Web/IndexPage/BindPro.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;

public partial class IndexPage_BindPro : System.Web.UI.Page
{  
    PublicClass pc = new PublicClass();
    Bll.ProductBll B_pro = new Bll.ProductBll();
 
    protected void Page_Load(object sender, EventArgs e)
    {
        
        
        if (!Page.IsPostBack)
        {
            int pid= Convert.ToInt32(Request.QueryString["pid"]);
            ViewState["id"] = pid;
            if (pid ==0)
            {
                bind(this.DataList1);
                databind("select * from tab_products");
                
            }
            else
            {
                bindDet(this.DataList1,pid);
                databind("select * from tab_productClass,tab_products where tab_products.productClassID=tab_productClass.productClassID and tab_productClass.productClassID="+pid);
                
 
            }
        }

    }
    
    void bind(DataList dl)
    {
        DataTable dt = B_pro.SelectPro("select * from tab_products");
        dl.DataSource = dt;
        dl.DataBind();
    }
    void bindDet(DataList dl,int id)
    {
        DataTable dt = B_pro.SelectPro("select * from tab_products join tab_productClass on tab_products.productClassID=tab_productClass.productClassID and tab_productClass.productClassID= "+id);
        dl.DataSource = dt;
        dl.DataBind();
    }
    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
    {
        //查看具体产品的代码
    }

    //protected void ImgView_Click(object sender, EventArgs e)
    //{