defaultOwnershipHandlerDIS.h

Go to the documentation of this file.

/*********************************************************************
** Copyright (c) 2016 MAK Technologies, Inc
** All rights reserved.
*********************************************************************/

#pragma once

#if DtDIS 

#include <vl/ownershipHandler.h>
#include <vlpi/entityIdentifier.h>
#include <vl/entityPublisher.h>

#include <list>

enum DtOwnershipAction
{
   OWNERSHIP_CALLBACK,
   OWNERSHIP_ACCEPT_ALL,
   OWNERSHIP_DENY_ALL
};

typedef void(*DtAcquireOwnershipCb)(const DtEntityIdentifier* disIdentifier, void* usr);
typedef void (*DtDivestOwnershipCb)(const DtEntityIdentifier* disIdentifier, void* usr);

typedef bool (*DtAcquireOwnershipRequestCb)(const DtEntityIdentifier* disIdentifier, void* usr); 
typedef bool (*DtDivestOwnershipRequestCb)(const DtEntityIdentifier* disIdentifier, void* usr);

struct DtAcquireOwnershipCbInfo
{
  DtAcquireOwnershipCb cbFunction;
  void* userData;
};

struct DtDivestOwnershipCbInfo
{
  DtDivestOwnershipCb cbFunction;
  void* userData;
};

struct DtAcquireOwnershipRequestCbInfo
{
  DtAcquireOwnershipRequestCb cbFunction;
  void* userData;
};

struct DtDivestOwnershipRequestCbInfo
{
  DtDivestOwnershipRequestCb cbFunction;
  void* userData;
};
   
class DT_DLL_VL DtDefaultOwnershipHandler : public DtOwnershipHandler
{
public:
   DtDefaultOwnershipHandler();

   virtual ~DtDefaultOwnershipHandler();

   virtual DtOwnershipHandler* clone() const;

   DtDefaultOwnershipHandler(const DtDefaultOwnershipHandler& other);

   DtDefaultOwnershipHandler& operator=(const DtDefaultOwnershipHandler& other);
   
   virtual void setOwnershipAcquisitionAction(DtOwnershipAction);

   virtual void setOwnershipDivestitudeAction(DtOwnershipAction);

   virtual void gainOwnership();

   virtual void loseOwnership();

   //{@
   virtual void addAcquireOwnershipCallback(DtAcquireOwnershipCb cb, void* usr);
   virtual void removeAcquireOwnershipCallback(DtAcquireOwnershipCb cb, void* usr);
   
   //{@
   virtual void addDivestOwnershipCallback(DtDivestOwnershipCb cb, void* usr);
   virtual void removeDivestOwnershipCallback(DtDivestOwnershipCb cb, void* usr);
   
   //{@
   virtual void addAcquireOwnershipRequestCallback(DtAcquireOwnershipRequestCb cb, void* usr);
   virtual void removeAcquireOwnershipRequestCallback(DtAcquireOwnershipRequestCb cb, void* usr);
   
   virtual void addDivestOwnershipRequestCallback(DtDivestOwnershipRequestCb cb, void* usr);
   virtual void removeDivestOwnershipRequestCallback(DtDivestOwnershipRequestCb cb, void* usr);

   virtual bool requestOwnershipRelease();
   virtual bool requestOwnershipAssumption();

protected:
   DtOwnershipAction myAcquisitionAction;
   DtOwnershipAction myDivestAction;
   
   std::list<DtAcquireOwnershipCbInfo> myDefaultAcquireOwnershipCb;
   std::list<DtDivestOwnershipCbInfo> myDefaultDivestOwnershipCb;
   std::list<DtAcquireOwnershipRequestCbInfo> myAcquireOwnershipRequestCbList;
   std::list<DtDivestOwnershipRequestCbInfo> myDivestOwnershipRequestCbList;
};


#endif //DtDIS