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Reorganize idle system code.
[wxWidgets.git] / src / gtk / menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/menu.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #include "wx/menu.h"
14
15 #ifndef WX_PRECOMP
16 #include "wx/intl.h"
17 #include "wx/log.h"
18 #include "wx/frame.h"
19 #include "wx/bitmap.h"
20 #include "wx/app.h"
21 #endif
22
23 #include "wx/accel.h"
24 #include "wx/stockitem.h"
25 #include "wx/gtk/private.h"
26
27 #ifdef __WXGTK20__
28 #include <gdk/gdktypes.h>
29 #endif
30
31 // FIXME: is this right? somehow I don't think so (VZ)
32
33 #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g))
34 //#define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g))
35 //#define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
36
37 #define ACCEL_OBJECT GtkWindow
38 #define ACCEL_OBJECTS(a) (a)->acceleratables
39 #define ACCEL_OBJ_CAST(obj) ((GtkWindow*) obj)
40
41 // we use normal item but with a special id for the menu title
42 static const int wxGTK_TITLE_ID = -3;
43
44 //-----------------------------------------------------------------------------
45 // idle system
46 //-----------------------------------------------------------------------------
47
48 #if wxUSE_ACCEL
49 static wxString GetGtkHotKey( const wxMenuItem& item );
50 #endif
51
52 //-----------------------------------------------------------------------------
53 // idle system
54 //-----------------------------------------------------------------------------
55
56 static wxString wxReplaceUnderscore( const wxString& title )
57 {
58 const wxChar *pc;
59
60 // GTK 1.2 wants to have "_" instead of "&" for accelerators
61 wxString str;
62 pc = title;
63 while (*pc != wxT('\0'))
64 {
65 if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
66 {
67 // "&" is doubled to indicate "&" instead of accelerator
68 ++pc;
69 str << wxT('&');
70 }
71 else if (*pc == wxT('&'))
72 {
73 str << wxT('_');
74 }
75 else
76 {
77 if ( *pc == wxT('_') )
78 {
79 // underscores must be doubled to prevent them from being
80 // interpreted as accelerator character prefix by GTK
81 str << *pc;
82 }
83
84 str << *pc;
85 }
86 ++pc;
87 }
88
89 // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
90
91 return str;
92 }
93
94 //-----------------------------------------------------------------------------
95 // activate message from GTK
96 //-----------------------------------------------------------------------------
97
98 static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event)
99 {
100 event.SetEventObject( menu );
101
102 wxEvtHandler* handler = menu->GetEventHandler();
103 if (handler && handler->ProcessEvent(event))
104 return;
105
106 wxWindow *win = menu->GetInvokingWindow();
107 if (win)
108 win->GetEventHandler()->ProcessEvent( event );
109 }
110
111 extern "C" {
112
113 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
114 {
115 wxMenuEvent event(wxEVT_MENU_OPEN, -1, menu);
116
117 DoCommonMenuCallbackCode(menu, event);
118 }
119
120 static void gtk_menu_close_callback( GtkWidget *widget, wxMenuBar *menubar )
121 {
122 if ( !menubar->GetMenuCount() )
123 {
124 // if menubar is empty we can't call GetMenu(0) below
125 return;
126 }
127
128 wxMenuEvent event( wxEVT_MENU_CLOSE, -1, NULL );
129
130 DoCommonMenuCallbackCode(menubar->GetMenu(0), event);
131 }
132
133 }
134
135 //-----------------------------------------------------------------------------
136 // wxMenuBar
137 //-----------------------------------------------------------------------------
138
139 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
140
141 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
142 {
143 // the parent window is known after wxFrame::SetMenu()
144 m_needParent = false;
145 m_style = style;
146 m_invokingWindow = (wxWindow*) NULL;
147
148 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
149 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
150 {
151 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
152 return;
153 }
154
155 m_menubar = gtk_menu_bar_new();
156
157 if (style & wxMB_DOCKABLE)
158 {
159 m_widget = gtk_handle_box_new();
160 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
161 gtk_widget_show( GTK_WIDGET(m_menubar) );
162 }
163 else
164 {
165 m_widget = GTK_WIDGET(m_menubar);
166 }
167
168 PostCreation();
169
170 ApplyWidgetStyle();
171
172 for (size_t i = 0; i < n; ++i )
173 Append(menus[i], titles[i]);
174
175 // VZ: for some reason connecting to menus "deactivate" doesn't work (we
176 // don't get it when the menu is dismissed by clicking outside the
177 // toolbar) so we connect to the global one, even if it means that we
178 // can't pass the menu which was closed in wxMenuEvent object
179 g_signal_connect (m_menubar, "deactivate",
180 G_CALLBACK (gtk_menu_close_callback), this);
181
182 }
183
184 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
185 {
186 Init(n, menus, titles, style);
187 }
188
189 wxMenuBar::wxMenuBar(long style)
190 {
191 Init(0, NULL, NULL, style);
192 }
193
194 wxMenuBar::wxMenuBar()
195 {
196 Init(0, NULL, NULL, 0);
197 }
198
199 wxMenuBar::~wxMenuBar()
200 {
201 }
202
203 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
204 {
205 menu->SetInvokingWindow( (wxWindow*) NULL );
206
207 wxWindow *top_frame = win;
208 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
209 top_frame = top_frame->GetParent();
210
211 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
212 while (node)
213 {
214 wxMenuItem *menuitem = node->GetData();
215 if (menuitem->IsSubMenu())
216 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
217 node = node->GetNext();
218 }
219 }
220
221 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
222 {
223 menu->SetInvokingWindow( win );
224
225 wxWindow *top_frame = win;
226 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
227 top_frame = top_frame->GetParent();
228
229 // support for native hot keys
230 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
231 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
232 gtk_accel_group_attach( menu->m_accel, obj );
233
234 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
235 while (node)
236 {
237 wxMenuItem *menuitem = node->GetData();
238 if (menuitem->IsSubMenu())
239 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
240 node = node->GetNext();
241 }
242 }
243
244 void wxMenuBar::SetInvokingWindow( wxWindow *win )
245 {
246 m_invokingWindow = win;
247 wxWindow *top_frame = win;
248 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
249 top_frame = top_frame->GetParent();
250
251 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
252 while (node)
253 {
254 wxMenu *menu = node->GetData();
255 wxMenubarSetInvokingWindow( menu, win );
256 node = node->GetNext();
257 }
258 }
259
260 void wxMenuBar::SetLayoutDirection(wxLayoutDirection dir)
261 {
262 if ( dir == wxLayout_Default )
263 {
264 const wxWindow *const frame = GetFrame();
265 if ( frame )
266 {
267 // inherit layout from frame.
