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using NPOI.HPSF;
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using NPOI.HSSF.UserModel;
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using NPOI.HSSF.Util;
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using NPOI.SS.Formula.Eval;
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using NPOI.SS.UserModel;
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using NPOI.SS.Util;
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using NPOI.XSSF.UserModel;
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using System;
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using System.Collections;
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using System.Collections.Generic;
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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.Text.RegularExpressions;
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using System.Web;
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namespace FactorySystemCommon
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{
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public class NPOIHelper
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{
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//private static WriteLog wl = new WriteLog();
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#region 从datatable中将数据导出到excel
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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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static MemoryStream ExportDT(DataTable dtSource, string strHeaderText)
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{
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HSSFWorkbook workbook = new HSSFWorkbook();
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HSSFSheet sheet = workbook.CreateSheet() as HSSFSheet;
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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 = "http://www.yongfa365.com/";
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// workbook.DocumentSummaryInformation = dsi;
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// SummaryInformation si = PropertySetFactory.CreateSummaryInformation();
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// si.Author = "柳永法"; //填加xls文件作者信息
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// si.ApplicationName = "NPOI测试程序"; //填加xls文件创建程序信息
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// si.LastAuthor = "柳永法2"; //填加xls文件最后保存者信息
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// si.Comments = "说明信息"; //填加xls文件作者信息
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// si.Title = "NPOI测试"; //填加xls文件标题信息
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// si.Subject = "NPOI测试Demo"; //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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HSSFCellStyle dateStyle = workbook.CreateCellStyle() as HSSFCellStyle;
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HSSFDataFormat format = workbook.CreateDataFormat() as HSSFDataFormat;
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dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
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//取得列宽
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int[] arrColWidth = new int[dtSource.Columns.Count];
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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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for (int i = 0; i < dtSource.Rows.Count; i++)
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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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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() as HSSFSheet;
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}
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#region 表头及样式
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{
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HSSFRow headerRow = sheet.CreateRow(0) as HSSFRow;
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headerRow.HeightInPoints = 25;
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headerRow.CreateCell(0).SetCellValue(strHeaderText);
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HSSFCellStyle headStyle = workbook.CreateCellStyle() as HSSFCellStyle;
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headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
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HSSFFont font = workbook.CreateFont() as HSSFFont;
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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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//headerRow.Dispose();
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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) as HSSFRow;
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HSSFCellStyle headStyle = workbook.CreateCellStyle() as HSSFCellStyle;
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headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
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HSSFFont font = workbook.CreateFont() as HSSFFont;
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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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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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//headerRow.Dispose();
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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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HSSFRow dataRow = sheet.CreateRow(rowIndex) as HSSFRow;
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foreach (DataColumn column in dtSource.Columns)
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{
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HSSFCell newCell = dataRow.CreateCell(column.Ordinal) as HSSFCell;
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string drValue = row[column].ToString();
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switch (column.DataType.ToString())
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{
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case "System.String": //字符串类型
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double result;
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if (isNumeric(drValue, out result))
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{
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double.TryParse(drValue, out result);
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newCell.SetCellValue(result);
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break;
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}
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else
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{
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newCell.SetCellValue(drValue);
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break;
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}
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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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//workbook.Dispose();
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return ms;
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}
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}
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/// <summary>
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/// 从datatable中将数据导出到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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static void ExportDT2(DataTable dtSource, string strHeaderText, FileStream fs)
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{
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XSSFWorkbook workbook = new XSSFWorkbook();
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XSSFSheet sheet = workbook.CreateSheet() as XSSFSheet;
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//取得列宽
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int[] arrColWidth = new int[dtSource.Columns.Count];
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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() + "添加").Length;
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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 < 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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int rowIndex = 0;
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XSSFFont rowFont = workbook.CreateFont() as XSSFFont;
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XSSFCellStyle rowStyle = workbook.CreateCellStyle() as XSSFCellStyle;
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rowFont.FontHeightInPoints = 10;
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rowFont.FontName = "微软雅黑";
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rowStyle.Alignment = HorizontalAlignment.Center;//水平
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rowStyle.VerticalAlignment = VerticalAlignment.Center;//垂直
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rowStyle.BorderTop = rowStyle.BorderLeft = rowStyle.BorderRight = rowStyle.BorderBottom = BorderStyle.Thin;
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rowStyle.SetFont(rowFont);
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rowStyle.FillPattern = FillPattern.SolidForeground;
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rowStyle.FillForegroundColor = HSSFColor.White.Index;
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short colorIndex = HSSFColor.White.Index;
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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 == 0)
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{
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#region 列头及样式
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{
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XSSFRow headerRow = sheet.CreateRow(0) as XSSFRow;
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XSSFCellStyle headStyle = workbook.CreateCellStyle() as XSSFCellStyle;
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headStyle.Alignment = HorizontalAlignment.Center;//水平
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headStyle.VerticalAlignment = VerticalAlignment.Center;//垂直
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XSSFFont font = workbook.CreateFont() as XSSFFont;
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font.FontHeightInPoints = 10;
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headerRow.HeightInPoints = 26;
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font.Boldweight = 700;
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headStyle.SetFont(font);
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headStyle.BorderTop = headStyle.BorderLeft = headStyle.BorderRight = headStyle.BorderBottom = BorderStyle.Thin;
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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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|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
rowIndex = 1;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
#region 填充内容
|
|
|
|
|
|
if (row[dtSource.Columns[0]].ToString().Equals("[换色]"))
|
|
|
|
|
|
{
|
|
|
|
|
|
rowFont = workbook.CreateFont() as XSSFFont;
|
|
|
|
|
|
rowStyle = workbook.CreateCellStyle() as XSSFCellStyle;
|
|
|
|
|
|
rowFont.FontHeightInPoints = 10;
|
|
|
|
|
|
rowFont.FontName = "微软雅黑";
|
|
|
|
|
|
rowStyle.Alignment = HorizontalAlignment.Center;//水平
|
|
|
|
|
|
rowStyle.VerticalAlignment = VerticalAlignment.Center;//垂直
|
|
|
|
|
|
rowStyle.BorderTop = rowStyle.BorderLeft = rowStyle.BorderRight = rowStyle.BorderBottom = BorderStyle.Thin;
|
|
|
|
|
|
rowStyle.SetFont(rowFont);
|
|
|
|
|
|
rowStyle.FillPattern = FillPattern.SolidForeground;
|
|
|
|
|
|
rowStyle.FillForegroundColor = colorIndex = colorIndex == HSSFColor.Grey25Percent.Index ? HSSFColor.White.Index : HSSFColor.Grey25Percent.Index;
|
|
|
|
|
|
continue;
|
|
|
|
|
|
}
|
|
|
|
|
|
XSSFRow dataRow = sheet.CreateRow(rowIndex) as XSSFRow;
|
|
|
|
|
|
dataRow.HeightInPoints = 24;
|
|
|
|
|
|
foreach (DataColumn column in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
XSSFCell newCell = dataRow.CreateCell(column.Ordinal) as XSSFCell;
|
|
|
|
|
|
|
|
|
|
|
|
string drValue = row[column].ToString();
|
|
|
|
|
|
|
|
|
|
|
|
switch (column.DataType.ToString())
|
|
|
|
|
|
{
|
|
|
|
|
|
case "System.String": //字符串类型
|
|
|
|
|
|
newCell.SetCellValue(drValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.DateTime": //日期类型
|
|
|
|
|
|
DateTime dateV;
|
|
|
|
|
|
DateTime.TryParse(drValue, out dateV);
|
|
|
|
|
|
newCell.SetCellValue(dateV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Boolean": //布尔型
|
|
|
|
|
|
bool boolV = false;
|
|
|
|
|
|
bool.TryParse(drValue, out boolV);
|
|
|
|
|
|
newCell.SetCellValue(boolV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Int16": //整型
|
|
|
|
|
|
case "System.Int32":
|
|
|
|
|
|
case "System.Int64":
|
|
|
|
|
|
case "System.Byte":
|
|
|
|
|
|
int intV = 0;
|
|
|
|
|
|
int.TryParse(drValue, out intV);
|
|
|
|
|
|
newCell.SetCellValue(intV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Decimal": //浮点型
|
|
|
|
|
|
case "System.Double":
|
|
|
|
|
|
double doubV = 0;
|
|
|
|
|
|
double.TryParse(drValue, out doubV);
|
|
|
|
|
|
newCell.SetCellValue(doubV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.DBNull": //空值处理
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
newCell.CellStyle = rowStyle;
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
rowIndex++;
|
|
|
|
|
|
}
|
|
|
|
|
|
workbook.Write(fs);
|
|
|
|
|
|
fs.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// DataTable导出到Excel的MemoryStream
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="dtSource">源DataTable</param>
|
|
|
|
|
|
/// <param name="strHeaderText">表头文本</param>
|
|
|
|
|
|
static void ExportDTI(DataTable dtSource, string strHeaderText, FileStream fs)
|
|
|
|
|
|
{
|
|
|
|
|
|
XSSFWorkbook workbook = new XSSFWorkbook();
|
|
|
|
|
|
XSSFSheet sheet = workbook.CreateSheet() as XSSFSheet;
|
|
|
|
|
|
|
|
|
|
|
|
#region 右击文件 属性信息
|
|
|
|
|
|
|
|
|
|
|
|
//{
|
|
|
|
|
|
// DocumentSummaryInformation dsi = PropertySetFactory.CreateDocumentSummaryInformation();
|
|
|
|
|
|
// dsi.Company = "http://www.yongfa365.com/";
|
|
|
|
|
|
// workbook.DocumentSummaryInformation = dsi;
|
|
|
|
|
|
|
|
|
|
|
|
// SummaryInformation si = PropertySetFactory.CreateSummaryInformation();
|
|
|
|
|
|
// si.Author = "柳永法"; //填加xls文件作者信息
|
|
|
|
|
|
// si.ApplicationName = "NPOI测试程序"; //填加xls文件创建程序信息
|
|
|
|
|
|
// si.LastAuthor = "柳永法2"; //填加xls文件最后保存者信息
|
|
|
|
|
|
// si.Comments = "说明信息"; //填加xls文件作者信息
|
|
|
|
|
|
// si.Title = "NPOI测试"; //填加xls文件标题信息
|
|
|
|
|
|
// si.Subject = "NPOI测试Demo"; //填加文件主题信息
|
|
|
|
|
|
// si.CreateDateTime = DateTime.Now;
|
|
|
|
|
|
// workbook.SummaryInformation = si;
|
|
|
|
|
|
//}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
XSSFCellStyle dateStyle = workbook.CreateCellStyle() as XSSFCellStyle;
|
|
|
|
|
|
XSSFDataFormat format = workbook.CreateDataFormat() as XSSFDataFormat;
|
|
|
|
|
|
dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
|
|
|
|
|
|
|
|
|
|
|
|
//取得列宽
|
|
|
|
|
|
int[] arrColWidth = new int[dtSource.Columns.Count];
|
|
|
|
|
|
foreach (DataColumn item in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
|
|
|
|
|
|
}
|
|
|
|
|
|
for (int i = 0; i < dtSource.Rows.Count; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
for (int j = 0; j < dtSource.Columns.Count; j++)
|
|
|
|
|
|
{
|
|
|
|
|
|
int intTemp = Encoding.GetEncoding(936).GetBytes(dtSource.Rows[i][j].ToString()).Length;
|
|
|
|
|
|
if (intTemp > arrColWidth[j])
|
|
|
|
|
|
{
|
|
|
|
|
|
arrColWidth[j] = intTemp;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
int rowIndex = 0;
|
|
|
|
|
|
|
|
|
|
|
|
foreach (DataRow row in dtSource.Rows)
|
|
|
|
|
|
{
|
|
|
|
|
|
#region 新建表，填充表头，填充列头，样式
|
|
|
|
|
|
|
|
|
|
|
|
if (rowIndex == 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
#region 表头及样式
|
|
|
|
|
|
//{
|
|
|
|
|
|
// XSSFRow headerRow = sheet.CreateRow(0) as XSSFRow;
|
|
|
|
|
|
// headerRow.HeightInPoints = 25;
|
|
|
|
|
|
// headerRow.CreateCell(0).SetCellValue(strHeaderText);
|
|
|
|
|
|
|
|
|
|
|
|
// XSSFCellStyle headStyle = workbook.CreateCellStyle() as XSSFCellStyle;
|
|
|
|
|
|
// headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
|
|
|
|
|
|
// XSSFFont font = workbook.CreateFont() as XSSFFont;
|
|
|
|
|
|
// font.FontHeightInPoints = 20;
|
|
|
|
|
|
// font.Boldweight = 700;
|
|
|
|
|
|
// headStyle.SetFont(font);
|
|
|
|
|
|
|
|
|
|
|
|
// headerRow.GetCell(0).CellStyle = headStyle;
|
|
|
|
|
|
|
|
|
|
|
|
// //sheet.AddMergedRegion(new Region(0, 0, 0, dtSource.Columns.Count - 1));
|
|
|
|
|
|
// //headerRow.Dispose();
|
|
|
|
|
|
//}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#region 列头及样式
|
|
|
|
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
XSSFRow headerRow = sheet.CreateRow(0) as XSSFRow;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
XSSFCellStyle headStyle = workbook.CreateCellStyle() as XSSFCellStyle;
|
|
|
|
|
|
headStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
|
|
|
|
|
|
XSSFFont font = workbook.CreateFont() as XSSFFont;
|
|
|
|
|
|
font.FontHeightInPoints = 10;
|
|
|
|
|
|
font.Boldweight = 700;
|
|
|
|
|
|
headStyle.SetFont(font);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
foreach (DataColumn column in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
|
|
|
|
|
|
headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
|
|
|
|
|
|
|
|
|
|
|
|
//设置列宽
|
|
|
|
|
|
sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
//headerRow.Dispose();
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
rowIndex = 1;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
#region 填充内容
|
|
|
|
|
|
|
|
|
|
|
|
XSSFRow dataRow = sheet.CreateRow(rowIndex) as XSSFRow;
|
|
|
|
|
|
foreach (DataColumn column in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
XSSFCell newCell = dataRow.CreateCell(column.Ordinal) as XSSFCell;
|
|
|
|
|
|
|
|
|
|
|
|
string drValue = row[column].ToString();
|
|
|
|
|
|
|
|
|
|
|
|
switch (column.DataType.ToString())
|
|
|
|
|
|
{
|
|
|
|
|
|
case "System.String": //字符串类型
|
|
|
|
|
|
double result;
|
|
|
|
|
|
if (isNumeric(drValue, out result))
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
double.TryParse(drValue, out result);
|
|
|
|
|
|
newCell.SetCellValue(result);
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
newCell.SetCellValue(drValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
case "System.DateTime": //日期类型
|
|
|
|
|
|
DateTime dateV;
|
|
|
|
|
|
DateTime.TryParse(drValue, out dateV);
|
|
|
|
|
|
newCell.SetCellValue(dateV);
|
|
|
|
|
|
|
|
|
|
|
|
newCell.CellStyle = dateStyle; //格式化显示
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Boolean": //布尔型
|
|
|
|
|
|
bool boolV = false;
|
|
|
|
|
|
bool.TryParse(drValue, out boolV);
|
|
|
|
|
|
newCell.SetCellValue(boolV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Int16": //整型
|
|
|
|
|
|
case "System.Int32":
|
|
|
|
|
|
case "System.Int64":
|
|
|
|
|
|
case "System.Byte":
|
|
|
|
|
|
int intV = 0;
|
|
|
|
|
|
int.TryParse(drValue, out intV);
|
|
|
|
|
|
newCell.SetCellValue(intV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Decimal": //浮点型
|
|
|
|
|
|
case "System.Double":
|
|
|
|
|
|
double doubV = 0;
|
|
|
|
|
|
double.TryParse(drValue, out doubV);
|
|
|
|
|
|
newCell.SetCellValue(doubV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.DBNull": //空值处理
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
rowIndex++;
|
|
|
|
|
|
}
|
|
|
|
|
|
workbook.Write(fs);
|
|
|
|
|
|
fs.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// DataTable导出到Excel文件
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="dtSource">源DataTable</param>
|
|
|
|
|
|
/// <param name="strHeaderText">表头文本</param>
|
|
|
|
|
|
/// <param name="strFileName">保存位置</param>
|
|
|
|
|
|
public static void ExportDTtoExcel(DataTable dtSource, string strHeaderText, string strFileName)
|
|
|
|
|
|
{
|
|
|
|
|
|
string[] temp = strFileName.Split('.');
|
|
|
|
|
|
|
|
|
|
|
|
if (temp[temp.Length - 1] == "xls" && dtSource.Columns.Count < 256 && dtSource.Rows.Count < 65536)
|
|
|
|
|
|
{
|
|
|
|
|
|
using (MemoryStream ms = ExportDT(dtSource, strHeaderText))
|
|
|
|
|
|
{
|
|
|
|
|
|
using (FileStream fs = new FileStream(strFileName, FileMode.Create, FileAccess.Write))
|
|
|
|
|
|
{
|
|
|
|
|
|
byte[] data = ms.ToArray();
|
|
|
|
|
|
fs.Write(data, 0, data.Length);
|
|
|
|
|
|
fs.Flush();
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
if (temp[temp.Length - 1] == "xls")
|
|
|
|
|
|
strFileName = strFileName + "x";
|
|
|
|
|
|
|
|
|
|
|
|
using (FileStream fs = new FileStream(strFileName, FileMode.Create, FileAccess.Write))
|
|
|
|
|
|
{
|
|
|
|
|
|
ExportDT2(dtSource, strHeaderText, fs);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
#region 从excel中将数据导出到datatable
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取excel 默认第一行为标头
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="strFileName">excel文档路径</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(string strFileName)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(file);
|
|
|
|
|
|
}
|
|
|
|
|
|
ISheet sheet = wb.GetSheetAt(0);
|
|
|
|
|
|
DataTable dt = ImportDt(sheet, 0, true);
|
|
|
|
|
|
return dt;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取Excel流到DataTable
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="stream">Excel流</param>
|
|
|
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|
|
/// <returns>第一个sheet中的数据</returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(Stream stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
DataTable dt = new DataTable();
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(stream);
|
|
|
|
|
|
}
|
|
|
|
|
|
ISheet sheet = wb.GetSheetAt(0);
|
|
|
|
|
|
dt = ImportDt(sheet, 0, true);
|
|
|
|
|
|
return dt;
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception)
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
throw;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取Excel流到DataTable
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="stream">Excel流</param>
|
|
|
|
|
|
/// <param name="sheetName">表单名</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns>指定sheet中的数据</returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(Stream stream, string sheetName, int HeaderRowIndex)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
DataTable dt = new DataTable();
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(stream);
|
|
|
|
|
|
}
|
|
|
|
|
|
ISheet sheet = wb.GetSheet(sheetName);
|
|
|
|
|
|
dt = ImportDt(sheet, HeaderRowIndex, true);
|
|
|
|
|
|
return dt;
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception)
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
throw;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取Excel流到DataSet
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="stream">Excel流</param>
|
|
|
|
|
|
/// <returns>Excel中的数据</returns>
|
|
|
|
|
|
public static DataSet ImportExceltoDs(Stream stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
DataSet ds = new DataSet();
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(stream);
|
|
|
|
|
|
}
|
|
|
|
|
|
for (int i = 0; i < wb.NumberOfSheets; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataTable dt = new DataTable();
|
|
|
|
|
|
ISheet sheet = wb.GetSheetAt(i);
|
|
|
|
|
|
dt = ImportDt(sheet, 0, true);
|
|
|
|
|
|
ds.Tables.Add(dt);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ds;
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception)
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
throw;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取Excel流到DataSet
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="stream">Excel流</param>
|
|
|
|
|
|
/// <param name="dict">字典参数，key：sheet名，value：列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns>Excel中的数据</returns>
|
|
|
|
|
|
public static DataSet ImportExceltoDs(Stream stream, Dictionary<string, int> dict)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
DataSet ds = new DataSet();
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (stream)
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(stream);
|
|
|
|
|
|
}
|
|
|
|
|
|
foreach (string key in dict.Keys)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataTable dt = new DataTable();
|
|
|
|
|
|
ISheet sheet = wb.GetSheet(key);
|
|
|
|
|
|
dt = ImportDt(sheet, dict[key], true);
|
|
|
|
|
|
ds.Tables.Add(dt);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ds;
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception)
|
|
|
|
|
|
{
|
|
|
|
|
|
throw;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取excel
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="strFileName">excel文件路径</param>
|
|
|
|
|
|
/// <param name="sheet">需要导出的sheet</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(string strFileName, string SheetName, int HeaderRowIndex)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = new HSSFWorkbook(file);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ImportDt(wb.GetSheet(SheetName), HeaderRowIndex, true);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取excel
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="strFileName">excel文件路径</param>
|
|
|
|
|
|
/// <param name="sheet">需要导出的sheet序号</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(string strFileName, int SheetIndex, int HeaderRowIndex)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(file);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ImportDt(wb.GetSheetAt(SheetIndex), HeaderRowIndex, true);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取excel
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="strFileName">excel文件路径</param>
|
|
|
|
|
|
/// <param name="sheet">需要导出的sheet</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(string strFileName, string SheetName, int HeaderRowIndex, bool needHeader)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(file);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ImportDt(wb.GetSheet(SheetName), HeaderRowIndex, needHeader);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 读取excel
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="strFileName">excel文件路径</param>
|
|
|
|
|
|
/// <param name="sheet">需要导出的sheet序号</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static DataTable ImportExceltoDt(string strFileName, int SheetIndex, int HeaderRowIndex, bool needHeader)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook wb;
|
|
|
|
|
|
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
|
|
|
|
|
|
{
|
|
|
|
|
|
wb = WorkbookFactory.Create(file);
|
|
|
|
|
|
}
|
|
|
|
|
|
return ImportDt(wb.GetSheetAt(SheetIndex), HeaderRowIndex, needHeader);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 将制定sheet中的数据导出到datatable中
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="sheet">需要导出的sheet</param>
|
|
|
|
|
|
/// <param name="HeaderRowIndex">列头所在行号，-1表示没有列头</param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
static DataTable ImportDt(ISheet sheet, int HeaderRowIndex, bool needHeader)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataTable table = new DataTable();
|
|
|
|
|
|
IRow headerRow;
|
|
|
|
|
|
int cellCount = 0;
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (HeaderRowIndex < 0 || !needHeader)
|
|
|
|
|
|
{
|
|
|
|
|
|
headerRow = sheet.GetRow(0);
|
|
|
|
|
|
cellCount = headerRow.LastCellNum;
|
|
|
|
|
|
|
|
|
|
|
|
for (int i = headerRow.FirstCellNum; i < cellCount; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataColumn column = new DataColumn(Convert.ToString(i));
|
|
|
|
|
|
table.Columns.Add(column);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
headerRow = sheet.GetRow(HeaderRowIndex);
|
|
|
|
|
|
if (headerRow != null)
|
|
|
|
|
|
{
|
|
|
|
|
|
cellCount = headerRow.LastCellNum;
|
|
|
|
|
|
for (int i = headerRow.FirstCellNum; i < cellCount; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (headerRow.GetCell(i) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (table.Columns.IndexOf(Convert.ToString(i)) > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataColumn column = new DataColumn(Convert.ToString("重复列名" + i));
|
|
|
|
|
|
table.Columns.Add(column);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
DataColumn column = new DataColumn(Convert.ToString(i));
|
|
|
|
|
|
table.Columns.Add(column);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
else if (table.Columns.IndexOf(headerRow.GetCell(i).ToString()) > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
DataColumn column = new DataColumn(Convert.ToString("重复列名" + i));
|
|
|
|
|
|
table.Columns.Add(column);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
DataColumn column = new DataColumn(headerRow.GetCell(i).ToString());
|
|
|
|
|
|
table.Columns.Add(column);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
int rowCount = sheet.LastRowNum;
|
|
|
|
|
|
for (int i = (HeaderRowIndex + 1); i <= sheet.LastRowNum; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
IRow row;
|
|
|
|
|
|
if (sheet.GetRow(i) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
row = sheet.CreateRow(i);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
row = sheet.GetRow(i);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
DataRow dataRow = table.NewRow();
|
|
|
|
|
|
|
|
|
|
|
|
for (int j = row.FirstCellNum; j <= cellCount; j++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (row.GetCell(j) != null)
|
|
|
|
|
|
{
|
|
|
|
|
|
switch (row.GetCell(j).CellType)
|
|
|
|
|
|
{
|
|
|
|
|
|
case CellType.String:
|
|
|
|
|
|
string str = row.GetCell(j).StringCellValue;
|
|
|
|
|
|
if (str != null && str.Length > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = str.ToString();
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = null;
|
|
|
|
|
|
}
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Numeric:
|
|
|
|
|
|
if (DateUtil.IsCellDateFormatted(row.GetCell(j)))
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = DateTime.FromOADate(row.GetCell(j).NumericCellValue);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = Convert.ToDouble(row.GetCell(j).NumericCellValue);
|
|
|
|
|
|
}
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Boolean:
|
|
|
|
|
|
dataRow[j] = Convert.ToString(row.GetCell(j).BooleanCellValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Error:
|
|
|
|
|
|
dataRow[j] = ErrorEval.GetText(row.GetCell(j).ErrorCellValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Formula:
|
|
|
|
|
|
switch (row.GetCell(j).CachedFormulaResultType)
|
|
|
|
|
|
{
|
|
|
|
|
|
case CellType.String:
|
|
|
|
|
|
string strFORMULA = row.GetCell(j).StringCellValue;
|
|
|
|
|
|
if (strFORMULA != null && strFORMULA.Length > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = strFORMULA.ToString();
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow[j] = null;
|
|
|
|
|
|
}
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Numeric:
|
|
|
|
|
|
dataRow[j] = Convert.ToString(row.GetCell(j).NumericCellValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Boolean:
|
|
|
|
|
|
dataRow[j] = Convert.ToString(row.GetCell(j).BooleanCellValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case CellType.Error:
|
|
|
|
|
|
dataRow[j] = ErrorEval.GetText(row.GetCell(j).ErrorCellValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
dataRow[j] = "";
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
dataRow[j] = "";
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
table.Rows.Add(dataRow);
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
return table;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
