How to сonvert a password protected workbook to PDF in C# and .NET


Complete code

using SautinSoft;
using System;
using System.IO;

namespace Sample
{
    class Sample
    {
        static void Main(string[] args)
        {
            // Convert a password protected workbook
            ExcelToPdf x = new ExcelToPdf();

            // Set PDF as output format.
            x.OutputFormat = SautinSoft.ExcelToPdf.eOutputFormat.Pdf;

            // Set the user password for restricting access to opening the PDF file.
            x.Options.PdfSecurity.UserPassword = "qwerty";

            // Set the owner password for controlling permissions for editing, printing, and other modifications.
            x.Options.PdfSecurity.OwnerPassword = "";

            string excelFile = Path.GetFullPath(@"..\..\..\test.xlsx");
            string pdfFile = Path.ChangeExtension(excelFile, ".pdf"); ;

            try
            {
                x.ConvertFile(excelFile, pdfFile);
                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(pdfFile) { UseShellExecute = true });
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                Console.ReadLine();
            }

        }
    }
}

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Imports SautinSoft
Imports System
Imports System.IO

Namespace Sample
	Friend Class Sample
		Shared Sub Main(ByVal args() As String)
			' Convert a password protected workbook
			Dim x As New ExcelToPdf()

			' Set PDF as output format.
			x.OutputFormat = SautinSoft.ExcelToPdf.eOutputFormat.Pdf

			' Set the user password for restricting access to opening the PDF file.
			x.Options.PdfSecurity.UserPassword = "qwerty"

			' Set the owner password for controlling permissions for editing, printing, and other modifications.
			x.Options.PdfSecurity.OwnerPassword = ""

			Dim excelFile As String = Path.GetFullPath("..\..\..\test.xlsx")
			Dim pdfFile As String = Path.ChangeExtension(excelFile, ".pdf")


			Try
				x.ConvertFile(excelFile, pdfFile)
				System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(pdfFile) With {.UseShellExecute = True})
			Catch ex As Exception
				Console.WriteLine(ex.Message)
				Console.ReadLine()
			End Try

		End Sub
	End Class
End Namespace

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