implement wxGetMousePosition without using X-specific code
[wxWidgets.git] / src / gtk / menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/menu.cpp
3 // Purpose: implementation of wxMenuBar and wxMenu classes for wxGTK
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #if wxUSE_MENUS
14
15 #include "wx/menu.h"
16
17 #ifndef WX_PRECOMP
18 #include "wx/intl.h"
19 #include "wx/log.h"
20 #include "wx/frame.h"
21 #include "wx/bitmap.h"
22 #include "wx/app.h"
23 #endif
24
25 #include "wx/accel.h"
26 #include "wx/stockitem.h"
27 #include "wx/gtk/private.h"
28 #include "wx/gtk/private/mnemonics.h"
29
30 // we use normal item but with a special id for the menu title
31 static const int wxGTK_TITLE_ID = -3;
32
33 // forward declare it as it's used by wxMenuBar too when using Hildon
34 extern "C"
35 {
36 static void menuitem_activate(GtkWidget*, wxMenuItem* item);
37 }
38
39 #if wxUSE_ACCEL
40 static void wxGetGtkAccel(const wxMenuItem*, guint*, GdkModifierType*);
41 #endif
42
43 static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event)
44 {
45 event.SetEventObject( menu );
46
47 wxEvtHandler* handler = menu->GetEventHandler();
48 if (handler && handler->SafelyProcessEvent(event))
49 return;
50
51 wxWindow *win = menu->GetWindow();
52 wxCHECK_RET( win, "event for a menu without associated window?" );
53
54 win->HandleWindowEvent( event );
55 }
56
57 //-----------------------------------------------------------------------------
58 // wxMenuBar
59 //-----------------------------------------------------------------------------
60
61 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
62 {
63 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
64 // Hildon window uses a single menu instead of a menu bar, so wxMenuBar is
65 // the same as menu in this case
66 m_widget =
67 m_menubar = gtk_menu_new();
68 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
69 if (!PreCreation( NULL, wxDefaultPosition, wxDefaultSize ) ||
70 !CreateBase( NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
71 {
72 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
73 return;
74 }
75
76 m_menubar = gtk_menu_bar_new();
77
78 if (style & wxMB_DOCKABLE)
79 {
80 m_widget = gtk_handle_box_new();
81 gtk_container_add(GTK_CONTAINER(m_widget), m_menubar);
82 gtk_widget_show(m_menubar);
83 }
84 else
85 {
86 m_widget = m_menubar;
87 }
88
89 PostCreation();
90
91 GTKApplyWidgetStyle();
92 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
93
94 g_object_ref(m_widget);
95
96 for (size_t i = 0; i < n; ++i )
97 Append(menus[i], titles[i]);
98 }
99
100 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
101 {
102 Init(n, menus, titles, style);
103 }
104
105 wxMenuBar::wxMenuBar(long style)
106 {
107 Init(0, NULL, NULL, style);
108 }
109
110 wxMenuBar::wxMenuBar()
111 {
112 Init(0, NULL, NULL, 0);
113 }
114
115 // recursive helpers for wxMenuBar::Attach() and Detach(): they are called to
116 // associate the menus with the frame they belong to or dissociate them from it
117 namespace
118 {
119
120 void
121 DetachFromFrame(wxMenu* menu, wxFrame* frame)
122 {
123 // support for native hot keys
124 if (menu->m_accel)
125 {
126 // Note that wxGetTopLevelParent() is really needed because this frame
127 // can be an MDI child frame which is a fake frame and not a TLW at all
128 GtkWindow * const tlw = GTK_WINDOW(wxGetTopLevelParent(frame)->m_widget);
129 if (g_slist_find(menu->m_accel->acceleratables, tlw))
130 gtk_window_remove_accel_group(tlw, menu->m_accel);
131 }
132
133 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
134 while (node)
135 {
136 wxMenuItem *menuitem = node->GetData();
137 if (menuitem->IsSubMenu())
138 DetachFromFrame(menuitem->GetSubMenu(), frame);
139 node = node->GetNext();
140 }
141 }
142
143 void
144 AttachToFrame(wxMenu* menu, wxFrame* frame)
145 {
146 // support for native hot keys
147 if (menu->m_accel)
148 {
149 GtkWindow * const tlw = GTK_WINDOW(wxGetTopLevelParent(frame)->m_widget);
150 if (!g_slist_find(menu->m_accel->acceleratables, tlw))
151 gtk_window_add_accel_group(tlw, menu->m_accel);
152 }
153
154 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
155 while (node)
156 {
157 wxMenuItem *menuitem = node->GetData();
158 if (menuitem->IsSubMenu())
159 AttachToFrame(menuitem->GetSubMenu(), frame);
160 node = node->GetNext();
161 }
162 }
163
164 } // anonymous namespace
165
166 void wxMenuBar::SetLayoutDirection(wxLayoutDirection dir)
167 {
168 if ( dir == wxLayout_Default )
169 {
170 const wxWindow *const frame = GetFrame();
171 if ( frame )
172 {
173 // inherit layout from frame.
174 dir = frame->GetLayoutDirection();
175 }
176 else // use global layout
177 {
178 dir = wxTheApp->GetLayoutDirection();
179 }
180 }
181
182 if ( dir == wxLayout_Default )
183 return;
184
185 GTKSetLayout(m_menubar, dir);
186
187 // also set the layout of all menus we already have (new ones will inherit
188 // the current layout)
189 for ( wxMenuList::compatibility_iterator node = m_menus.GetFirst();
190 node;
191 node = node->GetNext() )
192 {
193 wxMenu *const menu = node->GetData();
194 menu->SetLayoutDirection(dir);
195 }
196 }
197
198 wxLayoutDirection wxMenuBar::GetLayoutDirection() const
199 {
200 return GTKGetLayout(m_menubar);
201 }
202
203 void wxMenuBar::Attach(wxFrame *frame)
204 {
205 wxMenuBarBase::Attach(frame);
206
207 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
208 while (node)
209 {
210 wxMenu *menu = node->GetData();
211 AttachToFrame( menu, frame );
212 node = node->GetNext();
213 }
214
215 SetLayoutDirection(wxLayout_Default);
216 }
217
218 void wxMenuBar::Detach()
219 {
220 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
221 while (node)
222 {
223 wxMenu *menu = node->GetData();
224 DetachFromFrame( menu, m_menuBarFrame );
225 node = node->GetNext();
226 }
227
228 wxMenuBarBase::Detach();
229 }
230
231 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
232 {
233 if (wxMenuBarBase::Append(menu, title))
234 {
235 GtkAppend(menu, title);
236 return true;
237 }
238 return false;
239 }
240
241 void wxMenuBar::GtkAppend(wxMenu* menu, const wxString& title, int pos)
242 {
243 menu->SetLayoutDirection(GetLayoutDirection());
244
245 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
246 // if the menu has only one item, append it directly to the top level menu
247 // instead of inserting a useless submenu
248 if ( menu->GetMenuItemCount() == 1 )
249 {
250 wxMenuItem * const item = menu->FindItemByPosition(0);
251
252 // remove both mnemonics and accelerator: neither is useful under Maemo
253 const wxString str(wxStripMenuCodes(item->GetItemLabel()));
254
255 if ( item->IsSubMenu() )
256 {
257 GtkAppend(item->GetSubMenu(), str, pos);
258 return;
259 }
260
261 menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
262
263 g_signal_connect(menu->m_owner, "activate",
264 G_CALLBACK(menuitem_activate), item);
265 item->SetMenuItem(menu->m_owner);
266 }
267 else
268 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
269 {
270 const wxString str(wxConvertMnemonicsToGTK(title));
271
272 // This doesn't have much effect right now.
273 menu->SetTitle( str );
274
275 // The "m_owner" is the "menu item"
276 menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
277
278 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
279 }
280
281 gtk_widget_show( menu->m_owner );
282
283 if (pos == -1)
284 gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
285 else
286 gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
287
288 if ( m_menuBarFrame )
289 AttachToFrame( menu, m_menuBarFrame );
290 }
291
292 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
293 {
294 if (wxMenuBarBase::Insert(pos, menu, title))
295 {
296 GtkAppend(menu, title, int(pos));
297 return true;
298 }
299 return false;
300 }
301
302 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
303 {
304 // remove the old item and insert a new one
305 wxMenu *menuOld = Remove(pos);
306 if ( menuOld && !Insert(pos, menu, title) )
307 {
308 return NULL;
309 }
310
311 // either Insert() succeeded or Remove() failed and menuOld is NULL
312 return menuOld;
313 }
314
315 wxMenu *wxMenuBar::Remove(size_t pos)
316 {
317 wxMenu *menu = wxMenuBarBase::Remove(pos);
318 if ( !menu )
319 return NULL;
320
321 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu->m_owner), NULL);
322 gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
323
324 gtk_widget_destroy( menu->m_owner );
325 menu->m_owner = NULL;
326
327 DetachFromFrame( menu, m_menuBarFrame );
328
329 return menu;
330 }
331
332 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
333 {
334 if (wxMenuItem::GetLabelText(menu->GetTitle()) == wxMenuItem::GetLabelText(menuString))
335 {
336 int res = menu->FindItem( itemString );
337 if (res != wxNOT_FOUND)
338 return res;
339 }
340
341 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
342 while (node)
343 {
344 wxMenuItem *item = node->GetData();
345 if (item->IsSubMenu())
346 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
347
348 node = node->GetNext();
349 }
350
351 return wxNOT_FOUND;
352 }
353
354 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
355 {
356 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
357 while (node)
358 {
359 wxMenu *menu = node->GetData();
360 int res = FindMenuItemRecursive( menu, menuString, itemString);
361 if (res != -1)
362 return res;
363 node = node->GetNext();
364 }
365
366 return wxNOT_FOUND;
367 }
368
369 // Find a wxMenuItem using its id. Recurses down into sub-menus
370 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
371 {
372 wxMenuItem* result = menu->FindChildItem(id);
373
374 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
375 while ( node && result == NULL )
376 {
377 wxMenuItem *item = node->GetData();
378 if (item->IsSubMenu())
379 {
380 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
381 }
382 node = node->GetNext();
383 }
384
385 return result;
386 }
387
388 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
389 {
390 wxMenuItem* result = 0;
391 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
392 while (node && result == 0)
393 {
394 wxMenu *menu = node->GetData();
395 result = FindMenuItemByIdRecursive( menu, id );
396 node = node->GetNext();
397 }
398
399 if ( menuForItem )
400 {
401 *menuForItem = result ? result->GetMenu() : NULL;
402 }
403
404 return result;
405 }
406
407 void wxMenuBar::EnableTop( size_t pos, bool flag )
408 {
409 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
410
411 wxCHECK_RET( node, wxT("menu not found") );
412
413 wxMenu* menu = node->GetData();
414
415 if (menu->m_owner)
416 gtk_widget_set_sensitive( menu->m_owner, flag );
417 }
418
419 bool wxMenuBar::IsEnabledTop(size_t pos) const
420 {
421 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
422 wxCHECK_MSG( node, false, wxS("invalid index in IsEnabledTop") );
423 wxMenu* const menu = node->GetData();
424 wxCHECK_MSG( menu->m_owner, true, wxS("no menu owner?") );
425 return gtk_widget_get_sensitive( menu->m_owner );
426 }
427
428 wxString wxMenuBar::GetMenuLabel( size_t pos ) const
429 {
430 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
431
432 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
433
434 wxMenu* menu = node->GetData();
435
436 return menu->GetTitle();
437 }
438
439 void wxMenuBar::SetMenuLabel( size_t pos, const wxString& label )
440 {
441 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
442
443 wxCHECK_RET( node, wxT("menu not found") );
444
445 wxMenu* menu = node->GetData();
446
447 const wxString str(wxConvertMnemonicsToGTK(label));
448
449 menu->SetTitle( str );
450
451 if (menu->m_owner)
452 gtk_label_set_text_with_mnemonic(GTK_LABEL(gtk_bin_get_child(GTK_BIN(menu->m_owner))), wxGTK_CONV(str));
453 }
454
455 //-----------------------------------------------------------------------------
456 // "activate"
457 //-----------------------------------------------------------------------------
458
459 extern "C" {
460 static void menuitem_activate(GtkWidget*, wxMenuItem* item)
461 {
462 if (!item->IsEnabled())
463 return;
464
465 int id = item->GetId();
466 if (id == wxGTK_TITLE_ID)
467 {
468 // ignore events from the menu title
469 return;
470 }
471
472 if (item->IsCheckable())
473 {
474 bool isReallyChecked = item->IsChecked(),
475 isInternallyChecked = item->wxMenuItemBase::IsChecked();
476
477 // ensure that the internal state is always consistent with what is
478 // shown on the screen
479 item->wxMenuItemBase::Check(isReallyChecked);
480
481 // we must not report the events for the radio button going up nor the
482 // events resulting from the calls to wxMenuItem::Check()
483 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
484 (isInternallyChecked == isReallyChecked) )
485 {
486 return;
487 }
488 }
489
490 wxMenu* menu = item->GetMenu();
491 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
492 }
493 }
494
495 //-----------------------------------------------------------------------------
496 // "select"
497 //-----------------------------------------------------------------------------
498
499 extern "C" {
500 static void menuitem_select(GtkWidget*, wxMenuItem* item)
501 {
502 if (!item->IsEnabled())
503 return;
504
505 wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item->GetId());
506 DoCommonMenuCallbackCode(item->GetMenu(), event);
507 }
508 }
509
510 //-----------------------------------------------------------------------------
511 // "deselect"
512 //-----------------------------------------------------------------------------
513
514 extern "C" {
515 static void menuitem_deselect(GtkWidget*, wxMenuItem* item)
516 {
517 if (!item->IsEnabled())
518 return;
519
520 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
521 DoCommonMenuCallbackCode(item->GetMenu(), event);
522 }
523 }
524
525 //-----------------------------------------------------------------------------
526 // wxMenuItem
527 //-----------------------------------------------------------------------------
528
529 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
530 int id,
531 const wxString& name,
532 const wxString& help,
533 wxItemKind kind,
534 wxMenu *subMenu)
535 {
536 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
537 }
538
539 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
540 int id,
541 const wxString& text,
542 const wxString& help,
543 wxItemKind kind,
544 wxMenu *subMenu)
545 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
546 {
547 m_menuItem = NULL;
548 }
549
550 #if WXWIN_COMPATIBILITY_2_8
551 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
552 int id,
553 const wxString& text,
554 const wxString& help,
555 bool isCheckable,
556 wxMenu *subMenu)
557 : wxMenuItemBase(parentMenu, id, text, help,
558 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
559 {
560 m_menuItem = NULL;
561 }
562 #endif
563
564 wxMenuItem::~wxMenuItem()
565 {
566 // don't delete menu items, the menus take care of that
567 }
568
569 void wxMenuItem::SetItemLabel( const wxString& str )
570 {
571 #if wxUSE_ACCEL
572 if (m_menuItem)
573 {
574 // remove old accelerator
575 guint accel_key;
576 GdkModifierType accel_mods;
577 wxGetGtkAccel(this, &accel_key, &accel_mods);
578 if (accel_key)
579 {
580 gtk_widget_remove_accelerator(
581 m_menuItem, m_parentMenu->m_accel, accel_key, accel_mods);
582 }
583 }
584 #endif // wxUSE_ACCEL
585 wxMenuItemBase::SetItemLabel(str);
586 if (m_menuItem)
587 SetGtkLabel();
588 }
589
590 void wxMenuItem::SetGtkLabel()
591 {
592 const wxString text = wxConvertMnemonicsToGTK(m_text.BeforeFirst('\t'));
593 GtkLabel* label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(m_menuItem)));
594 gtk_label_set_text_with_mnemonic(label, wxGTK_CONV_SYS(text));
