#ifndef _SMESH_Group_HeaderFile
#define _SMESH_Group_HeaderFile
+#include "SMESH_SMESH.hxx"
+
#include <SMDSAbs_ElementType.hxx>
#include <string>
#include <TopoDS_Shape.hxx>
class SMESHDS_GroupBase;
class SMESH_Mesh;
-class SMESH_Group
+class SMESH_EXPORT SMESH_Group
{
public: