src/mac/carbon/combobxc.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/combobxc.cpp
   3 // Purpose:     wxComboBox class using HIView ComboBox
   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 #include "wx/wxprec.h"
  13
  14 #include "wx/combobox.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/button.h"
  18     #include "wx/menu.h"
  19 #endif
  20
  21 #include "wx/mac/uma.h"
  22 #if TARGET_API_MAC_OSX
  23 #ifndef __HIVIEW__
  24     #include <HIToolbox/HIView.h>
  25 #endif
  26 #endif
  27
  28 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
  29
  30 #if TARGET_API_MAC_OSX
  31 #define USE_HICOMBOBOX 1 //use hi combobox define
  32 #else
  33 #define USE_HICOMBOBOX 0
  34 #endif
  35
  36 static int nextPopUpMenuId = 1000;
  37 MenuHandle NewUniqueMenu()
  38 {
  39   MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" );
  40   nextPopUpMenuId++;
  41   return handle;
  42 }
  43
  44 #if USE_HICOMBOBOX
  45 static const EventTypeSpec eventList[] =
  46 {
  47     { kEventClassTextField , kEventTextAccepted } ,
  48 };
  49
  50 static pascal OSStatus wxMacComboBoxEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
  51 {
  52     OSStatus result = eventNotHandledErr;
  53     wxComboBox* cb = (wxComboBox*) data;
  54
  55     wxMacCarbonEvent cEvent( event );
  56
  57     switch( cEvent.GetClass() )
  58     {
  59         case kEventClassTextField :
  60             switch( cEvent.GetKind() )
  61             {
  62                 case kEventTextAccepted :
  63                     {
  64                         wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, cb->GetId() );
  65                         event.SetInt( cb->GetSelection() );
  66                         event.SetString( cb->GetStringSelection() );
  67                         event.SetEventObject( cb );
  68                         cb->GetEventHandler()->ProcessEvent( event );
  69                     }
  70                     break;
  71                 default :
  72                     break;
  73             }
  74             break;
  75         default :
  76             break;
  77     }
  78
  79
  80     return result;
  81 }
  82
  83 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler )
  84
  85 #endif
  86
  87 // ----------------------------------------------------------------------------
  88 // constants
  89 // ----------------------------------------------------------------------------
  90
  91 // the margin between the text control and the choice
  92 static const wxCoord MARGIN = 2;
  93 #if TARGET_API_MAC_OSX
  94 static const int    POPUPWIDTH = 24;
  95 #else
  96 static const int    POPUPWIDTH = 18;
  97 #endif
  98 static const int    POPUPHEIGHT = 23;
  99
 100 // ----------------------------------------------------------------------------
 101 // wxComboBoxText: text control forwards events to combobox
 102 // ----------------------------------------------------------------------------
 103
 104 class wxComboBoxText : public wxTextCtrl
 105 {
 106 public:
 107     wxComboBoxText( wxComboBox * cb )
 108         : wxTextCtrl( cb , 1 )
 109     {
 110         m_cb = cb;
 111     }
 112
 113 protected:
 114     void OnChar( wxKeyEvent& event )
 115     {
 116         if ( event.GetKeyCode() == WXK_RETURN )
 117         {
 118             wxString value = GetValue();
 119
 120             if ( m_cb->GetCount() == 0 )
 121             {
 122                 // make Enter generate "selected" event if there is only one item
 123                 // in the combobox - without it, it's impossible to select it at
 124                 // all!
 125                 wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 126                 event.SetInt( 0 );
 127                 event.SetString( value );
 128                 event.SetEventObject( m_cb );
 129                 m_cb->GetEventHandler()->ProcessEvent( event );
 130             }
 131             else
 132             {
 133                 // add the item to the list if it's not there yet
 134                 if ( m_cb->FindString(value) == wxNOT_FOUND )
 135                 {
 136                     m_cb->Append(value);
 137                     m_cb->SetStringSelection(value);
 138
 139                     // and generate the selected event for it
 140                     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 141                     event.SetInt( m_cb->GetCount() - 1 );
 142                     event.SetString( value );
 143                     event.SetEventObject( m_cb );
 144                     m_cb->GetEventHandler()->ProcessEvent( event );
 145                 }
 146
 147                 // This will invoke the dialog default action, such
 148                 // as the clicking the default button.