public static void InsertSheet(string outputFile, string sheetname, DataTable dt)
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
IWorkbook hssfworkbook = WorkbookFactory.Create(readfile);
|
|
|
|
|
|
int num = hssfworkbook.GetSheetIndex(sheetname);
|
|
|
|
|
|
ISheet sheet1;
|
|
|
|
|
|
if (num >= 0)
|
|
|
|
|
|
sheet1 = hssfworkbook.GetSheet(sheetname);
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1 = hssfworkbook.CreateSheet(sheetname);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(0) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(0);
|
|
|
|
|
|
}
|
|
|
|
|
|
for (int coluid = 0; coluid < dt.Columns.Count; coluid++)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(0).GetCell(coluid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(0).CreateCell(coluid);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
sheet1.GetRow(0).GetCell(coluid).SetCellValue(dt.Columns[coluid].ColumnName);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
|
|
|
|
|
|
for (int i = 1; i <= dt.Rows.Count; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(i);
|
|
|
|
|
|
}
|
|
|
|
|
|
for (int coluid = 0; coluid < dt.Columns.Count; coluid++)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i).GetCell(coluid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(i).CreateCell(coluid);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
sheet1.GetRow(i).GetCell(coluid).SetCellValue(dt.Rows[i - 1][coluid].ToString());
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
readfile.Close();
|
|
|
|
|
|
|
|
|
|
|
|
FileStream writefile = new FileStream(outputFile, FileMode.OpenOrCreate, FileAccess.Write);
|
|
|
|
|
|
hssfworkbook.Write(writefile);
|
|
|
|
|
|
writefile.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#region 更新excel中的数据
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 更新Excel表格
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="outputFile">需更新的excel表格路径</param>
|
|
|
|
|
|
/// <param name="sheetname">sheet名</param>
|
|
|
|
|
|
/// <param name="updateData">需更新的数据</param>
|
|
|
|
|
|
/// <param name="coluid">需更新的列号</param>
|
|
|
|
|
|
/// <param name="rowid">需更新的开始行号</param>
|
|
|
|
|
|
public static void UpdateExcel(string outputFile, string sheetname, string[] updateData, int coluid, int rowid)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook hssfworkbook = null;
|
|
|
|
|
|
ISheet sheet1 = hssfworkbook.GetSheet(sheetname);
|
|
|
|
|
|
for (int i = 0; i < updateData.Length; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(i + rowid);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid).GetCell(coluid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(i + rowid).CreateCell(coluid);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
sheet1.GetRow(i + rowid).GetCell(coluid).SetCellValue(updateData[i]);
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream writefile = new FileStream(outputFile, FileMode.OpenOrCreate, FileAccess.Write);
|
|
|
|
|
|
hssfworkbook.Write(writefile);
|
|
|
|
|
|
writefile.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 更新Excel表格
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="outputFile">需更新的excel表格路径</param>
|
|
|
|
|
|
/// <param name="sheetname">sheet名</param>
|
|
|
|
|
|
/// <param name="updateData">需更新的数据</param>
|
|
|
|
|
|
/// <param name="coluids">需更新的列号</param>
|
|
|
|
|
|
/// <param name="rowid">需更新的开始行号</param>
|
|
|
|
|
|
public static void UpdateExcel(string outputFile, string sheetname, string[][] updateData, int[] coluids, int rowid)
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
|
|
|
|
|
|
HSSFWorkbook hssfworkbook = new HSSFWorkbook(readfile);
|
|
|
|
|
|
readfile.Close();
|
|
|
|
|
|
ISheet sheet1 = hssfworkbook.GetSheet(sheetname);
|
|
|
|
|
|
for (int j = 0; j < coluids.Length; j++)
|
|
|
|
|
|
{
|
|
|
|
|
|
for (int i = 0; i < updateData[j].Length; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(i + rowid);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid).GetCell(coluids[j]) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(i + rowid).CreateCell(coluids[j]);
|
|
|
|
|
|
}
|
|
|
|
|
|
sheet1.GetRow(i + rowid).GetCell(coluids[j]).SetCellValue(updateData[j][i]);
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream writefile = new FileStream(outputFile, FileMode.Create);
|
|
|
|
|
|
hssfworkbook.Write(writefile);
|
|
|
|
|
|
writefile.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 更新Excel表格
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="outputFile">需更新的excel表格路径</param>
|
|
|
|
|
|
/// <param name="sheetname">sheet名</param>
|
|
|
|
|
|
/// <param name="updateData">需更新的数据</param>
|
|
|
|
|
|
/// <param name="coluid">需更新的列号</param>
|
|
|
|
|
|
/// <param name="rowid">需更新的开始行号</param>
|
|
|
|
|
|
public static void UpdateExcel(string outputFile, string sheetname, double[] updateData, int coluid, int rowid)
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
|
|
|
|
|
|
HSSFWorkbook hssfworkbook = new HSSFWorkbook(readfile);
|
|
|
|
|
|
ISheet sheet1 = hssfworkbook.GetSheet(sheetname);
|
|
|
|
|
|
for (int i = 0; i < updateData.Length; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(i + rowid);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid).GetCell(coluid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(i + rowid).CreateCell(coluid);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
sheet1.GetRow(i + rowid).GetCell(coluid).SetCellValue(updateData[i]);
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
readfile.Close();
|
|
|
|
|
|
FileStream writefile = new FileStream(outputFile, FileMode.Create, FileAccess.Write);
|
|
|
|
|
|
hssfworkbook.Write(writefile);
|
|
|
|
|
|
writefile.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 更新Excel表格
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="outputFile">需更新的excel表格路径</param>
|
|
|
|
|
|
/// <param name="sheetname">sheet名</param>
|
|
|
|
|
|
/// <param name="updateData">需更新的数据</param>
|
|
|
|
|
|
/// <param name="coluids">需更新的列号</param>
|
|
|
|
|
|
/// <param name="rowid">需更新的开始行号</param>
|
|
|
|
|
|
public static void UpdateExcel(string outputFile, string sheetname, double[][] updateData, int[] coluids, int rowid)
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
|
|
|
|
|
|
HSSFWorkbook hssfworkbook = new HSSFWorkbook(readfile);
|
|
|
|
|
|
readfile.Close();
|
|
|
|
|
|
ISheet sheet1 = hssfworkbook.GetSheet(sheetname);
|
|
|
|
|
|
for (int j = 0; j < coluids.Length; j++)
