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/toplevel.h"
  20 #include "wx/dynarray.h"
  21 #include "wx/log.h"
  22
  23 #include "wx/utils.h"
  24
  25 #if !USE_SHARED_LIBRARY
  26   IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  27
  28 BEGIN_EVENT_TABLE(wxListBox, wxControl)
  29         EVT_SIZE( wxListBox::OnSize )
  30         EVT_CHAR( wxListBox::OnChar )
  31 END_EVENT_TABLE()
  32 #endif
  33
  34 #include "wx/mac/uma.h"
  35
  36 #if PRAGMA_STRUCT_ALIGN
  37     #pragma options align=mac68k
  38 #elif PRAGMA_STRUCT_PACKPUSH
  39     #pragma pack(push, 2)
  40 #elif PRAGMA_STRUCT_PACK
  41     #pragma pack(2)
  42 #endif
  43
  44 typedef struct {
  45  unsigned short instruction;
  46  void (*function)();
  47 } ldefRec, *ldefPtr, **ldefHandle;
  48
  49 #if PRAGMA_STRUCT_ALIGN
  50     #pragma options align=reset
  51 #elif PRAGMA_STRUCT_PACKPUSH
  52     #pragma pack(pop)
  53 #elif PRAGMA_STRUCT_PACK
  54     #pragma pack()
  55 #endif
  56
  57 extern "C"
  58 {
  59 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  60                                      Cell cell, short dataOffset, short dataLength,
  61                                      ListHandle listHandle ) ;
  62 }
  63
  64 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  65                                      Cell cell, short dataOffset, short dataLength,
  66                                      ListHandle listHandle )
  67 {
  68     GrafPtr savePort;
  69     GrafPtr grafPtr;
  70     RgnHandle savedClipRegion;
  71     SInt32 savedPenMode;
  72     wxListBox*          list;
  73   GetPort(&savePort);
  74   SetPort((**listHandle).port);
  75   grafPtr = (**listHandle).port ;
  76     // typecast our refCon
  77     list = (wxListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
  78
  79     //  Calculate the cell rect.
  80
  81     switch( message ) {
  82         case lInitMsg:
  83             break;
  84
  85         case lCloseMsg:
  86             break;
  87
  88         case lDrawMsg:
  89         {
  90             const wxString text = list->m_stringArray[cell.v] ;
  91
  92             //  Save the current clip region, and set the clip region to the area we are about
  93             //  to draw.
  94
  95             savedClipRegion = NewRgn();
  96             GetClip( savedClipRegion );
  97
  98             ClipRect( drawRect );
  99             EraseRect( drawRect );
 100
 101         MoveTo(drawRect->left + 4 , drawRect->top + 10 );
 102         ::TextFont( kFontIDMonaco ) ;
 103         ::TextSize( 9  );
 104         ::TextFace( 0 ) ;
 105
 106         DrawText(text, 0 , text.Length());
 107             //  If the cell is hilited, do the hilite now. Paint the cell contents with the
 108             //  appropriate QuickDraw transform mode.
 109
 110             if( isSelected ) {
 111                 savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
 112                 SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
 113                 PaintRect( drawRect );
 114                 SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
 115             }
 116
 117             //  Restore the saved clip region.
 118
 119             SetClip( savedClipRegion );
 120             DisposeRgn( savedClipRegion );
 121             }
 122             break;
 123         case lHiliteMsg:
 124
 125             //  Hilite or unhilite the cell. Paint the cell contents with the
 126             //  appropriate QuickDraw transform mode.
