Get and set PDF viewer preferences in VB.NET and C#

With a PDF viewer component, you are not only able to view PDF documents, but also to control print, copy, edit, and change the pdf window options.

When using GemBox.Pdf, you can get and set PDF files viewer preferences in your VB.NET or C# application.

The following example shows how you can set PdfDocument.ViewerPreferences of an existing PDF document.

PDF Viewer Preferences created with GemBox.Pdf C#/VB.NET library
Screenshot of PDF Viewer Preferences set with GemBox.Pdf library
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using GemBox.Pdf;

class Program
{
    static void Main()
    {
        // If using the Professional version, put your serial key below.
        ComponentInfo.SetLicense("FREE-LIMITED-KEY");

        using (var document = PdfDocument.Load("%InputFileName%"))
        {
            // Get viewer preferences specifying the way the document should be displayed on the screen.
            var viewerPreferences = document.ViewerPreferences;

            // Modify viewer preferences.
            viewerPreferences.CenterWindow = false;
            viewerPreferences.FitWindow = true;
            viewerPreferences.HideMenubar = true;
            viewerPreferences.HideToolbar = false;
            viewerPreferences.NonFullScreenPageMode = PdfPageMode.FullScreen;
            viewerPreferences.ViewArea = PdfPageBoundaryType.MediaBox;

            document.Save("Viewer Preferences.pdf");
        }
    }
}
Imports GemBox.Pdf

Module Program

    Sub Main()

        ' If using the Professional version, put your serial key below.
        ComponentInfo.SetLicense("FREE-LIMITED-KEY")

        Using document = PdfDocument.Load("%InputFileName%")

            ' Get viewer preferences specifying the way the document should be displayed on the screen.
            Dim ViewerPreferences = document.ViewerPreferences

            ' Modify viewer preferences.
            ViewerPreferences.CenterWindow = False
            ViewerPreferences.FitWindow = True
            ViewerPreferences.HideMenubar = True
            ViewerPreferences.HideToolbar = False
            ViewerPreferences.NonFullScreenPageMode = PdfPageMode.FullScreen
            ViewerPreferences.ViewArea = PdfPageBoundaryType.MediaBox

            document.Save("Viewer Preferences.pdf")
        End Using
    End Sub
End Module

See also


Next steps

GemBox.Pdf is a .NET component that enables developers to read, merge and split PDF files or execute low-level object manipulations from .NET applications in a simple and efficient way.

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