Main Page | Namespace List | Class Hierarchy | Class List | Directories | File List | Namespace Members | Class Members | File Members

Creche.h

Go to the documentation of this file.
00001 //                            Package   : omniIFR
00002 //  Creche.h                  Created   : 2004/02/22
00003 //                            Author    : Alex Tingle
00004 //
00005 //    Copyright (C) 2004 Alex Tingle.
00006 //
00007 //    This file is part of the omniIFR application.
00008 //
00009 //    omniIFR is free software; you can redistribute it and/or
00010 //    modify it under the terms of the GNU Lesser General Public
00011 //    License as published by the Free Software Foundation; either
00012 //    version 2.1 of the License, or (at your option) any later version.
00013 //
00014 //    omniIFR is distributed in the hope that it will be useful,
00015 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
00016 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017 //    Lesser General Public License for more details.
00018 //
00019 //    You should have received a copy of the GNU Lesser General Public
00020 //    License along with this library; if not, write to the Free Software
00021 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 //
00023 
00024 #ifndef OMNIIFR__CRECHE_H
00025 #define OMNIIFR__CRECHE_H
00026 
00027 namespace Omniifr {
00028 
00034 template<class T>
00035 class Creche
00036 {
00037 public:
00038   Creche(T* ptr):_ptr(ptr){assert(_ptr);}
00039   ~Creche()
00040   {
00041     if(_ptr)
00042     {
00043       _ptr->uncheckedDestroy();
00044       _ptr->_remove_ref(); // Kill the constructor's reference to this.
00045       _ptr=NULL;
00046     }
00047   }
00048   T* get()        const {return _ptr;}
00049   T* operator->() const {return _ptr;}
00054   T* release(const char* oidStr =NULL)
00055   {
00056     assert(_ptr);
00057     T* result=_ptr;
00058     if(oidStr)
00059         _ptr->activateObjectWithId(oidStr);
00060     else
00061         _ptr->activateObject();
00062     _ptr=NULL;
00063     return result;
00064   }
00065 private:
00066   Creche(const Creche&); 
00067   T*   _ptr;
00068 };
00069 
00070 } // end namespace Omniifr
00071 
00072 #endif // OMNIIFR__CRECHE_H

Generated on Fri Mar 4 13:03:22 2005 for OmniIFR by  doxygen 1.4.1