into the parameter alist *ALISTPTR that is to be given to the user. |
1156 | Only parameters that are specific to the X window system | |
f676886a | 1157 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1158 | param_alist need to be considered here. */ |
1159 | ||
968b1234 | 1160 | void |
f676886a JB |
1161 | x_report_frame_params (f, alistptr) |
1162 | struct frame *f; | |
01f1ba30 JB |
1163 | Lisp_Object *alistptr; |
1164 | { | |
1165 | char buf[16]; | |
9b002b8d KH |
1166 | Lisp_Object tem; |
1167 | ||
1168 | /* Represent negative positions (off the top or left screen edge) | |
1169 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1170 | XSETINT (tem, f->output_data.x->left_pos); |
1171 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1172 | store_in_alist (alistptr, Qleft, tem); |
1173 | else | |
1174 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1175 | ||
7556890b RS |
1176 | XSETINT (tem, f->output_data.x->top_pos); |
1177 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1178 | store_in_alist (alistptr, Qtop, tem); |
1179 | else | |
1180 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1181 | |
f9942c9e | 1182 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1183 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1184 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1185 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1186 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1187 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1188 | build_string (buf)); |
333b20bb GM |
1189 | #ifdef USE_X_TOOLKIT |
1190 | /* Tooltip frame may not have this widget. */ | |
1191 | if (f->output_data.x->widget) | |
1192 | #endif | |
1193 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1194 | store_in_alist (alistptr, Qouter_window_id, |
1195 | build_string (buf)); | |
f468da95 | 1196 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1197 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1198 | store_in_alist (alistptr, Qvisibility, |
1199 | (FRAME_VISIBLE_P (f) ? Qt | |
1200 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1201 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1202 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1203 | |
8c239ac3 RS |
1204 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1205 | tem = Qnil; | |
1206 | else | |
1207 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1208 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1209 | } |
1210 | \f | |
82978295 | 1211 | |
d62c8769 GM |
1212 | |
1213 | /* Gamma-correct COLOR on frame F. */ | |
1214 | ||
1215 | void | |
1216 | gamma_correct (f, color) | |
1217 | struct frame *f; | |
1218 | XColor *color; | |
1219 | { | |
1220 | if (f->gamma) | |
1221 | { | |
1222 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1223 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1224 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1225 | } | |
1226 | } | |
1227 | ||
1228 | ||
7b746c38 GM |
1229 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1230 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1231 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1232 | no color could be allocated. */ | |
e12d55b2 | 1233 | |
01f1ba30 | 1234 | int |
7b746c38 GM |
1235 | x_defined_color (f, color_name, color, alloc_p) |
1236 | struct frame *f; | |
1237 | char *color_name; | |
1238 | XColor *color; | |
1239 | int alloc_p; | |
01f1ba30 | 1240 | { |
7b746c38 GM |
1241 | int success_p; |
1242 | Display *dpy = FRAME_X_DISPLAY (f); | |
1243 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1244 | |
1245 | BLOCK_INPUT; | |
7b746c38 GM |
1246 | success_p = XParseColor (dpy, cmap, color_name, color); |
1247 | if (success_p && alloc_p) | |
1248 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1249 | UNBLOCK_INPUT; |
1250 | ||
7b746c38 | 1251 | return success_p; |
01f1ba30 JB |
1252 | } |
1253 | ||
9b2956e2 GM |
1254 | |
1255 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1256 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1257 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1258 | |
1259 | int | |
9b2956e2 | 1260 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1261 | FRAME_PTR f; |
9b2956e2 GM |
1262 | Lisp_Object color_name; |
1263 | int mono_color; | |
01f1ba30 | 1264 | { |
b9dc4443 | 1265 | XColor cdef; |
01f1ba30 | 1266 | |
9b2956e2 | 1267 | CHECK_STRING (color_name, 0); |
01f1ba30 | 1268 | |
9b2956e2 GM |
1269 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1270 | colormap, it makes freeing difficult, and it's probably not | |
1271 | an important optimization. */ | |
1272 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1273 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1274 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1275 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1276 | #endif |
01f1ba30 | 1277 | |
9b2956e2 | 1278 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1279 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1280 | return mono_color; |
01f1ba30 | 1281 | |
2d764c78 | 1282 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1283 | by looking for a near-miss. */ |
9b2956e2 | 1284 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1285 | return cdef.pixel; |
1286 | ||
c301be26 GM |
1287 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1288 | Fcons (color_name, Qnil))); | |
1289 | return 0; | |
01f1ba30 | 1290 | } |
9b2956e2 GM |
1291 | |
1292 | ||
01f1ba30 | 1293 | \f |
563b67aa GM |
1294 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1295 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1296 | ||
1297 | static void | |
1298 | x_set_line_spacing (f, new_value, old_value) | |
1299 | struct frame *f; | |
1300 | Lisp_Object new_value, old_value; | |
1301 | { | |
1302 | if (NILP (new_value)) | |
1303 | f->extra_line_spacing = 0; | |
1304 | else if (NATNUMP (new_value)) | |
1305 | f->extra_line_spacing = XFASTINT (new_value); | |
1306 | else | |
1a948b17 | 1307 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1308 | Fcons (new_value, Qnil))); |
1309 | if (FRAME_VISIBLE_P (f)) | |
1310 | redraw_frame (f); | |
1311 | } | |
1312 | ||
1313 | ||
ea0a1f53 GM |
1314 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1315 | the previous value of that parameter, NEW_VALUE is the new value. | |
1316 | See also the comment of wait_for_wm in struct x_output. */ | |
1317 | ||
1318 | static void | |
1319 | x_set_wait_for_wm (f, new_value, old_value) | |
1320 | struct frame *f; | |
1321 | Lisp_Object new_value, old_value; | |
1322 | { | |
1323 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1324 | } | |
1325 | ||
1326 | ||
d62c8769 | 1327 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
ea0a1f53 GM |
1328 | the previous value of that parameter, NEW_VALUE is the new |
1329 | value. */ | |
d62c8769 GM |
1330 | |
1331 | static void | |
1332 | x_set_screen_gamma (f, new_value, old_value) | |
1333 | struct frame *f; | |
1334 | Lisp_Object new_value, old_value; | |
1335 | { | |
1336 | if (NILP (new_value)) | |
1337 | f->gamma = 0; | |
1338 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1339 | /* The value 0.4545 is the normal viewing gamma. */ | |
1340 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1341 | else | |
1a948b17 | 1342 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1343 | Fcons (new_value, Qnil))); |
1344 | ||
1345 | clear_face_cache (0); | |
1346 | } | |
1347 | ||
1348 | ||
f676886a | 1349 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1350 | to set individual parameters. |
1351 | ||
fe24a618 | 1352 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1353 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1354 | In that case, just record the parameter's new value |
1355 | in the standard place; do not attempt to change the window. */ | |
1356 | ||
1357 | void | |
f676886a JB |
1358 | x_set_foreground_color (f, arg, oldval) |
1359 | struct frame *f; | |
01f1ba30 JB |
1360 | Lisp_Object arg, oldval; |
1361 | { | |
09393d07 GM |
1362 | struct x_output *x = f->output_data.x; |
1363 | unsigned long fg, old_fg; | |
a76206dc | 1364 | |
09393d07 GM |
1365 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1366 | old_fg = x->foreground_pixel; | |
1367 | x->foreground_pixel = fg; | |
a76206dc | 1368 | |
fe24a618 | 1369 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1370 | { |
09393d07 | 1371 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1372 | |
09393d07 GM |
1373 | BLOCK_INPUT; |
1374 | XSetForeground (dpy, x->normal_gc, fg); | |
1375 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1376 | |
09393d07 GM |
1377 | if (x->cursor_pixel == old_fg) |
1378 | { | |
1379 | unload_color (f, x->cursor_pixel); | |
1380 | x->cursor_pixel = x_copy_color (f, fg); | |
1381 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1382 | } | |
1383 | ||
01f1ba30 | 1384 | UNBLOCK_INPUT; |
09393d07 | 1385 | |
05c8abbe | 1386 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
09393d07 | 1387 | |
179956b9 | 1388 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1389 | redraw_frame (f); |
01f1ba30 | 1390 | } |
09393d07 GM |
1391 | |
1392 | unload_color (f, old_fg); | |
01f1ba30 JB |
1393 | } |
1394 | ||
1395 | void | |
f676886a JB |
1396 | x_set_background_color (f, arg, oldval) |
1397 | struct frame *f; | |
01f1ba30 JB |
1398 | Lisp_Object arg, oldval; |
1399 | { | |
09393d07 GM |
1400 | struct x_output *x = f->output_data.x; |
1401 | unsigned long bg; | |
01f1ba30 | 1402 | |
09393d07 GM |
1403 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1404 | unload_color (f, x->background_pixel); | |
1405 | x->background_pixel = bg; | |
a76206dc | 1406 | |
fe24a618 | 1407 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1408 | { |
09393d07 | 1409 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1410 | |
09393d07 GM |
1411 | BLOCK_INPUT; |
1412 | XSetBackground (dpy, x->normal_gc, bg); | |
1413 | XSetForeground (dpy, x->reverse_gc, bg); | |
1414 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1415 | XSetForeground (dpy, x->cursor_gc, bg); | |
1416 | ||
f76e0368 GM |
1417 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1418 | toolkit scroll bars. */ | |
1419 | { | |
1420 | Lisp_Object bar; | |
1421 | for (bar = FRAME_SCROLL_BARS (f); | |
1422 | !NILP (bar); | |
1423 | bar = XSCROLL_BAR (bar)->next) | |
1424 | { | |
1425 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1426 | XSetWindowBackground (dpy, window, bg); | |
1427 | } | |
1428 | } | |
1429 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1430 | |
09393d07 | 1431 | UNBLOCK_INPUT; |
05c8abbe | 1432 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1433 | |
179956b9 | 1434 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1435 | redraw_frame (f); |
01f1ba30 JB |
1436 | } |
1437 | } | |
1438 | ||
1439 | void | |
f676886a JB |
1440 | x_set_mouse_color (f, arg, oldval) |
1441 | struct frame *f; | |
01f1ba30 JB |
1442 | Lisp_Object arg, oldval; |
1443 | { | |
09393d07 GM |
1444 | struct x_output *x = f->output_data.x; |
1445 | Display *dpy = FRAME_X_DISPLAY (f); | |
95f80c78 | 1446 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
0af913d7 | 1447 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1448 | int count; |
51a1d2d8 | 1449 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1450 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1451 | |
51a1d2d8 | 1452 | /* Don't let pointers be invisible. */ |
09393d07 | 1453 | if (mask_color == pixel) |
bcf26b38 GM |
1454 | { |
1455 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1456 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1457 | } |
a76206dc | 1458 | |
09393d07 GM |
1459 | unload_color (f, x->mouse_pixel); |
1460 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1461 | |
1462 | BLOCK_INPUT; | |
fe24a618 | 1463 | |
eb8c3be9 | 1464 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1465 | count = x_catch_errors (dpy); |
fe24a618 | 1466 | |
09393d07 | 1467 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 JB |
1468 | { |
1469 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
09393d07 | 1470 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1471 | } |
1472 | else | |
09393d07 GM |
1473 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1474 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1475 | |
09393d07 | 1476 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 JB |
1477 | { |
1478 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
09393d07 GM |
1479 | nontext_cursor |
1480 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1481 | } |
1482 | else | |
09393d07 GM |
1483 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1484 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1485 | |
09393d07 | 1486 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1487 | { |
0af913d7 | 1488 | CHECK_NUMBER (Vx_hourglass_pointer_shape, 0); |
09393d07 GM |
1489 | hourglass_cursor |
1490 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1491 | } |
1492 | else | |
09393d07 GM |
1493 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1494 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
333b20bb | 1495 | |
09393d07 GM |
1496 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1497 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 JB |
1498 | { |
1499 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
09393d07 | 1500 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1501 | } |
1502 | else | |
09393d07 GM |
1503 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1504 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1505 | |
09393d07 | 1506 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1507 | { |
ca0ecbf5 RS |
1508 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1509 | cross_cursor | |
09393d07 | 1510 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1511 | } |
1512 | else | |
09393d07 | 1513 | cross_cursor = XCreateFontCursor (dpy, XC_crosshair); |
01f1ba30 | 1514 | |
8fb4ec9c GM |
1515 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1516 | { | |
1517 | CHECK_NUMBER (Vx_window_horizontal_drag_shape, 0); | |
1518 | horizontal_drag_cursor | |
09393d07 | 1519 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1520 | } |
1521 | else | |
1522 | horizontal_drag_cursor | |
09393d07 | 1523 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1524 | |
fe24a618 | 1525 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1526 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1527 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1528 | |
01f1ba30 JB |
1529 | { |
1530 | XColor fore_color, back_color; | |
1531 | ||
09393d07 | 1532 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1533 | x_query_color (f, &fore_color); |
01f1ba30 | 1534 | back_color.pixel = mask_color; |
a31fedb7 GM |
1535 | x_query_color (f, &back_color); |
1536 | ||
09393d07 GM |
1537 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1538 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1539 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
1540 | XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color); | |
1541 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); | |
1542 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1543 | } |
01f1ba30 | 1544 | |
fe24a618 | 1545 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1546 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1547 | ||
1548 | if (cursor != x->text_cursor | |
1549 | && x->text_cursor != 0) | |
1550 | XFreeCursor (dpy, x->text_cursor); | |
1551 | x->text_cursor = cursor; | |
1552 | ||
1553 | if (nontext_cursor != x->nontext_cursor | |
1554 | && x->nontext_cursor != 0) | |
1555 | XFreeCursor (dpy, x->nontext_cursor); | |
1556 | x->nontext_cursor = nontext_cursor; | |
1557 | ||
1558 | if (hourglass_cursor != x->hourglass_cursor | |
1559 | && x->hourglass_cursor != 0) | |
1560 | XFreeCursor (dpy, x->hourglass_cursor); | |
1561 | x->hourglass_cursor = hourglass_cursor; | |
1562 | ||
1563 | if (mode_cursor != x->modeline_cursor | |
1564 | && x->modeline_cursor != 0) | |
1565 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1566 | x->modeline_cursor = mode_cursor; | |
333b20bb | 1567 | |
09393d07 GM |
1568 | if (cross_cursor != x->cross_cursor |
1569 | && x->cross_cursor != 0) | |
1570 | XFreeCursor (dpy, x->cross_cursor); | |
1571 | x->cross_cursor = cross_cursor; | |
01f1ba30 | 1572 | |
09393d07 GM |
1573 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1574 | && x->horizontal_drag_cursor != 0) | |
1575 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1576 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1577 | |
09393d07 | 1578 | XFlush (dpy); |
01f1ba30 | 1579 | UNBLOCK_INPUT; |
05c8abbe GM |
1580 | |
1581 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1582 | } |
1583 | ||
1584 | void | |
f676886a JB |
1585 | x_set_cursor_color (f, arg, oldval) |
1586 | struct frame *f; | |
01f1ba30 JB |
1587 | Lisp_Object arg, oldval; |
1588 | { | |
a76206dc | 1589 | unsigned long fore_pixel, pixel; |
10168ebb | 1590 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1591 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1592 | |
10168ebb GM |
1593 | if (!NILP (Vx_cursor_fore_pixel)) |
1594 | { | |
1595 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1596 | WHITE_PIX_DEFAULT (f)); | |
1597 | fore_pixel_allocated_p = 1; | |
1598 | } | |
01f1ba30 | 1599 | else |
09393d07 | 1600 | fore_pixel = x->background_pixel; |
10168ebb | 1601 | |
a76206dc | 1602 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1603 | pixel_allocated_p = 1; |
a76206dc | 1604 | |
f9942c9e | 1605 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1606 | if (pixel == x->background_pixel) |
01f1ba30 | 1607 | { |
10168ebb GM |
1608 | if (pixel_allocated_p) |
1609 | { | |
1610 | x_free_colors (f, &pixel, 1); | |
1611 | pixel_allocated_p = 0; | |
1612 | } | |
1613 | ||
09393d07 | 1614 | pixel = x->mouse_pixel; |
a76206dc | 1615 | if (pixel == fore_pixel) |
10168ebb GM |
1616 | { |
1617 | if (fore_pixel_allocated_p) | |
1618 | { | |
1619 | x_free_colors (f, &fore_pixel, 1); | |
1620 | fore_pixel_allocated_p = 0; | |
1621 | } | |
09393d07 | 1622 | fore_pixel = x->background_pixel; |
10168ebb | 1623 | } |
01f1ba30 | 1624 | } |
a76206dc | 1625 | |
09393d07 | 1626 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1627 | if (!fore_pixel_allocated_p) |
1628 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1629 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1630 | |
09393d07 | 1631 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1632 | if (!pixel_allocated_p) |
1633 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1634 | x->cursor_pixel = pixel; |
a76206dc | 1635 | |
fe24a618 | 1636 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1637 | { |
01f1ba30 | 1638 | BLOCK_INPUT; |
09393d07 GM |
1639 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1640 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1641 | UNBLOCK_INPUT; |
01f1ba30 | 1642 | |
179956b9 | 1643 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1644 | { |
cedadcfa RS |
1645 | x_update_cursor (f, 0); |
1646 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1647 | } |
1648 | } | |
05c8abbe GM |
1649 | |
1650 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1651 | } |
943b580d | 1652 | \f |
f676886a | 1653 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1654 | ARG can be a string naming a color. |
1655 | The border-color is used for the border that is drawn by the X server. | |
1656 | Note that this does not fully take effect if done before | |
f676886a | 1657 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1658 | |
1659 | Note: this is done in two routines because of the way X10 works. | |
1660 | ||
1661 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1662 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1663 | |
1664 | void | |
f676886a JB |
1665 | x_set_border_color (f, arg, oldval) |
1666 | struct frame *f; | |
01f1ba30 JB |
1667 | Lisp_Object arg, oldval; |
1668 | { | |
01f1ba30 JB |
1669 | int pix; |
1670 | ||
1671 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1672 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1673 | x_set_border_pixel (f, pix); |
05c8abbe | 1674 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1675 | } |
1676 | ||
f676886a | 1677 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1678 | Note that this does not fully take effect if done before |
f676886a | 1679 | F has an x-window. */ |
01f1ba30 | 1680 | |
968b1234 | 1681 | void |
f676886a JB |
1682 | x_set_border_pixel (f, pix) |
1683 | struct frame *f; | |
01f1ba30 JB |
1684 | int pix; |
1685 | { | |
a76206dc | 1686 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1687 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1688 | |
7556890b | 1689 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1690 | { |
01f1ba30 | 1691 | BLOCK_INPUT; |
b9dc4443 | 1692 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1693 | (unsigned long)pix); |
01f1ba30 JB |
1694 | UNBLOCK_INPUT; |
1695 | ||
179956b9 | 1696 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1697 | redraw_frame (f); |
01f1ba30 JB |
1698 | } |
1699 | } | |
1700 | ||
0d1469d6 GM |
1701 | |
1702 | /* Value is the internal representation of the specified cursor type | |
1703 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1704 | of the bar cursor. */ | |
1705 | ||
1706 | enum text_cursor_kinds | |
1707 | x_specified_cursor_type (arg, width) | |
1708 | Lisp_Object arg; | |
1709 | int *width; | |
dbc4e1c1 | 1710 | { |
0d1469d6 GM |
1711 | enum text_cursor_kinds type; |
1712 | ||
dbc4e1c1 | 1713 | if (EQ (arg, Qbar)) |
c3211206 | 1714 | { |
0d1469d6 GM |
1715 | type = BAR_CURSOR; |
1716 | *width = 2; | |
c3211206 | 1717 | } |
08ac8554 GM |
1718 | else if (CONSP (arg) |
1719 | && EQ (XCAR (arg), Qbar) | |
1720 | && INTEGERP (XCDR (arg)) | |
1721 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1722 | { |
0d1469d6 GM |
1723 | type = BAR_CURSOR; |
1724 | *width = XINT (XCDR (arg)); | |
c3211206 | 1725 | } |
08ac8554 | 1726 | else if (NILP (arg)) |
0d1469d6 | 1727 | type = NO_CURSOR; |
dbc4e1c1 | 1728 | else |
c3211206 RS |
1729 | /* Treat anything unknown as "box cursor". |
1730 | It was bad to signal an error; people have trouble fixing | |
1731 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1732 | type = FILLED_BOX_CURSOR; |
1733 | ||
1734 | return type; | |
1735 | } | |
1736 | ||
1737 | void | |
1738 | x_set_cursor_type (f, arg, oldval) | |
1739 | FRAME_PTR f; | |
1740 | Lisp_Object arg, oldval; | |
1741 | { | |
1742 | int width; | |
1743 | ||
1744 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1745 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1746 | |
1747 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1748 | often do people change cursor types? */ | |
1749 | update_mode_lines++; | |
1750 | } | |
943b580d | 1751 | \f |
01f1ba30 | 1752 | void |
f676886a JB |
1753 | x_set_icon_type (f, arg, oldval) |
1754 | struct frame *f; | |
01f1ba30 JB |
1755 | Lisp_Object arg, oldval; |
1756 | { | |
01f1ba30 JB |
1757 | int result; |
1758 | ||
203c1d73 RS |
1759 | if (STRINGP (arg)) |
1760 | { | |
1761 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1762 | return; | |
1763 | } | |
1764 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1765 | return; |
1766 | ||
1767 | BLOCK_INPUT; | |
265a9e55 | 1768 | if (NILP (arg)) |
80534dd6 | 1769 | result = x_text_icon (f, |
f468da95 RS |
1770 | (char *) XSTRING ((!NILP (f->icon_name) |
1771 | ? f->icon_name | |
80534dd6 | 1772 | : f->name))->data); |
f1c7b5a6 RS |
1773 | else |
1774 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1775 | |
1776 | if (result) | |
1777 | { | |
01f1ba30 | 1778 | UNBLOCK_INPUT; |
0fb53770 | 1779 | error ("No icon window available"); |
01f1ba30 JB |
1780 | } |
1781 | ||
b9dc4443 | 1782 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1783 | UNBLOCK_INPUT; |
1784 | } | |
1785 | ||
f1c7b5a6 | 1786 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1787 | |
f1c7b5a6 | 1788 | Lisp_Object |
0fb53770 RS |
1789 | x_icon_type (f) |
1790 | FRAME_PTR f; | |
1791 | { | |
1792 | Lisp_Object tem; | |
1793 | ||
1794 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1795 | if (CONSP (tem)) |
8e713be6 | 1796 | return XCDR (tem); |
f1c7b5a6 RS |
1797 | else |
1798 | return Qnil; | |
0fb53770 RS |
1799 | } |
1800 | ||
80534dd6 KH |
1801 | void |
1802 | x_set_icon_name (f, arg, oldval) | |
1803 | struct frame *f; | |
1804 | Lisp_Object arg, oldval; | |
1805 | { | |
80534dd6 KH |
1806 | int result; |
1807 | ||
1808 | if (STRINGP (arg)) | |
1809 | { | |
1810 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1811 | return; | |
1812 | } | |
1813 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1814 | return; | |
1815 | ||
f468da95 | 1816 | f->icon_name = arg; |
80534dd6 | 1817 | |
7556890b | 1818 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1819 | return; |
1820 | ||
1821 | BLOCK_INPUT; | |
1822 | ||
1823 | result = x_text_icon (f, | |
f468da95 RS |
1824 | (char *) XSTRING ((!NILP (f->icon_name) |
1825 | ? f->icon_name | |
943b580d RS |
1826 | : !NILP (f->title) |
1827 | ? f->title | |
80534dd6 KH |
1828 | : f->name))->data); |
1829 | ||
1830 | if (result) | |
1831 | { | |
1832 | UNBLOCK_INPUT; | |
1833 | error ("No icon window available"); | |
1834 | } | |
1835 | ||
80534dd6 KH |
1836 | XFlush (FRAME_X_DISPLAY (f)); |
1837 | UNBLOCK_INPUT; | |
1838 | } | |
943b580d | 1839 | \f |
01f1ba30 | 1840 | void |
f676886a JB |
1841 | x_set_font (f, arg, oldval) |
1842 | struct frame *f; | |
01f1ba30 JB |
1843 | Lisp_Object arg, oldval; |
1844 | { | |
ea96210c | 1845 | Lisp_Object result; |
942ea06d | 1846 | Lisp_Object fontset_name; |
a367641f | 1847 | Lisp_Object frame; |
57c5889c | 1848 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 JB |
1849 | |
1850 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1851 | |
49965a29 | 1852 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1853 | |
01f1ba30 | 1854 | BLOCK_INPUT; |
942ea06d KH |
1855 | result = (STRINGP (fontset_name) |
1856 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1857 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1858 | UNBLOCK_INPUT; |
1859 | ||
ea96210c | 1860 | if (EQ (result, Qnil)) |
1c59f5df | 1861 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1862 | else if (EQ (result, Qt)) |
26e18ed9 | 1863 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1864 | else if (STRINGP (result)) |
1865 | { | |
57c5889c GM |
1866 | if (STRINGP (fontset_name)) |
1867 | { | |
1868 | /* Fontset names are built from ASCII font names, so the | |
1869 | names may be equal despite there was a change. */ | |
1870 | if (old_fontset == f->output_data.x->fontset) | |
1871 | return; | |
1872 | } | |
1873 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 1874 | return; |
57c5889c | 1875 | |
ea96210c | 1876 | store_frame_param (f, Qfont, result); |
333b20bb | 1877 | recompute_basic_faces (f); |
ea96210c JB |
1878 | } |
1879 | else | |
1880 | abort (); | |
a367641f | 1881 | |
8938a4fb | 1882 | do_pending_window_change (0); |
95aa0336 | 1883 | |
333b20bb GM |
1884 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1885 | initialized yet. This is the case when called from | |
1886 | Fx_create_frame. In that case, the X widget or window doesn't | |
1887 | exist either, and we can end up in x_report_frame_params with a | |
1888 | null widget which gives a segfault. */ | |
1889 | if (FRAME_FACE_CACHE (f)) | |
1890 | { | |
1891 | XSETFRAME (frame, f); | |
1892 | call1 (Qface_set_after_frame_default, frame); | |
1893 | } | |
01f1ba30 JB |
1894 | } |
1895 | ||
1896 | void | |
f676886a JB |
1897 | x_set_border_width (f, arg, oldval) |
1898 | struct frame *f; | |
01f1ba30 JB |
1899 | Lisp_Object arg, oldval; |
1900 | { | |
1901 | CHECK_NUMBER (arg, 0); | |
1902 | ||
7556890b | 1903 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1904 | return; |
1905 | ||
fe24a618 | 1906 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1907 | error ("Cannot change the border width of a window"); |
1908 | ||
7556890b | 1909 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1910 | } |
1911 | ||
1912 | void | |
f676886a JB |
1913 | x_set_internal_border_width (f, arg, oldval) |
1914 | struct frame *f; | |
01f1ba30 JB |
1915 | Lisp_Object arg, oldval; |
1916 | { | |
7556890b | 1917 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1918 | |
1919 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1920 | f->output_data.x->internal_border_width = XINT (arg); |
1921 | if (f->output_data.x->internal_border_width < 0) | |
1922 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1923 | |
d3b06468 | 1924 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1925 | if (f->output_data.x->edit_widget) |
968b1234 | 1926 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1927 | #endif |
2a8a07d4 | 1928 | |
7556890b | 1929 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1930 | return; |
1931 | ||
fe24a618 | 1932 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1933 | { |
363f7e15 | 1934 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1935 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1936 | do_pending_window_change (0); |
01f1ba30 JB |
1937 | } |
1938 | } | |
1939 | ||
d043f1a4 RS |
1940 | void |
1941 | x_set_visibility (f, value, oldval) | |
1942 | struct frame *f; | |
1943 | Lisp_Object value, oldval; | |
1944 | { | |
1945 | Lisp_Object frame; | |
191ed777 | 1946 | XSETFRAME (frame, f); |
d043f1a4 RS |
1947 | |
1948 | if (NILP (value)) | |
363f7e15 | 1949 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1950 | else if (EQ (value, Qicon)) |
d043f1a4 | 1951 | Ficonify_frame (frame); |
49795535 JB |
1952 | else |
1953 | Fmake_frame_visible (frame); | |
d043f1a4 | 1954 | } |
52de7ce9 | 1955 | |
943b580d | 1956 | \f |
52de7ce9 GM |
1957 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
1958 | ||
d043f1a4 | 1959 | static void |
52de7ce9 | 1960 | x_change_window_heights (window, n) |
d043f1a4 RS |
1961 | Lisp_Object window; |
1962 | int n; | |
1963 | { | |
47c0f58b | 1964 | struct window *w = XWINDOW (window); |
d043f1a4 | 1965 | |
e33f7330 KH |
1966 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1967 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1968 | |
4336c705 GM |
1969 | if (INTEGERP (w->orig_top)) |
1970 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
1971 | if (INTEGERP (w->orig_height)) | |
1972 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
1973 | ||
47c0f58b RS |
1974 | /* Handle just the top child in a vertical split. */ |
1975 | if (!NILP (w->vchild)) | |
52de7ce9 | 1976 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 1977 | |
47c0f58b RS |
1978 | /* Adjust all children in a horizontal split. */ |
1979 | for (window = w->hchild; !NILP (window); window = w->next) | |
1980 | { | |
1981 | w = XWINDOW (window); | |
52de7ce9 | 1982 | x_change_window_heights (window, n); |
d043f1a4 RS |
1983 | } |
1984 | } | |
1985 | ||
1986 | void | |
1987 | x_set_menu_bar_lines (f, value, oldval) | |
1988 | struct frame *f; | |
1989 | Lisp_Object value, oldval; | |
1990 | { | |
1991 | int nlines; | |
b6d7acec | 1992 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1993 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1994 | #endif |
d043f1a4 | 1995 | |
f64ba6ea JB |
1996 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1997 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1998 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1999 | in or split the minibuffer window. */ |
519066d2 | 2000 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2001 | return; |
2002 | ||
6a5e54e2 | 2003 | if (INTEGERP (value)) |
d043f1a4 RS |
2004 | nlines = XINT (value); |
2005 | else | |
2006 | nlines = 0; | |
2007 | ||
3d09b6be RS |
2008 | /* Make sure we redisplay all windows in this frame. */ |
2009 | windows_or_buffers_changed++; | |
2010 | ||
9ef48a9d RS |
2011 | #ifdef USE_X_TOOLKIT |
2012 | FRAME_MENU_BAR_LINES (f) = 0; | |
2013 | if (nlines) | |
0d8ef3f4 RS |
2014 | { |
2015 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2016 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2017 | /* Make sure next redisplay shows the menu bar. */ |
2018 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2019 | } | |
9ef48a9d RS |
2020 | else |
2021 | { | |
6bc20398 FP |
2022 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2023 | free_frame_menubar (f); | |
9ef48a9d | 2024 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2025 | if (FRAME_X_P (f)) |
2026 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2027 | } |
2028 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2029 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2030 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2031 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2032 | adjust_glyphs (f); |
2033 | } | |
2034 | ||
2035 | ||
2036 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2037 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2038 | is the old number of tool bar lines. This function changes the | |
2039 | height of all windows on frame F to match the new tool bar height. | |
2040 | The frame's height doesn't change. */ | |
2041 | ||
2042 | void | |
9ea173e8 | 2043 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2044 | struct frame *f; |
2045 | Lisp_Object value, oldval; | |
2046 | { | |
52de7ce9 GM |
2047 | int delta, nlines, root_height; |
2048 | Lisp_Object root_window; | |
333b20bb | 2049 | |
e870b7ba GM |
2050 | /* Treat tool bars like menu bars. */ |
2051 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2052 | return; | |
2053 | ||
333b20bb GM |
2054 | /* Use VALUE only if an integer >= 0. */ |
2055 | if (INTEGERP (value) && XINT (value) >= 0) | |
2056 | nlines = XFASTINT (value); | |
2057 | else | |
2058 | nlines = 0; | |
2059 | ||
2060 | /* Make sure we redisplay all windows in this frame. */ | |
2061 | ++windows_or_buffers_changed; | |
2062 | ||
9ea173e8 | 2063 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2064 | |
2065 | /* Don't resize the tool-bar to more than we have room for. */ | |
2066 | root_window = FRAME_ROOT_WINDOW (f); | |
2067 | root_height = XINT (XWINDOW (root_window)->height); | |
2068 | if (root_height - delta < 1) | |
2069 | { | |
2070 | delta = root_height - 1; | |
2071 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2072 | } | |
2073 | ||
9ea173e8 | 2074 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2075 | x_change_window_heights (root_window, delta); |
333b20bb | 2076 | adjust_glyphs (f); |
ccba751c GM |
2077 | |
2078 | /* We also have to make sure that the internal border at the top of | |
2079 | the frame, below the menu bar or tool bar, is redrawn when the | |
2080 | tool bar disappears. This is so because the internal border is | |
2081 | below the tool bar if one is displayed, but is below the menu bar | |
2082 | if there isn't a tool bar. The tool bar draws into the area | |
2083 | below the menu bar. */ | |
2084 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2085 | { | |
2086 | updating_frame = f; | |
2087 | clear_frame (); | |
fb3cd89b | 2088 | clear_current_matrices (f); |
ccba751c GM |
2089 | updating_frame = NULL; |
2090 | } | |
b6f91066 GM |
2091 | |
2092 | /* If the tool bar gets smaller, the internal border below it | |
2093 | has to be cleared. It was formerly part of the display | |
2094 | of the larger tool bar, and updating windows won't clear it. */ | |
2095 | if (delta < 0) | |
2096 | { | |
2097 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2098 | int width = PIXEL_WIDTH (f); | |
2099 | int y = nlines * CANON_Y_UNIT (f); | |
2100 | ||
2101 | BLOCK_INPUT; | |
161d30fd GM |
2102 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2103 | 0, y, width, height, False); | |
b6f91066 | 2104 | UNBLOCK_INPUT; |
ddc24747 GM |
2105 | |
2106 | if (WINDOWP (f->tool_bar_window)) | |
2107 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2108 | } |
333b20bb GM |
2109 | } |
2110 | ||
2111 | ||
2112 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2113 | VALUE should be a string, a color name. If it isn't a string or | |
2114 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2115 | the frame parameter. */ | |
2116 | ||
2117 | void | |
2118 | x_set_scroll_bar_foreground (f, value, oldval) | |
2119 | struct frame *f; | |
2120 | Lisp_Object value, oldval; | |
2121 | { | |
2122 | unsigned long pixel; | |
2123 | ||
2124 | if (STRINGP (value)) | |
2125 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2126 | else | |
2127 | pixel = -1; | |
2128 | ||
2129 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2130 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2131 | ||
2132 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2133 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2134 | { | |
2135 | /* Remove all scroll bars because they have wrong colors. */ | |
2136 | if (condemn_scroll_bars_hook) | |
2137 | (*condemn_scroll_bars_hook) (f); | |
2138 | if (judge_scroll_bars_hook) | |
2139 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2140 | |
2141 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2142 | redraw_frame (f); |
2143 | } | |
2144 | } | |
2145 | ||
2146 | ||
2147 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2148 | should be a string, a color name. If it isn't a string or isn't a | |
2149 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2150 | parameter. */ | |
2151 | ||
2152 | void | |
2153 | x_set_scroll_bar_background (f, value, oldval) | |
2154 | struct frame *f; | |
2155 | Lisp_Object value, oldval; | |
2156 | { | |
2157 | unsigned long pixel; | |
2158 | ||
2159 | if (STRINGP (value)) | |
2160 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2161 | else | |
2162 | pixel = -1; | |
2163 | ||
2164 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2165 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2166 | ||
f15340b7 MB |
2167 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2168 | /* Scrollbar shadow colors. */ | |
2169 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
2170 | { | |
2171 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
2172 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
2173 | } | |
2174 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
2175 | { | |
2176 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
2177 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
2178 | } | |
2179 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
2180 | ||
333b20bb GM |
2181 | f->output_data.x->scroll_bar_background_pixel = pixel; |
2182 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2183 | { | |
2184 | /* Remove all scroll bars because they have wrong colors. */ | |
2185 | if (condemn_scroll_bars_hook) | |
2186 | (*condemn_scroll_bars_hook) (f); | |
2187 | if (judge_scroll_bars_hook) | |
2188 | (*judge_scroll_bars_hook) (f); | |
2189 | ||
05c8abbe | 2190 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2191 | redraw_frame (f); |
2192 | } | |
d043f1a4 | 2193 | } |
333b20bb | 2194 | |
943b580d | 2195 | \f |
3a258507 | 2196 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2197 | XICCC (X Inter Client Communication Conventions). |
2198 | ||
2199 | If STRING contains only ASCII characters, do no conversion and | |
2200 | return the string data of STRING. Otherwise, encode the text by | |
2201 | CODING_SYSTEM, and return a newly allocated memory area which | |
2202 | should be freed by `xfree' by a caller. | |
2203 | ||
2204 | Store the byte length of resulting text in *TEXT_BYTES. | |
2205 | ||
d60660d6 | 2206 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2207 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2208 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2209 | the result should be `COMPOUND_TEXT'. */ |
2210 | ||
2211 | unsigned char * | |
d60660d6 | 2212 | x_encode_text (string, coding_system, text_bytes, stringp) |
96db09e4 | 2213 | Lisp_Object string, coding_system; |
d60660d6 | 2214 | int *text_bytes, *stringp; |
96db09e4 KH |
2215 | { |
2216 | unsigned char *str = XSTRING (string)->data; | |
2217 | int chars = XSTRING (string)->size; | |
2218 | int bytes = STRING_BYTES (XSTRING (string)); | |
2219 | int charset_info; | |
2220 | int bufsize; | |
2221 | unsigned char *buf; | |
2222 | struct coding_system coding; | |
2223 | ||
2224 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2225 | if (charset_info == 0) | |
2226 | { | |
2227 | /* No multibyte character in OBJ. We need not encode it. */ | |
2228 | *text_bytes = bytes; | |
d60660d6 | 2229 | *stringp = 1; |
96db09e4 KH |
2230 | return str; |
2231 | } | |
2232 | ||
2233 | setup_coding_system (coding_system, &coding); | |
2234 | coding.src_multibyte = 1; | |
2235 | coding.dst_multibyte = 0; | |
2236 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2237 | if (coding.type == coding_type_iso2022) |
2238 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2239 | /* We suppress producing escape sequences for composition. */ |
2240 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2241 | bufsize = encoding_buffer_size (&coding, bytes); |
2242 | buf = (unsigned char *) xmalloc (bufsize); | |
2243 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2244 | *text_bytes = coding.produced; | |
d60660d6 | 2245 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2246 | return buf; |
2247 | } | |
2248 | ||
2249 | \f | |
75f9d625 | 2250 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2251 | x_id_name. |
2252 | ||
2253 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2254 | name; if NAME is a string, set F's name to NAME and set |
2255 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2256 | |
2257 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2258 | suggesting a new name, which lisp code should override; if | |
2259 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2260 | ||
2261 | void | |
2262 | x_set_name (f, name, explicit) | |
2263 | struct frame *f; | |
2264 | Lisp_Object name; | |
2265 | int explicit; | |
2266 | { | |
2267 | /* Make sure that requests from lisp code override requests from | |
2268 | Emacs redisplay code. */ | |
2269 | if (explicit) | |
2270 | { | |
2271 | /* If we're switching from explicit to implicit, we had better | |
2272 | update the mode lines and thereby update the title. */ | |
2273 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2274 | update_mode_lines = 1; |
f945b920 JB |
2275 | |
2276 | f->explicit_name = ! NILP (name); | |
2277 | } | |
2278 | else if (f->explicit_name) | |
2279 | return; | |
2280 | ||
2281 | /* If NAME is nil, set the name to the x_id_name. */ | |
2282 | if (NILP (name)) | |
f10f0b79 RS |
2283 | { |
2284 | /* Check for no change needed in this very common case | |
2285 | before we do any consing. */ | |
08a90d6a RS |
2286 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2287 | XSTRING (f->name)->data)) | |
f10f0b79 | 2288 | return; |
08a90d6a | 2289 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2290 | } |
62265f1c | 2291 | else |
f945b920 | 2292 | CHECK_STRING (name, 0); |
01f1ba30 | 2293 | |
f945b920 JB |
2294 | /* Don't change the name if it's already NAME. */ |
2295 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2296 | return; |
2297 | ||
943b580d RS |
2298 | f->name = name; |
2299 | ||
2300 | /* For setting the frame title, the title parameter should override | |
2301 | the name parameter. */ | |
2302 | if (! NILP (f->title)) | |
2303 | name = f->title; | |
2304 | ||
fe24a618 | 2305 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2306 | { |
01f1ba30 | 2307 | BLOCK_INPUT; |
fe24a618 JB |
2308 | #ifdef HAVE_X11R4 |
2309 | { | |
80534dd6 | 2310 | XTextProperty text, icon; |
d60660d6 | 2311 | int bytes, stringp; |
11270583 | 2312 | Lisp_Object coding_system; |
80534dd6 | 2313 | |
11270583 KH |
2314 | coding_system = Vlocale_coding_system; |
2315 | if (NILP (coding_system)) | |
2316 | coding_system = Qcompound_text; | |
2317 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2318 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2319 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2320 | text.format = 8; |
96db09e4 | 2321 | text.nitems = bytes; |
80534dd6 | 2322 | |
96db09e4 KH |
2323 | if (NILP (f->icon_name)) |
2324 | { | |
2325 | icon = text; | |
2326 | } | |
2327 | else | |
2328 | { | |
11270583 | 2329 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2330 | &bytes, &stringp); |
2331 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2332 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2333 | icon.format = 8; | |
2334 | icon.nitems = bytes; | |
2335 | } | |
9ef48a9d | 2336 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2337 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2338 | XtWindow (f->output_data.x->widget), &text); |
2339 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2340 | &icon); |
9ef48a9d | 2341 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2342 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2343 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2344 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2345 | if (!NILP (f->icon_name) |
2346 | && icon.value != XSTRING (f->icon_name)->data) | |
2347 | xfree (icon.value); | |
2348 | if (text.value != XSTRING (name)->data) | |
2349 | xfree (text.value); | |
fe24a618 | 2350 | } |
9ef48a9d | 2351 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2352 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2353 | XSTRING (name)->data); |
b9dc4443 | 2354 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2355 | XSTRING (name)->data); |
9ef48a9d | 2356 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2357 | UNBLOCK_INPUT; |
2358 | } | |
f945b920 JB |
2359 | } |
2360 | ||
2361 | /* This function should be called when the user's lisp code has | |
2362 | specified a name for the frame; the name will override any set by the | |
2363 | redisplay code. */ | |
2364 | void | |
2365 | x_explicitly_set_name (f, arg, oldval) | |
2366 | FRAME_PTR f; | |
2367 | Lisp_Object arg, oldval; | |
2368 | { | |
2369 | x_set_name (f, arg, 1); | |
2370 | } | |
2371 | ||
2372 | /* This function should be called by Emacs redisplay code to set the | |
2373 | name; names set this way will never override names set by the user's | |
2374 | lisp code. */ | |
25250031 | 2375 | void |
f945b920 JB |
2376 | x_implicitly_set_name (f, arg, oldval) |
2377 | FRAME_PTR f; | |
2378 | Lisp_Object arg, oldval; | |
2379 | { | |
2380 | x_set_name (f, arg, 0); | |
01f1ba30 | 2381 | } |
943b580d RS |
2382 | \f |
2383 | /* Change the title of frame F to NAME. | |
2384 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2385 | |
943b580d RS |
2386 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2387 | name; if NAME is a string, set F's name to NAME and set | |
2388 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2389 | ||
2390 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2391 | suggesting a new name, which lisp code should override; if | |
2392 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2393 | ||
2394 | void | |
d62c8769 | 2395 | x_set_title (f, name, old_name) |
943b580d | 2396 | struct frame *f; |
d62c8769 | 2397 | Lisp_Object name, old_name; |
943b580d RS |
2398 | { |
2399 | /* Don't change the title if it's already NAME. */ | |
2400 | if (EQ (name, f->title)) | |
2401 | return; | |
2402 | ||
2403 | update_mode_lines = 1; | |
2404 | ||
2405 | f->title = name; | |
2406 | ||
2407 | if (NILP (name)) | |
2408 | name = f->name; | |
beb403b3 RS |
2409 | else |
2410 | CHECK_STRING (name, 0); | |
943b580d RS |
2411 | |
2412 | if (FRAME_X_WINDOW (f)) | |
2413 | { | |
2414 | BLOCK_INPUT; | |
2415 | #ifdef HAVE_X11R4 | |
2416 | { | |
2417 | XTextProperty text, icon; | |
d60660d6 | 2418 | int bytes, stringp; |
11270583 | 2419 | Lisp_Object coding_system; |
943b580d | 2420 | |
11270583 KH |
2421 | coding_system = Vlocale_coding_system; |
2422 | if (NILP (coding_system)) | |
2423 | coding_system = Qcompound_text; | |
2424 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2425 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2426 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2427 | text.format = 8; |
96db09e4 | 2428 | text.nitems = bytes; |
943b580d | 2429 | |
96db09e4 KH |
2430 | if (NILP (f->icon_name)) |
2431 | { | |
2432 | icon = text; | |
2433 | } | |
2434 | else | |
2435 | { | |
11270583 | 2436 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2437 | &bytes, &stringp); |
2438 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2439 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2440 | icon.format = 8; | |
2441 | icon.nitems = bytes; | |
2442 | } | |
943b580d RS |
