Commit | Line | Data |
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dc6f92b8 | 1 | /* X Communication module for terminals which understand the X protocol. |
5116f055 | 2 | Copyright (C) 1989, 1993 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 JB |
73 | |
74 | #include <fcntl.h> | |
dc6f92b8 JB |
75 | #include <ctype.h> |
76 | #include <errno.h> | |
77 | #include <setjmp.h> | |
78 | #include <sys/stat.h> | |
79 | #include <sys/param.h> | |
80 | ||
81 | #include "dispextern.h" | |
82 | #include "termhooks.h" | |
83 | #include "termopts.h" | |
84 | #include "termchar.h" | |
85 | #if 0 | |
86 | #include "sink.h" | |
87 | #include "sinkmask.h" | |
c118dd06 | 88 | #endif /* ! 0 */ |
dc6f92b8 | 89 | #include "gnu.h" |
f676886a | 90 | #include "frame.h" |
dc6f92b8 | 91 | #include "disptab.h" |
dc6f92b8 | 92 | #include "buffer.h" |
f451eb13 | 93 | #include "window.h" |
dc6f92b8 | 94 | |
3afe33e7 RS |
95 | #ifdef USE_X_TOOLKIT |
96 | extern XtAppContext Xt_app_con; | |
97 | extern Widget Xt_app_shell; | |
9d7e2e3e | 98 | extern void free_frame_menubar (); |
3afe33e7 RS |
99 | #endif /* USE_X_TOOLKIT */ |
100 | ||
b849c413 RS |
101 | #ifndef USE_X_TOOLKIT |
102 | #define x_any_window_to_frame x_window_to_frame | |
103 | #endif | |
104 | ||
dc6f92b8 JB |
105 | #ifdef HAVE_X11 |
106 | #define XMapWindow XMapRaised /* Raise them when mapping. */ | |
c118dd06 | 107 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
108 | #include <X/Xkeyboard.h> |
109 | /*#include <X/Xproto.h> */ | |
c118dd06 | 110 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 111 | |
c34efc6c JB |
112 | #ifdef FD_SET |
113 | /* We could get this from param.h, but better not to depend on finding that. | |
114 | And better not to risk that it might define other symbols used in this | |
115 | file. */ | |
116 | #ifdef FD_SETSIZE | |
117 | #define MAXDESC FD_SETSIZE | |
118 | #else | |
119 | #define MAXDESC 64 | |
120 | #endif | |
121 | #define SELECT_TYPE fd_set | |
122 | #else /* no FD_SET */ | |
123 | #define MAXDESC 32 | |
124 | #define SELECT_TYPE int | |
125 | ||
126 | /* Define the macros to access a single-int bitmap of descriptors. */ | |
127 | #define FD_SET(n, p) (*(p) |= (1 << (n))) | |
128 | #define FD_CLR(n, p) (*(p) &= ~(1 << (n))) | |
129 | #define FD_ISSET(n, p) (*(p) & (1 << (n))) | |
130 | #define FD_ZERO(p) (*(p) = 0) | |
131 | #endif /* no FD_SET */ | |
132 | ||
dc6f92b8 JB |
133 | /* For sending Meta-characters. Do we need this? */ |
134 | #define METABIT 0200 | |
135 | ||
136 | #define min(a,b) ((a)<(b) ? (a) : (b)) | |
137 | #define max(a,b) ((a)>(b) ? (a) : (b)) | |
69388238 | 138 | \f |
dc6f92b8 JB |
139 | /* Nonzero means we must reprint all windows |
140 | because 1) we received an ExposeWindow event | |
f451eb13 | 141 | or 2) we received too many ExposeRegion events to record. |
dc6f92b8 | 142 | |
f451eb13 | 143 | This is never needed under X11. */ |
dc6f92b8 JB |
144 | static int expose_all_windows; |
145 | ||
146 | /* Nonzero means we must reprint all icon windows. */ | |
147 | ||
148 | static int expose_all_icons; | |
149 | ||
150 | #ifndef HAVE_X11 | |
151 | /* ExposeRegion events, when received, are copied into this queue | |
152 | for later processing. */ | |
153 | ||
154 | static struct event_queue x_expose_queue; | |
155 | ||
69388238 | 156 | /* ButtonPress and ButtonReleased events, when received, |
dc6f92b8 JB |
157 | are copied into this queue for later processing. */ |
158 | ||
159 | struct event_queue x_mouse_queue; | |
c118dd06 | 160 | #endif /* HAVE_X11 */ |
dc6f92b8 | 161 | |
dc6f92b8 JB |
162 | #if defined (SIGIO) && defined (FIONREAD) |
163 | int BLOCK_INPUT_mask; | |
c118dd06 | 164 | #endif /* ! defined (SIGIO) && defined (FIONREAD) */ |
dc6f92b8 | 165 | |
dc6f92b8 JB |
166 | /* The id of a bitmap used for icon windows. |
167 | One such map is shared by all Emacs icon windows. | |
168 | This is zero if we have not yet had a need to create the bitmap. */ | |
169 | ||
170 | static Bitmap icon_bitmap; | |
171 | ||
172 | /* Font used for text icons. */ | |
173 | ||
174 | static FONT_TYPE *icon_font_info; | |
175 | ||
176 | /* Stuff for dealing with the main icon title. */ | |
177 | ||
178 | extern Lisp_Object Vcommand_line_args; | |
60fb3ee1 | 179 | char *hostname, *x_id_name; |
dc6f92b8 JB |
180 | |
181 | /* This is the X connection that we are using. */ | |
182 | ||
183 | Display *x_current_display; | |
184 | ||
ab648270 JB |
185 | /* The cursor to use for vertical scroll bars on x_current_display. */ |
186 | static Cursor x_vertical_scroll_bar_cursor; | |
f451eb13 | 187 | |
987d2ad1 | 188 | /* Frame being updated by update_frame. This is declared in term.c. |
d0386f2a | 189 | This is set by update_begin and looked at by all the |
dc6f92b8 | 190 | XT functions. It is zero while not inside an update. |
f676886a JB |
191 | In that case, the XT functions assume that `selected_frame' |
192 | is the frame to apply to. */ | |
d0386f2a | 193 | extern struct frame *updating_frame; |
dc6f92b8 | 194 | |
f676886a | 195 | /* The frame (if any) which has the X window that has keyboard focus. |
f451eb13 JB |
196 | Zero if none. This is examined by Ffocus_frame in frame.c. Note |
197 | that a mere EnterNotify event can set this; if you need to know the | |
198 | last frame specified in a FocusIn or FocusOut event, use | |
199 | x_focus_event_frame. */ | |
f676886a | 200 | struct frame *x_focus_frame; |
dc6f92b8 | 201 | |
f451eb13 JB |
202 | /* The last frame mentioned in a FocusIn or FocusOut event. This is |
203 | separate from x_focus_frame, because whether or not LeaveNotify | |
204 | events cause us to lose focus depends on whether or not we have | |
205 | received a FocusIn event for it. */ | |
206 | struct frame *x_focus_event_frame; | |
207 | ||
f676886a JB |
208 | /* The frame which currently has the visual highlight, and should get |
209 | keyboard input (other sorts of input have the frame encoded in the | |
210 | event). It points to the X focus frame's selected window's | |
211 | frame. It differs from x_focus_frame when we're using a global | |
6d4238f3 | 212 | minibuffer. */ |
f676886a | 213 | static struct frame *x_highlight_frame; |
6d4238f3 | 214 | |
dc6f92b8 | 215 | /* From .Xdefaults, the value of "emacs.WarpMouse". If non-zero, |
f676886a | 216 | mouse is moved to inside of frame when frame is de-iconified. */ |
dc6f92b8 JB |
217 | |
218 | static int warp_mouse_on_deiconify; | |
219 | ||
220 | /* During an update, maximum vpos for ins/del line operations to affect. */ | |
221 | ||
222 | static int flexlines; | |
223 | ||
224 | /* During an update, nonzero if chars output now should be highlighted. */ | |
225 | ||
226 | static int highlight; | |
227 | ||
228 | /* Nominal cursor position -- where to draw output. | |
229 | During an update, these are different from the cursor-box position. */ | |
230 | ||
231 | static int curs_x; | |
232 | static int curs_y; | |
233 | ||
69388238 RS |
234 | /* Mouse movement. |
235 | ||
236 | In order to avoid asking for motion events and then throwing most | |
237 | of them away or busy-polling the server for mouse positions, we ask | |
238 | the server for pointer motion hints. This means that we get only | |
239 | one event per group of mouse movements. "Groups" are delimited by | |
240 | other kinds of events (focus changes and button clicks, for | |
241 | example), or by XQueryPointer calls; when one of these happens, we | |
242 | get another MotionNotify event the next time the mouse moves. This | |
243 | is at least as efficient as getting motion events when mouse | |
244 | tracking is on, and I suspect only negligibly worse when tracking | |
245 | is off. | |
246 | ||
247 | The silly O'Reilly & Associates Nutshell guides barely document | |
248 | pointer motion hints at all (I think you have to infer how they | |
249 | work from an example), and the description of XQueryPointer doesn't | |
250 | mention that calling it causes you to get another motion hint from | |
251 | the server, which is very important. */ | |
252 | ||
253 | /* Where the mouse was last time we reported a mouse event. */ | |
254 | static FRAME_PTR last_mouse_frame; | |
255 | static XRectangle last_mouse_glyph; | |
256 | ||
257 | /* The scroll bar in which the last X motion event occurred. | |
258 | ||
259 | If the last X motion event occurred in a scroll bar, we set this | |
260 | so XTmouse_position can know whether to report a scroll bar motion or | |
261 | an ordinary motion. | |
262 | ||
263 | If the last X motion event didn't occur in a scroll bar, we set this | |
264 | to Qnil, to tell XTmouse_position to return an ordinary motion event. */ | |
265 | static Lisp_Object last_mouse_scroll_bar; | |
266 | ||
267 | /* Record which buttons are currently pressed. */ | |
268 | unsigned int x_mouse_grabbed; | |
269 | ||
270 | /* This is a hack. We would really prefer that XTmouse_position would | |
271 | return the time associated with the position it returns, but there | |
272 | doesn't seem to be any way to wrest the timestamp from the server | |
273 | along with the position query. So, we just keep track of the time | |
274 | of the last movement we received, and return that in hopes that | |
275 | it's somewhat accurate. */ | |
276 | static Time last_mouse_movement_time; | |
277 | ||
dc6f92b8 JB |
278 | #ifdef HAVE_X11 |
279 | /* `t' if a mouse button is depressed. */ | |
280 | ||
281 | extern Lisp_Object Vmouse_depressed; | |
282 | ||
283 | /* Tells if a window manager is present or not. */ | |
284 | ||
285 | extern Lisp_Object Vx_no_window_manager; | |
286 | ||
287 | /* Timestamp that we requested selection data was made. */ | |
288 | extern Time requestor_time; | |
289 | ||
290 | /* ID of the window requesting selection data. */ | |
291 | extern Window requestor_window; | |
292 | ||
293 | /* Nonzero enables some debugging for the X interface code. */ | |
294 | extern int _Xdebug; | |
295 | ||
c118dd06 | 296 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
297 | |
298 | /* Bit patterns for the mouse cursor. */ | |
299 | ||
300 | short MouseCursor[] = { | |
301 | 0x0000, 0x0008, 0x0018, 0x0038, | |
302 | 0x0078, 0x00f8, 0x01f8, 0x03f8, | |
303 | 0x07f8, 0x00f8, 0x00d8, 0x0188, | |
304 | 0x0180, 0x0300, 0x0300, 0x0000}; | |
305 | ||
306 | short MouseMask[] = { | |
307 | 0x000c, 0x001c, 0x003c, 0x007c, | |
308 | 0x00fc, 0x01fc, 0x03fc, 0x07fc, | |
309 | 0x0ffc, 0x0ffc, 0x01fc, 0x03dc, | |
310 | 0x03cc, 0x0780, 0x0780, 0x0300}; | |
311 | ||
312 | static short grey_bits[] = { | |
313 | 0x0005, 0x000a, 0x0005, 0x000a}; | |
314 | ||
315 | static Pixmap GreyPixmap = 0; | |
c118dd06 | 316 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
317 | |
318 | /* From time to time we get info on an Emacs window, here. */ | |
319 | ||
320 | static WINDOWINFO_TYPE windowinfo; | |
321 | ||
322 | extern int errno; | |
323 | ||
dfeccd2d | 324 | /* A mask of extra modifier bits to put into every keyboard char. */ |
64bb1782 RS |
325 | extern int extra_keyboard_modifiers; |
326 | ||
dc6f92b8 JB |
327 | extern Display *XOpenDisplay (); |
328 | extern Window XCreateWindow (); | |
329 | ||
330 | extern Cursor XCreateCursor (); | |
331 | extern FONT_TYPE *XOpenFont (); | |
332 | ||
333 | static void flashback (); | |
c83febd7 | 334 | static void redraw_previous_char (); |
3afe33e7 | 335 | static unsigned int x_x_to_emacs_modifiers (); |
dc6f92b8 JB |
336 | |
337 | #ifndef HAVE_X11 | |
338 | static void dumpqueue (); | |
c118dd06 | 339 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
340 | |
341 | void dumpborder (); | |
4746118a JB |
342 | static int XTcursor_to (); |
343 | static int XTclear_end_of_line (); | |
16bd92ea JB |
344 | |
345 | \f | |
f451eb13 JB |
346 | /* Starting and ending updates. |
347 | ||
348 | These hooks are called by update_frame at the beginning and end | |
f676886a JB |
349 | of a frame update. We record in `updating_frame' the identity |
350 | of the frame being updated, so that the XT... functions do not | |
351 | need to take a frame as argument. Most of the XT... functions | |
dc6f92b8 | 352 | should never be called except during an update, the only exceptions |
c83febd7 | 353 | being XTcursor_to, XTwrite_glyphs and XTreassert_line_highlight. */ |
dc6f92b8 JB |
354 | |
355 | extern int mouse_track_top, mouse_track_left, mouse_track_width; | |
356 | ||
357 | static | |
f676886a JB |
358 | XTupdate_begin (f) |
359 | struct frame *f; | |
dc6f92b8 JB |
360 | { |
361 | int mask; | |
362 | ||
f676886a | 363 | if (f == 0) |
dc6f92b8 JB |
364 | abort (); |
365 | ||
f676886a | 366 | flexlines = f->height; |
dc6f92b8 JB |
367 | highlight = 0; |
368 | ||
dc6f92b8 JB |
369 | BLOCK_INPUT; |
370 | #ifndef HAVE_X11 | |
371 | dumpqueue (); | |
c118dd06 | 372 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
373 | UNBLOCK_INPUT; |
374 | } | |
375 | ||
f451eb13 | 376 | #ifndef HAVE_X11 |
dc6f92b8 | 377 | static void x_do_pending_expose (); |
f451eb13 | 378 | #endif |
dc6f92b8 JB |
379 | |
380 | static | |
f676886a JB |
381 | XTupdate_end (f) |
382 | struct frame *f; | |
dc6f92b8 JB |
383 | { |
384 | int mask; | |
385 | ||
dc6f92b8 JB |
386 | BLOCK_INPUT; |
387 | #ifndef HAVE_X11 | |
388 | dumpqueue (); | |
dc6f92b8 | 389 | x_do_pending_expose (); |
f451eb13 | 390 | #endif /* HAVE_X11 */ |
dc6f92b8 | 391 | |
f676886a | 392 | x_display_cursor (f, 1); |
dc6f92b8 | 393 | |
dc6f92b8 JB |
394 | XFlushQueue (); |
395 | UNBLOCK_INPUT; | |
396 | } | |
397 | \f | |
398 | /* External interface to control of standout mode. | |
399 | Call this when about to modify line at position VPOS | |
400 | and not change whether it is highlighted. */ | |
401 | ||
402 | XTreassert_line_highlight (new, vpos) | |
403 | int new, vpos; | |
404 | { | |
405 | highlight = new; | |
406 | } | |
407 | ||
408 | /* Call this when about to modify line at position VPOS | |
409 | and change whether it is highlighted. */ | |
410 | ||
411 | static | |
412 | XTchange_line_highlight (new_highlight, vpos, first_unused_hpos) | |
413 | int new_highlight, vpos, first_unused_hpos; | |
414 | { | |
415 | highlight = new_highlight; | |
416 | XTcursor_to (vpos, 0); | |
f676886a | 417 | XTclear_end_of_line (updating_frame->width); |
dc6f92b8 JB |
418 | } |
419 | ||
420 | /* This is used when starting Emacs and when restarting after suspend. | |
421 | When starting Emacs, no X window is mapped. And nothing must be done | |
422 | to Emacs's own window if it is suspended (though that rarely happens). */ | |
423 | ||
424 | static | |
425 | XTset_terminal_modes () | |
426 | { | |
427 | } | |
428 | ||
429 | /* This is called when exiting or suspending Emacs. | |
430 | Exiting will make the X-windows go away, and suspending | |
431 | requires no action. */ | |
432 | ||
433 | static | |
434 | XTreset_terminal_modes () | |
435 | { | |
f676886a | 436 | /* XTclear_frame (); */ |
dc6f92b8 JB |
437 | } |
438 | \f | |
f451eb13 JB |
439 | /* Set the nominal cursor position of the frame. |
440 | This is where display update commands will take effect. | |
dc6f92b8 JB |
441 | This does not affect the place where the cursor-box is displayed. */ |
442 | ||
4746118a | 443 | static int |
dc6f92b8 JB |
444 | XTcursor_to (row, col) |
445 | register int row, col; | |
446 | { | |
447 | int mask; | |
448 | int orow = row; | |
449 | ||
450 | curs_x = col; | |
451 | curs_y = row; | |
452 | ||
f676886a | 453 | if (updating_frame == 0) |
dc6f92b8 JB |
454 | { |
455 | BLOCK_INPUT; | |
f676886a | 456 | x_display_cursor (selected_frame, 1); |
dc6f92b8 JB |
457 | XFlushQueue (); |
458 | UNBLOCK_INPUT; | |
459 | } | |
460 | } | |
461 | \f | |
462 | /* Display a sequence of N glyphs found at GP. | |
463 | WINDOW is the x-window to output to. LEFT and TOP are starting coords. | |
464 | HL is 1 if this text is highlighted, 2 if the cursor is on it. | |
465 | ||
07e34cb0 | 466 | FONT is the default font to use (for glyphs whose font-code is 0). |
dc6f92b8 | 467 | |
07e34cb0 JB |
468 | Since the display generation code is responsible for calling |
469 | compute_char_face and compute_glyph_face on everything it puts in | |
470 | the display structure, we can assume that the face code on each | |
28f72798 | 471 | glyph is a valid index into FRAME_COMPUTED_FACES (f), and the one |
f94397b5 KH |
472 | to which we can actually apply intern_face. |
473 | Call this function with input blocked. */ | |
dc6f92b8 | 474 | |
07e34cb0 JB |
475 | #if 1 |
476 | /* This is the multi-face code. */ | |
dc6f92b8 | 477 | |
dc6f92b8 | 478 | static void |
07e34cb0 | 479 | dumpglyphs (f, left, top, gp, n, hl) |
f676886a | 480 | struct frame *f; |
dc6f92b8 JB |
481 | int left, top; |
482 | register GLYPH *gp; /* Points to first GLYPH. */ | |
483 | register int n; /* Number of glyphs to display. */ | |
484 | int hl; | |
dc6f92b8 | 485 | { |
07e34cb0 JB |
486 | /* Holds characters to be displayed. */ |
487 | char *buf = (char *) alloca (f->width * sizeof (*buf)); | |
dc6f92b8 JB |
488 | register char *cp; /* Steps through buf[]. */ |
489 | register int tlen = GLYPH_TABLE_LENGTH; | |
490 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
c118dd06 | 491 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 492 | |
07e34cb0 | 493 | while (n > 0) |
dc6f92b8 JB |
494 | { |
495 | /* Get the face-code of the next GLYPH. */ | |
496 | int cf, len; | |
497 | int g = *gp; | |
498 | ||
07e34cb0 | 499 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 500 | cf = FAST_GLYPH_FACE (g); |
dc6f92b8 JB |
501 | |
502 | /* Find the run of consecutive glyphs with the same face-code. | |
503 | Extract their character codes into BUF. */ | |
504 | cp = buf; | |
505 | while (n > 0) | |
506 | { | |
507 | g = *gp; | |
07e34cb0 | 508 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); |
6f63ba79 | 509 | if (FAST_GLYPH_FACE (g) != cf) |
dc6f92b8 JB |
510 | break; |
511 | ||
6f63ba79 | 512 | *cp++ = FAST_GLYPH_CHAR (g); |
dc6f92b8 JB |
513 | --n; |
514 | ++gp; | |
515 | } | |
516 | ||
517 | /* LEN gets the length of the run. */ | |
518 | len = cp - buf; | |
519 | ||
520 | /* Now output this run of chars, with the font and pixel values | |
521 | determined by the face code CF. */ | |
07e34cb0 JB |
522 | { |
523 | struct face *face = FRAME_DEFAULT_FACE (f); | |
524 | FONT_TYPE *font = FACE_FONT (face); | |
525 | GC gc = FACE_GC (face); | |
b73b6aaf RS |
526 | int defaulted = 1; |
527 | int gc_temporary = 0; | |
07e34cb0 | 528 | |
b73b6aaf RS |
529 | /* First look at the face of the text itself. */ |
530 | if (cf != 0) | |
07e34cb0 | 531 | { |
a07d4bc5 RS |
532 | /* It's possible for the display table to specify |
533 | a face code that is out of range. Use 0 in that case. */ | |
28f72798 JB |
534 | if (cf < 0 || cf >= FRAME_N_COMPUTED_FACES (f) |
535 | || FRAME_COMPUTED_FACES (f) [cf] == 0) | |
a07d4bc5 | 536 | cf = 0; |
07e34cb0 JB |
537 | |
538 | if (cf == 1) | |
539 | face = FRAME_MODE_LINE_FACE (f); | |
540 | else | |
28f72798 | 541 | face = intern_face (f, FRAME_COMPUTED_FACES (f) [cf]); |
07e34cb0 JB |
542 | font = FACE_FONT (face); |
543 | gc = FACE_GC (face); | |
b73b6aaf | 544 | defaulted = 0; |
07e34cb0 | 545 | } |
4a4dc352 JB |
546 | |
547 | /* Then comes the distinction between modeline and normal text. */ | |
07e34cb0 JB |
548 | else if (hl == 0) |
549 | ; | |
550 | else if (hl == 1) | |
551 | { | |
552 | face = FRAME_MODE_LINE_FACE (f); | |
553 | font = FACE_FONT (face); | |
554 | gc = FACE_GC (face); | |
b73b6aaf RS |
555 | defaulted = 0; |
556 | } | |
557 | ||
558 | #define FACE_DEFAULT (~0) | |
559 | ||
560 | /* Now override that if the cursor's on this character. */ | |
b5cf7a0e | 561 | if (hl == 2) |
b73b6aaf | 562 | { |
b5cf7a0e JB |
563 | if (defaulted |
564 | || !face->font | |
565 | || (int) face->font == FACE_DEFAULT) | |
566 | { | |
567 | gc = f->display.x->cursor_gc; | |
568 | } | |
569 | /* Cursor on non-default face: must merge. */ | |
570 | else | |
571 | { | |
572 | XGCValues xgcv; | |
573 | unsigned long mask; | |
574 | ||
575 | xgcv.background = f->display.x->cursor_pixel; | |
df5a440b RS |
576 | if (face == FRAME_DEFAULT_FACE (f)) |
577 | xgcv.foreground = f->display.x->cursor_foreground_pixel; | |
578 | else | |
579 | xgcv.foreground = face->foreground; | |
580 | /* If the glyph would be invisible, | |
581 | try a different foreground. */ | |
582 | if (xgcv.foreground == xgcv.background) | |
583 | xgcv.foreground = face->background; | |
584 | if (xgcv.foreground == xgcv.background) | |
585 | xgcv.foreground = f->display.x->cursor_foreground_pixel; | |
586 | if (xgcv.foreground == xgcv.background) | |
587 | xgcv.foreground = face->foreground; | |
588 | /* Make sure the cursor is distinct from text in this face. */ | |
589 | if (xgcv.background == face->background | |
590 | && xgcv.foreground == face->foreground) | |
591 | { | |
592 | xgcv.background = face->foreground; | |
593 | xgcv.foreground = face->background; | |
594 | } | |
b5cf7a0e JB |
595 | xgcv.font = face->font->fid; |
596 | xgcv.graphics_exposures = 0; | |
597 | mask = GCForeground | GCBackground | GCFont | GCGraphicsExposures; | |
598 | gc = XCreateGC (x_current_display, FRAME_X_WINDOW (f), | |
599 | mask, &xgcv); | |
b73b6aaf | 600 | #if 0 |
b5cf7a0e JB |
601 | if (face->stipple && face->stipple != FACE_DEFAULT) |
602 | XSetStipple (x_current_display, gc, face->stipple); | |
b73b6aaf | 603 | #endif |
b5cf7a0e JB |
604 | gc_temporary = 1; |
605 | } | |
07e34cb0 | 606 | } |
07e34cb0 | 607 | |
b5cf7a0e JB |
608 | if ((int) font == FACE_DEFAULT) |
609 | font = f->display.x->font; | |
610 | ||
07e34cb0 JB |
611 | XDrawImageString (x_current_display, window, gc, |
612 | left, top + FONT_BASE (font), buf, len); | |
07e34cb0 | 613 | |
b73b6aaf RS |
614 | if (gc_temporary) |
615 | XFreeGC (x_current_display, gc); | |
616 | ||
07e34cb0 JB |
617 | /* We should probably check for XA_UNDERLINE_POSITION and |
618 | XA_UNDERLINE_THICKNESS properties on the font, but let's | |
619 | just get the thing working, and come back to that. */ | |
dc6f92b8 | 620 | { |
4a4dc352 | 621 | int underline_position = 1; |
07e34cb0 | 622 | |
4a4dc352 JB |
623 | if (font->descent <= underline_position) |
624 | underline_position = font->descent - 1; | |
07e34cb0 JB |
625 | |
626 | if (face->underline) | |
627 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), | |
628 | FACE_GC (face), | |
629 | left, (top | |
630 | + FONT_BASE (font) | |
631 | + underline_position), | |
632 | len * FONT_WIDTH (font), 1); | |
dc6f92b8 | 633 | } |
07e34cb0 JB |
634 | |
635 | left += len * FONT_WIDTH (font); | |
636 | } | |
dc6f92b8 JB |
637 | } |
638 | } | |
07e34cb0 JB |
639 | #endif /* 1 */ |
640 | ||
641 | #if 0 | |
642 | /* This is the old single-face code. */ | |
643 | ||
644 | static void | |
645 | dumpglyphs (f, left, top, gp, n, hl, font) | |
646 | struct frame *f; | |
647 | int left, top; | |
648 | register GLYPH *gp; /* Points to first GLYPH. */ | |
649 | register int n; /* Number of glyphs to display. */ | |
650 | int hl; | |
651 | FONT_TYPE *font; | |
652 | { | |
653 | register int len; | |
654 | Window window = FRAME_X_WINDOW (f); | |
655 | GC drawing_gc = (hl == 2 ? f->display.x->cursor_gc | |
656 | : (hl ? f->display.x->reverse_gc | |
657 | : f->display.x->normal_gc)); | |
658 | ||
659 | if (sizeof (GLYPH) == sizeof (XChar2b)) | |
660 | XDrawImageString16 (x_current_display, window, drawing_gc, | |
661 | left, top + FONT_BASE (font), (XChar2b *) gp, n); | |
662 | else if (sizeof (GLYPH) == sizeof (unsigned char)) | |
663 | XDrawImageString (x_current_display, window, drawing_gc, | |
664 | left, top + FONT_BASE (font), (char *) gp, n); | |
665 | else | |
666 | /* What size of glyph ARE you using? And does X have a function to | |
667 | draw them? */ | |
668 | abort (); | |
669 | } | |
670 | #endif | |
dc6f92b8 | 671 | \f |
f451eb13 JB |
672 | /* Output some text at the nominal frame cursor position. |
673 | Advance the cursor over the text. | |
dc6f92b8 JB |
674 | Output LEN glyphs at START. |
675 | ||
676 | `highlight', set up by XTreassert_line_highlight or XTchange_line_highlight, | |
677 | controls the pixel values used for foreground and background. */ | |
678 | ||
679 | static | |
680 | XTwrite_glyphs (start, len) | |
681 | register GLYPH *start; | |
682 | int len; | |
683 | { | |
684 | register int temp_length; | |
685 | int mask; | |
f676886a | 686 | struct frame *f; |
dc6f92b8 JB |
687 | |
688 | BLOCK_INPUT; | |
689 | ||
f676886a JB |
690 | f = updating_frame; |
691 | if (f == 0) | |
dc6f92b8 | 692 | { |
f676886a | 693 | f = selected_frame; |
dc6f92b8 | 694 | /* If not within an update, |
f676886a JB |
695 | output at the frame's visible cursor. */ |
696 | curs_x = f->cursor_x; | |
697 | curs_y = f->cursor_y; | |
dc6f92b8 JB |
698 | } |
699 | ||
f676886a | 700 | dumpglyphs (f, |
12ba150f JB |
701 | CHAR_TO_PIXEL_COL (f, curs_x), |
702 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
07e34cb0 | 703 | start, len, highlight); |
90e65f07 JB |
704 | |
705 | /* If we drew on top of the cursor, note that it is turned off. */ | |
f676886a JB |
706 | if (curs_y == f->phys_cursor_y |
707 | && curs_x <= f->phys_cursor_x | |
708 | && curs_x + len > f->phys_cursor_x) | |
709 | f->phys_cursor_x = -1; | |
dc6f92b8 | 710 | |
f676886a | 711 | if (updating_frame == 0) |
dc6f92b8 | 712 | { |
f676886a JB |
713 | f->cursor_x += len; |
714 | x_display_cursor (f, 1); | |
715 | f->cursor_x -= len; | |
dc6f92b8 JB |
716 | } |
717 | else | |
718 | curs_x += len; | |
719 | ||
720 | UNBLOCK_INPUT; | |
721 | } | |
722 | \f | |
f451eb13 JB |
723 | /* Clear to the end of the line. |
724 | Erase the current text line from the nominal cursor position (inclusive) | |
dc6f92b8 JB |
725 | to column FIRST_UNUSED (exclusive). The idea is that everything |
726 | from FIRST_UNUSED onward is already erased. */ | |
727 | ||
4746118a | 728 | static int |
dc6f92b8 JB |
729 | XTclear_end_of_line (first_unused) |
730 | register int first_unused; | |
731 | { | |
f676886a | 732 | struct frame *f = updating_frame; |
dc6f92b8 JB |
733 | int mask; |
734 | ||
f676886a | 735 | if (f == 0) |
dc6f92b8 JB |
736 | abort (); |
737 | ||
f676886a | 738 | if (curs_y < 0 || curs_y >= f->height) |
dc6f92b8 JB |
739 | return; |
740 | if (first_unused <= 0) | |
741 | return; | |
742 | ||
f676886a JB |
743 | if (first_unused >= f->width) |
744 | first_unused = f->width; | |
dc6f92b8 JB |
745 | |
746 | BLOCK_INPUT; | |
747 | ||
