src/mac/classic/listbox.cpp

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