cyf
766 lines
32 KiB
C#
766 lines
32 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Data;
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using System.IO;
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using System.Text;
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using System.Web;
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using NPOI.HPSF;
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using NPOI.HSSF.UserModel;
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using NPOI.SS.UserModel;
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using DevExpress.XtraGrid;
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using DevExpress.XtraGrid.Views.Grid;
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using DevExpress.XtraGrid.Columns;
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using System.Data.Common;
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using System.Data.SqlClient;
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using System.Windows.Forms;
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using DevExpress.XtraEditors;
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using CommonLib;
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namespace Lskj.Common
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{
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public class ExcelHelper
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{
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/// <summary>
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/// DataTable导出到Excel文件
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/// </summary>
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/// <param name="dtSource">源DataTable</param>
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/// <param name="strHeaderText">表头文本</param>
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/// <param name="strFileName">保存位置</param>
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/// <param name="strSheetName">工作表名称</param>
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/// <Author>柳永法 http://www.yongfa365.com/ 2010-5-8 22:21:41</Author>
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public static void Export(DataTable dtSource, string strHeaderText, string strFileName, string strSheetName, string[] oldColumnNames, string[] newColumnNames)
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{
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if (strSheetName == "")
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{
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strSheetName = "Sheet";
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}
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using (MemoryStream ms = Export(dtSource, strHeaderText, strSheetName, oldColumnNames, newColumnNames))
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{
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using (FileStream fs = new FileStream(strFileName, FileMode.Create, FileAccess.Write))
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{
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byte[] data = ms.ToArray();
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fs.Write(data, 0, data.Length);
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fs.Flush();
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}
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}
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}
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/// <summary>
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/// DataTable导出到Excel的MemoryStream
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/// </summary>
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/// <param name="dtSource">源DataTable</param>
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/// <param name="strHeaderText">表头文本</param>
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/// <param name="strSheetName">工作表名称</param>
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/// <Author>柳永法 http://www.yongfa365.com/ 2010-5-8 22:21:41</Author>
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public static MemoryStream Export(DataTable dtSource, string strHeaderText, string strSheetName, string[] oldColumnNames, string[] newColumnNames)
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{
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if (oldColumnNames.Length != newColumnNames.Length)
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{
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return new MemoryStream();
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}
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HSSFWorkbook workbook = new HSSFWorkbook();
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//HSSFSheet sheet = workbook.CreateSheet();// workbook.CreateSheet();
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ISheet sheet = workbook.CreateSheet(strSheetName);
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#region 右击文件 属性信息
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{
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DocumentSummaryInformation dsi = PropertySetFactory.CreateDocumentSummaryInformation();
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dsi.Company = "朗速科技";
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workbook.DocumentSummaryInformation = dsi;
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SummaryInformation si = PropertySetFactory.CreateSummaryInformation();
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if (HttpContext.Current.Session["realname"] != null)
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{
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si.Author = HttpContext.Current.Session["realname"].ToString();
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}
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else
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{
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if (HttpContext.Current.Session["username"] != null)
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{
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si.Author = HttpContext.Current.Session["username"].ToString();
