libopencascade-ocaf-lite-dev 6.5.0.dfsg-2build1 / usr / include / opencascade / TObj_TReference.hxx

This file is indexed.

/usr/include/opencascade/TObj_TReference.hxx is in libopencascade-ocaf-lite-dev 6.5.0.dfsg-2build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below. 

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
// File:        TObj_TReference.hxx
// Created:     Tue Nov 23 12:54:28 2004
// Author:      Pavel TELKOV
// Copyright:   Open CASCADE  2007
// The original implementation Copyright: (C) RINA S.p.A

#ifndef TObj_TReference_HeaderFile
#define TObj_TReference_HeaderFile

#include <TObj_Common.hxx>
#include <TDF_Attribute.hxx>
#include <TDF_Label.hxx>

class Handle(TObj_TReference);
class Handle(TObj_Object);
class Standard_GUID;
class Handle(TDF_RelocationTable);

/**
* Attribute for storing references to the objects which implement
* TObj_Object interface in the OCAF tree.
* Its persistency mechanism provides transparent method for storing
* cross-model references.
* Each reference, when created, registers itself in the referred object,
* to support back references
*/

class TObj_TReference : public TDF_Attribute
{
 public:
  //! Standard methods of OCAF attribute

  //! Empty constructor
  Standard_EXPORT TObj_TReference();

  //! This method is used in implementation of ID()
  static Standard_EXPORT const Standard_GUID& GetID();

  //! Returns the ID of TObj_TReference attribute.
  Standard_EXPORT const Standard_GUID& ID() const;

 public:
  //! Method for create TObj_TReference object

  //! Creates reference on TDF_Label <theLabel> to the object <theObject> and
  //! creates backreference from the object <theObject> to <theMaster> one.
  static Standard_EXPORT Handle(TObj_TReference) Set
                         (const TDF_Label&               theLabel,
                          const Handle(TObj_Object)& theObject,
                          const Handle(TObj_Object)& theMaster);

 public:
  //! Methods for setting and obtaining referenced object

  //! Sets the reference to the theObject
  Standard_EXPORT void Set(const Handle(TObj_Object)& theObject,
                           const TDF_Label&               theMasterLabel);

  //! Sets the reference to the theObject at indicated Label.
  //! It is method for persistent only. Don`t use anywhere else.
  Standard_EXPORT void Set(const TDF_Label& theLabel,
                           const TDF_Label& theMasterLabel);

  //! Returns the referenced theObject
  Standard_EXPORT Handle(TObj_Object) Get() const;

  //! Returns the Label of master object.
  Standard_EXPORT TDF_Label GetMasterLabel() const {return myMasterLabel;}

  //! Returns the referred label.
  Standard_EXPORT TDF_Label GetLabel() const {return myLabel;}

 public:
  //! Redefined OCAF abstract methods

  //! Returns an new empty TObj_TReference attribute. It is used by the
  //! copy algorithm.
  Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const;

  //! Restores the backuped contents from <theWith> into this one. It is used
  //! when aborting a transaction.
  Standard_EXPORT void Restore(const Handle(TDF_Attribute)& theWith);

  //! This method is used when copying an attribute from a source structure
  //! into a target structure.
  Standard_EXPORT void Paste(const Handle(TDF_Attribute)&       theInto,
                             const Handle(TDF_RelocationTable)& theRT) const;

  //! Remove back references of it reference if it is in other document.
  virtual Standard_EXPORT void BeforeForget();

  //! It is necessary for tranzaction mechanism (Undo/Redo).
  virtual Standard_EXPORT Standard_Boolean BeforeUndo
                   (const Handle(TDF_AttributeDelta)& theDelta,
                    const Standard_Boolean            isForced = Standard_False);

  //! It is necessary for tranzaction mechanism (Undo/Redo).
  virtual Standard_EXPORT Standard_Boolean AfterUndo
                   (const Handle(TDF_AttributeDelta)& theDelta,
                    const Standard_Boolean            isForced = Standard_False);

  //! Check if back reference exists for reference.
  virtual Standard_EXPORT void AfterResume();

  //! Called after retrieval reference from file.
  virtual Standard_EXPORT Standard_Boolean AfterRetrieval
                         (const Standard_Boolean forceIt = Standard_False);

 private:
  //! Fields
  TDF_Label myLabel;          //!< Label that indicate referenced object
  TDF_Label myMasterLabel;    //!< Label of object that have this reference.

 public:
  //! CASCADE RTTI
  DEFINE_STANDARD_RTTI(TObj_TReference)
};

//! Define handle class for TObj_TReference
DEFINE_STANDARD_HANDLE(TObj_TReference,TDF_Attribute)

#endif

#ifdef _MSC_VER
#pragma once
#endif

APT Browse - Built by Thomas Orozco.