X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModelAPI%2FModelAPI_Object.h;h=aba6567eb3a0d643409a36dc40644d2811650511;hb=d0a227e8835b402a07478a3aa7597cf6af8e7f8d;hp=f6e3c6c3228d6b34867361e7ab06a8060b3c06d5;hpb=61da4e89d2ec63daa429d304f928482a0e6fa0b7;p=modules%2Fshaper.git

diff --git a/src/ModelAPI/ModelAPI_Object.h b/src/ModelAPI/ModelAPI_Object.h
index f6e3c6c32..aba6567eb 100644
--- a/src/ModelAPI/ModelAPI_Object.h
+++ b/src/ModelAPI/ModelAPI_Object.h
@@ -46,7 +46,7 @@ class ModelAPI_Object
   }
 
   /// Returns document this feature belongs to
-  virtual boost::shared_ptr<ModelAPI_Document> document()
+  virtual boost::shared_ptr<ModelAPI_Document> document() const
   {
     return myDoc;
   }
@@ -54,6 +54,10 @@ class ModelAPI_Object
   /// Returns the group identifier of this object
   virtual std::string groupName() = 0;
 
+  /// Called on change of any argument-attribute of this object
+  MODELAPI_EXPORT virtual void attributeChanged() 
+  {}
+
   /// To use virtuality for destructors
   virtual ~ModelAPI_Object() {}