 127
 128             GetPort( &grafPtr );
 129             savedPenMode = GetPortPenMode( (CGrafPtr)grafPtr );
 130             SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
 131             PaintRect( drawRect );
 132             SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
 133             break;
 134         default :
 135           break ;
 136     }
 137     SetPort(savePort);
 138 }
 139
 140 extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;
 141 const short kwxMacListWithVerticalScrollbar = 128 ;
 142 const short kwxMacListItemHeight = 14 ;
 143
 144 // ============================================================================
 145 // list box control implementation
 146 // ============================================================================
 147
 148 // Listbox item
 149 wxListBox::wxListBox()
 150 {
 151   m_noItems = 0;
 152   m_selected = 0;
 153   m_macList = NULL ;
 154 }
 155
 156 static ListDefUPP macListDefUPP = NULL ;
 157
 158 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 159                        const wxPoint& pos,
 160                        const wxSize& size,
 161                        int n, const wxString choices[],
 162                        long style,
 163                        const wxValidator& validator,
 164                        const wxString& name)
 165 {
 166     m_noItems = 0 ; // this will be increased by our append command
 167     m_selected = 0;
 168
 169     Rect bounds ;
 170     Str255 title ;
 171
 172     MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
 173
 174     ListDefSpec listDef;
 175     listDef.defType = kListDefUserProcType;
 176     if ( macListDefUPP == NULL )
 177     {
 178       macListDefUPP = NewListDefUPP( wxMacListDefinition );
 179     }
 180         listDef.u.userProc = macListDefUPP ;
 181
 182 #if TARGET_CARBON
 183     Size asize;
 184
 185
 186     CreateListBoxControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, false, 0, 1, false, true,
 187                           kwxMacListItemHeight, kwxMacListItemHeight, false, &listDef, (ControlRef *)&m_macControl );
 188
 189     GetControlData( (ControlHandle) m_macControl, kControlNoPart, kControlListBoxListHandleTag,
 190                    sizeof(ListHandle), (Ptr) &m_macList, &asize);
 191
 192     SetControlReference( (ControlHandle) m_macControl, (long) this);
 193     SetControlVisibility( (ControlHandle) m_macControl, false, false);
 194
 195 #else
 196
 197     long    result ;
 198     wxStAppResource resload ;
 199     m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false ,
 200                   kwxMacListWithVerticalScrollbar , 0 , 0,
 201                   kControlListBoxProc , (long) this ) ;
 202     ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
 203                sizeof( ListHandle ) , (char*) &m_macList  , &result ) ;
 204
 205     HLock( (Handle) m_macList ) ;
 206     ldefHandle ldef ;
 207     ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
 208     if (  (**(ListHandle)m_macList).listDefProc != NULL )
 209     {
 210       (**ldef).instruction = 0x4EF9;  /* JMP instruction */
 211       (**ldef).function = (void(*)()) listDef.u.userProc;
 212       (**(ListHandle)m_macList).listDefProc = (Handle) ldef ;
 213     }
 214
 215     Point pt = (**(ListHandle)m_macList).cellSize ;
 216     pt.v = kwxMacListItemHeight ;
 217     LCellSize( pt , (ListHandle)m_macList ) ;
 218     LAddColumn( 1 , 0 , (ListHandle)m_macList ) ;
 219 #endif
 220     OptionBits  options = 0;
 221     if ( style & wxLB_MULTIPLE )
 222     {
 223         options += lNoExtend ;
 224     }
 225     else if ( style & wxLB_EXTENDED )
 226     {
 227         options += lExtendDrag ;
 228     }
 229     else
 230     {
 231         options = lOnlyOne ;
 232     }
 233     SetListSelectionFlags((ListHandle)m_macList, options);
 234
 235     MacPostControlCreate() ;
 236
 237     for ( int i = 0 ; i < n ; i++ )
 238     {
