|  | /* | 
|  | * Copyright 2009 Alistair Leslie-Hughes | 
|  | * | 
|  | * This library is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU Lesser General Public | 
|  | * License as published by the Free Software Foundation; either | 
|  | * version 2.1 of the License, or (at your option) any later version. | 
|  | * | 
|  | * This library is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
|  | * Lesser General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU Lesser General Public | 
|  | * License along with this library; if not, write to the Free Software | 
|  | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA | 
|  | */ | 
|  |  | 
|  | import "objidl.idl"; | 
|  | import "oleidl.idl"; | 
|  |  | 
|  | [ | 
|  | object, | 
|  | uuid(91A565C1-E38F-11d0-94BF-00A0C9055CBF), | 
|  | pointer_default(unique) | 
|  | ] | 
|  | interface IPersistHistory : IPersist | 
|  | { | 
|  | typedef [unique] IPersistHistory *LPPERSISTHISTORY; | 
|  |  | 
|  | HRESULT LoadHistory([in] IStream *pStream, [in] IBindCtx *pbc); | 
|  |  | 
|  | HRESULT SaveHistory([in] IStream *pStream); | 
|  |  | 
|  | HRESULT SetPositionCookie([in] DWORD dwPositioncookie); | 
|  |  | 
|  | HRESULT GetPositionCookie([out] DWORD *pdwPositioncookie); | 
|  | } |