90e65f07 | 748 | /* Notice if the cursor will be cleared by this operation. */ |
f676886a JB |
749 | if (curs_y == f->phys_cursor_y |
750 | && curs_x <= f->phys_cursor_x | |
751 | && f->phys_cursor_x < first_unused) | |
752 | f->phys_cursor_x = -1; | |
dc6f92b8 JB |
753 | |
754 | #ifdef HAVE_X11 | |
c118dd06 | 755 | XClearArea (x_current_display, FRAME_X_WINDOW (f), |
12ba150f JB |
756 | CHAR_TO_PIXEL_COL (f, curs_x), |
757 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
758 | FONT_WIDTH (f->display.x->font) * (first_unused - curs_x), |
759 | FONT_HEIGHT (f->display.x->font), False); | |
c83febd7 RS |
760 | #if 0 |
761 | redraw_previous_char (f, curs_x, curs_y); | |
762 | #endif | |
c118dd06 JB |
763 | #else /* ! defined (HAVE_X11) */ |
764 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f JB |
765 | CHAR_TO_PIXEL_COL (f, curs_x), |
766 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
767 | FONT_WIDTH (f->display.x->font) * (first_unused - curs_x), |
768 | FONT_HEIGHT (f->display.x->font), | |
769 | f->display.x->background_pixel); | |
c118dd06 | 770 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
771 | |
772 | UNBLOCK_INPUT; | |
773 | } | |
774 | ||
c83febd7 RS |
775 | /* Erase the character (if any) at the position just before X, Y in frame F, |
776 | then redraw it and the character before it. | |
777 | This is necessary when we erase starting at X, | |
f94397b5 KH |
778 | in case the character after X overlaps into the one before X. |
779 | Call this function with input blocked. */ | |
c83febd7 RS |
780 | |
781 | static void | |
782 | redraw_previous_char (f, x, y) | |
783 | FRAME_PTR f; | |
784 | int x, y; | |
785 | { | |
786 | /* Erase the character before the new ones, in case | |
787 | what was here before overlaps it. | |
788 | Reoutput that character, and the previous character | |
789 | (in case the previous character overlaps it). */ | |
790 | if (x > 0) | |
791 | { | |
792 | int start_x = x - 2; | |
793 | if (start_x < 0) | |
794 | start_x = 0; | |
795 | XClearArea (x_current_display, FRAME_X_WINDOW (f), | |
796 | CHAR_TO_PIXEL_COL (f, x - 1), | |
797 | CHAR_TO_PIXEL_ROW (f, y), | |
798 | FONT_WIDTH (f->display.x->font), | |
799 | FONT_HEIGHT (f->display.x->font), False); | |
800 | ||
801 | dumpglyphs (f, CHAR_TO_PIXEL_COL (f, start_x), | |
802 | CHAR_TO_PIXEL_ROW (f, y), | |
803 | &FRAME_CURRENT_GLYPHS (f)->glyphs[y][start_x], | |
804 | x - start_x, highlight); | |
805 | } | |
806 | } | |
807 | ||
dc6f92b8 | 808 | static |
f676886a | 809 | XTclear_frame () |
dc6f92b8 JB |
810 | { |
811 | int mask; | |
f676886a | 812 | struct frame *f = updating_frame; |
dc6f92b8 | 813 | |
f676886a JB |
814 | if (f == 0) |
815 | f = selected_frame; | |
dc6f92b8 | 816 | |
f676886a | 817 | f->phys_cursor_x = -1; /* Cursor not visible. */ |
dc6f92b8 JB |
818 | curs_x = 0; /* Nominal cursor position is top left. */ |
819 | curs_y = 0; | |
820 | ||
821 | BLOCK_INPUT; | |
dbc4e1c1 | 822 | |
c118dd06 | 823 | XClear (FRAME_X_WINDOW (f)); |
dbc4e1c1 | 824 | |
ab648270 | 825 | /* We have to clear the scroll bars, too. If we have changed |
dbc4e1c1 | 826 | colors or something like that, then they should be notified. */ |
ab648270 | 827 | x_scroll_bar_clear (f); |
dbc4e1c1 | 828 | |
dc6f92b8 | 829 | #ifndef HAVE_X11 |
f676886a | 830 | dumpborder (f, 0); |
c118dd06 | 831 | #endif /* HAVE_X11 */ |
dbc4e1c1 | 832 | |
dc6f92b8 JB |
833 | XFlushQueue (); |
834 | UNBLOCK_INPUT; | |
835 | } | |
836 | \f | |
dbc4e1c1 JB |
837 | /* Invert the middle quarter of the frame for .15 sec. */ |
838 | ||
839 | /* We use the select system call to do the waiting, so we have to make sure | |
eb8c3be9 | 840 | it's available. If it isn't, we just won't do visual bells. */ |
dbc4e1c1 JB |
841 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
842 | ||
843 | /* Subtract the `struct timeval' values X and Y, | |
844 | storing the result in RESULT. | |
845 | Return 1 if the difference is negative, otherwise 0. */ | |
846 | ||
847 | static int | |
848 | timeval_subtract (result, x, y) | |
849 | struct timeval *result, x, y; | |
850 | { | |
851 | /* Perform the carry for the later subtraction by updating y. | |
852 | This is safer because on some systems | |
853 | the tv_sec member is unsigned. */ | |
854 | if (x.tv_usec < y.tv_usec) | |
855 | { | |
856 | int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1; | |
857 | y.tv_usec -= 1000000 * nsec; | |
858 | y.tv_sec += nsec; | |
859 | } | |
860 | if (x.tv_usec - y.tv_usec > 1000000) | |
861 | { | |
862 | int nsec = (y.tv_usec - x.tv_usec) / 1000000; | |
863 | y.tv_usec += 1000000 * nsec; | |
864 | y.tv_sec -= nsec; | |
865 | } | |
866 | ||
867 | /* Compute the time remaining to wait. tv_usec is certainly positive. */ | |
868 | result->tv_sec = x.tv_sec - y.tv_sec; | |
869 | result->tv_usec = x.tv_usec - y.tv_usec; | |
870 | ||
871 | /* Return indication of whether the result should be considered negative. */ | |
872 | return x.tv_sec < y.tv_sec; | |
873 | } | |
dc6f92b8 | 874 | |
f676886a JB |
875 | XTflash (f) |
876 | struct frame *f; | |
dc6f92b8 | 877 | { |
dbc4e1c1 | 878 | BLOCK_INPUT; |
dc6f92b8 | 879 | |
dbc4e1c1 JB |
880 | { |
881 | GC gc; | |
dc6f92b8 | 882 | |
dbc4e1c1 JB |
883 | /* Create a GC that will use the GXxor function to flip foreground pixels |
884 | into background pixels. */ | |
885 | { | |
886 | XGCValues values; | |
dc6f92b8 | 887 | |
dbc4e1c1 JB |
888 | values.function = GXxor; |
889 | values.foreground = (f->display.x->foreground_pixel | |
890 | ^ f->display.x->background_pixel); | |
891 | ||
892 | gc = XCreateGC (x_current_display, FRAME_X_WINDOW (f), | |
893 | GCFunction | GCForeground, &values); | |
894 | } | |
dc6f92b8 | 895 | |
dbc4e1c1 JB |
896 | { |
897 | int width = PIXEL_WIDTH (f); | |
898 | int height = PIXEL_HEIGHT (f); | |
dc6f92b8 | 899 | |
dbc4e1c1 JB |
900 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), gc, |
901 | width/4, height/4, width/2, height/2); | |
902 | XFlush (x_current_display); | |
dc6f92b8 | 903 | |
dbc4e1c1 JB |
904 | { |
905 | struct timeval wakeup, now; | |
dc6f92b8 | 906 | |
66c30ea1 | 907 | EMACS_GET_TIME (wakeup); |
dc6f92b8 | 908 | |
dbc4e1c1 JB |
909 | /* Compute time to wait until, propagating carry from usecs. */ |
910 | wakeup.tv_usec += 150000; | |
911 | wakeup.tv_sec += (wakeup.tv_usec / 1000000); | |
912 | wakeup.tv_usec %= 1000000; | |
913 | ||
914 | /* Keep waiting until past the time wakeup. */ | |
915 | while (1) | |
916 | { | |
917 | struct timeval timeout; | |
918 | ||
66c30ea1 | 919 | EMACS_GET_TIME (timeout); |
dbc4e1c1 JB |
920 | |
921 | /* In effect, timeout = wakeup - timeout. | |
922 | Break if result would be negative. */ | |
923 | if (timeval_subtract (&timeout, wakeup, timeout)) | |
924 | break; | |
925 | ||
926 | /* Try to wait that long--but we might wake up sooner. */ | |
927 | select (0, 0, 0, 0, &timeout); | |
928 | } | |
929 | } | |
930 | ||
931 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), gc, | |
932 | width/4, height/4, width/2, height/2); | |
933 | XFreeGC (x_current_display, gc); | |
934 | XFlush (x_current_display); | |
dc6f92b8 | 935 | } |
dbc4e1c1 JB |
936 | } |
937 | ||
938 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
939 | } |
940 | ||
dbc4e1c1 JB |
941 | #endif |
942 | ||
943 | ||
dc6f92b8 JB |
944 | /* Make audible bell. */ |
945 | ||
946 | #ifdef HAVE_X11 | |
bc20ebbf | 947 | #define XRINGBELL XBell (x_current_display, 0) |
c118dd06 | 948 | #else /* ! defined (HAVE_X11) */ |
bc20ebbf | 949 | #define XRINGBELL XFeep (0); |
c118dd06 | 950 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
951 | |
952 | XTring_bell () | |
953 | { | |
5a6ef893 RS |
954 | if (x_current_display == 0) |
955 | return; | |
956 | ||
dbc4e1c1 | 957 | #if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT) |
dc6f92b8 | 958 | if (visible_bell) |
f676886a | 959 | XTflash (selected_frame); |
dc6f92b8 | 960 | else |
dbc4e1c1 | 961 | #endif |
dc6f92b8 JB |
962 | { |
963 | BLOCK_INPUT; | |
964 | XRINGBELL; | |
965 | XFlushQueue (); | |
966 | UNBLOCK_INPUT; | |
967 | } | |
968 | } | |
969 | \f | |
f451eb13 JB |
970 | /* Insert and delete character. |
971 | These are not supposed to be used because we are supposed to turn | |
972 | off the feature of using them. */ | |
dc6f92b8 JB |
973 | |
974 | static | |
975 | XTinsert_glyphs (start, len) | |
976 | register char *start; | |
977 | register int len; | |
978 | { | |
979 | abort (); | |
980 | } | |
981 | ||
982 | static | |
983 | XTdelete_glyphs (n) | |
984 | register int n; | |
985 | { | |
986 | abort (); | |
987 | } | |
988 | \f | |
989 | /* Specify how many text lines, from the top of the window, | |
990 | should be affected by insert-lines and delete-lines operations. | |
991 | This, and those operations, are used only within an update | |
992 | that is bounded by calls to XTupdate_begin and XTupdate_end. */ | |
993 | ||
994 | static | |
995 | XTset_terminal_window (n) | |
996 | register int n; | |
997 | { | |
f676886a | 998 | if (updating_frame == 0) |
dc6f92b8 JB |
999 | abort (); |
1000 | ||
f676886a JB |
1001 | if ((n <= 0) || (n > updating_frame->height)) |
1002 | flexlines = updating_frame->height; | |
dc6f92b8 JB |
1003 | else |
1004 | flexlines = n; | |
1005 | } | |
1006 | \f | |
f451eb13 JB |
1007 | /* Perform an insert-lines operation. |
1008 | Insert N lines at a vertical position curs_y. */ | |
dc6f92b8 JB |
1009 | |
1010 | static void | |
1011 | stufflines (n) | |
1012 | register int n; | |
1013 | { | |
1014 | register int topregion, bottomregion; | |
1015 | register int length, newtop, mask; | |
f676886a JB |
1016 | register struct frame *f = updating_frame; |
1017 | int intborder = f->display.x->internal_border_width; | |
dc6f92b8 JB |
1018 | |
1019 | if (curs_y >= flexlines) | |
1020 | return; | |
1021 | ||
1022 | topregion = curs_y; | |
1023 | bottomregion = flexlines - (n + 1); | |
1024 | newtop = topregion + n; | |
1025 | length = (bottomregion - topregion) + 1; | |
1026 | ||
1027 | #ifndef HAVE_X11 | |
1028 | dumpqueue (); | |
c118dd06 | 1029 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
1030 | |
1031 | if ((length > 0) && (newtop <= flexlines)) | |
1032 | { | |
1033 | #ifdef HAVE_X11 | |
c118dd06 JB |
1034 | XCopyArea (x_current_display, FRAME_X_WINDOW (f), |
1035 | FRAME_X_WINDOW (f), f->display.x->normal_gc, | |
12ba150f | 1036 | intborder, CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1037 | f->width * FONT_WIDTH (f->display.x->font), |
1038 | length * FONT_HEIGHT (f->display.x->font), intborder, | |
12ba150f | 1039 | CHAR_TO_PIXEL_ROW (f, newtop)); |
c118dd06 JB |
1040 | #else /* ! defined (HAVE_X11) */ |
1041 | XMoveArea (FRAME_X_WINDOW (f), | |
12ba150f JB |
1042 | intborder, CHAR_TO_PIXEL_ROW (f, topregion), |
1043 | intborder, CHAR_TO_PIXEL_ROW (f, newtop), | |
f676886a JB |
1044 | f->width * FONT_WIDTH (f->display.x->font), |
1045 | length * FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 JB |
1046 | /* Now we must process any ExposeRegion events that occur |
1047 | if the area being copied from is obscured. | |
1048 | We can't let it wait because further i/d operations | |
1049 | may want to copy this area to another area. */ | |
1050 | x_read_exposes (); | |
c118dd06 | 1051 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1052 | } |
1053 | ||
1054 | newtop = min (newtop, (flexlines - 1)); | |
1055 | length = newtop - topregion; | |
1056 | if (length > 0) | |
1057 | { | |
1058 | #ifdef HAVE_X11 | |
c118dd06 | 1059 | XClearArea (x_current_display, FRAME_X_WINDOW (f), intborder, |
12ba150f | 1060 | CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1061 | f->width * FONT_WIDTH (f->display.x->font), |
1062 | n * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1063 | #else /* ! defined (HAVE_X11) */ |
1064 | XPixSet (FRAME_X_WINDOW (f), | |
dc6f92b8 | 1065 | intborder, |
12ba150f | 1066 | CHAR_TO_PIXEL_ROW (f, topregion), |
f676886a JB |
1067 | f->width * FONT_WIDTH (f->display.x->font), |
1068 | n * FONT_HEIGHT (f->display.x->font), | |
1069 | f->display.x->background_pixel); | |
c118dd06 | 1070 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1071 | } |
1072 | } | |
1073 | ||
1074 | /* Perform a delete-lines operation, deleting N lines | |
1075 | at a vertical position curs_y. */ | |
1076 | ||
1077 | static void | |
1078 | scraplines (n) | |
1079 | register int n; | |
1080 | { | |
1081 | int mask; | |
f676886a JB |
1082 | register struct frame *f = updating_frame; |
1083 | int intborder = f->display.x->internal_border_width; | |
dc6f92b8 JB |
1084 | |
1085 | if (curs_y >= flexlines) | |
1086 | return; | |
1087 | ||
1088 | #ifndef HAVE_X11 | |
1089 | dumpqueue (); | |
c118dd06 | 1090 | #endif /* HAVE_X11 */ |
dc6f92b8 JB |
1091 | |
1092 | if ((curs_y + n) >= flexlines) | |
1093 | { | |
1094 | if (flexlines >= (curs_y + 1)) | |
1095 | { | |
1096 | #ifdef HAVE_X11 | |
c118dd06 | 1097 | XClearArea (x_current_display, FRAME_X_WINDOW (f), intborder, |
12ba150f | 1098 | CHAR_TO_PIXEL_ROW (f, curs_y), |
f676886a JB |
1099 | f->width * FONT_WIDTH (f->display.x->font), |
1100 | (flexlines - curs_y) * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1101 | #else /* ! defined (HAVE_X11) */ |
1102 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f | 1103 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y), |
f676886a JB |
1104 | f->width * FONT_WIDTH (f->display.x->font), |
1105 | (flexlines - curs_y) * FONT_HEIGHT (f->display.x->font), | |
1106 | f->display.x->background_pixel); | |
c118dd06 | 1107 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1108 | } |
1109 | } | |
1110 | else | |
1111 | { | |
1112 | #ifdef HAVE_X11 | |
c118dd06 JB |
1113 | XCopyArea (x_current_display, FRAME_X_WINDOW (f), |
1114 | FRAME_X_WINDOW (f), f->display.x->normal_gc, | |
dc6f92b8 | 1115 | intborder, |
12ba150f | 1116 | CHAR_TO_PIXEL_ROW (f, curs_y + n), |
f676886a JB |
1117 | f->width * FONT_WIDTH (f->display.x->font), |
1118 | (flexlines - (curs_y + n)) * FONT_HEIGHT (f->display.x->font), | |
12ba150f | 1119 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y)); |
c118dd06 | 1120 | XClearArea (x_current_display, FRAME_X_WINDOW (f), |
dc6f92b8 | 1121 | intborder, |
12ba150f | 1122 | CHAR_TO_PIXEL_ROW (f, flexlines - n), |
f676886a JB |
1123 | f->width * FONT_WIDTH (f->display.x->font), |
1124 | n * FONT_HEIGHT (f->display.x->font), False); | |
c118dd06 JB |
1125 | #else /* ! defined (HAVE_X11) */ |
1126 | XMoveArea (FRAME_X_WINDOW (f), | |
dc6f92b8 | 1127 | intborder, |
12ba150f JB |
1128 | CHAR_TO_PIXEL_ROW (f, curs_y + n), |
1129 | intborder, CHAR_TO_PIXEL_ROW (f, curs_y), | |
f676886a JB |
1130 | f->width * FONT_WIDTH (f->display.x->font), |
1131 | (flexlines - (curs_y + n)) * FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 JB |
1132 | /* Now we must process any ExposeRegion events that occur |
1133 | if the area being copied from is obscured. | |
1134 | We can't let it wait because further i/d operations | |
1135 | may want to copy this area to another area. */ | |
1136 | x_read_exposes (); | |
c118dd06 | 1137 | XPixSet (FRAME_X_WINDOW (f), intborder, |
12ba150f | 1138 | CHAR_TO_PIXEL_ROW (f, flexlines - n), |
f676886a JB |
1139 | f->width * FONT_WIDTH (f->display.x->font), |
1140 | n * FONT_HEIGHT (f->display.x->font), f->display.x->background_pixel); | |
c118dd06 | 1141 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
1142 | } |
1143 | } | |
1144 | ||
1145 | /* Perform an insert-lines or delete-lines operation, | |
1146 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
1147 | ||
1148 | XTins_del_lines (vpos, n) | |
1149 | int vpos, n; | |
1150 | { | |
f676886a | 1151 | if (updating_frame == 0) |
dc6f92b8 JB |
1152 | abort (); |
1153 | ||
90e65f07 | 1154 | /* Hide the cursor. */ |
f676886a | 1155 | x_display_cursor (updating_frame, 0); |
dc6f92b8 JB |
1156 | |
1157 | XTcursor_to (vpos, 0); | |
1158 | ||
1159 | BLOCK_INPUT; | |
1160 | if (n >= 0) | |
1161 | stufflines (n); | |
1162 | else | |
1163 | scraplines (-n); | |
1164 | XFlushQueue (); | |
1165 | UNBLOCK_INPUT; | |
1166 | } | |
1167 | \f | |
f451eb13 | 1168 | /* Support routines for exposure events. */ |
dc6f92b8 JB |
1169 | static void clear_cursor (); |
1170 | ||
f676886a JB |
1171 | /* Output into a rectangle of an X-window (for frame F) |
1172 | the characters in f->phys_lines that overlap that rectangle. | |
dc6f92b8 | 1173 | TOP and LEFT are the position of the upper left corner of the rectangle. |
f94397b5 KH |
1174 | ROWS and COLS are the size of the rectangle. |
1175 | Call this function with input blocked. */ | |
dc6f92b8 JB |
1176 | |
1177 | static void | |
f676886a JB |
1178 | dumprectangle (f, left, top, cols, rows) |
1179 | struct frame *f; | |
dc6f92b8 JB |
1180 | register int left, top, cols, rows; |
1181 | { | |
f676886a | 1182 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); |
dc6f92b8 JB |
1183 | int cursor_cleared = 0; |
1184 | int bottom, right; | |
1185 | register int y; | |
1186 | ||
f676886a | 1187 | if (FRAME_GARBAGED_P (f)) |
dc6f92b8 JB |
1188 | return; |
1189 | ||
dc6f92b8 JB |
1190 | /* Express rectangle as four edges, instead of position-and-size. */ |
1191 | bottom = top + rows; | |
1192 | right = left + cols; | |
1193 | ||
1194 | #ifndef HAVE_X11 /* Window manger does this for X11. */ | |
12ba150f JB |
1195 | { |
1196 | int intborder = f->display.x->internal_border_width; | |
1197 | ||
1198 | /* If the rectangle includes any of the internal border area, | |
1199 | redisplay the border emphasis. */ | |
1200 | if (top < intborder || left < intborder | |
1201 | || bottom > intborder + f->height * FONT_HEIGHT (f->display.x->font) | |
1202 | || right > intborder + f->width * FONT_WIDTH (f->display.x->font)) | |
1203 | dumpborder (f, 0); | |
1204 | } | |
d065dd2e | 1205 | #endif /* HAVE_X11 Window manger does this for X11. */ |
dc6f92b8 JB |
1206 | |
1207 | /* Convert rectangle edges in pixels to edges in chars. | |
1208 | Round down for left and top, up for right and bottom. */ | |
12ba150f JB |
1209 | top = PIXEL_TO_CHAR_ROW (f, top); |
1210 | left = PIXEL_TO_CHAR_COL (f, left); | |
f676886a JB |
1211 | bottom += (FONT_HEIGHT (f->display.x->font) - 1); |
1212 | right += (FONT_WIDTH (f->display.x->font) - 1); | |
12ba150f JB |
1213 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1214 | right = PIXEL_TO_CHAR_COL (f, right); | |
dc6f92b8 JB |
1215 | |
1216 | /* Clip the rectangle to what can be visible. */ | |
1217 | if (left < 0) | |
1218 | left = 0; | |
1219 | if (top < 0) | |
1220 | top = 0; | |
f676886a JB |
1221 | if (right > f->width) |
1222 | right = f->width; | |
1223 | if (bottom > f->height) | |
1224 | bottom = f->height; | |
dc6f92b8 JB |
1225 | |
1226 | /* Get size in chars of the rectangle. */ | |
1227 | cols = right - left; | |
1228 | rows = bottom - top; | |
1229 | ||
1230 | /* If rectangle has zero area, return. */ | |
1231 | if (rows <= 0) return; | |
1232 | if (cols <= 0) return; | |
1233 | ||
1234 | /* Turn off the cursor if it is in the rectangle. | |
1235 | We will turn it back on afterward. */ | |
f676886a JB |
1236 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) |
1237 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
dc6f92b8 | 1238 | { |
f676886a | 1239 | clear_cursor (f); |
dc6f92b8 JB |
1240 | cursor_cleared = 1; |
1241 | } | |
1242 | ||
1243 | /* Display the text in the rectangle, one text line at a time. */ | |
1244 | ||
1245 | for (y = top; y < bottom; y++) | |
1246 | { | |
f676886a | 1247 | GLYPH *line = &active_frame->glyphs[y][left]; |
dc6f92b8 | 1248 | |
f676886a | 1249 | if (! active_frame->enable[y] || left > active_frame->used[y]) |
dc6f92b8 JB |
1250 | continue; |
1251 | ||
f676886a | 1252 | dumpglyphs (f, |
12ba150f JB |
1253 | CHAR_TO_PIXEL_COL (f, left), |
1254 | CHAR_TO_PIXEL_ROW (f, y), | |
1255 | line, min (cols, active_frame->used[y] - left), | |
07e34cb0 | 1256 | active_frame->highlight[y]); |
dc6f92b8 JB |
1257 | } |
1258 | ||
1259 | /* Turn the cursor on if we turned it off. */ | |
1260 | ||
1261 | if (cursor_cleared) | |
f676886a | 1262 | x_display_cursor (f, 1); |
dc6f92b8 JB |
1263 | } |
1264 | ||
1265 | #ifndef HAVE_X11 | |
1266 | /* Process all queued ExposeRegion events. */ | |
1267 | ||
1268 | static void | |
1269 | dumpqueue () | |
1270 | { | |
1271 | register int i; | |
1272 | XExposeRegionEvent r; | |
1273 | ||
1274 | while (dequeue_event (&r, &x_expose_queue)) | |
1275 | { | |
f676886a JB |
1276 | struct frame *f = x_window_to_frame (r.window); |
1277 | if (f->display.x->icon_desc == r.window) | |
1278 | refreshicon (f); | |
dc6f92b8 | 1279 | else |
f676886a | 1280 | dumprectangle (f, r.x, r.y, r.width, r.height); |
dc6f92b8 JB |
1281 | } |
1282 | XFlushQueue (); | |
1283 | } | |
c118dd06 | 1284 | #endif /* HAVE_X11 */ |
dc6f92b8 | 1285 | \f |
f451eb13 | 1286 | /* Process all expose events that are pending, for X10. |
f676886a JB |
1287 | Redraws the cursor if necessary on any frame that |
1288 | is not in the process of being updated with update_frame. */ | |
dc6f92b8 | 1289 | |
f451eb13 | 1290 | #ifndef HAVE_X11 |
dc6f92b8 JB |
1291 | static void |
1292 | x_do_pending_expose () | |
1293 | { | |
1294 | int mask; | |
f676886a JB |
1295 | struct frame *f; |
1296 | Lisp_Object tail, frame; | |
dc6f92b8 JB |
1297 | |
1298 | if (expose_all_windows) | |
1299 | { | |
1300 | expose_all_windows = 0; | |
f676886a | 1301 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 JB |
1302 | { |
1303 | register int temp_width, temp_height; | |
1304 | int intborder; | |
1305 | ||
f676886a | 1306 | frame = XCONS (tail)->car; |
ab648270 | 1307 | if (XGCTYPE (frame) != Lisp_Frame) |
dc6f92b8 | 1308 | continue; |
f676886a | 1309 | f = XFRAME (frame); |
b1c884c3 | 1310 | if (! FRAME_X_P (f)) |
dc6f92b8 | 1311 | continue; |
3a88c238 | 1312 | if (!f->async_visible) |
dc6f92b8 | 1313 | continue; |
f676886a | 1314 | if (!f->display.x->needs_exposure) |
dc6f92b8 JB |
1315 | continue; |
1316 | ||
f676886a | 1317 | intborder = f->display.x->internal_border_width; |
dc6f92b8 | 1318 | |
f676886a | 1319 | clear_cursor (f); |
c118dd06 | 1320 | XGetWindowInfo (FRAME_X_WINDOW (f), &windowinfo); |
dc6f92b8 | 1321 | temp_width = ((windowinfo.width - 2 * intborder |
ab648270 | 1322 | - f->display.x->v_scroll_bar_width) |
f676886a | 1323 | / FONT_WIDTH (f->display.x->font)); |
dc6f92b8 | 1324 | temp_height = ((windowinfo.height- 2 * intborder |
ab648270 | 1325 | - f->display.x->h_scroll_bar_height) |
f676886a JB |
1326 | / FONT_HEIGHT (f->display.x->font)); |
1327 | if (temp_width != f->width || temp_height != f->height) | |
dc6f92b8 | 1328 | { |
f676886a | 1329 | change_frame_size (f, max (1, temp_height), |
b1c884c3 | 1330 | max (1, temp_width), 0, 1); |
ab648270 | 1331 | x_resize_scroll_bars (f); |
dc6f92b8 | 1332 | } |
f676886a JB |
1333 | f->display.x->left_pos = windowinfo.x; |
1334 | f->display.x->top_pos = windowinfo.y; | |
1335 | dumprectangle (f, 0, 0, PIXEL_WIDTH (f), PIXEL_HEIGHT (f)); | |
dc6f92b8 | 1336 | #if 0 |
f676886a | 1337 | dumpborder (f, 0); |
c118dd06 | 1338 | #endif /* ! 0 */ |
f676886a JB |
1339 | f->display.x->needs_exposure = 0; |
1340 | if (updating_frame != f) | |
1341 | x_display_cursor (f, 1); | |
dc6f92b8 JB |
1342 | XFlushQueue (); |
1343 | } | |
1344 | } | |
1345 | else | |
1346 | /* Handle any individual-rectangle expose events queued | |
1347 | for various windows. */ | |
1348 | #ifdef HAVE_X11 | |
1349 | ; | |
c118dd06 | 1350 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1351 | dumpqueue (); |
c118dd06 | 1352 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1353 | } |
f451eb13 | 1354 | #endif |
dc6f92b8 JB |
1355 | |
1356 | #ifdef HAVE_X11 | |
1357 | static void | |
f676886a JB |
1358 | frame_highlight (frame) |
1359 | struct frame *frame; | |
dc6f92b8 | 1360 | { |
b3e1e05c JB |
1361 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1362 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1363 | and border pixel are window attributes which are "private to the | |
1364 | client", so we can always change it to whatever we want. */ | |
1365 | BLOCK_INPUT; | |
1366 | XSetWindowBorder (x_current_display, FRAME_X_WINDOW (frame), | |
1367 | frame->display.x->border_pixel); | |
1368 | UNBLOCK_INPUT; | |
f676886a | 1369 | x_display_cursor (frame, 1); |
dc6f92b8 JB |
1370 | } |
1371 | ||
1372 | static void | |
f676886a JB |
1373 | frame_unhighlight (frame) |
1374 | struct frame *frame; | |
dc6f92b8 | 1375 | { |
b3e1e05c JB |
1376 | /* We used to only do this if Vx_no_window_manager was non-nil, but |
1377 | the ICCCM (section 4.1.6) says that the window's border pixmap | |
1378 | and border pixel are window attributes which are "private to the | |
1379 | client", so we can always change it to whatever we want. */ | |
1380 | BLOCK_INPUT; | |
1381 | XSetWindowBorderPixmap (x_current_display, FRAME_X_WINDOW (frame), | |
1382 | frame->display.x->border_tile); | |
1383 | UNBLOCK_INPUT; | |
f676886a | 1384 | x_display_cursor (frame, 1); |
dc6f92b8 | 1385 | } |
c118dd06 | 1386 | #else /* ! defined (HAVE_X11) */ |
f676886a JB |
1387 | /* Dump the border-emphasis of frame F. |
1388 | If F is selected, this is a lining of the same color as the border, | |
dc6f92b8 | 1389 | just within the border, occupying a portion of the internal border. |
f676886a | 1390 | If F is not selected, it is background in the same place. |
dc6f92b8 JB |
1391 | If ALWAYS is 0, don't bother explicitly drawing if it's background. |
1392 | ||
f676886a | 1393 | ALWAYS = 1 is used when a frame becomes selected or deselected. |
dc6f92b8 JB |
1394 | In that case, we also turn the cursor off and on again |
1395 | so it will appear in the proper shape (solid if selected; else hollow.) */ | |
1396 | ||
1397 | static void | |
f676886a JB |
1398 | dumpborder (f, always) |
1399 | struct frame *f; | |
dc6f92b8 JB |
1400 | int always; |
1401 | { | |
f676886a JB |
1402 | int thickness = f->display.x->internal_border_width / 2; |
1403 | int width = PIXEL_WIDTH (f); | |
1404 | int height = PIXEL_HEIGHT (f); | |
dc6f92b8 JB |
1405 | int pixel; |
1406 | ||
f676886a | 1407 | if (f != selected_frame) |
dc6f92b8 JB |
1408 | { |
1409 | if (!always) | |
1410 | return; | |
1411 | ||
f676886a | 1412 | pixel = f->display.x->background_pixel; |
dc6f92b8 JB |
1413 | } |
1414 | else | |
1415 | { | |
f676886a | 1416 | pixel = f->display.x->border_pixel; |
dc6f92b8 JB |
1417 | } |
1418 | ||
c118dd06 JB |
1419 | XPixSet (FRAME_X_WINDOW (f), 0, 0, width, thickness, pixel); |
1420 | XPixSet (FRAME_X_WINDOW (f), 0, 0, thickness, height, pixel); | |
1421 | XPixSet (FRAME_X_WINDOW (f), 0, height - thickness, width, | |
dc6f92b8 | 1422 | thickness, pixel); |
c118dd06 | 1423 | XPixSet (FRAME_X_WINDOW (f), width - thickness, 0, thickness, |
dc6f92b8 JB |
1424 | height, pixel); |
1425 | ||
1426 | if (always) | |
f676886a | 1427 | x_display_cursor (f, 1); |
dc6f92b8 | 1428 | } |
c118dd06 | 1429 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 1430 | |
f676886a | 1431 | static void XTframe_rehighlight (); |
6d4238f3 | 1432 | |
f676886a JB |
1433 | /* The focus has changed. Update the frames as necessary to reflect |
1434 | the new situation. Note that we can't change the selected frame | |
dc6f92b8 | 1435 | here, because the lisp code we are interrupting might become confused. |
eb8c3be9 | 1436 | Each event gets marked with the frame in which it occurred, so the |
6d4238f3 | 1437 | lisp code can tell when the switch took place by examining the events. */ |
dc6f92b8 | 1438 | |
6d4238f3 | 1439 | static void |
f676886a JB |
1440 | x_new_focus_frame (frame) |
1441 | struct frame *frame; | |
dc6f92b8 | 1442 | { |
f676886a | 1443 | struct frame *old_focus = x_focus_frame; |
dc6f92b8 JB |
1444 | int events_enqueued = 0; |
1445 | ||
f676886a | 1446 | if (frame != x_focus_frame) |
dc6f92b8 | 1447 | { |
6d4238f3 | 1448 | /* Set this before calling other routines, so that they see |
f676886a JB |
1449 | the correct value of x_focus_frame. */ |
1450 | x_focus_frame = frame; | |
6d4238f3 JB |
1451 | |
1452 | if (old_focus && old_focus->auto_lower) | |
f676886a | 1453 | x_lower_frame (old_focus); |
dc6f92b8 JB |
1454 | |
1455 | #if 0 | |
f676886a JB |
1456 | selected_frame = frame; |
1457 | XSET (XWINDOW (selected_frame->selected_window)->frame, | |
1458 | Lisp_Frame, selected_frame); | |
1459 | Fselect_window (selected_frame->selected_window); | |
1460 | choose_minibuf_frame (); | |
c118dd06 | 1461 | #endif /* ! 0 */ |
dc6f92b8 | 1462 | |
f676886a JB |
1463 | if (x_focus_frame && x_focus_frame->auto_raise) |
1464 | x_raise_frame (x_focus_frame); | |
6d4238f3 | 1465 | } |
dc6f92b8 | 1466 | |
f676886a | 1467 | XTframe_rehighlight (); |
6d4238f3 JB |
1468 | } |
1469 | ||
1470 | ||
f451eb13 JB |
1471 | /* The focus has changed, or we have redirected a frame's focus to |
1472 | another frame (this happens when a frame uses a surrogate | |
1473 | minibuffer frame). Shift the highlight as appropriate. */ | |
6d4238f3 | 1474 | static void |
f676886a | 1475 | XTframe_rehighlight () |
6d4238f3 | 1476 | { |
f676886a | 1477 | struct frame *old_highlight = x_highlight_frame; |
6d4238f3 | 1478 | |
f676886a | 1479 | if (x_focus_frame) |
6d4238f3 | 1480 | { |
f451eb13 | 1481 | x_highlight_frame = |
ab648270 | 1482 | ((XGCTYPE (FRAME_FOCUS_FRAME (x_focus_frame)) == Lisp_Frame) |
f451eb13 JB |
1483 | ? XFRAME (FRAME_FOCUS_FRAME (x_focus_frame)) |
1484 | : x_focus_frame); | |
1485 | if (! FRAME_LIVE_P (x_highlight_frame)) | |
1486 | { | |
1487 | FRAME_FOCUS_FRAME (x_focus_frame) = Qnil; | |
1488 | x_highlight_frame = x_focus_frame; | |
1489 | } | |
dc6f92b8 | 1490 | } |
6d4238f3 | 1491 | else |
f676886a | 1492 | x_highlight_frame = 0; |
dc6f92b8 | 1493 | |
f676886a | 1494 | if (x_highlight_frame != old_highlight) |
6d4238f3 JB |
1495 | { |
1496 | if (old_highlight) | |
f676886a JB |
1497 | frame_unhighlight (old_highlight); |
1498 | if (x_highlight_frame) | |
1499 | frame_highlight (x_highlight_frame); | |
6d4238f3 | 1500 | } |
dc6f92b8 JB |
1501 | } |
1502 | \f | |
e4571a43 | 1503 | /* Keyboard processing - modifier keys, vendor-specific keysyms, etc. */ |
dc6f92b8 | 1504 | |
28430d3c JB |
1505 | /* Which modifier keys are on which modifier bits? |
1506 | ||
1507 | With each keystroke, X returns eight bits indicating which modifier | |
11edeb03 JB |
1508 | keys were held down when the key was pressed. The interpretation |
1509 | of the top five modifier bits depends on what keys are attached | |
28430d3c JB |
1510 | to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5 |
1511 | is the meta bit. | |
1512 | ||
1513 | x_meta_mod_mask is a mask containing the bits used for the meta key. | |
1514 | It may have more than one bit set, if more than one modifier bit | |
1515 | has meta keys on it. Basically, if EVENT is a KeyPress event, | |
11edeb03 JB |
1516 | the meta key is pressed if (EVENT.state & x_meta_mod_mask) != 0. |
1517 | ||
1518 | x_shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the | |
1519 | lock modifier bit, or zero otherwise. Non-alphabetic keys should | |
1520 | only be affected by the lock modifier bit if XK_Shift_Lock is in | |
1521 | use; XK_Caps_Lock should only affect alphabetic keys. With this | |
1522 | arrangement, the lock modifier should shift the character if | |
1523 | (EVENT.state & x_shift_lock_mask) != 0. */ | |
1524 | static int x_meta_mod_mask, x_shift_lock_mask; | |
28430d3c | 1525 | |
a3c44b14 RS |
1526 | /* These are like x_meta_mod_mask, but for different modifiers. */ |
1527 | static int x_alt_mod_mask, x_super_mod_mask, x_hyper_mod_mask; | |
1528 | ||
28430d3c JB |
1529 | /* Initialize mode_switch_bit and modifier_meaning. */ |
1530 | static void | |
1531 | x_find_modifier_meanings () | |
1532 | { | |
f689eb05 | 1533 | int min_code, max_code; |
28430d3c JB |
1534 | KeySym *syms; |
1535 | int syms_per_code; | |
1536 | XModifierKeymap *mods; | |
1537 | ||
1538 | x_meta_mod_mask = 0; | |
11edeb03 | 1539 | x_shift_lock_mask = 0; |
a3c44b14 RS |
1540 | x_alt_mod_mask = 0; |
1541 | x_super_mod_mask = 0; | |
1542 | x_hyper_mod_mask = 0; | |
28430d3c | 1543 | |
9658a521 | 1544 | #ifdef HAVE_X11R4 |
28430d3c | 1545 | XDisplayKeycodes (x_current_display, &min_code, &max_code); |
9658a521 JB |
1546 | #else |
1547 | min_code = x_current_display->min_keycode; | |
1548 | max_code = x_current_display->max_keycode; | |
1549 | #endif | |
1550 | ||
28430d3c JB |
1551 | syms = XGetKeyboardMapping (x_current_display, |
1552 | min_code, max_code - min_code + 1, | |
1553 | &syms_per_code); | |
1554 | mods = XGetModifierMapping (x_current_display); | |
1555 | ||
11edeb03 JB |
1556 | /* Scan the modifier table to see which modifier bits the Meta and |
1557 | Alt keysyms are on. */ | |
28430d3c JB |
1558 | { |
1559 | int row, col; /* The row and column in the modifier table. */ | |
1560 | ||
1561 | for (row = 3; row < 8; row++) | |
1562 | for (col = 0; col < mods->max_keypermod; col++) | |
1563 | { | |
1564 | KeyCode code = | |
1565 | mods->modifiermap[(row * mods->max_keypermod) + col]; | |
1566 | ||
1567 | /* Are any of this keycode's keysyms a meta key? */ | |
1568 | { | |
1569 | int code_col; | |
1570 | ||
1571 | for (code_col = 0; code_col < syms_per_code; code_col++) | |
1572 | { | |
f689eb05 | 1573 | int sym = syms[((code - min_code) * syms_per_code) + code_col]; |
28430d3c | 1574 | |
f689eb05 | 1575 | switch (sym) |
28430d3c | 1576 | { |
f689eb05 JB |
1577 | case XK_Meta_L: |
1578 | case XK_Meta_R: | |
28430d3c JB |
1579 | x_meta_mod_mask |= (1 << row); |
1580 | break; | |
f689eb05 JB |
1581 | |
1582 | case XK_Alt_L: | |
1583 | case XK_Alt_R: | |
a3c44b14 RS |
1584 | x_alt_mod_mask |= (1 << row); |
1585 | break; | |
1586 | ||
1587 | case XK_Hyper_L: | |
1588 | case XK_Hyper_R: | |
1589 | x_hyper_mod_mask |= (1 << row); | |
1590 | break; | |
1591 | ||
1592 | case XK_Super_L: | |
1593 | case XK_Super_R: | |
1594 | x_super_mod_mask |= (1 << row); | |
f689eb05 | 1595 | break; |
11edeb03 JB |
1596 | |
1597 | case XK_Shift_Lock: | |
1598 | /* Ignore this if it's not on the lock modifier. */ | |
1599 | if ((1 << row) == LockMask) | |
1600 | x_shift_lock_mask = LockMask; | |
1601 | break; | |
28430d3c JB |
1602 | } |
1603 | } | |
1604 | } | |
1605 | } | |
1606 | } | |
1607 | ||
f689eb05 JB |
1608 | /* If we couldn't find any meta keys, accept any alt keys as meta keys. */ |
1609 | if (! x_meta_mod_mask) | |
a3c44b14 RS |
1610 | { |
1611 | x_meta_mod_mask = x_alt_mod_mask; | |
1612 | x_alt_mod_mask = 0; | |
1613 | } | |
f689eb05 | 1614 | |
148c4b70 RS |
1615 | /* If some keys are both alt and meta, |
1616 | make them just meta, not alt. */ | |
1617 | if (x_alt_mod_mask & x_meta_mod_mask) | |
1618 | { | |
1619 | x_alt_mod_mask &= ~x_meta_mod_mask; | |
1620 | } | |
1621 | ||
28430d3c | 1622 | XFree ((char *) syms); |
f689eb05 | 1623 | XFreeModifiermap (mods); |
28430d3c JB |
1624 | } |
1625 | ||
dfeccd2d JB |
1626 | /* Convert between the modifier bits X uses and the modifier bits |
1627 | Emacs uses. */ | |
7c5283e4 | 1628 | static unsigned int |
dfeccd2d | 1629 | x_x_to_emacs_modifiers (state) |
dc6f92b8 JB |
1630 | unsigned int state; |
1631 | { | |
11edeb03 JB |
1632 | return ( ((state & (ShiftMask | x_shift_lock_mask)) ? shift_modifier : 0) |
1633 | | ((state & ControlMask) ? ctrl_modifier : 0) | |
a3c44b14 RS |
1634 | | ((state & x_meta_mod_mask) ? meta_modifier : 0) |
1635 | | ((state & x_alt_mod_mask) ? alt_modifier : 0) | |
1636 | | ((state & x_super_mod_mask) ? super_modifier : 0) | |
1637 | | ((state & x_hyper_mod_mask) ? hyper_modifier : 0)); | |
dc6f92b8 JB |
1638 | } |
1639 | ||
dfeccd2d JB |
1640 | static unsigned int |
1641 | x_emacs_to_x_modifiers (state) | |
1642 | unsigned int state; | |
1643 | { | |
1644 | return ( ((state & alt_modifier) ? x_alt_mod_mask : 0) | |
1645 | | ((state & super_modifier) ? x_super_mod_mask : 0) | |
1646 | | ((state & hyper_modifier) ? x_hyper_mod_mask : 0) | |
1647 | | ((state & shift_modifier) ? ShiftMask : 0) | |
1648 | | ((state & ctrl_modifier) ? ControlMask : 0) | |
1649 | | ((state & meta_modifier) ? x_meta_mod_mask : 0)); | |
1650 | } | |
1651 | ||
e4571a43 JB |
1652 | /* Return true iff KEYSYM is a vendor-specific keysym that we should |
1653 | return as a function key. If you add a keysym to this, you should | |
1654 | make sure that the tables make_lispy_event uses contain a suitable | |
1655 | name for it. */ | |
1656 | static int | |
1657 | x_is_vendor_fkey (sym) | |
1658 | KeySym sym; | |
1659 | { | |
1660 | return 0 | |
1661 | #ifdef DXK_Remove | |
1662 | || (sym == DXK_Remove) | |
1663 | #endif | |
1664 | ; | |
1665 | } | |
1666 | ||
1667 | \f | |
1668 | /* Mouse clicks and mouse movement. Rah. */ | |
1669 | #ifdef HAVE_X11 | |
1670 | ||
1671 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1672 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
69388238 RS |
1673 | that the glyph at X, Y occupies, if BOUNDS != 0. |
1674 | If NOCLIP is nonzero, do not force the value into range. */ | |
1675 | ||
c8dba240 | 1676 | void |
69388238 | 1677 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) |
e4571a43 | 1678 | FRAME_PTR f; |
69388238 | 1679 | register int pix_x, pix_y; |
e4571a43 JB |
1680 | register int *x, *y; |
1681 | XRectangle *bounds; | |
69388238 | 1682 | int noclip; |
e4571a43 | 1683 | { |
69388238 RS |
1684 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1685 | even for negative values. */ | |
1686 | if (pix_x < 0) | |
1687 | pix_x -= FONT_WIDTH ((f)->display.x->font) - 1; | |
1688 | if (pix_y < 0) | |
1689 | pix_y -= FONT_HEIGHT ((f)->display.x->font) - 1; | |
1690 | ||
e4571a43 JB |
1691 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); |
1692 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1693 | ||
1694 | if (bounds) | |
1695 | { | |
1696 | bounds->width = FONT_WIDTH (f->display.x->font); | |
1697 | bounds->height = FONT_HEIGHT (f->display.x->font); | |
1698 | bounds->x = CHAR_TO_PIXEL_COL (f, pix_x); | |
1699 | bounds->y = CHAR_TO_PIXEL_ROW (f, pix_y); | |
1700 | } | |
1701 | ||
69388238 RS |
1702 | if (!noclip) |
1703 | { | |
1704 | if (pix_x < 0) | |
1705 | pix_x = 0; | |
1706 | else if (pix_x > f->width) | |
1707 | pix_x = f->width; | |
1708 | ||
1709 | if (pix_y < 0) | |
1710 | pix_y = 0; | |
1711 | else if (pix_y > f->height) | |
1712 | pix_y = f->height; | |
1713 | } | |
e4571a43 JB |
1714 | |
1715 | *x = pix_x; | |
1716 | *y = pix_y; | |
1717 | } | |
1718 | ||
2b5c9e71 RS |
1719 | void |
1720 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1721 | FRAME_PTR f; | |
1722 | register int x, y; | |
1723 | register int *pix_x, *pix_y; | |
1724 | { | |
1725 | *pix_x = CHAR_TO_PIXEL_COL (f, x); | |
1726 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1727 | } | |
1728 | ||
dc6f92b8 JB |
1729 | /* Prepare a mouse-event in *RESULT for placement in the input queue. |
1730 | ||
1731 | If the event is a button press, then note that we have grabbed | |
f451eb13 | 1732 | the mouse. */ |
dc6f92b8 JB |
1733 | |
1734 | static Lisp_Object | |
f451eb13 | 1735 | construct_mouse_click (result, event, f) |
dc6f92b8 JB |
1736 | struct input_event *result; |
1737 | XButtonEvent *event; | |
f676886a | 1738 | struct frame *f; |
dc6f92b8 | 1739 | { |
f451eb13 | 1740 | /* Make the event type no_event; we'll change that when we decide |
dc6f92b8 | 1741 | otherwise. */ |
f451eb13 | 1742 | result->kind = mouse_click; |
69388238 | 1743 | result->code = event->button - Button1; |
1113d9db | 1744 | result->timestamp = event->time; |
dfeccd2d | 1745 | result->modifiers = (x_x_to_emacs_modifiers (event->state) |
f689eb05 JB |
1746 | | (event->type == ButtonRelease |
1747 | ? up_modifier | |
1748 | : down_modifier)); | |
dc6f92b8 JB |
1749 | |
1750 | /* Notice if the mouse is still grabbed. */ | |
1751 | if (event->type == ButtonPress) | |
1752 | { | |
1753 | if (! x_mouse_grabbed) | |
1754 | Vmouse_depressed = Qt; | |
90e65f07 | 1755 | x_mouse_grabbed |= (1 << event->button); |
69388238 | 1756 | last_mouse_frame = f; |
dc6f92b8 JB |
1757 | } |
1758 | else if (event->type == ButtonRelease) | |
1759 | { | |
90e65f07 | 1760 | x_mouse_grabbed &= ~(1 << event->button); |
dc6f92b8 JB |
1761 | if (!x_mouse_grabbed) |
1762 | Vmouse_depressed = Qnil; | |
1763 | } | |
1764 | ||
f451eb13 JB |
1765 | { |
1766 | int row, column; | |
dc6f92b8 | 1767 | |
2b5c9e71 | 1768 | #if 0 |
69388238 | 1769 | pixel_to_glyph_coords (f, event->x, event->y, &column, &row, NULL, 0); |
f451eb13 JB |
1770 | XFASTINT (result->x) = column; |
1771 | XFASTINT (result->y) = row; | |
2b5c9e71 RS |
1772 | #endif |
1773 | XFASTINT (result->x) = event->x; | |
1774 | XFASTINT (result->y) = event->y; | |
12ba150f | 1775 | XSET (result->frame_or_window, Lisp_Frame, f); |
f451eb13 | 1776 | } |
dc6f92b8 | 1777 | } |
b849c413 RS |
1778 | |
1779 | /* Prepare a menu-event in *RESULT for placement in the input queue. */ | |
1780 | ||
1781 | static Lisp_Object | |
1782 | construct_menu_click (result, event, f) | |
1783 | struct input_event *result; | |
1784 | XButtonEvent *event; | |
1785 | struct frame *f; | |
1786 | { | |
1787 | /* Make the event type no_event; we'll change that when we decide | |
1788 | otherwise. */ | |
1789 | result->kind = mouse_click; | |
1790 | XSET (result->code, Lisp_Int, event->button - Button1); | |
1791 | result->timestamp = event->time; | |
1792 | result->modifiers = (x_x_to_emacs_modifiers (event->state) | |
1793 | | (event->type == ButtonRelease | |
1794 | ? up_modifier | |
1795 | : down_modifier)); | |
1796 | ||
c8dba240 RS |
1797 | XFASTINT (result->x) = event->x; |
1798 | XSETINT (result->y, -1); | |
1799 | XSET (result->frame_or_window, Lisp_Frame, f); | |
b849c413 | 1800 | } |
69388238 | 1801 | \f |
90e65f07 JB |
1802 | /* Function to report a mouse movement to the mainstream Emacs code. |
1803 | The input handler calls this. | |
1804 | ||
1805 | We have received a mouse movement event, which is given in *event. | |
1806 | If the mouse is over a different glyph than it was last time, tell | |
1807 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
1808 | another motion event, so we can check again the next time it moves. */ | |
1809 | static void | |
12ba150f | 1810 | note_mouse_movement (frame, event) |
f676886a | 1811 | FRAME_PTR frame; |
90e65f07 JB |
1812 | XMotionEvent *event; |
1813 | ||
1814 | { | |
e5d77022 JB |
1815 | last_mouse_movement_time = event->time; |
1816 | ||
90e65f07 JB |
1817 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
1818 | if (event->x < last_mouse_glyph.x | |
1819 | || event->x >= last_mouse_glyph.x + last_mouse_glyph.width | |
1820 | || event->y < last_mouse_glyph.y | |
1821 | || event->y >= last_mouse_glyph.y + last_mouse_glyph.height) | |
12ba150f JB |
1822 | { |
1823 | mouse_moved = 1; | |
ab648270 | 1824 | last_mouse_scroll_bar = Qnil; |
12ba150f | 1825 | } |
90e65f07 JB |
1826 | else |
1827 | { | |
1828 | /* It's on the same glyph. Call XQueryPointer so we'll get an | |
1829 | event the next time the mouse moves and we can see if it's | |
1830 | *still* on the same glyph. */ | |
1831 | int dummy; | |
1832 | ||
1833 | XQueryPointer (event->display, event->window, | |
1834 | (Window *) &dummy, (Window *) &dummy, | |
1835 | &dummy, &dummy, &dummy, &dummy, | |
1836 | (unsigned int *) &dummy); | |
1837 | } | |
1838 | } | |
1839 | ||
ab648270 JB |
1840 | static struct scroll_bar *x_window_to_scroll_bar (); |
1841 | static void x_scroll_bar_report_motion (); | |
12ba150f | 1842 | |
90e65f07 JB |
1843 | /* Return the current position of the mouse. |
1844 | ||
ab648270 JB |
1845 | If the mouse movement started in a scroll bar, set *f, *bar_window, |
1846 | and *part to the frame, window, and scroll bar part that the mouse | |
12ba150f | 1847 | is over. Set *x and *y to the portion and whole of the mouse's |
ab648270 | 1848 | position on the scroll bar. |
12ba150f JB |
1849 | |
1850 | If the mouse movement started elsewhere, set *f to the frame the | |
1851 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
1852 | the mouse is over. | |
1853 | ||
1854 | Set *time to the server timestamp for the time at which the mouse | |
1855 | was at this position. | |
1856 | ||
a135645a RS |
1857 | Don't store anything if we don't have a valid set of values to report. |
1858 | ||
90e65f07 | 1859 | This clears the mouse_moved flag, so we can wait for the next mouse |
12ba150f JB |
1860 | movement. This also calls XQueryPointer, which will cause the |
1861 | server to give us another MotionNotify when the mouse moves | |
1862 | again. */ | |
90e65f07 JB |
1863 | |
1864 | static void | |
12ba150f | 1865 | XTmouse_position (f, bar_window, part, x, y, time) |
472895ad | 1866 | FRAME_PTR *f; |
12ba150f | 1867 | Lisp_Object *bar_window; |
ab648270 | 1868 | enum scroll_bar_part *part; |
90e65f07 | 1869 | Lisp_Object *x, *y; |
e5d77022 | 1870 | unsigned long *time; |
90e65f07 | 1871 | { |
a135645a RS |
1872 | FRAME_PTR f1; |
1873 | ||
90e65f07 JB |
1874 | BLOCK_INPUT; |
1875 | ||
ab648270 JB |
1876 | if (! NILP (last_mouse_scroll_bar)) |
1877 | x_scroll_bar_report_motion (f, bar_window, part, x, y, time); | |
90e65f07 JB |
1878 | else |
1879 | { | |
12ba150f JB |
1880 | Window root; |
1881 | int root_x, root_y; | |
90e65f07 | 1882 | |
12ba150f JB |
1883 | Window dummy_window; |
1884 | int dummy; | |
1885 | ||
1886 | mouse_moved = 0; | |
ab648270 | 1887 | last_mouse_scroll_bar = Qnil; |
12ba150f JB |
1888 | |
1889 | /* Figure out which root window we're on. */ | |
1890 | XQueryPointer (x_current_display, | |
1891 | DefaultRootWindow (x_current_display), | |
1892 | ||
1893 | /* The root window which contains the pointer. */ | |
1894 | &root, | |
1895 | ||
1896 | /* Trash which we can't trust if the pointer is on | |
1897 | a different screen. */ | |
1898 | &dummy_window, | |
1899 | ||
1900 | /* The position on that root window. */ | |
1901 | &root_x, &root_y, | |
1902 | ||
1903 | /* More trash we can't trust. */ | |
1904 | &dummy, &dummy, | |
1905 | ||
1906 | /* Modifier keys and pointer buttons, about which | |
1907 | we don't care. */ | |
1908 | (unsigned int *) &dummy); | |
1909 | ||
1910 | /* Now we have a position on the root; find the innermost window | |
1911 | containing the pointer. */ | |
1912 | { | |
1913 | Window win, child; | |
1914 | int win_x, win_y; | |
1915 | int parent_x, parent_y; | |
1916 | ||
1917 | win = root; | |
69388238 RS |
1918 | |
1919 | if (x_mouse_grabbed) | |
12ba150f | 1920 | { |
69388238 RS |
1921 | /* If mouse was grabbed on a frame, give coords for that frame |
1922 | even if the mouse is now outside it. */ | |
12ba150f | 1923 | XTranslateCoordinates (x_current_display, |
69388238 | 1924 | |
12ba150f | 1925 | /* From-window, to-window. */ |
69388238 | 1926 | root, FRAME_X_WINDOW (last_mouse_frame), |
12ba150f JB |
1927 | |
1928 | /* From-position, to-position. */ | |
1929 | root_x, root_y, &win_x, &win_y, | |
1930 | ||
1931 | /* Child of win. */ | |
1932 | &child); | |
69388238 RS |
1933 | f1 = last_mouse_frame; |
1934 | } | |
1935 | else | |
1936 | { | |
1937 | while (1) | |
1938 | { | |
1939 | XTranslateCoordinates (x_current_display, | |
12ba150f | 1940 | |
69388238 RS |
1941 | /* From-window, to-window. */ |
1942 | root, win, | |
12ba150f | 1943 | |
69388238 RS |
1944 | /* From-position, to-position. */ |
1945 | root_x, root_y, &win_x, &win_y, | |
1946 | ||
1947 | /* Child of win. */ | |
1948 | &child); | |
1949 | ||
1950 | if (child == None) | |
1951 | break; | |
1952 | ||
1953 | win = child; | |
1954 | parent_x = win_x; | |
1955 | parent_y = win_y; | |
1956 | } | |
12ba150f | 1957 | |
69388238 RS |
1958 | /* Now we know that: |
1959 | win is the innermost window containing the pointer | |
1960 | (XTC says it has no child containing the pointer), | |
1961 | win_x and win_y are the pointer's position in it | |
1962 | (XTC did this the last time through), and | |
1963 | parent_x and parent_y are the pointer's position in win's parent. | |
1964 | (They are what win_x and win_y were when win was child. | |
1965 | If win is the root window, it has no parent, and | |
1966 | parent_{x,y} are invalid, but that's okay, because we'll | |
1967 | never use them in that case.) */ | |
1968 | ||
1969 | /* Is win one of our frames? */ | |
2b5c9e71 | 1970 | f1 = x_any_window_to_frame (win); |
69388238 | 1971 | } |
12ba150f | 1972 | |
ab648270 | 1973 | /* If not, is it one of our scroll bars? */ |
a135645a | 1974 | if (! f1) |
12ba150f | 1975 | { |
ab648270 | 1976 | struct scroll_bar *bar = x_window_to_scroll_bar (win); |
12ba150f JB |
1977 | |
1978 | if (bar) | |
1979 | { | |
a135645a | 1980 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
12ba150f JB |
1981 | win_x = parent_x; |
1982 | win_y = parent_y; | |
1983 | } | |
1984 | } | |
90e65f07 | 1985 | |
a135645a | 1986 | if (f1) |
12ba150f | 1987 | { |
2b5c9e71 RS |
1988 | int ignore1, ignore2; |
1989 | ||
1990 | /* Ok, we found a frame. Store all the values. */ | |
a135645a | 1991 | |
2b5c9e71 | 1992 | pixel_to_glyph_coords (f1, win_x, win_y, &ignore1, &ignore2, |
69388238 | 1993 | &last_mouse_glyph, x_mouse_grabbed); |
12ba150f JB |
1994 | |
1995 | *bar_window = Qnil; | |
1996 | *part = 0; | |
a135645a | 1997 | *f = f1; |
12ba150f JB |
1998 | XSET (*x, Lisp_Int, win_x); |
1999 | XSET (*y, Lisp_Int, win_y); | |
2000 | *time = last_mouse_movement_time; | |
2001 | } | |
2002 | } | |
2003 | } | |
90e65f07 JB |
2004 | |
2005 | UNBLOCK_INPUT; | |
2006 | } | |
2007 | ||
c118dd06 | 2008 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 2009 | #define XEvent XKeyPressedEvent |
c118dd06 JB |
2010 | #endif /* ! defined (HAVE_X11) */ |
2011 | \f | |
ab648270 | 2012 | /* Scroll bar support. */ |
f451eb13 | 2013 | |
ab648270 JB |
2014 | /* Given an X window ID, find the struct scroll_bar which manages it. |
2015 | This can be called in GC, so we have to make sure to strip off mark | |
2016 | bits. */ | |
2017 | static struct scroll_bar * | |
2018 | x_window_to_scroll_bar (window_id) | |
f451eb13 JB |
2019 | Window window_id; |
2020 | { | |
2021 | Lisp_Object tail, frame; | |
f451eb13 | 2022 | |
ab648270 JB |
2023 | for (tail = Vframe_list; |
2024 | XGCTYPE (tail) == Lisp_Cons; | |
2025 | tail = XCONS (tail)->cdr) | |
f451eb13 | 2026 | { |
abdda982 | 2027 | Lisp_Object frame, bar, condemned; |
f451eb13 | 2028 | |
abdda982 | 2029 | frame = XCONS (tail)->car; |
f451eb13 | 2030 | /* All elements of Vframe_list should be frames. */ |
ab648270 | 2031 | if (XGCTYPE (frame) != Lisp_Frame) |
f451eb13 JB |
2032 | abort (); |
2033 | ||
ab648270 | 2034 | /* Scan this frame's scroll bar list for a scroll bar with the |
f451eb13 | 2035 | right window ID. */ |
ab648270 JB |
2036 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); |
2037 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
cf7cb199 | 2038 | /* This trick allows us to search both the ordinary and |
ab648270 JB |
2039 | condemned scroll bar lists with one loop. */ |
2040 | ! GC_NILP (bar) || (bar = condemned, | |
2041 | condemned = Qnil, | |
2042 | ! GC_NILP (bar)); | |
bc20ebbf | 2043 | bar = XSCROLL_BAR (bar)->next) |
ab648270 JB |
2044 | if (SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)) == window_id) |
2045 | return XSCROLL_BAR (bar); | |
f451eb13 JB |
2046 | } |
2047 | ||
2048 | return 0; | |
2049 | } | |
2050 | ||
ab648270 JB |
2051 | /* Open a new X window to serve as a scroll bar, and return the |
2052 | scroll bar vector for it. */ | |
2053 | static struct scroll_bar * | |
2054 | x_scroll_bar_create (window, top, left, width, height) | |
12ba150f | 2055 | struct window *window; |
f451eb13 JB |
2056 | int top, left, width, height; |
2057 | { | |
12ba150f | 2058 | FRAME_PTR frame = XFRAME (WINDOW_FRAME (window)); |
ab648270 JB |
2059 | struct scroll_bar *bar = |
2060 | XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
f451eb13 JB |
2061 | |
2062 | BLOCK_INPUT; | |
2063 | ||
2064 | { | |
2065 | XSetWindowAttributes a; | |
2066 | unsigned long mask; | |
12ba150f JB |
2067 | a.background_pixel = frame->display.x->background_pixel; |
2068 | a.event_mask = (ButtonPressMask | ButtonReleaseMask | |
9a572e2a | 2069 | | ButtonMotionMask | PointerMotionHintMask |
12ba150f | 2070 | | ExposureMask); |
ab648270 | 2071 | a.cursor = x_vertical_scroll_bar_cursor; |
f451eb13 | 2072 | |
dbc4e1c1 | 2073 | mask = (CWBackPixel | CWEventMask | CWCursor); |
f451eb13 | 2074 | |
3afe33e7 RS |
2075 | #if 0 |
2076 | ||
2077 | ac = 0; | |
2078 | XtSetArg (al[ac], XtNx, left); ac++; | |
2079 | XtSetArg (al[ac], XtNy, top); ac++; | |
2080 | XtSetArg (al[ac], XtNwidth, width); ac++; | |
2081 | XtSetArg (al[ac], XtNheight, height); ac++; | |
2082 | XtSetArg (al[ac], XtNborderWidth, 0); ac++; | |
2083 | sb_widget = XtCreateManagedWidget ("box", | |
7246d1d3 KH |
2084 | boxWidgetClass, |
2085 | frame->display.x->edit_widget, al, ac); | |
2086 | SET_SCROLL_BAR_X_WINDOW | |
3afe33e7 RS |
2087 | (bar, sb_widget->core.window); |
2088 | #endif | |
7246d1d3 | 2089 | SET_SCROLL_BAR_X_WINDOW |
12ba150f JB |
2090 | (bar, |
2091 | XCreateWindow (x_current_display, FRAME_X_WINDOW (frame), | |
f451eb13 | 2092 | |
ab648270 | 2093 | /* Position and size of scroll bar. */ |
12ba150f | 2094 | left, top, width, height, |
f451eb13 | 2095 | |
12ba150f JB |
2096 | /* Border width, depth, class, and visual. */ |
2097 | 0, CopyFromParent, CopyFromParent, CopyFromParent, | |
f451eb13 | 2098 | |
12ba150f JB |
2099 | /* Attributes. */ |
2100 | mask, &a)); | |
f451eb13 JB |
2101 | } |
2102 | ||
12ba150f JB |
2103 | XSET (bar->window, Lisp_Window, window); |
2104 | XSET (bar->top, Lisp_Int, top); | |
2105 | XSET (bar->left, Lisp_Int, left); | |
2106 | XSET (bar->width, Lisp_Int, width); | |
2107 | XSET (bar->height, Lisp_Int, height); | |
2108 | XSET (bar->start, Lisp_Int, 0); | |
2109 | XSET (bar->end, Lisp_Int, 0); | |
2110 | bar->dragging = Qnil; | |
f451eb13 JB |
2111 | |
2112 | /* Add bar to its frame's list of scroll bars. */ | |
ab648270 | 2113 | bar->next = FRAME_SCROLL_BARS (frame); |
12ba150f | 2114 | bar->prev = Qnil; |
ab648270 | 2115 | XSET (FRAME_SCROLL_BARS (frame), Lisp_Vector, bar); |
12ba150f | 2116 | if (! NILP (bar->next)) |
ab648270 | 2117 | XSET (XSCROLL_BAR (bar->next)->prev, Lisp_Vector, bar); |
f451eb13 | 2118 | |
ab648270 | 2119 | XMapWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar)); |
f451eb13 JB |
2120 | |
2121 | UNBLOCK_INPUT; | |
12ba150f JB |
2122 | |
2123 | return bar; | |
f451eb13 JB |
2124 | } |
2125 | ||
12ba150f JB |
2126 | /* Draw BAR's handle in the proper position. |
2127 | If the handle is already drawn from START to END, don't bother | |
2128 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2129 | redraw it. (REBUILD is handy for drawing the handle after expose | |
2130 | events.) | |
2131 | ||
2132 | Normally, we want to constrain the start and end of the handle to | |
ab648270 | 2133 | fit inside its rectangle, but if the user is dragging the scroll bar |
12ba150f JB |
2134 | handle, we want to let them drag it down all the way, so that the |
2135 | bar's top is as far down as it goes; otherwise, there's no way to | |
2136 | move to the very end of the buffer. */ | |
f451eb13 | 2137 | static void |
ab648270 JB |
2138 | x_scroll_bar_set_handle (bar, start, end, rebuild) |
2139 | struct scroll_bar *bar; | |
f451eb13 | 2140 | int start, end; |
12ba150f | 2141 | int rebuild; |
f451eb13 | 2142 | { |
12ba150f | 2143 | int dragging = ! NILP (bar->dragging); |
ab648270 | 2144 | Window w = SCROLL_BAR_X_WINDOW (bar); |
12ba150f JB |
2145 | GC gc = XFRAME (WINDOW_FRAME (XWINDOW (bar->window)))->display.x->normal_gc; |
2146 | ||
2147 | /* If the display is already accurate, do nothing. */ | |
2148 | if (! rebuild | |
2149 | && start == XINT (bar->start) | |
2150 | && end == XINT (bar->end)) | |
2151 | return; | |
2152 | ||
f451eb13 JB |
2153 | BLOCK_INPUT; |
2154 | ||
2155 | { | |
ab648270 JB |
2156 | int inside_width = VERTICAL_SCROLL_BAR_INSIDE_WIDTH (XINT (bar->width)); |
2157 | int inside_height = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
2158 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
f451eb13 JB |
2159 | |
2160 | /* Make sure the values are reasonable, and try to preserve | |
2161 | the distance between start and end. */ | |
12ba150f JB |
2162 | { |
2163 | int length = end - start; | |
2164 | ||
2165 | if (start < 0) | |
2166 | start = 0; | |
2167 | else if (start > top_range) | |
2168 | start = top_range; | |
2169 | end = start + length; | |
2170 | ||
2171 | if (end < start) | |
2172 | end = start; | |
2173 | else if (end > top_range && ! dragging) | |
2174 | end = top_range; | |
2175 | } | |
f451eb13 | 2176 | |
ab648270 | 2177 | /* Store the adjusted setting in the scroll bar. */ |
12ba150f JB |
2178 | XSET (bar->start, Lisp_Int, start); |
2179 | XSET (bar->end, Lisp_Int, end); | |
f451eb13 | 2180 | |
12ba150f JB |
2181 | /* Clip the end position, just for display. */ |
2182 | if (end > top_range) | |
2183 | end = top_range; | |
f451eb13 | 2184 | |
ab648270 | 2185 | /* Draw bottom positions VERTICAL_SCROLL_BAR_MIN_HANDLE pixels |
12ba150f JB |
2186 | below top positions, to make sure the handle is always at least |
2187 | that many pixels tall. */ | |
ab648270 | 2188 | end += VERTICAL_SCROLL_BAR_MIN_HANDLE; |
f451eb13 | 2189 | |
12ba150f JB |
2190 | /* Draw the empty space above the handle. Note that we can't clear |
2191 | zero-height areas; that means "clear to end of window." */ | |
2192 | if (0 < start) | |
2193 | XClearArea (x_current_display, w, | |
f451eb13 | 2194 | |
12ba150f | 2195 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2196 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2197 | VERTICAL_SCROLL_BAR_TOP_BORDER, | |
12ba150f JB |
2198 | inside_width, start, |
2199 | False); | |
f451eb13 | 2200 | |
12ba150f JB |
2201 | /* Draw the handle itself. */ |
2202 | XFillRectangle (x_current_display, w, gc, | |
f451eb13 | 2203 | |
12ba150f | 2204 | /* x, y, width, height */ |
ab648270 JB |
2205 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2206 | VERTICAL_SCROLL_BAR_TOP_BORDER + start, | |
12ba150f | 2207 | inside_width, end - start); |
f451eb13 | 2208 | |
f451eb13 | 2209 | |
12ba150f JB |
2210 | /* Draw the empty space below the handle. Note that we can't |
2211 | clear zero-height areas; that means "clear to end of window." */ | |
2212 | if (end < inside_height) | |
2213 | XClearArea (x_current_display, w, | |
f451eb13 | 2214 | |
12ba150f | 2215 | /* x, y, width, height, and exposures. */ |
ab648270 JB |
2216 | VERTICAL_SCROLL_BAR_LEFT_BORDER, |
2217 | VERTICAL_SCROLL_BAR_TOP_BORDER + end, | |
12ba150f JB |
2218 | inside_width, inside_height - end, |
2219 | False); | |
f451eb13 | 2220 | |
f451eb13 JB |
2221 | } |
2222 | ||
f451eb13 JB |
2223 | UNBLOCK_INPUT; |
2224 | } | |
2225 | ||
eb8c3be9 | 2226 | /* Move a scroll bar around on the screen, to accommodate changing |
12ba150f | 2227 | window configurations. */ |
f451eb13 | 2228 | static void |
ab648270 JB |
2229 | x_scroll_bar_move (bar, top, left, width, height) |
2230 | struct scroll_bar *bar; | |
f451eb13 JB |
2231 | int top, left, width, height; |
2232 | { | |
2233 | BLOCK_INPUT; | |
2234 | ||
2235 | { | |
2236 | XWindowChanges wc; | |
2237 | unsigned int mask = 0; | |
2238 | ||
2239 | wc.x = left; | |
2240 | wc.y = top; | |
2241 | wc.width = width; | |
2242 | wc.height = height; | |
2243 | ||
12ba150f JB |
2244 | if (left != XINT (bar->left)) mask |= CWX; |
2245 | if (top != XINT (bar->top)) mask |= CWY; | |
2246 | if (width != XINT (bar->width)) mask |= CWWidth; | |
2247 | if (height != XINT (bar->height)) mask |= CWHeight; | |
2248 | ||
2249 | if (mask) | |
ab648270 | 2250 | XConfigureWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar), |
12ba150f | 2251 | mask, &wc); |
f451eb13 JB |
2252 | } |
2253 | ||
12ba150f JB |
2254 | XSET (bar->left, Lisp_Int, left); |
2255 | XSET (bar->top, Lisp_Int, top); | |
2256 | XSET (bar->width, Lisp_Int, width); | |
2257 | XSET (bar->height, Lisp_Int, height); | |
2258 | ||
f451eb13 JB |
2259 | UNBLOCK_INPUT; |
2260 | } | |
2261 | ||
ab648270 | 2262 | /* Destroy the X window for BAR, and set its Emacs window's scroll bar |
12ba150f JB |
2263 | to nil. */ |
2264 | static void | |
ab648270 JB |
2265 | x_scroll_bar_remove (bar) |
2266 | struct scroll_bar *bar; | |
12ba150f JB |
2267 | { |
2268 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2269 | ||
2270 | BLOCK_INPUT; | |
2271 | ||
2272 | /* Destroy the window. */ | |
ab648270 | 2273 | XDestroyWindow (x_current_display, SCROLL_BAR_X_WINDOW (bar)); |
12ba150f | 2274 | |
ab648270 JB |
2275 | /* Disassociate this scroll bar from its window. */ |
2276 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
12ba150f JB |
2277 | |
2278 | UNBLOCK_INPUT; | |
2279 | } | |
2280 | ||
2281 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2282 | that we are displaying PORTION characters out of a total of WHOLE | |
ab648270 | 2283 | characters, starting at POSITION. If WINDOW has no scroll bar, |
12ba150f JB |
2284 | create one. */ |
2285 | static void | |
ab648270 | 2286 | XTset_vertical_scroll_bar (window, portion, whole, position) |
f451eb13 JB |
2287 | struct window *window; |
2288 | int portion, whole, position; | |
2289 | { | |
2290 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
f451eb13 | 2291 | int top = XINT (window->top); |
ab648270 JB |
2292 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); |
2293 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
f451eb13 | 2294 | |
ab648270 | 2295 | /* Where should this scroll bar be, pixelwise? */ |
12ba150f JB |
2296 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); |
2297 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
ab648270 JB |
2298 | int pixel_width = VERTICAL_SCROLL_BAR_PIXEL_WIDTH (f); |
2299 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); | |
f451eb13 | 2300 | |
ab648270 | 2301 | struct scroll_bar *bar; |
12ba150f | 2302 | |
ab648270 JB |
2303 | /* Does the scroll bar exist yet? */ |
2304 | if (NILP (window->vertical_scroll_bar)) | |
2305 | bar = x_scroll_bar_create (window, | |
f451eb13 JB |
2306 | pixel_top, pixel_left, |
2307 | pixel_width, pixel_height); | |
2308 | else | |
12ba150f JB |
2309 | { |
2310 | /* It may just need to be moved and resized. */ | |
ab648270 JB |
2311 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
2312 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
12ba150f | 2313 | } |
f451eb13 | 2314 | |
ab648270 | 2315 | /* Set the scroll bar's current state, unless we're currently being |
f451eb13 | 2316 | dragged. */ |
12ba150f | 2317 | if (NILP (bar->dragging)) |
f451eb13 | 2318 | { |
12ba150f | 2319 | int top_range = |
ab648270 | 2320 | VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); |
f451eb13 | 2321 | |
12ba150f | 2322 | if (whole == 0) |
ab648270 | 2323 | x_scroll_bar_set_handle (bar, 0, top_range, 0); |
12ba150f JB |
2324 | else |
2325 | { | |
43f868f5 JB |
2326 | int start = ((double) position * top_range) / whole; |
2327 | int end = ((double) (position + portion) * top_range) / whole; | |
12ba150f | 2328 | |
ab648270 | 2329 | x_scroll_bar_set_handle (bar, start, end, 0); |
12ba150f | 2330 | } |
f451eb13 JB |
2331 | } |
2332 | ||
ab648270 | 2333 | XSET (window->vertical_scroll_bar, Lisp_Vector, bar); |
f451eb13 JB |
2334 | } |
2335 | ||
12ba150f | 2336 | |
f451eb13 | 2337 | /* The following three hooks are used when we're doing a thorough |
ab648270 | 2338 | redisplay of the frame. We don't explicitly know which scroll bars |
f451eb13 | 2339 | are going to be deleted, because keeping track of when windows go |
12ba150f JB |
2340 | away is a real pain - "Can you say set-window-configuration, boys |
2341 | and girls?" Instead, we just assert at the beginning of redisplay | |
ab648270 | 2342 | that *all* scroll bars are to be removed, and then save a scroll bar |
12ba150f | 2343 | from the fiery pit when we actually redisplay its window. */ |
f451eb13 | 2344 | |
ab648270 JB |
2345 | /* Arrange for all scroll bars on FRAME to be removed at the next call |
2346 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2347 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
f451eb13 | 2348 | static void |
ab648270 | 2349 | XTcondemn_scroll_bars (frame) |
f451eb13 JB |
2350 | FRAME_PTR frame; |
2351 | { | |
12ba150f JB |
2352 | /* The condemned list should be empty at this point; if it's not, |
2353 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2354 | protocol correctly. */ | |
ab648270 | 2355 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) |
12ba150f JB |
2356 | abort (); |
2357 | ||
2358 | /* Move them all to the "condemned" list. */ | |
ab648270 JB |
2359 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); |
2360 | FRAME_SCROLL_BARS (frame) = Qnil; | |
f451eb13 JB |
2361 | } |
2362 | ||
ab648270 | 2363 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. |
12ba150f | 2364 | Note that WINDOW isn't necessarily condemned at all. */ |
f451eb13 | 2365 | static void |
ab648270 | 2366 | XTredeem_scroll_bar (window) |
12ba150f | 2367 | struct window *window; |
f451eb13 | 2368 | { |
ab648270 | 2369 | struct scroll_bar *bar; |
12ba150f | 2370 | |
ab648270 JB |
2371 | /* We can't redeem this window's scroll bar if it doesn't have one. */ |
2372 | if (NILP (window->vertical_scroll_bar)) | |
12ba150f JB |
2373 | abort (); |
2374 | ||
ab648270 | 2375 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
12ba150f JB |
2376 | |
2377 | /* Unlink it from the condemned list. */ | |
2378 | { | |
2379 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2380 | ||
2381 | if (NILP (bar->prev)) | |
2382 | { | |
2383 | /* If the prev pointer is nil, it must be the first in one of | |
2384 | the lists. */ | |
ab648270 | 2385 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) |
12ba150f JB |
2386 | /* It's not condemned. Everything's fine. */ |
2387 | return; | |
ab648270 JB |
2388 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), |
2389 | window->vertical_scroll_bar)) | |
2390 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
12ba150f JB |
2391 | else |
2392 | /* If its prev pointer is nil, it must be at the front of | |
2393 | one or the other! */ | |
2394 | abort (); | |
2395 | } | |
2396 | else | |
ab648270 | 2397 | XSCROLL_BAR (bar->prev)->next = bar->next; |
12ba150f JB |
2398 | |
2399 | if (! NILP (bar->next)) | |
ab648270 | 2400 | XSCROLL_BAR (bar->next)->prev = bar->prev; |
12ba150f | 2401 | |
ab648270 | 2402 | bar->next = FRAME_SCROLL_BARS (f); |
12ba150f | 2403 | bar->prev = Qnil; |
ab648270 | 2404 | XSET (FRAME_SCROLL_BARS (f), Lisp_Vector, bar); |
12ba150f | 2405 | if (! NILP (bar->next)) |
ab648270 | 2406 | XSET (XSCROLL_BAR (bar->next)->prev, Lisp_Vector, bar); |
12ba150f | 2407 | } |
f451eb13 JB |
2408 | } |
2409 | ||
ab648270 JB |
2410 | /* Remove all scroll bars on FRAME that haven't been saved since the |
2411 | last call to `*condemn_scroll_bars_hook'. */ | |
f451eb13 | 2412 | static void |
ab648270 | 2413 | XTjudge_scroll_bars (f) |
12ba150f | 2414 | FRAME_PTR f; |
f451eb13 | 2415 | { |
12ba150f | 2416 | Lisp_Object bar, next; |
f451eb13 | 2417 | |
ab648270 | 2418 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); |
cf7cb199 JB |
2419 | |
2420 | /* Clear out the condemned list now so we won't try to process any | |
ab648270 JB |
2421 | more events on the hapless scroll bars. */ |
2422 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
cf7cb199 JB |
2423 | |
2424 | for (; ! NILP (bar); bar = next) | |
f451eb13 | 2425 | { |
ab648270 | 2426 | struct scroll_bar *b = XSCROLL_BAR (bar); |
12ba150f | 2427 | |
ab648270 | 2428 | x_scroll_bar_remove (b); |
12ba150f JB |
2429 | |
2430 | next = b->next; | |
2431 | b->next = b->prev = Qnil; | |
f451eb13 | 2432 | } |
12ba150f | 2433 | |
ab648270 | 2434 | /* Now there should be no references to the condemned scroll bars, |
12ba150f | 2435 | and they should get garbage-collected. */ |
f451eb13 JB |
2436 | } |
2437 | ||
2438 | ||
ab648270 JB |
2439 | /* Handle an Expose or GraphicsExpose event on a scroll bar. |
2440 | ||
2441 | This may be called from a signal handler, so we have to ignore GC | |
2442 | mark bits. */ | |
f451eb13 | 2443 | static void |
ab648270 JB |
2444 | x_scroll_bar_expose (bar, event) |
2445 | struct scroll_bar *bar; | |
f451eb13 JB |
2446 | XEvent *event; |
2447 | { | |
ab648270 | 2448 | Window w = SCROLL_BAR_X_WINDOW (bar); |
12ba150f JB |
2449 | GC gc = XFRAME (WINDOW_FRAME (XWINDOW (bar->window)))->display.x->normal_gc; |
2450 | ||
f451eb13 JB |
2451 | BLOCK_INPUT; |
2452 | ||
ab648270 | 2453 | x_scroll_bar_set_handle (bar, XINT (bar->start), XINT (bar->end), 1); |
f451eb13 | 2454 | |
ab648270 | 2455 | /* Draw a one-pixel border just inside the edges of the scroll bar. */ |
12ba150f | 2456 | XDrawRectangle (x_current_display, w, gc, |
f451eb13 JB |
2457 | |
2458 | /* x, y, width, height */ | |
12ba150f | 2459 | 0, 0, XINT (bar->width) - 1, XINT (bar->height) - 1); |
f451eb13 | 2460 | |
f451eb13 JB |
2461 | UNBLOCK_INPUT; |
2462 | } | |
2463 | ||
ab648270 JB |
2464 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind |
2465 | is set to something other than no_event, it is enqueued. | |
2466 | ||
2467 | This may be called from a signal handler, so we have to ignore GC | |
2468 | mark bits. */ | |
f451eb13 | 2469 | static void |
ab648270 JB |
2470 | x_scroll_bar_handle_click (bar, event, emacs_event) |
2471 | struct scroll_bar *bar; | |
f451eb13 JB |
2472 | XEvent *event; |
2473 | struct input_event *emacs_event; | |
2474 | { | |
ab648270 | 2475 | if (XGCTYPE (bar->window) != Lisp_Window) |
12ba150f JB |
2476 | abort (); |
2477 | ||
ab648270 | 2478 | emacs_event->kind = scroll_bar_click; |
69388238 | 2479 | emacs_event->code = event->xbutton.button - Button1; |
f451eb13 | 2480 | emacs_event->modifiers = |
dfeccd2d | 2481 | (x_x_to_emacs_modifiers (event->xbutton.state) |
f451eb13 JB |
2482 | | (event->type == ButtonRelease |
2483 | ? up_modifier | |
2484 | : down_modifier)); | |
12ba150f | 2485 | emacs_event->frame_or_window = bar->window; |
f451eb13 | 2486 | emacs_event->timestamp = event->xbutton.time; |
12ba150f JB |
2487 | { |
2488 | int internal_height = | |
ab648270 | 2489 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); |
12ba150f | 2490 | int top_range = |
ab648270 JB |
2491 | VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
2492 | int y = event->xbutton.y - VERTICAL_SCROLL_BAR_TOP_BORDER; | |
12ba150f JB |
2493 | |
2494 | if (y < 0) y = 0; | |
2495 | if (y > top_range) y = top_range; | |
2496 | ||
2497 | if (y < XINT (bar->start)) | |
ab648270 JB |
2498 | emacs_event->part = scroll_bar_above_handle; |
2499 | else if (y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
2500 | emacs_event->part = scroll_bar_handle; | |
12ba150f | 2501 | else |
ab648270 | 2502 | emacs_event->part = scroll_bar_below_handle; |
929787e1 JB |
2503 | |
2504 | /* Just because the user has clicked on the handle doesn't mean | |
5116f055 JB |
2505 | they want to drag it. Lisp code needs to be able to decide |
2506 | whether or not we're dragging. */ | |
929787e1 | 2507 | #if 0 |
12ba150f JB |
2508 | /* If the user has just clicked on the handle, record where they're |
2509 | holding it. */ | |
2510 | if (event->type == ButtonPress | |
ab648270 | 2511 | && emacs_event->part == scroll_bar_handle) |
12ba150f | 2512 | XSET (bar->dragging, Lisp_Int, y - XINT (bar->start)); |
929787e1 | 2513 | #endif |
12ba150f JB |
2514 | |
2515 | /* If the user has released the handle, set it to its final position. */ | |
2516 | if (event->type == ButtonRelease | |
2517 | && ! NILP (bar->dragging)) | |
2518 | { | |
2519 | int new_start = y - XINT (bar->dragging); | |
2520 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); | |
f451eb13 | 2521 | |
ab648270 | 2522 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
12ba150f JB |
2523 | bar->dragging = Qnil; |
2524 | } | |
f451eb13 | 2525 | |
5116f055 JB |
2526 | /* Same deal here as the other #if 0. */ |
2527 | #if 0 | |
eb8c3be9 | 2528 | /* Clicks on the handle are always reported as occurring at the top of |
12ba150f | 2529 | the handle. */ |
ab648270 | 2530 | if (emacs_event->part == scroll_bar_handle) |
12ba150f JB |
2531 | emacs_event->x = bar->start; |
2532 | else | |
2533 | XSET (emacs_event->x, Lisp_Int, y); | |
5116f055 JB |
2534 | #else |
2535 | XSET (emacs_event->x, Lisp_Int, y); | |
2536 | #endif | |
f451eb13 | 2537 | |
12ba150f JB |
2538 | XSET (emacs_event->y, Lisp_Int, top_range); |
2539 | } | |
2540 | } | |
f451eb13 | 2541 | |
ab648270 JB |
2542 | /* Handle some mouse motion while someone is dragging the scroll bar. |
2543 | ||
2544 | This may be called from a signal handler, so we have to ignore GC | |
2545 | mark bits. */ | |
f451eb13 | 2546 | static void |
ab648270 JB |
2547 | x_scroll_bar_note_movement (bar, event) |
2548 | struct scroll_bar *bar; | |
f451eb13 JB |
2549 | XEvent *event; |
2550 | { | |
2551 | last_mouse_movement_time = event->xmotion.time; | |
2552 | ||
2553 | mouse_moved = 1; | |
ab648270 | 2554 | XSET (last_mouse_scroll_bar, Lisp_Vector, bar); |
f451eb13 JB |
2555 | |
2556 | /* If we're dragging the bar, display it. */ | |
ab648270 | 2557 | if (! GC_NILP (bar->dragging)) |
f451eb13 JB |
2558 | { |
2559 | /* Where should the handle be now? */ | |
12ba150f | 2560 | int new_start = event->xmotion.y - XINT (bar->dragging); |
f451eb13 | 2561 | |
12ba150f | 2562 | if (new_start != XINT (bar->start)) |
f451eb13 | 2563 | { |
12ba150f | 2564 | int new_end = new_start + (XINT (bar->end) - XINT (bar->start)); |
f451eb13 | 2565 | |
ab648270 | 2566 | x_scroll_bar_set_handle (bar, new_start, new_end, 0); |
f451eb13 JB |
2567 | } |
2568 | } | |
2569 | ||
2570 | /* Call XQueryPointer so we'll get an event the next time the mouse | |
2571 | moves and we can see *still* on the same position. */ | |
2572 | { | |
2573 | int dummy; | |
2574 | ||
2575 | XQueryPointer (event->xmotion.display, event->xmotion.window, | |
2576 | (Window *) &dummy, (Window *) &dummy, | |
2577 | &dummy, &dummy, &dummy, &dummy, | |
2578 | (unsigned int *) &dummy); | |
2579 | } | |
2580 | } | |
2581 | ||
12ba150f | 2582 | /* Return information to the user about the current position of the mouse |
ab648270 | 2583 | on the scroll bar. */ |
12ba150f | 2584 | static void |
ab648270 | 2585 | x_scroll_bar_report_motion (f, bar_window, part, x, y, time) |
12ba150f JB |
2586 | FRAME_PTR *f; |
2587 | Lisp_Object *bar_window; | |
ab648270 | 2588 | enum scroll_bar_part *part; |
12ba150f JB |
2589 | Lisp_Object *x, *y; |
2590 | unsigned long *time; | |
2591 | { | |
ab648270 | 2592 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); |
12ba150f | 2593 | int win_x, win_y; |
559cb2fb JB |
2594 | Window dummy_window; |
2595 | int dummy_coord; | |
2596 | unsigned int dummy_mask; | |
12ba150f | 2597 | |
cf7cb199 JB |
2598 | BLOCK_INPUT; |
2599 | ||
ab648270 | 2600 | /* Get the mouse's position relative to the scroll bar window, and |
12ba150f | 2601 | report that. */ |
559cb2fb JB |
2602 | if (! XQueryPointer (x_current_display, |
2603 | SCROLL_BAR_X_WINDOW (bar), | |
12ba150f | 2604 | |
559cb2fb JB |
2605 | /* Root, child, root x and root y. */ |
2606 | &dummy_window, &dummy_window, | |
2607 | &dummy_coord, &dummy_coord, | |
12ba150f | 2608 | |
559cb2fb JB |
2609 | /* Position relative to scroll bar. */ |
2610 | &win_x, &win_y, | |
12ba150f | 2611 | |
559cb2fb JB |
2612 | /* Mouse buttons and modifier keys. */ |
2613 | &dummy_mask)) | |
2614 | *f = 0; | |
2615 | else | |
2616 | { | |
2617 | int inside_height | |
2618 | = VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (XINT (bar->height)); | |
2619 | int top_range | |
2620 | = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
2621 | ||
2622 | win_y -= VERTICAL_SCROLL_BAR_TOP_BORDER; | |
2623 | ||
2624 | if (! NILP (bar->dragging)) | |
2625 | win_y -= XINT (bar->dragging); | |
2626 | ||
2627 | if (win_y < 0) | |
2628 | win_y = 0; | |
2629 | if (win_y > top_range) | |
2630 | win_y = top_range; | |
2631 | ||
2632 | *f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2633 | *bar_window = bar->window; | |
2634 | ||
2635 | if (! NILP (bar->dragging)) | |
2636 | *part = scroll_bar_handle; | |
2637 | else if (win_y < XINT (bar->start)) | |
2638 | *part = scroll_bar_above_handle; | |
2639 | else if (win_y < XINT (bar->end) + VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
2640 | *part = scroll_bar_handle; | |
2641 | else | |
2642 | *part = scroll_bar_below_handle; | |
12ba150f | 2643 | |
559cb2fb JB |
2644 | XSET (*x, Lisp_Int, win_y); |
2645 | XSET (*y, Lisp_Int, top_range); | |
12ba150f | 2646 | |
559cb2fb JB |
2647 | mouse_moved = 0; |
2648 | last_mouse_scroll_bar = Qnil; | |
2649 | } | |
12ba150f | 2650 | |
559cb2fb | 2651 | *time = last_mouse_movement_time; |
cf7cb199 | 2652 | |
cf7cb199 | 2653 | UNBLOCK_INPUT; |
12ba150f JB |
2654 | } |
2655 | ||
f451eb13 | 2656 | |
dbc4e1c1 | 2657 | /* The screen has been cleared so we may have changed foreground or |
ab648270 JB |
2658 | background colors, and the scroll bars may need to be redrawn. |
2659 | Clear out the scroll bars, and ask for expose events, so we can | |
dbc4e1c1 JB |
2660 | redraw them. */ |
2661 | ||
ab648270 | 2662 | x_scroll_bar_clear (f) |
dbc4e1c1 JB |
2663 | FRAME_PTR f; |
2664 | { | |
2665 | Lisp_Object bar; | |
2666 | ||
ab648270 | 2667 | for (bar = FRAME_SCROLL_BARS (f); |
dbc4e1c1 | 2668 | XTYPE (bar) == Lisp_Vector; |
ab648270 JB |
2669 | bar = XSCROLL_BAR (bar)->next) |
2670 | XClearArea (x_current_display, SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), | |
dbc4e1c1 JB |
2671 | 0, 0, 0, 0, True); |
2672 | } | |
2673 | ||
3afe33e7 RS |
2674 | /* This processes Expose events from the menubar specific X event |
2675 | loop in menubar.c. This allows to redisplay the frame if necessary | |
2676 | when handling menubar or popup items. */ | |
2677 | ||
2678 | void | |
2679 | process_expose_from_menu (event) | |
2680 | XEvent event; | |
2681 | { | |
2682 | FRAME_PTR f; | |
2683 | ||
f94397b5 KH |
2684 | BLOCK_INPUT; |
2685 | ||
3afe33e7 RS |
2686 | f = x_window_to_frame (event.xexpose.window); |
2687 | if (f) | |
2688 | { | |
2689 | if (f->async_visible == 0) | |
2690 | { | |
2691 | f->async_visible = 1; | |
2692 | f->async_iconified = 0; | |
2693 | SET_FRAME_GARBAGED (f); | |
2694 | } | |
2695 | else | |
2696 | { | |
2697 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
2698 | event.xexpose.x, event.xexpose.y, | |
2699 | event.xexpose.width, event.xexpose.height); | |
2700 | } | |
2701 | } | |
2702 | else | |
2703 | { | |
2704 | struct scroll_bar *bar | |
2705 | = x_window_to_scroll_bar (event.xexpose.window); | |
2706 | ||
2707 | if (bar) | |
2708 | x_scroll_bar_expose (bar, &event); | |
2709 | } | |
f94397b5 KH |
2710 | |
2711 | UNBLOCK_INPUT; | |
3afe33e7 | 2712 | } |
dbc4e1c1 | 2713 | |
f451eb13 JB |
2714 | \f |
2715 | /* The main X event-reading loop - XTread_socket. */ | |
dc6f92b8 | 2716 | |
dc6f92b8 JB |
2717 | /* Timestamp of enter window event. This is only used by XTread_socket, |
2718 | but we have to put it out here, since static variables within functions | |
2719 | sometimes don't work. */ | |
2720 | static Time enter_timestamp; | |
2721 | ||
11edeb03 JB |
2722 | /* This holds the state XLookupString needs to implement dead keys |
2723 | and other tricks known as "compose processing". _X Window System_ | |
2724 | says that a portable program can't use this, but Stephen Gildea assures | |
2725 | me that letting the compiler initialize it to zeros will work okay. | |
2726 | ||
2727 | This must be defined outside of XTread_socket, for the same reasons | |
2728 | given for enter_timestamp, above. */ | |
2729 | static XComposeStatus compose_status; | |
2730 | ||
c047688c JA |
2731 | /* Communication with window managers. */ |
2732 | Atom Xatom_wm_protocols; | |
2733 | ||
2734 | /* Kinds of protocol things we may receive. */ | |
2735 | Atom Xatom_wm_take_focus; | |
2736 | Atom Xatom_wm_save_yourself; | |
2737 | Atom Xatom_wm_delete_window; | |
2738 | ||
2739 | /* Other WM communication */ | |
2740 | Atom Xatom_wm_configure_denied; /* When our config request is denied */ | |
2741 | Atom Xatom_wm_window_moved; /* When the WM moves us. */ | |
2742 | ||
d56a553a RS |
2743 | /* Window manager communication. */ |
2744 | Atom Xatom_wm_change_state; | |
2745 | ||
10e6549c RS |
2746 | /* Record the last 100 characters stored |
2747 | to help debug the loss-of-chars-during-GC problem. */ | |
2748 | int temp_index; | |
2749 | short temp_buffer[100]; | |
2750 | ||
dc6f92b8 JB |
2751 | /* Read events coming from the X server. |
2752 | This routine is called by the SIGIO handler. | |
2753 | We return as soon as there are no more events to be read. | |
2754 | ||
2755 | Events representing keys are stored in buffer BUFP, | |
2756 | which can hold up to NUMCHARS characters. | |
2757 | We return the number of characters stored into the buffer, | |
2758 | thus pretending to be `read'. | |
2759 | ||
2760 | WAITP is nonzero if we should block until input arrives. | |
2761 | EXPECTED is nonzero if the caller knows input is available. */ | |
2762 | ||
7c5283e4 | 2763 | int |
dc6f92b8 JB |
2764 | XTread_socket (sd, bufp, numchars, waitp, expected) |
2765 | register int sd; | |
2766 | register struct input_event *bufp; | |
2767 | register int numchars; | |
2768 | int waitp; | |
2769 | int expected; | |
2770 | { | |
2771 | int count = 0; | |
2772 | int nbytes = 0; | |
2773 | int mask; | |
2774 | int items_pending; /* How many items are in the X queue. */ | |
2775 | XEvent event; | |
f676886a | 2776 | struct frame *f; |
66f55a9d | 2777 | int event_found = 0; |
dc6f92b8 JB |
2778 | int prefix; |
2779 | Lisp_Object part; | |
2780 | ||
9ac0d9e0 | 2781 | if (interrupt_input_blocked) |
dc6f92b8 | 2782 | { |
9ac0d9e0 | 2783 | interrupt_input_pending = 1; |
dc6f92b8 JB |
2784 | return -1; |
2785 | } | |
2786 | ||
9ac0d9e0 | 2787 | interrupt_input_pending = 0; |
dc6f92b8 JB |
2788 | BLOCK_INPUT; |
2789 | ||
2790 | if (numchars <= 0) | |
2791 | abort (); /* Don't think this happens. */ | |
2792 | ||
2793 | #ifdef FIOSNBIO | |
2794 | /* If available, Xlib uses FIOSNBIO to make the socket | |
2795 | non-blocking, and then looks for EWOULDBLOCK. If O_NDELAY is set, | |
2796 | FIOSNBIO is ignored, and instead of signalling EWOULDBLOCK, | |
2797 | a read returns 0, which Xlib interprets as equivalent to EPIPE. */ | |
2798 | fcntl (fileno (stdin), F_SETFL, 0); | |
c118dd06 | 2799 | #endif /* ! defined (FIOSNBIO) */ |
dc6f92b8 JB |
2800 | |
2801 | #ifndef SIGIO | |
2802 | #ifndef HAVE_SELECT | |
2803 | if (! (fcntl (fileno (stdin), F_GETFL, 0) & O_NDELAY)) | |
2804 | { | |
2805 | extern int read_alarm_should_throw; | |
2806 | read_alarm_should_throw = 1; | |
2807 | XPeekEvent (XDISPLAY &event); | |
2808 | read_alarm_should_throw = 0; | |
2809 | } | |
c118dd06 JB |
2810 | #endif /* HAVE_SELECT */ |
2811 | #endif /* SIGIO */ | |
dc6f92b8 JB |
2812 | |
2813 | while (XStuffPending () != 0) | |
2814 | { | |
2815 | XNextEvent (XDISPLAY &event); | |
2816 | event_found = 1; | |
2817 | ||
2818 | switch (event.type) | |
2819 | { | |
2820 | #ifdef HAVE_X11 | |
c047688c JA |
2821 | case ClientMessage: |
2822 | { | |
2823 | if (event.xclient.message_type == Xatom_wm_protocols | |
2824 | && event.xclient.format == 32) | |
2825 | { | |
2826 | if (event.xclient.data.l[0] == Xatom_wm_take_focus) | |
2827 | { | |
3afe33e7 RS |
2828 | #ifdef USE_X_TOOLKIT |
2829 | /* f = x_any_window_to_frame (event.xclient.window); */ | |
f676886a | 2830 | f = x_window_to_frame (event.xclient.window); |
3afe33e7 RS |
2831 | #else |
2832 | f = x_window_to_frame (event.xclient.window); | |
2833 | #endif | |
f676886a JB |
2834 | if (f) |
2835 | x_focus_on_frame (f); | |
ab648270 | 2836 | /* Not certain about handling scroll bars here */ |
c047688c JA |
2837 | } |
2838 | else if (event.xclient.data.l[0] == Xatom_wm_save_yourself) | |
2839 | { | |
2840 | /* Save state modify the WM_COMMAND property to | |
2841 | something which can reinstate us. This notifies | |
2842 | the session manager, who's looking for such a | |
2843 | PropertyNotify. Can restart processing when | |
2844 | a keyboard or mouse event arrives. */ | |
2845 | if (numchars > 0) | |
2846 | { | |
2847 | } | |
2848 | } | |
2849 | else if (event.xclient.data.l[0] == Xatom_wm_delete_window) | |
2850 | { | |
82aebaf4 | 2851 | struct frame *f = x_any_window_to_frame (event.xclient.window); |
c047688c | 2852 | |
f676886a | 2853 | if (f) |
1fb20991 RS |
2854 | { |
2855 | if (numchars == 0) | |
2856 | abort (); | |
2857 | ||
2858 | bufp->kind = delete_window_event; | |
2859 | XSET (bufp->frame_or_window, Lisp_Frame, f); | |
2860 | bufp++; | |
2861 | ||
2862 | count += 1; | |
2863 | numchars -= 1; | |
2864 | } | |
c047688c JA |
2865 | } |
2866 | } | |
2867 | else if (event.xclient.message_type == Xatom_wm_configure_denied) | |
2868 | { | |
2869 | } | |
2870 | else if (event.xclient.message_type == Xatom_wm_window_moved) | |
2871 | { | |
2872 | int new_x, new_y; | |
1fb20991 RS |
2873 | struct frame *f = x_window_to_frame (event.xclient.window); |
2874 | ||
4357eba7 JB |
2875 | new_x = event.xclient.data.s[0]; |
2876 | new_y = event.xclient.data.s[1]; | |
1fb20991 RS |
2877 | |
2878 | if (f) | |
2879 | { | |
2880 | f->display.x->left_pos = new_x; | |
2881 | f->display.x->top_pos = new_y; | |
2882 | } | |
c047688c JA |
2883 | } |
2884 | } | |
2885 | break; | |
dc6f92b8 | 2886 | |
d56a553a RS |
2887 | #ifdef NEW_SELECTIONS |
2888 | case SelectionNotify: | |
3afe33e7 RS |
2889 | #ifdef USE_X_TOOLKIT |
2890 | if (x_window_to_frame (event.xselection.requestor)) | |
2891 | x_handle_selection_notify (&event); | |
2892 | else | |
2893 | goto OTHER; | |
2894 | #else /* not USE_X_TOOLKIT */ | |
d56a553a | 2895 | x_handle_selection_notify (&event); |
3afe33e7 | 2896 | #endif /* not USE_X_TOOLKIT */ |
d56a553a | 2897 | break; |
3afe33e7 | 2898 | #endif /* NEW_SELECTIONS */ |
d56a553a | 2899 | |
dc6f92b8 | 2900 | case SelectionClear: /* Someone has grabbed ownership. */ |
d56a553a RS |
2901 | #ifdef NEW_SELECTIONS |
2902 | { | |
3afe33e7 RS |
2903 | #ifdef USE_X_TOOLKIT |
2904 | if (x_window_to_frame (event.xselectionclear.window)) | |
2905 | { | |
2906 | #endif /* USE_X_TOOLKIT */ | |
d56a553a RS |
2907 | XSelectionClearEvent *eventp = (XSelectionClearEvent *) &event; |
2908 | ||
2909 | if (numchars == 0) | |
2910 | abort (); | |
2911 | ||
2912 | bufp->kind = selection_clear_event; | |
2913 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
2914 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
2915 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
2916 | bufp++; | |
2917 | ||
2918 | count += 1; | |
2919 | numchars -= 1; | |
3afe33e7 | 2920 | #ifdef USE_X_TOOLKIT |
d56a553a | 2921 | } |
3afe33e7 RS |
2922 | else |
2923 | goto OTHER; | |
2924 | #endif /* USE_X_TOOLKIT */ | |
2925 | } | |
2926 | #else /* not NEW_SELECTIONS */ | |
dc6f92b8 JB |
2927 | x_disown_selection (event.xselectionclear.window, |
2928 | event.xselectionclear.selection, | |
2929 | event.xselectionclear.time); | |
3afe33e7 | 2930 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
2931 | break; |
2932 | ||
2933 | case SelectionRequest: /* Someone wants our selection. */ | |
d56a553a RS |
2934 | #ifdef NEW_SELECTIONS |
2935 | { | |
3afe33e7 RS |
2936 | #ifdef USE_X_TOOLKIT |
2937 | if (x_window_to_frame (event.xselectionrequest.owner)) | |
2938 | { | |
2939 | #endif /* USE_X_TOOLKIT */ | |
d56a553a RS |
2940 | XSelectionRequestEvent *eventp = (XSelectionRequestEvent *) &event; |
2941 | ||
2942 | if (numchars == 0) | |
2943 | abort (); | |
2944 | ||
2945 | bufp->kind = selection_request_event; | |
2946 | SELECTION_EVENT_DISPLAY (bufp) = eventp->display; | |
2947 | SELECTION_EVENT_REQUESTOR (bufp) = eventp->requestor; | |
2948 | SELECTION_EVENT_SELECTION (bufp) = eventp->selection; | |
2949 | SELECTION_EVENT_TARGET (bufp) = eventp->target; | |
2950 | SELECTION_EVENT_PROPERTY (bufp) = eventp->property; | |
2951 | SELECTION_EVENT_TIME (bufp) = eventp->time; | |
2952 | bufp++; | |
2953 | ||
2954 | count += 1; | |
2955 | numchars -= 1; | |
3afe33e7 | 2956 | #ifdef USE_X_TOOLKIT |
d56a553a | 2957 | } |
3afe33e7 RS |
2958 | else |
2959 | goto OTHER; | |
2960 | #endif /* USE_X_TOOLKIT */ | |
2961 | } | |
2962 | #else /* not NEW_SELECTIONS */ | |
dc6f92b8 | 2963 | x_answer_selection_request (event); |
3afe33e7 | 2964 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
2965 | break; |
2966 | ||
2967 | case PropertyNotify: | |
d56a553a | 2968 | #ifdef NEW_SELECTIONS |
3afe33e7 RS |
2969 | #ifdef USE_X_TOOLKIT |
2970 | if (x_any_window_to_frame (event.xproperty.window)) | |
2971 | x_handle_property_notify (&event); | |
2972 | else | |
2973 | goto OTHER; | |
2974 | #else /* not USE_X_TOOLKIT */ | |
d56a553a | 2975 | x_handle_property_notify (&event); |
3afe33e7 RS |
2976 | #endif /* not USE_X_TOOLKIT */ |
2977 | #else /* not NEW_SELECTIONS */ | |
28430d3c JB |
2978 | /* If we're being told about a root window property, then it's |
2979 | a cut buffer change. */ | |
2980 | if (event.xproperty.window == ROOT_WINDOW) | |
2981 | x_invalidate_cut_buffer_cache (&event.xproperty); | |
2982 | ||
2983 | /* Otherwise, we're probably handling an incremental | |
2984 | selection transmission. */ | |
2985 | else | |
2986 | { | |
2987 | /* If we were to do this synchronously, there'd be no worry | |
2988 | about re-selecting. */ | |
2989 | x_send_incremental (event); | |
2990 | } | |
3afe33e7 | 2991 | #endif /* not NEW_SELECTIONS */ |
dc6f92b8 JB |
2992 | break; |
2993 | ||
3bd330d4 RS |
2994 | case ReparentNotify: |
2995 | f = x_window_to_frame (event.xreparent.window); | |
2996 | if (f) | |
2997 | f->display.x->parent_desc = event.xreparent.parent; | |
2998 | break; | |
2999 | ||
dc6f92b8 | 3000 | case Expose: |
f676886a JB |
3001 | f = x_window_to_frame (event.xexpose.window); |
3002 | if (f) | |
dc6f92b8 | 3003 | { |
3a88c238 | 3004 | if (f->async_visible == 0) |
dc6f92b8 | 3005 | { |
3a88c238 JB |
3006 | f->async_visible = 1; |
3007 | f->async_iconified = 0; | |
f676886a | 3008 | SET_FRAME_GARBAGED (f); |
dc6f92b8 JB |
3009 | } |
3010 | else | |
f451eb13 JB |
3011 | { |
3012 | dumprectangle (x_window_to_frame (event.xexpose.window), | |
3013 | event.xexpose.x, event.xexpose.y, | |
3014 | event.xexpose.width, event.xexpose.height); | |
f451eb13 JB |
3015 | } |
3016 | } | |
3017 | else | |
3018 | { | |
ab648270 JB |
3019 | struct scroll_bar *bar |
3020 | = x_window_to_scroll_bar (event.xexpose.window); | |
3afe33e7 | 3021 | |
f451eb13 | 3022 | if (bar) |
3afe33e7 RS |
3023 | x_scroll_bar_expose (bar, &event); |
3024 | #ifdef USE_X_TOOLKIT | |
3025 | else | |
3026 | goto OTHER; | |
3027 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3028 | } |
3029 | break; | |
3030 | ||
3031 | case GraphicsExpose: /* This occurs when an XCopyArea's | |
3032 | source area was obscured or not | |
3033 | available.*/ | |
f451eb13 JB |
3034 | f = x_window_to_frame (event.xgraphicsexpose.drawable); |
3035 | if (f) | |
3036 | { | |
3037 | dumprectangle (f, | |
3038 | event.xgraphicsexpose.x, event.xgraphicsexpose.y, | |
3039 | event.xgraphicsexpose.width, | |
3040 | event.xgraphicsexpose.height); | |
f451eb13 | 3041 | } |
3afe33e7 RS |
3042 | #ifdef USE_X_TOOLKIT |
3043 | else | |
3044 | goto OTHER; | |
3045 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3046 | break; |
3047 | ||
3048 | case NoExpose: /* This occurs when an XCopyArea's | |
3049 | source area was completely | |
3050 | available */ | |
3051 | break; | |
c118dd06 | 3052 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3053 | case ExposeWindow: |
3054 | if (event.subwindow != 0) | |
3055 | break; /* duplicate event */ | |
f676886a JB |
3056 | f = x_window_to_frame (event.window); |
3057 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3058 | { |
f676886a | 3059 | refreshicon (f); |
3a88c238 | 3060 | f->async_iconified = 1; |
dc6f92b8 | 3061 | } |
c118dd06 | 3062 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 JB |
3063 | { |
3064 | /* Say must check all windows' needs_exposure flags. */ | |
3065 | expose_all_windows = 1; | |
f676886a | 3066 | f->display.x->needs_exposure = 1; |
3a88c238 | 3067 | f->async_visible = 1; |
dc6f92b8 JB |
3068 | } |
3069 | break; | |
3070 | ||
3071 | case ExposeRegion: | |
3072 | if (event.subwindow != 0) | |
3073 | break; /* duplicate event */ | |
f676886a JB |
3074 | f = x_window_to_frame (event.window); |
3075 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3076 | { |
f676886a | 3077 | refreshicon (f); |
dc6f92b8 JB |
3078 | break; |
3079 | } | |
3080 | /* If window already needs full redraw, ignore this rectangle. */ | |
f676886a | 3081 | if (expose_all_windows && f->display.x->needs_exposure) |
dc6f92b8 JB |
3082 | break; |
3083 | /* Put the event on the queue of rectangles to redraw. */ | |
3084 | if (enqueue_event (&event, &x_expose_queue)) | |
3085 | /* If it is full, we can't record the rectangle, | |
3086 | so redraw this entire window. */ | |
3087 | { | |
3088 | /* Say must check all windows' needs_exposure flags. */ | |
3089 | expose_all_windows = 1; | |
f676886a | 3090 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
3091 | } |
3092 | break; | |
3093 | ||
3094 | case ExposeCopy: | |
3095 | /* This should happen only when we are expecting it, | |
3096 | in x_read_exposes. */ | |
3097 | abort (); | |
c118dd06 | 3098 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3099 | |
3100 | #ifdef HAVE_X11 | |
3101 | case UnmapNotify: | |
f451eb13 JB |
3102 | f = x_window_to_frame (event.xunmap.window); |
3103 | if (f) /* F may no longer exist if | |
f676886a | 3104 | the frame was deleted. */ |
f451eb13 JB |
3105 | { |
3106 | /* While a frame is unmapped, display generation is | |
3107 | disabled; you don't want to spend time updating a | |
3108 | display that won't ever be seen. */ | |
3109 | f->async_visible = 0; | |
9319ae23 RS |
3110 | /* The window manager never makes a window invisible |
3111 | ("withdrawn"); all it does is switch between visible | |
3112 | and iconified. Frames get into the invisible state | |
041b69ac | 3113 | only through x_make_frame_invisible. */ |
9319ae23 RS |
3114 | if (FRAME_VISIBLE_P (f) || FRAME_ICONIFIED_P (f)) |
3115 | f->async_iconified = 1; | |
f451eb13 | 3116 | } |
3afe33e7 RS |
3117 | #ifdef USE_X_TOOLKIT |
3118 | goto OTHER; | |
3119 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3120 | break; |
3121 | ||
3122 | case MapNotify: | |
3afe33e7 RS |
3123 | #ifdef USE_X_TOOLKIT |
3124 | f = x_any_window_to_frame (event.xmap.window); | |
3125 | #else /* not USE_X_TOOLKIT */ | |
f676886a | 3126 | f = x_window_to_frame (event.xmap.window); |
3afe33e7 | 3127 | #endif /* not USE_X_TOOLKIT */ |
f676886a | 3128 | if (f) |
dc6f92b8 | 3129 | { |
3a88c238 JB |
3130 | f->async_visible = 1; |
3131 | f->async_iconified = 0; | |
dc6f92b8 JB |
3132 | |
3133 | /* wait_reading_process_input will notice this and update | |
f676886a JB |
3134 | the frame's display structures. */ |
3135 | SET_FRAME_GARBAGED (f); | |
dc6f92b8 | 3136 | } |
3afe33e7 RS |
3137 | #ifdef USE_X_TOOLKIT |
3138 | goto OTHER; | |
3139 | #endif /* USE_X_TOOLKIT */ | |
3140 | break; | |
dc6f92b8 JB |
3141 | |
3142 | /* Turn off processing if we become fully obscured. */ | |
3143 | case VisibilityNotify: | |
3144 | break; | |
3145 | ||
c118dd06 | 3146 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 3147 | case UnmapWindow: |
f676886a JB |
3148 | f = x_window_to_frame (event.window); |
3149 | if (event.window == f->display.x->icon_desc) | |
3a88c238 | 3150 | f->async_iconified = 0; |
c118dd06 | 3151 | if (event.window == FRAME_X_WINDOW (f)) |
3a88c238 | 3152 | f->async_visible = 0; |
dc6f92b8 | 3153 | break; |
c118dd06 | 3154 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3155 | |
3156 | #ifdef HAVE_X11 | |
3157 | case KeyPress: | |
1dea5a83 | 3158 | f = x_any_window_to_frame (event.xkey.window); |
f451eb13 | 3159 | |
f676886a | 3160 | if (f != 0) |
dc6f92b8 | 3161 | { |
2d368234 | 3162 | KeySym keysym, orig_keysym; |
bf6d8fb9 RS |
3163 | /* al%imercury@uunet.uu.net says that making this 81 instead of |
3164 | 80 fixed a bug whereby meta chars made his Emacs hang. */ | |
3165 | unsigned char copy_buffer[81]; | |
64bb1782 RS |
3166 | int modifiers; |
3167 | ||
dfeccd2d JB |
3168 | event.xkey.state |
3169 | |= x_emacs_to_x_modifiers (extra_keyboard_modifiers); | |
64bb1782 | 3170 | modifiers = event.xkey.state; |
3a2712f9 | 3171 | |
11edeb03 | 3172 | /* This will have to go some day... */ |
752a043f JB |
3173 | |
3174 | /* make_lispy_event turns chars into control chars. | |
3175 | Don't do it here because XLookupString is too eager. */ | |
3176 | event.xkey.state &= ~ControlMask; | |
11edeb03 JB |
3177 | nbytes = |
3178 | XLookupString (&event.xkey, copy_buffer, 80, &keysym, | |
3179 | &compose_status); | |
dc6f92b8 | 3180 | |
55123275 JB |
3181 | /* Strip off the vendor-specific keysym bit, and take a shot |
3182 | at recognizing the codes. HP servers have extra keysyms | |
3183 | that fit into the MiscFunctionKey category. */ | |
2d368234 | 3184 | orig_keysym = keysym; |
55123275 JB |
3185 | keysym &= ~(1<<28); |
3186 | ||
dc6f92b8 JB |
3187 | if (numchars > 1) |
3188 | { | |
64a07219 JB |
3189 | if (((keysym >= XK_BackSpace && keysym <= XK_Escape) |
3190 | || keysym == XK_Delete | |
3191 | || IsCursorKey (keysym) /* 0xff50 <= x < 0xff60 */ | |
3192 | || IsMiscFunctionKey (keysym) /* 0xff60 <= x < VARIES */ | |
c34790e0 | 3193 | #ifdef HPUX |
64a07219 JB |
3194 | /* This recognizes the "extended function keys". |
3195 | It seems there's no cleaner way. | |
3196 | Test IsModifierKey to avoid handling mode_switch | |
3197 | incorrectly. */ | |
3198 | || ((unsigned) (keysym) >= XK_Select | |
3199 | && (unsigned)(keysym) < XK_KP_Space) | |
69388238 RS |
3200 | #endif |
3201 | #ifdef XK_dead_circumflex | |
3202 | || orig_keysym == XK_dead_circumflex | |
3203 | #endif | |
3204 | #ifdef XK_dead_grave | |
3205 | || orig_keysym == XK_dead_grave | |
3206 | #endif | |
3207 | #ifdef XK_dead_tilde | |
3208 | || orig_keysym == XK_dead_tilde | |
3209 | #endif | |
3210 | #ifdef XK_dead_diaeresis | |
3211 | || orig_keysym == XK_dead_diaeresis | |
3212 | #endif | |
3213 | #ifdef XK_dead_macron | |
3214 | || orig_keysym == XK_dead_macron | |
3215 | #endif | |
3216 | #ifdef XK_dead_degree | |
3217 | || orig_keysym == XK_dead_degree | |
3218 | #endif | |
3219 | #ifdef XK_dead_acute | |
3220 | || orig_keysym == XK_dead_acute | |
3221 | #endif | |
3222 | #ifdef XK_dead_cedilla | |
3223 | || orig_keysym == XK_dead_cedilla | |
3224 | #endif | |
3225 | #ifdef XK_dead_breve | |
3226 | || orig_keysym == XK_dead_breve | |
3227 | #endif | |
3228 | #ifdef XK_dead_ogonek | |
3229 | || orig_keysym == XK_dead_ogonek | |
3230 | #endif | |
3231 | #ifdef XK_dead_caron | |
3232 | || orig_keysym == XK_dead_caron | |
3233 | #endif | |
3234 | #ifdef XK_dead_doubleacute | |
3235 | || orig_keysym == XK_dead_doubleacute | |
3236 | #endif | |
3237 | #ifdef XK_dead_abovedot | |
3238 | || orig_keysym == XK_dead_abovedot | |
c34790e0 | 3239 | #endif |
64a07219 JB |
3240 | || IsKeypadKey (keysym) /* 0xff80 <= x < 0xffbe */ |
3241 | || IsFunctionKey (keysym) /* 0xffbe <= x < 0xffe1 */ | |
3242 | || x_is_vendor_fkey (orig_keysym)) | |
7719aa06 RS |
3243 | && ! (IsModifierKey (orig_keysym) |
3244 | #ifndef HAVE_X11R5 | |
3245 | #ifdef XK_Mode_switch | |
3246 | || ((unsigned)(orig_keysym) == XK_Mode_switch) | |
3247 | #endif | |
3248 | #ifdef XK_Num_Lock | |
3249 | || ((unsigned)(orig_keysym) == XK_Num_Lock) | |
3250 | #endif | |
3251 | #endif /* not HAVE_X11R5 */ | |
3252 | )) | |
dc6f92b8 | 3253 | { |
10e6549c RS |
3254 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3255 | temp_index = 0; | |
3256 | temp_buffer[temp_index++] = keysym; | |
dc6f92b8 | 3257 | bufp->kind = non_ascii_keystroke; |
69388238 | 3258 | bufp->code = keysym; |
12ba150f | 3259 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dfeccd2d | 3260 | bufp->modifiers = x_x_to_emacs_modifiers (modifiers); |
1113d9db | 3261 | bufp->timestamp = event.xkey.time; |
dc6f92b8 JB |
3262 | bufp++; |
3263 | count++; | |
3264 | numchars--; | |
3265 | } | |
3266 | else if (numchars > nbytes) | |
3267 | { | |
3268 | register int i; | |
3269 | ||
10e6549c | 3270 | for (i = 0; i < nbytes; i++) |
dc6f92b8 | 3271 | { |
10e6549c RS |
3272 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3273 | temp_index = 0; | |
3274 | temp_buffer[temp_index++] = copy_buffer[i]; | |
dc6f92b8 | 3275 | bufp->kind = ascii_keystroke; |
69388238 | 3276 | bufp->code = copy_buffer[i]; |
12ba150f | 3277 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dfeccd2d | 3278 | bufp->modifiers = x_x_to_emacs_modifiers (modifiers); |
1113d9db | 3279 | bufp->timestamp = event.xkey.time; |
dc6f92b8 JB |
3280 | bufp++; |
3281 | } | |
dc6f92b8 JB |
3282 | |
3283 | count += nbytes; | |
3284 | numchars -= nbytes; | |
3285 | } | |
10e6549c RS |
3286 | else |
3287 | abort (); | |
dc6f92b8 | 3288 | } |
10e6549c RS |
3289 | else |
3290 | abort (); | |
dc6f92b8 JB |
3291 | } |
3292 | break; | |
c118dd06 | 3293 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3294 | case KeyPressed: |
3295 | { | |
3296 | register char *where_mapping; | |
3297 | ||
f676886a | 3298 | f = x_window_to_frame (event.window); |
dc6f92b8 | 3299 | /* Ignore keys typed on icon windows. */ |
f676886a | 3300 | if (f != 0 && event.window == f->display.x->icon_desc) |
dc6f92b8 JB |
3301 | break; |
3302 | where_mapping = XLookupMapping (&event, &nbytes); | |
3303 | /* Nasty fix for arrow keys */ | |
3304 | if (!nbytes && IsCursorKey (event.detail & 0xff)) | |
3305 | { | |
3306 | switch (event.detail & 0xff) | |
3307 | { | |
3308 | case KC_CURSOR_LEFT: | |
3309 | where_mapping = "\002"; | |
3310 | break; | |
3311 | case KC_CURSOR_RIGHT: | |
3312 | where_mapping = "\006"; | |
3313 | break; | |
3314 | case KC_CURSOR_UP: | |
3315 | where_mapping = "\020"; | |
3316 | break; | |
3317 | case KC_CURSOR_DOWN: | |
3318 | where_mapping = "\016"; | |
3319 | break; | |
3320 | } | |
3321 | nbytes = 1; | |
3322 | } | |
3323 | if (numchars - nbytes > 0) | |
3324 | { | |
3325 | register int i; | |
3326 | ||
3327 | for (i = 0; i < nbytes; i++) | |
3328 | { | |
3329 | bufp->kind = ascii_keystroke; | |
69388238 | 3330 | bufp->code = where_mapping[i]; |
90e65f07 | 3331 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
12ba150f | 3332 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
dc6f92b8 JB |
3333 | bufp++; |
3334 | } | |
3335 | count += nbytes; | |
3336 | numchars -= nbytes; | |
3337 | } | |
3338 | } | |
3339 | break; | |
c118dd06 | 3340 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3341 | |
3342 | #ifdef HAVE_X11 | |
f451eb13 JB |
3343 | |
3344 | /* Here's a possible interpretation of the whole | |
3345 | FocusIn-EnterNotify FocusOut-LeaveNotify mess. If you get a | |
3346 | FocusIn event, you have to get a FocusOut event before you | |
3347 | relinquish the focus. If you haven't received a FocusIn event, | |
3348 | then a mere LeaveNotify is enough to free you. */ | |
3349 | ||
dc6f92b8 | 3350 | case EnterNotify: |
1dea5a83 | 3351 | f = x_any_window_to_frame (event.xcrossing.window); |
6d4238f3 | 3352 | |
f451eb13 | 3353 | if (event.xcrossing.focus) /* Entered Window */ |
dc6f92b8 | 3354 | { |
dc6f92b8 | 3355 | /* Avoid nasty pop/raise loops. */ |
f676886a JB |
3356 | if (f && (!(f->auto_raise) |
3357 | || !(f->auto_lower) | |
dc6f92b8 JB |
3358 | || (event.xcrossing.time - enter_timestamp) > 500)) |
3359 | { | |
f676886a | 3360 | x_new_focus_frame (f); |
dc6f92b8 JB |
3361 | enter_timestamp = event.xcrossing.time; |
3362 | } | |
dc6f92b8 | 3363 | } |
f676886a JB |
3364 | else if (f == x_focus_frame) |
3365 | x_new_focus_frame (0); | |
3afe33e7 RS |
3366 | #ifdef USE_X_TOOLKIT |
3367 | goto OTHER; | |
3368 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3369 | break; |
3370 | ||
3371 | case FocusIn: | |
1dea5a83 | 3372 | f = x_any_window_to_frame (event.xfocus.window); |
f451eb13 JB |
3373 | if (event.xfocus.detail != NotifyPointer) |
3374 | x_focus_event_frame = f; | |
f676886a JB |
3375 | if (f) |
3376 | x_new_focus_frame (f); | |
3afe33e7 RS |
3377 | #ifdef USE_X_TOOLKIT |
3378 | goto OTHER; | |
3379 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3380 | break; |
3381 | ||
f451eb13 | 3382 | |
dc6f92b8 | 3383 | case LeaveNotify: |
1dea5a83 | 3384 | f = x_any_window_to_frame (event.xcrossing.window); |
b1c884c3 | 3385 | |
f451eb13 JB |
3386 | if (event.xcrossing.focus) |
3387 | { | |
3388 | if (! x_focus_event_frame) | |
3389 | x_new_focus_frame (0); | |
3390 | else | |
f676886a | 3391 | x_new_focus_frame (f); |
f451eb13 JB |
3392 | } |
3393 | else | |
3394 | { | |
3395 | if (f == x_focus_event_frame) | |
3396 | x_focus_event_frame = 0; | |
3397 | if (f == x_focus_frame) | |
f676886a | 3398 | x_new_focus_frame (0); |
dc6f92b8 | 3399 | } |
3afe33e7 RS |
3400 | #ifdef USE_X_TOOLKIT |
3401 | goto OTHER; | |
3402 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3403 | break; |
3404 | ||
3405 | case FocusOut: | |
1dea5a83 | 3406 | f = x_any_window_to_frame (event.xfocus.window); |
f451eb13 JB |
3407 | if (event.xfocus.detail != NotifyPointer |
3408 | && f == x_focus_event_frame) | |
3409 | x_focus_event_frame = 0; | |
f676886a JB |
3410 | if (f && f == x_focus_frame) |
3411 | x_new_focus_frame (0); | |
3afe33e7 RS |
3412 | #ifdef USE_X_TOOLKIT |
3413 | goto OTHER; | |
3414 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3415 | break; |
3416 | ||
c118dd06 | 3417 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3418 | |
3419 | case EnterWindow: | |
