src/mac/classic/listbox.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        listbox.cpp
   3 // Purpose:     wxListBox
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "listbox.h"
  14 #endif
  15
  16 #include "wx/app.h"
  17 #include "wx/listbox.h"
  18 #include "wx/button.h"
  19 #include "wx/settings.h"
  20 #include "wx/toplevel.h"
  21 #include "wx/dynarray.h"
  22 #include "wx/log.h"
  23
  24 #include "wx/utils.h"
  25
  26 #if !USE_SHARED_LIBRARY
  27 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  28
  29 BEGIN_EVENT_TABLE(wxListBox, wxControl)
  30     EVT_SIZE( wxListBox::OnSize )
  31     EVT_CHAR( wxListBox::OnChar )
  32 END_EVENT_TABLE()
  33 #endif
  34
  35 #include "wx/mac/uma.h"
  36
  37 #if PRAGMA_STRUCT_ALIGN
  38     #pragma options align=mac68k
  39 #elif PRAGMA_STRUCT_PACKPUSH
  40     #pragma pack(push, 2)
  41 #elif PRAGMA_STRUCT_PACK
  42     #pragma pack(2)
  43 #endif
  44
  45 typedef struct {
  46     unsigned short instruction;
  47     void (*function)();
  48 } ldefRec, *ldefPtr, **ldefHandle;
  49
  50 #if PRAGMA_STRUCT_ALIGN
  51     #pragma options align=reset
  52 #elif PRAGMA_STRUCT_PACKPUSH
  53     #pragma pack(pop)
  54 #elif PRAGMA_STRUCT_PACK
  55     #pragma pack()
  56 #endif
  57
  58 #if TARGET_CARBON
  59 const short kwxMacListItemHeight = 19 ;
  60 #else
  61 const short kwxMacListItemHeight = 14 ;
  62 #endif
  63
  64 extern "C"
  65 {
  66 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  67                                      Cell cell, short dataOffset, short dataLength,
  68                                      ListHandle listHandle ) ;
  69 }
  70
  71 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
  72                                      Cell cell, short dataOffset, short dataLength,
  73                                      ListHandle listHandle )
  74 {
  75     wxListBox*          list;
  76     list = (wxListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
  77     if ( list == NULL )
  78         return ;
  79
  80     GrafPtr savePort;
  81     GrafPtr grafPtr;
  82     RgnHandle savedClipRegion;
  83     SInt32 savedPenMode;
  84     GetPort(&savePort);
  85     SetPort((**listHandle).port);
  86     grafPtr = (**listHandle).port ;
  87     // typecast our refCon
  88
  89     //  Calculate the cell rect.
  90
  91     switch( message ) {
  92     case lInitMsg:
  93         break;
  94
  95     case lCloseMsg:
  96         break;
  97
  98     case lDrawMsg:
  99         {
 100             const wxString linetext = list->m_stringArray[cell.v] ;
 101
 102             //  Save the current clip region, and set the clip region to the area we are about
 103             //  to draw.
 104
 105             savedClipRegion = NewRgn();
 106             GetClip( savedClipRegion );
 107
 108             ClipRect( drawRect );
 109             EraseRect( drawRect );
 110
 111             const wxFont& font = list->GetFont();
 112             if ( font.Ok() )
 113             {
 114                 ::TextFont( font.GetMacFontNum() ) ;
 115                 ::TextSize( font.GetMacFontSize() ) ;
 116                 ::TextFace( font.GetMacFontStyle() ) ;
 117             }
 118             else
 119             {
 120                 ::TextFont( kFontIDMonaco ) ;
 121                 ::TextSize( 9  );
 122                 ::TextFace( 0 ) ;
 123             }
 124
 125 #if TARGET_CARBON
 126                         {
 127                                 Rect frame = { drawRect->top, drawRect->left + 4,
 128                                     drawRect->top + kwxMacListItemHeight, drawRect->right + 10000 } ;
 129                                 CFMutableStringRef mString = CFStringCreateMutableCopy( NULL , 0 , wxMacCFStringHolder(linetext , list->GetFont().GetEncoding()) ) ;
 130                                 ::TruncateThemeText( mString , kThemeCurrentPortFont, kThemeStateActive, drawRect->right - drawRect->left , truncEnd , NULL ) ;
 131                                 ::DrawThemeTextBox( mString,
 132                                     kThemeCurrentPortFont,
 133                                     kThemeStateActive,
 134                                     false,
 135                                     &frame,
 136                                     teJustLeft,
 137                                     nil );
 138                                 CFRelease( mString ) ;
 139                         }
 140 #else
 141             {
 142                 wxCharBuffer text = linetext.mb_str( wxConvLocal) ;
 143                 MoveTo(drawRect->left + 4 , drawRect->top + 10 );
 144                 DrawText(text, 0 , strlen(text) );
 145             }
 146 #endif
 147             //  If the cell is hilited, do the hilite now. Paint the cell contents with the
 148             //  appropriate QuickDraw transform mode.
