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 | ||
20 | /* Serious problems: | |
21 | ||
22 | Kludge: dup2 is used to put the X-connection socket into desc # 0 | |
23 | so that wait_reading_process_input will wait for it in place of | |
24 | actual terminal input. | |
25 | ||
26 | */ | |
27 | ||
3afe33e7 RS |
28 | /* Xt features made by Fred Pierresteguy. */ |
29 | ||
d56a553a RS |
30 | #define NEW_SELECTIONS |
31 | ||
039440c4 RS |
32 | /* On 4.3 these lose if they come after xterm.h. */ |
33 | /* On HP-UX 8.0 signal.h loses if it comes after config.h. */ | |
34 | /* Putting these at the beginning seems to be standard for other .c files. */ | |
35 | #include <stdio.h> | |
36 | #include <signal.h> | |
37 | ||
18160b98 | 38 | #include <config.h> |
dc6f92b8 | 39 | |
3afe33e7 | 40 | /* Need syssignal.h for various externs and definitions that may be required |
bc20ebbf | 41 | by some configurations for calls to signal later in this source file. */ |
3afe33e7 RS |
42 | #include "syssignal.h" |
43 | ||
dc6f92b8 JB |
44 | #ifdef HAVE_X_WINDOWS |
45 | ||
46 | #include "lisp.h" | |
9ac0d9e0 | 47 | #include "blockinput.h" |
dc6f92b8 | 48 | |
dc6f92b8 JB |
49 | /* This may include sys/types.h, and that somehow loses |
50 | if this is not done before the other system files. */ | |
51 | #include "xterm.h" | |
f451eb13 | 52 | #include <X11/cursorfont.h> |
dc6f92b8 | 53 | |
16bd92ea | 54 | #ifndef USG |
dc6f92b8 JB |
55 | /* Load sys/types.h if not already loaded. |
56 | In some systems loading it twice is suicidal. */ | |
57 | #ifndef makedev | |
58 | #include <sys/types.h> | |
c118dd06 JB |
59 | #endif /* makedev */ |
60 | #endif /* USG */ | |
dc6f92b8 JB |
61 | |
62 | #ifdef BSD | |
63 | #include <sys/ioctl.h> | |
64 | #include <strings.h> | |
c118dd06 | 65 | #else /* ! defined (BSD) */ |
febf25d5 | 66 | #ifndef VMS |
dc6f92b8 | 67 | #include <string.h> |
febf25d5 | 68 | #endif |
c118dd06 | 69 | #endif /* ! defined (BSD) */ |
dc6f92b8 | 70 | |
2d368234 | 71 | #include "systty.h" |
3a2712f9 | 72 | #include "systime.h" |
dc6f92b8 | 73 | |
b8009dd1 | 74 | #ifndef INCLUDED_FCNTL |
dc6f92b8 | 75 | #include <fcntl.h> |
b8009dd1 | 76 | #endif |
dc6f92b8 JB |
77 | #include <ctype.h> |
78 | #include <errno.h> | |
79 | #include <setjmp.h> | |
80 | #include <sys/stat.h> | |
81 | #include <sys/param.h> | |
82 | ||
83 | #include "dispextern.h" | |
84 | #include "termhooks.h" | |
85 | #include "termopts.h" | |
86 | #include "termchar.h" | |
87 | #if 0 | |
88 | #include "sink.h" | |
89 | #include "sinkmask.h" | |
c118dd06 | 90 | #endif /* ! 0 */ |
dc6f92b8 | 91 | #include "gnu.h" |
f676886a | 92 | #include "frame.h" |
dc6f92b8 | 93 | #include "disptab.h" |
dc6f92b8 | 94 | #include "buffer.h" |
f451eb13 | 95 | #include "window.h" |
dc6f92b8 | 96 | |
3afe33e7 RS |
97 | #ifdef USE_X_TOOLKIT |
98 | extern XtAppContext Xt_app_con; | |
99 | extern Widget Xt_app_shell; | |
9d7e2e3e | 100 | extern void free_frame_menubar (); |
3afe33e7 RS |
101 | #endif /* USE_X_TOOLKIT */ |
102 | ||
b849c413 RS |
103 | #ifndef USE_X_TOOLKIT |
104 | #define x_any_window_to_frame x_window_to_frame | |
105 | #endif | |
106 | ||
dc6f92b8 JB |
107 | #ifdef HAVE_X11 |
108 | #define XMapWindow XMapRaised /* Raise them when mapping. */ | |
c118dd06 | 109 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
110 | #include <X/Xkeyboard.h> |
111 | /*#include <X/Xproto.h> */ | |
c118dd06 | 112 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 113 | |
c34efc6c JB |
114 | #ifdef FD_SET |
115 | /* We could get this from param.h, but better not to depend on finding that. | |
116 | And better not to risk that it might define other symbols used in this | |
117 | file. */ | |
118 | #ifdef FD_SETSIZE | |
119 | #define MAXDESC FD_SETSIZE | |
120 | #else | |
121 | #define MAXDESC 64 | |
122 | #endif | |
123 | #define SELECT_TYPE fd_set | |
124 | #else /* no FD_SET */ | |
125 | #define MAXDESC 32 | |
126 | #define SELECT_TYPE int | |
127 | ||
128 | /* Define the macros to access a single-int bitmap of descriptors. */ | |
129 | #define FD_SET(n, p) (*(p) |= (1 << (n))) | |
130 | #define FD_CLR(n, p) (*(p) &= ~(1 << (n))) | |
131 | #define FD_ISSET(n, p) (*(p) & (1 << (n))) | |
132 | #define FD_ZERO(p) (*(p) = 0) | |
133 | #endif /* no FD_SET */ | |
134 | ||
dc6f92b8 JB |
135 | /* For sending Meta-characters. Do we need this? */ |
136 | #define METABIT 0200 | |
137 | ||
138 | #define min(a,b) ((a)<(b) ? (a) : (b)) | |
139 | #define max(a,b) ((a)>(b) ? (a) : (b)) | |
69388238 | 140 | \f |
dc6f92b8 JB |
141 | /* Nonzero means we must reprint all windows |
142 | because 1) we received an ExposeWindow event | |
f451eb13 | 143 | or 2) we received too many ExposeRegion events to record. |
dc6f92b8 | 144 | |
f451eb13 | 145 | This is never needed under X11. */ |
dc6f92b8 JB |
146 | static int expose_all_windows; |
147 | ||
148 | /* Nonzero means we must reprint all icon windows. */ | |
149 | ||
150 | static int expose_all_icons; | |
151 | ||
152 | #ifndef HAVE_X11 | |
153 | /* ExposeRegion events, when received, are copied into this queue | |
154 | for later processing. */ | |
155 | ||
156 | static struct event_queue x_expose_queue; | |
157 | ||
69388238 | 158 | /* ButtonPress and ButtonReleased events, when received, |
dc6f92b8 JB |
159 | are copied into this queue for later processing. */ |
160 | ||
161 | struct event_queue x_mouse_queue; | |
c118dd06 | 162 | #endif /* HAVE_X11 */ |
dc6f92b8 | 163 | |
dc6f92b8 JB |
164 | #if defined (SIGIO) && defined (FIONREAD) |
165 | int BLOCK_INPUT_mask; | |
c118dd06 | 166 | #endif /* ! defined (SIGIO) && defined (FIONREAD) */ |
dc6f92b8 | 167 | |
dc6f92b8 JB |
168 | /* The id of a bitmap used for icon windows. |
169 | One such map is shared by all Emacs icon windows. | |
170 | This is zero if we have not yet had a need to create the bitmap. */ | |
171 | ||
172 | static Bitmap icon_bitmap; | |
173 | ||
174 | /* Font used for text icons. */ | |
175 | ||
176 | static FONT_TYPE *icon_font_info; | |
177 | ||
178 | /* Stuff for dealing with the main icon title. */ | |
179 | ||
180 | extern Lisp_Object Vcommand_line_args; | |
60fb3ee1 | 181 | char *hostname, *x_id_name; |
dc6f92b8 JB |
182 | |
183 | /* This is the X connection that we are using. */ | |
184 | ||
185 | Display *x_current_display; | |
186 | ||
ab648270 JB |
187 | /* The cursor to use for vertical scroll bars on x_current_display. */ |
188 | static Cursor x_vertical_scroll_bar_cursor; | |
f451eb13 | 189 | |
987d2ad1 | 190 | /* Frame being updated by update_frame. This is declared in term.c. |
d0386f2a | 191 | This is set by update_begin and looked at by all the |
dc6f92b8 | 192 | XT functions. It is zero while not inside an update. |
f676886a JB |
193 | In that case, the XT functions assume that `selected_frame' |
194 | is the frame to apply to. */ | |
d0386f2a | 195 | extern struct frame *updating_frame; |
dc6f92b8 | 196 | |
f676886a | 197 | /* The frame (if any) which has the X window that has keyboard focus. |
f451eb13 JB |
198 | Zero if none. This is examined by Ffocus_frame in frame.c. Note |
199 | that a mere EnterNotify event can set this; if you need to know the | |
200 | last frame specified in a FocusIn or FocusOut event, use | |
201 | x_focus_event_frame. */ | |
f676886a | 202 | struct frame *x_focus_frame; |
dc6f92b8 | 203 | |
f451eb13 JB |
204 | /* The last frame mentioned in a FocusIn or FocusOut event. This is |
205 | separate from x_focus_frame, because whether or not LeaveNotify | |
206 | events cause us to lose focus depends on whether or not we have | |
207 | received a FocusIn event for it. */ | |
208 | struct frame *x_focus_event_frame; | |
209 | ||
f676886a JB |
210 | /* The frame which currently has the visual highlight, and should get |
211 | keyboard input (other sorts of input have the frame encoded in the | |
212 | event). It points to the X focus frame's selected window's | |
213 | frame. It differs from x_focus_frame when we're using a global | |
6d4238f3 | 214 | minibuffer. */ |
f676886a | 215 | static struct frame *x_highlight_frame; |
6d4238f3 | 216 | |
dc6f92b8 | 217 | /* From .Xdefaults, the value of "emacs.WarpMouse". If non-zero, |
f676886a | 218 | mouse is moved to inside of frame when frame is de-iconified. */ |
dc6f92b8 JB |
219 | |
220 | static int warp_mouse_on_deiconify; | |
221 | ||
222 | /* During an update, maximum vpos for ins/del line operations to affect. */ | |
223 | ||
224 | static int flexlines; | |
225 | ||
226 | /* During an update, nonzero if chars output now should be highlighted. */ | |
227 | ||
228 | static int highlight; | |
229 | ||
230 | /* Nominal cursor position -- where to draw output. | |
231 | During an update, these are different from the cursor-box position. */ | |
232 | ||
233 | static int curs_x; | |
234 | static int curs_y; | |
235 | ||
69388238 RS |
236 | /* Mouse movement. |
237 | ||
238 | In order to avoid asking for motion events and then throwing most | |
239 | of them away or busy-polling the server for mouse positions, we ask | |
240 | the server for pointer motion hints. This means that we get only | |
241 | one event per group of mouse movements. "Groups" are delimited by | |
242 | other kinds of events (focus changes and button clicks, for | |
243 | example), or by XQueryPointer calls; when one of these happens, we | |
244 | get another MotionNotify event the next time the mouse moves. This | |
245 | is at least as efficient as getting motion events when mouse | |
246 | tracking is on, and I suspect only negligibly worse when tracking | |
247 | is off. | |
248 | ||
249 | The silly O'Reilly & Associates Nutshell guides barely document | |
250 | pointer motion hints at all (I think you have to infer how they | |
251 | work from an example), and the description of XQueryPointer doesn't | |
252 | mention that calling it causes you to get another motion hint from | |
253 | the server, which is very important. */ | |
254 | ||
255 | /* Where the mouse was last time we reported a mouse event. */ | |
256 | static FRAME_PTR last_mouse_frame; | |
257 | static XRectangle last_mouse_glyph; | |
258 | ||
259 | /* The scroll bar in which the last X motion event occurred. | |
260 | ||
261 | If the last X motion event occurred in a scroll bar, we set this | |
262 | so XTmouse_position can know whether to report a scroll bar motion or | |
263 | an ordinary motion. | |
264 | ||
265 | If the last X motion event didn't occur in a scroll bar, we set this | |
266 | to Qnil, to tell XTmouse_position to return an ordinary motion event. */ | |
267 | static Lisp_Object last_mouse_scroll_bar; | |
268 | ||
269 | /* Record which buttons are currently pressed. */ | |
270 | unsigned int x_mouse_grabbed; | |
271 | ||
272 | /* This is a hack. We would really prefer that XTmouse_position would | |
273 | return the time associated with the position it returns, but there | |
274 | doesn't seem to be any way to wrest the timestamp from the server | |
275 | along with the position query. So, we just keep track of the time | |
276 | of the last movement we received, and return that in hopes that | |
277 | it's somewhat accurate. */ | |
278 | static Time last_mouse_movement_time; | |
279 | ||
b8009dd1 RS |
280 | /* These variables describe the range of text currently shown |
281 | in its mouse-face, together with the window they apply to. | |
282 | As long as the mouse stays within this range, we need not | |
283 | redraw anything on its account. */ | |
284 | static int mouse_face_beg, mouse_face_end; | |
285 | static Lisp_Object mouse_face_window; | |
286 | static int mouse_face_face_id; | |
287 | ||
514e4681 RS |
288 | /* 1 if a mouse motion event came and we didn't handle it right away because |
289 | gc was in progress. */ | |
290 | static int mouse_face_deferred_gc; | |
291 | ||
b8009dd1 RS |
292 | /* FRAME and X, Y position of mouse when last checked for highlighting. */ |
293 | static FRAME_PTR mouse_face_mouse_frame; | |
294 | static int mouse_face_mouse_x, mouse_face_mouse_y; | |
295 | ||
296 | /* Nonzero means defer mouse-motion highlighting. */ | |
297 | static int mouse_face_defer; | |
298 | ||
dc6f92b8 JB |
299 | #ifdef HAVE_X11 |
300 | /* `t' if a mouse button is depressed. */ | |
301 | ||
302 | extern Lisp_Object Vmouse_depressed; | |
303 | ||
304 | /* Tells if a window manager is present or not. */ | |
305 | ||
306 | extern Lisp_Object Vx_no_window_manager; | |
307 | ||
308 | /* Timestamp that we requested selection data was made. */ | |
309 | extern Time requestor_time; | |
310 | ||
311 | /* ID of the window requesting selection data. */ | |
312 | extern Window requestor_window; | |
313 | ||
314 | /* Nonzero enables some debugging for the X interface code. */ | |
315 | extern int _Xdebug; | |
316 | ||
b8009dd1 RS |
317 | extern Qface, Qmouse_face; |
318 | ||
c118dd06 | 319 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
320 | |
321 | /* Bit patterns for the mouse cursor. */ | |
322 | ||
323 | short MouseCursor[] = { | |
324 | 0x0000, 0x0008, 0x0018, 0x0038, | |
325 | 0x0078, 0x00f8, 0x01f8, 0x03f8, | |
326 | 0x07f8, 0x00f8, 0x00d8, 0x0188, | |
327 | 0x0180, 0x0300, 0x0300, 0x0000}; | |
328 | ||
329 | short MouseMask[] = { | |
330 | 0x000c, 0x001c, 0x003c, 0x007c, | |
331 | 0x00fc, 0x01fc, 0x03fc, 0x07fc, | |
332 | 0x0ffc, 0x0ffc, 0x01fc, 0x03dc, | |
333 | 0x03cc, 0x0780, 0x0780, 0x0300}; | |
334 | ||
335 | static short grey_bits[] = { | |
336 | 0x0005, 0x000a, 0x0005, 0x000a}; | |
337 | ||
338 | static Pixmap GreyPixmap = 0; | |
c118dd06 | 339 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
340 | |
341 | /* From time to time we get info on an Emacs window, here. */ | |
342 | ||
343 | static WINDOWINFO_TYPE windowinfo; | |
344 | ||
345 | extern int errno; | |
346 | ||
dfeccd2d | 347 | /* A mask of extra modifier bits to put into every keyboard char. */ |
64bb1782 RS |
348 | extern int extra_keyboard_modifiers; |
349 | ||
dc6f92b8 JB |
350 | extern Display *XOpenDisplay (); |
351 | extern Window XCreateWindow (); | |
352 | ||
353 | extern Cursor XCreateCursor (); | |
354 | extern FONT_TYPE *XOpenFont (); | |
355 | ||
356 | static void flashback (); | |
c83febd7 | 357 | static void redraw_previous_char (); |
3afe33e7 | 358 | static unsigned int x_x_to_emacs_modifiers (); |
dc6f92b8 | 359 | |
b8009dd1 RS |
360 | static void note_mouse_highlight (); |
361 | static void clear_mouse_face (); | |
362 | static void show_mouse_face (); | |
363 | ||
dc6f92b8 JB |
364 | #ifndef HAVE_X11 |
365 | static void dumpqueue (); | |
c118dd06 | 366 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
367 | |
368 | void dumpborder (); | |
4746118a JB |
369 | static int XTcursor_to (); |
370 | static int XTclear_end_of_line (); | |
16bd92ea JB |
371 | |
372 | \f | |
f451eb13 JB |
373 | /* Starting and ending updates. |
374 | ||
375 | These hooks are called by update_frame at the beginning and end | |
f676886a JB |
376 | of a frame update. We record in `updating_frame' the identity |
377 | of the frame being updated, so that the XT... functions do not | |
378 | need to take a frame as argument. Most of the XT... functions | |
dc6f92b8 | 379 | should never be called except during an update, the only exceptions |
c83febd7 | 380 | being XTcursor_to, XTwrite_glyphs and XTreassert_line_highlight. */ |
dc6f92b8 JB |
381 | |
382 | extern int mouse_track_top, mouse_track_left, mouse_track_width; | |
383 | ||
384 | static | |
f676886a JB |
385 | XTupdate_begin (f) |
386 | struct frame *f; | |
dc6f92b8 JB |
387 | { |
388 | int mask; | |
389 | ||
f676886a | 390 | if (f == 0) |
dc6f92b8 JB |
391 | abort (); |
392 | ||
f676886a | 393 | flexlines = f->height; |
dc6f92b8 JB |
394 | highlight = 0; |
395 | ||
dc6f92b8 | 396 | BLOCK_INPUT; |
b8009dd1 RS |
397 | |
398 | if (f == mouse_face_mouse_frame) | |
399 | { | |
514e4681 | 400 | /* Don't do highlighting for mouse motion during the update. */ |
b8009dd1 RS |
401 | mouse_face_defer = 1; |
402 | if (!NILP (mouse_face_window)) | |
514e4681 RS |
403 | { |
404 | int firstline, lastline, i; | |
405 | struct window *w = XWINDOW (mouse_face_window); | |
406 | ||
407 | /* Find the first, and the last+1, lines affected by redisplay. */ | |
408 | for (firstline = 0; firstline < f->height; firstline++) | |
409 | if (FRAME_DESIRED_GLYPHS (f)->enable[firstline]) | |
410 | break; | |
411 | ||
412 | lastline = f->height; | |
413 | for (i = f->height - 1; i >= 0; i--) | |
414 | { | |
415 | if (FRAME_DESIRED_GLYPHS (f)->enable[i]) | |
416 | break; | |
417 | else | |
418 | lastline = i; | |
419 | } | |
420 | ||
421 | /* Can we tell that this update does not affect the window | |
422 | where the mouse highlight is? If so, no need to turn off. */ | |
423 | if (! (firstline > (XFASTINT (w->top) + window_internal_height (w)) | |
424 | || lastline < XFASTINT (w->top))) | |
425 | /* Otherwise turn off the mouse highlight now. */ | |
426 | clear_mouse_face (); | |
427 | } | |
b8009dd1 | 428 | } |
dc6f92b8 JB |
429 | #ifndef HAVE_X11 |
430 | dumpqueue (); | |
c118dd06 | 431 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
432 | UNBLOCK_INPUT; |
433 | } | |
434 | ||
f451eb13 | 435 | #ifndef HAVE_X11 |
dc6f92b8 | 436 | static void x_do_pending_expose (); |
f451eb13 | 437 | #endif |
dc6f92b8 JB |
438 | |
439 | static | |
f676886a JB |
440 | XTupdate_end (f) |
441 | struct frame *f; | |
dc6f92b8 JB |
442 | { |
443 | int mask; | |
444 | ||
dc6f92b8 JB |
445 | BLOCK_INPUT; |
446 | #ifndef HAVE_X11 | |
447 | dumpqueue (); | |
dc6f92b8 | 448 | x_do_pending_expose (); |
f451eb13 | 449 | #endif /* HAVE_X11 */ |
dc6f92b8 | 450 | |
f676886a | 451 | x_display_cursor (f, 1); |
dc6f92b8 | 452 | |
b8009dd1 RS |
453 | if (f == mouse_face_mouse_frame) |
454 | mouse_face_defer = 0; | |
455 | #if 0 | |
456 | /* This fails in the case of having updated only the echo area | |
457 | if we have switched buffers. In that case, FRAME_CURRENT_GLYPHS | |
458 | has no relation to the current contents, and its charstarts | |
459 | have no relation to the contents of the window-buffer. | |
460 | I don't know a clean way to check | |
461 | for that case. window_end_valid isn't set up yet. */ | |
462 | if (f == mouse_face_mouse_frame) | |
463 | note_mouse_highlight (f, mouse_face_mouse_x, mouse_face_mouse_y); | |
464 | #endif | |
465 | ||
dc6f92b8 JB |
466 | XFlushQueue (); |
467 | UNBLOCK_INPUT; | |
468 | } | |
b8009dd1 | 469 | |
514e4681 | 470 | /* This is called after a redisplay on frame F. */ |
b8009dd1 RS |
471 | |
472 | static | |
473 | XTframe_up_to_date (f) | |
474 | FRAME_PTR f; | |
475 | { | |
514e4681 RS |
476 | if (mouse_face_deferred_gc || f == mouse_face_mouse_frame) |
477 | { | |
478 | note_mouse_highlight (mouse_face_mouse_frame, | |
479 | mouse_face_mouse_x, mouse_face_mouse_y); | |
480 | mouse_face_deferred_gc = 0; | |
481 | } | |
b8009dd1 | 482 | } |
dc6f92b8 JB |
483 | \f |
484 | /* External interface to control of standout mode. | |
485 | Call this when about to modify line at position VPOS | |
486 | and not change whether it is highlighted. */ | |
487 | ||
488 | XTreassert_line_highlight (new, vpos) | |
489 | int new, vpos; | |
490 | { | |
491 | highlight = new; | |
492 | } | |
493 | ||
494 | /* Call this when about to modify line at position VPOS | |
495 | and change whether it is highlighted. */ | |
496 | ||
497 | static | |
498 | XTchange_line_highlight (new_highlight, vpos, first_unused_hpos) | |
499 | int new_highlight, vpos, first_unused_hpos; | |
500 | { | |
501 | highlight = new_highlight; | |
502 | XTcursor_to (vpos, 0); | |
f676886a | 503 | XTclear_end_of_line (updating_frame->width); |
dc6f92b8 JB |
504 | } |
505 | ||
506 | /* This is used when starting Emacs and when restarting after suspend. | |
507 | When starting Emacs, no X window is mapped. And nothing must be done | |
508 | to Emacs's own window if it is suspended (though that rarely happens). */ | |
509 | ||
510 | static | |
511 | XTset_terminal_modes () | |
512 | { | |
513 | } | |
514 | ||
515 | /* This is called when exiting or suspending Emacs. | |
516 | Exiting will make the X-windows go away, and suspending | |
517 | requires no action. */ | |
518 | ||
519 | static | |
520 | XTreset_terminal_modes () | |
521 | { | |
f676886a | 522 | /* XTclear_frame (); */ |
dc6f92b8 JB |
523 | } |
524 | \f | |
f451eb13 JB |
525 | /* Set the nominal cursor position of the frame. |
526 | This is where display update commands will take effect. | |
dc6f92b8 JB |
527 | This does not affect the place where the cursor-box is displayed. */ |
528 | ||
4746118a | 529 | static int |
dc6f92b8 JB |
530 | XTcursor_to (row, col) |
531 | register int row, col; | |
532 | { | |
533 | int mask; | |
534 | int orow = row; | |
535 | ||
536 | curs_x = col; | |
537 | curs_y = row; | |
538 | ||
f676886a | 539 | if (updating_frame == 0) |
dc6f92b8 JB |
540 | { |
541 | BLOCK_INPUT; | |
f676886a | 542 | x_display_cursor (selected_frame, 1); |
dc6f92b8 JB |
543 | XFlushQueue (); |
544 | UNBLOCK_INPUT; | |
545 | } | |
546 | } | |
547 | \f | |
548 | /* Display a sequence of N glyphs found at GP. | |
549 | WINDOW is the x-window to output to. LEFT and TOP are starting coords. | |
b8009dd1 RS |
550 | HL is 1 if this text is highlighted, 2 if the cursor is on it, |
551 | 3 if should appear in its mouse-face. | |
dc6f92b8 | 552 | |
07e34cb0 | 553 | FONT is the default font to use (for glyphs whose font-code is 0). |
dc6f92b8 | 554 | |
07e34cb0 JB |
555 | Since the display generation code is responsible for calling |
556 | compute_char_face and compute_glyph_face on everything it puts in | |
557 | the display structure, we can assume that the face code on each | |
28f72798 | 558 | glyph is a valid index into FRAME_COMPUTED_FACES (f), and the one |
f94397b5 KH |
559 | to which we can actually apply intern_face. |
560 | Call this function with input blocked. */ | |
dc6f92b8 | 561 | |
07e34cb0 JB |
562 | #if 1 |
563 | /* This is the multi-face code. */ | |
dc6f92b8 | 564 | |
dc6f92b8 | 565 | static void |
07e34cb0 | 566 | dumpglyphs (f, left, top, gp, n, hl) |
f676886a | 567 | struct frame *f; |
dc6f92b8 JB |
568 | int left, top; |
569 | register GLYPH *gp; /* Points to first GLYPH. */ | |
570 | register int n; /* Number of glyphs to display. */ | |
571 | int hl; | |
dc6f92b8 | 572 | { |
07e34cb0 JB |
573 | /* Holds characters to be displayed. */ |
574 | char *buf = (char *) alloca (f->width * sizeof (*buf)); | |
dc6f92b8 JB |
575 | register char *cp; /* Steps through buf[]. */ |
576 | register int tlen = GLYPH_TABLE_LENGTH; | |
577 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
c118dd06 | 578 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 579 | |
07e34cb0 | 580 | while (n > 0) |
dc6f92b8 JB |
581 | { |
582 | /* Get the face-code of the next GLYPH. */ | |
583 | int cf, len; | |
584 | int g = *gp; | |
585 | ||
07e34cb0 | 586 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 587 | cf = FAST_GLYPH_FACE (g); |
dc6f92b8 JB |
588 | |
589 | /* Find the run of consecutive glyphs with the same face-code. | |
590 | Extract their character codes into BUF. */ | |
591 | cp = buf; | |
592 | while (n > 0) | |
593 | { | |
594 | g = *gp; | |
07e34cb0 | 595 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 596 | if (FAST_GLYPH_FACE (g) != cf) |
dc6f92b8 JB |
597 | break; |
598 | ||
6f63ba79 | 599 | *cp++ = FAST_GLYPH_CHAR (g); |
dc6f92b8 JB |
600 | --n; |
601 | ++gp; | |
602 | } | |
603 | ||
604 | /* LEN gets the length of the run. */ | |
605 | len = cp - buf; | |
606 | ||
607 | /* Now output this run of chars, with the font and pixel values | |
608 | determined by the face code CF. */ | |
07e34cb0 JB |
609 | { |
610 | struct face *face = FRAME_DEFAULT_FACE (f); | |
611 | FONT_TYPE *font = FACE_FONT (face); | |
612 | GC gc = FACE_GC (face); | |
b73b6aaf RS |
613 | int defaulted = 1; |
614 | int gc_temporary = 0; | |
07e34cb0 | 615 | |
b8009dd1 RS |
616 | /* HL = 3 means use a mouse face previously chosen. */ |
617 | if (hl == 3) | |
618 | cf = mouse_face_face_id; | |
619 | ||
b73b6aaf RS |
620 | /* First look at the face of the text itself. */ |
621 | if (cf != 0) | |
07e34cb0 | 622 | { |
a07d4bc5 RS |
623 | /* It's possible for the display table to specify |
624 | a face code that is out of range. Use 0 in that case. */ | |
28f72798 JB |
625 | if (cf < 0 || cf >= FRAME_N_COMPUTED_FACES (f) |
626 | || FRAME_COMPUTED_FACES (f) [cf] == 0) | |
a07d4bc5 | 627 | cf = 0; |
07e34cb0 JB |
628 | |
629 | if (cf == 1) | |
630 | face = FRAME_MODE_LINE_FACE (f); | |
631 | else | |
28f72798 | 632 | face = intern_face (f, FRAME_COMPUTED_FACES (f) [cf]); |
07e34cb0 JB |
633 | font = FACE_FONT (face); |
634 | gc = FACE_GC (face); | |
b73b6aaf | 635 | defaulted = 0; |
07e34cb0 | 636 | } |
4a4dc352 JB |
637 | |
638 | /* Then comes the distinction between modeline and normal text. */ | |
07e34cb0 JB |
639 | else if (hl == 0) |
640 | ; | |
641 | else if (hl == 1) | |
642 | { | |
643 | face = FRAME_MODE_LINE_FACE (f); | |
644 | font = FACE_FONT (face); | |
645 | gc = FACE_GC (face); | |
b73b6aaf RS |
646 | defaulted = 0; |
647 | } | |
648 | ||
649 | #define FACE_DEFAULT (~0) | |
650 | ||
651 | /* Now override that if the cursor's on this character. */ | |
b5cf7a0e | 652 | if (hl == 2) |
b73b6aaf | 653 | { |
b5cf7a0e JB |
654 | if (defaulted |
655 | || !face->font | |
656 | || (int) face->font == FACE_DEFAULT) | |
657 | { | |
658 | gc = f->display.x->cursor_gc; | |
659 | } | |
660 | /* Cursor on non-default face: must merge. */ | |
661 | else | |
662 | { | |
663 | XGCValues xgcv; | |
664 | unsigned long mask; | |
665 | ||
666 | xgcv.background = f->display.x->cursor_pixel; | |
df5a440b RS |
667 | if (face == FRAME_DEFAULT_FACE (f)) |
668 | xgcv.foreground = f->display.x->cursor_foreground_pixel; | |
669 | else | |
670 | xgcv.foreground = face->foreground; | |
671 | /* If the glyph would be invisible, | |
672 | try a different foreground. */ | |
673 | if (xgcv.foreground == xgcv.background) | |
674 | xgcv.foreground = face->background; | |
675 | if (xgcv.foreground == xgcv.background) | |
676 | xgcv.foreground = f->display.x->cursor_foreground_pixel; | |
677 | if (xgcv.foreground == xgcv.background) | |
678 | xgcv.foreground = face->foreground; | |
679 | /* Make sure the cursor is distinct from text in this face. */ | |
680 | if (xgcv.background == face->background | |
681 | && xgcv.foreground == face->foreground) | |
682 | { | |
683 | xgcv.background = face->foreground; | |
684 | xgcv.foreground = face->background; | |
685 | } | |
b5cf7a0e JB |
686 | xgcv.font = face->font->fid; |
687 | xgcv.graphics_exposures = 0; | |
688 | mask = GCForeground | GCBackground | GCFont | GCGraphicsExposures; | |
689 | gc = XCreateGC (x_current_display, FRAME_X_WINDOW (f), | |
690 | mask, &xgcv); | |
b73b6aaf | 691 | #if 0 |
b5cf7a0e JB |
692 | if (face->stipple && face->stipple != FACE_DEFAULT) |
693 | XSetStipple (x_current_display, gc, face->stipple); | |
b73b6aaf | 694 | #endif |
b5cf7a0e JB |
695 | gc_temporary = 1; |
696 | } | |
07e34cb0 | 697 | } |
07e34cb0 | 698 | |
b5cf7a0e JB |
699 | if ((int) font == FACE_DEFAULT) |
700 | font = f->display.x->font; | |
701 | ||
07e34cb0 JB |
702 | XDrawImageString (x_current_display, window, gc, |
703 | left, top + FONT_BASE (font), buf, len); | |
07e34cb0 | 704 | |
b73b6aaf RS |
705 | if (gc_temporary) |
706 | XFreeGC (x_current_display, gc); | |
707 | ||
07e34cb0 JB |
708 | /* We should probably check for XA_UNDERLINE_POSITION and |
709 | XA_UNDERLINE_THICKNESS properties on the font, but let's | |
710 | just get the thing working, and come back to that. */ | |
dc6f92b8 | 711 | { |
4a4dc352 | 712 | int underline_position = 1; |
07e34cb0 | 713 | |
4a4dc352 JB |
714 | if (font->descent <= underline_position) |
715 | underline_position = font->descent - 1; | |
07e34cb0 JB |
716 | |
717 | if (face->underline) | |
718 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), | |
719 | FACE_GC (face), | |
720 | left, (top | |
721 | + FONT_BASE (font) | |
722 | + underline_position), | |
723 | len * FONT_WIDTH (font), 1); | |
dc6f92b8 | 724 | } |
07e34cb0 JB |
725 | |
726 | left += len * FONT_WIDTH (font); | |
727 | } | |
dc6f92b8 JB |
728 | } |
729 | } | |
07e34cb0 JB |
730 | #endif /* 1 */ |
731 | ||
732 | #if 0 | |
733 | /* This is the old single-face code. */ | |
734 | ||
735 | static void | |
736 | dumpglyphs (f, left, top, gp, n, hl, font) | |
737 | struct frame *f; | |
738 | int left, top; | |
739 | register GLYPH *gp; /* Points to first GLYPH. */ | |
740 | register int n; /* Number of glyphs to display. */ | |
741 | int hl; | |
742 | FONT_TYPE *font; | |
743 | { | |
744 | register int len; | |
745 | Window window = FRAME_X_WINDOW (f); | |
746 | GC drawing_gc = (hl == 2 ? f->display.x->cursor_gc | |
747 | : (hl ? f->display.x->reverse_gc | |
748 | : f->display.x->normal_gc)); | |
749 | ||
750 | if (sizeof (GLYPH) == sizeof (XChar2b)) | |
751 | XDrawImageString16 (x_current_display, window, drawing_gc, | |
752 | left, top + FONT_BASE (font), (XChar2b *) gp, n); | |
753 | else if (sizeof (GLYPH) == sizeof (unsigned char)) | |
754 | XDrawImageString (x_current_display, window, drawing_gc, | |
755 | left, top + FONT_BASE (font), (char *) gp, n); | |
756 | else | |
757 | /* What size of glyph ARE you using? And does X have a function to | |
758 | draw them? */ | |
759 | abort (); | |
760 | } | |
761 | #endif | |
dc6f92b8 | 762 | \f |
f451eb13 JB |
763 | /* Output some text at the nominal frame cursor position. |
764 | Advance the cursor over the text. | |
dc6f92b8 JB |
765 | Output LEN glyphs at START. |
766 | ||
767 | `highlight', set up by XTreassert_line_highlight or XTchange_line_highlight, | |
768 | controls the pixel values used for foreground and background. */ | |
769 | ||
770 | static | |
771 | XTwrite_glyphs (start, len) | |
772 | register GLYPH *start; | |
773 | int len; | |
774 | { | |
775 | register int temp_length; | |
776 | int mask; | |
f676886a | 777 | struct frame *f; |
dc6f92b8 JB |
778 | |
779 | BLOCK_INPUT; | |
780 | ||
f676886a JB |
781 | f = updating_frame; |
782 | if (f == 0) | |
dc6f92b8 | 783 | { |
f676886a | 784 | f = selected_frame; |
dc6f92b8 | 785 | /* If not within an update, |
f676886a JB |
786 | output at the frame's visible cursor. */ |
787 | curs_x = f->cursor_x; | |
788 | curs_y = f->cursor_y; | |
dc6f92b8 JB |
789 | } |
790 | ||
f676886a | 791 | dumpglyphs (f, |
12ba150f JB |
792 | CHAR_TO_PIXEL_COL (f, curs_x), |
793 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
07e34cb0 | 794 | start, len, highlight); |
90e65f07 JB |
795 | |
796 | /* If we drew on top of the cursor, note that it is turned off. */ | |
f676886a JB |
797 | if (curs_y == f->phys_cursor_y |
798 | && curs_x <= f->phys_cursor_x | |
799 | && curs_x + len > f->phys_cursor_x) | |
800 | f->phys_cursor_x = -1; | |
dc6f92b8 | 801 | |
f676886a | 802 | if (updating_frame == 0) |
dc6f92b8 | 803 | { |
f676886a JB |
804 | f->cursor_x += len; |
805 | x_display_cursor (f, 1); | |
806 | f->cursor_x -= len; | |
dc6f92b8 JB |
807 | } |
808 | else | |
809 | curs_x += len; | |
810 | ||
811 | UNBLOCK_INPUT; | |
812 | } | |
813 | \f | |
f451eb13 JB |
814 | /* Clear to the end of the line. |
815 | Erase the current text line from the nominal cursor position (inclusive) | |
dc6f92b8 JB |
816 | to column FIRST_UNUSED (exclusive). The idea is that everything |
817 | from FIRST_UNUSED onward is already erased. */ | |
818 | ||
4746118a | 819 | static int |
dc6f92b8 JB |
820 | XTclear_end_of_line (first_unused) |
821 | register int first_unused; | |
822 | { | |
f676886a | 823 | struct frame *f = updating_frame; |
dc6f92b8 JB |
824 | int mask; |
825 | ||
f676886a | 826 | if (f == 0) |
dc6f92b8 JB |
827 | abort (); |
828 | ||
f676886a | 829 | if (curs_y < 0 || curs_y >= f->height) |
dc6f92b8 JB |
830 | return; |
831 | if (first_unused <= 0) | |
832 | return; | |
833 | ||
f676886a JB |
834 | if (first_unused >= f->width) |
835 | first_unused = f->width; | |
dc6f92b8 JB |
836 | |
837 | BLOCK_INPUT; | |
838 | ||
90e65f07 | 839 | /* Notice if the cursor will be cleared by this operation. */ |
f676886a JB |
840 | if (curs_y == f->phys_cursor_y |
841 | && curs_x <= f->phys_cursor_x | |
842 | && f->phys_cursor_x < first_unused) | |
843 | f->phys_cursor_x = -1; | |
dc6f92b8 JB |
844 | |
845 | #ifdef HAVE_X11 | |
c118dd06 | 846 | XClearArea (x_current_display, FRAME_X_WINDOW (f), |
12ba150f JB |
847 | CHAR_TO_PIXEL_COL (f, curs_x), |
848 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
849 | FONT_WIDTH (f->display.x->font) * (first_unused - curs_x), |
850 | FONT_HEIGHT (f->display.x->font), False); | |
c83febd7 RS |
851 | #if 0 |
852 | redraw_previous_char (f, curs_x, curs_y); | |
853 | #endif | |
c118dd06 JB |
854 | #else /* ! defined (HAVE_X11) */ |
855 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f JB |
856 | CHAR_TO_PIXEL_COL (f, curs_x), |
857 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
858 | FONT_WIDTH (f->display.x->font) * (first_unused - curs_x), |
859 | FONT_HEIGHT (f->display.x->font), | |
860 | f->display.x->background_pixel); | |
c118dd06 | 861 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
862 | |
863 | UNBLOCK_INPUT; | |
864 | } | |
865 | ||
c83febd7 RS |
866 | /* Erase the character (if any) at the position just before X, Y in frame F, |
867 | then redraw it and the character before it. | |
868 | This is necessary when we erase starting at X, | |
f94397b5 KH |
869 | in case the character after X overlaps into the one before X. |
870 | Call this function with input blocked. */ | |
c83febd7 RS |
871 | |
872 | static void | |
873 | redraw_previous_char (f, x, y) | |
874 | FRAME_PTR f; | |
875 | int x, y; | |
876 | { | |
877 | /* Erase the character before the new ones, in case | |
878 | what was here before overlaps it. | |
879 | Reoutput that character, and the previous character | |
880 | (in case the previous character overlaps it). */ | |
881 | if (x > 0) | |
882 | { | |
883 | int start_x = x - 2; | |
884 | if (start_x < 0) | |
885 | start_x = 0; | |
886 | XClearArea (x_current_display, FRAME_X_WINDOW (f), | |
887 | CHAR_TO_PIXEL_COL (f, x - 1), | |
888 | CHAR_TO_PIXEL_ROW (f, y), | |
889 | FONT_WIDTH (f->display.x->font), | |
890 | FONT_HEIGHT (f->display.x->font), False); | |
891 | ||
892 | dumpglyphs (f, CHAR_TO_PIXEL_COL (f, start_x), | |
893 | CHAR_TO_PIXEL_ROW (f, y), | |
894 | &FRAME_CURRENT_GLYPHS (f)->glyphs[y][start_x], | |
895 | x - start_x, highlight); | |
896 | } | |
897 | } | |
898 | ||
dc6f92b8 | 899 | static |
f676886a | 900 | XTclear_frame () |
dc6f92b8 JB |
901 | { |
902 | int mask; | |
f676886a | 903 | struct frame *f = updating_frame; |
dc6f92b8 | 904 | |
f676886a JB |
905 | if (f == 0) |
906 | f = selected_frame; | |
dc6f92b8 | 907 | |
f676886a | 908 | f->phys_cursor_x = -1; /* Cursor not visible. */ |
dc6f92b8 JB |
909 | curs_x = 0; /* Nominal cursor position is top left. */ |
910 | curs_y = 0; | |
911 | ||
912 | BLOCK_INPUT; | |
dbc4e1c1 | 913 | |
c118dd06 | 914 | XClear (FRAME_X_WINDOW (f)); |
dbc4e1c1 | 915 | |
ab648270 | 916 | /* We have to clear the scroll bars, too. If we have changed |
dbc4e1c1 | 917 | colors or something like that, then they should be notified. */ |
ab648270 | 918 | x_scroll_bar_clear (f); |
dbc4e1c1 | 919 | |
dc6f92b8 | 920 | #ifndef HAVE_X11 |
f676886a | 921 | dumpborder (f, 0); |
c118dd06 | 922 | #endif /* HAVE_X11 */ |
dbc4e1c1 | 923 | |
dc6f92b8 JB |
924 | XFlushQueue (); |
925 | UNBLOCK_INPUT; | |
926 | } | |
927 | \f | |
dbc4e1c1 JB |
928 | /* Invert the middle quarter of the frame for .15 sec. */ |
929 | ||
930 | /* We use the select system call to do the waiting, so we have to make sure | |
eb8c3be9 | 931 | it's available. If it isn't, we just won't do visual bells. */ |
dbc4e1c1 JB |
932 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
933 | ||
934 | /* Subtract the `struct timeval' values X and Y, | |
935 | storing the result in RESULT. | |
936 | Return 1 if the difference is negative, otherwise 0. */ | |
937 | ||
938 | static int | |
939 | timeval_subtract (result, x, y) | |
940 | struct timeval *result, x, y; | |
941 | { | |
942 | /* Perform the carry for the later subtraction by updating y. | |
943 | This is safer because on some systems | |
944 | the tv_sec member is unsigned. */ | |
945 | if (x.tv_usec < y.tv_usec) | |
946 | { | |
947 | int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1; | |
948 | y.tv_usec -= 1000000 * nsec; | |
949 | y.tv_sec += nsec; | |
950 | } | |
951 | if (x.tv_usec - y.tv_usec > 1000000) | |
952 | { | |
953 | int nsec = (y.tv_usec - x.tv_usec) / 1000000; | |
954 | y.tv_usec += 1000000 * nsec; | |
955 | y.tv_sec -= nsec; | |
956 | } | |
957 | ||
958 | /* Compute the time remaining to wait. tv_usec is certainly positive. */ | |
959 | result->tv_sec = x.tv_sec - y.tv_sec; | |
960 | result->tv_usec = x.tv_usec - y.tv_usec; | |
961 | ||
962 | /* Return indication of whether the result should be considered negative. */ | |
963 | return x.tv_sec < y.tv_sec; | |
964 | } | |
dc6f92b8 | 965 | |
f676886a JB |
966 | XTflash (f) |
967 | struct frame *f; | |
dc6f92b8 | 968 | { |
dbc4e1c1 | 969 | BLOCK_INPUT; |
dc6f92b8 | 970 | |
dbc4e1c1 JB |
971 | { |
972 | GC gc; | |
dc6f92b8 | 973 | |
dbc4e1c1 JB |
974 | /* Create a GC that will use the GXxor function to flip foreground pixels |
975 | into background pixels. */ | |
976 | { | |
977 | XGCValues values; | |
dc6f92b8 | 978 | |
dbc4e1c1 JB |
979 | values.function = GXxor; |
980 | values.foreground = (f->display.x->foreground_pixel | |
981 | ^ f->display.x->background_pixel); | |
982 | ||
983 | gc = XCreateGC (x_current_display, FRAME_X_WINDOW (f), | |
984 | GCFunction | GCForeground, &values); | |
985 | } | |
dc6f92b8 | 986 | |
dbc4e1c1 JB |
987 | { |
988 | int width = PIXEL_WIDTH (f); | |
989 | int height = PIXEL_HEIGHT (f); | |
dc6f92b8 | 990 | |
dbc4e1c1 JB |
991 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), gc, |
992 | width/4, height/4, width/2, height/2); | |
993 | XFlush (x_current_display); | |
dc6f92b8 | 994 | |
dbc4e1c1 JB |
995 | { |
996 | struct timeval wakeup, now; | |
dc6f92b8 | 997 | |
66c30ea1 | 998 | EMACS_GET_TIME (wakeup); |
dc6f92b8 | 999 | |
dbc4e1c1 JB |
1000 | /* Compute time to wait until, propagating carry from usecs. */ |
1001 | wakeup.tv_usec += 150000; | |
1002 | wakeup.tv_sec += (wakeup.tv_usec / 1000000); | |
1003 | wakeup.tv_usec %= 1000000; | |
1004 | ||
1005 | /* Keep waiting until past the time wakeup. */ | |
1006 | while (1) | |
1007 | { | |
1008 | struct timeval timeout; | |
1009 | ||
66c30ea1 | 1010 | EMACS_GET_TIME (timeout); |
dbc4e1c1 JB |
1011 | |
1012 | /* In effect, timeout = wakeup - timeout. | |
1013 | Break if result would be negative. */ | |
1014 | if (timeval_subtract (&timeout, wakeup, timeout)) | |
1015 | break; | |
1016 | ||
1017 | /* Try to wait that long--but we might wake up sooner. */ | |
1018 | select (0, 0, 0, 0, &timeout); | |
1019 | } | |
1020 | } | |
1021 | ||
1022 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), gc, | |
1023 | width/4, height/4, width/2, height/2); | |
1024 | XFreeGC (x_current_display, gc); | |
1025 | XFlush (x_current_display); | |
dc6f92b8 | 1026 | } |
dbc4e1c1 JB |
1027 | } |
1028 | ||
1029 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
1030 | } |
1031 | ||
dbc4e1c1 JB |
1032 | #endif |
1033 | ||
1034 | ||
dc6f92b8 JB |
1035 | /* Make audible bell. */ |
1036 | ||
1037 | #ifdef HAVE_X11 | |
bc20ebbf | 1038 | #define XRINGBELL XBell (x_current_display, 0) |
c118dd06 | 1039 | #else /* ! defined (HAVE_X11) */ |
bc20ebbf | 1040 | #define XRINGBELL XFeep (0); |
c118dd06 | 1041 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1042 | |
1043 | XTring_bell () | |
1044 | { | |
5a6ef893 RS |
1045 | if (x_current_display == 0) |
1046 | return; | |
1047 | ||
dbc4e1c1 | 1048 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
dc6f92b8 | 1049 | if (visible_bell) |
f676886a | 1050 | XTflash (selected_frame); |
dc6f92b8 | 1051 | else |
dbc4e1c1 | 1052 | #endif |
dc6f92b8 JB |
1053 | { |
1054 | BLOCK_INPUT; | |
1055 | XRINGBELL; | |
1056 | XFlushQueue (); | |
1057 | UNBLOCK_INPUT; | |
1058 | } | |
1059 | } | |
1060 | \f | |
f451eb13 JB |
1061 | /* Insert and delete character. |
1062 | These are not supposed to be used because we are supposed to turn | |
1063 | off the feature of using them. */ | |
dc6f92b8 JB |
1064 | |
1065 | static | |
1066 | XTinsert_glyphs (start, len) | |
1067 | register char *start; | |
1068 | register int len; | |
1069 | { | |
1070 | abort (); | |
1071 | } | |
1072 | ||
1073 | static | |
1074 | XTdelete_glyphs (n) | |
1075 | register int n; | |
1076 | { | |
1077 | abort (); | |
1078 | } | |
1079 | \f | |
1080 | /* Specify how many text lines, from the top of the window, | |
1081 | should be affected by insert-lines and delete-lines operations. | |
1082 | This, and those operations, are used only within an update | |
1083 | that is bounded by calls to XTupdate_begin and XTupdate_end. */ | |
1084 | ||
1085 | static | |
1086 | XTset_terminal_window (n) | |
1087 | register int n; | |
1088 | { | |
f676886a | 1089 | if (updating_frame == 0) |
dc6f92b8 JB |
1090 | abort (); |
1091 | ||
f676886a JB |
1092 | if ((n <= 0) || (n > updating_frame->height)) |
1093 | flexlines = updating_frame->height; | |
dc6f92b8 JB |
1094 | else |
1095 | flexlines = n; | |
1096 | } | |
1097 | \f | |
f451eb13 JB |
1098 | /* Perform an insert-lines operation. |
1099 | Insert N lines at a vertical position curs_y. */ | |
dc6f92b8 JB |
1100 | |
1101 | static void | |
1102 | stufflines (n) | |
1103 | register int n; | |
1104 | { | |
1105 | register int topregion, bottomregion; | |
1106 | register int length, newtop, mask; | |
f676886a JB |
1107 | register struct frame *f = updating_frame; |
1108 | int intborder = f->display.x->internal_border_width; | |
dc6f92b8 JB |
1109 | |
1110 | if (curs_y >= flexlines) | |
1111 | return; | |
1112 | ||
1113 | topregion = curs_y; | |
1114 | bottomregion = flexlines - (n + 1); | |
1115 | newtop = topregion + n; | |
1116 | length = (bottomregion - topregion) + 1; | |
1117 | ||
1118 | #ifndef HAVE_X11 | |
1119 | dumpqueue (); | |
c118dd06 | 1120 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
1121 | |
1122 | if ((length > 0) && (newtop <= flexlines)) | |
1123 | { | |
1124 | #ifdef HAVE_X11 | |
c118dd06 JB |
1125 | XCopyArea (x_current_display, FRAME_X_WINDOW (f), |
1126 | FRAME_X_WINDOW (f), f->display.x->normal_gc, | |
12ba150f | 1127 | intborder, CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1128 | f->width * FONT_WIDTH (f->display.x->font), |
1129 | length * FONT_HEIGHT (f->display.x->font), intborder, | |
12ba150f | 1130 | CHAR_TO_PIXEL_ROW (f, newtop)); |
c118dd06 JB |
1131 | #else /* ! defined (HAVE_X11) */ |
1132 | XMoveArea (FRAME_X_WINDOW (f), | |
12ba150f JB |
1133 | intborder, CHAR_TO_PIXEL_ROW (f, topregion), |
1134 | intborder, CHAR_TO_PIXEL_ROW (f, newtop), | |
f676886a JB |
1135 | f->width * FONT_WIDTH (f->display.x->font), |
1136 | length * FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 JB |
1137 | /* Now we must process any ExposeRegion events that occur |
1138 | if the area being copied from is obscured. | |
1139 | We can't let it wait because further i/d operations | |
1140 | may want to copy this area to another area. */ | |
1141 | x_read_exposes (); | |
c118dd06 | 1142 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1143 | } |
1144 | ||
1145 | newtop = min (newtop, (flexlines - 1)); | |
1146 | length = newtop - topregion; | |
1147 | if (length > 0) | |
1148 | { | |
1149 | #ifdef HAVE_X11 | |
c118dd06 | 1150 | XClearArea (x_current_display, FRAME_X_WINDOW (f), intborder, |
12ba150f | 1151 | CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1152 | f->width * FONT_WIDTH (f->display.x->font), |
1153 | n * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1154 | #else /* ! defined (HAVE_X11) */ |
1155 | XPixSet (FRAME_X_WINDOW (f), | |
dc6f92b8 | 1156 | intborder, |
12ba150f | 1157 | CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1158 | f->width * FONT_WIDTH (f->display.x->font), |
1159 | n * FONT_HEIGHT (f->display.x->font), | |
1160 | f->display.x->background_pixel); | |
c118dd06 | 1161 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1162 | } |
1163 | } | |
1164 | ||
1165 | /* Perform a delete-lines operation, deleting N lines | |
1166 | at a vertical position curs_y. */ | |
1167 | ||
1168 | static void | |
1169 | scraplines (n) | |
1170 | register int n; | |
1171 | { | |
1172 | int mask; | |
f676886a JB |
1173 | register struct frame *f = updating_frame; |
1174 | int intborder = f->display.x->internal_border_width; | |
dc6f92b8 JB |
1175 | |
1176 | if (curs_y >= flexlines) | |
1177 | return; | |
1178 | ||
1179 | #ifndef HAVE_X11 | |
1180 | dumpqueue (); | |
c118dd06 | 1181 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
1182 | |
1183 | if ((curs_y + n) >= flexlines) | |
1184 | { | |
1185 | if (flexlines >= (curs_y + 1)) | |
1186 | { | |
1187 | #ifdef HAVE_X11 | |
c118dd06 | 1188 | XClearArea (x_current_display, FRAME_X_WINDOW (f), intborder, |
12ba150f | 1189 | CHAR_TO_PIXEL_ROW (f, curs_y), |
f676886a JB |
1190 | f->width * FONT_WIDTH (f->display.x->font), |
1191 | (flexlines - curs_y) * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1192 | #else /* ! defined (HAVE_X11) */ |
1193 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f | 1194 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y), |
f676886a JB |
1195 | f->width * FONT_WIDTH (f->display.x->font), |
1196 | (flexlines - curs_y) * FONT_HEIGHT (f->display.x->font), | |
1197 | f->display.x->background_pixel); | |
c118dd06 | 1198 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1199 | } |
1200 | } | |
1201 | else | |
1202 | { | |
1203 | #ifdef HAVE_X11 | |
c118dd06 JB |
1204 | XCopyArea (x_current_display, FRAME_X_WINDOW (f), |
1205 | FRAME_X_WINDOW (f), f->display.x->normal_gc, | |
dc6f92b8 | 1206 | intborder, |
12ba150f | 1207 | CHAR_TO_PIXEL_ROW (f, curs_y + n), |
f676886a JB |
1208 | f->width * FONT_WIDTH (f->display.x->font), |
1209 | (flexlines - (curs_y + n)) * FONT_HEIGHT (f->display.x->font), | |
12ba150f | 1210 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y)); |
c118dd06 | 1211 | XClearArea (x_current_display, FRAME_X_WINDOW (f), |
dc6f92b8 | 1212 | intborder, |
12ba150f | 1213 | CHAR_TO_PIXEL_ROW (f, flexlines - n), |
f676886a JB |
1214 | f->width * FONT_WIDTH (f->display.x->font), |
1215 | n * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1216 | #else /* ! defined (HAVE_X11) */ |
1217 | XMoveArea (FRAME_X_WINDOW (f), | |
dc6f92b8 | 1218 | intborder, |
12ba150f JB |
1219 | CHAR_TO_PIXEL_ROW (f, curs_y + n), |
1220 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
1221 | f->width * FONT_WIDTH (f->display.x->font), |
1222 | (flexlines - (curs_y + n)) * FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 JB |
1223 | /* Now we must process any ExposeRegion events that occur |
1224 | if the area being copied from is obscured. | |
1225 | We can't let it wait because further i/d operations | |
1226 | may want to copy this area to another area. */ | |
1227 | x_read_exposes (); | |
c118dd06 | 1228 | XPixSet (FRAME_X_WINDOW (f), intborder, |
12ba150f | 1229 | CHAR_TO_PIXEL_ROW (f, flexlines - n), |
f676886a JB |
1230 | f->width * FONT_WIDTH (f->display.x->font), |
1231 | n * FONT_HEIGHT (f->display.x->font), f->display.x->background_pixel); | |
c118dd06 | 1232 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1233 | } |
1234 | } | |
1235 | ||
1236 | /* Perform an insert-lines or delete-lines operation, | |
1237 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
1238 | ||
1239 | XTins_del_lines (vpos, n) | |
1240 | int vpos, n; | |
1241 | { | |
f676886a | 1242 | if (updating_frame == 0) |
dc6f92b8 JB |
1243 | abort (); |
1244 | ||
90e65f07 | 1245 | /* Hide the cursor. */ |
f676886a | 1246 | x_display_cursor (updating_frame, 0); |
dc6f92b8 JB |
1247 | |
1248 | XTcursor_to (vpos, 0); | |
1249 | ||
1250 | BLOCK_INPUT; | |
1251 | if (n >= 0) | |
1252 | stufflines (n); | |
1253 | else | |
1254 | scraplines (-n); | |
1255 | XFlushQueue (); | |
1256 | UNBLOCK_INPUT; | |
1257 | } | |
1258 | \f | |
f451eb13 | 1259 | /* Support routines for exposure events. */ |
dc6f92b8 JB |
1260 | static void clear_cursor (); |
1261 | ||
f676886a JB |
1262 | /* Output into a rectangle of an X-window (for frame F) |
1263 | the characters in f->phys_lines that overlap that rectangle. | |
dc6f92b8 | 1264 | TOP and LEFT are the position of the upper left corner of the rectangle. |
f94397b5 KH |
1265 | ROWS and COLS are the size of the rectangle. |
1266 | Call this function with input blocked. */ | |
dc6f92b8 JB |
1267 | |
1268 | static void | |
f676886a JB |
1269 | dumprectangle (f, left, top, cols, rows) |
1270 | struct frame *f; | |
dc6f92b8 JB |
1271 | register int left, top, cols, rows; |
1272 | { | |
f676886a | 1273 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); |
dc6f92b8 JB |
1274 | int cursor_cleared = 0; |
1275 | int bottom, right; | |
1276 | register int y; | |
1277 | ||
f676886a | 1278 | if (FRAME_GARBAGED_P (f)) |
dc6f92b8 JB |
1279 | return; |
1280 | ||
dc6f92b8 JB |
1281 | /* Express rectangle as four edges, instead of position-and-size. */ |
1282 | bottom = top + rows; | |
1283 | right = left + cols; | |
1284 | ||
1285 | #ifndef HAVE_X11 /* Window manger does this for X11. */ | |
12ba150f JB |
1286 | { |
1287 | int intborder = f->display.x->internal_border_width; | |
1288 | ||
1289 | /* If the rectangle includes any of the internal border area, | |
1290 | redisplay the border emphasis. */ | |
1291 | if (top < intborder || left < intborder | |
1292 | || bottom > intborder + f->height * FONT_HEIGHT (f->display.x->font) | |
1293 | || right > intborder + f->width * FONT_WIDTH (f->display.x->font)) | |
1294 | dumpborder (f, 0); | |
1295 | } | |
b8009dd1 | 1296 | #endif /* not HAVE_X11 Window manger does this for X11. */ |
dc6f92b8 JB |
1297 | |
1298 | /* Convert rectangle edges in pixels to edges in chars. | |
1299 | Round down for left and top, up for right and bottom. */ | |
12ba150f JB |
1300 | top = PIXEL_TO_CHAR_ROW (f, top); |
1301 | left = PIXEL_TO_CHAR_COL (f, left); | |
f676886a JB |
1302 | bottom += (FONT_HEIGHT (f->display.x->font) - 1); |
1303 | right += (FONT_WIDTH (f->display.x->font) - 1); | |
12ba150f JB |
1304 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1305 | right = PIXEL_TO_CHAR_COL (f, right); | |
dc6f92b8 JB |
1306 | |
1307 | /* Clip the rectangle to what can be visible. */ | |
1308 | if (left < 0) | |
1309 | left = 0; | |
1310 | if (top < 0) | |
1311 | top = 0; | |
f676886a JB |
1312 | if (right > f->width) |
1313 | right = f->width; | |
1314 | if (bottom > f->height) | |
1315 | bottom = f->height; | |
dc6f92b8 JB |
1316 | |
1317 | /* Get size in chars of the rectangle. */ | |
1318 | cols = right - left; | |
1319 | rows = bottom - top; | |
1320 | ||
1321 | /* If rectangle has zero area, return. */ | |
1322 | if (rows <= 0) return; | |
1323 | if (cols <= 0) return; | |
1324 | ||
1325 | /* Turn off the cursor if it is in the rectangle. | |
1326 | We will turn it back on afterward. */ | |
f676886a JB |
1327 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) |
1328 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
dc6f92b8 | 1329 | { |
f676886a | 1330 | clear_cursor (f); |
dc6f92b8 JB |
1331 | cursor_cleared = 1; |
1332 | } | |
1333 | ||
1334 | /* Display the text in the rectangle, one text line at a time. */ | |
1335 | ||
1336 | for (y = top; y < bottom; y++) | |
1337 | { | |
f676886a | 1338 | GLYPH *line = &active_frame->glyphs[y][left]; |
dc6f92b8 | 1339 | |
f676886a | 1340 | if (! active_frame->enable[y] || left > active_frame->used[y]) |
dc6f92b8 JB |
1341 | continue; |
1342 | ||
f676886a | 1343 | dumpglyphs (f, |
12ba150f JB |
1344 | CHAR_TO_PIXEL_COL (f, left), |
1345 | CHAR_TO_PIXEL_ROW (f, y), | |
1346 | line, min (cols, active_frame->used[y] - left), | |
07e34cb0 | 1347 | active_frame->highlight[y]); |
dc6f92b8 JB |
1348 | } |
1349 | ||
1350 | /* Turn the cursor on if we turned it off. */ | |
1351 | ||
1352 | if (cursor_cleared) | |
f676886a | 1353 | x_display_cursor (f, 1); |
dc6f92b8 JB |
1354 | } |
1355 | ||
1356 | #ifndef HAVE_X11 | |
1357 | /* Process all queued ExposeRegion events. */ | |
1358 | ||
1359 | static void | |
1360 | dumpqueue () | |
1361 | { | |
1362 | register int i; | |
1363 | XExposeRegionEvent r; | |
1364 | ||
1365 | while (dequeue_event (&r, &x_expose_queue)) | |
1366 | { | |
f676886a JB |
1367 | struct frame *f = x_window_to_frame (r.window); |
1368 | if (f->display.x->icon_desc == r.window) | |
1369 | refreshicon (f); | |
dc6f92b8 | 1370 | else |
f676886a | 1371 | dumprectangle (f, r.x, r.y, r.width, r.height); |
dc6f92b8 JB |
1372 | } |
1373 | XFlushQueue (); | |
1374 | } | |
c118dd06 | 1375 | #endif /* HAVE_X11 */ |
dc6f92b8 | 1376 | \f |
f451eb13 | 1377 | /* Process all expose events that are pending, for X10. |
f676886a JB |
1378 | Redraws the cursor if necessary on any frame that |
1379 | is not in the process of being updated with update_frame. */ | |
dc6f92b8 | 1380 | |
f451eb13 | 1381 | #ifndef HAVE_X11 |
dc6f92b8 JB |
1382 | static void |
1383 | x_do_pending_expose () | |
1384 | { | |
1385 | int mask; | |
f676886a JB |
1386 | struct frame *f; |
1387 | Lisp_Object tail, frame; | |
dc6f92b8 JB |
1388 | |
1389 | if (expose_all_windows) | |
1390 | { | |
1391 | expose_all_windows = 0; | |
f676886a | 1392 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 JB |
1393 | { |
1394 | register int temp_width, temp_height; | |
1395 | int intborder; | |
1396 | ||
f676886a | 1397 | frame = XCONS (tail)->car; |
ab648270 | 1398 | if (XGCTYPE (frame) != Lisp_Frame) |
dc6f92b8 | 1399 | continue; |
f676886a | 1400 | f = XFRAME (frame); |
b1c884c3 | 1401 | if (! FRAME_X_P (f)) |
dc6f92b8 | 1402 | continue; |
3a88c238 | 1403 | if (!f->async_visible) |
dc6f92b8 | 1404 | continue; |
f676886a | 1405 | if (!f->display.x->needs_exposure) |
dc6f92b8 JB |
1406 | continue; |
1407 | ||
f676886a | 1408 | intborder = f->display.x->internal_border_width; |
dc6f92b8 | 1409 | |
f676886a | 1410 | clear_cursor (f); |
c118dd06 | 1411 | XGetWindowInfo (FRAME_X_WINDOW (f), &windowinfo); |
dc6f92b8 | 1412 | temp_width = ((windowinfo.width - 2 * intborder |
ab648270 | 1413 | - f->display.x->v_scroll_bar_width) |
f676886a | 1414 | / FONT_WIDTH (f->display.x->font)); |
dc6f92b8 | 1415 | temp_height = ((windowinfo.height- 2 * intborder |
ab648270 | 1416 | - f->display.x->h_scroll_bar_height) |
f676886a JB |
1417 | / FONT_HEIGHT (f->display.x->font)); |
1418 | if (temp_width != f->width || temp_height != f->height) | |
dc6f92b8 | 1419 | { |
f676886a | 1420 | change_frame_size (f, max (1, temp_height), |
b1c884c3 | 1421 | max (1, temp_width), 0, 1); |
ab648270 | 1422 | x_resize_scroll_bars (f); |
dc6f92b8 | 1423 | } |
f676886a JB |
1424 | f->display.x->left_pos = windowinfo.x; |
1425 | f->display.x->top_pos = windowinfo.y; | |
1426 | dumprectangle (f, 0, 0, PIXEL_WIDTH (f), PIXEL_HEIGHT (f)); | |
dc6f92b8 | 1427 | #if 0 |
f676886a | 1428 | dumpborder (f, 0); |
c118dd06 | 1429 | #endif /* ! 0 */ |
f676886a JB |
1430 | f->display.x->needs_exposure = 0; |
1431 | if (updating_frame != f) | |
1432 | x_display_cursor (f, 1); | |
dc6f92b8 JB |
1433 | XFlushQueue (); |
1434 | } | |
1435 | } | |
1436 | else | |
1437 | /* Handle any individual-rectangle expose events queued | |
1438 | for various windows. */ | |
1439 | #ifdef HAVE_X11 | |
1440 | ; | |
c118dd06 | 1441 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1442 | dumpqueue (); |
c118dd06 | 1443 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1444 | } |
f451eb13 | 1445 | #endif |
dc6f92b8 JB |
1446 | |
1447 | #ifdef HAVE_X11 | |
1448 | static void | |
f676886a JB |
1449 | frame_highlight (frame) |
1450 | struct frame *frame; | |
dc6f92b8 | 1451 | { |
b3e1e05c JB |
1452 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1453 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1454 | and border pixel are window attributes which are "private to the | |
1455 | client", so we can always change it to whatever we want. */ | |
1456 | BLOCK_INPUT; | |
1457 | XSetWindowBorder (x_current_display, FRAME_X_WINDOW (frame), | |
1458 | frame->display.x->border_pixel); | |
1459 | UNBLOCK_INPUT; | |
f676886a | 1460 | x_display_cursor (frame, 1); |
dc6f92b8 JB |
1461 | } |
1462 | ||
1463 | static void | |
f676886a JB |
1464 | frame_unhighlight (frame) |
1465 | struct frame *frame; | |
dc6f92b8 | 1466 | { |
b3e1e05c JB |
1467 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1468 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1469 | and border pixel are window attributes which are "private to the | |
1470 | client", so we can always change it to whatever we want. */ | |
1471 | BLOCK_INPUT; | |
1472 | XSetWindowBorderPixmap (x_current_display, FRAME_X_WINDOW (frame), | |
1473 | frame->display.x->border_tile); | |
1474 | UNBLOCK_INPUT; | |
f676886a | 1475 | x_display_cursor (frame, 1); |
dc6f92b8 | 1476 | } |
c118dd06 | 1477 | #else /* ! defined (HAVE_X11) */ |
f676886a JB |
1478 | /* Dump the border-emphasis of frame F. |
1479 | If F is selected, this is a lining of the same color as the border, | |
dc6f92b8 | 1480 | just within the border, occupying a portion of the internal border. |
f676886a | 1481 | If F is not selected, it is background in the same place. |
dc6f92b8 JB |
1482 | If ALWAYS is 0, don't bother explicitly drawing if it's background. |
1483 | ||
f676886a | 1484 | ALWAYS = 1 is used when a frame becomes selected or deselected. |
dc6f92b8 JB |
1485 | In that case, we also turn the cursor off and on again |
1486 | so it will appear in the proper shape (solid if selected; else hollow.) */ | |
1487 | ||
1488 | static void | |
f676886a JB |
1489 | dumpborder (f, always) |
1490 | struct frame *f; | |
dc6f92b8 JB |
1491 | int always; |
1492 | { | |
f676886a JB |
1493 | int thickness = f->display.x->internal_border_width / 2; |
1494 | int width = PIXEL_WIDTH (f); | |
1495 | int height = PIXEL_HEIGHT (f); | |
dc6f92b8 JB |
1496 | int pixel; |
1497 | ||
f676886a | 1498 | if (f != selected_frame) |
dc6f92b8 JB |
1499 | { |
1500 | if (!always) | |
1501 | return; | |
1502 | ||
f676886a | 1503 | pixel = f->display.x->background_pixel; |
dc6f92b8 JB |
1504 | } |
1505 | else | |
1506 | { | |
f676886a | 1507 | pixel = f->display.x->border_pixel; |
dc6f92b8 JB |
1508 | } |
1509 | ||
c118dd06 JB |
1510 | XPixSet (FRAME_X_WINDOW (f), 0, 0, width, thickness, pixel); |
1511 | XPixSet (FRAME_X_WINDOW (f), 0, 0, thickness, height, pixel); | |
1512 | XPixSet (FRAME_X_WINDOW (f), 0, height - thickness, width, | |
dc6f92b8 | 1513 | thickness, pixel); |
c118dd06 | 1514 | XPixSet (FRAME_X_WINDOW (f), width - thickness, 0, thickness, |
dc6f92b8 JB |
1515 | height, pixel); |
1516 | ||
1517 | if (always) | |
f676886a | 1518 | x_display_cursor (f, 1); |
dc6f92b8 | 1519 | } |
c118dd06 | 1520 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1521 | |
f676886a | 1522 | static void XTframe_rehighlight (); |
6d4238f3 | 1523 | |
f676886a JB |
1524 | /* The focus has changed. Update the frames as necessary to reflect |
1525 | the new situation. Note that we can't change the selected frame | |
dc6f92b8 | 1526 | here, because the lisp code we are interrupting might become confused. |
eb8c3be9 | 1527 | Each event gets marked with the frame in which it occurred, so the |
6d4238f3 | 1528 | lisp code can tell when the switch took place by examining the events. */ |
dc6f92b8 | 1529 | |
6d4238f3 | 1530 | static void |
f676886a JB |
1531 | x_new_focus_frame (frame) |
1532 | struct frame *frame; | |
dc6f92b8 | 1533 | { |
f676886a | 1534 | struct frame *old_focus = x_focus_frame; |
dc6f92b8 JB |
1535 | int events_enqueued = 0; |
1536 | ||
f676886a | 1537 | if (frame != x_focus_frame) |
dc6f92b8 | 1538 | { |
6d4238f3 | 1539 | /* Set this before calling other routines, so that they see |
f676886a JB |
1540 | the correct value of x_focus_frame. */ |
1541 | x_focus_frame = frame; | |
6d4238f3 JB |
1542 | |
1543 | if (old_focus && old_focus->auto_lower) | |
f676886a | 1544 | x_lower_frame (old_focus); |
dc6f92b8 JB |
1545 | |
1546 | #if 0 | |
f676886a JB |
1547 | selected_frame = frame; |
1548 | XSET (XWINDOW (selected_frame->selected_window)->frame, | |
1549 | Lisp_Frame, selected_frame); | |
1550 | Fselect_window (selected_frame->selected_window); | |
1551 | choose_minibuf_frame (); | |
c118dd06 | 1552 | #endif /* ! 0 */ |
dc6f92b8 | 1553 | |
f676886a JB |
1554 | if (x_focus_frame && x_focus_frame->auto_raise) |
1555 | x_raise_frame (x_focus_frame); | |
6d4238f3 | 1556 | } |
dc6f92b8 | 1557 | |
f676886a | 1558 | XTframe_rehighlight (); |
6d4238f3 JB |
1559 | } |
1560 | ||
1561 | ||
f451eb13 JB |
1562 | /* The focus has changed, or we have redirected a frame's focus to |
1563 | another frame (this happens when a frame uses a surrogate | |
1564 | minibuffer frame). Shift the highlight as appropriate. */ | |
6d4238f3 | 1565 | static void |
f676886a | 1566 | XTframe_rehighlight () |
6d4238f3 | 1567 | { |
f676886a | 1568 | struct frame *old_highlight = x_highlight_frame; |
6d4238f3 | 1569 | |
f676886a | 1570 | if (x_focus_frame) |
6d4238f3 | 1571 | { |
f451eb13 | 1572 | x_highlight_frame = |
ab648270 | 1573 | ((XGCTYPE (FRAME_FOCUS_FRAME (x_focus_frame)) == Lisp_Frame) |
f451eb13 JB |
1574 | ? XFRAME (FRAME_FOCUS_FRAME (x_focus_frame)) |
1575 | : x_focus_frame); | |
1576 | if (! FRAME_LIVE_P (x_highlight_frame)) | |
1577 | { | |
1578 | FRAME_FOCUS_FRAME (x_focus_frame) = Qnil; | |
1579 | x_highlight_frame = x_focus_frame; | |
1580 | } | |
dc6f92b8 | 1581 | } |
6d4238f3 | 1582 | else |
f676886a | 1583 | x_highlight_frame = 0; |
dc6f92b8 | 1584 | |
f676886a | 1585 | if (x_highlight_frame != old_highlight) |
6d4238f3 JB |
1586 | { |
1587 | if (old_highlight) | |
f676886a JB |
1588 | frame_unhighlight (old_highlight); |
1589 | if (x_highlight_frame) | |
1590 | frame_highlight (x_highlight_frame); | |
6d4238f3 | 1591 | } |
dc6f92b8 JB |
1592 | } |
1593 | \f | |
e4571a43 | 1594 | /* Keyboard processing - modifier keys, vendor-specific keysyms, etc. */ |
dc6f92b8 | 1595 | |
28430d3c JB |
1596 | /* Which modifier keys are on which modifier bits? |
1597 | ||
1598 | With each keystroke, X returns eight bits indicating which modifier | |
11edeb03 JB |
1599 | keys were held down when the key was pressed. The interpretation |
1600 | of the top five modifier bits depends on what keys are attached | |
28430d3c JB |
1601 | to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5 |
1602 | is the meta bit. | |
1603 | ||
1604 | x_meta_mod_mask is a mask containing the bits used for the meta key. | |
1605 | It may have more than one bit set, if more than one modifier bit | |
1606 | has meta keys on it. Basically, if EVENT is a KeyPress event, | |
11edeb03 JB |
1607 | the meta key is pressed if (EVENT.state & x_meta_mod_mask) != 0. |
1608 | ||
1609 | x_shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the | |
1610 | lock modifier bit, or zero otherwise. Non-alphabetic keys should | |
1611 | only be affected by the lock modifier bit if XK_Shift_Lock is in | |
1612 | use; XK_Caps_Lock should only affect alphabetic keys. With this | |
1613 | arrangement, the lock modifier should shift the character if | |
1614 | (EVENT.state & x_shift_lock_mask) != 0. */ | |
1615 | static int x_meta_mod_mask, x_shift_lock_mask; | |
28430d3c | 1616 | |
a3c44b14 RS |
1617 | /* These are like x_meta_mod_mask, but for different modifiers. */ |
1618 | static int x_alt_mod_mask, x_super_mod_mask, x_hyper_mod_mask; | |
1619 | ||
28430d3c JB |
1620 | /* Initialize mode_switch_bit and modifier_meaning. */ |
1621 | static void | |
1622 | x_find_modifier_meanings () | |
1623 | { | |
f689eb05 | 1624 | int min_code, max_code; |
28430d3c JB |
1625 | KeySym *syms; |
1626 | int syms_per_code; | |
1627 | XModifierKeymap *mods; | |
1628 | ||
1629 | x_meta_mod_mask = 0; | |
11edeb03 | 1630 | x_shift_lock_mask = 0; |
a3c44b14 RS |
1631 | x_alt_mod_mask = 0; |
1632 | x_super_mod_mask = 0; | |
1633 | x_hyper_mod_mask = 0; | |
28430d3c | 1634 | |
9658a521 | 1635 | #ifdef HAVE_X11R4 |
28430d3c | 1636 | XDisplayKeycodes (x_current_display, &min_code, &max_code); |
9658a521 JB |
1637 | #else |
1638 | min_code = x_current_display->min_keycode; | |
1639 | max_code = x_current_display->max_keycode; | |
1640 | #endif | |
1641 | ||
28430d3c JB |
1642 | syms = XGetKeyboardMapping (x_current_display, |
1643 | min_code, max_code - min_code + 1, | |
1644 | &syms_per_code); | |
1645 | mods = XGetModifierMapping (x_current_display); | |
1646 | ||
11edeb03 JB |
1647 | /* Scan the modifier table to see which modifier bits the Meta and |
1648 | Alt keysyms are on. */ | |
28430d3c JB |
1649 | { |
1650 | int row, col; /* The row and column in the modifier table. */ | |
1651 | ||
1652 | for (row = 3; row < 8; row++) | |
1653 | for (col = 0; col < mods->max_keypermod; col++) | |
1654 | { | |
1655 | KeyCode code = | |
1656 | mods->modifiermap[(row * mods->max_keypermod) + col]; | |
1657 | ||
af92970c KH |
1658 | /* Zeroes are used for filler. Skip them. */ |
1659 | if (code == 0) | |
1660 | continue; | |
1661 | ||
28430d3c JB |
1662 | /* Are any of this keycode's keysyms a meta key? */ |
1663 | { | |
1664 | int code_col; | |
1665 | ||
1666 | for (code_col = 0; code_col < syms_per_code; code_col++) | |
1667 | { | |
f689eb05 | 1668 | int sym = syms[((code - min_code) * syms_per_code) + code_col]; |
28430d3c | 1669 | |
f689eb05 | 1670 | switch (sym) |
28430d3c | 1671 | { |
f689eb05 JB |
1672 | case XK_Meta_L: |
1673 | case XK_Meta_R: | |
28430d3c JB |
1674 | x_meta_mod_mask |= (1 << row); |
1675 | break; | |
f689eb05 JB |
1676 | |
1677 | case XK_Alt_L: | |
1678 | case XK_Alt_R: | |
a3c44b14 RS |
1679 | x_alt_mod_mask |= (1 << row); |
1680 | break; | |
1681 | ||
1682 | case XK_Hyper_L: | |
1683 | case XK_Hyper_R: | |
1684 | x_hyper_mod_mask |= (1 << row); | |
1685 | break; | |
1686 | ||
1687 | case XK_Super_L: | |
1688 | case XK_Super_R: | |
1689 | x_super_mod_mask |= (1 << row); | |
f689eb05 | 1690 | break; |
11edeb03 JB |
1691 | |
1692 | case XK_Shift_Lock: | |
1693 | /* Ignore this if it's not on the lock modifier. */ | |
1694 | if ((1 << row) == LockMask) | |
1695 | x_shift_lock_mask = LockMask; | |
1696 | break; | |
28430d3c JB |
1697 | } |
1698 | } | |
1699 | } | |
1700 | } | |
1701 | } | |
1702 | ||
f689eb05 JB |
1703 | /* If we couldn't find any meta keys, accept any alt keys as meta keys. */ |
1704 | if (! x_meta_mod_mask) | |
a3c44b14 RS |
1705 | { |
1706 | x_meta_mod_mask = x_alt_mod_mask; | |
1707 | x_alt_mod_mask = 0; | |
1708 | } | |
f689eb05 | 1709 | |
148c4b70 RS |
1710 | /* If some keys are both alt and meta, |
1711 | make them just meta, not alt. */ | |
1712 | if (x_alt_mod_mask & x_meta_mod_mask) | |
1713 | { | |
1714 | x_alt_mod_mask &= ~x_meta_mod_mask; | |
1715 | } | |
1716 | ||
28430d3c | 1717 | XFree ((char *) syms); |
f689eb05 | 1718 | XFreeModifiermap (mods); |
28430d3c JB |
1719 | } |
1720 | ||
dfeccd2d JB |
1721 | /* Convert between the modifier bits X uses and the modifier bits |
1722 | Emacs uses. */ | |
7c5283e4 | 1723 | static unsigned int |
dfeccd2d | 1724 | x_x_to_emacs_modifiers (state) |
dc6f92b8 JB |
1725 | unsigned int state; |
1726 | { | |
11edeb03 JB |
1727 | return ( ((state & (ShiftMask | x_shift_lock_mask)) ? shift_modifier : 0) |
1728 | | ((state & ControlMask) ? ctrl_modifier : 0) | |
a3c44b14 RS |
1729 | | ((state & x_meta_mod_mask) ? meta_modifier : 0) |
1730 | | ((state & x_alt_mod_mask) ? alt_modifier : 0) | |
1731 | | ((state & x_super_mod_mask) ? super_modifier : 0) | |
1732 | | ((state & x_hyper_mod_mask) ? hyper_modifier : 0)); | |
dc6f92b8 JB |
1733 | } |
1734 | ||
dfeccd2d JB |
1735 | static unsigned int |
1736 | x_emacs_to_x_modifiers (state) | |
1737 | unsigned int state; | |
1738 | { | |
1739 | return ( ((state & alt_modifier) ? x_alt_mod_mask : 0) | |
1740 | | ((state & super_modifier) ? x_super_mod_mask : 0) | |
1741 | | ((state & hyper_modifier) ? x_hyper_mod_mask : 0) | |
1742 | | ((state & shift_modifier) ? ShiftMask : 0) | |
1743 | | ((state & ctrl_modifier) ? ControlMask : 0) | |
1744 | | ((state & meta_modifier) ? x_meta_mod_mask : 0)); | |
1745 | } | |
1746 | ||
e4571a43 JB |
1747 | /* Return true iff KEYSYM is a vendor-specific keysym that we should |
1748 | return as a function key. If you add a keysym to this, you should | |
1749 | make sure that the tables make_lispy_event uses contain a suitable | |
1750 | name for it. */ | |
1751 | static int | |
1752 | x_is_vendor_fkey (sym) | |
1753 | KeySym sym; | |
1754 | { | |
1755 | return 0 | |
1756 | #ifdef DXK_Remove | |
1757 | || (sym == DXK_Remove) | |
1758 | #endif | |
1759 | ; | |
1760 | } | |
1761 | ||
1762 | \f | |
1763 | /* Mouse clicks and mouse movement. Rah. */ | |
1764 | #ifdef HAVE_X11 | |
1765 | ||
1766 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1767 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
69388238 RS |
1768 | that the glyph at X, Y occupies, if BOUNDS != 0. |
1769 | If NOCLIP is nonzero, do not force the value into range. */ | |
1770 | ||
c8dba240 | 1771 | void |
69388238 | 1772 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) |
e4571a43 | 1773 | FRAME_PTR f; |
69388238 | 1774 | register int pix_x, pix_y; |
e4571a43 JB |
1775 | register int *x, *y; |
1776 | XRectangle *bounds; | |
69388238 | 1777 | int noclip; |
e4571a43 | 1778 | { |
69388238 RS |
1779 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1780 | even for negative values. */ | |
1781 | if (pix_x < 0) | |
1782 | pix_x -= FONT_WIDTH ((f)->display.x->font) - 1; | |
1783 | if (pix_y < 0) | |
1784 | pix_y -= FONT_HEIGHT ((f)->display.x->font) - 1; | |
1785 | ||
e4571a43 JB |
1786 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); |
1787 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1788 | ||
1789 | if (bounds) | |
1790 | { | |
1791 | bounds->width = FONT_WIDTH (f->display.x->font); | |
1792 | bounds->height = FONT_HEIGHT (f->display.x->font); | |
1793 | bounds->x = CHAR_TO_PIXEL_COL (f, pix_x); | |
1794 | bounds->y = CHAR_TO_PIXEL_ROW (f, pix_y); | |
1795 | } | |
1796 | ||
69388238 RS |
1797 | if (!noclip) |
1798 | { | |
1799 | if (pix_x < 0) | |
1800 | pix_x = 0; | |
1801 | else if (pix_x > f->width) | |
1802 | pix_x = f->width; | |
1803 | ||
1804 | if (pix_y < 0) | |
1805 | pix_y = 0; | |
1806 | else if (pix_y > f->height) | |
1807 | pix_y = f->height; | |
1808 | } | |
e4571a43 JB |
1809 | |
1810 | *x = pix_x; | |
1811 | *y = pix_y; | |
1812 | } | |
1813 | ||
2b5c9e71 RS |
1814 | void |
1815 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1816 | FRAME_PTR f; | |
1817 | register int x, y; | |
1818 | register int *pix_x, *pix_y; | |
1819 | { | |
1820 | *pix_x = CHAR_TO_PIXEL_COL (f, x); | |
1821 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1822 | } | |
1823 | ||
dc6f92b8 JB |
1824 | /* Prepare a mouse-event in *RESULT for placement in the input queue. |
1825 | ||
1826 | If the event is a button press, then note that we have grabbed | |
f451eb13 | 1827 | the mouse. */ |
dc6f92b8 JB |
1828 | |
1829 | static Lisp_Object | |
f451eb13 | 1830 | construct_mouse_click (result, event, f) |
dc6f92b8 JB |
1831 | struct input_event *result; |
1832 | XButtonEvent *event; | |
f676886a | 1833 | struct frame *f; |
dc6f92b8 | 1834 | { |
f451eb13 | 1835 | /* Make the event type no_event; we'll change that when we decide |
dc6f92b8 | 1836 | otherwise. */ |
f451eb13 | 1837 | result->kind = mouse_click; |
69388238 | 1838 | result->code = event->button - Button1; |
1113d9db | 1839 | result->timestamp = event->time; |
dfeccd2d | 1840 | result->modifiers = (x_x_to_emacs_modifiers (event->state) |
f689eb05 JB |
1841 | | (event->type == ButtonRelease |
1842 | ? up_modifier | |
1843 | : down_modifier)); | |
dc6f92b8 JB |
1844 | |
1845 | /* Notice if the mouse is still grabbed. */ | |
1846 | if (event->type == ButtonPress) | |
1847 | { | |
1848 | if (! x_mouse_grabbed) | |
1849 | Vmouse_depressed = Qt; | |
90e65f07 | 1850 | x_mouse_grabbed |= (1 << event->button); |
69388238 | 1851 | last_mouse_frame = f; |
dc6f92b8 JB |
1852 | } |
1853 | else if (event->type == ButtonRelease) | |
1854 | { | |
90e65f07 | 1855 | x_mouse_grabbed &= ~(1 << event->button); |
dc6f92b8 JB |
1856 | if (!x_mouse_grabbed) |
1857 | Vmouse_depressed = Qnil; | |
1858 | } | |
1859 | ||
f451eb13 JB |
1860 | { |
1861 | int row, column; | |
dc6f92b8 | 1862 | |
2b5c9e71 | 1863 | #if 0 |
69388238 | 1864 | pixel_to_glyph_coords (f, event->x, event->y, &column, &row, NULL, 0); |
f451eb13 JB |
1865 | XFASTINT (result->x) = column; |
1866 | XFASTINT (result->y) = row; | |
2b5c9e71 | 1867 | #endif |
09fe4c31 RS |
1868 | XSET (result->x, Lisp_Int, event->x); |
1869 | XSET (result->y, Lisp_Int, event->y); | |
12ba150f | 1870 | XSET (result->frame_or_window, Lisp_Frame, f); |
f451eb13 | 1871 | } |
dc6f92b8 | 1872 | } |
b849c413 RS |
1873 | |
1874 | /* Prepare a menu-event in *RESULT for placement in the input queue. */ | |
1875 | ||
1876 | static Lisp_Object | |
1877 | construct_menu_click (result, event, f) | |
1878 | struct input_event *result; | |
1879 | XButtonEvent *event; | |
1880 | struct frame *f; | |
1881 | { | |
1882 | /* Make the event type no_event; we'll change that when we decide | |
1883 | otherwise. */ | |
1884 | result->kind = mouse_click; | |
1885 | XSET (result->code, Lisp_Int, event->button - Button1); | |
1886 | result->timestamp = event->time; | |
1887 | result->modifiers = (x_x_to_emacs_modifiers (event->state) | |
1888 | | (event->type == ButtonRelease | |
1889 | ? up_modifier | |
1890 | : down_modifier)); | |
1891 | ||
09fe4c31 RS |
1892 | XSET (result->x, Lisp_Int, event->x); |
1893 | XSET (result->y, Lisp_Int, -1); | |
c8dba240 | 1894 | XSET (result->frame_or_window, Lisp_Frame, f); |
b849c413 | 1895 | } |
69388238 | 1896 | \f |
90e65f07 JB |
1897 | /* Function to report a mouse movement to the mainstream Emacs code. |
1898 | The input handler calls this. | |
1899 | ||
1900 | We have received a mouse movement event, which is given in *event. | |
1901 | If the mouse is over a different glyph than it was last time, tell | |
1902 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
1903 | another motion event, so we can check again the next time it moves. */ | |
b8009dd1 | 1904 | |
90e65f07 | 1905 | static void |
12ba150f | 1906 | note_mouse_movement (frame, event) |
f676886a | 1907 | FRAME_PTR frame; |
90e65f07 JB |
1908 | XMotionEvent *event; |
1909 | ||
1910 | { | |
e5d77022 JB |
1911 | last_mouse_movement_time = event->time; |
1912 | ||
90e65f07 JB |
1913 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
1914 | if (event->x < last_mouse_glyph.x | |
1915 | || event->x >= last_mouse_glyph.x + last_mouse_glyph.width | |
1916 | || event->y < last_mouse_glyph.y | |
1917 | || event->y >= last_mouse_glyph.y + last_mouse_glyph.height) | |
12ba150f JB |
1918 | { |
1919 | mouse_moved = 1; | |
ab648270 | 1920 | last_mouse_scroll_bar = Qnil; |
b8009dd1 RS |
1921 | |
1922 | note_mouse_highlight (frame, event->x, event->y); | |
1923 | ||
1924 | /* Ask for another mouse motion event. */ | |
1925 | { | |
1926 | int dummy; | |
1927 | ||
1928 | XQueryPointer (event->display, event->window, | |
1929 | (Window *) &dummy, (Window *) &dummy, | |
1930 | &dummy, &dummy, &dummy, &dummy, | |
1931 | (unsigned int *) &dummy); | |
1932 | } | |
12ba150f | 1933 | } |
90e65f07 JB |
1934 | else |
1935 | { | |
1936 | /* It's on the same glyph. Call XQueryPointer so we'll get an | |
1937 | event the next time the mouse moves and we can see if it's | |
1938 | *still* on the same glyph. */ | |
1939 | int dummy; | |
1940 | ||
1941 | XQueryPointer (event->display, event->window, | |
1942 | (Window *) &dummy, (Window *) &dummy, | |
1943 | &dummy, &dummy, &dummy, &dummy, | |
1944 | (unsigned int *) &dummy); | |
1945 | } | |
1946 | } | |
1947 | ||
bf1c0ba1 RS |
1948 | /* This is used for debugging, to turn off note_mouse_highlight. */ |
1949 | static int disable_mouse_highlight; | |
1950 | ||
b8009dd1 RS |
1951 | /* Take proper action when the mouse has moved to position X, Y on frame F |
1952 | as regards highlighting characters that have mouse-face properties. | |
1953 | Also dehighlighting chars where the mouse was before. */ | |
1954 | ||
1955 | static void | |
1956 | note_mouse_highlight (f, x, y) | |
1957 | FRAME_PTR f; | |
1958 | { | |
1959 | int row, column, portion; | |
1960 | XRectangle new_glyph; | |
1961 | Lisp_Object window; | |
1962 | struct window *w; | |
1963 | ||
bf1c0ba1 RS |
1964 | if (disable_mouse_highlight) |
1965 | return; | |
1966 | ||
b8009dd1 RS |
1967 | mouse_face_mouse_x = x; |
1968 | mouse_face_mouse_y = y; | |
1969 | mouse_face_mouse_frame = f; | |
1970 | ||
1971 | if (mouse_face_defer) | |
1972 | return; | |
1973 | ||
514e4681 RS |
1974 | if (gc_in_progress) |
1975 | { | |
1976 | mouse_face_deferred_gc = 1; | |
1977 | return; | |
1978 | } | |
1979 | ||
b8009dd1 RS |
1980 | /* Find out which glyph the mouse is on. */ |
1981 | pixel_to_glyph_coords (f, x, y, &column, &row, | |
1982 | &new_glyph, x_mouse_grabbed); | |
1983 | ||
1984 | /* Which window is that in? */ | |
1985 | window = window_from_coordinates (f, column, row, &portion); | |
1986 | w = XWINDOW (window); | |
1987 | ||
1988 | /* If we were displaying active text in another window, clear that. */ | |
1989 | if (! EQ (window, mouse_face_window)) | |
1990 | clear_mouse_face (); | |
1991 | ||
1992 | /* Are we in a window whose display is up to date? */ | |
1993 | if (WINDOWP (window) && portion == 0 | |
1994 | && EQ (w->window_end_valid, Qt)) | |
1995 | { | |
1996 | int *ptr = FRAME_CURRENT_GLYPHS (f)->charstarts[row]; | |
1997 | int i, pos; | |
1998 | ||
1999 | /* Find which buffer position the mouse corresponds to. */ | |
2000 | for (i = column; i >= 0; i--) | |
2001 | if (ptr[i] > 0) | |
2002 | break; | |
2003 | pos = ptr[i]; | |
2004 | /* Is it outside the displayed active region (if any)? */ | |
2005 | if (pos > 0 | |
2006 | && ! (EQ (window, mouse_face_window) | |
2007 | && pos >= mouse_face_beg && pos < mouse_face_end)) | |
2008 | { | |
2009 | Lisp_Object mouse_face, overlay, position; | |
2010 | Lisp_Object *overlay_vec; | |
2011 | int len, noverlays, ignor1; | |
f8bdb8e6 RS |
2012 | struct buffer *obuf; |
2013 | ||
2014 | /* If we get an out-of-range value, return now; | |
2015 | don't get an error. */ | |
2016 | if (pos > BUF_ZV (XBUFFER (w->buffer))) | |
2017 | return; | |
b8009dd1 | 2018 | |
09fe4c31 RS |
2019 | /* Make the window's buffer temporarily current for |
2020 | overlays_at and compute_char_face. */ | |
f8bdb8e6 | 2021 | obuf = current_buffer; |
09fe4c31 RS |
2022 | current_buffer = XBUFFER (w->buffer); |
2023 | ||
b8009dd1 RS |
2024 | /* Yes. Clear the display of the old active region, if any. */ |
2025 | clear_mouse_face (); | |
2026 | ||
2027 | /* Is this char mouse-active? */ | |
2028 | XSET (position, Lisp_Int, pos); | |
2029 | ||
2030 | len = 10; | |
2031 | overlay_vec = (Lisp_Object *) xmalloc (len * sizeof (Lisp_Object)); | |
2032 | ||
2033 | /* Put all the overlays we want in a vector in overlay_vec. | |
2034 | Store the length in len. */ | |
2035 | noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len, &ignor1); | |
09fe4c31 | 2036 | noverlays = sort_overlays (overlay_vec, noverlays, w); |
b8009dd1 RS |
2037 | |
2038 | /* Find the highest priority overlay that has a mouse-face prop. */ | |
2039 | overlay = Qnil; | |
2040 | for (i = 0; i < noverlays; i++) | |
2041 | { | |
2042 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
2043 | if (!NILP (mouse_face)) | |
2044 | { | |
2045 | overlay = overlay_vec[i]; | |
2046 | break; | |
2047 | } | |
2048 | } | |
2049 | free (overlay_vec); | |
2050 | /* If no overlay applies, get a text property. */ | |
2051 | if (NILP (overlay)) | |
2052 | mouse_face = Fget_text_property (position, Qmouse_face, w->buffer); | |
2053 | ||
2054 | /* Handle the overlay case. */ | |
2055 | if (! NILP (overlay)) | |
2056 | { | |
2057 | /* Find the range of text around this char that | |
2058 | should be active. */ | |
2059 | Lisp_Object before, after; | |
2060 | int ignore; | |
2061 | ||
2062 | before = Foverlay_start (overlay); | |
2063 | after = Foverlay_end (overlay); | |
2064 | /* Record this as the current active region. */ | |
2065 | mouse_face_beg = XFASTINT (before); | |
2066 | mouse_face_end = XFASTINT (after); | |
2067 | mouse_face_window = window; | |
2068 | mouse_face_face_id = compute_char_face (f, w, pos, 0, 0, | |
2069 | &ignore, pos + 1, 1); | |
2070 | ||
2071 | /* Display it as active. */ | |
2072 | show_mouse_face (1); | |
2073 | } | |
2074 | /* Handle the text property case. */ | |
2075 | else if (! NILP (mouse_face)) | |
2076 | { | |
2077 | /* Find the range of text around this char that | |
2078 | should be active. */ | |
2079 | Lisp_Object before, after, beginning, end; | |
2080 | int ignore; | |
2081 | ||
2082 | beginning = Fmarker_position (w->start); | |
2083 | XSET (end, Lisp_Int, | |
09fe4c31 | 2084 | (BUF_Z (XBUFFER (w->buffer)) |
b8009dd1 RS |
2085 | - XFASTINT (w->window_end_pos))); |
2086 | before | |
2087 | = Fprevious_single_property_change (make_number (pos + 1), | |
2088 | Qmouse_face, | |
2089 | w->buffer, beginning); | |
2090 | after | |
2091 | = Fnext_single_property_change (position, Qmouse_face, | |
2092 | w->buffer, end); | |
2093 | /* Record this as the current active region. */ | |
2094 | mouse_face_beg = XFASTINT (before); | |
2095 | mouse_face_end = XFASTINT (after); | |
2096 | mouse_face_window = window; | |
2097 | mouse_face_face_id | |
2098 | = compute_char_face (f, w, pos, 0, 0, | |
2099 | &ignore, pos + 1, 1); | |
2100 | ||
2101 | /* Display it as active. */ | |
2102 | show_mouse_face (1); | |
2103 | } | |
09fe4c31 | 2104 | current_buffer = obuf; |
b8009dd1 RS |
2105 | } |
2106 | else if (pos <= 0) | |
2107 | clear_mouse_face (); | |
2108 | } | |
2109 | } | |
2110 | \f | |
2111 | /* Find the row and column of position POS in window WINDOW. | |
2112 | Store them in *COLUMNP and *ROWP. | |
bf1c0ba1 RS |
2113 | This assumes display in WINDOW is up to date. |
2114 | If POS is above start of WINDOW, return coords | |
2115 | of start of first screen line. | |
2116 | If POS is after end of WINDOW, return coords of end of last screen line. */ | |
b8009dd1 RS |
2117 | |
2118 | static int | |
2119 | fast_find_position (window, pos, columnp, rowp) | |
2120 | Lisp_Object window; | |
2121 | int pos; | |
2122 | int *columnp, *rowp; | |
2123 | { | |
2124 | struct window *w = XWINDOW (window); | |
2125 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2126 | int i; | |
2127 | int row; | |
2128 | int left = w->left; | |
2129 | int top = w->top; | |
2130 | int height = XFASTINT (w->height) - ! MINI_WINDOW_P (w); | |
2131 | int width = window_internal_width (w); | |
2132 | int *charstarts; | |
bf1c0ba1 | 2133 | int lastcol; |
b8009dd1 RS |
2134 | |
2135 | for (i = 0; | |
2136 | i < height; | |
2137 | i++) | |
2138 | { | |
2139 | int linestart = FRAME_CURRENT_GLYPHS (f)->charstarts[top + i][left]; | |
2140 | if (linestart > pos) | |
2141 | break; | |
2142 | if (linestart > 0) | |
2143 | row = i; | |
2144 | } | |
2145 | ||
2146 | charstarts = FRAME_CURRENT_GLYPHS (f)->charstarts[top + row]; | |
bf1c0ba1 | 2147 | lastcol = left; |
b8009dd1 | 2148 | for (i = 0; i < width; i++) |
bf1c0ba1 RS |
2149 | { |
2150 | if (charstarts[left + i] == pos) | |
2151 | { | |
2152 | *rowp = row + top; | |
2153 | *columnp = i + left; | |
2154 | return 1; | |
2155 | } | |
2156 | else if (charstarts[left + i] > pos) | |
2157 | lastcol = left + i; | |
2158 | } | |
b8009dd1 | 2159 | |
bf1c0ba1 RS |
2160 | *rowp = row + top; |
2161 | *columnp = lastcol; | |
b8009dd1 RS |
2162 | return 0; |
2163 | } | |
2164 | ||
2165 | /* Display the active region described by mouse_face_* | |
2166 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
2167 | ||
2168 | static void | |
2169 | show_mouse_face (hl) | |
2170 | int hl; | |
2171 | { | |
2172 | int begcol, begrow, endcol, endrow; | |
2173 | struct window *w = XWINDOW (mouse_face_window); | |
2174 | int width = window_internal_width (w); | |
2175 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2176 | int i; | |
514e4681 RS |
2177 | int curs_x = f->phys_cursor_x; |
2178 | int curs_y = f->phys_cursor_y; | |
2179 | int cursor_off = 0; | |
b8009dd1 RS |
2180 | |
2181 | fast_find_position (mouse_face_window, mouse_face_beg, | |
2182 | &begcol, &begrow); | |
2183 | fast_find_position (mouse_face_window, mouse_face_end, | |
2184 | &endcol, &endrow); | |
2185 | ||
b8009dd1 RS |
2186 | for (i = begrow; i <= endrow; i++) |
2187 | { | |
2188 | int column = (i == begrow ? begcol : w->left); | |
2189 | int endcolumn = (i == endrow ? endcol : w->left + width); | |
514e4681 RS |
2190 | endcolumn = min (endcolumn, FRAME_CURRENT_GLYPHS (f)->used[i] - w->left); |
2191 | ||
2192 | /* If the cursor's in the text we are about to rewrite, | |
2193 | turn the cursor off. */ | |
2194 | if (i == curs_y | |
2195 | && (curs_x >= begrow - 1 || curs_x <= endrow)) | |
2196 | { | |
2197 | x_display_cursor (f, 0); | |
2198 | cursor_off = 1; | |
2199 | } | |
b8009dd1 RS |
2200 | |
2201 | dumpglyphs (f, | |
2202 | CHAR_TO_PIXEL_COL (f, column), | |
2203 | CHAR_TO_PIXEL_ROW (f, i), | |
2204 | FRAME_CURRENT_GLYPHS (f)->glyphs[i] + column, | |
2205 | endcolumn - column, | |
2206 | /* Highlight with mouse face if hl > 0. */ | |
2207 | hl > 0 ? 3 : 0); | |
2208 | } | |
2209 | ||
514e4681 RS |
2210 | /* If we turned the cursor off, turn it back on. */ |
2211 | if (cursor_off) | |
2212 | x_display_cursor (f, 1); | |
b8009dd1 RS |
