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 */ |
18686d47 | 92 | #include "../lwlib/lwlib.h" |
a352a815 | 93 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 94 | #ifndef USE_GTK |
a352a815 | 95 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 96 | #endif |
a352a815 RS |
97 | #endif /* not USE_X_TOOLKIT */ |
98 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 99 | |
e7c9048f AS |
100 | #ifdef USE_GTK |
101 | #include "gtkutil.h" | |
102 | #endif | |
103 | ||
104 | #include "menu.h" | |
105 | ||
dcfdbac7 JB |
106 | #ifndef TRUE |
107 | #define TRUE 1 | |
108 | #define FALSE 0 | |
78589e07 | 109 | #endif /* no TRUE */ |
dcfdbac7 | 110 | |
0314aacb RS |
111 | Lisp_Object Qdebug_on_next_call; |
112 | ||
18686d47 | 113 | extern Lisp_Object Qmenu_bar; |
78589e07 | 114 | |
de57a39c | 115 | extern Lisp_Object QCtoggle, QCradio; |
8fbc986d | 116 | |
88766961 RS |
117 | extern Lisp_Object Voverriding_local_map; |
118 | extern Lisp_Object Voverriding_local_map_menu_flag; | |
119 | ||
120 | extern Lisp_Object Qoverriding_local_map, Qoverriding_terminal_local_map; | |
121 | ||
122 | extern Lisp_Object Qmenu_bar_update_hook; | |
123 | ||
18686d47 | 124 | #ifdef USE_X_TOOLKIT |
f57e2426 | 125 | extern void set_frame_menubar (FRAME_PTR, int, int); |
78589e07 RS |
126 | extern XtAppContext Xt_app_con; |
127 | ||
f57e2426 J |
128 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, |
129 | char **); | |
130 | static void popup_get_selection (XEvent *, struct x_display_info *, | |
131 | LWLIB_ID, int); | |
488dd4c4 JD |
132 | #endif /* USE_X_TOOLKIT */ |
133 | ||
134 | #ifdef USE_GTK | |
f57e2426 J |
135 | extern void set_frame_menubar (FRAME_PTR, int, int); |
136 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, | |
137 | char **); | |
3427a3db GM |
138 | #endif |
139 | ||
f57e2426 | 140 | static int update_frame_menubar (struct frame *); |
78589e07 | 141 | \f |
4dedbfe0 | 142 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 143 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 144 | static int popup_activated_flag; |
4dedbfe0 | 145 | |
88766961 | 146 | static int next_menubar_widget_id; |
745c34fb | 147 | |
d142dd3d CY |
148 | /* For NS and NTGUI, these prototypes are defined in keyboard.h. */ |
149 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) | |
f57e2426 J |
150 | extern widget_value *xmalloc_widget_value (void); |
151 | extern widget_value *digest_single_submenu (int, int, int); | |
d142dd3d CY |
152 | #endif |
153 | ||
a9be6839 RS |
154 | /* This is set nonzero after the user activates the menu bar, and set |
155 | to zero again after the menu bars are redisplayed by prepare_menu_bar. | |
156 | While it is nonzero, all calls to set_frame_menubar go deep. | |
157 | ||
158 | I don't understand why this is needed, but it does seem to be | |
159 | needed on Motif, according to Marcus Daniels <marcus@sysc.pdx.edu>. */ | |
160 | ||
161 | int pending_menu_activation; | |
bd3a4da2 | 162 | \f |
88766961 | 163 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 164 | |
7556890b | 165 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 166 | |
88766961 RS |
167 | static struct frame * |
168 | menubar_id_to_frame (id) | |
169 | LWLIB_ID id; | |
170 | { | |
171 | Lisp_Object tail, frame; | |
172 | FRAME_PTR f; | |
bd3a4da2 | 173 | |
8e50cc2d | 174 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
bd3a4da2 | 175 | { |
8e713be6 | 176 | frame = XCAR (tail); |
8e50cc2d | 177 | if (!FRAMEP (frame)) |
88766961 RS |
178 | continue; |
179 | f = XFRAME (frame); | |
2d764c78 | 180 | if (!FRAME_WINDOW_P (f)) |
88766961 | 181 | continue; |
7556890b | 182 | if (f->output_data.x->id == id) |
88766961 | 183 | return f; |
bd3a4da2 | 184 | } |
88766961 | 185 | return 0; |
bd3a4da2 | 186 | } |
88766961 RS |
187 | |
188 | #endif | |
4dedbfe0 | 189 | \f |
a894238b JD |
190 | #ifdef HAVE_X_WINDOWS |
191 | /* Return the mouse position in *X and *Y. The coordinates are window | |
192 | relative for the edit window in frame F. | |
193 | This is for Fx_popup_menu. The mouse_position_hook can not | |
194 | be used for X, as it returns window relative coordinates | |
195 | for the window where the mouse is in. This could be the menu bar, | |
196 | the scroll bar or the edit window. Fx_popup_menu needs to be | |
197 | sure it is the edit window. */ | |
ef7417fd | 198 | void |
971de7fb | 199 | mouse_position_for_popup (FRAME_PTR f, int *x, int *y) |
a894238b JD |
200 | { |
201 | Window root, dummy_window; | |
202 | int dummy; | |
203 | ||
62af879c KL |
204 | if (! FRAME_X_P (f)) |
205 | abort (); | |
206 | ||
a894238b | 207 | BLOCK_INPUT; |
177c0ea7 | 208 | |
a894238b JD |
209 | XQueryPointer (FRAME_X_DISPLAY (f), |
210 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
211 | ||
212 | /* The root window which contains the pointer. */ | |
213 | &root, | |
214 | ||
215 | /* Window pointer is on, not used */ | |
216 | &dummy_window, | |
217 | ||
218 | /* The position on that root window. */ | |
219 | x, y, | |
220 | ||
221 | /* x/y in dummy_window coordinates, not used. */ | |
222 | &dummy, &dummy, | |
223 | ||
224 | /* Modifier keys and pointer buttons, about which | |
225 | we don't care. */ | |
226 | (unsigned int *) &dummy); | |
227 | ||
228 | UNBLOCK_INPUT; | |
229 | ||
230 | /* xmenu_show expects window coordinates, not root window | |
231 | coordinates. Translate. */ | |
9882535b KS |
232 | *x -= f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
233 | *y -= f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
a894238b JD |
234 | } |
235 | ||
236 | #endif /* HAVE_X_WINDOWS */ | |
237 | ||
1e659e4c RS |
238 | #ifdef HAVE_MENUS |
239 | ||
6a040d6a | 240 | DEFUN ("x-popup-dialog", Fx_popup_dialog, Sx_popup_dialog, 2, 3, 0, |
f6e34773 | 241 | doc: /* Pop up a dialog box and return user's selection. |
228299fa GM |
242 | POSITION specifies which frame to use. |
243 | This is normally a mouse button event or a window or frame. | |
244 | If POSITION is t, it means to use the frame the mouse is on. | |
245 | The dialog box appears in the middle of the specified frame. | |
246 | ||
247 | CONTENTS specifies the alternatives to display in the dialog box. | |
6a040d6a | 248 | It is a list of the form (DIALOG ITEM1 ITEM2...). |
228299fa GM |
249 | Each ITEM is a cons cell (STRING . VALUE). |
250 | The return value is VALUE from the chosen item. | |
251 | ||
252 | An ITEM may also be just a string--that makes a nonselectable item. | |
253 | An ITEM may also be nil--that means to put all preceding items | |
254 | on the left of the dialog box and all following items on the right. | |
c05fe5d5 LT |
255 | \(By default, approximately half appear on each side.) |
256 | ||
6a040d6a NR |
257 | If HEADER is non-nil, the frame title for the box is "Information", |
258 | otherwise it is "Question". | |
259 | ||
c05fe5d5 LT |
260 | If the user gets rid of the dialog box without making a valid choice, |
261 | for instance using the window manager, then this produces a quit and | |
262 | `x-popup-dialog' does not return. */) | |
6a040d6a NR |
263 | (position, contents, header) |
264 | Lisp_Object position, contents, header; | |
165e1749 | 265 | { |
cc45fb40 | 266 | FRAME_PTR f = NULL; |
99fe880d | 267 | Lisp_Object window; |
165e1749 FP |
268 | |
269 | check_x (); | |
270 | ||
99fe880d | 271 | /* Decode the first argument: find the window or frame to use. */ |
88d4f6ec | 272 | if (EQ (position, Qt) |
2b06561a DL |
273 | || (CONSP (position) && (EQ (XCAR (position), Qmenu_bar) |
274 | || EQ (XCAR (position), Qtool_bar)))) | |
165e1749 | 275 | { |
b14db4d7 | 276 | #if 0 /* Using the frame the mouse is on may not be right. */ |
99fe880d | 277 | /* Use the mouse's current position. */ |
b404828f | 278 | FRAME_PTR new_f = SELECTED_FRAME (); |
99fe880d | 279 | Lisp_Object bar_window; |
cc45fb40 | 280 | enum scroll_bar_part part; |
99fe880d RS |
281 | unsigned long time; |
282 | Lisp_Object x, y; | |
165e1749 | 283 | |
46b657e2 | 284 | (*mouse_position_hook) (&new_f, 1, &bar_window, &part, &x, &y, &time); |
5ca2ef64 | 285 | |
99fe880d | 286 | if (new_f != 0) |
a39f0477 | 287 | XSETFRAME (window, new_f); |
99fe880d RS |
288 | else |
289 | window = selected_window; | |
b14db4d7 | 290 | #endif |
88d4f6ec | 291 | window = selected_window; |
99fe880d RS |
292 | } |
293 | else if (CONSP (position)) | |
294 | { | |
295 | Lisp_Object tem; | |
296 | tem = Fcar (position); | |
b5bb2705 | 297 | if (CONSP (tem)) |
99fe880d | 298 | window = Fcar (Fcdr (position)); |
80670155 RS |
299 | else |
300 | { | |
99fe880d RS |
301 | tem = Fcar (Fcdr (position)); /* EVENT_START (position) */ |
302 | window = Fcar (tem); /* POSN_WINDOW (tem) */ | |
165e1749 | 303 | } |
165e1749 | 304 | } |
99fe880d RS |
305 | else if (WINDOWP (position) || FRAMEP (position)) |
306 | window = position; | |
a9be6839 RS |
307 | else |
308 | window = Qnil; | |
165e1749 | 309 | |
99fe880d | 310 | /* Decode where to put the menu. */ |
165e1749 | 311 | |
b5bb2705 | 312 | if (FRAMEP (window)) |
99fe880d | 313 | f = XFRAME (window); |
b5bb2705 | 314 | else if (WINDOWP (window)) |
165e1749 | 315 | { |
b7826503 | 316 | CHECK_LIVE_WINDOW (window); |
99fe880d | 317 | f = XFRAME (WINDOW_FRAME (XWINDOW (window))); |
165e1749 | 318 | } |
99fe880d RS |
319 | else |
320 | /* ??? Not really clean; should be CHECK_WINDOW_OR_FRAME, | |
321 | but I don't want to make one now. */ | |
b7826503 | 322 | CHECK_WINDOW (window); |
165e1749 | 323 | |
a9e1244d EZ |
324 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
325 | error ("Can not put X dialog on this terminal"); | |
62af879c | 326 | |
5da9fdfa YM |
327 | /* Force a redisplay before showing the dialog. If a frame is created |
328 | just before showing the dialog, its contents may not have been fully | |
329 | drawn, as this depends on timing of events from the X server. Redisplay | |
330 | is not done when a dialog is shown. If redisplay could be done in the | |
331 | X event loop (i.e. the X event loop does not run in a signal handler) | |
332 | this would not be needed. | |
333 | ||
334 | Do this before creating the widget value that points to Lisp | |
335 | string contents, because Fredisplay may GC and relocate them. */ | |
336 | Fredisplay (Qt); | |
337 | ||
488dd4c4 | 338 | #if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK) |
99fe880d RS |
339 | /* Display a menu with these alternatives |
340 | in the middle of frame F. */ | |
341 | { | |
342 | Lisp_Object x, y, frame, newpos; | |
a39f0477 KH |
343 | XSETFRAME (frame, f); |
344 | XSETINT (x, x_pixel_width (f) / 2); | |
345 | XSETINT (y, x_pixel_height (f) / 2); | |
99fe880d RS |
346 | newpos = Fcons (Fcons (x, Fcons (y, Qnil)), Fcons (frame, Qnil)); |
347 | ||
348 | return Fx_popup_menu (newpos, | |
349 | Fcons (Fcar (contents), Fcons (contents, Qnil))); | |
350 | } | |
351 | #else | |
352 | { | |
353 | Lisp_Object title; | |
354 | char *error_name; | |
355 | Lisp_Object selection; | |
86fad4ec | 356 | int specpdl_count = SPECPDL_INDEX (); |
165e1749 | 357 | |
99fe880d RS |
358 | /* Decode the dialog items from what was specified. */ |
359 | title = Fcar (contents); | |
b7826503 | 360 | CHECK_STRING (title); |
86fad4ec | 361 | record_unwind_protect (unuse_menu_items, Qnil); |
165e1749 | 362 | |
6b61353c KH |
363 | if (NILP (Fcar (Fcdr (contents)))) |
364 | /* No buttons specified, add an "Ok" button so users can pop down | |
365 | the dialog. Also, the lesstif/motif version crashes if there are | |
366 | no buttons. */ | |
367 | contents = Fcons (title, Fcons (Fcons (build_string ("Ok"), Qt), Qnil)); | |
b9de078a | 368 | |
99fe880d | 369 | list_of_panes (Fcons (contents, Qnil)); |
165e1749 | 370 | |
99fe880d RS |
371 | /* Display them in a dialog box. */ |
372 | BLOCK_INPUT; | |
6a040d6a | 373 | selection = xdialog_show (f, 0, title, header, &error_name); |
99fe880d | 374 | UNBLOCK_INPUT; |
165e1749 | 375 | |
86fad4ec | 376 | unbind_to (specpdl_count, Qnil); |
99fe880d RS |
377 | discard_menu_items (); |
378 | ||
379 | if (error_name) error (error_name); | |
380 | return selection; | |
381 | } | |
7464b131 | 382 | #endif |
392d3f4b | 383 | } |
c3438661 JD |
384 | |
385 | ||
386 | #ifndef MSDOS | |
387 | ||
b3935289 JD |
388 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
389 | ||
390 | void | |
971de7fb | 391 | x_menu_set_in_use (int in_use) |
b3935289 JD |
392 | { |
