PCMSingleton.h

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00001 
00002 //
00003 // This source file is a part of ParCompMark
00004 // Parallel Compositing Benchmark Framework
00005 //
00006 // for latest info see http://parcompmark.sourceforge.net
00007 
00008 //
00009 // Copyright (C) 2006 IT2 ParCompMark Dev. Team
00010 // 
00011 // This program is free software; you can redistribute it and/or
00012 // modify it under the terms of the GNU General Public License
00013 // as published by the Free Software Foundation; either version 2
00014 // of the License, or (at your option) any later version.
00015 // 
00016 // This program is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00019 // GNU General Public License for more details.
00020 // 
00021 // You should have received a copy of the GNU General Public License
00022 // along with this program; if not, write to the Free Software
00023 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00024 
00027 
00028 #ifndef __PCM_SINGLETON_H__
00029 #  define __PCM_SINGLETON_H__
00030 
00031 //
00032 // Inner includes
00033 //
00034 
00035 #  include "PCMPremeditations.h"
00036 
00037 #  include "PCMException.h"
00038 
00039 namespace ParCompMark
00040 {
00041 
00045   template < typename T > class Singleton
00046   {
00047 
00048         //
00049         // Unit test class
00050         //
00051 #  ifdef PARCOMPMARK_TEST
00052         friend class ParCompMarkTest::TestSingleton;
00053 #  endif
00054 
00055         //
00056         // Class variables
00057         //
00058 
00060 
00061 
00062    protected:
00063 
00069         static T *mInstance;
00070 
00072 
00073         //
00074         // Constructors & destructor
00075         //
00076 
00078 
00079 
00080    public:
00081 
00085         Singleton();
00086 
00090         virtual ~ Singleton();
00091 
00093 
00094         //
00095         // Class methods
00096         //
00097 
00099 
00100 
00101    public:
00102 
00107         static T *getInstance();
00108 
00112         static void createInstance();
00113 
00117         static void destroyInstance();
00118 
00120 
00121   };
00122 
00123   //
00124   // Include header implementation
00125   //
00126 
00127 #  include "PCMSingleton_impl.h"
00128 
00129 }
00130 
00131 #endif