perhist.idl

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/*
 * 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);
}