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}
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} //填加xls文件作者信息
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si.ApplicationName = "朗速ERP"; //填加xls文件创建程序信息
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si.LastAuthor = "dingliang"; //填加xls文件最后保存者信息
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si.Comments = "朗速ERP导出文件"; //填加xls文件作者信息
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si.Title = strHeaderText; //填加xls文件标题信息
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si.Subject = strHeaderText; //填加文件主题信息
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si.CreateDateTime = DateTime.Now;
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workbook.SummaryInformation = si;
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}
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#endregion
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ICellStyle dateStyle = workbook.CreateCellStyle();
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IDataFormat format = workbook.CreateDataFormat();
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dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
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#region 取得列宽
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int[] arrColWidth = new int[oldColumnNames.Length];
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for (int i = 0; i < oldColumnNames.Length; i++)
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{
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arrColWidth[i] = Encoding.GetEncoding(936).GetBytes(newColumnNames[i]).Length;
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}
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/*
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foreach (DataColumn item in dtSource.Columns)
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{
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arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
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}
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* */
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for (int i = 0; i < dtSource.Rows.Count; i++)
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{
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for (int j = 0; j < oldColumnNames.Length; j++)
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{
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int intTemp = Encoding.GetEncoding(936).GetBytes(dtSource.Rows[i][oldColumnNames[j]].ToString()).Length;
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if (intTemp > arrColWidth[j])
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{
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arrColWidth[j] = intTemp;
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}
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}
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/*
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for (int j = 0; j < dtSource.Columns.Count; j++)
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{
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int intTemp = Encoding.GetEncoding(936).GetBytes(dtSource.Rows[i][j].ToString()).Length;
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if (intTemp > arrColWidth[j])
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{
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arrColWidth[j] = intTemp;
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}
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}
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* */
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}
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#endregion
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int rowIndex = 0;
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foreach (DataRow row in dtSource.Rows)
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{
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#region 新建表，填充表头，填充列头，样式
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if (rowIndex == 65535 || rowIndex == 0)
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{
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if (rowIndex != 0)
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{
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sheet = workbook.CreateSheet(strSheetName + ((int)rowIndex / 65535).ToString());
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}
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#region 表头及样式
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{
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IRow headerRow = sheet.CreateRow(0);
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headerRow.HeightInPoints = 25;
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headerRow.CreateCell(0).SetCellValue(strHeaderText);
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ICellStyle headStyle = workbook.CreateCellStyle();
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headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
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IFont font = workbook.CreateFont();
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font.FontHeightInPoints = 20;
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font.Boldweight = 700;
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headStyle.SetFont(font);
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headerRow.GetCell(0).CellStyle = headStyle;
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//sheet.AddMergedRegion(new Region(0, 0, 0, dtSource.Columns.Count - 1));
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sheet.AddMergedRegion(new NPOI.SS.Util.CellRangeAddress(0, 0, 0, dtSource.Columns.Count - 1));
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}
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#endregion
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#region 列头及样式
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{
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//HSSFRow headerRow = sheet.CreateRow(1);
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IRow headerRow = sheet.CreateRow(1);
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ICellStyle headStyle = workbook.CreateCellStyle();
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headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
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IFont font = workbook.CreateFont();
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font.FontHeightInPoints = 10;
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font.Boldweight = 700;
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headStyle.SetFont(font);
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for (int i = 0; i < oldColumnNames.Length; i++)
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{
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headerRow.CreateCell(i).SetCellValue(newColumnNames[i]);
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headerRow.GetCell(i).CellStyle = headStyle;
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//设置列宽
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sheet.SetColumnWidth(i, (arrColWidth[i] + 1) * 256);
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}
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/*
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foreach (DataColumn column in dtSource.Columns)
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{
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headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
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headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
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//设置列宽
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sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
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}
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* */
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}
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#endregion
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rowIndex = 2;
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}
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#endregion
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#region 填充内容
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IRow dataRow = sheet.CreateRow(rowIndex);
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//foreach (DataColumn column in dtSource.Columns)
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for (int i = 0; i < oldColumnNames.Length; i++)
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{
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ICell newCell = dataRow.CreateCell(i);
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string drValue = row[oldColumnNames[i]].ToString();
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switch (dtSource.Columns[oldColumnNames[i]].DataType.ToString())
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{
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case "System.String"://字符串类型
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newCell.SetCellValue(drValue);
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break;
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case "System.DateTime"://日期类型
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DateTime dateV;
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DateTime.TryParse(drValue, out dateV);
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newCell.SetCellValue(dateV);
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newCell.CellStyle = dateStyle;//格式化显示
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break;
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case "System.Boolean"://布尔型
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bool boolV = false;
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bool.TryParse(drValue, out boolV);
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newCell.SetCellValue(boolV);
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break;
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case "System.Int16"://整型
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case "System.Int32":
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case "System.Int64":
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case "System.Byte":
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int intV = 0;
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int.TryParse(drValue, out intV);
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newCell.SetCellValue(intV);
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break;
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case "System.Decimal"://浮点型
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case "System.Double":
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double doubV = 0;
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double.TryParse(drValue, out doubV);
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newCell.SetCellValue(doubV);
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break;
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case "System.DBNull"://空值处理
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newCell.SetCellValue("");
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break;
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default:
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newCell.SetCellValue("");
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break;
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}
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}
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#endregion
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rowIndex++;
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}
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using (MemoryStream ms = new MemoryStream())
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{
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workbook.Write(ms);
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ms.Flush();
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ms.Position = 0;
