src/mac/carbon/listbox.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        listbox.cpp
   3 // Purpose:     wxListBox
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "listbox.h"
  14 #endif
  15
  16 #include "wx/app.h"
  17 #include "wx/listbox.h"
  18 #include "wx/settings.h"
  19 #include "wx/dynarray.h"
  20 #include "wx/log.h"
  21
  22 #include "wx/utils.h"
  23 #ifndef __DARWIN__
  24 //  #include "extldef.h"
  25 #endif
  26
  27 #if !USE_SHARED_LIBRARY
  28   IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  29
  30 BEGIN_EVENT_TABLE(wxListBox, wxControl)
  31         EVT_SIZE( wxListBox::OnSize )
  32 END_EVENT_TABLE()
  33 #endif
  34
  35 #include "wx/mac/uma.h"
  36
  37
  38 typedef struct {
  39  unsigned short instruction;
  40  void (*function)();
  41 } ldefRec, *ldefPtr, **ldefHandle;
  42
  43 extern "C"
  44 {
  45 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  46                                                                          Cell cell, short dataOffset, short dataLength,
  47                                                                          ListHandle listHandle ) ;
  48 }
  49
  50 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  51                                                                          Cell cell, short dataOffset, short dataLength,
  52                                                                          ListHandle listHandle )
  53 {
  54         FontInfo fontInfo;
  55         GrafPtr savePort;
  56         GrafPtr grafPtr;
  57         RgnHandle savedClipRegion;
  58         SInt32 savedPenMode;
  59         wxListBox*                      list;
  60   GetPort(&savePort);
  61   SetPort((**listHandle).port);
  62   grafPtr = (**listHandle).port ;
  63         // typecast our refCon
  64         list = (wxListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
  65
  66         //      Calculate the cell rect.
  67
  68         switch( message ) {
  69                 case lInitMsg:
  70                         break;
  71
  72                 case lCloseMsg:
  73                         break;
  74
  75                 case lDrawMsg:
  76                 {
  77                     const wxString text = list->m_stringArray[cell.v] ;
  78
  79                         //      Save the current clip region, and set the clip region to the area we are about
  80                         //      to draw.
  81
  82                         savedClipRegion = NewRgn();
  83                         GetClip( savedClipRegion );
  84                         ClipRect( drawRect );
  85                         EraseRect( drawRect );
  86
  87
  88         MoveTo(drawRect->left + 4 , drawRect->top + 10 );
  89         ::TextFont( kFontIDMonaco ) ;
  90         ::TextSize( 9  );
  91         ::TextFace( 0 ) ;
  92
  93         DrawText(text, 0 , text.Length());
  94                         //      If the cell is hilited, do the hilite now. Paint the cell contents with the
  95                         //      appropriate QuickDraw transform mode.
  96
  97                         if( isSelected ) {
  98                                 savedPenMode = GetPortPenMode( grafPtr );
  99                                 SetPortPenMode( grafPtr, hilitetransfermode );
 100                                 PaintRect( drawRect );
 101                                 SetPortPenMode( grafPtr, savedPenMode );
 102                         }
 103
 104                         //      Restore the saved clip region.
 105
 106                         SetClip( savedClipRegion );
 107                         DisposeRgn( savedClipRegion );
 108                         }
 109                         break;
 110                 case lHiliteMsg:
 111
 112                         //      Hilite or unhilite the cell. Paint the cell contents with the
 113                         //      appropriate QuickDraw transform mode.
