X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/489468feaa08b8f504735eecca522fb8d0f825d2..472137baebae6c011ad7d70285de454b9ce7796d:/src/osx/carbon/listbox.cpp diff --git a/src/osx/carbon/listbox.cpp b/src/osx/carbon/listbox.cpp index 8c479b1066..23f6443ba0 100644 --- a/src/osx/carbon/listbox.cpp +++ b/src/osx/carbon/listbox.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: src/mac/carbon/listbox.cpp +// Name: src/osx/carbon/listbox.cpp // Purpose: wxListBox // Author: Stefan Csomor // Modified by: @@ -24,271 +24,23 @@ #include "wx/dcclient.h" #endif -IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems) - -BEGIN_EVENT_TABLE(wxListBox, wxControl) -END_EVENT_TABLE() - -#include "wx/mac/uma.h" +#include "wx/osx/private.h" // ============================================================================ // list box control implementation // ============================================================================ -wxListBox::wxListBox() -{ -} - -bool wxListBox::Create( - wxWindow *parent, - wxWindowID id, - const wxPoint& pos, - const wxSize& size, - const wxArrayString& choices, - long style, - const wxValidator& validator, - const wxString& name ) -{ - wxCArrayString chs(choices); - - return Create( - parent, id, pos, size, chs.GetCount(), chs.GetStrings(), - style, validator, name ); -} - -wxMacListControl* wxListBox::GetPeer() const -{ - wxMacDataBrowserListControl *lb = wxDynamicCast(m_peer,wxMacDataBrowserListControl); - return lb ? wx_static_cast(wxMacListControl*,lb) : 0 ; -} - -bool wxListBox::Create( - wxWindow *parent, - wxWindowID id, - const wxPoint& pos, - const wxSize& size, - int n, - const wxString choices[], - long style, - const wxValidator& validator, - const wxString& name ) +wxWidgetImplType* wxWidgetImpl::CreateListBox( wxWindowMac* wxpeer, + wxWindowMac* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + long extraStyle) { - m_blockEvents = false; - m_macIsUserPane = false; - - wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED), - wxT("only a single listbox selection mode can be specified") ); - - if ( !wxListBoxBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) ) - return false; - - wxMacDataBrowserListControl* control = new wxMacDataBrowserListControl( this, pos, size, style ); + wxMacDataBrowserListControl* control = new wxMacDataBrowserListControl( wxpeer, pos, size, style ); // TODO CHECK control->SetClientDataType( m_clientDataItemsType ); - m_peer = control; - - MacPostControlCreate( pos, size ); - - Append(n, choices); - - // Needed because it is a wxControlWithItems - SetInitialSize( size ); - - return true; -} - -wxListBox::~wxListBox() -{ - FreeData(); - m_peer->SetReference( 0 ); -} - -void wxListBox::FreeData() -{ - GetPeer()->MacClear(); -} - -void wxListBox::DoSetFirstItem(int n) -{ - GetPeer()->MacScrollTo( n ); -} - -void wxListBox::EnsureVisible(int n) -{ - GetPeer()->MacScrollTo( n ); -} - -void wxListBox::DoDeleteOneItem(unsigned int n) -{ - wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::Delete") ); - - m_blockEvents = true; - GetPeer()->MacDelete( n ); - m_blockEvents = false; - - UpdateOldSelections(); -} - -int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items, - unsigned int pos, - void **clientData, - wxClientDataType type) -{ - InvalidateBestSize(); - - GetPeer()->MacInsert( pos, items ); - const unsigned int count = items.GetCount(); - if ( clientData ) - { - for (unsigned int i = 