import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

/* <applet code="KeyTest.class" width="150" height="150"> </applet> */

public class KeyTest extends JApplet implements KeyListener {
  int x = 50, y = 20;

  @Override
  public void init() {
    setFocusable(true);
    addKeyListener(this);
  }

  @Override
  public void paint(Graphics g) {
    super.paint(g);
    g.drawString("HELLO WORLD!", x, y);
  }

  public void keyTyped(KeyEvent e) {
    int k = e.getKeyChar();
    if (k == 'u') {
      y -= 10;
    } else if (k == 'd') {
      y += 10;
    } 
    System.err.printf("key = %d", k);
    repaint();
  }
  public void keyReleased(KeyEvent e) {}
  public void keyPressed(KeyEvent e) {
//	    int k = e.getKeyCode();
//	    if (k == VK_U) {
//	      y -= 10;
//	    } else if (k == VK_D) {
//	      y += 10;
//	    } 
//	    System.err.printf("key = %d", k);
//	    repaint();
  }

  public static void main(String[] args) {
    JFrame frame = new JFrame("");
    JApplet applet = new KeyTest();
    applet.setPreferredSize(new Dimension(150, 150));
    frame.add(applet);
    frame.pack();
    frame.setVisible(true);
    applet.init();
    applet.start();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  }
}