/*
 * File:     NothingComponent.java
 * Project:  MPI Linguistic Application
 * Date:     03 April 2006
 *
 * Copyright (C) 2001-2006  Max Planck Institute for Psycholinguistics
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * Created on Nov 18, 2003
 * $Id: NothingComponent.java,v 1.1 2004/03/30 12:07:31 wouthuij Exp $
 */
package mpi.library.swing;

import java.awt.Graphics;

import javax.swing.JComponent;


/**
 * This class provides a component instance that does absolutely nothing when
 * <code>paint()</code> is called, thereby avoiding unnecessary computations.
 *
 * @author Copied from "Java Platform Performance: Strategies and Tactics" by
 *         Steve Wilson and Jeff Kesselman, published by Addison Wesley, 2000.
 */
class NothingComponent extends JComponent {
    /* (non-Javadoc)
     * @see java.awt.Component#paint(java.awt.Graphics)
     */
    public void paint(Graphics g) {
        //Do Nothing, in order to avoid unnecessary computations
    }
}
