public PDFSecurityOptions()
public:
PDFSecurityOptions();
__init__() # Default constructor
This constructor sets the properties of the resulting object as follows:
using Leadtools.WinForms;
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Controls;
using Leadtools.Drawing;
using Leadtools.ImageProcessing;
using Leadtools.Pdf;
using Leadtools.Svg;
/// This example will encrypt a PDF file with both a user password and an owner password and restrict printing.
public void PDFFileSecurityOptionsExample()
{
string sourceFileName = Path.Combine(LEAD_VARS.ImagesDir, @"Leadtools.pdf");
string destinationFileName = Path.Combine(LEAD_VARS.ImagesDir, @"LEAD_EncryptedNoPrint.pdf");
PDFFile pdfFile = new PDFFile(sourceFileName);
// Set the security options
pdfFile.SecurityOptions = new PDFSecurityOptions();
pdfFile.SecurityOptions.UserPassword = "LEAD";
pdfFile.SecurityOptions.OwnerPassword = "LEAD_SECRET";
pdfFile.SecurityOptions.PrintEnabled = false;
pdfFile.SecurityOptions.HighQualityPrintEnabled = false;
pdfFile.SecurityOptions.EncryptionMode = PDFEncryptionMode.RC128Bit;
// Encrypt the file by saving it to the destination file
pdfFile.Convert(1, -1, destinationFileName);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
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