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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "listbox.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/app.h"
  19 #include "wx/listbox.h"
  20 #include "wx/button.h"
  21 #include "wx/settings.h"
  22 #include "wx/toplevel.h"
  23 #include "wx/dynarray.h"
  24 #include "wx/log.h"
  25
  26 #include "wx/utils.h"
  27
  28 #if !USE_SHARED_LIBRARY
  29 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  30
  31 BEGIN_EVENT_TABLE(wxListBox, wxControl)
  32 #ifndef __WXMAC_OSX__
  33 //    EVT_SIZE( wxListBox::OnSize )
  34     EVT_CHAR( wxListBox::OnChar )
  35 #endif
  36 END_EVENT_TABLE()
  37 #endif
  38
  39 #include "wx/mac/uma.h"
  40
  41 const short kTextColumnId = 1024 ;
  42
  43 // new databrowserbased version
  44 // because of the limited insert
  45 // functionality of DataBrowser,
  46 // we just introduce id s corresponding
  47 // to the line number
  48
  49 #if TARGET_API_MAC_OSX
  50 static pascal void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  51     DataBrowserItemNotification message, DataBrowserItemDataRef itemData)
  52 #else
  53 static pascal  void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  54     DataBrowserItemNotification message)
  55 #endif
  56 {
  57     long ref = GetControlReference( browser ) ;
  58     if ( ref )
  59     {
  60         wxListBox* list = wxDynamicCast( (wxObject*) ref , wxListBox ) ;
  61         int i = itemID - 1 ;
  62         if (i >= 0 && i < list->GetCount() )
  63         {
  64             bool trigger = false ;
  65             wxCommandEvent event(
  66                 wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
  67             switch( message )
  68             {
  69                 case kDataBrowserItemDeselected :
  70                     if ( list->HasMultipleSelection() )
  71                         trigger = !list->MacIsSelectionSuppressed() ;
  72                     break ;
  73                 case kDataBrowserItemSelected :
  74                     trigger = !list->MacIsSelectionSuppressed() ;
  75                     break ;
  76                 case kDataBrowserItemDoubleClicked :
  77                     event.SetEventType(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED) ;
  78                     trigger = true ;
  79                     break ;
  80                 default :
  81                     break ;
  82             }
  83             if ( trigger )
  84             {
  85                 event.SetEventObject( list );
  86                 if ( list->HasClientObjectData() )
  87                     event.SetClientObject( list->GetClientObject(i) );
  88                 else if ( list->HasClientUntypedData() )
  89                     event.SetClientData( list->GetClientData(i) );
  90                 event.SetString( list->GetString(i) );
  91                 event.SetInt(i) ;
  92                 event.SetExtraLong( list->HasMultipleSelection() ? message == kDataBrowserItemSelected : TRUE );
  93                 wxPostEvent( list->GetEventHandler() , event ) ;
  94                 // direct notification is not always having the listbox GetSelection() having in synch with event
  95                 // list->GetEventHandler()->ProcessEvent(event) ;
  96             }
  97         }
  98     }
  99 }
 100
 101 static pascal OSStatus ListBoxGetSetItemData(ControlRef browser,
 102     DataBrowserItemID itemID, DataBrowserPropertyID property,
 103     DataBrowserItemDataRef itemData, Boolean changeValue)
 104 {
 105         OSStatus err = errDataBrowserPropertyNotSupported;
 106
 107         if ( ! changeValue )
 108         {
 109         switch (property)
 110         {
 111
 112             case kTextColumnId:
 113                 {
 114                     long ref = GetControlReference( browser ) ;
 115                     if ( ref )
 116                     {
 117                         wxListBox* list = wxDynamicCast( (wxObject*) ref , wxListBox ) ;
 118                     int i = itemID - 1 ;
 119                     if (i >= 0 && i < list->GetCount() )
 120                             {
 121                                 wxMacCFStringHolder cf( list->GetString(i) , list->GetFont().GetEncoding() ) ;
 122                                 verify_noerr( ::SetDataBrowserItemDataText( itemData , cf ) ) ;
 123                                 err = noErr ;
 124                             }
 125                         }
 126                 }
 127                 break;
 128
 129                 default:
 130
 131                 break;
 132         }
 133         }
 134
 135         return err;
 136 }
 137
 138
 139 // Listbox item
 140 wxListBox::wxListBox()
 141 {
 142   m_noItems = 0;
 143   m_selected = 0;
 144   m_macList = NULL ;
 145   m_suppressSelection = false ;
 146 }
 147
 148 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 149                        const wxPoint& pos,
 150                        const wxSize& size,
 151                        const wxArrayString& choices,
 152                        long style,
 153                        const wxValidator& validator,
 154                        const wxString& name)
 155 {
 156     wxCArrayString chs(choices);
 157
 158     return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
 159                   style, validator, name);
 160 }
 161
 162 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
 163                        const wxPoint& pos,
 164                        const wxSize& size,
 165                        int n, const wxString choices[],
 166                        long style,
 167                        const wxValidator& validator,
 168                        const wxString& name)
 169 {
 170     m_macIsUserPane = FALSE ;
 171
 172     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
 173                   _T("only one of listbox selection modes can be specified") );
 174
 175     if ( !wxListBoxBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
 176         return false;
 177
 178     m_noItems = 0 ; // this will be increased by our append command
 179     m_selected = 0;
 180
 181     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
 182
 183     m_peer = new wxMacControl() ;
 184     verify_noerr( ::CreateDataBrowserControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, kDataBrowserListView , m_peer->GetControlRefAddr() ) );
 185
 186     DataBrowserSelectionFlags  options = kDataBrowserDragSelect ;
 187     if ( style & wxLB_MULTIPLE )
 188     {
 189         options += kDataBrowserAlwaysExtendSelection + kDataBrowserCmdTogglesSelection  ;
 190     }
 191     else if ( style & wxLB_EXTENDED )
 192     {
 193         // default behaviour
 194     }
 195     else
 196     {
 197         options += kDataBrowserSelectOnlyOne ;
 198     }
 199     verify_noerr(m_peer->SetSelectionFlags( options ) );
 200
 201     DataBrowserListViewColumnDesc columnDesc ;
 202     columnDesc.headerBtnDesc.titleOffset = 0;
 203         columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc;
 204
 205         columnDesc.headerBtnDesc.btnFontStyle.flags     =
 206                 kControlUseFontMask | kControlUseJustMask;
 207
 208         columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlNoContent;
 209         columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
 210         columnDesc.headerBtnDesc.btnFontStyle.just = teFlushDefault;
 211         columnDesc.headerBtnDesc.minimumWidth = 0;
 212         columnDesc.headerBtnDesc.maximumWidth = 10000;
 213
 214         columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont;
 215         columnDesc.headerBtnDesc.btnFontStyle.style = normal;
 216         columnDesc.headerBtnDesc.titleString = NULL ; // CFSTR( "" );
 217
 218         columnDesc.propertyDesc.propertyID = kTextColumnId;
 219         columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
 220         columnDesc.propertyDesc.propertyFlags =
 221 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 222          kDataBrowserListViewTypeSelectColumn |
 223 #endif
 224          kDataBrowserTableViewSelectionColumn ;
 225
 226
 227         verify_noerr(m_peer->AddListViewColumn( &columnDesc, kDataBrowserListViewAppendColumn) ) ;
 228     verify_noerr(m_peer->AutoSizeListViewColumns() ) ;
 229     verify_noerr(m_peer->SetHasScrollBars(false , true ) ) ;
 230     verify_noerr(m_peer->SetTableViewHiliteStyle(kDataBrowserTableViewFillHilite  ) ) ;
 231     verify_noerr(m_peer->SetListViewHeaderBtnHeight( 0 ) ) ;
 232     DataBrowserCallbacks callbacks ;
 233
 234     callbacks.version = kDataBrowserLatestCallbacks;
 235
 236     InitDataBrowserCallbacks(&callbacks);
 237
 238     callbacks.u.v1.itemDataCallback =
 239         NewDataBrowserItemDataUPP(ListBoxGetSetItemData);
 240
 241         callbacks.u.v1.itemNotificationCallback =
 242 #if TARGET_API_MAC_OSX
 243             (DataBrowserItemNotificationUPP) NewDataBrowserItemNotificationWithItemUPP(DataBrowserItemNotificationProc) ;
 244 #else
 245             NewDataBrowserItemNotificationUPP(DataBrowserItemNotificationProc) ;
 246 #endif
 247     m_peer->SetCallbacks( &callbacks);
 248
 249 #if TARGET_API_MAC_OSX
 250     // there is a redraw bug in 10.2.X
 251     if ( UMAGetSystemVersion() < 0x1030 )
 252         m_peer->SetData( kControlNoPart, kControlDataBrowserIncludesFrameAndFocusTag, (Boolean) false ) ;
 253 #endif
 254     MacPostControlCreate(pos,size) ;
 255
 256     for ( int i = 0 ; i < n ; i++ )
 257     {
 258         Append( choices[i] ) ;
 259     }
 260
 261     SetBestSize(size);   // Needed because it is a wxControlWithItems
 262
 263     return TRUE;
 264 }
 265
 266 wxListBox::~wxListBox()
 267 {
 268     m_peer->SetReference( 0 ) ;
 269     FreeData() ;
 270     // avoid access during destruction
 271     if ( m_macList )
 272     {
 273         m_macList = NULL ;
 274     }
 275 }
 276
 277 void wxListBox::FreeData()
 278 {
 279 #if wxUSE_OWNER_DRAWN
 280     if ( m_windowStyle & wxLB_OWNERDRAW )
 281     {
 282         size_t uiCount = m_aItems.Count();
 283         while ( uiCount-- != 0 ) {
 284             delete m_aItems[uiCount];
 285             m_aItems[uiCount] = NULL;
 286         }
 287
 288         m_aItems.Clear();
 289     }
 290     else
 291 #endif // wxUSE_OWNER_DRAWN
 292     if ( HasClientObjectData() )
 293     {
 294         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
 295         {
 296             delete GetClientObject(n);
 297         }
 298     }
 299 }
 300
 301 void  wxListBox::DoSetSize(int x, int y,
 302             int width, int height,
 303             int sizeFlags )
 304 {
 305     wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
 306 }
 307
 308 void wxListBox::DoSetFirstItem(int N)
 309 {
 310     MacScrollTo( N ) ;
 311 }
 312
 313 void wxListBox::Delete(int N)
 314 {
 315     wxCHECK_RET( N >= 0 && N < m_noItems,
 316                  wxT("invalid index in wxListBox::Delete") );
 317
 318 #if wxUSE_OWNER_DRAWN
 319     delete m_aItems[N];
 320     m_aItems.RemoveAt(N);
 321 #else // !wxUSE_OWNER_DRAWN
 322     if ( HasClientObjectData() )
 323     {
 324         delete GetClientObject(N);
 325     }
 326 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 327     m_stringArray.RemoveAt( N ) ;
 328     m_dataArray.RemoveAt( N ) ;
 329     m_noItems --;
 330
 331     MacDelete( N ) ;
 332 }
 333
 334 int wxListBox::DoAppend(const wxString& item)
 335 {
 336     InvalidateBestSize();
 337
 338     int index = m_noItems ;
 339     m_stringArray.Add( item ) ;
 340     m_dataArray.Add( NULL );
 341     m_noItems ++;
 342     DoSetItemClientData( index , NULL ) ;
 343     MacAppend( item ) ;
 344
 345     return index ;
 346 }
 347
 348 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 349 {
 350     Clear() ;
 351     int n = choices.GetCount();
 352
 353     for( int i = 0 ; i < n ; ++i )
 354     {
 355         if ( clientData )
 356         {
 357 #if wxUSE_OWNER_DRAWN
 358             wxASSERT_MSG(clientData[i] == NULL,
 359                 wxT("Can't use client data with owner-drawn listboxes"));
 360 #else // !wxUSE_OWNER_DRAWN
 361             Append( choices[i] , clientData[i] ) ;
 362 #endif
 363         }
 364         else
 365             Append( choices[i] ) ;
 366     }
 367
 368 #if wxUSE_OWNER_DRAWN
 369     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 370         // first delete old items
 371         size_t ui = m_aItems.Count();
 372         while ( ui-- != 0 ) {
 373             delete m_aItems[ui];
 374             m_aItems[ui] = NULL;
 375         }
 376         m_aItems.Empty();
 377
 378         // then create new ones
 379         for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
 380             wxOwnerDrawn *pNewItem = CreateItem(ui);
 381             pNewItem->SetName(choices[ui]);
 382             m_aItems.Add(pNewItem);
 383         }
 384     }
 385 #endif // wxUSE_OWNER_DRAWN
 386 }
 387
 388 int wxListBox::FindString(const wxString& s) const
 389 {
 390
 391     if ( s.Right(1) == wxT("*") )
 392     {
 393         wxString search = s.Left( s.Length() - 1 ) ;
 394         int len = search.Length() ;
 395         Str255 s1 , s2 ;
 396         wxMacStringToPascal( search , s2 ) ;
 397
 398         for ( int i = 0 ; i < m_noItems ; ++ i )
 399         {
 400                 wxMacStringToPascal( m_stringArray[i].Left( len ) , s1 ) ;
 401
 402             if ( EqualString( s1 , s2 , false , false ) )
 403                 return i ;
 404         }
 405         if ( s.Left(1) == wxT("*") && s.Length() > 1 )
 406         {
 407             wxString st = s ;
 408             st.MakeLower() ;
 409             for ( int i = 0 ; i < m_noItems ; ++i )
 410             {
 411                 if ( GetString(i).Lower().Matches(st) )
 412                     return i ;
 413             }
 414         }
 415
 416     }
 417     else
 418     {
 419         Str255 s1 , s2 ;
 420
 421         wxMacStringToPascal( s , s2 ) ;
 422
 423         for ( int i = 0 ; i < m_noItems ; ++ i )
 424         {
 425                 wxMacStringToPascal( m_stringArray[i] , s1 ) ;
 426
 427             if ( EqualString( s1 , s2 , false , false ) )
 428                 return i ;
 429         }
 430     }
 431     return -1;
 432 }
 433
 434 void wxListBox::Clear()
 435 {
 436     FreeData();
 437     m_noItems = 0;
 438     m_stringArray.Empty() ;
 439     m_dataArray.Empty() ;
 440     MacClear() ;
 441 }
 442
 443 void wxListBox::SetSelection(int N, bool select)
 444 {
 445     wxCHECK_RET( N == wxNOT_FOUND || (N >= 0 && N < m_noItems) ,
 446         wxT("invalid index in wxListBox::SetSelection") );
 447
 448     if ( N == wxNOT_FOUND )
 449         MacDeselectAll() ;
 450     else
 451         MacSetSelection( N , select ) ;
 452 }
 453
 454 bool wxListBox::IsSelected(int N) const
 455 {
 456     wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
 457         wxT("invalid index in wxListBox::Selected") );
 458
 459     return MacIsSelected( N ) ;
 460 }
 461
 462 void *wxListBox::DoGetItemClientData(int N) const
 463 {
 464     wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
 465         wxT("invalid index in wxListBox::GetClientData"));
 466
 467     return (void *)m_dataArray[N];
 468 }
 469
 470 wxClientData *wxListBox::DoGetItemClientObject(int N) const
 471 {
 472     return (wxClientData *) DoGetItemClientData( N ) ;
 473 }
 474
 475 void wxListBox::DoSetItemClientData(int N, void *Client_data)
 476 {
 477     wxCHECK_RET( N >= 0 && N < m_noItems,
 478         wxT("invalid index in wxListBox::SetClientData") );
 479
 480 #if wxUSE_OWNER_DRAWN
 481     if ( m_windowStyle & wxLB_OWNERDRAW )
 482     {
 483         // client data must be pointer to wxOwnerDrawn, otherwise we would crash
 484         // in OnMeasure/OnDraw.
 485         wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
 486     }
 487 #endif // wxUSE_OWNER_DRAWN
 488     wxASSERT_MSG( m_dataArray.GetCount() >= (size_t) N , wxT("invalid client_data array") ) ;
 489
 490     if ( m_dataArray.GetCount() > (size_t) N )
 491     {
 492         m_dataArray[N] = (char*) Client_data ;
 493     }
 494     else
 495     {
 496         m_dataArray.Add( (char*) Client_data ) ;
 497     }
 498 }
 499
 500 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 501 {
 502     DoSetItemClientData(n, clientData);
 503 }
 504
 505 // Return number of selections and an array of selected integers
 506 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 507 {
 508     return MacGetSelections( aSelections ) ;
 509 }
 510
 511 // Get single selection, for single choice list items
 512 int wxListBox::GetSelection() const
 513 {
 514     return MacGetSelection() ;
 515 }
 516
 517 // Find string for position
 518 wxString wxListBox::GetString(int N) const
 519 {
 520         return m_stringArray[N]  ;
 521 }
 522
 523 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 524 {
 525     wxCHECK_RET( pos >= 0 && pos <= m_noItems,
 526         wxT("invalid index in wxListBox::InsertItems") );
 527
 528     InvalidateBestSize();
 529
 530     int nItems = items.GetCount();
 531
 532     for ( int i = 0 ; i < nItems ; i++ )
 533     {
 534         m_stringArray.Insert( items[i] , pos + i ) ;
 535         m_dataArray.Insert( NULL , pos + i ) ;
 536         m_noItems++ ;
 537         MacInsert( pos + i , items[i] ) ;
 538     }
 539 }
 540
 541 void wxListBox::SetString(int N, const wxString& s)
 542 {
 543     m_stringArray[N] = s ;
 544     MacSet( N , s ) ;
 545 }
 546
 547 wxSize wxListBox::DoGetBestSize() const
 548 {
 549     int lbWidth = 100;  // some defaults
 550     int lbHeight = 110;
 551     int wLine;
 552
 553     {
 554         wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetTopLevelWindowRef() ) ) ;
 555
 556         if ( m_font.Ok() )
 557         {
 558             ::TextFont( m_font.MacGetFontNum() ) ;
 559             ::TextSize( m_font.MacGetFontSize() ) ;
 560             ::TextFace( m_font.MacGetFontStyle() ) ;
 561         }
 562         else
 563         {
 564             ::TextFont( kFontIDMonaco ) ;
 565             ::TextSize( 9  );
 566             ::TextFace( 0 ) ;
 567         }
 568
 569         // Find the widest line
 570         for(int i = 0; i < GetCount(); i++) {
 571             wxString str(GetString(i));
 572         #if wxUSE_UNICODE
 573             Point bounds={0,0} ;
 574             SInt16 baseline ;
 575             ::GetThemeTextDimensions( wxMacCFStringHolder( str , m_font.GetEncoding() ) ,
 576                 kThemeCurrentPortFont,
 577                 kThemeStateActive,
 578                 false,
 579                 &bounds,
 580                 &baseline );
 581             wLine = bounds.h ;
 582         #else
 583             wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
 584         #endif
 585             lbWidth = wxMax(lbWidth, wLine);
 586         }
 587
 588         // Add room for the scrollbar
 589         lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 590
 591         // And just a bit more
 592         int cy = 12 ;
 593         int cx = ::TextWidth( "X" , 0 , 1 ) ;
 594         lbWidth += cx ;
 595
 596         // don't make the listbox too tall (limit height to around 10 items) but don't
 597         // make it too small neither
 598         lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
 599     }
 600
 601     return wxSize(lbWidth, lbHeight);
 602 }
 603
 604 int wxListBox::GetCount() const
 605 {
 606     return m_noItems;
 607 }
 608
 609 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
 610 {
 611     wxControl::Refresh( eraseBack , rect ) ;
 612     //    MacRedrawControl() ;
 613 }
 614
 615 #if wxUSE_OWNER_DRAWN
 616
 617 class wxListBoxItem : public wxOwnerDrawn
 618 {
 619 public:
 620     wxListBoxItem(const wxString& str = "");
 621 };
 622
 623 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 624 {
 625     // no bitmaps/checkmarks
 626     SetMarginWidth(0);
 627 }
 628
 629 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
 630 {
 631     return new wxListBoxItem();
 632 }
 633
 634 #endif  //USE_OWNER_DRAWN
 635
 636
 637 // Some custom controls depend on this
 638 /* static */ wxVisualAttributes
 639 wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 640 {
 641     wxVisualAttributes attr;
 642     attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
 643     attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
 644     attr.font  = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 645     return attr;
 646 }
 647
 648 // ============================================================================
 649 // list box control implementation
 650 // ============================================================================
 651
 652 void wxListBox::MacDelete( int n )
 653 {
 654     wxArrayInt selectionBefore ;
 655     MacGetSelections( selectionBefore ) ;
 656
 657     UInt32 id = m_noItems+1 ;
 658     verify_noerr( m_peer->RemoveItems( kDataBrowserNoItem , 1 , (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 659     for ( size_t i = 0 ; i < selectionBefore.GetCount() ; ++i )
 660     {
 661         int current = selectionBefore[i] ;
 662         if ( current == n )
 663         {
 664             // selection was deleted
 665             MacSetSelection( current , false ) ;
 666         }
 667         else if ( current > n )
 668         {
 669             // something behind the deleted item was selected -> move up
 670             MacSetSelection( current - 1 , true ) ;
 671             MacSetSelection( current , false ) ;
 672         }
 673     }
 674     // refresh all
 675     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , (UInt32*) kDataBrowserNoItem , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 676 }
 677
 678 void wxListBox::MacInsert( int n , const wxString& text)
 679 {
 680     wxArrayInt selectionBefore ;
 681     MacGetSelections( selectionBefore ) ;
 682
 683     UInt32 id = m_noItems ; // this has already been increased
 684     verify_noerr( m_peer->AddItems( kDataBrowserNoItem , 1 ,  (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 685
 686     for ( int i = selectionBefore.GetCount()-1 ; i >= 0 ; --i )
 687     {
 688         int current = selectionBefore[i] ;
 689         if ( current >= n )
 690         {
 691             MacSetSelection( current + 1 , true ) ;
 692             MacSetSelection( current , false ) ;
 693         }
 694     }
 695
 696     // refresh all
 697     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , (UInt32*) kDataBrowserNoItem , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 698 }
 699
 700 void wxListBox::MacAppend( const wxString& text)
 701 {
 702     UInt32 id = m_noItems ; // this has already been increased
 703     verify_noerr( m_peer->AddItems( kDataBrowserNoItem , 1 ,  (UInt32*) &id , kDataBrowserItemNoProperty ) ) ;
 704     // no need to deal with selections nor refreshed, as we have appended
 705 }
 706
 707 void wxListBox::MacClear()
 708 {
 709     verify_noerr( m_peer->RemoveItems( kDataBrowserNoItem , 0 , NULL , kDataBrowserItemNoProperty ) ) ;
 710 }
 711
 712 void wxListBox::MacDeselectAll()
 713 {
 714     bool former = MacSuppressSelection( true ) ;
 715     verify_noerr(m_peer->SetSelectedItems( 0 , NULL , kDataBrowserItemsRemove ) ) ;
 716     MacSuppressSelection( former ) ;
 717 }
 718
 719 void wxListBox::MacSetSelection( int n , bool select )
 720 {
 721     bool former = MacSuppressSelection( true ) ;
 722     UInt32 id = n + 1 ;
 723
 724     if ( m_peer->IsItemSelected( id ) != select )
 725     {
 726         if ( select )
 727             verify_noerr(m_peer->SetSelectedItems( 1 , & id , HasMultipleSelection() ? kDataBrowserItemsAdd : kDataBrowserItemsAssign ) ) ;
 728         else
 729             verify_noerr(m_peer->SetSelectedItems( 1 , & id , kDataBrowserItemsRemove ) ) ;
 730     }
 731     MacScrollTo( n ) ;
 732     MacSuppressSelection( former ) ;
 733 }
 734
 735 bool  wxListBox::MacSuppressSelection( bool suppress )
 736 {
 737         bool former = m_suppressSelection ;
 738         m_suppressSelection = suppress ;
 739         return former ;
 740 }
 741
 742 bool wxListBox::MacIsSelected( int n ) const
 743 {
 744     return m_peer->IsItemSelected( n + 1 ) ;
 745 }
 746
 747 int wxListBox::MacGetSelection() const
 748 {
 749     for ( int i = 0 ; i < GetCount() ; ++i )
 750     {
 751         if ( m_peer->IsItemSelected( i + 1 ) )
 752         {
 753             return i ;
 754         }
 755     }
 756     return -1 ;
 757 }
 758
 759 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
 760 {
 761     int no_sel = 0 ;
 762
 763     aSelections.Empty();
 764
 765     UInt32 first , last ;
 766     m_peer->GetSelectionAnchor( &first , &last ) ;
 767     if ( first != kDataBrowserNoItem )
 768     {
 769         for ( size_t i = first ; i <= last ; ++i )
 770         {
 771             if ( m_peer->IsItemSelected( i ) )
 772             {
 773                 aSelections.Add( i - 1 ) ;
 774                 no_sel++ ;
 775             }
 776         }
 777     }
