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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/menu.h"
19 #include "wx/log.h"
20 #include "wx/intl.h"
21 #include "wx/app.h"
22 #include "wx/bitmap.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 // we use normal item but with a special id for the menu title
50 static const int wxGTK_TITLE_ID = -3;
51
52 //-----------------------------------------------------------------------------
53 // idle system
54 //-----------------------------------------------------------------------------
55
56 extern void wxapp_install_idle_handler();
57 extern bool g_isIdle;
58
59 #if wxUSE_ACCEL
60 static wxString GetGtkHotKey( const wxMenuItem& item );
61 #endif
62
63 //-----------------------------------------------------------------------------
64 // substitute for missing GtkPixmapMenuItem
65 //-----------------------------------------------------------------------------
66
67 #ifndef __WXGTK20__
68
69 #define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ())
70 #define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
71 #define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
72 #define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
73 #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
74 //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
75 #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
76
77 #ifndef GTK_MENU_ITEM_GET_CLASS
78 #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
79 #endif
80
81 typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem;
82 typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass;
83
84 struct _GtkPixmapMenuItem
85 {
86 GtkMenuItem menu_item;
87
88 GtkWidget *pixmap;
89 };
90
91 struct _GtkPixmapMenuItemClass
92 {
93 GtkMenuItemClass parent_class;
94
95 guint orig_toggle_size;
96 guint have_pixmap_count;
97 };
98
99 extern "C" {
100 GtkType gtk_pixmap_menu_item_get_type (void);
101 GtkWidget* gtk_pixmap_menu_item_new (void);
102 void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
103 GtkWidget *pixmap);
104 }
105
106 #endif // !__WXGTK20__
107
108 //-----------------------------------------------------------------------------
109 // idle system
110 //-----------------------------------------------------------------------------
111
112 static wxString wxReplaceUnderscore( const wxString& title )
113 {
114 const wxChar *pc;
115
116 // GTK 1.2 wants to have "_" instead of "&" for accelerators
117 wxString str;
118 pc = title;
119 while (*pc != wxT('\0'))
120 {
121 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
122 {
123 // "&" is doubled to indicate "&" instead of accelerator
124 ++pc;
125 str << wxT('&');
126 }
127 else if (*pc == wxT('&'))
128 {
129 str << wxT('_');
130 }
131 else
132 {
133 if ( *pc == wxT('_') )
134 {
135 // underscores must be doubled to prevent them from being
136 // interpreted as accelerator character prefix by GTK
137 str << *pc;
138 }
139
140 str << *pc;
141 }
142 ++pc;
143 }
144
145 // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
146
147 return str;
148 }
149
150 //-----------------------------------------------------------------------------
151 // activate message from GTK
152 //-----------------------------------------------------------------------------
153
154 extern "C" {
155 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
156 {
157 if (g_isIdle) wxapp_install_idle_handler();
158
159 wxMenuEvent event( wxEVT_MENU_OPEN, -1, menu );
160 event.SetEventObject( menu );
161
162 wxEvtHandler* handler = menu->GetEventHandler();
163 if (handler && handler->ProcessEvent(event))
164 return;
165
166 wxWindow *win = menu->GetInvokingWindow();
167 if (win) win->GetEventHandler()->ProcessEvent( event );
168 }
169 }
170
171 //-----------------------------------------------------------------------------
172 // wxMenuBar
173 //-----------------------------------------------------------------------------
174
175 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
176
177 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
178 {
179 // the parent window is known after wxFrame::SetMenu()
180 m_needParent = FALSE;
181 m_style = style;
182 m_invokingWindow = (wxWindow*) NULL;
183
184 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
185 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
186 {
187 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
188 return;
189 }
190
191 m_menubar = gtk_menu_bar_new();
192 #ifndef __WXGTK20__
193 m_accel = gtk_accel_group_new();
194 #endif
195
196 if (style & wxMB_DOCKABLE)
197 {
198 m_widget = gtk_handle_box_new();
199 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
200 gtk_widget_show( GTK_WIDGET(m_menubar) );
201 }
202 else
203 {
204 m_widget = GTK_WIDGET(m_menubar);
205 }
206
207 PostCreation();
208
209 ApplyWidgetStyle();
210
211 for (size_t i = 0; i < n; ++i )
212 Append(menus[i], titles[i]);
213 }
214
215 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
216 {
217 Init(n, menus, titles, style);
218 }
219
220 wxMenuBar::wxMenuBar(long style)
221 {
222 Init(0, NULL, NULL, style);
223 }
224
225 wxMenuBar::wxMenuBar()
226 {
227 Init(0, NULL, NULL, 0);
228 }
229
230 wxMenuBar::~wxMenuBar()
231 {
232 }
233
234 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
235 {
236 menu->SetInvokingWindow( (wxWindow*) NULL );
237
238 wxWindow *top_frame = win;
239 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
240 top_frame = top_frame->GetParent();
241
242 #ifndef __WXGTK20__
243 // support for native hot keys
244 gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
245 #endif
246
247 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
248 while (node)
249 {
250 wxMenuItem *menuitem = node->GetData();
251 if (menuitem->IsSubMenu())
252 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
253 node = node->GetNext();
254 }
255 }
256
257 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
258 {
259 menu->SetInvokingWindow( win );
260
261 wxWindow *top_frame = win;
262 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
263 top_frame = top_frame->GetParent();
264
265 // support for native hot keys
266 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
267 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
268 gtk_accel_group_attach( menu->m_accel, obj );
269
270 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
271 while (node)
272 {
273 wxMenuItem *menuitem = node->GetData();
274 if (menuitem->IsSubMenu())
275 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
276 node = node->GetNext();
277 }
278 }
279
280 void wxMenuBar::SetInvokingWindow( wxWindow *win )
281 {
282 m_invokingWindow = win;
283 wxWindow *top_frame = win;
284 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
285 top_frame = top_frame->GetParent();
286
287 #ifndef __WXGTK20__
288 // support for native key accelerators indicated by underscroes
289 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
290 if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
291 gtk_accel_group_attach( m_accel, obj );
292 #endif
293
294 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
295 while (node)
296 {
297 wxMenu *menu = node->GetData();
298 wxMenubarSetInvokingWindow( menu, win );
299 node = node->GetNext();
300 }
301 }
302
303 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
304 {
305 m_invokingWindow = (wxWindow*) NULL;
306 wxWindow *top_frame = win;
307 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
308 top_frame = top_frame->GetParent();
309
310 #ifndef __WXGTK20__
311 // support for native key accelerators indicated by underscroes
312 gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
313 #endif
314
315 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
316 while (node)
317 {
318 wxMenu *menu = node->GetData();
319 wxMenubarUnsetInvokingWindow( menu, win );
320 node = node->GetNext();
321 }
322 }
323
324 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
325 {
326 if ( !wxMenuBarBase::Append( menu, title ) )
327 return FALSE;
328
329 return GtkAppend(menu, title);
330 }
331
332 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
333 {
334 wxString str( wxReplaceUnderscore( title ) );
335
336 // This doesn't have much effect right now.
