C#实现简单的井字游戏实例

本文实例讲述了c#实现简单的井字游戏。分享给大家供大家参考。具体如下：

/*
 * created using: sharpdevelop
 * created by: tony misner
 * date: 1/2/2007
 * time: 2:34 pm
 * 
 */
using system;
using system.collections.generic;
using system.drawing;
using system.windows.forms;
namespace tictactoe
{
  /// <summary>
  /// this is a basic one player versus computer game of tictactoe
  /// </summary>
  public partial class frmmain
  {
   string playerturn = "0";
   string playersymbol = "x";
   string computersymbol = "o";
   int playcounter = 0;
   [stathread]
   public static void main(string[] args)
   {
    application.enablevisualstyles();
    application.setcompatibletextrenderingdefault(false);
    application.run(new frmmain());
   }
   public frmmain()
   {
    initializecomponent();  
   }
   void label1click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label1.text;
    if (playerclick(labeltext) == true)
    {
     label1.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label2click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label2.text;
    if (playerclick(labeltext) == true)
    {
     label2.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label3click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label3.text;
    if (playerclick(labeltext) == true)
    {
     label3.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }
   void label4click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label4.text;
    if (playerclick(labeltext) == true)
    {
     label4.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label5click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label5.text;
    if (playerclick(labeltext) == true)
    {
     label5.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label6click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label6.text;
    if (playerclick(labeltext) == true)
    {
     label6.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label7click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label7.text;
    if (playerclick(labeltext) == true)
    {
     label7.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }   
   void label8click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label8.text;
    if (playerclick(labeltext) == true)
    {
     label8.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }
   void label9click(object sender, system.eventargs e)
   {
    bool playerdone = false;
    string labeltext = label9.text;
    if (playerclick(labeltext) == true)
    {
     label9.text = playersymbol;
     playerdone = true;
    }     
    else
    {
     return ;
    }
    if (checkwin() == true)
    {
     resetgame();
    }
    else
    {
     computergo();
     if (checkwin() == true)
     {
       resetgame();
     }
    }
   }
   bool playerclick(string labeltext)
   {
    if (playerturn == "1" && labeltext == "" && playcounter < 4)
    {
     playerturn = "2";
     lblturn.text = "player 2 turn";
     playcounter++;
     return true;
    } else if (playcounter == 4)
    {
     toolstriptotal.text = ((convert.toint32(toolstriptotal.text)) + 1).tostring();
     toolstripdraw.text = ((convert.toint32(toolstripdraw.text)) + 1).tostring();
     messagebox.show("draw","game over", messageboxbuttons.ok, messageboxicon.stop);
     resetgame();
    }
    return false;
   }
   bool checkwin()
   {
    bool win = false;
    if (label1.text == label2.text && label2.text == label3.text && label1.text != "")
    {
     win = true;
    }
    else if (label4.text == label5.text && label5.text == label6.text && label4.text != "")
    {
     win = true;
    }
    else if (label7.text == label8.text && label8.text == label9.text && label7.text != "")
    {
     win = true;
    }
    else if (label1.text == label4.text && label4.text == label7.text && label1.text != "")
    {
     win = true;
    }
    else if (label2.text == label5.text && label5.text == label8.text && label2.text != "")
    {
     win = true;
    }
    else if (label3.text == label6.text && label6.text == label9.text && label3.text != "")
    {
     win = true;
    }
    else if (label1.text == label5.text && label5.text == label9.text && label1.text != "")
    {
     win = true;
    }
    else if (label3.text == label5.text && label5.text == label7.text && label3.text != "")
    {
     win = true;
    }
    if (win == true)
    {
     toolstriptotal.text = ((convert.toint32(toolstriptotal.text)) + 1).tostring();
     if (playerturn == "1")
     {
       toolstriplost.text = ((convert.toint32(toolstriplost.text)) + 1).tostring();
       messagebox.show("player 2 has won!","game over", messageboxbuttons.ok, messageboxicon.exclamation);
       return win = true;
     }
     else
     {
       toolstripwon.text = ((convert.toint32(toolstripwon.text)) + 1).tostring();
       messagebox.show("player 1 has won!","game over", messageboxbuttons.ok, messageboxicon.exclamation);
       return win = true;
     }
    }
    return win;
   }
   void resetgame()
   {
    label1.text = "";
    label2.text = "";
    label3.text = "";
    label4.text = "";
    label5.text = "";
    label6.text = "";
    label7.text = "";
    label8.text = "";
    label9.text = "";
    playerturn = "1";
    playcounter = 0;
    lblturn.text = "player 1 turn";
   }
   void computergo()
   {
    bool computerdone = false;
    computerdone = computergoforwin();
    if (computerdone == false)
    {
     computerdone = computergoforblock();
     if (computerdone == false)
     {
       computerdone = computergorandom();    
     }
    }
    playerturn = "1";
    lblturn.text = "player 1 turn";
   }
   bool computergoforwin()
   {
    bool computerdone = false;
    if (label1.text == computersymbol && label2.text == computersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == computersymbol && label3.text == computersymbol && label2.text == "")
    {
     label2.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == computersymbol && label3.text == computersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == computersymbol && label5.text == computersymbol && label6.text == "")
    {
     label6.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == computersymbol && label6.text == computersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == computersymbol && label6.text == computersymbol && label4.text == "")
    {
     label4.text = computersymbol;
     return computerdone = true;
    }
    else if (label7.text == computersymbol && label8.text == computersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label7.text == computersymbol && label9.text == computersymbol && label8.text == "")
    {
     label8.text = computersymbol;
     return computerdone = true;
    }
    else if (label8.text == computersymbol && label9.text == computersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == computersymbol && label4.text == computersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == computersymbol && label7.text == computersymbol && label4.text == "")
    {
     label4.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == computersymbol && label7.text == computersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == computersymbol && label5.text == computersymbol && label8.text == "")
    {
     label8.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == computersymbol && label8.text == computersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == computersymbol && label8.text == computersymbol && label2.text == "")
    {
     label2.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == computersymbol && label6.text == computersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == computersymbol && label9.text == computersymbol && label6.text == "")
    {
     label6.text = computersymbol;
     return computerdone = true;
    }
    else if (label6.text == computersymbol && label9.text == computersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == computersymbol && label5.text == computersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == computersymbol && label9.text == computersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == computersymbol && label9.text == computersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == computersymbol && label5.text == computersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == computersymbol && label7.text == computersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == computersymbol && label7.text == computersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    return computerdone = false;
   }
   bool computergoforblock()
   {
    bool computerdone = false;
    if (label1.text == playersymbol && label2.text == playersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == playersymbol && label3.text == playersymbol && label2.text == "")
    {
     label2.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == playersymbol && label3.text == playersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == playersymbol && label5.text == playersymbol && label6.text == "")
    {
     label6.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == playersymbol && label6.text == playersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == playersymbol && label6.text == playersymbol && label4.text == "")
    {
     label4.text = computersymbol;
     return computerdone = true;
    }
    else if (label7.text == playersymbol && label8.text == playersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label7.text == playersymbol && label9.text == playersymbol && label8.text == "")
    {
     label8.text = computersymbol;
     return computerdone = true;
    }
    else if (label8.text == playersymbol && label9.text == playersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == playersymbol && label4.text == playersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == playersymbol && label7.text == playersymbol && label4.text == "")
    {
     label4.text = computersymbol;
     return computerdone = true;
    }
    else if (label4.text == playersymbol && label7.text == playersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == playersymbol && label5.text == playersymbol && label8.text == "")
    {
     label8.text = computersymbol;
     return computerdone = true;
    }
    else if (label2.text == playersymbol && label8.text == playersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == playersymbol && label8.text == playersymbol && label2.text == "")
    {
     label2.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == playersymbol && label6.text == playersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == playersymbol && label9.text == playersymbol && label6.text == "")
    {
     label6.text = computersymbol;
     return computerdone = true;
    }
    else if (label6.text == playersymbol && label9.text == playersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == playersymbol && label5.text == playersymbol && label9.text == "")
    {
     label9.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == playersymbol && label9.text == playersymbol && label1.text == "")
    {
     label1.text = computersymbol;
     return computerdone = true;
    }
    else if (label1.text == playersymbol && label9.text == playersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == playersymbol && label5.text == playersymbol && label7.text == "")
    {
     label7.text = computersymbol;
     return computerdone = true;
    }
    else if (label3.text == playersymbol && label7.text == playersymbol && label5.text == "")
    {
     label5.text = computersymbol;
     return computerdone = true;
    }
    else if (label5.text == playersymbol && label7.text == playersymbol && label3.text == "")
    {
     label3.text = computersymbol;
     return computerdone = true;
    }
    return computerdone = false;
   }
   bool computergorandom()
   {
    bool computerdone = false;
    random random = new random();
    do
    {
     int position = random.next(1,10);
     switch(position)
     {
       case 1:
        if (label1.text == "")
        {
         label1.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 2:
        if (label2.text == "")
        {
         label2.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 3:
        if (label3.text == "")
        {
         label3.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 4:
        if (label4.text == "")
        {
         label4.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 5:
        if (label5.text == "")
        {
         label5.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 6:
        if (label6.text == "")
        {
         label6.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 7:
        if (label7.text == "")
        {
         label7.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 8:
        if (label8.text == "")
        {
         label8.text = computersymbol;
         return computerdone = true;
        }
        break;
       case 9:
        if (label9.text == "")
        {
         label9.text = computersymbol;
         return computerdone = true;
        }
        break;
     }
    }while (computerdone == false);
    return computerdone = false;
   }
   void btnexitclick(object sender, system.eventargs e)
   {
    if (messagebox.show("are you sure you want to exit?","exit?",messageboxbuttons.yesno,messageboxicon.question) == dialogresult.yes)
    {
     application.exit();
    }
   }
   void exittoolstripmenuitemclick(object sender, system.eventargs e)
   {
    btnexitclick(sender,e);
   }
   void btnnewgameclick(object sender, system.eventargs e)
   {
    if (messagebox.show("are you sure you want to restart?","restart?",messageboxbuttons.yesno,messageboxicon.question) == dialogresult.yes)
    {
     toolstriptotal.text = ((convert.toint32(toolstriptotal.text)) + 1).tostring();
     toolstripdraw.text = ((convert.toint32(toolstripdraw.text)) + 1).tostring();
     resetgame();
    }
   }
   void newgametoolstripmenuitemclick(object sender, system.eventargs e)
   {
    btnnewgameclick(sender, e);
   }
   void abouttoolstripmenuitemclick(object sender, system.eventargs e)
   {
    frmabout about = new frmabout();
    about.showdialog();
   }
  }
}

希望本文所述对大家的c#程序设计有所帮助。