using BLL;
using NPOI.SS.UserModel;
using NPOI.SS.Util;
using NPOI.XSSF.UserModel;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;

namespace FineUIPro.Web.ContinuousPrint
{
    public partial class HardnessCheckOrderPrint : PageBase
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                BindGrid();
            }
        }

        #region 绑定Grid1
        /// <summary>
        /// 绑定Grid1
        /// </summary>
        public void BindGrid()
        {
            var project = BLL.Base_ProjectService.GetOnProjectListByUserId(this.CurrUser.UserId, "1");
            if (!string.IsNullOrEmpty(txtProjectCode.Text))
            {
                project = project.Where(e => e.ProjectCode.Contains(txtProjectCode.Text.Trim())).ToList();
            }
            Grid1.RecordCount = project.Count;
            var table = this.GetPagedDataTable(Grid1, project);
            Grid1.DataSource = table;
            Grid1.DataBind();
        }
        #endregion

        #region 绑定Grid2
        /// <summary>
        /// 绑定Grid2
        /// </summary>
        public void BindGrid1(string ProjectId)
        {
            var str = string.Empty;
            //是否打印
            if (!string.IsNullOrEmpty(this.drpIsPrint.SelectedValue))
            {
                str += " and a.IsPrintTrust=" + this.drpIsPrint.SelectedValue + "";
            }
            string strSql = @"select a.HardTestReportId,a.HardTestReportCode,a.ProjectId,b.ProjectName,a.ISO_ID,a.TrustUnitId,a.TestDate,a.InstrumentType,a.HotProessState,a.SurfaceAppearance,a.TestMethod,a.ContractUnit,a.IsPrintReport,(case a.IsPrintReport when 1 then '已打印' else '未打印' end) as IsPrintReportName,(case a.IsPrintTrust when 1 then '已打印' else '未打印' end) as IsPrintTrustName from HJGL_CH_HardTestReport as a inner join Base_Project as b on a.ProjectId=b.ProjectId where a.ProjectId=@ProjectId" + str;
            List<SqlParameter> listStr = new List<SqlParameter>();
            listStr.Add(new SqlParameter("@ProjectId", ProjectId));
            SqlParameter[] parameter = listStr.ToArray();
            Grid2.DataSource = SQLHelper.GetDataTableRunText(strSql, parameter);
            Grid2.DataBind();
            Grid2.SelectAllRows();
        }
        #endregion

        #region 分页、排序
        /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            Grid1.PageIndex = e.NewPageIndex;
            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)
        {
            Grid1.PageSize = Convert.ToInt32(ddlPageSize.SelectedValue);
            BindGrid();
        }

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

        #region 选择加载
        /// <summary>
        /// 选择加载
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_RowClick(object sender, GridRowClickEventArgs e)
        {
            BindGrid1(this.Grid1.SelectedRowID);
        }
        #endregion

        #region 私有方法
        /// <summary>
        /// 得到热处理类型
        /// </summary>
        /// <returns></returns>
        protected string ConvertProessTypes(object ProessTypes)
        {
            string proessTypes = string.Empty;
            if (ProessTypes != null)
            {
                proessTypes = BLL.HJGL_PW_JointInfoService.ConvertProessTypes(ProessTypes.ToString());
            }

            return proessTypes;
        }
        #endregion

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

        #endregion

        #region 查询
        /// <summary>
        /// 查询
        /// </summary>
        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            BindGrid();
        }
        /// <summary>
        /// 是否打印
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void drpIsPrint_SelectedIndexChanged(object sender, EventArgs e)
        {
            BindGrid1(this.Grid1.SelectedRowID);
        }
        #endregion

        #region 打印焊接记录打印
        /// <summary>
        /// 打印焊接记录打印
        /// </summary>
        protected void btnPrint_Click(object sender, EventArgs e)
        {
            if (Grid2.SelectedRowIndexArray.Length <= 0)
            {
                Alert.ShowInTop("最少选中一行！", MessageBoxIcon.Warning);
                return;
            }
            string rootPath = Server.MapPath("~/") + Const.ExcelUrl;
            //导出文件
            string filePath = rootPath + DateTime.Now.ToString("yyyyMMddhhmmss") + "\\";
            if (!Directory.Exists(filePath))
            {
                Directory.CreateDirectory(filePath);
            }
            string ReportFileName = filePath + "out.xlsx";
            if (Grid2.Rows.Count > 0)
            {
                int rowIndex = 0;
                XSSFWorkbook hssfworkbook = new XSSFWorkbook();
                XSSFSheet ws = (XSSFSheet)hssfworkbook.CreateSheet("硬度检测委托单");

                #region 列宽
                ws.SetColumnWidth(0, (9 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(1, (9 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(2, (2 * 256) - 95);//(6.08)6.08
                ws.SetColumnWidth(3, (11 * 256) - 95);//(10.08)10.08
                ws.SetColumnWidth(4, (8 * 256) - 15);//(14.33)14.25
                ws.SetColumnWidth(5, (9 * 256) + 15);//(20.55)20.5
                ws.SetColumnWidth(6, (9 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(7, (9 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(8, (1 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(9, (9 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(10, (7 * 256) - 95);//(8.08)8.08
                ws.SetColumnWidth(11, (5 * 256) + 100);//(4.83)4.83
                ws.SetColumnWidth(12, (13 * 256) + 200);//(12.17)12.17
                #endregion

                for (int gi = 0; gi < Grid2.Rows.Count; gi++)
                {
                    if (Grid2.SelectedRowIndexArray.Contains(gi))
                    {
                        System.Web.UI.WebControls.HiddenField hidHardTestReportId = Grid2.Rows[gi].FindControl("hidHardTestReportId") as System.Web.UI.WebControls.HiddenField;
                        System.Web.UI.WebControls.HiddenField hidProjectName = Grid2.Rows[gi].FindControl("hidProjectName") as System.Web.UI.WebControls.HiddenField;
                        //打印赋值
                        Model.HJGL_CH_HardTestReport report = BLL.HJGL_CH_HardTestReportService.GetCH_HardTestReportByID(hidHardTestReportId.Value);
                        if (report != null)
                        {
                            report.IsPrintTrust = true;
                            report.PrintTrustDate = DateTime.Now;
                            report.TrustName = report.HotHardCode + "-" + string.Format("{0:yyyy-MM-dd}", DateTime.Now);
                            BLL.HJGL_CH_HardTestReportService.UpdateCH_HardTestReport(report);
                        }
                        //头部
                        var listTitleStr = new List<SqlParameter>();
                        listTitleStr.Add(new SqlParameter("@HardTestReportId", hidHardTestReportId.Value));
                        SqlParameter[] titleparameter = listTitleStr.ToArray();
                        var tbTitle = SQLHelper.GetDataTableRunProc("HJGL_spCH_HardTestReport", titleparameter);
                        //列表
                        var listStr = new List<SqlParameter>();
                        listStr.Add(new SqlParameter("@HardTestReportId", hidHardTestReportId.Value));
                        SqlParameter[] parameter = listStr.ToArray();
                        var tb = SQLHelper.GetDataTableRunProc("HJGL_spCH_HardTestReportItemDistinct2", parameter);

                        if (tb.Rows.Count > 0 && tbTitle.Rows.Count > 0)
                        {
                            CellRangeAddress region;
                            //尾页面总数
                            var pageNum = 0d;
                            //尾部增加行
                            var endaddNum = 0;
                            //公共样式
                            ICellStyle style = CommonPrint.SetExcelStyle(hssfworkbook, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, VerticalAlignment.Center, HorizontalAlignment.Center, 10, true);
                            //文字靠左左侧无边框
                            ICellStyle styleFontLeft = CommonPrint.SetExcelStyle(hssfworkbook, BorderStyle.Thin, BorderStyle.None, BorderStyle.Thin, BorderStyle.Thin, VerticalAlignment.Center, HorizontalAlignment.Left, 10, true);
                            //文字靠左右边无边框
                            ICellStyle styleRightNoneFontLeft = CommonPrint.SetExcelStyle(hssfworkbook, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.None, BorderStyle.Thin, VerticalAlignment.Center, HorizontalAlignment.Left, 10, true);
                            //头部样式
                            ICellStyle styleTou = CommonPrint.SetExcelStyle(hssfworkbook, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, VerticalAlignment.Center, HorizontalAlignment.Center, 16, true, true);
                            //计算页
                            //pageNum =
                            //tb.Rows.Count <= 11 ? 1
                            //: (tb.Rows.Count > 11 && tb.Rows.Count <= 27) ? 2
                            //: Math.Ceiling((float)(tb.Rows.Count - 27) / 16) + 2;
                            //CellRangeAddress region;
                             pageNum = tb.Rows.Count < 27 ? 1
                                : Math.Ceiling((float)(tb.Rows.Count - 27) / 38) + 1;
                            //循环页
                            for (int i = 1; i <= pageNum; i++)
                            {
                                //取数据开始和结束条数
                                var dStart = 0;
                                var dEnd = 0;
                                //excel数据开始行和结束行
                                var tStart = 0;
                                var tEnd = 0;

