viernes, 20 de mayo de 2011

Ejemplo Java : TECLA : KeyListener keyTyped

import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
/*
  <APPLET
      CODE=tecla.class
      WIDTH=300
      HEIGHT=200 >
  </APPLET>
*/
public class tecla extends Applet implements KeyListener {
    String text = "";
    public void init()
    {
        addKeyListener(this);
        requestFocus();
    }
    public void paint(Graphics g)
    {
        g.drawString(text, 0, 100);
    }
    public void keyTyped(KeyEvent e)
    {
        text = text + e.getKeyChar();
        repaint();
    }
    public void keyPressed(KeyEvent e) {}
    public void keyReleased(KeyEvent e) {}
}
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