vrfSimulationMenuItem.h

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/******************************************************************************
** Copyright (c) 2014 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/



#pragma once

#include <vrfGuiCoreQt/vrfGuiCoreQt.h>
#include <vrvCore/DtDe.h>
#include <vrvCoreQt/DtMenuItem.h>
#include <vrvUtil/DtSignalConnectionManager.h>

#include <QtGui/QAction>

namespace makVrf
{
   class DtVrfBackendState;

   class DT_DLL_VRFGUICOREQT DtVrfSimulationMenuItem : public QAction
   {
      Q_OBJECT

   public:
      enum DtVrfSimMenuItemValidations
      {
         DtAlwaysEnabled = 0,
         DtAnyBackendsPresent = 1,
         DtAnyBackendsLoaded = 2,
         DtAnyBackendsPlaying = 3,
         DtAllBackendsCanSimulate = 4,
         DtSelectedBackendLoaded = 5,
         DtTerrainLoadedOnly = 6,
         DtLocalCreateValid = 7,
         DtLocalSaveValid = 8,
         DtAnyBackendsLoadedAndNotLoading = 9,
         DtAnyBackendsPresentAndNotLoading = 10,
         DtAnyBackendsLoadedOrLoading = 11,
         DtCustomValidation = 100
      };

   public:
      //CTOR
      DtVrfSimulationMenuItem(makVrv::DtDe& de, QWidget* parent, DtVrfSimMenuItemValidations = DtVrfSimulationMenuItem::DtAlwaysEnabled);

      //DTOR
      virtual ~DtVrfSimulationMenuItem();

      virtual void setCheckTerrainLoaded(bool);
      bool checkTerrainLoaded() const
      {
         return myCheckTerrainLoaded;
      }

      virtual void evaluate();

   protected:
      virtual void setFlags(DtVrfSimMenuItemValidations);
      const DtVrfSimMenuItemValidations& flags() const
      {
         return myFlags;
      }

      virtual void slot_terrainPatchToBeDeleted();

      virtual bool terrainLoaded(int terrainCountOffset = 0) const;

   protected:
      virtual void validate(int terrainPatchOffset = 0);

      virtual void slot_backendUpdated(const DtVrfBackendState&, int);

      virtual void customValidation(int terrainPatchOffset = 0);

   protected:
      makVrv::DtDe&                 myDe;
      DtVrfSimMenuItemValidations   myFlags;
      bool                          myCheckTerrainLoaded;
      bool                          myCheckSessionJoined;
      makVrv::DtSignalConnectionManager   myConnections;
   };
}