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marshal.h

00001 /* 00002 libwftk - Worldforge Toolkit - a widget library 00003 Copyright (C) 2002 Malcolm Walker <malcolm@worldforge.org> 00004 This file was not based on Libuta. 00005 00006 This library is free software; you can redistribute it and/or 00007 modify it under the terms of the GNU Lesser General Public 00008 License as published by the Free Software Foundation; either 00009 version 2.1 of the License, or (at your option) any later version. 00010 00011 This library is distributed in the hope that it will be useful, 00012 but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 Lesser General Public License for more details. 00015 00016 You should have received a copy of the GNU Lesser General Public 00017 License along with this library; if not, write to the 00018 Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00019 Boston, MA 02111-1307, SA. 00020 */ 00021 00022 #ifndef _MARSHAL_H 00023 #define _MARSHAL_H 00024 00025 #include <sigc++/marshal.h> 00026 00027 namespace wftk { 00028 00042 class BoolMarshal 00043 { 00044 public: 00046 typedef bool InType; 00048 typedef bool OutType; 00049 00050 BoolMarshal() : retval_(false) {} 00051 00053 OutType value() {return retval_;} 00054 00056 bool marshal(const InType& val) 00057 { 00058 #if SIGC_MAJOR_VERSION == 1 && SIGC_MINOR_VERSION == 0 00059 if (SigC::RetCode::check_ignore()) 00060 return false; 00061 #endif 00062 retval_ = val; 00063 return val; 00064 } 00065 00067 static bool default_value() {return false;} 00068 00069 private: 00070 bool retval_; 00071 }; 00072 00073 } // namespace 00074 00075 #endif

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