Commit | Line | Data |
---|---|---|
dcfdbac7 | 1 | /* X Communication module for terminals which understand the X protocol. |
95df8112 | 2 | |
ba318903 | 3 | Copyright (C) 1986, 1988, 1993-1994, 1996, 1999-2014 Free Software |
ab422c4d | 4 | Foundation, Inc. |
dcfdbac7 JB |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
9ec0b715 | 8 | GNU Emacs is free software: you can redistribute it and/or modify |
dcfdbac7 | 9 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. | |
dcfdbac7 JB |
12 | |
13 | GNU Emacs is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 19 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
dcfdbac7 | 20 | |
c9e60620 | 21 | /* X pop-up deck-of-cards menu facility for GNU Emacs. |
dcfdbac7 JB |
22 | * |
23 | * Written by Jon Arnold and Roman Budzianowski | |
24 | * Mods and rewrite by Robert Krawitz | |
25 | * | |
26 | */ | |
27 | ||
18686d47 RS |
28 | /* Modified by Fred Pierresteguy on December 93 |
29 | to make the popup menus and menubar use the Xt. */ | |
30 | ||
78589e07 RS |
31 | /* Rewritten for clarity and GC protection by rms in Feb 94. */ |
32 | ||
68c45bf0 PE |
33 | #include <config.h> |
34 | ||
565620a5 | 35 | #include <stdio.h> |
7ee72033 | 36 | |
dcfdbac7 | 37 | #include "lisp.h" |
02067692 | 38 | #include "keyboard.h" |
5ee707b8 | 39 | #include "keymap.h" |
7708e9bd | 40 | #include "frame.h" |
428a555e | 41 | #include "termhooks.h" |
dcfdbac7 | 42 | #include "window.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
e5560ff7 | 44 | #include "character.h" |
88766961 | 45 | #include "buffer.h" |
cc45fb40 SM |
46 | #include "charset.h" |
47 | #include "coding.h" | |
c3438661 | 48 | #include "sysselect.h" |
dcfdbac7 | 49 | |
eeee3112 RS |
50 | #ifdef MSDOS |
51 | #include "msdos.h" | |
52 | #endif | |
53 | ||
87485d6f | 54 | #ifdef HAVE_X_WINDOWS |
dcfdbac7 JB |
55 | /* This may include sys/types.h, and that somehow loses |
56 | if this is not done before the other system files. */ | |
57 | #include "xterm.h" | |
87485d6f | 58 | #endif |
dcfdbac7 JB |
59 | |
60 | /* Load sys/types.h if not already loaded. | |
61 | In some systems loading it twice is suicidal. */ | |
62 | #ifndef makedev | |
63 | #include <sys/types.h> | |
64 | #endif | |
65 | ||
66 | #include "dispextern.h" | |
67 | ||
87485d6f | 68 | #ifdef HAVE_X_WINDOWS |
646f98ec DL |
69 | /* Defining HAVE_MULTILINGUAL_MENU would mean that the toolkit menu |
70 | code accepts the Emacs internal encoding. */ | |
703dc2a8 | 71 | #undef HAVE_MULTILINGUAL_MENU |
18686d47 | 72 | #ifdef USE_X_TOOLKIT |
991786dd | 73 | #include "widget.h" |
18686d47 RS |
74 | #include <X11/Xlib.h> |
75 | #include <X11/IntrinsicP.h> | |
76 | #include <X11/CoreP.h> | |
77 | #include <X11/StringDefs.h> | |
60f312e2 | 78 | #include <X11/Shell.h> |
5ee80bd3 | 79 | #ifdef USE_LUCID |
99852628 JD |
80 | #include "xsettings.h" |
81 | #include "../lwlib/xlwmenu.h" | |
5262c5c7 CY |
82 | #ifdef HAVE_XAW3D |
83 | #include <X11/Xaw3d/Paned.h> | |
84 | #else /* !HAVE_XAW3D */ | |
1d1c1567 | 85 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 86 | #endif /* HAVE_XAW3D */ |
5ee80bd3 | 87 | #endif /* USE_LUCID */ |
c865c575 | 88 | #ifdef USE_MOTIF |
dee186b6 | 89 | #include "../lwlib/lwlib.h" |
c865c575 | 90 | #endif |
a352a815 | 91 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 92 | #ifndef USE_GTK |
a352a815 | 93 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 94 | #endif |
a352a815 RS |
95 | #endif /* not USE_X_TOOLKIT */ |
96 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 97 | |
e7c9048f AS |
98 | #ifdef USE_GTK |
99 | #include "gtkutil.h" | |
93d5ca1f JD |
100 | #ifdef HAVE_GTK3 |
101 | #include "xgselect.h" | |
102 | #endif | |
e7c9048f AS |
103 | #endif |
104 | ||
105 | #include "menu.h" | |
106 | ||
dcfdbac7 JB |
107 | #ifndef TRUE |
108 | #define TRUE 1 | |
78589e07 | 109 | #endif /* no TRUE */ |
dcfdbac7 | 110 | |
955cbe7b | 111 | static Lisp_Object Qdebug_on_next_call; |
0314aacb | 112 | |
04bab72c | 113 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
a10c8269 | 114 | static Lisp_Object xdialog_show (struct frame *, bool, Lisp_Object, Lisp_Object, |
42ca4633 | 115 | const char **); |
3427a3db | 116 | #endif |
78589e07 | 117 | \f |
4dedbfe0 | 118 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 119 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 120 | static int popup_activated_flag; |
4dedbfe0 | 121 | |
bd3a4da2 | 122 | \f |
88766961 | 123 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 124 | |
281585b0 PE |
125 | static int next_menubar_widget_id; |
126 | ||
7556890b | 127 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 128 | |
88766961 | 129 | static struct frame * |
ebd15611 | 130 | menubar_id_to_frame (LWLIB_ID id) |
88766961 RS |
131 | { |
132 | Lisp_Object tail, frame; | |
a10c8269 | 133 | struct frame *f; |
bd3a4da2 | 134 | |
5b04e9f9 | 135 | FOR_EACH_FRAME (tail, frame) |
bd3a4da2 | 136 | { |
88766961 | 137 | f = XFRAME (frame); |
2d764c78 | 138 | if (!FRAME_WINDOW_P (f)) |
88766961 | 139 | continue; |
7556890b | 140 | if (f->output_data.x->id == id) |
88766961 | 141 | return f; |
bd3a4da2 | 142 | } |
88766961 | 143 | return 0; |
bd3a4da2 | 144 | } |
88766961 RS |
145 | |
146 | #endif | |
4dedbfe0 | 147 | \f |
a894238b JD |
148 | #ifdef HAVE_X_WINDOWS |
149 | /* Return the mouse position in *X and *Y. The coordinates are window | |
150 | relative for the edit window in frame F. | |
151 | This is for Fx_popup_menu. The mouse_position_hook can not | |
152 | be used for X, as it returns window relative coordinates | |
153 | for the window where the mouse is in. This could be the menu bar, | |
154 | the scroll bar or the edit window. Fx_popup_menu needs to be | |
155 | sure it is the edit window. */ | |
ef7417fd | 156 | void |
a10c8269 | 157 | mouse_position_for_popup (struct frame *f, int *x, int *y) |
a894238b JD |
158 | { |
159 | Window root, dummy_window; | |
160 | int dummy; | |
161 | ||
65b02bb9 | 162 | eassert (FRAME_X_P (f)); |
62af879c | 163 | |
4d7e6e51 | 164 | block_input (); |
177c0ea7 | 165 | |
a894238b JD |
166 | XQueryPointer (FRAME_X_DISPLAY (f), |
167 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
168 | ||
169 | /* The root window which contains the pointer. */ | |
170 | &root, | |
171 | ||
172 | /* Window pointer is on, not used */ | |
173 | &dummy_window, | |
174 | ||
175 | /* The position on that root window. */ | |
176 | x, y, | |
177 | ||
178 | /* x/y in dummy_window coordinates, not used. */ | |
179 | &dummy, &dummy, | |
180 | ||
181 | /* Modifier keys and pointer buttons, about which | |
182 | we don't care. */ | |
183 | (unsigned int *) &dummy); | |
184 | ||
4d7e6e51 | 185 | unblock_input (); |
a894238b JD |
186 | |
187 | /* xmenu_show expects window coordinates, not root window | |
188 | coordinates. Translate. */ | |
9882535b KS |
189 | *x -= f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
190 | *y -= f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
a894238b JD |
191 | } |
192 | ||
193 | #endif /* HAVE_X_WINDOWS */ | |
194 | ||
c3438661 JD |
195 | #ifndef MSDOS |
196 | ||
4475bec4 PE |
197 | #if defined USE_GTK || defined USE_MOTIF |
198 | ||
b3935289 JD |
199 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
200 | ||
201 | void | |
971de7fb | 202 | x_menu_set_in_use (int in_use) |
b3935289 JD |
203 | { |
204 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 205 | popup_activated_flag = in_use; |
73dba342 | 206 | #ifdef USE_X_TOOLKIT |
98a20c65 CY |
207 | if (popup_activated_flag) |
208 | x_activate_timeout_atimer (); | |
73dba342 | 209 | #endif |
b3935289 JD |
210 | } |
211 | ||
4475bec4 PE |
212 | #endif |
213 | ||
c3438661 JD |
214 | /* Wait for an X event to arrive or for a timer to expire. */ |
215 | ||
6f37259d PE |
216 | #ifndef USE_MOTIF |
217 | static | |
218 | #endif | |
b3935289 | 219 | void |
c3438661 JD |
220 | x_menu_wait_for_event (void *data) |
221 | { | |
c3438661 JD |
222 | /* Another way to do this is to register a timer callback, that can be |
223 | done in GTK and Xt. But we have to do it like this when using only X | |
224 | anyway, and with callbacks we would have three variants for timer handling | |
225 | instead of the small ifdefs below. */ | |
226 | ||
227 | while ( | |
228 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 229 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
230 | #elif defined USE_GTK |
231 | ! gtk_events_pending () | |
232 | #else | |
7d652d97 | 233 | ! XPending (data) |
c3438661 JD |
234 | #endif |
235 | ) | |
236 | { | |
43aac990 | 237 | struct timespec next_time = timer_check (), *ntp; |
d486344e | 238 | fd_set read_fds; |
c3438661 JD |
239 | struct x_display_info *dpyinfo; |
240 | int n = 0; | |
241 | ||
242 | FD_ZERO (&read_fds); | |
243 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
244 | { | |
245 | int fd = ConnectionNumber (dpyinfo->display); | |
246 | FD_SET (fd, &read_fds); | |
247 | if (fd > n) n = fd; | |
11814156 | 248 | XFlush (dpyinfo->display); |
c3438661 JD |
249 | } |
250 | ||
43aac990 | 251 | if (! timespec_valid_p (next_time)) |
e90292a9 JD |
252 | ntp = 0; |
253 | else | |
254 | ntp = &next_time; | |
c3438661 | 255 | |
8f5f35cc | 256 | #if defined USE_GTK && defined HAVE_GTK3 |
63def6b6 CY |
257 | /* Gtk3 have arrows on menus when they don't fit. When the |
258 | pointer is over an arrow, a timeout scrolls it a bit. Use | |
259 | xg_select so that timeout gets triggered. */ | |
260 | xg_select (n + 1, &read_fds, NULL, NULL, ntp, NULL); | |
93d5ca1f | 261 | #else |
d35af63c | 262 | pselect (n + 1, &read_fds, NULL, NULL, ntp, NULL); |
93d5ca1f | 263 | #endif |
c3438661 JD |
264 | } |
265 | } | |
266 | #endif /* ! MSDOS */ | |
267 | ||
78589e07 | 268 | \f |
488dd4c4 | 269 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 270 | |
f1d1cd24 JD |
271 | #ifdef USE_X_TOOLKIT |
272 | ||
4dedbfe0 | 273 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 274 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
275 | and x-popup-dialog; it is not used for the menu bar. |
276 | ||
2e2b8e22 | 277 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 278 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 279 | |
f02cac82 | 280 | static void |
ebd15611 | 281 | popup_get_selection (XEvent *initial_event, struct x_display_info *dpyinfo, LWLIB_ID id, int do_timers) |
78589e07 | 282 | { |
4dedbfe0 | 283 | XEvent event; |
f02cac82 | 284 | |
8b806a85 JD |
285 | while (popup_activated_flag) |
286 | { | |
c0b0f54b | 287 | if (initial_event) |
8b806a85 JD |
288 | { |
289 | event = *initial_event; | |
290 | initial_event = 0; | |
291 | } | |
292 | else | |
c3438661 JD |
293 | { |
294 | if (do_timers) x_menu_wait_for_event (0); | |
295 | XtAppNextEvent (Xt_app_con, &event); | |
296 | } | |
78589e07 | 297 | |
10624005 | 298 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
299 | And make sure to deactivate for any ButtonRelease, |
300 | even if XtDispatchEvent doesn't do that. */ | |
301 | if (event.type == ButtonRelease | |
302 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
303 | { |
304 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 305 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
306 | Btn1Down seems the only way to convince Motif to |
307 | activate its callbacks; setting the XmNmenuPost | |
308 | isn't working. --marcus@sysc.pdx.edu. */ | |
309 | event.xbutton.button = 1; | |
310 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
311 | key is pressed and the button is released. So reset key state | |
312 | so Motif thinks this is the case. */ | |
313 | event.xbutton.state = 0; | |
c8b5aa3d | 314 | #endif |
10624005 | 315 | } |
33385c6f | 316 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 317 | else if (event.type == KeyPress |
10624005 | 318 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
319 | { |
320 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 321 | |
33385c6f JD |
322 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
323 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 324 | popup_activated_flag = 0; |
8b806a85 | 325 | } |
177c0ea7 | 326 | |
8b806a85 | 327 | x_dispatch_event (&event, event.xany.display); |
aa669def | 328 | } |
78589e07 RS |
329 | } |
330 | ||
12b6af5c | 331 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
332 | doc: /* Start key navigation of the menu bar in FRAME. |
333 | This initially opens the first menu bar item and you can then navigate with the | |
334 | arrow keys, select a menu entry with the return key or cancel with the | |
335 | escape key. If FRAME has no menu bar this function does nothing. | |
336 | ||
337 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 338 | (Lisp_Object frame) |
22badffe JD |
339 | { |
340 | XEvent ev; | |
a10c8269 | 341 | struct frame *f = decode_window_system_frame (frame); |
22badffe | 342 | Widget menubar; |
4d7e6e51 | 343 | block_input (); |
22badffe JD |
344 | |
345 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
346 | set_frame_menubar (f, 0, 1); | |
347 | ||
348 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
349 | if (menubar) | |
350 | { | |
351 | Window child; | |
d7e6881a | 352 | bool error_p = 0; |
22badffe JD |
353 | |
354 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
355 | memset (&ev, 0, sizeof ev); | |
356 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
357 | ev.xbutton.window = XtWindow (menubar); | |
aad3612f | 358 | ev.xbutton.root = FRAME_DISPLAY_INFO (f)->root_window; |
22badffe JD |
359 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); |
360 | ev.xbutton.button = Button1; | |
361 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
362 | ev.xbutton.same_screen = True; | |
363 | ||
364 | #ifdef USE_MOTIF | |
365 | { | |
366 | Arg al[2]; | |
367 | WidgetList list; | |
368 | Cardinal nr; | |
369 | XtSetArg (al[0], XtNchildren, &list); | |
370 | XtSetArg (al[1], XtNnumChildren, &nr); | |
371 | XtGetValues (menubar, al, 2); | |
372 | ev.xbutton.window = XtWindow (list[0]); | |
373 | } | |
374 | #endif | |
375 | ||
376 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
377 | /* From-window, to-window. */ | |
378 | ev.xbutton.window, ev.xbutton.root, | |
379 | ||
380 | /* From-position, to-position. */ | |
381 | ev.xbutton.x, ev.xbutton.y, | |
382 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
383 | ||
384 | /* Child of win. */ | |
385 | &child); | |
386 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
387 | x_uncatch_errors (); | |
388 | ||
389 | if (! error_p) | |
390 | { | |
391 | ev.type = ButtonPress; | |
392 | ev.xbutton.state = 0; | |
393 | ||
394 | XtDispatchEvent (&ev); | |
395 | ev.xbutton.type = ButtonRelease; | |
396 | ev.xbutton.state = Button1Mask; | |
397 | XtDispatchEvent (&ev); | |
398 | } | |
399 | } | |
400 | ||
4d7e6e51 | 401 | unblock_input (); |
57d671b4 AS |
402 | |
403 | return Qnil; | |
22badffe | 404 | } |
488dd4c4 JD |
405 | #endif /* USE_X_TOOLKIT */ |
406 | ||
22badffe | 407 | |
488dd4c4 | 408 | #ifdef USE_GTK |
12b6af5c | 409 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
410 | doc: /* Start key navigation of the menu bar in FRAME. |
411 | This initially opens the first menu bar item and you can then navigate with the | |
412 | arrow keys, select a menu entry with the return key or cancel with the | |
413 | escape key. If FRAME has no menu bar this function does nothing. | |
414 | ||
415 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 416 | (Lisp_Object frame) |
22badffe JD |
417 | { |
418 | GtkWidget *menubar; | |
a10c8269 | 419 | struct frame *f; |
718aeeb8 | 420 | |
4d7e6e51 | 421 | block_input (); |
7452b7bd | 422 | f = decode_window_system_frame (frame); |
22badffe JD |
423 | |
424 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
425 | set_frame_menubar (f, 0, 1); | |
426 | ||
427 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
428 | if (menubar) | |
429 | { | |
430 | /* Activate the first menu. */ | |
431 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
432 | ||
32d46135 JD |
433 | if (children) |
434 | { | |
435 | g_signal_emit_by_name (children->data, "activate_item"); | |
436 | popup_activated_flag = 1; | |
437 | g_list_free (children); | |
438 | } | |
22badffe | 439 | } |
4d7e6e51 | 440 | unblock_input (); |
22badffe JD |
441 | |
442 | return Qnil; | |
443 | } | |
444 | ||
488dd4c4 JD |
445 | /* Loop util popup_activated_flag is set to zero in a callback. |
446 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 447 | |
488dd4c4 | 448 | static void |
971de7fb | 449 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
450 | { |
451 | ++popup_activated_flag; | |
452 | ||
453 | /* Process events in the Gtk event loop until done. */ | |
454 | while (popup_activated_flag) | |
455 | { | |
c3438661 | 456 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
457 | gtk_main_iteration (); |
458 | } | |
459 | } | |
460 | #endif | |
461 | ||
88766961 RS |
462 | /* Activate the menu bar of frame F. |
463 | This is called from keyboard.c when it gets the | |
3b8f9651 | 464 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
465 | |
466 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 467 | that was saved in saved_menu_event. |
88766961 RS |
468 | That makes the toolkit do its thing. |
469 | ||
470 | But first we recompute the menu bar contents (the whole tree). | |
471 | ||
472 | The reason for saving the button event until here, instead of | |
473 | passing it to the toolkit right away, is that we can safely | |
474 | execute Lisp code. */ | |
177c0ea7 | 475 | |
dfcf069d | 476 | void |
a10c8269 | 477 | x_activate_menubar (struct frame *f) |
88766961 | 478 | { |
65b02bb9 | 479 | eassert (FRAME_X_P (f)); |
62af879c | 480 | |
ac78b144 | 481 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
482 | return; |
483 | ||
177c0ea7 | 484 | #ifdef USE_GTK |
6b61353c KH |
485 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
486 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
487 | return; |
488 | #endif | |
177c0ea7 | 489 | |
a9be6839 | 490 | set_frame_menubar (f, 0, 1); |
4d7e6e51 | 491 | block_input (); |
cf28cebc | 492 | popup_activated_flag = 1; |
488dd4c4 JD |
493 | #ifdef USE_GTK |
494 | XPutBackEvent (f->output_data.x->display_info->display, | |
495 | f->output_data.x->saved_menu_event); | |
488dd4c4 | 496 | #else |
86fad4ec | 497 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 498 | #endif |
4d7e6e51 | 499 | unblock_input (); |
177c0ea7 | 500 | |
88766961 | 501 | /* Ignore this if we get it a second time. */ |
ac78b144 | 502 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
503 | } |
504 | ||
4dedbfe0 PR |
505 | /* This callback is invoked when the user selects a menubar cascade |
506 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 507 | |
488dd4c4 | 508 | #ifndef USE_GTK |
78589e07 | 509 | static void |
ebd15611 | 510 | popup_activate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
78589e07 | 511 | { |
4dedbfe0 | 512 | popup_activated_flag = 1; |
98a20c65 | 513 | x_activate_timeout_atimer (); |
7555d825 | 514 | } |
488dd4c4 | 515 | #endif |
7555d825 GM |
516 | |
517 | /* This callback is invoked when a dialog or menu is finished being | |
518 | used and has been unposted. */ | |
519 | ||
488dd4c4 | 520 | static void |
5db81e33 SM |
521 | popup_deactivate_callback ( |
522 | #ifdef USE_GTK | |
523 | GtkWidget *widget, gpointer client_data | |
488dd4c4 | 524 | #else |
5db81e33 SM |
525 | Widget widget, LWLIB_ID id, XtPointer client_data |
526 | #endif | |
527 | ) | |
7555d825 | 528 | { |
7555d825 | 529 | popup_activated_flag = 0; |
78589e07 RS |
530 | } |
531 | ||
850df50b | 532 | |
488dd4c4 JD |
533 | /* Function that finds the frame for WIDGET and shows the HELP text |
534 | for that widget. | |
535 | F is the frame if known, or NULL if not known. */ | |
536 | static void | |
a10c8269 | 537 | show_help_event (struct frame *f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 538 | { |
488dd4c4 | 539 | Lisp_Object frame; |
850df50b | 540 | |
850df50b | 541 | if (f) |
9cd50434 GM |
542 | { |
543 | XSETFRAME (frame, f); | |
544 | kbd_buffer_store_help_event (frame, help); | |
545 | } | |
850df50b GM |
546 | else |
547 | { | |
6b61353c | 548 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 549 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 550 | widget. See which frame that is. */ |
488dd4c4 | 551 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
552 | Lisp_Object tail; |
553 | ||
8e50cc2d | 554 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
555 | { |
556 | frame = XCAR (tail); | |
8e50cc2d | 557 | if (FRAMEP (frame) |
850df50b GM |
558 | && (f = XFRAME (frame), |
559 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
560 | break; | |
561 | } | |
6b61353c | 562 | #endif |
f868cd8a | 563 | show_help_echo (help, Qnil, Qnil, Qnil); |
9cd50434 | 564 | } |
850df50b GM |
565 | } |
566 | ||
488dd4c4 JD |
567 | /* Callback called when menu items are highlighted/unhighlighted |
568 | while moving the mouse over them. WIDGET is the menu bar or menu | |
569 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
570 | the data structure for the menu item, or null in case of | |
571 | unhighlighting. */ | |
4dedbfe0 | 572 | |
488dd4c4 | 573 | #ifdef USE_GTK |
032f1620 | 574 | static void |
971de7fb | 575 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
576 | { |
577 | xg_menu_item_cb_data *cb_data; | |
578 | Lisp_Object help; | |
177c0ea7 | 579 | |
7d652d97 | 580 | cb_data = g_object_get_data (G_OBJECT (widget), XG_ITEM_DATA); |
488dd4c4 JD |
581 | if (! cb_data) return; |
582 | ||
583 | help = call_data ? cb_data->help : Qnil; | |
584 | ||
585 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
a560d974 JD |
586 | Don't pass the frame to show_help_event for those. |
587 | Passing frame creates an Emacs event. As we are looping in | |
8d5ed899 | 588 | popup_widget_loop, it won't be handled. Passing NULL shows the tip |
a560d974 JD |
589 | directly without using an Emacs event. This is what the Lucid code |
590 | does below. */ | |
591 | show_help_event (popup_activated_flag <= 1 ? cb_data->cl_data->f : NULL, | |
592 | widget, help); | |
488dd4c4 JD |
593 | } |
594 | #else | |
032f1620 | 595 | static void |
ebd15611 | 596 | menu_highlight_callback (Widget widget, LWLIB_ID id, void *call_data) |
488dd4c4 | 597 | { |
7d652d97 PE |
598 | widget_value *wv = call_data; |
599 | Lisp_Object help = wv ? wv->help : Qnil; | |
177c0ea7 | 600 | |
488dd4c4 | 601 | /* Determine the frame for the help event. */ |
7d652d97 | 602 | struct frame *f = menubar_id_to_frame (id); |
488dd4c4 JD |
603 | |
604 | show_help_event (f, widget, help); | |
605 | } | |
606 | #endif | |
607 | ||
488dd4c4 JD |
608 | #ifdef USE_GTK |
609 | /* Gtk calls callbacks just because we tell it what item should be | |
610 | selected in a radio group. If this variable is set to a non-zero | |
611 | value, we are creating menus and don't want callbacks right now. | |
612 | */ | |
613 | static int xg_crazy_callback_abort; | |
614 | ||
615 | /* This callback is called from the menu bar pulldown menu | |
616 | when the user makes a selection. | |
617 | Figure out what the user chose | |
618 | and put the appropriate events into the keyboard buffer. */ | |
619 | static void | |
971de7fb | 620 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 621 | { |
7d652d97 | 622 | xg_menu_item_cb_data *cb_data = client_data; |
488dd4c4 JD |
623 | |
624 | if (xg_crazy_callback_abort) | |
625 | return; | |
626 | ||
627 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
628 | return; | |
629 | ||
b79c8219 JD |
630 | /* For a group of radio buttons, GTK calls the selection callback first |
631 | for the item that was active before the selection and then for the one that | |
632 | is active after the selection. For C-h k this means we get the help on | |
633 | the deselected item and then the selected item is executed. Prevent that | |
634 | by ignoring the non-active item. */ | |
635 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
636 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
637 | return; | |
638 | ||
81f09877 JD |
639 | /* When a menu is popped down, X generates a focus event (i.e. focus |
