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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 #if __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 // wxMenuBar
166 //-----------------------------------------------------------------------------
167
168 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
169
170 wxMenuBar::wxMenuBar( long style )
171 {
172 /* the parent window is known after wxFrame::SetMenu() */
173 m_needParent = FALSE;
174 m_style = style;
175 m_invokingWindow = (wxWindow*) NULL;
176
177 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
178 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
179 {
180 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
181 return;
182 }
183
184 m_menus.DeleteContents( TRUE );
185
186 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
187 #if GTK_CHECK_VERSION(1, 2, 1)
188 m_accel = gtk_accel_group_new();
189 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
190 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
191 #else
192 m_menubar = gtk_menu_bar_new();
193 #endif
194
195 if (style & wxMB_DOCKABLE)
196 {
197 m_widget = gtk_handle_box_new();
198 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
199 gtk_widget_show( GTK_WIDGET(m_menubar) );
200 }
201 else
202 {
203 m_widget = GTK_WIDGET(m_menubar);
204 }
205
206 PostCreation();
207
208 ApplyWidgetStyle();
209 }
210
211 wxMenuBar::wxMenuBar()
212 {
213 /* the parent window is known after wxFrame::SetMenu() */
214 m_needParent = FALSE;
215 m_style = 0;
216 m_invokingWindow = (wxWindow*) NULL;
217
218 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
219 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxT("menubar") ))
220 {
221 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
222 return;
223 }
224
225 m_menus.DeleteContents( TRUE );
226
227 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
228 #if GTK_CHECK_VERSION(1, 2, 1)
229 m_accel = gtk_accel_group_new();
230 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
231 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
232 #else
233 m_menubar = gtk_menu_bar_new();
234 #endif
235
236 m_widget = GTK_WIDGET(m_menubar);
237
238 PostCreation();
239
240 ApplyWidgetStyle();
241 }
242
243 wxMenuBar::~wxMenuBar()
244 {
245 // gtk_object_unref( GTK_OBJECT(m_factory) ); why not ?
246 }
247
248 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
249 {
250 menu->SetInvokingWindow( (wxWindow*) NULL );
251
252 wxWindow *top_frame = win;
253 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
254 top_frame = top_frame->GetParent();
255
256 /* support for native hot keys */
257 gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
258
259 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
260 while (node)
261 {
262 wxMenuItem *menuitem = node->GetData();
263 if (menuitem->IsSubMenu())
264 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
265 node = node->GetNext();
266 }
267 }
268
269 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
270 {
271 menu->SetInvokingWindow( win );
272
273 #if GTK_CHECK_VERSION(1, 2, 1)
274 wxWindow *top_frame = win;
275 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
276 top_frame = top_frame->GetParent();
277
278 /* support for native hot keys */
279 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
280 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
281 gtk_accel_group_attach( menu->m_accel, obj );
282 #endif // GTK+ 1.2.1+
283
284 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
285 while (node)
286 {
287 wxMenuItem *menuitem = node->GetData();
288 if (menuitem->IsSubMenu())
289 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
290 node = node->GetNext();
291 }
292 }
293
294 void wxMenuBar::SetInvokingWindow( wxWindow *win )
295 {
296 m_invokingWindow = win;
297 #if GTK_CHECK_VERSION(1, 2, 1)
298 wxWindow *top_frame = win;
299 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
300 top_frame = top_frame->GetParent();
301
302 /* support for native key accelerators indicated by underscroes */
303 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
304 if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
305 gtk_accel_group_attach( m_accel, obj );
306 #endif // GTK+ 1.2.1+
307
308 wxMenuList::Node *node = m_menus.GetFirst();
309 while (node)
310 {
311 wxMenu *menu = node->GetData();
312 wxMenubarSetInvokingWindow( menu, win );
313 node = node->GetNext();
314 }
315 }
316
317 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
318 {
319 m_invokingWindow = (wxWindow*) NULL;
320 #if GTK_CHECK_VERSION(1, 2, 1)
321 wxWindow *top_frame = win;
322 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
323 top_frame = top_frame->GetParent();
324
325 /* support for native key accelerators indicated by underscroes */
326 gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
327 #endif // GTK+ 1.2.1+
328
329 wxMenuList::Node *node = m_menus.GetFirst();
330 while (node)
331 {
332 wxMenu *menu = node->GetData();
333 wxMenubarUnsetInvokingWindow( menu, win );
334 node = node->GetNext();
335 }
336 }
337
338 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
339 {
340 if ( !wxMenuBarBase::Append( menu, title ) )
341 return FALSE;
342
343 return GtkAppend(menu, title);
344 }
345
346 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title)
347 {
348 wxString str( wxReplaceUnderscore( title ) );
349
350 /* this doesn't have much effect right now */
351 menu->SetTitle( str );
352
353 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
354 #if GTK_CHECK_VERSION(1, 2, 1)
355
356 wxString buf;
357 buf << wxT('/') << str.c_str();
358
359 /* local buffer in multibyte form */
360 char cbuf[400];
361 strcpy(cbuf, wxGTK_CONV(buf) );
362
363 GtkItemFactoryEntry entry;
364 entry.path = (gchar *)cbuf; // const_cast
365 entry.accelerator = (gchar*) NULL;
366 entry.callback = (GtkItemFactoryCallback) NULL;
367 entry.callback_action = 0;
368 entry.item_type = (char *)"<Branch>";
369
370 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
371 /* in order to get the pointer to the item we need the item text _without_ underscores */
372 wxString tmp = wxT("<main>/");
373 const wxChar *pc;
374 for ( pc = str; *pc != wxT('\0'); pc++ )
375 {
376 // contrary to the common sense, we must throw out _all_ underscores,
377 // (i.e. "Hello__World" => "HelloWorld" and not "Hello_World" as we
378 // might naively think). IMHO it's a bug in GTK+ (VZ)
379 while (*pc == wxT('_'))
380 pc++;
381 tmp << *pc;
382 }
383 menu->m_owner = gtk_item_factory_get_item( m_factory, wxGTK_CONV( tmp ) );
384 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
385 #else
386
387 menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
388 gtk_widget_show( menu->m_owner );
389 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
390
391 gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner );
392
393 #endif
394
395 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
396 // addings menu later on.
397 if (m_invokingWindow)
398 {
399 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
400
401 // OPTIMISE ME: we should probably cache this, or pass it
402 // directly, but for now this is a minimal
403 // change to validate the new dynamic sizing.
404 // see (and refactor :) similar code in Remove
405 // below.
406
407 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
408
409 if( frame )
410 frame->UpdateMenuBarSize();
411 }
412
413 return TRUE;
414 }
415
416 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
417 {
418 if ( !wxMenuBarBase::Insert(pos, menu, title) )
419 return FALSE;
420
421 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
422 // of version 1.2.6), so we first append the item and then change its
423 // index
424 if ( !GtkAppend(menu, title) )
425 return FALSE;
426
427 if (pos+1 >= m_menus.GetCount())
428 return TRUE;
429
430 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
431 gpointer data = g_list_last(menu_shell->children)->data;
432 menu_shell->children = g_list_remove(menu_shell->children, data);
433 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
434
435 return TRUE;
436 }
437
438 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
439 {
440 // remove the old item and insert a new one
441 wxMenu *menuOld = Remove(pos);
442 if ( menuOld && !Insert(pos, menu, title) )
443 {
444 return (wxMenu*) NULL;
445 }
446
447 // either Insert() succeeded or Remove() failed and menuOld is NULL
448 return menuOld;
449 }
450
451 wxMenu *wxMenuBar::Remove(size_t pos)
452 {
453 wxMenu *menu = wxMenuBarBase::Remove(pos);
454 if ( !menu )
455 return (wxMenu*) NULL;
456
457 /*
458 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
459
460 printf( "factory entries before %d\n", (int)g_slist_length(m_factory->items) );
461 printf( "menu shell entries before %d\n", (int)g_list_length( menu_shell->children ) );
462 */
463
464 // unparent calls unref() and that would delete the widget so we raise
465 // the ref count to 2 artificially before invoking unparent.
466 gtk_widget_ref( menu->m_menu );
467 gtk_widget_unparent( menu->m_menu );
468
469 gtk_widget_destroy( menu->m_owner );
470
471 /*
472 printf( "factory entries after %d\n", (int)g_slist_length(m_factory->items) );
473 printf( "menu shell entries after %d\n", (int)g_list_length( menu_shell->children ) );
474 */
475
476 if (m_invokingWindow)
477 {
478 // OPTIMISE ME: see comment in GtkAppend
479
480 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
481
482 if( frame )
483 frame->UpdateMenuBarSize();
484 }
485
486 return menu;
487 }
488
489 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
490 {
491 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
492 {
493 int res = menu->FindItem( itemString );
494 if (res != wxNOT_FOUND)
495 return res;
496 }
497
498 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
499 while (node)
500 {
501 wxMenuItem *item = node->GetData();
502 if (item->IsSubMenu())
503 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
504
505 node = node->GetNext();
506 }
507
508 return wxNOT_FOUND;
509 }
510
511 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
512 {
513 wxMenuList::Node *node = m_menus.GetFirst();
514 while (node)
515 {
516 wxMenu *menu = node->GetData();
517 int res = FindMenuItemRecursive( menu, menuString, itemString);
518 if (res != -1)
519 return res;
520 node = node->GetNext();
521 }
522
523 return wxNOT_FOUND;
524 }
525
526 // Find a wxMenuItem using its id. Recurses down into sub-menus
527 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
528 {
529 wxMenuItem* result = menu->FindChildItem(id);
530
531 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
532 while ( node && result == NULL )
533 {
534 wxMenuItem *item = node->GetData();
535 if (item->IsSubMenu())
536 {
537 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
538 }
539 node = node->GetNext();
540 }
541
542 return result;
543 }
544
545 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
546 {
547 wxMenuItem* result = 0;
548 wxMenuList::Node *node = m_menus.GetFirst();
549 while (node && result == 0)
550 {
551 wxMenu *menu = node->GetData();
552 result = FindMenuItemByIdRecursive( menu, id );
553 node = node->GetNext();
554 }
555
556 if ( menuForItem )
557 {
558 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
559 }
560
561 return result;
562 }
563
564 void wxMenuBar::EnableTop( size_t pos, bool flag )
565 {
566 wxMenuList::Node *node = m_menus.Item( pos );
567
568 wxCHECK_RET( node, wxT("menu not found") );
569
570 wxMenu* menu = node->GetData();
571
572 if (menu->m_owner)
573 gtk_widget_set_sensitive( menu->m_owner, flag );
574 }
575
576 wxString wxMenuBar::GetLabelTop( size_t pos ) const
577 {
578 wxMenuList::Node *node = m_menus.Item( pos );
579
580 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
581
582 wxMenu* menu = node->GetData();
583
584 wxString label;
585 wxString text( menu->GetTitle() );
586 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
587 {
588 if ( *pc == wxT('_') )
589 {
590 // '_' is the escape character for GTK+
591 continue;
592 }
593
594 // don't remove ampersands '&' since if we have them in the menu title
595 // it means that they were doubled to indicate "&" instead of accelerator
596
597 label += *pc;
598 }
599
600 return label;
601 }
602
603 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
604 {
605 wxMenuList::Node *node = m_menus.Item( pos );
606
607 wxCHECK_RET( node, wxT("menu not found") );
608
609 wxMenu* menu = node->GetData();
610
611 wxString str( wxReplaceUnderscore( label ) );
612
613 menu->SetTitle( str );
614
615 if (menu->m_owner)
