1 // Copyright (c) 2015 OPEN CASCADE SAS
3 // This file is part of Open CASCADE Technology software library.
5 // This library is free software; you can redistribute it and/or modify it under
6 // the terms of the GNU Lesser General Public License version 2.1 as published
7 // by the Free Software Foundation, with special exception defined in the file
8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9 // distribution for complete text of the license and disclaimer of any warranty.
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
15 #ifndef _StdLPersistent_TreeNode_HeaderFile
16 #define _StdLPersistent_TreeNode_HeaderFile
18 #include <StdObjMgt_Attribute.hxx>
20 #include <TDataStd_TreeNode.hxx>
21 #include <Standard_GUID.hxx>
24 class StdLPersistent_TreeNode
25 : public StdObjMgt_Attribute<TDataStd_TreeNode>::Static
28 //! Read persistent data from a file.
29 Standard_EXPORT virtual void Read (StdObjMgt_ReadData& theReadData);
31 //! Write persistent data to a file.
32 Standard_EXPORT virtual void Write (StdObjMgt_WriteData& theWriteData) const;
34 //! Gets persistent child objects
35 Standard_EXPORT virtual void PChildren(StdObjMgt_Persistent::SequenceOfPersistent&) const;
37 //! Returns persistent type name
38 virtual Standard_CString PName() const
39 { return "PDataStd_TreeNode"; }
41 //! Create an empty transient attribuite
42 Standard_EXPORT virtual Handle(TDF_Attribute) CreateAttribute();
44 //! Import transient attribuite from the persistent data.
45 Standard_EXPORT virtual void ImportAttribute();
48 struct dynamic : public Standard_Transient
50 Handle(StdLPersistent_TreeNode) First;
54 Handle(dynamic) myDynamicData;
55 Handle(StdLPersistent_TreeNode) myNext;