EventListener.hh

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#ifndef EVENTLISTENER_HH
#define EVENTLISTENER_HH
 
#include <memory>
 
namespace openmsx {
 
class Event;
 
class EventListener
{
public:
        virtual int signalEvent(const std::shared_ptr<const Event>& event) = 0;
 
protected:
        EventListener() = default;
        ~EventListener() = default;
};
 
} // namespace openmsx
 
#endif // EVENTLISTENER_HH