#include <boost/type_traits/is_base_of.hpp>

// Must be parent for all classes
class Object
{
};

#define DECLARE_TYPE_BASE(T)                                                \
public:                                                                     \
    typedef T ThisType;

#define DECLARE_TYPE_INHERITANCE(T, BASE)                                   \
    BOOST_STATIC_ASSERT((boost::is_base_of<Object, BASE>::value) == true);  \
    DECLARE_TYPE_BASE(T)                                                    \
public:                                                                     \
    typedef BASE InheritedType;

#define DECLARE_TYPE(T, BASE)                                               \
    DECLARE_TYPE_INHERITANCE(T, BASE)

class Bar : public Object
{
};

class Foo : public Bar
{
    DECLARE_TYPE(Foo, Bar)
public:
    Foo() {}
    virtual ~Foo() {}
};