00001 /*************************************************************************** 00002 tag: Peter Soetens Mon Jan 19 14:11:26 CET 2004 DataSourceCondition.hpp 00003 00004 DataSourceCondition.hpp - description 00005 ------------------- 00006 begin : Mon January 19 2004 00007 copyright : (C) 2004 Peter Soetens 00008 email : peter.soetens@mech.kuleuven.ac.be 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 00038 #ifndef DATASOURCECONDITION_HPP 00039 #define DATASOURCECONDITION_HPP 00040 00041 #include "rtt-scripting-config.h" 00042 #include "../internal/DataSource.hpp" 00043 #include "ConditionInterface.hpp" 00044 00045 namespace RTT 00046 { namespace scripting { 00047 00052 class RTT_SCRIPTING_API DataSourceCondition 00053 : public internal::DataSource<bool> 00054 { 00055 ConditionInterface* cond; 00056 mutable bool result; 00057 public: 00062 DataSourceCondition( ConditionInterface* c ); 00063 DataSourceCondition( const DataSourceCondition& orig ); 00064 ~DataSourceCondition(); 00065 bool get() const; 00066 bool value() const; 00067 bool const& rvalue() const; 00068 void reset(); 00069 ConditionInterface* condition() const; 00070 virtual DataSourceCondition* clone() const; 00071 virtual DataSourceCondition* copy( std::map<const base::DataSourceBase*, base::DataSourceBase*>& alreadyCloned ) const; 00072 }; 00073 }} 00074 00075 #endif