0; i < count; ++i) - AssignNewItemClientData( pos + i, clientData, i, type ); - } - - return pos + count - 1; - - UpdateOldSelections(); -} - -int wxListBox::FindString(const wxString& s, bool bCase) const -{ - for ( size_t i = 0; i < GetCount(); ++ i ) - { - if (s.IsSameAs( GetString( i ), bCase) ) - return (int)i; - } - - return wxNOT_FOUND; -} - -void wxListBox::DoClear() -{ - m_blockEvents = true; - FreeData(); - m_blockEvents = false; - - UpdateOldSelections(); -} - -void wxListBox::DoSetSelection(int n, bool select) -{ - wxCHECK_RET( n == wxNOT_FOUND || IsValid(n), - wxT("invalid index in wxListBox::SetSelection") ); - - m_blockEvents = true; - - if ( n == wxNOT_FOUND ) - GetPeer()->MacDeselectAll(); - else - GetPeer()->MacSetSelection( n, select, HasMultipleSelection() ); - - m_blockEvents = false; - - UpdateOldSelections(); -} - -bool wxListBox::IsSelected(int n) const -{ - wxCHECK_MSG( IsValid(n), false, wxT("invalid index in wxListBox::Selected") ); - - return GetPeer()->MacIsSelected( n ); -} - -void *wxListBox::DoGetItemClientData(unsigned int n) const -{ - wxCHECK_MSG( IsValid(n), NULL, wxT("invalid index in wxListBox::GetClientData")); - return GetPeer()->MacGetClientData( n ); -} - -void wxListBox::DoSetItemClientData(unsigned int n, void *clientData) -{ - wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetClientData") ); - GetPeer()->MacSetClientData( n , clientData); -} - -// Return number of selections and an array of selected integers -int wxListBox::GetSelections(wxArrayInt& aSelections) const -{ - return GetPeer()->MacGetSelections( aSelections ); -} - -// Get single selection, for single choice list items -int wxListBox::GetSelection() const -{ - return GetPeer()->MacGetSelection(); -} - -// Find string for position -wxString wxListBox::GetString(unsigned int n) const -{ - wxCHECK_MSG( IsValid(n), wxEmptyString, wxT("invalid index in wxListBox::GetString") ); - return GetPeer()->MacGetString(n); -} - -void wxListBox::SetString(unsigned int n, const wxString& s) -{ - GetPeer()->MacSetString( n, s ); -} - -wxSize wxListBox::DoGetBestSize() const -{ - int lbWidth = 100; // some defaults - int lbHeight = 110; - int wLine; - - { - wxClientDC dc(const_cast(this)); - dc.SetFont(GetFont()); - - // Find the widest line - for (unsigned int i = 0; i < GetCount(); i++) - { - wxString str( GetString( i ) ); - - wxCoord width, height ; - dc.GetTextExtent( str , &width, &height); - wLine = width ; - lbWidth = wxMax( lbWidth, wLine ); - } - - // Add room for the scrollbar - lbWidth += wxSystemSettings::GetMetric( wxSYS_VSCROLL_X ); - - // And just a bit more - int cy = 12; - - wxCoord width, height ; - dc.GetTextExtent( wxT("XX") , &width, &height); - int cx = width ; - lbWidth += cx; - - // don't make the listbox too tall (limit height to around 10 items) - // but don't make it too small neither - lbHeight = wxMax( (cy + 4) * wxMin( wxMax( GetCount(), 3 ), 10 ), 70 ); - } - - return wxSize( lbWidth, lbHeight ); -} - -unsigned int wxListBox::GetCount() const -{ - return GetPeer()->MacGetCount(); -} - -void wxListBox::Refresh(bool eraseBack, const wxRect *rect) -{ - wxControl::Refresh( eraseBack, rect ); -} - -// Some custom controls depend on this -/* static */ wxVisualAttributes -wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) -{ - wxVisualAttributes attr; - - attr.colFg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT ); - attr.colBg = wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ); - attr.font.MacCreateFromThemeFont(kThemeViewsFont); - - return attr; + return control; } int wxListBox::DoListHitTest(const wxPoint& inpoint) const @@ -407,6 +159,77 @@ wxMacListBoxItem::~wxMacListBoxItem() { } +OSStatus wxMacListBoxItem::GetSetData(wxMacDataItemBrowserControl *owner , + DataBrowserPropertyID property, + DataBrowserItemDataRef itemData, + bool changeValue ) +{ + wxMacDataBrowserListControl *lb = wxDynamicCast(owner,wxMacDataBrowserListControl); + OSStatus err = errDataBrowserPropertyNotSupported; + if ( !changeValue ) + { + if ( property >= kMinColumnId ) + { + wxMacDataBrowserColumn* col = lb->GetColumnFromProperty( property ); + unsigned int n = owner->GetLineFromItem( this ); + wxListBox *list = wxDynamicCast( owner->GetWXPeer() , wxListBox ); + wxMacDataBrowserCellValue valueholder(itemData); + list->GetValueCallback( n , col, valueholder ); + + err = noErr; + } + else + { + if ( property == kDataBrowserItemIsEditableProperty ) + { + DataBrowserPropertyID propertyToEdit ; + GetDataBrowserItemDataProperty( itemData, &propertyToEdit ); + wxMacDataBrowserColumn* col = lb->GetColumnFromProperty( propertyToEdit ); + + verify_noerr(SetDataBrowserItemDataBooleanValue( itemData, col->IsEditable() )); + err = noErr; + } + + } + + } + else + { + if ( property >= kMinColumnId ) + { + wxMacDataBrowserColumn* col = lb->GetColumnFromProperty( property ); + + unsigned int n = owner->GetLineFromItem( this ); + wxListBox *list = wxDynamicCast( owner->GetWXPeer() , wxListBox ); + wxMacDataBrowserCellValue valueholder(itemData); + list->SetValueCallback( n , col, valueholder ); + + /* + // we have to change this behind the back, since Check() would be triggering another update round + bool newVal = !m_isChecked; + verify_noerr(SetDataBrowserItemDataButtonValue( itemData, newVal ? kThemeButtonOn : kThemeButtonOff )); + m_isChecked = newVal; + err = noErr; + + wxCommandEvent event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, checklist->GetId() ); + event.SetInt( owner->GetLineFromItem( this ) ); + event.SetEventObject( checklist ); + checklist->HandleWindowEvent( event ); + + */ + err = noErr; + } + } + + // call inherited if not ours + if ( err == errDataBrowserPropertyNotSupported ) + { + err = wxMacDataItem::GetSetData(owner, property, itemData, changeValue); + } + + return err; +} + void wxMacListBoxItem::Notification(wxMacDataItemBrowserControl *owner , DataBrowserItemNotification message, DataBrowserItemDataRef WXUNUSED(itemData) ) const @@ -417,28 +240,24 @@ void wxMacListBoxItem::Notification(wxMacDataItemBrowserControl *owner , if ( message == kDataBrowserItemRemoved) { - if ( lb != NULL && lb->GetClientDataType() == wxClientData_Object ) - { - delete (wxClientData*) (m_data); - } - delete this; return; } - wxListBox *list = wxDynamicCast( owner->GetPeer() , wxListBox ); + wxListBox *list = wxDynamicCast( lb->GetWXPeer() , wxListBox ); wxCHECK_RET( list != NULL , wxT("Listbox expected")); if (message == kDataBrowserItemDoubleClicked) { + unsigned int n = owner->GetLineFromItem( this ); wxCommandEvent event( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, list->GetId() ); event.SetEventObject( list ); if ( list->HasClientObjectData() ) - event.SetClientObject( (wxClientData*) m_data ); + event.SetClientObject( list->GetClientObject(n) ); else if ( list->HasClientUntypedData() ) - event.SetClientData( m_data ); - event.SetString( m_label ); - event.SetInt( owner->GetLineFromItem( this ) ); + event.SetClientData( list->GetClientData(n) ); + event.SetString( list->GetString(n) ); + event.SetInt( n ); event.SetExtraLong( 1 ); list->HandleWindowEvent(event); return; @@ -450,6 +269,8 @@ IMPLEMENT_DYNAMIC_CLASS( wxMacDataBrowserListControl , wxMacDataItemBrowserContr wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const wxPoint& pos, const wxSize& size, long style) : wxMacDataItemBrowserControl( peer, pos, size, style ) { + m_nextColumnId = 0 ; + OSStatus err = noErr; m_clientDataItemsType = wxClientData_None; if ( style & wxLB_SORT ) @@ -483,7 +304,7 @@ wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont; columnDesc.headerBtnDesc.btnFontStyle.style = normal; columnDesc.headerBtnDesc.titleString = NULL; - +/* columnDesc.headerBtnDesc.minimumWidth = 0; columnDesc.headerBtnDesc.maximumWidth = 10000; @@ -493,7 +314,7 @@ wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const columnDesc.propertyDesc.propertyFlags |= kDataBrowserListViewTypeSelectColumn; verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) ); - +*/ columnDesc.headerBtnDesc.minimumWidth = 0; columnDesc.headerBtnDesc.maximumWidth = 0; columnDesc.propertyDesc.propertyID = kNumericOrderColumnId; @@ -503,6 +324,7 @@ wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) ); +/* SetDataBrowserSortProperty( m_controlRef , kTextColumnId); if ( m_sortOrder == SortOrder_Text_Ascending ) { @@ -510,6 +332,7 @@ wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing); } else +*/ { SetDataBrowserSortProperty( m_controlRef , kNumericOrderColumnId); SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing); @@ -535,7 +358,7 @@ void wxMacDataBrowserListControl::ItemNotification( DataBrowserItemNotification message, DataBrowserItemDataRef itemData) { - wxListBox *list = wxDynamicCast( GetPeer() , wxListBox ); + wxListBox *list = wxDynamicCast( GetWXPeer() , wxListBox ); wxCHECK_RET( list != NULL , wxT("Listbox expected")); if (list->HasMultipleSelection() && (message == kDataBrowserSelectionSetChanged) && (!list->MacGetBlockEvents())) @@ -549,7 +372,7 @@ void wxMacDataBrowserListControl::ItemNotification( wxCommandEvent event( wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() ); int sel = list->GetSelection(); - if ((sel < 0) || (sel > list->GetCount())) // OS X can select an item below the last item (why?) + if ((sel < 0) || (sel > (int) list->GetCount())) // OS X can select an item below the last item (why?) return; event.SetEventObject( list ); if ( list->HasClientObjectData() ) @@ -567,14 +390,259 @@ void wxMacDataBrowserListControl::ItemNotification( wxMacDataItemBrowserControl::ItemNotification( itemID, message, itemData); } + +/* wxWindow * wxMacDataBrowserListControl::GetPeer() const { - return wxDynamicCast( wxMacControl::GetPeer() , wxWindow ); + return wxDynamicCast( wxMacControl::GetWX() , wxWindow ); +} +*/ + +// +// List Methods +// + +wxMacDataBrowserColumn* wxMacDataBrowserListControl::DoInsertColumn( unsigned int pos, DataBrowserPropertyID property, + const wxString& title, bool editable, + DataBrowserPropertyType colType, SInt16 just, int width ) +{ + DataBrowserListViewColumnDesc columnDesc; + columnDesc.headerBtnDesc.titleOffset = 0; + columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc; + + columnDesc.headerBtnDesc.btnFontStyle.flags = + kControlUseFontMask | kControlUseJustMask; + + columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlContentTextOnly; + columnDesc.headerBtnDesc.btnFontStyle.just = just; + columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont; + columnDesc.headerBtnDesc.btnFontStyle.style = normal; + + // TODO: Why is m_font not defined when we enter wxLC_LIST mode, but is + // defined for other modes? + wxFontEncoding enc; + if ( m_font.Ok() ) + enc = m_font.GetEncoding(); + else + enc = wxLocale::GetSystemEncoding(); + wxCFStringRef cfTitle( title, enc ); + columnDesc.headerBtnDesc.titleString = cfTitle; + + columnDesc.headerBtnDesc.minimumWidth = 0; + columnDesc.headerBtnDesc.maximumWidth = 30000; + + columnDesc.propertyDesc.propertyID = property; + columnDesc.propertyDesc.propertyType = colType; + columnDesc.propertyDesc.propertyFlags = kDataBrowserListViewSortableColumn; + columnDesc.propertyDesc.propertyFlags |= kDataBrowserListViewTypeSelectColumn; + columnDesc.propertyDesc.propertyFlags |= kDataBrowserListViewNoGapForIconInHeaderButton; + + if ( editable ) + columnDesc.propertyDesc.propertyFlags |= kDataBrowserPropertyIsMutable; + + verify_noerr( AddColumn( &columnDesc, pos ) ); + + if (width > 0) + { + wxMacDataBrowserControl::SetColumnWidth(property, width); + } + + wxMacDataBrowserColumn *col = new wxMacDataBrowserColumn( property, colType, editable ); + + m_columns.Insert( col, pos ); + + return col; +} + +wxListWidgetColumn* wxMacDataBrowserListControl::InsertTextColumn( unsigned pos, const wxString& title, bool editable, + wxAlignment just, int defaultWidth) +{ + DataBrowserPropertyID property = kMinColumnId + m_nextColumnId++; + + SInt16 j = teFlushLeft; + if ( just & wxALIGN_RIGHT ) + j = teFlushRight; + else if ( just & wxALIGN_CENTER_HORIZONTAL ) + j = teCenter; + + return DoInsertColumn( pos, property, title, editable, kDataBrowserTextType, just, defaultWidth ); +} + +wxListWidgetColumn* wxMacDataBrowserListControl::InsertCheckColumn( unsigned pos , const wxString& title, bool editable, + wxAlignment just, int defaultWidth ) +{ + DataBrowserPropertyID property = kMinColumnId + m_nextColumnId++; + + SInt16 j = teFlushLeft; + if ( just & wxALIGN_RIGHT ) + j = teFlushRight; + else if ( just & wxALIGN_CENTER_HORIZONTAL ) + j = teCenter; + + return DoInsertColumn( pos, property, title, editable, kDataBrowserCheckboxType, just, defaultWidth ); +} + +wxMacDataBrowserColumn* wxMacDataBrowserListControl::GetColumnFromProperty( DataBrowserPropertyID property) +{ + for ( unsigned int i = 0; i < m_columns.size() ; ++ i ) + if ( m_columns[i]->GetProperty() == property ) + return m_columns[i]; + + return NULL; +} + +/* +wxMacDataItem* wxMacDataBrowserListControl::ListGetLineItem( unsigned int n ) +{ + return (wxMacDataItem*) GetItemFromLine(n); +} +*/ + +unsigned int wxMacDataBrowserListControl::ListGetCount() const +{ + return MacGetCount(); +} + +void wxMacDataBrowserListControl::ListDelete( unsigned int n ) +{ + MacDelete( n ); +} + +void wxMacDataBrowserListControl::ListInsert( unsigned int n ) +{ + MacInsert( n , new wxMacListBoxItem() ); +} + +void wxMacDataBrowserListControl::ListClear() +{ + MacClear(); +} + +void wxMacDataBrowserListControl::ListDeselectAll() +{ + wxMacDataItemBrowserSelectionSuppressor suppressor(this); + SetSelectedAllItems( kDataBrowserItemsRemove ); +} + +void wxMacDataBrowserListControl::ListSetSelection( unsigned int n, bool select, bool multi ) +{ + wxMacDataItem* item = (wxMacDataItem*) GetItemFromLine(n); + wxMacDataItemBrowserSelectionSuppressor suppressor(this); + + if ( IsItemSelected( item ) != select ) + { + if ( select ) + SetSelectedItem( item, multi ? kDataBrowserItemsAdd : kDataBrowserItemsAssign ); + else + SetSelectedItem( item, kDataBrowserItemsRemove ); + } + + ListScrollTo( n ); +} + +bool wxMacDataBrowserListControl::ListIsSelected( unsigned int n ) const +{ + wxMacDataItem* item = (wxMacDataItem*) GetItemFromLine(n); + return IsItemSelected( item ); +} + +int wxMacDataBrowserListControl::ListGetSelection() const +{ + wxMacDataItemPtr first, last; + GetSelectionAnchor( &first, &last ); + + if ( first != NULL ) + { + return GetLineFromItem( first ); + } + + return -1; +} + +int wxMacDataBrowserListControl::ListGetSelections( wxArrayInt& aSelections ) const +{ + aSelections.Empty(); + wxArrayMacDataItemPtr selectedItems; + GetItems( wxMacDataBrowserRootContainer, false , kDataBrowserItemIsSelected, selectedItems); + + int count = selectedItems.GetCount(); + + for ( int i = 0; i < count; ++i) + { + aSelections.Add(GetLineFromItem(selectedItems[i])); + } + + return count; +} + +void wxMacDataBrowserListControl::ListScrollTo( unsigned int n ) +{ + UInt32 top , left ; + GetScrollPosition( &top , &left ) ; + wxMacDataItem * item = (wxMacDataItem*) GetItemFromLine( n ); + + // there is a bug in RevealItem that leads to situations + // in large lists, where the item does not get scrolled + // into sight, so we do a pre-scroll if necessary + UInt16 height ; + GetRowHeight( (DataBrowserItemID) item , &height ) ; + UInt32 linetop = n * ((UInt32) height ); + UInt32 linebottom = linetop + height; + Rect rect ; + GetControlBounds( m_controlRef, &rect ); + + if ( linetop < top || linebottom > (top + rect.bottom - rect.top ) ) + SetScrollPosition( wxMax( n-2, 0 ) * ((UInt32)height) , left ) ; + + RevealItem( item , kDataBrowserRevealWithoutSelecting ); +} + +void wxMacDataBrowserListControl::UpdateLine( unsigned int n, wxListWidgetColumn* col ) +{ + wxMacDataBrowserColumn* dbcol = dynamic_cast (col); + wxMacDataItem * item = (wxMacDataItem*) GetItemFromLine( n ); + UpdateItem(wxMacDataBrowserRootContainer, item, dbcol ? dbcol->GetProperty() : kDataBrowserNoItem ); +} + +void wxMacDataBrowserListControl::UpdateLineToEnd( unsigned int n) +{ + // with databrowser inserting does not need updating the entire model, it's done by databrowser itself + wxMacDataItem * item = (wxMacDataItem*) GetItemFromLine( n ); + UpdateItem(wxMacDataBrowserRootContainer, item, kDataBrowserNoItem ); +} + +// value setters + +void wxMacDataBrowserCellValue::Set( CFStringRef value ) +{ + SetDataBrowserItemDataText( m_data, value ); +} + +void wxMacDataBrowserCellValue::Set( const wxString& value ) +{ + wxCFStringRef cf(value); + SetDataBrowserItemDataText( m_data, (CFStringRef) cf); +} + +void wxMacDataBrowserCellValue::Set( int value ) +{ + SetDataBrowserItemDataValue( m_data, value ); + // SetDataBrowserItemDataButtonValue( m_data, value ? kThemeButtonOn : kThemeButtonOff); +} + +int wxMacDataBrowserCellValue::GetIntValue() const +{ + SInt32 value; + GetDataBrowserItemDataValue( m_data, &value ); + return value; } -wxMacDataItem* wxMacDataBrowserListControl::CreateItem() +wxString wxMacDataBrowserCellValue::GetStringValue() const { - return new wxMacListBoxItem(); + CFStringRef value; + GetDataBrowserItemDataText ( m_data, &value ); + wxCFStringRef cf(value); + return cf.AsString(); } #if 0