UnRegisterTypeLib function (oleauto.h)

Removes type library information from the system registry. Use this API to allow applications to properly uninstall themselves.

Syntax

HRESULT UnRegisterTypeLib(
  REFGUID libID,
  WORD    wVerMajor,
  WORD    wVerMinor,
  LCID    lcid,
  SYSKIND syskind
);

Parameters

libID

The GUID of the type library.

wVerMajor

The major version of the type library.

wVerMinor

The minor version of the type library.

lcid

The locale identifier.

syskind

The target operating system.

Return value

This function can return one of these values.

Return code Description
S_OK
Success.
E_INVALIDARG
One or more of the arguments is not valid.
E_OUTOFMEMORY
Insufficient memory to complete the operation.
TYPE_E_IOERROR
The function could not write to the file.
TYPE_E_REGISTRYACCESS
The system registration database could not be opened.
TYPE_E_INVALIDSTATE
The type library could not be opened.

Remarks

In-process objects typically call this API from DllUnregisterServer.

Requirements

Requirement Value
Target Platform Windows
Header oleauto.h
Library OleAut32.lib
DLL OleAut32.dll