0031075: Application Framework - reading STEP file into TDocStd_Document leads to...
[occt.git] / src / TDocStd / TDocStd_Owner.hxx
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42cf5bc1 1// Created on: 1999-07-12
2// Created by: Denis PASCAL
3// Copyright (c) 1999 Matra Datavision
4// Copyright (c) 1999-2014 OPEN CASCADE SAS
5//
6// This file is part of Open CASCADE Technology software library.
7//
8// This library is free software; you can redistribute it and/or modify it under
9// the terms of the GNU Lesser General Public License version 2.1 as published
10// by the Free Software Foundation, with special exception defined in the file
11// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12// distribution for complete text of the license and disclaimer of any warranty.
13//
14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
16
17#ifndef _TDocStd_Owner_HeaderFile
18#define _TDocStd_Owner_HeaderFile
19
20#include <Standard.hxx>
21#include <Standard_Type.hxx>
22
23#include <TDF_Attribute.hxx>
24#include <Standard_OStream.hxx>
25class TDocStd_Document;
26class Standard_GUID;
27class TDF_Data;
28class TDF_Attribute;
29class TDF_RelocationTable;
30
31
32class TDocStd_Owner;
33DEFINE_STANDARD_HANDLE(TDocStd_Owner, TDF_Attribute)
34
35//! This attribute located at the root label of the
36//! framework contains a back reference to the owner
37//! TDocStd_Document, providing acces to the document from
38//! any label. private class Owner;
39class TDocStd_Owner : public TDF_Attribute
40{
41
42public:
43
44
45 //! class methods
46 //! =============
47 Standard_EXPORT static const Standard_GUID& GetID();
48
49 Standard_EXPORT static void SetDocument (const Handle(TDF_Data)& indata, const Handle(TDocStd_Document)& doc);
ef779ae0 50
51 Standard_EXPORT static void SetDocument (const Handle(TDF_Data)& indata, TDocStd_Document* doc);
52
42cf5bc1 53 //! Owner methods
54 //! ===============
55 Standard_EXPORT static Handle(TDocStd_Document) GetDocument (const Handle(TDF_Data)& ofdata);
56
57 Standard_EXPORT TDocStd_Owner();
58
59 Standard_EXPORT void SetDocument (const Handle(TDocStd_Document)& document);
ef779ae0 60
61 Standard_EXPORT void SetDocument (TDocStd_Document* document);
62
42cf5bc1 63 Standard_EXPORT Handle(TDocStd_Document) GetDocument() const;
64
79104795 65 Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
42cf5bc1 66
79104795 67 Standard_EXPORT void Restore (const Handle(TDF_Attribute)& With) Standard_OVERRIDE;
42cf5bc1 68
79104795 69 Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
42cf5bc1 70
79104795 71 Standard_EXPORT void Paste (const Handle(TDF_Attribute)& Into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
42cf5bc1 72
73 Standard_EXPORT virtual Standard_OStream& Dump (Standard_OStream& anOS) const Standard_OVERRIDE;
74
bc73b006 75 //! Dumps the content of me into the stream
76 Standard_EXPORT void DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth = -1) const Standard_OVERRIDE;
77
42cf5bc1 78
79
80
92efcf78 81 DEFINE_STANDARD_RTTIEXT(TDocStd_Owner,TDF_Attribute)
42cf5bc1 82
83protected:
84
85
86
87
88private:
89
ef779ae0 90 //! It keeps pointer to the document to avoid handles cyclic dependency
91 TDocStd_Document* myDocument;
42cf5bc1 92
93
94};
95
96
97
98
99
100
101
102#endif // _TDocStd_Owner_HeaderFile