class widget
{
public:
	Widget();
	virtual ~Widget();
	virtual void draw();
	virtual void update();

};

class compositeWidget : public widget
{
public:
	virtual void draw()
	{
		//some drawing code
		for (int i = 0; i < widgets.size(); i++)
			widgets[i].draw();
	}

	virtual void update()
	{
		//some drawing code
		for (int i = 0; i < widgets.size(); i++)
			widgets[i].update();
	}
private:
	std::vector<widget> widgets;
};