2443 | #ifdef USE_X_TOOLKIT |
2444 | XSetWMName (FRAME_X_DISPLAY (f), | |
2445 | XtWindow (f->output_data.x->widget), &text); | |
2446 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2447 | &icon); | |
2448 | #else /* not USE_X_TOOLKIT */ | |
2449 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2450 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2451 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2452 | if (!NILP (f->icon_name) |
2453 | && icon.value != XSTRING (f->icon_name)->data) | |
2454 | xfree (icon.value); | |
2455 | if (text.value != XSTRING (name)->data) | |
2456 | xfree (text.value); | |
943b580d RS |
2457 | } |
2458 | #else /* not HAVE_X11R4 */ | |
2459 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2460 | XSTRING (name)->data); | |
2461 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2462 | XSTRING (name)->data); | |
2463 | #endif /* not HAVE_X11R4 */ | |
2464 | UNBLOCK_INPUT; | |
2465 | } | |
2466 | } | |
2467 | \f | |
01f1ba30 | 2468 | void |
f676886a JB |
2469 | x_set_autoraise (f, arg, oldval) |
2470 | struct frame *f; | |
01f1ba30 JB |
2471 | Lisp_Object arg, oldval; |
2472 | { | |
f676886a | 2473 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2474 | } |
2475 | ||
2476 | void | |
f676886a JB |
2477 | x_set_autolower (f, arg, oldval) |
2478 | struct frame *f; | |
01f1ba30 JB |
2479 | Lisp_Object arg, oldval; |
2480 | { | |
f676886a | 2481 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2482 | } |
179956b9 | 2483 | |
eac358ef KH |
2484 | void |
2485 | x_set_unsplittable (f, arg, oldval) | |
2486 | struct frame *f; | |
2487 | Lisp_Object arg, oldval; | |
2488 | { | |
2489 | f->no_split = !NILP (arg); | |
2490 | } | |
2491 | ||
179956b9 | 2492 | void |
a3c87d4e | 2493 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2494 | struct frame *f; |
2495 | Lisp_Object arg, oldval; | |
2496 | { | |
1ab3d87e RS |
2497 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2498 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2499 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2500 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2501 | { |
1ab3d87e RS |
2502 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2503 | = (NILP (arg) | |
2504 | ? vertical_scroll_bar_none | |
2505 | : EQ (Qright, arg) | |
2506 | ? vertical_scroll_bar_right | |
2507 | : vertical_scroll_bar_left); | |
179956b9 | 2508 | |
cf177271 JB |
2509 | /* We set this parameter before creating the X window for the |
2510 | frame, so we can get the geometry right from the start. | |
2511 | However, if the window hasn't been created yet, we shouldn't | |
2512 | call x_set_window_size. */ | |
2513 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2514 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2515 | do_pending_window_change (0); |
179956b9 JB |
2516 | } |
2517 | } | |
4701395c KH |
2518 | |
2519 | void | |
2520 | x_set_scroll_bar_width (f, arg, oldval) | |
2521 | struct frame *f; | |
2522 | Lisp_Object arg, oldval; | |
2523 | { | |
a672c74d RS |
2524 | int wid = FONT_WIDTH (f->output_data.x->font); |
2525 | ||
dff9a538 KH |
2526 | if (NILP (arg)) |
2527 | { | |
c6e9d03b GM |
2528 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2529 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2530 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2531 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2532 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2533 | #else | |
2534 | /* Make the actual width at least 14 pixels and a multiple of a | |
2535 | character width. */ | |
a672c74d | 2536 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2537 | |
2538 | /* Use all of that space (aside from required margins) for the | |
2539 | scroll bar. */ | |
dff9a538 | 2540 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2541 | #endif |
a672c74d | 2542 | |
a90ab372 RS |
2543 | if (FRAME_X_WINDOW (f)) |
2544 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2545 | do_pending_window_change (0); |
dff9a538 KH |
2546 | } |
2547 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2548 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2549 | { |
09d8c7ac RS |
2550 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2551 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2552 | |
4701395c KH |
2553 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2554 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2555 | if (FRAME_X_WINDOW (f)) | |
2556 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2557 | } | |
dca97592 | 2558 | |
8938a4fb | 2559 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2560 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2561 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2562 | } |
333b20bb GM |
2563 | |
2564 | ||
01f1ba30 | 2565 | \f |
f676886a | 2566 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2567 | |
b7975ee4 KH |
2568 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2569 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2570 | ||
d387c960 JB |
2571 | static void |
2572 | validate_x_resource_name () | |
2573 | { | |
333b20bb | 2574 | int len = 0; |
0e78b377 RS |
2575 | /* Number of valid characters in the resource name. */ |
2576 | int good_count = 0; | |
2577 | /* Number of invalid characters in the resource name. */ | |
2578 | int bad_count = 0; | |
2579 | Lisp_Object new; | |
2580 | int i; | |
2581 | ||
498e9ac3 RS |
2582 | if (!STRINGP (Vx_resource_class)) |
2583 | Vx_resource_class = build_string (EMACS_CLASS); | |
2584 | ||
cf204347 RS |
2585 | if (STRINGP (Vx_resource_name)) |
2586 | { | |
cf204347 RS |
2587 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2588 | int i; | |
2589 | ||
fc932ac6 | 2590 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2591 | |
2592 | /* Only letters, digits, - and _ are valid in resource names. | |
2593 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2594 | for (i = 0; i < len; i++) |
2595 | { | |
2596 | int c = p[i]; | |
2597 | if (! ((c >= 'a' && c <= 'z') | |
2598 | || (c >= 'A' && c <= 'Z') | |
2599 | || (c >= '0' && c <= '9') | |
2600 | || c == '-' || c == '_')) | |
0e78b377 RS |
2601 | bad_count++; |
2602 | else | |
2603 | good_count++; | |
cf204347 RS |
2604 | } |
2605 | } | |
2606 | else | |
0e78b377 RS |
2607 | /* Not a string => completely invalid. */ |
2608 | bad_count = 5, good_count = 0; | |
2609 | ||
2610 | /* If name is valid already, return. */ | |
2611 | if (bad_count == 0) | |
2612 | return; | |
2613 | ||
2614 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2615 | if (good_count == 0 | |
2616 | || (good_count == 1 && bad_count > 0)) | |
2617 | { | |
b7975ee4 | 2618 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2619 | return; |
2620 | } | |
2621 | ||
2622 | /* Name is partly valid. Copy it and replace the invalid characters | |
2623 | with underscores. */ | |
2624 | ||
2625 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2626 | ||
2627 | for (i = 0; i < len; i++) | |
2628 | { | |
2629 | int c = XSTRING (new)->data[i]; | |
2630 | if (! ((c >= 'a' && c <= 'z') | |
2631 | || (c >= 'A' && c <= 'Z') | |
2632 | || (c >= '0' && c <= '9') | |
2633 | || c == '-' || c == '_')) | |
2634 | XSTRING (new)->data[i] = '_'; | |
2635 | } | |
d387c960 JB |
2636 | } |
2637 | ||
2638 | ||
01f1ba30 | 2639 | extern char *x_get_string_resource (); |
01f1ba30 | 2640 | |
cf177271 JB |
2641 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2642 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2643 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2644 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2645 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2646 | \n\ |
8fabe6f4 RS |
2647 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2648 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2649 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2650 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2651 | (attribute, class, component, subclass) |
2652 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2653 | { |
2654 | register char *value; | |
2655 | char *name_key; | |
2656 | char *class_key; | |
2657 | ||
11ae94fe RS |
2658 | check_x (); |
2659 | ||
01f1ba30 | 2660 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2661 | CHECK_STRING (class, 0); |
2662 | ||
8fabe6f4 RS |
2663 | if (!NILP (component)) |
2664 | CHECK_STRING (component, 1); | |
2665 | if (!NILP (subclass)) | |
2666 | CHECK_STRING (subclass, 2); | |
2667 | if (NILP (component) != NILP (subclass)) | |
2668 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2669 | ||
d387c960 JB |
2670 | validate_x_resource_name (); |
2671 | ||
b7975ee4 KH |
2672 | /* Allocate space for the components, the dots which separate them, |
2673 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2674 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2675 | + (STRINGP (component) |
fc932ac6 RS |
2676 | ? STRING_BYTES (XSTRING (component)) : 0) |
2677 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2678 | + 3); |
2679 | ||
fc932ac6 RS |
2680 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2681 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2682 | + (STRINGP (subclass) |
fc932ac6 | 2683 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2684 | + 3); |
2685 | ||
2686 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2687 | and with `Emacs' for the class key (the general one). */ | |
2688 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2689 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2690 | |
2691 | strcat (class_key, "."); | |
2692 | strcat (class_key, XSTRING (class)->data); | |
2693 | ||
2694 | if (!NILP (component)) | |
01f1ba30 | 2695 | { |
b7975ee4 KH |
2696 | strcat (class_key, "."); |
2697 | strcat (class_key, XSTRING (subclass)->data); | |
2698 | ||
2699 | strcat (name_key, "."); | |
2700 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2701 | } |
2702 | ||
b7975ee4 KH |
2703 | strcat (name_key, "."); |
2704 | strcat (name_key, XSTRING (attribute)->data); | |
2705 | ||
b9dc4443 RS |
2706 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2707 | name_key, class_key); | |
01f1ba30 JB |
2708 | |
2709 | if (value != (char *) 0) | |
2710 | return build_string (value); | |
2711 | else | |
2712 | return Qnil; | |
2713 | } | |
2714 | ||
abb4b7ec RS |
2715 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2716 | ||
333b20bb | 2717 | Lisp_Object |
abb4b7ec RS |
2718 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2719 | struct x_display_info *dpyinfo; | |
2720 | Lisp_Object attribute, class, component, subclass; | |
2721 | { | |
2722 | register char *value; | |
2723 | char *name_key; | |
2724 | char *class_key; | |
2725 | ||
abb4b7ec RS |
2726 | CHECK_STRING (attribute, 0); |
2727 | CHECK_STRING (class, 0); | |
2728 | ||
2729 | if (!NILP (component)) | |
2730 | CHECK_STRING (component, 1); | |
2731 | if (!NILP (subclass)) | |
2732 | CHECK_STRING (subclass, 2); | |
2733 | if (NILP (component) != NILP (subclass)) | |
2734 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2735 | ||
2736 | validate_x_resource_name (); | |
2737 | ||
2738 | /* Allocate space for the components, the dots which separate them, | |
2739 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2740 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2741 | + (STRINGP (component) |
fc932ac6 RS |
2742 | ? STRING_BYTES (XSTRING (component)) : 0) |
2743 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2744 | + 3); |
2745 | ||
fc932ac6 RS |
2746 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2747 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2748 | + (STRINGP (subclass) |
fc932ac6 | 2749 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2750 | + 3); |
2751 | ||
2752 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2753 | and with `Emacs' for the class key (the general one). */ | |
2754 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2755 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2756 | ||
2757 | strcat (class_key, "."); | |
2758 | strcat (class_key, XSTRING (class)->data); | |
2759 | ||
2760 | if (!NILP (component)) | |
2761 | { | |
2762 | strcat (class_key, "."); | |
2763 | strcat (class_key, XSTRING (subclass)->data); | |
2764 | ||
2765 | strcat (name_key, "."); | |
2766 | strcat (name_key, XSTRING (component)->data); | |
2767 | } | |
2768 | ||
2769 | strcat (name_key, "."); | |
2770 | strcat (name_key, XSTRING (attribute)->data); | |
2771 | ||
2772 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2773 | ||
2774 | if (value != (char *) 0) | |
2775 | return build_string (value); | |
2776 | else | |
2777 | return Qnil; | |
2778 | } | |
2779 | ||
3402e1a4 RS |
2780 | /* Used when C code wants a resource value. */ |
2781 | ||
2782 | char * | |
2783 | x_get_resource_string (attribute, class) | |
2784 | char *attribute, *class; | |
2785 | { | |
3402e1a4 RS |
2786 | char *name_key; |
2787 | char *class_key; | |
0fe92f72 | 2788 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2789 | |
2790 | /* Allocate space for the components, the dots which separate them, | |
2791 | and the final '\0'. */ | |
fc932ac6 | 2792 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2793 | + strlen (attribute) + 2); |
2794 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2795 | + strlen (class) + 2); | |
2796 | ||
2797 | sprintf (name_key, "%s.%s", | |
2798 | XSTRING (Vinvocation_name)->data, | |
2799 | attribute); | |
2800 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2801 | ||
0fe92f72 | 2802 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2803 | name_key, class_key); |
3402e1a4 RS |
2804 | } |
2805 | ||
60fb3ee1 JB |
2806 | /* Types we might convert a resource string into. */ |
2807 | enum resource_types | |
333b20bb GM |
2808 | { |
2809 | RES_TYPE_NUMBER, | |
d62c8769 | 2810 | RES_TYPE_FLOAT, |
333b20bb GM |
2811 | RES_TYPE_BOOLEAN, |
2812 | RES_TYPE_STRING, | |
2813 | RES_TYPE_SYMBOL | |
2814 | }; | |
60fb3ee1 | 2815 | |
01f1ba30 | 2816 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2817 | |
f676886a | 2818 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2819 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2820 | |
2821 | Convert the resource to the type specified by desired_type. | |
2822 | ||
f9942c9e JB |
2823 | If no default is specified, return Qunbound. If you call |
2824 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2825 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2826 | |
2827 | static Lisp_Object | |
abb4b7ec RS |
2828 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2829 | struct x_display_info *dpyinfo; | |
3c254570 | 2830 | Lisp_Object alist, param; |
60fb3ee1 | 2831 | char *attribute; |
cf177271 | 2832 | char *class; |
60fb3ee1 | 2833 | enum resource_types type; |
01f1ba30 JB |
2834 | { |
2835 | register Lisp_Object tem; | |
2836 | ||
2837 | tem = Fassq (param, alist); | |
2838 | if (EQ (tem, Qnil)) | |
f676886a | 2839 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2840 | if (EQ (tem, Qnil)) |
01f1ba30 | 2841 | { |
60fb3ee1 | 2842 | |
f9942c9e | 2843 | if (attribute) |
60fb3ee1 | 2844 | { |
abb4b7ec RS |
2845 | tem = display_x_get_resource (dpyinfo, |
2846 | build_string (attribute), | |
2847 | build_string (class), | |
2848 | Qnil, Qnil); | |
f9942c9e JB |
2849 | |
2850 | if (NILP (tem)) | |
2851 | return Qunbound; | |
2852 | ||
2853 | switch (type) | |
2854 | { | |
333b20bb | 2855 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2856 | return make_number (atoi (XSTRING (tem)->data)); |
2857 | ||
d62c8769 GM |
2858 | case RES_TYPE_FLOAT: |
2859 | return make_float (atof (XSTRING (tem)->data)); | |
2860 | ||
333b20bb | 2861 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2862 | tem = Fdowncase (tem); |
2863 | if (!strcmp (XSTRING (tem)->data, "on") | |
2864 | || !strcmp (XSTRING (tem)->data, "true")) | |
2865 | return Qt; | |
2866 | else | |
2867 | return Qnil; | |
2868 | ||
333b20bb | 2869 | case RES_TYPE_STRING: |
f9942c9e JB |
2870 | return tem; |
2871 | ||
333b20bb | 2872 | case RES_TYPE_SYMBOL: |
49795535 JB |
2873 | /* As a special case, we map the values `true' and `on' |
2874 | to Qt, and `false' and `off' to Qnil. */ | |
2875 | { | |
98381190 KH |
2876 | Lisp_Object lower; |
2877 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2878 | if (!strcmp (XSTRING (lower)->data, "on") |
2879 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2880 | return Qt; |
26ae6b61 KH |
2881 | else if (!strcmp (XSTRING (lower)->data, "off") |
2882 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2883 | return Qnil; |
2884 | else | |
89032215 | 2885 | return Fintern (tem, Qnil); |
49795535 | 2886 | } |
f945b920 | 2887 | |
f9942c9e JB |
2888 | default: |
2889 | abort (); | |
2890 | } | |
60fb3ee1 | 2891 | } |
f9942c9e JB |
2892 | else |
2893 | return Qunbound; | |
01f1ba30 JB |
2894 | } |
2895 | return Fcdr (tem); | |
2896 | } | |
2897 | ||
e4f79258 RS |
2898 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2899 | ||
2900 | static Lisp_Object | |
2901 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2902 | struct frame *f; | |
2903 | Lisp_Object alist, param; | |
2904 | char *attribute; | |
2905 | char *class; | |
2906 | enum resource_types type; | |
2907 | { | |
2908 | Lisp_Object value; | |
2909 | ||
abb4b7ec RS |
2910 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2911 | attribute, class, type); | |
e4f79258 RS |
2912 | if (! NILP (value)) |
2913 | store_frame_param (f, param, value); | |
2914 | ||
2915 | return value; | |
2916 | } | |
2917 | ||
f676886a | 2918 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2919 | of the parameter named PROP (a Lisp symbol). |
2920 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2921 | on the frame named NAME. |
01f1ba30 JB |
2922 | If that is not found either, use the value DEFLT. */ |
2923 | ||
2924 | static Lisp_Object | |
cf177271 | 2925 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2926 | struct frame *f; |
01f1ba30 | 2927 | Lisp_Object alist; |
f9942c9e | 2928 | Lisp_Object prop; |
01f1ba30 JB |
2929 | Lisp_Object deflt; |
2930 | char *xprop; | |
cf177271 | 2931 | char *xclass; |
60fb3ee1 | 2932 | enum resource_types type; |
01f1ba30 | 2933 | { |
01f1ba30 JB |
2934 | Lisp_Object tem; |
2935 | ||
abb4b7ec | 2936 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2937 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2938 | tem = deflt; |
f9942c9e | 2939 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2940 | return tem; |
2941 | } | |
333b20bb GM |
2942 | |
2943 | ||
2944 | /* Record in frame F the specified or default value according to ALIST | |
2945 | of the parameter named PROP (a Lisp symbol). If no value is | |
2946 | specified for PROP, look for an X default for XPROP on the frame | |
2947 | named NAME. If that is not found either, use the value DEFLT. */ | |
2948 | ||
2949 | static Lisp_Object | |
2950 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2951 | foreground_p) | |
2952 | struct frame *f; | |
2953 | Lisp_Object alist; | |
2954 | Lisp_Object prop; | |
2955 | char *xprop; | |
2956 | char *xclass; | |
2957 | int foreground_p; | |
2958 | { | |
2959 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2960 | Lisp_Object tem; | |
2961 | ||
2962 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2963 | if (EQ (tem, Qunbound)) | |
2964 | { | |
2965 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2966 | ||
2967 | /* See if an X resource for the scroll bar color has been | |
2968 | specified. */ | |
2969 | tem = display_x_get_resource (dpyinfo, | |
2970 | build_string (foreground_p | |
2971 | ? "foreground" | |
2972 | : "background"), | |
c0ec53ad | 2973 | empty_string, |
333b20bb | 2974 | build_string ("verticalScrollBar"), |
c0ec53ad | 2975 | empty_string); |
333b20bb GM |
2976 | if (!STRINGP (tem)) |
2977 | { | |
2978 | /* If nothing has been specified, scroll bars will use a | |
2979 | toolkit-dependent default. Because these defaults are | |
2980 | difficult to get at without actually creating a scroll | |
2981 | bar, use nil to indicate that no color has been | |
2982 | specified. */ | |
2983 | tem = Qnil; | |
2984 | } | |
2985 | ||
2986 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2987 | ||
2988 | tem = Qnil; | |
2989 | ||
2990 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2991 | } | |
2992 | ||
2993 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2994 | return tem; | |
2995 | } | |
2996 | ||
2997 | ||
01f1ba30 | 2998 | \f |
8af1d7ca | 2999 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 3000 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
3001 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
3002 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
3003 | The value of `left' or `top' may be an integer,\n\ |
3004 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
3005 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 3006 | (string) |
a6605e5c | 3007 | Lisp_Object string; |
01f1ba30 JB |
3008 | { |
3009 | int geometry, x, y; | |
3010 | unsigned int width, height; | |
f83f10ba | 3011 | Lisp_Object result; |
01f1ba30 JB |
3012 | |
3013 | CHECK_STRING (string, 0); | |
3014 | ||
3015 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3016 | &x, &y, &width, &height); | |
3017 | ||
f83f10ba RS |
3018 | #if 0 |
3019 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3020 | error ("Must specify both x and y position, or neither"); | |
3021 | #endif | |
3022 | ||
3023 | result = Qnil; | |
3024 | if (geometry & XValue) | |
01f1ba30 | 3025 | { |
f83f10ba RS |
3026 | Lisp_Object element; |
3027 | ||
e1d962d7 RS |
3028 | if (x >= 0 && (geometry & XNegative)) |
3029 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3030 | else if (x < 0 && ! (geometry & XNegative)) | |
3031 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3032 | else |
3033 | element = Fcons (Qleft, make_number (x)); | |
3034 | result = Fcons (element, result); | |
3035 | } | |
3036 | ||
3037 | if (geometry & YValue) | |
3038 | { | |
3039 | Lisp_Object element; | |
3040 | ||
e1d962d7 RS |
3041 | if (y >= 0 && (geometry & YNegative)) |
3042 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3043 | else if (y < 0 && ! (geometry & YNegative)) | |
3044 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3045 | else |
3046 | element = Fcons (Qtop, make_number (y)); | |
3047 | result = Fcons (element, result); | |
01f1ba30 | 3048 | } |
f83f10ba RS |
3049 | |
3050 | if (geometry & WidthValue) | |
3051 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3052 | if (geometry & HeightValue) | |
3053 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3054 | ||
3055 | return result; | |
01f1ba30 JB |
3056 | } |
3057 | ||
01f1ba30 | 3058 | /* Calculate the desired size and position of this window, |
f83f10ba | 3059 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3060 | |
3061 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3062 | |
3063 | #define DEFAULT_ROWS 40 | |
3064 | #define DEFAULT_COLS 80 | |
3065 | ||
f9942c9e | 3066 | static int |
f676886a JB |
3067 | x_figure_window_size (f, parms) |
3068 | struct frame *f; | |
01f1ba30 JB |
3069 | Lisp_Object parms; |
3070 | { | |
4fe1de12 | 3071 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3072 | long window_prompting = 0; |
abb4b7ec | 3073 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3074 | |
3075 | /* Default values if we fall through. | |
3076 | Actually, if that happens we should get | |
b9dc4443 | 3077 | window manager prompting. */ |
1ab3d87e | 3078 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3079 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3080 | /* Window managers expect that if program-specified |
3081 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3082 | f->output_data.x->top_pos = 0; |
3083 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3084 | |
333b20bb GM |
3085 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3086 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3087 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3088 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3089 | { |
f83f10ba RS |
3090 | if (!EQ (tem0, Qunbound)) |
3091 | { | |
3092 | CHECK_NUMBER (tem0, 0); | |
3093 | f->height = XINT (tem0); | |
3094 | } | |
3095 | if (!EQ (tem1, Qunbound)) | |
3096 | { | |
3097 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 3098 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3099 | } |
3100 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3101 | window_prompting |= USSize; |
3102 | else | |
3103 | window_prompting |= PSize; | |
01f1ba30 | 3104 | } |
01f1ba30 | 3105 | |
7556890b | 3106 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3107 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3108 | ? 0 | |
7556890b | 3109 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 3110 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 3111 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
3112 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3113 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3114 | |
333b20bb GM |
3115 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3116 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3117 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3118 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3119 | { |
f83f10ba RS |
3120 | if (EQ (tem0, Qminus)) |
3121 | { | |
7556890b | 3122 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3123 | window_prompting |= YNegative; |
3124 | } | |
8e713be6 KR |
3125 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3126 | && CONSP (XCDR (tem0)) | |
3127 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3128 | { |
8e713be6 | 3129 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3130 | window_prompting |= YNegative; |
3131 | } | |
8e713be6 KR |
3132 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3133 | && CONSP (XCDR (tem0)) | |
3134 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3135 | { |
8e713be6 | 3136 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3137 | } |
f83f10ba | 3138 | else if (EQ (tem0, Qunbound)) |
7556890b | 3139 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3140 | else |
3141 | { | |
3142 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
3143 | f->output_data.x->top_pos = XINT (tem0); |
3144 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3145 | window_prompting |= YNegative; |
3146 | } | |
3147 | ||
3148 | if (EQ (tem1, Qminus)) | |
3149 | { | |
7556890b | 3150 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3151 | window_prompting |= XNegative; |
3152 | } | |
8e713be6 KR |
3153 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3154 | && CONSP (XCDR (tem1)) | |
3155 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3156 | { |
8e713be6 | 3157 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3158 | window_prompting |= XNegative; |
3159 | } | |
8e713be6 KR |
3160 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3161 | && CONSP (XCDR (tem1)) | |
3162 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3163 | { |
8e713be6 | 3164 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3165 | } |
f83f10ba | 3166 | else if (EQ (tem1, Qunbound)) |
7556890b | 3167 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3168 | else |
3169 | { | |
3170 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
3171 | f->output_data.x->left_pos = XINT (tem1); |
3172 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3173 | window_prompting |= XNegative; |
3174 | } | |
3175 | ||
c3724dc2 | 3176 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3177 | window_prompting |= USPosition; |
3178 | else | |
3179 | window_prompting |= PPosition; | |
01f1ba30 | 3180 | } |
f83f10ba | 3181 | |
739f2f53 | 3182 | return window_prompting; |
01f1ba30 JB |
3183 | } |
3184 | ||
f58534a3 RS |
3185 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3186 | ||
3187 | Status | |
3188 | XSetWMProtocols (dpy, w, protocols, count) | |
3189 | Display *dpy; | |
3190 | Window w; | |
3191 | Atom *protocols; | |
3192 | int count; | |
3193 | { | |
3194 | Atom prop; | |
3195 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3196 | if (prop == None) return False; | |
3197 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3198 | (unsigned char *) protocols, count); | |
3199 | return True; | |
3200 | } | |
9ef48a9d RS |
3201 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3202 | \f | |
3203 | #ifdef USE_X_TOOLKIT | |
3204 | ||
8e3d10a9 RS |
3205 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3206 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3207 | already be present because of the toolkit (Motif adds some of them, |
3208 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3209 | |
3210 | static void | |
b9dc4443 RS |
3211 | hack_wm_protocols (f, widget) |
3212 | FRAME_PTR f; | |
9ef48a9d RS |
3213 | Widget widget; |
3214 | { | |
3215 | Display *dpy = XtDisplay (widget); | |
3216 | Window w = XtWindow (widget); | |
3217 | int need_delete = 1; | |
3218 | int need_focus = 1; | |
59aa6c90 | 3219 | int need_save = 1; |
9ef48a9d RS |
3220 | |
3221 | BLOCK_INPUT; | |
3222 | { | |
3223 | Atom type, *atoms = 0; | |
3224 | int format = 0; | |
3225 | unsigned long nitems = 0; | |
3226 | unsigned long bytes_after; | |
3227 | ||
270958e8 KH |
3228 | if ((XGetWindowProperty (dpy, w, |
3229 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3230 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3231 | &type, &format, &nitems, &bytes_after, |
3232 | (unsigned char **) &atoms) | |
3233 | == Success) | |
9ef48a9d RS |
3234 | && format == 32 && type == XA_ATOM) |
3235 | while (nitems > 0) | |
3236 | { | |
3237 | nitems--; | |
b9dc4443 RS |
3238 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3239 | need_delete = 0; | |
3240 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3241 | need_focus = 0; | |
3242 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3243 | need_save = 0; | |
9ef48a9d RS |
3244 | } |
3245 | if (atoms) XFree ((char *) atoms); | |
3246 | } | |
3247 | { | |
3248 | Atom props [10]; | |
3249 | int count = 0; | |
b9dc4443 RS |
3250 | if (need_delete) |
3251 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3252 | if (need_focus) | |
3253 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3254 | if (need_save) | |
3255 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3256 | if (count) |
b9dc4443 RS |
3257 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3258 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3259 | (unsigned char *) props, count); |
3260 | } | |
3261 | UNBLOCK_INPUT; | |
3262 | } | |
3263 | #endif | |
86779fac GM |
3264 | |
3265 | ||
5a7df7d7 GM |
3266 | \f |
3267 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3268 | |
5a7df7d7 GM |
3269 | #ifdef HAVE_X_I18N |
3270 | ||
3271 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3272 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3273 | ||
3274 | ||
3275 | /* Supported XIM styles, ordered by preferenc. */ | |
3276 | ||
3277 | static XIMStyle supported_xim_styles[] = | |
3278 | { | |
3279 | XIMPreeditPosition | XIMStatusArea, | |
3280 | XIMPreeditPosition | XIMStatusNothing, | |
3281 | XIMPreeditPosition | XIMStatusNone, | |
3282 | XIMPreeditNothing | XIMStatusArea, | |
3283 | XIMPreeditNothing | XIMStatusNothing, | |
3284 | XIMPreeditNothing | XIMStatusNone, | |
3285 | XIMPreeditNone | XIMStatusArea, | |
3286 | XIMPreeditNone | XIMStatusNothing, | |
3287 | XIMPreeditNone | XIMStatusNone, | |
3288 | 0, | |
3289 | }; | |
3290 | ||
3291 | ||
3292 | /* Create an X fontset on frame F with base font name | |
3293 | BASE_FONTNAME.. */ | |
3294 | ||
3295 | static XFontSet | |
3296 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3297 | struct frame *f; |
5a7df7d7 | 3298 | char *base_fontname; |
86779fac | 3299 | { |
5a7df7d7 GM |
3300 | XFontSet xfs; |
3301 | char **missing_list; | |
3302 | int missing_count; | |
3303 | char *def_string; | |
86779fac | 3304 | |
5a7df7d7 GM |
3305 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3306 | base_fontname, &missing_list, | |
3307 | &missing_count, &def_string); | |
3308 | if (missing_list) | |
3309 | XFreeStringList (missing_list); | |
3310 | ||
3311 | /* No need to free def_string. */ | |
3312 | return xfs; | |
3313 | } | |
3314 | ||
3315 | ||
3316 | /* Value is the best input style, given user preferences USER (already | |
3317 | checked to be supported by Emacs), and styles supported by the | |
3318 | input method XIM. */ | |
3319 | ||
3320 | static XIMStyle | |
3321 | best_xim_style (user, xim) | |
3322 | XIMStyles *user; | |
3323 | XIMStyles *xim; | |
3324 | { | |
3325 | int i, j; | |
3326 | ||
3327 | for (i = 0; i < user->count_styles; ++i) | |
3328 | for (j = 0; j < xim->count_styles; ++j) | |
3329 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3330 | return user->supported_styles[i]; | |
3331 | ||
3332 | /* Return the default style. */ | |
3333 | return XIMPreeditNothing | XIMStatusNothing; | |
3334 | } | |
3335 | ||
3336 | /* Create XIC for frame F. */ | |
3337 | ||
5df79d3d GM |
3338 | static XIMStyle xic_style; |
3339 | ||
5a7df7d7 GM |
3340 | void |
3341 | create_frame_xic (f) | |
3342 | struct frame *f; | |
3343 | { | |
5a7df7d7 GM |
3344 | XIM xim; |
3345 | XIC xic = NULL; | |
3346 | XFontSet xfs = NULL; | |
86779fac | 3347 | |
5a7df7d7 GM |
3348 | if (FRAME_XIC (f)) |
3349 | return; | |
3350 | ||
3351 | xim = FRAME_X_XIM (f); | |
3352 | if (xim) | |
3353 | { | |
d9d57cb2 DL |
3354 | XRectangle s_area; |
3355 | XPoint spot; | |
5a7df7d7 GM |
3356 | XVaNestedList preedit_attr; |
3357 | XVaNestedList status_attr; | |
3358 | char *base_fontname; | |
3359 | int fontset; | |
3360 | ||
d9d57cb2 DL |
3361 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3362 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3363 | /* Create X fontset. */ |
3364 | fontset = FRAME_FONTSET (f); | |
3365 | if (fontset < 0) | |
3366 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3367 | else | |
3368 | { | |
6ecb43ce KH |
3369 | /* Determine the base fontname from the ASCII font name of |
3370 | FONTSET. */ | |
3371 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3372 | char *p = ascii_font; | |
5a7df7d7 | 3373 | int i; |
6ecb43ce KH |
3374 | |
3375 | for (i = 0; *p; p++) | |
3376 | if (*p == '-') i++; | |
3377 | if (i != 14) | |
3378 | /* As the font name doesn't conform to XLFD, we can't | |
3379 | modify it to get a suitable base fontname for the | |
3380 | frame. */ | |
3381 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3382 | else | |
3383 | { | |
3384 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3385 | char *p1 = NULL; |
6ecb43ce KH |
3386 | |
3387 | for (i = 0, p = ascii_font; i < 8; p++) | |
3388 | { | |
3389 | if (*p == '-') | |
3390 | { | |
3391 | i++; | |
3392 | if (i == 3) | |
3393 | p1 = p + 1; | |
3394 | } | |
3395 | } | |
3396 | base_fontname = (char *) alloca (len); | |
3397 | bzero (base_fontname, len); | |
3398 | strcpy (base_fontname, "-*-*-"); | |
3399 | bcopy (p1, base_fontname + 5, p - p1); | |
3400 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3401 | } | |
5a7df7d7 GM |
3402 | } |
3403 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3404 | |
5a7df7d7 GM |
3405 | /* Determine XIC style. */ |
3406 | if (xic_style == 0) | |
3407 | { | |
3408 | XIMStyles supported_list; | |
3409 | supported_list.count_styles = (sizeof supported_xim_styles | |
3410 | / sizeof supported_xim_styles[0]); | |
3411 | supported_list.supported_styles = supported_xim_styles; | |
3412 | xic_style = best_xim_style (&supported_list, | |
3413 | FRAME_X_XIM_STYLES (f)); | |
3414 | } | |
86779fac | 3415 | |
5a7df7d7 GM |
3416 | preedit_attr = XVaCreateNestedList (0, |
3417 | XNFontSet, xfs, | |
3418 | XNForeground, | |
3419 | FRAME_FOREGROUND_PIXEL (f), | |
3420 | XNBackground, | |
3421 | FRAME_BACKGROUND_PIXEL (f), | |
3422 | (xic_style & XIMPreeditPosition | |
3423 | ? XNSpotLocation | |
3424 | : NULL), | |
3425 | &spot, | |
3426 | NULL); | |
3427 | status_attr = XVaCreateNestedList (0, | |
3428 | XNArea, | |
3429 | &s_area, | |
3430 | XNFontSet, | |
3431 | xfs, | |
3432 | XNForeground, | |
3433 | FRAME_FOREGROUND_PIXEL (f), | |
3434 | XNBackground, | |
3435 | FRAME_BACKGROUND_PIXEL (f), | |
3436 | NULL); | |
3437 | ||
3438 | xic = XCreateIC (xim, | |
3439 | XNInputStyle, xic_style, | |
3440 | XNClientWindow, FRAME_X_WINDOW(f), | |
3441 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3442 | XNStatusAttributes, status_attr, | |
3443 | XNPreeditAttributes, preedit_attr, | |
3444 | NULL); | |
3445 | XFree (preedit_attr); | |
3446 | XFree (status_attr); | |
3447 | } | |
3448 | ||
3449 | FRAME_XIC (f) = xic; | |
3450 | FRAME_XIC_STYLE (f) = xic_style; | |
3451 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3452 | } |
3453 | ||
5a7df7d7 GM |
3454 | |
3455 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3456 | ||
3457 | void | |
3458 | free_frame_xic (f) | |
3459 | struct frame *f; | |
3460 | { | |
3461 | if (FRAME_XIC (f) == NULL) | |
3462 | return; | |
3463 | ||
3464 | XDestroyIC (FRAME_XIC (f)); | |
3465 | if (FRAME_XIC_FONTSET (f)) | |
3466 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3467 | ||
3468 | FRAME_XIC (f) = NULL; | |
3469 | FRAME_XIC_FONTSET (f) = NULL; | |
3470 | } | |
3471 | ||
3472 | ||
3473 | /* Place preedit area for XIC of window W's frame to specified | |
3474 | pixel position X/Y. X and Y are relative to window W. */ | |
3475 | ||
3476 | void | |
3477 | xic_set_preeditarea (w, x, y) | |
3478 | struct window *w; | |
3479 | int x, y; | |
3480 | { | |
3481 | struct frame *f = XFRAME (w->frame); | |
3482 | XVaNestedList attr; | |
3483 | XPoint spot; | |
3484 | ||
3485 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3486 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3487 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3488 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3489 | XFree (attr); | |
3490 | } | |
3491 | ||
3492 | ||
3493 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3494 | ||
3495 | void | |
3496 | xic_set_statusarea (f) | |
3497 | struct frame *f; | |
3498 | { | |
3499 | XIC xic = FRAME_XIC (f); | |
3500 | XVaNestedList attr; | |
3501 | XRectangle area; | |
3502 | XRectangle *needed; | |
3503 | ||
3504 | /* Negotiate geometry of status area. If input method has existing | |
3505 | status area, use its current size. */ | |
3506 | area.x = area.y = area.width = area.height = 0; | |
3507 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3508 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3509 | XFree (attr); | |
3510 | ||
3511 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3512 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3513 | XFree (attr); | |
3514 | ||
3515 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3516 | { | |
3517 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3518 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3519 | XFree (attr); | |
3520 | } | |
3521 | ||
3522 | area.width = needed->width; | |
3523 | area.height = needed->height; | |
3524 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3525 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3526 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3527 | XFree (needed); | |
3528 | ||
3529 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3530 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3531 | XFree (attr); | |
3532 | } | |
3533 | ||
3534 | ||
3535 | /* Set X fontset for XIC of frame F, using base font name | |
3536 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3537 | ||
3538 | void | |
3539 | xic_set_xfontset (f, base_fontname) | |
3540 | struct frame *f; | |
3541 | char *base_fontname; | |
3542 | { | |
3543 | XVaNestedList attr; | |
3544 | XFontSet xfs; | |
3545 | ||
3546 | xfs = xic_create_xfontset (f, base_fontname); | |
3547 | ||
3548 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3549 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3550 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3551 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3552 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3553 | XFree (attr); | |
3554 | ||
3555 | if (FRAME_XIC_FONTSET (f)) | |
3556 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3557 | FRAME_XIC_FONTSET (f) = xfs; | |
3558 | } | |
3559 | ||
3560 | #endif /* HAVE_X_I18N */ | |
3561 | ||
3562 | ||
9ef48a9d | 3563 | \f |
8fc2766b RS |
3564 | #ifdef USE_X_TOOLKIT |
3565 | ||
3566 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3567 | |
01f1ba30 | 3568 | static void |
a7f7d550 FP |
3569 | x_window (f, window_prompting, minibuffer_only) |
3570 | struct frame *f; | |
3571 | long window_prompting; | |
3572 | int minibuffer_only; | |
01f1ba30 | 3573 | { |
9ef48a9d | 3574 | XClassHint class_hints; |
31ac8d8c FP |
3575 | XSetWindowAttributes attributes; |
3576 | unsigned long attribute_mask; | |
9ef48a9d RS |
3577 | Widget shell_widget; |
3578 | Widget pane_widget; | |
6c32dd68 | 3579 | Widget frame_widget; |
9ef48a9d RS |
3580 | Arg al [25]; |
3581 | int ac; | |
3582 | ||
3583 | BLOCK_INPUT; | |
3584 | ||
b7975ee4 KH |
3585 | /* Use the resource name as the top-level widget name |
3586 | for looking up resources. Make a non-Lisp copy | |
3587 | for the window manager, so GC relocation won't bother it. | |
3588 | ||
3589 | Elsewhere we specify the window name for the window manager. */ | |
3590 | ||
cca176a0 | 3591 | { |
b7975ee4 KH |
3592 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3593 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3594 | strcpy (f->namebuf, str); |
3595 | } | |
9ef48a9d RS |
3596 | |
3597 | ac = 0; | |
3598 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3599 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3600 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3601 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3602 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3603 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3604 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3605 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3606 | applicationShellWidgetClass, |
82c90203 | 3607 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3608 | |
7556890b | 3609 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3610 | /* maybe_set_screen_title_format (shell_widget); */ |
3611 | ||
6c32dd68 PR |
3612 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3613 | (widget_value *) NULL, | |
3614 | shell_widget, False, | |
3615 | (lw_callback) NULL, | |
3616 | (lw_callback) NULL, | |
b6e11efd | 3617 | (lw_callback) NULL, |
6c32dd68 | 3618 | (lw_callback) NULL); |
9ef48a9d | 3619 | |
9b2956e2 GM |
3620 | ac = 0; |
3621 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3622 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3623 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3624 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3625 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3626 | |
9ef48a9d | 3627 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3628 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3629 | |
3630 | ac = 0; | |
3631 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3632 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3633 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3634 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3635 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3636 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3637 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3638 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3639 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3640 | al, ac); | |
9ef48a9d | 3641 | |
7556890b | 3642 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3643 | |
6c32dd68 | 3644 | XtManageChild (frame_widget); |
a7f7d550 FP |
3645 | |
3646 | /* Do some needed geometry management. */ | |
3647 | { | |
3648 | int len; | |
3649 | char *tem, shell_position[32]; | |
3650 | Arg al[2]; | |
3651 | int ac = 0; | |
5031cc10 | 3652 | int extra_borders = 0; |
8fc2766b | 3653 | int menubar_size |
7556890b RS |
3654 | = (f->output_data.x->menubar_widget |
3655 | ? (f->output_data.x->menubar_widget->core.height | |
3656 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3657 | : 0); |
a7f7d550 | 3658 | |
f7008aff RS |
3659 | #if 0 /* Experimentally, we now get the right results |
3660 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3661 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3662 | { | |
dd254b21 | 3663 | Dimension ibw = 0; |
01cbdba5 RS |
3664 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3665 | menubar_size += ibw; | |
3666 | } | |
f7008aff | 3667 | #endif |
01cbdba5 | 3668 | |
7556890b | 3669 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3670 | |
440b0bfd | 3671 | #ifndef USE_LUCID |
5031cc10 KH |
3672 | /* Motif seems to need this amount added to the sizes |
3673 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3674 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3675 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3676 | &extra_borders, NULL); | |
3677 | extra_borders *= 2; | |
3678 | #endif | |
5031cc10 | 3679 | |
97787173 RS |
3680 | /* Convert our geometry parameters into a geometry string |
3681 | and specify it. | |
3682 | Note that we do not specify here whether the position | |
3683 | is a user-specified or program-specified one. | |
3684 | We pass that information later, in x_wm_set_size_hints. */ | |
3685 | { | |
7556890b | 3686 | int left = f->output_data.x->left_pos; |
97787173 | 3687 | int xneg = window_prompting & XNegative; |
7556890b | 3688 | int top = f->output_data.x->top_pos; |
97787173 RS |
3689 | int yneg = window_prompting & YNegative; |
3690 | if (xneg) | |
3691 | left = -left; | |
3692 | if (yneg) | |
3693 | top = -top; | |
c760f47e KH |
3694 | |
3695 | if (window_prompting & USPosition) | |
5031cc10 KH |
3696 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3697 | PIXEL_WIDTH (f) + extra_borders, | |
3698 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3699 | (xneg ? '-' : '+'), left, |
3700 | (yneg ? '-' : '+'), top); | |
3701 | else | |
5031cc10 KH |
3702 | sprintf (shell_position, "=%dx%d", |
3703 | PIXEL_WIDTH (f) + extra_borders, | |
3704 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3705 | } |
3706 | ||
a7f7d550 | 3707 | len = strlen (shell_position) + 1; |
77110caa RS |
3708 | /* We don't free this because we don't know whether |
3709 | it is safe to free it while the frame exists. | |
3710 | It isn't worth the trouble of arranging to free it | |
3711 | when the frame is deleted. */ | |
a7f7d550 FP |
3712 | tem = (char *) xmalloc (len); |
3713 | strncpy (tem, shell_position, len); | |
3714 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3715 | XtSetValues (shell_widget, al, ac); | |
3716 | } | |
3717 | ||
9ef48a9d RS |
3718 | XtManageChild (pane_widget); |
3719 | XtRealizeWidget (shell_widget); | |
3720 | ||
6c32dd68 | 3721 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3722 | |
3723 | validate_x_resource_name (); | |
b7975ee4 | 3724 | |
9ef48a9d | 3725 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3726 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3727 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3728 | |
3729 | #ifdef HAVE_X_I18N | |
3730 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3731 | #ifdef USE_XIM |
5a7df7d7 | 3732 | create_frame_xic (f); |
4bd777b8 | 3733 | #endif |
5a7df7d7 | 3734 | #endif |
64d16748 | 3735 | |
7556890b RS |
3736 | f->output_data.x->wm_hints.input = True; |
3737 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3738 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3739 | &f->output_data.x->wm_hints); |
b8228beb | 3740 | |
c4ec904f | 3741 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3742 | |
6c32dd68 PR |
3743 | #ifdef HACK_EDITRES |
3744 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3745 | #endif | |
3746 | ||
9ef48a9d | 3747 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3748 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3749 | be initialized to something relevant to the time we created the window. |
3750 | */ | |
6c32dd68 | 3751 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3752 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3753 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3754 | (unsigned char*) NULL, 0); |
3755 | ||
5a7df7d7 | 3756 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3757 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3758 | |
3759 | #ifdef HAVE_X_I18N | |
3760 | if (FRAME_XIC (f)) | |
3761 | { | |
3762 | /* XIM server might require some X events. */ | |
3763 | unsigned long fevent = NoEventMask; | |
