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[wxWidgets.git] / src / gtk / 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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
11 #pragma implementation "menu.h"
12 #pragma implementation "menuitem.h"
13 #endif
14
15 // For compilers that support precompilation, includes "wx.h".
16 #include "wx/wxprec.h"
17
18 #include "wx/log.h"
19 #include "wx/intl.h"
20 #include "wx/app.h"
21 #include "wx/bitmap.h"
22 #include "wx/menu.h"
23
24 #if wxUSE_ACCEL
25 #include "wx/accel.h"
26 #endif // wxUSE_ACCEL
27
28 #include "wx/gtk/private.h"
29
30 #include <gdk/gdkkeysyms.h>
31
32 // FIXME: is this right? somehow I don't think so (VZ)
33 #ifdef __WXGTK20__
34 #include <glib-object.h>
35
36 #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g))
37 #define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g))
38 #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
39
40 #define ACCEL_OBJECT GtkWindow
41 #define ACCEL_OBJECTS(a) (a)->acceleratables
42 #define ACCEL_OBJ_CAST(obj) ((GtkWindow*) obj)
43 #else // GTK+ 1.x
44 #define ACCEL_OBJECT GtkObject
45 #define ACCEL_OBJECTS(a) (a)->attach_objects
46 #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
47 #endif
48
49 //-----------------------------------------------------------------------------
50 // idle system
51 //-----------------------------------------------------------------------------
52
53 extern void wxapp_install_idle_handler();
54 extern bool g_isIdle;
55
56 #if wxUSE_ACCEL
57 static wxString GetHotKey( const wxMenuItem& item );
58 #endif
59
60 //-----------------------------------------------------------------------------
61 // substitute for missing GtkPixmapMenuItem
62 //-----------------------------------------------------------------------------
63
64 #ifndef __WXGTK20__
65
66 #define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ())
67 #define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
68 #define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
69 #define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
70 #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
71 //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
72 #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
73
74 #ifndef GTK_MENU_ITEM_GET_CLASS
75 #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
76 #endif
77
78 typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem;
79 typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass;
80
81 struct _GtkPixmapMenuItem
82 {
83 GtkMenuItem menu_item;
84
85 GtkWidget *pixmap;
86 };
87
88 struct _GtkPixmapMenuItemClass
89 {
90 GtkMenuItemClass parent_class;
91
92 guint orig_toggle_size;
93 guint have_pixmap_count;
94 };
95
96
97 GtkType gtk_pixmap_menu_item_get_type (void);
98 GtkWidget* gtk_pixmap_menu_item_new (void);
99 void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
100 GtkWidget *pixmap);
101 #endif // GTK 2.0
102
103 //-----------------------------------------------------------------------------
104 // idle system
105 //-----------------------------------------------------------------------------
106
107 static wxString wxReplaceUnderscore( const wxString& title )
108 {
109 const wxChar *pc;
110
111 // GTK 1.2 wants to have "_" instead of "&" for accelerators
112 wxString str;
113 pc = title;
114 while (*pc != wxT('\0'))
115 {
116 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
117 {
118 // "&" is doubled to indicate "&" instead of accelerator
119 ++pc;
120 str << wxT('&');
121 }
122 else if (*pc == wxT('&'))
123 {
124 str << wxT('_');
125 }
126 else
127 {
128 if ( *pc == wxT('_') )
129 {
130 // underscores must be doubled to prevent them from being
131 // interpreted as accelerator character prefix by GTK
132 str << *pc;
133 }
134
135 str << *pc;
136 }
137 ++pc;
138 }
139
140 // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
141
142 return str;
143 }
144
145 //-----------------------------------------------------------------------------
146 // activate message from GTK
147 //-----------------------------------------------------------------------------
148
149 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
150 {
151 if (g_isIdle) wxapp_install_idle_handler();
152
153 wxMenuEvent event( wxEVT_MENU_OPEN, -1, menu );
154 event.SetEventObject( menu );
155
156 wxEvtHandler* handler = menu->GetEventHandler();
157 if (handler && handler->ProcessEvent(event))
158 return;
159
160 wxWindow *win = menu->GetInvokingWindow();
161 if (win) win->GetEventHandler()->ProcessEvent( event );
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_menubar = gtk_menu_bar_new();
185 #ifndef __WXGTK20__
186 m_accel = gtk_accel_group_new();
187 #endif
188
189 if (style & wxMB_DOCKABLE)
190 {
191 m_widget = gtk_handle_box_new();
192 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
193 gtk_widget_show( GTK_WIDGET(m_menubar) );
194 }
195 else
196 {
197 m_widget = GTK_WIDGET(m_menubar);
198 }
199
200 PostCreation();
201
202 ApplyWidgetStyle();
203 }
204
205 wxMenuBar::wxMenuBar()
206 {
207 // the parent window is known after wxFrame::SetMenu()
208 m_needParent = FALSE;
209 m_style = 0;
210 m_invokingWindow = (wxWindow*) NULL;
211
212 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
213 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxT("menubar") ))
214 {
215 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
216 return;
217 }
218
219 m_menubar = gtk_menu_bar_new();
220 #ifndef __WXGTK20__
221 m_accel = gtk_accel_group_new();
222 #endif
223
224 m_widget = GTK_WIDGET(m_menubar);
225
226 PostCreation();
227
228 ApplyWidgetStyle();
229 }
230
231 wxMenuBar::~wxMenuBar()
232 {
233 }
234
235 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
236 {
237 menu->SetInvokingWindow( (wxWindow*) NULL );
238
239 wxWindow *top_frame = win;
240 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
241 top_frame = top_frame->GetParent();
242
243 #ifndef __WXGTK20__
244 // support for native hot keys
245 gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
246 #endif
247
248 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
249 while (node)
250 {
251 wxMenuItem *menuitem = node->GetData();
252 if (menuitem->IsSubMenu())
253 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
254 node = node->GetNext();
255 }
256 }
257
258 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
259 {
260 menu->SetInvokingWindow( win );
261
262 wxWindow *top_frame = win;
263 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
264 top_frame = top_frame->GetParent();
265
266 // support for native hot keys
267 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
268 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
269 gtk_accel_group_attach( menu->m_accel, obj );
270
271 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
272 while (node)
273 {
274 wxMenuItem *menuitem = node->GetData();
275 if (menuitem->IsSubMenu())
276 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
277 node = node->GetNext();
278 }
279 }
280
281 void wxMenuBar::SetInvokingWindow( wxWindow *win )
282 {
283 m_invokingWindow = win;
284 wxWindow *top_frame = win;
285 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
286 top_frame = top_frame->GetParent();
287
288 #ifndef __WXGTK20__
289 // support for native key accelerators indicated by underscroes
290 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
291 if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
292 gtk_accel_group_attach( m_accel, obj );
293 #endif
294
295 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
296 while (node)
297 {
298 wxMenu *menu = node->GetData();
299 wxMenubarSetInvokingWindow( menu, win );
300 node = node->GetNext();
301 }
302 }
303
304 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
305 {
306 m_invokingWindow = (wxWindow*) NULL;
307 wxWindow *top_frame = win;
308 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
309 top_frame = top_frame->GetParent();
310
311 #ifndef __WXGTK20__
312 // support for native key accelerators indicated by underscroes
313 gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
314 #endif
315
316 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
317 while (node)
318 {
319 wxMenu *menu = node->GetData();
320 wxMenubarUnsetInvokingWindow( menu, win );
321 node = node->GetNext();
322 }
323 }
324
325 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
326 {
327 if ( !wxMenuBarBase::Append( menu, title ) )
328 return FALSE;
329
330 return GtkAppend(menu, title);
331 }
332
333 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title)
334 {
335 wxString str( wxReplaceUnderscore( title ) );
336
337 // This doesn't have much effect right now.
338 menu->SetTitle( str );
339
340 // The "m_owner" is the "menu item"
341 #ifdef __WXGTK20__
342 menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
343 #else
344 menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
345 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
346 // set new text
347 gtk_label_set_text( label, wxGTK_CONV( str ) );
348 // reparse key accel
349 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
350 if (accel_key != GDK_VoidSymbol)
351 {
352 gtk_widget_add_accelerator (menu->m_owner,
353 "activate_item",
354 m_accel,//gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menubar)),
355 accel_key,
356 GDK_MOD1_MASK,
357 GTK_ACCEL_LOCKED);
358 }
359 #endif
360
361 gtk_widget_show( menu->m_owner );
362
363 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
364
365 gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
366
367 gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate",
368 GTK_SIGNAL_FUNC(gtk_menu_open_callback),
369 (gpointer)menu );
370
371 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
372 // addings menu later on.
373 if (m_invokingWindow)
374 {
375 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
376
377 // OPTIMISE ME: we should probably cache this, or pass it
378 // directly, but for now this is a minimal
379 // change to validate the new dynamic sizing.
380 // see (and refactor :) similar code in Remove
381 // below.
382
383 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
384
385 if( frame )
386 frame->UpdateMenuBarSize();
387 }
388
389 return TRUE;
390 }
391
392 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
393 {
394 if ( !wxMenuBarBase::Insert(pos, menu, title) )
395 return FALSE;
396
397 // TODO
398
399 if ( !GtkAppend(menu, title) )
400 return FALSE;
401
402 return TRUE;
403 }
404
405 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
406 {
407 // remove the old item and insert a new one
408 wxMenu *menuOld = Remove(pos);
409 if ( menuOld && !Insert(pos, menu, title) )
410 {
411 return (wxMenu*) NULL;
412 }
413
414 // either Insert() succeeded or Remove() failed and menuOld is NULL
415 return menuOld;
416 }
417
418 static wxMenu *CopyMenu (wxMenu *menu)
419 {
420 wxMenu *menucopy = new wxMenu ();
421 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
422 while (node)
423 {
424 wxMenuItem *item = node->GetData();
425 int itemid = item->GetId();
426 wxString text = item->GetText();
427 text.Replace(wxT("_"), wxT("&"));
428 wxMenu *submenu = item->GetSubMenu();
429 if (!submenu)
430 {
431 wxMenuItem* itemcopy = new wxMenuItem(menucopy,
432 itemid, text,
433 menu->GetHelpString(itemid));
434 itemcopy->SetBitmap(item->GetBitmap());
435 itemcopy->SetCheckable(item->IsCheckable());
436 menucopy->Append(itemcopy);
437 }
438 else
439 menucopy->Append (itemid, text, CopyMenu(submenu),
440 menu->GetHelpString(itemid));
441
442 node = node->GetNext();
443 }
444
445 return menucopy;
446 }
447
448 wxMenu *wxMenuBar::Remove(size_t pos)
449 {
450 wxMenu *menu = wxMenuBarBase::Remove(pos);
451 if ( !menu )
452 return (wxMenu*) NULL;
453
454 wxMenu *menucopy = CopyMenu( menu );
455
456 // unparent calls unref() and that would delete the widget so we raise
457 // the ref count to 2 artificially before invoking unparent.
458 gtk_widget_ref( menu->m_menu );
459 gtk_widget_unparent( menu->m_menu );
460
461 gtk_widget_destroy( menu->m_owner );
462 delete menu;
463
464 menu = menucopy;
465
466 if (m_invokingWindow)
467 {
468 // OPTIMISE ME: see comment in GtkAppend
469 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
470
471 if( frame )
472 frame->UpdateMenuBarSize();
473 }
474
475 return menu;
476 }
477
478 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
479 {
480 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
481 {
482 int res = menu->FindItem( itemString );
483 if (res != wxNOT_FOUND)
484 return res;
485 }
486
487 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
488 while (node)
489 {
490 wxMenuItem *item = node->GetData();
491 if (item->IsSubMenu())
492 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
493
494 node = node->GetNext();
495 }
496
497 return wxNOT_FOUND;
498 }
499
500 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
501 {
502 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
503 while (node)
504 {
505 wxMenu *menu = node->GetData();
506 int res = FindMenuItemRecursive( menu, menuString, itemString);
507 if (res != -1)
508 return res;
509 node = node->GetNext();
510 }
511
512 return wxNOT_FOUND;
513 }
514
515 // Find a wxMenuItem using its id. Recurses down into sub-menus
516 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
517 {
518 wxMenuItem* result = menu->FindChildItem(id);
519
520 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
521 while ( node && result == NULL )
522 {
523 wxMenuItem *item = node->GetData();
524 if (item->IsSubMenu())
525 {
526 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
527 }
528 node = node->GetNext();
529 }
530
531 return result;
532 }
533
534 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
535 {
536 wxMenuItem* result = 0;
537 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
538 while (node && result == 0)
539 {
540 wxMenu *menu = node->GetData();
541 result = FindMenuItemByIdRecursive( menu, id );
542 node = node->GetNext();
543 }
544
545 if ( menuForItem )
546 {
547 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
548 }
549
550 return result;
551 }
552
553 void wxMenuBar::EnableTop( size_t pos, bool flag )
554 {
555 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
556
557 wxCHECK_RET( node, wxT("menu not found") );
558
559 wxMenu* menu = node->GetData();
560
561 if (menu->m_owner)
562 gtk_widget_set_sensitive( menu->m_owner, flag );
563 }
564
565 wxString wxMenuBar::GetLabelTop( size_t pos ) const
566 {
567 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
568
569 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
570
571 wxMenu* menu = node->GetData();
572
573 wxString label;
574 wxString text( menu->GetTitle() );
575 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
576 {
577 if ( *pc == wxT('_') )
578 {
579 // '_' is the escape character for GTK+
580 continue;
581 }
582
583 // don't remove ampersands '&' since if we have them in the menu title
584 // it means that they were doubled to indicate "&" instead of accelerator
585
586 label += *pc;
587 }
588
589 return label;
590 }
591
592 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
593 {
594 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
595
596 wxCHECK_RET( node, wxT("menu not found") );
597
598 wxMenu* menu = node->GetData();
599
600 wxString str( wxReplaceUnderscore( label ) );
601
602 menu->SetTitle( str );
603
604 if (menu->m_owner)
605 {
606 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
607
608 /* set new text */
609 gtk_label_set( label, wxGTK_CONV( str ) );
610
611 /* reparse key accel */
612 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
613 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
614 }
615
616 }
617
618 //-----------------------------------------------------------------------------
619 // "activate"
620 //-----------------------------------------------------------------------------
621
622 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
623 {
624 if (g_isIdle)
625 wxapp_install_idle_handler();
626
627 int id = menu->FindMenuIdByMenuItem(widget);
628
629 /* should find it for normal (not popup) menu */
630 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
631 _T("menu item not found in gtk_menu_clicked_callback") );
632
633 if (!menu->IsEnabled(id))
634 return;
635
636 wxMenuItem* item = menu->FindChildItem( id );
637 wxCHECK_RET( item, wxT("error in menu item callback") );
638
639 if (item->IsCheckable())
640 {
641 bool isReallyChecked = item->IsChecked(),
642 isInternallyChecked = item->wxMenuItemBase::IsChecked();
643
644 // ensure that the internal state is always consistent with what is
645 // shown on the screen
646 item->wxMenuItemBase::Check(isReallyChecked);
647
648 // we must not report the events for the radio button going up nor the
649 // events resulting from the calls to wxMenuItem::Check()
650 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
651 (isInternallyChecked == isReallyChecked) )
652 {
653 return;
654 }
655 }
656
657
658 // Is this menu on a menubar? (possibly nested)
659 wxFrame* frame = NULL;
660 wxMenu* pm = menu;
661 while ( pm && !frame )
662 {
663 if ( pm->IsAttached() )
664 frame = pm->GetMenuBar()->GetFrame();
665 pm = pm->GetParent();
666 }
667
668 // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
669 // normally wxMenu::SendEvent() should be enough, if it doesn't work
670 // in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
671 // should be fixed instead of working around it here...
672 if (frame)
673 {
674 // If it is attached then let the frame send the event.
675 // Don't call frame->ProcessCommand(id) because it toggles
676 // checkable items and we've already done that above.
677 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
678 commandEvent.SetEventObject(frame);
679 if (item->IsCheckable())
680 commandEvent.SetInt(item->IsChecked());
681 commandEvent.SetEventObject(menu);
682
683 frame->GetEventHandler()->ProcessEvent(commandEvent);
684 }
685 else
686 {
687 // otherwise let the menu have it
688 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
689 }
690 }
691
692 //-----------------------------------------------------------------------------
693 // "select"
694 //-----------------------------------------------------------------------------
695
696 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
697 {
698 if (g_isIdle) wxapp_install_idle_handler();
699
700 int id = menu->FindMenuIdByMenuItem(widget);
701
702 wxASSERT( id != -1 ); // should find it!
