Commit | Line | Data |
---|---|---|
dcfdbac7 | 1 | /* X Communication module for terminals which understand the X protocol. |
95df8112 | 2 | |
ba318903 | 3 | Copyright (C) 1986, 1988, 1993-1994, 1996, 1999-2014 Free Software |
ab422c4d | 4 | Foundation, Inc. |
dcfdbac7 JB |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
9ec0b715 | 8 | GNU Emacs is free software: you can redistribute it and/or modify |
dcfdbac7 | 9 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. | |
dcfdbac7 JB |
12 | |
13 | GNU Emacs is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 19 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
dcfdbac7 | 20 | |
c9e60620 | 21 | /* X pop-up deck-of-cards menu facility for GNU Emacs. |
dcfdbac7 JB |
22 | * |
23 | * Written by Jon Arnold and Roman Budzianowski | |
24 | * Mods and rewrite by Robert Krawitz | |
25 | * | |
26 | */ | |
27 | ||
18686d47 RS |
28 | /* Modified by Fred Pierresteguy on December 93 |
29 | to make the popup menus and menubar use the Xt. */ | |
30 | ||
78589e07 RS |
31 | /* Rewritten for clarity and GC protection by rms in Feb 94. */ |
32 | ||
68c45bf0 PE |
33 | #include <config.h> |
34 | ||
565620a5 | 35 | #include <stdio.h> |
7ee72033 | 36 | |
dcfdbac7 | 37 | #include "lisp.h" |
02067692 | 38 | #include "keyboard.h" |
5ee707b8 | 39 | #include "keymap.h" |
7708e9bd | 40 | #include "frame.h" |
428a555e | 41 | #include "termhooks.h" |
dcfdbac7 | 42 | #include "window.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
e5560ff7 | 44 | #include "character.h" |
88766961 | 45 | #include "buffer.h" |
cc45fb40 SM |
46 | #include "charset.h" |
47 | #include "coding.h" | |
c3438661 | 48 | #include "sysselect.h" |
dcfdbac7 | 49 | |
eeee3112 RS |
50 | #ifdef MSDOS |
51 | #include "msdos.h" | |
52 | #endif | |
53 | ||
87485d6f | 54 | #ifdef HAVE_X_WINDOWS |
dcfdbac7 JB |
55 | /* This may include sys/types.h, and that somehow loses |
56 | if this is not done before the other system files. */ | |
57 | #include "xterm.h" | |
87485d6f | 58 | #endif |
dcfdbac7 JB |
59 | |
60 | /* Load sys/types.h if not already loaded. | |
61 | In some systems loading it twice is suicidal. */ | |
62 | #ifndef makedev | |
63 | #include <sys/types.h> | |
64 | #endif | |
65 | ||
66 | #include "dispextern.h" | |
67 | ||
87485d6f | 68 | #ifdef HAVE_X_WINDOWS |
646f98ec DL |
69 | /* Defining HAVE_MULTILINGUAL_MENU would mean that the toolkit menu |
70 | code accepts the Emacs internal encoding. */ | |
703dc2a8 | 71 | #undef HAVE_MULTILINGUAL_MENU |
18686d47 | 72 | #ifdef USE_X_TOOLKIT |
991786dd | 73 | #include "widget.h" |
18686d47 RS |
74 | #include <X11/Xlib.h> |
75 | #include <X11/IntrinsicP.h> | |
76 | #include <X11/CoreP.h> | |
77 | #include <X11/StringDefs.h> | |
60f312e2 | 78 | #include <X11/Shell.h> |
5ee80bd3 | 79 | #ifdef USE_LUCID |
99852628 JD |
80 | #include "xsettings.h" |
81 | #include "../lwlib/xlwmenu.h" | |
5262c5c7 CY |
82 | #ifdef HAVE_XAW3D |
83 | #include <X11/Xaw3d/Paned.h> | |
84 | #else /* !HAVE_XAW3D */ | |
1d1c1567 | 85 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 86 | #endif /* HAVE_XAW3D */ |
5ee80bd3 | 87 | #endif /* USE_LUCID */ |
c865c575 | 88 | #ifdef USE_MOTIF |
dee186b6 | 89 | #include "../lwlib/lwlib.h" |
c865c575 | 90 | #endif |
a352a815 | 91 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 92 | #ifndef USE_GTK |
a352a815 | 93 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 94 | #endif |
a352a815 RS |
95 | #endif /* not USE_X_TOOLKIT */ |
96 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 97 | |
e7c9048f AS |
98 | #ifdef USE_GTK |
99 | #include "gtkutil.h" | |
93d5ca1f JD |
100 | #ifdef HAVE_GTK3 |
101 | #include "xgselect.h" | |
102 | #endif | |
e7c9048f AS |
103 | #endif |
104 | ||
105 | #include "menu.h" | |
106 | ||
dcfdbac7 JB |
107 | #ifndef TRUE |
108 | #define TRUE 1 | |
78589e07 | 109 | #endif /* no TRUE */ |
dcfdbac7 | 110 | |
955cbe7b | 111 | static Lisp_Object Qdebug_on_next_call; |
0314aacb | 112 | |
4dedbfe0 | 113 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 114 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 115 | static int popup_activated_flag; |
4dedbfe0 | 116 | |
bd3a4da2 | 117 | \f |
88766961 | 118 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 119 | |
281585b0 PE |
120 | static int next_menubar_widget_id; |
121 | ||
7556890b | 122 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 123 | |
88766961 | 124 | static struct frame * |
ebd15611 | 125 | menubar_id_to_frame (LWLIB_ID id) |
88766961 RS |
126 | { |
127 | Lisp_Object tail, frame; | |
a10c8269 | 128 | struct frame *f; |
bd3a4da2 | 129 | |
5b04e9f9 | 130 | FOR_EACH_FRAME (tail, frame) |
bd3a4da2 | 131 | { |
88766961 | 132 | f = XFRAME (frame); |
2d764c78 | 133 | if (!FRAME_WINDOW_P (f)) |
88766961 | 134 | continue; |
7556890b | 135 | if (f->output_data.x->id == id) |
88766961 | 136 | return f; |
bd3a4da2 | 137 | } |
88766961 | 138 | return 0; |
bd3a4da2 | 139 | } |
88766961 RS |
140 | |
141 | #endif | |
a894238b | 142 | |
c3438661 JD |
143 | #ifndef MSDOS |
144 | ||
4475bec4 PE |
145 | #if defined USE_GTK || defined USE_MOTIF |
146 | ||
b3935289 JD |
147 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
148 | ||
149 | void | |
971de7fb | 150 | x_menu_set_in_use (int in_use) |
b3935289 JD |
151 | { |
152 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 153 | popup_activated_flag = in_use; |
73dba342 | 154 | #ifdef USE_X_TOOLKIT |
98a20c65 CY |
155 | if (popup_activated_flag) |
156 | x_activate_timeout_atimer (); | |
73dba342 | 157 | #endif |
b3935289 JD |
158 | } |
159 | ||
4475bec4 PE |
160 | #endif |
161 | ||
c3438661 JD |
162 | /* Wait for an X event to arrive or for a timer to expire. */ |
163 | ||
b3935289 | 164 | void |
c3438661 JD |
165 | x_menu_wait_for_event (void *data) |
166 | { | |
c3438661 JD |
167 | /* Another way to do this is to register a timer callback, that can be |
168 | done in GTK and Xt. But we have to do it like this when using only X | |
169 | anyway, and with callbacks we would have three variants for timer handling | |
170 | instead of the small ifdefs below. */ | |
171 | ||
172 | while ( | |
173 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 174 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
175 | #elif defined USE_GTK |
176 | ! gtk_events_pending () | |
177 | #else | |
7d652d97 | 178 | ! XPending (data) |
c3438661 JD |
179 | #endif |
180 | ) | |
181 | { | |
43aac990 | 182 | struct timespec next_time = timer_check (), *ntp; |
d486344e | 183 | fd_set read_fds; |
c3438661 JD |
184 | struct x_display_info *dpyinfo; |
185 | int n = 0; | |
186 | ||
187 | FD_ZERO (&read_fds); | |
188 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
189 | { | |
190 | int fd = ConnectionNumber (dpyinfo->display); | |
191 | FD_SET (fd, &read_fds); | |
192 | if (fd > n) n = fd; | |
11814156 | 193 | XFlush (dpyinfo->display); |
c3438661 JD |
194 | } |
195 | ||
43aac990 | 196 | if (! timespec_valid_p (next_time)) |
e90292a9 JD |
197 | ntp = 0; |
198 | else | |
199 | ntp = &next_time; | |
c3438661 | 200 | |
8f5f35cc | 201 | #if defined USE_GTK && defined HAVE_GTK3 |
63def6b6 CY |
202 | /* Gtk3 have arrows on menus when they don't fit. When the |
203 | pointer is over an arrow, a timeout scrolls it a bit. Use | |
204 | xg_select so that timeout gets triggered. */ | |
205 | xg_select (n + 1, &read_fds, NULL, NULL, ntp, NULL); | |
93d5ca1f | 206 | #else |
d35af63c | 207 | pselect (n + 1, &read_fds, NULL, NULL, ntp, NULL); |
93d5ca1f | 208 | #endif |
c3438661 JD |
209 | } |
210 | } | |
211 | #endif /* ! MSDOS */ | |
212 | ||
78589e07 | 213 | \f |
488dd4c4 | 214 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 215 | |
f1d1cd24 JD |
216 | #ifdef USE_X_TOOLKIT |
217 | ||
4dedbfe0 | 218 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 219 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
220 | and x-popup-dialog; it is not used for the menu bar. |
221 | ||
2e2b8e22 | 222 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 223 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 224 | |
f02cac82 | 225 | static void |
ebd15611 | 226 | popup_get_selection (XEvent *initial_event, struct x_display_info *dpyinfo, LWLIB_ID id, int do_timers) |
78589e07 | 227 | { |
4dedbfe0 | 228 | XEvent event; |
f02cac82 | 229 | |
8b806a85 JD |
230 | while (popup_activated_flag) |
231 | { | |
c0b0f54b | 232 | if (initial_event) |
8b806a85 JD |
233 | { |
234 | event = *initial_event; | |
235 | initial_event = 0; | |
236 | } | |
237 | else | |
c3438661 JD |
238 | { |
239 | if (do_timers) x_menu_wait_for_event (0); | |
240 | XtAppNextEvent (Xt_app_con, &event); | |
241 | } | |
78589e07 | 242 | |
10624005 | 243 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
244 | And make sure to deactivate for any ButtonRelease, |
245 | even if XtDispatchEvent doesn't do that. */ | |
246 | if (event.type == ButtonRelease | |
247 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
248 | { |
249 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 250 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
251 | Btn1Down seems the only way to convince Motif to |
252 | activate its callbacks; setting the XmNmenuPost | |
253 | isn't working. --marcus@sysc.pdx.edu. */ | |
254 | event.xbutton.button = 1; | |
255 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
256 | key is pressed and the button is released. So reset key state | |
257 | so Motif thinks this is the case. */ | |
258 | event.xbutton.state = 0; | |
c8b5aa3d | 259 | #endif |
10624005 | 260 | } |
33385c6f | 261 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 262 | else if (event.type == KeyPress |
10624005 | 263 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
264 | { |
265 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 266 | |
33385c6f JD |
267 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
268 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 269 | popup_activated_flag = 0; |
8b806a85 | 270 | } |
177c0ea7 | 271 | |
8b806a85 | 272 | x_dispatch_event (&event, event.xany.display); |
aa669def | 273 | } |
78589e07 RS |
274 | } |
275 | ||
12b6af5c | 276 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
277 | doc: /* Start key navigation of the menu bar in FRAME. |
278 | This initially opens the first menu bar item and you can then navigate with the | |
279 | arrow keys, select a menu entry with the return key or cancel with the | |
280 | escape key. If FRAME has no menu bar this function does nothing. | |
281 | ||
282 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 283 | (Lisp_Object frame) |
22badffe JD |
284 | { |
285 | XEvent ev; | |
a10c8269 | 286 | struct frame *f = decode_window_system_frame (frame); |
22badffe | 287 | Widget menubar; |
4d7e6e51 | 288 | block_input (); |
22badffe JD |
289 | |
290 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
291 | set_frame_menubar (f, 0, 1); | |
292 | ||
293 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
294 | if (menubar) | |
295 | { | |
296 | Window child; | |
d7e6881a | 297 | bool error_p = 0; |
22badffe JD |
298 | |
299 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
300 | memset (&ev, 0, sizeof ev); | |
301 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
302 | ev.xbutton.window = XtWindow (menubar); | |
aad3612f | 303 | ev.xbutton.root = FRAME_DISPLAY_INFO (f)->root_window; |
22badffe JD |
304 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); |
305 | ev.xbutton.button = Button1; | |
306 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
307 | ev.xbutton.same_screen = True; | |
308 | ||
309 | #ifdef USE_MOTIF | |
310 | { | |
311 | Arg al[2]; | |
312 | WidgetList list; | |
313 | Cardinal nr; | |
314 | XtSetArg (al[0], XtNchildren, &list); | |
315 | XtSetArg (al[1], XtNnumChildren, &nr); | |
316 | XtGetValues (menubar, al, 2); | |
317 | ev.xbutton.window = XtWindow (list[0]); | |
318 | } | |
319 | #endif | |
320 | ||
321 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
322 | /* From-window, to-window. */ | |
323 | ev.xbutton.window, ev.xbutton.root, | |
324 | ||
325 | /* From-position, to-position. */ | |
326 | ev.xbutton.x, ev.xbutton.y, | |
327 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
328 | ||
329 | /* Child of win. */ | |
330 | &child); | |
331 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
332 | x_uncatch_errors (); | |
333 | ||
334 | if (! error_p) | |
335 | { | |
336 | ev.type = ButtonPress; | |
337 | ev.xbutton.state = 0; | |
338 | ||
339 | XtDispatchEvent (&ev); | |
340 | ev.xbutton.type = ButtonRelease; | |
341 | ev.xbutton.state = Button1Mask; | |
342 | XtDispatchEvent (&ev); | |
343 | } | |
344 | } | |
345 | ||
4d7e6e51 | 346 | unblock_input (); |
57d671b4 AS |
347 | |
348 | return Qnil; | |
22badffe | 349 | } |
488dd4c4 JD |
350 | #endif /* USE_X_TOOLKIT */ |
351 | ||
22badffe | 352 | |
488dd4c4 | 353 | #ifdef USE_GTK |
12b6af5c | 354 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
355 | doc: /* Start key navigation of the menu bar in FRAME. |
356 | This initially opens the first menu bar item and you can then navigate with the | |
357 | arrow keys, select a menu entry with the return key or cancel with the | |
358 | escape key. If FRAME has no menu bar this function does nothing. | |
359 | ||
360 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 361 | (Lisp_Object frame) |
22badffe JD |
362 | { |
363 | GtkWidget *menubar; | |
a10c8269 | 364 | struct frame *f; |
718aeeb8 | 365 | |
4d7e6e51 | 366 | block_input (); |
7452b7bd | 367 | f = decode_window_system_frame (frame); |
22badffe JD |
368 | |
369 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
370 | set_frame_menubar (f, 0, 1); | |
371 | ||
372 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
373 | if (menubar) | |
374 | { | |
375 | /* Activate the first menu. */ | |
376 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
377 | ||
32d46135 JD |
378 | if (children) |
379 | { | |
380 | g_signal_emit_by_name (children->data, "activate_item"); | |
381 | popup_activated_flag = 1; | |
382 | g_list_free (children); | |
383 | } | |
22badffe | 384 | } |
4d7e6e51 | 385 | unblock_input (); |
22badffe JD |
386 | |
387 | return Qnil; | |
388 | } | |
389 | ||
488dd4c4 JD |
390 | /* Loop util popup_activated_flag is set to zero in a callback. |
391 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 392 | |
488dd4c4 | 393 | static void |
971de7fb | 394 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
395 | { |
396 | ++popup_activated_flag; | |
397 | ||
398 | /* Process events in the Gtk event loop until done. */ | |
399 | while (popup_activated_flag) | |
400 | { | |
c3438661 | 401 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
402 | gtk_main_iteration (); |
403 | } | |
404 | } | |
405 | #endif | |
406 | ||
88766961 RS |
407 | /* Activate the menu bar of frame F. |
408 | This is called from keyboard.c when it gets the | |
3b8f9651 | 409 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
410 | |
411 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 412 | that was saved in saved_menu_event. |
88766961 RS |
413 | That makes the toolkit do its thing. |
414 | ||
415 | But first we recompute the menu bar contents (the whole tree). | |
416 | ||
417 | The reason for saving the button event until here, instead of | |
418 | passing it to the toolkit right away, is that we can safely | |
419 | execute Lisp code. */ | |
177c0ea7 | 420 | |
dfcf069d | 421 | void |
a10c8269 | 422 | x_activate_menubar (struct frame *f) |
88766961 | 423 | { |
65b02bb9 | 424 | eassert (FRAME_X_P (f)); |
62af879c | 425 | |
ac78b144 | 426 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
427 | return; |
428 | ||
177c0ea7 | 429 | #ifdef USE_GTK |
6b61353c KH |
430 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
431 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
432 | return; |
433 | #endif | |
177c0ea7 | 434 | |
a9be6839 | 435 | set_frame_menubar (f, 0, 1); |
4d7e6e51 | 436 | block_input (); |
cf28cebc | 437 | popup_activated_flag = 1; |
488dd4c4 JD |
438 | #ifdef USE_GTK |
439 | XPutBackEvent (f->output_data.x->display_info->display, | |
440 | f->output_data.x->saved_menu_event); | |
488dd4c4 | 441 | #else |
86fad4ec | 442 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 443 | #endif |
4d7e6e51 | 444 | unblock_input (); |
177c0ea7 | 445 | |
88766961 | 446 | /* Ignore this if we get it a second time. */ |
ac78b144 | 447 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
448 | } |
449 | ||
4dedbfe0 PR |
450 | /* This callback is invoked when the user selects a menubar cascade |
451 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 452 | |
488dd4c4 | 453 | #ifndef USE_GTK |
78589e07 | 454 | static void |
ebd15611 | 455 | popup_activate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
78589e07 | 456 | { |
4dedbfe0 | 457 | popup_activated_flag = 1; |
98a20c65 | 458 | x_activate_timeout_atimer (); |
7555d825 | 459 | } |
488dd4c4 | 460 | #endif |
7555d825 GM |
461 | |
462 | /* This callback is invoked when a dialog or menu is finished being | |
463 | used and has been unposted. */ | |
464 | ||
488dd4c4 | 465 | static void |
5db81e33 SM |
466 | popup_deactivate_callback ( |
467 | #ifdef USE_GTK | |
468 | GtkWidget *widget, gpointer client_data | |
488dd4c4 | 469 | #else |
5db81e33 SM |
470 | Widget widget, LWLIB_ID id, XtPointer client_data |
471 | #endif | |
472 | ) | |
7555d825 | 473 | { |
7555d825 | 474 | popup_activated_flag = 0; |
78589e07 RS |
475 | } |
476 | ||
850df50b | 477 | |
488dd4c4 JD |
478 | /* Function that finds the frame for WIDGET and shows the HELP text |
479 | for that widget. | |
480 | F is the frame if known, or NULL if not known. */ | |
481 | static void | |
a10c8269 | 482 | show_help_event (struct frame *f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 483 | { |
488dd4c4 | 484 | Lisp_Object frame; |
850df50b | 485 | |
850df50b | 486 | if (f) |
9cd50434 GM |
487 | { |
488 | XSETFRAME (frame, f); | |
489 | kbd_buffer_store_help_event (frame, help); | |
490 | } | |
850df50b GM |
491 | else |
492 | { | |
6b61353c | 493 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 494 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 495 | widget. See which frame that is. */ |
488dd4c4 | 496 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
497 | Lisp_Object tail; |
498 | ||
8e50cc2d | 499 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
500 | { |
501 | frame = XCAR (tail); | |
8e50cc2d | 502 | if (FRAMEP (frame) |
850df50b GM |
503 | && (f = XFRAME (frame), |
504 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
505 | break; | |
506 | } | |
6b61353c | 507 | #endif |
f868cd8a | 508 | show_help_echo (help, Qnil, Qnil, Qnil); |
9cd50434 | 509 | } |
850df50b GM |
510 | } |
511 | ||
488dd4c4 JD |
512 | /* Callback called when menu items are highlighted/unhighlighted |
513 | while moving the mouse over them. WIDGET is the menu bar or menu | |
514 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
515 | the data structure for the menu item, or null in case of | |
516 | unhighlighting. */ | |
4dedbfe0 | 517 | |
488dd4c4 | 518 | #ifdef USE_GTK |
032f1620 | 519 | static void |
971de7fb | 520 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
521 | { |
522 | xg_menu_item_cb_data *cb_data; | |
523 | Lisp_Object help; | |
177c0ea7 | 524 | |
7d652d97 | 525 | cb_data = g_object_get_data (G_OBJECT (widget), XG_ITEM_DATA); |
488dd4c4 JD |
526 | if (! cb_data) return; |
527 | ||
528 | help = call_data ? cb_data->help : Qnil; | |
529 | ||
530 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
a560d974 JD |
531 | Don't pass the frame to show_help_event for those. |
532 | Passing frame creates an Emacs event. As we are looping in | |
8d5ed899 | 533 | popup_widget_loop, it won't be handled. Passing NULL shows the tip |
a560d974 JD |
534 | directly without using an Emacs event. This is what the Lucid code |
535 | does below. */ | |
536 | show_help_event (popup_activated_flag <= 1 ? cb_data->cl_data->f : NULL, | |
537 | widget, help); | |
488dd4c4 JD |
538 | } |
539 | #else | |
032f1620 | 540 | static void |
ebd15611 | 541 | menu_highlight_callback (Widget widget, LWLIB_ID id, void *call_data) |
488dd4c4 | 542 | { |
7d652d97 PE |
543 | widget_value *wv = call_data; |
544 | Lisp_Object help = wv ? wv->help : Qnil; | |
177c0ea7 | 545 | |
488dd4c4 | 546 | /* Determine the frame for the help event. */ |
7d652d97 | 547 | struct frame *f = menubar_id_to_frame (id); |
488dd4c4 JD |
548 | |
549 | show_help_event (f, widget, help); | |
550 | } | |
551 | #endif | |
552 | ||
488dd4c4 JD |
553 | #ifdef USE_GTK |
554 | /* Gtk calls callbacks just because we tell it what item should be | |
555 | selected in a radio group. If this variable is set to a non-zero | |
556 | value, we are creating menus and don't want callbacks right now. | |
557 | */ | |
558 | static int xg_crazy_callback_abort; | |
559 | ||
560 | /* This callback is called from the menu bar pulldown menu | |
561 | when the user makes a selection. | |
562 | Figure out what the user chose | |
563 | and put the appropriate events into the keyboard buffer. */ | |
564 | static void | |
971de7fb | 565 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 566 | { |
7d652d97 | 567 | xg_menu_item_cb_data *cb_data = client_data; |
488dd4c4 JD |
568 | |
569 | if (xg_crazy_callback_abort) | |
570 | return; | |
571 | ||
572 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
573 | return; | |
574 | ||
b79c8219 JD |
575 | /* For a group of radio buttons, GTK calls the selection callback first |
576 | for the item that was active before the selection and then for the one that | |
577 | is active after the selection. For C-h k this means we get the help on | |
578 | the deselected item and then the selected item is executed. Prevent that | |
579 | by ignoring the non-active item. */ | |
580 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
581 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
582 | return; | |
583 | ||
81f09877 JD |
584 | /* When a menu is popped down, X generates a focus event (i.e. focus |
585 | goes back to the frame below the menu). Since GTK buffers events, | |
586 | we force it out here before the menu selection event. Otherwise | |
587 | sit-for will exit at once if the focus event follows the menu selection | |
588 | event. */ | |
589 | ||
4d7e6e51 | 590 | block_input (); |
81f09877 JD |
591 | while (gtk_events_pending ()) |
592 | gtk_main_iteration (); | |
4d7e6e51 | 593 | unblock_input (); |
81f09877 | 594 | |
488dd4c4 JD |
595 | find_and_call_menu_selection (cb_data->cl_data->f, |
596 | cb_data->cl_data->menu_bar_items_used, | |
597 | cb_data->cl_data->menu_bar_vector, | |
598 | cb_data->call_data); | |
599 | } | |
600 | ||
601 | #else /* not USE_GTK */ | |
602 | ||
603 | /* This callback is called from the menu bar pulldown menu | |
604 | when the user makes a selection. | |
605 | Figure out what the user chose | |
606 | and put the appropriate events into the keyboard buffer. */ | |
607 | static void | |
ebd15611 | 608 | menubar_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
488dd4c4 | 609 | { |
a10c8269 | 610 | struct frame *f; |
488dd4c4 JD |
611 | |
612 | f = menubar_id_to_frame (id); | |
613 | if (!f) | |
