src/mac/carbon/menu.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        menu.cpp
   3 // Purpose:     wxMenu, wxMenuBar, wxMenuItem
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "menu.h"
  14 #pragma implementation "menuitem.h"
  15 #endif
  16
  17 // ============================================================================
  18 // headers & declarations
  19 // ============================================================================
  20
  21 // wxWidgets headers
  22 // -----------------
  23
  24 #include "wx/app.h"
  25 #include "wx/menu.h"
  26 #include "wx/menuitem.h"
  27 #include "wx/window.h"
  28 #include "wx/log.h"
  29 #include "wx/utils.h"
  30 #include "wx/frame.h"
  31
  32 #include "wx/mac/uma.h"
  33
  34 // other standard headers
  35 // ----------------------
  36 #include <string.h>
  37
  38 #if !USE_SHARED_LIBRARY
  39 IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
  40 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
  41 #endif
  42
  43 // the (popup) menu title has this special id
  44 static const int idMenuTitle = -3;
  45 static MenuItemIndex firstUserHelpMenuItem = 0 ;
  46
  47 const short kwxMacMenuBarResource = 1 ;
  48 const short kwxMacAppleMenuId = 1 ;
  49
  50
  51 // Find an item given the Macintosh Menu Reference
  52
  53 wxList wxWinMacMenuList(wxKEY_INTEGER);
  54 wxMenu *wxFindMenuFromMacMenu(MenuRef inMenuRef)
  55 {
  56     wxNode *node = wxWinMacMenuList.Find((long)inMenuRef);
  57     if (!node)
  58         return NULL;
  59     return (wxMenu *)node->GetData();
  60 }
  61
  62 void wxAssociateMenuWithMacMenu(MenuRef inMenuRef, wxMenu *menu) ;
  63 void wxAssociateMenuWithMacMenu(MenuRef inMenuRef, wxMenu *menu)
  64 {
  65     // adding NULL MenuRef is (first) surely a result of an error and
  66     // (secondly) breaks menu command processing
  67     wxCHECK_RET( inMenuRef != (MenuRef) NULL, wxT("attempt to add a NULL MenuRef to menu list") );
  68
  69     if ( !wxWinMacMenuList.Find((long)inMenuRef) )
  70         wxWinMacMenuList.Append((long)inMenuRef, menu);
  71 }
  72
  73 void wxRemoveMacMenuAssociation(wxMenu *menu) ;
  74 void wxRemoveMacMenuAssociation(wxMenu *menu)
  75 {
  76     wxWinMacMenuList.DeleteObject(menu);
  77 }
  78
  79
  80 // ============================================================================
  81 // implementation
  82 // ============================================================================
  83 static void wxMenubarUnsetInvokingWindow( wxMenu *menu ) ;
  84 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win );
  85
  86 // Menus
  87
  88 // Construct a menu with optional title (then use append)
  89
  90 #ifdef __DARWIN__
  91 short wxMenu::s_macNextMenuId = 3 ;
  92 #else
  93 short wxMenu::s_macNextMenuId = 2 ;
  94 #endif
  95
  96 void wxMenu::Init()
  97 {
  98     m_doBreak = FALSE;
  99     m_startRadioGroup = -1;
 100
 101     // create the menu
 102     m_macMenuId = s_macNextMenuId++;
 103     m_hMenu = UMANewMenu(m_macMenuId, m_title, wxFont::GetDefaultEncoding() );
 104
 105     if ( !m_hMenu )
 106     {
 107         wxLogLastError(wxT("UMANewMenu failed"));
 108     }
 109
 110     wxAssociateMenuWithMacMenu( (MenuRef)m_hMenu , this ) ;
 111
 112     // if we have a title, insert it in the beginning of the menu
 113     if ( !!m_title )
 114     {
 115         Append(idMenuTitle, m_title) ;
 116         AppendSeparator() ;
 117     }
 118 }
 119
 120 wxMenu::~wxMenu()
 121 {
 122     wxRemoveMacMenuAssociation( this ) ;
 123     if (MAC_WXHMENU(m_hMenu))
 124         ::DisposeMenu(MAC_WXHMENU(m_hMenu));
 125 }
 126
 127 void wxMenu::Break()