 114
 115                         GetPort( &grafPtr );
 116                         savedPenMode = GetPortPenMode( grafPtr );
 117                         SetPortPenMode( grafPtr, hilitetransfermode );
 118                         PaintRect( drawRect );
 119                         SetPortPenMode( grafPtr, savedPenMode );
 120                         break;
 121                 default :
 122                   break ;
 123         }
 124         SetPort(savePort);
 125 }
 126
 127 extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;
 128 const short kwxMacListWithVerticalScrollbar = 128 ;
 129
 130 // ============================================================================
 131 // list box control implementation
 132 // ============================================================================
 133
 134 // Listbox item
 135 wxListBox::wxListBox()
 136 {
 137   m_noItems = 0;
 138   m_selected = 0;
 139   m_macList = NULL ;
 140 }
 141
 142 static ListDefUPP macListDefUPP = NULL ;
 143
 144 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 145                        const wxPoint& pos,
 146                        const wxSize& size,
 147                        int n, const wxString choices[],
 148                        long style,
 149                        const wxValidator& validator,
 150                        const wxString& name)
 151 {
 152     m_noItems = 0 ; // this will be increased by our append command
 153     m_selected = 0;
 154
 155     Rect bounds ;
 156     Str255 title ;
 157
 158     MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
 159
 160     ListDefSpec listDef;
 161     listDef.defType = kListDefUserProcType;
 162     if ( macListDefUPP == NULL )
 163     {
 164       macListDefUPP = NewListDefUPP( wxMacListDefinition );
 165     }
 166                 listDef.u.userProc = macListDefUPP ;
 167 #if TARGET_CARBON
 168     Size asize;
 169
 170
 171     CreateListBoxControl( parent->GetMacRootWindow(), &bounds, false, 0, 1, false, true,
 172                           14, 14, false, &listDef, &m_macControl );
 173
 174     GetControlData(m_macControl, kControlNoPart, kControlListBoxListHandleTag,
 175                    sizeof(ListHandle), (Ptr) &m_macList, &asize);
 176
 177     SetControlReference(m_macControl, (long) this);
 178     SetControlVisibility(m_macControl, false, false);
 179
 180 #else
 181     long        result ;
 182
 183     m_macControl = ::NewControl( parent->GetMacRootWindow() , &bounds , title , false ,
 184                                   kwxMacListWithVerticalScrollbar , 0 , 0,
 185                                   kControlListBoxProc , (long) this ) ;
 186     ::GetControlData( m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
 187                        sizeof( ListHandle ) , (char*) &m_macList  , &result ) ;
 188
 189     HLock( (Handle) m_macList ) ;
 190     ldefHandle ldef ;
 191     ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
 192     if (  (**m_macList).listDefProc != NULL )
 193     {
 194       (**ldef).instruction = 0x4EF9;  /* JMP instruction */
 195       (**ldef).function = (void(*)()) listDef.u.userProc;
 196       (**m_macList).listDefProc = (Handle) ldef ;
 197     }
 198
 199     Point pt = (**m_macList).cellSize ;
 200     pt.v = 14 ;
 201     LCellSize( pt , m_macList ) ;
 202
 203     LAddColumn( 1 , 0 , m_macList ) ;
 204 #endif
 205     OptionBits  options = 0;
 206     if ( style & wxLB_MULTIPLE )
 207     {
 208         options += lNoExtend ;
 209     }
 210     else if ( style & wxLB_EXTENDED )
 211     {
 212         options += lExtendDrag ;
 213     }
 214     else
 215     {
 216         options = lOnlyOne ;
 217     }
 218     SetListSelectionFlags(m_macList, options);
 219
 220     MacPostControlCreate() ;
 221
 222     for ( int i = 0 ; i < n ; i++ )
 223     {
 224             Append( choices[i] ) ;
 225     }
 226
 227     LSetDrawingMode( true , m_macList ) ;
 228
 229     return TRUE;
 230 }
 231
 232 wxListBox::~wxListBox()
 233 {
 234         Free() ;
 235         if ( m_macList )
 236         {
 237 #if !TARGET_CARBON
 238       DisposeHandle( (**m_macList).listDefProc ) ;
 239       (**m_macList).listDefProc = NULL ;
 240 #endif
 241             m_macList = NULL ;
 242         }
 243 }
 244
 245 void wxListBox::Free()
 246 {
 247 #if wxUSE_OWNER_DRAWN
 248     if ( m_windowStyle & wxLB_OWNERDRAW )
 249     {
 250         size_t uiCount = m_aItems.Count();
 251         while ( uiCount-- != 0 ) {
 252             delete m_aItems[uiCount];
 253         }
 254
 255         m_aItems.Clear();
 256     }
 257     else
 258 #endif // wxUSE_OWNER_DRAWN
 259     if ( HasClientObjectData() )
 260     {
 261         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
 262         {
 263             delete GetClientObject(n);
 264         }
 265     }
 266 }
 267
 268 void wxListBox::DoSetFirstItem(int N)
 269 {
 270         MacScrollTo( N ) ;
 271 }
 272
 273 void wxListBox::Delete(int N)
 274 {
 275     wxCHECK_RET( N >= 0 && N < m_noItems,
 276                  wxT("invalid index in wxListBox::Delete") );
 277
 278 #if wxUSE_OWNER_DRAWN
 279     delete m_aItems[N];
 280     m_aItems.RemoveAt(N);
 281 #else // !wxUSE_OWNER_DRAWN
 282     if ( HasClientObjectData() )
 283     {
 284         delete GetClientObject(N);
 285     }
 286 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 287         m_stringArray.Remove( N ) ;
 288         m_dataArray.RemoveAt( N ) ;
 289         m_noItems --;
 290
 291         MacDelete( N ) ;
 292 }
 293
 294 int wxListBox::DoAppend(const wxString& item)
 295 {
 296         int index = m_noItems ;
 297         if( wxApp::s_macDefaultEncodingIsPC )
 298         {
 299                 m_stringArray.Add( wxMacMakeMacStringFromPC( item ) ) ;
 300                 m_dataArray.Add( NULL );
 301         }
 302         else {
 303                 m_stringArray.Add( item ) ;
 304                 m_dataArray.Add( NULL );
 305         }
 306         m_noItems ++;
 307         DoSetItemClientData( index , NULL ) ;
 308         MacAppend( item ) ;
 309
 310         return index ;
 311 }
 312
 313 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 314 {
 315   MacSetRedraw( false ) ;
 316   Clear() ;
 317   int n = choices.GetCount();
 318
 319   for( int i = 0 ; i < n ; ++i )
 320   {
 321         if ( clientData )
 322         {
 323 #if wxUSE_OWNER_DRAWN
 324             wxASSERT_MSG(clientData[i] == NULL,
 325                          wxT("Can't use client data with owner-drawn listboxes"));
 326 #else // !wxUSE_OWNER_DRAWN
 327                 Append( choices[i] , clientData[i] ) ;
 328  #endif
 329         }
 330         else
 331                 Append( choices[i] ) ;
 332   }
 333
 334 #if wxUSE_OWNER_DRAWN
 335     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 336         // first delete old items
 337         size_t ui = m_aItems.Count();
 338         while ( ui-- != 0 ) {
 339             delete m_aItems[ui];
 340         }
 341         m_aItems.Empty();
 342
 343         // then create new ones
 344         for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
 345             wxOwnerDrawn *pNewItem = CreateItem(ui);
 346             pNewItem->SetName(choices[ui]);
 347             m_aItems.Add(pNewItem);
 348         }
 349     }
 350 #endif // wxUSE_OWNER_DRAWN
 351   MacSetRedraw( true ) ;
 352 }
 353
 354 bool wxListBox::HasMultipleSelection() const
 355 {
 356     return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED);
 357 }
 358
 359 int wxListBox::FindString(const wxString& st) const
 360 {
 361         wxString s ;
 362         if( wxApp::s_macDefaultEncodingIsPC )
 363         {
 364                 s = wxMacMakeMacStringFromPC( st ) ;
 365         }
 366         else
 367                 s = st ;
 368
 369         if ( s.Right(1) == "*" )
 370         {
 371                 wxString search = s.Left( s.Length() - 1 ) ;
 372                 int len = search.Length() ;
 373                 Str255 s1 , s2 ;
 374
 375 #if TARGET_CARBON
 376                 c2pstrcpy( (StringPtr) s2 , search.c_str() ) ;
 377 #else
 378                 strcpy( (char *) s2 , search.c_str() ) ;
