1 /* NeXT/Open/GNUstep and MacOSX Cocoa menu and toolbar module.
2 Copyright (C) 2007-2013 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20 By Adrian Robert, based on code from original nsmenu.m (Carl Edman,
21 Christian Limpach, Scott Bender, Christophe de Dinechin) and code in the
22 Carbon version by Yamamoto Mitsuharu. */
24 /* This should be the first include, as it may set up #defines affecting
25 interpretation of even the system includes. */
30 #include "character.h"
35 #include "blockinput.h"
37 #include "termhooks.h"
41 #define NSMENUPROFILE 0
44 #include <sys/timeb.h>
45 #include <sys/types.h>
49 int menu_trace_num = 0;
50 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
51 __FILE__, __LINE__, ++menu_trace_num)
57 /* Include lisp -> C common menu parsing code */
58 #define ENCODE_MENU_STRING(str) ENCODE_UTF_8 (str)
59 #include "nsmenu_common.c"
62 extern Lisp_Object Qundefined, Qmenu_enable, Qmenu_bar_update_hook;
63 extern Lisp_Object QCtoggle, QCradio;
65 Lisp_Object Qdebug_on_next_call;
66 extern Lisp_Object Qoverriding_local_map, Qoverriding_terminal_local_map;
68 extern long context_menu_value;
69 EmacsMenu *mainMenu, *svcsMenu, *dockMenu;
71 /* Nonzero means a menu is currently active. */
72 static int popup_activated_flag;
74 /* Nonzero means we are tracking and updating menus. */
75 static int trackingMenu;
78 /* NOTE: toolbar implementation is at end,
79 following complete menu implementation. */
82 /* ==========================================================================
84 Menu: Externally-called functions
86 ========================================================================== */
89 /* Supposed to discard menubar and free storage. Since we share the
90 menubar among frames and update its context for the focused window,
91 there is nothing to do here. */
93 free_frame_menubar (struct frame *f)
100 popup_activated (void)
102 return popup_activated_flag;
106 /* --------------------------------------------------------------------------
107 Update menubar. Three cases:
108 1) ! deep_p, submenu = nil: Fresh switch onto a frame -- either set up
109 just top-level menu strings (OS X), or goto case (2) (GNUstep).
110 2) deep_p, submenu = nil: Recompute all submenus.
111 3) deep_p, submenu = non-nil: Update contents of a single submenu.
112 -------------------------------------------------------------------------- */
114 ns_update_menubar (struct frame *f, bool deep_p, EmacsMenu *submenu)
116 NSAutoreleasePool *pool;
117 id menu = [NSApp mainMenu];
118 static EmacsMenu *last_submenu = nil;
122 widget_value *wv, *first_wv, *prev_wv = 0;
130 NSTRACE (ns_update_menubar);
132 if (f != SELECTED_FRAME ())
134 XSETFRAME (Vmenu_updating_frame, f);
135 /*fprintf (stderr, "ns_update_menubar: frame: %p\tdeep: %d\tsub: %p\n", f, deep_p, submenu); */
138 pool = [[NSAutoreleasePool alloc] init];
140 /* Menu may have been created automatically; if so, discard it. */
141 if ([menu isKindOfClass: [EmacsMenu class]] == NO)
149 menu = [[EmacsMenu alloc] initWithTitle: ns_app_name];
153 { /* close up anything on there */
154 id attMenu = [menu attachedMenu];
161 t = -(1000*tb.time+tb.millitm);
164 #ifdef NS_IMPL_GNUSTEP
165 deep_p = 1; /* until GNUstep NSMenu implements the Panther delegation model */
170 /* Fully parse one or more of the submenus. */
172 int *submenu_start, *submenu_end;
173 bool *submenu_top_level_items;
174 int *submenu_n_panes;
175 struct buffer *prev = current_buffer;
177 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
178 int previous_menu_items_used = f->menu_bar_items_used;
179 Lisp_Object *previous_items
180 = alloca (previous_menu_items_used * sizeof *previous_items);
182 /* lisp preliminaries */
183 buffer = XWINDOW (FRAME_SELECTED_WINDOW (f))->contents;
184 specbind (Qinhibit_quit, Qt);
185 specbind (Qdebug_on_next_call, Qnil);
186 record_unwind_save_match_data ();
187 if (NILP (Voverriding_local_map_menu_flag))
189 specbind (Qoverriding_terminal_local_map, Qnil);
190 specbind (Qoverriding_local_map, Qnil);
192 set_buffer_internal_1 (XBUFFER (buffer));
194 /* TODO: for some reason this is not needed in other terms,
195 but some menu updates call Info-extract-pointer which causes
196 abort-on-error if waiting-for-input. Needs further investigation. */
197 owfi = waiting_for_input;
198 waiting_for_input = 0;
200 /* lucid hook and possible reset */
201 safe_run_hooks (Qactivate_menubar_hook);
202 if (! NILP (Vlucid_menu_bar_dirty_flag))
203 call0 (Qrecompute_lucid_menubar);
204 safe_run_hooks (Qmenu_bar_update_hook);
205 fset_menu_bar_items (f, menu_bar_items (FRAME_MENU_BAR_ITEMS (f)));
207 /* Now ready to go */
208 items = FRAME_MENU_BAR_ITEMS (f);
210 /* Save the frame's previous menu bar contents data */
211 if (previous_menu_items_used)
212 memcpy (previous_items, aref_addr (f->menu_bar_vector, 0),
213 previous_menu_items_used * sizeof (Lisp_Object));
215 /* parse stage 1: extract from lisp */
218 menu_items = f->menu_bar_vector;
219 menu_items_allocated = VECTORP (menu_items) ? ASIZE (menu_items) : 0;
220 submenu_start = alloca (ASIZE (items) * sizeof *submenu_start);
221 submenu_end = alloca (ASIZE (items) * sizeof *submenu_end);
222 submenu_n_panes = alloca (ASIZE (items) * sizeof *submenu_n_panes);
223 submenu_top_level_items = alloca (ASIZE (items)
224 * sizeof *submenu_top_level_items);
226 for (i = 0; i < ASIZE (items); i += 4)
228 Lisp_Object key, string, maps;
230 key = AREF (items, i);
231 string = AREF (items, i + 1);
232 maps = AREF (items, i + 2);
236 /* FIXME: we'd like to only parse the needed submenu, but this
237 was causing crashes in the _common parsing code.. need to make
238 sure proper initialization done.. */
239 /* if (submenu && strcmp ([[submenu title] UTF8String], SSDATA (string)))
242 submenu_start[i] = menu_items_used;
244 menu_items_n_panes = 0;
245 submenu_top_level_items[i] = parse_single_submenu (key, string, maps);
246 submenu_n_panes[i] = menu_items_n_panes;
247 submenu_end[i] = menu_items_used;
251 finish_menu_items ();
252 waiting_for_input = owfi;
255 if (submenu && n == 0)
257 /* should have found a menu for this one but didn't */
258 fprintf (stderr, "ERROR: did not find lisp menu for submenu '%s'.\n",
259 [[submenu title] UTF8String]);
