PdfOptionalCollectionT Class

Represents a base class for all collection types whose backing storage (usually PdfArray) is optional and created only if required.

Inheritance Hierarchy

SystemObject
  SautinSoft.PdfPdfObject
    SautinSoft.PdfPdfCollection
      SautinSoft.PdfPdfCollectionT
        SautinSoft.PdfPdfOptionalCollectionT
          SautinSoft.Pdf.AnnotationsPdfAnnotationCollection
          SautinSoft.Pdf.FormsPdfChoiceFieldItemCollection
          SautinSoft.PdfPdfAssociatedFileCollection

Namespace: SautinSoft.Pdf
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2024.8.8

Syntax

Copy

public abstract class PdfOptionalCollection<T> : PdfCollection<T>, 
	IList, ICollection, IEnumerable, IList<T>, ICollection<T>, 
	IEnumerable<T>

Public MustInherit Class PdfOptionalCollection(Of T)
	Inherits PdfCollection(Of T)
	Implements IList, ICollection, IEnumerable, IList(Of T), 
	ICollection(Of T), IEnumerable(Of T)

Type Parameters

T: The type of elements in the collection.

The PdfOptionalCollectionT type exposes the following members.

Properties

	Name	Description
	Count	Gets the number of elements contained in the PdfCollection. (Inherited from PdfCollection)
	Item	Gets or sets the element at the specified index. (Inherited from PdfCollectionT)
	Metadata	(Optional; PDF 1.4) A metadata stream containing metadata for the component. (Inherited from PdfObject)

Top

Methods

	Name	Description
	Add	Adds an element to the end of the PdfCollectionT. (Inherited from PdfCollectionT)
	Clear	Removes all elements from the PdfCollection. (Inherited from PdfCollection)
	Contains	Determines whether an element is in the PdfCollectionT. (Inherited from PdfCollectionT)
	CopyTo	Copies the entire PdfCollectionT to a compatible one-dimensional array, starting at the specified index of the target array. (Inherited from PdfCollectionT)
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
	GetEnumerator	Returns an enumerator that iterates through the PdfCollectionT. (Inherited from PdfCollectionT)
	GetHashCode	Serves as the default hash function. (Inherited from Object)
	GetType	Gets the Type of the current instance. (Inherited from Object)
	IndexOf	Searches for the specified element and returns the zero-based index of the first occurrence within the entire PdfCollectionT. (Inherited from PdfCollectionT)
	Insert	Inserts an element into the PdfCollectionT at the specified index. (Inherited from PdfCollectionT)
	Remove	Removes the first occurrence of a specific element from the PdfCollectionT. (Inherited from PdfCollectionT)
	RemoveAt	Removes the element at the specified index of the PdfCollection. (Inherited from PdfCollection)
	ToString	Returns a string that represents the current object. (Inherited from Object)

Top

Extension Methods

	Name	Description
	GetArray	Gets the PdfArray that serves as a backing storage of the specified PdfCollection. (Defined by PdfObjectExtensions)
	GetArray	Gets the PdfArray that serves as a backing storage of the specified PdfObject or if no PdfArray serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)
	GetDictionary	Gets the PdfDictionary that serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)
	GetOrAddArray	Gets the PdfArray that serves as a backing storage of the specified PdfCollection. (Defined by PdfObjectExtensions)
	GetOrAddDictionary	Gets the PdfDictionary that serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)

Top

Reference

SautinSoft.Pdf Namespace