public void TestBug56835CellComment()
{
XSSFWorkbook wb = new XSSFWorkbook();
try
{
XSSFSheet sheet = wb.CreateSheet() as XSSFSheet;
XSSFDrawing Drawing = sheet.CreateDrawingPatriarch() as XSSFDrawing;
// first comment works
IClientAnchor anchor = new XSSFClientAnchor(1, 1, 2, 2, 3, 3, 4, 4);
XSSFComment comment = Drawing.CreateCellComment(anchor) as XSSFComment;
Assert.IsNotNull(comment);
try
{
Drawing.CreateCellComment(anchor);
Assert.Fail("Should fail if we try to add the same comment for the same cell");
}
catch (ArgumentException)
{
// expected
}
}
finally
{
wb.Close();
}
}
/// <summary>
/// 样表
/// </summary>
/// <param name="entity">实体</param>
/// <returns></returns>
private ActionResult ImportDownload(BF_IMPORT.Entity entity)
{
try
{
List <string> commentList = new List <string>();
DataTable dt = BF_IMPORT.GetSampleTable(entity, out commentList);
string filename = HttpUtility.UrlEncode(string.Format("{0}_{1}.xlsx", entity.NAME, DateTime.Now.ToString("yyyyMMddHHmmss")), Encoding.UTF8);
string path = System.Web.HttpContext.Current.Server.MapPath("~/tmp/");
Library.Export.ExcelFile export = new Library.Export.ExcelFile(path);
string fullName = export.ToExcel(dt);
if (string.IsNullOrWhiteSpace(fullName) == true || System.IO.File.Exists(fullName) == false)
{
return(ShowAlert("未生成Excel文件"));
}
IWorkbook workBook;
using (FileStream fs = System.IO.File.OpenRead(fullName))
{
workBook = new XSSFWorkbook(fs);
ISheet sheet = workBook.GetSheetAt(0);
IRow row = sheet.GetRow(0);
XSSFDrawing patriarch = (XSSFDrawing)sheet.CreateDrawingPatriarch();
for (int c = 0; c < row.Cells.Count; c++)
{
if (string.IsNullOrWhiteSpace(commentList[c]) == false)
{
IComment comment = patriarch.CreateCellComment(new XSSFClientAnchor(0, 50, 0, 50, c, 0, c + 3, 5));
comment.Author = "编辑提示";
comment.String = new XSSFRichTextString("【编辑提示】\r\n" + commentList[c]);
row.Cells[c].CellComment = comment;
}
}
}
//重写文件
using (FileStream fs = System.IO.File.Create(fullName))
{
workBook.Write(fs);
fs.Close();
}
System.Web.HttpContext.Current.Response.Buffer = true;
System.Web.HttpContext.Current.Response.Clear();//清除缓冲区所有内容
System.Web.HttpContext.Current.Response.ContentType = "application/octet-stream";
System.Web.HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment;filename=" + filename);
System.Web.HttpContext.Current.Response.WriteFile(fullName);
System.Web.HttpContext.Current.Response.Flush();
System.Web.HttpContext.Current.Response.End();
//删除文件
export.Delete(fullName);
}
catch (Exception ex)
{
ShowAlert("生成样表出错：" + ex.Message);
}
return(View());
}
private NPOI.SS.UserModel.IComment GetComment(ISheet sheet, string result)
{
XSSFDrawing drawing = sheet.CreateDrawingPatriarch() as XSSFDrawing;
NPOI.SS.UserModel.IComment comment1 = drawing.CreateCellComment(new XSSFClientAnchor(0, 0, 0, 0, 10, 3, 12, 6));
// set text in the comment
comment1.String = (new XSSFRichTextString(result));
//set comment author.
//you can see it in the status bar when moving mouse over the commented cell
comment1.Author = ("IVM");
return(comment1);
}
/// <summary>
/// 创建标题批注
/// </summary>
/// <param name="sheet">表单</param>
/// <param name="titleRow">行</param>
/// <param name="header"></param>
/// <param name="commnet"></param>
private void createTitleComment(ISheet sheet, IRow titleRow)
{
ICell newCellHeader = titleRow.CreateCell(0);
newCellHeader.SetCellValue(header);
newCellHeader.CellStyle = TitleStyle;
if (string.IsNullOrEmpty(this.header) || string.IsNullOrEmpty(this.commnet))
{
return;
}
XSSFDrawing xdraw = (XSSFDrawing)sheet.CreateDrawingPatriarch();
XSSFComment commnet = (XSSFComment)xdraw.CreateCellComment(new XSSFClientAnchor(0, 0, 0, 0, 1, 2, 4, 4));
commnet.SetString(this.commnet);
newCellHeader.CellComment = commnet;
}
public void TestCommentShowsBox()
{
XSSFWorkbook wb = new XSSFWorkbook();
wb.CreateSheet();
XSSFSheet sheet = (XSSFSheet)wb.GetSheetAt(0);
XSSFCell cell = (XSSFCell)sheet.CreateRow(0).CreateCell(0);
XSSFDrawing drawing = (XSSFDrawing)sheet.CreateDrawingPatriarch();
XSSFCreationHelper factory = (XSSFCreationHelper)wb.GetCreationHelper();
XSSFClientAnchor anchor = (XSSFClientAnchor)factory.CreateClientAnchor();
anchor.Col1 = cell.ColumnIndex;
anchor.Col2 = cell.ColumnIndex + 3;
anchor.Row1 = cell.RowIndex;
anchor.Row2 = cell.RowIndex + 5;
XSSFComment comment = (XSSFComment)drawing.CreateCellComment(anchor);
XSSFRichTextString str = (XSSFRichTextString)factory.CreateRichTextString("this is a comment");
comment.String = str;
cell.CellComment = comment;
XSSFVMLDrawing vml = sheet.GetVMLDrawing(false);
CT_Shapetype shapetype = null;
ArrayList items = vml.GetItems();
foreach (object o in items)
{
if (o is CT_Shapetype)
{
shapetype = (CT_Shapetype)o;
}
}
Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.stroked);
Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.filled);
using (MemoryStream ws = new MemoryStream())
{
wb.Write(ws);
using (MemoryStream rs = new MemoryStream(ws.GetBuffer()))
{
wb = new XSSFWorkbook(rs);
sheet = (XSSFSheet)wb.GetSheetAt(0);
vml = sheet.GetVMLDrawing(false);
shapetype = null;
items = vml.GetItems();
foreach (object o in items)
{
if (o is CT_Shapetype)
{
shapetype = (CT_Shapetype)o;
}
}
//wb.Write(new FileStream("comments.xlsx", FileMode.Create));
//using (MemoryStream ws2 = new MemoryStream())
//{
// vml.Write(ws2);
// throw new System.Exception(System.Text.Encoding.UTF8.GetString(ws2.GetBuffer()));
//}
Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.stroked);
Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.filled);
}
}
}
