berryIDebugObjectListener.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 BERRYIDEBUGOBJECTLISTENER_H_
#define BERRYIDEBUGOBJECTLISTENER_H_
 
#include "berryMessage.h"
 
#include <org_blueberry_core_runtime_Export.h>
 
namespace berry
{
 
class Object;
 
struct org_blueberry_core_runtime_EXPORT IDebugObjectListener
{
 
  struct org_blueberry_core_runtime_EXPORT Events {
 
    enum Type {
     NONE                   = 0x00000000,
     OBJECT_CREATED         = 0x00000001,
     OBJECT_DESTROYED       = 0x00000002,
     OBJECT_TRACING         = 0x00000004,
     SMARTPOINTER_CREATED   = 0x00000008,
     SMARTPOINTER_DESTROYED = 0x00000010,
 
     ALL       = 0xffffffff
    };
 
    Q_DECLARE_FLAGS(Types, Type)
 
    typedef Message1<const Object*> ObjectEventType;
    typedef Message3<unsigned int, bool, const Object*> TracingEventType;
    typedef Message2<unsigned int, const Object*> SmartPointerEventType;
 
    ObjectEventType objCreatedEvent;
    ObjectEventType objDestroyedEvent;
    TracingEventType objTracingEvent;
    SmartPointerEventType spCreatedEvent;
    SmartPointerEventType spDestroyedEvent;
 
    void AddListener(IDebugObjectListener* listener);
    void RemoveListener(IDebugObjectListener* listener);
 
    typedef MessageDelegate1<IDebugObjectListener, const Object*> ObjDelegate;
    typedef MessageDelegate3<IDebugObjectListener, unsigned int, bool, const Object*> TraceDelegate;
    typedef MessageDelegate2<IDebugObjectListener, unsigned int, const Object*> SPDelegate;
  };
 
  virtual ~IDebugObjectListener();
 
  virtual Events::Types GetEventTypes() const = 0;
 
  virtual void ObjectCreated(const Object*  /*obj*/)
  {
  }
 
  virtual void ObjectDestroyed(const Object*  /*obj*/)
  {
  }
 
  virtual void ObjectTracingChanged(unsigned int  /*traceId*/, bool  /*enabled*/ = true, const Object*  /*obj*/ = nullptr)
  {
  }
 
  virtual void SmartPointerCreated(unsigned int  /*id*/, const Object*  /*obj*/)
  {
  }
 
  virtual void SmartPointerDestroyed(unsigned int  /*id*/, const Object*  /*obj*/)
  {
  }
 
};
 
}
 
Q_DECLARE_OPERATORS_FOR_FLAGS(berry::IDebugObjectListener::Events::Types)
 
#endif /* BERRYIDEBUGOBJECTLISTENER_H_ */