337 menu->SetTitle( str );
338
339 // The "m_owner" is the "menu item"
340 #ifdef __WXGTK20__
341 menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
342 #else
343 menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
344 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
345 // set new text
346 gtk_label_set_text( label, wxGTK_CONV( str ) );
347 // reparse key accel
348 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
349 if (accel_key != GDK_VoidSymbol)
350 {
351 gtk_widget_add_accelerator (menu->m_owner,
352 "activate_item",
353 m_accel,//gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menubar)),
354 accel_key,
355 GDK_MOD1_MASK,
356 GTK_ACCEL_LOCKED);
357 }
358 #endif
359
360 gtk_widget_show( menu->m_owner );
361
362 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
363
364 if (pos == -1)
365 gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
366 else
367 gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
368
369 gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate",
370 GTK_SIGNAL_FUNC(gtk_menu_open_callback),
371 (gpointer)menu );
372
373 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
374 // addings menu later on.
375 if (m_invokingWindow)
376 {
377 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
378
379 // OPTIMISE ME: we should probably cache this, or pass it
380 // directly, but for now this is a minimal
381 // change to validate the new dynamic sizing.
382 // see (and refactor :) similar code in Remove
383 // below.
384
385 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
386
387 if( frame )
388 frame->UpdateMenuBarSize();
389 }
390
391 return TRUE;
392 }
393
394 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
395 {
396 if ( !wxMenuBarBase::Insert(pos, menu, title) )
397 return FALSE;
398
399 // TODO
400
401 if ( !GtkAppend(menu, title, (int)pos) )
402 return FALSE;
403
404 return TRUE;
405 }
406
407 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
408 {
409 // remove the old item and insert a new one
410 wxMenu *menuOld = Remove(pos);
411 if ( menuOld && !Insert(pos, menu, title) )
412 {
413 return (wxMenu*) NULL;
414 }
415
416 // either Insert() succeeded or Remove() failed and menuOld is NULL
417 return menuOld;
418 }
419
420 wxMenu *wxMenuBar::Remove(size_t pos)
421 {
422 wxMenu *menu = wxMenuBarBase::Remove(pos);
423 if ( !menu )
424 return (wxMenu*) NULL;
425
426 gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
427 gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
428
429 gtk_widget_destroy( menu->m_owner );
430 menu->m_owner = NULL;
431
432 if (m_invokingWindow)
433 {
434 // OPTIMISE ME: see comment in GtkAppend
435 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
436
437 if( frame )
438 frame->UpdateMenuBarSize();
439 }
440
441 return menu;
442 }
443
444 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
445 {
446 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
447 {
448 int res = menu->FindItem( itemString );
449 if (res != wxNOT_FOUND)
450 return res;
451 }
452
453 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
454 while (node)
455 {
456 wxMenuItem *item = node->GetData();
457 if (item->IsSubMenu())
458 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
459
460 node = node->GetNext();
461 }
462
463 return wxNOT_FOUND;
464 }
465
466 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
467 {
468 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
469 while (node)
470 {
471 wxMenu *menu = node->GetData();
472 int res = FindMenuItemRecursive( menu, menuString, itemString);
473 if (res != -1)
474 return res;
475 node = node->GetNext();
476 }
477
478 return wxNOT_FOUND;
479 }
480
481 // Find a wxMenuItem using its id. Recurses down into sub-menus
482 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
483 {
484 wxMenuItem* result = menu->FindChildItem(id);
485
486 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
487 while ( node && result == NULL )
488 {
489 wxMenuItem *item = node->GetData();
490 if (item->IsSubMenu())
491 {
492 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
493 }
494 node = node->GetNext();
495 }
496
497 return result;
498 }
499
500 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
501 {
502 wxMenuItem* result = 0;
503 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
504 while (node && result == 0)
505 {
506 wxMenu *menu = node->GetData();
507 result = FindMenuItemByIdRecursive( menu, id );
508 node = node->GetNext();
509 }
510
511 if ( menuForItem )
512 {
513 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
514 }
515
516 return result;
517 }
518
519 void wxMenuBar::EnableTop( size_t pos, bool flag )
520 {
521 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
522
523 wxCHECK_RET( node, wxT("menu not found") );
524
525 wxMenu* menu = node->GetData();
526
527 if (menu->m_owner)
528 gtk_widget_set_sensitive( menu->m_owner, flag );
529 }
530
531 wxString wxMenuBar::GetLabelTop( size_t pos ) const
532 {
533 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
534
535 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
536
537 wxMenu* menu = node->GetData();
538
539 wxString label;
540 wxString text( menu->GetTitle() );
541 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
542 {
543 if ( *pc == wxT('_') )
544 {
545 // '_' is the escape character for GTK+
546 continue;
547 }
548
549 // don't remove ampersands '&' since if we have them in the menu title
550 // it means that they were doubled to indicate "&" instead of accelerator
551
552 label += *pc;
553 }
554
555 return label;
556 }
557
558 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
559 {
560 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
561