3764 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3765 | attributes.event_mask |= fevent; | |
3766 | } | |
3767 | #endif /* HAVE_X_I18N */ | |
3768 | ||
31ac8d8c FP |
3769 | attribute_mask = CWEventMask; |
3770 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3771 | attribute_mask, &attributes); | |
3772 | ||
6c32dd68 | 3773 | XtMapWidget (frame_widget); |
9ef48a9d | 3774 | |
8fc2766b RS |
3775 | /* x_set_name normally ignores requests to set the name if the |
3776 | requested name is the same as the current name. This is the one | |
3777 | place where that assumption isn't correct; f->name is set, but | |
3778 | the X server hasn't been told. */ | |
3779 | { | |
3780 | Lisp_Object name; | |
3781 | int explicit = f->explicit_name; | |
3782 | ||
3783 | f->explicit_name = 0; | |
3784 | name = f->name; | |
3785 | f->name = Qnil; | |
3786 | x_set_name (f, name, explicit); | |
3787 | } | |
3788 | ||
b9dc4443 | 3789 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3790 | f->output_data.x->text_cursor); |
8fc2766b RS |
3791 | |
3792 | UNBLOCK_INPUT; | |
3793 | ||
495fa05e GM |
3794 | /* This is a no-op, except under Motif. Make sure main areas are |
3795 | set to something reasonable, in case we get an error later. */ | |
3796 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3797 | } |
3798 | ||
9ef48a9d RS |
3799 | #else /* not USE_X_TOOLKIT */ |
3800 | ||
8fc2766b RS |
3801 | /* Create and set up the X window for frame F. */ |
3802 | ||
201d8c78 | 3803 | void |
8fc2766b RS |
3804 | x_window (f) |
3805 | struct frame *f; | |
3806 | ||
3807 | { | |
3808 | XClassHint class_hints; | |
3809 | XSetWindowAttributes attributes; | |
3810 | unsigned long attribute_mask; | |
3811 | ||
7556890b RS |
3812 | attributes.background_pixel = f->output_data.x->background_pixel; |
3813 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3814 | attributes.bit_gravity = StaticGravity; |
3815 | attributes.backing_store = NotUseful; | |
3816 | attributes.save_under = True; | |
3817 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3818 | attributes.colormap = FRAME_X_COLORMAP (f); |
3819 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3820 | | CWColormap); | |
01f1ba30 JB |
3821 | |
3822 | BLOCK_INPUT; | |
fe24a618 | 3823 | FRAME_X_WINDOW (f) |
b9dc4443 | 3824 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3825 | f->output_data.x->parent_desc, |
3826 | f->output_data.x->left_pos, | |
3827 | f->output_data.x->top_pos, | |
f676886a | 3828 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3829 | f->output_data.x->border_width, |
01f1ba30 JB |
3830 | CopyFromParent, /* depth */ |
3831 | InputOutput, /* class */ | |
383d6ffc | 3832 | FRAME_X_VISUAL (f), |
01f1ba30 | 3833 | attribute_mask, &attributes); |
5a7df7d7 GM |
3834 | |
3835 | #ifdef HAVE_X_I18N | |
4bd777b8 | 3836 | #ifdef USE_XIM |
5a7df7d7 GM |
3837 | create_frame_xic (f); |
3838 | if (FRAME_XIC (f)) | |
3839 | { | |
3840 | /* XIM server might require some X events. */ | |
3841 | unsigned long fevent = NoEventMask; | |
3842 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3843 | attributes.event_mask |= fevent; | |
3844 | attribute_mask = CWEventMask; | |
3845 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3846 | attribute_mask, &attributes); | |
3847 | } | |
4bd777b8 | 3848 | #endif |
5a7df7d7 GM |
3849 | #endif /* HAVE_X_I18N */ |
3850 | ||
d387c960 | 3851 | validate_x_resource_name (); |
b7975ee4 | 3852 | |
d387c960 | 3853 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3854 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3855 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3856 | |
00983aba KH |
3857 | /* The menubar is part of the ordinary display; |
3858 | it does not count in addition to the height of the window. */ | |
7556890b | 3859 | f->output_data.x->menubar_height = 0; |
00983aba | 3860 | |
179956b9 JB |
3861 | /* This indicates that we use the "Passive Input" input model. |
3862 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3863 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3864 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3865 | |
7556890b RS |
3866 | f->output_data.x->wm_hints.input = True; |
3867 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3868 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3869 | &f->output_data.x->wm_hints); |
6d078211 | 3870 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3871 | |
032e4ebe RS |
3872 | /* Request "save yourself" and "delete window" commands from wm. */ |
3873 | { | |
3874 | Atom protocols[2]; | |
b9dc4443 RS |
3875 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3876 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3877 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3878 | } |
9ef48a9d | 3879 | |
e373f201 JB |
3880 | /* x_set_name normally ignores requests to set the name if the |
3881 | requested name is the same as the current name. This is the one | |
3882 | place where that assumption isn't correct; f->name is set, but | |
3883 | the X server hasn't been told. */ | |
3884 | { | |
98381190 | 3885 | Lisp_Object name; |
cf177271 | 3886 | int explicit = f->explicit_name; |
e373f201 | 3887 | |
cf177271 | 3888 | f->explicit_name = 0; |
98381190 KH |
3889 | name = f->name; |
3890 | f->name = Qnil; | |
cf177271 | 3891 | x_set_name (f, name, explicit); |
e373f201 JB |
3892 | } |
3893 | ||
b9dc4443 | 3894 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3895 | f->output_data.x->text_cursor); |
9ef48a9d | 3896 | |
01f1ba30 JB |
3897 | UNBLOCK_INPUT; |
3898 | ||
fe24a618 | 3899 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3900 | error ("Unable to create window"); |
01f1ba30 JB |
3901 | } |
3902 | ||
8fc2766b RS |
3903 | #endif /* not USE_X_TOOLKIT */ |
3904 | ||
01f1ba30 JB |
3905 | /* Handle the icon stuff for this window. Perhaps later we might |
3906 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3907 | well. */ |
01f1ba30 JB |
3908 | |
3909 | static void | |
f676886a JB |
3910 | x_icon (f, parms) |
3911 | struct frame *f; | |
01f1ba30 JB |
3912 | Lisp_Object parms; |
3913 | { | |
f9942c9e | 3914 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3915 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3916 | |
3917 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3918 | icons in an icon window. */ |
333b20bb GM |
3919 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3920 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3921 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3922 | { |
f9942c9e JB |
3923 | CHECK_NUMBER (icon_x, 0); |
3924 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3925 | } |
f9942c9e | 3926 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3927 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3928 | |
f9942c9e JB |
3929 | BLOCK_INPUT; |
3930 | ||
fe24a618 JB |
3931 | if (! EQ (icon_x, Qunbound)) |
3932 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3933 | |
01f1ba30 | 3934 | /* Start up iconic or window? */ |
49795535 | 3935 | x_wm_set_window_state |
333b20bb GM |
3936 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3937 | Qicon) | |
49795535 JB |
3938 | ? IconicState |
3939 | : NormalState)); | |
01f1ba30 | 3940 | |
f468da95 RS |
3941 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3942 | ? f->icon_name | |
3943 | : f->name))->data); | |
80534dd6 | 3944 | |
01f1ba30 JB |
3945 | UNBLOCK_INPUT; |
3946 | } | |
3947 | ||
b243755a | 3948 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
3949 | background, border and mouse colors; also create the |
3950 | mouse cursor and the gray border tile. */ | |
3951 | ||
f945b920 JB |
3952 | static char cursor_bits[] = |
3953 | { | |
3954 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3955 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3956 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3957 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3958 | }; | |
3959 | ||
01f1ba30 | 3960 | static void |
f676886a JB |
3961 | x_make_gc (f) |
3962 | struct frame *f; | |
01f1ba30 JB |
3963 | { |
3964 | XGCValues gc_values; | |
01f1ba30 | 3965 | |
6afb1d07 JB |
3966 | BLOCK_INPUT; |
3967 | ||
b243755a | 3968 | /* Create the GCs of this frame. |
9ef48a9d | 3969 | Note that many default values are used. */ |
01f1ba30 JB |
3970 | |
3971 | /* Normal video */ | |
7556890b RS |
3972 | gc_values.font = f->output_data.x->font->fid; |
3973 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3974 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3975 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
3976 | f->output_data.x->normal_gc |
3977 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3978 | FRAME_X_WINDOW (f), | |
3979 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
3980 | &gc_values); | |
01f1ba30 | 3981 | |
b9dc4443 | 3982 | /* Reverse video style. */ |
7556890b RS |
3983 | gc_values.foreground = f->output_data.x->background_pixel; |
3984 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
3985 | f->output_data.x->reverse_gc |
3986 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3987 | FRAME_X_WINDOW (f), | |
3988 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
3989 | &gc_values); | |
01f1ba30 | 3990 | |
9ef48a9d | 3991 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3992 | gc_values.foreground = f->output_data.x->background_pixel; |
3993 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3994 | gc_values.fill_style = FillOpaqueStippled; |
3995 | gc_values.stipple | |
b9dc4443 RS |
3996 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3997 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3998 | cursor_bits, 16, 16); |
7556890b | 3999 | f->output_data.x->cursor_gc |
b9dc4443 | 4000 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 4001 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 4002 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
4003 | &gc_values); |
4004 | ||
333b20bb GM |
4005 | /* Reliefs. */ |
4006 | f->output_data.x->white_relief.gc = 0; | |
4007 | f->output_data.x->black_relief.gc = 0; | |
4008 | ||
01f1ba30 | 4009 | /* Create the gray border tile used when the pointer is not in |
f676886a | 4010 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4011 | this must be done on a per-frame basis. */ |
7556890b | 4012 | f->output_data.x->border_tile |
d043f1a4 | 4013 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4014 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4015 | gray_bits, gray_width, gray_height, |
7556890b RS |
4016 | f->output_data.x->foreground_pixel, |
4017 | f->output_data.x->background_pixel, | |
ab452f99 | 4018 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4019 | |
4020 | UNBLOCK_INPUT; | |
01f1ba30 | 4021 | } |
01f1ba30 | 4022 | |
959e647d GM |
4023 | |
4024 | /* Free what was was allocated in x_make_gc. */ | |
4025 | ||
4026 | void | |
4027 | x_free_gcs (f) | |
4028 | struct frame *f; | |
4029 | { | |
4030 | Display *dpy = FRAME_X_DISPLAY (f); | |
4031 | ||
4032 | BLOCK_INPUT; | |
4033 | ||
4034 | if (f->output_data.x->normal_gc) | |
4035 | { | |
4036 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4037 | f->output_data.x->normal_gc = 0; | |
4038 | } | |
4039 | ||
4040 | if (f->output_data.x->reverse_gc) | |
4041 | { | |
4042 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4043 | f->output_data.x->reverse_gc = 0; | |
4044 | } | |
4045 | ||
4046 | if (f->output_data.x->cursor_gc) | |
4047 | { | |
4048 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4049 | f->output_data.x->cursor_gc = 0; | |
4050 | } | |
4051 | ||
4052 | if (f->output_data.x->border_tile) | |
4053 | { | |
4054 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4055 | f->output_data.x->border_tile = 0; | |
4056 | } | |
4057 | ||
4058 | UNBLOCK_INPUT; | |
4059 | } | |
4060 | ||
4061 | ||
eaf1eea9 GM |
4062 | /* Handler for signals raised during x_create_frame and |
4063 | x_create_top_frame. FRAME is the frame which is partially | |
4064 | constructed. */ | |
4065 | ||
4066 | static Lisp_Object | |
4067 | unwind_create_frame (frame) | |
4068 | Lisp_Object frame; | |
4069 | { | |
4070 | struct frame *f = XFRAME (frame); | |
4071 | ||
4072 | /* If frame is ``official'', nothing to do. */ | |
4073 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4074 | { | |
f1d2ce7f | 4075 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4076 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4077 | #endif | |
4078 | ||
4079 | x_free_frame_resources (f); | |
4080 | ||
4081 | /* Check that reference counts are indeed correct. */ | |
4082 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4083 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4084 | return Qt; |
eaf1eea9 GM |
4085 | } |
4086 | ||
4087 | return Qnil; | |
4088 | } | |
4089 | ||
4090 | ||
f676886a | 4091 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4092 | 1, 1, 0, |
f676886a | 4093 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 4094 | Returns an Emacs frame object.\n\ |
f676886a JB |
4095 | ALIST is an alist of frame parameters.\n\ |
4096 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 4097 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 4098 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
4099 | be shared by the new frame.\n\ |
4100 | \n\ | |
4101 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
4102 | (parms) |
4103 | Lisp_Object parms; | |
4104 | { | |
f676886a | 4105 | struct frame *f; |
2365c027 | 4106 | Lisp_Object frame, tem; |
01f1ba30 JB |
4107 | Lisp_Object name; |
4108 | int minibuffer_only = 0; | |
4109 | long window_prompting = 0; | |
4110 | int width, height; | |
eaf1eea9 | 4111 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4112 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4113 | Lisp_Object display; |
333b20bb | 4114 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4115 | Lisp_Object parent; |
e557f19d | 4116 | struct kboard *kb; |
01f1ba30 | 4117 | |
11ae94fe | 4118 | check_x (); |
01f1ba30 | 4119 | |
b7975ee4 KH |
4120 | /* Use this general default value to start with |
4121 | until we know if this frame has a specified name. */ | |
4122 | Vx_resource_name = Vinvocation_name; | |
4123 | ||
333b20bb | 4124 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4125 | if (EQ (display, Qunbound)) |
4126 | display = Qnil; | |
4127 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4128 | #ifdef MULTI_KBOARD |
4129 | kb = dpyinfo->kboard; | |
4130 | #else | |
4131 | kb = &the_only_kboard; | |
4132 | #endif | |
b9dc4443 | 4133 | |
333b20bb | 4134 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4135 | if (!STRINGP (name) |
cf177271 JB |
4136 | && ! EQ (name, Qunbound) |
4137 | && ! NILP (name)) | |
08a90d6a | 4138 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4139 | |
b7975ee4 KH |
4140 | if (STRINGP (name)) |
4141 | Vx_resource_name = name; | |
4142 | ||
a59e4f3d | 4143 | /* See if parent window is specified. */ |
333b20bb | 4144 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4145 | if (EQ (parent, Qunbound)) |
4146 | parent = Qnil; | |
4147 | if (! NILP (parent)) | |
4148 | CHECK_NUMBER (parent, 0); | |
4149 | ||
ecaca587 RS |
4150 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4151 | /* No need to protect DISPLAY because that's not used after passing | |
4152 | it to make_frame_without_minibuffer. */ | |
4153 | frame = Qnil; | |
4154 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4155 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4156 | RES_TYPE_SYMBOL); | |
f9942c9e | 4157 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4158 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4159 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4160 | { |
f676886a | 4161 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4162 | minibuffer_only = 1; |
4163 | } | |
6a5e54e2 | 4164 | else if (WINDOWP (tem)) |
2526c290 | 4165 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4166 | else |
4167 | f = make_frame (1); | |
01f1ba30 | 4168 | |
ecaca587 RS |
4169 | XSETFRAME (frame, f); |
4170 | ||
a3c87d4e JB |
4171 | /* Note that X Windows does support scroll bars. */ |
4172 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4173 | |
08a90d6a | 4174 | f->output_method = output_x_window; |
7556890b RS |
4175 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4176 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4177 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4178 | f->output_data.x->fontset = -1; |
333b20bb GM |
4179 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4180 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
4181 | #ifdef USE_TOOLKIT_SCROLL_BARS |
4182 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
4183 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
4184 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 4185 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4186 | |
f468da95 | 4187 | f->icon_name |
333b20bb GM |
4188 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4189 | RES_TYPE_STRING); | |
f468da95 RS |
4190 | if (! STRINGP (f->icon_name)) |
4191 | f->icon_name = Qnil; | |
80534dd6 | 4192 | |
08a90d6a | 4193 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4194 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4195 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4196 | dpyinfo_refcount = dpyinfo->reference_count; | |
4197 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4198 | #ifdef MULTI_KBOARD |
e557f19d | 4199 | FRAME_KBOARD (f) = kb; |
73410c76 | 4200 | #endif |
08a90d6a | 4201 | |
9b2956e2 GM |
4202 | /* These colors will be set anyway later, but it's important |
4203 | to get the color reference counts right, so initialize them! */ | |
4204 | { | |
4205 | Lisp_Object black; | |
4206 | struct gcpro gcpro1; | |
cefecbcf GM |
4207 | |
4208 | /* Function x_decode_color can signal an error. Make | |
4209 | sure to initialize color slots so that we won't try | |
4210 | to free colors we haven't allocated. */ | |
4211 | f->output_data.x->foreground_pixel = -1; | |
4212 | f->output_data.x->background_pixel = -1; | |
4213 | f->output_data.x->cursor_pixel = -1; | |
4214 | f->output_data.x->cursor_foreground_pixel = -1; | |
4215 | f->output_data.x->border_pixel = -1; | |
4216 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4217 | |
4218 | black = build_string ("black"); | |
4219 | GCPRO1 (black); | |
4220 | f->output_data.x->foreground_pixel | |
4221 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4222 | f->output_data.x->background_pixel | |
4223 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4224 | f->output_data.x->cursor_pixel | |
4225 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4226 | f->output_data.x->cursor_foreground_pixel | |
4227 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4228 | f->output_data.x->border_pixel | |
4229 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4230 | f->output_data.x->mouse_pixel | |
4231 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4232 | UNGCPRO; | |
4233 | } | |
4234 | ||
a59e4f3d RS |
4235 | /* Specify the parent under which to make this X window. */ |
4236 | ||
4237 | if (!NILP (parent)) | |
4238 | { | |
8c239ac3 | 4239 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4240 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4241 | } |
4242 | else | |
4243 | { | |
7556890b RS |
4244 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4245 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4246 | } |
4247 | ||
cf177271 JB |
4248 | /* Set the name; the functions to which we pass f expect the name to |
4249 | be set. */ | |
4250 | if (EQ (name, Qunbound) || NILP (name)) | |
4251 | { | |
08a90d6a | 4252 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4253 | f->explicit_name = 0; |
4254 | } | |
4255 | else | |
4256 | { | |
4257 | f->name = name; | |
4258 | f->explicit_name = 1; | |
9ef48a9d RS |
4259 | /* use the frame's title when getting resources for this frame. */ |
4260 | specbind (Qx_resource_name, name); | |
cf177271 | 4261 | } |
01f1ba30 | 4262 | |
01f1ba30 JB |
4263 | /* Extract the window parameters from the supplied values |
4264 | that are needed to determine window geometry. */ | |
d387c960 JB |
4265 | { |
4266 | Lisp_Object font; | |
4267 | ||
333b20bb | 4268 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4269 | |
6817eab4 | 4270 | BLOCK_INPUT; |
e5e548e3 RS |
4271 | /* First, try whatever font the caller has specified. */ |
4272 | if (STRINGP (font)) | |
942ea06d | 4273 | { |
49965a29 | 4274 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4275 | if (STRINGP (tem)) |
4276 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4277 | else |
4278 | font = x_new_font (f, XSTRING (font)->data); | |
4279 | } | |
333b20bb | 4280 | |
e5e548e3 | 4281 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4282 | if (!STRINGP (font)) |
4283 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4284 | if (!STRINGP (font)) |
a6ac02af | 4285 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4286 | if (! STRINGP (font)) |
a6ac02af | 4287 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4288 | if (! STRINGP (font)) |
4289 | /* This was formerly the first thing tried, but it finds too many fonts | |
4290 | and takes too long. */ | |
4291 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4292 | /* If those didn't work, look for something which will at least work. */ | |
4293 | if (! STRINGP (font)) | |
a6ac02af | 4294 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4295 | UNBLOCK_INPUT; |
4296 | if (! STRINGP (font)) | |
e5e548e3 RS |
4297 | font = build_string ("fixed"); |
4298 | ||
477f8642 | 4299 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4300 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4301 | } |
9ef48a9d | 4302 | |
e3881aa0 | 4303 | #ifdef USE_LUCID |
82c90203 RS |
4304 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4305 | whereby it fails to get any font. */ | |
7556890b | 4306 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4307 | #endif |
82c90203 | 4308 | |
cf177271 | 4309 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4310 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4311 | ||
ddf768c3 JB |
4312 | /* This defaults to 2 in order to match xterm. We recognize either |
4313 | internalBorderWidth or internalBorder (which is what xterm calls | |
4314 | it). */ | |
4315 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4316 | { | |
4317 | Lisp_Object value; | |
4318 | ||
abb4b7ec | 4319 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4320 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4321 | if (! EQ (value, Qunbound)) |
4322 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4323 | parms); | |
4324 | } | |
dca97592 | 4325 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4326 | "internalBorderWidth", "internalBorderWidth", |
4327 | RES_TYPE_NUMBER); | |
1ab3d87e | 4328 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4329 | "verticalScrollBars", "ScrollBars", |
4330 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4331 | |
b9dc4443 | 4332 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4333 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4334 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4335 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4336 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4337 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4338 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4339 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4340 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4341 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4342 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4343 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4344 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4345 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4346 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
333b20bb GM |
4347 | |
4348 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4349 | "scrollBarForeground", | |
4350 | "ScrollBarForeground", 1); | |
4351 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4352 | "scrollBarBackground", | |
4353 | "ScrollBarBackground", 0); | |
4354 | ||
4355 | /* Init faces before x_default_parameter is called for scroll-bar | |
4356 | parameters because that function calls x_set_scroll_bar_width, | |
4357 | which calls change_frame_size, which calls Fset_window_buffer, | |
4358 | which runs hooks, which call Fvertical_motion. At the end, we | |
4359 | end up in init_iterator with a null face cache, which should not | |
4360 | happen. */ | |
4361 | init_frame_faces (f); | |
4362 | ||
c7bcb20d | 4363 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4364 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4365 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4366 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4367 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4368 | "bufferPredicate", "BufferPredicate", |
4369 | RES_TYPE_SYMBOL); | |
c2304e02 | 4370 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4371 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4372 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4373 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
90eb1019 | 4374 | |
7556890b | 4375 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4376 | |
4377 | /* Add the tool-bar height to the initial frame height so that the | |
4378 | user gets a text display area of the size he specified with -g or | |
4379 | via .Xdefaults. Later changes of the tool-bar height don't | |
4380 | change the frame size. This is done so that users can create | |
4381 | tall Emacs frames without having to guess how tall the tool-bar | |
4382 | will get. */ | |
4383 | if (FRAME_TOOL_BAR_LINES (f)) | |
4384 | { | |
4385 | int margin, relief, bar_height; | |
4386 | ||
4387 | relief = (tool_bar_button_relief > 0 | |
4388 | ? tool_bar_button_relief | |
4389 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4390 | ||
4391 | if (INTEGERP (Vtool_bar_button_margin) | |
4392 | && XINT (Vtool_bar_button_margin) > 0) | |
4393 | margin = XFASTINT (Vtool_bar_button_margin); | |
4394 | else if (CONSP (Vtool_bar_button_margin) | |
4395 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4396 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4397 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4398 | else | |
4399 | margin = 0; | |
4400 | ||
4401 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4402 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4403 | } | |
4404 | ||
4405 | /* Compute the size of the X window. */ | |
f676886a | 4406 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4407 | |
f83f10ba | 4408 | if (window_prompting & XNegative) |
2365c027 | 4409 | { |
f83f10ba | 4410 | if (window_prompting & YNegative) |
7556890b | 4411 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4412 | else |
7556890b | 4413 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4414 | } |
4415 | else | |
4416 | { | |
4417 | if (window_prompting & YNegative) | |
7556890b | 4418 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4419 | else |
7556890b | 4420 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4421 | } |
4422 | ||
7556890b | 4423 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4424 | |
495fa05e GM |
4425 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4426 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4427 | ||
6a1bcd01 | 4428 | /* Create the X widget or window. */ |
a7f7d550 FP |
4429 | #ifdef USE_X_TOOLKIT |
4430 | x_window (f, window_prompting, minibuffer_only); | |
4431 | #else | |
f676886a | 4432 | x_window (f); |
a7f7d550 | 4433 | #endif |
495fa05e | 4434 | |
f676886a JB |
4435 | x_icon (f, parms); |
4436 | x_make_gc (f); | |
01f1ba30 | 4437 | |
495fa05e GM |
4438 | /* Now consider the frame official. */ |
4439 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4440 | Vframe_list = Fcons (frame, Vframe_list); | |
4441 | ||
f9942c9e JB |
4442 | /* We need to do this after creating the X window, so that the |
4443 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4444 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4445 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4446 | |
cf177271 | 4447 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4448 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4449 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4450 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4451 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4452 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4453 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4454 | "scrollBarWidth", "ScrollBarWidth", | |
4455 | RES_TYPE_NUMBER); | |
f9942c9e | 4456 | |
f676886a | 4457 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4458 | Change will not be effected unless different from the current |
b9dc4443 | 4459 | f->height. */ |
f676886a JB |
4460 | width = f->width; |
4461 | height = f->height; | |
6a1bcd01 | 4462 | |
1ab3d87e RS |
4463 | f->height = 0; |
4464 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4465 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4466 | |
4a967a9b GM |
4467 | /* Set up faces after all frame parameters are known. This call |
4468 | also merges in face attributes specified for new frames. If we | |
4469 | don't do this, the `menu' face for instance won't have the right | |
4470 | colors, and the menu bar won't appear in the specified colors for | |
4471 | new frames. */ | |
4472 | call1 (Qface_set_after_frame_default, frame); | |
4473 | ||
495fa05e GM |
4474 | #ifdef USE_X_TOOLKIT |
4475 | /* Create the menu bar. */ | |
4476 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4477 | { | |
4478 | /* If this signals an error, we haven't set size hints for the | |
4479 | frame and we didn't make it visible. */ | |
4480 | initialize_frame_menubar (f); | |
4481 | ||
4482 | /* This is a no-op, except under Motif where it arranges the | |
4483 | main window for the widgets on it. */ | |
4484 | lw_set_main_areas (f->output_data.x->column_widget, | |
4485 | f->output_data.x->menubar_widget, | |
4486 | f->output_data.x->edit_widget); | |
4487 | } | |
4488 | #endif /* USE_X_TOOLKIT */ | |
4489 | ||
4490 | /* Tell the server what size and position, etc, we want, and how | |
4491 | badly we want them. This should be done after we have the menu | |
4492 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4493 | BLOCK_INPUT; |
7989f084 | 4494 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4495 | UNBLOCK_INPUT; |
4496 | ||
495fa05e GM |
4497 | /* Make the window appear on the frame and enable display, unless |
4498 | the caller says not to. However, with explicit parent, Emacs | |
4499 | cannot control visibility, so don't try. */ | |
7556890b | 4500 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4501 | { |
4502 | Lisp_Object visibility; | |
49795535 | 4503 | |
333b20bb GM |
4504 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4505 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4506 | if (EQ (visibility, Qunbound)) |
4507 | visibility = Qt; | |
49795535 | 4508 | |
a59e4f3d RS |
4509 | if (EQ (visibility, Qicon)) |
4510 | x_iconify_frame (f); | |
4511 | else if (! NILP (visibility)) | |
4512 | x_make_frame_visible (f); | |
4513 | else | |
4514 | /* Must have been Qnil. */ | |
4515 | ; | |
4516 | } | |
01f1ba30 | 4517 | |
495fa05e | 4518 | UNGCPRO; |
9e57df62 GM |
4519 | |
4520 | /* Make sure windows on this frame appear in calls to next-window | |
4521 | and similar functions. */ | |
4522 | Vwindow_list = Qnil; | |
4523 | ||
9ef48a9d | 4524 | return unbind_to (count, frame); |
01f1ba30 JB |
4525 | } |
4526 | ||
eaf1eea9 | 4527 | |
0d17d282 KH |
4528 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4529 | display info directly because we're called from frame.c, which doesn't | |
4530 | know about that structure. */ | |
e4f79258 | 4531 | |
87498171 | 4532 | Lisp_Object |
0d17d282 KH |
4533 | x_get_focus_frame (frame) |
4534 | struct frame *frame; | |
87498171 | 4535 | { |
0d17d282 | 4536 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4537 | Lisp_Object xfocus; |
0d17d282 | 4538 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4539 | return Qnil; |
4540 | ||
0d17d282 | 4541 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4542 | return xfocus; |
4543 | } | |
f0614854 | 4544 | |
3decc1e7 GM |
4545 | |
4546 | /* In certain situations, when the window manager follows a | |
4547 | click-to-focus policy, there seems to be no way around calling | |
4548 | XSetInputFocus to give another frame the input focus . | |
4549 | ||
4550 | In an ideal world, XSetInputFocus should generally be avoided so | |
4551 | that applications don't interfere with the window manager's focus | |
4552 | policy. But I think it's okay to use when it's clearly done | |
4553 | following a user-command. */ | |
4554 | ||
4555 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
4556 | "Set the input focus to FRAME.\n\ | |
4557 | FRAME nil means use the selected frame.") | |
4558 | (frame) | |
4559 | Lisp_Object frame; | |
4560 | { | |
4561 | struct frame *f = check_x_frame (frame); | |
4562 | Display *dpy = FRAME_X_DISPLAY (f); | |
4563 | int count; | |
4564 | ||
4565 | BLOCK_INPUT; | |
4566 | count = x_catch_errors (dpy); | |
4567 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4568 | RevertToParent, CurrentTime); | |
4569 | x_uncatch_errors (dpy, count); | |
4570 | UNBLOCK_INPUT; | |
4571 | ||
4572 | return Qnil; | |
4573 | } | |
4574 | ||
f0614854 | 4575 | \f |
2d764c78 EZ |
4576 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4577 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4578 | (color, frame) |
4579 | Lisp_Object color, frame; | |
e12d55b2 | 4580 | { |
b9dc4443 RS |
4581 | XColor foo; |
4582 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4583 | |
b9dc4443 RS |
4584 | CHECK_STRING (color, 1); |
4585 | ||
2d764c78 | 4586 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4587 | return Qt; |
4588 | else | |
4589 | return Qnil; | |
4590 | } | |
4591 | ||
2d764c78 EZ |
4592 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4593 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4594 | (color, frame) |
4595 | Lisp_Object color, frame; | |
01f1ba30 | 4596 | { |
b9dc4443 RS |
4597 | XColor foo; |
4598 | FRAME_PTR f = check_x_frame (frame); | |
4599 | ||
4600 | CHECK_STRING (color, 1); | |
01f1ba30 | 4601 | |
2d764c78 | 4602 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4603 | { |
4604 | Lisp_Object rgb[3]; | |
4605 | ||
4606 | rgb[0] = make_number (foo.red); | |
4607 | rgb[1] = make_number (foo.green); | |
4608 | rgb[2] = make_number (foo.blue); | |
4609 | return Flist (3, rgb); | |
4610 | } | |
01f1ba30 JB |
4611 | else |
4612 | return Qnil; | |
4613 | } | |
4614 | ||
2d764c78 EZ |
4615 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4616 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4617 | (display) |
4618 | Lisp_Object display; | |
01f1ba30 | 4619 | { |
08a90d6a | 4620 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4621 | |
b9dc4443 | 4622 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4623 | return Qnil; |
4624 | ||
b9dc4443 | 4625 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4626 | { |
4627 | case StaticColor: | |
4628 | case PseudoColor: | |
4629 | case TrueColor: | |
4630 | case DirectColor: | |
4631 | return Qt; | |
4632 | ||
4633 | default: | |
4634 | return Qnil; | |
4635 | } | |
4636 | } | |
4637 | ||
d0c9d219 | 4638 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4639 | 0, 1, 0, |
08a90d6a | 4640 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4641 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4642 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4643 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4644 | If omitted or nil, that stands for the selected frame's display.") | |
4645 | (display) | |
4646 | Lisp_Object display; | |
d0c9d219 | 4647 | { |
08a90d6a | 4648 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4649 | |
ae6b58f9 | 4650 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4651 | return Qnil; |
4652 | ||
ae6b58f9 RS |
4653 | switch (dpyinfo->visual->class) |
4654 | { | |
4655 | case StaticColor: | |
4656 | case PseudoColor: | |
4657 | case TrueColor: | |
4658 | case DirectColor: | |
4659 | case StaticGray: | |
4660 | case GrayScale: | |
4661 | return Qt; | |
4662 | ||
4663 | default: | |
4664 | return Qnil; | |
4665 | } | |
d0c9d219 RS |
4666 | } |
4667 | ||
41beb8fc RS |
4668 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4669 | 0, 1, 0, | |
08a90d6a RS |
4670 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4671 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4672 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4673 | If omitted or nil, that stands for the selected frame's display.") | |
4674 | (display) | |
4675 | Lisp_Object display; | |
41beb8fc | 4676 | { |
08a90d6a | 4677 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4678 | |
4679 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4680 | } |
4681 | ||
4682 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4683 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4684 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4685 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4686 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4687 | If omitted or nil, that stands for the selected frame's display.") | |
4688 | (display) | |
4689 | Lisp_Object display; | |
41beb8fc | 4690 | { |
08a90d6a | 4691 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4692 | |
4693 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4694 | } |
4695 | ||
4696 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4697 | 0, 1, 0, | |
08a90d6a RS |
4698 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4699 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4700 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4701 | If omitted or nil, that stands for the selected frame's display.") | |
4702 | (display) | |
4703 | Lisp_Object display; | |
41beb8fc | 4704 | { |
08a90d6a | 4705 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4706 | |
4707 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4708 | } |
4709 | ||
4710 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4711 | 0, 1, 0, | |
08a90d6a RS |
4712 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4713 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4714 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4715 | If omitted or nil, that stands for the selected frame's display.") | |
4716 | (display) | |
4717 | Lisp_Object display; | |
41beb8fc | 4718 | { |
08a90d6a | 4719 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4720 | |
4721 | return make_number (DisplayCells (dpyinfo->display, | |
4722 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4723 | } |
4724 | ||
9d317b2c RS |
4725 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4726 | Sx_server_max_request_size, | |
4727 | 0, 1, 0, | |
08a90d6a RS |
4728 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4729 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4730 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4731 | If omitted or nil, that stands for the selected frame's display.") | |
4732 | (display) | |
4733 | Lisp_Object display; | |
9d317b2c | 4734 | { |
08a90d6a | 4735 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4736 | |
4737 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4738 | } |
4739 | ||
41beb8fc | 4740 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4741 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4742 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4743 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4744 | If omitted or nil, that stands for the selected frame's display.") | |
4745 | (display) | |
4746 | Lisp_Object display; | |
41beb8fc | 4747 | { |
08a90d6a | 4748 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4749 | char *vendor = ServerVendor (dpyinfo->display); |
4750 | ||
41beb8fc RS |
4751 | if (! vendor) vendor = ""; |
4752 | return build_string (vendor); | |
4753 | } | |
4754 | ||
4755 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4756 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4757 | The value is a list of three integers: the major and minor\n\ |
4758 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4759 | number. See also the function `x-server-vendor'.\n\n\ |
4760 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4761 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4762 | If omitted or nil, that stands for the selected frame's display.") | |
4763 | (display) | |
4764 | Lisp_Object display; | |
41beb8fc | 4765 | { |
08a90d6a | 4766 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4767 | Display *dpy = dpyinfo->display; |
11ae94fe | 4768 | |
41beb8fc RS |
4769 | return Fcons (make_number (ProtocolVersion (dpy)), |
4770 | Fcons (make_number (ProtocolRevision (dpy)), | |
4771 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4772 | } | |
4773 | ||
4774 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4775 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4776 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4777 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4778 | If omitted or nil, that stands for the selected frame's display.") | |
4779 | (display) | |
4780 | Lisp_Object display; | |
41beb8fc | 4781 | { |
08a90d6a | 4782 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4783 | |
4784 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4785 | } |
4786 | ||
4787 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4788 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4789 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4790 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4791 | If omitted or nil, that stands for the selected frame's display.") | |
4792 | (display) | |
4793 | Lisp_Object display; | |
41beb8fc | 4794 | { |
08a90d6a | 4795 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4796 | |
4797 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4798 | } |
4799 | ||
4800 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4801 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4802 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4803 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4804 | If omitted or nil, that stands for the selected frame's display.") | |
4805 | (display) | |
4806 | Lisp_Object display; | |
41beb8fc | 4807 | { |
08a90d6a | 4808 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4809 | |
4810 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4811 | } |
4812 | ||
4813 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4814 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4815 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4816 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4817 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4818 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4819 | If omitted or nil, that stands for the selected frame's display.") | |
4820 | (display) | |
4821 | Lisp_Object display; | |
41beb8fc | 4822 | { |
08a90d6a | 4823 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4824 | Lisp_Object result; |
11ae94fe | 4825 | |
b9dc4443 | 4826 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4827 | { |
4828 | case Always: | |
8ec8a5ec GM |
4829 | result = intern ("always"); |
4830 | break; | |
41beb8fc RS |
4831 | |
4832 | case WhenMapped: | |
8ec8a5ec GM |
4833 | result = intern ("when-mapped"); |
4834 | break; | |
41beb8fc RS |
4835 | |
4836 | case NotUseful: | |
8ec8a5ec GM |
4837 | result = intern ("not-useful"); |
4838 | break; | |
41beb8fc RS |
4839 | |
4840 | default: | |
4841 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 4842 | result = Qnil; |
41beb8fc | 4843 | } |
8ec8a5ec GM |
4844 | |
4845 | return result; | |
41beb8fc RS |
4846 | } |
4847 | ||
4848 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4849 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4850 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4851 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4852 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4853 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4854 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4855 | If omitted or nil, that stands for the selected frame's display.") | |
4856 | (display) | |
4857 | Lisp_Object display; | |
41beb8fc | 4858 | { |
08a90d6a | 4859 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4860 | Lisp_Object result; |
11ae94fe | 4861 | |
b9dc4443 | 4862 | switch (dpyinfo->visual->class) |
41beb8fc | 4863 | { |
8ec8a5ec GM |
4864 | case StaticGray: |
4865 | result = intern ("static-gray"); | |
4866 | break; | |
4867 | case GrayScale: | |
4868 | result = intern ("gray-scale"); | |
4869 | break; | |
4870 | case StaticColor: | |
4871 | result = intern ("static-color"); | |
4872 | break; | |
4873 | case PseudoColor: | |
4874 | result = intern ("pseudo-color"); | |
4875 | break; | |
4876 | case TrueColor: | |
4877 | result = intern ("true-color"); | |
4878 | break; | |
4879 | case DirectColor: | |
4880 | result = intern ("direct-color"); | |
4881 | break; | |
41beb8fc RS |
4882 | default: |
4883 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 4884 | result = Qnil; |
41beb8fc | 4885 | } |
8ec8a5ec GM |
4886 | |
4887 | return result; | |
41beb8fc RS |
4888 | } |
4889 | ||
4890 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4891 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4892 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4893 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4894 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4895 | If omitted or nil, that stands for the selected frame's display.") | |
4896 | (display) | |
4897 | Lisp_Object display; | |
41beb8fc | 4898 | { |
08a90d6a | 4899 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4900 | |
b9dc4443 | 4901 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4902 | return Qt; |
4903 | else | |
4904 | return Qnil; | |
4905 | } | |
4906 | \f | |
b9dc4443 | 4907 | int |
55caf99c RS |
4908 | x_pixel_width (f) |
4909 | register struct frame *f; | |
01f1ba30 | 4910 | { |
55caf99c | 4911 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4912 | } |
4913 | ||
b9dc4443 | 4914 | int |
55caf99c RS |
4915 | x_pixel_height (f) |
4916 | register struct frame *f; | |
01f1ba30 | 4917 | { |
55caf99c RS |
4918 | return PIXEL_HEIGHT (f); |
4919 | } | |
4920 | ||
b9dc4443 | 4921 | int |
55caf99c RS |
4922 | x_char_width (f) |
4923 | register struct frame *f; | |
4924 | { | |
7556890b | 4925 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4926 | } |
4927 | ||
b9dc4443 | 4928 | int |
55caf99c RS |
4929 | x_char_height (f) |
4930 | register struct frame *f; | |
4931 | { | |
7556890b | 4932 | return f->output_data.x->line_height; |
01f1ba30 | 4933 | } |
b9dc4443 RS |
4934 | |
4935 | int | |
f03f2489 RS |
4936 | x_screen_planes (f) |
4937 | register struct frame *f; | |
b9dc4443 | 4938 | { |
f03f2489 | 4939 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4940 | } |
01f1ba30 | 4941 | |
a6ad00c0 GM |
4942 | |
4943 | \f | |
4944 | /************************************************************************ | |
4945 | X Displays | |
4946 | ************************************************************************/ | |
4947 | ||
01f1ba30 | 4948 | \f |
a6ad00c0 GM |
4949 | /* Mapping visual names to visuals. */ |
4950 | ||
4951 | static struct visual_class | |
4952 | { | |
4953 | char *name; | |
4954 | int class; | |
4955 | } | |
4956 | visual_classes[] = | |
4957 | { | |
4958 | {"StaticGray", StaticGray}, | |
4959 | {"GrayScale", GrayScale}, | |
4960 | {"StaticColor", StaticColor}, | |
4961 | {"PseudoColor", PseudoColor}, | |
4962 | {"TrueColor", TrueColor}, | |
4963 | {"DirectColor", DirectColor}, | |
4964 | NULL | |
4965 | }; | |
4966 | ||
4967 | ||
404daac1 | 4968 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4969 | |
4970 | /* Value is the screen number of screen SCR. This is a substitute for | |
4971 | the X function with the same name when that doesn't exist. */ | |
4972 | ||
404daac1 RS |
4973 | int |
4974 | XScreenNumberOfScreen (scr) | |
4975 | register Screen *scr; | |
4976 | { | |
a6ad00c0 GM |
4977 | Display *dpy = scr->display; |
4978 | int i; | |
3df34fdb | 4979 | |
a6ad00c0 GM |
4980 | for (i = 0; i < dpy->nscreens; ++i) |
4981 | if (scr == dpy->screens[i]) | |
4982 | break; | |
404daac1 | 4983 | |
a6ad00c0 | 4984 | return i; |
404daac1 | 4985 | } |
a6ad00c0 | 4986 | |
404daac1 RS |
4987 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4988 | ||
01f1ba30 | 4989 | |
a6ad00c0 GM |
4990 | /* Select the visual that should be used on display DPYINFO. Set |
4991 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4992 | |
a6ad00c0 GM |
4993 | void |
4994 | select_visual (dpyinfo) | |
4995 | struct x_display_info *dpyinfo; | |
4996 | { | |
4997 | Display *dpy = dpyinfo->display; | |
4998 | Screen *screen = dpyinfo->screen; | |
4999 | Lisp_Object value; | |
fe24a618 | 5000 | |
a6ad00c0 GM |
5001 | /* See if a visual is specified. */ |
5002 | value = display_x_get_resource (dpyinfo, | |
5003 | build_string ("visualClass"), | |
5004 | build_string ("VisualClass"), | |
5005 | Qnil, Qnil); | |
5006 | if (STRINGP (value)) | |
5007 | { | |
5008 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
5009 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
5010 | depth, a decimal number. NAME is compared with case ignored. */ | |
5011 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
5012 | char *dash; | |
5013 | int i, class = -1; | |
5014 | XVisualInfo vinfo; | |
5015 | ||
5016 | strcpy (s, XSTRING (value)->data); | |
5017 | dash = index (s, '-'); | |
5018 | if (dash) | |
5019 | { | |
5020 | dpyinfo->n_planes = atoi (dash + 1); | |
5021 | *dash = '\0'; | |
5022 | } | |
5023 | else | |
5024 | /* We won't find a matching visual with depth 0, so that | |
5025 | an error will be printed below. */ | |
5026 | dpyinfo->n_planes = 0; | |
f0614854 | 5027 | |
a6ad00c0 GM |
5028 | /* Determine the visual class. */ |
5029 | for (i = 0; visual_classes[i].name; ++i) | |
5030 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5031 | { | |
5032 | class = visual_classes[i].class; | |
5033 | break; | |
5034 | } | |
01f1ba30 | 5035 | |
a6ad00c0 GM |
5036 | /* Look up a matching visual for the specified class. */ |
5037 | if (class == -1 | |
5038 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5039 | dpyinfo->n_planes, class, &vinfo)) | |
5040 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5041 | ||
5042 | dpyinfo->visual = vinfo.visual; | |
5043 | } | |
01f1ba30 JB |
5044 | else |
5045 | { | |
a6ad00c0 GM |
5046 | int n_visuals; |
5047 | XVisualInfo *vinfo, vinfo_template; | |
5048 | ||
5049 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5050 | ||
5051 | #ifdef HAVE_X11R4 | |
5052 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5053 | #else | |
5054 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5055 | #endif | |
5056 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5057 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5058 | &vinfo_template, &n_visuals); | |
5059 | if (n_visuals != 1) | |
5060 | fatal ("Can't get proper X visual info"); | |
5061 | ||
94ac875b | 5062 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5063 | XFree ((char *) vinfo); |
5064 | } | |
01f1ba30 | 5065 | } |
01f1ba30 | 5066 | |
a6ad00c0 | 5067 | |
b9dc4443 RS |
5068 | /* Return the X display structure for the display named NAME. |
5069 | Open a new connection if necessary. */ | |
5070 | ||
5071 | struct x_display_info * | |
5072 | x_display_info_for_name (name) | |
5073 | Lisp_Object name; | |
5074 | { | |
08a90d6a | 5075 | Lisp_Object names; |
b9dc4443 RS |
5076 | struct x_display_info *dpyinfo; |
5077 | ||
5078 | CHECK_STRING (name, 0); | |
5079 | ||
806048df RS |
5080 | if (! EQ (Vwindow_system, intern ("x"))) |
5081 | error ("Not using X Windows"); | |
5082 | ||
08a90d6a RS |
5083 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5084 | dpyinfo; | |
8e713be6 | 5085 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5086 | { |
5087 | Lisp_Object tem; | |
8e713be6 | 5088 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5089 | if (!NILP (tem)) |
b9dc4443 RS |
5090 | return dpyinfo; |
5091 | } | |
5092 | ||
b7975ee4 KH |
5093 | /* Use this general default value to start with. */ |
5094 | Vx_resource_name = Vinvocation_name; | |
5095 | ||
b9dc4443 RS |
5096 | validate_x_resource_name (); |
5097 | ||
9b207e8e | 5098 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5099 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5100 | |
08a90d6a | 5101 | if (dpyinfo == 0) |
1b4ec1c8 | 5102 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5103 | |
b9dc4443 RS |
5104 | x_in_use = 1; |
5105 | XSETFASTINT (Vwindow_system_version, 11); | |
5106 | ||
5107 | return dpyinfo; | |
5108 | } | |
5109 | ||
a6ad00c0 | 5110 | |
01f1ba30 | 5111 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 5112 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 5113 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
5114 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
5115 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
5116 | terminate Emacs if we can't open the connection.") | |
5117 | (display, xrm_string, must_succeed) | |
5118 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 5119 | { |
01f1ba30 | 5120 | unsigned char *xrm_option; |
b9dc4443 | 5121 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
5122 | |
5123 | CHECK_STRING (display, 0); | |
d387c960 JB |
5124 | if (! NILP (xrm_string)) |
5125 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 5126 | |
806048df RS |
5127 | if (! EQ (Vwindow_system, intern ("x"))) |
5128 | error ("Not using X Windows"); | |
5129 | ||
d387c960 JB |
5130 | if (! NILP (xrm_string)) |
5131 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5132 | else |
5133 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5134 | |
5135 | validate_x_resource_name (); | |
5136 | ||
e1b1bee8 | 5137 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5138 | This also initializes many symbols, such as those used for input. */ |
5139 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5140 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5141 | |
08a90d6a RS |
5142 | if (dpyinfo == 0) |
5143 | { | |
5144 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
5145 | fatal ("Cannot connect to X server %s.\n\ |
5146 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5147 | Also use the `xhost' program to verify that it is set to permit\n\ | |
5148 | connections from your machine.\n", | |
08a90d6a RS |
5149 | XSTRING (display)->data); |
5150 | else | |
1b4ec1c8 | 5151 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5152 | } |
5153 | ||
b9dc4443 | 5154 | x_in_use = 1; |
01f1ba30 | 5155 | |
b9dc4443 | 5156 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5157 | return Qnil; |
5158 | } | |
5159 | ||
08a90d6a RS |
5160 | DEFUN ("x-close-connection", Fx_close_connection, |
5161 | Sx_close_connection, 1, 1, 0, | |
5162 | "Close the connection to DISPLAY's X server.\n\ | |
5163 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
5164 | If DISPLAY is nil, that stands for the selected frame's display.") | |
5165 | (display) | |
5166 | Lisp_Object display; | |
01f1ba30 | 5167 | { |
08a90d6a | 5168 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5169 | int i; |
3457bc6e | 5170 | |
08a90d6a RS |
5171 | if (dpyinfo->reference_count > 0) |
5172 | error ("Display still has frames on it"); | |
01f1ba30 | 5173 | |
08a90d6a RS |
5174 | BLOCK_INPUT; |
5175 | /* Free the fonts in the font table. */ | |
5176 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5177 | if (dpyinfo->font_table[i].name) |
5178 | { | |
6ecb43ce KH |
5179 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5180 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5181 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5182 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5183 | } | |
5184 | ||
08a90d6a RS |
5185 | x_destroy_all_bitmaps (dpyinfo); |
5186 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5187 | |
5188 | #ifdef USE_X_TOOLKIT | |
5189 | XtCloseDisplay (dpyinfo->display); | |
5190 | #else | |
08a90d6a | 5191 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5192 | #endif |
08a90d6a RS |
5193 | |
5194 | x_delete_display (dpyinfo); | |
5195 | UNBLOCK_INPUT; | |
3457bc6e | 5196 | |
01f1ba30 JB |
5197 | return Qnil; |
5198 | } | |
5199 | ||
08a90d6a RS |
5200 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
5201 | "Return the list of display names that Emacs has connections to.") | |
5202 | () | |
5203 | { | |
5204 | Lisp_Object tail, result; | |
5205 | ||
5206 | result = Qnil; | |
8e713be6 KR |
5207 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5208 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5209 | |
5210 | return result; | |
5211 | } | |
5212 | ||
5213 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
5214 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
5215 | If ON is nil, allow buffering of requests.\n\ |
5216 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
5217 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 5218 | easier.\n\ |
08a90d6a RS |
5219 | The optional second argument DISPLAY specifies which display to act on.\n\ |
5220 | DISPLAY should be either a frame or a display name (a string).\n\ | |
5221 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
5222 | (on, display) | |
5223 | Lisp_Object display, on; | |
01f1ba30 | 5224 | { |
08a90d6a | 5225 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5226 | |
b9dc4443 | 5227 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5228 | |
5229 | return Qnil; | |
5230 | } | |
5231 | ||
b9dc4443 | 5232 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5233 | |
5234 | void | |
b9dc4443 RS |
5235 | x_sync (f) |
5236 | FRAME_PTR f; | |
6b7b1820 | 5237 | { |
4e87f4d2 | 5238 | BLOCK_INPUT; |
b9dc4443 | 5239 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5240 | UNBLOCK_INPUT; |
6b7b1820 | 5241 | } |
333b20bb | 5242 | |
01f1ba30 | 5243 | \f |
333b20bb GM |
5244 | /*********************************************************************** |
5245 | Image types | |
5246 | ***********************************************************************/ | |
f1c16f36 | 5247 | |
333b20bb GM |
5248 | /* Value is the number of elements of vector VECTOR. */ |
5249 | ||
5250 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5251 | ||
5252 | /* List of supported image types. Use define_image_type to add new | |
5253 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5254 | ||
5255 | static struct image_type *image_types; | |
5256 | ||
333b20bb GM |
5257 | /* The symbol `image' which is the car of the lists used to represent |
5258 | images in Lisp. */ | |
5259 | ||
5260 | extern Lisp_Object Qimage; | |
5261 | ||
5262 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5263 | ||
5264 | Lisp_Object Qxbm; | |
5265 | ||
5266 | /* Keywords. */ | |
5267 | ||
0fe92f72 | 5268 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5269 | extern Lisp_Object QCdata; |
5270 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5271 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5272 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5273 | |
5274 | /* Other symbols. */ | |
5275 | ||
4a8e312c | 5276 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5277 | |
5278 | /* Time in seconds after which images should be removed from the cache | |
5279 | if not displayed. */ | |
5280 | ||
fcf431dc | 5281 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5282 | |
5283 | /* Function prototypes. */ | |
5284 | ||
5285 | static void define_image_type P_ ((struct image_type *type)); | |
5286 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5287 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5288 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5289 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5290 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5291 | Lisp_Object)); | |
333b20bb GM |
5292 | |
5293 | ||
5294 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5295 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5296 | ||
5297 | static void | |
5298 | define_image_type (type) | |
5299 | struct image_type *type; | |
5300 | { | |
5301 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5302 | The initialized data segment is read-only. */ | |
5303 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5304 | bcopy (type, p, sizeof *p); | |
5305 | p->next = image_types; | |
5306 | image_types = p; | |
5307 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5308 | } | |
5309 | ||
5310 | ||
5311 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5312 | structure. Value is null if SYMBOL is not a known image type. */ | |
5313 | ||
5314 | static INLINE struct image_type * | |
5315 | lookup_image_type (symbol) | |
5316 | Lisp_Object symbol; | |
5317 | { | |
5318 | struct image_type *type; | |
5319 | ||
5320 | for (type = image_types; type; type = type->next) | |
5321 | if (EQ (symbol, *type->type)) | |
5322 | break; | |
5323 | ||
5324 | return type; | |
5325 | } | |
5326 | ||
5327 | ||
5328 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5329 | valid image specification is a list whose car is the symbol | |
5330 | `image', and whose rest is a property list. The property list must | |
5331 | contain a value for key `:type'. That value must be the name of a | |
5332 | supported image type. The rest of the property list depends on the | |
5333 | image type. */ | |
5334 | ||
5335 | int | |
5336 | valid_image_p (object) | |
5337 | Lisp_Object object; | |
5338 | { | |
5339 | int valid_p = 0; | |
5340 | ||
5341 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5342 | { | |
1783ffa2 GM |
5343 | Lisp_Object tem; |
5344 | ||
5345 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5346 | if (EQ (XCAR (tem), QCtype)) | |
5347 | { | |
5348 | tem = XCDR (tem); | |
5349 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5350 | { | |
5351 | struct image_type *type; | |
5352 | type = lookup_image_type (XCAR (tem)); | |
5353 | if (type) | |
5354 | valid_p = type->valid_p (object); | |
5355 | } | |
5356 | ||
5357 | break; | |
5358 | } | |
333b20bb GM |
5359 | } |
5360 | ||
5361 | return valid_p; | |
5362 | } | |
5363 | ||
5364 | ||
7ab1745f GM |
5365 | /* Log error message with format string FORMAT and argument ARG. |
5366 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5367 | good idea because this would interrupt redisplay, and the error | |
5368 | message display would lead to another redisplay. This function | |
5369 | therefore simply displays a message. */ | |
333b20bb GM |
5370 | |
5371 | static void | |
5372 | image_error (format, arg1, arg2) | |
5373 | char *format; | |
5374 | Lisp_Object arg1, arg2; | |
5375 | { | |
7ab1745f | 5376 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5377 | } |
5378 | ||
5379 | ||
5380 | \f | |
5381 | /*********************************************************************** | |
5382 | Image specifications | |
5383 | ***********************************************************************/ | |
5384 | ||
5385 | enum image_value_type | |
5386 | { | |
5387 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5388 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5389 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5390 | IMAGE_SYMBOL_VALUE, |
5391 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5392 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5393 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5394 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5395 | IMAGE_INTEGER_VALUE, |
5396 | IMAGE_FUNCTION_VALUE, | |
5397 | IMAGE_NUMBER_VALUE, | |
5398 | IMAGE_BOOL_VALUE | |
5399 | }; | |
5400 | ||
5401 | /* Structure used when parsing image specifications. */ | |
5402 | ||
5403 | struct image_keyword | |
5404 | { | |
5405 | /* Name of keyword. */ | |
5406 | char *name; | |
5407 | ||
5408 | /* The type of value allowed. */ | |
5409 | enum image_value_type type; | |
5410 | ||
5411 | /* Non-zero means key must be present. */ | |
5412 | int mandatory_p; | |
5413 | ||
5414 | /* Used to recognize duplicate keywords in a property list. */ | |
5415 | int count; | |
5416 | ||
5417 | /* The value that was found. */ | |
5418 | Lisp_Object value; | |
5419 | }; | |
5420 | ||
5421 | ||
bfd2209f GM |
5422 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5423 | int, Lisp_Object)); | |
333b20bb GM |
5424 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5425 | ||
5426 | ||
5427 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5428 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5429 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5430 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5431 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5432 | |
5433 | static int | |
bfd2209f | 5434 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5435 | Lisp_Object spec; |
5436 | struct image_keyword *keywords; | |
5437 | int nkeywords; | |
5438 | Lisp_Object type; | |
333b20bb GM |
5439 | { |
5440 | int i; | |
5441 | Lisp_Object plist; | |
5442 | ||
5443 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5444 | return 0; | |
5445 | ||
5446 | plist = XCDR (spec); | |
5447 | while (CONSP (plist)) | |
5448 | { | |
5449 | Lisp_Object key, value; | |
5450 | ||
5451 | /* First element of a pair must be a symbol. */ | |
5452 | key = XCAR (plist); | |
5453 | plist = XCDR (plist); | |
5454 | if (!SYMBOLP (key)) | |
5455 | return 0; | |
5456 | ||
5457 | /* There must follow a value. */ | |
5458 | if (!CONSP (plist)) | |
5459 | return 0; | |
5460 | value = XCAR (plist); | |
5461 | plist = XCDR (plist); | |
5462 | ||
5463 | /* Find key in KEYWORDS. Error if not found. */ | |
5464 | for (i = 0; i < nkeywords; ++i) | |
5465 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5466 | break; | |
5467 | ||
5468 | if (i == nkeywords) | |
bfd2209f | 5469 | continue; |
333b20bb GM |
5470 | |
5471 | /* Record that we recognized the keyword. If a keywords | |
5472 | was found more than once, it's an error. */ | |
5473 | keywords[i].value = value; | |
5474 | ++keywords[i].count; | |
5475 | ||
5476 | if (keywords[i].count > 1) | |
5477 | return 0; | |
5478 | ||
5479 | /* Check type of value against allowed type. */ | |
5480 | switch (keywords[i].type) | |
5481 | { | |
5482 | case IMAGE_STRING_VALUE: | |
5483 | if (!STRINGP (value)) | |
5484 | return 0; | |
5485 | break; | |
5486 | ||
6f1be3b9 GM |
5487 | case IMAGE_STRING_OR_NIL_VALUE: |
5488 | if (!STRINGP (value) && !NILP (value)) | |
5489 | return 0; | |
5490 | break; | |
5491 | ||
333b20bb GM |
5492 | case IMAGE_SYMBOL_VALUE: |
5493 | if (!SYMBOLP (value)) | |
5494 | return 0; | |
5495 | break; | |
5496 | ||
5497 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5498 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5499 | return 0; | |
5500 | break; | |
5501 | ||
3ed61e75 GM |
5502 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5503 | if (INTEGERP (value) && XINT (value) >= 0) | |
5504 | break; | |
5505 | if (CONSP (value) | |
5506 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5507 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5508 | break; | |
5509 | return 0; | |
5510 | ||
7c7ff7f5 GM |
5511 | case IMAGE_ASCENT_VALUE: |
5512 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5513 | break; | |
5514 | else if (INTEGERP (value) | |
5515 | && XINT (value) >= 0 | |
5516 | && XINT (value) <= 100) | |
5517 | break; | |
5518 | return 0; | |
5519 | ||
333b20bb GM |
5520 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5521 | if (!INTEGERP (value) || XINT (value) < 0) | |
5522 | return 0; | |
5523 | break; | |
5524 | ||
5525 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5526 | break; | |
5527 | ||
5528 | case IMAGE_FUNCTION_VALUE: | |
5529 | value = indirect_function (value); | |
5530 | if (SUBRP (value) | |
5531 | || COMPILEDP (value) | |
5532 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5533 | break; | |
5534 | return 0; | |
5535 | ||
5536 | case IMAGE_NUMBER_VALUE: | |
5537 | if (!INTEGERP (value) && !FLOATP (value)) | |
5538 | return 0; | |
5539 | break; | |
5540 | ||
5541 | case IMAGE_INTEGER_VALUE: | |
5542 | if (!INTEGERP (value)) | |
5543 | return 0; | |
5544 | break; | |
5545 | ||
5546 | case IMAGE_BOOL_VALUE: | |
5547 | if (!NILP (value) && !EQ (value, Qt)) | |
5548 | return 0; | |
5549 | break; | |
5550 | ||
5551 | default: | |
5552 | abort (); | |
5553 | break; | |
5554 | } | |
5555 | ||
5556 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5557 | return 0; | |
5558 | } | |
5559 | ||
5560 | /* Check that all mandatory fields are present. */ | |
5561 | for (i = 0; i < nkeywords; ++i) | |
5562 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5563 | return 0; | |
5564 | ||
5565 | return NILP (plist); | |
5566 | } | |
5567 | ||
5568 | ||
5569 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5570 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5571 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5572 | ||
5573 | static Lisp_Object | |
5574 | image_spec_value (spec, key, found) | |
5575 | Lisp_Object spec, key; | |
5576 | int *found; | |
5577 | { | |
5578 | Lisp_Object tail; | |
5579 | ||
5580 | xassert (valid_image_p (spec)); | |
5581 | ||
5582 | for (tail = XCDR (spec); | |
5583 | CONSP (tail) && CONSP (XCDR (tail)); | |
5584 | tail = XCDR (XCDR (tail))) | |
5585 | { | |
5586 | if (EQ (XCAR (tail), key)) | |
5587 | { | |
5588 | if (found) | |
5589 | *found = 1; | |
5590 | return XCAR (XCDR (tail)); | |
5591 | } | |
5592 | } | |
5593 | ||
5594 | if (found) | |
5595 | *found = 0; | |
5596 | return Qnil; | |
5597 | } | |
5598 | ||
5599 | ||
42677916 GM |
5600 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
5601 | "Return the size of image SPEC as pair (WIDTH . HEIGHT).\n\ | |
5602 | PIXELS non-nil means return the size in pixels, otherwise return the\n\ | |
5603 | size in canonical character units.\n\ | |
5604 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5605 | or omitted means use the selected frame.") | |
5606 | (spec, pixels, frame) | |
5607 | Lisp_Object spec, pixels, frame; | |
5608 | { | |
5609 | Lisp_Object size; | |
5610 | ||
5611 | size = Qnil; | |
5612 | if (valid_image_p (spec)) | |
5613 | { | |
5614 | struct frame *f = check_x_frame (frame); | |
83676598 | 5615 | int id = lookup_image (f, spec); |
42677916 | 5616 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5617 | int width = img->width + 2 * img->hmargin; |
5618 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5619 | |
5620 | if (NILP (pixels)) | |
5621 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5622 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5623 | else | |
5624 | size = Fcons (make_number (width), make_number (height)); | |
5625 | } | |
5626 | else | |
5627 | error ("Invalid image specification"); | |
5628 | ||
5629 | return size; | |
5630 | } | |
5631 | ||
333b20bb | 5632 | |
b243755a GM |
5633 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
5634 | "Return t if image SPEC has a mask bitmap.\n\ | |
5635 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5636 | or omitted means use the selected frame.") | |
5637 | (spec, frame) | |
5638 | Lisp_Object spec, frame; | |
5639 | { | |
5640 | Lisp_Object mask; | |
5641 | ||
5642 | mask = Qnil; | |
5643 | if (valid_image_p (spec)) | |
5644 | { | |
5645 | struct frame *f = check_x_frame (frame); | |
83676598 | 5646 | int id = lookup_image (f, spec); |
b243755a GM |
5647 | struct image *img = IMAGE_FROM_ID (f, id); |
5648 | if (img->mask) | |
5649 | mask = Qt; | |
5650 | } | |
5651 | else | |
5652 | error ("Invalid image specification"); | |
5653 | ||
5654 | return mask; | |
5655 | } | |
5656 | ||
5657 | ||
333b20bb GM |
5658 | \f |
5659 | /*********************************************************************** | |
5660 | Image type independent image structures | |
5661 | ***********************************************************************/ | |
5662 | ||
5663 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5664 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5665 | ||
5666 | ||
5667 | /* Allocate and return a new image structure for image specification | |
5668 | SPEC. SPEC has a hash value of HASH. */ | |
5669 | ||
5670 | static struct image * | |
5671 | make_image (spec, hash) | |
5672 | Lisp_Object spec; | |
5673 | unsigned hash; | |
5674 | { | |
5675 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5676 | ||
5677 | xassert (valid_image_p (spec)); | |
5678 | bzero (img, sizeof *img); | |
5679 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5680 | xassert (img->type != NULL); | |
5681 | img->spec = spec; | |
5682 | img->data.lisp_val = Qnil; | |
5683 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5684 | img->hash = hash; | |
5685 | return img; | |
5686 | } | |
5687 | ||
5688 | ||
5689 | /* Free image IMG which was used on frame F, including its resources. */ | |
5690 | ||
5691 | static void | |
5692 | free_image (f, img) | |
5693 | struct frame *f; | |
5694 | struct image *img; | |
5695 | { | |
5696 | if (img) | |
5697 | { | |
5698 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5699 | ||
5700 | /* Remove IMG from the hash table of its cache. */ | |
5701 | if (img->prev) | |
5702 | img->prev->next = img->next; | |
5703 | else | |
5704 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5705 | ||
5706 | if (img->next) | |
5707 | img->next->prev = img->prev; | |
5708 | ||
5709 | c->images[img->id] = NULL; | |
5710 | ||
5711 | /* Free resources, then free IMG. */ | |
5712 | img->type->free (f, img); | |
5713 | xfree (img); | |
5714 | } | |
5715 | } | |
5716 | ||
5717 | ||
5718 | /* Prepare image IMG for display on frame F. Must be called before | |
5719 | drawing an image. */ | |
5720 | ||
5721 | void | |
5722 | prepare_image_for_display (f, img) | |
5723 | struct frame *f; | |
5724 | struct image *img; | |
5725 | { | |
5726 | EMACS_TIME t; | |
5727 | ||
5728 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5729 | EMACS_GET_TIME (t); | |
5730 | img->timestamp = EMACS_SECS (t); | |
5731 | ||
5732 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5733 | type dependent loader function. */ | |
dd00328a | 5734 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5735 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5736 | } |
5737 | ||
5738 | ||
7c7ff7f5 GM |
5739 | /* Value is the number of pixels for the ascent of image IMG when |
5740 | drawn in face FACE. */ | |
5741 | ||
5742 | int | |
5743 | image_ascent (img, face) | |
5744 | struct image *img; | |
5745 | struct face *face; | |
5746 | { | |
3ed61e75 | 5747 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5748 | int ascent; |
5749 | ||
5750 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5751 | { | |
5752 | if (face->font) | |
3694cb3f MB |
5753 | /* This expression is arranged so that if the image can't be |
5754 | exactly centered, it will be moved slightly up. This is | |
5755 | because a typical font is `top-heavy' (due to the presence | |
5756 | uppercase letters), so the image placement should err towards | |
5757 | being top-heavy too. It also just generally looks better. */ | |
5758 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5759 | else |
5760 | ascent = height / 2; | |
5761 | } | |
5762 | else | |
5763 | ascent = height * img->ascent / 100.0; | |
5764 | ||
5765 | return ascent; | |
5766 | } | |
5767 | ||
5768 | ||
333b20bb GM |
5769 | \f |
5770 | /*********************************************************************** | |
5771 | Helper functions for X image types | |
5772 | ***********************************************************************/ | |
5773 | ||
dd00328a GM |
5774 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
5775 | int, int)); | |
333b20bb GM |
5776 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
5777 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5778 | struct image *img, | |
5779 | Lisp_Object color_name, | |
5780 | unsigned long dflt)); | |
5781 | ||
dd00328a GM |
5782 | |
5783 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
5784 | free the pixmap if any. MASK_P non-zero means clear the mask | |
5785 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
5786 | the image, if any. */ | |
333b20bb GM |
5787 | |
5788 | static void | |
dd00328a | 5789 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
5790 | struct frame *f; |
5791 | struct image *img; | |
dd00328a | 5792 | int pixmap_p, mask_p, colors_p; |
333b20bb | 5793 | { |
dd00328a | 5794 | if (pixmap_p && img->pixmap) |
333b20bb | 5795 | { |
333b20bb | 5796 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 5797 | img->pixmap = None; |
f4779de9 GM |
5798 | } |
5799 | ||
dd00328a | 5800 | if (mask_p && img->mask) |
f4779de9 GM |
5801 | { |
5802 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 5803 | img->mask = None; |
333b20bb GM |
5804 | } |
5805 | ||
dd00328a | 5806 | if (colors_p && img->ncolors) |
333b20bb | 5807 | { |
462d5d40 | 5808 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
5809 | xfree (img->colors); |
5810 | img->colors = NULL; | |
5811 | img->ncolors = 0; | |
5812 | } | |
dd00328a GM |
5813 | } |
5814 | ||
5815 | /* Free X resources of image IMG which is used on frame F. */ | |
5816 | ||
5817 | static void | |
5818 | x_clear_image (f, img) | |
5819 | struct frame *f; | |
5820 | struct image *img; | |
5821 | { | |
5822 | BLOCK_INPUT; | |
5823 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 5824 | UNBLOCK_INPUT; |
333b20bb GM |
5825 | } |
5826 | ||
5827 | ||
5828 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5829 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5830 | IMG->colors, so that it can be freed again. Value is the pixel | |
5831 | color. */ | |
5832 | ||
5833 | static unsigned long | |
5834 | x_alloc_image_color (f, img, color_name, dflt) | |
5835 | struct frame *f; | |
5836 | struct image *img; | |
5837 | Lisp_Object color_name; | |
5838 | unsigned long dflt; | |
5839 | { | |
5840 | XColor color; | |
5841 | unsigned long result; | |
5842 | ||
5843 | xassert (STRINGP (color_name)); | |
5844 | ||
2d764c78 | 5845 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
5846 | { |
5847 | /* This isn't called frequently so we get away with simply | |
5848 | reallocating the color vector to the needed size, here. */ | |
5849 | ++img->ncolors; | |
5850 | img->colors = | |
5851 | (unsigned long *) xrealloc (img->colors, | |
5852 | img->ncolors * sizeof *img->colors); | |
5853 | img->colors[img->ncolors - 1] = color.pixel; | |
5854 | result = color.pixel; | |
5855 | } | |
5856 | else | |
5857 | result = dflt; | |
5858 | ||
5859 | return result; | |
5860 | } | |
5861 | ||
5862 | ||
5863 | \f | |
5864 | /*********************************************************************** | |
5865 | Image Cache | |
5866 | ***********************************************************************/ | |
5867 | ||
5868 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 5869 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
5870 | |
5871 | ||
5872 | /* Return a new, initialized image cache that is allocated from the | |
5873 | heap. Call free_image_cache to free an image cache. */ | |
5874 | ||
5875 | struct image_cache * | |
5876 | make_image_cache () | |
5877 | { | |
5878 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5879 | int size; | |
5880 | ||
5881 | bzero (c, sizeof *c); | |
5882 | c->size = 50; | |
5883 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5884 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5885 | c->buckets = (struct image **) xmalloc (size); | |
5886 | bzero (c->buckets, size); | |
5887 | return c; | |
5888 | } | |
5889 | ||
5890 | ||
5891 | /* Free image cache of frame F. Be aware that X frames share images | |
5892 | caches. */ | |
5893 | ||
5894 | void | |
5895 | free_image_cache (f) | |
5896 | struct frame *f; | |
5897 | { | |
5898 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5899 | if (c) | |
5900 | { | |
5901 | int i; | |
5902 | ||
5903 | /* Cache should not be referenced by any frame when freed. */ | |
5904 | xassert (c->refcount == 0); | |
5905 | ||
5906 | for (i = 0; i < c->used; ++i) | |
5907 | free_image (f, c->images[i]); | |
5908 | xfree (c->images); | |
333b20bb | 5909 | xfree (c->buckets); |
e3130015 | 5910 | xfree (c); |
333b20bb GM |
5911 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5912 | } | |
5913 | } | |
5914 | ||
5915 | ||
5916 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5917 | images. FORCE_P zero means clear only images that haven't been | |
5918 | displayed for some time. Should be called from time to time to | |
5919 | reduce the number of loaded images. If image-eviction-seconds is | |
5920 | non-nil, this frees images in the cache which weren't displayed for | |
5921 | at least that many seconds. */ | |
5922 | ||
5923 | void | |
5924 | clear_image_cache (f, force_p) | |
5925 | struct frame *f; | |
5926 | int force_p; | |
5927 | { | |
5928 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5929 | ||
83676598 | 5930 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5931 | { |
5932 | EMACS_TIME t; | |
5933 | unsigned long old; | |
f4779de9 | 5934 | int i, nfreed; |
333b20bb GM |
5935 | |
5936 | EMACS_GET_TIME (t); | |
fcf431dc | 5937 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
5938 | |
5939 | /* Block input so that we won't be interrupted by a SIGIO | |
5940 | while being in an inconsistent state. */ | |
5941 | BLOCK_INPUT; | |
333b20bb | 5942 | |
f4779de9 | 5943 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
5944 | { |
5945 | struct image *img = c->images[i]; | |
5946 | if (img != NULL | |
f4779de9 | 5947 | && (force_p || img->timestamp < old)) |
333b20bb GM |
5948 | { |
5949 | free_image (f, img); | |
f4779de9 | 5950 | ++nfreed; |
333b20bb GM |
5951 | } |
5952 | } | |
5953 | ||
5954 | /* We may be clearing the image cache because, for example, | |
5955 | Emacs was iconified for a longer period of time. In that | |
5956 | case, current matrices may still contain references to | |
5957 | images freed above. So, clear these matrices. */ | |
f4779de9 | 5958 | if (nfreed) |
333b20bb | 5959 | { |
f4779de9 GM |
5960 | Lisp_Object tail, frame; |
5961 | ||
5962 | FOR_EACH_FRAME (tail, frame) | |
5963 | { | |
5964 | struct frame *f = XFRAME (frame); | |
5965 | if (FRAME_X_P (f) | |
5966 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 5967 | clear_current_matrices (f); |
f4779de9 GM |
5968 | } |
5969 | ||
333b20bb GM |
5970 | ++windows_or_buffers_changed; |
5971 | } | |
f4779de9 GM |
5972 | |
5973 | UNBLOCK_INPUT; | |
333b20bb GM |
5974 | } |
5975 | } | |
5976 | ||
5977 | ||
5978 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5979 | 0, 1, 0, | |
5980 | "Clear the image cache of FRAME.\n\ | |
5981 | FRAME nil or omitted means use the selected frame.\n\ | |
5982 | FRAME t means clear the image caches of all frames.") | |
5983 | (frame) | |
5984 | Lisp_Object frame; | |
5985 | { | |
5986 | if (EQ (frame, Qt)) | |
5987 | { | |
5988 | Lisp_Object tail; | |
5989 | ||
5990 | FOR_EACH_FRAME (tail, frame) | |
5991 | if (FRAME_X_P (XFRAME (frame))) | |
5992 | clear_image_cache (XFRAME (frame), 1); | |
5993 | } | |
5994 | else | |
5995 | clear_image_cache (check_x_frame (frame), 1); | |
5996 | ||
5997 | return Qnil; | |
5998 | } | |
5999 | ||
6000 | ||
ad18ffb1 GM |
6001 | /* Compute masks and transform image IMG on frame F, as specified |
6002 | by the image's specification, */ | |
6003 | ||
6004 | static void | |
6005 | postprocess_image (f, img) | |
6006 | struct frame *f; | |
6007 | struct image *img; | |
6008 | { | |
6009 | /* Manipulation of the image's mask. */ | |
6010 | if (img->pixmap) | |
6011 | { | |
6012 | Lisp_Object conversion, spec; | |
6013 | Lisp_Object mask; | |
6014 | ||
6015 | spec = img->spec; | |
6016 | ||
6017 | /* `:heuristic-mask t' | |
6018 | `:mask heuristic' | |
6019 | means build a mask heuristically. | |
6020 | `:heuristic-mask (R G B)' | |
6021 | `:mask (heuristic (R G B))' | |
6022 | means build a mask from color (R G B) in the | |
6023 | image. | |
6024 | `:mask nil' | |
6025 | means remove a mask, if any. */ | |
6026 | ||
6027 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6028 | if (!NILP (mask)) | |
6029 | x_build_heuristic_mask (f, img, mask); | |
6030 | else | |
6031 | { | |
6032 | int found_p; | |
6033 | ||
6034 | mask = image_spec_value (spec, QCmask, &found_p); | |
6035 | ||
6036 | if (EQ (mask, Qheuristic)) | |
6037 | x_build_heuristic_mask (f, img, Qt); | |
6038 | else if (CONSP (mask) | |
6039 | && EQ (XCAR (mask), Qheuristic)) | |
6040 | { | |
6041 | if (CONSP (XCDR (mask))) | |
6042 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6043 | else | |
6044 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6045 | } | |
6046 | else if (NILP (mask) && found_p && img->mask) | |
6047 | { | |
6048 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6049 | img->mask = None; | |
6050 | } | |
6051 | } | |
6052 | ||
6053 | ||
6054 | /* Should we apply an image transformation algorithm? */ | |
6055 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6056 | if (EQ (conversion, Qdisabled)) | |
6057 | x_disable_image (f, img); | |
6058 | else if (EQ (conversion, Qlaplace)) | |
6059 | x_laplace (f, img); | |
6060 | else if (EQ (conversion, Qemboss)) | |
6061 | x_emboss (f, img); | |
6062 | else if (CONSP (conversion) | |
6063 | && EQ (XCAR (conversion), Qedge_detection)) | |
6064 | { | |
6065 | Lisp_Object tem; | |
6066 | tem = XCDR (conversion); | |
6067 | if (CONSP (tem)) | |
6068 | x_edge_detection (f, img, | |
6069 | Fplist_get (tem, QCmatrix), | |
6070 | Fplist_get (tem, QCcolor_adjustment)); | |
6071 | } | |
6072 | } | |
6073 | } | |
6074 | ||
6075 | ||
333b20bb | 6076 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6077 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6078 | |
6079 | int | |
83676598 | 6080 | lookup_image (f, spec) |
333b20bb GM |
6081 | struct frame *f; |
6082 | Lisp_Object spec; | |
6083 | { | |
6084 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6085 | struct image *img; | |
6086 | int i; | |
6087 | unsigned hash; | |
6088 | struct gcpro gcpro1; | |
4f7ca1f1 | 6089 | EMACS_TIME now; |
333b20bb GM |
6090 | |
6091 | /* F must be a window-system frame, and SPEC must be a valid image | |
6092 | specification. */ | |
6093 | xassert (FRAME_WINDOW_P (f)); | |
6094 | xassert (valid_image_p (spec)); | |
6095 | ||
6096 | GCPRO1 (spec); | |
6097 | ||
6098 | /* Look up SPEC in the hash table of the image cache. */ | |
6099 | hash = sxhash (spec, 0); | |
6100 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6101 | ||
6102 | for (img = c->buckets[i]; img; img = img->next) | |
6103 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6104 | break; | |
6105 | ||
6106 | /* If not found, create a new image and cache it. */ | |
6107 | if (img == NULL) | |
6108 | { | |
ad18ffb1 GM |
6109 | extern Lisp_Object Qpostscript; |
6110 | ||
28c7826c | 6111 | BLOCK_INPUT; |
333b20bb GM |
6112 | img = make_image (spec, hash); |
6113 | cache_image (f, img); | |
83676598 | 6114 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6115 | |
6116 | /* If we can't load the image, and we don't have a width and | |
6117 | height, use some arbitrary width and height so that we can | |
6118 | draw a rectangle for it. */ | |
83676598 | 6119 | if (img->load_failed_p) |
333b20bb GM |
6120 | { |
6121 | Lisp_Object value; | |
6122 | ||
6123 | value = image_spec_value (spec, QCwidth, NULL); | |
6124 | img->width = (INTEGERP (value) | |
6125 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6126 | value = image_spec_value (spec, QCheight, NULL); | |
6127 | img->height = (INTEGERP (value) | |
6128 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6129 | } | |
6130 | else | |
6131 | { | |
6132 | /* Handle image type independent image attributes | |
7c7ff7f5 | 6133 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF'. */ |
14819cb3 | 6134 | Lisp_Object ascent, margin, relief; |
333b20bb GM |
6135 | |
6136 | ascent = image_spec_value (spec, QCascent, NULL); | |
6137 | if (INTEGERP (ascent)) | |
6138 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6139 | else if (EQ (ascent, Qcenter)) |
6140 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6141 | |
6142 | margin = image_spec_value (spec, QCmargin, NULL); | |
6143 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6144 | img->vmargin = img->hmargin = XFASTINT (margin); |
6145 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6146 | && INTEGERP (XCDR (margin))) | |
6147 | { | |
6148 | if (XINT (XCAR (margin)) > 0) | |
6149 | img->hmargin = XFASTINT (XCAR (margin)); | |
6150 | if (XINT (XCDR (margin)) > 0) | |
6151 | img->vmargin = XFASTINT (XCDR (margin)); | |
6152 | } | |
333b20bb GM |
6153 | |
6154 | relief = image_spec_value (spec, QCrelief, NULL); | |
6155 | if (INTEGERP (relief)) | |
6156 | { | |
6157 | img->relief = XINT (relief); | |
3ed61e75 GM |
6158 | img->hmargin += abs (img->relief); |
6159 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6160 | } |
6161 | ||
ad18ffb1 GM |
6162 | /* Do image transformations and compute masks, unless we |
6163 | don't have the image yet. */ | |
6164 | if (!EQ (*img->type->type, Qpostscript)) | |
6165 | postprocess_image (f, img); | |
333b20bb | 6166 | } |
dd00328a | 6167 | |
28c7826c GM |
6168 | UNBLOCK_INPUT; |
6169 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6170 | } |
6171 | ||
4f7ca1f1 GM |
6172 | /* We're using IMG, so set its timestamp to `now'. */ |
6173 | EMACS_GET_TIME (now); | |
6174 | img->timestamp = EMACS_SECS (now); | |
6175 | ||
333b20bb GM |
6176 | UNGCPRO; |
6177 | ||
6178 | /* Value is the image id. */ | |
6179 | return img->id; | |
6180 | } | |
6181 | ||
6182 | ||
6183 | /* Cache image IMG in the image cache of frame F. */ | |
6184 | ||
6185 | static void | |
6186 | cache_image (f, img) | |
6187 | struct frame *f; | |
6188 | struct image *img; | |
6189 | { | |
6190 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6191 | int i; | |
6192 | ||
6193 | /* Find a free slot in c->images. */ | |
6194 | for (i = 0; i < c->used; ++i) | |
6195 | if (c->images[i] == NULL) | |
6196 | break; | |
6197 | ||
6198 | /* If no free slot found, maybe enlarge c->images. */ | |
6199 | if (i == c->used && c->used == c->size) | |
6200 | { | |
6201 | c->size *= 2; | |
6202 | c->images = (struct image **) xrealloc (c->images, | |
6203 | c->size * sizeof *c->images); | |
6204 | } | |
6205 | ||
6206 | /* Add IMG to c->images, and assign IMG an id. */ | |
6207 | c->images[i] = img; | |
6208 | img->id = i; | |
6209 | if (i == c->used) | |
6210 | ++c->used; | |
6211 | ||
6212 | /* Add IMG to the cache's hash table. */ | |
6213 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6214 | img->next = c->buckets[i]; | |
6215 | if (img->next) | |
6216 | img->next->prev = img; | |
6217 | img->prev = NULL; | |
6218 | c->buckets[i] = img; | |
6219 | } | |
6220 | ||
6221 | ||
6222 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6223 | Lisp Objects in the image cache. */ | |
6224 | ||
6225 | void | |
6226 | forall_images_in_image_cache (f, fn) | |
6227 | struct frame *f; | |
6228 | void (*fn) P_ ((struct image *img)); | |
6229 | { | |
6230 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6231 | { | |
6232 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6233 | if (c) | |
6234 | { | |
6235 | int i; | |
6236 | for (i = 0; i < c->used; ++i) | |
6237 | if (c->images[i]) | |
6238 | fn (c->images[i]); | |
6239 | } | |
6240 | } | |
6241 | } | |
6242 | ||
6243 | ||
6244 | \f | |
6245 | /*********************************************************************** | |
6246 | X support code | |
6247 | ***********************************************************************/ | |
6248 | ||
45158a91 GM |
6249 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6250 | XImage **, Pixmap *)); | |
333b20bb GM |
6251 | static void x_destroy_x_image P_ ((XImage *)); |
6252 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6253 | ||
6254 | ||
6255 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6256 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6257 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6258 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6259 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6260 | |
6261 | static int | |
45158a91 | 6262 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6263 | struct frame *f; |
333b20bb GM |
6264 | int width, height, depth; |
6265 | XImage **ximg; | |
6266 | Pixmap *pixmap; | |
6267 | { | |
6268 | Display *display = FRAME_X_DISPLAY (f); | |
6269 | Screen *screen = FRAME_X_SCREEN (f); | |
6270 | Window window = FRAME_X_WINDOW (f); | |
6271 | ||
6272 | xassert (interrupt_input_blocked); | |
6273 | ||
6274 | if (depth <= 0) | |
6275 | depth = DefaultDepthOfScreen (screen); | |
6276 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6277 | depth, ZPixmap, 0, NULL, width, height, | |
6278 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6279 | if (*ximg == NULL) | |
6280 | { | |
45158a91 | 6281 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6282 | return 0; |
6283 | } | |
6284 | ||
6285 | /* Allocate image raster. */ | |
6286 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6287 | ||
6288 | /* Allocate a pixmap of the same size. */ | |
6289 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6290 | if (*pixmap == None) |
333b20bb GM |
6291 | { |
6292 | x_destroy_x_image (*ximg); | |
6293 | *ximg = NULL; | |
45158a91 | 6294 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6295 | return 0; |
6296 | } | |
6297 | ||
6298 | return 1; | |
6299 | } | |
6300 | ||
6301 | ||
6302 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6303 | ||
6304 | static void | |
6305 | x_destroy_x_image (ximg) | |
6306 | XImage *ximg; | |
6307 | { | |
6308 | xassert (interrupt_input_blocked); | |
6309 | if (ximg) | |
6310 | { | |
6311 | xfree (ximg->data); | |
6312 | ximg->data = NULL; | |
6313 | XDestroyImage (ximg); | |
6314 | } | |
6315 | } | |
6316 | ||
6317 | ||
6318 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6319 | are width and height of both the image and pixmap. */ | |
6320 | ||
ea6b19ca | 6321 | static void |
333b20bb GM |
6322 | x_put_x_image (f, ximg, pixmap, width, height) |
6323 | struct frame *f; | |
6324 | XImage *ximg; | |
6325 | Pixmap pixmap; | |
6326 | { | |
6327 | GC gc; | |
6328 | ||
6329 | xassert (interrupt_input_blocked); | |
6330 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6331 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6332 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6333 | } | |
6334 | ||
6335 | ||
6336 | \f | |
6337 | /*********************************************************************** | |
5be6c3b0 | 6338 | File Handling |
333b20bb GM |
6339 | ***********************************************************************/ |
6340 | ||
6341 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6342 | static char *slurp_file P_ ((char *, int *)); |
6343 | ||
333b20bb GM |
6344 | |
6345 | /* Find image file FILE. Look in data-directory, then | |
6346 | x-bitmap-file-path. Value is the full name of the file found, or | |
6347 | nil if not found. */ | |
6348 | ||
6349 | static Lisp_Object | |
6350 | x_find_image_file (file) | |
6351 | Lisp_Object file; | |
6352 | { | |
6353 | Lisp_Object file_found, search_path; | |
6354 | struct gcpro gcpro1, gcpro2; | |
6355 | int fd; | |
6356 | ||
6357 | file_found = Qnil; | |
6358 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6359 | GCPRO2 (file_found, search_path); | |
6360 | ||
6361 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 6362 | fd = openp (search_path, file, Qnil, &file_found, 0); |
333b20bb | 6363 | |
939d6465 | 6364 | if (fd == -1) |
333b20bb GM |
6365 | file_found = Qnil; |
6366 | else | |
6367 | close (fd); | |
6368 | ||
6369 | UNGCPRO; | |
6370 | return file_found; | |
6371 | } | |
6372 | ||
6373 | ||
5be6c3b0 GM |
6374 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6375 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6376 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6377 | |
6378 | static char * | |
6379 | slurp_file (file, size) | |
6380 | char *file; | |
6381 | int *size; | |
6382 | { | |
6383 | FILE *fp = NULL; | |
6384 | char *buf = NULL; | |
6385 | struct stat st; | |
6386 | ||
6387 | if (stat (file, &st) == 0 | |
6388 | && (fp = fopen (file, "r")) != NULL | |
6389 | && (buf = (char *) xmalloc (st.st_size), | |
6390 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6391 | { | |
6392 | *size = st.st_size; | |
6393 | fclose (fp); | |
6394 | } | |
6395 | else | |
6396 | { | |
6397 | if (fp) | |
6398 | fclose (fp); | |
6399 | if (buf) | |
6400 | { | |
6401 | xfree (buf); | |
6402 | buf = NULL; | |
6403 | } | |
6404 | } | |
6405 | ||
6406 | return buf; | |
6407 | } | |
6408 | ||
6409 | ||
333b20bb GM |
6410 | \f |
6411 | /*********************************************************************** | |
6412 | XBM images | |
6413 | ***********************************************************************/ | |