640 | goes back to the frame below the menu). Since GTK buffers events, | |
641 | we force it out here before the menu selection event. Otherwise | |
642 | sit-for will exit at once if the focus event follows the menu selection | |
643 | event. */ | |
644 | ||
4d7e6e51 | 645 | block_input (); |
81f09877 JD |
646 | while (gtk_events_pending ()) |
647 | gtk_main_iteration (); | |
4d7e6e51 | 648 | unblock_input (); |
81f09877 | 649 | |
488dd4c4 JD |
650 | find_and_call_menu_selection (cb_data->cl_data->f, |
651 | cb_data->cl_data->menu_bar_items_used, | |
652 | cb_data->cl_data->menu_bar_vector, | |
653 | cb_data->call_data); | |
654 | } | |
655 | ||
656 | #else /* not USE_GTK */ | |
657 | ||
658 | /* This callback is called from the menu bar pulldown menu | |
659 | when the user makes a selection. | |
660 | Figure out what the user chose | |
661 | and put the appropriate events into the keyboard buffer. */ | |
662 | static void | |
ebd15611 | 663 | menubar_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
488dd4c4 | 664 | { |
a10c8269 | 665 | struct frame *f; |
488dd4c4 JD |
666 | |
667 | f = menubar_id_to_frame (id); | |
668 | if (!f) | |
669 | return; | |
670 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
e69b0960 | 671 | f->menu_bar_vector, client_data); |
488dd4c4 JD |
672 | } |
673 | #endif /* not USE_GTK */ | |
f61a541b GM |
674 | \f |
675 | /* Recompute all the widgets of frame F, when the menu bar has been | |
18e27ea8 | 676 | changed. */ |
f61a541b | 677 | |
18e27ea8 | 678 | static void |
a10c8269 | 679 | update_frame_menubar (struct frame *f) |
18686d47 | 680 | { |
488dd4c4 | 681 | #ifdef USE_GTK |
18e27ea8 | 682 | xg_update_frame_menubar (f); |
488dd4c4 | 683 | #else |
62af879c | 684 | struct x_output *x; |
cffa74ea | 685 | int columns, rows; |
177c0ea7 | 686 | |
65b02bb9 | 687 | eassert (FRAME_X_P (f)); |
62af879c KL |
688 | |
689 | x = f->output_data.x; | |
690 | ||
f61a541b | 691 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
18e27ea8 | 692 | return; |
18686d47 | 693 | |
4d7e6e51 | 694 | block_input (); |
f61a541b GM |
695 | /* Save the size of the frame because the pane widget doesn't accept |
696 | to resize itself. So force it. */ | |
9882535b KS |
697 | columns = FRAME_COLS (f); |
698 | rows = FRAME_LINES (f); | |
cffa74ea | 699 | |
f61a541b GM |
700 | /* Do the voodoo which means "I'm changing lots of things, don't try |
701 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 702 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 703 | |
f61a541b GM |
704 | /* The order in which children are managed is the top to bottom |
705 | order in which they are displayed in the paned window. First, | |
706 | remove the text-area widget. */ | |
18686d47 RS |
707 | XtUnmanageChild (x->edit_widget); |
708 | ||
f61a541b GM |
709 | /* Remove the menubar that is there now, and put up the menubar that |
710 | should be there. */ | |
711 | XtManageChild (x->menubar_widget); | |
712 | XtMapWidget (x->menubar_widget); | |
713 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 714 | |
c98fcf4b | 715 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 716 | XtManageChild (x->edit_widget); |
4dedbfe0 | 717 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
718 | |
719 | /* Force the pane widget to resize itself with the right values. */ | |
720 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
4d7e6e51 | 721 | unblock_input (); |
488dd4c4 | 722 | #endif |
18686d47 RS |
723 | } |
724 | ||
99852628 | 725 | #ifdef USE_LUCID |
1ecb2d3f | 726 | static void |
ebd15611 | 727 | apply_systemfont_to_dialog (Widget w) |
1ecb2d3f JD |
728 | { |
729 | const char *fn = xsettings_get_system_normal_font (); | |
51b59d79 | 730 | if (fn) |
1ecb2d3f JD |
731 | { |
732 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
733 | if (db) | |
3928f2b6 | 734 | XrmPutStringResource (&db, "*dialog.font", fn); |
1ecb2d3f JD |
735 | } |
736 | } | |
737 | ||
99852628 | 738 | static void |
3928f2b6 | 739 | apply_systemfont_to_menu (struct frame *f, Widget w) |
99852628 JD |
740 | { |
741 | const char *fn = xsettings_get_system_normal_font (); | |
99852628 | 742 | |
3928f2b6 | 743 | if (fn) |
99852628 | 744 | { |
3928f2b6 JD |
745 | XrmDatabase db = XtDatabase (XtDisplay (w)); |
746 | if (db) | |
747 | { | |
748 | XrmPutStringResource (&db, "*menubar*font", fn); | |
749 | XrmPutStringResource (&db, "*popup*font", fn); | |
750 | } | |
99852628 | 751 | } |
99852628 | 752 | } |
3928f2b6 | 753 | |
99852628 JD |
754 | #endif |
755 | ||
4bcdbab1 KH |
756 | /* Set the contents of the menubar widgets of frame F. |
757 | The argument FIRST_TIME is currently ignored; | |
758 | it is set the first time this is called, from initialize_frame_menubar. */ | |
759 | ||
18686d47 | 760 | void |
a10c8269 | 761 | set_frame_menubar (struct frame *f, bool first_time, bool deep_p) |
18686d47 | 762 | { |
62af879c | 763 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
764 | #ifdef USE_X_TOOLKIT |
765 | LWLIB_ID id; | |
766 | #endif | |
faa935b6 | 767 | Lisp_Object items; |
4d19cb8e | 768 | widget_value *wv, *first_wv, *prev_wv = 0; |
3e26f69c | 769 | int i; |
ced89c24 | 770 | int *submenu_start, *submenu_end; |
7cded46f PE |
771 | bool *submenu_top_level_items; |
772 | int *submenu_n_panes; | |
cc45fb40 | 773 | |
65b02bb9 | 774 | eassert (FRAME_X_P (f)); |
62af879c KL |
775 | |
776 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 777 | |
bfc524bc RS |
778 | XSETFRAME (Vmenu_updating_frame, f); |
779 | ||
488dd4c4 | 780 | #ifdef USE_X_TOOLKIT |
7556890b RS |
781 | if (f->output_data.x->id == 0) |
782 | f->output_data.x->id = next_menubar_widget_id++; | |
783 | id = f->output_data.x->id; | |
488dd4c4 | 784 | #endif |
177c0ea7 | 785 | |
88766961 RS |
786 | if (! menubar_widget) |
787 | deep_p = 1; | |
a9be6839 RS |
788 | /* Make the first call for any given frame always go deep. */ |
789 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
790 | { |
791 | deep_p = 1; | |
23f86fce | 792 | f->output_data.x->saved_menu_event = xmalloc (sizeof (XEvent)); |
a9be6839 | 793 | f->output_data.x->saved_menu_event->type = 0; |
745c34fb | 794 | } |
18686d47 | 795 | |
6b61353c KH |
796 | #ifdef USE_GTK |
797 | /* If we have detached menus, we must update deep so detached menus | |
798 | also gets updated. */ | |
7a1b473c | 799 | deep_p = deep_p || xg_have_tear_offs (f); |
6b61353c KH |
800 | #endif |
801 | ||
88766961 | 802 | if (deep_p) |
18686d47 | 803 | { |
88766961 RS |
804 | /* Make a widget-value tree representing the entire menu trees. */ |
805 | ||
806 | struct buffer *prev = current_buffer; | |
807 | Lisp_Object buffer; | |
d311d28c | 808 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
809 | int previous_menu_items_used = f->menu_bar_items_used; |
810 | Lisp_Object *previous_items | |
38182d90 | 811 | = alloca (previous_menu_items_used * sizeof *previous_items); |
3e26f69c | 812 | int subitems; |
88766961 | 813 | |
0b1cf399 RS |
814 | /* If we are making a new widget, its contents are empty, |
815 | do always reinitialize them. */ | |
816 | if (! menubar_widget) | |
817 | previous_menu_items_used = 0; | |
818 | ||
e74aeda8 | 819 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->contents; |
88766961 RS |
820 | specbind (Qinhibit_quit, Qt); |
821 | /* Don't let the debugger step into this code | |
822 | because it is not reentrant. */ | |
823 | specbind (Qdebug_on_next_call, Qnil); | |
824 | ||
89f2614d | 825 | record_unwind_save_match_data (); |
88766961 RS |
826 | if (NILP (Voverriding_local_map_menu_flag)) |
827 | { | |
828 | specbind (Qoverriding_terminal_local_map, Qnil); | |
829 | specbind (Qoverriding_local_map, Qnil); | |
830 | } | |
18686d47 | 831 | |
88766961 | 832 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 833 | |
88766961 | 834 | /* Run the Lucid hook. */ |
950eaee7 | 835 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 836 | |
88766961 RS |
837 | /* If it has changed current-menubar from previous value, |
838 | really recompute the menubar from the value. */ | |
839 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
840 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 841 | safe_run_hooks (Qmenu_bar_update_hook); |
f00af5b1 | 842 | fset_menu_bar_items (f, menu_bar_items (FRAME_MENU_BAR_ITEMS (f))); |
18686d47 | 843 | |
88766961 | 844 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 845 | |
88766961 | 846 | /* Save the frame's previous menu bar contents data. */ |
86c04183 | 847 | if (previous_menu_items_used) |
91f2d272 | 848 | memcpy (previous_items, XVECTOR (f->menu_bar_vector)->contents, |
663e2b3f | 849 | previous_menu_items_used * word_size); |
8d8a3494 | 850 | |
ced89c24 RS |
851 | /* Fill in menu_items with the current menu bar contents. |
852 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
853 | save_menu_items (); |
854 | ||
e69b0960 | 855 | menu_items = f->menu_bar_vector; |
86c04183 | 856 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
77b37c05 | 857 | subitems = ASIZE (items) / 4; |
38182d90 PE |
858 | submenu_start = alloca ((subitems + 1) * sizeof *submenu_start); |
859 | submenu_end = alloca (subitems * sizeof *submenu_end); | |
860 | submenu_n_panes = alloca (subitems * sizeof *submenu_n_panes); | |
861 | submenu_top_level_items = alloca (subitems | |
862 | * sizeof *submenu_top_level_items); | |
88766961 | 863 | init_menu_items (); |
e3019616 | 864 | for (i = 0; i < subitems; i++) |
88766961 RS |
865 | { |
866 | Lisp_Object key, string, maps; | |
867 | ||
28be1ada DA |
868 | key = AREF (items, 4 * i); |
869 | string = AREF (items, 4 * i + 1); | |
870 | maps = AREF (items, 4 * i + 2); | |
88766961 RS |
871 | if (NILP (string)) |
872 | break; | |
873 | ||
ced89c24 RS |
874 | submenu_start[i] = menu_items_used; |
875 | ||
876 | menu_items_n_panes = 0; | |
877 | submenu_top_level_items[i] | |
878 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 879 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
880 | |
881 | submenu_end[i] = menu_items_used; | |
882 | } | |
883 | ||
3e26f69c | 884 | submenu_start[i] = -1; |
ced89c24 RS |
885 | finish_menu_items (); |
886 | ||
887 | /* Convert menu_items into widget_value trees | |
888 | to display the menu. This cannot evaluate Lisp code. */ | |
889 | ||
890 | wv = xmalloc_widget_value (); | |
891 | wv->name = "menubar"; | |
892 | wv->value = 0; | |
893 | wv->enabled = 1; | |
894 | wv->button_type = BUTTON_TYPE_NONE; | |
895 | wv->help = Qnil; | |
896 | first_wv = wv; | |
897 | ||
908589fd | 898 | for (i = 0; submenu_start[i] >= 0; i++) |
ced89c24 | 899 | { |
37dc84ff | 900 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
901 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
902 | submenu_top_level_items[i]); | |
177c0ea7 | 903 | if (prev_wv) |
88766961 RS |
904 | prev_wv->next = wv; |
905 | else | |
906 | first_wv->contents = wv; | |
907 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
908 | wv->enabled = 1; | |
3427a3db | 909 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
910 | prev_wv = wv; |
911 | } | |
912 | ||
88766961 | 913 | set_buffer_internal_1 (prev); |
8d8a3494 | 914 | |
88766961 RS |
915 | /* If there has been no change in the Lisp-level contents |
916 | of the menu bar, skip redisplaying it. Just exit. */ | |
917 | ||
510d5bf6 | 918 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
919 | for (i = 0; i < previous_menu_items_used; i++) |
920 | if (menu_items_used == i | |
28be1ada | 921 | || (!EQ (previous_items[i], AREF (menu_items, i)))) |
88766961 | 922 | break; |
62555c22 | 923 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 924 | { |
510d5bf6 RS |
925 | /* The menu items have not changed. Don't bother updating |
926 | the menus in any form, since it would be a no-op. */ | |
88766961 | 927 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 928 | discard_menu_items (); |
1fc4d463 | 929 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
930 | return; |
931 | } | |
932 | ||
510d5bf6 | 933 | /* The menu items are different, so store them in the frame. */ |
