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