src/mac/carbon/combobxc.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        combobox.cpp
   3 // Purpose:     wxComboBox class
   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 #include "wx/button.h"
  16 #include "wx/menu.h"
  17 #include "wx/mac/uma.h"
  18 #if TARGET_API_MAC_OSX
  19 #ifndef __HIVIEW__
  20     #include <HIToolbox/HIView.h>
  21 #endif
  22 #endif
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
  25
  26 // composite combobox implementation by Dan "Bud" Keith bud@otsys.com
  27
  28 #if TARGET_API_MAC_OSX
  29 #define USE_HICOMBOBOX 1 //use hi combobox define
  30 #else
  31 #define USE_HICOMBOBOX 0
  32 #endif
  33
  34 static int nextPopUpMenuId = 1000 ;
  35 MenuHandle NewUniqueMenu()
  36 {
  37   MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" ) ;
  38   nextPopUpMenuId++ ;
  39   return handle ;
  40 }
  41
  42 #if USE_HICOMBOBOX
  43 static const EventTypeSpec eventList[] =
  44 {
  45     { kEventClassTextField , kEventTextAccepted } ,
  46 } ;
  47
  48 static pascal OSStatus wxMacComboBoxEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
  49 {
  50     OSStatus result = eventNotHandledErr ;
  51     wxComboBox* cb = (wxComboBox*) data ;
  52
  53     wxMacCarbonEvent cEvent( event ) ;
  54
  55     switch( cEvent.GetClass() )
  56     {
  57         case kEventClassTextField :
  58             switch( cEvent.GetKind() )
  59             {
  60                 case kEventTextAccepted :
  61                     {
  62                         wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, cb->GetId() );
  63                         event.SetInt( cb->GetSelection() );
  64                         event.SetString( cb->GetStringSelection() );
  65                         event.SetEventObject( cb );
  66                         cb->GetEventHandler()->ProcessEvent( event );
  67                     }
  68                     break ;
  69                 default :
  70                     break ;
  71             }
  72             break ;
  73         default :
  74             break ;
  75     }
  76
  77
  78     return result ;
  79 }
  80
  81 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler )
  82
  83 #endif
  84
  85 // ----------------------------------------------------------------------------
  86 // constants
  87 // ----------------------------------------------------------------------------
  88
  89 // the margin between the text control and the choice
  90 static const wxCoord MARGIN = 2;
  91 #if TARGET_API_MAC_OSX
  92 static const int    POPUPWIDTH = 24;
  93 #else
  94 static const int    POPUPWIDTH = 18;
  95 #endif
  96 static const int    POPUPHEIGHT = 23;
  97
  98 // ----------------------------------------------------------------------------
  99 // wxComboBoxText: text control forwards events to combobox
 100 // ----------------------------------------------------------------------------
 101
 102 class wxComboBoxText : public wxTextCtrl
 103 {
 104 public:
 105     wxComboBoxText( wxComboBox * cb )
 106         : wxTextCtrl( cb , 1 )
 107     {
 108         m_cb = cb;
 109     }
 110
 111 protected:
 112     void OnChar( wxKeyEvent& event )
 113     {
 114         if ( event.GetKeyCode() == WXK_RETURN )
 115         {
 116             wxString value = GetValue();
 117
 118             if ( m_cb->GetCount() == 0 )
 119             {
 120                 // make Enter generate "selected" event if there is only one item
 121                 // in the combobox - without it, it's impossible to select it at
 122                 // all!
 123                 wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 124                 event.SetInt( 0 );
 125                 event.SetString( value );
 126                 event.SetEventObject( m_cb );
 127                 m_cb->GetEventHandler()->ProcessEvent( event );
 128             }
 129             else
 130             {
 131                 // add the item to the list if it's not there yet
 132                 if ( m_cb->FindString(value) == wxNOT_FOUND )
 133                 {
 134                     m_cb->Append(value);
 135                     m_cb->SetStringSelection(value);
 136
 137                     // and generate the selected event for it
 138                     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 139                     event.SetInt( m_cb->GetCount() - 1 );
 140                     event.SetString( value );
 141                     event.SetEventObject( m_cb );
 142                     m_cb->GetEventHandler()->ProcessEvent( event );
 143                 }
 144
 145                 // This will invoke the dialog default action, such
 146                 // as the clicking the default button.
