class PanelAggregator
//defina la interfaz para agregar los panels
{    public:
	PanelAggregator();
	 	
        virtual void AggregatePanel( ) {}
	virtual void SetName(char* name) {}
	virtual void SetRadioButtons(int quantity) {}

	virtual Panel* GetPanel() {return 0;}
}


int 
main()
{
    //new Director - ObjectVisualizer
    ObjectVisualizer ov;

    //new Builder - PanelAggregator
    Panel* panelResult;    

    //new ConcreteBuilder - SimplePanelAggregator
    SimplePanel panel;

    //method Construct
    ov.AggregatePanel(panel,"",0);
    
    //method GetResult
    panelResult = panel.GetSimplePanel();
}

Panel* ObjectVisualizer::AggregatePanel (PanelAggregator& builder,char * name, int numRB) {
    builder.AggregatePanel();
    builder.SetName(name);
    builder.SetRadioButtons(numRB);

    return builder.GetPanel();
} 


class SimplePanelAggregator::public PanelAggregator {
public:
    SimplePanelAggregator();
    virtual void AggregatePanel( );
    virtual void SetName(char*);
    virtual void SetRadioButtons(int);

    virtual Panel* GetPanel();
private:
    Panel* _currentPanel;
}

void SimplePanelAggregator::AggregatePanel() 
{
    _currentPanel = new Panel; 
}

Panel* SimplePanelAggregator::GetPanel() {
    Panel* panel = _currentPanel;
    return panel;
}