通过一个游戏编程熟悉线程操作

 继《通过一个游戏编程熟悉事件处理》http://blog.youkuaiyun.com/flyuniverse_shell/archive/2009/10/23/4719939.aspx

    《通过一个游戏编程熟悉文件操作》 http://blog.youkuaiyun.com/flyuniverse_shell/archive/2009/11/02/4758566.aspx  之后

 

我们完成第三个目标，请同行指点。代码如下：

 

 

 

import java.awt.Color;
import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;

class GameButton extends JButton
{
 GameButton(String str)
 {
  super(str);
  super.setSize(10, 10);
  super.setBackground(Color.WHITE);
  super.setFont(new java.awt.Font("Dialog", 1, 60));// 设置字体
 }
}

public class MyGame extends JFrame implements ActionListener
{
 private JFrame f = new JFrame("Game-Java 实现");
 private JPanel jp = new JPanel(new GridLayout(5, 3, 10, 10));
 private GameButton[] gb = new GameButton[9];
 private int[][] relationShips = new int[9][];
 private JButton JBSaveOperation = new JButton("保存操作记录");
 private File fileSave = null; // 游戏记录文件
 private StringBuffer tempSaveStrB = new StringBuffer(); // 暂时保存操作，最终会保存到fileSave中去
 private JButton JBShowLast = new JButton("显示上一局");; // 显示上一局
 private JButton JBRestart = new JButton("重新开始");; // 重新开始
 private JLabel JLshowLastRecord = new JLabel("操作序列："); // 显示操作过程
 private Thread showLastThread = null; // 上一局游戏新线程
 private JLabel JLshowRecordThread = new JLabel("操作序列："); // 与线程同步显示
 private BufferedReader in; //取记录的输入流
 private String line;  //从记录文件中读取的记录的用户游戏记录

 MyGame()
 {
  f.setLocation(10, 100);
  f.setSize(600, 400);
  f.getContentPane().add(jp);

  for (int i = 0; i < gb.length; i++)
  {
   gb[i] = new GameButton("-");
   jp.add(gb[i]);
   gb[i].addActionListener(this); // 添加按钮事件
  }

  gb[4].setText("+");
  JBSaveOperation.addActionListener(this);
  JBShowLast.addActionListener(this);
  JBRestart.addActionListener(this);
  jp.add(JBSaveOperation);
  jp.add(JLshowLastRecord);
  jp.add(JBShowLast);
  jp.add(JBRestart);
  jp.add(JLshowRecordThread);

  f.setVisible(true);

  relationShips[0] = new int[] { 0, 1, 3, 4 };
  relationShips[1] = new int[] { 0, 1, 2 };
  relationShips[2] = new int[] { 1, 2, 4, 5 };
  relationShips[3] = new int[] { 0, 3, 6 };
  relationShips[4] = new int[] { 1, 3, 4, 5, 7 };
  relationShips[5] = new int[] { 2, 5, 8 };
  relationShips[6] = new int[] { 3, 4, 6, 7 };
  relationShips[7] = new int[] { 6, 7, 8 };
  relationShips[8] = new int[] { 4, 5, 7, 8 };

  fileSave = new File("game.txt");
  if (!fileSave.exists())
  {
   try
   {
    fileSave.createNewFile();
   } catch (IOException e)
   {
    e.printStackTrace();
   }
  }
 }

 public static void main(String[] args)
 {
  MyGame g = new MyGame();
 }

 public void begin()
 {
  for (int i = 0; i < gb.length; i++)
  {
   gb[i].setText("-");
  }
  gb[4].setText("+");
  tempSaveStrB.delete(0, tempSaveStrB.length());
 }