393 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 394 | popup_activated_flag = in_use; |
98a20c65 CY |
395 | #ifdef USE_X_TOOLKIT |
396 | if (popup_activated_flag) | |
397 | x_activate_timeout_atimer (); | |
398 | #endif | |
b3935289 JD |
399 | } |
400 | ||
c3438661 JD |
401 | /* Wait for an X event to arrive or for a timer to expire. */ |
402 | ||
b3935289 | 403 | void |
c3438661 JD |
404 | x_menu_wait_for_event (void *data) |
405 | { | |
c3438661 JD |
406 | /* Another way to do this is to register a timer callback, that can be |
407 | done in GTK and Xt. But we have to do it like this when using only X | |
408 | anyway, and with callbacks we would have three variants for timer handling | |
409 | instead of the small ifdefs below. */ | |
410 | ||
411 | while ( | |
412 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 413 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
414 | #elif defined USE_GTK |
415 | ! gtk_events_pending () | |
416 | #else | |
417 | ! XPending ((Display*) data) | |
418 | #endif | |
419 | ) | |
420 | { | |
e90292a9 | 421 | EMACS_TIME next_time = timer_check (1), *ntp; |
c3438661 JD |
422 | long secs = EMACS_SECS (next_time); |
423 | long usecs = EMACS_USECS (next_time); | |
424 | SELECT_TYPE read_fds; | |
425 | struct x_display_info *dpyinfo; | |
426 | int n = 0; | |
427 | ||
428 | FD_ZERO (&read_fds); | |
429 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
430 | { | |
431 | int fd = ConnectionNumber (dpyinfo->display); | |
432 | FD_SET (fd, &read_fds); | |
433 | if (fd > n) n = fd; | |
11814156 | 434 | XFlush (dpyinfo->display); |
c3438661 JD |
435 | } |
436 | ||
e90292a9 JD |
437 | if (secs < 0 && usecs < 0) |
438 | ntp = 0; | |
439 | else | |
440 | ntp = &next_time; | |
c3438661 | 441 | |
e90292a9 | 442 | select (n + 1, &read_fds, (SELECT_TYPE *)0, (SELECT_TYPE *)0, ntp); |
c3438661 JD |
443 | } |
444 | } | |
445 | #endif /* ! MSDOS */ | |
446 | ||
78589e07 | 447 | \f |
488dd4c4 | 448 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 449 | |
f1d1cd24 JD |
450 | #ifdef USE_X_TOOLKIT |
451 | ||
4dedbfe0 | 452 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 453 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
454 | and x-popup-dialog; it is not used for the menu bar. |
455 | ||
2e2b8e22 | 456 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 457 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 458 | |
f02cac82 | 459 | static void |
95bdef2e | 460 | popup_get_selection (initial_event, dpyinfo, id, do_timers) |
4dedbfe0 | 461 | XEvent *initial_event; |
aa669def | 462 | struct x_display_info *dpyinfo; |
2e2b8e22 | 463 | LWLIB_ID id; |
df470e3b | 464 | int do_timers; |
78589e07 | 465 | { |
4dedbfe0 | 466 | XEvent event; |
f02cac82 | 467 | |
8b806a85 JD |
468 | while (popup_activated_flag) |
469 | { | |
c0b0f54b | 470 | if (initial_event) |
8b806a85 JD |
471 | { |
472 | event = *initial_event; | |
473 | initial_event = 0; | |
474 | } | |
475 | else | |
c3438661 JD |
476 | { |
477 | if (do_timers) x_menu_wait_for_event (0); | |
478 | XtAppNextEvent (Xt_app_con, &event); | |
479 | } | |
78589e07 | 480 | |
10624005 | 481 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
482 | And make sure to deactivate for any ButtonRelease, |
483 | even if XtDispatchEvent doesn't do that. */ | |
484 | if (event.type == ButtonRelease | |
485 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
486 | { |
487 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 488 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
489 | Btn1Down seems the only way to convince Motif to |
490 | activate its callbacks; setting the XmNmenuPost | |
491 | isn't working. --marcus@sysc.pdx.edu. */ | |
492 | event.xbutton.button = 1; | |
493 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
494 | key is pressed and the button is released. So reset key state | |
495 | so Motif thinks this is the case. */ | |
496 | event.xbutton.state = 0; | |
c8b5aa3d | 497 | #endif |
10624005 | 498 | } |
33385c6f | 499 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 500 | else if (event.type == KeyPress |
10624005 | 501 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
502 | { |
503 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 504 | |
33385c6f JD |
505 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
506 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 507 | popup_activated_flag = 0; |
8b806a85 | 508 | } |
177c0ea7 | 509 | |
8b806a85 | 510 | x_dispatch_event (&event, event.xany.display); |
aa669def | 511 | } |
78589e07 RS |
512 | } |
513 | ||
12b6af5c | 514 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
515 | doc: /* Start key navigation of the menu bar in FRAME. |
516 | This initially opens the first menu bar item and you can then navigate with the | |
517 | arrow keys, select a menu entry with the return key or cancel with the | |
518 | escape key. If FRAME has no menu bar this function does nothing. | |
519 | ||
520 | If FRAME is nil or not given, use the selected frame. */) | |
521 | (frame) | |
522 | Lisp_Object frame; | |
523 | { | |
524 | XEvent ev; | |
525 | FRAME_PTR f = check_x_frame (frame); | |
526 | Widget menubar; | |
527 | BLOCK_INPUT; | |
528 | ||
529 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
530 | set_frame_menubar (f, 0, 1); | |
531 | ||
532 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
533 | if (menubar) | |
534 | { | |
535 | Window child; | |
536 | int error_p = 0; | |
537 | ||
538 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
539 | memset (&ev, 0, sizeof ev); | |
540 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
541 | ev.xbutton.window = XtWindow (menubar); | |
542 | ev.xbutton.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
543 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); | |
544 | ev.xbutton.button = Button1; | |
545 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
546 | ev.xbutton.same_screen = True; | |
547 | ||
548 | #ifdef USE_MOTIF | |
549 | { | |
550 | Arg al[2]; | |
551 | WidgetList list; | |
552 | Cardinal nr; | |
553 | XtSetArg (al[0], XtNchildren, &list); | |
554 | XtSetArg (al[1], XtNnumChildren, &nr); | |
555 | XtGetValues (menubar, al, 2); | |
556 | ev.xbutton.window = XtWindow (list[0]); | |
557 | } | |
558 | #endif | |
559 | ||
560 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
561 | /* From-window, to-window. */ | |
562 | ev.xbutton.window, ev.xbutton.root, | |
563 | ||
564 | /* From-position, to-position. */ | |
565 | ev.xbutton.x, ev.xbutton.y, | |
566 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
567 | ||
568 | /* Child of win. */ | |
569 | &child); | |
570 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
571 | x_uncatch_errors (); | |
572 | ||
573 | if (! error_p) | |
574 | { | |
575 | ev.type = ButtonPress; | |
576 | ev.xbutton.state = 0; | |
577 | ||
578 | XtDispatchEvent (&ev); | |
579 | ev.xbutton.type = ButtonRelease; | |
580 | ev.xbutton.state = Button1Mask; | |
581 | XtDispatchEvent (&ev); | |
582 | } | |
583 | } | |
584 | ||
585 | UNBLOCK_INPUT; | |
57d671b4 AS |
586 | |
587 | return Qnil; | |
22badffe | 588 | } |
488dd4c4 JD |
589 | #endif /* USE_X_TOOLKIT */ |
590 | ||
22badffe | 591 | |
488dd4c4 | 592 | #ifdef USE_GTK |
12b6af5c | 593 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
594 | doc: /* Start key navigation of the menu bar in FRAME. |
595 | This initially opens the first menu bar item and you can then navigate with the | |
596 | arrow keys, select a menu entry with the return key or cancel with the | |
597 | escape key. If FRAME has no menu bar this function does nothing. | |
598 | ||
599 | If FRAME is nil or not given, use the selected frame. */) | |
600 | (frame) | |
601 | Lisp_Object frame; | |
602 | { | |
603 | GtkWidget *menubar; | |
8630721e CY |
604 | FRAME_PTR f; |
605 | ||
718aeeb8 CY |
606 | /* gcc 2.95 doesn't accept the FRAME_PTR declaration after |
607 | BLOCK_INPUT. */ | |
608 | ||
22badffe | 609 | BLOCK_INPUT; |
8630721e | 610 | f = check_x_frame (frame); |
22badffe JD |
611 | |
612 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
613 | set_frame_menubar (f, 0, 1); | |
614 | ||
615 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
616 | if (menubar) | |
617 | { | |
618 | /* Activate the first menu. */ | |
619 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
620 | ||
32d46135 JD |
621 | if (children) |
622 | { | |
623 | g_signal_emit_by_name (children->data, "activate_item"); | |
624 | popup_activated_flag = 1; | |
625 | g_list_free (children); | |
626 | } | |
22badffe JD |
627 | } |
628 | UNBLOCK_INPUT; | |
629 | ||
630 | return Qnil; | |
631 | } | |
632 | ||
488dd4c4 JD |
633 | /* Loop util popup_activated_flag is set to zero in a callback. |
634 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 635 | |
488dd4c4 | 636 | static void |
971de7fb | 637 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
638 | { |
639 | ++popup_activated_flag; | |
640 | ||
641 | /* Process events in the Gtk event loop until done. */ | |
642 | while (popup_activated_flag) | |
643 | { | |
c3438661 | 644 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
645 | gtk_main_iteration (); |
646 | } | |
647 | } | |
648 | #endif | |
649 | ||
88766961 RS |
650 | /* Activate the menu bar of frame F. |
651 | This is called from keyboard.c when it gets the | |
3b8f9651 | 652 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
653 | |
654 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 655 | that was saved in saved_menu_event. |
88766961 RS |
656 | That makes the toolkit do its thing. |
657 | ||
658 | But first we recompute the menu bar contents (the whole tree). | |
659 | ||
660 | The reason for saving the button event until here, instead of | |
661 | passing it to the toolkit right away, is that we can safely | |
662 | execute Lisp code. */ | |
177c0ea7 | 663 | |
dfcf069d | 664 | void |
971de7fb | 665 | x_activate_menubar (FRAME_PTR f) |
88766961 | 666 | { |
62af879c KL |
667 | if (! FRAME_X_P (f)) |
668 | abort (); | |
669 | ||
ac78b144 | 670 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
671 | return; |
672 | ||
177c0ea7 | 673 | #ifdef USE_GTK |
6b61353c KH |
674 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
675 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
676 | return; |
677 | #endif | |
177c0ea7 | 678 | |
a9be6839 | 679 | set_frame_menubar (f, 0, 1); |
88766961 | 680 | BLOCK_INPUT; |
488dd4c4 JD |
681 | #ifdef USE_GTK |
682 | XPutBackEvent (f->output_data.x->display_info->display, | |
683 | f->output_data.x->saved_menu_event); | |
684 | popup_activated_flag = 1; | |
685 | #else | |
86fad4ec | 686 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 687 | #endif |
88766961 | 688 | UNBLOCK_INPUT; |
a9be6839 | 689 | #ifdef USE_MOTIF |
745c34fb RS |
690 | if (f->output_data.x->saved_menu_event->type == ButtonRelease) |
691 | pending_menu_activation = 1; | |
a9be6839 | 692 | #endif |
177c0ea7 | 693 | |
88766961 | 694 | /* Ignore this if we get it a second time. */ |
ac78b144 | 695 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
696 | } |
697 | ||
4dedbfe0 PR |
698 | /* This callback is invoked when the user selects a menubar cascade |
699 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 700 | |
488dd4c4 | 701 | #ifndef USE_GTK |
78589e07 | 702 | static void |
4dedbfe0 | 703 | popup_activate_callback (widget, id, client_data) |
78589e07 RS |
704 | Widget widget; |
705 | LWLIB_ID id; | |
706 | XtPointer client_data; | |
707 | { | |
4dedbfe0 | 708 | popup_activated_flag = 1; |
98a20c65 CY |
709 | #ifdef USE_X_TOOLKIT |
710 | x_activate_timeout_atimer (); | |
711 | #endif | |
7555d825 | 712 | } |
488dd4c4 | 713 | #endif |
7555d825 GM |
714 | |
715 | /* This callback is invoked when a dialog or menu is finished being | |
716 | used and has been unposted. */ | |
717 | ||
488dd4c4 JD |
718 | #ifdef USE_GTK |
719 | static void | |
971de7fb | 720 | popup_deactivate_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
721 | { |
722 | popup_activated_flag = 0; | |
723 | } | |
724 | #else | |
7555d825 GM |
725 | static void |
726 | popup_deactivate_callback (widget, id, client_data) | |
727 | Widget widget; | |
728 | LWLIB_ID id; | |
729 | XtPointer client_data; | |
730 | { | |
7555d825 | 731 | popup_activated_flag = 0; |
78589e07 | 732 | } |
488dd4c4 | 733 | #endif |
78589e07 | 734 | |
850df50b | 735 | |
488dd4c4 JD |
736 | /* Function that finds the frame for WIDGET and shows the HELP text |