 149
 150                 wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 151                 if ( tlw && tlw->GetDefaultItem() )
 152                 {
 153                     wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
 154                     if ( def && def->IsEnabled() )
 155                     {
 156                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 157                         event.SetEventObject(def);
 158                         def->Command(event);
 159                         return;
 160                     }
 161                 }
 162
 163                 return;
 164             }
 165         }
 166
 167         event.Skip();
 168     }
 169 private:
 170     wxComboBox *m_cb;
 171
 172     DECLARE_EVENT_TABLE()
 173 };
 174
 175 BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
 176     EVT_CHAR( wxComboBoxText::OnChar)
 177 END_EVENT_TABLE()
 178
 179 class wxComboBoxChoice : public wxChoice
 180 {
 181 public:
 182     wxComboBoxChoice(wxComboBox *cb, int style)
 183         : wxChoice( cb , 1 )
 184     {
 185         m_cb = cb;
 186     }
 187
 188 protected:
 189     void OnChoice( wxCommandEvent& e )
 190     {
 191         wxString    s = e.GetString();
 192
 193         m_cb->DelegateChoice( s );
 194         wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 195         event2.SetInt(m_cb->GetSelection());
 196         event2.SetEventObject(m_cb);
 197         event2.SetString(m_cb->GetStringSelection());
 198         m_cb->ProcessCommand(event2);
 199     }
 200     virtual wxSize DoGetBestSize() const
 201     {
 202         wxSize sz = wxChoice::DoGetBestSize();
 203         sz.x = POPUPWIDTH;
 204         return sz;
 205     }
 206
 207 private:
 208     wxComboBox *m_cb;
 209
 210     DECLARE_EVENT_TABLE()
 211 };
 212
 213 BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
 214     EVT_CHOICE(wxID_ANY, wxComboBoxChoice::OnChoice)
 215 END_EVENT_TABLE()
 216
 217 wxComboBox::~wxComboBox()
 218 {
 219     // delete client objects
 220     FreeData();
 221
 222     // delete the controls now, don't leave them alive even though they would
 223     // still be eventually deleted by our parent - but it will be too late, the
 224     // user code expects them to be gone now
 225     if (m_text != NULL) {
 226         delete m_text;
 227         m_text = NULL;
 228     }
 229     if (m_choice != NULL) {
 230         delete m_choice;
 231         m_choice = NULL;
 232     }
 233 }
 234
 235
 236 // ----------------------------------------------------------------------------
 237 // geometry
 238 // ----------------------------------------------------------------------------
 239
 240 wxSize wxComboBox::DoGetBestSize() const
 241 {
 242 #if USE_HICOMBOBOX
 243     return wxControl::DoGetBestSize();
 244 #else
 245     wxSize size = m_choice->GetBestSize();
 246
 247     if ( m_text != NULL )
 248     {
 249         wxSize  sizeText = m_text->GetBestSize();
 250
 251         size.x = POPUPWIDTH + sizeText.x + MARGIN;
 252     }
 253
 254     return size;
 255 #endif
 256 }
 257
 258 void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
 259 #if USE_HICOMBOBOX
 260     wxControl::DoMoveWindow(x, y, width, height);
 261 #else
 262     height = POPUPHEIGHT;
 263
 264     wxControl::DoMoveWindow(x, y, width, height);
 265
 266     if ( m_text == NULL )
 267     {
 268         // we might not be fully constructed yet, therefore watch out...