|
|
|
|
|
|
{
|
|
|
|
|
|
for (int i = 0; i < updateData[j].Length; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.CreateRow(i + rowid);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (sheet1.GetRow(i + rowid).GetCell(coluids[j]) == null)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet1.GetRow(i + rowid).CreateCell(coluids[j]);
|
|
|
|
|
|
}
|
|
|
|
|
|
sheet1.GetRow(i + rowid).GetCell(coluids[j]).SetCellValue(updateData[j][i]);
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream writefile = new FileStream(outputFile, FileMode.Create);
|
|
|
|
|
|
hssfworkbook.Write(writefile);
|
|
|
|
|
|
writefile.Close();
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
public static int GetSheetNumber(string outputFile)
|
|
|
|
|
|
{
|
|
|
|
|
|
int number = 0;
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
|
|
|
|
|
|
HSSFWorkbook hssfworkbook = new HSSFWorkbook(readfile);
|
|
|
|
|
|
number = hssfworkbook.NumberOfSheets;
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception) { }
|
|
|
|
|
|
return number;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public static ArrayList GetSheetName(string outputFile)
|
|
|
|
|
|
{
|
|
|
|
|
|
ArrayList arrayList = new ArrayList();
|
|
|
|
|
|
try
|
|
|
|
|
|
{
|
|
|
|
|
|
FileStream readfile = new FileStream(outputFile, FileMode.Open, FileAccess.Read);
|
|
|
|
|
|
|
|
|
|
|
|
HSSFWorkbook hssfworkbook = new HSSFWorkbook(readfile);
|
|
|
|
|
|
for (int i = 0; i < hssfworkbook.NumberOfSheets; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
arrayList.Add(hssfworkbook.GetSheetName(i));
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
catch (Exception)
|
|
|
|
|
|
{
|
|
|
|
|
|
}
|
|
|
|
|
|
return arrayList;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public static bool isNumeric(string message, out double result)
|
|
|
|
|
|
{
|
|
|
|
|
|
Regex rex = new Regex(@"^[-]?\d+[.]?\d*$");
|
|
|
|
|
|
result = -1;
|
|
|
|
|
|
if (rex.IsMatch(message))
|
|
|
|
|
|
{
|
|
|
|
|
|
result = double.Parse(message);
|
|
|
|
|
|
return true;
|
|
|
|
|
|
}
|
|
|
|
|
|
else return false;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
////////// 现用导出 \\\\\\\\\\
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 用于Web导出 第一步
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="dtSource">源DataTable</param>
|
|
|
|
|
|
/// <param name="strHeaderText">表头文本</param>
|
|
|
|
|
|
/// <param name="strFileName">文件名</param>
|
|
|
|
|
|
public static void ExportByWeb(DataTable dtSource, string strHeaderText, string strFileName)
|
|
|
|
|
|
{
|
|
|
|
|
|
HttpContext curContext = HttpContext.Current;
|
|
|
|
|
|
|
|
|
|
|
|
// 设置编码和附件格式
|
|
|
|
|
|
curContext.Response.ContentType = "application/vnd.ms-excel";
|
|
|
|
|
|
curContext.Response.ContentEncoding = Encoding.UTF8;
|
|
|
|
|
|
curContext.Response.Charset = "";
|
|
|
|
|
|
curContext.Response.AppendHeader("Content-Disposition",
|
|
|
|
|
|
"attachment;filename=" + HttpUtility.UrlEncode(strFileName, Encoding.UTF8));
|
|
|
|
|
|
|
|
|
|
|
|
curContext.Response.BinaryWrite(Export(dtSource, strHeaderText).GetBuffer());
|
|
|
|
|
|
curContext.Response.End();
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// DataTable导出到Excel的MemoryStream 第二步
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="dtSource">源DataTable</param>
|
|
|
|
|
|
/// <param name="strHeaderText">表头文本</param>
|
|
|
|
|
|
public static MemoryStream Export(DataTable dtSource, string strHeaderText)
|
|
|
|
|
|
{
|
|
|
|
|
|
HSSFWorkbook workbook = new HSSFWorkbook();
|
|
|
|
|
|
HSSFSheet sheet = workbook.CreateSheet() as HSSFSheet;
|
|
|
|
|
|
|
|
|
|
|
|
#region 右击文件 属性信息
|
|
|
|
|
|
{
|
|
|
|
|
|
DocumentSummaryInformation dsi = PropertySetFactory.CreateDocumentSummaryInformation();
|
|
|
|
|
|
dsi.Company = "NPOI";
|
|
|
|
|
|
workbook.DocumentSummaryInformation = dsi;
|
|
|
|
|
|
|
|
|
|
|
|
SummaryInformation si = PropertySetFactory.CreateSummaryInformation();
|
|
|
|
|
|
si.Author = "文件作者信息"; //填加xls文件作者信息
|
|
|
|
|
|
si.ApplicationName = "创建程序信息"; //填加xls文件创建程序信息
|
|
|
|
|
|
si.LastAuthor = "最后保存者信息"; //填加xls文件最后保存者信息
|
|
|
|
|
|
si.Comments = "作者信息"; //填加xls文件作者信息
|
|
|
|
|
|
si.Title = "标题信息"; //填加xls文件标题信息
|
|
|
|
|
|
si.Subject = "主题信息";//填加文件主题信息
|
|
|
|
|
|
|
|
|
|
|
|
si.CreateDateTime = DateTime.Now;
|
|
|
|
|
|
workbook.SummaryInformation = si;
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
HSSFCellStyle dateStyle = workbook.CreateCellStyle() as HSSFCellStyle;
|
|
|
|
|
|
HSSFDataFormat format = workbook.CreateDataFormat() as HSSFDataFormat;
|
|
|
|
|
|
dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
|
|
|
|
|
|
|
|
|
|
|
|
//取得列宽
|
|
|
|
|
|
int[] arrColWidth = new int[dtSource.Columns.Count];
|
|
|
|
|
|
foreach (DataColumn item in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
|
|
|
|
|
|
}
|
|
|
|
|
|
for (int i = 0; i < dtSource.Rows.Count; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
for (int j = 0; j < dtSource.Columns.Count; j++)
|
|
|
|
|
|
{
|
|
|
|
|
|
int intTemp = Encoding.GetEncoding(936).GetBytes(dtSource.Rows[i][j].ToString()).Length;
|
|
|
|
|
|
if (intTemp > arrColWidth[j])
|
|
|
|
|
|
{
|
|
|
|
|
|
arrColWidth[j] = intTemp;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
int rowIndex = 0;
|
|
|
|
|
|
foreach (DataRow row in dtSource.Rows)
|
|
|
|
|
|
{
|
|
|
|
|
|
#region 新建表，填充表头，填充列头，样式
|
|
|
|
|
|
if (rowIndex == 65535 || rowIndex == 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (rowIndex != 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
sheet = workbook.CreateSheet() as HSSFSheet;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#region 表头及样式
|
|
|
|
|
|
{
|
|
|
|
|
|
if (string.IsNullOrEmpty(strHeaderText))
|
|
|
|
|
|
{
|
|
|
|
|
|
HSSFRow headerRow = sheet.CreateRow(0) as HSSFRow;
|
|
|
|
|
|
headerRow.HeightInPoints = 25;
|
|
|
|
|
|
headerRow.CreateCell(0).SetCellValue(strHeaderText);
|
|
|
|
|
|
HSSFCellStyle headStyle = workbook.CreateCellStyle() as HSSFCellStyle;
|
|
|
|
|
|
HSSFFont font = workbook.CreateFont() as HSSFFont;
|
|
|
|
|
|
font.FontHeightInPoints = 20;
|
|
|
|
|
|
font.Boldweight = 700;
|
|
|
|
|
|
headStyle.SetFont(font);
|
|
|
|
|
|
headerRow.GetCell(0).CellStyle = headStyle;
|
|
|
|
|
|
sheet.AddMergedRegion(new Region(0, 0, 0, dtSource.Columns.Count - 1));
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
#region 列头及样式
|
|
|
|
|
|
{
|
|
|
|
|
|
HSSFRow headerRow = sheet.CreateRow(0) as HSSFRow;