 public void actionPerformed(ActionEvent e)
 {
  if (e.getSource().equals(JBSaveOperation))// 如果点击的是“保存操作”按钮
  {
   if (writeFile())
   {
    JOptionPane.showMessageDialog(null, "写文件成功！");
   } else
    JOptionPane.showMessageDialog(null, "写文件失败！");
  }
  if (e.getSource().equals(JBRestart))// 如果点击的是“重新开始”按钮
  {
   begin();
   JLshowLastRecord.setText("操作序列:");
  }
  if (e.getSource().equals(JBShowLast))// 如果点击的是“显示上一局”按钮
  {
   try
   {
    in=new BufferedReader(new FileReader("game.txt"));
   } catch (FileNotFoundException e2)
   {
    e2.printStackTrace();
   }
   try
   {
    line=in.readLine();
   } catch (IOException e2)
   {
    e2.printStackTrace();
   }
   if (line != null)
   {
    begin();
    // 显示上一局游戏记录时先撤销方格按钮的响应事件
    for (int i = 0; i < gb.length; i++)
    {
     gb[i].removeActionListener(this);
    }
    
    showLastThread = new Thread("showLastThread")
    {
     public void run()
     {
      JLshowLastRecord.setText("上一局的操作顺序为：" + line
        + "        每隔2秒显示一个步骤");
      JLshowRecordThread.setText("当前执行到：");
      String[] tokens = line.split(",");
      int s = 0;
      for (int i = 0; i < tokens.length; i++)
      {
       s = Integer.parseInt(tokens[i]);
       if (i == tokens.length - 1)
        JLshowRecordThread.setText(JLshowRecordThread.getText() + s);
       else
        JLshowRecordThread.setText(JLshowRecordThread.getText() + s + ">>");
       try
       {
        Thread.sleep(1000); // 设置停顿1秒
        ButtonChange(s);// 进行方格翻转
        Thread.sleep(1000);// 设置停顿1秒
       }
       catch (InterruptedException e1)
       {
        e1.printStackTrace();
       }
      }
     }
    };
    showLastThread.start(); // 启动显示上局游戏结果线程
   }
   else
   {JOptionPane.showMessageDialog(null, "操作记录为空！");}
  }

  for (int i = 0; i < 9; i++)
  {
   if (e.getSource().equals(gb[i])) // 如果点中第i个
   {
    if (gb[i].getText().equals("-"))
    {
     JOptionPane.showMessageDialog(null, "你应该点“+”的");
     return;
    }
    ButtonChange(i);
    tempSaveStrB.append(i + ",");
    JLshowLastRecord.setText("操作序列：" + tempSaveStrB.toString());
    if (isWin())
    {
     JOptionPane.showMessageDialog(null, "你赢了！");
     over();
     if (writeFile())
     {
      JOptionPane.showMessageDialog(null, "写文件成功！");
     } else
      JOptionPane.showMessageDialog(null, "写文件失败！");
    }
    if (isFail())
    {
     JOptionPane.showMessageDialog(null, "你输了！");
     over();
    }
   }
  }
 }

 private boolean writeFile()
 {
  BufferedWriter writer;
  try
  { // 记录游戏结果 写进游戏记录文档
   writer = new BufferedWriter(new FileWriter("game.txt"));
   writer.write(tempSaveStrB.toString());
   writer.newLine();
   writer.close();
  } catch (IOException ex)
  {
   ex.printStackTrace();
   return false;
  }
  return true;
 }

 private boolean isFail()
 {
  int count = 0;
  for (int i = 0; i < gb.length; i++)
  {
   if (gb[i].getText().equals("-"))
    count++;
  }
  if (9 == count)
   return true;
  else
   return false;
 }
 private void over()
 {
  for(int i=0;i<gb.length;i++)
  {
   gb[i].setEnabled(false);
  }
 }
 private boolean isWin() // 遍历所有Button
 {
  int count = 0;
  for (int i = 0; i < gb.length; i++)
  {
   if (gb[i].getText().equals("+"))
    count++;
  }
  if (8 == count && gb[4].getText().equals("-"))
   return true;
  else
   return false;
 }

 private void ButtonChange(int i)
 {
  for (int j = 0; j < relationShips[i].length; j++)
  {
   if (gb[relationShips[i][j]].getText().equals("+"))
   {
    gb[relationShips[i][j]].setText("-");
   }
   else
   {
    gb[relationShips[i][j]].setText("+");
   }
  }
 }
}