src/gtk/menu.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/menu.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/menu.h"
  14
  15 #ifndef WX_PRECOMP
  16     #include "wx/intl.h"
  17     #include "wx/log.h"
  18     #include "wx/frame.h"
  19     #include "wx/bitmap.h"
  20 #endif
  21
  22 #include "wx/accel.h"
  23 #include "wx/stockitem.h"
  24 #include "wx/gtk/private.h"
  25
  26 // FIXME: is this right? somehow I don't think so (VZ)
  27
  28 #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g))
  29 //#define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g))
  30 //#define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
  31
  32 #define ACCEL_OBJECT        GtkWindow
  33 #define ACCEL_OBJECTS(a)    (a)->acceleratables
  34 #define ACCEL_OBJ_CAST(obj) ((GtkWindow*) obj)
  35
  36 // we use normal item but with a special id for the menu title
  37 static const int wxGTK_TITLE_ID = -3;
  38
  39 //-----------------------------------------------------------------------------
  40 // idle system
  41 //-----------------------------------------------------------------------------
  42
  43 #if wxUSE_ACCEL
  44 static wxString GetGtkHotKey( const wxMenuItem& item );
  45 #endif
  46
  47 //-----------------------------------------------------------------------------
  48 // idle system
  49 //-----------------------------------------------------------------------------
  50
  51 static wxString wxReplaceUnderscore( const wxString& title )
  52 {
  53     const wxChar *pc;
  54
  55     // GTK 1.2 wants to have "_" instead of "&" for accelerators
  56     wxString str;
  57     pc = title;
  58     while (*pc != wxT('\0'))
  59     {
  60         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
  61         {
  62             // "&" is doubled to indicate "&" instead of accelerator
  63             ++pc;
  64             str << wxT('&');
  65         }
  66         else if (*pc == wxT('&'))
  67         {
  68             str << wxT('_');
  69         }
  70         else
  71         {
  72             if ( *pc == wxT('_') )
  73             {
  74                 // underscores must be doubled to prevent them from being
  75                 // interpreted as accelerator character prefix by GTK
  76                 str << *pc;
  77             }
  78
  79             str << *pc;
  80         }
  81         ++pc;
  82     }
  83
  84     // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
  85
  86     return str;
  87 }
  88
  89 //-----------------------------------------------------------------------------
  90 // activate message from GTK
  91 //-----------------------------------------------------------------------------
  92
  93 static void DoCommonMenuCallbackCode(wxMenu *menu, wxMenuEvent& event)
  94 {
  95     if (g_isIdle)
  96         wxapp_install_idle_handler();
  97
  98     event.SetEventObject( menu );
  99
 100     wxEvtHandler* handler = menu->GetEventHandler();
 101     if (handler && handler->ProcessEvent(event))
 102         return;
 103
 104     wxWindow *win = menu->GetInvokingWindow();
 105     if (win)
 106         win->GetEventHandler()->ProcessEvent( event );
 107 }
 108
 109 extern "C" {
 110
 111 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
 112 {
 113     wxMenuEvent event(wxEVT_MENU_OPEN, -1, menu);
 114
 115     DoCommonMenuCallbackCode(menu, event);
 116 }
 117
 118 static void gtk_menu_close_callback( GtkWidget *widget, wxMenuBar *menubar )
 119 {
 120     if ( !menubar->GetMenuCount() )
 121     {
 122         // if menubar is empty we can't call GetMenu(0) below
 123         return;
 124     }
 125
 126     wxMenuEvent event( wxEVT_MENU_CLOSE, -1, NULL );
 127
 128     DoCommonMenuCallbackCode(menubar->GetMenu(0), event);
 129 }
 130
 131 }
 132
 133 //-----------------------------------------------------------------------------
 134 // wxMenuBar
 135 //-----------------------------------------------------------------------------
 136
 137 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
 138
 139 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
 140 {
 141     // the parent window is known after wxFrame::SetMenu()
 142     m_needParent = false;
 143     m_style = style;
 144     m_invokingWindow = (wxWindow*) NULL;
 145
 146     if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
 147         !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
 148     {
 149         wxFAIL_MSG( wxT("wxMenuBar creation failed") );
 150         return;
 151     }
 152
 153     m_menubar = gtk_menu_bar_new();
 154
 155     if (style & wxMB_DOCKABLE)
 156     {
 157         m_widget = gtk_handle_box_new();
 158         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
 159         gtk_widget_show( GTK_WIDGET(m_menubar) );
 160     }
 161     else
 162     {
 163         m_widget = GTK_WIDGET(m_menubar);
 164     }
 165
 166     PostCreation();
 167
 168     ApplyWidgetStyle();
 169
 170     for (size_t i = 0; i < n; ++i )
 171         Append(menus[i], titles[i]);
 172
 173     // VZ: for some reason connecting to menus "deactivate" doesn't work (we
 174     //     don't get it when the menu is dismissed by clicking outside the
 175     //     toolbar) so we connect to the global one, even if it means that we
 176     //     can't pass the menu which was closed in wxMenuEvent object
 177     g_signal_connect (m_menubar, "deactivate",
 178                       G_CALLBACK (gtk_menu_close_callback), this);
 179
 180 }
 181
 182 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
 183 {
 184     Init(n, menus, titles, style);
 185 }
 186
 187 wxMenuBar::wxMenuBar(long style)
 188 {
 189     Init(0, NULL, NULL, style);
 190 }
 191
 192 wxMenuBar::wxMenuBar()
 193 {
 194     Init(0, NULL, NULL, 0);
 195 }
 196
 197 wxMenuBar::~wxMenuBar()
 198 {
 199 }
 200
 201 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
 202 {
 203     menu->SetInvokingWindow( (wxWindow*) NULL );
 204
 205     wxWindow *top_frame = win;
 206     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 207         top_frame = top_frame->GetParent();
 208
 209     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 210     while (node)
 211     {
 212         wxMenuItem *menuitem = node->GetData();
 213         if (menuitem->IsSubMenu())
 214             wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
 215         node = node->GetNext();
 216     }
 217 }
 218
 219 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 220 {
 221     menu->SetInvokingWindow( win );
 222
 223     wxWindow *top_frame = win;
 224     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 225         top_frame = top_frame->GetParent();
 226
 227     // support for native hot keys
 228     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 229     if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
 230         gtk_accel_group_attach( menu->m_accel, obj );
 231
 232     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 233     while (node)
 234     {
 235         wxMenuItem *menuitem = node->GetData();
 236         if (menuitem->IsSubMenu())
 237             wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
 238         node = node->GetNext();
 239     }
 240 }
 241
 242 void wxMenuBar::SetInvokingWindow( wxWindow *win )
 243 {
 244     m_invokingWindow = win;
 245     wxWindow *top_frame = win;
 246     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 247         top_frame = top_frame->GetParent();
 248
 249     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 250     while (node)
 251     {
 252         wxMenu *menu = node->GetData();
 253         wxMenubarSetInvokingWindow( menu, win );
 254         node = node->GetNext();
 255     }
 256 }
 257
 258 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
 259 {
 260     m_invokingWindow = (wxWindow*) NULL;
 261     wxWindow *top_frame = win;
 262     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 263         top_frame = top_frame->GetParent();
 264
 265     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 266     while (node)
 267     {
 268         wxMenu *menu = node->GetData();
 269         wxMenubarUnsetInvokingWindow( menu, win );
 270         node = node->GetNext();
 271     }
 272 }
 273
 274 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
 275 {
 276     if ( !wxMenuBarBase::Append( menu, title ) )
 277         return false;
 278
 279     return GtkAppend(menu, title);
 280 }
 281
 282 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
 283 {
 284     wxString str( wxReplaceUnderscore( title ) );
 285
 286     // This doesn't have much effect right now.
