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[wxWidgets.git] / src / gtk1 / menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: menu.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 #ifdef __GNUG__
11 #pragma implementation "menu.h"
12 #pragma implementation "menuitem.h"
13 #endif
14
15 #include "wx/log.h"
16 #include "wx/intl.h"
17 #include "wx/app.h"
18 #include "wx/bitmap.h"
19 #include "wx/menu.h"
20
21 #if wxUSE_ACCEL
22 #include "wx/accel.h"
23 #endif // wxUSE_ACCEL
24
25 #include "wx/gtk/private.h"
26
27 #include <gdk/gdkkeysyms.h>
28
29 // FIXME: is this right? somehow I don't think so (VZ)
30 #ifdef __WXGTK20__
31 #include <glib-object.h>
32
33 #define gtk_accel_group_attach(g, o) _gtk_accel_group_attach((g), (o))
34 #define gtk_accel_group_detach(g, o) _gtk_accel_group_detach((g), (o))
35 #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
36
37 #define ACCEL_OBJECT GObject
38 #define ACCEL_OBJECTS(a) (a)->acceleratables
39 #define ACCEL_OBJ_CAST(obj) G_OBJECT(obj)
40 #else // GTK+ 1.x
41 #define ACCEL_OBJECT GtkObject
42 #define ACCEL_OBJECTS(a) (a)->attach_objects
43 #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
44 #endif
45
46 //-----------------------------------------------------------------------------
47 // idle system
48 //-----------------------------------------------------------------------------
49
50 extern void wxapp_install_idle_handler();
51 extern bool g_isIdle;
52
53 #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
54 static wxString GetHotKey( const wxMenuItem& item );
55 #endif
56
57 //-----------------------------------------------------------------------------
58 // substitute for missing GtkPixmapMenuItem
59 //-----------------------------------------------------------------------------
60
61 // FIXME: I can't make this compile with GTK+ 2.0, disabling for now (VZ)
62 #ifndef __WXGTK20__
63 #define USE_MENU_BITMAPS
64 #endif
65
66 #ifdef USE_MENU_BITMAPS
67
68 #define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ())
69 #define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
70 #define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
71 #define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
72 #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
73 //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
74 #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
75
76 #ifndef GTK_MENU_ITEM_GET_CLASS
77 #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
78 #endif
79
80 typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem;
81 typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass;
82
83 struct _GtkPixmapMenuItem
84 {
85 GtkMenuItem menu_item;
86
87 GtkWidget *pixmap;
88 };
89
90 struct _GtkPixmapMenuItemClass
91 {
92 GtkMenuItemClass parent_class;
93
94 guint orig_toggle_size;
95 guint have_pixmap_count;
96 };
97
98
99 GtkType gtk_pixmap_menu_item_get_type (void);
100 GtkWidget* gtk_pixmap_menu_item_new (void);
101 void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
102 GtkWidget *pixmap);
103
104 #endif // USE_MENU_BITMAPS
105
106 //-----------------------------------------------------------------------------
107 // idle system
108 //-----------------------------------------------------------------------------
109
110 static wxString wxReplaceUnderscore( const wxString& title )
111 {
112 const wxChar *pc;
113
114 /* GTK 1.2 wants to have "_" instead of "&" for accelerators */
115 wxString str;
116 pc = title;
117 while (*pc != wxT('\0'))
118 {
119 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
120 {
121 // "&" is doubled to indicate "&" instead of accelerator
122 ++pc;
123 str << wxT('&');
124 }
125 else if (*pc == wxT('&'))
126 {
127 #if GTK_CHECK_VERSION(1, 2, 0)
128 str << wxT('_');
129 #endif
130 }
131 #if GTK_CHECK_VERSION(2, 0, 0)
132 else if (*pc == wxT('/'))
133 {
134 str << wxT("\\/");
135 }
136 else if (*pc == wxT('\\'))
137 {
138 str << wxT("\\\\");
139 }
140 #elif GTK_CHECK_VERSION(1, 2, 0)
141 else if (*pc == wxT('/'))
142 {
143 str << wxT('\\');
144 }
145 #endif
146 else
147 {
148 #ifdef __WXGTK12__
149 if ( *pc == wxT('_') )
150 {
151 // underscores must be doubled to prevent them from being
152 // interpreted as accelerator character prefix by GTK
153 str << *pc;
154 }
155 #endif // GTK+ 1.2
156
157 str << *pc;
158 }
159 ++pc;
160 }
161 return str;
162 }
163
164 //-----------------------------------------------------------------------------
165 // activate message from GTK
166 //-----------------------------------------------------------------------------
167
168 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
169 {
170 if (g_isIdle) wxapp_install_idle_handler();
171
172 wxMenuEvent event( wxEVT_MENU_OPEN, -1 );
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 // Is this menu on a menubar? (possibly nested)
705 wxFrame* frame = NULL;
706 wxMenu* pm = menu;
707 while ( pm && !frame )
708 {
709 if ( pm->IsAttached() )
710 frame = pm->GetMenuBar()->GetFrame();
711 else
712 pm = pm->GetParent();
713 }
714
715 // If it is then let the frame send the event
716 if (frame)
717 {
718 frame->ProcessCommand(id);
719 }
720 // otherwise let the menu have it
721 else
722 {
723 wxMenuItem* item = menu->FindChildItem( id );
724 wxCHECK_RET( item, wxT("error in menu item callback") );
725
726 if (item->IsCheckable())
727 {
728 bool isReallyChecked = item->IsChecked(),
729 isInternallyChecked = item->wxMenuItemBase::IsChecked();
730
731 // ensure that the internal state is always consistent with what is
732 // shown on the screen
733 item->wxMenuItemBase::Check(isReallyChecked);
734
735 // we must not report the events for the radio button going up nor the
736 // events resulting from the calls to wxMenuItem::Check()
737 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
738 (isInternallyChecked == isReallyChecked) )
739 {
740 return;
741 }
742
743 // the user pressed on the menu item: report the event below
744 }
745
746 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
747 }
748 }
749
750 //-----------------------------------------------------------------------------
751 // "select"
752 //-----------------------------------------------------------------------------
753
754 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
755 {
756 if (g_isIdle) wxapp_install_idle_handler();
757
758 int id = menu->FindMenuIdByMenuItem(widget);
759
760 wxASSERT( id != -1 ); // should find it!
761
762 if (!menu->IsEnabled(id))
763 return;
764
765 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
766 event.SetEventObject( menu );
767
768 wxEvtHandler* handler = menu->GetEventHandler();
769 if (handler && handler->ProcessEvent(event))
770 return;
771
772 wxWindow *win = menu->GetInvokingWindow();
773 if (win) win->GetEventHandler()->ProcessEvent( event );
774 }
775
776 //-----------------------------------------------------------------------------
777 // "deselect"
778 //-----------------------------------------------------------------------------
779
780 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
781 {
782 if (g_isIdle) wxapp_install_idle_handler();
783
784 int id = menu->FindMenuIdByMenuItem(widget);
785
786 wxASSERT( id != -1 ); // should find it!
787
788 if (!menu->IsEnabled(id))
789 return;
790
791 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
792 event.SetEventObject( menu );
793
794 wxEvtHandler* handler = menu->GetEventHandler();
795 if (handler && handler->ProcessEvent(event))
796 return;
797
798 wxWindow *win = menu->GetInvokingWindow();
799 if (win)
800 win->GetEventHandler()->ProcessEvent( event );
801 }
802
803 //-----------------------------------------------------------------------------
804 // wxMenuItem
805 //-----------------------------------------------------------------------------
806
807 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
808
809 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
810 int id,
811 const wxString& name,
812 const wxString& help,
813 wxItemKind kind,
814 wxMenu *subMenu)
815 {
816 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
817 }
818
819 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
820 int id,
821 const wxString& text,
822 const wxString& help,
823 wxItemKind kind,
824 wxMenu *subMenu)
825 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
826 {
827 Init(text);
828 }
829
830 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
831 int id,
832 const wxString& text,
833 const wxString& help,
834 bool isCheckable,
835 wxMenu *subMenu)
836 : wxMenuItemBase(parentMenu, id, text, help,
837 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
838 {
839 Init(text);
840 }
841
842 void wxMenuItem::Init(const wxString& text)
843 {
844 m_labelWidget = (GtkWidget *) NULL;
845 m_menuItem = (GtkWidget *) NULL;
846
847 DoSetText(text);
848 }
849
850 wxMenuItem::~wxMenuItem()
851 {
852 // don't delete menu items, the menus take care of that
853 }
854
855 // return the menu item text without any menu accels
856 /* static */
857 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
858 {
859 wxString label;
860
861 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
862 {
863 if ( *pc == wxT('_') )
864 {
865 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
866 pc++;
867 label += *pc;
868 continue;
869 }
870
871 #if GTK_CHECK_VERSION(2, 0, 0)
872 if ( *pc == wxT('\\') )
873 {
874 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
875 pc++;
876 label += *pc;
877 continue;
878 }
879 #endif
880
881 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
882 {
883 // wxMSW escapes "&"
884 // "&" is doubled to indicate "&" instead of accelerator
885 continue;
886 }
887
888 label += *pc;
889 }
890
891 // wxPrintf( L"text %s label %s\n", text.c_str(), label.c_str() );
892
893 return label;
894 }
895
896 void wxMenuItem::SetText( const wxString& str )
897 {
898 // Some optimization to avoid flicker
899 wxString oldLabel = m_text;
900 oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t'));
901 oldLabel.Replace(wxT("_"), wxT(""));
902 wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t'));
903 if (oldLabel == label1)
904 return;
905
906 DoSetText(str);
907
908 if (m_menuItem)
909 {
910 GtkLabel *label;
911 if (m_labelWidget)
912 label = (GtkLabel*) m_labelWidget;
913 else
914 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
915
916 #if GTK_CHECK_VERSION(2, 0, 0)
917 // We have to imitate item_factory_unescape_label here
918 wxString tmp;
919 for (size_t n = 0; n < m_text.Len(); n++)
920 {
921 if (m_text[n] != wxT('\\'))
922 tmp += m_text[n];
923 }
924
925 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(tmp) );
926 #else
927 // set new text
928 gtk_label_set( label, wxGTK_CONV( m_text ) );
929
930 // reparse key accel
931 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
932 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
933 #endif
934 }
935 }
936
937 // it's valid for this function to be called even if m_menuItem == NULL
938 void wxMenuItem::DoSetText( const wxString& str )
939 {
940 // '\t' is the deliminator indicating a hot key
941 m_text.Empty();
942 const wxChar *pc = str;
943 while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
944 {
945 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
946 {
947 // "&" is doubled to indicate "&" instead of accelerator
948 ++pc;
949 m_text << wxT('&');
950 }
951 else if (*pc == wxT('&'))
952 {
953 m_text << wxT('_');
954 }
955 #if GTK_CHECK_VERSION(2, 0, 0)
956 else if ( *pc == wxT('_') ) // escape underscores
957 {
958 // m_text << wxT("__"); doesn't work
959 m_text << wxT("__");
960 }
961 else if (*pc == wxT('/')) // we have to escape slashes
962 {
963 m_text << wxT("\\/");
964 }
965 else if (*pc == wxT('\\')) // we have to double backslashes
966 {
967 m_text << wxT("\\\\");
968 }
969 #else
970 else if ( *pc == wxT('_') ) // escape underscores
971 {
972 m_text << wxT("__");
973 }
974 else if (*pc == wxT('/')) /* we have to filter out slashes ... */
975 {
976 m_text << wxT('\\'); /* ... and replace them with back slashes */
977 }
978 #endif
979 else {
980 m_text << *pc;
981 }
982 ++pc;
983 }
984
985 // wxPrintf( L"str %s m_text %s\n", str.c_str(), m_text.c_str() );
986
987 m_hotKey = wxT("");
988
989 if(*pc == wxT('\t'))
990 {
991 pc++;
992 m_hotKey = pc;
993 }
994 }
995
996 #if wxUSE_ACCEL
997
998 wxAcceleratorEntry *wxMenuItem::GetAccel() const
999 {
1000 if ( !GetHotKey() )
1001 {
1002 // nothing
1003 return (wxAcceleratorEntry *)NULL;
1004 }
1005
1006 // as wxGetAccelFromString() looks for TAB, insert a dummy one here
1007 wxString label;
1008 label << wxT('\t') << GetHotKey();
1009
1010 return wxGetAccelFromString(label);
1011 }
1012
1013 #endif // wxUSE_ACCEL
1014
1015 void wxMenuItem::Check( bool check )
1016 {
1017 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
1018
1019 if (check == m_isChecked)
1020 return;
1021
1022 wxMenuItemBase::Check( check );
1023
1024 switch ( GetKind() )
1025 {
1026 case wxITEM_CHECK:
1027 case wxITEM_RADIO:
1028 gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
1029 break;
1030
1031 default:
1032 wxFAIL_MSG( _T("can't check this item") );
1033 }
1034 }
1035
1036 void wxMenuItem::Enable( bool enable )
1037 {
1038 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
1039
1040 gtk_widget_set_sensitive( m_menuItem, enable );
1041 wxMenuItemBase::Enable( enable );
1042 }
1043
1044 bool wxMenuItem::IsChecked() const
1045 {
1046 wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
1047
1048 wxCHECK_MSG( IsCheckable(), FALSE,
1049 wxT("can't get state of uncheckable item!") );
1050
1051 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
1052 }
1053
1054 wxString wxMenuItem::GetFactoryPath() const
1055 {
1056 // In order to get the pointer to the item we need the item
1057 // text _without_ underscores in GTK 1.2
1058 wxString path( wxT("<main>/") );
1059
1060 for ( const wxChar *pc = m_text.c_str(); *pc; pc++ )
1061 {
1062 if ( *pc == wxT('_') )
1063 {
1064 #ifdef __WXGTK20__
1065 pc++;
1066 #else
1067 // remove '_' unconditionally
1068 continue;
1069 #endif
1070 }
1071
1072 // don't remove ampersands '&' since if we have them in the menu item title
1073 // it means that they were doubled to indicate "&" instead of accelerator
1074
1075 path += *pc;
1076 }
1077
1078 return path;
1079 }
1080
1081 //-----------------------------------------------------------------------------
1082 // wxMenu
1083 //-----------------------------------------------------------------------------
1084
1085 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
1086
1087 void wxMenu::Init()
1088 {
1089 m_accel = gtk_accel_group_new();
1090 m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "<main>", m_accel );
1091 m_menu = gtk_item_factory_get_widget( m_factory, "<main>" );
1092
1093 m_owner = (GtkWidget*) NULL;
1094
1095 // Tearoffs are entries, just like separators. So if we want this
1096 // menu to be a tear-off one, we just append a tearoff entry
1097 // immediately.