 149
 150             if( isSelected ) {
 151                 savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
 152                 SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
 153                 PaintRect( drawRect );
 154                 SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
 155             }
 156
 157             //  Restore the saved clip region.
 158
 159             SetClip( savedClipRegion );
 160             DisposeRgn( savedClipRegion );
 161         }
 162         break;
 163     case lHiliteMsg:
 164
 165         //  Hilite or unhilite the cell. Paint the cell contents with the
 166         //  appropriate QuickDraw transform mode.
 167
 168         GetPort( &grafPtr );
 169         savedPenMode = GetPortPenMode( (CGrafPtr)grafPtr );
 170         SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
 171         PaintRect( drawRect );
 172         SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
 173         break;
 174     default :
 175         break ;
 176     }
 177     SetPort(savePort);
 178 }
 179
 180 extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;
 181 // resources ldef ids
 182 const short kwxMacListWithVerticalScrollbar = 128 ;
 183 const short kwxMacListWithVerticalAndHorizontalScrollbar = 129 ;
 184
 185 // ============================================================================
 186 // list box control implementation
 187 // ============================================================================
 188
 189 // Listbox item
 190 wxListBox::wxListBox()
 191 {
 192   m_noItems = 0;
 193   m_selected = 0;
 194   m_macList = NULL ;
 195 }
 196
 197 static ListDefUPP macListDefUPP = NULL ;
 198
 199 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 200                        const wxPoint& pos,
 201                        const wxSize& size,
 202                        const wxArrayString& choices,
 203                        long style,
 204                        const wxValidator& validator,
 205                        const wxString& name)
 206 {
 207     wxCArrayString chs(choices);
 208
 209     return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
 210                   style, validator, name);
 211 }
 212
 213 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 214                        const wxPoint& pos,
 215                        const wxSize& size,
 216                        int n, const wxString choices[],
 217                        long style,
 218                        const wxValidator& validator,
 219                        const wxString& name)
 220 {
 221     if ( !wxListBoxBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
 222         return false;
 223
 224     m_noItems = 0 ; // this will be increased by our append command
 225     m_selected = 0;
 226
 227     Rect bounds ;
 228     Str255 title ;
 229
 230     MacPreControlCreate( parent , id ,  wxEmptyString , pos , size ,style, validator , name , &bounds , title ) ;
 231
 232     ListDefSpec listDef;
 233     listDef.defType = kListDefUserProcType;
 234     if ( macListDefUPP == NULL )
 235     {
 236         macListDefUPP = NewListDefUPP( wxMacListDefinition );
 237     }
 238     listDef.u.userProc = macListDefUPP ;
 239
 240     Str255 fontName ;
 241     SInt16 fontSize ;
 242     Style fontStyle ;
 243 #if TARGET_CARBON
 244     GetThemeFont(kThemeViewsFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
 245 #else
 246     GetFontName( kFontIDMonaco , fontName ) ;
 247     fontSize = 9 ;
 248     fontStyle = normal ;
 249 #endif
 250     SetFont( wxFont (fontSize, wxSWISS, wxNORMAL, wxNORMAL , false , wxMacMakeStringFromPascal( fontName ) ) ) ;
 251 #if TARGET_CARBON
 252     Size asize;
 253
 254
 255     CreateListBoxControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, false, 0, 1, (style & wxLB_HSCROLL), true,
