/*! \file helper_parent.h \brief this is a parent class, that isn't visible in the real world itself */ #ifndef _HELPER_PARENT_H #define _HELPER_PARENT_H #include "p_node.h" class HelperParent : public PNode { public: HelperParent (); virtual ~HelperParent (); }; #endif /* _HELPER_PARENT_H */