1098 if(m_style & wxMENU_TEAROFF)
1099 {
1100 GtkItemFactoryEntry entry;
1101 entry.path = (char *)"/tearoff";
1102 entry.callback = (GtkItemFactoryCallback) NULL;
1103 entry.callback_action = 0;
1104 entry.item_type = (char *)"<Tearoff>";
1105 entry.accelerator = (gchar*) NULL;
1106 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1107 //GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/tearoff" );
1108 }
1109
1110 // append the title as the very first entry if we have it
1111 if ( !!m_title )
1112 {
1113 Append(-2, m_title);
1114 AppendSeparator();
1115 }
1116 }
1117
1118 wxMenu::~wxMenu()
1119 {
1120 m_items.Clear();
1121
1122 gtk_widget_destroy( m_menu );
1123
1124 gtk_object_unref( GTK_OBJECT(m_factory) );
1125 }
1126
1127 bool wxMenu::GtkAppend(wxMenuItem *mitem)
1128 {
1129 GtkWidget *menuItem;
1130
1131 #if defined(USE_MENU_BITMAPS) || !GTK_CHECK_VERSION(1, 2, 0)
1132 bool appended = FALSE;
1133 #endif
1134
1135 // does this item terminate the current radio group?
1136 bool endOfRadioGroup = TRUE;
1137
1138 if ( mitem->IsSeparator() )
1139 {
1140 GtkItemFactoryEntry entry;
1141 entry.path = (char *)"/sep";
1142 entry.callback = (GtkItemFactoryCallback) NULL;
1143 entry.callback_action = 0;
1144 entry.item_type = (char *)"<Separator>";
1145 entry.accelerator = (gchar*) NULL;
1146
1147 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1148
1149 // this will be wrong for more than one separator. do we care?
1150 menuItem = gtk_item_factory_get_widget( m_factory, "<main>/sep" );
1151
1152 // we might have a separator inside a radio group
1153 endOfRadioGroup = FALSE;
1154 }
1155 else if ( mitem->IsSubMenu() )
1156 {
1157 // text has "_" instead of "&" after mitem->SetText()
1158 wxString text( mitem->GetText() );
1159
1160 // local buffer in multibyte form
1161 char buf[200];
1162 strcpy( buf, "/" );
1163 strcat( buf, wxGTK_CONV( text ) );
1164
1165 GtkItemFactoryEntry entry;
1166 entry.path = buf;
1167 entry.callback = (GtkItemFactoryCallback) 0;
1168 entry.callback_action = 0;
1169 entry.item_type = (char *)"<Branch>";
1170 entry.accelerator = (gchar*) NULL;
1171
1172 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ?