3420 | if ((event.detail & 0xFF) == 1) | |
3421 | break; /* Coming from our own subwindow */ | |
3422 | if (event.subwindow != 0) | |
3423 | break; /* Entering our own subwindow. */ | |
3424 | ||
3425 | { | |
f676886a JB |
3426 | f = x_window_to_frame (event.window); |
3427 | x_mouse_frame = f; | |
dc6f92b8 | 3428 | |
f676886a | 3429 | x_new_focus_frame (f); |
dc6f92b8 JB |
3430 | } |
3431 | break; | |
3432 | ||
3433 | case LeaveWindow: | |
3434 | if ((event.detail & 0xFF) == 1) | |
3435 | break; /* Entering our own subwindow */ | |
3436 | if (event.subwindow != 0) | |
3437 | break; /* Leaving our own subwindow. */ | |
3438 | ||
f676886a JB |
3439 | x_mouse_frame = 0; |
3440 | if (x_focus_frame == 0 | |
3441 | && x_input_frame != 0 | |
3442 | && x_input_frame == x_window_to_frame (event.window) | |
c118dd06 | 3443 | && event.window == FRAME_X_WINDOW (x_input_frame)) |
dc6f92b8 | 3444 | { |
f676886a JB |
3445 | f = x_input_frame; |
3446 | x_input_frame = 0; | |
3447 | if (f) | |
3448 | frame_unhighlight (f); | |
dc6f92b8 JB |
3449 | } |
3450 | break; | |
c118dd06 | 3451 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3452 | |
3453 | #ifdef HAVE_X11 | |
3454 | case MotionNotify: | |
3455 | { | |
69388238 RS |
3456 | if (x_mouse_grabbed) |
3457 | f = last_mouse_frame; | |
3458 | else | |
3459 | f = x_window_to_frame (event.xmotion.window); | |
f676886a | 3460 | if (f) |
12ba150f | 3461 | note_mouse_movement (f, &event.xmotion); |
f451eb13 | 3462 | else |
dc6f92b8 | 3463 | { |
69388238 RS |
3464 | struct scroll_bar *bar |
3465 | = x_window_to_scroll_bar (event.xmotion.window); | |
f451eb13 JB |
3466 | |
3467 | if (bar) | |
ab648270 | 3468 | x_scroll_bar_note_movement (bar, &event); |
dc6f92b8 | 3469 | } |
dc6f92b8 | 3470 | } |
3afe33e7 RS |
3471 | #ifdef USE_X_TOOLKIT |
3472 | goto OTHER; | |
3473 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3474 | break; |
3475 | ||
3476 | case ConfigureNotify: | |
13ce2d73 | 3477 | f = x_any_window_to_frame (event.xconfigure.window); |
3afe33e7 | 3478 | #ifdef USE_X_TOOLKIT |
13ce2d73 FP |
3479 | if (f |
3480 | && ! event.xconfigure.send_event | |
3481 | && (event.xconfigure.window == XtWindow (f->display.x->widget))) | |
3482 | { | |
3483 | Window win, child; | |
3484 | int win_x, win_y; | |
3485 | ||
3486 | /* Find the position of the outside upper-left corner of | |
3487 | the window, in the root coordinate system. Don't | |
3488 | refer to the parent window here; we may be processing | |
3489 | this event after the window manager has changed our | |
3490 | parent, but before we have reached the ReparentNotify. */ | |
3491 | XTranslateCoordinates (x_current_display, | |
3492 | ||
3493 | /* From-window, to-window. */ | |
3494 | XtWindow (f->display.x->widget), | |
3495 | ROOT_WINDOW, | |
3496 | ||
3497 | /* From-position, to-position. */ | |
3498 | -event.xconfigure.border_width, | |
3499 | -event.xconfigure.border_width, | |
3500 | &win_x, &win_y, | |
3501 | ||
3502 | /* Child of win. */ | |
3503 | &child); | |
3504 | event.xconfigure.x = win_x; | |
3505 | event.xconfigure.y = win_y; | |
3506 | ||
3507 | f->display.x->pixel_width = event.xconfigure.width; | |
3508 | f->display.x->pixel_height = event.xconfigure.height; | |
3509 | f->display.x->left_pos = event.xconfigure.x; | |
3510 | f->display.x->top_pos = event.xconfigure.y; | |
3511 | } | |
3512 | goto OTHER; | |
3afe33e7 | 3513 | #else /* not USE_X_TOOLKIT */ |
dbc4e1c1 JB |
3514 | if (f) |
3515 | { | |
3516 | int rows = PIXEL_TO_CHAR_HEIGHT (f, event.xconfigure.height); | |
3517 | int columns = PIXEL_TO_CHAR_WIDTH (f, event.xconfigure.width); | |
3518 | ||
3519 | /* Even if the number of character rows and columns has | |
3520 | not changed, the font size may have changed, so we need | |
3521 | to check the pixel dimensions as well. */ | |
3522 | if (columns != f->width | |
3523 | || rows != f->height | |
3524 | || event.xconfigure.width != f->display.x->pixel_width | |
3525 | || event.xconfigure.height != f->display.x->pixel_height) | |
3526 | { | |
3527 | change_frame_size (f, rows, columns, 0, 1); | |
3528 | SET_FRAME_GARBAGED (f); | |
3529 | } | |
dc6f92b8 | 3530 | |
3bd330d4 | 3531 | if (! event.xconfigure.send_event) |
af395ec1 RS |
3532 | { |
3533 | Window win, child; | |
3534 | int win_x, win_y; | |
3535 | ||
6cc35d86 JB |
3536 | /* Find the position of the outside upper-left corner of |
3537 | the window, in the root coordinate system. Don't | |
3538 | refer to the parent window here; we may be processing | |
3539 | this event after the window manager has changed our | |
3540 | parent, but before we have reached the ReparentNotify. */ | |
af395ec1 RS |
3541 | XTranslateCoordinates (x_current_display, |
3542 | ||
3543 | /* From-window, to-window. */ | |
6cc35d86 | 3544 | f->display.x->window_desc, |
3bd330d4 | 3545 | ROOT_WINDOW, |
af395ec1 RS |
3546 | |
3547 | /* From-position, to-position. */ | |
6cc35d86 JB |
3548 | -event.xconfigure.border_width, |
3549 | -event.xconfigure.border_width, | |
af395ec1 RS |
3550 | &win_x, &win_y, |
3551 | ||
3552 | /* Child of win. */ | |
3553 | &child); | |
3554 | event.xconfigure.x = win_x; | |
3555 | event.xconfigure.y = win_y; | |
3556 | } | |
3557 | ||
dbc4e1c1 JB |
3558 | f->display.x->pixel_width = event.xconfigure.width; |
3559 | f->display.x->pixel_height = event.xconfigure.height; | |
3560 | f->display.x->left_pos = event.xconfigure.x; | |
3561 | f->display.x->top_pos = event.xconfigure.y; | |
3562 | } | |
3afe33e7 | 3563 | #endif /* not USE_X_TOOLKIT */ |
dbc4e1c1 | 3564 | break; |
dc6f92b8 JB |
3565 | |
3566 | case ButtonPress: | |
3567 | case ButtonRelease: | |
3568 | { | |
3569 | /* If we decide we want to generate an event to be seen | |
3570 | by the rest of Emacs, we put it here. */ | |
3571 | struct input_event emacs_event; | |
3572 | emacs_event.kind = no_event; | |
3573 | ||
f676886a JB |
3574 | f = x_window_to_frame (event.xbutton.window); |
3575 | if (f) | |
f451eb13 JB |
3576 | { |
3577 | if (!x_focus_frame || (f == x_focus_frame)) | |
69388238 | 3578 | construct_mouse_click (&emacs_event, &event, f); |
f451eb13 | 3579 | } |
dc6f92b8 | 3580 | else |
f451eb13 | 3581 | { |
ab648270 JB |
3582 | struct scroll_bar *bar = |
3583 | x_window_to_scroll_bar (event.xbutton.window); | |
f451eb13 JB |
3584 | |
3585 | if (bar) | |
ab648270 | 3586 | x_scroll_bar_handle_click (bar, &event, &emacs_event); |
3afe33e7 RS |
3587 | #ifdef USE_X_TOOLKIT |
3588 | else | |
3589 | { | |
3590 | f = x_any_window_to_frame (event.xbutton.window); | |
3591 | if (f && event.type == ButtonPress) | |
3592 | construct_menu_click (&emacs_event, | |
3593 | &event, f); | |
3594 | } | |
3595 | #endif /* USE_X_TOOLKIT */ | |
f451eb13 | 3596 | } |
dc6f92b8 JB |
3597 | |
3598 | if (numchars >= 1 && emacs_event.kind != no_event) | |
3599 | { | |
3600 | bcopy (&emacs_event, bufp, sizeof (struct input_event)); | |
3601 | bufp++; | |
3602 | count++; | |
3603 | numchars--; | |
3604 | } | |
3afe33e7 RS |
3605 | |
3606 | #ifdef USE_X_TOOLKIT | |
3607 | goto OTHER; | |
3608 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3609 | } |
3610 | break; | |
3611 | ||
c118dd06 | 3612 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3613 | case ButtonPressed: |
3614 | case ButtonReleased: | |
f676886a JB |
3615 | f = x_window_to_frame (event.window); |
3616 | if (f) | |
dc6f92b8 | 3617 | { |
f676886a | 3618 | if (event.window == f->display.x->icon_desc) |
dc6f92b8 | 3619 | { |
f676886a | 3620 | x_make_frame_visible (f); |
dc6f92b8 JB |
3621 | |
3622 | if (warp_mouse_on_deiconify) | |
c118dd06 | 3623 | XWarpMouse (FRAME_X_WINDOW (f), 10, 10); |
dc6f92b8 JB |
3624 | break; |
3625 | } | |
c118dd06 | 3626 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 | 3627 | { |
f676886a JB |
3628 | if (f->auto_raise) |
3629 | x_raise_frame (f); | |
dc6f92b8 JB |
3630 | } |
3631 | } | |
3632 | enqueue_event (&event, &x_mouse_queue); | |
3633 | if (numchars >= 2) | |
3634 | { | |
3635 | bufp->kind = ascii_keystroke; | |
69388238 | 3636 | bufp->code = 'X' & 037; /* C-x */ |
12ba150f | 3637 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
90e65f07 | 3638 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
dc6f92b8 JB |
3639 | bufp++; |
3640 | ||
3641 | bufp->kind = ascii_keystroke; | |
69388238 | 3642 | bufp->code = 0; /* C-@ */ |
12ba150f | 3643 | XSET (bufp->frame_or_window, Lisp_Frame, f); |
90e65f07 | 3644 | XSET (bufp->time, Lisp_Int, event.xkey.time); |
dc6f92b8 JB |
3645 | bufp++; |
3646 | ||
3647 | count += 2; | |
3648 | numchars -= 2; | |
3649 | } | |
3650 | break; | |
c118dd06 | 3651 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3652 | |
3653 | #ifdef HAVE_X11 | |
3654 | ||
3655 | case CirculateNotify: | |
3656 | break; | |
3657 | case CirculateRequest: | |
3658 | break; | |
3659 | ||
c118dd06 | 3660 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3661 | |
3662 | case MappingNotify: | |
11edeb03 JB |
3663 | /* Someone has changed the keyboard mapping - update the |
3664 | local cache. */ | |
3665 | switch (event.xmapping.request) | |
3666 | { | |
3667 | case MappingModifier: | |
3668 | x_find_modifier_meanings (); | |
3669 | /* This is meant to fall through. */ | |
3670 | case MappingKeyboard: | |
3671 | XRefreshKeyboardMapping (&event.xmapping); | |
3672 | } | |
3afe33e7 RS |
3673 | #ifdef USE_X_TOOLKIT |
3674 | goto OTHER; | |
3675 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3676 | break; |
3677 | ||
3678 | default: | |
3afe33e7 RS |
3679 | #ifdef USE_X_TOOLKIT |
3680 | OTHER: | |
3681 | BLOCK_INPUT; | |
3682 | XtDispatchEvent (&event); | |
3683 | UNBLOCK_INPUT; | |
3684 | #endif /* USE_X_TOOLKIT */ | |
dc6f92b8 JB |
3685 | break; |
3686 | } | |
3687 | } | |
3688 | ||
502add23 RS |
3689 | #ifdef X_IO_BUG |
3690 | if (! event_found) | |
3691 | /* On some systems, an X bug causes Emacs to get no more events | |
7071e5dd | 3692 | when the window is destroyed. Detect that. (1994.) */ |
502add23 RS |
3693 | XNoOp (x_current_display); |
3694 | #endif /* X_IO_BUG */ | |
3695 | ||
7071e5dd RS |
3696 | #if 0 /* This fails for serial-line connections to the X server, |
3697 | because the characters arrive one by one, and a partial | |
3698 | command makes select return but gives nothing to read. | |
3699 | We'll have to hope that the bug that this tried to fix | |
3700 | in 1988 has been fixed in Xlib or the X server. */ | |
dc6f92b8 JB |
3701 | #ifdef HAVE_SELECT |
3702 | if (expected && ! event_found) | |
3703 | { | |
3704 | /* AOJ 880406: if select returns true but XPending doesn't, it means that | |
3705 | there is an EOF condition; in other words, that X has died. | |
3706 | Act as if there had been a hangup. */ | |
dc6f92b8 | 3707 | int fd = ConnectionNumber (x_current_display); |
307feb1f | 3708 | SELECT_TYPE mask, junk1, junk2; |
66f55a9d | 3709 | EMACS_TIME timeout; |
dc6f92b8 | 3710 | |
61c3ce62 RS |
3711 | FD_ZERO (&mask); |
3712 | FD_SET (fd, &mask); | |
66f55a9d | 3713 | EMACS_SET_SECS_USECS (timeout, 0, 0); |
307feb1f RS |
3714 | FD_ZERO (&junk1); |
3715 | FD_ZERO (&junk2); | |
3716 | if (0 != select (fd + 1, &mask, &junk1, &junk2, &timeout) | |
dc6f92b8 JB |
3717 | && !XStuffPending ()) |
3718 | kill (getpid (), SIGHUP); | |
3719 | } | |
61c3ce62 | 3720 | #endif /* HAVE_SELECT */ |
7071e5dd | 3721 | #endif /* 0 */ |
dc6f92b8 | 3722 | |
f451eb13 | 3723 | #ifndef HAVE_X11 |
f676886a | 3724 | if (updating_frame == 0) |
dc6f92b8 | 3725 | x_do_pending_expose (); |
f451eb13 | 3726 | #endif |
dc6f92b8 JB |
3727 | |
3728 | UNBLOCK_INPUT; | |
3729 | return count; | |
3730 | } | |
3731 | ||
3732 | #ifndef HAVE_X11 | |
3733 | /* Read and process only Expose events | |
3734 | until we get an ExposeCopy event; then return. | |
3735 | This is used in insert/delete line. | |
3736 | We assume input is already blocked. */ | |
3737 | ||
3738 | static void | |
3739 | x_read_exposes () | |
3740 | { | |
f676886a | 3741 | struct frame *f; |
dc6f92b8 JB |
3742 | XKeyPressedEvent event; |
3743 | ||
3744 | while (1) | |
3745 | { | |
3746 | /* while there are more events*/ | |
3747 | XMaskEvent (ExposeWindow | ExposeRegion | ExposeCopy, &event); | |
3748 | switch (event.type) | |
3749 | { | |
3750 | case ExposeWindow: | |
3751 | if (event.subwindow != 0) | |
3752 | break; /* duplicate event */ | |
f676886a JB |
3753 | f = x_window_to_frame (event.window); |
3754 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3755 | { |
f676886a | 3756 | refreshicon (f); |
dc6f92b8 JB |
3757 | break; |
3758 | } | |
c118dd06 | 3759 | if (event.window == FRAME_X_WINDOW (f)) |
dc6f92b8 JB |
3760 | { |
3761 | expose_all_windows = 1; | |
f676886a | 3762 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
3763 | break; |
3764 | } | |
3765 | break; | |
3766 | ||
3767 | case ExposeRegion: | |
3768 | if (event.subwindow != 0) | |
3769 | break; /* duplicate event */ | |
f676886a JB |
3770 | f = x_window_to_frame (event.window); |
3771 | if (event.window == f->display.x->icon_desc) | |
dc6f92b8 | 3772 | { |
f676886a | 3773 | refreshicon (f); |
dc6f92b8 JB |
3774 | break; |
3775 | } | |
3776 | /* If window already needs full redraw, ignore this rectangle. */ | |
f676886a | 3777 | if (expose_all_windows && f->display.x->needs_exposure) |
dc6f92b8 JB |
3778 | break; |
3779 | /* Put the event on the queue of rectangles to redraw. */ | |
3780 | if (enqueue_event (&event, &x_expose_queue)) | |
3781 | /* If it is full, we can't record the rectangle, | |
3782 | so redraw this entire window. */ | |
3783 | { | |
3784 | /* Say must check all windows' needs_exposure flags. */ | |
3785 | expose_all_windows = 1; | |
f676886a | 3786 | f->display.x->needs_exposure = 1; |
dc6f92b8 JB |
3787 | } |
3788 | break; | |
3789 | ||
3790 | case ExposeCopy: | |
3791 | return; | |
3792 | } | |
3793 | } | |
3794 | } | |
3795 | #endif /* HAVE_X11 */ | |
3796 | ||
dc6f92b8 | 3797 | \f |
f451eb13 JB |
3798 | /* Drawing the cursor. */ |
3799 | ||
3800 | ||
dc6f92b8 JB |
3801 | /* Draw a hollow box cursor. Don't change the inside of the box. */ |
3802 | ||
3803 | static void | |
f676886a JB |
3804 | x_draw_box (f) |
3805 | struct frame *f; | |
dc6f92b8 | 3806 | { |
12ba150f JB |
3807 | int left = CHAR_TO_PIXEL_COL (f, f->cursor_x); |
3808 | int top = CHAR_TO_PIXEL_ROW (f, f->cursor_y); | |
f676886a JB |
3809 | int width = FONT_WIDTH (f->display.x->font); |
3810 | int height = FONT_HEIGHT (f->display.x->font); | |
dc6f92b8 JB |
3811 | |
3812 | #ifdef HAVE_X11 | |
c118dd06 | 3813 | XDrawRectangle (x_current_display, FRAME_X_WINDOW (f), |
f676886a | 3814 | f->display.x->cursor_gc, |
dc6f92b8 | 3815 | left, top, width - 1, height - 1); |
c118dd06 JB |
3816 | #else /* ! defined (HAVE_X11) */ |
3817 | XPixSet (FRAME_X_WINDOW (f), | |
dc6f92b8 | 3818 | left, top, width, 1, |
f676886a | 3819 | f->display.x->cursor_pixel); |
dc6f92b8 | 3820 | |
c118dd06 | 3821 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 3822 | left, top, 1, height, |
f676886a | 3823 | f->display.x->cursor_pixel); |
dc6f92b8 | 3824 | |
c118dd06 | 3825 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 3826 | left+width-1, top, 1, height, |
f676886a | 3827 | f->display.x->cursor_pixel); |
dc6f92b8 | 3828 | |
c118dd06 | 3829 | XPixSet (FRAME_X_WINDOW (f), |
dc6f92b8 | 3830 | left, top+height-1, width, 1, |
f676886a | 3831 | f->display.x->cursor_pixel); |
c118dd06 | 3832 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
3833 | } |
3834 | ||
f676886a | 3835 | /* Clear the cursor of frame F to background color, |
dc6f92b8 JB |
3836 | and mark the cursor as not shown. |
3837 | This is used when the text where the cursor is | |
3838 | is about to be rewritten. */ | |
3839 | ||
3840 | static void | |
f676886a JB |
3841 | clear_cursor (f) |
3842 | struct frame *f; | |
dc6f92b8 JB |
3843 | { |
3844 | int mask; | |
3845 | ||
f451eb13 | 3846 | if (! FRAME_VISIBLE_P (f) |
f676886a | 3847 | || f->phys_cursor_x < 0) |
dc6f92b8 JB |
3848 | return; |
3849 | ||
3850 | #ifdef HAVE_X11 | |
f676886a | 3851 | x_display_cursor (f, 0); |
c118dd06 JB |
3852 | #else /* ! defined (HAVE_X11) */ |
3853 | XPixSet (FRAME_X_WINDOW (f), | |
12ba150f JB |
3854 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
3855 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
f676886a JB |
3856 | FONT_WIDTH (f->display.x->font), FONT_HEIGHT (f->display.x->font), |
3857 | f->display.x->background_pixel); | |
c118dd06 | 3858 | #endif /* ! defined (HAVE_X11) */ |
f676886a | 3859 | f->phys_cursor_x = -1; |
dc6f92b8 JB |
3860 | } |
3861 | ||
f676886a | 3862 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style |
90e65f07 JB |
3863 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the |
3864 | glyph drawn. */ | |
dc6f92b8 JB |
3865 | |
3866 | static void | |
f676886a JB |
3867 | x_draw_single_glyph (f, row, column, glyph, highlight) |
3868 | struct frame *f; | |
dc6f92b8 | 3869 | int row, column; |
90e65f07 | 3870 | GLYPH glyph; |
dc6f92b8 JB |
3871 | int highlight; |
3872 | { | |
f676886a | 3873 | dumpglyphs (f, |
12ba150f JB |
3874 | CHAR_TO_PIXEL_COL (f, column), |
3875 | CHAR_TO_PIXEL_ROW (f, row), | |
07e34cb0 | 3876 | &glyph, 1, highlight); |
dc6f92b8 JB |
3877 | } |
3878 | ||
dc6f92b8 | 3879 | static void |
dbc4e1c1 | 3880 | x_display_bar_cursor (f, on) |
f676886a | 3881 | struct frame *f; |
dc6f92b8 JB |
3882 | int on; |
3883 | { | |
f676886a | 3884 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); |
90e65f07 | 3885 | |
49d838ea JB |
3886 | /* This is pointless on invisible frames, and dangerous on garbaged |
3887 | frames; in the latter case, the frame may be in the midst of | |
3888 | changing its size, and curs_x and curs_y may be off the frame. */ | |
3889 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dbc4e1c1 JB |
3890 | return; |
3891 | ||
3892 | if (! on && f->phys_cursor_x < 0) | |
3893 | return; | |
3894 | ||
f676886a | 3895 | /* If we're not updating, then we want to use the current frame's |
1113d9db | 3896 | cursor position, not our local idea of where the cursor ought to be. */ |
f676886a | 3897 | if (f != updating_frame) |
1113d9db | 3898 | { |
f676886a JB |
3899 | curs_x = FRAME_CURSOR_X (f); |
3900 | curs_y = FRAME_CURSOR_Y (f); | |
1113d9db JB |
3901 | } |
3902 | ||
dbc4e1c1 JB |
3903 | /* If there is anything wrong with the current cursor state, remove it. */ |
3904 | if (f->phys_cursor_x >= 0 | |
3905 | && (!on | |
3906 | || f->phys_cursor_x != curs_x | |
3907 | || f->phys_cursor_y != curs_y | |
3908 | || f->display.x->current_cursor != bar_cursor)) | |
3909 | { | |
3910 | /* Erase the cursor by redrawing the character underneath it. */ | |
3911 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
3912 | f->phys_cursor_glyph, | |
3913 | current_glyphs->highlight[f->phys_cursor_y]); | |
3914 | f->phys_cursor_x = -1; | |
3915 | } | |
3916 | ||
3917 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
3918 | if (on | |
3919 | && (f->phys_cursor_x < 0 | |
3920 | || (f->display.x->current_cursor != bar_cursor))) | |
3921 | { | |
3922 | f->phys_cursor_glyph | |
3923 | = ((current_glyphs->enable[curs_y] | |
3924 | && curs_x < current_glyphs->used[curs_y]) | |
3925 | ? current_glyphs->glyphs[curs_y][curs_x] | |
3926 | : SPACEGLYPH); | |
3927 | XFillRectangle (x_current_display, FRAME_X_WINDOW (f), | |
3928 | f->display.x->cursor_gc, | |
3929 | CHAR_TO_PIXEL_COL (f, curs_x), | |
3930 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
3931 | 1, FONT_HEIGHT (f->display.x->font)); | |
3932 | ||
3933 | f->phys_cursor_x = curs_x; | |
3934 | f->phys_cursor_y = curs_y; | |
3935 | ||
3936 | f->display.x->current_cursor = bar_cursor; | |
3937 | } | |
3938 | ||
3939 | if (updating_frame != f) | |
3940 | XFlushQueue (); | |
3941 | } | |
3942 | ||
3943 | ||
3944 | /* Turn the displayed cursor of frame F on or off according to ON. | |
3945 | If ON is nonzero, where to put the cursor is specified | |
3946 | by F->cursor_x and F->cursor_y. */ | |
3947 | ||
3948 | static void | |
3949 | x_display_box_cursor (f, on) | |
3950 | struct frame *f; | |
3951 | int on; | |
3952 | { | |
3953 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
3954 | ||
49d838ea JB |
3955 | /* This is pointless on invisible frames, and dangerous on garbaged |
3956 | frames; in the latter case, the frame may be in the midst of | |
3957 | changing its size, and curs_x and curs_y may be off the frame. */ | |
3958 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
dc6f92b8 JB |
3959 | return; |
3960 | ||
3961 | /* If cursor is off and we want it off, return quickly. */ | |
f676886a | 3962 | if (!on && f->phys_cursor_x < 0) |
dc6f92b8 JB |
3963 | return; |
3964 | ||
dbc4e1c1 JB |
3965 | /* If we're not updating, then we want to use the current frame's |
3966 | cursor position, not our local idea of where the cursor ought to be. */ | |
3967 | if (f != updating_frame) | |
3968 | { | |
3969 | curs_x = FRAME_CURSOR_X (f); | |
3970 | curs_y = FRAME_CURSOR_Y (f); | |
3971 | } | |
3972 | ||
dc6f92b8 JB |
3973 | /* If cursor is currently being shown and we don't want it to be |
3974 | or it is in the wrong place, | |
3975 | or we want a hollow box and it's not so, (pout!) | |
3976 | erase it. */ | |
f676886a | 3977 | if (f->phys_cursor_x >= 0 |
dc6f92b8 | 3978 | && (!on |
f676886a JB |
3979 | || f->phys_cursor_x != curs_x |
3980 | || f->phys_cursor_y != curs_y | |
dbc4e1c1 | 3981 | || (f->display.x->current_cursor != hollow_box_cursor |
f676886a | 3982 | && (f != x_highlight_frame)))) |
dc6f92b8 JB |
3983 | { |
3984 | /* Erase the cursor by redrawing the character underneath it. */ | |
f676886a JB |
3985 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, |
3986 | f->phys_cursor_glyph, | |
3987 | current_glyphs->highlight[f->phys_cursor_y]); | |
3988 | f->phys_cursor_x = -1; | |
dc6f92b8 JB |
3989 | } |
3990 | ||
3991 | /* If we want to show a cursor, | |
3992 | or we want a box cursor and it's not so, | |
3993 | write it in the right place. */ | |
3994 | if (on | |
f676886a | 3995 | && (f->phys_cursor_x < 0 |
dbc4e1c1 | 3996 | || (f->display.x->current_cursor != filled_box_cursor |
f676886a | 3997 | && f == x_highlight_frame))) |
dc6f92b8 | 3998 | { |
f676886a | 3999 | f->phys_cursor_glyph |
1113d9db JB |
4000 | = ((current_glyphs->enable[curs_y] |
4001 | && curs_x < current_glyphs->used[curs_y]) | |
4002 | ? current_glyphs->glyphs[curs_y][curs_x] | |
90e65f07 | 4003 | : SPACEGLYPH); |
f676886a | 4004 | if (f != x_highlight_frame) |
dc6f92b8 | 4005 | { |
f676886a | 4006 | x_draw_box (f); |
dbc4e1c1 | 4007 | f->display.x->current_cursor = hollow_box_cursor; |
dc6f92b8 JB |
4008 | } |
4009 | else | |
4010 | { | |
f676886a JB |
4011 | x_draw_single_glyph (f, curs_y, curs_x, |
4012 | f->phys_cursor_glyph, 2); | |
dbc4e1c1 | 4013 | f->display.x->current_cursor = filled_box_cursor; |
dc6f92b8 JB |
4014 | } |
4015 | ||
f676886a JB |
4016 | f->phys_cursor_x = curs_x; |
4017 | f->phys_cursor_y = curs_y; | |
dc6f92b8 JB |
4018 | } |
4019 | ||
f676886a | 4020 | if (updating_frame != f) |
dc6f92b8 JB |
4021 | XFlushQueue (); |
4022 | } | |
4023 | ||
f676886a JB |
4024 | x_display_cursor (f, on) |
4025 | struct frame *f; | |
dc6f92b8 JB |
4026 | int on; |
4027 | { | |
f94397b5 KH |
4028 | BLOCK_INPUT; |
4029 | ||
dbc4e1c1 | 4030 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
f676886a | 4031 | x_display_box_cursor (f, on); |
dbc4e1c1 | 4032 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) |
f676886a | 4033 | x_display_bar_cursor (f, on); |
dbc4e1c1 JB |
4034 | else |
4035 | /* Those are the only two we have implemented! */ | |
4036 | abort (); | |
f94397b5 KH |
4037 | |
4038 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
4039 | } |
4040 | \f | |
4041 | /* Icons. */ | |
4042 | ||
f676886a | 4043 | /* Refresh bitmap kitchen sink icon for frame F |
dc6f92b8 JB |
4044 | when we get an expose event for it. */ |
4045 | ||
f676886a JB |
4046 | refreshicon (f) |
4047 | struct frame *f; | |
dc6f92b8 JB |
4048 | { |
4049 | #ifdef HAVE_X11 | |
4050 | /* Normally, the window manager handles this function. */ | |
c118dd06 | 4051 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4052 | int mask; |
4053 | ||
f676886a JB |
4054 | if (f->display.x->icon_bitmap_flag) |
4055 | XBitmapBitsPut (f->display.x->icon_desc, 0, 0, sink_width, sink_height, | |
dc6f92b8 JB |
4056 | sink_bits, BlackPixel, WHITE_PIX_DEFAULT, |
4057 | icon_bitmap, GXcopy, AllPlanes); | |
4058 | else | |
4059 | { | |
f676886a | 4060 | extern struct frame *selected_frame; |
dc6f92b8 JB |
4061 | struct Lisp_String *str; |
4062 | unsigned char *string; | |
4063 | ||
4064 | string | |
f676886a | 4065 | = XSTRING (XBUFFER (XWINDOW (f->selected_window)->buffer)->name)->data; |
dc6f92b8 | 4066 | |
f676886a | 4067 | if (f->display.x->icon_label != string) |
dc6f92b8 | 4068 | { |
f676886a JB |
4069 | f->display.x->icon_label = string; |
4070 | XChangeWindow (f->display.x->icon_desc, | |
dc6f92b8 JB |
4071 | XQueryWidth (string, icon_font_info->id) + 10, |
4072 | icon_font_info->height + 10); | |
4073 | } | |
4074 | ||
f676886a | 4075 | XText (f->display.x->icon_desc, 5, 5, string, |
dc6f92b8 JB |
4076 | str->size, icon_font_info->id, |
4077 | BLACK_PIX_DEFAULT, WHITE_PIX_DEFAULT); | |
4078 | } | |
4079 | XFlushQueue (); | |
c118dd06 | 4080 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4081 | } |
4082 | ||
dbc4e1c1 | 4083 | /* Make the x-window of frame F use the gnu icon bitmap. */ |
dc6f92b8 JB |
4084 | |
4085 | int | |
f676886a JB |
4086 | x_bitmap_icon (f) |
4087 | struct frame *f; | |
dc6f92b8 JB |
4088 | { |
4089 | int mask; | |
4090 | Window icon_window; | |
4091 | ||
c118dd06 | 4092 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4093 | return 1; |
4094 | ||
4095 | #ifdef HAVE_X11 | |
8583db58 RS |
4096 | if (! icon_bitmap) |
4097 | icon_bitmap = | |
4098 | XCreateBitmapFromData (x_current_display, FRAME_X_WINDOW (f), | |
4099 | gnu_bits, gnu_width, gnu_height); | |
f676886a JB |
4100 | x_wm_set_icon_pixmap (f, icon_bitmap); |
4101 | f->display.x->icon_bitmap_flag = 1; | |
c118dd06 | 4102 | #else /* ! defined (HAVE_X11) */ |
f676886a | 4103 | if (f->display.x->icon_desc) |
dc6f92b8 | 4104 | { |
c118dd06 | 4105 | XClearIconWindow (FRAME_X_WINDOW (f)); |
f676886a | 4106 | XDestroyWindow (f->display.x->icon_desc); |
dc6f92b8 JB |
4107 | } |
4108 | ||
f676886a | 4109 | icon_window = XCreateWindow (f->display.x->parent_desc, |
dc6f92b8 JB |
4110 | 0, 0, sink_width, sink_height, |