 128 {
 129     // not available on the mac platform
 130 }
 131
 132 void wxMenu::Attach(wxMenuBarBase *menubar)
 133 {
 134     wxMenuBase::Attach(menubar);
 135
 136     EndRadioGroup();
 137 }
 138
 139 // function appends a new item or submenu to the menu
 140 // append a new item or submenu to the menu
 141 bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos)
 142 {
 143     wxASSERT_MSG( pItem != NULL, wxT("can't append NULL item to the menu") );
 144
 145     if ( pItem->IsSeparator() )
 146     {
 147         if ( pos == (size_t)-1 )
 148             MacAppendMenu(MAC_WXHMENU(m_hMenu), "\p-");
 149         else
 150             MacInsertMenuItem(MAC_WXHMENU(m_hMenu), "\p-" , pos);
 151     }
 152     else
 153     {
 154         wxMenu *pSubMenu = pItem->GetSubMenu() ;
 155         if ( pSubMenu != NULL )
 156         {
 157                wxASSERT_MSG( pSubMenu->m_hMenu != NULL , wxT("invalid submenu added"));
 158             pSubMenu->m_menuParent = this ;
 159
 160             if (wxMenuBar::MacGetInstalledMenuBar() == GetMenuBar())
 161             {
 162                 pSubMenu->MacBeforeDisplay( true ) ;
 163              }
 164
 165             if ( pos == (size_t)-1 )
 166                 UMAAppendSubMenuItem(MAC_WXHMENU(m_hMenu), pItem->GetText(), wxFont::GetDefaultEncoding() , pSubMenu->m_macMenuId);
 167             else
 168                 UMAInsertSubMenuItem(MAC_WXHMENU(m_hMenu), pItem->GetText(), wxFont::GetDefaultEncoding()  , pos, pSubMenu->m_macMenuId);
 169             pItem->UpdateItemBitmap() ;
 170             pItem->UpdateItemStatus() ;
 171         }
 172         else
 173         {
 174             if ( pos == (size_t)-1 )
 175             {
 176                 UMAAppendMenuItem(MAC_WXHMENU(m_hMenu), wxT("a") , wxFont::GetDefaultEncoding() );
 177                 pos = CountMenuItems(MAC_WXHMENU(m_hMenu)) ;
 178             }
 179             else
 180             {
 181                 // MacOS counts menu items from 1 and inserts after, therefore having the
 182                 // same effect as wx 0 based and inserting before, we must correct pos
 183                 // after however for updates to be correct
 184                 UMAInsertMenuItem(MAC_WXHMENU(m_hMenu), wxT("a"), wxFont::GetDefaultEncoding(), pos);
 185                 pos += 1 ;
 186             }
 187
 188             SetMenuItemCommandID( MAC_WXHMENU(m_hMenu) , pos , pItem->GetId() ) ;
 189             SetMenuItemRefCon( MAC_WXHMENU(m_hMenu) , pos , (UInt32) pItem ) ;
 190             pItem->UpdateItemText() ;
 191             pItem->UpdateItemBitmap() ;
 192             pItem->UpdateItemStatus() ;
 193
 194               if ( pItem->GetId() == idMenuTitle )
 195               {
 196                 UMAEnableMenuItem(MAC_WXHMENU(m_hMenu) , pos , false ) ;
 197               }
 198         }
 199     }
 200     // if we're already attached to the menubar, we must update it
 201     if ( IsAttached() )
 202     {
 203         GetMenuBar()->Refresh();
 204     }
 205     return TRUE ;
 206 }
 207
 208 void wxMenu::EndRadioGroup()
 209 {
 210     // we're not inside a radio group any longer
 211     m_startRadioGroup = -1;
 212 }
 213
 214 wxMenuItem* wxMenu::DoAppend(wxMenuItem *item)
 215 {
 216     wxCHECK_MSG( item, NULL, _T("NULL item in wxMenu::DoAppend") );
 217
 218     bool check = FALSE;
 219
 220     if ( item->GetKind() == wxITEM_RADIO )
 221     {
 222         int count = GetMenuItemCount();
 223
 224         if ( m_startRadioGroup == -1 )
 225         {
 226             // start a new radio group
 227             m_startRadioGroup = count;
 228
 229             // for now it has just one element
