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 #ifndef __WXMAC_OSX__
  31 //    EVT_SIZE( wxListBox::OnSize )
  32     EVT_CHAR( wxListBox::OnChar )
  33 #endif
  34 END_EVENT_TABLE()
  35 #endif
  36
  37 #include "wx/mac/uma.h"
  38
  39 const short kTextColumnId = 1024 ;
  40
  41 // new databrowserbased version
  42 // because of the limited insert
  43 // functionality of DataBrowser,
  44 // we just introduce id s corresponding
  45 // to the line number
  46
  47 #if TARGET_API_MAC_OSX
  48 static pascal void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  49     DataBrowserItemNotification message, DataBrowserItemDataRef itemData)
  50 #else
  51 static pascal  void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  52     DataBrowserItemNotification message)
  53 #endif
  54 {
  55     long ref = GetControlReference( browser ) ;
  56     if ( ref )
  57     {
  58         wxListBox* list = wxDynamicCast( (wxObject*) ref , wxListBox ) ;
  59         int i = itemID - 1 ;
  60         if (i >= 0 && i < list->GetCount() )
  61         {
  62             bool trigger = false ;
  63             wxCommandEvent event(
  64                 wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
  65             switch( message )
  66             {
  67                 case kDataBrowserItemDeselected :
  68                     if ( list->HasMultipleSelection() )
  69                         trigger = !list->MacIsSelectionSuppressed() ;
  70                     break ;
  71                 case kDataBrowserItemSelected :
  72                     trigger = !list->MacIsSelectionSuppressed() ;
  73                     break ;
  74                 case kDataBrowserItemDoubleClicked :
  75                     event.SetEventType(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED) ;
  76                     trigger = true ;
  77                     break ;
  78                 default :
  79                     break ;
  80             }
  81             if ( trigger )
  82             {
  83                 event.SetEventObject( list );
  84                 if ( list->HasClientObjectData() )
  85                     event.SetClientObject( list->GetClientObject(i) );
  86                 else if ( list->HasClientUntypedData() )
  87                     event.SetClientData( list->GetClientData(i) );
  88                 event.SetString( list->GetString(i) );
  89                 event.SetInt(i) ;
  90                 event.SetExtraLong( list->HasMultipleSelection() ? message == kDataBrowserItemSelected : TRUE );
  91                 wxPostEvent( list->GetEventHandler() , event ) ;
  92                 // direct notification is not always having the listbox GetSelection() having in synch with event
  93                 // list->GetEventHandler()->ProcessEvent(event) ;
  94             }
  95         }
  96     }
  97 }
  98
  99 static pascal OSStatus ListBoxGetSetItemData(ControlRef browser,
 100     DataBrowserItemID itemID, DataBrowserPropertyID property,
 101     DataBrowserItemDataRef itemData, Boolean changeValue)
 102 {
 103         OSStatus err = errDataBrowserPropertyNotSupported;
 104
 105         if ( ! changeValue )
 106         {
 107         switch (property)
 108         {
 109
 110             case kTextColumnId:
 111                 {
 112                     long ref = GetControlReference( browser ) ;
 113                     if ( ref )
 114                     {
 115                         wxListBox* list = wxDynamicCast( (wxObject*) ref , wxListBox ) ;
 116                     int i = itemID - 1 ;
 117                     if (i >= 0 && i < list->GetCount() )
 118                             {
 119                                 wxMacCFStringHolder cf( list->GetString(i) , list->GetFont().GetEncoding() ) ;
 120                                 verify_noerr( ::SetDataBrowserItemDataText( itemData , cf ) ) ;
 121                                 err = noErr ;
 122                             }
 123                         }
 124                 }
 125                 break;
 126
 127                 default:
 128
 129                 break;
 130         }
 131         }
 132
 133         return err;
 134 }
 135
 136
 137 // Listbox item
 138 wxListBox::wxListBox()
 139 {
 140   m_noItems = 0;
 141   m_selected = 0;
 142   m_macList = NULL ;
 143   m_suppressSelection = false ;
 144 }
 145
 146 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 147                        const wxPoint& pos,
 148                        const wxSize& size,
 149                        const wxArrayString& choices,
 150                        long style,
 151                        const wxValidator& validator,
 152                        const wxString& name)
 153 {
 154     wxCArrayString chs(choices);
 155
 156     return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
 157                   style, validator, name);
 158 }
 159
 160 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 161                        const wxPoint& pos,
 162                        const wxSize& size,
 163                        int n, const wxString choices[],
 164                        long style,
 165                        const wxValidator& validator,
 166                        const wxString& name)
 167 {
 168     m_macIsUserPane = FALSE ;
 169
 170     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
 171                   _T("only one of listbox selection modes can be specified") );
 172
 173     if ( !wxListBoxBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
 174         return false;
 175
 176     m_noItems = 0 ; // this will be increased by our append command
 177     m_selected = 0;
 178
 179     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
 180
 181     m_peer = new wxMacControl() ;
 182     verify_noerr( ::CreateDataBrowserControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, kDataBrowserListView , m_peer->GetControlRefAddr() ) );
 183
 184     DataBrowserSelectionFlags  options = kDataBrowserDragSelect ;
 185     if ( style & wxLB_MULTIPLE )
 186     {
 187         options += kDataBrowserAlwaysExtendSelection + kDataBrowserCmdTogglesSelection  ;
 188     }
 189     else if ( style & wxLB_EXTENDED )
 190     {
 191         // default behaviour
 192     }
 193     else
 194     {
 195         options += kDataBrowserSelectOnlyOne ;
 196     }
 197     verify_noerr(m_peer->SetSelectionFlags( options ) );
 198
 199     DataBrowserListViewColumnDesc columnDesc ;
 200     columnDesc.headerBtnDesc.titleOffset = 0;
 201         columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc;
 202
 203         columnDesc.headerBtnDesc.btnFontStyle.flags     =
 204                 kControlUseFontMask | kControlUseJustMask;
 205
 206         columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlNoContent;
 207         columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
 208         columnDesc.headerBtnDesc.btnFontStyle.just = teFlushDefault;
 209         columnDesc.headerBtnDesc.minimumWidth = 0;
 210         columnDesc.headerBtnDesc.maximumWidth = 10000;
 211
 212         columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont;
 213         columnDesc.headerBtnDesc.btnFontStyle.style = normal;
 214         columnDesc.headerBtnDesc.titleString = NULL ; // CFSTR( "" );
 215
 216         columnDesc.propertyDesc.propertyID = kTextColumnId;
 217         columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
 218         columnDesc.propertyDesc.propertyFlags =
 219 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 220          kDataBrowserListViewTypeSelectColumn |
 221 #endif
 222          kDataBrowserTableViewSelectionColumn ;
