import java.awt.*;
import java.awt.event.*;

class MeinWindowListener extends WindowAdapter{
    public void windowClosing(WindowEvent event){
    	    System.exit(0); // beenden
          }
    }
        
    
class Fenster extends Frame {

    Fenster() {
      super("Fenster zum Hof");
      
      addWindowListener(new MeinWindowListener());
      
      setSize(800, 600);
      setVisible(true);
      }
   }

class FensterTester {

    public static void main(String args[]) {
        Fenster MainFenster = new Fenster();
        }
}