                                #region 头部和每页数据参数
                                //第一页和第二页需要创建头
                                if (i == 1)
                                {
                                    //尾部增加行
                                    //endaddNum = 8;
                                    //创建头部行和列
                                    ws = ExcelCreateRowTitle(ws, hssfworkbook, rowIndex, rowIndex + 7, style, 0, 12);
                                    //取数据开始和结束条数
                                    dStart = 0;
                                    dEnd = 27;
                                    //excel数据开始行和结束行
                                    tStart = rowIndex + 8;
                                    tEnd = rowIndex + 35;

                                    #region 头部
                                    //行1
                                    region = new CellRangeAddress(rowIndex, rowIndex + 1, 0, 2);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex).GetCell(0).SetCellValue("");

                                    region = new CellRangeAddress(rowIndex, rowIndex + 1, 3, 8);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex).GetCell(3).SetCellValue("硬度检测委托单");
                                    ws.GetRow(rowIndex).GetCell(3).CellStyle = styleTou;
                                    region = new CellRangeAddress(rowIndex, rowIndex, 9, 10);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex).GetCell(9).SetCellValue("工程名称：");
                                    region = new CellRangeAddress(rowIndex, rowIndex, 11, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex).GetCell(10).CellStyle = styleRightNoneFontLeft;
                                    ws.GetRow(rowIndex).GetCell(11).SetCellValue(hidProjectName.Value);
                                    ws.GetRow(rowIndex).GetCell(11).CellStyle = styleFontLeft;
                                    //行2
                                    region = new CellRangeAddress(rowIndex + 1, rowIndex + 1, 9, 10);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 1).GetCell(9).SetCellValue("单位工程名称：");
                                    region = new CellRangeAddress(rowIndex + 1, rowIndex + 1, 11, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 1).GetCell(10).CellStyle = styleRightNoneFontLeft;
                                    ws.GetRow(rowIndex + 1).GetCell(11).SetCellValue("管道安装工程");
                                    ws.GetRow(rowIndex + 1).GetCell(11).CellStyle = styleFontLeft;
                                    //行3
                                    region = new CellRangeAddress(rowIndex + 2, rowIndex + 2, 0, 1);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 2).GetCell(0).SetCellValue("检测单位");                                    
                                    region = new CellRangeAddress(rowIndex + 2, rowIndex + 2, 2, 5);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 2).GetCell(2).SetCellValue("广东华泰检测科技有限公司");
                                    region = new CellRangeAddress(rowIndex + 2, rowIndex + 2, 6, 7);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 2).GetCell(6).SetCellValue("委托单编号");
                                    region = new CellRangeAddress(rowIndex + 2, rowIndex + 2, 8, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 2).GetCell(8).SetCellValue(tbTitle.Rows[0]["HotHardCode"].ToString());

                                    //行4
                                    region = new CellRangeAddress(rowIndex + 3, rowIndex + 3, 0, 1);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 3).GetCell(0).SetCellValue("接收人");
                                    region = new CellRangeAddress(rowIndex + 3, rowIndex + 3, 2, 5);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 3).GetCell(2).SetCellValue("");
                                    region = new CellRangeAddress(rowIndex + 3, rowIndex + 3, 6, 7);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 3).GetCell(6).SetCellValue("检件名称");
                                    region = new CellRangeAddress(rowIndex + 3, rowIndex + 3, 8, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 3).GetCell(8).SetCellValue("管道焊缝");

                                    //行5
                                    region = new CellRangeAddress(rowIndex + 4, rowIndex + 4, 0, 1);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 4).GetCell(0).SetCellValue("检测数量");
                                    region = new CellRangeAddress(rowIndex + 4, rowIndex + 4, 2, 5);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 4).GetCell(2).SetCellValue(tb.Rows.Count.ToString());
                                    region = new CellRangeAddress(rowIndex + 4, rowIndex + 4, 6, 7);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 4).GetCell(6).SetCellValue("表面质量");
                                    region = new CellRangeAddress(rowIndex + 4, rowIndex + 4, 8, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 4).GetCell(8).SetCellValue("合格");

                                    //行6
                                    region = new CellRangeAddress(rowIndex + 5, rowIndex + 5, 0, 1);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 5).GetCell(0).SetCellValue("检测时机");
                                    region = new CellRangeAddress(rowIndex + 5, rowIndex + 5, 2, 5);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 5).GetCell(2).SetCellValue("");
                                    region = new CellRangeAddress(rowIndex + 5, rowIndex + 5, 6, 7);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 5).GetCell(6).SetCellValue("检测标准");
                                    region = new CellRangeAddress(rowIndex + 5, rowIndex + 5, 8, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 5).GetCell(8).SetCellValue(tbTitle.Rows[0]["TestStandard"].ToString());

                                    //行7
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 0, 1);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(0).SetCellValue("检测比例");
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 2, 3);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(2).SetCellValue("100%");
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 4, 5);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(4).SetCellValue("检测方法");
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 6, 7);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(6).SetCellValue("布氏硬度");
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 8, 10);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(8).SetCellValue("合格值");
                                    region = new CellRangeAddress(rowIndex + 6, rowIndex + 6, 11, 12);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 6).GetCell(11).SetCellValue(tbTitle.Rows[0]["STE_Code"].ToString());

                                    //行8
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 0, 0);
                                    ws.GetRow(rowIndex + 7).GetCell(0).SetCellValue("序号");
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 1, 4);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 7).GetCell(1).SetCellValue("设备部位/管线编号");
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 5, 6);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 7).GetCell(5).SetCellValue("材质");
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 7, 9);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 7).GetCell(7).SetCellValue("规格mm");
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 10, 11);
                                    ws.AddMergedRegion(region);
                                    ws.GetRow(rowIndex + 7).GetCell(10).SetCellValue("焊口号");
                                    region = new CellRangeAddress(rowIndex + 7, rowIndex + 7, 12, 12);
                                    ws.GetRow(rowIndex + 7).GetCell(12).SetCellValue("备注");
                                    #endregion

                                }
                                else
                                {
                                    var pNum = (i - 1) * 38;
                                    //取数据开始和结束条数
                                    dStart = 27 + ((i - 2) * 38);
                                    dEnd = 27 + pNum;
                                    //数据开始行和结束行
                                    tStart = rowIndex;
                                    tEnd = rowIndex + 38;                                    
                                }
                                #endregion

                                #region 数据
                                //创建数据行和列
                                ws = ExcelCreateRow(ws, hssfworkbook, tStart, tEnd, style, 0, 12);
                                ////获取当前页数据
                                var pageTb = GetPageToTable(tb, dStart, dEnd);
                                ////遍历数据
                                for (int j = 0; j < pageTb.Rows.Count; j++)
                                {
                                    int dataRow = tStart + j;
                                    ws.GetRow(dataRow).GetCell(0).SetCellValue(pageTb.Rows[j]["Number"].ToString());
                                    ws.GetRow(dataRow).GetCell(1).SetCellValue(pageTb.Rows[j]["ISO_IsoNo"].ToString());
                                    ws.GetRow(dataRow).GetCell(5).SetCellValue(pageTb.Rows[j]["STE_Code"].ToString());
                                    ws.GetRow(dataRow).GetCell(7).SetCellValue(pageTb.Rows[j]["JOT_JointDesc"].ToString());
                                    ws.GetRow(dataRow).GetCell(10).SetCellValue(pageTb.Rows[j]["JOT_JointNo"].ToString());
                                    ws.GetRow(dataRow).GetCell(12).SetCellValue(pageTb.Rows[j]["RemarkStr"].ToString());
                                }
                                #endregion

                                #region 尾部
                                //创建尾部行
                                ws = ExcelCreateRowTitle(ws, hssfworkbook, tEnd + 1, tEnd + 2, style, 0, 12);
                                ICellStyle endStyleOne = CommonPrint.SetExcelStyle(hssfworkbook, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, BorderStyle.Thin, VerticalAlignment.Center, HorizontalAlignment.Left, 10);
                                //创建尾部列
                                region = new CellRangeAddress(tEnd + 1, tEnd + 2, 0, 5);
                                ws.AddMergedRegion(region);
                                ws.GetRow(tEnd + 1).GetCell(0).CellStyle = endStyleOne;
                                ws.GetRow(tEnd + 1).GetCell(0).SetCellValue("委托单位：镇海石化建安工程股份有限公司");

                                region = new CellRangeAddress(tEnd + 1, tEnd + 1, 6, 12);
                                ws.AddMergedRegion(region);
                                ws.GetRow(tEnd + 1).GetCell(6).CellStyle = endStyleOne;
                                ws.GetRow(tEnd + 1).GetCell(6).SetCellValue("委托人：");
                                
                                region = new CellRangeAddress(tEnd + 2, tEnd + 2, 6, 12);
                                ws.AddMergedRegion(region);
                                ws.GetRow(tEnd + 2).GetCell(6).CellStyle = endStyleOne;
                                ws.GetRow(tEnd + 2).GetCell(6).SetCellValue("日期：    年    月    日");
                                #endregion