 239         Append( choices[i] ) ;
 240     }
 241
 242     LSetDrawingMode( true , (ListHandle)m_macList ) ;
 243
 244     return TRUE;
 245 }
 246
 247 wxListBox::~wxListBox()
 248 {
 249     Free() ;
 250     if ( m_macList )
 251     {
 252 #if !TARGET_CARBON
 253       DisposeHandle( (**(ListHandle)m_macList).listDefProc ) ;
 254       (**(ListHandle)m_macList).listDefProc = NULL ;
 255 #endif
 256         m_macList = NULL ;
 257     }
 258 }
 259
 260 void wxListBox::Free()
 261 {
 262 #if wxUSE_OWNER_DRAWN
 263     if ( m_windowStyle & wxLB_OWNERDRAW )
 264     {
 265         size_t uiCount = m_aItems.Count();
 266         while ( uiCount-- != 0 ) {
 267             delete m_aItems[uiCount];
 268         }
 269
 270         m_aItems.Clear();
 271     }
 272     else
 273 #endif // wxUSE_OWNER_DRAWN
 274     if ( HasClientObjectData() )
 275     {
 276         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
 277         {
 278             delete GetClientObject(n);
 279         }
 280     }
 281 }
 282
 283 void  wxListBox::DoSetSize(int x, int y,
 284             int width, int height,
 285             int sizeFlags )
 286 {
 287     wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
 288 #if TARGET_CARBON
 289     Rect bounds ;
 290     GetControlBounds( (ControlHandle) m_macControl , &bounds ) ;
 291     ControlRef control = GetListVerticalScrollBar( (ListHandle)m_macList ) ;
 292     if ( control )
 293     {
 294         Rect scrollbounds ;
 295         GetControlBounds( control , &scrollbounds ) ;
 296         if( scrollbounds.right != bounds.right + 1 )
 297         {
 298             UMAMoveControl( control , bounds.right - (scrollbounds.right - scrollbounds.left) + 1 ,
 299                 scrollbounds.top ) ;
 300         }
 301     }
 302 #endif
 303 }
 304 void wxListBox::DoSetFirstItem(int N)
 305 {
 306     MacScrollTo( N ) ;
 307 }
 308
 309 void wxListBox::Delete(int N)
 310 {
 311     wxCHECK_RET( N >= 0 && N < m_noItems,
 312                  wxT("invalid index in wxListBox::Delete") );
 313
 314 #if wxUSE_OWNER_DRAWN
 315     delete m_aItems[N];
 316     m_aItems.RemoveAt(N);
 317 #else // !wxUSE_OWNER_DRAWN
 318     if ( HasClientObjectData() )
 319     {
 320         delete GetClientObject(N);
 321     }
 322 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 323     m_stringArray.RemoveAt( N ) ;
 324     m_dataArray.RemoveAt( N ) ;
 325     m_noItems --;
 326
 327     MacDelete( N ) ;
 328 }
 329
 330 int wxListBox::DoAppend(const wxString& item)
 331 {
 332     int index = m_noItems ;
 333     if( wxApp::s_macDefaultEncodingIsPC )
 334     {
 335         m_stringArray.Add( wxMacMakeMacStringFromPC( item ) ) ;
 336         m_dataArray.Add( NULL );
 337     }
 338     else {
 339         m_stringArray.Add( item ) ;
 340         m_dataArray.Add( NULL );
 341     }
 342     m_noItems ++;
 343     DoSetItemClientData( index , NULL ) ;
 344     MacAppend( item ) ;
 345
 346     return index ;
 347 }
 348
 349 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 350 {
 351   MacSetRedraw( false ) ;
 352   Clear() ;
 353   int n = choices.GetCount();
 354
 355   for( int i = 0 ; i < n ; ++i )
 356   {
 357     if ( clientData )
 358     {
 359 #if wxUSE_OWNER_DRAWN
 360             wxASSERT_MSG(clientData[i] == NULL,
 361                          wxT("Can't use client data with owner-drawn listboxes"));
 362 #else // !wxUSE_OWNER_DRAWN
 363         Append( choices[i] , clientData[i] ) ;
 364  #endif
 365     }
 366     else
 367         Append( choices[i] ) ;
 368   }
 369
 370 #if wxUSE_OWNER_DRAWN
 371     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 372         // first delete old items
 373         size_t ui = m_aItems.Count();
 374         while ( ui-- != 0 ) {
 375             delete m_aItems[ui];
 376         }
 377         m_aItems.Empty();
 378
 379         // then create new ones
 380         for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
