SingletonManager.h

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/*****************************************************************************
 * Copyright (C) 2011 by Benjamin Hadorn (b_hadorn@bluewin.ch)
 *****************************************************************************
 * Project    : Zeus Base Library
 * Module     : SingletonManager
 * Package    : Zeus.ZeusBase.System
 * Author     : Benjamin Hadorn
 * Date       : 27.12.2011
 * System     : Zeus-Framework
 *****************************************************************************
 * Licence:                                                                  *
 *   This library is free software; you can redistribute it and/or modify    *
 *   it under the terms of the GNU Lesser General Public License as          *
 *   published by the Free Software Foundation; either version               *
 *   2.1 of the License, or (at your option) any later version.              *
 *                                                                           *
 *   This library is distributed in the hope that it will be useful,         *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the            *
 *   GNU Lesser General Public License for more details.                     *
 *                                                                           *
 *   You should have received a copy of the GNU Lesser General Public        *
 *   License along with this library; if not, write to the Free Software     *
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA    *
 *****************************************************************************/

/*****************************************************************************
 * Changes:
 *  27.12.2011 bha: created zeus 2.0
 *****************************************************************************/

#ifndef SingletonManagerH
#define SingletonManagerH


#include <zeusbase/System/Interfaces/ISingletonManager.hpp>
#include <zeusbase/System/ZObject.h>
#include <zeusbase/System/StringMap.hpp>

#define SingletonManager TSingletonManager::getInstance()

BEGIN_NAMESPACE_Zeus

class TCriticalSection;

/***************************************************************************/
/***************************************************************************/
zeusbase_class TSingletonManager : public TZObject, public ISingletonManager
{
  public:
    static TSingletonManager& getInstance();
    void removeAll();
    void registerCommonSingletons();

    //Methods of ISingletonManager
    virtual Retval MQUALIFIER addSingleton(const IString& rName, IZUnknown& rIface);
    virtual Retval MQUALIFIER getSingleton(const IString& rName, IZUnknown*& rpIface);
    virtual Retval MQUALIFIER removeSingleton(const IString& rName);

    //Methods of IZUnknown
    MEMORY_MANAGER_DECL

  protected:
    static TAutoPtr<TSingletonManager> m_ptrInstance;

    //Compiler problem on older version from microsoft
    #ifdef _MSC_VER
      public:
    #endif


    TSingletonManager();
    virtual ~TSingletonManager();


  private:
    TStringMap<IZUnknown*> m_mapSings;
    TCriticalSection& m_rLock;


};

/**************************************************************************/
/**************************************************************************/
inline TSingletonManager& TSingletonManager::getInstance()
{
  return *m_ptrInstance;
}

END_NAMESPACE_Zeus

#endif