268 dir = frame->GetLayoutDirection();
269 }
270 else // use global layout
271 {
272 dir = wxTheApp->GetLayoutDirection();
273 }
274 }
275
276 if ( dir == wxLayout_Default )
277 return;
278
279 GTKSetLayout(m_menubar, dir);
280
281 // also set the layout of all menus we already have (new ones will inherit
282 // the current layout)
283 for ( wxMenuList::compatibility_iterator node = m_menus.GetFirst();
284 node;
285 node = node->GetNext() )
286 {
287 wxMenu *const menu = node->GetData();
288 menu->SetLayoutDirection(dir);
289 }
290 }
291
292 wxLayoutDirection wxMenuBar::GetLayoutDirection() const
293 {
294 return GTKGetLayout(m_menubar);
295 }
296
297 void wxMenuBar::Attach(wxFrame *frame)
298 {
299 wxMenuBarBase::Attach(frame);
300
301 SetLayoutDirection(wxLayout_Default);
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 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
312 while (node)
313 {
314 wxMenu *menu = node->GetData();
315 wxMenubarUnsetInvokingWindow( menu, win );
316 node = node->GetNext();
317 }
318 }
319
320 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
321 {
322 if ( !wxMenuBarBase::Append( menu, title ) )
323 return false;
324
325 return GtkAppend(menu, title);
326 }
327
328 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
329 {
330 wxString str( wxReplaceUnderscore( title ) );
331
332 // This doesn't have much effect right now.
333 menu->SetTitle( str );
334
335 // The "m_owner" is the "menu item"
336 menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
337 menu->SetLayoutDirection(GetLayoutDirection());
338
339 gtk_widget_show( menu->m_owner );
340
341 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
342
343 if (pos == -1)
344 gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
345 else
346 gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
347
348 g_signal_connect (menu->m_owner, "activate",
349 G_CALLBACK (gtk_menu_open_callback),
350 menu);
351
352 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
353 // addings menu later on.
354 if (m_invokingWindow)
355 {
356 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
357
358 // OPTIMISE ME: we should probably cache this, or pass it
359 // directly, but for now this is a minimal
360 // change to validate the new dynamic sizing.
361 // see (and refactor :) similar code in Remove
362 // below.
363
364 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
365
366 if( frame )
367 frame->UpdateMenuBarSize();
368 }
369
370 return true;
371 }
372
373 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
374 {
375 if ( !wxMenuBarBase::Insert(pos, menu, title) )
376 return false;
377
378 // TODO
379
380 if ( !GtkAppend(menu, title, (int)pos) )
381 return false;
382
383 return true;
384 }
385
386 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
387 {
388 // remove the old item and insert a new one
389 wxMenu *menuOld = Remove(pos);
390 if ( menuOld && !Insert(pos, menu, title) )
391 {
392 return (wxMenu*) NULL;
393 }
394
395 // either Insert() succeeded or Remove() failed and menuOld is NULL
396 return menuOld;
397 }
398
399 wxMenu *wxMenuBar::Remove(size_t pos)
400 {
401 wxMenu *menu = wxMenuBarBase::Remove(pos);
402 if ( !menu )
403 return (wxMenu*) NULL;
404
405 gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
406 gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
407
408 gtk_widget_destroy( menu->m_owner );
409 menu->m_owner = NULL;
410
411 if (m_invokingWindow)
412 {
413 // OPTIMISE ME: see comment in GtkAppend
414 wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
415
416 if( frame )
417 frame->UpdateMenuBarSize();
418 }
419
420 return menu;
421 }
422
423 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
424 {
425 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
426 {
427 int res = menu->FindItem( itemString );
428 if (res != wxNOT_FOUND)
429 return res;
430 }
431
432 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
433 while (node)
434 {
435 wxMenuItem *item = node->GetData();
436 if (item->IsSubMenu())
437 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
438
439 node = node->GetNext();
440 }
441
442 return wxNOT_FOUND;
443 }
444
445 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
446 {
447 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
448 while (node)
449 {
450 wxMenu *menu = node->GetData();
451 int res = FindMenuItemRecursive( menu, menuString, itemString);
452 if (res != -1)
453 return res;
454 node = node->GetNext();
455 }
456
457 return wxNOT_FOUND;
458 }
459
460 // Find a wxMenuItem using its id. Recurses down into sub-menus
461 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
462 {
463 wxMenuItem* result = menu->FindChildItem(id);
464
465 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
466 while ( node && result == NULL )
467 {
468 wxMenuItem *item = node->GetData();
469 if (item->IsSubMenu())
470 {
471 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
472 }
473 node = node->GetNext();
474 }
475
476 return result;
477 }
478
479 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
480 {
481 wxMenuItem* result = 0;
482 wxMenuList::compatibility_iterator node = m_menus.GetFirst();
483 while (node && result == 0)
484 {
485 wxMenu *menu = node->GetData();
486 result = FindMenuItemByIdRecursive( menu, id );
487 node = node->GetNext();
488 }
489
490 if ( menuForItem )
491 {
492 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
493 }
494
495 return result;
496 }
497
498 void wxMenuBar::EnableTop( size_t pos, bool flag )
499 {
500 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
501
502 wxCHECK_RET( node, wxT("menu not found") );
503
504 wxMenu* menu = node->GetData();
505
506 if (menu->m_owner)
507 gtk_widget_set_sensitive( menu->m_owner, flag );
508 }
509
510 wxString wxMenuBar::GetLabelTop( size_t pos ) const
511 {
512 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
513
514 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
515
516 wxMenu* menu = node->GetData();
517
518 wxString label;
519 wxString text( menu->GetTitle() );
520 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
521 {
522 if ( *pc == wxT('_') )
523 {
524 // '_' is the escape character for GTK+
525 continue;
526 }
527
528 // don't remove ampersands '&' since if we have them in the menu title
529 // it means that they were doubled to indicate "&" instead of accelerator
530
531 label += *pc;
532 }
533
534 return label;
535 }
536
537 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
538 {
539 wxMenuList::compatibility_iterator node = m_menus.Item( pos );
540
541 wxCHECK_RET( node, wxT("menu not found") );
542
543 wxMenu* menu = node->GetData();
544
545 const wxString str( wxReplaceUnderscore( label ) );
546
547 menu->SetTitle( str );
548
549 if (menu->m_owner)
550 gtk_label_set_text_with_mnemonic( GTK_LABEL( GTK_BIN(menu->m_owner)->child), wxGTK_CONV(str) );
551 }
552
553 //-----------------------------------------------------------------------------
554 // "activate"
555 //-----------------------------------------------------------------------------
556
557 extern "C" {
558 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
559 {
560 int id = menu->FindMenuIdByMenuItem(widget);
561
562 /* should find it for normal (not popup) menu */
563 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
564 _T("menu item not found in gtk_menu_clicked_callback") );
565
566 if (!menu->IsEnabled(id))
567 return;
568
569 wxMenuItem* item = menu->FindChildItem( id );
570 wxCHECK_RET( item, wxT("error in menu item callback") );
571
572 if ( item->GetId() == wxGTK_TITLE_ID )
573 {
574 // ignore events from the menu title
575 return;
576 }
577
578 if (item->IsCheckable())
579 {
580 bool isReallyChecked = item->IsChecked(),
581 isInternallyChecked = item->wxMenuItemBase::IsChecked();
582
583 // ensure that the internal state is always consistent with what is
584 // shown on the screen
585 item->wxMenuItemBase::Check(isReallyChecked);
586
587 // we must not report the events for the radio button going up nor the
588 // events resulting from the calls to wxMenuItem::Check()
589 if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
590 (isInternallyChecked == isReallyChecked) )
591 {
592 return;
593 }
594 }
595
596
597 // Is this menu on a menubar? (possibly nested)
598 wxFrame* frame = NULL;
599 if(menu->IsAttached())
600 frame = menu->GetMenuBar()->GetFrame();
601
602 // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
603 // normally wxMenu::SendEvent() should be enough, if it doesn't work
604 // in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
605 // should be fixed instead of working around it here...