 381             wxOwnerDrawn *pNewItem = CreateItem(ui);
 382             pNewItem->SetName(choices[ui]);
 383             m_aItems.Add(pNewItem);
 384         }
 385     }
 386 #endif // wxUSE_OWNER_DRAWN
 387   MacSetRedraw( true ) ;
 388 }
 389
 390 bool wxListBox::HasMultipleSelection() const
 391 {
 392     return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED);
 393 }
 394
 395 int wxListBox::FindString(const wxString& st) const
 396 {
 397     wxString s ;
 398     if( wxApp::s_macDefaultEncodingIsPC )
 399     {
 400         s = wxMacMakeMacStringFromPC( st ) ;
 401     }
 402     else
 403         s = st ;
 404
 405     if ( s.Right(1) == "*" )
 406     {
 407         wxString search = s.Left( s.Length() - 1 ) ;
 408         int len = search.Length() ;
 409         Str255 s1 , s2 ;
 410
 411 #if TARGET_CARBON
 412         c2pstrcpy( (StringPtr) s2 , search.c_str() ) ;
 413 #else
 414         strcpy( (char *) s2 , search.c_str() ) ;
 415         c2pstr( (char *) s2 ) ;
 416 #endif
 417
 418         for ( int i = 0 ; i < m_noItems ; ++ i )
 419         {
 420 #if TARGET_CARBON
 421             c2pstrcpy( (StringPtr) s1 , m_stringArray[i].Left( len ).c_str() ) ;
 422 #else
 423             strcpy( (char *) s1 , m_stringArray[i].Left( len ).c_str() ) ;
 424             c2pstr( (char *) s1 ) ;
 425 #endif
 426             if ( EqualString( s1 , s2 , false , false ) )
 427                 return i ;
 428         }
 429         if ( s.Left(1) == "*" && s.Length() > 1 )
 430         {
 431             s = st ;
 432             s.MakeLower() ;
 433             for ( int i = 0 ; i < m_noItems ; ++i )
 434             {
 435                 if ( GetString(i).Lower().Matches(s) )
 436                     return i ;
 437             }
 438         }
 439
 440     }
 441     else
 442     {
 443         Str255 s1 , s2 ;
 444
 445 #if TARGET_CARBON
 446         c2pstrcpy( (StringPtr) s2 , s.c_str() ) ;
 447 #else
 448         strcpy( (char *) s2 , s.c_str() ) ;
 449         c2pstr( (char *) s2 ) ;
 450 #endif
 451
 452         for ( int i = 0 ; i < m_noItems ; ++ i )
 453         {
 454 #if TARGET_CARBON
 455             c2pstrcpy( (StringPtr) s1 , m_stringArray[i].c_str() ) ;
 456 #else
 457             strcpy( (char *) s1 , m_stringArray[i].c_str() ) ;
 458             c2pstr( (char *) s1 ) ;
 459 #endif
 460             if ( EqualString( s1 , s2 , false , false ) )
 461                 return i ;
 462         }
 463    }
 464    return -1;
 465 }
 466
 467 void wxListBox::Clear()
 468 {
 469   Free();
 470   m_noItems = 0;
 471   m_stringArray.Empty() ;
 472   m_dataArray.Empty() ;
 473   MacClear() ;
 474 }
 475
 476 void wxListBox::SetSelection(int N, bool select)
 477 {
 478     wxCHECK_RET( N >= 0 && N < m_noItems,
 479                  "invalid index in wxListBox::SetSelection" );
 480       MacSetSelection( N , select ) ;
 481       GetSelections( m_selectionPreImage ) ;
 482 }
 483
 484 bool wxListBox::IsSelected(int N) const
 485 {
 486     wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
 487                  "invalid index in wxListBox::Selected" );
 488
 489       return MacIsSelected( N ) ;
 490 }
 491
 492 void *wxListBox::DoGetItemClientData(int N) const
 493 {
 494     wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
 495                  wxT("invalid index in wxListBox::GetClientData"));
 496
 497     return (void *)m_dataArray[N];
 498 }
 499
 500 wxClientData *wxListBox::DoGetItemClientObject(int N) const
 501 {
 502     return (wxClientData *) DoGetItemClientData( N ) ;
 503 }
 504
 505 void wxListBox::DoSetItemClientData(int N, void *Client_data)
 506 {
 507     wxCHECK_RET( N >= 0 && N < m_noItems,
 508                  "invalid index in wxListBox::SetClientData" );
 509
 510 #if wxUSE_OWNER_DRAWN
 511     if ( m_windowStyle & wxLB_OWNERDRAW )
 512     {
 513         // client data must be pointer to wxOwnerDrawn, otherwise we would crash
 514         // in OnMeasure/OnDraw.