 287     menu->SetTitle( str );
 288
 289     // The "m_owner" is the "menu item"
 290     menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
 291
 292     gtk_widget_show( menu->m_owner );
 293
 294     gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
 295
 296     if (pos == -1)
 297         gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
 298     else
 299         gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
 300
 301     g_signal_connect (menu->m_owner, "activate",
 302                       G_CALLBACK (gtk_menu_open_callback),
 303                       menu);
 304
 305     // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
 306     // addings menu later on.
 307     if (m_invokingWindow)
 308     {
 309         wxMenubarSetInvokingWindow( menu, m_invokingWindow );
 310
 311             // OPTIMISE ME:  we should probably cache this, or pass it
 312             //               directly, but for now this is a minimal
 313             //               change to validate the new dynamic sizing.
 314             //               see (and refactor :) similar code in Remove
 315             //               below.
 316
 317         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 318
 319         if( frame )
 320             frame->UpdateMenuBarSize();
 321     }
 322
 323     return true;
 324 }
 325
 326 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 327 {
 328     if ( !wxMenuBarBase::Insert(pos, menu, title) )
 329         return false;
 330
 331     // TODO
 332
 333     if ( !GtkAppend(menu, title, (int)pos) )
 334         return false;
 335
 336     return true;
 337 }
 338
 339 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 340 {
 341     // remove the old item and insert a new one
 342     wxMenu *menuOld = Remove(pos);
 343     if ( menuOld && !Insert(pos, menu, title) )
 344     {
 345         return (wxMenu*) NULL;
 346     }
 347
 348     // either Insert() succeeded or Remove() failed and menuOld is NULL
 349     return menuOld;
 350 }
 351
 352 wxMenu *wxMenuBar::Remove(size_t pos)
 353 {
 354     wxMenu *menu = wxMenuBarBase::Remove(pos);
 355     if ( !menu )
 356         return (wxMenu*) NULL;
 357
 358     gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
 359     gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
 360
 361     gtk_widget_destroy( menu->m_owner );
 362     menu->m_owner = NULL;
 363
 364     if (m_invokingWindow)
 365     {
 366         // OPTIMISE ME:  see comment in GtkAppend
 367         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 368
 369         if( frame )
 370             frame->UpdateMenuBarSize();
 371     }
 372
 373     return menu;
 374 }
 375
 376 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
 377 {
 378     if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
 379     {
 380         int res = menu->FindItem( itemString );
 381         if (res != wxNOT_FOUND)
 382             return res;
 383     }
 384
 385     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 386     while (node)
 387     {
 388         wxMenuItem *item = node->GetData();
 389         if (item->IsSubMenu())
 390             return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
 391
 392         node = node->GetNext();
 393     }
 394
 395     return wxNOT_FOUND;
 396 }
 397
 398 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
 399 {
 400     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 401     while (node)
 402     {
 403         wxMenu *menu = node->GetData();
 404         int res = FindMenuItemRecursive( menu, menuString, itemString);
 405         if (res != -1)
 406             return res;
 407         node = node->GetNext();
 408     }
 409
 410     return wxNOT_FOUND;
 411 }
 412
 413 // Find a wxMenuItem using its id. Recurses down into sub-menus
 414 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
 415 {
 416     wxMenuItem* result = menu->FindChildItem(id);
 417
 418     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 419     while ( node && result == NULL )
 420     {
 421         wxMenuItem *item = node->GetData();
 422         if (item->IsSubMenu())
 423         {
 424             result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
 425         }
 426         node = node->GetNext();
 427     }
 428
 429     return result;
 430 }
 431
 432 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
 433 {
 434     wxMenuItem* result = 0;
 435     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 436     while (node && result == 0)
 437     {
 438         wxMenu *menu = node->GetData();
 439         result = FindMenuItemByIdRecursive( menu, id );
 440         node = node->GetNext();
 441     }
 442
 443     if ( menuForItem )
 444     {
 445         *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
 446     }
 447
 448     return result;
 449 }
 450
 451 void wxMenuBar::EnableTop( size_t pos, bool flag )
 452 {
 453     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 454
 455     wxCHECK_RET( node, wxT("menu not found") );
 456
 457     wxMenu* menu = node->GetData();
 458
 459     if (menu->m_owner)
 460         gtk_widget_set_sensitive( menu->m_owner, flag );
 461 }
 462
 463 wxString wxMenuBar::GetLabelTop( size_t pos ) const
 464 {
 465     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 466
 467     wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
 468
 469     wxMenu* menu = node->GetData();
 470
 471     wxString label;
 472     wxString text( menu->GetTitle() );
 473     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 474     {
 475         if ( *pc == wxT('_') )
 476         {
 477             // '_' is the escape character for GTK+
 478             continue;
 479         }
 480
 481         // don't remove ampersands '&' since if we have them in the menu title
 482         // it means that they were doubled to indicate "&" instead of accelerator
 483
 484         label += *pc;
 485     }
 486
 487     return label;
 488 }
 489
 490 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
 491 {
 492     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 493
 494     wxCHECK_RET( node, wxT("menu not found") );
 495
 496     wxMenu* menu = node->GetData();
 497
 498     const wxString str( wxReplaceUnderscore( label ) );
 499
 500     menu->SetTitle( str );
 501
 502     if (menu->m_owner)
 503         gtk_label_set_text_with_mnemonic( GTK_LABEL( GTK_BIN(menu->m_owner)->child), wxGTK_CONV(str) );
 504 }
 505
 506 //-----------------------------------------------------------------------------
 507 // "activate"
 508 //-----------------------------------------------------------------------------
 509
 510 extern "C" {
 511 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
 512 {
 513     if (g_isIdle)
 514         wxapp_install_idle_handler();
 515
 516     int id = menu->FindMenuIdByMenuItem(widget);
 517
 518     /* should find it for normal (not popup) menu */
 519     wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
 520                   _T("menu item not found in gtk_menu_clicked_callback") );
 521
 522     if (!menu->IsEnabled(id))
 523         return;
 524
 525     wxMenuItem* item = menu->FindChildItem( id );
 526     wxCHECK_RET( item, wxT("error in menu item callback") );
 527
 528     if ( item->GetId() == wxGTK_TITLE_ID )
 529     {
 530         // ignore events from the menu title
 531         return;
 532     }
 533
 534     if (item->IsCheckable())
 535     {
 536         bool isReallyChecked = item->IsChecked(),
 537             isInternallyChecked = item->wxMenuItemBase::IsChecked();
 538
 539         // ensure that the internal state is always consistent with what is
 540         // shown on the screen
 541         item->wxMenuItemBase::Check(isReallyChecked);
 542
 543         // we must not report the events for the radio button going up nor the
 544         // events resulting from the calls to wxMenuItem::Check()
 545         if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
 546              (isInternallyChecked == isReallyChecked) )
 547         {
 548             return;
 549         }
 550     }
 551
 552
 553     // Is this menu on a menubar?  (possibly nested)
 554     wxFrame* frame = NULL;
 555     if(menu->IsAttached())
 556         frame = menu->GetMenuBar()->GetFrame();
 557
 558     // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
 559     //        normally wxMenu::SendEvent() should be enough, if it doesn't work
 560     //        in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
 561     //        should be fixed instead of working around it here...
 562     if (frame)
 563     {
 564         // If it is attached then let the frame send the event.
 565         // Don't call frame->ProcessCommand(id) because it toggles
 566         // checkable items and we've already done that above.
 567         wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 568         commandEvent.SetEventObject(frame);
 569         if (item->IsCheckable())
 570             commandEvent.SetInt(item->IsChecked());
 571         commandEvent.SetEventObject(menu);
 572
 573         frame->GetEventHandler()->ProcessEvent(commandEvent);
 574     }
 575     else
 576     {
 577         // otherwise let the menu have it
 578         menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
 579     }
 580 }
 581 }
 582
 583 //-----------------------------------------------------------------------------
 584 // "select"
 585 //-----------------------------------------------------------------------------
 586
 587 extern "C" {
 588 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
 589 {
 590     if (g_isIdle) wxapp_install_idle_handler();
 591
 592     int id = menu->FindMenuIdByMenuItem(widget);
 593
 594     wxASSERT( id != -1 ); // should find it!
 595
 596     if (!menu->IsEnabled(id))
 597         return;
 598
 599     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
 600     event.SetEventObject( menu );
 601
 602     wxEvtHandler* handler = menu->GetEventHandler();
 603     if (handler && handler->ProcessEvent(event))
 604         return;
 605
 606     wxWindow *win = menu->GetInvokingWindow();
 607     if (win) win->GetEventHandler()->ProcessEvent( event );
 608 }
 609 }
 610
 611 //-----------------------------------------------------------------------------
 612 // "deselect"
 613 //-----------------------------------------------------------------------------
 614
 615 extern "C" {
 616 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
 617 {
 618     if (g_isIdle) wxapp_install_idle_handler();
 619
 620     int id = menu->FindMenuIdByMenuItem(widget);
 621
 622     wxASSERT( id != -1 ); // should find it!