 269         if ( m_choice )
 270             m_choice->SetSize(0, 0 , width, wxDefaultCoord);
 271     }
 272     else
 273     {
 274         wxCoord wText = width - POPUPWIDTH - MARGIN;
 275         m_text->SetSize(0, 0, wText, height);
 276         m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, wxDefaultCoord);
 277     }
 278 #endif
 279 }
 280
 281
 282
 283 // ----------------------------------------------------------------------------
 284 // operations forwarded to the subcontrols
 285 // ----------------------------------------------------------------------------
 286
 287 bool wxComboBox::Enable(bool enable)
 288 {
 289     if ( !wxControl::Enable(enable) )
 290         return false;
 291
 292     return true;
 293 }
 294
 295 bool wxComboBox::Show(bool show)
 296 {
 297     if ( !wxControl::Show(show) )
 298         return false;
 299
 300     return true;
 301 }
 302
 303 void wxComboBox::SetFocus()
 304 {
 305 #if USE_HICOMBOBOX
 306     wxControl::SetFocus();
 307 #else
 308     if ( m_text != NULL) {
 309         m_text->SetFocus();
 310     }
 311 #endif
 312 }
 313
 314
 315 void wxComboBox::DelegateTextChanged( const wxString& value )
 316 {
 317     SetStringSelection( value );
 318 }
 319
 320
 321 void wxComboBox::DelegateChoice( const wxString& value )
 322 {
 323     SetStringSelection( value );
 324 }
 325
 326
 327 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
 328            const wxString& value,
 329            const wxPoint& pos,
 330            const wxSize& size,
 331            const wxArrayString& choices,
 332            long style,
 333            const wxValidator& validator,
 334            const wxString& name)
 335 {
 336     wxCArrayString chs( choices );
 337
 338     return Create( parent, id, value, pos, size, chs.GetCount(),
 339                    chs.GetStrings(), style, validator, name );
 340 }
 341
 342
 343 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
 344            const wxString& value,
 345            const wxPoint& pos,
 346            const wxSize& size,
 347            int n, const wxString choices[],
 348            long style,
 349            const wxValidator& validator,
 350            const wxString& name)
 351 {
 352     m_text = NULL;
 353     m_choice = NULL;
 354 #if USE_HICOMBOBOX
 355     m_macIsUserPane = false;
 356 #endif
 357     if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
 358                             wxDefaultValidator, name) )
 359     {
 360         return false;
 361     }
 362 #if USE_HICOMBOBOX
 363     Rect bounds = wxMacGetBoundsForControl( this , pos , size );
 364     HIRect hiRect;
 365
 366     hiRect.origin.x = 20; //bounds.left;
 367     hiRect.origin.y = 25; //bounds.top;
 368     hiRect.size.width = 120;// bounds.right - bounds.left;
 369     hiRect.size.height = 24;
 370
 371     //For some reason, this code causes the combo box not to be displayed at all.
 372     //hiRect.origin.x = bounds.left;
 373     //hiRect.origin.y = bounds.top;
 374     //hiRect.size.width = bounds.right - bounds.left;
 375     //hiRect.size.height = bounds.bottom - bounds.top;
 376     //printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
 377     //printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
 378     m_peer = new wxMacControl(this);
 379     verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, m_peer->GetControlRefAddr() ) );
 380
 381
 382     m_peer->SetMinimum( 0 );
 383     m_peer->SetMaximum( 100);
 384     if ( n > 0 )
 385         m_peer->SetValue( 1 );
 386
 387     MacPostControlCreate(pos,size);
 388
 389     for ( int i = 0; i < n; i++ )
 390     {
