public void AddPivotCache()
{
XSSFWorkbook wb = new XSSFWorkbook();
try
{
CT_Workbook ctWb = wb.GetCTWorkbook();
CT_PivotCache pivotCache = wb.AddPivotCache("0");
//Ensures that pivotCaches is Initiated
Assert.IsTrue(ctWb.IsSetPivotCaches());
Assert.AreSame(pivotCache, ctWb.pivotCaches.GetPivotCacheArray(0));
Assert.AreEqual("0", pivotCache.id);
}
finally
{
wb.Close();
}
}
public void ReadExcel(ref FaceObj _FaceObj, System.IO.FileInfo[] files)
{
try
{
#region
//遍历文件
for (int i = 0; i < files.Length; i++)
{
string strPathName = (files[i].DirectoryName + "\\" + files[i].Name);
if (!File.Exists(strPathName))
{
//MyMessage.showYes("文件不存在！");
MyMessage.showYes("文件不存在");
return;
}
try//捕获Excel异常
{
using (var far = new FileStream(strPathName, FileMode.Open, FileAccess.Read))
{
XSSFWorkbook xBook = new XSSFWorkbook(far);
int x = xBook.GetCTWorkbook().sheets.sheet.Count;
for (int o = 0; o < x; o++)
{
//ReadSheetFromExcel(xBook, o, ref _FaceObj);
far.Close();
}
}
}
catch (Exception ex)
{
_WriteLog.WriteToLog("ReadExcel", ex);
return;
}
}
#endregion
}
catch (Exception ex)
{
_WriteLog.WriteToLog("ReadExcel", ex);
//System.Windows.MessageBox.Show(ex.Message);
}
}
public void SaveLoadNew()
{
XSSFWorkbook workbook = new XSSFWorkbook();
//check that the default date system is Set to 1900
CT_WorkbookPr pr = workbook.GetCTWorkbook().workbookPr;
Assert.IsNotNull(pr);
Assert.IsTrue(pr.IsSetDate1904());
Assert.IsFalse(pr.date1904, "XSSF must use the 1900 date system");
ISheet sheet1 = workbook.CreateSheet("sheet1");
ISheet sheet2 = workbook.CreateSheet("sheet2");
workbook.CreateSheet("sheet3");
IRichTextString rts = workbook.GetCreationHelper().CreateRichTextString("hello world");
sheet1.CreateRow(0).CreateCell((short)0).SetCellValue(1.2);
sheet1.CreateRow(1).CreateCell((short)0).SetCellValue(rts);
sheet2.CreateRow(0);
Assert.AreEqual(0, workbook.GetSheetAt(0).FirstRowNum);
Assert.AreEqual(1, workbook.GetSheetAt(0).LastRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(1).FirstRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(1).LastRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(2).FirstRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(2).LastRowNum);
FileInfo file = TempFile.CreateTempFile("poi-", ".xlsx");
Stream out1 = File.OpenWrite(file.Name);
workbook.Write(out1);
out1.Close();
// Check the namespace Contains what we'd expect it to
OPCPackage pkg = OPCPackage.Open(file.ToString());
PackagePart wbRelPart =
pkg.GetPart(PackagingUriHelper.CreatePartName("/xl/_rels/workbook.xml.rels"));
Assert.IsNotNull(wbRelPart);
Assert.IsTrue(wbRelPart.IsRelationshipPart);
Assert.AreEqual(ContentTypes.RELATIONSHIPS_PART, wbRelPart.ContentType);
PackagePart wbPart =
pkg.GetPart(PackagingUriHelper.CreatePartName("/xl/workbook.xml"));
// Links to the three sheets, shared strings and styles
Assert.IsTrue(wbPart.HasRelationships);
Assert.AreEqual(5, wbPart.Relationships.Size);
// Load back the XSSFWorkbook
workbook = new XSSFWorkbook(pkg);
Assert.AreEqual(3, workbook.NumberOfSheets);
Assert.IsNotNull(workbook.GetSheetAt(0));
Assert.IsNotNull(workbook.GetSheetAt(1));
Assert.IsNotNull(workbook.GetSheetAt(2));
Assert.IsNotNull(workbook.GetSharedStringSource());
Assert.IsNotNull(workbook.GetStylesSource());
Assert.AreEqual(0, workbook.GetSheetAt(0).FirstRowNum);
Assert.AreEqual(1, workbook.GetSheetAt(0).LastRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(1).FirstRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(1).LastRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(2).FirstRowNum);
Assert.AreEqual(0, workbook.GetSheetAt(2).LastRowNum);
sheet1 = workbook.GetSheetAt(0);
Assert.AreEqual(1.2, sheet1.GetRow(0).GetCell(0).NumericCellValue, 0.0001);
Assert.AreEqual("hello world", sheet1.GetRow(1).GetCell(0).RichStringCellValue.String);
pkg.Close();
}