ChangeDataInfoProvider.hpp

//
//  Copyright PHOENIX CONTACT Electronics GmbH
//
#pragma once
#include "Arp/System/Core/Arp.h"
#include "Arp/System/Core/Enumerator.hxx"
#include "Arp/Plc/Commons/Meta/IDataInfoProvider.hpp"
#include <map>

namespace Arp { namespace Plc { namespace Commons { namespace Meta
{

// forwards
class DataInfoProvider;

class ChangeDataInfoProvider : public IDataInfoProvider
{
private: // nested types
    class RootsEnumerator : public Enumerator<const DataInfo&>
    {
    public: // construcion
        RootsEnumerator(DataInfoProvider& dataInfoProvider);

    public: // Enumerator<DataInfo> operations
        bool MoveNext(void)override;

    private:
        IEnumerator<const DataInfo&>::Ptr eRoots;
    };

public: // construction/destruction
    ChangeDataInfoProvider(DataInfoProvider& foregroundProvider);
    ChangeDataInfoProvider(const ChangeDataInfoProvider& arg) = delete;
    ChangeDataInfoProvider(ChangeDataInfoProvider&& arg) = default;
    ChangeDataInfoProvider& operator=(const ChangeDataInfoProvider& arg) = delete;
    ChangeDataInfoProvider& operator=(ChangeDataInfoProvider&& arg) = default;
    ~ChangeDataInfoProvider(void) = default;

public: // IDataInfoProvider operations
    IEnumerator<const DataInfo&>::Ptr   GetRoots(void)override;
    DataInfo                            GetRoot(const String& name)override;

private: // fields
    DataInfoProvider& foregroundProvider;
};

// inline methods of class ChangeDataInfoProvider

}}}} // end of namespace Arp::Plc::Commons::Meta