Commit | Line | Data |
---|---|---|
dcfdbac7 | 1 | /* X Communication module for terminals which understand the X protocol. |
95df8112 | 2 | |
acaf905b | 3 | Copyright (C) 1986, 1988, 1993-1994, 1996, 1999-2012 |
95df8112 | 4 | Free Software 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 | ||
8faf6057 | 35 | #if 0 /* Why was this included? And without syssignal.h? */ |
dcfdbac7 JB |
36 | /* On 4.3 this loses if it comes after xterm.h. */ |
37 | #include <signal.h> | |
8faf6057 | 38 | #endif |
565620a5 RS |
39 | |
40 | #include <stdio.h> | |
d7306fe6 | 41 | #include <setjmp.h> |
7ee72033 | 42 | |
dcfdbac7 | 43 | #include "lisp.h" |
02067692 | 44 | #include "keyboard.h" |
5ee707b8 | 45 | #include "keymap.h" |
7708e9bd | 46 | #include "frame.h" |
428a555e | 47 | #include "termhooks.h" |
dcfdbac7 | 48 | #include "window.h" |
9ac0d9e0 | 49 | #include "blockinput.h" |
e5560ff7 | 50 | #include "character.h" |
88766961 | 51 | #include "buffer.h" |
cc45fb40 SM |
52 | #include "charset.h" |
53 | #include "coding.h" | |
c3438661 | 54 | #include "sysselect.h" |
dcfdbac7 | 55 | |
eeee3112 RS |
56 | #ifdef MSDOS |
57 | #include "msdos.h" | |
58 | #endif | |
59 | ||
87485d6f | 60 | #ifdef HAVE_X_WINDOWS |
dcfdbac7 JB |
61 | /* This may include sys/types.h, and that somehow loses |
62 | if this is not done before the other system files. */ | |
63 | #include "xterm.h" | |
87485d6f | 64 | #endif |
dcfdbac7 JB |
65 | |
66 | /* Load sys/types.h if not already loaded. | |
67 | In some systems loading it twice is suicidal. */ | |
68 | #ifndef makedev | |
69 | #include <sys/types.h> | |
70 | #endif | |
71 | ||
72 | #include "dispextern.h" | |
73 | ||
87485d6f | 74 | #ifdef HAVE_X_WINDOWS |
646f98ec DL |
75 | /* Defining HAVE_MULTILINGUAL_MENU would mean that the toolkit menu |
76 | code accepts the Emacs internal encoding. */ | |
703dc2a8 | 77 | #undef HAVE_MULTILINGUAL_MENU |
18686d47 | 78 | #ifdef USE_X_TOOLKIT |
991786dd | 79 | #include "widget.h" |
18686d47 RS |
80 | #include <X11/Xlib.h> |
81 | #include <X11/IntrinsicP.h> | |
82 | #include <X11/CoreP.h> | |
83 | #include <X11/StringDefs.h> | |
60f312e2 | 84 | #include <X11/Shell.h> |
5ee80bd3 | 85 | #ifdef USE_LUCID |
99852628 JD |
86 | #include "xsettings.h" |
87 | #include "../lwlib/xlwmenu.h" | |
5262c5c7 CY |
88 | #ifdef HAVE_XAW3D |
89 | #include <X11/Xaw3d/Paned.h> | |
90 | #else /* !HAVE_XAW3D */ | |
1d1c1567 | 91 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 92 | #endif /* HAVE_XAW3D */ |
5ee80bd3 | 93 | #endif /* USE_LUCID */ |
c865c575 | 94 | #ifdef USE_MOTIF |
dee186b6 | 95 | #include "../lwlib/lwlib.h" |
c865c575 | 96 | #endif |
a352a815 | 97 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 98 | #ifndef USE_GTK |
a352a815 | 99 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 100 | #endif |
a352a815 RS |
101 | #endif /* not USE_X_TOOLKIT */ |
102 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 103 | |
e7c9048f AS |
104 | #ifdef USE_GTK |
105 | #include "gtkutil.h" | |
93d5ca1f JD |
106 | #ifdef HAVE_GTK3 |
107 | #include "xgselect.h" | |
108 | #endif | |
e7c9048f AS |
109 | #endif |
110 | ||
111 | #include "menu.h" | |
112 | ||
dcfdbac7 JB |
113 | #ifndef TRUE |
114 | #define TRUE 1 | |
78589e07 | 115 | #endif /* no TRUE */ |
dcfdbac7 | 116 | |
955cbe7b | 117 | static Lisp_Object Qdebug_on_next_call; |
0314aacb | 118 | |
04bab72c | 119 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
f57e2426 | 120 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, |
42ca4633 | 121 | const char **); |
3427a3db | 122 | #endif |
78589e07 | 123 | \f |
4dedbfe0 | 124 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 125 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 126 | static int popup_activated_flag; |
4dedbfe0 | 127 | |
bd3a4da2 | 128 | \f |
88766961 | 129 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 130 | |
281585b0 PE |
131 | static int next_menubar_widget_id; |
132 | ||
7556890b | 133 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 134 | |
88766961 | 135 | static struct frame * |
ebd15611 | 136 | menubar_id_to_frame (LWLIB_ID id) |
88766961 RS |
137 | { |
138 | Lisp_Object tail, frame; | |
139 | FRAME_PTR f; | |
bd3a4da2 | 140 | |
8e50cc2d | 141 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
bd3a4da2 | 142 | { |
8e713be6 | 143 | frame = XCAR (tail); |
8e50cc2d | 144 | if (!FRAMEP (frame)) |
88766961 RS |
145 | continue; |
146 | f = XFRAME (frame); | |
2d764c78 | 147 | if (!FRAME_WINDOW_P (f)) |
88766961 | 148 | continue; |
7556890b | 149 | if (f->output_data.x->id == id) |
88766961 | 150 | return f; |
bd3a4da2 | 151 | } |
88766961 | 152 | return 0; |
bd3a4da2 | 153 | } |
88766961 RS |
154 | |
155 | #endif | |
4dedbfe0 | 156 | \f |
a894238b JD |
157 | #ifdef HAVE_X_WINDOWS |
158 | /* Return the mouse position in *X and *Y. The coordinates are window | |
159 | relative for the edit window in frame F. | |
160 | This is for Fx_popup_menu. The mouse_position_hook can not | |
161 | be used for X, as it returns window relative coordinates | |
162 | for the window where the mouse is in. This could be the menu bar, | |
163 | the scroll bar or the edit window. Fx_popup_menu needs to be | |
164 | sure it is the edit window. */ | |
ef7417fd | 165 | void |
971de7fb | 166 | mouse_position_for_popup (FRAME_PTR f, int *x, int *y) |
a894238b JD |
167 | { |
168 | Window root, dummy_window; | |
169 | int dummy; | |
170 | ||
62af879c KL |
171 | if (! FRAME_X_P (f)) |
172 | abort (); | |
173 | ||
a894238b | 174 | BLOCK_INPUT; |
177c0ea7 | 175 | |
a894238b JD |
176 | XQueryPointer (FRAME_X_DISPLAY (f), |
177 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
178 | ||
179 | /* The root window which contains the pointer. */ | |
180 | &root, | |
181 | ||
182 | /* Window pointer is on, not used */ | |
183 | &dummy_window, | |
184 | ||
185 | /* The position on that root window. */ | |
186 | x, y, | |
187 | ||
188 | /* x/y in dummy_window coordinates, not used. */ | |
189 | &dummy, &dummy, | |
190 | ||
191 | /* Modifier keys and pointer buttons, about which | |
192 | we don't care. */ | |
193 | (unsigned int *) &dummy); | |
194 | ||
195 | UNBLOCK_INPUT; | |
196 | ||
197 | /* xmenu_show expects window coordinates, not root window | |
198 | coordinates. Translate. */ | |
9882535b KS |
199 | *x -= f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
200 | *y -= f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
a894238b JD |
201 | } |
202 | ||
203 | #endif /* HAVE_X_WINDOWS */ | |
204 | ||
1e659e4c RS |
205 | #ifdef HAVE_MENUS |
206 | ||
a7ca3326 | 207 | DEFUN ("x-popup-dialog", Fx_popup_dialog, Sx_popup_dialog, 2, 3, 0, |
f6e34773 | 208 | doc: /* Pop up a dialog box and return user's selection. |
228299fa GM |
209 | POSITION specifies which frame to use. |
210 | This is normally a mouse button event or a window or frame. | |
211 | If POSITION is t, it means to use the frame the mouse is on. | |
212 | The dialog box appears in the middle of the specified frame. | |
213 | ||
214 | CONTENTS specifies the alternatives to display in the dialog box. | |
6a040d6a | 215 | It is a list of the form (DIALOG ITEM1 ITEM2...). |
228299fa GM |
216 | Each ITEM is a cons cell (STRING . VALUE). |
217 | The return value is VALUE from the chosen item. | |
218 | ||
219 | An ITEM may also be just a string--that makes a nonselectable item. | |
220 | An ITEM may also be nil--that means to put all preceding items | |
221 | on the left of the dialog box and all following items on the right. | |
c05fe5d5 LT |
222 | \(By default, approximately half appear on each side.) |
223 | ||
6a040d6a NR |
224 | If HEADER is non-nil, the frame title for the box is "Information", |
225 | otherwise it is "Question". | |
226 | ||
c05fe5d5 LT |
227 | If the user gets rid of the dialog box without making a valid choice, |
228 | for instance using the window manager, then this produces a quit and | |
229 | `x-popup-dialog' does not return. */) | |
5842a27b | 230 | (Lisp_Object position, Lisp_Object contents, Lisp_Object header) |
165e1749 | 231 | { |
cc45fb40 | 232 | FRAME_PTR f = NULL; |
99fe880d | 233 | Lisp_Object window; |
165e1749 FP |
234 | |
235 | check_x (); | |
236 | ||
99fe880d | 237 | /* Decode the first argument: find the window or frame to use. */ |
88d4f6ec | 238 | if (EQ (position, Qt) |
2b06561a DL |
239 | || (CONSP (position) && (EQ (XCAR (position), Qmenu_bar) |
240 | || EQ (XCAR (position), Qtool_bar)))) | |
165e1749 | 241 | { |
b14db4d7 | 242 | #if 0 /* Using the frame the mouse is on may not be right. */ |
99fe880d | 243 | /* Use the mouse's current position. */ |
b404828f | 244 | FRAME_PTR new_f = SELECTED_FRAME (); |
99fe880d | 245 | Lisp_Object bar_window; |
cc45fb40 | 246 | enum scroll_bar_part part; |
08dc5ae6 | 247 | Time time; |
99fe880d | 248 | Lisp_Object x, y; |
165e1749 | 249 | |
46b657e2 | 250 | (*mouse_position_hook) (&new_f, 1, &bar_window, &part, &x, &y, &time); |
5ca2ef64 | 251 | |
99fe880d | 252 | if (new_f != 0) |
a39f0477 | 253 | XSETFRAME (window, new_f); |
99fe880d RS |
254 | else |
255 | window = selected_window; | |
b14db4d7 | 256 | #endif |
88d4f6ec | 257 | window = selected_window; |
99fe880d RS |
258 | } |
259 | else if (CONSP (position)) | |
260 | { | |
261 | Lisp_Object tem; | |
262 | tem = Fcar (position); | |
b5bb2705 | 263 | if (CONSP (tem)) |
99fe880d | 264 | window = Fcar (Fcdr (position)); |
80670155 RS |
265 | else |
266 | { | |
99fe880d RS |
267 | tem = Fcar (Fcdr (position)); /* EVENT_START (position) */ |
268 | window = Fcar (tem); /* POSN_WINDOW (tem) */ | |
165e1749 | 269 | } |
165e1749 | 270 | } |
99fe880d RS |
271 | else if (WINDOWP (position) || FRAMEP (position)) |
272 | window = position; | |
a9be6839 RS |
273 | else |
274 | window = Qnil; | |
165e1749 | 275 | |
99fe880d | 276 | /* Decode where to put the menu. */ |
165e1749 | 277 | |
b5bb2705 | 278 | if (FRAMEP (window)) |
99fe880d | 279 | f = XFRAME (window); |
b5bb2705 | 280 | else if (WINDOWP (window)) |
165e1749 | 281 | { |
b7826503 | 282 | CHECK_LIVE_WINDOW (window); |
99fe880d | 283 | f = XFRAME (WINDOW_FRAME (XWINDOW (window))); |
165e1749 | 284 | } |
99fe880d RS |
285 | else |
286 | /* ??? Not really clean; should be CHECK_WINDOW_OR_FRAME, | |
287 | but I don't want to make one now. */ | |
b7826503 | 288 | CHECK_WINDOW (window); |
165e1749 | 289 | |
a9e1244d EZ |
290 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
291 | error ("Can not put X dialog on this terminal"); | |
62af879c | 292 | |
5da9fdfa YM |
293 | /* Force a redisplay before showing the dialog. If a frame is created |
294 | just before showing the dialog, its contents may not have been fully | |
295 | drawn, as this depends on timing of events from the X server. Redisplay | |
296 | is not done when a dialog is shown. If redisplay could be done in the | |
297 | X event loop (i.e. the X event loop does not run in a signal handler) | |
298 | this would not be needed. | |
299 | ||
300 | Do this before creating the widget value that points to Lisp | |
301 | string contents, because Fredisplay may GC and relocate them. */ | |
302 | Fredisplay (Qt); | |
303 | ||
488dd4c4 | 304 | #if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK) |
99fe880d RS |
305 | /* Display a menu with these alternatives |
306 | in the middle of frame F. */ | |
307 | { | |
308 | Lisp_Object x, y, frame, newpos; | |
a39f0477 KH |
309 | XSETFRAME (frame, f); |
310 | XSETINT (x, x_pixel_width (f) / 2); | |
311 | XSETINT (y, x_pixel_height (f) / 2); | |
99fe880d RS |
312 | newpos = Fcons (Fcons (x, Fcons (y, Qnil)), Fcons (frame, Qnil)); |
313 | ||
314 | return Fx_popup_menu (newpos, | |
315 | Fcons (Fcar (contents), Fcons (contents, Qnil))); | |
316 | } | |
317 | #else | |
318 | { | |
319 | Lisp_Object title; | |
42ca4633 | 320 | const char *error_name; |
99fe880d | 321 | Lisp_Object selection; |
d311d28c | 322 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
165e1749 | 323 | |
99fe880d RS |
324 | /* Decode the dialog items from what was specified. */ |
325 | title = Fcar (contents); | |
b7826503 | 326 | CHECK_STRING (title); |
86fad4ec | 327 | record_unwind_protect (unuse_menu_items, Qnil); |
165e1749 | 328 | |
6b61353c KH |
329 | if (NILP (Fcar (Fcdr (contents)))) |
330 | /* No buttons specified, add an "Ok" button so users can pop down | |
331 | the dialog. Also, the lesstif/motif version crashes if there are | |
332 | no buttons. */ | |
333 | contents = Fcons (title, Fcons (Fcons (build_string ("Ok"), Qt), Qnil)); | |
b9de078a | 334 | |
99fe880d | 335 | list_of_panes (Fcons (contents, Qnil)); |
165e1749 | 336 | |
99fe880d RS |
337 | /* Display them in a dialog box. */ |
338 | BLOCK_INPUT; | |
