Java examples: windowadapter

Write a program to create a frame with exit capabilities.
Handle events for mouse pressed, mouse released, mouse clicked
and mouse dragged by displaying appropriate message describing
the event at the coordinates where the event has taken place..

import java.awt.*;
import java.awt.event.*;

class frame_window extends Frame implements MouseListener,MouseMotionListener
{
 String strEvent= "";
 int x=0,y=0;
 
 frame_window(String title)
 {
  super(title);
  
  addWindowListener(new MyWindowAdapter(this));
  addMouseListener(this);
  addMouseMotionListener(this);
  
  setSize(500,500);
  setVisible(true);
  setLocation(300,100);
 }
 
 public void mouseClicked(MouseEvent me)
 {
  strEvent = "mouse clicked ";
  x = me.getX();
  y = me.getY();
  repaint();
 }
 
 public void mousePressed(MouseEvent me)
 {
  strEvent = "mouse pressed ";
  x = me.getX();
  y = me.getY();
  repaint();
 }
 
 public void mouseReleased(MouseEvent me)
 {
  strEvent = "mouse released ";
  x = me.getX();
  y = me.getY();
  repaint();
 }
 
 public void mouseEntered(MouseEvent me){}
 
 public void mouseExited(MouseEvent me){}
 
 public void mouseDragged(MouseEvent me)
 {
  strEvent = "mouse dragged ";
  x = me.getX();
  y = me.getY();
  repaint();
 }
 
 public void mouseMoved(MouseEvent me){}
 
 public void paint(Graphics g)
 {
  g.drawString(strEvent + "at " + x +","+ y,x,y);
 }
 
 public static void main(String [] args)
 {
  frame_window j = new frame_window("frame window....");
 }
}

class MyWindowAdapter extends WindowAdapter
{
 frame_window j = null;
 
 MyWindowAdapter(frame_window j)
 {
  this.j = j;
 }
 
 public void  windowClosing(WindowEvent we)
 {
  System.exit(0);
 }
 
}

output

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