Commit | Line | Data |
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dc6f92b8 | 1 | /* X Communication module for terminals which understand the X protocol. |
b8009dd1 | 2 | Copyright (C) 1989, 1993, 1994 Free Software Foundation, Inc. |
dc6f92b8 JB |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
4746118a | 8 | the Free Software Foundation; either version 2, or (at your option) |
dc6f92b8 JB |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
3afe33e7 RS |
20 | /* Xt features made by Fred Pierresteguy. */ |
21 | ||
039440c4 RS |
22 | /* On 4.3 these lose if they come after xterm.h. */ |
23 | /* On HP-UX 8.0 signal.h loses if it comes after config.h. */ | |
24 | /* Putting these at the beginning seems to be standard for other .c files. */ | |
039440c4 RS |
25 | #include <signal.h> |
26 | ||
18160b98 | 27 | #include <config.h> |
dc6f92b8 | 28 | |
4846819e RS |
29 | #include <stdio.h> |
30 | ||
3afe33e7 | 31 | /* Need syssignal.h for various externs and definitions that may be required |
bc20ebbf | 32 | by some configurations for calls to signal later in this source file. */ |
3afe33e7 RS |
33 | #include "syssignal.h" |
34 | ||
dc6f92b8 JB |
35 | #ifdef HAVE_X_WINDOWS |
36 | ||
37 | #include "lisp.h" | |
9ac0d9e0 | 38 | #include "blockinput.h" |
dc6f92b8 | 39 | |
dc6f92b8 JB |
40 | /* This may include sys/types.h, and that somehow loses |
41 | if this is not done before the other system files. */ | |
42 | #include "xterm.h" | |
f451eb13 | 43 | #include <X11/cursorfont.h> |
dc6f92b8 | 44 | |
16bd92ea | 45 | #ifndef USG |
dc6f92b8 JB |
46 | /* Load sys/types.h if not already loaded. |
47 | In some systems loading it twice is suicidal. */ | |
48 | #ifndef makedev | |
49 | #include <sys/types.h> | |
c118dd06 JB |
50 | #endif /* makedev */ |
51 | #endif /* USG */ | |
dc6f92b8 JB |
52 | |
53 | #ifdef BSD | |
54 | #include <sys/ioctl.h> | |
c118dd06 | 55 | #endif /* ! defined (BSD) */ |
dc6f92b8 | 56 | |
2d368234 | 57 | #include "systty.h" |
3a2712f9 | 58 | #include "systime.h" |
dc6f92b8 | 59 | |
b8009dd1 | 60 | #ifndef INCLUDED_FCNTL |
dc6f92b8 | 61 | #include <fcntl.h> |
b8009dd1 | 62 | #endif |
dc6f92b8 JB |
63 | #include <ctype.h> |
64 | #include <errno.h> | |
65 | #include <setjmp.h> | |
66 | #include <sys/stat.h> | |
67 | #include <sys/param.h> | |
68 | ||
7a13e894 | 69 | #include "frame.h" |
dc6f92b8 JB |
70 | #include "dispextern.h" |
71 | #include "termhooks.h" | |
72 | #include "termopts.h" | |
73 | #include "termchar.h" | |
74 | #if 0 | |
75 | #include "sink.h" | |
76 | #include "sinkmask.h" | |
c118dd06 | 77 | #endif /* ! 0 */ |
dc6f92b8 | 78 | #include "gnu.h" |
dc6f92b8 | 79 | #include "disptab.h" |
dc6f92b8 | 80 | #include "buffer.h" |
f451eb13 | 81 | #include "window.h" |
3b2fa4e6 | 82 | #include "keyboard.h" |
bde7c500 | 83 | #include "intervals.h" |
dc6f92b8 | 84 | |
3afe33e7 | 85 | #ifdef USE_X_TOOLKIT |
9d7e2e3e | 86 | extern void free_frame_menubar (); |
c2df547c | 87 | extern void _XEditResCheckMessages (); |
3afe33e7 RS |
88 | #endif /* USE_X_TOOLKIT */ |
89 | ||
b849c413 RS |
90 | #ifndef USE_X_TOOLKIT |
91 | #define x_any_window_to_frame x_window_to_frame | |
5627c40e | 92 | #define x_top_window_to_frame x_window_to_frame |
b849c413 RS |
93 | #endif |
94 | ||
546e6d5b RS |
95 | #ifdef USE_X_TOOLKIT |
96 | #ifndef XtNinitialState | |
97 | #define XtNinitialState "initialState" | |
98 | #endif | |
99 | #endif | |
100 | ||
dc6f92b8 JB |
101 | #define min(a,b) ((a)<(b) ? (a) : (b)) |
102 | #define max(a,b) ((a)>(b) ? (a) : (b)) | |
69388238 | 103 | \f |
334208b7 RS |
104 | /* This is a chain of structures for all the X displays currently in use. */ |
105 | struct x_display_info *x_display_list; | |
dc6f92b8 | 106 | |
7a13e894 RS |
107 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), |
108 | one for each element of x_display_list and in the same order. | |
109 | NAME is the name of the frame. | |
110 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
111 | Lisp_Object x_display_name_list; | |
f451eb13 | 112 | |
987d2ad1 | 113 | /* Frame being updated by update_frame. This is declared in term.c. |
d0386f2a | 114 | This is set by update_begin and looked at by all the |
dc6f92b8 | 115 | XT functions. It is zero while not inside an update. |
f676886a JB |
116 | In that case, the XT functions assume that `selected_frame' |
117 | is the frame to apply to. */ | |
d0386f2a | 118 | extern struct frame *updating_frame; |
dc6f92b8 | 119 | |
f676886a | 120 | /* The frame (if any) which has the X window that has keyboard focus. |
f451eb13 JB |
121 | Zero if none. This is examined by Ffocus_frame in frame.c. Note |
122 | that a mere EnterNotify event can set this; if you need to know the | |
123 | last frame specified in a FocusIn or FocusOut event, use | |
124 | x_focus_event_frame. */ | |
f676886a | 125 | struct frame *x_focus_frame; |
dc6f92b8 | 126 | |
0134a210 RS |
127 | /* This is a frame waiting to be autoraised, within XTread_socket. */ |
128 | struct frame *pending_autoraise_frame; | |
129 | ||
f451eb13 JB |
130 | /* The last frame mentioned in a FocusIn or FocusOut event. This is |
131 | separate from x_focus_frame, because whether or not LeaveNotify | |
132 | events cause us to lose focus depends on whether or not we have | |
133 | received a FocusIn event for it. */ | |
134 | struct frame *x_focus_event_frame; | |
135 | ||
f676886a JB |
136 | /* The frame which currently has the visual highlight, and should get |
137 | keyboard input (other sorts of input have the frame encoded in the | |
138 | event). It points to the X focus frame's selected window's | |
139 | frame. It differs from x_focus_frame when we're using a global | |
6d4238f3 | 140 | minibuffer. */ |
f676886a | 141 | static struct frame *x_highlight_frame; |
6d4238f3 | 142 | |
7f9c7f94 RS |
143 | #ifdef USE_X_TOOLKIT |
144 | /* The application context for Xt use. */ | |
145 | XtAppContext Xt_app_con; | |
146 | #endif | |
147 | ||
dc6f92b8 JB |
148 | /* During an update, maximum vpos for ins/del line operations to affect. */ |
149 | ||
150 | static int flexlines; | |
151 | ||
152 | /* During an update, nonzero if chars output now should be highlighted. */ | |
153 | ||
154 | static int highlight; | |
155 | ||
156 | /* Nominal cursor position -- where to draw output. | |
157 | During an update, these are different from the cursor-box position. */ | |
158 | ||
159 | static int curs_x; | |
160 | static int curs_y; | |
161 | ||
69388238 RS |
162 | /* Mouse movement. |
163 | ||
164 | In order to avoid asking for motion events and then throwing most | |
165 | of them away or busy-polling the server for mouse positions, we ask | |
166 | the server for pointer motion hints. This means that we get only | |
167 | one event per group of mouse movements. "Groups" are delimited by | |
168 | other kinds of events (focus changes and button clicks, for | |
169 | example), or by XQueryPointer calls; when one of these happens, we | |
170 | get another MotionNotify event the next time the mouse moves. This | |
171 | is at least as efficient as getting motion events when mouse | |
172 | tracking is on, and I suspect only negligibly worse when tracking | |
173 | is off. | |
174 | ||
175 | The silly O'Reilly & Associates Nutshell guides barely document | |
176 | pointer motion hints at all (I think you have to infer how they | |
177 | work from an example), and the description of XQueryPointer doesn't | |
178 | mention that calling it causes you to get another motion hint from | |
179 | the server, which is very important. */ | |
180 | ||
181 | /* Where the mouse was last time we reported a mouse event. */ | |
182 | static FRAME_PTR last_mouse_frame; | |
183 | static XRectangle last_mouse_glyph; | |
184 | ||
185 | /* The scroll bar in which the last X motion event occurred. | |
186 | ||
187 | If the last X motion event occurred in a scroll bar, we set this | |
188 | so XTmouse_position can know whether to report a scroll bar motion or | |
189 | an ordinary motion. | |
190 | ||
191 | If the last X motion event didn't occur in a scroll bar, we set this | |
192 | to Qnil, to tell XTmouse_position to return an ordinary motion event. */ | |
193 | static Lisp_Object last_mouse_scroll_bar; | |
194 | ||
69388238 RS |
195 | /* This is a hack. We would really prefer that XTmouse_position would |
196 | return the time associated with the position it returns, but there | |
197 | doesn't seem to be any way to wrest the timestamp from the server | |
198 | along with the position query. So, we just keep track of the time | |
199 | of the last movement we received, and return that in hopes that | |
200 | it's somewhat accurate. */ | |
201 | static Time last_mouse_movement_time; | |
202 | ||
c0a04927 RS |
203 | /* Incremented by XTread_socket whenever it really tries to read events. */ |
204 | #ifdef __STDC__ | |
205 | static int volatile input_signal_count; | |
206 | #else | |
207 | static int input_signal_count; | |
208 | #endif | |
209 | ||
7a13e894 RS |
210 | /* Used locally within XTread_socket. */ |
211 | static int x_noop_count; | |
dc6f92b8 | 212 | |
7a13e894 RS |
213 | /* Initial values of argv and argc. */ |
214 | extern char **initial_argv; | |
215 | extern int initial_argc; | |
dc6f92b8 | 216 | |
7a13e894 | 217 | extern Lisp_Object Vcommand_line_args, Vsystem_name; |
dc6f92b8 | 218 | |
7a13e894 RS |
219 | /* Tells if a window manager is present or not. */ |
220 | ||
221 | extern Lisp_Object Vx_no_window_manager; | |
dc6f92b8 JB |
222 | |
223 | /* Nonzero enables some debugging for the X interface code. */ | |
224 | extern int _Xdebug; | |
225 | ||
c2df547c | 226 | extern Lisp_Object Qface, Qmouse_face; |
b8009dd1 | 227 | |
dc6f92b8 JB |
228 | extern int errno; |
229 | ||
dfeccd2d | 230 | /* A mask of extra modifier bits to put into every keyboard char. */ |
64bb1782 RS |
231 | extern int extra_keyboard_modifiers; |
232 | ||
334208b7 | 233 | extern XrmDatabase x_load_resources (); |
dc6f92b8 | 234 | |
7a13e894 RS |
235 | void x_delete_display (); |
236 | ||
dc6f92b8 | 237 | static void flashback (); |
c83febd7 | 238 | static void redraw_previous_char (); |
0cdd0c9f | 239 | static void redraw_following_char (); |
3afe33e7 | 240 | static unsigned int x_x_to_emacs_modifiers (); |
dc6f92b8 | 241 | |
55836b73 | 242 | static int fast_find_position (); |
b8009dd1 RS |
243 | static void note_mouse_highlight (); |
244 | static void clear_mouse_face (); | |
245 | static void show_mouse_face (); | |
58769bee | 246 | static void do_line_dance (); |
b8009dd1 | 247 | |
4746118a JB |
248 | static int XTcursor_to (); |
249 | static int XTclear_end_of_line (); | |
7a13e894 | 250 | static int x_io_error_quitter (); |
334208b7 RS |
251 | \f |
252 | /* Return the struct x_display_info corresponding to DPY. */ | |
253 | ||
254 | struct x_display_info * | |
255 | x_display_info_for_display (dpy) | |
256 | Display *dpy; | |
257 | { | |
258 | struct x_display_info *dpyinfo; | |
259 | ||
260 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
261 | if (dpyinfo->display == dpy) | |
262 | return dpyinfo; | |
16bd92ea | 263 | |
334208b7 RS |
264 | return 0; |
265 | } | |
16bd92ea | 266 | \f |
58769bee | 267 | /* Starting and ending updates. |
f451eb13 JB |
268 | |
269 | These hooks are called by update_frame at the beginning and end | |
f676886a JB |
270 | of a frame update. We record in `updating_frame' the identity |
271 | of the frame being updated, so that the XT... functions do not | |
272 | need to take a frame as argument. Most of the XT... functions | |
dc6f92b8 | 273 | should never be called except during an update, the only exceptions |
c83febd7 | 274 | being XTcursor_to, XTwrite_glyphs and XTreassert_line_highlight. */ |
dc6f92b8 | 275 | |
dc6f92b8 | 276 | static |
f676886a JB |
277 | XTupdate_begin (f) |
278 | struct frame *f; | |
58769bee | 279 | { |
dc6f92b8 JB |
280 | int mask; |
281 | ||
f676886a | 282 | if (f == 0) |
dc6f92b8 JB |
283 | abort (); |
284 | ||
f676886a | 285 | flexlines = f->height; |
dc6f92b8 JB |
286 | highlight = 0; |
287 | ||
dc6f92b8 | 288 | BLOCK_INPUT; |
b8009dd1 | 289 | |
7a13e894 | 290 | if (f == FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
b8009dd1 | 291 | { |
514e4681 | 292 | /* Don't do highlighting for mouse motion during the update. */ |
7a13e894 RS |
293 | FRAME_X_DISPLAY_INFO (f)->mouse_face_defer = 1; |
294 | if (!NILP (FRAME_X_DISPLAY_INFO (f)->mouse_face_window)) | |
514e4681 RS |
295 | { |
296 | int firstline, lastline, i; | |
7a13e894 | 297 | struct window *w = XWINDOW (FRAME_X_DISPLAY_INFO (f)->mouse_face_window); |
514e4681 RS |
298 | |
299 | /* Find the first, and the last+1, lines affected by redisplay. */ | |
300 | for (firstline = 0; firstline < f->height; firstline++) | |
301 | if (FRAME_DESIRED_GLYPHS (f)->enable[firstline]) | |
302 | break; | |
303 | ||
304 | lastline = f->height; | |
305 | for (i = f->height - 1; i >= 0; i--) | |
306 | { | |
307 | if (FRAME_DESIRED_GLYPHS (f)->enable[i]) | |
308 | break; | |
309 | else | |
310 | lastline = i; | |
311 | } | |
312 | ||
313 | /* Can we tell that this update does not affect the window | |
314 | where the mouse highlight is? If so, no need to turn off. */ | |
315 | if (! (firstline > (XFASTINT (w->top) + window_internal_height (w)) | |
316 | || lastline < XFASTINT (w->top))) | |
317 | /* Otherwise turn off the mouse highlight now. */ | |
7a13e894 | 318 | clear_mouse_face (FRAME_X_DISPLAY_INFO (f)); |
514e4681 | 319 | } |
b8009dd1 | 320 | } |
6ccf47d1 | 321 | |
dc6f92b8 JB |
322 | UNBLOCK_INPUT; |
323 | } | |
324 | ||
dc6f92b8 | 325 | static |
f676886a JB |
326 | XTupdate_end (f) |
327 | struct frame *f; | |
58769bee | 328 | { |
dc6f92b8 JB |
329 | int mask; |
330 | ||
dc6f92b8 | 331 | BLOCK_INPUT; |
dc6f92b8 | 332 | |
58769bee | 333 | do_line_dance (); |
f676886a | 334 | x_display_cursor (f, 1); |
dc6f92b8 | 335 | |
7a13e894 RS |
336 | if (f == FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
337 | FRAME_X_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
b8009dd1 RS |
338 | #if 0 |
339 | /* This fails in the case of having updated only the echo area | |
340 | if we have switched buffers. In that case, FRAME_CURRENT_GLYPHS | |
341 | has no relation to the current contents, and its charstarts | |
342 | have no relation to the contents of the window-buffer. | |
343 | I don't know a clean way to check | |
344 | for that case. window_end_valid isn't set up yet. */ | |
7a13e894 RS |
345 | if (f == FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
346 | note_mouse_highlight (f, FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_x, | |
347 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_y); | |
b8009dd1 RS |
348 | #endif |
349 | ||
334208b7 | 350 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 JB |
351 | UNBLOCK_INPUT; |
352 | } | |
b8009dd1 | 353 | |
514e4681 | 354 | /* This is called after a redisplay on frame F. */ |
b8009dd1 RS |
355 | |
356 | static | |
357 | XTframe_up_to_date (f) | |
358 | FRAME_PTR f; | |
359 | { | |
7a13e894 RS |
360 | if (FRAME_X_DISPLAY_INFO (f)->mouse_face_deferred_gc |
361 | || f == FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame) | |
514e4681 | 362 | { |
7a13e894 RS |
363 | note_mouse_highlight (FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame, |
364 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_x, | |
365 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_y); | |
366 | FRAME_X_DISPLAY_INFO (f)->mouse_face_deferred_gc = 0; | |
514e4681 | 367 | } |
b8009dd1 | 368 | } |
dc6f92b8 JB |
369 | \f |
370 | /* External interface to control of standout mode. | |
371 | Call this when about to modify line at position VPOS | |
372 | and not change whether it is highlighted. */ | |
373 | ||
374 | XTreassert_line_highlight (new, vpos) | |
375 | int new, vpos; | |
376 | { | |
377 | highlight = new; | |
378 | } | |
379 | ||
380 | /* Call this when about to modify line at position VPOS | |
381 | and change whether it is highlighted. */ | |
382 | ||
383 | static | |
384 | XTchange_line_highlight (new_highlight, vpos, first_unused_hpos) | |
385 | int new_highlight, vpos, first_unused_hpos; | |
386 | { | |
387 | highlight = new_highlight; | |
388 | XTcursor_to (vpos, 0); | |
f676886a | 389 | XTclear_end_of_line (updating_frame->width); |
dc6f92b8 JB |
390 | } |
391 | ||
392 | /* This is used when starting Emacs and when restarting after suspend. | |
393 | When starting Emacs, no X window is mapped. And nothing must be done | |
394 | to Emacs's own window if it is suspended (though that rarely happens). */ | |
395 | ||
396 | static | |
397 | XTset_terminal_modes () | |
398 | { | |
399 | } | |
400 | ||
401 | /* This is called when exiting or suspending Emacs. | |
402 | Exiting will make the X-windows go away, and suspending | |
403 | requires no action. */ | |
404 | ||
405 | static | |
406 | XTreset_terminal_modes () | |
407 | { | |
f676886a | 408 | /* XTclear_frame (); */ |
dc6f92b8 JB |
409 | } |
410 | \f | |
f451eb13 JB |
411 | /* Set the nominal cursor position of the frame. |
412 | This is where display update commands will take effect. | |
dc6f92b8 JB |
413 | This does not affect the place where the cursor-box is displayed. */ |
414 | ||
4746118a | 415 | static int |
dc6f92b8 JB |
416 | XTcursor_to (row, col) |
417 | register int row, col; | |
418 | { | |
419 | int mask; | |
420 | int orow = row; | |
421 | ||
422 | curs_x = col; | |
423 | curs_y = row; | |
424 | ||
f676886a | 425 | if (updating_frame == 0) |
dc6f92b8 JB |
426 | { |
427 | BLOCK_INPUT; | |
f676886a | 428 | x_display_cursor (selected_frame, 1); |
334208b7 | 429 | XFlush (FRAME_X_DISPLAY (selected_frame)); |
dc6f92b8 JB |
430 | UNBLOCK_INPUT; |
431 | } | |
432 | } | |
433 | \f | |
434 | /* Display a sequence of N glyphs found at GP. | |
435 | WINDOW is the x-window to output to. LEFT and TOP are starting coords. | |
b8009dd1 RS |
436 | HL is 1 if this text is highlighted, 2 if the cursor is on it, |
437 | 3 if should appear in its mouse-face. | |
0cdd0c9f RS |
438 | JUST_FOREGROUND if 1 means draw only the foreground; |
439 | don't alter the background. | |
dc6f92b8 | 440 | |
07e34cb0 | 441 | FONT is the default font to use (for glyphs whose font-code is 0). |
dc6f92b8 | 442 | |
07e34cb0 JB |
443 | Since the display generation code is responsible for calling |
444 | compute_char_face and compute_glyph_face on everything it puts in | |
445 | the display structure, we can assume that the face code on each | |
28f72798 | 446 | glyph is a valid index into FRAME_COMPUTED_FACES (f), and the one |
f94397b5 KH |
447 | to which we can actually apply intern_face. |
448 | Call this function with input blocked. */ | |
dc6f92b8 | 449 | |
07e34cb0 JB |
450 | #if 1 |
451 | /* This is the multi-face code. */ | |
dc6f92b8 | 452 | |
dc6f92b8 | 453 | static void |
0cdd0c9f | 454 | dumpglyphs (f, left, top, gp, n, hl, just_foreground) |
f676886a | 455 | struct frame *f; |
dc6f92b8 JB |
456 | int left, top; |
457 | register GLYPH *gp; /* Points to first GLYPH. */ | |
458 | register int n; /* Number of glyphs to display. */ | |
459 | int hl; | |
0cdd0c9f | 460 | int just_foreground; |
dc6f92b8 | 461 | { |
07e34cb0 JB |
462 | /* Holds characters to be displayed. */ |
463 | char *buf = (char *) alloca (f->width * sizeof (*buf)); | |
dc6f92b8 JB |
464 | register char *cp; /* Steps through buf[]. */ |
465 | register int tlen = GLYPH_TABLE_LENGTH; | |
466 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
c118dd06 | 467 | Window window = FRAME_X_WINDOW (f); |
0cdd0c9f | 468 | int orig_left = left; |
dc6f92b8 | 469 | |
07e34cb0 | 470 | while (n > 0) |
dc6f92b8 JB |
471 | { |
472 | /* Get the face-code of the next GLYPH. */ | |
473 | int cf, len; | |
474 | int g = *gp; | |
475 | ||
07e34cb0 | 476 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 477 | cf = FAST_GLYPH_FACE (g); |
dc6f92b8 JB |
478 | |
479 | /* Find the run of consecutive glyphs with the same face-code. | |
480 | Extract their character codes into BUF. */ | |
481 | cp = buf; | |
482 | while (n > 0) | |
483 | { | |
484 | g = *gp; | |
07e34cb0 | 485 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 486 | if (FAST_GLYPH_FACE (g) != cf) |
dc6f92b8 JB |
487 | break; |
488 | ||
6f63ba79 | 489 | *cp++ = FAST_GLYPH_CHAR (g); |
dc6f92b8 JB |
490 | --n; |
491 | ++gp; | |
492 | } | |
493 | ||
494 | /* LEN gets the length of the run. */ | |
495 | len = cp - buf; | |
496 | ||
497 | /* Now output this run of chars, with the font and pixel values | |
498 | determined by the face code CF. */ | |
07e34cb0 JB |
499 | { |
500 | struct face *face = FRAME_DEFAULT_FACE (f); | |
334208b7 | 501 | XFontStruct *font = FACE_FONT (face); |
07e34cb0 | 502 | GC gc = FACE_GC (face); |
990ba854 | 503 | int stippled = 0; |
07e34cb0 | 504 | |
b8009dd1 RS |
505 | /* HL = 3 means use a mouse face previously chosen. */ |
506 | if (hl == 3) | |
7a13e894 | 507 | cf = FRAME_X_DISPLAY_INFO (f)->mouse_face_face_id; |
b8009dd1 | 508 | |
b73b6aaf RS |
509 | /* First look at the face of the text itself. */ |
510 | if (cf != 0) | |
07e34cb0 | 511 | { |
a07d4bc5 RS |
512 | /* It's possible for the display table to specify |
513 | a face code that is out of range. Use 0 in that case. */ | |
28f72798 JB |
514 | if (cf < 0 || cf >= FRAME_N_COMPUTED_FACES (f) |
515 | || FRAME_COMPUTED_FACES (f) [cf] == 0) | |
a07d4bc5 | 516 | cf = 0; |
07e34cb0 JB |
517 | |
518 | if (cf == 1) | |
519 | face = FRAME_MODE_LINE_FACE (f); | |
520 | else | |
28f72798 | 521 | face = intern_face (f, FRAME_COMPUTED_FACES (f) [cf]); |
07e34cb0 JB |
522 | font = FACE_FONT (face); |
523 | gc = FACE_GC (face); | |
990ba854 RS |
524 | if (FACE_STIPPLE (face)) |
525 | stippled = 1; | |
07e34cb0 | 526 | } |
4a4dc352 JB |
527 | |
528 | /* Then comes the distinction between modeline and normal text. */ | |
07e34cb0 JB |
529 | else if (hl == 0) |
530 | ; | |
531 | else if (hl == 1) | |
532 | { | |
533 | face = FRAME_MODE_LINE_FACE (f); | |
534 | font = FACE_FONT (face); | |
535 | gc = FACE_GC (face); | |
990ba854 RS |
536 | if (FACE_STIPPLE (face)) |
537 | stippled = 1; | |
b73b6aaf RS |
538 | } |
539 | ||
540 | #define FACE_DEFAULT (~0) | |
541 | ||
542 | /* Now override that if the cursor's on this character. */ | |
b5cf7a0e | 543 | if (hl == 2) |
b73b6aaf | 544 | { |
990ba854 RS |
545 | /* The cursor overrides stippling. */ |
546 | stippled = 0; | |
547 | ||
11dd3d61 RS |
548 | if ((!face->font |
549 | || (int) face->font == FACE_DEFAULT | |
550 | || face->font == f->display.x->font) | |
551 | && face->background == f->display.x->background_pixel | |
552 | && face->foreground == f->display.x->foreground_pixel) | |
b5cf7a0e JB |
553 | { |
554 | gc = f->display.x->cursor_gc; | |
555 | } | |
556 | /* Cursor on non-default face: must merge. */ | |
557 | else | |
558 | { | |
559 | XGCValues xgcv; | |
560 | unsigned long mask; | |
561 | ||
562 | xgcv.background = f->display.x->cursor_pixel; | |
11dd3d61 | 563 | xgcv.foreground = face->background; |
df5a440b RS |
564 | /* If the glyph would be invisible, |
565 | try a different foreground. */ | |
566 | if (xgcv.foreground == xgcv.background) | |
da893f1f | 567 | xgcv.foreground = face->foreground; |
df5a440b RS |
568 | if (xgcv.foreground == xgcv.background) |
569 | xgcv.foreground = f->display.x->cursor_foreground_pixel; | |
570 | if (xgcv.foreground == xgcv.background) | |
571 | xgcv.foreground = face->foreground; | |
572 | /* Make sure the cursor is distinct from text in this face. */ | |
573 | if (xgcv.background == face->background | |
574 | && xgcv.foreground == face->foreground) | |
575 | { | |
576 | xgcv.background = face->foreground; | |
577 | xgcv.foreground = face->background; | |
578 | } | |
b5cf7a0e JB |
579 | xgcv.font = face->font->fid; |
580 | xgcv.graphics_exposures = 0; | |
581 | mask = GCForeground | GCBackground | GCFont | GCGraphicsExposures; | |
7a13e894 RS |
582 | if (FRAME_X_DISPLAY_INFO (f)->scratch_cursor_gc) |
583 | XChangeGC (FRAME_X_DISPLAY (f), | |
584 | FRAME_X_DISPLAY_INFO (f)->scratch_cursor_gc, | |
585 | mask, &xgcv); | |
11dd3d61 | 586 | else |
7a13e894 | 587 | FRAME_X_DISPLAY_INFO (f)->scratch_cursor_gc |
334208b7 | 588 | = XCreateGC (FRAME_X_DISPLAY (f), window, mask, &xgcv); |
7a13e894 | 589 | gc = FRAME_X_DISPLAY_INFO (f)->scratch_cursor_gc; |
b73b6aaf | 590 | #if 0 |
11dd3d61 RS |
591 | /* If this code is restored, it must also reset to the default stipple |
592 | if necessary. */ | |
b5cf7a0e | 593 | if (face->stipple && face->stipple != FACE_DEFAULT) |
334208b7 | 594 | XSetStipple (FRAME_X_DISPLAY (f), gc, face->stipple); |
b73b6aaf | 595 | #endif |
b5cf7a0e | 596 | } |
07e34cb0 | 597 | } |
07e34cb0 | 598 | |
b5cf7a0e JB |
599 | if ((int) font == FACE_DEFAULT) |
600 | font = f->display.x->font; | |
601 | ||
0cdd0c9f | 602 | if (just_foreground) |
334208b7 | 603 | XDrawString (FRAME_X_DISPLAY (f), window, gc, |
0cdd0c9f RS |
604 | left, top + FONT_BASE (font), buf, len); |
605 | else | |
606 | { | |
990ba854 RS |
607 | if (stippled) |
608 | { | |
609 | /* Turn stipple on. */ | |
610 | XSetFillStyle (FRAME_X_DISPLAY (f), gc, FillOpaqueStippled); | |
611 | ||
612 | /* Draw stipple on background. */ | |
334208b7 | 613 | XFillRectangle (FRAME_X_DISPLAY (f), window, gc, |
990ba854 RS |
614 | left, top, |
615 | FONT_WIDTH (font) * len, | |
616 | FONT_HEIGHT (font)); | |
617 | ||
618 | /* Turn stipple off. */ | |
619 | XSetFillStyle (FRAME_X_DISPLAY (f), gc, FillSolid); | |
620 | ||
621 | /* Draw the text, solidly, onto the stipple pattern. */ | |
334208b7 | 622 | XDrawString (FRAME_X_DISPLAY (f), window, gc, |
990ba854 RS |
623 | left, top + FONT_BASE (font), buf, len); |
624 | } | |
625 | else | |
334208b7 | 626 | XDrawImageString (FRAME_X_DISPLAY (f), window, gc, |
990ba854 RS |
627 | left, top + FONT_BASE (font), buf, len); |
628 | ||
0cdd0c9f RS |
629 | /* Clear the rest of the line's height. */ |
630 | if (f->display.x->line_height != FONT_HEIGHT (font)) | |
334208b7 | 631 | XClearArea (FRAME_X_DISPLAY (f), window, left, |
0cdd0c9f RS |
632 | top + FONT_HEIGHT (font), |
633 | FONT_WIDTH (font) * len, | |
634 | /* This is how many pixels of height | |
635 | we have to clear. */ | |
636 | f->display.x->line_height - FONT_HEIGHT (font), | |
637 | False); | |
638 | } | |
639 | ||
640 | #if 0 /* Doesn't work, because it uses FRAME_CURRENT_GLYPHS, | |
641 | which often is not up to date yet. */ | |
642 | if (!just_foreground) | |
643 | { | |
644 | if (left == orig_left) | |
645 | redraw_previous_char (f, PIXEL_TO_CHAR_COL (f, left), | |
646 | PIXEL_TO_CHAR_ROW (f, top), hl == 1); | |
647 | if (n == 0) | |
648 | redraw_following_char (f, PIXEL_TO_CHAR_COL (f, left + len * FONT_WIDTH (font)), | |
649 | PIXEL_TO_CHAR_ROW (f, top), hl == 1); | |
650 | } | |
651 | #endif | |
07e34cb0 JB |
652 | |
653 | /* We should probably check for XA_UNDERLINE_POSITION and | |
654 | XA_UNDERLINE_THICKNESS properties on the font, but let's | |
655 | just get the thing working, and come back to that. */ | |
dc6f92b8 | 656 | { |
4a4dc352 | 657 | int underline_position = 1; |
07e34cb0 | 658 | |
4a4dc352 JB |
659 | if (font->descent <= underline_position) |
660 | underline_position = font->descent - 1; | |
07e34cb0 JB |
661 | |
662 | if (face->underline) | |
334208b7 | 663 | XFillRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
07e34cb0 JB |
664 | FACE_GC (face), |
665 | left, (top | |
666 | + FONT_BASE (font) | |
667 | + underline_position), | |
668 | len * FONT_WIDTH (font), 1); | |
dc6f92b8 | 669 | } |
07e34cb0 JB |
670 | |
671 | left += len * FONT_WIDTH (font); | |
672 | } | |
dc6f92b8 JB |
673 | } |
674 | } | |
07e34cb0 JB |
675 | #endif /* 1 */ |
676 | ||
677 | #if 0 | |
678 | /* This is the old single-face code. */ | |
679 | ||
680 | static void | |
681 | dumpglyphs (f, left, top, gp, n, hl, font) | |
682 | struct frame *f; | |
683 | int left, top; | |
684 | register GLYPH *gp; /* Points to first GLYPH. */ | |
685 | register int n; /* Number of glyphs to display. */ | |
686 | int hl; | |
334208b7 | 687 | XFontStruct *font; |
07e34cb0 JB |
688 | { |
689 | register int len; | |
690 | Window window = FRAME_X_WINDOW (f); | |
691 | GC drawing_gc = (hl == 2 ? f->display.x->cursor_gc | |
692 | : (hl ? f->display.x->reverse_gc | |
693 | : f->display.x->normal_gc)); | |
694 | ||
695 | if (sizeof (GLYPH) == sizeof (XChar2b)) | |
334208b7 | 696 | XDrawImageString16 (FRAME_X_DISPLAY (f), window, drawing_gc, |
07e34cb0 JB |
697 | left, top + FONT_BASE (font), (XChar2b *) gp, n); |
698 | else if (sizeof (GLYPH) == sizeof (unsigned char)) | |
334208b7 | 699 | XDrawImageString (FRAME_X_DISPLAY (f), window, drawing_gc, |
07e34cb0 JB |
700 | left, top + FONT_BASE (font), (char *) gp, n); |
701 | else | |
702 | /* What size of glyph ARE you using? And does X have a function to | |
703 | draw them? */ | |
704 | abort (); | |
705 | } | |
706 | #endif | |
dc6f92b8 | 707 | \f |
f451eb13 JB |
708 | /* Output some text at the nominal frame cursor position. |
709 | Advance the cursor over the text. | |
dc6f92b8 JB |
710 | Output LEN glyphs at START. |
711 | ||
712 | `highlight', set up by XTreassert_line_highlight or XTchange_line_highlight, | |
713 | controls the pixel values used for foreground and background. */ | |
714 | ||
715 | static | |
716 | XTwrite_glyphs (start, len) | |
717 | register GLYPH *start; | |
718 | int len; | |
