Default.aspx.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
       
            if (!this.IsPostBack)
            {
                this.ViewState["GUID"] = System.Guid.NewGuid().ToString();
                this.lblGUID.Text = this.ViewState["GUID"].ToString();
            }
      

    }
    protected void btnLogin_Click(object sender, ImageClickEventArgs e)
    {

        #region 检查验证码
        if ((Session["CheckCode"] != null) && (Session["CheckCode"].ToString() != ""))
        {
            if (Session["CheckCode"].ToString().ToLower() != this.CheckCode.Value.ToLower())
            {
                this.lblMsg.Text = "所填写的验证码与所给的不符 !";
                Session["CheckCode"] = null;
                return;
            }
            else
            {
                Session["CheckCode"] = null;
            }
        }
        else
        {
            Response.Redirect("Default.aspx");
        }
        #endregion

        Maticsoft.BLL.db_User db = new Maticsoft.BLL.db_User();
        Maticsoft.Model.db_User mode=db.GetModel(this.txtUsername.Value, this.txtPass.Value);
        if (mode!=null)
        {
            Session["USERINFO"] = mode;
            Response.Redirect("Main.aspx");
        }
        else
        {
            this.lblMsg.Text = "你的账号密码有误";
        }
    }
}