HRESULT RegisterCategory( [in] REFCLSID rclsid, [in] REFGUID rcatid, [in] REFGUID rguid );
Contains the CLSID of the text service that owns the item.
Contains a GUID value that identifies the category to register the item under. This can be a user-defined category or one of the predefined category values.
Contains a GUID value that identifies the item to register.
The method can return one of the following values.
S_OK
The method was successful.
E_FAIL
An unspecified error occurred.
ITfCategoryMgr ITfCategoryMgr::UnregisterCategory Predefined Category Values
Send comments about this topic to Microsoft
Build date: 12/17/2008