This class represents a name or number tree node dictionary.

This class is always an indirect object because CollectionElement.EntryResources, NameTreeNodeElement<T>.EntryKids, NumberTreeNodeElement<T>.EntryKids, NavigatorElement.EntryResources and NavigatorElement.EntryStrings require it to be so.

This is definitively detailed in:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; Table: 36, page 89.

System.Object
    WebSupergoo.ABCpdf13.Elements.Element
       WebSupergoo.ABCpdf13.Elements.TreeNodeElement
          WebSupergoo.ABCpdf13.Elements.NameTreeNodeElement<T>
          WebSupergoo.ABCpdf13.Elements.NumberTreeNodeElement<T>