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CLSIDFromProgID

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This function looks up a class identifier in the registry, given a programmatic identifier.

HRESULT CLSIDFromProgID(
  LPCOLESTR lpszProgID, 
  LPCLSID pclsid
);

Parameters

  • lpszProgID
    [in] Long pointer to the ProgID whose class identifier is requested.
  • pclsid
    [out] Pointer to the retrieved class identifier on return.

Return Values

One of the values described in the following table is returned.

Value Description
S_OK The class identifier was retrieved successfully.
CO_E_CLASSSTRING The registered class identifier for the ProgID is invalid.
REGDB_E_WRITEREGDB An error occurred writing the class identifier to the registry.
REGDB_E_CLASSNOTREG The class identifier for the ProgID cannot be found in the registry.

Remarks

Given a ProgID, CLSIDFromProgID looks up its associated class identifier in the registry.

To determine whether the platform supports this function, see Determining Supported COM APIs.

Requirements

OS Versions: Windows CE 2.10 and later.
Header: Objbase.h.
Link Library: Ole32.lib.

Last updated on Wednesday, April 13, 2005

© 2005 Microsoft Corporation. All rights reserved.