 623
 624     if (!menu->IsEnabled(id))
 625         return;
 626
 627     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
 628     event.SetEventObject( menu );
 629
 630     wxEvtHandler* handler = menu->GetEventHandler();
 631     if (handler && handler->ProcessEvent(event))
 632         return;
 633
 634     wxWindow *win = menu->GetInvokingWindow();
 635     if (win)
 636         win->GetEventHandler()->ProcessEvent( event );
 637 }
 638 }
 639
 640 //-----------------------------------------------------------------------------
 641 // wxMenuItem
 642 //-----------------------------------------------------------------------------
 643
 644 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
 645
 646 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
 647                                 int id,
 648                                 const wxString& name,
 649                                 const wxString& help,
 650                                 wxItemKind kind,
 651                                 wxMenu *subMenu)
 652 {
 653     return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
 654 }
 655
 656 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 657                        int id,
 658                        const wxString& text,
 659                        const wxString& help,
 660                        wxItemKind kind,
 661                        wxMenu *subMenu)
 662           : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
 663 {
 664     Init(text);
 665 }
 666
 667 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 668                        int id,
 669                        const wxString& text,
 670                        const wxString& help,
 671                        bool isCheckable,
 672                        wxMenu *subMenu)
 673           : wxMenuItemBase(parentMenu, id, text, help,
 674                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 675 {
 676     Init(text);
 677 }
 678
 679 void wxMenuItem::Init(const wxString& text)
 680 {
 681     m_labelWidget = (GtkWidget *) NULL;
 682     m_menuItem = (GtkWidget *) NULL;
 683
 684     DoSetText(text);
 685 }
 686
 687 wxMenuItem::~wxMenuItem()
 688 {
 689    // don't delete menu items, the menus take care of that
 690 }
 691
 692 // return the menu item text without any menu accels
 693 /* static */
 694 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
 695 {
 696     wxString label;
 697
 698     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 699     {
 700         if ( *pc == wxT('\t'))
 701             break;
 702
 703         if ( *pc == wxT('_') )
 704         {
 705             // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
 706             pc++;
 707             label += *pc;
 708             continue;
 709         }
 710
 711         if ( *pc == wxT('\\')  )
 712         {
 713             // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
 714             pc++;
 715             label += *pc;
 716             continue;
 717         }
 718
 719         if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
 720         {
 721             // wxMSW escapes "&"
 722             // "&" is doubled to indicate "&" instead of accelerator
 723             continue;
 724         }
 725
 726         label += *pc;
 727     }
 728
 729     // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
 730
 731     return label;
 732 }
 733
 734 void wxMenuItem::SetText( const wxString& str )
 735 {
 736     // cache some data which must be used later
 737     bool isstock = wxIsStockID(GetId());
 738     const char *stockid = NULL;
 739     if (isstock)
 740         stockid = wxGetStockGtkID(GetId());
 741
 742     // Some optimization to avoid flicker
 743     wxString oldLabel = m_text;
 744     oldLabel = wxStripMenuCodes(oldLabel);
 745     oldLabel.Replace(wxT("_"), wxT(""));
 746     wxString label1 = wxStripMenuCodes(str);
 747     wxString oldhotkey = GetHotKey();    // Store the old hotkey in Ctrl-foo format
 748     wxCharBuffer oldbuf = wxGTK_CONV_SYS( GetGtkHotKey(*this) );  // and as <control>foo
 749
 750     DoSetText(str);
 751
 752     if (oldLabel == label1 &&
 753         oldhotkey == GetHotKey())    // Make sure we can change a hotkey even if the label is unaltered
 754         return;
 755
 756     if (m_menuItem)
 757     {
 758         GtkLabel *label;
 759         if (m_labelWidget)
 760             label = (GtkLabel*) m_labelWidget;
 761         else
 762             label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
 763
 764         // stock menu items can have empty labels:
 765         wxString text = m_text;
 766         if (text.IsEmpty() && !IsSeparator())
 767         {
 768             wxASSERT_MSG(isstock, wxT("A non-stock menu item with an empty label?"));
 769             text = wxGetStockLabel(GetId());
 770
 771             // need & => _ conversion
 772             text = GTKProcessMenuItemLabel(text, NULL);
 773         }
 774
 775         gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV_SYS(text) );
 776     }
 777
 778     // remove old accelerator from our parent's accelerator group, if present
 779     guint accel_key;
 780     GdkModifierType accel_mods;
 781     if (oldbuf[(size_t)0] != '\0')
 782     {
 783         gtk_accelerator_parse( (const char*) oldbuf, &accel_key, &accel_mods);
 784         if (accel_key != 0)
 785         {
 786             gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
 787                                         m_parentMenu->m_accel,
 788                                         accel_key,
 789                                         accel_mods );
 790         }
 791     }
 792     else if (isstock)
 793     {
 794         // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
 795         if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
 796             gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
 797                                            m_parentMenu->m_accel,
 798                                            accel_key,
 799                                            accel_mods );
 800     }
 801
 802     // add new accelerator to our parent's accelerator group
 803     wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*this) );
 804     if (buf[(size_t)0] != '\0')
 805     {
 806         gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
 807         if (accel_key != 0)
 808         {
 809             gtk_widget_add_accelerator( GTK_WIDGET(m_menuItem),
 810                                         "activate",
 811                                         m_parentMenu->m_accel,
 812                                         accel_key,
 813                                         accel_mods,
 814                                         GTK_ACCEL_VISIBLE);
 815         }
 816     }
 817     else if (isstock)
 818     {
 819         // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
 820         if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
 821             gtk_widget_remove_accelerator( GTK_WIDGET(m_menuItem),
 822                                            m_parentMenu->m_accel,
 823                                            accel_key,
 824                                            accel_mods );
 825     }
 826 }
 827
 828 // NOTE: this function is different from the similar functions GTKProcessMnemonics()
 829 //       implemented in control.cpp and from wxMenuItemBase::GetLabelFromText...
 830 //       so there's no real code duplication
 831 wxString wxMenuItem::GTKProcessMenuItemLabel(const wxString& str, wxString *hotKey)
 832 {
 833     wxString text;
 834
 835     // '\t' is the deliminator indicating a hot key
 836     const wxChar *pc = str;
 837     while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
 838     {
 839         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
 840         {
 841             // "&" is doubled to indicate "&" instead of accelerator
 842             ++pc;
 843             text << wxT('&');
 844         }
 845         else if (*pc == wxT('&'))
 846         {
 847             text << wxT('_');
 848         }
 849         else if ( *pc == wxT('_') )    // escape underscores
 850         {
 851             text << wxT("__");
 852         }
 853         else
 854         {
 855             text << *pc;
 856         }
 857         ++pc;
 858     }
 859
 860     if (hotKey)
 861     {
 862         hotKey->Empty();
 863         if(*pc == wxT('\t'))
 864         {
 865             pc++;
 866             *hotKey = pc;
 867         }
 868     }
 869
 870     return text;
 871 }
 872
 873 // it's valid for this function to be called even if m_menuItem == NULL
 874 void wxMenuItem::DoSetText( const wxString& str )
 875 {
 876     m_text.Empty();
 877     m_text = GTKProcessMenuItemLabel(str, &m_hotKey);
 878     // wxPrintf( wxT("DoSetText(): str %s m_text %s hotkey %s\n"), str.c_str(), m_text.c_str(), m_hotKey.c_str() );
 879 }
 880
 881 #if wxUSE_ACCEL
 882
 883 wxAcceleratorEntry *wxMenuItem::GetAccel() const
 884 {
 885     if ( !GetHotKey() )
 886     {
 887         // nothing
 888         return (wxAcceleratorEntry *)NULL;
 889     }
 890
 891     // as wxGetAccelFromString() looks for TAB, insert a dummy one here
 892     wxString label;
 893     label << wxT('\t') << GetHotKey();
 894
 895     return wxGetAccelFromString(label);
 896 }
 897
 898 #endif // wxUSE_ACCEL
 899
 900 void wxMenuItem::Check( bool check )
 901 {
 902     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 903
 904     if (check == m_isChecked)
 905         return;
 906
 907     wxMenuItemBase::Check( check );
 908
 909     switch ( GetKind() )
 910     {
 911         case wxITEM_CHECK:
 912         case wxITEM_RADIO:
 913             gtk_check_menu_item_set_active( (GtkCheckMenuItem*)m_menuItem, (gint)check );
 914             break;
 915
 916         default:
 917             wxFAIL_MSG( _T("can't check this item") );
 918     }
 919 }
 920
 921 void wxMenuItem::Enable( bool enable )
 922 {
 923     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 924
 925     gtk_widget_set_sensitive( m_menuItem, enable );
 926     wxMenuItemBase::Enable( enable );
 927 }
 928
 929 bool wxMenuItem::IsChecked() const
 930 {
 931     wxCHECK_MSG( m_menuItem, false, wxT("invalid menu item") );
 932
 933     wxCHECK_MSG( IsCheckable(), false,
 934                  wxT("can't get state of uncheckable item!") );
 935
 936     return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
 937 }
 938
 939 //-----------------------------------------------------------------------------
 940 // wxMenu
 941 //-----------------------------------------------------------------------------
 942
 943 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
 944
 945 void wxMenu::Init()
 946 {
 947     m_accel = gtk_accel_group_new();
 948     m_menu = gtk_menu_new();
 949     // NB: keep reference to the menu so that it is not destroyed behind
 950     //     our back by GTK+ e.g. when it is removed from menubar:
 951     gtk_widget_ref(m_menu);
 952
 953     m_owner = (GtkWidget*) NULL;
 954
 955     // Tearoffs are entries, just like separators. So if we want this
 956     // menu to be a tear-off one, we just append a tearoff entry
 957     // immediately.
 958     if ( m_style & wxMENU_TEAROFF )
 959     {
 960         GtkWidget *tearoff = gtk_tearoff_menu_item_new();
 961
 962         gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), tearoff);
 963     }
 964
 965     m_prevRadio = NULL;
 966
 967     // append the title as the very first entry if we have it
 968     if ( !m_title.empty() )
 969     {
 970         Append(wxGTK_TITLE_ID, m_title);
 971         AppendSeparator();
 972     }
 973 }
 974
 975 wxMenu::~wxMenu()
 976 {
 977    WX_CLEAR_LIST(wxMenuItemList, m_items);
 978
 979    if ( GTK_IS_WIDGET( m_menu ))
 980    {
 981        // see wxMenu::Init
 982        gtk_widget_unref( m_menu );
 983        // if the menu is inserted in another menu at this time, there was
 984        // one more reference to it:
 985        if ( m_owner )
 986            gtk_widget_destroy( m_menu );
 987    }
 988 }
 989
 990 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
 991 {
 992     GtkWidget *menuItem;
 993
 994     // cache some data used later
 995     wxString text = mitem->GetText();
 996     int id = mitem->GetId();
 997     bool isstock = wxIsStockID(id);
 998     const char *stockid = NULL;
 999     if (isstock)
1000         stockid = wxGetStockGtkID(mitem->GetId());
1001
1002     // stock menu items can have an empty label
1003     if (text.IsEmpty() && !mitem->IsSeparator())
1004     {
1005         wxASSERT_MSG(isstock, wxT("A non-stock menu item with an empty label?"));
1006         text = wxGetStockLabel(id);
1007
1008         // need & => _ conversion
1009         text = wxMenuItem::GTKProcessMenuItemLabel(text, NULL);
1010     }
1011
1012     if ( mitem->IsSeparator() )
1013     {
1014         menuItem = gtk_separator_menu_item_new();
1015     }
1016     else if ( mitem->GetBitmap().Ok() ||
1017                 (mitem->GetKind() == wxITEM_NORMAL && isstock) )
1018     {
1019         wxBitmap bitmap(mitem->GetBitmap());
1020
1021         menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1022
1023         GtkWidget *image;
1024         if ( !bitmap.Ok() )
1025         {
1026             // use stock bitmap for this item if available on the assumption
1027             // that it never hurts to follow GTK+ conventions more closely
1028             image = stockid ? gtk_image_new_from_stock(stockid, GTK_ICON_SIZE_MENU)
1029                             : NULL;
1030         }
1031         else // we have a custom bitmap
1032         {
1033             wxASSERT_MSG( mitem->GetKind() == wxITEM_NORMAL,
1034                             _T("only normal menu items can have bitmaps") );
1035
1036             if ( bitmap.HasPixbuf() )
1037             {
1038                 image = gtk_image_new_from_pixbuf(bitmap.GetPixbuf());
