Extending enums in C++?

Question

Is there a way in C++ to extend/\"inherit\" enums?

I.E:

enum Enum {A,B,C};
enum EnumEx : public Enum {D,E,F};

or at least define a

Answer 1

I've solved in this way:

typedef enum
{
    #include "NetProtocols.def"
} eNetProtocols, eNP;

Of course, if you add a new net protocol in the NetProtocols.def file, you have to recompile, but at least it's expandable.