f00af5b1 | 934 | fset_menu_bar_vector (f, menu_items); |
1fc4d463 RS |
935 | f->menu_bar_items_used = menu_items_used; |
936 | ||
bf732638 | 937 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
938 | unbind_to (specpdl_count, Qnil); |
939 | ||
88766961 RS |
940 | /* Now GC cannot happen during the lifetime of the widget_value, |
941 | so it's safe to store data from a Lisp_String. */ | |
942 | wv = first_wv->contents; | |
77b37c05 | 943 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
944 | { |
945 | Lisp_Object string; | |
28be1ada | 946 | string = AREF (items, i + 1); |
88766961 | 947 | if (NILP (string)) |
2bf436c3 | 948 | break; |
51b59d79 | 949 | wv->name = SSDATA (string); |
2bf436c3 JD |
950 | update_submenu_strings (wv->contents); |
951 | wv = wv->next; | |
88766961 RS |
952 | } |
953 | ||
4d19cb8e | 954 | } |
88766961 RS |
955 | else |
956 | { | |
957 | /* Make a widget-value tree containing | |
958 | just the top level menu bar strings. */ | |
4d19cb8e | 959 | |
ced89c24 RS |
960 | wv = xmalloc_widget_value (); |
961 | wv->name = "menubar"; | |
962 | wv->value = 0; | |
963 | wv->enabled = 1; | |
964 | wv->button_type = BUTTON_TYPE_NONE; | |
965 | wv->help = Qnil; | |
966 | first_wv = wv; | |
967 | ||
88766961 | 968 | items = FRAME_MENU_BAR_ITEMS (f); |
77b37c05 | 969 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
970 | { |
971 | Lisp_Object string; | |
972 | ||
28be1ada | 973 | string = AREF (items, i + 1); |
88766961 RS |
974 | if (NILP (string)) |
975 | break; | |
976 | ||
f7fab165 | 977 | wv = xmalloc_widget_value (); |
51b59d79 | 978 | wv->name = SSDATA (string); |
88766961 RS |
979 | wv->value = 0; |
980 | wv->enabled = 1; | |
3427a3db | 981 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 982 | wv->help = Qnil; |
fe8fa62f RS |
983 | /* This prevents lwlib from assuming this |
984 | menu item is really supposed to be empty. */ | |
d01a7826 | 985 | /* The intptr_t cast avoids a warning. |
fe8fa62f | 986 | This value just has to be different from small integers. */ |
d01a7826 | 987 | wv->call_data = (void *) (intptr_t) (-1); |
88766961 | 988 | |
177c0ea7 | 989 | if (prev_wv) |
88766961 RS |
990 | prev_wv->next = wv; |
991 | else | |
992 | first_wv->contents = wv; | |
993 | prev_wv = wv; | |
994 | } | |
62555c22 RS |
995 | |
996 | /* Forget what we thought we knew about what is in the | |
997 | detailed contents of the menu bar menus. | |
998 | Changing the top level always destroys the contents. */ | |
999 | f->menu_bar_items_used = 0; | |
88766961 | 1000 | } |
4dedbfe0 | 1001 | |
88766961 | 1002 | /* Create or update the menu bar widget. */ |
aa669def | 1003 | |
4d7e6e51 | 1004 | block_input (); |
aa669def | 1005 | |
488dd4c4 JD |
1006 | #ifdef USE_GTK |
1007 | xg_crazy_callback_abort = 1; | |
1008 | if (menubar_widget) | |
1009 | { | |
6b61353c | 1010 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
1011 | menu trees we supply, rather than just the menu bar item names. */ |
1012 | xg_modify_menubar_widgets (menubar_widget, | |
1013 | f, | |
1014 | first_wv, | |
1015 | deep_p, | |
1016 | G_CALLBACK (menubar_selection_callback), | |
1017 | G_CALLBACK (popup_deactivate_callback), | |
1018 | G_CALLBACK (menu_highlight_callback)); | |
1019 | } | |
1020 | else | |
1021 | { | |
488dd4c4 | 1022 | menubar_widget |
177c0ea7 | 1023 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
1024 | G_CALLBACK (menubar_selection_callback), |
1025 | G_CALLBACK (popup_deactivate_callback), | |
1026 | G_CALLBACK (menu_highlight_callback)); | |
1027 | ||
1028 | f->output_data.x->menubar_widget = menubar_widget; | |
1029 | } | |
1030 | ||
177c0ea7 | 1031 | |
488dd4c4 | 1032 | #else /* not USE_GTK */ |
18686d47 | 1033 | if (menubar_widget) |
4dedbfe0 PR |
1034 | { |
1035 | /* Disable resizing (done for Motif!) */ | |
7556890b | 1036 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
1037 | |
1038 | /* The third arg is DEEP_P, which says to consider the entire | |
1039 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 1040 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 1041 | |
c98fcf4b | 1042 | /* Re-enable the edit widget to resize. */ |
7556890b | 1043 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 1044 | } |
18686d47 RS |
1045 | else |
1046 | { | |
9f6fcdc5 JD |
1047 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
1048 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
1049 | ||
3928f2b6 JD |
1050 | #ifdef USE_LUCID |
1051 | apply_systemfont_to_menu (f, f->output_data.x->column_widget); | |
1052 | #endif | |
1053 | menubar_widget = lw_create_widget ("menubar", "menubar", id, | |
1054 | first_wv, | |
7556890b | 1055 | f->output_data.x->column_widget, |
4dedbfe0 PR |
1056 | 0, |
1057 | popup_activate_callback, | |
1058 | menubar_selection_callback, | |
850df50b GM |
1059 | popup_deactivate_callback, |
1060 | menu_highlight_callback); | |
7556890b | 1061 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
1062 | |
1063 | /* Make menu pop down on C-g. */ | |
1064 | XtOverrideTranslations (menubar_widget, override); | |
18686d47 | 1065 | } |
1d1c1567 KH |
1066 | |
1067 | { | |
cf28cebc | 1068 | int menubar_size; |
723f5a07 J |
1069 | if (f->output_data.x->menubar_widget) |
1070 | XtRealizeWidget (f->output_data.x->menubar_widget); | |
1071 | ||
cf28cebc | 1072 | menubar_size |
7556890b RS |
1073 | = (f->output_data.x->menubar_widget |
1074 | ? (f->output_data.x->menubar_widget->core.height | |
1075 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1076 | : 0); |
1077 | ||
5c646d5a JD |
1078 | #if 1 /* Experimentally, we now get the right results |
1079 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1080 | Maybe so, but the menu bar size is missing the pixels so the | |
cf28cebc | 1081 | WM size hints are off by these pixels. Jan D, oct 2009. */ |
5ee80bd3 | 1082 | #ifdef USE_LUCID |
1d1c1567 KH |
1083 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1084 | { | |
1085 | Dimension ibw = 0; | |
7556890b | 1086 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1087 | XtNinternalBorderWidth, &ibw, NULL); |
1088 | menubar_size += ibw; | |
1089 | } | |
5ee80bd3 | 1090 | #endif /* USE_LUCID */ |
5c646d5a | 1091 | #endif /* 1 */ |
1d1c1567 | 1092 | |
7556890b | 1093 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1094 | } |
488dd4c4 | 1095 | #endif /* not USE_GTK */ |
177c0ea7 | 1096 | |
18686d47 | 1097 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1098 | update_frame_menubar (f); |
18686d47 | 1099 | |
488dd4c4 JD |
1100 | #ifdef USE_GTK |
1101 | xg_crazy_callback_abort = 0; | |
1102 | #endif | |
1103 | ||
4d7e6e51 | 1104 | unblock_input (); |
18686d47 | 1105 | } |
85f487d1 | 1106 | |
8e6208c5 | 1107 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1108 | before it is mapped, so that the window is mapped with the menubar already |
1109 | there instead of us tacking it on later and thrashing the window after it | |
1110 | is visible. */ | |
1111 | ||
1112 | void | |
a10c8269 | 1113 | initialize_frame_menubar (struct frame *f) |
4dedbfe0 PR |
1114 | { |
1115 | /* This function is called before the first chance to redisplay | |
1116 | the frame. It has to be, so the frame will have the right size. */ | |
f00af5b1 | 1117 | fset_menu_bar_items (f, menu_bar_items (FRAME_MENU_BAR_ITEMS (f))); |
88766961 | 1118 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1119 | } |
1120 | ||
aba25348 | 1121 | |
4dedbfe0 | 1122 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1123 | This is used when deleting a frame, and when turning off the menu bar. |
1124 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1125 | |
488dd4c4 | 1126 | #ifndef USE_GTK |
85f487d1 | 1127 | void |
a10c8269 | 1128 | free_frame_menubar (struct frame *f) |
85f487d1 FP |
1129 | { |
1130 | Widget menubar_widget; | |
85f487d1 | 1131 | |
65b02bb9 | 1132 | eassert (FRAME_X_P (f)); |
62af879c | 1133 | |
7556890b | 1134 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1135 | |
1136 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1137 | |
85f487d1 FP |
1138 | if (menubar_widget) |
1139 | { | |
aba25348 GM |
1140 | #ifdef USE_MOTIF |
1141 | /* Removing the menu bar magically changes the shell widget's x | |
1142 | and y position of (0, 0) which, when the menu bar is turned | |
53964682 | 1143 | on again, leads to pull-down menus appearing in strange |
aba25348 GM |
1144 | positions near the upper-left corner of the display. This |
1145 | happens only with some window managers like twm and ctwm, | |
1146 | but not with other like Motif's mwm or kwm, because the | |
1147 | latter generate ConfigureNotify events when the menu bar | |
1148 | is switched off, which fixes the shell position. */ | |
1149 | Position x0, y0, x1, y1; | |
1150 | #endif | |
177c0ea7 | 1151 | |
4d7e6e51 | 1152 | block_input (); |
aba25348 GM |
1153 | |
1154 | #ifdef USE_MOTIF | |
ae556422 GM |
1155 | if (f->output_data.x->widget) |
1156 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1157 | #endif |
177c0ea7 | 1158 | |
7556890b | 1159 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1160 | f->output_data.x->menubar_widget = NULL; |
aba25348 | 1161 | |
ae556422 GM |
1162 | if (f->output_data.x->widget) |
1163 | { | |
23243f29 | 1164 | #ifdef USE_MOTIF |
ae556422 GM |
1165 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); |
1166 | if (x1 == 0 && y1 == 0) | |
1167 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
aba25348 | 1168 | #endif |
880e6158 | 1169 | x_set_window_size (f, 0, FRAME_TEXT_WIDTH (f), FRAME_TEXT_HEIGHT (f), 1); |
23243f29 | 1170 | } |
4d7e6e51 | 1171 | unblock_input (); |
85f487d1 FP |
1172 | } |
1173 | } | |
488dd4c4 | 1174 | #endif /* not USE_GTK */ |
78589e07 | 1175 | |
488dd4c4 | 1176 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 RS |
1177 | \f |
1178 | /* xmenu_show actually displays a menu using the panes and items in menu_items | |
1179 | and returns the value selected from it. | |
1180 | There are two versions of xmenu_show, one for Xt and one for Xlib. | |
1181 | Both assume input is blocked by the caller. */ | |
1182 | ||
1183 | /* F is the frame the menu is for. | |
1184 | X and Y are the frame-relative specified position, | |
1185 | relative to the inside upper left corner of the frame F. | |
7cded46f PE |
1186 | FOR_CLICK is true if this menu was invoked for a mouse click. |
1187 | KEYMAPS is true if this menu was specified with keymaps; | |
78589e07 RS |
1188 | in that case, we return a list containing the chosen item's value |
1189 | and perhaps also the pane's prefix. | |
1190 | TITLE is the specified menu title. | |
1191 | ERROR is a place to store an error message string in case of failure. | |
1192 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1193 | |
488dd4c4 JD |
1194 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1195 | ||
1196 | /* The item selected in the popup menu. */ | |
1197 | static Lisp_Object *volatile menu_item_selection; | |
1198 | ||
1199 | #ifdef USE_GTK | |
1200 | ||
1201 | /* Used when position a popup menu. See menu_position_func and | |
1202 | create_and_show_popup_menu below. */ | |
1203 | struct next_popup_x_y | |
1204 | { | |
a10c8269 | 1205 | struct frame *f; |
488dd4c4 JD |
1206 | int x; |
1207 | int y; | |
1208 | }; | |
1209 | ||
1210 | /* The menu position function to use if we are not putting a popup | |
1211 | menu where the pointer is. | |
1212 | MENU is the menu to pop up. | |
1213 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1214 | PUSH_IN is not documented in the GTK manual. | |
1215 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1216 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1217 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1218 | |
1219 | Here only X and Y are used. */ | |
1220 | static void | |
971de7fb | 1221 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1222 | { |
7d652d97 | 1223 | struct next_popup_x_y *data = user_data; |
7b76ca1c | 1224 | GtkRequisition req; |
aad3612f | 1225 | struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (data->f); |
fd2f80c6 CY |