260 discard_menu_items ();
261 unbind_to (specpdl_count, Qnil);
267 /* parse stage 2: insert into lucid 'widget_value' structures
268 [comments in other terms say not to evaluate lisp code here] */
269 wv = xmalloc_widget_value ();
270 wv->name = "menubar";
273 wv->button_type = BUTTON_TYPE_NONE;
277 for (i = 0; i < 4*n; i += 4)
279 menu_items_n_panes = submenu_n_panes[i];
280 wv = digest_single_submenu (submenu_start[i], submenu_end[i],
281 submenu_top_level_items[i]);
285 first_wv->contents = wv;
286 /* Don't set wv->name here; GC during the loop might relocate it. */
288 wv->button_type = BUTTON_TYPE_NONE;
292 set_buffer_internal_1 (prev);
294 /* Compare the new menu items with previous, and leave off if no change */
295 /* FIXME: following other terms here, but seems like this should be
296 done before parse stage 2 above, since its results aren't used */
297 if (previous_menu_items_used
298 && (!submenu || (submenu && submenu == last_submenu))
299 && menu_items_used == previous_menu_items_used)
301 for (i = 0; i < previous_menu_items_used; i++)
302 /* FIXME: this ALWAYS fails on Buffers menu items.. something
303 about their strings causes them to change every time, so we
304 double-check failures */
305 if (!EQ (previous_items[i], AREF (menu_items, i)))
306 if (!(STRINGP (previous_items[i])
307 && STRINGP (AREF (menu_items, i))
308 && !strcmp (SSDATA (previous_items[i]),
309 SSDATA (AREF (menu_items, i)))))
311 if (i == previous_menu_items_used)
317 t += 1000*tb.time+tb.millitm;
318 fprintf (stderr, "NO CHANGE! CUTTING OUT after %ld msec.\n", t);
321 free_menubar_widget_value_tree (first_wv);
322 discard_menu_items ();
323 unbind_to (specpdl_count, Qnil);
329 /* The menu items are different, so store them in the frame */
330 /* FIXME: this is not correct for single-submenu case */
331 fset_menu_bar_vector (f, menu_items);
332 f->menu_bar_items_used = menu_items_used;
334 /* Calls restore_menu_items, etc., as they were outside */
335 unbind_to (specpdl_count, Qnil);
337 /* Parse stage 2a: now GC cannot happen during the lifetime of the
338 widget_value, so it's safe to store data from a Lisp_String */
339 wv = first_wv->contents;
340 for (i = 0; i < ASIZE (items); i += 4)
343 string = AREF (items, i + 1);
347 wv->name = SSDATA (string);
348 update_submenu_strings (wv->contents);
352 /* Now, update the NS menu; if we have a submenu, use that, otherwise
353 create a new menu for each sub and fill it. */
356 const char *submenuTitle = [[submenu title] UTF8String];
357 for (wv = first_wv->contents; wv; wv = wv->next)
359 if (!strcmp (submenuTitle, wv->name))
361 [submenu fillWithWidgetValue: wv->contents];
362 last_submenu = submenu;
369 [menu fillWithWidgetValue: first_wv->contents frame: f];
375 static int n_previous_strings = 0;
376 static char previous_strings[100][10];
377 static struct frame *last_f = NULL;
381 wv = xmalloc_widget_value ();
382 wv->name = "menubar";
385 wv->button_type = BUTTON_TYPE_NONE;
389 /* Make widget-value tree w/ just the top level menu bar strings */
390 items = FRAME_MENU_BAR_ITEMS (f);
393 free_menubar_widget_value_tree (first_wv);
400 /* check if no change.. this mechanism is a bit rough, but ready */
401 n = ASIZE (items) / 4;
402 if (f == last_f && n_previous_strings == n)
404 for (i = 0; i<n; i++)
406 string = AREF (items, 4*i+1);
408 if (EQ (string, make_number (0))) // FIXME: Why??? --Stef
412 if (previous_strings[i][0])
417 else if (memcmp (previous_strings[i], SDATA (string),
418 min (10, SBYTES (string) + 1)))
424 free_menubar_widget_value_tree (first_wv);
432 for (i = 0; i < ASIZE (items); i += 4)
434 string = AREF (items, i + 1);
439 memcpy (previous_strings[i/4], SDATA (string),
440 min (10, SBYTES (string) + 1));
442 wv = xmalloc_widget_value ();
443 wv->name = SSDATA (string);
446 wv->button_type = BUTTON_TYPE_NONE;
448 wv->call_data = (void *) (intptr_t) (-1);
451 /* we'll update the real copy under app menu when time comes */
452 if (!strcmp ("Services", wv->name))
454 /* but we need to make sure it will update on demand */
455 [svcsMenu setFrame: f];
459 [menu addSubmenuWithTitle: wv->name forFrame: f];
464 first_wv->contents = wv;
470 n_previous_strings = n;
472 n_previous_strings = 0;
475 free_menubar_widget_value_tree (first_wv);
480 t += 1000*tb.time+tb.millitm;
481 fprintf (stderr, "Menu update took %ld msec.\n", t);
486 [NSApp setMainMenu: menu];
494 /* Main emacs core entry point for menubar menus: called to indicate that the
495 frame's menus have changed, and the *step representation should be updated
498 set_frame_menubar (struct frame *f, bool first_time, bool deep_p)
500 ns_update_menubar (f, deep_p, nil);
504 x_activate_menubar (struct frame *f)
507 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
508 ns_update_menubar (f, true, nil);
509 ns_check_pending_open_menu ();
517 /* ==========================================================================
519 Menu: class implementation
521 ========================================================================== */
524 /* Menu that can define itself from Emacs "widget_value"s and will lazily
525 update itself when user clicked. Based on Carbon/AppKit implementation
526 by Yamamoto Mitsuharu. */
527 @implementation EmacsMenu
529 /* override designated initializer */
530 - initWithTitle: (NSString *)title
533 if ((self = [super initWithTitle: title]))
534 [self setAutoenablesItems: NO];
539 /* used for top-level */
540 - initWithTitle: (NSString *)title frame: (struct frame *)f
542 [self initWithTitle: title];
545 [self setDelegate: self];
551 - (void)setFrame: (struct frame *)f
557 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5
558 extern NSString *NSMenuDidBeginTrackingNotification;
563 -(void)trackingNotification:(NSNotification *)notification
565 /* Update menu in menuNeedsUpdate only while tracking menus. */
566 trackingMenu = ([notification name] == NSMenuDidBeginTrackingNotification
568 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
569 if (! trackingMenu) ns_check_menu_open (nil);
573 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
574 - (void)menuWillOpen:(NSMenu *)menu
578 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
579 // On 10.6 we get repeated calls, only the one for NSSystemDefined is "real".
580 if ([[NSApp currentEvent] type] != NSSystemDefined) return;
583 /* When dragging from one menu to another, we get willOpen followed by didClose,
584 i.e. trackingMenu == 3 in willOpen and then 2 after didClose.
585 We have updated all menus, so avoid doing it when trackingMenu == 3. */
586 if (trackingMenu == 2)
587 ns_check_menu_open (menu);
590 - (void)menuDidClose:(NSMenu *)menu
594 #endif /* OSX >= 10.5 */
596 #endif /* NS_IMPL_COCOA */
598 /* delegate method called when a submenu is being opened: run a 'deep' call
599 to set_frame_menubar */
600 - (void)menuNeedsUpdate: (NSMenu *)menu
602 if (!FRAME_LIVE_P (frame))
605 /* Cocoa/Carbon will request update on every keystroke
606 via IsMenuKeyEvent -> CheckMenusForKeyEvent. These are not needed
607 since key equivalents are handled through emacs.
608 On Leopard, even keystroke events generate SystemDefined event.
609 Third-party applications that enhance mouse / trackpad
610 interaction, or also VNC/Remote Desktop will send events
611 of type AppDefined rather than SysDefined.
612 Menus will fail to show up if they haven't been initialized.
613 AppDefined events may lack timing data.
615 Thus, we rely on the didBeginTrackingNotification notification
616 as above to indicate the need for updates.
617 From 10.6 on, we could also use -[NSMenu propertiesToUpdate]: In the
618 key press case, NSMenuPropertyItemImage (e.g.) won't be set.
620 if (trackingMenu == 0)
622 /*fprintf (stderr, "Updating menu '%s'\n", [[self title] UTF8String]); NSLog (@"%@\n", event); */
623 #if (! defined (NS_IMPL_COCOA) \
624 || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5)
625 /* Don't know how to do this for anything other than OSX >= 10.5
626 This is wrong, as it might run Lisp code in the event loop. */
627 ns_update_menubar (frame, true, self);
632 - (BOOL)performKeyEquivalent: (NSEvent *)theEvent
634 if (SELECTED_FRAME () && FRAME_NS_P (SELECTED_FRAME ())
635 && FRAME_NS_VIEW (SELECTED_FRAME ()))
636 [FRAME_NS_VIEW (SELECTED_FRAME ()) keyDown: theEvent];
641 /* Parse a widget_value's key rep (examples: 's-p', 's-S', '(C-x C-s)', '<f13>')
642 into an accelerator string. We are only able to display a single character
643 for an accelerator, together with an optional modifier combination. (Under
644 Carbon more control was possible, but in Cocoa multi-char strings passed to
645 NSMenuItem get ignored. For now we try to display a super-single letter
646 combo, and return the others as strings to be appended to the item title.
647 (This is signaled by setting keyEquivModMask to 0 for now.) */
648 -(NSString *)parseKeyEquiv: (const char *)key
650 const char *tpos = key;
651 keyEquivModMask = NSCommandKeyMask;
653 if (!key || !strlen (key))
656 while (*tpos == ' ' || *tpos == '(')
658 if ((*tpos == 's') && (*(tpos+1) == '-'))
660 return [NSString stringWithFormat: @"%c", tpos[2]];
662 keyEquivModMask = 0; /* signal */
663 return [NSString stringWithUTF8String: tpos];
667 - (NSMenuItem *)addItemWithWidgetValue: (void *)wvptr
670 widget_value *wv = (widget_value *)wvptr;
672 if (menu_separator_name_p (wv->name))
674 item = [NSMenuItem separatorItem];
675 [self addItem: item];
679 NSString *title, *keyEq;
680 title = [NSString stringWithUTF8String: wv->name];
682 title = @"< ? >"; /* (get out in the open so we know about it) */
684 keyEq = [self parseKeyEquiv: wv->key];
686 /* OS X just ignores modifier strings longer than one character */
687 if (keyEquivModMask == 0)
688 title = [title stringByAppendingFormat: @" (%@)", keyEq];
691 item = [self addItemWithTitle: (NSString *)title
692 action: @selector (menuDown:)
693 keyEquivalent: keyEq];
694 [item setKeyEquivalentModifierMask: keyEquivModMask];
696 [item setEnabled: wv->enabled];
698 /* Draw radio buttons and tickboxes */
699 if (wv->selected && (wv->button_type == BUTTON_TYPE_TOGGLE ||
700 wv->button_type == BUTTON_TYPE_RADIO))
701 [item setState: NSOnState];
703 [item setState: NSOffState];
705 [item setTag: (NSInteger)wv->call_data];
717 for (n = [self numberOfItems]-1; n >= 0; n--)
719 NSMenuItem *item = [self itemAtIndex: n];
720 NSString *title = [item title];
721 if (([title length] == 0 /* OSX 10.5 */
722 || [ns_app_name isEqualToString: title] /* from 10.6 on */
723 || [@"Apple" isEqualToString: title]) /* older */
724 && ![item isSeparatorItem])
726 [self removeItemAtIndex: n];
731 - (void)fillWithWidgetValue: (void *)wvptr
733 [self fillWithWidgetValue: wvptr frame:nil];
736 - (void)fillWithWidgetValue: (void *)wvptr frame: (struct frame *)f
738 widget_value *wv = (widget_value *)wvptr;
740 /* clear existing contents */
741 [self setMenuChangedMessagesEnabled: NO];
744 /* add new contents */
745 for (; wv != NULL; wv = wv->next)
747 NSMenuItem *item = [self addItemWithWidgetValue: wv];
754 submenu = [[EmacsMenu alloc] initWithTitle: [item title] frame:f];
756 submenu = [[EmacsMenu alloc] initWithTitle: [item title]];
758 [self setSubmenu: submenu forItem: item];
759 [submenu fillWithWidgetValue: wv->contents];
761 [item setAction: (SEL)nil];
765 [self setMenuChangedMessagesEnabled: YES];
766 #ifdef NS_IMPL_GNUSTEP
767 if ([[self window] isVisible])
773 /* adds an empty submenu and returns it */
774 - (EmacsMenu *)addSubmenuWithTitle: (const char *)title forFrame: (struct frame *)f
776 NSString *titleStr = [NSString stringWithUTF8String: title];
777 NSMenuItem *item = [self addItemWithTitle: titleStr
778 action: (SEL)nil /*@selector (menuDown:) */
780 EmacsMenu *submenu = [[EmacsMenu alloc] initWithTitle: titleStr frame: f];
781 [self setSubmenu: submenu forItem: item];
786 /* run a menu in popup mode */
787 - (Lisp_Object)runMenuAt: (NSPoint)p forFrame: (struct frame *)f
788 keymaps: (bool)keymaps
790 EmacsView *view = FRAME_NS_VIEW (f);
794 /* p = [view convertPoint:p fromView: nil]; */
795 p.y = NSHeight ([view frame]) - p.y;
796 e = [[view window] currentEvent];
797 event = [NSEvent mouseEventWithType: NSRightMouseDown
800 timestamp: [e timestamp]
801 windowNumber: [[view window] windowNumber]
803 eventNumber: 0/*[e eventNumber] */
807 context_menu_value = -1;
808 [NSMenu popUpContextMenu: self withEvent: event forView: view];
809 retVal = context_menu_value;
810 context_menu_value = 0;
812 ? find_and_return_menu_selection (f, keymaps, (void *)retVal)
820 /* ==========================================================================
822 Context Menu: implementing functions
824 ========================================================================== */
827 ns_menu_show (struct frame *f, int x, int y, bool for_click, bool keymaps,
828 Lisp_Object title, const char **error)
833 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
834 widget_value *wv, *first_wv = 0;
838 /* now parse stage 2 as in ns_update_menubar */
839 wv = xmalloc_widget_value ();
840 wv->name = "contextmenu";
843 wv->button_type = BUTTON_TYPE_NONE;
848 /* FIXME: a couple of one-line differences prevent reuse */
849 wv = digest_single_submenu (0, menu_items_used, 0);
852 widget_value *save_wv = 0, *prev_wv = 0;
853 widget_value **submenu_stack
854 = alloca (menu_items_used * sizeof *submenu_stack);
855 /* Lisp_Object *subprefix_stack
856 = alloca (menu_items_used * sizeof *subprefix_stack); */
857 int submenu_depth = 0;
861 /* Loop over all panes and items, filling in the tree. */
863 while (i < menu_items_used)
865 if (EQ (AREF (menu_items, i), Qnil))
867 submenu_stack[submenu_depth++] = save_wv;
873 else if (EQ (AREF (menu_items, i), Qlambda))
876 save_wv = submenu_stack[--submenu_depth];
880 else if (EQ (AREF (menu_items, i), Qt)
881 && submenu_depth != 0)
882 i += MENU_ITEMS_PANE_LENGTH;
883 /* Ignore a nil in the item list.
884 It's meaningful only for dialog boxes. */
885 else if (EQ (AREF (menu_items, i), Qquote))
887 else if (EQ (AREF (menu_items, i), Qt))
889 /* Create a new pane. */
890 Lisp_Object pane_name, prefix;
891 const char *pane_string;
893 pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME);
894 prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX);
896 #ifndef HAVE_MULTILINGUAL_MENU
897 if (STRINGP (pane_name) && STRING_MULTIBYTE (pane_name))
899 pane_name = ENCODE_MENU_STRING (pane_name);
900 ASET (menu_items, i + MENU_ITEMS_PANE_NAME, pane_name);
903 pane_string = (NILP (pane_name)
904 ? "" : SSDATA (pane_name));
905 /* If there is just one top-level pane, put all its items directly
906 under the top-level menu. */
907 if (menu_items_n_panes == 1)
910 /* If the pane has a meaningful name,
911 make the pane a top-level menu item
912 with its items as a submenu beneath it. */
913 if (!keymaps && strcmp (pane_string, ""))
915 wv = xmalloc_widget_value ();
919 first_wv->contents = wv;
920 wv->name = pane_string;
921 if (keymaps && !NILP (prefix))
925 wv->button_type = BUTTON_TYPE_NONE;
936 i += MENU_ITEMS_PANE_LENGTH;
940 /* Create a new item within current pane. */
941 Lisp_Object item_name, enable, descrip, def, type, selected, help;
942 item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME);
943 enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE);
944 descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY);
945 def = AREF (menu_items, i + MENU_ITEMS_ITEM_DEFINITION);
946 type = AREF (menu_items, i + MENU_ITEMS_ITEM_TYPE);
947 selected = AREF (menu_items, i + MENU_ITEMS_ITEM_SELECTED);
948 help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP);
950 #ifndef HAVE_MULTILINGUAL_MENU
951 if (STRINGP (item_name) && STRING_MULTIBYTE (item_name))
953 item_name = ENCODE_MENU_STRING (item_name);
954 ASET (menu_items, i + MENU_ITEMS_ITEM_NAME, item_name);
957 if (STRINGP (descrip) && STRING_MULTIBYTE (descrip))
959 descrip = ENCODE_MENU_STRING (descrip);
960 ASET (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY, descrip);
962 #endif /* not HAVE_MULTILINGUAL_MENU */
964 wv = xmalloc_widget_value ();
968 save_wv->contents = wv;
969 wv->name = SSDATA (item_name);
971 wv->key = SSDATA (descrip);
973 /* If this item has a null value,
974 make the call_data null so that it won't display a box
975 when the mouse is on it. */
976 wv->call_data = !NILP (def) ? aref_addr (menu_items, i) : 0;
977 wv->enabled = !NILP (enable);
980 wv->button_type = BUTTON_TYPE_NONE;
981 else if (EQ (type, QCtoggle))
982 wv->button_type = BUTTON_TYPE_TOGGLE;
983 else if (EQ (type, QCradio))
984 wv->button_type = BUTTON_TYPE_RADIO;
988 wv->selected = !NILP (selected);
990 if (! STRINGP (help))
997 i += MENU_ITEMS_ITEM_LENGTH;
1005 widget_value *wv_title = xmalloc_widget_value ();
1006 widget_value *wv_sep = xmalloc_widget_value ();
1008 /* Maybe replace this separator with a bitmap or owner-draw item
1009 so that it looks better. Having two separators looks odd. */
1010 wv_sep->name = "--";
1011 wv_sep->next = first_wv->contents;
1012 wv_sep->help = Qnil;
1014 #ifndef HAVE_MULTILINGUAL_MENU
1015 if (STRING_MULTIBYTE (title))
1016 title = ENCODE_MENU_STRING (title);
1019 wv_title->name = SSDATA (title);
1020 wv_title->enabled = NO;
1021 wv_title->button_type = BUTTON_TYPE_NONE;
1022 wv_title->help = Qnil;
1023 wv_title->next = wv_sep;
1024 first_wv->contents = wv_title;
1027 pmenu = [[EmacsMenu alloc] initWithTitle:
1028 [NSString stringWithUTF8String: SSDATA (title)]];
1029 [pmenu fillWithWidgetValue: first_wv->contents];
1030 free_menubar_widget_value_tree (first_wv);
1031 unbind_to (specpdl_count, Qnil);
1033 popup_activated_flag = 1;
1034 tem = [pmenu runMenuAt: p forFrame: f keymaps: keymaps];
1035 popup_activated_flag = 0;
1036 [[FRAME_NS_VIEW (SELECTED_FRAME ()) window] makeKeyWindow];
1042 /* ==========================================================================
1044 Toolbar: externally-called functions
1046 ========================================================================== */
1049 free_frame_tool_bar (struct frame *f)
1050 /* --------------------------------------------------------------------------
1051 Under NS we just hide the toolbar until it might be needed again.
1052 -------------------------------------------------------------------------- */
1055 [[FRAME_NS_VIEW (f) toolbar] setVisible: NO];
1056 FRAME_TOOLBAR_HEIGHT (f) = 0;
1061 update_frame_tool_bar (struct frame *f)
1062 /* --------------------------------------------------------------------------
1063 Update toolbar contents
1064 -------------------------------------------------------------------------- */
1067 EmacsView *view = FRAME_NS_VIEW (f);
1068 NSWindow *window = [view window];
1069 EmacsToolbar *toolbar = [view toolbar];
1073 #ifdef NS_IMPL_COCOA
1074 [toolbar clearActive];
1079 /* update EmacsToolbar as in GtkUtils, build items list */
1080 for (i = 0; i < f->n_tool_bar_items; ++i)
1082 #define TOOLPROP(IDX) AREF (f->tool_bar_items, \
1083 i * TOOL_BAR_ITEM_NSLOTS + (IDX))
1085 BOOL enabled_p = !NILP (TOOLPROP (TOOL_BAR_ITEM_ENABLED_P));
1090 Lisp_Object helpObj;
1091 const char *helpText;
1093 /* Check if this is a separator. */
1094 if (EQ (TOOLPROP (TOOL_BAR_ITEM_TYPE), Qt))
1096 /* Skip separators. Newer OSX don't show them, and on GNUStep they
1097 are wide as a button, thus overflowing the toolbar most of
1102 /* If image is a vector, choose the image according to the
1104 image = TOOLPROP (TOOL_BAR_ITEM_IMAGES);
1105 if (VECTORP (image))
1107 /* NS toolbar auto-computes disabled and selected images */
1108 idx = TOOL_BAR_IMAGE_ENABLED_SELECTED;
1109 eassert (ASIZE (image) >= idx);
1110 image = AREF (image, idx);
1116 helpObj = TOOLPROP (TOOL_BAR_ITEM_HELP);
1118 helpObj = TOOLPROP (TOOL_BAR_ITEM_CAPTION);
1119 helpText = NILP (helpObj) ? "" : SSDATA (helpObj);
1121 /* Ignore invalid image specifications. */
1122 if (!valid_image_p (image))
1124 /* Don't log anything, GNUS makes invalid images all the time. */
1128 img_id = lookup_image (f, image);
1129 img = IMAGE_FROM_ID (f, img_id);
1130 prepare_image_for_display (f, img);
1132 if (img->load_failed_p || img->pixmap == nil)
1134 NSLog (@"Could not prepare toolbar image for display.");
1138 [toolbar addDisplayItemWithImage: img->pixmap
1142 enabled: enabled_p];
1146 if (![toolbar isVisible])
1147 [toolbar setVisible: YES];
1149 #ifdef NS_IMPL_COCOA
1150 if ([toolbar changed])
1152 /* inform app that toolbar has changed */
1153 NSDictionary *dict = [toolbar configurationDictionary];
1154 NSMutableDictionary *newDict = [dict mutableCopy];
1155 NSEnumerator *keys = [[dict allKeys] objectEnumerator];
1157 while ((key = [keys nextObject]) != nil)
1159 NSObject *val = [dict objectForKey: key];
1160 if ([val isKindOfClass: [NSArray class]])
1163 [toolbar toolbarDefaultItemIdentifiers: toolbar]
1168 [toolbar setConfigurationFromDictionary: newDict];
1173 FRAME_TOOLBAR_HEIGHT (f) =
1174 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1175 - FRAME_NS_TITLEBAR_HEIGHT (f);
1176 if (FRAME_TOOLBAR_HEIGHT (f) < 0) // happens if frame is fullscreen.
1177 FRAME_TOOLBAR_HEIGHT (f) = 0;
1182 /* ==========================================================================
1184 Toolbar: class implementation
1186 ========================================================================== */
1188 @implementation EmacsToolbar
1190 - initForView: (EmacsView *)view withIdentifier: (NSString *)identifier
1192 self = [super initWithIdentifier: identifier];
1194 [self setDisplayMode: NSToolbarDisplayModeIconOnly];
1195 [self setSizeMode: NSToolbarSizeModeSmall];
1196 [self setDelegate: self];
1197 identifierToItem = [[NSMutableDictionary alloc] initWithCapacity: 10];
1198 activeIdentifiers = [[NSMutableArray alloc] initWithCapacity: 8];
1199 prevIdentifiers = nil;
1200 prevEnablement = enablement = 0L;
1206 [prevIdentifiers release];
1207 [activeIdentifiers release];
1208 [identifierToItem release];
1212 - (void) clearActive
1214 [prevIdentifiers release];
1215 prevIdentifiers = [activeIdentifiers copy];
1216 [activeIdentifiers removeAllObjects];
1217 prevEnablement = enablement;
1224 while ([[self items] count] > 0)
1225 [self removeItemAtIndex: 0];
1230 return [activeIdentifiers isEqualToArray: prevIdentifiers] &&
1231 enablement == prevEnablement ? NO : YES;
1234 - (void) addDisplayItemWithImage: (EmacsImage *)img
1237 helpText: (const char *)help
1238 enabled: (BOOL)enabled
1240 /* 1) come up w/identifier */
1241 NSString *identifier
1242 = [NSString stringWithFormat: @"%u", [img hash]];
1243 [activeIdentifiers addObject: identifier];
1245 /* 2) create / reuse item */
1246 NSToolbarItem *item = [identifierToItem objectForKey: identifier];
1249 item = [[[NSToolbarItem alloc] initWithItemIdentifier: identifier]
1251 [item setImage: img];
1252 [item setToolTip: [NSString stringWithUTF8String: help]];
1253 [item setTarget: emacsView];
1254 [item setAction: @selector (toolbarClicked:)];
1255 [identifierToItem setObject: item forKey: identifier];
1258 #ifdef NS_IMPL_GNUSTEP
1259 [self insertItemWithItemIdentifier: identifier atIndex: idx];
1263 [item setEnabled: enabled];
1265 /* 3) update state */
1266 enablement = (enablement << 1) | (enabled == YES);
1269 /* This overrides super's implementation, which automatically sets
1270 all items to enabled state (for some reason). */
1271 - (void)validateVisibleItems
1276 /* delegate methods */
1278 - (NSToolbarItem *)toolbar: (NSToolbar *)toolbar
1279 itemForItemIdentifier: (NSString *)itemIdentifier
1280 willBeInsertedIntoToolbar: (BOOL)flag
1282 /* look up NSToolbarItem by identifier and return... */
1283 return [identifierToItem objectForKey: itemIdentifier];
1286 - (NSArray *)toolbarDefaultItemIdentifiers: (NSToolbar *)toolbar
1288 /* return entire set.. */
1289 return activeIdentifiers;
1292 /* for configuration palette (not yet supported) */
1293 - (NSArray *)toolbarAllowedItemIdentifiers: (NSToolbar *)toolbar
1295 /* return entire set... */
1296 return activeIdentifiers;
1297 //return [identifierToItem allKeys];
1300 /* optional and unneeded */
1301 /* - toolbarWillAddItem: (NSNotification *)notification { } */
1302 /* - toolbarDidRemoveItem: (NSNotification *)notification { } */
1303 /* - (NSArray *)toolbarSelectableItemIdentifiers: (NSToolbar *)toolbar */
1305 @end /* EmacsToolbar */
1309 /* ==========================================================================
1311 Tooltip: class implementation
1313 ========================================================================== */
1315 /* Needed because NeXTstep does not provide enough control over tooltip
1317 @implementation EmacsTooltip
1321 NSColor *col = [NSColor colorWithCalibratedRed: 1.0 green: 1.0
1322 blue: 0.792 alpha: 0.95];
1323 NSFont *font = [NSFont toolTipsFontOfSize: 0];
1324 NSFont *sfont = [font screenFont];
1325 int height = [sfont ascender] - [sfont descender];
1326 /*[font boundingRectForFont].size.height; */
1327 NSRect r = NSMakeRect (0, 0, 100, height+6);
1329 textField = [[NSTextField alloc] initWithFrame: r];
1330 [textField setFont: font];
1331 [textField setBackgroundColor: col];
1333 [textField setEditable: NO];
1334 [textField setSelectable: NO];
1335 [textField setBordered: NO];
1336 [textField setBezeled: NO];
1337 [textField setDrawsBackground: YES];
1339 win = [[NSWindow alloc]
1340 initWithContentRect: [textField frame]
1342 backing: NSBackingStoreBuffered
1344 [win setHasShadow: YES];
1345 [win setReleasedWhenClosed: NO];
1346 [win setDelegate: self];
1347 [[win contentView] addSubview: textField];
1348 /* [win setBackgroundColor: col]; */
1349 [win setOpaque: NO];
1358 [textField release];
1362 - (void) setText: (char *)text
1364 NSString *str = [NSString stringWithUTF8String: text];
1365 NSRect r = [textField frame];
1368 [textField setStringValue: str];
1369 tooltipDims = [[textField cell] cellSize];
1371 r.size.width = tooltipDims.width;
1372 r.size.height = tooltipDims.height;
1373 [textField setFrame: r];
1376 - (void) showAtX: (int)x Y: (int)y for: (int)seconds
1378 NSRect wr = [win frame];
1380 wr.origin = NSMakePoint (x, y);
1381 wr.size = [textField frame].size;
1383 [win setFrame: wr display: YES];
1384 [win setLevel: NSPopUpMenuWindowLevel];
1385 [win orderFront: self];
1387 timer = [NSTimer scheduledTimerWithTimeInterval: (float)seconds target: self
1388 selector: @selector (hide)
1389 userInfo: nil repeats: NO];
1398 if ([timer isValid])
1407 return timer != nil;
1412 return [textField frame];
1415 @end /* EmacsTooltip */
1419 /* ==========================================================================
1421 Popup Dialog: implementing functions
1423 ========================================================================== */
1427 NSAutoreleasePool *pool;
1428 EmacsDialogPanel *dialog;
1432 pop_down_menu (void *arg)
1434 struct Popdown_data *unwind_data = arg;
1437 if (popup_activated_flag)
1439 EmacsDialogPanel *panel = unwind_data->dialog;
1440 popup_activated_flag = 0;
1442 [unwind_data->pool release];
