DtMenuAssembler.h

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/******************************************************************************
** Copyright (c) 2021 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvCore/DtMenuPath.h>

#include <stack>

namespace makVrv
{
   class DtMenuConfiguration;
   class DtDe;

   class DT_DLL_VRVCORE DtMenuAssembler : public DtVirtualBaseClass
   {
   public:

      friend class DtMenuAssemblerCreator;

      static DtMenuAssembler& instance(DtDe&);

      virtual ~DtMenuAssembler();

      virtual void assemble(const DtMenuConfiguration& configuration);

      virtual void sortConfiguration(const DtMenuConfiguration& configuration) = 0;

   protected:

      DtMenuAssembler(DtDe& de);

      void assembleMenuPath(const DtMenuPath& menuPath, 
         const DtMenuConfiguration& configuration);

      virtual void assembleMenu(const DtMenuPath& menuPath) = 0;

      virtual void assembleMenuItem(const DtMenuPath& menuPath) = 0;

   protected:

      std::stack<DtMenuPath> myMenuStack;
      
      DtDe& myDe;

   };

   class DT_DLL_VRVCORE DtMenuAssemblerCreator : public DtVirtualBaseClass
   {
   public:      

      static DtMenuAssemblerCreator& instance(DtDe& de);

      static void registerInstance(DtDe& de, DtMenuAssemblerCreator* creator);

      virtual ~DtMenuAssemblerCreator();

      virtual DtMenuAssembler* create(DtDe& de) = 0;

   };
}