1226 | int disp_width = x_display_pixel_width (dpyinfo); |
1227 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1228 | |
7b76ca1c JD |
1229 | *x = data->x; |
1230 | *y = data->y; | |
1231 | ||
1232 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1233 | the menu is fully visible. */ | |
0afb4571 | 1234 | gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req); |
7b76ca1c JD |
1235 | if (data->x + req.width > disp_width) |
1236 | *x -= data->x + req.width - disp_width; | |
1237 | if (data->y + req.height > disp_height) | |
1238 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1239 | } |
1240 | ||
1241 | static void | |
971de7fb | 1242 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1243 | { |
7d652d97 | 1244 | xg_menu_item_cb_data *cb_data = client_data; |
488dd4c4 JD |
1245 | |
1246 | if (xg_crazy_callback_abort) return; | |
7d652d97 | 1247 | if (cb_data) menu_item_selection = cb_data->call_data; |
488dd4c4 JD |
1248 | } |
1249 | ||
27e498e6 PE |
1250 | static void |
1251 | pop_down_menu (void *arg) | |
af89e871 JD |
1252 | { |
1253 | popup_activated_flag = 0; | |
4d7e6e51 | 1254 | block_input (); |
27e498e6 | 1255 | gtk_widget_destroy (GTK_WIDGET (arg)); |
4d7e6e51 | 1256 | unblock_input (); |
af89e871 JD |
1257 | } |
1258 | ||
488dd4c4 JD |
1259 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1260 | menu pops down. | |
1261 | menu_item_selection will be set to the selection. */ | |
1262 | static void | |
6bbe6da8 DA |
1263 | create_and_show_popup_menu (struct frame *f, widget_value *first_wv, |
1264 | int x, int y, bool for_click) | |
488dd4c4 JD |
1265 | { |
1266 | int i; | |
1267 | GtkWidget *menu; | |
1268 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1269 | struct next_popup_x_y popup_x_y; | |
d311d28c | 1270 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
7cded46f | 1271 | bool use_pos_func = ! for_click; |
93d5ca1f JD |
1272 | |
1273 | #ifdef HAVE_GTK3 | |
1274 | /* Always use position function for Gtk3. Otherwise menus may become | |
1275 | too small to show anything. */ | |
1276 | use_pos_func = 1; | |
1277 | #endif | |
488dd4c4 | 1278 | |
65b02bb9 | 1279 | eassert (FRAME_X_P (f)); |
62af879c | 1280 | |
488dd4c4 JD |
1281 | xg_crazy_callback_abort = 1; |
1282 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1283 | G_CALLBACK (popup_selection_callback), | |
1284 | G_CALLBACK (popup_deactivate_callback), | |
1285 | G_CALLBACK (menu_highlight_callback)); | |
1286 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1287 | |
93d5ca1f | 1288 | if (use_pos_func) |
488dd4c4 JD |
1289 | { |
1290 | /* Not invoked by a click. pop up at x/y. */ | |
1291 | pos_func = menu_position_func; | |
1292 | ||
1293 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1294 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1295 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1296 | |
1297 | popup_x_y.x = x; | |
1298 | popup_x_y.y = y; | |
7b76ca1c | 1299 | popup_x_y.f = f; |
488dd4c4 | 1300 | |
9b85e63d JD |
1301 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1302 | } | |
93d5ca1f JD |
1303 | |
1304 | if (for_click) | |
9b85e63d JD |
1305 | { |
1306 | for (i = 0; i < 5; i++) | |
aad3612f | 1307 | if (FRAME_DISPLAY_INFO (f)->grabbed & (1 << i)) |
9b85e63d | 1308 | break; |
e9abb8a8 | 1309 | /* If keys aren't grabbed (i.e., a mouse up event), use 0. */ |
61c2b0b3 | 1310 | if (i == 5) i = 0; |
9b85e63d | 1311 | } |
59cfb104 | 1312 | |
488dd4c4 JD |
1313 | /* Display the menu. */ |
1314 | gtk_widget_show_all (menu); | |
c0df13a6 | 1315 | |
a20903d0 | 1316 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
6bbe6da8 | 1317 | FRAME_DISPLAY_INFO (f)->last_user_time); |
177c0ea7 | 1318 | |
27e498e6 | 1319 | record_unwind_protect_ptr (pop_down_menu, menu); |
af89e871 | 1320 | |
e547b051 | 1321 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1322 | { |
1323 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1324 | two. show_help_echo uses this to detect popup menus. */ | |
1325 | popup_activated_flag = 1; | |
1326 | /* Process events that apply to the menu. */ | |
1327 | popup_widget_loop (1, menu); | |
1328 | } | |
488dd4c4 | 1329 | |
af89e871 | 1330 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1331 | |
488dd4c4 JD |
1332 | /* Must reset this manually because the button release event is not passed |
1333 | to Emacs event loop. */ | |
aad3612f | 1334 | FRAME_DISPLAY_INFO (f)->grabbed = 0; |
488dd4c4 JD |
1335 | } |
1336 | ||
1337 | #else /* not USE_GTK */ | |
18686d47 | 1338 | |
8ed87156 | 1339 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1340 | library. |
1341 | ||
1342 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1343 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1344 | |
88766961 RS |
1345 | For menu bars, we use numbers starting at 0, counted in |
1346 | next_menubar_widget_id. */ | |
8ed87156 | 1347 | LWLIB_ID widget_id_tick; |
165e1749 | 1348 | |
4dedbfe0 | 1349 | static void |
ebd15611 | 1350 | popup_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1351 | { |
7d652d97 | 1352 | menu_item_selection = client_data; |
4dedbfe0 PR |
1353 | } |
1354 | ||
af89e871 JD |
1355 | /* ARG is the LWLIB ID of the dialog box, represented |
1356 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1357 | ||
27e498e6 | 1358 | static void |
ebd15611 | 1359 | pop_down_menu (Lisp_Object arg) |
af89e871 JD |
1360 | { |
1361 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1362 | | XINT (XCDR (arg))); | |
1363 | ||
4d7e6e51 | 1364 | block_input (); |
af89e871 | 1365 | lw_destroy_all_widgets (id); |
4d7e6e51 | 1366 | unblock_input (); |
af89e871 | 1367 | popup_activated_flag = 0; |
af89e871 JD |
1368 | } |
1369 | ||
488dd4c4 JD |
1370 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1371 | menu pops down. | |
1372 | menu_item_selection will be set to the selection. */ | |
1373 | static void | |
a10c8269 | 1374 | create_and_show_popup_menu (struct frame *f, widget_value *first_wv, |
6bbe6da8 | 1375 | int x, int y, bool for_click) |
488dd4c4 JD |
1376 | { |
1377 | int i; | |
1378 | Arg av[2]; | |
1379 | int ac = 0; | |
65969f63 CY |
1380 | XEvent dummy; |
1381 | XButtonPressedEvent *event = &(dummy.xbutton); | |
488dd4c4 JD |
1382 | LWLIB_ID menu_id; |
1383 | Widget menu; | |
488dd4c4 | 1384 | |
65b02bb9 | 1385 | eassert (FRAME_X_P (f)); |
62af879c | 1386 | |
3928f2b6 JD |
1387 | #ifdef USE_LUCID |
1388 | apply_systemfont_to_menu (f, f->output_data.x->widget); | |
1389 | #endif | |
1390 | ||
488dd4c4 JD |
1391 | menu_id = widget_id_tick++; |
1392 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1393 | f->output_data.x->widget, 1, 0, | |
1394 | popup_selection_callback, | |
1395 | popup_deactivate_callback, | |
1396 | menu_highlight_callback); | |
1397 | ||
65969f63 CY |
1398 | event->type = ButtonPress; |
1399 | event->serial = 0; | |
1400 | event->send_event = 0; | |
1401 | event->display = FRAME_X_DISPLAY (f); | |
1402 | event->time = CurrentTime; | |
aad3612f | 1403 | event->root = FRAME_DISPLAY_INFO (f)->root_window; |
65969f63 CY |
1404 | event->window = event->subwindow = event->root; |
1405 | event->x = x; | |
1406 | event->y = y; | |
488dd4c4 JD |
1407 | |
1408 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1409 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1410 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 | 1411 | |
65969f63 CY |
1412 | event->x_root = x; |
1413 | event->y_root = y; | |
488dd4c4 | 1414 | |
65969f63 CY |
1415 | event->state = 0; |
1416 | event->button = 0; | |
488dd4c4 | 1417 | for (i = 0; i < 5; i++) |
aad3612f | 1418 | if (FRAME_DISPLAY_INFO (f)->grabbed & (1 << i)) |
65969f63 | 1419 | event->button = i; |
488dd4c4 JD |
1420 | |
1421 | /* Don't allow any geometry request from the user. */ | |
1422 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1423 | XtSetValues (menu, av, ac); | |
1424 | ||
1425 | /* Display the menu. */ | |
65969f63 | 1426 | lw_popup_menu (menu, &dummy); |
488dd4c4 | 1427 | popup_activated_flag = 1; |
98a20c65 | 1428 | x_activate_timeout_atimer (); |
59cfb104 | 1429 | |
af89e871 JD |
1430 | { |
1431 | int fact = 4 * sizeof (LWLIB_ID); | |
d311d28c | 1432 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
af89e871 JD |
1433 | record_unwind_protect (pop_down_menu, |
1434 | Fcons (make_number (menu_id >> (fact)), | |
1435 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1436 | |
af89e871 | 1437 | /* Process events that apply to the menu. */ |
aad3612f | 1438 | popup_get_selection (0, FRAME_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1439 | |
af89e871 JD |
1440 | unbind_to (specpdl_count, Qnil); |
1441 | } | |
488dd4c4 JD |
1442 | } |
1443 | ||
1444 | #endif /* not USE_GTK */ | |
1445 | ||
27e498e6 PE |
1446 | static void |
1447 | cleanup_widget_value_tree (void *arg) | |
ba24cea2 | 1448 | { |
27e498e6 | 1449 | free_menubar_widget_value_tree (arg); |
ba24cea2 YM |
1450 | } |
1451 | ||
ef7417fd | 1452 | Lisp_Object |
a10c8269 | 1453 | xmenu_show (struct frame *f, int x, int y, bool for_click, bool keymaps, |
6bbe6da8 | 1454 | Lisp_Object title, const char **error_name) |
18686d47 | 1455 | { |
78589e07 | 1456 | int i; |
78589e07 | 1457 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 | 1458 | widget_value **submenu_stack |
38182d90 | 1459 | = alloca (menu_items_used * sizeof *submenu_stack); |
101bb4a5 | 1460 | Lisp_Object *subprefix_stack |
38182d90 | 1461 | = alloca (menu_items_used * sizeof *subprefix_stack); |
101bb4a5 | 1462 | int submenu_depth = 0; |
4e8d3549 | 1463 | |
78c8278d RS |
1464 | int first_pane; |
1465 | ||
9898bd0e | 1466 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1467 | |
65b02bb9 | 1468 | eassert (FRAME_X_P (f)); |
62af879c | 1469 | |
d4323972 | 1470 | *error_name = NULL; |
78589e07 | 1471 | |
742f715d KH |
1472 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1473 | { | |
d4323972 | 1474 | *error_name = "Empty menu"; |
742f715d KH |
1475 | return Qnil; |
1476 | } | |
63c414df | 1477 | |
f0177f86 EZ |
1478 | block_input (); |
1479 | ||
78589e07 RS |
1480 | /* Create a tree of widget_value objects |
1481 | representing the panes and their items. */ | |
f7fab165 | 1482 | wv = xmalloc_widget_value (); |
78589e07 RS |
1483 | wv->name = "menu"; |
1484 | wv->value = 0; | |
1485 | wv->enabled = 1; | |
3427a3db | 1486 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1487 | wv->help =Qnil; |
78589e07 | 1488 | first_wv = wv; |
78c8278d | 1489 | first_pane = 1; |
177c0ea7 | 1490 | |
78589e07 RS |
1491 | /* Loop over all panes and items, filling in the tree. */ |
1492 | i = 0; | |
1493 | while (i < menu_items_used) | |
1494 | { | |
28be1ada | 1495 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1496 | { |
1497 | submenu_stack[submenu_depth++] = save_wv; | |
1498 | save_wv = prev_wv; | |
1499 | prev_wv = 0; | |
78c8278d | 1500 | first_pane = 1; |
101bb4a5 RS |
1501 | i++; |
1502 | } | |
28be1ada | 1503 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1504 | { |
1505 | prev_wv = save_wv; | |
1506 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1507 | first_pane = 0; |
101bb4a5 RS |
1508 | i++; |
1509 | } | |
28be1ada | 1510 | else if (EQ (AREF (menu_items, i), Qt) |
101bb4a5 RS |
1511 | && submenu_depth != 0) |
1512 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1513 | /* Ignore a nil in the item list. |
1514 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1515 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 1516 | i += 1; |
28be1ada | 1517 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1518 | { |
1519 | /* Create a new pane. */ | |
1520 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 1521 | const char *pane_string; |
177c0ea7 | 1522 | |
4c329aa8 GM |
1523 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1524 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1525 | |
703dc2a8 | 1526 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1527 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1528 | { | |
8af9fa55 | 1529 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1530 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1531 | } |
