You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and dots ('.'), can be up to 35 characters long. Letters must be lowercase.
105 lines
3.4 KiB
105 lines
3.4 KiB
#ifndef GREG_MONTH_HPP___ |
|
#define GREG_MONTH_HPP___ |
|
|
|
/* Copyright (c) 2002,2003 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: 2008-02-27 15:00:24 -0500 (Wed, 27 Feb 2008) $ |
|
*/ |
|
|
|
#include "boost/date_time/constrained_value.hpp" |
|
#include "boost/date_time/date_defs.hpp" |
|
#include "boost/shared_ptr.hpp" |
|
#include "boost/date_time/compiler_config.hpp" |
|
#include <stdexcept> |
|
#include <string> |
|
#include <map> |
|
#include <algorithm> |
|
#include <cctype> |
|
|
|
namespace boost { |
|
namespace gregorian { |
|
|
|
typedef date_time::months_of_year months_of_year; |
|
|
|
//bring enum values into the namespace |
|
using date_time::Jan; |
|
using date_time::Feb; |
|
using date_time::Mar; |
|
using date_time::Apr; |
|
using date_time::May; |
|
using date_time::Jun; |
|
using date_time::Jul; |
|
using date_time::Aug; |
|
using date_time::Sep; |
|
using date_time::Oct; |
|
using date_time::Nov; |
|
using date_time::Dec; |
|
using date_time::NotAMonth; |
|
using date_time::NumMonths; |
|
|
|
//! Exception thrown if a greg_month is constructed with a value out of range |
|
struct bad_month : public std::out_of_range |
|
{ |
|
bad_month() : std::out_of_range(std::string("Month number is out of range 1..12")) {} |
|
}; |
|
//! Build a policy class for the greg_month_rep |
|
typedef CV::simple_exception_policy<unsigned short, 1, 12, bad_month> greg_month_policies; |
|
//! A constrained range that implements the gregorian_month rules |
|
typedef CV::constrained_value<greg_month_policies> greg_month_rep; |
|
|
|
|
|
//! Wrapper class to represent months in gregorian based calendar |
|
class BOOST_DATE_TIME_DECL greg_month : public greg_month_rep { |
|
public: |
|
typedef date_time::months_of_year month_enum; |
|
typedef std::map<std::string, unsigned short> month_map_type; |
|
typedef boost::shared_ptr<month_map_type> month_map_ptr_type; |
|
//! Construct a month from the months_of_year enumeration |
|
greg_month(month_enum theMonth) : |
|
greg_month_rep(static_cast<greg_month_rep::value_type>(theMonth)) {} |
|
//! Construct from a short value |
|
greg_month(unsigned short theMonth) : greg_month_rep(theMonth) {} |
|
//! Convert the value back to a short |
|
operator unsigned short() const {return value_;} |
|
//! Returns month as number from 1 to 12 |
|
unsigned short as_number() const {return value_;} |
|
month_enum as_enum() const {return static_cast<month_enum>(value_);} |
|
const char* as_short_string() const; |
|
const char* as_long_string() const; |
|
#ifndef BOOST_NO_STD_WSTRING |
|
const wchar_t* as_short_wstring() const; |
|
const wchar_t* as_long_wstring() const; |
|
#endif // BOOST_NO_STD_WSTRING |
|
//! Shared pointer to a map of Month strings (Names & Abbrev) & numbers |
|
static month_map_ptr_type get_month_map_ptr(); |
|
|
|
/* parameterized as_*_string functions are intended to be called |
|
* from a template function: "... as_short_string(charT c='\0');" */ |
|
const char* as_short_string(char) const |
|
{ |
|
return as_short_string(); |
|
} |
|
const char* as_long_string(char) const |
|
{ |
|
return as_long_string(); |
|
} |
|
#ifndef BOOST_NO_STD_WSTRING |
|
const wchar_t* as_short_string(wchar_t) const |
|
{ |
|
return as_short_wstring(); |
|
} |
|
const wchar_t* as_long_string(wchar_t) const |
|
{ |
|
return as_long_wstring(); |
|
} |
|
#endif // BOOST_NO_STD_WSTRING |
|
}; |
|
|
|
} } //namespace gregorian |
|
|
|
|
|
|
|
#endif
|
|
|