import javax.swing.*;
import java.awt.event.*;

public class SJanela extends JFrame {

    class WindowHandler extends WindowAdapter {
	public void windowClosing(WindowEvent we) { 
	    dispose();
	    System.exit(0);
	}
    }
	
    public SJanela() {
	this("Janela");
    }

    public SJanela(String title) {
	setSize(200,120);
	setTitle(title);
	addWindowListener(new WindowHandler());
    }

    public static void main(String[] args) {
	SJanela je = new SJanela();
	je.show();
    }
}