DtSignalConnectionManager.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtSignalHolderBase.h,v $ $Revision: 1.11 $ $State: Exp $
******************************************************************************/


#pragma once

#include <vrvUtil/vrvUtil.h>
#include <vrvUtil/signalslib.h>
#include <boost/signals/connection.hpp>
#include <vector>

namespace makVrv
{
   class DT_DLL_VRVUTIL DtSignalConnectionManager
   {
   public:

      DtSignalConnectionManager();

      virtual ~DtSignalConnectionManager();

      void manageConnection(const boost::signalslib::connection& conn);

      inline DtSignalConnectionManager& operator+=(
         const boost::signalslib::connection& conn)
      {
         myConnections.push_back(conn);
         return *this;
      }

      int numberOfConnections() const;

      void disconnectSignals();

      bool blockConnections(bool blocked);

      bool blockConnection(int index, bool blocked );

      bool connectionsBlocked() const;

      bool connectionBlocked(int index) const;

   protected:
      typedef std::vector<boost::signalslib::connection> Connections;

      Connections myConnections;

      bool myConnectionsBlocked;
      bool myIndiviualConnectionedBlocked;

   private:

      DtSignalConnectionManager& operator=(DtSignalConnectionManager asn);

      DtSignalConnectionManager(const DtSignalConnectionManager & copy);
   };
}