WPF导出，07和03版本的两种方法
wpf导出，前面是实现07以后的版本 ，表格样式可根据要求调试
if (aLastName== ".xlsx")
{
Microsoft.Office.Interop.Excel.Application excelApp = new Microsoft.Office.Interop.Excel.Application();
Microsoft.Office.Interop.Excel.Workbook excelWB = excelApp.Workbooks.Add(System.Type.Missing); //创建工作簿（WorkBook：即Excel文件主体本身）
Microsoft.Office.Interop.Excel.Worksheet excelWS = (Microsoft.Office.Interop.Excel.Worksheet)excelWB.Worksheets[1];
Microsoft.Office.Interop.Excel.Range merge1;
Microsoft.Office.Interop.Excel.Range time;
Microsoft.Office.Interop.Excel.Range title1;
Microsoft.Office.Interop.Excel.Range title2;
Microsoft.Office.Interop.Excel.Range title3;
Microsoft.Office.Interop.Excel.Range rang1;
string HN = "F" + columnCount;
merge1 = excelWS.get_Range("A1", "F1");
merge1.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter;
merge1.Font.Name = "宋体";
merge1.Font.Size = 18;
merge1.Font.Bold = FontBoldWeight.Bold;
merge1.RowHeight = 40;
merge1.Merge(0);
time = excelWS.get_Range("A2", "F2");
time.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignRight;
time.Font.Name = "宋体";
time.Font.Size = 15;
time.RowHeight = 20;
time.Merge(0);
title1 = excelWS.get_Range("A3", "A3");
title1.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter;
title1.Font.Name = "宋体";
title1.ColumnWidth = 10;
title1.RowHeight = 30;
title1.Font.Size = 13;
title1.Font.Bold = FontBoldWeight.Bold;
title2 = excelWS.get_Range("B3", "B3");
title2.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter;
title2.Font.Name = "宋体";
title2.ColumnWidth = 15;
title2.RowHeight = 30;
title2.Font.Size = 13;
title2.Font.Bold = FontBoldWeight.Bold;
title3 = excelWS.get_Range("C3", "F3");
title3.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter;
title3.Font.Name = "宋体";
title3.ColumnWidth = 30;
title3.RowHeight = 30;
title3.Font.Size = 13;
title3.Font.Bold = FontBoldWeight.Bold;
string RH = "F" + (rowCount + 3);
rang1 = excelWS.get_Range("A4", RH);
rang1.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter;
rang1.Font.Name = "宋体";
rang1.RowHeight = 25;
excelWS.Cells[1, 1] = Title;
excelWS.Cells[2, 1] = date;
excelWS.Cells[3, 1] = "序号";
excelWS.Cells[3, 2] = "操作员";
excelWS.Cells[3, 3] = "操作时间";
excelWS.Cells[3, 4] = "操作内容";
excelWS.Cells[3, 5] = "操作主机";
excelWS.Cells[3, 6] = "登录IP";
for (int i = 0; i < rowCount; i++)
{
excelWS.Cells[i + 4, 1] = dg.Rows[i][1].ToString();
excelWS.Cells[i + 4, 2] = dg.Rows[i][2].ToString();
excelWS.Cells[i + 4, 3] = dg.Rows[i][3].ToString();
excelWS.Cells[i + 4, 4] = dg.Rows[i][4].ToString();
excelWS.Cells[i + 4, 5] = dg.Rows[i][5].ToString();
excelWS.Cells[i + 4, 6] = dg.Rows[i][6].ToString();
}
excelWB.SaveAs(File);
excelWB.Close();
excelApp.Quit();
}
else
{
HSSFWorkbook workbook = new HSSFWorkbook();//创建workbook对象
HSSFSheet sheet = (HSSFSheet)workbook.CreateSheet();
//定义title的font和cell样式
HSSFFont fontTitle = SheetStyle.GetFont(workbook, 18, FontBoldWeight.Bold);
HSSFCellStyle styleTitle = SheetStyle.GetStyle(workbook);
styleTitle.SetFont(fontTitle);
//定义header的font和cell样式
HSSFFont fontHeader = SheetStyle.GetFont(workbook, 13, FontBoldWeight.Bold);
HSSFCellStyle styleHeaderT = SheetStyle.GetStyle(workbook);
styleHeaderT.SetFont(fontHeader);
//定义date的font和cell样式
HSSFFont fontDate = SheetStyle.GetFont(workbook, 15);
HSSFCellStyle styleDate = SheetStyle.GetStyle(workbook);
styleDate.SetFont(fontDate);
//定义content的font和cell样式
HSSFFont fontcontent = SheetStyle.GetFont(workbook, 11);
HSSFCellStyle styleContent = SheetStyle.GetStyle(workbook);
styleContent.SetFont(fontcontent);
//标题
HSSFRow rowTitle = (HSSFRow)sheet.CreateRow(0);
rowTitle.HeightInPoints = 40;//设置行高
HSSFCell cellTitle = (HSSFCell)rowTitle.CreateCell(0);
cellTitle.CellStyle = styleTitle;//设置标题样式
cellTitle.SetCellValue(Title);//给标题位置赋值
sheet.AddMergedRegion(new CellRangeAddress(0, 0, 0, columnCount - 2));//合并单元格，行为一行，列为DataGrid的列数
HSSFRow rowDate = (HSSFRow)sheet.CreateRow(1);
rowDate.HeightInPoints = 20;
HSSFCell cellDate = (HSSFCell)rowDate.CreateCell(0);//位置在列数减2的格上
cellDate.CellStyle = styleDate;
cellDate.CellStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Right;
sheet.AddMergedRegion(new CellRangeAddress(1, 1, 0, columnCount - 2));
cellDate.SetCellValue(date);
//添加表头
HSSFRow rowHeader = (HSSFRow)sheet.CreateRow(2);
rowHeader.HeightInPoints = 30;
HSSFCell cellHeader1 = (HSSFCell)rowHeader.CreateCell(0);
cellHeader1.SetCellValue("序号");
cellHeader1.CellStyle = styleHeaderT;
HSSFCell cellHeader2 = (HSSFCell)rowHeader.CreateCell(1);
cellHeader2.SetCellValue("操作员");
cellHeader2.CellStyle = styleHeaderT;
HSSFCell cellHeader3 = (HSSFCell)rowHeader.CreateCell(2);
cellHeader3.SetCellValue("操作时间");
cellHeader3.CellStyle = styleHeaderT;
HSSFCell cellHeader4 = (HSSFCell)rowHeader.CreateCell(3);
cellHeader4.SetCellValue("操作内容");
cellHeader4.CellStyle = styleHeaderT;
HSSFCell cellHeader5 = (HSSFCell)rowHeader.CreateCell(4);
cellHeader5.SetCellValue("操作主机");
cellHeader5.CellStyle = styleHeaderT;
HSSFCell cellHeader6 = (HSSFCell)rowHeader.CreateCell(5);
cellHeader6.SetCellValue("登录IP");
cellHeader6.CellStyle = styleHeaderT;
//设置列宽
sheet.SetColumnWidth(0, 10 * 300);
sheet.SetColumnWidth(1, 15 * 300);
for (int i = 2; i < 6; i++)
{
sheet.SetColumnWidth(i, 30 * 300);
}
//添加内容
for (int i = 0; i < rowCount; i++)
{
HSSFRow rowContent = (HSSFRow)sheet.CreateRow(3+i);
rowContent.HeightInPoints = 30;
for (int j = 1; j < columnCount; j++)
{
HSSFCell cellContent = (HSSFCell)rowContent.CreateCell(j - 1);
cellContent.CellStyle = styleContent;
cellContent.SetCellValue(dg.Rows[i][j].ToString());
}
}
string outputPath = File;
FileStream outStream = new FileStream(outputPath, FileMode.Create);
workbook.Write(outStream);
outStream.Close();
}