jlabeldemo.java

使用java编的俄罗斯方块

package tetrics;

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


/**
 * Title:
 * Description:
 * Copyright:    Copyright (c) 2001
 * Company:
 * @author
 * @version 1.0
 */

public class JLabelDemo extends JFrame
{
    public JLabelDemo(){
           JLabel jLabel1 = new JLabel("GAME OVER!");
           jLabel1.setHorizontalTextPosition(SwingConstants.CENTER);
           jLabel1.setVerticalTextPosition(SwingConstants.CENTER);
           JPanel contentPane = (JPanel)this.getContentPane();
           contentPane.setLayout(new FlowLayout());
           contentPane.add(jLabel1);
           setSize(300,200);
           setTitle("游戏结束");
           show();
    }

}