X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModelAPI%2FModelAPI_Object.h;h=aba6567eb3a0d643409a36dc40644d2811650511;hb=d0a227e8835b402a07478a3aa7597cf6af8e7f8d;hp=2d4838c17252f4feed9cfb8d078d21e0514f01ad;hpb=3da12847434e80669f608d589074a181df87da4e;p=modules%2Fshaper.git

diff --git a/src/ModelAPI/ModelAPI_Object.h b/src/ModelAPI/ModelAPI_Object.h
index 2d4838c17..aba6567eb 100644
--- a/src/ModelAPI/ModelAPI_Object.h
+++ b/src/ModelAPI/ModelAPI_Object.h
@@ -6,6 +6,7 @@
 #define ModelAPI_Object_H_
 
 #include "ModelAPI.h"
+#include "ModelAPI_Data.h"
 
 #include <boost/shared_ptr.hpp>
 
@@ -33,7 +34,7 @@ class ModelAPI_Object
   }
 
   /// Returns the data manager of this object: attributes
-  virtual boost::shared_ptr<ModelAPI_Data> data()
+  virtual boost::shared_ptr<ModelAPI_Data> data() const
   {
     return myData;
   }
@@ -45,7 +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;
   }
@@ -53,6 +54,13 @@ 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() {}
+
  protected:
   /// Sets the data manager of an object (document does)
   virtual void setData(boost::shared_ptr<ModelAPI_Data> theData)
@@ -66,7 +74,14 @@ class ModelAPI_Object
     myDoc = theDoc;
   }
 
+  /// removes all fields from this feature
+  MODELAPI_EXPORT virtual void erase() {
+    if (myData) myData->erase();
+    setData(DataPtr());
+  }
+
   friend class Model_Document;
+
 };
 
 typedef boost::shared_ptr<ModelAPI_Object> ObjectPtr;