616 {
617 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
618
619 /* set new text */
620 gtk_label_set( label, wxGTK_CONV( str ) );
621
622 /* reparse key accel */
623 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
624 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
625 }
626
627 }
628
629 //-----------------------------------------------------------------------------
630 // "activate"
631 //-----------------------------------------------------------------------------
632
633 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
634 {
635 if (g_isIdle)
636 wxapp_install_idle_handler();
637
638 int id = menu->FindMenuIdByMenuItem(widget);
639
640 /* should find it for normal (not popup) menu */
641 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
642 _T("menu item not found in gtk_menu_clicked_callback") );
643
644 if (!menu->IsEnabled(id))
645 return;
646
647 wxMenuItem* item = menu->FindChildItem( id );
648 wxCHECK_RET( item, wxT("error in menu item callback") );
649
650 if (item->IsCheckable())
651 {
652 bool isReallyChecked = item->IsChecked(),
653 isInternallyChecked = item->wxMenuItemBase::IsChecked();
654
655 // ensure that the internal state is always consistent with what is
656 // shown on the screen
657 item->wxMenuItemBase::Check(isReallyChecked);
658
659 // we must not report the events for the radio button going up nor the
660 // events resulting from the calls to wxMenuItem::Check()
661 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
662 (isInternallyChecked == isReallyChecked) )
663 {
664 return;
665 }
666
667 // the user pressed on the menu item: report the event below
668 }
669
670 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
671 }
672
673 //-----------------------------------------------------------------------------
674 // "select"
675 //-----------------------------------------------------------------------------
676
677 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
678 {
679 if (g_isIdle) wxapp_install_idle_handler();
680
681 int id = menu->FindMenuIdByMenuItem(widget);
682
683 wxASSERT( id != -1 ); // should find it!
684
685 if (!menu->IsEnabled(id))
686 return;
687
688 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
689 event.SetEventObject( menu );
690
691 if (menu->GetEventHandler()->ProcessEvent(event))
692 return;
693
694 wxWindow *win = menu->GetInvokingWindow();
695 if (win) win->GetEventHandler()->ProcessEvent( event );
696 }
697
698 //-----------------------------------------------------------------------------
699 // "deselect"
700 //-----------------------------------------------------------------------------
701
702 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
703 {
704 if (g_isIdle) wxapp_install_idle_handler();
705
706 int id = menu->FindMenuIdByMenuItem(widget);
707
708 wxASSERT( id != -1 ); // should find it!
709
710 if (!menu->IsEnabled(id))
711 return;
712
713 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
714 event.SetEventObject( menu );
715
716 if (menu->GetEventHandler()->ProcessEvent(event))
717 return;
718
719 wxWindow *win = menu->GetInvokingWindow();
720 if (win)
721 win->GetEventHandler()->ProcessEvent( event );
722 }
723
724 //-----------------------------------------------------------------------------
725 // wxMenuItem
726 //-----------------------------------------------------------------------------
727
728 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
729
730 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
731 int id,
732 const wxString& name,
733 const wxString& help,
734 wxItemKind kind,
735 wxMenu *subMenu)
736 {
737 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
738 }
739
740 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
741 int id,
742 const wxString& text,
743 const wxString& help,
744 wxItemKind kind,
745 wxMenu *subMenu)
746 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
747 {
748 Init(text);
749 }
750
751 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
752 int id,
753 const wxString& text,
754 const wxString& help,
755 bool isCheckable,
756 wxMenu *subMenu)
757 : wxMenuItemBase(parentMenu, id, text, help,
758 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
759 {
760 Init(text);
761 }
762
763 void wxMenuItem::Init(const wxString& text)
764 {
765 m_labelWidget = (GtkWidget *) NULL;
766 m_menuItem = (GtkWidget *) NULL;
767
768 DoSetText(text);
769 }
770
771 wxMenuItem::~wxMenuItem()
772 {
773 // don't delete menu items, the menus take care of that
774 }
775
776 // return the menu item text without any menu accels
777 /* static */
778 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
779 {
780 wxString label;
781
782 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
783 {
784 if ( *pc == wxT('_') )
785 {
786 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
787 pc++;
788 label += *pc;
789 continue;
790 }
791
792 #if GTK_CHECK_VERSION(2, 0, 0)
793 if ( *pc == wxT('\\') )
794 {
795 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
796 pc++;
797 label += *pc;
798 continue;
799 }
800 #endif
801
802 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
803 {
804 // wxMSW escapes "&"
805 // "&" is doubled to indicate "&" instead of accelerator
806 continue;
807 }
808
809 label += *pc;
810 }
811 return label;
812 }
813
814 void wxMenuItem::SetText( const wxString& str )
815 {
816 // Some optimization to avoid flicker
817 wxString oldLabel = m_text;
818 oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t'));
819 oldLabel.Replace(wxT("_"), wxT(""));
820 wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t'));
