/* Listing4404.java */ import java.awt.*; import java.awt.event.*; public class Listing4404 extends Frame { public Listing4404() { super("Bean einbinden"); setLayout(new FlowLayout()); setBackground(Color.lightGray); LightBulb bulb1 = new LightBulb(); bulb1.setLightOn(false); add(bulb1); LightBulb bulb2 = new LightBulb(); bulb2.setLightOn(true); add(bulb2); addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent event) { System.exit(0); } } ); } public static void main(String[] args) { Listing4404 frm = new Listing4404(); frm.setLocation(100, 100); frm.pack(); frm.setVisible(true); } }