719 | { | |
720 | register int temp_length; | |
721 | int mask; | |
f676886a | 722 | struct frame *f; |
dc6f92b8 JB |
723 | |
724 | BLOCK_INPUT; | |
725 | ||
58769bee | 726 | do_line_dance (); |
f676886a JB |
727 | f = updating_frame; |
728 | if (f == 0) | |
dc6f92b8 | 729 | { |
f676886a | 730 | f = selected_frame; |
dc6f92b8 | 731 | /* If not within an update, |
f676886a JB |
732 | output at the frame's visible cursor. */ |
733 | curs_x = f->cursor_x; | |
734 | curs_y = f->cursor_y; | |
dc6f92b8 JB |
735 | } |
736 | ||
f676886a | 737 | dumpglyphs (f, |
12ba150f JB |
738 | CHAR_TO_PIXEL_COL (f, curs_x), |
739 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
0cdd0c9f | 740 | start, len, highlight, 0); |
90e65f07 JB |
741 | |
742 | /* If we drew on top of the cursor, note that it is turned off. */ | |
f676886a JB |
743 | if (curs_y == f->phys_cursor_y |
744 | && curs_x <= f->phys_cursor_x | |
745 | && curs_x + len > f->phys_cursor_x) | |
746 | f->phys_cursor_x = -1; | |
58769bee | 747 | |
f676886a | 748 | if (updating_frame == 0) |
dc6f92b8 | 749 | { |
f676886a JB |
750 | f->cursor_x += len; |
751 | x_display_cursor (f, 1); | |
752 | f->cursor_x -= len; | |
dc6f92b8 JB |
753 | } |
754 | else | |
755 | curs_x += len; | |
756 | ||
757 | UNBLOCK_INPUT; | |
758 | } | |
759 | \f | |
f451eb13 JB |
760 | /* Clear to the end of the line. |
761 | Erase the current text line from the nominal cursor position (inclusive) | |
dc6f92b8 JB |
762 | to column FIRST_UNUSED (exclusive). The idea is that everything |
763 | from FIRST_UNUSED onward is already erased. */ | |
58769bee | 764 | |
4746118a | 765 | static int |
dc6f92b8 JB |
766 | XTclear_end_of_line (first_unused) |
767 | register int first_unused; | |
768 | { | |
f676886a | 769 | struct frame *f = updating_frame; |
dc6f92b8 JB |
770 | int mask; |
771 | ||
f676886a | 772 | if (f == 0) |
dc6f92b8 JB |
773 | abort (); |
774 | ||
f676886a | 775 | if (curs_y < 0 || curs_y >= f->height) |
dc6f92b8 JB |
776 | return; |
777 | if (first_unused <= 0) | |
778 | return; | |
779 | ||
f676886a JB |
780 | if (first_unused >= f->width) |
781 | first_unused = f->width; | |
dc6f92b8 JB |
782 | |
783 | BLOCK_INPUT; | |
784 | ||
b30ec466 KH |
785 | do_line_dance (); |
786 | ||
90e65f07 | 787 | /* Notice if the cursor will be cleared by this operation. */ |
f676886a JB |
788 | if (curs_y == f->phys_cursor_y |
789 | && curs_x <= f->phys_cursor_x | |
790 | && f->phys_cursor_x < first_unused) | |
791 | f->phys_cursor_x = -1; | |
dc6f92b8 | 792 | |
334208b7 | 793 | XClearArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
12ba150f JB |
794 | CHAR_TO_PIXEL_COL (f, curs_x), |
795 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a | 796 | FONT_WIDTH (f->display.x->font) * (first_unused - curs_x), |
a27f9f86 | 797 | f->display.x->line_height, False); |
c83febd7 | 798 | #if 0 |
0cdd0c9f | 799 | redraw_previous_char (f, curs_x, curs_y, highlight); |
c83febd7 | 800 | #endif |
dc6f92b8 JB |
801 | |
802 | UNBLOCK_INPUT; | |
803 | } | |
804 | ||
0cdd0c9f RS |
805 | static |
806 | XTclear_frame () | |
807 | { | |
808 | int mask; | |
809 | struct frame *f = updating_frame; | |
810 | ||
811 | if (f == 0) | |
812 | f = selected_frame; | |
813 | ||
814 | f->phys_cursor_x = -1; /* Cursor not visible. */ | |
815 | curs_x = 0; /* Nominal cursor position is top left. */ | |
816 | curs_y = 0; | |
58769bee | 817 | |
0cdd0c9f RS |
818 | BLOCK_INPUT; |
819 | ||
334208b7 | 820 | XClearWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
0cdd0c9f RS |
821 | |
822 | /* We have to clear the scroll bars, too. If we have changed | |
823 | colors or something like that, then they should be notified. */ | |
824 | x_scroll_bar_clear (f); | |
825 | ||
334208b7 | 826 | XFlush (FRAME_X_DISPLAY (f)); |
0cdd0c9f RS |
827 | UNBLOCK_INPUT; |
828 | } | |
829 | \f | |
830 | #if 0 | |
831 | /* This currently does not work because FRAME_CURRENT_GLYPHS doesn't | |
832 | always contain the right glyphs to use. | |
833 | ||
834 | It also needs to be changed to look at the details of the font and | |
835 | see whether there is really overlap, and do nothing when there is | |
836 | not. This can use font_char_overlap_left and font_char_overlap_right, | |
837 | but just how to use them is not clear. */ | |
838 | ||
c83febd7 RS |
839 | /* Erase the character (if any) at the position just before X, Y in frame F, |
840 | then redraw it and the character before it. | |
841 | This is necessary when we erase starting at X, | |
f94397b5 KH |
842 | in case the character after X overlaps into the one before X. |
843 | Call this function with input blocked. */ | |
c83febd7 RS |
844 | |
845 | static void | |
0cdd0c9f | 846 | redraw_previous_char (f, x, y, highlight_flag) |
c83febd7 RS |
847 | FRAME_PTR f; |
848 | int x, y; | |
0cdd0c9f | 849 | int highlight_flag; |
c83febd7 RS |
850 | { |
851 | /* Erase the character before the new ones, in case | |
852 | what was here before overlaps it. | |
853 | Reoutput that character, and the previous character | |
854 | (in case the previous character overlaps it). */ | |
855 | if (x > 0) | |
856 | { | |
857 | int start_x = x - 2; | |
858 | if (start_x < 0) | |
859 | start_x = 0; | |
334208b7 | 860 | XClearArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
c83febd7 RS |
861 | CHAR_TO_PIXEL_COL (f, x - 1), |
862 | CHAR_TO_PIXEL_ROW (f, y), | |
863 | FONT_WIDTH (f->display.x->font), | |
a27f9f86 | 864 | f->display.x->line_height, False); |
c83febd7 RS |
865 | |
866 | dumpglyphs (f, CHAR_TO_PIXEL_COL (f, start_x), | |
867 | CHAR_TO_PIXEL_ROW (f, y), | |
868 | &FRAME_CURRENT_GLYPHS (f)->glyphs[y][start_x], | |
0cdd0c9f | 869 | x - start_x, highlight_flag, 1); |
c83febd7 RS |
870 | } |
871 | } | |
872 | ||
0cdd0c9f RS |
873 | /* Erase the character (if any) at the position X, Y in frame F, |
874 | then redraw it and the character after it. | |
875 | This is necessary when we erase endng at X, | |
876 | in case the character after X overlaps into the one before X. | |
877 | Call this function with input blocked. */ | |
878 | ||
879 | static void | |
880 | redraw_following_char (f, x, y, highlight_flag) | |
881 | FRAME_PTR f; | |
882 | int x, y; | |
883 | int highlight_flag; | |
dc6f92b8 | 884 | { |
0cdd0c9f RS |
885 | int limit = FRAME_CURRENT_GLYPHS (f)->used[y]; |
886 | /* Erase the character after the new ones, in case | |
887 | what was here before overlaps it. | |
888 | Reoutput that character, and the following character | |
889 | (in case the following character overlaps it). */ | |
890 | if (x < limit | |
891 | && FRAME_CURRENT_GLYPHS (f)->glyphs[y][x] != SPACEGLYPH) | |
892 | { | |
893 | int end_x = x + 2; | |
894 | if (end_x > limit) | |
895 | end_x = limit; | |
334208b7 | 896 | XClearArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
0cdd0c9f RS |
897 | CHAR_TO_PIXEL_COL (f, x), |
898 | CHAR_TO_PIXEL_ROW (f, y), | |
899 | FONT_WIDTH (f->display.x->font), | |
900 | f->display.x->line_height, False); | |
dc6f92b8 | 901 | |
0cdd0c9f RS |
902 | dumpglyphs (f, CHAR_TO_PIXEL_COL (f, x), |
903 | CHAR_TO_PIXEL_ROW (f, y), | |
904 | &FRAME_CURRENT_GLYPHS (f)->glyphs[y][x], | |
905 | end_x - x, highlight_flag, 1); | |
906 | } | |
907 | } | |
908 | #endif /* 0 */ | |
909 | \f | |
910 | #if 0 /* Not in use yet */ | |
dc6f92b8 | 911 | |
0cdd0c9f | 912 | /* Return 1 if character C in font F extends past its left edge. */ |
dbc4e1c1 | 913 | |
0cdd0c9f RS |
914 | static int |
915 | font_char_overlap_left (font, c) | |
916 | XFontStruct *font; | |
917 | int c; | |
918 | { | |
919 | XCharStruct *s; | |
dbc4e1c1 | 920 | |
0cdd0c9f RS |
921 | /* Find the bounding-box info for C. */ |
922 | if (font->per_char == 0) | |
923 | s = &font->max_bounds; | |
924 | else | |
925 | { | |
926 | int rowlen = font->max_char_or_byte2 - font->min_char_or_byte2 + 1; | |
927 | int row, within; | |
58769bee | 928 | |
0cdd0c9f RS |
929 | /* Decode char into row number (byte 1) and code within row (byte 2). */ |
930 | row = c >> 8; | |
931 | within = c & 0177; | |
932 | if (!(within >= font->min_char_or_byte2 | |
933 | && within <= font->max_char_or_byte2 | |
934 | && row >= font->min_byte1 | |
935 | && row <= font->max_byte1)) | |
936 | { | |
937 | /* If char is out of range, try the font's default char instead. */ | |
938 | c = font->default_char; | |
939 | row = c >> (INTBITS - 8); | |
940 | within = c & 0177; | |
941 | } | |
942 | if (!(within >= font->min_char_or_byte2 | |
943 | && within <= font->max_char_or_byte2 | |
944 | && row >= font->min_byte1 | |
945 | && row <= font->max_byte1)) | |
946 | /* Still out of range means this char does not overlap. */ | |
947 | return 0; | |
948 | else | |
949 | /* We found the info for this char. */ | |
950 | s = (font->per_char + (within - font->min_char_or_byte2) | |
951 | + row * rowlen); | |
952 | } | |
dbc4e1c1 | 953 | |
0cdd0c9f RS |
954 | return (s && s->lbearing < 0); |
955 | } | |
dbc4e1c1 | 956 | |
0cdd0c9f RS |
957 | /* Return 1 if character C in font F extends past its right edge. */ |
958 | ||
959 | static int | |
960 | font_char_overlap_right (font, c) | |
961 | XFontStruct *font; | |
962 | int c; | |
963 | { | |
964 | XCharStruct *s; | |
965 | ||
966 | /* Find the bounding-box info for C. */ | |
967 | if (font->per_char == 0) | |
968 | s = &font->max_bounds; | |
969 | else | |
970 | { | |
971 | int rowlen = font->max_char_or_byte2 - font->min_char_or_byte2 + 1; | |
972 | int row, within; | |
58769bee | 973 | |
0cdd0c9f RS |
974 | /* Decode char into row number (byte 1) and code within row (byte 2). */ |
975 | row = c >> 8; | |
976 | within = c & 0177; | |
977 | if (!(within >= font->min_char_or_byte2 | |
978 | && within <= font->max_char_or_byte2 | |
979 | && row >= font->min_byte1 | |
980 | && row <= font->max_byte1)) | |
981 | { | |
982 | /* If char is out of range, try the font's default char instead. */ | |
983 | c = font->default_char; | |
984 | row = c >> (INTBITS - 8); | |
985 | within = c & 0177; | |
986 | } | |
987 | if (!(within >= font->min_char_or_byte2 | |
988 | && within <= font->max_char_or_byte2 | |
989 | && row >= font->min_byte1 | |
990 | && row <= font->max_byte1)) | |
991 | /* Still out of range means this char does not overlap. */ | |
992 | return 0; | |
993 | else | |
994 | /* We found the info for this char. */ | |
995 | s = (font->per_char + (within - font->min_char_or_byte2) | |
996 | + row * rowlen); | |
997 | } | |
998 | ||
999 | return (s && s->rbearing >= s->width); | |
dc6f92b8 | 1000 | } |
0cdd0c9f | 1001 | #endif /* 0 */ |
dc6f92b8 | 1002 | \f |
dbc4e1c1 JB |
1003 | /* Invert the middle quarter of the frame for .15 sec. */ |
1004 | ||
1005 | /* We use the select system call to do the waiting, so we have to make sure | |
eb8c3be9 | 1006 | it's available. If it isn't, we just won't do visual bells. */ |
dbc4e1c1 JB |
1007 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
1008 | ||
1009 | /* Subtract the `struct timeval' values X and Y, | |
1010 | storing the result in RESULT. | |
1011 | Return 1 if the difference is negative, otherwise 0. */ | |
1012 | ||
1013 | static int | |
1014 | timeval_subtract (result, x, y) | |
1015 | struct timeval *result, x, y; | |
1016 | { | |
1017 | /* Perform the carry for the later subtraction by updating y. | |
1018 | This is safer because on some systems | |
1019 | the tv_sec member is unsigned. */ | |
1020 | if (x.tv_usec < y.tv_usec) | |
1021 | { | |
1022 | int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1; | |
1023 | y.tv_usec -= 1000000 * nsec; | |
1024 | y.tv_sec += nsec; | |
1025 | } | |
1026 | if (x.tv_usec - y.tv_usec > 1000000) | |
1027 | { | |
1028 | int nsec = (y.tv_usec - x.tv_usec) / 1000000; | |
1029 | y.tv_usec += 1000000 * nsec; | |
1030 | y.tv_sec -= nsec; | |
1031 | } | |
1032 | ||
1033 | /* Compute the time remaining to wait. tv_usec is certainly positive. */ | |
1034 | result->tv_sec = x.tv_sec - y.tv_sec; | |
1035 | result->tv_usec = x.tv_usec - y.tv_usec; | |
1036 | ||
1037 | /* Return indication of whether the result should be considered negative. */ | |
1038 | return x.tv_sec < y.tv_sec; | |
1039 | } | |
dc6f92b8 | 1040 | |
f676886a JB |
1041 | XTflash (f) |
1042 | struct frame *f; | |
dc6f92b8 | 1043 | { |
dbc4e1c1 | 1044 | BLOCK_INPUT; |
dc6f92b8 | 1045 | |
dbc4e1c1 JB |
1046 | { |
1047 | GC gc; | |
dc6f92b8 | 1048 | |
dbc4e1c1 JB |
1049 | /* Create a GC that will use the GXxor function to flip foreground pixels |
1050 | into background pixels. */ | |
1051 | { | |
1052 | XGCValues values; | |
dc6f92b8 | 1053 | |
dbc4e1c1 JB |
1054 | values.function = GXxor; |
1055 | values.foreground = (f->display.x->foreground_pixel | |
1056 | ^ f->display.x->background_pixel); | |
58769bee | 1057 | |
334208b7 | 1058 | gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
dbc4e1c1 JB |
1059 | GCFunction | GCForeground, &values); |
1060 | } | |
dc6f92b8 | 1061 | |
dbc4e1c1 JB |
1062 | { |
1063 | int width = PIXEL_WIDTH (f); | |
1064 | int height = PIXEL_HEIGHT (f); | |
dc6f92b8 | 1065 | |
334208b7 | 1066 | XFillRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), gc, |
dbc4e1c1 | 1067 | width/4, height/4, width/2, height/2); |
334208b7 | 1068 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 | 1069 | |
dbc4e1c1 JB |
1070 | { |
1071 | struct timeval wakeup, now; | |
dc6f92b8 | 1072 | |
66c30ea1 | 1073 | EMACS_GET_TIME (wakeup); |
dc6f92b8 | 1074 | |
dbc4e1c1 JB |
1075 | /* Compute time to wait until, propagating carry from usecs. */ |
1076 | wakeup.tv_usec += 150000; | |
1077 | wakeup.tv_sec += (wakeup.tv_usec / 1000000); | |
1078 | wakeup.tv_usec %= 1000000; | |
1079 | ||
1080 | /* Keep waiting until past the time wakeup. */ | |
1081 | while (1) | |
1082 | { | |
1083 | struct timeval timeout; | |
1084 | ||
66c30ea1 | 1085 | EMACS_GET_TIME (timeout); |
dbc4e1c1 JB |
1086 | |
1087 | /* In effect, timeout = wakeup - timeout. | |
1088 | Break if result would be negative. */ | |
1089 | if (timeval_subtract (&timeout, wakeup, timeout)) | |
1090 | break; | |
1091 | ||
1092 | /* Try to wait that long--but we might wake up sooner. */ | |
1093 | select (0, 0, 0, 0, &timeout); | |
1094 | } | |
1095 | } | |
58769bee | 1096 | |
334208b7 | 1097 | XFillRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), gc, |
dbc4e1c1 | 1098 | width/4, height/4, width/2, height/2); |
334208b7 RS |
1099 | XFreeGC (FRAME_X_DISPLAY (f), gc); |
1100 | XFlush (FRAME_X_DISPLAY (f)); | |
dc6f92b8 | 1101 | } |
dbc4e1c1 JB |
1102 | } |
1103 | ||
1104 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
1105 | } |
1106 | ||
dbc4e1c1 JB |
1107 | #endif |
1108 | ||
1109 | ||
dc6f92b8 JB |
1110 | /* Make audible bell. */ |
1111 | ||
334208b7 | 1112 | #define XRINGBELL XBell (FRAME_X_DISPLAY (selected_frame), 0) |
dc6f92b8 JB |
1113 | |
1114 | XTring_bell () | |
1115 | { | |
334208b7 | 1116 | if (FRAME_X_DISPLAY (selected_frame) == 0) |
5a6ef893 RS |
1117 | return; |
1118 | ||
dbc4e1c1 | 1119 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
dc6f92b8 | 1120 | if (visible_bell) |
f676886a | 1121 | XTflash (selected_frame); |
dc6f92b8 | 1122 | else |
dbc4e1c1 | 1123 | #endif |
dc6f92b8 JB |
1124 | { |
1125 | BLOCK_INPUT; | |
1126 | XRINGBELL; | |
334208b7 | 1127 | XFlush (FRAME_X_DISPLAY (selected_frame)); |
dc6f92b8 JB |
1128 | UNBLOCK_INPUT; |
1129 | } | |
1130 | } | |
1131 | \f | |
f451eb13 JB |
1132 | /* Insert and delete character. |
1133 | These are not supposed to be used because we are supposed to turn | |
1134 | off the feature of using them. */ | |
dc6f92b8 | 1135 | |
58769bee | 1136 | static |
dc6f92b8 JB |
1137 | XTinsert_glyphs (start, len) |
1138 | register char *start; | |
1139 | register int len; | |
1140 | { | |
1141 | abort (); | |
1142 | } | |
1143 | ||
58769bee | 1144 | static |
dc6f92b8 JB |
1145 | XTdelete_glyphs (n) |
1146 | register int n; | |
1147 | { | |
1148 | abort (); | |
1149 | } | |
1150 | \f | |
1151 | /* Specify how many text lines, from the top of the window, | |
1152 | should be affected by insert-lines and delete-lines operations. | |
1153 | This, and those operations, are used only within an update | |
1154 | that is bounded by calls to XTupdate_begin and XTupdate_end. */ | |
1155 | ||
1156 | static | |
1157 | XTset_terminal_window (n) | |
1158 | register int n; | |
1159 | { | |
f676886a | 1160 | if (updating_frame == 0) |
dc6f92b8 JB |
1161 | abort (); |
1162 | ||
f676886a JB |
1163 | if ((n <= 0) || (n > updating_frame->height)) |
1164 | flexlines = updating_frame->height; | |
dc6f92b8 JB |
1165 | else |
1166 | flexlines = n; | |
1167 | } | |
1168 | \f | |
7a13e894 RS |
1169 | /* These variables need not be per frame |
1170 | because redisplay is done on a frame-by-frame basis | |
1171 | and the line dance for one frame is finished before | |
1172 | anything is done for anoter frame. */ | |
1173 | ||
58769bee KH |
1174 | /* Array of line numbers from cached insert/delete operations. |
1175 | line_dance[i] is the old position of the line that we want | |
1176 | to move to line i, or -1 if we want a blank line there. */ | |
1177 | static int *line_dance; | |
dc6f92b8 | 1178 | |
58769bee KH |
1179 | /* Allocated length of that array. */ |
1180 | static int line_dance_len; | |
dc6f92b8 | 1181 | |
58769bee KH |
1182 | /* Flag indicating whether we've done any work. */ |
1183 | static int line_dance_in_progress; | |
dc6f92b8 | 1184 | |
58769bee KH |
1185 | /* Perform an insert-lines or delete-lines operation, |
1186 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
1187 | XTins_del_lines (vpos, n) | |
1188 | int vpos, n; | |
dc6f92b8 | 1189 | { |
58769bee | 1190 | register int fence, i; |
dc6f92b8 | 1191 | |
58769bee | 1192 | if (vpos >= flexlines) |
dc6f92b8 JB |
1193 | return; |
1194 | ||
58769bee | 1195 | if (!line_dance_in_progress) |
dc6f92b8 | 1196 | { |
58769bee KH |
1197 | int ht = updating_frame->height; |
1198 | if (ht > line_dance_len) | |
1199 | { | |
1200 | line_dance = (int *)xrealloc (line_dance, ht * sizeof (int)); | |
1201 | line_dance_len = ht; | |
1202 | } | |
1203 | for (i = 0; i < ht; ++i) line_dance[i] = i; | |
1204 | line_dance_in_progress = 1; | |
1205 | } | |
1206 | if (n >= 0) | |
1207 | { | |
1208 | if (n > flexlines - vpos) | |
1209 | n = flexlines - vpos; | |
1210 | fence = vpos + n; | |
1211 | for (i = flexlines; --i >= fence;) | |
1212 | line_dance[i] = line_dance[i-n]; | |
1213 | for (i = fence; --i >= vpos;) | |
1214 | line_dance[i] = -1; | |
dc6f92b8 JB |
1215 | } |
1216 | else | |
1217 | { | |
58769bee KH |
1218 | n = -n; |
1219 | if (n > flexlines - vpos) | |
1220 | n = flexlines - vpos; | |
1221 | fence = flexlines - n; | |
1222 | for (i = vpos; i < fence; ++i) | |
1223 | line_dance[i] = line_dance[i + n]; | |
1224 | for (i = fence; i < flexlines; ++i) | |
1225 | line_dance[i] = -1; | |
dc6f92b8 JB |
1226 | } |
1227 | } | |
1228 | ||
58769bee KH |
1229 | /* Here's where we actually move the pixels around. |
1230 | Must be called with input blocked. */ | |
1231 | static void | |
1232 | do_line_dance () | |
dc6f92b8 | 1233 | { |
58769bee KH |
1234 | register int i, j, distance; |
1235 | register struct frame *f; | |
1236 | int ht; | |
1237 | int intborder; | |
1238 | ||
1239 | /* Must check this flag first. If it's not set, then not only is the | |
1240 | array uninitialized, but we might not even have a frame. */ | |
1241 | if (!line_dance_in_progress) | |
1242 | return; | |
1243 | ||
1244 | f = updating_frame; | |
1245 | if (f == 0) | |
dc6f92b8 JB |
1246 | abort (); |
1247 | ||
58769bee KH |
1248 | ht = f->height; |
1249 | intborder = f->display.x->internal_border_width; | |
1250 | ||
f676886a | 1251 | x_display_cursor (updating_frame, 0); |
dc6f92b8 | 1252 | |
58769bee KH |
1253 | for (i = 0; i < ht; ++i) |
1254 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) > 0) | |
1255 | { | |
1256 | for (j = i; (j < ht && line_dance[j] != -1 | |
1257 | && line_dance[j]-j == distance); ++j); | |
1258 | /* Copy [i,j) upward from [i+distance,j+distance) */ | |
334208b7 | 1259 | XCopyArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
58769bee KH |
1260 | FRAME_X_WINDOW (f), f->display.x->normal_gc, |
1261 | intborder, CHAR_TO_PIXEL_ROW (f, i+distance), | |
1262 | f->width * FONT_WIDTH (f->display.x->font), | |
1263 | (j-i) * f->display.x->line_height, | |
1264 | intborder, CHAR_TO_PIXEL_ROW (f, i)); | |
1265 | i = j-1; | |
1266 | } | |
dc6f92b8 | 1267 | |
58769bee KH |
1268 | for (i = ht; --i >=0; ) |
1269 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) < 0) | |
1270 | { | |
1271 | for (j = i; (--j >= 0 && line_dance[j] != -1 | |
0ccf5d73 | 1272 | && line_dance[j]-j == distance);); |
58769bee | 1273 | /* Copy (j,i] downward from (j+distance, i+distance] */ |
334208b7 | 1274 | XCopyArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
58769bee KH |
1275 | FRAME_X_WINDOW (f), f->display.x->normal_gc, |
1276 | intborder, CHAR_TO_PIXEL_ROW (f, j+1+distance), | |
1277 | f->width * FONT_WIDTH (f->display.x->font), | |
1278 | (i-j) * f->display.x->line_height, | |
1279 | intborder, CHAR_TO_PIXEL_ROW (f, j+1)); | |
1280 | i = j+1; | |
1281 | } | |
1282 | ||
1283 | for (i = 0; i < ht; ++i) | |
1284 | if (line_dance[i] == -1) | |
1285 | { | |
1286 | for (j = i; j < ht && line_dance[j] == -1; ++j); | |
1287 | /* Clear [i,j) */ | |
334208b7 | 1288 | XClearArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
58769bee KH |
1289 | intborder, CHAR_TO_PIXEL_ROW (f, i), |
1290 | f->width * FONT_WIDTH (f->display.x->font), | |
1291 | (j-i) * f->display.x->line_height, False); | |
1292 | i = j-1; | |
1293 | } | |
1294 | line_dance_in_progress = 0; | |
dc6f92b8 JB |
1295 | } |
1296 | \f | |
f451eb13 | 1297 | /* Support routines for exposure events. */ |
dc6f92b8 JB |
1298 | static void clear_cursor (); |
1299 | ||
f676886a JB |
1300 | /* Output into a rectangle of an X-window (for frame F) |
1301 | the characters in f->phys_lines that overlap that rectangle. | |
dc6f92b8 | 1302 | TOP and LEFT are the position of the upper left corner of the rectangle. |
f94397b5 KH |
1303 | ROWS and COLS are the size of the rectangle. |
1304 | Call this function with input blocked. */ | |
dc6f92b8 JB |
1305 | |
1306 | static void | |
f676886a JB |
1307 | dumprectangle (f, left, top, cols, rows) |
1308 | struct frame *f; | |
dc6f92b8 JB |
1309 | register int left, top, cols, rows; |
1310 | { | |
f676886a | 1311 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); |
dc6f92b8 JB |
1312 | int cursor_cleared = 0; |
1313 | int bottom, right; | |
1314 | register int y; | |
1315 | ||
f676886a | 1316 | if (FRAME_GARBAGED_P (f)) |
dc6f92b8 JB |
1317 | return; |
1318 | ||
dc6f92b8 JB |
1319 | /* Express rectangle as four edges, instead of position-and-size. */ |
1320 | bottom = top + rows; | |
1321 | right = left + cols; | |
58769bee | 1322 | |
dc6f92b8 JB |
1323 | /* Convert rectangle edges in pixels to edges in chars. |
1324 | Round down for left and top, up for right and bottom. */ | |
12ba150f JB |
1325 | top = PIXEL_TO_CHAR_ROW (f, top); |
1326 | left = PIXEL_TO_CHAR_COL (f, left); | |
a27f9f86 | 1327 | bottom += (f->display.x->line_height - 1); |
f676886a | 1328 | right += (FONT_WIDTH (f->display.x->font) - 1); |
12ba150f JB |
1329 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1330 | right = PIXEL_TO_CHAR_COL (f, right); | |
dc6f92b8 JB |
1331 | |
1332 | /* Clip the rectangle to what can be visible. */ | |
1333 | if (left < 0) | |
1334 | left = 0; | |
1335 | if (top < 0) | |
1336 | top = 0; | |
f676886a JB |
1337 | if (right > f->width) |
1338 | right = f->width; | |
1339 | if (bottom > f->height) | |
1340 | bottom = f->height; | |
dc6f92b8 JB |
1341 | |
1342 | /* Get size in chars of the rectangle. */ | |
1343 | cols = right - left; | |
1344 | rows = bottom - top; | |
1345 | ||
1346 | /* If rectangle has zero area, return. */ | |
1347 | if (rows <= 0) return; | |
1348 | if (cols <= 0) return; | |
1349 | ||
1350 | /* Turn off the cursor if it is in the rectangle. | |
1351 | We will turn it back on afterward. */ | |
f676886a JB |
1352 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) |
1353 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
dc6f92b8 | 1354 | { |
f676886a | 1355 | clear_cursor (f); |
dc6f92b8 JB |
1356 | cursor_cleared = 1; |
1357 | } | |
1358 | ||
1359 | /* Display the text in the rectangle, one text line at a time. */ | |
1360 | ||
1361 | for (y = top; y < bottom; y++) | |
1362 | { | |
f676886a | 1363 | GLYPH *line = &active_frame->glyphs[y][left]; |
dc6f92b8 | 1364 | |
f676886a | 1365 | if (! active_frame->enable[y] || left > active_frame->used[y]) |
dc6f92b8 JB |
1366 | continue; |
1367 | ||
f676886a | 1368 | dumpglyphs (f, |
12ba150f JB |
1369 | CHAR_TO_PIXEL_COL (f, left), |
1370 | CHAR_TO_PIXEL_ROW (f, y), | |
1371 | line, min (cols, active_frame->used[y] - left), | |
0cdd0c9f | 1372 | active_frame->highlight[y], 0); |
dc6f92b8 JB |
1373 | } |
1374 | ||
1375 | /* Turn the cursor on if we turned it off. */ | |
1376 | ||
1377 | if (cursor_cleared) | |
f676886a | 1378 | x_display_cursor (f, 1); |
dc6f92b8 | 1379 | } |
dc6f92b8 | 1380 | \f |
dc6f92b8 | 1381 | static void |
334208b7 RS |
1382 | frame_highlight (f) |
1383 | struct frame *f; | |
dc6f92b8 | 1384 | { |
b3e1e05c JB |
1385 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1386 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1387 | and border pixel are window attributes which are "private to the | |
1388 | client", so we can always change it to whatever we want. */ | |
1389 | BLOCK_INPUT; | |
334208b7 RS |
1390 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
1391 | f->display.x->border_pixel); | |
b3e1e05c | 1392 | UNBLOCK_INPUT; |
334208b7 | 1393 | x_display_cursor (f, 1); |
dc6f92b8 JB |
1394 | } |
1395 | ||
1396 | static void | |
334208b7 RS |
1397 | frame_unhighlight (f) |
1398 | struct frame *f; | |
dc6f92b8 | 1399 | { |
b3e1e05c JB |
1400 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1401 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1402 | and border pixel are window attributes which are "private to the | |
1403 | client", so we can always change it to whatever we want. */ | |
1404 | BLOCK_INPUT; | |
334208b7 RS |
1405 | XSetWindowBorderPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
1406 | f->display.x->border_tile); | |
b3e1e05c | 1407 | UNBLOCK_INPUT; |
334208b7 | 1408 | x_display_cursor (f, 1); |
dc6f92b8 | 1409 | } |
dc6f92b8 | 1410 | |
f676886a | 1411 | static void XTframe_rehighlight (); |
6d4238f3 | 1412 | |
f676886a JB |
1413 | /* The focus has changed. Update the frames as necessary to reflect |
1414 | the new situation. Note that we can't change the selected frame | |
dc6f92b8 | 1415 | here, because the lisp code we are interrupting might become confused. |
eb8c3be9 | 1416 | Each event gets marked with the frame in which it occurred, so the |
6d4238f3 | 1417 | lisp code can tell when the switch took place by examining the events. */ |
dc6f92b8 | 1418 | |
6d4238f3 | 1419 | static void |
f676886a JB |
1420 | x_new_focus_frame (frame) |
1421 | struct frame *frame; | |
dc6f92b8 | 1422 | { |
f676886a | 1423 | struct frame *old_focus = x_focus_frame; |
dc6f92b8 JB |
1424 | int events_enqueued = 0; |
1425 | ||
f676886a | 1426 | if (frame != x_focus_frame) |
dc6f92b8 | 1427 | { |
58769bee | 1428 | /* Set this before calling other routines, so that they see |
f676886a JB |
1429 | the correct value of x_focus_frame. */ |
1430 | x_focus_frame = frame; | |
6d4238f3 JB |
1431 | |
1432 | if (old_focus && old_focus->auto_lower) | |
f676886a | 1433 | x_lower_frame (old_focus); |
dc6f92b8 JB |
1434 | |
1435 | #if 0 | |
f676886a | 1436 | selected_frame = frame; |
e0c1aef2 KH |
1437 | XSETFRAME (XWINDOW (selected_frame->selected_window)->frame, |
1438 | selected_frame); | |
f676886a JB |
1439 | Fselect_window (selected_frame->selected_window); |
1440 | choose_minibuf_frame (); | |
c118dd06 | 1441 | #endif /* ! 0 */ |
dc6f92b8 | 1442 | |
f676886a | 1443 | if (x_focus_frame && x_focus_frame->auto_raise) |
0134a210 RS |
1444 | pending_autoraise_frame = x_focus_frame; |
1445 | else | |
1446 | pending_autoraise_frame = 0; | |
6d4238f3 | 1447 | } |
dc6f92b8 | 1448 | |
f676886a | 1449 | XTframe_rehighlight (); |
6d4238f3 JB |
1450 | } |
1451 | ||
1452 | ||
f451eb13 JB |
1453 | /* The focus has changed, or we have redirected a frame's focus to |
1454 | another frame (this happens when a frame uses a surrogate | |
1455 | minibuffer frame). Shift the highlight as appropriate. */ | |
6d4238f3 | 1456 | static void |
f676886a | 1457 | XTframe_rehighlight () |
6d4238f3 | 1458 | { |
f676886a | 1459 | struct frame *old_highlight = x_highlight_frame; |
6d4238f3 | 1460 | |
f676886a | 1461 | if (x_focus_frame) |
6d4238f3 | 1462 | { |
f451eb13 | 1463 | x_highlight_frame = |
ab648270 | 1464 | ((XGCTYPE (FRAME_FOCUS_FRAME (x_focus_frame)) == Lisp_Frame) |
f451eb13 JB |
1465 | ? XFRAME (FRAME_FOCUS_FRAME (x_focus_frame)) |
1466 | : x_focus_frame); | |
1467 | if (! FRAME_LIVE_P (x_highlight_frame)) | |
1468 | { | |
1469 | FRAME_FOCUS_FRAME (x_focus_frame) = Qnil; | |
1470 | x_highlight_frame = x_focus_frame; | |
1471 | } | |
dc6f92b8 | 1472 | } |
6d4238f3 | 1473 | else |
f676886a | 1474 | x_highlight_frame = 0; |
dc6f92b8 | 1475 | |
f676886a | 1476 | if (x_highlight_frame != old_highlight) |
6d4238f3 JB |
1477 | { |
1478 | if (old_highlight) | |
f676886a JB |