 147
 148                 wxWindow *parent = GetParent();
 149                 while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
 150                     parent = parent->GetParent() ;
 151                 }
 152                 if ( parent && parent->GetDefaultItem() )
 153                 {
 154                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
 155                                                           wxButton);
 156                     if ( def && def->IsEnabled() )
 157                     {
 158                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 159                         event.SetEventObject(def);
 160                         def->Command(event);
 161                         return ;
 162                     }
 163                 }
 164
 165                 return;
 166             }
 167         }
 168
 169         event.Skip();
 170     }
 171 private:
 172     wxComboBox *m_cb;
 173
 174     DECLARE_EVENT_TABLE()
 175 };
 176
 177 BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
 178     EVT_CHAR( wxComboBoxText::OnChar)
 179 END_EVENT_TABLE()
 180
 181 class wxComboBoxChoice : public wxChoice
 182 {
 183 public:
 184     wxComboBoxChoice(wxComboBox *cb, int style)
 185         : wxChoice( cb , 1 )
 186     {
 187         m_cb = cb;
 188     }
 189
 190 protected:
 191     void OnChoice( wxCommandEvent& e )
 192     {
 193         wxString    s = e.GetString();
 194
 195         m_cb->DelegateChoice( s );
 196         wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
 197         event2.SetInt(m_cb->GetSelection());
 198         event2.SetEventObject(m_cb);
 199         event2.SetString(m_cb->GetStringSelection());
 200         m_cb->ProcessCommand(event2);
 201     }
 202     virtual wxSize DoGetBestSize() const
 203     {
 204         wxSize sz = wxChoice::DoGetBestSize() ;
 205         sz.x = POPUPWIDTH ;
 206         return sz ;
 207     }
 208
 209 private:
 210     wxComboBox *m_cb;
 211
 212     DECLARE_EVENT_TABLE()
 213 };
 214
 215 BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
 216     EVT_CHOICE(wxID_ANY, wxComboBoxChoice::OnChoice)
 217 END_EVENT_TABLE()
 218
 219 wxComboBox::~wxComboBox()
 220 {
 221     // delete client objects
 222     FreeData();
 223
 224     // delete the controls now, don't leave them alive even though they would
 225     // still be eventually deleted by our parent - but it will be too late, the
 226     // user code expects them to be gone now
 227     if (m_text != NULL) {
 228         delete m_text;
 229         m_text = NULL;
 230     }
 231     if (m_choice != NULL) {
 232         delete m_choice;
 233         m_choice = NULL;
 234     }
 235 }
 236
 237
 238 // ----------------------------------------------------------------------------
 239 // geometry
 240 // ----------------------------------------------------------------------------
 241
 242 wxSize wxComboBox::DoGetBestSize() const
 243 {
 244 #if USE_HICOMBOBOX
 245     return wxControl::DoGetBestSize();
 246 #else
 247     wxSize size = m_choice->GetBestSize();
 248
 249     if ( m_text != NULL )
 250     {
 251         wxSize  sizeText = m_text->GetBestSize();
 252
 253         size.x = POPUPWIDTH + sizeText.x + MARGIN;
 254     }
 255
 256     return size;
 257 #endif
 258 }
 259
 260 void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
 261 #if USE_HICOMBOBOX
 262     wxControl::DoMoveWindow(x, y, width, height);
 263 #else
 264     height = POPUPHEIGHT;
 265
 266     wxControl::DoMoveWindow(x, y, width, height);
 267
 268     if ( m_text == NULL )
 269     {
 270         // we might not be fully constructed yet, therefore watch out...
 271         if ( m_choice )
 272             m_choice->SetSize(0, 0 , width, wxDefaultCoord);
 273     }
 274     else
 275     {
 276         wxCoord wText = width - POPUPWIDTH - MARGIN;
 277         m_text->SetSize(0, 0, wText, height);
 278         m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, wxDefaultCoord);
 279     }
 280 #endif
 281 }
 282
 283
 284
 285 // ----------------------------------------------------------------------------
 286 // operations forwarded to the subcontrols
 287 // ----------------------------------------------------------------------------
 288
 289 bool wxComboBox::Enable(bool enable)
 290 {
 291     if ( !wxControl::Enable(enable) )
 292         return false;
 293
 294     return true;
 295 }
 296
 297 bool wxComboBox::Show(bool show)
 298 {
 299     if ( !wxControl::Show(show) )
 300         return false;
 301
 302     return true;
 303 }
 304
 305 void wxComboBox::SetFocus()
 306 {
 307 #if USE_HICOMBOBOX
 308     wxControl::SetFocus();
 309 #else
 310     if ( m_text != NULL) {
 311         m_text->SetFocus();
 312     }
 313 #endif
 314 }
 315
 316
 317 void wxComboBox::DelegateTextChanged( const wxString& value )
 318 {
 319     SetStringSelection( value );
 320 }
 321
 322
 323 void wxComboBox::DelegateChoice( const wxString& value )
 324 {
 325     SetStringSelection( value );
 326 }
 327
 328
 329 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
 330            const wxString& value,
 331            const wxPoint& pos,
 332            const wxSize& size,
 333            const wxArrayString& choices,
 334            long style,
 335            const wxValidator& validator,
 336            const wxString& name)
 337 {
 338     wxCArrayString chs( choices );
 339
 340     return Create( parent, id, value, pos, size, chs.GetCount(),
 341                    chs.GetStrings(), style, validator, name );
 342 }
 343
 344
 345 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
 346            const wxString& value,
 347            const wxPoint& pos,
 348            const wxSize& size,
 349            int n, const wxString choices[],
 350            long style,
 351            const wxValidator& validator,
 352            const wxString& name)
 353 {
 354     m_text = NULL;
 355     m_choice = NULL;
 356 #if USE_HICOMBOBOX
 357     m_macIsUserPane = false ;
 358 #endif
 359     if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
 360                             wxDefaultValidator, name) )
 361     {
 362         return false;
 363     }
 364 #if USE_HICOMBOBOX
 365     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
 366     HIRect hiRect;
 367
 368     hiRect.origin.x = 20; //bounds.left;
 369     hiRect.origin.y = 25; //bounds.top;
 370     hiRect.size.width = 120;// bounds.right - bounds.left;
 371     hiRect.size.height = 24;
 372
 373     //For some reason, this code causes the combo box not to be displayed at all.
 374     //hiRect.origin.x = bounds.left;
 375     //hiRect.origin.y = bounds.top;
 376     //hiRect.size.width = bounds.right - bounds.left;
 377     //hiRect.size.height = bounds.bottom - bounds.top;
 378     //printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
 379     //printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
 380     m_peer = new wxMacControl(this) ;
 381     verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, *m_peer ) );
 382
 383
 384     SetControl32BitMinimum( *m_peer , 0 ) ;
 385     SetControl32BitMaximum( *m_peer , 100) ;
 386     if ( n > 0 )
 387         SetControl32BitValue( *m_peer , 1 ) ;
 388
 389     MacPostControlCreate(pos,size) ;
 390
 391     for ( int i = 0 ; i < n ; i++ )
 392     {
 393         DoAppend( choices[ i ] );
 394     }
 395
 396     HIViewSetVisible( *m_peer, true );
 397     SetSelection(0);
 398     EventHandlerRef comboEventHandler ;
 399     InstallControlEventHandler( *m_peer, GetwxMacComboBoxEventHandlerUPP(),
 400         GetEventTypeCount(eventList), eventList, this,
 401         (EventHandlerRef *)&comboEventHandler);
 402 #else
 403     m_choice = new wxComboBoxChoice(this, style );
 404
 405     m_choice = new wxComboBoxChoice(this, style );
 406     m_choice->SetSizeHints( wxSize( POPUPWIDTH , POPUPHEIGHT ) ) ;
 407
 408     wxSize csize = size;
 409     if ( style & wxCB_READONLY )
 410     {
 411         m_text = NULL;
 412     }
 413     else
 414     {
 415         m_text = new wxComboBoxText(this);
 416         if ( size.y == wxDefaultCoord ) {
 417           csize.y = m_text->GetSize().y ;
 418         }
 419     }
 420
 421     DoSetSize(pos.x, pos.y, csize.x, csize.y);
 422
 423     for ( int i = 0 ; i < n ; i++ )
 424     {
 425         m_choice->DoAppend( choices[ i ] );
 426     }
 427     SetBestSize(csize);   // Needed because it is a wxControlWithItems
 428 #endif
 429
 430     return true;
 431 }
 432
 433 wxString wxComboBox::GetValue() const
 434 {
 435 #if USE_HICOMBOBOX
 436     CFStringRef myString;
 437     HIComboBoxCopyTextItemAtIndex( *m_peer, (CFIndex)GetSelection(), &myString );
 438     return wxMacCFStringHolder( myString, m_font.GetEncoding() ).AsString();
 439 #else
 440     wxString        result;
 441
 442     if ( m_text == NULL )
 443     {
 444         result = m_choice->GetString( m_choice->GetSelection() );
 445     }
 446     else
 447     {
 448         result = m_text->GetValue();
 449     }
 450
 451     return result;
 452 #endif
 453 }
 454
 455 void wxComboBox::SetValue(const wxString& value)
 456 {
 457 #if USE_HICOMBOBOX
 458
 459 #else
 460     int s = FindString (value);
 461     if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
 462     {
 463         m_choice->Append(value) ;
 464     }
 465     SetStringSelection( value ) ;
 466 #endif
 467 }
 468
 469 // Clipboard operations
 470 void wxComboBox::Copy()
 471 {
 472     if ( m_text != NULL )
 473     {
 474         m_text->Copy();
 475     }
 476 }
 477
 478 void wxComboBox::Cut()
 479 {
 480     if ( m_text != NULL )
 481     {
 482         m_text->Cut();
 483     }
 484 }
 485
 486 void wxComboBox::Paste()
 487 {
 488     if ( m_text != NULL )
 489     {
 490         m_text->Paste();
 491     }
 492 }
 493
 494 void wxComboBox::SetEditable(bool editable)
 495 {
 496     if ( ( m_text == NULL ) && editable )
 497     {
 498         m_text = new wxComboBoxText( this );
 499     }
 500     else if ( ( m_text != NULL ) && !editable )
 501     {
 502         delete m_text;
 503         m_text = NULL;
 504     }
 505
 506     int currentX, currentY;
 507     GetPosition( &currentX, &currentY );
 508
 509     int currentW, currentH;
 510     GetSize( &currentW, &currentH );
 511
 512     DoMoveWindow( currentX, currentY, currentW, currentH );
 513 }
 514
 515 void wxComboBox::SetInsertionPoint(long pos)
 516 {
 517     // TODO
 518 }
 519
 520 void wxComboBox::SetInsertionPointEnd()
 521 {
 522     // TODO
 523 }
 524
 525 long wxComboBox::GetInsertionPoint() const
 526 {
 527     // TODO
 528     return 0;
 529 }
 530
 531 wxTextPos wxComboBox::GetLastPosition() const
 532 {
 533     // TODO
 534     return 0;
 535 }
 536
 537 void wxComboBox::Replace(long from, long to, const wxString& value)
 538 {
 539     // TODO
 540 }
 541
 542 void wxComboBox::Remove(long from, long to)