 230             item->SetAsRadioGroupStart();
 231             item->SetRadioGroupEnd(m_startRadioGroup);
 232
 233             // ensure that we have a checked item in the radio group
 234             check = TRUE;
 235         }
 236         else // extend the current radio group
 237         {
 238             // we need to update its end item
 239             item->SetRadioGroupStart(m_startRadioGroup);
 240             wxMenuItemList::Node *node = GetMenuItems().Item(m_startRadioGroup);
 241
 242             if ( node )
 243             {
 244                 node->GetData()->SetRadioGroupEnd(count);
 245             }
 246             else
 247             {
 248                 wxFAIL_MSG( _T("where is the radio group start item?") );
 249             }
 250         }
 251     }
 252     else // not a radio item
 253     {
 254         EndRadioGroup();
 255     }
 256
 257     if ( !wxMenuBase::DoAppend(item) || !DoInsertOrAppend(item) )
 258     {
 259         return NULL;
 260     }
 261
 262     if ( check )
 263     {
 264         // check the item initially
 265         item->Check(TRUE);
 266     }
 267
 268     return item;
 269 }
 270
 271 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
 272 {
 273     if (wxMenuBase::DoInsert(pos, item) && DoInsertOrAppend(item, pos))
 274         return item;
 275     else
 276         return NULL;
 277 }
 278
 279 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
 280 {
 281     // we need to find the items position in the child list
 282     size_t pos;
 283     wxMenuItemList::Node *node = GetMenuItems().GetFirst();
 284     for ( pos = 0; node; pos++ )
 285     {
 286         if ( node->GetData() == item )
 287             break;
 288
 289         node = node->GetNext();
 290     }
 291
 292     // DoRemove() (unlike Remove) can only be called for existing item!
 293     wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
 294
 295     ::DeleteMenuItem(MAC_WXHMENU(m_hMenu) , pos + 1);
 296
 297     if ( IsAttached() )
 298     {
 299         // otherwise, the change won't be visible
 300         GetMenuBar()->Refresh();
 301     }
 302
 303     // and from internal data structures
 304     return wxMenuBase::DoRemove(item);
 305 }
 306
 307 void wxMenu::SetTitle(const wxString& label)
 308 {
 309        m_title = label ;
 310     UMASetMenuTitle(MAC_WXHMENU(m_hMenu) , label , wxFont::GetDefaultEncoding() ) ;
 311 }
 312 bool wxMenu::ProcessCommand(wxCommandEvent & event)
 313 {
 314     bool processed = FALSE;
 315
 316     // Try the menu's event handler
 317     if ( !processed && GetEventHandler())
 318     {
 319         processed = GetEventHandler()->ProcessEvent(event);
 320     }
 321
 322     // Try the window the menu was popped up from (and up through the
 323     // hierarchy)
 324     wxWindow *win = GetInvokingWindow();
 325     if ( !processed && win )
 326         processed = win->GetEventHandler()->ProcessEvent(event);
 327
 328     return processed;
 329 }
 330
 331
 332 // ---------------------------------------------------------------------------
 333 // other
 334 // ---------------------------------------------------------------------------
 335
 336 wxWindow *wxMenu::GetWindow() const
 337 {
 338     if ( m_invokingWindow != NULL )
 339         return m_invokingWindow;
 340     else if ( GetMenuBar() != NULL)
 341         return (wxWindow *) GetMenuBar()->GetFrame();
 342
 343     return NULL;
 344 }
 345
 346 // helper functions returning the mac menu position for a certain item, note that this is
 347 // mac-wise 1 - based, i.e. the first item has index 1 whereas on MSWin it has pos 0
 348