595 #if wxUSE_ACCEL
596 guint accel_key;
597 GdkModifierType accel_mods;
598 wxGetGtkAccel(this, &accel_key, &accel_mods);
599 if (accel_key)
600 {
601 gtk_widget_add_accelerator(
602 m_menuItem, "activate", m_parentMenu->m_accel,
603 accel_key, accel_mods, GTK_ACCEL_VISIBLE);
604 }
605 #endif // wxUSE_ACCEL
606 }
607
608 void wxMenuItem::SetBitmap(const wxBitmap& bitmap)
609 {
610 if (m_kind == wxITEM_NORMAL)
611 m_bitmap = bitmap;
612 else
613 {
614 wxFAIL_MSG("only normal menu items can have bitmaps");
615 }
616 }
617
618 void wxMenuItem::Check( bool check )
619 {
620 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
621
622 if (check == m_isChecked)
623 return;
624
625 wxMenuItemBase::Check( check );
626
627 switch ( GetKind() )
628 {
629 case wxITEM_CHECK:
630 case wxITEM_RADIO:
631 gtk_check_menu_item_set_active( (GtkCheckMenuItem*)m_menuItem, (gint)check );
632 break;
633
634 default:
635 wxFAIL_MSG( wxT("can't check this item") );
636 }
637 }
638
639 void wxMenuItem::Enable( bool enable )
640 {
641 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
642
643 gtk_widget_set_sensitive( m_menuItem, enable );
644 wxMenuItemBase::Enable( enable );
645 }
646
647 bool wxMenuItem::IsChecked() const
648 {
649 wxCHECK_MSG( m_menuItem, false, wxT("invalid menu item") );
650
651 wxCHECK_MSG( IsCheckable(), false,
652 wxT("can't get state of uncheckable item!") );
653
654 return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(m_menuItem)) != 0;
655 }
656
657 //-----------------------------------------------------------------------------
658 // wxMenu
659 //-----------------------------------------------------------------------------
660
661 extern "C" {
662 // "map" from m_menu
663 static void menu_map(GtkWidget*, wxMenu* menu)
664 {
665 wxMenuEvent event(wxEVT_MENU_OPEN, menu->m_popupShown ? -1 : 0, menu);
666 DoCommonMenuCallbackCode(menu, event);
667 }
668
669 // "hide" from m_menu
670 static void menu_hide(GtkWidget*, wxMenu* menu)
671 {
672 wxMenuEvent event(wxEVT_MENU_CLOSE, menu->m_popupShown ? -1 : 0, menu);
673 menu->m_popupShown = false;
674 DoCommonMenuCallbackCode(menu, event);
675 }
676 }
677
678 // "can_activate_accel" from menu item
679 extern "C" {
680 static gboolean can_activate_accel(GtkWidget*, guint, wxMenu* menu)
681 {
682 menu->UpdateUI();
683 // always allow our "activate" handler to be called
684 return true;
685 }
686 }
687
688 void wxMenu::Init()
689 {
690 m_popupShown = false;
691
692 m_accel = gtk_accel_group_new();
693 m_menu = gtk_menu_new();
694 // NB: keep reference to the menu so that it is not destroyed behind
695 // our back by GTK+ e.g. when it is removed from menubar:
696 g_object_ref_sink(m_menu);
697
698 m_owner = NULL;
699
700 // Tearoffs are entries, just like separators. So if we want this
701 // menu to be a tear-off one, we just append a tearoff entry
702 // immediately.
703 if ( m_style & wxMENU_TEAROFF )
704 {
705 GtkWidget *tearoff = gtk_tearoff_menu_item_new();
706
707 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), tearoff);
708 }
709
710 // append the title as the very first entry if we have it
711 if ( !m_title.empty() )
712 {
713 Append(wxGTK_TITLE_ID, m_title);
714 AppendSeparator();
715 }
716
717 // "show" occurs for sub-menus which are not showing, so use "map" instead
718 g_signal_connect(m_menu, "map", G_CALLBACK(menu_map), this);
719 g_signal_connect(m_menu, "hide", G_CALLBACK(menu_hide), this);
720 }
721
722 wxMenu::~wxMenu()
723 {
724 // Destroying a menu generates a "hide" signal even if it's not shown
725 // currently, so disconnect it to avoid dummy wxEVT_MENU_CLOSE events
726 // generation.
727 g_signal_handlers_disconnect_by_func(m_menu, (gpointer)menu_hide, this);
728
729 // see wxMenu::Init
730 g_object_unref(m_menu);
731
732 // if the menu is inserted in another menu at this time, there was
733 // one more reference to it:
734 if (m_owner)
735 gtk_widget_destroy(m_menu);
736
737 g_object_unref(m_accel);
738 }
739
740 void wxMenu::SetLayoutDirection(const wxLayoutDirection dir)
741 {
742 if ( m_owner )
743 wxWindow::GTKSetLayout(m_owner, dir);
744 //else: will be called later by wxMenuBar again
745 }
746
747 wxLayoutDirection wxMenu::GetLayoutDirection() const
748 {
749 return wxWindow::GTKGetLayout(m_owner);
750 }
751
752 wxString wxMenu::GetTitle() const
753 {
754 return wxConvertMnemonicsFromGTK(wxMenuBase::GetTitle());
755 }
756
757 void wxMenu::GtkAppend(wxMenuItem* mitem, int pos)
758 {
759 GtkWidget *menuItem;
760 switch (mitem->GetKind())
761 {
762 case wxITEM_SEPARATOR:
763 menuItem = gtk_separator_menu_item_new();
764 break;
765 case wxITEM_CHECK:
766 menuItem = gtk_check_menu_item_new_with_label("");
767 break;
768 case wxITEM_RADIO:
769 {
770 // See if we need to create a new radio group for this item or
771 // add it to an existing one.
772 wxMenuItem* radioGroupItem = NULL;
773
774 const size_t numItems = GetMenuItemCount();
775 const size_t n = pos == -1 ? numItems - 1 : size_t(pos);
776
777 if (n != 0)
778 {
779 wxMenuItem* const itemPrev = FindItemByPosition(n - 1);
780 if ( itemPrev->GetKind() == wxITEM_RADIO )
781 {
782 // Appending an item after an existing radio item puts
783 // it into the same radio group.
784 radioGroupItem = itemPrev;
785 }
786 }
787
788 if (radioGroupItem == NULL && n != numItems - 1)
789 {
790 wxMenuItem* const itemNext = FindItemByPosition(n + 1);
791 if ( itemNext->GetKind() == wxITEM_RADIO )
792 {
793 // Inserting an item before an existing radio item
794 // also puts it into the existing radio group.
795 radioGroupItem = itemNext;
796 }
797 }
798
799 GSList* group = NULL;
800 if ( radioGroupItem )
801 {
802 group = gtk_radio_menu_item_get_group(
803 GTK_RADIO_MENU_ITEM(radioGroupItem->GetMenuItem())
804 );
805 }
806
807 menuItem = gtk_radio_menu_item_new_with_label(group, "");
808 }
809 break;
810 default:
811 wxFAIL_MSG("unexpected menu item kind");
812 // fall through
813 case wxITEM_NORMAL:
814 const wxBitmap& bitmap = mitem->GetBitmap();
815 const char* stockid;
816 if (bitmap.IsOk())
817 {
818 // always use pixbuf, because pixmap mask does not
819 // work with disabled images in some themes
820 GtkWidget* image = gtk_image_new_from_pixbuf(bitmap.GetPixbuf());
821 menuItem = gtk_image_menu_item_new_with_label("");
822 gtk_widget_show(image);
823 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(menuItem), image);
824 }
825 else if ((stockid = wxGetStockGtkID(mitem->GetId())) != NULL)
826 // use stock bitmap for this item if available on the assumption
827 // that it never hurts to follow GTK+ conventions more closely
828 menuItem = gtk_image_menu_item_new_from_stock(stockid, NULL);
829 else
830 menuItem = gtk_menu_item_new_with_label("");
831 break;
832 }
833 mitem->SetMenuItem(menuItem);
834
835 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
836
837 gtk_widget_show( menuItem );
838
839 if ( !mitem->IsSeparator() )
840 {
841 mitem->SetGtkLabel();
842 g_signal_connect (menuItem, "select",
843 G_CALLBACK(menuitem_select), mitem);
844 g_signal_connect (menuItem, "deselect",
845 G_CALLBACK(menuitem_deselect), mitem);
846
847 if ( mitem->IsSubMenu() && mitem->GetKind() != wxITEM_RADIO && mitem->GetKind() != wxITEM_CHECK )
848 {
849 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
850
851 gtk_widget_show( mitem->GetSubMenu()->m_menu );
852 }
853 else
854 {
855 g_signal_connect(menuItem, "can_activate_accel",
856 G_CALLBACK(can_activate_accel), this);
857 g_signal_connect (menuItem, "activate",
858 G_CALLBACK(menuitem_activate),
859 mitem);
860 }
861 }
862 }
863
864 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
865 {
866 if (wxMenuBase::DoAppend(mitem))
867 {
868 GtkAppend(mitem);
869 return mitem;
870 }
871 return NULL;
872 }
873
874 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
875 {
876 if (wxMenuBase::DoInsert(pos, item))
877 {
878 GtkAppend(item, int(pos));
879 return item;
880 }
881 return NULL;
882 }
883
884 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
885 {
886 if ( !wxMenuBase::DoRemove(item) )
887 return NULL;
888
889 GtkWidget * const mitem = item->GetMenuItem();
890 if (!gtk_check_version(2,12,0))
891 {
892 // gtk_menu_item_remove_submenu() is deprecated since 2.12, but
893 // gtk_menu_item_set_submenu() can now be used with NULL submenu now so
894 // just do use it.
895 gtk_menu_item_set_submenu(GTK_MENU_ITEM(mitem), NULL);
896 }
897 else // GTK+ < 2.12
898 {
899 // In 2.10 calling gtk_menu_item_set_submenu() with NULL submenu
900 // results in critical GTK+ error messages so use the old function
901 // instead.
902 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(mitem));
903 }
904
905 gtk_widget_destroy(mitem);
906 item->SetMenuItem(NULL);
907
908 return item;
909 }
910
911 void wxMenu::Attach(wxMenuBarBase *menubar)
912 {
913 wxMenuBase::Attach(menubar);
914
915 // inherit layout direction from menubar.
916 SetLayoutDirection(menubar->GetLayoutDirection());
917 }
918
919 // ----------------------------------------------------------------------------
920 // helpers
921 // ----------------------------------------------------------------------------
922
923 #if wxUSE_ACCEL
924
925 static wxString GetGtkHotKey( const wxMenuItem& item )
926 {
927 wxString hotkey;
928
929 wxAcceleratorEntry *accel = item.GetAccel();
930 if ( accel )
931 {
932 int flags = accel->GetFlags();
933 if ( flags & wxACCEL_ALT )
934 hotkey += wxT("<alt>");
935 if ( flags & wxACCEL_CTRL )
936 hotkey += wxT("<control>");
937 if ( flags & wxACCEL_SHIFT )
938 hotkey += wxT("<shift>");
939
940 int code = accel->GetKeyCode();
941 switch ( code )
942 {
943 case WXK_F1:
944 case WXK_F2:
945 case WXK_F3:
946 case WXK_F4:
947 case WXK_F5:
948 case WXK_F6:
949 case WXK_F7:
950 case WXK_F8:
951 case WXK_F9:
952 case WXK_F10:
953 case WXK_F11:
954 case WXK_F12:
955 case WXK_F13:
956 case WXK_F14:
957 case WXK_F15:
958 case WXK_F16:
959 case WXK_F17:
960 case WXK_F18:
961 case WXK_F19:
962 case WXK_F20:
963 case WXK_F21:
964 case WXK_F22:
965 case WXK_F23:
966 case WXK_F24:
967 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
968 break;
969
970 // TODO: we should use gdk_keyval_name() (a.k.a.
971 // XKeysymToString) here as well as hardcoding the keysym
972 // names this might be not portable
973 case WXK_INSERT:
974 hotkey << wxT("Insert" );
975 break;
976 case WXK_DELETE:
977 hotkey << wxT("Delete" );
978 break;
979 case WXK_UP:
980 hotkey << wxT("Up" );
981 break;
982 case WXK_DOWN:
983 hotkey << wxT("Down" );
984 break;
985 case WXK_PAGEUP:
986 hotkey << wxT("Page_Up" );
987 break;
988 case WXK_PAGEDOWN:
989 hotkey << wxT("Page_Down" );
990 break;
991 case WXK_LEFT:
992 hotkey << wxT("Left" );
993 break;
994 case WXK_RIGHT:
995 hotkey << wxT("Right" );
996 break;
997 case WXK_HOME:
998 hotkey << wxT("Home" );
999 break;
1000 case WXK_END:
1001 hotkey << wxT("End" );
1002 break;
1003 case WXK_RETURN:
1004 hotkey << wxT("Return" );
1005 break;
1006 case WXK_BACK:
1007 hotkey << wxT("BackSpace" );
1008 break;
1009 case WXK_TAB:
1010 hotkey << wxT("Tab" );
1011 break;
1012 case WXK_ESCAPE:
1013 hotkey << wxT("Esc" );
1014 break;
1015 case WXK_SPACE:
1016 hotkey << wxT("space" );
1017 break;
1018 case WXK_MULTIPLY:
1019 hotkey << wxT("Multiply" );
1020 break;
1021 case WXK_ADD:
1022 hotkey << wxT("Add" );
1023 break;
1024 case WXK_SEPARATOR:
1025 hotkey << wxT("Separator" );
1026 break;
1027 case WXK_SUBTRACT:
1028 hotkey << wxT("Subtract" );
1029 break;
1030 case WXK_DECIMAL:
1031 hotkey << wxT("Decimal" );
1032 break;
1033 case WXK_DIVIDE:
1034 hotkey << wxT("Divide" );
1035 break;
1036 case WXK_CANCEL:
1037 hotkey << wxT("Cancel" );
1038 break;
1039 case WXK_CLEAR:
1040 hotkey << wxT("Clear" );
1041 break;
1042 case WXK_MENU:
1043 hotkey << wxT("Menu" );
1044 break;
1045 case WXK_PAUSE:
1046 hotkey << wxT("Pause" );
1047 break;
1048 case WXK_CAPITAL:
1049 hotkey << wxT("Capital" );
1050 break;
1051 case WXK_SELECT:
1052 hotkey << wxT("Select" );
1053 break;
1054 case WXK_PRINT:
1055 hotkey << wxT("Print" );
1056 break;
1057 case WXK_EXECUTE:
1058 hotkey << wxT("Execute" );
1059 break;
1060 case WXK_SNAPSHOT:
1061 hotkey << wxT("Snapshot" );
1062 break;
1063 case WXK_HELP:
1064 hotkey << wxT("Help" );
1065 break;
1066 case WXK_NUMLOCK:
1067 hotkey << wxT("Num_Lock" );
1068 break;
1069 case WXK_SCROLL:
1070 hotkey << wxT("Scroll_Lock" );
1071 break;
1072 case WXK_NUMPAD_INSERT:
1073 hotkey << wxT("KP_Insert" );
1074 break;
1075 case WXK_NUMPAD_DELETE:
1076 hotkey << wxT("KP_Delete" );
1077 break;
1078 case WXK_NUMPAD_SPACE:
1079 hotkey << wxT("KP_Space" );
1080 break;
1081 case WXK_NUMPAD_TAB:
1082 hotkey << wxT("KP_Tab" );
1083 break;
1084 case WXK_NUMPAD_ENTER:
1085 hotkey << wxT("KP_Enter" );
1086 break;
1087 case WXK_NUMPAD_F1: case WXK_NUMPAD_F2: case WXK_NUMPAD_F3:
1088 case WXK_NUMPAD_F4:
1089 hotkey += wxString::Format(wxT("KP_F%d"), code - WXK_NUMPAD_F1 + 1);
1090 break;
1091 case WXK_NUMPAD_HOME:
1092 hotkey << wxT("KP_Home" );
1093 break;
1094 case WXK_NUMPAD_LEFT:
1095 hotkey << wxT("KP_Left" );
1096 break;
1097 case WXK_NUMPAD_UP:
1098 hotkey << wxT("KP_Up" );
1099 break;
1100 case WXK_NUMPAD_RIGHT:
1101 hotkey << wxT("KP_Right" );
1102 break;
1103 case WXK_NUMPAD_DOWN:
1104 hotkey << wxT("KP_Down" );
1105 break;
1106 case WXK_NUMPAD_PAGEUP:
1107 hotkey << wxT("KP_Page_Up" );
1108 break;
1109 case WXK_NUMPAD_PAGEDOWN:
1110 hotkey << wxT("KP_Page_Down" );
1111 break;
1112 case WXK_NUMPAD_END:
1113 hotkey << wxT("KP_End" );
1114 break;
1115 case WXK_NUMPAD_BEGIN:
1116 hotkey << wxT("KP_Begin" );
1117 break;
1118 case WXK_NUMPAD_EQUAL:
1119 hotkey << wxT("KP_Equal" );
1120 break;
1121 case WXK_NUMPAD_MULTIPLY:
1122 hotkey << wxT("KP_Multiply" );
1123 break;
1124 case WXK_NUMPAD_ADD:
1125 hotkey << wxT("KP_Add" );
1126 break;
1127 case WXK_NUMPAD_SEPARATOR:
1128 hotkey << wxT("KP_Separator" );
1129 break;
1130 case WXK_NUMPAD_SUBTRACT:
1131 hotkey << wxT("KP_Subtract" );
1132 break;
1133 case WXK_NUMPAD_DECIMAL:
1134 hotkey << wxT("KP_Decimal" );
1135 break;
1136 case WXK_NUMPAD_DIVIDE:
1137 hotkey << wxT("KP_Divide" );
1138 break;
1139 case WXK_NUMPAD0: case WXK_NUMPAD1: case WXK_NUMPAD2:
1140 case WXK_NUMPAD3: case WXK_NUMPAD4: case WXK_NUMPAD5:
1141 case WXK_NUMPAD6: case WXK_NUMPAD7: case WXK_NUMPAD8: case WXK_NUMPAD9:
1142 hotkey += wxString::Format(wxT("KP_%d"), code - WXK_NUMPAD0);
1143 break;
1144 case WXK_WINDOWS_LEFT:
1145 hotkey << wxT("Super_L" );
1146 break;
1147 case WXK_WINDOWS_RIGHT:
1148 hotkey << wxT("Super_R" );
1149 break;
1150 case WXK_WINDOWS_MENU:
1151 hotkey << wxT("Menu" );
1152 break;
1153 case WXK_COMMAND:
1154 hotkey << wxT("Command" );
1155 break;
1156 /* These probably wouldn't work as there is no SpecialX in gdk/keynames.txt
1157 case WXK_SPECIAL1: case WXK_SPECIAL2: case WXK_SPECIAL3: case WXK_SPECIAL4:
1158 case WXK_SPECIAL5: case WXK_SPECIAL6: case WXK_SPECIAL7: case WXK_SPECIAL8:
1159 case WXK_SPECIAL9: case WXK_SPECIAL10: case WXK_SPECIAL11: case WXK_SPECIAL12:
1160 case WXK_SPECIAL13: case WXK_SPECIAL14: case WXK_SPECIAL15: case WXK_SPECIAL16:
1161 case WXK_SPECIAL17: case WXK_SPECIAL18: case WXK_SPECIAL19: case WXK_SPECIAL20:
1162 hotkey += wxString::Format(wxT("Special%d"), code - WXK_SPECIAL1 + 1);
1163 break;
1164 */
1165 // if there are any other keys wxAcceleratorEntry::Create() may
1166 // return, we should process them here
1167
1168 default:
1169 if ( code < 127 )
1170 {
1171 const wxString
1172 name = wxGTK_CONV_BACK_SYS(gdk_keyval_name((guint)code));
1173 if ( !name.empty() )
1174 {
1175 hotkey << name;
1176 break;
1177 }
1178 }
1179
1180 wxFAIL_MSG( wxT("unknown keyboard accel") );
1181 }
1182
1183 delete accel;
1184 }
1185
1186 return hotkey;
1187 }
1188
1189 static void
1190 wxGetGtkAccel(const wxMenuItem* item, guint* accel_key, GdkModifierType* accel_mods)
1191 {
1192 *accel_key = 0;
1193 const wxString string = GetGtkHotKey(*item);
1194 if (!string.empty())
1195 gtk_accelerator_parse(wxGTK_CONV_SYS(string), accel_key, accel_mods);
1196 else
1197 {
1198 GtkStockItem stock_item;
1199 const char* stockid = wxGetStockGtkID(item->GetId());
1200 if (stockid && gtk_stock_lookup(stockid, &stock_item))
1201 {
1202 *accel_key = stock_item.keyval;
1203 *accel_mods = stock_item.modifier;
1204 }
1205 }
1206 }
1207 #endif // wxUSE_ACCEL
1208
1209 const char *wxGetStockGtkID(wxWindowID id)
1210 {
1211 #define STOCKITEM(wx,gtk) \
1212 case wx: \
1213 return gtk;
1214
1215 #if GTK_CHECK_VERSION(2,6,0)
1216 #define STOCKITEM_26(wx,gtk) STOCKITEM(wx,gtk)
1217 #else
1218 #define STOCKITEM_26(wx,gtk)
1219 #endif
1220
1221 #if GTK_CHECK_VERSION(2,8,0)
1222 #define STOCKITEM_28(wx,gtk) STOCKITEM(wx,gtk)
1223 #else
1224 #define STOCKITEM_28(wx,gtk)
1225 #endif
1226
1227 #if GTK_CHECK_VERSION(2,10,0)
1228 #define STOCKITEM_210(wx,gtk) STOCKITEM(wx,gtk)
1229 #else
1230 #define STOCKITEM_210(wx,gtk)
1231 #endif
1232
1233
1234 switch (id)
1235 {
1236 STOCKITEM_26(wxID_ABOUT, GTK_STOCK_ABOUT)
1237 STOCKITEM(wxID_ADD, GTK_STOCK_ADD)
1238 STOCKITEM(wxID_APPLY, GTK_STOCK_APPLY)
