ET9_WebGL_Dev/Src/Experimental/BoostAsioTest.cc

#include <iostream>
#include <boost/asio.hpp>
#include <boost/thread.hpp>
#include <boost/bind.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>

class printer
{
public:
	printer(boost::asio::io_service& io) :
		strand_(io), timer1_(io, boost::posix_time::seconds(1)), timer2_(io,
				boost::posix_time::seconds(1)), count_(0)
	{
		timer1_.async_wait(strand_.wrap(boost::bind(&printer::print1, this)));
		timer2_.async_wait(strand_.wrap(boost::bind(&printer::print2, this)));
	}

	~printer()
	{
		std::cout << "Final count is " << count_ << "\n";
	}

	void print1()
	{
		if (count_ < 10)
		{
			std::cout << "Timer 1: " << count_ << "\n";
			++count_;

			timer1_.expires_at(timer1_.expires_at()
					+ boost::posix_time::seconds(1));
			timer1_.async_wait(
					strand_.wrap(boost::bind(&printer::print1, this)));
		}
	}

	void print2()
	{
		if (count_ < 10)
		{
			std::cout << "Timer 2: " << count_ << "\n";
			++count_;

			timer2_.expires_at(timer2_.expires_at()
					+ boost::posix_time::seconds(1));
			timer2_.async_wait(
					strand_.wrap(boost::bind(&printer::print2, this)));
		}
	}

private:
	boost::asio::strand strand_;
	boost::asio::deadline_timer timer1_;
	boost::asio::deadline_timer timer2_;
	int count_;
};

int main()
{
	boost::asio::io_service io;
	printer p(io);
	boost::thread t(boost::bind(&boost::asio::io_service::run, &io));
	io.run();
	t.join();

	return 0;
}