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34 * HelloWorldSwing.java requires no other files.
39 public class HelloWorldSwing
extends JFrame
{
41 HelloWorldSwing(String title
) {
42 //Create and set up the window.
44 setDefaultCloseOperation(JFrame
.EXIT_ON_CLOSE
);
46 JPanel panel
= new JPanel();
48 //Add the ubiquitous "Hello World" label.
49 JLabel label
= new JLabel("Hello World");
52 getContentPane().add(panel
);
56 * Show the GUI. For thread safety,
57 * this method should be invoked from the
58 * event-dispatching thread.
60 public void showGUI() {
64 this.setVisible(true);