Commit | Line | Data |
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dcfdbac7 | 1 | /* X Communication module for terminals which understand the X protocol. |
0b5538bd | 2 | Copyright (C) 1986, 1988, 1993, 1994, 1996, 1999, 2000, 2001, 2002, 2003, |
114f9c96 | 3 | 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
dcfdbac7 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
9ec0b715 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
dcfdbac7 | 8 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
dcfdbac7 JB |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
dcfdbac7 | 19 | |
c9e60620 | 20 | /* X pop-up deck-of-cards menu facility for GNU Emacs. |
dcfdbac7 JB |
21 | * |
22 | * Written by Jon Arnold and Roman Budzianowski | |
23 | * Mods and rewrite by Robert Krawitz | |
24 | * | |
25 | */ | |
26 | ||
18686d47 RS |
27 | /* Modified by Fred Pierresteguy on December 93 |
28 | to make the popup menus and menubar use the Xt. */ | |
29 | ||
78589e07 RS |
30 | /* Rewritten for clarity and GC protection by rms in Feb 94. */ |
31 | ||
68c45bf0 PE |
32 | #include <config.h> |
33 | ||
8faf6057 | 34 | #if 0 /* Why was this included? And without syssignal.h? */ |
dcfdbac7 JB |
35 | /* On 4.3 this loses if it comes after xterm.h. */ |
36 | #include <signal.h> | |
8faf6057 | 37 | #endif |
565620a5 RS |
38 | |
39 | #include <stdio.h> | |
d7306fe6 | 40 | #include <setjmp.h> |
7ee72033 | 41 | |
dcfdbac7 | 42 | #include "lisp.h" |
02067692 | 43 | #include "keyboard.h" |
5ee707b8 | 44 | #include "keymap.h" |
7708e9bd | 45 | #include "frame.h" |
428a555e | 46 | #include "termhooks.h" |
dcfdbac7 | 47 | #include "window.h" |
9ac0d9e0 | 48 | #include "blockinput.h" |
88766961 | 49 | #include "buffer.h" |
cc45fb40 SM |
50 | #include "charset.h" |
51 | #include "coding.h" | |
c3438661 | 52 | #include "sysselect.h" |
dcfdbac7 | 53 | |
eeee3112 RS |
54 | #ifdef MSDOS |
55 | #include "msdos.h" | |
56 | #endif | |
57 | ||
87485d6f | 58 | #ifdef HAVE_X_WINDOWS |
dcfdbac7 JB |
59 | /* This may include sys/types.h, and that somehow loses |
60 | if this is not done before the other system files. */ | |
61 | #include "xterm.h" | |
87485d6f | 62 | #endif |
dcfdbac7 JB |
63 | |
64 | /* Load sys/types.h if not already loaded. | |
65 | In some systems loading it twice is suicidal. */ | |
66 | #ifndef makedev | |
67 | #include <sys/types.h> | |
68 | #endif | |
69 | ||
70 | #include "dispextern.h" | |
71 | ||
87485d6f | 72 | #ifdef HAVE_X_WINDOWS |
646f98ec DL |
73 | /* Defining HAVE_MULTILINGUAL_MENU would mean that the toolkit menu |
74 | code accepts the Emacs internal encoding. */ | |
703dc2a8 | 75 | #undef HAVE_MULTILINGUAL_MENU |
18686d47 | 76 | #ifdef USE_X_TOOLKIT |
991786dd | 77 | #include "widget.h" |
18686d47 RS |
78 | #include <X11/Xlib.h> |
79 | #include <X11/IntrinsicP.h> | |
80 | #include <X11/CoreP.h> | |
81 | #include <X11/StringDefs.h> | |
60f312e2 | 82 | #include <X11/Shell.h> |
5ee80bd3 | 83 | #ifdef USE_LUCID |
99852628 JD |
84 | #include "xsettings.h" |
85 | #include "../lwlib/xlwmenu.h" | |
5262c5c7 CY |
86 | #ifdef HAVE_XAW3D |
87 | #include <X11/Xaw3d/Paned.h> | |
88 | #else /* !HAVE_XAW3D */ | |
1d1c1567 | 89 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 90 | #endif /* HAVE_XAW3D */ |
5ee80bd3 | 91 | #endif /* USE_LUCID */ |
a352a815 | 92 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 93 | #ifndef USE_GTK |
a352a815 | 94 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 95 | #endif |
a352a815 RS |
96 | #endif /* not USE_X_TOOLKIT */ |
97 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 98 | |
e7c9048f AS |
99 | #ifdef USE_GTK |
100 | #include "gtkutil.h" | |
101 | #endif | |
102 | ||
103 | #include "menu.h" | |
104 | ||
dcfdbac7 JB |
105 | #ifndef TRUE |
106 | #define TRUE 1 | |
107 | #define FALSE 0 | |
78589e07 | 108 | #endif /* no TRUE */ |
dcfdbac7 | 109 | |
0314aacb RS |
110 | Lisp_Object Qdebug_on_next_call; |
111 | ||
18686d47 | 112 | extern Lisp_Object Qmenu_bar; |
78589e07 | 113 | |
de57a39c | 114 | extern Lisp_Object QCtoggle, QCradio; |
8fbc986d | 115 | |
88766961 RS |
116 | extern Lisp_Object Qoverriding_local_map, Qoverriding_terminal_local_map; |
117 | ||
118 | extern Lisp_Object Qmenu_bar_update_hook; | |
119 | ||
18686d47 | 120 | #ifdef USE_X_TOOLKIT |
f57e2426 | 121 | extern void set_frame_menubar (FRAME_PTR, int, int); |
78589e07 RS |
122 | extern XtAppContext Xt_app_con; |
123 | ||
f57e2426 J |
124 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, |
125 | char **); | |
126 | static void popup_get_selection (XEvent *, struct x_display_info *, | |
127 | LWLIB_ID, int); | |
488dd4c4 JD |
128 | #endif /* USE_X_TOOLKIT */ |
129 | ||
130 | #ifdef USE_GTK | |
f57e2426 J |
131 | extern void set_frame_menubar (FRAME_PTR, int, int); |
132 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, | |
133 | char **); | |
3427a3db GM |
134 | #endif |
135 | ||
f57e2426 | 136 | static int update_frame_menubar (struct frame *); |
78589e07 | 137 | \f |
4dedbfe0 | 138 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 139 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 140 | static int popup_activated_flag; |
4dedbfe0 | 141 | |
88766961 | 142 | static int next_menubar_widget_id; |
745c34fb | 143 | |
d142dd3d CY |
144 | /* For NS and NTGUI, these prototypes are defined in keyboard.h. */ |
145 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) | |
f57e2426 J |
146 | extern widget_value *xmalloc_widget_value (void); |
147 | extern widget_value *digest_single_submenu (int, int, int); | |
d142dd3d CY |
148 | #endif |
149 | ||
bd3a4da2 | 150 | \f |
88766961 | 151 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 152 | |
7556890b | 153 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 154 | |
88766961 | 155 | static struct frame * |
ebd15611 | 156 | menubar_id_to_frame (LWLIB_ID id) |
88766961 RS |
157 | { |
158 | Lisp_Object tail, frame; | |
159 | FRAME_PTR f; | |
bd3a4da2 | 160 | |
8e50cc2d | 161 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
bd3a4da2 | 162 | { |
8e713be6 | 163 | frame = XCAR (tail); |
8e50cc2d | 164 | if (!FRAMEP (frame)) |
88766961 RS |
165 | continue; |
166 | f = XFRAME (frame); | |
2d764c78 | 167 | if (!FRAME_WINDOW_P (f)) |
88766961 | 168 | continue; |
7556890b | 169 | if (f->output_data.x->id == id) |
88766961 | 170 | return f; |
bd3a4da2 | 171 | } |
88766961 | 172 | return 0; |
bd3a4da2 | 173 | } |
88766961 RS |
174 | |
175 | #endif | |
4dedbfe0 | 176 | \f |
a894238b JD |
177 | #ifdef HAVE_X_WINDOWS |
178 | /* Return the mouse position in *X and *Y. The coordinates are window | |
179 | relative for the edit window in frame F. | |
180 | This is for Fx_popup_menu. The mouse_position_hook can not | |
181 | be used for X, as it returns window relative coordinates | |
182 | for the window where the mouse is in. This could be the menu bar, | |
183 | the scroll bar or the edit window. Fx_popup_menu needs to be | |
184 | sure it is the edit window. */ | |
ef7417fd | 185 | void |
971de7fb | 186 | mouse_position_for_popup (FRAME_PTR f, int *x, int *y) |
a894238b JD |
187 | { |
188 | Window root, dummy_window; | |
189 | int dummy; | |
190 | ||
62af879c KL |
191 | if (! FRAME_X_P (f)) |
192 | abort (); | |
193 | ||
a894238b | 194 | BLOCK_INPUT; |
177c0ea7 | 195 | |
a894238b JD |
196 | XQueryPointer (FRAME_X_DISPLAY (f), |
197 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
198 | ||
199 | /* The root window which contains the pointer. */ | |
200 | &root, | |
201 | ||
202 | /* Window pointer is on, not used */ | |
203 | &dummy_window, | |
204 | ||
205 | /* The position on that root window. */ | |
206 | x, y, | |
207 | ||
208 | /* x/y in dummy_window coordinates, not used. */ | |
209 | &dummy, &dummy, | |
210 | ||
211 | /* Modifier keys and pointer buttons, about which | |
212 | we don't care. */ | |
213 | (unsigned int *) &dummy); | |
214 | ||
215 | UNBLOCK_INPUT; | |
216 | ||
217 | /* xmenu_show expects window coordinates, not root window | |
218 | coordinates. Translate. */ | |
9882535b KS |
219 | *x -= f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
220 | *y -= f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
a894238b JD |
221 | } |
222 | ||
223 | #endif /* HAVE_X_WINDOWS */ | |
224 | ||
1e659e4c RS |
225 | #ifdef HAVE_MENUS |
226 | ||
6a040d6a | 227 | DEFUN ("x-popup-dialog", Fx_popup_dialog, Sx_popup_dialog, 2, 3, 0, |
f6e34773 | 228 | doc: /* Pop up a dialog box and return user's selection. |
228299fa GM |
229 | POSITION specifies which frame to use. |
230 | This is normally a mouse button event or a window or frame. | |
231 | If POSITION is t, it means to use the frame the mouse is on. | |
232 | The dialog box appears in the middle of the specified frame. | |
233 | ||
234 | CONTENTS specifies the alternatives to display in the dialog box. | |
6a040d6a | 235 | It is a list of the form (DIALOG ITEM1 ITEM2...). |
228299fa GM |
236 | Each ITEM is a cons cell (STRING . VALUE). |
237 | The return value is VALUE from the chosen item. | |
238 | ||
239 | An ITEM may also be just a string--that makes a nonselectable item. | |
240 | An ITEM may also be nil--that means to put all preceding items | |
241 | on the left of the dialog box and all following items on the right. | |
c05fe5d5 LT |
242 | \(By default, approximately half appear on each side.) |
243 | ||
6a040d6a NR |
244 | If HEADER is non-nil, the frame title for the box is "Information", |
245 | otherwise it is "Question". | |
246 | ||
c05fe5d5 LT |
247 | If the user gets rid of the dialog box without making a valid choice, |
248 | for instance using the window manager, then this produces a quit and | |
249 | `x-popup-dialog' does not return. */) | |
5842a27b | 250 | (Lisp_Object position, Lisp_Object contents, Lisp_Object header) |
165e1749 | 251 | { |
cc45fb40 | 252 | FRAME_PTR f = NULL; |
99fe880d | 253 | Lisp_Object window; |
165e1749 FP |
254 | |
255 | check_x (); | |
256 | ||
99fe880d | 257 | /* Decode the first argument: find the window or frame to use. */ |
88d4f6ec | 258 | if (EQ (position, Qt) |
2b06561a DL |
259 | || (CONSP (position) && (EQ (XCAR (position), Qmenu_bar) |
260 | || EQ (XCAR (position), Qtool_bar)))) | |
165e1749 | 261 | { |
b14db4d7 | 262 | #if 0 /* Using the frame the mouse is on may not be right. */ |
99fe880d | 263 | /* Use the mouse's current position. */ |
b404828f | 264 | FRAME_PTR new_f = SELECTED_FRAME (); |
99fe880d | 265 | Lisp_Object bar_window; |
cc45fb40 | 266 | enum scroll_bar_part part; |
99fe880d RS |
267 | unsigned long time; |
268 | Lisp_Object x, y; | |
165e1749 | 269 | |
46b657e2 | 270 | (*mouse_position_hook) (&new_f, 1, &bar_window, &part, &x, &y, &time); |
5ca2ef64 | 271 | |
99fe880d | 272 | if (new_f != 0) |
a39f0477 | 273 | XSETFRAME (window, new_f); |
99fe880d RS |
274 | else |
275 | window = selected_window; | |
b14db4d7 | 276 | #endif |
88d4f6ec | 277 | window = selected_window; |
99fe880d RS |
278 | } |
279 | else if (CONSP (position)) | |
280 | { | |
281 | Lisp_Object tem; | |
282 | tem = Fcar (position); | |
b5bb2705 | 283 | if (CONSP (tem)) |
99fe880d | 284 | window = Fcar (Fcdr (position)); |
80670155 RS |
285 | else |
286 | { | |
99fe880d RS |
287 | tem = Fcar (Fcdr (position)); /* EVENT_START (position) */ |
288 | window = Fcar (tem); /* POSN_WINDOW (tem) */ | |
165e1749 | 289 | } |
165e1749 | 290 | } |
99fe880d RS |
291 | else if (WINDOWP (position) || FRAMEP (position)) |
292 | window = position; | |
a9be6839 RS |
293 | else |
294 | window = Qnil; | |
165e1749 | 295 | |
99fe880d | 296 | /* Decode where to put the menu. */ |
165e1749 | 297 | |
b5bb2705 | 298 | if (FRAMEP (window)) |
99fe880d | 299 | f = XFRAME (window); |
b5bb2705 | 300 | else if (WINDOWP (window)) |
165e1749 | 301 | { |
b7826503 | 302 | CHECK_LIVE_WINDOW (window); |
99fe880d | 303 | f = XFRAME (WINDOW_FRAME (XWINDOW (window))); |
165e1749 | 304 | } |
99fe880d RS |
305 | else |
306 | /* ??? Not really clean; should be CHECK_WINDOW_OR_FRAME, | |
307 | but I don't want to make one now. */ | |
b7826503 | 308 | CHECK_WINDOW (window); |
165e1749 | 309 | |
a9e1244d EZ |
310 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
311 | error ("Can not put X dialog on this terminal"); | |
62af879c | 312 | |
5da9fdfa YM |
313 | /* Force a redisplay before showing the dialog. If a frame is created |
314 | just before showing the dialog, its contents may not have been fully | |
315 | drawn, as this depends on timing of events from the X server. Redisplay | |
316 | is not done when a dialog is shown. If redisplay could be done in the | |
317 | X event loop (i.e. the X event loop does not run in a signal handler) | |