 349 int wxMenu::MacGetIndexFromId( int id )
 350 {
 351     size_t pos;
 352     wxMenuItemList::Node *node = GetMenuItems().GetFirst();
 353     for ( pos = 0; node; pos++ )
 354     {
 355         if ( node->GetData()->GetId() == id )
 356             break;
 357
 358         node = node->GetNext();
 359     }
 360
 361     if (!node)
 362         return 0;
 363
 364     return pos + 1 ;
 365 }
 366
 367 int wxMenu::MacGetIndexFromItem( wxMenuItem *pItem )
 368 {
 369     size_t pos;
 370     wxMenuItemList::Node *node = GetMenuItems().GetFirst();
 371     for ( pos = 0; node; pos++ )
 372     {
 373         if ( node->GetData() == pItem )
 374             break;
 375
 376         node = node->GetNext();
 377     }
 378
 379     if (!node)
 380         return 0;
 381
 382     return pos + 1 ;
 383 }
 384
 385 void wxMenu::MacEnableMenu( bool bDoEnable )
 386 {
 387     UMAEnableMenuItem(MAC_WXHMENU(m_hMenu) , 0 , bDoEnable ) ;
 388
 389     ::DrawMenuBar() ;
 390 }
 391
 392 // MacOS needs to know about submenus somewhere within this menu
 393 // before it can be displayed , also hide special menu items like preferences
 394 // that are handled by the OS
 395 void wxMenu::MacBeforeDisplay( bool isSubMenu )
 396 {
 397     wxMenuItem* previousItem = NULL ;
 398     size_t pos ;
 399     wxMenuItemList::Node *node;
 400     wxMenuItem *item;
 401     for (pos = 0, node = GetMenuItems().GetFirst(); node; node = node->GetNext(), pos++)
 402     {
 403         item = (wxMenuItem *)node->GetData();
 404         wxMenu* subMenu = item->GetSubMenu() ;
 405         if (subMenu)
 406         {
 407             subMenu->MacBeforeDisplay( true ) ;
 408         }
 409         else
 410         {
 411             #if TARGET_CARBON
 412             if ( UMAGetSystemVersion() >= 0x1000 )
 413             {
 414                 if ( item->GetId() == wxApp::s_macPreferencesMenuItemId || item->GetId() == wxApp::s_macExitMenuItemId)
 415                 {
 416                     ChangeMenuItemAttributes( MAC_WXHMENU( GetHMenu() ) , pos + 1, kMenuItemAttrHidden, 0 );
 417                     if ( GetMenuItems().GetCount() == pos + 1 &&
 418                             previousItem != NULL &&
 419                                 previousItem->IsSeparator() )
 420                     {
 421                         ChangeMenuItemAttributes( MAC_WXHMENU( GetHMenu() ) , pos , kMenuItemAttrHidden, 0 );
 422                     }
 423                 }
 424             }
 425             #endif
 426         }
 427         previousItem = item ;
 428     }
 429
 430     if ( isSubMenu )
 431         ::InsertMenu(MAC_WXHMENU( GetHMenu()), -1);
 432
 433 }
 434 // undo all changes from the MacBeforeDisplay call
 435 void wxMenu::MacAfterDisplay( bool isSubMenu )
 436 {
 437     if ( isSubMenu )
 438         ::DeleteMenu(MacGetMenuId());
 439
 440     wxMenuItem* previousItem = NULL ;
 441     int pos ;
 442     wxMenuItemList::Node *node;
 443     wxMenuItem *item;
 444     for (pos = 0, node = GetMenuItems().GetFirst(); node; node = node->GetNext(), pos++)
 445     {
 446         item = (wxMenuItem *)node->GetData();
 447         wxMenu* subMenu = item->GetSubMenu() ;
 448         if (subMenu)
 449         {
 450             subMenu->MacAfterDisplay( true ) ;
 451         }
 452         else
 453         {
 454             // no need to undo hidings
 455         }
 456         previousItem = item ;
 457     }
 458 }
 459
 460 // Menu Bar
 461
 462 /*
 463
 464 Mac Implementation note :
 465
 466 The Mac has only one global menubar, so we attempt to install the currently
 467 active menubar from a frame, we currently don't take into account mdi-frames
