exporting datagrid to pdf

Question

hi am trying to export datagrid to pdf file by using this piece of code:
string attachment = "attachment; filename=Contacts.pdf" ;
Response.ClearContent();
Response.AddHeader( "content-disposition" , attachment);
Response.ContentType = "application/pdf" ;
StringWriter sw = new StringWriter ();
HtmlTextWriter htw = new HtmlTextWriter (sw);
GridView1.RenderControl(htw);
Response.Write(sw.ToString());
Response.End();
the file save at disk very fine but when i open the file it give me the error as the file cannot be opened either it is damaged or some file sent via email..
plz advise
thanks in advance

Suthish Nair · Accepted Answer

only windows product can be export using above logic.
you need to use third party tools to export to pdf.
refer article: http://www.c-sharpcorner.com/UploadFile/jayendra/4498/

Elijah Roriguez · Answer

hi u can use below code to export gridview data to pdf
first download itextsharp.dill ok then put itextsharp.dll file into BIN folder
download link= sourceforge.net/projects/ itextsharp /files/lates
using iTextSharp.text.pdf;
using iTextSharp.text.html;
using iTextSharp.text;
using iTextSharp.text.html.simpleparser;
using System.Text;
using System.Net;
using System.IO;
using System.Reflection;
protected void btnpddf_Click(object sender, EventArgs e)
{
Response.ContentType = "application/pdf";
Response.AddHeader("content-disposition", "attachment;filename=GridViewExport.pdf");
Response.Cache.SetCacheability(HttpCacheability.NoCache);
StringWriter sw = new StringWriter();
HtmlTextWriter hw = new HtmlTextWriter(sw);
GridView gv1 = GetGridView();
// gv1.RenderControl(htmlWrite);
gv1.DataBind();
gv1.RenderControl(hw);
StringReader sr = new StringReader(sw.ToString());
Document pdfDoc = new Document(PageSize.A2, 10f, 10f, 10f, 0f);
HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
PdfWriter.GetInstance(pdfDoc, Response.OutputStream);
pdfDoc.Open();
htmlparser.Parse(sr);
pdfDoc.Close();
Response.Write(pdfDoc);
Response.End();
}

faraz akram · Answer

thanks boss , me waiting ...  :)))

Suthish Nair · Answer

lemme check and update you

faraz akram · Answer

thanks fopr the reply it seems to be workful, but mind if u send me the code using itextsharp with above logic, because the article that you reffered is a mess to read i only need to forward a datagrid to pdf using itextsharp
thanks in advance
regards
fazy