用户控件Vote.ascx代码

<%@ Control Language="C#" AutoEventWireup="true" CodeFile="vote.ascx.cs" Inherits="vote" %>    
         
     
  
      
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用户控件vote.ascx.cs代码:

public partial class vote : System.Web.UI.UserControl{    protected void Page_Load(object sender, EventArgs e)    {    }    /// 
    /// 从txt文件中读取投票数量    /// 
    /// 要读取的txt文件的路径及名称    /// 
     
      返回一个int类型的值，用来记录投票数量
         public static int readCount(string P_str_path)    {        int P_int_count = 0;        StreamReader streamread;        streamread = File.OpenText(P_str_path);        while (streamread.Peek() != -1)        {            P_int_count = int.Parse(streamread.ReadLine());        }        streamread.Close();        return P_int_count;    }    /// 
    /// 写入投票数量    /// 
    /// 要操作的txt文件的路径及名称    public static void addCount(string P_str_path)    {        int P_int_count = readCount(P_str_path);        P_int_count += 1;        //将数据记录写入文件        StreamWriter streamwriter = new StreamWriter(P_str_path, false);        streamwriter.WriteLine(P_int_count);        streamwriter.Close();    }    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)    {        string P_str_IP = Request.UserHostAddress.ToString();        HttpCookie oldCookie = Request.Cookies["userIP"];        if (oldCookie == null)        {            int flag = RadioButtonList1.SelectedIndex;            switch (flag)            {                case 0: addCount(Server.MapPath("result1.txt")); break;                case 1: addCount(Server.MapPath("result2.txt")); break;                case 2: addCount(Server.MapPath("result3.txt")); break;                case 3: addCount(Server.MapPath("result4.txt")); break;            }            Page.ClientScript.RegisterStartupScript(this.GetType(), "", "alert('投票成功，谢谢您的参与！');", true);            HttpCookie newCookie = new HttpCookie("userIP");    //定义新的Cookie对象            newCookie.Expires = DateTime.MaxValue;            //添加新的Cookie变量IPaddress，值为P_str_IP            newCookie.Values.Add("IPaddress", P_str_IP);            Response.AppendCookie(newCookie);            //将变量写入Cookie文件中        }        else        {            string P_str_oldIP = oldCookie.Values["IPaddress"];            if (P_str_IP.Trim() == P_str_oldIP.Trim())            {                Page.ClientScript.RegisterStartupScript(this.GetType(), "", "alert('一个IP地址只能投一次票，谢谢您的参与！');", true);            }            else            {                HttpCookie newCookie = new HttpCookie("userIP");                newCookie.Values.Add("IPaddress", P_str_IP);                newCookie.Expires = DateTime.MaxValue;                Response.AppendCookie(newCookie);                int rflag = RadioButtonList1.SelectedIndex;                switch (rflag)                {                    case 0: addCount("result1.txt"); break;                    case 1: addCount("result2.txt"); break;                    case 2: addCount("result3.txt"); break;                    case 3: addCount("result4.txt"); break;                }                Page.ClientScript.RegisterStartupScript(this.GetType(), "", "alert('投票成功，谢谢您的参与！');", true);            }        }    }}

结果页面result.aspx代码:

<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %><%@ Register src="vote.ascx" tagname="vote" tagprefix="uc1" %>        
     
    
          
     

结果页面result.aspx.cs代码:

public partial class Default2 : System.Web.UI.Page{    protected string M_str_rate1;    protected string M_str_rate2;    protected string M_str_rate3;    protected string M_str_rate4;    protected int P_int_count1;    protected int P_int_count2;    protected int P_int_count3;    protected int P_int_count4;    protected void Page_Load(object sender, EventArgs e)    {        P_int_count1 = readCount(Server.MapPath("result1.txt"));        P_int_count2 = readCount(Server.MapPath("result2.txt"));        P_int_count3 = readCount(Server.MapPath("result3.txt"));        P_int_count4 = readCount(Server.MapPath("result4.txt"));        int P_int_count = P_int_count1 + P_int_count2 + P_int_count3+P_int_count4;        if (P_int_count == 0)        {            Response.Write("");            lblresult.Text = "共有0人参与投票";        }        else        {            M_str_rate1 = (Convert.ToDouble(P_int_count1) * 100 / Convert.ToDouble(P_int_count)).ToString("0.00") + "%";            M_str_rate2 = (Convert.ToDouble(P_int_count2) * 100 / Convert.ToDouble(P_int_count)).ToString("0.00") + "%";            M_str_rate3 = (Convert.ToDouble(P_int_count3) * 100 / Convert.ToDouble(P_int_count)).ToString("0.00") + "%";            M_str_rate4 = (Convert.ToDouble(P_int_count4) * 100 / Convert.ToDouble(P_int_count)).ToString("0.00") + "%";            lblresult.Text = "共有" + P_int_count.ToString() + "人参与投票";        }    }    /// 
    /// 从txt文件中读取投票数量    /// 
    /// 要读取的txt文件的路径及名称    /// 
     
      返回一个int类型的值，用来记录投票数量
         public static int readCount(string P_str_path)    {        int P_int_count = 0;        StreamReader streamread;        streamread = File.OpenText(P_str_path);        while (streamread.Peek() != -1)        {            P_int_count = int.Parse(streamread.ReadLine());        }        streamread.Close();        return P_int_count;    }}

默认页面Default.aspx页面代码:

<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %><%@ Register src="vote.ascx" tagname="vote" tagprefix="uc1" %>        
     
    
          
     

style.css代码:

#box {
       height: 195px;    width: 370px;    background-image: url(images/1.jpg);    background-repeat: no-repeat;    padding-top: 65px;    padding-right: 45px;    padding-left: 45px;}#box2 {
       height: 195px;    width: 370px;    background-image: url(images/2.jpg);    background-repeat: no-repeat;    padding-top: 65px;    padding-right: 45px;    padding-left: 45px;}

用到的四个文件:

用到的几张图片:

最终效果展示: