00001 /* 00002 * Copyright (C) 2003-2009 Olivier Boudeville 00003 * 00004 * This file is part of the Ceylan library. 00005 * 00006 * The Ceylan library is free software: you can redistribute it and/or modify 00007 * it under the terms of either the GNU Lesser General Public License or 00008 * the GNU General Public License, as they are published by the Free Software 00009 * Foundation, either version 3 of these Licenses, or (at your option) 00010 * any later version. 00011 * 00012 * The Ceylan library is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU Lesser General Public License and the GNU General Public License 00016 * for more details. 00017 * 00018 * You should have received a copy of the GNU Lesser General Public 00019 * License and the GNU General Public License along with the Ceylan library. 00020 * If not, see <http://www.gnu.org/licenses/>. 00021 * 00022 * Author: Olivier Boudeville (olivier.boudeville@esperide.com) 00023 * 00024 */ 00025 00026 00027 #ifndef CEYLAN_FUNCTOR_H_ 00028 #define CEYLAN_FUNCTOR_H_ 00029 00030 00031 #include "CeylanTextDisplayable.h" // for TextDisplayable 00032 00033 00034 #include <string> 00035 00036 00037 00038 namespace Ceylan 00039 { 00040 00041 00042 00072 class CEYLAN_DLL Functor : public Ceylan::TextDisplayable 00073 { 00074 00075 00076 public: 00077 00078 00080 Functor() ; 00081 00082 00084 virtual ~Functor() throw() ; 00085 00086 00087 /* 00088 * The operator a functor is defined for: 00089 00091 virtual X operator() ( Y y ) = 0 ; 00092 00093 * 00094 */ 00095 00096 00109 virtual const std::string toString( 00110 Ceylan::VerbosityLevels level = Ceylan::high ) const ; 00111 00112 00113 00114 private: 00115 00116 00135 Functor & operator = ( const Functor & source ) ; 00136 00137 00138 } ; 00139 00140 00141 } 00142 00143 00144 #endif // CEYLAN_FUNCTOR_H_ 00145