6a040d6a | 339 | selection = xdialog_show (f, 0, title, header, &error_name); |
99fe880d | 340 | UNBLOCK_INPUT; |
165e1749 | 341 | |
86fad4ec | 342 | unbind_to (specpdl_count, Qnil); |
99fe880d RS |
343 | discard_menu_items (); |
344 | ||
f390e2d5 | 345 | if (error_name) error ("%s", error_name); |
99fe880d RS |
346 | return selection; |
347 | } | |
7464b131 | 348 | #endif |
392d3f4b | 349 | } |
c3438661 JD |
350 | |
351 | ||
352 | #ifndef MSDOS | |
353 | ||
4475bec4 PE |
354 | #if defined USE_GTK || defined USE_MOTIF |
355 | ||
b3935289 JD |
356 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
357 | ||
358 | void | |
971de7fb | 359 | x_menu_set_in_use (int in_use) |
b3935289 JD |
360 | { |
361 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 362 | popup_activated_flag = in_use; |
73dba342 | 363 | #ifdef USE_X_TOOLKIT |
98a20c65 CY |
364 | if (popup_activated_flag) |
365 | x_activate_timeout_atimer (); | |
73dba342 | 366 | #endif |
b3935289 JD |
367 | } |
368 | ||
4475bec4 PE |
369 | #endif |
370 | ||
c3438661 JD |
371 | /* Wait for an X event to arrive or for a timer to expire. */ |
372 | ||
6f37259d PE |
373 | #ifndef USE_MOTIF |
374 | static | |
375 | #endif | |
b3935289 | 376 | void |
c3438661 JD |
377 | x_menu_wait_for_event (void *data) |
378 | { | |
c3438661 JD |
379 | /* Another way to do this is to register a timer callback, that can be |
380 | done in GTK and Xt. But we have to do it like this when using only X | |
381 | anyway, and with callbacks we would have three variants for timer handling | |
382 | instead of the small ifdefs below. */ | |
383 | ||
384 | while ( | |
385 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 386 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
387 | #elif defined USE_GTK |
388 | ! gtk_events_pending () | |
389 | #else | |
390 | ! XPending ((Display*) data) | |
391 | #endif | |
392 | ) | |
393 | { | |
f868cd8a | 394 | EMACS_TIME next_time = timer_check (), *ntp; |
c3438661 JD |
395 | SELECT_TYPE read_fds; |
396 | struct x_display_info *dpyinfo; | |
397 | int n = 0; | |
398 | ||
399 | FD_ZERO (&read_fds); | |
400 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
401 | { | |
402 | int fd = ConnectionNumber (dpyinfo->display); | |
403 | FD_SET (fd, &read_fds); | |
404 | if (fd > n) n = fd; | |
11814156 | 405 | XFlush (dpyinfo->display); |
c3438661 JD |
406 | } |
407 | ||
d35af63c | 408 | if (! EMACS_TIME_VALID_P (next_time)) |
e90292a9 JD |
409 | ntp = 0; |
410 | else | |
411 | ntp = &next_time; | |
c3438661 | 412 | |
93d5ca1f | 413 | #ifdef HAVE_GTK3 |
63def6b6 CY |
414 | /* Gtk3 have arrows on menus when they don't fit. When the |
415 | pointer is over an arrow, a timeout scrolls it a bit. Use | |
416 | xg_select so that timeout gets triggered. */ | |
417 | xg_select (n + 1, &read_fds, NULL, NULL, ntp, NULL); | |
93d5ca1f | 418 | #else |
d35af63c | 419 | pselect (n + 1, &read_fds, NULL, NULL, ntp, NULL); |
93d5ca1f | 420 | #endif |
c3438661 JD |
421 | } |
422 | } | |
423 | #endif /* ! MSDOS */ | |
424 | ||
78589e07 | 425 | \f |
488dd4c4 | 426 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 427 | |
f1d1cd24 JD |
428 | #ifdef USE_X_TOOLKIT |
429 | ||
4dedbfe0 | 430 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 431 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
432 | and x-popup-dialog; it is not used for the menu bar. |
433 | ||
2e2b8e22 | 434 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 435 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 436 | |
f02cac82 | 437 | static void |
ebd15611 | 438 | popup_get_selection (XEvent *initial_event, struct x_display_info *dpyinfo, LWLIB_ID id, int do_timers) |
78589e07 | 439 | { |
4dedbfe0 | 440 | XEvent event; |
f02cac82 | 441 | |
8b806a85 JD |
442 | while (popup_activated_flag) |
443 | { | |
c0b0f54b | 444 | if (initial_event) |
8b806a85 JD |
445 | { |
446 | event = *initial_event; | |
447 | initial_event = 0; | |
448 | } | |
449 | else | |
c3438661 JD |
450 | { |
451 | if (do_timers) x_menu_wait_for_event (0); | |
452 | XtAppNextEvent (Xt_app_con, &event); | |
453 | } | |
78589e07 | 454 | |
10624005 | 455 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
456 | And make sure to deactivate for any ButtonRelease, |
457 | even if XtDispatchEvent doesn't do that. */ | |
458 | if (event.type == ButtonRelease | |
459 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
460 | { |
461 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 462 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
463 | Btn1Down seems the only way to convince Motif to |
464 | activate its callbacks; setting the XmNmenuPost | |
465 | isn't working. --marcus@sysc.pdx.edu. */ | |
466 | event.xbutton.button = 1; | |
467 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
468 | key is pressed and the button is released. So reset key state | |
469 | so Motif thinks this is the case. */ | |
470 | event.xbutton.state = 0; | |
c8b5aa3d | 471 | #endif |
10624005 | 472 | } |
33385c6f | 473 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 474 | else if (event.type == KeyPress |
10624005 | 475 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
476 | { |
477 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 478 | |
33385c6f JD |
479 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
480 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 481 | popup_activated_flag = 0; |
8b806a85 | 482 | } |
177c0ea7 | 483 | |
8b806a85 | 484 | x_dispatch_event (&event, event.xany.display); |
aa669def | 485 | } |
78589e07 RS |
486 | } |
487 | ||
12b6af5c | 488 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
489 | doc: /* Start key navigation of the menu bar in FRAME. |
490 | This initially opens the first menu bar item and you can then navigate with the | |
491 | arrow keys, select a menu entry with the return key or cancel with the | |
492 | escape key. If FRAME has no menu bar this function does nothing. | |
493 | ||
494 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 495 | (Lisp_Object frame) |
22badffe JD |
496 | { |
497 | XEvent ev; | |
498 | FRAME_PTR f = check_x_frame (frame); | |
499 | Widget menubar; | |
500 | BLOCK_INPUT; | |
501 | ||
502 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
503 | set_frame_menubar (f, 0, 1); | |
504 | ||
505 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
506 | if (menubar) | |
507 | { | |
508 | Window child; | |
509 | int error_p = 0; | |
510 | ||
511 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
512 | memset (&ev, 0, sizeof ev); | |
513 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
514 | ev.xbutton.window = XtWindow (menubar); | |
515 | ev.xbutton.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
516 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); | |
517 | ev.xbutton.button = Button1; | |
518 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
519 | ev.xbutton.same_screen = True; | |
520 | ||
521 | #ifdef USE_MOTIF | |
522 | { | |
523 | Arg al[2]; | |
524 | WidgetList list; | |
525 | Cardinal nr; | |
526 | XtSetArg (al[0], XtNchildren, &list); | |
527 | XtSetArg (al[1], XtNnumChildren, &nr); | |
528 | XtGetValues (menubar, al, 2); | |
529 | ev.xbutton.window = XtWindow (list[0]); | |
530 | } | |
531 | #endif | |
532 | ||
533 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
534 | /* From-window, to-window. */ | |
535 | ev.xbutton.window, ev.xbutton.root, | |
536 | ||
537 | /* From-position, to-position. */ | |
538 | ev.xbutton.x, ev.xbutton.y, | |
539 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
540 | ||
541 | /* Child of win. */ | |
542 | &child); | |
543 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
544 | x_uncatch_errors (); | |
545 | ||
546 | if (! error_p) | |
547 | { | |
548 | ev.type = ButtonPress; | |
549 | ev.xbutton.state = 0; | |
550 | ||
551 | XtDispatchEvent (&ev); | |
552 | ev.xbutton.type = ButtonRelease; | |
553 | ev.xbutton.state = Button1Mask; | |
554 | XtDispatchEvent (&ev); | |
555 | } | |
556 | } | |
557 | ||
558 | UNBLOCK_INPUT; | |
57d671b4 AS |
559 | |
560 | return Qnil; | |
22badffe | 561 | } |
488dd4c4 JD |
562 | #endif /* USE_X_TOOLKIT */ |
563 | ||
22badffe | 564 | |
488dd4c4 | 565 | #ifdef USE_GTK |
12b6af5c | 566 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
567 | doc: /* Start key navigation of the menu bar in FRAME. |
568 | This initially opens the first menu bar item and you can then navigate with the | |
569 | arrow keys, select a menu entry with the return key or cancel with the | |
570 | escape key. If FRAME has no menu bar this function does nothing. | |
571 | ||
572 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 573 | (Lisp_Object frame) |
22badffe JD |
574 | { |
575 | GtkWidget *menubar; | |
8630721e CY |
576 | FRAME_PTR f; |
577 | ||
718aeeb8 CY |
578 | /* gcc 2.95 doesn't accept the FRAME_PTR declaration after |
579 | BLOCK_INPUT. */ | |
580 | ||
22badffe | 581 | BLOCK_INPUT; |
8630721e | 582 | f = check_x_frame (frame); |
22badffe JD |
583 | |
584 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
585 | set_frame_menubar (f, 0, 1); | |
586 | ||
587 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
588 | if (menubar) | |
589 | { | |
590 | /* Activate the first menu. */ | |
591 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
592 | ||
32d46135 JD |
593 | if (children) |
594 | { | |
595 | g_signal_emit_by_name (children->data, "activate_item"); | |
596 | popup_activated_flag = 1; | |
597 | g_list_free (children); | |
598 | } | |
22badffe JD |
599 | } |
600 | UNBLOCK_INPUT; | |
601 | ||
602 | return Qnil; | |
603 | } | |
604 | ||
488dd4c4 JD |
605 | /* Loop util popup_activated_flag is set to zero in a callback. |
606 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 607 | |
488dd4c4 | 608 | static void |
971de7fb | 609 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
610 | { |
611 | ++popup_activated_flag; | |
612 | ||
613 | /* Process events in the Gtk event loop until done. */ | |
614 | while (popup_activated_flag) | |
615 | { | |
c3438661 | 616 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
617 | gtk_main_iteration (); |
618 | } | |
619 | } | |
620 | #endif | |
621 | ||
88766961 RS |
622 | /* Activate the menu bar of frame F. |
623 | This is called from keyboard.c when it gets the | |
3b8f9651 | 624 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
625 | |
626 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 627 | that was saved in saved_menu_event. |
88766961 RS |
628 | That makes the toolkit do its thing. |
629 | ||
630 | But first we recompute the menu bar contents (the whole tree). | |
631 | ||
632 | The reason for saving the button event until here, instead of | |
633 | passing it to the toolkit right away, is that we can safely | |
634 | execute Lisp code. */ | |
177c0ea7 | 635 | |
dfcf069d | 636 | void |
971de7fb | 637 | x_activate_menubar (FRAME_PTR f) |
88766961 | 638 | { |
62af879c KL |
639 | if (! FRAME_X_P (f)) |
640 | abort (); | |
641 | ||
ac78b144 | 642 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
643 | return; |
644 | ||
177c0ea7 | 645 | #ifdef USE_GTK |
6b61353c KH |
646 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
647 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
648 | return; |
649 | #endif | |
177c0ea7 | 650 | |
a9be6839 | 651 | set_frame_menubar (f, 0, 1); |
88766961 | 652 | BLOCK_INPUT; |
cf28cebc | 653 | popup_activated_flag = 1; |
488dd4c4 JD |
654 | #ifdef USE_GTK |
655 | XPutBackEvent (f->output_data.x->display_info->display, | |
656 | f->output_data.x->saved_menu_event); | |
488dd4c4 | 657 | #else |
86fad4ec | 658 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 659 | #endif |
88766961 | 660 | UNBLOCK_INPUT; |
177c0ea7 | 661 | |
88766961 | 662 | /* Ignore this if we get it a second time. */ |
ac78b144 | 663 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
664 | } |
665 | ||
4dedbfe0 PR |
666 | /* This callback is invoked when the user selects a menubar cascade |
667 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 668 | |
488dd4c4 | 669 | #ifndef USE_GTK |
78589e07 | 670 | static void |
ebd15611 | 671 | popup_activate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
78589e07 | 672 | { |
4dedbfe0 | 673 | popup_activated_flag = 1; |
98a20c65 CY |
674 | #ifdef USE_X_TOOLKIT |
675 | x_activate_timeout_atimer (); | |
676 | #endif | |
7555d825 | 677 | } |
488dd4c4 | 678 | #endif |
7555d825 GM |
679 | |
680 | /* This callback is invoked when a dialog or menu is finished being | |
681 | used and has been unposted. */ | |
682 | ||
488dd4c4 JD |
683 | #ifdef USE_GTK |
684 | static void | |
971de7fb | 685 | popup_deactivate_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
