bool Replace( int index, const wxBitmap &bitmap );
bool Remove( int index );
bool RemoveAll();
bool GetSize( int index, int &width, int &height ) const;
bool Draw(int index, wxDC& dc, int x, int y,
bool Replace( int index, const wxBitmap &bitmap );
bool Remove( int index );
bool RemoveAll();
bool GetSize( int index, int &width, int &height ) const;
bool Draw(int index, wxDC& dc, int x, int y,