QxOrm  1.2.9
C++ Object Relational Mapping library
cont_ptr_utils.h
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00001 // -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
00002 // vim:tabstop=4:shiftwidth=4:expandtab:
00003 
00004 /*
00005  * Copyright (C) 2004-2008 Wu Yongwei <adah at users dot sourceforge dot net>
00006  *
00007  * This software is provided 'as-is', without any express or implied
00008  * warranty.  In no event will the authors be held liable for any
00009  * damages arising from the use of this software.
00010  *
00011  * Permission is granted to anyone to use this software for any purpose,
00012  * including commercial applications, and to alter it and redistribute
00013  * it freely, subject to the following restrictions:
00014  *
00015  * 1. The origin of this software must not be misrepresented; you must
00016  *    not claim that you wrote the original software.  If you use this
00017  *    software in a product, an acknowledgement in the product
00018  *    documentation would be appreciated but is not required.
00019  * 2. Altered source versions must be plainly marked as such, and must
00020  *    not be misrepresented as being the original software.
00021  * 3. This notice may not be removed or altered from any source
00022  *    distribution.
00023  *
00024  * This file is part of Stones of Nvwa:
00025  *      http://sourceforge.net/projects/nvwa
00026  *
00027  */
00028 
00041 #ifndef QT_NO_DEBUG
00042 #ifndef _QX_MODE_RELEASE
00043 #if _QX_USE_MEM_LEAK_DETECTION
00044 
00045 #ifndef _CONT_PTR_UTILS_H
00046 #define _CONT_PTR_UTILS_H
00047 
00048 #ifdef _MSC_VER
00049 #pragma once
00050 #endif
00051 
00052 namespace qx {
00053 namespace memory {
00054 
00067 struct QX_DLL_EXPORT dereference
00068 {
00069     template <typename _Tp>
00070     const _Tp& operator()(const _Tp* __ptr) const
00071     {
00072         return *__ptr;
00073     }
00074 };
00075 
00089 struct QX_DLL_EXPORT dereference_less
00090 {
00091     template <typename _Pointer>
00092     bool operator()(_Pointer __ptr1, _Pointer __ptr2) const
00093     {
00094         return *__ptr1 < *__ptr2;
00095     }
00096 };
00097 
00108 struct QX_DLL_EXPORT delete_object
00109 {
00110     template <typename _Pointer>
00111     void operator()(_Pointer __ptr) const
00112     {
00113         delete __ptr;
00114     }
00115 };
00116 
00127 template <typename _OutputStrm, typename _StringType = const char*>
00128 struct output_object
00129 {
00130     output_object(_OutputStrm& __outs, const _StringType& __sep)
00131         : _M_outs(__outs), _M_sep(__sep)
00132     {}
00133 
00134     template <typename _Tp>
00135     void operator()(const _Tp* __ptr) const
00136     {
00137         _M_outs << *__ptr << _M_sep;
00138     }
00139 
00140 private:
00141     _OutputStrm& _M_outs;
00142     _StringType  _M_sep;
00143 };
00144 
00145 } // namespace memory
00146 } // namespace qx
00147 
00148 #endif // _CONT_PTR_UTILS_H
00149 #endif // _QX_USE_MEM_LEAK_DETECTION
00150 #endif // _QX_MODE_RELEASE
00151 #endif // QT_NO_DEBUG