LoadTypeLibEx function (oleauto.h)

  • Article

Loads a type library and (optionally) registers it in the system registry.

Syntax

HRESULT LoadTypeLibEx(
  LPCOLESTR szFile,
  REGKIND   regkind,
  ITypeLib  **pptlib
);

Parameters

szFile

The type library file.

regkind

Identifies the kind of registration to perform for the type library based on the following flags: DEFAULT, REGISTER and NONE. REGKIND_DEFAULT simply calls LoadTypeLib and registration occurs based on the LoadTypeLib registration rules. REGKIND_NONE calls LoadTypeLib without the registration process enabled. REGKIND_REGISTER calls LoadTypeLib followed by RegisterTypeLib, which registers the type library. To unregister the type library, use UnRegisterTypeLib.

pptlib

The type library.

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.
TYPE_E_CANTLOADLIBRARY
 The type library or DLL could not be loaded.

Remarks

Enables programmers to specify whether or not the type library should be loaded.

Requirements

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