4111 | 2, WhitePixmap, (Pixmap) NULL); | |
4112 | ||
4113 | if (icon_window == 0) | |
4114 | return 1; | |
4115 | ||
c118dd06 | 4116 | XSetIconWindow (FRAME_X_WINDOW (f), icon_window); |
dc6f92b8 JB |
4117 | XSelectInput (icon_window, ExposeWindow | UnmapWindow); |
4118 | ||
f676886a JB |
4119 | f->display.x->icon_desc = icon_window; |
4120 | f->display.x->icon_bitmap_flag = 1; | |
dc6f92b8 JB |
4121 | |
4122 | if (icon_bitmap == 0) | |
4123 | icon_bitmap | |
4124 | = XStoreBitmap (sink_mask_width, sink_mask_height, sink_mask_bits); | |
c118dd06 | 4125 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4126 | |
4127 | return 0; | |
4128 | } | |
4129 | ||
4130 | ||
f676886a | 4131 | /* Make the x-window of frame F use a rectangle with text. */ |
dc6f92b8 JB |
4132 | |
4133 | int | |
f676886a JB |
4134 | x_text_icon (f, icon_name) |
4135 | struct frame *f; | |
dc6f92b8 JB |
4136 | char *icon_name; |
4137 | { | |
4138 | #ifndef HAVE_X11 | |
4139 | int mask; | |
4140 | int width; | |
4141 | Window icon_window; | |
4142 | char *X_DefaultValue; | |
4143 | Bitmap b1; | |
4144 | ||
dc6f92b8 JB |
4145 | #ifndef WhitePixel |
4146 | #define WhitePixel 1 | |
c118dd06 | 4147 | #endif /* WhitePixel */ |
dc6f92b8 JB |
4148 | |
4149 | #ifndef BlackPixel | |
4150 | #define BlackPixel 0 | |
c118dd06 JB |
4151 | #endif /* BlackPixel */ |
4152 | #endif /* HAVE_X11 */ | |
dc6f92b8 | 4153 | |
c118dd06 | 4154 | if (FRAME_X_WINDOW (f) == 0) |
dc6f92b8 JB |
4155 | return 1; |
4156 | ||
dc6f92b8 JB |
4157 | #ifdef HAVE_X11 |
4158 | if (icon_name) | |
f676886a | 4159 | f->display.x->icon_label = icon_name; |
dc6f92b8 | 4160 | else |
f676886a JB |
4161 | if (! f->display.x->icon_label) |
4162 | f->display.x->icon_label = " *emacs* "; | |
dc6f92b8 | 4163 | |
dfeccd2d | 4164 | #if 0 |
c118dd06 | 4165 | XSetIconName (x_current_display, FRAME_X_WINDOW (f), |
f676886a | 4166 | (char *) f->display.x->icon_label); |
dfeccd2d | 4167 | #endif |
dc6f92b8 | 4168 | |
f676886a | 4169 | f->display.x->icon_bitmap_flag = 0; |
b1c884c3 | 4170 | x_wm_set_icon_pixmap (f, 0); |
c118dd06 | 4171 | #else /* ! defined (HAVE_X11) */ |
dbc4e1c1 JB |
4172 | if (icon_font_info == 0) |
4173 | icon_font_info | |
4174 | = XGetFont (XGetDefault (XDISPLAY | |
59653951 | 4175 | (char *) XSTRING (Vinvocation_name)->data, |
dbc4e1c1 JB |
4176 | "BodyFont")); |
4177 | ||
f676886a | 4178 | if (f->display.x->icon_desc) |
dc6f92b8 | 4179 | { |
c118dd06 | 4180 | XClearIconWindow (XDISPLAY FRAME_X_WINDOW (f)); |
f676886a | 4181 | XDestroyWindow (XDISPLAY f->display.x->icon_desc); |
dc6f92b8 JB |
4182 | } |
4183 | ||
4184 | if (icon_name) | |
f676886a | 4185 | f->display.x->icon_label = (unsigned char *) icon_name; |
dc6f92b8 | 4186 | else |
f676886a JB |
4187 | if (! f->display.x->icon_label) |
4188 | f->display.x->icon_label = XSTRING (f->name)->data; | |
dc6f92b8 | 4189 | |
f676886a JB |
4190 | width = XStringWidth (f->display.x->icon_label, icon_font_info, 0, 0); |
4191 | icon_window = XCreateWindow (f->display.x->parent_desc, | |
4192 | f->display.x->left_pos, | |
4193 | f->display.x->top_pos, | |
dc6f92b8 JB |
4194 | width + 10, icon_font_info->height + 10, |
4195 | 2, BlackPixmap, WhitePixmap); | |
4196 | ||
4197 | if (icon_window == 0) | |
4198 | return 1; | |
4199 | ||
c118dd06 | 4200 | XSetIconWindow (FRAME_X_WINDOW (f), icon_window); |
dc6f92b8 JB |
4201 | XSelectInput (icon_window, ExposeWindow | ExposeRegion | UnmapWindow | ButtonPressed); |
4202 | ||
f676886a JB |
4203 | f->display.x->icon_desc = icon_window; |
4204 | f->display.x->icon_bitmap_flag = 0; | |
4205 | f->display.x->icon_label = 0; | |
c118dd06 | 4206 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4207 | |
4208 | return 0; | |
4209 | } | |
4210 | \f | |
4746118a JB |
4211 | /* Handling X errors. */ |
4212 | ||
12ba150f JB |
4213 | /* Shut down Emacs in an orderly fashion, because of a SIGPIPE on the |
4214 | X server's connection, or an error reported via the X protocol. */ | |
16bd92ea | 4215 | |
4746118a | 4216 | static SIGTYPE |
c118dd06 | 4217 | x_connection_closed () |
4746118a JB |
4218 | { |
4219 | if (_Xdebug) | |
4220 | abort (); | |
12ba150f | 4221 | |
1cd2d6d4 | 4222 | shut_down_emacs (0, 1, Qnil); |
12ba150f JB |
4223 | |
4224 | exit (70); | |
4746118a JB |
4225 | } |
4226 | ||
8922af5f JB |
4227 | /* An X error handler which prints an error message and then kills |
4228 | Emacs. This is what's normally installed as Xlib's handler for | |
4229 | protocol errors. */ | |
c118dd06 JB |
4230 | static int |
4231 | x_error_quitter (display, error) | |
4232 | Display *display; | |
4233 | XErrorEvent *error; | |
4234 | { | |
4235 | char buf[256]; | |
dc6f92b8 | 4236 | |
c118dd06 JB |
4237 | /* Note that there is no real way portable across R3/R4 to get the |
4238 | original error handler. */ | |
dc6f92b8 | 4239 | |
c118dd06 JB |
4240 | XGetErrorText (display, error->error_code, buf, sizeof (buf)); |
4241 | fprintf (stderr, "X protocol error: %s on protocol request %d\n", | |
4242 | buf, error->request_code); | |
dc6f92b8 | 4243 | |
e09f9351 | 4244 | #if 0 |
12ba150f JB |
4245 | /* While we're testing Emacs 19, we'll just dump core whenever we |
4246 | get an X error, so we can figure out why it happened. */ | |
4247 | abort (); | |
e09f9351 | 4248 | #endif |
12ba150f | 4249 | |
c118dd06 | 4250 | x_connection_closed (); |
dc6f92b8 JB |
4251 | } |
4252 | ||
8922af5f JB |
4253 | /* A handler for X IO errors which prints an error message and then |
4254 | kills Emacs. This is what is always installed as Xlib's handler | |
4255 | for I/O errors. */ | |
4256 | static int | |
4257 | x_io_error_quitter (display) | |
4258 | Display *display; | |
4259 | { | |
4260 | fprintf (stderr, "Connection to X server %s lost.\n", | |
4261 | XDisplayName (DisplayString (display))); | |
4262 | ||
e09f9351 | 4263 | #if 0 |
8922af5f JB |
4264 | /* While we're testing Emacs 19, we'll just dump core whenever we |
4265 | get an X error, so we can figure out why it happened. */ | |
4266 | abort (); | |
e09f9351 | 4267 | #endif |
8922af5f JB |
4268 | |
4269 | x_connection_closed (); | |
4270 | } | |
4271 | ||
c118dd06 | 4272 | /* A buffer for storing X error messages. */ |
cef13e55 RS |
4273 | static char *x_caught_error_message; |
4274 | #define X_CAUGHT_ERROR_MESSAGE_SIZE 200 | |
c118dd06 JB |
4275 | |
4276 | /* An X error handler which stores the error message in | |
4277 | x_caught_error_message. This is what's installed when | |
4278 | x_catch_errors is in effect. */ | |
4279 | static int | |
4280 | x_error_catcher (display, error) | |
4281 | Display *display; | |
4282 | XErrorEvent *error; | |
4283 | { | |
4284 | XGetErrorText (display, error->error_code, | |
cef13e55 | 4285 | x_caught_error_message, X_CAUGHT_ERROR_MESSAGE_SIZE); |
c118dd06 JB |
4286 | } |
4287 | ||
4288 | ||
4289 | /* Begin trapping X errors. | |
dc6f92b8 | 4290 | |
c118dd06 JB |
4291 | After calling this function, X protocol errors no longer cause |
4292 | Emacs to exit; instead, they are recorded in x_cfc_error_message. | |
dc6f92b8 | 4293 | |
c118dd06 JB |
4294 | Calling x_check_errors signals an Emacs error if an X error has |
4295 | occurred since the last call to x_catch_errors or x_check_errors. | |
4296 | ||
4297 | Calling x_uncatch_errors resumes the normal error handling. */ | |
4298 | ||
bc20ebbf | 4299 | void x_catch_errors (), x_check_errors (), x_uncatch_errors (); |
c118dd06 JB |
4300 | |
4301 | void | |
4302 | x_catch_errors () | |
dc6f92b8 | 4303 | { |
c118dd06 JB |
4304 | /* Make sure any errors from previous requests have been dealt with. */ |
4305 | XSync (x_current_display, False); | |
dc6f92b8 | 4306 | |
c118dd06 | 4307 | /* Set up the error buffer. */ |
60f9aad3 | 4308 | x_caught_error_message |
cef13e55 RS |
4309 | = (char*) xmalloc (X_CAUGHT_ERROR_MESSAGE_SIZE); |
4310 | x_caught_error_message[0] = '\0'; | |
16bd92ea | 4311 | |
c118dd06 JB |
4312 | /* Install our little error handler. */ |
4313 | XHandleError (x_error_catcher); | |
4314 | } | |
16bd92ea | 4315 | |
c118dd06 JB |
4316 | /* If any X protocol errors have arrived since the last call to |
4317 | x_catch_errors or x_check_errors, signal an Emacs error using | |
4318 | sprintf (a buffer, FORMAT, the x error message text) as the text. */ | |
812361a1 | 4319 | |
c118dd06 JB |
4320 | void |
4321 | x_check_errors (format) | |
4322 | char *format; | |
4323 | { | |
4324 | /* Make sure to catch any errors incurred so far. */ | |
4325 | XSync (x_current_display, False); | |
16bd92ea | 4326 | |
cef13e55 | 4327 | if (x_caught_error_message[0]) |
c118dd06 | 4328 | { |
cef13e55 | 4329 | char buf[X_CAUGHT_ERROR_MESSAGE_SIZE + 56]; |
dc6f92b8 | 4330 | |
cef13e55 | 4331 | sprintf (buf, format, x_caught_error_message); |
c118dd06 JB |
4332 | x_uncatch_errors (); |
4333 | error (buf); | |
4334 | } | |
4335 | } | |
4336 | ||
b849c413 RS |
4337 | /* Nonzero if we had any X protocol errors since we did x_catch_errors. */ |
4338 | ||
4339 | int | |
4340 | x_had_errors_p () | |
4341 | { | |
4342 | /* Make sure to catch any errors incurred so far. */ | |
4343 | XSync (x_current_display, False); | |
4344 | ||
4345 | return x_caught_error_message[0] != 0; | |
4346 | } | |
4347 | ||
812361a1 RS |
4348 | /* Stop catching X protocol errors and let them make Emacs die. */ |
4349 | ||
c118dd06 JB |
4350 | void |
4351 | x_uncatch_errors () | |
4352 | { | |
9ac0d9e0 | 4353 | xfree (x_caught_error_message); |
cef13e55 | 4354 | x_caught_error_message = 0; |
c118dd06 | 4355 | XHandleError (x_error_quitter); |
dc6f92b8 JB |
4356 | } |
4357 | ||
dc6f92b8 JB |
4358 | #if 0 |
4359 | static unsigned int x_wire_count; | |
4360 | x_trace_wire () | |
4361 | { | |
4362 | fprintf (stderr, "Lib call: %d\n", ++x_wire_count); | |
4363 | } | |
c118dd06 | 4364 | #endif /* ! 0 */ |
dc6f92b8 JB |
4365 | |
4366 | \f | |
f451eb13 JB |
4367 | /* Changing the font of the frame. */ |
4368 | ||
f676886a | 4369 | /* Set the font of the x-window specified by frame F |
dc6f92b8 | 4370 | to the font named NEWNAME. This is safe to use |
f676886a | 4371 | even before F has an actual x-window. */ |
dc6f92b8 JB |
4372 | |
4373 | #ifdef HAVE_X11 | |
4374 | ||
2224a5fc RS |
4375 | struct font_info |
4376 | { | |
4377 | XFontStruct *font; | |
4378 | char *name; | |
4379 | }; | |
4380 | ||
dc6f92b8 | 4381 | /* A table of all the fonts we have already loaded. */ |
2224a5fc | 4382 | static struct font_info *x_font_table; |
dc6f92b8 JB |
4383 | |
4384 | /* The current capacity of x_font_table. */ | |
4385 | static int x_font_table_size; | |
4386 | ||
4387 | /* The number of fonts actually stored in x_font_table. | |
4388 | x_font_table[n] is used and valid iff 0 <= n < n_fonts. | |
4389 | 0 <= n_fonts <= x_font_table_size. */ | |
4390 | static int n_fonts; | |
4391 | ||
b5cf7a0e | 4392 | Lisp_Object |
f676886a JB |
4393 | x_new_font (f, fontname) |
4394 | struct frame *f; | |
dc6f92b8 JB |
4395 | register char *fontname; |
4396 | { | |
dc6f92b8 JB |
4397 | int already_loaded; |
4398 | int n_matching_fonts; | |
4399 | XFontStruct *font_info; | |
4400 | char **font_names; | |
4401 | ||
4402 | /* Get a list of all the fonts that match this name. Once we | |
4403 | have a list of matching fonts, we compare them against the fonts | |
4404 | we already have by comparing font ids. */ | |
2224a5fc RS |
4405 | font_names = (char **) XListFonts (x_current_display, fontname, |
4406 | 1024, &n_matching_fonts); | |
0c94f6ee JB |
4407 | /* Apparently it doesn't set n_matching_fonts to zero when it can't |
4408 | find any matches; font_names == 0 is the only clue. */ | |
4409 | if (! font_names) | |
4410 | n_matching_fonts = 0; | |
4411 | ||
5835f860 RS |
4412 | /* Don't just give up if n_matching_fonts is 0. |
4413 | Apparently there's a bug on Suns: XListFontsWithInfo can | |
4414 | fail to find a font, but XLoadQueryFont may still find it. */ | |
dc6f92b8 | 4415 | |
90e65f07 | 4416 | /* See if we've already loaded a matching font. */ |
5835f860 RS |
4417 | already_loaded = -1; |
4418 | if (n_matching_fonts != 0) | |
4419 | { | |
4420 | int i, j; | |
dc6f92b8 | 4421 | |
5835f860 RS |
4422 | for (i = 0; i < n_fonts; i++) |
4423 | for (j = 0; j < n_matching_fonts; j++) | |
2224a5fc | 4424 | if (!strcmp (x_font_table[i].name, font_names[j])) |
5835f860 RS |
4425 | { |
4426 | already_loaded = i; | |
4427 | fontname = font_names[j]; | |
4428 | goto found_font; | |
4429 | } | |
4430 | } | |
dc6f92b8 JB |
4431 | found_font: |
4432 | ||
4433 | /* If we have, just return it from the table. */ | |
2224a5fc RS |
4434 | if (already_loaded >= 0) |
4435 | f->display.x->font = x_font_table[already_loaded].font; | |
90e65f07 | 4436 | |
dc6f92b8 JB |
4437 | /* Otherwise, load the font and add it to the table. */ |
4438 | else | |
4439 | { | |
9696f58b | 4440 | int i; |
dc6f92b8 JB |
4441 | XFontStruct *font; |
4442 | ||
9696f58b | 4443 | /* Try to find a character-cell font in the list. */ |
f126bd67 JB |
4444 | #if 0 |
4445 | /* A laudable goal, but this isn't how to do it. */ | |
9696f58b JB |
4446 | for (i = 0; i < n_matching_fonts; i++) |
4447 | if (! font_info[i].per_char) | |
4448 | break; | |
f126bd67 JB |
4449 | #else |
4450 | i = 0; | |
4451 | #endif | |
9696f58b | 4452 | |
5835f860 RS |
4453 | /* See comment above. */ |
4454 | if (n_matching_fonts != 0) | |
9696f58b JB |
4455 | fontname = font_names[i]; |
4456 | ||
dc6f92b8 JB |
4457 | font = (XFontStruct *) XLoadQueryFont (x_current_display, fontname); |
4458 | if (! font) | |
5835f860 | 4459 | { |
2224a5fc | 4460 | /* Free the information from XListFonts. */ |
5835f860 | 4461 | if (n_matching_fonts) |
2224a5fc | 4462 | XFreeFontNames (font_names); |
5835f860 RS |
4463 | return Qnil; |
4464 | } | |
dc6f92b8 JB |
4465 | |
4466 | /* Do we need to create the table? */ | |
4467 | if (x_font_table_size == 0) | |
4468 | { | |
4469 | x_font_table_size = 16; | |
4470 | x_font_table | |
2224a5fc RS |
4471 | = (struct font_info *) xmalloc (x_font_table_size |
4472 | * sizeof (x_font_table[0])); | |
dc6f92b8 JB |
4473 | } |
4474 | /* Do we need to grow the table? */ | |
4475 | else if (n_fonts >= x_font_table_size) | |
4476 | { | |
90e65f07 | 4477 | x_font_table_size *= 2; |
dc6f92b8 | 4478 | x_font_table |
2224a5fc RS |
4479 | = (struct font_info *) xrealloc (x_font_table, |
4480 | (x_font_table_size | |
4481 | * sizeof (x_font_table[0]))); | |
dc6f92b8 JB |
4482 | } |
4483 | ||
dff815ef | 4484 | x_font_table[n_fonts].name = (char *) xmalloc (strlen (fontname) + 1); |
2224a5fc RS |
4485 | bcopy (fontname, x_font_table[n_fonts].name, strlen (fontname) + 1); |
4486 | f->display.x->font = x_font_table[n_fonts++].font = font; | |
dc6f92b8 | 4487 | } |
2224a5fc | 4488 | |
f676886a | 4489 | /* Now make the frame display the given font. */ |
c118dd06 | 4490 | if (FRAME_X_WINDOW (f) != 0) |
dc6f92b8 | 4491 | { |
f676886a JB |
4492 | XSetFont (x_current_display, f->display.x->normal_gc, |
4493 | f->display.x->font->fid); | |
4494 | XSetFont (x_current_display, f->display.x->reverse_gc, | |
4495 | f->display.x->font->fid); | |
4496 | XSetFont (x_current_display, f->display.x->cursor_gc, | |
4497 | f->display.x->font->fid); | |
4498 | ||
bc20ebbf | 4499 | x_set_window_size (f, 0, f->width, f->height); |
dc6f92b8 JB |
4500 | } |
4501 | ||
b5cf7a0e | 4502 | { |
abdda982 | 4503 | Lisp_Object lispy_name; |
b5cf7a0e | 4504 | |
abdda982 | 4505 | lispy_name = build_string (fontname); |
b5cf7a0e | 4506 | |
2224a5fc | 4507 | /* Free the information from XListFonts. The data |
b5cf7a0e | 4508 | we actually retain comes from XLoadQueryFont. */ |
2224a5fc | 4509 | XFreeFontNames (font_names); |
b5cf7a0e JB |
4510 | |
4511 | return lispy_name; | |
4512 | } | |
dc6f92b8 | 4513 | } |
c118dd06 | 4514 | #else /* ! defined (HAVE_X11) */ |
f676886a JB |
4515 | x_new_font (f, newname) |
4516 | struct frame *f; | |
dc6f92b8 JB |
4517 | register char *newname; |
4518 | { | |
4519 | FONT_TYPE *temp; | |
4520 | int mask; | |
4521 | ||
4522 | temp = XGetFont (newname); | |
4523 | if (temp == (FONT_TYPE *) 0) | |
4524 | return 1; | |
4525 | ||
f676886a JB |
4526 | if (f->display.x->font) |
4527 | XLoseFont (f->display.x->font); | |
dc6f92b8 | 4528 | |
f676886a | 4529 | f->display.x->font = temp; |
dc6f92b8 | 4530 | |
c118dd06 | 4531 | if (FRAME_X_WINDOW (f) != 0) |
bc20ebbf | 4532 | x_set_window_size (f, 0, f->width, f->height); |
dc6f92b8 JB |
4533 | |
4534 | return 0; | |
4535 | } | |
c118dd06 | 4536 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 4537 | \f |
f676886a JB |
4538 | x_calc_absolute_position (f) |
4539 | struct frame *f; | |
dc6f92b8 JB |
4540 | { |
4541 | #ifdef HAVE_X11 | |
6dba1858 RS |
4542 | Window win, child; |
4543 | int win_x = 0, win_y = 0; | |
4544 | ||
4545 | /* Find the position of the outside upper-left corner of | |
4546 | the inner window, with respect to the outer window. */ | |
4547 | if (f->display.x->parent_desc != ROOT_WINDOW) | |
4548 | { | |
4549 | BLOCK_INPUT; | |
4550 | XTranslateCoordinates (x_current_display, | |
4551 | ||
4552 | /* From-window, to-window. */ | |
4553 | f->display.x->window_desc, | |
4554 | f->display.x->parent_desc, | |
4555 | ||
4556 | /* From-position, to-position. */ | |
4557 | 0, 0, &win_x, &win_y, | |
4558 | ||
4559 | /* Child of win. */ | |
4560 | &child); | |
4561 | UNBLOCK_INPUT; | |
4562 | } | |
4563 | ||
4564 | /* Treat negative positions as relative to the leftmost bottommost | |
4565 | position that fits on the screen. */ | |
f676886a | 4566 | if (f->display.x->left_pos < 0) |
31ea78fd | 4567 | f->display.x->left_pos = (x_screen_width |
69388238 | 4568 | - 2 * f->display.x->border_width - win_x |
31ea78fd JB |
4569 | - PIXEL_WIDTH (f) |
4570 | + f->display.x->left_pos); | |
dc6f92b8 | 4571 | |
f676886a | 4572 | if (f->display.x->top_pos < 0) |
31ea78fd | 4573 | f->display.x->top_pos = (x_screen_height |
69388238 | 4574 | - 2 * f->display.x->border_width - win_y |
31ea78fd JB |
4575 | - PIXEL_HEIGHT (f) |
4576 | + f->display.x->top_pos); | |
6dba1858 | 4577 | |
c118dd06 | 4578 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4579 | WINDOWINFO_TYPE parentinfo; |
4580 | ||
c118dd06 | 4581 | XGetWindowInfo (FRAME_X_WINDOW (f), &parentinfo); |
dc6f92b8 | 4582 | |
f676886a JB |
4583 | if (f->display.x->left_pos < 0) |
4584 | f->display.x->left_pos = parentinfo.width + (f->display.x->left_pos + 1) | |
4585 | - PIXEL_WIDTH (f) - 2 * f->display.x->internal_border_width; | |
dc6f92b8 | 4586 | |
f676886a JB |
4587 | if (f->display.x->top_pos < 0) |
4588 | f->display.x->top_pos = parentinfo.height + (f->display.x->top_pos + 1) | |
4589 | - PIXEL_HEIGHT (f) - 2 * f->display.x->internal_border_width; | |
c118dd06 | 4590 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4591 | } |
4592 | ||
f676886a JB |
4593 | x_set_offset (f, xoff, yoff) |
4594 | struct frame *f; | |
dc6f92b8 JB |
4595 | register int xoff, yoff; |
4596 | { | |
f676886a JB |
4597 | f->display.x->top_pos = yoff; |
4598 | f->display.x->left_pos = xoff; | |
4599 | x_calc_absolute_position (f); | |
dc6f92b8 JB |
4600 | |
4601 | BLOCK_INPUT; | |
3afe33e7 RS |
4602 | #ifdef USE_X_TOOLKIT |
4603 | XMoveWindow (XDISPLAY XtWindow (f->display.x->widget), | |
4604 | f->display.x->left_pos, f->display.x->top_pos); | |
4605 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4606 | XMoveWindow (XDISPLAY FRAME_X_WINDOW (f), |
f676886a | 4607 | f->display.x->left_pos, f->display.x->top_pos); |
3afe33e7 | 4608 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 4609 | #ifdef HAVE_X11 |
bc20ebbf | 4610 | x_wm_set_size_hint (f, 0, 1, xoff, yoff); |
c118dd06 | 4611 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4612 | UNBLOCK_INPUT; |
4613 | } | |
4614 | ||
bc20ebbf FP |
4615 | /* Call this to change the size of frame F's x-window. |
4616 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
4617 | for this size change and subsequent size changes. | |
4618 | Otherwise we leave the window gravity unchanged. */ | |
dc6f92b8 | 4619 | |
bc20ebbf | 4620 | x_set_window_size (f, change_gravity, cols, rows) |
f676886a | 4621 | struct frame *f; |
bc20ebbf | 4622 | int change_gravity; |
b1c884c3 | 4623 | int cols, rows; |
dc6f92b8 JB |
4624 | { |
4625 | int pixelwidth, pixelheight; | |
4626 | int mask; | |
dc6f92b8 | 4627 | |
80fd1fe2 FP |
4628 | #ifdef USE_X_TOOLKIT |
4629 | BLOCK_INPUT; | |
4630 | EmacsFrameSetCharSize (f->display.x->edit_widget, cols, rows); | |
4631 | UNBLOCK_INPUT; | |
4632 | ||
4633 | #else /* not USE_X_TOOLKIT */ | |
4634 | ||
dc6f92b8 JB |
4635 | BLOCK_INPUT; |
4636 | ||
b1c884c3 | 4637 | check_frame_size (f, &rows, &cols); |
6dba1858 RS |
4638 | f->display.x->vertical_scroll_bar_extra |
4639 | = (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
4640 | ? VERTICAL_SCROLL_BAR_PIXEL_WIDTH (f) | |
4641 | : 0); | |
f451eb13 JB |
4642 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
4643 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
dc6f92b8 JB |
4644 | |
4645 | #ifdef HAVE_X11 | |
bc20ebbf | 4646 | x_wm_set_size_hint (f, 0, change_gravity, 0, 0); |
c118dd06 JB |
4647 | #endif /* ! defined (HAVE_X11) */ |
4648 | XChangeWindowSize (FRAME_X_WINDOW (f), pixelwidth, pixelheight); | |
b1c884c3 JB |
4649 | |
4650 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
4651 | but the window manager will get around to dealing with the size | |
4652 | change request eventually, and we'll hear how it went when the | |
dbc4e1c1 JB |
4653 | ConfigureNotify event gets here. |
4654 | ||
4655 | We could just not bother storing any of this information here, | |
4656 | and let the ConfigureNotify event set everything up, but that | |
4657 | might be kind of confusing to the lisp code, since size changes | |
4658 | wouldn't be reported in the frame parameters until some random | |
4659 | point in the future when the ConfigureNotify event arrives. */ | |
8922af5f | 4660 | change_frame_size (f, rows, cols, 0, 0); |
b1c884c3 JB |
4661 | PIXEL_WIDTH (f) = pixelwidth; |
4662 | PIXEL_HEIGHT (f) = pixelheight; | |
4663 | ||
dbc4e1c1 JB |
4664 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
4665 | receive in the ConfigureNotify event; if we get what we asked | |
4666 | for, then the event won't cause the screen to become garbaged, so | |
4667 | we have to make sure to do it here. */ | |
4668 | SET_FRAME_GARBAGED (f); | |
4669 | ||
dc6f92b8 JB |
4670 | XFlushQueue (); |
4671 | UNBLOCK_INPUT; | |
80fd1fe2 | 4672 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
4673 | } |
4674 | ||
4675 | #ifndef HAVE_X11 | |
f676886a JB |
4676 | x_set_resize_hint (f) |
4677 | struct frame *f; | |
dc6f92b8 | 4678 | { |
12ba150f JB |
4679 | XSetResizeHint (FRAME_X_WINDOW (f), |
4680 | 2 * f->display.x->internal_border_width, | |
f676886a | 4681 | 2 * f->display.x->internal_border_width, |
12ba150f JB |
4682 | FONT_WIDTH (f->display.x->font), |
4683 | FONT_HEIGHT (f->display.x->font)); | |
dc6f92b8 | 4684 | } |
c118dd06 | 4685 | #endif /* HAVE_X11 */ |
dc6f92b8 | 4686 | \f |
f451eb13 | 4687 | /* Mouse warping, focus shifting, raising and lowering. */ |
dc6f92b8 | 4688 | |
f676886a JB |
4689 | x_set_mouse_position (f, x, y) |
4690 | struct frame *f; | |
dc6f92b8 JB |
4691 | int x, y; |
4692 | { | |
4693 | int pix_x, pix_y; | |
4694 | ||
4466efa5 | 4695 | #if 0 /* Let the user ask for this if he wants it. */ |
f676886a | 4696 | x_raise_frame (f); |
4466efa5 | 4697 | #endif |
dc6f92b8 | 4698 | |
12ba150f JB |
4699 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->display.x->font) / 2; |
4700 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + FONT_HEIGHT (f->display.x->font) / 2; | |
f451eb13 JB |
4701 | |
4702 | if (pix_x < 0) pix_x = 0; | |
4703 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
4704 | ||
4705 | if (pix_y < 0) pix_y = 0; | |
4706 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
dc6f92b8 JB |
4707 | |
4708 | BLOCK_INPUT; | |
dc6f92b8 | 4709 | |
c118dd06 | 4710 | XWarpMousePointer (FRAME_X_WINDOW (f), pix_x, pix_y); |
dc6f92b8 JB |
4711 | UNBLOCK_INPUT; |
4712 | } | |
4713 | ||
4714 | #ifdef HAVE_X11 | |
f676886a JB |
4715 | x_focus_on_frame (f) |
4716 | struct frame *f; | |
dc6f92b8 | 4717 | { |
1fb20991 | 4718 | #if 0 /* This proves to be unpleasant. */ |
f676886a | 4719 | x_raise_frame (f); |
1fb20991 | 4720 | #endif |
6d4238f3 JB |
4721 | #if 0 |
4722 | /* I don't think that the ICCCM allows programs to do things like this | |
4723 | without the interaction of the window manager. Whatever you end up | |
f676886a | 4724 | doing with this code, do it to x_unfocus_frame too. */ |
c118dd06 | 4725 | XSetInputFocus (x_current_display, FRAME_X_WINDOW (f), |
dc6f92b8 | 4726 | RevertToPointerRoot, CurrentTime); |
c118dd06 | 4727 | #endif /* ! 0 */ |
dc6f92b8 JB |
4728 | } |
4729 | ||
f676886a JB |
4730 | x_unfocus_frame (f) |
4731 | struct frame *f; | |
dc6f92b8 | 4732 | { |
6d4238f3 | 4733 | #if 0 |
f676886a JB |
4734 | /* Look at the remarks in x_focus_on_frame. */ |
4735 | if (x_focus_frame == f) | |
dc6f92b8 JB |
4736 | XSetInputFocus (x_current_display, PointerRoot, |
4737 | RevertToPointerRoot, CurrentTime); | |
c118dd06 | 4738 | #endif /* ! 0 */ |
dc6f92b8 JB |
4739 | } |
4740 | ||
c118dd06 | 4741 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 4742 | |
f676886a | 4743 | /* Raise frame F. */ |
dc6f92b8 | 4744 | |
f676886a JB |
4745 | x_raise_frame (f) |
4746 | struct frame *f; | |
dc6f92b8 | 4747 | { |
3a88c238 | 4748 | if (f->async_visible) |
dc6f92b8 JB |
4749 | { |
4750 | BLOCK_INPUT; | |
3afe33e7 RS |
4751 | #ifdef USE_X_TOOLKIT |
4752 | XRaiseWindow (XDISPLAY XtWindow (f->display.x->widget)); | |
4753 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4754 | XRaiseWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 4755 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
4756 | XFlushQueue (); |
4757 | UNBLOCK_INPUT; | |
4758 | } | |
4759 | } | |
4760 | ||
f676886a | 4761 | /* Lower frame F. */ |
dc6f92b8 | 4762 | |
f676886a JB |
4763 | x_lower_frame (f) |
4764 | struct frame *f; | |
dc6f92b8 | 4765 | { |
3a88c238 | 4766 | if (f->async_visible) |
dc6f92b8 JB |
4767 | { |
4768 | BLOCK_INPUT; | |
3afe33e7 RS |
4769 | #ifdef USE_X_TOOLKIT |
4770 | XLowerWindow (XDISPLAY XtWindow (f->display.x->widget)); | |
4771 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4772 | XLowerWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 4773 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
4774 | XFlushQueue (); |