 379                 c2pstr( (char *) s2 ) ;
 380 #endif
 381
 382         for ( int i = 0 ; i < m_noItems ; ++ i )
 383             {
 384 #if TARGET_CARBON
 385                 c2pstrcpy( (StringPtr) s1 , m_stringArray[i].Left( len ).c_str() ) ;
 386 #else
 387                 strcpy( (char *) s1 , m_stringArray[i].Left( len ).c_str() ) ;
 388                         c2pstr( (char *) s1 ) ;
 389 #endif
 390                 if ( EqualString( s1 , s2 , false , false ) )
 391                         return i ;
 392             }
 393             if ( s.Left(1) == "*" && s.Length() > 1 )
 394             {
 395                 s.MakeLower() ;
 396                     for ( int i = 0 ; i < m_noItems ; ++i )
 397                         {
 398                                 if ( GetString(i).Lower().Matches(s) )
 399                                         return i ;
 400                         }
 401                 }
 402
 403         }
 404         else
 405         {
 406         Str255 s1 , s2 ;
 407
 408 #if TARGET_CARBON
 409                 c2pstrcpy( (StringPtr) s2 , s.c_str() ) ;
 410 #else
 411                 strcpy( (char *) s2 , s.c_str() ) ;
 412                 c2pstr( (char *) s2 ) ;
 413 #endif
 414
 415             for ( int i = 0 ; i < m_noItems ; ++ i )
 416             {
 417 #if TARGET_CARBON
 418                 c2pstrcpy( (StringPtr) s1 , m_stringArray[i].c_str() ) ;
 419 #else
 420                 strcpy( (char *) s1 , m_stringArray[i].c_str() ) ;
 421                         c2pstr( (char *) s1 ) ;
 422 #endif
 423                 if ( EqualString( s1 , s2 , false , false ) )
 424                         return i ;
 425             }
 426    }
 427    return -1;
 428 }
 429
 430 void wxListBox::Clear()
 431 {
 432   Free();
 433   m_noItems = 0;
 434   m_stringArray.Empty() ;
 435   m_dataArray.Empty() ;
 436   MacClear() ;
 437 }
 438
 439 void wxListBox::SetSelection(int N, bool select)
 440 {
 441     wxCHECK_RET( N >= 0 && N < m_noItems,
 442                  "invalid index in wxListBox::SetSelection" );
 443         MacSetSelection( N , select ) ;
 444 }
 445
 446 bool wxListBox::IsSelected(int N) const
 447 {
 448     wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
 449                  "invalid index in wxListBox::Selected" );
 450
 451         return MacIsSelected( N ) ;
 452 }
 453
 454 void *wxListBox::DoGetItemClientData(int N) const
 455 {
 456     wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
 457                  wxT("invalid index in wxListBox::GetClientData"));
 458
 459     return (void *)m_dataArray[N];
 460 }
 461
 462 wxClientData *wxListBox::DoGetItemClientObject(int N) const
 463 {
 464         return (wxClientData *) DoGetItemClientData( N ) ;
 465 }
 466
 467 void wxListBox::DoSetItemClientData(int N, void *Client_data)
 468 {
 469     wxCHECK_RET( N >= 0 && N < m_noItems,
 470                  "invalid index in wxListBox::SetClientData" );
 471
 472 #if wxUSE_OWNER_DRAWN
 473     if ( m_windowStyle & wxLB_OWNERDRAW )
 474     {
 475         // client data must be pointer to wxOwnerDrawn, otherwise we would crash
 476         // in OnMeasure/OnDraw.
 477         wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
 478     }
 479 #endif // wxUSE_OWNER_DRAWN
 480         wxASSERT_MSG( m_dataArray.GetCount() >= N , "invalid client_data array" ) ;
 481
 482         if ( m_dataArray.GetCount() > N )
 483         {
 484         m_dataArray[N] = (char*) Client_data ;
 485     }
 486     else
 487     {
 488         m_dataArray.Add( (char*) Client_data ) ;
 489     }
 490 }
 491
 492 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 493 {
 494     DoSetItemClientData(n, clientData);
 495 }
 496
 497 // Return number of selections and an array of selected integers
 498 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 499 {
 500         return MacGetSelections( aSelections ) ;
 501
 502 /* TODO
 503     if ((m_windowStyle & wxLB_MULTIMacE) || (m_windowStyle & wxLB_EXTENDED))
 504     {
 505         int no_sel = ??
