usServiceTrackerCustomizer.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
 
#ifndef USSERVICETRACKERCUSTOMIZER_H
#define USSERVICETRACKERCUSTOMIZER_H
 
#include <usServiceReference.h>
 
namespace us {
 
template<class S, class T = S*>
struct ServiceTrackerCustomizer {
 
  typedef S ServiceType;
 
  typedef T TrackedType;
 
  typedef ServiceReference<ServiceType> ServiceReferenceType;
 
  virtual ~ServiceTrackerCustomizer() {}
 
  virtual TrackedType AddingService(const ServiceReferenceType& reference) = 0;
 
  virtual void ModifiedService(const ServiceReferenceType& reference, TrackedType service) = 0;
 
  virtual void RemovedService(const ServiceReferenceType& reference, TrackedType service) = 0;
};
 
}
 
#endif // USSERVICETRACKERCUSTOMIZER_H