IConnectionPoint::Unadvise method (ocidl.h)

Terminates an advisory connection previously established between a connection point object and a client's sink.


HRESULT Unadvise(
  [in] DWORD dwCookie


[in] dwCookie

A connection token previously returned from IConnectionPoint::Advise.

Return value

This method can return the standard return values E_UNEXPECTED, as well as the following values.

Return code Description
The connection was terminated successfully.
The value in dwCookie does not represent a valid connection.


When an advisory connection is terminated, the connection point calls the Release method on the pointer that was saved for the connection during the IConnectionPoint::Advise method. This Release reverses the AddRef that was performed during the Advise when the connection point calls the advisory sink's QueryInterface.


Minimum supported client Windows 2000 Professional [desktop apps | UWP apps]
Minimum supported server Windows 2000 Server [desktop apps | UWP apps]
Target Platform Windows
Header ocidl.h

See also