 515         wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
 516     }
 517 #endif // wxUSE_OWNER_DRAWN
 518     wxASSERT_MSG( m_dataArray.GetCount() >= N , "invalid client_data array" ) ;
 519
 520     if ( m_dataArray.GetCount() > N )
 521     {
 522         m_dataArray[N] = (char*) Client_data ;
 523     }
 524     else
 525     {
 526         m_dataArray.Add( (char*) Client_data ) ;
 527     }
 528 }
 529
 530 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 531 {
 532     DoSetItemClientData(n, clientData);
 533 }
 534
 535 // Return number of selections and an array of selected integers
 536 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 537 {
 538     return MacGetSelections( aSelections ) ;
 539 }
 540
 541 // Get single selection, for single choice list items
 542 int wxListBox::GetSelection() const
 543 {
 544     return MacGetSelection() ;
 545 }
 546
 547 // Find string for position
 548 wxString wxListBox::GetString(int N) const
 549 {
 550     if( wxApp::s_macDefaultEncodingIsPC )
 551     {
 552         return      wxMacMakePCStringFromMac( m_stringArray[N] ) ;
 553     }
 554     else
 555         return m_stringArray[N]  ;
 556 }
 557
 558 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 559 {
 560     wxCHECK_RET( pos >= 0 && pos <= m_noItems,
 561                  wxT("invalid index in wxListBox::InsertItems") );
 562
 563     int nItems = items.GetCount();
 564
 565     for ( int i = 0 ; i < nItems ; i++ )
 566     {
 567         m_stringArray.Insert( items[i] , pos + i ) ;
 568         m_dataArray.Insert( NULL , pos + i ) ;
 569         MacInsert( pos + i , items[i] ) ;
 570     }
 571
 572     m_noItems += nItems;
 573 }
 574
 575 void wxListBox::SetString(int N, const wxString& s)
 576 {
 577     wxString str ;
 578     if( wxApp::s_macDefaultEncodingIsPC )
 579     {
 580         str = wxMacMakeMacStringFromPC( s )  ;
 581     }
 582     else
 583         str = s ;
 584     m_stringArray[N] = str ;
 585     MacSet( N , s ) ;
 586 }
 587
 588 wxSize wxListBox::DoGetBestSize() const
 589 {
 590     return wxSize(100, 100);
 591 }
 592
 593 int wxListBox::GetCount() const
 594 {
 595     return m_noItems;
 596 }
 597
 598 void wxListBox::SetupColours()
 599 {
 600     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
 601     SetForegroundColour(GetParent()->GetForegroundColour());
 602 }
 603
 604 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
 605 {
 606     wxControl::Refresh( eraseBack , rect ) ;
 607 //    MacRedrawControl() ;
 608 }
 609
 610 #if wxUSE_OWNER_DRAWN
 611
 612 class wxListBoxItem : public wxOwnerDrawn
 613 {
 614 public:
 615     wxListBoxItem(const wxString& str = "");
 616 };
 617
 618 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 619 {
 620     // no bitmaps/checkmarks
 621     SetMarginWidth(0);
 622 }
 623
 624 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
 625 {
 626     return new wxListBoxItem();
 627 }
 628
 629 #endif  //USE_OWNER_DRAWN
 630
 631 // ============================================================================
 632 // list box control implementation
 633 // ============================================================================
 634
 635 void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon)
 636 {
 637     wxListBox*          list;
 638     // typecast our refCon
 639     list = (wxListBox*)refCon;
 640
 641     MoveTo(cellRect->left + 4 , cellRect->top + 10 );
 642     const wxString text = list->m_stringArray[lCell.v] ;
 643     ::TextFont( kFontIDMonaco ) ;
 644     ::TextSize( 9  );
 645     ::TextFace( 0 ) ;
 646     DrawText(text, 0 , text.Length());
 647
 648 }
 649
 650 void wxListBox::MacDelete( int N )
 651 {
 652     LDelRow( 1 , N , (ListHandle)m_macList) ;
 653     Refresh();
 654 }
 655
 656 void wxListBox::MacInsert( int n , const char * text)
 657 {
 658     Cell cell = { 0 , 0 } ;
 659     cell.v = n ;
 660     LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
 661 //    LSetCell(text, strlen(text), cell, m_macList);
 662     Refresh();
 663 }
 664
 665 void wxListBox::MacAppend( const char * text)
 666 {
 667     Cell cell = { 0 , 0 } ;
 668     cell.v = (**(ListHandle)m_macList).dataBounds.bottom ;
 669     LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
 670  //   LSetCell(text, strlen(text), cell, m_macList);
 671     Refresh();
 672 }
 673
 674 void wxListBox::MacClear()
 675 {
 676     LDelRow( (**(ListHandle)m_macList).dataBounds.bottom , 0 ,(ListHandle) m_macList ) ;
 677     Refresh();
 678 }
 679
 680 void wxListBox::MacSetSelection( int n , bool select )
 681 {
 682     Cell cell = { 0 , 0 } ;
 683     if ( ! (m_windowStyle & wxLB_MULTIPLE) )
 684     {
 685         if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
 686         {
 687             LSetSelect( false , cell , (ListHandle)m_macList ) ;
 688         }
 689     }
 690
 691     cell.v = n ;
 692     LSetSelect( select , cell , (ListHandle)m_macList ) ;
 693     LAutoScroll( (ListHandle)m_macList ) ;
 694     Refresh();
 695 }
 696
 697 bool wxListBox::MacIsSelected( int n ) const
 698 {
 699     Cell cell = { 0 , 0 } ;
 700     cell.v = n ;
 701     return LGetSelect( false , &cell , (ListHandle)m_macList ) ;
 702 }
 703
 704 void wxListBox::MacDestroy()
 705 {
 706 //    DisposeExtLDEFInfo( m_macList ) ;
 707 }
 708
 709 int wxListBox::MacGetSelection() const
 710 {
 711     Cell cell = { 0 , 0 } ;
 712     if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
 713         return cell.v ;
 714     else
 715         return -1 ;
 716 }
 717
 718 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
 719 {
 720     int no_sel = 0 ;
 721
 722     aSelections.Empty();
 723
 724     Cell cell = { 0 , 0 } ;
 725     cell.v = 0 ;
 726
 727     while ( LGetSelect( true , &cell ,(ListHandle) m_macList ) )
 728     {
 729         aSelections.Add( cell.v ) ;
 730         no_sel++ ;
 731         cell.v++ ;
 732     }
 733     return no_sel ;
 734 }
 735
 736 void wxListBox::MacSet( int n , const char * text )
 737 {
 738     // our implementation does not store anything in the list
 739     // so we just have to redraw
 740     Cell cell = { 0 , 0 } ;
 741     cell.v = n ;
 742 //  LSetCell(text, strlen(text), cell, m_macList);
 743     Refresh();
 744 }
 745
 746 void wxListBox::MacScrollTo( int n )
 747 {
 748     // TODO implement scrolling
 749 }
 750
 751 void wxListBox::OnSize( const wxSizeEvent &event)
 752 {
 753     Point pt;
 754
 755 #if TARGET_CARBON
 756     GetListCellSize((ListHandle)m_macList, &pt);
 757 #else
 758     pt = (**(ListHandle)m_macList).cellSize ;
 759 #endif
 760     pt.h =  m_width - 15  ;
 761     LCellSize( pt , (ListHandle)m_macList ) ;
 762 }
 763
 764 void wxListBox::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
 765 {
 766     Boolean wasDoubleClick = false ;
 767     long    result ;
 768
 769     ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxDoubleClickTag , sizeof( wasDoubleClick ) , (char*) &wasDoubleClick  , &result ) ;
 770     if ( !wasDoubleClick )
 771     {
 772         MacDoClick() ;
