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