 223
 224
 225         verify_noerr(m_peer->AddListViewColumn( &columnDesc, kDataBrowserListViewAppendColumn) ) ;
 226     verify_noerr(m_peer->AutoSizeListViewColumns() ) ;
 227     verify_noerr(m_peer->SetHasScrollBars(false , true ) ) ;
 228     verify_noerr(m_peer->SetTableViewHiliteStyle(kDataBrowserTableViewFillHilite  ) ) ;
 229     verify_noerr(m_peer->SetListViewHeaderBtnHeight( 0 ) ) ;
 230     DataBrowserCallbacks callbacks ;
 231
 232     callbacks.version = kDataBrowserLatestCallbacks;
 233
 234     InitDataBrowserCallbacks(&callbacks);
 235
 236     callbacks.u.v1.itemDataCallback =
 237         NewDataBrowserItemDataUPP(ListBoxGetSetItemData);
 238
 239         callbacks.u.v1.itemNotificationCallback =
 240 #if TARGET_API_MAC_OSX
 241             (DataBrowserItemNotificationUPP) NewDataBrowserItemNotificationWithItemUPP(DataBrowserItemNotificationProc) ;
 242 #else
 243             NewDataBrowserItemNotificationUPP(DataBrowserItemNotificationProc) ;
 244 #endif
 245     m_peer->SetCallbacks( &callbacks);
 246
 247 #if TARGET_API_MAC_OSX
 248     // there is a redraw bug in 10.2.X
 249     if ( UMAGetSystemVersion() < 0x1030 )
 250         m_peer->SetData( kControlNoPart, kControlDataBrowserIncludesFrameAndFocusTag, (Boolean) false ) ;
 251 #endif
 252     MacPostControlCreate(pos,size) ;
 253
 254     for ( int i = 0 ; i < n ; i++ )
 255     {
 256         Append( choices[i] ) ;
 257     }
 258
 259     SetBestSize(size);   // Needed because it is a wxControlWithItems
 260
 261     return TRUE;
 262 }
 263
 264 wxListBox::~wxListBox()
 265 {
 266     m_peer->SetReference( NULL ) ;
 267     FreeData() ;
 268     // avoid access during destruction
 269     if ( m_macList )
 270     {
 271         m_macList = NULL ;
 272     }
 273 }
 274
 275 void wxListBox::FreeData()
 276 {
 277 #if wxUSE_OWNER_DRAWN
 278     if ( m_windowStyle & wxLB_OWNERDRAW )
 279     {
 280         size_t uiCount = m_aItems.Count();
 281         while ( uiCount-- != 0 ) {
 282             delete m_aItems[uiCount];
 283             m_aItems[uiCount] = NULL;
 284         }
 285
 286         m_aItems.Clear();
 287     }
 288     else
 289 #endif // wxUSE_OWNER_DRAWN
 290     if ( HasClientObjectData() )
 291     {
 292         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
 293         {
 294             delete GetClientObject(n);
 295         }
 296     }
 297 }
 298
 299 void  wxListBox::DoSetSize(int x, int y,
 300             int width, int height,
 301             int sizeFlags )
 302 {
 303     wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
 304 }
 305
 306 void wxListBox::DoSetFirstItem(int N)
 307 {
 308     MacScrollTo( N ) ;
 309 }
 310
 311 void wxListBox::Delete(int N)
 312 {
 313     wxCHECK_RET( N >= 0 && N < m_noItems,
 314                  wxT("invalid index in wxListBox::Delete") );
 315
 316 #if wxUSE_OWNER_DRAWN
 317     delete m_aItems[N];
 318     m_aItems.RemoveAt(N);
 319 #else // !wxUSE_OWNER_DRAWN
 320     if ( HasClientObjectData() )
 321     {
 322         delete GetClientObject(N);
 323     }
 324 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 325     m_stringArray.RemoveAt( N ) ;
 326     m_dataArray.RemoveAt( N ) ;
 327     m_noItems --;
 328
 329     MacDelete( N ) ;
 330 }
 331
 332 int wxListBox::DoAppend(const wxString& item)
 333 {
 334     InvalidateBestSize();
 335
 336     int index = m_noItems ;
 337     m_stringArray.Add( item ) ;
 338     m_dataArray.Add( NULL );
 339     m_noItems ++;
 340     DoSetItemClientData( index , NULL ) ;
 341     MacAppend( item ) ;
 342
 343     return index ;
 344 }
 345
 346 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 347 {
 348     Clear() ;
 349     int n = choices.GetCount();
 350
 351     for( int i = 0 ; i < n ; ++i )
 352     {
 353         if ( clientData )
 354         {
 355 #if wxUSE_OWNER_DRAWN
 356             wxASSERT_MSG(clientData[i] == NULL,
 357                 wxT("Can't use client data with owner-drawn listboxes"));
 358 #else // !wxUSE_OWNER_DRAWN
 359             Append( choices[i] , clientData[i] ) ;
 360 #endif
 361         }
 362         else
 363             Append( choices[i] ) ;
 364     }
 365
 366 #if wxUSE_OWNER_DRAWN
 367     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 368         // first delete old items
 369         size_t ui = m_aItems.Count();
 370         while ( ui-- != 0 ) {
 371             delete m_aItems[ui];
 372             m_aItems[ui] = NULL;
 373         }
 374         m_aItems.Empty();
 375
 376         // then create new ones
 377         for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
 378             wxOwnerDrawn *pNewItem = CreateItem(ui);
 379             pNewItem->SetName(choices[ui]);
 380             m_aItems.Add(pNewItem);
 381         }
 382     }
 383 #endif // wxUSE_OWNER_DRAWN
 384 }
 385
 386 int wxListBox::FindString(const wxString& s) const
 387 {
 388
 389     if ( s.Right(1) == wxT("*") )
 390     {
 391         wxString search = s.Left( s.Length() - 1 ) ;
 392         int len = search.Length() ;
 393         Str255 s1 , s2 ;
 394         wxMacStringToPascal( search , s2 ) ;
 395
 396         for ( int i = 0 ; i < m_noItems ; ++ i )
 397         {
 398                 wxMacStringToPascal( m_stringArray[i].Left( len ) , s1 ) ;
 399
 400             if ( EqualString( s1 , s2 , false , false ) )
 401                 return i ;
 402         }
 403         if ( s.Left(1) == wxT("*") && s.Length() > 1 )
 404         {
 405             wxString st = s ;
 406             st.MakeLower() ;
 407             for ( int i = 0 ; i < m_noItems ; ++i )
 408             {
 409                 if ( GetString(i).Lower().Matches(st) )
 410                     return i ;
 411             }
 412         }
 413
 414     }
 415     else
 416     {
 417         Str255 s1 , s2 ;
 418
 419         wxMacStringToPascal( s , s2 ) ;
 420
 421         for ( int i = 0 ; i < m_noItems ; ++ i )
 422         {
 423                 wxMacStringToPascal( m_stringArray[i] , s1 ) ;
 424
 425             if ( EqualString( s1 , s2 , false , false ) )
 426                 return i ;
 427         }
 428     }
 429     return -1;
 430 }
 431
 432 void wxListBox::Clear()
 433 {
 434     FreeData();
 435     m_noItems = 0;
 436     m_stringArray.Empty() ;
 437     m_dataArray.Empty() ;
 438     MacClear() ;
 439 }
 440
 441 void wxListBox::SetSelection(int N, bool select)
 442 {
 443     wxCHECK_RET( N == wxNOT_FOUND || (N >= 0 && N < m_noItems) ,
 444         wxT("invalid index in wxListBox::SetSelection") );
 445
 446     if ( N == wxNOT_FOUND )
 447         MacDeselectAll() ;
 448     else
 449         MacSetSelection( N , select ) ;
 450 }
 451
 452 bool wxListBox::IsSelected(int N) const
 453 {
 454     wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
 455         wxT("invalid index in wxListBox::Selected") );
 456
 457     return MacIsSelected( N ) ;
 458 }
 459
 460 void *wxListBox::DoGetItemClientData(int N) const
 461 {
 462     wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
 463         wxT("invalid index in wxListBox::GetClientData"));
 464
 465     return (void *)m_dataArray[N];
 466 }
 467
 468 wxClientData *wxListBox::DoGetItemClientObject(int N) const
 469 {
 470     return (wxClientData *) DoGetItemClientData( N ) ;
 471 }
 472
 473 void wxListBox::DoSetItemClientData(int N, void *Client_data)
 474 {
 475     wxCHECK_RET( N >= 0 && N < m_noItems,
 476         wxT("invalid index in wxListBox::SetClientData") );
 477
 478 #if wxUSE_OWNER_DRAWN
 479     if ( m_windowStyle & wxLB_OWNERDRAW )
 480     {
 481         // client data must be pointer to wxOwnerDrawn, otherwise we would crash
 482         // in OnMeasure/OnDraw.
