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ICatRegister::RegisterClassReqCategories method

Registers the class as requiring one or more component categories.

Syntax


HRESULT RegisterClassReqCategories(
  [in]  REFCLSID rclsid,
  [in]  ULONG cCategories,
  [in]  CATID rgcatid[]
);

Parameters

rclsid [in]

The class identifier.

cCategories [in]

The number of category CATIDs to be associated as category identifiers for the class.

rgcatid [in]

An array of CATIDs to be associated as category identifiers for the class.

Return value

This method can return the following values.

Return codeDescription
S_OK

The method completed successfully.

E_INVALIDARG

One or more arguments are incorrect.

 

Remarks

In case of an error, this method does not ensure that the registry is restored to the state prior to the call. This method can only be called by the owner of a class, usually as part of the installation of the component.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

ComCat.h

IDL

ComCat.idl

IID

IID_ICatRegister is defined as 0002E012-0000-0000-C000-000000000046

See also

ICatRegister

 

 

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