562 wxCHECK_RET( node, wxT("menu not found") );
563
564 wxMenu* menu = node->GetData();
565
566 wxString str( wxReplaceUnderscore( label ) );
567
568 menu->SetTitle( str );
569
570 if (menu->m_owner)
571 {
572 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
573
574 /* set new text */
575 gtk_label_set( label, wxGTK_CONV( str ) );
576
577 /* reparse key accel */
578 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
579 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
580 }
581
582 }
583
584 //-----------------------------------------------------------------------------
585 // "activate"
586 //-----------------------------------------------------------------------------
587
588 extern "C" {
589 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
590 {
591 if (g_isIdle)
592 wxapp_install_idle_handler();
593
594 int id = menu->FindMenuIdByMenuItem(widget);
595
596 /* should find it for normal (not popup) menu */
597 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
598 _T("menu item not found in gtk_menu_clicked_callback") );
599
600 if (!menu->IsEnabled(id))
601 return;
602
603 wxMenuItem* item = menu->FindChildItem( id );
604 wxCHECK_RET( item, wxT("error in menu item callback") );
605
606 if ( item->GetId() == wxGTK_TITLE_ID )
607 {
608 // ignore events from the menu title
609 return;
610 }
611
612 if (item->IsCheckable())
613 {
614 bool isReallyChecked = item->IsChecked(),
615 isInternallyChecked = item->wxMenuItemBase::IsChecked();
616
617 // ensure that the internal state is always consistent with what is
618 // shown on the screen
619 item->wxMenuItemBase::Check(isReallyChecked);
620
621 // we must not report the events for the radio button going up nor the
622 // events resulting from the calls to wxMenuItem::Check()
623 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
624 (isInternallyChecked == isReallyChecked) )
625 {
626 return;
627 }
628 }
629
630
631 // Is this menu on a menubar? (possibly nested)
632 wxFrame* frame = NULL;
633 if(menu->IsAttached())
634 frame = menu->GetMenuBar()->GetFrame();
635
636 // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
637 // normally wxMenu::SendEvent() should be enough, if it doesn't work
638 // in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
639 // should be fixed instead of working around it here...
640 if (frame)
641 {
642 // If it is attached then let the frame send the event.
643 // Don't call frame->ProcessCommand(id) because it toggles
644 // checkable items and we've already done that above.
645 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
646 commandEvent.SetEventObject(frame);
647 if (item->IsCheckable())
648 commandEvent.SetInt(item->IsChecked());
649 commandEvent.SetEventObject(menu);
650
651 frame->GetEventHandler()->ProcessEvent(commandEvent);
652 }
653 else
654 {
655 // otherwise let the menu have it
656 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
657 }
658 }
659 }
660
661 //-----------------------------------------------------------------------------
662 // "select"
663 //-----------------------------------------------------------------------------
664
665 extern "C" {
666 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
667 {
668 if (g_isIdle) wxapp_install_idle_handler();
669
670 int id = menu->FindMenuIdByMenuItem(widget);
671
672 wxASSERT( id != -1 ); // should find it!
673
674 if (!menu->IsEnabled(id))
675 return;
676
677 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
678 event.SetEventObject( menu );
679
680 wxEvtHandler* handler = menu->GetEventHandler();
681 if (handler && handler->ProcessEvent(event))
682 return;
683
684 wxWindow *win = menu->GetInvokingWindow();
685 if (win) win->GetEventHandler()->ProcessEvent( event );
686 }
687 }
688
689 //-----------------------------------------------------------------------------
690 // "deselect"
691 //-----------------------------------------------------------------------------
692
693 extern "C" {
694 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
695 {
696 if (g_isIdle) wxapp_install_idle_handler();
697
698 int id = menu->FindMenuIdByMenuItem(widget);
699
700 wxASSERT( id != -1 ); // should find it!
701
702 if (!menu->IsEnabled(id))
703 return;
704
705 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
706 event.SetEventObject( menu );
707
708 wxEvtHandler* handler = menu->GetEventHandler();
709 if (handler && handler->ProcessEvent(event))
710 return;
711
712 wxWindow *win = menu->GetInvokingWindow();
713 if (win)
714 win->GetEventHandler()->ProcessEvent( event );
715 }
716 }
717
718 //-----------------------------------------------------------------------------
719 // wxMenuItem
720 //-----------------------------------------------------------------------------
721
722 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
723
724 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
725 int id,
726 const wxString& name,
727 const wxString& help,
728 wxItemKind kind,
729 wxMenu *subMenu)
730 {
731 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
732 }
733
734 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
735 int id,
736 const wxString& text,
737 const wxString& help,
738 wxItemKind kind,
739 wxMenu *subMenu)
740 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
741 {
742 Init(text);
743 }
744
745 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
746 int id,
747 const wxString& text,
748 const wxString& help,
749 bool isCheckable,
750 wxMenu *subMenu)
751 : wxMenuItemBase(parentMenu, id, text, help,
752 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
753 {
754 Init(text);
755 }
756
757 void wxMenuItem::Init(const wxString& text)
758 {
759 m_labelWidget = (GtkWidget *) NULL;
760 m_menuItem = (GtkWidget *) NULL;
761
762 DoSetText(text);
763 }
764
765 wxMenuItem::~wxMenuItem()
766 {
767 // don't delete menu items, the menus take care of that
768 }
769
770 // return the menu item text without any menu accels
771 /* static */
772 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
773 {
774 wxString label;
775
776 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
777 {
778 if ( *pc == wxT('\t'))
779 break;
780
781 if ( *pc == wxT('_') )
782 {
783 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
784 pc++;
785 label += *pc;
786 continue;
787 }
788
789 #ifdef __WXGTK20__
790 if ( *pc == wxT('\\') )
791 {
792 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
793 pc++;
794 label += *pc;
795 continue;
796 }
797 #endif
798
799 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
800 {
801 // wxMSW escapes "&"
802 // "&" is doubled to indicate "&" instead of accelerator
803 continue;
804 }
805
806 label += *pc;
807 }
808
809 // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
810
811 return label;
812 }
813
814 void wxMenuItem::SetText( const wxString& str )
815 {
816 // Some optimization to avoid flicker
817 wxString oldLabel = m_text;
818 oldLabel = wxStripMenuCodes(oldLabel);
819 oldLabel.Replace(wxT("_"), wxT(""));
820 wxString label1 = wxStripMenuCodes(str);
821 wxString oldhotkey = GetHotKey(); // Store the old hotkey in Ctrl-foo format
822 wxCharBuffer oldbuf = wxGTK_CONV( GetGtkHotKey(*this) ); // and as <control>foo
823
824 DoSetText(str);
825
826 if (oldLabel == label1 &&
827 oldhotkey == GetHotKey()) // Make sure we can change a hotkey even if the label is unaltered
828 return;
829
830 if (m_menuItem)
831 {
832 GtkLabel *label;
833 if (m_labelWidget)
834 label = (GtkLabel*) m_labelWidget;
835 else
836 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
837
838 #ifdef __WXGTK20__
839 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(m_text) );
840 #else
841 // set new text
842 gtk_label_set( label, wxGTK_CONV( m_text ) );
843
844 // reparse key accel
845 (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
846 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
847 #endif
848 }
849
850 guint accel_key;
851 GdkModifierType accel_mods;
852 gtk_accelerator_parse( (const char*) oldbuf, &accel_key, &accel_mods);
853 if (accel_key != 0)
854 {
855 gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
856 m_parentMenu->m_accel,
857 accel_key,
858 accel_mods );
859 }
860
861 wxCharBuffer buf = wxGTK_CONV( GetGtkHotKey(*this) );
862 gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
863 if (accel_key != 0)
864 {
865 gtk_widget_add_accelerator( GTK_WIDGET(m_menuItem),
866 "activate",
867 m_parentMenu->m_accel,
868 accel_key,
869 accel_mods,
870 GTK_ACCEL_VISIBLE);
871 }
872 }
873
874 // it's valid for this function to be called even if m_menuItem == NULL
875 void wxMenuItem::DoSetText( const wxString& str )
876 {
877 // '\t' is the deliminator indicating a hot key
878 m_text.Empty();
879 const wxChar *pc = str;
880 while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
881 {
882 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
883 {
884 // "&" is doubled to indicate "&" instead of accelerator
885 ++pc;
886 m_text << wxT('&');
887 }
888 else if (*pc == wxT('&'))
889 {
890 m_text << wxT('_');
891 }
892 else if ( *pc == wxT('_') ) // escape underscores
893 {
894 m_text << wxT("__");
895 }
896 else
897 {
898 m_text << *pc;
899 }
900 ++pc;
901 }
902
903 m_hotKey = wxT("");
904
905 if(*pc == wxT('\t'))
906 {
907 pc++;
908 m_hotKey = pc;
909 }
910
911 // wxPrintf( wxT("DoSetText(): str %s m_text %s hotkey %s\n"), str.c_str(), m_text.c_str(), m_hotKey.c_str() );
912 }
913
914 #if wxUSE_ACCEL
915
916 wxAcceleratorEntry *wxMenuItem::GetAccel() const
917 {
918 if ( !GetHotKey() )
919 {
920 // nothing
921 return (wxAcceleratorEntry *)NULL;
922 }
923
924 // as wxGetAccelFromString() looks for TAB, insert a dummy one here
925 wxString label;
926 label << wxT('\t') << GetHotKey();
927
928 return wxGetAccelFromString(label);
929 }
930
931 #endif // wxUSE_ACCEL
932
933 void wxMenuItem::Check( bool check )
934 {
935 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
936
937 if (check == m_isChecked)
938 return;
939
940 wxMenuItemBase::Check( check );
941
942 switch ( GetKind() )
943 {
944 case wxITEM_CHECK:
945 case wxITEM_RADIO:
946 gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
947 break;
948
949 default:
950 wxFAIL_MSG( _T("can't check this item") );
951 }
952 }
953
954 void wxMenuItem::Enable( bool enable )
955 {
956 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
957
958 gtk_widget_set_sensitive( m_menuItem, enable );
959 wxMenuItemBase::Enable( enable );
960 }
961
962 bool wxMenuItem::IsChecked() const
963 {
964 wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
965
966 wxCHECK_MSG( IsCheckable(), FALSE,
967 wxT("can't get state of uncheckable item!") );
968
969 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
970 }
971
972 //-----------------------------------------------------------------------------
973 // wxMenu
974 //-----------------------------------------------------------------------------
975
976 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
977
978 void wxMenu::Init()
979 {
980 m_accel = gtk_accel_group_new();
981 m_menu = gtk_menu_new();
982 // NB: keep reference to the menu so that it is not destroyed behind
983 // our back by GTK+ e.g. when it is removed from menubar:
984 gtk_widget_ref(m_menu);
985
986 m_owner = (GtkWidget*) NULL;
987
988 // Tearoffs are entries, just like separators. So if we want this
989 // menu to be a tear-off one, we just append a tearoff entry
990 // immediately.
991 if ( m_style & wxMENU_TEAROFF )
992 {
993 GtkWidget *tearoff = gtk_tearoff_menu_item_new();
994
995 gtk_menu_append(GTK_MENU(m_menu), tearoff);
996 }
997
998 m_prevRadio = NULL;
999
1000 // append the title as the very first entry if we have it
1001 if ( !m_title.empty() )
1002 {
1003 Append(wxGTK_TITLE_ID, m_title);
1004 AppendSeparator();
1005 }
1006 }
1007
1008 wxMenu::~wxMenu()
1009 {
1010 WX_CLEAR_LIST(wxMenuItemList, m_items);
1011
1012 if ( GTK_IS_WIDGET( m_menu ))
1013 {
1014 // see wxMenu::Init
1015 gtk_widget_unref( m_menu );
1016 // if the menu is inserted in another menu at this time, there was
1017 // one more reference to it:
1018 if ( m_owner )
1019 gtk_widget_destroy( m_menu );
1020 }
1021 }
1022
1023 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
1024 {
1025 GtkWidget *menuItem;
1026
1027 if ( mitem->IsSeparator() )
1028 {
1029 #ifdef __WXGTK20__
1030 menuItem = gtk_separator_menu_item_new();
1031 #else
1032 // TODO
1033 menuItem = gtk_menu_item_new();
1034 #endif
1035 if (pos == -1)
1036 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1037 else
1038 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1039 }
1040 else if ( mitem->IsSubMenu() )
1041 {
1042 // text has "_" instead of "&" after mitem->SetText()
1043 wxString text( mitem->GetText() );
1044
1045 #ifdef __WXGTK20__
1046 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1047 #else
1048 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1049 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1050 // set new text
1051 gtk_label_set_text( label, wxGTK_CONV( text ) );
1052 // reparse key accel
1053 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1054 if (accel_key != GDK_VoidSymbol)
1055 {
1056 gtk_widget_add_accelerator (menuItem,
1057 "activate_item",
1058 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1059 accel_key,
1060 GDK_MOD1_MASK,
1061 GTK_ACCEL_LOCKED);
1062 }
1063 #endif
1064
1065 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1066 if (pos == -1)
1067 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1068 else
1069 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1070
1071 gtk_widget_show( mitem->GetSubMenu()->m_menu );
1072
1073 // if adding a submenu to a menu already existing in the menu bar, we
1074 // must set invoking window to allow processing events from this
1075 // submenu
1076 if ( m_invokingWindow )
1077 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1078
1079 m_prevRadio = NULL;
1080 }
1081 else if (mitem->GetBitmap().Ok())
1082 {
1083 wxString text = mitem->GetText();
1084 const wxBitmap *bitmap = &mitem->GetBitmap();
1085
1086 #ifdef __WXGTK20__
1087 menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1088
1089 GtkWidget *image;
1090 if (bitmap->HasPixbuf())
1091 {
1092 image = gtk_image_new_from_pixbuf(bitmap->GetPixbuf());
1093 }
1094 else
1095 {
1096 GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
1097 GdkBitmap *gdk_bitmap = bitmap->GetMask() ?
1098 bitmap->GetMask()->GetBitmap() :
1099 (GdkBitmap*) NULL;
1100 image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
1101 }
1102
1103 gtk_widget_show(image);
1104
1105 gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
1106
1107 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1108 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1109 (gpointer)this );
1110
1111 if (pos == -1)
1112 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1113 else
1114 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1115 #else
1116 GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
1117 GdkBitmap *gdk_bitmap = bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap*) NULL;
1118
1119 menuItem = gtk_pixmap_menu_item_new ();
1120 GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1121 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1122 gtk_container_add (GTK_CONTAINER (menuItem), label);
1123
1124 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1125 guint accel_key;
1126 GdkModifierType accel_mods;
1127
1128 // accelerator for the item, as specified by its label
1129 // (ex. Ctrl+O for open)
1130 gtk_accelerator_parse(GetGtkHotKey(*mitem).c_str(), &accel_key,
1131 &accel_mods);
1132 if (accel_key != GDK_VoidSymbol)
1133 {
1134 gtk_widget_add_accelerator (menuItem,
1135 "activate_item",
1136 m_accel,
1137 accel_key, accel_mods,
1138 GTK_ACCEL_VISIBLE);
1139 }
1140
1141 // accelerator for the underlined char (ex ALT+F for the File menu)
1142 accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1143 if (accel_key != GDK_VoidSymbol)
1144 {
1145 gtk_widget_add_accelerator (menuItem,
1146 "activate_item",
1147 gtk_menu_ensure_uline_accel_group(GTK_MENU (m_menu)),
1148 accel_key,
1149 GDK_MOD1_MASK,
1150 GTK_ACCEL_LOCKED);
1151 }
1152
1153 gtk_widget_show (label);
1154
1155 mitem->SetLabelWidget(label);
1156
1157 GtkWidget* pixmap = gtk_pixmap_new( gdk_pixmap, gdk_bitmap );
1158 gtk_widget_show(pixmap);
1159 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1160
1161 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1162 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1163 (gpointer)this );
1164
1165 if (pos == -1)
1166 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1167 else
1168 gtk_menu_insert( GTK_MENU(m_menu), menuItem, pos );
1169 gtk_widget_show( menuItem );
1170 #endif
1171
1172 m_prevRadio = NULL;
1173 }
1174 else // a normal item
1175 {
1176 // text has "_" instead of "&" after mitem->SetText() so don't use it
1177 wxString text( mitem->GetText() );
1178
1179 switch ( mitem->GetKind() )
1180 {
1181 case wxITEM_CHECK:
1182 {
1183 #ifdef __WXGTK20__
1184 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1185 #else
1186 menuItem = gtk_check_menu_item_new_with_label( wxGTK_CONV( text ) );
1187 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1188 // set new text
1189 gtk_label_set_text( label, wxGTK_CONV( text ) );
1190 // reparse key accel
1191 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1192 if (accel_key != GDK_VoidSymbol)
1193 {
1194 gtk_widget_add_accelerator (menuItem,
1195 "activate_item",
1196 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1197 accel_key,
1198 GDK_MOD1_MASK,
1199 GTK_ACCEL_LOCKED);
1200 }
1201 #endif
1202 m_prevRadio = NULL;
1203 break;
1204 }
1205
1206 case wxITEM_RADIO:
1207 {
1208 GSList *group = NULL;
1209 if ( m_prevRadio == NULL )
1210 {
1211 // start of a new radio group
1212 #ifdef __WXGTK20__
1213 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1214 #else
1215 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1216 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1217 // set new text
1218 gtk_label_set_text( label, wxGTK_CONV( text ) );
1219 // reparse key accel
1220 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1221 if (accel_key != GDK_VoidSymbol)
1222 {
1223 gtk_widget_add_accelerator (menuItem,
1224 "activate_item",
1225 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1226 accel_key,
1227 GDK_MOD1_MASK,
1228 GTK_ACCEL_LOCKED);
1229 }
1230 #endif
1231 }
1232 else // continue the radio group
1233 {
1234 #ifdef __WXGTK20__
1235 group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1236 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1237 #else
1238 group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1239 m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1240 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1241 // set new text
1242 gtk_label_set_text( label, wxGTK_CONV( text ) );
1243 // reparse key accel
1244 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1245 if (accel_key != GDK_VoidSymbol)
1246 {
1247 gtk_widget_add_accelerator (menuItem,
1248 "activate_item",
1249 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1250 accel_key,
1251 GDK_MOD1_MASK,
1252 GTK_ACCEL_LOCKED);
1253 }
1254 #endif
1255 }
1256 break;
1257 }
1258
1259 default:
1260 wxFAIL_MSG( _T("unexpected menu item kind") );
1261 // fall through
1262
1263 case wxITEM_NORMAL:
1264 {
1265 #ifdef __WXGTK20__
1266 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1267 #else
1268 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1269 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1270 // set new text
1271 gtk_label_set_text( label, wxGTK_CONV( text ) );
1272 // reparse key accel
1273 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1274 if (accel_key != GDK_VoidSymbol)
1275 {
1276 gtk_widget_add_accelerator (menuItem,
1277 "activate_item",
1278 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1279 accel_key,
1280 GDK_MOD1_MASK,
1281 GTK_ACCEL_LOCKED);
1282 }
1283 #endif
1284 m_prevRadio = NULL;
1285 break;
1286 }
1287 }
1288
1289 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1290 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1291 (gpointer)this );
1292
1293 if (pos == -1)
1294 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1295 else
1296 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1297 }
1298
1299 guint accel_key;
1300 GdkModifierType accel_mods;
1301 wxCharBuffer buf = wxGTK_CONV( GetGtkHotKey(*mitem) );
1302
1303 // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetGtkHotKey(*mitem).c_str() );
1304 gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1305 if (accel_key != 0)
1306 {
1307 gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1308 "activate",
1309 m_accel,
1310 accel_key,
1311 accel_mods,
1312 GTK_ACCEL_VISIBLE);
1313 }
1314
1315 gtk_widget_show( menuItem );
1316
1317 if ( !mitem->IsSeparator() )
1318 {
1319 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1320
1321 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1322 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1323 (gpointer)this );
1324
1325 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1326 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1327 (gpointer)this );
1328 }
1329
1330 mitem->SetMenuItem(menuItem);
1331
1332 if (ms_locked)
1333 {
1334 // This doesn't even exist!
1335 // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1336 }
1337
1338 return TRUE;
1339 }
1340
1341 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1342 {
1343 if (!GtkAppend(mitem))
1344 return NULL;
1345
1346 return wxMenuBase::DoAppend(mitem);
1347 }
1348
1349 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1350 {
1351 if ( !wxMenuBase::DoInsert(pos, item) )
1352 return NULL;
1353
1354 // TODO
1355 if ( !GtkAppend(item, (int)pos) )
1356 return NULL;
1357
1358 return item;
1359 }
1360
1361 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1362 {
1363 if ( !wxMenuBase::DoRemove(item) )
1364 return (wxMenuItem *)NULL;
1365
1366 // TODO: this code doesn't delete the item factory item and this seems
1367 // impossible as of GTK 1.2.6.
1368 gtk_widget_destroy( item->GetMenuItem() );
1369
1370 return item;
1371 }
1372
1373 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1374 {
1375 wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1376 while (node)
1377 {
1378 wxMenuItem *item = node->GetData();
1379 if (item->GetMenuItem() == menuItem)
1380 return item->GetId();
1381 node = node->GetNext();
1382 }
1383
1384 return wxNOT_FOUND;
1385 }
1386
1387 // ----------------------------------------------------------------------------
1388 // helpers
1389 // ----------------------------------------------------------------------------
1390
1391 #if wxUSE_ACCEL
1392
1393 static wxString GetGtkHotKey( const wxMenuItem& item )
1394 {
1395 wxString hotkey;
1396
1397 wxAcceleratorEntry *accel = item.GetAccel();
1398 if ( accel )
1399 {
1400 int flags = accel->GetFlags();
1401 if ( flags & wxACCEL_ALT )
1402 hotkey += wxT("<alt>");
1403 if ( flags & wxACCEL_CTRL )
1404 hotkey += wxT("<control>");
1405 if ( flags & wxACCEL_SHIFT )
1406 hotkey += wxT("<shift>");
1407
1408 int code = accel->GetKeyCode();
1409 switch ( code )
1410 {
1411 case WXK_F1:
1412 case WXK_F2:
1413 case WXK_F3:
1414 case WXK_F4:
1415 case WXK_F5:
1416 case WXK_F6:
1417 case WXK_F7:
1418 case WXK_F8:
1419 case WXK_F9:
1420 case WXK_F10:
1421 case WXK_F11:
1422 case WXK_F12:
1423 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1424 break;
1425
1426 // TODO: we should use gdk_keyval_name() (a.k.a.
1427 // XKeysymToString) here as well as hardcoding the keysym
1428 // names this might be not portable
1429 case WXK_NUMPAD_INSERT:
1430 hotkey << wxT("KP_Insert" );
1431 break;
1432 case WXK_NUMPAD_DELETE:
1433 hotkey << wxT("KP_Delete" );
1434 break;
1435 case WXK_INSERT:
1436 hotkey << wxT("Insert" );
1437 break;
1438 case WXK_DELETE:
1439 hotkey << wxT("Delete" );
1440 break;
1441 case WXK_UP:
1442 hotkey << wxT("Up" );
1443 break;
1444 case WXK_DOWN:
1445 hotkey << wxT("Down" );
1446 break;
1447 case WXK_PAGEUP:
1448 case WXK_PRIOR:
1449 hotkey << wxT("Prior" );
1450 break;
1451 case WXK_PAGEDOWN:
1452 case WXK_NEXT:
1453 hotkey << wxT("Next" );
1454 break;
1455 case WXK_LEFT:
1456 hotkey << wxT("Left" );
1457 break;
1458 case WXK_RIGHT:
1459 hotkey << wxT("Right" );
1460 break;
1461 case WXK_HOME:
1462 hotkey << wxT("Home" );
1463 break;
1464 case WXK_END:
1465 hotkey << wxT("End" );
1466 break;
1467 case WXK_RETURN:
1468 hotkey << wxT("Return" );
1469 break;
1470
1471 // if there are any other keys wxGetAccelFromString() may
1472 // return, we should process them here
1473
1474 default:
1475 if ( code < 127 )
1476 {
1477 wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1478 if ( name )
1479 {
1480 hotkey << name;
1481 break;
1482 }
1483 }
1484
1485 wxFAIL_MSG( wxT("unknown keyboard accel") );
1486 }
1487
1488 delete accel;
1489 }
1490
1491 return hotkey;
1492 }
1493
1494 #endif // wxUSE_ACCEL
1495
1496
1497 //-----------------------------------------------------------------------------
1498 // substitute for missing GtkPixmapMenuItem
1499 //-----------------------------------------------------------------------------
1500
1501 #ifndef __WXGTK20__
1502
1503 /*
1504 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1505 * All rights reserved.
1506 *
1507 * This file is part of the Gnome Library.
1508 *
1509 * The Gnome Library is free software; you can redistribute it and/or
1510 * modify it under the terms of the GNU Library General Public License as
1511 * published by the Free Software Foundation; either version 2 of the
1512 * License, or (at your option) any later version.
1513 *
1514 * The Gnome Library is distributed in the hope that it will be useful,
1515 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1516 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1517 * Library General Public License for more details.
1518 *
1519 * You should have received a copy of the GNU Library General Public
1520 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1521 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1522 * Boston, MA 02111-1307, USA.
1523 */
1524 /*
1525 @NOTATION@
1526 */
1527
1528 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1529
1530 #include <gtk/gtkaccellabel.h>
1531 #include <gtk/gtksignal.h>
1532 #include <gtk/gtkmenuitem.h>
1533 #include <gtk/gtkmenu.h>
1534 #include <gtk/gtkcontainer.h>
1535
1536 extern "C"
1537 {
1538
1539 static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1540 static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1541 static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1542 GdkRectangle *area);
1543 static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1544 GdkEventExpose *event);
1545
1546 /* we must override the following functions */
1547
1548 static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1549 static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1550 GtkAllocation *allocation);
1551 static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1552 gboolean include_internals,
1553 GtkCallback callback,
1554 gpointer callback_data);
1555 static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1556 GtkRequisition *requisition);
1557 static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1558 GtkWidget *child);
1559
1560 static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1561
1562 static GtkMenuItemClass *parent_class = NULL;
1563
1564 } // extern "C"
1565
1566 #define BORDER_SPACING 3
1567 #define PMAP_WIDTH 20
1568
1569 GtkType
1570 gtk_pixmap_menu_item_get_type (void)
1571 {
1572 static GtkType pixmap_menu_item_type = 0;
1573
1574 if (!pixmap_menu_item_type)
1575 {
1576 GtkTypeInfo pixmap_menu_item_info =
1577 {
1578 (char *)"GtkPixmapMenuItem",
1579 sizeof (GtkPixmapMenuItem),
1580 sizeof (GtkPixmapMenuItemClass),
1581 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1582 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1583 /* reserved_1 */ NULL,
1584 /* reserved_2 */ NULL,
1585 (GtkClassInitFunc) NULL,
1586 };
1587
1588 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1589 &pixmap_menu_item_info);
1590 }
1591
1592 return pixmap_menu_item_type;
1593 }
1594
1595 extern "C" {
1596
1597 /**
1598 * gtk_pixmap_menu_item_new
1599 *
1600 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1601 * to set the pixmap wich is displayed at the left side.
1602 *
1603 * Returns:
1604 * &GtkWidget pointer to new menu item
1605 **/
1606
1607 GtkWidget*
1608 gtk_pixmap_menu_item_new (void)
1609 {
1610 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1611 }
1612
1613 static void
1614 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1615 {
1616 GtkObjectClass *object_class;
1617 GtkWidgetClass *widget_class;
1618 GtkMenuItemClass *menu_item_class;
1619 GtkContainerClass *container_class;
1620
1621 object_class = (GtkObjectClass*) klass;
1622 widget_class = (GtkWidgetClass*) klass;
1623 menu_item_class = (GtkMenuItemClass*) klass;
1624 container_class = (GtkContainerClass*) klass;
1625
1626 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1627
1628 widget_class->draw = gtk_pixmap_menu_item_draw;
1629 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1630 widget_class->map = gtk_pixmap_menu_item_map;
1631 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1632 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1633
1634 container_class->forall = gtk_pixmap_menu_item_forall;
1635 container_class->remove = gtk_pixmap_menu_item_remove;
1636
1637 klass->orig_toggle_size = menu_item_class->toggle_size;
1638 klass->have_pixmap_count = 0;
1639 }
1640
1641 static void
1642 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1643 {
1644 GtkMenuItem *mi;
1645
1646 mi = GTK_MENU_ITEM (menu_item);
1647
1648 menu_item->pixmap = NULL;
1649 }
1650
1651 static void
1652 gtk_pixmap_menu_item_draw (GtkWidget *widget,
1653 GdkRectangle *area)
1654 {
1655 g_return_if_fail (widget != NULL);
1656 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1657 g_return_if_fail (area != NULL);
1658
1659 if (GTK_WIDGET_CLASS (parent_class)->draw)
1660 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1661
1662 if (GTK_WIDGET_DRAWABLE (widget) &&
1663 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1664 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1665 }
1666 }
1667
1668 static gint
1669 gtk_pixmap_menu_item_expose (GtkWidget *widget,
1670 GdkEventExpose *event)
1671 {
1672 g_return_val_if_fail (widget != NULL, FALSE);
1673 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1674 g_return_val_if_fail (event != NULL, FALSE);
1675
1676 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1677 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1678
1679 if (GTK_WIDGET_DRAWABLE (widget) &&
1680 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1681 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1682 }
1683
1684 return FALSE;
1685 }
1686
1687 /**
1688 * gtk_pixmap_menu_item_set_pixmap
1689 * @menu_item: Pointer to the pixmap menu item
1690 * @pixmap: Pointer to a pixmap widget
1691 *
1692 * Set the pixmap of the menu item.
