asp.net 4.5 练习~test6-4

webform1.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="test6_4.WebForm1" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        用户名：<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox><br />
        密&nbsp;码：<asp:TextBox ID="TextBox2" runat="server" TextMode="Password"></asp:TextBox><br />
        <asp:Button ID="Button1" runat="server" Text="登录" OnClick="Button1_Click" />
    </div>
    </form>
</body>
</html>

webform1.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace test6_4
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        private static readonly string[] users = new string[] {"admin","user"};

        private int userType(string userid)
        {
            if (userid == users[0])
            {
                return 1;
            }
            if (userid == users[1])
            {
                return 2;
            }

            return 0;

        }

        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            string userid = TextBox1.Text.ToString();
            string pwd = TextBox2.Text.ToString();
            ViewState["UserType"] = userType(userid);

            switch(ViewState["UserType"].ToString())
            {
                case "1":
                    Response.Redirect("Admin.aspx?userid=" + userid);
                    break;
                case "2":
                    Response.Redirect("User.aspx?userid=" + userid);
                    break;
                default:
                    Response.Write("<script>alert('不是合法用户');</script>");
                    break;

            }
        }
    }
}

User.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace test6_4
{
    public partial class User : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            string user = Request.QueryString["userid"].ToString();
            Response.Write( user +"，登录成功");
        }
    }
}

Admin.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace test6_4
{
    public partial class Admin : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            string admin = Request.QueryString["userid"].ToString();
            Response.Write(admin + "，进入成功");
        }
    }
}

asp.net 4.5 练习~test6-4

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