 483         wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
 484     }
 485 #endif // wxUSE_OWNER_DRAWN
 486     wxASSERT_MSG( m_dataArray.GetCount() >= (size_t) N , wxT("invalid client_data array") ) ;
 487
 488     if ( m_dataArray.GetCount() > (size_t) N )
 489     {
 490         m_dataArray[N] = (char*) Client_data ;
 491     }
 492     else
 493     {
 494         m_dataArray.Add( (char*) Client_data ) ;
 495     }
 496 }
 497
 498 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 499 {
 500     DoSetItemClientData(n, clientData);
 501 }
 502
 503 // Return number of selections and an array of selected integers
 504 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 505 {
 506     return MacGetSelections( aSelections ) ;
 507 }
 508
 509 // Get single selection, for single choice list items
 510 int wxListBox::GetSelection() const
 511 {
 512     return MacGetSelection() ;
 513 }
 514
 515 // Find string for position
 516 wxString wxListBox::GetString(int N) const
 517 {
 518         return m_stringArray[N]  ;
 519 }
 520
 521 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 522 {
 523     wxCHECK_RET( pos >= 0 && pos <= m_noItems,
 524         wxT("invalid index in wxListBox::InsertItems") );
 525
 526     InvalidateBestSize();
 527
 528     int nItems = items.GetCount();
 529
 530     for ( int i = 0 ; i < nItems ; i++ )
 531     {
 532         m_stringArray.Insert( items[i] , pos + i ) ;
 533         m_dataArray.Insert( NULL , pos + i ) ;
 534         m_noItems++ ;
 535         MacInsert( pos + i , items[i] ) ;
 536     }
 537 }
 538
 539 void wxListBox::SetString(int N, const wxString& s)
 540 {
 541     m_stringArray[N] = s ;
 542     MacSet( N , s ) ;
 543 }
 544
 545 wxSize wxListBox::DoGetBestSize() const
 546 {
 547     int lbWidth = 100;  // some defaults
 548     int lbHeight = 110;
 549     int wLine;
 550
 551     {
 552         wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetTopLevelWindowRef() ) ) ;
 553
 554         if ( m_font.Ok() )
 555         {
 556             ::TextFont( m_font.MacGetFontNum() ) ;
 557             ::TextSize( m_font.MacGetFontSize() ) ;
 558             ::TextFace( m_font.MacGetFontStyle() ) ;
 559         }
 560         else
 561         {
 562             ::TextFont( kFontIDMonaco ) ;
 563             ::TextSize( 9  );
 564             ::TextFace( 0 ) ;
 565         }
 566
 567         // Find the widest line
 568         for(int i = 0; i < GetCount(); i++) {
 569             wxString str(GetString(i));
 570         #if wxUSE_UNICODE
 571             Point bounds={0,0} ;
 572             SInt16 baseline ;
 573             ::GetThemeTextDimensions( wxMacCFStringHolder( str , m_font.GetEncoding() ) ,
 574                 kThemeCurrentPortFont,
 575                 kThemeStateActive,
 576                 false,
 577                 &bounds,
 578                 &baseline );
 579             wLine = bounds.h ;
 580         #else
 581             wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
 582         #endif
 583             lbWidth = wxMax(lbWidth, wLine);
 584         }
 585
 586         // Add room for the scrollbar
 587         lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 588
 589         // And just a bit more
 590         int cy = 12 ;
 591         int cx = ::TextWidth( "X" , 0 , 1 ) ;
 592         lbWidth += cx ;
 593
 594         // don't make the listbox too tall (limit height to around 10 items) but don't
 595         // make it too small neither
 596         lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
 597     }
 598
 599     return wxSize(lbWidth, lbHeight);
 600 }
 601
 602 int wxListBox::GetCount() const
 603 {
 604     return m_noItems;
 605 }
 606
 607 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
 608 {
 609     wxControl::Refresh( eraseBack , rect ) ;
 610     //    MacRedrawControl() ;
 611 }
 612
 613 #if wxUSE_OWNER_DRAWN
 614
 615 class wxListBoxItem : public wxOwnerDrawn
 616 {
 617 public:
 618     wxListBoxItem(const wxString& str = "");
 619 };
 620
 621 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 622 {
 623     // no bitmaps/checkmarks
 624     SetMarginWidth(0);
 625 }
 626
 627 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
 628 {
 629     return new wxListBoxItem();
 630 }
 631
 632 #endif  //USE_OWNER_DRAWN
 633
 634
 635 // Some custom controls depend on this
 636 /* static */ wxVisualAttributes
 637 wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 638 {
 639     wxVisualAttributes attr;
 640     attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
 641     attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
