Milán Major

netscape-revival

1 branch
Code

sun-java/classsrc/java/awt/Canvas.java

/*
 * @(#)Canvas.java	1.5 95/08/17 Sami Shaio
 *
 * Copyright (c) 1995 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. Please refer to the file "copyright.html"
 * for further important copyright and licensing information.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */
package java.awt;

import java.awt.peer.CanvasPeer;

/**
 * A Canvas component. This is a generic component which
 * needs to be subclassed in order to add some interesting
 * functionality.
 *
 * @version 	1.5 17 Aug 1995
 * @author 	Sami Shaio
 */
public class Canvas extends Component {

    /**
     * Creates the peer of the canvas.  This peer allows you to change the 
     * user interface of the canvas without changing its functionality.
     */
    public synchronized void addNotify() {
	peer = getToolkit().createCanvas(this);
	super.addNotify();
    }

    /**
     * Paints the canvas in the default background color.
     * @param g the specified Graphics window
     */
    public void paint(Graphics g) {
	g.setColor(getBackground());
	g.fillRect(0, 0, width, height);
    }
}