#ifndef ENUM_VALUE_H

#define ENUM_VALUE_H

#include "attribute.h"

#include "attribute-accessor-helper.h"

#include <list>

namespace ns3 {

class Enum : public AttributeValue

{

public:

  Enum (int v);

  void Set (int v);

  int Get (void) const;

  virtual Attribute Copy (void) const;

  virtual std::string SerializeToString (Ptr<const AttributeChecker> checker) const;

  virtual bool DeserializeFromString (std::string value, Ptr<const AttributeChecker> checker);

  Enum (Attribute value);

  operator Attribute () const;

private:

  int m_v;

};

class EnumChecker : public AttributeChecker

{

public:

  EnumChecker ();

  void AddDefault (int v, std::string name);

  void Add (int v, std::string name);

  virtual bool Check (Attribute value) const;

private:

  friend class Enum;

  typedef std::list<std::pair<int,std::string> > ValueSet;

  ValueSet m_valueSet;

};

template <typename T1>

Ptr<const AttributeAccessor> MakeEnumAccessor (T1 a1);

template <typename T1, typename T2>

Ptr<const AttributeAccessor> MakeEnumAccessor (T1 a1, T2 a2);

Ptr<const AttributeChecker> MakeEnumChecker (int v1, std::string n1,

					     int v2 = 0, std::string n2 = "",

					     int v3 = 0, std::string n3 = "",

					     int v4 = 0, std::string n4 = "",

					     int v5 = 0, std::string n5 = "",

					     int v6 = 0, std::string n6 = "",

					     int v7 = 0, std::string n7 = "",

					     int v8 = 0, std::string n8 = "",

					     int v9 = 0, std::string n9 = "",

					     int v10 = 0, std::string n10 = "",

					     int v11 = 0, std::string n11 = "",

					     int v12 = 0, std::string n12 = "");

} // namespace ns3

namespace ns3 {

template <typename T1>

Ptr<const AttributeAccessor> MakeEnumAccessor (T1 a1)

{

  return MakeAccessorHelper<Enum> (a1);

}

template <typename T1, typename T2>

Ptr<const AttributeAccessor> MakeEnumAccessor (T1 a1, T2 a2)

{

  return MakeAccessorHelper<Enum> (a1, a2);

}

} // namespace ns3

#endif /* ENUM_VALUE_H */