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[wxWidgets.git] / src / gtk1 / menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: menu.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 #ifdef __GNUG__
11 #pragma implementation "menu.h"
12 #pragma implementation "menuitem.h"
13 #endif
14
15 #include "wx/log.h"
16 #include "wx/intl.h"
17 #include "wx/app.h"
18 #include "wx/bitmap.h"
19 #include "wx/menu.h"
20
21 #if wxUSE_ACCEL
22 #include "wx/accel.h"
23 #endif // wxUSE_ACCEL
24
25 #include "wx/gtk/private.h"
26
27 #include <gdk/gdkkeysyms.h>
28
29 // FIXME: is this right? somehow I don't think so (VZ)
30 #ifdef __WXGTK20__
31 #include <glib-object.h>
32
33 #define gtk_accel_group_attach(g, o) _gtk_accel_group_attach((g), (o))
34 #define gtk_accel_group_detach(g, o) _gtk_accel_group_detach((g), (o))
35 #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
36
37 #define ACCEL_OBJECT GObject
38 #define ACCEL_OBJECTS(a) (a)->acceleratables
39 #define ACCEL_OBJ_CAST(obj) G_OBJECT(obj)
40 #else // GTK+ 1.x
41 #define ACCEL_OBJECT GtkObject
42 #define ACCEL_OBJECTS(a) (a)->attach_objects
43 #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
44 #endif
45
46 //-----------------------------------------------------------------------------
47 // idle system
48 //-----------------------------------------------------------------------------
49
50 extern void wxapp_install_idle_handler();
51 extern bool g_isIdle;
52
53 #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
54 static wxString GetHotKey( const wxMenuItem& item );
55 #endif
56
57 //-----------------------------------------------------------------------------
58 // substitute for missing GtkPixmapMenuItem
59 //-----------------------------------------------------------------------------
60
61 // FIXME: I can't make this compile with GTK+ 2.0, disabling for now (VZ)
62 #ifndef __WXGTK20__
63 #define USE_MENU_BITMAPS
64 #endif
65
66 #ifdef USE_MENU_BITMAPS
67
68 #define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ())
69 #define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
70 #define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
71 #define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
72 #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
73 //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
74 #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
75
76 #ifndef GTK_MENU_ITEM_GET_CLASS
77 #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
78 #endif
79
80 typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem;
81 typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass;
82
83 struct _GtkPixmapMenuItem
84 {
85 GtkMenuItem menu_item;
86
87 GtkWidget *pixmap;
88 };
89
90 struct _GtkPixmapMenuItemClass
91 {
92 GtkMenuItemClass parent_class;
93
94 guint orig_toggle_size;
95 guint have_pixmap_count;
96 };
97
98
99 GtkType gtk_pixmap_menu_item_get_type (void);
100 GtkWidget* gtk_pixmap_menu_item_new (void);
101 void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
102 GtkWidget *pixmap);
103
104 #endif // USE_MENU_BITMAPS
105
106 //-----------------------------------------------------------------------------
107 // idle system
108 //-----------------------------------------------------------------------------
109
110 static wxString wxReplaceUnderscore( const wxString& title )
111 {
112 const wxChar *pc;
113
114 /* GTK 1.2 wants to have "_" instead of "&" for accelerators */
115 wxString str;
116 pc = title;
117 while (*pc != wxT('\0'))
118 {
119 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
120 {
121 // "&" is doubled to indicate "&" instead of accelerator
122 ++pc;
123 str << wxT('&');
124 }
125 else if (*pc == wxT('&'))
126 {
127 #if GTK_CHECK_VERSION(1, 2, 0)
128 str << wxT('_');
129 #endif
130 }
131 #if GTK_CHECK_VERSION(2, 0, 0)
132 else if (*pc == wxT('/'))
133 {
134 str << wxT("\\/");
135 }
136 else if (*pc == wxT('\\'))
137 {
138 str << wxT("\\\\");
139 }
140 #elif GTK_CHECK_VERSION(1, 2, 0)
141 else if (*pc == wxT('/'))
142 {
143 str << wxT('\\');
144 }
145 #endif
146 else
147 {
148 #ifdef __WXGTK12__
149 if ( *pc == wxT('_') )
150 {
151 // underscores must be doubled to prevent them from being
152 // interpreted as accelerator character prefix by GTK
153 str << *pc;
154 }
155 #endif // GTK+ 1.2
156
157 str << *pc;
158 }
159 ++pc;
160 }
161 return str;
162 }
163
164 //-----------------------------------------------------------------------------
165 // activate message from GTK
166 //-----------------------------------------------------------------------------
167
168 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
169 {
170 if (g_isIdle) wxapp_install_idle_handler();
171
172 wxMenuEvent event( wxEVT_MENU_OPEN, -1, menu );
173 event.SetEventObject( menu );
174
175 wxEvtHandler* handler = menu->GetEventHandler();
176 if (handler && handler->ProcessEvent(event))
177 return;
178
179 wxWindow *win = menu->GetInvokingWindow();
180 if (win) win->GetEventHandler()->ProcessEvent( event );
181 }
182
183 //-----------------------------------------------------------------------------
184 // wxMenuBar
185 //-----------------------------------------------------------------------------
186
187 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
188
189 wxMenuBar::wxMenuBar( long style )
190 {
191 /* the parent window is known after wxFrame::SetMenu() */
192 m_needParent = FALSE;
193 m_style = style;
194 m_invokingWindow = (wxWindow*) NULL;
195
196 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
197 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
198 {
199 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
200 return;
201 }
202
203 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
204 #if GTK_CHECK_VERSION(1, 2, 1)
205 m_accel = gtk_accel_group_new();
206 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
207 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
208 #else
209 m_menubar = gtk_menu_bar_new();
210 #endif
211
212 if (style & wxMB_DOCKABLE)
213 {
214 m_widget = gtk_handle_box_new();
215 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
216 gtk_widget_show( GTK_WIDGET(m_menubar) );
217 }
218 else
219 {
220 m_widget = GTK_WIDGET(m_menubar);
221 }
222
223 PostCreation();
224
225 ApplyWidgetStyle();
226 }
227
228 wxMenuBar::wxMenuBar()
229 {
230 /* the parent window is known after wxFrame::SetMenu() */
231 m_needParent = FALSE;
232 m_style = 0;
233 m_invokingWindow = (wxWindow*) NULL;
234
235 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
236 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxT("menubar") ))
237 {
238 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
239 return;
240 }
241
242 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
243 #if GTK_CHECK_VERSION(1, 2, 1)
244 m_accel = gtk_accel_group_new();
245 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
246 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
247 #else
248 m_menubar = gtk_menu_bar_new();
249 #endif
250
251 m_widget = GTK_WIDGET(m_menubar);
252
253 PostCreation();
254
255 ApplyWidgetStyle();
256 }
257
258 wxMenuBar::~wxMenuBar()
259 {
260 // gtk_object_unref( GTK_OBJECT(m_factory) ); why not ?
261 }
262
263 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
264 {
265 menu->SetInvokingWindow( (wxWindow*) NULL );
266
267 wxWindow *top_frame = win;
268 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
269 top_frame = top_frame->GetParent();
270
271 /* support for native hot keys */
272 gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
273
274 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
275 while (node)
276 {
277 wxMenuItem *menuitem = node->GetData();
278 if (menuitem->IsSubMenu())
279 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
280 node = node->GetNext();
281 }
282 }
283
284 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
285 {
286 menu->SetInvokingWindow( win );
287
288 #if GTK_CHECK_VERSION(1, 2, 1)
289 wxWindow *top_frame = win;
290 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
291 top_frame = top_frame->GetParent();
292
293 /* support for native hot keys */
294 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
295 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
296 gtk_accel_group_attach( menu->m_accel, obj );
297 #endif // GTK+ 1.2.1+
298
299 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
300 while (node)
301 {
302 wxMenuItem *menuitem = node->GetData();
303 if (menuitem->IsSubMenu())
304 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
305 node = node->GetNext();
306 }
307 }
308
309 void wxMenuBar::SetInvokingWindow( wxWindow *win )
310 {
311 m_invokingWindow = win;
312 #if GTK_CHECK_VERSION(1, 2, 1)
313 wxWindow *top_frame = win;
314 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
315 top_frame = top_frame->GetParent();
316
317 /* support for native key accelerators indicated by underscroes */
318 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
319 if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
320 gtk_accel_group_attach( m_accel, obj );
321 #endif // GTK+ 1.2.1+
322
323 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
324 while (node)
325 {
326 wxMenu *menu = node->GetData();
327 wxMenubarSetInvokingWindow( menu, win );
328 node = node->GetNext();
329 }
330 }
331
332 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
333 {
334 m_invokingWindow = (wxWindow*) NULL;
335 #if GTK_CHECK_VERSION(1, 2, 1)
336 wxWindow *top_frame = win;
337 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
338 top_frame = top_frame->GetParent();
339
340 // support for native key accelerators indicated by underscroes
341 gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
342 #endif // GTK+ 1.2.1+
343
344 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
345 while (node)
346 {
347 wxMenu *menu = node->GetData();
348 wxMenubarUnsetInvokingWindow( menu, win );
349 node = node->GetNext();
350 }
351 }
352
353 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
354 {
355 if ( !wxMenuBarBase::Append( menu, title ) )
356 return FALSE;
357
358 return GtkAppend(menu, title);
359 }
360
361 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title)
362 {
363 wxString str( wxReplaceUnderscore( title ) );
364
365 // This doesn't have much effect right now.
366 menu->SetTitle( str );
367
368 // GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has.
369 #if GTK_CHECK_VERSION(1, 2, 1)
370
371 wxString buf;
372 buf << wxT('/') << str.c_str();
373
374 // local buffer in multibyte form
375 char cbuf[400];
376 strcpy(cbuf, wxGTK_CONV(buf) );
377
378 GtkItemFactoryEntry entry;
379 entry.path = (gchar *)cbuf; // const_cast
380 entry.accelerator = (gchar*) NULL;
381 entry.callback = (GtkItemFactoryCallback) NULL;
382 entry.callback_action = 0;
383 entry.item_type = (char *)"<Branch>";
384
385 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
386 // in order to get the pointer to the item we need the item text _without_ underscores
387 wxString tmp = wxT("<main>/");
388 const wxChar *pc;
389 for ( pc = str; *pc != wxT('\0'); pc++ )
390 {
391 // contrary to the common sense, we must throw out _all_ underscores,
392 // (i.e. "Hello__World" => "HelloWorld" and not "Hello_World" as we
393 // might naively think). IMHO it's a bug in GTK+ (VZ)
394 while (*pc == wxT('_'))
395 pc++;
396 tmp << *pc;
397 }
398 menu->m_owner = gtk_item_factory_get_item( m_factory, wxGTK_CONV( tmp ) );
399 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
400 #else
401
402 menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
403 gtk_widget_show( menu->m_owner );
404 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
405
406 gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner );
407
408 #endif
409
410 gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate",
411 GTK_SIGNAL_FUNC(gtk_menu_open_callback),
412 (gpointer)menu );
413
414 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
415 // addings menu later on.
416 if (m_invokingWindow)
417 {
418 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
419
420 // OPTIMISE ME: we should probably cache this, or pass it
421 // directly, but for now this is a minimal
422 // change to validate the new dynamic sizing.
423 // see (and refactor :) similar code in Remove
424 // below.
425
426 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
427
428 if( frame )
429 frame->UpdateMenuBarSize();
430 }
431
432 return TRUE;
433 }
434
435 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
436 {
437 if ( !wxMenuBarBase::Insert(pos, menu, title) )
438 return FALSE;
439
440 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
441 // of version 1.2.6), so we first append the item and then change its
442 // index
443 if ( !GtkAppend(menu, title) )
444 return FALSE;
445
446 if (pos+1 >= m_menus.GetCount())
447 return TRUE;
448
449 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
450 gpointer data = g_list_last(menu_shell->children)->data;
451 menu_shell->children = g_list_remove(menu_shell->children, data);
452 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
453
454 return TRUE;
455 }
456
457 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
458 {
459 // remove the old item and insert a new one
460 wxMenu *menuOld = Remove(pos);
461 if ( menuOld && !Insert(pos, menu, title) )
462 {
463 return (wxMenu*) NULL;
464 }
465
466 // either Insert() succeeded or Remove() failed and menuOld is NULL
467 return menuOld;
468 }
469
470 static wxMenu *CopyMenu (wxMenu *menu)
471 {
472 wxMenu *menucopy = new wxMenu ();
473 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
474 while (node)
475 {
476 wxMenuItem *item = node->GetData();
477 int itemid = item->GetId();
478 wxString text = item->GetText();
479 text.Replace(wxT("_"), wxT("&"));
480 wxMenu *submenu = item->GetSubMenu();
481 if (!submenu)
482 {
483 wxMenuItem* itemcopy = new wxMenuItem(menucopy,
484 itemid, text,
485 menu->GetHelpString(itemid));
486 itemcopy->SetBitmap(item->GetBitmap());
487 itemcopy->SetCheckable(item->IsCheckable());
488 menucopy->Append(itemcopy);
489 }
490 else
491 menucopy->Append (itemid, text, CopyMenu(submenu),
492 menu->GetHelpString(itemid));
493
494 node = node->GetNext();
495 }
496
497 return menucopy;
498 }
499
500 wxMenu *wxMenuBar::Remove(size_t pos)
501 {
502 wxMenu *menu = wxMenuBarBase::Remove(pos);
503 if ( !menu )
504 return (wxMenu*) NULL;
505
506 /*
507 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
508
509 printf( "factory entries before %d\n", (int)g_slist_length(m_factory->items) );
510 printf( "menu shell entries before %d\n", (int)g_list_length( menu_shell->children ) );
511 */
512
513 wxMenu *menucopy = CopyMenu( menu );
514
515 // unparent calls unref() and that would delete the widget so we raise
516 // the ref count to 2 artificially before invoking unparent.