606 if (frame)
607 {
608 // If it is attached then let the frame send the event.
609 // Don't call frame->ProcessCommand(id) because it toggles
610 // checkable items and we've already done that above.
611 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
612 commandEvent.SetEventObject(frame);
613 if (item->IsCheckable())
614 commandEvent.SetInt(item->IsChecked());
615 commandEvent.SetEventObject(menu);
616
617 frame->GetEventHandler()->ProcessEvent(commandEvent);
618 }
619 else
620 {
621 // otherwise let the menu have it
622 menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
623 }
624 }
625 }
626
627 //-----------------------------------------------------------------------------
628 // "select"
629 //-----------------------------------------------------------------------------
630
631 extern "C" {
632 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
633 {
634 int id = menu->FindMenuIdByMenuItem(widget);
635
636 wxASSERT( id != -1 ); // should find it!
637
638 if (!menu->IsEnabled(id))
639 return;
640
641 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
642 event.SetEventObject( menu );
643
644 wxEvtHandler* handler = menu->GetEventHandler();
645 if (handler && handler->ProcessEvent(event))
646 return;
647
648 wxWindow *win = menu->GetInvokingWindow();
649 if (win) win->GetEventHandler()->ProcessEvent( event );
650 }
651 }
652
653 //-----------------------------------------------------------------------------
654 // "deselect"
655 //-----------------------------------------------------------------------------
656
657 extern "C" {
658 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
659 {
660 int id = menu->FindMenuIdByMenuItem(widget);
661
662 wxASSERT( id != -1 ); // should find it!
663
664 if (!menu->IsEnabled(id))
665 return;
666
667 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
668 event.SetEventObject( menu );
669
670 wxEvtHandler* handler = menu->GetEventHandler();
671 if (handler && handler->ProcessEvent(event))
672 return;
673
674 wxWindow *win = menu->GetInvokingWindow();
675 if (win)
676 win->GetEventHandler()->ProcessEvent( event );
677 }
678 }
679
680 //-----------------------------------------------------------------------------
681 // wxMenuItem
682 //-----------------------------------------------------------------------------
683
684 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
685
686 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
687 int id,
688 const wxString& name,
689 const wxString& help,
690 wxItemKind kind,
691 wxMenu *subMenu)
692 {
693 return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
694 }
695
696 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
697 int id,
698 const wxString& text,
699 const wxString& help,
700 wxItemKind kind,
701 wxMenu *subMenu)
702 : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
703 {
704 Init(text);
705 }
706
707 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
708 int id,
709 const wxString& text,
710 const wxString& help,
711 bool isCheckable,
712 wxMenu *subMenu)
713 : wxMenuItemBase(parentMenu, id, text, help,
714 isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
715 {
716 Init(text);
717 }
718
719 void wxMenuItem::Init(const wxString& text)
720 {
721 m_labelWidget = (GtkWidget *) NULL;
722 m_menuItem = (GtkWidget *) NULL;
723
724 DoSetText(text);
725 }
726
727 wxMenuItem::~wxMenuItem()
728 {
729 // don't delete menu items, the menus take care of that
730 }
731
732 // return the menu item text without any menu accels
733 /* static */
734 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
735 {
736 wxString label;
737
738 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
739 {
740 if ( *pc == wxT('\t'))
741 break;
742
743 if ( *pc == wxT('_') )
744 {
745 // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
746 pc++;
747 label += *pc;
748 continue;
749 }
750
751 if ( *pc == wxT('\\') )
752 {
753 // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
754 pc++;
755 label += *pc;
756 continue;
757 }
758
759 if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
760 {
761 // wxMSW escapes "&"
762 // "&" is doubled to indicate "&" instead of accelerator
763 continue;
764 }
765
766 label += *pc;
767 }
768
769 // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
770
771 return label;
772 }
773
774 void wxMenuItem::SetText( const wxString& str )
775 {
776 // cache some data which must be used later
777 bool isstock = wxIsStockID(GetId());
778 const char *stockid = NULL;
779 if (isstock)
780 stockid = wxGetStockGtkID(GetId());
781
782 // Some optimization to avoid flicker
783 wxString oldLabel = m_text;
784 oldLabel = wxStripMenuCodes(oldLabel);
785 oldLabel.Replace(wxT("_"), wxT(""));
786 wxString label1 = wxStripMenuCodes(str);
787 wxString oldhotkey = GetHotKey(); // Store the old hotkey in Ctrl-foo format
788 wxCharBuffer oldbuf = wxGTK_CONV_SYS( GetGtkHotKey(*this) ); // and as <control>foo
789
790 DoSetText(str);
791
792 if (oldLabel == label1 &&
793 oldhotkey == GetHotKey()) // Make sure we can change a hotkey even if the label is unaltered
794 return;
795
796 if (m_menuItem)
797 {
798 GtkLabel *label;
799 if (m_labelWidget)
800 label = (GtkLabel*) m_labelWidget;
801 else
802 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
803
804 // stock menu items can have empty labels:
805 wxString text = m_text;
806 if (text.IsEmpty() && !IsSeparator())
807 {
808 wxASSERT_MSG(isstock, wxT("A non-stock menu item with an empty label?"));
809 text = wxGetStockLabel(GetId());
810
811 // need & => _ conversion
812 text = GTKProcessMenuItemLabel(text, NULL);
813 }
814
815 gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV_SYS(text) );
816 }
817
818 // remove old accelerator from our parent's accelerator group, if present
819 guint accel_key;
820 GdkModifierType accel_mods;
821 if (oldbuf[(size_t)0] != '\0')
822 {
823 gtk_accelerator_parse( (const char*) oldbuf, &accel_key, &accel_mods);
824 if (accel_key != 0)
825 {
826 gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
827 m_parentMenu->m_accel,
828 accel_key,
829 accel_mods );
830 }
831 }
832 else if (isstock)
833 {
834 // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
835 if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
836 gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
837 m_parentMenu->m_accel,
838 accel_key,
839 accel_mods );
840 }
841
842 // add new accelerator to our parent's accelerator group
843 wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*this) );
844 if (buf[(size_t)0] != '\0')
845 {
846 gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
847 if (accel_key != 0)
848 {
849 gtk_widget_add_accelerator( GTK_WIDGET(m_menuItem),
850 "activate",
851 m_parentMenu->m_accel,
852 accel_key,
853 accel_mods,
854 GTK_ACCEL_VISIBLE);
855 }
856 }
857 else if (isstock)
858 {
859 // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
860 if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
861 gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
862 m_parentMenu->m_accel,
863 accel_key,
864 accel_mods );
865 }
866 }
867
868 // NOTE: this function is different from the similar functions GTKProcessMnemonics()
869 // implemented in control.cpp and from wxMenuItemBase::GetLabelFromText...
870 // so there's no real code duplication
871 wxString wxMenuItem::GTKProcessMenuItemLabel(const wxString& str, wxString *hotKey)
872 {
873 wxString text;
874
875 // '\t' is the deliminator indicating a hot key
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 text << wxT('&');
884 }
885 else if (*pc == wxT('&'))
886 {
887 text << wxT('_');
888 }
889 else if ( *pc == wxT('_') ) // escape underscores
890 {
891 text << wxT("__");
892 }
893 else
894 {
895 text << *pc;
896 }
897 ++pc;
898 }
899
900 if (hotKey)
901 {
902 hotKey->Empty();
903 if(*pc == wxT('\t'))
904 {
905 pc++;
906 *hotKey = pc;
907 }
908 }
909
910 return text;
911 }
912
913 // it's valid for this function to be called even if m_menuItem == NULL
914 void wxMenuItem::DoSetText( const wxString& str )
915 {
916 m_text.Empty();
917 m_text = GTKProcessMenuItemLabel(str, &m_hotKey);
918 }
919
920 #if wxUSE_ACCEL
921
922 wxAcceleratorEntry *wxMenuItem::GetAccel() const
923 {
924 if ( !GetHotKey() )
925 {
926 // nothing
927 return NULL;
928 }
929
930 // accelerator parsing code looks for them after a TAB, so insert a dummy
931 // one here
932 wxString label;
933 label << wxT('\t') << GetHotKey();
934
935 return wxAcceleratorEntry::Create(label);
936 }
937
938 #endif // wxUSE_ACCEL
939
940 void wxMenuItem::Check( bool check )
941 {
942 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
943
944 if (check == m_isChecked)
945 return;
946
947 wxMenuItemBase::Check( check );
948
949 switch ( GetKind() )
950 {
951 case wxITEM_CHECK:
952 case wxITEM_RADIO:
953 gtk_check_menu_item_set_active( (GtkCheckMenuItem*)m_menuItem, (gint)check );
954 break;
955
956 default:
957 wxFAIL_MSG( _T("can't check this item") );
958 }
959 }
960
961 void wxMenuItem::Enable( bool enable )
962 {
963 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
964
965 gtk_widget_set_sensitive( m_menuItem, enable );
966 wxMenuItemBase::Enable( enable );
967 }
968
969 bool wxMenuItem::IsChecked() const
970 {
971 wxCHECK_MSG( m_menuItem, false, wxT("invalid menu item") );
972
973 wxCHECK_MSG( IsCheckable(), false,
974 wxT("can't get state of uncheckable item!") );
975
976 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
977 }
978
979 //-----------------------------------------------------------------------------
980 // wxMenu
981 //-----------------------------------------------------------------------------
982
983 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
984
985 void wxMenu::Init()
986 {
987 m_accel = gtk_accel_group_new();
988 m_menu = gtk_menu_new();
989 // NB: keep reference to the menu so that it is not destroyed behind
990 // our back by GTK+ e.g. when it is removed from menubar:
991 gtk_widget_ref(m_menu);
992
993 m_owner = (GtkWidget*) NULL;
994
995 // Tearoffs are entries, just like separators. So if we want this
996 // menu to be a tear-off one, we just append a tearoff entry
997 // immediately.
998 if ( m_style & wxMENU_TEAROFF )
999 {
1000 GtkWidget *tearoff = gtk_tearoff_menu_item_new();
1001
1002 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), tearoff);
1003 }
1004
1005 m_prevRadio = NULL;
1006
1007 // append the title as the very first entry if we have it
1008 if ( !m_title.empty() )
1009 {
1010 Append(wxGTK_TITLE_ID, m_title);
1011 AppendSeparator();
1012 }
1013 }
1014
1015 wxMenu::~wxMenu()
1016 {
1017 WX_CLEAR_LIST(wxMenuItemList, m_items);
1018
1019 if ( GTK_IS_WIDGET( m_menu ))
1020 {
1021 // see wxMenu::Init
1022 gtk_widget_unref( m_menu );
1023 // if the menu is inserted in another menu at this time, there was
1024 // one more reference to it:
1025 if ( m_owner )
1026 gtk_widget_destroy( m_menu );
1027 }
1028 }
1029
1030 void wxMenu::SetLayoutDirection(const wxLayoutDirection dir)
1031 {
1032 if ( m_owner )
1033 wxWindow::GTKSetLayout(m_owner, dir);
1034 //else: will be called later by wxMenuBar again
1035 }
1036
1037 wxLayoutDirection wxMenu::GetLayoutDirection() const
1038 {
1039 return wxWindow::GTKGetLayout(m_owner);
1040 }
1041
1042 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
1043 {
1044 GtkWidget *menuItem;
1045
1046 // cache some data used later
1047 wxString text = mitem->GetText();
1048 int id = mitem->GetId();
1049 bool isstock = wxIsStockID(id);
1050 const char *stockid = NULL;
1051 if (isstock)
1052 stockid = wxGetStockGtkID(mitem->GetId());
1053
1054 // stock menu items can have an empty label
1055 if (text.IsEmpty() && !mitem->IsSeparator())
1056 {
1057 wxASSERT_MSG(isstock, wxT("A non-stock menu item with an empty label?"));
1058 text = wxGetStockLabel(id);
1059
1060 // need & => _ conversion
1061 text = wxMenuItem::GTKProcessMenuItemLabel(text, NULL);
1062 }
1063
1064 if ( mitem->IsSeparator() )
1065 {
1066 menuItem = gtk_separator_menu_item_new();
1067 }
1068 else if ( mitem->GetBitmap().Ok() ||
1069 (mitem->GetKind() == wxITEM_NORMAL && isstock) )
1070 {
1071 wxBitmap bitmap(mitem->GetBitmap());
1072
1073 menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1074
1075 GtkWidget *image;
1076 if ( !bitmap.Ok() )
1077 {
1078 // use stock bitmap for this item if available on the assumption
1079 // that it never hurts to follow GTK+ conventions more closely
1080 image = stockid ? gtk_image_new_from_stock(stockid, GTK_ICON_SIZE_MENU)
1081 : NULL;
1082 }
1083 else // we have a custom bitmap
1084 {
1085 wxASSERT_MSG( mitem->GetKind() == wxITEM_NORMAL,
1086 _T("only normal menu items can have bitmaps") );
1087
1088 if ( bitmap.HasPixbuf() )
1089 {
1090 image = gtk_image_new_from_pixbuf(bitmap.GetPixbuf());
1091 }
1092 else
1093 {
1094 GdkPixmap *gdk_pixmap = bitmap.GetPixmap();
1095 GdkBitmap *gdk_bitmap = bitmap.GetMask() ?
1096 bitmap.GetMask()->GetBitmap() :
1097 (GdkBitmap*) NULL;
1098 image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
1099 }
1100 }
1101
1102 if ( image )
1103 {
1104 gtk_widget_show(image);
1105
1106 gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
1107 }
1108
1109 m_prevRadio = NULL;
1110 }
1111 else // a normal item
1112 {
1113 // NB: 'text' variable has "_" instead of "&" after mitem->SetText()
1114 // so don't use it
1115
1116 switch ( mitem->GetKind() )
1117 {
1118 case wxITEM_CHECK:
1119 {
1120 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1121 m_prevRadio = NULL;
1122 break;
1123 }
1124
1125 case wxITEM_RADIO:
1126 {
1127 GSList *group = NULL;
1128 if ( m_prevRadio == NULL )
1129 {
1130 // start of a new radio group
1131 m_prevRadio = menuItem =
1132 gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1133 }
1134 else // continue the radio group
1135 {
1136 group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1137 m_prevRadio = menuItem =
1138 gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1139 }
1140 break;
1141 }
1142
1143 default:
1144 wxFAIL_MSG( _T("unexpected menu item kind") );
1145 // fall through
1146
1147 case wxITEM_NORMAL:
1148 {
1149 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1150 m_prevRadio = NULL;
1151 break;
1152 }
1153 }
1154
1155 }
1156
1157 guint accel_key;
1158 GdkModifierType accel_mods;
1159 wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*mitem) );
1160
1161 // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetGtkHotKey(*mitem).c_str() );
1162 if (buf[(size_t)0] != '\0')
1163 {
1164 gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1165 if (accel_key != 0)
1166 {
1167 gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1168 "activate",
1169 m_accel,
1170 accel_key,
1171 accel_mods,
1172 GTK_ACCEL_VISIBLE);
1173 }
1174 }
1175 else if (isstock)
1176 {
1177 // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
1178 if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
1179 gtk_widget_add_accelerator( GTK_WIDGET(menuItem),
1180 "activate",
1181 m_accel,
1182 accel_key,
1183 accel_mods,
1184 GTK_ACCEL_VISIBLE);
1185 }
1186
1187 if (pos == -1)
1188 gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1189 else
1190 gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1191
1192 gtk_widget_show( menuItem );
1193
1194 if ( !mitem->IsSeparator() )
1195 {
1196 wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1197
1198 g_signal_connect (menuItem, "select",
1199 G_CALLBACK (gtk_menu_hilight_callback), this);
1200 g_signal_connect (menuItem, "deselect",
1201 G_CALLBACK (gtk_menu_nolight_callback), this);
1202
1203 if ( mitem->IsSubMenu() && mitem->GetKind() != wxITEM_RADIO && mitem->GetKind() != wxITEM_CHECK )
1204 {
1205 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1206
1207 gtk_widget_show( mitem->GetSubMenu()->m_menu );
1208
1209 // if adding a submenu to a menu already existing in the menu bar, we
1210 // must set invoking window to allow processing events from this
1211 // submenu
1212 if ( m_invokingWindow )
1213 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1214 }
1215 else
1216 {
1217 g_signal_connect (menuItem, "activate",
1218 G_CALLBACK (gtk_menu_clicked_callback),
1219 this);
1220 }
1221 }
1222
1223 mitem->SetMenuItem(menuItem);
1224
1225 if (ms_locked)
1226 {
1227 // This doesn't even exist!
1228 // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1229 }
1230
1231 return true;
1232 }
1233
1234 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1235 {
1236 if (!GtkAppend(mitem))
1237 return NULL;
1238
1239 return wxMenuBase::DoAppend(mitem);
1240 }
1241
1242 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1243 {
1244 if ( !wxMenuBase::DoInsert(pos, item) )
1245 return NULL;
1246
1247 // TODO
1248 if ( !GtkAppend(item, (int)pos) )
1249 return NULL;
1250
1251 return item;
1252 }
1253
1254 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1255 {
1256 if ( !wxMenuBase::DoRemove(item) )
1257 return (wxMenuItem *)NULL;
1258
1259 // TODO: this code doesn't delete the item factory item and this seems
1260 // impossible as of GTK 1.2.6.
1261 gtk_widget_destroy( item->GetMenuItem() );
1262
1263 return item;
1264 }
1265
1266 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1267 {
1268 wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1269 while (node)
1270 {
1271 wxMenuItem *item = node->GetData();
1272 if (item->GetMenuItem() == menuItem)
1273 return item->GetId();
1274 node = node->GetNext();
1275 }
1276
1277 return wxNOT_FOUND;
1278 }
1279
1280 void wxMenu::Attach(wxMenuBarBase *menubar)
1281 {
1282 wxMenuBase::Attach(menubar);
1283
1284 // inherit layout direction from menubar.
1285 SetLayoutDirection(menubar->GetLayoutDirection());
1286 }
1287
1288 // ----------------------------------------------------------------------------
1289 // helpers
1290 // ----------------------------------------------------------------------------
1291
1292 #if wxUSE_ACCEL
1293
1294 static wxString GetGtkHotKey( const wxMenuItem& item )
1295 {
1296 wxString hotkey;
1297
1298 wxAcceleratorEntry *accel = item.GetAccel();
1299 if ( accel )
1300 {
1301 int flags = accel->GetFlags();
1302 if ( flags & wxACCEL_ALT )
1303 hotkey += wxT("<alt>");
1304 if ( flags & wxACCEL_CTRL )
1305 hotkey += wxT("<control>");
1306 if ( flags & wxACCEL_SHIFT )
1307 hotkey += wxT("<shift>");
1308
1309 int code = accel->GetKeyCode();
1310 switch ( code )
1311 {
1312 case WXK_F1:
1313 case WXK_F2:
1314 case WXK_F3:
1315 case WXK_F4:
1316 case WXK_F5:
1317 case WXK_F6:
1318 case WXK_F7:
1319 case WXK_F8:
1320 case WXK_F9:
1321 case WXK_F10:
1322 case WXK_F11:
1323 case WXK_F12:
1324 case WXK_F13:
1325 case WXK_F14:
1326 case WXK_F15:
1327 case WXK_F16:
1328 case WXK_F17:
1329 case WXK_F18:
1330 case WXK_F19:
1331 case WXK_F20:
1332 case WXK_F21:
1333 case WXK_F22:
1334 case WXK_F23:
1335 case WXK_F24:
1336 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1337 break;
1338
1339 // TODO: we should use gdk_keyval_name() (a.k.a.
1340 // XKeysymToString) here as well as hardcoding the keysym
1341 // names this might be not portable
1342 case WXK_INSERT:
1343 hotkey << wxT("Insert" );
1344 break;
1345 case WXK_DELETE:
1346 hotkey << wxT("Delete" );
1347 break;
1348 case WXK_UP:
1349 hotkey << wxT("Up" );
1350 break;
1351 case WXK_DOWN:
1352 hotkey << wxT("Down" );
1353 break;
1354 case WXK_PAGEUP:
1355 hotkey << wxT("Page_Up" );
1356 break;
1357 case WXK_PAGEDOWN:
1358 hotkey << wxT("Page_Down" );
1359 break;
1360 case WXK_LEFT:
1361 hotkey << wxT("Left" );
1362 break;
1363 case WXK_RIGHT:
1364 hotkey << wxT("Right" );
1365 break;
1366 case WXK_HOME:
1367 hotkey << wxT("Home" );
1368 break;
1369 case WXK_END:
1370 hotkey << wxT("End" );
1371 break;
1372 case WXK_RETURN:
1373 hotkey << wxT("Return" );
1374 break;
1375 case WXK_BACK:
1376 hotkey << wxT("BackSpace" );
1377 break;
1378 case WXK_TAB:
1379 hotkey << wxT("Tab" );
1380 break;
1381 case WXK_ESCAPE:
1382 hotkey << wxT("Esc" );
1383 break;
1384 case WXK_SPACE:
1385 hotkey << wxT("space" );
1386 break;
1387 case WXK_MULTIPLY:
1388 hotkey << wxT("Multiply" );
1389 break;
1390 case WXK_ADD:
1391 hotkey << wxT("Add" );
1392 break;
1393 case WXK_SEPARATOR:
1394 hotkey << wxT("Separator" );
1395 break;
1396 case WXK_SUBTRACT:
1397 hotkey << wxT("Subtract" );
1398 break;
1399 case WXK_DECIMAL:
1400 hotkey << wxT("Decimal" );
1401 break;
1402 case WXK_DIVIDE:
1403 hotkey << wxT("Divide" );
1404 break;
1405 case WXK_CANCEL:
1406 hotkey << wxT("Cancel" );
1407 break;
1408 case WXK_CLEAR:
1409 hotkey << wxT("Clear" );
1410 break;
1411 case WXK_MENU:
1412 hotkey << wxT("Menu" );
1413 break;
1414 case WXK_PAUSE:
1415 hotkey << wxT("Pause" );
1416 break;
1417 case WXK_CAPITAL:
1418 hotkey << wxT("Capital" );
1419 break;
1420 case WXK_SELECT:
1421 hotkey << wxT("Select" );
1422 break;
1423 case WXK_PRINT:
1424 hotkey << wxT("Print" );
1425 break;
1426 case WXK_EXECUTE:
1427 hotkey << wxT("Execute" );
1428 break;
1429 case WXK_SNAPSHOT:
1430 hotkey << wxT("Snapshot" );
1431 break;
1432 case WXK_HELP:
1433 hotkey << wxT("Help" );
1434 break;
1435 case WXK_NUMLOCK:
1436 hotkey << wxT("Num_Lock" );
1437 break;
1438 case WXK_SCROLL:
1439 hotkey << wxT("Scroll_Lock" );
1440 break;
1441 case WXK_NUMPAD_INSERT:
1442 hotkey << wxT("KP_Insert" );
1443 break;
1444 case WXK_NUMPAD_DELETE:
1445 hotkey << wxT("KP_Delete" );
1446 break;
1447 case WXK_NUMPAD_SPACE:
1448 hotkey << wxT("KP_Space" );
1449 break;
1450 case WXK_NUMPAD_TAB:
1451 hotkey << wxT("KP_Tab" );
1452 break;
1453 case WXK_NUMPAD_ENTER:
1454 hotkey << wxT("KP_Enter" );
1455 break;
1456 case WXK_NUMPAD_F1: case WXK_NUMPAD_F2: case WXK_NUMPAD_F3:
1457 case WXK_NUMPAD_F4:
1458 hotkey += wxString::Format(wxT("KP_F%d"), code - WXK_NUMPAD_F1 + 1);
1459 break;
1460 case WXK_NUMPAD_HOME:
1461 hotkey << wxT("KP_Home" );
1462 break;
1463 case WXK_NUMPAD_LEFT:
1464 hotkey << wxT("KP_Left" );
1465 break;
1466 case WXK_NUMPAD_UP:
1467 hotkey << wxT("KP_Up" );
1468 break;
1469 case WXK_NUMPAD_RIGHT:
1470 hotkey << wxT("KP_Right" );
1471 break;
1472 case WXK_NUMPAD_DOWN:
1473 hotkey << wxT("KP_Down" );
1474 break;
1475 case WXK_NUMPAD_PAGEUP:
1476 hotkey << wxT("KP_Page_Up" );
1477 break;
1478 case WXK_NUMPAD_PAGEDOWN:
1479 hotkey << wxT("KP_Page_Down" );
1480 break;
1481 case WXK_NUMPAD_END:
1482 hotkey << wxT("KP_End" );
1483 break;
1484 case WXK_NUMPAD_BEGIN:
1485 hotkey << wxT("KP_Begin" );
1486 break;
1487 case WXK_NUMPAD_EQUAL:
1488 hotkey << wxT("KP_Equal" );
1489 break;
1490 case WXK_NUMPAD_MULTIPLY:
1491 hotkey << wxT("KP_Multiply" );
1492 break;
1493 case WXK_NUMPAD_ADD:
1494 hotkey << wxT("KP_Add" );
1495 break;
1496 case WXK_NUMPAD_SEPARATOR:
1497 hotkey << wxT("KP_Separator" );
1498 break;
1499 case WXK_NUMPAD_SUBTRACT:
1500 hotkey << wxT("KP_Subtract" );
1501 break;
1502 case WXK_NUMPAD_DECIMAL:
1503 hotkey << wxT("KP_Decimal" );
1504 break;
1505 case WXK_NUMPAD_DIVIDE:
1506 hotkey << wxT("KP_Divide" );
1507 break;
1508 case WXK_NUMPAD0: case WXK_NUMPAD1: case WXK_NUMPAD2:
1509 case WXK_NUMPAD3: case WXK_NUMPAD4: case WXK_NUMPAD5:
1510 case WXK_NUMPAD6: case WXK_NUMPAD7: case WXK_NUMPAD8: case WXK_NUMPAD9:
1511 hotkey += wxString::Format(wxT("KP_%d"), code - WXK_NUMPAD0);
1512 break;
1513 case WXK_WINDOWS_LEFT:
1514 hotkey << wxT("Super_L" );
1515 break;
1516 case WXK_WINDOWS_RIGHT:
1517 hotkey << wxT("Super_R" );
1518 break;
1519 case WXK_WINDOWS_MENU:
1520 hotkey << wxT("Menu" );
1521 break;
1522 case WXK_COMMAND:
1523 hotkey << wxT("Command" );
1524 break;
1525 /* These probably wouldn't work as there is no SpecialX in gdk/keynames.txt
1526 case WXK_SPECIAL1: case WXK_SPECIAL2: case WXK_SPECIAL3: case WXK_SPECIAL4:
1527 case WXK_SPECIAL5: case WXK_SPECIAL6: case WXK_SPECIAL7: case WXK_SPECIAL8:
1528 case WXK_SPECIAL9: case WXK_SPECIAL10: case WXK_SPECIAL11: case WXK_SPECIAL12:
1529 case WXK_SPECIAL13: case WXK_SPECIAL14: case WXK_SPECIAL15: case WXK_SPECIAL16:
1530 case WXK_SPECIAL17: case WXK_SPECIAL18: case WXK_SPECIAL19: case WXK_SPECIAL20:
1531 hotkey += wxString::Format(wxT("Special%d"), code - WXK_SPECIAL1 + 1);
1532 break;
1533 */
1534 // if there are any other keys wxAcceleratorEntry::Create() may
1535 // return, we should process them here
1536
1537 default:
1538 if ( code < 127 )
1539 {
1540 const wxString
1541 name = wxGTK_CONV_BACK_SYS(gdk_keyval_name((guint)code));
1542 if ( !name.empty() )
1543 {
1544 hotkey << name;
1545 break;
1546 }
1547 }
1548
1549 wxFAIL_MSG( wxT("unknown keyboard accel") );
1550 }
1551
1552 delete accel;
1553 }
1554
1555 return hotkey;
1556 }
1557
1558 #endif // wxUSE_ACCEL
1559
1560 // ----------------------------------------------------------------------------
1561 // Pop-up menu stuff
1562 // ----------------------------------------------------------------------------
1563
1564 #if wxUSE_MENUS_NATIVE
1565
1566 extern "C" WXDLLIMPEXP_CORE
1567 void gtk_pop_hide_callback( GtkWidget *WXUNUSED(widget), bool* is_waiting )
1568 {
1569 *is_waiting = false;
1570 }
1571
1572 WXDLLIMPEXP_CORE void SetInvokingWindow( wxMenu *menu, wxWindow* win )
1573 {
1574 menu->SetInvokingWindow( win );
1575
1576 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
1577 while (node)
1578 {
1579 wxMenuItem *menuitem = node->GetData();
1580 if (menuitem->IsSubMenu())
1581 {
1582 SetInvokingWindow( menuitem->GetSubMenu(), win );
1583 }
1584
1585 node = node->GetNext();
1586 }
1587 }
1588
1589 extern "C" WXDLLIMPEXP_CORE
1590 void wxPopupMenuPositionCallback( GtkMenu *menu,
1591 gint *x, gint *y,
1592 gboolean * WXUNUSED(whatever),
1593 gpointer user_data )
1594 {
1595 // ensure that the menu appears entirely on screen
1596 GtkRequisition req;
1597 gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
1598
1599 wxSize sizeScreen = wxGetDisplaySize();
1600 wxPoint *pos = (wxPoint*)user_data;
1601
1602 gint xmax = sizeScreen.x - req.width,
1603 ymax = sizeScreen.y - req.height;
1604
1605 *x = pos->x < xmax ? pos->x : xmax;
1606 *y = pos->y < ymax ? pos->y : ymax;
1607 }
1608
1609 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
1610 {
1611 wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
1612
1613 wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
1614
1615 // NOTE: if you change this code, you need to update
1616 // the same code in taskbar.cpp as well. This
1617 // is ugly code duplication, I know.
1618
1619 SetInvokingWindow( menu, this );
1620
1621 menu->UpdateUI();
1622
1623 bool is_waiting = true;
1624
1625 gulong handler = g_signal_connect (menu->m_menu, "hide",
1626 G_CALLBACK (gtk_pop_hide_callback),
1627 &is_waiting);
1628
1629 wxPoint pos;
1630 gpointer userdata;
1631 GtkMenuPositionFunc posfunc;
1632 if ( x == -1 && y == -1 )
1633 {
1634 // use GTK's default positioning algorithm
1635 userdata = NULL;
1636 posfunc = NULL;
1637 }
1638 else
1639 {
1640 pos = ClientToScreen(wxPoint(x, y));
1641 userdata = &pos;
1642 posfunc = wxPopupMenuPositionCallback;
1643 }
1644
1645 wxMenuEvent eventOpen(wxEVT_MENU_OPEN, -1, menu);
1646 DoCommonMenuCallbackCode(menu, eventOpen);
1647
1648 gtk_menu_popup(
1649 GTK_MENU(menu->m_menu),
1650 (GtkWidget *) NULL, // parent menu shell
1651 (GtkWidget *) NULL, // parent menu item
1652 posfunc, // function to position it
1653 userdata, // client data
1654 0, // button used to activate it
1655 gtk_get_current_event_time()
1656 );
1657
1658 while (is_waiting)
1659 {
1660 gtk_main_iteration();
1661 }
1662
1663 g_signal_handler_disconnect (menu->m_menu, handler);
1664
1665 wxMenuEvent eventClose(wxEVT_MENU_CLOSE, -1, menu);
1666 DoCommonMenuCallbackCode(menu, eventClose);
1667
1668 return true;
1669 }
1670
1671 #endif // wxUSE_MENUS_NATIVE
1672
1673 #ifdef __WXGTK20__
1674
1675 #include <gtk/gtk.h>
1676
1677 const char *wxGetStockGtkID(wxWindowID id)
1678 {
1679 #define STOCKITEM(wx,gtk) \
1680 case wx: \
1681 return gtk;
1682
1683 #define STOCKITEM_MISSING(wx) \
1684 case wx: \
1685 return NULL;
1686
1687 #if GTK_CHECK_VERSION(2,4,0)
1688 #define STOCKITEM_24(wx,gtk) STOCKITEM(wx,gtk)
1689 #else
1690 #define STOCKITEM_24(wx,gtk) STOCKITEM_MISSING(wx)
1691 #endif
1692
1693 #if GTK_CHECK_VERSION(2,6,0)
1694 #define STOCKITEM_26(wx,gtk) STOCKITEM(wx,gtk)
1695 #else
1696 #define STOCKITEM_26(wx,gtk) STOCKITEM_MISSING(wx)
1697 #endif
1698
1699 #if GTK_CHECK_VERSION(2,10,0)
1700 #define STOCKITEM_210(wx,gtk) STOCKITEM(wx,gtk)
1701 #else
1702 #define STOCKITEM_210(wx,gtk) STOCKITEM_MISSING(wx)
1703 #endif
1704
1705
1706 switch (id)
1707 {
1708 STOCKITEM_26(wxID_ABOUT, GTK_STOCK_ABOUT)
1709 STOCKITEM(wxID_ADD, GTK_STOCK_ADD)
1710 STOCKITEM(wxID_APPLY, GTK_STOCK_APPLY)
1711 STOCKITEM(wxID_BOLD, GTK_STOCK_BOLD)
1712 STOCKITEM(wxID_CANCEL, GTK_STOCK_CANCEL)
1713 STOCKITEM(wxID_CLEAR, GTK_STOCK_CLEAR)
1714 STOCKITEM(wxID_CLOSE, GTK_STOCK_CLOSE)
1715 STOCKITEM(wxID_COPY, GTK_STOCK_COPY)
1716 STOCKITEM(wxID_CUT, GTK_STOCK_CUT)
1717 STOCKITEM(wxID_DELETE, GTK_STOCK_DELETE)
1718 STOCKITEM_26(wxID_EDIT, GTK_STOCK_EDIT)
1719 STOCKITEM(wxID_FIND, GTK_STOCK_FIND)
1720 STOCKITEM_26(wxID_FILE, GTK_STOCK_FILE)
1721 STOCKITEM(wxID_REPLACE, GTK_STOCK_FIND_AND_REPLACE)
1722 STOCKITEM(wxID_BACKWARD, GTK_STOCK_GO_BACK)
1723 STOCKITEM(wxID_DOWN, GTK_STOCK_GO_DOWN)
1724 STOCKITEM(wxID_FORWARD, GTK_STOCK_GO_FORWARD)
1725 STOCKITEM(wxID_UP, GTK_STOCK_GO_UP)
1726 STOCKITEM(wxID_HELP, GTK_STOCK_HELP)
1727 STOCKITEM(wxID_HOME, GTK_STOCK_HOME)
1728 STOCKITEM_24(wxID_INDENT, GTK_STOCK_INDENT)
1729 STOCKITEM(wxID_INDEX, GTK_STOCK_INDEX)
1730 STOCKITEM(wxID_ITALIC, GTK_STOCK_ITALIC)
1731 STOCKITEM(wxID_JUSTIFY_CENTER, GTK_STOCK_JUSTIFY_CENTER)
1732 STOCKITEM(wxID_JUSTIFY_FILL, GTK_STOCK_JUSTIFY_FILL)
1733 STOCKITEM(wxID_JUSTIFY_LEFT, GTK_STOCK_JUSTIFY_LEFT)
1734 STOCKITEM(wxID_JUSTIFY_RIGHT, GTK_STOCK_JUSTIFY_RIGHT)
1735 STOCKITEM(wxID_NEW, GTK_STOCK_NEW)
1736 STOCKITEM(wxID_NO, GTK_STOCK_NO)
1737 STOCKITEM(wxID_OK, GTK_STOCK_OK)
1738 STOCKITEM(wxID_OPEN, GTK_STOCK_OPEN)
1739 STOCKITEM(wxID_PASTE, GTK_STOCK_PASTE)
1740 STOCKITEM(wxID_PREFERENCES, GTK_STOCK_PREFERENCES)
1741 STOCKITEM(wxID_PRINT, GTK_STOCK_PRINT)
1742 STOCKITEM(wxID_PREVIEW, GTK_STOCK_PRINT_PREVIEW)
1743 STOCKITEM(wxID_PROPERTIES, GTK_STOCK_PROPERTIES)
1744 STOCKITEM(wxID_EXIT, GTK_STOCK_QUIT)
1745 STOCKITEM(wxID_REDO, GTK_STOCK_REDO)
1746 STOCKITEM(wxID_REFRESH, GTK_STOCK_REFRESH)
1747 STOCKITEM(wxID_REMOVE, GTK_STOCK_REMOVE)
1748 STOCKITEM(wxID_REVERT_TO_SAVED, GTK_STOCK_REVERT_TO_SAVED)
1749 STOCKITEM(wxID_SAVE, GTK_STOCK_SAVE)
1750 STOCKITEM(wxID_SAVEAS, GTK_STOCK_SAVE_AS)
1751 STOCKITEM_210(wxID_SELECTALL, GTK_STOCK_SELECT_ALL)
1752 STOCKITEM(wxID_STOP, GTK_STOCK_STOP)
1753 STOCKITEM(wxID_UNDELETE, GTK_STOCK_UNDELETE)
1754 STOCKITEM(wxID_UNDERLINE, GTK_STOCK_UNDERLINE)
1755 STOCKITEM(wxID_UNDO, GTK_STOCK_UNDO)
1756 STOCKITEM_24(wxID_UNINDENT, GTK_STOCK_UNINDENT)
1757 STOCKITEM(wxID_YES, GTK_STOCK_YES)
1758 STOCKITEM(wxID_ZOOM_100, GTK_STOCK_ZOOM_100)
1759 STOCKITEM(wxID_ZOOM_FIT, GTK_STOCK_ZOOM_FIT)
1760 STOCKITEM(wxID_ZOOM_IN, GTK_STOCK_ZOOM_IN)
1761 STOCKITEM(wxID_ZOOM_OUT, GTK_STOCK_ZOOM_OUT)
1762
1763 default:
1764 wxFAIL_MSG( _T("invalid stock item ID") );
1765 break;
1766 };
1767
1768 #undef STOCKITEM
1769
1770 return NULL;
1771 }
1772
1773 bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key)
1774 {
1775 if (!id)
1776 return false;
1777
1778 GtkStockItem stock_item;
1779 if (gtk_stock_lookup (id, &stock_item))
1780 {
1781 if (key) *key = stock_item.keyval;
1782 if (mod) *mod = stock_item.modifier;
1783
1784 // some GTK stock items have zero values for the keyval;
1785 // it means that they do not have an accelerator...
1786 if (stock_item.keyval)
1787 return true;
1788 }
1789
1790 return false;
1791 }
1792
1793 #endif // __WXGTK20__
wxWidgets (Impactor)