DtSharedSettingsBackupManagerSignaler.h

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/******************************************************************************
** Copyright (c) 2009 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtSharedSettingsBackupManagerSignaler.h,v $ $Revision: 1.13 $ $State: Exp $
******************************************************************************/


#ifndef DtSharedSettingsBackupManagerSignaler_H_
#define DtSharedSettingsBackupManagerSignaler_H_

#include <vrvCore/vrvCore.h>
#include <vrvCore/DtSettingsBackupManager.h>

#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/event_signal.h>


namespace makVrv
{
   class DtEventQueueInterface;
   class DtSharedSettingsManager;

   class DT_DLL_VRVCORE DtSharedSettingsBackupManagerSignaler : 
      public DtVirtualBaseClass
   {
   public:

      static DtSharedSettingsBackupManagerSignaler& instance(const DtSharedSettingsManager&);

      static DtSharedSettingsBackupManagerSignaler& instance(DtEventQueueInterface&);

      static DtSharedSettingsBackupManagerSignaler* findInstance(
         DtEventQueueInterface*);

      virtual ~DtSharedSettingsBackupManagerSignaler();

      event_signal< void (const DtSettingsBackup*, bool)  > signal_canRestoreFromFactory;
      event_signal< void (const DtSettingsBackup*, bool)  > signal_canRestoreFromBackup;
      event_signal< void (const DtSettingsBackup*)  > signal_restored;

   protected:
      DtSharedSettingsBackupManagerSignaler(DtEventQueueInterface& eqi);

   private:
      DtSharedSettingsBackupManagerSignaler(const DtSharedSettingsBackupManagerSignaler&);
      DtSharedSettingsBackupManagerSignaler& operator=(const DtSharedSettingsBackupManagerSignaler&);
   };
}

#endif