java program that demostrate the key event handlers.

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

 /*
  <applet code="SimpleKey" width=300 height=100>
  </applet>
 */
 public class SimpleKey extends Applet
 implements KeyListener {
  String msg="";
 int X=10, Y=20; // output coordinates
 public void init() {
 addKeyListener(this);
 requestFocus(); //request input focus
 }
 public void keyPressed(KeyEvent ke) {
 showStatus("Key Down");
 }

 public void keyReleased(KeyEvent ke) {
 showStatus("Key Up");
 }
 public void keyTyped(KeyEvent ke) {
 msg +=ke.getKeyChar();
 repaint();
 }
 // Display Keystrokes.
 public void paint(Graphics g) {
 g.drawString(msg, X, Y);
 }
 }