import java.awt.BorderLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.ButtonGroup;import javax.swing.JButton;import javax.swing.JCheckBoxMenuItem;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JMenu;import javax.swing.JMenuBar;import javax.swing.JMenuItem;import javax.swing.JPanel;public class CleanMine extends JFrame implements ActionListener {private static final long serialVersionUID = 1L;MineButton[][] allButtons; JButton startButton;public static JLabel mineRemain;public static JLabel timeIsUsed;JMenuBar mainMenuBar;JLabel text1,text2;int row,col,mineCount;JPanel center;JMenuItem item;JMenuItem item1;JMenuItem item2;JMenuItem item3;JMenuItem item4;MyThread thread1;public CleanMine(){initMenuBar();this.setJMenuBar(mainMenuBar);init();}private void init() {thread1 =new MyThread();JPanel pane1 =new JPanel();pane1.add(text1=new JLabel("剩余地雷："));pane1.add(mineRemain = new JLabel("10"));pane1.add(startButton =new JButton("重新开始"));pane1.add(text2 =new JLabel("用时："));pane1.add(timeIsUsed = new JLabel("0"));startButton.addActionListener(this);this.add(pane1,BorderLayout.NORTH);this.row=9;this.col=9;this.mineCount=10;this.setTitle("扫雷");restart();this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);thread1.start();}private void restart() {if(center!=null){ this.remove(center); }center=new AllButtonPanel(row,col,mineCount);this.add(center,BorderLayout.CENTER);mineRemain.setText(mineCount+"");timeIsUsed.setText("0");this.setSize(col*30,row*30+10);this.setResizable(false);this.setVisible(true);thread1.setSuspend(false); }private void initMenuBar(){mainMenuBar=new JMenuBar();JMenu game=new JMenu("游戏");JMenu help=new JMenu("帮助");game.add(item=new JMenuItem("开局"));item.addActionListener(this);game.addSeparator(); ButtonGroup bg=new ButtonGroup(); game.add(item1=new JCheckBoxMenuItem("初级",true));game.add(item2=new JCheckBoxMenuItem("中级",false));game.add(item3=new JCheckBoxMenuItem("高级",false));game.add(item4=new JCheckBoxMenuItem("自定义...",false)); bg.add(item1);item1.addActionListener(this);bg.add(item2);item2.addActionListener(this);bg.add(item3);item3.addActionListener(this);bg.add(item4);item4.addActionListener(this); game.addSeparator();game.add(item=new JMenuItem("退出"));item.addActionListener(this); help.add(item=new JMenuItem("查看帮助"));item.addActionListener(this);help.add(item=new JMenuItem("关于扫雷..."));item.addActionListener(this); mainMenuBar.add(game);mainMenuBar.add(help);}public void actionPerformed(ActionEvent e) {if(e.getActionCommand().equals("初级")){ this.row=9; this.col=9; this.mineCount=10; restart(); } if(e.getActionCommand().equals("中级")){ this.row=16; this.col=16; this.mineCount=40; restart(); } if(e.getActionCommand().equals("高级")){ this.row=16; this.col=30; this.mineCount=99; restart(); } if(e.getActionCommand().equals("重新开始")){ restart(); } if(e.getActionCommand().equals("退出")){ System.exit(0); }}public static void main(String[] args) {new CleanMine();}}import javax.swing.*;import java.awt.*;import java.awt.event.*;import java.util.Date;public class AllButtonPanel extends JPanel implements MouseListener{private static final long serialVersionUID = -8983741219845014117L;private int row;//行数private int col;//列数private int mineCount;//地雷数private MineButton[][] allButtons;//所有按钮private static boolean flag=false;//用来判断是否已经执行双击事件private static int clickNum=0;//用来判断是否该执行双击事件 public AllButtonPanel(int row,int col,int mineCount){this.row=row;this.col=col;this.mineCount=mineCount;allButtons=new MineButton[row][col];createButtons(); createMine();init();} private void init(){this.setLayout(new GridLayout(row,col));for(int i=0;i<row;i++){for(int j=0;j<col;j++){this.add(allButtons[i][j]);}}} private void createMine(){int n=0;while(n<mineCount){//随机生成mineCount个地雷int i=(int)(Math.random()*row);int j=(int)(Math.random()*col);if(!allButtons[i][j].isMine()){allButtons[i][j].setCountOfSurroundMines(-1);allButtons[i][j].setIsMine(true);n++;}} for(int i=0;i<row;i++){//计算每个位置的周围地雷数for(int j=0;j<col;j++){if(!allButtons[i][j].isMine()){allButtons[i][j].setCountOfSurroundMines(getSurroundMineCount(i,j));}}}} //统计（i，j）坐标周围8个位置的地雷数private int getSurroundMineCount(int i,int j){int num=0;if(i-1>=0 && j-1>=0){num+=(allButtons[i-1][j-1].isMine()?1:0);}if(i-1>=0){num+=(allButtons[i-1][j].isMine()?1:0);}if(i-1>=0&&j+1<col){num+=(allButtons[i-1][j+1].isMine()?1:0);}if(j-1>=0){num+=(allButtons[i][j-1].isMine()?1:0);}if(j+1<col){num+=(allButtons[i][j+1].isMine()?1:0);}if(i+1<row&&j-1>=0){num+=(allButtons[i+1][j-1].isMine()?1:0);}if(i+1<row){num+=(allButtons[i+1][j].isMine()?1:0);}if(i+1<row&&j+1<col){num+=(allButtons[i+1][j+1].isMine()?1:0);}return num; } private void createButtons(){for(int i=0;i<row;i++){for(int j=0;j<col;j++){allButtons[i][j]=new MineButton(i,j);allButtons[i][j].setSize(6,6);allButtons[i][j].addMouseListener(this);}}} /** * 排空方法，若（i，j）位置为空，则显示空白。然后依次递归找它周围的8个位置。 */public void showEmpty(int i,int j){MineButton b=allButtons[i][j];if(b.isCleaned()){return;}if(b.getCountOfSurroundMines()==0){b.setBackground(Color.LIGHT_GRAY);b.setIsCleaned(true);if(i-1>=0&&j-1>=0){showEmpty(i-1,j-1);}if(i-1>=0){showEmpty(i-1,j);}if(i-1>=0&&j+1<col){showEmpty(i-1,j+1);}if(j-1>=0){showEmpty(i,j-1);}if(j+1<col){showEmpty(i,j+1);}if(i+1<row&&j-1>=0){showEmpty(i+1,j-1);}if(i+1<row){showEmpty(i+1,j);}if(i+1<row&&j+1<col){showEmpty(i+1,j+1);}}else if(b.getCountOfSurroundMines()>0){b.setText(b.getCountOfSurroundMines()+"");b.setBackground(Color.LIGHT_GRAY);b.setIsCleaned(true);}}private void jumpToGameOver() {for(int i=0;i<allButtons.length;i++){//把所有按钮都显示出来for(int j=0;j<allButtons[i].length;j++){if(allButtons[i][j].isMine()){//如果该位置是地雷allButtons[i][j].setText("@");}else if(allButtons[i][j].getCountOfSurroundMines()==0){//如果该位置为空allButtons[i][j].setText("");allButtons[i][j].setBackground(Color.LIGHT_GRAY);}else{//如果该位置不是地雷，但周围8个位置中有地雷allButtons[i][j].setText(allButtons[i][j].getCountOfSurroundMines()+"");allButtons[i][j].setBackground(Color.LIGHT_GRAY);}}}CleanMine.mineRemain.setText("0");}public void mouseClicked(MouseEvent e){final MouseEvent me=e;//事件源 flag=false;//每次点击鼠标初始化双击事件执行标志为false if (clickNum == 1){//当clickNum==1时执行双击事件 this.mouseDoubleClicked(me);//执行双击事件 clickNum=0;//初始化双击事件执行标志为0 flag=true;//双击事件已执行,事件标志为true return; } //定义定时器 java.util.Timer timer=new java.util.Timer(); //定时器开始执行,延时0.2秒后确定是否执行单击事件 timer.schedule(new java.util.TimerTask(){ private int n=0;//记录定时器执行次数 public void run(){ if(flag){//如果双击事件已经执行,那么直接取消单击执行 n=0; clickNum=0; this.cancel(); return; } if(n == 1){//定时器等待0.2秒后,双击事件仍未发生,执行单击事件 mouseSingleClicked(me);//执行单击事件 flag = true; clickNum=0; n=0; this.cancel(); return; } clickNum++; n++; } },new Date(),200);} public void mouseSingleClicked(MouseEvent e){ if(e.getButton()==MouseEvent.BUTTON3){ int remain=Integer.parseInt(CleanMine.mineRemain.getText());JButton b=(JButton)e.getSource();if(b.getText().equals("")&&!(CleanMine.mineRemain.getText().trim().equals("0"))){remain--;CleanMine.mineRemain.setText(remain+"");b.setText("&");}else if(b.getText().equals("&")){remain++;CleanMine.mineRemain.setText(remain+"");b.setText("");}} if(e.getButton()==MouseEvent.BUTTON1){ MineButton b=(MineButton)e.getSource();int r=b.getRow();int c=b.getColumn();if(allButtons[r][c].isMine()){//如果是地雷jumpToGameOver();}else{//如果不是地雷showEmpty(r,c);//执行排空操作}} } public void mouseDoubleClicked(MouseEvent e){ if(e.getButton() == MouseEvent.BUTTON3){ MineButton b=(MineButton)e.getSource(); int r=b.getRow(); int c=b.getColumn(); if(b.isCleaned()){ if(getCountOfSurroundFlag(r,c) == b.getCountOfSurroundMines()){ showSurroundButton(r,c); } } } }private void showSurroundButton(int i, int j){MineButton b=allButtons[i][j]; if(b.getCountOfSurroundMines()>0){if(i-1>=0&&j-1>=0){if(allButtons[i-1][j-1].isMine()&&allButtons[i-1][j-1].getText().equals("")){jumpToGameOver();}else showEmpty(i-1,j-1);}if(i-1>=0){if(allButtons[i-1][j].isMine()&&allButtons[i-1][j].getText().equals("")){jumpToGameOver();}else showEmpty(i-1,j);}if(i-1>=0&&j+1<col){if(allButtons[i-1][j+1].isMine()&&allButtons[i-1][j+1].getText().equals("")){jumpToGameOver();}else showEmpty(i-1,j+1);}if(j-1>=0){if(allButtons[i][j-1].isMine()&&allButtons[i][j-1].getText().equals("")){jumpToGameOver();}else showEmpty(i,j-1);}if(j+1<col){if(allButtons[i][j+1].isMine()&&allButtons[i][j+1].getText().equals("")){jumpToGameOver();}else showEmpty(i,j+1);}if(i+1<row&&j-1>=0){if(allButtons[i+1][j-1].isMine()&&allButtons[i+1][j-1].getText().equals("")){jumpToGameOver();}else showEmpty(i+1,j-1);}if(i+1<row){if(allButtons[i+1][j].isMine()&&allButtons[i+1][j].getText().equals("")){jumpToGameOver();}else showEmpty(i+1,j);}if(i+1<row&&j+1<col){if(allButtons[i+1][j+1].isMine()&&allButtons[i+1][j+1].getText().equals("")){jumpToGameOver();}else showEmpty(i+1,j+1);}}else if(b.isMine()){jumpToGameOver();} }private int getCountOfSurroundFlag(int i,int j) {int num=0;if(i-1>=0 && j-1>=0){num+=(allButtons[i-1][j-1].getText().equals("&")?1:0);}if(i-1>=0){num+=(allButtons[i-1][j].getText().equals("&")?1:0);}if(i-1>=0&&j+1<col){num+=(allButtons[i-1][j+1].getText().equals("&")?1:0);}if(j-1>=0){num+=(allButtons[i][j-1].getText().equals("&")?1:0);}if(j+1<col){num+=(allButtons[i][j+1].getText().equals("&")?1:0);}if(i+1<row&&j-1>=0){num+=(allButtons[i+1][j-1].getText().equals("&")?1:0);}if(i+1<row){num+=(allButtons[i+1][j].getText().equals("&")?1:0);}if(i+1<row&&j+1<col){num+=(allButtons[i+1][j+1].getText().equals("&")?1:0);}return num; }public void mouseEntered(MouseEvent arg0) {}public void mouseExited(MouseEvent arg0) {}public void mousePressed(MouseEvent arg0) {}public void mouseReleased(MouseEvent arg0) {}}import java.awt.Insets;import javax.swing.JButton;public class MineButton extends JButton {private int row;private int col;private int countOfSurroundMines;private boolean isMine = false;private boolean isCleaned = false;private static final long serialVersionUID = 1L;public MineButton(int row,int col){this.row = row;this.col = col;this.setSize(6, 6);this.setMargin(new Insets(0,0,0,0));}public int getRow(){return this.row;}public int getColumn(){return this.col;}public int getCountOfSurroundMines(){return this.countOfSurroundMines;}public boolean isMine(){return this.isMine;}public boolean isCleaned(){return this.isCleaned;}public void setRow(int row){this.row = row;}; public void setColumn(int col){this.col = col;}; public void setCountOfSurroundMines(int cout){this.countOfSurroundMines = cout;}; public void setIsCleaned(boolean isCleaned){this.isCleaned = isCleaned;}; public void setIsMine(boolean isMine){this.isMine = isMine;}}
public class MyThread extends Thread {private boolean suspend = false;private String control = ""; //只是需要一个对象而已，这个对象没有实际意义public void setSuspend(boolean suspend) {if(!suspend) {synchronized(control) {control.notifyAll();}}this.suspend = suspend;}public boolean isSuspend() {return this.suspend;}public void run() {while(true) {synchronized(control) {suspend =Integer.parseInt(CleanMine.mineRemain.getText().trim())<=0;if(suspend) {try {control.wait();} catch (InterruptedException e) {e.printStackTrace();}}else{try {Thread.sleep(1000);} catch (InterruptedException e) {e.printStackTrace();}CleanMine.timeIsUsed.setText((Integer.parseInt(CleanMine.timeIsUsed.getText())+1)+"");}}}}}4个class文件。
