WEB/manager/product_category_detail.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using shop.Model;
using shop.BLL;
using shop.Tools;
using System.IO;
using System.Data;

public partial class administrator_product_category_detail : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            ddlFather_load();
            string action = Request.QueryString["action"];
            if (action == "update")
            {
                ProductCategoryBusiness productCategoryBusiness = new ProductCategoryBusiness();
                int id = int.Parse(Request.QueryString["Id"]);
                btnReset.Visible = false;
                btnDelete.Visible = true;
                btnSave.Visible = true;
                btnNext.Visible = true;
                btnPrev.Visible = true;

                btnReset2.Visible = false;
                btnDelete2.Visible = true;
                btnSave2.Visible = true;
                btnNext2.Visible = true;
                btnPrev2.Visible = true;
                if (productCategoryBusiness.IsHasNext(id))
                {
                    btnNext.Enabled = false;
                    btnNext2.Enabled = false;
                }
                if (productCategoryBusiness.IsHasPrev(id))
                {
                    btnPrev.Enabled = false;
                    btnPrev2.Enabled = false;
                }
                DataRead();
            }
            else
            {
                btnReset.Visible = true;
                btnDelete.Visible = false;
                btnSave.Visible = true;
                btnNext.Visible = false;
                btnPrev.Visible = false;

                btnReset2.Visible = true;
                btnDelete2.Visible = false;
                btnSave2.Visible = true;
                btnNext2.Visible = false;
                btnPrev2.Visible = false;