src/gtk1/menu.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk1/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 #include "wx/stockitem.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/intl.h"
  18     #include "wx/log.h"
  19     #include "wx/app.h"
  20     #include "wx/bitmap.h"
  21 #endif
  22
  23 #if wxUSE_ACCEL
  24     #include "wx/accel.h"
  25 #endif // wxUSE_ACCEL
  26
  27 #include "wx/gtk1/private.h"
  28
  29 #include <gdk/gdkkeysyms.h>
  30
  31 #define ACCEL_OBJECT        GtkObject
  32 #define ACCEL_OBJECTS(a)    (a)->attach_objects
  33 #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
  34
  35 // we use normal item but with a special id for the menu title
  36 static const int wxGTK_TITLE_ID = -3;
  37
  38 // defined in window.cpp
  39 extern guint32 wxGtkTimeLastClick;
  40
  41 //-----------------------------------------------------------------------------
  42 // idle system
  43 //-----------------------------------------------------------------------------
  44
  45 extern void wxapp_install_idle_handler();
  46 extern bool g_isIdle;
  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 static wxString wxConvertFromGTKToWXLabel(const wxString& gtkLabel)
  95 {
  96     wxString label;
  97     for ( const wxChar *pc = gtkLabel.c_str(); *pc; pc++ )
  98     {
  99         // '_' is the escape character for GTK+.
 100
 101         if ( *pc == wxT('_') && *(pc+1) == wxT('_'))
 102         {
 103             // An underscore was escaped.
 104             label += wxT('_');
 105             pc++;
 106         }
 107         else if ( *pc == wxT('_') )
 108         {
 109             // Convert GTK+ hotkey symbol to wxWidgets/Windows standard
 110             label += wxT('&');
 111         }
 112         else if ( *pc == wxT('&') )
 113         {
 114             // Double the ampersand to escape it as far as wxWidgets is concerned
 115             label += wxT("&&");
 116         }
 117         else
 118         {
 119             // don't remove ampersands '&' since if we have them in the menu title
 120             // it means that they were doubled to indicate "&" instead of accelerator
 121             label += *pc;
 122         }
 123     }
 124
 125     return label;
 126 }
 127
 128
 129 //-----------------------------------------------------------------------------
 130 // activate message from GTK
 131 //-----------------------------------------------------------------------------
 132
 133 static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event)
 134 {
 135     if (g_isIdle)
 136         wxapp_install_idle_handler();
 137
 138     event.SetEventObject( menu );
 139
 140     wxEvtHandler* handler = menu->GetEventHandler();
 141     if (handler && handler->ProcessEvent(event))
 142         return;
 143
 144     wxWindow *win = menu->GetInvokingWindow();
 145     if (win)
 146         win->GetEventHandler()->ProcessEvent( event );
 147 }
 148
 149 extern "C" {
 150
 151 static void gtk_menu_open_callback( GtkWidget *WXUNUSED(widget), wxMenu *menu )
 152 {
 153     wxMenuEvent event(wxEVT_MENU_OPEN, -1, menu);
 154
 155     DoCommonMenuCallbackCode(menu, event);
 156 }
 157
 158 static void gtk_menu_close_callback( GtkWidget *WXUNUSED(widget), wxMenuBar *menubar )
 159 {
 160     if ( !menubar->GetMenuCount() )
 161     {
 162         // if menubar is empty we can't call GetMenu(0) below
 163         return;
 164     }
 165
 166     wxMenuEvent event( wxEVT_MENU_CLOSE, -1, NULL );
 167
 168     DoCommonMenuCallbackCode(menubar->GetMenu(0), event);
 169 }
 170
 171 }
 172
 173 //-----------------------------------------------------------------------------
 174 // wxMenuBar
 175 //-----------------------------------------------------------------------------
 176
 177 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
 178
 179 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
 180 {
 181     // the parent window is known after wxFrame::SetMenu()
 182     m_needParent = false;
 183     m_style = style;
 184     m_invokingWindow = (wxWindow*) NULL;
 185
 186     if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
 187         !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
 188     {
 189         wxFAIL_MSG( wxT("wxMenuBar creation failed") );
 190         return;
 191     }
 192
 193     m_menubar = gtk_menu_bar_new();
 194     m_accel = gtk_accel_group_new();
 195
 196     if (style & wxMB_DOCKABLE)
 197     {
 198         m_widget = gtk_handle_box_new();
 199         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
 200         gtk_widget_show( GTK_WIDGET(m_menubar) );
 201     }
 202     else
 203     {
 204         m_widget = GTK_WIDGET(m_menubar);
 205     }
 206
 207     PostCreation();
 208
 209     ApplyWidgetStyle();
 210
 211     for (size_t i = 0; i < n; ++i )
 212         Append(menus[i], titles[i]);
 213
 214     // VZ: for some reason connecting to menus "deactivate" doesn't work (we
 215     //     don't get it when the menu is dismissed by clicking outside the
 216     //     toolbar) so we connect to the global one, even if it means that we
 217     //     can't pass the menu which was closed in wxMenuEvent object
 218     gtk_signal_connect( GTK_OBJECT(GTK_MENU_SHELL(m_menubar)),
 219                         "deactivate",
 220                         GTK_SIGNAL_FUNC(gtk_menu_close_callback),
 221                         (gpointer)this );
 222
 223 }
 224
 225 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
 226 {
 227     Init(n, menus, titles, style);
 228 }
 229
 230 wxMenuBar::wxMenuBar(long style)
 231 {
 232     Init(0, NULL, NULL, style);
 233 }
 234
 235 wxMenuBar::wxMenuBar()
 236 {
 237     Init(0, NULL, NULL, 0);
 238 }
 239
 240 wxMenuBar::~wxMenuBar()
 241 {
 242 }
 243
 244 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
 245 {
 246     menu->SetInvokingWindow( (wxWindow*) NULL );
 247
 248     wxWindow *top_frame = win;
 249     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 250         top_frame = top_frame->GetParent();
 251
 252     // support for native hot keys
 253     gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
 254
 255     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 256     while (node)
 257     {
 258         wxMenuItem *menuitem = node->GetData();
 259         if (menuitem->IsSubMenu())
 260             wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
 261         node = node->GetNext();
 262     }
 263 }
 264
 265 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 266 {
 267     menu->SetInvokingWindow( win );
 268
 269     wxWindow *top_frame = win;
 270     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 271         top_frame = top_frame->GetParent();
 272
 273     // support for native hot keys
 274     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 275     if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
 276         gtk_accel_group_attach( menu->m_accel, obj );
 277
 278     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 279     while (node)
 280     {
 281         wxMenuItem *menuitem = node->GetData();
 282         if (menuitem->IsSubMenu())
 283             wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
 284         node = node->GetNext();
 285     }
 286 }
 287
 288 void wxMenuBar::SetInvokingWindow( wxWindow *win )
 289 {
 290     m_invokingWindow = win;
 291     wxWindow *top_frame = win;
 292     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 293         top_frame = top_frame->GetParent();
 294
 295     // support for native key accelerators indicated by underscroes
 296     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 297     if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
 298         gtk_accel_group_attach( m_accel, obj );
 299
 300     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 301     while (node)
 302     {
 303         wxMenu *menu = node->GetData();
 304         wxMenubarSetInvokingWindow( menu, win );
 305         node = node->GetNext();
 306     }
 307 }
 308
 309 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
 310 {
 311     m_invokingWindow = (wxWindow*) NULL;
 312     wxWindow *top_frame = win;
 313     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 314         top_frame = top_frame->GetParent();
 315
 316     // support for native key accelerators indicated by underscroes
 317     gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
 318
 319     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 320     while (node)
 321     {
 322         wxMenu *menu = node->GetData();
 323         wxMenubarUnsetInvokingWindow( menu, win );
 324         node = node->GetNext();
 325     }
 326 }
 327
 328 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
 329 {
 330     if ( !wxMenuBarBase::Append( menu, title ) )
 331         return false;
 332
 333     return GtkAppend(menu, title);
 334 }
 335
 336 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
 337 {
 338     wxString str( wxReplaceUnderscore( title ) );
 339
 340     // This doesn't have much effect right now.
 341     menu->SetTitle( str );
 342
 343     // The "m_owner" is the "menu item"
 344     menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
 345     GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
 346     // set new text
 347     gtk_label_set_text( label, wxGTK_CONV( str ) );
 348     // reparse key accel
 349     guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
 350     if (accel_key != GDK_VoidSymbol)
 351     {
 352         gtk_widget_add_accelerator (menu->m_owner,
 353                                     "activate_item",
 354                                     m_accel, //gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menubar)),
 355                                     accel_key,
 356                                     GDK_MOD1_MASK,
 357                                     GTK_ACCEL_LOCKED);
 358     }
 359
 360     gtk_widget_show( menu->m_owner );
 361
 362     gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
 363
 364     if (pos == -1)
 365         gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
 366     else
 367         gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
 368
 369     gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate",
 370                         GTK_SIGNAL_FUNC(gtk_menu_open_callback),
 371                         (gpointer)menu );
 372
 373     // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
 374     // addings menu later on.
 375     if (m_invokingWindow)
 376     {
 377         wxMenubarSetInvokingWindow( menu, m_invokingWindow );
 378
 379             // OPTIMISE ME:  we should probably cache this, or pass it
 380             //               directly, but for now this is a minimal
 381             //               change to validate the new dynamic sizing.
 382             //               see (and refactor :) similar code in Remove
 383             //               below.
 384
 385         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 386
 387         if( frame )
 388             frame->UpdateMenuBarSize();
 389     }
 390
 391     return true;
 392 }
 393
 394 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 395 {
 396     if ( !wxMenuBarBase::Insert(pos, menu, title) )
 397         return false;
 398
 399     // TODO
 400
 401     if ( !GtkAppend(menu, title, (int)pos) )
 402         return false;
 403
 404     return true;
 405 }
 406
 407 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 408 {
 409     // remove the old item and insert a new one
 410     wxMenu *menuOld = Remove(pos);
 411     if ( menuOld && !Insert(pos, menu, title) )
 412     {
 413         return (wxMenu*) NULL;
 414     }
 415
 416     // either Insert() succeeded or Remove() failed and menuOld is NULL
 417     return menuOld;
 418 }
 419
 420 wxMenu *wxMenuBar::Remove(size_t pos)
 421 {
 422     wxMenu *menu = wxMenuBarBase::Remove(pos);
 423     if ( !menu )
 424         return (wxMenu*) NULL;
 425
 426     gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
 427     gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
 428
 429     gtk_widget_destroy( menu->m_owner );
 430     menu->m_owner = NULL;
 431
 432     if (m_invokingWindow)
 433     {
 434         // OPTIMISE ME:  see comment in GtkAppend
 435         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 436
 437         if( frame )
 438             frame->UpdateMenuBarSize();
 439     }
 440
 441     return menu;
 442 }
 443
 444 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
 445 {
 446     if (wxMenuItem::GetLabelText(wxConvertFromGTKToWXLabel(menu->GetTitle())) == wxMenuItem::GetLabelText(menuString))
 447     {
 448         int res = menu->FindItem( itemString );
 449         if (res != wxNOT_FOUND)
 450             return res;
 451     }
 452
 453     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 454     while (node)
 455     {
 456         wxMenuItem *item = node->GetData();
 457         if (item->IsSubMenu())
 458             return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
 459
 460         node = node->GetNext();
 461     }
 462
 463     return wxNOT_FOUND;
 464 }
 465
 466 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
 467 {
 468     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 469     while (node)
 470     {
 471         wxMenu *menu = node->GetData();
 472         int res = FindMenuItemRecursive( menu, menuString, itemString);
 473         if (res != -1)
 474             return res;
 475         node = node->GetNext();
 476     }
 477
 478     return wxNOT_FOUND;
 479 }
 480
 481 // Find a wxMenuItem using its id. Recurses down into sub-menus
 482 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
 483 {
 484     wxMenuItem* result = menu->FindChildItem(id);
 485
 486     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 487     while ( node && result == NULL )
 488     {
 489         wxMenuItem *item = node->GetData();
 490         if (item->IsSubMenu())
 491         {
 492             result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
 493         }
 494         node = node->GetNext();
 495     }
 496
 497     return result;
 498 }
 499
 500 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
 501 {
 502     wxMenuItem* result = 0;
 503     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 504     while (node && result == 0)
 505     {
 506         wxMenu *menu = node->GetData();
 507         result = FindMenuItemByIdRecursive( menu, id );
 508         node = node->GetNext();
 509     }
 510
 511     if ( menuForItem )
 512     {
 513         *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
 514     }
 515
 516     return result;
 517 }
 518
 519 void wxMenuBar::EnableTop( size_t pos, bool flag )
 520 {
 521     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 522
 523     wxCHECK_RET( node, wxT("menu not found") );
 524
 525     wxMenu* menu = node->GetData();
 526
 527     if (menu->m_owner)
 528         gtk_widget_set_sensitive( menu->m_owner, flag );
 529 }
 530
 531 wxString wxMenuBar::GetMenuLabel( size_t pos ) const
 532 {
 533     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 534
 535     wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
 536
 537     wxMenu* menu = node->GetData();
 538
 539     return wxConvertFromGTKToWXLabel(menu->GetTitle());
 540 }
 541
 542 void wxMenuBar::SetMenuLabel( size_t pos, const wxString& label )
 543 {
 544     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 545
 546     wxCHECK_RET( node, wxT("menu not found") );
 547
 548     wxMenu* menu = node->GetData();
 549
 550     const wxString str( wxReplaceUnderscore( label ) );
 551
 552     menu->SetTitle( str );
 553
 554     if (menu->m_owner)
 555     {
 556         GtkLabel *glabel = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
 557
 558         /* set new text */
 559         gtk_label_set( glabel, wxGTK_CONV( str ) );
 560
 561         /* reparse key accel */
 562         (void)gtk_label_parse_uline (GTK_LABEL(glabel), wxGTK_CONV( str ) );
 563         gtk_accel_label_refetch( GTK_ACCEL_LABEL(glabel) );
 564     }
 565
 566 }
 567
 568 //-----------------------------------------------------------------------------
 569 // "activate"
 570 //-----------------------------------------------------------------------------
 571
 572 extern "C" {
 573 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
 574 {
 575     if (g_isIdle)
 576         wxapp_install_idle_handler();
 577
 578     int id = menu->FindMenuIdByMenuItem(widget);
 579
 580     /* should find it for normal (not popup) menu */
 581     wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
 582                   _T("menu item not found in gtk_menu_clicked_callback") );
 583
 584     if (!menu->IsEnabled(id))
 585         return;
 586
 587     wxMenuItem* item = menu->FindChildItem( id );
 588     wxCHECK_RET( item, wxT("error in menu item callback") );
 589
 590     if ( item->GetId() == wxGTK_TITLE_ID )
 591     {
 592         // ignore events from the menu title
 593         return;
 594     }
 595
 596     if (item->IsCheckable())
 597     {
 598         bool isReallyChecked = item->IsChecked(),
 599             isInternallyChecked = item->wxMenuItemBase::IsChecked();
 600
 601         // ensure that the internal state is always consistent with what is
 602         // shown on the screen
 603         item->wxMenuItemBase::Check(isReallyChecked);
 604
 605         // we must not report the events for the radio button going up nor the
 606         // events resulting from the calls to wxMenuItem::Check()
 607         if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
 608              (isInternallyChecked == isReallyChecked) )
 609         {
 610             return;
 611         }
 612     }
 613
 614
 615     // Is this menu on a menubar?  (possibly nested)
 616     wxFrame* frame = NULL;
 617     if(menu->IsAttached())
 618         frame = menu->GetMenuBar()->GetFrame();
 619
 620     // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
 621     //        normally wxMenu::SendEvent() should be enough, if it doesn't work
 622     //        in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
 623     //        should be fixed instead of working around it here...
 624     if (frame)
 625     {
 626         // If it is attached then let the frame send the event.
 627         // Don't call frame->ProcessCommand(id) because it toggles
 628         // checkable items and we've already done that above.
 629         wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 630         commandEvent.SetEventObject(frame);
 631         if (item->IsCheckable())
 632             commandEvent.SetInt(item->IsChecked());
 633         commandEvent.SetEventObject(menu);
 634
 635         frame->GetEventHandler()->ProcessEvent(commandEvent);
 636     }
 637     else
 638     {
 639         // otherwise let the menu have it
 640         menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
 641     }
 642 }
 643 }
 644
 645 //-----------------------------------------------------------------------------
 646 // "select"
 647 //-----------------------------------------------------------------------------
 648
 649 extern "C" {
 650 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
 651 {
 652     if (g_isIdle) wxapp_install_idle_handler();
 653
 654     int id = menu->FindMenuIdByMenuItem(widget);
 655
 656     wxASSERT( id != -1 ); // should find it!
 657
 658     if (!menu->IsEnabled(id))
 659         return;
 660
 661     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
 662     event.SetEventObject( menu );
 663
 664     wxEvtHandler* handler = menu->GetEventHandler();
 665     if (handler && handler->ProcessEvent(event))
 666         return;
 667
 668     wxWindow *win = menu->GetInvokingWindow();
 669     if (win) win->GetEventHandler()->ProcessEvent( event );
 670 }
 671 }
 672
 673 //-----------------------------------------------------------------------------
 674 // "deselect"
 675 //-----------------------------------------------------------------------------
 676
 677 extern "C" {
 678 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
 679 {
 680     if (g_isIdle) wxapp_install_idle_handler();
 681
 682     int id = menu->FindMenuIdByMenuItem(widget);
 683
 684     wxASSERT( id != -1 ); // should find it!
 685
 686     if (!menu->IsEnabled(id))
 687         return;
 688
 689     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
 690     event.SetEventObject( menu );
 691
 692     wxEvtHandler* handler = menu->GetEventHandler();
 693     if (handler && handler->ProcessEvent(event))
 694         return;
 695
 696     wxWindow *win = menu->GetInvokingWindow();
 697     if (win)
 698         win->GetEventHandler()->ProcessEvent( event );
 699 }
 700 }
 701
 702 //-----------------------------------------------------------------------------
 703 // wxMenuItem
 704 //-----------------------------------------------------------------------------
 705
 706 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
 707
 708 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
 709                                 int id,
 710                                 const wxString& name,
 711                                 const wxString& help,
 712                                 wxItemKind kind,
 713                                 wxMenu *subMenu)
 714 {
 715     return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
 716 }
 717
 718 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 719                        int id,
 720                        const wxString& text,
 721                        const wxString& help,
 722                        wxItemKind kind,
 723                        wxMenu *subMenu)
 724           : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
 725 {
 726     Init();
 727 }
 728
 729 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 730                        int id,
 731                        const wxString& text,
 732                        const wxString& help,
 733                        bool isCheckable,
 734                        wxMenu *subMenu)
 735           : wxMenuItemBase(parentMenu, id, text, help,
 736                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 737 {
 738     Init();
 739 }
 740
 741 void wxMenuItem::Init()
 742 {
 743     m_labelWidget = (GtkWidget *) NULL;
 744     m_menuItem = (GtkWidget *) NULL;
 745
 746     DoSetText(m_text);
 747 }
 748
 749 wxMenuItem::~wxMenuItem()
 750 {
 751    // don't delete menu items, the menus take care of that
 752 }
 753
 754 // return the menu item text without any menu accels
 755 /* static */
 756 wxString wxMenuItemBase::GetLabelText(const wxString& text)
 757 {
 758     // The argument to this function will now always be in wxWidgets standard label
 759     // format, not GTK+ format, so we do what the other ports do.
 760
 761     return wxStripMenuCodes(text);
 762
 763 #if 0
 764     wxString label;
 765
 766     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 767     {
 768         if ( *pc == wxT('\t'))
 769             break;
 770
 771         if ( *pc == wxT('_') )
 772         {
 773             // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
 774             pc++;
 775             label += *pc;
 776             continue;
 777         }
 778
 779         if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
 780         {
 781             // wxMSW escapes "&"
 782             // "&" is doubled to indicate "&" instead of accelerator
 783             continue;
 784         }
 785
 786         label += *pc;
 787     }
 788
 789     // wxPrintf( wxT("GetLabelText(): text %s label %s\n"), text.c_str(), label.c_str() );
 790
 791     return label;
 792 #endif
 793 }
 794
 795 wxString wxMenuItem::GetItemLabel() const
 796 {
 797     wxString label = wxConvertFromGTKToWXLabel(m_text);
 798     if (!m_hotKey.IsEmpty())
 799         label = label + wxT("\t") + m_hotKey;
 800     return label;
 801 }
 802
 803 void wxMenuItem::SetItemLabel( const wxString& string )
 804 {
 805     wxString str = string;
 806     if ( str.empty() && !IsSeparator() )
 807     {
 808         wxASSERT_MSG(wxIsStockID(GetId()), wxT("A non-stock menu item with an empty label?"));
 809         str = wxGetStockLabel(GetId(), wxSTOCK_WITH_ACCELERATOR |
 810                                        wxSTOCK_WITH_MNEMONIC);
 811     }
 812
 813     // Some optimization to avoid flicker
 814     wxString oldLabel = m_text;
 815     oldLabel = wxStripMenuCodes(oldLabel);
 816     oldLabel.Replace(wxT("_"), wxEmptyString);
 817     wxString label1 = wxStripMenuCodes(str);
 818     wxString oldhotkey = GetHotKey();    // Store the old hotkey in Ctrl-foo format
 819     wxCharBuffer oldbuf = wxGTK_CONV( GetGtkHotKey(*this) );  // and as <control>foo
 820
 821     DoSetText(str);
 822
 823     if (oldLabel == label1 &&
 824              oldhotkey == GetHotKey())    // Make sure we can change a hotkey even if the label is unaltered
 825         return;
 826
 827     if (m_menuItem)
 828     {
 829         GtkLabel *label;
 830         if (m_labelWidget)
 831             label = (GtkLabel*) m_labelWidget;
 832         else
 833             label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
 834
 835         // set new text
 836         gtk_label_set( label, wxGTK_CONV( m_text ) );
 837
 838         // reparse key accel
 839         (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
 840         gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
 841     }
 842
 843     guint accel_key;
 844     GdkModifierType accel_mods;
 845     gtk_accelerator_parse( (const char*) oldbuf, &accel_key, &accel_mods);
 846     if (accel_key != 0)
 847     {
 848         gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
 849                                        m_parentMenu->m_accel,
 850                                        accel_key,
 851                                        accel_mods );
 852     }
 853
 854     wxCharBuffer buf = wxGTK_CONV( GetGtkHotKey(*this) );
 855     gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
 856     if (accel_key != 0)
 857     {
 858         gtk_widget_add_accelerator( GTK_WIDGET(m_menuItem),
 859                                     "activate",
 860                                     m_parentMenu->m_accel,
 861                                     accel_key,
 862                                     accel_mods,
 863                                     GTK_ACCEL_VISIBLE);
 864     }
 865 }
 866
 867 // it's valid for this function to be called even if m_menuItem == NULL
 868 void wxMenuItem::DoSetText( const wxString& str )
 869 {
 870     // '\t' is the deliminator indicating a hot key
 871     wxString text;
 872     text.reserve(str.length());
 873
 874     const wxChar *pc = str;
 875     while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
 876     {
 877         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
 878         {
 879             // "&" is doubled to indicate "&" instead of accelerator
 880             ++pc;
 881             text << wxT('&');
 882         }
 883         else if (*pc == wxT('&'))
 884         {
 885             text << wxT('_');
 886         }
 887         else if ( *pc == wxT('_') )    // escape underscores
 888         {
 889             text << wxT("__");
 890         }
 891         else
 892         {
 893             text << *pc;
 894         }
 895         ++pc;
 896     }
 897
 898     m_hotKey = wxEmptyString;
 899
 900     if ( *pc == wxT('\t') )
 901     {
 902        pc++;
 903        m_hotKey = pc;
 904     }
 905
 906     m_text = text;
 907 }
 908
 909 #if wxUSE_ACCEL
 910
 911 wxAcceleratorEntry *wxMenuItem::GetAccel() const
 912 {
 913     if ( !GetHotKey() )
 914     {
 915         // nothing
 916         return (wxAcceleratorEntry *)NULL;
 917     }
 918
 919     // accelerator parsing code looks for them after a TAB, so insert a dummy
 920     // one here
 921     wxString label;
 922     label << wxT('\t') << GetHotKey();
 923
 924     return wxAcceleratorEntry::Create(label);
 925 }
 926
 927 #endif // wxUSE_ACCEL
 928
 929 void wxMenuItem::Check( bool check )
 930 {
 931     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 932
 933     if (check == m_isChecked)
 934         return;
 935
 936     wxMenuItemBase::Check( check );
 937
 938     switch ( GetKind() )
 939     {
 940         case wxITEM_CHECK:
 941         case wxITEM_RADIO:
 942             gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
 943             break;
 944
 945         default:
 946             wxFAIL_MSG( _T("can't check this item") );
 947     }
 948 }
 949
 950 void wxMenuItem::Enable( bool enable )
 951 {
 952     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 953
 954     gtk_widget_set_sensitive( m_menuItem, enable );
 955     wxMenuItemBase::Enable( enable );
 956 }
 957
 958 bool wxMenuItem::IsChecked() const
 959 {
 960     wxCHECK_MSG( m_menuItem, false, wxT("invalid menu item") );
 961
 962     wxCHECK_MSG( IsCheckable(), false,
 963                  wxT("can't get state of uncheckable item!") );
 964
 965     return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
 966 }
 967
 968 //-----------------------------------------------------------------------------
 969 // wxMenu
 970 //-----------------------------------------------------------------------------
 971
 972 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
 973
 974 void wxMenu::Init()
 975 {
 976     m_accel = gtk_accel_group_new();
 977     m_menu = gtk_menu_new();
 978     // NB: keep reference to the menu so that it is not destroyed behind
 979     //     our back by GTK+ e.g. when it is removed from menubar:
 980     gtk_widget_ref(m_menu);
 981
 982     m_owner = (GtkWidget*) NULL;
 983
 984     // Tearoffs are entries, just like separators. So if we want this
 985     // menu to be a tear-off one, we just append a tearoff entry
 986     // immediately.
 987     if ( m_style & wxMENU_TEAROFF )
 988     {
 989         GtkWidget *tearoff = gtk_tearoff_menu_item_new();
 990
 991         gtk_menu_append(GTK_MENU(m_menu), tearoff);
 992     }
 993
 994     m_prevRadio = NULL;
 995
 996     // append the title as the very first entry if we have it
 997     if ( !m_title.empty() )
 998     {
 999         Append(wxGTK_TITLE_ID, m_title);
1000         AppendSeparator();
1001     }
1002 }
1003
1004 wxMenu::~wxMenu()
1005 {
1006    WX_CLEAR_LIST(wxMenuItemList, m_items);
1007
1008    if ( GTK_IS_WIDGET( m_menu ))
1009    {
1010        // see wxMenu::Init
1011        gtk_widget_unref( m_menu );
1012        // if the menu is inserted in another menu at this time, there was
1013        // one more reference to it:
1014        if ( m_owner )
1015            gtk_widget_destroy( m_menu );
1016    }
1017 }
1018
1019 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
1020 {
1021     GtkWidget *menuItem;
1022
1023     wxString text;
1024     GtkLabel* label = NULL;
1025
1026     if ( mitem->IsSeparator() )
1027     {
1028         // TODO
1029         menuItem = gtk_menu_item_new();
1030     }
1031     else if (mitem->GetBitmap().Ok())
1032     {
1033         text = mitem->wxMenuItemBase::GetItemLabel();
1034         const wxBitmap *bitmap = &mitem->GetBitmap();
1035
1036         // TODO
1037         wxUnusedVar(bitmap);
1038         menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1039         label = GTK_LABEL( GTK_BIN(menuItem)->child );
1040
1041         m_prevRadio = NULL;
1042     }
1043     else // a normal item
1044     {
1045         // text has "_" instead of "&" after mitem->SetItemLabel() so don't use it
1046         text =  mitem->wxMenuItemBase::GetItemLabel() ;
1047
1048         switch ( mitem->GetKind() )
1049         {
1050             case wxITEM_CHECK:
1051             {
1052                 menuItem = gtk_check_menu_item_new_with_label( wxGTK_CONV( text ) );
1053                 label = GTK_LABEL( GTK_BIN(menuItem)->child );
1054                 // set new text
1055                 gtk_label_set_text( label, wxGTK_CONV( text ) );
1056                 m_prevRadio = NULL;
1057                 break;
1058             }
1059
1060             case wxITEM_RADIO:
1061             {
1062                 GSList *group = NULL;
1063                 if ( m_prevRadio == NULL )
1064                 {
1065                     // start of a new radio group
1066                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1067                     label = GTK_LABEL( GTK_BIN(menuItem)->child );
1068                     // set new text
1069                     gtk_label_set_text( label, wxGTK_CONV( text ) );
1070                 }
1071                 else // continue the radio group
1072                 {
1073                     group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1074                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1075                     label = GTK_LABEL( GTK_BIN(menuItem)->child );
1076                 }
1077                 break;
1078             }
1079
1080             default:
1081                 wxFAIL_MSG( _T("unexpected menu item kind") );
1082                 // fall through
1083
1084             case wxITEM_NORMAL:
1085             {
1086                 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1087                 label = GTK_LABEL( GTK_BIN(menuItem)->child );
1088                 m_prevRadio = NULL;
1089                 break;
1090             }
1091         }
1092
1093     }
1094
1095     guint accel_key;
1096     GdkModifierType accel_mods;
1097     wxCharBuffer buf = wxGTK_CONV( GetGtkHotKey(*mitem) );
1098
1099     // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetItemLabel().c_str(), GetGtkHotKey(*mitem).c_str() );
1100     gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1101     if (accel_key != 0)
1102     {
1103         gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1104                                     "activate",
1105                                     m_accel,
1106                                     accel_key,
1107                                     accel_mods,
1108                                     GTK_ACCEL_VISIBLE);
1109     }
1110
1111     if (pos == -1)
1112         gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1113     else
1114         gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1115
1116     gtk_widget_show( menuItem );
1117
1118     if ( !mitem->IsSeparator() )
1119     {
1120         wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1121
1122         gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1123                             GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1124                             (gpointer)this );
1125
1126         gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1127                             GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1128                             (gpointer)this );
1129
1130         if ( mitem->IsSubMenu() && mitem->GetKind() != wxITEM_RADIO && mitem->GetKind() != wxITEM_CHECK )
1131         {
1132             gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1133
1134             gtk_widget_show( mitem->GetSubMenu()->m_menu );
1135
1136             // if adding a submenu to a menu already existing in the menu bar, we
1137             // must set invoking window to allow processing events from this
1138             // submenu
1139             if ( m_invokingWindow )
1140                 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1141         }
1142         else
1143         {
1144             gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1145                                 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1146                                 (gpointer)this );
1147         }
1148
1149         guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1150         if (accel_key != GDK_VoidSymbol)
1151         {
1152             gtk_widget_add_accelerator (menuItem,
1153                                         "activate_item",
1154                                         gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1155                                         accel_key,
1156                                         GDK_MOD1_MASK,
1157                                         GTK_ACCEL_LOCKED);
1158         }
1159     }
1160
1161     mitem->SetMenuItem(menuItem);
1162
1163     if (ms_locked)
1164     {
1165         // This doesn't even exist!
1166         // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1167     }
1168
1169     return true;
1170 }
1171
1172 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1173 {
1174     if (!GtkAppend(mitem))
1175         return NULL;
1176
1177     return wxMenuBase::DoAppend(mitem);
1178 }
1179
1180 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1181 {
1182     if ( !wxMenuBase::DoInsert(pos, item) )
1183         return NULL;
1184
1185     // TODO
1186     if ( !GtkAppend(item, (int)pos) )
1187         return NULL;
1188
1189     return item;
1190 }
1191
1192 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1193 {
1194     if ( !wxMenuBase::DoRemove(item) )
1195         return (wxMenuItem *)NULL;
1196
1197     // TODO: this code doesn't delete the item factory item and this seems
1198     //       impossible as of GTK 1.2.6.
1199     gtk_widget_destroy( item->GetMenuItem() );
1200
1201     return item;
1202 }
1203
1204 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1205 {
1206     wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1207     while (node)
1208     {
1209         wxMenuItem *item = node->GetData();
1210         if (item->GetMenuItem() == menuItem)
1211             return item->GetId();
1212         node = node->GetNext();
1213     }
1214
1215     return wxNOT_FOUND;
1216 }
1217
1218 // ----------------------------------------------------------------------------
1219 // helpers
1220 // ----------------------------------------------------------------------------
1221
1222 #if wxUSE_ACCEL
1223
1224 static wxString GetGtkHotKey( const wxMenuItem& item )
1225 {
1226     wxString hotkey;
1227
1228     wxAcceleratorEntry *accel = item.GetAccel();
1229     if ( accel )
1230     {
1231         int flags = accel->GetFlags();
1232         if ( flags & wxACCEL_ALT )
1233             hotkey += wxT("<alt>");
1234         if ( flags & wxACCEL_CTRL )
1235             hotkey += wxT("<control>");
1236         if ( flags & wxACCEL_SHIFT )
1237             hotkey += wxT("<shift>");
1238
1239         int code = accel->GetKeyCode();
1240         switch ( code )
1241         {
1242             case WXK_F1:
1243             case WXK_F2:
1244             case WXK_F3:
1245             case WXK_F4:
1246             case WXK_F5:
1247             case WXK_F6:
1248             case WXK_F7:
1249             case WXK_F8:
1250             case WXK_F9:
1251             case WXK_F10:
1252             case WXK_F11:
1253             case WXK_F12:
1254             case WXK_F13:
1255             case WXK_F14:
1256             case WXK_F15:
1257             case WXK_F16:
1258             case WXK_F17:
1259             case WXK_F18:
1260             case WXK_F19:
1261             case WXK_F20:
1262             case WXK_F21:
1263             case WXK_F22:
1264             case WXK_F23:
1265             case WXK_F24:
1266                 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1267                 break;
1268
1269                 // TODO: we should use gdk_keyval_name() (a.k.a.
1270                 //       XKeysymToString) here as well as hardcoding the keysym
1271                 //       names this might be not portable
1272            case WXK_INSERT:
1273                 hotkey << wxT("Insert" );
1274                 break;
1275             case WXK_DELETE:
1276                 hotkey << wxT("Delete" );
1277                 break;
1278             case WXK_UP:
1279                 hotkey << wxT("Up" );
1280                 break;
1281             case WXK_DOWN:
1282                 hotkey << wxT("Down" );
1283                 break;
1284             case WXK_PAGEUP:
1285                 hotkey << wxT("Page_Up" );
1286                 break;
1287             case WXK_PAGEDOWN:
1288                 hotkey << wxT("Page_Down" );
1289                 break;
1290             case WXK_LEFT:
1291                 hotkey << wxT("Left" );
1292                 break;
1293             case WXK_RIGHT:
1294                 hotkey << wxT("Right" );
1295                 break;
1296             case WXK_HOME:
1297                 hotkey << wxT("Home" );
1298                 break;
1299             case WXK_END:
1300                 hotkey << wxT("End" );
1301                 break;
1302             case WXK_RETURN:
1303                 hotkey << wxT("Return" );
1304                 break;
1305             case WXK_BACK:
1306                 hotkey << wxT("BackSpace" );
1307                 break;
1308             case WXK_TAB:
1309                 hotkey << wxT("Tab" );
1310                 break;
1311             case WXK_ESCAPE:
1312                 hotkey << wxT("Esc" );
1313                 break;
1314             case WXK_SPACE:
1315                 hotkey << wxT("space" );
1316                 break;
1317             case WXK_MULTIPLY:
1318                 hotkey << wxT("Multiply" );
1319                 break;
1320             case WXK_ADD:
1321                 hotkey << wxT("Add" );
1322                 break;
1323             case WXK_SEPARATOR:
1324                 hotkey << wxT("Separator" );
1325                 break;
1326             case WXK_SUBTRACT:
1327                 hotkey << wxT("Subtract" );
1328                 break;
1329             case WXK_DECIMAL:
1330                 hotkey << wxT("Decimal" );
1331                 break;
1332             case WXK_DIVIDE:
1333                 hotkey << wxT("Divide" );
1334                 break;
1335             case WXK_CANCEL:
1336                 hotkey << wxT("Cancel" );
1337                 break;
1338             case WXK_CLEAR:
1339                 hotkey << wxT("Clear" );
1340                 break;
1341             case WXK_MENU:
1342                 hotkey << wxT("Menu" );
1343                 break;
1344             case WXK_PAUSE:
1345                 hotkey << wxT("Pause" );
1346                 break;
1347             case WXK_CAPITAL:
1348                 hotkey << wxT("Capital" );
1349                 break;
1350             case WXK_SELECT:
1351                 hotkey << wxT("Select" );
1352                 break;
1353             case WXK_PRINT:
1354                 hotkey << wxT("Print" );
1355                 break;
1356             case WXK_EXECUTE:
1357                 hotkey << wxT("Execute" );
1358                 break;
1359             case WXK_SNAPSHOT:
1360                 hotkey << wxT("Snapshot" );
1361                 break;
1362             case WXK_HELP:
1363                 hotkey << wxT("Help" );
1364                 break;
1365             case WXK_NUMLOCK:
1366                 hotkey << wxT("Num_Lock" );
1367                 break;
1368             case WXK_SCROLL:
1369                 hotkey << wxT("Scroll_Lock" );
1370                 break;
1371             case WXK_NUMPAD_INSERT:
1372                 hotkey << wxT("KP_Insert" );
1373                 break;
1374             case WXK_NUMPAD_DELETE:
1375                 hotkey << wxT("KP_Delete" );
1376                 break;
1377              case WXK_NUMPAD_SPACE:
1378                 hotkey << wxT("KP_Space" );
1379                 break;
1380             case WXK_NUMPAD_TAB:
1381                 hotkey << wxT("KP_Tab" );
1382                 break;
1383             case WXK_NUMPAD_ENTER:
1384                 hotkey << wxT("KP_Enter" );
1385                 break;
1386             case WXK_NUMPAD_F1: case WXK_NUMPAD_F2: case WXK_NUMPAD_F3:
1387             case WXK_NUMPAD_F4:
1388                 hotkey += wxString::Format(wxT("KP_F%d"), code - WXK_NUMPAD_F1 + 1);
1389                 break;
1390             case WXK_NUMPAD_HOME:
1391                 hotkey << wxT("KP_Home" );
1392                 break;
1393             case WXK_NUMPAD_LEFT:
1394                 hotkey << wxT("KP_Left" );
1395                 break;
1396              case WXK_NUMPAD_UP:
1397                 hotkey << wxT("KP_Up" );
1398                 break;
1399             case WXK_NUMPAD_RIGHT:
1400                 hotkey << wxT("KP_Right" );
1401                 break;
1402             case WXK_NUMPAD_DOWN:
1403                 hotkey << wxT("KP_Down" );
1404                 break;
1405             case WXK_NUMPAD_PAGEUP:
1406                 hotkey << wxT("KP_Page_Up" );
1407                 break;
1408             case WXK_NUMPAD_PAGEDOWN:
1409                 hotkey << wxT("KP_Page_Down" );
1410                 break;
1411             case WXK_NUMPAD_END:
1412                 hotkey << wxT("KP_End" );
1413                 break;
1414             case WXK_NUMPAD_BEGIN:
1415                 hotkey << wxT("KP_Begin" );
1416                 break;
1417             case WXK_NUMPAD_EQUAL:
1418                 hotkey << wxT("KP_Equal" );
1419                 break;
1420             case WXK_NUMPAD_MULTIPLY:
1421                 hotkey << wxT("KP_Multiply" );
1422                 break;
1423             case WXK_NUMPAD_ADD:
1424                 hotkey << wxT("KP_Add" );
1425                 break;
1426             case WXK_NUMPAD_SEPARATOR:
1427                 hotkey << wxT("KP_Separator" );
1428                 break;
1429             case WXK_NUMPAD_SUBTRACT:
1430                 hotkey << wxT("KP_Subtract" );
1431                 break;
1432             case WXK_NUMPAD_DECIMAL:
1433                 hotkey << wxT("KP_Decimal" );
1434                 break;
1435             case WXK_NUMPAD_DIVIDE:
1436                 hotkey << wxT("KP_Divide" );
1437                 break;
1438            case WXK_NUMPAD0: case WXK_NUMPAD1: case WXK_NUMPAD2:
1439            case WXK_NUMPAD3: case WXK_NUMPAD4: case WXK_NUMPAD5:
1440            case WXK_NUMPAD6: case WXK_NUMPAD7: case WXK_NUMPAD8: case WXK_NUMPAD9:
1441                 hotkey += wxString::Format(wxT("KP_%d"), code - WXK_NUMPAD0);
1442                 break;
1443             case WXK_WINDOWS_LEFT:
1444                 hotkey << wxT("Super_L" );
1445                 break;
1446             case WXK_WINDOWS_RIGHT:
1447                 hotkey << wxT("Super_R" );
1448                 break;
1449             case WXK_WINDOWS_MENU:
1450                 hotkey << wxT("Menu" );
1451                 break;
1452             case WXK_COMMAND:
1453                 hotkey << wxT("Command" );
1454                 break;
1455           /* These probably wouldn't work as there is no SpecialX in gdk/keynames.txt
1456             case WXK_SPECIAL1: case WXK_SPECIAL2: case WXK_SPECIAL3: case WXK_SPECIAL4:
1457             case WXK_SPECIAL5: case WXK_SPECIAL6: case WXK_SPECIAL7: case WXK_SPECIAL8:
1458             case WXK_SPECIAL9:  case WXK_SPECIAL10:  case WXK_SPECIAL11: case WXK_SPECIAL12:
1459             case WXK_SPECIAL13: case WXK_SPECIAL14: case WXK_SPECIAL15: case WXK_SPECIAL16:
1460             case WXK_SPECIAL17: case WXK_SPECIAL18: case WXK_SPECIAL19:  case WXK_SPECIAL20:
1461                 hotkey += wxString::Format(wxT("Special%d"), code - WXK_SPECIAL1 + 1);
1462                 break;
1463           */
1464                 // if there are any other keys wxAcceleratorEntry::Create() may
1465                 // return, we should process them here
1466
1467             default:
1468                 if ( code < 127 )
1469                 {
1470                     wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1471                     if ( !name.empty() )
1472                     {
1473                         hotkey << name;
1474                         break;
1475                     }
1476                 }
1477
1478                 wxFAIL_MSG( wxT("unknown keyboard accel") );
1479         }
1480
1481         delete accel;
1482     }
1483
1484     return hotkey;
1485 }
1486
1487 #endif // wxUSE_ACCEL
1488
1489 // ----------------------------------------------------------------------------
1490 // Pop-up menu stuff
1491 // ----------------------------------------------------------------------------
1492
1493 #if wxUSE_MENUS_NATIVE
1494
1495 extern "C" WXDLLIMPEXP_CORE
1496 void gtk_pop_hide_callback( GtkWidget *WXUNUSED(widget), bool* is_waiting  )
1497 {
1498     *is_waiting = false;
1499 }
1500
1501 WXDLLIMPEXP_CORE void SetInvokingWindow( wxMenu *menu, wxWindow* win )
1502 {
1503     menu->SetInvokingWindow( win );
1504
1505     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
1506     while (node)
1507     {
1508         wxMenuItem *menuitem = node->GetData();
1509         if (menuitem->IsSubMenu())
1510         {
1511             SetInvokingWindow( menuitem->GetSubMenu(), win );
1512         }
1513
1514         node = node->GetNext();
1515     }
1516 }
1517
1518 extern "C" WXDLLIMPEXP_CORE
1519 void wxPopupMenuPositionCallback( GtkMenu *menu,
1520                                   gint *x, gint *y,
1521                                   gpointer user_data )
1522 {
1523     // ensure that the menu appears entirely on screen
1524     GtkRequisition req;
1525     gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
1526
1527     wxSize sizeScreen = wxGetDisplaySize();
1528     wxPoint *pos = (wxPoint*)user_data;
1529
1530     gint xmax = sizeScreen.x - req.width,
1531          ymax = sizeScreen.y - req.height;
1532
1533     *x = pos->x < xmax ? pos->x : xmax;
1534     *y = pos->y < ymax ? pos->y : ymax;
1535 }
1536
1537 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
1538 {
1539     wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
1540
1541     wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
1542
1543     // NOTE: if you change this code, you need to update
1544     //       the same code in taskbar.cpp as well. This
1545     //       is ugly code duplication, I know.
1546
1547     SetInvokingWindow( menu, this );
1548
1549     menu->UpdateUI();
1550
1551     bool is_waiting = true;
1552
1553     gulong handler = gtk_signal_connect( GTK_OBJECT(menu->m_menu),
1554                                          "hide",
1555                                          GTK_SIGNAL_FUNC(gtk_pop_hide_callback),
1556                                          (gpointer)&is_waiting );
1557
1558     wxPoint pos;
1559     gpointer userdata;
1560     GtkMenuPositionFunc posfunc;
1561     if ( x == -1 && y == -1 )
1562     {
1563         // use GTK's default positioning algorithm
1564         userdata = NULL;
1565         posfunc = NULL;
1566     }
1567     else
1568     {
1569         pos = ClientToScreen(wxPoint(x, y));
1570         userdata = &pos;
1571         posfunc = wxPopupMenuPositionCallback;
1572     }
1573
1574     wxMenuEvent eventOpen(wxEVT_MENU_OPEN, -1, menu);
1575     DoCommonMenuCallbackCode(menu, eventOpen);
1576
1577     gtk_menu_popup(
1578                   GTK_MENU(menu->m_menu),
1579                   (GtkWidget *) NULL,           // parent menu shell
1580                   (GtkWidget *) NULL,           // parent menu item
1581                   posfunc,                      // function to position it
1582                   userdata,                     // client data
1583                   0,                            // button used to activate it
1584                   wxGtkTimeLastClick            // the time of activation
1585                 );
1586
1587     while (is_waiting)
1588     {
1589         gtk_main_iteration();
1590     }
1591
1592     gtk_signal_disconnect(GTK_OBJECT(menu->m_menu), handler);
1593
1594     wxMenuEvent eventClose(wxEVT_MENU_CLOSE, -1, menu);
1595     DoCommonMenuCallbackCode(menu, eventClose);
1596
1597     return true;
1598 }
1599
1600 #endif // wxUSE_MENUS_NATIVE