IWSDServiceProxyEventing::UnsubscribeToMultipleOperations method (wsdclient.h)

Article
10/13/2021

Cancels a collection of subscriptions to notifications or solicit/response events.

Syntax

HRESULT UnsubscribeToMultipleOperations(
  [in] const WSD_OPERATION  *pOperations,
  [in] DWORD                dwOperationCount,
  [in] const WSDXML_ELEMENT *pAny
);

Parameters

[in] pOperations

Pointer to an array of references to WSD_OPERATION structures that specify the operations to unsubscribe from.

[in] dwOperationCount

The number of elements in the array in pOperations.

[in] pAny

Pointer to extensible data to be added to the body of the request.

Return value

Possible return values include, but are not limited to, the following:

Return code	Description
S_OK	Method completed successfully.
E_INVALIDARG	The proxy is not subscribed to the notification specified by pOperation.
E_POINTER	pOperation is NULL.

Remarks

This method is designed to be exclusively called by generated proxy code.

Requirements

Requirement	Value
Minimum supported client	Windows 7 [desktop apps only]
Minimum supported server	Windows Server 2008 R2 [desktop apps only]
Target Platform	Windows
Header	wsdclient.h (include Wsdapi.h)
DLL	Wsdapi.dll

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