1479 | frame_unhighlight (old_highlight); |
1480 | if (x_highlight_frame) | |
1481 | frame_highlight (x_highlight_frame); | |
6d4238f3 | 1482 | } |
dc6f92b8 JB |
1483 | } |
1484 | \f | |
e4571a43 | 1485 | /* Keyboard processing - modifier keys, vendor-specific keysyms, etc. */ |
dc6f92b8 | 1486 | |
28430d3c JB |
1487 | /* Initialize mode_switch_bit and modifier_meaning. */ |
1488 | static void | |
334208b7 RS |
1489 | x_find_modifier_meanings (dpyinfo) |
1490 | struct x_display_info *dpyinfo; | |
28430d3c | 1491 | { |
f689eb05 | 1492 | int min_code, max_code; |
28430d3c JB |
1493 | KeySym *syms; |
1494 | int syms_per_code; | |
1495 | XModifierKeymap *mods; | |
1496 | ||
334208b7 RS |
1497 | dpyinfo->meta_mod_mask = 0; |
1498 | dpyinfo->shift_lock_mask = 0; | |
1499 | dpyinfo->alt_mod_mask = 0; | |
1500 | dpyinfo->super_mod_mask = 0; | |
1501 | dpyinfo->hyper_mod_mask = 0; | |
58769bee | 1502 | |
9658a521 | 1503 | #ifdef HAVE_X11R4 |
334208b7 | 1504 | XDisplayKeycodes (dpyinfo->display, &min_code, &max_code); |
9658a521 | 1505 | #else |
334208b7 RS |
1506 | min_code = display->min_keycode; |
1507 | max_code = display->max_keycode; | |
9658a521 JB |
1508 | #endif |
1509 | ||
334208b7 | 1510 | syms = XGetKeyboardMapping (dpyinfo->display, |
28430d3c JB |
1511 | min_code, max_code - min_code + 1, |
1512 | &syms_per_code); | |
334208b7 | 1513 | mods = XGetModifierMapping (dpyinfo->display); |
28430d3c | 1514 | |
58769bee | 1515 | /* Scan the modifier table to see which modifier bits the Meta and |
11edeb03 | 1516 | Alt keysyms are on. */ |
28430d3c JB |
1517 | { |
1518 | int row, col; /* The row and column in the modifier table. */ | |
1519 | ||
1520 | for (row = 3; row < 8; row++) | |
1521 | for (col = 0; col < mods->max_keypermod; col++) | |
1522 | { | |
1523 | KeyCode code = | |
1524 | mods->modifiermap[(row * mods->max_keypermod) + col]; | |
1525 | ||
af92970c KH |
1526 | /* Zeroes are used for filler. Skip them. */ |
1527 | if (code == 0) | |
1528 | continue; | |
1529 | ||
28430d3c JB |
1530 | /* Are any of this keycode's keysyms a meta key? */ |
1531 | { | |
1532 | int code_col; | |
1533 | ||
1534 | for (code_col = 0; code_col < syms_per_code; code_col++) | |
1535 | { | |
f689eb05 | 1536 | int sym = syms[((code - min_code) * syms_per_code) + code_col]; |
28430d3c | 1537 | |
f689eb05 | 1538 | switch (sym) |
28430d3c | 1539 | { |
f689eb05 JB |
1540 | case XK_Meta_L: |
1541 | case XK_Meta_R: | |
334208b7 | 1542 | dpyinfo->meta_mod_mask |= (1 << row); |
28430d3c | 1543 | break; |
f689eb05 JB |
1544 | |
1545 | case XK_Alt_L: | |
1546 | case XK_Alt_R: | |
334208b7 | 1547 | dpyinfo->alt_mod_mask |= (1 << row); |
a3c44b14 RS |
1548 | break; |
1549 | ||
1550 | case XK_Hyper_L: | |
1551 | case XK_Hyper_R: | |
334208b7 | 1552 | dpyinfo->hyper_mod_mask |= (1 << row); |
a3c44b14 RS |
1553 | break; |
1554 | ||
1555 | case XK_Super_L: | |
1556 | case XK_Super_R: | |
334208b7 | 1557 | dpyinfo->super_mod_mask |= (1 << row); |
f689eb05 | 1558 | break; |
11edeb03 JB |
1559 | |
1560 | case XK_Shift_Lock: | |
1561 | /* Ignore this if it's not on the lock modifier. */ | |
1562 | if ((1 << row) == LockMask) | |
334208b7 | 1563 | dpyinfo->shift_lock_mask = LockMask; |
11edeb03 | 1564 | break; |
28430d3c JB |
1565 | } |
1566 | } | |
1567 | } | |
1568 | } | |
1569 | } | |
1570 | ||
f689eb05 | 1571 | /* If we couldn't find any meta keys, accept any alt keys as meta keys. */ |
334208b7 | 1572 | if (! dpyinfo->meta_mod_mask) |
a3c44b14 | 1573 | { |
334208b7 RS |
1574 | dpyinfo->meta_mod_mask = dpyinfo->alt_mod_mask; |
1575 | dpyinfo->alt_mod_mask = 0; | |
a3c44b14 | 1576 | } |
f689eb05 | 1577 | |
148c4b70 RS |
1578 | /* If some keys are both alt and meta, |
1579 | make them just meta, not alt. */ | |
334208b7 | 1580 | if (dpyinfo->alt_mod_mask & dpyinfo->meta_mod_mask) |
148c4b70 | 1581 | { |
334208b7 | 1582 | dpyinfo->alt_mod_mask &= ~dpyinfo->meta_mod_mask; |
148c4b70 | 1583 | } |
58769bee | 1584 | |
28430d3c | 1585 | XFree ((char *) syms); |
f689eb05 | 1586 | XFreeModifiermap (mods); |
28430d3c JB |
1587 | } |
1588 | ||
dfeccd2d JB |
1589 | /* Convert between the modifier bits X uses and the modifier bits |
1590 | Emacs uses. */ | |
7c5283e4 | 1591 | static unsigned int |
334208b7 RS |
1592 | x_x_to_emacs_modifiers (dpyinfo, state) |
1593 | struct x_display_info *dpyinfo; | |
dc6f92b8 JB |
1594 | unsigned int state; |
1595 | { | |
334208b7 RS |
1596 | return ( ((state & (ShiftMask | dpyinfo->shift_lock_mask)) ? shift_modifier : 0) |
1597 | | ((state & ControlMask) ? ctrl_modifier : 0) | |
1598 | | ((state & dpyinfo->meta_mod_mask) ? meta_modifier : 0) | |
1599 | | ((state & dpyinfo->alt_mod_mask) ? alt_modifier : 0) | |
1600 | | ((state & dpyinfo->super_mod_mask) ? super_modifier : 0) | |
1601 | | ((state & dpyinfo->hyper_mod_mask) ? hyper_modifier : 0)); | |
dc6f92b8 JB |
1602 | } |
1603 | ||
dfeccd2d | 1604 | static unsigned int |
334208b7 RS |
1605 | x_emacs_to_x_modifiers (dpyinfo, state) |
1606 | struct x_display_info *dpyinfo; | |
dfeccd2d JB |
1607 | unsigned int state; |
1608 | { | |
334208b7 RS |
1609 | return ( ((state & alt_modifier) ? dpyinfo->alt_mod_mask : 0) |
1610 | | ((state & super_modifier) ? dpyinfo->super_mod_mask : 0) | |
1611 | | ((state & hyper_modifier) ? dpyinfo->hyper_mod_mask : 0) | |
1612 | | ((state & shift_modifier) ? ShiftMask : 0) | |
1613 | | ((state & ctrl_modifier) ? ControlMask : 0) | |
1614 | | ((state & meta_modifier) ? dpyinfo->meta_mod_mask : 0)); | |
dfeccd2d | 1615 | } |
e4571a43 JB |
1616 | \f |
1617 | /* Mouse clicks and mouse movement. Rah. */ | |
e4571a43 JB |
1618 | |
1619 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1620 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
69388238 RS |
1621 | that the glyph at X, Y occupies, if BOUNDS != 0. |
1622 | If NOCLIP is nonzero, do not force the value into range. */ | |
1623 | ||
c8dba240 | 1624 | void |
69388238 | 1625 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) |
e4571a43 | 1626 | FRAME_PTR f; |
69388238 | 1627 | register int pix_x, pix_y; |
e4571a43 JB |
1628 | register int *x, *y; |
1629 | XRectangle *bounds; | |
69388238 | 1630 | int noclip; |
e4571a43 | 1631 | { |
69388238 RS |
1632 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1633 | even for negative values. */ | |
1634 | if (pix_x < 0) | |
1635 | pix_x -= FONT_WIDTH ((f)->display.x->font) - 1; | |
1636 | if (pix_y < 0) | |
a27f9f86 | 1637 | pix_y -= (f)->display.x->line_height - 1; |
69388238 | 1638 | |
e4571a43 JB |
1639 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); |
1640 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1641 | ||
1642 | if (bounds) | |
1643 | { | |
1644 | bounds->width = FONT_WIDTH (f->display.x->font); | |
a27f9f86 | 1645 | bounds->height = f->display.x->line_height; |
e4571a43 JB |
1646 | bounds->x = CHAR_TO_PIXEL_COL (f, pix_x); |
1647 | bounds->y = CHAR_TO_PIXEL_ROW (f, pix_y); | |
1648 | } | |
1649 | ||
69388238 RS |
1650 | if (!noclip) |
1651 | { | |
1652 | if (pix_x < 0) | |
1653 | pix_x = 0; | |
1654 | else if (pix_x > f->width) | |
1655 | pix_x = f->width; | |
1656 | ||
1657 | if (pix_y < 0) | |
1658 | pix_y = 0; | |
1659 | else if (pix_y > f->height) | |
1660 | pix_y = f->height; | |
1661 | } | |
e4571a43 JB |
1662 | |
1663 | *x = pix_x; | |
1664 | *y = pix_y; | |
1665 | } | |
1666 | ||
2b5c9e71 RS |
1667 | void |
1668 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1669 | FRAME_PTR f; | |
1670 | register int x, y; | |
1671 | register int *pix_x, *pix_y; | |
1672 | { | |
1673 | *pix_x = CHAR_TO_PIXEL_COL (f, x); | |
1674 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1675 | } | |
1676 | ||
dc6f92b8 JB |
1677 | /* Prepare a mouse-event in *RESULT for placement in the input queue. |
1678 | ||
1679 | If the event is a button press, then note that we have grabbed | |
f451eb13 | 1680 | the mouse. */ |
dc6f92b8 JB |
1681 | |
1682 | static Lisp_Object | |
f451eb13 | 1683 | construct_mouse_click (result, event, f) |
dc6f92b8 JB |
1684 | struct input_event *result; |
1685 | XButtonEvent *event; | |
f676886a | 1686 | struct frame *f; |
dc6f92b8 | 1687 | { |
f451eb13 | 1688 | /* Make the event type no_event; we'll change that when we decide |
dc6f92b8 | 1689 | otherwise. */ |
f451eb13 | 1690 | result->kind = mouse_click; |
69388238 | 1691 | result->code = event->button - Button1; |
1113d9db | 1692 | result->timestamp = event->time; |
334208b7 RS |
1693 | result->modifiers = (x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), |
1694 | event->state) | |
f689eb05 | 1695 | | (event->type == ButtonRelease |
58769bee | 1696 | ? up_modifier |
f689eb05 | 1697 | : down_modifier)); |
dc6f92b8 | 1698 | |
f451eb13 JB |
1699 | { |
1700 | int row, column; | |
dc6f92b8 | 1701 | |
2b5c9e71 | 1702 | #if 0 |
69388238 | 1703 | pixel_to_glyph_coords (f, event->x, event->y, &column, &row, NULL, 0); |
90e1eb6f KH |
1704 | XSETFASTINT (result->x, column); |
1705 | XSETFASTINT (result->y, row); | |
2b5c9e71 | 1706 | #endif |
e0c1aef2 KH |
1707 | XSETINT (result->x, event->x); |
1708 | XSETINT (result->y, event->y); | |
1709 | XSETFRAME (result->frame_or_window, f); | |
f451eb13 | 1710 | } |
dc6f92b8 | 1711 | } |
b849c413 RS |
1712 | |
1713 | /* Prepare a menu-event in *RESULT for placement in the input queue. */ | |
1714 | ||
1715 | static Lisp_Object | |
1716 | construct_menu_click (result, event, f) | |
1717 | struct input_event *result; | |
1718 | XButtonEvent *event; | |
1719 | struct frame *f; | |
1720 | { | |
1721 | /* Make the event type no_event; we'll change that when we decide | |
1722 | otherwise. */ | |
1723 | result->kind = mouse_click; | |
e0c1aef2 | 1724 | XSETINT (result->code, event->button - Button1); |
b849c413 | 1725 | result->timestamp = event->time; |
334208b7 RS |
1726 | result->modifiers = (x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), |
1727 | event->state) | |
b849c413 | 1728 | | (event->type == ButtonRelease |
58769bee | 1729 | ? up_modifier |
b849c413 RS |
1730 | : down_modifier)); |
1731 | ||
e0c1aef2 KH |
1732 | XSETINT (result->x, event->x); |
1733 | XSETINT (result->y, -1); | |
1734 | XSETFRAME (result->frame_or_window, f); | |
b849c413 | 1735 | } |
69388238 | 1736 | \f |
90e65f07 JB |
1737 | /* Function to report a mouse movement to the mainstream Emacs code. |
1738 | The input handler calls this. | |
1739 | ||
1740 | We have received a mouse movement event, which is given in *event. | |
1741 | If the mouse is over a different glyph than it was last time, tell | |
1742 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
1743 | another motion event, so we can check again the next time it moves. */ | |
b8009dd1 | 1744 | |
90e65f07 | 1745 | static void |
12ba150f | 1746 | note_mouse_movement (frame, event) |
f676886a | 1747 | FRAME_PTR frame; |
90e65f07 JB |
1748 | XMotionEvent *event; |
1749 | ||
1750 | { | |
e5d77022 JB |
1751 | last_mouse_movement_time = event->time; |
1752 | ||
27f338af RS |
1753 | if (event->window != FRAME_X_WINDOW (frame)) |
1754 | { | |
1755 | mouse_moved = 1; | |
1756 | last_mouse_scroll_bar = Qnil; | |
1757 | ||
1758 | note_mouse_highlight (frame, -1, -1); | |
1759 | ||
1760 | /* Ask for another mouse motion event. */ | |
1761 | { | |
1762 | int dummy; | |
847e150a | 1763 | Window dummy_window; |
27f338af RS |
1764 | |
1765 | XQueryPointer (event->display, FRAME_X_WINDOW (frame), | |
847e150a | 1766 | &dummy_window, &dummy_window, |
27f338af RS |
1767 | &dummy, &dummy, &dummy, &dummy, |
1768 | (unsigned int *) &dummy); | |
1769 | } | |
1770 | } | |
1771 | ||
90e65f07 | 1772 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
27f338af RS |
1773 | else if (event->x < last_mouse_glyph.x |
1774 | || event->x >= last_mouse_glyph.x + last_mouse_glyph.width | |
1775 | || event->y < last_mouse_glyph.y | |
1776 | || event->y >= last_mouse_glyph.y + last_mouse_glyph.height) | |
12ba150f JB |
1777 | { |
1778 | mouse_moved = 1; | |
ab648270 | 1779 | last_mouse_scroll_bar = Qnil; |
b8009dd1 RS |
1780 | |
1781 | note_mouse_highlight (frame, event->x, event->y); | |
1782 | ||
1783 | /* Ask for another mouse motion event. */ | |
1784 | { | |
1785 | int dummy; | |
847e150a | 1786 | Window dummy_window; |
b8009dd1 | 1787 | |
27f338af | 1788 | XQueryPointer (event->display, FRAME_X_WINDOW (frame), |
847e150a | 1789 | &dummy_window, &dummy_window, |
b8009dd1 RS |
1790 | &dummy, &dummy, &dummy, &dummy, |
1791 | (unsigned int *) &dummy); | |
1792 | } | |
12ba150f | 1793 | } |
90e65f07 JB |
1794 | else |
1795 | { | |
1796 | /* It's on the same glyph. Call XQueryPointer so we'll get an | |
1797 | event the next time the mouse moves and we can see if it's | |
1798 | *still* on the same glyph. */ | |
1799 | int dummy; | |
847e150a | 1800 | Window dummy_window; |
58769bee | 1801 | |
27f338af | 1802 | XQueryPointer (event->display, FRAME_X_WINDOW (frame), |
847e150a | 1803 | &dummy_window, &dummy_window, |
90e65f07 JB |
1804 | &dummy, &dummy, &dummy, &dummy, |
1805 | (unsigned int *) &dummy); | |
1806 | } | |
1807 | } | |
1808 | ||
bf1c0ba1 RS |
1809 | /* This is used for debugging, to turn off note_mouse_highlight. */ |
1810 | static int disable_mouse_highlight; | |
1811 | ||
b8009dd1 RS |
1812 | /* Take proper action when the mouse has moved to position X, Y on frame F |
1813 | as regards highlighting characters that have mouse-face properties. | |
27f338af RS |
1814 | Also dehighlighting chars where the mouse was before. |
1815 | X and Y can be negative or out of range. */ | |
b8009dd1 RS |
1816 | |
1817 | static void | |
1818 | note_mouse_highlight (f, x, y) | |
1819 | FRAME_PTR f; | |
1820 | { | |
1821 | int row, column, portion; | |
1822 | XRectangle new_glyph; | |
1823 | Lisp_Object window; | |
1824 | struct window *w; | |
1825 | ||
bf1c0ba1 RS |
1826 | if (disable_mouse_highlight) |
1827 | return; | |
1828 | ||
7a13e894 RS |
1829 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_x = x; |
1830 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_y = y; | |
1831 | FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame = f; | |
b8009dd1 | 1832 | |
7a13e894 | 1833 | if (FRAME_X_DISPLAY_INFO (f)->mouse_face_defer) |
b8009dd1 RS |
1834 | return; |
1835 | ||
514e4681 RS |
1836 | if (gc_in_progress) |
1837 | { | |
7a13e894 | 1838 | FRAME_X_DISPLAY_INFO (f)->mouse_face_deferred_gc = 1; |
514e4681 RS |
1839 | return; |
1840 | } | |
1841 | ||
b8009dd1 RS |
1842 | /* Find out which glyph the mouse is on. */ |
1843 | pixel_to_glyph_coords (f, x, y, &column, &row, | |
334208b7 | 1844 | &new_glyph, FRAME_X_DISPLAY_INFO (f)->grabbed); |
b8009dd1 RS |
1845 | |
1846 | /* Which window is that in? */ | |
1847 | window = window_from_coordinates (f, column, row, &portion); | |
1848 | w = XWINDOW (window); | |
1849 | ||
1850 | /* If we were displaying active text in another window, clear that. */ | |
7a13e894 RS |
1851 | if (! EQ (window, FRAME_X_DISPLAY_INFO (f)->mouse_face_window)) |
1852 | clear_mouse_face (FRAME_X_DISPLAY_INFO (f)); | |
b8009dd1 | 1853 | |
0cdd0c9f RS |
1854 | /* Are we in a window whose display is up to date? |
1855 | And verify the buffer's text has not changed. */ | |
27f338af RS |
1856 | if (WINDOWP (window) && portion == 0 && row >= 0 && column >= 0 |
1857 | && row < FRAME_HEIGHT (f) && column < FRAME_WIDTH (f) | |
0cdd0c9f RS |
1858 | && EQ (w->window_end_valid, w->buffer) |
1859 | && w->last_modified == BUF_MODIFF (XBUFFER (w->buffer))) | |
b8009dd1 RS |
1860 | { |
1861 | int *ptr = FRAME_CURRENT_GLYPHS (f)->charstarts[row]; | |
1862 | int i, pos; | |
1863 | ||
1864 | /* Find which buffer position the mouse corresponds to. */ | |
1865 | for (i = column; i >= 0; i--) | |
1866 | if (ptr[i] > 0) | |
1867 | break; | |
1868 | pos = ptr[i]; | |
1869 | /* Is it outside the displayed active region (if any)? */ | |
55836b73 | 1870 | if (pos <= 0) |
7a13e894 RS |
1871 | clear_mouse_face (FRAME_X_DISPLAY_INFO (f)); |
1872 | else if (! (EQ (window, FRAME_X_DISPLAY_INFO (f)->mouse_face_window) | |
1873 | && row >= FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row | |
1874 | && row <= FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row | |
1875 | && (row > FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row | |
1876 | || column >= FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col) | |
1877 | && (row < FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row | |
1878 | || column < FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col | |
1879 | || FRAME_X_DISPLAY_INFO (f)->mouse_face_past_end))) | |
b8009dd1 RS |
1880 | { |
1881 | Lisp_Object mouse_face, overlay, position; | |
1882 | Lisp_Object *overlay_vec; | |
1883 | int len, noverlays, ignor1; | |
f8bdb8e6 | 1884 | struct buffer *obuf; |
e444162e | 1885 | int obegv, ozv; |
f8bdb8e6 | 1886 | |
e444162e RS |
1887 | /* If we get an out-of-range value, return now; avoid an error. */ |
1888 | if (pos > BUF_Z (XBUFFER (w->buffer))) | |
f8bdb8e6 | 1889 | return; |
b8009dd1 | 1890 | |
09fe4c31 RS |
1891 | /* Make the window's buffer temporarily current for |
1892 | overlays_at and compute_char_face. */ | |
f8bdb8e6 | 1893 | obuf = current_buffer; |
09fe4c31 | 1894 | current_buffer = XBUFFER (w->buffer); |
e444162e RS |
1895 | obegv = BEGV; |
1896 | ozv = ZV; | |
1897 | BEGV = BEG; | |
1898 | ZV = Z; | |
09fe4c31 | 1899 | |
b8009dd1 | 1900 | /* Yes. Clear the display of the old active region, if any. */ |
7a13e894 | 1901 | clear_mouse_face (FRAME_X_DISPLAY_INFO (f)); |
b8009dd1 RS |
1902 | |
1903 | /* Is this char mouse-active? */ | |
e0c1aef2 | 1904 | XSETINT (position, pos); |
b8009dd1 RS |
1905 | |
1906 | len = 10; | |
1907 | overlay_vec = (Lisp_Object *) xmalloc (len * sizeof (Lisp_Object)); | |
1908 | ||
1909 | /* Put all the overlays we want in a vector in overlay_vec. | |
1910 | Store the length in len. */ | |
7965883b RS |
1911 | noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len, |
1912 | NULL, NULL); | |
09fe4c31 | 1913 | noverlays = sort_overlays (overlay_vec, noverlays, w); |
b8009dd1 RS |
1914 | |
1915 | /* Find the highest priority overlay that has a mouse-face prop. */ | |
1916 | overlay = Qnil; | |
1917 | for (i = 0; i < noverlays; i++) | |
1918 | { | |
1919 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
1920 | if (!NILP (mouse_face)) | |
1921 | { | |
1922 | overlay = overlay_vec[i]; | |
1923 | break; | |
1924 | } | |
1925 | } | |
1926 | free (overlay_vec); | |
1927 | /* If no overlay applies, get a text property. */ | |
1928 | if (NILP (overlay)) | |
1929 | mouse_face = Fget_text_property (position, Qmouse_face, w->buffer); | |
1930 | ||
1931 | /* Handle the overlay case. */ | |
1932 | if (! NILP (overlay)) | |
1933 | { | |
1934 | /* Find the range of text around this char that | |
1935 | should be active. */ | |
1936 | Lisp_Object before, after; | |
1937 | int ignore; | |
1938 | ||
1939 | before = Foverlay_start (overlay); | |
1940 | after = Foverlay_end (overlay); | |
1941 | /* Record this as the current active region. */ | |
7a13e894 RS |
1942 | fast_find_position (window, before, |
1943 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col, | |
1944 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row); | |
1945 | FRAME_X_DISPLAY_INFO (f)->mouse_face_past_end | |
1946 | = !fast_find_position (window, after, | |
1947 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col, | |
1948 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row); | |
1949 | FRAME_X_DISPLAY_INFO (f)->mouse_face_window = window; | |
1950 | FRAME_X_DISPLAY_INFO (f)->mouse_face_face_id | |
1951 | = compute_char_face (f, w, pos, 0, 0, | |
1952 | &ignore, pos + 1, 1); | |
b8009dd1 RS |
1953 | |
1954 | /* Display it as active. */ | |
7a13e894 | 1955 | show_mouse_face (FRAME_X_DISPLAY_INFO (f), 1); |
b8009dd1 RS |
1956 | } |
1957 | /* Handle the text property case. */ | |
1958 | else if (! NILP (mouse_face)) | |
1959 | { | |
1960 | /* Find the range of text around this char that | |
1961 | should be active. */ | |
1962 | Lisp_Object before, after, beginning, end; | |
1963 | int ignore; | |
1964 | ||
1965 | beginning = Fmarker_position (w->start); | |
e0c1aef2 KH |
1966 | XSETINT (end, (BUF_Z (XBUFFER (w->buffer)) |
1967 | - XFASTINT (w->window_end_pos))); | |
b8009dd1 RS |
1968 | before |
1969 | = Fprevious_single_property_change (make_number (pos + 1), | |
1970 | Qmouse_face, | |
1971 | w->buffer, beginning); | |
1972 | after | |
1973 | = Fnext_single_property_change (position, Qmouse_face, | |
1974 | w->buffer, end); | |
1975 | /* Record this as the current active region. */ | |
7a13e894 RS |
1976 | fast_find_position (window, before, |
1977 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col, | |
1978 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row); | |
1979 | FRAME_X_DISPLAY_INFO (f)->mouse_face_past_end | |
1980 | = !fast_find_position (window, after, | |
1981 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col, | |
1982 | &FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row); | |
1983 | FRAME_X_DISPLAY_INFO (f)->mouse_face_window = window; | |
1984 | FRAME_X_DISPLAY_INFO (f)->mouse_face_face_id | |
b8009dd1 RS |
1985 | = compute_char_face (f, w, pos, 0, 0, |
1986 | &ignore, pos + 1, 1); | |
1987 | ||
1988 | /* Display it as active. */ | |
7a13e894 | 1989 | show_mouse_face (FRAME_X_DISPLAY_INFO (f), 1); |
b8009dd1 | 1990 | } |
e444162e RS |
1991 | BEGV = obegv; |
1992 | ZV = ozv; | |
09fe4c31 | 1993 | current_buffer = obuf; |
b8009dd1 | 1994 | } |
b8009dd1 RS |
1995 | } |
1996 | } | |
1997 | \f | |
1998 | /* Find the row and column of position POS in window WINDOW. | |
1999 | Store them in *COLUMNP and *ROWP. | |
bf1c0ba1 RS |
2000 | This assumes display in WINDOW is up to date. |
2001 | If POS is above start of WINDOW, return coords | |
2002 | of start of first screen line. | |
4d73d038 RS |
2003 | If POS is after end of WINDOW, return coords of end of last screen line. |
2004 | ||
2005 | Value is 1 if POS is in range, 0 if it was off screen. */ | |
b8009dd1 RS |
2006 | |
2007 | static int | |
2008 | fast_find_position (window, pos, columnp, rowp) | |
2009 | Lisp_Object window; | |
2010 | int pos; | |
2011 | int *columnp, *rowp; | |
2012 | { | |
2013 | struct window *w = XWINDOW (window); | |
2014 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2015 | int i; | |
4d73d038 | 2016 | int row = 0; |
b8009dd1 RS |
2017 | int left = w->left; |
2018 | int top = w->top; | |
2019 | int height = XFASTINT (w->height) - ! MINI_WINDOW_P (w); | |
2020 | int width = window_internal_width (w); | |
2021 | int *charstarts; | |
bf1c0ba1 | 2022 | int lastcol; |
77b68646 | 2023 | int maybe_next_line = 0; |
b8009dd1 | 2024 | |
4d73d038 | 2025 | /* Find the right row. */ |
b8009dd1 RS |
2026 | for (i = 0; |
2027 | i < height; | |
2028 | i++) | |
2029 | { | |
2030 | int linestart = FRAME_CURRENT_GLYPHS (f)->charstarts[top + i][left]; | |
2031 | if (linestart > pos) | |
2032 | break; | |
77b68646 RS |
2033 | /* If the position sought is the end of the buffer, |
2034 | don't include the blank lines at the bottom of the window. */ | |
2035 | if (linestart == pos && pos == BUF_ZV (XBUFFER (w->buffer))) | |
2036 | { | |
2037 | maybe_next_line = 1; | |
2038 | break; | |
2039 | } | |
b8009dd1 RS |
2040 | if (linestart > 0) |
2041 | row = i; | |
2042 | } | |
2043 | ||
4d73d038 | 2044 | /* Find the right column with in it. */ |
b8009dd1 | 2045 | charstarts = FRAME_CURRENT_GLYPHS (f)->charstarts[top + row]; |
bf1c0ba1 | 2046 | lastcol = left; |
b8009dd1 | 2047 | for (i = 0; i < width; i++) |
bf1c0ba1 RS |
2048 | { |
2049 | if (charstarts[left + i] == pos) | |
2050 | { | |
2051 | *rowp = row + top; | |
2052 | *columnp = i + left; | |
2053 | return 1; | |
2054 | } | |
2055 | else if (charstarts[left + i] > pos) | |
4d73d038 RS |
2056 | break; |
2057 | else if (charstarts[left + i] > 0) | |
bf1c0ba1 RS |
2058 | lastcol = left + i; |
2059 | } | |
b8009dd1 | 2060 | |
77b68646 RS |
2061 | /* If we're looking for the end of the buffer, |
2062 | and we didn't find it in the line we scanned, | |
2063 | use the start of the following line. */ | |
2064 | if (maybe_next_line) | |
2065 | { | |
2066 | row++; | |
2067 | i = 0; | |
2068 | } | |
2069 | ||
bf1c0ba1 RS |
2070 | *rowp = row + top; |
2071 | *columnp = lastcol; | |
b8009dd1 RS |
2072 | return 0; |
2073 | } | |
2074 | ||
2075 | /* Display the active region described by mouse_face_* | |
2076 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
2077 | ||
2078 | static void | |
7a13e894 RS |
2079 | show_mouse_face (dpyinfo, hl) |
2080 | struct x_display_info *dpyinfo; | |
b8009dd1 RS |
2081 | int hl; |
2082 | { | |
7a13e894 | 2083 | struct window *w = XWINDOW (dpyinfo->mouse_face_window); |
b8009dd1 RS |
2084 | int width = window_internal_width (w); |
2085 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2086 | int i; | |
514e4681 | 2087 | int cursor_off = 0; |
fb3b7de5 RS |
2088 | int old_curs_x = curs_x; |
2089 | int old_curs_y = curs_y; | |
2090 | ||
2091 | /* Set these variables temporarily | |
2092 | so that if we have to turn the cursor off and on again | |
2093 | we will put it back at the same place. */ | |
2094 | curs_x = f->phys_cursor_x; | |
2095 | curs_y = f->phys_cursor_y; | |
b8009dd1 | 2096 | |
7a13e894 RS |
2097 | for (i = FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row; |
2098 | i <= FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row; i++) | |
b8009dd1 | 2099 | { |
7a13e894 RS |
2100 | int column = (i == FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row |
2101 | ? FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col | |
2102 | : w->left); | |
2103 | int endcolumn = (i == FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row | |
2104 | ? FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col | |
2105 | : w->left + width); | |
6f4c2453 | 2106 | endcolumn = min (endcolumn, FRAME_CURRENT_GLYPHS (f)->used[i]); |
514e4681 RS |
2107 | |
2108 | /* If the cursor's in the text we are about to rewrite, | |
2109 | turn the cursor off. */ | |
2110 | if (i == curs_y | |
7a13e894 RS |
2111 | && curs_x >= FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col - 1 |
2112 | && curs_x <= FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col) | |
514e4681 RS |
2113 | { |
2114 | x_display_cursor (f, 0); | |
2115 | cursor_off = 1; | |
2116 | } | |
b8009dd1 RS |
2117 | |
2118 | dumpglyphs (f, | |
2119 | CHAR_TO_PIXEL_COL (f, column), | |
2120 | CHAR_TO_PIXEL_ROW (f, i), | |
2121 | FRAME_CURRENT_GLYPHS (f)->glyphs[i] + column, | |
2122 | endcolumn - column, | |
2123 | /* Highlight with mouse face if hl > 0. */ | |
0cdd0c9f | 2124 | hl > 0 ? 3 : 0, 0); |
b8009dd1 RS |
2125 | } |
2126 | ||
514e4681 RS |
2127 | /* If we turned the cursor off, turn it back on. */ |
2128 | if (cursor_off) | |
2129 | x_display_cursor (f, 1); | |
27ead1d5 | 2130 | |
fb3b7de5 RS |
2131 | curs_x = old_curs_x; |
2132 | curs_y = old_curs_y; | |
2133 | ||
27ead1d5 FP |
2134 | /* Change the mouse cursor according to the value of HL. */ |
2135 | if (hl > 0) | |
334208b7 RS |
2136 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2137 | f->display.x->cross_cursor); | |
27ead1d5 | 2138 | else |
334208b7 RS |
2139 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2140 | f->display.x->text_cursor); | |
b8009dd1 RS |
2141 | } |
2142 | ||
2143 | /* Clear out the mouse-highlighted active region. | |
2144 | Redraw it unhighlighted first. */ | |
2145 | ||
2146 | static void | |
7a13e894 RS |
2147 | clear_mouse_face (dpyinfo) |
2148 | struct x_display_info *dpyinfo; | |
b8009dd1 | 2149 | { |
7a13e894 RS |
2150 | if (! NILP (dpyinfo->mouse_face_window)) |
2151 | show_mouse_face (dpyinfo, 0); | |
b8009dd1 | 2152 | |
7a13e894 RS |
2153 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; |
2154 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
2155 | dpyinfo->mouse_face_window = Qnil; | |
b8009dd1 RS |
2156 | } |
2157 | \f | |
ab648270 JB |
2158 | static struct scroll_bar *x_window_to_scroll_bar (); |
2159 | static void x_scroll_bar_report_motion (); | |
12ba150f | 2160 | |
90e65f07 JB |
2161 | /* Return the current position of the mouse. |
2162 | ||
ab648270 JB |
2163 | If the mouse movement started in a scroll bar, set *f, *bar_window, |
2164 | and *part to the frame, window, and scroll bar part that the mouse | |
12ba150f | 2165 | is over. Set *x and *y to the portion and whole of the mouse's |
ab648270 | 2166 | position on the scroll bar. |
12ba150f JB |
2167 | |
2168 | If the mouse movement started elsewhere, set *f to the frame the | |
2169 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
2170 | the mouse is over. | |
2171 | ||
2172 | Set *time to the server timestamp for the time at which the mouse | |
2173 | was at this position. | |
2174 | ||
a135645a RS |
2175 | Don't store anything if we don't have a valid set of values to report. |
2176 | ||
90e65f07 | 2177 | This clears the mouse_moved flag, so we can wait for the next mouse |
12ba150f JB |
2178 | movement. This also calls XQueryPointer, which will cause the |
2179 | server to give us another MotionNotify when the mouse moves | |
2180 | again. */ | |
90e65f07 JB |
2181 | |
2182 | static void | |
334208b7 RS |
2183 | XTmouse_position (fp, bar_window, part, x, y, time) |
2184 | FRAME_PTR *fp; | |
12ba150f | 2185 | Lisp_Object *bar_window; |
ab648270 | 2186 | enum scroll_bar_part *part; |
