userCenter.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
using System.Data.SqlClient;


public partial class userCenter : System.Web.UI.Page
{

    DataAccess MarketBase = new DataAccess();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["UserId"] == null)
        {
            Alert.AlertAndRedirect("您还没有登录", "Login.aspx");
        }
        else
        {
            string useridNo = Session["UserId"].ToString();
            SqlConnection conn = new SqlConnection(MarketBase.SqlBase);
            conn.Open();
            DataTable dt = new DataTable();
            dt = MarketBase.DisPlayList_Ds("select * from Info where  userid='" + useridNo + "'", conn);
            person.DataSource = dt.DefaultView;
            person.DataBind();
    
        }
    }


    protected void person_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        string useridNo = Session["UserId"].ToString();
        int index = Convert.ToInt32(e.CommandArgument);
        string id = person.Rows[index].Cells[0].Text;
        SqlConnection conn = new SqlConnection(MarketBase.SqlBase);
        conn.Open();
        int state = MarketBase.DeleteInfo("delete from Info where Infoid='" + id + "'", conn);
        if (state == 1)
        {
            lbinfo.Text = "删除成功!";
            DataTable dt = new DataTable();
            dt = MarketBase.DisPlayList_Ds("select * from Info where userid='" + useridNo + "'", conn);
            person.DataSource = dt.DefaultView;
            person.DataBind();
        }
        else
            lbinfo.Text = "删除失败!";
    }