737 | for that widget. | |
738 | F is the frame if known, or NULL if not known. */ | |
739 | static void | |
971de7fb | 740 | show_help_event (FRAME_PTR f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 741 | { |
488dd4c4 | 742 | Lisp_Object frame; |
850df50b | 743 | |
850df50b | 744 | if (f) |
9cd50434 GM |
745 | { |
746 | XSETFRAME (frame, f); | |
747 | kbd_buffer_store_help_event (frame, help); | |
748 | } | |
850df50b GM |
749 | else |
750 | { | |
6b61353c | 751 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 752 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 753 | widget. See which frame that is. */ |
488dd4c4 | 754 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
755 | Lisp_Object tail; |
756 | ||
8e50cc2d | 757 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
758 | { |
759 | frame = XCAR (tail); | |
8e50cc2d | 760 | if (FRAMEP (frame) |
850df50b GM |
761 | && (f = XFRAME (frame), |
762 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
763 | break; | |
764 | } | |
6b61353c | 765 | #endif |
9cd50434 GM |
766 | show_help_echo (help, Qnil, Qnil, Qnil, 1); |
767 | } | |
850df50b GM |
768 | } |
769 | ||
488dd4c4 JD |
770 | /* Callback called when menu items are highlighted/unhighlighted |
771 | while moving the mouse over them. WIDGET is the menu bar or menu | |
772 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
773 | the data structure for the menu item, or null in case of | |
774 | unhighlighting. */ | |
4dedbfe0 | 775 | |
488dd4c4 JD |
776 | #ifdef USE_GTK |
777 | void | |
971de7fb | 778 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
779 | { |
780 | xg_menu_item_cb_data *cb_data; | |
781 | Lisp_Object help; | |
177c0ea7 | 782 | |
488dd4c4 JD |
783 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (widget), |
784 | XG_ITEM_DATA); | |
785 | if (! cb_data) return; | |
786 | ||
787 | help = call_data ? cb_data->help : Qnil; | |
788 | ||
789 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
790 | Don't show help for them, they won't appear before the | |
791 | popup is popped down. */ | |
792 | if (popup_activated_flag <= 1) | |
793 | show_help_event (cb_data->cl_data->f, widget, help); | |
794 | } | |
795 | #else | |
796 | void | |
797 | menu_highlight_callback (widget, id, call_data) | |
78589e07 RS |
798 | Widget widget; |
799 | LWLIB_ID id; | |
488dd4c4 JD |
800 | void *call_data; |
801 | { | |
802 | struct frame *f; | |
803 | Lisp_Object help; | |
804 | ||
805 | widget_value *wv = (widget_value *) call_data; | |
806 | ||
807 | help = wv ? wv->help : Qnil; | |
177c0ea7 | 808 | |
488dd4c4 JD |
809 | /* Determine the frame for the help event. */ |
810 | f = menubar_id_to_frame (id); | |
811 | ||
812 | show_help_event (f, widget, help); | |
813 | } | |
814 | #endif | |
815 | ||
488dd4c4 JD |
816 | #ifdef USE_GTK |
817 | /* Gtk calls callbacks just because we tell it what item should be | |
818 | selected in a radio group. If this variable is set to a non-zero | |
819 | value, we are creating menus and don't want callbacks right now. | |
820 | */ | |
821 | static int xg_crazy_callback_abort; | |
822 | ||
823 | /* This callback is called from the menu bar pulldown menu | |
824 | when the user makes a selection. | |
825 | Figure out what the user chose | |
826 | and put the appropriate events into the keyboard buffer. */ | |
827 | static void | |
971de7fb | 828 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
829 | { |
830 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
831 | ||
832 | if (xg_crazy_callback_abort) | |
833 | return; | |
834 | ||
835 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
836 | return; | |
837 | ||
b79c8219 JD |
838 | /* For a group of radio buttons, GTK calls the selection callback first |
839 | for the item that was active before the selection and then for the one that | |
840 | is active after the selection. For C-h k this means we get the help on | |
841 | the deselected item and then the selected item is executed. Prevent that | |
842 | by ignoring the non-active item. */ | |
843 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
844 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
845 | return; | |
846 | ||
81f09877 JD |
847 | /* When a menu is popped down, X generates a focus event (i.e. focus |
848 | goes back to the frame below the menu). Since GTK buffers events, | |
849 | we force it out here before the menu selection event. Otherwise | |
850 | sit-for will exit at once if the focus event follows the menu selection | |
851 | event. */ | |
852 | ||
853 | BLOCK_INPUT; | |
854 | while (gtk_events_pending ()) | |
855 | gtk_main_iteration (); | |
856 | UNBLOCK_INPUT; | |
857 | ||
488dd4c4 JD |
858 | find_and_call_menu_selection (cb_data->cl_data->f, |
859 | cb_data->cl_data->menu_bar_items_used, | |
860 | cb_data->cl_data->menu_bar_vector, | |
861 | cb_data->call_data); | |
862 | } | |
863 | ||
864 | #else /* not USE_GTK */ | |
865 | ||
866 | /* This callback is called from the menu bar pulldown menu | |
867 | when the user makes a selection. | |
868 | Figure out what the user chose | |
869 | and put the appropriate events into the keyboard buffer. */ | |
870 | static void | |
871 | menubar_selection_callback (widget, id, client_data) | |
872 | Widget widget; | |
873 | LWLIB_ID id; | |
874 | XtPointer client_data; | |
875 | { | |
876 | FRAME_PTR f; | |
877 | ||
878 | f = menubar_id_to_frame (id); | |
879 | if (!f) | |
880 | return; | |
881 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
882 | f->menu_bar_vector, client_data); | |
883 | } | |
884 | #endif /* not USE_GTK */ | |
f61a541b GM |
885 | \f |
886 | /* Recompute all the widgets of frame F, when the menu bar has been | |
887 | changed. Value is non-zero if widgets were updated. */ | |
888 | ||
889 | static int | |
971de7fb | 890 | update_frame_menubar (FRAME_PTR f) |
18686d47 | 891 | { |
488dd4c4 JD |
892 | #ifdef USE_GTK |
893 | return xg_update_frame_menubar (f); | |
894 | #else | |
62af879c | 895 | struct x_output *x; |
cffa74ea | 896 | int columns, rows; |
177c0ea7 | 897 | |
62af879c KL |
898 | if (! FRAME_X_P (f)) |
899 | abort (); | |
900 | ||
901 | x = f->output_data.x; | |
902 | ||
f61a541b GM |
903 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
904 | return 0; | |
18686d47 RS |
905 | |
906 | BLOCK_INPUT; | |
f61a541b GM |
907 | /* Save the size of the frame because the pane widget doesn't accept |
908 | to resize itself. So force it. */ | |
9882535b KS |
909 | columns = FRAME_COLS (f); |
910 | rows = FRAME_LINES (f); | |
cffa74ea | 911 | |
f61a541b GM |
912 | /* Do the voodoo which means "I'm changing lots of things, don't try |
913 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 914 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 915 | |
f61a541b GM |
916 | /* The order in which children are managed is the top to bottom |
917 | order in which they are displayed in the paned window. First, | |
918 | remove the text-area widget. */ | |
18686d47 RS |
919 | XtUnmanageChild (x->edit_widget); |
920 | ||
f61a541b GM |
921 | /* Remove the menubar that is there now, and put up the menubar that |
922 | should be there. */ | |
923 | XtManageChild (x->menubar_widget); | |
924 | XtMapWidget (x->menubar_widget); | |
925 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 926 | |
c98fcf4b | 927 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 928 | XtManageChild (x->edit_widget); |
4dedbfe0 | 929 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
930 | |
931 | /* Force the pane widget to resize itself with the right values. */ | |
932 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
18686d47 | 933 | UNBLOCK_INPUT; |
488dd4c4 | 934 | #endif |
f61a541b | 935 | return 1; |
18686d47 RS |
936 | } |
937 | ||
99852628 | 938 | #ifdef USE_LUCID |
1ecb2d3f JD |
939 | static void |
940 | apply_systemfont_to_dialog (w) | |
941 | Widget w; | |
942 | { | |
943 | const char *fn = xsettings_get_system_normal_font (); | |
944 | if (fn) | |
945 | { | |
946 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
947 | if (db) | |
948 | XrmPutStringResource (&db, "*dialog.faceName", fn); | |
949 | } | |
950 | } | |
951 | ||
99852628 JD |
952 | static void |
953 | apply_systemfont_to_menu (w) | |
954 | Widget w; | |
955 | { | |
956 | const char *fn = xsettings_get_system_normal_font (); | |
957 | int defflt; | |
958 | ||
959 | if (!fn) return; | |
960 | ||
961 | if (XtIsShell (w)) /* popup menu */ | |
962 | { | |
1ecb2d3f | 963 | Widget *childs = NULL; |
99852628 | 964 | |
1ecb2d3f | 965 | XtVaGetValues (w, XtNchildren, &childs, NULL); |
5ba5ec85 | 966 | if (*childs) w = *childs; |
99852628 JD |
967 | } |
968 | ||
969 | /* Only use system font if the default is used for the menu. */ | |
970 | XtVaGetValues (w, XtNdefaultFace, &defflt, NULL); | |
971 | if (defflt) | |
972 | XtVaSetValues (w, XtNfaceName, fn, NULL); | |
973 | } | |
974 | #endif | |
975 | ||
4bcdbab1 KH |
976 | /* Set the contents of the menubar widgets of frame F. |
977 | The argument FIRST_TIME is currently ignored; | |
978 | it is set the first time this is called, from initialize_frame_menubar. */ | |
979 | ||
18686d47 | 980 | void |
971de7fb | 981 | set_frame_menubar (FRAME_PTR f, int first_time, int deep_p) |
18686d47 | 982 | { |
62af879c | 983 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
984 | #ifdef USE_X_TOOLKIT |
985 | LWLIB_ID id; | |
986 | #endif | |
faa935b6 | 987 | Lisp_Object items; |
4d19cb8e | 988 | widget_value *wv, *first_wv, *prev_wv = 0; |
1806714a | 989 | int i, last_i = 0; |
ced89c24 | 990 | int *submenu_start, *submenu_end; |
37dc84ff | 991 | int *submenu_top_level_items, *submenu_n_panes; |
cc45fb40 | 992 | |
62af879c KL |
993 | if (! FRAME_X_P (f)) |
994 | abort (); | |
995 | ||
996 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 997 | |
bfc524bc RS |
998 | XSETFRAME (Vmenu_updating_frame, f); |
999 | ||
488dd4c4 | 1000 | #ifdef USE_X_TOOLKIT |
7556890b RS |
1001 | if (f->output_data.x->id == 0) |
1002 | f->output_data.x->id = next_menubar_widget_id++; | |
1003 | id = f->output_data.x->id; | |
488dd4c4 | 1004 | #endif |
177c0ea7 | 1005 | |
88766961 RS |
1006 | if (! menubar_widget) |
1007 | deep_p = 1; | |
745c34fb | 1008 | else if (pending_menu_activation && !deep_p) |
a9be6839 RS |
1009 | deep_p = 1; |
1010 | /* Make the first call for any given frame always go deep. */ | |
1011 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
1012 | { |
1013 | deep_p = 1; | |
a9be6839 RS |
1014 | f->output_data.x->saved_menu_event = (XEvent*)xmalloc (sizeof (XEvent)); |
1015 | f->output_data.x->saved_menu_event->type = 0; | |
745c34fb | 1016 | } |
18686d47 | 1017 | |
6b61353c KH |
1018 | #ifdef USE_GTK |
1019 | /* If we have detached menus, we must update deep so detached menus | |
1020 | also gets updated. */ | |
1021 | deep_p = deep_p || xg_have_tear_offs (); | |
1022 | #endif | |
1023 | ||
88766961 | 1024 | if (deep_p) |
18686d47 | 1025 | { |
88766961 RS |
1026 | /* Make a widget-value tree representing the entire menu trees. */ |
1027 | ||
1028 | struct buffer *prev = current_buffer; | |
1029 | Lisp_Object buffer; | |
aed13378 | 1030 | int specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
1031 | int previous_menu_items_used = f->menu_bar_items_used; |
1032 | Lisp_Object *previous_items | |
1033 | = (Lisp_Object *) alloca (previous_menu_items_used | |
1034 | * sizeof (Lisp_Object)); | |
1035 | ||
0b1cf399 RS |
1036 | /* If we are making a new widget, its contents are empty, |
1037 | do always reinitialize them. */ | |
1038 | if (! menubar_widget) | |
1039 | previous_menu_items_used = 0; | |
1040 | ||
88766961 RS |
1041 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->buffer; |
1042 | specbind (Qinhibit_quit, Qt); | |
1043 | /* Don't let the debugger step into this code | |
1044 | because it is not reentrant. */ | |
1045 | specbind (Qdebug_on_next_call, Qnil); | |
1046 | ||
89f2614d | 1047 | record_unwind_save_match_data (); |
88766961 RS |
1048 | if (NILP (Voverriding_local_map_menu_flag)) |
1049 | { | |
1050 | specbind (Qoverriding_terminal_local_map, Qnil); | |
1051 | specbind (Qoverriding_local_map, Qnil); | |
1052 | } | |
18686d47 | 1053 | |
88766961 | 1054 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 1055 | |
88766961 | 1056 | /* Run the Lucid hook. */ |
950eaee7 | 1057 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 1058 | |