 506         for ( int n = 0; n < no_sel; n++ )
 507             aSelections.Add(??);
 508
 509         return no_sel;
 510     }
 511     else  // single-selection listbox
 512     {
 513         aSelections.Add(??);
 514
 515         return 1;
 516     }
 517 */
 518 }
 519
 520 // Get single selection, for single choice list items
 521 int wxListBox::GetSelection() const
 522 {
 523         return MacGetSelection() ;
 524 }
 525
 526 // Find string for position
 527 wxString wxListBox::GetString(int N) const
 528 {
 529         if( wxApp::s_macDefaultEncodingIsPC )
 530         {
 531                 return          wxMacMakePCStringFromMac( m_stringArray[N] ) ;
 532         }
 533         else
 534                 return m_stringArray[N]  ;
 535 }
 536
 537 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 538 {
 539     wxCHECK_RET( pos >= 0 && pos <= m_noItems,
 540                  wxT("invalid index in wxListBox::InsertItems") );
 541
 542     int nItems = items.GetCount();
 543
 544         for ( int i = 0 ; i < nItems ; i++ )
 545         {
 546                 m_stringArray.Insert( items[i] , pos + i ) ;
 547                 m_dataArray.Insert( NULL , pos + i ) ;
 548                 MacInsert( pos + i , items[i] ) ;
 549         }
 550
 551     m_noItems += nItems;
 552 }
 553
 554 void wxListBox::SetString(int N, const wxString& s)
 555 {
 556         wxString str ;
 557         if( wxApp::s_macDefaultEncodingIsPC )
 558         {
 559                 str = wxMacMakeMacStringFromPC( s )  ;
 560         }
 561         else
 562                 str = s ;
 563         m_stringArray[N] = str ;
 564         MacSet( N , s ) ;
 565 }
 566
 567 wxSize wxListBox::DoGetBestSize() const
 568 {
 569     return wxSize(100, 100);
 570 }
 571
 572 int wxListBox::GetCount() const
 573 {
 574     return m_noItems;
 575 }
 576
 577 void wxListBox::SetupColours()
 578 {
 579     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
 580     SetForegroundColour(GetParent()->GetForegroundColour());
 581 }
 582
 583 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
 584 {
 585     // Set up port
 586     WindowRef rootwindow = GetMacRootWindow() ;
 587     wxWindow* wxrootwindow = wxFindWinFromMacWindow( rootwindow ) ;
 588     wxMacDrawingHelper focus( wxrootwindow );
 589
 590     UMADrawControl(m_macControl);
 591 }
 592
 593 #if wxUSE_OWNER_DRAWN
 594
 595 class wxListBoxItem : public wxOwnerDrawn
 596 {
 597 public:
 598     wxListBoxItem(const wxString& str = "");
 599 };
 600
 601 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 602 {
 603     // no bitmaps/checkmarks
 604     SetMarginWidth(0);
 605 }
 606
 607 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
 608 {
 609     return new wxListBoxItem();
 610 }
 611
 612 #endif  //USE_OWNER_DRAWN
 613
 614 // ============================================================================
 615 // list box control implementation
 616 // ============================================================================
 617
 618 void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon)
 619 {
 620         wxListBox*                      list;
 621         // typecast our refCon
 622         list = (wxListBox*)refCon;
 623
 624         MoveTo(cellRect->left + 4 , cellRect->top + 10 );
 625         const wxString text = list->m_stringArray[lCell.v] ;
 626         ::TextFont( kFontIDMonaco ) ;
 627         ::TextSize( 9  );
 628         ::TextFace( 0 ) ;
 629         DrawText(text, 0 , text.Length());
 630
 631 }
 632
 633 void wxListBox::MacDelete( int N )
 634 {
 635     LDelRow( 1 , N , m_macList) ;
 636     Refresh();
 637 }
 638
 639 void wxListBox::MacInsert( int n , const char * text)
 640 {
 641     Cell cell = { 0 , 0 } ;
 642     cell.v = n ;
 643     LAddRow( 1 , cell.v , m_macList ) ;
 644 //    LSetCell(text, strlen(text), cell, m_macList);
 645     Refresh();
 646 }
 647
 648 void wxListBox::MacAppend( const char * text)
 649 {
 650     Cell cell = { 0 , 0 } ;
 651     cell.v = (**m_macList).dataBounds.bottom ;