 256                           kwxMacListItemHeight, kwxMacListItemHeight, false, &listDef, (ControlRef *)&m_macControl );
 257
 258     GetControlData( (ControlHandle) m_macControl, kControlNoPart, kControlListBoxListHandleTag,
 259                    sizeof(ListHandle), (Ptr) &m_macList, &asize);
 260
 261     SetControlReference( (ControlHandle) m_macControl, (long) this);
 262     SetControlVisibility( (ControlHandle) m_macControl, false, false);
 263
 264 #else
 265
 266     long    result ;
 267     wxStAppResource resload ;
 268     m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false ,
 269                   (style & wxLB_HSCROLL) ? kwxMacListWithVerticalAndHorizontalScrollbar : kwxMacListWithVerticalScrollbar ,
 270                   0 , 0, kControlListBoxProc , (long) this ) ;
 271     ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
 272                sizeof( ListHandle ) , (char*) &m_macList  , &result ) ;
 273
 274     HLock( (Handle) m_macList ) ;
 275     ldefHandle ldef ;
 276     ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
 277     if (  (**(ListHandle)m_macList).listDefProc != NULL )
 278     {
 279       (**ldef).instruction = 0x4EF9;  /* JMP instruction */
 280       (**ldef).function = (void(*)()) listDef.u.userProc;
 281       (**(ListHandle)m_macList).listDefProc = (Handle) ldef ;
 282     }
 283
 284     Point pt = (**(ListHandle)m_macList).cellSize ;
 285     pt.v = kwxMacListItemHeight ;
 286     LCellSize( pt , (ListHandle)m_macList ) ;
 287     LAddColumn( 1 , 0 , (ListHandle)m_macList ) ;
 288 #endif
 289     OptionBits  options = 0;
 290     if ( style & wxLB_MULTIPLE )
 291     {
 292         options += lExtendDrag + lUseSense  ;
 293     }
 294     else if ( style & wxLB_EXTENDED )
 295     {
 296         // default behaviour
 297     }
 298     else
 299     {
 300         options = (OptionBits) lOnlyOne ;
 301     }
 302     SetListSelectionFlags((ListHandle)m_macList, options);
 303
 304     for ( int i = 0 ; i < n ; i++ )
 305     {
 306         Append( choices[i] ) ;
 307     }
 308
 309     MacPostControlCreate() ;
 310
 311     LSetDrawingMode( true , (ListHandle)m_macList ) ;
 312
 313     return TRUE;
 314 }
 315
 316 wxListBox::~wxListBox()
 317 {
 318     FreeData() ;
 319     // avoid access during destruction
 320     SetControlReference( (ControlHandle) m_macControl , NULL ) ;
 321     if ( m_macList )
 322     {
 323 #if !TARGET_CARBON
 324         DisposeHandle( (**(ListHandle)m_macList).listDefProc ) ;
 325         (**(ListHandle)m_macList).listDefProc = NULL ;
 326 #endif
 327         m_macList = NULL ;
 328     }
 329 }
 330
 331 void wxListBox::FreeData()
 332 {
 333 #if wxUSE_OWNER_DRAWN
 334     if ( m_windowStyle & wxLB_OWNERDRAW )
 335     {
 336         size_t uiCount = m_aItems.Count();
 337         while ( uiCount-- != 0 ) {
 338             delete m_aItems[uiCount];
 339             m_aItems[uiCount] = NULL;
 340         }
 341
 342         m_aItems.Clear();
 343     }
 344     else
 345 #endif // wxUSE_OWNER_DRAWN
 346     if ( HasClientObjectData() )
 347     {
 348         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
 349         {
 350             delete GetClientObject(n);
 351         }
 352     }
 353 }
 354
 355 void  wxListBox::DoSetSize(int x, int y,
 356             int width, int height,
 357             int sizeFlags )
 358 {
 359     wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
 360 #if TARGET_CARBON
 361     Rect bounds ;
 362     GetControlBounds( (ControlHandle) m_macControl , &bounds ) ;
 363     ControlRef control = GetListVerticalScrollBar( (ListHandle)m_macList ) ;
 364     if ( control )
 365     {
 366         Rect scrollbounds ;
 367         GetControlBounds( control , &scrollbounds ) ;
 368         if( scrollbounds.right != bounds.right + 1 )
 369         {
 370             UMAMoveControl( control , bounds.right - (scrollbounds.right - scrollbounds.left) + 1 ,