517 gtk_widget_ref( menu->m_menu );
518 gtk_widget_unparent( menu->m_menu );
519
520 gtk_widget_destroy( menu->m_owner );
521 delete menu;
522
523 menu = menucopy;
524 /*
525 printf( "factory entries after %d\n", (int)g_slist_length(m_factory->items) );
526 printf( "menu shell entries after %d\n", (int)g_list_length( menu_shell->children ) );
527 */
528
529 if (m_invokingWindow)
530 {
531 // OPTIMISE ME: see comment in GtkAppend
532
533 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
534
535 if( frame )
536 frame->UpdateMenuBarSize();
537 }
538
539 return menu;
540 }
541
542 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
543 {
544 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
545 {
546 int res = menu->FindItem( itemString );
547 if (res != wxNOT_FOUND)
548 return res;
549 }
550
551 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
552 while (node)
553 {
554 wxMenuItem *item = node->GetData();
555 if (item->IsSubMenu())
556 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
557
558 node = node->GetNext();
559 }
560
561 return wxNOT_FOUND;
562 }
563
564 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
565 {
566 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
567 while (node)
568 {
569 wxMenu *menu = node->GetData();
570 int res = FindMenuItemRecursive( menu, menuString, itemString);
571 if (res != -1)
572 return res;
573 node = node->GetNext();
574 }
575
576 return wxNOT_FOUND;
577 }
578
579 // Find a wxMenuItem using its id. Recurses down into sub-menus
580 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
581 {
582 wxMenuItem* result = menu->FindChildItem(id);
583
584 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
585 while ( node && result == NULL )
586 {
587 wxMenuItem *item = node->GetData();
588 if (item->IsSubMenu())
589 {
590 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
591 }
592 node = node->GetNext();
593 }
594
595 return result;
596 }
597
598 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
599 {
600 wxMenuItem* result = 0;
601 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
602 while (node && result == 0)
603 {
604 wxMenu *menu = node->GetData();
605 result = FindMenuItemByIdRecursive( menu, id );
606 node = node->GetNext();
607 }
608
609 if ( menuForItem )
610 {
611 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
612 }
613
614 return result;
615 }
616
617 void wxMenuBar::EnableTop( size_t pos, bool flag )
618 {
619 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
620
621 wxCHECK_RET( node, wxT("menu not found") );
622
623 wxMenu* menu = node->GetData();
624
625 if (menu->m_owner)
626 gtk_widget_set_sensitive( menu->m_owner, flag );
627 }
628
629 wxString wxMenuBar::GetLabelTop( size_t pos ) const
630 {
631 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
632
633 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
634
635 wxMenu* menu = node->GetData();
636
637 wxString label;
638 wxString text( menu->GetTitle() );
639 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
640 {
641 if ( *pc == wxT('_') )
642 {
643 // '_' is the escape character for GTK+
644 continue;
645 }
646
647 // don't remove ampersands '&' since if we have them in the menu title
648 // it means that they were doubled to indicate "&" instead of accelerator
649
650 label += *pc;
651 }
652
653 return label;
654 }
655
656 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
657 {
658 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
659
660 wxCHECK_RET( node, wxT("menu not found") );
661
662 wxMenu* menu = node->GetData();
663
664 wxString str( wxReplaceUnderscore( label ) );
665
666 menu->SetTitle( str );
667
668 if (menu->m_owner)
669 {
670 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
671
672 /* set new text */
673 gtk_label_set( label, wxGTK_CONV( str ) );
674
675 /* reparse key accel */
676 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
677 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
678 }
679
680 }
681
682 //-----------------------------------------------------------------------------
683 // "activate"
684 //-----------------------------------------------------------------------------
685
686 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
687 {
688 if (g_isIdle)
689 wxapp_install_idle_handler();
690
691 int id = menu->FindMenuIdByMenuItem(widget);
692
693 /* should find it for normal (not popup) menu */
694 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
695 _T("menu item not found in gtk_menu_clicked_callback") );
696
697 if (!menu->IsEnabled(id))
698 return;
699
700 wxMenuItem* item = menu->FindChildItem( id );
701 wxCHECK_RET( item, wxT("error in menu item callback") );
702
703 if (item->IsCheckable())
704 {
705 bool isReallyChecked = item->IsChecked(),
706 isInternallyChecked = item->wxMenuItemBase::IsChecked();
707
708 // ensure that the internal state is always consistent with what is
709 // shown on the screen
710 item->wxMenuItemBase::Check(isReallyChecked);
711
712 // we must not report the events for the radio button going up nor the
713 // events resulting from the calls to wxMenuItem::Check()
714 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
715 (isInternallyChecked == isReallyChecked) )
716 {
717 return;
718 }
719 }
720
721
722 // Is this menu on a menubar? (possibly nested)
723 wxFrame* frame = NULL;
724 wxMenu* pm = menu;
725 while ( pm && !frame )
726 {
727 if ( pm->IsAttached() )
728 frame = pm->GetMenuBar()->GetFrame();
729 pm = pm->GetParent();
730 }
731
732 // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
733 // normally wxMenu::SendEvent() should be enough, if it doesn't work
734 // in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
735 // should be fixed instead of working around it here...
736 if (frame)
737 {
738 // If it is attached then let the frame send the event.
739 // Don't call frame->ProcessCommand(id) because it toggles
740 // checkable items and we've already done that above.
