selectloss.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 Model;
using BLL;

namespace 金利来分销管理系统.Loss
{
    public partial class SelectLoss : System.Web.UI.Page
    {
        BLL.Loss.lossBll lossbllshow;
        BLL.Loss.loss_listBll losslistbllshow;
        BLL.Employee.EmployeeBll employeebllshow;

        public SelectLoss()
        {
            lossbllshow = new BLL.Loss.lossBll();
            losslistbllshow = new BLL.Loss.loss_listBll();
            employeebllshow = new BLL.Employee.EmployeeBll();

        }
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack)
            {
                  //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(), "28") == true)
                    {
                        this.gvShow.DataSource = lossbllshow.LossSelect();
                        this.gvShow.DataBind();
                    }
                    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>");
                    }
                }
               
            }
        }
        //按指定的条件查询
        protected void btnSelect_Click(object sender, EventArgs e)
        {
            ShowMethod();
        }
        //显示
        private void ShowMethod()
        {
            //拉姆达表达式
            List<Model.Loss.lossModel> mo = lossbllshow.LossSelect();
            //按采购单据编号查找
            if (ddlStockFormID.SelectedValue != "请选择损益单据号")
            {
                mo = mo.FindAll(o => o.loss_id == this.ddlStockFormID.Text.Trim());
            }
            //按审核状态
            if (ddlOKType.SelectedIndex != 0)
            {
                mo = mo.FindAll(o => o.loss_state == this.ddlOKType.Text.Trim());
            }
            this.gvShow.DataSource = mo;
            this.gvShow.DataBind();
        }
        //删除未通过审核的损益单据
        protected void gvShow_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            string id = this.gvShow.Rows[e.RowIndex].Cells[0].Text;
            string status = this.gvShow.Rows[e.RowIndex].Cells[6].Text.Trim();
            if (status == "未通过")
            {
                //通过损益编号删除损益明细
                losslistbllshow.StockSetailDeleteByID(id);
                lossbllshow.LossDelete(id,"未通过");
                Response.Write("<script>alert('删除成功')</script>");
            }
            else
            {
                Response.Write("<script>alert('该单据已被审核，不能进行删除')</script>");
            }
        }

        protected void btnSele_Click(object sender, EventArgs e)
        {
            //清空总部发货单据编号
            this.ddlStockFormID.Items.Clear();
            if (this.txtTime.Text == "")
            {
                this.lblTime.Visible = true;
            }
            else
            {
                this.lblTime.Visible = false;
                List<Model.Loss.lossModel> stockid = lossbllshow.SelectLossID(DateTime.Parse(this.txtTime.Text));
                //查询所有损益单据编号
                foreach (var item in stockid)
                {
                    this.ddlStockFormID.Items.Add(item.loss_id);
                }
                if (ddlStockFormID.Text == "")
                {
                    this.gvShow.DataSource = null;
                    this.gvShow.DataBind();
                }
            }
        }
        //分页
        protected void gvShow_PageIndexChanging(object sender, GridViewPageEventArgs e)
        {
            this.gvShow.PageIndex = e.NewPageIndex;
            ShowMethod();
        }
    }
}