Boost库timer的使用方法_经典方法

</pre>关于timer的基本教程可以看这里：<p></p><p><a target=_blank href="http://blog.csdn.net/luopeiyuan1990/article/details/8013221">http://blog.csdn.net/luopeiyuan1990/article/details/8013221</a></p><p></p><pre name="code" class="plain">void timer_call_back(const boost::system::error_code& /*e*/,
boost::asio::deadline_timer* t)
{
printf("\n\n System running \n\n");
/*  Insert your own functions */

printf("\n\n System running END \n\n");
/* timing again */
t->expires_at(t->expires_at() + boost::posix_time::seconds(5));
t->async_wait(boost::bind(timer_call_back,
boost::asio::placeholders::error, t));
}
void boost_timer()
{
boost::asio::io_service io;

boost::asio::deadline_timer t(io, boost::posix_time::seconds(5));
t.async_wait(boost::bind(timer_call_back,
boost::asio::placeholders::error, &t));
io.run();
}

void Dia_Record::boost_timer_file_text()
{
boost::asio::io_service io;

boost::asio::deadline_timer t(io, boost::posix_time::seconds(2));
t.async_wait(boost::bind(&Dia_Record::timer_call_back,this,
boost::asio::placeholders::error, &t));
io.run();
}