741 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
742 commandEvent.SetEventObject(frame);
743 if (item->IsCheckable())
744 commandEvent.SetInt(item->IsChecked());
745 commandEvent.SetEventObject(menu);
746
747 frame->GetEventHandler()->ProcessEvent(commandEvent);
748 }
749 else
750 {
751 // otherwise let the menu have it
752 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
753 }
754 }
755
756 //-----------------------------------------------------------------------------
757 // "select"
758 //-----------------------------------------------------------------------------
759
760 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
761 {
762 if (g_isIdle) wxapp_install_idle_handler();
763
764 int id = menu->FindMenuIdByMenuItem(widget);
765
766 wxASSERT( id != -1 ); // should find it!
767
768 if (!menu->IsEnabled(id))
769 return;
770
771 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
772 event.SetEventObject( menu );
773
774 wxEvtHandler* handler = menu->GetEventHandler();
775 if (handler && handler->ProcessEvent(event))
776 return;
777
778 wxWindow *win = menu->GetInvokingWindow();
779 if (win) win->GetEventHandler()->ProcessEvent( event );
780 }
781
782 //-----------------------------------------------------------------------------
783 // "deselect"
784 //-----------------------------------------------------------------------------
785
786 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
787 {
788 if (g_isIdle) wxapp_install_idle_handler();
789
790 int id = menu->FindMenuIdByMenuItem(widget);
791
792 wxASSERT( id != -1 ); // should find it!
793
794 if (!menu->IsEnabled(id))
795 return;
796
797 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
798 event.SetEventObject( menu );
799
800 wxEvtHandler* handler = menu->GetEventHandler();
801 if (handler && handler->ProcessEvent(event))
802 return;
803
804 wxWindow *win = menu->GetInvokingWindow();
805 if (win)
806 win->GetEventHandler()->ProcessEvent( event );
807 }
808
809 //-----------------------------------------------------------------------------
810 // wxMenuItem
811 //-----------------------------------------------------------------------------
812
813 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
814
815 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
816 int id,
817 const wxString& name,
818 const wxString& help,
819 wxItemKind kind,
820 wxMenu *subMenu)
821 {
822 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
823 }
824
825 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
826 int id,
827 const wxString& text,
828 const wxString& help,
829 wxItemKind kind,
830 wxMenu *subMenu)
831 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
832 {
833 Init(text);
834 }
835
836 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
837 int id,
838 const wxString& text,
839 const wxString& help,
840 bool isCheckable,
841 wxMenu *subMenu)
842 : wxMenuItemBase(parentMenu, id, text, help,
843 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
844 {
845 Init(text);
846 }
847
848 void wxMenuItem::Init(const wxString& text)
849 {
850 m_labelWidget = (GtkWidget *) NULL;
851 m_menuItem = (GtkWidget *) NULL;
852
853 DoSetText(text);
854 }
855
856 wxMenuItem::~wxMenuItem()
857 {
858 // don't delete menu items, the menus take care of that
859 }
860
861 // return the menu item text without any menu accels
862 /* static */
863 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
864 {
865 wxString label;
866
867 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
868 {
869 if ( *pc == wxT('_') )
870 {
871 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
872 pc++;
873 label += *pc;
874 continue;
875 }
876
877 #if GTK_CHECK_VERSION(2, 0, 0)
878 if ( *pc == wxT('\\') )
879 {
880 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
881 pc++;
882 label += *pc;
883 continue;
884 }
885 #endif
886
887 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
888 {
889 // wxMSW escapes "&"
890 // "&" is doubled to indicate "&" instead of accelerator
891 continue;
892 }
893
894 label += *pc;
895 }
896
897 // wxPrintf( L"text %s label %s\n", text.c_str(), label.c_str() );
898
899 return label;
900 }
901
902 void wxMenuItem::SetText( const wxString& str )
903 {
904 // Some optimization to avoid flicker
905 wxString oldLabel = m_text;
906 oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t'));
907 oldLabel.Replace(wxT("_"), wxT(""));
908 wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t'));
909 if (oldLabel == label1)
910 return;
911
912 DoSetText(str);
913
914 if (m_menuItem)
915 {
916 GtkLabel *label;
917 if (m_labelWidget)
918 label = (GtkLabel*) m_labelWidget;
919 else
920 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
921
922 #if GTK_CHECK_VERSION(2, 0, 0)
923 // We have to imitate item_factory_unescape_label here
924 wxString tmp;
925 for (size_t n = 0; n < m_text.Len(); n++)
926 {
927 if (m_text[n] != wxT('\\'))
928 tmp += m_text[n];
929 }
930
931 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(tmp) );
932 #else
933 // set new text
934 gtk_label_set( label, wxGTK_CONV( m_text ) );
935
936 // reparse key accel
937 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
938 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
939 #endif
940 }
941 }
942
943 // it's valid for this function to be called even if m_menuItem == NULL
944 void wxMenuItem::DoSetText( const wxString& str )
945 {
946 // '\t' is the deliminator indicating a hot key
947 m_text.Empty();
948 const wxChar *pc = str;
949 while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
950 {
951 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
952 {
953 // "&" is doubled to indicate "&" instead of accelerator
954 ++pc;
955 m_text << wxT('&');
956 }
957 else if (*pc == wxT('&'))
958 {
959 m_text << wxT('_');
960 }
961 #if GTK_CHECK_VERSION(2, 0, 0)
962 else if ( *pc == wxT('_') ) // escape underscores
963 {
964 // m_text << wxT("__"); doesn't work
965 m_text << wxT("__");
966 }
967 else if (*pc == wxT('/')) // we have to escape slashes
968 {
969 m_text << wxT("\\/");
970 }
971 else if (*pc == wxT('\\')) // we have to double backslashes
972 {
973 m_text << wxT("\\\\");
974 }
975 #else
976 else if ( *pc == wxT('_') ) // escape underscores
977 {
978 m_text << wxT("__");
979 }
980 else if (*pc == wxT('/')) /* we have to filter out slashes ... */
981 {
982 m_text << wxT('\\'); /* ... and replace them with back slashes */
983 }
984 #endif
985 else {
986 m_text << *pc;
987 }
988 ++pc;
989 }
990
991 // wxPrintf( L"str %s m_text %s\n", str.c_str(), m_text.c_str() );
992
993 m_hotKey = wxT("");
994
995 if(*pc == wxT('\t'))
996 {
997 pc++;
998 m_hotKey = pc;
999 }
1000 }
1001
1002 #if wxUSE_ACCEL
1003
1004 wxAcceleratorEntry *wxMenuItem::GetAccel() const
1005 {
1006 if ( !GetHotKey() )
1007 {
1008 // nothing
1009 return (wxAcceleratorEntry *)NULL;
1010 }
1011
1012 // as wxGetAccelFromString() looks for TAB, insert a dummy one here
1013 wxString label;
1014 label << wxT('\t') << GetHotKey();
1015
1016 return wxGetAccelFromString(label);
1017 }
1018
1019 #endif // wxUSE_ACCEL
1020
1021 void wxMenuItem::Check( bool check )
1022 {
1023 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
1024
1025 if (check == m_isChecked)
1026 return;
1027
1028 wxMenuItemBase::Check( check );
1029
1030 switch ( GetKind() )
1031 {
1032 case wxITEM_CHECK:
1033 case wxITEM_RADIO:
1034 gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
1035 break;
1036
1037 default:
1038 wxFAIL_MSG( _T("can't check this item") );
1039 }
1040 }
1041
1042 void wxMenuItem::Enable( bool enable )
1043 {
1044 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
1045
1046 gtk_widget_set_sensitive( m_menuItem, enable );
1047 wxMenuItemBase::Enable( enable );
1048 }
1049
1050 bool wxMenuItem::IsChecked() const
1051 {
1052 wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
1053
1054 wxCHECK_MSG( IsCheckable(), FALSE,
1055 wxT("can't get state of uncheckable item!") );
1056
1057 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
1058 }
1059
1060 wxString wxMenuItem::GetFactoryPath() const
1061 {
1062 // In order to get the pointer to the item we need the item
1063 // text _without_ underscores in GTK 1.2
1064 wxString path( wxT("<main>/") );
1065
1066 for ( const wxChar *pc = m_text.c_str(); *pc; pc++ )
1067 {
1068 if ( *pc == wxT('_') )
1069 {
1070 #ifdef __WXGTK20__
1071 pc++;
1072 #else
1073 // remove '_' unconditionally
1074 continue;
1075 #endif
1076 }
1077
1078 // don't remove ampersands '&' since if we have them in the menu item title
1079 // it means that they were doubled to indicate "&" instead of accelerator
1080
1081 path += *pc;
1082 }
1083
1084 return path;
1085 }
1086
1087 //-----------------------------------------------------------------------------
1088 // wxMenu
1089 //-----------------------------------------------------------------------------
1090
1091 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
1092
1093 void wxMenu::Init()
1094 {
1095 m_accel = gtk_accel_group_new();
1096 m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "<main>", m_accel );
1097 m_menu = gtk_item_factory_get_widget( m_factory, "<main>" );
1098
1099 m_owner = (GtkWidget*) NULL;
1100
1101 // Tearoffs are entries, just like separators. So if we want this
1102 // menu to be a tear-off one, we just append a tearoff entry
1103 // immediately.
1104 if(m_style & wxMENU_TEAROFF)
1105 {
1106 GtkItemFactoryEntry entry;
1107 entry.path = (char *)"/tearoff";
1108 entry.callback = (GtkItemFactoryCallback) NULL;
1109 entry.callback_action = 0;
1110 entry.item_type = (char *)"<Tearoff>";
1111 entry.accelerator = (gchar*) NULL;
1112 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1113 //GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/tearoff" );
1114 }
1115
1116 // append the title as the very first entry if we have it
1117 if ( !!m_title )
1118 {
1119 Append(-2, m_title);
1120 AppendSeparator();
1121 }
1122 }
1123
1124 wxMenu::~wxMenu()
1125 {
1126 WX_CLEAR_LIST(wxMenuItemList, m_items);
1127
1128 if ( GTK_IS_WIDGET( m_menu ))
1129 gtk_widget_destroy( m_menu );
1130
1131 gtk_object_unref( GTK_OBJECT(m_factory) );
1132 }
1133
1134 bool wxMenu::GtkAppend(wxMenuItem *mitem)
1135 {
1136 GtkWidget *menuItem;
1137
1138 #if defined(USE_MENU_BITMAPS) || !GTK_CHECK_VERSION(1, 2, 0)
1139 bool appended = FALSE;
1140 #endif
1141
1142 // does this item terminate the current radio group?
1143 bool endOfRadioGroup = TRUE;
1144
1145 if ( mitem->IsSeparator() )
1146 {
1147 GtkItemFactoryEntry entry;
1148 entry.path = (char *)"/sep";
1149 entry.callback = (GtkItemFactoryCallback) NULL;
1150 entry.callback_action = 0;
1151 entry.item_type = (char *)"<Separator>";
1152 entry.accelerator = (gchar*) NULL;
1153
1154 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1155
1156 // this will be wrong for more than one separator. do we care?
1157 menuItem = gtk_item_factory_get_widget( m_factory, "<main>/sep" );
1158
1159 // we might have a separator inside a radio group
1160 endOfRadioGroup = FALSE;
1161 }
1162 else if ( mitem->IsSubMenu() )
1163 {
1164 // text has "_" instead of "&" after mitem->SetText()
1165 wxString text( mitem->GetText() );
1166
1167 // local buffer in multibyte form
1168 char buf[200];
1169 strcpy( buf, "/" );
1170 strcat( buf, wxGTK_CONV( text ) );
1171
1172 GtkItemFactoryEntry entry;
1173 entry.path = buf;
1174 entry.callback = (GtkItemFactoryCallback) 0;
1175 entry.callback_action = 0;
1176 entry.item_type = (char *)"<Branch>";
1177 entry.accelerator = (gchar*) NULL;
1178
1179 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1180
1181 wxString path( mitem->GetFactoryPath() );
1182 menuItem = gtk_item_factory_get_item( m_factory, wxGTK_CONV( path ) );
1183
1184 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1185
1186 // if adding a submenu to a menu already existing in the menu bar, we
1187 // must set invoking window to allow processing events from this
1188 // submenu
1189 if ( m_invokingWindow )
1190 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1191 }
1192 #ifdef USE_MENU_BITMAPS
1193 else if (mitem->GetBitmap().Ok()) // An item with bitmap