 371                 scrollbounds.top ) ;
 372         }
 373     }
 374 #endif
 375 }
 376 void wxListBox::DoSetFirstItem(int N)
 377 {
 378     MacScrollTo( N ) ;
 379 }
 380
 381 void wxListBox::Delete(int N)
 382 {
 383     wxCHECK_RET( N >= 0 && N < m_noItems,
 384                  wxT("invalid index in wxListBox::Delete") );
 385
 386 #if wxUSE_OWNER_DRAWN
 387     delete m_aItems[N];
 388     m_aItems.RemoveAt(N);
 389 #else // !wxUSE_OWNER_DRAWN
 390     if ( HasClientObjectData() )
 391     {
 392         delete GetClientObject(N);
 393     }
 394 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 395     m_stringArray.RemoveAt( N ) ;
 396     m_dataArray.RemoveAt( N ) ;
 397     m_noItems --;
 398
 399     MacDelete( N ) ;
 400 }
 401
 402 int wxListBox::DoAppend(const wxString& item)
 403 {
 404     int index = m_noItems ;
 405     m_stringArray.Add( item ) ;
 406     m_dataArray.Add( NULL );
 407     m_noItems ++;
 408     DoSetItemClientData( index , NULL ) ;
 409     MacAppend( item ) ;
 410
 411     return index ;
 412 }
 413
 414 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 415 {
 416     MacSetRedraw( false ) ;
 417     Clear() ;
 418     int n = choices.GetCount();
 419
 420     for( int i = 0 ; i < n ; ++i )
 421     {
 422         if ( clientData )
 423         {
 424 #if wxUSE_OWNER_DRAWN
 425             wxASSERT_MSG(clientData[i] == NULL,
 426                 wxT("Can't use client data with owner-drawn listboxes"));
 427 #else // !wxUSE_OWNER_DRAWN
 428             Append( choices[i] , clientData[i] ) ;
 429 #endif
 430         }
 431         else
 432             Append( choices[i] ) ;
 433     }
 434
 435 #if wxUSE_OWNER_DRAWN
 436     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 437         // first delete old items
 438         size_t ui = m_aItems.Count();
 439         while ( ui-- != 0 ) {
 440             delete m_aItems[ui];
 441             m_aItems[ui] = NULL;
 442         }
 443         m_aItems.Empty();
 444
 445         // then create new ones
 446         for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
 447             wxOwnerDrawn *pNewItem = CreateItem(ui);
 448             pNewItem->SetName(choices[ui]);
 449             m_aItems.Add(pNewItem);
 450         }
 451     }
 452 #endif // wxUSE_OWNER_DRAWN
 453     MacSetRedraw( true ) ;
 454 }
 455
 456 bool wxListBox::HasMultipleSelection() const
 457 {
 458     return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED);
 459 }
 460
 461 int wxListBox::FindString(const wxString& s) const
 462 {
 463
 464     if ( s.Right(1) == wxT("*") )
 465     {
 466         wxString search = s.Left( s.Length() - 1 ) ;
 467         int len = search.Length() ;
 468         Str255 s1 , s2 ;
 469         wxMacStringToPascal( search , s2 ) ;
 470
 471         for ( int i = 0 ; i < m_noItems ; ++ i )
 472         {
 473                 wxMacStringToPascal( m_stringArray[i].Left( len ) , s1 ) ;
 474
 475             if ( EqualString( s1 , s2 , false , false ) )
 476                 return i ;
 477         }
 478         if ( s.Left(1) == wxT("*") && s.Length() > 1 )
 479         {
 480             wxString st = s ;
 481             st.MakeLower() ;
 482             for ( int i = 0 ; i < m_noItems ; ++i )
 483             {
 484                 if ( GetString(i).Lower().Matches(st) )
 485                     return i ;
 486             }
 487         }
 488
 489     }
 490     else
 491     {
 492         Str255 s1 , s2 ;
 493
 494         wxMacStringToPascal( s , s2 ) ;
 495
 496         for ( int i = 0 ; i < m_noItems ; ++ i )
 497         {
 498                 wxMacStringToPascal( m_stringArray[i] , s1 ) ;
 499
 500             if ( EqualString( s1 , s2 , false , false ) )
 501                 return i ;
 502         }
 503     }
 504     return -1;
 505 }
 506
 507 void wxListBox::Clear()
 508 {
 509     FreeData();
 510     m_noItems = 0;
 511     m_stringArray.Empty() ;