686 | { |
687 | popup_activated_flag = 0; | |
688 | } | |
689 | #else | |
7555d825 | 690 | static void |
ebd15611 | 691 | popup_deactivate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
7555d825 | 692 | { |
7555d825 | 693 | popup_activated_flag = 0; |
78589e07 | 694 | } |
488dd4c4 | 695 | #endif |
78589e07 | 696 | |
850df50b | 697 | |
488dd4c4 JD |
698 | /* Function that finds the frame for WIDGET and shows the HELP text |
699 | for that widget. | |
700 | F is the frame if known, or NULL if not known. */ | |
701 | static void | |
971de7fb | 702 | show_help_event (FRAME_PTR f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 703 | { |
488dd4c4 | 704 | Lisp_Object frame; |
850df50b | 705 | |
850df50b | 706 | if (f) |
9cd50434 GM |
707 | { |
708 | XSETFRAME (frame, f); | |
709 | kbd_buffer_store_help_event (frame, help); | |
710 | } | |
850df50b GM |
711 | else |
712 | { | |
6b61353c | 713 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 714 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 715 | widget. See which frame that is. */ |
488dd4c4 | 716 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
717 | Lisp_Object tail; |
718 | ||
8e50cc2d | 719 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
720 | { |
721 | frame = XCAR (tail); | |
8e50cc2d | 722 | if (FRAMEP (frame) |
850df50b GM |
723 | && (f = XFRAME (frame), |
724 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
725 | break; | |
726 | } | |
6b61353c | 727 | #endif |
f868cd8a | 728 | show_help_echo (help, Qnil, Qnil, Qnil); |
9cd50434 | 729 | } |
850df50b GM |
730 | } |
731 | ||
488dd4c4 JD |
732 | /* Callback called when menu items are highlighted/unhighlighted |
733 | while moving the mouse over them. WIDGET is the menu bar or menu | |
734 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
735 | the data structure for the menu item, or null in case of | |
736 | unhighlighting. */ | |
4dedbfe0 | 737 | |
488dd4c4 | 738 | #ifdef USE_GTK |
032f1620 | 739 | static void |
971de7fb | 740 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
741 | { |
742 | xg_menu_item_cb_data *cb_data; | |
743 | Lisp_Object help; | |
177c0ea7 | 744 | |
488dd4c4 JD |
745 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (widget), |
746 | XG_ITEM_DATA); | |
747 | if (! cb_data) return; | |
748 | ||
749 | help = call_data ? cb_data->help : Qnil; | |
750 | ||
751 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
a560d974 JD |
752 | Don't pass the frame to show_help_event for those. |
753 | Passing frame creates an Emacs event. As we are looping in | |
8d5ed899 | 754 | popup_widget_loop, it won't be handled. Passing NULL shows the tip |
a560d974 JD |
755 | directly without using an Emacs event. This is what the Lucid code |
756 | does below. */ | |
757 | show_help_event (popup_activated_flag <= 1 ? cb_data->cl_data->f : NULL, | |
758 | widget, help); | |
488dd4c4 JD |
759 | } |
760 | #else | |
032f1620 | 761 | static void |
ebd15611 | 762 | menu_highlight_callback (Widget widget, LWLIB_ID id, void *call_data) |
488dd4c4 JD |
763 | { |
764 | struct frame *f; | |
765 | Lisp_Object help; | |
766 | ||
767 | widget_value *wv = (widget_value *) call_data; | |
768 | ||
769 | help = wv ? wv->help : Qnil; | |
177c0ea7 | 770 | |
488dd4c4 JD |
771 | /* Determine the frame for the help event. */ |
772 | f = menubar_id_to_frame (id); | |
773 | ||
774 | show_help_event (f, widget, help); | |
775 | } | |
776 | #endif | |
777 | ||
488dd4c4 JD |
778 | #ifdef USE_GTK |
779 | /* Gtk calls callbacks just because we tell it what item should be | |
780 | selected in a radio group. If this variable is set to a non-zero | |
781 | value, we are creating menus and don't want callbacks right now. | |
782 | */ | |
783 | static int xg_crazy_callback_abort; | |
784 | ||
785 | /* This callback is called from the menu bar pulldown menu | |
786 | when the user makes a selection. | |
787 | Figure out what the user chose | |
788 | and put the appropriate events into the keyboard buffer. */ | |
789 | static void | |
971de7fb | 790 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
791 | { |
792 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
793 | ||
794 | if (xg_crazy_callback_abort) | |
795 | return; | |
796 | ||
797 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
798 | return; | |
799 | ||
b79c8219 JD |
800 | /* For a group of radio buttons, GTK calls the selection callback first |
801 | for the item that was active before the selection and then for the one that | |
802 | is active after the selection. For C-h k this means we get the help on | |
803 | the deselected item and then the selected item is executed. Prevent that | |
804 | by ignoring the non-active item. */ | |
805 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
806 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
807 | return; | |
808 | ||
81f09877 JD |
809 | /* When a menu is popped down, X generates a focus event (i.e. focus |
810 | goes back to the frame below the menu). Since GTK buffers events, | |
811 | we force it out here before the menu selection event. Otherwise | |
812 | sit-for will exit at once if the focus event follows the menu selection | |
813 | event. */ | |
814 | ||
815 | BLOCK_INPUT; | |
816 | while (gtk_events_pending ()) | |
817 | gtk_main_iteration (); | |
818 | UNBLOCK_INPUT; | |
819 | ||
488dd4c4 JD |
820 | find_and_call_menu_selection (cb_data->cl_data->f, |
821 | cb_data->cl_data->menu_bar_items_used, | |
822 | cb_data->cl_data->menu_bar_vector, | |
823 | cb_data->call_data); | |
824 | } | |
825 | ||
826 | #else /* not USE_GTK */ | |
827 | ||
828 | /* This callback is called from the menu bar pulldown menu | |
829 | when the user makes a selection. | |
830 | Figure out what the user chose | |
831 | and put the appropriate events into the keyboard buffer. */ | |
832 | static void | |
ebd15611 | 833 | menubar_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
488dd4c4 JD |
834 | { |
835 | FRAME_PTR f; | |
836 | ||
837 | f = menubar_id_to_frame (id); | |
838 | if (!f) | |
839 | return; | |
840 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
841 | f->menu_bar_vector, client_data); | |
842 | } | |
843 | #endif /* not USE_GTK */ | |
f61a541b GM |
844 | \f |
845 | /* Recompute all the widgets of frame F, when the menu bar has been | |
846 | changed. Value is non-zero if widgets were updated. */ | |
847 | ||
848 | static int | |
971de7fb | 849 | update_frame_menubar (FRAME_PTR f) |
18686d47 | 850 | { |
488dd4c4 JD |
851 | #ifdef USE_GTK |
852 | return xg_update_frame_menubar (f); | |
853 | #else | |
62af879c | 854 | struct x_output *x; |
cffa74ea | 855 | int columns, rows; |
177c0ea7 | 856 | |
62af879c KL |
857 | if (! FRAME_X_P (f)) |
858 | abort (); | |
859 | ||
860 | x = f->output_data.x; | |
861 | ||
f61a541b GM |
862 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
863 | return 0; | |
18686d47 RS |
864 | |
865 | BLOCK_INPUT; | |
f61a541b GM |
866 | /* Save the size of the frame because the pane widget doesn't accept |
867 | to resize itself. So force it. */ | |
9882535b KS |
868 | columns = FRAME_COLS (f); |
869 | rows = FRAME_LINES (f); | |
cffa74ea | 870 | |
f61a541b GM |
871 | /* Do the voodoo which means "I'm changing lots of things, don't try |
872 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 873 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 874 | |
f61a541b GM |
875 | /* The order in which children are managed is the top to bottom |
876 | order in which they are displayed in the paned window. First, | |
877 | remove the text-area widget. */ | |
18686d47 RS |
878 | XtUnmanageChild (x->edit_widget); |
879 | ||
f61a541b GM |
880 | /* Remove the menubar that is there now, and put up the menubar that |
881 | should be there. */ | |
882 | XtManageChild (x->menubar_widget); | |
883 | XtMapWidget (x->menubar_widget); | |
884 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 885 | |
c98fcf4b | 886 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 887 | XtManageChild (x->edit_widget); |
4dedbfe0 | 888 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
889 | |
890 | /* Force the pane widget to resize itself with the right values. */ | |
891 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
18686d47 | 892 | UNBLOCK_INPUT; |
488dd4c4 | 893 | #endif |
f61a541b | 894 | return 1; |
18686d47 RS |
895 | } |
896 | ||
99852628 | 897 | #ifdef USE_LUCID |
1ecb2d3f | 898 | static void |
ebd15611 | 899 | apply_systemfont_to_dialog (Widget w) |
1ecb2d3f JD |
900 | { |
901 | const char *fn = xsettings_get_system_normal_font (); | |
51b59d79 | 902 | if (fn) |
1ecb2d3f JD |
903 | { |
904 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
905 | if (db) | |
3928f2b6 | 906 | XrmPutStringResource (&db, "*dialog.font", fn); |
1ecb2d3f JD |
907 | } |
908 | } | |
909 | ||
99852628 | 910 | static void |
3928f2b6 | 911 | apply_systemfont_to_menu (struct frame *f, Widget w) |
99852628 JD |
912 | { |
913 | const char *fn = xsettings_get_system_normal_font (); | |
99852628 | 914 | |
3928f2b6 | 915 | if (fn) |
99852628 | 916 | { |
3928f2b6 JD |
917 | XrmDatabase db = XtDatabase (XtDisplay (w)); |
918 | if (db) | |
919 | { | |
920 | XrmPutStringResource (&db, "*menubar*font", fn); | |
921 | XrmPutStringResource (&db, "*popup*font", fn); | |
922 | } | |
99852628 | 923 | } |
99852628 | 924 | } |
3928f2b6 | 925 | |
99852628 JD |
926 | #endif |
927 | ||
4bcdbab1 KH |
928 | /* Set the contents of the menubar widgets of frame F. |
929 | The argument FIRST_TIME is currently ignored; | |
930 | it is set the first time this is called, from initialize_frame_menubar. */ | |
931 | ||
18686d47 | 932 | void |
971de7fb | 933 | set_frame_menubar (FRAME_PTR f, int first_time, int deep_p) |
18686d47 | 934 | { |
62af879c | 935 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
936 | #ifdef USE_X_TOOLKIT |
937 | LWLIB_ID id; | |
938 | #endif | |
faa935b6 | 939 | Lisp_Object items; |
4d19cb8e | 940 | widget_value *wv, *first_wv, *prev_wv = 0; |
3e26f69c | 941 | int i; |
ced89c24 | 942 | int *submenu_start, *submenu_end; |
37dc84ff | 943 | int *submenu_top_level_items, *submenu_n_panes; |
cc45fb40 | 944 | |
62af879c KL |
945 | if (! FRAME_X_P (f)) |
946 | abort (); | |
947 | ||
948 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 949 | |
bfc524bc RS |
950 | XSETFRAME (Vmenu_updating_frame, f); |
951 | ||
488dd4c4 | 952 | #ifdef USE_X_TOOLKIT |
7556890b RS |
953 | if (f->output_data.x->id == 0) |
954 | f->output_data.x->id = next_menubar_widget_id++; | |
955 | id = f->output_data.x->id; | |
488dd4c4 | 956 | #endif |
177c0ea7 | 957 | |
88766961 RS |
958 | if (! menubar_widget) |
959 | deep_p = 1; | |
a9be6839 RS |
960 | /* Make the first call for any given frame always go deep. */ |
961 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
962 | { |
963 | deep_p = 1; | |
a9be6839 RS |
964 | f->output_data.x->saved_menu_event = (XEvent*)xmalloc (sizeof (XEvent)); |
965 | f->output_data.x->saved_menu_event->type = 0; | |
745c34fb | 966 | } |
18686d47 | 967 | |
6b61353c KH |
968 | #ifdef USE_GTK |
969 | /* If we have detached menus, we must update deep so detached menus | |
970 | also gets updated. */ | |
971 | deep_p = deep_p || xg_have_tear_offs (); | |
972 | #endif | |
973 | ||
88766961 | 974 | if (deep_p) |
18686d47 | 975 | { |
88766961 RS |
976 | /* Make a widget-value tree representing the entire menu trees. */ |
977 | ||
978 | struct buffer *prev = current_buffer; | |
979 | Lisp_Object buffer; | |
d311d28c | 980 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
981 | int previous_menu_items_used = f->menu_bar_items_used; |
982 | Lisp_Object *previous_items | |
983 | = (Lisp_Object *) alloca (previous_menu_items_used | |
984 | * sizeof (Lisp_Object)); | |
3e26f69c | 985 | int subitems; |
88766961 | 986 | |
0b1cf399 RS |
987 | /* If we are making a new widget, its contents are empty, |
988 | do always reinitialize them. */ | |
989 | if (! menubar_widget) | |
990 | previous_menu_items_used = 0; | |
991 | ||
88766961 RS |
992 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->buffer; |
993 | specbind (Qinhibit_quit, Qt); | |
994 | /* Don't let the debugger step into this code | |
995 | because it is not reentrant. */ | |
996 | specbind (Qdebug_on_next_call, Qnil); | |
997 | ||
89f2614d | 998 | record_unwind_save_match_data (); |
88766961 RS |
999 | if (NILP (Voverriding_local_map_menu_flag)) |
1000 | { | |
1001 | specbind (Qoverriding_terminal_local_map, Qnil); | |
1002 | specbind (Qoverriding_local_map, Qnil); | |
1003 | } | |
18686d47 | 1004 | |
88766961 | 1005 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 1006 | |
