VintaSoft Imaging .NET SDK v8.6
Vintasoft.Imaging.Pdf Namespace / PdfDocument Class / EmbeddedFiles Property
Example



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    EmbeddedFiles Property
    In This Topic
    Gets or sets a dictionary of embedded file specifications.
    Syntax
    'Declaration
     
    Public Property EmbeddedFiles As PdfEmbeddedFileSpecificationDictionary
    public PdfEmbeddedFileSpecificationDictionary EmbeddedFiles {get; set;}
    public: __property PdfEmbeddedFileSpecificationDictionary* get_EmbeddedFiles();
    public: __property void set_EmbeddedFiles( 
       PdfEmbeddedFileSpecificationDictionary* value
    );
    public:
    property PdfEmbeddedFileSpecificationDictionary^ EmbeddedFiles {
       PdfEmbeddedFileSpecificationDictionary^ get();
       void set (    PdfEmbeddedFileSpecificationDictionary^ value);
    }
    Example
    This example shows how to obtain information about all embedded files of PDF document.
    ''' <summary>
    ''' Prints information about all embedded files of PDF document.
    ''' </summary>
    ''' <param name="pdfFilename">The filename of PDF document.</param>
    Public Shared Sub PrintEmbeddedFilesInfo(pdfFilename As String)
        ' open PDF document
        Using document As New Vintasoft.Imaging.Pdf.PdfDocument(pdfFilename, True)
            ' get the dictionary of embedded file specifications
            Dim embeddedFiles As Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecificationDictionary = document.EmbeddedFiles
            ' if dictionary is empty
            If embeddedFiles Is Nothing OrElse embeddedFiles.Count = 0 Then
                System.Console.WriteLine("No embedded files.")
            Else
                ' if dictionary is NOT empty
                System.Console.WriteLine(String.Format("There are {0} embedded files.", embeddedFiles.Count))
                ' counter of embedded files
                Dim counter As Integer = 1
                ' for each name-specification pair
                For Each embeddedFileInfo As System.Collections.Generic.KeyValuePair(Of String, Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecification) In embeddedFiles
                    ' write name of the file specification
                    System.Console.WriteLine(String.Format("{0}) Name: ""{1}""", System.Math.Max(System.Threading.Interlocked.Increment(counter),counter - 1), embeddedFileInfo.Key))
                    ' get the file specification
                    Dim embeddedFileSpecification As Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecification = embeddedFileInfo.Value
                    ' write description of the file specification
                    System.Console.WriteLine(String.Format("   Description: ""{0}""", embeddedFileSpecification.Description))
                    ' write file name
                    System.Console.WriteLine(String.Format("   Filename: ""{0}""", embeddedFileSpecification.Filename))
                    ' write file system
                    System.Console.WriteLine(String.Format("   FileSystem: ""{0}""", embeddedFileSpecification.FileSystem))
                    ' get the embedded file
                    Dim embeddedFile As Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFile = embeddedFileSpecification.EmbeddedFile
                    System.Console.WriteLine(String.Format("   EmbeddedFile:"))
                    ' write compression of the embedded file
                    System.Console.WriteLine(String.Format("      Compression: {0}", embeddedFile.Compression))
                    ' write creation date of the embedded file
                    System.Console.WriteLine(String.Format("      CreationDate: {0}", embeddedFile.CreationDate))
                    ' write modification date of the embedded file
                    System.Console.WriteLine(String.Format("      ModifyDate: {0}", embeddedFile.ModifyDate))
                    ' write uncompressed length of the embedded file
                    System.Console.WriteLine(String.Format("      UncompressedLength: {0} bytes", embeddedFile.UncompressedLength))
                    ' write compressed length of the embedded file
                    System.Console.WriteLine(String.Format("      CompressedLength: {0} bytes", embeddedFile.Length))
                    System.Console.WriteLine()
                Next
            End If
        End Using
    End Sub
    /// <summary>
    /// Prints information about all embedded files of PDF document.
    /// </summary>
    /// <param name="pdfFilename">The filename of PDF document.</param>
    public static void PrintEmbeddedFilesInfo(string pdfFilename)
    {
        // open PDF document
        using (Vintasoft.Imaging.Pdf.PdfDocument document = 
            new Vintasoft.Imaging.Pdf.PdfDocument(pdfFilename, true))
        {
            // get the dictionary of embedded file specifications
            Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecificationDictionary embeddedFiles = document.EmbeddedFiles;
            // if dictionary is empty
            if (embeddedFiles == null || embeddedFiles.Count == 0)
            {
                System.Console.WriteLine("No embedded files.");
            }
            // if dictionary is NOT empty
            else
            {
                System.Console.WriteLine(string.Format("There are {0} embedded files.", embeddedFiles.Count));
                // counter of embedded files
                int counter = 1;
                // for each name-specification pair
                foreach (System.Collections.Generic.KeyValuePair<string, Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecification> 
                    embeddedFileInfo in embeddedFiles)
                {
                    // write name of the file specification
                    System.Console.WriteLine(string.Format("{0}) Name: \"{1}\"", counter++, embeddedFileInfo.Key));
                    // get the file specification
                    Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFileSpecification embeddedFileSpecification = embeddedFileInfo.Value;
                    // write description of the file specification
                    System.Console.WriteLine(string.Format("   Description: \"{0}\"", embeddedFileSpecification.Description));
                    // write file name
                    System.Console.WriteLine(string.Format("   Filename: \"{0}\"", embeddedFileSpecification.Filename));
                    // write file system
                    System.Console.WriteLine(string.Format("   FileSystem: \"{0}\"", embeddedFileSpecification.FileSystem));
                    // get the embedded file
                    Vintasoft.Imaging.Pdf.Tree.PdfEmbeddedFile embeddedFile = embeddedFileSpecification.EmbeddedFile;
                    System.Console.WriteLine(string.Format("   EmbeddedFile:"));
                    // write compression of the embedded file
                    System.Console.WriteLine(string.Format("      Compression: {0}", embeddedFile.Compression));
                    // write creation date of the embedded file
                    System.Console.WriteLine(string.Format("      CreationDate: {0}", embeddedFile.CreationDate));
                    // write modification date of the embedded file
                    System.Console.WriteLine(string.Format("      ModifyDate: {0}", embeddedFile.ModifyDate));
                    // write uncompressed length of the embedded file
                    System.Console.WriteLine(string.Format("      UncompressedLength: {0} bytes", embeddedFile.UncompressedLength));
                    // write compressed length of the embedded file
                    System.Console.WriteLine(string.Format("      CompressedLength: {0} bytes", embeddedFile.Length));
                    System.Console.WriteLine();
                }
            }
        }
    }
    Requirements

    Target Platforms: Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2012, Windows Server 2008, Windows Server 2003

    See Also