 773     }
 774     else
 775     {
 776         MacDoDoubleClick() ;
 777     }
 778 }
 779
 780 void wxListBox::MacSetRedraw( bool doDraw )
 781 {
 782     LSetDrawingMode( doDraw , (ListHandle)m_macList ) ;
 783
 784 }
 785
 786 void wxListBox::MacDoClick()
 787 {
 788     wxArrayInt aSelections;
 789     int n, count = GetSelections(aSelections);
 790
 791     if ( count == m_selectionPreImage.GetCount() )
 792     {
 793         bool hasChanged = false ;
 794         for ( int i = 0 ; i < count ; ++i )
 795         {
 796             if ( aSelections[i] != m_selectionPreImage[i] )
 797             {
 798                 hasChanged = true ;
 799                 break ;
 800             }
 801         }
 802         if ( !hasChanged )
 803         {
 804             return ;
 805         }
 806     }
 807
 808     m_selectionPreImage = aSelections;
 809
 810     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 811     event.SetEventObject( this );
 812
 813     if ( count > 0 )
 814     {
 815         n = aSelections[0];
 816         if ( HasClientObjectData() )
 817             event.SetClientObject( GetClientObject(n) );
 818         else if ( HasClientUntypedData() )
 819             event.SetClientData( GetClientData(n) );
 820         event.SetString( GetString(n) );
 821     }
 822     else
 823     {
 824          n = -1;
 825     }
 826
 827     event.m_commandInt = n;
 828
 829     GetEventHandler()->ProcessEvent(event);
 830 }
 831
 832 void wxListBox::MacDoDoubleClick()
 833 {
 834     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
 835     event.SetEventObject( this );
 836         GetEventHandler()->ProcessEvent(event) ;
 837 }
 838
 839 static long sLastTypeIn = 0 ;
 840
 841 void wxListBox::OnChar(wxKeyEvent& event)
 842 {
 843         EventRecord *ev = (EventRecord*) (wxTheApp->MacGetCurrentEvent() ) ;
 844         short keycode ;
 845         short keychar ;
 846         keychar = short(ev->message & charCodeMask);
 847         keycode = short(ev->message & keyCodeMask) >> 8 ;
 848         if ( event.KeyCode() == WXK_SPACE )
 849         {
 850         wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 851         event.SetEventObject( this );
 852
 853         wxArrayInt aSelections;
 854         int n, count = GetSelections(aSelections);
 855         if ( count > 0 )
 856         {
 857                n = aSelections[0];
 858                if ( HasClientObjectData() )
 859                   event.SetClientObject( GetClientObject(n) );
 860               else if ( HasClientUntypedData() )
 861                   event.SetClientData( GetClientData(n) );
 862               event.SetString( GetString(n) );
 863         }
 864         else
 865         {
 866              n = -1;
 867         }
 868
 869         event.m_commandInt = n;
 870
 871         GetEventHandler()->ProcessEvent(event);
 872         }
 873         else if ( event.KeyCode() == WXK_DOWN || event.KeyCode() == WXK_UP )
 874         {
 875           ::HandleControlKey( (ControlHandle) m_macControl , keycode , keychar , ev->modifiers ) ;
 876         }
 877         else
 878         {
 879           if ( ev->when > m_lastTypeIn + 60 )
 880           {
 881             m_typeIn = "" ;
 882           }
 883           m_lastTypeIn = ev->when ;
 884           m_typeIn += (char) event.KeyCode() ;
 885           int line = FindString("*"+m_typeIn+"*") ;
 886           if ( line >= 0 )
 887           {
 888             SetSelection(line) ;
 889           }
 890         }
 891 }
 892