epoc32/include/stdapis/boost/multi_array/range_list.hpp
author William Roberts <williamr@symbian.org>
Tue, 16 Mar 2010 16:12:26 +0000
branchSymbian2
changeset 2 2fe1408b6811
permissions -rw-r--r--
Final list of Symbian^2 public API header files
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// Copyright 2002 The Trustees of Indiana University.
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// Use, modification and distribution is subject to the Boost Software 
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//  Boost.MultiArray Library
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//  Authors: Ronald Garcia
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//           Jeremy Siek
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//           Andrew Lumsdaine
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//  See http://www.boost.org/libs/multi_array for documentation.
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#ifndef RANGE_LIST_RG072501_HPP
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#define RANGE_LIST_RG072501_HPP
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//
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// range_list.hpp - helper to build boost::arrays for *_set types
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//
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#include "boost/array.hpp"
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namespace boost {
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namespace detail {
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namespace multi_array {
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/////////////////////////////////////////////////////////////////////////
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// choose range list begins
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//
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struct choose_range_list_n {
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  template <typename T, std::size_t NumRanges>
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  struct bind {
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    typedef boost::array<T,NumRanges> type;
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  };
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};
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struct choose_range_list_zero {
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  template <typename T, std::size_t NumRanges>
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  struct bind {
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    typedef boost::array<T,1> type;
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  };
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};
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template <std::size_t NumRanges>
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struct range_list_gen_helper {
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  typedef choose_range_list_n choice;
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};
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template <>
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struct range_list_gen_helper<0> {
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  typedef choose_range_list_zero choice;
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};
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template <typename T, std::size_t NumRanges>
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struct range_list_generator {
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private:
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  typedef typename range_list_gen_helper<NumRanges>::choice Choice;
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public:
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  typedef typename Choice::template bind<T,NumRanges>::type type;
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};
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//
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// choose range list ends
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/////////////////////////////////////////////////////////////////////////
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} // namespace multi_array
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} // namespace detail
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} // namespace boost
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#endif // RANGE_LIST_RG072501_HPP