 468 which would ask for menu-merging
 469
 470 Secondly there is no mac api for changing a menubar that is not the current
 471 menubar, so we have to wait for preparing the actual menubar until the
 472 wxMenubar is to be used
 473
 474 We can in subsequent versions use MacInstallMenuBar to provide some sort of
 475 auto-merge for MDI in case this will be necessary
 476
 477 */
 478
 479 wxMenuBar* wxMenuBar::s_macInstalledMenuBar = NULL ;
 480 wxMenuBar* wxMenuBar::s_macCommonMenuBar = NULL ;
 481
 482 void wxMenuBar::Init()
 483 {
 484     m_eventHandler = this;
 485     m_menuBarFrame = NULL;
 486     m_invokingWindow = (wxWindow*) NULL;
 487 }
 488
 489 wxMenuBar::wxMenuBar()
 490 {
 491     Init();
 492 }
 493
 494 wxMenuBar::wxMenuBar( long WXUNUSED(style) )
 495 {
 496     Init();
 497 }
 498
 499
 500 wxMenuBar::wxMenuBar(int count, wxMenu *menus[], const wxString titles[])
 501 {
 502     Init();
 503
 504     m_titles.Alloc(count);
 505
 506     for ( int i = 0; i < count; i++ )
 507     {
 508         m_menus.Append(menus[i]);
 509         m_titles.Add(titles[i]);
 510
 511         menus[i]->Attach(this);
 512     }
 513 }
 514
 515 wxMenuBar::~wxMenuBar()
 516 {
 517     if (s_macCommonMenuBar == this)
 518         s_macCommonMenuBar = NULL;
 519     if (s_macInstalledMenuBar == this)
 520     {
 521         ::ClearMenuBar();
 522         s_macInstalledMenuBar = NULL;
 523     }
 524
 525 }
 526
 527 void wxMenuBar::Refresh(bool WXUNUSED(eraseBackground), const wxRect *WXUNUSED(rect))
 528 {
 529     wxCHECK_RET( IsAttached(), wxT("can't refresh unatteched menubar") );
 530
 531     DrawMenuBar();
 532 }
 533
 534 void wxMenuBar::MacInstallMenuBar()
 535 {
 536     if ( s_macInstalledMenuBar == this )
 537         return ;
 538
 539     MenuBarHandle menubar = NULL ;
 540 #if TARGET_API_MAC_OSX
 541     menubar = NewHandleClear( 6 /* sizeof( MenuBarHeader ) */ ) ;
 542 #else
 543     menubar = NewHandleClear( 12 ) ;
 544     (*menubar)[3] = 0x0a ;
 545 #endif
 546     ::SetMenuBar( menubar ) ;
 547     DisposeMenuBar( menubar ) ;
 548     MenuHandle appleMenu = NULL ;
 549     char appleMenuTitle[3] = { 01 , kMenuAppleLogoFilledGlyph , 0 } ;
 550
 551     verify_noerr( CreateNewMenu( kwxMacAppleMenuId , 0 , &appleMenu ) ) ;
 552     verify_noerr( SetMenuTitle( appleMenu , (ConstStr255Param) appleMenuTitle ) );
 553     MacInsertMenuItem( appleMenu , "\pAbout..." , 0 ) ;
 554     MacInsertMenu( appleMenu , 0 ) ;
 555
 556     // clean-up the help menu before adding new items
 557     MenuHandle mh = NULL ;
 558     if ( UMAGetHelpMenu( &mh , &firstUserHelpMenuItem) == noErr )
 559     {
 560         for ( int i = CountMenuItems( mh ) ; i >= firstUserHelpMenuItem ; --i )
 561         {
 562             DeleteMenuItem( mh , i ) ;
 563         }
 564     }
 565     else
 566     {
 567         mh = NULL ;
 568     }
 569 #if TARGET_CARBON
 570     if ( UMAGetSystemVersion() >= 0x1000 && wxApp::s_macPreferencesMenuItemId)
 571     {
 572         wxMenuItem *item = FindItem( wxApp::s_macPreferencesMenuItemId , NULL ) ;
 573         if ( item == NULL || !(item->IsEnabled()) )
 574             DisableMenuCommand( NULL , kHICommandPreferences ) ;
 575         else
 576             EnableMenuCommand( NULL , kHICommandPreferences ) ;
 577     }
 578 #endif
 579        for (size_t i = 0; i < m_menus.GetCount(); i++)
 580       {
 581         wxMenuItemList::Node *node;
 582         wxMenuItem *item;
 583         int pos ;
 584         wxMenu* menu = m_menus[i] , *subMenu = NULL ;
 585
 586         if( m_titles[i] == wxT("?") || m_titles[i] == wxT("&?")  || m_titles[i] == wxApp::s_macHelpMenuTitleName )
 587         {
 588             if ( mh == NULL )
 589             {
 590                 continue ;
 591             }
 592
 593               for (pos = 0 , node = menu->GetMenuItems().GetFirst(); node; node = node->GetNext(), pos++)
 594               {
 595                  item = (wxMenuItem *)node->GetData();
 596                  subMenu = item->GetSubMenu() ;
 597                 if (subMenu)
 598                 {
 599                     // we don't support hierarchical menus in the help menu yet
 600                 }
 601                 else
 602                 {
 603                     if ( item->IsSeparator() )
 604                     {
 605                         if ( mh )
 606                             MacAppendMenu(mh, "\p-" );
 607                     }
 608                     else
 609                     {
 610                         wxAcceleratorEntry* entry = wxGetAccelFromString( item->GetText() ) ;
 611
 612                         if ( item->GetId() == wxApp::s_macAboutMenuItemId )
 613                         {
 614                                 UMASetMenuItemText( GetMenuHandle( kwxMacAppleMenuId ) , 1 , item->GetText() , wxFont::GetDefaultEncoding() );
 615                                 UMAEnableMenuItem( GetMenuHandle( kwxMacAppleMenuId ) , 1 , true );
 616                                 SetMenuItemCommandID( GetMenuHandle( kwxMacAppleMenuId ) , 1 , item->GetId() ) ;
 617                                 SetMenuItemRefCon(GetMenuHandle( kwxMacAppleMenuId ) , 1 , (UInt32)item ) ;
 618                                 UMASetMenuItemShortcut( GetMenuHandle( kwxMacAppleMenuId ) , 1 , entry ) ;
 619                          }
 620                         else
 621                         {
 622                             if ( mh )
 623                             {
 624                                 UMAAppendMenuItem(mh, item->GetText()  , wxFont::GetDefaultEncoding(), entry);
 625                                 SetMenuItemCommandID( mh , CountMenuItems(mh) , item->GetId() ) ;
 626                                 SetMenuItemRefCon( mh , CountMenuItems(mh) , (UInt32)item ) ;
 627                             }
 628                         }
 629
 630                         delete entry ;
 631                     }
 632                 }
 633             }
 634         }
 635         else
 636         {
 637             UMASetMenuTitle( MAC_WXHMENU(menu->GetHMenu()) , m_titles[i], m_font.GetEncoding()  ) ;
 638             m_menus[i]->MacBeforeDisplay(false) ;
 639             ::InsertMenu(MAC_WXHMENU(m_menus[i]->GetHMenu()), 0);
 640         }
 641     }
 642     ::DrawMenuBar() ;
 643     s_macInstalledMenuBar = this;
 644 }
 645
 646 void wxMenuBar::EnableTop(size_t pos, bool enable)
 647 {
 648     wxCHECK_RET( IsAttached(), wxT("doesn't work with unattached menubars") );
 649     m_menus[pos]->MacEnableMenu( enable ) ;
 650     Refresh();
 651 }
 652
 653 bool wxMenuBar::Enable( bool enable)
 654 {
 655     wxCHECK_MSG( IsAttached(), false, wxT("doesn't work with unattached menubars") );
 656     size_t i;
 657     for (i = 0; i < GetMenuCount(); i++)
 658     {
 659         EnableTop(i, enable);
 660     }
 661     return true;
 662 }
 663
 664 void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
 665 {
 666     wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") );
 667
 668     m_titles[pos] = label;
 669
 670     if ( !IsAttached() )
 671     {
 672         return;
 673     }
 674
 675     m_menus[pos]->SetTitle( label ) ;
 676     if (wxMenuBar::s_macInstalledMenuBar == this) // are we currently installed ?
