admin_salelist.aspx.cs

企业网站管理系统(C#.NET2003开发),供初学者学习!

using System;
using System.Data;
using System.Data.OleDb;
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;

public partial class Admin_Admin_SaleList : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["UserID"] == "" || Session["UserID"] == null)
        {
            Response.Write("<script language=javascript>window.alert('为了系统安全，请您重新登陆');window.location.href=('Admin_Login.aspx')</script>");
        }
        if (!IsPostBack)
        {
            this.DataToBind();
        }
    }
    public void DataToBind()
    {
        OleDbConnection myconn = DB.CreateDB();
        myconn.Open();
        OleDbCommand cmd = new OleDbCommand("select * from sale_net", myconn);
        DataSet ds = new DataSet();
        OleDbDataAdapter da = new OleDbDataAdapter(cmd);
        da.Fill(ds, "sale_net");
        this.GirdList.DataSource = ds;
        this.GirdList.DataKeyField = "id";
        this.GirdList.DataBind();
        myconn.Close();
    }
    protected void GirdList_DeleteCommand(object source, DataGridCommandEventArgs e)
    {
        OleDbConnection myconn = DB.CreateDB();
        myconn.Open();
        string id = GirdList.DataKeys[e.Item.ItemIndex].ToString();
        OleDbCommand cmd = new OleDbCommand("delete * from sale_net where id="+id, myconn);
        cmd.ExecuteNonQuery();
        myconn.Close();
        Response.Write("<script language=javascript>window.alert('删除成功，单击确定返回列表页面');window.location.href=('Admin_SaleList.aspx');</script>");

    }
    protected void GirdList_PageIndexChanged(object source, DataGridPageChangedEventArgs e)
    {
        this.GirdList.CurrentPageIndex = e.NewPageIndex;
        this.DataToBind();
    }
}