IOpcSigningOptions::SetSignatureId method (msopc.h)

Sets the value of the Id attribute of the Signature element.

Syntax

HRESULT SetSignatureId(
  [in] LPCWSTR signatureId
);

[in] signatureId

The value of the Id attribute.

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code	Description
S_OK	The method succeeded.
E_POINTER	The signatureId parameter is NULL.

The Id attribute of the Signature element is optional. If this method is not called, the Signature element will not have the Id attribute.

To access the Id before the signature is generated, call the IOpcSigningOptions::GetSignatureId. To access the signature Id after the signature is generated, call the IOpcDigitalSignature::GetSignatureId method.

Packaging objects are not thread-safe.

Requirement	Value
Minimum supported client	Windows 7 [desktop apps only]
Minimum supported server	Windows Server 2008 R2 [desktop apps only]
Target Platform	Windows
Header	msopc.h