webrtc_m130/webrtc/base/sequenced_task_checker_impl.h
perkj 32012f8c3a Do not include task_queue.h in sequenced_task_checker_impl.h
This it to avoid requiring targets that include header files that in turn use SequenceTaskedChecker, to also have to define the macros needed by TaskQueue.

BUG=webrtc:5687

Review-Url: https://codereview.webrtc.org/2145393003
Cr-Commit-Position: refs/heads/master@{#13482}
2016-07-15 06:32:18 +00:00

45 lines
1.4 KiB
C++

/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_BASE_SEQUENCED_TASK_CHECKER_IMPL_H_
#define WEBRTC_BASE_SEQUENCED_TASK_CHECKER_IMPL_H_
#include "webrtc/base/thread_checker.h"
namespace rtc {
class TaskQueue;
// Real implementation of SequencedTaskChecker, for use in debug mode, or
// for temporary use in release mode.
//
// Note: You should almost always use the SequencedTaskChecker class to get the
// right version for your build configuration.
class SequencedTaskCheckerImpl {
public:
SequencedTaskCheckerImpl();
~SequencedTaskCheckerImpl();
bool CalledSequentially() const;
// Changes the task queue or thread that is checked for in IsCurrent. This
// may be useful when an object may be created on one task queue / thread and
// then used exclusively on another thread.
void Detach();
private:
CriticalSection lock_;
ThreadChecker thread_checker_;
mutable bool attached_;
mutable TaskQueue* valid_queue_;
};
} // namespace rtc
#endif // WEBRTC_BASE_SEQUENCED_TASK_CHECKER_IMPL_H_