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ITLocationInfo::get_CancelCallWaitingCode method (tapi3if.h)

  • Article

The get_CancelCallWaitingCode method gets the dial digits and modifier characters that must be prefixed to a dialable string to cancel call waiting.

Syntax

HRESULT get_CancelCallWaitingCode(
  [out] BSTR *ppCode
);

Parameters

[out] ppCode

Pointer to BSTR representation of dial digits and modifier characters required to cancel call waiting.

Return value

This method can return one of these values.

Return code Description
S_OK
 Method succeeded.
E_POINTER
 The ppCode parameter is not a valid pointer.
E_OUTOFMEMORY
 Insufficient memory exists to perform the operation.

Remarks

The application must use SysFreeString to free the memory allocated for the ppCode parameter.

The value that this method returns corresponds to the dwCancelCallWaitingSize and dwCancelCallWaitingOffset members of TAPI 2's LINELOCATIONENTRY structure.

Requirements

Requirement Value
Target Platform Windows
Header tapi3if.h (include Tapi3.h)
Library Uuid.lib
DLL Tapi3.dll

See also

ITLocationInfo

LINELOCATIONENTRY

lineGetTranslateCaps