 512     m_dataArray.Empty() ;
 513     MacClear() ;
 514 }
 515
 516 void wxListBox::SetSelection(int N, bool select)
 517 {
 518     wxCHECK_RET( N >= 0 && N < m_noItems,
 519         wxT("invalid index in wxListBox::SetSelection") );
 520     MacSetSelection( N , select ) ;
 521     GetSelections( m_selectionPreImage ) ;
 522 }
 523
 524 bool wxListBox::IsSelected(int N) const
 525 {
 526     wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
 527         wxT("invalid index in wxListBox::Selected") );
 528
 529     return MacIsSelected( N ) ;
 530 }
 531
 532 void *wxListBox::DoGetItemClientData(int N) const
 533 {
 534     wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
 535         wxT("invalid index in wxListBox::GetClientData"));
 536
 537     return (void *)m_dataArray[N];
 538 }
 539
 540 wxClientData *wxListBox::DoGetItemClientObject(int N) const
 541 {
 542     return (wxClientData *) DoGetItemClientData( N ) ;
 543 }
 544
 545 void wxListBox::DoSetItemClientData(int N, void *Client_data)
 546 {
 547     wxCHECK_RET( N >= 0 && N < m_noItems,
 548         wxT("invalid index in wxListBox::SetClientData") );
 549
 550 #if wxUSE_OWNER_DRAWN
 551     if ( m_windowStyle & wxLB_OWNERDRAW )
 552     {
 553         // client data must be pointer to wxOwnerDrawn, otherwise we would crash
 554         // in OnMeasure/OnDraw.
 555         wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
 556     }
 557 #endif // wxUSE_OWNER_DRAWN
 558     wxASSERT_MSG( m_dataArray.GetCount() >= (size_t) N , wxT("invalid client_data array") ) ;
 559
 560     if ( m_dataArray.GetCount() > (size_t) N )
 561     {
 562         m_dataArray[N] = (char*) Client_data ;
 563     }
 564     else
 565     {
 566         m_dataArray.Add( (char*) Client_data ) ;
 567     }
 568 }
 569
 570 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 571 {
 572     DoSetItemClientData(n, clientData);
 573 }
 574
 575 // Return number of selections and an array of selected integers
 576 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 577 {
 578     return MacGetSelections( aSelections ) ;
 579 }
 580
 581 // Get single selection, for single choice list items
 582 int wxListBox::GetSelection() const
 583 {
 584     return MacGetSelection() ;
 585 }
 586
 587 // Find string for position
 588 wxString wxListBox::GetString(int N) const
 589 {
 590         return m_stringArray[N]  ;
 591 }
 592
 593 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 594 {
 595     wxCHECK_RET( pos >= 0 && pos <= m_noItems,
 596         wxT("invalid index in wxListBox::InsertItems") );
 597
 598     int nItems = items.GetCount();
 599
 600     for ( int i = 0 ; i < nItems ; i++ )
 601     {
 602         m_stringArray.Insert( items[i] , pos + i ) ;
 603         m_dataArray.Insert( NULL , pos + i ) ;
 604         MacInsert( pos + i , items[i] ) ;
 605     }
 606
 607     m_noItems += nItems;
 608 }
 609
 610 void wxListBox::SetString(int N, const wxString& s)
 611 {
 612     m_stringArray[N] = s ;
 613     MacSet( N , s ) ;
 614 }
 615
 616 wxSize wxListBox::DoGetBestSize() const
 617 {
 618     int lbWidth = 100;  // some defaults
 619     int lbHeight = 110;
 620     int wLine;
 621
 622     {
 623         wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetRootWindow() ) ) ;
 624
 625         if ( m_font.Ok() )
 626         {
 627             ::TextFont( m_font.GetMacFontNum() ) ;
 628             ::TextSize( m_font.GetMacFontSize() ) ;
 629             ::TextFace( m_font.GetMacFontStyle() ) ;
 630         }
 631         else
 632         {
 633             ::TextFont( kFontIDMonaco ) ;
 634             ::TextSize( 9  );
 635             ::TextFace( 0 ) ;
 636         }
 637
 638         // Find the widest line
 639         for(int i = 0; i < GetCount(); i++) {
 640             wxString str(GetString(i));
 641         #if wxUSE_UNICODE
 642             Point bounds={0,0} ;
 643             SInt16 baseline ;
 644             ::GetThemeTextDimensions( wxMacCFStringHolder( str , m_font.GetEncoding() ) ,
 645                 kThemeCurrentPortFont,
 646                 kThemeStateActive,
 647                 false,
 648                 &bounds,
 649                 &baseline );
 650             wLine = bounds.h ;
 651         #else
 652             wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
 653         #endif
 654             lbWidth = wxMax(lbWidth, wLine);
 655         }
 656
 657         // Add room for the scrollbar
 658         lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 659
 660         // And just a bit more
 661         int cy = 12 ;
 662         int cx = ::TextWidth( "X" , 0 , 1 ) ;
 663         lbWidth += cx ;
 664
 665         // don't make the listbox too tall (limit height to around 10 items) but don't
 666         // make it too small neither
 667         lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
 668     }
 669     return wxSize(lbWidth, lbHeight);
 670 }
 671
 672 int wxListBox::GetCount() const
 673 {
 674     return m_noItems;
 675 }
 676
 677 void wxListBox::SetupColours()
 678 {
 679     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
 680     SetForegroundColour(GetParent()->GetForegroundColour());
 681 }
 682
 683 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
 684 {
 685     wxControl::Refresh( eraseBack , rect ) ;
 686     //    MacRedrawControl() ;
 687 }
 688
 689 #if wxUSE_OWNER_DRAWN
 690
 691 class wxListBoxItem : public wxOwnerDrawn
 692 {
 693 public:
 694     wxListBoxItem(const wxString& str = "");
 695 };
 696
 697 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 698 {
 699     // no bitmaps/checkmarks
 700     SetMarginWidth(0);
 701 }
 702
 703 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
 704 {
 705     return new wxListBoxItem();
 706 }
 707
 708 #endif  //USE_OWNER_DRAWN
 709
 710 // ============================================================================
 711 // list box control implementation
 712 // ============================================================================
 713
 714 /*
 715 void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon)
 716 {
 717 wxListBox*          list;
 718 // typecast our refCon
 719 list = (wxListBox*)refCon;
 720
 721   MoveTo(cellRect->left + 4 , cellRect->top + 10 );
 722   const wxString text = list->m_stringArray[lCell.v] ;
 723   ::TextFont( kFontIDMonaco ) ;
 724   ::TextSize( 9  );
 725   ::TextFace( 0 ) ;
 726   DrawText(text, 0 , text.Length());
 727
 728     }
 729 */
 730 void wxListBox::MacDelete( int N )
 731 {
 732     LDelRow( 1 , N , (ListHandle)m_macList) ;
 733     Refresh();
 734 }
 735
 736 void wxListBox::MacInsert( int n , const wxString& text)
 737 {
 738     Cell cell = { 0 , 0 } ;
 739     cell.v = n ;
 740     LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
 741     //    LSetCell(text, strlen(text), cell, m_macList);
 742     Refresh();
 743 }
 744
 745 void wxListBox::MacAppend( const wxString& text)
 746 {
 747     Cell cell = { 0 , 0 } ;
 748     cell.v = (**(ListHandle)m_macList).dataBounds.bottom ;
 749     LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
 750     //   LSetCell(text, strlen(text), cell, m_macList);
 751     Refresh();
 752 }
 753
 754 void wxListBox::MacClear()
 755 {
 756     LDelRow( (**(ListHandle)m_macList).dataBounds.bottom , 0 ,(ListHandle) m_macList ) ;
 757     Refresh();
 758 }
 759
 760 void wxListBox::MacSetSelection( int n , bool select )
 761 {
 762     Cell cell = { 0 , 0 } ;
 763     if ( ! (m_windowStyle & wxLB_MULTIPLE) )
 764     {
 765         if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
 766         {
 767             LSetSelect( false , cell , (ListHandle)m_macList ) ;
 768         }
 769     }
 770
 771     cell.v = n ;
 772     LSetSelect( select , cell , (ListHandle)m_macList ) ;