1173
1174 wxString path( mitem->GetFactoryPath() );
1175 menuItem = gtk_item_factory_get_item( m_factory, wxGTK_CONV( path ) );
1176
1177 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1178
1179 // if adding a submenu to a menu already existing in the menu bar, we
1180 // must set invoking window to allow processing events from this
1181 // submenu
1182 if ( m_invokingWindow )
1183 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1184 }
1185 #ifdef USE_MENU_BITMAPS
1186 else if (mitem->GetBitmap().Ok()) // An item with bitmap
1187 {
1188 wxString text( mitem->GetText() );
1189 const wxBitmap *bitmap = &mitem->GetBitmap();
1190
1191 menuItem = gtk_pixmap_menu_item_new ();
1192 GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1193 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1194 gtk_container_add (GTK_CONTAINER (menuItem), label);
1195 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1196 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1197 if (accel_key != GDK_VoidSymbol)
1198 {
1199 gtk_widget_add_accelerator (menuItem,
1200 "activate_item",
1201 gtk_menu_ensure_uline_accel_group (GTK_MENU (m_menu)),
1202 accel_key, 0,
1203 GTK_ACCEL_LOCKED);
1204 }
1205 gtk_widget_show (label);
1206
1207 mitem->SetLabelWidget(label);
1208
1209 GtkWidget* pixmap = gtk_pixmap_new( bitmap->GetPixmap(), bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap* )NULL);
1210 gtk_widget_show(pixmap);
1211 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1212
1213 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1214 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1215 (gpointer)this );
1216
1217 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1218 gtk_widget_show( menuItem );
1219
1220 appended = TRUE; // We've done this, don't do it again
1221 }
1222 #endif // USE_MENU_BITMAPS
1223 else // a normal item
1224 {
1225 // text has "_" instead of "&" after mitem->SetText() so don't use it
1226 wxString text( mitem->GetText() );
1227
1228 // buffers containing the menu item path and type in multibyte form
1229 char bufPath[256],
1230 bufType[256];
1231
1232 strcpy( bufPath, "/" );
1233 strncat( bufPath, wxGTK_CONV(text), WXSIZEOF(bufPath) - 2 );
1234 bufPath[WXSIZEOF(bufPath) - 1] = '\0';
1235
1236 GtkItemFactoryEntry entry;
1237 entry.path = bufPath;
1238 entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback;
1239 entry.callback_action = 0;
1240
1241 wxString pathRadio;
1242 const char *item_type;
1243 switch ( mitem->GetKind() )
1244 {
1245 case wxITEM_CHECK:
1246 item_type = "<CheckItem>";
1247 break;
1248
1249 case wxITEM_RADIO:
1250 if ( m_pathLastRadio.empty() )
1251 {
1252 // start of a new radio group
1253 item_type = "<RadioItem>";
1254 wxString tmp( wxGTK_CONV_BACK( bufPath ) );
1255 tmp.Remove(0,1);
1256 m_pathLastRadio = tmp;
1257 }
1258 else // continue the radio group
1259 {
1260 pathRadio = m_pathLastRadio;
1261 pathRadio.Replace(wxT("_"), wxT(""));
1262 pathRadio.Prepend(wxT("<main>/"));
1263
1264 strncpy(bufType, wxGTK_CONV(pathRadio), WXSIZEOF(bufType));
1265 bufType[WXSIZEOF(bufType) - 1] = '\0';
1266 item_type = bufType;
1267 }
1268
1269 // continue the existing radio group, if any
1270 endOfRadioGroup = FALSE;
1271 break;
1272
1273 default:
1274 wxFAIL_MSG( _T("unexpected menu item kind") );
1275 // fall through
1276
1277 case wxITEM_NORMAL:
1278 item_type = "<Item>";
1279 break;
1280 }
1281
1282 entry.item_type = (char *)item_type; // cast needed for GTK+
1283 entry.accelerator = (gchar*) NULL;
1284
1285 #if wxUSE_ACCEL
1286 // due to an apparent bug in GTK+, we have to use a static buffer here -
1287 // otherwise GTK+ 1.2.2 manages to override the memory we pass to it
1288 // somehow! (VZ)
1289 char s_accel[50]; // should be big enough, we check for overruns
1290 wxString tmp( GetHotKey(*mitem) );
1291 strncpy(s_accel, wxGTK_CONV( tmp ), WXSIZEOF(s_accel));
1292 s_accel[WXSIZEOF(s_accel) - 1] = '\0';
1293 entry.accelerator = s_accel;
1294 #else // !wxUSE_ACCEL
1295 entry.accelerator = (char*) NULL;
1296 #endif // wxUSE_ACCEL/!wxUSE_ACCEL
1297
1298 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1299
1300 wxString path( mitem->GetFactoryPath() );
1301 menuItem = gtk_item_factory_get_widget( m_factory, wxGTK_CONV( path ) );
1302
1303 if (!menuItem)
1304 wxLogError( wxT("Wrong menu path: %s\n"), path.c_str() );
1305 }
1306
1307 if ( !mitem->IsSeparator() )
1308 {
1309 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1310
1311 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1312 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1313 (gpointer)this );
1314
1315 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1316 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1317 (gpointer)this );
1318 }
1319
1320 mitem->SetMenuItem(menuItem);
1321
1322 if ( endOfRadioGroup )
1323 {
1324 m_pathLastRadio.clear();
1325 }
1326
1327 return TRUE;
1328 }
1329
1330 bool wxMenu::DoAppend(wxMenuItem *mitem)
1331 {
1332 return GtkAppend(mitem) && wxMenuBase::DoAppend(mitem);
1333 }
1334
1335 bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1336 {
1337 if ( !wxMenuBase::DoInsert(pos, item) )
1338 return FALSE;
1339
1340 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
1341 // of version 1.2.6), so we first append the item and then change its
1342 // index
1343 if ( !GtkAppend(item) )
1344 return FALSE;
1345
1346 if ( m_style & wxMENU_TEAROFF )
1347 {
1348 // change the position as the first item is the tear-off marker
1349 pos++;
1350 }
1351
1352 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
1353 gpointer data = g_list_last(menu_shell->children)->data;
1354 menu_shell->children = g_list_remove(menu_shell->children, data);
1355 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
1356
1357 return TRUE;
1358 }
1359
1360 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1361 {
1362 if ( !wxMenuBase::DoRemove(item) )
1363 return (wxMenuItem *)NULL;
1364
1365 // TODO: this code doesn't delete the item factory item and this seems
1366 // impossible as of GTK 1.2.6.
1367 gtk_widget_destroy( item->GetMenuItem() );
1368
1369 return item;
1370 }
1371
1372 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1373 {
1374 wxMenuItemList::Node *node = m_items.GetFirst();
1375 while (node)
1376 {
1377 wxMenuItem *item = node->GetData();
1378 if (item->GetMenuItem() == menuItem)
1379 return item->GetId();
1380 node = node->GetNext();
1381 }
1382
1383 return wxNOT_FOUND;
1384 }
1385
1386 // ----------------------------------------------------------------------------
1387 // helpers
1388 // ----------------------------------------------------------------------------
1389
1390 #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
1391
1392 static wxString GetHotKey( const wxMenuItem& item )
1393 {
1394 wxString hotkey;
1395
1396 wxAcceleratorEntry *accel = item.GetAccel();
1397 if ( accel )
1398 {
1399 int flags = accel->GetFlags();
1400 if ( flags & wxACCEL_ALT )
1401 hotkey += wxT("<alt>");
1402 if ( flags & wxACCEL_CTRL )
1403 hotkey += wxT("<control>");
1404 if ( flags & wxACCEL_SHIFT )
1405 hotkey += wxT("<shift>");
1406
1407 int code = accel->GetKeyCode();
1408 switch ( code )
1409 {
1410 case WXK_F1:
1411 case WXK_F2:
1412 case WXK_F3:
1413 case WXK_F4:
1414 case WXK_F5:
1415 case WXK_F6:
1416 case WXK_F7:
1417 case WXK_F8:
1418 case WXK_F9:
1419 case WXK_F10:
1420 case WXK_F11:
1421 case WXK_F12:
1422 hotkey << wxT('F') << code - WXK_F1 + 1;
1423 break;
1424
1425 // TODO: we should use gdk_keyval_name() (a.k.a.
1426 // XKeysymToString) here as well as hardcoding the keysym
1427 // names this might be not portable
1428 case WXK_NUMPAD_INSERT:
1429 hotkey << wxT("KP_Insert" );
1430 break;
1431 case WXK_NUMPAD_DELETE:
1432 hotkey << wxT("KP_Delete" );
1433 break;
1434 case WXK_INSERT:
1435 hotkey << wxT("Insert" );
1436 break;
1437 case WXK_DELETE:
1438 hotkey << wxT("Delete" );
1439 break;
1440 case WXK_UP:
1441 hotkey << wxT("Up" );
1442 break;
1443 case WXK_DOWN:
1444 hotkey << wxT("Down" );
1445 break;
1446 case WXK_PAGEUP:
1447 hotkey << wxT("Prior" );
1448 break;
1449 case WXK_PAGEDOWN:
1450 hotkey << wxT("Next" );
1451 break;
1452 case WXK_LEFT:
1453 hotkey << wxT("Left" );
1454 break;
1455 case WXK_RIGHT:
1456 hotkey << wxT("Right" );
1457 break;
1458 case WXK_HOME:
1459 hotkey << wxT("Home" );
1460 break;
1461 case WXK_END:
1462 hotkey << wxT("End" );
1463 break;
1464 case WXK_RETURN:
1465 hotkey << wxT("Return" );
1466 break;
1467
1468 // if there are any other keys wxGetAccelFromString() may
1469 // return, we should process them here
1470
1471 default:
1472 if ( code < 127 )
1473 {
1474 wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1475 if ( name )
1476 {
1477 hotkey << name;
1478 break;
1479 }
1480 }
1481
1482 wxFAIL_MSG( wxT("unknown keyboard accel") );
1483 }
1484
1485 delete accel;
1486 }
1487
1488 return hotkey;
1489 }
1490
1491 #endif // wxUSE_ACCEL
1492
1493
1494 //-----------------------------------------------------------------------------
1495 // substitute for missing GtkPixmapMenuItem
1496 //-----------------------------------------------------------------------------
1497
1498 #ifdef USE_MENU_BITMAPS
1499
1500 /*
1501 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1502 * All rights reserved.
1503 *
1504 * This file is part of the Gnome Library.
1505 *
1506 * The Gnome Library is free software; you can redistribute it and/or
1507 * modify it under the terms of the GNU Library General Public License as
1508 * published by the Free Software Foundation; either version 2 of the
1509 * License, or (at your option) any later version.
1510 *
1511 * The Gnome Library is distributed in the hope that it will be useful,
1512 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1513 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1514 * Library General Public License for more details.
