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Diffstat (limited to '3rdParty/Boost/boost/date_time/strings_from_facet.hpp')
-rw-r--r-- | 3rdParty/Boost/boost/date_time/strings_from_facet.hpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/date_time/strings_from_facet.hpp b/3rdParty/Boost/boost/date_time/strings_from_facet.hpp new file mode 100644 index 0000000..2bc26fb --- /dev/null +++ b/3rdParty/Boost/boost/date_time/strings_from_facet.hpp @@ -0,0 +1,125 @@ +#ifndef DATE_TIME_STRINGS_FROM_FACET__HPP___ +#define DATE_TIME_STRINGS_FROM_FACET__HPP___ + +/* Copyright (c) 2004 CrystalClear Software, Inc. + * Use, modification and distribution is subject to the + * Boost Software License, Version 1.0. (See accompanying + * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) + * Author: Jeff Garland + * $Date: 2009-02-01 06:29:43 -0500 (Sun, 01 Feb 2009) $ + */ + +#include <sstream> +#include <string> +#include <vector> +#include <locale> + +namespace boost { namespace date_time { + +//! This function gathers up all the month strings from a std::locale +/*! Using the time_put facet, this function creates a collection of + * all the month strings from a locale. This is handy when building + * custom date parsers or formatters that need to be localized. + * + *@param charT The type of char to use when gathering typically char + * or wchar_t. + *@param locale The locale to use when gathering the strings + *@param short_strings True(default) to gather short strings, + * false for long strings. + *@return A vector of strings containing the strings in order. eg: + * Jan, Feb, Mar, etc. + */ +template<typename charT> +std::vector<std::basic_string<charT> > +gather_month_strings(const std::locale& locale, bool short_strings=true) +{ + typedef std::basic_string<charT> string_type; + typedef std::vector<string_type> collection_type; + typedef std::basic_ostringstream<charT> ostream_type; + typedef std::ostreambuf_iterator<charT> ostream_iter_type; + typedef std::basic_ostringstream<charT> stringstream_type; + typedef std::time_put<charT> time_put_facet_type; + charT short_fmt[3] = { '%', 'b' }; + charT long_fmt[3] = { '%', 'B' }; + collection_type months; + string_type outfmt(short_fmt); + if (!short_strings) { + outfmt = long_fmt; + } + { + //grab the needed strings by using the locale to + //output each month + const charT* p_outfmt = outfmt.c_str(), *p_outfmt_end = p_outfmt + outfmt.size(); + for (int m=0; m < 12; m++) { + tm tm_value; + tm_value.tm_mon = m; + stringstream_type ss; + ostream_iter_type oitr(ss); + std::use_facet<time_put_facet_type>(locale).put(oitr, ss, ss.fill(), + &tm_value, + p_outfmt, + p_outfmt_end); + months.push_back(ss.str()); + } + } + return months; +} + +//! This function gathers up all the weekday strings from a std::locale +/*! Using the time_put facet, this function creates a collection of + * all the weekday strings from a locale starting with the string for + * 'Sunday'. This is handy when building custom date parsers or + * formatters that need to be localized. + * + *@param charT The type of char to use when gathering typically char + * or wchar_t. + *@param locale The locale to use when gathering the strings + *@param short_strings True(default) to gather short strings, + * false for long strings. + *@return A vector of strings containing the weekdays in order. eg: + * Sun, Mon, Tue, Wed, Thu, Fri, Sat + */ +template<typename charT> +std::vector<std::basic_string<charT> > +gather_weekday_strings(const std::locale& locale, bool short_strings=true) +{ + typedef std::basic_string<charT> string_type; + typedef std::vector<string_type> collection_type; + typedef std::basic_ostringstream<charT> ostream_type; + typedef std::ostreambuf_iterator<charT> ostream_iter_type; + typedef std::basic_ostringstream<charT> stringstream_type; + typedef std::time_put<charT> time_put_facet_type; + charT short_fmt[3] = { '%', 'a' }; + charT long_fmt[3] = { '%', 'A' }; + + collection_type weekdays; + + + string_type outfmt(short_fmt); + if (!short_strings) { + outfmt = long_fmt; + } + { + //grab the needed strings by using the locale to + //output each month / weekday + const charT* p_outfmt = outfmt.c_str(), *p_outfmt_end = p_outfmt + outfmt.size(); + for (int i=0; i < 7; i++) { + tm tm_value; + tm_value.tm_wday = i; + stringstream_type ss; + ostream_iter_type oitr(ss); + std::use_facet<time_put_facet_type>(locale).put(oitr, ss, ss.fill(), + &tm_value, + p_outfmt, + p_outfmt_end); + + weekdays.push_back(ss.str()); + } + } + return weekdays; +} + +} } //namespace + + +#endif |