614 | return; | |
615 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
e69b0960 | 616 | f->menu_bar_vector, client_data); |
488dd4c4 JD |
617 | } |
618 | #endif /* not USE_GTK */ | |
f61a541b GM |
619 | \f |
620 | /* Recompute all the widgets of frame F, when the menu bar has been | |
18e27ea8 | 621 | changed. */ |
f61a541b | 622 | |
18e27ea8 | 623 | static void |
a10c8269 | 624 | update_frame_menubar (struct frame *f) |
18686d47 | 625 | { |
488dd4c4 | 626 | #ifdef USE_GTK |
18e27ea8 | 627 | xg_update_frame_menubar (f); |
488dd4c4 | 628 | #else |
62af879c | 629 | struct x_output *x; |
cffa74ea | 630 | int columns, rows; |
177c0ea7 | 631 | |
65b02bb9 | 632 | eassert (FRAME_X_P (f)); |
62af879c KL |
633 | |
634 | x = f->output_data.x; | |
635 | ||
f61a541b | 636 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
18e27ea8 | 637 | return; |
18686d47 | 638 | |
4d7e6e51 | 639 | block_input (); |
f61a541b GM |
640 | /* Save the size of the frame because the pane widget doesn't accept |
641 | to resize itself. So force it. */ | |
9882535b KS |
642 | columns = FRAME_COLS (f); |
643 | rows = FRAME_LINES (f); | |
cffa74ea | 644 | |
f61a541b GM |
645 | /* Do the voodoo which means "I'm changing lots of things, don't try |
646 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 647 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 648 | |
f61a541b GM |
649 | /* The order in which children are managed is the top to bottom |
650 | order in which they are displayed in the paned window. First, | |
651 | remove the text-area widget. */ | |
18686d47 RS |
652 | XtUnmanageChild (x->edit_widget); |
653 | ||
f61a541b GM |
654 | /* Remove the menubar that is there now, and put up the menubar that |
655 | should be there. */ | |
656 | XtManageChild (x->menubar_widget); | |
657 | XtMapWidget (x->menubar_widget); | |
658 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 659 | |
c98fcf4b | 660 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 661 | XtManageChild (x->edit_widget); |
4dedbfe0 | 662 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
663 | |
664 | /* Force the pane widget to resize itself with the right values. */ | |
665 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
4d7e6e51 | 666 | unblock_input (); |
488dd4c4 | 667 | #endif |
18686d47 RS |
668 | } |
669 | ||
99852628 | 670 | #ifdef USE_LUCID |
1ecb2d3f | 671 | static void |
ebd15611 | 672 | apply_systemfont_to_dialog (Widget w) |
1ecb2d3f JD |
673 | { |
674 | const char *fn = xsettings_get_system_normal_font (); | |
51b59d79 | 675 | if (fn) |
1ecb2d3f JD |
676 | { |
677 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
678 | if (db) | |
3928f2b6 | 679 | XrmPutStringResource (&db, "*dialog.font", fn); |
1ecb2d3f JD |
680 | } |
681 | } | |
682 | ||
99852628 | 683 | static void |
3928f2b6 | 684 | apply_systemfont_to_menu (struct frame *f, Widget w) |
99852628 JD |
685 | { |
686 | const char *fn = xsettings_get_system_normal_font (); | |
99852628 | 687 | |
3928f2b6 | 688 | if (fn) |
99852628 | 689 | { |
3928f2b6 JD |
690 | XrmDatabase db = XtDatabase (XtDisplay (w)); |
691 | if (db) | |
692 | { | |
693 | XrmPutStringResource (&db, "*menubar*font", fn); | |
694 | XrmPutStringResource (&db, "*popup*font", fn); | |
695 | } | |
99852628 | 696 | } |
99852628 | 697 | } |
3928f2b6 | 698 | |
99852628 JD |
699 | #endif |
700 | ||
4bcdbab1 KH |
701 | /* Set the contents of the menubar widgets of frame F. |
702 | The argument FIRST_TIME is currently ignored; | |
703 | it is set the first time this is called, from initialize_frame_menubar. */ | |
704 | ||
18686d47 | 705 | void |
a10c8269 | 706 | set_frame_menubar (struct frame *f, bool first_time, bool deep_p) |
18686d47 | 707 | { |
62af879c | 708 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
709 | #ifdef USE_X_TOOLKIT |
710 | LWLIB_ID id; | |
711 | #endif | |
faa935b6 | 712 | Lisp_Object items; |
4d19cb8e | 713 | widget_value *wv, *first_wv, *prev_wv = 0; |
3e26f69c | 714 | int i; |
ced89c24 | 715 | int *submenu_start, *submenu_end; |
7cded46f PE |
716 | bool *submenu_top_level_items; |
717 | int *submenu_n_panes; | |
cc45fb40 | 718 | |
65b02bb9 | 719 | eassert (FRAME_X_P (f)); |
62af879c KL |
720 | |
721 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 722 | |
bfc524bc RS |
723 | XSETFRAME (Vmenu_updating_frame, f); |
724 | ||
488dd4c4 | 725 | #ifdef USE_X_TOOLKIT |
7556890b RS |
726 | if (f->output_data.x->id == 0) |
727 | f->output_data.x->id = next_menubar_widget_id++; | |
728 | id = f->output_data.x->id; | |
488dd4c4 | 729 | #endif |
177c0ea7 | 730 | |
88766961 RS |
731 | if (! menubar_widget) |
732 | deep_p = 1; | |
a9be6839 RS |
733 | /* Make the first call for any given frame always go deep. */ |
734 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
735 | { |
736 | deep_p = 1; | |
23f86fce | 737 | f->output_data.x->saved_menu_event = xmalloc (sizeof (XEvent)); |
a9be6839 | 738 | f->output_data.x->saved_menu_event->type = 0; |
745c34fb | 739 | } |
18686d47 | 740 | |
6b61353c KH |
741 | #ifdef USE_GTK |
742 | /* If we have detached menus, we must update deep so detached menus | |
743 | also gets updated. */ | |
7a1b473c | 744 | deep_p = deep_p || xg_have_tear_offs (f); |
6b61353c KH |
745 | #endif |
746 | ||
88766961 | 747 | if (deep_p) |
18686d47 | 748 | { |
88766961 RS |
749 | /* Make a widget-value tree representing the entire menu trees. */ |
750 | ||
751 | struct buffer *prev = current_buffer; | |
752 | Lisp_Object buffer; | |
d311d28c | 753 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
754 | int previous_menu_items_used = f->menu_bar_items_used; |
755 | Lisp_Object *previous_items | |
38182d90 | 756 | = alloca (previous_menu_items_used * sizeof *previous_items); |
3e26f69c | 757 | int subitems; |
88766961 | 758 | |
0b1cf399 RS |
759 | /* If we are making a new widget, its contents are empty, |
760 | do always reinitialize them. */ | |
761 | if (! menubar_widget) | |
762 | previous_menu_items_used = 0; | |
763 | ||
e74aeda8 | 764 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->contents; |
88766961 RS |
765 | specbind (Qinhibit_quit, Qt); |
766 | /* Don't let the debugger step into this code | |
767 | because it is not reentrant. */ | |
768 | specbind (Qdebug_on_next_call, Qnil); | |
769 | ||
89f2614d | 770 | record_unwind_save_match_data (); |
88766961 RS |
771 | if (NILP (Voverriding_local_map_menu_flag)) |
772 | { | |
773 | specbind (Qoverriding_terminal_local_map, Qnil); | |
774 | specbind (Qoverriding_local_map, Qnil); | |
775 | } | |
18686d47 | 776 | |
88766961 | 777 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 778 | |
88766961 | 779 | /* Run the Lucid hook. */ |
950eaee7 | 780 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 781 | |
88766961 RS |
782 | /* If it has changed current-menubar from previous value, |
783 | really recompute the menubar from the value. */ | |
784 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
785 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 786 | safe_run_hooks (Qmenu_bar_update_hook); |
f00af5b1 | 787 | fset_menu_bar_items (f, menu_bar_items (FRAME_MENU_BAR_ITEMS (f))); |
18686d47 | 788 | |
88766961 | 789 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 790 | |
88766961 | 791 | /* Save the frame's previous menu bar contents data. */ |
86c04183 | 792 | if (previous_menu_items_used) |
91f2d272 | 793 | memcpy (previous_items, XVECTOR (f->menu_bar_vector)->contents, |
663e2b3f | 794 | previous_menu_items_used * word_size); |
8d8a3494 | 795 | |
ced89c24 RS |
796 | /* Fill in menu_items with the current menu bar contents. |
797 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
798 | save_menu_items (); |
799 | ||
e69b0960 | 800 | menu_items = f->menu_bar_vector; |
86c04183 | 801 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
77b37c05 | 802 | subitems = ASIZE (items) / 4; |
38182d90 PE |
803 | submenu_start = alloca ((subitems + 1) * sizeof *submenu_start); |
804 | submenu_end = alloca (subitems * sizeof *submenu_end); | |
805 | submenu_n_panes = alloca (subitems * sizeof *submenu_n_panes); | |
806 | submenu_top_level_items = alloca (subitems | |
807 | * sizeof *submenu_top_level_items); | |
88766961 | 808 | init_menu_items (); |
e3019616 | 809 | for (i = 0; i < subitems; i++) |
88766961 RS |
810 | { |
811 | Lisp_Object key, string, maps; | |
812 | ||
28be1ada DA |
813 | key = AREF (items, 4 * i); |
814 | string = AREF (items, 4 * i + 1); | |
815 | maps = AREF (items, 4 * i + 2); | |
88766961 RS |
816 | if (NILP (string)) |
817 | break; | |
818 | ||
ced89c24 RS |
819 | submenu_start[i] = menu_items_used; |
820 | ||
821 | menu_items_n_panes = 0; | |
822 | submenu_top_level_items[i] | |
823 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 824 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
825 | |
826 | submenu_end[i] = menu_items_used; | |
827 | } | |
828 | ||
3e26f69c | 829 | submenu_start[i] = -1; |
ced89c24 RS |
830 | finish_menu_items (); |
831 | ||
832 | /* Convert menu_items into widget_value trees | |
833 | to display the menu. This cannot evaluate Lisp code. */ | |
834 | ||
5668fb88 | 835 | wv = make_widget_value ("menubar", NULL, true, Qnil); |
ced89c24 | 836 | wv->button_type = BUTTON_TYPE_NONE; |
ced89c24 RS |
837 | first_wv = wv; |
838 | ||
908589fd | 839 | for (i = 0; submenu_start[i] >= 0; i++) |
ced89c24 | 840 | { |
37dc84ff | 841 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
842 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
843 | submenu_top_level_items[i]); | |
177c0ea7 | 844 | if (prev_wv) |
88766961 RS |
845 | prev_wv->next = wv; |
846 | else | |
847 | first_wv->contents = wv; | |
848 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
849 | wv->enabled = 1; | |
3427a3db | 850 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
851 | prev_wv = wv; |
852 | } | |
853 | ||
88766961 | 854 | set_buffer_internal_1 (prev); |
8d8a3494 | 855 | |
88766961 RS |
856 | /* If there has been no change in the Lisp-level contents |
857 | of the menu bar, skip redisplaying it. Just exit. */ | |
858 | ||
510d5bf6 | 859 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
860 | for (i = 0; i < previous_menu_items_used; i++) |
861 | if (menu_items_used == i | |
28be1ada | 862 | || (!EQ (previous_items[i], AREF (menu_items, i)))) |
88766961 | 863 | break; |
62555c22 | 864 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 865 | { |
510d5bf6 RS |
866 | /* The menu items have not changed. Don't bother updating |
867 | the menus in any form, since it would be a no-op. */ | |
88766961 | 868 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 869 | discard_menu_items (); |
1fc4d463 | 870 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
871 | return; |
872 | } | |
873 | ||
510d5bf6 | 874 | /* The menu items are different, so store them in the frame. */ |
f00af5b1 | 875 | fset_menu_bar_vector (f, menu_items); |
1fc4d463 RS |
876 | f->menu_bar_items_used = menu_items_used; |
877 | ||
bf732638 | 878 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
879 | unbind_to (specpdl_count, Qnil); |
880 | ||
88766961 RS |
881 | /* Now GC cannot happen during the lifetime of the widget_value, |
882 | so it's safe to store data from a Lisp_String. */ | |
883 | wv = first_wv->contents; | |
77b37c05 | 884 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
885 | { |
886 | Lisp_Object string; | |
28be1ada | 887 | string = AREF (items, i + 1); |
88766961 | 888 | if (NILP (string)) |
2bf436c3 | 889 | break; |
51b59d79 | 890 | wv->name = SSDATA (string); |
2bf436c3 JD |
891 | update_submenu_strings (wv->contents); |
892 | wv = wv->next; | |
88766961 RS |
893 | } |
894 | ||
4d19cb8e | 895 | } |
88766961 RS |
896 | else |
897 | { | |
898 | /* Make a widget-value tree containing | |
899 | just the top level menu bar strings. */ | |
4d19cb8e | 900 | |
5668fb88 | 901 | wv = make_widget_value ("menubar", NULL, true, Qnil); |
ced89c24 | 902 | wv->button_type = BUTTON_TYPE_NONE; |
ced89c24 RS |
903 | first_wv = wv; |
904 | ||
88766961 | 905 | items = FRAME_MENU_BAR_ITEMS (f); |
77b37c05 | 906 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
907 | { |
908 | Lisp_Object string; | |
909 | ||
28be1ada | 910 | string = AREF (items, i + 1); |
88766961 RS |
911 | if (NILP (string)) |
912 | break; | |
913 | ||
5668fb88 | 914 | wv = make_widget_value (SSDATA (string), NULL, true, Qnil); |
3427a3db | 915 | wv->button_type = BUTTON_TYPE_NONE; |
fe8fa62f RS |
916 | /* This prevents lwlib from assuming this |
917 | menu item is really supposed to be empty. */ | |
d01a7826 | 918 | /* The intptr_t cast avoids a warning. |
fe8fa62f | 919 | This value just has to be different from small integers. */ |
d01a7826 | 920 | wv->call_data = (void *) (intptr_t) (-1); |
88766961 | 921 | |
177c0ea7 | 922 | if (prev_wv) |
88766961 RS |
923 | prev_wv->next = wv; |
924 | else | |
925 | first_wv->contents = wv; | |
926 | prev_wv = wv; | |
927 | } | |
62555c22 RS |
928 | |
929 | /* Forget what we thought we knew about what is in the | |
930 | detailed contents of the menu bar menus. | |
931 | Changing the top level always destroys the contents. */ | |
932 | f->menu_bar_items_used = 0; | |
88766961 | 933 | } |
4dedbfe0 | 934 | |
88766961 | 935 | /* Create or update the menu bar widget. */ |
aa669def | 936 | |
4d7e6e51 | 937 | block_input (); |
aa669def | 938 | |
488dd4c4 JD |
939 | #ifdef USE_GTK |
940 | xg_crazy_callback_abort = 1; | |
941 | if (menubar_widget) | |
942 | { | |
6b61353c | 943 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
944 | menu trees we supply, rather than just the menu bar item names. */ |
945 | xg_modify_menubar_widgets (menubar_widget, | |
946 | f, | |
947 | first_wv, | |
948 | deep_p, | |
949 | G_CALLBACK (menubar_selection_callback), | |
950 | G_CALLBACK (popup_deactivate_callback), | |
951 | G_CALLBACK (menu_highlight_callback)); | |
952 | } | |
953 | else | |
954 | { | |
488dd4c4 | 955 | menubar_widget |
177c0ea7 | 956 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
957 | G_CALLBACK (menubar_selection_callback), |
958 | G_CALLBACK (popup_deactivate_callback), | |
959 | G_CALLBACK (menu_highlight_callback)); | |
960 | ||
961 | f->output_data.x->menubar_widget = menubar_widget; | |
962 | } | |
963 | ||
177c0ea7 | 964 | |
488dd4c4 | 965 | #else /* not USE_GTK */ |
18686d47 | 966 | if (menubar_widget) |
4dedbfe0 PR |
967 | { |
968 | /* Disable resizing (done for Motif!) */ | |
7556890b | 969 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
970 | |
971 | /* The third arg is DEEP_P, which says to consider the entire | |
972 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 973 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 974 | |
c98fcf4b | 975 | /* Re-enable the edit widget to resize. */ |
7556890b | 976 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 977 | } |
18686d47 RS |
978 | else |
979 | { | |
9f6fcdc5 JD |
980 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
981 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
982 | ||
3928f2b6 JD |
983 | #ifdef USE_LUCID |
984 | apply_systemfont_to_menu (f, f->output_data.x->column_widget); | |
985 | #endif | |
986 | menubar_widget = lw_create_widget ("menubar", "menubar", id, | |
987 | first_wv, | |
7556890b | 988 | f->output_data.x->column_widget, |
4dedbfe0 PR |
989 | 0, |
990 | popup_activate_callback, | |
991 | menubar_selection_callback, | |
850df50b GM |
992 | popup_deactivate_callback, |
993 | menu_highlight_callback); | |
7556890b | 994 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
995 | |
996 | /* Make menu pop down on C-g. */ | |
997 | XtOverrideTranslations (menubar_widget, override); | |
18686d47 | 998 | } |
1d1c1567 KH |
999 | |
1000 | { | |
cf28cebc | 1001 | int menubar_size; |
723f5a07 J |
1002 | if (f->output_data.x->menubar_widget) |
1003 | XtRealizeWidget (f->output_data.x->menubar_widget); | |
1004 | ||
cf28cebc | 1005 | menubar_size |
7556890b RS |
1006 | = (f->output_data.x->menubar_widget |
1007 | ? (f->output_data.x->menubar_widget->core.height | |
1008 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1009 | : 0); |
1010 | ||
5c646d5a JD |
1011 | #if 1 /* Experimentally, we now get the right results |
1012 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1013 | Maybe so, but the menu bar size is missing the pixels so the | |
cf28cebc | 1014 | WM size hints are off by these pixels. Jan D, oct 2009. */ |
5ee80bd3 | 1015 | #ifdef USE_LUCID |
1d1c1567 KH |
1016 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1017 | { | |
1018 | Dimension ibw = 0; | |
7556890b | 1019 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1020 | XtNinternalBorderWidth, &ibw, NULL); |
1021 | menubar_size += ibw; | |
1022 | } | |
5ee80bd3 | 1023 | #endif /* USE_LUCID */ |
5c646d5a | 1024 | #endif /* 1 */ |
1d1c1567 | 1025 | |
7556890b | 1026 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1027 | } |
488dd4c4 | 1028 | #endif /* not USE_GTK */ |
177c0ea7 | 1029 | |
18686d47 | 1030 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1031 | update_frame_menubar (f); |
18686d47 | 1032 | |
488dd4c4 JD |
1033 | #ifdef USE_GTK |
1034 | xg_crazy_callback_abort = 0; | |
1035 | #endif | |
1036 | ||
4d7e6e51 | 1037 | unblock_input (); |
18686d47 | 1038 | } |
85f487d1 | 1039 | |
8e6208c5 | 1040 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1041 | before it is mapped, so that the window is mapped with the menubar already |
1042 | there instead of us tacking it on later and thrashing the window after it | |
1043 | is visible. */ | |
1044 | ||
1045 | void | |
a10c8269 | 1046 | initialize_frame_menubar (struct frame *f) |
4dedbfe0 PR |
1047 | { |
1048 | /* This function is called before the first chance to redisplay | |
1049 | the frame. It has to be, so the frame will have the right size. */ | |
f00af5b1 | 1050 | fset_menu_bar_items (f, menu_bar_items (FRAME_MENU_BAR_ITEMS (f))); |
88766961 | 1051 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1052 | } |
1053 | ||
aba25348 | 1054 | |
4dedbfe0 | 1055 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1056 | This is used when deleting a frame, and when turning off the menu bar. |
1057 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1058 | |
488dd4c4 | 1059 | #ifndef USE_GTK |
85f487d1 | 1060 | void |
a10c8269 | 1061 | free_frame_menubar (struct frame *f) |
85f487d1 FP |
1062 | { |
1063 | Widget menubar_widget; | |
85f487d1 | 1064 | |
65b02bb9 | 1065 | eassert (FRAME_X_P (f)); |
62af879c | 1066 | |
7556890b | 1067 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1068 | |
1069 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1070 | |
85f487d1 FP |
1071 | if (menubar_widget) |
1072 | { | |
aba25348 GM |
1073 | #ifdef USE_MOTIF |
1074 | /* Removing the menu bar magically changes the shell widget's x | |
1075 | and y position of (0, 0) which, when the menu bar is turned | |
53964682 | 1076 | on again, leads to pull-down menus appearing in strange |
aba25348 GM |
1077 | positions near the upper-left corner of the display. This |
1078 | happens only with some window managers like twm and ctwm, | |
1079 | but not with other like Motif's mwm or kwm, because the | |
1080 | latter generate ConfigureNotify events when the menu bar | |
1081 | is switched off, which fixes the shell position. */ | |
1082 | Position x0, y0, x1, y1; | |
1083 | #endif | |
177c0ea7 | 1084 | |
4d7e6e51 | 1085 | block_input (); |
aba25348 GM |
1086 | |
1087 | #ifdef USE_MOTIF | |
ae556422 GM |
1088 | if (f->output_data.x->widget) |
1089 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1090 | #endif |
177c0ea7 | 1091 | |
7556890b | 1092 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1093 | f->output_data.x->menubar_widget = NULL; |
aba25348 | 1094 | |
ae556422 GM |
1095 | if (f->output_data.x->widget) |
1096 | { | |
23243f29 | 1097 | #ifdef USE_MOTIF |
ae556422 GM |
1098 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); |
1099 | if (x1 == 0 && y1 == 0) | |
1100 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
aba25348 | 1101 | #endif |
880e6158 | 1102 | x_set_window_size (f, 0, FRAME_TEXT_WIDTH (f), FRAME_TEXT_HEIGHT (f), 1); |
23243f29 | 1103 | } |
4d7e6e51 | 1104 | unblock_input (); |
85f487d1 FP |
1105 | } |
1106 | } | |
488dd4c4 | 1107 | #endif /* not USE_GTK */ |
78589e07 | 1108 | |
488dd4c4 | 1109 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 | 1110 | \f |
cfd794af | 1111 | /* x_menu_show actually displays a menu using the panes and items in menu_items |
78589e07 | 1112 | and returns the value selected from it. |
cfd794af | 1113 | There are two versions of x_menu_show, one for Xt and one for Xlib. |
78589e07 RS |
1114 | Both assume input is blocked by the caller. */ |
1115 | ||
1116 | /* F is the frame the menu is for. | |
1117 | X and Y are the frame-relative specified position, | |
1118 | relative to the inside upper left corner of the frame F. | |
cfd794af DA |
1119 | Bitfield MENUFLAGS bits are: |
1120 | MENU_FOR_CLICK is set if this menu was invoked for a mouse click. | |
1121 | MENU_KEYMAPS is set if this menu was specified with keymaps; | |
78589e07 RS |
1122 | in that case, we return a list containing the chosen item's value |
1123 | and perhaps also the pane's prefix. | |
1124 | TITLE is the specified menu title. | |
1125 | ERROR is a place to store an error message string in case of failure. | |
1126 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1127 | |
488dd4c4 JD |
1128 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1129 | ||
1130 | /* The item selected in the popup menu. */ | |
1131 | static Lisp_Object *volatile menu_item_selection; | |
1132 | ||
1133 | #ifdef USE_GTK | |
1134 | ||
1135 | /* Used when position a popup menu. See menu_position_func and | |
1136 | create_and_show_popup_menu below. */ | |
1137 | struct next_popup_x_y | |
1138 | { | |
a10c8269 | 1139 | struct frame *f; |
488dd4c4 JD |
1140 | int x; |
1141 | int y; | |
1142 | }; | |
1143 | ||
1144 | /* The menu position function to use if we are not putting a popup | |
1145 | menu where the pointer is. | |
1146 | MENU is the menu to pop up. | |
1147 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1148 | PUSH_IN is not documented in the GTK manual. | |
1149 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1150 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1151 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1152 | |
1153 | Here only X and Y are used. */ | |
1154 | static void | |
971de7fb | 1155 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1156 | { |
7d652d97 | 1157 | struct next_popup_x_y *data = user_data; |
7b76ca1c | 1158 | GtkRequisition req; |
aad3612f | 1159 | struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (data->f); |
fd2f80c6 CY |
1160 | int disp_width = x_display_pixel_width (dpyinfo); |
1161 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1162 | |
7b76ca1c JD |
1163 | *x = data->x; |
1164 | *y = data->y; | |
1165 | ||
1166 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1167 | the menu is fully visible. */ | |
0afb4571 | 1168 | gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req); |
7b76ca1c JD |
1169 | if (data->x + req.width > disp_width) |
1170 | *x -= data->x + req.width - disp_width; | |
1171 | if (data->y + req.height > disp_height) | |
