GUI（国际象棋棋盘）

package com.niit.javagui;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridBagConstraints;
import java.awt.GridLayout;
import java.awt.Label;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.Border;

/**
 * @author: Annie
 * @date:2016年5月30日
 * @description:国际象棋棋盘
 */
public class WinGrid extends JFrame{
    
    public static void main(String[] args) {
        new WinGrid();

    }
    GridLayout grid;
    JPanel chessboard;
    
    public WinGrid() {
        grid = new GridLayout(12, 12);
        chessboard = new JPanel();
        chessboard.setLayout(grid);
        
        Label[][] label = new Label[12][12];
        for (int i = 0; i < label.length; i++) {
            for (int j = 0; j < label.length; j++) {
                label[i][j] = new Label();
                if((i+j)%2==0)
                    label[i][j].setBackground(Color.black);
                else
                    label[i][j].setBackground(Color.white);
                    chessboard.add(label[i][j]);
            }
        }
        add(chessboard,BorderLayout.CENTER);
        add(new JButton("北方参战者"),BorderLayout.NORTH);
        add(new JButton("南方参战者"),BorderLayout.SOUTH);
        add(new JButton("西方参战者"),BorderLayout.WEST);
        add(new JButton("东方参战者"),BorderLayout.EAST);
        setBounds(10, 10, 570, 390);
        setVisible(true);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        validate();    
        
    }

}