Fix for #767: correct the internal history structure for nested features

[modules/shaper.git] / src / Model / Model_AttributeRefAttr.h

diff --git a/src/Model/Model_AttributeRefAttr.h b/src/Model/Model_AttributeRefAttr.h
index 1833d3eb9f255c165b533f4966a01b1c16b0c298..49337e695a9e7ebae3b79a944271b6a3d2b72f52 100644 (file)
--- a/src/Model/Model_AttributeRefAttr.h
+++ b/src/Model/Model_AttributeRefAttr.h
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
 // File:        Model_AttributeRefAttr.h
 // Created:     8 May 2014
 // Author:      Mikhail PONIKAROV
@@ -38,6 +40,9 @@ class Model_AttributeRefAttr : public ModelAPI_AttributeRefAttr
   /// Returns object referenced from this attribute
   MODEL_EXPORT virtual ObjectPtr object();
 
+  /// Returns true if attribute was  initialized by some value
+  MODEL_EXPORT virtual bool isInitialized();
+
  protected:
   /// Objects are created for features automatically
   MODEL_EXPORT Model_AttributeRefAttr(TDF_Label& theLabel);