1239 STOCKITEM(wxID_BACKWARD, GTK_STOCK_GO_BACK)
1240 STOCKITEM(wxID_BOLD, GTK_STOCK_BOLD)
1241 STOCKITEM(wxID_BOTTOM, GTK_STOCK_GOTO_BOTTOM)
1242 STOCKITEM(wxID_CANCEL, GTK_STOCK_CANCEL)
1243 STOCKITEM(wxID_CDROM, GTK_STOCK_CDROM)
1244 STOCKITEM(wxID_CLEAR, GTK_STOCK_CLEAR)
1245 STOCKITEM(wxID_CLOSE, GTK_STOCK_CLOSE)
1246 STOCKITEM(wxID_CONVERT, GTK_STOCK_CONVERT)
1247 STOCKITEM(wxID_COPY, GTK_STOCK_COPY)
1248 STOCKITEM(wxID_CUT, GTK_STOCK_CUT)
1249 STOCKITEM(wxID_DELETE, GTK_STOCK_DELETE)
1250 STOCKITEM(wxID_DOWN, GTK_STOCK_GO_DOWN)
1251 STOCKITEM_26(wxID_EDIT, GTK_STOCK_EDIT)
1252 STOCKITEM(wxID_EXECUTE, GTK_STOCK_EXECUTE)
1253 STOCKITEM(wxID_EXIT, GTK_STOCK_QUIT)
1254 STOCKITEM_26(wxID_FILE, GTK_STOCK_FILE)
1255 STOCKITEM(wxID_FIND, GTK_STOCK_FIND)
1256 STOCKITEM(wxID_FIRST, GTK_STOCK_GOTO_FIRST)
1257 STOCKITEM(wxID_FLOPPY, GTK_STOCK_FLOPPY)
1258 STOCKITEM(wxID_FORWARD, GTK_STOCK_GO_FORWARD)
1259 STOCKITEM(wxID_HARDDISK, GTK_STOCK_HARDDISK)
1260 STOCKITEM(wxID_HELP, GTK_STOCK_HELP)
1261 STOCKITEM(wxID_HOME, GTK_STOCK_HOME)
1262 STOCKITEM(wxID_INDENT, GTK_STOCK_INDENT)
1263 STOCKITEM(wxID_INDEX, GTK_STOCK_INDEX)
1264 STOCKITEM_28(wxID_INFO, GTK_STOCK_INFO)
1265 STOCKITEM(wxID_ITALIC, GTK_STOCK_ITALIC)
1266 STOCKITEM(wxID_JUMP_TO, GTK_STOCK_JUMP_TO)
1267 STOCKITEM(wxID_JUSTIFY_CENTER, GTK_STOCK_JUSTIFY_CENTER)
1268 STOCKITEM(wxID_JUSTIFY_FILL, GTK_STOCK_JUSTIFY_FILL)
1269 STOCKITEM(wxID_JUSTIFY_LEFT, GTK_STOCK_JUSTIFY_LEFT)
1270 STOCKITEM(wxID_JUSTIFY_RIGHT, GTK_STOCK_JUSTIFY_RIGHT)
1271 STOCKITEM(wxID_LAST, GTK_STOCK_GOTO_LAST)
1272 STOCKITEM(wxID_NETWORK, GTK_STOCK_NETWORK)
1273 STOCKITEM(wxID_NEW, GTK_STOCK_NEW)
1274 STOCKITEM(wxID_NO, GTK_STOCK_NO)
1275 STOCKITEM(wxID_OK, GTK_STOCK_OK)
1276 STOCKITEM(wxID_OPEN, GTK_STOCK_OPEN)
1277 STOCKITEM(wxID_PASTE, GTK_STOCK_PASTE)
1278 STOCKITEM(wxID_PREFERENCES, GTK_STOCK_PREFERENCES)
1279 STOCKITEM(wxID_PREVIEW, GTK_STOCK_PRINT_PREVIEW)
1280 STOCKITEM(wxID_PRINT, GTK_STOCK_PRINT)
1281 STOCKITEM(wxID_PROPERTIES, GTK_STOCK_PROPERTIES)
1282 STOCKITEM(wxID_REDO, GTK_STOCK_REDO)
1283 STOCKITEM(wxID_REFRESH, GTK_STOCK_REFRESH)
1284 STOCKITEM(wxID_REMOVE, GTK_STOCK_REMOVE)
1285 STOCKITEM(wxID_REPLACE, GTK_STOCK_FIND_AND_REPLACE)
1286 STOCKITEM(wxID_REVERT_TO_SAVED, GTK_STOCK_REVERT_TO_SAVED)
1287 STOCKITEM(wxID_SAVE, GTK_STOCK_SAVE)
1288 STOCKITEM(wxID_SAVEAS, GTK_STOCK_SAVE_AS)
1289 STOCKITEM_210(wxID_SELECTALL, GTK_STOCK_SELECT_ALL)
1290 STOCKITEM(wxID_SELECT_COLOR, GTK_STOCK_SELECT_COLOR)
1291 STOCKITEM(wxID_SELECT_FONT, GTK_STOCK_SELECT_FONT)
1292 STOCKITEM(wxID_SORT_ASCENDING, GTK_STOCK_SORT_ASCENDING)
1293 STOCKITEM(wxID_SORT_DESCENDING, GTK_STOCK_SORT_DESCENDING)
1294 STOCKITEM(wxID_SPELL_CHECK, GTK_STOCK_SPELL_CHECK)
1295 STOCKITEM(wxID_STOP, GTK_STOCK_STOP)
1296 STOCKITEM(wxID_STRIKETHROUGH, GTK_STOCK_STRIKETHROUGH)
1297 STOCKITEM(wxID_TOP, GTK_STOCK_GOTO_TOP)
1298 STOCKITEM(wxID_UNDELETE, GTK_STOCK_UNDELETE)
1299 STOCKITEM(wxID_UNDERLINE, GTK_STOCK_UNDERLINE)
1300 STOCKITEM(wxID_UNDO, GTK_STOCK_UNDO)
1301 STOCKITEM(wxID_UNINDENT, GTK_STOCK_UNINDENT)
1302 STOCKITEM(wxID_UP, GTK_STOCK_GO_UP)
1303 STOCKITEM(wxID_YES, GTK_STOCK_YES)
1304 STOCKITEM(wxID_ZOOM_100, GTK_STOCK_ZOOM_100)
1305 STOCKITEM(wxID_ZOOM_FIT, GTK_STOCK_ZOOM_FIT)
1306 STOCKITEM(wxID_ZOOM_IN, GTK_STOCK_ZOOM_IN)
1307 STOCKITEM(wxID_ZOOM_OUT, GTK_STOCK_ZOOM_OUT)
1308
1309 default:
1310 break;
1311 };
1312
1313 #undef STOCKITEM
1314
1315 return NULL;
1316 }
1317
1318 #endif // wxUSE_MENUS