67 lines
1.9 KiB
Plaintext
67 lines
1.9 KiB
Plaintext
#ifndef GREG_WEEKDAY_HPP___
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#define GREG_WEEKDAY_HPP___
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/* Copyright (c) 2002,2003 CrystalClear Software, Inc.
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* Use, modification and distribution is subject to the
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* Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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* Author: Jeff Garland, Bart Garst
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* $Date$
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*/
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#include "boost/date_time/constrained_value.hpp"
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#include "boost/date_time/date_defs.hpp"
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#include "boost/date_time/compiler_config.hpp"
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#include <stdexcept>
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#include <string>
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namespace boost {
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namespace gregorian {
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//bring enum values into the namespace
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using date_time::Sunday;
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using date_time::Monday;
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using date_time::Tuesday;
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using date_time::Wednesday;
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using date_time::Thursday;
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using date_time::Friday;
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using date_time::Saturday;
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//! Exception that flags that a weekday number is incorrect
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struct bad_weekday : public std::out_of_range
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{
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bad_weekday() : std::out_of_range(std::string("Weekday is out of range 0..6")) {}
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};
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typedef CV::simple_exception_policy<unsigned short, 0, 6, bad_weekday> greg_weekday_policies;
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typedef CV::constrained_value<greg_weekday_policies> greg_weekday_rep;
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//! Represent a day within a week (range 0==Sun to 6==Sat)
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class BOOST_DATE_TIME_DECL greg_weekday : public greg_weekday_rep {
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public:
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typedef boost::date_time::weekdays weekday_enum;
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greg_weekday(unsigned short day_of_week_num) :
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greg_weekday_rep(day_of_week_num)
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{}
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unsigned short as_number() const {return value_;}
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const char* as_short_string() const;
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const char* as_long_string() const;
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#ifndef BOOST_NO_STD_WSTRING
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const wchar_t* as_short_wstring() const;
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const wchar_t* as_long_wstring() const;
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#endif // BOOST_NO_STD_WSTRING
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weekday_enum as_enum() const {return static_cast<weekday_enum>(value_);}
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};
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} } //namespace gregorian
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#endif
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