88766961 RS |
1059 | /* If it has changed current-menubar from previous value, |
1060 | really recompute the menubar from the value. */ | |
1061 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
1062 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 1063 | safe_run_hooks (Qmenu_bar_update_hook); |
88766961 | 1064 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); |
18686d47 | 1065 | |
88766961 | 1066 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 1067 | |
88766961 | 1068 | /* Save the frame's previous menu bar contents data. */ |
86c04183 GM |
1069 | if (previous_menu_items_used) |
1070 | bcopy (XVECTOR (f->menu_bar_vector)->contents, previous_items, | |
1071 | previous_menu_items_used * sizeof (Lisp_Object)); | |
8d8a3494 | 1072 | |
ced89c24 RS |
1073 | /* Fill in menu_items with the current menu bar contents. |
1074 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
1075 | save_menu_items (); |
1076 | ||
88766961 | 1077 | menu_items = f->menu_bar_vector; |
86c04183 | 1078 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
ced89c24 RS |
1079 | submenu_start = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); |
1080 | submenu_end = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); | |
37dc84ff | 1081 | submenu_n_panes = (int *) alloca (XVECTOR (items)->size * sizeof (int)); |
ced89c24 RS |
1082 | submenu_top_level_items |
1083 | = (int *) alloca (XVECTOR (items)->size * sizeof (int *)); | |
88766961 | 1084 | init_menu_items (); |
f04366cb | 1085 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1086 | { |
1087 | Lisp_Object key, string, maps; | |
1088 | ||
ced89c24 RS |
1089 | last_i = i; |
1090 | ||
88766961 RS |
1091 | key = XVECTOR (items)->contents[i]; |
1092 | string = XVECTOR (items)->contents[i + 1]; | |
1093 | maps = XVECTOR (items)->contents[i + 2]; | |
1094 | if (NILP (string)) | |
1095 | break; | |
1096 | ||
ced89c24 RS |
1097 | submenu_start[i] = menu_items_used; |
1098 | ||
1099 | menu_items_n_panes = 0; | |
1100 | submenu_top_level_items[i] | |
1101 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 1102 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
1103 | |
1104 | submenu_end[i] = menu_items_used; | |
1105 | } | |
1106 | ||
1107 | finish_menu_items (); | |
1108 | ||
1109 | /* Convert menu_items into widget_value trees | |
1110 | to display the menu. This cannot evaluate Lisp code. */ | |
1111 | ||
1112 | wv = xmalloc_widget_value (); | |
1113 | wv->name = "menubar"; | |
1114 | wv->value = 0; | |
1115 | wv->enabled = 1; | |
1116 | wv->button_type = BUTTON_TYPE_NONE; | |
1117 | wv->help = Qnil; | |
1118 | first_wv = wv; | |
1119 | ||
1120 | for (i = 0; i < last_i; i += 4) | |
1121 | { | |
37dc84ff | 1122 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
1123 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
1124 | submenu_top_level_items[i]); | |
177c0ea7 | 1125 | if (prev_wv) |
88766961 RS |
1126 | prev_wv->next = wv; |
1127 | else | |
1128 | first_wv->contents = wv; | |
1129 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
1130 | wv->enabled = 1; | |
3427a3db | 1131 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
1132 | prev_wv = wv; |
1133 | } | |
1134 | ||
88766961 | 1135 | set_buffer_internal_1 (prev); |
8d8a3494 | 1136 | |
88766961 RS |
1137 | /* If there has been no change in the Lisp-level contents |
1138 | of the menu bar, skip redisplaying it. Just exit. */ | |
1139 | ||
510d5bf6 | 1140 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
1141 | for (i = 0; i < previous_menu_items_used; i++) |
1142 | if (menu_items_used == i | |
99d3fac7 | 1143 | || (!EQ (previous_items[i], XVECTOR (menu_items)->contents[i]))) |
88766961 | 1144 | break; |
62555c22 | 1145 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 1146 | { |
510d5bf6 RS |
1147 | /* The menu items have not changed. Don't bother updating |
1148 | the menus in any form, since it would be a no-op. */ | |
88766961 | 1149 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 1150 | discard_menu_items (); |
1fc4d463 | 1151 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
1152 | return; |
1153 | } | |
1154 | ||
510d5bf6 | 1155 | /* The menu items are different, so store them in the frame. */ |
1fc4d463 RS |
1156 | f->menu_bar_vector = menu_items; |
1157 | f->menu_bar_items_used = menu_items_used; | |
1158 | ||
bf732638 | 1159 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
1160 | unbind_to (specpdl_count, Qnil); |
1161 | ||
88766961 RS |
1162 | /* Now GC cannot happen during the lifetime of the widget_value, |
1163 | so it's safe to store data from a Lisp_String. */ | |
1164 | wv = first_wv->contents; | |
f04366cb | 1165 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1166 | { |
1167 | Lisp_Object string; | |
1168 | string = XVECTOR (items)->contents[i + 1]; | |
1169 | if (NILP (string)) | |
2bf436c3 | 1170 | break; |
ec867797 | 1171 | wv->name = (char *) SDATA (string); |
2bf436c3 JD |
1172 | update_submenu_strings (wv->contents); |
1173 | wv = wv->next; | |
88766961 RS |
1174 | } |
1175 | ||
4d19cb8e | 1176 | } |
88766961 RS |
1177 | else |
1178 | { | |
1179 | /* Make a widget-value tree containing | |
1180 | just the top level menu bar strings. */ | |
4d19cb8e | 1181 | |
ced89c24 RS |
1182 | wv = xmalloc_widget_value (); |
1183 | wv->name = "menubar"; | |
1184 | wv->value = 0; | |
1185 | wv->enabled = 1; | |
1186 | wv->button_type = BUTTON_TYPE_NONE; | |
1187 | wv->help = Qnil; | |
1188 | first_wv = wv; | |
1189 | ||
88766961 | 1190 | items = FRAME_MENU_BAR_ITEMS (f); |
f04366cb | 1191 | for (i = 0; i < XVECTOR (items)->size; i += 4) |
88766961 RS |
1192 | { |
1193 | Lisp_Object string; | |
1194 | ||
1195 | string = XVECTOR (items)->contents[i + 1]; | |
1196 | if (NILP (string)) | |
1197 | break; | |
1198 | ||
f7fab165 | 1199 | wv = xmalloc_widget_value (); |
d5db4077 | 1200 | wv->name = (char *) SDATA (string); |
88766961 RS |
1201 | wv->value = 0; |
1202 | wv->enabled = 1; | |
3427a3db | 1203 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1204 | wv->help = Qnil; |
fe8fa62f RS |
1205 | /* This prevents lwlib from assuming this |
1206 | menu item is really supposed to be empty. */ | |
1207 | /* The EMACS_INT cast avoids a warning. | |
1208 | This value just has to be different from small integers. */ | |
1209 | wv->call_data = (void *) (EMACS_INT) (-1); | |
88766961 | 1210 | |
177c0ea7 | 1211 | if (prev_wv) |
88766961 RS |
1212 | prev_wv->next = wv; |
1213 | else | |
1214 | first_wv->contents = wv; | |
1215 | prev_wv = wv; | |
1216 | } | |
62555c22 RS |
1217 | |
1218 | /* Forget what we thought we knew about what is in the | |
1219 | detailed contents of the menu bar menus. | |
1220 | Changing the top level always destroys the contents. */ | |
1221 | f->menu_bar_items_used = 0; | |
88766961 | 1222 | } |
4dedbfe0 | 1223 | |
88766961 | 1224 | /* Create or update the menu bar widget. */ |
aa669def RS |
1225 | |
1226 | BLOCK_INPUT; | |
1227 | ||
488dd4c4 JD |
1228 | #ifdef USE_GTK |
1229 | xg_crazy_callback_abort = 1; | |
1230 | if (menubar_widget) | |
1231 | { | |
6b61353c | 1232 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
1233 | menu trees we supply, rather than just the menu bar item names. */ |
1234 | xg_modify_menubar_widgets (menubar_widget, | |
1235 | f, | |
1236 | first_wv, | |
1237 | deep_p, | |
1238 | G_CALLBACK (menubar_selection_callback), | |
1239 | G_CALLBACK (popup_deactivate_callback), | |
1240 | G_CALLBACK (menu_highlight_callback)); | |
1241 | } | |
1242 | else | |
1243 | { | |
1244 | GtkWidget *wvbox = f->output_data.x->vbox_widget; | |
177c0ea7 | 1245 | |
488dd4c4 | 1246 | menubar_widget |
177c0ea7 | 1247 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
1248 | G_CALLBACK (menubar_selection_callback), |
1249 | G_CALLBACK (popup_deactivate_callback), | |
1250 | G_CALLBACK (menu_highlight_callback)); | |
1251 | ||
1252 | f->output_data.x->menubar_widget = menubar_widget; | |
1253 | } | |
1254 | ||
177c0ea7 | 1255 | |
488dd4c4 | 1256 | #else /* not USE_GTK */ |
18686d47 | 1257 | if (menubar_widget) |
4dedbfe0 PR |
1258 | { |
1259 | /* Disable resizing (done for Motif!) */ | |
7556890b | 1260 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
1261 | |
1262 | /* The third arg is DEEP_P, which says to consider the entire | |
1263 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 1264 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 1265 | |
c98fcf4b | 1266 | /* Re-enable the edit widget to resize. */ |
7556890b | 1267 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 1268 | } |
18686d47 RS |
1269 | else |
1270 | { | |
9f6fcdc5 JD |
1271 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
1272 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
1273 | ||
177c0ea7 | 1274 | menubar_widget = lw_create_widget ("menubar", "menubar", id, first_wv, |
7556890b | 1275 | f->output_data.x->column_widget, |
4dedbfe0 PR |
1276 | 0, |
1277 | popup_activate_callback, | |
1278 | menubar_selection_callback, | |
850df50b GM |
1279 | popup_deactivate_callback, |
1280 | menu_highlight_callback); | |
7556890b | 1281 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
1282 | |
1283 | /* Make menu pop down on C-g. */ | |
1284 | XtOverrideTranslations (menubar_widget, override); | |
99852628 | 1285 | apply_systemfont_to_menu (menubar_widget); |
18686d47 | 1286 | } |
1d1c1567 KH |
1287 | |
1288 | { | |
177c0ea7 | 1289 | int menubar_size |
7556890b RS |
1290 | = (f->output_data.x->menubar_widget |
1291 | ? (f->output_data.x->menubar_widget->core.height | |
1292 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1293 | : 0); |
1294 | ||
5c646d5a JD |
1295 | #if 1 /* Experimentally, we now get the right results |
1296 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1297 | Maybe so, but the menu bar size is missing the pixels so the | |
1298 | WM size hints are off by theses pixel. Jan D, oct 2009. */ | |
5ee80bd3 | 1299 | #ifdef USE_LUCID |
1d1c1567 KH |
1300 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1301 | { | |
1302 | Dimension ibw = 0; | |
7556890b | 1303 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1304 | XtNinternalBorderWidth, &ibw, NULL); |
1305 | menubar_size += ibw; | |
1306 | } | |
5ee80bd3 | 1307 | #endif /* USE_LUCID */ |
5c646d5a | 1308 | #endif /* 1 */ |
1d1c1567 | 1309 | |
7556890b | 1310 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1311 | } |
488dd4c4 | 1312 | #endif /* not USE_GTK */ |
177c0ea7 | 1313 | |
18686d47 | 1314 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1315 | update_frame_menubar (f); |
18686d47 | 1316 | |
488dd4c4 JD |
1317 | #ifdef USE_GTK |
1318 | xg_crazy_callback_abort = 0; | |
1319 | #endif | |
1320 | ||
18686d47 RS |
1321 | UNBLOCK_INPUT; |
1322 | } | |
85f487d1 | 1323 | |
8e6208c5 | 1324 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1325 | before it is mapped, so that the window is mapped with the menubar already |
1326 | there instead of us tacking it on later and thrashing the window after it | |
1327 | is visible. */ | |
1328 | ||
1329 | void | |
971de7fb | 1330 | initialize_frame_menubar (FRAME_PTR f) |
4dedbfe0 PR |
1331 | { |
1332 | /* This function is called before the first chance to redisplay | |
1333 | the frame. It has to be, so the frame will have the right size. */ | |
1334 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); | |
88766961 | 1335 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1336 | } |
1337 | ||
aba25348 | 1338 | |
4dedbfe0 | 1339 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1340 | This is used when deleting a frame, and when turning off the menu bar. |
1341 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1342 | |
488dd4c4 | 1343 | #ifndef USE_GTK |
85f487d1 FP |
1344 | void |
1345 | free_frame_menubar (f) | |
1346 | FRAME_PTR f; | |
1347 | { | |
1348 | Widget menubar_widget; | |
85f487d1 | 1349 | |
62af879c KL |
1350 | if (! FRAME_X_P (f)) |
1351 | abort (); | |
1352 | ||
7556890b | 1353 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1354 | |
1355 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1356 | |
85f487d1 FP |
1357 | if (menubar_widget) |
1358 | { | |
aba25348 GM |
1359 | #ifdef USE_MOTIF |
1360 | /* Removing the menu bar magically changes the shell widget's x | |
1361 | and y position of (0, 0) which, when the menu bar is turned | |
1362 | on again, leads to pull-down menuss appearing in strange | |
