Frame using AWT

/**** Main.java ****/
import java.awt.*;
import java.awt.event.*;
public class Main extends Frame implements MouseListener {
 Label l;
 Main() {
 super("AWT Frame");
 l = new Label();
 l.setBounds(25, 60, 250, 30);
 l.setAlignment(Label.CENTER);
 this.add(l);
 this.setSize(300, 300);
 this.setLayout(null);
 this.setVisible(true);
 this.addMouseListener(this);
 this.addWindowListener(new WindowAdapter() {
 public void windowClosing(WindowEvent e) {
 dispose();
 }
 });
 }
 public static void main(String[] args) {
 new Main();
 }
 @Override
 public void mouseClicked(MouseEvent e) {
 l.setText("Mouse Clicked");
 }
 @Override
 public void mousePressed(MouseEvent e) {
 }
 @Override
 public void mouseReleased(MouseEvent e) {
 }
 @Override
 public void mouseEntered(MouseEvent e) {
 l.setText("Mouse Entered");
 }
 @Override
 public void mouseExited(MouseEvent e) {
 l.setText("Mouse Exited");
 }
}