import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
public class AnonymousInnerClassExample extends JFrame {
public AnonymousInnerClassExample() {
initUI();
}
public final void initUI() {
JPanel panel = new JPanel();
panel.setLayout(null);
JButton closeButton = new JButton("Close");
closeButton.setBounds(40, 50, 80, 25);
closeButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
System.exit(0);
}
});
panel.add(closeButton);
add(panel);
setTitle("Anonymous inner class");
setSize(300, 200);
setLocationRelativeTo(null);
setDefaultCloseOperation(EXIT_ON_CLOSE);
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
AnonymousInnerClassExample ex =
new AnonymousInnerClassExample();
ex.setVisible(true);
}
});
}
}