318 | this would not be needed. | |
319 | ||
320 | Do this before creating the widget value that points to Lisp | |
321 | string contents, because Fredisplay may GC and relocate them. */ | |
322 | Fredisplay (Qt); | |
323 | ||
488dd4c4 | 324 | #if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK) |
99fe880d RS |
325 | /* Display a menu with these alternatives |
326 | in the middle of frame F. */ | |
327 | { | |
328 | Lisp_Object x, y, frame, newpos; | |
a39f0477 KH |
329 | XSETFRAME (frame, f); |
330 | XSETINT (x, x_pixel_width (f) / 2); | |
331 | XSETINT (y, x_pixel_height (f) / 2); | |
99fe880d RS |
332 | newpos = Fcons (Fcons (x, Fcons (y, Qnil)), Fcons (frame, Qnil)); |
333 | ||
334 | return Fx_popup_menu (newpos, | |
335 | Fcons (Fcar (contents), Fcons (contents, Qnil))); | |
336 | } | |
337 | #else | |
338 | { | |
339 | Lisp_Object title; | |
340 | char *error_name; | |
341 | Lisp_Object selection; | |
86fad4ec | 342 | int specpdl_count = SPECPDL_INDEX (); |
165e1749 | 343 | |
99fe880d RS |
344 | /* Decode the dialog items from what was specified. */ |
345 | title = Fcar (contents); | |
b7826503 | 346 | CHECK_STRING (title); |
86fad4ec | 347 | record_unwind_protect (unuse_menu_items, Qnil); |
165e1749 | 348 | |
6b61353c KH |
349 | if (NILP (Fcar (Fcdr (contents)))) |
350 | /* No buttons specified, add an "Ok" button so users can pop down | |
351 | the dialog. Also, the lesstif/motif version crashes if there are | |
352 | no buttons. */ | |
353 | contents = Fcons (title, Fcons (Fcons (build_string ("Ok"), Qt), Qnil)); | |
b9de078a | 354 | |
99fe880d | 355 | list_of_panes (Fcons (contents, Qnil)); |
165e1749 | 356 | |
99fe880d RS |
357 | /* Display them in a dialog box. */ |
358 | BLOCK_INPUT; | |
6a040d6a | 359 | selection = xdialog_show (f, 0, title, header, &error_name); |
99fe880d | 360 | UNBLOCK_INPUT; |
165e1749 | 361 | |
86fad4ec | 362 | unbind_to (specpdl_count, Qnil); |
99fe880d RS |
363 | discard_menu_items (); |
364 | ||
365 | if (error_name) error (error_name); | |
366 | return selection; | |
367 | } | |
7464b131 | 368 | #endif |
392d3f4b | 369 | } |
c3438661 JD |
370 | |
371 | ||
372 | #ifndef MSDOS | |
373 | ||
b3935289 JD |
374 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
375 | ||
376 | void | |
971de7fb | 377 | x_menu_set_in_use (int in_use) |
b3935289 JD |
378 | { |
379 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 380 | popup_activated_flag = in_use; |
98a20c65 CY |
381 | #ifdef USE_X_TOOLKIT |
382 | if (popup_activated_flag) | |
383 | x_activate_timeout_atimer (); | |
384 | #endif | |
b3935289 JD |
385 | } |
386 | ||
c3438661 JD |
387 | /* Wait for an X event to arrive or for a timer to expire. */ |
388 | ||
b3935289 | 389 | void |
c3438661 JD |
390 | x_menu_wait_for_event (void *data) |
391 | { | |
c3438661 JD |
392 | /* Another way to do this is to register a timer callback, that can be |
393 | done in GTK and Xt. But we have to do it like this when using only X | |
394 | anyway, and with callbacks we would have three variants for timer handling | |
395 | instead of the small ifdefs below. */ | |
396 | ||
397 | while ( | |
398 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 399 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
400 | #elif defined USE_GTK |
401 | ! gtk_events_pending () | |
402 | #else | |
403 | ! XPending ((Display*) data) | |
404 | #endif | |
405 | ) | |
406 | { | |
e90292a9 | 407 | EMACS_TIME next_time = timer_check (1), *ntp; |
c3438661 JD |
408 | long secs = EMACS_SECS (next_time); |
409 | long usecs = EMACS_USECS (next_time); | |
410 | SELECT_TYPE read_fds; | |
411 | struct x_display_info *dpyinfo; | |
412 | int n = 0; | |
413 | ||
414 | FD_ZERO (&read_fds); | |
415 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
416 | { | |
417 | int fd = ConnectionNumber (dpyinfo->display); | |
418 | FD_SET (fd, &read_fds); | |
419 | if (fd > n) n = fd; | |
11814156 | 420 | XFlush (dpyinfo->display); |
c3438661 JD |
421 | } |
422 | ||
e90292a9 JD |
423 | if (secs < 0 && usecs < 0) |
424 | ntp = 0; | |
425 | else | |
426 | ntp = &next_time; | |
c3438661 | 427 | |
e90292a9 | 428 | select (n + 1, &read_fds, (SELECT_TYPE *)0, (SELECT_TYPE *)0, ntp); |
c3438661 JD |
429 | } |
430 | } | |
431 | #endif /* ! MSDOS */ | |
432 | ||
78589e07 | 433 | \f |
488dd4c4 | 434 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 435 | |
f1d1cd24 JD |
436 | #ifdef USE_X_TOOLKIT |
437 | ||
4dedbfe0 | 438 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 439 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
440 | and x-popup-dialog; it is not used for the menu bar. |
441 | ||
2e2b8e22 | 442 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 443 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 444 | |
f02cac82 | 445 | static void |
ebd15611 | 446 | popup_get_selection (XEvent *initial_event, struct x_display_info *dpyinfo, LWLIB_ID id, int do_timers) |
78589e07 | 447 | { |
4dedbfe0 | 448 | XEvent event; |
f02cac82 | 449 | |
8b806a85 JD |
450 | while (popup_activated_flag) |
451 | { | |
c0b0f54b | 452 | if (initial_event) |
8b806a85 JD |
453 | { |
454 | event = *initial_event; | |
455 | initial_event = 0; | |
456 | } | |
457 | else | |
c3438661 JD |
458 | { |
459 | if (do_timers) x_menu_wait_for_event (0); | |
460 | XtAppNextEvent (Xt_app_con, &event); | |
461 | } | |
78589e07 | 462 | |
10624005 | 463 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
464 | And make sure to deactivate for any ButtonRelease, |
465 | even if XtDispatchEvent doesn't do that. */ | |
466 | if (event.type == ButtonRelease | |
467 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
468 | { |
469 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 470 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
471 | Btn1Down seems the only way to convince Motif to |
472 | activate its callbacks; setting the XmNmenuPost | |
473 | isn't working. --marcus@sysc.pdx.edu. */ | |
474 | event.xbutton.button = 1; | |
475 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
476 | key is pressed and the button is released. So reset key state | |
477 | so Motif thinks this is the case. */ | |
478 | event.xbutton.state = 0; | |
c8b5aa3d | 479 | #endif |
10624005 | 480 | } |
33385c6f | 481 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 482 | else if (event.type == KeyPress |
10624005 | 483 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
484 | { |
485 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 486 | |
33385c6f JD |
487 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
488 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 489 | popup_activated_flag = 0; |
8b806a85 | 490 | } |
177c0ea7 | 491 | |
8b806a85 | 492 | x_dispatch_event (&event, event.xany.display); |
aa669def | 493 | } |
78589e07 RS |
494 | } |
495 | ||
12b6af5c | 496 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
497 | doc: /* Start key navigation of the menu bar in FRAME. |
498 | This initially opens the first menu bar item and you can then navigate with the | |
499 | arrow keys, select a menu entry with the return key or cancel with the | |
500 | escape key. If FRAME has no menu bar this function does nothing. | |
501 | ||
502 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 503 | (Lisp_Object frame) |
22badffe JD |
504 | { |
505 | XEvent ev; | |
506 | FRAME_PTR f = check_x_frame (frame); | |
507 | Widget menubar; | |
508 | BLOCK_INPUT; | |
509 | ||
510 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
511 | set_frame_menubar (f, 0, 1); | |
512 | ||
513 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
514 | if (menubar) | |
515 | { | |
516 | Window child; | |
517 | int error_p = 0; | |
518 | ||
519 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
520 | memset (&ev, 0, sizeof ev); | |
521 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
522 | ev.xbutton.window = XtWindow (menubar); | |
523 | ev.xbutton.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
524 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); | |
525 | ev.xbutton.button = Button1; | |
526 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
527 | ev.xbutton.same_screen = True; | |
528 | ||
529 | #ifdef USE_MOTIF | |
530 | { | |
531 | Arg al[2]; | |
532 | WidgetList list; | |
533 | Cardinal nr; | |
534 | XtSetArg (al[0], XtNchildren, &list); | |
535 | XtSetArg (al[1], XtNnumChildren, &nr); | |
536 | XtGetValues (menubar, al, 2); | |
537 | ev.xbutton.window = XtWindow (list[0]); | |
538 | } | |
539 | #endif | |
540 | ||
541 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
542 | /* From-window, to-window. */ | |
543 | ev.xbutton.window, ev.xbutton.root, | |
544 | ||
545 | /* From-position, to-position. */ | |
546 | ev.xbutton.x, ev.xbutton.y, | |
547 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
548 | ||
549 | /* Child of win. */ | |
550 | &child); | |
551 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
552 | x_uncatch_errors (); | |
553 | ||
554 | if (! error_p) | |
555 | { | |
556 | ev.type = ButtonPress; | |
557 | ev.xbutton.state = 0; | |
558 | ||
559 | XtDispatchEvent (&ev); | |
560 | ev.xbutton.type = ButtonRelease; | |
561 | ev.xbutton.state = Button1Mask; | |
562 | XtDispatchEvent (&ev); | |
563 | } | |
564 | } | |
565 | ||
566 | UNBLOCK_INPUT; | |
57d671b4 AS |
567 | |
568 | return Qnil; | |
22badffe | 569 | } |
488dd4c4 JD |
570 | #endif /* USE_X_TOOLKIT */ |
571 | ||
22badffe | 572 | |
488dd4c4 | 573 | #ifdef USE_GTK |
12b6af5c | 574 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
575 | doc: /* Start key navigation of the menu bar in FRAME. |
576 | This initially opens the first menu bar item and you can then navigate with the | |
577 | arrow keys, select a menu entry with the return key or cancel with the | |
578 | escape key. If FRAME has no menu bar this function does nothing. | |
579 | ||
580 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 581 | (Lisp_Object frame) |
22badffe JD |
582 | { |
583 | GtkWidget *menubar; | |
8630721e CY |
584 | FRAME_PTR f; |
585 | ||
718aeeb8 CY |
586 | /* gcc 2.95 doesn't accept the FRAME_PTR declaration after |
587 | BLOCK_INPUT. */ | |
588 | ||
22badffe | 589 | BLOCK_INPUT; |
8630721e | 590 | f = check_x_frame (frame); |
22badffe JD |
591 | |
592 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
593 | set_frame_menubar (f, 0, 1); | |
594 | ||
595 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
596 | if (menubar) | |
597 | { | |
598 | /* Activate the first menu. */ | |
599 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
600 | ||
32d46135 JD |
601 | if (children) |
602 | { | |
603 | g_signal_emit_by_name (children->data, "activate_item"); | |
604 | popup_activated_flag = 1; | |
605 | g_list_free (children); | |
606 | } | |
22badffe JD |
607 | } |
608 | UNBLOCK_INPUT; | |
609 | ||
610 | return Qnil; | |
611 | } | |
612 | ||
488dd4c4 JD |
613 | /* Loop util popup_activated_flag is set to zero in a callback. |
614 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 615 | |
488dd4c4 | 616 | static void |
971de7fb | 617 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
618 | { |
619 | ++popup_activated_flag; | |
620 | ||
621 | /* Process events in the Gtk event loop until done. */ | |
622 | while (popup_activated_flag) | |
623 | { | |
c3438661 | 624 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
625 | gtk_main_iteration (); |
626 | } | |
627 | } | |
628 | #endif | |
629 | ||
88766961 RS |
630 | /* Activate the menu bar of frame F. |
631 | This is called from keyboard.c when it gets the | |
3b8f9651 | 632 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
633 | |
634 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 635 | that was saved in saved_menu_event. |
88766961 RS |
636 | That makes the toolkit do its thing. |
637 | ||
638 | But first we recompute the menu bar contents (the whole tree). | |
639 | ||
640 | The reason for saving the button event until here, instead of | |
641 | passing it to the toolkit right away, is that we can safely | |
642 | execute Lisp code. */ | |
177c0ea7 | 643 | |
dfcf069d | 644 | void |
971de7fb | 645 | x_activate_menubar (FRAME_PTR f) |
88766961 | 646 | { |
62af879c KL |
647 | if (! FRAME_X_P (f)) |
648 | abort (); | |
649 | ||
ac78b144 | 650 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
651 | return; |
652 | ||
177c0ea7 | 653 | #ifdef USE_GTK |
6b61353c KH |
654 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
655 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
656 | return; |
657 | #endif | |
177c0ea7 | 658 | |
a9be6839 | 659 | set_frame_menubar (f, 0, 1); |
88766961 | 660 | BLOCK_INPUT; |
cf28cebc | 661 | popup_activated_flag = 1; |
488dd4c4 JD |
662 | #ifdef USE_GTK |
663 | XPutBackEvent (f->output_data.x->display_info->display, | |
664 | f->output_data.x->saved_menu_event); | |
488dd4c4 | 665 | #else |
86fad4ec | 666 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 667 | #endif |
88766961 | 668 | UNBLOCK_INPUT; |
177c0ea7 | 669 | |
88766961 | 670 | /* Ignore this if we get it a second time. */ |
ac78b144 | 671 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
672 | } |
673 | ||
4dedbfe0 PR |
674 | /* This callback is invoked when the user selects a menubar cascade |
675 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 676 | |
488dd4c4 | 677 | #ifndef USE_GTK |
78589e07 | 678 | static void |
ebd15611 | 679 | popup_activate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
78589e07 | 680 | { |
4dedbfe0 | 681 | popup_activated_flag = 1; |
98a20c65 CY |
682 | #ifdef USE_X_TOOLKIT |
683 | x_activate_timeout_atimer (); | |
684 | #endif | |
7555d825 | 685 | } |
488dd4c4 | 686 | #endif |
7555d825 GM |
687 | |
688 | /* This callback is invoked when a dialog or menu is finished being | |
689 | used and has been unposted. */ | |
690 | ||
488dd4c4 JD |
691 | #ifdef USE_GTK |
692 | static void | |
971de7fb | 693 | popup_deactivate_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
694 | { |
695 | popup_activated_flag = 0; | |
696 | } | |
697 | #else | |
7555d825 | 698 | static void |
ebd15611 | 699 | popup_deactivate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
7555d825 | 700 | { |
7555d825 | 701 | popup_activated_flag = 0; |
78589e07 | 702 | } |
488dd4c4 | 703 | #endif |
78589e07 | 704 | |
850df50b | 705 | |
488dd4c4 JD |
706 | /* Function that finds the frame for WIDGET and shows the HELP text |
707 | for that widget. | |
708 | F is the frame if known, or NULL if not known. */ | |
709 | static void | |
971de7fb | 710 | show_help_event (FRAME_PTR f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 711 | { |
488dd4c4 | 712 | Lisp_Object frame; |
850df50b | 713 | |
850df50b | 714 | if (f) |
9cd50434 GM |
715 | { |
716 | XSETFRAME (frame, f); | |
717 | kbd_buffer_store_help_event (frame, help); | |
718 | } | |
850df50b GM |
719 | else |
720 | { | |
6b61353c | 721 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 722 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 723 | widget. See which frame that is. */ |
488dd4c4 | 724 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
725 | Lisp_Object tail; |
726 | ||
8e50cc2d | 727 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
728 | { |
729 | frame = XCAR (tail); | |
8e50cc2d | 730 | if (FRAMEP (frame) |
850df50b GM |
731 | && (f = XFRAME (frame), |
732 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
733 | break; | |
734 | } | |
6b61353c | 735 | #endif |
9cd50434 GM |
736 | show_help_echo (help, Qnil, Qnil, Qnil, 1); |
737 | } | |
850df50b GM |
738 | } |
739 | ||
488dd4c4 JD |
740 | /* Callback called when menu items are highlighted/unhighlighted |
741 | while moving the mouse over them. WIDGET is the menu bar or menu | |
742 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
743 | the data structure for the menu item, or null in case of | |
744 | unhighlighting. */ | |
4dedbfe0 | 745 | |
488dd4c4 JD |
746 | #ifdef USE_GTK |
747 | void | |
971de7fb | 748 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
749 | { |
750 | xg_menu_item_cb_data *cb_data; | |
751 | Lisp_Object help; | |
177c0ea7 | 752 | |
488dd4c4 JD |
753 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (widget), |
754 | XG_ITEM_DATA); | |
755 | if (! cb_data) return; | |
756 | ||
757 | help = call_data ? cb_data->help : Qnil; | |
758 | ||
759 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
760 | Don't show help for them, they won't appear before the | |
761 | popup is popped down. */ | |
762 | if (popup_activated_flag <= 1) | |
763 | show_help_event (cb_data->cl_data->f, widget, help); | |
764 | } | |
765 | #else | |
766 | void | |
ebd15611 | 767 | menu_highlight_callback (Widget widget, LWLIB_ID id, void *call_data) |
488dd4c4 JD |
768 | { |
769 | struct frame *f; | |
770 | Lisp_Object help; | |
771 | ||
772 | widget_value *wv = (widget_value *) call_data; | |
773 | ||
774 | help = wv ? wv->help : Qnil; | |
177c0ea7 | 775 | |
488dd4c4 JD |
776 | /* Determine the frame for the help event. */ |
777 | f = menubar_id_to_frame (id); | |
778 | ||
779 | show_help_event (f, widget, help); | |
780 | } | |
781 | #endif | |
782 | ||
488dd4c4 JD |
783 | #ifdef USE_GTK |
784 | /* Gtk calls callbacks just because we tell it what item should be | |
785 | selected in a radio group. If this variable is set to a non-zero | |
786 | value, we are creating menus and don't want callbacks right now. | |
787 | */ | |
788 | static int xg_crazy_callback_abort; | |
789 | ||
790 | /* This callback is called from the menu bar pulldown menu | |
791 | when the user makes a selection. | |
792 | Figure out what the user chose | |
793 | and put the appropriate events into the keyboard buffer. */ | |
794 | static void | |
971de7fb | 795 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
796 | { |
797 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
798 | ||
799 | if (xg_crazy_callback_abort) | |
800 | return; | |
801 | ||
802 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
803 | return; | |
804 | ||
b79c8219 JD |
805 | /* For a group of radio buttons, GTK calls the selection callback first |
806 | for the item that was active before the selection and then for the one that | |
807 | is active after the selection. For C-h k this means we get the help on | |
808 | the deselected item and then the selected item is executed. Prevent that | |
809 | by ignoring the non-active item. */ | |
810 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
811 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
812 | return; | |
813 | ||
81f09877 JD |
814 | /* When a menu is popped down, X generates a focus event (i.e. focus |
815 | goes back to the frame below the menu). Since GTK buffers events, | |
816 | we force it out here before the menu selection event. Otherwise | |
817 | sit-for will exit at once if the focus event follows the menu selection | |
818 | event. */ | |
819 | ||
820 | BLOCK_INPUT; | |
821 | while (gtk_events_pending ()) | |
822 | gtk_main_iteration (); | |
823 | UNBLOCK_INPUT; | |
824 | ||
488dd4c4 JD |
825 | find_and_call_menu_selection (cb_data->cl_data->f, |
826 | cb_data->cl_data->menu_bar_items_used, | |
827 | cb_data->cl_data->menu_bar_vector, | |
828 | cb_data->call_data); | |
829 | } | |
830 | ||
831 | #else /* not USE_GTK */ | |
832 | ||
833 | /* This callback is called from the menu bar pulldown menu | |
834 | when the user makes a selection. | |
835 | Figure out what the user chose | |
836 | and put the appropriate events into the keyboard buffer. */ | |
837 | static void | |
ebd15611 | 838 | menubar_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
488dd4c4 JD |
839 | { |
840 | FRAME_PTR f; | |
841 | ||
842 | f = menubar_id_to_frame (id); | |
843 | if (!f) | |
844 | return; | |
845 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
846 | f->menu_bar_vector, client_data); | |
847 | } | |
848 | #endif /* not USE_GTK */ | |
f61a541b GM |
849 | \f |
850 | /* Recompute all the widgets of frame F, when the menu bar has been | |
851 | changed. Value is non-zero if widgets were updated. */ | |
852 | ||
853 | static int | |
971de7fb | 854 | update_frame_menubar (FRAME_PTR f) |
18686d47 | 855 | { |
488dd4c4 JD |
856 | #ifdef USE_GTK |
857 | return xg_update_frame_menubar (f); | |
858 | #else | |
62af879c | 859 | struct x_output *x; |
cffa74ea | 860 | int columns, rows; |
177c0ea7 | 861 | |
62af879c KL |
862 | if (! FRAME_X_P (f)) |
863 | abort (); | |
864 | ||
865 | x = f->output_data.x; | |
866 | ||
f61a541b GM |
867 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
868 | return 0; | |
18686d47 RS |
869 | |
870 | BLOCK_INPUT; | |
f61a541b GM |
871 | /* Save the size of the frame because the pane widget doesn't accept |
872 | to resize itself. So force it. */ | |
9882535b KS |
873 | columns = FRAME_COLS (f); |
874 | rows = FRAME_LINES (f); | |
cffa74ea | 875 | |
f61a541b GM |
876 | /* Do the voodoo which means "I'm changing lots of things, don't try |
877 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 878 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 879 | |
f61a541b GM |
880 | /* The order in which children are managed is the top to bottom |
881 | order in which they are displayed in the paned window. First, | |
882 | remove the text-area widget. */ | |
18686d47 RS |
883 | XtUnmanageChild (x->edit_widget); |
884 | ||
f61a541b GM |
885 | /* Remove the menubar that is there now, and put up the menubar that |
886 | should be there. */ | |
887 | XtManageChild (x->menubar_widget); | |
888 | XtMapWidget (x->menubar_widget); | |
889 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 890 | |
c98fcf4b | 891 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 892 | XtManageChild (x->edit_widget); |
4dedbfe0 | 893 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
894 | |
895 | /* Force the pane widget to resize itself with the right values. */ | |
896 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
18686d47 | 897 | UNBLOCK_INPUT; |
488dd4c4 | 898 | #endif |
f61a541b | 899 | return 1; |
18686d47 RS |
900 | } |
901 | ||
99852628 | 902 | #ifdef USE_LUCID |
1ecb2d3f | 903 | static void |
ebd15611 | 904 | apply_systemfont_to_dialog (Widget w) |
1ecb2d3f JD |
905 | { |
906 | const char *fn = xsettings_get_system_normal_font (); | |
907 | if (fn) | |
908 | { | |
909 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
910 | if (db) | |
911 | XrmPutStringResource (&db, "*dialog.faceName", fn); | |
912 | } | |
913 | } | |
914 | ||
99852628 | 915 | static void |
ebd15611 | 916 | apply_systemfont_to_menu (Widget w) |
99852628 JD |
917 | { |
918 | const char *fn = xsettings_get_system_normal_font (); | |
919 | int defflt; | |
920 | ||
921 | if (!fn) return; | |
922 | ||
923 | if (XtIsShell (w)) /* popup menu */ | |
924 | { | |
1ecb2d3f | 925 | Widget *childs = NULL; |
99852628 | 926 | |
1ecb2d3f | 927 | XtVaGetValues (w, XtNchildren, &childs, NULL); |
5ba5ec85 | 928 | if (*childs) w = *childs; |
99852628 JD |
929 | } |
930 | ||
931 | /* Only use system font if the default is used for the menu. */ | |
932 | XtVaGetValues (w, XtNdefaultFace, &defflt, NULL); | |
933 | if (defflt) | |
934 | XtVaSetValues (w, XtNfaceName, fn, NULL); | |
935 | } | |
936 | #endif | |
937 | ||
4bcdbab1 KH |
938 | /* Set the contents of the menubar widgets of frame F. |
939 | The argument FIRST_TIME is currently ignored; | |
940 | it is set the first time this is called, from initialize_frame_menubar. */ | |
941 | ||
18686d47 | 942 | void |
971de7fb | 943 | set_frame_menubar (FRAME_PTR f, int first_time, int deep_p) |
18686d47 | 944 | { |
62af879c | 945 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
946 | #ifdef USE_X_TOOLKIT |
947 | LWLIB_ID id; | |
948 | #endif | |
faa935b6 | 949 | Lisp_Object items; |
4d19cb8e | 950 | widget_value *wv, *first_wv, *prev_wv = 0; |
1806714a | 951 | int i, last_i = 0; |
ced89c24 | 952 | int *submenu_start, *submenu_end; |
37dc84ff | 953 | int *submenu_top_level_items, *submenu_n_panes; |
cc45fb40 | 954 | |
62af879c KL |
955 | if (! FRAME_X_P (f)) |
956 | abort (); | |
957 | ||
958 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 959 | |
bfc524bc RS |
960 | XSETFRAME (Vmenu_updating_frame, f); |
961 | ||
488dd4c4 | 962 | #ifdef USE_X_TOOLKIT |
7556890b RS |
963 | if (f->output_data.x->id == 0) |
964 | f->output_data.x->id = next_menubar_widget_id++; | |
965 | id = f->output_data.x->id; | |
488dd4c4 | 966 | #endif |
177c0ea7 | 967 | |
88766961 RS |
968 | if (! menubar_widget) |
969 | deep_p = 1; | |
a9be6839 RS |
970 | /* Make the first call for any given frame always go deep. */ |
971 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
972 | { |
973 | deep_p = 1; | |
a9be6839 RS |
974 | f->output_data.x->saved_menu_event = (XEvent*)xmalloc (sizeof (XEvent)); |
975 | f->output_data.x->saved_menu_event->type = 0; | |
745c34fb | 976 | } |
18686d47 | 977 | |
6b61353c KH |
978 | #ifdef USE_GTK |
979 | /* If we have detached menus, we must update deep so detached menus | |
980 | also gets updated. */ | |
981 | deep_p = deep_p || xg_have_tear_offs (); | |
982 | #endif | |
983 | ||
88766961 | 984 | if (deep_p) |
18686d47 | 985 | { |
88766961 RS |
986 | /* Make a widget-value tree representing the entire menu trees. */ |
987 | ||
988 | struct buffer *prev = current_buffer; | |