703
704 if (!menu->IsEnabled(id))
705 return;
706
707 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
708 event.SetEventObject( menu );
709
710 wxEvtHandler* handler = menu->GetEventHandler();
711 if (handler && handler->ProcessEvent(event))
712 return;
713
714 wxWindow *win = menu->GetInvokingWindow();
715 if (win) win->GetEventHandler()->ProcessEvent( event );
716 }
717
718 //-----------------------------------------------------------------------------
719 // "deselect"
720 //-----------------------------------------------------------------------------
721
722 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
723 {
724 if (g_isIdle) wxapp_install_idle_handler();
725
726 int id = menu->FindMenuIdByMenuItem(widget);
727
728 wxASSERT( id != -1 ); // should find it!
729
730 if (!menu->IsEnabled(id))
731 return;
732
733 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
734 event.SetEventObject( menu );
735
736 wxEvtHandler* handler = menu->GetEventHandler();
737 if (handler && handler->ProcessEvent(event))
738 return;
739
740 wxWindow *win = menu->GetInvokingWindow();
741 if (win)
742 win->GetEventHandler()->ProcessEvent( event );
743 }
744
745 //-----------------------------------------------------------------------------
746 // wxMenuItem
747 //-----------------------------------------------------------------------------
748
749 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
750
751 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
752 int id,
753 const wxString& name,
754 const wxString& help,
755 wxItemKind kind,
756 wxMenu *subMenu)
757 {
758 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
759 }
760
761 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
762 int id,
763 const wxString& text,
764 const wxString& help,
765 wxItemKind kind,
766 wxMenu *subMenu)
767 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
768 {
769 Init(text);
770 }
771
772 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
773 int id,
774 const wxString& text,
775 const wxString& help,
776 bool isCheckable,
777 wxMenu *subMenu)
778 : wxMenuItemBase(parentMenu, id, text, help,
779 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
780 {
781 Init(text);
782 }
783
784 void wxMenuItem::Init(const wxString& text)
785 {
786 m_labelWidget = (GtkWidget *) NULL;
787 m_menuItem = (GtkWidget *) NULL;
788
789 DoSetText(text);
790 }
791
792 wxMenuItem::~wxMenuItem()
793 {
794 // don't delete menu items, the menus take care of that
795 }
796
797 // return the menu item text without any menu accels
798 /* static */
799 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
800 {
801 wxString label;
802
803 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
804 {
805 if ( *pc == wxT('_') )
806 {
807 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
808 pc++;
809 label += *pc;
810 continue;
811 }
812
813 #ifdef __WXGTK20__
814 if ( *pc == wxT('\\') )
815 {
816 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
817 pc++;
818 label += *pc;
819 continue;
820 }
821 #endif
822
823 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
824 {
825 // wxMSW escapes "&"
826 // "&" is doubled to indicate "&" instead of accelerator
827 continue;
828 }
829
830 label += *pc;
831 }
832
833 // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
834
835 return label;
836 }
837
838 void wxMenuItem::SetText( const wxString& str )
839 {
840 // Some optimization to avoid flicker
841 wxString oldLabel = m_text;
842 oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t'));
843 oldLabel.Replace(wxT("_"), wxT(""));
844 wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t'));
845 if (oldLabel == label1)
846 return;
847
848 DoSetText(str);
849
850 if (m_menuItem)
851 {
852 GtkLabel *label;
853 if (m_labelWidget)
854 label = (GtkLabel*) m_labelWidget;
855 else
856 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
857
858 #ifdef __WXGTK20__
859 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(m_text) );
860 #else
861 // set new text
862 gtk_label_set( label, wxGTK_CONV( m_text ) );
863
864 // reparse key accel
865 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
866 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
867 #endif
868 }
869 }
870
871 // it's valid for this function to be called even if m_menuItem == NULL
872 void wxMenuItem::DoSetText( const wxString& str )
873 {
874 // '\t' is the deliminator indicating a hot key
875 m_text.Empty();
876 const wxChar *pc = str;
877 while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
878 {
879 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
880 {
881 // "&" is doubled to indicate "&" instead of accelerator
882 ++pc;
883 m_text << wxT('&');
884 }
885 else if (*pc == wxT('&'))
886 {
887 m_text << wxT('_');
888 }
889 else if ( *pc == wxT('_') ) // escape underscores
890 {
891 m_text << wxT("__");
892 }
893 else
894 {
895 m_text << *pc;
896 }
897 ++pc;
898 }
899
900 // wxPrintf( wxT("DoSetText(): str %s m_text %s\n"), str.c_str(), m_text.c_str() );
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 //-----------------------------------------------------------------------------
970 // wxMenu
971 //-----------------------------------------------------------------------------
972
973 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
974
975 void wxMenu::Init()
976 {
977 m_accel = gtk_accel_group_new();
978 m_menu = gtk_menu_new();
979
980 m_owner = (GtkWidget*) NULL;
981
982 // Tearoffs are entries, just like separators. So if we want this
983 // menu to be a tear-off one, we just append a tearoff entry
984 // immediately.
985 if(m_style & wxMENU_TEAROFF)
986 {
987 GtkWidget *tearoff = gtk_tearoff_menu_item_new();
988
989 gtk_menu_append(GTK_MENU(m_menu), tearoff);
990 }
991
992 m_prevRadio = NULL;
993
994 // append the title as the very first entry if we have it
995 if ( !!m_title )
996 {
997 Append(-2, m_title);
998 AppendSeparator();
999 }
1000 }
1001
1002 wxMenu::~wxMenu()
1003 {
1004 WX_CLEAR_LIST(wxMenuItemList, m_items);
1005
1006 if ( GTK_IS_WIDGET( m_menu ))
1007 gtk_widget_destroy( m_menu );
1008 }
1009
1010 bool wxMenu::GtkAppend(wxMenuItem *mitem)
1011 {
1012 GtkWidget *menuItem;
1013
1014 if ( mitem->IsSeparator() )
1015 {
1016 #ifdef __WXGTK20__
1017 menuItem = gtk_separator_menu_item_new();
1018 #else
1019 // TODO
1020 menuItem = gtk_menu_item_new();
1021 #endif
1022 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1023
1024 }
1025 else if ( mitem->IsSubMenu() )
1026 {
1027 // text has "_" instead of "&" after mitem->SetText()
1028 wxString text( mitem->GetText() );
1029
1030 #ifdef __WXGTK20__
1031 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1032 #else
1033 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1034 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1035 // set new text
1036 gtk_label_set_text( label, wxGTK_CONV( text ) );
1037 // reparse key accel
1038 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1039 if (accel_key != GDK_VoidSymbol)
1040 {
1041 gtk_widget_add_accelerator (menuItem,
1042 "activate_item",
1043 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1044 accel_key,
1045 GDK_MOD1_MASK,
1046 GTK_ACCEL_LOCKED);
1047 }
1048 #endif
1049
1050 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1051 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1052
1053 gtk_widget_show( mitem->GetSubMenu()->m_menu );
1054
1055 // if adding a submenu to a menu already existing in the menu bar, we
1056 // must set invoking window to allow processing events from this
1057 // submenu
1058 if ( m_invokingWindow )
1059 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1060
1061 m_prevRadio = NULL;
1062 }
1063 else if (mitem->GetBitmap().Ok())
1064 {
1065 wxString text = mitem->GetText();
1066 const wxBitmap *bitmap = &mitem->GetBitmap();
1067 GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
1068 GdkBitmap *gdk_bitmap = bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap*) NULL;
1069
1070 #ifdef __WXGTK20__
1071 menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1072
1073 GtkWidget *image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
1074 gtk_widget_show(image);
1075
1076 gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
1077
1078 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1079 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1080 (gpointer)this );
1081
1082 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1083 #else
1084
1085 menuItem = gtk_pixmap_menu_item_new ();
1086 GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1087 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1088 gtk_container_add (GTK_CONTAINER (menuItem), label);
1089
1090 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1091 guint accel_key;
1092 GdkModifierType accel_mods;
1093
1094 // accelerator for the item, as specified by its label
1095 // (ex. Ctrl+O for open)
1096 gtk_accelerator_parse(GetHotKey(*mitem).c_str(), &accel_key,
1097 &accel_mods);
1098 if (accel_key != GDK_VoidSymbol)
1099 {
1100 gtk_widget_add_accelerator (menuItem,
1101 "activate_item",
1102 m_accel,
1103 accel_key, accel_mods,
1104 GTK_ACCEL_VISIBLE);
1105 }
1106
1107 // accelerator for the underlined char (ex ALT+F for the File menu)
1108 accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1109 if (accel_key != GDK_VoidSymbol)
1110 {
1111 gtk_widget_add_accelerator (menuItem,
1112 "activate_item",
1113 gtk_menu_ensure_uline_accel_group(GTK_MENU (m_menu)),
1114 accel_key,
1115 GDK_MOD1_MASK,
1116 GTK_ACCEL_LOCKED);
1117 }
1118
1119 gtk_widget_show (label);
1120
1121 mitem->SetLabelWidget(label);
1122
1123 GtkWidget* pixmap = gtk_pixmap_new( gdk_pixmap, gdk_bitmap );
1124 gtk_widget_show(pixmap);
1125 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1126
1127 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1128 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1129 (gpointer)this );
1130
1131 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1132 gtk_widget_show( menuItem );
1133 #endif
1134
1135 m_prevRadio = NULL;
1136 }
1137 else // a normal item
1138 {
1139 // text has "_" instead of "&" after mitem->SetText() so don't use it
1140 wxString text( mitem->GetText() );
1141
1142 switch ( mitem->GetKind() )
1143 {
1144 case wxITEM_CHECK:
1145 {
1146 #ifdef __WXGTK20__
1147 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1148 #else
1149 menuItem = gtk_check_menu_item_new_with_label( wxGTK_CONV( text ) );
1150 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1151 // set new text
1152 gtk_label_set_text( label, wxGTK_CONV( text ) );
1153 // reparse key accel
1154 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1155 if (accel_key != GDK_VoidSymbol)
1156 {
1157 gtk_widget_add_accelerator (menuItem,
1158 "activate_item",
1159 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1160 accel_key,
1161 GDK_MOD1_MASK,
1162 GTK_ACCEL_LOCKED);
1163 }
1164 #endif
1165 m_prevRadio = NULL;
1166 break;
1167 }
1168
1169 case wxITEM_RADIO:
1170 {
1171 GSList *group = NULL;
1172 if ( m_prevRadio == NULL )
1173 {
1174 // start of a new radio group
1175 #ifdef __WXGTK20__
1176 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1177 #else
1178 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1179 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1180 // set new text
1181 gtk_label_set_text( label, wxGTK_CONV( text ) );
1182 // reparse key accel
1183 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1184 if (accel_key != GDK_VoidSymbol)
1185 {
1186 gtk_widget_add_accelerator (menuItem,
1187 "activate_item",
1188 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1189 accel_key,
1190 GDK_MOD1_MASK,
1191 GTK_ACCEL_LOCKED);
1192 }
1193 #endif
1194 }
1195 else // continue the radio group
1196 {
1197 #ifdef __WXGTK20__
1198 group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1199 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1200 #else
1201 group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1202 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1203 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1204 // set new text
1205 gtk_label_set_text( label, wxGTK_CONV( text ) );
1206 // reparse key accel
1207 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1208 if (accel_key != GDK_VoidSymbol)
1209 {
1210 gtk_widget_add_accelerator (menuItem,
1211 "activate_item",
1212 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1213 accel_key,
1214 GDK_MOD1_MASK,
1215 GTK_ACCEL_LOCKED);
1216 }
1217 #endif
1218 }
1219 }
1220
1221 default:
1222 wxFAIL_MSG( _T("unexpected menu item kind") );
1223 // fall through
1224
1225 case wxITEM_NORMAL:
1226 {
1227 #ifdef __WXGTK20__
1228 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1229 #else
1230 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1231 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1232 // set new text
1233 gtk_label_set_text( label, wxGTK_CONV( text ) );
1234 // reparse key accel
1235 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1236 if (accel_key != GDK_VoidSymbol)
1237 {
1238 gtk_widget_add_accelerator (menuItem,
1239 "activate_item",
1240 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1241 accel_key,
1242 GDK_MOD1_MASK,
1243 GTK_ACCEL_LOCKED);
1244 }
1245 #endif
1246 m_prevRadio = NULL;
1247 break;
1248 }
1249 }
1250
1251 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1252 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1253 (gpointer)this );
1254
1255 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1256 }
1257
1258 guint accel_key;
1259 GdkModifierType accel_mods;
1260 wxCharBuffer buf = wxGTK_CONV( GetHotKey(*mitem) );
1261
1262 // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetHotKey(*mitem).c_str() );
1263
1264 gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1265 if (accel_key != 0)
1266 {
1267 gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1268 "activate",
1269 m_accel,
1270 accel_key,
1271 accel_mods,
1272 GTK_ACCEL_VISIBLE);
1273 }
1274
1275 gtk_widget_show( menuItem );
1276
1277 if ( !mitem->IsSeparator() )
1278 {
1279 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1280
1281 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1282 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1283 (gpointer)this );
1284
1285 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1286 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1287 (gpointer)this );
1288 }
1289
1290 mitem->SetMenuItem(menuItem);
1291
1292 if (ms_locked)
1293 {
1294 // This doesn't even exist!
1295 // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1296 }
1297
1298 return TRUE;
1299 }
1300
1301 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1302 {
1303 if (!GtkAppend(mitem))
1304 return NULL;
1305
1306 return wxMenuBase::DoAppend(mitem);
1307 }
1308
1309 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1310 {
1311 if ( !wxMenuBase::DoInsert(pos, item) )
1312 return NULL;
1313
1314 // TODO
1315 if ( !GtkAppend(item) )
1316 return NULL;
1317
1318 return item;
1319 }
1320
1321 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1322 {
1323 if ( !wxMenuBase::DoRemove(item) )
1324 return (wxMenuItem *)NULL;
1325
1326 // TODO: this code doesn't delete the item factory item and this seems
1327 // impossible as of GTK 1.2.6.
1328 gtk_widget_destroy( item->GetMenuItem() );
1329
1330 return item;
1331 }
1332
1333 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1334 {
1335 wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1336 while (node)
1337 {
1338 wxMenuItem *item = node->GetData();
1339 if (item->GetMenuItem() == menuItem)
1340 return item->GetId();
1341 node = node->GetNext();
1342 }
1343
1344 return wxNOT_FOUND;
1345 }
1346
1347 // ----------------------------------------------------------------------------
1348 // helpers
1349 // ----------------------------------------------------------------------------
1350
1351 #if wxUSE_ACCEL
1352
1353 static wxString GetHotKey( const wxMenuItem& item )
1354 {
1355 wxString hotkey;
1356
1357 wxAcceleratorEntry *accel = item.GetAccel();
1358 if ( accel )
1359 {
1360 int flags = accel->GetFlags();
1361 if ( flags & wxACCEL_ALT )
1362 hotkey += wxT("<alt>");
1363 if ( flags & wxACCEL_CTRL )
1364 hotkey += wxT("<control>");
1365 if ( flags & wxACCEL_SHIFT )
1366 hotkey += wxT("<shift>");
1367
1368 int code = accel->GetKeyCode();
1369 switch ( code )
1370 {
1371 case WXK_F1:
1372 case WXK_F2:
1373 case WXK_F3:
1374 case WXK_F4:
1375 case WXK_F5:
1376 case WXK_F6:
1377 case WXK_F7:
1378 case WXK_F8:
1379 case WXK_F9:
1380 case WXK_F10:
1381 case WXK_F11:
1382 case WXK_F12:
1383 hotkey << wxT('F') << code - WXK_F1 + 1;
1384 break;
1385
1386 // TODO: we should use gdk_keyval_name() (a.k.a.
1387 // XKeysymToString) here as well as hardcoding the keysym
1388 // names this might be not portable
1389 case WXK_NUMPAD_INSERT:
1390 hotkey << wxT("KP_Insert" );
1391 break;
1392 case WXK_NUMPAD_DELETE:
1393 hotkey << wxT("KP_Delete" );
1394 break;
1395 case WXK_INSERT:
1396 hotkey << wxT("Insert" );
1397 break;
1398 case WXK_DELETE:
1399 hotkey << wxT("Delete" );
1400 break;
1401 case WXK_UP:
1402 hotkey << wxT("Up" );
1403 break;
1404 case WXK_DOWN:
1405 hotkey << wxT("Down" );
1406 break;
1407 case WXK_PAGEUP:
1408 case WXK_PRIOR:
1409 hotkey << wxT("Prior" );
1410 break;
1411 case WXK_PAGEDOWN:
1412 case WXK_NEXT:
1413 hotkey << wxT("Next" );
1414 break;
1415 case WXK_LEFT:
1416 hotkey << wxT("Left" );
1417 break;
1418 case WXK_RIGHT:
1419 hotkey << wxT("Right" );
1420 break;
1421 case WXK_HOME:
1422 hotkey << wxT("Home" );
1423 break;
1424 case WXK_END:
1425 hotkey << wxT("End" );
1426 break;
1427 case WXK_RETURN:
1428 hotkey << wxT("Return" );
1429 break;
1430
1431 // if there are any other keys wxGetAccelFromString() may
1432 // return, we should process them here
1433
1434 default:
1435 if ( code < 127 )
1436 {
1437 wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1438 if ( name )
1439 {
1440 hotkey << name;
1441 break;
1442 }
1443 }
1444
1445 wxFAIL_MSG( wxT("unknown keyboard accel") );
1446 }
1447
1448 delete accel;
1449 }
1450
1451 return hotkey;
1452 }
1453
1454 #endif // wxUSE_ACCEL
1455
1456
1457 //-----------------------------------------------------------------------------
1458 // substitute for missing GtkPixmapMenuItem
1459 //-----------------------------------------------------------------------------
1460
1461 #ifndef __WXGTK20__
1462
1463 /*
1464 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1465 * All rights reserved.
1466 *
1467 * This file is part of the Gnome Library.
1468 *
1469 * The Gnome Library is free software; you can redistribute it and/or
1470 * modify it under the terms of the GNU Library General Public License as
1471 * published by the Free Software Foundation; either version 2 of the
1472 * License, or (at your option) any later version.
1473 *
1474 * The Gnome Library is distributed in the hope that it will be useful,
1475 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1476 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1477 * Library General Public License for more details.
1478 *
1479 * You should have received a copy of the GNU Library General Public
1480 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1481 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1482 * Boston, MA 02111-1307, USA.
1483 */
1484 /*
1485 @NOTATION@
1486 */
1487
1488 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1489
1490 #include <gtk/gtkaccellabel.h>
1491 #include <gtk/gtksignal.h>
1492 #include <gtk/gtkmenuitem.h>
1493 #include <gtk/gtkmenu.h>
1494 #include <gtk/gtkcontainer.h>
1495
1496 extern "C"
1497 {
1498
1499 static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1500 static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1501 static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1502 GdkRectangle *area);
1503 static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1504 GdkEventExpose *event);
1505
1506 /* we must override the following functions */
1507
1508 static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1509 static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1510 GtkAllocation *allocation);
1511 static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1512 gboolean include_internals,
1513 GtkCallback callback,
1514 gpointer callback_data);
1515 static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1516 GtkRequisition *requisition);
1517 static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1518 GtkWidget *child);
1519
1520 static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1521
1522 static GtkMenuItemClass *parent_class = NULL;
1523
1524 }
1525
1526 #define BORDER_SPACING 3
1527 #define PMAP_WIDTH 20
1528
1529 GtkType
1530 gtk_pixmap_menu_item_get_type (void)
1531 {
1532 static GtkType pixmap_menu_item_type = 0;
1533
1534 if (!pixmap_menu_item_type)
1535 {
1536 GtkTypeInfo pixmap_menu_item_info =
1537 {
1538 (char *)"GtkPixmapMenuItem",
1539 sizeof (GtkPixmapMenuItem),
1540 sizeof (GtkPixmapMenuItemClass),
1541 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1542 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1543 /* reserved_1 */ NULL,
1544 /* reserved_2 */ NULL,
1545 (GtkClassInitFunc) NULL,
1546 };
1547
1548 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1549 &pixmap_menu_item_info);
1550 }
1551
1552 return pixmap_menu_item_type;
1553 }
1554
1555 /**
1556 * gtk_pixmap_menu_item_new
1557 *
1558 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1559 * to set the pixmap wich is displayed at the left side.
1560 *
1561 * Returns:
1562 * &GtkWidget pointer to new menu item
1563 **/
1564
1565 GtkWidget*
1566 gtk_pixmap_menu_item_new (void)
1567 {
1568 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1569 }
1570
1571 static void
1572 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1573 {
1574 GtkObjectClass *object_class;
1575 GtkWidgetClass *widget_class;
1576 GtkMenuItemClass *menu_item_class;
1577 GtkContainerClass *container_class;
1578
1579 object_class = (GtkObjectClass*) klass;
1580 widget_class = (GtkWidgetClass*) klass;
1581 menu_item_class = (GtkMenuItemClass*) klass;
1582 container_class = (GtkContainerClass*) klass;
1583
1584 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1585
1586 widget_class->draw = gtk_pixmap_menu_item_draw;
1587 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1588 widget_class->map = gtk_pixmap_menu_item_map;
1589 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1590 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1591
1592 container_class->forall = gtk_pixmap_menu_item_forall;
1593 container_class->remove = gtk_pixmap_menu_item_remove;
1594
1595 klass->orig_toggle_size = menu_item_class->toggle_size;
1596 klass->have_pixmap_count = 0;
1597 }
1598
1599 static void
1600 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1601 {
1602 GtkMenuItem *mi;
1603
1604 mi = GTK_MENU_ITEM (menu_item);
1605
1606 menu_item->pixmap = NULL;
1607 }
1608
1609 static void
1610 gtk_pixmap_menu_item_draw (GtkWidget *widget,
1611 GdkRectangle *area)
1612 {
1613 g_return_if_fail (widget != NULL);
1614 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1615 g_return_if_fail (area != NULL);
1616
1617 if (GTK_WIDGET_CLASS (parent_class)->draw)
1618 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1619
1620 if (GTK_WIDGET_DRAWABLE (widget) &&
1621 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1622 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1623 }
1624 }
1625
1626 static gint
1627 gtk_pixmap_menu_item_expose (GtkWidget *widget,
1628 GdkEventExpose *event)
1629 {
1630 g_return_val_if_fail (widget != NULL, FALSE);
1631 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1632 g_return_val_if_fail (event != NULL, FALSE);
1633
1634 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1635 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1636
1637 if (GTK_WIDGET_DRAWABLE (widget) &&
1638 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1639 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1640 }
1641
1642 return FALSE;
1643 }
1644
1645 /**
1646 * gtk_pixmap_menu_item_set_pixmap
1647 * @menu_item: Pointer to the pixmap menu item
1648 * @pixmap: Pointer to a pixmap widget
1649 *
1650 * Set the pixmap of the menu item.
