Chris@16: //
Chris@16: // detail/timer_queue_base.hpp
Chris@16: // ~~~~~~~~~~~~~~~~~~~~~~~~~~~
Chris@16: //
Chris@101: // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: 
Chris@16: #ifndef BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP
Chris@16: #define BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: # pragma once
Chris@16: #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: 
Chris@16: #include <boost/asio/detail/config.hpp>
Chris@16: #include <boost/asio/detail/noncopyable.hpp>
Chris@16: #include <boost/asio/detail/op_queue.hpp>
Chris@16: #include <boost/asio/detail/operation.hpp>
Chris@16: 
Chris@16: #include <boost/asio/detail/push_options.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace asio {
Chris@16: namespace detail {
Chris@16: 
Chris@16: class timer_queue_base
Chris@16:   : private noncopyable
Chris@16: {
Chris@16: public:
Chris@16:   // Constructor.
Chris@16:   timer_queue_base() : next_(0) {}
Chris@16: 
Chris@16:   // Destructor.
Chris@16:   virtual ~timer_queue_base() {}
Chris@16: 
Chris@16:   // Whether there are no timers in the queue.
Chris@16:   virtual bool empty() const = 0;
Chris@16: 
Chris@16:   // Get the time to wait until the next timer.
Chris@16:   virtual long wait_duration_msec(long max_duration) const = 0;
Chris@16: 
Chris@16:   // Get the time to wait until the next timer.
Chris@16:   virtual long wait_duration_usec(long max_duration) const = 0;
Chris@16: 
Chris@16:   // Dequeue all ready timers.
Chris@16:   virtual void get_ready_timers(op_queue<operation>& ops) = 0;
Chris@16: 
Chris@16:   // Dequeue all timers.
Chris@16:   virtual void get_all_timers(op_queue<operation>& ops) = 0;
Chris@16: 
Chris@16: private:
Chris@16:   friend class timer_queue_set;
Chris@16: 
Chris@16:   // Next timer queue in the set.
Chris@16:   timer_queue_base* next_;
Chris@16: };
Chris@16: 
Chris@16: template <typename Time_Traits>
Chris@16: class timer_queue;
Chris@16: 
Chris@16: } // namespace detail
Chris@16: } // namespace asio
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/asio/detail/pop_options.hpp>
Chris@16: 
Chris@16: #endif // BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP