Utils/Console/Traits.ih

   1 // $Id$
   2 //
   3 // Copyright (C) 2008
   4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
   5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
   6 //     Stefan Bund <g0dil@berlios.de>
   7 //
   8 // This program is free software; you can redistribute it and/or modify
   9 // it under the terms of the GNU General Public License as published by
  10 // the Free Software Foundation; either version 2 of the License, or
  11 // (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this program; if not, write to the
  20 // Free Software Foundation, Inc.,
  21 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23 /** \file
  24     \brief Traits internal header */
  25
  26 #ifndef IH_SENF_Scheduler_Console_Traits_
  27 #define IH_SENF_Scheduler_Console_Traits_ 1
  28
  29 // Custom includes
  30 #include <string>
  31 #include <boost/preprocessor/seq/for_each.hpp>
  32 #include <boost/preprocessor/stringize.hpp>
  33 #include <boost/preprocessor/facilities/empty.hpp>
  34 #include <boost/bimap.hpp>
  35 #include <boost/assign/list_inserter.hpp>
  36 #include <boost/algorithm/string/case_conv.hpp>
  37 #include "../../Utils/singleton.hh"
  38
  39 ///////////////////////////////ih.p////////////////////////////////////////
  40
  41 namespace senf {
  42 namespace console {
  43 namespace detail {
  44
  45 #ifndef DOXYGEN
  46     struct StringILess
  47     {
  48         bool operator()(std::string const & left, std::string const & right) const
  49             { return boost::algorithm::to_lower_copy(left)
  50                   < boost::algorithm::to_lower_copy(right); }
  51     };
  52
  53     typedef boost::bimap<boost::bimaps::set_of<std::string, StringILess>, long> EnumTable;
  54
  55     long parseEnum(EnumTable const & table, ParseCommandInfo::TokensRange const & tokens);
  56     std::string formatEnum(EnumTable const & table, long value);
  57
  58 #   define SENF_CONSOLE_REGISTER_ENUM_ELT(r,d,e) \
  59         ( BOOST_PP_STRINGIZE(e), static_cast<long>(d e) )
  60
  61 #   define SENF_CONSOLE_REGISTER_ENUM_(Prefix, Type, Values)                                      \
  62         inline senf::console::detail::EnumTable & senf_console_enum_table(Prefix Type)            \
  63         {                                                                                         \
  64             static senf::console::detail::EnumTable table;                                        \
  65             if (table.empty())                                                                    \
  66                 boost::assign::insert(table)                                                      \
  67                     BOOST_PP_SEQ_FOR_EACH( SENF_CONSOLE_REGISTER_ENUM_ELT, Prefix, Values );      \
  68             return table;                                                                         \
  69         }                                                                                         \
  70         inline void senf_console_parse_argument(                                                  \
  71             senf::console::ParseCommandInfo::TokensRange const & tokens, Prefix Type & out)       \
  72         {                                                                                         \
  73             out = static_cast<Prefix Type>(                                                       \
  74                 senf::console::detail::parseEnum(                                                 \
  75                     senf_console_enum_table( Prefix Type() ), tokens) );                          \
  76         }                                                                                         \
  77         inline void senf_console_format_value(Prefix Type value, std::ostream & os)               \
  78         {                                                                                         \
  79             os << senf::console::detail::formatEnum(                                              \
  80                 senf_console_enum_table( Prefix Type() ), static_cast<long>(value) );             \
  81         }
  82
  83 #endif
  84
  85 }}}
  86
  87 ///////////////////////////////ih.e////////////////////////////////////////
  88 #endif
  89
  90 \f
  91 // Local Variables:
  92 // mode: c++
  93 // fill-column: 100
  94 // comment-column: 40
  95 // c-file-style: "senf"
  96 // indent-tabs-mode: nil
  97 // ispell-local-dictionary: "american"
  98 // compile-command: "scons -u test"
  99 // End: