Java Programs[Important]

1. WRITE A JAVA PROGRAM for handling mouse events.
2.  
3. Program :
4.  
5. import   .awt.*;
6.  import   .awt.event.*; 
7. import   .applet.*;
8.  /* <applet code="MouseEvents" width=300 height=100> </applet> */ public class MouseEvents extends Applet implements MouseListener, MouseMotionListener
9.  { 
10. String msg = "";
11.  int mouseX = 0, mouseY = 0;
12.  // coordinates of mouse public void init() { addMouseListener(this);
13.  addMouseMotionListener(this);
14.  } // Handle mouse clicked.
15.  public void mouseClicked(MouseEvent me)
16.  { // 
17. save coordinates mouseX = 0; 
18. mouseY = 10; msg = "Mouse clicked."; repaint(); 
19. } // Handle mouse entered. 
20. public void mouseEntered(MouseEvent me)
21.  { 
22. // save coordinates mouseX = 0;
23.  mouseY = 10; msg = "Mouse entered.";
24.  repaint();
25.  } // Handle mouse exited.
26.  public void mouseExited(MouseEvent me)
27.  { 
28. // save coordinates mouseX = 0; 
29. mouseY = 10; msg = "Mouse exited.";
30.  repaint(); 
31. } // Handle button pressed. 
32. public void mousePressed(MouseEvent me)
33.  { 
34. // save coordinates mouseX = me.getX();
35.  mouseY = me.getY();
36.  msg = "Down"; repaint();
37.  } // Handle button released. 
38. public void mouseReleased(MouseEvent me)
39.  {
40.  // save coordinates mouseX = me.getX(); 
41. mouseY = me.getY(); 
42. msg = "Up"; 
43. repaint();
44.  } // Handle mouse dragged.
45.  public void mouseDragged(MouseEvent me) 
46. 
    
47. {
48.  // save coordinates mouseX = me.getX();
49.  mouseY = me.getY(); 
50. 
    
51. msg = "*"; showStatus("Dragging mouse at " + mouseX + ", " + mouseY); repaint(); 
52. }
53.  // Handle mouse moved.
54.  public void mouseMoved(MouseEvent me)
55.  {
56.  // show status showStatus("Moving mouse at " + me.getX() + ", " + me.getY());
57.  } 
58. // Display msg in applet window at current X,Y location.
59.  public void paint(Graphics g)
60. { 
61. g.drawString(msg, mouseX, mouseY); 
62. } 
63. }