public class Main {    public static void main(String[] args) {        // TODO Auto-generated method stub        GameFrame frame = new GameFrame();        frame.setTitle("Game");    }}

import java.awt.*;import java.awt.event.*;import java.util.Random;import javax.swing.*;import javax.swing.border.LineBorder;public class GameFrame extends JFrame {    /**     * 菜单栏     */    JMenuBar menuBar;    /**     * "菜单"选项     */    JMenu menu;    /**     * "帮助"选项     */    JMenu help;    /**     * "重新开始"选项     */    JMenuItem mItem1;    /**     * "退出"选项     */    JMenuItem mItem2;    /**     * "关于"选项     */    JMenuItem hItem;    /**     * 游戏面板     */    JPanel panel;    /**     * 游戏中的按钮     */    JButton buttons[] = new JButton[16];    /**     * 按钮监听器     */    GameListener listener;    /**     * 背景颜色     */    Color backgruond = Color.DARK_GRAY;    /**     * 前景颜色     */    Color foreground = Color.WHITE;    /**     * 游戏中的字体     */    Font font = new Font("Consolas", Font.PLAIN, 14);        public GameFrame() {        // TODO Auto-generated constructor stub        setSize(500, 520);        setLocationRelativeTo(null);        setResizable(false);        setVisible(true);        setDefaultCloseOperation(EXIT_ON_CLOSE);        menuBar = new JMenuBar();        menu = new JMenu("Menu");        menu.setForeground(foreground);        menu.setFont(font);        mItem1 = new JMenuItem("Restart");        mItem1.setFont(font);        mItem1.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent e) {                init();            }        });        mItem2 = new JMenuItem("Exit");        mItem2.setFont(font);        mItem2.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent e) {                System.exit(0);            }        });        menu.add(mItem1);        menu.add(mItem2);        help = new JMenu("Help");        help.setForeground(foreground);        help.setFont(font);        hItem = new JMenuItem("About");        hItem.setFont(font);        hItem.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent e) {                JOptionPane.showMessageDialog(null, "Maked by : 胡靖");            }        });        help.add(hItem);        menuBar.add(menu);        menuBar.add(help);        menuBar.setBackground(backgruond);        setJMenuBar(menuBar);        panel = new JPanel();        panel.setLayout(new GridLayout(4, 4));        add(panel);        setTitle("Loading...");        listener = new GameListener(buttons);        for (int i = 0; i < 16; i++) {            if (i == 15)                buttons[i] = new JButton(" ");            else                buttons[i] = new JButton("" + (i + 1));            buttons[i].setBackground(backgruond);            buttons[i].setForeground(foreground);            buttons[i].setBorder(new LineBorder(Color.GRAY));            buttons[i].setFont(new Font("Consolas", Font.PLAIN, 40));            buttons[i].addActionListener(listener);            panel.add(buttons[i]);        }        gameOn();        validate();    }    /**     * 初始话第一次游戏，并有动态初始化效果     */    public void gameOn() {        for (int i = 0; i < 16; i++)            buttons[i].setEnabled(false);        menu.setEnabled(false);        help.setEnabled(false);        Random random = new Random();        int d[] = { -4, 1, -1, 4 };        int p = 15;        for (int i = 0; i < 1000; i++) { // 打乱的次数            int tmp = random.nextInt(4);            int next = p + d[tmp];            if (p % 4 == 0 && next % 4 == 3 || p % 4 == 3 && next % 4 == 0)                continue;            if (next >= 0 && next < 16) {                String s = buttons[p].getText();                buttons[p].setText(buttons[next].getText());                buttons[next].setText(s);                p = next;                try {                    Thread.sleep(1);                } catch (InterruptedException e) {                    e.printStackTrace();                }            }        }        judge();        for (int i = 0; i < 16; i++)            buttons[i].setEnabled(true);        menu.setEnabled(true);        help.setEnabled(true);    }    /**     * 重新开始游戏的初始化，与第一次游戏使用的初始化方式不同     */    public void init() {        for (int i = 0; i < 16; i++)            buttons[i].setEnabled(false);        Random random = new Random();        boolean flag[] = new boolean[16];        for (int i = 0; i < 16; i++) {            int tmp = random.nextInt(16);            while (flag[tmp])                tmp = random.nextInt(16);            if (tmp == 15)                buttons[i].setText(" ");            else                buttons[i].setText("" + (tmp + 1));            flag[tmp] = true;        }        judge();        for (int i = 0; i < 16; i++)            buttons[i].setEnabled(true);    }    /**     * 判断生成的序列是否可行，如果不可行交换任意相邻两个按钮的文本即可     */    public void judge() {        int sum = 0;        int a[] = new int[16];        for (int i = 0; i < 16; i++) {            String s = buttons[i].getText();            if (s.equals(" "))                a[i] = 0;            else                a[i] = Integer.parseInt(s);        }        for (int i = 0; i < 15; i++) {            if (a[i] == 0) {                sum += i % 4;                sum += i / 4;                continue;            }            for (int j = i + 1; j < 16; j++)                if (a[i] > a[j])                    sum++;        }        if (sum % 2 == 0) {            String s = buttons[0].getText();            buttons[0].setText(buttons[1].getText());            buttons[1].setText(s);        }    }}

import java.awt.event.*;import javax.swing.JButton;import javax.swing.JOptionPane;public class GameListener implements ActionListener {    /**     * 游戏中的按钮，传进来的参数     */    JButton[] button = new JButton[16];    /**     * 四个方向     */    int[] d = { -4, 1, -1, 4 };    public GameListener(JButton[] button) {        // TODO Auto-generated constructor stub        this.button = button;    }    /**     * 监听到动作后执行的方法     */    public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub        JButton jButton = (JButton) e.getSource();        if (jButton.getText().equals(" "))            return;        int position = 0;        for (int i = 0; i < 16; i++) {            if (jButton == button[i]) {                position = i;                break;            }        }        for (int i = 0; i < 4; i++) {            int next = position + d[i];            if (position % 4 == 0 && next % 4 == 3 || position % 4 == 3 && next % 4 == 0)                continue;            if (next >= 0 && next < 16 && button[next].getText().equals(" ")) {                String s = button[position].getText();                button[position].setText(button[next].getText());                button[next].setText(s);                break;            }        }        boolean win1 = true;        boolean win2 = true;        if (!button[15].getText().equals(" "))            win1 = false;        for (int i = 0; i < 15 && win1; i++)            if (!button[i].getText().equals("" + (i + 1)))                win1 = false;        if (!button[0].getText().equals(" "))            win2 = false;        for (int i = 1; i < 16 && win2; i++)            if (!button[i].getText().equals("" + (16 - i)))                win2 = false;        if (win1 || win2) {            for (int i = 0; i < 16; i++)                button[i].setEnabled(false);            JOptionPane.showMessageDialog(null, "Congratulations!\nYou win.");        }    }}