import java.applet.Applet;
import java.awt.event.*;
import java.awt.Graphics;
public class Fookusekuular extends Applet implements FocusListener{
  boolean fookuses=true;
  public Fookusekuular(){
    init();
  }
  public void init(){
    addFocusListener(this);
  }
  public void paint(Graphics g){
    if(fookuses){
      g.drawRect(0, 0, getSize().width-1, getSize().height-1);
    }
  }
  public boolean isFocusTraversable(){
    return true;
  }
  public void focusGained(FocusEvent e){
    fookuses=true;
    repaint();
  }
  public void focusLost(FocusEvent e){
    fookuses=false;
    repaint();
  }
}