Web/Admin/productAdmin/productClass_admin.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.IO;
using System.Text;
public partial class admin_product_productClass_admin : basePage
{
    upImage ui = new upImage();
    PublicClass pc = new PublicClass();
    Bll.ProdutClassBLL B_pro = new Bll.ProdutClassBLL();
    Model.tab_product_class M_pro = new Model.tab_product_class();
    protected void Page_Load(object sender, EventArgs e)
    {
        if(!Page.IsPostBack)
        {
            //this.CheckUser();
            pc.GetProductClass(this.DropDownList1);
          
        
            //this.DropDownList1.Items.Insert(0, new ListItem("------", "x"));
        }
    }
 
    protected void Button5_Click(object sender, EventArgs e)
    {

        Response.Write("<script>window.open('showProductClass.aspx','产品类别','300px','500px');</script>");
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        StringBuilder strsel = new StringBuilder();
        strsel.Append("SELECT [productClassID], [productClassName], [faName], [productClassContent] FROM [v_productClass] ");
        strsel.AppendFormat(" where productClassName like '{0}'+'%'", this.TextBox1.Text);
        if (this.DropDownList1.SelectedIndex > 0)
            strsel.AppendFormat(" and productClassParentID={0}", this.DropDownList1.SelectedValue);

        this.proClassDataSource.SelectCommand = strsel.ToString();
        this.proClassDataSource.DataBind();
    }
    protected void Button3_Click(object sender, EventArgs e)
    {

        Response.Redirect("productClass_add.aspx");
    }
    protected void Button4_Click(object sender, EventArgs e)
    {
        Response.ClearContent();
        Response.AddHeader("content-disposition", "attachment; filename=MyExcelFile.xls");
        Response.ContentType = "application/excel";