111 lines
2.6 KiB
C++
111 lines
2.6 KiB
C++
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//+--------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1992.
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//
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// File: revert.hxx
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//
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// Contents: PRevertable definition
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//
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// Classes: PRevertable
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//
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// History: 28-Apr-92 DrewB Created
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// 18-May-93 AlexT Added CMallocBased
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// 20-Jan-98 HenryLee remove virtual functions
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//
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// Notes: This class forms the root of all objects in the
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// transaction tree that understand reversion.
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// It allows lists of them to be formed.
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//
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//---------------------------------------------------------------
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#ifndef __REVERT_HXX__
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#define __REVERT_HXX__
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#include <dfmsp.hxx>
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class CChildInstanceList;
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class PRevertable;
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// signatures of all objects derived from PRevertable
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#define CPUBDOCFILE_SIG LONGSIG('P', 'B', 'D', 'F')
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#define CPUBDOCFILE_SIGDEL LONGSIG('P', 'b', 'D', 'f')
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#define CPUBSTREAM_SIG LONGSIG('P', 'B', 'S', 'T')
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#define CPUBSTREAM_SIGDEL LONGSIG('P', 'b', 'S', 't')
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#define CROOTPUBDOCFILE_SIG LONGSIG('R', 'P', 'D', 'F')
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#define CROOTPUBDOCFILE_SIGDEL LONGSIG('R', 'p', 'D', 'f')
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class PRevertable : public CMallocBased
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{
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public:
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void RevertFromAbove(void);
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#ifdef NEWPROPS
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SCODE FlushBufferedData(int recursionlevel);
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#endif
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void EmptyCache ();
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inline DFLUID GetLuid(void) const;
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inline DFLAGS GetDFlags(void) const;
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inline PRevertable *GetNext(void) const;
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friend class CChildInstanceList;
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protected:
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ULONG _sig;
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DFLUID _luid;
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DFLAGS _df;
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CDfName _dfn;
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private:
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CBasedRevertablePtr _prvNext;
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};
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//+--------------------------------------------------------------
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//
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// Member: PRevertable::GetLuid, public
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//
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// Synopsis: Returns the LUID
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//
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// History: 11-Aug-92 DrewB Created
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//
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//---------------------------------------------------------------
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inline DFLUID PRevertable::GetLuid(void) const
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{
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return _luid;
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}
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//+--------------------------------------------------------------
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//
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// Member: PRevertable::GetDFlags, public
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//
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// Synopsis: Returns the flags
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//
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// History: 11-Aug-92 DrewB Created
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//
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//---------------------------------------------------------------
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inline DFLAGS PRevertable::GetDFlags(void) const
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{
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return _df;
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}
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//+--------------------------------------------------------------
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//
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// Member: PRevertable::GetNext, public
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//
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// Synopsis: Returns the next revertable
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//
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// History: 11-Aug-92 DrewB Created
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//
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//---------------------------------------------------------------
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inline PRevertable *PRevertable::GetNext(void) const
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{
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return BP_TO_P(PRevertable *, _prvNext);
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}
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#endif // #ifndef __REVERT_HXX__
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