703dc2a8 | 1532 | #endif |
78589e07 | 1533 | pane_string = (NILP (pane_name) |
51b59d79 | 1534 | ? "" : SSDATA (pane_name)); |
101bb4a5 | 1535 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1536 | under the top-level menu. */ |
1537 | if (menu_items_n_panes == 1) | |
1538 | pane_string = ""; | |
1539 | ||
1540 | /* If the pane has a meaningful name, | |
1541 | make the pane a top-level menu item | |
1542 | with its items as a submenu beneath it. */ | |
78c8278d | 1543 | if (!keymaps && strcmp (pane_string, "")) |
78589e07 | 1544 | { |
f7fab165 | 1545 | wv = xmalloc_widget_value (); |
78589e07 RS |
1546 | if (save_wv) |
1547 | save_wv->next = wv; | |
1548 | else | |
1549 | first_wv->contents = wv; | |
b00876c9 | 1550 | wv->name = (char *) pane_string; |
78589e07 RS |
1551 | if (keymaps && !NILP (prefix)) |
1552 | wv->name++; | |
1553 | wv->value = 0; | |
1554 | wv->enabled = 1; | |
3427a3db | 1555 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1556 | wv->help = Qnil; |
78c8278d RS |
1557 | save_wv = wv; |
1558 | prev_wv = 0; | |
78589e07 | 1559 | } |
78c8278d RS |
1560 | else if (first_pane) |
1561 | { | |
1562 | save_wv = wv; | |
1563 | prev_wv = 0; | |
1564 | } | |
1565 | first_pane = 0; | |
78589e07 RS |
1566 | i += MENU_ITEMS_PANE_LENGTH; |
1567 | } | |
1568 | else | |
1569 | { | |
1570 | /* Create a new item within current pane. */ | |
9cd50434 | 1571 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1572 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1573 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1574 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1575 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1576 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1577 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1578 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1579 | |
703dc2a8 | 1580 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1581 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1582 | { |
646f98ec | 1583 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1584 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1585 | } |
177c0ea7 | 1586 | |
3427a3db | 1587 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1588 | { |
646f98ec | 1589 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1590 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1591 | } |
1592 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1593 | |
f7fab165 | 1594 | wv = xmalloc_widget_value (); |
177c0ea7 | 1595 | if (prev_wv) |
78589e07 | 1596 | prev_wv->next = wv; |
177c0ea7 | 1597 | else |
78589e07 | 1598 | save_wv->contents = wv; |
51b59d79 | 1599 | wv->name = SSDATA (item_name); |
78589e07 | 1600 | if (!NILP (descrip)) |
51b59d79 | 1601 | wv->key = SSDATA (descrip); |
78589e07 | 1602 | wv->value = 0; |
a352a815 RS |
1603 | /* If this item has a null value, |
1604 | make the call_data null so that it won't display a box | |
1605 | when the mouse is on it. */ | |
4939150c | 1606 | wv->call_data = !NILP (def) ? aref_addr (menu_items, i) : 0; |
78589e07 | 1607 | wv->enabled = !NILP (enable); |
3427a3db GM |
1608 | |
1609 | if (NILP (type)) | |
1610 | wv->button_type = BUTTON_TYPE_NONE; | |
1611 | else if (EQ (type, QCtoggle)) | |
1612 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1613 | else if (EQ (type, QCradio)) | |
1614 | wv->button_type = BUTTON_TYPE_RADIO; | |
1615 | else | |
1088b922 | 1616 | emacs_abort (); |
3427a3db GM |
1617 | |
1618 | wv->selected = !NILP (selected); | |
cc45fb40 | 1619 | |
0b1f4572 RS |
1620 | if (! STRINGP (help)) |
1621 | help = Qnil; | |
1622 | ||
1623 | wv->help = help; | |
cc45fb40 | 1624 | |
78589e07 RS |
1625 | prev_wv = wv; |
1626 | ||
1627 | i += MENU_ITEMS_ITEM_LENGTH; | |
1628 | } | |
1629 | } | |
1630 | ||
c98fcf4b | 1631 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1632 | if (!NILP (title)) |
1633 | { | |
f7fab165 RS |
1634 | widget_value *wv_title = xmalloc_widget_value (); |
1635 | widget_value *wv_sep1 = xmalloc_widget_value (); | |
1636 | widget_value *wv_sep2 = xmalloc_widget_value (); | |
4dedbfe0 PR |
1637 | |
1638 | wv_sep2->name = "--"; | |
1639 | wv_sep2->next = first_wv->contents; | |
27ad7b52 | 1640 | wv_sep2->help = Qnil; |
4dedbfe0 PR |
1641 | |
1642 | wv_sep1->name = "--"; | |
1643 | wv_sep1->next = wv_sep2; | |
27ad7b52 | 1644 | wv_sep1->help = Qnil; |
4dedbfe0 | 1645 | |
703dc2a8 KH |
1646 | #ifndef HAVE_MULTILINGUAL_MENU |
1647 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1648 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1649 | #endif |
177c0ea7 | 1650 | |
51b59d79 | 1651 | wv_title->name = SSDATA (title); |
96c06863 | 1652 | wv_title->enabled = true; |
3427a3db | 1653 | wv_title->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1654 | wv_title->help = Qnil; |
a9d8395f | 1655 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1656 | first_wv->contents = wv_title; |
1657 | } | |
1658 | ||
78589e07 RS |
1659 | /* No selection has been chosen yet. */ |
1660 | menu_item_selection = 0; | |
1661 | ||
ba24cea2 YM |
1662 | /* Make sure to free the widget_value objects we used to specify the |
1663 | contents even with longjmp. */ | |
27e498e6 | 1664 | record_unwind_protect_ptr (cleanup_widget_value_tree, first_wv); |
ba24cea2 | 1665 | |
488dd4c4 | 1666 | /* Actually create and show the menu until popped down. */ |
6bbe6da8 | 1667 | create_and_show_popup_menu (f, first_wv, x, y, for_click); |
18686d47 | 1668 | |
ba24cea2 | 1669 | unbind_to (specpdl_count, Qnil); |
18686d47 | 1670 | |
78589e07 RS |
1671 | /* Find the selected item, and its pane, to return |
1672 | the proper value. */ | |
1673 | if (menu_item_selection != 0) | |
1674 | { | |
c63f6952 | 1675 | Lisp_Object prefix, entry; |
78589e07 | 1676 | |
6bbd7a29 | 1677 | prefix = entry = Qnil; |
78589e07 RS |
1678 | i = 0; |
1679 | while (i < menu_items_used) | |
1680 | { | |
28be1ada | 1681 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1682 | { |
1683 | subprefix_stack[submenu_depth++] = prefix; | |
1684 | prefix = entry; | |
1685 | i++; | |
1686 | } | |
28be1ada | 1687 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1688 | { |
1689 | prefix = subprefix_stack[--submenu_depth]; | |
1690 | i++; | |
1691 | } | |
28be1ada | 1692 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1693 | { |
1694 | prefix | |
28be1ada | 1695 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
1696 | i += MENU_ITEMS_PANE_LENGTH; |
1697 | } | |
d31d42cc RS |
1698 | /* Ignore a nil in the item list. |
1699 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1700 | else if (EQ (AREF (menu_items, i), Qquote)) |
d31d42cc | 1701 | i += 1; |
78589e07 RS |
1702 | else |
1703 | { | |
1704 | entry | |
28be1ada | 1705 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
4939150c | 1706 | if (menu_item_selection == aref_addr (menu_items, i)) |
78589e07 | 1707 | { |
7cded46f | 1708 | if (keymaps) |
78589e07 | 1709 | { |
101bb4a5 RS |
1710 | int j; |
1711 | ||
6c6f1994 | 1712 | entry = list1 (entry); |
78589e07 RS |
1713 | if (!NILP (prefix)) |
1714 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1715 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1716 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1717 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 | 1718 | } |
f0177f86 | 1719 | unblock_input (); |
78589e07 RS |
1720 | return entry; |
1721 | } | |
1722 | i += MENU_ITEMS_ITEM_LENGTH; | |
1723 | } | |
1724 | } | |
1725 | } | |
be6ed24a | 1726 | else if (!for_click) |
f0177f86 EZ |
1727 | { |
1728 | unblock_input (); | |
1729 | /* Make "Cancel" equivalent to C-g. */ | |
1730 | Fsignal (Qquit, Qnil); | |
1731 | } | |
78589e07 | 1732 | |
f0177f86 | 1733 | unblock_input (); |
78589e07 | 1734 | return Qnil; |
18686d47 | 1735 | } |
4dedbfe0 | 1736 | \f |
488dd4c4 JD |
1737 | #ifdef USE_GTK |
1738 | static void | |
971de7fb | 1739 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1740 | { |
8ac068ac | 1741 | /* Treat the pointer as an integer. There's no problem |
488dd4c4 | 1742 | as long as pointers have enough bits to hold small integers. */ |
d01a7826 | 1743 | if ((intptr_t) client_data != -1) |
7d652d97 | 1744 | menu_item_selection = client_data; |
488dd4c4 JD |
1745 | |
1746 | popup_activated_flag = 0; | |
1747 | } | |
1748 | ||
1749 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1750 | dialog pops down. | |
1751 | menu_item_selection will be set to the selection. */ | |
1752 | static void | |
a10c8269 | 1753 | create_and_show_dialog (struct frame *f, widget_value *first_wv) |
488dd4c4 JD |
1754 | { |
1755 | GtkWidget *menu; | |
1756 | ||
65b02bb9 | 1757 | eassert (FRAME_X_P (f)); |
62af879c | 1758 | |
488dd4c4 JD |
1759 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1760 | G_CALLBACK (dialog_selection_callback), | |
1761 | G_CALLBACK (popup_deactivate_callback), | |
1762 | 0); | |
1763 | ||
1764 | if (menu) | |
1765 | { | |
d311d28c | 1766 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
27e498e6 | 1767 | record_unwind_protect_ptr (pop_down_menu, menu); |
af89e871 | 1768 | |
488dd4c4 JD |
1769 | /* Display the menu. */ |
1770 | gtk_widget_show_all (menu); | |
1771 | ||
1772 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1773 | popup_widget_loop (1, menu); |
177c0ea7 | 1774 | |
af89e871 | 1775 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1776 | } |
1777 | } | |
1778 | ||
1779 | #else /* not USE_GTK */ | |
4dedbfe0 | 1780 | static void |
ebd15611 | 1781 | dialog_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1782 | { |
4475bec4 | 1783 | /* Treat the pointer as an integer. There's no problem |
01d5e892 | 1784 | as long as pointers have enough bits to hold small integers. */ |
4475bec4 | 1785 | if ((intptr_t) client_data != -1) |
7d652d97 | 1786 | menu_item_selection = client_data; |
488dd4c4 | 1787 | |
4d7e6e51 | 1788 | block_input (); |
4dedbfe0 | 1789 | lw_destroy_all_widgets (id); |
4d7e6e51 | 1790 | unblock_input (); |
9572375b | 1791 | popup_activated_flag = 0; |
4dedbfe0 | 1792 | } |
18686d47 | 1793 | |
488dd4c4 | 1794 | |
488dd4c4 JD |
1795 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
1796 | dialog pops down. | |
1797 | menu_item_selection will be set to the selection. */ | |
1798 | static void | |
a10c8269 | 1799 | create_and_show_dialog (struct frame *f, widget_value *first_wv) |
488dd4c4 JD |
1800 | { |
1801 | LWLIB_ID dialog_id; | |
1802 | ||
65b02bb9 | 1803 | eassert (FRAME_X_P (f)); |
62af879c | 1804 | |
488dd4c4 | 1805 | dialog_id = widget_id_tick++; |
52214050 | 1806 | #ifdef USE_LUCID |
1ecb2d3f JD |
1807 | apply_systemfont_to_dialog (f->output_data.x->widget); |
1808 | #endif | |
488dd4c4 JD |
1809 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
1810 | f->output_data.x->widget, 1, 0, | |
1811 | dialog_selection_callback, 0, 0); | |
1812 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
1813 | /* Display the dialog box. */ |
1814 | lw_pop_up_all_widgets (dialog_id); | |
1815 | popup_activated_flag = 1; | |
98a20c65 | 1816 | x_activate_timeout_atimer (); |
488dd4c4 JD |
1817 | |
1818 | /* Process events that apply to the dialog box. | |
1819 | Also handle timers. */ | |
1820 | { | |
d311d28c | 1821 | ptrdiff_t count = SPECPDL_INDEX (); |
488dd4c4 | 1822 | int fact = 4 * sizeof (LWLIB_ID); |
177c0ea7 | 1823 | |
488dd4c4 | 1824 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 1825 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
1826 | Fcons (make_number (dialog_id >> (fact)), |
1827 | make_number (dialog_id & ~(-1 << (fact))))); | |
1828 | ||
aad3612f | 1829 | popup_get_selection (0, FRAME_DISPLAY_INFO (f), dialog_id, 1); |
488dd4c4 JD |
1830 | |
1831 | unbind_to (count, Qnil); | |
1832 | } | |
1833 | } | |
1834 | ||
1835 | #endif /* not USE_GTK */ | |
1836 | ||
42ca4633 | 1837 | static const char * button_names [] = { |
165e1749 FP |
1838 | "button1", "button2", "button3", "button4", "button5", |
1839 | "button6", "button7", "button8", "button9", "button10" }; | |
1840 | ||
1841 | static Lisp_Object | |
a10c8269 | 1842 | xdialog_show (struct frame *f, |
7cded46f | 1843 | bool keymaps, |
42ca4633 J |
1844 | Lisp_Object title, |
1845 | Lisp_Object header, | |
1846 | const char **error_name) | |
165e1749 FP |
1847 | { |
1848 | int i, nb_buttons=0; | |
80670155 | 1849 | char dialog_name[6]; |
165e1749 | 1850 | |
faa935b6 | 1851 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 1852 | |
fcaa7665 RS |
1853 | /* Number of elements seen so far, before boundary. */ |
1854 | int left_count = 0; | |
1855 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
1856 | int boundary_seen = 0; | |
1857 | ||
9898bd0e | 1858 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1859 | |
65b02bb9 | 1860 | eassert (FRAME_X_P (f)); |
62af879c | 1861 | |
6a040d6a | 1862 | *error_name = NULL; |
165e1749 | 1863 | |
80670155 RS |
1864 | if (menu_items_n_panes > 1) |
1865 | { | |
6a040d6a | 1866 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
1867 | return Qnil; |
1868 | } | |
1869 | ||
165e1749 FP |
1870 | /* Create a tree of widget_value objects |
1871 | representing the text label and buttons. */ | |
1872 | { | |
1873 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 1874 | const char *pane_string; |
28be1ada DA |
1875 | pane_name = AREF (menu_items, MENU_ITEMS_PANE_NAME); |
1876 | prefix = AREF (menu_items, MENU_ITEMS_PANE_PREFIX); | |
165e1749 | 1877 | pane_string = (NILP (pane_name) |
51b59d79 | 1878 | ? "" : SSDATA (pane_name)); |
f7fab165 | 1879 | prev_wv = xmalloc_widget_value (); |
b00876c9 | 1880 | prev_wv->value = (char *) pane_string; |
165e1749 FP |
1881 | if (keymaps && !NILP (prefix)) |
1882 | prev_wv->name++; | |
1883 | prev_wv->enabled = 1; | |
1884 | prev_wv->name = "message"; | |
27ad7b52 | 1885 | prev_wv->help = Qnil; |
165e1749 | 1886 | first_wv = prev_wv; |
177c0ea7 | 1887 | |
165e1749 FP |
1888 | /* Loop over all panes and items, filling in the tree. */ |
1889 | i = MENU_ITEMS_PANE_LENGTH; | |
1890 | while (i < menu_items_used) | |
1891 | { | |
177c0ea7 | 1892 | |
165e1749 FP |
1893 | /* Create a new item within current pane. */ |
1894 | Lisp_Object item_name, enable, descrip; | |
28be1ada DA |
1895 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1896 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
165e1749 | 1897 | descrip |
28be1ada | 1898 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
177c0ea7 | 1899 | |
80670155 RS |
1900 | if (NILP (item_name)) |
1901 | { | |
1902 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 1903 | *error_name = "Submenu in dialog items"; |
80670155 RS |
1904 | return Qnil; |
1905 | } | |
fcaa7665 RS |
1906 | if (EQ (item_name, Qquote)) |
1907 | { | |
1908 | /* This is the boundary between left-side elts | |
1909 | and right-side elts. Stop incrementing right_count. */ | |
1910 | boundary_seen = 1; | |
1911 | i++; | |
1912 | continue; | |
1913 | } | |
86e71abf | 1914 | if (nb_buttons >= 9) |
80670155 RS |
1915 | { |
1916 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 1917 | *error_name = "Too many dialog items"; |
80670155 RS |
1918 | return Qnil; |
1919 | } | |
1920 | ||
f7fab165 | 1921 | wv = xmalloc_widget_value (); |
165e1749 | 1922 | prev_wv->next = wv; |
80670155 | 1923 | wv->name = (char *) button_names[nb_buttons]; |
165e1749 | 1924 | if (!NILP (descrip)) |
51b59d79 PE |
1925 | wv->key = SSDATA (descrip); |
1926 | wv->value = SSDATA (item_name); | |
4939150c | 1927 | wv->call_data = aref_addr (menu_items, i); |
165e1749 | 1928 | wv->enabled = !NILP (enable); |
27ad7b52 | 1929 | wv->help = Qnil; |
165e1749 FP |
1930 | prev_wv = wv; |
1931 | ||
fcaa7665 RS |
1932 | if (! boundary_seen) |
1933 | left_count++; | |
1934 | ||
165e1749 FP |
1935 | nb_buttons++; |
1936 | i += MENU_ITEMS_ITEM_LENGTH; | |
1937 | } | |
1938 | ||
fcaa7665 RS |
1939 | /* If the boundary was not specified, |
1940 | by default put half on the left and half on the right. */ | |
1941 | if (! boundary_seen) | |
1942 | left_count = nb_buttons - nb_buttons / 2; | |
1943 | ||
f7fab165 | 1944 | wv = xmalloc_widget_value (); |
80670155 | 1945 | wv->name = dialog_name; |
27ad7b52 | 1946 | wv->help = Qnil; |
6a040d6a NR |
1947 | |
1948 | /* Frame title: 'Q' = Question, 'I' = Information. | |
1949 | Can also have 'E' = Error if, one day, we want | |
1950 | a popup for errors. */ | |
5e617bc2 | 1951 | if (NILP (header)) |
6a040d6a NR |
1952 | dialog_name[0] = 'Q'; |
1953 | else | |
1954 | dialog_name[0] = 'I'; | |
1955 | ||
80670155 RS |
1956 | /* Dialog boxes use a really stupid name encoding |
1957 | which specifies how many buttons to use | |
6a040d6a | 1958 | and how many buttons are on the right. */ |
80670155 RS |
1959 | dialog_name[1] = '0' + nb_buttons; |
1960 | dialog_name[2] = 'B'; | |
1961 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
1962 | /* Number of buttons to put on the right. */ |
1963 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 1964 | dialog_name[5] = 0; |
165e1749 FP |
1965 | wv->contents = first_wv; |
1966 | first_wv = wv; | |
165e1749 FP |
1967 | } |
1968 | ||
165e1749 FP |
1969 | /* No selection has been chosen yet. */ |
1970 | menu_item_selection = 0; | |
1971 | ||
ba24cea2 YM |
1972 | /* Make sure to free the widget_value objects we used to specify the |
1973 | contents even with longjmp. */ | |
27e498e6 | 1974 | record_unwind_protect_ptr (cleanup_widget_value_tree, first_wv); |
ba24cea2 | 1975 | |
488dd4c4 JD |
1976 | /* Actually create and show the dialog. */ |
1977 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 1978 | |
ba24cea2 | 1979 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1980 | |
488dd4c4 JD |
1981 | /* Find the selected item, and its pane, to return |
1982 | the proper value. */ | |
165e1749 FP |
1983 | if (menu_item_selection != 0) |
1984 | { | |
1985 | Lisp_Object prefix; | |
1986 | ||
1987 | prefix = Qnil; | |
1988 | i = 0; | |
1989 | while (i < menu_items_used) | |
1990 | { | |
1991 | Lisp_Object entry; | |
1992 | ||
28be1ada | 1993 | if (EQ (AREF (menu_items, i), Qt)) |
165e1749 FP |
1994 | { |
1995 | prefix | |
28be1ada | 1996 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
165e1749 FP |
1997 | i += MENU_ITEMS_PANE_LENGTH; |
1998 | } | |
28be1ada | 1999 | else if (EQ (AREF (menu_items, i), Qquote)) |
85996cfb GM |
2000 | { |
2001 | /* This is the boundary between left-side elts and | |
2002 | right-side elts. */ | |
2003 | ++i; | |
2004 | } | |
165e1749 FP |
2005 | else |
2006 | { | |
2007 | entry | |
28be1ada | 2008 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
4939150c | 2009 | if (menu_item_selection == aref_addr (menu_items, i)) |
165e1749 FP |
2010 | { |
2011 | if (keymaps != 0) | |
2012 | { | |
6c6f1994 | 2013 | entry = list1 (entry); |
165e1749 FP |
2014 | if (!NILP (prefix)) |
2015 | entry = Fcons (prefix, entry); | |
2016 | } | |
2017 | return entry; | |
2018 | } | |
2019 | i += MENU_ITEMS_ITEM_LENGTH; | |
2020 | } | |
2021 | } | |
2022 | } | |
9f6fcdc5 JD |
2023 | else |
2024 | /* Make "Cancel" equivalent to C-g. */ | |
2025 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
2026 | |
2027 | return Qnil; | |
2028 | } | |
ba461919 | 2029 | |
0afa0aab EZ |
2030 | Lisp_Object |
2031 | xw_popup_dialog (struct frame *f, Lisp_Object header, Lisp_Object contents) | |
2032 | { | |
2033 | Lisp_Object title; | |
2034 | const char *error_name; | |
2035 | Lisp_Object selection; | |
2036 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); | |
2037 | ||
2038 | check_window_system (f); | |
2039 | ||
2040 | /* Decode the dialog items from what was specified. */ | |
2041 | title = Fcar (contents); | |
2042 | CHECK_STRING (title); | |
2043 | record_unwind_protect_void (unuse_menu_items); | |
2044 | ||
2045 | if (NILP (Fcar (Fcdr (contents)))) | |
2046 | /* No buttons specified, add an "Ok" button so users can pop down | |
2047 | the dialog. Also, the lesstif/motif version crashes if there are | |
2048 | no buttons. */ | |
2049 | contents = list2 (title, Fcons (build_string ("Ok"), Qt)); | |
2050 | ||
2051 | list_of_panes (list1 (contents)); | |
2052 | ||
2053 | /* Display them in a dialog box. */ | |
2054 | block_input (); | |
2055 | selection = xdialog_show (f, 0, title, header, &error_name); | |
2056 | unblock_input (); | |
2057 | ||
2058 | unbind_to (specpdl_count, Qnil); | |
2059 | discard_menu_items (); | |
2060 | ||
2061 | if (error_name) error ("%s", error_name); | |
2062 | return selection; | |
2063 | } | |
2064 | ||
488dd4c4 | 2065 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 2066 | |
3e703b25 GM |
2067 | /* The frame of the last activated non-toolkit menu bar. |
2068 | Used to generate menu help events. */ | |
2069 | ||
2070 | static struct frame *menu_help_frame; | |
2071 | ||
2072 | ||
62145073 GM |
2073 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
2074 | ||
2075 | PANE is the pane number, and ITEM is the menu item number in | |
2076 | the menu (currently not used). | |
177c0ea7 | 2077 | |
62145073 GM |
2078 | This cannot be done with generating a HELP_EVENT because |
2079 | XMenuActivate contains a loop that doesn't let Emacs process | |
2080 | keyboard events. */ | |
3e703b25 GM |
2081 | |
2082 | static void | |
eb18f6cc | 2083 | menu_help_callback (char const *help_string, int pane, int item) |
3e703b25 | 2084 | { |
62145073 GM |
2085 | Lisp_Object *first_item; |
2086 | Lisp_Object pane_name; | |
2087 | Lisp_Object menu_object; | |
177c0ea7 | 2088 | |
91f2d272 | 2089 | first_item = XVECTOR (menu_items)->contents; |
62145073 GM |
2090 | if (EQ (first_item[0], Qt)) |
2091 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
2092 | else if (EQ (first_item[0], Qquote)) | |
2093 | /* This shouldn't happen, see xmenu_show. */ | |
ce33e8eb | 2094 | pane_name = empty_unibyte_string; |
62145073 GM |
2095 | else |
2096 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 2097 | |
62145073 | 2098 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
6c6f1994 | 2099 | menu_object = list3 (Qmenu_item, pane_name, make_number (pane)); |
ba461919 | 2100 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
f868cd8a | 2101 | Qnil, menu_object, make_number (item)); |
3e703b25 | 2102 | } |
177c0ea7 | 2103 | |
27e498e6 | 2104 | static void |
0521f580 | 2105 | pop_down_menu (Lisp_Object arg) |
af89e871 | 2106 | { |
a10c8269 | 2107 | struct frame *f = XSAVE_POINTER (arg, 0); |
3346c1d0 | 2108 | XMenu *menu = XSAVE_POINTER (arg, 1); |
af89e871 | 2109 | |
4d7e6e51 | 2110 | block_input (); |
af89e871 | 2111 | #ifndef MSDOS |
a130b901 JD |
2112 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
2113 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 2114 | #endif |
a130b901 | 2115 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2116 | |
2117 | #ifdef HAVE_X_WINDOWS | |
2118 | /* Assume the mouse has moved out of the X window. | |
2119 | If it has actually moved in, we will get an EnterNotify. */ | |
aad3612f | 2120 | x_mouse_leave (FRAME_DISPLAY_INFO (f)); |
af89e871 JD |
2121 | |
2122 | /* State that no mouse buttons are now held. | |
2123 | (The oldXMenu code doesn't track this info for us.) | |
2124 | That is not necessarily true, but the fiction leads to reasonable | |
2125 | results, and it is a pain to ask which are actually held now. */ | |
aad3612f | 2126 | FRAME_DISPLAY_INFO (f)->grabbed = 0; |
af89e871 JD |
2127 | |
2128 | #endif /* HAVE_X_WINDOWS */ | |
2129 | ||
4d7e6e51 | 2130 | unblock_input (); |
af89e871 JD |
2131 | } |
2132 | ||
3e703b25 | 2133 | |
1fb99a3a | 2134 | Lisp_Object |
a10c8269 | 2135 | xmenu_show (struct frame *f, int x, int y, bool for_click, bool keymaps, |
6bbe6da8 | 2136 | Lisp_Object title, const char **error_name) |
dcfdbac7 | 2137 | { |
177c0ea7 | 2138 | Window root; |
78589e07 RS |
2139 | XMenu *menu; |
2140 | int pane, selidx, lpane, status; | |
2141 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2142 | char *datap; |
2143 | int ulx, uly, width, height; | |
2144 | int dispwidth, dispheight; | |
453a4f1b | 2145 | int i, j, lines, maxlines; |
4e8d3549 | 2146 | int maxwidth; |
78589e07 RS |
2147 | int dummy_int; |
2148 | unsigned int dummy_uint; | |
d311d28c | 2149 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2150 | |
