nodeownership.h

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#ifndef NODE_OWNERSHIP_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
#define NODE_OWNERSHIP_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM

#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif


#include "yaml-cpp-pm/noncopyable.h"
#include "ptr_vector.h"
#include <set>

namespace YAML_PM
{
        class Node;
        
        class NodeOwnership: private noncopyable
        {
        public:
                explicit NodeOwnership(NodeOwnership *pOwner = 0);
                ~NodeOwnership();
                
                Node& Create() { return m_pOwner->_Create(); }
                void MarkAsAliased(const Node& node) { m_pOwner->_MarkAsAliased(node); }
                bool IsAliased(const Node& node) const { return m_pOwner->_IsAliased(node); }
                
        private:
                Node& _Create();
                void _MarkAsAliased(const Node& node);
                bool _IsAliased(const Node& node) const;
                
        private:
                ptr_vector<Node> m_nodes;
                std::set<const Node *> m_aliasedNodes;
                NodeOwnership *m_pOwner;
        };
}

#endif // NODE_OWNERSHIP_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM