58de70e3c1
git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@18 52acb1d6-8a22-11de-b505-999d5b087335
91 lines
1.8 KiB
C++
91 lines
1.8 KiB
C++
//
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// win_event.hpp
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// ~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2005 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_DETAIL_WIN_EVENT_HPP
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#define BOOST_ASIO_DETAIL_WIN_EVENT_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/push_options.hpp>
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#include <boost/asio/detail/push_options.hpp>
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#include <boost/config.hpp>
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#include <boost/asio/detail/pop_options.hpp>
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#if defined(BOOST_WINDOWS)
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#include <boost/asio/system_exception.hpp>
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#include <boost/asio/detail/noncopyable.hpp>
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#include <boost/asio/detail/socket_types.hpp>
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#include <boost/asio/detail/push_options.hpp>
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#include <boost/throw_exception.hpp>
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#include <boost/asio/detail/pop_options.hpp>
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namespace boost {
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namespace asio {
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namespace detail {
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class win_event
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: private noncopyable
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{
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public:
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// Constructor.
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win_event()
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: event_(::CreateEvent(0, true, false, 0))
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{
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if (!event_)
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{
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DWORD last_error = ::GetLastError();
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system_exception e("event", last_error);
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boost::throw_exception(e);
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}
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}
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// Destructor.
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~win_event()
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{
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::CloseHandle(event_);
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}
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// Signal the event.
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void signal()
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{
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::SetEvent(event_);
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}
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// Reset the event.
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void clear()
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{
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::ResetEvent(event_);
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}
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// Wait for the event to become signalled.
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void wait()
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{
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::WaitForSingleObject(event_, INFINITE);
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}
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private:
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HANDLE event_;
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};
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} // namespace detail
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} // namespace asio
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} // namespace boost
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#endif // defined(BOOST_WINDOWS)
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#include <boost/asio/detail/pop_options.hpp>
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#endif // BOOST_ASIO_DETAIL_WIN_EVENT_HPP
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