 391         DoAppend( choices[ i ] );
 392     }
 393
 394     HIViewSetVisible( m_peer->GetControlRef(), true );
 395     SetSelection(0);
 396     EventHandlerRef comboEventHandler;
 397     InstallControlEventHandler( m_peer->GetControlRef(), GetwxMacComboBoxEventHandlerUPP(),
 398         GetEventTypeCount(eventList), eventList, this,
 399         (EventHandlerRef *)&comboEventHandler);
 400 #else
 401     m_choice = new wxComboBoxChoice(this, style );
 402     m_choice->SetMinSize( wxSize( POPUPWIDTH , POPUPHEIGHT ) );
 403
 404     wxSize csize = size;
 405     if ( style & wxCB_READONLY )
 406     {
 407         m_text = NULL;
 408     }
 409     else
 410     {
 411         m_text = new wxComboBoxText(this);
 412         if ( size.y == wxDefaultCoord ) {
 413           csize.y = m_text->GetSize().y;
 414         }
 415     }
 416
 417     DoSetSize(pos.x, pos.y, csize.x, csize.y);
 418
 419     for ( int i = 0; i < n; i++ )
 420     {
 421         m_choice->DoAppend( choices[ i ] );
 422     }
 423     SetBestSize(csize);   // Needed because it is a wxControlWithItems
 424 #endif
 425
 426     return true;
 427 }
 428
 429 wxString wxComboBox::GetValue() const
 430 {
 431 #if USE_HICOMBOBOX
 432     CFStringRef myString;
 433     HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)GetSelection(), &myString );
 434     return wxMacCFStringHolder( myString, m_font.GetEncoding() ).AsString();
 435 #else
 436     wxString        result;
 437
 438     if ( m_text == NULL )
 439     {
 440         result = m_choice->GetString( m_choice->GetSelection() );
 441     }
 442     else
 443     {
 444         result = m_text->GetValue();
 445     }
 446
 447     return result;
 448 #endif
 449 }
 450
 451 void wxComboBox::SetValue(const wxString& value)
 452 {
 453 #if USE_HICOMBOBOX
 454
 455 #else
 456     int s = FindString (value);
 457     if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
 458     {
 459         m_choice->Append(value);
 460     }
 461     SetStringSelection( value );
 462 #endif
 463 }
 464
 465 // Clipboard operations
 466 void wxComboBox::Copy()
 467 {
 468     if ( m_text != NULL )
 469     {
 470         m_text->Copy();
 471     }
 472 }
 473
 474 void wxComboBox::Cut()
 475 {
 476     if ( m_text != NULL )
 477     {
 478         m_text->Cut();
 479     }
 480 }
 481
 482 void wxComboBox::Paste()
 483 {
 484     if ( m_text != NULL )
 485     {
 486         m_text->Paste();
 487     }
 488 }
 489
 490 void wxComboBox::SetEditable(bool editable)
 491 {
 492     if ( ( m_text == NULL ) && editable )
 493     {
 494         m_text = new wxComboBoxText( this );
 495     }
 496     else if ( ( m_text != NULL ) && !editable )
 497     {
 498         delete m_text;
 499         m_text = NULL;
 500     }
 501
 502     int currentX, currentY;
 503     GetPosition( &currentX, &currentY );
 504
 505     int currentW, currentH;
 506     GetSize( &currentW, &currentH );
 507
 508     DoMoveWindow( currentX, currentY, currentW, currentH );
 509 }
 510
 511 void wxComboBox::SetInsertionPoint(long pos)
 512 {
 513     // TODO
 514 }
 515
 516 void wxComboBox::SetInsertionPointEnd()
 517 {
 518     // TODO
 519 }
 520
 521 long wxComboBox::GetInsertionPoint() const
 522 {
 523     // TODO
 524     return 0;
 525 }
 526
 527 wxTextPos wxComboBox::GetLastPosition() const
 528 {
 529     // TODO
 530     return 0;
 531 }
 532
 533 void wxComboBox::Replace(long from, long to, const wxString& value)
 534 {
 535     // TODO
 536 }
 537
 538 void wxComboBox::Remove(long from, long to)
 539 {
 540     // TODO
 541 }
 542
 543 void wxComboBox::SetSelection(long from, long to)
 544 {
 545     // TODO