6414 | ||
5be6c3b0 | 6415 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6416 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6417 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6418 | char *, char *)); | |
333b20bb | 6419 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6420 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6421 | unsigned char **)); | |
6422 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6423 | |
6424 | ||
6425 | /* Indices of image specification fields in xbm_format, below. */ | |
6426 | ||
6427 | enum xbm_keyword_index | |
6428 | { | |
6429 | XBM_TYPE, | |
6430 | XBM_FILE, | |
6431 | XBM_WIDTH, | |
6432 | XBM_HEIGHT, | |
6433 | XBM_DATA, | |
6434 | XBM_FOREGROUND, | |
6435 | XBM_BACKGROUND, | |
6436 | XBM_ASCENT, | |
6437 | XBM_MARGIN, | |
6438 | XBM_RELIEF, | |
6439 | XBM_ALGORITHM, | |
6440 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6441 | XBM_MASK, |
333b20bb GM |
6442 | XBM_LAST |
6443 | }; | |
6444 | ||
6445 | /* Vector of image_keyword structures describing the format | |
6446 | of valid XBM image specifications. */ | |
6447 | ||
6448 | static struct image_keyword xbm_format[XBM_LAST] = | |
6449 | { | |
6450 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6451 | {":file", IMAGE_STRING_VALUE, 0}, | |
6452 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6453 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6454 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6455 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6456 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6457 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6458 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6459 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6460 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6461 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6462 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6463 | }; |
6464 | ||
6465 | /* Structure describing the image type XBM. */ | |
6466 | ||
6467 | static struct image_type xbm_type = | |
6468 | { | |
6469 | &Qxbm, | |
6470 | xbm_image_p, | |
6471 | xbm_load, | |
6472 | x_clear_image, | |
6473 | NULL | |
6474 | }; | |
6475 | ||
6476 | /* Tokens returned from xbm_scan. */ | |
6477 | ||
6478 | enum xbm_token | |
6479 | { | |
6480 | XBM_TK_IDENT = 256, | |
6481 | XBM_TK_NUMBER | |
6482 | }; | |
6483 | ||
6484 | ||
6485 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6486 | A valid specification is a list starting with the symbol `image' | |
6487 | The rest of the list is a property list which must contain an | |
6488 | entry `:type xbm.. | |
6489 | ||
6490 | If the specification specifies a file to load, it must contain | |
6491 | an entry `:file FILENAME' where FILENAME is a string. | |
6492 | ||
6493 | If the specification is for a bitmap loaded from memory it must | |
6494 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6495 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6496 | ||
6497 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6498 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6499 | ||
6500 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6501 | ||
6502 | 3. a vector of strings or bool-vectors, one for each line of the | |
6503 | bitmap. | |
6504 | ||
5be6c3b0 GM |
6505 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6506 | may not be specified in this case because they are defined in the | |
6507 | XBM file. | |
6508 | ||
333b20bb GM |
6509 | Both the file and data forms may contain the additional entries |
6510 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6511 | foreground and background of the frame on which the image is | |
e3130015 | 6512 | displayed is used. */ |
333b20bb GM |
6513 | |
6514 | static int | |
6515 | xbm_image_p (object) | |
6516 | Lisp_Object object; | |
6517 | { | |
6518 | struct image_keyword kw[XBM_LAST]; | |
6519 | ||
6520 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6521 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6522 | return 0; |
6523 | ||
6524 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6525 | ||
6526 | if (kw[XBM_FILE].count) | |
6527 | { | |
6528 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6529 | return 0; | |
6530 | } | |
5be6c3b0 GM |
6531 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6532 | { | |
6533 | /* In-memory XBM file. */ | |
6534 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6535 | return 0; | |
6536 | } | |
333b20bb GM |
6537 | else |
6538 | { | |
6539 | Lisp_Object data; | |
6540 | int width, height; | |
6541 | ||
6542 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6543 | if (!kw[XBM_WIDTH].count | |
6544 | || !kw[XBM_HEIGHT].count | |
6545 | || !kw[XBM_DATA].count) | |
6546 | return 0; | |
6547 | ||
6548 | data = kw[XBM_DATA].value; | |
6549 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6550 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6551 | ||
6552 | /* Check type of data, and width and height against contents of | |
6553 | data. */ | |
6554 | if (VECTORP (data)) | |
6555 | { | |
6556 | int i; | |
6557 | ||
6558 | /* Number of elements of the vector must be >= height. */ | |
6559 | if (XVECTOR (data)->size < height) | |
6560 | return 0; | |
6561 | ||
6562 | /* Each string or bool-vector in data must be large enough | |
6563 | for one line of the image. */ | |
6564 | for (i = 0; i < height; ++i) | |
6565 | { | |
6566 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6567 | ||
6568 | if (STRINGP (elt)) | |
6569 | { | |
6570 | if (XSTRING (elt)->size | |
6571 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6572 | return 0; | |
6573 | } | |
6574 | else if (BOOL_VECTOR_P (elt)) | |
6575 | { | |
6576 | if (XBOOL_VECTOR (elt)->size < width) | |
6577 | return 0; | |
6578 | } | |
6579 | else | |
6580 | return 0; | |
6581 | } | |
6582 | } | |
6583 | else if (STRINGP (data)) | |
6584 | { | |
6585 | if (XSTRING (data)->size | |
6586 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6587 | return 0; | |
6588 | } | |
6589 | else if (BOOL_VECTOR_P (data)) | |
6590 | { | |
6591 | if (XBOOL_VECTOR (data)->size < width * height) | |
6592 | return 0; | |
6593 | } | |
6594 | else | |
6595 | return 0; | |
6596 | } | |
6597 | ||
333b20bb GM |
6598 | return 1; |
6599 | } | |
6600 | ||
6601 | ||
6602 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6603 | either an enumerator from enum xbm_token, or a character for a | |
6604 | single-character token, or 0 at end of file. If scanning an | |
6605 | identifier, store the lexeme of the identifier in SVAL. If | |
6606 | scanning a number, store its value in *IVAL. */ | |
6607 | ||
6608 | static int | |
5be6c3b0 GM |
6609 | xbm_scan (s, end, sval, ival) |
6610 | char **s, *end; | |
333b20bb GM |
6611 | char *sval; |
6612 | int *ival; | |
6613 | { | |
6614 | int c; | |
0a695da7 GM |
6615 | |
6616 | loop: | |
333b20bb GM |
6617 | |
6618 | /* Skip white space. */ | |
5be6c3b0 | 6619 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6620 | ; |
6621 | ||
5be6c3b0 | 6622 | if (*s >= end) |
333b20bb GM |
6623 | c = 0; |
6624 | else if (isdigit (c)) | |
6625 | { | |
6626 | int value = 0, digit; | |
6627 | ||
5be6c3b0 | 6628 | if (c == '0' && *s < end) |
333b20bb | 6629 | { |
5be6c3b0 | 6630 | c = *(*s)++; |
333b20bb GM |
6631 | if (c == 'x' || c == 'X') |
6632 | { | |
5be6c3b0 | 6633 | while (*s < end) |
333b20bb | 6634 | { |
5be6c3b0 | 6635 | c = *(*s)++; |
333b20bb GM |
6636 | if (isdigit (c)) |
6637 | digit = c - '0'; | |
6638 | else if (c >= 'a' && c <= 'f') | |
6639 | digit = c - 'a' + 10; | |
6640 | else if (c >= 'A' && c <= 'F') | |
6641 | digit = c - 'A' + 10; | |
6642 | else | |
6643 | break; | |
6644 | value = 16 * value + digit; | |
6645 | } | |
6646 | } | |
6647 | else if (isdigit (c)) | |
6648 | { | |
6649 | value = c - '0'; | |
5be6c3b0 GM |
6650 | while (*s < end |
6651 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6652 | value = 8 * value + c - '0'; |
6653 | } | |
6654 | } | |
6655 | else | |
6656 | { | |
6657 | value = c - '0'; | |
5be6c3b0 GM |
6658 | while (*s < end |
6659 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6660 | value = 10 * value + c - '0'; |
6661 | } | |
6662 | ||
5be6c3b0 GM |
6663 | if (*s < end) |
6664 | *s = *s - 1; | |
333b20bb GM |
6665 | *ival = value; |
6666 | c = XBM_TK_NUMBER; | |
6667 | } | |
6668 | else if (isalpha (c) || c == '_') | |
6669 | { | |
6670 | *sval++ = c; | |
5be6c3b0 GM |
6671 | while (*s < end |
6672 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6673 | *sval++ = c; |
6674 | *sval = 0; | |
5be6c3b0 GM |
6675 | if (*s < end) |
6676 | *s = *s - 1; | |
333b20bb GM |
6677 | c = XBM_TK_IDENT; |
6678 | } | |
0a695da7 GM |
6679 | else if (c == '/' && **s == '*') |
6680 | { | |
6681 | /* C-style comment. */ | |
6682 | ++*s; | |
6683 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6684 | ++*s; | |
6685 | if (**s) | |
6686 | { | |
6687 | *s += 2; | |
6688 | goto loop; | |
6689 | } | |
6690 | } | |
333b20bb GM |
6691 | |
6692 | return c; | |
6693 | } | |
6694 | ||
6695 | ||
6696 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6697 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
6698 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
6699 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
6700 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 6701 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
6702 | |
6703 | static int | |
5be6c3b0 GM |
6704 | xbm_read_bitmap_data (contents, end, width, height, data) |
6705 | char *contents, *end; | |
333b20bb GM |
6706 | int *width, *height; |
6707 | unsigned char **data; | |
6708 | { | |
5be6c3b0 | 6709 | char *s = contents; |
333b20bb GM |
6710 | char buffer[BUFSIZ]; |
6711 | int padding_p = 0; | |
6712 | int v10 = 0; | |
6713 | int bytes_per_line, i, nbytes; | |
6714 | unsigned char *p; | |
6715 | int value; | |
6716 | int LA1; | |
6717 | ||
6718 | #define match() \ | |
5be6c3b0 | 6719 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
6720 | |
6721 | #define expect(TOKEN) \ | |
6722 | if (LA1 != (TOKEN)) \ | |
6723 | goto failure; \ | |
6724 | else \ | |
6725 | match () | |
6726 | ||
6727 | #define expect_ident(IDENT) \ | |
6728 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6729 | match (); \ | |
6730 | else \ | |
6731 | goto failure | |
6732 | ||
333b20bb | 6733 | *width = *height = -1; |
5be6c3b0 GM |
6734 | if (data) |
6735 | *data = NULL; | |
6736 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6737 | |
6738 | /* Parse defines for width, height and hot-spots. */ | |
6739 | while (LA1 == '#') | |
6740 | { | |
333b20bb GM |
6741 | match (); |
6742 | expect_ident ("define"); | |
6743 | expect (XBM_TK_IDENT); | |
6744 | ||
6745 | if (LA1 == XBM_TK_NUMBER); | |
6746 | { | |
6747 | char *p = strrchr (buffer, '_'); | |
6748 | p = p ? p + 1 : buffer; | |
6749 | if (strcmp (p, "width") == 0) | |
6750 | *width = value; | |
6751 | else if (strcmp (p, "height") == 0) | |
6752 | *height = value; | |
6753 | } | |
6754 | expect (XBM_TK_NUMBER); | |
6755 | } | |
6756 | ||
6757 | if (*width < 0 || *height < 0) | |
6758 | goto failure; | |
5be6c3b0 GM |
6759 | else if (data == NULL) |
6760 | goto success; | |
333b20bb GM |
6761 | |
6762 | /* Parse bits. Must start with `static'. */ | |
6763 | expect_ident ("static"); | |
6764 | if (LA1 == XBM_TK_IDENT) | |
6765 | { | |
6766 | if (strcmp (buffer, "unsigned") == 0) | |
6767 | { | |
6768 | match (); | |
6769 | expect_ident ("char"); | |
6770 | } | |
6771 | else if (strcmp (buffer, "short") == 0) | |
6772 | { | |
6773 | match (); | |
6774 | v10 = 1; | |
6775 | if (*width % 16 && *width % 16 < 9) | |
6776 | padding_p = 1; | |
6777 | } | |
6778 | else if (strcmp (buffer, "char") == 0) | |
6779 | match (); | |
6780 | else | |
6781 | goto failure; | |
6782 | } | |
6783 | else | |
6784 | goto failure; | |
6785 | ||
6786 | expect (XBM_TK_IDENT); | |
6787 | expect ('['); | |
6788 | expect (']'); | |
6789 | expect ('='); | |
6790 | expect ('{'); | |
6791 | ||
6792 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6793 | nbytes = bytes_per_line * *height; | |
6794 | p = *data = (char *) xmalloc (nbytes); | |
6795 | ||
6796 | if (v10) | |
6797 | { | |
333b20bb GM |
6798 | for (i = 0; i < nbytes; i += 2) |
6799 | { | |
6800 | int val = value; | |
6801 | expect (XBM_TK_NUMBER); | |
6802 | ||
6803 | *p++ = val; | |
6804 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6805 | *p++ = value >> 8; | |
6806 | ||
6807 | if (LA1 == ',' || LA1 == '}') | |
6808 | match (); | |
6809 | else | |
6810 | goto failure; | |
6811 | } | |
6812 | } | |
6813 | else | |
6814 | { | |
6815 | for (i = 0; i < nbytes; ++i) | |
6816 | { | |
6817 | int val = value; | |
6818 | expect (XBM_TK_NUMBER); | |
6819 | ||
6820 | *p++ = val; | |
6821 | ||
6822 | if (LA1 == ',' || LA1 == '}') | |
6823 | match (); | |
6824 | else | |
6825 | goto failure; | |
6826 | } | |
6827 | } | |
6828 | ||
5be6c3b0 | 6829 | success: |
333b20bb GM |
6830 | return 1; |
6831 | ||
6832 | failure: | |
6833 | ||
5be6c3b0 | 6834 | if (data && *data) |
333b20bb GM |
6835 | { |
6836 | xfree (*data); | |
6837 | *data = NULL; | |
6838 | } | |
6839 | return 0; | |
6840 | ||
6841 | #undef match | |
6842 | #undef expect | |
6843 | #undef expect_ident | |
6844 | } | |
6845 | ||
6846 | ||
5be6c3b0 GM |
6847 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6848 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6849 | successful. */ | |
333b20bb GM |
6850 | |
6851 | static int | |
5be6c3b0 | 6852 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6853 | struct frame *f; |
6854 | struct image *img; | |
5be6c3b0 | 6855 | char *contents, *end; |
333b20bb GM |
6856 | { |
6857 | int rc; | |
6858 | unsigned char *data; | |
6859 | int success_p = 0; | |
333b20bb | 6860 | |
5be6c3b0 | 6861 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6862 | if (rc) |
6863 | { | |
6864 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6865 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6866 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6867 | Lisp_Object value; | |
6868 | ||
6869 | xassert (img->width > 0 && img->height > 0); | |
6870 | ||
6871 | /* Get foreground and background colors, maybe allocate colors. */ | |
6872 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6873 | if (!NILP (value)) | |
6874 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6875 | ||
6876 | value = image_spec_value (img->spec, QCbackground, NULL); | |
6877 | if (!NILP (value)) | |
6878 | background = x_alloc_image_color (f, img, value, background); | |
6879 | ||
333b20bb GM |
6880 | img->pixmap |
6881 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6882 | FRAME_X_WINDOW (f), | |
6883 | data, | |
6884 | img->width, img->height, | |
6885 | foreground, background, | |
6886 | depth); | |
6887 | xfree (data); | |
6888 | ||
dd00328a | 6889 | if (img->pixmap == None) |
333b20bb GM |
6890 | { |
6891 | x_clear_image (f, img); | |
5be6c3b0 | 6892 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6893 | } |
6894 | else | |
6895 | success_p = 1; | |
333b20bb GM |
6896 | } |
6897 | else | |
45158a91 | 6898 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6899 | |
333b20bb GM |
6900 | return success_p; |
6901 | } | |
6902 | ||
6903 | ||
5be6c3b0 GM |
6904 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6905 | ||
6906 | static int | |
6907 | xbm_file_p (data) | |
6908 | Lisp_Object data; | |
6909 | { | |
6910 | int w, h; | |
6911 | return (STRINGP (data) | |
6912 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
6913 | (XSTRING (data)->data | |
6914 | + STRING_BYTES (XSTRING (data))), | |
6915 | &w, &h, NULL)); | |
6916 | } | |
6917 | ||
6918 | ||
333b20bb GM |
6919 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6920 | non-zero if successful. */ | |
6921 | ||
6922 | static int | |
6923 | xbm_load (f, img) | |
6924 | struct frame *f; | |
6925 | struct image *img; | |
6926 | { | |
6927 | int success_p = 0; | |
6928 | Lisp_Object file_name; | |
6929 | ||
6930 | xassert (xbm_image_p (img->spec)); | |
6931 | ||
6932 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6933 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6934 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6935 | { |
6936 | Lisp_Object file; | |
6937 | char *contents; | |
6938 | int size; | |
6939 | struct gcpro gcpro1; | |
6940 | ||
6941 | file = x_find_image_file (file_name); | |
6942 | GCPRO1 (file); | |
6943 | if (!STRINGP (file)) | |
6944 | { | |
6945 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6946 | UNGCPRO; | |
6947 | return 0; | |
6948 | } | |
6949 | ||
6950 | contents = slurp_file (XSTRING (file)->data, &size); | |
6951 | if (contents == NULL) | |
6952 | { | |
6953 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6954 | UNGCPRO; | |
6955 | return 0; | |
6956 | } | |
6957 | ||
6958 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6959 | UNGCPRO; | |
6960 | } | |
333b20bb GM |
6961 | else |
6962 | { | |
6963 | struct image_keyword fmt[XBM_LAST]; | |
6964 | Lisp_Object data; | |
6965 | int depth; | |
6966 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6967 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6968 | char *bits; | |
9b207e8e | 6969 | int parsed_p; |
5be6c3b0 GM |
6970 | int in_memory_file_p = 0; |
6971 | ||
6972 | /* See if data looks like an in-memory XBM file. */ | |
6973 | data = image_spec_value (img->spec, QCdata, NULL); | |
6974 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6975 | |
5be6c3b0 | 6976 | /* Parse the image specification. */ |
333b20bb | 6977 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6978 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6979 | xassert (parsed_p); |
6980 | ||
6981 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6982 | if (!in_memory_file_p) |
6983 | { | |
6984 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6985 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6986 | xassert (img->width > 0 && img->height > 0); | |
6987 | } | |
333b20bb | 6988 | |
333b20bb | 6989 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
6990 | if (fmt[XBM_FOREGROUND].count |
6991 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
6992 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
6993 | foreground); | |
6f1be3b9 GM |
6994 | if (fmt[XBM_BACKGROUND].count |
6995 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
6996 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
6997 | background); | |
6998 | ||
5be6c3b0 GM |
6999 | if (in_memory_file_p) |
7000 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
7001 | (XSTRING (data)->data | |
7002 | + STRING_BYTES (XSTRING (data)))); | |
7003 | else | |
333b20bb | 7004 | { |
5be6c3b0 GM |
7005 | if (VECTORP (data)) |
7006 | { | |
7007 | int i; | |
7008 | char *p; | |
7009 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 7010 | |
5be6c3b0 GM |
7011 | p = bits = (char *) alloca (nbytes * img->height); |
7012 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7013 | { | |
7014 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7015 | if (STRINGP (line)) | |
7016 | bcopy (XSTRING (line)->data, p, nbytes); | |
7017 | else | |
7018 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7019 | } | |
7020 | } | |
7021 | else if (STRINGP (data)) | |
7022 | bits = XSTRING (data)->data; | |
7023 | else | |
7024 | bits = XBOOL_VECTOR (data)->data; | |
7025 | ||
7026 | /* Create the pixmap. */ | |
7027 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7028 | img->pixmap | |
7029 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7030 | FRAME_X_WINDOW (f), | |
7031 | bits, | |
7032 | img->width, img->height, | |
7033 | foreground, background, | |
7034 | depth); | |
7035 | if (img->pixmap) | |
7036 | success_p = 1; | |
7037 | else | |
333b20bb | 7038 | { |
5be6c3b0 GM |
7039 | image_error ("Unable to create pixmap for XBM image `%s'", |
7040 | img->spec, Qnil); | |
7041 | x_clear_image (f, img); | |
333b20bb GM |
7042 | } |
7043 | } | |
333b20bb GM |
7044 | } |
7045 | ||
7046 | return success_p; | |
7047 | } | |
7048 | ||
7049 | ||
7050 | \f | |
7051 | /*********************************************************************** | |
7052 | XPM images | |
7053 | ***********************************************************************/ | |
7054 | ||
7055 | #if HAVE_XPM | |
7056 | ||
7057 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7058 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7059 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7060 | ||
7061 | #include "X11/xpm.h" | |
7062 | ||
7063 | /* The symbol `xpm' identifying XPM-format images. */ | |
7064 | ||
7065 | Lisp_Object Qxpm; | |
7066 | ||
7067 | /* Indices of image specification fields in xpm_format, below. */ | |
7068 | ||
7069 | enum xpm_keyword_index | |
7070 | { | |
7071 | XPM_TYPE, | |
7072 | XPM_FILE, | |
7073 | XPM_DATA, | |
7074 | XPM_ASCENT, | |
7075 | XPM_MARGIN, | |
7076 | XPM_RELIEF, | |
7077 | XPM_ALGORITHM, | |
7078 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7079 | XPM_MASK, |
333b20bb GM |
7080 | XPM_COLOR_SYMBOLS, |
7081 | XPM_LAST | |
7082 | }; | |
7083 | ||
7084 | /* Vector of image_keyword structures describing the format | |
7085 | of valid XPM image specifications. */ | |
7086 | ||
7087 | static struct image_keyword xpm_format[XPM_LAST] = | |
7088 | { | |
7089 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7090 | {":file", IMAGE_STRING_VALUE, 0}, | |
7091 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7092 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7093 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7094 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7095 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7096 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7097 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
7098 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
7099 | }; | |
7100 | ||
7101 | /* Structure describing the image type XBM. */ | |
7102 | ||
7103 | static struct image_type xpm_type = | |
7104 | { | |
7105 | &Qxpm, | |
7106 | xpm_image_p, | |
7107 | xpm_load, | |
7108 | x_clear_image, | |
7109 | NULL | |
7110 | }; | |
7111 | ||
7112 | ||
b243755a GM |
7113 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7114 | functions for allocating image colors. Our own functions handle | |
7115 | color allocation failures more gracefully than the ones on the XPM | |
7116 | lib. */ | |
7117 | ||
7118 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7119 | #define ALLOC_XPM_COLORS | |
7120 | #endif | |
7121 | ||
7122 | #ifdef ALLOC_XPM_COLORS | |
7123 | ||
f72c62ad | 7124 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7125 | static void xpm_free_color_cache P_ ((void)); |
7126 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7127 | static int xpm_color_bucket P_ ((char *)); |
7128 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7129 | XColor *, int)); | |
b243755a GM |
7130 | |
7131 | /* An entry in a hash table used to cache color definitions of named | |
7132 | colors. This cache is necessary to speed up XPM image loading in | |
7133 | case we do color allocations ourselves. Without it, we would need | |
7134 | a call to XParseColor per pixel in the image. */ | |
7135 | ||
7136 | struct xpm_cached_color | |
7137 | { | |
7138 | /* Next in collision chain. */ | |
7139 | struct xpm_cached_color *next; | |
7140 | ||
7141 | /* Color definition (RGB and pixel color). */ | |
7142 | XColor color; | |
7143 | ||
7144 | /* Color name. */ | |
7145 | char name[1]; | |
7146 | }; | |
7147 | ||
7148 | /* The hash table used for the color cache, and its bucket vector | |
7149 | size. */ | |
7150 | ||
7151 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7152 | struct xpm_cached_color **xpm_color_cache; | |
7153 | ||
b243755a GM |
7154 | /* Initialize the color cache. */ |
7155 | ||
7156 | static void | |
f72c62ad GM |
7157 | xpm_init_color_cache (f, attrs) |
7158 | struct frame *f; | |
7159 | XpmAttributes *attrs; | |
b243755a GM |
7160 | { |
7161 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7162 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7163 | memset (xpm_color_cache, 0, nbytes); | |
7164 | init_color_table (); | |
f72c62ad GM |
7165 | |
7166 | if (attrs->valuemask & XpmColorSymbols) | |
7167 | { | |
7168 | int i; | |
7169 | XColor color; | |
7170 | ||
7171 | for (i = 0; i < attrs->numsymbols; ++i) | |
7172 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7173 | attrs->colorsymbols[i].value, &color)) | |
7174 | { | |
7175 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7176 | color.blue); | |
7177 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7178 | } | |
7179 | } | |
b243755a GM |
7180 | } |
7181 | ||
7182 | ||
7183 | /* Free the color cache. */ | |
7184 | ||
7185 | static void | |
7186 | xpm_free_color_cache () | |
7187 | { | |
7188 | struct xpm_cached_color *p, *next; | |
7189 | int i; | |
7190 | ||
7191 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7192 | for (p = xpm_color_cache[i]; p; p = next) | |
7193 | { | |
7194 | next = p->next; | |
7195 | xfree (p); | |
7196 | } | |
7197 | ||
7198 | xfree (xpm_color_cache); | |
7199 | xpm_color_cache = NULL; | |
7200 | free_color_table (); | |
7201 | } | |
7202 | ||
7203 | ||
f72c62ad GM |
7204 | /* Return the bucket index for color named COLOR_NAME in the color |
7205 | cache. */ | |
7206 | ||
7207 | static int | |
7208 | xpm_color_bucket (color_name) | |
7209 | char *color_name; | |
7210 | { | |
7211 | unsigned h = 0; | |
7212 | char *s; | |
7213 | ||
7214 | for (s = color_name; *s; ++s) | |
7215 | h = (h << 2) ^ *s; | |
7216 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7217 | } | |
7218 | ||
7219 | ||
7220 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7221 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7222 | entry added. */ | |
7223 | ||
7224 | static struct xpm_cached_color * | |
7225 | xpm_cache_color (f, color_name, color, bucket) | |
7226 | struct frame *f; | |
7227 | char *color_name; | |
7228 | XColor *color; | |
7229 | int bucket; | |
7230 | { | |
7231 | size_t nbytes; | |
7232 | struct xpm_cached_color *p; | |
7233 | ||
7234 | if (bucket < 0) | |
7235 | bucket = xpm_color_bucket (color_name); | |
7236 | ||
7237 | nbytes = sizeof *p + strlen (color_name); | |
7238 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7239 | strcpy (p->name, color_name); | |
7240 | p->color = *color; | |
7241 | p->next = xpm_color_cache[bucket]; | |
7242 | xpm_color_cache[bucket] = p; | |
7243 | return p; | |
7244 | } | |
7245 | ||
7246 | ||
b243755a GM |
7247 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7248 | return the cached definition in *COLOR. Otherwise, make a new | |
7249 | entry in the cache and allocate the color. Value is zero if color | |
7250 | allocation failed. */ | |
7251 | ||
7252 | static int | |
7253 | xpm_lookup_color (f, color_name, color) | |
7254 | struct frame *f; | |
7255 | char *color_name; | |
7256 | XColor *color; | |
7257 | { | |
b243755a | 7258 | struct xpm_cached_color *p; |
83676598 | 7259 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7260 | |
7261 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7262 | if (strcmp (p->name, color_name) == 0) | |
7263 | break; | |
7264 | ||
7265 | if (p != NULL) | |
7266 | *color = p->color; | |
7267 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7268 | color_name, color)) | |
7269 | { | |
b243755a GM |
7270 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7271 | color->blue); | |
f72c62ad | 7272 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7273 | } |
f72c62ad | 7274 | |
b243755a GM |
7275 | return p != NULL; |
7276 | } | |
7277 | ||
7278 | ||
7279 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7280 | CLOSURE is a pointer to the frame on which we allocate the | |
7281 | color. Return in *COLOR the allocated color. Value is non-zero | |
7282 | if successful. */ | |
7283 | ||
7284 | static int | |
7285 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7286 | Display *dpy; | |
7287 | Colormap cmap; | |
7288 | char *color_name; | |
7289 | XColor *color; | |
7290 | void *closure; | |
7291 | { | |
7292 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7293 | } | |
7294 | ||
7295 | ||
7296 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7297 | is a pointer to the frame on which we allocate the color. Value is | |
7298 | non-zero if successful. */ | |
7299 | ||
7300 | static int | |
7301 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7302 | Display *dpy; | |
7303 | Colormap cmap; | |
7304 | Pixel *pixels; | |
7305 | int npixels; | |
7306 | void *closure; | |
7307 | { | |
7308 | return 1; | |
7309 | } | |
7310 | ||
7311 | #endif /* ALLOC_XPM_COLORS */ | |
7312 | ||
7313 | ||
333b20bb GM |
7314 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7315 | for XPM images. Such a list must consist of conses whose car and | |
7316 | cdr are strings. */ | |
7317 | ||
7318 | static int | |
7319 | xpm_valid_color_symbols_p (color_symbols) | |
7320 | Lisp_Object color_symbols; | |
7321 | { | |
7322 | while (CONSP (color_symbols)) | |
7323 | { | |
7324 | Lisp_Object sym = XCAR (color_symbols); | |
7325 | if (!CONSP (sym) | |
7326 | || !STRINGP (XCAR (sym)) | |
7327 | || !STRINGP (XCDR (sym))) | |
7328 | break; | |
7329 | color_symbols = XCDR (color_symbols); | |
7330 | } | |
7331 | ||
7332 | return NILP (color_symbols); | |
7333 | } | |
7334 | ||
7335 | ||
7336 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7337 | ||
7338 | static int | |
7339 | xpm_image_p (object) | |
7340 | Lisp_Object object; | |
7341 | { | |
7342 | struct image_keyword fmt[XPM_LAST]; | |
7343 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7344 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7345 | /* Either `:file' or `:data' must be present. */ |
7346 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7347 | /* Either no `:color-symbols' or it's a list of conses | |
7348 | whose car and cdr are strings. */ | |
7349 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7350 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7351 | } |
7352 | ||
7353 | ||
7354 | /* Load image IMG which will be displayed on frame F. Value is | |
7355 | non-zero if successful. */ | |
7356 | ||
7357 | static int | |
7358 | xpm_load (f, img) | |
7359 | struct frame *f; | |
7360 | struct image *img; | |
7361 | { | |
9b207e8e | 7362 | int rc; |
333b20bb GM |
7363 | XpmAttributes attrs; |
7364 | Lisp_Object specified_file, color_symbols; | |
7365 | ||
7366 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7367 | close colors. Return colors allocated. */ | |
7368 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7369 | attrs.visual = FRAME_X_VISUAL (f); |
7370 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7371 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7372 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7373 | |
7374 | #ifdef ALLOC_XPM_COLORS | |
7375 | /* Allocate colors with our own functions which handle | |
7376 | failing color allocation more gracefully. */ | |
7377 | attrs.color_closure = f; | |
7378 | attrs.alloc_color = xpm_alloc_color; | |
7379 | attrs.free_colors = xpm_free_colors; | |
7380 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7381 | #else /* not ALLOC_XPM_COLORS */ | |
7382 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7383 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7384 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7385 | attrs.alloc_close_colors = 1; |
7386 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7387 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7388 | attrs.closeness = 600; |
7389 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7390 | #endif /* not XpmAllocCloseColors */ |
7391 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7392 | |
7393 | /* If image specification contains symbolic color definitions, add | |
7394 | these to `attrs'. */ | |
7395 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7396 | if (CONSP (color_symbols)) | |
7397 | { | |
7398 | Lisp_Object tail; | |
7399 | XpmColorSymbol *xpm_syms; | |
7400 | int i, size; | |
7401 | ||
7402 | attrs.valuemask |= XpmColorSymbols; | |
7403 | ||
7404 | /* Count number of symbols. */ | |
7405 | attrs.numsymbols = 0; | |
7406 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7407 | ++attrs.numsymbols; | |
7408 | ||
7409 | /* Allocate an XpmColorSymbol array. */ | |
7410 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7411 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7412 | bzero (xpm_syms, size); | |
7413 | attrs.colorsymbols = xpm_syms; | |
7414 | ||
7415 | /* Fill the color symbol array. */ | |
7416 | for (tail = color_symbols, i = 0; | |
7417 | CONSP (tail); | |
7418 | ++i, tail = XCDR (tail)) | |
7419 | { | |
7420 | Lisp_Object name = XCAR (XCAR (tail)); | |
7421 | Lisp_Object color = XCDR (XCAR (tail)); | |
7422 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7423 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7424 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7425 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7426 | } | |
7427 | } | |
7428 | ||
7429 | /* Create a pixmap for the image, either from a file, or from a | |
7430 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7431 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7432 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7433 | #endif |
7434 | ||
333b20bb GM |
7435 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7436 | if (STRINGP (specified_file)) | |
7437 | { | |
7438 | Lisp_Object file = x_find_image_file (specified_file); | |
7439 | if (!STRINGP (file)) | |
7440 | { | |
45158a91 | 7441 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7442 | return 0; |
7443 | } | |
7444 | ||
7445 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7446 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7447 | &attrs); | |
7448 | } | |
7449 | else | |
7450 | { | |
7451 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7452 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7453 | XSTRING (buffer)->data, | |
7454 | &img->pixmap, &img->mask, | |
7455 | &attrs); | |
7456 | } | |
333b20bb GM |
7457 | |
7458 | if (rc == XpmSuccess) | |
7459 | { | |
b243755a GM |
7460 | #ifdef ALLOC_XPM_COLORS |
7461 | img->colors = colors_in_color_table (&img->ncolors); | |
7462 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7463 | int i; |
7464 | ||
333b20bb GM |
7465 | img->ncolors = attrs.nalloc_pixels; |
7466 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7467 | * sizeof *img->colors); | |
7468 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7469 | { |
7470 | img->colors[i] = attrs.alloc_pixels[i]; | |
7471 | #ifdef DEBUG_X_COLORS | |
7472 | register_color (img->colors[i]); | |
7473 | #endif | |
7474 | } | |
b243755a | 7475 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7476 | |
7477 | img->width = attrs.width; | |
7478 | img->height = attrs.height; | |
7479 | xassert (img->width > 0 && img->height > 0); | |
7480 | ||
7481 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7482 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7483 | } |
7484 | else | |
7485 | { | |
7486 | switch (rc) | |
7487 | { | |
7488 | case XpmOpenFailed: | |
7489 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7490 | break; | |
7491 | ||
7492 | case XpmFileInvalid: | |
7493 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7494 | break; | |
7495 | ||
7496 | case XpmNoMemory: | |
7497 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7498 | break; | |
7499 | ||
7500 | case XpmColorFailed: | |
7501 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7502 | break; | |
7503 | ||
7504 | default: | |
7505 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7506 | break; | |
7507 | } | |
7508 | } | |
7509 | ||
b243755a GM |
7510 | #ifdef ALLOC_XPM_COLORS |
7511 | xpm_free_color_cache (); | |
7512 | #endif | |
333b20bb GM |
7513 | return rc == XpmSuccess; |
7514 | } | |
7515 | ||
7516 | #endif /* HAVE_XPM != 0 */ | |
7517 | ||
7518 | \f | |
7519 | /*********************************************************************** | |
7520 | Color table | |
7521 | ***********************************************************************/ | |
7522 | ||
7523 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7524 | ||
7525 | struct ct_color | |
7526 | { | |
7527 | int r, g, b; | |
7528 | unsigned long pixel; | |
7529 | ||
7530 | /* Next in color table collision list. */ | |
7531 | struct ct_color *next; | |
7532 | }; | |
7533 | ||
7534 | /* The bucket vector size to use. Must be prime. */ | |
7535 | ||
7536 | #define CT_SIZE 101 | |
7537 | ||
7538 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7539 | ||
7540 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7541 | ||
7542 | /* The color hash table. */ | |
7543 | ||
7544 | struct ct_color **ct_table; | |
7545 | ||
7546 | /* Number of entries in the color table. */ | |
7547 | ||
7548 | int ct_colors_allocated; | |
7549 | ||
333b20bb GM |
7550 | /* Initialize the color table. */ |
7551 | ||
7552 | static void | |
7553 | init_color_table () | |
7554 | { | |
7555 | int size = CT_SIZE * sizeof (*ct_table); | |
7556 | ct_table = (struct ct_color **) xmalloc (size); | |
7557 | bzero (ct_table, size); | |
7558 | ct_colors_allocated = 0; | |
7559 | } | |
7560 | ||
7561 | ||
7562 | /* Free memory associated with the color table. */ | |
7563 | ||
7564 | static void | |
7565 | free_color_table () | |
7566 | { | |
7567 | int i; | |
7568 | struct ct_color *p, *next; | |
7569 | ||
7570 | for (i = 0; i < CT_SIZE; ++i) | |
7571 | for (p = ct_table[i]; p; p = next) | |
7572 | { | |
7573 | next = p->next; | |
7574 | xfree (p); | |
7575 | } | |
7576 | ||
7577 | xfree (ct_table); | |
7578 | ct_table = NULL; | |
7579 | } | |
7580 | ||
7581 | ||
7582 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7583 | entry for that color already is in the color table, return the | |
7584 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7585 | G, B, and make an entry in the color table. */ | |
7586 | ||
7587 | static unsigned long | |
7588 | lookup_rgb_color (f, r, g, b) | |
7589 | struct frame *f; | |
7590 | int r, g, b; | |
7591 | { | |
7592 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7593 | int i = hash % CT_SIZE; | |
7594 | struct ct_color *p; | |
7595 | ||
7596 | for (p = ct_table[i]; p; p = p->next) | |
7597 | if (p->r == r && p->g == g && p->b == b) | |
7598 | break; | |
7599 | ||
7600 | if (p == NULL) | |
7601 | { | |
7602 | XColor color; | |
7603 | Colormap cmap; | |
7604 | int rc; | |
7605 | ||
7606 | color.red = r; | |
7607 | color.green = g; | |
7608 | color.blue = b; | |
7609 | ||
9b2956e2 | 7610 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7611 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7612 | |
7613 | if (rc) | |
7614 | { | |
7615 | ++ct_colors_allocated; | |
7616 | ||
7617 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7618 | p->r = r; | |
7619 | p->g = g; | |
7620 | p->b = b; | |
7621 | p->pixel = color.pixel; | |
7622 | p->next = ct_table[i]; | |
7623 | ct_table[i] = p; | |
7624 | } | |
7625 | else | |
7626 | return FRAME_FOREGROUND_PIXEL (f); | |
7627 | } | |
7628 | ||
7629 | return p->pixel; | |
7630 | } | |
7631 | ||
7632 | ||
7633 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7634 | table. If not already present, allocate it. Value is PIXEL. */ | |
7635 | ||
7636 | static unsigned long | |
7637 | lookup_pixel_color (f, pixel) | |
7638 | struct frame *f; | |
7639 | unsigned long pixel; | |
7640 | { | |
7641 | int i = pixel % CT_SIZE; | |
7642 | struct ct_color *p; | |
7643 | ||
7644 | for (p = ct_table[i]; p; p = p->next) | |
7645 | if (p->pixel == pixel) | |
7646 | break; | |
7647 | ||
7648 | if (p == NULL) | |
7649 | { | |
7650 | XColor color; | |
7651 | Colormap cmap; | |
7652 | int rc; | |
7653 | ||
9b2956e2 | 7654 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7655 | color.pixel = pixel; |
a31fedb7 | 7656 | x_query_color (f, &color); |
d62c8769 | 7657 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7658 | |
7659 | if (rc) | |
7660 | { | |
7661 | ++ct_colors_allocated; | |
7662 | ||
7663 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7664 | p->r = color.red; | |
7665 | p->g = color.green; | |
7666 | p->b = color.blue; | |
7667 | p->pixel = pixel; | |
7668 | p->next = ct_table[i]; | |
7669 | ct_table[i] = p; | |
7670 | } | |
7671 | else | |
7672 | return FRAME_FOREGROUND_PIXEL (f); | |
7673 | } | |
7674 | ||
7675 | return p->pixel; | |
7676 | } | |
7677 | ||
7678 | ||
7679 | /* Value is a vector of all pixel colors contained in the color table, | |
7680 | allocated via xmalloc. Set *N to the number of colors. */ | |
7681 | ||
7682 | static unsigned long * | |
7683 | colors_in_color_table (n) | |
7684 | int *n; | |
7685 | { | |
7686 | int i, j; | |
7687 | struct ct_color *p; | |
7688 | unsigned long *colors; | |
7689 | ||
7690 | if (ct_colors_allocated == 0) | |
7691 | { | |
7692 | *n = 0; | |
7693 | colors = NULL; | |
7694 | } | |
7695 | else | |
7696 | { | |
7697 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7698 | * sizeof *colors); | |
7699 | *n = ct_colors_allocated; | |
7700 | ||
7701 | for (i = j = 0; i < CT_SIZE; ++i) | |
7702 | for (p = ct_table[i]; p; p = p->next) | |
7703 | colors[j++] = p->pixel; | |
7704 | } | |
7705 | ||
7706 | return colors; | |
7707 | } | |
7708 | ||
7709 | ||
7710 | \f | |
7711 | /*********************************************************************** | |
7712 | Algorithms | |
7713 | ***********************************************************************/ | |
7714 | ||
7715 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7716 | int, XImage *, int)); | |
7717 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7718 | XColor *, int, XImage *, int)); | |
4a8e312c GM |
7719 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
7720 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
7721 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
7722 | ||
d2dc8167 | 7723 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
7724 | disabled'. */ |
7725 | ||
7726 | int cross_disabled_images; | |
7727 | ||
4a8e312c GM |
7728 | /* Edge detection matrices for different edge-detection |
7729 | strategies. */ | |
7730 | ||
7731 | static int emboss_matrix[9] = { | |
7732 | /* x - 1 x x + 1 */ | |
7733 | 2, -1, 0, /* y - 1 */ | |
7734 | -1, 0, 1, /* y */ | |
7735 | 0, 1, -2 /* y + 1 */ | |
7736 | }; | |
333b20bb | 7737 | |
4a8e312c GM |
7738 | static int laplace_matrix[9] = { |
7739 | /* x - 1 x x + 1 */ | |
7740 | 1, 0, 0, /* y - 1 */ | |
7741 | 0, 0, 0, /* y */ | |
7742 | 0, 0, -1 /* y + 1 */ | |
7743 | }; | |
333b20bb | 7744 | |
14819cb3 GM |
7745 | /* Value is the intensity of the color whose red/green/blue values |
7746 | are R, G, and B. */ | |
7747 | ||
7748 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
7749 | ||
333b20bb | 7750 | |
4a8e312c GM |
7751 | /* On frame F, return an array of XColor structures describing image |
7752 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
7753 | non-zero means also fill the red/green/blue members of the XColor | |
7754 | structures. Value is a pointer to the array of XColors structures, | |
7755 | allocated with xmalloc; it must be freed by the caller. */ | |
7756 | ||
7757 | static XColor * | |
7758 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 7759 | struct frame *f; |
4a8e312c GM |
7760 | struct image *img; |
7761 | int rgb_p; | |
333b20bb | 7762 | { |
4a8e312c GM |
7763 | int x, y; |
7764 | XColor *colors, *p; | |
7765 | XImage *ximg; | |
333b20bb | 7766 | |
4a8e312c GM |
7767 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
7768 | ||
7769 | /* Get the X image IMG->pixmap. */ | |
7770 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7771 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 7772 | |
4a8e312c GM |
7773 | /* Fill the `pixel' members of the XColor array. I wished there |
7774 | were an easy and portable way to circumvent XGetPixel. */ | |
7775 | p = colors; | |
7776 | for (y = 0; y < img->height; ++y) | |
7777 | { | |
7778 | XColor *row = p; | |
7779 | ||
7780 | for (x = 0; x < img->width; ++x, ++p) | |
7781 | p->pixel = XGetPixel (ximg, x, y); | |
7782 | ||
7783 | if (rgb_p) | |
a31fedb7 | 7784 | x_query_colors (f, row, img->width); |
4a8e312c GM |
7785 | } |
7786 | ||
7787 | XDestroyImage (ximg); | |
4a8e312c | 7788 | return colors; |
333b20bb GM |
7789 | } |
7790 | ||
7791 | ||
4a8e312c GM |
7792 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
7793 | RGB members are set. F is the frame on which this all happens. | |
7794 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
7795 | |
7796 | static void | |
4a8e312c | 7797 | x_from_xcolors (f, img, colors) |
333b20bb | 7798 | struct frame *f; |
4a8e312c GM |
7799 | struct image *img; |
7800 | XColor *colors; | |
333b20bb | 7801 | { |
4a8e312c GM |
7802 | int x, y; |
7803 | XImage *oimg; | |
7804 | Pixmap pixmap; | |
7805 | XColor *p; | |
7806 | ||
4a8e312c | 7807 | init_color_table (); |
333b20bb | 7808 | |
4a8e312c GM |
7809 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
7810 | &oimg, &pixmap); | |
7811 | p = colors; | |
7812 | for (y = 0; y < img->height; ++y) | |
7813 | for (x = 0; x < img->width; ++x, ++p) | |
7814 | { | |
7815 | unsigned long pixel; | |
7816 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
7817 | XPutPixel (oimg, x, y, pixel); | |
7818 | } | |
7819 | ||
7820 | xfree (colors); | |
dd00328a | 7821 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
7822 | |
7823 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7824 | x_destroy_x_image (oimg); | |
7825 | img->pixmap = pixmap; | |
7826 | img->colors = colors_in_color_table (&img->ncolors); | |
7827 | free_color_table (); | |
333b20bb GM |
7828 | } |
7829 | ||
7830 | ||
4a8e312c GM |
7831 | /* On frame F, perform edge-detection on image IMG. |
7832 | ||
7833 | MATRIX is a nine-element array specifying the transformation | |
7834 | matrix. See emboss_matrix for an example. | |
7835 | ||
7836 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
7837 | outgoing image. */ | |
333b20bb GM |
7838 | |
7839 | static void | |
4a8e312c | 7840 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
7841 | struct frame *f; |
7842 | struct image *img; | |
4a8e312c | 7843 | int matrix[9], color_adjust; |
333b20bb | 7844 | { |
4a8e312c GM |
7845 | XColor *colors = x_to_xcolors (f, img, 1); |
7846 | XColor *new, *p; | |
7847 | int x, y, i, sum; | |
333b20bb | 7848 | |
4a8e312c GM |
7849 | for (i = sum = 0; i < 9; ++i) |
7850 | sum += abs (matrix[i]); | |
333b20bb | 7851 | |
4a8e312c | 7852 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 7853 | |
4a8e312c | 7854 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 7855 | |
4a8e312c GM |
7856 | for (y = 0; y < img->height; ++y) |
7857 | { | |
7858 | p = COLOR (new, 0, y); | |
7859 | p->red = p->green = p->blue = 0xffff/2; | |
7860 | p = COLOR (new, img->width - 1, y); | |
7861 | p->red = p->green = p->blue = 0xffff/2; | |
7862 | } | |
7863 | ||
7864 | for (x = 1; x < img->width - 1; ++x) | |
7865 | { | |
7866 | p = COLOR (new, x, 0); | |
7867 | p->red = p->green = p->blue = 0xffff/2; | |
7868 | p = COLOR (new, x, img->height - 1); | |
7869 | p->red = p->green = p->blue = 0xffff/2; | |
7870 | } | |
333b20bb | 7871 | |
4a8e312c | 7872 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 7873 | { |
4a8e312c GM |
7874 | p = COLOR (new, 1, y); |
7875 | ||
7876 | for (x = 1; x < img->width - 1; ++x, ++p) | |
7877 | { | |
14819cb3 | 7878 | int r, g, b, y1, x1; |
4a8e312c GM |
7879 | |
7880 | r = g = b = i = 0; | |
7881 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
7882 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
7883 | if (matrix[i]) | |
7884 | { | |
7885 | XColor *t = COLOR (colors, x1, y1); | |
7886 | r += matrix[i] * t->red; | |
7887 | g += matrix[i] * t->green; | |
7888 | b += matrix[i] * t->blue; | |
7889 | } | |
333b20bb | 7890 | |
4a8e312c GM |
7891 | r = (r / sum + color_adjust) & 0xffff; |
7892 | g = (g / sum + color_adjust) & 0xffff; | |
7893 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 7894 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 7895 | } |
333b20bb GM |
7896 | } |
7897 | ||
4a8e312c GM |
7898 | xfree (colors); |
7899 | x_from_xcolors (f, img, new); | |
333b20bb | 7900 | |
4a8e312c GM |
7901 | #undef COLOR |
7902 | } | |
7903 | ||
7904 | ||
7905 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
7906 | on frame F. */ | |
7907 | ||
7908 | static void | |
7909 | x_emboss (f, img) | |
7910 | struct frame *f; | |
7911 | struct image *img; | |
7912 | { | |
7913 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