88766961 | 1007 | /* Run the Lucid hook. */ |
950eaee7 | 1008 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 1009 | |
88766961 RS |
1010 | /* If it has changed current-menubar from previous value, |
1011 | really recompute the menubar from the value. */ | |
1012 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
1013 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 1014 | safe_run_hooks (Qmenu_bar_update_hook); |
88766961 | 1015 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); |
18686d47 | 1016 | |
88766961 | 1017 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 1018 | |
88766961 | 1019 | /* Save the frame's previous menu bar contents data. */ |
86c04183 | 1020 | if (previous_menu_items_used) |
72af86bd AS |
1021 | memcpy (previous_items, XVECTOR (f->menu_bar_vector)->contents, |
1022 | previous_menu_items_used * sizeof (Lisp_Object)); | |
8d8a3494 | 1023 | |
ced89c24 RS |
1024 | /* Fill in menu_items with the current menu bar contents. |
1025 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
1026 | save_menu_items (); |
1027 | ||
88766961 | 1028 | menu_items = f->menu_bar_vector; |
86c04183 | 1029 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
77b37c05 | 1030 | subitems = ASIZE (items) / 4; |
3e26f69c | 1031 | submenu_start = (int *) alloca ((subitems + 1) * sizeof (int)); |
88c9450f | 1032 | submenu_end = (int *) alloca (subitems * sizeof (int)); |
e3019616 | 1033 | submenu_n_panes = (int *) alloca (subitems * sizeof (int)); |
88c9450f | 1034 | submenu_top_level_items = (int *) alloca (subitems * sizeof (int)); |
88766961 | 1035 | init_menu_items (); |
e3019616 | 1036 | for (i = 0; i < subitems; i++) |
88766961 RS |
1037 | { |
1038 | Lisp_Object key, string, maps; | |
1039 | ||
28be1ada DA |
1040 | key = AREF (items, 4 * i); |
1041 | string = AREF (items, 4 * i + 1); | |
1042 | maps = AREF (items, 4 * i + 2); | |
88766961 RS |
1043 | if (NILP (string)) |
1044 | break; | |
1045 | ||
ced89c24 RS |
1046 | submenu_start[i] = menu_items_used; |
1047 | ||
1048 | menu_items_n_panes = 0; | |
1049 | submenu_top_level_items[i] | |
1050 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 1051 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
1052 | |
1053 | submenu_end[i] = menu_items_used; | |
1054 | } | |
1055 | ||
3e26f69c | 1056 | submenu_start[i] = -1; |
ced89c24 RS |
1057 | finish_menu_items (); |
1058 | ||
1059 | /* Convert menu_items into widget_value trees | |
1060 | to display the menu. This cannot evaluate Lisp code. */ | |
1061 | ||
1062 | wv = xmalloc_widget_value (); | |
1063 | wv->name = "menubar"; | |
1064 | wv->value = 0; | |
1065 | wv->enabled = 1; | |
1066 | wv->button_type = BUTTON_TYPE_NONE; | |
1067 | wv->help = Qnil; | |
1068 | first_wv = wv; | |
1069 | ||
3e26f69c | 1070 | for (i = 0; 0 <= submenu_start[i]; i++) |
ced89c24 | 1071 | { |
37dc84ff | 1072 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
1073 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
1074 | submenu_top_level_items[i]); | |
177c0ea7 | 1075 | if (prev_wv) |
88766961 RS |
1076 | prev_wv->next = wv; |
1077 | else | |
1078 | first_wv->contents = wv; | |
1079 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
1080 | wv->enabled = 1; | |
3427a3db | 1081 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
1082 | prev_wv = wv; |
1083 | } | |
1084 | ||
88766961 | 1085 | set_buffer_internal_1 (prev); |
8d8a3494 | 1086 | |
88766961 RS |
1087 | /* If there has been no change in the Lisp-level contents |
1088 | of the menu bar, skip redisplaying it. Just exit. */ | |
1089 | ||
510d5bf6 | 1090 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
1091 | for (i = 0; i < previous_menu_items_used; i++) |
1092 | if (menu_items_used == i | |
28be1ada | 1093 | || (!EQ (previous_items[i], AREF (menu_items, i)))) |
88766961 | 1094 | break; |
62555c22 | 1095 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 1096 | { |
510d5bf6 RS |
1097 | /* The menu items have not changed. Don't bother updating |
1098 | the menus in any form, since it would be a no-op. */ | |
88766961 | 1099 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 1100 | discard_menu_items (); |
1fc4d463 | 1101 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
1102 | return; |
1103 | } | |
1104 | ||
510d5bf6 | 1105 | /* The menu items are different, so store them in the frame. */ |
1fc4d463 RS |
1106 | f->menu_bar_vector = menu_items; |
1107 | f->menu_bar_items_used = menu_items_used; | |
1108 | ||
bf732638 | 1109 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
1110 | unbind_to (specpdl_count, Qnil); |
1111 | ||
88766961 RS |
1112 | /* Now GC cannot happen during the lifetime of the widget_value, |
1113 | so it's safe to store data from a Lisp_String. */ | |
1114 | wv = first_wv->contents; | |
77b37c05 | 1115 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
1116 | { |
1117 | Lisp_Object string; | |
28be1ada | 1118 | string = AREF (items, i + 1); |
88766961 | 1119 | if (NILP (string)) |
2bf436c3 | 1120 | break; |
51b59d79 | 1121 | wv->name = SSDATA (string); |
2bf436c3 JD |
1122 | update_submenu_strings (wv->contents); |
1123 | wv = wv->next; | |
88766961 RS |
1124 | } |
1125 | ||
4d19cb8e | 1126 | } |
88766961 RS |
1127 | else |
1128 | { | |
1129 | /* Make a widget-value tree containing | |
1130 | just the top level menu bar strings. */ | |
4d19cb8e | 1131 | |
ced89c24 RS |
1132 | wv = xmalloc_widget_value (); |
1133 | wv->name = "menubar"; | |
1134 | wv->value = 0; | |
1135 | wv->enabled = 1; | |
1136 | wv->button_type = BUTTON_TYPE_NONE; | |
1137 | wv->help = Qnil; | |
1138 | first_wv = wv; | |
1139 | ||
88766961 | 1140 | items = FRAME_MENU_BAR_ITEMS (f); |
77b37c05 | 1141 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
1142 | { |
1143 | Lisp_Object string; | |
1144 | ||
28be1ada | 1145 | string = AREF (items, i + 1); |
88766961 RS |
1146 | if (NILP (string)) |
1147 | break; | |
1148 | ||
f7fab165 | 1149 | wv = xmalloc_widget_value (); |
51b59d79 | 1150 | wv->name = SSDATA (string); |
88766961 RS |
1151 | wv->value = 0; |
1152 | wv->enabled = 1; | |
3427a3db | 1153 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1154 | wv->help = Qnil; |
fe8fa62f RS |
1155 | /* This prevents lwlib from assuming this |
1156 | menu item is really supposed to be empty. */ | |
d01a7826 | 1157 | /* The intptr_t cast avoids a warning. |
fe8fa62f | 1158 | This value just has to be different from small integers. */ |
d01a7826 | 1159 | wv->call_data = (void *) (intptr_t) (-1); |
88766961 | 1160 | |
177c0ea7 | 1161 | if (prev_wv) |
88766961 RS |
1162 | prev_wv->next = wv; |
1163 | else | |
1164 | first_wv->contents = wv; | |
1165 | prev_wv = wv; | |
1166 | } | |
62555c22 RS |
1167 | |
1168 | /* Forget what we thought we knew about what is in the | |
1169 | detailed contents of the menu bar menus. | |
1170 | Changing the top level always destroys the contents. */ | |
1171 | f->menu_bar_items_used = 0; | |
88766961 | 1172 | } |
4dedbfe0 | 1173 | |
88766961 | 1174 | /* Create or update the menu bar widget. */ |
aa669def RS |
1175 | |
1176 | BLOCK_INPUT; | |
1177 | ||
488dd4c4 JD |
1178 | #ifdef USE_GTK |
1179 | xg_crazy_callback_abort = 1; | |
1180 | if (menubar_widget) | |
1181 | { | |
6b61353c | 1182 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
1183 | menu trees we supply, rather than just the menu bar item names. */ |
1184 | xg_modify_menubar_widgets (menubar_widget, | |
1185 | f, | |
1186 | first_wv, | |
1187 | deep_p, | |
1188 | G_CALLBACK (menubar_selection_callback), | |
1189 | G_CALLBACK (popup_deactivate_callback), | |
1190 | G_CALLBACK (menu_highlight_callback)); | |
1191 | } | |
1192 | else | |
1193 | { | |
488dd4c4 | 1194 | menubar_widget |
177c0ea7 | 1195 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
1196 | G_CALLBACK (menubar_selection_callback), |
1197 | G_CALLBACK (popup_deactivate_callback), | |
1198 | G_CALLBACK (menu_highlight_callback)); | |
1199 | ||
1200 | f->output_data.x->menubar_widget = menubar_widget; | |
1201 | } | |
1202 | ||
177c0ea7 | 1203 | |
488dd4c4 | 1204 | #else /* not USE_GTK */ |
18686d47 | 1205 | if (menubar_widget) |
4dedbfe0 PR |
1206 | { |
1207 | /* Disable resizing (done for Motif!) */ | |
7556890b | 1208 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
1209 | |
1210 | /* The third arg is DEEP_P, which says to consider the entire | |
1211 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 1212 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 1213 | |
c98fcf4b | 1214 | /* Re-enable the edit widget to resize. */ |
7556890b | 1215 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 1216 | } |
18686d47 RS |
1217 | else |
1218 | { | |
9f6fcdc5 JD |
1219 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
1220 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
1221 | ||
3928f2b6 JD |
1222 | #ifdef USE_LUCID |
1223 | apply_systemfont_to_menu (f, f->output_data.x->column_widget); | |
1224 | #endif | |
1225 | menubar_widget = lw_create_widget ("menubar", "menubar", id, | |
1226 | first_wv, | |
7556890b | 1227 | f->output_data.x->column_widget, |
4dedbfe0 PR |
1228 | 0, |
1229 | popup_activate_callback, | |
1230 | menubar_selection_callback, | |
850df50b GM |
1231 | popup_deactivate_callback, |
1232 | menu_highlight_callback); | |
7556890b | 1233 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
1234 | |
1235 | /* Make menu pop down on C-g. */ | |
1236 | XtOverrideTranslations (menubar_widget, override); | |
18686d47 | 1237 | } |
1d1c1567 KH |
1238 | |
1239 | { | |
cf28cebc | 1240 | int menubar_size; |
723f5a07 J |
1241 | if (f->output_data.x->menubar_widget) |
1242 | XtRealizeWidget (f->output_data.x->menubar_widget); | |
1243 | ||
cf28cebc | 1244 | menubar_size |
7556890b RS |
1245 | = (f->output_data.x->menubar_widget |
1246 | ? (f->output_data.x->menubar_widget->core.height | |
1247 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1248 | : 0); |
1249 | ||
5c646d5a JD |
1250 | #if 1 /* Experimentally, we now get the right results |
1251 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1252 | Maybe so, but the menu bar size is missing the pixels so the | |
cf28cebc | 1253 | WM size hints are off by these pixels. Jan D, oct 2009. */ |
5ee80bd3 | 1254 | #ifdef USE_LUCID |
1d1c1567 KH |
1255 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1256 | { | |
1257 | Dimension ibw = 0; | |
7556890b | 1258 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1259 | XtNinternalBorderWidth, &ibw, NULL); |
1260 | menubar_size += ibw; | |
1261 | } | |
5ee80bd3 | 1262 | #endif /* USE_LUCID */ |
5c646d5a | 1263 | #endif /* 1 */ |
1d1c1567 | 1264 | |
7556890b | 1265 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1266 | } |
488dd4c4 | 1267 | #endif /* not USE_GTK */ |
177c0ea7 | 1268 | |
18686d47 | 1269 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1270 | update_frame_menubar (f); |
18686d47 | 1271 | |
488dd4c4 JD |
1272 | #ifdef USE_GTK |
1273 | xg_crazy_callback_abort = 0; | |
1274 | #endif | |
1275 | ||
18686d47 RS |
1276 | UNBLOCK_INPUT; |
1277 | } | |
85f487d1 | 1278 | |
8e6208c5 | 1279 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1280 | before it is mapped, so that the window is mapped with the menubar already |
1281 | there instead of us tacking it on later and thrashing the window after it | |
1282 | is visible. */ | |
1283 | ||
1284 | void | |
971de7fb | 1285 | initialize_frame_menubar (FRAME_PTR f) |
4dedbfe0 PR |
1286 | { |
1287 | /* This function is called before the first chance to redisplay | |
1288 | the frame. It has to be, so the frame will have the right size. */ | |
1289 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); | |
88766961 | 1290 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1291 | } |
1292 | ||
aba25348 | 1293 | |
4dedbfe0 | 1294 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1295 | This is used when deleting a frame, and when turning off the menu bar. |
1296 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1297 | |
488dd4c4 | 1298 | #ifndef USE_GTK |
85f487d1 | 1299 | void |
ebd15611 | 1300 | free_frame_menubar (FRAME_PTR f) |
85f487d1 FP |
1301 | { |
1302 | Widget menubar_widget; | |
85f487d1 | 1303 | |
62af879c KL |
1304 | if (! FRAME_X_P (f)) |
1305 | abort (); | |
1306 | ||
7556890b | 1307 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1308 | |
1309 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1310 | |
85f487d1 FP |
1311 | if (menubar_widget) |
1312 | { | |
aba25348 GM |
1313 | #ifdef USE_MOTIF |
1314 | /* Removing the menu bar magically changes the shell widget's x | |
1315 | and y position of (0, 0) which, when the menu bar is turned | |
53964682 | 1316 | on again, leads to pull-down menus appearing in strange |
aba25348 GM |
1317 | positions near the upper-left corner of the display. This |
1318 | happens only with some window managers like twm and ctwm, | |
1319 | but not with other like Motif's mwm or kwm, because the | |
1320 | latter generate ConfigureNotify events when the menu bar | |
1321 | is switched off, which fixes the shell position. */ | |
1322 | Position x0, y0, x1, y1; | |
1323 | #endif | |
177c0ea7 | 1324 | |
85f487d1 | 1325 | BLOCK_INPUT; |
aba25348 GM |
1326 | |
1327 | #ifdef USE_MOTIF | |
ae556422 GM |
1328 | if (f->output_data.x->widget) |
1329 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1330 | #endif |
177c0ea7 | 1331 | |
7556890b | 1332 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1333 | f->output_data.x->menubar_widget = NULL; |
aba25348 | 1334 | |
ae556422 GM |
1335 | if (f->output_data.x->widget) |
1336 | { | |
23243f29 | 1337 | #ifdef USE_MOTIF |
ae556422 GM |
1338 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); |
1339 | if (x1 == 0 && y1 == 0) | |
1340 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
aba25348 | 1341 | #endif |
23243f29 J |
1342 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
1343 | } | |
85f487d1 FP |
1344 | UNBLOCK_INPUT; |
1345 | } | |
1346 | } | |
488dd4c4 | 1347 | #endif /* not USE_GTK */ |
78589e07 | 1348 | |
488dd4c4 | 1349 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 RS |
1350 | \f |
1351 | /* xmenu_show actually displays a menu using the panes and items in menu_items | |
1352 | and returns the value selected from it. | |
1353 | There are two versions of xmenu_show, one for Xt and one for Xlib. | |
1354 | Both assume input is blocked by the caller. */ | |
1355 | ||
1356 | /* F is the frame the menu is for. | |
1357 | X and Y are the frame-relative specified position, | |
1358 | relative to the inside upper left corner of the frame F. | |
c8b5aa3d | 1359 | FOR_CLICK is nonzero if this menu was invoked for a mouse click. |
78589e07 RS |
1360 | KEYMAPS is 1 if this menu was specified with keymaps; |
1361 | in that case, we return a list containing the chosen item's value | |
1362 | and perhaps also the pane's prefix. | |
1363 | TITLE is the specified menu title. | |
1364 | ERROR is a place to store an error message string in case of failure. | |
1365 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1366 | |
488dd4c4 JD |
1367 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1368 | ||
1369 | /* The item selected in the popup menu. */ | |
1370 | static Lisp_Object *volatile menu_item_selection; | |
1371 | ||
1372 | #ifdef USE_GTK | |
1373 | ||
1374 | /* Used when position a popup menu. See menu_position_func and | |
1375 | create_and_show_popup_menu below. */ | |
1376 | struct next_popup_x_y | |
1377 | { | |
7b76ca1c | 1378 | FRAME_PTR f; |
488dd4c4 JD |
1379 | int x; |
1380 | int y; | |
1381 | }; | |
1382 | ||
1383 | /* The menu position function to use if we are not putting a popup | |
1384 | menu where the pointer is. | |
1385 | MENU is the menu to pop up. | |
1386 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1387 | PUSH_IN is not documented in the GTK manual. | |
1388 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1389 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1390 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1391 | |
1392 | Here only X and Y are used. */ | |
1393 | static void | |
971de7fb | 1394 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1395 | { |
7b76ca1c JD |
1396 | struct next_popup_x_y* data = (struct next_popup_x_y*)user_data; |
1397 | GtkRequisition req; | |
fd2f80c6 CY |
1398 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (data->f); |
1399 | int disp_width = x_display_pixel_width (dpyinfo); | |
1400 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1401 | |
7b76ca1c JD |
1402 | *x = data->x; |
1403 | *y = data->y; | |
1404 | ||
1405 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1406 | the menu is fully visible. */ | |
0afb4571 | 1407 | gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req); |
7b76ca1c JD |
1408 | if (data->x + req.width > disp_width) |
1409 | *x -= data->x + req.width - disp_width; | |
1410 | if (data->y + req.height > disp_height) | |
1411 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1412 | } |
1413 | ||
1414 | static void | |
971de7fb | 1415 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1416 | { |
1417 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
1418 | ||
1419 | if (xg_crazy_callback_abort) return; | |
1420 | if (cb_data) menu_item_selection = (Lisp_Object *) cb_data->call_data; | |
1421 | } | |
1422 | ||
af89e871 | 1423 | static Lisp_Object |
971de7fb | 1424 | pop_down_menu (Lisp_Object arg) |
af89e871 | 1425 | { |
a130b901 JD |
1426 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); |
1427 | ||
af89e871 | 1428 | popup_activated_flag = 0; |
a130b901 JD |
1429 | BLOCK_INPUT; |
1430 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); | |
1431 | UNBLOCK_INPUT; | |
af89e871 JD |
1432 | return Qnil; |
1433 | } | |
1434 | ||
488dd4c4 JD |
1435 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1436 | menu pops down. | |
1437 | menu_item_selection will be set to the selection. */ | |
1438 | static void | |
08dc5ae6 PE |
1439 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, int x, int y, |
1440 | int for_click, Time timestamp) | |
488dd4c4 JD |
1441 | { |
1442 | int i; | |
1443 | GtkWidget *menu; | |
1444 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1445 | struct next_popup_x_y popup_x_y; | |
d311d28c | 1446 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
93d5ca1f JD |
1447 | int use_pos_func = ! for_click; |
1448 | ||
1449 | #ifdef HAVE_GTK3 | |
1450 | /* Always use position function for Gtk3. Otherwise menus may become | |
1451 | too small to show anything. */ | |
1452 | use_pos_func = 1; | |
1453 | #endif | |
488dd4c4 | 1454 | |
62af879c KL |
1455 | if (! FRAME_X_P (f)) |
1456 | abort (); | |
1457 | ||
488dd4c4 JD |
1458 | xg_crazy_callback_abort = 1; |
1459 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1460 | G_CALLBACK (popup_selection_callback), | |
1461 | G_CALLBACK (popup_deactivate_callback), | |
1462 | G_CALLBACK (menu_highlight_callback)); | |
1463 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1464 | |
93d5ca1f | 1465 | if (use_pos_func) |
488dd4c4 JD |
1466 | { |
1467 | /* Not invoked by a click. pop up at x/y. */ | |
1468 | pos_func = menu_position_func; | |
1469 | ||
1470 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1471 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1472 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1473 | |
1474 | popup_x_y.x = x; | |
1475 | popup_x_y.y = y; | |
7b76ca1c | 1476 | popup_x_y.f = f; |
488dd4c4 | 1477 | |
9b85e63d JD |
1478 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1479 | } | |
93d5ca1f JD |
1480 | |
1481 | if (for_click) | |
9b85e63d JD |
1482 | { |
1483 | for (i = 0; i < 5; i++) | |
1484 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1485 | break; | |
1486 | } | |
59cfb104 | 1487 | |
488dd4c4 JD |
1488 | /* Display the menu. */ |
1489 | gtk_widget_show_all (menu); | |
c0df13a6 | 1490 | |
a20903d0 | 1491 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
08dc5ae6 | 1492 | timestamp ? timestamp : gtk_get_current_event_time ()); |
177c0ea7 | 1493 | |
a130b901 | 1494 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1495 | |
e547b051 | 1496 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1497 | { |
1498 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1499 | two. show_help_echo uses this to detect popup menus. */ | |
1500 | popup_activated_flag = 1; | |
1501 | /* Process events that apply to the menu. */ | |
1502 | popup_widget_loop (1, menu); | |
1503 | } | |
488dd4c4 | 1504 | |
af89e871 | 1505 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1506 | |
488dd4c4 JD |
1507 | /* Must reset this manually because the button release event is not passed |
1508 | to Emacs event loop. */ | |
1509 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
1510 | } | |
1511 | ||
1512 | #else /* not USE_GTK */ | |
18686d47 | 1513 | |
8ed87156 | 1514 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1515 | library. |
1516 | ||
1517 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1518 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1519 | |
88766961 RS |
1520 | For menu bars, we use numbers starting at 0, counted in |
1521 | next_menubar_widget_id. */ | |
8ed87156 | 1522 | LWLIB_ID widget_id_tick; |
165e1749 | 1523 | |
4dedbfe0 | 1524 | static void |
ebd15611 | 1525 | popup_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 PR |
1526 | { |
1527 | menu_item_selection = (Lisp_Object *) client_data; | |
1528 | } | |
1529 | ||
af89e871 JD |
1530 | /* ARG is the LWLIB ID of the dialog box, represented |
1531 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1532 | ||
1533 | static Lisp_Object | |
ebd15611 | 1534 | pop_down_menu (Lisp_Object arg) |
af89e871 JD |
1535 | { |
1536 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1537 | | XINT (XCDR (arg))); | |
1538 | ||
1539 | BLOCK_INPUT; | |
1540 | lw_destroy_all_widgets (id); | |
1541 | UNBLOCK_INPUT; | |
1542 | popup_activated_flag = 0; | |
1543 | ||
1544 | return Qnil; | |
1545 | } | |
1546 | ||
488dd4c4 JD |
1547 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1548 | menu pops down. | |
1549 | menu_item_selection will be set to the selection. */ | |
1550 | static void | |
2b23d2a6 | 1551 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, |
08dc5ae6 | 1552 | int x, int y, int for_click, Time timestamp) |
488dd4c4 JD |
1553 | { |
1554 | int i; | |
1555 | Arg av[2]; | |
1556 | int ac = 0; | |
65969f63 CY |
1557 | XEvent dummy; |
1558 | XButtonPressedEvent *event = &(dummy.xbutton); | |
488dd4c4 JD |
1559 | LWLIB_ID menu_id; |
1560 | Widget menu; | |
488dd4c4 | 1561 | |
62af879c KL |
1562 | if (! FRAME_X_P (f)) |
1563 | abort (); | |
1564 | ||
3928f2b6 JD |
1565 | #ifdef USE_LUCID |
1566 | apply_systemfont_to_menu (f, f->output_data.x->widget); | |
1567 | #endif | |
1568 | ||
488dd4c4 JD |
1569 | menu_id = widget_id_tick++; |
1570 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1571 | f->output_data.x->widget, 1, 0, | |
1572 | popup_selection_callback, | |
1573 | popup_deactivate_callback, | |
1574 | menu_highlight_callback); | |
1575 | ||
65969f63 CY |
1576 | event->type = ButtonPress; |
1577 | event->serial = 0; | |
1578 | event->send_event = 0; | |
1579 | event->display = FRAME_X_DISPLAY (f); | |
1580 | event->time = CurrentTime; | |
1581 | event->root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
1582 | event->window = event->subwindow = event->root; | |
1583 | event->x = x; | |
1584 | event->y = y; | |
488dd4c4 JD |
1585 | |
1586 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1587 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1588 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 | 1589 | |
65969f63 CY |
1590 | event->x_root = x; |
1591 | event->y_root = y; | |
488dd4c4 | 1592 | |
65969f63 CY |
1593 | event->state = 0; |
1594 | event->button = 0; | |
488dd4c4 JD |
1595 | for (i = 0; i < 5; i++) |
1596 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
65969f63 | 1597 | event->button = i; |
488dd4c4 JD |
1598 | |
1599 | /* Don't allow any geometry request from the user. */ | |
1600 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1601 | XtSetValues (menu, av, ac); | |
1602 | ||
1603 | /* Display the menu. */ | |
65969f63 | 1604 | lw_popup_menu (menu, &dummy); |
488dd4c4 | 1605 | popup_activated_flag = 1; |
98a20c65 | 1606 | x_activate_timeout_atimer (); |
59cfb104 | 1607 | |
af89e871 JD |
1608 | { |
1609 | int fact = 4 * sizeof (LWLIB_ID); | |
d311d28c | 1610 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
af89e871 JD |
1611 | record_unwind_protect (pop_down_menu, |
1612 | Fcons (make_number (menu_id >> (fact)), | |
1613 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1614 | |
af89e871 | 1615 | /* Process events that apply to the menu. */ |
95bdef2e | 1616 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1617 | |
af89e871 JD |
1618 | unbind_to (specpdl_count, Qnil); |
1619 | } | |
488dd4c4 JD |
1620 | } |
1621 | ||
1622 | #endif /* not USE_GTK */ | |
1623 | ||
ba24cea2 YM |
1624 | static Lisp_Object |
1625 | cleanup_widget_value_tree (Lisp_Object arg) | |
1626 | { | |
1627 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
1628 | widget_value *wv = p->pointer; | |
1629 | ||
1630 | free_menubar_widget_value_tree (wv); | |
1631 | ||
1632 | return Qnil; | |
1633 | } | |
1634 | ||
ef7417fd SM |
1635 | Lisp_Object |
