1 //
2 // detail/null_reactor.hpp
3 // ~~~~~~~~~~~~~~~~~~~~~~~
4 //
5 // Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
6 //
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9 //
10 
11 #ifndef ASIO_DETAIL_NULL_REACTOR_HPP
12 #define ASIO_DETAIL_NULL_REACTOR_HPP
13 
14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
15 # pragma once
16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
17 
18 #include "asio/detail/config.hpp"
19 
20 #if defined(ASIO_WINDOWS_RUNTIME)
21 
22 #include "asio/io_service.hpp"
23 
24 #include "asio/detail/push_options.hpp"
25 
26 namespace asio {
27 namespace detail {
28 
29 class null_reactor
30   : public asio::detail::service_base<null_reactor>
31 {
32 public:
33   // Constructor.
null_reactor(asio::io_service & io_service)34   null_reactor(asio::io_service& io_service)
35     : asio::detail::service_base<null_reactor>(io_service)
36   {
37   }
38 
39   // Destructor.
~null_reactor()40   ~null_reactor()
41   {
42   }
43 
44   // Destroy all user-defined handler objects owned by the service.
shutdown_service()45   void shutdown_service()
46   {
47   }
48 
49   // No-op because should never be called.
run(bool,op_queue<operation> &)50   void run(bool /*block*/, op_queue<operation>& /*ops*/)
51   {
52   }
53 
54   // No-op.
interrupt()55   void interrupt()
56   {
57   }
58 };
59 
60 } // namespace detail
61 } // namespace asio
62 
63 #include "asio/detail/pop_options.hpp"
64 
65 #endif // defined(ASIO_WINDOWS_RUNTIME)
66 
67 #endif // ASIO_DETAIL_NULL_REACTOR_HPP
68