Add mouse listener to a custom JLabel in Java

Description

The following code shows how to add mouse listener to a custom JLabel.

Example


//ww  w.ja  v  a  2  s.  c o m
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;


import javax.swing.JLabel;
import java.awt.GridLayout;

import javax.swing.JFrame;
import javax.swing.plaf.basic.BasicArrowButton;

public class Main {
  public static void main(String args[]) {
    JFrame frame = new JFrame("Popup JComboBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.add(new MyLabel("java2s.com"));
    frame.setSize(300, 200);
    frame.setVisible(true);
  }

}
class MyLabel extends JLabel {

  public MyLabel(String msg) {

    super(msg);

    addMouseListener(new MouseAdapter() {
      public void mouseClicked(MouseEvent me) {
        fireActionPerformed(new ActionEvent(MyLabel.this, ActionEvent.ACTION_PERFORMED,
            "SecretMessage"));
      }
    });
  }

  public void addActionListener(ActionListener l) {
    listenerList.add(ActionListener.class, l);
  }

  public void removeActionListener(ActionListener l) {
    listenerList.remove(ActionListener.class, l);
  }

  protected void fireActionPerformed(ActionEvent ae) {

    Object[] listeners = listenerList.getListeners(ActionListener.class);

    for (int i = 0; i < listeners.length; i++) {
      ((ActionListener) listeners[i]).actionPerformed(ae);
    }
  }
}

The code above generates the following result.

Add mouse listener to a custom JLabel in Java




















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