 642     attr.font  = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 643     return attr;
 644 }
 645
 646 // ============================================================================
 647 // list box control implementation
 648 // ============================================================================
 649
 650 void wxListBox::MacDelete( int n )
 651 {
 652     wxArrayInt selectionBefore ;
 653     MacGetSelections( selectionBefore ) ;
 654
 655     UInt32 id = m_noItems+1 ;
 656     verify_noerr( m_peer->RemoveItems( kDataBrowserNoItem , 1 , (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 657     for ( size_t i = 0 ; i < selectionBefore.GetCount() ; ++i )
 658     {
 659         int current = selectionBefore[i] ;
 660         if ( current == n )
 661         {
 662             // selection was deleted
 663             MacSetSelection( current , false ) ;
 664         }
 665         else if ( current > n )
 666         {
 667             // something behind the deleted item was selected -> move up
 668             MacSetSelection( current - 1 , true ) ;
 669             MacSetSelection( current , false ) ;
 670         }
 671     }
 672     // refresh all
 673     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , (UInt32*) kDataBrowserNoItem , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 674 }
 675
 676 void wxListBox::MacInsert( int n , const wxString& text)
 677 {
 678     wxArrayInt selectionBefore ;
 679     MacGetSelections( selectionBefore ) ;
 680
 681     UInt32 id = m_noItems ; // this has already been increased
 682     verify_noerr( m_peer->AddItems( kDataBrowserNoItem , 1 ,  (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 683
 684     for ( int i = selectionBefore.GetCount()-1 ; i >= 0 ; --i )
 685     {
 686         int current = selectionBefore[i] ;
 687         if ( current >= n )
 688         {
 689             MacSetSelection( current + 1 , true ) ;
 690             MacSetSelection( current , false ) ;
 691         }
 692     }
 693
 694     // refresh all
 695     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , (UInt32*) kDataBrowserNoItem , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 696 }
 697
 698 void wxListBox::MacAppend( const wxString& text)
 699 {
 700     UInt32 id = m_noItems ; // this has already been increased
 701     verify_noerr( m_peer->AddItems( kDataBrowserNoItem , 1 ,  (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 702     // no need to deal with selections nor refreshed, as we have appended
 703 }
 704
 705 void wxListBox::MacClear()
 706 {
 707     verify_noerr( m_peer->RemoveItems( kDataBrowserNoItem , 0 , NULL , kDataBrowserItemNoProperty ) ) ;
 708 }
 709
 710 void wxListBox::MacDeselectAll()
 711 {
 712     bool former = MacSuppressSelection( true ) ;
 713     verify_noerr(m_peer->SetSelectedItems( 0 , NULL , kDataBrowserItemsRemove ) ) ;
 714     MacSuppressSelection( former ) ;
 715 }
 716
 717 void wxListBox::MacSetSelection( int n , bool select )
 718 {
 719     bool former = MacSuppressSelection( true ) ;
 720     UInt32 id = n + 1 ;
 721
 722     if ( m_peer->IsItemSelected( id ) != select )
 723     {
 724         if ( select )
 725             verify_noerr(m_peer->SetSelectedItems( 1 , & id , HasMultipleSelection() ? kDataBrowserItemsAdd : kDataBrowserItemsAssign ) ) ;
 726         else
 727             verify_noerr(m_peer->SetSelectedItems( 1 , & id , kDataBrowserItemsRemove ) ) ;
 728     }
 729     MacScrollTo( n ) ;
 730     MacSuppressSelection( former ) ;
 731 }
 732
 733 bool  wxListBox::MacSuppressSelection( bool suppress )
 734 {
 735         bool former = m_suppressSelection ;
 736         m_suppressSelection = suppress ;
 737         return former ;
 738 }
 739
 740 bool wxListBox::MacIsSelected( int n ) const
 741 {
 742     return m_peer->IsItemSelected( n + 1 ) ;
 743 }
 744
 745 int wxListBox::MacGetSelection() const
 746 {
 747     for ( int i = 0 ; i < GetCount() ; ++i )
 748     {
 749         if ( m_peer->IsItemSelected( i + 1 ) )
 750         {
 751             return i ;
 752         }
 753     }
 754     return -1 ;
 755 }
 756
 757 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
 758 {
 759     int no_sel = 0 ;
 760
 761     aSelections.Empty();
 762
 763     UInt32 first , last ;
 764     m_peer->GetSelectionAnchor( &first , &last ) ;
 765     if ( first != kDataBrowserNoItem )
 766     {
 767         for ( size_t i = first ; i <= last ; ++i )
 768         {
 769             if ( m_peer->IsItemSelected( i ) )
 770             {
 771                 aSelections.Add( i - 1 ) ;
 772                 no_sel++ ;
 773             }
 774         }
 775     }