 546 }
 547
 548 int wxComboBox::DoAppend(const wxString& item)
 549 {
 550 #if USE_HICOMBOBOX
 551     CFIndex outIndex;
 552     HIComboBoxAppendTextItem( m_peer->GetControlRef(), wxMacCFStringHolder( item, m_font.GetEncoding() ), &outIndex );
 553     //SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
 554     return (int) outIndex;
 555 #else
 556     return m_choice->DoAppend( item );
 557 #endif
 558 }
 559
 560 int wxComboBox::DoInsert(const wxString& item, unsigned int pos)
 561 {
 562 #if USE_HICOMBOBOX
 563     HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)pos, wxMacCFStringHolder(item, m_font.GetEncoding()) );
 564
 565     //SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
 566
 567     return pos;
 568 #else
 569     return m_choice->DoInsert( item , pos );
 570 #endif
 571 }
 572
 573 void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
 574 {
 575 #if USE_HICOMBOBOX
 576     return; //TODO
 577 #else
 578     return m_choice->DoSetItemClientData( n , clientData );
 579 #endif
 580 }
 581
 582 void* wxComboBox::DoGetItemClientData(unsigned int n) const
 583 {
 584 #if USE_HICOMBOBOX
 585     return NULL; //TODO
 586 #else
 587     return m_choice->DoGetItemClientData( n );
 588 #endif
 589 }
 590
 591 void wxComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
 592 {
 593 #if USE_HICOMBOBOX
 594     return; //TODO
 595 #else
 596     return m_choice->DoSetItemClientObject( n , clientData );
 597 #endif
 598 }
 599
 600 wxClientData* wxComboBox::DoGetItemClientObject(unsigned int n) const
 601 {
 602 #if USE_HICOMBOBOX
 603     return NULL;
 604 #else
 605     return m_choice->DoGetItemClientObject( n );
 606 #endif
 607 }
 608
 609 void wxComboBox::FreeData()
 610 {
 611     if (HasClientObjectData())
 612     {
 613         unsigned int count = GetCount();
 614         for ( unsigned int n = 0; n < count; n++ )
 615         {
 616             SetClientObject( n, NULL );
 617         }
 618     }
 619 }
 620
 621 unsigned int wxComboBox::GetCount() const {
 622 #if USE_HICOMBOBOX
 623     return (unsigned int) HIComboBoxGetItemCount( m_peer->GetControlRef() );
 624 #else
 625     return m_choice->GetCount();
 626 #endif
 627 }
 628
 629 void wxComboBox::Delete(unsigned int n)
 630 {
 631 #if USE_HICOMBOBOX
 632     HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex)n );
 633 #else
 634     // force client object deletion
 635     if( HasClientObjectData() )
 636         SetClientObject( n, NULL );
 637     m_choice->Delete( n );
 638 #endif
 639 }
 640
 641 void wxComboBox::Clear()
 642 {
 643     FreeData();
 644 #if USE_HICOMBOBOX
 645     for ( CFIndex i = GetCount() - 1; i >= 0; ++ i )
 646         verify_noerr( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), i ) );
 647     m_peer->SetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag,CFSTR(""));
 648 #else
 649     m_choice->Clear();
 650 #endif
 651 }
 652
 653 int wxComboBox::GetSelection() const
 654 {
 655 #if USE_HICOMBOBOX
 656     return FindString( GetStringSelection() );
 657 #else
 658     return m_choice->GetSelection();
 659 #endif
 660 }
 661
 662 void wxComboBox::SetSelection(int n)
 663 {
 664 #if USE_HICOMBOBOX
 665     SetControl32BitValue( m_peer->GetControlRef() , n + 1 );
 666 #else
 667     m_choice->SetSelection( n );
 668
 669     if ( m_text != NULL )
 670     {
 671         m_text->SetValue(GetString(n));
 672     }
 673 #endif
 674 }
 675
 676 int wxComboBox::FindString(const wxString& s, bool bCase) const
 677 {
 678 #if USE_HICOMBOBOX
 679     for( unsigned int i = 0 ; i < GetCount() ; i++ )
 680     {
 681         if (GetString(i).IsSameAs(s, bCase) )
