SGGL_SHJ/SGGL/FineUIPro.Web/CLGL/ArrivalStatistics.aspx.cs

using BLL;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace FineUIPro.Web.CLGL
{
    public partial class ArrivalStatistics : PageBase
    {

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                drpWarehouse.DataTextField = "Text";
                drpWarehouse.DataValueField = "Value";
                drpWarehouse.DataSource = BLL.DropListService.HJGL_WarehouseCode();
                drpWarehouse.DataBind(); 
                this.ddlPageSize.SelectedValue = this.Grid1.PageSize.ToString();
                // 绑定表格
               // this.BindGrid();
            }
        }

        #region 绑定数据
        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            var tb = BLL.TwArrivalStatisticsService.GetStatistics(this.CurrUser.LoginProjectId, txtMaterialCode.Text.Trim(), drpWarehouse.SelectedValue);

            if (tb.Count() > 0)
            {
                decimal needNum = 0;
                decimal realNum = 0;
                needNum = tb.Sum(x => x.NeedNum);
                realNum = tb.Sum(x => x.RealNum > x.NeedNum ? x.NeedNum : x.RealNum);
                lbRate.Text = "总体匹配率：" + Math.Round(realNum * 100 / needNum, 4) + "%";
            }
            else
            {
                lbRate.Text = "总体匹配率：0%";
            }

            //tb = GetFilteredTable(Grid1.FilteredData, tb);
            Grid1.DataSource = tb;
            Grid1.DataBind();
        }

        #endregion

        #region GV 数据操作
        /// <summary>
        /// 过滤表头
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        //protected void Grid1_FilterChange(object sender, EventArgs e)
        //{
        //    this.BindGrid();
        //}

        /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            this.Grid1.PageIndex = e.NewPageIndex;
            this.BindGrid();
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, GridSortEventArgs e)
        {
            this.Grid1.SortDirection = e.SortDirection;
            this.Grid1.SortField = e.SortField;
            this.BindGrid();
        }

        /// <summary>
        /// 分页显示条数下拉框
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ddlPageSize_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.Grid1.PageSize = Convert.ToInt32(this.ddlPageSize.SelectedValue);
            this.BindGrid();
        }
        #endregion

        #region 关闭弹出窗
        /// <summary>
        /// 关闭弹出窗
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Window1_Close(object sender, WindowCloseEventArgs e)
        {
            BindGrid();
        }
        #endregion



        #region 导出按钮
        /// 导出按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnOut_Click(object sender, EventArgs e)
        {
            Response.ClearContent();
            string filename = Funs.GetNewFileName();
            Response.AddHeader("content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode("材料库存表" + filename, System.Text.Encoding.UTF8) + ".xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            this.Grid1.PageSize = 500;
            this.BindGrid();
            Response.Write(GetGridTableHtml(Grid1));
            Response.End();
        }

        /// <summary>
        /// 导出方法
        /// </summary>
        /// <param name="grid"></param>
        /// <returns></returns>
        private string GetGridTableHtml(Grid grid)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("<meta http-equiv=\"content-type\" content=\"application/excel; charset=UTF-8\"/>");
            sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");
            sb.Append("<tr>");
            foreach (GridColumn column in grid.Columns)
            {
                sb.AppendFormat("<td>{0}</td>", column.HeaderText);
            }
            sb.Append("</tr>");
            foreach (GridRow row in grid.Rows)
            {
                sb.Append("<tr>");
                foreach (GridColumn column in grid.Columns)
                {
                    string html = row.Values[column.ColumnIndex].ToString();
                    if (column.ColumnID == "tfNumber")
                    {
                        html = (row.FindControl("lblNumber") as System.Web.UI.WebControls.Label).Text;
                    }
                    sb.AppendFormat("<td>{0}</td>", html);
                }

                sb.Append("</tr>");
            }

            sb.Append("</table>");

            return sb.ToString();
        }
        #endregion

        protected void btnSearch_Click(object sender, EventArgs e)
        {
            BindGrid();
        }
    }
}