1194 {
1195 wxString text( mitem->GetText() );
1196 const wxBitmap *bitmap = &mitem->GetBitmap();
1197
1198 menuItem = gtk_pixmap_menu_item_new ();
1199 GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1200 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1201 gtk_container_add (GTK_CONTAINER (menuItem), label);
1202 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1203 guint accel_key;
1204 GdkModifierType accel_mods;
1205
1206 // accelerator for the item, as specified by its label
1207 // (ex. Ctrl+O for open)
1208 gtk_accelerator_parse(GetHotKey(*mitem).c_str(),
1209 &accel_key, &accel_mods);
1210 if (accel_key != GDK_VoidSymbol)
1211 {
1212 gtk_widget_add_accelerator (menuItem,
1213 "activate_item",
1214 gtk_menu_get_accel_group(
1215 GTK_MENU(m_menu)),
1216 accel_key, accel_mods,
1217 GTK_ACCEL_VISIBLE);
1218 }
1219
1220 // accelerator for the underlined char (ex ALT+F for the File menu)
1221 accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1222 if (accel_key != GDK_VoidSymbol)
1223 {
1224 gtk_widget_add_accelerator (menuItem,
1225 "activate_item",
1226 gtk_menu_ensure_uline_accel_group (
1227 GTK_MENU (m_menu)),
1228 accel_key, 0,
1229 GTK_ACCEL_LOCKED);
1230 }
1231
1232 gtk_widget_show (label);
1233
1234 mitem->SetLabelWidget(label);
1235
1236 GtkWidget* pixmap = gtk_pixmap_new( bitmap->GetPixmap(), bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap* )NULL);
1237 gtk_widget_show(pixmap);
1238 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1239
1240 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1241 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1242 (gpointer)this );
1243
1244 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1245
1246 gtk_widget_show( menuItem );
1247
1248 appended = TRUE; // We've done this, don't do it again
1249 }
1250 #endif // USE_MENU_BITMAPS
1251 else // a normal item
1252 {
1253 // text has "_" instead of "&" after mitem->SetText() so don't use it
1254 wxString text( mitem->GetText() );
1255
1256 // buffers containing the menu item path and type in multibyte form
1257 char bufPath[256],
1258 bufType[256];
1259
1260 strcpy( bufPath, "/" );
1261 strncat( bufPath, wxGTK_CONV(text), WXSIZEOF(bufPath) - 2 );
1262 bufPath[WXSIZEOF(bufPath) - 1] = '\0';
1263
1264 GtkItemFactoryEntry entry;
1265 entry.path = bufPath;
1266 entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback;
1267 entry.callback_action = 0;
1268
1269 wxString pathRadio;
1270 const char *item_type;
1271 switch ( mitem->GetKind() )
1272 {
1273 case wxITEM_CHECK:
1274 item_type = "<CheckItem>";
1275 break;
1276
1277 case wxITEM_RADIO:
1278 if ( m_pathLastRadio.empty() )
1279 {
1280 // start of a new radio group
1281 item_type = "<RadioItem>";
1282 wxString tmp( wxGTK_CONV_BACK( bufPath ) );
1283 tmp.Remove(0,1);
1284 m_pathLastRadio = tmp;
1285 }
1286 else // continue the radio group
1287 {
1288 pathRadio = m_pathLastRadio;
1289 pathRadio.Replace(wxT("_"), wxT(""));
1290 pathRadio.Prepend(wxT("<main>/"));
1291
1292 strncpy(bufType, wxGTK_CONV(pathRadio), WXSIZEOF(bufType));
1293 bufType[WXSIZEOF(bufType) - 1] = '\0';
1294 item_type = bufType;
1295 }
1296
1297 // continue the existing radio group, if any
1298 endOfRadioGroup = FALSE;
1299 break;
1300
1301 default:
1302 wxFAIL_MSG( _T("unexpected menu item kind") );
1303 // fall through
1304
1305 case wxITEM_NORMAL:
1306 item_type = "<Item>";
1307 break;
1308 }
1309
1310 entry.item_type = (char *)item_type; // cast needed for GTK+
1311 entry.accelerator = (gchar*) NULL;
1312
1313 #if wxUSE_ACCEL
1314 // due to an apparent bug in GTK+, we have to use a static buffer here -
1315 // otherwise GTK+ 1.2.2 manages to override the memory we pass to it
1316 // somehow! (VZ)
1317 char s_accel[50]; // should be big enough, we check for overruns
1318 wxString tmp( GetHotKey(*mitem) );
1319 strncpy(s_accel, wxGTK_CONV( tmp ), WXSIZEOF(s_accel));
1320 s_accel[WXSIZEOF(s_accel) - 1] = '\0';
1321 entry.accelerator = s_accel;
1322 #else // !wxUSE_ACCEL
1323 entry.accelerator = (char*) NULL;
1324 #endif // wxUSE_ACCEL/!wxUSE_ACCEL
1325
1326 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1327
1328 wxString path( mitem->GetFactoryPath() );
1329 menuItem = gtk_item_factory_get_widget( m_factory, wxGTK_CONV( path ) );
1330
1331 if (!menuItem)
1332 wxLogError( wxT("Wrong menu path: %s\n"), path.c_str() );
1333 }
1334
1335 if ( !mitem->IsSeparator() )
1336 {
1337 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1338
1339 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1340 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1341 (gpointer)this );
1342
1343 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1344 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1345 (gpointer)this );
1346 }
1347
1348 mitem->SetMenuItem(menuItem);
1349
1350 if ( endOfRadioGroup )
1351 {
1352 m_pathLastRadio.clear();
1353 }
1354
1355 return TRUE;
1356 }
1357
1358 bool wxMenu::DoAppend(wxMenuItem *mitem)
1359 {
1360 return GtkAppend(mitem) && wxMenuBase::DoAppend(mitem);
1361 }
1362
1363 bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1364 {
1365 if ( !wxMenuBase::DoInsert(pos, item) )
1366 return FALSE;
1367
1368 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
1369 // of version 1.2.6), so we first append the item and then change its
1370 // index
1371 if ( !GtkAppend(item) )
1372 return FALSE;
1373
1374 if ( m_style & wxMENU_TEAROFF )
1375 {
1376 // change the position as the first item is the tear-off marker
1377 pos++;
1378 }
1379
1380 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
1381 gpointer data = g_list_last(menu_shell->children)->data;
1382 menu_shell->children = g_list_remove(menu_shell->children, data);
1383 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
1384
1385 return TRUE;
1386 }
1387
1388 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1389 {
1390 if ( !wxMenuBase::DoRemove(item) )
1391 return (wxMenuItem *)NULL;
1392
1393 // TODO: this code doesn't delete the item factory item and this seems
1394 // impossible as of GTK 1.2.6.
