sub_ptr.hpp

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#ifndef DART_COMMON_SUB_PTR_HPP_
#define DART_COMMON_SUB_PTR_HPP_
 
#include "dart/common/Observer.hpp"
 
namespace dart {
namespace common {
 
template <class T>
class sub_ptr : public Observer
{
public:
  sub_ptr();
 
  sub_ptr(T* _ptr);
 
  sub_ptr& operator = (const sub_ptr& _sp);
 
  sub_ptr& operator = (T* _ptr);
 
  operator T*() const;
 
  T& operator*() const;
 
  T* operator->() const;
 
  T* get() const;
 
  void set(T* _ptr);
 
  bool valid();
 
protected:
 
  void handleDestructionNotification(const Subject* _subject) override;
 
  T* mT;
 
  Subject* mSubjectBase;
};
 
} // namespace common
 
// Make an alias for sub_ptr in the dart namespace for convenience
template <class T>
using sub_ptr = common::sub_ptr<T>;
 
} // namespace dart
 
#include "dart/common/detail/sub_ptr.hpp"
 
#endif // DART_COMMON_SUB_PTR_HPP_