                                rowIndex = tEnd + 4;
                            }
                        }
                    }
                }

                ws.SetMargin(MarginType.LeftMargin, 0.6);
                ws.SetMargin(MarginType.RightMargin, 0.2);
                //ws.SetMargin(MarginType.BottomMargin, 1);
                //ws.SetMargin(MarginType.TopMargin, 1);
                ws.PrintSetup.Landscape = true;
                ws.PrintSetup.PaperSize = 9;

                ws.ForceFormulaRecalculation = true;
                using (FileStream filess = File.OpenWrite(ReportFileName))
                {
                    hssfworkbook.Write(filess);
                }
                FileInfo filet = new FileInfo(ReportFileName);
                Response.Clear();
                Response.Charset = "GB2312";
                Response.ContentEncoding = System.Text.Encoding.UTF8;
                // 添加头信息，为"文件下载/另存为"对话框指定默认文件名
                Response.AddHeader("Content-Disposition", "attachment; filename=" + Server.UrlEncode("硬度检测委托单.xlsx"));
                // 添加头信息，指定文件大小，让浏览器能够显示下载进度
                Response.AddHeader("Content-Length", filet.Length.ToString());
                // 指定返回的是一个不能被客户端读取的流，必须被下载
                Response.ContentType = "application/ms-excel";
                // 把文件流发送到客户端
                Response.WriteFile(filet.FullName);
                // 停止页面的执行
                Response.End();
            }
        }
        #endregion

        #region 私有方法

        /// <summary>
        /// 行和列
        /// </summary>
        /// <returns></returns>
        private XSSFSheet ExcelCreateRowTitle(XSSFSheet ws, XSSFWorkbook hssfworkbook, int sRows, int eRows, ICellStyle style, int cStart, int cEnd)
        {
            for (int i = sRows; i <= eRows; i++)
            {
                ws.CreateRow(i);
                ws.GetRow(i).HeightInPoints = i == sRows ? 30
                    : i == (sRows + 1) ? 27 :
                    i == (sRows + 2) ? 28 : 24;

                for (int j = cStart; j <= cEnd; j++)
                {
                    ws.GetRow(i).CreateCell(j);
                    ws.GetRow(i).GetCell(j).CellStyle = style;
                }
            }
            return ws;
        }

        /// <summary>
        /// 数据行
        /// </summary>
        /// <returns></returns>
        private XSSFSheet ExcelCreateRow(XSSFSheet ws, XSSFWorkbook hssfworkbook, int sRows, int eRows, ICellStyle style, int cStart, int cEnd)
        {
            CellRangeAddress region;
            for (int i = sRows; i <= eRows; i++)
            {
                ws.CreateRow(i);
                ws.GetRow(i).HeightInPoints = 24f;
                for (int j = cStart; j <= cEnd; j++)
                {
                    ws.GetRow(i).CreateCell(j);
                    ws.GetRow(i).GetCell(j).CellStyle = style;
                }
                region = new CellRangeAddress(i, i, 1, 4);
                ws.AddMergedRegion(region);
                region = new CellRangeAddress(i, i, 5, 6);
                ws.AddMergedRegion(region);
                region = new CellRangeAddress(i, i, 7, 9);
                ws.AddMergedRegion(region);
                region = new CellRangeAddress(i, i, 10,11);
                ws.AddMergedRegion(region);

            }
            return ws;
        }

        /// <summary>
        /// 查询指定条数分页
        /// </summary>
        /// <returns></returns>
        public static DataTable GetPageToTable(DataTable dt, int StartNum, int EndNum)
        {
            //0页代表每页数据，直接返回
            if (EndNum == 0) return dt;
            //数据源为空返回空DataTable
            if (dt == null) return new DataTable();

            DataTable newdt = dt.Copy();
            newdt.Clear();//copy dt的框架

            if (StartNum >= dt.Rows.Count)
                return newdt;//源数据记录数小于等于要显示的记录，直接返回dt

            if (EndNum > dt.Rows.Count)
                EndNum = dt.Rows.Count;
            for (int i = StartNum; i <= EndNum - 1; i++)
            {
                DataRow newdr = newdt.NewRow();
                DataRow dr = dt.Rows[i];
                foreach (DataColumn column in dt.Columns)
                {
                    newdr[column.ColumnName] = dr[column.ColumnName];
                }
                newdt.Rows.Add(newdr);
            }
            return newdt;
        }

        #endregion
    }
}