989 | Lisp_Object buffer; | |
aed13378 | 990 | int specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
991 | int previous_menu_items_used = f->menu_bar_items_used; |
992 | Lisp_Object *previous_items | |
993 | = (Lisp_Object *) alloca (previous_menu_items_used | |
994 | * sizeof (Lisp_Object)); | |
995 | ||
0b1cf399 RS |
996 | /* If we are making a new widget, its contents are empty, |
997 | do always reinitialize them. */ | |
998 | if (! menubar_widget) | |
999 | previous_menu_items_used = 0; | |
1000 | ||
88766961 RS |
1001 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->buffer; |
1002 | specbind (Qinhibit_quit, Qt); | |
1003 | /* Don't let the debugger step into this code | |
1004 | because it is not reentrant. */ | |
1005 | specbind (Qdebug_on_next_call, Qnil); | |
1006 | ||
89f2614d | 1007 | record_unwind_save_match_data (); |
88766961 RS |
1008 | if (NILP (Voverriding_local_map_menu_flag)) |
1009 | { | |
1010 | specbind (Qoverriding_terminal_local_map, Qnil); | |
1011 | specbind (Qoverriding_local_map, Qnil); | |
1012 | } | |
18686d47 | 1013 | |
88766961 | 1014 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 1015 | |
88766961 | 1016 | /* Run the Lucid hook. */ |
950eaee7 | 1017 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 1018 | |
88766961 RS |
1019 | /* If it has changed current-menubar from previous value, |
1020 | really recompute the menubar from the value. */ | |
1021 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
1022 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 1023 | safe_run_hooks (Qmenu_bar_update_hook); |
88766961 | 1024 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); |
18686d47 | 1025 | |
88766961 | 1026 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 1027 | |
88766961 | 1028 | /* Save the frame's previous menu bar contents data. */ |
86c04183 | 1029 | if (previous_menu_items_used) |
72af86bd AS |
1030 | memcpy (previous_items, XVECTOR (f->menu_bar_vector)->contents, |
1031 | previous_menu_items_used * sizeof (Lisp_Object)); | |
8d8a3494 | 1032 | |
ced89c24 RS |
1033 | /* Fill in menu_items with the current menu bar contents. |
1034 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
1035 | save_menu_items (); |
1036 | ||
88766961 | 1037 | menu_items = f->menu_bar_vector; |
86c04183 | 1038 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
ced89c24 RS |
1039 | submenu_start = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); |
1040 | submenu_end = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); | |
37dc84ff | 1041 | submenu_n_panes = (int *) alloca (XVECTOR (items)->size * sizeof (int)); |
ced89c24 RS |
1042 | submenu_top_level_items |
1043 | = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); | |
88766961 | 1044 | init_menu_items (); |
f04366cb | 1045 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1046 | { |
1047 | Lisp_Object key, string, maps; | |
1048 | ||
ced89c24 RS |
1049 | last_i = i; |
1050 | ||
88766961 RS |
1051 | key = XVECTOR (items)->contents[i]; |
1052 | string = XVECTOR (items)->contents[i + 1]; | |
1053 | maps = XVECTOR (items)->contents[i + 2]; | |
1054 | if (NILP (string)) | |
1055 | break; | |
1056 | ||
ced89c24 RS |
1057 | submenu_start[i] = menu_items_used; |
1058 | ||
1059 | menu_items_n_panes = 0; | |
1060 | submenu_top_level_items[i] | |
1061 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 1062 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
1063 | |
1064 | submenu_end[i] = menu_items_used; | |
1065 | } | |
1066 | ||
1067 | finish_menu_items (); | |
1068 | ||
1069 | /* Convert menu_items into widget_value trees | |
1070 | to display the menu. This cannot evaluate Lisp code. */ | |
1071 | ||
1072 | wv = xmalloc_widget_value (); | |
1073 | wv->name = "menubar"; | |
1074 | wv->value = 0; | |
1075 | wv->enabled = 1; | |
1076 | wv->button_type = BUTTON_TYPE_NONE; | |
1077 | wv->help = Qnil; | |
1078 | first_wv = wv; | |
1079 | ||
1080 | for (i = 0; i < last_i; i += 4) | |
1081 | { | |
37dc84ff | 1082 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
1083 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
1084 | submenu_top_level_items[i]); | |
177c0ea7 | 1085 | if (prev_wv) |
88766961 RS |
1086 | prev_wv->next = wv; |
1087 | else | |
1088 | first_wv->contents = wv; | |
1089 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
1090 | wv->enabled = 1; | |
3427a3db | 1091 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
1092 | prev_wv = wv; |
1093 | } | |
1094 | ||
88766961 | 1095 | set_buffer_internal_1 (prev); |
8d8a3494 | 1096 | |
88766961 RS |
1097 | /* If there has been no change in the Lisp-level contents |
1098 | of the menu bar, skip redisplaying it. Just exit. */ | |
1099 | ||
510d5bf6 | 1100 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
1101 | for (i = 0; i < previous_menu_items_used; i++) |
1102 | if (menu_items_used == i | |
99d3fac7 | 1103 | || (!EQ (previous_items[i], XVECTOR (menu_items)->contents[i]))) |
88766961 | 1104 | break; |
62555c22 | 1105 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 1106 | { |
510d5bf6 RS |
1107 | /* The menu items have not changed. Don't bother updating |
1108 | the menus in any form, since it would be a no-op. */ | |
88766961 | 1109 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 1110 | discard_menu_items (); |
1fc4d463 | 1111 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
1112 | return; |
1113 | } | |
1114 | ||
510d5bf6 | 1115 | /* The menu items are different, so store them in the frame. */ |
1fc4d463 RS |
1116 | f->menu_bar_vector = menu_items; |
1117 | f->menu_bar_items_used = menu_items_used; | |
1118 | ||
bf732638 | 1119 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
1120 | unbind_to (specpdl_count, Qnil); |
1121 | ||
88766961 RS |
1122 | /* Now GC cannot happen during the lifetime of the widget_value, |
1123 | so it's safe to store data from a Lisp_String. */ | |
1124 | wv = first_wv->contents; | |
f04366cb | 1125 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1126 | { |
1127 | Lisp_Object string; | |
1128 | string = XVECTOR (items)->contents[i + 1]; | |
1129 | if (NILP (string)) | |
2bf436c3 | 1130 | break; |
ec867797 | 1131 | wv->name = (char *) SDATA (string); |
2bf436c3 JD |
1132 | update_submenu_strings (wv->contents); |
1133 | wv = wv->next; | |
88766961 RS |
1134 | } |
1135 | ||
4d19cb8e | 1136 | } |
88766961 RS |
1137 | else |
1138 | { | |
1139 | /* Make a widget-value tree containing | |
1140 | just the top level menu bar strings. */ | |
4d19cb8e | 1141 | |
ced89c24 RS |
1142 | wv = xmalloc_widget_value (); |
1143 | wv->name = "menubar"; | |
1144 | wv->value = 0; | |
1145 | wv->enabled = 1; | |
1146 | wv->button_type = BUTTON_TYPE_NONE; | |
1147 | wv->help = Qnil; | |
1148 | first_wv = wv; | |
1149 | ||
88766961 | 1150 | items = FRAME_MENU_BAR_ITEMS (f); |
f04366cb | 1151 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1152 | { |
1153 | Lisp_Object string; | |
1154 | ||
1155 | string = XVECTOR (items)->contents[i + 1]; | |
1156 | if (NILP (string)) | |
1157 | break; | |
1158 | ||
f7fab165 | 1159 | wv = xmalloc_widget_value (); |
d5db4077 | 1160 | wv->name = (char *) SDATA (string); |
88766961 RS |
1161 | wv->value = 0; |
1162 | wv->enabled = 1; | |
3427a3db | 1163 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1164 | wv->help = Qnil; |
fe8fa62f RS |
1165 | /* This prevents lwlib from assuming this |
1166 | menu item is really supposed to be empty. */ | |
1167 | /* The EMACS_INT cast avoids a warning. | |
1168 | This value just has to be different from small integers. */ | |
1169 | wv->call_data = (void *) (EMACS_INT) (-1); | |
88766961 | 1170 | |
177c0ea7 | 1171 | if (prev_wv) |
88766961 RS |
1172 | prev_wv->next = wv; |
1173 | else | |
1174 | first_wv->contents = wv; | |
1175 | prev_wv = wv; | |
1176 | } | |
62555c22 RS |
1177 | |
1178 | /* Forget what we thought we knew about what is in the | |
1179 | detailed contents of the menu bar menus. | |
1180 | Changing the top level always destroys the contents. */ | |
1181 | f->menu_bar_items_used = 0; | |
88766961 | 1182 | } |
4dedbfe0 | 1183 | |
88766961 | 1184 | /* Create or update the menu bar widget. */ |
aa669def RS |
1185 | |
1186 | BLOCK_INPUT; | |
1187 | ||
488dd4c4 JD |
1188 | #ifdef USE_GTK |
1189 | xg_crazy_callback_abort = 1; | |
1190 | if (menubar_widget) | |
1191 | { | |
6b61353c | 1192 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
1193 | menu trees we supply, rather than just the menu bar item names. */ |
1194 | xg_modify_menubar_widgets (menubar_widget, | |
1195 | f, | |
1196 | first_wv, | |
1197 | deep_p, | |
1198 | G_CALLBACK (menubar_selection_callback), | |
1199 | G_CALLBACK (popup_deactivate_callback), | |
1200 | G_CALLBACK (menu_highlight_callback)); | |
1201 | } | |
1202 | else | |
1203 | { | |
1204 | GtkWidget *wvbox = f->output_data.x->vbox_widget; | |
177c0ea7 | 1205 | |
488dd4c4 | 1206 | menubar_widget |
177c0ea7 | 1207 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
1208 | G_CALLBACK (menubar_selection_callback), |
1209 | G_CALLBACK (popup_deactivate_callback), | |
1210 | G_CALLBACK (menu_highlight_callback)); | |
1211 | ||
1212 | f->output_data.x->menubar_widget = menubar_widget; | |
1213 | } | |
1214 | ||
177c0ea7 | 1215 | |
488dd4c4 | 1216 | #else /* not USE_GTK */ |
18686d47 | 1217 | if (menubar_widget) |
4dedbfe0 PR |
1218 | { |
1219 | /* Disable resizing (done for Motif!) */ | |
7556890b | 1220 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
1221 | |
1222 | /* The third arg is DEEP_P, which says to consider the entire | |
1223 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 1224 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 1225 | |
c98fcf4b | 1226 | /* Re-enable the edit widget to resize. */ |
7556890b | 1227 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 1228 | } |
18686d47 RS |
1229 | else |
1230 | { | |
9f6fcdc5 JD |
1231 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
1232 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
1233 | ||
177c0ea7 | 1234 | menubar_widget = lw_create_widget ("menubar", "menubar", id, first_wv, |
7556890b | 1235 | f->output_data.x->column_widget, |
4dedbfe0 PR |
1236 | 0, |
1237 | popup_activate_callback, | |
1238 | menubar_selection_callback, | |
850df50b GM |
1239 | popup_deactivate_callback, |
1240 | menu_highlight_callback); | |
7556890b | 1241 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
1242 | |
1243 | /* Make menu pop down on C-g. */ | |
1244 | XtOverrideTranslations (menubar_widget, override); | |
52214050 | 1245 | #ifdef USE_LUCID |
99852628 | 1246 | apply_systemfont_to_menu (menubar_widget); |
52214050 | 1247 | #endif |
18686d47 | 1248 | } |
1d1c1567 KH |
1249 | |
1250 | { | |
cf28cebc | 1251 | int menubar_size; |
723f5a07 J |
1252 | if (f->output_data.x->menubar_widget) |
1253 | XtRealizeWidget (f->output_data.x->menubar_widget); | |
1254 | ||
cf28cebc | 1255 | menubar_size |
7556890b RS |
1256 | = (f->output_data.x->menubar_widget |
1257 | ? (f->output_data.x->menubar_widget->core.height | |
1258 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1259 | : 0); |
1260 | ||
5c646d5a JD |
1261 | #if 1 /* Experimentally, we now get the right results |
1262 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1263 | Maybe so, but the menu bar size is missing the pixels so the | |
cf28cebc | 1264 | WM size hints are off by these pixels. Jan D, oct 2009. */ |
5ee80bd3 | 1265 | #ifdef USE_LUCID |
1d1c1567 KH |
1266 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1267 | { | |
1268 | Dimension ibw = 0; | |
7556890b | 1269 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1270 | XtNinternalBorderWidth, &ibw, NULL); |
1271 | menubar_size += ibw; | |
1272 | } | |
5ee80bd3 | 1273 | #endif /* USE_LUCID */ |
5c646d5a | 1274 | #endif /* 1 */ |
1d1c1567 | 1275 | |
7556890b | 1276 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1277 | } |
488dd4c4 | 1278 | #endif /* not USE_GTK */ |
177c0ea7 | 1279 | |
18686d47 | 1280 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1281 | update_frame_menubar (f); |
18686d47 | 1282 | |
488dd4c4 JD |
1283 | #ifdef USE_GTK |
1284 | xg_crazy_callback_abort = 0; | |
1285 | #endif | |
1286 | ||
18686d47 RS |
1287 | UNBLOCK_INPUT; |
1288 | } | |
85f487d1 | 1289 | |
8e6208c5 | 1290 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1291 | before it is mapped, so that the window is mapped with the menubar already |
1292 | there instead of us tacking it on later and thrashing the window after it | |
1293 | is visible. */ | |
1294 | ||
1295 | void | |
971de7fb | 1296 | initialize_frame_menubar (FRAME_PTR f) |