1172 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1173 | } |
1174 | ||
1175 | static void | |
971de7fb | 1176 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1177 | { |
7d652d97 | 1178 | xg_menu_item_cb_data *cb_data = client_data; |
488dd4c4 JD |
1179 | |
1180 | if (xg_crazy_callback_abort) return; | |
7d652d97 | 1181 | if (cb_data) menu_item_selection = cb_data->call_data; |
488dd4c4 JD |
1182 | } |
1183 | ||
27e498e6 PE |
1184 | static void |
1185 | pop_down_menu (void *arg) | |
af89e871 JD |
1186 | { |
1187 | popup_activated_flag = 0; | |
4d7e6e51 | 1188 | block_input (); |
27e498e6 | 1189 | gtk_widget_destroy (GTK_WIDGET (arg)); |
4d7e6e51 | 1190 | unblock_input (); |
af89e871 JD |
1191 | } |
1192 | ||
488dd4c4 JD |
1193 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1194 | menu pops down. | |
1195 | menu_item_selection will be set to the selection. */ | |
1196 | static void | |
6bbe6da8 DA |
1197 | create_and_show_popup_menu (struct frame *f, widget_value *first_wv, |
1198 | int x, int y, bool for_click) | |
488dd4c4 JD |
1199 | { |
1200 | int i; | |
1201 | GtkWidget *menu; | |
1202 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1203 | struct next_popup_x_y popup_x_y; | |
d311d28c | 1204 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
7cded46f | 1205 | bool use_pos_func = ! for_click; |
93d5ca1f JD |
1206 | |
1207 | #ifdef HAVE_GTK3 | |
1208 | /* Always use position function for Gtk3. Otherwise menus may become | |
1209 | too small to show anything. */ | |
1210 | use_pos_func = 1; | |
1211 | #endif | |
488dd4c4 | 1212 | |
65b02bb9 | 1213 | eassert (FRAME_X_P (f)); |
62af879c | 1214 | |
488dd4c4 JD |
1215 | xg_crazy_callback_abort = 1; |
1216 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1217 | G_CALLBACK (popup_selection_callback), | |
1218 | G_CALLBACK (popup_deactivate_callback), | |
1219 | G_CALLBACK (menu_highlight_callback)); | |
1220 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1221 | |
93d5ca1f | 1222 | if (use_pos_func) |
488dd4c4 JD |
1223 | { |
1224 | /* Not invoked by a click. pop up at x/y. */ | |
1225 | pos_func = menu_position_func; | |
1226 | ||
1227 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1228 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1229 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1230 | |
1231 | popup_x_y.x = x; | |
1232 | popup_x_y.y = y; | |
7b76ca1c | 1233 | popup_x_y.f = f; |
488dd4c4 | 1234 | |
9b85e63d JD |
1235 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1236 | } | |
93d5ca1f JD |
1237 | |
1238 | if (for_click) | |
9b85e63d JD |
1239 | { |
1240 | for (i = 0; i < 5; i++) | |
aad3612f | 1241 | if (FRAME_DISPLAY_INFO (f)->grabbed & (1 << i)) |
9b85e63d | 1242 | break; |
e9abb8a8 | 1243 | /* If keys aren't grabbed (i.e., a mouse up event), use 0. */ |
61c2b0b3 | 1244 | if (i == 5) i = 0; |
9b85e63d | 1245 | } |
59cfb104 | 1246 | |
488dd4c4 JD |
1247 | /* Display the menu. */ |
1248 | gtk_widget_show_all (menu); | |
c0df13a6 | 1249 | |
a20903d0 | 1250 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
6bbe6da8 | 1251 | FRAME_DISPLAY_INFO (f)->last_user_time); |
177c0ea7 | 1252 | |
27e498e6 | 1253 | record_unwind_protect_ptr (pop_down_menu, menu); |
af89e871 | 1254 | |
e547b051 | 1255 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1256 | { |
1257 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1258 | two. show_help_echo uses this to detect popup menus. */ | |
1259 | popup_activated_flag = 1; | |
1260 | /* Process events that apply to the menu. */ | |
1261 | popup_widget_loop (1, menu); | |
1262 | } | |
488dd4c4 | 1263 | |
af89e871 | 1264 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1265 | |
488dd4c4 JD |
1266 | /* Must reset this manually because the button release event is not passed |
1267 | to Emacs event loop. */ | |
aad3612f | 1268 | FRAME_DISPLAY_INFO (f)->grabbed = 0; |
488dd4c4 JD |
1269 | } |
1270 | ||
1271 | #else /* not USE_GTK */ | |
18686d47 | 1272 | |
8ed87156 | 1273 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1274 | library. |
1275 | ||
1276 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1277 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1278 | |
88766961 RS |
1279 | For menu bars, we use numbers starting at 0, counted in |
1280 | next_menubar_widget_id. */ | |
8ed87156 | 1281 | LWLIB_ID widget_id_tick; |
165e1749 | 1282 | |
4dedbfe0 | 1283 | static void |
ebd15611 | 1284 | popup_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1285 | { |
7d652d97 | 1286 | menu_item_selection = client_data; |
4dedbfe0 PR |
1287 | } |
1288 | ||
af89e871 JD |
1289 | /* ARG is the LWLIB ID of the dialog box, represented |
1290 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1291 | ||
27e498e6 | 1292 | static void |
ebd15611 | 1293 | pop_down_menu (Lisp_Object arg) |
af89e871 JD |
1294 | { |
1295 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1296 | | XINT (XCDR (arg))); | |
1297 | ||
4d7e6e51 | 1298 | block_input (); |
af89e871 | 1299 | lw_destroy_all_widgets (id); |
4d7e6e51 | 1300 | unblock_input (); |
af89e871 | 1301 | popup_activated_flag = 0; |
af89e871 JD |
1302 | } |
1303 | ||
488dd4c4 JD |
1304 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1305 | menu pops down. | |
1306 | menu_item_selection will be set to the selection. */ | |
1307 | static void | |
a10c8269 | 1308 | create_and_show_popup_menu (struct frame *f, widget_value *first_wv, |
6bbe6da8 | 1309 | int x, int y, bool for_click) |
488dd4c4 JD |
1310 | { |
1311 | int i; | |
1312 | Arg av[2]; | |
1313 | int ac = 0; | |
65969f63 CY |
1314 | XEvent dummy; |
1315 | XButtonPressedEvent *event = &(dummy.xbutton); | |
488dd4c4 JD |
1316 | LWLIB_ID menu_id; |
1317 | Widget menu; | |
488dd4c4 | 1318 | |
65b02bb9 | 1319 | eassert (FRAME_X_P (f)); |
62af879c | 1320 | |
3928f2b6 JD |
1321 | #ifdef USE_LUCID |
1322 | apply_systemfont_to_menu (f, f->output_data.x->widget); | |
1323 | #endif | |
1324 | ||
488dd4c4 JD |
1325 | menu_id = widget_id_tick++; |
1326 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1327 | f->output_data.x->widget, 1, 0, | |
1328 | popup_selection_callback, | |
1329 | popup_deactivate_callback, | |
1330 | menu_highlight_callback); | |
1331 | ||
65969f63 CY |
1332 | event->type = ButtonPress; |
1333 | event->serial = 0; | |
1334 | event->send_event = 0; | |
1335 | event->display = FRAME_X_DISPLAY (f); | |
1336 | event->time = CurrentTime; | |
aad3612f | 1337 | event->root = FRAME_DISPLAY_INFO (f)->root_window; |
65969f63 CY |
1338 | event->window = event->subwindow = event->root; |
1339 | event->x = x; | |
1340 | event->y = y; | |
488dd4c4 JD |
1341 | |
1342 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1343 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1344 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 | 1345 | |
65969f63 CY |
1346 | event->x_root = x; |
1347 | event->y_root = y; | |
488dd4c4 | 1348 | |
65969f63 CY |
1349 | event->state = 0; |
1350 | event->button = 0; | |
488dd4c4 | 1351 | for (i = 0; i < 5; i++) |
aad3612f | 1352 | if (FRAME_DISPLAY_INFO (f)->grabbed & (1 << i)) |
65969f63 | 1353 | event->button = i; |
488dd4c4 JD |
1354 | |
1355 | /* Don't allow any geometry request from the user. */ | |
1356 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1357 | XtSetValues (menu, av, ac); | |
1358 | ||
1359 | /* Display the menu. */ | |
65969f63 | 1360 | lw_popup_menu (menu, &dummy); |
488dd4c4 | 1361 | popup_activated_flag = 1; |
98a20c65 | 1362 | x_activate_timeout_atimer (); |
59cfb104 | 1363 | |
af89e871 JD |
1364 | { |
1365 | int fact = 4 * sizeof (LWLIB_ID); | |
d311d28c | 1366 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
af89e871 JD |
1367 | record_unwind_protect (pop_down_menu, |
1368 | Fcons (make_number (menu_id >> (fact)), | |
1369 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1370 | |
af89e871 | 1371 | /* Process events that apply to the menu. */ |
aad3612f | 1372 | popup_get_selection (0, FRAME_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1373 | |
af89e871 JD |
1374 | unbind_to (specpdl_count, Qnil); |
1375 | } | |
488dd4c4 JD |
1376 | } |
1377 | ||
1378 | #endif /* not USE_GTK */ | |
1379 | ||
27e498e6 PE |
1380 | static void |
1381 | cleanup_widget_value_tree (void *arg) | |
ba24cea2 | 1382 | { |
27e498e6 | 1383 | free_menubar_widget_value_tree (arg); |
ba24cea2 YM |
1384 | } |
1385 | ||
ef7417fd | 1386 | Lisp_Object |
cfd794af DA |
1387 | x_menu_show (struct frame *f, int x, int y, int menuflags, |
1388 | Lisp_Object title, const char **error_name) | |
18686d47 | 1389 | { |
78589e07 | 1390 | int i; |
78589e07 | 1391 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 | 1392 | widget_value **submenu_stack |
38182d90 | 1393 | = alloca (menu_items_used * sizeof *submenu_stack); |
101bb4a5 | 1394 | Lisp_Object *subprefix_stack |
38182d90 | 1395 | = alloca (menu_items_used * sizeof *subprefix_stack); |
101bb4a5 | 1396 | int submenu_depth = 0; |
4e8d3549 | 1397 | |
78c8278d RS |
1398 | int first_pane; |
1399 | ||
9898bd0e | 1400 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1401 | |
65b02bb9 | 1402 | eassert (FRAME_X_P (f)); |
62af879c | 1403 | |
d4323972 | 1404 | *error_name = NULL; |
78589e07 | 1405 | |
742f715d KH |
1406 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1407 | { | |
d4323972 | 1408 | *error_name = "Empty menu"; |
742f715d KH |
1409 | return Qnil; |
1410 | } | |
63c414df | 1411 | |
f0177f86 EZ |
1412 | block_input (); |
1413 | ||
78589e07 RS |
1414 | /* Create a tree of widget_value objects |
1415 | representing the panes and their items. */ | |
5668fb88 | 1416 | wv = make_widget_value ("menu", NULL, true, Qnil); |
3427a3db | 1417 | wv->button_type = BUTTON_TYPE_NONE; |
78589e07 | 1418 | first_wv = wv; |
78c8278d | 1419 | first_pane = 1; |
177c0ea7 | 1420 | |
78589e07 RS |
1421 | /* Loop over all panes and items, filling in the tree. */ |
1422 | i = 0; | |
1423 | while (i < menu_items_used) | |
1424 | { | |
28be1ada | 1425 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1426 | { |
1427 | submenu_stack[submenu_depth++] = save_wv; | |
1428 | save_wv = prev_wv; | |
1429 | prev_wv = 0; | |
78c8278d | 1430 | first_pane = 1; |
101bb4a5 RS |
1431 | i++; |
1432 | } | |
28be1ada | 1433 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1434 | { |
1435 | prev_wv = save_wv; | |
1436 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1437 | first_pane = 0; |
101bb4a5 RS |
1438 | i++; |
1439 | } | |
28be1ada | 1440 | else if (EQ (AREF (menu_items, i), Qt) |
101bb4a5 RS |
1441 | && submenu_depth != 0) |
1442 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1443 | /* Ignore a nil in the item list. |
1444 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1445 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 1446 | i += 1; |
28be1ada | 1447 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1448 | { |
1449 | /* Create a new pane. */ | |
1450 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 1451 | const char *pane_string; |
177c0ea7 | 1452 | |
4c329aa8 GM |
1453 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1454 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1455 | |
703dc2a8 | 1456 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1457 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1458 | { | |
8af9fa55 | 1459 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1460 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1461 | } |
703dc2a8 | 1462 | #endif |
78589e07 | 1463 | pane_string = (NILP (pane_name) |
51b59d79 | 1464 | ? "" : SSDATA (pane_name)); |
