text: // ----------------------------------------------------
  // AIMP DotNet SDK
  // Copyright (c) 2014 - 2020 Evgeniy Bogdan
  // https://github.com/martin211/aimp_dotnet
  // Mail: mail4evgeniy@gmail.com
  // ----------------------------------------------------
  
  #pragma once
  
  public interface class IPlayListQueueEventExecutor {
      virtual void OnContentChanged();
  
      virtual void OnStateChanged();
  };
  