source: vbox/trunk/src/VBox/Devices/Graphics/shaderlib/wine/include/perhist.idl

/*
 * 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
 */

/*
 * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice
 * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
 * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where
 * a choice of LGPL license versions is made available with the language indicating
 * that LGPLv2 or any later version may be used, or where a choice of which version
 * of the LGPL is applied is otherwise unspecified.
 */

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);
}