goodsupdate.aspx.cs

c#三层架构项目开发的全过程

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using BLL;
using Model;
namespace 金利来分销管理系统.Goods
{
    public partial class GoodsUpdate : System.Web.UI.Page
    {
        #region 商品修改 BLL层构造函数
        BLL.Goods.ProductUpdateBll ProUpdateShow;
        BLL.Employee.EmployeeBll employeebllshow;

        public GoodsUpdate()
        {
            ProUpdateShow = new BLL.Goods.ProductUpdateBll();
            employeebllshow = new BLL.Employee.EmployeeBll();

        }
        #endregion

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack )//第一次执行时时为false，以后为true
            {
                 //用户权限
                if (Session["employee_id"] == null)
                {
                    Response.Write ("请您登陆系统");
                }
                else 
                {
                    if (employeebllshow.UserRole(Session["role_id"].ToString(), "18") == true)
                    {
                        List<Model.Goods.ProductModel> li = ProUpdateShow.Getupdateshow(Request.QueryString["Product_id"]);
                        foreach (Model.Goods.ProductModel item in li)
                        {
                            this.lalProid.Text = item.product_id;
                            this.lalbraID.Text = item.brand_id.ToString();
                            this.txtProSalePrice.Text = item.product_saleprice.ToString();
                            this.txtProCostPrice.Text = item.Product_costprice.ToString();
                            this.txtProTradePrice.Text = item.Product_tradeprice.ToString();
                            this.txtProName.Text = item.product_name;
                        }
                    }
                    else
                    {
                        Response.Write("<script>alert('你无权查看此功能,请与管理员联系');location.href='../Aboutus.aspx'</script>");
                    }
                }
            }
           
        }

        #region 商品修改按钮
        protected void butupdate_Click(object sender, EventArgs e)
        {
            ProUpdateShow.proupdate(this.lalProid.Text,decimal.Parse(this.txtProSalePrice.Text), decimal.Parse(this.txtProCostPrice.Text), decimal.Parse(this.txtProTradePrice.Text), this.txtProName.Text);

            Response.Write("<script>alert('修改商品成功!')</script>");
            Response.Redirect("GoodsSelect.aspx");
        }
        #endregion
    }
}