1636 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, | |
08dc5ae6 | 1637 | Lisp_Object title, const char **error_name, Time timestamp) |
18686d47 | 1638 | { |
78589e07 | 1639 | int i; |
78589e07 | 1640 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 RS |
1641 | widget_value **submenu_stack |
1642 | = (widget_value **) alloca (menu_items_used * sizeof (widget_value *)); | |
1643 | Lisp_Object *subprefix_stack | |
1644 | = (Lisp_Object *) alloca (menu_items_used * sizeof (Lisp_Object)); | |
1645 | int submenu_depth = 0; | |
4e8d3549 | 1646 | |
78c8278d RS |
1647 | int first_pane; |
1648 | ||
9898bd0e | 1649 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1650 | |
62af879c KL |
1651 | if (! FRAME_X_P (f)) |
1652 | abort (); | |
1653 | ||
d4323972 | 1654 | *error_name = NULL; |
78589e07 | 1655 | |
742f715d KH |
1656 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1657 | { | |
d4323972 | 1658 | *error_name = "Empty menu"; |
742f715d KH |
1659 | return Qnil; |
1660 | } | |
63c414df | 1661 | |
78589e07 RS |
1662 | /* Create a tree of widget_value objects |
1663 | representing the panes and their items. */ | |
f7fab165 | 1664 | wv = xmalloc_widget_value (); |
78589e07 RS |
1665 | wv->name = "menu"; |
1666 | wv->value = 0; | |
1667 | wv->enabled = 1; | |
3427a3db | 1668 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1669 | wv->help =Qnil; |
78589e07 | 1670 | first_wv = wv; |
78c8278d | 1671 | first_pane = 1; |
177c0ea7 | 1672 | |
78589e07 RS |
1673 | /* Loop over all panes and items, filling in the tree. */ |
1674 | i = 0; | |
1675 | while (i < menu_items_used) | |
1676 | { | |
28be1ada | 1677 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1678 | { |
1679 | submenu_stack[submenu_depth++] = save_wv; | |
1680 | save_wv = prev_wv; | |
1681 | prev_wv = 0; | |
78c8278d | 1682 | first_pane = 1; |
101bb4a5 RS |
1683 | i++; |
1684 | } | |
28be1ada | 1685 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1686 | { |
1687 | prev_wv = save_wv; | |
1688 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1689 | first_pane = 0; |
101bb4a5 RS |
1690 | i++; |
1691 | } | |
28be1ada | 1692 | else if (EQ (AREF (menu_items, i), Qt) |
101bb4a5 RS |
1693 | && submenu_depth != 0) |
1694 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1695 | /* Ignore a nil in the item list. |
1696 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1697 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 1698 | i += 1; |
28be1ada | 1699 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1700 | { |
1701 | /* Create a new pane. */ | |
1702 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 1703 | const char *pane_string; |
177c0ea7 | 1704 | |
4c329aa8 GM |
1705 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1706 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1707 | |
703dc2a8 | 1708 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1709 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1710 | { | |
8af9fa55 | 1711 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1712 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1713 | } |
703dc2a8 | 1714 | #endif |
78589e07 | 1715 | pane_string = (NILP (pane_name) |
51b59d79 | 1716 | ? "" : SSDATA (pane_name)); |
101bb4a5 | 1717 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1718 | under the top-level menu. */ |
1719 | if (menu_items_n_panes == 1) | |
1720 | pane_string = ""; | |
1721 | ||
1722 | /* If the pane has a meaningful name, | |
1723 | make the pane a top-level menu item | |
1724 | with its items as a submenu beneath it. */ | |
78c8278d | 1725 | if (!keymaps && strcmp (pane_string, "")) |
78589e07 | 1726 | { |
f7fab165 | 1727 | wv = xmalloc_widget_value (); |
78589e07 RS |
1728 | if (save_wv) |
1729 | save_wv->next = wv; | |
1730 | else | |
1731 | first_wv->contents = wv; | |
1732 | wv->name = pane_string; | |
1733 | if (keymaps && !NILP (prefix)) | |
1734 | wv->name++; | |
1735 | wv->value = 0; | |
1736 | wv->enabled = 1; | |
3427a3db | 1737 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1738 | wv->help = Qnil; |
78c8278d RS |
1739 | save_wv = wv; |
1740 | prev_wv = 0; | |
78589e07 | 1741 | } |
78c8278d RS |
1742 | else if (first_pane) |
1743 | { | |
1744 | save_wv = wv; | |
1745 | prev_wv = 0; | |
1746 | } | |
1747 | first_pane = 0; | |
78589e07 RS |
1748 | i += MENU_ITEMS_PANE_LENGTH; |
1749 | } | |
1750 | else | |
1751 | { | |
1752 | /* Create a new item within current pane. */ | |
9cd50434 | 1753 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1754 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1755 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1756 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1757 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1758 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1759 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1760 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1761 | |
703dc2a8 | 1762 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1763 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1764 | { |
646f98ec | 1765 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1766 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1767 | } |
177c0ea7 | 1768 | |
3427a3db | 1769 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1770 | { |
646f98ec | 1771 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1772 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1773 | } |
1774 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1775 | |
f7fab165 | 1776 | wv = xmalloc_widget_value (); |
177c0ea7 | 1777 | if (prev_wv) |
78589e07 | 1778 | prev_wv->next = wv; |
177c0ea7 | 1779 | else |
78589e07 | 1780 | save_wv->contents = wv; |
51b59d79 | 1781 | wv->name = SSDATA (item_name); |
78589e07 | 1782 | if (!NILP (descrip)) |
51b59d79 | 1783 | wv->key = SSDATA (descrip); |
78589e07 | 1784 | wv->value = 0; |
a352a815 RS |
1785 | /* If this item has a null value, |
1786 | make the call_data null so that it won't display a box | |
1787 | when the mouse is on it. */ | |
1788 | wv->call_data | |
28be1ada | 1789 | = (!NILP (def) ? (void *) &AREF (menu_items, i) : 0); |
78589e07 | 1790 | wv->enabled = !NILP (enable); |
3427a3db GM |
1791 | |
1792 | if (NILP (type)) | |
1793 | wv->button_type = BUTTON_TYPE_NONE; | |
1794 | else if (EQ (type, QCtoggle)) | |
1795 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1796 | else if (EQ (type, QCradio)) | |
1797 | wv->button_type = BUTTON_TYPE_RADIO; | |
1798 | else | |
1799 | abort (); | |
1800 | ||
1801 | wv->selected = !NILP (selected); | |
cc45fb40 | 1802 | |
0b1f4572 RS |
1803 | if (! STRINGP (help)) |
1804 | help = Qnil; | |
1805 | ||
1806 | wv->help = help; | |
cc45fb40 | 1807 | |
78589e07 RS |
1808 | prev_wv = wv; |
1809 | ||
1810 | i += MENU_ITEMS_ITEM_LENGTH; | |
1811 | } | |
1812 | } | |
1813 | ||
c98fcf4b | 1814 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1815 | if (!NILP (title)) |
1816 | { | |
f7fab165 RS |
1817 | widget_value *wv_title = xmalloc_widget_value (); |
1818 | widget_value *wv_sep1 = xmalloc_widget_value (); | |
1819 | widget_value *wv_sep2 = xmalloc_widget_value (); | |
4dedbfe0 PR |
1820 | |
1821 | wv_sep2->name = "--"; | |
1822 | wv_sep2->next = first_wv->contents; | |
27ad7b52 | 1823 | wv_sep2->help = Qnil; |
4dedbfe0 PR |
1824 | |
1825 | wv_sep1->name = "--"; | |
1826 | wv_sep1->next = wv_sep2; | |
27ad7b52 | 1827 | wv_sep1->help = Qnil; |
4dedbfe0 | 1828 | |
703dc2a8 KH |
1829 | #ifndef HAVE_MULTILINGUAL_MENU |
1830 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1831 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1832 | #endif |
177c0ea7 | 1833 | |
51b59d79 | 1834 | wv_title->name = SSDATA (title); |
cc45fb40 | 1835 | wv_title->enabled = TRUE; |
3427a3db | 1836 | wv_title->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1837 | wv_title->help = Qnil; |
a9d8395f | 1838 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1839 | first_wv->contents = wv_title; |
1840 | } | |
1841 | ||
78589e07 RS |
1842 | /* No selection has been chosen yet. */ |
1843 | menu_item_selection = 0; | |
1844 | ||
ba24cea2 YM |
1845 | /* Make sure to free the widget_value objects we used to specify the |
1846 | contents even with longjmp. */ | |
1847 | record_unwind_protect (cleanup_widget_value_tree, | |
1848 | make_save_value (first_wv, 0)); | |
1849 | ||
488dd4c4 | 1850 | /* Actually create and show the menu until popped down. */ |
a20903d0 | 1851 | create_and_show_popup_menu (f, first_wv, x, y, for_click, timestamp); |
18686d47 | 1852 | |
ba24cea2 | 1853 | unbind_to (specpdl_count, Qnil); |
18686d47 | 1854 | |
78589e07 RS |
1855 | /* Find the selected item, and its pane, to return |
1856 | the proper value. */ | |
1857 | if (menu_item_selection != 0) | |
1858 | { | |
c63f6952 | 1859 | Lisp_Object prefix, entry; |
78589e07 | 1860 | |
6bbd7a29 | 1861 | prefix = entry = Qnil; |
78589e07 RS |
1862 | i = 0; |
1863 | while (i < menu_items_used) | |
1864 | { | |
28be1ada | 1865 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1866 | { |
1867 | subprefix_stack[submenu_depth++] = prefix; | |
1868 | prefix = entry; | |
1869 | i++; | |
1870 | } | |
28be1ada | 1871 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1872 | { |
1873 | prefix = subprefix_stack[--submenu_depth]; | |
1874 | i++; | |
1875 | } | |
28be1ada | 1876 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1877 | { |
1878 | prefix | |
28be1ada | 1879 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
1880 | i += MENU_ITEMS_PANE_LENGTH; |
1881 | } | |
d31d42cc RS |
1882 | /* Ignore a nil in the item list. |
1883 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1884 | else if (EQ (AREF (menu_items, i), Qquote)) |
d31d42cc | 1885 | i += 1; |
78589e07 RS |
1886 | else |
1887 | { | |
1888 | entry | |
28be1ada DA |
1889 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
1890 | if (menu_item_selection == &AREF (menu_items, i)) | |
78589e07 RS |
1891 | { |
1892 | if (keymaps != 0) | |
1893 | { | |
101bb4a5 RS |
1894 | int j; |
1895 | ||
78589e07 RS |
1896 | entry = Fcons (entry, Qnil); |
1897 | if (!NILP (prefix)) | |
1898 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1899 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1900 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1901 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 RS |
1902 | } |
1903 | return entry; | |
1904 | } | |
1905 | i += MENU_ITEMS_ITEM_LENGTH; | |
1906 | } | |
1907 | } | |
1908 | } | |
be6ed24a RS |
1909 | else if (!for_click) |
1910 | /* Make "Cancel" equivalent to C-g. */ | |
1911 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
1912 | |
1913 | return Qnil; | |
18686d47 | 1914 | } |
4dedbfe0 | 1915 | \f |
488dd4c4 JD |
1916 | #ifdef USE_GTK |
1917 | static void | |
971de7fb | 1918 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1919 | { |
8ac068ac | 1920 | /* Treat the pointer as an integer. There's no problem |
488dd4c4 | 1921 | as long as pointers have enough bits to hold small integers. */ |
d01a7826 | 1922 | if ((intptr_t) client_data != -1) |
488dd4c4 JD |
1923 | menu_item_selection = (Lisp_Object *) client_data; |
1924 | ||
1925 | popup_activated_flag = 0; | |
1926 | } | |
1927 | ||
1928 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1929 | dialog pops down. | |
1930 | menu_item_selection will be set to the selection. */ | |
1931 | static void | |
971de7fb | 1932 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1933 | { |
1934 | GtkWidget *menu; | |
1935 | ||
62af879c KL |
1936 | if (! FRAME_X_P (f)) |
1937 | abort (); | |
1938 | ||
488dd4c4 JD |
1939 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1940 | G_CALLBACK (dialog_selection_callback), | |
1941 | G_CALLBACK (popup_deactivate_callback), | |
1942 | 0); | |
1943 | ||
1944 | if (menu) | |
1945 | { | |
d311d28c | 1946 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
a130b901 | 1947 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1948 | |
488dd4c4 JD |
1949 | /* Display the menu. */ |
1950 | gtk_widget_show_all (menu); | |
1951 | ||
1952 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1953 | popup_widget_loop (1, menu); |
177c0ea7 | 1954 | |
af89e871 | 1955 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1956 | } |
1957 | } | |
1958 | ||
1959 | #else /* not USE_GTK */ | |
4dedbfe0 | 1960 | static void |
ebd15611 | 1961 | dialog_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1962 | { |
4475bec4 | 1963 | /* Treat the pointer as an integer. There's no problem |
01d5e892 | 1964 | as long as pointers have enough bits to hold small integers. */ |
4475bec4 | 1965 | if ((intptr_t) client_data != -1) |
