include/opencascade/Storage_CallBack.hxx

0001 // Created on: 1997-02-27
0002 // Created by: Christophe LEYNADIER
0003 // Copyright (c) 1997-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Storage_CallBack_HeaderFile
0018 #define _Storage_CallBack_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Standard_Transient.hxx>
0024 class Standard_Persistent;
0025 class Storage_Schema;
0026 class Storage_BaseDriver;
0027
0028
0029 class Storage_CallBack;
0030 DEFINE_STANDARD_HANDLE(Storage_CallBack, Standard_Transient)
0031
0032 class Storage_CallBack : public Standard_Transient
0033 {
0034 public:
0035
0036   Standard_EXPORT virtual Handle(Standard_Persistent) New() const = 0;
0037
0038   Standard_EXPORT virtual void Add (const Handle(Standard_Persistent)& aPers, const Handle(Storage_Schema)& aSchema) const = 0;
0039
0040   Standard_EXPORT virtual void Write (const Handle(Standard_Persistent)& aPers,
0041                                       const Handle(Storage_BaseDriver)& aDriver,
0042                                       const Handle(Storage_Schema)& aSchema) const = 0;
0043
0044   Standard_EXPORT virtual void Read (const Handle(Standard_Persistent)& aPers,
0045                                      const Handle(Storage_BaseDriver)& aDriver,
0046                                      const Handle(Storage_Schema)& aSchema) const = 0;
0047
0048   DEFINE_STANDARD_RTTIEXT(Storage_CallBack,Standard_Transient)
0049
0050 };
0051
0052 #endif // _Storage_CallBack_HeaderFile