00001 /* ///////////////////////////////////////////////////////////////////////// 00002 * File: stlsoft/functional/equal_ptr.hpp 00003 * 00004 * Purpose: Definition of stlsoft::equal_ptr predicate class. 00005 * 00006 * Created: 7th November 2004 00007 * Updated: 10th August 2009 00008 * 00009 * Home: http://stlsoft.org/ 00010 * 00011 * Copyright (c) 2004-2009, Matthew Wilson and Synesis Software 00012 * All rights reserved. 00013 * 00014 * Redistribution and use in source and binary forms, with or without 00015 * modification, are permitted provided that the following conditions are met: 00016 * 00017 * - Redistributions of source code must retain the above copyright notice, this 00018 * list of conditions and the following disclaimer. 00019 * - Redistributions in binary form must reproduce the above copyright notice, 00020 * this list of conditions and the following disclaimer in the documentation 00021 * and/or other materials provided with the distribution. 00022 * - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of 00023 * any contributors may be used to endorse or promote products derived from 00024 * this software without specific prior written permission. 00025 * 00026 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00027 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00028 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00029 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00030 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00031 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00032 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00033 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00034 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00035 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00036 * POSSIBILITY OF SUCH DAMAGE. 00037 * 00038 * ////////////////////////////////////////////////////////////////////// */ 00039 00040 00048 #ifndef STLSOFT_INCL_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR 00049 #define STLSOFT_INCL_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR 00050 00051 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00052 # define STLSOFT_VER_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR_MAJOR 3 00053 # define STLSOFT_VER_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR_MINOR 0 00054 # define STLSOFT_VER_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR_REVISION 1 00055 # define STLSOFT_VER_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR_EDIT 23 00056 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00057 00058 /* ///////////////////////////////////////////////////////////////////////// 00059 * Includes 00060 */ 00061 00062 #ifndef STLSOFT_INCL_STLSOFT_H_STLSOFT 00063 # include <stlsoft/stlsoft.h> 00064 #endif /* !STLSOFT_INCL_STLSOFT_H_STLSOFT */ 00065 #ifndef STLSOFT_INCL_STLSOFT_SHIMS_ATTRIBUTE_HPP_GET_PTR 00066 # include <stlsoft/shims/attribute/get_ptr.hpp> 00067 #endif /* !STLSOFT_INCL_STLSOFT_SHIMS_ATTRIBUTE_HPP_GET_PTR */ 00068 00069 #ifdef STLSOFT_CF_std_NAMESPACE 00070 # include <functional> 00071 #endif /* STLSOFT_CF_std_NAMESPACE */ 00072 00073 /* ///////////////////////////////////////////////////////////////////////// 00074 * Namespace 00075 */ 00076 00077 #ifndef _STLSOFT_NO_NAMESPACE 00078 namespace stlsoft 00079 { 00080 #endif /* _STLSOFT_NO_NAMESPACE */ 00081 00082 /* ///////////////////////////////////////////////////////////////////////// 00083 * Classes 00084 */ 00085 00091 template< ss_typename_param_k P 00092 , ss_typename_param_k A = P const& 00093 > 00094 // [[synesis:class:function-class:unary-predicate: equal_ptr]] 00095 struct equal_ptr 00096 #ifdef STLSOFT_CF_std_NAMESPACE 00097 : public stlsoft_ns_qual_std(unary_function)<A, ss_bool_t> 00098 #endif /* STLSOFT_CF_std_NAMESPACE */ 00099 { 00100 public: 00101 equal_ptr(P t) 00102 : m_p(t) 00103 {} 00104 00105 public: 00108 ss_bool_t operator ()(A p) const 00109 { 00110 return stlsoft_ns_qual(get_ptr)(p) == stlsoft_ns_qual(get_ptr)(m_p); 00111 } 00112 00113 private: 00114 P m_p; 00115 }; 00116 00117 00118 /* ////////////////////////////////////////////////////////////////////// */ 00119 00120 #ifndef _STLSOFT_NO_NAMESPACE 00121 } // namespace stlsoft 00122 #endif /* _STLSOFT_NO_NAMESPACE */ 00123 00124 /* ////////////////////////////////////////////////////////////////////// */ 00125 00126 #endif /* !STLSOFT_INCL_STLSOFT_FUNCTIONAL_HPP_EQUAL_PTR */ 00127 00128 /* ///////////////////////////// end of file //////////////////////////// */