1363 | positions near the upper-left corner of the display. This | |
1364 | happens only with some window managers like twm and ctwm, | |
1365 | but not with other like Motif's mwm or kwm, because the | |
1366 | latter generate ConfigureNotify events when the menu bar | |
1367 | is switched off, which fixes the shell position. */ | |
1368 | Position x0, y0, x1, y1; | |
1369 | #endif | |
177c0ea7 | 1370 | |
85f487d1 | 1371 | BLOCK_INPUT; |
aba25348 GM |
1372 | |
1373 | #ifdef USE_MOTIF | |
ae556422 GM |
1374 | if (f->output_data.x->widget) |
1375 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1376 | #endif |
177c0ea7 | 1377 | |
7556890b | 1378 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1379 | f->output_data.x->menubar_widget = NULL; |
aba25348 GM |
1380 | |
1381 | #ifdef USE_MOTIF | |
ae556422 GM |
1382 | if (f->output_data.x->widget) |
1383 | { | |
1384 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); | |
1385 | if (x1 == 0 && y1 == 0) | |
1386 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
1387 | } | |
aba25348 | 1388 | #endif |
177c0ea7 | 1389 | |
85f487d1 FP |
1390 | UNBLOCK_INPUT; |
1391 | } | |
1392 | } | |
488dd4c4 | 1393 | #endif /* not USE_GTK */ |
78589e07 | 1394 | |
488dd4c4 | 1395 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 RS |
1396 | \f |
1397 | /* xmenu_show actually displays a menu using the panes and items in menu_items | |
1398 | and returns the value selected from it. | |
1399 | There are two versions of xmenu_show, one for Xt and one for Xlib. | |
1400 | Both assume input is blocked by the caller. */ | |
1401 | ||
1402 | /* F is the frame the menu is for. | |
1403 | X and Y are the frame-relative specified position, | |
1404 | relative to the inside upper left corner of the frame F. | |
c8b5aa3d | 1405 | FOR_CLICK is nonzero if this menu was invoked for a mouse click. |
78589e07 RS |
1406 | KEYMAPS is 1 if this menu was specified with keymaps; |
1407 | in that case, we return a list containing the chosen item's value | |
1408 | and perhaps also the pane's prefix. | |
1409 | TITLE is the specified menu title. | |
1410 | ERROR is a place to store an error message string in case of failure. | |
1411 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1412 | |
488dd4c4 JD |
1413 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1414 | ||
1415 | /* The item selected in the popup menu. */ | |
1416 | static Lisp_Object *volatile menu_item_selection; | |
1417 | ||
1418 | #ifdef USE_GTK | |
1419 | ||
1420 | /* Used when position a popup menu. See menu_position_func and | |
1421 | create_and_show_popup_menu below. */ | |
1422 | struct next_popup_x_y | |
1423 | { | |
7b76ca1c | 1424 | FRAME_PTR f; |
488dd4c4 JD |
1425 | int x; |
1426 | int y; | |
1427 | }; | |
1428 | ||
1429 | /* The menu position function to use if we are not putting a popup | |
1430 | menu where the pointer is. | |
1431 | MENU is the menu to pop up. | |
1432 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1433 | PUSH_IN is not documented in the GTK manual. | |
1434 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1435 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1436 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1437 | |
1438 | Here only X and Y are used. */ | |
1439 | static void | |
971de7fb | 1440 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1441 | { |
7b76ca1c JD |
1442 | struct next_popup_x_y* data = (struct next_popup_x_y*)user_data; |
1443 | GtkRequisition req; | |
fd2f80c6 CY |
1444 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (data->f); |
1445 | int disp_width = x_display_pixel_width (dpyinfo); | |
1446 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1447 | |
7b76ca1c JD |
1448 | *x = data->x; |
1449 | *y = data->y; | |
1450 | ||
1451 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1452 | the menu is fully visible. */ | |
1453 | gtk_widget_size_request (GTK_WIDGET (menu), &req); | |
1454 | if (data->x + req.width > disp_width) | |
1455 | *x -= data->x + req.width - disp_width; | |
1456 | if (data->y + req.height > disp_height) | |
1457 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1458 | } |
1459 | ||
1460 | static void | |
971de7fb | 1461 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1462 | { |
1463 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
1464 | ||
1465 | if (xg_crazy_callback_abort) return; | |
1466 | if (cb_data) menu_item_selection = (Lisp_Object *) cb_data->call_data; | |
1467 | } | |
1468 | ||
af89e871 | 1469 | static Lisp_Object |
971de7fb | 1470 | pop_down_menu (Lisp_Object arg) |
af89e871 | 1471 | { |
a130b901 JD |
1472 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); |
1473 | ||
af89e871 | 1474 | popup_activated_flag = 0; |
a130b901 JD |
1475 | BLOCK_INPUT; |
1476 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); | |
1477 | UNBLOCK_INPUT; | |
af89e871 JD |
1478 | return Qnil; |
1479 | } | |
1480 | ||
488dd4c4 JD |
1481 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1482 | menu pops down. | |
1483 | menu_item_selection will be set to the selection. */ | |
1484 | static void | |
971de7fb | 1485 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, int x, int y, int for_click, EMACS_UINT timestamp) |
488dd4c4 JD |
1486 | { |
1487 | int i; | |
1488 | GtkWidget *menu; | |
1489 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1490 | struct next_popup_x_y popup_x_y; | |
af89e871 | 1491 | int specpdl_count = SPECPDL_INDEX (); |
488dd4c4 | 1492 | |
62af879c KL |
1493 | if (! FRAME_X_P (f)) |
1494 | abort (); | |
1495 | ||
488dd4c4 JD |
1496 | xg_crazy_callback_abort = 1; |
1497 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1498 | G_CALLBACK (popup_selection_callback), | |
1499 | G_CALLBACK (popup_deactivate_callback), | |
1500 | G_CALLBACK (menu_highlight_callback)); | |
1501 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1502 | |
488dd4c4 JD |
1503 | if (! for_click) |
1504 | { | |
1505 | /* Not invoked by a click. pop up at x/y. */ | |
1506 | pos_func = menu_position_func; | |
1507 | ||
1508 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1509 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1510 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1511 | |
1512 | popup_x_y.x = x; | |
1513 | popup_x_y.y = y; | |
7b76ca1c | 1514 | popup_x_y.f = f; |
488dd4c4 | 1515 | |
9b85e63d JD |
1516 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1517 | } | |
1518 | else | |
1519 | { | |
1520 | for (i = 0; i < 5; i++) | |
1521 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1522 | break; | |
1523 | } | |
59cfb104 | 1524 | |
488dd4c4 JD |
1525 | /* Display the menu. */ |
1526 | gtk_widget_show_all (menu); | |
c0df13a6 | 1527 | |
a20903d0 | 1528 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
eb99095d | 1529 | timestamp > 0 ? timestamp : gtk_get_current_event_time()); |
177c0ea7 | 1530 | |
a130b901 | 1531 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1532 | |
e547b051 | 1533 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1534 | { |
1535 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1536 | two. show_help_echo uses this to detect popup menus. */ | |
1537 | popup_activated_flag = 1; | |
1538 | /* Process events that apply to the menu. */ | |
1539 | popup_widget_loop (1, menu); | |
1540 | } | |
488dd4c4 | 1541 | |
af89e871 | 1542 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1543 | |
488dd4c4 JD |
1544 | /* Must reset this manually because the button release event is not passed |
1545 | to Emacs event loop. */ | |
1546 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
1547 | } | |
1548 | ||
1549 | #else /* not USE_GTK */ | |
18686d47 | 1550 | |
8ed87156 | 1551 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1552 | library. |
1553 | ||
1554 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1555 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1556 | |
88766961 RS |
1557 | For menu bars, we use numbers starting at 0, counted in |
1558 | next_menubar_widget_id. */ | |
8ed87156 | 1559 | LWLIB_ID widget_id_tick; |
165e1749 | 1560 | |
4dedbfe0 PR |
1561 | static void |
1562 | popup_selection_callback (widget, id, client_data) | |
1563 | Widget widget; | |
1564 | LWLIB_ID id; | |
1565 | XtPointer client_data; | |
1566 | { | |
1567 | menu_item_selection = (Lisp_Object *) client_data; | |
1568 | } | |
1569 | ||
af89e871 JD |
1570 | /* ARG is the LWLIB ID of the dialog box, represented |
1571 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1572 | ||
1573 | static Lisp_Object | |
1574 | pop_down_menu (arg) | |
1575 | Lisp_Object arg; | |
1576 | { | |
1577 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1578 | | XINT (XCDR (arg))); | |
1579 | ||
1580 | BLOCK_INPUT; | |
1581 | lw_destroy_all_widgets (id); | |
1582 | UNBLOCK_INPUT; | |
1583 | popup_activated_flag = 0; | |
1584 | ||
1585 | return Qnil; | |
1586 | } | |
1587 | ||
488dd4c4 JD |
1588 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1589 | menu pops down. | |
1590 | menu_item_selection will be set to the selection. */ | |
1591 | static void | |
a20903d0 | 1592 | create_and_show_popup_menu (f, first_wv, x, y, for_click, timestamp) |
488dd4c4 JD |
1593 | FRAME_PTR f; |
1594 | widget_value *first_wv; | |
1595 | int x; | |
1596 | int y; | |
1597 | int for_click; | |
a20903d0 | 1598 | EMACS_UINT timestamp; |
488dd4c4 JD |
1599 | { |
1600 | int i; | |
1601 | Arg av[2]; | |
1602 | int ac = 0; | |
1603 | XButtonPressedEvent dummy; | |
1604 | LWLIB_ID menu_id; | |
1605 | Widget menu; | |
488dd4c4 | 1606 | |
62af879c KL |
1607 | if (! FRAME_X_P (f)) |
1608 | abort (); | |
1609 | ||
488dd4c4 JD |
1610 | menu_id = widget_id_tick++; |
1611 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1612 | f->output_data.x->widget, 1, 0, | |
1613 | popup_selection_callback, | |
1614 | popup_deactivate_callback, | |
1615 | menu_highlight_callback); | |
1616 | ||
99852628 JD |
1617 | apply_systemfont_to_menu (menu); |
1618 | ||
488dd4c4 JD |
1619 | dummy.type = ButtonPress; |
1620 | dummy.serial = 0; | |
1621 | dummy.send_event = 0; | |
1622 | dummy.display = FRAME_X_DISPLAY (f); | |
1623 | dummy.time = CurrentTime; | |
1624 | dummy.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
1625 | dummy.window = dummy.root; | |
1626 | dummy.subwindow = dummy.root; | |
1627 | dummy.x = x; | |
1628 | dummy.y = y; | |
1629 | ||
1630 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1631 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1632 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1633 | |
1634 | dummy.x_root = x; | |
1635 | dummy.y_root = y; | |
1636 | ||
1637 | dummy.state = 0; | |
1638 | dummy.button = 0; | |
1639 | for (i = 0; i < 5; i++) | |
1640 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1641 | dummy.button = i; | |
1642 | ||
1643 | /* Don't allow any geometry request from the user. */ | |
1644 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1645 | XtSetValues (menu, av, ac); | |
1646 | ||
1647 | /* Display the menu. */ | |
1648 | lw_popup_menu (menu, (XEvent *) &dummy); | |
1649 | popup_activated_flag = 1; | |
98a20c65 | 1650 | x_activate_timeout_atimer (); |
59cfb104 | 1651 | |
af89e871 JD |
1652 | { |
1653 | int fact = 4 * sizeof (LWLIB_ID); | |
1654 | int specpdl_count = SPECPDL_INDEX (); | |
1655 | record_unwind_protect (pop_down_menu, | |
1656 | Fcons (make_number (menu_id >> (fact)), | |
1657 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1658 | |
af89e871 | 1659 | /* Process events that apply to the menu. */ |
95bdef2e | 1660 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1661 | |
af89e871 JD |
1662 | unbind_to (specpdl_count, Qnil); |
1663 | } | |
488dd4c4 JD |
1664 | } |
1665 | ||
1666 | #endif /* not USE_GTK */ | |
1667 | ||
ef7417fd SM |
1668 | Lisp_Object |
1669 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, | |
1670 | Lisp_Object title, char **error, EMACS_UINT timestamp) | |
18686d47 | 1671 | { |
78589e07 | 1672 | int i; |
78589e07 | 1673 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 RS |
1674 | widget_value **submenu_stack |
1675 | = (widget_value **) alloca (menu_items_used * sizeof (widget_value *)); | |
1676 | Lisp_Object *subprefix_stack | |
1677 | = (Lisp_Object *) alloca (menu_items_used * sizeof (Lisp_Object)); | |
1678 | int submenu_depth = 0; | |
4e8d3549 | 1679 | |
78c8278d RS |
1680 | int first_pane; |
1681 | ||
62af879c KL |