65b02bb9 | 2151 | eassert (FRAME_X_P (f) || FRAME_MSDOS_P (f)); |
62af879c | 2152 | |
bf501fb9 | 2153 | *error_name = 0; |
78589e07 RS |
2154 | if (menu_items_n_panes == 0) |
2155 | return Qnil; | |
088831f6 | 2156 | |
742f715d KH |
2157 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2158 | { | |
bf501fb9 | 2159 | *error_name = "Empty menu"; |
742f715d KH |
2160 | return Qnil; |
2161 | } | |
2162 | ||
f0177f86 EZ |
2163 | block_input (); |
2164 | ||
78589e07 | 2165 | /* Figure out which root window F is on. */ |
92280f67 | 2166 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2167 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2168 | &dummy_uint, &dummy_uint); | |
18686d47 | 2169 | |
78589e07 | 2170 | /* Make the menu on that window. */ |
92280f67 | 2171 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2172 | if (menu == NULL) |
dcfdbac7 | 2173 | { |
bf501fb9 | 2174 | *error_name = "Can't create menu"; |
f0177f86 | 2175 | unblock_input (); |
78589e07 | 2176 | return Qnil; |
dcfdbac7 | 2177 | } |
78589e07 | 2178 | |
d130d129 RS |
2179 | /* Don't GC while we prepare and show the menu, |
2180 | because we give the oldxmenu library pointers to the | |
2181 | contents of strings. */ | |
2182 | inhibit_garbage_collection (); | |
2183 | ||
87485d6f | 2184 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2185 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2186 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2187 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2188 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2189 | |
2190 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2191 | x += f->left_pos; |
2192 | y += f->top_pos; | |
177c0ea7 | 2193 | |
78589e07 | 2194 | /* Create all the necessary panes and their items. */ |
eef9bc79 PE |
2195 | maxwidth = maxlines = lines = i = 0; |
2196 | lpane = XM_FAILURE; | |
78589e07 | 2197 | while (i < menu_items_used) |
dcfdbac7 | 2198 | { |
28be1ada | 2199 | if (EQ (AREF (menu_items, i), Qt)) |
dcfdbac7 | 2200 | { |
78589e07 RS |
2201 | /* Create a new pane. */ |
2202 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2203 | const char *pane_string; |
78589e07 | 2204 | |
453a4f1b JD |
2205 | maxlines = max (maxlines, lines); |
2206 | lines = 0; | |
28be1ada DA |
2207 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
2208 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
78589e07 | 2209 | pane_string = (NILP (pane_name) |
51b59d79 | 2210 | ? "" : SSDATA (pane_name)); |
78589e07 RS |
2211 | if (keymaps && !NILP (prefix)) |
2212 | pane_string++; | |
2213 | ||
92280f67 | 2214 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2215 | if (lpane == XM_FAILURE) |
2216 | { | |
92280f67 | 2217 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2218 | *error_name = "Can't create pane"; |
f0177f86 | 2219 | unblock_input (); |
78589e07 RS |
2220 | return Qnil; |
2221 | } | |
2222 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2223 | |
2224 | /* Find the width of the widest item in this pane. */ | |
4e8d3549 RS |
2225 | j = i; |
2226 | while (j < menu_items_used) | |
2227 | { | |
2228 | Lisp_Object item; | |
28be1ada | 2229 | item = AREF (menu_items, j); |
4e8d3549 RS |
2230 | if (EQ (item, Qt)) |
2231 | break; | |
2232 | if (NILP (item)) | |
2233 | { | |
2234 | j++; | |
2235 | continue; | |
2236 | } | |
d5db4077 | 2237 | width = SBYTES (item); |
4e8d3549 RS |
2238 | if (width > maxwidth) |
2239 | maxwidth = width; | |
2240 | ||
2241 | j += MENU_ITEMS_ITEM_LENGTH; | |
2242 | } | |
dcfdbac7 | 2243 | } |
fcaa7665 RS |
2244 | /* Ignore a nil in the item list. |
2245 | It's meaningful only for dialog boxes. */ | |
28be1ada | 2246 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 2247 | i += 1; |
78589e07 | 2248 | else |
dcfdbac7 | 2249 | { |
78589e07 | 2250 | /* Create a new item within current pane. */ |
3e703b25 | 2251 | Lisp_Object item_name, enable, descrip, help; |
eb18f6cc PE |
2252 | char *item_data; |
2253 | char const *help_string; | |
78589e07 | 2254 | |
28be1ada DA |
2255 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2256 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
78589e07 | 2257 | descrip |
28be1ada DA |
2258 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
2259 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
eb18f6cc | 2260 | help_string = STRINGP (help) ? SSDATA (help) : NULL; |
177c0ea7 | 2261 | |
78589e07 | 2262 | if (!NILP (descrip)) |
4e8d3549 | 2263 | { |
4e8d3549 RS |
2264 | /* if alloca is fast, use that to make the space, |
2265 | to reduce gc needs. */ | |
38182d90 | 2266 | item_data = alloca (maxwidth + SBYTES (descrip) + 1); |
eb18f6cc | 2267 | memcpy (item_data, SSDATA (item_name), SBYTES (item_name)); |
d5db4077 | 2268 | for (j = SCHARS (item_name); j < maxwidth; j++) |
4e8d3549 | 2269 | item_data[j] = ' '; |
eb18f6cc | 2270 | memcpy (item_data + j, SSDATA (descrip), SBYTES (descrip)); |
d5db4077 | 2271 | item_data[j + SBYTES (descrip)] = 0; |
4e8d3549 RS |
2272 | } |
2273 | else | |
eb18f6cc | 2274 | item_data = SSDATA (item_name); |
78589e07 | 2275 | |
eef9bc79 PE |
2276 | if (lpane == XM_FAILURE |
2277 | || (XMenuAddSelection (FRAME_X_DISPLAY (f), | |
2278 | menu, lpane, 0, item_data, | |
2279 | !NILP (enable), help_string) | |
2280 | == XM_FAILURE)) | |
dcfdbac7 | 2281 | { |
92280f67 | 2282 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2283 | *error_name = "Can't add selection to menu"; |
f0177f86 | 2284 | unblock_input (); |
78589e07 | 2285 | return Qnil; |
dcfdbac7 | 2286 | } |
78589e07 | 2287 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2288 | lines++; |
dcfdbac7 JB |
2289 | } |
2290 | } | |
4e8d3549 | 2291 | |
453a4f1b JD |
2292 | maxlines = max (maxlines, lines); |
2293 | ||
78589e07 | 2294 | /* All set and ready to fly. */ |
92280f67 | 2295 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2296 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2297 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2298 | x = min (x, dispwidth); |
2299 | y = min (y, dispheight); | |
2300 | x = max (x, 1); | |
2301 | y = max (y, 1); | |
92280f67 | 2302 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2303 | &ulx, &uly, &width, &height); |
2304 | if (ulx+width > dispwidth) | |
2305 | { | |
78589e07 | 2306 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2307 | ulx = dispwidth - width; |
2308 | } | |
2309 | if (uly+height > dispheight) | |
2310 | { | |
78589e07 | 2311 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2312 | uly = dispheight - height; |
2313 | } | |
2de7397f EZ |
2314 | #ifndef HAVE_X_WINDOWS |
2315 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2316 | { | |
2317 | /* Move the menu away of the echo area, to avoid overwriting the | |
2318 | menu with help echo messages or vice versa. */ | |
2319 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2320 | { | |
2321 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2322 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2323 | } | |
2324 | else | |
2325 | { | |
2326 | y--; | |
2327 | uly--; | |
2328 | } | |
2329 | } | |
2330 | #endif | |
78589e07 RS |
2331 | if (ulx < 0) x -= ulx; |
2332 | if (uly < 0) y -= uly; | |
121e4555 | 2333 | |
453a4f1b JD |
2334 | if (! for_click) |
2335 | { | |
2336 | /* If position was not given by a mouse click, adjust so upper left | |
2337 | corner of the menu as a whole ends up at given coordinates. This | |
2338 | is what x-popup-menu says in its documentation. */ | |
2339 | x += width/2; | |
2340 | y += 1.5*height/(maxlines+2); | |
2341 | } | |
2342 | ||
121e4555 | 2343 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2344 | XMenuSetFreeze (menu, TRUE); |
2345 | pane = selidx = 0; | |
3e703b25 | 2346 | |
c3438661 JD |
2347 | #ifndef MSDOS |
2348 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2349 | #endif | |
59cfb104 | 2350 | |
1396ac86 | 2351 | record_unwind_protect (pop_down_menu, make_save_ptr_ptr (f, menu)); |
c3438661 | 2352 | |
3e703b25 GM |
2353 | /* Help display under X won't work because XMenuActivate contains |
2354 | a loop that doesn't give Emacs a chance to process it. */ | |
2355 | menu_help_frame = f; | |
92280f67 | 2356 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2357 | x, y, ButtonReleaseMask, &datap, |
2358 | menu_help_callback); | |
eef9bc79 | 2359 | entry = pane_prefix = Qnil; |
a352a815 | 2360 | |
dcfdbac7 JB |
2361 | switch (status) |
2362 | { | |
2363 | case XM_SUCCESS: | |
2364 | #ifdef XDEBUG | |
2365 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2366 | #endif | |
fa6d54d9 | 2367 | |
78589e07 RS |
2368 | /* Find the item number SELIDX in pane number PANE. */ |
2369 | i = 0; | |
2370 | while (i < menu_items_used) | |
fa6d54d9 | 2371 | { |
28be1ada | 2372 | if (EQ (AREF (menu_items, i), Qt)) |
088831f6 | 2373 | { |
78589e07 RS |
2374 | if (pane == 0) |
2375 | pane_prefix | |
28be1ada | 2376 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
2377 | pane--; |
2378 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2379 | } |
78589e07 | 2380 | else |
ab6ee1a0 | 2381 | { |
78589e07 | 2382 | if (pane == -1) |
ab6ee1a0 | 2383 | { |
78589e07 | 2384 | if (selidx == 0) |
ab6ee1a0 | 2385 | { |
78589e07 | 2386 | entry |
28be1ada | 2387 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
7cded46f | 2388 | if (keymaps) |
ab6ee1a0 | 2389 | { |
6c6f1994 | 2390 | entry = list1 (entry); |
78589e07 RS |
2391 | if (!NILP (pane_prefix)) |
2392 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2393 | } |
78589e07 | 2394 | break; |
ab6ee1a0 | 2395 | } |
78589e07 | 2396 | selidx--; |
ab6ee1a0 | 2397 | } |
78589e07 | 2398 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2399 | } |
2400 | } | |
78589e07 | 2401 | break; |
dcfdbac7 | 2402 | |
78589e07 | 2403 | case XM_FAILURE: |
bf501fb9 | 2404 | *error_name = "Can't activate menu"; |
78589e07 | 2405 | case XM_IA_SELECT: |
9f6fcdc5 | 2406 | break; |
78589e07 | 2407 | case XM_NO_SELECT: |
be6ed24a RS |
2408 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2409 | the menu was invoked with a mouse event as POSITION). */ | |
9f6fcdc5 | 2410 | if (! for_click) |
f0177f86 EZ |
2411 | { |
2412 | unblock_input (); | |
2413 | Fsignal (Qquit, Qnil); | |
2414 | } | |
78589e07 | 2415 | break; |
dcfdbac7 | 2416 | } |
a5285df3 | 2417 | |
f0177f86 | 2418 | unblock_input (); |
af89e871 | 2419 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2420 | |
78589e07 | 2421 | return entry; |
dcfdbac7 | 2422 | } |
4dedbfe0 | 2423 | |
78589e07 | 2424 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c | 2425 | |
d009ae66 EZ |
2426 | #ifndef MSDOS |
2427 | /* Detect if a dialog or menu has been posted. MSDOS has its own | |
2428 | implementation on msdos.c. */ | |
b79b8a1c | 2429 | |
077288cf | 2430 | int ATTRIBUTE_CONST |
971de7fb | 2431 | popup_activated (void) |
b79b8a1c CY |
2432 | { |
2433 | return popup_activated_flag; | |
2434 | } | |
d009ae66 | 2435 | #endif /* not MSDOS */ |
e3135734 CY |
2436 | |
2437 | /* The following is used by delayed window autoselection. */ | |
2438 | ||
2439 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2440 | doc: /* Return t if a menu or popup dialog is active. */) | |
5842a27b | 2441 | (void) |
e3135734 | 2442 | { |
e3135734 | 2443 | return (popup_activated ()) ? Qt : Qnil; |
e3135734 | 2444 | } |
088831f6 | 2445 | \f |
dfcf069d | 2446 | void |
971de7fb | 2447 | syms_of_xmenu (void) |
dcfdbac7 | 2448 | { |
cd3520a4 | 2449 | DEFSYM (Qdebug_on_next_call, "debug-on-next-call"); |
0314aacb | 2450 | |
8ed87156 | 2451 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2452 | widget_id_tick = (1<<16); |
88766961 | 2453 | next_menubar_widget_id = 1; |
8ed87156 RS |
2454 | #endif |
2455 | ||
508fb067 | 2456 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2457 | |
2458 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2459 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2460 | Ffset (intern_c_string ("accelerate-menu"), |
2461 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe | 2462 | #endif |
dcfdbac7 | 2463 | } |