Variables.ih

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00001 // $Id: Variables.ih 1742 2010-11-04 14:51:56Z g0dil $
00002 //
00003 // Copyright (C) 2008
00004 // Fraunhofer (FOKUS)
00005 // Competence Center NETwork research (NET), St. Augustin, GERMANY
00006 //     Stefan Bund <g0dil@berlios.de>
00007 //
00008 // This program is free software; you can redistribute it and/or modify
00009 // it under the terms of the GNU General Public License as published by
00010 // the Free Software Foundation; either version 2 of the License, or
00011 // (at your option) any later version.
00012 //
00013 // This program is distributed in the hope that it will be useful,
00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016 // GNU General Public License for more details.
00017 //
00018 // You should have received a copy of the GNU General Public License
00019 // along with this program; if not, write to the
00020 // Free Software Foundation, Inc.,
00021 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00022 
00026 #ifndef IH_SENF_Scheduler_Console_Variables_
00027 #define IH_SENF_Scheduler_Console_Variables_ 1
00028 
00029 // Custom includes
00030 #include <boost/function.hpp>
00031 #include <boost/type_traits/is_const.hpp>
00032 
00033 //-/////////////////////////////////////////////////////////////////////////////////////////////////
00034 
00035 namespace senf {
00036 namespace console {
00037 
00038     template <class Variable> class ConstVariableAttributor;
00039     template <class Variable> class VariableAttributor;
00040 
00041 namespace detail {
00042 
00043 #ifndef DOXYGEN
00044 
00045     template <class Variable>
00046     struct QueryVariable
00047     {
00048         typedef Variable const & Signature ();
00049         typedef boost::function<Signature> Function;
00050         typedef detail::ParsedCommandTraits<Signature> Traits;
00051         typedef detail::CreateParsedCommandOverload<Traits> CreateOverload;
00052         typedef Variable const & result_type;
00053 
00054         QueryVariable(Variable const & var);
00055 
00056         static typename Traits::Overload::ptr create(Variable const & var);
00057 
00058         Variable const & operator()()  const;
00059 
00060         Variable const & var_;
00061     };
00062 
00063     template <class Variable>
00064     struct SetVariable
00065     {
00066         typedef void Signature (Variable &);
00067         typedef boost::function<Signature> Function;
00068         typedef detail::ParsedCommandTraits<Signature> Traits;
00069         typedef detail::CreateParsedCommandOverload<Traits> CreateOverload;
00070         typedef boost::function<void (Variable const &)> OnChangeHandler;
00071         typedef void result_type;
00072 
00073         SetVariable(Variable & var, OnChangeHandler handler = OnChangeHandler());
00074 
00075         static typename Traits::Overload::ptr create(Variable & var);
00076 
00077         void operator()(Variable const & value) const;
00078 
00079         Variable & var_;
00080         OnChangeHandler handler_;
00081     };
00082 
00083 #endif
00084 
00085 }}}
00086 
00087 //-/////////////////////////////////////////////////////////////////////////////////////////////////
00088 #endif
00089 
00090 
00091 // Local Variables:
00092 // mode: c++
00093 // fill-column: 100
00094 // comment-column: 40
00095 // c-file-style: "senf"
00096 // indent-tabs-mode: nil
00097 // ispell-local-dictionary: "american"
00098 // compile-command: "scons -u test"
00099 // End:
SENF Extensible Network Framework

Variables.ih