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//sheet.Dispose();
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sheet = null;
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workbook = null;
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//workbook.Dispose();//一般只用写这一个就OK了，他会遍历并释放所有资源，但当前版本有问题所以只释放sheet
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return ms;
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}
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}
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/// <summary>
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/// 从表格中读取数据到Excel
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/// </summary>
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/// <param name="GridControlPub">需要导出的表格</param>
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/// <returns></returns>
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public static int ExportGrid(DevExpress.XtraGrid.GridControl GridControlPub)
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{
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SaveFileDialog saveFileDialog = new SaveFileDialog();
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saveFileDialog.Title = "导出Excel";
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saveFileDialog.Filter = "Excel文件(*.xls)|*.xls|Excel2007|*.xlsx|PDF文件|*.PDF|RTF文件|*.RTF|HTML文件|*.html";
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DialogResult dialogResult = saveFileDialog.ShowDialog();
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if (dialogResult == DialogResult.OK)
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{
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DevExpress.XtraPrinting.XlsExportOptions options = new DevExpress.XtraPrinting.XlsExportOptions();
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if (saveFileDialog.FilterIndex == 1)
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{
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GridControlPub.ExportToXls(saveFileDialog.FileName);
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}
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if (saveFileDialog.FilterIndex == 2)
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{
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GridControlPub.ExportToXlsx(saveFileDialog.FileName);
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}
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if (saveFileDialog.FilterIndex == 3)
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{
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GridControlPub.ExportToPdf(saveFileDialog.FileName);
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}
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if (saveFileDialog.FilterIndex == 4)
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{
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GridControlPub.ExportToRtf(saveFileDialog.FileName);
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}
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if (saveFileDialog.FilterIndex == 5)
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{
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GridControlPub.ExportToHtml(saveFileDialog.FileName);
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}
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DevExpress.XtraEditors.XtraMessageBox.Show("保存成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
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}
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return 1;
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}
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/// <summary>
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/// WEB导出DataTable到Excel
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/// </summary>
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/// <param name="dtSource">源DataTable</param>
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/// <param name="strHeaderText">表头文本</param>
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/// <param name="strFileName">文件名</param>
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/// <Author>柳永法 http://www.yongfa365.com/ 2010-5-8 22:21:41</Author>
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public static void ExportByWeb(DataTable dtSource, string strHeaderText, string strFileName)
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{
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ExportByWeb(dtSource, strHeaderText, strFileName, "sheet");
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}
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/// <summary>
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/// WEB导出DataTable到Excel
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/// </summary>
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/// <param name="dtSource">源DataTable</param>
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/// <param name="strHeaderText">表头文本</param>
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/// <param name="strFileName">输出文件名，包含扩展名</param>
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/// <param name="oldColumnNames">要导出的DataTable列数组</param>
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/// <param name="newColumnNames">导出后的对应列名</param>
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public static void ExportByWeb(DataTable dtSource, string strHeaderText, string strFileName, string[] oldColumnNames, string[] newColumnNames)
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{
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ExportByWeb(dtSource, strHeaderText, strFileName, "sheet", oldColumnNames, newColumnNames);
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}
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/// <summary>
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/// WEB导出DataTable到Excel
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/// </summary>
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/// <param name="dtSource">源DataTable</param>
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/// <param name="strHeaderText">表头文本</param>
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/// <param name="strFileName">输出文件名</param>
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/// <param name="strSheetName">工作表名称</param>
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public static void ExportByWeb(DataTable dtSource, string strHeaderText, string strFileName, string strSheetName)
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{
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HttpContext curContext = HttpContext.Current;
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// 设置编码和附件格式
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curContext.Response.ContentType = "application/vnd.ms-excel";
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curContext.Response.ContentEncoding = Encoding.UTF8;
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curContext.Response.Charset = "";
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curContext.Response.AppendHeader("Content-Disposition",
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"attachment;filename=" + HttpUtility.UrlEncode(strFileName, Encoding.UTF8));
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//生成列
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string columns = "";
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for (int i = 0; i < dtSource.Columns.Count; i++)
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{
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if (i > 0)
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{
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columns += ",";
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}
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columns += dtSource.Columns[i].ColumnName;
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}
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curContext.Response.BinaryWrite(Export(dtSource, strHeaderText, strSheetName, columns.Split(','), columns.Split(',')).GetBuffer());
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curContext.Response.End();
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}
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/// <summary>
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/// 导出DataTable到Excel
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/// </summary>
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/// <param name="dtSource">要导出的DataTable</param>
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/// <param name="strHeaderText">标题文字</param>
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/// <param name="strFileName">文件名，包含扩展名</param>
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/// <param name="strSheetName">工作表名</param>
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/// <param name="oldColumnNames">要导出的DataTable列数组</param>
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/// <param name="newColumnNames">导出后的对应列名</param>
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public static void ExportByWeb(DataTable dtSource, string strHeaderText, string strFileName, string strSheetName, string[] oldColumnNames, string[] newColumnNames)
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{
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HttpContext curContext = HttpContext.Current;
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// 设置编码和附件格式
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curContext.Response.ContentType = "application/vnd.ms-excel";
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curContext.Response.ContentEncoding = Encoding.UTF8;
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curContext.Response.Charset = "";
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curContext.Response.AppendHeader("Content-Disposition",
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"attachment;filename=" + HttpUtility.UrlEncode(strFileName, Encoding.UTF8));
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curContext.Response.BinaryWrite(Export(dtSource, strHeaderText, strSheetName, oldColumnNames, newColumnNames).GetBuffer());
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curContext.Response.End();
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}
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/// <summary>读取excel
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/// 默认第一行为表头，导入第一个工作表
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/// </summary>
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/// <param name="strFileName">excel文档路径</param>
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/// <returns></returns>
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public static DataTable Import(string strFileName)
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{
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DataTable dt = new DataTable();
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HSSFWorkbook hssfworkbook;
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using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
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{
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hssfworkbook = new HSSFWorkbook(file);
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}
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ISheet sheet = hssfworkbook.GetSheetAt(0);
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System.Collections.IEnumerator rows = sheet.GetRowEnumerator();
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IRow headerRow = sheet.GetRow(0);
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int cellCount = headerRow.LastCellNum;
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for (int j = 0; j < cellCount; j++)
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{
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ICell cell = headerRow.GetCell(j);
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dt.Columns.Add(cell.ToString());
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}
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for (int i = (sheet.FirstRowNum + 1); i <= sheet.LastRowNum; i++)
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{
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IRow row = sheet.GetRow(i);
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DataRow dataRow = dt.NewRow();
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for (int j = row.FirstCellNum; j < cellCount; j++)
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{
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if (row.GetCell(j) != null)
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{
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if (row.GetCell(j).CellType == CellType.Numeric)
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dataRow[j] = row.GetCell(j).NumericCellValue;
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else
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dataRow[j] = row.GetCell(j).ToString();
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}
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}
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dt.Rows.Add(dataRow);
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}
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return dt;
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}
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public static void Import(string strFileName, DataTable dtDest)
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{
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if (dtDest == null)
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{
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dtDest = new DataTable();
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}
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int existColCount = dtDest.Columns.Count;
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HSSFWorkbook hssfworkbook;
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using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
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{
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hssfworkbook = new HSSFWorkbook(file);
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}
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ISheet sheet = hssfworkbook.GetSheetAt(0);
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System.Collections.IEnumerator rows = sheet.GetRowEnumerator();
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IRow headerRow = sheet.GetRow(0);
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int cellCount = headerRow.LastCellNum;
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for (int j = 0; j < cellCount; j++)
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{
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ICell cell = headerRow.GetCell(j);
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dtDest.Columns.Add(cell.ToString());
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}
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for (int i = (sheet.FirstRowNum + 1); i <= sheet.LastRowNum; i++)
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{
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IRow row = sheet.GetRow(i);
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DataRow dataRow = dtDest.NewRow();
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for (int j = row.FirstCellNum; j < cellCount; j++)
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{
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if (row.GetCell(j) != null)
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{
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if (row.GetCell(j).CellType == CellType.Numeric)
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dataRow[j + existColCount] = row.GetCell(j).NumericCellValue;
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else
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dataRow[j + existColCount] = row.GetCell(j).ToString();
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}
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}
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dtDest.Rows.Add(dataRow);
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}
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}
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/// <summary>
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/// 从Excel中获取数据到DataTable
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/// </summary>
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/// <param name="strFileName">Excel文件全路径</param>
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/// <param name="table">要保存的实体表名</param>
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/// <param name="apply">是否需要提交到数据库</param>
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|
/// <param name="grid">需要导入的表格</param>
|
|
/// <returns></returns>
|
|
public static DataTable ImportToGrid(string strFileName, string table, bool apply, GridControl grid)
|
|
{
|
|
|
|
DataTable dtDest = (DataTable)grid.DataSource;
|
|
GridView gridV = (GridView)grid.FocusedView;
|
|
string fields = "";
|
|
if (dtDest == null)
|
|
{
|
|
dtDest = new DataTable();
|
|
foreach (GridColumn gc in gridV.Columns)
|
|
{
|
|
if (gc.FieldName.Trim() != "")
|
|
{
|
|
fields = fields + gc.FieldName + ",";
|
|
dtDest.Columns.Add(gc.FieldName);
|
|
}
|
|
}
|
|
fields = fields.Substring(0, fields.Length - 1);
|
|
}
|
|
DataTable dtSource = Import(strFileName);
|
|
if (dtSource.Rows.Count < 1)
|
|
{
|
|
MessageBox.Show("指定文件没有数据可导入", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
|
|
return dtDest;
|
|
}
|
|
|
|
foreach (DataRow dr in dtSource.Rows)
|
|
{
|
|
DataRow dstRow = dtDest.NewRow();
|
|
foreach (GridColumn gc in gridV.Columns)
|
|
{
|
|
try
|
|
{
|
|
dstRow[gc.FieldName] = dr[gc.Caption];
|
|
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
}
|
|
}
|
|
|
|
dtDest.Rows.Add(dstRow);
|
|
}
|
|
//是否提交数据库
|
|
if (apply == true)
|
|
{
|
|
try
|
|
{
|
|
string sql = "select " + fields + " from " + table + " where 1<>1";
|
|
DbDataAdapter dat = SqlHelper.ExecuteAdapter(CommandType.Text, sql);
|
|
SqlCommandBuilder scb = new SqlCommandBuilder((SqlDataAdapter)dat);
|
|
DataTable datatb = new DataTable();
|
|
dat.Fill(datatb);
|
|
dat.Update(dtDest);
|
|
dtDest.AcceptChanges();
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
MessageBox.Show("数据提交错误：\n" + ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
|
}
|
|
|
|
}
|
|
grid.DataSource = dtDest;
|
|
return dtDest;
|
|
}
|
|
/// <summary>
|
|
/// 从Excel中获取数据到DataTable
|
|
/// </summary>
|
|
/// <param name="strFileName">Excel文件全路径(服务器路径)</param>
|
|
/// <param name="SheetName">要获取数据的工作表名称</param>
|
|
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
|
|
/// <returns></returns>
|
|
public static DataTable RenderDataTableFromExcel(string strFileName, string SheetName, int HeaderRowIndex)
|
|
{
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
{
|
|
IWorkbook workbook = new HSSFWorkbook(file);
|
|
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 从Excel中获取数据到DataTable
|
|
/// </summary>
|
|
/// <param name="strFileName">Excel文件全路径(服务器路径)</param>
|
|
/// <param name="SheetIndex">要获取数据的工作表序号(从0开始)</param>
|
|
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
|
|
/// <returns></returns>
|
|
public static DataTable RenderDataTableFromExcel(string strFileName, int SheetIndex, int HeaderRowIndex)
|
|
{
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
{
|
|
IWorkbook workbook = new HSSFWorkbook(file);
|
|
string SheetName = workbook.GetSheetName(SheetIndex);
|
|
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 从Excel中获取数据到DataTable
|
|
/// </summary>
|
|
/// <param name="ExcelFileStream">Excel文件流</param>
|
|
/// <param name="SheetName">要获取数据的工作表名称</param>
|
|
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
|
|
/// <returns></returns>
|
|
public static DataTable RenderDataTableFromExcel(Stream ExcelFileStream, string SheetName, int HeaderRowIndex)
|
|
{
|
|
IWorkbook workbook = new HSSFWorkbook(ExcelFileStream);
|
|
ExcelFileStream.Close();
|
|
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
|
|
}
|
|
|
|
/// <summary>
|
|
/// 从Excel中获取数据到DataTable
|
|
/// </summary>
|
|
/// <param name="ExcelFileStream">Excel文件流</param>
|
|
/// <param name="SheetIndex">要获取数据的工作表序号(从0开始)</param>
|
|
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
|
|
/// <returns></returns>
|
|
public static DataTable RenderDataTableFromExcel(Stream ExcelFileStream, int SheetIndex, int HeaderRowIndex)
|
|
{
|
|
IWorkbook workbook = new HSSFWorkbook(ExcelFileStream);
|
|
ExcelFileStream.Close();
|
|
string SheetName = workbook.GetSheetName(SheetIndex);
|
|
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
|
|
}
|
|
|
|
/// <summary>
|
|
/// 从Excel中获取数据到DataTable
|
|
/// </summary>
|
|
/// <param name="workbook">要处理的工作薄</param>
|
|
/// <param name="SheetName">要获取数据的工作表名称</param>
|
|
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
|
|
/// <returns></returns>
|
|
public static DataTable RenderDataTableFromExcel(IWorkbook workbook, string SheetName, int HeaderRowIndex)
|
|
{
|
|
ISheet sheet = workbook.GetSheet(SheetName);
|
|
DataTable table = new DataTable();
|
|
try
|
|
{
|
|
IRow headerRow = sheet.GetRow(HeaderRowIndex);
|
|
int cellCount = headerRow.LastCellNum;
|
|
|
|
for (int i = headerRow.FirstCellNum; i < cellCount; i++)
|
|
{
|
|
DataColumn column = new DataColumn(headerRow.GetCell(i).StringCellValue);
|
|
table.Columns.Add(column);
|
|
}
|
|
|
|
int rowCount = sheet.LastRowNum;
|
|
|
|
#region 循环各行各列,写入数据到DataTable
|
|
for (int i = (sheet.FirstRowNum + 1); i < sheet.LastRowNum; i++)
|
|
{
|
|
IRow row = sheet.GetRow(i);
|
|
DataRow dataRow = table.NewRow();
|
|
for (int j = row.FirstCellNum; j < cellCount; j++)
|
|
{
|
|
ICell cell = row.GetCell(j);
|
|
if (cell == null)
|
|
{
|
|
dataRow[j] = null;
|
|
}
|
|
else
|
|
{
|
|
//dataRow[j] = cell.ToString();
|
|
switch (cell.CellType)
|
|
{
|
|
case CellType.Blank:
|
|
dataRow[j] = null;
|
|
break;
|
|
case CellType.Boolean:
|
|
dataRow[j] = cell.BooleanCellValue;
|
|
break;
|
|
case CellType.Numeric:
|
|
dataRow[j] = cell.ToString();
|
|
break;
|
|
case CellType.String:
|
|
dataRow[j] = cell.StringCellValue;
|
|
break;
|
|
case CellType.Error:
|
|
dataRow[j] = cell.ErrorCellValue;
|
|
break;
|
|
case CellType.Formula:
|
|
default:
|
|
dataRow[j] = "=" + cell.CellFormula;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
table.Rows.Add(dataRow);
|
|
//dataRow[j] = row.GetCell(j).ToString();
|
|
}
|
|
#endregion
|
|
}
|
|
catch (System.Exception ex)
|
|
{
|
|
table.Clear();
|
|
table.Columns.Clear();
|
|
table.Columns.Add("出错了");
|
|
DataRow dr = table.NewRow();
|
|
dr[0] = ex.Message;
|
|
table.Rows.Add(dr);
|
|
return table;
|
|
}
|
|
finally
|
|
{
|
|
//sheet.Dispose();
|
|
workbook = null;
|
|
sheet = null;
|
|
}
|
|
#region 清除最后的空行
|
|
for (int i = table.Rows.Count - 1; i > 0; i--)
|
|
{
|
|
bool isnull = true;
|
|
for (int j = 0; j < table.Columns.Count; j++)
|
|
{
|
|
if (table.Rows[i][j] != null)
|
|
{
|
|
if (table.Rows[i][j].ToString() != "")
|
|
{
|
|
isnull = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (isnull)
|
|
{
|
|
table.Rows[i].Delete();
|
|
}
|
|
}
|
|
#endregion
|
|
return table;
|
|
}
|
|
|
|
#region 导出Excel
|
|
/// <summary>
|
|
/// 导出Excel
|
|
/// </summary>
|
|
/// <param name="GridControlPub"></param>
|
|
/// <returns></returns>
|
|
public static int SaveXls(DevExpress.XtraGrid.GridControl GridControlPub)
|
|
{
|
|
SaveFileDialog saveFileDialog = new SaveFileDialog();
|
|
saveFileDialog.Title = "导出Excel";
|
|
saveFileDialog.Filter = "Excel文件(*.xls)|*.xls|Excel2007|*.xlsx|PDF文件|*.PDF|RTF文件|*.RTF|HTML文件|*.html";
|
|
DialogResult dialogResult = saveFileDialog.ShowDialog();
|
|
if (dialogResult == DialogResult.OK)
|
|
{
|
|
DevExpress.XtraPrinting.XlsExportOptions options = new DevExpress.XtraPrinting.XlsExportOptions();
|
|
if (saveFileDialog.FilterIndex == 1)
|
|
{
|
|
GridControlPub.ExportToXls(saveFileDialog.FileName);
|
|
}
|
|
if (saveFileDialog.FilterIndex == 2)
|
|
{
|
|
GridControlPub.ExportToXlsx(saveFileDialog.FileName);
|
|
}
|
|
if (saveFileDialog.FilterIndex == 3)
|
|
{
|
|
GridControlPub.ExportToPdf(saveFileDialog.FileName);
|
|
}
|
|
if (saveFileDialog.FilterIndex == 4)
|
|
{
|
|
GridControlPub.ExportToRtf(saveFileDialog.FileName);
|
|
}
|
|
if (saveFileDialog.FilterIndex == 5)
|
|
{
|
|
GridControlPub.ExportToHtml(saveFileDialog.FileName);
|
|
}
|
|
XtraMessageBox.Show("保存成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
|
|
}
|
|
return 1;
|
|
}
|
|
#endregion
|
|
}
|
|
}
|