 773     LAutoScroll( (ListHandle)m_macList ) ;
 774     Refresh();
 775 }
 776
 777 bool wxListBox::MacIsSelected( int n ) const
 778 {
 779     Cell cell = { 0 , 0 } ;
 780     cell.v = n ;
 781     return LGetSelect( false , &cell , (ListHandle)m_macList ) ;
 782 }
 783
 784 void wxListBox::MacDestroy()
 785 {
 786     //    DisposeExtLDEFInfo( m_macList ) ;
 787 }
 788
 789 int wxListBox::MacGetSelection() const
 790 {
 791     Cell cell = { 0 , 0 } ;
 792     if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
 793         return cell.v ;
 794     else
 795         return -1 ;
 796 }
 797
 798 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
 799 {
 800     int no_sel = 0 ;
 801
 802     aSelections.Empty();
 803
 804     Cell cell = { 0 , 0 } ;
 805     cell.v = 0 ;
 806
 807     while ( LGetSelect( true , &cell ,(ListHandle) m_macList ) )
 808     {
 809         aSelections.Add( cell.v ) ;
 810         no_sel++ ;
 811         cell.v++ ;
 812     }
 813     return no_sel ;
 814 }
 815
 816 void wxListBox::MacSet( int n , const wxString& text )
 817 {
 818     // our implementation does not store anything in the list
 819     // so we just have to redraw
 820     Cell cell = { 0 , 0 } ;
 821     cell.v = n ;
 822     //  LSetCell(text, strlen(text), cell, m_macList);
 823     Refresh();
 824 }
 825
 826 void wxListBox::MacScrollTo( int n )
 827 {
 828     // TODO implement scrolling
 829 }
 830
 831 void wxListBox::OnSize( wxSizeEvent &event)
 832 {
 833     Point pt;
 834
 835 #if TARGET_CARBON
 836     GetListCellSize((ListHandle)m_macList, &pt);
 837 #else
 838     pt = (**(ListHandle)m_macList).cellSize ;
 839 #endif
 840     pt.h =  m_width - 15  ;
 841     LCellSize( pt , (ListHandle)m_macList ) ;
 842 }
 843
 844 void wxListBox::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED(mouseStillDown))
 845 {
 846     Boolean wasDoubleClick = false ;
 847     long    result ;
 848
 849     ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxDoubleClickTag , sizeof( wasDoubleClick ) , (char*) &wasDoubleClick  , &result ) ;
 850     if ( !wasDoubleClick )
 851     {
 852         MacDoClick() ;
 853     }
 854     else
 855     {
 856         MacDoDoubleClick() ;
 857     }
 858 }
 859
 860 void wxListBox::MacSetRedraw( bool doDraw )
 861 {
 862     LSetDrawingMode( doDraw , (ListHandle)m_macList ) ;
 863
 864 }
 865
 866 void wxListBox::MacDoClick()
 867 {
 868     wxArrayInt aSelections;
 869     int n ;
 870     size_t count = GetSelections(aSelections);
 871
 872     if ( count == m_selectionPreImage.GetCount() )
 873     {
 874         bool hasChanged = false ;
 875         for ( size_t i = 0 ; i < count ; ++i )
 876         {
 877             if ( aSelections[i] != m_selectionPreImage[i] )
 878             {
 879                 hasChanged = true ;
 880                 break ;
 881             }
 882         }
 883         if ( !hasChanged )
 884         {
 885             return ;
 886         }
 887     }
 888
 889     m_selectionPreImage = aSelections;
 890
 891     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 892     event.SetEventObject( this );
 893
 894     if ( count > 0 )
 895     {
 896         n = aSelections[0];
 897         if ( HasClientObjectData() )
 898             event.SetClientObject( GetClientObject(n) );
 899         else if ( HasClientUntypedData() )
 900             event.SetClientData( GetClientData(n) );
 901         event.SetString( GetString(n) );
 902     }
 903     else
 904     {
 905         n = -1;
 906     }
 907
 908     event.m_commandInt = n;
 909
 910     GetEventHandler()->ProcessEvent(event);
 911 }
 912
 913 void wxListBox::MacDoDoubleClick()
 914 {
 915     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
 916     event.SetEventObject( this );
 917     GetEventHandler()->ProcessEvent(event) ;
 918 }
 919
 920 void wxListBox::OnChar(wxKeyEvent& event)
 921 {
