| #ifndef GREG_WEEKDAY_HPP___ |
| #define GREG_WEEKDAY_HPP___ |
| |
| /* Copyright (c) 2002,2003,2020 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, Bart Garst |
| * $Date$ |
| */ |
| |
| #include <boost/date_time/constrained_value.hpp> |
| #include <boost/date_time/date_defs.hpp> |
| #include <boost/date_time/compiler_config.hpp> |
| #include <stdexcept> |
| #include <string> |
| |
| namespace boost { |
| namespace gregorian { |
| |
| //bring enum values into the namespace |
| using date_time::Sunday; |
| using date_time::Monday; |
| using date_time::Tuesday; |
| using date_time::Wednesday; |
| using date_time::Thursday; |
| using date_time::Friday; |
| using date_time::Saturday; |
| |
| |
| //! Exception that flags that a weekday number is incorrect |
| struct BOOST_SYMBOL_VISIBLE bad_weekday : public std::out_of_range |
| { |
| bad_weekday() : std::out_of_range(std::string("Weekday is out of range 0..6")) {} |
| }; |
| typedef CV::simple_exception_policy<unsigned short, 0, 6, bad_weekday> greg_weekday_policies; |
| typedef CV::constrained_value<greg_weekday_policies> greg_weekday_rep; |
| |
| |
| //! Represent a day within a week (range 0==Sun to 6==Sat) |
| class BOOST_SYMBOL_VISIBLE greg_weekday : public greg_weekday_rep { |
| public: |
| typedef boost::date_time::weekdays weekday_enum; |
| BOOST_CXX14_CONSTEXPR greg_weekday(value_type day_of_week_num) : |
| greg_weekday_rep(day_of_week_num) |
| {} |
| |
| BOOST_CXX14_CONSTEXPR value_type as_number() const {return value_;} |
| BOOST_CXX14_CONSTEXPR weekday_enum as_enum() const {return static_cast<weekday_enum>(value_);} |
| |
| //! Return a 3 digit english string of the day of week (eg: Sun) |
| const char* as_short_string() const |
| { |
| static const char* const short_weekday_names[] |
| = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; |
| |
| return short_weekday_names[value_]; |
| } |
| |
| //! Return a point to a long english string representing day of week |
| const char* as_long_string() const |
| { |
| static const char* const long_weekday_names[] |
| = {"Sunday","Monday","Tuesday","Wednesday", "Thursday", "Friday", "Saturday"}; |
| |
| return long_weekday_names[value_]; |
| } |
| |
| |
| #ifndef BOOST_NO_STD_WSTRING |
| |
| //! Return a 3 digit english wchar_t string of the day of week (eg: Sun) |
| const wchar_t* as_short_wstring() const |
| { |
| static const wchar_t* const w_short_weekday_names[]={L"Sun", L"Mon", L"Tue", |
| L"Wed", L"Thu", L"Fri", L"Sat"}; |
| return w_short_weekday_names[value_]; |
| } |
| |
| //! Return a point to a long english wchar_t string representing day of week |
| const wchar_t* as_long_wstring() const |
| { |
| static const wchar_t* const w_long_weekday_names[]= {L"Sunday",L"Monday",L"Tuesday", |
| L"Wednesday", L"Thursday", |
| L"Friday", L"Saturday"}; |
| return w_long_weekday_names[value_]; |
| } |
| |
| #endif // BOOST_NO_STD_WSTRING |
| |
| |
| }; |
| |
| |
| |
| } } //namespace gregorian |
| |
| |
| |
| #endif |