4775 | UNBLOCK_INPUT; | |
4776 | } | |
4777 | } | |
4778 | ||
dbc4e1c1 JB |
4779 | static void |
4780 | XTframe_raise_lower (f, raise) | |
4781 | FRAME_PTR f; | |
4782 | int raise; | |
4783 | { | |
4784 | if (raise) | |
4785 | x_raise_frame (f); | |
4786 | else | |
4787 | x_lower_frame (f); | |
4788 | } | |
4789 | ||
4790 | ||
dc6f92b8 JB |
4791 | /* Change from withdrawn state to mapped state. */ |
4792 | ||
f676886a JB |
4793 | x_make_frame_visible (f) |
4794 | struct frame *f; | |
dc6f92b8 JB |
4795 | { |
4796 | int mask; | |
4797 | ||
dc6f92b8 | 4798 | BLOCK_INPUT; |
dc6f92b8 | 4799 | |
f676886a | 4800 | if (! FRAME_VISIBLE_P (f)) |
90e65f07 JB |
4801 | { |
4802 | #ifdef HAVE_X11 | |
4803 | if (! EQ (Vx_no_window_manager, Qt)) | |
f676886a | 4804 | x_wm_set_window_state (f, NormalState); |
3afe33e7 RS |
4805 | #ifdef USE_X_TOOLKIT |
4806 | XtPopup (f->display.x->widget, XtGrabNone); | |
4807 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4808 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); |
3afe33e7 | 4809 | #endif /* not USE_X_TOOLKIT */ |
ab648270 | 4810 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) |
c118dd06 JB |
4811 | XMapSubwindows (x_current_display, FRAME_X_WINDOW (f)); |
4812 | #else /* ! defined (HAVE_X11) */ | |
4813 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
f676886a JB |
4814 | if (f->display.x->icon_desc != 0) |
4815 | XUnmapWindow (f->display.x->icon_desc); | |
dc6f92b8 | 4816 | |
90e65f07 | 4817 | /* Handled by the MapNotify event for X11 */ |
3a88c238 JB |
4818 | f->async_visible = 1; |
4819 | f->async_iconified = 0; | |
dc6f92b8 | 4820 | |
f676886a | 4821 | /* NOTE: this may cause problems for the first frame. */ |
90e65f07 | 4822 | XTcursor_to (0, 0); |
c118dd06 | 4823 | #endif /* ! defined (HAVE_X11) */ |
90e65f07 | 4824 | } |
dc6f92b8 | 4825 | |
dc6f92b8 | 4826 | XFlushQueue (); |
90e65f07 | 4827 | |
dc6f92b8 JB |
4828 | UNBLOCK_INPUT; |
4829 | } | |
4830 | ||
4831 | /* Change from mapped state to withdrawn state. */ | |
4832 | ||
f676886a JB |
4833 | x_make_frame_invisible (f) |
4834 | struct frame *f; | |
dc6f92b8 JB |
4835 | { |
4836 | int mask; | |
4837 | ||
9319ae23 RS |
4838 | /* Don't keep the highlight on an invisible frame. */ |
4839 | if (x_highlight_frame == f) | |
4840 | x_highlight_frame = 0; | |
4841 | ||
4842 | if (! f->async_visible && ! f->async_iconified) | |
dc6f92b8 JB |
4843 | return; |
4844 | ||
4845 | BLOCK_INPUT; | |
c118dd06 JB |
4846 | |
4847 | #ifdef HAVE_X11R4 | |
4848 | ||
bc20ebbf FP |
4849 | #ifdef USE_X_TOOLKIT |
4850 | if (! XWithdrawWindow (x_current_display, XtWindow (f->display.x->widget), | |
4851 | DefaultScreen (x_current_display))) | |
4852 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 JB |
4853 | if (! XWithdrawWindow (x_current_display, FRAME_X_WINDOW (f), |
4854 | DefaultScreen (x_current_display))) | |
bc20ebbf | 4855 | #endif /* not USE_X_TOOLKIT */ |
c118dd06 JB |
4856 | { |
4857 | UNBLOCK_INPUT_RESIGNAL; | |
eb8c3be9 | 4858 | error ("can't notify window manager of window withdrawal"); |
c118dd06 JB |
4859 | } |
4860 | ||
4861 | #else /* ! defined (HAVE_X11R4) */ | |
dc6f92b8 | 4862 | #ifdef HAVE_X11 |
16bd92ea | 4863 | |
c118dd06 | 4864 | /* Tell the window manager what we're going to do. */ |
dc6f92b8 JB |
4865 | if (! EQ (Vx_no_window_manager, Qt)) |
4866 | { | |
16bd92ea | 4867 | XEvent unmap; |
dc6f92b8 | 4868 | |
16bd92ea | 4869 | unmap.xunmap.type = UnmapNotify; |
bc20ebbf FP |
4870 | #ifdef USE_X_TOOLKIT |
4871 | unmap.xunmap.window = XtWindow (f->display.x->widget); | |
4872 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4873 | unmap.xunmap.window = FRAME_X_WINDOW (f); |
bc20ebbf | 4874 | #endif /* not USE_X_TOOLKIT */ |
16bd92ea JB |
4875 | unmap.xunmap.event = DefaultRootWindow (x_current_display); |
4876 | unmap.xunmap.from_configure = False; | |
4877 | if (! XSendEvent (x_current_display, | |
4878 | DefaultRootWindow (x_current_display), | |
4879 | False, | |
4880 | SubstructureRedirectMask|SubstructureNotifyMask, | |
4881 | &unmap)) | |
4882 | { | |
4883 | UNBLOCK_INPUT_RESIGNAL; | |
4884 | error ("can't notify window manager of withdrawal"); | |
4885 | } | |
dc6f92b8 JB |
4886 | } |
4887 | ||
16bd92ea | 4888 | /* Unmap the window ourselves. Cheeky! */ |
bc20ebbf FP |
4889 | #ifdef USE_X_TOOLKIT |
4890 | XUnmapWindow (x_current_display, XtWindow (f->display.x->widget)); | |
4891 | #else /* not USE_X_TOOLKIT */ | |
c118dd06 | 4892 | XUnmapWindow (x_current_display, FRAME_X_WINDOW (f)); |
bc20ebbf | 4893 | #endif /* not USE_X_TOOLKIT */ |
c118dd06 | 4894 | #else /* ! defined (HAVE_X11) */ |
dc6f92b8 | 4895 | |
c118dd06 | 4896 | XUnmapWindow (FRAME_X_WINDOW (f)); |
3a88c238 | 4897 | f->async_visible = 0; /* Handled by the UnMap event for X11 */ |
f676886a | 4898 | if (f->display.x->icon_desc != 0) |
c118dd06 JB |
4899 | XUnmapWindow (f->display.x->icon_desc); |
4900 | ||
4901 | #endif /* ! defined (HAVE_X11) */ | |
4902 | #endif /* ! defined (HAVE_X11R4) */ | |
dc6f92b8 JB |
4903 | |
4904 | XFlushQueue (); | |
4905 | UNBLOCK_INPUT; | |
4906 | } | |
4907 | ||
dc6f92b8 JB |
4908 | /* Change window state from mapped to iconified. */ |
4909 | ||
f676886a JB |
4910 | x_iconify_frame (f) |
4911 | struct frame *f; | |
dc6f92b8 JB |
4912 | { |
4913 | int mask; | |
3afe33e7 | 4914 | int result; |
dc6f92b8 | 4915 | |
9319ae23 RS |
4916 | /* Don't keep the highlight on an invisible frame. */ |
4917 | if (x_highlight_frame == f) | |
4918 | x_highlight_frame = 0; | |
4919 | ||
3a88c238 | 4920 | if (f->async_iconified) |
dc6f92b8 JB |
4921 | return; |
4922 | ||
3afe33e7 RS |
4923 | #ifdef USE_X_TOOLKIT |
4924 | BLOCK_INPUT; | |
4925 | result = XIconifyWindow (x_current_display, | |
bc20ebbf | 4926 | XtWindow (f->display.x->widget), |
3afe33e7 RS |
4927 | DefaultScreen (x_current_display)); |
4928 | UNBLOCK_INPUT; | |
4929 | ||
4930 | if (!result) | |
4931 | error ("Can't notify window manager of iconification."); | |
4932 | ||
4933 | f->async_iconified = 1; | |
8c002a25 KH |
4934 | |
4935 | BLOCK_INPUT; | |
4936 | XFlushQueue (); | |
4937 | UNBLOCK_INPUT; | |
3afe33e7 RS |
4938 | #else /* not USE_X_TOOLKIT */ |
4939 | ||
dc6f92b8 JB |
4940 | BLOCK_INPUT; |
4941 | ||
4942 | #ifdef HAVE_X11 | |
16bd92ea JB |
4943 | /* Since we don't know which revision of X we're running, we'll use both |
4944 | the X11R3 and X11R4 techniques. I don't know if this is a good idea. */ | |
4945 | ||
4946 | /* X11R4: send a ClientMessage to the window manager using the | |
4947 | WM_CHANGE_STATE type. */ | |
4948 | { | |
4949 | XEvent message; | |
4950 | ||
c118dd06 | 4951 | message.xclient.window = FRAME_X_WINDOW (f); |
16bd92ea JB |
4952 | message.xclient.type = ClientMessage; |
4953 | message.xclient.message_type = Xatom_wm_change_state; | |
4954 | message.xclient.format = 32; | |
4955 | message.xclient.data.l[0] = IconicState; | |
4956 | ||
4957 | if (! XSendEvent (x_current_display, | |
4958 | DefaultRootWindow (x_current_display), | |
4959 | False, | |
4960 | SubstructureRedirectMask | SubstructureNotifyMask, | |
4961 | &message)) | |
dc6f92b8 JB |
4962 | { |
4963 | UNBLOCK_INPUT_RESIGNAL; | |
4964 | error ("Can't notify window manager of iconification."); | |
4965 | } | |
16bd92ea | 4966 | } |
dc6f92b8 | 4967 | |
16bd92ea JB |
4968 | /* X11R3: set the initial_state field of the window manager hints to |
4969 | IconicState. */ | |
4970 | x_wm_set_window_state (f, IconicState); | |
dc6f92b8 | 4971 | |
a9c00105 RS |
4972 | if (!FRAME_VISIBLE_P (f)) |
4973 | { | |
4974 | /* If the frame was withdrawn, before, we must map it. */ | |
4975 | XMapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
4976 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
4977 | XMapSubwindows (x_current_display, FRAME_X_WINDOW (f)); | |
4978 | } | |
4979 | ||
3a88c238 | 4980 | f->async_iconified = 1; |
c118dd06 JB |
4981 | #else /* ! defined (HAVE_X11) */ |
4982 | XUnmapWindow (XDISPLAY FRAME_X_WINDOW (f)); | |
dc6f92b8 | 4983 | |
3a88c238 | 4984 | f->async_visible = 0; /* Handled in the UnMap event for X11. */ |
f676886a | 4985 | if (f->display.x->icon_desc != 0) |
dc6f92b8 | 4986 | { |
f676886a JB |
4987 | XMapWindow (XDISPLAY f->display.x->icon_desc); |
4988 | refreshicon (f); | |
dc6f92b8 | 4989 | } |
c118dd06 | 4990 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 JB |
4991 | |
4992 | XFlushQueue (); | |
4993 | UNBLOCK_INPUT; | |
8c002a25 | 4994 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 JB |
4995 | } |
4996 | ||
c0ff3fab | 4997 | /* Destroy the X window of frame F. */ |
dc6f92b8 | 4998 | |
c0ff3fab | 4999 | x_destroy_window (f) |
f676886a | 5000 | struct frame *f; |
dc6f92b8 | 5001 | { |
dc6f92b8 | 5002 | BLOCK_INPUT; |
c0ff3fab JB |
5003 | |
5004 | if (f->display.x->icon_desc != 0) | |
5005 | XDestroyWindow (XDISPLAY f->display.x->icon_desc); | |
5006 | XDestroyWindow (XDISPLAY f->display.x->window_desc); | |
3afe33e7 RS |
5007 | #ifdef USE_X_TOOLKIT |
5008 | XtDestroyWidget (f->display.x->widget); | |
9d7e2e3e | 5009 | free_frame_menubar (f); |
3afe33e7 RS |
5010 | #endif /* USE_X_TOOLKIT */ |
5011 | ||
07e34cb0 | 5012 | free_frame_faces (f); |
dc6f92b8 | 5013 | XFlushQueue (); |
dc6f92b8 | 5014 | |
9ac0d9e0 | 5015 | xfree (f->display.x); |
c0ff3fab | 5016 | f->display.x = 0; |
f676886a JB |
5017 | if (f == x_focus_frame) |
5018 | x_focus_frame = 0; | |
5019 | if (f == x_highlight_frame) | |
5020 | x_highlight_frame = 0; | |
c0ff3fab JB |
5021 | |
5022 | UNBLOCK_INPUT; | |
dc6f92b8 JB |
5023 | } |
5024 | \f | |
f451eb13 JB |
5025 | /* Manage event queues for X10. */ |
5026 | ||
dc6f92b8 JB |
5027 | #ifndef HAVE_X11 |
5028 | ||
5029 | /* Manage event queues. | |
5030 | ||
5031 | This code is only used by the X10 support. | |
5032 | ||
5033 | We cannot leave events in the X queue and get them when we are ready | |
5034 | because X does not provide a subroutine to get only a certain kind | |
5035 | of event but not block if there are no queued events of that kind. | |
5036 | ||
5037 | Therefore, we must examine events as they come in and copy events | |
5038 | of certain kinds into our private queues. | |
5039 | ||
5040 | All ExposeRegion events are put in x_expose_queue. | |
69388238 | 5041 | All ButtonPress and ButtonRelease events are put in x_mouse_queue. */ |
dc6f92b8 JB |
5042 | |
5043 | ||
5044 | /* Write the event *P_XREP into the event queue *QUEUE. | |
5045 | If the queue is full, do nothing, but return nonzero. */ | |
5046 | ||
5047 | int | |
5048 | enqueue_event (p_xrep, queue) | |
5049 | register XEvent *p_xrep; | |
5050 | register struct event_queue *queue; | |
5051 | { | |
5052 | int newindex = queue->windex + 1; | |
5053 | if (newindex == EVENT_BUFFER_SIZE) | |
5054 | newindex = 0; | |
5055 | if (newindex == queue->rindex) | |
5056 | return -1; | |
5057 | queue->xrep[queue->windex] = *p_xrep; | |
5058 | queue->windex = newindex; | |
5059 | return 0; | |
5060 | } | |
5061 | ||
5062 | /* Fetch the next event from queue *QUEUE and store it in *P_XREP. | |
5063 | If *QUEUE is empty, do nothing and return 0. */ | |
5064 | ||
5065 | int | |
5066 | dequeue_event (p_xrep, queue) | |
5067 | register XEvent *p_xrep; | |
5068 | register struct event_queue *queue; | |
5069 | { | |
5070 | if (queue->windex == queue->rindex) | |
5071 | return 0; | |
5072 | *p_xrep = queue->xrep[queue->rindex++]; | |
5073 | if (queue->rindex == EVENT_BUFFER_SIZE) | |
5074 | queue->rindex = 0; | |
5075 | return 1; | |
5076 | } | |
5077 | ||
5078 | /* Return the number of events buffered in *QUEUE. */ | |
5079 | ||
5080 | int | |
5081 | queue_event_count (queue) | |
5082 | register struct event_queue *queue; | |
5083 | { | |
5084 | int tem = queue->windex - queue->rindex; | |
5085 | if (tem >= 0) | |
5086 | return tem; | |
5087 | return EVENT_BUFFER_SIZE + tem; | |
5088 | } | |
5089 | ||
5090 | /* Return nonzero if mouse input is pending. */ | |
5091 | ||
5092 | int | |
5093 | mouse_event_pending_p () | |
5094 | { | |
5095 | return queue_event_count (&x_mouse_queue); | |
5096 | } | |
c118dd06 | 5097 | #endif /* HAVE_X11 */ |
dc6f92b8 | 5098 | \f |
f451eb13 JB |
5099 | /* Setting window manager hints. */ |
5100 | ||
dc6f92b8 JB |
5101 | #ifdef HAVE_X11 |
5102 | ||
bc20ebbf FP |
5103 | /* Record the gravity used previously, in case CHANGE_GRAVITY is 0. */ |
5104 | static int previous_gravity; | |
5105 | ||
6dba1858 | 5106 | /* SPEC_X and SPEC_Y are the specified positions. |
bc20ebbf FP |
5107 | We look only at their sign, to decide the gravity. |
5108 | If CHANGE_GRAVITY is 0, we ignore SPEC_X and SPEC_Y | |
5109 | and leave the gravity unchanged. */ | |
6dba1858 | 5110 | |
bc20ebbf | 5111 | x_wm_set_size_hint (f, prompting, change_gravity, spec_x, spec_y) |
f676886a | 5112 | struct frame *f; |
dc6f92b8 | 5113 | long prompting; |
bc20ebbf | 5114 | int change_gravity; |
6dba1858 | 5115 | int spec_x, spec_y; |
dc6f92b8 JB |
5116 | { |
5117 | XSizeHints size_hints; | |
3afe33e7 RS |
5118 | |
5119 | #ifdef USE_X_TOOLKIT | |
bc20ebbf | 5120 | Window window = XtWindow (f->display.x->widget); |
3afe33e7 | 5121 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5122 | Window window = FRAME_X_WINDOW (f); |
3afe33e7 | 5123 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5124 | |
f7f79491 | 5125 | size_hints.flags = PResizeInc | PMinSize /* | PMaxSize */; |
dc6f92b8 | 5126 | |
f676886a JB |
5127 | flexlines = f->height; |
5128 | ||
5129 | size_hints.x = f->display.x->left_pos; | |
5130 | size_hints.y = f->display.x->top_pos; | |
5131 | size_hints.height = PIXEL_HEIGHT (f); | |
5132 | size_hints.width = PIXEL_WIDTH (f); | |
5133 | size_hints.width_inc = FONT_WIDTH (f->display.x->font); | |
5134 | size_hints.height_inc = FONT_HEIGHT (f->display.x->font); | |
f7f79491 | 5135 | #if 0 |
12ba150f JB |
5136 | size_hints.max_width = x_screen_width - CHAR_TO_PIXEL_WIDTH (f, 0); |
5137 | size_hints.max_height = x_screen_height - CHAR_TO_PIXEL_HEIGHT (f, 0); | |
f7f79491 | 5138 | #endif |
b1c884c3 | 5139 | { |
b0342f17 JB |
5140 | int base_width, base_height; |
5141 | ||
f451eb13 JB |
5142 | base_width = CHAR_TO_PIXEL_WIDTH (f, 0); |
5143 | base_height = CHAR_TO_PIXEL_HEIGHT (f, 0); | |
b0342f17 JB |
5144 | |
5145 | { | |
5146 | int min_rows = 0, min_cols = 0; | |
5147 | check_frame_size (f, &min_rows, &min_cols); | |
5148 | ||
5149 | /* The window manager uses the base width hints to calculate the | |
5150 | current number of rows and columns in the frame while | |
5151 | resizing; min_width and min_height aren't useful for this | |
5152 | purpose, since they might not give the dimensions for a | |
5153 | zero-row, zero-column frame. | |
5154 | ||
5155 | We use the base_width and base_height members if we have | |
5156 | them; otherwise, we set the min_width and min_height members | |
5157 | to the size for a zero x zero frame. */ | |
5158 | ||
5159 | #ifdef HAVE_X11R4 | |
5160 | size_hints.flags |= PBaseSize; | |
5161 | size_hints.base_width = base_width; | |
5162 | size_hints.base_height = base_height; | |
5163 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
5164 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
5165 | #else | |
5166 | size_hints.min_width = base_width; | |
5167 | size_hints.min_height = base_height; | |
5168 | #endif | |
5169 | } | |
b1c884c3 | 5170 | |
b1c884c3 | 5171 | } |
dc6f92b8 JB |
5172 | |
5173 | if (prompting) | |
5174 | size_hints.flags |= prompting; | |
5175 | else | |
5176 | { | |
5177 | XSizeHints hints; /* Sometimes I hate X Windows... */ | |
5178 | ||
82ee0df4 RS |
5179 | if (XGetNormalHints (x_current_display, window, &hints) == 0) |
5180 | hints.flags = 0; | |
dc6f92b8 JB |
5181 | if (hints.flags & PSize) |
5182 | size_hints.flags |= PSize; | |
5183 | if (hints.flags & PPosition) | |
5184 | size_hints.flags |= PPosition; | |
5185 | if (hints.flags & USPosition) | |
5186 | size_hints.flags |= USPosition; | |
5187 | if (hints.flags & USSize) | |
5188 | size_hints.flags |= USSize; | |
5189 | } | |
2554751d | 5190 | #if defined (PWinGravity) |
bc20ebbf | 5191 | if (change_gravity) |
6dba1858 | 5192 | { |
bc20ebbf FP |
5193 | switch (((spec_x < 0) << 1) + (spec_y < 0)) |
5194 | { | |
5195 | case 0: | |
5196 | size_hints.win_gravity = NorthWestGravity; | |
5197 | break; | |
5198 | case 1: | |
5199 | size_hints.win_gravity = NorthEastGravity; | |
5200 | break; | |
5201 | case 2: | |
5202 | size_hints.win_gravity = SouthWestGravity; | |
5203 | break; | |
5204 | case 3: | |
5205 | size_hints.win_gravity = SouthEastGravity; | |
5206 | break; | |
5207 | } | |
5208 | previous_gravity = size_hints.win_gravity; | |
6dba1858 | 5209 | } |
bc20ebbf FP |
5210 | else |
5211 | size_hints.win_gravity = previous_gravity; | |
5212 | ||
6dba1858 | 5213 | size_hints.flags |= PWinGravity; |
2554751d | 5214 | #endif /* PWinGravity */ |
6dba1858 | 5215 | |
b0342f17 JB |
5216 | #ifdef HAVE_X11R4 |
5217 | XSetWMNormalHints (x_current_display, window, &size_hints); | |
5218 | #else | |
dc6f92b8 | 5219 | XSetNormalHints (x_current_display, window, &size_hints); |
b0342f17 | 5220 | #endif |
dc6f92b8 JB |
5221 | } |
5222 | ||
5223 | /* Used for IconicState or NormalState */ | |
f676886a JB |
5224 | x_wm_set_window_state (f, state) |
5225 | struct frame *f; | |
dc6f92b8 JB |
5226 | int state; |
5227 | { | |
3afe33e7 | 5228 | #ifdef USE_X_TOOLKIT |
bc20ebbf | 5229 | Window window = XtWindow (f->display.x->widget); |
3afe33e7 | 5230 | #else /* not USE_X_TOOLKIT */ |
c118dd06 | 5231 | Window window = FRAME_X_WINDOW (f); |
3afe33e7 | 5232 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5233 | |
16bd92ea JB |
5234 | f->display.x->wm_hints.flags |= StateHint; |
5235 | f->display.x->wm_hints.initial_state = state; | |
b1c884c3 | 5236 | |
16bd92ea | 5237 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5238 | } |
5239 | ||
f676886a JB |
5240 | x_wm_set_icon_pixmap (f, icon_pixmap) |
5241 | struct frame *f; | |
dc6f92b8 JB |
5242 | Pixmap icon_pixmap; |
5243 | { | |
c118dd06 | 5244 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 5245 | |
dbc4e1c1 JB |
5246 | if (icon_pixmap) |
5247 | { | |
5248 | f->display.x->wm_hints.icon_pixmap = icon_pixmap; | |
5249 | f->display.x->wm_hints.flags |= IconPixmapHint; | |
5250 | } | |
5251 | else | |
5252 | f->display.x->wm_hints.flags &= ~IconPixmapHint; | |
b1c884c3 | 5253 | |
16bd92ea | 5254 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5255 | } |
5256 | ||
f676886a JB |
5257 | x_wm_set_icon_position (f, icon_x, icon_y) |
5258 | struct frame *f; | |
dc6f92b8 JB |
5259 | int icon_x, icon_y; |
5260 | { | |
c118dd06 | 5261 | Window window = FRAME_X_WINDOW (f); |
dc6f92b8 | 5262 | |
16bd92ea JB |
5263 | f->display.x->wm_hints.flags |= IconPositionHint; |
5264 | f->display.x->wm_hints.icon_x = icon_x; | |
5265 | f->display.x->wm_hints.icon_y = icon_y; | |
b1c884c3 | 5266 | |
16bd92ea | 5267 | XSetWMHints (x_current_display, window, &f->display.x->wm_hints); |
dc6f92b8 JB |
5268 | } |
5269 | ||
5270 | \f | |
f451eb13 JB |
5271 | /* Initialization. */ |
5272 | ||
3afe33e7 RS |
5273 | #ifdef USE_X_TOOLKIT |
5274 | static XrmOptionDescRec emacs_options[] = { | |
5275 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
5276 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
5277 | ||
5278 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
5279 | XrmoptionSepArg, NULL}, | |
5280 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
5281 | ||
5282 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5283 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5284 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
5285 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5286 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
5287 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
5288 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
5289 | }; | |
5290 | #endif /* USE_X_TOOLKIT */ | |
5291 | ||
dc6f92b8 JB |
5292 | void |
5293 | x_term_init (display_name) | |
5294 | char *display_name; | |
5295 | { | |
f676886a | 5296 | Lisp_Object frame; |
dc6f92b8 | 5297 | char *defaultvalue; |
3afe33e7 RS |
5298 | int argc = 0; |
5299 | char** argv = 0; | |
041b69ac | 5300 | #ifndef F_SETOWN_BUG |
dc6f92b8 JB |
5301 | #ifdef F_SETOWN |
5302 | extern int old_fcntl_owner; | |
c118dd06 | 5303 | #endif /* ! defined (F_SETOWN) */ |
041b69ac | 5304 | #endif /* F_SETOWN_BUG */ |
6d4238f3 | 5305 | |
f676886a | 5306 | x_focus_frame = x_highlight_frame = 0; |
dc6f92b8 | 5307 | |
3afe33e7 | 5308 | #ifdef USE_X_TOOLKIT |
5c94b90b | 5309 | argv = (char **) XtMalloc (3 * sizeof (char *)); |
3afe33e7 RS |
5310 | argv [0] = ""; |
5311 | argv [1] = "-display"; | |
5312 | argv [2] = display_name; | |
5313 | argc = 3; | |
5314 | Xt_app_shell = XtAppInitialize (&Xt_app_con, "Emacs", | |
bc20ebbf | 5315 | emacs_options, XtNumber (emacs_options), |
3afe33e7 RS |
5316 | &argc, argv, |
5317 | NULL, NULL, 0); | |
5318 | XtFree (argv); | |
5319 | x_current_display = XtDisplay (Xt_app_shell); | |
5320 | ||
5321 | #else /* not USE_X_TOOLKIT */ | |
dc6f92b8 | 5322 | x_current_display = XOpenDisplay (display_name); |
3afe33e7 | 5323 | #endif /* not USE_X_TOOLKIT */ |
dc6f92b8 | 5324 | if (x_current_display == 0) |
041b69ac JB |
5325 | fatal ("X server %s not responding.\n\ |
5326 | Check the DISPLAY environment variable or use \"-d\"\n", | |
dc6f92b8 JB |
5327 | display_name); |
5328 | ||
5329 | #ifdef HAVE_X11 | |
5330 | { | |
dc6f92b8 JB |
5331 | #if 0 |
5332 | XSetAfterFunction (x_current_display, x_trace_wire); | |
c118dd06 | 5333 | #endif /* ! 0 */ |
8c86eccd | 5334 | hostname = get_system_name (); |
59653951 | 5335 | x_id_name = (char *) xmalloc (XSTRING (Vinvocation_name)->size |
60fb3ee1 JB |
5336 | + strlen (hostname) |
5337 | + 2); | |
59653951 | 5338 | sprintf (x_id_name, "%s@%s", XSTRING (Vinvocation_name)->data, hostname); |
dc6f92b8 | 5339 | } |
28430d3c JB |
5340 | |
5341 | /* Figure out which modifier bits mean what. */ | |
5342 | x_find_modifier_meanings (); | |
f451eb13 | 5343 | |
ab648270 | 5344 | /* Get the scroll bar cursor. */ |
d56a553a RS |
5345 | x_vertical_scroll_bar_cursor |
5346 | = XCreateFontCursor (x_current_display, XC_sb_v_double_arrow); | |
f451eb13 | 5347 | |
d56a553a | 5348 | #if 0 |
28430d3c JB |
5349 | /* Watch for PropertyNotify events on the root window; we use them |
5350 | to figure out when to invalidate our cache of the cut buffers. */ | |
5351 | x_watch_cut_buffer_cache (); | |
d56a553a | 5352 | #endif |
28430d3c | 5353 | |
a4fc7360 | 5354 | if (ConnectionNumber (x_current_display) != 0) |
61c3ce62 RS |
5355 | change_keyboard_wait_descriptor (ConnectionNumber (x_current_display)); |
5356 | change_input_fd (ConnectionNumber (x_current_display)); | |
6d4238f3 | 5357 | |
c118dd06 | 5358 | #endif /* ! defined (HAVE_X11) */ |
dc6f92b8 | 5359 | |
041b69ac | 5360 | #ifndef F_SETOWN_BUG |
dc6f92b8 | 5361 | #ifdef F_SETOWN |
61c3ce62 | 5362 | old_fcntl_owner = fcntl (ConnectionNumber (x_current_display), F_GETOWN, 0); |
dc6f92b8 | 5363 | #ifdef F_SETOWN_SOCK_NEG |
61c3ce62 RS |
5364 | /* stdin is a socket here */ |
5365 | fcntl (ConnectionNumber (x_current_display), F_SETOWN, -getpid ()); | |
c118dd06 | 5366 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ |
61c3ce62 | 5367 | fcntl (ConnectionNumber (x_current_display), F_SETOWN, getpid ()); |
c118dd06 JB |
5368 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ |
5369 | #endif /* ! defined (F_SETOWN) */ | |
041b69ac | 5370 | #endif /* F_SETOWN_BUG */ |
dc6f92b8 JB |
5371 | |
5372 | #ifdef SIGIO | |
5373 | init_sigio (); | |
c118dd06 | 5374 | #endif /* ! defined (SIGIO) */ |
dc6f92b8 | 5375 | |
dc6f92b8 JB |
5376 | expose_all_windows = 0; |
5377 | ||
f676886a | 5378 | clear_frame_hook = XTclear_frame; |
dc6f92b8 JB |
5379 | clear_end_of_line_hook = XTclear_end_of_line; |
5380 | ins_del_lines_hook = XTins_del_lines; | |
5381 | change_line_highlight_hook = XTchange_line_highlight; | |
5382 | insert_glyphs_hook = XTinsert_glyphs; | |
5383 | write_glyphs_hook = XTwrite_glyphs; | |
5384 | delete_glyphs_hook = XTdelete_glyphs; | |
5385 | ring_bell_hook = XTring_bell; | |
5386 | reset_terminal_modes_hook = XTreset_terminal_modes; | |
5387 | set_terminal_modes_hook = XTset_terminal_modes; | |
5388 | update_begin_hook = XTupdate_begin; | |
5389 | update_end_hook = XTupdate_end; | |
5390 | set_terminal_window_hook = XTset_terminal_window; | |
5391 | read_socket_hook = XTread_socket; | |
5392 | cursor_to_hook = XTcursor_to; | |
5393 | reassert_line_highlight_hook = XTreassert_line_highlight; | |
90e65f07 | 5394 | mouse_position_hook = XTmouse_position; |
f451eb13 | 5395 | frame_rehighlight_hook = XTframe_rehighlight; |
dbc4e1c1 | 5396 | frame_raise_lower_hook = XTframe_raise_lower; |
ab648270 JB |
5397 | set_vertical_scroll_bar_hook = XTset_vertical_scroll_bar; |
5398 | condemn_scroll_bars_hook = XTcondemn_scroll_bars; | |
5399 | redeem_scroll_bar_hook = XTredeem_scroll_bar; | |
5400 | judge_scroll_bars_hook = XTjudge_scroll_bars; | |
dc6f92b8 | 5401 | |
f676886a | 5402 | scroll_region_ok = 1; /* we'll scroll partial frames */ |
dc6f92b8 JB |
5403 | char_ins_del_ok = 0; /* just as fast to write the line */ |
5404 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
5405 | fast_clear_end_of_line = 1; /* X does this well */ | |
f676886a | 5406 | memory_below_frame = 0; /* we don't remember what scrolls |
dc6f92b8 JB |
5407 | off the bottom */ |
5408 | baud_rate = 19200; | |
5409 | ||
b30b24cb RS |
5410 | /* Try to use interrupt input; if we can't, then start polling. */ |
5411 | Fset_input_mode (Qt, Qnil, Qt, Qnil); | |
5412 | ||
c118dd06 JB |
5413 | /* Note that there is no real way portable across R3/R4 to get the |
5414 | original error handler. */ | |
5415 | XHandleError (x_error_quitter); | |
8922af5f | 5416 | XHandleIOError (x_io_error_quitter); |
dc6f92b8 JB |
5417 | |
5418 | /* Disable Window Change signals; they are handled by X events. */ | |
5419 | #ifdef SIGWINCH | |
5420 | signal (SIGWINCH, SIG_DFL); | |
c118dd06 | 5421 | #endif /* ! defined (SIGWINCH) */ |
dc6f92b8 | 5422 | |
c118dd06 | 5423 | signal (SIGPIPE, x_connection_closed); |
dc6f92b8 | 5424 | } |
55123275 JB |
5425 | |
5426 | void | |
5427 | syms_of_xterm () | |
5428 | { | |
ab648270 | 5429 | staticpro (&last_mouse_scroll_bar); |
e53cb100 | 5430 | last_mouse_scroll_bar = Qnil; |
55123275 | 5431 | } |
c118dd06 JB |
5432 | #endif /* ! defined (HAVE_X11) */ |
5433 | #endif /* ! defined (HAVE_X_WINDOWS) */ |