4dedbfe0 | 1966 | menu_item_selection = (Lisp_Object *) client_data; |
488dd4c4 | 1967 | |
4dedbfe0 PR |
1968 | BLOCK_INPUT; |
1969 | lw_destroy_all_widgets (id); | |
1970 | UNBLOCK_INPUT; | |
9572375b | 1971 | popup_activated_flag = 0; |
4dedbfe0 | 1972 | } |
18686d47 | 1973 | |
488dd4c4 | 1974 | |
488dd4c4 JD |
1975 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
1976 | dialog pops down. | |
1977 | menu_item_selection will be set to the selection. */ | |
1978 | static void | |
ebd15611 | 1979 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1980 | { |
1981 | LWLIB_ID dialog_id; | |
1982 | ||
62af879c | 1983 | if (!FRAME_X_P (f)) |
5e617bc2 | 1984 | abort (); |
62af879c | 1985 | |
488dd4c4 | 1986 | dialog_id = widget_id_tick++; |
52214050 | 1987 | #ifdef USE_LUCID |
1ecb2d3f JD |
1988 | apply_systemfont_to_dialog (f->output_data.x->widget); |
1989 | #endif | |
488dd4c4 JD |
1990 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
1991 | f->output_data.x->widget, 1, 0, | |
1992 | dialog_selection_callback, 0, 0); | |
1993 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
1994 | /* Display the dialog box. */ |
1995 | lw_pop_up_all_widgets (dialog_id); | |
1996 | popup_activated_flag = 1; | |
98a20c65 | 1997 | x_activate_timeout_atimer (); |
488dd4c4 JD |
1998 | |
1999 | /* Process events that apply to the dialog box. | |
2000 | Also handle timers. */ | |
2001 | { | |
d311d28c | 2002 | ptrdiff_t count = SPECPDL_INDEX (); |
488dd4c4 | 2003 | int fact = 4 * sizeof (LWLIB_ID); |
177c0ea7 | 2004 | |
488dd4c4 | 2005 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 2006 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
2007 | Fcons (make_number (dialog_id >> (fact)), |
2008 | make_number (dialog_id & ~(-1 << (fact))))); | |
2009 | ||
df470e3b | 2010 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), |
95bdef2e | 2011 | dialog_id, 1); |
488dd4c4 JD |
2012 | |
2013 | unbind_to (count, Qnil); | |
2014 | } | |
2015 | } | |
2016 | ||
2017 | #endif /* not USE_GTK */ | |
2018 | ||
42ca4633 | 2019 | static const char * button_names [] = { |
165e1749 FP |
2020 | "button1", "button2", "button3", "button4", "button5", |
2021 | "button6", "button7", "button8", "button9", "button10" }; | |
2022 | ||
2023 | static Lisp_Object | |
42ca4633 J |
2024 | xdialog_show (FRAME_PTR f, |
2025 | int keymaps, | |
2026 | Lisp_Object title, | |
2027 | Lisp_Object header, | |
2028 | const char **error_name) | |
165e1749 FP |
2029 | { |
2030 | int i, nb_buttons=0; | |
80670155 | 2031 | char dialog_name[6]; |
165e1749 | 2032 | |
faa935b6 | 2033 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 2034 | |
fcaa7665 RS |
2035 | /* Number of elements seen so far, before boundary. */ |
2036 | int left_count = 0; | |
2037 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
2038 | int boundary_seen = 0; | |
2039 | ||
9898bd0e | 2040 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 2041 | |
62af879c KL |
2042 | if (! FRAME_X_P (f)) |
2043 | abort (); | |
2044 | ||
6a040d6a | 2045 | *error_name = NULL; |
165e1749 | 2046 | |
80670155 RS |
2047 | if (menu_items_n_panes > 1) |
2048 | { | |
6a040d6a | 2049 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
2050 | return Qnil; |
2051 | } | |
2052 | ||
165e1749 FP |
2053 | /* Create a tree of widget_value objects |
2054 | representing the text label and buttons. */ | |
2055 | { | |
2056 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2057 | const char *pane_string; |
28be1ada DA |
2058 | pane_name = AREF (menu_items, MENU_ITEMS_PANE_NAME); |
2059 | prefix = AREF (menu_items, MENU_ITEMS_PANE_PREFIX); | |
165e1749 | 2060 | pane_string = (NILP (pane_name) |
51b59d79 | 2061 | ? "" : SSDATA (pane_name)); |
f7fab165 | 2062 | prev_wv = xmalloc_widget_value (); |
165e1749 FP |
2063 | prev_wv->value = pane_string; |
2064 | if (keymaps && !NILP (prefix)) | |
2065 | prev_wv->name++; | |
2066 | prev_wv->enabled = 1; | |
2067 | prev_wv->name = "message"; | |
27ad7b52 | 2068 | prev_wv->help = Qnil; |
165e1749 | 2069 | first_wv = prev_wv; |
177c0ea7 | 2070 | |
165e1749 FP |
2071 | /* Loop over all panes and items, filling in the tree. */ |
2072 | i = MENU_ITEMS_PANE_LENGTH; | |
2073 | while (i < menu_items_used) | |
2074 | { | |
177c0ea7 | 2075 | |
165e1749 FP |
2076 | /* Create a new item within current pane. */ |
2077 | Lisp_Object item_name, enable, descrip; | |
28be1ada DA |
2078 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2079 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
165e1749 | 2080 | descrip |
28be1ada | 2081 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
177c0ea7 | 2082 | |
80670155 RS |
2083 | if (NILP (item_name)) |
2084 | { | |
2085 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2086 | *error_name = "Submenu in dialog items"; |
80670155 RS |
2087 | return Qnil; |
2088 | } | |
fcaa7665 RS |
2089 | if (EQ (item_name, Qquote)) |
2090 | { | |
2091 | /* This is the boundary between left-side elts | |
2092 | and right-side elts. Stop incrementing right_count. */ | |
2093 | boundary_seen = 1; | |
2094 | i++; | |
2095 | continue; | |
2096 | } | |
86e71abf | 2097 | if (nb_buttons >= 9) |
80670155 RS |
2098 | { |
2099 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2100 | *error_name = "Too many dialog items"; |
80670155 RS |
2101 | return Qnil; |
2102 | } | |
2103 | ||
f7fab165 | 2104 | wv = xmalloc_widget_value (); |
165e1749 | 2105 | prev_wv->next = wv; |
80670155 | 2106 | wv->name = (char *) button_names[nb_buttons]; |
165e1749 | 2107 | if (!NILP (descrip)) |
51b59d79 PE |
2108 | wv->key = SSDATA (descrip); |
2109 | wv->value = SSDATA (item_name); | |
28be1ada | 2110 | wv->call_data = (void *) &AREF (menu_items, i); |
165e1749 | 2111 | wv->enabled = !NILP (enable); |
27ad7b52 | 2112 | wv->help = Qnil; |
165e1749 FP |
2113 | prev_wv = wv; |
2114 | ||
fcaa7665 RS |
2115 | if (! boundary_seen) |
2116 | left_count++; | |
2117 | ||
165e1749 FP |
2118 | nb_buttons++; |
2119 | i += MENU_ITEMS_ITEM_LENGTH; | |
2120 | } | |
2121 | ||
fcaa7665 RS |
2122 | /* If the boundary was not specified, |
2123 | by default put half on the left and half on the right. */ | |
2124 | if (! boundary_seen) | |
2125 | left_count = nb_buttons - nb_buttons / 2; | |
2126 | ||
f7fab165 | 2127 | wv = xmalloc_widget_value (); |
80670155 | 2128 | wv->name = dialog_name; |
27ad7b52 | 2129 | wv->help = Qnil; |
6a040d6a NR |
2130 | |
2131 | /* Frame title: 'Q' = Question, 'I' = Information. | |
2132 | Can also have 'E' = Error if, one day, we want | |
2133 | a popup for errors. */ | |
5e617bc2 | 2134 | if (NILP (header)) |
6a040d6a NR |
2135 | dialog_name[0] = 'Q'; |
2136 | else | |
2137 | dialog_name[0] = 'I'; | |
2138 | ||
80670155 RS |
2139 | /* Dialog boxes use a really stupid name encoding |
2140 | which specifies how many buttons to use | |
6a040d6a | 2141 | and how many buttons are on the right. */ |
80670155 RS |
2142 | dialog_name[1] = '0' + nb_buttons; |
2143 | dialog_name[2] = 'B'; | |
2144 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
2145 | /* Number of buttons to put on the right. */ |
2146 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 2147 | dialog_name[5] = 0; |
165e1749 FP |
2148 | wv->contents = first_wv; |
2149 | first_wv = wv; | |
165e1749 FP |
2150 | } |
2151 | ||
165e1749 FP |
2152 | /* No selection has been chosen yet. */ |
2153 | menu_item_selection = 0; | |
2154 | ||
ba24cea2 YM |
2155 | /* Make sure to free the widget_value objects we used to specify the |
2156 | contents even with longjmp. */ | |
2157 | record_unwind_protect (cleanup_widget_value_tree, | |
2158 | make_save_value (first_wv, 0)); | |
2159 | ||
488dd4c4 JD |
2160 | /* Actually create and show the dialog. */ |
2161 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 2162 | |
ba24cea2 | 2163 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 2164 | |
488dd4c4 JD |
2165 | /* Find the selected item, and its pane, to return |
2166 | the proper value. */ | |
165e1749 FP |
2167 | if (menu_item_selection != 0) |
2168 | { | |
2169 | Lisp_Object prefix; | |
2170 | ||
2171 | prefix = Qnil; | |
2172 | i = 0; | |
2173 | while (i < menu_items_used) | |
2174 | { | |
2175 | Lisp_Object entry; | |
2176 | ||
28be1ada | 2177 | if (EQ (AREF (menu_items, i), Qt)) |
165e1749 FP |
2178 | { |
2179 | prefix | |
28be1ada | 2180 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
165e1749 FP |
2181 | i += MENU_ITEMS_PANE_LENGTH; |
2182 | } | |
28be1ada | 2183 | else if (EQ (AREF (menu_items, i), Qquote)) |
85996cfb GM |
2184 | { |
2185 | /* This is the boundary between left-side elts and | |
2186 | right-side elts. */ | |
2187 | ++i; | |
2188 | } | |
165e1749 FP |
2189 | else |
2190 | { | |
2191 | entry | |
28be1ada DA |
2192 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
2193 | if (menu_item_selection == &AREF (menu_items, i)) | |
165e1749 FP |
2194 | { |
2195 | if (keymaps != 0) | |
2196 | { | |
2197 | entry = Fcons (entry, Qnil); | |
2198 | if (!NILP (prefix)) | |
2199 | entry = Fcons (prefix, entry); | |
2200 | } | |
2201 | return entry; | |
2202 | } | |
2203 | i += MENU_ITEMS_ITEM_LENGTH; | |
2204 | } | |
2205 | } | |
2206 | } | |
9f6fcdc5 JD |
2207 | else |
2208 | /* Make "Cancel" equivalent to C-g. */ | |
2209 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
2210 | |
2211 | return Qnil; | |
2212 | } | |
ba461919 | 2213 | |
488dd4c4 | 2214 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 2215 | |
3e703b25 GM |
2216 | /* The frame of the last activated non-toolkit menu bar. |
2217 | Used to generate menu help events. */ | |
2218 | ||
2219 | static struct frame *menu_help_frame; | |
2220 | ||
2221 | ||
62145073 GM |
2222 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
2223 | ||
2224 | PANE is the pane number, and ITEM is the menu item number in | |
2225 | the menu (currently not used). | |
177c0ea7 | 2226 | |
62145073 GM |
2227 | This cannot be done with generating a HELP_EVENT because |
2228 | XMenuActivate contains a loop that doesn't let Emacs process | |
2229 | keyboard events. */ | |
3e703b25 GM |
2230 | |
2231 | static void | |
eb18f6cc | 2232 | menu_help_callback (char const *help_string, int pane, int item) |
3e703b25 | 2233 | { |
62145073 GM |
2234 | Lisp_Object *first_item; |
2235 | Lisp_Object pane_name; | |
2236 | Lisp_Object menu_object; | |
177c0ea7 | 2237 | |
62145073 GM |
2238 | first_item = XVECTOR (menu_items)->contents; |
2239 | if (EQ (first_item[0], Qt)) | |
2240 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
2241 | else if (EQ (first_item[0], Qquote)) | |
2242 | /* This shouldn't happen, see xmenu_show. */ | |
ce33e8eb | 2243 | pane_name = empty_unibyte_string; |
62145073 GM |
2244 | else |
2245 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 2246 | |
62145073 GM |
2247 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
2248 | menu_object = Fcons (Qmenu_item, | |
2249 | Fcons (pane_name, | |
2250 | Fcons (make_number (pane), Qnil))); | |
ba461919 | 2251 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
f868cd8a | 2252 | Qnil, menu_object, make_number (item)); |
3e703b25 | 2253 | } |
177c0ea7 | 2254 | |
af89e871 | 2255 | static Lisp_Object |
0521f580 | 2256 | pop_down_menu (Lisp_Object arg) |
af89e871 | 2257 | { |
a130b901 JD |
2258 | struct Lisp_Save_Value *p1 = XSAVE_VALUE (Fcar (arg)); |
2259 | struct Lisp_Save_Value *p2 = XSAVE_VALUE (Fcdr (arg)); | |
59cfb104 | 2260 | |
a130b901 JD |
2261 | FRAME_PTR f = p1->pointer; |
2262 | XMenu *menu = p2->pointer; | |
af89e871 JD |
2263 | |
2264 | BLOCK_INPUT; | |
af89e871 | 2265 | #ifndef MSDOS |
a130b901 JD |
2266 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
2267 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 2268 | #endif |
a130b901 | 2269 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2270 | |
2271 | #ifdef HAVE_X_WINDOWS | |
2272 | /* Assume the mouse has moved out of the X window. | |
2273 | If it has actually moved in, we will get an EnterNotify. */ | |
2274 | x_mouse_leave (FRAME_X_DISPLAY_INFO (f)); | |
2275 | ||
2276 | /* State that no mouse buttons are now held. | |
2277 | (The oldXMenu code doesn't track this info for us.) | |
2278 | That is not necessarily true, but the fiction leads to reasonable | |
2279 | results, and it is a pain to ask which are actually held now. */ | |
2280 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
2281 | ||
2282 | #endif /* HAVE_X_WINDOWS */ | |
2283 | ||
2284 | UNBLOCK_INPUT; | |
2285 | ||
2286 | return Qnil; | |
2287 | } | |
2288 | ||
3e703b25 | 2289 | |
1fb99a3a | 2290 | Lisp_Object |
2b23d2a6 | 2291 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, |
08dc5ae6 | 2292 | Lisp_Object title, const char **error_name, Time timestamp) |
dcfdbac7 | 2293 | { |
177c0ea7 | 2294 | Window root; |
78589e07 RS |
2295 | XMenu *menu; |
2296 | int pane, selidx, lpane, status; | |
2297 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2298 | char *datap; |
2299 | int ulx, uly, width, height; | |
2300 | int dispwidth, dispheight; | |
453a4f1b | 2301 | int i, j, lines, maxlines; |
4e8d3549 | 2302 | int maxwidth; |
78589e07 RS |
2303 | int dummy_int; |
2304 | unsigned int dummy_uint; | |
d311d28c | 2305 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2306 | |
a9e1244d | 2307 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
62af879c KL |
2308 | abort (); |
2309 | ||
bf501fb9 | 2310 | *error_name = 0; |
78589e07 RS |
2311 | if (menu_items_n_panes == 0) |
2312 | return Qnil; | |
088831f6 | 2313 | |
742f715d KH |
2314 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2315 | { | |
bf501fb9 | 2316 | *error_name = "Empty menu"; |
742f715d KH |
2317 | return Qnil; |
2318 | } | |
2319 | ||
78589e07 | 2320 | /* Figure out which root window F is on. */ |
92280f67 | 2321 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2322 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2323 | &dummy_uint, &dummy_uint); | |
18686d47 | 2324 | |
78589e07 | 2325 | /* Make the menu on that window. */ |
92280f67 | 2326 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2327 | if (menu == NULL) |
dcfdbac7 | 2328 | { |
bf501fb9 | 2329 | *error_name = "Can't create menu"; |
78589e07 | 2330 | return Qnil; |
dcfdbac7 | 2331 | } |
78589e07 | 2332 | |
d130d129 RS |
2333 | /* Don't GC while we prepare and show the menu, |
2334 | because we give the oldxmenu library pointers to the | |
2335 | contents of strings. */ | |
2336 | inhibit_garbage_collection (); | |
2337 | ||
87485d6f | 2338 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2339 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2340 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2341 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2342 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2343 | |
2344 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2345 | x += f->left_pos; |
2346 | y += f->top_pos; | |
177c0ea7 | 2347 | |
78589e07 | 2348 | /* Create all the necessary panes and their items. */ |
eef9bc79 PE |
2349 | maxwidth = maxlines = lines = i = 0; |
2350 | lpane = XM_FAILURE; | |
78589e07 | 2351 | while (i < menu_items_used) |
dcfdbac7 | 2352 | { |
28be1ada | 2353 | if (EQ (AREF (menu_items, i), Qt)) |
dcfdbac7 | 2354 | { |
78589e07 RS |
2355 | /* Create a new pane. */ |
2356 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2357 | const char *pane_string; |
78589e07 | 2358 | |
453a4f1b JD |
2359 | maxlines = max (maxlines, lines); |
2360 | lines = 0; | |
28be1ada DA |
2361 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
2362 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
78589e07 | 2363 | pane_string = (NILP (pane_name) |
51b59d79 | 2364 | ? "" : SSDATA (pane_name)); |
78589e07 RS |
2365 | if (keymaps && !NILP (prefix)) |
2366 | pane_string++; | |
2367 | ||
92280f67 | 2368 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2369 | if (lpane == XM_FAILURE) |
2370 | { | |
92280f67 | 2371 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2372 | *error_name = "Can't create pane"; |
78589e07 RS |
2373 | return Qnil; |
2374 | } | |
2375 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2376 | |
2377 | /* Find the width of the widest item in this pane. */ | |
4e8d3549 RS |
2378 | j = i; |
2379 | while (j < menu_items_used) | |
2380 | { | |
2381 | Lisp_Object item; | |
28be1ada | 2382 | item = AREF (menu_items, j); |
4e8d3549 RS |
2383 | if (EQ (item, Qt)) |
2384 | break; | |
2385 | if (NILP (item)) | |
2386 | { | |
2387 | j++; | |
2388 | continue; | |
2389 | } | |
d5db4077 | 2390 | width = SBYTES (item); |
4e8d3549 RS |
2391 | if (width > maxwidth) |
2392 | maxwidth = width; | |
2393 | ||
2394 | j += MENU_ITEMS_ITEM_LENGTH; | |
2395 | } | |
dcfdbac7 | 2396 | } |
fcaa7665 RS |
2397 | /* Ignore a nil in the item list. |
2398 | It's meaningful only for dialog boxes. */ | |
28be1ada | 2399 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 2400 | i += 1; |
78589e07 | 2401 | else |
dcfdbac7 | 2402 | { |
78589e07 | 2403 | /* Create a new item within current pane. */ |
3e703b25 | 2404 | Lisp_Object item_name, enable, descrip, help; |
eb18f6cc PE |
2405 | char *item_data; |
2406 | char const *help_string; | |
78589e07 | 2407 | |
28be1ada DA |
2408 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2409 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
78589e07 | 2410 | descrip |
28be1ada DA |
2411 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
2412 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
eb18f6cc | 2413 | help_string = STRINGP (help) ? SSDATA (help) : NULL; |
177c0ea7 | 2414 | |
78589e07 | 2415 | if (!NILP (descrip)) |
4e8d3549 | 2416 | { |
4e8d3549 RS |
2417 | /* if alloca is fast, use that to make the space, |
2418 | to reduce gc needs. */ | |
eb18f6cc PE |
2419 | item_data = (char *) alloca (maxwidth + SBYTES (descrip) + 1); |
2420 | memcpy (item_data, SSDATA (item_name), SBYTES (item_name)); | |
d5db4077 | 2421 | for (j = SCHARS (item_name); j < maxwidth; j++) |
4e8d3549 | 2422 | item_data[j] = ' '; |
eb18f6cc | 2423 | memcpy (item_data + j, SSDATA (descrip), SBYTES (descrip)); |
d5db4077 | 2424 | item_data[j + SBYTES (descrip)] = 0; |
4e8d3549 RS |
2425 | } |
2426 | else | |
eb18f6cc | 2427 | item_data = SSDATA (item_name); |
78589e07 | 2428 | |
eef9bc79 PE |
2429 | if (lpane == XM_FAILURE |
2430 | || (XMenuAddSelection (FRAME_X_DISPLAY (f), | |
2431 | menu, lpane, 0, item_data, | |
2432 | !NILP (enable), help_string) | |
2433 | == XM_FAILURE)) | |
dcfdbac7 | 2434 | { |
92280f67 | 2435 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2436 | *error_name = "Can't add selection to menu"; |
78589e07 | 2437 | return Qnil; |
dcfdbac7 | 2438 | } |
78589e07 | 2439 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2440 | lines++; |
dcfdbac7 JB |
2441 | } |
2442 | } | |
4e8d3549 | 2443 | |
453a4f1b JD |
2444 | maxlines = max (maxlines, lines); |
2445 | ||
78589e07 | 2446 | /* All set and ready to fly. */ |
92280f67 | 2447 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2448 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2449 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2450 | x = min (x, dispwidth); |
2451 | y = min (y, dispheight); | |
2452 | x = max (x, 1); | |
2453 | y = max (y, 1); | |
92280f67 | 2454 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2455 | &ulx, &uly, &width, &height); |
2456 | if (ulx+width > dispwidth) | |
2457 | { | |
78589e07 | 2458 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2459 | ulx = dispwidth - width; |
2460 | } | |
2461 | if (uly+height > dispheight) | |
2462 | { | |
78589e07 | 2463 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2464 | uly = dispheight - height; |
2465 | } | |
2de7397f EZ |
2466 | #ifndef HAVE_X_WINDOWS |
2467 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2468 | { | |
2469 | /* Move the menu away of the echo area, to avoid overwriting the | |
2470 | menu with help echo messages or vice versa. */ | |
2471 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2472 | { | |
2473 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2474 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2475 | } | |
2476 | else | |
2477 | { | |
2478 | y--; | |
2479 | uly--; | |
2480 | } | |
2481 | } | |
2482 | #endif | |
78589e07 RS |
2483 | if (ulx < 0) x -= ulx; |
2484 | if (uly < 0) y -= uly; | |
121e4555 | 2485 | |
453a4f1b JD |
2486 | if (! for_click) |
2487 | { | |
2488 | /* If position was not given by a mouse click, adjust so upper left | |
2489 | corner of the menu as a whole ends up at given coordinates. This | |
2490 | is what x-popup-menu says in its documentation. */ | |
2491 | x += width/2; | |
2492 | y += 1.5*height/(maxlines+2); | |
2493 | } | |
2494 | ||
121e4555 | 2495 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2496 | XMenuSetFreeze (menu, TRUE); |
2497 | pane = selidx = 0; | |
3e703b25 | 2498 | |
c3438661 JD |
2499 | #ifndef MSDOS |
2500 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2501 | #endif | |
59cfb104 | 2502 | |
a130b901 JD |
2503 | record_unwind_protect (pop_down_menu, |
2504 | Fcons (make_save_value (f, 0), | |
2505 | make_save_value (menu, 0))); | |
c3438661 | 2506 | |
3e703b25 GM |
2507 | /* Help display under X won't work because XMenuActivate contains |
2508 | a loop that doesn't give Emacs a chance to process it. */ | |
2509 | menu_help_frame = f; | |
92280f67 | 2510 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2511 | x, y, ButtonReleaseMask, &datap, |
2512 | menu_help_callback); | |
eef9bc79 | 2513 | entry = pane_prefix = Qnil; |
a352a815 | 2514 | |
dcfdbac7 JB |
2515 | switch (status) |
2516 | { | |
2517 | case XM_SUCCESS: | |
2518 | #ifdef XDEBUG | |
2519 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2520 | #endif | |
fa6d54d9 | 2521 | |
78589e07 RS |
2522 | /* Find the item number SELIDX in pane number PANE. */ |
2523 | i = 0; | |
2524 | while (i < menu_items_used) | |
fa6d54d9 | 2525 | { |
28be1ada | 2526 | if (EQ (AREF (menu_items, i), Qt)) |
088831f6 | 2527 | { |
78589e07 RS |
2528 | if (pane == 0) |
2529 | pane_prefix | |
28be1ada | 2530 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
2531 | pane--; |
2532 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2533 | } |
78589e07 | 2534 | else |
ab6ee1a0 | 2535 | { |
78589e07 | 2536 | if (pane == -1) |
ab6ee1a0 | 2537 | { |
78589e07 | 2538 | if (selidx == 0) |
ab6ee1a0 | 2539 | { |
78589e07 | 2540 | entry |
28be1ada | 2541 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
78589e07 | 2542 | if (keymaps != 0) |
ab6ee1a0 | 2543 | { |
78589e07 RS |
2544 | entry = Fcons (entry, Qnil); |
2545 | if (!NILP (pane_prefix)) | |
2546 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2547 | } |
78589e07 | 2548 | break; |
ab6ee1a0 | 2549 | } |
78589e07 | 2550 | selidx--; |
ab6ee1a0 | 2551 | } |
78589e07 | 2552 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2553 | } |
2554 | } | |
78589e07 | 2555 | break; |
dcfdbac7 | 2556 | |
78589e07 | 2557 | case XM_FAILURE: |
bf501fb9 | 2558 | *error_name = "Can't activate menu"; |
78589e07 | 2559 | case XM_IA_SELECT: |
9f6fcdc5 | 2560 | break; |
78589e07 | 2561 | case XM_NO_SELECT: |
be6ed24a RS |
2562 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2563 | the menu was invoked with a mouse event as POSITION). */ | |
9f6fcdc5 JD |
2564 | if (! for_click) |
2565 | Fsignal (Qquit, Qnil); | |
78589e07 | 2566 | break; |
dcfdbac7 | 2567 | } |
a5285df3 | 2568 | |
af89e871 | 2569 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2570 | |
78589e07 | 2571 | return entry; |
dcfdbac7 | 2572 | } |
4dedbfe0 | 2573 | |
78589e07 | 2574 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c RS |
2575 | |
2576 | #endif /* HAVE_MENUS */ | |
e3135734 | 2577 | |
d009ae66 EZ |
2578 | #ifndef MSDOS |
2579 | /* Detect if a dialog or menu has been posted. MSDOS has its own | |
2580 | implementation on msdos.c. */ | |
b79b8a1c CY |
2581 | |
2582 | int | |
971de7fb | 2583 | popup_activated (void) |
b79b8a1c CY |
2584 | { |
2585 | return popup_activated_flag; | |
2586 | } | |
d009ae66 | 2587 | #endif /* not MSDOS */ |
e3135734 CY |
2588 | |
2589 | /* The following is used by delayed window autoselection. */ | |
2590 | ||
2591 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2592 | doc: /* Return t if a menu or popup dialog is active. */) | |
5842a27b | 2593 | (void) |
e3135734 CY |
2594 | { |
2595 | #ifdef HAVE_MENUS | |
2596 | return (popup_activated ()) ? Qt : Qnil; | |
2597 | #else | |
2598 | return Qnil; | |
2599 | #endif /* HAVE_MENUS */ | |
2600 | } | |
088831f6 | 2601 | \f |
dfcf069d | 2602 | void |
971de7fb | 2603 | syms_of_xmenu (void) |
dcfdbac7 | 2604 | { |
cd3520a4 | 2605 | DEFSYM (Qdebug_on_next_call, "debug-on-next-call"); |
0314aacb | 2606 | |
8ed87156 | 2607 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2608 | widget_id_tick = (1<<16); |
88766961 | 2609 | next_menubar_widget_id = 1; |
8ed87156 RS |
2610 | #endif |
2611 | ||
508fb067 | 2612 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2613 | |
2614 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2615 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2616 | Ffset (intern_c_string ("accelerate-menu"), |
2617 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe JD |
2618 | #endif |
2619 | ||
1e659e4c | 2620 | #ifdef HAVE_MENUS |
165e1749 | 2621 | defsubr (&Sx_popup_dialog); |
1e659e4c | 2622 | #endif |
dcfdbac7 | 2623 | } |