X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModelAPI%2FModelAPI_Object.h;h=aba6567eb3a0d643409a36dc40644d2811650511;hb=f626fe578ad8bf82242d71b583e96f846e628596;hp=7ac6696f5ad5b0433b2d662bd2c5917f6858372f;hpb=0b06415cbaab3da89567c28ea4a7ae6ecf50511b;p=modules%2Fshaper.git

diff --git a/src/ModelAPI/ModelAPI_Object.h b/src/ModelAPI/ModelAPI_Object.h
index 7ac6696f5..aba6567eb 100644
--- a/src/ModelAPI/ModelAPI_Object.h
+++ b/src/ModelAPI/ModelAPI_Object.h
@@ -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() {}