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