csutil/scopedpointer.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2007-2011 by Frank Richter 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 #ifndef __CSUTIL_SCOPEDPOINTER_H__ 00019 #define __CSUTIL_SCOPEDPOINTER_H__ 00020 00025 #include "csutil/noncopyable.h" 00026 00027 namespace CS 00028 { 00029 namespace Utility 00030 { 00031 00036 template<class T> 00037 class ScopedPointer : private NonCopyable 00038 { 00039 T* ptr; 00040 public: 00045 ScopedPointer (T* ptr = nullptr) : ptr (ptr) {} 00047 ~ScopedPointer() { delete ptr; } 00048 00053 void Reset (T* ptr = nullptr) 00054 { 00055 delete this->ptr; 00056 this->ptr = ptr; 00057 } 00059 void Invalidate() { Reset(); } 00061 bool IsValid() const { return ptr != (T*)nullptr; } 00062 00064 T* operator -> () const 00065 { return ptr; } 00066 00068 operator T* () const 00069 { return ptr; } 00070 00072 T& operator* () const 00073 { return *ptr; } 00074 00075 }; 00076 00077 } // namespace Utility 00078 } // namespace CS 00079 00080 #endif // __CSUTIL_SCOPEDPOINTER_H__
Generated for Crystal Space 2.0 by doxygen 1.6.1