4dedbfe0 PR |
1297 | { |
1298 | /* This function is called before the first chance to redisplay | |
1299 | the frame. It has to be, so the frame will have the right size. */ | |
1300 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); | |
88766961 | 1301 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1302 | } |
1303 | ||
aba25348 | 1304 | |
4dedbfe0 | 1305 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1306 | This is used when deleting a frame, and when turning off the menu bar. |
1307 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1308 | |
488dd4c4 | 1309 | #ifndef USE_GTK |
85f487d1 | 1310 | void |
ebd15611 | 1311 | free_frame_menubar (FRAME_PTR f) |
85f487d1 FP |
1312 | { |
1313 | Widget menubar_widget; | |
85f487d1 | 1314 | |
62af879c KL |
1315 | if (! FRAME_X_P (f)) |
1316 | abort (); | |
1317 | ||
7556890b | 1318 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1319 | |
1320 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1321 | |
85f487d1 FP |
1322 | if (menubar_widget) |
1323 | { | |
aba25348 GM |
1324 | #ifdef USE_MOTIF |
1325 | /* Removing the menu bar magically changes the shell widget's x | |
1326 | and y position of (0, 0) which, when the menu bar is turned | |
1327 | on again, leads to pull-down menuss appearing in strange | |
1328 | positions near the upper-left corner of the display. This | |
1329 | happens only with some window managers like twm and ctwm, | |
1330 | but not with other like Motif's mwm or kwm, because the | |
1331 | latter generate ConfigureNotify events when the menu bar | |
1332 | is switched off, which fixes the shell position. */ | |
1333 | Position x0, y0, x1, y1; | |
1334 | #endif | |
177c0ea7 | 1335 | |
85f487d1 | 1336 | BLOCK_INPUT; |
aba25348 GM |
1337 | |
1338 | #ifdef USE_MOTIF | |
ae556422 GM |
1339 | if (f->output_data.x->widget) |
1340 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1341 | #endif |
177c0ea7 | 1342 | |
7556890b | 1343 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1344 | f->output_data.x->menubar_widget = NULL; |
aba25348 | 1345 | |
ae556422 GM |
1346 | if (f->output_data.x->widget) |
1347 | { | |
23243f29 | 1348 | #ifdef USE_MOTIF |
ae556422 GM |
1349 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); |
1350 | if (x1 == 0 && y1 == 0) | |
1351 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
aba25348 | 1352 | #endif |
23243f29 J |
1353 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
1354 | } | |
85f487d1 FP |
1355 | UNBLOCK_INPUT; |
1356 | } | |
1357 | } | |
488dd4c4 | 1358 | #endif /* not USE_GTK */ |
78589e07 | 1359 | |
488dd4c4 | 1360 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 RS |
1361 | \f |
1362 | /* xmenu_show actually displays a menu using the panes and items in menu_items | |
1363 | and returns the value selected from it. | |
1364 | There are two versions of xmenu_show, one for Xt and one for Xlib. | |
1365 | Both assume input is blocked by the caller. */ | |
1366 | ||
1367 | /* F is the frame the menu is for. | |
1368 | X and Y are the frame-relative specified position, | |
1369 | relative to the inside upper left corner of the frame F. | |
c8b5aa3d | 1370 | FOR_CLICK is nonzero if this menu was invoked for a mouse click. |
78589e07 RS |
1371 | KEYMAPS is 1 if this menu was specified with keymaps; |
1372 | in that case, we return a list containing the chosen item's value | |
1373 | and perhaps also the pane's prefix. | |
1374 | TITLE is the specified menu title. | |
1375 | ERROR is a place to store an error message string in case of failure. | |
1376 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1377 | |
488dd4c4 JD |
1378 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1379 | ||
1380 | /* The item selected in the popup menu. */ | |
1381 | static Lisp_Object *volatile menu_item_selection; | |
1382 | ||
1383 | #ifdef USE_GTK | |
1384 | ||
1385 | /* Used when position a popup menu. See menu_position_func and | |
1386 | create_and_show_popup_menu below. */ | |
1387 | struct next_popup_x_y | |
1388 | { | |
7b76ca1c | 1389 | FRAME_PTR f; |
488dd4c4 JD |
1390 | int x; |
1391 | int y; | |
1392 | }; | |
1393 | ||
1394 | /* The menu position function to use if we are not putting a popup | |
1395 | menu where the pointer is. | |
1396 | MENU is the menu to pop up. | |
1397 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1398 | PUSH_IN is not documented in the GTK manual. | |
1399 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1400 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1401 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1402 | |
1403 | Here only X and Y are used. */ | |
1404 | static void | |
971de7fb | 1405 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1406 | { |
7b76ca1c JD |
1407 | struct next_popup_x_y* data = (struct next_popup_x_y*)user_data; |
1408 | GtkRequisition req; | |
fd2f80c6 CY |
1409 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (data->f); |
1410 | int disp_width = x_display_pixel_width (dpyinfo); | |
1411 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1412 | |
7b76ca1c JD |
1413 | *x = data->x; |
1414 | *y = data->y; | |
1415 | ||
1416 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1417 | the menu is fully visible. */ | |
1418 | gtk_widget_size_request (GTK_WIDGET (menu), &req); | |
1419 | if (data->x + req.width > disp_width) | |
1420 | *x -= data->x + req.width - disp_width; | |
1421 | if (data->y + req.height > disp_height) | |
1422 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1423 | } |
1424 | ||
1425 | static void | |
971de7fb | 1426 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1427 | { |
1428 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
1429 | ||
1430 | if (xg_crazy_callback_abort) return; | |
1431 | if (cb_data) menu_item_selection = (Lisp_Object *) cb_data->call_data; | |
1432 | } | |
1433 | ||
af89e871 | 1434 | static Lisp_Object |
971de7fb | 1435 | pop_down_menu (Lisp_Object arg) |
af89e871 | 1436 | { |
a130b901 JD |
1437 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); |
1438 | ||
af89e871 | 1439 | popup_activated_flag = 0; |
a130b901 JD |
1440 | BLOCK_INPUT; |
1441 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); | |
1442 | UNBLOCK_INPUT; | |
af89e871 JD |
1443 | return Qnil; |
1444 | } | |
1445 | ||
488dd4c4 JD |
1446 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1447 | menu pops down. | |
1448 | menu_item_selection will be set to the selection. */ | |
1449 | static void | |
971de7fb | 1450 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, int x, int y, int for_click, EMACS_UINT timestamp) |
488dd4c4 JD |
1451 | { |
1452 | int i; | |
1453 | GtkWidget *menu; | |
1454 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1455 | struct next_popup_x_y popup_x_y; | |
af89e871 | 1456 | int specpdl_count = SPECPDL_INDEX (); |
488dd4c4 | 1457 | |
62af879c KL |
1458 | if (! FRAME_X_P (f)) |
1459 | abort (); | |
1460 | ||
488dd4c4 JD |
1461 | xg_crazy_callback_abort = 1; |
1462 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1463 | G_CALLBACK (popup_selection_callback), | |
1464 | G_CALLBACK (popup_deactivate_callback), | |
1465 | G_CALLBACK (menu_highlight_callback)); | |
1466 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1467 | |
488dd4c4 JD |
1468 | if (! for_click) |
1469 | { | |
1470 | /* Not invoked by a click. pop up at x/y. */ | |
1471 | pos_func = menu_position_func; | |
1472 | ||
1473 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1474 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1475 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1476 | |
1477 | popup_x_y.x = x; | |
1478 | popup_x_y.y = y; | |
7b76ca1c | 1479 | popup_x_y.f = f; |
488dd4c4 | 1480 | |
9b85e63d JD |
1481 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1482 | } | |
1483 | else | |
1484 | { | |
1485 | for (i = 0; i < 5; i++) | |
1486 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1487 | break; | |
1488 | } | |
59cfb104 | 1489 | |
488dd4c4 JD |
1490 | /* Display the menu. */ |
1491 | gtk_widget_show_all (menu); | |
c0df13a6 | 1492 | |
a20903d0 | 1493 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
eb99095d | 1494 | timestamp > 0 ? timestamp : gtk_get_current_event_time()); |
177c0ea7 | 1495 | |
a130b901 | 1496 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1497 | |
e547b051 | 1498 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1499 | { |
1500 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1501 | two. show_help_echo uses this to detect popup menus. */ | |
1502 | popup_activated_flag = 1; | |
1503 | /* Process events that apply to the menu. */ | |
1504 | popup_widget_loop (1, menu); | |
1505 | } | |
488dd4c4 | 1506 | |
af89e871 | 1507 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1508 | |
488dd4c4 JD |
1509 | /* Must reset this manually because the button release event is not passed |
1510 | to Emacs event loop. */ | |
1511 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
1512 | } | |
1513 | ||
1514 | #else /* not USE_GTK */ | |
18686d47 | 1515 | |
8ed87156 | 1516 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1517 | library. |
1518 | ||
1519 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1520 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1521 | |
88766961 RS |
1522 | For menu bars, we use numbers starting at 0, counted in |
1523 | next_menubar_widget_id. */ | |
8ed87156 | 1524 | LWLIB_ID widget_id_tick; |
165e1749 | 1525 | |
4dedbfe0 | 1526 | static void |
ebd15611 | 1527 | popup_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 PR |
1528 | { |
1529 | menu_item_selection = (Lisp_Object *) client_data; | |
1530 | } | |
1531 | ||
af89e871 JD |
1532 | /* ARG is the LWLIB ID of the dialog box, represented |
1533 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1534 | ||
1535 | static Lisp_Object | |
ebd15611 | 1536 | pop_down_menu (Lisp_Object arg) |
af89e871 JD |
1537 | { |
1538 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1539 | | XINT (XCDR (arg))); | |
1540 | ||
1541 | BLOCK_INPUT; | |
1542 | lw_destroy_all_widgets (id); | |
1543 | UNBLOCK_INPUT; | |
1544 | popup_activated_flag = 0; | |
1545 | ||
1546 | return Qnil; | |
1547 | } | |
1548 | ||
488dd4c4 JD |
1549 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1550 | menu pops down. | |
1551 | menu_item_selection will be set to the selection. */ | |
1552 | static void | |
2b23d2a6 AS |
1553 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, |
1554 | int x, int y, int for_click, EMACS_UINT timestamp) | |
488dd4c4 JD |
1555 | { |
1556 | int i; | |
1557 | Arg av[2]; | |
1558 | int ac = 0; | |
1559 | XButtonPressedEvent dummy; | |
1560 | LWLIB_ID menu_id; | |
1561 | Widget menu; | |
488dd4c4 | 1562 | |
62af879c KL |
1563 | if (! FRAME_X_P (f)) |
1564 | abort (); | |
1565 | ||
488dd4c4 JD |
1566 | menu_id = widget_id_tick++; |
1567 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1568 | f->output_data.x->widget, 1, 0, | |
1569 | popup_selection_callback, | |
1570 | popup_deactivate_callback, | |
1571 | menu_highlight_callback); | |
1572 | ||
52214050 | 1573 | #ifdef USE_LUCID |
99852628 | 1574 | apply_systemfont_to_menu (menu); |
52214050 | 1575 | #endif |
99852628 | 1576 | |
488dd4c4 JD |
1577 | dummy.type = ButtonPress; |
1578 | dummy.serial = 0; | |
1579 | dummy.send_event = 0; | |
1580 | dummy.display = FRAME_X_DISPLAY (f); | |
1581 | dummy.time = CurrentTime; | |
1582 | dummy.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
1583 | dummy.window = dummy.root; | |
1584 | dummy.subwindow = dummy.root; | |
1585 | dummy.x = x; | |
1586 | dummy.y = y; | |
1587 | ||
1588 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1589 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1590 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1591 | |
1592 | dummy.x_root = x; | |
1593 | dummy.y_root = y; | |
1594 | ||
1595 | dummy.state = 0; | |
1596 | dummy.button = 0; | |
1597 | for (i = 0; i < 5; i++) | |
1598 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1599 | dummy.button = i; | |
1600 | ||
1601 | /* Don't allow any geometry request from the user. */ | |
1602 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1603 | XtSetValues (menu, av, ac); | |
1604 | ||
1605 | /* Display the menu. */ | |
1606 | lw_popup_menu (menu, (XEvent *) &dummy); | |
1607 | popup_activated_flag = 1; | |
98a20c65 | 1608 | x_activate_timeout_atimer (); |
59cfb104 | 1609 | |
af89e871 JD |
1610 | { |
1611 | int fact = 4 * sizeof (LWLIB_ID); | |
1612 | int specpdl_count = SPECPDL_INDEX (); | |
1613 | record_unwind_protect (pop_down_menu, | |
1614 | Fcons (make_number (menu_id >> (fact)), | |
1615 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1616 | |
af89e871 | 1617 | /* Process events that apply to the menu. */ |
95bdef2e | 1618 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1619 | |
af89e871 JD |
1620 | unbind_to (specpdl_count, Qnil); |
1621 | } | |
488dd4c4 JD |
1622 | } |
1623 | ||
1624 | #endif /* not USE_GTK */ | |
1625 | ||
ef7417fd SM |
1626 | Lisp_Object |
1627 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, | |
1628 | Lisp_Object title, char **error, EMACS_UINT timestamp) | |
18686d47 | 1629 | { |
78589e07 | 1630 | int i; |
78589e07 | 1631 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 RS |
1632 | widget_value **submenu_stack |
1633 | = (widget_value **) alloca (menu_items_used * sizeof (widget_value *)); | |
1634 | Lisp_Object *subprefix_stack | |
1635 | = (Lisp_Object *) alloca (menu_items_used * sizeof (Lisp_Object)); | |
1636 | int submenu_depth = 0; | |
4e8d3549 | 1637 | |
78c8278d RS |
1638 | int first_pane; |
1639 | ||
62af879c KL |
1640 | if (! FRAME_X_P (f)) |
1641 | abort (); | |
1642 | ||
78589e07 RS |
1643 | *error = NULL; |
1644 | ||
742f715d KH |
1645 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1646 | { | |
1647 | *error = "Empty menu"; | |
1648 | return Qnil; | |
1649 | } | |
63c414df | 1650 | |
78589e07 RS |
1651 | /* Create a tree of widget_value objects |
1652 | representing the panes and their items. */ | |
f7fab165 | 1653 | wv = xmalloc_widget_value (); |
78589e07 RS |
1654 | wv->name = "menu"; |
1655 | wv->value = 0; | |
1656 | wv->enabled = 1; | |
3427a3db | 1657 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1658 | wv->help =Qnil; |
78589e07 | 1659 | first_wv = wv; |
78c8278d | 1660 | first_pane = 1; |
177c0ea7 | 1661 | |
78589e07 RS |
1662 | /* Loop over all panes and items, filling in the tree. */ |
1663 | i = 0; | |
1664 | while (i < menu_items_used) | |
1665 | { | |
101bb4a5 RS |
1666 | if (EQ (XVECTOR (menu_items)->contents[i], Qnil)) |
1667 | { | |
1668 | submenu_stack[submenu_depth++] = save_wv; | |
1669 | save_wv = prev_wv; | |
1670 | prev_wv = 0; | |
78c8278d | 1671 | first_pane = 1; |
101bb4a5 RS |
1672 | i++; |
1673 | } | |
1674 | else if (EQ (XVECTOR (menu_items)->contents[i], Qlambda)) | |
1675 | { | |
1676 | prev_wv = save_wv; | |
1677 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1678 | first_pane = 0; |
101bb4a5 RS |
1679 | i++; |
1680 | } | |
1681 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt) | |
1682 | && submenu_depth != 0) | |
1683 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1684 | /* Ignore a nil in the item list. |
1685 | It's meaningful only for dialog boxes. */ | |
1686 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
1687 | i += 1; | |
101bb4a5 | 1688 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
78589e07 RS |
1689 | { |
1690 | /* Create a new pane. */ | |
1691 | Lisp_Object pane_name, prefix; | |
1692 | char *pane_string; | |
177c0ea7 | 1693 | |
4c329aa8 GM |
1694 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1695 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1696 | |
703dc2a8 | 1697 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1698 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1699 | { | |
8af9fa55 | 1700 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1701 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1702 | } |
703dc2a8 | 1703 | #endif |
78589e07 | 1704 | pane_string = (NILP (pane_name) |
d5db4077 | 1705 | ? "" : (char *) SDATA (pane_name)); |
101bb4a5 | 1706 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1707 | under the top-level menu. */ |
1708 | if (menu_items_n_panes == 1) | |
1709 | pane_string = ""; | |
1710 | ||
1711 | /* If the pane has a meaningful name, | |
1712 | make the pane a top-level menu item | |
1713 | with its items as a submenu beneath it. */ | |
78c8278d | 1714 | if (!keymaps && strcmp (pane_string, "")) |
78589e07 | 1715 | { |
f7fab165 | 1716 | wv = xmalloc_widget_value (); |
78589e07 RS |
1717 | if (save_wv) |
1718 | save_wv->next = wv; | |
1719 | else | |
1720 | first_wv->contents = wv; | |
1721 | wv->name = pane_string; | |
1722 | if (keymaps && !NILP (prefix)) | |
1723 | wv->name++; | |
1724 | wv->value = 0; | |
1725 | wv->enabled = 1; | |
3427a3db | 1726 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1727 | wv->help = Qnil; |
78c8278d RS |
1728 | save_wv = wv; |
1729 | prev_wv = 0; | |
78589e07 | 1730 | } |
78c8278d RS |
1731 | else if (first_pane) |
1732 | { | |
1733 | save_wv = wv; | |
1734 | prev_wv = 0; | |
1735 | } | |
1736 | first_pane = 0; | |
78589e07 RS |
1737 | i += MENU_ITEMS_PANE_LENGTH; |
1738 | } | |
1739 | else | |
1740 | { | |
1741 | /* Create a new item within current pane. */ | |
9cd50434 | 1742 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1743 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1744 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1745 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1746 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1747 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1748 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1749 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1750 | |
703dc2a8 | 1751 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1752 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1753 | { |
646f98ec | 1754 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1755 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1756 | } |
177c0ea7 | 1757 | |
3427a3db | 1758 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1759 | { |
646f98ec | 1760 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1761 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1762 | } |
1763 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1764 | |
f7fab165 | 1765 | wv = xmalloc_widget_value (); |
177c0ea7 | 1766 | if (prev_wv) |
78589e07 | 1767 | prev_wv->next = wv; |
177c0ea7 | 1768 | else |
78589e07 | 1769 | save_wv->contents = wv; |
d5db4077 | 1770 | wv->name = (char *) SDATA (item_name); |
78589e07 | 1771 | if (!NILP (descrip)) |
d5db4077 | 1772 | wv->key = (char *) SDATA (descrip); |
78589e07 | 1773 | wv->value = 0; |
a352a815 RS |
1774 | /* If this item has a null value, |
1775 | make the call_data null so that it won't display a box | |
1776 | when the mouse is on it. */ | |
1777 | wv->call_data | |
1778 | = (!NILP (def) ? (void *) &XVECTOR (menu_items)->contents[i] : 0); | |
78589e07 | 1779 | wv->enabled = !NILP (enable); |
3427a3db GM |
1780 | |
1781 | if (NILP (type)) | |
1782 | wv->button_type = BUTTON_TYPE_NONE; | |
1783 | else if (EQ (type, QCtoggle)) | |
1784 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1785 | else if (EQ (type, QCradio)) | |
1786 | wv->button_type = BUTTON_TYPE_RADIO; | |
1787 | else | |
1788 | abort (); | |
1789 | ||
1790 | wv->selected = !NILP (selected); | |
cc45fb40 | 1791 | |
0b1f4572 RS |
1792 | if (! STRINGP (help)) |
1793 | help = Qnil; | |
1794 | ||
1795 | wv->help = help; | |
cc45fb40 | 1796 | |
78589e07 RS |
1797 | prev_wv = wv; |
1798 | ||
1799 | i += MENU_ITEMS_ITEM_LENGTH; | |
1800 | } | |
1801 | } | |
1802 | ||
c98fcf4b | 1803 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1804 | if (!NILP (title)) |
1805 | { | |
f7fab165 RS |
1806 | widget_value *wv_title = xmalloc_widget_value (); |
1807 | widget_value *wv_sep1 = xmalloc_widget_value (); | |
1808 | widget_value *wv_sep2 = xmalloc_widget_value (); | |
4dedbfe0 PR |
1809 | |
1810 | wv_sep2->name = "--"; | |
1811 | wv_sep2->next = first_wv->contents; | |
27ad7b52 | 1812 | wv_sep2->help = Qnil; |
4dedbfe0 PR |
1813 | |
1814 | wv_sep1->name = "--"; | |
1815 | wv_sep1->next = wv_sep2; | |
27ad7b52 | 1816 | wv_sep1->help = Qnil; |
4dedbfe0 | 1817 | |
703dc2a8 KH |
1818 | #ifndef HAVE_MULTILINGUAL_MENU |
1819 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1820 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1821 | #endif |
177c0ea7 | 1822 | |
d5db4077 | 1823 | wv_title->name = (char *) SDATA (title); |
cc45fb40 | 1824 | wv_title->enabled = TRUE; |
3427a3db | 1825 | wv_title->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1826 | wv_title->help = Qnil; |
a9d8395f | 1827 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1828 | first_wv->contents = wv_title; |
1829 | } | |
1830 | ||
78589e07 RS |
1831 | /* No selection has been chosen yet. */ |
1832 | menu_item_selection = 0; | |
1833 | ||
488dd4c4 | 1834 | /* Actually create and show the menu until popped down. */ |
a20903d0 | 1835 | create_and_show_popup_menu (f, first_wv, x, y, for_click, timestamp); |
18686d47 | 1836 | |
488dd4c4 JD |
1837 | /* Free the widget_value objects we used to specify the contents. */ |
1838 | free_menubar_widget_value_tree (first_wv); | |
18686d47 | 1839 | |
78589e07 RS |
1840 | /* Find the selected item, and its pane, to return |
1841 | the proper value. */ | |
1842 | if (menu_item_selection != 0) | |
1843 | { | |
c63f6952 | 1844 | Lisp_Object prefix, entry; |
78589e07 | 1845 | |
6bbd7a29 | 1846 | prefix = entry = Qnil; |
78589e07 RS |
1847 | i = 0; |
1848 | while (i < menu_items_used) | |
1849 | { | |
101bb4a5 RS |
1850 | if (EQ (XVECTOR (menu_items)->contents[i], Qnil)) |
1851 | { | |
1852 | subprefix_stack[submenu_depth++] = prefix; | |
1853 | prefix = entry; | |
1854 | i++; | |
1855 | } | |
1856 | else if (EQ (XVECTOR (menu_items)->contents[i], Qlambda)) | |
1857 | { | |
1858 | prefix = subprefix_stack[--submenu_depth]; | |
1859 | i++; | |
1860 | } | |
1861 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt)) | |
78589e07 RS |
1862 | { |
1863 | prefix | |
1864 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
1865 | i += MENU_ITEMS_PANE_LENGTH; | |
1866 | } | |
d31d42cc RS |
1867 | /* Ignore a nil in the item list. |
1868 | It's meaningful only for dialog boxes. */ | |
1869 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
1870 | i += 1; | |
78589e07 RS |
1871 | else |
1872 | { | |
1873 | entry | |
1874 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
1875 | if (menu_item_selection == &XVECTOR (menu_items)->contents[i]) | |
1876 | { | |
1877 | if (keymaps != 0) | |
1878 | { | |
101bb4a5 RS |
1879 | int j; |
1880 | ||
78589e07 RS |
1881 | entry = Fcons (entry, Qnil); |
1882 | if (!NILP (prefix)) | |
1883 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1884 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1885 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1886 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 RS |
1887 | } |
1888 | return entry; | |
1889 | } | |
1890 | i += MENU_ITEMS_ITEM_LENGTH; | |
1891 | } | |
1892 | } | |
1893 | } | |
be6ed24a RS |
1894 | else if (!for_click) |
1895 | /* Make "Cancel" equivalent to C-g. */ | |
1896 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
1897 | |
1898 | return Qnil; | |
18686d47 | 1899 | } |
4dedbfe0 | 1900 | \f |
488dd4c4 JD |
1901 | #ifdef USE_GTK |
1902 | static void | |
971de7fb | 1903 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1904 | { |
1905 | /* The EMACS_INT cast avoids a warning. There's no problem | |
1906 | as long as pointers have enough bits to hold small integers. */ | |
1907 | if ((int) (EMACS_INT) client_data != -1) | |
1908 | menu_item_selection = (Lisp_Object *) client_data; | |
1909 | ||
1910 | popup_activated_flag = 0; | |
1911 | } | |
1912 | ||
1913 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1914 | dialog pops down. | |
1915 | menu_item_selection will be set to the selection. */ | |
1916 | static void | |
971de7fb | 1917 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1918 | { |
1919 | GtkWidget *menu; | |
1920 | ||
62af879c KL |
1921 | if (! FRAME_X_P (f)) |
1922 | abort (); | |
1923 | ||
488dd4c4 JD |
1924 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1925 | G_CALLBACK (dialog_selection_callback), | |
1926 | G_CALLBACK (popup_deactivate_callback), | |
1927 | 0); | |
1928 | ||
1929 | if (menu) | |
1930 | { | |
af89e871 | 1931 | int specpdl_count = SPECPDL_INDEX (); |
a130b901 | 1932 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1933 | |
488dd4c4 JD |
1934 | /* Display the menu. */ |
1935 | gtk_widget_show_all (menu); | |
1936 | ||
1937 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1938 | popup_widget_loop (1, menu); |
177c0ea7 | 1939 | |
af89e871 | 1940 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1941 | } |
1942 | } | |
1943 | ||
1944 | #else /* not USE_GTK */ | |
4dedbfe0 | 1945 | static void |
ebd15611 | 1946 | dialog_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1947 | { |
01d5e892 RS |
