Commit | Line | Data |
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dcfdbac7 | 1 | /* X Communication module for terminals which understand the X protocol. |
95df8112 | 2 | |
acaf905b | 3 | Copyright (C) 1986, 1988, 1993-1994, 1996, 1999-2012 |
95df8112 | 4 | Free Software Foundation, Inc. |
dcfdbac7 JB |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
9ec0b715 | 8 | GNU Emacs is free software: you can redistribute it and/or modify |
dcfdbac7 | 9 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. | |
dcfdbac7 JB |
12 | |
13 | GNU Emacs is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 19 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
dcfdbac7 | 20 | |
c9e60620 | 21 | /* X pop-up deck-of-cards menu facility for GNU Emacs. |
dcfdbac7 JB |
22 | * |
23 | * Written by Jon Arnold and Roman Budzianowski | |
24 | * Mods and rewrite by Robert Krawitz | |
25 | * | |
26 | */ | |
27 | ||
18686d47 RS |
28 | /* Modified by Fred Pierresteguy on December 93 |
29 | to make the popup menus and menubar use the Xt. */ | |
30 | ||
78589e07 RS |
31 | /* Rewritten for clarity and GC protection by rms in Feb 94. */ |
32 | ||
68c45bf0 PE |
33 | #include <config.h> |
34 | ||
8faf6057 | 35 | #if 0 /* Why was this included? And without syssignal.h? */ |
dcfdbac7 JB |
36 | /* On 4.3 this loses if it comes after xterm.h. */ |
37 | #include <signal.h> | |
8faf6057 | 38 | #endif |
565620a5 RS |
39 | |
40 | #include <stdio.h> | |
d7306fe6 | 41 | #include <setjmp.h> |
7ee72033 | 42 | |
dcfdbac7 | 43 | #include "lisp.h" |
02067692 | 44 | #include "keyboard.h" |
5ee707b8 | 45 | #include "keymap.h" |
7708e9bd | 46 | #include "frame.h" |
428a555e | 47 | #include "termhooks.h" |
dcfdbac7 | 48 | #include "window.h" |
9ac0d9e0 | 49 | #include "blockinput.h" |
e5560ff7 | 50 | #include "character.h" |
88766961 | 51 | #include "buffer.h" |
cc45fb40 SM |
52 | #include "charset.h" |
53 | #include "coding.h" | |
c3438661 | 54 | #include "sysselect.h" |
dcfdbac7 | 55 | |
eeee3112 RS |
56 | #ifdef MSDOS |
57 | #include "msdos.h" | |
58 | #endif | |
59 | ||
87485d6f | 60 | #ifdef HAVE_X_WINDOWS |
dcfdbac7 JB |
61 | /* This may include sys/types.h, and that somehow loses |
62 | if this is not done before the other system files. */ | |
63 | #include "xterm.h" | |
87485d6f | 64 | #endif |
dcfdbac7 JB |
65 | |
66 | /* Load sys/types.h if not already loaded. | |
67 | In some systems loading it twice is suicidal. */ | |
68 | #ifndef makedev | |
69 | #include <sys/types.h> | |
70 | #endif | |
71 | ||
72 | #include "dispextern.h" | |
73 | ||
87485d6f | 74 | #ifdef HAVE_X_WINDOWS |
646f98ec DL |
75 | /* Defining HAVE_MULTILINGUAL_MENU would mean that the toolkit menu |
76 | code accepts the Emacs internal encoding. */ | |
703dc2a8 | 77 | #undef HAVE_MULTILINGUAL_MENU |
18686d47 | 78 | #ifdef USE_X_TOOLKIT |
991786dd | 79 | #include "widget.h" |
18686d47 RS |
80 | #include <X11/Xlib.h> |
81 | #include <X11/IntrinsicP.h> | |
82 | #include <X11/CoreP.h> | |
83 | #include <X11/StringDefs.h> | |
60f312e2 | 84 | #include <X11/Shell.h> |
5ee80bd3 | 85 | #ifdef USE_LUCID |
99852628 JD |
86 | #include "xsettings.h" |
87 | #include "../lwlib/xlwmenu.h" | |
5262c5c7 CY |
88 | #ifdef HAVE_XAW3D |
89 | #include <X11/Xaw3d/Paned.h> | |
90 | #else /* !HAVE_XAW3D */ | |
1d1c1567 | 91 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 92 | #endif /* HAVE_XAW3D */ |
5ee80bd3 | 93 | #endif /* USE_LUCID */ |
c865c575 | 94 | #ifdef USE_MOTIF |
dee186b6 | 95 | #include "../lwlib/lwlib.h" |
c865c575 | 96 | #endif |
a352a815 | 97 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 | 98 | #ifndef USE_GTK |
a352a815 | 99 | #include "../oldXMenu/XMenu.h" |
488dd4c4 | 100 | #endif |
a352a815 RS |
101 | #endif /* not USE_X_TOOLKIT */ |
102 | #endif /* HAVE_X_WINDOWS */ | |
18686d47 | 103 | |
e7c9048f AS |
104 | #ifdef USE_GTK |
105 | #include "gtkutil.h" | |
93d5ca1f JD |
106 | #ifdef HAVE_GTK3 |
107 | #include "xgselect.h" | |
108 | #endif | |
e7c9048f AS |
109 | #endif |
110 | ||
111 | #include "menu.h" | |
112 | ||
dcfdbac7 JB |
113 | #ifndef TRUE |
114 | #define TRUE 1 | |
78589e07 | 115 | #endif /* no TRUE */ |
dcfdbac7 | 116 | |
955cbe7b | 117 | static Lisp_Object Qdebug_on_next_call; |
0314aacb | 118 | |
04bab72c | 119 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
f57e2426 | 120 | static Lisp_Object xdialog_show (FRAME_PTR, int, Lisp_Object, Lisp_Object, |
42ca4633 | 121 | const char **); |
3427a3db | 122 | #endif |
78589e07 | 123 | \f |
4dedbfe0 | 124 | /* Flag which when set indicates a dialog or menu has been posted by |
c98fcf4b | 125 | Xt on behalf of one of the widget sets. */ |
488dd4c4 | 126 | static int popup_activated_flag; |
4dedbfe0 | 127 | |
bd3a4da2 | 128 | \f |
88766961 | 129 | #ifdef USE_X_TOOLKIT |
bd3a4da2 | 130 | |
281585b0 PE |
131 | static int next_menubar_widget_id; |
132 | ||
7556890b | 133 | /* Return the frame whose ->output_data.x->id equals ID, or 0 if none. */ |
bd3a4da2 | 134 | |
88766961 | 135 | static struct frame * |
ebd15611 | 136 | menubar_id_to_frame (LWLIB_ID id) |
88766961 RS |
137 | { |
138 | Lisp_Object tail, frame; | |
139 | FRAME_PTR f; | |
bd3a4da2 | 140 | |
8e50cc2d | 141 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
bd3a4da2 | 142 | { |
8e713be6 | 143 | frame = XCAR (tail); |
8e50cc2d | 144 | if (!FRAMEP (frame)) |
88766961 RS |
145 | continue; |
146 | f = XFRAME (frame); | |
2d764c78 | 147 | if (!FRAME_WINDOW_P (f)) |
88766961 | 148 | continue; |
7556890b | 149 | if (f->output_data.x->id == id) |
88766961 | 150 | return f; |
bd3a4da2 | 151 | } |
88766961 | 152 | return 0; |
bd3a4da2 | 153 | } |
88766961 RS |
154 | |
155 | #endif | |
4dedbfe0 | 156 | \f |
a894238b JD |
157 | #ifdef HAVE_X_WINDOWS |
158 | /* Return the mouse position in *X and *Y. The coordinates are window | |
159 | relative for the edit window in frame F. | |
160 | This is for Fx_popup_menu. The mouse_position_hook can not | |
161 | be used for X, as it returns window relative coordinates | |
162 | for the window where the mouse is in. This could be the menu bar, | |
163 | the scroll bar or the edit window. Fx_popup_menu needs to be | |
164 | sure it is the edit window. */ | |
ef7417fd | 165 | void |
971de7fb | 166 | mouse_position_for_popup (FRAME_PTR f, int *x, int *y) |
a894238b JD |
167 | { |
168 | Window root, dummy_window; | |
169 | int dummy; | |
170 | ||
62af879c KL |
171 | if (! FRAME_X_P (f)) |
172 | abort (); | |
173 | ||
a894238b | 174 | BLOCK_INPUT; |
177c0ea7 | 175 | |
a894238b JD |
176 | XQueryPointer (FRAME_X_DISPLAY (f), |
177 | DefaultRootWindow (FRAME_X_DISPLAY (f)), | |
178 | ||
179 | /* The root window which contains the pointer. */ | |
180 | &root, | |
181 | ||
182 | /* Window pointer is on, not used */ | |
183 | &dummy_window, | |
184 | ||
185 | /* The position on that root window. */ | |
186 | x, y, | |
187 | ||
188 | /* x/y in dummy_window coordinates, not used. */ | |
189 | &dummy, &dummy, | |
190 | ||
191 | /* Modifier keys and pointer buttons, about which | |
192 | we don't care. */ | |
193 | (unsigned int *) &dummy); | |
194 | ||
195 | UNBLOCK_INPUT; | |
196 | ||
197 | /* xmenu_show expects window coordinates, not root window | |
198 | coordinates. Translate. */ | |
9882535b KS |
199 | *x -= f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
200 | *y -= f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
a894238b JD |
201 | } |
202 | ||
203 | #endif /* HAVE_X_WINDOWS */ | |
204 | ||
1e659e4c RS |
205 | #ifdef HAVE_MENUS |
206 | ||
a7ca3326 | 207 | DEFUN ("x-popup-dialog", Fx_popup_dialog, Sx_popup_dialog, 2, 3, 0, |
f6e34773 | 208 | doc: /* Pop up a dialog box and return user's selection. |
228299fa GM |
209 | POSITION specifies which frame to use. |
210 | This is normally a mouse button event or a window or frame. | |
211 | If POSITION is t, it means to use the frame the mouse is on. | |
212 | The dialog box appears in the middle of the specified frame. | |
213 | ||
214 | CONTENTS specifies the alternatives to display in the dialog box. | |
6a040d6a | 215 | It is a list of the form (DIALOG ITEM1 ITEM2...). |
228299fa GM |
216 | Each ITEM is a cons cell (STRING . VALUE). |
217 | The return value is VALUE from the chosen item. | |
218 | ||
219 | An ITEM may also be just a string--that makes a nonselectable item. | |
220 | An ITEM may also be nil--that means to put all preceding items | |
221 | on the left of the dialog box and all following items on the right. | |
c05fe5d5 LT |
222 | \(By default, approximately half appear on each side.) |
223 | ||
6a040d6a NR |
224 | If HEADER is non-nil, the frame title for the box is "Information", |
225 | otherwise it is "Question". | |
226 | ||
c05fe5d5 LT |
227 | If the user gets rid of the dialog box without making a valid choice, |
228 | for instance using the window manager, then this produces a quit and | |
229 | `x-popup-dialog' does not return. */) | |
5842a27b | 230 | (Lisp_Object position, Lisp_Object contents, Lisp_Object header) |
165e1749 | 231 | { |
cc45fb40 | 232 | FRAME_PTR f = NULL; |
99fe880d | 233 | Lisp_Object window; |
165e1749 FP |
234 | |
235 | check_x (); | |
236 | ||
99fe880d | 237 | /* Decode the first argument: find the window or frame to use. */ |
88d4f6ec | 238 | if (EQ (position, Qt) |
2b06561a DL |
239 | || (CONSP (position) && (EQ (XCAR (position), Qmenu_bar) |
240 | || EQ (XCAR (position), Qtool_bar)))) | |
165e1749 | 241 | { |
b14db4d7 | 242 | #if 0 /* Using the frame the mouse is on may not be right. */ |
99fe880d | 243 | /* Use the mouse's current position. */ |
b404828f | 244 | FRAME_PTR new_f = SELECTED_FRAME (); |
99fe880d | 245 | Lisp_Object bar_window; |
cc45fb40 | 246 | enum scroll_bar_part part; |
08dc5ae6 | 247 | Time time; |
99fe880d | 248 | Lisp_Object x, y; |
165e1749 | 249 | |
46b657e2 | 250 | (*mouse_position_hook) (&new_f, 1, &bar_window, &part, &x, &y, &time); |
5ca2ef64 | 251 | |
99fe880d | 252 | if (new_f != 0) |
a39f0477 | 253 | XSETFRAME (window, new_f); |
99fe880d RS |
254 | else |
255 | window = selected_window; | |
b14db4d7 | 256 | #endif |
88d4f6ec | 257 | window = selected_window; |
99fe880d RS |
258 | } |
259 | else if (CONSP (position)) | |
260 | { | |
7d7bbefd | 261 | Lisp_Object tem = XCAR (position); |
b5bb2705 | 262 | if (CONSP (tem)) |
99fe880d | 263 | window = Fcar (Fcdr (position)); |
80670155 RS |
264 | else |
265 | { | |
99fe880d RS |
266 | tem = Fcar (Fcdr (position)); /* EVENT_START (position) */ |
267 | window = Fcar (tem); /* POSN_WINDOW (tem) */ | |
165e1749 | 268 | } |
165e1749 | 269 | } |
99fe880d RS |
270 | else if (WINDOWP (position) || FRAMEP (position)) |
271 | window = position; | |
a9be6839 RS |
272 | else |
273 | window = Qnil; | |
165e1749 | 274 | |
99fe880d | 275 | /* Decode where to put the menu. */ |
165e1749 | 276 | |
b5bb2705 | 277 | if (FRAMEP (window)) |
99fe880d | 278 | f = XFRAME (window); |
b5bb2705 | 279 | else if (WINDOWP (window)) |
165e1749 | 280 | { |
b7826503 | 281 | CHECK_LIVE_WINDOW (window); |
99fe880d | 282 | f = XFRAME (WINDOW_FRAME (XWINDOW (window))); |
165e1749 | 283 | } |
99fe880d RS |
284 | else |
285 | /* ??? Not really clean; should be CHECK_WINDOW_OR_FRAME, | |
286 | but I don't want to make one now. */ | |
b7826503 | 287 | CHECK_WINDOW (window); |
165e1749 | 288 | |
a9e1244d EZ |
289 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
290 | error ("Can not put X dialog on this terminal"); | |
62af879c | 291 | |
5da9fdfa YM |
292 | /* Force a redisplay before showing the dialog. If a frame is created |
293 | just before showing the dialog, its contents may not have been fully | |
294 | drawn, as this depends on timing of events from the X server. Redisplay | |
295 | is not done when a dialog is shown. If redisplay could be done in the | |
296 | X event loop (i.e. the X event loop does not run in a signal handler) | |
297 | this would not be needed. | |
298 | ||
299 | Do this before creating the widget value that points to Lisp | |
300 | string contents, because Fredisplay may GC and relocate them. */ | |
301 | Fredisplay (Qt); | |
302 | ||
488dd4c4 | 303 | #if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK) |
99fe880d RS |
304 | /* Display a menu with these alternatives |
305 | in the middle of frame F. */ | |
306 | { | |
307 | Lisp_Object x, y, frame, newpos; | |
a39f0477 KH |
308 | XSETFRAME (frame, f); |
309 | XSETINT (x, x_pixel_width (f) / 2); | |
310 | XSETINT (y, x_pixel_height (f) / 2); | |
99fe880d RS |
311 | newpos = Fcons (Fcons (x, Fcons (y, Qnil)), Fcons (frame, Qnil)); |
312 | ||
313 | return Fx_popup_menu (newpos, | |
314 | Fcons (Fcar (contents), Fcons (contents, Qnil))); | |
315 | } | |
316 | #else | |
317 | { | |
318 | Lisp_Object title; | |
42ca4633 | 319 | const char *error_name; |
99fe880d | 320 | Lisp_Object selection; |
d311d28c | 321 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
165e1749 | 322 | |
99fe880d RS |
323 | /* Decode the dialog items from what was specified. */ |
324 | title = Fcar (contents); | |
b7826503 | 325 | CHECK_STRING (title); |
86fad4ec | 326 | record_unwind_protect (unuse_menu_items, Qnil); |
165e1749 | 327 | |
6b61353c KH |
328 | if (NILP (Fcar (Fcdr (contents)))) |
329 | /* No buttons specified, add an "Ok" button so users can pop down | |
330 | the dialog. Also, the lesstif/motif version crashes if there are | |
331 | no buttons. */ | |
332 | contents = Fcons (title, Fcons (Fcons (build_string ("Ok"), Qt), Qnil)); | |
b9de078a | 333 | |
99fe880d | 334 | list_of_panes (Fcons (contents, Qnil)); |
165e1749 | 335 | |
99fe880d RS |
336 | /* Display them in a dialog box. */ |
337 | BLOCK_INPUT; | |
6a040d6a | 338 | selection = xdialog_show (f, 0, title, header, &error_name); |
99fe880d | 339 | UNBLOCK_INPUT; |
165e1749 | 340 | |
86fad4ec | 341 | unbind_to (specpdl_count, Qnil); |
99fe880d RS |
342 | discard_menu_items (); |
343 | ||
f390e2d5 | 344 | if (error_name) error ("%s", error_name); |
99fe880d RS |
345 | return selection; |
346 | } | |
7464b131 | 347 | #endif |
392d3f4b | 348 | } |
c3438661 JD |
349 | |
350 | ||
351 | #ifndef MSDOS | |
352 | ||
4475bec4 PE |
353 | #if defined USE_GTK || defined USE_MOTIF |
354 | ||
b3935289 JD |
355 | /* Set menu_items_inuse so no other popup menu or dialog is created. */ |
356 | ||
357 | void | |
971de7fb | 358 | x_menu_set_in_use (int in_use) |
b3935289 JD |
359 | { |
360 | menu_items_inuse = in_use ? Qt : Qnil; | |
5ae53dcf | 361 | popup_activated_flag = in_use; |
73dba342 | 362 | #ifdef USE_X_TOOLKIT |
98a20c65 CY |
363 | if (popup_activated_flag) |
364 | x_activate_timeout_atimer (); | |
73dba342 | 365 | #endif |
b3935289 JD |
366 | } |
367 | ||
4475bec4 PE |
368 | #endif |
369 | ||
c3438661 JD |
370 | /* Wait for an X event to arrive or for a timer to expire. */ |
371 | ||
6f37259d PE |
372 | #ifndef USE_MOTIF |
373 | static | |
374 | #endif | |
b3935289 | 375 | void |
c3438661 JD |
376 | x_menu_wait_for_event (void *data) |
377 | { | |
c3438661 JD |
378 | /* Another way to do this is to register a timer callback, that can be |
379 | done in GTK and Xt. But we have to do it like this when using only X | |
380 | anyway, and with callbacks we would have three variants for timer handling | |
381 | instead of the small ifdefs below. */ | |
382 | ||
383 | while ( | |
384 | #ifdef USE_X_TOOLKIT | |
f1d1cd24 | 385 | ! XtAppPending (Xt_app_con) |
c3438661 JD |
386 | #elif defined USE_GTK |
387 | ! gtk_events_pending () | |
388 | #else | |
389 | ! XPending ((Display*) data) | |
390 | #endif | |
391 | ) | |
392 | { | |
f868cd8a | 393 | EMACS_TIME next_time = timer_check (), *ntp; |
c3438661 JD |
394 | SELECT_TYPE read_fds; |
395 | struct x_display_info *dpyinfo; | |
396 | int n = 0; | |
397 | ||
398 | FD_ZERO (&read_fds); | |
399 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
400 | { | |
401 | int fd = ConnectionNumber (dpyinfo->display); | |
402 | FD_SET (fd, &read_fds); | |
403 | if (fd > n) n = fd; | |
11814156 | 404 | XFlush (dpyinfo->display); |
c3438661 JD |
405 | } |
406 | ||
d35af63c | 407 | if (! EMACS_TIME_VALID_P (next_time)) |
e90292a9 JD |
408 | ntp = 0; |
409 | else | |
410 | ntp = &next_time; | |
c3438661 | 411 | |
93d5ca1f | 412 | #ifdef HAVE_GTK3 |
63def6b6 CY |
413 | /* Gtk3 have arrows on menus when they don't fit. When the |
414 | pointer is over an arrow, a timeout scrolls it a bit. Use | |
415 | xg_select so that timeout gets triggered. */ | |
416 | xg_select (n + 1, &read_fds, NULL, NULL, ntp, NULL); | |
93d5ca1f | 417 | #else |
d35af63c | 418 | pselect (n + 1, &read_fds, NULL, NULL, ntp, NULL); |
93d5ca1f | 419 | #endif |
c3438661 JD |
420 | } |
421 | } | |
422 | #endif /* ! MSDOS */ | |
423 | ||
78589e07 | 424 | \f |
488dd4c4 | 425 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
18686d47 | 426 | |
f1d1cd24 JD |
427 | #ifdef USE_X_TOOLKIT |
428 | ||
4dedbfe0 | 429 | /* Loop in Xt until the menu pulldown or dialog popup has been |
f56e7ad2 | 430 | popped down (deactivated). This is used for x-popup-menu |
f02cac82 RS |
431 | and x-popup-dialog; it is not used for the menu bar. |
432 | ||
2e2b8e22 | 433 | NOTE: All calls to popup_get_selection should be protected |
c98fcf4b | 434 | with BLOCK_INPUT, UNBLOCK_INPUT wrappers. */ |
aa669def | 435 | |
f02cac82 | 436 | static void |
ebd15611 | 437 | popup_get_selection (XEvent *initial_event, struct x_display_info *dpyinfo, LWLIB_ID id, int do_timers) |
78589e07 | 438 | { |
4dedbfe0 | 439 | XEvent event; |
f02cac82 | 440 | |
8b806a85 JD |
441 | while (popup_activated_flag) |
442 | { | |
c0b0f54b | 443 | if (initial_event) |
8b806a85 JD |
444 | { |
445 | event = *initial_event; | |
446 | initial_event = 0; | |
447 | } | |
448 | else | |
c3438661 JD |
449 | { |
450 | if (do_timers) x_menu_wait_for_event (0); | |
451 | XtAppNextEvent (Xt_app_con, &event); | |
452 | } | |
78589e07 | 453 | |
10624005 | 454 | /* Make sure we don't consider buttons grabbed after menu goes. |
8b806a85 JD |
455 | And make sure to deactivate for any ButtonRelease, |
456 | even if XtDispatchEvent doesn't do that. */ | |
457 | if (event.type == ButtonRelease | |
458 | && dpyinfo->display == event.xbutton.display) | |
10624005 KH |
459 | { |
460 | dpyinfo->grabbed &= ~(1 << event.xbutton.button); | |
177c0ea7 | 461 | #ifdef USE_MOTIF /* Pretending that the event came from a |
8b806a85 JD |
462 | Btn1Down seems the only way to convince Motif to |
463 | activate its callbacks; setting the XmNmenuPost | |
464 | isn't working. --marcus@sysc.pdx.edu. */ | |
465 | event.xbutton.button = 1; | |
466 | /* Motif only pops down menus when no Ctrl, Alt or Mod | |
467 | key is pressed and the button is released. So reset key state | |
468 | so Motif thinks this is the case. */ | |
469 | event.xbutton.state = 0; | |
c8b5aa3d | 470 | #endif |
10624005 | 471 | } |
33385c6f | 472 | /* Pop down on C-g and Escape. */ |
2e2b8e22 | 473 | else if (event.type == KeyPress |
10624005 | 474 | && dpyinfo->display == event.xbutton.display) |
8b806a85 JD |
475 | { |
476 | KeySym keysym = XLookupKeysym (&event.xkey, 0); | |
9f6fcdc5 | 477 | |
33385c6f JD |
478 | if ((keysym == XK_g && (event.xkey.state & ControlMask) != 0) |
479 | || keysym == XK_Escape) /* Any escape, ignore modifiers. */ | |
9f6fcdc5 | 480 | popup_activated_flag = 0; |
8b806a85 | 481 | } |
177c0ea7 | 482 | |
8b806a85 | 483 | x_dispatch_event (&event, event.xany.display); |
aa669def | 484 | } |
78589e07 RS |
485 | } |
486 | ||
12b6af5c | 487 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
488 | doc: /* Start key navigation of the menu bar in FRAME. |
489 | This initially opens the first menu bar item and you can then navigate with the | |
490 | arrow keys, select a menu entry with the return key or cancel with the | |
491 | escape key. If FRAME has no menu bar this function does nothing. | |
492 | ||
493 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 494 | (Lisp_Object frame) |
22badffe JD |
495 | { |
496 | XEvent ev; | |
497 | FRAME_PTR f = check_x_frame (frame); | |
498 | Widget menubar; | |
499 | BLOCK_INPUT; | |
500 | ||
501 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
502 | set_frame_menubar (f, 0, 1); | |
503 | ||
504 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
505 | if (menubar) | |
506 | { | |
507 | Window child; | |
508 | int error_p = 0; | |
509 | ||
510 | x_catch_errors (FRAME_X_DISPLAY (f)); | |
511 | memset (&ev, 0, sizeof ev); | |
512 | ev.xbutton.display = FRAME_X_DISPLAY (f); | |
513 | ev.xbutton.window = XtWindow (menubar); | |
514 | ev.xbutton.root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
515 | ev.xbutton.time = XtLastTimestampProcessed (FRAME_X_DISPLAY (f)); | |
516 | ev.xbutton.button = Button1; | |
517 | ev.xbutton.x = ev.xbutton.y = FRAME_MENUBAR_HEIGHT (f) / 2; | |
518 | ev.xbutton.same_screen = True; | |
519 | ||
520 | #ifdef USE_MOTIF | |
521 | { | |
522 | Arg al[2]; | |
523 | WidgetList list; | |
524 | Cardinal nr; | |
525 | XtSetArg (al[0], XtNchildren, &list); | |
526 | XtSetArg (al[1], XtNnumChildren, &nr); | |
527 | XtGetValues (menubar, al, 2); | |
528 | ev.xbutton.window = XtWindow (list[0]); | |
529 | } | |
530 | #endif | |
531 | ||
532 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
533 | /* From-window, to-window. */ | |
534 | ev.xbutton.window, ev.xbutton.root, | |
535 | ||
536 | /* From-position, to-position. */ | |
537 | ev.xbutton.x, ev.xbutton.y, | |
538 | &ev.xbutton.x_root, &ev.xbutton.y_root, | |
539 | ||
540 | /* Child of win. */ | |
541 | &child); | |
542 | error_p = x_had_errors_p (FRAME_X_DISPLAY (f)); | |
543 | x_uncatch_errors (); | |
544 | ||
545 | if (! error_p) | |
546 | { | |
547 | ev.type = ButtonPress; | |
548 | ev.xbutton.state = 0; | |
549 | ||
550 | XtDispatchEvent (&ev); | |
551 | ev.xbutton.type = ButtonRelease; | |
552 | ev.xbutton.state = Button1Mask; | |
553 | XtDispatchEvent (&ev); | |
554 | } | |
555 | } | |
556 | ||
557 | UNBLOCK_INPUT; | |
57d671b4 AS |
558 | |
559 | return Qnil; | |
22badffe | 560 | } |
488dd4c4 JD |
561 | #endif /* USE_X_TOOLKIT */ |
562 | ||
22badffe | 563 | |
488dd4c4 | 564 | #ifdef USE_GTK |
12b6af5c | 565 | DEFUN ("x-menu-bar-open-internal", Fx_menu_bar_open_internal, Sx_menu_bar_open_internal, 0, 1, "i", |
22badffe JD |
566 | doc: /* Start key navigation of the menu bar in FRAME. |
567 | This initially opens the first menu bar item and you can then navigate with the | |
568 | arrow keys, select a menu entry with the return key or cancel with the | |
569 | escape key. If FRAME has no menu bar this function does nothing. | |
570 | ||
571 | If FRAME is nil or not given, use the selected frame. */) | |
5842a27b | 572 | (Lisp_Object frame) |
22badffe JD |
573 | { |
574 | GtkWidget *menubar; | |
8630721e CY |
575 | FRAME_PTR f; |
576 | ||
718aeeb8 CY |
577 | /* gcc 2.95 doesn't accept the FRAME_PTR declaration after |
578 | BLOCK_INPUT. */ | |
579 | ||
22badffe | 580 | BLOCK_INPUT; |
8630721e | 581 | f = check_x_frame (frame); |
22badffe JD |
582 | |
583 | if (FRAME_EXTERNAL_MENU_BAR (f)) | |
584 | set_frame_menubar (f, 0, 1); | |
585 | ||
586 | menubar = FRAME_X_OUTPUT (f)->menubar_widget; | |
587 | if (menubar) | |
588 | { | |
589 | /* Activate the first menu. */ | |
590 | GList *children = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
591 | ||
32d46135 JD |
592 | if (children) |
593 | { | |
594 | g_signal_emit_by_name (children->data, "activate_item"); | |
595 | popup_activated_flag = 1; | |
596 | g_list_free (children); | |
597 | } | |
22badffe JD |
598 | } |
599 | UNBLOCK_INPUT; | |
600 | ||
601 | return Qnil; | |
602 | } | |
603 | ||
488dd4c4 JD |
604 | /* Loop util popup_activated_flag is set to zero in a callback. |
605 | Used for popup menus and dialogs. */ | |
f1d1cd24 | 606 | |
488dd4c4 | 607 | static void |
971de7fb | 608 | popup_widget_loop (int do_timers, GtkWidget *widget) |
488dd4c4 JD |
609 | { |
610 | ++popup_activated_flag; | |
611 | ||
612 | /* Process events in the Gtk event loop until done. */ | |
613 | while (popup_activated_flag) | |
614 | { | |
c3438661 | 615 | if (do_timers) x_menu_wait_for_event (0); |
488dd4c4 JD |
616 | gtk_main_iteration (); |
617 | } | |
618 | } | |
619 | #endif | |
620 | ||
88766961 RS |
621 | /* Activate the menu bar of frame F. |
622 | This is called from keyboard.c when it gets the | |
3b8f9651 | 623 | MENU_BAR_ACTIVATE_EVENT out of the Emacs event queue. |
88766961 RS |
624 | |
625 | To activate the menu bar, we use the X button-press event | |
ac78b144 | 626 | that was saved in saved_menu_event. |
88766961 RS |
627 | That makes the toolkit do its thing. |
628 | ||
629 | But first we recompute the menu bar contents (the whole tree). | |
630 | ||
631 | The reason for saving the button event until here, instead of | |
632 | passing it to the toolkit right away, is that we can safely | |
633 | execute Lisp code. */ | |
177c0ea7 | 634 | |
dfcf069d | 635 | void |
971de7fb | 636 | x_activate_menubar (FRAME_PTR f) |
88766961 | 637 | { |
62af879c KL |
638 | if (! FRAME_X_P (f)) |
639 | abort (); | |
640 | ||
ac78b144 | 641 | if (!f->output_data.x->saved_menu_event->type) |
88766961 RS |
642 | return; |
643 | ||
177c0ea7 | 644 | #ifdef USE_GTK |
6b61353c KH |
645 | if (! xg_win_to_widget (FRAME_X_DISPLAY (f), |
646 | f->output_data.x->saved_menu_event->xany.window)) | |
488dd4c4 JD |
647 | return; |
648 | #endif | |
177c0ea7 | 649 | |
a9be6839 | 650 | set_frame_menubar (f, 0, 1); |
88766961 | 651 | BLOCK_INPUT; |
cf28cebc | 652 | popup_activated_flag = 1; |
488dd4c4 JD |
653 | #ifdef USE_GTK |
654 | XPutBackEvent (f->output_data.x->display_info->display, | |
655 | f->output_data.x->saved_menu_event); | |
488dd4c4 | 656 | #else |
86fad4ec | 657 | XtDispatchEvent (f->output_data.x->saved_menu_event); |
488dd4c4 | 658 | #endif |
88766961 | 659 | UNBLOCK_INPUT; |
177c0ea7 | 660 | |
88766961 | 661 | /* Ignore this if we get it a second time. */ |
ac78b144 | 662 | f->output_data.x->saved_menu_event->type = 0; |
88766961 RS |
663 | } |
664 | ||
4dedbfe0 PR |
665 | /* This callback is invoked when the user selects a menubar cascade |
666 | pushbutton, but before the pulldown menu is posted. */ | |
78589e07 | 667 | |
488dd4c4 | 668 | #ifndef USE_GTK |
78589e07 | 669 | static void |
ebd15611 | 670 | popup_activate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
78589e07 | 671 | { |
4dedbfe0 | 672 | popup_activated_flag = 1; |
98a20c65 CY |
673 | #ifdef USE_X_TOOLKIT |
674 | x_activate_timeout_atimer (); | |
675 | #endif | |
7555d825 | 676 | } |
488dd4c4 | 677 | #endif |
7555d825 GM |
678 | |
679 | /* This callback is invoked when a dialog or menu is finished being | |
680 | used and has been unposted. */ | |
681 | ||
488dd4c4 JD |
682 | #ifdef USE_GTK |
683 | static void | |
971de7fb | 684 | popup_deactivate_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
685 | { |
686 | popup_activated_flag = 0; | |
687 | } | |
688 | #else | |
7555d825 | 689 | static void |
ebd15611 | 690 | popup_deactivate_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
7555d825 | 691 | { |
7555d825 | 692 | popup_activated_flag = 0; |
78589e07 | 693 | } |
488dd4c4 | 694 | #endif |
78589e07 | 695 | |
850df50b | 696 | |
488dd4c4 JD |
697 | /* Function that finds the frame for WIDGET and shows the HELP text |
698 | for that widget. | |
699 | F is the frame if known, or NULL if not known. */ | |
700 | static void | |
971de7fb | 701 | show_help_event (FRAME_PTR f, xt_or_gtk_widget widget, Lisp_Object help) |
850df50b | 702 | { |
488dd4c4 | 703 | Lisp_Object frame; |
850df50b | 704 | |
850df50b | 705 | if (f) |
9cd50434 GM |
706 | { |
707 | XSETFRAME (frame, f); | |
708 | kbd_buffer_store_help_event (frame, help); | |
709 | } | |
850df50b GM |
710 | else |
711 | { | |
6b61353c | 712 | #if 0 /* This code doesn't do anything useful. ++kfs */ |
177c0ea7 | 713 | /* WIDGET is the popup menu. It's parent is the frame's |
850df50b | 714 | widget. See which frame that is. */ |
488dd4c4 | 715 | xt_or_gtk_widget frame_widget = XtParent (widget); |
850df50b GM |
716 | Lisp_Object tail; |
717 | ||
8e50cc2d | 718 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
850df50b GM |
719 | { |
720 | frame = XCAR (tail); | |
8e50cc2d | 721 | if (FRAMEP (frame) |
850df50b GM |
722 | && (f = XFRAME (frame), |
723 | FRAME_X_P (f) && f->output_data.x->widget == frame_widget)) | |
724 | break; | |
725 | } | |
6b61353c | 726 | #endif |
f868cd8a | 727 | show_help_echo (help, Qnil, Qnil, Qnil); |
9cd50434 | 728 | } |
850df50b GM |
729 | } |
730 | ||
488dd4c4 JD |
731 | /* Callback called when menu items are highlighted/unhighlighted |
732 | while moving the mouse over them. WIDGET is the menu bar or menu | |
733 | popup widget. ID is its LWLIB_ID. CALL_DATA contains a pointer to | |
734 | the data structure for the menu item, or null in case of | |
735 | unhighlighting. */ | |
4dedbfe0 | 736 | |
488dd4c4 | 737 | #ifdef USE_GTK |
032f1620 | 738 | static void |
971de7fb | 739 | menu_highlight_callback (GtkWidget *widget, gpointer call_data) |
488dd4c4 JD |
740 | { |
741 | xg_menu_item_cb_data *cb_data; | |
742 | Lisp_Object help; | |
177c0ea7 | 743 | |
488dd4c4 JD |
744 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (widget), |
745 | XG_ITEM_DATA); | |
746 | if (! cb_data) return; | |
747 | ||
748 | help = call_data ? cb_data->help : Qnil; | |
749 | ||
750 | /* If popup_activated_flag is greater than 1 we are in a popup menu. | |
a560d974 JD |
751 | Don't pass the frame to show_help_event for those. |
752 | Passing frame creates an Emacs event. As we are looping in | |
8d5ed899 | 753 | popup_widget_loop, it won't be handled. Passing NULL shows the tip |
a560d974 JD |
754 | directly without using an Emacs event. This is what the Lucid code |
755 | does below. */ | |
756 | show_help_event (popup_activated_flag <= 1 ? cb_data->cl_data->f : NULL, | |
757 | widget, help); | |
488dd4c4 JD |
758 | } |
759 | #else | |
032f1620 | 760 | static void |
ebd15611 | 761 | menu_highlight_callback (Widget widget, LWLIB_ID id, void *call_data) |
488dd4c4 JD |
762 | { |
763 | struct frame *f; | |
764 | Lisp_Object help; | |
765 | ||
766 | widget_value *wv = (widget_value *) call_data; | |
767 | ||
768 | help = wv ? wv->help : Qnil; | |
177c0ea7 | 769 | |
488dd4c4 JD |
770 | /* Determine the frame for the help event. */ |
771 | f = menubar_id_to_frame (id); | |
772 | ||
773 | show_help_event (f, widget, help); | |
774 | } | |
775 | #endif | |
776 | ||
488dd4c4 JD |
777 | #ifdef USE_GTK |
778 | /* Gtk calls callbacks just because we tell it what item should be | |
779 | selected in a radio group. If this variable is set to a non-zero | |
780 | value, we are creating menus and don't want callbacks right now. | |
781 | */ | |
782 | static int xg_crazy_callback_abort; | |
783 | ||
784 | /* This callback is called from the menu bar pulldown menu | |
785 | when the user makes a selection. | |
786 | Figure out what the user chose | |
787 | and put the appropriate events into the keyboard buffer. */ | |
788 | static void | |
971de7fb | 789 | menubar_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
790 | { |
791 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
792 | ||
793 | if (xg_crazy_callback_abort) | |
794 | return; | |
795 | ||
796 | if (! cb_data || ! cb_data->cl_data || ! cb_data->cl_data->f) | |
797 | return; | |
798 | ||
b79c8219 JD |
799 | /* For a group of radio buttons, GTK calls the selection callback first |
800 | for the item that was active before the selection and then for the one that | |
801 | is active after the selection. For C-h k this means we get the help on | |
802 | the deselected item and then the selected item is executed. Prevent that | |
803 | by ignoring the non-active item. */ | |
804 | if (GTK_IS_RADIO_MENU_ITEM (widget) | |
805 | && ! gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget))) | |
806 | return; | |
807 | ||
81f09877 JD |
808 | /* When a menu is popped down, X generates a focus event (i.e. focus |
809 | goes back to the frame below the menu). Since GTK buffers events, | |
810 | we force it out here before the menu selection event. Otherwise | |
811 | sit-for will exit at once if the focus event follows the menu selection | |
812 | event. */ | |
813 | ||
814 | BLOCK_INPUT; | |
815 | while (gtk_events_pending ()) | |
816 | gtk_main_iteration (); | |
817 | UNBLOCK_INPUT; | |
818 | ||
488dd4c4 JD |
819 | find_and_call_menu_selection (cb_data->cl_data->f, |
820 | cb_data->cl_data->menu_bar_items_used, | |
821 | cb_data->cl_data->menu_bar_vector, | |
822 | cb_data->call_data); | |
823 | } | |
824 | ||
825 | #else /* not USE_GTK */ | |
826 | ||
827 | /* This callback is called from the menu bar pulldown menu | |
828 | when the user makes a selection. | |
829 | Figure out what the user chose | |
830 | and put the appropriate events into the keyboard buffer. */ | |
831 | static void | |
ebd15611 | 832 | menubar_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
488dd4c4 JD |
833 | { |
834 | FRAME_PTR f; | |
835 | ||
836 | f = menubar_id_to_frame (id); | |
837 | if (!f) | |
838 | return; | |
839 | find_and_call_menu_selection (f, f->menu_bar_items_used, | |
840 | f->menu_bar_vector, client_data); | |
841 | } | |
842 | #endif /* not USE_GTK */ | |
f61a541b GM |
843 | \f |
844 | /* Recompute all the widgets of frame F, when the menu bar has been | |
845 | changed. Value is non-zero if widgets were updated. */ | |
846 | ||
847 | static int | |
971de7fb | 848 | update_frame_menubar (FRAME_PTR f) |
18686d47 | 849 | { |
488dd4c4 JD |
850 | #ifdef USE_GTK |
851 | return xg_update_frame_menubar (f); | |
852 | #else | |
62af879c | 853 | struct x_output *x; |
cffa74ea | 854 | int columns, rows; |
177c0ea7 | 855 | |
62af879c KL |
856 | if (! FRAME_X_P (f)) |
857 | abort (); | |
858 | ||
859 | x = f->output_data.x; | |
860 | ||
f61a541b GM |
861 | if (!x->menubar_widget || XtIsManaged (x->menubar_widget)) |
862 | return 0; | |
18686d47 RS |
863 | |
864 | BLOCK_INPUT; | |
f61a541b GM |
865 | /* Save the size of the frame because the pane widget doesn't accept |
866 | to resize itself. So force it. */ | |
9882535b KS |
867 | columns = FRAME_COLS (f); |
868 | rows = FRAME_LINES (f); | |
cffa74ea | 869 | |
f61a541b GM |
870 | /* Do the voodoo which means "I'm changing lots of things, don't try |
871 | to refigure sizes until I'm done." */ | |
4dedbfe0 | 872 | lw_refigure_widget (x->column_widget, False); |
cffa74ea | 873 | |
f61a541b GM |
874 | /* The order in which children are managed is the top to bottom |
875 | order in which they are displayed in the paned window. First, | |
876 | remove the text-area widget. */ | |
18686d47 RS |
877 | XtUnmanageChild (x->edit_widget); |
878 | ||
f61a541b GM |
879 | /* Remove the menubar that is there now, and put up the menubar that |
880 | should be there. */ | |
881 | XtManageChild (x->menubar_widget); | |
882 | XtMapWidget (x->menubar_widget); | |
883 | XtVaSetValues (x->menubar_widget, XtNmappedWhenManaged, 1, NULL); | |
18686d47 | 884 | |
c98fcf4b | 885 | /* Re-manage the text-area widget, and then thrash the sizes. */ |
18686d47 | 886 | XtManageChild (x->edit_widget); |
4dedbfe0 | 887 | lw_refigure_widget (x->column_widget, True); |
cffa74ea FP |
888 | |
889 | /* Force the pane widget to resize itself with the right values. */ | |
890 | EmacsFrameSetCharSize (x->edit_widget, columns, rows); | |
18686d47 | 891 | UNBLOCK_INPUT; |
488dd4c4 | 892 | #endif |
f61a541b | 893 | return 1; |
18686d47 RS |
894 | } |
895 | ||
99852628 | 896 | #ifdef USE_LUCID |
1ecb2d3f | 897 | static void |
ebd15611 | 898 | apply_systemfont_to_dialog (Widget w) |
1ecb2d3f JD |
899 | { |
900 | const char *fn = xsettings_get_system_normal_font (); | |
51b59d79 | 901 | if (fn) |
1ecb2d3f JD |
902 | { |
903 | XrmDatabase db = XtDatabase (XtDisplay (w)); | |
904 | if (db) | |
3928f2b6 | 905 | XrmPutStringResource (&db, "*dialog.font", fn); |
1ecb2d3f JD |
906 | } |
907 | } | |
908 | ||
99852628 | 909 | static void |
3928f2b6 | 910 | apply_systemfont_to_menu (struct frame *f, Widget w) |
99852628 JD |
911 | { |
912 | const char *fn = xsettings_get_system_normal_font (); | |
99852628 | 913 | |
3928f2b6 | 914 | if (fn) |
99852628 | 915 | { |
3928f2b6 JD |
916 | XrmDatabase db = XtDatabase (XtDisplay (w)); |
917 | if (db) | |
918 | { | |
919 | XrmPutStringResource (&db, "*menubar*font", fn); | |
920 | XrmPutStringResource (&db, "*popup*font", fn); | |
921 | } | |
99852628 | 922 | } |
99852628 | 923 | } |
3928f2b6 | 924 | |
99852628 JD |
925 | #endif |
926 | ||
4bcdbab1 KH |
927 | /* Set the contents of the menubar widgets of frame F. |
928 | The argument FIRST_TIME is currently ignored; | |
929 | it is set the first time this is called, from initialize_frame_menubar. */ | |
930 | ||
18686d47 | 931 | void |
971de7fb | 932 | set_frame_menubar (FRAME_PTR f, int first_time, int deep_p) |
18686d47 | 933 | { |
62af879c | 934 | xt_or_gtk_widget menubar_widget; |
488dd4c4 JD |
935 | #ifdef USE_X_TOOLKIT |
936 | LWLIB_ID id; | |
937 | #endif | |
faa935b6 | 938 | Lisp_Object items; |
4d19cb8e | 939 | widget_value *wv, *first_wv, *prev_wv = 0; |
3e26f69c | 940 | int i; |
ced89c24 | 941 | int *submenu_start, *submenu_end; |
37dc84ff | 942 | int *submenu_top_level_items, *submenu_n_panes; |
cc45fb40 | 943 | |
62af879c KL |
944 | if (! FRAME_X_P (f)) |
945 | abort (); | |
946 | ||
947 | menubar_widget = f->output_data.x->menubar_widget; | |
18686d47 | 948 | |
bfc524bc RS |
949 | XSETFRAME (Vmenu_updating_frame, f); |
950 | ||
488dd4c4 | 951 | #ifdef USE_X_TOOLKIT |
7556890b RS |
952 | if (f->output_data.x->id == 0) |
953 | f->output_data.x->id = next_menubar_widget_id++; | |
954 | id = f->output_data.x->id; | |
488dd4c4 | 955 | #endif |
177c0ea7 | 956 | |
88766961 RS |
957 | if (! menubar_widget) |
958 | deep_p = 1; | |
a9be6839 RS |
959 | /* Make the first call for any given frame always go deep. */ |
960 | else if (!f->output_data.x->saved_menu_event && !deep_p) | |
745c34fb RS |
961 | { |
962 | deep_p = 1; | |
23f86fce | 963 | f->output_data.x->saved_menu_event = xmalloc (sizeof (XEvent)); |
a9be6839 | 964 | f->output_data.x->saved_menu_event->type = 0; |
745c34fb | 965 | } |
18686d47 | 966 | |
6b61353c KH |
967 | #ifdef USE_GTK |
968 | /* If we have detached menus, we must update deep so detached menus | |
969 | also gets updated. */ | |
970 | deep_p = deep_p || xg_have_tear_offs (); | |
971 | #endif | |
972 | ||
88766961 | 973 | if (deep_p) |
18686d47 | 974 | { |
88766961 RS |
975 | /* Make a widget-value tree representing the entire menu trees. */ |
976 | ||
977 | struct buffer *prev = current_buffer; | |
978 | Lisp_Object buffer; | |
d311d28c | 979 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
88766961 RS |
980 | int previous_menu_items_used = f->menu_bar_items_used; |
981 | Lisp_Object *previous_items | |
38182d90 | 982 | = alloca (previous_menu_items_used * sizeof *previous_items); |
3e26f69c | 983 | int subitems; |
88766961 | 984 | |
0b1cf399 RS |
985 | /* If we are making a new widget, its contents are empty, |
986 | do always reinitialize them. */ | |
987 | if (! menubar_widget) | |
988 | previous_menu_items_used = 0; | |
989 | ||
88766961 RS |
990 | buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->buffer; |
991 | specbind (Qinhibit_quit, Qt); | |
992 | /* Don't let the debugger step into this code | |
993 | because it is not reentrant. */ | |
994 | specbind (Qdebug_on_next_call, Qnil); | |
995 | ||
89f2614d | 996 | record_unwind_save_match_data (); |
88766961 RS |
997 | if (NILP (Voverriding_local_map_menu_flag)) |
998 | { | |
999 | specbind (Qoverriding_terminal_local_map, Qnil); | |
1000 | specbind (Qoverriding_local_map, Qnil); | |
1001 | } | |
18686d47 | 1002 | |
88766961 | 1003 | set_buffer_internal_1 (XBUFFER (buffer)); |
18686d47 | 1004 | |
88766961 | 1005 | /* Run the Lucid hook. */ |
950eaee7 | 1006 | safe_run_hooks (Qactivate_menubar_hook); |
177c0ea7 | 1007 | |
88766961 RS |
1008 | /* If it has changed current-menubar from previous value, |
1009 | really recompute the menubar from the value. */ | |
1010 | if (! NILP (Vlucid_menu_bar_dirty_flag)) | |
1011 | call0 (Qrecompute_lucid_menubar); | |
a57634d4 | 1012 | safe_run_hooks (Qmenu_bar_update_hook); |
88766961 | 1013 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); |
18686d47 | 1014 | |
88766961 | 1015 | items = FRAME_MENU_BAR_ITEMS (f); |
8d8a3494 | 1016 | |
88766961 | 1017 | /* Save the frame's previous menu bar contents data. */ |
86c04183 | 1018 | if (previous_menu_items_used) |
72af86bd AS |
1019 | memcpy (previous_items, XVECTOR (f->menu_bar_vector)->contents, |
1020 | previous_menu_items_used * sizeof (Lisp_Object)); | |
8d8a3494 | 1021 | |
ced89c24 RS |
1022 | /* Fill in menu_items with the current menu bar contents. |
1023 | This can evaluate Lisp code. */ | |
1fc4d463 RS |
1024 | save_menu_items (); |
1025 | ||
88766961 | 1026 | menu_items = f->menu_bar_vector; |
86c04183 | 1027 | menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0; |
77b37c05 | 1028 | subitems = ASIZE (items) / 4; |
38182d90 PE |
1029 | submenu_start = alloca ((subitems + 1) * sizeof *submenu_start); |
1030 | submenu_end = alloca (subitems * sizeof *submenu_end); | |
1031 | submenu_n_panes = alloca (subitems * sizeof *submenu_n_panes); | |
1032 | submenu_top_level_items = alloca (subitems | |
1033 | * sizeof *submenu_top_level_items); | |
88766961 | 1034 | init_menu_items (); |
e3019616 | 1035 | for (i = 0; i < subitems; i++) |
88766961 RS |
1036 | { |
1037 | Lisp_Object key, string, maps; | |
1038 | ||
28be1ada DA |
1039 | key = AREF (items, 4 * i); |
1040 | string = AREF (items, 4 * i + 1); | |
1041 | maps = AREF (items, 4 * i + 2); | |
88766961 RS |
1042 | if (NILP (string)) |
1043 | break; | |
1044 | ||
ced89c24 RS |
1045 | submenu_start[i] = menu_items_used; |
1046 | ||
1047 | menu_items_n_panes = 0; | |
1048 | submenu_top_level_items[i] | |
1049 | = parse_single_submenu (key, string, maps); | |
37dc84ff | 1050 | submenu_n_panes[i] = menu_items_n_panes; |
ced89c24 RS |
1051 | |
1052 | submenu_end[i] = menu_items_used; | |
1053 | } | |
1054 | ||
3e26f69c | 1055 | submenu_start[i] = -1; |
ced89c24 RS |
1056 | finish_menu_items (); |
1057 | ||
1058 | /* Convert menu_items into widget_value trees | |
1059 | to display the menu. This cannot evaluate Lisp code. */ | |
1060 | ||
1061 | wv = xmalloc_widget_value (); | |
1062 | wv->name = "menubar"; | |
1063 | wv->value = 0; | |
1064 | wv->enabled = 1; | |
1065 | wv->button_type = BUTTON_TYPE_NONE; | |
1066 | wv->help = Qnil; | |
1067 | first_wv = wv; | |
1068 | ||
3e26f69c | 1069 | for (i = 0; 0 <= submenu_start[i]; i++) |
ced89c24 | 1070 | { |
37dc84ff | 1071 | menu_items_n_panes = submenu_n_panes[i]; |
ced89c24 RS |
1072 | wv = digest_single_submenu (submenu_start[i], submenu_end[i], |
1073 | submenu_top_level_items[i]); | |
177c0ea7 | 1074 | if (prev_wv) |
88766961 RS |
1075 | prev_wv->next = wv; |
1076 | else | |
1077 | first_wv->contents = wv; | |
1078 | /* Don't set wv->name here; GC during the loop might relocate it. */ | |
1079 | wv->enabled = 1; | |
3427a3db | 1080 | wv->button_type = BUTTON_TYPE_NONE; |
88766961 RS |
1081 | prev_wv = wv; |
1082 | } | |
1083 | ||
88766961 | 1084 | set_buffer_internal_1 (prev); |
8d8a3494 | 1085 | |
88766961 RS |
1086 | /* If there has been no change in the Lisp-level contents |
1087 | of the menu bar, skip redisplaying it. Just exit. */ | |
1088 | ||
510d5bf6 | 1089 | /* Compare the new menu items with the ones computed last time. */ |
88766961 RS |
1090 | for (i = 0; i < previous_menu_items_used; i++) |
1091 | if (menu_items_used == i | |
28be1ada | 1092 | || (!EQ (previous_items[i], AREF (menu_items, i)))) |
88766961 | 1093 | break; |
62555c22 | 1094 | if (i == menu_items_used && i == previous_menu_items_used && i != 0) |
88766961 | 1095 | { |
510d5bf6 RS |
1096 | /* The menu items have not changed. Don't bother updating |
1097 | the menus in any form, since it would be a no-op. */ | |
88766961 | 1098 | free_menubar_widget_value_tree (first_wv); |
86fad4ec | 1099 | discard_menu_items (); |
1fc4d463 | 1100 | unbind_to (specpdl_count, Qnil); |
88766961 RS |
1101 | return; |
1102 | } | |
1103 | ||
510d5bf6 | 1104 | /* The menu items are different, so store them in the frame. */ |
1fc4d463 RS |
1105 | f->menu_bar_vector = menu_items; |
1106 | f->menu_bar_items_used = menu_items_used; | |
1107 | ||
bf732638 | 1108 | /* This undoes save_menu_items. */ |
1fc4d463 RS |
1109 | unbind_to (specpdl_count, Qnil); |
1110 | ||
88766961 RS |
1111 | /* Now GC cannot happen during the lifetime of the widget_value, |
1112 | so it's safe to store data from a Lisp_String. */ | |
1113 | wv = first_wv->contents; | |
77b37c05 | 1114 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
1115 | { |
1116 | Lisp_Object string; | |
28be1ada | 1117 | string = AREF (items, i + 1); |
88766961 | 1118 | if (NILP (string)) |
2bf436c3 | 1119 | break; |
51b59d79 | 1120 | wv->name = SSDATA (string); |
2bf436c3 JD |
1121 | update_submenu_strings (wv->contents); |
1122 | wv = wv->next; | |
88766961 RS |
1123 | } |
1124 | ||
4d19cb8e | 1125 | } |
88766961 RS |
1126 | else |
1127 | { | |
1128 | /* Make a widget-value tree containing | |
1129 | just the top level menu bar strings. */ | |
4d19cb8e | 1130 | |
ced89c24 RS |
1131 | wv = xmalloc_widget_value (); |
1132 | wv->name = "menubar"; | |
1133 | wv->value = 0; | |
1134 | wv->enabled = 1; | |
1135 | wv->button_type = BUTTON_TYPE_NONE; | |
1136 | wv->help = Qnil; | |
1137 | first_wv = wv; | |
1138 | ||
88766961 | 1139 | items = FRAME_MENU_BAR_ITEMS (f); |
77b37c05 | 1140 | for (i = 0; i < ASIZE (items); i += 4) |
88766961 RS |
1141 | { |
1142 | Lisp_Object string; | |
1143 | ||
28be1ada | 1144 | string = AREF (items, i + 1); |
88766961 RS |
1145 | if (NILP (string)) |
1146 | break; | |
1147 | ||
f7fab165 | 1148 | wv = xmalloc_widget_value (); |
51b59d79 | 1149 | wv->name = SSDATA (string); |
88766961 RS |
1150 | wv->value = 0; |
1151 | wv->enabled = 1; | |
3427a3db | 1152 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1153 | wv->help = Qnil; |
fe8fa62f RS |
1154 | /* This prevents lwlib from assuming this |
1155 | menu item is really supposed to be empty. */ | |
d01a7826 | 1156 | /* The intptr_t cast avoids a warning. |
fe8fa62f | 1157 | This value just has to be different from small integers. */ |
d01a7826 | 1158 | wv->call_data = (void *) (intptr_t) (-1); |
88766961 | 1159 | |
177c0ea7 | 1160 | if (prev_wv) |
88766961 RS |
1161 | prev_wv->next = wv; |
1162 | else | |
1163 | first_wv->contents = wv; | |
1164 | prev_wv = wv; | |
1165 | } | |
62555c22 RS |
1166 | |
1167 | /* Forget what we thought we knew about what is in the | |
1168 | detailed contents of the menu bar menus. | |
1169 | Changing the top level always destroys the contents. */ | |
1170 | f->menu_bar_items_used = 0; | |
88766961 | 1171 | } |
4dedbfe0 | 1172 | |
88766961 | 1173 | /* Create or update the menu bar widget. */ |
aa669def RS |
1174 | |
1175 | BLOCK_INPUT; | |
1176 | ||
488dd4c4 JD |
1177 | #ifdef USE_GTK |
1178 | xg_crazy_callback_abort = 1; | |
1179 | if (menubar_widget) | |
1180 | { | |
6b61353c | 1181 | /* The fourth arg is DEEP_P, which says to consider the entire |
488dd4c4 JD |
1182 | menu trees we supply, rather than just the menu bar item names. */ |
1183 | xg_modify_menubar_widgets (menubar_widget, | |
1184 | f, | |
1185 | first_wv, | |
1186 | deep_p, | |
1187 | G_CALLBACK (menubar_selection_callback), | |
1188 | G_CALLBACK (popup_deactivate_callback), | |
1189 | G_CALLBACK (menu_highlight_callback)); | |
1190 | } | |
1191 | else | |
1192 | { | |
488dd4c4 | 1193 | menubar_widget |
177c0ea7 | 1194 | = xg_create_widget ("menubar", "menubar", f, first_wv, |
488dd4c4 JD |
1195 | G_CALLBACK (menubar_selection_callback), |
1196 | G_CALLBACK (popup_deactivate_callback), | |
1197 | G_CALLBACK (menu_highlight_callback)); | |
1198 | ||
1199 | f->output_data.x->menubar_widget = menubar_widget; | |
1200 | } | |
1201 | ||
177c0ea7 | 1202 | |
488dd4c4 | 1203 | #else /* not USE_GTK */ |
18686d47 | 1204 | if (menubar_widget) |
4dedbfe0 PR |
1205 | { |
1206 | /* Disable resizing (done for Motif!) */ | |
7556890b | 1207 | lw_allow_resizing (f->output_data.x->widget, False); |
4dedbfe0 PR |
1208 | |
1209 | /* The third arg is DEEP_P, which says to consider the entire | |
1210 | menu trees we supply, rather than just the menu bar item names. */ | |
88766961 | 1211 | lw_modify_all_widgets (id, first_wv, deep_p); |
4dedbfe0 | 1212 | |
c98fcf4b | 1213 | /* Re-enable the edit widget to resize. */ |
7556890b | 1214 | lw_allow_resizing (f->output_data.x->widget, True); |
4dedbfe0 | 1215 | } |
18686d47 RS |
1216 | else |
1217 | { | |
9f6fcdc5 JD |
1218 | char menuOverride[] = "Ctrl<KeyPress>g: MenuGadgetEscape()"; |
1219 | XtTranslations override = XtParseTranslationTable (menuOverride); | |
1220 | ||
3928f2b6 JD |
1221 | #ifdef USE_LUCID |
1222 | apply_systemfont_to_menu (f, f->output_data.x->column_widget); | |
1223 | #endif | |
1224 | menubar_widget = lw_create_widget ("menubar", "menubar", id, | |
1225 | first_wv, | |
7556890b | 1226 | f->output_data.x->column_widget, |
4dedbfe0 PR |
1227 | 0, |
1228 | popup_activate_callback, | |
1229 | menubar_selection_callback, | |
850df50b GM |
1230 | popup_deactivate_callback, |
1231 | menu_highlight_callback); | |
7556890b | 1232 | f->output_data.x->menubar_widget = menubar_widget; |
9f6fcdc5 JD |
1233 | |
1234 | /* Make menu pop down on C-g. */ | |
1235 | XtOverrideTranslations (menubar_widget, override); | |
18686d47 | 1236 | } |
1d1c1567 KH |
1237 | |
1238 | { | |
cf28cebc | 1239 | int menubar_size; |
723f5a07 J |
1240 | if (f->output_data.x->menubar_widget) |
1241 | XtRealizeWidget (f->output_data.x->menubar_widget); | |
1242 | ||
cf28cebc | 1243 | menubar_size |
7556890b RS |
1244 | = (f->output_data.x->menubar_widget |
1245 | ? (f->output_data.x->menubar_widget->core.height | |
1246 | + f->output_data.x->menubar_widget->core.border_width) | |
1d1c1567 KH |
1247 | : 0); |
1248 | ||
5c646d5a JD |
1249 | #if 1 /* Experimentally, we now get the right results |
1250 | for -geometry -0-0 without this. 24 Aug 96, rms. | |
1251 | Maybe so, but the menu bar size is missing the pixels so the | |
cf28cebc | 1252 | WM size hints are off by these pixels. Jan D, oct 2009. */ |
5ee80bd3 | 1253 | #ifdef USE_LUCID |
1d1c1567 KH |
1254 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
1255 | { | |
1256 | Dimension ibw = 0; | |
7556890b | 1257 | XtVaGetValues (f->output_data.x->column_widget, |
1d1c1567 KH |
1258 | XtNinternalBorderWidth, &ibw, NULL); |
1259 | menubar_size += ibw; | |
1260 | } | |
5ee80bd3 | 1261 | #endif /* USE_LUCID */ |
5c646d5a | 1262 | #endif /* 1 */ |
1d1c1567 | 1263 | |
7556890b | 1264 | f->output_data.x->menubar_height = menubar_size; |
1d1c1567 | 1265 | } |
488dd4c4 | 1266 | #endif /* not USE_GTK */ |
177c0ea7 | 1267 | |
18686d47 | 1268 | free_menubar_widget_value_tree (first_wv); |
364cd450 | 1269 | update_frame_menubar (f); |
18686d47 | 1270 | |
488dd4c4 JD |
1271 | #ifdef USE_GTK |
1272 | xg_crazy_callback_abort = 0; | |
1273 | #endif | |
1274 | ||
18686d47 RS |
1275 | UNBLOCK_INPUT; |
1276 | } | |
85f487d1 | 1277 | |
8e6208c5 | 1278 | /* Called from Fx_create_frame to create the initial menubar of a frame |
4dedbfe0 PR |
1279 | before it is mapped, so that the window is mapped with the menubar already |
1280 | there instead of us tacking it on later and thrashing the window after it | |
1281 | is visible. */ | |
1282 | ||
1283 | void | |
971de7fb | 1284 | initialize_frame_menubar (FRAME_PTR f) |
4dedbfe0 PR |
1285 | { |
1286 | /* This function is called before the first chance to redisplay | |
1287 | the frame. It has to be, so the frame will have the right size. */ | |
1288 | FRAME_MENU_BAR_ITEMS (f) = menu_bar_items (FRAME_MENU_BAR_ITEMS (f)); | |
88766961 | 1289 | set_frame_menubar (f, 1, 1); |
4dedbfe0 PR |
1290 | } |
1291 | ||
aba25348 | 1292 | |
4dedbfe0 | 1293 | /* Get rid of the menu bar of frame F, and free its storage. |
488dd4c4 JD |
1294 | This is used when deleting a frame, and when turning off the menu bar. |
1295 | For GTK this function is in gtkutil.c. */ | |
4dedbfe0 | 1296 | |
488dd4c4 | 1297 | #ifndef USE_GTK |
85f487d1 | 1298 | void |
ebd15611 | 1299 | free_frame_menubar (FRAME_PTR f) |
85f487d1 FP |
1300 | { |
1301 | Widget menubar_widget; | |
85f487d1 | 1302 | |
62af879c KL |
1303 | if (! FRAME_X_P (f)) |
1304 | abort (); | |
1305 | ||
7556890b | 1306 | menubar_widget = f->output_data.x->menubar_widget; |
a45bad2a RS |
1307 | |
1308 | f->output_data.x->menubar_height = 0; | |
177c0ea7 | 1309 | |
85f487d1 FP |
1310 | if (menubar_widget) |
1311 | { | |
aba25348 GM |
1312 | #ifdef USE_MOTIF |
1313 | /* Removing the menu bar magically changes the shell widget's x | |
1314 | and y position of (0, 0) which, when the menu bar is turned | |
53964682 | 1315 | on again, leads to pull-down menus appearing in strange |
aba25348 GM |
1316 | positions near the upper-left corner of the display. This |
1317 | happens only with some window managers like twm and ctwm, | |
1318 | but not with other like Motif's mwm or kwm, because the | |
1319 | latter generate ConfigureNotify events when the menu bar | |
1320 | is switched off, which fixes the shell position. */ | |
1321 | Position x0, y0, x1, y1; | |
1322 | #endif | |
177c0ea7 | 1323 | |
85f487d1 | 1324 | BLOCK_INPUT; |
aba25348 GM |
1325 | |
1326 | #ifdef USE_MOTIF | |
ae556422 GM |
1327 | if (f->output_data.x->widget) |
1328 | XtVaGetValues (f->output_data.x->widget, XtNx, &x0, XtNy, &y0, NULL); | |
aba25348 | 1329 | #endif |
177c0ea7 | 1330 | |
7556890b | 1331 | lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id); |
0c05dcd3 | 1332 | f->output_data.x->menubar_widget = NULL; |
aba25348 | 1333 | |
ae556422 GM |
1334 | if (f->output_data.x->widget) |
1335 | { | |
23243f29 | 1336 | #ifdef USE_MOTIF |
ae556422 GM |
1337 | XtVaGetValues (f->output_data.x->widget, XtNx, &x1, XtNy, &y1, NULL); |
1338 | if (x1 == 0 && y1 == 0) | |
1339 | XtVaSetValues (f->output_data.x->widget, XtNx, x0, XtNy, y0, NULL); | |
aba25348 | 1340 | #endif |
23243f29 J |
1341 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
1342 | } | |
85f487d1 FP |
1343 | UNBLOCK_INPUT; |
1344 | } | |
1345 | } | |
488dd4c4 | 1346 | #endif /* not USE_GTK */ |
78589e07 | 1347 | |
488dd4c4 | 1348 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
78589e07 RS |
1349 | \f |
1350 | /* xmenu_show actually displays a menu using the panes and items in menu_items | |
1351 | and returns the value selected from it. | |
1352 | There are two versions of xmenu_show, one for Xt and one for Xlib. | |
1353 | Both assume input is blocked by the caller. */ | |
1354 | ||
1355 | /* F is the frame the menu is for. | |
1356 | X and Y are the frame-relative specified position, | |
1357 | relative to the inside upper left corner of the frame F. | |
c8b5aa3d | 1358 | FOR_CLICK is nonzero if this menu was invoked for a mouse click. |
78589e07 RS |
1359 | KEYMAPS is 1 if this menu was specified with keymaps; |
1360 | in that case, we return a list containing the chosen item's value | |
1361 | and perhaps also the pane's prefix. | |
1362 | TITLE is the specified menu title. | |
1363 | ERROR is a place to store an error message string in case of failure. | |
1364 | (We return nil on failure, but the value doesn't actually matter.) */ | |
18686d47 | 1365 | |
488dd4c4 JD |
1366 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
1367 | ||
1368 | /* The item selected in the popup menu. */ | |
1369 | static Lisp_Object *volatile menu_item_selection; | |
1370 | ||
1371 | #ifdef USE_GTK | |
1372 | ||
1373 | /* Used when position a popup menu. See menu_position_func and | |
1374 | create_and_show_popup_menu below. */ | |
1375 | struct next_popup_x_y | |
1376 | { | |
7b76ca1c | 1377 | FRAME_PTR f; |
488dd4c4 JD |
1378 | int x; |
1379 | int y; | |
1380 | }; | |
1381 | ||
1382 | /* The menu position function to use if we are not putting a popup | |
1383 | menu where the pointer is. | |
1384 | MENU is the menu to pop up. | |
1385 | X and Y shall on exit contain x/y where the menu shall pop up. | |
1386 | PUSH_IN is not documented in the GTK manual. | |
1387 | USER_DATA is any data passed in when calling gtk_menu_popup. | |
1388 | Here it points to a struct next_popup_x_y where the coordinates | |
7b76ca1c | 1389 | to store in *X and *Y are as well as the frame for the popup. |
488dd4c4 JD |
1390 | |
1391 | Here only X and Y are used. */ | |
1392 | static void | |
971de7fb | 1393 | menu_position_func (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) |
488dd4c4 | 1394 | { |
7b76ca1c JD |
1395 | struct next_popup_x_y* data = (struct next_popup_x_y*)user_data; |
1396 | GtkRequisition req; | |
fd2f80c6 CY |
1397 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (data->f); |
1398 | int disp_width = x_display_pixel_width (dpyinfo); | |
1399 | int disp_height = x_display_pixel_height (dpyinfo); | |
b9de078a | 1400 | |
7b76ca1c JD |
1401 | *x = data->x; |
1402 | *y = data->y; | |
1403 | ||
1404 | /* Check if there is room for the menu. If not, adjust x/y so that | |
1405 | the menu is fully visible. */ | |
0afb4571 | 1406 | gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req); |
7b76ca1c JD |
1407 | if (data->x + req.width > disp_width) |
1408 | *x -= data->x + req.width - disp_width; | |
1409 | if (data->y + req.height > disp_height) | |
1410 | *y -= data->y + req.height - disp_height; | |
488dd4c4 JD |
1411 | } |
1412 | ||
1413 | static void | |
971de7fb | 1414 | popup_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 JD |
1415 | { |
1416 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data*) client_data; | |
1417 | ||
1418 | if (xg_crazy_callback_abort) return; | |
1419 | if (cb_data) menu_item_selection = (Lisp_Object *) cb_data->call_data; | |
1420 | } | |
1421 | ||
af89e871 | 1422 | static Lisp_Object |
971de7fb | 1423 | pop_down_menu (Lisp_Object arg) |
af89e871 | 1424 | { |
a130b901 JD |
1425 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); |
1426 | ||
af89e871 | 1427 | popup_activated_flag = 0; |
a130b901 JD |
1428 | BLOCK_INPUT; |
1429 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); | |
1430 | UNBLOCK_INPUT; | |
af89e871 JD |
1431 | return Qnil; |
1432 | } | |
1433 | ||
488dd4c4 JD |
1434 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1435 | menu pops down. | |
1436 | menu_item_selection will be set to the selection. */ | |
1437 | static void | |
08dc5ae6 PE |
1438 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, int x, int y, |
1439 | int for_click, Time timestamp) | |
488dd4c4 JD |
1440 | { |
1441 | int i; | |
1442 | GtkWidget *menu; | |
1443 | GtkMenuPositionFunc pos_func = 0; /* Pop up at pointer. */ | |
1444 | struct next_popup_x_y popup_x_y; | |
d311d28c | 1445 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
93d5ca1f JD |
1446 | int use_pos_func = ! for_click; |
1447 | ||
1448 | #ifdef HAVE_GTK3 | |
1449 | /* Always use position function for Gtk3. Otherwise menus may become | |
1450 | too small to show anything. */ | |
1451 | use_pos_func = 1; | |
1452 | #endif | |
488dd4c4 | 1453 | |
62af879c KL |
1454 | if (! FRAME_X_P (f)) |
1455 | abort (); | |
1456 | ||
488dd4c4 JD |
1457 | xg_crazy_callback_abort = 1; |
1458 | menu = xg_create_widget ("popup", first_wv->name, f, first_wv, | |
1459 | G_CALLBACK (popup_selection_callback), | |
1460 | G_CALLBACK (popup_deactivate_callback), | |
1461 | G_CALLBACK (menu_highlight_callback)); | |
1462 | xg_crazy_callback_abort = 0; | |
177c0ea7 | 1463 | |
93d5ca1f | 1464 | if (use_pos_func) |
488dd4c4 JD |
1465 | { |
1466 | /* Not invoked by a click. pop up at x/y. */ | |
1467 | pos_func = menu_position_func; | |
1468 | ||
1469 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1470 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1471 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 JD |
1472 | |
1473 | popup_x_y.x = x; | |
1474 | popup_x_y.y = y; | |
7b76ca1c | 1475 | popup_x_y.f = f; |
488dd4c4 | 1476 | |
9b85e63d JD |
1477 | i = 0; /* gtk_menu_popup needs this to be 0 for a non-button popup. */ |
1478 | } | |
93d5ca1f JD |
1479 | |
1480 | if (for_click) | |
9b85e63d JD |
1481 | { |
1482 | for (i = 0; i < 5; i++) | |
1483 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
1484 | break; | |
1485 | } | |
59cfb104 | 1486 | |
488dd4c4 JD |
1487 | /* Display the menu. */ |
1488 | gtk_widget_show_all (menu); | |
c0df13a6 | 1489 | |
a20903d0 | 1490 | gtk_menu_popup (GTK_MENU (menu), 0, 0, pos_func, &popup_x_y, i, |
08dc5ae6 | 1491 | timestamp ? timestamp : gtk_get_current_event_time ()); |
177c0ea7 | 1492 | |
a130b901 | 1493 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1494 | |
e547b051 | 1495 | if (gtk_widget_get_mapped (menu)) |
ff18668f JD |
1496 | { |
1497 | /* Set this to one. popup_widget_loop increases it by one, so it becomes | |
1498 | two. show_help_echo uses this to detect popup menus. */ | |
1499 | popup_activated_flag = 1; | |
1500 | /* Process events that apply to the menu. */ | |
1501 | popup_widget_loop (1, menu); | |
1502 | } | |
488dd4c4 | 1503 | |
af89e871 | 1504 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 1505 | |
488dd4c4 JD |
1506 | /* Must reset this manually because the button release event is not passed |
1507 | to Emacs event loop. */ | |
1508 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
1509 | } | |
1510 | ||
1511 | #else /* not USE_GTK */ | |
18686d47 | 1512 | |
8ed87156 | 1513 | /* We need a unique id for each widget handled by the Lucid Widget |
cc17e9bf KH |
1514 | library. |
1515 | ||
1516 | For the main windows, and popup menus, we use this counter, | |
88766961 | 1517 | which we increment each time after use. This starts from 1<<16. |
cc17e9bf | 1518 | |
88766961 RS |
1519 | For menu bars, we use numbers starting at 0, counted in |
1520 | next_menubar_widget_id. */ | |
8ed87156 | 1521 | LWLIB_ID widget_id_tick; |
165e1749 | 1522 | |
4dedbfe0 | 1523 | static void |
ebd15611 | 1524 | popup_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 PR |
1525 | { |
1526 | menu_item_selection = (Lisp_Object *) client_data; | |
1527 | } | |
1528 | ||
af89e871 JD |
1529 | /* ARG is the LWLIB ID of the dialog box, represented |
1530 | as a Lisp object as (HIGHPART . LOWPART). */ | |
1531 | ||
1532 | static Lisp_Object | |
ebd15611 | 1533 | pop_down_menu (Lisp_Object arg) |
af89e871 JD |
1534 | { |
1535 | LWLIB_ID id = (XINT (XCAR (arg)) << 4 * sizeof (LWLIB_ID) | |
1536 | | XINT (XCDR (arg))); | |
1537 | ||
1538 | BLOCK_INPUT; | |
1539 | lw_destroy_all_widgets (id); | |
1540 | UNBLOCK_INPUT; | |
1541 | popup_activated_flag = 0; | |
1542 | ||
1543 | return Qnil; | |
1544 | } | |
1545 | ||
488dd4c4 JD |
1546 | /* Pop up the menu for frame F defined by FIRST_WV at X/Y and loop until the |
1547 | menu pops down. | |
1548 | menu_item_selection will be set to the selection. */ | |
1549 | static void | |
2b23d2a6 | 1550 | create_and_show_popup_menu (FRAME_PTR f, widget_value *first_wv, |
08dc5ae6 | 1551 | int x, int y, int for_click, Time timestamp) |
488dd4c4 JD |
1552 | { |
1553 | int i; | |
1554 | Arg av[2]; | |
1555 | int ac = 0; | |
65969f63 CY |
1556 | XEvent dummy; |
1557 | XButtonPressedEvent *event = &(dummy.xbutton); | |
488dd4c4 JD |
1558 | LWLIB_ID menu_id; |
1559 | Widget menu; | |
488dd4c4 | 1560 | |
62af879c KL |
1561 | if (! FRAME_X_P (f)) |
1562 | abort (); | |
1563 | ||
3928f2b6 JD |
1564 | #ifdef USE_LUCID |
1565 | apply_systemfont_to_menu (f, f->output_data.x->widget); | |
1566 | #endif | |
1567 | ||
488dd4c4 JD |
1568 | menu_id = widget_id_tick++; |
1569 | menu = lw_create_widget ("popup", first_wv->name, menu_id, first_wv, | |
1570 | f->output_data.x->widget, 1, 0, | |
1571 | popup_selection_callback, | |
1572 | popup_deactivate_callback, | |
1573 | menu_highlight_callback); | |
1574 | ||
65969f63 CY |
1575 | event->type = ButtonPress; |
1576 | event->serial = 0; | |
1577 | event->send_event = 0; | |
1578 | event->display = FRAME_X_DISPLAY (f); | |
1579 | event->time = CurrentTime; | |
1580 | event->root = FRAME_X_DISPLAY_INFO (f)->root_window; | |
1581 | event->window = event->subwindow = event->root; | |
1582 | event->x = x; | |
1583 | event->y = y; | |
488dd4c4 JD |
1584 | |
1585 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
1586 | x += f->left_pos + FRAME_OUTER_TO_INNER_DIFF_X (f); |
1587 | y += f->top_pos + FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
488dd4c4 | 1588 | |
65969f63 CY |
1589 | event->x_root = x; |
1590 | event->y_root = y; | |
488dd4c4 | 1591 | |
65969f63 CY |
1592 | event->state = 0; |
1593 | event->button = 0; | |
488dd4c4 JD |
1594 | for (i = 0; i < 5; i++) |
1595 | if (FRAME_X_DISPLAY_INFO (f)->grabbed & (1 << i)) | |
65969f63 | 1596 | event->button = i; |
488dd4c4 JD |
1597 | |
1598 | /* Don't allow any geometry request from the user. */ | |
1599 | XtSetArg (av[ac], XtNgeometry, 0); ac++; | |
1600 | XtSetValues (menu, av, ac); | |
1601 | ||
1602 | /* Display the menu. */ | |
65969f63 | 1603 | lw_popup_menu (menu, &dummy); |
488dd4c4 | 1604 | popup_activated_flag = 1; |
98a20c65 | 1605 | x_activate_timeout_atimer (); |
59cfb104 | 1606 | |
af89e871 JD |
1607 | { |
1608 | int fact = 4 * sizeof (LWLIB_ID); | |
d311d28c | 1609 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
af89e871 JD |
1610 | record_unwind_protect (pop_down_menu, |
1611 | Fcons (make_number (menu_id >> (fact)), | |
1612 | make_number (menu_id & ~(-1 << (fact))))); | |
488dd4c4 | 1613 | |
af89e871 | 1614 | /* Process events that apply to the menu. */ |
95bdef2e | 1615 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), menu_id, 1); |
488dd4c4 | 1616 | |
af89e871 JD |
1617 | unbind_to (specpdl_count, Qnil); |
1618 | } | |
488dd4c4 JD |
1619 | } |
1620 | ||
1621 | #endif /* not USE_GTK */ | |
1622 | ||
ba24cea2 YM |
1623 | static Lisp_Object |
1624 | cleanup_widget_value_tree (Lisp_Object arg) | |
1625 | { | |
1626 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
1627 | widget_value *wv = p->pointer; | |
1628 | ||
1629 | free_menubar_widget_value_tree (wv); | |
1630 | ||
1631 | return Qnil; | |
1632 | } | |
1633 | ||
ef7417fd SM |
1634 | Lisp_Object |
1635 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, | |
08dc5ae6 | 1636 | Lisp_Object title, const char **error_name, Time timestamp) |
18686d47 | 1637 | { |
78589e07 | 1638 | int i; |
78589e07 | 1639 | widget_value *wv, *save_wv = 0, *first_wv = 0, *prev_wv = 0; |
101bb4a5 | 1640 | widget_value **submenu_stack |
38182d90 | 1641 | = alloca (menu_items_used * sizeof *submenu_stack); |
101bb4a5 | 1642 | Lisp_Object *subprefix_stack |
38182d90 | 1643 | = alloca (menu_items_used * sizeof *subprefix_stack); |
101bb4a5 | 1644 | int submenu_depth = 0; |
4e8d3549 | 1645 | |
78c8278d RS |
1646 | int first_pane; |
1647 | ||
9898bd0e | 1648 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 1649 | |
62af879c KL |
1650 | if (! FRAME_X_P (f)) |
1651 | abort (); | |
1652 | ||
d4323972 | 1653 | *error_name = NULL; |
78589e07 | 1654 | |
742f715d KH |
1655 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
1656 | { | |
d4323972 | 1657 | *error_name = "Empty menu"; |
742f715d KH |
1658 | return Qnil; |
1659 | } | |
63c414df | 1660 | |
78589e07 RS |
1661 | /* Create a tree of widget_value objects |
1662 | representing the panes and their items. */ | |
f7fab165 | 1663 | wv = xmalloc_widget_value (); |
78589e07 RS |
1664 | wv->name = "menu"; |
1665 | wv->value = 0; | |
1666 | wv->enabled = 1; | |
3427a3db | 1667 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1668 | wv->help =Qnil; |
78589e07 | 1669 | first_wv = wv; |
78c8278d | 1670 | first_pane = 1; |
177c0ea7 | 1671 | |
78589e07 RS |
1672 | /* Loop over all panes and items, filling in the tree. */ |
1673 | i = 0; | |
1674 | while (i < menu_items_used) | |
1675 | { | |
28be1ada | 1676 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1677 | { |
1678 | submenu_stack[submenu_depth++] = save_wv; | |
1679 | save_wv = prev_wv; | |
1680 | prev_wv = 0; | |
78c8278d | 1681 | first_pane = 1; |
101bb4a5 RS |
1682 | i++; |
1683 | } | |
28be1ada | 1684 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1685 | { |
1686 | prev_wv = save_wv; | |
1687 | save_wv = submenu_stack[--submenu_depth]; | |
78c8278d | 1688 | first_pane = 0; |
101bb4a5 RS |
1689 | i++; |
1690 | } | |
28be1ada | 1691 | else if (EQ (AREF (menu_items, i), Qt) |
101bb4a5 RS |
1692 | && submenu_depth != 0) |
1693 | i += MENU_ITEMS_PANE_LENGTH; | |
fcaa7665 RS |
1694 | /* Ignore a nil in the item list. |
1695 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1696 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 1697 | i += 1; |
28be1ada | 1698 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1699 | { |
1700 | /* Create a new pane. */ | |
1701 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 1702 | const char *pane_string; |
177c0ea7 | 1703 | |
4c329aa8 GM |
1704 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
1705 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
177c0ea7 | 1706 | |
703dc2a8 | 1707 | #ifndef HAVE_MULTILINGUAL_MENU |
4c329aa8 GM |
1708 | if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name)) |
1709 | { | |
8af9fa55 | 1710 | pane_name = ENCODE_MENU_STRING (pane_name); |
3ae565b3 | 1711 | ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name); |
4c329aa8 | 1712 | } |
703dc2a8 | 1713 | #endif |
78589e07 | 1714 | pane_string = (NILP (pane_name) |
51b59d79 | 1715 | ? "" : SSDATA (pane_name)); |
101bb4a5 | 1716 | /* If there is just one top-level pane, put all its items directly |
78589e07 RS |
1717 | under the top-level menu. */ |
1718 | if (menu_items_n_panes == 1) | |
1719 | pane_string = ""; | |
1720 | ||
1721 | /* If the pane has a meaningful name, | |
1722 | make the pane a top-level menu item | |
1723 | with its items as a submenu beneath it. */ | |
78c8278d | 1724 | if (!keymaps && strcmp (pane_string, "")) |
78589e07 | 1725 | { |
f7fab165 | 1726 | wv = xmalloc_widget_value (); |
78589e07 RS |
1727 | if (save_wv) |
1728 | save_wv->next = wv; | |
1729 | else | |
1730 | first_wv->contents = wv; | |
b00876c9 | 1731 | wv->name = (char *) pane_string; |
78589e07 RS |
1732 | if (keymaps && !NILP (prefix)) |
1733 | wv->name++; | |
1734 | wv->value = 0; | |
1735 | wv->enabled = 1; | |
3427a3db | 1736 | wv->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1737 | wv->help = Qnil; |
78c8278d RS |
1738 | save_wv = wv; |
1739 | prev_wv = 0; | |
78589e07 | 1740 | } |
78c8278d RS |
1741 | else if (first_pane) |
1742 | { | |
1743 | save_wv = wv; | |
1744 | prev_wv = 0; | |
1745 | } | |
1746 | first_pane = 0; | |
78589e07 RS |
1747 | i += MENU_ITEMS_PANE_LENGTH; |
1748 | } | |
1749 | else | |
1750 | { | |
1751 | /* Create a new item within current pane. */ | |
9cd50434 | 1752 | Lisp_Object item_name, enable, descrip, def, type, selected, help; |
4c329aa8 GM |
1753 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
1754 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
1755 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
1756 | def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION); | |
1757 | type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE); | |
1758 | selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED); | |
1759 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
3427a3db | 1760 | |
703dc2a8 | 1761 | #ifndef HAVE_MULTILINGUAL_MENU |
3427a3db | 1762 | if (STRINGP (item_name) && STRING_MULTIBYTE (item_name)) |
4c329aa8 | 1763 | { |
646f98ec | 1764 | item_name = ENCODE_MENU_STRING (item_name); |
3ae565b3 | 1765 | ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name); |
4c329aa8 | 1766 | } |
177c0ea7 | 1767 | |
3427a3db | 1768 | if (STRINGP (descrip) && STRING_MULTIBYTE (descrip)) |
4c329aa8 | 1769 | { |
646f98ec | 1770 | descrip = ENCODE_MENU_STRING (descrip); |
3ae565b3 | 1771 | ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip); |
4c329aa8 GM |
1772 | } |
1773 | #endif /* not HAVE_MULTILINGUAL_MENU */ | |
177c0ea7 | 1774 | |
f7fab165 | 1775 | wv = xmalloc_widget_value (); |
177c0ea7 | 1776 | if (prev_wv) |
78589e07 | 1777 | prev_wv->next = wv; |
177c0ea7 | 1778 | else |
78589e07 | 1779 | save_wv->contents = wv; |
51b59d79 | 1780 | wv->name = SSDATA (item_name); |
78589e07 | 1781 | if (!NILP (descrip)) |
51b59d79 | 1782 | wv->key = SSDATA (descrip); |
78589e07 | 1783 | wv->value = 0; |
a352a815 RS |
1784 | /* If this item has a null value, |
1785 | make the call_data null so that it won't display a box | |
1786 | when the mouse is on it. */ | |
1787 | wv->call_data | |
28be1ada | 1788 | = (!NILP (def) ? (void *) &AREF (menu_items, i) : 0); |
78589e07 | 1789 | wv->enabled = !NILP (enable); |
3427a3db GM |
1790 | |
1791 | if (NILP (type)) | |
1792 | wv->button_type = BUTTON_TYPE_NONE; | |
1793 | else if (EQ (type, QCtoggle)) | |
1794 | wv->button_type = BUTTON_TYPE_TOGGLE; | |
1795 | else if (EQ (type, QCradio)) | |
1796 | wv->button_type = BUTTON_TYPE_RADIO; | |
1797 | else | |
1798 | abort (); | |
1799 | ||
1800 | wv->selected = !NILP (selected); | |
cc45fb40 | 1801 | |
0b1f4572 RS |
1802 | if (! STRINGP (help)) |
1803 | help = Qnil; | |
1804 | ||
1805 | wv->help = help; | |
cc45fb40 | 1806 | |
78589e07 RS |
1807 | prev_wv = wv; |
1808 | ||
1809 | i += MENU_ITEMS_ITEM_LENGTH; | |
1810 | } | |
1811 | } | |
1812 | ||
c98fcf4b | 1813 | /* Deal with the title, if it is non-nil. */ |
4dedbfe0 PR |
1814 | if (!NILP (title)) |
1815 | { | |
f7fab165 RS |
1816 | widget_value *wv_title = xmalloc_widget_value (); |
1817 | widget_value *wv_sep1 = xmalloc_widget_value (); | |
1818 | widget_value *wv_sep2 = xmalloc_widget_value (); | |
4dedbfe0 PR |
1819 | |
1820 | wv_sep2->name = "--"; | |
1821 | wv_sep2->next = first_wv->contents; | |
27ad7b52 | 1822 | wv_sep2->help = Qnil; |
4dedbfe0 PR |
1823 | |
1824 | wv_sep1->name = "--"; | |
1825 | wv_sep1->next = wv_sep2; | |
27ad7b52 | 1826 | wv_sep1->help = Qnil; |
4dedbfe0 | 1827 | |
703dc2a8 KH |
1828 | #ifndef HAVE_MULTILINGUAL_MENU |
1829 | if (STRING_MULTIBYTE (title)) | |
646f98ec | 1830 | title = ENCODE_MENU_STRING (title); |
703dc2a8 | 1831 | #endif |
177c0ea7 | 1832 | |
51b59d79 | 1833 | wv_title->name = SSDATA (title); |
cc45fb40 | 1834 | wv_title->enabled = TRUE; |
3427a3db | 1835 | wv_title->button_type = BUTTON_TYPE_NONE; |
27ad7b52 | 1836 | wv_title->help = Qnil; |
a9d8395f | 1837 | wv_title->next = wv_sep1; |
4dedbfe0 PR |
1838 | first_wv->contents = wv_title; |
1839 | } | |
1840 | ||
78589e07 RS |
1841 | /* No selection has been chosen yet. */ |
1842 | menu_item_selection = 0; | |
1843 | ||
ba24cea2 YM |
1844 | /* Make sure to free the widget_value objects we used to specify the |
1845 | contents even with longjmp. */ | |
1846 | record_unwind_protect (cleanup_widget_value_tree, | |
1847 | make_save_value (first_wv, 0)); | |
1848 | ||
488dd4c4 | 1849 | /* Actually create and show the menu until popped down. */ |
a20903d0 | 1850 | create_and_show_popup_menu (f, first_wv, x, y, for_click, timestamp); |
18686d47 | 1851 | |
ba24cea2 | 1852 | unbind_to (specpdl_count, Qnil); |
18686d47 | 1853 | |
78589e07 RS |
1854 | /* Find the selected item, and its pane, to return |
1855 | the proper value. */ | |
1856 | if (menu_item_selection != 0) | |
1857 | { | |
c63f6952 | 1858 | Lisp_Object prefix, entry; |
78589e07 | 1859 | |
6bbd7a29 | 1860 | prefix = entry = Qnil; |
78589e07 RS |
1861 | i = 0; |
1862 | while (i < menu_items_used) | |
1863 | { | |
28be1ada | 1864 | if (EQ (AREF (menu_items, i), Qnil)) |
101bb4a5 RS |
1865 | { |
1866 | subprefix_stack[submenu_depth++] = prefix; | |
1867 | prefix = entry; | |
1868 | i++; | |
1869 | } | |
28be1ada | 1870 | else if (EQ (AREF (menu_items, i), Qlambda)) |
101bb4a5 RS |
1871 | { |
1872 | prefix = subprefix_stack[--submenu_depth]; | |
1873 | i++; | |
1874 | } | |
28be1ada | 1875 | else if (EQ (AREF (menu_items, i), Qt)) |
78589e07 RS |
1876 | { |
1877 | prefix | |
28be1ada | 1878 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
1879 | i += MENU_ITEMS_PANE_LENGTH; |
1880 | } | |
d31d42cc RS |
1881 | /* Ignore a nil in the item list. |
1882 | It's meaningful only for dialog boxes. */ | |
28be1ada | 1883 | else if (EQ (AREF (menu_items, i), Qquote)) |
d31d42cc | 1884 | i += 1; |
78589e07 RS |
1885 | else |
1886 | { | |
1887 | entry | |
28be1ada DA |
1888 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
1889 | if (menu_item_selection == &AREF (menu_items, i)) | |
78589e07 RS |
1890 | { |
1891 | if (keymaps != 0) | |
1892 | { | |
101bb4a5 RS |
1893 | int j; |
1894 | ||
78589e07 RS |
1895 | entry = Fcons (entry, Qnil); |
1896 | if (!NILP (prefix)) | |
1897 | entry = Fcons (prefix, entry); | |
101bb4a5 | 1898 | for (j = submenu_depth - 1; j >= 0; j--) |
e48087b7 | 1899 | if (!NILP (subprefix_stack[j])) |
5964e450 | 1900 | entry = Fcons (subprefix_stack[j], entry); |
78589e07 RS |
1901 | } |
1902 | return entry; | |
1903 | } | |
1904 | i += MENU_ITEMS_ITEM_LENGTH; | |
1905 | } | |
1906 | } | |
1907 | } | |
be6ed24a RS |
1908 | else if (!for_click) |
1909 | /* Make "Cancel" equivalent to C-g. */ | |
1910 | Fsignal (Qquit, Qnil); | |
78589e07 RS |
1911 | |
1912 | return Qnil; | |
18686d47 | 1913 | } |
4dedbfe0 | 1914 | \f |
488dd4c4 JD |
1915 | #ifdef USE_GTK |
1916 | static void | |
971de7fb | 1917 | dialog_selection_callback (GtkWidget *widget, gpointer client_data) |
488dd4c4 | 1918 | { |
8ac068ac | 1919 | /* Treat the pointer as an integer. There's no problem |
488dd4c4 | 1920 | as long as pointers have enough bits to hold small integers. */ |
d01a7826 | 1921 | if ((intptr_t) client_data != -1) |
488dd4c4 JD |
1922 | menu_item_selection = (Lisp_Object *) client_data; |
1923 | ||
1924 | popup_activated_flag = 0; | |
1925 | } | |
1926 | ||
1927 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the | |
1928 | dialog pops down. | |
1929 | menu_item_selection will be set to the selection. */ | |
1930 | static void | |
971de7fb | 1931 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1932 | { |
1933 | GtkWidget *menu; | |
1934 | ||
62af879c KL |
1935 | if (! FRAME_X_P (f)) |
1936 | abort (); | |
1937 | ||
488dd4c4 JD |
1938 | menu = xg_create_widget ("dialog", first_wv->name, f, first_wv, |
1939 | G_CALLBACK (dialog_selection_callback), | |
1940 | G_CALLBACK (popup_deactivate_callback), | |
1941 | 0); | |
1942 | ||
1943 | if (menu) | |
1944 | { | |
d311d28c | 1945 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
a130b901 | 1946 | record_unwind_protect (pop_down_menu, make_save_value (menu, 0)); |
af89e871 | 1947 | |
488dd4c4 JD |
1948 | /* Display the menu. */ |
1949 | gtk_widget_show_all (menu); | |
1950 | ||
1951 | /* Process events that apply to the menu. */ | |
f1d1cd24 | 1952 | popup_widget_loop (1, menu); |
177c0ea7 | 1953 | |
af89e871 | 1954 | unbind_to (specpdl_count, Qnil); |
488dd4c4 JD |
1955 | } |
1956 | } | |
1957 | ||
1958 | #else /* not USE_GTK */ | |
4dedbfe0 | 1959 | static void |
ebd15611 | 1960 | dialog_selection_callback (Widget widget, LWLIB_ID id, XtPointer client_data) |
4dedbfe0 | 1961 | { |
4475bec4 | 1962 | /* Treat the pointer as an integer. There's no problem |
01d5e892 | 1963 | as long as pointers have enough bits to hold small integers. */ |
4475bec4 | 1964 | if ((intptr_t) client_data != -1) |
4dedbfe0 | 1965 | menu_item_selection = (Lisp_Object *) client_data; |
488dd4c4 | 1966 | |
4dedbfe0 PR |
1967 | BLOCK_INPUT; |
1968 | lw_destroy_all_widgets (id); | |
1969 | UNBLOCK_INPUT; | |
9572375b | 1970 | popup_activated_flag = 0; |
4dedbfe0 | 1971 | } |
18686d47 | 1972 | |
488dd4c4 | 1973 | |
488dd4c4 JD |
1974 | /* Pop up the dialog for frame F defined by FIRST_WV and loop until the |
1975 | dialog pops down. | |
1976 | menu_item_selection will be set to the selection. */ | |
1977 | static void | |
ebd15611 | 1978 | create_and_show_dialog (FRAME_PTR f, widget_value *first_wv) |
488dd4c4 JD |
1979 | { |
1980 | LWLIB_ID dialog_id; | |
1981 | ||
62af879c | 1982 | if (!FRAME_X_P (f)) |
5e617bc2 | 1983 | abort (); |
62af879c | 1984 | |
488dd4c4 | 1985 | dialog_id = widget_id_tick++; |
52214050 | 1986 | #ifdef USE_LUCID |
1ecb2d3f JD |
1987 | apply_systemfont_to_dialog (f->output_data.x->widget); |
1988 | #endif | |
488dd4c4 JD |
1989 | lw_create_widget (first_wv->name, "dialog", dialog_id, first_wv, |
1990 | f->output_data.x->widget, 1, 0, | |
1991 | dialog_selection_callback, 0, 0); | |
1992 | lw_modify_all_widgets (dialog_id, first_wv->contents, True); | |
488dd4c4 JD |
1993 | /* Display the dialog box. */ |
1994 | lw_pop_up_all_widgets (dialog_id); | |
1995 | popup_activated_flag = 1; | |
98a20c65 | 1996 | x_activate_timeout_atimer (); |
488dd4c4 JD |
1997 | |
1998 | /* Process events that apply to the dialog box. | |
1999 | Also handle timers. */ | |
2000 | { | |
d311d28c | 2001 | ptrdiff_t count = SPECPDL_INDEX (); |
488dd4c4 | 2002 | int fact = 4 * sizeof (LWLIB_ID); |
177c0ea7 | 2003 | |
488dd4c4 | 2004 | /* xdialog_show_unwind is responsible for popping the dialog box down. */ |
af89e871 | 2005 | record_unwind_protect (pop_down_menu, |
488dd4c4 JD |
2006 | Fcons (make_number (dialog_id >> (fact)), |
2007 | make_number (dialog_id & ~(-1 << (fact))))); | |
2008 | ||
df470e3b | 2009 | popup_get_selection ((XEvent *) 0, FRAME_X_DISPLAY_INFO (f), |
95bdef2e | 2010 | dialog_id, 1); |
488dd4c4 JD |
2011 | |
2012 | unbind_to (count, Qnil); | |
2013 | } | |
2014 | } | |
2015 | ||
2016 | #endif /* not USE_GTK */ | |
2017 | ||
42ca4633 | 2018 | static const char * button_names [] = { |
165e1749 FP |
2019 | "button1", "button2", "button3", "button4", "button5", |
2020 | "button6", "button7", "button8", "button9", "button10" }; | |
2021 | ||
2022 | static Lisp_Object | |
42ca4633 J |
2023 | xdialog_show (FRAME_PTR f, |
2024 | int keymaps, | |
2025 | Lisp_Object title, | |
2026 | Lisp_Object header, | |
2027 | const char **error_name) | |
165e1749 FP |
2028 | { |
2029 | int i, nb_buttons=0; | |
80670155 | 2030 | char dialog_name[6]; |
165e1749 | 2031 | |
faa935b6 | 2032 | widget_value *wv, *first_wv = 0, *prev_wv = 0; |
165e1749 | 2033 | |
fcaa7665 RS |
2034 | /* Number of elements seen so far, before boundary. */ |
2035 | int left_count = 0; | |
2036 | /* 1 means we've seen the boundary between left-hand elts and right-hand. */ | |
2037 | int boundary_seen = 0; | |
2038 | ||
9898bd0e | 2039 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
ba24cea2 | 2040 | |
62af879c KL |
2041 | if (! FRAME_X_P (f)) |
2042 | abort (); | |
2043 | ||
6a040d6a | 2044 | *error_name = NULL; |
165e1749 | 2045 | |
80670155 RS |
2046 | if (menu_items_n_panes > 1) |
2047 | { | |
6a040d6a | 2048 | *error_name = "Multiple panes in dialog box"; |
80670155 RS |
2049 | return Qnil; |
2050 | } | |
2051 | ||
165e1749 FP |
2052 | /* Create a tree of widget_value objects |
2053 | representing the text label and buttons. */ | |
2054 | { | |
2055 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2056 | const char *pane_string; |
28be1ada DA |
2057 | pane_name = AREF (menu_items, MENU_ITEMS_PANE_NAME); |
2058 | prefix = AREF (menu_items, MENU_ITEMS_PANE_PREFIX); | |
165e1749 | 2059 | pane_string = (NILP (pane_name) |
51b59d79 | 2060 | ? "" : SSDATA (pane_name)); |
f7fab165 | 2061 | prev_wv = xmalloc_widget_value (); |
b00876c9 | 2062 | prev_wv->value = (char *) pane_string; |
165e1749 FP |
2063 | if (keymaps && !NILP (prefix)) |
2064 | prev_wv->name++; | |
2065 | prev_wv->enabled = 1; | |
2066 | prev_wv->name = "message"; | |
27ad7b52 | 2067 | prev_wv->help = Qnil; |
165e1749 | 2068 | first_wv = prev_wv; |
177c0ea7 | 2069 | |
165e1749 FP |
2070 | /* Loop over all panes and items, filling in the tree. */ |
2071 | i = MENU_ITEMS_PANE_LENGTH; | |
2072 | while (i < menu_items_used) | |
2073 | { | |
177c0ea7 | 2074 | |
165e1749 FP |
2075 | /* Create a new item within current pane. */ |
2076 | Lisp_Object item_name, enable, descrip; | |
28be1ada DA |
2077 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2078 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
165e1749 | 2079 | descrip |
28be1ada | 2080 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
177c0ea7 | 2081 | |
80670155 RS |
2082 | if (NILP (item_name)) |
2083 | { | |
2084 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2085 | *error_name = "Submenu in dialog items"; |
80670155 RS |
2086 | return Qnil; |
2087 | } | |
fcaa7665 RS |
2088 | if (EQ (item_name, Qquote)) |
2089 | { | |
2090 | /* This is the boundary between left-side elts | |
2091 | and right-side elts. Stop incrementing right_count. */ | |
2092 | boundary_seen = 1; | |
2093 | i++; | |
2094 | continue; | |
2095 | } | |
86e71abf | 2096 | if (nb_buttons >= 9) |
80670155 RS |
2097 | { |
2098 | free_menubar_widget_value_tree (first_wv); | |
6a040d6a | 2099 | *error_name = "Too many dialog items"; |
80670155 RS |
2100 | return Qnil; |
2101 | } | |
2102 | ||
f7fab165 | 2103 | wv = xmalloc_widget_value (); |
165e1749 | 2104 | prev_wv->next = wv; |
80670155 | 2105 | wv->name = (char *) button_names[nb_buttons]; |
165e1749 | 2106 | if (!NILP (descrip)) |
51b59d79 PE |
2107 | wv->key = SSDATA (descrip); |
2108 | wv->value = SSDATA (item_name); | |
28be1ada | 2109 | wv->call_data = (void *) &AREF (menu_items, i); |
165e1749 | 2110 | wv->enabled = !NILP (enable); |
27ad7b52 | 2111 | wv->help = Qnil; |
165e1749 FP |
2112 | prev_wv = wv; |
2113 | ||
fcaa7665 RS |
2114 | if (! boundary_seen) |
2115 | left_count++; | |
2116 | ||
165e1749 FP |
2117 | nb_buttons++; |
2118 | i += MENU_ITEMS_ITEM_LENGTH; | |
2119 | } | |
2120 | ||
fcaa7665 RS |
2121 | /* If the boundary was not specified, |
2122 | by default put half on the left and half on the right. */ | |
2123 | if (! boundary_seen) | |
2124 | left_count = nb_buttons - nb_buttons / 2; | |
2125 | ||
f7fab165 | 2126 | wv = xmalloc_widget_value (); |
80670155 | 2127 | wv->name = dialog_name; |
27ad7b52 | 2128 | wv->help = Qnil; |
6a040d6a NR |
2129 | |
2130 | /* Frame title: 'Q' = Question, 'I' = Information. | |
2131 | Can also have 'E' = Error if, one day, we want | |
2132 | a popup for errors. */ | |
5e617bc2 | 2133 | if (NILP (header)) |
6a040d6a NR |
2134 | dialog_name[0] = 'Q'; |
2135 | else | |
2136 | dialog_name[0] = 'I'; | |
2137 | ||
80670155 RS |
2138 | /* Dialog boxes use a really stupid name encoding |
2139 | which specifies how many buttons to use | |
6a040d6a | 2140 | and how many buttons are on the right. */ |
80670155 RS |
2141 | dialog_name[1] = '0' + nb_buttons; |
2142 | dialog_name[2] = 'B'; | |
2143 | dialog_name[3] = 'R'; | |
fcaa7665 RS |
2144 | /* Number of buttons to put on the right. */ |
2145 | dialog_name[4] = '0' + nb_buttons - left_count; | |
80670155 | 2146 | dialog_name[5] = 0; |
165e1749 FP |
2147 | wv->contents = first_wv; |
2148 | first_wv = wv; | |
165e1749 FP |
2149 | } |
2150 | ||
165e1749 FP |
2151 | /* No selection has been chosen yet. */ |
2152 | menu_item_selection = 0; | |
2153 | ||
ba24cea2 YM |
2154 | /* Make sure to free the widget_value objects we used to specify the |
2155 | contents even with longjmp. */ | |
2156 | record_unwind_protect (cleanup_widget_value_tree, | |
2157 | make_save_value (first_wv, 0)); | |
2158 | ||
488dd4c4 JD |
2159 | /* Actually create and show the dialog. */ |
2160 | create_and_show_dialog (f, first_wv); | |
f02cac82 | 2161 | |
ba24cea2 | 2162 | unbind_to (specpdl_count, Qnil); |
177c0ea7 | 2163 | |
488dd4c4 JD |
2164 | /* Find the selected item, and its pane, to return |
2165 | the proper value. */ | |
165e1749 FP |
2166 | if (menu_item_selection != 0) |
2167 | { | |
2168 | Lisp_Object prefix; | |
2169 | ||
2170 | prefix = Qnil; | |
2171 | i = 0; | |
2172 | while (i < menu_items_used) | |
2173 | { | |
2174 | Lisp_Object entry; | |
2175 | ||
28be1ada | 2176 | if (EQ (AREF (menu_items, i), Qt)) |
165e1749 FP |
2177 | { |
2178 | prefix | |
28be1ada | 2179 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
165e1749 FP |
2180 | i += MENU_ITEMS_PANE_LENGTH; |
2181 | } | |
28be1ada | 2182 | else if (EQ (AREF (menu_items, i), Qquote)) |
85996cfb GM |
2183 | { |
2184 | /* This is the boundary between left-side elts and | |
2185 | right-side elts. */ | |
2186 | ++i; | |
2187 | } | |
165e1749 FP |
2188 | else |
2189 | { | |
2190 | entry | |
28be1ada DA |
2191 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
2192 | if (menu_item_selection == &AREF (menu_items, i)) | |
165e1749 FP |
2193 | { |
2194 | if (keymaps != 0) | |
2195 | { | |
2196 | entry = Fcons (entry, Qnil); | |
2197 | if (!NILP (prefix)) | |
2198 | entry = Fcons (prefix, entry); | |
2199 | } | |
2200 | return entry; | |
2201 | } | |
2202 | i += MENU_ITEMS_ITEM_LENGTH; | |
2203 | } | |
2204 | } | |
2205 | } | |
9f6fcdc5 JD |
2206 | else |
2207 | /* Make "Cancel" equivalent to C-g. */ | |
2208 | Fsignal (Qquit, Qnil); | |
165e1749 FP |
2209 | |
2210 | return Qnil; | |
2211 | } | |
ba461919 | 2212 | |
488dd4c4 | 2213 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
78589e07 | 2214 | |
3e703b25 GM |
2215 | /* The frame of the last activated non-toolkit menu bar. |
2216 | Used to generate menu help events. */ | |
2217 | ||
2218 | static struct frame *menu_help_frame; | |
2219 | ||
2220 | ||
62145073 GM |
2221 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
2222 | ||
2223 | PANE is the pane number, and ITEM is the menu item number in | |
2224 | the menu (currently not used). | |
177c0ea7 | 2225 | |
62145073 GM |
2226 | This cannot be done with generating a HELP_EVENT because |
2227 | XMenuActivate contains a loop that doesn't let Emacs process | |
2228 | keyboard events. */ | |
3e703b25 GM |
2229 | |
2230 | static void | |
eb18f6cc | 2231 | menu_help_callback (char const *help_string, int pane, int item) |
3e703b25 | 2232 | { |
62145073 GM |
2233 | Lisp_Object *first_item; |
2234 | Lisp_Object pane_name; | |
2235 | Lisp_Object menu_object; | |
177c0ea7 | 2236 | |
62145073 GM |
2237 | first_item = XVECTOR (menu_items)->contents; |
2238 | if (EQ (first_item[0], Qt)) | |
2239 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
2240 | else if (EQ (first_item[0], Qquote)) | |
2241 | /* This shouldn't happen, see xmenu_show. */ | |
ce33e8eb | 2242 | pane_name = empty_unibyte_string; |
62145073 GM |
2243 | else |
2244 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
177c0ea7 | 2245 | |
62145073 GM |
2246 | /* (menu-item MENU-NAME PANE-NUMBER) */ |
2247 | menu_object = Fcons (Qmenu_item, | |
2248 | Fcons (pane_name, | |
2249 | Fcons (make_number (pane), Qnil))); | |
ba461919 | 2250 | show_help_echo (help_string ? build_string (help_string) : Qnil, |
f868cd8a | 2251 | Qnil, menu_object, make_number (item)); |
3e703b25 | 2252 | } |
177c0ea7 | 2253 | |
af89e871 | 2254 | static Lisp_Object |
0521f580 | 2255 | pop_down_menu (Lisp_Object arg) |
af89e871 | 2256 | { |
a130b901 JD |
2257 | struct Lisp_Save_Value *p1 = XSAVE_VALUE (Fcar (arg)); |
2258 | struct Lisp_Save_Value *p2 = XSAVE_VALUE (Fcdr (arg)); | |
59cfb104 | 2259 | |
a130b901 JD |
2260 | FRAME_PTR f = p1->pointer; |
2261 | XMenu *menu = p2->pointer; | |
af89e871 JD |
2262 | |
2263 | BLOCK_INPUT; | |
af89e871 | 2264 | #ifndef MSDOS |
a130b901 JD |
2265 | XUngrabPointer (FRAME_X_DISPLAY (f), CurrentTime); |
2266 | XUngrabKeyboard (FRAME_X_DISPLAY (f), CurrentTime); | |
af89e871 | 2267 | #endif |
a130b901 | 2268 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
af89e871 JD |
2269 | |
2270 | #ifdef HAVE_X_WINDOWS | |
2271 | /* Assume the mouse has moved out of the X window. | |
2272 | If it has actually moved in, we will get an EnterNotify. */ | |
2273 | x_mouse_leave (FRAME_X_DISPLAY_INFO (f)); | |
2274 | ||
2275 | /* State that no mouse buttons are now held. | |
2276 | (The oldXMenu code doesn't track this info for us.) | |
2277 | That is not necessarily true, but the fiction leads to reasonable | |
2278 | results, and it is a pain to ask which are actually held now. */ | |
2279 | FRAME_X_DISPLAY_INFO (f)->grabbed = 0; | |
2280 | ||
2281 | #endif /* HAVE_X_WINDOWS */ | |
2282 | ||
2283 | UNBLOCK_INPUT; | |
2284 | ||
2285 | return Qnil; | |
2286 | } | |
2287 | ||
3e703b25 | 2288 | |
1fb99a3a | 2289 | Lisp_Object |
2b23d2a6 | 2290 | xmenu_show (FRAME_PTR f, int x, int y, int for_click, int keymaps, |
08dc5ae6 | 2291 | Lisp_Object title, const char **error_name, Time timestamp) |
dcfdbac7 | 2292 | { |
177c0ea7 | 2293 | Window root; |
78589e07 RS |
2294 | XMenu *menu; |
2295 | int pane, selidx, lpane, status; | |
2296 | Lisp_Object entry, pane_prefix; | |
dcfdbac7 JB |
2297 | char *datap; |
2298 | int ulx, uly, width, height; | |
2299 | int dispwidth, dispheight; | |
453a4f1b | 2300 | int i, j, lines, maxlines; |
4e8d3549 | 2301 | int maxwidth; |
78589e07 RS |
2302 | int dummy_int; |
2303 | unsigned int dummy_uint; | |
d311d28c | 2304 | ptrdiff_t specpdl_count = SPECPDL_INDEX (); |
088831f6 | 2305 | |
a9e1244d | 2306 | if (! FRAME_X_P (f) && ! FRAME_MSDOS_P (f)) |
62af879c KL |
2307 | abort (); |
2308 | ||
bf501fb9 | 2309 | *error_name = 0; |
78589e07 RS |
2310 | if (menu_items_n_panes == 0) |
2311 | return Qnil; | |
088831f6 | 2312 | |
742f715d KH |
2313 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) |
2314 | { | |
bf501fb9 | 2315 | *error_name = "Empty menu"; |
742f715d KH |
2316 | return Qnil; |
2317 | } | |
2318 | ||
78589e07 | 2319 | /* Figure out which root window F is on. */ |
92280f67 | 2320 | XGetGeometry (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &root, |
78589e07 RS |
2321 | &dummy_int, &dummy_int, &dummy_uint, &dummy_uint, |
2322 | &dummy_uint, &dummy_uint); | |
18686d47 | 2323 | |
78589e07 | 2324 | /* Make the menu on that window. */ |
92280f67 | 2325 | menu = XMenuCreate (FRAME_X_DISPLAY (f), root, "emacs"); |
78589e07 | 2326 | if (menu == NULL) |
dcfdbac7 | 2327 | { |
bf501fb9 | 2328 | *error_name = "Can't create menu"; |
78589e07 | 2329 | return Qnil; |
dcfdbac7 | 2330 | } |
78589e07 | 2331 | |
d130d129 RS |
2332 | /* Don't GC while we prepare and show the menu, |
2333 | because we give the oldxmenu library pointers to the | |
2334 | contents of strings. */ | |
2335 | inhibit_garbage_collection (); | |
2336 | ||
87485d6f | 2337 | #ifdef HAVE_X_WINDOWS |
78589e07 | 2338 | /* Adjust coordinates to relative to the outer (window manager) window. */ |
453a4f1b JD |
2339 | x += FRAME_OUTER_TO_INNER_DIFF_X (f); |
2340 | y += FRAME_OUTER_TO_INNER_DIFF_Y (f); | |
87485d6f | 2341 | #endif /* HAVE_X_WINDOWS */ |
78589e07 RS |
2342 | |
2343 | /* Adjust coordinates to be root-window-relative. */ | |
9882535b KS |
2344 | x += f->left_pos; |
2345 | y += f->top_pos; | |
177c0ea7 | 2346 | |
78589e07 | 2347 | /* Create all the necessary panes and their items. */ |
eef9bc79 PE |
2348 | maxwidth = maxlines = lines = i = 0; |
2349 | lpane = XM_FAILURE; | |
78589e07 | 2350 | while (i < menu_items_used) |
dcfdbac7 | 2351 | { |
28be1ada | 2352 | if (EQ (AREF (menu_items, i), Qt)) |
dcfdbac7 | 2353 | { |
78589e07 RS |
2354 | /* Create a new pane. */ |
2355 | Lisp_Object pane_name, prefix; | |
6d1f7fee | 2356 | const char *pane_string; |
78589e07 | 2357 | |
453a4f1b JD |
2358 | maxlines = max (maxlines, lines); |
2359 | lines = 0; | |
28be1ada DA |
2360 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
2361 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
78589e07 | 2362 | pane_string = (NILP (pane_name) |
51b59d79 | 2363 | ? "" : SSDATA (pane_name)); |
78589e07 RS |
2364 | if (keymaps && !NILP (prefix)) |
2365 | pane_string++; | |
2366 | ||
92280f67 | 2367 | lpane = XMenuAddPane (FRAME_X_DISPLAY (f), menu, pane_string, TRUE); |
78589e07 RS |
2368 | if (lpane == XM_FAILURE) |
2369 | { | |
92280f67 | 2370 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2371 | *error_name = "Can't create pane"; |
78589e07 RS |
2372 | return Qnil; |
2373 | } | |
2374 | i += MENU_ITEMS_PANE_LENGTH; | |
4e8d3549 RS |
2375 | |
2376 | /* Find the width of the widest item in this pane. */ | |
4e8d3549 RS |
2377 | j = i; |
2378 | while (j < menu_items_used) | |
2379 | { | |
2380 | Lisp_Object item; | |
28be1ada | 2381 | item = AREF (menu_items, j); |
4e8d3549 RS |
2382 | if (EQ (item, Qt)) |
2383 | break; | |
2384 | if (NILP (item)) | |
2385 | { | |
2386 | j++; | |
2387 | continue; | |
2388 | } | |
d5db4077 | 2389 | width = SBYTES (item); |
4e8d3549 RS |
2390 | if (width > maxwidth) |
2391 | maxwidth = width; | |
2392 | ||
2393 | j += MENU_ITEMS_ITEM_LENGTH; | |
2394 | } | |
dcfdbac7 | 2395 | } |
fcaa7665 RS |
2396 | /* Ignore a nil in the item list. |
2397 | It's meaningful only for dialog boxes. */ | |
28be1ada | 2398 | else if (EQ (AREF (menu_items, i), Qquote)) |
fcaa7665 | 2399 | i += 1; |
78589e07 | 2400 | else |
dcfdbac7 | 2401 | { |
78589e07 | 2402 | /* Create a new item within current pane. */ |
3e703b25 | 2403 | Lisp_Object item_name, enable, descrip, help; |
eb18f6cc PE |
2404 | char *item_data; |
2405 | char const *help_string; | |
78589e07 | 2406 | |
28be1ada DA |
2407 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
2408 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
78589e07 | 2409 | descrip |
28be1ada DA |
2410 | = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); |
2411 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
eb18f6cc | 2412 | help_string = STRINGP (help) ? SSDATA (help) : NULL; |
177c0ea7 | 2413 | |
78589e07 | 2414 | if (!NILP (descrip)) |
4e8d3549 | 2415 | { |
4e8d3549 RS |
2416 | /* if alloca is fast, use that to make the space, |
2417 | to reduce gc needs. */ | |
38182d90 | 2418 | item_data = alloca (maxwidth + SBYTES (descrip) + 1); |
eb18f6cc | 2419 | memcpy (item_data, SSDATA (item_name), SBYTES (item_name)); |
d5db4077 | 2420 | for (j = SCHARS (item_name); j < maxwidth; j++) |
4e8d3549 | 2421 | item_data[j] = ' '; |
eb18f6cc | 2422 | memcpy (item_data + j, SSDATA (descrip), SBYTES (descrip)); |
d5db4077 | 2423 | item_data[j + SBYTES (descrip)] = 0; |
4e8d3549 RS |
2424 | } |
2425 | else | |
eb18f6cc | 2426 | item_data = SSDATA (item_name); |
78589e07 | 2427 | |
eef9bc79 PE |
2428 | if (lpane == XM_FAILURE |
2429 | || (XMenuAddSelection (FRAME_X_DISPLAY (f), | |
2430 | menu, lpane, 0, item_data, | |
2431 | !NILP (enable), help_string) | |
2432 | == XM_FAILURE)) | |
dcfdbac7 | 2433 | { |
92280f67 | 2434 | XMenuDestroy (FRAME_X_DISPLAY (f), menu); |
bf501fb9 | 2435 | *error_name = "Can't add selection to menu"; |
78589e07 | 2436 | return Qnil; |
dcfdbac7 | 2437 | } |
78589e07 | 2438 | i += MENU_ITEMS_ITEM_LENGTH; |
453a4f1b | 2439 | lines++; |
dcfdbac7 JB |
2440 | } |
2441 | } | |
4e8d3549 | 2442 | |
453a4f1b JD |
2443 | maxlines = max (maxlines, lines); |
2444 | ||
78589e07 | 2445 | /* All set and ready to fly. */ |
92280f67 | 2446 | XMenuRecompute (FRAME_X_DISPLAY (f), menu); |
63685b9d GM |
2447 | dispwidth = DisplayWidth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); |
2448 | dispheight = DisplayHeight (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)); | |
78589e07 RS |
2449 | x = min (x, dispwidth); |
2450 | y = min (y, dispheight); | |
2451 | x = max (x, 1); | |
2452 | y = max (y, 1); | |
92280f67 | 2453 | XMenuLocate (FRAME_X_DISPLAY (f), menu, 0, 0, x, y, |
dcfdbac7 JB |
2454 | &ulx, &uly, &width, &height); |
2455 | if (ulx+width > dispwidth) | |
2456 | { | |
78589e07 | 2457 | x -= (ulx + width) - dispwidth; |
dcfdbac7 JB |
2458 | ulx = dispwidth - width; |
2459 | } | |
2460 | if (uly+height > dispheight) | |
2461 | { | |
78589e07 | 2462 | y -= (uly + height) - dispheight; |
dcfdbac7 JB |
2463 | uly = dispheight - height; |
2464 | } | |
2de7397f EZ |
2465 | #ifndef HAVE_X_WINDOWS |
2466 | if (FRAME_HAS_MINIBUF_P (f) && uly+height > dispheight - 1) | |
2467 | { | |
2468 | /* Move the menu away of the echo area, to avoid overwriting the | |
2469 | menu with help echo messages or vice versa. */ | |
2470 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
2471 | { | |
2472 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2473 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)); | |
2474 | } | |
2475 | else | |
2476 | { | |
2477 | y--; | |
2478 | uly--; | |
2479 | } | |
2480 | } | |
2481 | #endif | |
78589e07 RS |
2482 | if (ulx < 0) x -= ulx; |
2483 | if (uly < 0) y -= uly; | |
121e4555 | 2484 | |
453a4f1b JD |
2485 | if (! for_click) |
2486 | { | |
2487 | /* If position was not given by a mouse click, adjust so upper left | |
2488 | corner of the menu as a whole ends up at given coordinates. This | |
2489 | is what x-popup-menu says in its documentation. */ | |
2490 | x += width/2; | |
2491 | y += 1.5*height/(maxlines+2); | |
2492 | } | |
2493 | ||
121e4555 | 2494 | XMenuSetAEQ (menu, TRUE); |
78589e07 RS |
2495 | XMenuSetFreeze (menu, TRUE); |
2496 | pane = selidx = 0; | |
3e703b25 | 2497 | |
c3438661 JD |
2498 | #ifndef MSDOS |
2499 | XMenuActivateSetWaitFunction (x_menu_wait_for_event, FRAME_X_DISPLAY (f)); | |
2500 | #endif | |
59cfb104 | 2501 | |
a130b901 JD |
2502 | record_unwind_protect (pop_down_menu, |
2503 | Fcons (make_save_value (f, 0), | |
2504 | make_save_value (menu, 0))); | |
c3438661 | 2505 | |
3e703b25 GM |
2506 | /* Help display under X won't work because XMenuActivate contains |
2507 | a loop that doesn't give Emacs a chance to process it. */ | |
2508 | menu_help_frame = f; | |
92280f67 | 2509 | status = XMenuActivate (FRAME_X_DISPLAY (f), menu, &pane, &selidx, |
af89e871 JD |
2510 | x, y, ButtonReleaseMask, &datap, |
2511 | menu_help_callback); | |
eef9bc79 | 2512 | entry = pane_prefix = Qnil; |
a352a815 | 2513 | |
dcfdbac7 JB |
2514 | switch (status) |
2515 | { | |
2516 | case XM_SUCCESS: | |
2517 | #ifdef XDEBUG | |
2518 | fprintf (stderr, "pane= %d line = %d\n", panes, selidx); | |
2519 | #endif | |
fa6d54d9 | 2520 | |
78589e07 RS |
2521 | /* Find the item number SELIDX in pane number PANE. */ |
2522 | i = 0; | |
2523 | while (i < menu_items_used) | |
fa6d54d9 | 2524 | { |
28be1ada | 2525 | if (EQ (AREF (menu_items, i), Qt)) |
088831f6 | 2526 | { |
78589e07 RS |
2527 | if (pane == 0) |
2528 | pane_prefix | |
28be1ada | 2529 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
78589e07 RS |
2530 | pane--; |
2531 | i += MENU_ITEMS_PANE_LENGTH; | |
088831f6 | 2532 | } |
78589e07 | 2533 | else |
ab6ee1a0 | 2534 | { |
78589e07 | 2535 | if (pane == -1) |
ab6ee1a0 | 2536 | { |
78589e07 | 2537 | if (selidx == 0) |
ab6ee1a0 | 2538 | { |
78589e07 | 2539 | entry |
28be1ada | 2540 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
78589e07 | 2541 | if (keymaps != 0) |
ab6ee1a0 | 2542 | { |
78589e07 RS |
2543 | entry = Fcons (entry, Qnil); |
2544 | if (!NILP (pane_prefix)) | |
2545 | entry = Fcons (pane_prefix, entry); | |
ab6ee1a0 | 2546 | } |
78589e07 | 2547 | break; |
ab6ee1a0 | 2548 | } |
78589e07 | 2549 | selidx--; |
ab6ee1a0 | 2550 | } |
78589e07 | 2551 | i += MENU_ITEMS_ITEM_LENGTH; |
ab6ee1a0 RS |
2552 | } |
2553 | } | |
78589e07 | 2554 | break; |
dcfdbac7 | 2555 | |
78589e07 | 2556 | case XM_FAILURE: |
bf501fb9 | 2557 | *error_name = "Can't activate menu"; |
78589e07 | 2558 | case XM_IA_SELECT: |
9f6fcdc5 | 2559 | break; |
78589e07 | 2560 | case XM_NO_SELECT: |
be6ed24a RS |
2561 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
2562 | the menu was invoked with a mouse event as POSITION). */ | |
9f6fcdc5 JD |
2563 | if (! for_click) |
2564 | Fsignal (Qquit, Qnil); | |
78589e07 | 2565 | break; |
dcfdbac7 | 2566 | } |
a5285df3 | 2567 | |
af89e871 | 2568 | unbind_to (specpdl_count, Qnil); |
a5285df3 | 2569 | |
78589e07 | 2570 | return entry; |
dcfdbac7 | 2571 | } |
4dedbfe0 | 2572 | |
78589e07 | 2573 | #endif /* not USE_X_TOOLKIT */ |
1e659e4c RS |
2574 | |
2575 | #endif /* HAVE_MENUS */ | |
e3135734 | 2576 | |
d009ae66 EZ |
2577 | #ifndef MSDOS |
2578 | /* Detect if a dialog or menu has been posted. MSDOS has its own | |
2579 | implementation on msdos.c. */ | |
b79b8a1c CY |
2580 | |
2581 | int | |
971de7fb | 2582 | popup_activated (void) |
b79b8a1c CY |
2583 | { |
2584 | return popup_activated_flag; | |
2585 | } | |
d009ae66 | 2586 | #endif /* not MSDOS */ |
e3135734 CY |
2587 | |
2588 | /* The following is used by delayed window autoselection. */ | |
2589 | ||
2590 | DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0, | |
2591 | doc: /* Return t if a menu or popup dialog is active. */) | |
5842a27b | 2592 | (void) |
e3135734 CY |
2593 | { |
2594 | #ifdef HAVE_MENUS | |
2595 | return (popup_activated ()) ? Qt : Qnil; | |
2596 | #else | |
2597 | return Qnil; | |
2598 | #endif /* HAVE_MENUS */ | |
2599 | } | |
088831f6 | 2600 | \f |
dfcf069d | 2601 | void |
971de7fb | 2602 | syms_of_xmenu (void) |
dcfdbac7 | 2603 | { |
cd3520a4 | 2604 | DEFSYM (Qdebug_on_next_call, "debug-on-next-call"); |
0314aacb | 2605 | |
8ed87156 | 2606 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 2607 | widget_id_tick = (1<<16); |
88766961 | 2608 | next_menubar_widget_id = 1; |
8ed87156 RS |
2609 | #endif |
2610 | ||
508fb067 | 2611 | defsubr (&Smenu_or_popup_active_p); |
22badffe JD |
2612 | |
2613 | #if defined (USE_GTK) || defined (USE_X_TOOLKIT) | |
12b6af5c | 2614 | defsubr (&Sx_menu_bar_open_internal); |
d67b4f80 DN |
2615 | Ffset (intern_c_string ("accelerate-menu"), |
2616 | intern_c_string (Sx_menu_bar_open_internal.symbol_name)); | |
22badffe JD |
2617 | #endif |
2618 | ||
1e659e4c | 2619 | #ifdef HAVE_MENUS |
165e1749 | 2620 | defsubr (&Sx_popup_dialog); |
1e659e4c | 2621 | #endif |
dcfdbac7 | 2622 | } |