import java.awt.Component;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.ScrollPane;
import java.awt.Window;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

public class Window1AWT {
	public static void main(String[] args) {

		Frame frame = new Frame("AWT Window");
		frame.setSize(300, 200); // width, height
		ScrollPane scrollpane = new ScrollPane();

		// Put the scrollpane into the frame.
		frame.add(scrollpane);

		// Put a big, black circle into the scrollpane.
		scrollpane.add(new BigBlackCircle());

		frame.addWindowListener(new WindowCloser());
		frame.setVisible(true);
	}
}

class BigBlackCircle extends Component {
	public void paint(Graphics g) {
		g.fillOval(0, 0, 400, 400);
	}

	public Dimension getPreferredSize() {
		return new Dimension(400, 400);
	}
}

class WindowCloser extends WindowAdapter {
	public void windowClosing(WindowEvent e) {
		Window window = e.getWindow();
		window.dispose();
	}
}