import java.awt.*; import java.awt.event.*; public class MyFirstFrame extends Frame implements ActionListener{ private Button quit= new Button("Quit"); public MyFirstFrame() { super("My First Frame"); add(quit); setSize(200,100); setVisible(true); quit.addActionListener(this); } public void actionPerformed(ActionEvent e) { dispose(); System.exit(0); } public static void main(String[] args) { MyFirstFrame mf = new MyFirstFrame(); } }