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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_LOADER_POWER_SAVE_BLOCK_RESOURCE_THROTTLE_H_ | |
6 #define CONTENT_BROWSER_LOADER_POWER_SAVE_BLOCK_RESOURCE_THROTTLE_H_ | |
7 | |
8 #include <memory> | |
9 #include <string> | |
10 | |
11 #include "base/compiler_specific.h" | |
12 #include "base/macros.h" | |
13 #include "base/memory/ref_counted.h" | |
14 #include "base/sequenced_task_runner.h" | |
15 #include "base/single_thread_task_runner.h" | |
16 #include "base/timer/timer.h" | |
17 #include "content/public/browser/resource_throttle.h" | |
18 | |
19 namespace device { | |
20 class PowerSaveBlocker; | |
21 } // namespace device | |
22 | |
23 namespace content { | |
24 | |
25 // This ResourceThrottle blocks power save until large upload request finishes. | |
26 class PowerSaveBlockResourceThrottle : public ResourceThrottle { | |
27 public: | |
28 PowerSaveBlockResourceThrottle( | |
29 const std::string& host, | |
30 scoped_refptr<base::SequencedTaskRunner> ui_task_runner, | |
31 scoped_refptr<base::SingleThreadTaskRunner> blocking_task_runner); | |
32 ~PowerSaveBlockResourceThrottle() override; | |
33 | |
34 // ResourceThrottle overrides: | |
35 void WillStartRequest(bool* defer) override; | |
36 void WillProcessResponse(bool* defer) override; | |
37 const char* GetNameForLogging() const override; | |
38 | |
39 private: | |
40 void ActivatePowerSaveBlocker(); | |
41 | |
42 const std::string host_; | |
43 base::OneShotTimer timer_; | |
44 std::unique_ptr<device::PowerSaveBlocker> power_save_blocker_; | |
45 scoped_refptr<base::SequencedTaskRunner> ui_task_runner_; | |
46 scoped_refptr<base::SingleThreadTaskRunner> blocking_task_runner_; | |
47 | |
48 DISALLOW_COPY_AND_ASSIGN(PowerSaveBlockResourceThrottle); | |
49 }; | |
50 | |
51 } // namespace content | |
52 | |
53 #endif // CONTENT_BROWSER_LOADER_POWER_SAVE_BLOCK_RESOURCE_THROTTLE_H_ | |
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