import java.awt.swing.*;
import java.awt.event.*;
public class MeterFrame extends JFrame {
 public MeterFrame(String title) {
  super(title);
  setSize(300, 100);
  // Add window adapter
  addWindowListener(new LocalWindowAdapter());
  show();
 }
 // Define window adapter
 class LocalWindowAdapter extends WindowAdapter {
  public void windowClosing(WindowEvent e) {
    System.exit(0); return;
  }
 }
}