| 1 | // |
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| 2 | // detail/timer_queue_base.hpp |
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| 3 | // ~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 4 | // |
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| 5 | // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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| 6 | // |
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| 7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
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| 8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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| 9 | // |
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| 10 | |
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| 11 | #ifndef BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP |
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| 12 | #define BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP |
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| 13 | |
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| 14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 15 | # pragma once |
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| 16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 17 | |
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| 18 | #include <boost/asio/detail/config.hpp> |
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| 19 | #include <boost/asio/detail/noncopyable.hpp> |
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| 20 | #include <boost/asio/detail/op_queue.hpp> |
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| 21 | #include <boost/asio/detail/operation.hpp> |
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| 22 | |
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| 23 | #include <boost/asio/detail/push_options.hpp> |
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| 24 | |
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| 25 | namespace boost { |
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| 26 | namespace asio { |
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| 27 | namespace detail { |
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| 28 | |
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| 29 | class timer_queue_base |
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| 30 | : private noncopyable |
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| 31 | { |
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| 32 | public: |
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| 33 | // Constructor. |
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| 34 | timer_queue_base() : next_(0) {} |
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| 35 | |
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| 36 | // Destructor. |
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| 37 | virtual ~timer_queue_base() {} |
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| 38 | |
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| 39 | // Whether there are no timers in the queue. |
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| 40 | virtual bool empty() const = 0; |
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| 41 | |
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| 42 | // Get the time to wait until the next timer. |
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| 43 | virtual long wait_duration_msec(long max_duration) const = 0; |
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| 44 | |
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| 45 | // Get the time to wait until the next timer. |
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| 46 | virtual long wait_duration_usec(long max_duration) const = 0; |
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| 47 | |
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| 48 | // Dequeue all ready timers. |
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| 49 | virtual void get_ready_timers(op_queue<operation>& ops) = 0; |
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| 50 | |
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| 51 | // Dequeue all timers. |
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| 52 | virtual void get_all_timers(op_queue<operation>& ops) = 0; |
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| 53 | |
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| 54 | private: |
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| 55 | friend class timer_queue_set; |
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| 56 | |
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| 57 | // Next timer queue in the set. |
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| 58 | timer_queue_base* next_; |
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| 59 | }; |
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| 60 | |
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| 61 | template <typename Time_Traits> |
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| 62 | class timer_queue; |
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| 63 | |
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| 64 | } // namespace detail |
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| 65 | } // namespace asio |
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| 66 | } // namespace boost |
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| 67 | |
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| 68 | #include <boost/asio/detail/pop_options.hpp> |
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| 69 | |
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| 70 | #endif // BOOST_ASIO_DETAIL_TIMER_QUEUE_BASE_HPP |
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| 71 | |
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