1039             }
1040             else
1041             {
1042                 GdkPixmap *gdk_pixmap = bitmap.GetPixmap();
1043                 GdkBitmap *gdk_bitmap = bitmap.GetMask() ?
1044                                             bitmap.GetMask()->GetBitmap() :
1045                                             (GdkBitmap*) NULL;
1046                 image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
1047             }
1048         }
1049
1050         if ( image )
1051         {
1052             gtk_widget_show(image);
1053
1054             gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
1055         }
1056
1057         m_prevRadio = NULL;
1058     }
1059     else // a normal item
1060     {
1061         // NB: 'text' variable has "_" instead of "&" after mitem->SetText()
1062         //     so don't use it
1063
1064         switch ( mitem->GetKind() )
1065         {
1066             case wxITEM_CHECK:
1067             {
1068                 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1069                 m_prevRadio = NULL;
1070                 break;
1071             }
1072
1073             case wxITEM_RADIO:
1074             {
1075                 GSList *group = NULL;
1076                 if ( m_prevRadio == NULL )
1077                 {
1078                     // start of a new radio group
1079                     m_prevRadio = menuItem =
1080                         gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1081                 }
1082                 else // continue the radio group
1083                 {
1084                     group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1085                     m_prevRadio = menuItem =
1086                         gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV_SYS( text ) );
1087                 }
1088                 break;
1089             }
1090
1091             default:
1092                 wxFAIL_MSG( _T("unexpected menu item kind") );
1093                 // fall through
1094
1095             case wxITEM_NORMAL:
1096             {
1097                 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV_SYS( text ) );
1098                 m_prevRadio = NULL;
1099                 break;
1100             }
1101         }
1102
1103     }
1104
1105     guint accel_key;
1106     GdkModifierType accel_mods;
1107     wxCharBuffer buf = wxGTK_CONV_SYS( GetGtkHotKey(*mitem) );
1108
1109     // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetGtkHotKey(*mitem).c_str() );
1110     if (buf[(size_t)0] != '\0')
1111     {
1112         gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1113         if (accel_key != 0)
1114         {
1115             gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1116                                         "activate",
1117                                         m_accel,
1118                                         accel_key,
1119                                         accel_mods,
1120                                         GTK_ACCEL_VISIBLE);
1121         }
1122     }
1123     else if (isstock)
1124     {
1125         // if the accelerator was taken from a stock ID, just get it back from GTK+ stock
1126         if (wxGetStockGtkAccelerator(stockid, &accel_mods, &accel_key))
1127             gtk_widget_add_accelerator( GTK_WIDGET(menuItem),
1128                                         "activate",
1129                                         m_accel,
1130                                         accel_key,
1131                                         accel_mods,
1132                                         GTK_ACCEL_VISIBLE);
1133     }
1134
1135     if (pos == -1)
1136         gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1137     else
1138         gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1139
1140     gtk_widget_show( menuItem );
1141
1142     if ( !mitem->IsSeparator() )
1143     {
1144         wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1145
1146         g_signal_connect (menuItem, "select",
1147                           G_CALLBACK (gtk_menu_hilight_callback), this);
1148         g_signal_connect (menuItem, "deselect",
1149                           G_CALLBACK (gtk_menu_nolight_callback), this);
1150
1151         if ( mitem->IsSubMenu() && mitem->GetKind() != wxITEM_RADIO && mitem->GetKind() != wxITEM_CHECK )
1152         {
1153             gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1154
1155             gtk_widget_show( mitem->GetSubMenu()->m_menu );
1156
1157             // if adding a submenu to a menu already existing in the menu bar, we
1158             // must set invoking window to allow processing events from this
1159             // submenu
1160             if ( m_invokingWindow )
1161                 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1162         }
1163         else
1164         {
1165             g_signal_connect (menuItem, "activate",
1166                               G_CALLBACK (gtk_menu_clicked_callback),
1167                               this);
1168         }
1169     }
1170
1171     mitem->SetMenuItem(menuItem);
1172
1173     if (ms_locked)
1174     {
1175         // This doesn't even exist!
1176         // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1177     }
1178
1179     return true;
1180 }
1181
1182 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1183 {
1184     if (!GtkAppend(mitem))
1185         return NULL;
1186
1187     return wxMenuBase::DoAppend(mitem);
1188 }
1189
1190 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1191 {
1192     if ( !wxMenuBase::DoInsert(pos, item) )
1193         return NULL;
1194
1195     // TODO
1196     if ( !GtkAppend(item, (int)pos) )
1197         return NULL;
1198
1199     return item;
1200 }
1201
1202 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1203 {
1204     if ( !wxMenuBase::DoRemove(item) )
1205         return (wxMenuItem *)NULL;
1206
1207     // TODO: this code doesn't delete the item factory item and this seems
1208     //       impossible as of GTK 1.2.6.
1209     gtk_widget_destroy( item->GetMenuItem() );
1210
1211     return item;
1212 }
1213
1214 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1215 {
1216     wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1217     while (node)
1218     {
1219         wxMenuItem *item = node->GetData();
1220         if (item->GetMenuItem() == menuItem)
1221             return item->GetId();
1222         node = node->GetNext();
1223     }
1224
1225     return wxNOT_FOUND;
1226 }
1227
1228 // ----------------------------------------------------------------------------
1229 // helpers
1230 // ----------------------------------------------------------------------------
1231
1232 #if wxUSE_ACCEL
1233
1234 static wxString GetGtkHotKey( const wxMenuItem& item )
1235 {
1236     wxString hotkey;
1237
1238     wxAcceleratorEntry *accel = item.GetAccel();
1239     if ( accel )
1240     {
1241         int flags = accel->GetFlags();
1242         if ( flags & wxACCEL_ALT )
1243             hotkey += wxT("<alt>");
1244         if ( flags & wxACCEL_CTRL )
1245             hotkey += wxT("<control>");
1246         if ( flags & wxACCEL_SHIFT )
1247             hotkey += wxT("<shift>");
1248
1249         int code = accel->GetKeyCode();
1250         switch ( code )
1251         {
1252             case WXK_F1:
1253             case WXK_F2:
1254             case WXK_F3:
1255             case WXK_F4:
1256             case WXK_F5:
1257             case WXK_F6:
1258             case WXK_F7:
1259             case WXK_F8:
1260             case WXK_F9:
1261             case WXK_F10:
1262             case WXK_F11:
1263             case WXK_F12:
1264             case WXK_F13:
1265             case WXK_F14:
1266             case WXK_F15:
1267             case WXK_F16:
1268             case WXK_F17:
1269             case WXK_F18:
1270             case WXK_F19:
1271             case WXK_F20:
1272             case WXK_F21:
1273             case WXK_F22:
1274             case WXK_F23:
1275             case WXK_F24:
1276                 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1277                 break;
1278
1279                 // TODO: we should use gdk_keyval_name() (a.k.a.
1280                 //       XKeysymToString) here as well as hardcoding the keysym
1281                 //       names this might be not portable
1282            case WXK_INSERT:
1283                 hotkey << wxT("Insert" );
1284                 break;
1285             case WXK_DELETE:
1286                 hotkey << wxT("Delete" );
1287                 break;
1288             case WXK_UP:
1289                 hotkey << wxT("Up" );
1290                 break;
1291             case WXK_DOWN:
1292                 hotkey << wxT("Down" );
1293                 break;
1294             case WXK_PAGEUP:
1295                 hotkey << wxT("PgUp" );
1296                 break;
1297             case WXK_PAGEDOWN:
1298                 hotkey << wxT("PgDn" );
1299                 break;
1300             case WXK_LEFT:
1301                 hotkey << wxT("Left" );
1302                 break;
1303             case WXK_RIGHT:
1304                 hotkey << wxT("Right" );
1305                 break;
1306             case WXK_HOME:
1307                 hotkey << wxT("Home" );
1308                 break;
1309             case WXK_END:
1310                 hotkey << wxT("End" );
1311                 break;
1312             case WXK_RETURN:
1313                 hotkey << wxT("Return" );
1314                 break;
1315             case WXK_BACK:
1316                 hotkey << wxT("BackSpace" );
1317                 break;
1318             case WXK_TAB:
1319                 hotkey << wxT("Tab" );
1320                 break;
1321             case WXK_ESCAPE:
1322                 hotkey << wxT("Esc" );
1323                 break;
1324             case WXK_SPACE:
1325                 hotkey << wxT("space" );
1326                 break;
1327             case WXK_MULTIPLY:
1328                 hotkey << wxT("Multiply" );
1329                 break;
1330             case WXK_ADD:
1331                 hotkey << wxT("Add" );
1332                 break;
1333             case WXK_SEPARATOR:
1334                 hotkey << wxT("Separator" );
1335                 break;
1336             case WXK_SUBTRACT:
1337                 hotkey << wxT("Subtract" );
1338                 break;
1339             case WXK_DECIMAL:
1340                 hotkey << wxT("Decimal" );
1341                 break;
1342             case WXK_DIVIDE:
1343                 hotkey << wxT("Divide" );
1344                 break;
1345             case WXK_CANCEL:
1346                 hotkey << wxT("Cancel" );
1347                 break;
1348             case WXK_CLEAR:
1349                 hotkey << wxT("Clear" );
1350                 break;
1351             case WXK_MENU:
1352                 hotkey << wxT("Menu" );
1353                 break;
1354             case WXK_PAUSE:
1355                 hotkey << wxT("Pause" );
1356                 break;
1357             case WXK_CAPITAL:
1358                 hotkey << wxT("Capital" );
1359                 break;
1360             case WXK_SELECT:
1361                 hotkey << wxT("Select" );
1362                 break;
1363             case WXK_PRINT:
1364                 hotkey << wxT("Print" );
1365                 break;
1366             case WXK_EXECUTE:
1367                 hotkey << wxT("Execute" );
1368                 break;
1369             case WXK_SNAPSHOT:
1370                 hotkey << wxT("Snapshot" );
1371                 break;
1372             case WXK_HELP:
1373                 hotkey << wxT("Help" );
1374                 break;
1375             case WXK_NUMLOCK:
1376                 hotkey << wxT("Num_Lock" );
1377                 break;
1378             case WXK_SCROLL:
1379                 hotkey << wxT("Scroll_Lock" );
1380                 break;
1381             case WXK_NUMPAD_INSERT:
1382                 hotkey << wxT("KP_Insert" );
1383                 break;
1384             case WXK_NUMPAD_DELETE:
1385                 hotkey << wxT("KP_Delete" );
1386                 break;
1387              case WXK_NUMPAD_SPACE:
1388                 hotkey << wxT("KP_Space" );
1389                 break;
1390             case WXK_NUMPAD_TAB:
1391                 hotkey << wxT("KP_Tab" );
1392                 break;
1393             case WXK_NUMPAD_ENTER:
1394                 hotkey << wxT("KP_Enter" );
1395                 break;
1396             case WXK_NUMPAD_F1: case WXK_NUMPAD_F2: case WXK_NUMPAD_F3:
1397             case WXK_NUMPAD_F4:
1398                 hotkey += wxString::Format(wxT("KP_F%d"), code - WXK_NUMPAD_F1 + 1);
1399                 break;
1400             case WXK_NUMPAD_HOME:
1401                 hotkey << wxT("KP_Home" );
1402                 break;
1403             case WXK_NUMPAD_LEFT:
1404                 hotkey << wxT("KP_Left" );
1405                 break;
1406              case WXK_NUMPAD_UP:
1407                 hotkey << wxT("KP_Up" );
1408                 break;
1409             case WXK_NUMPAD_RIGHT:
1410                 hotkey << wxT("KP_Right" );
1411                 break;
1412             case WXK_NUMPAD_DOWN:
1413                 hotkey << wxT("KP_Down" );
1414                 break;
1415             case WXK_NUMPAD_PAGEUP:
1416                 hotkey << wxT("KP_PgUp" );
1417                 break;
1418             case WXK_NUMPAD_PAGEDOWN:
1419                 hotkey << wxT("KP_PgDn" );
1420                 break;
1421             case WXK_NUMPAD_END:
1422                 hotkey << wxT("KP_End" );
1423                 break;
1424             case WXK_NUMPAD_BEGIN:
1425                 hotkey << wxT("KP_Begin" );
1426                 break;
1427             case WXK_NUMPAD_EQUAL:
1428                 hotkey << wxT("KP_Equal" );
1429                 break;
1430             case WXK_NUMPAD_MULTIPLY:
1431                 hotkey << wxT("KP_Multiply" );
1432                 break;
1433             case WXK_NUMPAD_ADD:
1434                 hotkey << wxT("KP_Add" );
1435                 break;
1436             case WXK_NUMPAD_SEPARATOR:
1437                 hotkey << wxT("KP_Separator" );
1438                 break;
1439             case WXK_NUMPAD_SUBTRACT:
1440                 hotkey << wxT("KP_Subtract" );
1441                 break;
1442             case WXK_NUMPAD_DECIMAL:
1443                 hotkey << wxT("KP_Decimal" );
1444                 break;
1445             case WXK_NUMPAD_DIVIDE:
1446                 hotkey << wxT("KP_Divide" );
1447                 break;
1448            case WXK_NUMPAD0: case WXK_NUMPAD1: case WXK_NUMPAD2:
1449            case WXK_NUMPAD3: case WXK_NUMPAD4: case WXK_NUMPAD5:
1450            case WXK_NUMPAD6: case WXK_NUMPAD7: case WXK_NUMPAD8: case WXK_NUMPAD9:
1451                 hotkey += wxString::Format(wxT("KP_%d"), code - WXK_NUMPAD0);
1452                 break;
1453             case WXK_WINDOWS_LEFT:
1454                 hotkey << wxT("Super_L" );
1455                 break;
1456             case WXK_WINDOWS_RIGHT:
1457                 hotkey << wxT("Super_R" );
1458                 break;
1459             case WXK_WINDOWS_MENU:
1460                 hotkey << wxT("Menu" );
1461                 break;
1462             case WXK_COMMAND:
1463                 hotkey << wxT("Command" );
1464                 break;
1465           /* These probably wouldn't work as there is no SpecialX in gdk/keynames.txt
1466             case WXK_SPECIAL1: case WXK_SPECIAL2: case WXK_SPECIAL3: case WXK_SPECIAL4:
1467             case WXK_SPECIAL5: case WXK_SPECIAL6: case WXK_SPECIAL7: case WXK_SPECIAL8:
1468             case WXK_SPECIAL9:  case WXK_SPECIAL10:  case WXK_SPECIAL11: case WXK_SPECIAL12:
1469             case WXK_SPECIAL13: case WXK_SPECIAL14: case WXK_SPECIAL15: case WXK_SPECIAL16:
1470             case WXK_SPECIAL17: case WXK_SPECIAL18: case WXK_SPECIAL19:  case WXK_SPECIAL20:
1471                 hotkey += wxString::Format(wxT("Special%d"), code - WXK_SPECIAL1 + 1);
1472                 break;
1473           */
1474                 // if there are any other keys wxGetAccelFromString() may
1475                 // return, we should process them here
1476
1477             default:
1478                 if ( code < 127 )
1479                 {
1480                     wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1481                     if ( name )
1482                     {
1483                         hotkey << name;
1484                         break;
1485                     }
1486                 }
1487
1488                 wxFAIL_MSG( wxT("unknown keyboard accel") );
1489         }
1490
1491         delete accel;
1492     }
1493
1494     return hotkey;
1495 }
1496
1497 #endif // wxUSE_ACCEL
1498
1499 // ----------------------------------------------------------------------------
1500 // Pop-up menu stuff
1501 // ----------------------------------------------------------------------------
1502
1503 #if wxUSE_MENUS_NATIVE
1504
1505 extern "C" WXDLLIMPEXP_CORE
1506 void gtk_pop_hide_callback( GtkWidget *WXUNUSED(widget), bool* is_waiting  )
1507 {
1508     *is_waiting = false;
1509 }
1510
1511 WXDLLIMPEXP_CORE void SetInvokingWindow( wxMenu *menu, wxWindow* win )
1512 {
1513     menu->SetInvokingWindow( win );
1514
1515     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
1516     while (node)
1517     {
1518         wxMenuItem *menuitem = node->GetData();
1519         if (menuitem->IsSubMenu())
1520         {
1521             SetInvokingWindow( menuitem->GetSubMenu(), win );
1522         }
1523
1524         node = node->GetNext();
1525     }
1526 }
1527
1528 extern "C" WXDLLIMPEXP_CORE
1529 void wxPopupMenuPositionCallback( GtkMenu *menu,
1530                                   gint *x, gint *y,
1531                                   gboolean * WXUNUSED(whatever),
1532                                   gpointer user_data )
1533 {
1534     // ensure that the menu appears entirely on screen
1535     GtkRequisition req;
1536     gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
1537
1538     wxSize sizeScreen = wxGetDisplaySize();
1539     wxPoint *pos = (wxPoint*)user_data;
1540
1541     gint xmax = sizeScreen.x - req.width,
1542          ymax = sizeScreen.y - req.height;
1543
1544     *x = pos->x < xmax ? pos->x : xmax;
1545     *y = pos->y < ymax ? pos->y : ymax;
1546 }
1547
1548 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
1549 {
1550     wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
1551
1552     wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
1553
1554     // NOTE: if you change this code, you need to update
1555     //       the same code in taskbar.cpp as well. This
1556     //       is ugly code duplication, I know.
1557
1558     SetInvokingWindow( menu, this );
1559
1560     menu->UpdateUI();
1561
1562     bool is_waiting = true;
1563
1564     gulong handler = g_signal_connect (menu->m_menu, "hide",
1565                                        G_CALLBACK (gtk_pop_hide_callback),
1566                                        &is_waiting);
1567
1568     wxPoint pos;
1569     gpointer userdata;
1570     GtkMenuPositionFunc posfunc;
1571     if ( x == -1 && y == -1 )
1572     {
1573         // use GTK's default positioning algorithm
1574         userdata = NULL;
1575         posfunc = NULL;
1576     }
1577     else
1578     {
1579         pos = ClientToScreen(wxPoint(x, y));
1580         userdata = &pos;
1581         posfunc = wxPopupMenuPositionCallback;
1582     }
1583
1584     wxMenuEvent eventOpen(wxEVT_MENU_OPEN, -1, menu);
1585     DoCommonMenuCallbackCode(menu, eventOpen);
1586
1587     gtk_menu_popup(
1588                   GTK_MENU(menu->m_menu),
1589                   (GtkWidget *) NULL,           // parent menu shell
1590                   (GtkWidget *) NULL,           // parent menu item
1591                   posfunc,                      // function to position it
1592                   userdata,                     // client data
1593                   0,                            // button used to activate it
1594                   gtk_get_current_event_time()
1595                 );
1596
1597     while (is_waiting)
1598     {
1599         gtk_main_iteration();
1600     }
1601
1602     g_signal_handler_disconnect (menu->m_menu, handler);
1603
1604     wxMenuEvent eventClose(wxEVT_MENU_CLOSE, -1, menu);
1605     DoCommonMenuCallbackCode(menu, eventClose);
1606
1607     return true;
1608 }
1609
1610 #endif // wxUSE_MENUS_NATIVE