ITTAPI::RegisterRequestRecipient method (tapi3if.h)

The RegisterRequestRecipient method registers an application instance as being the proper one to handle assisted telephony requests.

Syntax

HRESULT RegisterRequestRecipient(
  [in] long         lRegistrationInstance,
  [in] long         lRequestMode,
  [in] VARIANT_BOOL fEnable
);

[in] lRegistrationInstance

Pointer to registration instance.

[in] lRequestMode

Request mode.

[in] fEnable

VARIANT_TRUE indicates that the caller wants to register as the handler; VARIANT_FALSE that it wants to unregister as the handler.

This method can return one of these values.

Return code	Description
S_OK	Method succeeded.
E_INVALIDARG	The TAPI object has not been initialized.
E_OUTOFMEMORY	Insufficient memory exists to perform the operation.