1395 gtk_widget_destroy( item->GetMenuItem() );
1396
1397 return item;
1398 }
1399
1400 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1401 {
1402 wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1403 while (node)
1404 {
1405 wxMenuItem *item = node->GetData();
1406 if (item->GetMenuItem() == menuItem)
1407 return item->GetId();
1408 node = node->GetNext();
1409 }
1410
1411 return wxNOT_FOUND;
1412 }
1413
1414 // ----------------------------------------------------------------------------
1415 // helpers
1416 // ----------------------------------------------------------------------------
1417
1418 #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
1419
1420 static wxString GetHotKey( const wxMenuItem& item )
1421 {
1422 wxString hotkey;
1423
1424 wxAcceleratorEntry *accel = item.GetAccel();
1425 if ( accel )
1426 {
1427 int flags = accel->GetFlags();
1428 if ( flags & wxACCEL_ALT )
1429 hotkey += wxT("<alt>");
1430 if ( flags & wxACCEL_CTRL )
1431 hotkey += wxT("<control>");
1432 if ( flags & wxACCEL_SHIFT )
1433 hotkey += wxT("<shift>");
1434
1435 int code = accel->GetKeyCode();
1436 switch ( code )
1437 {
1438 case WXK_F1:
1439 case WXK_F2:
1440 case WXK_F3:
1441 case WXK_F4:
1442 case WXK_F5:
1443 case WXK_F6:
1444 case WXK_F7:
1445 case WXK_F8:
1446 case WXK_F9:
1447 case WXK_F10:
1448 case WXK_F11:
1449 case WXK_F12:
1450 hotkey << wxT('F') << code - WXK_F1 + 1;
1451 break;
1452
1453 // TODO: we should use gdk_keyval_name() (a.k.a.
1454 // XKeysymToString) here as well as hardcoding the keysym
1455 // names this might be not portable
1456 case WXK_NUMPAD_INSERT:
1457 hotkey << wxT("KP_Insert" );
1458 break;
1459 case WXK_NUMPAD_DELETE:
1460 hotkey << wxT("KP_Delete" );
1461 break;
1462 case WXK_INSERT:
1463 hotkey << wxT("Insert" );
1464 break;
1465 case WXK_DELETE:
1466 hotkey << wxT("Delete" );
1467 break;
1468 case WXK_UP:
1469 hotkey << wxT("Up" );
1470 break;
1471 case WXK_DOWN:
1472 hotkey << wxT("Down" );
1473 break;
1474 case WXK_PAGEUP:
1475 hotkey << wxT("Prior" );
1476 break;
1477 case WXK_PAGEDOWN:
1478 hotkey << wxT("Next" );
1479 break;
1480 case WXK_LEFT:
1481 hotkey << wxT("Left" );
1482 break;
1483 case WXK_RIGHT:
1484 hotkey << wxT("Right" );
1485 break;
1486 case WXK_HOME:
1487 hotkey << wxT("Home" );
1488 break;
1489 case WXK_END:
1490 hotkey << wxT("End" );
1491 break;
1492 case WXK_RETURN:
1493 hotkey << wxT("Return" );
1494 break;
1495
1496 // if there are any other keys wxGetAccelFromString() may
1497 // return, we should process them here
1498
1499 default:
1500 if ( code < 127 )
1501 {
1502 wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1503 if ( name )
1504 {
1505 hotkey << name;
1506 break;
1507 }
1508 }
1509
1510 wxFAIL_MSG( wxT("unknown keyboard accel") );
1511 }
1512
1513 delete accel;
1514 }
1515
1516 return hotkey;
1517 }
1518
1519 #endif // wxUSE_ACCEL
1520
1521
1522 //-----------------------------------------------------------------------------
1523 // substitute for missing GtkPixmapMenuItem
1524 //-----------------------------------------------------------------------------
1525
1526 #ifdef USE_MENU_BITMAPS
1527
1528 /*
1529 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1530 * All rights reserved.
1531 *
1532 * This file is part of the Gnome Library.
1533 *
1534 * The Gnome Library is free software; you can redistribute it and/or
1535 * modify it under the terms of the GNU Library General Public License as
1536 * published by the Free Software Foundation; either version 2 of the
1537 * License, or (at your option) any later version.
1538 *
1539 * The Gnome Library is distributed in the hope that it will be useful,
1540 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1541 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1542 * Library General Public License for more details.
1543 *
1544 * You should have received a copy of the GNU Library General Public
1545 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1546 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1547 * Boston, MA 02111-1307, USA.
1548 */
1549 /*
1550 @NOTATION@
1551 */
1552
1553 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1554
1555 #include <gtk/gtkaccellabel.h>
1556 #include <gtk/gtksignal.h>
1557 #include <gtk/gtkmenuitem.h>
1558 #include <gtk/gtkmenu.h>
1559 #include <gtk/gtkcontainer.h>
1560
1561 extern "C"
1562 {
1563
1564 static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1565 static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1566 static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1567 GdkRectangle *area);
1568 static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1569 GdkEventExpose *event);
1570
1571 /* we must override the following functions */
1572
1573 static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1574 static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1575 GtkAllocation *allocation);
1576 static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1577 gboolean include_internals,
1578 GtkCallback callback,
1579 gpointer callback_data);
1580 static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1581 GtkRequisition *requisition);
1582 static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1583 GtkWidget *child);
1584
1585 static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1586
1587 static GtkMenuItemClass *parent_class = NULL;
1588
1589 }
1590
1591 #define BORDER_SPACING 3
1592 #define PMAP_WIDTH 20
1593
1594 GtkType
1595 gtk_pixmap_menu_item_get_type (void)
1596 {
1597 static GtkType pixmap_menu_item_type = 0;
1598
1599 if (!pixmap_menu_item_type)
1600 {
1601 GtkTypeInfo pixmap_menu_item_info =
1602 {
1603 (char *)"GtkPixmapMenuItem",
1604 sizeof (GtkPixmapMenuItem),
1605 sizeof (GtkPixmapMenuItemClass),
1606 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1607 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1608 /* reserved_1 */ NULL,
1609 /* reserved_2 */ NULL,
1610 (GtkClassInitFunc) NULL,
1611 };
1612
1613 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1614 &pixmap_menu_item_info);
1615 }
1616
1617 return pixmap_menu_item_type;
1618 }
1619
1620 /**
1621 * gtk_pixmap_menu_item_new
1622 *
1623 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1624 * to set the pixmap wich is displayed at the left side.
