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Fill a PDF form using iText in .NET

To Fill a PDF form you need Adobe Acrobat Professional Version in your Machine.

Here are the following steps to achieve the above
 
1st Step:Open the PDF to be filled with Adobe Acrobat Professional version
2nd Step:Go to Form Menu -> Form Tools->Add the respective controls to your PDF form and assign its name and Finaly Save the new PDF file.
e.g – I want a name field to be filled dynamically so I need to add a TextField tool assign its name as txtName.
3rd Step: Use the code snippet given below to fill the particular PDF
using iTextSharp;
using iTextSharp.text;
using iTextSharp.text.pdf;
using iTextSharp.text.xml;
 
PdfReader Reader = new PdfReader(new RandomAccessFileOrArray
(Server.MapPath(" + filename + ")), null);
newFile = Server.MapPath("~/NEW " + filename + "");//To fill the PDF  in a separate location with separate file which will be readonly (for end user)
 
Stamper = new PdfStamper(Reader, new FileStream(newFile,FileMode.Create));
AcroFields Fields = Stamper.AcroFields;
 
Fetch the data from DB to be filled and store it in a data table
 
if (dtStudentInfo.Rows.Count > 0)
{
Fields.SetField("txtName", "" + dtStudentInfo.Rows[0]["NAME "].ToString() + "");
}
// make resultant PDF read-only for end-user
Stamper.FormFlattening = true;
Stamper.FreeTextFlattening = true;
Stamper.Close();//If forget to close() PdfStamper, you end up with a corrupted file!
Response.ContentType = "application/pdf";
fileList.Add(newFile);
string Path = newFile;
System.IO.FileInfo pdfFile = new FileInfo(Path);
if (pdfFile.Exists)
   {
   Response.Clear();
  Response.WriteFile(pdfFile.FullName);
   }

 

Monalisa Brahma , Dot Net Developer, Mindfire Solutions.
Related Tags: Dynamic PDF, iText, NET
Author : Monalisa Brahma

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