rtt: DataSourceCommand.hpp Source File

00001 /***************************************************************************
00002   tag: Peter Soetens  Sat May 7 12:56:52 CEST 2005  DataSourceCommand.hpp
00003 
00004                         DataSourceCommand.hpp -  description
00005                            -------------------
00006     begin                : Sat May 07 2005
00007     copyright            : (C) 2005 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             *
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00033  *   Foundation, Inc., 59 Temple Place,                                    *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 #ifndef DATASOURCECOMMAND_HPP
00040 #define DATASOURCECOMMAND_HPP
00041 
00042 #include "../internal/DataSource.hpp"
00043 #include "../base/ActionInterface.hpp"
00044 
00045 namespace RTT
00046 { namespace internal {
00047 
00048 
00053   class RTT_API DataSourceCommand
00054     : public internal::DataSource<bool>
00055   {
00056       base::ActionInterface* comm;
00057       mutable bool mresult;
00058   public:
00063       DataSourceCommand( base::ActionInterface* c );
00064       DataSourceCommand( const DataSourceCommand& orig );
00065       ~DataSourceCommand();
00066       bool get() const;
00067       bool value() const;
00068       bool const& rvalue() const;
00069       void reset();
00070       base::ActionInterface* command() const;
00071       virtual DataSourceCommand* clone() const;
00072       virtual DataSourceCommand* copy( std::map<const base::DataSourceBase*, base::DataSourceBase*>& alreadyCloned ) const;
00073   };
00074 }}
00075 
00076 #endif