|
|
|
|
|
|
HSSFCellStyle headStyle = workbook.CreateCellStyle() as HSSFCellStyle;
|
|
|
|
|
|
//headStyle.Alignment = CellHorizontalAlignment.Center;
|
|
|
|
|
|
HSSFFont font = workbook.CreateFont() as HSSFFont;
|
|
|
|
|
|
font.FontHeightInPoints = 10;
|
|
|
|
|
|
font.Boldweight = 700;
|
|
|
|
|
|
headStyle.SetFont(font);
|
|
|
|
|
|
foreach (DataColumn column in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
|
|
|
|
|
|
headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
|
|
|
|
|
|
//设置列宽
|
|
|
|
|
|
sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
rowIndex = 1;
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#region 填充内容
|
|
|
|
|
|
HSSFRow dataRow = sheet.CreateRow(rowIndex) as HSSFRow;
|
|
|
|
|
|
foreach (DataColumn column in dtSource.Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
HSSFCell newCell = dataRow.CreateCell(column.Ordinal) as HSSFCell;
|
|
|
|
|
|
|
|
|
|
|
|
string drValue = row[column].ToString();
|
|
|
|
|
|
|
|
|
|
|
|
switch (column.DataType.ToString())
|
|
|
|
|
|
{
|
|
|
|
|
|
case "System.String"://字符串类型
|
|
|
|
|
|
newCell.SetCellValue(drValue);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.DateTime"://日期类型
|
|
|
|
|
|
DateTime.TryParse(drValue, out DateTime dateV);
|
|
|
|
|
|
newCell.SetCellValue(dateV);
|
|
|
|
|
|
newCell.CellStyle = dateStyle;//格式化显示
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Boolean"://布尔型
|
|
|
|
|
|
bool boolV = false;
|
|
|
|
|
|
bool.TryParse(drValue, out boolV);
|
|
|
|
|
|
newCell.SetCellValue(boolV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Int16"://整型
|
|
|
|
|
|
case "System.Int32":
|
|
|
|
|
|
case "System.Int64":
|
|
|
|
|
|
case "System.Byte":
|
|
|
|
|
|
int intV = 0;
|
|
|
|
|
|
int.TryParse(drValue, out intV);
|
|
|
|
|
|
newCell.SetCellValue(intV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.Decimal"://浮点型
|
|
|
|
|
|
case "System.Double":
|
|
|
|
|
|
double doubV = 0;
|
|
|
|
|
|
double.TryParse(drValue, out doubV);
|
|
|
|
|
|
newCell.SetCellValue(doubV);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case "System.DBNull"://空值处理
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
newCell.SetCellValue("");
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
rowIndex++;
|
|
|
|
|
|
}
|
|
|
|
|
|
using (MemoryStream ms = new MemoryStream())
|
|
|
|
|
|
{
|
|
|
|
|
|
workbook.Write(ms);
|
|
|
|
|
|
ms.Flush();
|
|
|
|
|
|
ms.Position = 0;
|
|
|
|
|
|
return ms;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// /注：分浏览器进行编码（IE必须编码，FireFox不能编码，Chrome可编码也可不编码）
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="ds"></param>
|
|
|
|
|
|
/// <param name="strHeaderText"></param>
|
|
|
|
|
|
/// <param name="strFileName"></param>
|
|
|
|
|
|
public static void ExportByWeb(DataSet ds, string strHeaderText, string strFileName)
|
|
|
|
|
|
{
|
|
|
|
|
|
HttpContext curContext = HttpContext.Current;
|
|
|
|
|
|
curContext.Response.ContentType = "application/vnd.ms-excel";
|
|
|
|
|
|
curContext.Response.Charset = "";
|
|
|
|
|
|
if (curContext.Request.UserAgent.ToLower().IndexOf("firefox", System.StringComparison.Ordinal) > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
curContext.Response.AppendHeader("Content-Disposition", "attachment;filename=" + strFileName);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
curContext.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(strFileName, Encoding.UTF8));
|
|
|
|
|
|
}
|
|
|
|
|
|
curContext.Response.ContentEncoding = Encoding.GetEncoding("utf-8");
|
|
|
|
|
|
curContext.Response.BinaryWrite(ExportDataSetToExcel(ds, strHeaderText).GetBuffer());
|
|
|
|
|
|
curContext.Response.End();
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 由DataSet导出Excel
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="sourceTable">要导出数据的DataTable</param>
|
|
|
|
|
|
/// <param name="sheetName">工作表名称</param>
|
|
|
|
|
|
/// <returns>Excel工作表</returns>
|
|
|
|
|
|
private static MemoryStream ExportDataSetToExcel(DataSet sourceDs, string sheetName)
|
|
|
|
|
|
{
|
|
|
|
|
|
HSSFWorkbook workbook = new HSSFWorkbook();
|
|
|
|
|
|
MemoryStream ms = new MemoryStream();
|
|
|
|
|
|
string[] sheetNames = sheetName.Split(',');
|
|
|
|
|
|
for (int i = 0; i < sheetNames.Length; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
ISheet sheet = workbook.CreateSheet(sheetNames[i]);
|
|
|
|
|
|
|
|
|
|
|
|
#region 列头
|
|
|
|
|
|
IRow headerRow = sheet.CreateRow(0);
|
|
|
|
|
|
HSSFCellStyle headStyle = workbook.CreateCellStyle() as HSSFCellStyle;
|
|
|
|
|
|
HSSFFont font = workbook.CreateFont() as HSSFFont;
|
|
|
|
|
|
font.FontHeightInPoints = 10;
|
|
|
|
|
|
font.Boldweight = 700;
|
|
|
|
|
|
headStyle.SetFont(font);
|
|
|
|
|
|
|
|
|
|
|
|
//取得列宽
|
|
|
|
|
|
int[] arrColWidth = new int[sourceDs.Tables[i].Columns.Count];
|
|
|
|
|
|
foreach (DataColumn item in sourceDs.Tables[i].Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// 处理列头
|
|
|
|
|
|
foreach (DataColumn column in sourceDs.Tables[i].Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
|
|
|
|
|
|
headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
|
|
|
|
|
|
//设置列宽
|
|
|
|
|
|
sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
#region 填充值
|
|
|
|
|
|
int rowIndex = 1;
|
|
|
|
|
|
foreach (DataRow row in sourceDs.Tables[i].Rows)
|
|
|
|
|
|
{
|
|
|
|
|
|
IRow dataRow = sheet.CreateRow(rowIndex);
|
|
|
|
|
|
foreach (DataColumn column in sourceDs.Tables[i].Columns)
|
|
|
|
|
|
{
|
|
|
|
|
|
dataRow.CreateCell(column.Ordinal).SetCellValue(row[column].ToString());
|
|
|
|
|
|
}
|
|
|
|
|
|
rowIndex++;
|
|
|
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
}
|
|
|
|
|
|
workbook.Write(ms);
|
|
|
|
|
|
ms.Flush();
|
|
|
|
|
|
ms.Position = 0;
|
|
|
|
|
|
return ms;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 验证导入的Excel是否有数据
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="excelFileStream"></param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static bool HasData(Stream excelFileStream)
|
|
|
|
|
|
{
|
|
|
|
|
|
using (excelFileStream)
|
|
|
|
|
|
{
|
|
|
|
|
|
IWorkbook workBook = new HSSFWorkbook(excelFileStream);
|
|
|
|
|
|
if (workBook.NumberOfSheets > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
ISheet sheet = workBook.GetSheetAt(0);
|
|
|
|
|
|
return sheet.PhysicalNumberOfRows > 0;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
return false;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
