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Java Program: AWT Frame Closing Event

Program

import java.awt.*;
import java.awt.event.*;
public class awtexample extends Frame{
    public static void main(String[] args)
    {
        Frame f= new Frame("New Frame");
        f.setSize(400, 500);
        f.setVisible(true);
        f.addWindowListener(new WindowAdapter(){
        public void windowClosing(WindowEvent e)
        {
        System.exit(0);
        }
     });
    }
}

Output




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