//  ColorDemo.java
/** Rapidly change the content pane's
  * background color (using all RGB combinations)
  * @author: Henry Leitner
  * @version: Last modified on March 6, 2009
  */

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

public class ColorDemo 
{
  public static void main(String[] args) 
  {
	JFrame jf = new JFrame("Lotsa colors!");
	jf.setSize(500, 500);
	Container c = jf.getContentPane();
	jf.setVisible (true);
	for (int red = 0; red <= 255; red++)
	    for (int green = 0; green <= 255; green++)
		  for (int blue = 0; blue <= 255; blue++ )
		  {
		   	Color color = new Color(red, green, blue);
		   	c.setBackground(color);
	   	  }	
  }	
}