101bb4a5 | 1465 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1466 | under the top-level menu. */ |
1467 | if (menu_items_n_panes == 1) | |
1468 | pane_string = ""; | |
1469 | ||
1470 | /* If the pane has a meaningful name, | |
1471 | make the pane a top-level menu item | |
1472 | with its items as a submenu beneath it. */ | |
cfd794af | 1473 | if (!(menuflags & MENU_KEYMAPS) && strcmp (pane_string, "")) |
78589e07 | 1474 | { |
5668fb88 | 1475 | wv = make_widget_value (pane_string, NULL, true, Qnil); |
78589e07 RS |
1476 | if (save_wv) |
1477 | save_wv->next = wv; | |
1478 | else | |
1479 | first_wv->contents = wv; | |
cfd794af | 1480 | if ((menuflags & MENU_KEYMAPS) && !NILP (prefix)) |
78589e07 | 1481 | wv->name++; |
3427a3db | 1482 | wv->button_type = BUTTON_TYPE_NONE; |
78c8278d RS |
1483 | save_wv = wv; |
1484 | prev_wv = 0; | |
78589e07 | 1485 | } |
78c8278d RS |
1486 | else if (first_pane) |
1487 | { | |
1488 | save_wv = wv; | |
1489 | prev_wv = 0; | |
1490 | } | |
1491 | first_pane = 0; | |
78589e07 RS |
1492 | i += MENU_ITEMS_PANE_LENGTH; |
1493 | } | |
1494 | else | |
1495 | { | |
1496 | /* Create a new item within current pane. */ | |
9cd50434 | 1497 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1498 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1499 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1500 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1501 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1502 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1503 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1504 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1505 | |
703dc2a8 | 1506 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1507 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1508 | { |
646f98ec | 1509 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1510 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1511 | } |
177c0ea7 | 1512 | |
3427a3db | 1513 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1514 | { |
646f98ec | 1515 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1516 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1517 | } |
1518 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1519 | |
5668fb88 DA |
1520 | wv = make_widget_value (SSDATA (item_name), NULL, !NILP (enable), |
1521 | STRINGP (help) ? help : Qnil); | |
177c0ea7 | 1522 | if (prev_wv) |
78589e07 | 1523 | prev_wv->next = wv; |
177c0ea7 | 1524 | else |
78589e07 | 1525 | save_wv->contents = wv; |
78589e07 | 1526 | if (!NILP (descrip)) |
51b59d79 | 1527 | wv->key = SSDATA (descrip); |
a352a815 RS |
1528 | /* If this item has a null value, |
1529 | make the call_data null so that it won't display a box | |
1530 | when the mouse is on it. */ | |
4939150c | 1531 | wv->call_data = !NILP (def) ? aref_addr (menu_items, i) : 0; |
3427a3db GM |
1532 | |
1533 | if (NILP (type)) | |
1534 | wv->button_type = BUTTON_TYPE_NONE; | |
1535 | else if (EQ (type, QCtoggle)) | |
1536 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1537 | else if (EQ (type, QCradio)) | |
1538 | wv->button_type = BUTTON_TYPE_RADIO; | |
1539 | else | |
1088b922 | 1540 | emacs_abort (); |
3427a3db GM |
1541 | |
1542 | wv->selected = !NILP (selected); | |
cc45fb40 | 1543 | |
78589e07 RS |
1544 | prev_wv = wv; |
1545 | ||
1546 | i += MENU_ITEMS_ITEM_LENGTH; | |
1547 | } | |
1548 | } | |
1549 | ||
c98fcf4b | 1550 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1551 | if (!NILP (title)) |
1552 | { | |
5668fb88 DA |
1553 | widget_value *wv_title; |
1554 | widget_value *wv_sep1 = make_widget_value ("--", NULL, false, Qnil); | |
1555 | widget_value *wv_sep2 = make_widget_value ("--", NULL, false, Qnil); | |
4dedbfe0 | 1556 | |
4dedbfe0 | 1557 | wv_sep2->next = first_wv->contents; |
4dedbfe0 PR |
1558 | wv_sep1->next = wv_sep2; |
1559 | ||
703dc2a8 KH |
1560 | #ifndef HAVE_MULTILINGUAL_MENU |
1561 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1562 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1563 | #endif |
177c0ea7 | 1564 | |
5668fb88 | 1565 | wv_title = make_widget_value (SSDATA (title), NULL, true, Qnil); |
3427a3db | 1566 | wv_title->button_type = BUTTON_TYPE_NONE; |
a9d8395f | 1567 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1568 | first_wv->contents = wv_title; |
1569 | } | |
1570 | ||
78589e07 RS |
1571 | /* No selection has been chosen yet. */ |
1572 | menu_item_selection = 0; | |
1573 | ||
ba24cea2 YM |
1574 | /* Make sure to free the widget_value objects we used to specify the |
1575 | contents even with longjmp. */ | |
27e498e6 | 1576 | record_unwind_protect_ptr (cleanup_widget_value_tree, first_wv); |
ba24cea2 | 1577 | |
488dd4c4 | 1578 | /* Actually create and show the menu until popped down. */ |
cfd794af DA |
1579 | create_and_show_popup_menu (f, first_wv, x, y, |
1580 | menuflags & MENU_FOR_CLICK); | |
18686d47 | 1581 | |
ba24cea2 | 1582 | unbind_to (specpdl_count, Qnil); |
18686d47 | 1583 | |
78589e07 RS |
1584 | /* Find the selected item, and its pane, to return |
1585 | the proper value. */ | |
1586 | if (menu_item_selection != 0) | |
1587 | { | |
c63f6952 | 1588 | Lisp_Object prefix, entry; |
78589e07 | 1589 | |
6bbd7a29 | 1590 | prefix = entry = Qnil; |
78589e07 RS |
1591 | i = 0; |
1592 | while (i < menu_items_used) | |
1593 | { | |
28be1ada | 1594 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1595 | { |
1596 | subprefix_stack[submenu_depth++] = prefix; | |
1597 | prefix = entry; | |
1598 | i++; | |
1599 | } | |
28be1ada | 1600 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1601 | { |
1602 | prefix = subprefix_stack[--submenu_depth]; | |
1603 | i++; | |
1604 | } | |
28be1ada | 1605 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1606 | { |
1607 | prefix | |
28be1ada | 1608 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
1609 | i += MENU_ITEMS_PANE_LENGTH; |
1610 | } | |
d31d42cc RS |
1611 | /* Ignore a nil in the item list. |
1612 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1613 | else if (EQ (AREF (menu_items, i), Qquote)) |
d31d42cc | 1614 | i += 1; |
78589e07 RS |
1615 | else |
1616 | { | |
1617 | entry | |
28be1ada | 1618 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
4939150c | 1619 | if (menu_item_selection == aref_addr (menu_items, i)) |
78589e07 | 1620 | { |
cfd794af | 1621 | if (menuflags & MENU_KEYMAPS) |
78589e07 | 1622 | { |
101bb4a5 RS |
1623 | int j; |
1624 | ||
6c6f1994 | 1625 | entry = list1 (entry); |
78589e07 RS |
1626 | if (!NILP (prefix)) |
1627 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1628 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1629 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1630 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 | 1631 | } |
f0177f86 | 1632 | unblock_input (); |
78589e07 RS |
1633 | return entry; |
1634 | } | |
1635 | i += MENU_ITEMS_ITEM_LENGTH; | |
1636 | } | |
1637 | } | |
1638 | } | |
cfd794af | 1639 | else if (!(menuflags & MENU_FOR_CLICK)) |
f0177f86 EZ |
1640 | { |
1641 | unblock_input (); | |
1642 | /* Make "Cancel" equivalent to C-g. */ | |
1643 | Fsignal (Qquit, Qnil); | |
1644 | } | |
78589e07 | 1645 | |
f0177f86 | 1646 | unblock_input (); |
78589e07 | 1647 | return Qnil; |
18686d47 | 1648 | } |
4dedbfe0 | 1649 | \f |
488dd4c4 JD |
1650 | #ifdef USE_GTK |
1651 | static void | |
971de7fb | 1652 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1653 | { |
8ac068ac | 1654 | /* Treat the pointer as an integer. There's no problem |
488dd4c4 | 1655 | as long as pointers have enough bits to hold small integers. */ |
d01a7826 | 1656 | if ((intptr_t) client_data != -1) |
7d652d97 | 1657 | menu_item_selection = client_data; |
488dd4c4 JD |
1658 | |
1659 | popup_activated_flag = 0; | |
1660 | } | |
1661 | ||
1662 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1663 | dialog pops down. | |
1664 | menu_item_selection will be set to the selection. */ | |
1665 | static void | |
a10c8269 | 1666 | create_and_show_dialog (struct frame *f, widget_value *first_wv) |
488dd4c4 JD |
1667 | { |
1668 | GtkWidget *menu; | |
1669 | ||
65b02bb9 | 1670 | eassert (FRAME_X_P (f)); |
62af879c | 1671 | |
488dd4c4 JD |
1672 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1673 | G_CALLBACK (dialog_selection_callback), | |
1674 | G_CALLBACK (popup_deactivate_callback), | |
1675 | 0); | |
1676 | ||
1677 | if (menu) | |
1678 | { | |
d311d28c | 1679 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
27e498e6 | 1680 | record_unwind_protect_ptr (pop_down_menu, menu); |
af89e871 | 1681 | |
488dd4c4 JD |
1682 | /* Display the menu. */ |
1683 | gtk_widget_show_all (menu); | |
1684 | ||
1685 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1686 | popup_widget_loop (1, menu); |
177c0ea7 | 1687 | |
af89e871 | 1688 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1689 | } |
1690 | } | |
1691 | ||
1692 | #else /* not USE_GTK */ | |
4dedbfe0 | 1693 | static void |
ebd15611 | 1694 | dialog_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1695 | { |
4475bec4 | 1696 | /* Treat the pointer as an integer. There's no problem |
01d5e892 | 1697 | as long as pointers have enough bits to hold small integers. */ |
4475bec4 | 1698 | if ((intptr_t) client_data != -1) |
7d652d97 | 1699 | menu_item_selection = client_data; |
488dd4c4 | 1700 | |
4d7e6e51 | 1701 | block_input (); |
4dedbfe0 | 1702 | lw_destroy_all_widgets (id); |
4d7e6e51 | 1703 | unblock_input (); |
9572375b | 1704 | popup_activated_flag = 0; |
4dedbfe0 | 1705 | } |
18686d47 | 1706 | |
488dd4c4 | 1707 | |
488dd4c4 JD |
1708 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
1709 | dialog pops down. | |
1710 | menu_item_selection will be set to the selection. */ | |
1711 | static void | |
a10c8269 | 1712 | create_and_show_dialog (struct frame *f, widget_value *first_wv) |
488dd4c4 JD |
1713 | { |
1714 | LWLIB_ID dialog_id; | |
1715 | ||
65b02bb9 | 1716 | eassert (FRAME_X_P (f)); |
62af879c | 1717 | |
488dd4c4 | 1718 | dialog_id = widget_id_tick++; |
52214050 | 1719 | #ifdef USE_LUCID |
1ecb2d3f JD |
1720 | apply_systemfont_to_dialog (f->output_data.x->widget); |
1721 | #endif | |
488dd4c4 JD |
1722 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
1723 | f->output_data.x->widget, 1, 0, | |
1724 | dialog_selection_callback, 0, 0); | |
1725 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
1726 | /* Display the dialog box. */ |
1727 | lw_pop_up_all_widgets (dialog_id); | |
1728 | popup_activated_flag = 1; | |
98a20c65 | 1729 | x_activate_timeout_atimer (); |
488dd4c4 JD |
1730 | |
1731 | /* Process events that apply to the dialog box. | |
1732 | Also handle timers. */ | |
1733 | { | |
d311d28c | 1734 | ptrdiff_t count = SPECPDL_INDEX (); |
488dd4c4 | 1735 | int fact = 4 * sizeof (LWLIB_ID); |
177c0ea7 | 1736 | |
488dd4c4 | 1737 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 1738 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
1739 | Fcons (make_number (dialog_id >> (fact)), |
1740 | make_number (dialog_id & ~(-1 << (fact))))); | |
1741 | ||
aad3612f | 1742 | popup_get_selection (0, FRAME_DISPLAY_INFO (f), dialog_id, 1); |
488dd4c4 JD |
1743 | |
1744 | unbind_to (count, Qnil); | |
1745 | } | |
1746 | } | |
1747 | ||
1748 | #endif /* not USE_GTK */ | |
1749 | ||
42ca4633 | 1750 | static const char * button_names [] = { |
165e1749 FP |
1751 | "button1", "button2", "button3", "button4", "button5", |
1752 | "button6", "button7", "button8", "button9", "button10" }; | |
1753 | ||
1754 | static Lisp_Object | |
f1b44793 DA |
1755 | x_dialog_show (struct frame *f, Lisp_Object title, |
1756 | Lisp_Object header, const char **error_name) | |
165e1749 FP |
1757 | { |
