int GameSize = 0;        //棋盘大小

         byte[] Position;         //数组  

         Button[] Buttons;        //表现按扭

         const int MAP_WIDTH = 300;   //棋盘宽度

         bool IsRun = false;          //游戏状态

         int Clicks = 0;              //总移动数
 

//初始化游戏相关设置

         private void InitGame()

         ...{

/**//****************************************

              **清除已有棋盘按扭，代码略  

******************************************/    

              Buttons = new Button[GameSize*GameSize];

              Position = new byte[GameSize*GameSize];

              Position[0] = 0xff;         //空的位置

              for(int i=1;i<Position.Length;i++)

              ...{

                   Position[i] = (byte)i;//初始化数组

              }

              //随机洗牌

              byte[] key = new byte[GameSize*GameSize];

              new Random().NextBytes(key);

              Array.Sort(key,Position);

              /**//******************************************

              ** 动态生成棋盘按扭,代码略

              *******************************************/

              IsRun = true;            //设置游戏运行标志

              this.Clicks = 0;

         }

  private void DoChange(Keys key)     /**//*  交换数组位置 */

     ...{

              //寻找空格位置

              int offest = -1;

              int MoveIndex = -1;

              for(int i=0;i<Position.Length;i++)

              ...{

                   if(Position[i] == 0xff)

                   ...{

                       offest = i;

                       break;

                   }

              }

              //判断玩家按键

              switch(key)

              ...{

                   case Keys.Left:

                       MoveIndex = offest + 1;

                       if(offest % GameSize == GameSize - 1) 

                            return;

                       break;

                   /**//*省略其他情况*/ 

              }//End Switch

              //判断是否能有效移动

              if(MoveIndex < 0 || MoveIndex >= Position.Length)

                   return;

              Clicks++;

              this.statusBar1.Text = Clicks.ToString()+" Move";

              PlaySound.Play("MOVE.WAV");

              //交换数组中offest和MoveIndex位置

              byte temp;

              temp = Position[offest];

              Position[offest] = Position[MoveIndex];

              Position[MoveIndex] = temp;

              //更新UI

              UpDataUI(offest,MoveIndex);

//检查游戏是否过关 

              CheckWin();

         }

         private void UpDataUI(int offest,int MoveIndex)

         ...{

              if(this.IsRun == false)

                   return;

              Buttons[offest].Visible = true;

              Buttons[offest].Text = Position[offest].ToString();

              Buttons[MoveIndex].Visible = false;

      }
 

     private void CheckWin()

         ...{

              for(int i=1;i<Position.Length;i++)

              ...{

                   if(Position[i-1] != (byte)i)

                   ...{

                       return;   //不符合条件返回

                   }

              }

              //过关后播放相应音乐和显示过关对话框

              PlaySound.Play("WIN.WAV");

              IsRun = false;

              this.statusBar1.Text+=" 过关！";

              Winner wn = new Winner(GameSize,this.Clicks);

              wn.ShowDialog();

      }