7914 | } | |
7915 | ||
7916 | ||
7917 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
7918 | on frame F. */ | |
7919 | ||
7920 | static void | |
7921 | x_laplace (f, img) | |
7922 | struct frame *f; | |
7923 | struct image *img; | |
7924 | { | |
7925 | x_detect_edges (f, img, laplace_matrix, 45000); | |
7926 | } | |
7927 | ||
7928 | ||
7929 | /* Perform edge-detection on image IMG on frame F, with specified | |
7930 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
7931 | ||
7932 | MATRIX must be either | |
7933 | ||
7934 | - a list of at least 9 numbers in row-major form | |
7935 | - a vector of at least 9 numbers | |
7936 | ||
7937 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
7938 | number. */ | |
7939 | ||
7940 | static void | |
7941 | x_edge_detection (f, img, matrix, color_adjust) | |
7942 | struct frame *f; | |
7943 | struct image *img; | |
7944 | Lisp_Object matrix, color_adjust; | |
7945 | { | |
7946 | int i = 0; | |
7947 | int trans[9]; | |
333b20bb | 7948 | |
4a8e312c GM |
7949 | if (CONSP (matrix)) |
7950 | { | |
7951 | for (i = 0; | |
7952 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
7953 | ++i, matrix = XCDR (matrix)) | |
7954 | trans[i] = XFLOATINT (XCAR (matrix)); | |
7955 | } | |
7956 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
7957 | { | |
7958 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
7959 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
7960 | } | |
333b20bb | 7961 | |
4a8e312c GM |
7962 | if (NILP (color_adjust)) |
7963 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 7964 | |
4a8e312c GM |
7965 | if (i == 9 && NUMBERP (color_adjust)) |
7966 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
7967 | } |
7968 | ||
7969 | ||
14819cb3 GM |
7970 | /* Transform image IMG on frame F so that it looks disabled. */ |
7971 | ||
7972 | static void | |
7973 | x_disable_image (f, img) | |
7974 | struct frame *f; | |
7975 | struct image *img; | |
7976 | { | |
7977 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 7978 | |
14819cb3 GM |
7979 | if (dpyinfo->n_planes >= 2) |
7980 | { | |
7981 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
7982 | drawing such images with a stipple can look very odd, so | |
7983 | we're using this method instead. */ | |
7984 | XColor *colors = x_to_xcolors (f, img, 1); | |
7985 | XColor *p, *end; | |
7986 | const int h = 15000; | |
7987 | const int l = 30000; | |
7988 | ||
7989 | for (p = colors, end = colors + img->width * img->height; | |
7990 | p < end; | |
7991 | ++p) | |
7992 | { | |
7993 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
7994 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
7995 | p->red = p->green = p->blue = i2; | |
7996 | } | |
7997 | ||
7998 | x_from_xcolors (f, img, colors); | |
7999 | } | |
8000 | ||
8001 | /* Draw a cross over the disabled image, if we must or if we | |
8002 | should. */ | |
8003 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
8004 | { | |
8005 | Display *dpy = FRAME_X_DISPLAY (f); | |
8006 | GC gc; | |
8007 | ||
14819cb3 GM |
8008 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
8009 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
8010 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
8011 | img->width - 1, img->height - 1); | |
8012 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
8013 | img->width - 1, 0); | |
8014 | XFreeGC (dpy, gc); | |
8015 | ||
8016 | if (img->mask) | |
8017 | { | |
8018 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8019 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8020 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8021 | img->width - 1, img->height - 1); | |
8022 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8023 | img->width - 1, 0); | |
8024 | XFreeGC (dpy, gc); | |
8025 | } | |
14819cb3 GM |
8026 | } |
8027 | } | |
8028 | ||
8029 | ||
333b20bb GM |
8030 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8031 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8032 | determine the background color of IMG. If it is a list '(R G B)', |
8033 | with R, G, and B being integers >= 0, take that as the color of the | |
8034 | background. Otherwise, determine the background color of IMG | |
8035 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8036 | |
8037 | static int | |
45158a91 | 8038 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8039 | struct frame *f; |
333b20bb GM |
8040 | struct image *img; |
8041 | Lisp_Object how; | |
8042 | { | |
8043 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8044 | XImage *ximg, *mask_img; |
fcf431dc | 8045 | int x, y, rc, look_at_corners_p; |
8ec8a5ec | 8046 | unsigned long bg = 0; |
333b20bb | 8047 | |
4a8e312c GM |
8048 | if (img->mask) |
8049 | { | |
8050 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8051 | img->mask = None; |
4a8e312c | 8052 | } |
dd00328a | 8053 | |
333b20bb | 8054 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8055 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8056 | &mask_img, &img->mask); |
8057 | if (!rc) | |
28c7826c | 8058 | return 0; |
333b20bb GM |
8059 | |
8060 | /* Get the X image of IMG->pixmap. */ | |
8061 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8062 | ~0, ZPixmap); | |
8063 | ||
fcf431dc GM |
8064 | /* Determine the background color of ximg. If HOW is `(R G B)' |
8065 | take that as color. Otherwise, try to determine the color | |
8066 | heuristically. */ | |
8067 | look_at_corners_p = 1; | |
8068 | ||
8069 | if (CONSP (how)) | |
8070 | { | |
8071 | int rgb[3], i = 0; | |
8072 | ||
8073 | while (i < 3 | |
8074 | && CONSP (how) | |
8075 | && NATNUMP (XCAR (how))) | |
8076 | { | |
8077 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8078 | how = XCDR (how); | |
8079 | } | |
8080 | ||
8081 | if (i == 3 && NILP (how)) | |
8082 | { | |
8083 | char color_name[30]; | |
8084 | XColor exact, color; | |
8085 | Colormap cmap; | |
8086 | ||
8087 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
8088 | ||
9b2956e2 | 8089 | cmap = FRAME_X_COLORMAP (f); |
fcf431dc GM |
8090 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) |
8091 | { | |
8092 | bg = color.pixel; | |
8093 | look_at_corners_p = 0; | |
8094 | } | |
8095 | } | |
8096 | } | |
8097 | ||
8098 | if (look_at_corners_p) | |
333b20bb GM |
8099 | { |
8100 | unsigned long corners[4]; | |
8101 | int i, best_count; | |
8102 | ||
8103 | /* Get the colors at the corners of ximg. */ | |
8104 | corners[0] = XGetPixel (ximg, 0, 0); | |
8105 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
8106 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
8107 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
8108 | ||
8109 | /* Choose the most frequently found color as background. */ | |
8110 | for (i = best_count = 0; i < 4; ++i) | |
8111 | { | |
8112 | int j, n; | |
8113 | ||
8114 | for (j = n = 0; j < 4; ++j) | |
8115 | if (corners[i] == corners[j]) | |
8116 | ++n; | |
8117 | ||
8118 | if (n > best_count) | |
8119 | bg = corners[i], best_count = n; | |
8120 | } | |
8121 | } | |
8122 | ||
8123 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8124 | from the background color bg. */ | |
8125 | for (y = 0; y < img->height; ++y) | |
8126 | for (x = 0; x < img->width; ++x) | |
8127 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8128 | ||
8129 | /* Put mask_img into img->mask. */ | |
8130 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8131 | x_destroy_x_image (mask_img); | |
8132 | XDestroyImage (ximg); | |
8133 | ||
333b20bb GM |
8134 | return 1; |
8135 | } | |
8136 | ||
8137 | ||
8138 | \f | |
8139 | /*********************************************************************** | |
8140 | PBM (mono, gray, color) | |
8141 | ***********************************************************************/ | |
8142 | ||
8143 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8144 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8145 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8146 | |
8147 | /* The symbol `pbm' identifying images of this type. */ | |
8148 | ||
8149 | Lisp_Object Qpbm; | |
8150 | ||
8151 | /* Indices of image specification fields in gs_format, below. */ | |
8152 | ||
8153 | enum pbm_keyword_index | |
8154 | { | |
8155 | PBM_TYPE, | |
8156 | PBM_FILE, | |
63cec32f | 8157 | PBM_DATA, |
333b20bb GM |
8158 | PBM_ASCENT, |
8159 | PBM_MARGIN, | |
8160 | PBM_RELIEF, | |
8161 | PBM_ALGORITHM, | |
8162 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8163 | PBM_MASK, |
be0b1fac GM |
8164 | PBM_FOREGROUND, |
8165 | PBM_BACKGROUND, | |
333b20bb GM |
8166 | PBM_LAST |
8167 | }; | |
8168 | ||
8169 | /* Vector of image_keyword structures describing the format | |
8170 | of valid user-defined image specifications. */ | |
8171 | ||
8172 | static struct image_keyword pbm_format[PBM_LAST] = | |
8173 | { | |
8174 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8175 | {":file", IMAGE_STRING_VALUE, 0}, |
8176 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8177 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8178 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8179 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8180 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8181 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8182 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8183 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8184 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8185 | }; |
8186 | ||
8187 | /* Structure describing the image type `pbm'. */ | |
8188 | ||
8189 | static struct image_type pbm_type = | |
8190 | { | |
8191 | &Qpbm, | |
8192 | pbm_image_p, | |
8193 | pbm_load, | |
8194 | x_clear_image, | |
8195 | NULL | |
8196 | }; | |
8197 | ||
8198 | ||
8199 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8200 | ||
8201 | static int | |
8202 | pbm_image_p (object) | |
8203 | Lisp_Object object; | |
8204 | { | |
8205 | struct image_keyword fmt[PBM_LAST]; | |
8206 | ||
8207 | bcopy (pbm_format, fmt, sizeof fmt); | |
8208 | ||
7c7ff7f5 | 8209 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8210 | return 0; |
63cec32f GM |
8211 | |
8212 | /* Must specify either :data or :file. */ | |
8213 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8214 | } |
8215 | ||
8216 | ||
63cec32f GM |
8217 | /* Scan a decimal number from *S and return it. Advance *S while |
8218 | reading the number. END is the end of the string. Value is -1 at | |
8219 | end of input. */ | |
333b20bb GM |
8220 | |
8221 | static int | |
63cec32f GM |
8222 | pbm_scan_number (s, end) |
8223 | unsigned char **s, *end; | |
333b20bb | 8224 | { |
8ec8a5ec | 8225 | int c = 0, val = -1; |
333b20bb | 8226 | |
63cec32f | 8227 | while (*s < end) |
333b20bb GM |
8228 | { |
8229 | /* Skip white-space. */ | |
63cec32f | 8230 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8231 | ; |
8232 | ||
8233 | if (c == '#') | |
8234 | { | |
8235 | /* Skip comment to end of line. */ | |
63cec32f | 8236 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8237 | ; |
8238 | } | |
8239 | else if (isdigit (c)) | |
8240 | { | |
8241 | /* Read decimal number. */ | |
8242 | val = c - '0'; | |
63cec32f | 8243 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8244 | val = 10 * val + c - '0'; |
8245 | break; | |
8246 | } | |
8247 | else | |
8248 | break; | |
8249 | } | |
8250 | ||
8251 | return val; | |
8252 | } | |
8253 | ||
8254 | ||
8255 | /* Load PBM image IMG for use on frame F. */ | |
8256 | ||
8257 | static int | |
8258 | pbm_load (f, img) | |
8259 | struct frame *f; | |
8260 | struct image *img; | |
8261 | { | |
333b20bb | 8262 | int raw_p, x, y; |
b6d7acec | 8263 | int width, height, max_color_idx = 0; |
333b20bb GM |
8264 | XImage *ximg; |
8265 | Lisp_Object file, specified_file; | |
8266 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8267 | struct gcpro gcpro1; | |
63cec32f GM |
8268 | unsigned char *contents = NULL; |
8269 | unsigned char *end, *p; | |
8270 | int size; | |
333b20bb GM |
8271 | |
8272 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8273 | file = Qnil; |
333b20bb | 8274 | GCPRO1 (file); |
333b20bb | 8275 | |
63cec32f | 8276 | if (STRINGP (specified_file)) |
333b20bb | 8277 | { |
63cec32f GM |
8278 | file = x_find_image_file (specified_file); |
8279 | if (!STRINGP (file)) | |
8280 | { | |
8281 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8282 | UNGCPRO; | |
8283 | return 0; | |
8284 | } | |
333b20bb | 8285 | |
5be6c3b0 | 8286 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8287 | if (contents == NULL) |
8288 | { | |
8289 | image_error ("Error reading `%s'", file, Qnil); | |
8290 | UNGCPRO; | |
8291 | return 0; | |
8292 | } | |
8293 | ||
8294 | p = contents; | |
8295 | end = contents + size; | |
8296 | } | |
8297 | else | |
333b20bb | 8298 | { |
63cec32f GM |
8299 | Lisp_Object data; |
8300 | data = image_spec_value (img->spec, QCdata, NULL); | |
8301 | p = XSTRING (data)->data; | |
8302 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8303 | } |
8304 | ||
63cec32f GM |
8305 | /* Check magic number. */ |
8306 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8307 | { |
45158a91 | 8308 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8309 | error: |
8310 | xfree (contents); | |
333b20bb GM |
8311 | UNGCPRO; |
8312 | return 0; | |
8313 | } | |
8314 | ||
63cec32f | 8315 | switch (*p++) |
333b20bb GM |
8316 | { |
8317 | case '1': | |
8318 | raw_p = 0, type = PBM_MONO; | |
8319 | break; | |
8320 | ||
8321 | case '2': | |
8322 | raw_p = 0, type = PBM_GRAY; | |
8323 | break; | |
8324 | ||
8325 | case '3': | |
8326 | raw_p = 0, type = PBM_COLOR; | |
8327 | break; | |
8328 | ||
8329 | case '4': | |
8330 | raw_p = 1, type = PBM_MONO; | |
8331 | break; | |
8332 | ||
8333 | case '5': | |
8334 | raw_p = 1, type = PBM_GRAY; | |
8335 | break; | |
8336 | ||
8337 | case '6': | |
8338 | raw_p = 1, type = PBM_COLOR; | |
8339 | break; | |
8340 | ||
8341 | default: | |
45158a91 | 8342 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8343 | goto error; |
333b20bb GM |
8344 | } |
8345 | ||
8346 | /* Read width, height, maximum color-component. Characters | |
8347 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8348 | width = pbm_scan_number (&p, end); |
8349 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8350 | |
8351 | if (type != PBM_MONO) | |
8352 | { | |
63cec32f | 8353 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8354 | if (raw_p && max_color_idx > 255) |
8355 | max_color_idx = 255; | |
8356 | } | |
8357 | ||
63cec32f GM |
8358 | if (width < 0 |
8359 | || height < 0 | |
333b20bb | 8360 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8361 | goto error; |
333b20bb | 8362 | |
45158a91 | 8363 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8364 | &ximg, &img->pixmap)) |
28c7826c | 8365 | goto error; |
333b20bb GM |
8366 | |
8367 | /* Initialize the color hash table. */ | |
8368 | init_color_table (); | |
8369 | ||
8370 | if (type == PBM_MONO) | |
8371 | { | |
8372 | int c = 0, g; | |
be0b1fac GM |
8373 | struct image_keyword fmt[PBM_LAST]; |
8374 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8375 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8376 | ||
8377 | /* Parse the image specification. */ | |
8378 | bcopy (pbm_format, fmt, sizeof fmt); | |
8379 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8380 | ||
8381 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8382 | if (fmt[PBM_FOREGROUND].count |
8383 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8384 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8385 | if (fmt[PBM_BACKGROUND].count |
8386 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
be0b1fac | 8387 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); |
333b20bb GM |
8388 | |
8389 | for (y = 0; y < height; ++y) | |
8390 | for (x = 0; x < width; ++x) | |
8391 | { | |
8392 | if (raw_p) | |
8393 | { | |
8394 | if ((x & 7) == 0) | |
63cec32f | 8395 | c = *p++; |
333b20bb GM |
8396 | g = c & 0x80; |
8397 | c <<= 1; | |
8398 | } | |
8399 | else | |
63cec32f | 8400 | g = pbm_scan_number (&p, end); |
333b20bb | 8401 | |
be0b1fac | 8402 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8403 | } |
8404 | } | |
8405 | else | |
8406 | { | |
8407 | for (y = 0; y < height; ++y) | |
8408 | for (x = 0; x < width; ++x) | |
8409 | { | |
8410 | int r, g, b; | |
8411 | ||
8412 | if (type == PBM_GRAY) | |
63cec32f | 8413 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8414 | else if (raw_p) |
8415 | { | |
63cec32f GM |
8416 | r = *p++; |
8417 | g = *p++; | |
8418 | b = *p++; | |
333b20bb GM |
8419 | } |
8420 | else | |
8421 | { | |
63cec32f GM |
8422 | r = pbm_scan_number (&p, end); |
8423 | g = pbm_scan_number (&p, end); | |
8424 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8425 | } |
8426 | ||
8427 | if (r < 0 || g < 0 || b < 0) | |
8428 | { | |
333b20bb GM |
8429 | xfree (ximg->data); |
8430 | ximg->data = NULL; | |
8431 | XDestroyImage (ximg); | |
45158a91 GM |
8432 | image_error ("Invalid pixel value in image `%s'", |
8433 | img->spec, Qnil); | |
63cec32f | 8434 | goto error; |
333b20bb GM |
8435 | } |
8436 | ||
8437 | /* RGB values are now in the range 0..max_color_idx. | |
8438 | Scale this to the range 0..0xffff supported by X. */ | |
8439 | r = (double) r * 65535 / max_color_idx; | |
8440 | g = (double) g * 65535 / max_color_idx; | |
8441 | b = (double) b * 65535 / max_color_idx; | |
8442 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8443 | } | |
8444 | } | |
8445 | ||
333b20bb GM |
8446 | /* Store in IMG->colors the colors allocated for the image, and |
8447 | free the color table. */ | |
8448 | img->colors = colors_in_color_table (&img->ncolors); | |
8449 | free_color_table (); | |
8450 | ||
8451 | /* Put the image into a pixmap. */ | |
8452 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8453 | x_destroy_x_image (ximg); | |
333b20bb GM |
8454 | |
8455 | img->width = width; | |
8456 | img->height = height; | |
8457 | ||
8458 | UNGCPRO; | |
63cec32f | 8459 | xfree (contents); |
333b20bb GM |
8460 | return 1; |
8461 | } | |
8462 | ||
8463 | ||
8464 | \f | |
8465 | /*********************************************************************** | |
8466 | PNG | |
8467 | ***********************************************************************/ | |
8468 | ||
8469 | #if HAVE_PNG | |
8470 | ||
8471 | #include <png.h> | |
8472 | ||
8473 | /* Function prototypes. */ | |
8474 | ||
8475 | static int png_image_p P_ ((Lisp_Object object)); | |
8476 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8477 | ||
8478 | /* The symbol `png' identifying images of this type. */ | |
8479 | ||
8480 | Lisp_Object Qpng; | |
8481 | ||
8482 | /* Indices of image specification fields in png_format, below. */ | |
8483 | ||
8484 | enum png_keyword_index | |
8485 | { | |
8486 | PNG_TYPE, | |
63448a4d | 8487 | PNG_DATA, |
333b20bb GM |
8488 | PNG_FILE, |
8489 | PNG_ASCENT, | |
8490 | PNG_MARGIN, | |
8491 | PNG_RELIEF, | |
8492 | PNG_ALGORITHM, | |
8493 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8494 | PNG_MASK, |
333b20bb GM |
8495 | PNG_LAST |
8496 | }; | |
8497 | ||
8498 | /* Vector of image_keyword structures describing the format | |
8499 | of valid user-defined image specifications. */ | |
8500 | ||
8501 | static struct image_keyword png_format[PNG_LAST] = | |
8502 | { | |
8503 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8504 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8505 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8506 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8507 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8508 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8509 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
8510 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8511 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8512 | }; |
8513 | ||
06482119 | 8514 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8515 | |
8516 | static struct image_type png_type = | |
8517 | { | |
8518 | &Qpng, | |
8519 | png_image_p, | |
8520 | png_load, | |
8521 | x_clear_image, | |
8522 | NULL | |
8523 | }; | |
8524 | ||
8525 | ||
8526 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8527 | ||
8528 | static int | |
8529 | png_image_p (object) | |
8530 | Lisp_Object object; | |
8531 | { | |
8532 | struct image_keyword fmt[PNG_LAST]; | |
8533 | bcopy (png_format, fmt, sizeof fmt); | |
8534 | ||
7c7ff7f5 | 8535 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8536 | return 0; |
63448a4d | 8537 | |
63cec32f GM |
8538 | /* Must specify either the :data or :file keyword. */ |
8539 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8540 | } |
8541 | ||
8542 | ||
8543 | /* Error and warning handlers installed when the PNG library | |
8544 | is initialized. */ | |
8545 | ||
8546 | static void | |
8547 | my_png_error (png_ptr, msg) | |
8548 | png_struct *png_ptr; | |
8549 | char *msg; | |
8550 | { | |
8551 | xassert (png_ptr != NULL); | |
8552 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8553 | longjmp (png_ptr->jmpbuf, 1); | |
8554 | } | |
8555 | ||
8556 | ||
8557 | static void | |
8558 | my_png_warning (png_ptr, msg) | |
8559 | png_struct *png_ptr; | |
8560 | char *msg; | |
8561 | { | |
8562 | xassert (png_ptr != NULL); | |
8563 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8564 | } | |
8565 | ||
5ad6a5fb GM |
8566 | /* Memory source for PNG decoding. */ |
8567 | ||
63448a4d WP |
8568 | struct png_memory_storage |
8569 | { | |
5ad6a5fb GM |
8570 | unsigned char *bytes; /* The data */ |
8571 | size_t len; /* How big is it? */ | |
8572 | int index; /* Where are we? */ | |
63448a4d WP |
8573 | }; |
8574 | ||
5ad6a5fb GM |
8575 | |
8576 | /* Function set as reader function when reading PNG image from memory. | |
8577 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8578 | bytes from the input to DATA. */ | |
8579 | ||
63448a4d | 8580 | static void |
5ad6a5fb GM |
8581 | png_read_from_memory (png_ptr, data, length) |
8582 | png_structp png_ptr; | |
8583 | png_bytep data; | |
8584 | png_size_t length; | |
63448a4d | 8585 | { |
5ad6a5fb GM |
8586 | struct png_memory_storage *tbr |
8587 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8588 | |
5ad6a5fb GM |
8589 | if (length > tbr->len - tbr->index) |
8590 | png_error (png_ptr, "Read error"); | |
8591 | ||
8592 | bcopy (tbr->bytes + tbr->index, data, length); | |
8593 | tbr->index = tbr->index + length; | |
63448a4d | 8594 | } |
333b20bb GM |
8595 | |
8596 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8597 | successful. */ | |
8598 | ||
8599 | static int | |
8600 | png_load (f, img) | |
8601 | struct frame *f; | |
8602 | struct image *img; | |
8603 | { | |
8604 | Lisp_Object file, specified_file; | |
63448a4d | 8605 | Lisp_Object specified_data; |
b6d7acec | 8606 | int x, y, i; |
333b20bb GM |
8607 | XImage *ximg, *mask_img = NULL; |
8608 | struct gcpro gcpro1; | |
8609 | png_struct *png_ptr = NULL; | |
8610 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8611 | FILE *volatile fp = NULL; |
333b20bb | 8612 | png_byte sig[8]; |
8ec8a5ec GM |
8613 | png_byte * volatile pixels = NULL; |
8614 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8615 | png_uint_32 width, height; |
8616 | int bit_depth, color_type, interlace_type; | |
8617 | png_byte channels; | |
8618 | png_uint_32 row_bytes; | |
8619 | int transparent_p; | |
8620 | char *gamma_str; | |
8621 | double screen_gamma, image_gamma; | |
8622 | int intent; | |
63448a4d | 8623 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8624 | |
8625 | /* Find out what file to load. */ | |
8626 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8627 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8628 | file = Qnil; |
8629 | GCPRO1 (file); | |
333b20bb | 8630 | |
63448a4d | 8631 | if (NILP (specified_data)) |
5ad6a5fb GM |
8632 | { |
8633 | file = x_find_image_file (specified_file); | |
8634 | if (!STRINGP (file)) | |
63448a4d | 8635 | { |
45158a91 | 8636 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8637 | UNGCPRO; |
8638 | return 0; | |
8639 | } | |
333b20bb | 8640 | |
5ad6a5fb GM |
8641 | /* Open the image file. */ |
8642 | fp = fopen (XSTRING (file)->data, "rb"); | |
8643 | if (!fp) | |
8644 | { | |
45158a91 | 8645 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8646 | UNGCPRO; |
8647 | fclose (fp); | |
8648 | return 0; | |
8649 | } | |
63448a4d | 8650 | |
5ad6a5fb GM |
8651 | /* Check PNG signature. */ |
8652 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8653 | || !png_check_sig (sig, sizeof sig)) | |
8654 | { | |
45158a91 | 8655 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8656 | UNGCPRO; |
8657 | fclose (fp); | |
8658 | return 0; | |
63448a4d | 8659 | } |
5ad6a5fb | 8660 | } |
63448a4d | 8661 | else |
5ad6a5fb GM |
8662 | { |
8663 | /* Read from memory. */ | |
8664 | tbr.bytes = XSTRING (specified_data)->data; | |
8665 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8666 | tbr.index = 0; | |
63448a4d | 8667 | |
5ad6a5fb GM |
8668 | /* Check PNG signature. */ |
8669 | if (tbr.len < sizeof sig | |
8670 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8671 | { | |
45158a91 | 8672 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8673 | UNGCPRO; |
8674 | return 0; | |
63448a4d | 8675 | } |
333b20bb | 8676 | |
5ad6a5fb GM |
8677 | /* Need to skip past the signature. */ |
8678 | tbr.bytes += sizeof (sig); | |
8679 | } | |
8680 | ||
333b20bb GM |
8681 | /* Initialize read and info structs for PNG lib. */ |
8682 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8683 | my_png_error, my_png_warning); | |
8684 | if (!png_ptr) | |
8685 | { | |
63448a4d | 8686 | if (fp) fclose (fp); |
333b20bb GM |
8687 | UNGCPRO; |
8688 | return 0; | |
8689 | } | |
8690 | ||
8691 | info_ptr = png_create_info_struct (png_ptr); | |
8692 | if (!info_ptr) | |
8693 | { | |
8694 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8695 | if (fp) fclose (fp); |
333b20bb GM |
8696 | UNGCPRO; |
8697 | return 0; | |
8698 | } | |
8699 | ||
8700 | end_info = png_create_info_struct (png_ptr); | |
8701 | if (!end_info) | |
8702 | { | |
8703 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8704 | if (fp) fclose (fp); |
333b20bb GM |
8705 | UNGCPRO; |
8706 | return 0; | |
8707 | } | |
8708 | ||
8709 | /* Set error jump-back. We come back here when the PNG library | |
8710 | detects an error. */ | |
8711 | if (setjmp (png_ptr->jmpbuf)) | |
8712 | { | |
8713 | error: | |
8714 | if (png_ptr) | |
8715 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8716 | xfree (pixels); | |
8717 | xfree (rows); | |
63448a4d | 8718 | if (fp) fclose (fp); |
333b20bb GM |
8719 | UNGCPRO; |
8720 | return 0; | |
8721 | } | |
8722 | ||
8723 | /* Read image info. */ | |
63448a4d | 8724 | if (!NILP (specified_data)) |
5ad6a5fb | 8725 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8726 | else |
5ad6a5fb | 8727 | png_init_io (png_ptr, fp); |
63448a4d | 8728 | |
333b20bb GM |
8729 | png_set_sig_bytes (png_ptr, sizeof sig); |
8730 | png_read_info (png_ptr, info_ptr); | |
8731 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8732 | &interlace_type, NULL, NULL); | |
8733 | ||
8734 | /* If image contains simply transparency data, we prefer to | |
8735 | construct a clipping mask. */ | |
8736 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8737 | transparent_p = 1; | |
8738 | else | |
8739 | transparent_p = 0; | |
8740 | ||
8741 | /* This function is easier to write if we only have to handle | |
8742 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
8743 | transform other formats into that format. */ | |
8744 | ||
8745 | /* Strip more than 8 bits per channel. */ | |
8746 | if (bit_depth == 16) | |
8747 | png_set_strip_16 (png_ptr); | |
8748 | ||
8749 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8750 | if available. */ | |
8751 | png_set_expand (png_ptr); | |
8752 | ||
8753 | /* Convert grayscale images to RGB. */ | |
8754 | if (color_type == PNG_COLOR_TYPE_GRAY | |
8755 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
8756 | png_set_gray_to_rgb (png_ptr); | |
8757 | ||
8758 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
8759 | gamma_str = getenv ("SCREEN_GAMMA"); | |
8760 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
8761 | ||
8762 | /* Tell the PNG lib to handle gamma correction for us. */ | |
8763 | ||
6c1aa34d | 8764 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
8765 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8766 | /* There is a special chunk in the image specifying the gamma. */ | |
8767 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
8768 | else |
8769 | #endif | |
8770 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
8771 | /* Image contains gamma information. */ |
8772 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8773 | else | |
8774 | /* Use a default of 0.5 for the image gamma. */ | |
8775 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
8776 | ||
8777 | /* Handle alpha channel by combining the image with a background | |
8778 | color. Do this only if a real alpha channel is supplied. For | |
8779 | simple transparency, we prefer a clipping mask. */ | |
8780 | if (!transparent_p) | |
8781 | { | |
8782 | png_color_16 *image_background; | |
8783 | ||
8784 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
8785 | /* Image contains a background color with which to | |
8786 | combine the image. */ | |
8787 | png_set_background (png_ptr, image_background, | |
8788 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
8789 | else | |
8790 | { | |
8791 | /* Image does not contain a background color with which | |
8792 | to combine the image data via an alpha channel. Use | |
8793 | the frame's background instead. */ | |
8794 | XColor color; | |
8795 | Colormap cmap; | |
8796 | png_color_16 frame_background; | |
8797 | ||
9b2956e2 | 8798 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 8799 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 8800 | x_query_color (f, &color); |
333b20bb GM |
8801 | |
8802 | bzero (&frame_background, sizeof frame_background); | |
8803 | frame_background.red = color.red; | |
8804 | frame_background.green = color.green; | |
8805 | frame_background.blue = color.blue; | |
8806 | ||
8807 | png_set_background (png_ptr, &frame_background, | |
8808 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8809 | } | |
8810 | } | |
8811 | ||
8812 | /* Update info structure. */ | |
8813 | png_read_update_info (png_ptr, info_ptr); | |
8814 | ||
8815 | /* Get number of channels. Valid values are 1 for grayscale images | |
8816 | and images with a palette, 2 for grayscale images with transparency | |
8817 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8818 | images with alpha channel, i.e. RGBA. If conversions above were | |
8819 | sufficient we should only have 3 or 4 channels here. */ | |
8820 | channels = png_get_channels (png_ptr, info_ptr); | |
8821 | xassert (channels == 3 || channels == 4); | |
8822 | ||
8823 | /* Number of bytes needed for one row of the image. */ | |
8824 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8825 | ||
8826 | /* Allocate memory for the image. */ | |
8827 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8828 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8829 | for (i = 0; i < height; ++i) | |
8830 | rows[i] = pixels + i * row_bytes; | |
8831 | ||
8832 | /* Read the entire image. */ | |
8833 | png_read_image (png_ptr, rows); | |
8834 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8835 | if (fp) |
8836 | { | |
8837 | fclose (fp); | |
8838 | fp = NULL; | |
8839 | } | |
333b20bb | 8840 | |
333b20bb | 8841 | /* Create the X image and pixmap. */ |
45158a91 | 8842 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 8843 | &img->pixmap)) |
28c7826c | 8844 | goto error; |
333b20bb GM |
8845 | |
8846 | /* Create an image and pixmap serving as mask if the PNG image | |
8847 | contains an alpha channel. */ | |
8848 | if (channels == 4 | |
8849 | && !transparent_p | |
45158a91 | 8850 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8851 | &mask_img, &img->mask)) |
8852 | { | |
8853 | x_destroy_x_image (ximg); | |
8854 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 8855 | img->pixmap = None; |
333b20bb GM |
8856 | goto error; |
8857 | } | |
8858 | ||
8859 | /* Fill the X image and mask from PNG data. */ | |
8860 | init_color_table (); | |
8861 | ||
8862 | for (y = 0; y < height; ++y) | |
8863 | { | |
8864 | png_byte *p = rows[y]; | |
8865 | ||
8866 | for (x = 0; x < width; ++x) | |
8867 | { | |
8868 | unsigned r, g, b; | |
8869 | ||
8870 | r = *p++ << 8; | |
8871 | g = *p++ << 8; | |
8872 | b = *p++ << 8; | |
8873 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8874 | ||
8875 | /* An alpha channel, aka mask channel, associates variable | |
8876 | transparency with an image. Where other image formats | |
8877 | support binary transparency---fully transparent or fully | |
8878 | opaque---PNG allows up to 254 levels of partial transparency. | |
8879 | The PNG library implements partial transparency by combining | |
8880 | the image with a specified background color. | |
8881 | ||
8882 | I'm not sure how to handle this here nicely: because the | |
8883 | background on which the image is displayed may change, for | |
8884 | real alpha channel support, it would be necessary to create | |
8885 | a new image for each possible background. | |
8886 | ||
8887 | What I'm doing now is that a mask is created if we have | |
8888 | boolean transparency information. Otherwise I'm using | |
8889 | the frame's background color to combine the image with. */ | |
8890 | ||
8891 | if (channels == 4) | |
8892 | { | |
8893 | if (mask_img) | |
8894 | XPutPixel (mask_img, x, y, *p > 0); | |
8895 | ++p; | |
8896 | } | |
8897 | } | |
8898 | } | |
8899 | ||
8900 | /* Remember colors allocated for this image. */ | |
8901 | img->colors = colors_in_color_table (&img->ncolors); | |
8902 | free_color_table (); | |
8903 | ||
8904 | /* Clean up. */ | |
8905 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8906 | xfree (rows); | |
8907 | xfree (pixels); | |
8908 | ||
8909 | img->width = width; | |
8910 | img->height = height; | |
8911 | ||
8912 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8913 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8914 | x_destroy_x_image (ximg); | |
8915 | ||
8916 | /* Same for the mask. */ | |
8917 | if (mask_img) | |
8918 | { | |
8919 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8920 | x_destroy_x_image (mask_img); | |
8921 | } | |
8922 | ||
333b20bb GM |
8923 | UNGCPRO; |
8924 | return 1; | |
8925 | } | |
8926 | ||
8927 | #endif /* HAVE_PNG != 0 */ | |
8928 | ||
8929 | ||
8930 | \f | |
8931 | /*********************************************************************** | |
8932 | JPEG | |
8933 | ***********************************************************************/ | |
8934 | ||
8935 | #if HAVE_JPEG | |
8936 | ||
ba06aba4 GM |
8937 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8938 | jconfig.h. */ | |
8939 | #ifdef HAVE_STDLIB_H | |
8940 | #define HAVE_STDLIB_H_1 | |
8941 | #undef HAVE_STDLIB_H | |
8942 | #endif /* HAVE_STLIB_H */ | |
8943 | ||
333b20bb GM |
8944 | #include <jpeglib.h> |
8945 | #include <jerror.h> | |
8946 | #include <setjmp.h> | |
8947 | ||
ba06aba4 GM |
8948 | #ifdef HAVE_STLIB_H_1 |
8949 | #define HAVE_STDLIB_H 1 | |
8950 | #endif | |
8951 | ||
333b20bb GM |
8952 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8953 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8954 | ||
8955 | /* The symbol `jpeg' identifying images of this type. */ | |
8956 | ||
8957 | Lisp_Object Qjpeg; | |
8958 | ||
8959 | /* Indices of image specification fields in gs_format, below. */ | |
8960 | ||
8961 | enum jpeg_keyword_index | |
8962 | { | |
8963 | JPEG_TYPE, | |
8e39770a | 8964 | JPEG_DATA, |
333b20bb GM |
8965 | JPEG_FILE, |
8966 | JPEG_ASCENT, | |
8967 | JPEG_MARGIN, | |
8968 | JPEG_RELIEF, | |
8969 | JPEG_ALGORITHM, | |
8970 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 8971 | JPEG_MASK, |
333b20bb GM |
8972 | JPEG_LAST |
8973 | }; | |
8974 | ||
8975 | /* Vector of image_keyword structures describing the format | |
8976 | of valid user-defined image specifications. */ | |
8977 | ||
8978 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8979 | { | |
8980 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8981 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8982 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8983 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8984 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8985 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8986 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
8987 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8988 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8989 | }; |
8990 | ||
8991 | /* Structure describing the image type `jpeg'. */ | |
8992 | ||
8993 | static struct image_type jpeg_type = | |
8994 | { | |
8995 | &Qjpeg, | |
8996 | jpeg_image_p, | |
8997 | jpeg_load, | |
8998 | x_clear_image, | |
8999 | NULL | |
9000 | }; | |
9001 | ||
9002 | ||
9003 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
9004 | ||
9005 | static int | |
9006 | jpeg_image_p (object) | |
9007 | Lisp_Object object; | |
9008 | { | |
9009 | struct image_keyword fmt[JPEG_LAST]; | |
9010 | ||
9011 | bcopy (jpeg_format, fmt, sizeof fmt); | |
9012 | ||
7c7ff7f5 | 9013 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 9014 | return 0; |
8e39770a | 9015 | |
63cec32f GM |
9016 | /* Must specify either the :data or :file keyword. */ |
9017 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9018 | } |
9019 | ||
8e39770a | 9020 | |
333b20bb GM |
9021 | struct my_jpeg_error_mgr |
9022 | { | |
9023 | struct jpeg_error_mgr pub; | |
9024 | jmp_buf setjmp_buffer; | |
9025 | }; | |
9026 | ||
e3130015 | 9027 | |
333b20bb GM |
9028 | static void |
9029 | my_error_exit (cinfo) | |
9030 | j_common_ptr cinfo; | |
9031 | { | |
9032 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9033 | longjmp (mgr->setjmp_buffer, 1); | |
9034 | } | |
9035 | ||
e3130015 | 9036 | |
8e39770a GM |
9037 | /* Init source method for JPEG data source manager. Called by |
9038 | jpeg_read_header() before any data is actually read. See | |
9039 | libjpeg.doc from the JPEG lib distribution. */ | |
9040 | ||
9041 | static void | |
9042 | our_init_source (cinfo) | |
9043 | j_decompress_ptr cinfo; | |
9044 | { | |
9045 | } | |
9046 | ||
9047 | ||
9048 | /* Fill input buffer method for JPEG data source manager. Called | |
9049 | whenever more data is needed. We read the whole image in one step, | |
9050 | so this only adds a fake end of input marker at the end. */ | |
9051 | ||
9052 | static boolean | |
9053 | our_fill_input_buffer (cinfo) | |
9054 | j_decompress_ptr cinfo; | |
9055 | { | |
9056 | /* Insert a fake EOI marker. */ | |
9057 | struct jpeg_source_mgr *src = cinfo->src; | |
9058 | static JOCTET buffer[2]; | |
9059 | ||
9060 | buffer[0] = (JOCTET) 0xFF; | |
9061 | buffer[1] = (JOCTET) JPEG_EOI; | |
9062 | ||
9063 | src->next_input_byte = buffer; | |
9064 | src->bytes_in_buffer = 2; | |
9065 | return TRUE; | |
9066 | } | |
9067 | ||
9068 | ||
9069 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9070 | is the JPEG data source manager. */ | |
9071 | ||
9072 | static void | |
9073 | our_skip_input_data (cinfo, num_bytes) | |
9074 | j_decompress_ptr cinfo; | |
9075 | long num_bytes; | |
9076 | { | |
9077 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9078 | ||
9079 | if (src) | |
9080 | { | |
9081 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9082 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9083 | |
9084 | src->bytes_in_buffer -= num_bytes; | |
9085 | src->next_input_byte += num_bytes; | |
9086 | } | |
9087 | } | |
9088 | ||
9089 | ||
9090 | /* Method to terminate data source. Called by | |
9091 | jpeg_finish_decompress() after all data has been processed. */ | |
9092 | ||
9093 | static void | |
9094 | our_term_source (cinfo) | |
9095 | j_decompress_ptr cinfo; | |
9096 | { | |
9097 | } | |
9098 | ||
9099 | ||
9100 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9101 | LEN bytes. CINFO is the decompression info structure created for | |
9102 | reading the image. */ | |
9103 | ||
9104 | static void | |
9105 | jpeg_memory_src (cinfo, data, len) | |
9106 | j_decompress_ptr cinfo; | |
9107 | JOCTET *data; | |
9108 | unsigned int len; | |
9109 | { | |
9110 | struct jpeg_source_mgr *src; | |
9111 | ||
9112 | if (cinfo->src == NULL) | |
9113 | { | |
9114 | /* First time for this JPEG object? */ | |
9115 | cinfo->src = (struct jpeg_source_mgr *) | |
9116 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9117 | sizeof (struct jpeg_source_mgr)); | |
9118 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9119 | src->next_input_byte = data; | |
9120 | } | |
9121 | ||
9122 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9123 | src->init_source = our_init_source; | |
9124 | src->fill_input_buffer = our_fill_input_buffer; | |
9125 | src->skip_input_data = our_skip_input_data; | |
9126 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9127 | src->term_source = our_term_source; | |
9128 | src->bytes_in_buffer = len; | |
9129 | src->next_input_byte = data; | |
9130 | } | |
9131 | ||
5ad6a5fb | 9132 | |
333b20bb GM |
9133 | /* Load image IMG for use on frame F. Patterned after example.c |
9134 | from the JPEG lib. */ | |
9135 | ||
9136 | static int | |
9137 | jpeg_load (f, img) | |
9138 | struct frame *f; | |
9139 | struct image *img; | |
9140 | { | |
9141 | struct jpeg_decompress_struct cinfo; | |
9142 | struct my_jpeg_error_mgr mgr; | |
9143 | Lisp_Object file, specified_file; | |
8e39770a | 9144 | Lisp_Object specified_data; |
8ec8a5ec | 9145 | FILE * volatile fp = NULL; |
333b20bb GM |
9146 | JSAMPARRAY buffer; |
9147 | int row_stride, x, y; | |
9148 | XImage *ximg = NULL; | |
b6d7acec | 9149 | int rc; |
333b20bb GM |
9150 | unsigned long *colors; |
9151 | int width, height; | |
9152 | struct gcpro gcpro1; | |
9153 | ||
9154 | /* Open the JPEG file. */ | |
9155 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9156 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9157 | file = Qnil; |
9158 | GCPRO1 (file); | |
8e39770a | 9159 | |
8e39770a | 9160 | if (NILP (specified_data)) |
333b20bb | 9161 | { |
8e39770a | 9162 | file = x_find_image_file (specified_file); |
8e39770a GM |
9163 | if (!STRINGP (file)) |
9164 | { | |
45158a91 | 9165 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9166 | UNGCPRO; |
9167 | return 0; | |
9168 | } | |
333b20bb | 9169 | |
8e39770a GM |
9170 | fp = fopen (XSTRING (file)->data, "r"); |
9171 | if (fp == NULL) | |
9172 | { | |
9173 | image_error ("Cannot open `%s'", file, Qnil); | |
9174 | UNGCPRO; | |
9175 | return 0; | |
9176 | } | |
333b20bb GM |
9177 | } |
9178 | ||
5ad6a5fb GM |
9179 | /* Customize libjpeg's error handling to call my_error_exit when an |
9180 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9181 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9182 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9183 | |
9184 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9185 | { | |
5ad6a5fb GM |
9186 | if (rc == 1) |
9187 | { | |
9188 | /* Called from my_error_exit. Display a JPEG error. */ | |
9189 | char buffer[JMSG_LENGTH_MAX]; | |
9190 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9191 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9192 | build_string (buffer)); |
9193 | } | |
333b20bb GM |
9194 | |
9195 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9196 | if (fp) |
8ec8a5ec | 9197 | fclose ((FILE *) fp); |
333b20bb GM |
9198 | jpeg_destroy_decompress (&cinfo); |
9199 | ||
5ad6a5fb GM |
9200 | /* If we already have an XImage, free that. */ |
9201 | x_destroy_x_image (ximg); | |
333b20bb | 9202 | |
5ad6a5fb GM |
9203 | /* Free pixmap and colors. */ |
9204 | x_clear_image (f, img); | |
333b20bb | 9205 | |
5ad6a5fb GM |
9206 | UNGCPRO; |
9207 | return 0; | |
333b20bb GM |
9208 | } |
9209 | ||
9210 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9211 | Read the JPEG image header. */ |
333b20bb | 9212 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9213 | |
9214 | if (NILP (specified_data)) | |
8ec8a5ec | 9215 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9216 | else |
9217 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9218 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9219 | |
333b20bb GM |
9220 | jpeg_read_header (&cinfo, TRUE); |
9221 | ||
9222 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9223 | Start decompression. */ |
333b20bb GM |
9224 | cinfo.quantize_colors = TRUE; |
9225 | jpeg_start_decompress (&cinfo); | |
9226 | width = img->width = cinfo.output_width; | |
9227 | height = img->height = cinfo.output_height; | |
9228 | ||
333b20bb | 9229 | /* Create X image and pixmap. */ |
45158a91 | 9230 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9231 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9232 | |
9233 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9234 | cinfo.actual_number_of_colors has been set with the number of |
9235 | colors generated, and cinfo.colormap is a two-dimensional array | |
9236 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9237 | No more than 255 colors will be generated. */ | |
333b20bb | 9238 | { |
5ad6a5fb GM |
9239 | int i, ir, ig, ib; |
9240 | ||
9241 | if (cinfo.out_color_components > 2) | |
9242 | ir = 0, ig = 1, ib = 2; | |
9243 | else if (cinfo.out_color_components > 1) | |
9244 | ir = 0, ig = 1, ib = 0; | |
9245 | else | |
9246 | ir = 0, ig = 0, ib = 0; | |
9247 | ||
9248 | /* Use the color table mechanism because it handles colors that | |
9249 | cannot be allocated nicely. Such colors will be replaced with | |
9250 | a default color, and we don't have to care about which colors | |
9251 | can be freed safely, and which can't. */ | |
9252 | init_color_table (); | |
9253 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9254 | * sizeof *colors); | |
333b20bb | 9255 | |
5ad6a5fb GM |
9256 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9257 | { | |
9258 | /* Multiply RGB values with 255 because X expects RGB values | |
9259 | in the range 0..0xffff. */ | |
9260 | int r = cinfo.colormap[ir][i] << 8; | |
9261 | int g = cinfo.colormap[ig][i] << 8; | |
9262 | int b = cinfo.colormap[ib][i] << 8; | |
9263 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9264 | } | |
333b20bb | 9265 | |
5ad6a5fb GM |
9266 | /* Remember those colors actually allocated. */ |
9267 | img->colors = colors_in_color_table (&img->ncolors); | |
9268 | free_color_table (); | |
333b20bb GM |
9269 | } |
9270 | ||
9271 | /* Read pixels. */ | |
9272 | row_stride = width * cinfo.output_components; | |
9273 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9274 | row_stride, 1); |
333b20bb GM |
9275 | for (y = 0; y < height; ++y) |
9276 | { | |
5ad6a5fb GM |
9277 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9278 | for (x = 0; x < cinfo.output_width; ++x) | |
9279 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9280 | } |
9281 | ||
9282 | /* Clean up. */ | |
9283 | jpeg_finish_decompress (&cinfo); | |
9284 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9285 | if (fp) |
8ec8a5ec | 9286 | fclose ((FILE *) fp); |
333b20bb GM |
9287 | |
9288 | /* Put the image into the pixmap. */ | |
9289 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9290 | x_destroy_x_image (ximg); | |
333b20bb GM |
9291 | UNGCPRO; |
9292 | return 1; | |
9293 | } | |
9294 | ||
9295 | #endif /* HAVE_JPEG */ | |
9296 | ||
9297 | ||
9298 | \f | |
9299 | /*********************************************************************** | |
9300 | TIFF | |
9301 | ***********************************************************************/ | |
9302 | ||
9303 | #if HAVE_TIFF | |
9304 | ||
cf4790ad | 9305 | #include <tiffio.h> |
333b20bb GM |
9306 | |
9307 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9308 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9309 | ||
9310 | /* The symbol `tiff' identifying images of this type. */ | |
9311 | ||
9312 | Lisp_Object Qtiff; | |
9313 | ||
9314 | /* Indices of image specification fields in tiff_format, below. */ | |
9315 | ||
9316 | enum tiff_keyword_index | |
9317 | { | |
9318 | TIFF_TYPE, | |
63448a4d | 9319 | TIFF_DATA, |
333b20bb GM |
9320 | TIFF_FILE, |
9321 | TIFF_ASCENT, | |
9322 | TIFF_MARGIN, | |
9323 | TIFF_RELIEF, | |
9324 | TIFF_ALGORITHM, | |
9325 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9326 | TIFF_MASK, |
333b20bb GM |
9327 | TIFF_LAST |
9328 | }; | |
9329 | ||
9330 | /* Vector of image_keyword structures describing the format | |
9331 | of valid user-defined image specifications. */ | |
9332 | ||
9333 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9334 | { | |