 682             return i ;
 683     }
 684     return wxNOT_FOUND;
 685 #else
 686     return m_choice->FindString( s, bCase );
 687 #endif
 688 }
 689
 690 wxString wxComboBox::GetString(unsigned int n) const
 691 {
 692 #if USE_HICOMBOBOX
 693     CFStringRef itemText;
 694     HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)n, &itemText );
 695     return wxMacCFStringHolder(itemText).AsString();
 696 #else
 697     return m_choice->GetString( n );
 698 #endif
 699 }
 700
 701 wxString wxComboBox::GetStringSelection() const
 702 {
 703 #if USE_HICOMBOBOX
 704     return wxMacCFStringHolder(m_peer->GetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag)).AsString();
 705 #else
 706     int sel = GetSelection ();
 707     if (sel != wxNOT_FOUND)
 708         return wxString(this->GetString((unsigned int)sel));
 709     else
 710         return wxEmptyString;
 711 #endif
 712 }
 713
 714 void wxComboBox::SetString(unsigned int n, const wxString& s)
 715 {
 716 #if USE_HICOMBOBOX
 717     verify_noerr ( HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex) n,
 718         wxMacCFStringHolder(s, m_font.GetEncoding()) ) );
 719     verify_noerr ( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex) n + 1 ) );
 720 #else
 721     m_choice->SetString( n , s );
 722 #endif
 723 }
 724
 725 bool wxComboBox::IsEditable() const
 726 {
 727 #if USE_HICOMBOBOX
 728     // TODO
 729     return !HasFlag(wxCB_READONLY);
 730 #else
 731     return m_text != NULL && !HasFlag(wxCB_READONLY);
 732 #endif
 733 }
 734
 735 void wxComboBox::Undo()
 736 {
 737 #if USE_HICOMBOBOX
 738     // TODO
 739 #else
 740     if (m_text != NULL)
 741         m_text->Undo();
 742 #endif
 743 }
 744
 745 void wxComboBox::Redo()
 746 {
 747 #if USE_HICOMBOBOX
 748     // TODO
 749 #else
 750     if (m_text != NULL)
 751         m_text->Redo();
 752 #endif
 753 }
 754
 755 void wxComboBox::SelectAll()
 756 {
 757 #if USE_HICOMBOBOX
 758     // TODO
 759 #else
 760     if (m_text != NULL)
 761         m_text->SelectAll();
 762 #endif
 763 }
 764
 765 bool wxComboBox::CanCopy() const
 766 {
 767 #if USE_HICOMBOBOX
 768     // TODO
 769     return false;
 770 #else
 771     if (m_text != NULL)
 772         return m_text->CanCopy();
 773     else
 774         return false;
 775 #endif
 776 }
 777
 778 bool wxComboBox::CanCut() const
 779 {
 780 #if USE_HICOMBOBOX
 781     // TODO
 782     return false;
 783 #else
 784     if (m_text != NULL)
 785         return m_text->CanCut();
 786     else
 787         return false;
 788 #endif
 789 }
 790
 791 bool wxComboBox::CanPaste() const
 792 {
 793 #if USE_HICOMBOBOX
 794     // TODO
 795     return false;
 796 #else
 797     if (m_text != NULL)
 798         return m_text->CanPaste();
 799     else
 800         return false;
 801 #endif
 802 }
 803
 804 bool wxComboBox::CanUndo() const
 805 {
 806 #if USE_HICOMBOBOX
 807     // TODO
 808     return false;
 809 #else
 810     if (m_text != NULL)
 811         return m_text->CanUndo();
 812     else
 813         return false;
 814 #endif
 815 }
 816
 817 bool wxComboBox::CanRedo() const
 818 {
 819 #if USE_HICOMBOBOX
 820     // TODO
 821     return false;
 822 #else
 823     if (m_text != NULL)
 824         return m_text->CanRedo();
 825     else
 826         return false;
 827 #endif
 828 }
 829
 830 wxInt32 wxComboBox::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
 831 {
 832     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
 833     event.SetInt(GetSelection());
 834     event.SetEventObject(this);
 835     event.SetString(GetStringSelection());
 836     ProcessCommand(event);
 837     return noErr;
 838 }