 776     return no_sel ;
 777 }
 778
 779 void wxListBox::MacSet( int n , const wxString& text )
 780 {
 781     // as we don't store the strings we only have to issue a redraw
 782     UInt32 id = n + 1 ;
 783     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , &id , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 784 }
 785
 786 void wxListBox::MacScrollTo( int n )
 787 {
 788     UInt32 id = n + 1 ;
 789     verify_noerr(  m_peer->RevealItem( id , kTextColumnId , kDataBrowserRevealWithoutSelecting ) ) ;
 790 }
 791
 792 #if !TARGET_API_MAC_OSX
 793
 794 void wxListBox::OnChar(wxKeyEvent& event)
 795 {
 796     // todo trigger proper events here
 797     event.Skip() ;
 798     return ;
 799
 800     if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER)
 801     {
 802         wxWindow* parent = GetParent() ;
 803         while( parent  && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 804             parent = parent->GetParent() ;
 805
 806         if ( parent && parent->GetDefaultItem() )
 807         {
 808             wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
 809                 wxButton);
 810             if ( def && def->IsEnabled() )
 811             {
 812                 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 813                 event.SetEventObject(def);
 814                 def->Command(event);
 815                 return ;
 816             }
 817         }
 818         event.Skip() ;
 819     }
 820     /* generate wxID_CANCEL if command-. or <esc> has been pressed (typically in dialogs) */
 821     else if (event.GetKeyCode() == WXK_ESCAPE || (event.GetKeyCode() == '.' && event.MetaDown() ) )
 822     {
 823         // FIXME: look in ancestors, not just parent.
 824         wxWindow* win = GetParent()->FindWindow( wxID_CANCEL ) ;
 825         if (win)
 826         {
 827                 wxCommandEvent new_event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
 828                 new_event.SetEventObject( win );
 829                 win->GetEventHandler()->ProcessEvent( new_event );
 830         }
 831     }
 832     else if ( event.GetKeyCode() == WXK_TAB )
 833     {
 834         wxNavigationKeyEvent new_event;
 835         new_event.SetEventObject( this );
 836         new_event.SetDirection( !event.ShiftDown() );
 837         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
 838         new_event.SetWindowChange( event.ControlDown() );
 839         new_event.SetCurrentFocus( this );
 840         if ( !GetEventHandler()->ProcessEvent( new_event ) )
 841             event.Skip() ;
 842     }
 843     else if ( event.GetKeyCode() == WXK_DOWN || event.GetKeyCode() == WXK_UP )
 844     {
 845         // perform the default key handling first
 846         wxControl::OnKeyDown( event ) ;
 847
 848         wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 849         event.SetEventObject( this );
 850
 851         wxArrayInt aSelections;
 852         int n, count = GetSelections(aSelections);
 853         if ( count > 0 )
 854         {
 855             n = aSelections[0];
 856             if ( HasClientObjectData() )
 857                 event.SetClientObject( GetClientObject(n) );
 858             else if ( HasClientUntypedData() )
 859                 event.SetClientData( GetClientData(n) );
 860             event.SetString( GetString(n) );
 861         }
 862         else
 863         {
 864             n = -1;
 865         }
 866
 867         event.SetInt(n);
 868
 869         GetEventHandler()->ProcessEvent(event);
 870     }
 871     else
 872     {
 873         if ( event.GetTimestamp() > m_lastTypeIn + 60 )
 874         {
 875             m_typeIn = wxEmptyString ;
 876         }
 877         m_lastTypeIn = event.GetTimestamp() ;
 878         m_typeIn += (char) event.GetKeyCode() ;
 879         int line = FindString(wxT("*")+m_typeIn+wxT("*")) ;
 880         if ( line >= 0 )
 881         {
 882             if ( GetSelection() != line )
 883             {
 884                 SetSelection(line) ;
 885                 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 886                 event.SetEventObject( this );
 887
 888                 if ( HasClientObjectData() )
 889                     event.SetClientObject( GetClientObject( line ) );
 890                 else if ( HasClientUntypedData() )
 891                     event.SetClientData( GetClientData(line) );
 892                 event.SetString( GetString(line) );
 893
 894                 event.SetInt(line);
 895
 896                 GetEventHandler()->ProcessEvent(event);
 897             }
 898         }
 899     }
 900 }
 901
 902 #endif
 903