Returns the SubFilter type of the digital signature. Specification says that one must check the SubFilter before using various getters. Must call HasCryptographicSignature first and use it to check whether the signature is signed.

Namespace: pdftron.PDF
Assembly: pdftron (in pdftron.dll) Version: 255.255.255.255

Syntax

C++

JavaScript

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public DigitalSignatureFieldSubFilterType GetSubFilter()

Public Function GetSubFilter As DigitalSignatureFieldSubFilterType

public:
virtual DigitalSignatureFieldSubFilterType GetSubFilter() sealed

function GetSubFilter();

Return Value

Type: DigitalSignatureFieldSubFilterType
An enumeration describing what the SubFilter of the digital signature is from within the digital signature dictionary.

Reference

DigitalSignatureField Class

pdftron.PDF Namespace

DigitalSignatureFieldAddLanguageSpecificTextSet("LST8C71E1D1_0?cpp=::|nu=.");GetSubFilter Method

Return Value

Reference

DigitalSignatureFieldGetSubFilter Method