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/app.h"
  19 #endif
  20
  21 #include "wx/bitmap.h"
  22
  23 #if wxUSE_ACCEL
  24     #include "wx/accel.h"
  25 #endif // wxUSE_ACCEL
  26
  27 #include "wx/gtk/private.h"
  28
  29 #include <gdk/gdkkeysyms.h>
  30
  31 // FIXME: is this right? somehow I don't think so (VZ)
  32 #ifdef __WXGTK20__
  33     #include <glib-object.h>
  34
  35     #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g))
  36     #define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g))
  37     #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
  38
  39     #define ACCEL_OBJECT        GtkWindow
  40     #define ACCEL_OBJECTS(a)    (a)->acceleratables
  41     #define ACCEL_OBJ_CAST(obj) ((GtkWindow*) obj)
  42 #else // GTK+ 1.x
  43     #define ACCEL_OBJECT        GtkObject
  44     #define ACCEL_OBJECTS(a)    (a)->attach_objects
  45     #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
  46 #endif
  47
  48 // we use normal item but with a special id for the menu title
  49 static const int wxGTK_TITLE_ID = -3;
  50
  51 //-----------------------------------------------------------------------------
  52 // idle system
  53 //-----------------------------------------------------------------------------
  54
  55 #if wxUSE_ACCEL
  56 static wxString GetGtkHotKey( const wxMenuItem& item );
  57 #endif
  58
  59 //-----------------------------------------------------------------------------
  60 // idle system
  61 //-----------------------------------------------------------------------------
  62
  63 static wxString wxReplaceUnderscore( const wxString& title )
  64 {
  65     const wxChar *pc;
  66
  67     // GTK 1.2 wants to have "_" instead of "&" for accelerators
  68     wxString str;
  69     pc = title;
  70     while (*pc != wxT('\0'))
  71     {
  72         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
  73         {
  74             // "&" is doubled to indicate "&" instead of accelerator
  75             ++pc;
  76             str << wxT('&');
  77         }
  78         else if (*pc == wxT('&'))
  79         {
  80             str << wxT('_');
  81         }
  82         else
  83         {
  84             if ( *pc == wxT('_') )
  85             {
  86                 // underscores must be doubled to prevent them from being
  87                 // interpreted as accelerator character prefix by GTK
  88                 str << *pc;
  89             }
  90
  91             str << *pc;
  92         }
  93         ++pc;
  94     }
  95
  96     // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
  97
  98     return str;
  99 }
 100
 101 //-----------------------------------------------------------------------------
 102 // activate message from GTK
 103 //-----------------------------------------------------------------------------
 104
 105 static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event)
 106 {
 107     if (g_isIdle)
 108         wxapp_install_idle_handler();
 109
 110     event.SetEventObject( menu );
 111
 112     wxEvtHandler* handler = menu->GetEventHandler();
 113     if (handler && handler->ProcessEvent(event))
 114         return;
 115
 116     wxWindow *win = menu->GetInvokingWindow();
 117     if (win)
 118         win->GetEventHandler()->ProcessEvent( event );
 119 }
 120
 121 extern "C" {
 122
 123 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
 124 {
 125     wxMenuEvent event(wxEVT_MENU_OPEN, -1, menu);
 126
 127     DoCommonMenuCallbackCode(menu, event);
 128 }
 129
 130 static void gtk_menu_close_callback( GtkWidget *widget, wxMenuBar *menubar )
 131 {
 132     if ( !menubar->GetMenuCount() )
 133     {
 134         // if menubar is empty we can't call GetMenu(0) below
 135         return;
 136     }
 137
 138     wxMenuEvent event( wxEVT_MENU_CLOSE, -1, NULL );
 139
 140     DoCommonMenuCallbackCode(menubar->GetMenu(0), event);
 141 }
 142
 143 }
 144
 145 //-----------------------------------------------------------------------------
 146 // wxMenuBar
 147 //-----------------------------------------------------------------------------
 148
 149 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
 150
 151 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
 152 {
 153     // the parent window is known after wxFrame::SetMenu()
 154     m_needParent = false;
 155     m_style = style;
 156     m_invokingWindow = (wxWindow*) NULL;
 157
 158     if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
 159         !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
 160     {
 161         wxFAIL_MSG( wxT("wxMenuBar creation failed") );
 162         return;
 163     }
 164
 165     m_menubar = gtk_menu_bar_new();
 166
 167     if (style & wxMB_DOCKABLE)
 168     {
 169         m_widget = gtk_handle_box_new();
 170         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
 171         gtk_widget_show( GTK_WIDGET(m_menubar) );
 172     }
 173     else
 174     {
 175         m_widget = GTK_WIDGET(m_menubar);
 176     }
 177
 178     PostCreation();
 179
 180     ApplyWidgetStyle();
 181
 182     for (size_t i = 0; i < n; ++i )
 183         Append(menus[i], titles[i]);
 184
 185     // VZ: for some reason connecting to menus "deactivate" doesn't work (we
 186     //     don't get it when the menu is dismissed by clicking outside the
 187     //     toolbar) so we connect to the global one, even if it means that we
 188     //     can't pass the menu which was closed in wxMenuEvent object
 189     g_signal_connect (m_menubar, "deactivate",
 190                       G_CALLBACK (gtk_menu_close_callback), this);
 191
 192 }
 193
 194 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
 195 {
 196     Init(n, menus, titles, style);
 197 }
 198
 199 wxMenuBar::wxMenuBar(long style)
 200 {
 201     Init(0, NULL, NULL, style);
 202 }
 203
 204 wxMenuBar::wxMenuBar()
 205 {
 206     Init(0, NULL, NULL, 0);
 207 }
 208
 209 wxMenuBar::~wxMenuBar()
 210 {
 211 }
 212
 213 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
 214 {
 215     menu->SetInvokingWindow( (wxWindow*) NULL );
 216
 217     wxWindow *top_frame = win;
 218     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 219         top_frame = top_frame->GetParent();
 220
 221     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 222     while (node)
 223     {
 224         wxMenuItem *menuitem = node->GetData();
 225         if (menuitem->IsSubMenu())
 226             wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
 227         node = node->GetNext();
 228     }
 229 }
 230
 231 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 232 {
 233     menu->SetInvokingWindow( win );
 234
 235     wxWindow *top_frame = win;
 236     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 237         top_frame = top_frame->GetParent();
 238
 239     // support for native hot keys
 240     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 241     if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
 242         gtk_accel_group_attach( menu->m_accel, obj );
 243
 244     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 245     while (node)
 246     {
 247         wxMenuItem *menuitem = node->GetData();
 248         if (menuitem->IsSubMenu())
 249             wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
 250         node = node->GetNext();
 251     }
 252 }
 253
 254 void wxMenuBar::SetInvokingWindow( wxWindow *win )
 255 {
 256     m_invokingWindow = win;
 257     wxWindow *top_frame = win;
 258     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 259         top_frame = top_frame->GetParent();
 260
 261     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 262     while (node)
 263     {
 264         wxMenu *menu = node->GetData();
 265         wxMenubarSetInvokingWindow( menu, win );
 266         node = node->GetNext();
 267     }
 268 }
 269
 270 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
 271 {
 272     m_invokingWindow = (wxWindow*) NULL;
 273     wxWindow *top_frame = win;
 274     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 275         top_frame = top_frame->GetParent();
 276
 277     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 278     while (node)
 279     {
 280         wxMenu *menu = node->GetData();
 281         wxMenubarUnsetInvokingWindow( menu, win );
 282         node = node->GetNext();
 283     }
 284 }
 285
 286 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
 287 {
 288     if ( !wxMenuBarBase::Append( menu, title ) )
 289         return false;
 290
 291     return GtkAppend(menu, title);
 292 }
 293
 294 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
 295 {
 296     wxString str( wxReplaceUnderscore( title ) );
 297
 298     // This doesn't have much effect right now.
 299     menu->SetTitle( str );
 300
 301     // The "m_owner" is the "menu item"
 302     menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
 303
 304     gtk_widget_show( menu->m_owner );
 305
 306     gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
 307
 308     if (pos == -1)
 309         gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
 310     else
 311         gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
 312
 313     g_signal_connect (menu->m_owner, "activate",
 314                       G_CALLBACK (gtk_menu_open_callback),
 315                       menu);
 316
 317     // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
 318     // addings menu later on.
 319     if (m_invokingWindow)
 320     {
 321         wxMenubarSetInvokingWindow( menu, m_invokingWindow );
 322
 323             // OPTIMISE ME:  we should probably cache this, or pass it
 324             //               directly, but for now this is a minimal
 325             //               change to validate the new dynamic sizing.
 326             //               see (and refactor :) similar code in Remove
 327             //               below.
 328
 329         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 330
 331         if( frame )
 332             frame->UpdateMenuBarSize();
 333     }
 334
 335     return true;
 336 }
 337
 338 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 339 {
 340     if ( !wxMenuBarBase::Insert(pos, menu, title) )
 341         return false;
 342
 343     // TODO
 344
 345     if ( !GtkAppend(menu, title, (int)pos) )
 346         return false;
 347
 348     return true;
 349 }
 350
 351 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 352 {
 353     // remove the old item and insert a new one
 354     wxMenu *menuOld = Remove(pos);
 355     if ( menuOld && !Insert(pos, menu, title) )
 356     {
 357         return (wxMenu*) NULL;
 358     }
 359
 360     // either Insert() succeeded or Remove() failed and menuOld is NULL
 361     return menuOld;
 362 }
 363
 364 wxMenu *wxMenuBar::Remove(size_t pos)
 365 {
 366     wxMenu *menu = wxMenuBarBase::Remove(pos);
 367     if ( !menu )
 368         return (wxMenu*) NULL;
 369
 370     gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
 371     gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
 372
 373     gtk_widget_destroy( menu->m_owner );
 374     menu->m_owner = NULL;
 375
 376     if (m_invokingWindow)
 377     {
 378         // OPTIMISE ME:  see comment in GtkAppend
 379         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 380
 381         if( frame )
 382             frame->UpdateMenuBarSize();
 383     }
 384
 385     return menu;
 386 }
 387
 388 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
 389 {
 390     if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
 391     {
 392         int res = menu->FindItem( itemString );
 393         if (res != wxNOT_FOUND)
 394             return res;
 395     }
 396
 397     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 398     while (node)
 399     {
 400         wxMenuItem *item = node->GetData();
 401         if (item->IsSubMenu())
 402             return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
 403
 404         node = node->GetNext();
 405     }
 406
 407     return wxNOT_FOUND;
 408 }
 409
 410 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
 411 {
 412     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 413     while (node)
 414     {
 415         wxMenu *menu = node->GetData();
 416         int res = FindMenuItemRecursive( menu, menuString, itemString);
 417         if (res != -1)
 418             return res;
 419         node = node->GetNext();
 420     }
 421
 422     return wxNOT_FOUND;
 423 }
 424
 425 // Find a wxMenuItem using its id. Recurses down into sub-menus
 426 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
 427 {
 428     wxMenuItem* result = menu->FindChildItem(id);
 429
 430     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 431     while ( node && result == NULL )
 432     {
 433         wxMenuItem *item = node->GetData();
 434         if (item->IsSubMenu())
 435         {
 436             result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
 437         }
 438         node = node->GetNext();
 439     }
 440
 441     return result;
 442 }
 443
 444 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
 445 {
 446     wxMenuItem* result = 0;
 447     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 448     while (node && result == 0)
 449     {
 450         wxMenu *menu = node->GetData();
 451         result = FindMenuItemByIdRecursive( menu, id );
 452         node = node->GetNext();
 453     }
 454
 455     if ( menuForItem )
 456     {
 457         *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
 458     }
 459
 460     return result;
 461 }
 462
 463 void wxMenuBar::EnableTop( size_t pos, bool flag )
 464 {
 465     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 466
 467     wxCHECK_RET( node, wxT("menu not found") );
 468
 469     wxMenu* menu = node->GetData();
 470
 471     if (menu->m_owner)
 472         gtk_widget_set_sensitive( menu->m_owner, flag );
 473 }
 474
 475 wxString wxMenuBar::GetLabelTop( size_t pos ) const
 476 {
 477     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 478
 479     wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
 480
 481     wxMenu* menu = node->GetData();
 482
 483     wxString label;
 484     wxString text( menu->GetTitle() );
 485     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 486     {
 487         if ( *pc == wxT('_') )
 488         {
 489             // '_' is the escape character for GTK+
 490             continue;
 491         }
 492
 493         // don't remove ampersands '&' since if we have them in the menu title
 494         // it means that they were doubled to indicate "&" instead of accelerator
 495
 496         label += *pc;
 497     }
 498
 499     return label;
 500 }
 501
 502 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
 503 {
 504     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 505
 506     wxCHECK_RET( node, wxT("menu not found") );
 507
 508     wxMenu* menu = node->GetData();
 509
 510     const wxString str( wxReplaceUnderscore( label ) );
 511
 512     menu->SetTitle( str );
 513
 514     if (menu->m_owner)
 515         gtk_label_set_text_with_mnemonic( GTK_LABEL( GTK_BIN(menu->m_owner)->child), wxGTK_CONV(str) );
 516 }
 517
 518 //-----------------------------------------------------------------------------
 519 // "activate"
 520 //-----------------------------------------------------------------------------
 521
 522 extern "C" {
 523 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
 524 {
 525     if (g_isIdle)
 526         wxapp_install_idle_handler();
 527
 528     int id = menu->FindMenuIdByMenuItem(widget);
 529
 530     /* should find it for normal (not popup) menu */
 531     wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
 532                   _T("menu item not found in gtk_menu_clicked_callback") );
 533
 534     if (!menu->IsEnabled(id))
 535         return;
 536
 537     wxMenuItem* item = menu->FindChildItem( id );
 538     wxCHECK_RET( item, wxT("error in menu item callback") );
 539
 540     if ( item->GetId() == wxGTK_TITLE_ID )
 541     {
 542         // ignore events from the menu title
 543         return;
 544     }
 545
 546     if (item->IsCheckable())
 547     {
 548         bool isReallyChecked = item->IsChecked(),
 549             isInternallyChecked = item->wxMenuItemBase::IsChecked();
 550
 551         // ensure that the internal state is always consistent with what is
 552         // shown on the screen
 553         item->wxMenuItemBase::Check(isReallyChecked);
 554
 555         // we must not report the events for the radio button going up nor the
 556         // events resulting from the calls to wxMenuItem::Check()
 557         if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
 558              (isInternallyChecked == isReallyChecked) )
 559         {
 560             return;
 561         }
 562     }
 563
 564
 565     // Is this menu on a menubar?  (possibly nested)
 566     wxFrame* frame = NULL;
 567     if(menu->IsAttached())
 568         frame = menu->GetMenuBar()->GetFrame();
 569
 570     // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
 571     //        normally wxMenu::SendEvent() should be enough, if it doesn't work
 572     //        in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
 573     //        should be fixed instead of working around it here...
 574     if (frame)
 575     {
 576         // If it is attached then let the frame send the event.
 577         // Don't call frame->ProcessCommand(id) because it toggles
 578         // checkable items and we've already done that above.
 579         wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 580         commandEvent.SetEventObject(frame);
 581         if (item->IsCheckable())
 582             commandEvent.SetInt(item->IsChecked());
 583         commandEvent.SetEventObject(menu);
 584
 585         frame->GetEventHandler()->ProcessEvent(commandEvent);
 586     }
 587     else
 588     {
 589         // otherwise let the menu have it
 590         menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
 591     }
 592 }
 593 }
 594
 595 //-----------------------------------------------------------------------------
 596 // "select"
 597 //-----------------------------------------------------------------------------
 598
 599 extern "C" {
 600 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
 601 {
 602     if (g_isIdle) wxapp_install_idle_handler();
 603
 604     int id = menu->FindMenuIdByMenuItem(widget);
 605
 606     wxASSERT( id != -1 ); // should find it!
 607
 608     if (!menu->IsEnabled(id))
 609         return;
 610
 611     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
 612     event.SetEventObject( menu );
 613
 614     wxEvtHandler* handler = menu->GetEventHandler();
 615     if (handler && handler->ProcessEvent(event))
 616         return;
 617
 618     wxWindow *win = menu->GetInvokingWindow();
 619     if (win) win->GetEventHandler()->ProcessEvent( event );
 620 }
 621 }
 622
 623 //-----------------------------------------------------------------------------
 624 // "deselect"
 625 //-----------------------------------------------------------------------------
 626
 627 extern "C" {
 628 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
 629 {
 630     if (g_isIdle) wxapp_install_idle_handler();
 631
 632     int id = menu->FindMenuIdByMenuItem(widget);
 633
 634     wxASSERT( id != -1 ); // should find it!
 635
 636     if (!menu->IsEnabled(id))
 637         return;
 638
 639     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
 640     event.SetEventObject( menu );
 641
 642     wxEvtHandler* handler = menu->GetEventHandler();
 643     if (handler && handler->ProcessEvent(event))
 644         return;
 645
 646     wxWindow *win = menu->GetInvokingWindow();
 647     if (win)
 648         win->GetEventHandler()->ProcessEvent( event );
 649 }
 650 }
 651
 652 //-----------------------------------------------------------------------------
 653 // wxMenuItem
 654 //-----------------------------------------------------------------------------
 655
 656 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
 657
 658 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
 659                                 int id,
 660                                 const wxString& name,
 661                                 const wxString& help,
 662                                 wxItemKind kind,
 663                                 wxMenu *subMenu)
 664 {
 665     return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
 666 }
 667
 668 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 669                        int id,
 670                        const wxString& text,
 671                        const wxString& help,
 672                        wxItemKind kind,
 673                        wxMenu *subMenu)
 674           : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
 675 {
 676     Init(text);
 677 }
 678
 679 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 680                        int id,
 681                        const wxString& text,
 682                        const wxString& help,
 683                        bool isCheckable,
 684                        wxMenu *subMenu)
 685           : wxMenuItemBase(parentMenu, id, text, help,
 686                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 687 {
 688     Init(text);
 689 }
 690
 691 void wxMenuItem::Init(const wxString& text)
 692 {
 693     m_labelWidget = (GtkWidget *) NULL;
 694     m_menuItem = (GtkWidget *) NULL;
 695
 696     DoSetText(text);
 697 }
 698
 699 wxMenuItem::~wxMenuItem()
 700 {
 701    // don't delete menu items, the menus take care of that
 702 }
 703
 704 // return the menu item text without any menu accels
 705 /* static */
 706 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
 707 {
 708     wxString label;
 709
 710     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 711     {
 712         if ( *pc == wxT('\t'))
 713             break;
 714
 715         if ( *pc == wxT('_') )
 716         {
 717             // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
 718             pc++;
 719             label += *pc;
 720             continue;
 721         }
 722
 723         if ( *pc == wxT('\\')  )
 724         {
 725             // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
 726             pc++;
 727             label += *pc;
 728             continue;
 729         }
 730
 731         if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
 732         {
 733             // wxMSW escapes "&"
 734             // "&" is doubled to indicate "&" instead of accelerator
 735             continue;
 736         }
 737
 738         label += *pc;
 739     }
 740
 741     // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
 742
 743     return label;
 744 }
 745
 746 void wxMenuItem::SetText( const wxString& str )
 747 {
 748     // Some optimization to avoid flicker
 749     wxString oldLabel = m_text;
 750     oldLabel = wxStripMenuCodes(oldLabel);
 751     oldLabel.Replace(wxT("_"), wxT(""));
 752     wxString label1 = wxStripMenuCodes(str);
 753     wxString oldhotkey = GetHotKey();    // Store the old hotkey in Ctrl-foo format
 754     wxCharBuffer oldbuf = wxGTK_CONV_SYS( GetGtkHotKey(*this) );  // and as <control>foo
 755
 756     DoSetText(str);
 757
 758     if (oldLabel == label1 &&
 759              oldhotkey == GetHotKey())    // Make sure we can change a hotkey even if the label is unaltered
 760         return;
 761
 762     if (m_menuItem)
 763     {
 764         GtkLabel *label;
 765         if (m_labelWidget)
 766             label = (GtkLabel*) m_labelWidget;
 767         else
 768             label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
 769
 770         gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV_SYS(m_text) );
 771     }
 772
 773     guint accel_key;
 774     GdkModifierType accel_mods;
 775     gtk_accelerator_parse( (const char*) oldbuf, &accel_key, &accel_mods);
 776     if (accel_key != 0)
 777     {
 778         gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
 779                                        m_parentMenu->m_accel,
 780                                        accel_key,
 781                                        accel_mods );
 782     }
 783
 784     wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*this) );
 785     gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
 786     if (accel_key != 0)
 787     {
 788         gtk_widget_add_accelerator( GTK_WIDGET(m_menuItem),
 789                                     "activate",
 790                                     m_parentMenu->m_accel,
 791                                     accel_key,
 792                                     accel_mods,
 793                                     GTK_ACCEL_VISIBLE);
 794     }
 795 }
 796
 797 // it's valid for this function to be called even if m_menuItem == NULL
 798 void wxMenuItem::DoSetText( const wxString& str )
 799 {
 800     // '\t' is the deliminator indicating a hot key
 801     m_text.Empty();
 802     const wxChar *pc = str;
 803     while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
 804     {
 805         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
 806         {
 807             // "&" is doubled to indicate "&" instead of accelerator
 808             ++pc;
 809             m_text << wxT('&');
 810         }
 811         else if (*pc == wxT('&'))
 812         {
 813             m_text << wxT('_');
 814         }
 815         else if ( *pc == wxT('_') )    // escape underscores
 816         {
 817             m_text << wxT("__");
 818         }
 819         else
 820         {
 821             m_text << *pc;
 822         }
 823         ++pc;
 824     }
 825
 826     m_hotKey = wxT("");
 827
 828     if(*pc == wxT('\t'))
 829     {
 830        pc++;
 831        m_hotKey = pc;
 832     }
 833
 834     // wxPrintf( wxT("DoSetText(): str %s m_text %s hotkey %s\n"), str.c_str(), m_text.c_str(), m_hotKey.c_str() );
 835 }
 836
 837 #if wxUSE_ACCEL
 838
 839 wxAcceleratorEntry *wxMenuItem::GetAccel() const
 840 {
 841     if ( !GetHotKey() )
 842     {
 843         // nothing
 844         return (wxAcceleratorEntry *)NULL;
 845     }
 846
 847     // as wxGetAccelFromString() looks for TAB, insert a dummy one here
 848     wxString label;
 849     label << wxT('\t') << GetHotKey();
 850
 851     return wxGetAccelFromString(label);
 852 }
 853
 854 #endif // wxUSE_ACCEL
 855
 856 void wxMenuItem::Check( bool check )
 857 {
 858     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 859
 860     if (check == m_isChecked)
 861         return;
 862
 863     wxMenuItemBase::Check( check );
 864
 865     switch ( GetKind() )
 866     {
 867         case wxITEM_CHECK:
 868         case wxITEM_RADIO:
 869             gtk_check_menu_item_set_active( (GtkCheckMenuItem*)m_menuItem, (gint)check );
 870             break;
 871
 872         default:
 873             wxFAIL_MSG( _T("can't check this item") );
 874     }
 875 }
 876
 877 void wxMenuItem::Enable( bool enable )
 878 {
 879     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 880
 881     gtk_widget_set_sensitive( m_menuItem, enable );
 882     wxMenuItemBase::Enable( enable );
 883 }
 884
 885 bool wxMenuItem::IsChecked() const
 886 {
 887     wxCHECK_MSG( m_menuItem, false, wxT("invalid menu item") );
 888
 889     wxCHECK_MSG( IsCheckable(), false,
 890                  wxT("can't get state of uncheckable item!") );
 891
 892     return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
 893 }
 894
 895 //-----------------------------------------------------------------------------
 896 // wxMenu
 897 //-----------------------------------------------------------------------------
 898
 899 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
 900
 901 void wxMenu::Init()
 902 {
 903     m_accel = gtk_accel_group_new();
 904     m_menu = gtk_menu_new();
 905     // NB: keep reference to the menu so that it is not destroyed behind
 906     //     our back by GTK+ e.g. when it is removed from menubar:
 907     gtk_widget_ref(m_menu);
 908
 909     m_owner = (GtkWidget*) NULL;
 910
 911     // Tearoffs are entries, just like separators. So if we want this
 912     // menu to be a tear-off one, we just append a tearoff entry
 913     // immediately.
 914     if ( m_style & wxMENU_TEAROFF )
 915     {
 916         GtkWidget *tearoff = gtk_tearoff_menu_item_new();
 917
 918         gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), tearoff);
 919     }
 920
 921     m_prevRadio = NULL;
 922
 923     // append the title as the very first entry if we have it
 924     if ( !m_title.empty() )
 925     {
 926         Append(wxGTK_TITLE_ID, m_title);
 927         AppendSeparator();
 928     }
 929 }
 930
 931 wxMenu::~wxMenu()
 932 {
 933    WX_CLEAR_LIST(wxMenuItemList, m_items);
 934
 935    if ( GTK_IS_WIDGET( m_menu ))
 936    {
 937        // see wxMenu::Init
 938        gtk_widget_unref( m_menu );
 939        // if the menu is inserted in another menu at this time, there was
 940        // one more reference to it:
 941        if ( m_owner )
 942            gtk_widget_destroy( m_menu );
 943    }
 944 }
 945
 946 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
 947 {
 948     GtkWidget *menuItem;
 949
 950     wxString text;
 951
 952     if ( mitem->IsSeparator() )
 953     {
 954         menuItem = gtk_separator_menu_item_new();
 955     }
 956     else if (mitem->GetBitmap().Ok())
 957     {
 958         text = mitem->GetText();
 959         const wxBitmap *bitmap = &mitem->GetBitmap();
 960
 961         menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
 962
 963         GtkWidget *image;
 964         if (bitmap->HasPixbuf())
 965         {
 966             image = gtk_image_new_from_pixbuf(bitmap->GetPixbuf());
 967         }
 968         else
 969         {
 970             GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
 971             GdkBitmap *gdk_bitmap = bitmap->GetMask() ?
 972                                         bitmap->GetMask()->GetBitmap() :
 973                                         (GdkBitmap*) NULL;
 974             image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
 975         }
 976
 977         gtk_widget_show(image);
 978
 979         gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
 980
 981         m_prevRadio = NULL;
 982     }
 983     else // a normal item
 984     {
 985         // text has "_" instead of "&" after mitem->SetText() so don't use it
 986         text =  mitem->GetText() ;
 987
 988         switch ( mitem->GetKind() )
 989         {
 990             case wxITEM_CHECK:
 991             {
 992                 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
 993                 m_prevRadio = NULL;
 994                 break;
 995             }
 996
 997             case wxITEM_RADIO:
 998             {
 999                 GSList *group = NULL;
1000                 if ( m_prevRadio == NULL )
1001                 {
1002                     // start of a new radio group
1003                     m_prevRadio = menuItem =
1004                         gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1005                 }
1006                 else // continue the radio group
1007                 {
1008                     group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1009                     m_prevRadio = menuItem =
1010                         gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1011                 }
1012                 break;
1013             }
1014
1015             default:
1016                 wxFAIL_MSG( _T("unexpected menu item kind") );
1017                 // fall through
1018
1019             case wxITEM_NORMAL:
1020             {
1021                 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1022                 m_prevRadio = NULL;
1023                 break;
1024             }
1025         }
1026
1027     }
1028
1029     guint accel_key;
1030     GdkModifierType accel_mods;
1031     wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*mitem) );
1032
1033     // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetGtkHotKey(*mitem).c_str() );
1034     gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1035     if (accel_key != 0)
1036     {
1037         gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1038                                     "activate",
1039                                     m_accel,
1040                                     accel_key,
1041                                     accel_mods,
1042                                     GTK_ACCEL_VISIBLE);
1043     }
1044
1045     if (pos == -1)
1046         gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1047     else
1048         gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1049
1050     gtk_widget_show( menuItem );
1051
1052     if ( !mitem->IsSeparator() )
1053     {
1054         wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1055
1056         g_signal_connect (menuItem, "select",
1057                           G_CALLBACK (gtk_menu_hilight_callback), this);
1058         g_signal_connect (menuItem, "deselect",
1059                           G_CALLBACK (gtk_menu_nolight_callback), this);
1060
1061         if ( mitem->IsSubMenu() && mitem->GetKind() != wxITEM_RADIO && mitem->GetKind() != wxITEM_CHECK )
1062         {
1063             gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1064
1065             gtk_widget_show( mitem->GetSubMenu()->m_menu );
1066
1067             // if adding a submenu to a menu already existing in the menu bar, we
1068             // must set invoking window to allow processing events from this
1069             // submenu
1070             if ( m_invokingWindow )
1071                 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1072         }
1073         else
1074         {
1075             g_signal_connect (menuItem, "activate",
1076                               G_CALLBACK (gtk_menu_clicked_callback),
1077                               this);
1078         }
1079     }
1080
1081     mitem->SetMenuItem(menuItem);
1082
1083     if (ms_locked)
1084     {
1085         // This doesn't even exist!
1086         // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1087     }
1088
1089     return true;
1090 }
1091
1092 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1093 {
1094     if (!GtkAppend(mitem))
1095         return NULL;
1096
1097     return wxMenuBase::DoAppend(mitem);
1098 }
1099
1100 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1101 {
1102     if ( !wxMenuBase::DoInsert(pos, item) )
1103         return NULL;
1104
1105     // TODO
1106     if ( !GtkAppend(item, (int)pos) )
1107         return NULL;
1108
1109     return item;
1110 }
1111
1112 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1113 {
1114     if ( !wxMenuBase::DoRemove(item) )
1115         return (wxMenuItem *)NULL;
1116
1117     // TODO: this code doesn't delete the item factory item and this seems
1118     //       impossible as of GTK 1.2.6.
1119     gtk_widget_destroy( item->GetMenuItem() );
1120
1121     return item;
1122 }
1123
1124 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1125 {
1126     wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1127     while (node)
1128     {
1129         wxMenuItem *item = node->GetData();
1130         if (item->GetMenuItem() == menuItem)
1131             return item->GetId();
1132         node = node->GetNext();
1133     }
1134
1135     return wxNOT_FOUND;
1136 }
1137
1138 // ----------------------------------------------------------------------------
1139 // helpers
1140 // ----------------------------------------------------------------------------
1141
1142 #if wxUSE_ACCEL
1143
1144 static wxString GetGtkHotKey( const wxMenuItem& item )
1145 {
1146     wxString hotkey;
1147
1148     wxAcceleratorEntry *accel = item.GetAccel();
1149     if ( accel )
1150     {
1151         int flags = accel->GetFlags();
1152         if ( flags & wxACCEL_ALT )
1153             hotkey += wxT("<alt>");
1154         if ( flags & wxACCEL_CTRL )
1155             hotkey += wxT("<control>");
1156         if ( flags & wxACCEL_SHIFT )
1157             hotkey += wxT("<shift>");
1158
1159         int code = accel->GetKeyCode();
1160         switch ( code )
1161         {
1162             case WXK_F1:
1163             case WXK_F2:
1164             case WXK_F3:
1165             case WXK_F4:
1166             case WXK_F5:
1167             case WXK_F6:
1168             case WXK_F7:
1169             case WXK_F8:
1170             case WXK_F9:
1171             case WXK_F10:
1172             case WXK_F11:
1173             case WXK_F12:
1174             case WXK_F13:
1175             case WXK_F14:
1176             case WXK_F15:
1177             case WXK_F16:
1178             case WXK_F17:
1179             case WXK_F18:
1180             case WXK_F19:
1181             case WXK_F20:
1182             case WXK_F21:
1183             case WXK_F22:
1184             case WXK_F23:
1185             case WXK_F24:
1186                 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1187                 break;
1188
1189                 // TODO: we should use gdk_keyval_name() (a.k.a.
1190                 //       XKeysymToString) here as well as hardcoding the keysym
1191                 //       names this might be not portable
1192            case WXK_INSERT:
1193                 hotkey << wxT("Insert" );
1194                 break;
1195             case WXK_DELETE:
1196                 hotkey << wxT("Delete" );
1197                 break;
1198             case WXK_UP:
1199                 hotkey << wxT("Up" );
1200                 break;
1201             case WXK_DOWN:
1202                 hotkey << wxT("Down" );
1203                 break;
1204             case WXK_PAGEUP:
1205                 hotkey << wxT("PgUp" );
1206                 break;
1207             case WXK_PAGEDOWN:
1208                 hotkey << wxT("PgDn" );
1209                 break;
1210             case WXK_LEFT:
1211                 hotkey << wxT("Left" );
1212                 break;
1213             case WXK_RIGHT:
1214                 hotkey << wxT("Right" );
1215                 break;
1216             case WXK_HOME:
1217                 hotkey << wxT("Home" );
1218                 break;
1219             case WXK_END:
1220                 hotkey << wxT("End" );
1221                 break;
1222             case WXK_RETURN:
1223                 hotkey << wxT("Return" );
1224                 break;
1225             case WXK_BACK:
1226                 hotkey << wxT("BackSpace" );
1227                 break;
1228             case WXK_TAB:
1229                 hotkey << wxT("Tab" );
1230                 break;
1231             case WXK_ESCAPE:
1232                 hotkey << wxT("Esc" );
1233                 break;
1234             case WXK_SPACE:
1235                 hotkey << wxT("space" );
1236                 break;
1237             case WXK_MULTIPLY:
1238                 hotkey << wxT("Multiply" );
1239                 break;
1240             case WXK_ADD:
1241                 hotkey << wxT("Add" );
1242                 break;
1243             case WXK_SEPARATOR:
1244                 hotkey << wxT("Separator" );
1245                 break;
1246             case WXK_SUBTRACT:
1247                 hotkey << wxT("Subtract" );
1248                 break;
1249             case WXK_DECIMAL:
1250                 hotkey << wxT("Decimal" );
1251                 break;
1252             case WXK_DIVIDE:
1253                 hotkey << wxT("Divide" );
1254                 break;
1255             case WXK_CANCEL:
1256                 hotkey << wxT("Cancel" );
1257                 break;
1258             case WXK_CLEAR:
1259                 hotkey << wxT("Clear" );
1260                 break;
1261             case WXK_MENU:
1262                 hotkey << wxT("Menu" );
1263                 break;
1264             case WXK_PAUSE:
1265                 hotkey << wxT("Pause" );
1266                 break;
1267             case WXK_CAPITAL:
1268                 hotkey << wxT("Capital" );
1269                 break;
1270             case WXK_SELECT:
1271                 hotkey << wxT("Select" );
1272                 break;
1273             case WXK_PRINT:
1274                 hotkey << wxT("Print" );
1275                 break;
1276             case WXK_EXECUTE:
1277                 hotkey << wxT("Execute" );
1278                 break;
1279             case WXK_SNAPSHOT:
1280                 hotkey << wxT("Snapshot" );
1281                 break;
1282             case WXK_HELP:
1283                 hotkey << wxT("Help" );
1284                 break;
1285             case WXK_NUMLOCK:
1286                 hotkey << wxT("Num_Lock" );
1287                 break;
1288             case WXK_SCROLL:
1289                 hotkey << wxT("Scroll_Lock" );
1290                 break;
1291             case WXK_NUMPAD_INSERT:
1292                 hotkey << wxT("KP_Insert" );
1293                 break;
1294             case WXK_NUMPAD_DELETE:
1295                 hotkey << wxT("KP_Delete" );
1296                 break;
1297              case WXK_NUMPAD_SPACE:
1298                 hotkey << wxT("KP_Space" );
1299                 break;
1300             case WXK_NUMPAD_TAB:
1301                 hotkey << wxT("KP_Tab" );
1302                 break;
1303             case WXK_NUMPAD_ENTER:
1304                 hotkey << wxT("KP_Enter" );
1305                 break;
1306             case WXK_NUMPAD_F1: case WXK_NUMPAD_F2: case WXK_NUMPAD_F3:
1307             case WXK_NUMPAD_F4:
1308                 hotkey += wxString::Format(wxT("KP_F%d"), code - WXK_NUMPAD_F1 + 1);
1309                 break;
1310             case WXK_NUMPAD_HOME:
1311                 hotkey << wxT("KP_Home" );
1312                 break;
1313             case WXK_NUMPAD_LEFT:
1314                 hotkey << wxT("KP_Left" );
1315                 break;
1316              case WXK_NUMPAD_UP:
1317                 hotkey << wxT("KP_Up" );
1318                 break;
1319             case WXK_NUMPAD_RIGHT:
1320                 hotkey << wxT("KP_Right" );
1321                 break;
1322             case WXK_NUMPAD_DOWN:
1323                 hotkey << wxT("KP_Down" );
1324                 break;
1325             case WXK_NUMPAD_PAGEUP:
1326                 hotkey << wxT("KP_PgUp" );
1327                 break;
1328             case WXK_NUMPAD_PAGEDOWN:
1329                 hotkey << wxT("KP_PgDn" );
1330                 break;
1331             case WXK_NUMPAD_END:
1332                 hotkey << wxT("KP_End" );
1333                 break;
1334             case WXK_NUMPAD_BEGIN:
1335                 hotkey << wxT("KP_Begin" );
1336                 break;
1337             case WXK_NUMPAD_EQUAL:
1338                 hotkey << wxT("KP_Equal" );
1339                 break;
1340             case WXK_NUMPAD_MULTIPLY:
1341                 hotkey << wxT("KP_Multiply" );
1342                 break;
1343             case WXK_NUMPAD_ADD:
1344                 hotkey << wxT("KP_Add" );
1345                 break;
1346             case WXK_NUMPAD_SEPARATOR:
1347                 hotkey << wxT("KP_Separator" );
1348                 break;
1349             case WXK_NUMPAD_SUBTRACT:
1350                 hotkey << wxT("KP_Subtract" );
1351                 break;