1758 | int i, nb_buttons=0; | |
80670155 | 1759 | char dialog_name[6]; |
165e1749 | 1760 | |
faa935b6 | 1761 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 1762 | |
fcaa7665 RS |
1763 | /* Number of elements seen so far, before boundary. */ |
1764 | int left_count = 0; | |
1765 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
1766 | int boundary_seen = 0; | |
1767 | ||
9898bd0e | 1768 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1769 | |
65b02bb9 | 1770 | eassert (FRAME_X_P (f)); |
62af879c | 1771 | |
6a040d6a | 1772 | *error_name = NULL; |
165e1749 | 1773 | |
80670155 RS |
1774 | if (menu_items_n_panes > 1) |
1775 | { | |
6a040d6a | 1776 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
1777 | return Qnil; |
1778 | } | |
1779 | ||
165e1749 FP |
1780 | /* Create a tree of widget_value objects |
1781 | representing the text label and buttons. */ | |
1782 | { | |
f1b44793 | 1783 | Lisp_Object pane_name; |
6d1f7fee | 1784 | const char *pane_string; |
28be1ada | 1785 | pane_name = AREF (menu_items, MENU_ITEMS_PANE_NAME); |
165e1749 | 1786 | pane_string = (NILP (pane_name) |
51b59d79 | 1787 | ? "" : SSDATA (pane_name)); |
5668fb88 | 1788 | prev_wv = make_widget_value ("message", (char *) pane_string, true, Qnil); |
165e1749 | 1789 | first_wv = prev_wv; |
177c0ea7 | 1790 | |
165e1749 FP |
1791 | /* Loop over all panes and items, filling in the tree. */ |
1792 | i = MENU_ITEMS_PANE_LENGTH; | |
1793 | while (i < menu_items_used) | |
1794 | { | |
177c0ea7 | 1795 | |
165e1749 FP |
1796 | /* Create a new item within current pane. */ |
1797 | Lisp_Object item_name, enable, descrip; | |
28be1ada DA |
1798 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1799 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
165e1749 | 1800 | descrip |
28be1ada | 1801 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
177c0ea7 | 1802 | |
80670155 RS |
1803 | if (NILP (item_name)) |
1804 | { | |
1805 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 1806 | *error_name = "Submenu in dialog items"; |
80670155 RS |
1807 | return Qnil; |
1808 | } | |
fcaa7665 RS |
1809 | if (EQ (item_name, Qquote)) |
1810 | { | |
1811 | /* This is the boundary between left-side elts | |
1812 | and right-side elts. Stop incrementing right_count. */ | |
1813 | boundary_seen = 1; | |
1814 | i++; | |
1815 | continue; | |
1816 | } | |
86e71abf | 1817 | if (nb_buttons >= 9) |
80670155 RS |
1818 | { |
1819 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 1820 | *error_name = "Too many dialog items"; |
80670155 RS |
1821 | return Qnil; |
1822 | } | |
1823 | ||
5668fb88 DA |
1824 | wv = make_widget_value (button_names[nb_buttons], |
1825 | SSDATA (item_name), | |
1826 | !NILP (enable), Qnil); | |
165e1749 | 1827 | prev_wv->next = wv; |
165e1749 | 1828 | if (!NILP (descrip)) |
51b59d79 | 1829 | wv->key = SSDATA (descrip); |
4939150c | 1830 | wv->call_data = aref_addr (menu_items, i); |
165e1749 FP |
1831 | prev_wv = wv; |
1832 | ||
fcaa7665 RS |
1833 | if (! boundary_seen) |
1834 | left_count++; | |
1835 | ||
165e1749 FP |
1836 | nb_buttons++; |
1837 | i += MENU_ITEMS_ITEM_LENGTH; | |
1838 | } | |
1839 | ||
fcaa7665 RS |
1840 | /* If the boundary was not specified, |
1841 | by default put half on the left and half on the right. */ | |
1842 | if (! boundary_seen) | |
1843 | left_count = nb_buttons - nb_buttons / 2; | |
1844 | ||
5668fb88 | 1845 | wv = make_widget_value (dialog_name, NULL, false, Qnil); |
6a040d6a NR |
1846 | |
1847 | /* Frame title: 'Q' = Question, 'I' = Information. | |
1848 | Can also have 'E' = Error if, one day, we want | |
1849 | a popup for errors. */ | |
5e617bc2 | 1850 | if (NILP (header)) |
6a040d6a NR |
1851 | dialog_name[0] = 'Q'; |
1852 | else | |
1853 | dialog_name[0] = 'I'; | |
1854 | ||
80670155 RS |
1855 | /* Dialog boxes use a really stupid name encoding |
1856 | which specifies how many buttons to use | |
6a040d6a | 1857 | and how many buttons are on the right. */ |
80670155 RS |
1858 | dialog_name[1] = '0' + nb_buttons; |
1859 | dialog_name[2] = 'B'; | |
1860 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
1861 | /* Number of buttons to put on the right. */ |
1862 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 1863 | dialog_name[5] = 0; |
165e1749 FP |
1864 | wv->contents = first_wv; |
1865 | first_wv = wv; | |
165e1749 FP |
1866 | } |
1867 | ||
165e1749 FP |
1868 | /* No selection has been chosen yet. */ |
1869 | menu_item_selection = 0; | |
1870 | ||
ba24cea2 YM |
1871 | /* Make sure to free the widget_value objects we used to specify the |
1872 | contents even with longjmp. */ | |
27e498e6 | 1873 | record_unwind_protect_ptr (cleanup_widget_value_tree, first_wv); |
ba24cea2 | 1874 | |
488dd4c4 JD |
1875 | /* Actually create and show the dialog. */ |
1876 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 1877 | |
ba24cea2 | 1878 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1879 | |
488dd4c4 JD |
1880 | /* Find the selected item, and its pane, to return |
1881 | the proper value. */ | |
165e1749 FP |
1882 | if (menu_item_selection != 0) |
1883 | { | |
165e1749 FP |
1884 | i = 0; |
1885 | while (i < menu_items_used) | |
1886 | { | |
1887 | Lisp_Object entry; | |
1888 | ||
28be1ada | 1889 | if (EQ (AREF (menu_items, i), Qt)) |
f1b44793 | 1890 | i += MENU_ITEMS_PANE_LENGTH; |
28be1ada | 1891 | else if (EQ (AREF (menu_items, i), Qquote)) |
85996cfb GM |
1892 | { |
1893 | /* This is the boundary between left-side elts and | |
1894 | right-side elts. */ | |
1895 | ++i; | |
1896 | } | |
165e1749 FP |
1897 | else |
1898 | { | |
1899 | entry | |
28be1ada | 1900 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
4939150c | 1901 | if (menu_item_selection == aref_addr (menu_items, i)) |
f1b44793 | 1902 | return entry; |
165e1749 FP |
1903 | i += MENU_ITEMS_ITEM_LENGTH; |
1904 | } | |
1905 | } | |
1906 | } | |
9f6fcdc5 JD |
1907 | else |
1908 | /* Make "Cancel" equivalent to C-g. */ | |
1909 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
1910 | |
1911 | return Qnil; | |
1912 | } | |
ba461919 | 1913 | |
0afa0aab EZ |
1914 | Lisp_Object |
1915 | xw_popup_dialog (struct frame *f, Lisp_Object header, Lisp_Object contents) | |
1916 | { | |
1917 | Lisp_Object title; | |
1918 | const char *error_name; | |
1919 | Lisp_Object selection; | |
1920 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); | |
1921 | ||
1922 | check_window_system (f); | |
1923 | ||
1924 | /* Decode the dialog items from what was specified. */ | |
1925 | title = Fcar (contents); | |
1926 | CHECK_STRING (title); | |
1927 | record_unwind_protect_void (unuse_menu_items); | |
1928 | ||
1929 | if (NILP (Fcar (Fcdr (contents)))) | |
1930 | /* No buttons specified, add an "Ok" button so users can pop down | |
1931 | the dialog. Also, the lesstif/motif version crashes if there are | |
1932 | no buttons. */ | |
1933 | contents = list2 (title, Fcons (build_string ("Ok"), Qt)); | |
1934 | ||
1935 | list_of_panes (list1 (contents)); | |
1936 | ||
1937 | /* Display them in a dialog box. */ | |
1938 | block_input (); | |
f1b44793 | 1939 | selection = x_dialog_show (f, title, header, &error_name); |
0afa0aab EZ |
1940 | unblock_input (); |
1941 | ||
1942 | unbind_to (specpdl_count, Qnil); | |
1943 | discard_menu_items (); | |
1944 | ||
1945 | if (error_name) error ("%s", error_name); | |
1946 | return selection; | |
1947 | } | |
1948 | ||
488dd4c4 | 1949 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 1950 | |
3e703b25 GM |
1951 | /* The frame of the last activated non-toolkit menu bar. |
1952 | Used to generate menu help events. */ | |
1953 | ||
1954 | static struct frame *menu_help_frame; | |
1955 | ||
1956 | ||
62145073 GM |
1957 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
1958 | ||
1959 | PANE is the pane number, and ITEM is the menu item number in | |
1960 | the menu (currently not used). | |
177c0ea7 | 1961 | |
62145073 GM |
1962 | This cannot be done with generating a HELP_EVENT because |
1963 | XMenuActivate contains a loop that doesn't let Emacs process | |
1964 | keyboard events. */ | |
3e703b25 GM |
1965 | |
1966 | static void | |
eb18f6cc | 1967 | menu_help_callback (char const *help_string, int pane, int item) |
3e703b25 | 1968 | { |
62145073 GM |
1969 | Lisp_Object *first_item; |
1970 | Lisp_Object pane_name; | |
1971 | Lisp_Object menu_object; | |
177c0ea7 | 1972 | |
91f2d272 | 1973 | first_item = XVECTOR (menu_items)->contents; |
62145073 GM |
1974 | if (EQ (first_item[0], Qt)) |
1975 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
1976 | else if (EQ (first_item[0], Qquote)) | |
cfd794af | 1977 | /* This shouldn't happen, see x_menu_show. */ |
ce33e8eb | 1978 | pane_name = empty_unibyte_string; |
62145073 GM |
1979 | else |
1980 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 1981 | |
62145073 | 1982 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
6c6f1994 | 1983 | menu_object = list3 (Qmenu_item, pane_name, make_number (pane)); |
ba461919 | 1984 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
f868cd8a | 1985 | Qnil, menu_object, make_number (item)); |
3e703b25 | 1986 | } |
177c0ea7 | 1987 | |
27e498e6 | 1988 | static void |
0521f580 | 1989 | pop_down_menu (Lisp_Object arg) |
af89e871 | 1990 | { |
a10c8269 | 1991 | struct frame *f = XSAVE_POINTER (arg, 0); |
3346c1d0 | 1992 | XMenu *menu = XSAVE_POINTER (arg, 1); |
af89e871 | 1993 | |
4d7e6e51 | 1994 | block_input (); |
af89e871 | 1995 | #ifndef MSDOS |
a130b901 JD |
1996 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
1997 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 1998 | #endif |
a130b901 | 1999 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2000 | |
2001 | #ifdef HAVE_X_WINDOWS | |
2002 | /* Assume the mouse has moved out of the X window. | |
2003 | If it has actually moved in, we will get an EnterNotify. */ | |
aad3612f | 2004 | x_mouse_leave (FRAME_DISPLAY_INFO (f)); |
af89e871 JD |
2005 | |
2006 | /* State that no mouse buttons are now held. | |
2007 | (The oldXMenu code doesn't track this info for us.) | |
2008 | That is not necessarily true, but the fiction leads to reasonable | |
2009 | results, and it is a pain to ask which are actually held now. */ | |
aad3612f | 2010 | FRAME_DISPLAY_INFO (f)->grabbed = 0; |
af89e871 JD |
2011 | |
2012 | #endif /* HAVE_X_WINDOWS */ | |
2013 | ||
4d7e6e51 | 2014 | unblock_input (); |
af89e871 JD |
2015 | } |
2016 | ||
3e703b25 | 2017 | |
1fb99a3a | 2018 | Lisp_Object |
cfd794af DA |
2019 | x_menu_show (struct frame *f, int x, int y, int menuflags, |
2020 | Lisp_Object title, const char **error_name) | |
dcfdbac7 | 2021 | { |
177c0ea7 | 2022 | Window root; |
78589e07 RS |
2023 | XMenu *menu; |
2024 | int pane, selidx, lpane, status; | |
2025 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2026 | char *datap; |
2027 | int ulx, uly, width, height; | |
2028 | int dispwidth, dispheight; | |
453a4f1b | 2029 | int i, j, lines, maxlines; |
4e8d3549 | 2030 | int maxwidth; |
78589e07 RS |
2031 | int dummy_int; |
2032 | unsigned int dummy_uint; | |
d311d28c | 2033 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2034 | |
65b02bb9 | 2035 | eassert (FRAME_X_P (f) || FRAME_MSDOS_P (f)); |
62af879c | 2036 | |
bf501fb9 | 2037 | *error_name = 0; |
78589e07 RS |
2038 | if (menu_items_n_panes == 0) |
2039 | return Qnil; | |
088831f6 | 2040 | |
742f715d KH |
2041 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2042 | { | |
bf501fb9 | 2043 | *error_name = "Empty menu"; |
742f715d KH |
2044 | return Qnil; |
2045 | } | |
2046 | ||
f0177f86 EZ |
2047 | block_input (); |
2048 | ||
78589e07 | 2049 | /* Figure out which root window F is on. */ |
