IxSingleton.h

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/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Lionel Marty
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
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#ifndef _IX_SINGLETON_H_
#define _IX_SINGLETON_H_

#ifdef _MSC_VER
#pragma once
#endif

namespace qx {

class QxSingletonX;

class QX_DLL_EXPORT IxSingleton
{

   friend class QxSingletonX;

protected:

   QString m_sKeySingleton;   

protected:

   IxSingleton(const QString & sKey);
   virtual ~IxSingleton();

   virtual void deleteInstance() = 0;

   static void initQxSingletonX();

private:

   IxSingleton(const IxSingleton & other) { Q_UNUSED(other); }
   IxSingleton & operator=(const IxSingleton & other) { Q_UNUSED(other); return (* this); }

};

} // namespace qx

#endif // _IX_SINGLETON_H_