1515 *
1516 * You should have received a copy of the GNU Library General Public
1517 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1518 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1519 * Boston, MA 02111-1307, USA.
1520 */
1521 /*
1522 @NOTATION@
1523 */
1524
1525 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1526
1527 #include <gtk/gtkaccellabel.h>
1528 #include <gtk/gtksignal.h>
1529 #include <gtk/gtkmenuitem.h>
1530 #include <gtk/gtkmenu.h>
1531 #include <gtk/gtkcontainer.h>
1532
1533 extern "C"
1534 {
1535
1536 static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1537 static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1538 static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1539 GdkRectangle *area);
1540 static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1541 GdkEventExpose *event);
1542
1543 /* we must override the following functions */
1544
1545 static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1546 static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1547 GtkAllocation *allocation);
1548 static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1549 gboolean include_internals,
1550 GtkCallback callback,
1551 gpointer callback_data);
1552 static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1553 GtkRequisition *requisition);
1554 static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1555 GtkWidget *child);
1556
1557 static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1558
1559 static GtkMenuItemClass *parent_class = NULL;
1560
1561 }
1562
1563 #define BORDER_SPACING 3
1564 #define PMAP_WIDTH 20
1565
1566 GtkType
1567 gtk_pixmap_menu_item_get_type (void)
1568 {
1569 static GtkType pixmap_menu_item_type = 0;
1570
1571 if (!pixmap_menu_item_type)
1572 {
1573 GtkTypeInfo pixmap_menu_item_info =
1574 {
1575 (char *)"GtkPixmapMenuItem",
1576 sizeof (GtkPixmapMenuItem),
1577 sizeof (GtkPixmapMenuItemClass),
1578 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1579 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1580 /* reserved_1 */ NULL,
1581 /* reserved_2 */ NULL,
1582 (GtkClassInitFunc) NULL,
1583 };
1584
1585 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1586 &pixmap_menu_item_info);
1587 }
1588
1589 return pixmap_menu_item_type;
1590 }
1591
1592 /**
1593 * gtk_pixmap_menu_item_new
1594 *
1595 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1596 * to set the pixmap wich is displayed at the left side.
1597 *
1598 * Returns:
1599 * &GtkWidget pointer to new menu item
1600 **/
1601
1602 GtkWidget*
1603 gtk_pixmap_menu_item_new (void)
1604 {
1605 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1606 }
1607
1608 static void
1609 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1610 {
1611 GtkObjectClass *object_class;
1612 GtkWidgetClass *widget_class;
1613 GtkMenuItemClass *menu_item_class;
1614 GtkContainerClass *container_class;
1615
1616 object_class = (GtkObjectClass*) klass;
1617 widget_class = (GtkWidgetClass*) klass;
1618 menu_item_class = (GtkMenuItemClass*) klass;
1619 container_class = (GtkContainerClass*) klass;
1620
1621 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1622
1623 widget_class->draw = gtk_pixmap_menu_item_draw;
1624 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1625 widget_class->map = gtk_pixmap_menu_item_map;
1626 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1627 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1628
1629 container_class->forall = gtk_pixmap_menu_item_forall;
1630 container_class->remove = gtk_pixmap_menu_item_remove;
1631
1632 klass->orig_toggle_size = menu_item_class->toggle_size;
1633 klass->have_pixmap_count = 0;
1634 }
1635
1636 static void
1637 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1638 {
1639 GtkMenuItem *mi;
1640
1641 mi = GTK_MENU_ITEM (menu_item);
1642
1643 menu_item->pixmap = NULL;
1644 }
1645
1646 static void
1647 gtk_pixmap_menu_item_draw (GtkWidget *widget,
1648 GdkRectangle *area)
1649 {
1650 g_return_if_fail (widget != NULL);
1651 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1652 g_return_if_fail (area != NULL);
1653
1654 if (GTK_WIDGET_CLASS (parent_class)->draw)
1655 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1656
1657 if (GTK_WIDGET_DRAWABLE (widget) &&
1658 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1659 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1660 }
1661 }
1662
1663 static gint
1664 gtk_pixmap_menu_item_expose (GtkWidget *widget,
1665 GdkEventExpose *event)
1666 {
1667 g_return_val_if_fail (widget != NULL, FALSE);
1668 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1669 g_return_val_if_fail (event != NULL, FALSE);
1670
1671 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1672 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1673
1674 if (GTK_WIDGET_DRAWABLE (widget) &&
1675 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1676 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1677 }
1678
1679 return FALSE;
1680 }
1681
1682 /**
1683 * gtk_pixmap_menu_item_set_pixmap
1684 * @menu_item: Pointer to the pixmap menu item
1685 * @pixmap: Pointer to a pixmap widget
1686 *
1687 * Set the pixmap of the menu item.
1688 *
1689 **/
1690
1691 void
1692 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1693 GtkWidget *pixmap)
1694 {
1695 g_return_if_fail (menu_item != NULL);
1696 g_return_if_fail (pixmap != NULL);
1697 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1698 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1699 g_return_if_fail (menu_item->pixmap == NULL);
1700
1701 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1702 menu_item->pixmap = pixmap;
1703
1704 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1705 !GTK_WIDGET_REALIZED (pixmap))
1706 gtk_widget_realize (pixmap);
1707
1708 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1709 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1710 GTK_WIDGET_VISIBLE(pixmap) &&
1711 !GTK_WIDGET_MAPPED (pixmap))
1712 gtk_widget_map (pixmap);
1713 }
1714
1715 changed_have_pixmap_status(menu_item);
1716
1717 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1718 gtk_widget_queue_resize (pixmap);
1719 }
1720
1721 static void
1722 gtk_pixmap_menu_item_map (GtkWidget *widget)
1723 {
1724 GtkPixmapMenuItem *menu_item;
1725
1726 g_return_if_fail (widget != NULL);
1727 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1728
1729 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1730
1731 GTK_WIDGET_CLASS(parent_class)->map(widget);
1732
1733 if (menu_item->pixmap &&
1734 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1735 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1736 gtk_widget_map (menu_item->pixmap);
1737 }
1738
1739 static void
1740 gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1741 GtkAllocation *allocation)
1742 {
1743 GtkPixmapMenuItem *pmenu_item;
1744
1745 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1746
1747 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1748 {
1749 GtkAllocation child_allocation;
1750 int border_width;
1751
1752 border_width = GTK_CONTAINER (widget)->border_width;
1753
1754 child_allocation.width = pmenu_item->pixmap->requisition.width;
1755 child_allocation.height = pmenu_item->pixmap->requisition.height;
1756 child_allocation.x = border_width + BORDER_SPACING;
1757 child_allocation.y = (border_width + BORDER_SPACING
1758 + (((allocation->height - child_allocation.height) - child_allocation.x)
1759 / 2)); /* center pixmaps vertically */
1760 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1761 }
1762
1763 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1764 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1765 }
1766
1767 static void
1768 gtk_pixmap_menu_item_forall (GtkContainer *container,
1769 gboolean include_internals,
1770 GtkCallback callback,
1771 gpointer callback_data)
1772 {
1773 GtkPixmapMenuItem *menu_item;
1774
1775 g_return_if_fail (container != NULL);
1776 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1777 g_return_if_fail (callback != NULL);
1778
1779 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1780
1781 if (menu_item->pixmap)
1782 (* callback) (menu_item->pixmap, callback_data);
1783
1784 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1785 callback,callback_data);
1786 }
1787
1788 static void
1789 gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1790 GtkRequisition *requisition)
1791 {
1792 GtkPixmapMenuItem *menu_item;
1793 GtkRequisition req = {0, 0};
1794
1795 g_return_if_fail (widget != NULL);
1796 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1797 g_return_if_fail (requisition != NULL);
1798
1799 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1800
1801 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1802
1803 if (menu_item->pixmap)
1804 gtk_widget_size_request(menu_item->pixmap, &req);
1805
1806 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1807 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1808 }
1809
1810 static void
1811 gtk_pixmap_menu_item_remove (GtkContainer *container,
1812 GtkWidget *child)
1813 {
1814 GtkBin *bin;
1815 gboolean widget_was_visible;
1816
1817 g_return_if_fail (container != NULL);
1818 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1819 g_return_if_fail (child != NULL);
1820 g_return_if_fail (GTK_IS_WIDGET (child));
1821
1822 bin = GTK_BIN (container);
1823 g_return_if_fail ((bin->child == child ||
1824 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1825
1826 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1827
1828 gtk_widget_unparent (child);
1829 if (bin->child == child)
1830 bin->child = NULL;
1831 else {
1832 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1833 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1834 }
1835
1836 if (widget_was_visible)
1837 gtk_widget_queue_resize (GTK_WIDGET (container));
1838 }
1839
1840
1841 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1842 static void
1843 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1844 {
1845 if (menu_item->pixmap != NULL) {
1846 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1847
1848 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1849 /* Install pixmap toggle size */
1850 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1851 }
1852 } else {
1853 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1854
1855 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1856 /* Install normal toggle size */
1857 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1858 }
1859 }
1860
1861 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1862 whenever the klass->toggle_size changes; but by doing it anytime
1863 this function is called, we get the same effect, just because of
1864 how the preferences option to show pixmaps works. Bogus, broken.
1865 */
1866 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1867 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1868 }
1869
1870 #endif // USE_MENU_BITMAPS
1871
wxWidgets (Impactor)