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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #ifndef CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ | 5 #ifndef CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ |
6 #define CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ | 6 #define CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ |
7 | 7 |
8 #include "base/memory/weak_ptr.h" | 8 #include "base/memory/weak_ptr.h" |
9 #include "base/timer/timer.h" | 9 #include "base/timer/timer.h" |
10 #include "base/version.h" | 10 #include "base/version.h" |
11 #include "chrome/browser/upgrade_detector.h" | 11 #include "chrome/browser/upgrade_detector.h" |
12 #include "components/variations/service/variations_service.h" | 12 #include "components/variations/service/variations_service.h" |
13 | 13 |
| 14 namespace base { |
14 template <typename T> struct DefaultSingletonTraits; | 15 template <typename T> struct DefaultSingletonTraits; |
| 16 } |
15 | 17 |
16 class UpgradeDetectorImpl : public UpgradeDetector, | 18 class UpgradeDetectorImpl : public UpgradeDetector, |
17 public variations::VariationsService::Observer { | 19 public variations::VariationsService::Observer { |
18 public: | 20 public: |
19 ~UpgradeDetectorImpl() override; | 21 ~UpgradeDetectorImpl() override; |
20 | 22 |
21 // Returns the currently installed Chrome version, which may be newer than the | 23 // Returns the currently installed Chrome version, which may be newer than the |
22 // one currently running. Not supported on Android, iOS or ChromeOS. Must be | 24 // one currently running. Not supported on Android, iOS or ChromeOS. Must be |
23 // run on a thread where I/O operations are allowed (e.g. FILE thread). | 25 // run on a thread where I/O operations are allowed (e.g. FILE thread). |
24 static base::Version GetCurrentlyInstalledVersion(); | 26 static base::Version GetCurrentlyInstalledVersion(); |
25 | 27 |
26 // Returns the singleton instance. | 28 // Returns the singleton instance. |
27 static UpgradeDetectorImpl* GetInstance(); | 29 static UpgradeDetectorImpl* GetInstance(); |
28 | 30 |
29 protected: | 31 protected: |
30 UpgradeDetectorImpl(); | 32 UpgradeDetectorImpl(); |
31 | 33 |
32 // variations::VariationsService::Observer: | 34 // variations::VariationsService::Observer: |
33 void OnExperimentChangesDetected(Severity severity) override; | 35 void OnExperimentChangesDetected(Severity severity) override; |
34 | 36 |
35 // Trigger an "on upgrade" notification based on the specified |time_passed| | 37 // Trigger an "on upgrade" notification based on the specified |time_passed| |
36 // interval. Exposed as protected for testing. | 38 // interval. Exposed as protected for testing. |
37 void NotifyOnUpgradeWithTimePassed(base::TimeDelta time_passed); | 39 void NotifyOnUpgradeWithTimePassed(base::TimeDelta time_passed); |
38 | 40 |
39 private: | 41 private: |
40 friend struct DefaultSingletonTraits<UpgradeDetectorImpl>; | 42 friend struct base::DefaultSingletonTraits<UpgradeDetectorImpl>; |
41 | 43 |
42 // Start the timer that will call |CheckForUpgrade()|. | 44 // Start the timer that will call |CheckForUpgrade()|. |
43 void StartTimerForUpgradeCheck(); | 45 void StartTimerForUpgradeCheck(); |
44 | 46 |
45 // Launches a task on the file thread to check if we have the latest version. | 47 // Launches a task on the file thread to check if we have the latest version. |
46 void CheckForUpgrade(); | 48 void CheckForUpgrade(); |
47 | 49 |
48 // Starts the upgrade notification timer that will check periodically whether | 50 // Starts the upgrade notification timer that will check periodically whether |
49 // enough time has elapsed to update the severity (which maps to visual | 51 // enough time has elapsed to update the severity (which maps to visual |
50 // badging) of the notification. | 52 // badging) of the notification. |
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94 // We use this factory to create callback tasks for UpgradeDetected. We pass | 96 // We use this factory to create callback tasks for UpgradeDetected. We pass |
95 // the task to the actual upgrade detection code, which is in | 97 // the task to the actual upgrade detection code, which is in |
96 // DetectUpgradeTask. | 98 // DetectUpgradeTask. |
97 base::WeakPtrFactory<UpgradeDetectorImpl> weak_factory_; | 99 base::WeakPtrFactory<UpgradeDetectorImpl> weak_factory_; |
98 | 100 |
99 DISALLOW_COPY_AND_ASSIGN(UpgradeDetectorImpl); | 101 DISALLOW_COPY_AND_ASSIGN(UpgradeDetectorImpl); |
100 }; | 102 }; |
101 | 103 |
102 | 104 |
103 #endif // CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ | 105 #endif // CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ |
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