1948 | /* The EMACS_INT cast avoids a warning. There's no problem |
1949 | as long as pointers have enough bits to hold small integers. */ | |
1950 | if ((int) (EMACS_INT) client_data != -1) | |
4dedbfe0 | 1951 | menu_item_selection = (Lisp_Object *) client_data; |
488dd4c4 | 1952 | |
4dedbfe0 PR |
1953 | BLOCK_INPUT; |
1954 | lw_destroy_all_widgets (id); | |
1955 | UNBLOCK_INPUT; | |
9572375b | 1956 | popup_activated_flag = 0; |
4dedbfe0 | 1957 | } |
18686d47 | 1958 | |
488dd4c4 | 1959 | |
488dd4c4 JD |
1960 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
1961 | dialog pops down. | |
1962 | menu_item_selection will be set to the selection. */ | |
1963 | static void | |
ebd15611 | 1964 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1965 | { |
1966 | LWLIB_ID dialog_id; | |
1967 | ||
62af879c KL |
1968 | if (!FRAME_X_P (f)) |
1969 | abort(); | |
1970 | ||
488dd4c4 | 1971 | dialog_id = widget_id_tick++; |
52214050 | 1972 | #ifdef USE_LUCID |
1ecb2d3f JD |
1973 | apply_systemfont_to_dialog (f->output_data.x->widget); |
1974 | #endif | |
488dd4c4 JD |
1975 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
1976 | f->output_data.x->widget, 1, 0, | |
1977 | dialog_selection_callback, 0, 0); | |
1978 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
1979 | /* Display the dialog box. */ |
1980 | lw_pop_up_all_widgets (dialog_id); | |
1981 | popup_activated_flag = 1; | |
98a20c65 | 1982 | x_activate_timeout_atimer (); |
488dd4c4 JD |
1983 | |
1984 | /* Process events that apply to the dialog box. | |
1985 | Also handle timers. */ | |
1986 | { | |
1987 | int count = SPECPDL_INDEX (); | |
1988 | int fact = 4 * sizeof (LWLIB_ID); | |
177c0ea7 | 1989 | |
488dd4c4 | 1990 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 1991 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
1992 | Fcons (make_number (dialog_id >> (fact)), |
1993 | make_number (dialog_id & ~(-1 << (fact))))); | |
1994 | ||
df470e3b | 1995 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), |
95bdef2e | 1996 | dialog_id, 1); |
488dd4c4 JD |
1997 | |
1998 | unbind_to (count, Qnil); | |
1999 | } | |
2000 | } | |
2001 | ||
2002 | #endif /* not USE_GTK */ | |
2003 | ||
165e1749 FP |
2004 | static char * button_names [] = { |
2005 | "button1", "button2", "button3", "button4", "button5", | |
2006 | "button6", "button7", "button8", "button9", "button10" }; | |
2007 | ||
2008 | static Lisp_Object | |
971de7fb | 2009 | xdialog_show (FRAME_PTR f, int keymaps, Lisp_Object title, Lisp_Object header, char **error_name) |
165e1749 FP |
2010 | { |
2011 | int i, nb_buttons=0; | |
80670155 | 2012 | char dialog_name[6]; |
165e1749 | 2013 | |
faa935b6 | 2014 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 2015 | |
fcaa7665 RS |
2016 | /* Number of elements seen so far, before boundary. */ |
2017 | int left_count = 0; | |
2018 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
2019 | int boundary_seen = 0; | |
2020 | ||
62af879c KL |
2021 | if (! FRAME_X_P (f)) |
2022 | abort (); | |
2023 | ||
6a040d6a | 2024 | *error_name = NULL; |
165e1749 | 2025 | |
80670155 RS |
2026 | if (menu_items_n_panes > 1) |
2027 | { | |
6a040d6a | 2028 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
2029 | return Qnil; |
2030 | } | |
2031 | ||
165e1749 FP |
2032 | /* Create a tree of widget_value objects |
2033 | representing the text label and buttons. */ | |
2034 | { | |
2035 | Lisp_Object pane_name, prefix; | |
2036 | char *pane_string; | |
2037 | pane_name = XVECTOR (menu_items)->contents[MENU_ITEMS_PANE_NAME]; | |
2038 | prefix = XVECTOR (menu_items)->contents[MENU_ITEMS_PANE_PREFIX]; | |
2039 | pane_string = (NILP (pane_name) | |
177c0ea7 | 2040 | ? "" : (char *) SDATA (pane_name)); |
f7fab165 | 2041 | prev_wv = xmalloc_widget_value (); |
165e1749 FP |
2042 | prev_wv->value = pane_string; |
2043 | if (keymaps && !NILP (prefix)) | |
2044 | prev_wv->name++; | |
2045 | prev_wv->enabled = 1; | |
2046 | prev_wv->name = "message"; | |
27ad7b52 | 2047 | prev_wv->help = Qnil; |
165e1749 | 2048 | first_wv = prev_wv; |
177c0ea7 | 2049 | |
165e1749 FP |
2050 | /* Loop over all panes and items, filling in the tree. */ |
2051 | i = MENU_ITEMS_PANE_LENGTH; | |
2052 | while (i < menu_items_used) | |
2053 | { | |
177c0ea7 | 2054 | |
165e1749 FP |
2055 | /* Create a new item within current pane. */ |
2056 | Lisp_Object item_name, enable, descrip; | |
2057 | item_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_NAME]; | |
2058 | enable = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_ENABLE]; | |
2059 | descrip | |
2060 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_EQUIV_KEY]; | |
177c0ea7 | 2061 | |
80670155 RS |
2062 | if (NILP (item_name)) |
2063 | { | |
2064 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2065 | *error_name = "Submenu in dialog items"; |
80670155 RS |
2066 | return Qnil; |
2067 | } | |
fcaa7665 RS |
2068 | if (EQ (item_name, Qquote)) |
2069 | { | |
2070 | /* This is the boundary between left-side elts | |
2071 | and right-side elts. Stop incrementing right_count. */ | |
2072 | boundary_seen = 1; | |
2073 | i++; | |
2074 | continue; | |
2075 | } | |
86e71abf | 2076 | if (nb_buttons >= 9) |
80670155 RS |
2077 | { |
2078 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2079 | *error_name = "Too many dialog items"; |
80670155 RS |
2080 | return Qnil; |
2081 | } | |
2082 | ||
f7fab165 | 2083 | wv = xmalloc_widget_value (); |
165e1749 | 2084 | prev_wv->next = wv; |
80670155 | 2085 | wv->name = (char *) button_names[nb_buttons]; |
165e1749 | 2086 | if (!NILP (descrip)) |
d5db4077 KR |
2087 | wv->key = (char *) SDATA (descrip); |
2088 | wv->value = (char *) SDATA (item_name); | |
165e1749 FP |
2089 | wv->call_data = (void *) &XVECTOR (menu_items)->contents[i]; |
2090 | wv->enabled = !NILP (enable); | |
27ad7b52 | 2091 | wv->help = Qnil; |
165e1749 FP |
2092 | prev_wv = wv; |
2093 | ||
fcaa7665 RS |
2094 | if (! boundary_seen) |
2095 | left_count++; | |
2096 | ||
165e1749 FP |
2097 | nb_buttons++; |
2098 | i += MENU_ITEMS_ITEM_LENGTH; | |
2099 | } | |
2100 | ||
fcaa7665 RS |
2101 | /* If the boundary was not specified, |
2102 | by default put half on the left and half on the right. */ | |
2103 | if (! boundary_seen) | |
2104 | left_count = nb_buttons - nb_buttons / 2; | |
2105 | ||
f7fab165 | 2106 | wv = xmalloc_widget_value (); |
80670155 | 2107 | wv->name = dialog_name; |
27ad7b52 | 2108 | wv->help = Qnil; |
6a040d6a NR |
2109 | |
2110 | /* Frame title: 'Q' = Question, 'I' = Information. | |
2111 | Can also have 'E' = Error if, one day, we want | |
2112 | a popup for errors. */ | |
2113 | if (NILP(header)) | |
2114 | dialog_name[0] = 'Q'; | |
2115 | else | |
2116 | dialog_name[0] = 'I'; | |
2117 | ||
80670155 RS |
2118 | /* Dialog boxes use a really stupid name encoding |
2119 | which specifies how many buttons to use | |
6a040d6a | 2120 | and how many buttons are on the right. */ |
80670155 RS |
2121 | dialog_name[1] = '0' + nb_buttons; |
2122 | dialog_name[2] = 'B'; | |
2123 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
2124 | /* Number of buttons to put on the right. */ |
2125 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 2126 | dialog_name[5] = 0; |
165e1749 FP |
2127 | wv->contents = first_wv; |
2128 | first_wv = wv; | |
165e1749 FP |
2129 | } |
2130 | ||
165e1749 FP |
2131 | /* No selection has been chosen yet. */ |
2132 | menu_item_selection = 0; | |
2133 | ||
488dd4c4 JD |
2134 | /* Actually create and show the dialog. */ |
2135 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 2136 | |
488dd4c4 JD |
2137 | /* Free the widget_value objects we used to specify the contents. */ |
2138 | free_menubar_widget_value_tree (first_wv); | |
177c0ea7 | 2139 | |
488dd4c4 JD |
2140 | /* Find the selected item, and its pane, to return |
2141 | the proper value. */ | |
165e1749 FP |
2142 | if (menu_item_selection != 0) |
2143 | { | |
2144 | Lisp_Object prefix; | |
2145 | ||
2146 | prefix = Qnil; | |
2147 | i = 0; | |
2148 | while (i < menu_items_used) | |
2149 | { | |
2150 | Lisp_Object entry; | |
2151 | ||
2152 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) | |
2153 | { | |
2154 | prefix | |
2155 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2156 | i += MENU_ITEMS_PANE_LENGTH; | |
2157 | } | |
85996cfb GM |
2158 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) |
2159 | { | |
2160 | /* This is the boundary between left-side elts and | |
2161 | right-side elts. */ | |
2162 | ++i; | |
2163 | } | |
165e1749 FP |
2164 | else |
2165 | { | |
2166 | entry | |
2167 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
2168 | if (menu_item_selection == &XVECTOR (menu_items)->contents[i]) | |
2169 | { | |
2170 | if (keymaps != 0) | |
2171 | { | |
2172 | entry = Fcons (entry, Qnil); | |
2173 | if (!NILP (prefix)) | |
2174 | entry = Fcons (prefix, entry); | |
2175 | } | |
2176 | return entry; | |
2177 | } | |
2178 | i += MENU_ITEMS_ITEM_LENGTH; | |
2179 | } | |
2180 | } | |
2181 | } | |
9f6fcdc5 JD |
2182 | else |
2183 | /* Make "Cancel" equivalent to C-g. */ | |
2184 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
2185 | |
2186 | return Qnil; | |
2187 | } | |
ba461919 | 2188 | |
488dd4c4 | 2189 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 2190 | |
3e703b25 GM |
2191 | /* The frame of the last activated non-toolkit menu bar. |
2192 | Used to generate menu help events. */ | |
2193 | ||
2194 | static struct frame *menu_help_frame; | |
2195 | ||
2196 | ||
62145073 GM |
2197 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
2198 | ||
2199 | PANE is the pane number, and ITEM is the menu item number in | |
2200 | the menu (currently not used). | |
177c0ea7 | 2201 | |
62145073 GM |
2202 | This cannot be done with generating a HELP_EVENT because |
2203 | XMenuActivate contains a loop that doesn't let Emacs process | |
2204 | keyboard events. */ | |
3e703b25 GM |
2205 | |
2206 | static void | |
0521f580 | 2207 | menu_help_callback (char *help_string, int pane, int item) |
3e703b25 | 2208 | { |
62145073 GM |
2209 | Lisp_Object *first_item; |
2210 | Lisp_Object pane_name; | |
2211 | Lisp_Object menu_object; | |
177c0ea7 | 2212 | |
62145073 GM |
2213 | first_item = XVECTOR (menu_items)->contents; |
2214 | if (EQ (first_item[0], Qt)) | |
2215 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
2216 | else if (EQ (first_item[0], Qquote)) | |
2217 | /* This shouldn't happen, see xmenu_show. */ | |
ce33e8eb | 2218 | pane_name = empty_unibyte_string; |
62145073 GM |
2219 | else |
2220 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 2221 | |
62145073 GM |
2222 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
2223 | menu_object = Fcons (Qmenu_item, | |
2224 | Fcons (pane_name, | |
2225 | Fcons (make_number (pane), Qnil))); | |
ba461919 | 2226 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
62145073 | 2227 | Qnil, menu_object, make_number (item), 1); |
3e703b25 | 2228 | } |
177c0ea7 | 2229 | |
af89e871 | 2230 | static Lisp_Object |
0521f580 | 2231 | pop_down_menu (Lisp_Object arg) |
af89e871 | 2232 | { |
a130b901 JD |
2233 | struct Lisp_Save_Value *p1 = XSAVE_VALUE (Fcar (arg)); |
2234 | struct Lisp_Save_Value *p2 = XSAVE_VALUE (Fcdr (arg)); | |
59cfb104 | 2235 | |
a130b901 JD |
2236 | FRAME_PTR f = p1->pointer; |
2237 | XMenu *menu = p2->pointer; | |
af89e871 JD |
2238 | |
2239 | BLOCK_INPUT; | |
af89e871 | 2240 | #ifndef MSDOS |
a130b901 JD |
2241 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
2242 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 2243 | #endif |
a130b901 | 2244 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2245 | |
2246 | #ifdef HAVE_X_WINDOWS | |
2247 | /* Assume the mouse has moved out of the X window. | |
2248 | If it has actually moved in, we will get an EnterNotify. */ | |
2249 | x_mouse_leave (FRAME_X_DISPLAY_INFO (f)); | |
2250 | ||
2251 | /* State that no mouse buttons are now held. | |
2252 | (The oldXMenu code doesn't track this info for us.) | |
2253 | That is not necessarily true, but the fiction leads to reasonable | |
2254 | results, and it is a pain to ask which are actually held now. */ | |
2255 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
2256 | ||
2257 | #endif /* HAVE_X_WINDOWS */ | |
2258 | ||
2259 | UNBLOCK_INPUT; | |
2260 | ||
2261 | return Qnil; | |
2262 | } | |
2263 | ||
3e703b25 | 2264 | |
1fb99a3a | 2265 | Lisp_Object |
2b23d2a6 AS |
2266 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, |
2267 | Lisp_Object title, char **error, EMACS_UINT timestamp) | |
dcfdbac7 | 2268 | { |
177c0ea7 | 2269 | Window root; |
78589e07 RS |
2270 | XMenu *menu; |
2271 | int pane, selidx, lpane, status; | |