 677     {
 678         ::SetMenuBar( GetMenuBar() ) ;
 679         ::InvalMenuBar() ;
 680     }
 681 }
 682
 683 wxString wxMenuBar::GetLabelTop(size_t pos) const
 684 {
 685     wxCHECK_MSG( pos < GetMenuCount(), wxEmptyString,
 686                  wxT("invalid menu index in wxMenuBar::GetLabelTop") );
 687
 688     return m_titles[pos];
 689 }
 690
 691 int wxMenuBar::FindMenu(const wxString& title)
 692 {
 693     wxString menuTitle = wxStripMenuCodes(title);
 694
 695     size_t count = GetMenuCount();
 696     for ( size_t i = 0; i < count; i++ )
 697     {
 698         wxString title = wxStripMenuCodes(m_titles[i]);
 699         if ( menuTitle == title )
 700             return i;
 701     }
 702
 703     return wxNOT_FOUND;
 704
 705 }
 706
 707
 708 // ---------------------------------------------------------------------------
 709 // wxMenuBar construction
 710 // ---------------------------------------------------------------------------
 711
 712 // ---------------------------------------------------------------------------
 713 // wxMenuBar construction
 714 // ---------------------------------------------------------------------------
 715
 716 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 717 {
 718     wxMenu *menuOld = wxMenuBarBase::Replace(pos, menu, title);
 719     if ( !menuOld )
 720         return FALSE;
 721     m_titles[pos] = title;
 722
 723     if ( IsAttached() )
 724     {
 725         if (s_macInstalledMenuBar == this)
 726         {
 727             menuOld->MacAfterDisplay( false ) ;
 728             ::DeleteMenu( menuOld->MacGetMenuId() /* m_menus[pos]->MacGetMenuId() */ ) ;
 729             {
 730                 menu->MacBeforeDisplay( false ) ;
 731                 UMASetMenuTitle( MAC_WXHMENU(menu->GetHMenu()) , title , m_font.GetEncoding() ) ;
 732                 if ( pos == m_menus.GetCount() - 1)
 733                 {
 734                     ::InsertMenu( MAC_WXHMENU(menu->GetHMenu()) , 0 ) ;
 735                 }
 736                 else
 737                 {
 738                     ::InsertMenu( MAC_WXHMENU(menu->GetHMenu()) , m_menus[pos+1]->MacGetMenuId() ) ;
 739                 }
 740             }
 741         }
 742
 743         Refresh();
 744     }
 745
 746     return menuOld;
 747 }
 748
 749 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 750 {
 751     if ( !wxMenuBarBase::Insert(pos, menu, title) )
 752         return FALSE;
 753
 754     m_titles.Insert(title, pos);
 755
 756     UMASetMenuTitle( MAC_WXHMENU(menu->GetHMenu()) , title , m_font.GetEncoding() ) ;
 757
 758     if ( IsAttached() && s_macInstalledMenuBar == this )
 759     {
 760         if (s_macInstalledMenuBar == this)
 761         {
 762             menu->MacBeforeDisplay( false ) ;
 763             if ( pos == (size_t) -1  || pos + 1 == m_menus.GetCount() )
 764             {
 765                 ::InsertMenu( MAC_WXHMENU(menu->GetHMenu()) , 0 ) ;
 766             }
 767             else
 768             {
 769                 ::InsertMenu( MAC_WXHMENU(menu->GetHMenu()) , m_menus[pos+1]->MacGetMenuId() ) ;
 770             }
 771         }
 772         Refresh();
 773     }
 774
 775     return TRUE;
 776 }
 777
 778 wxMenu *wxMenuBar::Remove(size_t pos)
 779 {
 780     wxMenu *menu = wxMenuBarBase::Remove(pos);
 781     if ( !menu )
 782         return NULL;
 783
 784     if ( IsAttached() )
 785     {
 786         if (s_macInstalledMenuBar == this)
 787         {
 788             ::DeleteMenu( menu->MacGetMenuId() /* m_menus[pos]->MacGetMenuId() */ ) ;
 789         }
 790
 791         Refresh();
 792     }
 793
 794     m_titles.RemoveAt(pos);
 795
 796     return menu;
 797 }
 798
 799 bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
 800 {
 801     WXHMENU submenu = menu ? menu->GetHMenu() : 0;
 802     wxCHECK_MSG( submenu, FALSE, wxT("can't append invalid menu to menubar") );
 803
 804     if ( !wxMenuBarBase::Append(menu, title) )
 805         return FALSE;
 806
 807     m_titles.Add(title);
 808
 809     UMASetMenuTitle( MAC_WXHMENU(menu->GetHMenu()) , title , m_font.GetEncoding() ) ;
 810
 811     if ( IsAttached() )
 812     {
 813         if (s_macInstalledMenuBar == this)
 814         {
 815             ::InsertMenu( MAC_WXHMENU(menu->GetHMenu()) , 0 ) ;
 816         }
 817
 818         Refresh();
 819     }
 820
 821    // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
 822     // adding menu later on.