1682 | if (! FRAME_X_P (f)) |
1683 | abort (); | |
1684 | ||
78589e07 RS |
1685 | *error = NULL; |
1686 | ||
742f715d KH |
1687 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1688 | { | |
1689 | *error = "Empty menu"; | |
1690 | return Qnil; | |
1691 | } | |
63c414df | 1692 | |
78589e07 RS |
1693 | /* Create a tree of widget_value objects |
1694 | representing the panes and their items. */ | |
f7fab165 | 1695 | wv = xmalloc_widget_value (); |
78589e07 RS |
1696 | wv->name = "menu"; |
1697 | wv->value = 0; | |
1698 | wv->enabled = 1; | |
3427a3db | 1699 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1700 | wv->help =Qnil; |
78589e07 | 1701 | first_wv = wv; |
78c8278d | 1702 | first_pane = 1; |
177c0ea7 | 1703 | |
78589e07 RS |
1704 | /* Loop over all panes and items, filling in the tree. */ |
1705 | i = 0; | |
1706 | while (i < menu_items_used) | |
1707 | { | |
101bb4a5 RS |
1708 | if (EQ (XVECTOR (menu_items)->contents[i], Qnil)) |
1709 | { | |
1710 | submenu_stack[submenu_depth++] = save_wv; | |
1711 | save_wv = prev_wv; | |
1712 | prev_wv = 0; | |
78c8278d | 1713 | first_pane = 1; |
101bb4a5 RS |
1714 | i++; |
1715 | } | |
1716 | else if (EQ (XVECTOR (menu_items)->contents[i], Qlambda)) | |
1717 | { | |
1718 | prev_wv = save_wv; | |
1719 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1720 | first_pane = 0; |
101bb4a5 RS |
1721 | i++; |
1722 | } | |
1723 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt) | |
1724 | && submenu_depth != 0) | |
1725 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1726 | /* Ignore a nil in the item list. |
1727 | It's meaningful only for dialog boxes. */ | |
1728 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
1729 | i += 1; | |
101bb4a5 | 1730 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
78589e07 RS |
1731 | { |
1732 | /* Create a new pane. */ | |
1733 | Lisp_Object pane_name, prefix; | |
1734 | char *pane_string; | |
177c0ea7 | 1735 | |
4c329aa8 GM |
1736 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1737 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1738 | |
703dc2a8 | 1739 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1740 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1741 | { | |
8af9fa55 | 1742 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1743 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1744 | } |
703dc2a8 | 1745 | #endif |
78589e07 | 1746 | pane_string = (NILP (pane_name) |
d5db4077 | 1747 | ? "" : (char *) SDATA (pane_name)); |
101bb4a5 | 1748 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1749 | under the top-level menu. */ |
1750 | if (menu_items_n_panes == 1) | |
1751 | pane_string = ""; | |
1752 | ||
1753 | /* If the pane has a meaningful name, | |
1754 | make the pane a top-level menu item | |
1755 | with its items as a submenu beneath it. */ | |
78c8278d | 1756 | if (!keymaps && strcmp (pane_string, "")) |
78589e07 | 1757 | { |
f7fab165 | 1758 | wv = xmalloc_widget_value (); |
78589e07 RS |
1759 | if (save_wv) |
1760 | save_wv->next = wv; | |
1761 | else | |
1762 | first_wv->contents = wv; | |
1763 | wv->name = pane_string; | |
1764 | if (keymaps && !NILP (prefix)) | |
1765 | wv->name++; | |
1766 | wv->value = 0; | |
1767 | wv->enabled = 1; | |
3427a3db | 1768 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1769 | wv->help = Qnil; |
78c8278d RS |
1770 | save_wv = wv; |
1771 | prev_wv = 0; | |
78589e07 | 1772 | } |
78c8278d RS |
1773 | else if (first_pane) |
1774 | { | |
1775 | save_wv = wv; | |
1776 | prev_wv = 0; | |
1777 | } | |
1778 | first_pane = 0; | |
78589e07 RS |
1779 | i += MENU_ITEMS_PANE_LENGTH; |
1780 | } | |
1781 | else | |
1782 | { | |
1783 | /* Create a new item within current pane. */ | |
9cd50434 | 1784 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1785 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1786 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1787 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1788 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1789 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1790 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1791 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1792 | |
703dc2a8 | 1793 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1794 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1795 | { |
646f98ec | 1796 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1797 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1798 | } |
177c0ea7 | 1799 | |
3427a3db | 1800 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1801 | { |
646f98ec | 1802 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1803 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1804 | } |
1805 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1806 | |
f7fab165 | 1807 | wv = xmalloc_widget_value (); |
177c0ea7 | 1808 | if (prev_wv) |
78589e07 | 1809 | prev_wv->next = wv; |
177c0ea7 | 1810 | else |
78589e07 | 1811 | save_wv->contents = wv; |
d5db4077 | 1812 | wv->name = (char *) SDATA (item_name); |
78589e07 | 1813 | if (!NILP (descrip)) |
d5db4077 | 1814 | wv->key = (char *) SDATA (descrip); |
78589e07 | 1815 | wv->value = 0; |
a352a815 RS |
1816 | /* If this item has a null value, |
1817 | make the call_data null so that it won't display a box | |
1818 | when the mouse is on it. */ | |
1819 | wv->call_data | |
1820 | = (!NILP (def) ? (void *) &XVECTOR (menu_items)->contents[i] : 0); | |
78589e07 | 1821 | wv->enabled = !NILP (enable); |
3427a3db GM |
1822 | |
1823 | if (NILP (type)) | |
1824 | wv->button_type = BUTTON_TYPE_NONE; | |
1825 | else if (EQ (type, QCtoggle)) | |
1826 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1827 | else if (EQ (type, QCradio)) | |
1828 | wv->button_type = BUTTON_TYPE_RADIO; | |
1829 | else | |
1830 | abort (); | |
1831 | ||
1832 | wv->selected = !NILP (selected); | |
cc45fb40 | 1833 | |
0b1f4572 RS |
1834 | if (! STRINGP (help)) |
1835 | help = Qnil; | |
1836 | ||
1837 | wv->help = help; | |
cc45fb40 | 1838 | |
78589e07 RS |
1839 | prev_wv = wv; |
1840 | ||
1841 | i += MENU_ITEMS_ITEM_LENGTH; | |
1842 | } | |
1843 | } | |
1844 | ||
c98fcf4b | 1845 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1846 | if (!NILP (title)) |
1847 | { | |
f7fab165 RS |
1848 | widget_value *wv_title = xmalloc_widget_value (); |
1849 | widget_value *wv_sep1 = xmalloc_widget_value (); | |
1850 | widget_value *wv_sep2 = xmalloc_widget_value (); | |
4dedbfe0 PR |
1851 | |
1852 | wv_sep2->name = "--"; | |
1853 | wv_sep2->next = first_wv->contents; | |
27ad7b52 | 1854 | wv_sep2->help = Qnil; |
4dedbfe0 PR |
1855 | |
1856 | wv_sep1->name = "--"; | |
1857 | wv_sep1->next = wv_sep2; | |
27ad7b52 | 1858 | wv_sep1->help = Qnil; |
4dedbfe0 | 1859 | |
703dc2a8 KH |
1860 | #ifndef HAVE_MULTILINGUAL_MENU |
1861 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1862 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1863 | #endif |
177c0ea7 | 1864 | |
d5db4077 | 1865 | wv_title->name = (char *) SDATA (title); |
cc45fb40 | 1866 | wv_title->enabled = TRUE; |
3427a3db | 1867 | wv_title->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1868 | wv_title->help = Qnil; |
a9d8395f | 1869 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1870 | first_wv->contents = wv_title; |
1871 | } | |
1872 | ||
78589e07 RS |
1873 | /* No selection has been chosen yet. */ |
1874 | menu_item_selection = 0; | |
1875 | ||
488dd4c4 | 1876 | /* Actually create and show the menu until popped down. */ |
a20903d0 | 1877 | create_and_show_popup_menu (f, first_wv, x, y, for_click, timestamp); |
18686d47 | 1878 | |
488dd4c4 JD |
1879 | /* Free the widget_value objects we used to specify the contents. */ |
1880 | free_menubar_widget_value_tree (first_wv); | |
18686d47 | 1881 | |
78589e07 RS |
1882 | /* Find the selected item, and its pane, to return |
1883 | the proper value. */ | |
1884 | if (menu_item_selection != 0) | |
1885 | { | |
c63f6952 | 1886 | Lisp_Object prefix, entry; |
78589e07 | 1887 | |
6bbd7a29 | 1888 | prefix = entry = Qnil; |
78589e07 RS |
1889 | i = 0; |
1890 | while (i < menu_items_used) | |
1891 | { | |
101bb4a5 RS |
1892 | if (EQ (XVECTOR (menu_items)->contents[i], Qnil)) |
1893 | { | |
1894 | subprefix_stack[submenu_depth++] = prefix; | |
1895 | prefix = entry; | |
1896 | i++; | |
1897 | } | |
1898 | else if (EQ (XVECTOR (menu_items)->contents[i], Qlambda)) | |
1899 | { | |
1900 | prefix = subprefix_stack[--submenu_depth]; | |
1901 | i++; | |
1902 | } | |
1903 | else if (EQ (XVECTOR (menu_items)->contents[i], Qt)) | |
78589e07 RS |
1904 | { |
1905 | prefix | |
1906 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
1907 | i += MENU_ITEMS_PANE_LENGTH; | |
1908 | } | |
d31d42cc RS |
1909 | /* Ignore a nil in the item list. |
1910 | It's meaningful only for dialog boxes. */ | |
1911 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
1912 | i += 1; | |
78589e07 RS |
1913 | else |
1914 | { | |
1915 | entry | |
1916 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
1917 | if (menu_item_selection == &XVECTOR (menu_items)->contents[i]) | |
1918 | { | |
1919 | if (keymaps != 0) | |
1920 | { | |
101bb4a5 RS |
1921 | int j; |
1922 | ||
78589e07 RS |
1923 | entry = Fcons (entry, Qnil); |
1924 | if (!NILP (prefix)) | |
1925 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1926 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1927 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1928 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 RS |
1929 | } |
1930 | return entry; | |
1931 | } | |
1932 | i += MENU_ITEMS_ITEM_LENGTH; | |
1933 | } | |
1934 | } | |
1935 | } | |
be6ed24a RS |
1936 | else if (!for_click) |
1937 | /* Make "Cancel" equivalent to C-g. */ | |
1938 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
1939 | |
1940 | return Qnil; | |
18686d47 | 1941 | } |
4dedbfe0 | 1942 | \f |
488dd4c4 JD |
1943 | #ifdef USE_GTK |
1944 | static void | |
971de7fb | 1945 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1946 | { |
1947 | /* The EMACS_INT cast avoids a warning. There's no problem | |
1948 | as long as pointers have enough bits to hold small integers. */ | |
1949 | if ((int) (EMACS_INT) client_data != -1) | |
1950 | menu_item_selection = (Lisp_Object *) client_data; | |
1951 | ||
1952 | popup_activated_flag = 0; | |
1953 | } | |
1954 | ||
1955 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1956 | dialog pops down. | |
1957 | menu_item_selection will be set to the selection. */ | |
1958 | static void | |
971de7fb | 1959 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1960 | { |
1961 | GtkWidget *menu; | |
1962 | ||
62af879c KL |
1963 | if (! FRAME_X_P (f)) |
1964 | abort (); | |
1965 | ||
488dd4c4 JD |
1966 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1967 | G_CALLBACK (dialog_selection_callback), | |
1968 | G_CALLBACK (popup_deactivate_callback), | |
1969 | 0); | |
1970 | ||
1971 | if (menu) | |
1972 | { | |
af89e871 | 1973 | int specpdl_count = SPECPDL_INDEX (); |
a130b901 | 1974 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1975 | |
488dd4c4 JD |
1976 | /* Display the menu. */ |
1977 | gtk_widget_show_all (menu); | |
1978 | ||
1979 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1980 | popup_widget_loop (1, menu); |
177c0ea7 | 1981 | |
af89e871 | 1982 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1983 | } |
1984 | } | |
1985 | ||
1986 | #else /* not USE_GTK */ | |
4dedbfe0 PR |
1987 | static void |
1988 | dialog_selection_callback (widget, id, client_data) | |
1989 | Widget widget; | |
1990 | LWLIB_ID id; | |
1991 | XtPointer client_data; | |
1992 | { | |
01d5e892 RS |
1993 | /* The EMACS_INT cast avoids a warning. There's no problem |
1994 | as long as pointers have enough bits to hold small integers. */ | |
1995 | if ((int) (EMACS_INT) client_data != -1) | |
4dedbfe0 | 1996 | menu_item_selection = (Lisp_Object *) client_data; |
488dd4c4 | 1997 | |
4dedbfe0 PR |
1998 | BLOCK_INPUT; |
1999 | lw_destroy_all_widgets (id); | |
2000 | UNBLOCK_INPUT; | |
9572375b | 2001 | popup_activated_flag = 0; |
4dedbfe0 | 2002 | } |
18686d47 | 2003 | |
488dd4c4 | 2004 | |
488dd4c4 JD |
2005 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
2006 | dialog pops down. | |
2007 | menu_item_selection will be set to the selection. */ | |
2008 | static void | |
2009 | create_and_show_dialog (f, first_wv) | |
2010 | FRAME_PTR f; | |
2011 | widget_value *first_wv; | |
2012 | { | |
2013 | LWLIB_ID dialog_id; | |
2014 | ||
62af879c KL |
2015 | if (!FRAME_X_P (f)) |
2016 | abort(); | |
2017 | ||
488dd4c4 | 2018 | dialog_id = widget_id_tick++; |
1ecb2d3f JD |
2019 | #ifdef HAVE_XFT |
2020 | apply_systemfont_to_dialog (f->output_data.x->widget); | |
2021 | #endif | |
488dd4c4 JD |
2022 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
2023 | f->output_data.x->widget, 1, 0, | |
2024 | dialog_selection_callback, 0, 0); | |
2025 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
2026 | /* Display the dialog box. */ |
2027 | lw_pop_up_all_widgets (dialog_id); | |
2028 | popup_activated_flag = 1; | |
98a20c65 | 2029 | x_activate_timeout_atimer (); |
488dd4c4 JD |
2030 | |
2031 | /* Process events that apply to the dialog box. | |
2032 | Also handle timers. */ | |
2033 | { | |
2034 | int count = SPECPDL_INDEX (); | |
2035 | int fact = 4 * sizeof (LWLIB_ID); | |
177c0ea7 | 2036 | |
488dd4c4 | 2037 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 2038 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
2039 | Fcons (make_number (dialog_id >> (fact)), |
2040 | make_number (dialog_id & ~(-1 << (fact))))); | |
2041 | ||
df470e3b | 2042 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), |
95bdef2e | 2043 | dialog_id, 1); |
488dd4c4 JD |
2044 | |
2045 | unbind_to (count, Qnil); | |
2046 | } | |
2047 | } | |
2048 | ||
2049 | #endif /* not USE_GTK */ | |
2050 | ||
165e1749 FP |
2051 | static char * button_names [] = { |
2052 | "button1", "button2", "button3", "button4", "button5", | |
2053 | "button6", "button7", "button8", "button9", "button10" }; | |
2054 | ||
2055 | static Lisp_Object | |
971de7fb | 2056 | xdialog_show (FRAME_PTR f, int keymaps, Lisp_Object title, Lisp_Object header, char **error_name) |
165e1749 FP |
2057 | { |
2058 | int i, nb_buttons=0; | |
80670155 | 2059 | char dialog_name[6]; |
165e1749 | 2060 | |
faa935b6 | 2061 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 2062 | |
fcaa7665 RS |
2063 | /* Number of elements seen so far, before boundary. */ |
2064 | int left_count = 0; | |
2065 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
2066 | int boundary_seen = 0; | |
2067 | ||
62af879c KL |
2068 | if (! FRAME_X_P (f)) |
2069 | abort (); | |
2070 | ||
6a040d6a | 2071 | *error_name = NULL; |
165e1749 | 2072 | |
80670155 RS |
2073 | if (menu_items_n_panes > 1) |
2074 | { | |
6a040d6a | 2075 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
2076 | return Qnil; |
2077 | } | |
2078 | ||
165e1749 FP |
2079 | /* Create a tree of widget_value objects |
2080 | representing the text label and buttons. */ | |
2081 | { | |
2082 | Lisp_Object pane_name, prefix; | |
2083 | char *pane_string; | |
2084 | pane_name = XVECTOR (menu_items)->contents[MENU_ITEMS_PANE_NAME]; | |
2085 | prefix = XVECTOR (menu_items)->contents[MENU_ITEMS_PANE_PREFIX]; | |
2086 | pane_string = (NILP (pane_name) | |
177c0ea7 | 2087 | ? "" : (char *) SDATA (pane_name)); |
f7fab165 | 2088 | prev_wv = xmalloc_widget_value (); |
165e1749 FP |
2089 | prev_wv->value = pane_string; |
2090 | if (keymaps && !NILP (prefix)) | |
2091 | prev_wv->name++; | |
2092 | prev_wv->enabled = 1; | |
2093 | prev_wv->name = "message"; | |
27ad7b52 | 2094 | prev_wv->help = Qnil; |
165e1749 | 2095 | first_wv = prev_wv; |
177c0ea7 | 2096 | |
165e1749 FP |
2097 | /* Loop over all panes and items, filling in the tree. */ |
2098 | i = MENU_ITEMS_PANE_LENGTH; | |
2099 | while (i < menu_items_used) | |
2100 | { | |
177c0ea7 | 2101 | |
165e1749 FP |
2102 | /* Create a new item within current pane. */ |
2103 | Lisp_Object item_name, enable, descrip; | |
2104 | item_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_NAME]; | |
2105 | enable = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_ENABLE]; | |
2106 | descrip | |
2107 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_EQUIV_KEY]; | |
177c0ea7 | 2108 | |
80670155 RS |
2109 | if (NILP (item_name)) |
2110 | { | |
2111 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2112 | *error_name = "Submenu in dialog items"; |
80670155 RS |
2113 | return Qnil; |
2114 | } | |
fcaa7665 RS |
2115 | if (EQ (item_name, Qquote)) |
2116 | { | |
2117 | /* This is the boundary between left-side elts | |
2118 | and right-side elts. Stop incrementing right_count. */ | |
2119 | boundary_seen = 1; | |
2120 | i++; | |
2121 | continue; | |
2122 | } | |
86e71abf | 2123 | if (nb_buttons >= 9) |
80670155 RS |
2124 | { |
2125 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2126 | *error_name = "Too many dialog items"; |
80670155 RS |
2127 | return Qnil; |
2128 | } | |
2129 | ||
f7fab165 | 2130 | wv = xmalloc_widget_value (); |
165e1749 | 2131 | prev_wv->next = wv; |
80670155 | 2132 | wv->name = (char *) button_names[nb_buttons]; |
165e1749 | 2133 | if (!NILP (descrip)) |
d5db4077 KR |
2134 | wv->key = (char *) SDATA (descrip); |
2135 | wv->value = (char *) SDATA (item_name); | |
165e1749 FP |
2136 | wv->call_data = (void *) &XVECTOR (menu_items)->contents[i]; |
2137 | wv->enabled = !NILP (enable); | |
27ad7b52 | 2138 | wv->help = Qnil; |
165e1749 FP |
2139 | prev_wv = wv; |
2140 | ||
fcaa7665 RS |
2141 | if (! boundary_seen) |
2142 | left_count++; | |
2143 | ||
165e1749 FP |
2144 | nb_buttons++; |
2145 | i += MENU_ITEMS_ITEM_LENGTH; | |
2146 | } | |
2147 | ||
fcaa7665 RS |
2148 | /* If the boundary was not specified, |
2149 | by default put half on the left and half on the right. */ | |
2150 | if (! boundary_seen) | |
2151 | left_count = nb_buttons - nb_buttons / 2; | |
2152 | ||
f7fab165 | 2153 | wv = xmalloc_widget_value (); |
80670155 | 2154 | wv->name = dialog_name; |
27ad7b52 | 2155 | wv->help = Qnil; |
6a040d6a NR |
2156 | |
2157 | /* Frame title: 'Q' = Question, 'I' = Information. | |
2158 | Can also have 'E' = Error if, one day, we want | |
2159 | a popup for errors. */ | |
2160 | if (NILP(header)) | |
2161 | dialog_name[0] = 'Q'; | |
2162 | else | |
2163 | dialog_name[0] = 'I'; | |
2164 | ||
80670155 RS |
2165 | /* Dialog boxes use a really stupid name encoding |
2166 | which specifies how many buttons to use | |
6a040d6a | 2167 | and how many buttons are on the right. */ |
80670155 RS |
2168 | dialog_name[1] = '0' + nb_buttons; |
2169 | dialog_name[2] = 'B'; | |
2170 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
2171 | /* Number of buttons to put on the right. */ |
2172 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 2173 | dialog_name[5] = 0; |
165e1749 FP |
2174 | wv->contents = first_wv; |
2175 | first_wv = wv; | |
165e1749 FP |
2176 | } |
2177 | ||
165e1749 FP |
2178 | /* No selection has been chosen yet. */ |
2179 | menu_item_selection = 0; | |
2180 | ||
488dd4c4 JD |
2181 | /* Actually create and show the dialog. */ |
2182 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 2183 | |
488dd4c4 JD |
2184 | /* Free the widget_value objects we used to specify the contents. */ |
2185 | free_menubar_widget_value_tree (first_wv); | |
177c0ea7 | 2186 | |
488dd4c4 JD |
2187 | /* Find the selected item, and its pane, to return |
2188 | the proper value. */ | |
165e1749 FP |
2189 | if (menu_item_selection != 0) |
2190 | { | |
2191 | Lisp_Object prefix; | |
2192 | ||
2193 | prefix = Qnil; | |
2194 | i = 0; | |
2195 | while (i < menu_items_used) | |
2196 | { | |
2197 | Lisp_Object entry; | |
2198 | ||
2199 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) | |
2200 | { | |
2201 | prefix | |
2202 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2203 | i += MENU_ITEMS_PANE_LENGTH; | |
2204 | } | |
85996cfb GM |
2205 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) |
2206 | { | |
2207 | /* This is the boundary between left-side elts and | |
2208 | right-side elts. */ | |
2209 | ++i; | |
2210 | } | |
165e1749 FP |
2211 | else |
2212 | { | |
2213 | entry | |
2214 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
2215 | if (menu_item_selection == &XVECTOR (menu_items)->contents[i]) | |
2216 | { | |
2217 | if (keymaps != 0) | |
2218 | { | |
2219 | entry = Fcons (entry, Qnil); | |
2220 | if (!NILP (prefix)) | |
2221 | entry = Fcons (prefix, entry); | |
2222 | } | |
2223 | return entry; | |
2224 | } | |
2225 | i += MENU_ITEMS_ITEM_LENGTH; | |
2226 | } | |
2227 | } | |
2228 | } | |
9f6fcdc5 JD |
2229 | else |
2230 | /* Make "Cancel" equivalent to C-g. */ | |
2231 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
2232 | |
2233 | return Qnil; | |
2234 | } | |
ba461919 | 2235 | |
488dd4c4 | 2236 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 2237 | |
3e703b25 GM |
2238 | /* The frame of the last activated non-toolkit menu bar. |
2239 | Used to generate menu help events. */ | |
2240 | ||
2241 | static struct frame *menu_help_frame; | |
2242 | ||
2243 | ||
62145073 GM |
2244 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
2245 | ||
2246 | PANE is the pane number, and ITEM is the menu item number in | |
2247 | the menu (currently not used). | |
177c0ea7 | 2248 | |
62145073 GM |
2249 | This cannot be done with generating a HELP_EVENT because |
2250 | XMenuActivate contains a loop that doesn't let Emacs process | |
2251 | keyboard events. */ | |
3e703b25 GM |
2252 | |
2253 | static void | |
62145073 | 2254 | menu_help_callback (help_string, pane, item) |
3e703b25 | 2255 | char *help_string; |
62145073 | 2256 | int pane, item; |
3e703b25 | 2257 | { |
62145073 GM |
2258 | extern Lisp_Object Qmenu_item; |
2259 | Lisp_Object *first_item; | |
2260 | Lisp_Object pane_name; | |
2261 | Lisp_Object menu_object; | |
177c0ea7 | 2262 | |
62145073 GM |
2263 | first_item = XVECTOR (menu_items)->contents; |
2264 | if (EQ (first_item[0], Qt)) | |
2265 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
2266 | else if (EQ (first_item[0], Qquote)) | |
2267 | /* This shouldn't happen, see xmenu_show. */ | |
ce33e8eb | 2268 | pane_name = empty_unibyte_string; |
62145073 GM |
2269 | else |
2270 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 2271 | |
62145073 GM |
2272 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
2273 | menu_object = Fcons (Qmenu_item, | |
2274 | Fcons (pane_name, | |
2275 | Fcons (make_number (pane), Qnil))); | |
ba461919 | 2276 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
62145073 | 2277 | Qnil, menu_object, make_number (item), 1); |
3e703b25 | 2278 | } |
177c0ea7 | 2279 | |
af89e871 | 2280 | static Lisp_Object |
a130b901 JD |
2281 | pop_down_menu (arg) |
2282 | Lisp_Object arg; | |
af89e871 | 2283 | { |
a130b901 JD |
2284 | struct Lisp_Save_Value *p1 = XSAVE_VALUE (Fcar (arg)); |
2285 | struct Lisp_Save_Value *p2 = XSAVE_VALUE (Fcdr (arg)); | |
59cfb104 | 2286 | |
a130b901 JD |
2287 | FRAME_PTR f = p1->pointer; |
2288 | XMenu *menu = p2->pointer; | |
af89e871 JD |
2289 | |
2290 | BLOCK_INPUT; | |
af89e871 | 2291 | #ifndef MSDOS |
a130b901 JD |
2292 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
2293 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 2294 | #endif |
a130b901 | 2295 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2296 | |
2297 | #ifdef HAVE_X_WINDOWS | |
2298 | /* Assume the mouse has moved out of the X window. | |
2299 | If it has actually moved in, we will get an EnterNotify. */ | |
2300 | x_mouse_leave (FRAME_X_DISPLAY_INFO (f)); | |
2301 | ||
2302 | /* State that no mouse buttons are now held. | |
2303 | (The oldXMenu code doesn't track this info for us.) | |
2304 | That is not necessarily true, but the fiction leads to reasonable | |
2305 | results, and it is a pain to ask which are actually held now. */ | |
2306 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
2307 | ||
2308 | #endif /* HAVE_X_WINDOWS */ | |
2309 | ||
2310 | UNBLOCK_INPUT; | |
2311 | ||
2312 | return Qnil; | |
2313 | } | |
2314 | ||
3e703b25 | 2315 | |
1fb99a3a | 2316 | Lisp_Object |
a20903d0 | 2317 | xmenu_show (f, x, y, for_click, keymaps, title, error, timestamp) |
78589e07 RS |
2318 | FRAME_PTR f; |
2319 | int x, y; | |
9685a93f RS |
2320 | int for_click; |
2321 | int keymaps; | |
78589e07 RS |
2322 | Lisp_Object title; |
2323 | char **error; | |
a20903d0 | 2324 | EMACS_UINT timestamp; |
dcfdbac7 | 2325 | { |
177c0ea7 | 2326 | Window root; |
78589e07 RS |
2327 | XMenu *menu; |
2328 | int pane, selidx, lpane, status; | |
2329 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2330 | char *datap; |
2331 | int ulx, uly, width, height; | |
2332 | int dispwidth, dispheight; | |
453a4f1b | 2333 | int i, j, lines, maxlines; |
4e8d3549 | 2334 | int maxwidth; |
78589e07 RS |
2335 | int dummy_int; |
2336 | unsigned int dummy_uint; | |
af89e871 | 2337 | int specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2338 | |
a9e1244d | 2339 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
62af879c KL |
2340 | abort (); |
2341 | ||
07a675b7 | 2342 | *error = 0; |
78589e07 RS |
2343 | if (menu_items_n_panes == 0) |
2344 | return Qnil; | |
088831f6 | 2345 | |
742f715d KH |
2346 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2347 | { | |
2348 | *error = "Empty menu"; | |
2349 | return Qnil; | |
2350 | } | |
2351 | ||
78589e07 | 2352 | /* Figure out which root window F is on. */ |
92280f67 | 2353 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2354 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2355 | &dummy_uint, &dummy_uint); | |
18686d47 | 2356 | |
78589e07 | 2357 | /* Make the menu on that window. */ |
92280f67 | 2358 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2359 | if (menu == NULL) |
dcfdbac7 JB |
2360 | { |
2361 | *error = "Can't create menu"; | |
78589e07 | 2362 | return Qnil; |
dcfdbac7 | 2363 | } |
78589e07 | 2364 | |
d130d129 RS |
2365 | /* Don't GC while we prepare and show the menu, |
2366 | because we give the oldxmenu library pointers to the | |
2367 | contents of strings. */ | |
2368 | inhibit_garbage_collection (); | |
2369 | ||
87485d6f | 2370 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2371 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2372 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2373 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2374 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2375 | |
2376 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2377 | x += f->left_pos; |
2378 | y += f->top_pos; | |
177c0ea7 | 2379 | |
78589e07 | 2380 | /* Create all the necessary panes and their items. */ |
453a4f1b | 2381 | maxlines = lines = i = 0; |
78589e07 | 2382 | while (i < menu_items_used) |
dcfdbac7 | 2383 | { |
78589e07 | 2384 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
dcfdbac7 | 2385 | { |
78589e07 RS |
2386 | /* Create a new pane. */ |
2387 | Lisp_Object pane_name, prefix; | |
2388 | char *pane_string; | |
2389 | ||
453a4f1b JD |
2390 | maxlines = max (maxlines, lines); |
2391 | lines = 0; | |
78589e07 RS |
2392 | pane_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_NAME]; |
2393 | prefix = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2394 | pane_string = (NILP (pane_name) | |
d5db4077 | 2395 | ? "" : (char *) SDATA (pane_name)); |
78589e07 RS |
2396 | if (keymaps && !NILP (prefix)) |
2397 | pane_string++; | |
2398 | ||
92280f67 | 2399 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2400 | if (lpane == XM_FAILURE) |
2401 | { | |
92280f67 | 2402 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
78589e07 RS |
2403 | *error = "Can't create pane"; |
2404 | return Qnil; | |
2405 | } | |
2406 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2407 | |
2408 | /* Find the width of the widest item in this pane. */ | |
2409 | maxwidth = 0; | |
2410 | j = i; | |
2411 | while (j < menu_items_used) | |
2412 | { | |
2413 | Lisp_Object item; | |
2414 | item = XVECTOR (menu_items)->contents[j]; | |
2415 | if (EQ (item, Qt)) | |
2416 | break; | |
2417 | if (NILP (item)) | |
2418 | { | |
2419 | j++; | |
2420 | continue; | |
2421 | } | |
d5db4077 | 2422 | width = SBYTES (item); |
4e8d3549 RS |
2423 | if (width > maxwidth) |
2424 | maxwidth = width; | |
2425 | ||
2426 | j += MENU_ITEMS_ITEM_LENGTH; | |
2427 | } | |
dcfdbac7 | 2428 | } |
fcaa7665 RS |
2429 | /* Ignore a nil in the item list. |
2430 | It's meaningful only for dialog boxes. */ | |
2431 | else if (EQ (XVECTOR (menu_items)->contents[i], Qquote)) | |
2432 | i += 1; | |
78589e07 | 2433 | else |
dcfdbac7 | 2434 | { |
78589e07 | 2435 | /* Create a new item within current pane. */ |
3e703b25 | 2436 | Lisp_Object item_name, enable, descrip, help; |
4e8d3549 | 2437 | unsigned char *item_data; |
3e703b25 | 2438 | char *help_string; |
78589e07 RS |
2439 | |
2440 | item_name = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_NAME]; | |
2441 | enable = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_ENABLE]; | |
2442 | descrip | |
2443 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_EQUIV_KEY]; | |
3e703b25 | 2444 | help = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_HELP]; |
d5db4077 | 2445 | help_string = STRINGP (help) ? SDATA (help) : NULL; |
177c0ea7 | 2446 | |
78589e07 | 2447 | if (!NILP (descrip)) |
4e8d3549 | 2448 | { |
d5db4077 | 2449 | int gap = maxwidth - SBYTES (item_name); |
4e8d3549 RS |
2450 | /* if alloca is fast, use that to make the space, |
2451 | to reduce gc needs. */ | |
2452 | item_data | |
2453 | = (unsigned char *) alloca (maxwidth | |
d5db4077 KR |
2454 | + SBYTES (descrip) + 1); |
2455 | bcopy (SDATA (item_name), item_data, | |
2456 | SBYTES (item_name)); | |
2457 | for (j = SCHARS (item_name); j < maxwidth; j++) | |
4e8d3549 | 2458 | item_data[j] = ' '; |
d5db4077 KR |
2459 | bcopy (SDATA (descrip), item_data + j, |
2460 | SBYTES (descrip)); | |
2461 | item_data[j + SBYTES (descrip)] = 0; | |
4e8d3549 RS |
2462 | } |
2463 | else | |
d5db4077 | 2464 | item_data = SDATA (item_name); |
78589e07 | 2465 | |
92280f67 RS |
2466 | if (XMenuAddSelection (FRAME_X_DISPLAY (f), |
2467 | menu, lpane, 0, item_data, | |
3e703b25 | 2468 | !NILP (enable), help_string) |
dcfdbac7 JB |
2469 | == XM_FAILURE) |
2470 | { | |
92280f67 | 2471 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
dcfdbac7 | 2472 | *error = "Can't add selection to menu"; |
78589e07 | 2473 | return Qnil; |
dcfdbac7 | 2474 | } |
78589e07 | 2475 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2476 | lines++; |
dcfdbac7 JB |
2477 | } |
2478 | } | |
4e8d3549 | 2479 | |
453a4f1b JD |
2480 | maxlines = max (maxlines, lines); |
2481 | ||
78589e07 | 2482 | /* All set and ready to fly. */ |
92280f67 | 2483 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2484 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2485 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2486 | x = min (x, dispwidth); |
2487 | y = min (y, dispheight); | |
2488 | x = max (x, 1); | |
2489 | y = max (y, 1); | |
92280f67 | 2490 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2491 | &ulx, &uly, &width, &height); |
2492 | if (ulx+width > dispwidth) | |
2493 | { | |
78589e07 | 2494 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2495 | ulx = dispwidth - width; |
2496 | } | |
2497 | if (uly+height > dispheight) | |
2498 | { | |
78589e07 | 2499 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2500 | uly = dispheight - height; |
2501 | } | |
2de7397f EZ |
2502 | #ifndef HAVE_X_WINDOWS |
2503 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2504 | { | |
2505 | /* Move the menu away of the echo area, to avoid overwriting the | |
2506 | menu with help echo messages or vice versa. */ | |
2507 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2508 | { | |
2509 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2510 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2511 | } | |
2512 | else | |
2513 | { | |
2514 | y--; | |
2515 | uly--; | |
2516 | } | |
2517 | } | |
2518 | #endif | |
78589e07 RS |
2519 | if (ulx < 0) x -= ulx; |
2520 | if (uly < 0) y -= uly; | |
121e4555 | 2521 | |
453a4f1b JD |
2522 | if (! for_click) |
2523 | { | |
2524 | /* If position was not given by a mouse click, adjust so upper left | |
2525 | corner of the menu as a whole ends up at given coordinates. This | |
2526 | is what x-popup-menu says in its documentation. */ | |
2527 | x += width/2; | |
2528 | y += 1.5*height/(maxlines+2); | |
2529 | } | |
2530 | ||
121e4555 | 2531 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2532 | XMenuSetFreeze (menu, TRUE); |
2533 | pane = selidx = 0; | |
3e703b25 | 2534 | |
c3438661 JD |
2535 | #ifndef MSDOS |
2536 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2537 | #endif | |
59cfb104 | 2538 | |
a130b901 JD |
2539 | record_unwind_protect (pop_down_menu, |
2540 | Fcons (make_save_value (f, 0), | |
2541 | make_save_value (menu, 0))); | |
c3438661 | 2542 | |
3e703b25 GM |
2543 | /* Help display under X won't work because XMenuActivate contains |
2544 | a loop that doesn't give Emacs a chance to process it. */ | |
2545 | menu_help_frame = f; | |
92280f67 | 2546 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2547 | x, y, ButtonReleaseMask, &datap, |
2548 | menu_help_callback); | |
a352a815 | 2549 | |
dcfdbac7 JB |
2550 | switch (status) |
2551 | { | |
2552 | case XM_SUCCESS: | |
2553 | #ifdef XDEBUG | |
2554 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2555 | #endif | |
fa6d54d9 | 2556 | |
78589e07 RS |
2557 | /* Find the item number SELIDX in pane number PANE. */ |
2558 | i = 0; | |
2559 | while (i < menu_items_used) | |
fa6d54d9 | 2560 | { |
78589e07 | 2561 | if (EQ (XVECTOR (menu_items)->contents[i], Qt)) |
088831f6 | 2562 | { |
78589e07 RS |
2563 | if (pane == 0) |
2564 | pane_prefix | |
2565 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_PANE_PREFIX]; | |
2566 | pane--; | |
2567 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2568 | } |
78589e07 | 2569 | else |
ab6ee1a0 | 2570 | { |
78589e07 | 2571 | if (pane == -1) |
ab6ee1a0 | 2572 | { |
78589e07 | 2573 | if (selidx == 0) |
ab6ee1a0 | 2574 | { |
78589e07 RS |
2575 | entry |
2576 | = XVECTOR (menu_items)->contents[i + MENU_ITEMS_ITEM_VALUE]; | |
2577 | if (keymaps != 0) | |
ab6ee1a0 | 2578 | { |
78589e07 RS |
2579 | entry = Fcons (entry, Qnil); |
2580 | if (!NILP (pane_prefix)) | |
2581 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2582 | } |
78589e07 | 2583 | break; |
ab6ee1a0 | 2584 | } |
78589e07 | 2585 | selidx--; |
ab6ee1a0 | 2586 | } |
78589e07 | 2587 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2588 | } |
2589 | } | |
78589e07 | 2590 | break; |
dcfdbac7 | 2591 | |
78589e07 | 2592 | case XM_FAILURE: |
78589e07 RS |
2593 | *error = "Can't activate menu"; |
2594 | case XM_IA_SELECT: | |
9f6fcdc5 JD |
2595 | entry = Qnil; |
2596 | break; | |
78589e07 | 2597 | case XM_NO_SELECT: |
be6ed24a RS |
2598 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2599 | the menu was invoked with a mouse event as POSITION). */ | |
9f6fcdc5 JD |
2600 | if (! for_click) |
2601 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
2602 | entry = Qnil; |
2603 | break; | |
dcfdbac7 | 2604 | } |
a5285df3 | 2605 | |
af89e871 | 2606 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2607 | |
78589e07 | 2608 | return entry; |
dcfdbac7 | 2609 | } |
4dedbfe0 | 2610 | |
78589e07 | 2611 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c RS |
2612 | |
2613 | #endif /* HAVE_MENUS */ | |
e3135734 | 2614 | |
b79b8a1c CY |
2615 | /* Detect if a dialog or menu has been posted. */ |
2616 | ||
2617 | int | |
971de7fb | 2618 | popup_activated (void) |
b79b8a1c CY |
2619 | { |
2620 | return popup_activated_flag; | |
2621 | } | |
e3135734 CY |
2622 | |
2623 | /* The following is used by delayed window autoselection. */ | |
2624 | ||
2625 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2626 | doc: /* Return t if a menu or popup dialog is active. */) | |
2627 | () | |
2628 | { | |
2629 | #ifdef HAVE_MENUS | |
2630 | return (popup_activated ()) ? Qt : Qnil; | |
2631 | #else | |
2632 | return Qnil; | |
2633 | #endif /* HAVE_MENUS */ | |
2634 | } | |
088831f6 | 2635 | \f |
dfcf069d | 2636 | void |
971de7fb | 2637 | syms_of_xmenu (void) |
dcfdbac7 | 2638 | { |
d67b4f80 | 2639 | Qdebug_on_next_call = intern_c_string ("debug-on-next-call"); |
0314aacb RS |
2640 | staticpro (&Qdebug_on_next_call); |
2641 | ||
8ed87156 | 2642 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2643 | widget_id_tick = (1<<16); |
88766961 | 2644 | next_menubar_widget_id = 1; |
8ed87156 RS |
2645 | #endif |
2646 | ||
508fb067 | 2647 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2648 | |
2649 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2650 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2651 | Ffset (intern_c_string ("accelerate-menu"), |
2652 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe JD |
2653 | #endif |
2654 | ||
1e659e4c | 2655 | #ifdef HAVE_MENUS |
165e1749 | 2656 | defsubr (&Sx_popup_dialog); |
1e659e4c | 2657 | #endif |
dcfdbac7 | 2658 | } |
6b61353c KH |
2659 | |
2660 | /* arch-tag: 92ea573c-398e-496e-ac73-2436f7d63242 | |
2661 | (do not change this comment) */ |