1651 *
1652 **/
1653
1654 void
1655 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1656 GtkWidget *pixmap)
1657 {
1658 g_return_if_fail (menu_item != NULL);
1659 g_return_if_fail (pixmap != NULL);
1660 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1661 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1662 g_return_if_fail (menu_item->pixmap == NULL);
1663
1664 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1665 menu_item->pixmap = pixmap;
1666
1667 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1668 !GTK_WIDGET_REALIZED (pixmap))
1669 gtk_widget_realize (pixmap);
1670
1671 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1672 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1673 GTK_WIDGET_VISIBLE(pixmap) &&
1674 !GTK_WIDGET_MAPPED (pixmap))
1675 gtk_widget_map (pixmap);
1676 }
1677
1678 changed_have_pixmap_status(menu_item);
1679
1680 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1681 gtk_widget_queue_resize (pixmap);
1682 }
1683
1684 static void
1685 gtk_pixmap_menu_item_map (GtkWidget *widget)
1686 {
1687 GtkPixmapMenuItem *menu_item;
1688
1689 g_return_if_fail (widget != NULL);
1690 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1691
1692 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1693
1694 GTK_WIDGET_CLASS(parent_class)->map(widget);
1695
1696 if (menu_item->pixmap &&
1697 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1698 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1699 gtk_widget_map (menu_item->pixmap);
1700 }
1701
1702 static void
1703 gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1704 GtkAllocation *allocation)
1705 {
1706 GtkPixmapMenuItem *pmenu_item;
1707
1708 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1709
1710 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1711 {
1712 GtkAllocation child_allocation;
1713 int border_width;
1714
1715 border_width = GTK_CONTAINER (widget)->border_width;
1716
1717 child_allocation.width = pmenu_item->pixmap->requisition.width;
1718 child_allocation.height = pmenu_item->pixmap->requisition.height;
1719 child_allocation.x = border_width + BORDER_SPACING;
1720 child_allocation.y = (border_width + BORDER_SPACING
1721 + (((allocation->height - child_allocation.height) - child_allocation.x)
1722 / 2)); /* center pixmaps vertically */
1723 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1724 }
1725
1726 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1727 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1728 }
1729
1730 static void
1731 gtk_pixmap_menu_item_forall (GtkContainer *container,
1732 gboolean include_internals,
1733 GtkCallback callback,
1734 gpointer callback_data)
1735 {
1736 GtkPixmapMenuItem *menu_item;
1737
1738 g_return_if_fail (container != NULL);
1739 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1740 g_return_if_fail (callback != NULL);
1741
1742 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1743
1744 if (menu_item->pixmap)
1745 (* callback) (menu_item->pixmap, callback_data);
1746
1747 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1748 callback,callback_data);
1749 }
1750
1751 static void
1752 gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1753 GtkRequisition *requisition)
1754 {
1755 GtkPixmapMenuItem *menu_item;
1756 GtkRequisition req = {0, 0};
1757
1758 g_return_if_fail (widget != NULL);
1759 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1760 g_return_if_fail (requisition != NULL);
1761
1762 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1763
1764 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1765
1766 if (menu_item->pixmap)
1767 gtk_widget_size_request(menu_item->pixmap, &req);
1768
1769 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1770 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1771 }
1772
1773 static void
1774 gtk_pixmap_menu_item_remove (GtkContainer *container,
1775 GtkWidget *child)
1776 {
1777 GtkBin *bin;
1778 gboolean widget_was_visible;
1779
1780 g_return_if_fail (container != NULL);
1781 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1782 g_return_if_fail (child != NULL);
1783 g_return_if_fail (GTK_IS_WIDGET (child));
1784
1785 bin = GTK_BIN (container);
1786 g_return_if_fail ((bin->child == child ||
1787 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1788
1789 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1790
1791 gtk_widget_unparent (child);
1792 if (bin->child == child)
1793 bin->child = NULL;
1794 else {
1795 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1796 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1797 }
1798
1799 if (widget_was_visible)
1800 gtk_widget_queue_resize (GTK_WIDGET (container));
1801 }
1802
1803
1804 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1805 static void
1806 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1807 {
1808 if (menu_item->pixmap != NULL) {
1809 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1810
1811 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1812 /* Install pixmap toggle size */
1813 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1814 }
1815 } else {
1816 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1817
1818 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1819 /* Install normal toggle size */
1820 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1821 }
1822 }
1823
1824 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1825 whenever the klass->toggle_size changes; but by doing it anytime
1826 this function is called, we get the same effect, just because of
1827 how the preferences option to show pixmaps works. Bogus, broken.
1828 */
1829 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1830 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1831 }
1832
1833 #endif
1834
wxWidgets (Impactor)