Export Gridview to Pdf

Error: - The document has no pages.
Soution: -Check the column name of your gridview. Whether they match with the ones you send to the data table or not. If they match. Then this error will not be shown.
Export Gridview to Pdf: -
1) First of all add reference the dll file called itextsharp.dll to your solution under References.
It can be obtained from: -

2) Then write the code below: -
using iTextSharp;using iTextSharp.text;using iTextSharp.text.pdf;
protected void btnExportToPdf_Click(object sender, EventArgs e) { ExportToPDF(); }
private void ExportToPDF() { Document document = new Document(PageSize.A4, 0, 0, 50, 50); System.IO.MemoryStream msReport = new System.IO.MemoryStream();
try { // creation of the different writers PdfWriter writer = PdfWriter.GetInstance(document, msReport);
// we add some meta information to the document document.AddAuthor("Vaichatt"); document.AddSubject("Export to PDF");
document.Open();
iTextSharp.text.Table datatable = new iTextSharp.text.Table(5);
datatable.Padding = 2; datatable.Spacing = 0;
//float[] headerwidths = { 6, 20, 32, 18, 8, 8, 8 }; float[] headerwidths = { 10, 50, 10, 15, 15 }; datatable.Widths = headerwidths;
// the first cell spans 7 columns // the first cell spans 5 columns Cell cell = new Cell(new Phrase("Manage Category Report", FontFactory.GetFont(FontFactory.HELVETICA, 16, Font.BOLD))); cell.HorizontalAlignment = Element.ALIGN_CENTER; cell.Leading = 30; //cell.Colspan = 7; cell.Colspan = 5; cell.Border = Rectangle.NO_BORDER; cell.BackgroundColor = new iTextSharp.text.Color(System.Drawing.Color.Gray); datatable.AddCell(cell);
// These cells span 2 rows datatable.DefaultCellBorderWidth = 1; datatable.DefaultHorizontalAlignment = 1; datatable.DefaultRowspan = 2; datatable.AddCell("Status"); datatable.AddCell(new Phrase("Category Name", FontFactory.GetFont(FontFactory.HELVETICA, 14, Font.NORMAL))); datatable.AddCell("Edit"); datatable.AddCell("Delete"); datatable.AddCell("Products");
// This cell spans the remaining 3 columns in 1 row //datatable.DefaultRowspan = 1; //datatable.DefaultColspan = 3; //datatable.AddCell("Just Put Anything");
// These cells span 1 row and 1 column //datatable.DefaultColspan = 1; //datatable.AddCell("Col 1"); //datatable.AddCell("Col 2"); //datatable.AddCell("Col 3");
datatable.DefaultCellBorderWidth = 1; datatable.DefaultRowspan = 1;
for (int i = 1; i < dgdManageCategory.Rows.Count; i++) { datatable.DefaultHorizontalAlignment = Element.ALIGN_LEFT; //datatable.AddCell(i.ToString()); //datatable.AddCell("This is my name."); //datatable.AddCell("I have a very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very long long address."); //datatable.AddCell("0123456789");
//datatable.DefaultHorizontalAlignment = Element.ALIGN_CENTER; //datatable.AddCell("No"); //datatable.AddCell("Yes"); //datatable.AddCell("No");
CheckBox cbIsActive = (CheckBox)dgdManageCategory.Rows[i].FindControl("cbIsActive"); datatable.AddCell(Convert.ToString(cbIsActive.Checked ));
Label lblCategoryName = (Label)dgdManageCategory.Rows[i].FindControl("lblCategoryName"); datatable.AddCell(lblCategoryName.Text);
//Label lblCatName = (Label)dgdManageCategory.Rows[i].FindControl("lblCatName"); //datatable.AddCell(lblCatName.ToString());
Button btnEdit = (Button)dgdManageCategory.Rows[i].FindControl("lbnEdit"); datatable.AddCell(btnEdit.Text);
Button btnDelete = (Button)dgdManageCategory.Rows[i].FindControl("lbnDelete"); datatable.AddCell(btnDelete.Text);
Button btnProducts = (Button)dgdManageCategory.Rows[i].FindControl("lbnProducts"); datatable.AddCell(btnProducts.Text); }
document.Add(datatable); } catch (Exception e) { string s = e.Message; Console.Error.WriteLine(e.Message); }
// we close the document document.Close();
Response.Clear(); Response.AddHeader("content-disposition", "attachment;filename=Export.pdf"); Response.ContentType = "application/pdf"; Response.BinaryWrite(msReport.ToArray()); Response.End();
//http://july-code.blogspot.com/2008/06/export-gridview-to-pdf.html }
//Get Help From:-// http://july-code.blogspot.com/2008/06/export-gridview-to-pdf.html//http://www.pdftron.com/net/usermanual.html

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