 778     return no_sel ;
 779 }
 780
 781 void wxListBox::MacSet( int n , const wxString& text )
 782 {
 783     // as we don't store the strings we only have to issue a redraw
 784     UInt32 id = n + 1 ;
 785     verify_noerr( m_peer->UpdateItems( kDataBrowserNoItem , 1 , &id , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 786 }
 787
 788 void wxListBox::MacScrollTo( int n )
 789 {
 790     UInt32 id = n + 1 ;
 791     verify_noerr(  m_peer->RevealItem( id , kTextColumnId , kDataBrowserRevealWithoutSelecting ) ) ;
 792 }
 793
 794 #if !TARGET_API_MAC_OSX
 795
 796 void wxListBox::OnChar(wxKeyEvent& event)
 797 {
 798     // todo trigger proper events here
 799     event.Skip() ;
 800     return ;
 801
 802     if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER)
 803     {
 804         wxWindow* parent = GetParent() ;
 805         while( parent  && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 806             parent = parent->GetParent() ;
 807
 808         if ( parent && parent->GetDefaultItem() )
 809         {
 810             wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
 811                 wxButton);
 812             if ( def && def->IsEnabled() )
 813             {
 814                 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 815                 event.SetEventObject(def);
 816                 def->Command(event);
 817                 return ;
 818             }
 819         }
 820         event.Skip() ;
 821     }
 822     /* generate wxID_CANCEL if command-. or <esc> has been pressed (typically in dialogs) */
 823     else if (event.GetKeyCode() == WXK_ESCAPE || (event.GetKeyCode() == '.' && event.MetaDown() ) )
 824     {
 825         // FIXME: look in ancestors, not just parent.
 826         wxWindow* win = GetParent()->FindWindow( wxID_CANCEL ) ;
 827         if (win)
 828         {
 829                 wxCommandEvent new_event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
 830                 new_event.SetEventObject( win );
 831                 win->GetEventHandler()->ProcessEvent( new_event );
 832         }
 833     }
 834     else if ( event.GetKeyCode() == WXK_TAB )
 835     {
 836         wxNavigationKeyEvent new_event;
 837         new_event.SetEventObject( this );
 838         new_event.SetDirection( !event.ShiftDown() );
 839         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
 840         new_event.SetWindowChange( event.ControlDown() );
 841         new_event.SetCurrentFocus( this );
 842         if ( !GetEventHandler()->ProcessEvent( new_event ) )
 843             event.Skip() ;
 844     }
 845     else if ( event.GetKeyCode() == WXK_DOWN || event.GetKeyCode() == WXK_UP )
 846     {
 847         // perform the default key handling first
 848         wxControl::OnKeyDown( event ) ;
 849
 850         wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 851         event.SetEventObject( this );
 852
 853         wxArrayInt aSelections;
 854         int n, count = GetSelections(aSelections);
 855         if ( count > 0 )
 856         {
 857             n = aSelections[0];
 858             if ( HasClientObjectData() )
 859                 event.SetClientObject( GetClientObject(n) );
 860             else if ( HasClientUntypedData() )
 861                 event.SetClientData( GetClientData(n) );
 862             event.SetString( GetString(n) );
 863         }
 864         else
 865         {
 866             n = -1;
 867         }
 868
 869         event.SetInt(n);
 870
 871         GetEventHandler()->ProcessEvent(event);
 872     }
 873     else
 874     {
 875         if ( event.GetTimestamp() > m_lastTypeIn + 60 )
 876         {
 877             m_typeIn = wxEmptyString ;
 878         }
 879         m_lastTypeIn = event.GetTimestamp() ;
 880         m_typeIn += (char) event.GetKeyCode() ;
 881         int line = FindString(wxT("*")+m_typeIn+wxT("*")) ;
 882         if ( line >= 0 )
 883         {
 884             if ( GetSelection() != line )
 885             {
 886                 SetSelection(line) ;
 887                 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
 888                 event.SetEventObject( this );
 889
 890                 if ( HasClientObjectData() )
 891                     event.SetClientObject( GetClientObject( line ) );
 892                 else if ( HasClientUntypedData() )
 893                     event.SetClientData( GetClientData(line) );
 894                 event.SetString( GetString(line) );
 895
 896                 event.SetInt(line);
 897
 898                 GetEventHandler()->ProcessEvent(event);
 899             }
 900         }
 901     }
 902 }
 903
 904 #endif
 905