long FindItem( long start, const wxString& str, bool partial = false );
long FindItem( long start, wxUIntPtr data );
long FindItem( long start, const wxPoint& pt, int direction ); // not supported in wxGLC
- long HitTest( const wxPoint& point, int& flags);
+ long HitTest( const wxPoint& point, int& flags, long *pSubItem = NULL );
long InsertItem(wxListItem& info);
long InsertItem( long index, const wxString& label );
long InsertItem( long index, int imageIndex );