92280f67 | 2050 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2051 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2052 | &dummy_uint, &dummy_uint); | |
18686d47 | 2053 | |
78589e07 | 2054 | /* Make the menu on that window. */ |
92280f67 | 2055 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2056 | if (menu == NULL) |
dcfdbac7 | 2057 | { |
bf501fb9 | 2058 | *error_name = "Can't create menu"; |
f0177f86 | 2059 | unblock_input (); |
78589e07 | 2060 | return Qnil; |
dcfdbac7 | 2061 | } |
78589e07 | 2062 | |
d130d129 RS |
2063 | /* Don't GC while we prepare and show the menu, |
2064 | because we give the oldxmenu library pointers to the | |
2065 | contents of strings. */ | |
2066 | inhibit_garbage_collection (); | |
2067 | ||
87485d6f | 2068 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2069 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2070 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2071 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2072 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2073 | |
2074 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2075 | x += f->left_pos; |
2076 | y += f->top_pos; | |
177c0ea7 | 2077 | |
78589e07 | 2078 | /* Create all the necessary panes and their items. */ |
eef9bc79 PE |
2079 | maxwidth = maxlines = lines = i = 0; |
2080 | lpane = XM_FAILURE; | |
78589e07 | 2081 | while (i < menu_items_used) |
dcfdbac7 | 2082 | { |
28be1ada | 2083 | if (EQ (AREF (menu_items, i), Qt)) |
dcfdbac7 | 2084 | { |
78589e07 RS |
2085 | /* Create a new pane. */ |
2086 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2087 | const char *pane_string; |
78589e07 | 2088 | |
453a4f1b JD |
2089 | maxlines = max (maxlines, lines); |
2090 | lines = 0; | |
28be1ada DA |
2091 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
2092 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
78589e07 | 2093 | pane_string = (NILP (pane_name) |
51b59d79 | 2094 | ? "" : SSDATA (pane_name)); |
cfd794af | 2095 | if ((menuflags & MENU_KEYMAPS) && !NILP (prefix)) |
78589e07 RS |
2096 | pane_string++; |
2097 | ||
92280f67 | 2098 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2099 | if (lpane == XM_FAILURE) |
2100 | { | |
92280f67 | 2101 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2102 | *error_name = "Can't create pane"; |
f0177f86 | 2103 | unblock_input (); |
78589e07 RS |
2104 | return Qnil; |
2105 | } | |
2106 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2107 | |
2108 | /* Find the width of the widest item in this pane. */ | |
4e8d3549 RS |
2109 | j = i; |
2110 | while (j < menu_items_used) | |
2111 | { | |
2112 | Lisp_Object item; | |
28be1ada | 2113 | item = AREF (menu_items, j); |
4e8d3549 RS |
2114 | if (EQ (item, Qt)) |
2115 | break; | |
2116 | if (NILP (item)) | |
2117 | { | |
2118 | j++; | |
2119 | continue; | |
2120 | } | |
d5db4077 | 2121 | width = SBYTES (item); |
4e8d3549 RS |
2122 | if (width > maxwidth) |
2123 | maxwidth = width; | |
2124 | ||
2125 | j += MENU_ITEMS_ITEM_LENGTH; | |
2126 | } | |
dcfdbac7 | 2127 | } |
fcaa7665 RS |
2128 | /* Ignore a nil in the item list. |
2129 | It's meaningful only for dialog boxes. */ | |
28be1ada | 2130 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 2131 | i += 1; |
78589e07 | 2132 | else |
dcfdbac7 | 2133 | { |
78589e07 | 2134 | /* Create a new item within current pane. */ |
3e703b25 | 2135 | Lisp_Object item_name, enable, descrip, help; |
eb18f6cc PE |
2136 | char *item_data; |
2137 | char const *help_string; | |
78589e07 | 2138 | |
28be1ada DA |
2139 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2140 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
78589e07 | 2141 | descrip |
28be1ada DA |
2142 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
2143 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
eb18f6cc | 2144 | help_string = STRINGP (help) ? SSDATA (help) : NULL; |
177c0ea7 | 2145 | |
78589e07 | 2146 | if (!NILP (descrip)) |
4e8d3549 | 2147 | { |
4e8d3549 RS |
2148 | /* if alloca is fast, use that to make the space, |
2149 | to reduce gc needs. */ | |
38182d90 | 2150 | item_data = alloca (maxwidth + SBYTES (descrip) + 1); |
eb18f6cc | 2151 | memcpy (item_data, SSDATA (item_name), SBYTES (item_name)); |
d5db4077 | 2152 | for (j = SCHARS (item_name); j < maxwidth; j++) |
4e8d3549 | 2153 | item_data[j] = ' '; |
eb18f6cc | 2154 | memcpy (item_data + j, SSDATA (descrip), SBYTES (descrip)); |
d5db4077 | 2155 | item_data[j + SBYTES (descrip)] = 0; |
4e8d3549 RS |
2156 | } |
2157 | else | |
eb18f6cc | 2158 | item_data = SSDATA (item_name); |
78589e07 | 2159 | |
eef9bc79 PE |
2160 | if (lpane == XM_FAILURE |
2161 | || (XMenuAddSelection (FRAME_X_DISPLAY (f), | |
2162 | menu, lpane, 0, item_data, | |
2163 | !NILP (enable), help_string) | |
2164 | == XM_FAILURE)) | |
dcfdbac7 | 2165 | { |
92280f67 | 2166 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2167 | *error_name = "Can't add selection to menu"; |
f0177f86 | 2168 | unblock_input (); |
78589e07 | 2169 | return Qnil; |
dcfdbac7 | 2170 | } |
78589e07 | 2171 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2172 | lines++; |
dcfdbac7 JB |
2173 | } |
2174 | } | |
4e8d3549 | 2175 | |
453a4f1b JD |
2176 | maxlines = max (maxlines, lines); |
2177 | ||
78589e07 | 2178 | /* All set and ready to fly. */ |
92280f67 | 2179 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2180 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2181 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2182 | x = min (x, dispwidth); |
2183 | y = min (y, dispheight); | |
2184 | x = max (x, 1); | |
2185 | y = max (y, 1); | |
92280f67 | 2186 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2187 | &ulx, &uly, &width, &height); |
2188 | if (ulx+width > dispwidth) | |
2189 | { | |
78589e07 | 2190 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2191 | ulx = dispwidth - width; |
2192 | } | |
2193 | if (uly+height > dispheight) | |
2194 | { | |
78589e07 | 2195 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2196 | uly = dispheight - height; |
2197 | } | |
2de7397f EZ |
2198 | #ifndef HAVE_X_WINDOWS |
2199 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2200 | { | |
2201 | /* Move the menu away of the echo area, to avoid overwriting the | |
2202 | menu with help echo messages or vice versa. */ | |
2203 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2204 | { | |
2205 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2206 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2207 | } | |
2208 | else | |
2209 | { | |
2210 | y--; | |
2211 | uly--; | |
2212 | } | |
2213 | } | |
2214 | #endif | |
78589e07 RS |
2215 | if (ulx < 0) x -= ulx; |
2216 | if (uly < 0) y -= uly; | |
121e4555 | 2217 | |
cfd794af | 2218 | if (!(menuflags & MENU_FOR_CLICK)) |
453a4f1b JD |
2219 | { |
2220 | /* If position was not given by a mouse click, adjust so upper left | |
2221 | corner of the menu as a whole ends up at given coordinates. This | |
2222 | is what x-popup-menu says in its documentation. */ | |
2223 | x += width/2; | |
2224 | y += 1.5*height/(maxlines+2); | |
2225 | } | |
2226 | ||
121e4555 | 2227 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2228 | XMenuSetFreeze (menu, TRUE); |
2229 | pane = selidx = 0; | |
3e703b25 | 2230 | |
c3438661 JD |
2231 | #ifndef MSDOS |
2232 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2233 | #endif | |
59cfb104 | 2234 | |
1396ac86 | 2235 | record_unwind_protect (pop_down_menu, make_save_ptr_ptr (f, menu)); |
c3438661 | 2236 | |
3e703b25 GM |
2237 | /* Help display under X won't work because XMenuActivate contains |
2238 | a loop that doesn't give Emacs a chance to process it. */ | |
2239 | menu_help_frame = f; | |
92280f67 | 2240 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2241 | x, y, ButtonReleaseMask, &datap, |
2242 | menu_help_callback); | |
eef9bc79 | 2243 | entry = pane_prefix = Qnil; |
a352a815 | 2244 | |
dcfdbac7 JB |
2245 | switch (status) |
2246 | { | |
2247 | case XM_SUCCESS: | |
2248 | #ifdef XDEBUG | |
2249 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2250 | #endif | |
fa6d54d9 | 2251 | |
78589e07 RS |
2252 | /* Find the item number SELIDX in pane number PANE. */ |
2253 | i = 0; | |
2254 | while (i < menu_items_used) | |
fa6d54d9 | 2255 | { |
28be1ada | 2256 | if (EQ (AREF (menu_items, i), Qt)) |
088831f6 | 2257 | { |
78589e07 RS |
2258 | if (pane == 0) |
2259 | pane_prefix | |
28be1ada | 2260 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
2261 | pane--; |
2262 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2263 | } |
78589e07 | 2264 | else |
ab6ee1a0 | 2265 | { |
78589e07 | 2266 | if (pane == -1) |
ab6ee1a0 | 2267 | { |
78589e07 | 2268 | if (selidx == 0) |
ab6ee1a0 | 2269 | { |
78589e07 | 2270 | entry |
28be1ada | 2271 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
cfd794af | 2272 | if (menuflags & MENU_KEYMAPS) |
ab6ee1a0 | 2273 | { |
6c6f1994 | 2274 | entry = list1 (entry); |
78589e07 RS |
2275 | if (!NILP (pane_prefix)) |
2276 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2277 | } |
78589e07 | 2278 | break; |
ab6ee1a0 | 2279 | } |
78589e07 | 2280 | selidx--; |
ab6ee1a0 | 2281 | } |
78589e07 | 2282 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2283 | } |
2284 | } | |
78589e07 | 2285 | break; |
dcfdbac7 | 2286 | |
78589e07 | 2287 | case XM_FAILURE: |
bf501fb9 | 2288 | *error_name = "Can't activate menu"; |
78589e07 | 2289 | case XM_IA_SELECT: |
9f6fcdc5 | 2290 | break; |
78589e07 | 2291 | case XM_NO_SELECT: |
be6ed24a RS |
2292 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2293 | the menu was invoked with a mouse event as POSITION). */ | |
cfd794af | 2294 | if (!(menuflags & MENU_FOR_CLICK)) |
f0177f86 EZ |
2295 | { |
2296 | unblock_input (); | |
2297 | Fsignal (Qquit, Qnil); | |
2298 | } | |
78589e07 | 2299 | break; |
dcfdbac7 | 2300 | } |
a5285df3 | 2301 | |
f0177f86 | 2302 | unblock_input (); |
af89e871 | 2303 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2304 | |
78589e07 | 2305 | return entry; |
dcfdbac7 | 2306 | } |
4dedbfe0 | 2307 | |
78589e07 | 2308 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c | 2309 | |
d009ae66 EZ |
2310 | #ifndef MSDOS |
2311 | /* Detect if a dialog or menu has been posted. MSDOS has its own | |
2312 | implementation on msdos.c. */ | |
b79b8a1c | 2313 | |
077288cf | 2314 | int ATTRIBUTE_CONST |
971de7fb | 2315 | popup_activated (void) |
b79b8a1c CY |
2316 | { |
2317 | return popup_activated_flag; | |
2318 | } | |
d009ae66 | 2319 | #endif /* not MSDOS */ |
e3135734 CY |
2320 | |
2321 | /* The following is used by delayed window autoselection. */ | |
2322 | ||
2323 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2324 | doc: /* Return t if a menu or popup dialog is active. */) | |
5842a27b | 2325 | (void) |
e3135734 | 2326 | { |
e3135734 | 2327 | return (popup_activated ()) ? Qt : Qnil; |
e3135734 | 2328 | } |
088831f6 | 2329 | \f |
dfcf069d | 2330 | void |
971de7fb | 2331 | syms_of_xmenu (void) |
dcfdbac7 | 2332 | { |
cd3520a4 | 2333 | DEFSYM (Qdebug_on_next_call, "debug-on-next-call"); |
0314aacb | 2334 | |
8ed87156 | 2335 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2336 | widget_id_tick = (1<<16); |
88766961 | 2337 | next_menubar_widget_id = 1; |
8ed87156 RS |
2338 | #endif |
2339 | ||
508fb067 | 2340 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2341 | |
2342 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2343 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2344 | Ffset (intern_c_string ("accelerate-menu"), |
2345 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe | 2346 | #endif |
dcfdbac7 | 2347 | } |