 922     if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER)
 923     {
 924         wxWindow* parent = GetParent() ;
 925         while( parent  && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 926             parent = parent->GetParent() ;
 927
 928         if ( parent && parent->GetDefaultItem() )
 929         {
 930             wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
 931                 wxButton);
 932             if ( def && def->IsEnabled() )
 933             {
 934                 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 935                 event.SetEventObject(def);
 936                 def->Command(event);
 937                 return ;
 938             }
 939         }
 940         event.Skip() ;
 941     }
 942     /* generate wxID_CANCEL if command-. or <esc> has been pressed (typically in dialogs) */
 943     else if (event.GetKeyCode() == WXK_ESCAPE || (event.GetKeyCode() == '.' && event.MetaDown() ) )
 944     {
 945         // FIXME: look in ancestors, not just parent.
 946         wxWindow* win = GetParent()->FindWindow( wxID_CANCEL ) ;
 947         if (win)
 948         {
 949                 wxCommandEvent new_event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
 950                 new_event.SetEventObject( win );
 951                 win->GetEventHandler()->ProcessEvent( new_event );
 952         }
 953     }
 954     else if ( event.GetKeyCode() == WXK_TAB )
 955     {
 956         wxNavigationKeyEvent new_event;
 957         new_event.SetEventObject( this );
 958         new_event.SetDirection( !event.ShiftDown() );
 959         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
 960         new_event.SetWindowChange( event.ControlDown() );
 961         new_event.SetCurrentFocus( this );
 962         if ( !GetEventHandler()->ProcessEvent( new_event ) )
 963             event.Skip() ;
 964     }
 965     else if ( event.GetKeyCode() == WXK_DOWN || event.GetKeyCode() == WXK_UP )
 966     {
 967         // perform the default key handling first
 968         wxControl::OnKeyDown( event ) ;
 969
 970         wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 971         event.SetEventObject( this );
 972
 973         wxArrayInt aSelections;
 974         int n, count = GetSelections(aSelections);
 975         if ( count > 0 )
 976         {
 977             n = aSelections[0];
 978             if ( HasClientObjectData() )
 979                 event.SetClientObject( GetClientObject(n) );
 980             else if ( HasClientUntypedData() )
 981                 event.SetClientData( GetClientData(n) );
 982             event.SetString( GetString(n) );
 983         }
 984         else
 985         {
 986             n = -1;
 987         }
 988
 989         event.m_commandInt = n;
 990
 991         GetEventHandler()->ProcessEvent(event);
 992     }
 993     else
 994     {
 995         if ( event.GetTimestamp() > m_lastTypeIn + 60 )
 996         {
 997             m_typeIn = wxEmptyString ;
 998         }
 999         m_lastTypeIn = event.GetTimestamp() ;
1000         m_typeIn += (char) event.GetKeyCode() ;
1001         int line = FindString(wxT("*")+m_typeIn+wxT("*")) ;
1002         if ( line >= 0 )
1003         {
1004             if ( GetSelection() != line )
1005             {
1006                 SetSelection(line) ;
1007                 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
1008                 event.SetEventObject( this );
1009
1010                 if ( HasClientObjectData() )
1011                     event.SetClientObject( GetClientObject( line ) );
1012                 else if ( HasClientUntypedData() )
1013                     event.SetClientData( GetClientData(line) );
1014                 event.SetString( GetString(line) );
1015
1016                 event.m_commandInt = line ;
1017
1018                 GetEventHandler()->ProcessEvent(event);
1019             }
1020         }
1021     }
1022 }
1023