DtContextMenuManager.h

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/******************************************************************************
 * Copyright (c) 2017 MAK Technologies, Inc.
 * All rights reserved.
 ******************************************************************************/


#pragma once

#include <vrvCoreQt/vrvCoreQt.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <QtCore/QRect>

class QMenu;
class QScreen;

namespace makVrv
{

   class DtDe;

   class DT_DLL_VRVCOREQT DtContextMenuManager : public DtVirtualBaseClass
   {
      friend class DtContextMenuManagerCreator;
   public:

      static DtContextMenuManager& instance( DtDe& de );

      virtual ~DtContextMenuManager();

      virtual void requestSelectionContextMenu( const QPoint& where );

      virtual void requestTerrainContextMenu( const QPoint& where );


      virtual void requestObserverViewsContextMenu(const QPoint& where);

   protected:

      DtContextMenuManager( DtDe& de );

      virtual void positionPopupMenu( QMenu* menu, const QPoint& where );

      virtual QRect getScreenGeometry( int screen ) const;

      virtual QRect getScreenGeometry(QScreen* screen) const;

   protected:

      DtDe& myDe;

   };


   class DT_DLL_VRVCOREQT DtContextMenuManagerCreator : public DtVirtualBaseClass
   {
      friend class DtDe;
   public:
      virtual ~DtContextMenuManagerCreator();

      static DtContextMenuManagerCreator& instance(DtDe& de);

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

      virtual DtContextMenuManager* create( DtDe& de );

   };

}