X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModelAPI%2FModelAPI_Filter.h;h=cfd0dc6c6544f256a3392909101eabd8137c8d92;hb=06e7f5859095193fc7f498bd89a7d28009794f53;hp=05b85f6b60a033ddc5bce267afd02294b1901f4b;hpb=d4230889a1c3107f165746d0e73fc276444a4396;p=modules%2Fshaper.git

diff --git a/src/ModelAPI/ModelAPI_Filter.h b/src/ModelAPI/ModelAPI_Filter.h
index 05b85f6b6..cfd0dc6c6 100644
--- a/src/ModelAPI/ModelAPI_Filter.h
+++ b/src/ModelAPI/ModelAPI_Filter.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2019  CEA/DEN, EDF R&D
+// Copyright (C) 2014-2023  CEA, EDF
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -33,6 +33,8 @@
 class ModelAPI_Filter
 {
 public:
+  virtual ~ModelAPI_Filter() {}
+
   /// Returns name of the filter to represent it in GUI
   virtual const std::string& name() const = 0;
 
@@ -48,18 +50,20 @@ public:
                     const ResultPtr& theResult,
                     const ModelAPI_FiltersArgs& theArgs) const = 0;
 
+  /// Returns True if the filter can be used several times within one filtering
+  virtual bool isMultiple() const { return false; }
+
   /// Returns XML string which represents GUI of the filter
   /// By default it returns nothing (no GUI)
   virtual std::string xmlRepresentation() const { return ""; }
 
   /// Initializes arguments of a filter. If a filter has no arguments, this method may be
   /// not redefined.
-  virtual void initAttributes(ModelAPI_FiltersArgs& theArguments) {}
+  virtual void initAttributes(ModelAPI_FiltersArgs& /*theArguments*/) {}
 
-protected:
   /// Returns XML string which represents GUI of the filter
   /// by reading corresponding XML file.
-  MODELAPI_EXPORT std::string xmlFromFile(const std::string& theConfigFile) const;
+  MODELAPI_EXPORT virtual std::string xmlFromFile(const std::string& theConfigFile) const;
 
 private:
   bool myIsReverse;