821 if (oldLabel == label1)
822 return;
823
824 DoSetText(str);
825
826 if (m_menuItem)
827 {
828 GtkLabel *label;
829 if (m_labelWidget)
830 label = (GtkLabel*) m_labelWidget;
831 else
832 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
833
834 #if GTK_CHECK_VERSION(2, 0, 0)
835 // We have to imitate item_factory_unescape_label here
836 wxString tmp;
837 for (size_t n = 0; n < m_text.Len(); n++)
838 {
839 if (m_text[n] != wxT('\\'))
840 tmp += m_text[n];
841 }
842
843 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(tmp) );
844 #else
845 // set new text
846 gtk_label_set( label, wxGTK_CONV( m_text ) );
847
848 // reparse key accel
849 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
850 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
851 #endif
852 }
853 }
854
855 // it's valid for this function to be called even if m_menuItem == NULL
856 void wxMenuItem::DoSetText( const wxString& str )
857 {
858 // '\t' is the deliminator indicating a hot key
859 m_text.Empty();
860 const wxChar *pc = str;
861 while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
862 {
863 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
864 {
865 // "&" is doubled to indicate "&" instead of accelerator
866 ++pc;
867 m_text << wxT('&');
868 }
869 else if (*pc == wxT('&'))
870 {
871 m_text << wxT('_');
872 }
873 #if GTK_CHECK_VERSION(2, 0, 0)
874 else if ( *pc == wxT('_') ) // escape underscores
875 {
876 // m_text << wxT("__"); doesn't work
877 }
878 else if (*pc == wxT('/')) // we have to escape slashes
879 {
880 m_text << wxT("\\/");
881 }
882 else if (*pc == wxT('\\')) // we have to double backslashes
883 {
884 m_text << wxT("\\\\");
885 }
886 #else
887 else if ( *pc == wxT('_') ) // escape underscores
888 {
889 m_text << wxT("__");
890 }
891 else if (*pc == wxT('/')) /* we have to filter out slashes ... */
892 {
893 m_text << wxT('\\'); /* ... and replace them with back slashes */
894 }
895 #endif
896 else {
897 m_text << *pc;
898 }
899 ++pc;
900 }
901
902 m_hotKey = wxT("");
903
904 if(*pc == wxT('\t'))
905 {
906 pc++;
907 m_hotKey = pc;
908 }
909 }
910
911 #if wxUSE_ACCEL
912
913 wxAcceleratorEntry *wxMenuItem::GetAccel() const
914 {
915 if ( !GetHotKey() )
916 {
917 // nothing
918 return (wxAcceleratorEntry *)NULL;
919 }
920
921 // as wxGetAccelFromString() looks for TAB, insert a dummy one here
922 wxString label;
923 label << wxT('\t') << GetHotKey();
924
925 return wxGetAccelFromString(label);
926 }
927
928 #endif // wxUSE_ACCEL
929
930 void wxMenuItem::Check( bool check )
931 {
932 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
933
934 if (check == m_isChecked)
935 return;
936
937 wxMenuItemBase::Check( check );
938
939 switch ( GetKind() )
940 {
941 case wxITEM_CHECK:
942 case wxITEM_RADIO:
943 gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
944 break;
945
946 default:
947 wxFAIL_MSG( _T("can't check this item") );
948 }
949 }
950
951 void wxMenuItem::Enable( bool enable )
952 {
953 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
954
955 gtk_widget_set_sensitive( m_menuItem, enable );
956 wxMenuItemBase::Enable( enable );
957 }
958
959 bool wxMenuItem::IsChecked() const
960 {
961 wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
962
963 wxCHECK_MSG( IsCheckable(), FALSE,
964 wxT("can't get state of uncheckable item!") );
965
966 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
967 }
968
969 wxString wxMenuItem::GetFactoryPath() const
970 {
971 /* in order to get the pointer to the item we need the item text
972 _without_ underscores */
973 wxString path( wxT("<main>/") );
974
975 for ( const wxChar *pc = m_text.c_str(); *pc; pc++ )
976 {
977 if ( *pc == wxT('_') )
978 {
979 // remove '_' unconditionally
980 continue;
981 }
982
983 // don't remove ampersands '&' since if we have them in the menu item title
984 // it means that they were doubled to indicate "&" instead of accelerator
985
986 path += *pc;
987 }
988
989 return path;
990 }
991
992 //-----------------------------------------------------------------------------
993 // wxMenu
994 //-----------------------------------------------------------------------------
995
996 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
997
998 void wxMenu::Init()
999 {
1000 m_accel = gtk_accel_group_new();
1001 m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "<main>", m_accel );
1002 m_menu = gtk_item_factory_get_widget( m_factory, "<main>" );
1003
1004 m_owner = (GtkWidget*) NULL;
1005
1006 /* Tearoffs are entries, just like separators. So if we want this
1007 menu to be a tear-off one, we just append a tearoff entry
1008 immediately. */
1009 if(m_style & wxMENU_TEAROFF)
1010 {
1011 GtkItemFactoryEntry entry;
1012 entry.path = (char *)"/tearoff";
1013 entry.callback = (GtkItemFactoryCallback) NULL;
1014 entry.callback_action = 0;
1015 entry.item_type = (char *)"<Tearoff>";
1016 entry.accelerator = (gchar*) NULL;
1017 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1018 //GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/tearoff" );
1019 }
1020
1021 // append the title as the very first entry if we have it
1022 if ( !!m_title )
1023 {
1024 Append(-2, m_title);
1025 AppendSeparator();
1026 }
1027 }
1028
1029 wxMenu::~wxMenu()
1030 {
1031 m_items.Clear();
1032
1033 gtk_widget_destroy( m_menu );
1034
1035 gtk_object_unref( GTK_OBJECT(m_factory) );
1036 }
1037
1038 bool wxMenu::GtkAppend(wxMenuItem *mitem)
1039 {
1040 GtkWidget *menuItem;
1041
1042 #if defined(USE_MENU_BITMAPS) || !GTK_CHECK_VERSION(1, 2, 0)
1043 bool appended = FALSE;
1044 #endif
1045
1046 // does this item terminate the current radio group?
1047 bool endOfRadioGroup = TRUE;
1048
1049 if ( mitem->IsSeparator() )
1050 {
1051 GtkItemFactoryEntry entry;
1052 entry.path = (char *)"/sep";
1053 entry.callback = (GtkItemFactoryCallback) NULL;
1054 entry.callback_action = 0;
1055 entry.item_type = (char *)"<Separator>";
1056 entry.accelerator = (gchar*) NULL;
1057
1058 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1059
1060 /* this will be wrong for more than one separator. do we care? */
1061 menuItem = gtk_item_factory_get_widget( m_factory, "<main>/sep" );
1062
1063 // we might have a separator inside a radio group
1064 endOfRadioGroup = FALSE;
1065 }
1066 else if ( mitem->IsSubMenu() )
1067 {
1068 /* text has "_" instead of "&" after mitem->SetText() */
1069 wxString text( mitem->GetText() );
1070
1071 /* local buffer in multibyte form */
1072 char buf[200];
1073 strcpy( buf, "/" );
1074 strcat( buf, wxGTK_CONV( text ) );
1075
1076 GtkItemFactoryEntry entry;
1077 entry.path = buf;
1078 entry.callback = (GtkItemFactoryCallback) 0;
1079 entry.callback_action = 0;
1080 entry.item_type = (char *)"<Branch>";
1081 entry.accelerator = (gchar*) NULL;
1082
1083 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1084
1085 wxString path( mitem->GetFactoryPath() );
1086 menuItem = gtk_item_factory_get_item( m_factory, wxGTK_CONV( path ) );
1087
1088 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1089
1090 // if adding a submenu to a menu already existing in the menu bar, we
1091 // must set invoking window to allow processing events from this
1092 // submenu
1093 if ( m_invokingWindow )
1094 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1095 }
1096 #ifdef USE_MENU_BITMAPS
1097 else if (mitem->GetBitmap().Ok()) // An item with bitmap
1098 {
1099 wxString text( mitem->GetText() );
1100 const wxBitmap *bitmap = &mitem->GetBitmap();
1101
1102 menuItem = gtk_pixmap_menu_item_new ();
1103 GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1104 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1105 gtk_container_add (GTK_CONTAINER (menuItem), label);
1106 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1107 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1108 if (accel_key != GDK_VoidSymbol)
1109 {
1110 gtk_widget_add_accelerator (menuItem,
1111 "activate_item",
1112 gtk_menu_ensure_uline_accel_group (GTK_MENU (m_menu)),
1113 accel_key, 0,
1114 GTK_ACCEL_LOCKED);
1115 }
1116 gtk_widget_show (label);
1117
1118 mitem->SetLabelWidget(label);
1119
1120 GtkWidget* pixmap = gtk_pixmap_new( bitmap->GetPixmap(), bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap* )NULL);
1121 gtk_widget_show(pixmap);
1122 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1123
1124 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1125 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1126 (gpointer)this );
1127
1128 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1129 gtk_widget_show( menuItem );
1130
1131 appended = TRUE; // We've done this, don't do it again
1132 }
1133 #endif // USE_MENU_BITMAPS
1134 else // a normal item
1135 {
1136 // text has "_" instead of "&" after mitem->SetText() so don't use it
1137 wxString text( mitem->GetText() );
1138
1139 // buffers containing the menu item path and type in multibyte form
1140 char bufPath[256],
1141 bufType[256];
1142
1143 strcpy( bufPath, "/" );
1144 strncat( bufPath, wxGTK_CONV(text), WXSIZEOF(bufPath) - 2 );
1145 bufPath[WXSIZEOF(bufPath) - 1] = '\0';
1146
1147 GtkItemFactoryEntry entry;
1148 entry.path = bufPath;
1149 entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback;
1150 entry.callback_action = 0;
1151
1152 wxString pathRadio;
1153 const char *item_type;
1154 switch ( mitem->GetKind() )
1155 {
1156 case wxITEM_CHECK:
1157 item_type = "<CheckItem>";
1158 break;
1159
1160 case wxITEM_RADIO:
1161 if ( m_pathLastRadio.empty() )
1162 {
1163 // start of a new radio group
1164 item_type = "<RadioItem>";
1165 wxString tmp( wxGTK_CONV_BACK( bufPath ) );
1166 tmp.Remove(0,1);
1167 m_pathLastRadio = tmp;
1168 }
1169 else // continue the radio group
1170 {
1171 pathRadio = m_pathLastRadio;
1172 pathRadio.Replace(wxT("_"), wxT(""));
1173 pathRadio.Prepend(wxT("<main>/"));
1174
1175 strncpy(bufType, wxGTK_CONV(pathRadio), WXSIZEOF(bufType));
1176 bufType[WXSIZEOF(bufType) - 1] = '\0';
1177 item_type = bufType;
1178 }
1179
1180 // continue the existing radio group, if any
1181 endOfRadioGroup = FALSE;
1182 break;
1183
1184 default:
1185 wxFAIL_MSG( _T("unexpected menu item kind") );
1186 // fall through
1187
1188 case wxITEM_NORMAL:
1189 item_type = "<Item>";
1190 break;
1191 }
1192
1193 entry.item_type = (char *)item_type; // cast needed for GTK+
1194 entry.accelerator = (gchar*) NULL;
1195
1196 #if wxUSE_ACCEL
1197 // due to an apparent bug in GTK+, we have to use a static buffer here -
1198 // otherwise GTK+ 1.2.2 manages to override the memory we pass to it
1199 // somehow! (VZ)
1200 char s_accel[50]; // should be big enough, we check for overruns
1201 wxString tmp( GetHotKey(*mitem) );
1202 strncpy(s_accel, wxGTK_CONV( tmp ), WXSIZEOF(s_accel));
1203 s_accel[WXSIZEOF(s_accel) - 1] = '\0';
1204 entry.accelerator = s_accel;
1205 #else // !wxUSE_ACCEL
1206 entry.accelerator = (char*) NULL;
1207 #endif // wxUSE_ACCEL/!wxUSE_ACCEL
1208
1209 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1210
1211 wxString path( mitem->GetFactoryPath() );
1212 menuItem = gtk_item_factory_get_widget( m_factory, wxGTK_CONV( path ) );
1213
1214 if (!menuItem)
1215 wxLogError( wxT("Wrong menu path: %s\n"), path.c_str() );
1216 }
1217
1218 if ( !mitem->IsSeparator() )
1219 {
1220 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1221
1222 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1223 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1224 (gpointer)this );
1225
1226 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1227 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1228 (gpointer)this );
1229 }
1230
1231 mitem->SetMenuItem(menuItem);
1232
1233 if ( endOfRadioGroup )
1234 {
1235 m_pathLastRadio.clear();
1236 }
1237
1238 return TRUE;
1239 }
1240
1241 bool wxMenu::DoAppend(wxMenuItem *mitem)
1242 {
1243 return GtkAppend(mitem) && wxMenuBase::DoAppend(mitem);
1244 }
1245
1246 bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1247 {
1248 if ( !wxMenuBase::DoInsert(pos, item) )
1249 return FALSE;
1250
1251 #ifdef __WXGTK12__
1252 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
1253 // of version 1.2.6), so we first append the item and then change its
1254 // index
1255 if ( !GtkAppend(item) )
1256 return FALSE;
1257
1258 if ( m_style & wxMENU_TEAROFF )
1259 {
1260 // change the position as the first item is the tear-off marker
1261 pos++;
1262 }
1263
1264 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
1265 gpointer data = g_list_last(menu_shell->children)->data;
1266 menu_shell->children = g_list_remove(menu_shell->children, data);
1267 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
1268
1269 return TRUE;
1270 #else // GTK < 1.2
1271 // this should be easy to do...
1272 wxFAIL_MSG( wxT("not implemented") );
1273
1274 return FALSE;
1275 #endif // GTK 1.2/1.0
1276 }
1277
1278 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1279 {
1280 if ( !wxMenuBase::DoRemove(item) )
1281 return (wxMenuItem *)NULL;
1282
1283 // TODO: this code doesn't delete the item factory item and this seems
1284 // impossible as of GTK 1.2.6.
1285 gtk_widget_destroy( item->GetMenuItem() );
1286
1287 return item;
1288 }
1289
1290 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1291 {
1292 wxNode *node = m_items.First();
1293 while (node)
1294 {
1295 wxMenuItem *item = (wxMenuItem*)node->Data();
1296 if (item->GetMenuItem() == menuItem)
1297 return item->GetId();
1298 node = node->Next();
1299 }
1300
1301 return wxNOT_FOUND;
1302 }
1303
1304 // ----------------------------------------------------------------------------
1305 // helpers
1306 // ----------------------------------------------------------------------------
1307
1308 #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
1309
1310 static wxString GetHotKey( const wxMenuItem& item )
1311 {
1312 wxString hotkey;
1313
1314 wxAcceleratorEntry *accel = item.GetAccel();
1315 if ( accel )
1316 {
1317 int flags = accel->GetFlags();
1318 if ( flags & wxACCEL_ALT )
1319 hotkey += wxT("<alt>");
1320 if ( flags & wxACCEL_CTRL )
1321 hotkey += wxT("<control>");
1322 if ( flags & wxACCEL_SHIFT )
1323 hotkey += wxT("<shift>");
1324
1325 int code = accel->GetKeyCode();
1326 switch ( code )
1327 {
1328 case WXK_F1:
1329 case WXK_F2:
1330 case WXK_F3:
1331 case WXK_F4:
1332 case WXK_F5:
1333 case WXK_F6:
1334 case WXK_F7:
1335 case WXK_F8:
1336 case WXK_F9:
1337 case WXK_F10:
1338 case WXK_F11:
1339 case WXK_F12:
1340 hotkey << wxT('F') << code - WXK_F1 + 1;
1341 break;
1342
1343 // TODO: we should use gdk_keyval_name() (a.k.a.
1344 // XKeysymToString) here as well as hardcoding the keysym
1345 // names this might be not portable
1346 case WXK_NUMPAD_INSERT:
1347 hotkey << wxT("KP_Insert" );
1348 break;
1349 case WXK_NUMPAD_DELETE:
1350 hotkey << wxT("KP_Delete" );
1351 break;
1352 case WXK_INSERT:
1353 hotkey << wxT("Insert" );
1354 break;
1355 case WXK_DELETE:
1356 hotkey << wxT("Delete" );
1357 break;
1358 case WXK_UP:
1359 hotkey << wxT("Up" );
1360 break;
1361 case WXK_DOWN:
1362 hotkey << wxT("Down" );
1363 break;
1364 case WXK_PAGEUP:
1365 hotkey << wxT("Prior" );
1366 break;
1367 case WXK_PAGEDOWN:
1368 hotkey << wxT("Next" );
1369 break;
1370 case WXK_LEFT:
1371 hotkey << wxT("Left" );
1372 break;
1373 case WXK_RIGHT:
1374 hotkey << wxT("Right" );
1375 break;
1376 case WXK_HOME:
1377 hotkey << wxT("Home" );
1378 break;
1379 case WXK_END:
1380 hotkey << wxT("End" );
1381 break;
1382 case WXK_RETURN:
1383 hotkey << wxT("Return" );
1384 break;
1385
1386 // if there are any other keys wxGetAccelFromString() may
1387 // return, we should process them here
1388
1389 default:
1390 if ( code < 127 )
1391 {
1392 wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1393 if ( name )
1394 {
1395 hotkey << name;
1396 break;
1397 }
1398 }
1399
1400 wxFAIL_MSG( wxT("unknown keyboard accel") );
1401 }
1402
1403 delete accel;
1404 }
1405
1406 return hotkey;
1407 }
1408
1409 #endif // wxUSE_ACCEL
1410
1411
1412 //-----------------------------------------------------------------------------
1413 // substitute for missing GtkPixmapMenuItem
1414 //-----------------------------------------------------------------------------
1415
1416 #ifdef USE_MENU_BITMAPS
1417
1418 /*
1419 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1420 * All rights reserved.
1421 *
1422 * This file is part of the Gnome Library.
1423 *
1424 * The Gnome Library is free software; you can redistribute it and/or
1425 * modify it under the terms of the GNU Library General Public License as
1426 * published by the Free Software Foundation; either version 2 of the
1427 * License, or (at your option) any later version.
1428 *
1429 * The Gnome Library is distributed in the hope that it will be useful,
1430 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1431 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1432 * Library General Public License for more details.
1433 *
1434 * You should have received a copy of the GNU Library General Public
1435 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1436 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1437 * Boston, MA 02111-1307, USA.
1438 */
1439 /*
1440 @NOTATION@
1441 */
1442
1443 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1444
1445 #include <gtk/gtkaccellabel.h>
1446 #include <gtk/gtksignal.h>
1447 #include <gtk/gtkmenuitem.h>
1448 #include <gtk/gtkmenu.h>
1449 #include <gtk/gtkcontainer.h>
1450
1451 extern "C"
1452 {
1453
1454 static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1455 static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1456 static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1457 GdkRectangle *area);
1458 static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1459 GdkEventExpose *event);
1460
1461 /* we must override the following functions */
1462
1463 static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1464 static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1465 GtkAllocation *allocation);
1466 static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1467 gboolean include_internals,
1468 GtkCallback callback,
1469 gpointer callback_data);
1470 static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1471 GtkRequisition *requisition);
1472 static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1473 GtkWidget *child);
1474
1475 static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1476
1477 static GtkMenuItemClass *parent_class = NULL;
1478
1479 }
1480
1481 #define BORDER_SPACING 3
1482 #define PMAP_WIDTH 20
1483
1484 GtkType
1485 gtk_pixmap_menu_item_get_type (void)
1486 {
1487 static GtkType pixmap_menu_item_type = 0;
1488
1489 if (!pixmap_menu_item_type)
1490 {
1491 GtkTypeInfo pixmap_menu_item_info =
1492 {
1493 (char *)"GtkPixmapMenuItem",
1494 sizeof (GtkPixmapMenuItem),
1495 sizeof (GtkPixmapMenuItemClass),
1496 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1497 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1498 /* reserved_1 */ NULL,
1499 /* reserved_2 */ NULL,
1500 (GtkClassInitFunc) NULL,
1501 };
1502
1503 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1504 &pixmap_menu_item_info);
1505 }
1506
1507 return pixmap_menu_item_type;
1508 }
1509
1510 /**
1511 * gtk_pixmap_menu_item_new
1512 *
1513 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1514 * to set the pixmap wich is displayed at the left side.
1515 *
1516 * Returns:
1517 * &GtkWidget pointer to new menu item
1518 **/
1519
1520 GtkWidget*
1521 gtk_pixmap_menu_item_new (void)
1522 {
1523 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1524 }
1525
1526 static void
1527 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1528 {
1529 GtkObjectClass *object_class;
1530 GtkWidgetClass *widget_class;
1531 GtkMenuItemClass *menu_item_class;
1532 GtkContainerClass *container_class;
1533
1534 object_class = (GtkObjectClass*) klass;
1535 widget_class = (GtkWidgetClass*) klass;
1536 menu_item_class = (GtkMenuItemClass*) klass;
1537 container_class = (GtkContainerClass*) klass;
1538
1539 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1540
1541 widget_class->draw = gtk_pixmap_menu_item_draw;
1542 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1543 widget_class->map = gtk_pixmap_menu_item_map;
1544 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1545 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1546
1547 container_class->forall = gtk_pixmap_menu_item_forall;
1548 container_class->remove = gtk_pixmap_menu_item_remove;
1549
1550 klass->orig_toggle_size = menu_item_class->toggle_size;
1551 klass->have_pixmap_count = 0;
1552 }
1553
1554 static void
1555 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1556 {
1557 GtkMenuItem *mi;
1558
1559 mi = GTK_MENU_ITEM (menu_item);
1560
1561 menu_item->pixmap = NULL;
1562 }
1563
1564 static void
1565 gtk_pixmap_menu_item_draw (GtkWidget *widget,
1566 GdkRectangle *area)
1567 {
1568 g_return_if_fail (widget != NULL);
1569 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1570 g_return_if_fail (area != NULL);
1571
1572 if (GTK_WIDGET_CLASS (parent_class)->draw)
1573 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1574
1575 if (GTK_WIDGET_DRAWABLE (widget) &&
1576 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1577 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1578 }
1579 }
1580
1581 static gint
1582 gtk_pixmap_menu_item_expose (GtkWidget *widget,
1583 GdkEventExpose *event)
1584 {
1585 g_return_val_if_fail (widget != NULL, FALSE);
1586 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1587 g_return_val_if_fail (event != NULL, FALSE);
1588
1589 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1590 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1591
1592 if (GTK_WIDGET_DRAWABLE (widget) &&
1593 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1594 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1595 }
1596
1597 return FALSE;
1598 }
1599
1600 /**
1601 * gtk_pixmap_menu_item_set_pixmap
1602 * @menu_item: Pointer to the pixmap menu item
1603 * @pixmap: Pointer to a pixmap widget
1604 *
1605 * Set the pixmap of the menu item.