2213 | } |
2214 | ||
2215 | /* Clear out the mouse-highlighted active region. | |
2216 | Redraw it unhighlighted first. */ | |
2217 | ||
2218 | static void | |
2219 | clear_mouse_face () | |
2220 | { | |
2221 | if (! NILP (mouse_face_window)) | |
2222 | show_mouse_face (0); | |
2223 | ||
2224 | mouse_face_beg = -1; | |
2225 | mouse_face_end = -1; | |
2226 | mouse_face_window = Qnil; | |
2227 | } | |
2228 | \f | |
ab648270 JB |
2229 | static struct scroll_bar *x_window_to_scroll_bar (); |
2230 | static void x_scroll_bar_report_motion (); | |
12ba150f | 2231 | |
90e65f07 JB |
2232 | /* Return the current position of the mouse. |
2233 | ||
ab648270 JB |
2234 | If the mouse movement started in a scroll bar, set *f, *bar_window, |
2235 | and *part to the frame, window, and scroll bar part that the mouse | |
12ba150f | 2236 | is over. Set *x and *y to the portion and whole of the mouse's |
ab648270 | 2237 | position on the scroll bar. |
12ba150f JB |
2238 | |
2239 | If the mouse movement started elsewhere, set *f to the frame the | |
2240 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
2241 | the mouse is over. | |
2242 | ||
2243 | Set *time to the server timestamp for the time at which the mouse | |
2244 | was at this position. | |
2245 | ||
a135645a RS |
2246 | Don't store anything if we don't have a valid set of values to report. |
2247 | ||
90e65f07 | 2248 | This clears the mouse_moved flag, so we can wait for the next mouse |
12ba150f JB |
2249 | movement. This also calls XQueryPointer, which will cause the |
2250 | server to give us another MotionNotify when the mouse moves | |
2251 | again. */ | |
90e65f07 JB |
2252 | |
2253 | static void | |
12ba150f | 2254 | XTmouse_position (f, bar_window, part, x, y, time) |
472895ad | 2255 | FRAME_PTR *f; |
12ba150f | 2256 | Lisp_Object *bar_window; |
ab648270 | 2257 | enum scroll_bar_part *part; |
90e65f07 | 2258 | Lisp_Object *x, *y; |
e5d77022 | 2259 | unsigned long *time; |
90e65f07 | 2260 | { |
a135645a RS |
2261 | FRAME_PTR f1; |
2262 | ||
90e65f07 JB |
2263 | BLOCK_INPUT; |
2264 | ||
ab648270 JB |
2265 | if (! NILP (last_mouse_scroll_bar)) |
2266 | x_scroll_bar_report_motion (f, bar_window, part, x, y, time); | |
90e65f07 JB |
2267 | else |
2268 | { | |
12ba150f JB |
2269 | Window root; |
2270 | int root_x, root_y; | |
90e65f07 | 2271 | |
12ba150f JB |
2272 | Window dummy_window; |
2273 | int dummy; | |
2274 | ||
2275 | mouse_moved = 0; | |
ab648270 | 2276 | last_mouse_scroll_bar = Qnil; |
12ba150f JB |
2277 | |
2278 | /* Figure out which root window we're on. */ | |
2279 | XQueryPointer (x_current_display, | |
2280 | DefaultRootWindow (x_current_display), | |
2281 | ||
2282 | /* The root window which contains the pointer. */ | |
2283 | &root, | |
2284 | ||
2285 | /* Trash which we can't trust if the pointer is on | |
2286 | a different screen. */ | |
2287 | &dummy_window, | |
2288 | ||
2289 | /* The position on that root window. */ | |
2290 | &root_x, &root_y, | |
2291 | ||
2292 | /* More trash we can't trust. */ | |
2293 | &dummy, &dummy, | |
2294 | ||
2295 | /* Modifier keys and pointer buttons, about which | |
2296 | we don't care. */ | |
2297 | (unsigned int *) &dummy); | |
2298 | ||
2299 | /* Now we have a position on the root; find the innermost window | |
2300 | containing the pointer. */ | |
2301 | { | |
2302 | Window win, child; | |
2303 | int win_x, win_y; | |
2304 | int parent_x, parent_y; | |
2305 | ||
2306 | win = root; | |
69388238 RS |
2307 | |
2308 | if (x_mouse_grabbed) | |
12ba150f | 2309 | { |
69388238 RS |
2310 | /* If mouse was grabbed on a frame, give coords for that frame |
2311 | even if the mouse is now outside it. */ | |
12ba150f | 2312 | XTranslateCoordinates (x_current_display, |
69388238 | 2313 | |
12ba150f | 2314 | /* From-window, to-window. */ |
69388238 | 2315 | root, FRAME_X_WINDOW (last_mouse_frame), |
12ba150f JB |
2316 | |
2317 | /* From-position, to-position. */ | |
2318 | root_x, root_y, &win_x, &win_y, | |
2319 | ||
2320 | /* Child of win. */ | |
2321 | &child); | |
69388238 RS |
2322 | f1 = last_mouse_frame; |
2323 | } | |
2324 | else | |
2325 | { | |
2326 | while (1) | |
2327 | { | |
2328 | XTranslateCoordinates (x_current_display, | |
12ba150f | 2329 | |
69388238 RS |
2330 | /* From-window, to-window. */ |
2331 | root, win, | |
12ba150f | 2332 | |
69388238 RS |
2333 | /* From-position, to-position. */ |
2334 | root_x, root_y, &win_x, &win_y, | |
2335 | ||
2336 | /* Child of win. */ | |
2337 | &child); | |
2338 | ||
2339 | if (child == None) | |
2340 | break; | |
2341 | ||
2342 | win = child; | |
2343 | parent_x = win_x; | |
2344 | parent_y = win_y; | |
2345 | } | |
12ba150f | 2346 | |
69388238 RS |
2347 | /* Now we know that: |
2348 | win is the innermost window containing the pointer | |
2349 | (XTC says it has no child containing the pointer), | |
2350 | win_x and win_y are the pointer's position in it | |
2351 | (XTC did this the last time through), and | |
2352 | parent_x and parent_y are the pointer's position in win's parent. | |
2353 | (They are what win_x and win_y were when win was child. | |
2354 | If win is the root window, it has no parent, and | |
2355 | parent_{x,y} are invalid, but that's okay, because we'll | |
2356 | never use them in that case.) */ | |
2357 | ||
2358 | /* Is win one of our frames? */ | |
2b5c9e71 | 2359 | f1 = x_any_window_to_frame (win); |
69388238 | 2360 | } |
12ba150f | 2361 | |
ab648270 | 2362 | /* If not, is it one of our scroll bars? */ |
a135645a | 2363 | if (! f1) |
12ba150f | 2364 | { |
ab648270 | 2365 | struct scroll_bar *bar = x_window_to_scroll_bar (win); |
12ba150f JB |
2366 | |
2367 | if (bar) | |
2368 | { | |
a135645a | 2369 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
12ba150f JB |
2370 | win_x = parent_x; |
2371 | win_y = parent_y; | |
2372 | } | |
2373 | } | |
90e65f07 | 2374 | |
a135645a | 2375 | if (f1) |
12ba150f | 2376 | { |
2b5c9e71 RS |
2377 | int ignore1, ignore2; |
2378 | ||
2379 | /* Ok, we found a frame. Store all the values. */ | |
a135645a | 2380 | |
2b5c9e71 | 2381 | pixel_to_glyph_coords (f1, win_x, win_y, &ignore1, &ignore2, |
69388238 | 2382 | &last_mouse_glyph, x_mouse_grabbed); |
12ba150f JB |
2383 | |
2384 | *bar_window = Qnil; | |
2385 | *part = 0; | |
a135645a | 2386 | *f = f1; |
12ba150f JB |
2387 | XSET (*x, Lisp_Int, win_x); |
2388 | XSET (*y, Lisp_Int, win_y); | |
2389 | *time = last_mouse_movement_time; | |
2390 | } | |
2391 | } | |
2392 | } | |
90e65f07 JB |
2393 | |
2394 | UNBLOCK_INPUT; | |
2395 | } | |
2396 | ||
c118dd06 | 2397 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 2398 | #define XEvent XKeyPressedEvent |
c118dd06 JB |
2399 | #endif /* ! defined (HAVE_X11) */ |
2400 | \f | |
ab648270 | 2401 | /* Scroll bar support. */ |
f451eb13 | 2402 | |
ab648270 JB |
2403 | /* Given an X window ID, find the struct scroll_bar which manages it. |
2404 | This can be called in GC, so we have to make sure to strip off mark | |
2405 | bits. */ | |
2406 | static struct scroll_bar * | |
2407 | x_window_to_scroll_bar (window_id) | |
f451eb13 JB |
2408 | Window window_id; |
2409 | { | |
2410 | Lisp_Object tail, frame; | |
f451eb13 | 2411 | |
ab648270 JB |
2412 | for (tail = Vframe_list; |
2413 | XGCTYPE (tail) == Lisp_Cons; | |
2414 | tail = XCONS (tail)->cdr) | |
f451eb13 | 2415 | { |
abdda982 | 2416 | Lisp_Object frame, bar, condemned; |
f451eb13 | 2417 | |
abdda982 | 2418 | frame = XCONS (tail)->car; |
f451eb13 | 2419 | /* All elements of Vframe_list should be frames. */ |
ab648270 | 2420 | if (XGCTYPE (frame) != Lisp_Frame) |
f451eb13 JB |
2421 | abort (); |
2422 | ||
ab648270 | 2423 | /* Scan this frame's scroll bar list for a scroll bar with the |
f451eb13 | 2424 | right window ID. */ |
ab648270 JB |
2425 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); |
2426 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
cf7cb199 | 2427 | /* This trick allows us to search both the ordinary and |
ab648270 JB |
2428 | condemned scroll bar lists with one loop. */ |
2429 | ! GC_NILP (bar) || (bar = condemned, | |
2430 | condemned = Qnil, | |
2431 | ! GC_NILP (bar)); | |
bc20ebbf | 2432 | bar = XSCROLL_BAR (bar)->next) |
ab648270 JB |
2433 | if (SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)) == window_id) |
2434 | return XSCROLL_BAR (bar); | |
f451eb13 JB |
2435 | } |
2436 | ||
2437 | return 0; | |
2438 | } | |
2439 | ||
ab648270 JB |
2440 | /* Open a new X window to serve as a scroll bar, and return the |
2441 | scroll bar vector for it. */ | |
2442 | static struct scroll_bar * | |
2443 | x_scroll_bar_create (window, top, left, width, height) | |
12ba150f | 2444 | struct window *window; |
f451eb13 JB |
2445 | int top, left, width, height; |
2446 | { | |
12ba150f | 2447 | FRAME_PTR frame = XFRAME (WINDOW_FRAME (window)); |
ab648270 JB |
2448 | struct scroll_bar *bar = |
2449 | XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
f451eb13 JB |
2450 | |
2451 | BLOCK_INPUT; | |
2452 | ||
2453 | { | |
2454 | XSetWindowAttributes a; | |
2455 | unsigned long mask; | |
12ba150f JB |
2456 | a.background_pixel = frame->display.x->background_pixel; |
2457 | a.event_mask = (ButtonPressMask | ButtonReleaseMask | |
9a572e2a | 2458 | | ButtonMotionMask | PointerMotionHintMask |
12ba150f | 2459 | | ExposureMask); |
ab648270 | 2460 | a.cursor = x_vertical_scroll_bar_cursor; |
f451eb13 | 2461 | |
dbc4e1c1 | 2462 | mask = (CWBackPixel | CWEventMask | CWCursor); |
f451eb13 | 2463 | |
3afe33e7 RS |
2464 | #if 0 |
2465 | ||
2466 | ac = 0; | |
2467 | XtSetArg (al[ac], XtNx, left); ac++; | |
2468 | XtSetArg (al[ac], XtNy, top); ac++; | |
2469 | XtSetArg (al[ac], XtNwidth, width); ac++; | |
2470 | XtSetArg (al[ac], XtNheight, height); ac++; | |
2471 | XtSetArg (al[ac], XtNborderWidth, 0); ac++; | |
2472 | sb_widget = XtCreateManagedWidget ("box", | |
7246d1d3 KH |
2473 | boxWidgetClass, |
2474 | frame->display.x->edit_widget, al, ac); | |
2475 | SET_SCROLL_BAR_X_WINDOW | |
3afe33e7 RS |
2476 | (bar, sb_widget->core.window); |
2477 | #endif | |
7246d1d3 | 2478 | SET_SCROLL_BAR_X_WINDOW |
12ba150f JB |
2479 | (bar, |
2480 | XCreateWindow (x_current_display, FRAME_X_WINDOW (frame), | |
f451eb13 | 2481 | |
ab648270 | 2482 | /* Position and size of scroll bar. */ |
12ba150f | 2483 | left, top, width, height, |
f451eb13 | 2484 | |
12ba150f JB |
2485 | /* Border width, depth, class, and visual. */ |
2486 | 0, CopyFromParent, CopyFromParent, CopyFromParent, | |
f451eb13 | 2487 | |
12ba150f JB |
2488 | /* Attributes. */ |
2489 | mask, &a)); | |
f451eb13 JB |
2490 | } |
2491 | ||
12ba150f JB |
2492 | XSET (bar->window, Lisp_Window, window); |
2493 | XSET (bar->top, Lisp_Int, top); | |
2494 | XSET (bar->left, Lisp_Int, left); | |
2495 | XSET (bar->width, Lisp_Int, width); | |
2496 | XSET (bar->height, Lisp_Int, height); | |
2497 | XSET (bar->start, Lisp_Int, 0); | |
2498 | XSET (bar->end, Lisp_Int, 0); | |
2499 | bar->dragging = Qnil; | |
f451eb13 JB |
2500 | |
2501 | /* Add bar to its frame's list of scroll bars. */ | |
ab648270 | 2502 | bar->next = FRAME_SCROLL_BARS (frame); |
12ba150f | 2503 | bar->prev = Qnil; |
ab648270 | 2504 | XSET (FRAME_SCROLL_BARS (frame), Lisp_Vector, bar); |
12ba150f | 2505 | if (! NILP (bar->next)) |
ab648270 | 2506 | XSET (XSCROLL_BAR (bar->next)->prev, Lisp_Vector, bar); |
f451eb13 | 2507 | |
ab648270 | 2508 | XMapWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar)); |
f451eb13 JB |
2509 | |
2510 | UNBLOCK_INPUT; | |
12ba150f JB |
2511 | |
2512 | return bar; | |
f451eb13 JB |
2513 | } |
2514 | ||
12ba150f JB |
2515 | /* Draw BAR's handle in the proper position. |
2516 | If the handle is already drawn from START to END, don't bother | |
2517 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2518 | redraw it. (REBUILD is handy for drawing the handle after expose | |
2519 | events.) | |
2520 | ||
2521 | Normally, we want to constrain the start and end of the handle to | |
ab648270 | 2522 | fit inside its rectangle, but if the user is dragging the scroll bar |
12ba150f JB |
2523 | handle, we want to let them drag it down all the way, so that the |
2524 | bar's top is as far down as it goes; otherwise, there's no way to | |
2525 | move to the very end of the buffer. */ | |
f451eb13 | 2526 | static void |
ab648270 JB |
2527 | x_scroll_bar_set_handle (bar, start, end, rebuild) |
2528 | struct scroll_bar *bar; | |
f451eb13 | 2529 | int start, end; |
12ba150f | 2530 | int rebuild; |
f451eb13 | 2531 | { |
12ba150f | 2532 | int dragging = ! NILP (bar->dragging); |
ab648270 | 2533 | Window w = SCROLL_BAR_X_WINDOW (bar); |
12ba150f JB |
2534 | GC gc = XFRAME (WINDOW_FRAME (XWINDOW (bar->window)))->display.x->normal_gc; |
2535 | ||
2536 | /* If the display is already accurate, do nothing. */ | |
2537 | if (! rebuild | |
2538 | && start == XINT (bar->start) | |
2539 | && end == XINT (bar->end)) | |
2540 | return; | |
2541 | ||
f451eb13 JB |
2542 | BLOCK_INPUT; |
2543 | ||
2544 | { | |
ab648270 JB |
2545 | int inside_width = VERTICAL_SCROLL_BAR_INSIDE_WIDTH (XINT (bar->width)); |
2546 | int inside_height = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
2547 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
f451eb13 JB |
2548 | |
2549 | /* Make sure the values are reasonable, and try to preserve | |
2550 | the distance between start and end. */ | |
12ba150f JB |
2551 | { |
2552 | int length = end - start; | |
2553 | ||
2554 | if (start < 0) | |
2555 | start = 0; | |
2556 | else if (start > top_range) | |
2557 | start = top_range; | |
2558 | end = start + length; | |
2559 | ||
2560 | if (end < start) | |
2561 | end = start; | |
2562 | else if (end > top_range && ! dragging) | |
2563 | end = top_range; | |
2564 | } | |
f451eb13 | 2565 | |
ab648270 | 2566 | /* Store the adjusted setting in the scroll bar. */ |
12ba150f JB |
2567 | XSET (bar->start, Lisp_Int, start); |
2568 | XSET (bar->end, Lisp_Int, end); | |
f451eb13 | 2569 | |
12ba150f JB |
2570 | /* Clip the end position, just for display. */ |
2571 | if (end > top_range) | |
2572 | end = top_range; | |
f451eb13 | 2573 | |
ab648270 | 2574 | /* Draw bottom positions VERTICAL_SCROLL_BAR_MIN_HANDLE pixels |
12ba150f JB |
2575 | below top positions, to make sure the handle is always at least |
2576 | that many pixels tall. */ | |
ab648270 | 2577 | end += VERTICAL_SCROLL_BAR_MIN_HANDLE; |
f451eb13 | 2578 | |
12ba150f JB |
2579 | /* Draw the empty space above the handle. Note that we can't clear |
2580 | zero-height areas; that means "clear to end of window." */ | |
2581 | if (0 < start) | |
2582 | XClearArea (x_current_display, w, | |
f451eb13 | 2583 | |
12ba150f | 2584 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2585 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2586 | VERTICAL_SCROLL_BAR_TOP_BORDER, | |
12ba150f JB |
2587 | inside_width, start, |
2588 | False); | |
f451eb13 | 2589 | |
12ba150f JB |
2590 | /* Draw the handle itself. */ |
2591 | XFillRectangle (x_current_display, w, gc, | |
f451eb13 | 2592 | |
12ba150f | 2593 | /* x, y, width, height */ |
ab648270 JB |
2594 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2595 | VERTICAL_SCROLL_BAR_TOP_BORDER + start, | |
12ba150f | 2596 | inside_width, end - start); |
f451eb13 | 2597 | |
f451eb13 | 2598 | |
12ba150f JB |
2599 | /* Draw the empty space below the handle. Note that we can't |
2600 | clear zero-height areas; that means "clear to end of window." */ | |
2601 | if (end < inside_height) | |
2602 | XClearArea (x_current_display, w, | |
f451eb13 | 2603 | |
12ba150f | 2604 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2605 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2606 | VERTICAL_SCROLL_BAR_TOP_BORDER + end, | |
12ba150f JB |
2607 | inside_width, inside_height - end, |
2608 | False); | |
f451eb13 | 2609 | |
f451eb13 JB |
2610 | } |
2611 | ||
f451eb13 JB |
2612 | UNBLOCK_INPUT; |
2613 | } | |
2614 | ||
eb8c3be9 | 2615 | /* Move a scroll bar around on the screen, to accommodate changing |
12ba150f | 2616 | window configurations. */ |
f451eb13 | 2617 | static void |
ab648270 JB |
2618 | x_scroll_bar_move (bar, top, left, width, height) |
2619 | struct scroll_bar *bar; | |
f451eb13 JB |
2620 | int top, left, width, height; |
2621 | { | |
2622 | BLOCK_INPUT; | |
2623 | ||
2624 | { | |
2625 | XWindowChanges wc; | |
2626 | unsigned int mask = 0; | |
2627 | ||
2628 | wc.x = left; | |
2629 | wc.y = top; | |
2630 | wc.width = width; | |
2631 | wc.height = height; | |
2632 | ||
12ba150f JB |
2633 | if (left != XINT (bar->left)) mask |= CWX; |
2634 | if (top != XINT (bar->top)) mask |= CWY; | |
2635 | if (width != XINT (bar->width)) mask |= CWWidth; | |
2636 | if (height != XINT (bar->height)) mask |= CWHeight; | |
2637 | ||
2638 | if (mask) | |
ab648270 | 2639 | XConfigureWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar), |
12ba150f | 2640 | mask, &wc); |
f451eb13 JB |
2641 | } |
2642 | ||
12ba150f JB |
2643 | XSET (bar->left, Lisp_Int, left); |
2644 | XSET (bar->top, Lisp_Int, top); | |
2645 | XSET (bar->width, Lisp_Int, width); | |
2646 | XSET (bar->height, Lisp_Int, height); | |
2647 | ||
f451eb13 JB |
2648 | UNBLOCK_INPUT; |
2649 | } | |
2650 | ||
ab648270 | 2651 | /* Destroy the X window for BAR, and set its Emacs window's scroll bar |
12ba150f JB |
2652 | to nil. */ |
2653 | static void | |
ab648270 JB |
2654 | x_scroll_bar_remove (bar) |
2655 | struct scroll_bar *bar; | |
12ba150f JB |
2656 | { |
2657 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2658 | ||
2659 | BLOCK_INPUT; | |
2660 | ||
2661 | /* Destroy the window. */ | |
ab648270 | 2662 | XDestroyWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar)); |
12ba150f | 2663 | |
ab648270 JB |
2664 | /* Disassociate this scroll bar from its window. */ |
2665 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
12ba150f JB |
2666 | |
2667 | UNBLOCK_INPUT; | |
2668 | } | |
2669 | ||
2670 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2671 | that we are displaying PORTION characters out of a total of WHOLE | |
ab648270 | 2672 | characters, starting at POSITION. If WINDOW has no scroll bar, |
12ba150f JB |
2673 | create one. */ |
2674 | static void | |
ab648270 | 2675 | XTset_vertical_scroll_bar (window, portion, whole, position) |
f451eb13 JB |
2676 | struct window *window; |
2677 | int portion, whole, position; | |
2678 | { | |
2679 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
f451eb13 | 2680 | int top = XINT (window->top); |
ab648270 JB |
2681 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); |
2682 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
f451eb13 | 2683 | |
ab648270 | 2684 | /* Where should this scroll bar be, pixelwise? */ |
12ba150f JB |
2685 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); |
2686 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
ab648270 JB |
2687 | int pixel_width = VERTICAL_SCROLL_BAR_PIXEL_WIDTH (f); |
2688 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); | |
f451eb13 | 2689 | |
ab648270 | 2690 | struct scroll_bar *bar; |
12ba150f | 2691 | |
ab648270 JB |
2692 | /* Does the scroll bar exist yet? */ |
2693 | if (NILP (window->vertical_scroll_bar)) | |
2694 | bar = x_scroll_bar_create (window, | |
f451eb13 JB |
2695 | pixel_top, pixel_left, |
2696 | pixel_width, pixel_height); | |
2697 | else | |
12ba150f JB |
2698 | { |
2699 | /* It may just need to be moved and resized. */ | |
ab648270 JB |
2700 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
2701 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
12ba150f | 2702 | } |
f451eb13 | 2703 | |
ab648270 | 2704 | /* Set the scroll bar's current state, unless we're currently being |
f451eb13 | 2705 | dragged. */ |
12ba150f | 2706 | if (NILP (bar->dragging)) |
f451eb13 | 2707 | { |
12ba150f | 2708 | int top_range = |
ab648270 | 2709 | VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); |
f451eb13 | 2710 | |
12ba150f | 2711 | if (whole == 0) |
ab648270 | 2712 | x_scroll_bar_set_handle (bar, 0, top_range, 0); |
12ba150f JB |
2713 | else |
2714 | { | |
43f868f5 JB |
2715 | int start = ((double) position * top_range) / whole; |
2716 | int end = ((double) (position + portion) * top_range) / whole; | |
12ba150f | 2717 | |
ab648270 | 2718 | x_scroll_bar_set_handle (bar, start, end, 0); |
12ba150f | 2719 | } |
f451eb13 JB |
2720 | } |
2721 | ||
ab648270 | 2722 | XSET (window->vertical_scroll_bar, Lisp_Vector, bar); |
f451eb13 JB |
2723 | } |
2724 | ||
12ba150f | 2725 | |
f451eb13 | 2726 | /* The following three hooks are used when we're doing a thorough |
ab648270 | 2727 | redisplay of the frame. We don't explicitly know which scroll bars |
f451eb13 | 2728 | are going to be deleted, because keeping track of when windows go |
12ba150f JB |
2729 | away is a real pain - "Can you say set-window-configuration, boys |
2730 | and girls?" Instead, we just assert at the beginning of redisplay | |
ab648270 | 2731 | that *all* scroll bars are to be removed, and then save a scroll bar |
12ba150f | 2732 | from the fiery pit when we actually redisplay its window. */ |
f451eb13 | 2733 | |
ab648270 JB |
2734 | /* Arrange for all scroll bars on FRAME to be removed at the next call |
2735 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2736 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
f451eb13 | 2737 | static void |
ab648270 | 2738 | XTcondemn_scroll_bars (frame) |
f451eb13 JB |
2739 | FRAME_PTR frame; |
2740 | { | |
12ba150f JB |
2741 | /* The condemned list should be empty at this point; if it's not, |
2742 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2743 | protocol correctly. */ | |
ab648270 | 2744 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) |
12ba150f JB |
2745 | abort (); |
2746 | ||
2747 | /* Move them all to the "condemned" list. */ | |
ab648270 JB |
2748 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); |
2749 | FRAME_SCROLL_BARS (frame) = Qnil; | |
f451eb13 JB |
2750 | } |
2751 | ||
ab648270 | 2752 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. |
12ba150f | 2753 | Note that WINDOW isn't necessarily condemned at all. */ |
f451eb13 | 2754 | static void |
ab648270 | 2755 | XTredeem_scroll_bar (window) |
12ba150f | 2756 | struct window *window; |
f451eb13 | 2757 | { |
ab648270 | 2758 | struct scroll_bar *bar; |
12ba150f | 2759 | |
ab648270 JB |
2760 | /* We can't redeem this window's scroll bar if it doesn't have one. */ |
2761 | if (NILP (window->vertical_scroll_bar)) | |
12ba150f JB |
2762 | abort (); |
2763 | ||
ab648270 | 2764 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
12ba150f JB |
2765 | |
2766 | /* Unlink it from the condemned list. */ | |
2767 | { | |
2768 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2769 | ||
2770 | if (NILP (bar->prev)) | |
2771 | { | |
2772 | /* If the prev pointer is nil, it must be the first in one of | |
2773 | the lists. */ | |
ab648270 | 2774 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) |
12ba150f JB |
2775 | /* It's not condemned. Everything's fine. */ |
2776 | return; | |
ab648270 JB |
2777 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), |
2778 | window->vertical_scroll_bar)) | |
2779 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
12ba150f JB |
2780 | else |
2781 | /* If its prev pointer is nil, it must be at the front of | |
2782 | one or the other! */ | |
2783 | abort (); | |
2784 | } | |
2785 | else | |
ab648270 | 2786 | XSCROLL_BAR (bar->prev)->next = bar->next; |
12ba150f JB |
2787 | |
2788 | if (! NILP (bar->next)) | |
ab648270 | 2789 | XSCROLL_BAR (bar->next)->prev = bar->prev; |
12ba150f | 2790 | |
ab648270 | 2791 | bar->next = FRAME_SCROLL_BARS (f); |
12ba150f | 2792 | bar->prev = Qnil; |
ab648270 | 2793 | XSET (FRAME_SCROLL_BARS (f), Lisp_Vector, bar); |
12ba150f | 2794 | if (! NILP (bar->next)) |
ab648270 | 2795 | XSET (XSCROLL_BAR (bar->next)->prev, Lisp_Vector, bar); |
12ba150f | 2796 | } |
f451eb13 JB |
2797 | } |
2798 | ||
ab648270 JB |
2799 | /* Remove all scroll bars on FRAME that haven't been saved since the |
2800 | last call to `*condemn_scroll_bars_hook'. */ | |
f451eb13 | 2801 | static void |
ab648270 | 2802 | XTjudge_scroll_bars (f) |
12ba150f | 2803 | FRAME_PTR f; |
f451eb13 | 2804 | { |
12ba150f | 2805 | Lisp_Object bar, next; |
f451eb13 | 2806 | |
ab648270 | 2807 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); |
cf7cb199 JB |
2808 | |
2809 | /* Clear out the condemned list now so we won't try to process any | |
ab648270 JB |
2810 | more events on the hapless scroll bars. */ |
2811 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
cf7cb199 JB |
2812 | |
2813 | for (; ! NILP (bar); bar = next) | |
f451eb13 | 2814 | { |
ab648270 | 2815 | struct scroll_bar *b = XSCROLL_BAR (bar); |
12ba150f | 2816 | |
ab648270 | 2817 | x_scroll_bar_remove (b); |
12ba150f JB |
2818 | |
2819 | next = b->next; | |
2820 | b->next = b->prev = Qnil; | |
f451eb13 | 2821 | } |
12ba150f | 2822 | |
ab648270 | 2823 | /* Now there should be no references to the condemned scroll bars, |
12ba150f | 2824 | and they should get garbage-collected. */ |
f451eb13 JB |
2825 | } |
2826 | ||
2827 | ||
ab648270 JB |
2828 | /* Handle an Expose or GraphicsExpose event on a scroll bar. |
2829 | ||
2830 | This may be called from a signal handler, so we have to ignore GC | |
2831 | mark bits. */ | |
f451eb13 | 2832 | static void |
ab648270 JB |
2833 | x_scroll_bar_expose (bar, event) |
2834 | struct scroll_bar *bar; | |
f451eb13 JB |
2835 | XEvent *event; |
2836 | { | |
ab648270 | 2837 | Window w = SCROLL_BAR_X_WINDOW (bar); |
12ba150f JB |
2838 | GC gc = XFRAME (WINDOW_FRAME (XWINDOW (bar->window)))->display.x->normal_gc; |
2839 | ||
f451eb13 JB |
2840 | BLOCK_INPUT; |
2841 | ||
ab648270 | 2842 | x_scroll_bar_set_handle (bar, XINT (bar->start), XINT (bar->end), 1); |
f451eb13 | 2843 | |
ab648270 | 2844 | /* Draw a one-pixel border just inside the edges of the scroll bar. */ |
12ba150f | 2845 | XDrawRectangle (x_current_display, w, gc, |
f451eb13 JB |
2846 | |
2847 | /* x, y, width, height */ | |
12ba150f | 2848 | 0, 0, XINT (bar->width) - 1, XINT (bar->height) - 1); |
f451eb13 | 2849 | |
f451eb13 JB |
2850 | UNBLOCK_INPUT; |
2851 | } | |
2852 | ||
ab648270 JB |
2853 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind |
2854 | is set to something other than no_event, it is enqueued. | |
2855 | ||
2856 | This may be called from a signal handler, so we have to ignore GC | |
2857 | mark bits. */ | |
f451eb13 | 2858 | static void |
ab648270 JB |
2859 | x_scroll_bar_handle_click (bar, event, emacs_event) |
2860 | struct scroll_bar *bar; | |
f451eb13 JB |
2861 | XEvent *event; |
2862 | struct input_event *emacs_event; | |
2863 | { | |
ab648270 | 2864 | if (XGCTYPE (bar->window) != Lisp_Window) |
12ba150f JB |
2865 | abort (); |
2866 | ||
ab648270 | 2867 | emacs_event->kind = scroll_bar_click; |
69388238 | 2868 | emacs_event->code = event->xbutton.button - Button1; |
f451eb13 | 2869 | emacs_event->modifiers = |
dfeccd2d | 2870 | (x_x_to_emacs_modifiers (event->xbutton.state) |
f451eb13 JB |
2871 | | (event->type == ButtonRelease |
2872 | ? up_modifier | |
2873 | : down_modifier)); | |
12ba150f | 2874 | emacs_event->frame_or_window = bar->window; |
f451eb13 | 2875 | emacs_event->timestamp = event->xbutton.time; |
12ba150f JB |
2876 | { |
2877 | int internal_height = | |
ab648270 | 2878 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); |
12ba150f | 2879 | int top_range = |
ab648270 JB |
2880 | VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
2881 | int y = event->xbutton.y - VERTICAL_SCROLL_BAR_TOP_BORDER; | |
12ba150f JB |
2882 | |
2883 | if (y < 0) y = 0; | |
2884 | if (y > top_range) y = top_range; | |
2885 | ||
2886 | if (y < XINT (bar->start)) | |
ab648270 JB |
2887 | emacs_event->part = scroll_bar_above_handle; |
2888 | else if (y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
2889 | emacs_event->part = scroll_bar_handle; | |
12ba150f | 2890 | else |
ab648270 | 2891 | emacs_event->part = scroll_bar_below_handle; |
929787e1 JB |
2892 | |
2893 | /* Just because the user has clicked on the handle doesn't mean | |
5116f055 JB |
2894 | they want to drag it. Lisp code needs to be able to decide |
2895 | whether or not we're dragging. */ | |
929787e1 | 2896 | #if 0 |
12ba150f JB |
2897 | /* If the user has just clicked on the handle, record where they're |
2898 | holding it. */ | |
2899 | if (event->type == ButtonPress | |
ab648270 | 2900 | && emacs_event->part == scroll_bar_handle) |
12ba150f | 2901 | XSET (bar->dragging, Lisp_Int, y - XINT (bar->start)); |
929787e1 | 2902 | #endif |
12ba150f JB |
2903 | |
2904 | /* If the user has released the handle, set it to its final position. */ | |
2905 | if (event->type == ButtonRelease | |
2906 | && ! NILP (bar->dragging)) | |
2907 | { | |
2908 | int new_start = y - XINT (bar->dragging); | |
2909 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); | |
f451eb13 | 2910 | |
ab648270 | 2911 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
12ba150f JB |
2912 | bar->dragging = Qnil; |
2913 | } | |
f451eb13 | 2914 | |
5116f055 JB |
2915 | /* Same deal here as the other #if 0. */ |
2916 | #if 0 | |
eb8c3be9 | 2917 | /* Clicks on the handle are always reported as occurring at the top of |
12ba150f | 2918 | the handle. */ |
ab648270 | 2919 | if (emacs_event->part == scroll_bar_handle) |
12ba150f JB |
2920 | emacs_event->x = bar->start; |
2921 | else | |
2922 | XSET (emacs_event->x, Lisp_Int, y); | |
5116f055 JB |
2923 | #else |
2924 | XSET (emacs_event->x, Lisp_Int, y); | |
2925 | #endif | |
f451eb13 | 2926 | |
12ba150f JB |
2927 | XSET (emacs_event->y, Lisp_Int, top_range); |
2928 | } | |
2929 | } | |
f451eb13 | 2930 | |
ab648270 JB |
2931 | /* Handle some mouse motion while someone is dragging the scroll bar. |
2932 | ||
2933 | This may be called from a signal handler, so we have to ignore GC | |
2934 | mark bits. */ | |
f451eb13 | 2935 | static void |
ab648270 JB |
2936 | x_scroll_bar_note_movement (bar, event) |
2937 | struct scroll_bar *bar; | |
f451eb13 JB |
2938 | XEvent *event; |
2939 | { | |
2940 | last_mouse_movement_time = event->xmotion.time; | |
2941 | ||
2942 | mouse_moved = 1; | |
ab648270 | 2943 | XSET (last_mouse_scroll_bar, Lisp_Vector, bar); |
f451eb13 JB |
2944 | |
2945 | /* If we're dragging the bar, display it. */ | |
ab648270 | 2946 | if (! GC_NILP (bar->dragging)) |
f451eb13 JB |
2947 | { |
2948 | /* Where should the handle be now? */ | |
12ba150f | 2949 | int new_start = event->xmotion.y - XINT (bar->dragging); |
f451eb13 | 2950 | |
12ba150f | 2951 | if (new_start != XINT (bar->start)) |
f451eb13 | 2952 | { |
12ba150f | 2953 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); |
f451eb13 | 2954 | |
ab648270 | 2955 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
f451eb13 JB |
2956 | } |
2957 | } | |
2958 | ||
2959 | /* Call XQueryPointer so we'll get an event the next time the mouse | |
2960 | moves and we can see *still* on the same position. */ | |
2961 | { | |
2962 | int dummy; | |
2963 | ||
2964 | XQueryPointer (event->xmotion.display, event->xmotion.window, | |
2965 | (Window *) &dummy, (Window *) &dummy, | |
2966 | &dummy, &dummy, &dummy, &dummy, | |
2967 | (unsigned int *) &dummy); | |
2968 | } | |
2969 | } | |
2970 | ||
12ba150f | 2971 | /* Return information to the user about the current position of the mouse |
ab648270 | 2972 | on the scroll bar. */ |
12ba150f | 2973 | static void |
ab648270 | 2974 | x_scroll_bar_report_motion (f, bar_window, part, x, y, time) |
12ba150f JB |
2975 | FRAME_PTR *f; |
2976 | Lisp_Object *bar_window; | |
ab648270 | 2977 | enum scroll_bar_part *part; |
12ba150f JB |
2978 | Lisp_Object *x, *y; |
2979 | unsigned long *time; | |
2980 | { | |
ab648270 | 2981 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); |
12ba150f | 2982 | int win_x, win_y; |
559cb2fb JB |
2983 | Window dummy_window; |
2984 | int dummy_coord; | |
2985 | unsigned int dummy_mask; | |
12ba150f | 2986 | |
cf7cb199 JB |
2987 | BLOCK_INPUT; |
2988 | ||
ab648270 | 2989 | /* Get the mouse's position relative to the scroll bar window, and |
12ba150f | 2990 | report that. */ |
559cb2fb JB |
2991 | if (! XQueryPointer (x_current_display, |
2992 | SCROLL_BAR_X_WINDOW (bar), | |
12ba150f | 2993 | |
559cb2fb JB |
2994 | /* Root, child, root x and root y. */ |
2995 | &dummy_window, &dummy_window, | |
2996 | &dummy_coord, &dummy_coord, | |
12ba150f | 2997 | |
559cb2fb JB |
2998 | /* Position relative to scroll bar. */ |
2999 | &win_x, &win_y, | |
12ba150f | 3000 | |
559cb2fb JB |
3001 | /* Mouse buttons and modifier keys. */ |
3002 | &dummy_mask)) | |
3003 | *f = 0; | |
3004 | else | |
3005 | { | |
3006 | int inside_height | |
3007 | = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
3008 | int top_range | |
3009 | = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
3010 | ||
3011 | win_y -= VERTICAL_SCROLL_BAR_TOP_BORDER; | |
3012 | ||
3013 | if (! NILP (bar->dragging)) | |
3014 | win_y -= XINT (bar->dragging); | |
3015 | ||
3016 | if (win_y < 0) | |
3017 | win_y = 0; | |
3018 | if (win_y > top_range) | |
3019 | win_y = top_range; | |
3020 | ||
3021 | *f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3022 | *bar_window = bar->window; | |
3023 | ||
3024 | if (! NILP (bar->dragging)) | |
3025 | *part = scroll_bar_handle; | |
3026 | else if (win_y < XINT (bar->start)) | |
3027 | *part = scroll_bar_above_handle; | |
3028 | else if (win_y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
3029 | *part = scroll_bar_handle; | |
3030 | else | |
3031 | *part = scroll_bar_below_handle; | |
12ba150f | 3032 | |
559cb2fb JB |
3033 | XSET (*x, Lisp_Int, win_y); |
3034 | XSET (*y, Lisp_Int, top_range); | |
12ba150f | 3035 | |
559cb2fb JB |
3036 | mouse_moved = 0; |
3037 | last_mouse_scroll_bar = Qnil; | |
3038 | } | |
12ba150f | 3039 | |
559cb2fb | 3040 | *time = last_mouse_movement_time; |
cf7cb199 | 3041 | |
cf7cb199 | 3042 | UNBLOCK_INPUT; |
12ba150f JB |
3043 | } |
3044 | ||
f451eb13 | 3045 | |
dbc4e1c1 | 3046 | /* The screen has been cleared so we may have changed foreground or |
ab648270 JB |
3047 | background colors, and the scroll bars may need to be redrawn. |
3048 | Clear out the scroll bars, and ask for expose events, so we can | |
dbc4e1c1 JB |
3049 | redraw them. */ |
3050 | ||
ab648270 | 3051 | x_scroll_bar_clear (f) |
dbc4e1c1 JB |
3052 | FRAME_PTR f; |
3053 | { | |
3054 | Lisp_Object bar; | |
3055 | ||
ab648270 | 3056 | for (bar = FRAME_SCROLL_BARS (f); |
dbc4e1c1 | 3057 | XTYPE (bar) == Lisp_Vector; |
ab648270 JB |
3058 | bar = XSCROLL_BAR (bar)->next) |
3059 | XClearArea (x_current_display, SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), | |
dbc4e1c1 JB |
3060 | 0, 0, 0, 0, True); |
3061 | } | |
3062 | ||
3afe33e7 RS |
3063 | /* This processes Expose events from the menubar specific X event |
3064 | loop in menubar.c. This allows to redisplay the frame if necessary | |
3065 | when handling menubar or popup items. */ | |
3066 | ||
3067 | void | |
3068 | process_expose_from_menu (event) | |
3069 | XEvent event; | |
3070 | { | |
3071 | FRAME_PTR f; | |
3072 | ||
f94397b5 KH |
3073 | BLOCK_INPUT; |
3074 | ||
3afe33e7 RS |
3075 | f = x_window_to_frame (event.xexpose.window); |
3076 | if (f) | |
3077 | { | |
3078 | if (f->async_visible == 0) | |
3079 | { | |
3080 | f->async_visible = 1; | |
3081 | f->async_iconified = 0; | |
3082 | SET_FRAME_GARBAGED (f); | |
3083 | } | |
3084 | else | |
3085 | { | |
3086 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
3087 | event.xexpose.x, event.xexpose.y, | |
3088 | event.xexpose.width, event.xexpose.height); | |
3089 | } | |
3090 | } | |
3091 | else | |
3092 | { | |
3093 | struct scroll_bar *bar | |
3094 | = x_window_to_scroll_bar (event.xexpose.window); | |
3095 | ||
3096 | if (bar) | |
3097 | x_scroll_bar_expose (bar, &event); | |
3098 | } | |
f94397b5 KH |
3099 | |
3100 | UNBLOCK_INPUT; | |
3afe33e7 | 3101 | } |
dbc4e1c1 | 3102 | |
f451eb13 JB |
3103 | \f |
3104 | /* The main X event-reading loop - XTread_socket. */ | |
dc6f92b8 | 3105 | |
dc6f92b8 JB |
3106 | /* Timestamp of enter window event. This is only used by XTread_socket, |
3107 | but we have to put it out here, since static variables within functions | |
3108 | sometimes don't work. */ | |
3109 | static Time enter_timestamp; | |
3110 | ||
11edeb03 JB |
3111 | /* This holds the state XLookupString needs to implement dead keys |
3112 | and other tricks known as "compose processing". _X Window System_ | |
3113 | says that a portable program can't use this, but Stephen Gildea assures | |
3114 | me that letting the compiler initialize it to zeros will work okay. | |
3115 | ||
3116 | This must be defined outside of XTread_socket, for the same reasons | |
3117 | given for enter_timestamp, above. */ | |
3118 | static XComposeStatus compose_status; | |
3119 | ||
c047688c JA |
3120 | /* Communication with window managers. */ |
3121 | Atom Xatom_wm_protocols; | |
3122 | ||
3123 | /* Kinds of protocol things we may receive. */ | |
3124 | Atom Xatom_wm_take_focus; | |
3125 | Atom Xatom_wm_save_yourself; | |
3126 | Atom Xatom_wm_delete_window; | |
3127 | ||
3128 | /* Other WM communication */ | |
3129 | Atom Xatom_wm_configure_denied; /* When our config request is denied */ | |
3130 | Atom Xatom_wm_window_moved; /* When the WM moves us. */ | |
3131 | ||
d56a553a RS |
3132 | /* Window manager communication. */ |
3133 | Atom Xatom_wm_change_state; | |
3134 | ||
10e6549c RS |
3135 | /* Record the last 100 characters stored |
3136 | to help debug the loss-of-chars-during-GC problem. */ | |
3137 | int temp_index; | |
3138 | short temp_buffer[100]; | |
3139 | ||
dc6f92b8 JB |
3140 | /* Read events coming from the X server. |
3141 | This routine is called by the SIGIO handler. | |
3142 | We return as soon as there are no more events to be read. | |
3143 | ||
3144 | Events representing keys are stored in buffer BUFP, | |
3145 | which can hold up to NUMCHARS characters. | |
3146 | We return the number of characters stored into the buffer, | |
3147 | thus pretending to be `read'. | |
3148 | ||
3149 | WAITP is nonzero if we should block until input arrives. | |
3150 | EXPECTED is nonzero if the caller knows input is available. */ | |
3151 | ||
7c5283e4 | 3152 | int |
dc6f92b8 JB |
3153 | XTread_socket (sd, bufp, numchars, waitp, expected) |
3154 | register int sd; | |
3155 | register struct input_event *bufp; | |
3156 | register int numchars; | |
3157 | int waitp; | |
3158 | int expected; | |
3159 | { | |
3160 | int count = 0; | |
3161 | int nbytes = 0; | |
3162 | int mask; | |
3163 | int items_pending; /* How many items are in the X queue. */ | |
3164 | XEvent event; | |
f676886a | 3165 | struct frame *f; |
66f55a9d | 3166 | int event_found = 0; |
dc6f92b8 JB |
3167 | int prefix; |
3168 | Lisp_Object part; | |
3169 | ||
9ac0d9e0 | 3170 | if (interrupt_input_blocked) |
dc6f92b8 | 3171 | { |
9ac0d9e0 | 3172 | interrupt_input_pending = 1; |
dc6f92b8 JB |
3173 | return -1; |
3174 | } | |
3175 | ||
9ac0d9e0 | 3176 | interrupt_input_pending = 0; |
dc6f92b8 JB |
3177 | BLOCK_INPUT; |
3178 | ||
3179 | if (numchars <= 0) | |
3180 | abort (); /* Don't think this happens. */ | |
3181 | ||
3182 | #ifdef FIOSNBIO | |
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 (fileno (stdin), F_SETFL, 0); | |
c118dd06 | 3188 | #endif /* ! defined (FIOSNBIO) */ |
dc6f92b8 JB |
3189 | |
3190 | #ifndef SIGIO | |
3191 | #ifndef HAVE_SELECT | |
3192 | if (! (fcntl (fileno (stdin), F_GETFL, 0) & O_NDELAY)) | |
3193 | { | |
3194 | extern int read_alarm_should_throw; | |
3195 | read_alarm_should_throw = 1; | |
3196 | XPeekEvent (XDISPLAY &event); | |
3197 | read_alarm_should_throw = 0; | |
3198 | } | |
c118dd06 JB |
3199 | #endif /* HAVE_SELECT */ |
3200 | #endif /* SIGIO */ | |
dc6f92b8 JB |
3201 | |
3202 | while (XStuffPending () != 0) | |
3203 | { | |
3204 | XNextEvent (XDISPLAY &event); | |
3205 | event_found = 1; | |
3206 | ||
3207 | switch (event.type) | |
3208 | { | |
3209 | #ifdef HAVE_X11 | |
c047688c JA |
3210 | case ClientMessage: |
3211 | { | |
3212 | if (event.xclient.message_type == Xatom_wm_protocols | |
3213 | && event.xclient.format == 32) | |
3214 | { | |
3215 | if (event.xclient.data.l[0] == Xatom_wm_take_focus) | |
3216 | { | |
3afe33e7 RS |
3217 | #ifdef USE_X_TOOLKIT |
3218 | /* f = x_any_window_to_frame (event.xclient.window); */ | |
f676886a | 3219 | f = x_window_to_frame (event.xclient.window); |
3afe33e7 RS |
3220 | #else |
3221 | f = x_window_to_frame (event.xclient.window); | |
3222 | #endif | |
f676886a JB |
3223 | if (f) |
3224 | x_focus_on_frame (f); | |
ab648270 | 3225 | /* Not certain about handling scroll bars here */ |
c047688c JA |
3226 | } |
3227 | else if (event.xclient.data.l[0] == Xatom_wm_save_yourself) | |
3228 | { | |
3229 | /* Save state modify the WM_COMMAND property to | |
3230 | something which can reinstate us. This notifies | |
3231 | the session manager, who's looking for such a | |
3232 | PropertyNotify. Can restart processing when | |
3233 | a keyboard or mouse event arrives. */ | |
3234 | if (numchars > 0) | |
3235 | { | |
3236 | } | |
3237 | } | |
3238 | else if (event.xclient.data.l[0] == Xatom_wm_delete_window) | |
3239 | { | |
82aebaf4 | 3240 | struct frame *f = x_any_window_to_frame (event.xclient.window); |
c047688c | 3241 | |
f676886a | 3242 | if (f) |
1fb20991 RS |
3243 | { |
3244 | if (numchars == 0) | |
3245 | abort (); | |
3246 | ||
3247 | bufp->kind = delete_window_event; | |
3248 | XSET (bufp->frame_or_window, Lisp_Frame, f); | |
3249 | bufp++; | |
3250 | ||
3251 | count += 1; | |
3252 | numchars -= 1; | |
3253 | } | |
c047688c JA |
3254 | } |
3255 | } | |
3256 | else if (event.xclient.message_type == Xatom_wm_configure_denied) | |
3257 | { | |
3258 | } | |
3259 | else if (event.xclient.message_type == Xatom_wm_window_moved) | |
3260 | { | |
3261 | int new_x, new_y; | |
1fb20991 RS |
3262 | struct frame *f = x_window_to_frame (event.xclient.window); |
3263 | ||
4357eba7 JB |
3264 | new_x = event.xclient.data.s[0]; |
3265 | new_y = event.xclient.data.s[1]; | |
1fb20991 RS |
3266 | |
3267 | if (f) | |
3268 | { | |
3269 | f->display.x->left_pos = new_x; | |
3270 | f->display.x->top_pos = new_y; | |
3271 | } | |
c047688c JA |
3272 | } |
3273 | } | |
3274 | break; | |
dc6f92b8 | 3275 | |
d56a553a RS |
3276 | #ifdef NEW_SELECTIONS |
3277 | case SelectionNotify: | |
3afe33e7 RS |
3278 | #ifdef USE_X_TOOLKIT |
3279 | if (x_window_to_frame (event.xselection.requestor)) | |
3280 | x_handle_selection_notify (&event); | |
3281 | else | |
3282 | goto OTHER; | |
3283 | #else /* not USE_X_TOOLKIT */ | |
d56a553a | 3284 | x_handle_selection_notify (&event); |
3afe33e7 | 3285 | #endif /* not USE_X_TOOLKIT */ |
d56a553a | 3286 | break; |
3afe33e7 | 3287 | #endif /* NEW_SELECTIONS */ |
d56a553a | 3288 | |
dc6f92b8 | 3289 | case SelectionClear: /* Someone has grabbed ownership. */ |
d56a553a RS |
3290 | #ifdef NEW_SELECTIONS |
3291 | { | |
3afe33e7 RS |
3292 | #ifdef USE_X_TOOLKIT |
3293 | if (x_window_to_frame (event.xselectionclear.window)) | |
3294 | { | |
3295 | #endif /* USE_X_TOOLKIT */ | |
d56a553a RS |
3296 | XSelectionClearEvent *eventp = (XSelectionClearEvent *) &event; |
3297 | ||
3298 | if (numchars == 0) | |
3299 | abort (); | |
3300 | ||
3301 | bufp->kind = selection_clear_event; | |
3302 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
3303 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
3304 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
3305 | bufp++; | |
3306 | ||
3307 | count += 1; | |
3308 | numchars -= 1; | |
3afe33e7 | 3309 | #ifdef USE_X_TOOLKIT |
d56a553a | 3310 | } |
3afe33e7 RS |
3311 | else |
3312 | goto OTHER; | |
3313 | #endif /* USE_X_TOOLKIT */ | |
3314 | } | |
3315 | #else /* not NEW_SELECTIONS */ | |
dc6f92b8 JB |
3316 | x_disown_selection (event.xselectionclear.window, |
3317 | event.xselectionclear.selection, | |
3318 | event.xselectionclear.time); | |
3afe33e7 | 3319 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
3320 | break; |
3321 | ||
3322 | case SelectionRequest: /* Someone wants our selection. */ | |
d56a553a RS |
3323 | #ifdef NEW_SELECTIONS |
3324 | { | |
3afe33e7 RS |
3325 | #ifdef USE_X_TOOLKIT |
3326 | if (x_window_to_frame (event.xselectionrequest.owner)) | |
3327 | { | |
3328 | #endif /* USE_X_TOOLKIT */ | |
d56a553a RS |
3329 | XSelectionRequestEvent *eventp = (XSelectionRequestEvent *) &event; |
3330 | ||
3331 | if (numchars == 0) | |
3332 | abort (); | |
3333 | ||
3334 | bufp->kind = selection_request_event; | |
3335 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
3336 | SELECTION_EVENT_REQUESTOR (bufp) = eventp->requestor; | |
3337 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
3338 | SELECTION_EVENT_TARGET (bufp) = eventp->target; | |
3339 | SELECTION_EVENT_PROPERTY (bufp) = eventp->property; | |
3340 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
3341 | bufp++; | |
3342 | ||
3343 | count += 1; | |
3344 | numchars -= 1; | |
3afe33e7 | 3345 | #ifdef USE_X_TOOLKIT |
d56a553a | 3346 | } |
3afe33e7 RS |
3347 | else |
3348 | goto OTHER; | |
3349 | #endif /* USE_X_TOOLKIT */ | |
3350 | } | |
3351 | #else /* not NEW_SELECTIONS */ | |
dc6f92b8 | 3352 | x_answer_selection_request (event); |
3afe33e7 | 3353 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
3354 | break; |
3355 | ||
3356 | case PropertyNotify: | |
d56a553a | 3357 | #ifdef NEW_SELECTIONS |
3afe33e7 RS |
3358 | #ifdef USE_X_TOOLKIT |
3359 | if (x_any_window_to_frame (event.xproperty.window)) | |
3360 | x_handle_property_notify (&event); | |
3361 | else | |
3362 | goto OTHER; | |
3363 | #else /* not USE_X_TOOLKIT */ | |
d56a553a | 3364 | x_handle_property_notify (&event); |
3afe33e7 RS |
3365 | #endif /* not USE_X_TOOLKIT */ |
3366 | #else /* not NEW_SELECTIONS */ | |
28430d3c JB |
3367 | /* If we're being told about a root window property, then it's |
3368 | a cut buffer change. */ | |
3369 | if (event.xproperty.window == ROOT_WINDOW) | |
3370 | x_invalidate_cut_buffer_cache (&event.xproperty); | |
3371 | ||
3372 | /* Otherwise, we're probably handling an incremental | |
3373 | selection transmission. */ | |
3374 | else | |
3375 | { | |
3376 | /* If we were to do this synchronously, there'd be no worry | |
3377 | about re-selecting. */ | |
3378 | x_send_incremental (event); | |
3379 | } | |
3afe33e7 | 3380 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
3381 | break; |
3382 | ||
3bd330d4 RS |
3383 | case ReparentNotify: |
3384 | f = x_window_to_frame (event.xreparent.window); | |
3385 | if (f) | |
3386 | f->display.x->parent_desc = event.xreparent.parent; | |
3387 | break; | |
3388 | ||
dc6f92b8 | 3389 | case Expose: |
f676886a JB |
3390 | f = x_window_to_frame (event.xexpose.window); |
3391 | if (f) | |
dc6f92b8 | 3392 | { |
3a88c238 | 3393 | if (f->async_visible == 0) |
dc6f92b8 | 3394 | { |
3a88c238 JB |
3395 | f->async_visible = 1; |
3396 | f->async_iconified = 0; | |
f676886a | 3397 | SET_FRAME_GARBAGED (f); |
dc6f92b8 JB |
3398 | } |
3399 | else | |
f451eb13 JB |
3400 | { |
3401 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
3402 | event.xexpose.x, event.xexpose.y, | |
3403 | event.xexpose.width, event.xexpose.height); | |
f451eb13 JB |
3404 | } |
3405 | } | |
3406 | else | |
3407 | { | |
ab648270 JB |
3408 | struct scroll_bar *bar |
3409 | = x_window_to_scroll_bar (event.xexpose.window); | |
3afe33e7 | 3410 | |
f451eb13 | 3411 | if (bar) |
3afe33e7 RS |
3412 | x_scroll_bar_expose (bar, &event); |
3413 | #ifdef USE_X_TOOLKIT | |
3414 | else | |
3415 | goto OTHER; | |
3416 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3417 | } |
3418 | break; | |
3419 | ||
3420 | case GraphicsExpose: /* This occurs when an XCopyArea's | |
3421 | source area was obscured or not | |
3422 | available.*/ | |
f451eb13 JB |
3423 | f = x_window_to_frame (event.xgraphicsexpose.drawable); |
3424 | if (f) | |
3425 | { | |
3426 | dumprectangle (f, | |
3427 | event.xgraphicsexpose.x, event.xgraphicsexpose.y, | |
3428 | event.xgraphicsexpose.width, | |
3429 | event.xgraphicsexpose.height); | |
f451eb13 | 3430 | } |
3afe33e7 RS |
3431 | #ifdef USE_X_TOOLKIT |
3432 | else | |
3433 | goto OTHER; | |
3434 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3435 | break; |
3436 | ||
3437 | case NoExpose: /* This occurs when an XCopyArea's | |
3438 | source area was completely | |
3439 | available */ | |
3440 | break; | |
c118dd06 | 3441 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3442 | case ExposeWindow: |
3443 | if (event.subwindow != 0) | |
3444 | break; /* duplicate event */ | |
f676886a JB |
3445 | f = x_window_to_frame (event.window); |
3446 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3447 | { |
f676886a | 3448 | refreshicon (f); |
3a88c238 | 3449 | f->async_iconified = 1; |
dc6f92b8 | 3450 | } |
c118dd06 | 3451 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 JB |
3452 | { |
3453 | /* Say must check all windows' needs_exposure flags. */ | |
3454 | expose_all_windows = 1; | |
f676886a | 3455 | f->display.x->needs_exposure = 1; |
3a88c238 | 3456 | f->async_visible = 1; |
dc6f92b8 JB |
3457 | } |
3458 | break; | |
3459 | ||
3460 | case ExposeRegion: | |
3461 | if (event.subwindow != 0) | |
3462 | break; /* duplicate event */ | |
f676886a JB |
3463 | f = x_window_to_frame (event.window); |
3464 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3465 | { |
f676886a | 3466 | refreshicon (f); |
dc6f92b8 JB |
3467 | break; |
3468 | } | |
3469 | /* If window already needs full redraw, ignore this rectangle. */ | |
f676886a | 3470 | if (expose_all_windows && f->display.x->needs_exposure) |
dc6f92b8 JB |
3471 | break; |
3472 | /* Put the event on the queue of rectangles to redraw. */ | |
3473 | if (enqueue_event (&event, &x_expose_queue)) | |
3474 | /* If it is full, we can't record the rectangle, | |
3475 | so redraw this entire window. */ | |
3476 | { | |
3477 | /* Say must check all windows' needs_exposure flags. */ | |
3478 | expose_all_windows = 1; | |
f676886a | 3479 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
3480 | } |
3481 | break; | |
3482 | ||
3483 | case ExposeCopy: | |
3484 | /* This should happen only when we are expecting it, | |
3485 | in x_read_exposes. */ | |
3486 | abort (); | |
c118dd06 | 3487 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3488 | |
3489 | #ifdef HAVE_X11 | |
3490 | case UnmapNotify: | |
f451eb13 JB |
3491 | f = x_window_to_frame (event.xunmap.window); |
3492 | if (f) /* F may no longer exist if | |
f676886a | 3493 | the frame was deleted. */ |
f451eb13 JB |
3494 | { |
3495 | /* While a frame is unmapped, display generation is | |
3496 | disabled; you don't want to spend time updating a | |
3497 | display that won't ever be seen. */ | |
3498 | f->async_visible = 0; | |
9319ae23 RS |
3499 | /* The window manager never makes a window invisible |
3500 | ("withdrawn"); all it does is switch between visible | |
3501 | and iconified. Frames get into the invisible state | |
041b69ac | 3502 | only through x_make_frame_invisible. */ |
9319ae23 RS |
3503 | if (FRAME_VISIBLE_P (f) || FRAME_ICONIFIED_P (f)) |
3504 | f->async_iconified = 1; | |
f451eb13 | 3505 | } |
3afe33e7 RS |
3506 | #ifdef USE_X_TOOLKIT |
3507 | goto OTHER; | |
3508 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3509 | break; |
3510 | ||
3511 | case MapNotify: | |
3afe33e7 RS |
3512 | #ifdef USE_X_TOOLKIT |
3513 | f = x_any_window_to_frame (event.xmap.window); | |
3514 | #else /* not USE_X_TOOLKIT */ | |
f676886a | 3515 | f = x_window_to_frame (event.xmap.window); |
3afe33e7 | 3516 | #endif /* not USE_X_TOOLKIT */ |
f676886a | 3517 | if (f) |
dc6f92b8 | 3518 | { |
3a88c238 JB |
3519 | f->async_visible = 1; |
3520 | f->async_iconified = 0; | |
dc6f92b8 JB |
3521 | |
3522 | /* wait_reading_process_input will notice this and update | |
f676886a JB |
3523 | the frame's display structures. */ |
3524 | SET_FRAME_GARBAGED (f); | |
dc6f92b8 | 3525 | } |
3afe33e7 RS |
3526 | #ifdef USE_X_TOOLKIT |
3527 | goto OTHER; | |
3528 | #endif /* USE_X_TOOLKIT */ | |
3529 | break; | |
dc6f92b8 JB |
3530 | |
3531 | /* Turn off processing if we become fully obscured. */ | |
3532 | case VisibilityNotify: | |
3533 | break; | |
3534 | ||
c118dd06 | 3535 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 3536 | case UnmapWindow: |
f676886a JB |
3537 | f = x_window_to_frame (event.window); |
3538 | if (event.window == f->display.x->icon_desc) | |
3a88c238 | 3539 | f->async_iconified = 0; |
c118dd06 | 3540 | if (event.window == FRAME_X_WINDOW (f)) |
3a88c238 | 3541 | f->async_visible = 0; |
dc6f92b8 | 3542 | break; |
c118dd06 | 3543 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3544 | |
3545 | #ifdef HAVE_X11 | |
3546 | case KeyPress: | |
1dea5a83 | 3547 | f = x_any_window_to_frame (event.xkey.window); |
f451eb13 | 3548 | |
f676886a | 3549 | if (f != 0) |
dc6f92b8 | 3550 | { |
2d368234 | 3551 | KeySym keysym, orig_keysym; |
bf6d8fb9 RS |
3552 | /* al%imercury@uunet.uu.net says that making this 81 instead of |
3553 | 80 fixed a bug whereby meta chars made his Emacs hang. */ | |
3554 | unsigned char copy_buffer[81]; | |
64bb1782 RS |
3555 | int modifiers; |
3556 | ||
dfeccd2d JB |
3557 | event.xkey.state |
3558 | |= x_emacs_to_x_modifiers (extra_keyboard_modifiers); | |
64bb1782 | 3559 | modifiers = event.xkey.state; |
3a2712f9 | 3560 | |
11edeb03 | 3561 | /* This will have to go some day... */ |
752a043f JB |
3562 | |
3563 | /* make_lispy_event turns chars into control chars. | |
3564 | Don't do it here because XLookupString is too eager. */ | |
3565 | event.xkey.state &= ~ControlMask; | |
11edeb03 JB |
3566 | nbytes = |
3567 | XLookupString (&event.xkey, copy_buffer, 80, &keysym, | |
3568 | &compose_status); | |
dc6f92b8 | 3569 | |
55123275 JB |
3570 | /* Strip off the vendor-specific keysym bit, and take a shot |
3571 | at recognizing the codes. HP servers have extra keysyms | |
3572 | that fit into the MiscFunctionKey category. */ | |
2d368234 | 3573 | orig_keysym = keysym; |
55123275 JB |
3574 | keysym &= ~(1<<28); |
3575 | ||
dc6f92b8 JB |
3576 | if (numchars > 1) |
3577 | { | |
64a07219 JB |
3578 | if (((keysym >= XK_BackSpace && keysym <= XK_Escape) |
3579 | || keysym == XK_Delete | |
3580 | || IsCursorKey (keysym) /* 0xff50 <= x < 0xff60 */ | |
3581 | || IsMiscFunctionKey (keysym) /* 0xff60 <= x < VARIES */ | |
c34790e0 | 3582 | #ifdef HPUX |
64a07219 JB |
3583 | /* This recognizes the "extended function keys". |
3584 | It seems there's no cleaner way. | |
3585 | Test IsModifierKey to avoid handling mode_switch | |
3586 | incorrectly. */ | |
3587 | || ((unsigned) (keysym) >= XK_Select | |
3588 | && (unsigned)(keysym) < XK_KP_Space) | |
69388238 RS |
3589 | #endif |
3590 | #ifdef XK_dead_circumflex | |
3591 | || orig_keysym == XK_dead_circumflex | |
3592 | #endif | |
3593 | #ifdef XK_dead_grave | |
3594 | || orig_keysym == XK_dead_grave | |
3595 | #endif | |
3596 | #ifdef XK_dead_tilde | |
3597 | || orig_keysym == XK_dead_tilde | |
3598 | #endif | |
3599 | #ifdef XK_dead_diaeresis | |
3600 | || orig_keysym == XK_dead_diaeresis | |
3601 | #endif | |
3602 | #ifdef XK_dead_macron | |
3603 | || orig_keysym == XK_dead_macron | |
3604 | #endif | |
3605 | #ifdef XK_dead_degree | |
3606 | || orig_keysym == XK_dead_degree | |
3607 | #endif | |
3608 | #ifdef XK_dead_acute | |
3609 | || orig_keysym == XK_dead_acute | |
3610 | #endif | |
3611 | #ifdef XK_dead_cedilla | |
3612 | || orig_keysym == XK_dead_cedilla | |
3613 | #endif | |
3614 | #ifdef XK_dead_breve | |
3615 | || orig_keysym == XK_dead_breve | |
3616 | #endif | |
3617 | #ifdef XK_dead_ogonek | |
3618 | || orig_keysym == XK_dead_ogonek | |
3619 | #endif | |
3620 | #ifdef XK_dead_caron | |
3621 | || orig_keysym == XK_dead_caron | |
3622 | #endif | |
3623 | #ifdef XK_dead_doubleacute | |
3624 | || orig_keysym == XK_dead_doubleacute | |
3625 | #endif | |
3626 | #ifdef XK_dead_abovedot | |
3627 | || orig_keysym == XK_dead_abovedot | |
c34790e0 | 3628 | #endif |
64a07219 JB |
3629 | || IsKeypadKey (keysym) /* 0xff80 <= x < 0xffbe */ |
3630 | || IsFunctionKey (keysym) /* 0xffbe <= x < 0xffe1 */ | |
3631 | || x_is_vendor_fkey (orig_keysym)) | |
7719aa06 RS |
3632 | && ! (IsModifierKey (orig_keysym) |
3633 | #ifndef HAVE_X11R5 | |
3634 | #ifdef XK_Mode_switch | |
3635 | || ((unsigned)(orig_keysym) == XK_Mode_switch) | |
3636 | #endif | |
3637 | #ifdef XK_Num_Lock | |
3638 | || ((unsigned)(orig_keysym) == XK_Num_Lock) | |
3639 | #endif | |
3640 | #endif /* not HAVE_X11R5 */ | |
3641 | )) | |
dc6f92b8 | 3642 | { |
10e6549c RS |
3643 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3644 | temp_index = 0; | |
3645 | temp_buffer[temp_index++] = keysym; | |
dc6f92b8 | 3646 | bufp->kind = non_ascii_keystroke; |
69388238 | 3647 | bufp->code = keysym; |
12ba150f | 3648 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dfeccd2d | 3649 | bufp->modifiers = x_x_to_emacs_modifiers (modifiers); |
1113d9db | 3650 | bufp->timestamp = event.xkey.time; |
dc6f92b8 JB |
3651 | bufp++; |
3652 | count++; | |
3653 | numchars--; | |
3654 | } | |
3655 | else if (numchars > nbytes) | |
3656 | { | |
3657 | register int i; | |
3658 | ||
10e6549c | 3659 | for (i = 0; i < nbytes; i++) |
dc6f92b8 | 3660 | { |
10e6549c RS |
3661 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3662 | temp_index = 0; | |
3663 | temp_buffer[temp_index++] = copy_buffer[i]; | |
dc6f92b8 | 3664 | bufp->kind = ascii_keystroke; |
69388238 | 3665 | bufp->code = copy_buffer[i]; |
12ba150f | 3666 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dfeccd2d | 3667 | bufp->modifiers = x_x_to_emacs_modifiers (modifiers); |
1113d9db | 3668 | bufp->timestamp = event.xkey.time; |
dc6f92b8 JB |
3669 | bufp++; |
3670 | } | |
dc6f92b8 JB |
3671 | |
3672 | count += nbytes; | |
3673 | numchars -= nbytes; | |
3674 | } | |
10e6549c RS |
3675 | else |
3676 | abort (); | |
dc6f92b8 | 3677 | } |
10e6549c RS |
3678 | else |
3679 | abort (); | |
dc6f92b8 JB |
3680 | } |
3681 | break; | |
c118dd06 | 3682 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3683 | case KeyPressed: |
3684 | { | |
3685 | register char *where_mapping; | |
3686 | ||
f676886a | 3687 | f = x_window_to_frame (event.window); |
dc6f92b8 | 3688 | /* Ignore keys typed on icon windows. */ |
f676886a | 3689 | if (f != 0 && event.window == f->display.x->icon_desc) |
dc6f92b8 JB |
3690 | break; |
3691 | where_mapping = XLookupMapping (&event, &nbytes); | |
3692 | /* Nasty fix for arrow keys */ | |
3693 | if (!nbytes && IsCursorKey (event.detail & 0xff)) | |
3694 | { | |
3695 | switch (event.detail & 0xff) | |
3696 | { | |
3697 | case KC_CURSOR_LEFT: | |
3698 | where_mapping = "\002"; | |
3699 | break; | |
3700 | case KC_CURSOR_RIGHT: | |
3701 | where_mapping = "\006"; | |
3702 | break; | |
3703 | case KC_CURSOR_UP: | |
3704 | where_mapping = "\020"; | |
3705 | break; | |
3706 | case KC_CURSOR_DOWN: | |
3707 | where_mapping = "\016"; | |
3708 | break; | |
3709 | } | |
3710 | nbytes = 1; | |
3711 | } | |
3712 | if (numchars - nbytes > 0) | |
3713 | { | |
3714 | register int i; | |
3715 | ||
3716 | for (i = 0; i < nbytes; i++) | |
3717 | { | |
3718 | bufp->kind = ascii_keystroke; | |
69388238 | 3719 | bufp->code = where_mapping[i]; |
90e65f07 | 3720 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
12ba150f | 3721 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dc6f92b8 JB |
3722 | bufp++; |
3723 | } | |
3724 | count += nbytes; | |
3725 | numchars -= nbytes; | |
3726 | } | |
3727 | } | |
3728 | break; | |
c118dd06 | 3729 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3730 | |
3731 | #ifdef HAVE_X11 | |
f451eb13 JB |
3732 | |
3733 | /* Here's a possible interpretation of the whole | |
3734 | FocusIn-EnterNotify FocusOut-LeaveNotify mess. If you get a | |
3735 | FocusIn event, you have to get a FocusOut event before you | |
3736 | relinquish the focus. If you haven't received a FocusIn event, | |
3737 | then a mere LeaveNotify is enough to free you. */ | |
3738 | ||
dc6f92b8 | 3739 | case EnterNotify: |
1dea5a83 | 3740 | f = x_any_window_to_frame (event.xcrossing.window); |
6d4238f3 | 3741 | |
f451eb13 | 3742 | if (event.xcrossing.focus) /* Entered Window */ |
dc6f92b8 | 3743 | { |
dc6f92b8 | 3744 | /* Avoid nasty pop/raise loops. */ |
f676886a JB |
3745 | if (f && (!(f->auto_raise) |
3746 | || !(f->auto_lower) | |
dc6f92b8 JB |
3747 | || (event.xcrossing.time - enter_timestamp) > 500)) |
3748 | { | |
f676886a | 3749 | x_new_focus_frame (f); |
dc6f92b8 JB |
3750 | enter_timestamp = event.xcrossing.time; |
3751 | } | |
dc6f92b8 | 3752 | } |
f676886a JB |
3753 | else if (f == x_focus_frame) |
3754 | x_new_focus_frame (0); | |
3afe33e7 RS |
3755 | #ifdef USE_X_TOOLKIT |
3756 | goto OTHER; | |
3757 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3758 | break; |
3759 | ||
3760 | case FocusIn: | |
1dea5a83 | 3761 | f = x_any_window_to_frame (event.xfocus.window); |
f451eb13 JB |
3762 | if (event.xfocus.detail != NotifyPointer) |
3763 | x_focus_event_frame = f; | |
f676886a JB |
3764 | if (f) |
3765 | x_new_focus_frame (f); | |
3afe33e7 RS |
3766 | #ifdef USE_X_TOOLKIT |
3767 | goto OTHER; | |
3768 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3769 | break; |
3770 | ||
f451eb13 | 3771 | |
dc6f92b8 | 3772 | case LeaveNotify: |
1dea5a83 | 3773 | f = x_any_window_to_frame (event.xcrossing.window); |
b1c884c3 | 3774 | |
b8009dd1 RS |
3775 | if (f == mouse_face_mouse_frame) |
3776 | /* If we move outside the frame, | |
3777 | then we're certainly no longer on any text in the frame. */ | |
3778 | clear_mouse_face (); | |
3779 | ||
f451eb13 JB |
3780 | if (event.xcrossing.focus) |
3781 | { | |
3782 | if (! x_focus_event_frame) | |
3783 | x_new_focus_frame (0); | |
3784 | else | |
f676886a | 3785 | x_new_focus_frame (f); |
f451eb13 JB |
3786 | } |
3787 | else | |
3788 | { | |
3789 | if (f == x_focus_event_frame) | |
3790 | x_focus_event_frame = 0; | |
3791 | if (f == x_focus_frame) | |
f676886a | 3792 | x_new_focus_frame (0); |
dc6f92b8 | 3793 | } |
3afe33e7 RS |
3794 | #ifdef USE_X_TOOLKIT |
3795 | goto OTHER; | |
3796 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3797 | break; |
3798 | ||
3799 | case FocusOut: | |
1dea5a83 | 3800 | f = x_any_window_to_frame (event.xfocus.window); |
f451eb13 JB |
3801 | if (event.xfocus.detail != NotifyPointer |
3802 | && f == x_focus_event_frame) | |
3803 | x_focus_event_frame = 0; | |
f676886a JB |
3804 | if (f && f == x_focus_frame) |
3805 | x_new_focus_frame (0); | |
3afe33e7 RS |
3806 | #ifdef USE_X_TOOLKIT |
3807 | goto OTHER; | |
3808 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3809 | break; |
3810 | ||
c118dd06 | 3811 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3812 | |
3813 | case EnterWindow: | |
3814 | if ((event.detail & 0xFF) == 1) | |
3815 | break; /* Coming from our own subwindow */ | |
3816 | if (event.subwindow != 0) | |
3817 | break; /* Entering our own subwindow. */ | |
3818 | ||
3819 | { | |
f676886a JB |
3820 | f = x_window_to_frame (event.window); |
3821 | x_mouse_frame = f; | |
dc6f92b8 | 3822 | |
f676886a | 3823 | x_new_focus_frame (f); |
dc6f92b8 JB |
3824 | } |
3825 | break; | |
3826 | ||
3827 | case LeaveWindow: | |
3828 | if ((event.detail & 0xFF) == 1) | |
3829 | break; /* Entering our own subwindow */ | |
3830 | if (event.subwindow != 0) | |
3831 | break; /* Leaving our own subwindow. */ | |
3832 | ||
f676886a JB |
3833 | x_mouse_frame = 0; |
3834 | if (x_focus_frame == 0 | |
3835 | && x_input_frame != 0 | |
3836 | && x_input_frame == x_window_to_frame (event.window) | |
c118dd06 | 3837 | && event.window == FRAME_X_WINDOW (x_input_frame)) |
dc6f92b8 | 3838 | { |
f676886a JB |
3839 | f = x_input_frame; |
3840 | x_input_frame = 0; | |
3841 | if (f) | |
3842 | frame_unhighlight (f); | |
dc6f92b8 JB |
3843 | } |
3844 | break; | |
c118dd06 | 3845 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3846 | |
3847 | #ifdef HAVE_X11 | |
3848 | case MotionNotify: | |
3849 | { | |
69388238 RS |
3850 | if (x_mouse_grabbed) |
3851 | f = last_mouse_frame; | |
3852 | else | |
3853 | f = x_window_to_frame (event.xmotion.window); | |
f676886a | 3854 | if (f) |
12ba150f | 3855 | note_mouse_movement (f, &event.xmotion); |
f451eb13 | 3856 | else |
dc6f92b8 | 3857 | { |
69388238 RS |
3858 | struct scroll_bar *bar |
3859 | = x_window_to_scroll_bar (event.xmotion.window); | |
f451eb13 JB |
3860 | |
3861 | if (bar) | |
ab648270 | 3862 | x_scroll_bar_note_movement (bar, &event); |
b8009dd1 RS |
3863 | |
3864 | /* If we move outside the frame, | |
3865 | then we're certainly no longer on any text in the frame. */ | |
3866 | clear_mouse_face (); | |
dc6f92b8 | 3867 | } |
dc6f92b8 | 3868 | } |
3afe33e7 RS |
3869 | #ifdef USE_X_TOOLKIT |
3870 | goto OTHER; | |
3871 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3872 | break; |
3873 | ||
3874 | case ConfigureNotify: | |
13ce2d73 | 3875 | f = x_any_window_to_frame (event.xconfigure.window); |
3afe33e7 | 3876 | #ifdef USE_X_TOOLKIT |
13ce2d73 FP |
3877 | if (f |
3878 | && ! event.xconfigure.send_event | |
3879 | && (event.xconfigure.window == XtWindow (f->display.x->widget))) | |
3880 | { | |
3881 | Window win, child; | |
3882 | int win_x, win_y; | |
3883 | ||
3884 | /* Find the position of the outside upper-left corner of | |
3885 | the window, in the root coordinate system. Don't | |
3886 | refer to the parent window here; we may be processing | |
3887 | this event after the window manager has changed our | |
3888 | parent, but before we have reached the ReparentNotify. */ | |
3889 | XTranslateCoordinates (x_current_display, | |
3890 | ||
3891 | /* From-window, to-window. */ | |
3892 | XtWindow (f->display.x->widget), | |
3893 | ROOT_WINDOW, | |
3894 | ||
3895 | /* From-position, to-position. */ | |
3896 | -event.xconfigure.border_width, | |
3897 | -event.xconfigure.border_width, | |
3898 | &win_x, &win_y, | |
3899 | ||
3900 | /* Child of win. */ | |
3901 | &child); | |
3902 | event.xconfigure.x = win_x; | |
3903 | event.xconfigure.y = win_y; | |
3904 | ||
3905 | f->display.x->pixel_width = event.xconfigure.width; | |
3906 | f->display.x->pixel_height = event.xconfigure.height; | |
3907 | f->display.x->left_pos = event.xconfigure.x; | |
3908 | f->display.x->top_pos = event.xconfigure.y; | |
3909 | } | |
3910 | goto OTHER; | |
3afe33e7 | 3911 | #else /* not USE_X_TOOLKIT */ |
dbc4e1c1 JB |
3912 | if (f) |
3913 | { | |
3914 | int rows = PIXEL_TO_CHAR_HEIGHT (f, event.xconfigure.height); | |
3915 | int columns = PIXEL_TO_CHAR_WIDTH (f, event.xconfigure.width); | |
3916 | ||
3917 | /* Even if the number of character rows and columns has | |
3918 | not changed, the font size may have changed, so we need | |
3919 | to check the pixel dimensions as well. */ | |
3920 | if (columns != f->width | |
3921 | || rows != f->height | |
3922 | || event.xconfigure.width != f->display.x->pixel_width | |
3923 | || event.xconfigure.height != f->display.x->pixel_height) | |
3924 | { | |
3925 | change_frame_size (f, rows, columns, 0, 1); | |
3926 | SET_FRAME_GARBAGED (f); | |
3927 | } | |
dc6f92b8 | 3928 | |
3bd330d4 | 3929 | if (! event.xconfigure.send_event) |
af395ec1 RS |
3930 | { |
3931 | Window win, child; | |
3932 | int win_x, win_y; | |
3933 | ||
6cc35d86 JB |
3934 | /* Find the position of the outside upper-left corner of |
3935 | the window, in the root coordinate system. Don't | |
3936 | refer to the parent window here; we may be processing | |
3937 | this event after the window manager has changed our | |
3938 | parent, but before we have reached the ReparentNotify. */ | |
af395ec1 RS |
3939 | XTranslateCoordinates (x_current_display, |
3940 | ||
3941 | /* From-window, to-window. */ | |
6cc35d86 | 3942 | f->display.x->window_desc, |
3bd330d4 | 3943 | ROOT_WINDOW, |
af395ec1 RS |
3944 | |
3945 | /* From-position, to-position. */ | |
6cc35d86 JB |
3946 | -event.xconfigure.border_width, |
3947 | -event.xconfigure.border_width, | |
af395ec1 RS |
3948 | &win_x, &win_y, |
3949 | ||
3950 | /* Child of win. */ | |
3951 | &child); | |
3952 | event.xconfigure.x = win_x; | |
3953 | event.xconfigure.y = win_y; | |
3954 | } | |
3955 | ||
dbc4e1c1 JB |
3956 | f->display.x->pixel_width = event.xconfigure.width; |
3957 | f->display.x->pixel_height = event.xconfigure.height; | |
3958 | f->display.x->left_pos = event.xconfigure.x; | |
3959 | f->display.x->top_pos = event.xconfigure.y; | |
3960 | } | |
3afe33e7 | 3961 | #endif /* not USE_X_TOOLKIT */ |
dbc4e1c1 | 3962 | break; |
dc6f92b8 JB |
3963 | |
3964 | case ButtonPress: | |
3965 | case ButtonRelease: | |
3966 | { | |
3967 | /* If we decide we want to generate an event to be seen | |
3968 | by the rest of Emacs, we put it here. */ | |
3969 | struct input_event emacs_event; | |
3970 | emacs_event.kind = no_event; | |
3971 | ||
f676886a JB |
3972 | f = x_window_to_frame (event.xbutton.window); |
3973 | if (f) | |
f451eb13 JB |
3974 | { |
3975 | if (!x_focus_frame || (f == x_focus_frame)) | |
69388238 | 3976 | construct_mouse_click (&emacs_event, &event, f); |
f451eb13 | 3977 | } |
dc6f92b8 | 3978 | else |
f451eb13 | 3979 | { |
ab648270 JB |
3980 | struct scroll_bar *bar = |
3981 | x_window_to_scroll_bar (event.xbutton.window); | |
f451eb13 JB |
3982 | |
3983 | if (bar) | |
ab648270 | 3984 | x_scroll_bar_handle_click (bar, &event, &emacs_event); |
3afe33e7 RS |
3985 | #ifdef USE_X_TOOLKIT |
3986 | else | |
3987 | { | |
3988 | f = x_any_window_to_frame (event.xbutton.window); | |
3989 | if (f && event.type == ButtonPress) | |
3990 | construct_menu_click (&emacs_event, | |
3991 | &event, f); | |
3992 | } | |
3993 | #endif /* USE_X_TOOLKIT */ | |
f451eb13 | 3994 | } |
dc6f92b8 JB |
3995 | |
3996 | if (numchars >= 1 && emacs_event.kind != no_event) | |
3997 | { | |
3998 | bcopy (&emacs_event, bufp, sizeof (struct input_event)); | |
3999 | bufp++; | |
4000 | count++; | |
4001 | numchars--; | |
4002 | } | |
3afe33e7 RS |
4003 | |
4004 | #ifdef USE_X_TOOLKIT | |
4005 | goto OTHER; | |
4006 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
4007 | } |
4008 | break; | |
4009 | ||
c118dd06 | 4010 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4011 | case ButtonPressed: |
4012 | case ButtonReleased: | |
f676886a JB |
4013 | f = x_window_to_frame (event.window); |
4014 | if (f) | |
dc6f92b8 | 4015 | { |
f676886a | 4016 | if (event.window == f->display.x->icon_desc) |
dc6f92b8 | 4017 | { |
f676886a | 4018 | x_make_frame_visible (f); |
dc6f92b8 JB |
4019 | |
4020 | if (warp_mouse_on_deiconify) | |
c118dd06 | 4021 | XWarpMouse (FRAME_X_WINDOW (f), 10, 10); |
dc6f92b8 JB |
4022 | break; |
4023 | } | |
c118dd06 | 4024 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 | 4025 | { |
f676886a JB |
4026 | if (f->auto_raise) |
4027 | x_raise_frame (f); | |
dc6f92b8 JB |
4028 | } |
4029 | } | |
4030 | enqueue_event (&event, &x_mouse_queue); | |
4031 | if (numchars >= 2) | |
4032 | { | |
4033 | bufp->kind = ascii_keystroke; | |
69388238 | 4034 | bufp->code = 'X' & 037; /* C-x */ |
12ba150f | 4035 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
90e65f07 | 4036 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
dc6f92b8 JB |
4037 | bufp++; |
4038 | ||
4039 | bufp->kind = ascii_keystroke; | |
69388238 | 4040 | bufp->code = 0; /* C-@ */ |
12ba150f | 4041 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
90e65f07 | 4042 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
dc6f92b8 JB |
4043 | bufp++; |
4044 | ||
4045 | count += 2; | |
4046 | numchars -= 2; | |
4047 | } | |
4048 | break; | |
c118dd06 | 4049 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4050 | |
4051 | #ifdef HAVE_X11 | |
4052 | ||
4053 | case CirculateNotify: | |
4054 | break; | |
4055 | case CirculateRequest: | |
4056 | break; | |
4057 | ||
c118dd06 | 4058 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4059 | |
4060 | case MappingNotify: | |
11edeb03 JB |
4061 | /* Someone has changed the keyboard mapping - update the |
4062 | local cache. */ | |
4063 | switch (event.xmapping.request) | |
4064 | { | |
4065 | case MappingModifier: | |
4066 | x_find_modifier_meanings (); | |
4067 | /* This is meant to fall through. */ | |
4068 | case MappingKeyboard: | |
4069 | XRefreshKeyboardMapping (&event.xmapping); | |
4070 | } | |
3afe33e7 RS |
4071 | #ifdef USE_X_TOOLKIT |
4072 | goto OTHER; | |
4073 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
4074 | break; |
4075 | ||
4076 | default: | |
3afe33e7 RS |
4077 | #ifdef USE_X_TOOLKIT |
4078 | OTHER: | |
4079 | BLOCK_INPUT; | |
4080 | XtDispatchEvent (&event); | |
4081 | UNBLOCK_INPUT; | |
4082 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
4083 | break; |
4084 | } | |
4085 | } | |
4086 | ||
502add23 RS |
4087 | #ifdef X_IO_BUG |
4088 | if (! event_found) | |
4089 | /* On some systems, an X bug causes Emacs to get no more events | |
7071e5dd | 4090 | when the window is destroyed. Detect that. (1994.) */ |
502add23 RS |
4091 | XNoOp (x_current_display); |
4092 | #endif /* X_IO_BUG */ | |
4093 | ||
7071e5dd RS |
4094 | #if 0 /* This fails for serial-line connections to the X server, |
4095 | because the characters arrive one by one, and a partial | |
4096 | command makes select return but gives nothing to read. | |
4097 | We'll have to hope that the bug that this tried to fix | |
4098 | in 1988 has been fixed in Xlib or the X server. */ | |
dc6f92b8 JB |
4099 | #ifdef HAVE_SELECT |
4100 | if (expected && ! event_found) | |
4101 | { | |
4102 | /* AOJ 880406: if select returns true but XPending doesn't, it means that | |
4103 | there is an EOF condition; in other words, that X has died. | |
4104 | Act as if there had been a hangup. */ | |
dc6f92b8 | 4105 | int fd = ConnectionNumber (x_current_display); |
307feb1f | 4106 | SELECT_TYPE mask, junk1, junk2; |
66f55a9d | 4107 | EMACS_TIME timeout; |
dc6f92b8 | 4108 | |
61c3ce62 RS |
4109 | FD_ZERO (&mask); |
4110 | FD_SET (fd, &mask); | |
66f55a9d | 4111 | EMACS_SET_SECS_USECS (timeout, 0, 0); |
307feb1f RS |
4112 | FD_ZERO (&junk1); |
4113 | FD_ZERO (&junk2); | |
4114 | if (0 != select (fd + 1, &mask, &junk1, &junk2, &timeout) | |
dc6f92b8 JB |
4115 | && !XStuffPending ()) |
4116 | kill (getpid (), SIGHUP); | |
4117 | } | |
61c3ce62 | 4118 | #endif /* HAVE_SELECT */ |
7071e5dd | 4119 | #endif /* 0 */ |
dc6f92b8 | 4120 | |
f451eb13 | 4121 | #ifndef HAVE_X11 |
f676886a | 4122 | if (updating_frame == 0) |
dc6f92b8 | 4123 | x_do_pending_expose (); |
f451eb13 | 4124 | #endif |
dc6f92b8 JB |
4125 | |
4126 | UNBLOCK_INPUT; | |
4127 | return count; | |
4128 | } | |
4129 | ||
4130 | #ifndef HAVE_X11 | |
4131 | /* Read and process only Expose events | |
4132 | until we get an ExposeCopy event; then return. | |
4133 | This is used in insert/delete line. | |
4134 | We assume input is already blocked. */ | |
4135 | ||
4136 | static void | |
4137 | x_read_exposes () | |
4138 | { | |
f676886a | 4139 | struct frame *f; |
dc6f92b8 JB |
4140 | XKeyPressedEvent event; |
4141 | ||
4142 | while (1) | |
4143 | { | |
4144 | /* while there are more events*/ | |
4145 | XMaskEvent (ExposeWindow | ExposeRegion | ExposeCopy, &event); | |
4146 | switch (event.type) | |
4147 | { | |
4148 | case ExposeWindow: | |
4149 | if (event.subwindow != 0) | |
4150 | break; /* duplicate event */ | |
f676886a JB |
4151 | f = x_window_to_frame (event.window); |
4152 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 4153 | { |
f676886a | 4154 | refreshicon (f); |
dc6f92b8 JB |
4155 | break; |
4156 | } | |
c118dd06 | 4157 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 JB |
4158 | { |
4159 | expose_all_windows = 1; | |
f676886a | 4160 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
4161 | break; |
4162 | } | |
4163 | break; | |
4164 | ||
4165 | case ExposeRegion: | |
4166 | if (event.subwindow != 0) | |
4167 | break; /* duplicate event */ | |
f676886a JB |
4168 | f = x_window_to_frame (event.window); |
4169 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 4170 | { |
f676886a | 4171 | refreshicon (f); |
dc6f92b8 JB |
4172 | break; |
4173 | } | |
4174 | /* If window already needs full redraw, ignore this rectangle. */ | |
f676886a | 4175 | if (expose_all_windows && f->display.x->needs_exposure) |
dc6f92b8 JB |
4176 | break; |
4177 | /* Put the event on the queue of rectangles to redraw. */ | |
4178 | if (enqueue_event (&event, &x_expose_queue)) | |
4179 | /* If it is full, we can't record the rectangle, | |
4180 | so redraw this entire window. */ | |
4181 | { | |
4182 | /* Say must check all windows' needs_exposure flags. */ | |
4183 | expose_all_windows = 1; | |
f676886a | 4184 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
4185 | } |
4186 | break; | |
4187 | ||
4188 | case ExposeCopy: | |
4189 | return; | |
4190 | } | |
4191 | } | |
4192 | } | |
4193 | #endif /* HAVE_X11 */ | |
4194 | ||
dc6f92b8 | 4195 | \f |
f451eb13 JB |
4196 | /* Drawing the cursor. */ |
4197 | ||
4198 | ||
dc6f92b8 JB |
4199 | /* Draw a hollow box cursor. Don't change the inside of the box. */ |
4200 | ||
4201 | static void | |
f676886a JB |
4202 | x_draw_box (f) |
4203 | struct frame *f; | |
dc6f92b8 | 4204 | { |
12ba150f JB |
4205 | int left = CHAR_TO_PIXEL_COL (f, f->cursor_x); |
4206 | int top = CHAR_TO_PIXEL_ROW (f, f->cursor_y); | |
f676886a JB |
4207 | int width = FONT_WIDTH (f->display.x->font); |
4208 | int height = FONT_HEIGHT (f->display.x->font); | |
dc6f92b8 JB |
4209 | |
4210 | #ifdef HAVE_X11 | |
c118dd06 | 4211 | XDrawRectangle (x_current_display, FRAME_X_WINDOW (f), |
f676886a | 4212 | f->display.x->cursor_gc, |
dc6f92b8 | 4213 | left, top, width - 1, height - 1); |
c118dd06 JB |
4214 | #else /* ! defined (HAVE_X11) */ |
4215 | XPixSet (FRAME_X_WINDOW (f), | |
dc6f92b8 | 4216 | left, top, width, 1, |
f676886a | 4217 | f->display.x->cursor_pixel); |
dc6f92b8 | 4218 | |
c118dd06 | 4219 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 4220 | left, top, 1, height, |
f676886a | 4221 | f->display.x->cursor_pixel); |
dc6f92b8 | 4222 | |
c118dd06 | 4223 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 4224 | left+width-1, top, 1, height, |
f676886a | 4225 | f->display.x->cursor_pixel); |
dc6f92b8 | 4226 | |
c118dd06 | 4227 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 4228 | left, top+height-1, width, 1, |
f676886a | 4229 | f->display.x->cursor_pixel); |
c118dd06 | 4230 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4231 | } |
4232 | ||
f676886a | 4233 | /* Clear the cursor of frame F to background color, |
dc6f92b8 JB |
4234 | and mark the cursor as not shown. |
4235 | This is used when the text where the cursor is | |
4236 | is about to be rewritten. */ | |
4237 | ||
4238 | static void | |
f676886a JB |
4239 | clear_cursor (f) |
4240 | struct frame *f; | |
dc6f92b8 JB |
4241 | { |
4242 | int mask; | |
4243 | ||
f451eb13 | 4244 | if (! FRAME_VISIBLE_P (f) |
f676886a | 4245 | || f->phys_cursor_x < 0) |
dc6f92b8 JB |
4246 | return; |
4247 | ||
4248 | #ifdef HAVE_X11 | |
f676886a | 4249 | x_display_cursor (f, 0); |
c118dd06 JB |
4250 | #else /* ! defined (HAVE_X11) */ |
4251 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f JB |
4252 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
4253 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
f676886a JB |
4254 | FONT_WIDTH (f->display.x->font), FONT_HEIGHT (f->display.x->font), |
4255 | f->display.x->background_pixel); | |
c118dd06 | 4256 | #endif /* ! defined (HAVE_X11) */ |
f676886a | 4257 | f->phys_cursor_x = -1; |
dc6f92b8 JB |
4258 | } |
4259 | ||
f676886a | 4260 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style |
90e65f07 JB |
4261 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the |
4262 | glyph drawn. */ | |
dc6f92b8 JB |
4263 | |
4264 | static void | |
f676886a JB |
4265 | x_draw_single_glyph (f, row, column, glyph, highlight) |
4266 | struct frame *f; | |
dc6f92b8 | 4267 | int row, column; |
90e65f07 | 4268 | GLYPH glyph; |
dc6f92b8 JB |
4269 | int highlight; |
4270 | { | |
f676886a | 4271 | dumpglyphs (f, |
12ba150f JB |
4272 | CHAR_TO_PIXEL_COL (f, column), |
4273 | CHAR_TO_PIXEL_ROW (f, row), | |
07e34cb0 | 4274 | &glyph, 1, highlight); |
dc6f92b8 JB |
4275 | } |
4276 | ||
dc6f92b8 | 4277 | static void |
dbc4e1c1 | 4278 | x_display_bar_cursor (f, on) |
f676886a | 4279 | struct frame *f; |
dc6f92b8 JB |
4280 | int on; |
4281 | { | |
f676886a | 4282 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); |
90e65f07 | 4283 | |
49d838ea JB |
4284 | /* This is pointless on invisible frames, and dangerous on garbaged |
4285 | frames; in the latter case, the frame may be in the midst of | |
4286 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4287 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dbc4e1c1 JB |
4288 | return; |
4289 | ||
4290 | if (! on && f->phys_cursor_x < 0) | |
4291 | return; | |
4292 | ||
f676886a | 4293 | /* If we're not updating, then we want to use the current frame's |
1113d9db | 4294 | cursor position, not our local idea of where the cursor ought to be. */ |
f676886a | 4295 | if (f != updating_frame) |
1113d9db | 4296 | { |
f676886a JB |
4297 | curs_x = FRAME_CURSOR_X (f); |
4298 | curs_y = FRAME_CURSOR_Y (f); | |
1113d9db JB |
4299 | } |
4300 | ||
dbc4e1c1 JB |
4301 | /* If there is anything wrong with the current cursor state, remove it. */ |
4302 | if (f->phys_cursor_x >= 0 | |
4303 | && (!on | |
4304 | || f->phys_cursor_x != curs_x | |
4305 | || f->phys_cursor_y != curs_y | |
4306 | || f->display.x->current_cursor != bar_cursor)) | |
4307 | { | |
4308 | /* Erase the cursor by redrawing the character underneath it. */ | |
4309 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4310 | f->phys_cursor_glyph, | |
4311 | current_glyphs->highlight[f->phys_cursor_y]); | |
4312 | f->phys_cursor_x = -1; | |
4313 | } | |
4314 | ||
4315 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
4316 | if (on | |
4317 | && (f->phys_cursor_x < 0 | |
4318 | || (f->display.x->current_cursor != bar_cursor))) | |
4319 | { | |
4320 | f->phys_cursor_glyph | |
4321 | = ((current_glyphs->enable[curs_y] | |
4322 | && curs_x < current_glyphs->used[curs_y]) | |
4323 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4324 | : SPACEGLYPH); | |
4325 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), | |
4326 | f->display.x->cursor_gc, | |
4327 | CHAR_TO_PIXEL_COL (f, curs_x), | |
4328 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
4329 | 1, FONT_HEIGHT (f->display.x->font)); | |
4330 | ||
4331 | f->phys_cursor_x = curs_x; | |
4332 | f->phys_cursor_y = curs_y; | |
4333 | ||
4334 | f->display.x->current_cursor = bar_cursor; | |
4335 | } | |
4336 | ||
4337 | if (updating_frame != f) | |
4338 | XFlushQueue (); | |
4339 | } | |
4340 | ||
4341 | ||
4342 | /* Turn the displayed cursor of frame F on or off according to ON. | |
4343 | If ON is nonzero, where to put the cursor is specified | |
4344 | by F->cursor_x and F->cursor_y. */ | |
4345 | ||
4346 | static void | |
4347 | x_display_box_cursor (f, on) | |
4348 | struct frame *f; | |
4349 | int on; | |
4350 | { | |
4351 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4352 | ||
49d838ea JB |
4353 | /* This is pointless on invisible frames, and dangerous on garbaged |
4354 | frames; in the latter case, the frame may be in the midst of | |
4355 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4356 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dc6f92b8 JB |
4357 | return; |
4358 | ||
4359 | /* If cursor is off and we want it off, return quickly. */ | |
f676886a | 4360 | if (!on && f->phys_cursor_x < 0) |
dc6f92b8 JB |
4361 | return; |
4362 | ||
dbc4e1c1 JB |
4363 | /* If we're not updating, then we want to use the current frame's |
4364 | cursor position, not our local idea of where the cursor ought to be. */ | |
4365 | if (f != updating_frame) | |
4366 | { | |
4367 | curs_x = FRAME_CURSOR_X (f); | |
4368 | curs_y = FRAME_CURSOR_Y (f); | |
4369 | } | |
4370 | ||
dc6f92b8 JB |
4371 | /* If cursor is currently being shown and we don't want it to be |
4372 | or it is in the wrong place, | |
4373 | or we want a hollow box and it's not so, (pout!) | |
4374 | erase it. */ | |
f676886a | 4375 | if (f->phys_cursor_x >= 0 |
dc6f92b8 | 4376 | && (!on |
f676886a JB |
4377 | || f->phys_cursor_x != curs_x |
4378 | || f->phys_cursor_y != curs_y | |
dbc4e1c1 | 4379 | || (f->display.x->current_cursor != hollow_box_cursor |
f676886a | 4380 | && (f != x_highlight_frame)))) |
dc6f92b8 JB |
4381 | { |
4382 | /* Erase the cursor by redrawing the character underneath it. */ | |
f676886a JB |
4383 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, |
4384 | f->phys_cursor_glyph, | |
4385 | current_glyphs->highlight[f->phys_cursor_y]); | |
4386 | f->phys_cursor_x = -1; | |
dc6f92b8 JB |
4387 | } |
4388 | ||
4389 | /* If we want to show a cursor, | |
4390 | or we want a box cursor and it's not so, | |
4391 | write it in the right place. */ | |
4392 | if (on | |
f676886a | 4393 | && (f->phys_cursor_x < 0 |
dbc4e1c1 | 4394 | || (f->display.x->current_cursor != filled_box_cursor |
f676886a | 4395 | && f == x_highlight_frame))) |
dc6f92b8 | 4396 | { |
f676886a | 4397 | f->phys_cursor_glyph |
1113d9db JB |
4398 | = ((current_glyphs->enable[curs_y] |
4399 | && curs_x < current_glyphs->used[curs_y]) | |
4400 | ? current_glyphs->glyphs[curs_y][curs_x] | |
90e65f07 | 4401 | : SPACEGLYPH); |
f676886a | 4402 | if (f != x_highlight_frame) |
dc6f92b8 | 4403 | { |
f676886a | 4404 | x_draw_box (f); |
dbc4e1c1 | 4405 | f->display.x->current_cursor = hollow_box_cursor; |
dc6f92b8 JB |
4406 | } |
4407 | else | |
4408 | { | |
f676886a JB |
4409 | x_draw_single_glyph (f, curs_y, curs_x, |
4410 | f->phys_cursor_glyph, 2); | |
dbc4e1c1 | 4411 | f->display.x->current_cursor = filled_box_cursor; |
dc6f92b8 JB |
4412 | } |
4413 | ||
f676886a JB |
4414 | f->phys_cursor_x = curs_x; |
4415 | f->phys_cursor_y = curs_y; | |
dc6f92b8 JB |
4416 | } |
4417 | ||
f676886a | 4418 | if (updating_frame != f) |
dc6f92b8 JB |
4419 | XFlushQueue (); |
4420 | } | |
4421 | ||
f676886a JB |
4422 | x_display_cursor (f, on) |
4423 | struct frame *f; | |
dc6f92b8 JB |
4424 | int on; |
4425 | { | |
f94397b5 KH |
4426 | BLOCK_INPUT; |
4427 | ||
dbc4e1c1 | 4428 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
f676886a | 4429 | x_display_box_cursor (f, on); |
dbc4e1c1 | 4430 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) |
f676886a | 4431 | x_display_bar_cursor (f, on); |
dbc4e1c1 JB |
4432 | else |
4433 | /* Those are the only two we have implemented! */ | |
4434 | abort (); | |
f94397b5 KH |
4435 | |
4436 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
4437 | } |
4438 | \f | |
4439 | /* Icons. */ | |
4440 | ||
f676886a | 4441 | /* Refresh bitmap kitchen sink icon for frame F |
dc6f92b8 JB |
4442 | when we get an expose event for it. */ |
4443 | ||
f676886a JB |
4444 | refreshicon (f) |
4445 | struct frame *f; | |
dc6f92b8 JB |
4446 | { |
4447 | #ifdef HAVE_X11 | |
4448 | /* Normally, the window manager handles this function. */ | |
c118dd06 | 4449 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4450 | int mask; |
4451 | ||
f676886a JB |
4452 | if (f->display.x->icon_bitmap_flag) |
4453 | XBitmapBitsPut (f->display.x->icon_desc, 0, 0, sink_width, sink_height, | |
dc6f92b8 JB |
4454 | sink_bits, BlackPixel, WHITE_PIX_DEFAULT, |
4455 | icon_bitmap, GXcopy, AllPlanes); | |
4456 | else | |
4457 | { | |
f676886a | 4458 | extern struct frame *selected_frame; |
dc6f92b8 JB |
4459 | struct Lisp_String *str; |
4460 | unsigned char *string; | |
4461 | ||
4462 | string | |
f676886a | 4463 | = XSTRING (XBUFFER (XWINDOW (f->selected_window)->buffer)->name)->data; |
dc6f92b8 | 4464 | |
f676886a | 4465 | if (f->display.x->icon_label != string) |
dc6f92b8 | 4466 | { |
f676886a JB |
4467 | f->display.x->icon_label = string; |
4468 | XChangeWindow (f->display.x->icon_desc, | |
dc6f92b8 JB |
4469 | XQueryWidth (string, icon_font_info->id) + 10, |
4470 | icon_font_info->height + 10); | |
4471 | } | |
4472 | ||
f676886a | 4473 | XText (f->display.x->icon_desc, 5, 5, string, |
dc6f92b8 JB |
4474 | str->size, icon_font_info->id, |
4475 | BLACK_PIX_DEFAULT, WHITE_PIX_DEFAULT); | |
4476 | } | |
4477 | XFlushQueue (); | |
c118dd06 | 4478 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4479 | } |
4480 | ||
dbc4e1c1 | 4481 | /* Make the x-window of frame F use the gnu icon bitmap. */ |
dc6f92b8 JB |
4482 | |
4483 | int | |
f676886a JB |
4484 | x_bitmap_icon (f) |
4485 | struct frame *f; | |
dc6f92b8 JB |
4486 | { |
4487 | int mask; | |
4488 | Window icon_window; | |
4489 | ||
c118dd06 | 4490 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4491 | return 1; |
4492 | ||
4493 | #ifdef HAVE_X11 | |
8583db58 RS |
4494 | if (! icon_bitmap) |
4495 | icon_bitmap = | |
4496 | XCreateBitmapFromData (x_current_display, FRAME_X_WINDOW (f), | |
4497 | gnu_bits, gnu_width, gnu_height); | |
f676886a JB |
4498 | x_wm_set_icon_pixmap (f, icon_bitmap); |
4499 | f->display.x->icon_bitmap_flag = 1; | |
c118dd06 | 4500 | #else /* ! defined (HAVE_X11) */ |
f676886a | 4501 | if (f->display.x->icon_desc) |
dc6f92b8 | 4502 | { |
c118dd06 | 4503 | XClearIconWindow (FRAME_X_WINDOW (f)); |
f676886a | 4504 | XDestroyWindow (f->display.x->icon_desc); |
dc6f92b8 JB |
4505 | } |
4506 | ||
f676886a | 4507 | icon_window = XCreateWindow (f->display.x->parent_desc, |
dc6f92b8 JB |
4508 | 0, 0, sink_width, sink_height, |
4509 | 2, WhitePixmap, (Pixmap) NULL); | |
4510 | ||
4511 | if (icon_window == 0) | |
4512 | return 1; | |
4513 | ||
c118dd06 | 4514 | XSetIconWindow (FRAME_X_WINDOW (f), icon_window); |
dc6f92b8 JB |
4515 | XSelectInput (icon_window, ExposeWindow | UnmapWindow); |
4516 | ||
f676886a JB |
4517 | f->display.x->icon_desc = icon_window; |
4518 | f->display.x->icon_bitmap_flag = 1; | |
dc6f92b8 JB |
4519 | |
4520 | if (icon_bitmap == 0) | |
4521 | icon_bitmap | |
4522 | = XStoreBitmap (sink_mask_width, sink_mask_height, sink_mask_bits); | |
c118dd06 | 4523 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4524 | |
4525 | return 0; | |
4526 | } | |
4527 | ||
4528 | ||
f676886a | 4529 | /* Make the x-window of frame F use a rectangle with text. */ |
dc6f92b8 JB |
4530 | |
4531 | int | |
f676886a JB |
4532 | x_text_icon (f, icon_name) |
4533 | struct frame *f; | |
dc6f92b8 JB |
4534 | char *icon_name; |
4535 | { | |
4536 | #ifndef HAVE_X11 | |
4537 | int mask; | |
4538 | int width; | |
4539 | Window icon_window; | |
4540 | char *X_DefaultValue; | |
4541 | Bitmap b1; | |
4542 | ||
dc6f92b8 JB |
4543 | #ifndef WhitePixel |
4544 | #define WhitePixel 1 | |
c118dd06 | 4545 | #endif /* WhitePixel */ |
dc6f92b8 JB |
4546 | |
4547 | #ifndef BlackPixel | |
4548 | #define BlackPixel 0 | |
c118dd06 JB |
4549 | #endif /* BlackPixel */ |
4550 | #endif /* HAVE_X11 */ | |
dc6f92b8 | 4551 | |
c118dd06 | 4552 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4553 | return 1; |
4554 | ||
dc6f92b8 JB |
4555 | #ifdef HAVE_X11 |
4556 | if (icon_name) | |
f676886a | 4557 | f->display.x->icon_label = icon_name; |
dc6f92b8 | 4558 | else |
f676886a JB |
4559 | if (! f->display.x->icon_label) |
4560 | f->display.x->icon_label = " *emacs* "; | |
dc6f92b8 | 4561 | |
dfeccd2d | 4562 | #if 0 |
c118dd06 | 4563 | XSetIconName (x_current_display, FRAME_X_WINDOW (f), |
f676886a | 4564 | (char *) f->display.x->icon_label); |
dfeccd2d | 4565 | #endif |
dc6f92b8 | 4566 | |
f676886a | 4567 | f->display.x->icon_bitmap_flag = 0; |
b1c884c3 | 4568 | x_wm_set_icon_pixmap (f, 0); |
c118dd06 | 4569 | #else /* ! defined (HAVE_X11) */ |
dbc4e1c1 JB |
4570 | if (icon_font_info == 0) |
4571 | icon_font_info | |
4572 | = XGetFont (XGetDefault (XDISPLAY | |
59653951 | 4573 | (char *) XSTRING (Vinvocation_name)->data, |
dbc4e1c1 JB |
4574 | "BodyFont")); |
4575 | ||
f676886a | 4576 | if (f->display.x->icon_desc) |
dc6f92b8 | 4577 | { |
c118dd06 | 4578 | XClearIconWindow (XDISPLAY FRAME_X_WINDOW (f)); |
f676886a | 4579 | XDestroyWindow (XDISPLAY f->display.x->icon_desc); |
dc6f92b8 JB |
4580 | } |
4581 | ||
4582 | if (icon_name) | |
f676886a | 4583 | f->display.x->icon_label = (unsigned char *) icon_name; |
dc6f92b8 | 4584 | else |
f676886a JB |
4585 | if (! f->display.x->icon_label) |
4586 | f->display.x->icon_label = XSTRING (f->name)->data; | |
dc6f92b8 | 4587 | |
f676886a JB |
4588 | width = XStringWidth (f->display.x->icon_label, icon_font_info, 0, 0); |
4589 | icon_window = XCreateWindow (f->display.x->parent_desc, | |
4590 | f->display.x->left_pos, | |
4591 | f->display.x->top_pos, | |
dc6f92b8 JB |
4592 | width + 10, icon_font_info->height + 10, |
4593 | 2, BlackPixmap, WhitePixmap); | |
4594 | ||
4595 | if (icon_window == 0) | |
4596 | return 1; | |
4597 | ||
c118dd06 | 4598 | XSetIconWindow (FRAME_X_WINDOW (f), icon_window); |
dc6f92b8 JB |
4599 | XSelectInput (icon_window, ExposeWindow | ExposeRegion | UnmapWindow | ButtonPressed); |
4600 | ||
f676886a JB |
4601 | f->display.x->icon_desc = icon_window; |
4602 | f->display.x->icon_bitmap_flag = 0; | |
4603 | f->display.x->icon_label = 0; | |
c118dd06 | 4604 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4605 | |
4606 | return 0; | |
4607 | } | |
4608 | \f | |
4746118a JB |
4609 | /* Handling X errors. */ |
4610 | ||
12ba150f JB |
4611 | /* Shut down Emacs in an orderly fashion, because of a SIGPIPE on the |
4612 | X server's connection, or an error reported via the X protocol. */ | |
16bd92ea | 4613 | |
4746118a | 4614 | static SIGTYPE |
c118dd06 | 4615 | x_connection_closed () |
4746118a JB |
4616 | { |
4617 | if (_Xdebug) | |
4618 | abort (); | |
12ba150f | 4619 | |
1cd2d6d4 | 4620 | shut_down_emacs (0, 1, Qnil); |
12ba150f JB |
4621 | |
4622 | exit (70); | |
4746118a JB |
4623 | } |
4624 | ||
8922af5f JB |
4625 | /* An X error handler which prints an error message and then kills |
4626 | Emacs. This is what's normally installed as Xlib's handler for | |
4627 | protocol errors. */ | |
c118dd06 JB |
4628 | static int |
4629 | x_error_quitter (display, error) | |
4630 | Display *display; | |
4631 | XErrorEvent *error; | |
4632 | { | |
4633 | char buf[256]; | |
dc6f92b8 | 4634 | |
c118dd06 JB |
4635 | /* Note that there is no real way portable across R3/R4 to get the |
4636 | original error handler. */ | |
dc6f92b8 | 4637 | |
c118dd06 JB |
4638 | XGetErrorText (display, error->error_code, buf, sizeof (buf)); |
4639 | fprintf (stderr, "X protocol error: %s on protocol request %d\n", | |
4640 | buf, error->request_code); | |
dc6f92b8 | 4641 | |
e09f9351 | 4642 | #if 0 |
12ba150f JB |
4643 | /* While we're testing Emacs 19, we'll just dump core whenever we |
4644 | get an X error, so we can figure out why it happened. */ | |
4645 | abort (); | |
e09f9351 | 4646 | #endif |
12ba150f | 4647 | |
c118dd06 | 4648 | x_connection_closed (); |
dc6f92b8 JB |
4649 | } |
4650 | ||
8922af5f JB |
4651 | /* A handler for X IO errors which prints an error message and then |
4652 | kills Emacs. This is what is always installed as Xlib's handler | |
4653 | for I/O errors. */ | |
4654 | static int | |
4655 | x_io_error_quitter (display) | |
4656 | Display *display; | |
4657 | { | |
4658 | fprintf (stderr, "Connection to X server %s lost.\n", | |
4659 | XDisplayName (DisplayString (display))); | |
4660 | ||
e09f9351 | 4661 | #if 0 |
8922af5f JB |
4662 | /* While we're testing Emacs 19, we'll just dump core whenever we |
4663 | get an X error, so we can figure out why it happened. */ | |
4664 | abort (); | |
e09f9351 | 4665 | #endif |
8922af5f JB |
4666 | |
4667 | x_connection_closed (); | |
4668 | } | |
4669 | ||
c118dd06 | 4670 | /* A buffer for storing X error messages. */ |
cef13e55 RS |
4671 | static char *x_caught_error_message; |
4672 | #define X_CAUGHT_ERROR_MESSAGE_SIZE 200 | |
c118dd06 JB |
4673 | |
4674 | /* An X error handler which stores the error message in | |
4675 | x_caught_error_message. This is what's installed when | |
4676 | x_catch_errors is in effect. */ | |
4677 | static int | |
4678 | x_error_catcher (display, error) | |
4679 | Display *display; | |
4680 | XErrorEvent *error; | |
4681 | { | |
4682 | XGetErrorText (display, error->error_code, | |
cef13e55 | 4683 | x_caught_error_message, X_CAUGHT_ERROR_MESSAGE_SIZE); |
c118dd06 JB |
4684 | } |
4685 | ||
4686 | ||
4687 | /* Begin trapping X errors. | |
dc6f92b8 | 4688 | |
c118dd06 JB |
4689 | After calling this function, X protocol errors no longer cause |
4690 | Emacs to exit; instead, they are recorded in x_cfc_error_message. | |
dc6f92b8 | 4691 | |
c118dd06 JB |
4692 | Calling x_check_errors signals an Emacs error if an X error has |
4693 | occurred since the last call to x_catch_errors or x_check_errors. | |
4694 | ||
4695 | Calling x_uncatch_errors resumes the normal error handling. */ | |
4696 | ||
bc20ebbf | 4697 | void x_catch_errors (), x_check_errors (), x_uncatch_errors (); |
c118dd06 JB |
4698 | |
4699 | void | |
4700 | x_catch_errors () | |
dc6f92b8 | 4701 | { |
c118dd06 JB |
4702 | /* Make sure any errors from previous requests have been dealt with. */ |
4703 | XSync (x_current_display, False); | |
dc6f92b8 | 4704 | |
c118dd06 | 4705 | /* Set up the error buffer. */ |
60f9aad3 | 4706 | x_caught_error_message |
cef13e55 RS |
4707 | = (char*) xmalloc (X_CAUGHT_ERROR_MESSAGE_SIZE); |
4708 | x_caught_error_message[0] = '\0'; | |
16bd92ea | 4709 | |
c118dd06 JB |
4710 | /* Install our little error handler. */ |
4711 | XHandleError (x_error_catcher); | |
4712 | } | |
16bd92ea | 4713 | |
c118dd06 JB |
4714 | /* If any X protocol errors have arrived since the last call to |
4715 | x_catch_errors or x_check_errors, signal an Emacs error using | |
4716 | sprintf (a buffer, FORMAT, the x error message text) as the text. */ | |
812361a1 | 4717 | |
c118dd06 JB |
4718 | void |
4719 | x_check_errors (format) | |
4720 | char *format; | |
4721 | { | |
4722 | /* Make sure to catch any errors incurred so far. */ | |
4723 | XSync (x_current_display, False); | |
16bd92ea | 4724 | |
cef13e55 | 4725 | if (x_caught_error_message[0]) |
c118dd06 | 4726 | { |
cef13e55 | 4727 | char buf[X_CAUGHT_ERROR_MESSAGE_SIZE + 56]; |
dc6f92b8 | 4728 | |
cef13e55 | 4729 | sprintf (buf, format, x_caught_error_message); |
c118dd06 JB |
4730 | x_uncatch_errors (); |
4731 | error (buf); | |
4732 | } | |
4733 | } | |
4734 | ||
b849c413 RS |
4735 | /* Nonzero if we had any X protocol errors since we did x_catch_errors. */ |
4736 | ||
4737 | int | |
4738 | x_had_errors_p () | |
4739 | { | |
4740 | /* Make sure to catch any errors incurred so far. */ | |
4741 | XSync (x_current_display, False); | |
4742 | ||
4743 | return x_caught_error_message[0] != 0; | |
4744 | } | |
4745 | ||
812361a1 RS |
4746 | /* Stop catching X protocol errors and let them make Emacs die. */ |
4747 | ||
c118dd06 JB |
4748 | void |
4749 | x_uncatch_errors () | |
4750 | { | |
9ac0d9e0 | 4751 | xfree (x_caught_error_message); |
cef13e55 | 4752 | x_caught_error_message = 0; |
c118dd06 | 4753 | XHandleError (x_error_quitter); |
dc6f92b8 JB |
4754 | } |
4755 | ||
dc6f92b8 JB |
4756 | #if 0 |
4757 | static unsigned int x_wire_count; | |
4758 | x_trace_wire () | |
4759 | { | |
4760 | fprintf (stderr, "Lib call: %d\n", ++x_wire_count); | |
4761 | } | |
c118dd06 | 4762 | #endif /* ! 0 */ |
dc6f92b8 JB |
4763 | |
4764 | \f | |
f451eb13 JB |
4765 | /* Changing the font of the frame. */ |
4766 | ||
f676886a | 4767 | /* Set the font of the x-window specified by frame F |
dc6f92b8 | 4768 | to the font named NEWNAME. This is safe to use |
f676886a | 4769 | even before F has an actual x-window. */ |
dc6f92b8 JB |
4770 | |
4771 | #ifdef HAVE_X11 | |
4772 | ||
2224a5fc RS |
4773 | struct font_info |
4774 | { | |
4775 | XFontStruct *font; | |
4776 | char *name; | |
4777 | }; | |
4778 | ||
dc6f92b8 | 4779 | /* A table of all the fonts we have already loaded. */ |
2224a5fc | 4780 | static struct font_info *x_font_table; |
dc6f92b8 JB |
4781 | |
4782 | /* The current capacity of x_font_table. */ | |
4783 | static int x_font_table_size; | |
4784 | ||
4785 | /* The number of fonts actually stored in x_font_table. | |
4786 | x_font_table[n] is used and valid iff 0 <= n < n_fonts. | |
4787 | 0 <= n_fonts <= x_font_table_size. */ | |
4788 | static int n_fonts; | |
4789 | ||
b5cf7a0e | 4790 | Lisp_Object |
f676886a JB |
4791 | x_new_font (f, fontname) |
4792 | struct frame *f; | |
dc6f92b8 JB |
4793 | register char *fontname; |
4794 | { | |
dc6f92b8 JB |
4795 | int already_loaded; |
4796 | int n_matching_fonts; | |
4797 | XFontStruct *font_info; | |
4798 | char **font_names; | |
4799 | ||
4800 | /* Get a list of all the fonts that match this name. Once we | |
4801 | have a list of matching fonts, we compare them against the fonts | |
4802 | we already have by comparing font ids. */ | |
2224a5fc RS |
4803 | font_names = (char **) XListFonts (x_current_display, fontname, |
4804 | 1024, &n_matching_fonts); | |
0c94f6ee JB |
4805 | /* Apparently it doesn't set n_matching_fonts to zero when it can't |
4806 | find any matches; font_names == 0 is the only clue. */ | |
4807 | if (! font_names) | |
4808 | n_matching_fonts = 0; | |
4809 | ||
5835f860 RS |
4810 | /* Don't just give up if n_matching_fonts is 0. |
4811 | Apparently there's a bug on Suns: XListFontsWithInfo can | |
4812 | fail to find a font, but XLoadQueryFont may still find it. */ | |
dc6f92b8 | 4813 | |
90e65f07 | 4814 | /* See if we've already loaded a matching font. */ |
5835f860 RS |
4815 | already_loaded = -1; |
4816 | if (n_matching_fonts != 0) | |
4817 | { | |
4818 | int i, j; | |
dc6f92b8 | 4819 | |
5835f860 RS |
4820 | for (i = 0; i < n_fonts; i++) |
4821 | for (j = 0; j < n_matching_fonts; j++) | |
2224a5fc | 4822 | if (!strcmp (x_font_table[i].name, font_names[j])) |
5835f860 RS |
4823 | { |
4824 | already_loaded = i; | |
4825 | fontname = font_names[j]; | |
4826 | goto found_font; | |
4827 | } | |
4828 | } | |
dc6f92b8 JB |
4829 | found_font: |
4830 | ||
4831 | /* If we have, just return it from the table. */ | |
2224a5fc RS |
4832 | if (already_loaded >= 0) |
4833 | f->display.x->font = x_font_table[already_loaded].font; | |
90e65f07 | 4834 | |
dc6f92b8 JB |
4835 | /* Otherwise, load the font and add it to the table. */ |
4836 | else | |
4837 | { | |
9696f58b | 4838 | int i; |
dc6f92b8 JB |
4839 | XFontStruct *font; |
4840 | ||
9696f58b | 4841 | /* Try to find a character-cell font in the list. */ |
f126bd67 JB |
4842 | #if 0 |
4843 | /* A laudable goal, but this isn't how to do it. */ | |
9696f58b JB |
4844 | for (i = 0; i < n_matching_fonts; i++) |
4845 | if (! font_info[i].per_char) | |
4846 | break; | |
f126bd67 JB |
4847 | #else |
4848 | i = 0; | |
4849 | #endif | |
9696f58b | 4850 | |
5835f860 RS |
4851 | /* See comment above. */ |
4852 | if (n_matching_fonts != 0) | |
9696f58b JB |
4853 | fontname = font_names[i]; |
4854 | ||
dc6f92b8 JB |
4855 | font = (XFontStruct *) XLoadQueryFont (x_current_display, fontname); |
4856 | if (! font) | |
5835f860 | 4857 | { |
2224a5fc | 4858 | /* Free the information from XListFonts. */ |
5835f860 | 4859 | if (n_matching_fonts) |
2224a5fc | 4860 | XFreeFontNames (font_names); |
5835f860 RS |
4861 | return Qnil; |
4862 | } | |
dc6f92b8 JB |
4863 | |
4864 | /* Do we need to create the table? */ | |
4865 | if (x_font_table_size == 0) | |
4866 | { | |
4867 | x_font_table_size = 16; | |
4868 | x_font_table | |
2224a5fc RS |
4869 | = (struct font_info *) xmalloc (x_font_table_size |
4870 | * sizeof (x_font_table[0])); | |
dc6f92b8 JB |
4871 | } |
4872 | /* Do we need to grow the table? */ | |
4873 | else if (n_fonts >= x_font_table_size) | |
4874 | { | |
90e65f07 | 4875 | x_font_table_size *= 2; |
dc6f92b8 | 4876 | x_font_table |
2224a5fc RS |
4877 | = (struct font_info *) xrealloc (x_font_table, |
4878 | (x_font_table_size | |
4879 | * sizeof (x_font_table[0]))); | |
dc6f92b8 JB |
4880 | } |
4881 | ||
dff815ef | 4882 | x_font_table[n_fonts].name = (char *) xmalloc (strlen (fontname) + 1); |
2224a5fc RS |
4883 | bcopy (fontname, x_font_table[n_fonts].name, strlen (fontname) + 1); |
4884 | f->display.x->font = x_font_table[n_fonts++].font = font; | |
dc6f92b8 | 4885 | } |
2224a5fc | 4886 | |
f676886a | 4887 | /* Now make the frame display the given font. */ |
c118dd06 | 4888 | if (FRAME_X_WINDOW (f) != 0) |
dc6f92b8 | 4889 | { |
f676886a JB |
4890 | XSetFont (x_current_display, f->display.x->normal_gc, |
4891 | f->display.x->font->fid); | |
4892 | XSetFont (x_current_display, f->display.x->reverse_gc, | |
4893 | f->display.x->font->fid); | |
4894 | XSetFont (x_current_display, f->display.x->cursor_gc, | |
4895 | f->display.x->font->fid); | |
4896 | ||
bc20ebbf | 4897 | x_set_window_size (f, 0, f->width, f->height); |
dc6f92b8 JB |
4898 | } |
4899 | ||
b5cf7a0e | 4900 | { |
abdda982 | 4901 | Lisp_Object lispy_name; |
b5cf7a0e | 4902 | |
abdda982 | 4903 | lispy_name = build_string (fontname); |
b5cf7a0e | 4904 | |
2224a5fc | 4905 | /* Free the information from XListFonts. The data |
b5cf7a0e | 4906 | we actually retain comes from XLoadQueryFont. */ |
2224a5fc | 4907 | XFreeFontNames (font_names); |
b5cf7a0e JB |
4908 | |
4909 | return lispy_name; | |
4910 | } | |
dc6f92b8 | 4911 | } |
c118dd06 | 4912 | #else /* ! defined (HAVE_X11) */ |
f676886a JB |
4913 | x_new_font (f, newname) |
4914 | struct frame *f; | |
dc6f92b8 JB |
4915 | register char *newname; |
4916 | { | |
4917 | FONT_TYPE *temp; | |
4918 | int mask; | |
4919 | ||
4920 | temp = XGetFont (newname); | |
4921 | if (temp == (FONT_TYPE *) 0) | |
4922 | return 1; | |
4923 | ||
f676886a JB |
4924 | if (f->display.x->font) |
4925 | XLoseFont (f->display.x->font); | |
dc6f92b8 | 4926 | |
f676886a | 4927 | f->display.x->font = temp; |
dc6f92b8 | 4928 | |
c118dd06 | 4929 | if (FRAME_X_WINDOW (f) != 0) |
bc20ebbf | 4930 | x_set_window_size (f, 0, f->width, f->height); |
dc6f92b8 JB |
4931 | |
4932 | return 0; | |
4933 | } | |
c118dd06 | 4934 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 4935 | \f |
f676886a JB |
4936 | x_calc_absolute_position (f) |
4937 | struct frame *f; | |
dc6f92b8 JB |
4938 | { |
4939 | #ifdef HAVE_X11 | |
6dba1858 RS |
4940 | Window win, child; |
4941 | int win_x = 0, win_y = 0; | |
4942 | ||
4943 | /* Find the position of the outside upper-left corner of | |
4944 | the inner window, with respect to the outer window. */ | |
4945 | if (f->display.x->parent_desc != ROOT_WINDOW) | |
4946 | { | |
4947 | BLOCK_INPUT; | |
4948 | XTranslateCoordinates (x_current_display, | |
4949 | ||
4950 | /* From-window, to-window. */ | |
4951 | f->display.x->window_desc, | |
4952 | f->display.x->parent_desc, | |
4953 | ||
4954 | /* From-position, to-position. */ | |
4955 | 0, 0, &win_x, &win_y, | |
4956 | ||
4957 | /* Child of win. */ | |
4958 | &child); | |
4959 | UNBLOCK_INPUT; | |
4960 | } | |
4961 | ||
4962 | /* Treat negative positions as relative to the leftmost bottommost | |
4963 | position that fits on the screen. */ | |
f676886a | 4964 | if (f->display.x->left_pos < 0) |
31ea78fd | 4965 | f->display.x->left_pos = (x_screen_width |
69388238 | 4966 | - 2 * f->display.x->border_width - win_x |
31ea78fd JB |
4967 | - PIXEL_WIDTH (f) |
4968 | + f->display.x->left_pos); | |
dc6f92b8 | 4969 | |
f676886a | 4970 | if (f->display.x->top_pos < 0) |
31ea78fd | 4971 | f->display.x->top_pos = (x_screen_height |
69388238 | 4972 | - 2 * f->display.x->border_width - win_y |
31ea78fd JB |
4973 | - PIXEL_HEIGHT (f) |
4974 | + f->display.x->top_pos); | |
6dba1858 | 4975 | |
c118dd06 | 4976 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4977 | WINDOWINFO_TYPE parentinfo; |
4978 | ||
c118dd06 | 4979 | XGetWindowInfo (FRAME_X_WINDOW (f), &parentinfo); |
dc6f92b8 | 4980 | |
f676886a JB |
4981 | if (f->display.x->left_pos < 0) |
4982 | f->display.x->left_pos = parentinfo.width + (f->display.x->left_pos + 1) | |
4983 | - PIXEL_WIDTH (f) - 2 * f->display.x->internal_border_width; | |
dc6f92b8 | 4984 | |
f676886a JB |
4985 | if (f->display.x->top_pos < 0) |
4986 | f->display.x->top_pos = parentinfo.height + (f->display.x->top_pos + 1) | |
4987 | - PIXEL_HEIGHT (f) - 2 * f->display.x->internal_border_width; | |
c118dd06 | 4988 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4989 | } |
4990 | ||
f676886a JB |
4991 | x_set_offset (f, xoff, yoff) |
4992 | struct frame *f; | |
dc6f92b8 JB |
4993 | register int xoff, yoff; |
4994 | { | |
f676886a JB |
4995 | f->display.x->top_pos = yoff; |
4996 | f->display.x->left_pos = xoff; | |
4997 | x_calc_absolute_position (f); | |
dc6f92b8 JB |
4998 | |
4999 | BLOCK_INPUT; | |
3afe33e7 RS |
5000 | #ifdef USE_X_TOOLKIT |
5001 | XMoveWindow (XDISPLAY XtWindow (f->display.x->widget), | |
5002 | f->display.x->left_pos, f->display.x->top_pos); | |
5003 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5004 | XMoveWindow (XDISPLAY FRAME_X_WINDOW (f), |
f676886a | 5005 | f->display.x->left_pos, f->display.x->top_pos); |
3afe33e7 | 5006 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5007 | #ifdef HAVE_X11 |
bc20ebbf | 5008 | x_wm_set_size_hint (f, 0, 1, xoff, yoff); |
c118dd06 | 5009 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
5010 | UNBLOCK_INPUT; |
5011 | } | |
5012 | ||
bc20ebbf FP |
5013 | /* Call this to change the size of frame F's x-window. |
5014 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
5015 | for this size change and subsequent size changes. | |
5016 | Otherwise we leave the window gravity unchanged. */ | |
dc6f92b8 | 5017 | |
bc20ebbf | 5018 | x_set_window_size (f, change_gravity, cols, rows) |
f676886a | 5019 | struct frame *f; |
bc20ebbf | 5020 | int change_gravity; |
b1c884c3 | 5021 | int cols, rows; |
dc6f92b8 JB |
5022 | { |
5023 | int pixelwidth, pixelheight; | |
5024 | int mask; | |
dc6f92b8 | 5025 | |
80fd1fe2 FP |
5026 | #ifdef USE_X_TOOLKIT |
5027 | BLOCK_INPUT; | |
5028 | EmacsFrameSetCharSize (f->display.x->edit_widget, cols, rows); | |
5029 | UNBLOCK_INPUT; | |
5030 | ||
5031 | #else /* not USE_X_TOOLKIT */ | |
5032 | ||
dc6f92b8 JB |
5033 | BLOCK_INPUT; |
5034 | ||
b1c884c3 | 5035 | check_frame_size (f, &rows, &cols); |
6dba1858 RS |
5036 | f->display.x->vertical_scroll_bar_extra |
5037 | = (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
5038 | ? VERTICAL_SCROLL_BAR_PIXEL_WIDTH (f) | |
5039 | : 0); | |
f451eb13 JB |
5040 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
5041 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
dc6f92b8 JB |
5042 | |
5043 | #ifdef HAVE_X11 | |
bc20ebbf | 5044 | x_wm_set_size_hint (f, 0, change_gravity, 0, 0); |
c118dd06 JB |
5045 | #endif /* ! defined (HAVE_X11) */ |
5046 | XChangeWindowSize (FRAME_X_WINDOW (f), pixelwidth, pixelheight); | |
b1c884c3 JB |
5047 | |
5048 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
5049 | but the window manager will get around to dealing with the size | |
5050 | change request eventually, and we'll hear how it went when the | |
dbc4e1c1 JB |
5051 | ConfigureNotify event gets here. |
5052 | ||
5053 | We could just not bother storing any of this information here, | |
5054 | and let the ConfigureNotify event set everything up, but that | |
5055 | might be kind of confusing to the lisp code, since size changes | |
5056 | wouldn't be reported in the frame parameters until some random | |
5057 | point in the future when the ConfigureNotify event arrives. */ | |
8922af5f | 5058 | change_frame_size (f, rows, cols, 0, 0); |
b1c884c3 JB |
5059 | PIXEL_WIDTH (f) = pixelwidth; |
5060 | PIXEL_HEIGHT (f) = pixelheight; | |
5061 | ||
dbc4e1c1 JB |
5062 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
5063 | receive in the ConfigureNotify event; if we get what we asked | |
5064 | for, then the event won't cause the screen to become garbaged, so | |
5065 | we have to make sure to do it here. */ | |
5066 | SET_FRAME_GARBAGED (f); | |
5067 | ||
dc6f92b8 JB |
5068 | XFlushQueue (); |
5069 | UNBLOCK_INPUT; | |
80fd1fe2 | 5070 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5071 | } |
5072 | ||
5073 | #ifndef HAVE_X11 | |
f676886a JB |
5074 | x_set_resize_hint (f) |
5075 | struct frame *f; | |
dc6f92b8 | 5076 | { |
12ba150f JB |
5077 | XSetResizeHint (FRAME_X_WINDOW (f), |
5078 | 2 * f->display.x->internal_border_width, | |
f676886a | 5079 | 2 * f->display.x->internal_border_width, |
12ba150f JB |
5080 | FONT_WIDTH (f->display.x->font), |
5081 | FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 | 5082 | } |
c118dd06 | 5083 | #endif /* HAVE_X11 */ |
dc6f92b8 | 5084 | \f |
f451eb13 | 5085 | /* Mouse warping, focus shifting, raising and lowering. */ |
dc6f92b8 | 5086 | |
f676886a JB |
5087 | x_set_mouse_position (f, x, y) |
5088 | struct frame *f; | |
dc6f92b8 JB |
5089 | int x, y; |
5090 | { | |
5091 | int pix_x, pix_y; | |
5092 | ||
4466efa5 | 5093 | #if 0 /* Let the user ask for this if he wants it. */ |
f676886a | 5094 | x_raise_frame (f); |
4466efa5 | 5095 | #endif |
dc6f92b8 | 5096 | |
12ba150f JB |
5097 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->display.x->font) / 2; |
5098 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + FONT_HEIGHT (f->display.x->font) / 2; | |
f451eb13 JB |
5099 | |
5100 | if (pix_x < 0) pix_x = 0; | |
5101 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
5102 | ||
5103 | if (pix_y < 0) pix_y = 0; | |
5104 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
dc6f92b8 JB |
5105 | |
5106 | BLOCK_INPUT; | |
dc6f92b8 | 5107 | |
c118dd06 | 5108 | XWarpMousePointer (FRAME_X_WINDOW (f), pix_x, pix_y); |
dc6f92b8 JB |
5109 | UNBLOCK_INPUT; |
5110 | } | |
5111 | ||
5112 | #ifdef HAVE_X11 | |
f676886a JB |
5113 | x_focus_on_frame (f) |
5114 | struct frame *f; | |
dc6f92b8 | 5115 | { |
1fb20991 | 5116 | #if 0 /* This proves to be unpleasant. */ |
f676886a | 5117 | x_raise_frame (f); |
1fb20991 | 5118 | #endif |
6d4238f3 JB |
5119 | #if 0 |
5120 | /* I don't think that the ICCCM allows programs to do things like this | |
5121 | without the interaction of the window manager. Whatever you end up | |
f676886a | 5122 | doing with this code, do it to x_unfocus_frame too. */ |
c118dd06 | 5123 | XSetInputFocus (x_current_display, FRAME_X_WINDOW (f), |
dc6f92b8 | 5124 | RevertToPointerRoot, CurrentTime); |
c118dd06 | 5125 | #endif /* ! 0 */ |
dc6f92b8 JB |
5126 | } |
5127 | ||
f676886a JB |
5128 | x_unfocus_frame (f) |
5129 | struct frame *f; | |
dc6f92b8 | 5130 | { |
6d4238f3 | 5131 | #if 0 |
f676886a JB |
5132 | /* Look at the remarks in x_focus_on_frame. */ |
5133 | if (x_focus_frame == f) | |
dc6f92b8 JB |