9335 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9336 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9337 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9338 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9339 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9340 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9341 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
9342 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9343 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
9344 | }; |
9345 | ||
9346 | /* Structure describing the image type `tiff'. */ | |
9347 | ||
9348 | static struct image_type tiff_type = | |
9349 | { | |
9350 | &Qtiff, | |
9351 | tiff_image_p, | |
9352 | tiff_load, | |
9353 | x_clear_image, | |
9354 | NULL | |
9355 | }; | |
9356 | ||
9357 | ||
9358 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9359 | ||
9360 | static int | |
9361 | tiff_image_p (object) | |
9362 | Lisp_Object object; | |
9363 | { | |
9364 | struct image_keyword fmt[TIFF_LAST]; | |
9365 | bcopy (tiff_format, fmt, sizeof fmt); | |
9366 | ||
7c7ff7f5 | 9367 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9368 | return 0; |
5ad6a5fb | 9369 | |
63cec32f GM |
9370 | /* Must specify either the :data or :file keyword. */ |
9371 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9372 | } |
9373 | ||
5ad6a5fb GM |
9374 | |
9375 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9376 | memory source, but we have to provide a lot of extra functions. | |
9377 | Blah. | |
63448a4d WP |
9378 | |
9379 | We really only need to implement read and seek, but I am not | |
9380 | convinced that the TIFF library is smart enough not to destroy | |
9381 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9382 | override. */ |
9383 | ||
9384 | typedef struct | |
9385 | { | |
63448a4d WP |
9386 | unsigned char *bytes; |
9387 | size_t len; | |
9388 | int index; | |
5ad6a5fb GM |
9389 | } |
9390 | tiff_memory_source; | |
63448a4d | 9391 | |
e3130015 | 9392 | |
5ad6a5fb GM |
9393 | static size_t |
9394 | tiff_read_from_memory (data, buf, size) | |
9395 | thandle_t data; | |
9396 | tdata_t buf; | |
9397 | tsize_t size; | |
63448a4d | 9398 | { |
5ad6a5fb | 9399 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9400 | |
9401 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9402 | return (size_t) -1; |
9403 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9404 | src->index += size; |
9405 | return size; | |
9406 | } | |
9407 | ||
e3130015 | 9408 | |
5ad6a5fb GM |
9409 | static size_t |
9410 | tiff_write_from_memory (data, buf, size) | |
9411 | thandle_t data; | |
9412 | tdata_t buf; | |
9413 | tsize_t size; | |
63448a4d WP |
9414 | { |
9415 | return (size_t) -1; | |
9416 | } | |
9417 | ||
e3130015 | 9418 | |
5ad6a5fb GM |
9419 | static toff_t |
9420 | tiff_seek_in_memory (data, off, whence) | |
9421 | thandle_t data; | |
9422 | toff_t off; | |
9423 | int whence; | |
63448a4d | 9424 | { |
5ad6a5fb | 9425 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9426 | int idx; |
9427 | ||
9428 | switch (whence) | |
5ad6a5fb GM |
9429 | { |
9430 | case SEEK_SET: /* Go from beginning of source. */ | |
9431 | idx = off; | |
9432 | break; | |
9433 | ||
9434 | case SEEK_END: /* Go from end of source. */ | |
9435 | idx = src->len + off; | |
9436 | break; | |
9437 | ||
9438 | case SEEK_CUR: /* Go from current position. */ | |
9439 | idx = src->index + off; | |
9440 | break; | |
9441 | ||
9442 | default: /* Invalid `whence'. */ | |
9443 | return -1; | |
9444 | } | |
9445 | ||
9446 | if (idx > src->len || idx < 0) | |
9447 | return -1; | |
9448 | ||
63448a4d WP |
9449 | src->index = idx; |
9450 | return src->index; | |
9451 | } | |
9452 | ||
e3130015 | 9453 | |
5ad6a5fb GM |
9454 | static int |
9455 | tiff_close_memory (data) | |
9456 | thandle_t data; | |
63448a4d WP |
9457 | { |
9458 | /* NOOP */ | |
5ad6a5fb | 9459 | return 0; |
63448a4d WP |
9460 | } |
9461 | ||
e3130015 | 9462 | |
5ad6a5fb GM |
9463 | static int |
9464 | tiff_mmap_memory (data, pbase, psize) | |
9465 | thandle_t data; | |
9466 | tdata_t *pbase; | |
9467 | toff_t *psize; | |
63448a4d WP |
9468 | { |
9469 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9470 | return 0; |
63448a4d WP |
9471 | } |
9472 | ||
e3130015 | 9473 | |
5ad6a5fb GM |
9474 | static void |
9475 | tiff_unmap_memory (data, base, size) | |
9476 | thandle_t data; | |
9477 | tdata_t base; | |
9478 | toff_t size; | |
63448a4d WP |
9479 | { |
9480 | /* We don't need to do this. */ | |
63448a4d WP |
9481 | } |
9482 | ||
e3130015 | 9483 | |
5ad6a5fb GM |
9484 | static toff_t |
9485 | tiff_size_of_memory (data) | |
9486 | thandle_t data; | |
63448a4d | 9487 | { |
5ad6a5fb | 9488 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9489 | } |
333b20bb | 9490 | |
e3130015 | 9491 | |
c6892044 GM |
9492 | static void |
9493 | tiff_error_handler (title, format, ap) | |
9494 | const char *title, *format; | |
9495 | va_list ap; | |
9496 | { | |
9497 | char buf[512]; | |
9498 | int len; | |
9499 | ||
9500 | len = sprintf (buf, "TIFF error: %s ", title); | |
9501 | vsprintf (buf + len, format, ap); | |
9502 | add_to_log (buf, Qnil, Qnil); | |
9503 | } | |
9504 | ||
9505 | ||
9506 | static void | |
9507 | tiff_warning_handler (title, format, ap) | |
9508 | const char *title, *format; | |
9509 | va_list ap; | |
9510 | { | |
9511 | char buf[512]; | |
9512 | int len; | |
9513 | ||
9514 | len = sprintf (buf, "TIFF warning: %s ", title); | |
9515 | vsprintf (buf + len, format, ap); | |
9516 | add_to_log (buf, Qnil, Qnil); | |
9517 | } | |
9518 | ||
9519 | ||
333b20bb GM |
9520 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9521 | successful. */ | |
9522 | ||
9523 | static int | |
9524 | tiff_load (f, img) | |
9525 | struct frame *f; | |
9526 | struct image *img; | |
9527 | { | |
9528 | Lisp_Object file, specified_file; | |
63448a4d | 9529 | Lisp_Object specified_data; |
333b20bb GM |
9530 | TIFF *tiff; |
9531 | int width, height, x, y; | |
9532 | uint32 *buf; | |
9533 | int rc; | |
9534 | XImage *ximg; | |
9535 | struct gcpro gcpro1; | |
63448a4d | 9536 | tiff_memory_source memsrc; |
333b20bb GM |
9537 | |
9538 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9539 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9540 | file = Qnil; |
9541 | GCPRO1 (file); | |
63448a4d | 9542 | |
c6892044 GM |
9543 | TIFFSetErrorHandler (tiff_error_handler); |
9544 | TIFFSetWarningHandler (tiff_warning_handler); | |
9545 | ||
63448a4d | 9546 | if (NILP (specified_data)) |
5ad6a5fb GM |
9547 | { |
9548 | /* Read from a file */ | |
9549 | file = x_find_image_file (specified_file); | |
9550 | if (!STRINGP (file)) | |
63448a4d | 9551 | { |
45158a91 | 9552 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9553 | UNGCPRO; |
9554 | return 0; | |
9555 | } | |
63448a4d | 9556 | |
5ad6a5fb GM |
9557 | /* Try to open the image file. */ |
9558 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9559 | if (tiff == NULL) | |
9560 | { | |
9561 | image_error ("Cannot open `%s'", file, Qnil); | |
9562 | UNGCPRO; | |
9563 | return 0; | |
63448a4d | 9564 | } |
5ad6a5fb | 9565 | } |
63448a4d | 9566 | else |
5ad6a5fb GM |
9567 | { |
9568 | /* Memory source! */ | |
9569 | memsrc.bytes = XSTRING (specified_data)->data; | |
9570 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9571 | memsrc.index = 0; | |
9572 | ||
9573 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9574 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9575 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9576 | tiff_seek_in_memory, | |
9577 | tiff_close_memory, | |
9578 | tiff_size_of_memory, | |
9579 | tiff_mmap_memory, | |
9580 | tiff_unmap_memory); | |
9581 | ||
9582 | if (!tiff) | |
63448a4d | 9583 | { |
45158a91 | 9584 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9585 | UNGCPRO; |
9586 | return 0; | |
63448a4d | 9587 | } |
5ad6a5fb | 9588 | } |
333b20bb GM |
9589 | |
9590 | /* Get width and height of the image, and allocate a raster buffer | |
9591 | of width x height 32-bit values. */ | |
9592 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9593 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9594 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9595 | ||
9596 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9597 | TIFFClose (tiff); | |
9598 | if (!rc) | |
9599 | { | |
45158a91 | 9600 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9601 | xfree (buf); |
9602 | UNGCPRO; | |
9603 | return 0; | |
9604 | } | |
9605 | ||
333b20bb | 9606 | /* Create the X image and pixmap. */ |
45158a91 | 9607 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9608 | { |
333b20bb GM |
9609 | xfree (buf); |
9610 | UNGCPRO; | |
9611 | return 0; | |
9612 | } | |
9613 | ||
9614 | /* Initialize the color table. */ | |
9615 | init_color_table (); | |
9616 | ||
9617 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9618 | for (y = 0; y < height; ++y) | |
9619 | { | |
9620 | uint32 *row = buf + y * width; | |
9621 | ||
9622 | for (x = 0; x < width; ++x) | |
9623 | { | |
9624 | uint32 abgr = row[x]; | |
9625 | int r = TIFFGetR (abgr) << 8; | |
9626 | int g = TIFFGetG (abgr) << 8; | |
9627 | int b = TIFFGetB (abgr) << 8; | |
9628 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9629 | } | |
9630 | } | |
9631 | ||
9632 | /* Remember the colors allocated for the image. Free the color table. */ | |
9633 | img->colors = colors_in_color_table (&img->ncolors); | |
9634 | free_color_table (); | |
9635 | ||
9636 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9637 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9638 | x_destroy_x_image (ximg); | |
9639 | xfree (buf); | |
333b20bb GM |
9640 | |
9641 | img->width = width; | |
9642 | img->height = height; | |
9643 | ||
9644 | UNGCPRO; | |
9645 | return 1; | |
9646 | } | |
9647 | ||
9648 | #endif /* HAVE_TIFF != 0 */ | |
9649 | ||
9650 | ||
9651 | \f | |
9652 | /*********************************************************************** | |
9653 | GIF | |
9654 | ***********************************************************************/ | |
9655 | ||
9656 | #if HAVE_GIF | |
9657 | ||
9658 | #include <gif_lib.h> | |
9659 | ||
9660 | static int gif_image_p P_ ((Lisp_Object object)); | |
9661 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9662 | ||
9663 | /* The symbol `gif' identifying images of this type. */ | |
9664 | ||
9665 | Lisp_Object Qgif; | |
9666 | ||
9667 | /* Indices of image specification fields in gif_format, below. */ | |
9668 | ||
9669 | enum gif_keyword_index | |
9670 | { | |
9671 | GIF_TYPE, | |
63448a4d | 9672 | GIF_DATA, |
333b20bb GM |
9673 | GIF_FILE, |
9674 | GIF_ASCENT, | |
9675 | GIF_MARGIN, | |
9676 | GIF_RELIEF, | |
9677 | GIF_ALGORITHM, | |
9678 | GIF_HEURISTIC_MASK, | |
4a8e312c | 9679 | GIF_MASK, |
333b20bb GM |
9680 | GIF_IMAGE, |
9681 | GIF_LAST | |
9682 | }; | |
9683 | ||
9684 | /* Vector of image_keyword structures describing the format | |
9685 | of valid user-defined image specifications. */ | |
9686 | ||
9687 | static struct image_keyword gif_format[GIF_LAST] = | |
9688 | { | |
9689 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9690 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9691 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9692 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9693 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9694 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9695 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 9696 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9697 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
9698 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} |
9699 | }; | |
9700 | ||
9701 | /* Structure describing the image type `gif'. */ | |
9702 | ||
9703 | static struct image_type gif_type = | |
9704 | { | |
9705 | &Qgif, | |
9706 | gif_image_p, | |
9707 | gif_load, | |
9708 | x_clear_image, | |
9709 | NULL | |
9710 | }; | |
9711 | ||
e3130015 | 9712 | |
333b20bb GM |
9713 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9714 | ||
9715 | static int | |
9716 | gif_image_p (object) | |
9717 | Lisp_Object object; | |
9718 | { | |
9719 | struct image_keyword fmt[GIF_LAST]; | |
9720 | bcopy (gif_format, fmt, sizeof fmt); | |
9721 | ||
7c7ff7f5 | 9722 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 9723 | return 0; |
5ad6a5fb | 9724 | |
63cec32f GM |
9725 | /* Must specify either the :data or :file keyword. */ |
9726 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9727 | } |
9728 | ||
e3130015 | 9729 | |
63448a4d WP |
9730 | /* Reading a GIF image from memory |
9731 | Based on the PNG memory stuff to a certain extent. */ | |
9732 | ||
5ad6a5fb GM |
9733 | typedef struct |
9734 | { | |
63448a4d WP |
9735 | unsigned char *bytes; |
9736 | size_t len; | |
9737 | int index; | |
5ad6a5fb GM |
9738 | } |
9739 | gif_memory_source; | |
63448a4d | 9740 | |
e3130015 | 9741 | |
f036834a GM |
9742 | /* Make the current memory source available to gif_read_from_memory. |
9743 | It's done this way because not all versions of libungif support | |
9744 | a UserData field in the GifFileType structure. */ | |
9745 | static gif_memory_source *current_gif_memory_src; | |
9746 | ||
5ad6a5fb GM |
9747 | static int |
9748 | gif_read_from_memory (file, buf, len) | |
9749 | GifFileType *file; | |
9750 | GifByteType *buf; | |
9751 | int len; | |
63448a4d | 9752 | { |
f036834a | 9753 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9754 | |
5ad6a5fb GM |
9755 | if (len > src->len - src->index) |
9756 | return -1; | |
63448a4d | 9757 | |
5ad6a5fb | 9758 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9759 | src->index += len; |
9760 | return len; | |
9761 | } | |
333b20bb | 9762 | |
5ad6a5fb | 9763 | |
333b20bb GM |
9764 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9765 | successful. */ | |
9766 | ||
9767 | static int | |
9768 | gif_load (f, img) | |
9769 | struct frame *f; | |
9770 | struct image *img; | |
9771 | { | |
9772 | Lisp_Object file, specified_file; | |
63448a4d | 9773 | Lisp_Object specified_data; |
333b20bb GM |
9774 | int rc, width, height, x, y, i; |
9775 | XImage *ximg; | |
9776 | ColorMapObject *gif_color_map; | |
9777 | unsigned long pixel_colors[256]; | |
9778 | GifFileType *gif; | |
9779 | struct gcpro gcpro1; | |
9780 | Lisp_Object image; | |
9781 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9782 | gif_memory_source memsrc; |
9b784e96 | 9783 | unsigned char *raster; |
333b20bb GM |
9784 | |
9785 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9786 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9787 | file = Qnil; |
9788 | GCPRO1 (file); | |
63448a4d WP |
9789 | |
9790 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9791 | { |
9792 | file = x_find_image_file (specified_file); | |
9793 | if (!STRINGP (file)) | |
63448a4d | 9794 | { |
45158a91 | 9795 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9796 | UNGCPRO; |
9797 | return 0; | |
9798 | } | |
333b20bb | 9799 | |
5ad6a5fb GM |
9800 | /* Open the GIF file. */ |
9801 | gif = DGifOpenFileName (XSTRING (file)->data); | |
9802 | if (gif == NULL) | |
9803 | { | |
9804 | image_error ("Cannot open `%s'", file, Qnil); | |
9805 | UNGCPRO; | |
9806 | return 0; | |
63448a4d | 9807 | } |
5ad6a5fb | 9808 | } |
63448a4d | 9809 | else |
5ad6a5fb GM |
9810 | { |
9811 | /* Read from memory! */ | |
f036834a | 9812 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
9813 | memsrc.bytes = XSTRING (specified_data)->data; |
9814 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9815 | memsrc.index = 0; | |
63448a4d | 9816 | |
5ad6a5fb GM |
9817 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
9818 | if (!gif) | |
9819 | { | |
45158a91 | 9820 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9821 | UNGCPRO; |
9822 | return 0; | |
63448a4d | 9823 | } |
5ad6a5fb | 9824 | } |
333b20bb GM |
9825 | |
9826 | /* Read entire contents. */ | |
9827 | rc = DGifSlurp (gif); | |
9828 | if (rc == GIF_ERROR) | |
9829 | { | |
45158a91 | 9830 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9831 | DGifCloseFile (gif); |
9832 | UNGCPRO; | |
9833 | return 0; | |
9834 | } | |
9835 | ||
3ccff1e3 | 9836 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9837 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9838 | if (ino >= gif->ImageCount) | |
9839 | { | |
45158a91 GM |
9840 | image_error ("Invalid image number `%s' in image `%s'", |
9841 | image, img->spec); | |
333b20bb GM |
9842 | DGifCloseFile (gif); |
9843 | UNGCPRO; | |
9844 | return 0; | |
9845 | } | |
9846 | ||
9847 | width = img->width = gif->SWidth; | |
9848 | height = img->height = gif->SHeight; | |
9849 | ||
333b20bb | 9850 | /* Create the X image and pixmap. */ |
45158a91 | 9851 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9852 | { |
333b20bb GM |
9853 | DGifCloseFile (gif); |
9854 | UNGCPRO; | |
9855 | return 0; | |
9856 | } | |
9857 | ||
9858 | /* Allocate colors. */ | |
9859 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9860 | if (!gif_color_map) | |
9861 | gif_color_map = gif->SColorMap; | |
9862 | init_color_table (); | |
9863 | bzero (pixel_colors, sizeof pixel_colors); | |
9864 | ||
9865 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9866 | { | |
9867 | int r = gif_color_map->Colors[i].Red << 8; | |
9868 | int g = gif_color_map->Colors[i].Green << 8; | |
9869 | int b = gif_color_map->Colors[i].Blue << 8; | |
9870 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9871 | } | |
9872 | ||
9873 | img->colors = colors_in_color_table (&img->ncolors); | |
9874 | free_color_table (); | |
9875 | ||
9876 | /* Clear the part of the screen image that are not covered by | |
9877 | the image from the GIF file. Full animated GIF support | |
9878 | requires more than can be done here (see the gif89 spec, | |
9879 | disposal methods). Let's simply assume that the part | |
9880 | not covered by a sub-image is in the frame's background color. */ | |
9881 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9882 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9883 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9884 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9885 | ||
9886 | for (y = 0; y < image_top; ++y) | |
9887 | for (x = 0; x < width; ++x) | |
9888 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9889 | ||
9890 | for (y = image_top + image_height; y < height; ++y) | |
9891 | for (x = 0; x < width; ++x) | |
9892 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9893 | ||
9894 | for (y = image_top; y < image_top + image_height; ++y) | |
9895 | { | |
9896 | for (x = 0; x < image_left; ++x) | |
9897 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9898 | for (x = image_left + image_width; x < width; ++x) | |
9899 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9900 | } | |
9901 | ||
9b784e96 GM |
9902 | /* Read the GIF image into the X image. We use a local variable |
9903 | `raster' here because RasterBits below is a char *, and invites | |
9904 | problems with bytes >= 0x80. */ | |
9905 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9906 | ||
333b20bb GM |
9907 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9908 | { | |
9909 | static int interlace_start[] = {0, 4, 2, 1}; | |
9910 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 9911 | int pass; |
06482119 GM |
9912 | int row = interlace_start[0]; |
9913 | ||
9914 | pass = 0; | |
333b20bb | 9915 | |
06482119 | 9916 | for (y = 0; y < image_height; y++) |
333b20bb | 9917 | { |
06482119 GM |
9918 | if (row >= image_height) |
9919 | { | |
9920 | row = interlace_start[++pass]; | |
9921 | while (row >= image_height) | |
9922 | row = interlace_start[++pass]; | |
9923 | } | |
9924 | ||
9925 | for (x = 0; x < image_width; x++) | |
9926 | { | |
9b784e96 | 9927 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9928 | XPutPixel (ximg, x + image_left, row + image_top, |
9929 | pixel_colors[i]); | |
9930 | } | |
9931 | ||
9932 | row += interlace_increment[pass]; | |
333b20bb GM |
9933 | } |
9934 | } | |
9935 | else | |
9936 | { | |
9937 | for (y = 0; y < image_height; ++y) | |
9938 | for (x = 0; x < image_width; ++x) | |
9939 | { | |
9b784e96 | 9940 | int i = raster[y * image_width + x]; |
333b20bb GM |
9941 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9942 | } | |
9943 | } | |
9944 | ||
9945 | DGifCloseFile (gif); | |
9946 | ||
9947 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9948 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9949 | x_destroy_x_image (ximg); | |
333b20bb GM |
9950 | |
9951 | UNGCPRO; | |
9952 | return 1; | |
9953 | } | |
9954 | ||
9955 | #endif /* HAVE_GIF != 0 */ | |
9956 | ||
9957 | ||
9958 | \f | |
9959 | /*********************************************************************** | |
9960 | Ghostscript | |
9961 | ***********************************************************************/ | |
9962 | ||
9963 | static int gs_image_p P_ ((Lisp_Object object)); | |
9964 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9965 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9966 | ||
fcf431dc | 9967 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9968 | |
fcf431dc | 9969 | Lisp_Object Qpostscript; |
333b20bb GM |
9970 | |
9971 | /* Keyword symbols. */ | |
9972 | ||
9973 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9974 | ||
9975 | /* Indices of image specification fields in gs_format, below. */ | |
9976 | ||
9977 | enum gs_keyword_index | |
9978 | { | |
9979 | GS_TYPE, | |
9980 | GS_PT_WIDTH, | |
9981 | GS_PT_HEIGHT, | |
9982 | GS_FILE, | |
9983 | GS_LOADER, | |
9984 | GS_BOUNDING_BOX, | |
9985 | GS_ASCENT, | |
9986 | GS_MARGIN, | |
9987 | GS_RELIEF, | |
9988 | GS_ALGORITHM, | |
9989 | GS_HEURISTIC_MASK, | |
4a8e312c | 9990 | GS_MASK, |
333b20bb GM |
9991 | GS_LAST |
9992 | }; | |
9993 | ||
9994 | /* Vector of image_keyword structures describing the format | |
9995 | of valid user-defined image specifications. */ | |
9996 | ||
9997 | static struct image_keyword gs_format[GS_LAST] = | |
9998 | { | |
9999 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10000 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10001 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10002 | {":file", IMAGE_STRING_VALUE, 1}, | |
10003 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
10004 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 10005 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10006 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10007 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10008 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
10009 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10010 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
10011 | }; |
10012 | ||
10013 | /* Structure describing the image type `ghostscript'. */ | |
10014 | ||
10015 | static struct image_type gs_type = | |
10016 | { | |
fcf431dc | 10017 | &Qpostscript, |
333b20bb GM |
10018 | gs_image_p, |
10019 | gs_load, | |
10020 | gs_clear_image, | |
10021 | NULL | |
10022 | }; | |
10023 | ||
10024 | ||
10025 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
10026 | ||
10027 | static void | |
10028 | gs_clear_image (f, img) | |
10029 | struct frame *f; | |
10030 | struct image *img; | |
10031 | { | |
10032 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
10033 | xfree (img->data.ptr_val); | |
10034 | x_clear_image (f, img); | |
10035 | } | |
10036 | ||
10037 | ||
10038 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
10039 | specification. */ | |
10040 | ||
10041 | static int | |
10042 | gs_image_p (object) | |
10043 | Lisp_Object object; | |
10044 | { | |
10045 | struct image_keyword fmt[GS_LAST]; | |
10046 | Lisp_Object tem; | |
10047 | int i; | |
10048 | ||
10049 | bcopy (gs_format, fmt, sizeof fmt); | |
10050 | ||
7c7ff7f5 | 10051 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10052 | return 0; |
10053 | ||
10054 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10055 | tem = fmt[GS_BOUNDING_BOX].value; | |
10056 | if (CONSP (tem)) | |
10057 | { | |
10058 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10059 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10060 | return 0; | |
10061 | if (!NILP (tem)) | |
10062 | return 0; | |
10063 | } | |
10064 | else if (VECTORP (tem)) | |
10065 | { | |
10066 | if (XVECTOR (tem)->size != 4) | |
10067 | return 0; | |
10068 | for (i = 0; i < 4; ++i) | |
10069 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10070 | return 0; | |
10071 | } | |
10072 | else | |
10073 | return 0; | |
10074 | ||
10075 | return 1; | |
10076 | } | |
10077 | ||
10078 | ||
10079 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10080 | if successful. */ | |
10081 | ||
10082 | static int | |
10083 | gs_load (f, img) | |
10084 | struct frame *f; | |
10085 | struct image *img; | |
10086 | { | |
10087 | char buffer[100]; | |
10088 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10089 | struct gcpro gcpro1, gcpro2; | |
10090 | Lisp_Object frame; | |
10091 | double in_width, in_height; | |
10092 | Lisp_Object pixel_colors = Qnil; | |
10093 | ||
10094 | /* Compute pixel size of pixmap needed from the given size in the | |
10095 | image specification. Sizes in the specification are in pt. 1 pt | |
10096 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10097 | info. */ | |
10098 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10099 | in_width = XFASTINT (pt_width) / 72.0; | |
10100 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10101 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10102 | in_height = XFASTINT (pt_height) / 72.0; | |
10103 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10104 | ||
10105 | /* Create the pixmap. */ | |
dd00328a | 10106 | xassert (img->pixmap == None); |
333b20bb GM |
10107 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10108 | img->width, img->height, | |
10109 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10110 | |
10111 | if (!img->pixmap) | |
10112 | { | |
45158a91 | 10113 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10114 | return 0; |
10115 | } | |
10116 | ||
10117 | /* Call the loader to fill the pixmap. It returns a process object | |
10118 | if successful. We do not record_unwind_protect here because | |
10119 | other places in redisplay like calling window scroll functions | |
10120 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10121 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10122 | ||
10123 | sprintf (buffer, "%lu %lu", | |
10124 | (unsigned long) FRAME_X_WINDOW (f), | |
10125 | (unsigned long) img->pixmap); | |
10126 | window_and_pixmap_id = build_string (buffer); | |
10127 | ||
10128 | sprintf (buffer, "%lu %lu", | |
10129 | FRAME_FOREGROUND_PIXEL (f), | |
10130 | FRAME_BACKGROUND_PIXEL (f)); | |
10131 | pixel_colors = build_string (buffer); | |
10132 | ||
10133 | XSETFRAME (frame, f); | |
10134 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10135 | if (NILP (loader)) | |
10136 | loader = intern ("gs-load-image"); | |
10137 | ||
10138 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10139 | make_number (img->width), | |
10140 | make_number (img->height), | |
10141 | window_and_pixmap_id, | |
10142 | pixel_colors); | |
10143 | UNGCPRO; | |
10144 | return PROCESSP (img->data.lisp_val); | |
10145 | } | |
10146 | ||
10147 | ||
10148 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10149 | frame F. Called from XTread_socket when receiving an event | |
10150 | telling Emacs that Ghostscript has finished drawing. */ | |
10151 | ||
10152 | void | |
10153 | x_kill_gs_process (pixmap, f) | |
10154 | Pixmap pixmap; | |
10155 | struct frame *f; | |
10156 | { | |
10157 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10158 | int class, i; | |
10159 | struct image *img; | |
10160 | ||
10161 | /* Find the image containing PIXMAP. */ | |
10162 | for (i = 0; i < c->used; ++i) | |
10163 | if (c->images[i]->pixmap == pixmap) | |
10164 | break; | |
10165 | ||
daba7643 GM |
10166 | /* Should someone in between have cleared the image cache, for |
10167 | instance, give up. */ | |
10168 | if (i == c->used) | |
10169 | return; | |
10170 | ||
333b20bb GM |
10171 | /* Kill the GS process. We should have found PIXMAP in the image |
10172 | cache and its image should contain a process object. */ | |
333b20bb GM |
10173 | img = c->images[i]; |
10174 | xassert (PROCESSP (img->data.lisp_val)); | |
10175 | Fkill_process (img->data.lisp_val, Qnil); | |
10176 | img->data.lisp_val = Qnil; | |
10177 | ||
10178 | /* On displays with a mutable colormap, figure out the colors | |
10179 | allocated for the image by looking at the pixels of an XImage for | |
10180 | img->pixmap. */ | |
383d6ffc | 10181 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10182 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10183 | { | |
10184 | XImage *ximg; | |
10185 | ||
10186 | BLOCK_INPUT; | |
10187 | ||
10188 | /* Try to get an XImage for img->pixmep. */ | |
10189 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10190 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10191 | if (ximg) | |
10192 | { | |
10193 | int x, y; | |
10194 | ||
10195 | /* Initialize the color table. */ | |
10196 | init_color_table (); | |
10197 | ||
10198 | /* For each pixel of the image, look its color up in the | |
10199 | color table. After having done so, the color table will | |
10200 | contain an entry for each color used by the image. */ | |
10201 | for (y = 0; y < img->height; ++y) | |
10202 | for (x = 0; x < img->width; ++x) | |
10203 | { | |
10204 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10205 | lookup_pixel_color (f, pixel); | |
10206 | } | |
10207 | ||
10208 | /* Record colors in the image. Free color table and XImage. */ | |
10209 | img->colors = colors_in_color_table (&img->ncolors); | |
10210 | free_color_table (); | |
10211 | XDestroyImage (ximg); | |
10212 | ||
10213 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10214 | here, we get a BadAccess later in x_clear_image when | |
10215 | freeing the colors. */ | |
10216 | /* We have allocated colors once, but Ghostscript has also | |
10217 | allocated colors on behalf of us. So, to get the | |
10218 | reference counts right, free them once. */ | |
10219 | if (img->ncolors) | |
462d5d40 | 10220 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10221 | #endif |
10222 | } | |
10223 | else | |
10224 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10225 | img->spec, Qnil); |
333b20bb GM |
10226 | |
10227 | UNBLOCK_INPUT; | |
10228 | } | |
ad18ffb1 GM |
10229 | |
10230 | /* Now that we have the pixmap, compute mask and transform the | |
10231 | image if requested. */ | |
10232 | BLOCK_INPUT; | |
10233 | postprocess_image (f, img); | |
10234 | UNBLOCK_INPUT; | |
333b20bb GM |
10235 | } |
10236 | ||
10237 | ||
10238 | \f | |
10239 | /*********************************************************************** | |
10240 | Window properties | |
10241 | ***********************************************************************/ | |
10242 | ||
10243 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10244 | Sx_change_window_property, 2, 3, 0, | |
10245 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
10246 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
10247 | selected frame. Value is VALUE.") | |
10248 | (prop, value, frame) | |
10249 | Lisp_Object frame, prop, value; | |
10250 | { | |
10251 | struct frame *f = check_x_frame (frame); | |
10252 | Atom prop_atom; | |
10253 | ||
10254 | CHECK_STRING (prop, 1); | |
10255 | CHECK_STRING (value, 2); | |
10256 | ||
10257 | BLOCK_INPUT; | |
10258 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10259 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10260 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10261 | XSTRING (value)->data, XSTRING (value)->size); | |
10262 | ||
10263 | /* Make sure the property is set when we return. */ | |
10264 | XFlush (FRAME_X_DISPLAY (f)); | |
10265 | UNBLOCK_INPUT; | |
10266 | ||
10267 | return value; | |
10268 | } | |
10269 | ||
10270 | ||
10271 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10272 | Sx_delete_window_property, 1, 2, 0, | |
10273 | "Remove window property PROP from X window of FRAME.\n\ | |
10274 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
10275 | (prop, frame) | |
10276 | Lisp_Object prop, frame; | |
10277 | { | |
10278 | struct frame *f = check_x_frame (frame); | |
10279 | Atom prop_atom; | |
10280 | ||
10281 | CHECK_STRING (prop, 1); | |
10282 | BLOCK_INPUT; | |
10283 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10284 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10285 | ||
10286 | /* Make sure the property is removed when we return. */ | |
10287 | XFlush (FRAME_X_DISPLAY (f)); | |
10288 | UNBLOCK_INPUT; | |
10289 | ||
10290 | return prop; | |
10291 | } | |
10292 | ||
10293 | ||
10294 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10295 | 1, 2, 0, | |
10296 | "Value is the value of window property PROP on FRAME.\n\ | |
10297 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
10298 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
10299 | value.") | |
10300 | (prop, frame) | |
10301 | Lisp_Object prop, frame; | |
10302 | { | |
10303 | struct frame *f = check_x_frame (frame); | |
10304 | Atom prop_atom; | |
10305 | int rc; | |
10306 | Lisp_Object prop_value = Qnil; | |
10307 | char *tmp_data = NULL; | |
10308 | Atom actual_type; | |
10309 | int actual_format; | |
10310 | unsigned long actual_size, bytes_remaining; | |
10311 | ||
10312 | CHECK_STRING (prop, 1); | |
10313 | BLOCK_INPUT; | |
10314 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10315 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10316 | prop_atom, 0, 0, False, XA_STRING, | |
10317 | &actual_type, &actual_format, &actual_size, | |
10318 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10319 | if (rc == Success) | |
10320 | { | |
10321 | int size = bytes_remaining; | |
10322 | ||
10323 | XFree (tmp_data); | |
10324 | tmp_data = NULL; | |
10325 | ||
10326 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10327 | prop_atom, 0, bytes_remaining, | |
10328 | False, XA_STRING, | |
10329 | &actual_type, &actual_format, | |
10330 | &actual_size, &bytes_remaining, | |
10331 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10332 | if (rc == Success && tmp_data) |
333b20bb GM |
10333 | prop_value = make_string (tmp_data, size); |
10334 | ||
10335 | XFree (tmp_data); | |
10336 | } | |
10337 | ||
10338 | UNBLOCK_INPUT; | |
10339 | return prop_value; | |
10340 | } | |
10341 | ||
10342 | ||
10343 | \f | |
10344 | /*********************************************************************** | |
10345 | Busy cursor | |
10346 | ***********************************************************************/ | |
10347 | ||
4ae9a85e | 10348 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10349 | an hourglass cursor on all frames. */ |
333b20bb | 10350 | |
0af913d7 | 10351 | static struct atimer *hourglass_atimer; |
333b20bb | 10352 | |
0af913d7 | 10353 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10354 | |
0af913d7 | 10355 | static int hourglass_shown_p; |
333b20bb | 10356 | |
0af913d7 | 10357 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10358 | |
0af913d7 | 10359 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10360 | |
0af913d7 | 10361 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10362 | cursor. */ |
10363 | ||
0af913d7 | 10364 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10365 | |
10366 | /* Function prototypes. */ | |
10367 | ||
0af913d7 GM |
10368 | static void show_hourglass P_ ((struct atimer *)); |
10369 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10370 | |
10371 | ||
0af913d7 | 10372 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10373 | |
10374 | void | |
0af913d7 | 10375 | start_hourglass () |
333b20bb | 10376 | { |
4ae9a85e | 10377 | EMACS_TIME delay; |
3caa99d3 | 10378 | int secs, usecs = 0; |
4ae9a85e | 10379 | |
0af913d7 | 10380 | cancel_hourglass (); |
4ae9a85e | 10381 | |
0af913d7 GM |
10382 | if (INTEGERP (Vhourglass_delay) |
10383 | && XINT (Vhourglass_delay) > 0) | |
10384 | secs = XFASTINT (Vhourglass_delay); | |
10385 | else if (FLOATP (Vhourglass_delay) | |
10386 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10387 | { |
10388 | Lisp_Object tem; | |
0af913d7 | 10389 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10390 | secs = XFASTINT (tem); |
0af913d7 | 10391 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10392 | } |
4ae9a85e | 10393 | else |
0af913d7 | 10394 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10395 | |
3caa99d3 | 10396 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10397 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10398 | show_hourglass, NULL); | |
4ae9a85e GM |
10399 | } |
10400 | ||
10401 | ||
0af913d7 | 10402 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10403 | shown. */ |
10404 | ||
10405 | void | |
0af913d7 | 10406 | cancel_hourglass () |
4ae9a85e | 10407 | { |
0af913d7 | 10408 | if (hourglass_atimer) |
99f01f62 | 10409 | { |
0af913d7 GM |
10410 | cancel_atimer (hourglass_atimer); |
10411 | hourglass_atimer = NULL; | |
99f01f62 GM |
10412 | } |
10413 | ||
0af913d7 GM |
10414 | if (hourglass_shown_p) |
10415 | hide_hourglass (); | |
4ae9a85e GM |
10416 | } |
10417 | ||
10418 | ||
0af913d7 GM |
10419 | /* Timer function of hourglass_atimer. TIMER is equal to |
10420 | hourglass_atimer. | |
4ae9a85e | 10421 | |
0af913d7 GM |
10422 | Display an hourglass pointer on all frames by mapping the frames' |
10423 | hourglass_window. Set the hourglass_p flag in the frames' | |
10424 | output_data.x structure to indicate that an hourglass cursor is | |
10425 | shown on the frames. */ | |
4ae9a85e GM |
10426 | |
10427 | static void | |
0af913d7 | 10428 | show_hourglass (timer) |
4ae9a85e GM |
10429 | struct atimer *timer; |
10430 | { | |
10431 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10432 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10433 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10434 | hourglass_atimer = NULL; |
4ae9a85e | 10435 | |
0af913d7 | 10436 | if (!hourglass_shown_p) |
333b20bb GM |
10437 | { |
10438 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10439 | |
10440 | BLOCK_INPUT; | |
10441 | ||
333b20bb | 10442 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10443 | { |
10444 | struct frame *f = XFRAME (frame); | |
10445 | ||
10446 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10447 | { | |
10448 | Display *dpy = FRAME_X_DISPLAY (f); | |
10449 | ||
10450 | #ifdef USE_X_TOOLKIT | |
10451 | if (f->output_data.x->widget) | |
10452 | #else | |
10453 | if (FRAME_OUTER_WINDOW (f)) | |
10454 | #endif | |
10455 | { | |
0af913d7 | 10456 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10457 | |
0af913d7 | 10458 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10459 | { |
10460 | unsigned long mask = CWCursor; | |
10461 | XSetWindowAttributes attrs; | |
4ae9a85e | 10462 | |
0af913d7 | 10463 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10464 | |
0af913d7 | 10465 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10466 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10467 | 0, 0, 32000, 32000, 0, 0, | |
10468 | InputOnly, | |
10469 | CopyFromParent, | |
10470 | mask, &attrs); | |
10471 | } | |
4ae9a85e | 10472 | |
0af913d7 | 10473 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10474 | XFlush (dpy); |
10475 | } | |
10476 | } | |
10477 | } | |
333b20bb | 10478 | |
0af913d7 | 10479 | hourglass_shown_p = 1; |
4ae9a85e GM |
10480 | UNBLOCK_INPUT; |
10481 | } | |
333b20bb GM |
10482 | } |
10483 | ||
10484 | ||
0af913d7 GM |
10485 | /* Hide the hourglass pointer on all frames, if it is currently |
10486 | shown. */ | |
333b20bb | 10487 | |
4ae9a85e | 10488 | static void |
0af913d7 | 10489 | hide_hourglass () |
4ae9a85e | 10490 | { |
0af913d7 | 10491 | if (hourglass_shown_p) |
333b20bb | 10492 | { |
4ae9a85e GM |
10493 | Lisp_Object rest, frame; |
10494 | ||
10495 | BLOCK_INPUT; | |
10496 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10497 | { |
4ae9a85e GM |
10498 | struct frame *f = XFRAME (frame); |
10499 | ||
10500 | if (FRAME_X_P (f) | |
10501 | /* Watch out for newly created frames. */ | |
0af913d7 | 10502 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10503 | { |
0af913d7 GM |
10504 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10505 | f->output_data.x->hourglass_window); | |
10506 | /* Sync here because XTread_socket looks at the | |
10507 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10508 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10509 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10510 | } |
333b20bb | 10511 | } |
333b20bb | 10512 | |
0af913d7 | 10513 | hourglass_shown_p = 0; |
4ae9a85e GM |
10514 | UNBLOCK_INPUT; |
10515 | } | |
333b20bb GM |
10516 | } |
10517 | ||
10518 | ||
10519 | \f | |
10520 | /*********************************************************************** | |
10521 | Tool tips | |
10522 | ***********************************************************************/ | |
10523 | ||
10524 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10525 | Lisp_Object, Lisp_Object)); |
06d62053 | 10526 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10527 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10528 | |
44b5a125 | 10529 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10530 | |
44b5a125 | 10531 | Lisp_Object tip_frame; |
333b20bb GM |
10532 | |
10533 | /* If non-nil, a timer started that hides the last tooltip when it | |
10534 | fires. */ | |
10535 | ||
10536 | Lisp_Object tip_timer; | |
10537 | Window tip_window; | |
10538 | ||
06d62053 GM |
10539 | /* If non-nil, a vector of 3 elements containing the last args |
10540 | with which x-show-tip was called. See there. */ | |
10541 | ||
10542 | Lisp_Object last_show_tip_args; | |
10543 | ||
d63931a2 GM |
10544 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10545 | ||
10546 | Lisp_Object Vx_max_tooltip_size; | |
10547 | ||
eaf1eea9 GM |
10548 | |
10549 | static Lisp_Object | |
10550 | unwind_create_tip_frame (frame) | |
10551 | Lisp_Object frame; | |
10552 | { | |
c844a81a GM |
10553 | Lisp_Object deleted; |
10554 | ||
10555 | deleted = unwind_create_frame (frame); | |
10556 | if (EQ (deleted, Qt)) | |
10557 | { | |
10558 | tip_window = None; | |
10559 | tip_frame = Qnil; | |
10560 | } | |
10561 | ||
10562 | return deleted; | |
eaf1eea9 GM |
10563 | } |
10564 | ||
10565 | ||
333b20bb | 10566 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10567 | PARMS is a list of frame parameters. TEXT is the string to |
10568 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10569 | |
10570 | Note that functions called here, esp. x_default_parameter can | |
10571 | signal errors, for instance when a specified color name is | |
10572 | undefined. We have to make sure that we're in a consistent state | |
10573 | when this happens. */ | |
333b20bb GM |
10574 | |
10575 | static Lisp_Object | |
275841bf | 10576 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10577 | struct x_display_info *dpyinfo; |
275841bf | 10578 | Lisp_Object parms, text; |
333b20bb GM |
10579 | { |
10580 | struct frame *f; | |
10581 | Lisp_Object frame, tem; | |
10582 | Lisp_Object name; | |
333b20bb GM |
10583 | long window_prompting = 0; |
10584 | int width, height; | |
eaf1eea9 | 10585 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10586 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10587 | struct kboard *kb; |
06d62053 | 10588 | int face_change_count_before = face_change_count; |
275841bf GM |
10589 | Lisp_Object buffer; |
10590 | struct buffer *old_buffer; | |
333b20bb GM |
10591 | |
10592 | check_x (); | |
10593 | ||
10594 | /* Use this general default value to start with until we know if | |
10595 | this frame has a specified name. */ | |
10596 | Vx_resource_name = Vinvocation_name; | |
10597 | ||
10598 | #ifdef MULTI_KBOARD | |
10599 | kb = dpyinfo->kboard; | |
10600 | #else | |
10601 | kb = &the_only_kboard; | |
10602 | #endif | |
10603 | ||
10604 | /* Get the name of the frame to use for resource lookup. */ | |
10605 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10606 | if (!STRINGP (name) | |
10607 | && !EQ (name, Qunbound) | |
10608 | && !NILP (name)) | |
10609 | error ("Invalid frame name--not a string or nil"); | |
10610 | Vx_resource_name = name; | |
10611 | ||
10612 | frame = Qnil; | |
10613 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10614 | f = make_frame (1); |
333b20bb | 10615 | XSETFRAME (frame, f); |
275841bf GM |
10616 | |
10617 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10618 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10619 | old_buffer = current_buffer; | |
10620 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10621 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10622 | Ferase_buffer (); |
10623 | Finsert (1, &text); | |
10624 | set_buffer_internal_1 (old_buffer); | |
10625 | ||
333b20bb | 10626 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10627 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10628 | |
eaf1eea9 GM |
10629 | /* By setting the output method, we're essentially saying that |
10630 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10631 | from this point on, x_destroy_window might screw up reference | |
10632 | counts etc. */ | |
333b20bb GM |
10633 | f->output_method = output_x_window; |
10634 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10635 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10636 | f->output_data.x->icon_bitmap = -1; | |
10637 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10638 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10639 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10640 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10641 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10642 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10643 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10644 | f->icon_name = Qnil; |
10645 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10646 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10647 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10648 | dpyinfo_refcount = dpyinfo->reference_count; | |
10649 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10650 | #ifdef MULTI_KBOARD |
10651 | FRAME_KBOARD (f) = kb; | |
10652 | #endif | |
10653 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10654 | f->output_data.x->explicit_parent = 0; | |
10655 | ||
61d461a8 GM |
10656 | /* These colors will be set anyway later, but it's important |
10657 | to get the color reference counts right, so initialize them! */ | |
10658 | { | |
10659 | Lisp_Object black; | |
10660 | struct gcpro gcpro1; | |
10661 | ||
10662 | black = build_string ("black"); | |
10663 | GCPRO1 (black); | |
10664 | f->output_data.x->foreground_pixel | |
10665 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10666 | f->output_data.x->background_pixel | |
10667 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10668 | f->output_data.x->cursor_pixel | |
10669 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10670 | f->output_data.x->cursor_foreground_pixel | |
10671 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10672 | f->output_data.x->border_pixel | |
10673 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10674 | f->output_data.x->mouse_pixel | |
10675 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10676 | UNGCPRO; | |
10677 | } | |
10678 | ||
333b20bb GM |
10679 | /* Set the name; the functions to which we pass f expect the name to |
10680 | be set. */ | |
10681 | if (EQ (name, Qunbound) || NILP (name)) | |
10682 | { | |
10683 | f->name = build_string (dpyinfo->x_id_name); | |
10684 | f->explicit_name = 0; | |
10685 | } | |
10686 | else | |
10687 | { | |
10688 | f->name = name; | |
10689 | f->explicit_name = 1; | |
10690 | /* use the frame's title when getting resources for this frame. */ | |
10691 | specbind (Qx_resource_name, name); | |
10692 | } | |
10693 | ||
eaf1eea9 GM |
10694 | /* Extract the window parameters from the supplied values that are |
10695 | needed to determine window geometry. */ | |
333b20bb GM |
10696 | { |
10697 | Lisp_Object font; | |
10698 | ||
10699 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10700 | ||
10701 | BLOCK_INPUT; | |
10702 | /* First, try whatever font the caller has specified. */ | |
10703 | if (STRINGP (font)) | |
10704 | { | |
10705 | tem = Fquery_fontset (font, Qnil); | |
10706 | if (STRINGP (tem)) | |
10707 | font = x_new_fontset (f, XSTRING (tem)->data); | |
10708 | else | |
10709 | font = x_new_font (f, XSTRING (font)->data); | |
10710 | } | |
10711 | ||
10712 | /* Try out a font which we hope has bold and italic variations. */ | |
