1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #ifndef Model_AttributeRefAttr_H_
22 #define Model_AttributeRefAttr_H_
25 #include "ModelAPI_AttributeRefAttr.h"
26 #include <TDF_Label.hxx>
27 #include <TDF_Reference.hxx>
28 #include <TDataStd_Comment.hxx>
30 /**\class Model_AttributeRefAttr
32 * \brief Attribute that contains reference to an attribute of a feature
33 * (located in the same document).
36 class Model_AttributeRefAttr : public ModelAPI_AttributeRefAttr
38 Handle_TDF_Reference myRef; ///< reference to the feature label
39 TDF_Label myLab; ///< the main label of this attribute
40 ///< ID of the referenced attribute (empty if this is a reference to a feature)
41 Handle_TDataStd_Comment myID;
43 /// Returns true if this attribute references to a object (not to the attribute)
44 MODEL_EXPORT virtual bool isObject();
46 /// Defines the reference to the attribute
47 MODEL_EXPORT virtual void setAttr(std::shared_ptr<ModelAPI_Attribute> theAttr);
49 /// Returns attribute referenced from this attribute
50 MODEL_EXPORT virtual std::shared_ptr<ModelAPI_Attribute> attr();
52 /// Defines the reference to the object
53 MODEL_EXPORT virtual void setObject(ObjectPtr theFeature);
55 /// Returns object referenced from this attribute
56 MODEL_EXPORT virtual ObjectPtr object();
58 /// Returns true if attribute was initialized by some value
59 MODEL_EXPORT virtual bool isInitialized();
62 /// Objects are created for features automatically
63 MODEL_EXPORT Model_AttributeRefAttr(TDF_Label& theLabel);
64 /// Reinitializes the internal state of the attribute (may be needed on undo/redo, abort, etc)
65 virtual void reinit();
67 friend class Model_Data;