trafficlight.java

红绿灯,实现灯的转换同文字显示!

import javax.swing.JFrame;

public class trafficlight
{
	public static void main(String[] args) 
	{
		JFrame frame = new JFrame("Traffic Light");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		frame.getContentPane().add(new trafficlightPanel());

		frame.pack();
		frame.setVisible(true);
	}
}