2272 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2273 | char *datap; |
2274 | int ulx, uly, width, height; | |
2275 | int dispwidth, dispheight; | |
453a4f1b | 2276 | int i, j, lines, maxlines; |
4e8d3549 | 2277 | int maxwidth; |
78589e07 RS |
2278 | int dummy_int; |
2279 | unsigned int dummy_uint; | |
af89e871 | 2280 | int specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2281 | |
a9e1244d | 2282 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
62af879c KL |
2283 | abort (); |
2284 | ||
07a675b7 | 2285 | *error = 0; |
78589e07 RS |
2286 | if (menu_items_n_panes == 0) |
2287 | return Qnil; | |
088831f6 | 2288 | |
742f715d KH |
2289 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2290 | { | |
2291 | *error = "Empty menu"; | |
2292 | return Qnil; | |
2293 | } | |
2294 | ||
78589e07 | 2295 | /* Figure out which root window F is on. */ |
92280f67 | 2296 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2297 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2298 | &dummy_uint, &dummy_uint); | |
18686d47 | 2299 | |
78589e07 | 2300 | /* Make the menu on that window. */ |
92280f67 | 2301 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2302 | if (menu == NULL) |
dcfdbac7 JB |
2303 | { |
2304 | *error = "Can't create menu"; | |
78589e07 | 2305 | return Qnil; |
dcfdbac7 | 2306 | } |
78589e07 | 2307 | |
d130d129 RS |
2308 | /* Don't GC while we prepare and show the menu, |
2309 | because we give the oldxmenu library pointers to the | |
2310 | contents of strings. */ | |
2311 | inhibit_garbage_collection (); | |
2312 | ||
87485d6f | 2313 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2314 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2315 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2316 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2317 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2318 | |
2319 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2320 | x += f->left_pos; |
2321 | y += f->top_pos; | |
177c0ea7 | 2322 | |
78589e07 | 2323 | /* Create all the necessary panes and their items. */ |
453a4f1b | 2324 | maxlines = lines = i = 0; |
78589e07 | 2325 | while (i < menu_items_used) |
dcfdbac7 | 2326 | { |
78589e07 | 2327 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
dcfdbac7 | 2328 | { |
78589e07 RS |
2329 | /* Create a new pane. */ |
2330 | Lisp_Object pane_name, prefix; | |
2331 | char *pane_string; | |
2332 | ||
453a4f1b JD |
2333 | maxlines = max (maxlines, lines); |
2334 | lines = 0; | |
78589e07 RS |
2335 | pane_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_NAME]; |
2336 | prefix = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2337 | pane_string = (NILP (pane_name) | |
d5db4077 | 2338 | ? "" : (char *) SDATA (pane_name)); |
78589e07 RS |
2339 | if (keymaps && !NILP (prefix)) |
2340 | pane_string++; | |
2341 | ||
92280f67 | 2342 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2343 | if (lpane == XM_FAILURE) |
2344 | { | |
92280f67 | 2345 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
78589e07 RS |
2346 | *error = "Can't create pane"; |
2347 | return Qnil; | |
2348 | } | |
2349 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2350 | |
2351 | /* Find the width of the widest item in this pane. */ | |
2352 | maxwidth = 0; | |
2353 | j = i; | |
2354 | while (j < menu_items_used) | |
2355 | { | |
2356 | Lisp_Object item; | |
2357 | item = XVECTOR (menu_items)->contents[j]; | |
2358 | if (EQ (item, Qt)) | |
2359 | break; | |
2360 | if (NILP (item)) | |
2361 | { | |
2362 | j++; | |
2363 | continue; | |
2364 | } | |
d5db4077 | 2365 | width = SBYTES (item); |
4e8d3549 RS |
2366 | if (width > maxwidth) |
2367 | maxwidth = width; | |
2368 | ||
2369 | j += MENU_ITEMS_ITEM_LENGTH; | |
2370 | } | |
dcfdbac7 | 2371 | } |
fcaa7665 RS |
2372 | /* Ignore a nil in the item list. |
2373 | It's meaningful only for dialog boxes. */ | |
2374 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
2375 | i += 1; | |
78589e07 | 2376 | else |
dcfdbac7 | 2377 | { |
78589e07 | 2378 | /* Create a new item within current pane. */ |
3e703b25 | 2379 | Lisp_Object item_name, enable, descrip, help; |
4e8d3549 | 2380 | unsigned char *item_data; |
3e703b25 | 2381 | char *help_string; |
78589e07 RS |
2382 | |
2383 | item_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_NAME]; | |
2384 | enable = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_ENABLE]; | |
2385 | descrip | |
2386 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_EQUIV_KEY]; | |
3e703b25 | 2387 | help = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_HELP]; |
d5db4077 | 2388 | help_string = STRINGP (help) ? SDATA (help) : NULL; |
177c0ea7 | 2389 | |
78589e07 | 2390 | if (!NILP (descrip)) |
4e8d3549 | 2391 | { |
d5db4077 | 2392 | int gap = maxwidth - SBYTES (item_name); |
4e8d3549 RS |
2393 | /* if alloca is fast, use that to make the space, |
2394 | to reduce gc needs. */ | |
2395 | item_data | |
2396 | = (unsigned char *) alloca (maxwidth | |
d5db4077 | 2397 | + SBYTES (descrip) + 1); |
72af86bd | 2398 | memcpy (item_data, SDATA (item_name), SBYTES (item_name)); |
d5db4077 | 2399 | for (j = SCHARS (item_name); j < maxwidth; j++) |
4e8d3549 | 2400 | item_data[j] = ' '; |
72af86bd | 2401 | memcpy (item_data + j, SDATA (descrip), SBYTES (descrip)); |
d5db4077 | 2402 | item_data[j + SBYTES (descrip)] = 0; |
4e8d3549 RS |
2403 | } |
2404 | else | |
d5db4077 | 2405 | item_data = SDATA (item_name); |
78589e07 | 2406 | |
92280f67 RS |
2407 | if (XMenuAddSelection (FRAME_X_DISPLAY (f), |
2408 | menu, lpane, 0, item_data, | |
3e703b25 | 2409 | !NILP (enable), help_string) |
dcfdbac7 JB |
2410 | == XM_FAILURE) |
2411 | { | |
92280f67 | 2412 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
dcfdbac7 | 2413 | *error = "Can't add selection to menu"; |
78589e07 | 2414 | return Qnil; |
dcfdbac7 | 2415 | } |
78589e07 | 2416 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2417 | lines++; |
dcfdbac7 JB |
2418 | } |
2419 | } | |
4e8d3549 | 2420 | |
453a4f1b JD |
2421 | maxlines = max (maxlines, lines); |
2422 | ||
78589e07 | 2423 | /* All set and ready to fly. */ |
92280f67 | 2424 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2425 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2426 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2427 | x = min (x, dispwidth); |
2428 | y = min (y, dispheight); | |
2429 | x = max (x, 1); | |
2430 | y = max (y, 1); | |
92280f67 | 2431 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2432 | &ulx, &uly, &width, &height); |
2433 | if (ulx+width > dispwidth) | |
2434 | { | |
78589e07 | 2435 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2436 | ulx = dispwidth - width; |
2437 | } | |
2438 | if (uly+height > dispheight) | |
2439 | { | |
78589e07 | 2440 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2441 | uly = dispheight - height; |
2442 | } | |
2de7397f EZ |
2443 | #ifndef HAVE_X_WINDOWS |
2444 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2445 | { | |
2446 | /* Move the menu away of the echo area, to avoid overwriting the | |
2447 | menu with help echo messages or vice versa. */ | |
2448 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2449 | { | |
2450 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2451 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2452 | } | |
2453 | else | |
2454 | { | |
2455 | y--; | |
2456 | uly--; | |
2457 | } | |
2458 | } | |
2459 | #endif | |
78589e07 RS |
2460 | if (ulx < 0) x -= ulx; |
2461 | if (uly < 0) y -= uly; | |
121e4555 | 2462 | |
453a4f1b JD |
2463 | if (! for_click) |
2464 | { | |
2465 | /* If position was not given by a mouse click, adjust so upper left | |
2466 | corner of the menu as a whole ends up at given coordinates. This | |
2467 | is what x-popup-menu says in its documentation. */ | |
2468 | x += width/2; | |
2469 | y += 1.5*height/(maxlines+2); | |
2470 | } | |
2471 | ||
121e4555 | 2472 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2473 | XMenuSetFreeze (menu, TRUE); |
2474 | pane = selidx = 0; | |
3e703b25 | 2475 | |
c3438661 JD |
2476 | #ifndef MSDOS |
2477 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2478 | #endif | |
59cfb104 | 2479 | |
a130b901 JD |
2480 | record_unwind_protect (pop_down_menu, |
2481 | Fcons (make_save_value (f, 0), | |
2482 | make_save_value (menu, 0))); | |
c3438661 | 2483 | |
3e703b25 GM |
2484 | /* Help display under X won't work because XMenuActivate contains |
2485 | a loop that doesn't give Emacs a chance to process it. */ | |
2486 | menu_help_frame = f; | |
92280f67 | 2487 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2488 | x, y, ButtonReleaseMask, &datap, |
2489 | menu_help_callback); | |
a352a815 | 2490 | |
dcfdbac7 JB |
2491 | switch (status) |
2492 | { | |
2493 | case XM_SUCCESS: | |
2494 | #ifdef XDEBUG | |
2495 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2496 | #endif | |
fa6d54d9 | 2497 | |
78589e07 RS |
2498 | /* Find the item number SELIDX in pane number PANE. */ |
2499 | i = 0; | |
2500 | while (i < menu_items_used) | |
fa6d54d9 | 2501 | { |
78589e07 | 2502 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
088831f6 | 2503 | { |
78589e07 RS |
2504 | if (pane == 0) |
2505 | pane_prefix | |
2506 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2507 | pane--; | |
2508 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2509 | } |
78589e07 | 2510 | else |
ab6ee1a0 | 2511 | { |
78589e07 | 2512 | if (pane == -1) |
ab6ee1a0 | 2513 | { |
78589e07 | 2514 | if (selidx == 0) |
ab6ee1a0 | 2515 | { |
78589e07 RS |
2516 | entry |
2517 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
2518 | if (keymaps != 0) | |
ab6ee1a0 | 2519 | { |
78589e07 RS |
2520 | entry = Fcons (entry, Qnil); |
2521 | if (!NILP (pane_prefix)) | |
2522 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2523 | } |
78589e07 | 2524 | break; |
ab6ee1a0 | 2525 | } |
78589e07 | 2526 | selidx--; |
ab6ee1a0 | 2527 | } |
78589e07 | 2528 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2529 | } |
2530 | } | |
78589e07 | 2531 | break; |
dcfdbac7 | 2532 | |
78589e07 | 2533 | case XM_FAILURE: |
78589e07 RS |
2534 | *error = "Can't activate menu"; |
2535 | case XM_IA_SELECT: | |
9f6fcdc5 JD |
2536 | entry = Qnil; |
2537 | break; | |
78589e07 | 2538 | case XM_NO_SELECT: |
be6ed24a RS |
2539 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2540 | the menu was invoked with a mouse event as POSITION). */ | |
9f6fcdc5 JD |
2541 | if (! for_click) |
2542 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
2543 | entry = Qnil; |
2544 | break; | |
dcfdbac7 | 2545 | } |
a5285df3 | 2546 | |
af89e871 | 2547 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2548 | |
78589e07 | 2549 | return entry; |
dcfdbac7 | 2550 | } |
4dedbfe0 | 2551 | |
78589e07 | 2552 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c RS |
2553 | |
2554 | #endif /* HAVE_MENUS */ | |
e3135734 | 2555 | |
b79b8a1c CY |
2556 | /* Detect if a dialog or menu has been posted. */ |
2557 | ||
2558 | int | |
971de7fb | 2559 | popup_activated (void) |
b79b8a1c CY |
2560 | { |
2561 | return popup_activated_flag; | |
2562 | } | |
e3135734 CY |
2563 | |
2564 | /* The following is used by delayed window autoselection. */ | |
2565 | ||
2566 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2567 | doc: /* Return t if a menu or popup dialog is active. */) | |
5842a27b | 2568 | (void) |
e3135734 CY |
2569 | { |
2570 | #ifdef HAVE_MENUS | |
2571 | return (popup_activated ()) ? Qt : Qnil; | |
2572 | #else | |
2573 | return Qnil; | |
2574 | #endif /* HAVE_MENUS */ | |
2575 | } | |
088831f6 | 2576 | \f |
dfcf069d | 2577 | void |
971de7fb | 2578 | syms_of_xmenu (void) |
dcfdbac7 | 2579 | { |
d67b4f80 | 2580 | Qdebug_on_next_call = intern_c_string ("debug-on-next-call"); |
0314aacb RS |
2581 | staticpro (&Qdebug_on_next_call); |
2582 | ||
8ed87156 | 2583 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2584 | widget_id_tick = (1<<16); |
88766961 | 2585 | next_menubar_widget_id = 1; |
8ed87156 RS |
2586 | #endif |
2587 | ||
508fb067 | 2588 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2589 | |
2590 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2591 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2592 | Ffset (intern_c_string ("accelerate-menu"), |
2593 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe JD |
2594 | #endif |
2595 | ||
1e659e4c | 2596 | #ifdef HAVE_MENUS |
165e1749 | 2597 | defsubr (&Sx_popup_dialog); |
1e659e4c | 2598 | #endif |
dcfdbac7 | 2599 | } |
6b61353c KH |
2600 | |
2601 | /* arch-tag: 92ea573c-398e-496e-ac73-2436f7d63242 | |
2602 | (do not change this comment) */ |