 652     LAddRow( 1 , cell.v , m_macList ) ;
 653  //   LSetCell(text, strlen(text), cell, m_macList);
 654     Refresh();
 655 }
 656
 657 void wxListBox::MacClear()
 658 {
 659     LDelRow( (**m_macList).dataBounds.bottom , 0 , m_macList ) ;
 660     Refresh();
 661 }
 662
 663 void wxListBox::MacSetSelection( int n , bool select )
 664 {
 665         Cell cell = { 0 , 0 } ;
 666         if ( LGetSelect( true , &cell , m_macList ) )
 667         {
 668                 LSetSelect( false , cell , m_macList ) ;
 669         }
 670
 671         cell.v = n ;
 672         LSetSelect( select , cell , m_macList ) ;
 673         LAutoScroll( m_macList ) ;
 674         Refresh();
 675 }
 676
 677 bool wxListBox::MacIsSelected( int n ) const
 678 {
 679         Cell cell = { 0 , 0 } ;
 680         cell.v = n ;
 681         return LGetSelect( false , &cell , m_macList ) ;
 682 }
 683
 684 void wxListBox::MacDestroy()
 685 {
 686 //    DisposeExtLDEFInfo( m_macList ) ;
 687 }
 688
 689 int wxListBox::MacGetSelection() const
 690 {
 691         Cell cell = { 0 , 0 } ;
 692         if ( LGetSelect( true , &cell , m_macList ) )
 693                 return cell.v ;
 694         else
 695                 return -1 ;
 696 }
 697
 698 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
 699 {
 700         int no_sel = 0 ;
 701
 702     aSelections.Empty();
 703
 704         Cell cell = { 0 , 0 } ;
 705         cell.v = 0 ;
 706
 707         while ( LGetSelect( true , &cell , m_macList ) )
 708         {
 709                 aSelections.Add( cell.v ) ;
 710                 no_sel++ ;
 711                 cell.v++ ;
 712         }
 713         return no_sel ;
 714 }
 715
 716 void wxListBox::MacSet( int n , const char * text )
 717 {
 718         // our implementation does not store anything in the list
 719         // so we just have to redraw
 720         Cell cell = { 0 , 0 } ;
 721         cell.v = n ;
 722 //      LSetCell(text, strlen(text), cell, m_macList);
 723         Refresh();
 724 }
 725
 726 void wxListBox::MacScrollTo( int n )
 727 {
 728         // TODO implement scrolling
 729 }
 730
 731 void wxListBox::OnSize( const wxSizeEvent &event)
 732 {
 733     Point pt;
 734
 735 #if TARGET_CARBON
 736     GetListCellSize(m_macList, &pt);
 737 #else
 738     pt = (**m_macList).cellSize ;
 739 #endif
 740     pt.h =  m_width - 15  ;
 741     LCellSize( pt , m_macList ) ;
 742 }
 743
 744 void wxListBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 745 {
 746         Boolean wasDoubleClick = false ;
 747         long    result ;
 748
 749         ::GetControlData( m_macControl , kControlNoPart , kControlListBoxDoubleClickTag , sizeof( wasDoubleClick ) , (char*) &wasDoubleClick  , &result ) ;
 750         if ( !wasDoubleClick )
 751         {
 752                 MacDoClick() ;
 753         }
 754         else
 755         {
 756                 MacDoDoubleClick() ;
 757         }
 758 }
 759
 760 void wxListBox::MacSetRedraw( bool doDraw )
 761 {
 762         LSetDrawingMode( doDraw , m_macList ) ;
 763
 764 }
 765
 766 void wxListBox::MacDoClick()
 767 {
 768         wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 769     event.SetEventObject( this );
 770
 771         wxArrayInt aSelections;
 772         int n, count = GetSelections(aSelections);
 773         if ( count > 0 )
 774         {
 775            n = aSelections[0];
 776            if ( HasClientObjectData() )
 777               event.SetClientObject( GetClientObject(n) );
 778           else if ( HasClientUntypedData() )
 779               event.SetClientData( GetClientData(n) );
 780           event.SetString( GetString(n) );
 781         }
 782         else
 783         {
 784          n = -1;
 785         }
 786
 787     event.m_commandInt = n;
 788
 789     GetEventHandler()->ProcessEvent(event);
 790 }
 791
 792 void wxListBox::MacDoDoubleClick()
 793 {
 794     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
 795     event.SetEventObject( this );
 796         GetEventHandler()->ProcessEvent(event) ;
 797 }