 823     if (m_invokingWindow)
 824         wxMenubarSetInvokingWindow( menu, m_invokingWindow );
 825
 826     return TRUE;
 827 }
 828
 829 static void wxMenubarUnsetInvokingWindow( wxMenu *menu )
 830 {
 831     menu->SetInvokingWindow( (wxWindow*) NULL );
 832
 833     wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
 834     while (node)
 835     {
 836         wxMenuItem *menuitem = node->GetData();
 837         if (menuitem->IsSubMenu())
 838             wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu() );
 839         node = node->GetNext();
 840     }
 841 }
 842
 843 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 844 {
 845     menu->SetInvokingWindow( win );
 846
 847     wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
 848     while (node)
 849     {
 850         wxMenuItem *menuitem = node->GetData();
 851         if (menuitem->IsSubMenu())
 852             wxMenubarSetInvokingWindow( menuitem->GetSubMenu() , win );
 853         node = node->GetNext();
 854     }
 855 }
 856
 857 void wxMenuBar::UnsetInvokingWindow()
 858 {
 859     m_invokingWindow = (wxWindow*) NULL;
 860     wxMenuList::Node *node = m_menus.GetFirst();
 861     while (node)
 862     {
 863         wxMenu *menu = node->GetData();
 864         wxMenubarUnsetInvokingWindow( menu );
 865         node = node->GetNext();
 866     }
 867 }
 868
 869 void wxMenuBar::SetInvokingWindow(wxFrame *frame)
 870 {
 871     m_invokingWindow = frame;
 872     wxMenuList::Node *node = m_menus.GetFirst();
 873     while (node)
 874     {
 875         wxMenu *menu = node->GetData();
 876         wxMenubarSetInvokingWindow( menu, frame );
 877         node = node->GetNext();
 878     }
 879 }
 880
 881 void wxMenuBar::Detach()
 882 {
 883     wxMenuBarBase::Detach() ;
 884 }
 885
 886 void wxMenuBar::Attach(wxFrame *frame)
 887 {
 888     wxMenuBarBase::Attach( frame ) ;
 889 }
 890 // ---------------------------------------------------------------------------
 891 // wxMenuBar searching for menu items
 892 // ---------------------------------------------------------------------------
 893
 894 // Find the itemString in menuString, and return the item id or wxNOT_FOUND
 895 int wxMenuBar::FindMenuItem(const wxString& menuString,
 896                             const wxString& itemString) const
 897 {
 898     wxString menuLabel = wxStripMenuCodes(menuString);
 899     size_t count = GetMenuCount();
 900     for ( size_t i = 0; i < count; i++ )
 901     {
 902         wxString title = wxStripMenuCodes(m_titles[i]);
 903         if ( menuLabel == title )
 904             return m_menus[i]->FindItem(itemString);
 905     }
 906
 907     return wxNOT_FOUND;
 908 }
 909
 910 wxMenuItem *wxMenuBar::FindItem(int id, wxMenu **itemMenu) const
 911 {
 912     if ( itemMenu )
 913         *itemMenu = NULL;
 914
 915     wxMenuItem *item = NULL;
 916     size_t count = GetMenuCount();
 917     for ( size_t i = 0; !item && (i < count); i++ )
 918     {
 919         item = m_menus[i]->FindItem(id, itemMenu);
 920     }
 921
 922     return item;
 923 }
 924
 925