changeballcolor.java

这是一个swing的练习

package lab9Package;

import javax.swing.JFrame;

public class ChangeBallColor {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		MainFrame f = new MainFrame("ChangeBallColor");
		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		f.setVisible(true);
	}
}