DtPageCollectionManager.h

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/******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once
#include <vrvCore/vrvCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <boost/unordered_map.hpp>
#include <string>

namespace makVrv
{
   class DtPageCollection;

   class DT_DLL_VRVCORE DtPageCollectionManager : public DtVirtualBaseClass
   {
   public:
      typedef boost::unordered_map<std::string,DtPageCollection*> 
         CollectionMap;

      static DtPageCollectionManager& instance(DtDe& de);

      virtual ~DtPageCollectionManager();

      DtPageCollection* findPageCollection(
         const std::string& collectionClassName) const;

      DtPageCollection* assemblePageCollection(
         const std::string& collectionClassName) const;

      const CollectionMap& pageCollections() const;

      void showCollection(const std::string& collectionClassName, 
         const std::string& page = std::string());

   protected:

      DtPageCollectionManager(DtDe& de);

      friend class DtPageCollection;

      void registerInstance(DtPageCollection*);

      void unregisterInstance(DtPageCollection*);

   protected:
      DtDe& myDe;
      CollectionMap myCollections;
   };
}