WindowEventHandler.java Source code

Introduction

Here is the source code for WindowEventHandler.java

Source

import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.WindowConstants;

class WindowEventHandler extends WindowAdapter {
    public void windowClosing(WindowEvent evt) {
        System.exit(0);
    }
}

public class TJFrame {

    public static void main(String[] args) {
        JFrame frame = new JFrame("Swing Frame");

        JLabel label = new JLabel("This is a Swing frame", JLabel.CENTER);

        frame.add(label);

        frame.addWindowListener(new WindowEventHandler());
        frame.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        frame.setSize(350, 200); // width=350, height=200
        frame.setVisible(true); // Display the frame
    }

}