90e65f07 | 2187 | Lisp_Object *x, *y; |
e5d77022 | 2188 | unsigned long *time; |
90e65f07 | 2189 | { |
a135645a RS |
2190 | FRAME_PTR f1; |
2191 | ||
90e65f07 JB |
2192 | BLOCK_INPUT; |
2193 | ||
ab648270 | 2194 | if (! NILP (last_mouse_scroll_bar)) |
334208b7 | 2195 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
90e65f07 JB |
2196 | else |
2197 | { | |
12ba150f JB |
2198 | Window root; |
2199 | int root_x, root_y; | |
90e65f07 | 2200 | |
12ba150f JB |
2201 | Window dummy_window; |
2202 | int dummy; | |
2203 | ||
2204 | mouse_moved = 0; | |
ab648270 | 2205 | last_mouse_scroll_bar = Qnil; |
12ba150f JB |
2206 | |
2207 | /* Figure out which root window we're on. */ | |
334208b7 RS |
2208 | XQueryPointer (FRAME_X_DISPLAY (*fp), |
2209 | DefaultRootWindow (FRAME_X_DISPLAY (*fp)), | |
12ba150f JB |
2210 | |
2211 | /* The root window which contains the pointer. */ | |
2212 | &root, | |
2213 | ||
2214 | /* Trash which we can't trust if the pointer is on | |
2215 | a different screen. */ | |
2216 | &dummy_window, | |
2217 | ||
2218 | /* The position on that root window. */ | |
58769bee | 2219 | &root_x, &root_y, |
12ba150f JB |
2220 | |
2221 | /* More trash we can't trust. */ | |
2222 | &dummy, &dummy, | |
2223 | ||
2224 | /* Modifier keys and pointer buttons, about which | |
2225 | we don't care. */ | |
2226 | (unsigned int *) &dummy); | |
2227 | ||
2228 | /* Now we have a position on the root; find the innermost window | |
2229 | containing the pointer. */ | |
2230 | { | |
2231 | Window win, child; | |
2232 | int win_x, win_y; | |
2233 | int parent_x, parent_y; | |
2234 | ||
2235 | win = root; | |
69388238 | 2236 | |
334208b7 | 2237 | if (FRAME_X_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
23faf38f | 2238 | && FRAME_LIVE_P (last_mouse_frame)) |
12ba150f | 2239 | { |
69388238 RS |
2240 | /* If mouse was grabbed on a frame, give coords for that frame |
2241 | even if the mouse is now outside it. */ | |
334208b7 | 2242 | XTranslateCoordinates (FRAME_X_DISPLAY (*fp), |
69388238 | 2243 | |
12ba150f | 2244 | /* From-window, to-window. */ |
69388238 | 2245 | root, FRAME_X_WINDOW (last_mouse_frame), |
12ba150f JB |
2246 | |
2247 | /* From-position, to-position. */ | |
2248 | root_x, root_y, &win_x, &win_y, | |
2249 | ||
2250 | /* Child of win. */ | |
2251 | &child); | |
69388238 RS |
2252 | f1 = last_mouse_frame; |
2253 | } | |
2254 | else | |
2255 | { | |
2256 | while (1) | |
2257 | { | |
334208b7 | 2258 | XTranslateCoordinates (FRAME_X_DISPLAY (*fp), |
12ba150f | 2259 | |
69388238 RS |
2260 | /* From-window, to-window. */ |
2261 | root, win, | |
12ba150f | 2262 | |
69388238 RS |
2263 | /* From-position, to-position. */ |
2264 | root_x, root_y, &win_x, &win_y, | |
2265 | ||
2266 | /* Child of win. */ | |
2267 | &child); | |
2268 | ||
2269 | if (child == None) | |
2270 | break; | |
2271 | ||
2272 | win = child; | |
2273 | parent_x = win_x; | |
2274 | parent_y = win_y; | |
2275 | } | |
12ba150f | 2276 | |
69388238 RS |
2277 | /* Now we know that: |
2278 | win is the innermost window containing the pointer | |
2279 | (XTC says it has no child containing the pointer), | |
2280 | win_x and win_y are the pointer's position in it | |
2281 | (XTC did this the last time through), and | |
2282 | parent_x and parent_y are the pointer's position in win's parent. | |
2283 | (They are what win_x and win_y were when win was child. | |
2284 | If win is the root window, it has no parent, and | |
2285 | parent_{x,y} are invalid, but that's okay, because we'll | |
2286 | never use them in that case.) */ | |
2287 | ||
2288 | /* Is win one of our frames? */ | |
2b5c9e71 | 2289 | f1 = x_any_window_to_frame (win); |
69388238 | 2290 | } |
58769bee | 2291 | |
ab648270 | 2292 | /* If not, is it one of our scroll bars? */ |
a135645a | 2293 | if (! f1) |
12ba150f | 2294 | { |
ab648270 | 2295 | struct scroll_bar *bar = x_window_to_scroll_bar (win); |
12ba150f JB |
2296 | |
2297 | if (bar) | |
2298 | { | |
a135645a | 2299 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
12ba150f JB |
2300 | win_x = parent_x; |
2301 | win_y = parent_y; | |
2302 | } | |
2303 | } | |
90e65f07 | 2304 | |
a135645a | 2305 | if (f1) |
12ba150f | 2306 | { |
2b5c9e71 RS |
2307 | int ignore1, ignore2; |
2308 | ||
2309 | /* Ok, we found a frame. Store all the values. */ | |
a135645a | 2310 | |
2b5c9e71 | 2311 | pixel_to_glyph_coords (f1, win_x, win_y, &ignore1, &ignore2, |
334208b7 RS |
2312 | &last_mouse_glyph, |
2313 | FRAME_X_DISPLAY_INFO (f1)->grabbed); | |
12ba150f JB |
2314 | |
2315 | *bar_window = Qnil; | |
2316 | *part = 0; | |
334208b7 | 2317 | *fp = f1; |
e0c1aef2 KH |
2318 | XSETINT (*x, win_x); |
2319 | XSETINT (*y, win_y); | |
12ba150f JB |
2320 | *time = last_mouse_movement_time; |
2321 | } | |
2322 | } | |
2323 | } | |
90e65f07 JB |
2324 | |
2325 | UNBLOCK_INPUT; | |
2326 | } | |
c118dd06 | 2327 | \f |
ab648270 | 2328 | /* Scroll bar support. */ |
f451eb13 | 2329 | |
ab648270 JB |
2330 | /* Given an X window ID, find the struct scroll_bar which manages it. |
2331 | This can be called in GC, so we have to make sure to strip off mark | |
2332 | bits. */ | |
2333 | static struct scroll_bar * | |
2334 | x_window_to_scroll_bar (window_id) | |
f451eb13 JB |
2335 | Window window_id; |
2336 | { | |
2337 | Lisp_Object tail, frame; | |
f451eb13 | 2338 | |
ab648270 JB |
2339 | for (tail = Vframe_list; |
2340 | XGCTYPE (tail) == Lisp_Cons; | |
2341 | tail = XCONS (tail)->cdr) | |
f451eb13 | 2342 | { |
abdda982 | 2343 | Lisp_Object frame, bar, condemned; |
f451eb13 | 2344 | |
abdda982 | 2345 | frame = XCONS (tail)->car; |
f451eb13 | 2346 | /* All elements of Vframe_list should be frames. */ |
ab648270 | 2347 | if (XGCTYPE (frame) != Lisp_Frame) |
f451eb13 JB |
2348 | abort (); |
2349 | ||
ab648270 | 2350 | /* Scan this frame's scroll bar list for a scroll bar with the |
f451eb13 | 2351 | right window ID. */ |
ab648270 JB |
2352 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); |
2353 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
cf7cb199 | 2354 | /* This trick allows us to search both the ordinary and |
ab648270 JB |
2355 | condemned scroll bar lists with one loop. */ |
2356 | ! GC_NILP (bar) || (bar = condemned, | |
2357 | condemned = Qnil, | |
2358 | ! GC_NILP (bar)); | |
bc20ebbf | 2359 | bar = XSCROLL_BAR (bar)->next) |
ab648270 JB |
2360 | if (SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)) == window_id) |
2361 | return XSCROLL_BAR (bar); | |
f451eb13 JB |
2362 | } |
2363 | ||
2364 | return 0; | |
2365 | } | |
2366 | ||
ab648270 JB |
2367 | /* Open a new X window to serve as a scroll bar, and return the |
2368 | scroll bar vector for it. */ | |
2369 | static struct scroll_bar * | |
2370 | x_scroll_bar_create (window, top, left, width, height) | |
12ba150f | 2371 | struct window *window; |
f451eb13 JB |
2372 | int top, left, width, height; |
2373 | { | |
334208b7 RS |
2374 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); |
2375 | struct scroll_bar *bar | |
2376 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
f451eb13 JB |
2377 | |
2378 | BLOCK_INPUT; | |
2379 | ||
2380 | { | |
2381 | XSetWindowAttributes a; | |
2382 | unsigned long mask; | |
334208b7 | 2383 | a.background_pixel = f->display.x->background_pixel; |
12ba150f | 2384 | a.event_mask = (ButtonPressMask | ButtonReleaseMask |
9a572e2a | 2385 | | ButtonMotionMask | PointerMotionHintMask |
12ba150f | 2386 | | ExposureMask); |
7a13e894 | 2387 | a.cursor = FRAME_X_DISPLAY_INFO (f)->vertical_scroll_bar_cursor; |
f451eb13 | 2388 | |
dbc4e1c1 | 2389 | mask = (CWBackPixel | CWEventMask | CWCursor); |
f451eb13 | 2390 | |
3afe33e7 RS |
2391 | #if 0 |
2392 | ||
2393 | ac = 0; | |
2394 | XtSetArg (al[ac], XtNx, left); ac++; | |
2395 | XtSetArg (al[ac], XtNy, top); ac++; | |
2396 | XtSetArg (al[ac], XtNwidth, width); ac++; | |
2397 | XtSetArg (al[ac], XtNheight, height); ac++; | |
2398 | XtSetArg (al[ac], XtNborderWidth, 0); ac++; | |
2399 | sb_widget = XtCreateManagedWidget ("box", | |
7246d1d3 | 2400 | boxWidgetClass, |
334208b7 | 2401 | f->display.x->edit_widget, al, ac); |
7246d1d3 | 2402 | SET_SCROLL_BAR_X_WINDOW |
3afe33e7 | 2403 | (bar, sb_widget->core.window); |
58769bee | 2404 | #endif |
7246d1d3 | 2405 | SET_SCROLL_BAR_X_WINDOW |
58769bee | 2406 | (bar, |
334208b7 | 2407 | XCreateWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f451eb13 | 2408 | |
ab648270 | 2409 | /* Position and size of scroll bar. */ |
12ba150f | 2410 | left, top, width, height, |
f451eb13 | 2411 | |
12ba150f JB |
2412 | /* Border width, depth, class, and visual. */ |
2413 | 0, CopyFromParent, CopyFromParent, CopyFromParent, | |
f451eb13 | 2414 | |
12ba150f JB |
2415 | /* Attributes. */ |
2416 | mask, &a)); | |
f451eb13 JB |
2417 | } |
2418 | ||
e0c1aef2 KH |
2419 | XSETWINDOW (bar->window, window); |
2420 | XSETINT (bar->top, top); | |
2421 | XSETINT (bar->left, left); | |
2422 | XSETINT (bar->width, width); | |
2423 | XSETINT (bar->height, height); | |
2424 | XSETINT (bar->start, 0); | |
2425 | XSETINT (bar->end, 0); | |
12ba150f | 2426 | bar->dragging = Qnil; |
f451eb13 JB |
2427 | |
2428 | /* Add bar to its frame's list of scroll bars. */ | |
334208b7 | 2429 | bar->next = FRAME_SCROLL_BARS (f); |
12ba150f | 2430 | bar->prev = Qnil; |
334208b7 | 2431 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); |
12ba150f | 2432 | if (! NILP (bar->next)) |
e0c1aef2 | 2433 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); |
f451eb13 | 2434 | |
7f9c7f94 | 2435 | XMapRaised (FRAME_X_DISPLAY (f), SCROLL_BAR_X_WINDOW (bar)); |
f451eb13 JB |
2436 | |
2437 | UNBLOCK_INPUT; | |
12ba150f JB |
2438 | |
2439 | return bar; | |
f451eb13 JB |
2440 | } |
2441 | ||
12ba150f JB |
2442 | /* Draw BAR's handle in the proper position. |
2443 | If the handle is already drawn from START to END, don't bother | |
2444 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2445 | redraw it. (REBUILD is handy for drawing the handle after expose | |
58769bee | 2446 | events.) |
12ba150f JB |
2447 | |
2448 | Normally, we want to constrain the start and end of the handle to | |
ab648270 | 2449 | fit inside its rectangle, but if the user is dragging the scroll bar |
12ba150f JB |
2450 | handle, we want to let them drag it down all the way, so that the |
2451 | bar's top is as far down as it goes; otherwise, there's no way to | |
2452 | move to the very end of the buffer. */ | |
f451eb13 | 2453 | static void |
ab648270 JB |
2454 | x_scroll_bar_set_handle (bar, start, end, rebuild) |
2455 | struct scroll_bar *bar; | |
f451eb13 | 2456 | int start, end; |
12ba150f | 2457 | int rebuild; |
f451eb13 | 2458 | { |
12ba150f | 2459 | int dragging = ! NILP (bar->dragging); |
ab648270 | 2460 | Window w = SCROLL_BAR_X_WINDOW (bar); |
334208b7 RS |
2461 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2462 | GC gc = f->display.x->normal_gc; | |
12ba150f JB |
2463 | |
2464 | /* If the display is already accurate, do nothing. */ | |
2465 | if (! rebuild | |
2466 | && start == XINT (bar->start) | |
2467 | && end == XINT (bar->end)) | |
2468 | return; | |
2469 | ||
f451eb13 JB |
2470 | BLOCK_INPUT; |
2471 | ||
2472 | { | |
ab648270 JB |
2473 | int inside_width = VERTICAL_SCROLL_BAR_INSIDE_WIDTH (XINT (bar->width)); |
2474 | int inside_height = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
2475 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
f451eb13 JB |
2476 | |
2477 | /* Make sure the values are reasonable, and try to preserve | |
2478 | the distance between start and end. */ | |
12ba150f JB |
2479 | { |
2480 | int length = end - start; | |
2481 | ||
2482 | if (start < 0) | |
2483 | start = 0; | |
2484 | else if (start > top_range) | |
2485 | start = top_range; | |
2486 | end = start + length; | |
2487 | ||
2488 | if (end < start) | |
2489 | end = start; | |
2490 | else if (end > top_range && ! dragging) | |
2491 | end = top_range; | |
2492 | } | |
f451eb13 | 2493 | |
ab648270 | 2494 | /* Store the adjusted setting in the scroll bar. */ |
e0c1aef2 KH |
2495 | XSETINT (bar->start, start); |
2496 | XSETINT (bar->end, end); | |
f451eb13 | 2497 | |
12ba150f JB |
2498 | /* Clip the end position, just for display. */ |
2499 | if (end > top_range) | |
2500 | end = top_range; | |
f451eb13 | 2501 | |
ab648270 | 2502 | /* Draw bottom positions VERTICAL_SCROLL_BAR_MIN_HANDLE pixels |
12ba150f JB |
2503 | below top positions, to make sure the handle is always at least |
2504 | that many pixels tall. */ | |
ab648270 | 2505 | end += VERTICAL_SCROLL_BAR_MIN_HANDLE; |
f451eb13 | 2506 | |
12ba150f JB |
2507 | /* Draw the empty space above the handle. Note that we can't clear |
2508 | zero-height areas; that means "clear to end of window." */ | |
2509 | if (0 < start) | |
334208b7 | 2510 | XClearArea (FRAME_X_DISPLAY (f), w, |
f451eb13 | 2511 | |
12ba150f | 2512 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2513 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2514 | VERTICAL_SCROLL_BAR_TOP_BORDER, | |
12ba150f JB |
2515 | inside_width, start, |
2516 | False); | |
f451eb13 | 2517 | |
12ba150f | 2518 | /* Draw the handle itself. */ |
334208b7 | 2519 | XFillRectangle (FRAME_X_DISPLAY (f), w, gc, |
f451eb13 | 2520 | |
12ba150f | 2521 | /* x, y, width, height */ |
ab648270 JB |
2522 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2523 | VERTICAL_SCROLL_BAR_TOP_BORDER + start, | |
12ba150f | 2524 | inside_width, end - start); |
f451eb13 | 2525 | |
f451eb13 | 2526 | |
12ba150f JB |
2527 | /* Draw the empty space below the handle. Note that we can't |
2528 | clear zero-height areas; that means "clear to end of window." */ | |
2529 | if (end < inside_height) | |
334208b7 | 2530 | XClearArea (FRAME_X_DISPLAY (f), w, |
f451eb13 | 2531 | |
12ba150f | 2532 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2533 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2534 | VERTICAL_SCROLL_BAR_TOP_BORDER + end, | |
12ba150f JB |
2535 | inside_width, inside_height - end, |
2536 | False); | |
f451eb13 | 2537 | |
f451eb13 JB |
2538 | } |
2539 | ||
f451eb13 JB |
2540 | UNBLOCK_INPUT; |
2541 | } | |
2542 | ||
eb8c3be9 | 2543 | /* Move a scroll bar around on the screen, to accommodate changing |
12ba150f | 2544 | window configurations. */ |
f451eb13 | 2545 | static void |
ab648270 JB |
2546 | x_scroll_bar_move (bar, top, left, width, height) |
2547 | struct scroll_bar *bar; | |
f451eb13 JB |
2548 | int top, left, width, height; |
2549 | { | |
334208b7 RS |
2550 | Window w = SCROLL_BAR_X_WINDOW (bar); |
2551 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2552 | ||
f451eb13 JB |
2553 | BLOCK_INPUT; |
2554 | ||
2555 | { | |
2556 | XWindowChanges wc; | |
2557 | unsigned int mask = 0; | |
2558 | ||
2559 | wc.x = left; | |
2560 | wc.y = top; | |
2561 | wc.width = width; | |
2562 | wc.height = height; | |
2563 | ||
12ba150f JB |
2564 | if (left != XINT (bar->left)) mask |= CWX; |
2565 | if (top != XINT (bar->top)) mask |= CWY; | |
2566 | if (width != XINT (bar->width)) mask |= CWWidth; | |
2567 | if (height != XINT (bar->height)) mask |= CWHeight; | |
58769bee | 2568 | |
12ba150f | 2569 | if (mask) |
334208b7 | 2570 | XConfigureWindow (FRAME_X_DISPLAY (f), SCROLL_BAR_X_WINDOW (bar), |
12ba150f | 2571 | mask, &wc); |
f451eb13 JB |
2572 | } |
2573 | ||
e0c1aef2 KH |
2574 | XSETINT (bar->left, left); |
2575 | XSETINT (bar->top, top); | |
2576 | XSETINT (bar->width, width); | |
2577 | XSETINT (bar->height, height); | |
12ba150f | 2578 | |
f451eb13 JB |
2579 | UNBLOCK_INPUT; |
2580 | } | |
2581 | ||
ab648270 | 2582 | /* Destroy the X window for BAR, and set its Emacs window's scroll bar |
12ba150f JB |
2583 | to nil. */ |
2584 | static void | |
ab648270 JB |
2585 | x_scroll_bar_remove (bar) |
2586 | struct scroll_bar *bar; | |
12ba150f JB |
2587 | { |
2588 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2589 | ||
2590 | BLOCK_INPUT; | |
2591 | ||
2592 | /* Destroy the window. */ | |
334208b7 | 2593 | XDestroyWindow (FRAME_X_DISPLAY (f), SCROLL_BAR_X_WINDOW (bar)); |
12ba150f | 2594 | |
ab648270 JB |
2595 | /* Disassociate this scroll bar from its window. */ |
2596 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
12ba150f JB |
2597 | |
2598 | UNBLOCK_INPUT; | |
2599 | } | |
2600 | ||
2601 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2602 | that we are displaying PORTION characters out of a total of WHOLE | |
ab648270 | 2603 | characters, starting at POSITION. If WINDOW has no scroll bar, |
12ba150f JB |
2604 | create one. */ |
2605 | static void | |
ab648270 | 2606 | XTset_vertical_scroll_bar (window, portion, whole, position) |
f451eb13 JB |
2607 | struct window *window; |
2608 | int portion, whole, position; | |
2609 | { | |
2610 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
f451eb13 | 2611 | int top = XINT (window->top); |
ab648270 JB |
2612 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); |
2613 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
f451eb13 | 2614 | |
ab648270 | 2615 | /* Where should this scroll bar be, pixelwise? */ |
12ba150f JB |
2616 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); |
2617 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
b2cad826 KH |
2618 | int pixel_width |
2619 | = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
2620 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
2621 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->display.x->font))); | |
ab648270 | 2622 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); |
f451eb13 | 2623 | |
ab648270 | 2624 | struct scroll_bar *bar; |
12ba150f | 2625 | |
ab648270 JB |
2626 | /* Does the scroll bar exist yet? */ |
2627 | if (NILP (window->vertical_scroll_bar)) | |
2628 | bar = x_scroll_bar_create (window, | |
f451eb13 JB |
2629 | pixel_top, pixel_left, |
2630 | pixel_width, pixel_height); | |
2631 | else | |
12ba150f JB |
2632 | { |
2633 | /* It may just need to be moved and resized. */ | |
ab648270 JB |
2634 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
2635 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
12ba150f | 2636 | } |
f451eb13 | 2637 | |
ab648270 | 2638 | /* Set the scroll bar's current state, unless we're currently being |
f451eb13 | 2639 | dragged. */ |
12ba150f | 2640 | if (NILP (bar->dragging)) |
f451eb13 | 2641 | { |
12ba150f | 2642 | int top_range = |
ab648270 | 2643 | VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); |
f451eb13 | 2644 | |
12ba150f | 2645 | if (whole == 0) |
ab648270 | 2646 | x_scroll_bar_set_handle (bar, 0, top_range, 0); |
12ba150f JB |
2647 | else |
2648 | { | |
43f868f5 JB |
2649 | int start = ((double) position * top_range) / whole; |
2650 | int end = ((double) (position + portion) * top_range) / whole; | |
12ba150f | 2651 | |
ab648270 | 2652 | x_scroll_bar_set_handle (bar, start, end, 0); |
12ba150f | 2653 | } |
f451eb13 JB |
2654 | } |
2655 | ||
e0c1aef2 | 2656 | XSETVECTOR (window->vertical_scroll_bar, bar); |
f451eb13 JB |
2657 | } |
2658 | ||
12ba150f | 2659 | |
f451eb13 | 2660 | /* The following three hooks are used when we're doing a thorough |
ab648270 | 2661 | redisplay of the frame. We don't explicitly know which scroll bars |
f451eb13 | 2662 | are going to be deleted, because keeping track of when windows go |
12ba150f JB |
2663 | away is a real pain - "Can you say set-window-configuration, boys |
2664 | and girls?" Instead, we just assert at the beginning of redisplay | |
ab648270 | 2665 | that *all* scroll bars are to be removed, and then save a scroll bar |
12ba150f | 2666 | from the fiery pit when we actually redisplay its window. */ |
f451eb13 | 2667 | |
ab648270 JB |
2668 | /* Arrange for all scroll bars on FRAME to be removed at the next call |
2669 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2670 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
58769bee | 2671 | static void |
ab648270 | 2672 | XTcondemn_scroll_bars (frame) |
f451eb13 JB |
2673 | FRAME_PTR frame; |
2674 | { | |
12ba150f JB |
2675 | /* The condemned list should be empty at this point; if it's not, |
2676 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2677 | protocol correctly. */ | |
ab648270 | 2678 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) |
12ba150f JB |
2679 | abort (); |
2680 | ||
2681 | /* Move them all to the "condemned" list. */ | |
ab648270 JB |
2682 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); |
2683 | FRAME_SCROLL_BARS (frame) = Qnil; | |
f451eb13 JB |
2684 | } |
2685 | ||
ab648270 | 2686 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. |
12ba150f | 2687 | Note that WINDOW isn't necessarily condemned at all. */ |
f451eb13 | 2688 | static void |
ab648270 | 2689 | XTredeem_scroll_bar (window) |
12ba150f | 2690 | struct window *window; |
f451eb13 | 2691 | { |
ab648270 | 2692 | struct scroll_bar *bar; |
12ba150f | 2693 | |
ab648270 JB |
2694 | /* We can't redeem this window's scroll bar if it doesn't have one. */ |
2695 | if (NILP (window->vertical_scroll_bar)) | |
12ba150f JB |
2696 | abort (); |
2697 | ||
ab648270 | 2698 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
12ba150f JB |
2699 | |
2700 | /* Unlink it from the condemned list. */ | |
2701 | { | |
2702 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2703 | ||
2704 | if (NILP (bar->prev)) | |
2705 | { | |
2706 | /* If the prev pointer is nil, it must be the first in one of | |
2707 | the lists. */ | |
ab648270 | 2708 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) |
12ba150f JB |
2709 | /* It's not condemned. Everything's fine. */ |
2710 | return; | |
ab648270 JB |
2711 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), |
2712 | window->vertical_scroll_bar)) | |
2713 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
12ba150f JB |
2714 | else |
2715 | /* If its prev pointer is nil, it must be at the front of | |
2716 | one or the other! */ | |
2717 | abort (); | |
2718 | } | |
2719 | else | |
ab648270 | 2720 | XSCROLL_BAR (bar->prev)->next = bar->next; |
12ba150f JB |
2721 | |
2722 | if (! NILP (bar->next)) | |
ab648270 | 2723 | XSCROLL_BAR (bar->next)->prev = bar->prev; |
12ba150f | 2724 | |
ab648270 | 2725 | bar->next = FRAME_SCROLL_BARS (f); |
12ba150f | 2726 | bar->prev = Qnil; |
e0c1aef2 | 2727 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); |
12ba150f | 2728 | if (! NILP (bar->next)) |
e0c1aef2 | 2729 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); |
12ba150f | 2730 | } |
f451eb13 JB |
2731 | } |
2732 | ||
ab648270 JB |
2733 | /* Remove all scroll bars on FRAME that haven't been saved since the |
2734 | last call to `*condemn_scroll_bars_hook'. */ | |
f451eb13 | 2735 | static void |
ab648270 | 2736 | XTjudge_scroll_bars (f) |
12ba150f | 2737 | FRAME_PTR f; |
f451eb13 | 2738 | { |
12ba150f | 2739 | Lisp_Object bar, next; |
f451eb13 | 2740 | |
ab648270 | 2741 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); |
cf7cb199 JB |
2742 | |
2743 | /* Clear out the condemned list now so we won't try to process any | |
ab648270 JB |
2744 | more events on the hapless scroll bars. */ |
2745 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
cf7cb199 JB |
2746 | |
2747 | for (; ! NILP (bar); bar = next) | |
f451eb13 | 2748 | { |
ab648270 | 2749 | struct scroll_bar *b = XSCROLL_BAR (bar); |
12ba150f | 2750 | |
ab648270 | 2751 | x_scroll_bar_remove (b); |
12ba150f JB |
2752 | |
2753 | next = b->next; | |
2754 | b->next = b->prev = Qnil; | |
f451eb13 | 2755 | } |
12ba150f | 2756 | |
ab648270 | 2757 | /* Now there should be no references to the condemned scroll bars, |
12ba150f | 2758 | and they should get garbage-collected. */ |
f451eb13 JB |
2759 | } |
2760 | ||
2761 | ||
ab648270 JB |
2762 | /* Handle an Expose or GraphicsExpose event on a scroll bar. |
2763 | ||
2764 | This may be called from a signal handler, so we have to ignore GC | |
2765 | mark bits. */ | |
f451eb13 | 2766 | static void |
ab648270 JB |
2767 | x_scroll_bar_expose (bar, event) |
2768 | struct scroll_bar *bar; | |
f451eb13 JB |
2769 | XEvent *event; |
2770 | { | |
ab648270 | 2771 | Window w = SCROLL_BAR_X_WINDOW (bar); |
334208b7 RS |
2772 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2773 | GC gc = f->display.x->normal_gc; | |
12ba150f | 2774 | |
f451eb13 JB |
2775 | BLOCK_INPUT; |
2776 | ||
ab648270 | 2777 | x_scroll_bar_set_handle (bar, XINT (bar->start), XINT (bar->end), 1); |
f451eb13 | 2778 | |
ab648270 | 2779 | /* Draw a one-pixel border just inside the edges of the scroll bar. */ |
334208b7 | 2780 | XDrawRectangle (FRAME_X_DISPLAY (f), w, gc, |
f451eb13 JB |
2781 | |
2782 | /* x, y, width, height */ | |
12ba150f | 2783 | 0, 0, XINT (bar->width) - 1, XINT (bar->height) - 1); |
f451eb13 | 2784 | |
f451eb13 JB |
2785 | UNBLOCK_INPUT; |
2786 | } | |
2787 | ||
ab648270 JB |
2788 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind |
2789 | is set to something other than no_event, it is enqueued. | |
2790 | ||
2791 | This may be called from a signal handler, so we have to ignore GC | |
2792 | mark bits. */ | |
f451eb13 | 2793 | static void |
ab648270 JB |
2794 | x_scroll_bar_handle_click (bar, event, emacs_event) |
2795 | struct scroll_bar *bar; | |
f451eb13 JB |
2796 | XEvent *event; |
2797 | struct input_event *emacs_event; | |
2798 | { | |
ab648270 | 2799 | if (XGCTYPE (bar->window) != Lisp_Window) |
12ba150f JB |
2800 | abort (); |
2801 | ||
ab648270 | 2802 | emacs_event->kind = scroll_bar_click; |
69388238 | 2803 | emacs_event->code = event->xbutton.button - Button1; |
f451eb13 | 2804 | emacs_event->modifiers = |
334208b7 RS |
2805 | (x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (XFRAME (WINDOW_FRAME (XWINDOW (bar->window)))), |
2806 | event->xbutton.state) | |
f451eb13 JB |
2807 | | (event->type == ButtonRelease |
2808 | ? up_modifier | |
2809 | : down_modifier)); | |
12ba150f | 2810 | emacs_event->frame_or_window = bar->window; |
f451eb13 | 2811 | emacs_event->timestamp = event->xbutton.time; |
12ba150f JB |
2812 | { |
2813 | int internal_height = | |
ab648270 | 2814 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); |
12ba150f | 2815 | int top_range = |
ab648270 JB |
2816 | VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
2817 | int y = event->xbutton.y - VERTICAL_SCROLL_BAR_TOP_BORDER; | |
12ba150f JB |
2818 | |
2819 | if (y < 0) y = 0; | |
2820 | if (y > top_range) y = top_range; | |
2821 | ||
2822 | if (y < XINT (bar->start)) | |
ab648270 JB |
2823 | emacs_event->part = scroll_bar_above_handle; |
2824 | else if (y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
2825 | emacs_event->part = scroll_bar_handle; | |
12ba150f | 2826 | else |
ab648270 | 2827 | emacs_event->part = scroll_bar_below_handle; |
929787e1 JB |
2828 | |
2829 | /* Just because the user has clicked on the handle doesn't mean | |
5116f055 JB |
2830 | they want to drag it. Lisp code needs to be able to decide |
2831 | whether or not we're dragging. */ | |
929787e1 | 2832 | #if 0 |
12ba150f JB |
2833 | /* If the user has just clicked on the handle, record where they're |
2834 | holding it. */ | |
2835 | if (event->type == ButtonPress | |
ab648270 | 2836 | && emacs_event->part == scroll_bar_handle) |
e0c1aef2 | 2837 | XSETINT (bar->dragging, y - XINT (bar->start)); |
929787e1 | 2838 | #endif |
12ba150f JB |
2839 | |
2840 | /* If the user has released the handle, set it to its final position. */ | |
2841 | if (event->type == ButtonRelease | |
2842 | && ! NILP (bar->dragging)) | |
2843 | { | |
2844 | int new_start = y - XINT (bar->dragging); | |
2845 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); | |
f451eb13 | 2846 | |
ab648270 | 2847 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
12ba150f JB |
2848 | bar->dragging = Qnil; |
2849 | } | |
f451eb13 | 2850 | |
5116f055 JB |
2851 | /* Same deal here as the other #if 0. */ |
2852 | #if 0 | |
58769bee | 2853 | /* Clicks on the handle are always reported as occurring at the top of |
12ba150f | 2854 | the handle. */ |
ab648270 | 2855 | if (emacs_event->part == scroll_bar_handle) |
12ba150f JB |
2856 | emacs_event->x = bar->start; |
2857 | else | |
e0c1aef2 | 2858 | XSETINT (emacs_event->x, y); |
5116f055 | 2859 | #else |
e0c1aef2 | 2860 | XSETINT (emacs_event->x, y); |
5116f055 | 2861 | #endif |
f451eb13 | 2862 | |
e0c1aef2 | 2863 | XSETINT (emacs_event->y, top_range); |
12ba150f JB |
2864 | } |
2865 | } | |
f451eb13 | 2866 | |
ab648270 JB |
2867 | /* Handle some mouse motion while someone is dragging the scroll bar. |
2868 | ||
2869 | This may be called from a signal handler, so we have to ignore GC | |
2870 | mark bits. */ | |
f451eb13 | 2871 | static void |
ab648270 JB |
2872 | x_scroll_bar_note_movement (bar, event) |
2873 | struct scroll_bar *bar; | |
f451eb13 JB |
2874 | XEvent *event; |
2875 | { | |
2876 | last_mouse_movement_time = event->xmotion.time; | |
2877 | ||
2878 | mouse_moved = 1; | |
e0c1aef2 | 2879 | XSETVECTOR (last_mouse_scroll_bar, bar); |
f451eb13 JB |
2880 | |
2881 | /* If we're dragging the bar, display it. */ | |
ab648270 | 2882 | if (! GC_NILP (bar->dragging)) |
f451eb13 JB |
2883 | { |
2884 | /* Where should the handle be now? */ | |
12ba150f | 2885 | int new_start = event->xmotion.y - XINT (bar->dragging); |
f451eb13 | 2886 | |
12ba150f | 2887 | if (new_start != XINT (bar->start)) |
f451eb13 | 2888 | { |
12ba150f | 2889 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); |
58769bee | 2890 | |
ab648270 | 2891 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
