65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
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//
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// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
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//
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/locale.hpp>
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#include <ctime>
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#include <iomanip>
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#include <iostream>
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int main()
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{
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using namespace boost::locale;
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generator gen;
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std::locale::global(gen(""));
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std::cout.imbue(std::locale());
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// Setup environment
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boost::locale::date_time now;
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date_time start = now;
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// Set the first day of the first month of this year
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start.set(period::month(), now.minimum(period::month()));
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start.set(period::day(), start.minimum(period::day()));
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const int current_year = period::year(now);
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// Display current year
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std::cout << format("{1,ftime='%Y'}") % now << std::endl;
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// Run forward until current year is the date
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for(now = start; period::year(now) == current_year;) {
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// Print heading of month
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if(calendar().is_gregorian())
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std::cout << format("{1,ftime='%B'}") % now << std::endl;
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else
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std::cout << format("{1,ftime='%B'} ({1,ftime='%Y-%m-%d',locale=en} - {2,locale=en,ftime='%Y-%m-%d'})")
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% now % date_time(now, now.maximum(period::day()) * period::day())
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<< std::endl;
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const int first = calendar().first_day_of_week();
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// Print week days
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for(int i = 0; i < 7; i++) {
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date_time tmp(now, period::day_of_week() * (first + i));
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std::cout << format("{1,w=8,ftime='%a'} ") % tmp;
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}
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std::cout << std::endl;
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const int current_month = now / period::month();
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const int skip = now / period::day_of_week_local() - 1;
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for(int i = 0; i < skip * 9; i++)
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std::cout << ' ';
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for(; now / period::month() == current_month; now += period::day()) {
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std::cout << format("{1,w=8,ftime='%e'} ") % now;
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if(now / period::day_of_week_local() == 7)
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std::cout << std::endl;
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}
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std::cout << std::endl;
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}
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}
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