5134 | XSetInputFocus (x_current_display, PointerRoot, |
5135 | RevertToPointerRoot, CurrentTime); | |
c118dd06 | 5136 | #endif /* ! 0 */ |
dc6f92b8 JB |
5137 | } |
5138 | ||
c118dd06 | 5139 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 5140 | |
f676886a | 5141 | /* Raise frame F. */ |
dc6f92b8 | 5142 | |
f676886a JB |
5143 | x_raise_frame (f) |
5144 | struct frame *f; | |
dc6f92b8 | 5145 | { |
3a88c238 | 5146 | if (f->async_visible) |
dc6f92b8 JB |
5147 | { |
5148 | BLOCK_INPUT; | |
3afe33e7 RS |
5149 | #ifdef USE_X_TOOLKIT |
5150 | XRaiseWindow (XDISPLAY XtWindow (f->display.x->widget)); | |
5151 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5152 | XRaiseWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 5153 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5154 | XFlushQueue (); |
5155 | UNBLOCK_INPUT; | |
5156 | } | |
5157 | } | |
5158 | ||
f676886a | 5159 | /* Lower frame F. */ |
dc6f92b8 | 5160 | |
f676886a JB |
5161 | x_lower_frame (f) |
5162 | struct frame *f; | |
dc6f92b8 | 5163 | { |
3a88c238 | 5164 | if (f->async_visible) |
dc6f92b8 JB |
5165 | { |
5166 | BLOCK_INPUT; | |
3afe33e7 RS |
5167 | #ifdef USE_X_TOOLKIT |
5168 | XLowerWindow (XDISPLAY XtWindow (f->display.x->widget)); | |
5169 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5170 | XLowerWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 5171 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5172 | XFlushQueue (); |
5173 | UNBLOCK_INPUT; | |
5174 | } | |
5175 | } | |
5176 | ||
dbc4e1c1 JB |
5177 | static void |
5178 | XTframe_raise_lower (f, raise) | |
5179 | FRAME_PTR f; | |
5180 | int raise; | |
5181 | { | |
5182 | if (raise) | |
5183 | x_raise_frame (f); | |
5184 | else | |
5185 | x_lower_frame (f); | |
5186 | } | |
5187 | ||
5188 | ||
dc6f92b8 JB |
5189 | /* Change from withdrawn state to mapped state. */ |
5190 | ||
f676886a JB |
5191 | x_make_frame_visible (f) |
5192 | struct frame *f; | |
dc6f92b8 JB |
5193 | { |
5194 | int mask; | |
5195 | ||
dc6f92b8 | 5196 | BLOCK_INPUT; |
dc6f92b8 | 5197 | |
f676886a | 5198 | if (! FRAME_VISIBLE_P (f)) |
90e65f07 JB |
5199 | { |
5200 | #ifdef HAVE_X11 | |
5201 | if (! EQ (Vx_no_window_manager, Qt)) | |
f676886a | 5202 | x_wm_set_window_state (f, NormalState); |
3afe33e7 RS |
5203 | #ifdef USE_X_TOOLKIT |
5204 | XtPopup (f->display.x->widget, XtGrabNone); | |
5205 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5206 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 5207 | #endif /* not USE_X_TOOLKIT */ |
ab648270 | 5208 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) |
c118dd06 JB |
5209 | XMapSubwindows (x_current_display, FRAME_X_WINDOW (f)); |
5210 | #else /* ! defined (HAVE_X11) */ | |
5211 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
f676886a JB |
5212 | if (f->display.x->icon_desc != 0) |
5213 | XUnmapWindow (f->display.x->icon_desc); | |
dc6f92b8 | 5214 | |
90e65f07 | 5215 | /* Handled by the MapNotify event for X11 */ |
3a88c238 JB |
5216 | f->async_visible = 1; |
5217 | f->async_iconified = 0; | |
dc6f92b8 | 5218 | |
f676886a | 5219 | /* NOTE: this may cause problems for the first frame. */ |
90e65f07 | 5220 | XTcursor_to (0, 0); |
c118dd06 | 5221 | #endif /* ! defined (HAVE_X11) */ |
90e65f07 | 5222 | } |
dc6f92b8 | 5223 | |
dc6f92b8 | 5224 | XFlushQueue (); |
90e65f07 | 5225 | |
dc6f92b8 JB |
5226 | UNBLOCK_INPUT; |
5227 | } | |
5228 | ||
5229 | /* Change from mapped state to withdrawn state. */ | |
5230 | ||
f676886a JB |
5231 | x_make_frame_invisible (f) |
5232 | struct frame *f; | |
dc6f92b8 JB |
5233 | { |
5234 | int mask; | |
5235 | ||
9319ae23 RS |
5236 | /* Don't keep the highlight on an invisible frame. */ |
5237 | if (x_highlight_frame == f) | |
5238 | x_highlight_frame = 0; | |
5239 | ||
5240 | if (! f->async_visible && ! f->async_iconified) | |
dc6f92b8 JB |
5241 | return; |
5242 | ||
5243 | BLOCK_INPUT; | |
c118dd06 JB |
5244 | |
5245 | #ifdef HAVE_X11R4 | |
5246 | ||
bc20ebbf FP |
5247 | #ifdef USE_X_TOOLKIT |
5248 | if (! XWithdrawWindow (x_current_display, XtWindow (f->display.x->widget), | |
5249 | DefaultScreen (x_current_display))) | |
5250 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 JB |
5251 | if (! XWithdrawWindow (x_current_display, FRAME_X_WINDOW (f), |
5252 | DefaultScreen (x_current_display))) | |
bc20ebbf | 5253 | #endif /* not USE_X_TOOLKIT */ |
c118dd06 JB |
5254 | { |
5255 | UNBLOCK_INPUT_RESIGNAL; | |
eb8c3be9 | 5256 | error ("can't notify window manager of window withdrawal"); |
c118dd06 JB |
5257 | } |
5258 | ||
5259 | #else /* ! defined (HAVE_X11R4) */ | |
dc6f92b8 | 5260 | #ifdef HAVE_X11 |
16bd92ea | 5261 | |
c118dd06 | 5262 | /* Tell the window manager what we're going to do. */ |
dc6f92b8 JB |
5263 | if (! EQ (Vx_no_window_manager, Qt)) |
5264 | { | |
16bd92ea | 5265 | XEvent unmap; |
dc6f92b8 | 5266 | |
16bd92ea | 5267 | unmap.xunmap.type = UnmapNotify; |
bc20ebbf FP |
5268 | #ifdef USE_X_TOOLKIT |
5269 | unmap.xunmap.window = XtWindow (f->display.x->widget); | |
5270 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5271 | unmap.xunmap.window = FRAME_X_WINDOW (f); |
bc20ebbf | 5272 | #endif /* not USE_X_TOOLKIT */ |
16bd92ea JB |
5273 | unmap.xunmap.event = DefaultRootWindow (x_current_display); |
5274 | unmap.xunmap.from_configure = False; | |
5275 | if (! XSendEvent (x_current_display, | |
5276 | DefaultRootWindow (x_current_display), | |
5277 | False, | |
5278 | SubstructureRedirectMask|SubstructureNotifyMask, | |
5279 | &unmap)) | |
5280 | { | |
5281 | UNBLOCK_INPUT_RESIGNAL; | |
5282 | error ("can't notify window manager of withdrawal"); | |
5283 | } | |
dc6f92b8 JB |
5284 | } |
5285 | ||
16bd92ea | 5286 | /* Unmap the window ourselves. Cheeky! */ |
bc20ebbf FP |
5287 | #ifdef USE_X_TOOLKIT |
5288 | XUnmapWindow (x_current_display, XtWindow (f->display.x->widget)); | |
5289 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 5290 | XUnmapWindow (x_current_display, FRAME_X_WINDOW (f)); |
bc20ebbf | 5291 | #endif /* not USE_X_TOOLKIT */ |
c118dd06 | 5292 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 5293 | |
c118dd06 | 5294 | XUnmapWindow (FRAME_X_WINDOW (f)); |
3a88c238 | 5295 | f->async_visible = 0; /* Handled by the UnMap event for X11 */ |
f676886a | 5296 | if (f->display.x->icon_desc != 0) |
c118dd06 JB |
5297 | XUnmapWindow (f->display.x->icon_desc); |
5298 | ||
5299 | #endif /* ! defined (HAVE_X11) */ | |
5300 | #endif /* ! defined (HAVE_X11R4) */ | |
dc6f92b8 JB |
5301 | |
5302 | XFlushQueue (); | |
5303 | UNBLOCK_INPUT; | |
5304 | } | |
5305 | ||
dc6f92b8 JB |
5306 | /* Change window state from mapped to iconified. */ |
5307 | ||
f676886a JB |
5308 | x_iconify_frame (f) |
5309 | struct frame *f; | |
dc6f92b8 JB |
5310 | { |
5311 | int mask; | |
3afe33e7 | 5312 | int result; |
dc6f92b8 | 5313 | |
9319ae23 RS |
5314 | /* Don't keep the highlight on an invisible frame. */ |
5315 | if (x_highlight_frame == f) | |
5316 | x_highlight_frame = 0; | |
5317 | ||
3a88c238 | 5318 | if (f->async_iconified) |
dc6f92b8 JB |
5319 | return; |
5320 | ||
3afe33e7 RS |
5321 | #ifdef USE_X_TOOLKIT |
5322 | BLOCK_INPUT; | |
5323 | result = XIconifyWindow (x_current_display, | |
bc20ebbf | 5324 | XtWindow (f->display.x->widget), |
3afe33e7 RS |
5325 | DefaultScreen (x_current_display)); |
5326 | UNBLOCK_INPUT; | |
5327 | ||
5328 | if (!result) | |
5329 | error ("Can't notify window manager of iconification."); | |
5330 | ||
5331 | f->async_iconified = 1; | |
8c002a25 KH |
5332 | |
5333 | BLOCK_INPUT; | |
5334 | XFlushQueue (); | |
5335 | UNBLOCK_INPUT; | |
3afe33e7 RS |
5336 | #else /* not USE_X_TOOLKIT */ |
5337 | ||
dc6f92b8 JB |
5338 | BLOCK_INPUT; |
5339 | ||
5340 | #ifdef HAVE_X11 | |
16bd92ea JB |
5341 | /* Since we don't know which revision of X we're running, we'll use both |
5342 | the X11R3 and X11R4 techniques. I don't know if this is a good idea. */ | |
5343 | ||
5344 | /* X11R4: send a ClientMessage to the window manager using the | |
5345 | WM_CHANGE_STATE type. */ | |
5346 | { | |
5347 | XEvent message; | |
5348 | ||
c118dd06 | 5349 | message.xclient.window = FRAME_X_WINDOW (f); |
16bd92ea JB |
5350 | message.xclient.type = ClientMessage; |
5351 | message.xclient.message_type = Xatom_wm_change_state; | |
5352 | message.xclient.format = 32; | |
5353 | message.xclient.data.l[0] = IconicState; | |
5354 | ||
5355 | if (! XSendEvent (x_current_display, | |
5356 | DefaultRootWindow (x_current_display), | |
5357 | False, | |
5358 | SubstructureRedirectMask | SubstructureNotifyMask, | |
5359 | &message)) | |
dc6f92b8 JB |
5360 | { |
5361 | UNBLOCK_INPUT_RESIGNAL; | |
5362 | error ("Can't notify window manager of iconification."); | |
5363 | } | |
16bd92ea | 5364 | } |
dc6f92b8 | 5365 | |
16bd92ea JB |
5366 | /* X11R3: set the initial_state field of the window manager hints to |
5367 | IconicState. */ | |
5368 | x_wm_set_window_state (f, IconicState); | |
dc6f92b8 | 5369 | |
a9c00105 RS |
5370 | if (!FRAME_VISIBLE_P (f)) |
5371 | { | |
5372 | /* If the frame was withdrawn, before, we must map it. */ | |
5373 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
5374 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
5375 | XMapSubwindows (x_current_display, FRAME_X_WINDOW (f)); | |
5376 | } | |
5377 | ||
3a88c238 | 5378 | f->async_iconified = 1; |
c118dd06 JB |
5379 | #else /* ! defined (HAVE_X11) */ |
5380 | XUnmapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
dc6f92b8 | 5381 | |
3a88c238 | 5382 | f->async_visible = 0; /* Handled in the UnMap event for X11. */ |
f676886a | 5383 | if (f->display.x->icon_desc != 0) |
dc6f92b8 | 5384 | { |
f676886a JB |
5385 | XMapWindow (XDISPLAY f->display.x->icon_desc); |
5386 | refreshicon (f); | |
dc6f92b8 | 5387 | } |
c118dd06 | 5388 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
5389 | |
5390 | XFlushQueue (); | |
5391 | UNBLOCK_INPUT; | |
8c002a25 | 5392 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
5393 | } |
5394 | ||
c0ff3fab | 5395 | /* Destroy the X window of frame F. */ |
dc6f92b8 | 5396 | |
c0ff3fab | 5397 | x_destroy_window (f) |
f676886a | 5398 | struct frame *f; |
dc6f92b8 | 5399 | { |
dc6f92b8 | 5400 | BLOCK_INPUT; |
c0ff3fab JB |
5401 | |
5402 | if (f->display.x->icon_desc != 0) | |
5403 | XDestroyWindow (XDISPLAY f->display.x->icon_desc); | |
5404 | XDestroyWindow (XDISPLAY f->display.x->window_desc); | |
3afe33e7 RS |
5405 | #ifdef USE_X_TOOLKIT |
5406 | XtDestroyWidget (f->display.x->widget); | |
9d7e2e3e | 5407 | free_frame_menubar (f); |
3afe33e7 RS |
5408 | #endif /* USE_X_TOOLKIT */ |
5409 | ||
07e34cb0 | 5410 | free_frame_faces (f); |
dc6f92b8 | 5411 | XFlushQueue (); |
dc6f92b8 | 5412 | |
9ac0d9e0 | 5413 | xfree (f->display.x); |
c0ff3fab | 5414 | f->display.x = 0; |
f676886a JB |
5415 | if (f == x_focus_frame) |
5416 | x_focus_frame = 0; | |
5417 | if (f == x_highlight_frame) | |
5418 | x_highlight_frame = 0; | |
c0ff3fab JB |
5419 | |
5420 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
5421 | } |
5422 | \f | |
f451eb13 JB |
5423 | /* Manage event queues for X10. */ |
5424 | ||
dc6f92b8 JB |
5425 | #ifndef HAVE_X11 |
5426 | ||
5427 | /* Manage event queues. | |
5428 | ||
5429 | This code is only used by the X10 support. | |
5430 | ||
5431 | We cannot leave events in the X queue and get them when we are ready | |
5432 | because X does not provide a subroutine to get only a certain kind | |
5433 | of event but not block if there are no queued events of that kind. | |
5434 | ||
5435 | Therefore, we must examine events as they come in and copy events | |
5436 | of certain kinds into our private queues. | |
5437 | ||
5438 | All ExposeRegion events are put in x_expose_queue. | |
69388238 | 5439 | All ButtonPress and ButtonRelease events are put in x_mouse_queue. */ |
dc6f92b8 JB |
5440 | |
5441 | ||
5442 | /* Write the event *P_XREP into the event queue *QUEUE. | |
5443 | If the queue is full, do nothing, but return nonzero. */ | |
5444 | ||
5445 | int | |
5446 | enqueue_event (p_xrep, queue) | |
5447 | register XEvent *p_xrep; | |
5448 | register struct event_queue *queue; | |
5449 | { | |
5450 | int newindex = queue->windex + 1; | |
5451 | if (newindex == EVENT_BUFFER_SIZE) | |
5452 | newindex = 0; | |
5453 | if (newindex == queue->rindex) | |
5454 | return -1; | |
5455 | queue->xrep[queue->windex] = *p_xrep; | |
5456 | queue->windex = newindex; | |
5457 | return 0; | |
5458 | } | |
5459 | ||
5460 | /* Fetch the next event from queue *QUEUE and store it in *P_XREP. | |
5461 | If *QUEUE is empty, do nothing and return 0. */ | |
5462 | ||
5463 | int | |
5464 | dequeue_event (p_xrep, queue) | |
5465 | register XEvent *p_xrep; | |
5466 | register struct event_queue *queue; | |
5467 | { | |
5468 | if (queue->windex == queue->rindex) | |
5469 | return 0; | |
5470 | *p_xrep = queue->xrep[queue->rindex++]; | |
5471 | if (queue->rindex == EVENT_BUFFER_SIZE) | |
5472 | queue->rindex = 0; | |
5473 | return 1; | |
5474 | } | |
5475 | ||
5476 | /* Return the number of events buffered in *QUEUE. */ | |
5477 | ||
5478 | int | |
5479 | queue_event_count (queue) | |
5480 | register struct event_queue *queue; | |
5481 | { | |
5482 | int tem = queue->windex - queue->rindex; | |
5483 | if (tem >= 0) | |
5484 | return tem; | |
5485 | return EVENT_BUFFER_SIZE + tem; | |
5486 | } | |
5487 | ||
5488 | /* Return nonzero if mouse input is pending. */ | |
5489 | ||
5490 | int | |
5491 | mouse_event_pending_p () | |
5492 | { | |
5493 | return queue_event_count (&x_mouse_queue); | |
5494 | } | |
c118dd06 | 5495 | #endif /* HAVE_X11 */ |
dc6f92b8 | 5496 | \f |
f451eb13 JB |
5497 | /* Setting window manager hints. */ |
5498 | ||
dc6f92b8 JB |
5499 | #ifdef HAVE_X11 |
5500 | ||
bc20ebbf FP |
5501 | /* Record the gravity used previously, in case CHANGE_GRAVITY is 0. */ |
5502 | static int previous_gravity; | |
5503 | ||
6dba1858 | 5504 | /* SPEC_X and SPEC_Y are the specified positions. |
bc20ebbf FP |
5505 | We look only at their sign, to decide the gravity. |
5506 | If CHANGE_GRAVITY is 0, we ignore SPEC_X and SPEC_Y | |
5507 | and leave the gravity unchanged. */ | |
6dba1858 | 5508 | |
bc20ebbf | 5509 | x_wm_set_size_hint (f, prompting, change_gravity, spec_x, spec_y) |
f676886a | 5510 | struct frame *f; |
dc6f92b8 | 5511 | long prompting; |
bc20ebbf | 5512 | int change_gravity; |
6dba1858 | 5513 | int spec_x, spec_y; |
dc6f92b8 JB |
5514 | { |
5515 | XSizeHints size_hints; | |
3afe33e7 RS |
5516 | |
5517 | #ifdef USE_X_TOOLKIT | |
7e4f2521 FP |
5518 | Arg al[2]; |
5519 | int ac = 0; | |
5520 | Dimension widget_width, widget_height; | |
bc20ebbf | 5521 | Window window = XtWindow (f->display.x->widget); |
3afe33e7 | 5522 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5523 | Window window = FRAME_X_WINDOW (f); |
3afe33e7 | 5524 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5525 | |
f7f79491 | 5526 | size_hints.flags = PResizeInc | PMinSize /* | PMaxSize */; |
dc6f92b8 | 5527 | |
f676886a JB |
5528 | flexlines = f->height; |
5529 | ||
5530 | size_hints.x = f->display.x->left_pos; | |
5531 | size_hints.y = f->display.x->top_pos; | |
7e4f2521 FP |
5532 | #ifdef USE_X_TOOLKIT |
5533 | XtSetArg (al[ac], XtNwidth, &widget_width); ac++; | |
5534 | XtSetArg (al[ac], XtNheight, &widget_height); ac++; | |
5535 | XtGetValues (f->display.x->column_widget, al, ac); | |
5536 | size_hints.height = widget_height; | |
5537 | size_hints.width = widget_width; | |
5538 | #else /* not USE_X_TOOLKIT */ | |
f676886a JB |
5539 | size_hints.height = PIXEL_HEIGHT (f); |
5540 | size_hints.width = PIXEL_WIDTH (f); | |
7e4f2521 | 5541 | #endif /* not USE_X_TOOLKIT */ |
f676886a JB |
5542 | size_hints.width_inc = FONT_WIDTH (f->display.x->font); |
5543 | size_hints.height_inc = FONT_HEIGHT (f->display.x->font); | |
f7f79491 | 5544 | #if 0 |
12ba150f JB |
5545 | size_hints.max_width = x_screen_width - CHAR_TO_PIXEL_WIDTH (f, 0); |
5546 | size_hints.max_height = x_screen_height - CHAR_TO_PIXEL_HEIGHT (f, 0); | |
f7f79491 | 5547 | #endif |
b1c884c3 | 5548 | { |
b0342f17 JB |
5549 | int base_width, base_height; |
5550 | ||
f451eb13 JB |
5551 | base_width = CHAR_TO_PIXEL_WIDTH (f, 0); |
5552 | base_height = CHAR_TO_PIXEL_HEIGHT (f, 0); | |
b0342f17 JB |
5553 | |
5554 | { | |
5555 | int min_rows = 0, min_cols = 0; | |
5556 | check_frame_size (f, &min_rows, &min_cols); | |
5557 | ||
5558 | /* The window manager uses the base width hints to calculate the | |
5559 | current number of rows and columns in the frame while | |
5560 | resizing; min_width and min_height aren't useful for this | |
5561 | purpose, since they might not give the dimensions for a | |
5562 | zero-row, zero-column frame. | |
5563 | ||
5564 | We use the base_width and base_height members if we have | |
5565 | them; otherwise, we set the min_width and min_height members | |
5566 | to the size for a zero x zero frame. */ | |
5567 | ||
5568 | #ifdef HAVE_X11R4 | |
5569 | size_hints.flags |= PBaseSize; | |
5570 | size_hints.base_width = base_width; | |
5571 | size_hints.base_height = base_height; | |
5572 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
5573 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
5574 | #else | |
5575 | size_hints.min_width = base_width; | |
5576 | size_hints.min_height = base_height; | |
5577 | #endif | |
5578 | } | |
b1c884c3 | 5579 | |
b1c884c3 | 5580 | } |
dc6f92b8 JB |
5581 | |
5582 | if (prompting) | |
5583 | size_hints.flags |= prompting; | |
5584 | else | |
5585 | { | |
5586 | XSizeHints hints; /* Sometimes I hate X Windows... */ | |
5587 | ||
82ee0df4 RS |
5588 | if (XGetNormalHints (x_current_display, window, &hints) == 0) |
5589 | hints.flags = 0; | |
dc6f92b8 JB |
5590 | if (hints.flags & PSize) |
5591 | size_hints.flags |= PSize; | |
5592 | if (hints.flags & PPosition) | |
5593 | size_hints.flags |= PPosition; | |
5594 | if (hints.flags & USPosition) | |
5595 | size_hints.flags |= USPosition; | |
5596 | if (hints.flags & USSize) | |
5597 | size_hints.flags |= USSize; | |
5598 | } | |
2554751d | 5599 | #if defined (PWinGravity) |
bc20ebbf | 5600 | if (change_gravity) |
6dba1858 | 5601 | { |
bc20ebbf FP |
5602 | switch (((spec_x < 0) << 1) + (spec_y < 0)) |
5603 | { | |
5604 | case 0: | |
5605 | size_hints.win_gravity = NorthWestGravity; | |
5606 | break; | |
5607 | case 1: | |
5608 | size_hints.win_gravity = NorthEastGravity; | |
5609 | break; | |
5610 | case 2: | |
5611 | size_hints.win_gravity = SouthWestGravity; | |
5612 | break; | |
5613 | case 3: | |
5614 | size_hints.win_gravity = SouthEastGravity; | |
5615 | break; | |
5616 | } | |
5617 | previous_gravity = size_hints.win_gravity; | |
6dba1858 | 5618 | } |
bc20ebbf FP |
5619 | else |
5620 | size_hints.win_gravity = previous_gravity; | |
5621 | ||
6dba1858 | 5622 | size_hints.flags |= PWinGravity; |
2554751d | 5623 | #endif /* PWinGravity */ |
6dba1858 | 5624 | |
b0342f17 JB |
5625 | #ifdef HAVE_X11R4 |
5626 | XSetWMNormalHints (x_current_display, window, &size_hints); | |
5627 | #else | |
dc6f92b8 | 5628 | XSetNormalHints (x_current_display, window, &size_hints); |
b0342f17 | 5629 | #endif |
dc6f92b8 JB |
5630 | } |
5631 | ||
5632 | /* Used for IconicState or NormalState */ | |
f676886a JB |
5633 | x_wm_set_window_state (f, state) |
5634 | struct frame *f; | |
dc6f92b8 JB |
5635 | int state; |
5636 | { | |
3afe33e7 | 5637 | #ifdef USE_X_TOOLKIT |
bc20ebbf | 5638 | Window window = XtWindow (f->display.x->widget); |
3afe33e7 | 5639 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5640 | Window window = FRAME_X_WINDOW (f); |
3afe33e7 | 5641 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5642 | |
16bd92ea JB |
5643 | f->display.x->wm_hints.flags |= StateHint; |
5644 | f->display.x->wm_hints.initial_state = state; | |
b1c884c3 | 5645 | |
16bd92ea | 5646 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5647 | } |
5648 | ||
f676886a JB |
5649 | x_wm_set_icon_pixmap (f, icon_pixmap) |
5650 | struct frame *f; | |
dc6f92b8 JB |
5651 | Pixmap icon_pixmap; |
5652 | { | |
c118dd06 | 5653 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 5654 | |
dbc4e1c1 JB |
5655 | if (icon_pixmap) |
5656 | { | |
5657 | f->display.x->wm_hints.icon_pixmap = icon_pixmap; | |
5658 | f->display.x->wm_hints.flags |= IconPixmapHint; | |
5659 | } | |
5660 | else | |
5661 | f->display.x->wm_hints.flags &= ~IconPixmapHint; | |
b1c884c3 | 5662 | |
16bd92ea | 5663 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5664 | } |
5665 | ||
f676886a JB |
5666 | x_wm_set_icon_position (f, icon_x, icon_y) |
5667 | struct frame *f; | |
dc6f92b8 JB |
5668 | int icon_x, icon_y; |
5669 | { | |
c118dd06 | 5670 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 5671 | |
16bd92ea JB |
5672 | f->display.x->wm_hints.flags |= IconPositionHint; |
5673 | f->display.x->wm_hints.icon_x = icon_x; | |
5674 | f->display.x->wm_hints.icon_y = icon_y; | |
b1c884c3 | 5675 | |
16bd92ea | 5676 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5677 | } |
5678 | ||
5679 | \f | |
f451eb13 JB |
5680 | /* Initialization. */ |
5681 | ||
3afe33e7 RS |
5682 | #ifdef USE_X_TOOLKIT |
5683 | static XrmOptionDescRec emacs_options[] = { | |
5684 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
5685 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
5686 | ||
5687 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
5688 | XrmoptionSepArg, NULL}, | |
5689 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
5690 | ||
5691 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5692 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5693 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5694 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5695 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5696 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
5697 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
5698 | }; | |
5699 | #endif /* USE_X_TOOLKIT */ | |
5700 | ||
dc6f92b8 JB |
5701 | void |
5702 | x_term_init (display_name) | |
5703 | char *display_name; | |
5704 | { | |
f676886a | 5705 | Lisp_Object frame; |
dc6f92b8 | 5706 | char *defaultvalue; |
3afe33e7 RS |
5707 | int argc = 0; |
5708 | char** argv = 0; | |
041b69ac | 5709 | #ifndef F_SETOWN_BUG |
dc6f92b8 JB |
5710 | #ifdef F_SETOWN |
5711 | extern int old_fcntl_owner; | |
c118dd06 | 5712 | #endif /* ! defined (F_SETOWN) */ |
041b69ac | 5713 | #endif /* F_SETOWN_BUG */ |
6d4238f3 | 5714 | |
f676886a | 5715 | x_focus_frame = x_highlight_frame = 0; |
dc6f92b8 | 5716 | |
3afe33e7 | 5717 | #ifdef USE_X_TOOLKIT |
5c94b90b | 5718 | argv = (char **) XtMalloc (3 * sizeof (char *)); |
3afe33e7 RS |
5719 | argv [0] = ""; |
5720 | argv [1] = "-display"; | |
5721 | argv [2] = display_name; | |
5722 | argc = 3; | |
5723 | Xt_app_shell = XtAppInitialize (&Xt_app_con, "Emacs", | |
bc20ebbf | 5724 | emacs_options, XtNumber (emacs_options), |
3afe33e7 RS |
5725 | &argc, argv, |
5726 | NULL, NULL, 0); | |
5727 | XtFree (argv); | |
5728 | x_current_display = XtDisplay (Xt_app_shell); | |
5729 | ||
5730 | #else /* not USE_X_TOOLKIT */ | |
dc6f92b8 | 5731 | x_current_display = XOpenDisplay (display_name); |
3afe33e7 | 5732 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5733 | if (x_current_display == 0) |
041b69ac JB |
5734 | fatal ("X server %s not responding.\n\ |
5735 | Check the DISPLAY environment variable or use \"-d\"\n", | |
dc6f92b8 JB |
5736 | display_name); |
5737 | ||
5738 | #ifdef HAVE_X11 | |
5739 | { | |
dc6f92b8 JB |
5740 | #if 0 |
5741 | XSetAfterFunction (x_current_display, x_trace_wire); | |
c118dd06 | 5742 | #endif /* ! 0 */ |
8c86eccd | 5743 | hostname = get_system_name (); |
59653951 | 5744 | x_id_name = (char *) xmalloc (XSTRING (Vinvocation_name)->size |
60fb3ee1 JB |
5745 | + strlen (hostname) |
5746 | + 2); | |
59653951 | 5747 | sprintf (x_id_name, "%s@%s", XSTRING (Vinvocation_name)->data, hostname); |
dc6f92b8 | 5748 | } |
28430d3c JB |
5749 | |
5750 | /* Figure out which modifier bits mean what. */ | |
5751 | x_find_modifier_meanings (); | |
f451eb13 | 5752 | |
ab648270 | 5753 | /* Get the scroll bar cursor. */ |
d56a553a RS |
5754 | x_vertical_scroll_bar_cursor |
5755 | = XCreateFontCursor (x_current_display, XC_sb_v_double_arrow); | |
f451eb13 | 5756 | |
d56a553a | 5757 | #if 0 |
28430d3c JB |
5758 | /* Watch for PropertyNotify events on the root window; we use them |
5759 | to figure out when to invalidate our cache of the cut buffers. */ | |
5760 | x_watch_cut_buffer_cache (); | |
d56a553a | 5761 | #endif |
28430d3c | 5762 | |
a4fc7360 | 5763 | if (ConnectionNumber (x_current_display) != 0) |
61c3ce62 RS |
5764 | change_keyboard_wait_descriptor (ConnectionNumber (x_current_display)); |
5765 | change_input_fd (ConnectionNumber (x_current_display)); | |
6d4238f3 | 5766 | |
c118dd06 | 5767 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 5768 | |
041b69ac | 5769 | #ifndef F_SETOWN_BUG |
dc6f92b8 | 5770 | #ifdef F_SETOWN |
61c3ce62 | 5771 | old_fcntl_owner = fcntl (ConnectionNumber (x_current_display), F_GETOWN, 0); |
dc6f92b8 | 5772 | #ifdef F_SETOWN_SOCK_NEG |
61c3ce62 RS |
5773 | /* stdin is a socket here */ |
5774 | fcntl (ConnectionNumber (x_current_display), F_SETOWN, -getpid ()); | |
c118dd06 | 5775 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ |
61c3ce62 | 5776 | fcntl (ConnectionNumber (x_current_display), F_SETOWN, getpid ()); |
c118dd06 JB |
5777 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ |
5778 | #endif /* ! defined (F_SETOWN) */ | |
041b69ac | 5779 | #endif /* F_SETOWN_BUG */ |
dc6f92b8 JB |
5780 | |
5781 | #ifdef SIGIO | |
5782 | init_sigio (); | |
c118dd06 | 5783 | #endif /* ! defined (SIGIO) */ |
dc6f92b8 | 5784 | |
dc6f92b8 JB |
5785 | expose_all_windows = 0; |
5786 | ||
f676886a | 5787 | clear_frame_hook = XTclear_frame; |
dc6f92b8 JB |
5788 | clear_end_of_line_hook = XTclear_end_of_line; |
5789 | ins_del_lines_hook = XTins_del_lines; | |
5790 | change_line_highlight_hook = XTchange_line_highlight; | |
5791 | insert_glyphs_hook = XTinsert_glyphs; | |
5792 | write_glyphs_hook = XTwrite_glyphs; | |
5793 | delete_glyphs_hook = XTdelete_glyphs; | |
5794 | ring_bell_hook = XTring_bell; | |
5795 | reset_terminal_modes_hook = XTreset_terminal_modes; | |
5796 | set_terminal_modes_hook = XTset_terminal_modes; | |
5797 | update_begin_hook = XTupdate_begin; | |
5798 | update_end_hook = XTupdate_end; | |
5799 | set_terminal_window_hook = XTset_terminal_window; | |
5800 | read_socket_hook = XTread_socket; | |
b8009dd1 | 5801 | frame_up_to_date_hook = XTframe_up_to_date; |
dc6f92b8 JB |
5802 | cursor_to_hook = XTcursor_to; |
5803 | reassert_line_highlight_hook = XTreassert_line_highlight; | |
90e65f07 | 5804 | mouse_position_hook = XTmouse_position; |
f451eb13 | 5805 | frame_rehighlight_hook = XTframe_rehighlight; |
dbc4e1c1 | 5806 | frame_raise_lower_hook = XTframe_raise_lower; |
ab648270 JB |
5807 | set_vertical_scroll_bar_hook = XTset_vertical_scroll_bar; |
5808 | condemn_scroll_bars_hook = XTcondemn_scroll_bars; | |
5809 | redeem_scroll_bar_hook = XTredeem_scroll_bar; | |
5810 | judge_scroll_bars_hook = XTjudge_scroll_bars; | |
dc6f92b8 | 5811 | |
f676886a | 5812 | scroll_region_ok = 1; /* we'll scroll partial frames */ |
dc6f92b8 JB |
5813 | char_ins_del_ok = 0; /* just as fast to write the line */ |
5814 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
5815 | fast_clear_end_of_line = 1; /* X does this well */ | |
f676886a | 5816 | memory_below_frame = 0; /* we don't remember what scrolls |
dc6f92b8 JB |
5817 | off the bottom */ |
5818 | baud_rate = 19200; | |
5819 | ||
b30b24cb RS |
5820 | /* Try to use interrupt input; if we can't, then start polling. */ |
5821 | Fset_input_mode (Qt, Qnil, Qt, Qnil); | |
5822 | ||
c118dd06 JB |
5823 | /* Note that there is no real way portable across R3/R4 to get the |
5824 | original error handler. */ | |
5825 | XHandleError (x_error_quitter); | |
8922af5f | 5826 | XHandleIOError (x_io_error_quitter); |
dc6f92b8 JB |
5827 | |
5828 | /* Disable Window Change signals; they are handled by X events. */ | |
5829 | #ifdef SIGWINCH | |
5830 | signal (SIGWINCH, SIG_DFL); | |
c118dd06 | 5831 | #endif /* ! defined (SIGWINCH) */ |
dc6f92b8 | 5832 | |
c118dd06 | 5833 | signal (SIGPIPE, x_connection_closed); |
dc6f92b8 | 5834 | } |
55123275 JB |
5835 | |
5836 | void | |
5837 | syms_of_xterm () | |
5838 | { | |
ab648270 | 5839 | staticpro (&last_mouse_scroll_bar); |
e53cb100 | 5840 | last_mouse_scroll_bar = Qnil; |
b8009dd1 RS |
5841 | staticpro (&mouse_face_window); |
5842 | mouse_face_window = Qnil; | |
55123275 | 5843 | } |
c118dd06 JB |
5844 | #endif /* ! defined (HAVE_X11) */ |
5845 | #endif /* ! defined (HAVE_X_WINDOWS) */ |