f451eb13 JB |
2892 | } |
2893 | } | |
2894 | ||
2895 | /* Call XQueryPointer so we'll get an event the next time the mouse | |
2896 | moves and we can see *still* on the same position. */ | |
2897 | { | |
2898 | int dummy; | |
847e150a | 2899 | Window dummy_window; |
58769bee | 2900 | |
f451eb13 | 2901 | XQueryPointer (event->xmotion.display, event->xmotion.window, |
847e150a | 2902 | &dummy_window, &dummy_window, |
f451eb13 JB |
2903 | &dummy, &dummy, &dummy, &dummy, |
2904 | (unsigned int *) &dummy); | |
2905 | } | |
2906 | } | |
2907 | ||
12ba150f | 2908 | /* Return information to the user about the current position of the mouse |
ab648270 | 2909 | on the scroll bar. */ |
12ba150f | 2910 | static void |
334208b7 RS |
2911 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) |
2912 | FRAME_PTR *fp; | |
12ba150f | 2913 | Lisp_Object *bar_window; |
ab648270 | 2914 | enum scroll_bar_part *part; |
12ba150f JB |
2915 | Lisp_Object *x, *y; |
2916 | unsigned long *time; | |
2917 | { | |
ab648270 | 2918 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); |
334208b7 RS |
2919 | Window w = SCROLL_BAR_X_WINDOW (bar); |
2920 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
12ba150f | 2921 | int win_x, win_y; |
559cb2fb JB |
2922 | Window dummy_window; |
2923 | int dummy_coord; | |
2924 | unsigned int dummy_mask; | |
12ba150f | 2925 | |
cf7cb199 JB |
2926 | BLOCK_INPUT; |
2927 | ||
ab648270 | 2928 | /* Get the mouse's position relative to the scroll bar window, and |
12ba150f | 2929 | report that. */ |
334208b7 | 2930 | if (! XQueryPointer (FRAME_X_DISPLAY (f), w, |
12ba150f | 2931 | |
559cb2fb JB |
2932 | /* Root, child, root x and root y. */ |
2933 | &dummy_window, &dummy_window, | |
2934 | &dummy_coord, &dummy_coord, | |
12ba150f | 2935 | |
559cb2fb JB |
2936 | /* Position relative to scroll bar. */ |
2937 | &win_x, &win_y, | |
12ba150f | 2938 | |
559cb2fb JB |
2939 | /* Mouse buttons and modifier keys. */ |
2940 | &dummy_mask)) | |
7a13e894 | 2941 | ; |
559cb2fb JB |
2942 | else |
2943 | { | |
2944 | int inside_height | |
2945 | = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
2946 | int top_range | |
2947 | = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
2948 | ||
2949 | win_y -= VERTICAL_SCROLL_BAR_TOP_BORDER; | |
2950 | ||
2951 | if (! NILP (bar->dragging)) | |
2952 | win_y -= XINT (bar->dragging); | |
2953 | ||
2954 | if (win_y < 0) | |
2955 | win_y = 0; | |
2956 | if (win_y > top_range) | |
2957 | win_y = top_range; | |
2958 | ||
334208b7 | 2959 | *fp = f; |
7a13e894 | 2960 | *bar_window = bar->window; |
559cb2fb JB |
2961 | |
2962 | if (! NILP (bar->dragging)) | |
2963 | *part = scroll_bar_handle; | |
2964 | else if (win_y < XINT (bar->start)) | |
2965 | *part = scroll_bar_above_handle; | |
2966 | else if (win_y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
2967 | *part = scroll_bar_handle; | |
2968 | else | |
2969 | *part = scroll_bar_below_handle; | |
12ba150f | 2970 | |
e0c1aef2 KH |
2971 | XSETINT (*x, win_y); |
2972 | XSETINT (*y, top_range); | |
12ba150f | 2973 | |
559cb2fb JB |
2974 | mouse_moved = 0; |
2975 | last_mouse_scroll_bar = Qnil; | |
2976 | } | |
12ba150f | 2977 | |
559cb2fb | 2978 | *time = last_mouse_movement_time; |
cf7cb199 | 2979 | |
cf7cb199 | 2980 | UNBLOCK_INPUT; |
12ba150f JB |
2981 | } |
2982 | ||
f451eb13 | 2983 | |
dbc4e1c1 | 2984 | /* The screen has been cleared so we may have changed foreground or |
ab648270 JB |
2985 | background colors, and the scroll bars may need to be redrawn. |
2986 | Clear out the scroll bars, and ask for expose events, so we can | |
dbc4e1c1 JB |
2987 | redraw them. */ |
2988 | ||
ab648270 | 2989 | x_scroll_bar_clear (f) |
dbc4e1c1 JB |
2990 | FRAME_PTR f; |
2991 | { | |
2992 | Lisp_Object bar; | |
2993 | ||
9bc4522e | 2994 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); |
ab648270 | 2995 | bar = XSCROLL_BAR (bar)->next) |
334208b7 | 2996 | XClearArea (FRAME_X_DISPLAY (f), SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
dbc4e1c1 JB |
2997 | 0, 0, 0, 0, True); |
2998 | } | |
2999 | ||
3afe33e7 RS |
3000 | /* This processes Expose events from the menubar specific X event |
3001 | loop in menubar.c. This allows to redisplay the frame if necessary | |
3002 | when handling menubar or popup items. */ | |
3003 | ||
3004 | void | |
3005 | process_expose_from_menu (event) | |
3006 | XEvent event; | |
3007 | { | |
3008 | FRAME_PTR f; | |
3009 | ||
f94397b5 KH |
3010 | BLOCK_INPUT; |
3011 | ||
3afe33e7 RS |
3012 | f = x_window_to_frame (event.xexpose.window); |
3013 | if (f) | |
3014 | { | |
3015 | if (f->async_visible == 0) | |
3016 | { | |
3017 | f->async_visible = 1; | |
3018 | f->async_iconified = 0; | |
3019 | SET_FRAME_GARBAGED (f); | |
3020 | } | |
3021 | else | |
3022 | { | |
3023 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
3024 | event.xexpose.x, event.xexpose.y, | |
3025 | event.xexpose.width, event.xexpose.height); | |
3026 | } | |
3027 | } | |
3028 | else | |
3029 | { | |
3030 | struct scroll_bar *bar | |
3031 | = x_window_to_scroll_bar (event.xexpose.window); | |
58769bee | 3032 | |
3afe33e7 RS |
3033 | if (bar) |
3034 | x_scroll_bar_expose (bar, &event); | |
3035 | } | |
f94397b5 KH |
3036 | |
3037 | UNBLOCK_INPUT; | |
3afe33e7 | 3038 | } |
09756a85 RS |
3039 | \f |
3040 | /* Define a queue to save up SelectionRequest events for later handling. */ | |
3041 | ||
3042 | struct selection_event_queue | |
3043 | { | |
3044 | XEvent event; | |
3045 | struct selection_event_queue *next; | |
3046 | }; | |
3047 | ||
3048 | static struct selection_event_queue *queue; | |
3049 | ||
3050 | /* Nonzero means queue up certain events--don't process them yet. */ | |
3051 | static int x_queue_selection_requests; | |
3052 | ||
3053 | /* Queue up an X event *EVENT, to be processed later. */ | |
dbc4e1c1 | 3054 | |
09756a85 | 3055 | static void |
334208b7 RS |
3056 | x_queue_event (f, event) |
3057 | FRAME_PTR f; | |
09756a85 RS |
3058 | XEvent *event; |
3059 | { | |
3060 | struct selection_event_queue *queue_tmp | |
3061 | = (struct selection_event_queue *) malloc (sizeof (struct selection_event_queue)); | |
3062 | ||
58769bee | 3063 | if (queue_tmp != NULL) |
09756a85 RS |
3064 | { |
3065 | queue_tmp->event = *event; | |
3066 | queue_tmp->next = queue; | |
3067 | queue = queue_tmp; | |
3068 | } | |
3069 | } | |
3070 | ||
3071 | /* Take all the queued events and put them back | |
3072 | so that they get processed afresh. */ | |
3073 | ||
3074 | static void | |
334208b7 RS |
3075 | x_unqueue_events (f) |
3076 | FRAME_PTR f; | |
09756a85 | 3077 | { |
58769bee | 3078 | while (queue != NULL) |
09756a85 RS |
3079 | { |
3080 | struct selection_event_queue *queue_tmp = queue; | |
334208b7 | 3081 | XPutBackEvent (FRAME_X_DISPLAY (f), &queue_tmp->event); |
09756a85 RS |
3082 | queue = queue_tmp->next; |
3083 | free ((char *)queue_tmp); | |
3084 | } | |
3085 | } | |
3086 | ||
3087 | /* Start queuing SelectionRequest events. */ | |
3088 | ||
3089 | void | |
334208b7 RS |
3090 | x_start_queuing_selection_requests (f) |
3091 | FRAME_PTR f; | |
09756a85 RS |
3092 | { |
3093 | x_queue_selection_requests++; | |
3094 | } | |
3095 | ||
3096 | /* Stop queuing SelectionRequest events. */ | |
3097 | ||
3098 | void | |
334208b7 RS |
3099 | x_stop_queuing_selection_requests (f) |
3100 | FRAME_PTR f; | |
09756a85 RS |
3101 | { |
3102 | x_queue_selection_requests--; | |
334208b7 | 3103 | x_unqueue_events (f); |
09756a85 | 3104 | } |
f451eb13 JB |
3105 | \f |
3106 | /* The main X event-reading loop - XTread_socket. */ | |
dc6f92b8 | 3107 | |
dc6f92b8 JB |
3108 | /* Timestamp of enter window event. This is only used by XTread_socket, |
3109 | but we have to put it out here, since static variables within functions | |
3110 | sometimes don't work. */ | |
3111 | static Time enter_timestamp; | |
3112 | ||
11edeb03 | 3113 | /* This holds the state XLookupString needs to implement dead keys |
58769bee | 3114 | and other tricks known as "compose processing". _X Window System_ |
11edeb03 JB |
3115 | says that a portable program can't use this, but Stephen Gildea assures |
3116 | me that letting the compiler initialize it to zeros will work okay. | |
3117 | ||
3118 | This must be defined outside of XTread_socket, for the same reasons | |
3119 | given for enter_timestamp, above. */ | |
3120 | static XComposeStatus compose_status; | |
3121 | ||
10e6549c RS |
3122 | /* Record the last 100 characters stored |
3123 | to help debug the loss-of-chars-during-GC problem. */ | |
3124 | int temp_index; | |
3125 | short temp_buffer[100]; | |
3126 | ||
7a13e894 RS |
3127 | /* Set this to nonzero to fake an "X I/O error" |
3128 | on a particular display. */ | |
3129 | struct x_display_info *XTread_socket_fake_io_error; | |
3130 | ||
dc6f92b8 JB |
3131 | /* Read events coming from the X server. |
3132 | This routine is called by the SIGIO handler. | |
3133 | We return as soon as there are no more events to be read. | |
3134 | ||
3135 | Events representing keys are stored in buffer BUFP, | |
3136 | which can hold up to NUMCHARS characters. | |
3137 | We return the number of characters stored into the buffer, | |
3138 | thus pretending to be `read'. | |
3139 | ||
3140 | WAITP is nonzero if we should block until input arrives. | |
3141 | EXPECTED is nonzero if the caller knows input is available. */ | |
3142 | ||
7c5283e4 | 3143 | int |
dc6f92b8 JB |
3144 | XTread_socket (sd, bufp, numchars, waitp, expected) |
3145 | register int sd; | |
3146 | register struct input_event *bufp; | |
3147 | register int numchars; | |
3148 | int waitp; | |
3149 | int expected; | |
3150 | { | |
3151 | int count = 0; | |
3152 | int nbytes = 0; | |
3153 | int mask; | |
3154 | int items_pending; /* How many items are in the X queue. */ | |
3155 | XEvent event; | |
f676886a | 3156 | struct frame *f; |
66f55a9d | 3157 | int event_found = 0; |
dc6f92b8 JB |
3158 | int prefix; |
3159 | Lisp_Object part; | |
334208b7 | 3160 | struct x_display_info *dpyinfo; |
dc6f92b8 | 3161 | |
9ac0d9e0 | 3162 | if (interrupt_input_blocked) |
dc6f92b8 | 3163 | { |
9ac0d9e0 | 3164 | interrupt_input_pending = 1; |
dc6f92b8 JB |
3165 | return -1; |
3166 | } | |
3167 | ||
9ac0d9e0 | 3168 | interrupt_input_pending = 0; |
dc6f92b8 | 3169 | BLOCK_INPUT; |
c0a04927 RS |
3170 | |
3171 | /* So people can tell when we have read the available input. */ | |
3172 | input_signal_count++; | |
3173 | ||
dc6f92b8 JB |
3174 | if (numchars <= 0) |
3175 | abort (); /* Don't think this happens. */ | |
3176 | ||
7a13e894 RS |
3177 | /* Find the display we are supposed to read input for. |
3178 | It's the one communicating on descriptor SD. */ | |
3179 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
3180 | { | |
3181 | #if 0 /* This ought to be unnecessary; let's verify it. */ | |
dc6f92b8 | 3182 | #ifdef FIOSNBIO |
7a13e894 RS |
3183 | /* If available, Xlib uses FIOSNBIO to make the socket |
3184 | non-blocking, and then looks for EWOULDBLOCK. If O_NDELAY is set, | |
3185 | FIOSNBIO is ignored, and instead of signalling EWOULDBLOCK, | |
3186 | a read returns 0, which Xlib interprets as equivalent to EPIPE. */ | |
3187 | fcntl (dpyinfo->connection, F_SETFL, 0); | |
c118dd06 | 3188 | #endif /* ! defined (FIOSNBIO) */ |
7a13e894 | 3189 | #endif |
dc6f92b8 | 3190 | |
7a13e894 RS |
3191 | #if 0 /* This code can't be made to work, with multiple displays, |
3192 | and appears not to be used on any system any more. | |
3193 | Also keyboard.c doesn't turn O_NDELAY on and off | |
3194 | for X connections. */ | |
dc6f92b8 JB |
3195 | #ifndef SIGIO |
3196 | #ifndef HAVE_SELECT | |
7a13e894 RS |
3197 | if (! (fcntl (dpyinfo->connection, F_GETFL, 0) & O_NDELAY)) |
3198 | { | |
3199 | extern int read_alarm_should_throw; | |
3200 | read_alarm_should_throw = 1; | |
3201 | XPeekEvent (dpyinfo->display, &event); | |
3202 | read_alarm_should_throw = 0; | |
3203 | } | |
c118dd06 JB |
3204 | #endif /* HAVE_SELECT */ |
3205 | #endif /* SIGIO */ | |
7a13e894 | 3206 | #endif |
dc6f92b8 | 3207 | |
7a13e894 RS |
3208 | /* For debugging, this gives a way to fake an I/O error. */ |
3209 | if (dpyinfo == XTread_socket_fake_io_error) | |
3210 | { | |
3211 | XTread_socket_fake_io_error = 0; | |
3212 | x_io_error_quitter (dpyinfo->display); | |
3213 | } | |
dc6f92b8 | 3214 | |
7a13e894 | 3215 | while (XPending (dpyinfo->display) != 0) |
dc6f92b8 | 3216 | { |
7a13e894 RS |
3217 | XNextEvent (dpyinfo->display, &event); |
3218 | event_found = 1; | |
3219 | ||
3220 | switch (event.type) | |
3221 | { | |
3222 | case ClientMessage: | |
c047688c | 3223 | { |
7a13e894 RS |
3224 | if (event.xclient.message_type |
3225 | == dpyinfo->Xatom_wm_protocols | |
3226 | && event.xclient.format == 32) | |
c047688c | 3227 | { |
7a13e894 RS |
3228 | if (event.xclient.data.l[0] |
3229 | == dpyinfo->Xatom_wm_take_focus) | |
c047688c | 3230 | { |
7a13e894 RS |
3231 | f = x_window_to_frame (event.xclient.window); |
3232 | /* Since we set WM_TAKE_FOCUS, we must call | |
3233 | XSetInputFocus explicitly. But not if f is null, | |
3234 | since that might be an event for a deleted frame. */ | |
3235 | if (f) | |
3236 | XSetInputFocus (event.xclient.display, | |
3237 | event.xclient.window, | |
3238 | RevertToPointerRoot, | |
3239 | event.xclient.data.l[1]); | |
3240 | /* Not certain about handling scroll bars here */ | |
c047688c | 3241 | } |
7a13e894 RS |
3242 | else if (event.xclient.data.l[0] |
3243 | == dpyinfo->Xatom_wm_save_yourself) | |
3244 | { | |
3245 | /* Save state modify the WM_COMMAND property to | |
3246 | something which can reinstate us. This notifies | |
3247 | the session manager, who's looking for such a | |
3248 | PropertyNotify. Can restart processing when | |
3249 | a keyboard or mouse event arrives. */ | |
3250 | if (numchars > 0) | |
3251 | { | |
3252 | f = x_top_window_to_frame (event.xclient.window); | |
3253 | ||
3254 | /* This is just so we only give real data once | |
3255 | for a single Emacs process. */ | |
3256 | if (f == selected_frame) | |
3257 | XSetCommand (FRAME_X_DISPLAY (f), | |
3258 | event.xclient.window, | |
3259 | initial_argv, initial_argc); | |
3260 | else | |
3261 | XSetCommand (FRAME_X_DISPLAY (f), | |
3262 | event.xclient.window, | |
3263 | 0, 0); | |
3264 | } | |
3265 | } | |
3266 | else if (event.xclient.data.l[0] | |
3267 | == dpyinfo->Xatom_wm_delete_window) | |
1fb20991 | 3268 | { |
7a13e894 | 3269 | struct frame *f = x_any_window_to_frame (event.xclient.window); |
1fb20991 | 3270 | |
7a13e894 RS |
3271 | if (f) |
3272 | { | |
3273 | if (numchars == 0) | |
3274 | abort (); | |
1fb20991 | 3275 | |
7a13e894 RS |
3276 | bufp->kind = delete_window_event; |
3277 | XSETFRAME (bufp->frame_or_window, f); | |
3278 | bufp++; | |
3279 | ||
3280 | count += 1; | |
3281 | numchars -= 1; | |
3282 | } | |
1fb20991 | 3283 | } |
c047688c | 3284 | } |
7a13e894 RS |
3285 | else if (event.xclient.message_type |
3286 | == dpyinfo->Xatom_wm_configure_denied) | |
3287 | { | |
3288 | } | |
3289 | else if (event.xclient.message_type | |
3290 | == dpyinfo->Xatom_wm_window_moved) | |
3291 | { | |
3292 | int new_x, new_y; | |
3293 | struct frame *f = x_window_to_frame (event.xclient.window); | |
58769bee | 3294 | |
7a13e894 RS |
3295 | new_x = event.xclient.data.s[0]; |
3296 | new_y = event.xclient.data.s[1]; | |
1fb20991 | 3297 | |
7a13e894 RS |
3298 | if (f) |
3299 | { | |
3300 | f->display.x->left_pos = new_x; | |
3301 | f->display.x->top_pos = new_y; | |
3302 | } | |
1fb20991 | 3303 | } |
5627c40e | 3304 | #if defined (USE_X_TOOLKIT) && defined (HAVE_X11R5) |
7a13e894 RS |
3305 | else if (event.xclient.message_type |
3306 | == dpyinfo->Xatom_editres) | |
3307 | { | |
3308 | struct frame *f = x_any_window_to_frame (event.xclient.window); | |
3309 | _XEditResCheckMessages (f->display.x->widget, NULL, &event, NULL); | |
3310 | } | |
5627c40e | 3311 | #endif /* USE_X_TOOLKIT and HAVE_X11R5 */ |
7a13e894 RS |
3312 | } |
3313 | break; | |
dc6f92b8 | 3314 | |
7a13e894 | 3315 | case SelectionNotify: |
3afe33e7 | 3316 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3317 | if (! x_window_to_frame (event.xselection.requestor)) |
3318 | goto OTHER; | |
3afe33e7 | 3319 | #endif /* not USE_X_TOOLKIT */ |
7a13e894 RS |
3320 | x_handle_selection_notify (&event); |
3321 | break; | |
d56a553a | 3322 | |
7a13e894 | 3323 | case SelectionClear: /* Someone has grabbed ownership. */ |
3afe33e7 | 3324 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3325 | if (! x_window_to_frame (event.xselectionclear.window)) |
3326 | goto OTHER; | |
3afe33e7 | 3327 | #endif /* USE_X_TOOLKIT */ |
7a13e894 RS |
3328 | { |
3329 | XSelectionClearEvent *eventp = (XSelectionClearEvent *) &event; | |
d56a553a | 3330 | |
7a13e894 RS |
3331 | if (numchars == 0) |
3332 | abort (); | |
d56a553a | 3333 | |
7a13e894 RS |
3334 | bufp->kind = selection_clear_event; |
3335 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
3336 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
3337 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
3338 | bufp++; | |
d56a553a | 3339 | |
7a13e894 RS |
3340 | count += 1; |
3341 | numchars -= 1; | |
3342 | } | |
3343 | break; | |
dc6f92b8 | 3344 | |
7a13e894 | 3345 | case SelectionRequest: /* Someone wants our selection. */ |
3afe33e7 | 3346 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3347 | if (!x_window_to_frame (event.xselectionrequest.owner)) |
3348 | goto OTHER; | |
3afe33e7 | 3349 | #endif /* USE_X_TOOLKIT */ |
7a13e894 RS |
3350 | if (x_queue_selection_requests) |
3351 | x_queue_event (x_window_to_frame (event.xselectionrequest.owner), | |
3352 | &event); | |
3353 | else | |
3354 | { | |
3355 | XSelectionRequestEvent *eventp = (XSelectionRequestEvent *) &event; | |
dc6f92b8 | 3356 | |
7a13e894 RS |
3357 | if (numchars == 0) |
3358 | abort (); | |
3359 | ||
3360 | bufp->kind = selection_request_event; | |
3361 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
3362 | SELECTION_EVENT_REQUESTOR (bufp) = eventp->requestor; | |
3363 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
3364 | SELECTION_EVENT_TARGET (bufp) = eventp->target; | |
3365 | SELECTION_EVENT_PROPERTY (bufp) = eventp->property; | |
3366 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
3367 | bufp++; | |
3368 | ||
3369 | count += 1; | |
3370 | numchars -= 1; | |
3371 | } | |
3372 | break; | |
3373 | ||
3374 | case PropertyNotify: | |
3afe33e7 | 3375 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3376 | if (!x_any_window_to_frame (event.xproperty.window)) |
3377 | goto OTHER; | |
3afe33e7 | 3378 | #endif /* not USE_X_TOOLKIT */ |
7a13e894 RS |
3379 | x_handle_property_notify (&event); |
3380 | break; | |
dc6f92b8 | 3381 | |
7a13e894 RS |
3382 | case ReparentNotify: |
3383 | f = x_top_window_to_frame (event.xreparent.window); | |
3384 | if (f) | |
3385 | { | |
3386 | int x, y; | |
3387 | f->display.x->parent_desc = event.xreparent.parent; | |
3388 | x_real_positions (f, &x, &y); | |
3389 | f->display.x->left_pos = x; | |
3390 | f->display.x->top_pos = y; | |
3391 | } | |
3392 | break; | |
3bd330d4 | 3393 | |
7a13e894 RS |
3394 | case Expose: |
3395 | f = x_window_to_frame (event.xexpose.window); | |
3396 | if (f) | |
dc6f92b8 | 3397 | { |
7a13e894 RS |
3398 | if (f->async_visible == 0) |
3399 | { | |
3400 | f->async_visible = 1; | |
3401 | f->async_iconified = 0; | |
3402 | SET_FRAME_GARBAGED (f); | |
3403 | } | |
3404 | else | |
3405 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
3406 | event.xexpose.x, event.xexpose.y, | |
3407 | event.xexpose.width, event.xexpose.height); | |
dc6f92b8 JB |
3408 | } |
3409 | else | |
7a13e894 RS |
3410 | { |
3411 | struct scroll_bar *bar | |
3412 | = x_window_to_scroll_bar (event.xexpose.window); | |
58769bee | 3413 | |
7a13e894 RS |
3414 | if (bar) |
3415 | x_scroll_bar_expose (bar, &event); | |
3afe33e7 | 3416 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3417 | else |
3418 | goto OTHER; | |
3afe33e7 | 3419 | #endif /* USE_X_TOOLKIT */ |
7a13e894 RS |
3420 | } |
3421 | break; | |
dc6f92b8 | 3422 | |
7a13e894 RS |
3423 | case GraphicsExpose: /* This occurs when an XCopyArea's |
3424 | source area was obscured or not | |
3425 | available.*/ | |
3426 | f = x_window_to_frame (event.xgraphicsexpose.drawable); | |
3427 | if (f) | |
3428 | { | |
3429 | dumprectangle (f, | |
3430 | event.xgraphicsexpose.x, event.xgraphicsexpose.y, | |
3431 | event.xgraphicsexpose.width, | |
3432 | event.xgraphicsexpose.height); | |
3433 | } | |
3afe33e7 | 3434 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3435 | else |
3436 | goto OTHER; | |
3afe33e7 | 3437 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3438 | break; |
dc6f92b8 | 3439 | |
7a13e894 RS |
3440 | case NoExpose: /* This occurs when an XCopyArea's |
3441 | source area was completely | |
3442 | available */ | |
3443 | break; | |
dc6f92b8 | 3444 | |
7a13e894 RS |
3445 | case UnmapNotify: |
3446 | f = x_any_window_to_frame (event.xunmap.window); | |
3447 | if (f) /* F may no longer exist if | |
3448 | the frame was deleted. */ | |
3449 | { | |
3450 | /* While a frame is unmapped, display generation is | |
3451 | disabled; you don't want to spend time updating a | |
3452 | display that won't ever be seen. */ | |
3453 | f->async_visible = 0; | |
3454 | /* We can't distinguish, from the event, whether the window | |
3455 | has become iconified or invisible. So assume, if it | |
3456 | was previously visible, than now it is iconified. | |
3457 | We depend on x_make_frame_invisible to mark it iconified. */ | |
3458 | if (FRAME_VISIBLE_P (f) || FRAME_ICONIFIED_P (f)) | |
3459 | f->async_iconified = 1; | |
bddd097c KH |
3460 | |
3461 | bufp->kind = iconify_event; | |
3462 | XSETFRAME (bufp->frame_or_window, f); | |
3463 | bufp++; | |
3464 | count++; | |
3465 | numchars--; | |
7a13e894 | 3466 | } |
3afe33e7 | 3467 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3468 | goto OTHER; |
3afe33e7 | 3469 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3470 | break; |
dc6f92b8 | 3471 | |
7a13e894 RS |
3472 | case MapNotify: |
3473 | /* We use x_top_window_to_frame because map events can come | |
3474 | for subwindows and they don't mean that the frame is visible. */ | |
3475 | f = x_top_window_to_frame (event.xmap.window); | |
3476 | if (f) | |
3477 | { | |
3478 | f->async_visible = 1; | |
3479 | f->async_iconified = 0; | |
dc6f92b8 | 3480 | |
7a13e894 RS |
3481 | /* wait_reading_process_input will notice this and update |
3482 | the frame's display structures. */ | |
3483 | SET_FRAME_GARBAGED (f); | |
bddd097c KH |
3484 | |
3485 | bufp->kind = deiconify_event; | |
3486 | XSETFRAME (bufp->frame_or_window, f); | |
3487 | bufp++; | |
3488 | count++; | |
3489 | numchars--; | |
7a13e894 | 3490 | } |
3afe33e7 | 3491 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3492 | goto OTHER; |
3afe33e7 | 3493 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3494 | break; |
dc6f92b8 | 3495 | |
7a13e894 RS |
3496 | /* Turn off processing if we become fully obscured. */ |
3497 | case VisibilityNotify: | |
3498 | break; | |
dc6f92b8 | 3499 | |
7a13e894 RS |
3500 | case KeyPress: |
3501 | f = x_any_window_to_frame (event.xkey.window); | |
f451eb13 | 3502 | |
7a13e894 RS |
3503 | if (f != 0) |
3504 | { | |
3505 | KeySym keysym, orig_keysym; | |
3506 | /* al%imercury@uunet.uu.net says that making this 81 instead of | |
3507 | 80 fixed a bug whereby meta chars made his Emacs hang. */ | |
3508 | unsigned char copy_buffer[81]; | |
3509 | int modifiers; | |
64bb1782 | 3510 | |
7a13e894 RS |
3511 | event.xkey.state |
3512 | |= x_emacs_to_x_modifiers (FRAME_X_DISPLAY_INFO (f), | |
3513 | extra_keyboard_modifiers); | |
3514 | modifiers = event.xkey.state; | |
3a2712f9 | 3515 | |
7a13e894 | 3516 | /* This will have to go some day... */ |
752a043f | 3517 | |
7a13e894 RS |
3518 | /* make_lispy_event turns chars into control chars. |
3519 | Don't do it here because XLookupString is too eager. */ | |
3520 | event.xkey.state &= ~ControlMask; | |
3521 | nbytes = | |
3522 | XLookupString (&event.xkey, copy_buffer, 80, &keysym, | |
3523 | &compose_status); | |
dc6f92b8 | 3524 | |
7a13e894 | 3525 | orig_keysym = keysym; |
55123275 | 3526 | |
7a13e894 RS |
3527 | if (numchars > 1) |
3528 | { | |
3529 | if (((keysym >= XK_BackSpace && keysym <= XK_Escape) | |
3530 | || keysym == XK_Delete | |
3531 | || IsCursorKey (keysym) /* 0xff50 <= x < 0xff60 */ | |
3532 | || IsMiscFunctionKey (keysym) /* 0xff60 <= x < VARIES */ | |
c34790e0 | 3533 | #ifdef HPUX |
7a13e894 RS |
3534 | /* This recognizes the "extended function keys". |
3535 | It seems there's no cleaner way. | |
3536 | Test IsModifierKey to avoid handling mode_switch | |
3537 | incorrectly. */ | |
3538 | || ((unsigned) (keysym) >= XK_Select | |
3539 | && (unsigned)(keysym) < XK_KP_Space) | |
69388238 RS |
3540 | #endif |
3541 | #ifdef XK_dead_circumflex | |
7a13e894 | 3542 | || orig_keysym == XK_dead_circumflex |
69388238 RS |
3543 | #endif |
3544 | #ifdef XK_dead_grave | |
7a13e894 | 3545 | || orig_keysym == XK_dead_grave |
69388238 RS |
3546 | #endif |
3547 | #ifdef XK_dead_tilde | |
7a13e894 | 3548 | || orig_keysym == XK_dead_tilde |
69388238 RS |
3549 | #endif |
3550 | #ifdef XK_dead_diaeresis | |
7a13e894 | 3551 | || orig_keysym == XK_dead_diaeresis |
69388238 RS |
3552 | #endif |
3553 | #ifdef XK_dead_macron | |
7a13e894 | 3554 | || orig_keysym == XK_dead_macron |
69388238 RS |
3555 | #endif |
3556 | #ifdef XK_dead_degree | |
7a13e894 | 3557 | || orig_keysym == XK_dead_degree |
69388238 RS |
3558 | #endif |
3559 | #ifdef XK_dead_acute | |
7a13e894 | 3560 | || orig_keysym == XK_dead_acute |
69388238 RS |
3561 | #endif |
3562 | #ifdef XK_dead_cedilla | |
7a13e894 | 3563 | || orig_keysym == XK_dead_cedilla |
69388238 RS |
3564 | #endif |
3565 | #ifdef XK_dead_breve | |
7a13e894 | 3566 | || orig_keysym == XK_dead_breve |
69388238 RS |
3567 | #endif |
3568 | #ifdef XK_dead_ogonek | |
7a13e894 | 3569 | || orig_keysym == XK_dead_ogonek |
69388238 RS |
3570 | #endif |
3571 | #ifdef XK_dead_caron | |
7a13e894 | 3572 | || orig_keysym == XK_dead_caron |
69388238 RS |
3573 | #endif |
3574 | #ifdef XK_dead_doubleacute | |
7a13e894 | 3575 | || orig_keysym == XK_dead_doubleacute |
69388238 RS |
3576 | #endif |
3577 | #ifdef XK_dead_abovedot | |
7a13e894 | 3578 | || orig_keysym == XK_dead_abovedot |
c34790e0 | 3579 | #endif |
7a13e894 RS |
3580 | || IsKeypadKey (keysym) /* 0xff80 <= x < 0xffbe */ |
3581 | || IsFunctionKey (keysym) /* 0xffbe <= x < 0xffe1 */ | |
3582 | /* Any "vendor-specific" key is ok. */ | |
3583 | || (orig_keysym & (1 << 28))) | |
3584 | && ! (IsModifierKey (orig_keysym) | |
7719aa06 RS |
3585 | #ifndef HAVE_X11R5 |
3586 | #ifdef XK_Mode_switch | |
7a13e894 | 3587 | || ((unsigned)(orig_keysym) == XK_Mode_switch) |
7719aa06 RS |
3588 | #endif |
3589 | #ifdef XK_Num_Lock | |
7a13e894 | 3590 | || ((unsigned)(orig_keysym) == XK_Num_Lock) |
7719aa06 RS |
3591 | #endif |
3592 | #endif /* not HAVE_X11R5 */ | |
7a13e894 | 3593 | )) |
dc6f92b8 | 3594 | { |
10e6549c RS |
3595 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3596 | temp_index = 0; | |
7a13e894 RS |
3597 | temp_buffer[temp_index++] = keysym; |
3598 | bufp->kind = non_ascii_keystroke; | |
3599 | bufp->code = keysym; | |
e0c1aef2 | 3600 | XSETFRAME (bufp->frame_or_window, f); |
334208b7 RS |
3601 | bufp->modifiers |
3602 | = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), | |
3603 | modifiers); | |
1113d9db | 3604 | bufp->timestamp = event.xkey.time; |
dc6f92b8 | 3605 | bufp++; |
7a13e894 RS |
3606 | count++; |
3607 | numchars--; | |
dc6f92b8 | 3608 | } |
7a13e894 RS |
3609 | else if (numchars > nbytes) |
3610 | { | |
3611 | register int i; | |
3612 | ||
3613 | for (i = 0; i < nbytes; i++) | |
3614 | { | |
3615 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
3616 | temp_index = 0; | |
3617 | temp_buffer[temp_index++] = copy_buffer[i]; | |
3618 | bufp->kind = ascii_keystroke; | |
3619 | bufp->code = copy_buffer[i]; | |
3620 | XSETFRAME (bufp->frame_or_window, f); | |
3621 | bufp->modifiers | |
3622 | = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), | |
3623 | modifiers); | |
3624 | bufp->timestamp = event.xkey.time; | |
3625 | bufp++; | |
3626 | } | |
3627 | ||
3628 | count += nbytes; | |
3629 | numchars -= nbytes; | |
3630 | } | |
3631 | else | |
3632 | abort (); | |
dc6f92b8 | 3633 | } |
10e6549c RS |
3634 | else |
3635 | abort (); | |
dc6f92b8 | 3636 | } |
7a13e894 | 3637 | break; |
f451eb13 | 3638 | |
7a13e894 RS |
3639 | /* Here's a possible interpretation of the whole |
3640 | FocusIn-EnterNotify FocusOut-LeaveNotify mess. If you get a | |
3641 | FocusIn event, you have to get a FocusOut event before you | |
3642 | relinquish the focus. If you haven't received a FocusIn event, | |
3643 | then a mere LeaveNotify is enough to free you. */ | |
f451eb13 | 3644 | |
7a13e894 RS |
3645 | case EnterNotify: |
3646 | f = x_any_window_to_frame (event.xcrossing.window); | |
6d4238f3 | 3647 | |
7a13e894 | 3648 | if (event.xcrossing.focus) /* Entered Window */ |
dc6f92b8 | 3649 | { |
7a13e894 RS |
3650 | /* Avoid nasty pop/raise loops. */ |
3651 | if (f && (!(f->auto_raise) | |
3652 | || !(f->auto_lower) | |
3653 | || (event.xcrossing.time - enter_timestamp) > 500)) | |
3654 | { | |
3655 | x_new_focus_frame (f); | |
3656 | enter_timestamp = event.xcrossing.time; | |
3657 | } | |