1443 [[FRAME_NS_VIEW (SELECTED_FRAME ()) window] makeKeyWindow];
1446 xfree (unwind_data);
1452 ns_popup_dialog (Lisp_Object position, Lisp_Object contents, Lisp_Object header)
1455 Lisp_Object window, tem, title;
1459 NSAutoreleasePool *pool;
1461 NSTRACE (x-popup-dialog);
1463 isQ = NILP (header);
1465 if (EQ (position, Qt)
1466 || (CONSP (position) && (EQ (XCAR (position), Qmenu_bar)
1467 || EQ (XCAR (position), Qtool_bar))))
1469 window = selected_window;
1471 else if (CONSP (position))
1474 tem = Fcar (position);
1475 if (XTYPE (tem) == Lisp_Cons)
1476 window = Fcar (Fcdr (position));
1479 tem = Fcar (Fcdr (position)); /* EVENT_START (position) */
1480 window = Fcar (tem); /* POSN_WINDOW (tem) */
1483 else if (WINDOWP (position) || FRAMEP (position))
1490 if (FRAMEP (window))
1491 f = XFRAME (window);
1492 else if (WINDOWP (window))
1494 CHECK_LIVE_WINDOW (window);
1495 f = XFRAME (WINDOW_FRAME (XWINDOW (window)));
1498 CHECK_WINDOW (window);
1500 check_window_system (f);
1502 p.x = (int)f->left_pos + ((int)FRAME_COLUMN_WIDTH (f) * f->text_cols)/2;
1503 p.y = (int)f->top_pos + (FRAME_LINE_HEIGHT (f) * f->text_lines)/2;
1505 title = Fcar (contents);
1506 CHECK_STRING (title);
1508 if (NILP (Fcar (Fcdr (contents))))
1509 /* No buttons specified, add an "Ok" button so users can pop down
1511 contents = list2 (title, Fcons (build_string ("Ok"), Qt));
1514 pool = [[NSAutoreleasePool alloc] init];
1515 dialog = [[EmacsDialogPanel alloc] initFromContents: contents
1519 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
1520 struct Popdown_data *unwind_data = xmalloc (sizeof (*unwind_data));
1522 unwind_data->pool = pool;
1523 unwind_data->dialog = dialog;
1525 record_unwind_protect_ptr (pop_down_menu, unwind_data);
1526 popup_activated_flag = 1;
1527 tem = [dialog runDialogAt: p];
1528 unbind_to (specpdl_count, Qnil); /* calls pop_down_menu */
1537 /* ==========================================================================
1539 Popup Dialog: class implementation
1541 ========================================================================== */
1543 @interface FlippedView : NSView
1548 @implementation FlippedView
1555 @implementation EmacsDialogPanel
1558 #define ICONSIZE 64.0
1559 #define TEXTHEIGHT 20.0
1560 #define MINCELLWIDTH 90.0
1562 - initWithContentRect: (NSRect)contentRect styleMask: (NSUInteger)aStyle
1563 backing: (NSBackingStoreType)backingType defer: (BOOL)flag
1565 NSSize spacing = {SPACER, SPACER};
1568 NSImageView *imgView;
1569 FlippedView *contentView;
1572 dialog_return = Qundefined;
1573 button_values = NULL;
1574 area.origin.x = 3*SPACER;
1575 area.origin.y = 2*SPACER;
1576 area.size.width = ICONSIZE;
1577 area.size.height= ICONSIZE;
1578 img = [[NSImage imageNamed: @"NSApplicationIcon"] copy];
1579 [img setScalesWhenResized: YES];
1580 [img setSize: NSMakeSize (ICONSIZE, ICONSIZE)];
1581 imgView = [[NSImageView alloc] initWithFrame: area];
1582 [imgView setImage: img];
1583 [imgView setEditable: NO];
1585 [imgView autorelease];
1587 aStyle = NSTitledWindowMask|NSClosableWindowMask|NSUtilityWindowMask;
1591 [super initWithContentRect: contentRect styleMask: aStyle
1592 backing: backingType defer: flag];
1593 contentView = [[FlippedView alloc] initWithFrame: [[self contentView] frame]];
1594 [contentView autorelease];
1596 [self setContentView: contentView];
1598 [[self contentView] setAutoresizesSubviews: YES];
1600 [[self contentView] addSubview: imgView];
1601 [self setTitle: @""];
1603 area.origin.x += ICONSIZE+2*SPACER;
1604 /* area.origin.y = TEXTHEIGHT; ICONSIZE/2-10+SPACER; */
1605 area.size.width = 400;
1606 area.size.height= TEXTHEIGHT;
1607 command = [[[NSTextField alloc] initWithFrame: area] autorelease];
1608 [[self contentView] addSubview: command];
1609 [command setStringValue: ns_app_name];
1610 [command setDrawsBackground: NO];
1611 [command setBezeled: NO];
1612 [command setSelectable: NO];
1613 [command setFont: [NSFont boldSystemFontOfSize: 13.0]];
1615 /* area.origin.x = ICONSIZE+2*SPACER;
1616 area.origin.y = TEXTHEIGHT + 2*SPACER;
1617 area.size.width = 400;
1618 area.size.height= 2;
1619 tem = [[[NSBox alloc] initWithFrame: area] autorelease];
1620 [[self contentView] addSubview: tem];
1621 [tem setTitlePosition: NSNoTitle];
1622 [tem setAutoresizingMask: NSViewWidthSizable];*/
1624 /* area.origin.x = ICONSIZE+2*SPACER; */
1625 area.origin.y += TEXTHEIGHT+SPACER;
1626 area.size.width = 400;
1627 area.size.height= TEXTHEIGHT;
1628 title = [[[NSTextField alloc] initWithFrame: area] autorelease];
1629 [[self contentView] addSubview: title];
1630 [title setDrawsBackground: NO];
1631 [title setBezeled: NO];
1632 [title setSelectable: NO];
1633 [title setFont: [NSFont systemFontOfSize: 11.0]];
1635 cell = [[[NSButtonCell alloc] initTextCell: @""] autorelease];
1636 [cell setBordered: NO];
1637 [cell setEnabled: NO];
1638 [cell setCellAttribute: NSCellIsInsetButton to: 8];
1639 [cell setBezelStyle: NSRoundedBezelStyle];
1641 matrix = [[NSMatrix alloc] initWithFrame: contentRect
1642 mode: NSHighlightModeMatrix
1645 numberOfColumns: 1];
1646 [matrix setFrameOrigin: NSMakePoint (area.origin.x,
1647 area.origin.y + (TEXTHEIGHT+3*SPACER))];
1648 [matrix setIntercellSpacing: spacing];
1649 [matrix autorelease];
1651 [[self contentView] addSubview: matrix];
1652 [self setOneShot: YES];
1653 [self setReleasedWhenClosed: YES];
1654 [self setHidesOnDeactivate: YES];
1659 - (BOOL)windowShouldClose: (id)sender
1661 window_closed = YES;
1668 xfree (button_values);
1672 - (void)process_dialog: (Lisp_Object) list
1674 Lisp_Object item, lst = list;
1676 int buttons = 0, btnnr = 0;
1678 for (; XTYPE (lst) == Lisp_Cons; lst = XCDR (lst))
1681 if (XTYPE (item) == Lisp_Cons)
1686 button_values = xmalloc (buttons * sizeof *button_values);
1688 for (; XTYPE (list) == Lisp_Cons; list = XCDR (list))
1691 if (XTYPE (item) == Lisp_String)
1693 [self addString: SSDATA (item) row: row++];
1695 else if (XTYPE (item) == Lisp_Cons)
1697 button_values[btnnr] = XCDR (item);
1698 [self addButton: SSDATA (XCAR (item)) value: btnnr row: row++];
1701 else if (NILP (item))
1710 - (void)addButton: (char *)str value: (int)tag row: (int)row
1719 cell = [matrix cellAtRow: row column: cols-1];
1720 [cell setTarget: self];
1721 [cell setAction: @selector (clicked: )];
1722 [cell setTitle: [NSString stringWithUTF8String: str]];
1724 [cell setBordered: YES];
1725 [cell setEnabled: YES];
1729 - (void)addString: (char *)str row: (int)row
1738 cell = [matrix cellAtRow: row column: cols-1];
1739 [cell setTitle: [NSString stringWithUTF8String: str]];
1740 [cell setBordered: YES];
1741 [cell setEnabled: NO];
1752 - (void)clicked: sender
1754 NSArray *sellist = nil;
1757 sellist = [sender selectedCells];
1758 if ([sellist count] < 1)
1761 seltag = [[sellist objectAtIndex: 0] tag];
1762 dialog_return = button_values[seltag];
1767 - initFromContents: (Lisp_Object)contents isQuestion: (BOOL)isQ
1772 if (XTYPE (contents) == Lisp_Cons)
1774 head = Fcar (contents);
1775 [self process_dialog: Fcdr (contents)];
1780 if (XTYPE (head) == Lisp_String)
1781 [title setStringValue:
1782 [NSString stringWithUTF8String: SSDATA (head)]];
1783 else if (isQ == YES)
1784 [title setStringValue: @"Question"];
1786 [title setStringValue: @"Information"];
1792 if (cols == 1 && rows > 1) /* Never told where to split */
1795 for (i = 0; i < rows/2; i++)
1797 [matrix putCell: [matrix cellAtRow: (rows+1)/2 column: 0]
1798 atRow: i column: 1];
1799 [matrix removeRow: (rows+1)/2];
1805 NSSize csize = [matrix cellSize];
1806 if (csize.width < MINCELLWIDTH)
1808 csize.width = MINCELLWIDTH;
1809 [matrix setCellSize: csize];
1810 [matrix sizeToCells];
1815 [command sizeToFit];
1819 if (r.size.width+r.origin.x > t.size.width+t.origin.x)
1821 t.origin.x = r.origin.x;
1822 t.size.width = r.size.width;
1824 r = [command frame];
1825 if (r.size.width+r.origin.x > t.size.width+t.origin.x)
1827 t.origin.x = r.origin.x;
1828 t.size.width = r.size.width;
1832 s = [(NSView *)[self contentView] frame];
1833 r.size.width += t.origin.x+t.size.width +2*SPACER-s.size.width;
1834 r.size.height += t.origin.y+t.size.height+SPACER-s.size.height;
1835 [self setFrame: r display: NO];
1843 - (void)timeout_handler: (NSTimer *)timedEntry
1845 NSEvent *nxev = [NSEvent otherEventWithType: NSApplicationDefined
1846 location: NSMakePoint (0, 0)
1849 windowNumber: [[NSApp mainWindow] windowNumber]
1850 context: [NSApp context]
1856 /* We use sto because stopModal/abortModal out of the main loop does not
1857 seem to work in 10.6. But as we use stop we must send a real event so
1858 the stop is seen and acted upon. */
1860 [NSApp postEvent: nxev atStart: NO];
1863 - (Lisp_Object)runDialogAt: (NSPoint)p
1865 Lisp_Object ret = Qundefined;
1867 while (popup_activated_flag)
1870 EMACS_TIME next_time = timer_check ();
1872 if (EMACS_TIME_VALID_P (next_time))
1874 double time = EMACS_TIME_TO_DOUBLE (next_time);
1875 tmo = [NSTimer timerWithTimeInterval: time
1877 selector: @selector (timeout_handler:)
1880 [[NSRunLoop currentRunLoop] addTimer: tmo
1881 forMode: NSModalPanelRunLoopMode];
1884 dialog_return = Qundefined;
1885 [NSApp runModalForWindow: self];
1886 ret = dialog_return;
1889 if (tmo != nil) [tmo invalidate]; /* Cancels timer */
1894 if (EQ (ret, Qundefined) && window_closed)
1895 /* Make close button pressed equivalent to C-g. */
1896 Fsignal (Qquit, Qnil);
1904 /* ==========================================================================
1908 ========================================================================== */
1910 DEFUN ("ns-reset-menu", Fns_reset_menu, Sns_reset_menu, 0, 0, 0,
1911 doc: /* Cause the NS menu to be re-calculated. */)
1914 set_frame_menubar (SELECTED_FRAME (), 1, 0);
1919 DEFUN ("x-popup-dialog", Fx_popup_dialog, Sx_popup_dialog, 2, 3, 0,
1920 doc: /* Pop up a dialog box and return user's selection.
1921 POSITION specifies which frame to use.
1922 This is normally a mouse button event or a window or frame.
1923 If POSITION is t, it means to use the frame the mouse is on.
1924 The dialog box appears in the middle of the specified frame.
1926 CONTENTS specifies the alternatives to display in the dialog box.
1927 It is a list of the form (DIALOG ITEM1 ITEM2...).
1928 Each ITEM is a cons cell (STRING . VALUE).
1929 The return value is VALUE from the chosen item.
1931 An ITEM may also be just a string--that makes a nonselectable item.
1932 An ITEM may also be nil--that means to put all preceding items
1933 on the left of the dialog box and all following items on the right.
1934 \(By default, approximately half appear on each side.)
1936 If HEADER is non-nil, the frame title for the box is "Information",
1937 otherwise it is "Question".
1939 If the user gets rid of the dialog box without making a valid choice,
1940 for instance using the window manager, then this produces a quit and
1941 `x-popup-dialog' does not return. */)
1942 (Lisp_Object position, Lisp_Object contents, Lisp_Object header)
1944 return ns_popup_dialog (position, contents, header);
1947 DEFUN ("menu-or-popup-active-p", Fmenu_or_popup_active_p, Smenu_or_popup_active_p, 0, 0, 0,
1948 doc: /* Return t if a menu or popup dialog is active. */)
1951 return popup_activated () ? Qt : Qnil;
1954 /* ==========================================================================
1956 Lisp interface declaration
1958 ========================================================================== */
1961 syms_of_nsmenu (void)
1963 #ifndef NS_IMPL_COCOA
1964 /* Don't know how to keep track of this in Next/Open/Gnustep. Always
1965 update menus there. */
1968 defsubr (&Sx_popup_dialog);
1969 defsubr (&Sns_reset_menu);
1970 defsubr (&Smenu_or_popup_active_p);
1972 Qdebug_on_next_call = intern_c_string ("debug-on-next-call");
1973 staticpro (&Qdebug_on_next_call);