ResultDataHandler.h

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#pragma once
#include <gii/gen/ResultDataTypes.h>
#include <misc/gen/Range.h>
 
namespace sf
{

class _GII_CLASS ResultDataHandler : public ResultDataTypes
{
  public:
    virtual void resultDataEventHandler(ResultDataTypes::EEvent event, const ResultData& caller, ResultData& link, const Range& range, bool sameInst) = 0;

    virtual ~ResultDataHandler();
 
    friend class ResultDataTypes;
 
    friend class ResultData;
};
 
template<typename T>
class TResultDataHandler : public ResultDataHandler
{
  public:
    typedef void (T::*TPmf)(EEvent event, const ResultData& caller, ResultData& link, const Range& rng, bool sameInst);

    inline TResultDataHandler(T* _this, TPmf pmf)
      : _self(_this)
      , _pmf(pmf)
    {}

    TResultDataHandler(const TResultDataHandler&) = delete;

    TResultDataHandler& operator=(const ResultDataHandler&) = delete;
 
  private:
    TPmf _pmf;
    T* _self;

    void resultDataEventHandler(EEvent event, const ResultData& caller, ResultData& link, const Range& rng, bool same_inst) override
    {
      (_self->*_pmf)(event, caller, link, rng, same_inst);
    }
};
 
}// namespace sf