 543 {
 544     // TODO
 545 }
 546
 547 void wxComboBox::SetSelection(long from, long to)
 548 {
 549     // TODO
 550 }
 551
 552 int wxComboBox::DoAppend(const wxString& item)
 553 {
 554 #if USE_HICOMBOBOX
 555     CFIndex outIndex;
 556     HIComboBoxAppendTextItem( *m_peer, wxMacCFStringHolder( item, m_font.GetEncoding() ), &outIndex );
 557     //SetControl32BitMaximum( *m_peer, GetCount() );
 558     return (int) outIndex;
 559 #else
 560     return m_choice->DoAppend( item ) ;
 561 #endif
 562 }
 563
 564 int wxComboBox::DoInsert(const wxString& item, int pos)
 565 {
 566 #if USE_HICOMBOBOX
 567     HIComboBoxInsertTextItemAtIndex( *m_peer, (CFIndex)pos, wxMacCFStringHolder(item, m_font.GetEncoding()) );
 568
 569     //SetControl32BitMaximum( *m_peer, GetCount() );
 570
 571     return pos;
 572 #else
 573     return m_choice->DoInsert( item , pos ) ;
 574 #endif
 575 }
 576
 577 void wxComboBox::DoSetItemClientData(int n, void* clientData)
 578 {
 579 #if USE_HICOMBOBOX
 580     return; //TODO
 581 #else
 582     return m_choice->DoSetItemClientData( n , clientData ) ;
 583 #endif
 584 }
 585
 586 void* wxComboBox::DoGetItemClientData(int n) const
 587 {
 588 #if USE_HICOMBOBOX
 589     return NULL; //TODO
 590 #else
 591     return m_choice->DoGetItemClientData( n ) ;
 592 #endif
 593 }
 594
 595 void wxComboBox::DoSetItemClientObject(int n, wxClientData* clientData)
 596 {
 597 #if USE_HICOMBOBOX
 598     return; //TODO
 599 #else
 600     return m_choice->DoSetItemClientObject( n , clientData ) ;
 601 #endif
 602 }
 603
 604 wxClientData* wxComboBox::DoGetItemClientObject(int n) const
 605 {
 606 #if USE_HICOMBOBOX
 607     return NULL;
 608 #else
 609     return m_choice->DoGetItemClientObject( n ) ;
 610 #endif
 611 }
 612
 613 void wxComboBox::FreeData()
 614 {
 615     if ( HasClientObjectData() )
 616     {
 617         size_t count = GetCount();
 618         for ( size_t n = 0; n < count; n++ )
 619         {
 620             SetClientObject( n, NULL );
 621         }
 622     }
 623 }
 624
 625 int wxComboBox::GetCount() const {
 626 #if USE_HICOMBOBOX
 627     return (int) HIComboBoxGetItemCount( *m_peer );
 628 #else
 629     return m_choice->GetCount() ;
 630 #endif
 631 }
 632
 633 void wxComboBox::Delete(int n)
 634 {
 635 #if USE_HICOMBOBOX
 636     HIComboBoxRemoveItemAtIndex( *m_peer, (CFIndex)n );
 637 #else
 638     // force client object deletion
 639     if( HasClientObjectData() )
 640         SetClientObject( n, NULL );
 641     m_choice->Delete( n );
 642 #endif
 643 }
 644
 645 void wxComboBox::Clear()
 646 {
 647     FreeData();
 648 #if USE_HICOMBOBOX
 649     for ( CFIndex i = GetCount() - 1 ; i >= 0 ; ++ i )
 650         verify_noerr( HIComboBoxRemoveItemAtIndex( *m_peer, i ) );
 651     m_peer->SetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag,CFSTR(""));
 652 #else
 653     m_choice->Clear();
 654 #endif
 655 }
 656
 657 int wxComboBox::GetSelection() const
 658 {
 659 #if USE_HICOMBOBOX
 660     return FindString( GetStringSelection() ) ;
 661 #else
 662     return m_choice->GetSelection();
 663 #endif
 664 }
 665
 666 void wxComboBox::SetSelection(int n)
 667 {
 668 #if USE_HICOMBOBOX
 669     SetControl32BitValue( *m_peer , n + 1 ) ;
 670 #else
 671     m_choice->SetSelection( n );
 672
 673     if ( m_text != NULL )
 674     {
 675         m_text->SetValue( GetString( n ) );
 676     }
 677 #endif
 678 }
 679
 680 int wxComboBox::FindString(const wxString& s) const
 681 {
 682 #if USE_HICOMBOBOX
 683     for( int i = 0 ; i < GetCount() ; i++ )
 684     {
 685         if ( GetString( i ).IsSameAs(s, false) )
 686             return i ;
 687     }
 688     return wxNOT_FOUND ;
 689 #else
 690     return m_choice->FindString( s );
 691 #endif
 692 }
 693
 694 wxString wxComboBox::GetString(int n) const
 695 {
 696 #if USE_HICOMBOBOX
 697     CFStringRef itemText;
 698     HIComboBoxCopyTextItemAtIndex( *m_peer, (CFIndex)n, &itemText );
 699     return wxMacCFStringHolder(itemText).AsString();
 700 #else
 701     return m_choice->GetString( n );
 702 #endif
 703 }
 704
 705 wxString wxComboBox::GetStringSelection() const
 706 {
 707 #if USE_HICOMBOBOX
 708     return wxMacCFStringHolder(m_peer->GetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag)).AsString() ;
 709 #else
 710     int sel = GetSelection ();
 711     if (sel > -1)
 712         return wxString(this->GetString (sel));
 713     else
 714         return wxEmptyString;
 715 #endif
 716 }
 717
 718 void wxComboBox::SetString(int n, const wxString& s)
 719 {
 720 #if USE_HICOMBOBOX
 721     verify_noerr ( HIComboBoxInsertTextItemAtIndex( *m_peer, (CFIndex) n,
 722         wxMacCFStringHolder(s, m_font.GetEncoding()) ) );
 723     verify_noerr ( HIComboBoxRemoveItemAtIndex( *m_peer, (CFIndex) n + 1 ) );
 724 #else
 725     m_choice->SetString( n , s ) ;
 726 #endif
 727 }
 728
 729 bool wxComboBox::IsEditable() const
 730 {
 731 #if USE_HICOMBOBOX
 732     // TODO
 733     return !HasFlag(wxCB_READONLY);
 734 #else
 735     return m_text != NULL && !HasFlag(wxCB_READONLY);
 736 #endif
 737 }
 738
 739 void wxComboBox::Undo()
 740 {
 741 #if USE_HICOMBOBOX
 742     // TODO
 743 #else
 744     if (m_text != NULL)
 745         m_text->Undo();
 746 #endif
 747 }
 748
 749 void wxComboBox::Redo()
 750 {
 751 #if USE_HICOMBOBOX
 752     // TODO
 753 #else
 754     if (m_text != NULL)
 755         m_text->Redo();
 756 #endif
 757 }
 758
 759 void wxComboBox::SelectAll()
 760 {
 761 #if USE_HICOMBOBOX
 762     // TODO
 763 #else
 764     if (m_text != NULL)
 765         m_text->SelectAll();
 766 #endif
 767 }
 768
 769 bool wxComboBox::CanCopy() const
 770 {
 771 #if USE_HICOMBOBOX
 772     // TODO
 773     return false;
 774 #else
 775     if (m_text != NULL)
 776         return m_text->CanCopy();
 777     else
 778         return false;
 779 #endif
 780 }
 781
 782 bool wxComboBox::CanCut() const
 783 {
 784 #if USE_HICOMBOBOX
 785     // TODO
 786     return false;
 787 #else
 788     if (m_text != NULL)
 789         return m_text->CanCut();
 790     else
 791         return false;
 792 #endif
 793 }
 794
 795 bool wxComboBox::CanPaste() const
 796 {
 797 #if USE_HICOMBOBOX
 798     // TODO
 799     return false;
 800 #else
 801     if (m_text != NULL)
 802         return m_text->CanPaste();
 803     else
 804         return false;
 805 #endif
 806 }
 807
 808 bool wxComboBox::CanUndo() const
 809 {
 810 #if USE_HICOMBOBOX
 811     // TODO
 812     return false;
 813 #else
 814     if (m_text != NULL)
 815         return m_text->CanUndo();
 816     else
 817         return false;
 818 #endif
 819 }
 820
 821 bool wxComboBox::CanRedo() const
 822 {
 823 #if USE_HICOMBOBOX
 824     // TODO
 825     return false;
 826 #else
 827     if (m_text != NULL)
 828         return m_text->CanRedo();
 829     else
 830         return false;
 831 #endif
 832 }
 833
 834 wxInt32 wxComboBox::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
 835 {
 836     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
 837     event.SetInt(GetSelection());
 838     event.SetEventObject(this);
 839     event.SetString(GetStringSelection());
 840     ProcessCommand(event);
 841     return noErr ;
 842 }