1625 *
1626 * Returns:
1627 * &GtkWidget pointer to new menu item
1628 **/
1629
1630 GtkWidget*
1631 gtk_pixmap_menu_item_new (void)
1632 {
1633 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1634 }
1635
1636 static void
1637 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1638 {
1639 GtkObjectClass *object_class;
1640 GtkWidgetClass *widget_class;
1641 GtkMenuItemClass *menu_item_class;
1642 GtkContainerClass *container_class;
1643
1644 object_class = (GtkObjectClass*) klass;
1645 widget_class = (GtkWidgetClass*) klass;
1646 menu_item_class = (GtkMenuItemClass*) klass;
1647 container_class = (GtkContainerClass*) klass;
1648
1649 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1650
1651 widget_class->draw = gtk_pixmap_menu_item_draw;
1652 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1653 widget_class->map = gtk_pixmap_menu_item_map;
1654 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1655 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1656
1657 container_class->forall = gtk_pixmap_menu_item_forall;
1658 container_class->remove = gtk_pixmap_menu_item_remove;
1659
1660 klass->orig_toggle_size = menu_item_class->toggle_size;
1661 klass->have_pixmap_count = 0;
1662 }
1663
1664 static void
1665 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1666 {
1667 GtkMenuItem *mi;
1668
1669 mi = GTK_MENU_ITEM (menu_item);
1670
1671 menu_item->pixmap = NULL;
1672 }
1673
1674 static void
1675 gtk_pixmap_menu_item_draw (GtkWidget *widget,
1676 GdkRectangle *area)
1677 {
1678 g_return_if_fail (widget != NULL);
1679 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1680 g_return_if_fail (area != NULL);
1681
1682 if (GTK_WIDGET_CLASS (parent_class)->draw)
1683 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1684
1685 if (GTK_WIDGET_DRAWABLE (widget) &&
1686 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1687 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1688 }
1689 }
1690
1691 static gint
1692 gtk_pixmap_menu_item_expose (GtkWidget *widget,
1693 GdkEventExpose *event)
1694 {
1695 g_return_val_if_fail (widget != NULL, FALSE);
1696 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1697 g_return_val_if_fail (event != NULL, FALSE);
1698
1699 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1700 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1701
1702 if (GTK_WIDGET_DRAWABLE (widget) &&
1703 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1704 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1705 }
1706
1707 return FALSE;
1708 }
1709
1710 /**
1711 * gtk_pixmap_menu_item_set_pixmap
1712 * @menu_item: Pointer to the pixmap menu item
1713 * @pixmap: Pointer to a pixmap widget
1714 *
1715 * Set the pixmap of the menu item.
1716 *
1717 **/
1718
1719 void
1720 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1721 GtkWidget *pixmap)
1722 {
1723 g_return_if_fail (menu_item != NULL);
1724 g_return_if_fail (pixmap != NULL);
1725 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1726 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1727 g_return_if_fail (menu_item->pixmap == NULL);
1728
1729 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1730 menu_item->pixmap = pixmap;
1731
1732 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1733 !GTK_WIDGET_REALIZED (pixmap))
1734 gtk_widget_realize (pixmap);
1735
1736 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1737 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1738 GTK_WIDGET_VISIBLE(pixmap) &&
1739 !GTK_WIDGET_MAPPED (pixmap))
1740 gtk_widget_map (pixmap);
1741 }
1742
1743 changed_have_pixmap_status(menu_item);
1744
1745 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1746 gtk_widget_queue_resize (pixmap);
1747 }
1748
1749 static void
1750 gtk_pixmap_menu_item_map (GtkWidget *widget)
1751 {
1752 GtkPixmapMenuItem *menu_item;
1753
1754 g_return_if_fail (widget != NULL);
1755 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1756
1757 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1758
1759 GTK_WIDGET_CLASS(parent_class)->map(widget);
1760
1761 if (menu_item->pixmap &&
1762 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1763 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1764 gtk_widget_map (menu_item->pixmap);
1765 }
1766
1767 static void
1768 gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1769 GtkAllocation *allocation)
1770 {
1771 GtkPixmapMenuItem *pmenu_item;
1772
1773 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1774
1775 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1776 {
1777 GtkAllocation child_allocation;
1778 int border_width;
1779
1780 border_width = GTK_CONTAINER (widget)->border_width;
1781
1782 child_allocation.width = pmenu_item->pixmap->requisition.width;
1783 child_allocation.height = pmenu_item->pixmap->requisition.height;
1784 child_allocation.x = border_width + BORDER_SPACING;
1785 child_allocation.y = (border_width + BORDER_SPACING
1786 + (((allocation->height - child_allocation.height) - child_allocation.x)
1787 / 2)); /* center pixmaps vertically */
1788 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1789 }
1790
1791 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1792 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1793 }
1794
1795 static void
1796 gtk_pixmap_menu_item_forall (GtkContainer *container,
1797 gboolean include_internals,
1798 GtkCallback callback,
1799 gpointer callback_data)
1800 {
1801 GtkPixmapMenuItem *menu_item;
1802
1803 g_return_if_fail (container != NULL);
1804 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1805 g_return_if_fail (callback != NULL);
1806
1807 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1808
1809 if (menu_item->pixmap)
1810 (* callback) (menu_item->pixmap, callback_data);
1811
1812 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1813 callback,callback_data);
1814 }
1815
1816 static void
1817 gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1818 GtkRequisition *requisition)
1819 {
1820 GtkPixmapMenuItem *menu_item;
1821 GtkRequisition req = {0, 0};
1822
1823 g_return_if_fail (widget != NULL);
1824 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1825 g_return_if_fail (requisition != NULL);
1826
1827 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1828
1829 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1830
1831 if (menu_item->pixmap)
1832 gtk_widget_size_request(menu_item->pixmap, &req);
1833
1834 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1835 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1836 }
1837
1838 static void
1839 gtk_pixmap_menu_item_remove (GtkContainer *container,
1840 GtkWidget *child)
1841 {
1842 GtkBin *bin;
1843 gboolean widget_was_visible;
1844
1845 g_return_if_fail (container != NULL);
1846 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1847 g_return_if_fail (child != NULL);
1848 g_return_if_fail (GTK_IS_WIDGET (child));
1849
1850 bin = GTK_BIN (container);
1851 g_return_if_fail ((bin->child == child ||
1852 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1853
1854 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1855
1856 gtk_widget_unparent (child);
1857 if (bin->child == child)
1858 bin->child = NULL;
1859 else {
1860 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1861 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1862 }
1863
1864 if (widget_was_visible)
1865 gtk_widget_queue_resize (GTK_WIDGET (container));
1866 }
1867
1868
1869 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1870 static void
1871 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1872 {
1873 if (menu_item->pixmap != NULL) {
1874 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1875
1876 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1877 /* Install pixmap toggle size */
1878 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1879 }
1880 } else {
1881 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1882
1883 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1884 /* Install normal toggle size */
1885 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1886 }
1887 }
1888
1889 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1890 whenever the klass->toggle_size changes; but by doing it anytime
1891 this function is called, we get the same effect, just because of
1892 how the preferences option to show pixmaps works. Bogus, broken.
1893 */
1894 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1895 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1896 }
1897
1898 #endif // USE_MENU_BITMAPS
1899
wxWidgets (Impactor)