windows-nt/Source/XPSP1/NT/com/ole32/stg/ref/h/revert.hxx
2020-09-26 16:20:57 +08:00

87 lines
1.8 KiB
C++

//+--------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1996.
//
// File: revert.hxx
//
// Contents: PRevertable definition
//
// Classes: PRevertable
//
// Notes: This class forms the root of all objects in the
// transaction tree that understand reversion.
// It allows lists of them to be formed.
//
//---------------------------------------------------------------
#ifndef __REVERT_HXX__
#define __REVERT_HXX__
#include "dfmsp.hxx"
class CChildInstanceList;
class PRevertable
{
public:
virtual void RevertFromAbove(void) = 0;
#ifdef NEWPROPS
virtual SCODE FlushBufferedData() = 0;
#endif
inline DFLUID GetLuid(void) const;
inline DFLAGS GetDFlags(void) const;
inline PRevertable *GetNext(void) const;
friend class CChildInstanceList;
protected:
DFLUID _luid;
DFLAGS _df;
CDfName _dfn;
private:
PRevertable *_prvNext;
};
//+--------------------------------------------------------------
//
// Member: PRevertable::GetLuid, public
//
// Synopsis: Returns the LUID
//
//---------------------------------------------------------------
inline DFLUID PRevertable::GetLuid(void) const
{
return _luid;
}
//+--------------------------------------------------------------
//
// Member: PRevertable::GetDFlags, public
//
// Synopsis: Returns the flags
//
//---------------------------------------------------------------
inline DFLAGS PRevertable::GetDFlags(void) const
{
return _df;
}
//+--------------------------------------------------------------
//
// Member: PRevertable::GetNext, public
//
// Synopsis: Returns the next revertable
//
//---------------------------------------------------------------
inline PRevertable *PRevertable::GetNext(void) const
{
return _prvNext;
}
#endif // #ifndef __REVERT_HXX__