X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModelAPI%2FModelAPI_Data.h;h=5d952ebfad0e004b8228e7e99a5a0120b30fe3d7;hb=a3ee4e38876c359fdf737179605db194bca4ecbb;hp=a03a06c9bf9ff40a2c7c80cf4875558780ef2653;hpb=fd4dd622a85a0dd19ff5616391f94e980abc26a1;p=modules%2Fshaper.git

diff --git a/src/ModelAPI/ModelAPI_Data.h b/src/ModelAPI/ModelAPI_Data.h
index a03a06c9b..5d952ebfa 100644
--- a/src/ModelAPI/ModelAPI_Data.h
+++ b/src/ModelAPI/ModelAPI_Data.h
@@ -147,6 +147,23 @@ class MODELAPI_EXPORT ModelAPI_Data
  protected:
   /// Objects are created for features automatically
   ModelAPI_Data();
+
+  /// Returns true if "is in history" custom behaviors is defined for the feature
+  virtual bool isInHistory() = 0;
+
+  /// Defines the custom "is in history" behavior
+  virtual void setIsInHistory(const bool theFlag) = 0;
+
+  /// Returns true if object must be displayed in the viewer: flag is stored in the
+  /// data model, so on undo/redo, open/save or recreation of object by history-playing it keeps
+  /// the original state i nthe current transaction.
+  virtual bool isDisplayed() = 0;
+
+  /// Sets the displayed/hidden state of the object. If it is changed, sends the "redisplay"
+  /// signal.
+  virtual void setDisplayed(const bool theDisplay) = 0;
+
+  friend class ModelAPI_Object;
 };
 
 typedef std::shared_ptr<ModelAPI_Data> DataPtr;