EVO HTML to PDF Converter

Auto Create Hierarchical Bookmarks

EVO PDF Client for .NET Documentation

EVO HTML to PDF Converter can be configured to automatically create a hierarchy of bookmarks in PDF document based on H1 to H6 head tags found in HTML document by simply turning on the PdfBookmarkOptionsAutoBookmarksEnabled option. An object of PdfBookmarkOptions type is exposed by the HtmlToPdfConverterPdfBookmarkOptions property.

Code Sample - Auto Create Hierarchical Bookmarks

protected void convertToPdf()
{
    // Get the server IP and port
    String serverIP = textBoxServerIP.Text;
    uint serverPort = uint.Parse(textBoxServerPort.Text);

    // Create a HTML to PDF converter object
    HtmlToPdfConverter htmlToPdfConverter = null;
    if (radioButtonUseTcpService.Checked)
        htmlToPdfConverter = new HtmlToPdfConverter(serverIP, serverPort);
    else
        htmlToPdfConverter = new HtmlToPdfConverter(true, textBoxWebServiceUrl.Text);

    // Set optional service password
    if (textBoxServicePassword.Text.Length > 0)
        htmlToPdfConverter.ServicePassword = textBoxServicePassword.Text;

    // Set license key received after purchase to use the converter in licensed mode
    // Leave it not set to use the converter in demo mode
    htmlToPdfConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

    // Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
    // Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
    htmlToPdfConverter.ConversionDelay = 2;

    // Auto Create a hierarchy of bookmarks from H1 to H6 tags found in HTML
    if (autoBookmarksCheckBox.Checked)
    {
        // Enable the creation of a hierarchy of bookmarks from H1 to H6 tags
        htmlToPdfConverter.PdfBookmarkOptions.AutoBookmarksEnabled = true;

        // Display the bookmarks panel in PDF viewer when the generated PDF is opened
        htmlToPdfConverter.PdfViewerPreferences.PageMode = ViewerPageMode.UseOutlines;
    }

    // Convert the HTML page to a PDF document in a memory buffer
    byte[] outPdfBuffer = htmlToPdfConverter.ConvertUrl(urlTextBox.Text);
}