1352             case WXK_NUMPAD_DECIMAL:
1353                 hotkey << wxT("KP_Decimal" );
1354                 break;
1355             case WXK_NUMPAD_DIVIDE:
1356                 hotkey << wxT("KP_Divide" );
1357                 break;
1358            case WXK_NUMPAD0: case WXK_NUMPAD1: case WXK_NUMPAD2:
1359            case WXK_NUMPAD3: case WXK_NUMPAD4: case WXK_NUMPAD5:
1360            case WXK_NUMPAD6: case WXK_NUMPAD7: case WXK_NUMPAD8: case WXK_NUMPAD9:
1361                 hotkey += wxString::Format(wxT("KP_%d"), code - WXK_NUMPAD0);
1362                 break;
1363             case WXK_WINDOWS_LEFT:
1364                 hotkey << wxT("Super_L" );
1365                 break;
1366             case WXK_WINDOWS_RIGHT:
1367                 hotkey << wxT("Super_R" );
1368                 break;
1369             case WXK_WINDOWS_MENU:
1370                 hotkey << wxT("Menu" );
1371                 break;
1372             case WXK_COMMAND:
1373                 hotkey << wxT("Command" );
1374                 break;
1375           /* These probably wouldn't work as there is no SpecialX in gdk/keynames.txt
1376             case WXK_SPECIAL1: case WXK_SPECIAL2: case WXK_SPECIAL3: case WXK_SPECIAL4:
1377             case WXK_SPECIAL5: case WXK_SPECIAL6: case WXK_SPECIAL7: case WXK_SPECIAL8:
1378             case WXK_SPECIAL9:  case WXK_SPECIAL10:  case WXK_SPECIAL11: case WXK_SPECIAL12:
1379             case WXK_SPECIAL13: case WXK_SPECIAL14: case WXK_SPECIAL15: case WXK_SPECIAL16:
1380             case WXK_SPECIAL17: case WXK_SPECIAL18: case WXK_SPECIAL19:  case WXK_SPECIAL20:
1381                 hotkey += wxString::Format(wxT("Special%d"), code - WXK_SPECIAL1 + 1);
1382                 break;
1383           */
1384                 // if there are any other keys wxGetAccelFromString() may
1385                 // return, we should process them here
1386
1387             default:
1388                 if ( code < 127 )
1389                 {
1390                     wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1391                     if ( name )
1392                     {
1393                         hotkey << name;
1394                         break;
1395                     }
1396                 }
1397
1398                 wxFAIL_MSG( wxT("unknown keyboard accel") );
1399         }
1400
1401         delete accel;
1402     }
1403
1404     return hotkey;
1405 }
1406
1407 #endif // wxUSE_ACCEL
1408
1409 // ----------------------------------------------------------------------------
1410 // Pop-up menu stuff
1411 // ----------------------------------------------------------------------------
1412
1413 #if wxUSE_MENUS_NATIVE
1414
1415 extern "C" WXDLLIMPEXP_CORE
1416 void gtk_pop_hide_callback( GtkWidget *WXUNUSED(widget), bool* is_waiting  )
1417 {
1418     *is_waiting = false;
1419 }
1420
1421 WXDLLIMPEXP_CORE void SetInvokingWindow( wxMenu *menu, wxWindow* win )
1422 {
1423     menu->SetInvokingWindow( win );
1424
1425     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
1426     while (node)
1427     {
1428         wxMenuItem *menuitem = node->GetData();
1429         if (menuitem->IsSubMenu())
1430         {
1431             SetInvokingWindow( menuitem->GetSubMenu(), win );
1432         }
1433
1434         node = node->GetNext();
1435     }
1436 }
1437
1438 extern "C" WXDLLIMPEXP_CORE
1439 void wxPopupMenuPositionCallback( GtkMenu *menu,
1440                                   gint *x, gint *y,
1441                                   gboolean * WXUNUSED(whatever),
1442                                   gpointer user_data )
1443 {
1444     // ensure that the menu appears entirely on screen
1445     GtkRequisition req;
1446     gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
1447
1448     wxSize sizeScreen = wxGetDisplaySize();
1449     wxPoint *pos = (wxPoint*)user_data;
1450
1451     gint xmax = sizeScreen.x - req.width,
1452          ymax = sizeScreen.y - req.height;
1453
1454     *x = pos->x < xmax ? pos->x : xmax;
1455     *y = pos->y < ymax ? pos->y : ymax;
1456 }
1457
1458 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
1459 {
1460     wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
1461
1462     wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
1463
1464     // NOTE: if you change this code, you need to update
1465     //       the same code in taskbar.cpp as well. This
1466     //       is ugly code duplication, I know.
1467
1468     SetInvokingWindow( menu, this );
1469
1470     menu->UpdateUI();
1471
1472     bool is_waiting = true;
1473
1474     gulong handler = g_signal_connect (menu->m_menu, "hide",
1475                                        G_CALLBACK (gtk_pop_hide_callback),
1476                                        &is_waiting);
1477
1478     wxPoint pos;
1479     gpointer userdata;
1480     GtkMenuPositionFunc posfunc;
1481     if ( x == -1 && y == -1 )
1482     {
1483         // use GTK's default positioning algorithm
1484         userdata = NULL;
1485         posfunc = NULL;
1486     }
1487     else
1488     {
1489         pos = ClientToScreen(wxPoint(x, y));
1490         userdata = &pos;
1491         posfunc = wxPopupMenuPositionCallback;
1492     }
1493
1494     wxMenuEvent eventOpen(wxEVT_MENU_OPEN, -1, menu);
1495     DoCommonMenuCallbackCode(menu, eventOpen);
1496
1497     gtk_menu_popup(
1498                   GTK_MENU(menu->m_menu),
1499                   (GtkWidget *) NULL,           // parent menu shell
1500                   (GtkWidget *) NULL,           // parent menu item
1501                   posfunc,                      // function to position it
1502                   userdata,                     // client data
1503                   0,                            // button used to activate it
1504                   gtk_get_current_event_time()
1505                 );
1506
1507     while (is_waiting)
1508     {
1509         gtk_main_iteration();
1510     }
1511
1512     g_signal_handler_disconnect (menu->m_menu, handler);
1513
1514     wxMenuEvent eventClose(wxEVT_MENU_CLOSE, -1, menu);
1515     DoCommonMenuCallbackCode(menu, eventClose);
1516
1517     return true;
1518 }
1519
1520 #endif // wxUSE_MENUS_NATIVE