01c86ece02
For context see this thread: https://groups.google.com/a/chromium.org/forum/?fromgroups#!topic/chromium-dev/RMcVNGjB4II TBR=thakis,pkasting,jam git-svn-id: svn://svn.chromium.org/chrome/trunk/src@146163 0039d316-1c4b-4281-b951-d872f2087c98
39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_MESSAGE_LOOP_PROXY_H_
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#define BASE_MESSAGE_LOOP_PROXY_H_
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#include "base/base_export.h"
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#include "base/compiler_specific.h"
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#include "base/memory/ref_counted.h"
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#include "base/single_thread_task_runner.h"
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namespace base {
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// This class provides a thread-safe refcounted interface to the Post* methods
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// of a message loop. This class can outlive the target message loop.
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// MessageLoopProxy objects are constructed automatically for all MessageLoops.
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// So, to access them, you can use any of the following:
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// Thread::message_loop_proxy()
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// MessageLoop::current()->message_loop_proxy()
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// MessageLoopProxy::current()
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//
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// TODO(akalin): Now that we have the *TaskRunner interfaces, we can
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// merge this with MessageLoopProxyImpl.
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class BASE_EXPORT MessageLoopProxy : public SingleThreadTaskRunner {
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public:
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// Gets the MessageLoopProxy for the current message loop, creating one if
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// needed.
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static scoped_refptr<MessageLoopProxy> current();
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protected:
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MessageLoopProxy();
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virtual ~MessageLoopProxy();
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};
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} // namespace base
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#endif // BASE_MESSAGE_LOOP_PROXY_H_
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