10713 | if (!STRINGP (font)) | |
10714 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10715 | if (!STRINGP (font)) | |
10716 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10717 | if (! STRINGP (font)) | |
10718 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10719 | if (! STRINGP (font)) | |
10720 | /* This was formerly the first thing tried, but it finds too many fonts | |
10721 | and takes too long. */ | |
10722 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10723 | /* If those didn't work, look for something which will at least work. */ | |
10724 | if (! STRINGP (font)) | |
10725 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10726 | UNBLOCK_INPUT; | |
10727 | if (! STRINGP (font)) | |
10728 | font = build_string ("fixed"); | |
10729 | ||
10730 | x_default_parameter (f, parms, Qfont, font, | |
10731 | "font", "Font", RES_TYPE_STRING); | |
10732 | } | |
10733 | ||
10734 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10735 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
10736 | ||
10737 | /* This defaults to 2 in order to match xterm. We recognize either | |
10738 | internalBorderWidth or internalBorder (which is what xterm calls | |
10739 | it). */ | |
10740 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10741 | { | |
10742 | Lisp_Object value; | |
10743 | ||
10744 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10745 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10746 | if (! EQ (value, Qunbound)) | |
10747 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10748 | parms); | |
10749 | } | |
10750 | ||
10751 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10752 | "internalBorderWidth", "internalBorderWidth", | |
10753 | RES_TYPE_NUMBER); | |
10754 | ||
10755 | /* Also do the stuff which must be set before the window exists. */ | |
10756 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10757 | "foreground", "Foreground", RES_TYPE_STRING); | |
10758 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10759 | "background", "Background", RES_TYPE_STRING); | |
10760 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10761 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10762 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10763 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10764 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10765 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10766 | ||
10767 | /* Init faces before x_default_parameter is called for scroll-bar | |
10768 | parameters because that function calls x_set_scroll_bar_width, | |
10769 | which calls change_frame_size, which calls Fset_window_buffer, | |
10770 | which runs hooks, which call Fvertical_motion. At the end, we | |
10771 | end up in init_iterator with a null face cache, which should not | |
10772 | happen. */ | |
10773 | init_frame_faces (f); | |
10774 | ||
10775 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10776 | window_prompting = x_figure_window_size (f, parms); | |
10777 | ||
10778 | if (window_prompting & XNegative) | |
10779 | { | |
10780 | if (window_prompting & YNegative) | |
10781 | f->output_data.x->win_gravity = SouthEastGravity; | |
10782 | else | |
10783 | f->output_data.x->win_gravity = NorthEastGravity; | |
10784 | } | |
10785 | else | |
10786 | { | |
10787 | if (window_prompting & YNegative) | |
10788 | f->output_data.x->win_gravity = SouthWestGravity; | |
10789 | else | |
10790 | f->output_data.x->win_gravity = NorthWestGravity; | |
10791 | } | |
10792 | ||
10793 | f->output_data.x->size_hint_flags = window_prompting; | |
10794 | { | |
10795 | XSetWindowAttributes attrs; | |
10796 | unsigned long mask; | |
10797 | ||
10798 | BLOCK_INPUT; | |
c51d2b5e GM |
10799 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
10800 | if (DoesSaveUnders (dpyinfo->screen)) | |
10801 | mask |= CWSaveUnder; | |
10802 | ||
9b2956e2 GM |
10803 | /* Window managers look at the override-redirect flag to determine |
10804 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
10805 | 3.2.8). */ |
10806 | attrs.override_redirect = True; | |
10807 | attrs.save_under = True; | |
10808 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10809 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10810 | attrs.event_mask = StructureNotifyMask; | |
10811 | tip_window | |
10812 | = FRAME_X_WINDOW (f) | |
10813 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10814 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10815 | /* x, y, width, height */ | |
10816 | 0, 0, 1, 1, | |
10817 | /* Border. */ | |
10818 | 1, | |
10819 | CopyFromParent, InputOutput, CopyFromParent, | |
10820 | mask, &attrs); | |
10821 | UNBLOCK_INPUT; | |
10822 | } | |
10823 | ||
10824 | x_make_gc (f); | |
10825 | ||
333b20bb GM |
10826 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10827 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10828 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10829 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10830 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10831 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10832 | ||
10833 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
10834 | Change will not be effected unless different from the current | |
10835 | f->height. */ | |
10836 | width = f->width; | |
10837 | height = f->height; | |
10838 | f->height = 0; | |
10839 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 10840 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 10841 | |
035d5114 | 10842 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
10843 | also merges in face attributes specified for new frames. |
10844 | ||
10845 | Frame parameters may be changed if .Xdefaults contains | |
10846 | specifications for the default font. For example, if there is an | |
10847 | `Emacs.default.attributeBackground: pink', the `background-color' | |
10848 | attribute of the frame get's set, which let's the internal border | |
10849 | of the tooltip frame appear in pink. Prevent this. */ | |
10850 | { | |
10851 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
10852 | ||
10853 | /* Set tip_frame here, so that */ | |
10854 | tip_frame = frame; | |
10855 | call1 (Qface_set_after_frame_default, frame); | |
10856 | ||
10857 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
10858 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
10859 | Qnil)); | |
10860 | } | |
035d5114 | 10861 | |
333b20bb GM |
10862 | f->no_split = 1; |
10863 | ||
10864 | UNGCPRO; | |
10865 | ||
10866 | /* It is now ok to make the frame official even if we get an error | |
10867 | below. And the frame needs to be on Vframe_list or making it | |
10868 | visible won't work. */ | |
10869 | Vframe_list = Fcons (frame, Vframe_list); | |
10870 | ||
10871 | /* Now that the frame is official, it counts as a reference to | |
10872 | its display. */ | |
10873 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10874 | ||
06d62053 GM |
10875 | /* Setting attributes of faces of the tooltip frame from resources |
10876 | and similar will increment face_change_count, which leads to the | |
10877 | clearing of all current matrices. Since this isn't necessary | |
10878 | here, avoid it by resetting face_change_count to the value it | |
10879 | had before we created the tip frame. */ | |
10880 | face_change_count = face_change_count_before; | |
10881 | ||
eaf1eea9 | 10882 | /* Discard the unwind_protect. */ |
333b20bb GM |
10883 | return unbind_to (count, frame); |
10884 | } | |
10885 | ||
10886 | ||
06d62053 GM |
10887 | /* Compute where to display tip frame F. PARMS is the list of frame |
10888 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
10889 | location of the mouse. WIDTH and HEIGHT are the width and height |
10890 | of the tooltip. Return coordinates relative to the root window of | |
10891 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
10892 | |
10893 | static void | |
ab452f99 | 10894 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
10895 | struct frame *f; |
10896 | Lisp_Object parms, dx, dy; | |
ab452f99 | 10897 | int width, height; |
06d62053 GM |
10898 | int *root_x, *root_y; |
10899 | { | |
10900 | Lisp_Object left, top; | |
10901 | int win_x, win_y; | |
10902 | Window root, child; | |
10903 | unsigned pmask; | |
10904 | ||
10905 | /* User-specified position? */ | |
10906 | left = Fcdr (Fassq (Qleft, parms)); | |
10907 | top = Fcdr (Fassq (Qtop, parms)); | |
10908 | ||
10909 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10910 | show it. */ | |
ab452f99 GM |
10911 | if (!INTEGERP (left) && !INTEGERP (top)) |
10912 | { | |
10913 | BLOCK_INPUT; | |
10914 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10915 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
10916 | UNBLOCK_INPUT; | |
10917 | } | |
06d62053 | 10918 | |
06d62053 GM |
10919 | if (INTEGERP (top)) |
10920 | *root_y = XINT (top); | |
ab452f99 GM |
10921 | else if (*root_y + XINT (dy) - height < 0) |
10922 | *root_y -= XINT (dy); | |
10923 | else | |
10924 | { | |
10925 | *root_y -= height; | |
10926 | *root_y += XINT (dy); | |
10927 | } | |
10928 | ||
10929 | if (INTEGERP (left)) | |
10930 | *root_x = XINT (left); | |
10931 | else if (*root_x + XINT (dx) + width > FRAME_X_DISPLAY_INFO (f)->width) | |
10932 | *root_x -= width + XINT (dx); | |
10933 | else | |
10934 | *root_x += XINT (dx); | |
06d62053 GM |
10935 | } |
10936 | ||
10937 | ||
0634ce98 | 10938 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
e82d09c9 | 10939 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
0634ce98 GM |
10940 | A tooltip window is a small X window displaying a string.\n\ |
10941 | \n\ | |
333b20bb | 10942 | FRAME nil or omitted means use the selected frame.\n\ |
0634ce98 | 10943 | \n\ |
333b20bb GM |
10944 | PARMS is an optional list of frame parameters which can be\n\ |
10945 | used to change the tooltip's appearance.\n\ | |
0634ce98 | 10946 | \n\ |
333b20bb | 10947 | Automatically hide the tooltip after TIMEOUT seconds.\n\ |
0634ce98 GM |
10948 | TIMEOUT nil means use the default timeout of 5 seconds.\n\ |
10949 | \n\ | |
10950 | If the list of frame parameters PARAMS contains a `left' parameters,\n\ | |
10951 | the tooltip is displayed at that x-position. Otherwise it is\n\ | |
10952 | displayed at the mouse position, with offset DX added (default is 5 if\n\ | |
10953 | DX isn't specified). Likewise for the y-position; if a `top' frame\n\ | |
10954 | parameter is specified, it determines the y-position of the tooltip\n\ | |
10955 | window, otherwise it is displayed at the mouse position, with offset\n\ | |
61a925c1 GM |
10956 | DY added (default is -10).\n\ |
10957 | \n\ | |
10958 | A tooltip's maximum size is specified by `x-max-tooltip-size'.\n\ | |
10959 | Text larger than the specified size is clipped.") | |
0634ce98 GM |
10960 | (string, frame, parms, timeout, dx, dy) |
10961 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
333b20bb GM |
10962 | { |
10963 | struct frame *f; | |
10964 | struct window *w; | |
d63931a2 | 10965 | Lisp_Object buffer, top, left, max_width, max_height; |
06d62053 | 10966 | int root_x, root_y; |
333b20bb GM |
10967 | struct buffer *old_buffer; |
10968 | struct text_pos pos; | |
10969 | int i, width, height; | |
393f2d14 | 10970 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 10971 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 10972 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
10973 | |
10974 | specbind (Qinhibit_redisplay, Qt); | |
10975 | ||
393f2d14 | 10976 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
10977 | |
10978 | CHECK_STRING (string, 0); | |
10979 | f = check_x_frame (frame); | |
10980 | if (NILP (timeout)) | |
10981 | timeout = make_number (5); | |
10982 | else | |
10983 | CHECK_NATNUM (timeout, 2); | |
0634ce98 GM |
10984 | |
10985 | if (NILP (dx)) | |
10986 | dx = make_number (5); | |
10987 | else | |
10988 | CHECK_NUMBER (dx, 5); | |
10989 | ||
10990 | if (NILP (dy)) | |
12c67a7f | 10991 | dy = make_number (-10); |
0634ce98 GM |
10992 | else |
10993 | CHECK_NUMBER (dy, 6); | |
333b20bb | 10994 | |
06d62053 GM |
10995 | if (NILP (last_show_tip_args)) |
10996 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
10997 | ||
10998 | if (!NILP (tip_frame)) | |
10999 | { | |
11000 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
11001 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
11002 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
11003 | ||
11004 | if (EQ (frame, last_frame) | |
11005 | && !NILP (Fequal (last_string, string)) | |
11006 | && !NILP (Fequal (last_parms, parms))) | |
11007 | { | |
11008 | struct frame *f = XFRAME (tip_frame); | |
11009 | ||
11010 | /* Only DX and DY have changed. */ | |
11011 | if (!NILP (tip_timer)) | |
ae782866 GM |
11012 | { |
11013 | Lisp_Object timer = tip_timer; | |
11014 | tip_timer = Qnil; | |
11015 | call1 (Qcancel_timer, timer); | |
11016 | } | |
06d62053 GM |
11017 | |
11018 | BLOCK_INPUT; | |
ab452f99 GM |
11019 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
11020 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 11021 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11022 | root_x, root_y); |
06d62053 GM |
11023 | UNBLOCK_INPUT; |
11024 | goto start_timer; | |
11025 | } | |
11026 | } | |
11027 | ||
333b20bb GM |
11028 | /* Hide a previous tip, if any. */ |
11029 | Fx_hide_tip (); | |
11030 | ||
06d62053 GM |
11031 | ASET (last_show_tip_args, 0, string); |
11032 | ASET (last_show_tip_args, 1, frame); | |
11033 | ASET (last_show_tip_args, 2, parms); | |
11034 | ||
333b20bb GM |
11035 | /* Add default values to frame parameters. */ |
11036 | if (NILP (Fassq (Qname, parms))) | |
11037 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
11038 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11039 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
11040 | if (NILP (Fassq (Qborder_width, parms))) | |
11041 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
11042 | if (NILP (Fassq (Qborder_color, parms))) | |
11043 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
11044 | if (NILP (Fassq (Qbackground_color, parms))) | |
11045 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
11046 | parms); | |
11047 | ||
11048 | /* Create a frame for the tooltip, and record it in the global | |
11049 | variable tip_frame. */ | |
275841bf | 11050 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11051 | f = XFRAME (frame); |
333b20bb | 11052 | |
d63931a2 | 11053 | /* Set up the frame's root window. */ |
333b20bb GM |
11054 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11055 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11056 | |
11057 | if (CONSP (Vx_max_tooltip_size) | |
11058 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11059 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11060 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11061 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11062 | { | |
11063 | w->width = XCAR (Vx_max_tooltip_size); | |
11064 | w->height = XCDR (Vx_max_tooltip_size); | |
11065 | } | |
11066 | else | |
11067 | { | |
11068 | w->width = make_number (80); | |
11069 | w->height = make_number (40); | |
11070 | } | |
11071 | ||
11072 | f->window_width = XINT (w->width); | |
333b20bb GM |
11073 | adjust_glyphs (f); |
11074 | w->pseudo_window_p = 1; | |
11075 | ||
11076 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11077 | old_buffer = current_buffer; |
275841bf | 11078 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11079 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11080 | clear_glyph_matrix (w->desired_matrix); |
11081 | clear_glyph_matrix (w->current_matrix); | |
11082 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11083 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11084 | ||
11085 | /* Compute width and height of the tooltip. */ | |
11086 | width = height = 0; | |
11087 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11088 | { | |
11089 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11090 | struct glyph *last; | |
11091 | int row_width; | |
11092 | ||
11093 | /* Stop at the first empty row at the end. */ | |
11094 | if (!row->enabled_p || !row->displays_text_p) | |
11095 | break; | |
11096 | ||
d7bf0342 GM |
11097 | /* Let the row go over the full width of the frame. */ |
11098 | row->full_width_p = 1; | |
333b20bb | 11099 | |
e3130015 | 11100 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11101 | the cursor there. Don't include the width of this glyph. */ |
11102 | if (row->used[TEXT_AREA]) | |
11103 | { | |
11104 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11105 | row_width = row->pixel_width - last->pixel_width; | |
11106 | } | |
11107 | else | |
11108 | row_width = row->pixel_width; | |
11109 | ||
11110 | height += row->height; | |
11111 | width = max (width, row_width); | |
11112 | } | |
11113 | ||
11114 | /* Add the frame's internal border to the width and height the X | |
11115 | window should have. */ | |
11116 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11117 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11118 | ||
11119 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11120 | show it. */ | |
ab452f99 | 11121 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11122 | |
0634ce98 | 11123 | BLOCK_INPUT; |
333b20bb | 11124 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11125 | root_x, root_y, width, height); |
333b20bb GM |
11126 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11127 | UNBLOCK_INPUT; | |
06d62053 | 11128 | |
333b20bb GM |
11129 | /* Draw into the window. */ |
11130 | w->must_be_updated_p = 1; | |
11131 | update_single_window (w, 1); | |
11132 | ||
11133 | /* Restore original current buffer. */ | |
11134 | set_buffer_internal_1 (old_buffer); | |
11135 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11136 | ||
06d62053 | 11137 | start_timer: |
333b20bb GM |
11138 | /* Let the tip disappear after timeout seconds. */ |
11139 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11140 | intern ("x-hide-tip")); | |
a744a2ec DL |
11141 | |
11142 | UNGCPRO; | |
333b20bb GM |
11143 | return unbind_to (count, Qnil); |
11144 | } | |
11145 | ||
11146 | ||
11147 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 11148 | "Hide the current tooltip window, if there is any.\n\ |
9180dc8c | 11149 | Value is t if tooltip was open, nil otherwise.") |
333b20bb GM |
11150 | () |
11151 | { | |
44b5a125 | 11152 | int count; |
c0006262 GM |
11153 | Lisp_Object deleted, frame, timer; |
11154 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11155 | |
11156 | /* Return quickly if nothing to do. */ | |
c0006262 | 11157 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11158 | return Qnil; |
333b20bb | 11159 | |
c0006262 GM |
11160 | frame = tip_frame; |
11161 | timer = tip_timer; | |
11162 | GCPRO2 (frame, timer); | |
11163 | tip_frame = tip_timer = deleted = Qnil; | |
11164 | ||
44b5a125 | 11165 | count = BINDING_STACK_SIZE (); |
333b20bb | 11166 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11167 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11168 | |
c0006262 | 11169 | if (!NILP (timer)) |
ae782866 | 11170 | call1 (Qcancel_timer, timer); |
333b20bb | 11171 | |
c0006262 | 11172 | if (FRAMEP (frame)) |
333b20bb | 11173 | { |
44b5a125 GM |
11174 | Fdelete_frame (frame, Qnil); |
11175 | deleted = Qt; | |
f6c44811 GM |
11176 | |
11177 | #ifdef USE_LUCID | |
11178 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11179 | redisplay procedure is not called when a tip frame over menu | |
11180 | items is unmapped. Redisplay the menu manually... */ | |
11181 | { | |
11182 | struct frame *f = SELECTED_FRAME (); | |
11183 | Widget w = f->output_data.x->menubar_widget; | |
11184 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 11185 | |
f6c44811 | 11186 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 11187 | && w != NULL) |
f6c44811 GM |
11188 | { |
11189 | BLOCK_INPUT; | |
11190 | xlwmenu_redisplay (w); | |
11191 | UNBLOCK_INPUT; | |
11192 | } | |
11193 | } | |
11194 | #endif /* USE_LUCID */ | |
333b20bb GM |
11195 | } |
11196 | ||
c0006262 | 11197 | UNGCPRO; |
44b5a125 | 11198 | return unbind_to (count, deleted); |
333b20bb GM |
11199 | } |
11200 | ||
11201 | ||
11202 | \f | |
11203 | /*********************************************************************** | |
11204 | File selection dialog | |
11205 | ***********************************************************************/ | |
11206 | ||
11207 | #ifdef USE_MOTIF | |
11208 | ||
11209 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11210 | ||
11211 | static void | |
11212 | file_dialog_cb (widget, client_data, call_data) | |
11213 | Widget widget; | |
11214 | XtPointer call_data, client_data; | |
11215 | { | |
11216 | int *result = (int *) client_data; | |
11217 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11218 | *result = cb->reason; | |
11219 | } | |
11220 | ||
11221 | ||
a779d213 GM |
11222 | /* Callback for unmapping a file selection dialog. This is used to |
11223 | capture the case where a dialog is closed via a window manager's | |
11224 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11225 | in this case. */ | |
11226 | ||
11227 | static void | |
11228 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11229 | Widget widget; | |
11230 | XtPointer call_data, client_data; | |
11231 | { | |
11232 | int *result = (int *) client_data; | |
11233 | *result = XmCR_CANCEL; | |
11234 | } | |
11235 | ||
11236 | ||
333b20bb GM |
11237 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
11238 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
11239 | Use a file selection dialog.\n\ | |
11240 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
11241 | specified. Don't let the user enter a file name in the file\n\ | |
11242 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
11243 | (prompt, dir, default_filename, mustmatch) | |
11244 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
11245 | { | |
11246 | int result; | |
0fe92f72 | 11247 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11248 | Lisp_Object file = Qnil; |
11249 | Widget dialog, text, list, help; | |
11250 | Arg al[10]; | |
11251 | int ac = 0; | |
11252 | extern XtAppContext Xt_app_con; | |
333b20bb | 11253 | XmString dir_xmstring, pattern_xmstring; |
333b20bb GM |
11254 | int count = specpdl_ptr - specpdl; |
11255 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11256 | ||
11257 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
11258 | CHECK_STRING (prompt, 0); | |
11259 | CHECK_STRING (dir, 1); | |
11260 | ||
11261 | /* Prevent redisplay. */ | |
11262 | specbind (Qinhibit_redisplay, Qt); | |
11263 | ||
11264 | BLOCK_INPUT; | |
11265 | ||
11266 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11267 | directory and using "*" as pattern. */ | |
11268 | dir = Fexpand_file_name (dir, Qnil); | |
11269 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11270 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11271 | ||
11272 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11273 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11274 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11275 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11276 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11277 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11278 | "fsb", al, ac); | |
11279 | XmStringFree (dir_xmstring); | |
11280 | XmStringFree (pattern_xmstring); | |
11281 | ||
11282 | /* Add callbacks for OK and Cancel. */ | |
11283 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11284 | (XtPointer) &result); | |
11285 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11286 | (XtPointer) &result); | |
a779d213 GM |
11287 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11288 | (XtPointer) &result); | |
333b20bb GM |
11289 | |
11290 | /* Disable the help button since we can't display help. */ | |
11291 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11292 | XtSetSensitive (help, False); | |
11293 | ||
11294 | /* Mark OK button as default. */ | |
11295 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11296 | XmNshowAsDefault, True, NULL); | |
11297 | ||
11298 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11299 | dialog, so that the user must select a file from the files list | |
11300 | box. We can't remove it because we wouldn't have a way to get at | |
11301 | the result file name, then. */ | |
11302 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11303 | if (!NILP (mustmatch)) | |
11304 | { | |
11305 | Widget label; | |
11306 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11307 | XtSetSensitive (text, False); | |
11308 | XtSetSensitive (label, False); | |
11309 | } | |
11310 | ||
11311 | /* Manage the dialog, so that list boxes get filled. */ | |
11312 | XtManageChild (dialog); | |
11313 | ||
11314 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11315 | must include the path for this to work. */ | |
11316 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11317 | if (STRINGP (default_filename)) | |
11318 | { | |
11319 | XmString default_xmstring; | |
11320 | int item_pos; | |
11321 | ||
11322 | default_xmstring | |
11323 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11324 | ||
11325 | if (!XmListItemExists (list, default_xmstring)) | |
11326 | { | |
11327 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11328 | XmListAddItem (list, default_xmstring, 0); | |
11329 | item_pos = 0; | |
11330 | } | |
11331 | else | |
11332 | item_pos = XmListItemPos (list, default_xmstring); | |
11333 | XmStringFree (default_xmstring); | |
11334 | ||
11335 | /* Select the item and scroll it into view. */ | |
11336 | XmListSelectPos (list, item_pos, True); | |
11337 | XmListSetPos (list, item_pos); | |
11338 | } | |
11339 | ||
563b384d GM |
11340 | /* Process events until the user presses Cancel or OK. Block |
11341 | and unblock input here so that we get a chance of processing | |
11342 | expose events. */ | |
11343 | UNBLOCK_INPUT; | |
03100098 | 11344 | result = 0; |
a779d213 | 11345 | while (result == 0) |
563b384d GM |
11346 | { |
11347 | BLOCK_INPUT; | |
11348 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11349 | UNBLOCK_INPUT; | |
11350 | } | |
11351 | BLOCK_INPUT; | |
03100098 | 11352 | |
333b20bb GM |
11353 | /* Get the result. */ |
11354 | if (result == XmCR_OK) | |
11355 | { | |
11356 | XmString text; | |
11357 | String data; | |
11358 | ||
d1670063 | 11359 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11360 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11361 | XmStringFree (text); | |
11362 | file = build_string (data); | |
11363 | XtFree (data); | |
11364 | } | |
11365 | else | |
11366 | file = Qnil; | |
11367 | ||
11368 | /* Clean up. */ | |
11369 | XtUnmanageChild (dialog); | |
11370 | XtDestroyWidget (dialog); | |
11371 | UNBLOCK_INPUT; | |
11372 | UNGCPRO; | |
11373 | ||
11374 | /* Make "Cancel" equivalent to C-g. */ | |
11375 | if (NILP (file)) | |
11376 | Fsignal (Qquit, Qnil); | |
11377 | ||
11378 | return unbind_to (count, file); | |
11379 | } | |
11380 | ||
11381 | #endif /* USE_MOTIF */ | |
11382 | ||
333b20bb GM |
11383 | |
11384 | \f | |
82bab41c GM |
11385 | /*********************************************************************** |
11386 | Keyboard | |
11387 | ***********************************************************************/ | |
11388 | ||
11389 | #ifdef HAVE_XKBGETKEYBOARD | |
11390 | #include <X11/XKBlib.h> | |
11391 | #include <X11/keysym.h> | |
11392 | #endif | |
11393 | ||
11394 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11395 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
11396 | "Check if both Backspace and Delete keys are on the keyboard of FRAME.\n\ | |
11397 | FRAME nil means use the selected frame.\n\ | |
11398 | Value is t if we know that both keys are present, and are mapped to the\n\ | |
11399 | usual X keysyms.") | |
11400 | (frame) | |
11401 | Lisp_Object frame; | |
11402 | { | |
11403 | #ifdef HAVE_XKBGETKEYBOARD | |
11404 | XkbDescPtr kb; | |
11405 | struct frame *f = check_x_frame (frame); | |
11406 | Display *dpy = FRAME_X_DISPLAY (f); | |
11407 | Lisp_Object have_keys; | |
46f6a258 | 11408 | int major, minor, op, event, error; |
82bab41c GM |
11409 | |
11410 | BLOCK_INPUT; | |
46f6a258 GM |
11411 | |
11412 | /* Check library version in case we're dynamically linked. */ | |
11413 | major = XkbMajorVersion; | |
11414 | minor = XkbMinorVersion; | |
11415 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11416 | { |
11417 | UNBLOCK_INPUT; | |
11418 | return Qnil; | |
11419 | } | |
46f6a258 GM |
11420 | |
11421 | /* Check that the server supports XKB. */ | |
11422 | major = XkbMajorVersion; | |
11423 | minor = XkbMinorVersion; | |
11424 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11425 | { |
11426 | UNBLOCK_INPUT; | |
11427 | return Qnil; | |
11428 | } | |
46f6a258 GM |
11429 | |
11430 | have_keys = Qnil; | |
c1efd260 | 11431 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11432 | if (kb) |
11433 | { | |
11434 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11435 | |
11436 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11437 | { |
c1efd260 GM |
11438 | for (i = kb->min_key_code; |
11439 | (i < kb->max_key_code | |
11440 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11441 | ++i) | |
11442 | { | |
d63931a2 GM |
11443 | /* The XKB symbolic key names can be seen most easily in |
11444 | the PS file generated by `xkbprint -label name | |
11445 | $DISPLAY'. */ | |
c1efd260 GM |
11446 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11447 | delete_keycode = i; | |
11448 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11449 | backspace_keycode = i; | |
11450 | } | |
11451 | ||
11452 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11453 | } |
11454 | ||
c1efd260 | 11455 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11456 | |
11457 | if (delete_keycode | |
11458 | && backspace_keycode | |
11459 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11460 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11461 | have_keys = Qt; | |
11462 | } | |
11463 | UNBLOCK_INPUT; | |
11464 | return have_keys; | |
11465 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11466 | return Qnil; | |
11467 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11468 | } | |
11469 | ||
11470 | ||
11471 | \f | |
333b20bb GM |
11472 | /*********************************************************************** |
11473 | Initialization | |
11474 | ***********************************************************************/ | |
11475 | ||
11476 | void | |
11477 | syms_of_xfns () | |
11478 | { | |
11479 | /* This is zero if not using X windows. */ | |
11480 | x_in_use = 0; | |
11481 | ||
11482 | /* The section below is built by the lisp expression at the top of the file, | |
11483 | just above where these variables are declared. */ | |
11484 | /*&&& init symbols here &&&*/ | |
11485 | Qauto_raise = intern ("auto-raise"); | |
11486 | staticpro (&Qauto_raise); | |
11487 | Qauto_lower = intern ("auto-lower"); | |
11488 | staticpro (&Qauto_lower); | |
11489 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11490 | staticpro (&Qbar); |
f9942c9e JB |
11491 | Qborder_color = intern ("border-color"); |
11492 | staticpro (&Qborder_color); | |
11493 | Qborder_width = intern ("border-width"); | |
11494 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11495 | Qbox = intern ("box"); |
11496 | staticpro (&Qbox); | |
f9942c9e JB |
11497 | Qcursor_color = intern ("cursor-color"); |
11498 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11499 | Qcursor_type = intern ("cursor-type"); |
11500 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11501 | Qgeometry = intern ("geometry"); |
11502 | staticpro (&Qgeometry); | |
f9942c9e JB |
11503 | Qicon_left = intern ("icon-left"); |
11504 | staticpro (&Qicon_left); | |
11505 | Qicon_top = intern ("icon-top"); | |
11506 | staticpro (&Qicon_top); | |
11507 | Qicon_type = intern ("icon-type"); | |
11508 | staticpro (&Qicon_type); | |
80534dd6 KH |
11509 | Qicon_name = intern ("icon-name"); |
11510 | staticpro (&Qicon_name); | |
f9942c9e JB |
11511 | Qinternal_border_width = intern ("internal-border-width"); |
11512 | staticpro (&Qinternal_border_width); | |
11513 | Qleft = intern ("left"); | |
11514 | staticpro (&Qleft); | |
1ab3d87e RS |
11515 | Qright = intern ("right"); |
11516 | staticpro (&Qright); | |
f9942c9e JB |
11517 | Qmouse_color = intern ("mouse-color"); |
11518 | staticpro (&Qmouse_color); | |
baaed68e JB |
11519 | Qnone = intern ("none"); |
11520 | staticpro (&Qnone); | |
f9942c9e JB |
11521 | Qparent_id = intern ("parent-id"); |
11522 | staticpro (&Qparent_id); | |
4701395c KH |
11523 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11524 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11525 | Qsuppress_icon = intern ("suppress-icon"); |
11526 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11527 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11528 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11529 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11530 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11531 | Qvisibility = intern ("visibility"); |
11532 | staticpro (&Qvisibility); | |
f9942c9e JB |
11533 | Qwindow_id = intern ("window-id"); |
11534 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11535 | Qouter_window_id = intern ("outer-window-id"); |
11536 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11537 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11538 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11539 | Qx_resource_name = intern ("x-resource-name"); |
11540 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11541 | Quser_position = intern ("user-position"); |
11542 | staticpro (&Quser_position); | |
11543 | Quser_size = intern ("user-size"); | |
11544 | staticpro (&Quser_size); | |
333b20bb GM |
11545 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11546 | staticpro (&Qscroll_bar_foreground); | |
11547 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11548 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11549 | Qscreen_gamma = intern ("screen-gamma"); |
11550 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11551 | Qline_spacing = intern ("line-spacing"); |
11552 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11553 | Qcenter = intern ("center"); |
11554 | staticpro (&Qcenter); | |
96db09e4 KH |
11555 | Qcompound_text = intern ("compound-text"); |
11556 | staticpro (&Qcompound_text); | |
ae782866 GM |
11557 | Qcancel_timer = intern ("cancel-timer"); |
11558 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11559 | Qwait_for_wm = intern ("wait-for-wm"); |
11560 | staticpro (&Qwait_for_wm); | |
f9942c9e JB |
11561 | /* This is the end of symbol initialization. */ |
11562 | ||
58cad5ed KH |
11563 | /* Text property `display' should be nonsticky by default. */ |
11564 | Vtext_property_default_nonsticky | |
11565 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11566 | ||
11567 | ||
333b20bb GM |
11568 | Qlaplace = intern ("laplace"); |
11569 | staticpro (&Qlaplace); | |
4a8e312c GM |
11570 | Qemboss = intern ("emboss"); |
11571 | staticpro (&Qemboss); | |
11572 | Qedge_detection = intern ("edge-detection"); | |
11573 | staticpro (&Qedge_detection); | |
11574 | Qheuristic = intern ("heuristic"); | |
11575 | staticpro (&Qheuristic); | |
11576 | QCmatrix = intern (":matrix"); | |
11577 | staticpro (&QCmatrix); | |
11578 | QCcolor_adjustment = intern (":color-adjustment"); | |
11579 | staticpro (&QCcolor_adjustment); | |
11580 | QCmask = intern (":mask"); | |
11581 | staticpro (&QCmask); | |
11582 | ||
a367641f RS |
11583 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11584 | staticpro (&Qface_set_after_frame_default); | |
11585 | ||
01f1ba30 JB |
11586 | Fput (Qundefined_color, Qerror_conditions, |
11587 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11588 | Fput (Qundefined_color, Qerror_message, | |
11589 | build_string ("Undefined color")); | |
11590 | ||
f9942c9e JB |
11591 | init_x_parm_symbols (); |
11592 | ||
14819cb3 GM |
11593 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11594 | "Non-nil means always draw a cross over disabled images.\n\ | |
d2dc8167 | 11595 | Disabled images are those having an `:conversion disabled' property.\n\ |
14819cb3 GM |
11596 | A cross is always drawn on black & white displays."); |
11597 | cross_disabled_images = 0; | |
11598 | ||
f1c7b5a6 RS |
11599 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11600 | "List of directories to search for bitmap files for X."); | |
e241c09b | 11601 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11602 | |
16ae08a9 | 11603 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 11604 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
11605 | Changing the value does not affect existing frames\n\ |
11606 | unless you set the mouse color."); | |
01f1ba30 JB |
11607 | Vx_pointer_shape = Qnil; |
11608 | ||
d387c960 | 11609 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 11610 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
11611 | `x-get-resource' uses this as the first component of the instance name\n\ |
11612 | when requesting resource values.\n\ | |
11613 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
11614 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
11615 | switches, if present.\n\ |
11616 | \n\ | |
11617 | It may be useful to bind this variable locally around a call\n\ | |
11618 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 11619 | Vx_resource_name = Qnil; |
ac63d3d6 | 11620 | |
498e9ac3 RS |
11621 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11622 | "The class Emacs uses to look up X resources.\n\ | |
11623 | `x-get-resource' uses this as the first component of the instance class\n\ | |
11624 | when requesting resource values.\n\ | |
11625 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
11626 | \n\ | |
11627 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
11628 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 11629 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
11630 | Vx_resource_class = build_string (EMACS_CLASS); |
11631 | ||
ca0ecbf5 | 11632 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 11633 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
11634 | "The shape of the pointer when not over text.\n\ |
11635 | This variable takes effect when you create a new frame\n\ | |
11636 | or when you set the mouse color."); | |
af01ef26 | 11637 | #endif |
01f1ba30 JB |
11638 | Vx_nontext_pointer_shape = Qnil; |
11639 | ||
0af913d7 | 11640 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
333b20bb GM |
11641 | "The shape of the pointer when Emacs is busy.\n\ |
11642 | This variable takes effect when you create a new frame\n\ | |
11643 | or when you set the mouse color."); | |
0af913d7 | 11644 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 11645 | |
0af913d7 GM |
11646 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
11647 | "Non-zero means Emacs displays an hourglass pointer on window systems."); | |
11648 | display_hourglass_p = 1; | |
333b20bb | 11649 | |
0af913d7 GM |
11650 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
11651 | "*Seconds to wait before displaying an hourglass pointer.\n\ | |
3caa99d3 | 11652 | Value must be an integer or float."); |
0af913d7 | 11653 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 11654 | |
ca0ecbf5 | 11655 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 11656 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
11657 | "The shape of the pointer when over the mode line.\n\ |
11658 | This variable takes effect when you create a new frame\n\ | |
11659 | or when you set the mouse color."); | |
af01ef26 | 11660 | #endif |
01f1ba30 JB |
11661 | Vx_mode_pointer_shape = Qnil; |
11662 | ||
d3b06468 | 11663 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
11664 | &Vx_sensitive_text_pointer_shape, |
11665 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
11666 | This variable takes effect when you create a new frame\n\ | |
11667 | or when you set the mouse color."); | |
11668 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 11669 | |
8fb4ec9c GM |
11670 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
11671 | &Vx_window_horizontal_drag_shape, | |
11672 | "Pointer shape to use for indicating a window can be dragged horizontally.\n\ | |
11673 | This variable takes effect when you create a new frame\n\ | |
11674 | or when you set the mouse color."); | |
11675 | Vx_window_horizontal_drag_shape = Qnil; | |
11676 | ||
01f1ba30 JB |
11677 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11678 | "A string indicating the foreground color of the cursor box."); | |
11679 | Vx_cursor_fore_pixel = Qnil; | |
11680 | ||
d63931a2 GM |
11681 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
11682 | "Maximum size for tooltips. Value is a pair (COLUMNS . ROWS).\n\ | |
11683 | Text larger than this is clipped."); | |
11684 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); | |
11685 | ||
01f1ba30 | 11686 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
11687 | "Non-nil if no X window manager is in use.\n\ |
11688 | Emacs doesn't try to figure this out; this is always nil\n\ | |
11689 | unless you set it to something else."); | |
11690 | /* We don't have any way to find this out, so set it to nil | |
11691 | and maybe the user would like to set it to t. */ | |
11692 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11693 | |
942ea06d KH |
11694 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
11695 | &Vx_pixel_size_width_font_regexp, | |
11696 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
11697 | \n\ | |
dcc13cda | 11698 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
11699 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
11700 | such a font. This is especially effective for such large fonts as\n\ | |
11701 | Chinese, Japanese, and Korean."); | |
11702 | Vx_pixel_size_width_font_regexp = Qnil; | |
11703 | ||
fcf431dc | 11704 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
11705 | "Time after which cached images are removed from the cache.\n\ |
11706 | When an image has not been displayed this many seconds, remove it\n\ | |
11707 | from the image cache. Value must be an integer or nil with nil\n\ | |
11708 | meaning don't clear the cache."); | |
fcf431dc | 11709 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 11710 | |
1d3dac41 | 11711 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 11712 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 11713 | #ifdef USE_MOTIF |
6f3f6a8d | 11714 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a GM |
11715 | |
11716 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, | |
11717 | "Version info for LessTif/Motif."); | |
11718 | Vmotif_version_string = build_string (XmVERSION_STRING); | |
11719 | #endif /* USE_MOTIF */ | |
11720 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 11721 | |
01f1ba30 | 11722 | defsubr (&Sx_get_resource); |
333b20bb GM |
11723 | |
11724 | /* X window properties. */ | |
11725 | defsubr (&Sx_change_window_property); | |
11726 | defsubr (&Sx_delete_window_property); | |
11727 | defsubr (&Sx_window_property); | |
11728 | ||
2d764c78 | 11729 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11730 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11731 | defsubr (&Sxw_color_defined_p); |
11732 | defsubr (&Sxw_color_values); | |
9d317b2c | 11733 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11734 | defsubr (&Sx_server_vendor); |
11735 | defsubr (&Sx_server_version); | |
11736 | defsubr (&Sx_display_pixel_width); | |
11737 | defsubr (&Sx_display_pixel_height); | |
11738 | defsubr (&Sx_display_mm_width); | |
11739 | defsubr (&Sx_display_mm_height); | |
11740 | defsubr (&Sx_display_screens); | |
11741 | defsubr (&Sx_display_planes); | |
11742 | defsubr (&Sx_display_color_cells); | |
11743 | defsubr (&Sx_display_visual_class); | |
11744 | defsubr (&Sx_display_backing_store); | |
11745 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 11746 | defsubr (&Sx_parse_geometry); |
f676886a | 11747 | defsubr (&Sx_create_frame); |
01f1ba30 | 11748 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11749 | defsubr (&Sx_close_connection); |
11750 | defsubr (&Sx_display_list); | |
01f1ba30 | 11751 | defsubr (&Sx_synchronize); |
3decc1e7 | 11752 | defsubr (&Sx_focus_frame); |
82bab41c GM |
11753 | defsubr (&Sx_backspace_delete_keys_p); |
11754 | ||
942ea06d KH |
11755 | /* Setting callback functions for fontset handler. */ |
11756 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11757 | |
11758 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11759 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11760 | list_fonts_func = x_list_fonts; |
333b20bb GM |
11761 | #endif |
11762 | ||
942ea06d | 11763 | load_font_func = x_load_font; |
bc1958c4 | 11764 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11765 | query_font_func = x_query_font; |
11766 | set_frame_fontset_func = x_set_font; | |
11767 | check_window_system_func = check_x; | |
333b20bb GM |
11768 | |
11769 | /* Images. */ | |
11770 | Qxbm = intern ("xbm"); | |
11771 | staticpro (&Qxbm); | |
11772 | QCtype = intern (":type"); | |
11773 | staticpro (&QCtype); | |
d2dc8167 GM |
11774 | QCconversion = intern (":conversion"); |
11775 | staticpro (&QCconversion); | |
333b20bb GM |
11776 | QCheuristic_mask = intern (":heuristic-mask"); |
11777 | staticpro (&QCheuristic_mask); | |
11778 | QCcolor_symbols = intern (":color-symbols"); | |
11779 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
11780 | QCascent = intern (":ascent"); |
11781 | staticpro (&QCascent); | |
11782 | QCmargin = intern (":margin"); | |
11783 | staticpro (&QCmargin); | |
11784 | QCrelief = intern (":relief"); | |
11785 | staticpro (&QCrelief); | |
fcf431dc GM |
11786 | Qpostscript = intern ("postscript"); |
11787 | staticpro (&Qpostscript); | |
333b20bb GM |
11788 | QCloader = intern (":loader"); |
11789 | staticpro (&QCloader); | |
11790 | QCbounding_box = intern (":bounding-box"); | |
11791 | staticpro (&QCbounding_box); | |
11792 | QCpt_width = intern (":pt-width"); | |
11793 | staticpro (&QCpt_width); | |
11794 | QCpt_height = intern (":pt-height"); | |
11795 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11796 | QCindex = intern (":index"); |
11797 | staticpro (&QCindex); | |
333b20bb GM |
11798 | Qpbm = intern ("pbm"); |
11799 | staticpro (&Qpbm); | |
11800 | ||
11801 | #if HAVE_XPM | |
11802 | Qxpm = intern ("xpm"); | |
11803 | staticpro (&Qxpm); | |
11804 | #endif | |
11805 | ||
11806 | #if HAVE_JPEG | |
11807 | Qjpeg = intern ("jpeg"); | |
11808 | staticpro (&Qjpeg); | |
11809 | #endif | |
11810 | ||
11811 | #if HAVE_TIFF | |
11812 | Qtiff = intern ("tiff"); | |
11813 | staticpro (&Qtiff); | |
11814 | #endif | |
11815 | ||
11816 | #if HAVE_GIF | |
11817 | Qgif = intern ("gif"); | |
11818 | staticpro (&Qgif); | |
11819 | #endif | |
11820 | ||
11821 | #if HAVE_PNG | |
11822 | Qpng = intern ("png"); | |
11823 | staticpro (&Qpng); | |
11824 | #endif | |
11825 | ||
11826 | defsubr (&Sclear_image_cache); | |
42677916 | 11827 | defsubr (&Simage_size); |
b243755a | 11828 | defsubr (&Simage_mask_p); |
333b20bb | 11829 | |
0af913d7 GM |
11830 | hourglass_atimer = NULL; |
11831 | hourglass_shown_p = 0; | |
333b20bb GM |
11832 | |
11833 | defsubr (&Sx_show_tip); | |
11834 | defsubr (&Sx_hide_tip); | |
333b20bb | 11835 | tip_timer = Qnil; |
44b5a125 GM |
11836 | staticpro (&tip_timer); |
11837 | tip_frame = Qnil; | |
11838 | staticpro (&tip_frame); | |
333b20bb | 11839 | |
06d62053 GM |
11840 | last_show_tip_args = Qnil; |
11841 | staticpro (&last_show_tip_args); | |
11842 | ||
333b20bb GM |
11843 | #ifdef USE_MOTIF |
11844 | defsubr (&Sx_file_dialog); | |
11845 | #endif | |
11846 | } | |
11847 | ||
11848 | ||
11849 | void | |
11850 | init_xfns () | |
11851 | { | |
11852 | image_types = NULL; | |
11853 | Vimage_types = Qnil; | |
11854 | ||
11855 | define_image_type (&xbm_type); | |
11856 | define_image_type (&gs_type); | |
11857 | define_image_type (&pbm_type); | |
11858 | ||
11859 | #if HAVE_XPM | |
11860 | define_image_type (&xpm_type); | |
11861 | #endif | |
11862 | ||
11863 | #if HAVE_JPEG | |
11864 | define_image_type (&jpeg_type); | |
11865 | #endif | |
11866 | ||
11867 | #if HAVE_TIFF | |
11868 | define_image_type (&tiff_type); | |
11869 | #endif | |
11870 | ||
11871 | #if HAVE_GIF | |
11872 | define_image_type (&gif_type); | |
11873 | #endif | |
11874 | ||
11875 | #if HAVE_PNG | |
11876 | define_image_type (&png_type); | |
11877 | #endif | |
01f1ba30 JB |
11878 | } |
11879 | ||
11880 | #endif /* HAVE_X_WINDOWS */ |