1606 *
1607 **/
1608
1609 void
1610 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1611 GtkWidget *pixmap)
1612 {
1613 g_return_if_fail (menu_item != NULL);
1614 g_return_if_fail (pixmap != NULL);
1615 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1616 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1617 g_return_if_fail (menu_item->pixmap == NULL);
1618
1619 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1620 menu_item->pixmap = pixmap;
1621
1622 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1623 !GTK_WIDGET_REALIZED (pixmap))
1624 gtk_widget_realize (pixmap);
1625
1626 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1627 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1628 GTK_WIDGET_VISIBLE(pixmap) &&
1629 !GTK_WIDGET_MAPPED (pixmap))
1630 gtk_widget_map (pixmap);
1631 }
1632
1633 changed_have_pixmap_status(menu_item);
1634
1635 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1636 gtk_widget_queue_resize (pixmap);
1637 }
1638
1639 static void
1640 gtk_pixmap_menu_item_map (GtkWidget *widget)
1641 {
1642 GtkPixmapMenuItem *menu_item;
1643
1644 g_return_if_fail (widget != NULL);
1645 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1646
1647 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1648
1649 GTK_WIDGET_CLASS(parent_class)->map(widget);
1650
1651 if (menu_item->pixmap &&
1652 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1653 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1654 gtk_widget_map (menu_item->pixmap);
1655 }
1656
1657 static void
1658 gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1659 GtkAllocation *allocation)
1660 {
1661 GtkPixmapMenuItem *pmenu_item;
1662
1663 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1664
1665 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1666 {
1667 GtkAllocation child_allocation;
1668 int border_width;
1669
1670 border_width = GTK_CONTAINER (widget)->border_width;
1671
1672 child_allocation.width = pmenu_item->pixmap->requisition.width;
1673 child_allocation.height = pmenu_item->pixmap->requisition.height;
1674 child_allocation.x = border_width + BORDER_SPACING;
1675 child_allocation.y = (border_width + BORDER_SPACING
1676 + (((allocation->height - child_allocation.height) - child_allocation.x)
1677 / 2)); /* center pixmaps vertically */
1678 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1679 }
1680
1681 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1682 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1683 }
1684
1685 static void
1686 gtk_pixmap_menu_item_forall (GtkContainer *container,
1687 gboolean include_internals,
1688 GtkCallback callback,
1689 gpointer callback_data)
1690 {
1691 GtkPixmapMenuItem *menu_item;
1692
1693 g_return_if_fail (container != NULL);
1694 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1695 g_return_if_fail (callback != NULL);
1696
1697 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1698
1699 if (menu_item->pixmap)
1700 (* callback) (menu_item->pixmap, callback_data);
1701
1702 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1703 callback,callback_data);
1704 }
1705
1706 static void
1707 gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1708 GtkRequisition *requisition)
1709 {
1710 GtkPixmapMenuItem *menu_item;
1711 GtkRequisition req = {0, 0};
1712
1713 g_return_if_fail (widget != NULL);
1714 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1715 g_return_if_fail (requisition != NULL);
1716
1717 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1718
1719 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1720
1721 if (menu_item->pixmap)
1722 gtk_widget_size_request(menu_item->pixmap, &req);
1723
1724 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1725 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1726 }
1727
1728 static void
1729 gtk_pixmap_menu_item_remove (GtkContainer *container,
1730 GtkWidget *child)
1731 {
1732 GtkBin *bin;
1733 gboolean widget_was_visible;
1734
1735 g_return_if_fail (container != NULL);
1736 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1737 g_return_if_fail (child != NULL);
1738 g_return_if_fail (GTK_IS_WIDGET (child));
1739
1740 bin = GTK_BIN (container);
1741 g_return_if_fail ((bin->child == child ||
1742 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1743
1744 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1745
1746 gtk_widget_unparent (child);
1747 if (bin->child == child)
1748 bin->child = NULL;
1749 else {
1750 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1751 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1752 }
1753
1754 if (widget_was_visible)
1755 gtk_widget_queue_resize (GTK_WIDGET (container));
1756 }
1757
1758
1759 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1760 static void
1761 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1762 {
1763 if (menu_item->pixmap != NULL) {
1764 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1765
1766 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1767 /* Install pixmap toggle size */
1768 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1769 }
1770 } else {
1771 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1772
1773 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1774 /* Install normal toggle size */
1775 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1776 }
1777 }
1778
1779 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1780 whenever the klass->toggle_size changes; but by doing it anytime
1781 this function is called, we get the same effect, just because of
1782 how the preferences option to show pixmaps works. Bogus, broken.
1783 */
1784 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1785 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1786 }
1787
1788 #endif // USE_MENU_BITMAPS
1789
wxWidgets (Impactor)