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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "remoting/base/stoppable.h" | 5 #include "remoting/base/stoppable.h" |
| 6 | 6 |
| 7 #include "base/message_loop.h" | 7 #include "base/message_loop.h" |
| 8 #include "base/single_thread_task_runner.h" | 8 #include "base/single_thread_task_runner.h" |
| 9 | 9 |
| 10 namespace remoting { | 10 namespace remoting { |
| 11 | 11 |
| 12 Stoppable::Stoppable( | 12 Stoppable::Stoppable( |
| 13 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 13 scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| 14 const base::Closure& stopped_callback) | 14 const base::Closure& stopped_callback) |
| 15 : state_(kRunning), | 15 : state_(kRunning), |
| 16 stopped_callback_(stopped_callback), | 16 stopped_callback_(stopped_callback), |
| 17 task_runner_(task_runner) { | 17 task_runner_(task_runner) { |
| 18 } | 18 } |
| 19 | 19 |
| 20 Stoppable::~Stoppable() { | 20 Stoppable::~Stoppable() { |
| 21 DCHECK_EQ(state_, kStopped); | 21 // Failing this check means that the object implementing |Stoppable| hasn't |
| 22 // been shutdown correctly. | |
|
Wez
2012/08/15 23:22:20
Isn't that implicit in the CHECK itself? You're si
alexeypa (please no reviews)
2012/08/15 23:55:50
I removed the comment.
| |
| 23 CHECK_EQ(state_, kStopped); | |
| 22 } | 24 } |
| 23 | 25 |
| 24 void Stoppable::Stop() { | 26 void Stoppable::Stop() { |
| 25 DCHECK(task_runner_->BelongsToCurrentThread()); | 27 DCHECK(task_runner_->BelongsToCurrentThread()); |
| 26 | 28 |
| 27 if (state_ == kRunning) { | 29 if (state_ == kRunning) { |
| 28 state_ = kStopping; | 30 state_ = kStopping; |
| 29 } | 31 } |
| 30 | 32 |
| 31 // DoStop() can be called multiple times. | 33 // DoStop() can be called multiple times. |
| 32 DoStop(); | 34 DoStop(); |
| 33 } | 35 } |
| 34 | 36 |
| 35 void Stoppable::CompleteStopping() { | 37 void Stoppable::CompleteStopping() { |
| 36 DCHECK(task_runner_->BelongsToCurrentThread()); | 38 DCHECK(task_runner_->BelongsToCurrentThread()); |
| 37 DCHECK_EQ(state_, kStopping); | 39 DCHECK_EQ(state_, kStopping); |
| 38 | 40 |
| 39 state_ = kStopped; | 41 state_ = kStopped; |
| 40 task_runner_->PostTask(FROM_HERE, stopped_callback_); | 42 task_runner_->PostTask(FROM_HERE, stopped_callback_); |
| 41 } | 43 } |
| 42 | 44 |
| 43 } // namespace remoting | 45 } // namespace remoting |
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