admin/banJi.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 admin_banJi : System.Web.UI.Page
{
    data data = new data();
    Alert alert = new Alert();
    data mydata = new data();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            DropDownList2.DataSource = mydata.GetDataReader("select * from  YuanXi");
            DropDownList2.DataTextField = "Name";
            DropDownList2.DataValueField = "id";
            DropDownList2.DataBind();
            DropDownList2.Items.Insert(0, new ListItem("--请选择--", ""));
            getinfo();
            GetYuanXi();
        }
    }
    private void GetYuanXi()
    {

        DropDownList1.DataSource = data.GetDataReader("select * from  YuanXi");
        DropDownList1.DataTextField = "Name";
        DropDownList1.DataValueField = "id";
        DropDownList1.DataBind();



    }
    protected void dlinfo_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        data mydata = new data();

        string ID = dlinfo.DataKeys[e.RowIndex].Values[0].ToString();
        try
        {
            mydata.RunSql("delete  from banJi  where  id='" + ID + "'");

            Label4.Text = "删除成功！";
            dlinfo.EditIndex = -1;
            getinfo();
        }
        catch
        {

            Label4.Text = "删除失败！";
        }
    }