mitkPropertyObserver.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 mitkPropertyObserver_h
#define mitkPropertyObserver_h
 
#include "MitkCoreExports.h"
#include "mitkCommon.h"
#include <itkEventObject.h>
 
namespace mitk
{
  class BaseProperty;
 
  class MITKCORE_EXPORT PropertyObserver
  {
  public:
    PropertyObserver();
    virtual ~PropertyObserver();
 
    virtual void PropertyChanged() = 0;
    virtual void PropertyRemoved() = 0;
 
  protected:
    void BeginModifyProperty();
    void EndModifyProperty();
 
    unsigned long m_ModifiedTag;
    unsigned long m_DeleteTag;
 
    bool m_SelfCall;
  };
 
  class MITKCORE_EXPORT PropertyView : public PropertyObserver
  {
  public:
    PropertyView(const mitk::BaseProperty *);
    ~PropertyView() override;
 
    void OnModified(const itk::EventObject &e);
    void OnDelete(const itk::EventObject &e);
 
  protected:
    const mitk::BaseProperty *m_Property;
  };
 
  class MITKCORE_EXPORT PropertyEditor : public PropertyObserver
  {
  public:
    PropertyEditor(mitk::BaseProperty *);
    ~PropertyEditor() override;
 
    void OnModified(const itk::EventObject &e);
    void OnDelete(const itk::EventObject &e);
 
  protected:
    mitk::BaseProperty *m_Property;
  };
}
 
#endif