Java Programming Tutorial - 75 - MouseListener interface

package apples;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.event.*; 

public class gui2 extends JFrame {

     private JPanel mousepanel;

     private JLabel statusbar;

     

     public gui2 () {

     super("title");

     mousepanel.setBackground(Color.WHITE);

     add(mousepanel,BorderLayout.CENTER);

     

     

     statusbar = new JLabel("dfault");

     add(statusbar, BorderLayout.SOUTH);

     

     Handlerclass handler = new Handlerclass();

     mousepanel.addMouseListener(handler);

     mousepanel.addMouseMotionListener(handler); 

     }

     

     private class HandlerClass implements MouseListener, MouseMotionListener {

     

     public void mouseClicked (MouseEvent event) {

     statusbar.setText(String.format("Clicked at %d,%d",event.getX()));

     }

     public void mousePressed (MouseEvent event) {

     statusbar.setText("you pressed down the mouse");

     }

     public void mouseReleased (MouseEvent event) {

     statusbar.setText("you released the button");

     }

     public void mouseEntered(MouseEvent event) {

     statusbar.setText("you entered the area");

     mousepanel.setBackground(Color.RED);

     }

     public void mourseExisted(MouseEvent event) {

     statusbar.setText("the mouse had left the window");

     

     }

    };

}