1693 *
1694 **/
1695
1696 void
1697 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1698 GtkWidget *pixmap)
1699 {
1700 g_return_if_fail (menu_item != NULL);
1701 g_return_if_fail (pixmap != NULL);
1702 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1703 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1704 g_return_if_fail (menu_item->pixmap == NULL);
1705
1706 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1707 menu_item->pixmap = pixmap;
1708
1709 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1710 !GTK_WIDGET_REALIZED (pixmap))
1711 gtk_widget_realize (pixmap);
1712
1713 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1714 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1715 GTK_WIDGET_VISIBLE(pixmap) &&
1716 !GTK_WIDGET_MAPPED (pixmap))
1717 gtk_widget_map (pixmap);
1718 }
1719
1720 changed_have_pixmap_status(menu_item);
1721
1722 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1723 gtk_widget_queue_resize (pixmap);
1724 }
1725
1726 static void
1727 gtk_pixmap_menu_item_map (GtkWidget *widget)
1728 {
1729 GtkPixmapMenuItem *menu_item;
1730
1731 g_return_if_fail (widget != NULL);
1732 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1733
1734 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1735
1736 GTK_WIDGET_CLASS(parent_class)->map(widget);
1737
1738 if (menu_item->pixmap &&
1739 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1740 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1741 gtk_widget_map (menu_item->pixmap);
1742 }
1743
1744 static void
1745 gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1746 GtkAllocation *allocation)
1747 {
1748 GtkPixmapMenuItem *pmenu_item;
1749
1750 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1751
1752 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1753 {
1754 GtkAllocation child_allocation;
1755 int border_width;
1756
1757 border_width = GTK_CONTAINER (widget)->border_width;
1758
1759 child_allocation.width = pmenu_item->pixmap->requisition.width;
1760 child_allocation.height = pmenu_item->pixmap->requisition.height;
1761 child_allocation.x = border_width + BORDER_SPACING;
1762 child_allocation.y = (border_width + BORDER_SPACING
1763 + (((allocation->height - child_allocation.height) - child_allocation.x)
1764 / 2)); /* center pixmaps vertically */
1765 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1766 }
1767
1768 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1769 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1770 }
1771
1772 static void
1773 gtk_pixmap_menu_item_forall (GtkContainer *container,
1774 gboolean include_internals,
1775 GtkCallback callback,
1776 gpointer callback_data)
1777 {
1778 GtkPixmapMenuItem *menu_item;
1779
1780 g_return_if_fail (container != NULL);
1781 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1782 g_return_if_fail (callback != NULL);
1783
1784 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1785
1786 if (menu_item->pixmap)
1787 (* callback) (menu_item->pixmap, callback_data);
1788
1789 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1790 callback,callback_data);
1791 }
1792
1793 static void
1794 gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1795 GtkRequisition *requisition)
1796 {
1797 GtkPixmapMenuItem *menu_item;
1798 GtkRequisition req = {0, 0};
1799
1800 g_return_if_fail (widget != NULL);
1801 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1802 g_return_if_fail (requisition != NULL);
1803
1804 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1805
1806 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1807
1808 if (menu_item->pixmap)
1809 gtk_widget_size_request(menu_item->pixmap, &req);
1810
1811 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1812 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1813 }
1814
1815 static void
1816 gtk_pixmap_menu_item_remove (GtkContainer *container,
1817 GtkWidget *child)
1818 {
1819 GtkBin *bin;
1820 gboolean widget_was_visible;
1821
1822 g_return_if_fail (container != NULL);
1823 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1824 g_return_if_fail (child != NULL);
1825 g_return_if_fail (GTK_IS_WIDGET (child));
1826
1827 bin = GTK_BIN (container);
1828 g_return_if_fail ((bin->child == child ||
1829 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1830
1831 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1832
1833 gtk_widget_unparent (child);
1834 if (bin->child == child)
1835 bin->child = NULL;
1836 else {
1837 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1838 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1839 }
1840
1841 if (widget_was_visible)
1842 gtk_widget_queue_resize (GTK_WIDGET (container));
1843 }
1844
1845
1846 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1847 static void
1848 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1849 {
1850 if (menu_item->pixmap != NULL) {
1851 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1852
1853 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1854 /* Install pixmap toggle size */
1855 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1856 }
1857 } else {
1858 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1859
1860 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1861 /* Install normal toggle size */
1862 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1863 }
1864 }
1865
1866 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1867 whenever the klass->toggle_size changes; but by doing it anytime
1868 this function is called, we get the same effect, just because of
1869 how the preferences option to show pixmaps works. Bogus, broken.
1870 */
1871 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1872 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1873 }
1874
1875 } // extern "C"
1876
1877 #endif // !__WXGTK20__
1878
wxWidgets (Impactor)