navigationPreferencesRequestor.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/



#pragma once


#include <vrfGuiCore/vrfGuiCore.h>
#include <vrfGuiCore/aggregateState.h>
#include <vrfutil/rwUUID.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <vrvCore/DtSimEntry.h>

#include <vector>

namespace makVrv
{
   class DtSimEntry;
   class DtDe;
   class DtSimObjectEntry;
}

class DtVrfObjectMessage;

namespace makVrf
{
   class DT_DLL_VRFGUICORE DtNavigationPreferencesRequestor : public makVrv::DtVirtualBaseClass
   {
   public:
      struct DtNavigationPrefernceDataRecord
      {
      protected:
         std::vector<std::string> myValidPreferencesList;
         std::string myCurrentPrefernce;
      public:
         std::vector<std::string>& validPreferencesList()
         {
            return myValidPreferencesList;
         }
         std::string& currentPrefernce()
         {
            return myCurrentPrefernce;
         }

         void setValidPreferencesList(std::vector<std::string>& lst)
         {
            myValidPreferencesList = lst;
         }

         void setCurrentPrefernce(std::string& preference)
         {
            myCurrentPrefernce = preference;
         }
      };

      DtNavigationPreferencesRequestor(makVrv::DtDe&);
      virtual ~DtNavigationPreferencesRequestor();

      static DtNavigationPreferencesRequestor& instance(makVrv::DtDe& de);

      virtual void updateAvailablePreferences(makVrv::DtUniqueID);
      virtual void updateAvailablePreferences(const DtUUID&);

      DtNavigationPrefernceDataRecord preferencesFor(makVrv::DtUniqueID) const;
      DtNavigationPrefernceDataRecord preferencesFor(const DtUUID&) const;

      boost::signals2::signal<void (const DtUUID&)> signal_preferencesReceived;

      virtual bool hasPreferencesFor(makVrv::DtUniqueID) const;
      virtual bool hasPreferencesFor(const DtUUID&) const;

   protected:
      virtual void processAvailablePrefernces(const DtVrfObjectMessage* msg);

      virtual void slot_onSimDataRemoved(makVrv::DtSimObjectEntry&);

   protected:
      makVrv::DtDe&  myDe;
      std::map<DtUUID, DtNavigationPrefernceDataRecord>   myPreferencesTable;
   };
}