dc6f92b8 | 3658 | } |
7a13e894 RS |
3659 | else if (f == x_focus_frame) |
3660 | x_new_focus_frame (0); | |
3661 | /* EnterNotify counts as mouse movement, | |
3662 | so update things that depend on mouse position. */ | |
3663 | if (f) | |
3664 | note_mouse_movement (f, &event.xmotion); | |
3afe33e7 | 3665 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3666 | goto OTHER; |
3afe33e7 | 3667 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3668 | break; |
dc6f92b8 | 3669 | |
7a13e894 RS |
3670 | case FocusIn: |
3671 | f = x_any_window_to_frame (event.xfocus.window); | |
3672 | if (event.xfocus.detail != NotifyPointer) | |
3673 | x_focus_event_frame = f; | |
3674 | if (f) | |
3675 | x_new_focus_frame (f); | |
3afe33e7 | 3676 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3677 | goto OTHER; |
3afe33e7 | 3678 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3679 | break; |
f451eb13 | 3680 | |
10c5e63d | 3681 | |
7a13e894 RS |
3682 | case LeaveNotify: |
3683 | f = x_top_window_to_frame (event.xcrossing.window); | |
3684 | if (f) | |
10c5e63d | 3685 | { |
7a13e894 RS |
3686 | if (f == dpyinfo->mouse_face_mouse_frame) |
3687 | /* If we move outside the frame, | |
3688 | then we're certainly no longer on any text in the frame. */ | |
3689 | clear_mouse_face (dpyinfo); | |
3690 | ||
3691 | if (event.xcrossing.focus) | |
3692 | { | |
3693 | if (! x_focus_event_frame) | |
3694 | x_new_focus_frame (0); | |
3695 | else | |
3696 | x_new_focus_frame (f); | |
3697 | } | |
10c5e63d | 3698 | else |
7a13e894 RS |
3699 | { |
3700 | if (f == x_focus_event_frame) | |
3701 | x_focus_event_frame = 0; | |
3702 | if (f == x_focus_frame) | |
3703 | x_new_focus_frame (0); | |
3704 | } | |
10c5e63d | 3705 | } |
3afe33e7 | 3706 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3707 | goto OTHER; |
3afe33e7 | 3708 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3709 | break; |
dc6f92b8 | 3710 | |
7a13e894 RS |
3711 | case FocusOut: |
3712 | f = x_any_window_to_frame (event.xfocus.window); | |
3713 | if (event.xfocus.detail != NotifyPointer | |
3714 | && f == x_focus_event_frame) | |
3715 | x_focus_event_frame = 0; | |
3716 | if (f && f == x_focus_frame) | |
3717 | x_new_focus_frame (0); | |
3afe33e7 | 3718 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3719 | goto OTHER; |
3afe33e7 | 3720 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3721 | break; |
dc6f92b8 | 3722 | |
7a13e894 | 3723 | case MotionNotify: |
dc6f92b8 | 3724 | { |
7a13e894 RS |
3725 | if (dpyinfo->grabbed && last_mouse_frame |
3726 | && FRAME_LIVE_P (last_mouse_frame)) | |
3727 | f = last_mouse_frame; | |
3728 | else | |
3729 | f = x_window_to_frame (event.xmotion.window); | |
3730 | if (f) | |
3731 | note_mouse_movement (f, &event.xmotion); | |
3732 | else | |
3733 | { | |
3734 | struct scroll_bar *bar | |
3735 | = x_window_to_scroll_bar (event.xmotion.window); | |
f451eb13 | 3736 | |
7a13e894 RS |
3737 | if (bar) |
3738 | x_scroll_bar_note_movement (bar, &event); | |
b8009dd1 | 3739 | |
7a13e894 RS |
3740 | /* If we move outside the frame, |
3741 | then we're certainly no longer on any text in the frame. */ | |
3742 | clear_mouse_face (dpyinfo); | |
3743 | } | |
dc6f92b8 | 3744 | } |
0a178815 | 3745 | #if 0 /* This should be unnecessary, since the toolkit has no use |
7a13e894 RS |
3746 | for motion events that happen outside of the menu event loop, |
3747 | and it seems to cause the bug that mouse events stop coming | |
3748 | after a while. */ | |
3afe33e7 | 3749 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3750 | goto OTHER; |
3afe33e7 | 3751 | #endif /* USE_X_TOOLKIT */ |
0a178815 | 3752 | #endif |
7a13e894 | 3753 | break; |
dc6f92b8 | 3754 | |
7a13e894 RS |
3755 | case ConfigureNotify: |
3756 | f = x_any_window_to_frame (event.xconfigure.window); | |
3afe33e7 | 3757 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3758 | if (f |
3a35ab44 | 3759 | #if 0 |
7a13e894 | 3760 | && ! event.xconfigure.send_event |
3a35ab44 | 3761 | #endif |
7a13e894 | 3762 | && (event.xconfigure.window == XtWindow (f->display.x->widget))) |
af395ec1 RS |
3763 | { |
3764 | Window win, child; | |
3765 | int win_x, win_y; | |
3766 | ||
6cc35d86 JB |
3767 | /* Find the position of the outside upper-left corner of |
3768 | the window, in the root coordinate system. Don't | |
3769 | refer to the parent window here; we may be processing | |
3770 | this event after the window manager has changed our | |
3771 | parent, but before we have reached the ReparentNotify. */ | |
334208b7 | 3772 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
58769bee | 3773 | |
af395ec1 | 3774 | /* From-window, to-window. */ |
7a13e894 | 3775 | XtWindow (f->display.x->widget), |
334208b7 | 3776 | FRAME_X_DISPLAY_INFO (f)->root_window, |
af395ec1 RS |
3777 | |
3778 | /* From-position, to-position. */ | |
6cc35d86 JB |
3779 | -event.xconfigure.border_width, |
3780 | -event.xconfigure.border_width, | |
af395ec1 RS |
3781 | &win_x, &win_y, |
3782 | ||
3783 | /* Child of win. */ | |
3784 | &child); | |
3785 | event.xconfigure.x = win_x; | |
3786 | event.xconfigure.y = win_y; | |
7a13e894 RS |
3787 | |
3788 | f->display.x->pixel_width = event.xconfigure.width; | |
3789 | f->display.x->pixel_height = event.xconfigure.height; | |
3790 | f->display.x->left_pos = event.xconfigure.x; | |
3791 | f->display.x->top_pos = event.xconfigure.y; | |
3792 | ||
3793 | /* What we have now is the position of Emacs's own window. | |
3794 | Convert that to the position of the window manager window. */ | |
3795 | { | |
3796 | int x, y; | |
3797 | x_real_positions (f, &x, &y); | |
3798 | f->display.x->left_pos = x; | |
3799 | f->display.x->top_pos = y; | |
3800 | } | |
af395ec1 | 3801 | } |
7a13e894 RS |
3802 | goto OTHER; |
3803 | #else /* not USE_X_TOOLKIT */ | |
3804 | if (f) | |
3805 | { | |
3806 | int rows = PIXEL_TO_CHAR_HEIGHT (f, event.xconfigure.height); | |
3807 | int columns = PIXEL_TO_CHAR_WIDTH (f, event.xconfigure.width); | |
3808 | ||
3809 | /* Even if the number of character rows and columns has | |
3810 | not changed, the font size may have changed, so we need | |
3811 | to check the pixel dimensions as well. */ | |
3812 | if (columns != f->width | |
3813 | || rows != f->height | |
3814 | || event.xconfigure.width != f->display.x->pixel_width | |
3815 | || event.xconfigure.height != f->display.x->pixel_height) | |
3816 | { | |
3817 | change_frame_size (f, rows, columns, 0, 1); | |
3818 | SET_FRAME_GARBAGED (f); | |
3819 | } | |
af395ec1 | 3820 | |
7a13e894 RS |
3821 | if (! event.xconfigure.send_event) |
3822 | { | |
3823 | Window win, child; | |
3824 | int win_x, win_y; | |
3825 | ||
3826 | /* Find the position of the outside upper-left corner of | |
3827 | the window, in the root coordinate system. Don't | |
3828 | refer to the parent window here; we may be processing | |
3829 | this event after the window manager has changed our | |
3830 | parent, but before we have reached the ReparentNotify. */ | |
3831 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
3832 | ||
3833 | /* From-window, to-window. */ | |
3834 | f->display.x->window_desc, | |
3835 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
3836 | ||
3837 | /* From-position, to-position. */ | |
3838 | -event.xconfigure.border_width, | |
3839 | -event.xconfigure.border_width, | |
3840 | &win_x, &win_y, | |
3841 | ||
3842 | /* Child of win. */ | |
3843 | &child); | |
3844 | event.xconfigure.x = win_x; | |
3845 | event.xconfigure.y = win_y; | |
3846 | } | |
3a35ab44 | 3847 | |
7a13e894 RS |
3848 | f->display.x->pixel_width = event.xconfigure.width; |
3849 | f->display.x->pixel_height = event.xconfigure.height; | |
3850 | f->display.x->left_pos = event.xconfigure.x; | |
3851 | f->display.x->top_pos = event.xconfigure.y; | |
3852 | ||
3853 | /* What we have now is the position of Emacs's own window. | |
3854 | Convert that to the position of the window manager window. */ | |
fd13dbb2 | 3855 | { |
7a13e894 RS |
3856 | int x, y; |
3857 | x_real_positions (f, &x, &y); | |
3858 | f->display.x->left_pos = x; | |
3859 | f->display.x->top_pos = y; | |
3860 | if (y != event.xconfigure.y) | |
3861 | { | |
3862 | /* Since the WM decorations come below top_pos now, | |
3863 | we must put them below top_pos in the future. */ | |
3864 | f->display.x->win_gravity = NorthWestGravity; | |
3865 | x_wm_set_size_hint (f, 0, 0); | |
3866 | } | |
fd13dbb2 | 3867 | } |
7a13e894 | 3868 | } |
3afe33e7 | 3869 | #endif /* not USE_X_TOOLKIT */ |
7a13e894 | 3870 | break; |
dc6f92b8 | 3871 | |
7a13e894 RS |
3872 | case ButtonPress: |
3873 | case ButtonRelease: | |
3874 | { | |
3875 | /* If we decide we want to generate an event to be seen | |
3876 | by the rest of Emacs, we put it here. */ | |
3877 | struct input_event emacs_event; | |
3878 | emacs_event.kind = no_event; | |
dc6f92b8 | 3879 | |
7a13e894 | 3880 | bzero (&compose_status, sizeof (compose_status)); |
9b07615b | 3881 | |
7a13e894 RS |
3882 | f = x_window_to_frame (event.xbutton.window); |
3883 | if (f) | |
3884 | { | |
3885 | if (!x_focus_frame || (f == x_focus_frame)) | |
3886 | construct_mouse_click (&emacs_event, &event, f); | |
3887 | } | |
3888 | else | |
3889 | { | |
3890 | struct scroll_bar *bar | |
3891 | = x_window_to_scroll_bar (event.xbutton.window); | |
f451eb13 | 3892 | |
7a13e894 RS |
3893 | if (bar) |
3894 | x_scroll_bar_handle_click (bar, &event, &emacs_event); | |
3afe33e7 | 3895 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3896 | else |
3897 | { | |
3898 | /* Assume we have a menubar button press. A bad | |
3899 | assumption should behave benignly. */ | |
3900 | popup_get_selection (&event); | |
3901 | break; | |
3902 | } | |
3903 | #endif /* USE_X_TOOLKIT */ | |
3904 | } | |
3905 | ||
3906 | if (event.type == ButtonPress) | |
3907 | { | |
3908 | dpyinfo->grabbed |= (1 << event.xbutton.button); | |
3909 | last_mouse_frame = f; | |
3910 | } | |
3afe33e7 RS |
3911 | else |
3912 | { | |
7a13e894 | 3913 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); |
3afe33e7 | 3914 | } |
23faf38f | 3915 | |
7a13e894 RS |
3916 | if (numchars >= 1 && emacs_event.kind != no_event) |
3917 | { | |
3918 | bcopy (&emacs_event, bufp, sizeof (struct input_event)); | |
3919 | bufp++; | |
3920 | count++; | |
3921 | numchars--; | |
3922 | } | |
3afe33e7 RS |
3923 | |
3924 | #ifdef USE_X_TOOLKIT | |
7a13e894 | 3925 | goto OTHER; |
3afe33e7 | 3926 | #endif /* USE_X_TOOLKIT */ |
7a13e894 RS |
3927 | } |
3928 | break; | |
dc6f92b8 | 3929 | |
7a13e894 RS |
3930 | case CirculateNotify: |
3931 | break; | |
3932 | case CirculateRequest: | |
3933 | break; | |
dc6f92b8 | 3934 | |
7a13e894 RS |
3935 | case MappingNotify: |
3936 | /* Someone has changed the keyboard mapping - update the | |
3937 | local cache. */ | |
3938 | switch (event.xmapping.request) | |
3939 | { | |
3940 | case MappingModifier: | |
3941 | x_find_modifier_meanings (dpyinfo); | |
3942 | /* This is meant to fall through. */ | |
3943 | case MappingKeyboard: | |
3944 | XRefreshKeyboardMapping (&event.xmapping); | |
3945 | } | |
3afe33e7 | 3946 | #ifdef USE_X_TOOLKIT |
7a13e894 | 3947 | goto OTHER; |
3afe33e7 | 3948 | #endif /* USE_X_TOOLKIT */ |
7a13e894 | 3949 | break; |
dc6f92b8 | 3950 | |
7a13e894 | 3951 | default: |
3afe33e7 | 3952 | #ifdef USE_X_TOOLKIT |
7a13e894 RS |
3953 | OTHER: |
3954 | BLOCK_INPUT; | |
3955 | XtDispatchEvent (&event); | |
3956 | UNBLOCK_INPUT; | |
3afe33e7 | 3957 | #endif /* USE_X_TOOLKIT */ |
7a13e894 RS |
3958 | break; |
3959 | } | |
dc6f92b8 JB |
3960 | } |
3961 | } | |
3962 | ||
9a5196d0 RS |
3963 | /* On some systems, an X bug causes Emacs to get no more events |
3964 | when the window is destroyed. Detect that. (1994.) */ | |
58769bee | 3965 | if (! event_found) |
ef2a22d0 | 3966 | { |
ef2a22d0 RS |
3967 | /* Emacs and the X Server eats up CPU time if XNoOp is done every time. |
3968 | One XNOOP in 100 loops will make Emacs terminate. | |
3969 | B. Bretthauer, 1994 */ | |
3970 | x_noop_count++; | |
58769bee | 3971 | if (x_noop_count >= 100) |
ef2a22d0 RS |
3972 | { |
3973 | x_noop_count=0; | |
7a13e894 RS |
3974 | /* Use the first display in the list. Why not? */ |
3975 | XNoOp (x_display_list->display); | |
ef2a22d0 RS |
3976 | } |
3977 | } | |
502add23 | 3978 | |
0134a210 RS |
3979 | /* If the focus was just given to an autoraising frame, |
3980 | raise it now. */ | |
7a13e894 | 3981 | /* ??? This ought to be able to handle more than one such frame. */ |
0134a210 RS |
3982 | if (pending_autoraise_frame) |
3983 | { | |
3984 | x_raise_frame (pending_autoraise_frame); | |
3985 | pending_autoraise_frame = 0; | |
3986 | } | |
0134a210 | 3987 | |
dc6f92b8 JB |
3988 | UNBLOCK_INPUT; |
3989 | return count; | |
3990 | } | |
dc6f92b8 | 3991 | \f |
f451eb13 JB |
3992 | /* Drawing the cursor. */ |
3993 | ||
3994 | ||
dc6f92b8 JB |
3995 | /* Draw a hollow box cursor. Don't change the inside of the box. */ |
3996 | ||
3997 | static void | |
f676886a JB |
3998 | x_draw_box (f) |
3999 | struct frame *f; | |
dc6f92b8 | 4000 | { |
2a6cf806 RS |
4001 | int left = CHAR_TO_PIXEL_COL (f, curs_x); |
4002 | int top = CHAR_TO_PIXEL_ROW (f, curs_y); | |
f676886a | 4003 | int width = FONT_WIDTH (f->display.x->font); |
a27f9f86 | 4004 | int height = f->display.x->line_height; |
dc6f92b8 | 4005 | |
334208b7 | 4006 | XDrawRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f676886a | 4007 | f->display.x->cursor_gc, |
dc6f92b8 | 4008 | left, top, width - 1, height - 1); |
dc6f92b8 JB |
4009 | } |
4010 | ||
f676886a | 4011 | /* Clear the cursor of frame F to background color, |
dc6f92b8 JB |
4012 | and mark the cursor as not shown. |
4013 | This is used when the text where the cursor is | |
4014 | is about to be rewritten. */ | |
4015 | ||
4016 | static void | |
f676886a JB |
4017 | clear_cursor (f) |
4018 | struct frame *f; | |
dc6f92b8 JB |
4019 | { |
4020 | int mask; | |
4021 | ||
f451eb13 | 4022 | if (! FRAME_VISIBLE_P (f) |
f676886a | 4023 | || f->phys_cursor_x < 0) |
dc6f92b8 JB |
4024 | return; |
4025 | ||
f676886a | 4026 | x_display_cursor (f, 0); |
f676886a | 4027 | f->phys_cursor_x = -1; |
dc6f92b8 JB |
4028 | } |
4029 | ||
f676886a | 4030 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style |
90e65f07 JB |
4031 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the |
4032 | glyph drawn. */ | |
dc6f92b8 JB |
4033 | |
4034 | static void | |
f676886a JB |
4035 | x_draw_single_glyph (f, row, column, glyph, highlight) |
4036 | struct frame *f; | |
dc6f92b8 | 4037 | int row, column; |
90e65f07 | 4038 | GLYPH glyph; |
dc6f92b8 JB |
4039 | int highlight; |
4040 | { | |
f676886a | 4041 | dumpglyphs (f, |
12ba150f JB |
4042 | CHAR_TO_PIXEL_COL (f, column), |
4043 | CHAR_TO_PIXEL_ROW (f, row), | |
0cdd0c9f | 4044 | &glyph, 1, highlight, 0); |
dc6f92b8 JB |
4045 | } |
4046 | ||
dc6f92b8 | 4047 | static void |
dbc4e1c1 | 4048 | x_display_bar_cursor (f, on) |
f676886a | 4049 | struct frame *f; |
dc6f92b8 JB |
4050 | int on; |
4051 | { | |
f676886a | 4052 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); |
90e65f07 | 4053 | |
49d838ea JB |
4054 | /* This is pointless on invisible frames, and dangerous on garbaged |
4055 | frames; in the latter case, the frame may be in the midst of | |
4056 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4057 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dbc4e1c1 JB |
4058 | return; |
4059 | ||
4060 | if (! on && f->phys_cursor_x < 0) | |
4061 | return; | |
4062 | ||
f676886a | 4063 | /* If we're not updating, then we want to use the current frame's |
1113d9db | 4064 | cursor position, not our local idea of where the cursor ought to be. */ |
f676886a | 4065 | if (f != updating_frame) |
1113d9db | 4066 | { |
f676886a JB |
4067 | curs_x = FRAME_CURSOR_X (f); |
4068 | curs_y = FRAME_CURSOR_Y (f); | |
1113d9db JB |
4069 | } |
4070 | ||
dbc4e1c1 JB |
4071 | /* If there is anything wrong with the current cursor state, remove it. */ |
4072 | if (f->phys_cursor_x >= 0 | |
4073 | && (!on | |
4074 | || f->phys_cursor_x != curs_x | |
4075 | || f->phys_cursor_y != curs_y | |
4076 | || f->display.x->current_cursor != bar_cursor)) | |
4077 | { | |
4078 | /* Erase the cursor by redrawing the character underneath it. */ | |
4079 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4080 | f->phys_cursor_glyph, | |
4081 | current_glyphs->highlight[f->phys_cursor_y]); | |
4082 | f->phys_cursor_x = -1; | |
4083 | } | |
4084 | ||
4085 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
4086 | if (on | |
4087 | && (f->phys_cursor_x < 0 | |
4088 | || (f->display.x->current_cursor != bar_cursor))) | |
4089 | { | |
4090 | f->phys_cursor_glyph | |
4091 | = ((current_glyphs->enable[curs_y] | |
4092 | && curs_x < current_glyphs->used[curs_y]) | |
4093 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4094 | : SPACEGLYPH); | |
334208b7 | 4095 | XFillRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
dbc4e1c1 JB |
4096 | f->display.x->cursor_gc, |
4097 | CHAR_TO_PIXEL_COL (f, curs_x), | |
4098 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
a27f9f86 | 4099 | 1, f->display.x->line_height); |
dbc4e1c1 JB |
4100 | |
4101 | f->phys_cursor_x = curs_x; | |
4102 | f->phys_cursor_y = curs_y; | |
4103 | ||
4104 | f->display.x->current_cursor = bar_cursor; | |
4105 | } | |
4106 | ||
4107 | if (updating_frame != f) | |
334208b7 | 4108 | XFlush (FRAME_X_DISPLAY (f)); |
dbc4e1c1 JB |
4109 | } |
4110 | ||
4111 | ||
4112 | /* Turn the displayed cursor of frame F on or off according to ON. | |
4113 | If ON is nonzero, where to put the cursor is specified | |
4114 | by F->cursor_x and F->cursor_y. */ | |
4115 | ||
4116 | static void | |
4117 | x_display_box_cursor (f, on) | |
4118 | struct frame *f; | |
4119 | int on; | |
4120 | { | |
4121 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4122 | ||
49d838ea JB |
4123 | /* This is pointless on invisible frames, and dangerous on garbaged |
4124 | frames; in the latter case, the frame may be in the midst of | |
4125 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4126 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dc6f92b8 JB |
4127 | return; |
4128 | ||
4129 | /* If cursor is off and we want it off, return quickly. */ | |
f676886a | 4130 | if (!on && f->phys_cursor_x < 0) |
dc6f92b8 JB |
4131 | return; |
4132 | ||
dbc4e1c1 JB |
4133 | /* If we're not updating, then we want to use the current frame's |
4134 | cursor position, not our local idea of where the cursor ought to be. */ | |
4135 | if (f != updating_frame) | |
4136 | { | |
4137 | curs_x = FRAME_CURSOR_X (f); | |
4138 | curs_y = FRAME_CURSOR_Y (f); | |
4139 | } | |
4140 | ||
dc6f92b8 JB |
4141 | /* If cursor is currently being shown and we don't want it to be |
4142 | or it is in the wrong place, | |
4143 | or we want a hollow box and it's not so, (pout!) | |
4144 | erase it. */ | |
f676886a | 4145 | if (f->phys_cursor_x >= 0 |
dc6f92b8 | 4146 | && (!on |
f676886a JB |
4147 | || f->phys_cursor_x != curs_x |
4148 | || f->phys_cursor_y != curs_y | |
dbc4e1c1 | 4149 | || (f->display.x->current_cursor != hollow_box_cursor |
f676886a | 4150 | && (f != x_highlight_frame)))) |
dc6f92b8 | 4151 | { |
79cf7456 RS |
4152 | int mouse_face_here = 0; |
4153 | ||
4154 | /* If the cursor is in the mouse face area, redisplay that when | |
4155 | we clear the cursor. */ | |
7a13e894 | 4156 | if (f == FRAME_X_DISPLAY_INFO (f)->mouse_face_mouse_frame |
79cf7456 | 4157 | && |
7a13e894 RS |
4158 | (f->phys_cursor_y > FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row |
4159 | || (f->phys_cursor_y == FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_row | |
4160 | && f->phys_cursor_x >= FRAME_X_DISPLAY_INFO (f)->mouse_face_beg_col)) | |
79cf7456 | 4161 | && |
7a13e894 RS |
4162 | (f->phys_cursor_y < FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row |
4163 | || (f->phys_cursor_y == FRAME_X_DISPLAY_INFO (f)->mouse_face_end_row | |
4164 | && f->phys_cursor_x < FRAME_X_DISPLAY_INFO (f)->mouse_face_end_col))) | |
79cf7456 RS |
4165 | mouse_face_here = 1; |
4166 | ||
0cdd0c9f RS |
4167 | /* If the font is not as tall as a whole line, |
4168 | we must explicitly clear the line's whole height. */ | |
4169 | if (FONT_HEIGHT (f->display.x->font) != f->display.x->line_height) | |
334208b7 | 4170 | XClearArea (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
0cdd0c9f RS |
4171 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
4172 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
4173 | FONT_WIDTH (f->display.x->font), | |
4174 | f->display.x->line_height, False); | |
dc6f92b8 | 4175 | /* Erase the cursor by redrawing the character underneath it. */ |
f676886a JB |
4176 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, |
4177 | f->phys_cursor_glyph, | |
79cf7456 RS |
4178 | (mouse_face_here |
4179 | ? 3 | |
4180 | : current_glyphs->highlight[f->phys_cursor_y])); | |
f676886a | 4181 | f->phys_cursor_x = -1; |
dc6f92b8 JB |
4182 | } |
4183 | ||
4184 | /* If we want to show a cursor, | |
4185 | or we want a box cursor and it's not so, | |
4186 | write it in the right place. */ | |
4187 | if (on | |
f676886a | 4188 | && (f->phys_cursor_x < 0 |
dbc4e1c1 | 4189 | || (f->display.x->current_cursor != filled_box_cursor |
f676886a | 4190 | && f == x_highlight_frame))) |
dc6f92b8 | 4191 | { |
f676886a | 4192 | f->phys_cursor_glyph |
1113d9db JB |
4193 | = ((current_glyphs->enable[curs_y] |
4194 | && curs_x < current_glyphs->used[curs_y]) | |
4195 | ? current_glyphs->glyphs[curs_y][curs_x] | |
90e65f07 | 4196 | : SPACEGLYPH); |
f676886a | 4197 | if (f != x_highlight_frame) |
dc6f92b8 | 4198 | { |
f676886a | 4199 | x_draw_box (f); |
dbc4e1c1 | 4200 | f->display.x->current_cursor = hollow_box_cursor; |
dc6f92b8 JB |
4201 | } |
4202 | else | |
4203 | { | |
f676886a JB |
4204 | x_draw_single_glyph (f, curs_y, curs_x, |
4205 | f->phys_cursor_glyph, 2); | |
dbc4e1c1 | 4206 | f->display.x->current_cursor = filled_box_cursor; |
dc6f92b8 JB |
4207 | } |
4208 | ||
f676886a JB |
4209 | f->phys_cursor_x = curs_x; |
4210 | f->phys_cursor_y = curs_y; | |
dc6f92b8 JB |
4211 | } |
4212 | ||
f676886a | 4213 | if (updating_frame != f) |
334208b7 | 4214 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 JB |
4215 | } |
4216 | ||
f676886a JB |
4217 | x_display_cursor (f, on) |
4218 | struct frame *f; | |
dc6f92b8 JB |
4219 | int on; |
4220 | { | |
f94397b5 KH |
4221 | BLOCK_INPUT; |
4222 | ||
dbc4e1c1 | 4223 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
f676886a | 4224 | x_display_box_cursor (f, on); |
dbc4e1c1 | 4225 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) |
f676886a | 4226 | x_display_bar_cursor (f, on); |
dbc4e1c1 JB |
4227 | else |
4228 | /* Those are the only two we have implemented! */ | |
4229 | abort (); | |
f94397b5 KH |
4230 | |
4231 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
4232 | } |
4233 | \f | |
4234 | /* Icons. */ | |
4235 | ||
f676886a | 4236 | /* Refresh bitmap kitchen sink icon for frame F |
dc6f92b8 JB |
4237 | when we get an expose event for it. */ |
4238 | ||
f676886a JB |
4239 | refreshicon (f) |
4240 | struct frame *f; | |
dc6f92b8 | 4241 | { |
dc6f92b8 | 4242 | /* Normally, the window manager handles this function. */ |
dc6f92b8 JB |
4243 | } |
4244 | ||
dbc4e1c1 | 4245 | /* Make the x-window of frame F use the gnu icon bitmap. */ |
dc6f92b8 JB |
4246 | |
4247 | int | |
990ba854 | 4248 | x_bitmap_icon (f, file) |
f676886a | 4249 | struct frame *f; |
990ba854 | 4250 | Lisp_Object file; |
dc6f92b8 | 4251 | { |
7f2ae036 | 4252 | int mask, bitmap_id; |
dc6f92b8 JB |
4253 | Window icon_window; |
4254 | ||
c118dd06 | 4255 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4256 | return 1; |
4257 | ||
990ba854 RS |
4258 | /* Free up our existing icon bitmap if any. */ |
4259 | if (f->display.x->icon_bitmap > 0) | |
4260 | x_destroy_bitmap (f, f->display.x->icon_bitmap); | |
4261 | f->display.x->icon_bitmap = 0; | |
4262 | ||
4263 | if (STRINGP (file)) | |
7f2ae036 RS |
4264 | bitmap_id = x_create_bitmap_from_file (f, file); |
4265 | else | |
4266 | { | |
990ba854 | 4267 | /* Create the GNU bitmap if necessary. */ |
334208b7 RS |
4268 | if (!FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id < 0) |
4269 | FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id | |
4270 | = x_create_bitmap_from_data (f, gnu_bits, | |
4271 | gnu_width, gnu_height); | |
990ba854 RS |
4272 | |
4273 | /* The first time we create the GNU bitmap, | |
4274 | this increments the refcount one extra time. | |
4275 | As a result, the GNU bitmap is never freed. | |
4276 | That way, we don't have to worry about allocating it again. */ | |
334208b7 | 4277 | x_reference_bitmap (f, FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id); |
990ba854 | 4278 | |
334208b7 | 4279 | bitmap_id = FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id; |
7f2ae036 RS |
4280 | } |
4281 | ||
4282 | x_wm_set_icon_pixmap (f, bitmap_id); | |
4283 | f->display.x->icon_bitmap = bitmap_id; | |
dc6f92b8 JB |
4284 | |
4285 | return 0; | |
4286 | } | |
4287 | ||
4288 | ||
f676886a | 4289 | /* Make the x-window of frame F use a rectangle with text. */ |
dc6f92b8 JB |
4290 | |
4291 | int | |
f676886a JB |
4292 | x_text_icon (f, icon_name) |
4293 | struct frame *f; | |
dc6f92b8 JB |
4294 | char *icon_name; |
4295 | { | |
c118dd06 | 4296 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4297 | return 1; |
4298 | ||
dc6f92b8 | 4299 | if (icon_name) |
f676886a | 4300 | f->display.x->icon_label = icon_name; |
dc6f92b8 | 4301 | else |
f676886a JB |
4302 | if (! f->display.x->icon_label) |
4303 | f->display.x->icon_label = " *emacs* "; | |
58769bee | 4304 | |
dfeccd2d | 4305 | #if 0 |
334208b7 | 4306 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f676886a | 4307 | (char *) f->display.x->icon_label); |
dfeccd2d | 4308 | #endif |
58769bee | 4309 | |
990ba854 RS |
4310 | if (f->display.x->icon_bitmap > 0) |
4311 | x_destroy_bitmap (f, f->display.x->icon_bitmap); | |
7f2ae036 | 4312 | f->display.x->icon_bitmap = 0; |
b1c884c3 | 4313 | x_wm_set_icon_pixmap (f, 0); |
dc6f92b8 JB |
4314 | |
4315 | return 0; | |
4316 | } | |
4317 | \f | |
4746118a JB |
4318 | /* Handling X errors. */ |
4319 | ||
7a13e894 | 4320 | /* Handle the loss of connection to display DISPLAY. */ |
16bd92ea | 4321 | |
4746118a | 4322 | static SIGTYPE |
7a13e894 RS |
4323 | x_connection_closed (display, error_message) |
4324 | Display *display; | |
4325 | char *error_message; | |
4746118a | 4326 | { |
7a13e894 RS |
4327 | struct x_display_info *dpyinfo = x_display_info_for_display (display); |
4328 | Lisp_Object frame, tail; | |
4329 | ||
4746118a JB |
4330 | if (_Xdebug) |
4331 | abort (); | |
12ba150f | 4332 | |
7a13e894 RS |
4333 | /* First delete frames whose minibuffers are on frames |
4334 | that are on the dead display. */ | |
4335 | FOR_EACH_FRAME (tail, frame) | |
4336 | { | |
4337 | Lisp_Object minibuf_frame; | |
4338 | minibuf_frame | |
4339 | = WINDOW_FRAME (XWINDOW (FRAME_MINIBUF_WINDOW (XFRAME (frame)))); | |
4340 | if (! EQ (frame, minibuf_frame) | |
4341 | && FRAME_X_DISPLAY_INFO (XFRAME (frame)) == dpyinfo) | |
4342 | Fdelete_frame (frame, Qt); | |
4343 | } | |
4344 | ||
4345 | /* Now delete all remaining frames on the dead display. | |
4346 | We are now sure none of these is used as the minibuffer | |
4347 | for another frame that we need to delete. */ | |
4348 | FOR_EACH_FRAME (tail, frame) | |
4349 | if (FRAME_X_DISPLAY_INFO (XFRAME (frame)) == dpyinfo) | |
4350 | Fdelete_frame (frame, Qt); | |
4351 | ||
4352 | x_delete_display (dpyinfo); | |
4353 | ||
4354 | if (x_display_list == 0) | |
4355 | { | |
4356 | fprintf (stderr, "%s", error_message); | |
4357 | shut_down_emacs (0, 0, Qnil); | |
4358 | exit (70); | |
4359 | } | |
12ba150f | 4360 | |
7a13e894 RS |
4361 | /* Ordinary stack unwind doesn't deal with these. */ |
4362 | #ifdef SIGIO | |
4363 | sigunblock (sigmask (SIGIO)); | |
4364 | #endif | |
4365 | sigunblock (sigmask (SIGALRM)); | |
4366 | TOTALLY_UNBLOCK_INPUT; | |
4367 | ||
4368 | error ("%s", error_message); | |
4746118a JB |
4369 | } |
4370 | ||
7a13e894 RS |
4371 | /* This is the usual handler for X protocol errors. |
4372 | It kills all frames on the display that we got the error for. | |
4373 | If that was the only one, it prints an error message and kills Emacs. */ | |
4374 | ||
c118dd06 JB |
4375 | static int |
4376 | x_error_quitter (display, error) | |
4377 | Display *display; | |
4378 | XErrorEvent *error; | |
4379 | { | |
7a13e894 | 4380 | char buf[256], buf1[356]; |
dc6f92b8 | 4381 | |
58769bee | 4382 | /* Note that there is no real way portable across R3/R4 to get the |
c118dd06 | 4383 | original error handler. */ |
dc6f92b8 | 4384 | |
c118dd06 | 4385 | XGetErrorText (display, error->error_code, buf, sizeof (buf)); |
7a13e894 | 4386 | sprintf (buf1, "X protocol error: %s on protocol request %d", |
c118dd06 | 4387 | buf, error->request_code); |
7a13e894 | 4388 | x_connection_closed (display, buf1); |
dc6f92b8 JB |
4389 | } |
4390 | ||
7a13e894 RS |
4391 | /* This is the handler for X IO errors, always. |
4392 | It kills all frames on the display that we lost touch with. | |
4393 | If that was the only one, it prints an error message and kills Emacs. */ | |
4394 | ||
8922af5f JB |
4395 | static int |
4396 | x_io_error_quitter (display) | |
4397 | Display *display; | |
4398 | { | |
7a13e894 | 4399 | char buf[256]; |
8922af5f | 4400 | |
7a13e894 RS |
4401 | sprintf (buf, "Connection lost to X server `%s'", DisplayString (display)); |
4402 | x_connection_closed (display, buf); | |
8922af5f | 4403 | } |
7a13e894 | 4404 | \f |
c118dd06 | 4405 | /* A buffer for storing X error messages. */ |
cef13e55 RS |
4406 | static char *x_caught_error_message; |
4407 | #define X_CAUGHT_ERROR_MESSAGE_SIZE 200 | |
c118dd06 JB |
4408 | |
4409 | /* An X error handler which stores the error message in | |
4410 | x_caught_error_message. This is what's installed when | |
4411 | x_catch_errors is in effect. */ | |
7a13e894 | 4412 | |
c118dd06 JB |
4413 | static int |
4414 | x_error_catcher (display, error) | |
4415 | Display *display; | |
4416 | XErrorEvent *error; | |
4417 | { | |
4418 | XGetErrorText (display, error->error_code, | |
cef13e55 | 4419 | x_caught_error_message, X_CAUGHT_ERROR_MESSAGE_SIZE); |
c118dd06 JB |
4420 | } |
4421 | ||
4422 | ||
7a13e894 RS |
4423 | /* Begin trapping X errors for display DPY. Actually we trap X errors |
4424 | for all displays, but DPY should be the display you are actually | |
4425 | operating on. | |
dc6f92b8 | 4426 | |
c118dd06 JB |
4427 | After calling this function, X protocol errors no longer cause |
4428 | Emacs to exit; instead, they are recorded in x_cfc_error_message. | |
dc6f92b8 | 4429 | |
c118dd06 JB |
4430 | Calling x_check_errors signals an Emacs error if an X error has |
4431 | occurred since the last call to x_catch_errors or x_check_errors. | |
4432 | ||
4433 | Calling x_uncatch_errors resumes the normal error handling. */ | |
4434 | ||
bc20ebbf | 4435 | void x_catch_errors (), x_check_errors (), x_uncatch_errors (); |
c118dd06 JB |
4436 | |
4437 | void | |
7a13e894 RS |
4438 | x_catch_errors (dpy) |
4439 | Display *dpy; | |
dc6f92b8 | 4440 | { |
c118dd06 | 4441 | /* Make sure any errors from previous requests have been dealt with. */ |
7a13e894 | 4442 | XSync (dpy, False); |
dc6f92b8 | 4443 | |
c118dd06 | 4444 | /* Set up the error buffer. */ |
60f9aad3 | 4445 | x_caught_error_message |
cef13e55 RS |
4446 | = (char*) xmalloc (X_CAUGHT_ERROR_MESSAGE_SIZE); |
4447 | x_caught_error_message[0] = '\0'; | |
16bd92ea | 4448 | |
c118dd06 | 4449 | /* Install our little error handler. */ |
334208b7 | 4450 | XSetErrorHandler (x_error_catcher); |
c118dd06 | 4451 | } |
16bd92ea | 4452 | |
c118dd06 JB |
4453 | /* If any X protocol errors have arrived since the last call to |
4454 | x_catch_errors or x_check_errors, signal an Emacs error using | |
4455 | sprintf (a buffer, FORMAT, the x error message text) as the text. */ | |
812361a1 | 4456 | |
c118dd06 | 4457 | void |
7a13e894 RS |
4458 | x_check_errors (dpy, format) |
4459 | Display *dpy; | |
c118dd06 JB |
4460 | char *format; |
4461 | { | |
4462 | /* Make sure to catch any errors incurred so far. */ | |
7a13e894 | 4463 | XSync (dpy, False); |
16bd92ea | 4464 | |
cef13e55 | 4465 | if (x_caught_error_message[0]) |
c118dd06 | 4466 | { |
cef13e55 | 4467 | char buf[X_CAUGHT_ERROR_MESSAGE_SIZE + 56]; |
dc6f92b8 | 4468 | |
cef13e55 | 4469 | sprintf (buf, format, x_caught_error_message); |
7a13e894 | 4470 | x_uncatch_errors (dpy); |
c118dd06 JB |
4471 | error (buf); |
4472 | } | |
4473 | } | |
4474 | ||
b849c413 RS |
4475 | /* Nonzero if we had any X protocol errors since we did x_catch_errors. */ |
4476 | ||
4477 | int | |
7a13e894 RS |
4478 | x_had_errors_p (dpy) |
4479 | Display *dpy; | |
b849c413 RS |
4480 | { |
4481 | /* Make sure to catch any errors incurred so far. */ | |
7a13e894 | 4482 | XSync (dpy, False); |
b849c413 RS |
4483 | |
4484 | return x_caught_error_message[0] != 0; | |
4485 | } | |
4486 | ||
812361a1 RS |
4487 | /* Stop catching X protocol errors and let them make Emacs die. */ |
4488 | ||
c118dd06 | 4489 | void |
7a13e894 RS |
4490 | x_uncatch_errors (dpy) |
4491 | Display *dpy; | |
c118dd06 | 4492 | { |
9ac0d9e0 | 4493 | xfree (x_caught_error_message); |
cef13e55 | 4494 | x_caught_error_message = 0; |
334208b7 | 4495 | XSetErrorHandler (x_error_quitter); |
dc6f92b8 JB |
4496 | } |
4497 | ||
dc6f92b8 JB |
4498 | #if 0 |
4499 | static unsigned int x_wire_count; | |
4500 | x_trace_wire () | |
4501 | { | |
4502 | fprintf (stderr, "Lib call: %d\n", ++x_wire_count); | |
4503 | } | |
c118dd06 | 4504 | #endif /* ! 0 */ |
dc6f92b8 JB |
4505 | |
4506 | \f | |
f451eb13 JB |
4507 | /* Changing the font of the frame. */ |
4508 | ||
76bcdf39 RS |
4509 | /* Give frame F the font named FONTNAME as its default font, and |
4510 | return the full name of that font. FONTNAME may be a wildcard | |
4511 | pattern; in that case, we choose some font that fits the pattern. | |
4512 | The return value shows which font we chose. */ | |
4513 | ||
b5cf7a0e | 4514 | Lisp_Object |
f676886a JB |
4515 | x_new_font (f, fontname) |
4516 | struct frame *f; | |
dc6f92b8 JB |
4517 | register char *fontname; |
4518 | { | |
dc6f92b8 JB |
4519 | int already_loaded; |
4520 | int n_matching_fonts; | |
4521 | XFontStruct *font_info; | |
4522 | char **font_names; | |
4523 | ||
4524 | /* Get a list of all the fonts that match this name. Once we | |
4525 | have a list of matching fonts, we compare them against the fonts | |
4526 | we already have by comparing font ids. */ | |
334208b7 | 4527 | font_names = (char **) XListFonts (FRAME_X_DISPLAY (f), fontname, |
2224a5fc | 4528 | 1024, &n_matching_fonts); |
0c94f6ee JB |
4529 | /* Apparently it doesn't set n_matching_fonts to zero when it can't |
4530 | find any matches; font_names == 0 is the only clue. */ | |
4531 | if (! font_names) | |
4532 | n_matching_fonts = 0; | |
4533 | ||
5835f860 RS |
4534 | /* Don't just give up if n_matching_fonts is 0. |
4535 | Apparently there's a bug on Suns: XListFontsWithInfo can | |
4536 | fail to find a font, but XLoadQueryFont may still find it. */ | |
dc6f92b8 | 4537 | |
90e65f07 | 4538 | /* See if we've already loaded a matching font. */ |
5835f860 RS |
4539 | already_loaded = -1; |
4540 | if (n_matching_fonts != 0) | |
4541 | { | |
4542 | int i, j; | |
dc6f92b8 | 4543 | |
7a13e894 | 4544 | for (i = 0; i < FRAME_X_DISPLAY_INFO (f)->n_fonts; i++) |
5835f860 | 4545 | for (j = 0; j < n_matching_fonts; j++) |
7a13e894 RS |
4546 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->font_table[i].name, font_names[j]) |
4547 | || !strcmp (FRAME_X_DISPLAY_INFO (f)->font_table[i].full_name, font_names[j])) | |
5835f860 RS |
4548 | { |
4549 | already_loaded = i; | |
7a13e894 | 4550 | fontname = FRAME_X_DISPLAY_INFO (f)->font_table[i].full_name; |
5835f860 RS |
4551 | goto found_font; |
4552 | } | |
4553 | } | |
dc6f92b8 | 4554 | found_font: |
58769bee | 4555 | |
dc6f92b8 | 4556 | /* If we have, just return it from the table. */ |
2224a5fc | 4557 | if (already_loaded >= 0) |
7a13e894 | 4558 | f->display.x->font = FRAME_X_DISPLAY_INFO (f)->font_table[already_loaded].font; |
dc6f92b8 JB |
4559 | /* Otherwise, load the font and add it to the table. */ |
4560 | else | |
4561 | { | |
9696f58b | 4562 | int i; |
76bcdf39 | 4563 | char *full_name; |
dc6f92b8 | 4564 | XFontStruct *font; |
7a13e894 | 4565 | int n_fonts; |
dc6f92b8 | 4566 | |
9696f58b | 4567 | /* Try to find a character-cell font in the list. */ |
58769bee | 4568 | #if 0 |
f126bd67 | 4569 | /* A laudable goal, but this isn't how to do it. */ |
9696f58b JB |
4570 | for (i = 0; i < n_matching_fonts; i++) |
4571 | if (! font_info[i].per_char) | |
4572 | break; | |
f126bd67 JB |
4573 | #else |
4574 | i = 0; | |
4575 | #endif | |
9696f58b | 4576 | |
5835f860 RS |
4577 | /* See comment above. */ |
4578 | if (n_matching_fonts != 0) | |
9696f58b JB |
4579 | fontname = font_names[i]; |
4580 | ||
334208b7 | 4581 | font = (XFontStruct *) XLoadQueryFont (FRAME_X_DISPLAY (f), fontname); |
dc6f92b8 | 4582 | if (! font) |
5835f860 | 4583 | { |
2224a5fc | 4584 | /* Free the information from XListFonts. */ |
5835f860 | 4585 | if (n_matching_fonts) |
2224a5fc | 4586 | XFreeFontNames (font_names); |
5835f860 RS |
4587 | return Qnil; |
4588 | } | |
dc6f92b8 JB |
4589 | |
4590 | /* Do we need to create the table? */ | |
7a13e894 | 4591 | if (FRAME_X_DISPLAY_INFO (f)->font_table_size == 0) |
dc6f92b8 | 4592 | { |
7a13e894 RS |
4593 | FRAME_X_DISPLAY_INFO (f)->font_table_size = 16; |
4594 | FRAME_X_DISPLAY_INFO (f)->font_table | |
4595 | = (struct font_info *) xmalloc (FRAME_X_DISPLAY_INFO (f)->font_table_size | |
4596 | * sizeof (struct font_info)); | |
dc6f92b8 JB |
4597 | } |
4598 | /* Do we need to grow the table? */ | |
7a13e894 RS |
4599 | else if (FRAME_X_DISPLAY_INFO (f)->n_fonts |
4600 | >= FRAME_X_DISPLAY_INFO (f)->font_table_size) | |
dc6f92b8 | 4601 | { |
7a13e894 RS |
4602 | FRAME_X_DISPLAY_INFO (f)->font_table_size *= 2; |
4603 | FRAME_X_DISPLAY_INFO (f)->font_table | |
4604 | = (struct font_info *) xrealloc (FRAME_X_DISPLAY_INFO (f)->font_table, | |
4605 | (FRAME_X_DISPLAY_INFO (f)->font_table_size | |
4606 | * sizeof (struct font_info))); | |
dc6f92b8 JB |
4607 | } |
4608 | ||
76bcdf39 RS |
4609 | /* Try to get the full name of FONT. Put it in full_name. */ |
4610 | full_name = 0; | |
4611 | for (i = 0; i < font->n_properties; i++) | |
4612 | { | |
4613 | char *atom | |
334208b7 | 4614 | = XGetAtomName (FRAME_X_DISPLAY (f), font->properties[i].name); |
76bcdf39 | 4615 | if (!strcmp (atom, "FONT")) |
7965883b | 4616 | { |
334208b7 | 4617 | char *name = XGetAtomName (FRAME_X_DISPLAY (f), |
7965883b RS |
4618 | (Atom) (font->properties[i].card32)); |
4619 | char *p = name; | |
4620 | int dashes = 0; | |
4621 | ||
4622 | /* Count the number of dashes in the "full name". | |
4623 | If it is too few, this isn't really the font's full name, | |
4624 | so don't use it. | |
4625 | In X11R4, the fonts did not come with their canonical names | |
4626 | stored in them. */ | |
4627 | while (*p) | |
4628 | { | |
4629 | if (*p == '-') | |
4630 | dashes++; | |
4631 | p++; | |
4632 | } | |
4633 | ||
4634 | if (dashes >= 13) | |
4635 | full_name = name; | |
8ed24d5a RS |
4636 | |
4637 | break; | |
7965883b RS |
4638 | } |
4639 | ||
76bcdf39 RS |
4640 | XFree (atom); |
4641 | } | |
4642 | ||
7a13e894 RS |
4643 | n_fonts = FRAME_X_DISPLAY_INFO (f)->n_fonts; |
4644 | FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].name = (char *) xmalloc (strlen (fontname) + 1); | |
4645 | bcopy (fontname, FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].name, strlen (fontname) + 1); | |
76bcdf39 | 4646 | if (full_name != 0) |
7a13e894 | 4647 | FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].full_name = full_name; |
76bcdf39 | 4648 | else |
7a13e894 RS |
4649 | FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].full_name = FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].name; |
4650 | f->display.x->font = FRAME_X_DISPLAY_INFO (f)->font_table[n_fonts].font = font; | |
4651 | FRAME_X_DISPLAY_INFO (f)->n_fonts++; | |
76bcdf39 | 4652 | |
d53067dc RS |
4653 | if (full_name) |
4654 | fontname = full_name; | |
dc6f92b8 | 4655 | } |
2224a5fc | 4656 | |
b2cad826 KH |
4657 | /* Compute the scroll bar width in character columns. */ |
4658 | if (f->scroll_bar_pixel_width > 0) | |
4659 | { | |
4660 | int wid = FONT_WIDTH (f->display.x->font); | |
4661 | f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid; | |
4662 | } | |
4663 | else | |
4664 | f->scroll_bar_cols = 2; | |
4665 | ||
f676886a | 4666 | /* Now make the frame display the given font. */ |
c118dd06 | 4667 | if (FRAME_X_WINDOW (f) != 0) |
dc6f92b8 | 4668 | { |
334208b7 | 4669 | XSetFont (FRAME_X_DISPLAY (f), f->display.x->normal_gc, |
f676886a | 4670 | f->display.x->font->fid); |
334208b7 | 4671 | XSetFont (FRAME_X_DISPLAY (f), f->display.x->reverse_gc, |
f676886a | 4672 | f->display.x->font->fid); |
334208b7 | 4673 | XSetFont (FRAME_X_DISPLAY (f), f->display.x->cursor_gc, |
f676886a JB |
4674 | f->display.x->font->fid); |
4675 | ||
a27f9f86 | 4676 | frame_update_line_height (f); |
0134a210 | 4677 | x_set_window_size (f, 0, f->width, f->height); |
dc6f92b8 | 4678 | } |
a27f9f86 RS |
4679 | else |
4680 | /* If we are setting a new frame's font for the first time, | |
4681 | there are no faces yet, so this font's height is the line height. */ | |
0cdd0c9f | 4682 | f->display.x->line_height = FONT_HEIGHT (f->display.x->font); |
dc6f92b8 | 4683 | |
b5cf7a0e | 4684 | { |
abdda982 | 4685 | Lisp_Object lispy_name; |
b5cf7a0e | 4686 | |
abdda982 | 4687 | lispy_name = build_string (fontname); |
b5cf7a0e | 4688 | |
2224a5fc | 4689 | /* Free the information from XListFonts. The data |
b5cf7a0e | 4690 | we actually retain comes from XLoadQueryFont. */ |
2224a5fc | 4691 | XFreeFontNames (font_names); |
b5cf7a0e JB |
4692 | |
4693 | return lispy_name; | |
4694 | } | |
dc6f92b8 | 4695 | } |
dc6f92b8 | 4696 | \f |
43bca5d5 | 4697 | x_calc_absolute_position (f) |
f676886a | 4698 | struct frame *f; |
dc6f92b8 | 4699 | { |
6dba1858 RS |
4700 | Window win, child; |
4701 | int win_x = 0, win_y = 0; | |
43bca5d5 | 4702 | int flags = f->display.x->size_hint_flags; |
6dba1858 RS |
4703 | |
4704 | /* Find the position of the outside upper-left corner of | |
4705 | the inner window, with respect to the outer window. */ | |
334208b7 | 4706 | if (f->display.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
6dba1858 RS |
4707 | { |
4708 | BLOCK_INPUT; | |
334208b7 | 4709 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
58769bee | 4710 | |
6dba1858 RS |
4711 | /* From-window, to-window. */ |
4712 | f->display.x->window_desc, | |
4713 | f->display.x->parent_desc, | |
4714 | ||
4715 | /* From-position, to-position. */ | |
4716 | 0, 0, &win_x, &win_y, | |
4717 | ||
4718 | /* Child of win. */ | |
4719 | &child); | |
4720 | UNBLOCK_INPUT; | |
4721 | } | |
4722 | ||
4723 | /* Treat negative positions as relative to the leftmost bottommost | |
4724 | position that fits on the screen. */ | |
20f55f9a | 4725 | if (flags & XNegative) |
334208b7 | 4726 | f->display.x->left_pos = (FRAME_X_DISPLAY_INFO (f)->width |
69388238 | 4727 | - 2 * f->display.x->border_width - win_x |
31ea78fd JB |
4728 | - PIXEL_WIDTH (f) |
4729 | + f->display.x->left_pos); | |
dc6f92b8 | 4730 | |
20f55f9a | 4731 | if (flags & YNegative) |
334208b7 | 4732 | f->display.x->top_pos = (FRAME_X_DISPLAY_INFO (f)->height |
69388238 | 4733 | - 2 * f->display.x->border_width - win_y |
31ea78fd JB |
4734 | - PIXEL_HEIGHT (f) |
4735 | + f->display.x->top_pos); | |
3a35ab44 RS |
4736 | /* The left_pos and top_pos |
4737 | are now relative to the top and left screen edges, | |
4738 | so the flags should correspond. */ | |
4739 | f->display.x->size_hint_flags &= ~ (XNegative | YNegative); | |
dc6f92b8 JB |
4740 | } |
4741 | ||
3a35ab44 RS |
4742 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, |
4743 | to really change the position, and 0 when calling from | |
4744 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
4745 | position values). */ | |
4746 | ||
dc05a16b | 4747 | x_set_offset (f, xoff, yoff, change_gravity) |
f676886a | 4748 | struct frame *f; |
dc6f92b8 | 4749 | register int xoff, yoff; |
dc05a16b | 4750 | int change_gravity; |
dc6f92b8 | 4751 | { |
3a35ab44 RS |
4752 | if (change_gravity) |
4753 | { | |
4754 | f->display.x->top_pos = yoff; | |
4755 | f->display.x->left_pos = xoff; | |
4756 | f->display.x->size_hint_flags &= ~ (XNegative | YNegative); | |
4757 | if (xoff < 0) | |
4758 | f->display.x->size_hint_flags |= XNegative; | |
4759 | if (yoff < 0) | |
4760 | f->display.x->size_hint_flags |= YNegative; | |
4761 | f->display.x->win_gravity = NorthWestGravity; | |
4762 | } | |
43bca5d5 | 4763 | x_calc_absolute_position (f); |
dc6f92b8 JB |
4764 | |
4765 | BLOCK_INPUT; | |
3a35ab44 RS |
4766 | x_wm_set_size_hint (f, 0, 0); |
4767 | ||
3afe33e7 | 4768 | #ifdef USE_X_TOOLKIT |
334208b7 | 4769 | XMoveWindow (FRAME_X_DISPLAY (f), XtWindow (f->display.x->widget), |
3afe33e7 RS |
4770 | f->display.x->left_pos, f->display.x->top_pos); |
4771 | #else /* not USE_X_TOOLKIT */ | |
334208b7 | 4772 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f676886a | 4773 | f->display.x->left_pos, f->display.x->top_pos); |
3afe33e7 | 4774 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
4775 | UNBLOCK_INPUT; |
4776 | } | |
4777 | ||
bc20ebbf FP |
4778 | /* Call this to change the size of frame F's x-window. |
4779 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
4780 | for this size change and subsequent size changes. | |
4781 | Otherwise we leave the window gravity unchanged. */ | |
dc6f92b8 | 4782 | |
bc20ebbf | 4783 | x_set_window_size (f, change_gravity, cols, rows) |
f676886a | 4784 | struct frame *f; |
bc20ebbf | 4785 | int change_gravity; |
b1c884c3 | 4786 | int cols, rows; |
dc6f92b8 JB |
4787 | { |
4788 | int pixelwidth, pixelheight; | |
4789 | int mask; | |
dc6f92b8 | 4790 | |
80fd1fe2 FP |
4791 | #ifdef USE_X_TOOLKIT |
4792 | BLOCK_INPUT; | |
3a20653d RS |
4793 | { |
4794 | /* The x and y position of the widget is clobbered by the | |
4795 | call to XtSetValues within EmacsFrameSetCharSize. | |
4796 | This is a real kludge, but I don't understand Xt so I can't | |
4797 | figure out a correct fix. Can anyone else tell me? -- rms. */ | |
4798 | int xpos = f->display.x->widget->core.x; | |
4799 | int ypos = f->display.x->widget->core.y; | |
4800 | EmacsFrameSetCharSize (f->display.x->edit_widget, cols, rows); | |
4801 | f->display.x->widget->core.x = xpos; | |
4802 | f->display.x->widget->core.y = ypos; | |
4803 | } | |
80fd1fe2 FP |
4804 | UNBLOCK_INPUT; |
4805 | ||
4806 | #else /* not USE_X_TOOLKIT */ | |
4807 | ||
dc6f92b8 JB |
4808 | BLOCK_INPUT; |
4809 | ||
b1c884c3 | 4810 | check_frame_size (f, &rows, &cols); |
6dba1858 | 4811 | f->display.x->vertical_scroll_bar_extra |
b2cad826 KH |
4812 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
4813 | ? 0 | |
4814 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
480407eb | 4815 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
b2cad826 | 4816 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->display.x->font))); |
f451eb13 JB |
4817 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
4818 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
dc6f92b8 | 4819 | |
af31d76f RS |
4820 | f->display.x->win_gravity = NorthWestGravity; |
4821 | x_wm_set_size_hint (f, 0, 0); | |
6ccf47d1 | 4822 | |
334208b7 RS |
4823 | XSync (FRAME_X_DISPLAY (f), False); |
4824 | XResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4825 | pixelwidth, pixelheight); | |
b1c884c3 JB |
4826 | |
4827 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
4828 | but the window manager will get around to dealing with the size | |
4829 | change request eventually, and we'll hear how it went when the | |
dbc4e1c1 JB |
4830 | ConfigureNotify event gets here. |
4831 | ||
4832 | We could just not bother storing any of this information here, | |
4833 | and let the ConfigureNotify event set everything up, but that | |
4834 | might be kind of confusing to the lisp code, since size changes | |
4835 | wouldn't be reported in the frame parameters until some random | |
4836 | point in the future when the ConfigureNotify event arrives. */ | |
8922af5f | 4837 | change_frame_size (f, rows, cols, 0, 0); |
b1c884c3 JB |
4838 | PIXEL_WIDTH (f) = pixelwidth; |
4839 | PIXEL_HEIGHT (f) = pixelheight; | |
4840 | ||
4d73d038 RS |
4841 | /* If cursor was outside the new size, mark it as off. */ |
4842 | if (f->phys_cursor_y >= rows | |
4843 | || f->phys_cursor_x >= cols) | |
4844 | { | |
4845 | f->phys_cursor_x = -1; | |
4846 | f->phys_cursor_y = -1; | |
4847 | } | |
4848 | ||
dbc4e1c1 JB |
4849 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
4850 | receive in the ConfigureNotify event; if we get what we asked | |
4851 | for, then the event won't cause the screen to become garbaged, so | |
4852 | we have to make sure to do it here. */ | |
4853 | SET_FRAME_GARBAGED (f); | |
4854 | ||
334208b7 | 4855 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 | 4856 | UNBLOCK_INPUT; |
80fd1fe2 | 4857 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 4858 | } |
dc6f92b8 | 4859 | \f |
f451eb13 | 4860 | /* Mouse warping, focus shifting, raising and lowering. */ |
dc6f92b8 | 4861 | |
9b378208 | 4862 | void |
f676886a JB |
4863 | x_set_mouse_position (f, x, y) |
4864 | struct frame *f; | |
dc6f92b8 JB |
4865 | int x, y; |
4866 | { | |
4867 | int pix_x, pix_y; | |
4868 | ||
12ba150f | 4869 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->display.x->font) / 2; |
a27f9f86 | 4870 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->display.x->line_height / 2; |
f451eb13 JB |
4871 | |
4872 | if (pix_x < 0) pix_x = 0; | |
4873 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
4874 | ||
4875 | if (pix_y < 0) pix_y = 0; | |
4876 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
dc6f92b8 JB |
4877 | |
4878 | BLOCK_INPUT; | |
dc6f92b8 | 4879 | |
334208b7 RS |
4880 | XWarpPointer (FRAME_X_DISPLAY (f), None, FRAME_X_WINDOW (f), |
4881 | 0, 0, 0, 0, pix_x, pix_y); | |
dc6f92b8 JB |
4882 | UNBLOCK_INPUT; |
4883 | } | |
4884 | ||
9b378208 RS |
4885 | /* Move the mouse to position pixel PIX_X, PIX_Y relative to frame F. */ |
4886 | ||
4887 | void | |
4888 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
4889 | struct frame *f; | |
4890 | int pix_x, pix_y; | |
4891 | { | |
4892 | BLOCK_INPUT; | |
4893 | ||
334208b7 RS |
4894 | XWarpPointer (FRAME_X_DISPLAY (f), None, FRAME_X_WINDOW (f), |
4895 | 0, 0, 0, 0, pix_x, pix_y); | |
9b378208 RS |
4896 | UNBLOCK_INPUT; |
4897 | } | |
4898 | ||
f676886a JB |
4899 | x_focus_on_frame (f) |
4900 | struct frame *f; | |
dc6f92b8 | 4901 | { |
1fb20991 | 4902 | #if 0 /* This proves to be unpleasant. */ |
f676886a | 4903 | x_raise_frame (f); |
1fb20991 | 4904 | #endif |
6d4238f3 JB |
4905 | #if 0 |
4906 | /* I don't think that the ICCCM allows programs to do things like this | |
4907 | without the interaction of the window manager. Whatever you end up | |
f676886a | 4908 | doing with this code, do it to x_unfocus_frame too. */ |
334208b7 | 4909 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
dc6f92b8 | 4910 | RevertToPointerRoot, CurrentTime); |
c118dd06 | 4911 | #endif /* ! 0 */ |
dc6f92b8 JB |
4912 | } |
4913 | ||
f676886a JB |
4914 | x_unfocus_frame (f) |
4915 | struct frame *f; | |
dc6f92b8 | 4916 | { |
6d4238f3 | 4917 | #if 0 |
f676886a JB |
4918 | /* Look at the remarks in x_focus_on_frame. */ |
4919 | if (x_focus_frame == f) | |
334208b7 | 4920 | XSetInputFocus (FRAME_X_DISPLAY (f), PointerRoot, |
dc6f92b8 | 4921 | RevertToPointerRoot, CurrentTime); |
c118dd06 | 4922 | #endif /* ! 0 */ |
dc6f92b8 JB |
4923 | } |
4924 | ||
f676886a | 4925 | /* Raise frame F. */ |
dc6f92b8 | 4926 | |
f676886a JB |
4927 | x_raise_frame (f) |
4928 | struct frame *f; | |
dc6f92b8 | 4929 | { |
3a88c238 | 4930 | if (f->async_visible) |
dc6f92b8 JB |
4931 | { |
4932 | BLOCK_INPUT; | |
3afe33e7 | 4933 | #ifdef USE_X_TOOLKIT |
334208b7 | 4934 | XRaiseWindow (FRAME_X_DISPLAY (f), XtWindow (f->display.x->widget)); |
3afe33e7 | 4935 | #else /* not USE_X_TOOLKIT */ |
334208b7 | 4936 | XRaiseWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
3afe33e7 | 4937 | #endif /* not USE_X_TOOLKIT */ |
334208b7 | 4938 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 JB |
4939 | UNBLOCK_INPUT; |
4940 | } | |
4941 | } | |
4942 | ||
f676886a | 4943 | /* Lower frame F. */ |
dc6f92b8 | 4944 | |
f676886a JB |
4945 | x_lower_frame (f) |
4946 | struct frame *f; | |
dc6f92b8 | 4947 | { |
3a88c238 | 4948 | if (f->async_visible) |
dc6f92b8 JB |
4949 | { |
4950 | BLOCK_INPUT; | |
3afe33e7 | 4951 | #ifdef USE_X_TOOLKIT |
334208b7 | 4952 | XLowerWindow (FRAME_X_DISPLAY (f), XtWindow (f->display.x->widget)); |
3afe33e7 | 4953 | #else /* not USE_X_TOOLKIT */ |
334208b7 | 4954 | XLowerWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
3afe33e7 | 4955 | #endif /* not USE_X_TOOLKIT */ |
334208b7 | 4956 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 JB |
4957 | UNBLOCK_INPUT; |
4958 | } | |
4959 | } | |
4960 | ||
dbc4e1c1 JB |
4961 | static void |
4962 | XTframe_raise_lower (f, raise) | |
4963 | FRAME_PTR f; | |
4964 | int raise; | |
4965 | { | |
4966 | if (raise) | |
4967 | x_raise_frame (f); | |
4968 | else | |
4969 | x_lower_frame (f); | |
4970 | } | |
4971 | ||
fd13dbb2 RS |
4972 | /* Change from withdrawn state to mapped state, |
4973 | or deiconify. */ | |
dc6f92b8 | 4974 | |
f676886a JB |
4975 | x_make_frame_visible (f) |
4976 | struct frame *f; | |
dc6f92b8 JB |
4977 | { |
4978 | int mask; | |
990ba854 | 4979 | Lisp_Object type; |
dc6f92b8 | 4980 | |
dc6f92b8 | 4981 | BLOCK_INPUT; |
dc6f92b8 | 4982 | |
990ba854 RS |
4983 | type = x_icon_type (f); |
4984 | if (!NILP (type)) | |
4985 | x_bitmap_icon (f, type); | |
bdcd49ba | 4986 | |
f676886a | 4987 | if (! FRAME_VISIBLE_P (f)) |
90e65f07 | 4988 | { |
af31d76f | 4989 | #ifndef USE_X_TOOLKIT |
fd13dbb2 RS |
4990 | if (! FRAME_ICONIFIED_P (f)) |
4991 | x_set_offset (f, f->display.x->left_pos, f->display.x->top_pos, 0); | |
af31d76f | 4992 | #endif |
dc05a16b | 4993 | |
90e65f07 | 4994 | if (! EQ (Vx_no_window_manager, Qt)) |
f676886a | 4995 | x_wm_set_window_state (f, NormalState); |
3afe33e7 | 4996 | #ifdef USE_X_TOOLKIT |
d7a38a2e RS |
4997 | /* This was XtPopup, but that did nothing for an iconified frame. */ |
4998 | XtMapWidget (f->display.x->widget); | |
3afe33e7 | 4999 | #else /* not USE_X_TOOLKIT */ |
7f9c7f94 | 5000 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
3afe33e7 | 5001 | #endif /* not USE_X_TOOLKIT */ |
0134a210 RS |
5002 | #if 0 /* This seems to bring back scroll bars in the wrong places |
5003 | if the window configuration has changed. They seem | |
5004 | to come back ok without this. */ | |
ab648270 | 5005 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) |
334208b7 | 5006 | XMapSubwindows (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
0134a210 | 5007 | #endif |
90e65f07 | 5008 | } |
dc6f92b8 | 5009 | |
334208b7 | 5010 | XFlush (FRAME_X_DISPLAY (f)); |
90e65f07 | 5011 | |
0dacf791 RS |
5012 | /* Synchronize to ensure Emacs knows the frame is visible |
5013 | before we do anything else. We do this loop with input not blocked | |
5014 | so that incoming events are handled. */ | |
5015 | { | |
5016 | Lisp_Object frame; | |
c0a04927 RS |
5017 | int count = input_signal_count; |
5018 | ||
5019 | /* This must come after we set COUNT. */ | |
5020 | UNBLOCK_INPUT; | |
5021 | ||
e0c1aef2 | 5022 | XSETFRAME (frame, f); |
c0a04927 RS |
5023 | |
5024 | while (1) | |
2a6cf806 | 5025 | { |
334208b7 | 5026 | x_sync (f); |
c0a04927 RS |
5027 | /* Once we have handled input events, |
5028 | we should have received the MapNotify if one is coming. | |
5029 | So if we have not got it yet, stop looping. | |
5030 | Some window managers make their own decisions | |
5031 | about visibility. */ | |
5032 | if (input_signal_count != count) | |
5033 | break; | |
c12a7cbd | 5034 | /* Machines that do polling rather than SIGIO have been observed |
23cf7c60 KH |
5035 | to go into a busy-wait here. So we'll fake an alarm signal |
5036 | to let the handler know that there's something to be read. | |
5037 | We used to raise a real alarm, but it seems that the handler | |
5038 | isn't always enabled here. This is probably a bug. */ | |
8b2f8d4e | 5039 | if (input_polling_used ()) |
3b2fa4e6 RS |
5040 | { |
5041 | /* It could be confusing if a real alarm arrives while processing | |
5042 | the fake one. Turn it off and let the handler reset it. */ | |
5043 | alarm (0); | |
5044 | input_poll_signal (); | |
5045 | } | |
c0a04927 RS |
5046 | /* Once we have handled input events, |
5047 | we should have received the MapNotify if one is coming. | |
5048 | So if we have not got it yet, stop looping. | |
5049 | Some window managers make their own decisions | |
5050 | about visibility. */ | |
5051 | if (input_signal_count != count) | |
5052 | break; | |
2a6cf806 | 5053 | } |
0dacf791 RS |
5054 | FRAME_SAMPLE_VISIBILITY (f); |
5055 | } | |
dc6f92b8 JB |
5056 | } |
5057 | ||
5058 | /* Change from mapped state to withdrawn state. */ | |
5059 | ||
f676886a JB |
5060 | x_make_frame_invisible (f) |
5061 | struct frame *f; | |
dc6f92b8 JB |
5062 | { |
5063 | int mask; | |
546e6d5b RS |
5064 | Window window; |
5065 | ||
5066 | #ifdef USE_X_TOOLKIT | |
5067 | /* Use the frame's outermost window, not the one we normally draw on. */ | |
5068 | window = XtWindow (f->display.x->widget); | |
5069 | #else /* not USE_X_TOOLKIT */ | |
5070 | window = FRAME_X_WINDOW (f); | |
5071 | #endif /* not USE_X_TOOLKIT */ | |
dc6f92b8 | 5072 | |
9319ae23 RS |
5073 | /* Don't keep the highlight on an invisible frame. */ |
5074 | if (x_highlight_frame == f) | |
5075 | x_highlight_frame = 0; | |
5076 | ||
5627c40e | 5077 | #if 0/* This might add unreliability; I don't trust it -- rms. */ |
9319ae23 | 5078 | if (! f->async_visible && ! f->async_iconified) |
dc6f92b8 | 5079 | return; |
5627c40e | 5080 | #endif |
dc6f92b8 JB |
5081 | |
5082 | BLOCK_INPUT; | |
c118dd06 | 5083 | |
af31d76f RS |
5084 | /* Before unmapping the window, update the WM_SIZE_HINTS property to claim |
5085 | that the current position of the window is user-specified, rather than | |
5086 | program-specified, so that when the window is mapped again, it will be | |
5087 | placed at the same location, without forcing the user to position it | |
5088 | by hand again (they have already done that once for this window.) */ | |
5089 | x_wm_set_size_hint (f, 0, 1); | |
5090 | ||
c118dd06 JB |
5091 | #ifdef HAVE_X11R4 |
5092 | ||
334208b7 RS |
5093 | if (! XWithdrawWindow (FRAME_X_DISPLAY (f), window, |
5094 | DefaultScreen (FRAME_X_DISPLAY (f)))) | |
c118dd06 JB |
5095 | { |
5096 | UNBLOCK_INPUT_RESIGNAL; | |
546e6d5b | 5097 | error ("Can't notify window manager of window withdrawal"); |
c118dd06 | 5098 | } |
c118dd06 | 5099 | #else /* ! defined (HAVE_X11R4) */ |
16bd92ea | 5100 | |
c118dd06 | 5101 | /* Tell the window manager what we're going to do. */ |
dc6f92b8 JB |
5102 | if (! EQ (Vx_no_window_manager, Qt)) |
5103 | { | |
16bd92ea | 5104 | XEvent unmap; |
dc6f92b8 | 5105 | |
16bd92ea | 5106 | unmap.xunmap.type = UnmapNotify; |
546e6d5b | 5107 | unmap.xunmap.window = window; |
334208b7 | 5108 | unmap.xunmap.event = DefaultRootWindow (FRAME_X_DISPLAY (f)); |
16bd92ea | 5109 | unmap.xunmap.from_configure = False; |
334208b7 RS |
5110 | if (! XSendEvent (FRAME_X_DISPLAY (f), |
5111 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
16bd92ea JB |
5112 | False, |
5113 | SubstructureRedirectMask|SubstructureNotifyMask, | |
5114 | &unmap)) | |
5115 | { | |
5116 | UNBLOCK_INPUT_RESIGNAL; | |
546e6d5b | 5117 | error ("Can't notify window manager of withdrawal"); |
16bd92ea | 5118 | } |
dc6f92b8 JB |
5119 | } |
5120 | ||
16bd92ea | 5121 | /* Unmap the window ourselves. Cheeky! */ |
334208b7 | 5122 | XUnmapWindow (FRAME_X_DISPLAY (f), window); |
c118dd06 | 5123 | #endif /* ! defined (HAVE_X11R4) */ |
dc6f92b8 | 5124 | |
5627c40e RS |
5125 | /* We can't distinguish this from iconification |
5126 | just by the event that we get from the server. | |
5127 | So we can't win using the usual strategy of letting | |
5128 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
5129 | and synchronize with the server to make sure we agree. */ | |
5130 | f->visible = 0; | |
5131 | FRAME_ICONIFIED_P (f) = 0; | |
5132 | f->async_visible = 0; | |
5133 | f->async_iconified = 0; | |
5134 | ||
334208b7 | 5135 | x_sync (f); |
5627c40e | 5136 | |
dc6f92b8 JB |
5137 | UNBLOCK_INPUT; |
5138 | } | |
5139 | ||
dc6f92b8 JB |
5140 | /* Change window state from mapped to iconified. */ |
5141 | ||
f676886a JB |
5142 | x_iconify_frame (f) |
5143 | struct frame *f; | |
dc6f92b8 JB |
5144 | { |
5145 | int mask; | |
3afe33e7 | 5146 | int result; |
990ba854 | 5147 | Lisp_Object type; |
dc6f92b8 | 5148 | |
9319ae23 RS |
5149 | /* Don't keep the highlight on an invisible frame. */ |
5150 | if (x_highlight_frame == f) | |
5151 | x_highlight_frame = 0; | |
5152 | ||
3a88c238 | 5153 | if (f->async_iconified) |
dc6f92b8 JB |
5154 | return; |
5155 | ||
3afe33e7 | 5156 | BLOCK_INPUT; |
546e6d5b | 5157 | |
990ba854 RS |
5158 | type = x_icon_type (f); |
5159 | if (!NILP (type)) | |
5160 | x_bitmap_icon (f, type); | |
bdcd49ba RS |
5161 | |
5162 | #ifdef USE_X_TOOLKIT | |
5163 | ||
546e6d5b RS |
5164 | if (! FRAME_VISIBLE_P (f)) |
5165 | { | |
5166 | if (! EQ (Vx_no_window_manager, Qt)) | |
5167 | x_wm_set_window_state (f, IconicState); | |
5168 | /* This was XtPopup, but that did nothing for an iconified frame. */ | |
5169 | XtMapWidget (f->display.x->widget); | |
5170 | UNBLOCK_INPUT; | |
5171 | return; | |
5172 | } | |
5173 | ||
334208b7 | 5174 | result = XIconifyWindow (FRAME_X_DISPLAY (f), |
bc20ebbf | 5175 | XtWindow (f->display.x->widget), |
334208b7 | 5176 | DefaultScreen (FRAME_X_DISPLAY (f))); |
3afe33e7 RS |
5177 | UNBLOCK_INPUT; |
5178 | ||
5179 | if (!result) | |
546e6d5b | 5180 | error ("Can't notify window manager of iconification"); |
3afe33e7 RS |
5181 | |
5182 | f->async_iconified = 1; | |
8c002a25 KH |
5183 | |
5184 | BLOCK_INPUT; | |
334208b7 | 5185 | XFlush (FRAME_X_DISPLAY (f)); |
8c002a25 | 5186 | UNBLOCK_INPUT; |
3afe33e7 RS |
5187 | #else /* not USE_X_TOOLKIT */ |
5188 | ||
fd13dbb2 RS |
5189 | /* Make sure the X server knows where the window should be positioned, |
5190 | in case the user deiconifies with the window manager. */ | |
5191 | if (! FRAME_VISIBLE_P (f) && !FRAME_ICONIFIED_P (f)) | |
5192 | x_set_offset (f, f->display.x->left_pos, f->display.x->top_pos, 0); | |
5193 | ||
16bd92ea JB |
5194 | /* Since we don't know which revision of X we're running, we'll use both |
5195 | the X11R3 and X11R4 techniques. I don't know if this is a good idea. */ | |
5196 | ||
5197 | /* X11R4: send a ClientMessage to the window manager using the | |
5198 | WM_CHANGE_STATE type. */ | |
5199 | { | |
5200 | XEvent message; | |
58769bee | 5201 | |
c118dd06 | 5202 | message.xclient.window = FRAME_X_WINDOW (f); |
16bd92ea | 5203 | message.xclient.type = ClientMessage; |
334208b7 | 5204 | message.xclient.message_type = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_change_state; |
16bd92ea JB |
5205 | message.xclient.format = 32; |
5206 | message.xclient.data.l[0] = IconicState; | |
5207 | ||
334208b7 RS |
5208 | if (! XSendEvent (FRAME_X_DISPLAY (f), |
5209 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
16bd92ea JB |
5210 | False, |
5211 | SubstructureRedirectMask | SubstructureNotifyMask, | |
5212 | &message)) | |
dc6f92b8 JB |
5213 | { |
5214 | UNBLOCK_INPUT_RESIGNAL; | |
546e6d5b | 5215 | error ("Can't notify window manager of iconification"); |
dc6f92b8 | 5216 | } |
16bd92ea | 5217 | } |
dc6f92b8 | 5218 | |
58769bee | 5219 | /* X11R3: set the initial_state field of the window manager hints to |
16bd92ea JB |
5220 | IconicState. */ |
5221 | x_wm_set_window_state (f, IconicState); | |
dc6f92b8 | 5222 | |
a9c00105 RS |
5223 | if (!FRAME_VISIBLE_P (f)) |
5224 | { | |
5225 | /* If the frame was withdrawn, before, we must map it. */ | |
7f9c7f94 | 5226 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
a9c00105 RS |
5227 | } |
5228 | ||
3a88c238 | 5229 | f->async_iconified = 1; |
dc6f92b8 | 5230 | |
334208b7 | 5231 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 | 5232 | UNBLOCK_INPUT; |
8c002a25 | 5233 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5234 | } |
5235 | ||
c0ff3fab | 5236 | /* Destroy the X window of frame F. */ |
dc6f92b8 | 5237 | |
c0ff3fab | 5238 | x_destroy_window (f) |
f676886a | 5239 | struct frame *f; |
dc6f92b8 | 5240 | { |
7f9c7f94 RS |
5241 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
5242 | ||
dc6f92b8 | 5243 | BLOCK_INPUT; |
c0ff3fab JB |
5244 | |
5245 | if (f->display.x->icon_desc != 0) | |
334208b7 RS |
5246 | XDestroyWindow (FRAME_X_DISPLAY (f), f->display.x->icon_desc); |
5247 | XDestroyWindow (FRAME_X_DISPLAY (f), f->display.x->window_desc); | |
3afe33e7 RS |
5248 | #ifdef USE_X_TOOLKIT |
5249 | XtDestroyWidget (f->display.x->widget); | |
9d7e2e3e | 5250 | free_frame_menubar (f); |
3afe33e7 RS |
5251 | #endif /* USE_X_TOOLKIT */ |
5252 | ||
07e34cb0 | 5253 | free_frame_faces (f); |
334208b7 | 5254 | XFlush (FRAME_X_DISPLAY (f)); |
dc6f92b8 | 5255 | |
9ac0d9e0 | 5256 | xfree (f->display.x); |
c0ff3fab | 5257 | f->display.x = 0; |
f676886a JB |
5258 | if (f == x_focus_frame) |
5259 | x_focus_frame = 0; | |
5260 | if (f == x_highlight_frame) | |
5261 | x_highlight_frame = 0; | |
c0ff3fab | 5262 | |
7f9c7f94 RS |
5263 | dpyinfo->reference_count--; |
5264 | ||
5265 | if (f == dpyinfo->mouse_face_mouse_frame) | |
dc05a16b | 5266 | { |
7f9c7f94 RS |
5267 | dpyinfo->mouse_face_beg_row |
5268 | = dpyinfo->mouse_face_beg_col = -1; | |
5269 | dpyinfo->mouse_face_end_row | |
5270 | = dpyinfo->mouse_face_end_col = -1; | |
5271 | dpyinfo->mouse_face_window = Qnil; | |
dc05a16b | 5272 | } |
0134a210 | 5273 | |
c0ff3fab | 5274 | UNBLOCK_INPUT; |
dc6f92b8 JB |
5275 | } |
5276 | \f | |
f451eb13 JB |
5277 | /* Setting window manager hints. */ |
5278 | ||
af31d76f RS |
5279 | /* Set the normal size hints for the window manager, for frame F. |
5280 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
5281 | that the window now has. | |
5282 | If USER_POSITION is nonzero, we set the USPosition | |
5283 | flag (this is useful when FLAGS is 0). */ | |
6dba1858 | 5284 | |
af31d76f | 5285 | x_wm_set_size_hint (f, flags, user_position) |
f676886a | 5286 | struct frame *f; |
af31d76f RS |
5287 | long flags; |
5288 | int user_position; | |
dc6f92b8 JB |
5289 | { |
5290 | XSizeHints size_hints; | |
3afe33e7 RS |
5291 | |
5292 | #ifdef USE_X_TOOLKIT | |
7e4f2521 FP |
5293 | Arg al[2]; |
5294 | int ac = 0; | |
5295 | Dimension widget_width, widget_height; | |
bc20ebbf | 5296 | Window window = XtWindow (f->display.x->widget); |
3afe33e7 | 5297 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5298 | Window window = FRAME_X_WINDOW (f); |
3afe33e7 | 5299 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5300 | |
b72a58fd RS |
5301 | /* Setting PMaxSize caused various problems. */ |
5302 | size_hints.flags = PResizeInc | PMinSize /* | PMaxSize */; | |
dc6f92b8 | 5303 | |
f676886a JB |
5304 | flexlines = f->height; |
5305 | ||
5306 | size_hints.x = f->display.x->left_pos; | |
5307 | size_hints.y = f->display.x->top_pos; | |
7553a6b7 | 5308 | |
7e4f2521 FP |
5309 | #ifdef USE_X_TOOLKIT |
5310 | XtSetArg (al[ac], XtNwidth, &widget_width); ac++; | |
5311 | XtSetArg (al[ac], XtNheight, &widget_height); ac++; | |
5312 | XtGetValues (f->display.x->column_widget, al, ac); | |
5313 | size_hints.height = widget_height; | |
5314 | size_hints.width = widget_width; | |
5315 | #else /* not USE_X_TOOLKIT */ | |
f676886a JB |
5316 | size_hints.height = PIXEL_HEIGHT (f); |
5317 | size_hints.width = PIXEL_WIDTH (f); | |
7e4f2521 | 5318 | #endif /* not USE_X_TOOLKIT */ |
7553a6b7 | 5319 | |
f676886a | 5320 | size_hints.width_inc = FONT_WIDTH (f->display.x->font); |
a27f9f86 | 5321 | size_hints.height_inc = f->display.x->line_height; |
334208b7 RS |
5322 | size_hints.max_width |
5323 | = FRAME_X_DISPLAY_INFO (f)->width - CHAR_TO_PIXEL_WIDTH (f, 0); | |
5324 | size_hints.max_height | |
5325 | = FRAME_X_DISPLAY_INFO (f)->height - CHAR_TO_PIXEL_HEIGHT (f, 0); | |
0134a210 | 5326 | |
b1c884c3 | 5327 | { |
b0342f17 | 5328 | int base_width, base_height; |
0134a210 | 5329 | int min_rows = 0, min_cols = 0; |
b0342f17 | 5330 | |
f451eb13 JB |
5331 | base_width = CHAR_TO_PIXEL_WIDTH (f, 0); |
5332 | base_height = CHAR_TO_PIXEL_HEIGHT (f, 0); | |
b0342f17 | 5333 | |
0134a210 | 5334 | check_frame_size (f, &min_rows, &min_cols); |
b0342f17 | 5335 | |
0134a210 RS |
5336 | /* The window manager uses the base width hints to calculate the |
5337 | current number of rows and columns in the frame while | |
5338 | resizing; min_width and min_height aren't useful for this | |
5339 | purpose, since they might not give the dimensions for a | |
5340 | zero-row, zero-column frame. | |
58769bee | 5341 | |
0134a210 RS |
5342 | We use the base_width and base_height members if we have |
5343 | them; otherwise, we set the min_width and min_height members | |
5344 | to the size for a zero x zero frame. */ | |
b0342f17 JB |
5345 | |
5346 | #ifdef HAVE_X11R4 | |
0134a210 RS |
5347 | size_hints.flags |= PBaseSize; |
5348 | size_hints.base_width = base_width; | |
5349 | size_hints.base_height = base_height; | |
5350 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
5351 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
b0342f17 | 5352 | #else |
0134a210 RS |
5353 | size_hints.min_width = base_width; |
5354 | size_hints.min_height = base_height; | |
b0342f17 | 5355 | #endif |
b1c884c3 | 5356 | } |
dc6f92b8 | 5357 | |
af31d76f RS |
5358 | if (flags) |
5359 | size_hints.flags |= flags; | |
dc6f92b8 JB |
5360 | else |
5361 | { | |
5362 | XSizeHints hints; /* Sometimes I hate X Windows... */ | |
af31d76f RS |
5363 | long supplied_return; |
5364 | int value; | |
5365 | ||
5366 | #ifdef HAVE_X11R4 | |
334208b7 | 5367 | value = XGetWMNormalHints (FRAME_X_DISPLAY (f), window, &hints, |
af31d76f RS |
5368 | &supplied_return); |
5369 | #else | |
334208b7 | 5370 | value = XGetNormalHints (FRAME_X_DISPLAY (f), window, &hints); |
af31d76f | 5371 | #endif |
58769bee | 5372 | |
af31d76f | 5373 | if (value == 0) |
82ee0df4 | 5374 | hints.flags = 0; |
dc6f92b8 JB |
5375 | if (hints.flags & PSize) |
5376 | size_hints.flags |= PSize; | |
5377 | if (hints.flags & PPosition) | |
5378 | size_hints.flags |= PPosition; | |
5379 | if (hints.flags & USPosition) | |
5380 | size_hints.flags |= USPosition; | |
5381 | if (hints.flags & USSize) | |
5382 | size_hints.flags |= USSize; | |
5383 | } | |
0134a210 | 5384 | |
af31d76f | 5385 | #ifdef PWinGravity |
dc05a16b | 5386 | size_hints.win_gravity = f->display.x->win_gravity; |
af31d76f | 5387 | size_hints.flags |= PWinGravity; |
dc05a16b | 5388 | |
af31d76f | 5389 | if (user_position) |
6dba1858 | 5390 | { |
af31d76f RS |
5391 | size_hints.flags &= ~ PPosition; |
5392 | size_hints.flags |= USPosition; | |
6dba1858 | 5393 | } |
2554751d | 5394 | #endif /* PWinGravity */ |
6dba1858 | 5395 | |
b0342f17 | 5396 | #ifdef HAVE_X11R4 |
334208b7 | 5397 | XSetWMNormalHints (FRAME_X_DISPLAY (f), window, &size_hints); |
b0342f17 | 5398 | #else |
334208b7 | 5399 | XSetNormalHints (FRAME_X_DISPLAY (f), window, &size_hints); |
b0342f17 | 5400 | #endif |
dc6f92b8 JB |
5401 | } |
5402 | ||
5403 | /* Used for IconicState or NormalState */ | |
f676886a JB |
5404 | x_wm_set_window_state (f, state) |
5405 | struct frame *f; | |
dc6f92b8 JB |
5406 | int state; |
5407 | { | |
3afe33e7 | 5408 | #ifdef USE_X_TOOLKIT |
546e6d5b RS |
5409 | Arg al[1]; |
5410 | ||
5411 | XtSetArg (al[0], XtNinitialState, state); | |
5412 | XtSetValues (f->display.x->widget, al, 1); | |
3afe33e7 | 5413 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5414 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 5415 | |
16bd92ea JB |
5416 | f->display.x->wm_hints.flags |= StateHint; |
5417 | f->display.x->wm_hints.initial_state = state; | |
b1c884c3 | 5418 | |
334208b7 | 5419 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); |
546e6d5b | 5420 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5421 | } |
5422 | ||
7f2ae036 | 5423 | x_wm_set_icon_pixmap (f, pixmap_id) |
f676886a | 5424 | struct frame *f; |
7f2ae036 | 5425 | int pixmap_id; |
dc6f92b8 | 5426 | { |
75231bad RS |
5427 | #ifdef USE_X_TOOLKIT |
5428 | Window window = XtWindow (f->display.x->widget); | |
5429 | #else | |
c118dd06 | 5430 | Window window = FRAME_X_WINDOW (f); |
75231bad | 5431 | #endif |
dc6f92b8 | 5432 | |
7f2ae036 | 5433 | if (pixmap_id > 0) |
dbc4e1c1 | 5434 | { |
7a13e894 | 5435 | Pixmap icon_pixmap = x_bitmap_pixmap (f, pixmap_id); |
dbc4e1c1 JB |
5436 | f->display.x->wm_hints.icon_pixmap = icon_pixmap; |
5437 | f->display.x->wm_hints.flags |= IconPixmapHint; | |
5438 | } | |
5439 | else | |
7f2ae036 RS |
5440 | { |
5441 | f->display.x->wm_hints.icon_pixmap = None; | |
5442 | f->display.x->wm_hints.flags &= ~IconPixmapHint; | |
5443 | } | |
b1c884c3 | 5444 | |
334208b7 | 5445 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5446 | } |
5447 | ||
f676886a JB |
5448 | x_wm_set_icon_position (f, icon_x, icon_y) |
5449 | struct frame *f; | |
dc6f92b8 JB |
5450 | int icon_x, icon_y; |
5451 | { | |
75231bad RS |
5452 | #ifdef USE_X_TOOLKIT |
5453 | Window window = XtWindow (f->display.x->widget); | |
5454 | #else | |
c118dd06 | 5455 | Window window = FRAME_X_WINDOW (f); |
75231bad | 5456 | #endif |
dc6f92b8 | 5457 | |
16bd92ea JB |
5458 | f->display.x->wm_hints.flags |= IconPositionHint; |
5459 | f->display.x->wm_hints.icon_x = icon_x; | |
5460 | f->display.x->wm_hints.icon_y = icon_y; | |
b1c884c3 | 5461 | |
334208b7 | 5462 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5463 | } |
5464 | ||
5465 | \f | |
f451eb13 JB |
5466 | /* Initialization. */ |
5467 | ||
3afe33e7 RS |
5468 | #ifdef USE_X_TOOLKIT |
5469 | static XrmOptionDescRec emacs_options[] = { | |
5470 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
5471 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
5472 | ||
5473 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
5474 | XrmoptionSepArg, NULL}, | |
5475 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
5476 | ||
5477 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5478 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5479 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5480 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5481 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5482 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
5483 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
5484 | }; | |
5485 | #endif /* USE_X_TOOLKIT */ | |
5486 | ||
7a13e894 RS |
5487 | static int x_initialized; |
5488 | ||
334208b7 | 5489 | struct x_display_info * |
1f8255f2 | 5490 | x_term_init (display_name, xrm_option, resource_name) |
334208b7 | 5491 | Lisp_Object display_name; |
1f8255f2 RS |
5492 | char *xrm_option; |
5493 | char *resource_name; | |
dc6f92b8 | 5494 | { |
f676886a | 5495 | Lisp_Object frame; |
dc6f92b8 | 5496 | char *defaultvalue; |
334208b7 | 5497 | int connection; |
7a13e894 | 5498 | Display *dpy; |
334208b7 RS |
5499 | struct x_display_info *dpyinfo; |
5500 | XrmDatabase xrdb; | |
5501 | ||
7a13e894 RS |
5502 | if (!x_initialized) |
5503 | { | |
5504 | x_initialize (); | |
5505 | x_initialized = 1; | |
5506 | } | |
dc6f92b8 | 5507 | |
3afe33e7 | 5508 | #ifdef USE_X_TOOLKIT |
bdcd49ba RS |
5509 | #ifdef HAVE_X11R5 |
5510 | XtSetLanguageProc (NULL, NULL, NULL); | |
5511 | #endif | |
5512 | ||
7f9c7f94 RS |
5513 | { |
5514 | int argc = 0; | |
5515 | char *argv[3]; | |
5516 | ||
5517 | argv[0] = ""; | |
5518 | argc = 1; | |
5519 | if (xrm_option) | |
5520 | { | |
5521 | argv[argc++] = "-xrm"; | |
5522 | argv[argc++] = xrm_option; | |
5523 | } | |
5524 | dpy = XtOpenDisplay (Xt_app_con, XSTRING (display_name)->data, | |
5525 | resource_name, EMACS_CLASS, | |
5526 | emacs_options, XtNumber (emacs_options), | |
5527 | &argc, argv); | |
5528 | } | |
3afe33e7 RS |
5529 | |
5530 | #else /* not USE_X_TOOLKIT */ | |
bdcd49ba RS |
5531 | #ifdef HAVE_X11R5 |
5532 | XSetLocaleModifiers (""); | |
5533 | #endif | |
7a13e894 | 5534 | dpy = XOpenDisplay (XSTRING (display_name)->data); |
3afe33e7 | 5535 | #endif /* not USE_X_TOOLKIT */ |
334208b7 | 5536 | |
7a13e894 RS |
5537 | /* Detect failure. */ |
5538 | if (dpy == 0) | |
5539 | return 0; | |
5540 | ||
5541 | /* We have definitely succeeded. Record the new connection. */ | |
5542 | ||
5543 | dpyinfo = (struct x_display_info *) xmalloc (sizeof (struct x_display_info)); | |
5544 | ||
5545 | /* Put this display on the chain. */ | |
5546 | dpyinfo->next = x_display_list; | |
5547 | x_display_list = dpyinfo; | |
5548 | ||
5549 | /* Put it on x_display_name_list as well, to keep them parallel. */ | |
5550 | x_display_name_list = Fcons (Fcons (display_name, Qnil), | |
5551 | x_display_name_list); | |
5552 | dpyinfo->name_list_element = XCONS (x_display_name_list)->car; | |
5553 | ||
5554 | dpyinfo->display = dpy; | |
dc6f92b8 | 5555 | |
dc6f92b8 | 5556 | #if 0 |
7a13e894 | 5557 | XSetAfterFunction (x_current_display, x_trace_wire); |
c118dd06 | 5558 | #endif /* ! 0 */ |
7a13e894 RS |
5559 | |
5560 | dpyinfo->x_id_name | |
5561 | = (char *) xmalloc (XSTRING (Vinvocation_name)->size | |
5562 | + XSTRING (Vsystem_name)->size | |
5563 | + 2); | |
5564 | sprintf (dpyinfo->x_id_name, "%s@%s", | |
5565 | XSTRING (Vinvocation_name)->data, XSTRING (Vsystem_name)->data); | |
28430d3c JB |
5566 | |
5567 | /* Figure out which modifier bits mean what. */ | |
334208b7 | 5568 | x_find_modifier_meanings (dpyinfo); |
f451eb13 | 5569 | |
ab648270 | 5570 | /* Get the scroll bar cursor. */ |
7a13e894 | 5571 | dpyinfo->vertical_scroll_bar_cursor |
334208b7 | 5572 | = XCreateFontCursor (dpyinfo->display, XC_sb_v_double_arrow); |
f451eb13 | 5573 | |
334208b7 RS |
5574 | xrdb = x_load_resources (dpyinfo->display, xrm_option, |
5575 | resource_name, EMACS_CLASS); | |
5576 | #ifdef HAVE_XRMSETDATABASE | |
5577 | XrmSetDatabase (dpyinfo->display, xrdb); | |
5578 | #else | |
5579 | dpyinfo->display->db = xrdb; | |
5580 | #endif | |
7a13e894 RS |
5581 | /* Put thr rdb where we can find it in a way that works on |
5582 | all versions. */ | |
5583 | dpyinfo->xrdb = xrdb; | |
334208b7 RS |
5584 | |
5585 | dpyinfo->screen = ScreenOfDisplay (dpyinfo->display, | |
5586 | DefaultScreen (dpyinfo->display)); | |
5587 | dpyinfo->visual = select_visual (dpyinfo->display, dpyinfo->screen, | |
5588 | &dpyinfo->n_planes); | |
5589 | dpyinfo->height = HeightOfScreen (dpyinfo->screen); | |
5590 | dpyinfo->width = WidthOfScreen (dpyinfo->screen); | |
5591 | dpyinfo->root_window = RootWindowOfScreen (dpyinfo->screen); | |
5592 | dpyinfo->grabbed = 0; | |
5593 | dpyinfo->reference_count = 0; | |
5594 | dpyinfo->icon_bitmap_id = -1; | |
7a13e894 RS |
5595 | dpyinfo->n_fonts = 0; |
5596 | dpyinfo->font_table_size = 0; | |
5597 | dpyinfo->bitmaps = 0; | |
5598 | dpyinfo->bitmaps_size = 0; | |
5599 | dpyinfo->bitmaps_last = 0; | |
5600 | dpyinfo->scratch_cursor_gc = 0; | |
5601 | dpyinfo->mouse_face_mouse_frame = 0; | |
5602 | dpyinfo->mouse_face_deferred_gc = 0; | |
5603 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
5604 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
5605 | dpyinfo->mouse_face_face_id = 0; | |
5606 | dpyinfo->mouse_face_window = Qnil; | |
5607 | dpyinfo->mouse_face_mouse_x = dpyinfo->mouse_face_mouse_y = 0; | |
5608 | dpyinfo->mouse_face_defer = 0; | |
334208b7 RS |
5609 | |
5610 | dpyinfo->Xatom_wm_protocols | |
5611 | = XInternAtom (dpyinfo->display, "WM_PROTOCOLS", False); | |
5612 | dpyinfo->Xatom_wm_take_focus | |
5613 | = XInternAtom (dpyinfo->display, "WM_TAKE_FOCUS", False); | |
5614 | dpyinfo->Xatom_wm_save_yourself | |
5615 | = XInternAtom (dpyinfo->display, "WM_SAVE_YOURSELF", False); | |
5616 | dpyinfo->Xatom_wm_delete_window | |
5617 | = XInternAtom (dpyinfo->display, "WM_DELETE_WINDOW", False); | |
5618 | dpyinfo->Xatom_wm_change_state | |
5619 | = XInternAtom (dpyinfo->display, "WM_CHANGE_STATE", False); | |
5620 | dpyinfo->Xatom_wm_configure_denied | |
5621 | = XInternAtom (dpyinfo->display, "WM_CONFIGURE_DENIED", False); | |
5622 | dpyinfo->Xatom_wm_window_moved | |
5623 | = XInternAtom (dpyinfo->display, "WM_MOVED", False); | |
5624 | dpyinfo->Xatom_editres | |
5625 | = XInternAtom (dpyinfo->display, "Editres", False); | |
5626 | dpyinfo->Xatom_CLIPBOARD | |
5627 | = XInternAtom (dpyinfo->display, "CLIPBOARD", False); | |
5628 | dpyinfo->Xatom_TIMESTAMP | |
5629 | = XInternAtom (dpyinfo->display, "TIMESTAMP", False); | |
5630 | dpyinfo->Xatom_TEXT | |
5631 | = XInternAtom (dpyinfo->display, "TEXT", False); | |
5632 | dpyinfo->Xatom_DELETE | |
5633 | = XInternAtom (dpyinfo->display, "DELETE", False); | |
5634 | dpyinfo->Xatom_MULTIPLE | |
5635 | = XInternAtom (dpyinfo->display, "MULTIPLE", False); | |
5636 | dpyinfo->Xatom_INCR | |
5637 | = XInternAtom (dpyinfo->display, "INCR", False); | |
5638 | dpyinfo->Xatom_EMACS_TMP | |
5639 | = XInternAtom (dpyinfo->display, "_EMACS_TMP_", False); | |
5640 | dpyinfo->Xatom_TARGETS | |
5641 | = XInternAtom (dpyinfo->display, "TARGETS", False); | |
5642 | dpyinfo->Xatom_NULL | |
5643 | = XInternAtom (dpyinfo->display, "NULL", False); | |
5644 | dpyinfo->Xatom_ATOM_PAIR | |
5645 | = XInternAtom (dpyinfo->display, "ATOM_PAIR", False); | |
5646 | ||
5647 | connection = ConnectionNumber (dpyinfo->display); | |
5648 | dpyinfo->connection = connection; | |
5649 | ||
87485d6f MW |
5650 | #ifdef subprocesses |
5651 | /* This is only needed for distinguishing keyboard and process input. */ | |
334208b7 | 5652 | if (connection != 0) |
7a13e894 | 5653 | add_keyboard_wait_descriptor (connection); |
87485d6f | 5654 | #endif |
6d4238f3 | 5655 | |
041b69ac | 5656 | #ifndef F_SETOWN_BUG |
dc6f92b8 | 5657 | #ifdef F_SETOWN |
dc6f92b8 | 5658 | #ifdef F_SETOWN_SOCK_NEG |
61c3ce62 | 5659 | /* stdin is a socket here */ |
334208b7 | 5660 | fcntl (connection, F_SETOWN, -getpid ()); |
c118dd06 | 5661 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ |
334208b7 | 5662 | fcntl (connection, F_SETOWN, getpid ()); |
c118dd06 JB |
5663 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ |
5664 | #endif /* ! defined (F_SETOWN) */ | |
041b69ac | 5665 | #endif /* F_SETOWN_BUG */ |
dc6f92b8 JB |
5666 | |
5667 | #ifdef SIGIO | |
7a13e894 | 5668 | init_sigio (connection); |
c118dd06 | 5669 | #endif /* ! defined (SIGIO) */ |
dc6f92b8 | 5670 | |
7a13e894 RS |
5671 | return dpyinfo; |
5672 | } | |
5673 | \f | |
5674 | /* Get rid of display DPYINFO, assuming all frames are already gone, | |
5675 | and without sending any more commands to the X server. */ | |
dc6f92b8 | 5676 | |
7a13e894 RS |
5677 | void |
5678 | x_delete_display (dpyinfo) | |
5679 | struct x_display_info *dpyinfo; | |
5680 | { | |
5681 | delete_keyboard_wait_descriptor (dpyinfo->connection); | |
5682 | ||
5683 | /* Discard this display from x_display_name_list and x_display_list. | |
5684 | We can't use Fdelq because that can quit. */ | |
5685 | if (! NILP (x_display_name_list) | |
5686 | && EQ (XCONS (x_display_name_list)->car, dpyinfo->name_list_element)) | |
5687 | x_display_name_list = XCONS (x_display_name_list)->cdr; | |
5688 | else | |
5689 | { | |
5690 | Lisp_Object tail; | |
5691 | ||
5692 | tail = x_display_name_list; | |
5693 | while (CONSP (tail) && CONSP (XCONS (tail)->cdr)) | |
5694 | { | |
5695 | if (EQ (XCONS (XCONS (tail)->cdr)->car, | |
5696 | dpyinfo->name_list_element)) | |
5697 | { | |
5698 | XCONS (tail)->cdr = XCONS (XCONS (tail)->cdr)->cdr; | |
5699 | break; | |
5700 | } | |
5701 | tail = XCONS (tail)->cdr; | |
5702 | } | |
5703 | } | |
5704 | ||
5705 | if (x_display_list == dpyinfo) | |
5706 | x_display_list = dpyinfo->next; | |
7f9c7f94 RS |
5707 | else |
5708 | { | |
5709 | struct x_display_info *tail; | |
7a13e894 | 5710 | |
7f9c7f94 RS |
5711 | for (tail = x_display_list; tail; tail = tail->next) |
5712 | if (tail->next == dpyinfo) | |
5713 | tail->next = tail->next->next; | |
5714 | } | |
7a13e894 | 5715 | |
7f9c7f94 RS |
5716 | #ifndef USE_X_TOOLKIT |
5717 | /* I'm told Xt does this itself. */ | |
5718 | XrmDestroyDatabase (dpyinfo->xrdb); | |
5719 | #endif | |
7a13e894 RS |
5720 | free (dpyinfo->font_table); |
5721 | free (dpyinfo->x_id_name); | |
5722 | free (dpyinfo); | |
5723 | } | |
5724 | \f | |
5725 | /* Set up use of X before we make the first connection. */ | |
5726 | ||
5727 | x_initialize () | |
5728 | { | |
f676886a | 5729 | clear_frame_hook = XTclear_frame; |
dc6f92b8 JB |
5730 | clear_end_of_line_hook = XTclear_end_of_line; |
5731 | ins_del_lines_hook = XTins_del_lines; | |
5732 | change_line_highlight_hook = XTchange_line_highlight; | |
5733 | insert_glyphs_hook = XTinsert_glyphs; | |
5734 | write_glyphs_hook = XTwrite_glyphs; | |
5735 | delete_glyphs_hook = XTdelete_glyphs; | |
5736 | ring_bell_hook = XTring_bell; | |
5737 | reset_terminal_modes_hook = XTreset_terminal_modes; | |
5738 | set_terminal_modes_hook = XTset_terminal_modes; | |
5739 | update_begin_hook = XTupdate_begin; | |
5740 | update_end_hook = XTupdate_end; | |
5741 | set_terminal_window_hook = XTset_terminal_window; | |
5742 | read_socket_hook = XTread_socket; | |
b8009dd1 | 5743 | frame_up_to_date_hook = XTframe_up_to_date; |
dc6f92b8 JB |
5744 | cursor_to_hook = XTcursor_to; |
5745 | reassert_line_highlight_hook = XTreassert_line_highlight; | |
90e65f07 | 5746 | mouse_position_hook = XTmouse_position; |
f451eb13 | 5747 | frame_rehighlight_hook = XTframe_rehighlight; |
dbc4e1c1 | 5748 | frame_raise_lower_hook = XTframe_raise_lower; |
ab648270 JB |
5749 | set_vertical_scroll_bar_hook = XTset_vertical_scroll_bar; |
5750 | condemn_scroll_bars_hook = XTcondemn_scroll_bars; | |
5751 | redeem_scroll_bar_hook = XTredeem_scroll_bar; | |
5752 | judge_scroll_bars_hook = XTjudge_scroll_bars; | |
58769bee | 5753 | |
f676886a | 5754 | scroll_region_ok = 1; /* we'll scroll partial frames */ |
dc6f92b8 JB |
5755 | char_ins_del_ok = 0; /* just as fast to write the line */ |
5756 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
5757 | fast_clear_end_of_line = 1; /* X does this well */ | |
58769bee | 5758 | memory_below_frame = 0; /* we don't remember what scrolls |
dc6f92b8 JB |
5759 | off the bottom */ |
5760 | baud_rate = 19200; | |
5761 | ||
7a13e894 RS |
5762 | x_noop_count = 0; |
5763 | ||
5764 | x_focus_frame = x_highlight_frame = 0; | |
5765 | ||
b30b24cb RS |
5766 | /* Try to use interrupt input; if we can't, then start polling. */ |
5767 | Fset_input_mode (Qt, Qnil, Qt, Qnil); | |
5768 | ||
7f9c7f94 RS |
5769 | #ifdef USE_X_TOOLKIT |
5770 | XtToolkitInitialize (); | |
5771 | Xt_app_con = XtCreateApplicationContext (); | |
5772 | #endif | |
5773 | ||
58769bee | 5774 | /* Note that there is no real way portable across R3/R4 to get the |
c118dd06 | 5775 | original error handler. */ |
334208b7 RS |
5776 | XSetErrorHandler (x_error_quitter); |
5777 | XSetIOErrorHandler (x_io_error_quitter); | |
dc6f92b8 JB |
5778 | |
5779 | /* Disable Window Change signals; they are handled by X events. */ | |
5780 | #ifdef SIGWINCH | |
5781 | signal (SIGWINCH, SIG_DFL); | |
c118dd06 | 5782 | #endif /* ! defined (SIGWINCH) */ |
dc6f92b8 | 5783 | |
c118dd06 | 5784 | signal (SIGPIPE, x_connection_closed); |
dc6f92b8 | 5785 | } |
55123275 JB |
5786 | |
5787 | void | |
5788 | syms_of_xterm () | |
5789 | { | |
7a13e894 RS |
5790 | staticpro (&x_display_name_list); |
5791 | x_display_name_list = Qnil; | |
334208b7 | 5792 | |
ab648270 | 5793 | staticpro (&last_mouse_scroll_bar); |
e53cb100 | 5794 | last_mouse_scroll_bar = Qnil; |
55123275 | 5795 | } |
c118dd06 | 5796 | #endif /* ! defined (HAVE_X_WINDOWS) */ |