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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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_AFTER_STARTUP_TASK_UTILS_H_ | 5 #ifndef CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_ |
6 #define CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_ | 6 #define CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_ |
7 | 7 |
8 #include "base/bind.h" | 8 #include "base/bind.h" |
| 9 #include "base/callback.h" |
9 #include "base/macros.h" | 10 #include "base/macros.h" |
10 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
11 #include "base/task_runner.h" | 12 #include "base/task_runner.h" |
12 | 13 |
13 namespace android { | 14 namespace android { |
14 class AfterStartupTaskUtilsJNI; | 15 class AfterStartupTaskUtilsJNI; |
15 } | 16 } |
16 | 17 |
17 class AfterStartupTaskUtils { | 18 class AfterStartupTaskUtils { |
18 public: | 19 public: |
19 // A helper TaskRunner which merely forwards to | 20 // A helper TaskRunner which merely forwards to |
20 // AfterStartupTaskUtils::PostTask(). Doesn't support tasks with a non-zero | 21 // AfterStartupTaskUtils::PostTask(). Doesn't support tasks with a non-zero |
21 // delay. | 22 // delay. |
22 class Runner : public base::TaskRunner { | 23 class Runner : public base::TaskRunner { |
23 public: | 24 public: |
24 explicit Runner(scoped_refptr<base::TaskRunner> destination_runner); | 25 explicit Runner(scoped_refptr<base::TaskRunner> destination_runner); |
25 | 26 |
26 // Overrides from base::TaskRunner: | 27 // Overrides from base::TaskRunner: |
27 bool PostDelayedTask(const tracked_objects::Location& from_here, | 28 bool PostDelayedTask(const tracked_objects::Location& from_here, |
28 const base::Closure& task, | 29 base::Closure task, |
29 base::TimeDelta delay) override; | 30 base::TimeDelta delay) override; |
30 bool RunsTasksOnCurrentThread() const override; | 31 bool RunsTasksOnCurrentThread() const override; |
31 | 32 |
32 private: | 33 private: |
33 ~Runner() override; | 34 ~Runner() override; |
34 | 35 |
35 const scoped_refptr<base::TaskRunner> destination_runner_; | 36 const scoped_refptr<base::TaskRunner> destination_runner_; |
36 | 37 |
37 DISALLOW_COPY_AND_ASSIGN(Runner); | 38 DISALLOW_COPY_AND_ASSIGN(Runner); |
38 }; | 39 }; |
39 | 40 |
40 // Observes startup and when complete runs tasks that have accrued. | 41 // Observes startup and when complete runs tasks that have accrued. |
41 static void StartMonitoringStartup(); | 42 static void StartMonitoringStartup(); |
42 | 43 |
43 // Used to augment the behavior of BrowserThread::PostAfterStartupTask | 44 // Used to augment the behavior of BrowserThread::PostAfterStartupTask |
44 // for chrome. Tasks are queued until startup is complete. | 45 // for chrome. Tasks are queued until startup is complete. |
45 // Note: see browser_thread.h | 46 // Note: see browser_thread.h |
46 static void PostTask( | 47 static void PostTask( |
47 const tracked_objects::Location& from_here, | 48 const tracked_objects::Location& from_here, |
48 const scoped_refptr<base::TaskRunner>& destination_runner, | 49 const scoped_refptr<base::TaskRunner>& destination_runner, |
49 const base::Closure& task); | 50 base::Closure task); |
50 | 51 |
51 // Returns true if browser startup is complete. Only use this on a one-off | 52 // Returns true if browser startup is complete. Only use this on a one-off |
52 // basis; If you need to poll this function constantly, use the above | 53 // basis; If you need to poll this function constantly, use the above |
53 // PostTask() API instead. | 54 // PostTask() API instead. |
54 static bool IsBrowserStartupComplete(); | 55 static bool IsBrowserStartupComplete(); |
55 | 56 |
56 // For use by unit tests where we don't have normal content loading | 57 // For use by unit tests where we don't have normal content loading |
57 // infrastructure and thus StartMonitoringStartup() is unsuitable. | 58 // infrastructure and thus StartMonitoringStartup() is unsuitable. |
58 static void SetBrowserStartupIsCompleteForTesting(); | 59 static void SetBrowserStartupIsCompleteForTesting(); |
59 | 60 |
60 static void UnsafeResetForTesting(); | 61 static void UnsafeResetForTesting(); |
61 | 62 |
62 private: | 63 private: |
63 // TODO(wkorman): Look into why Android calls | 64 // TODO(wkorman): Look into why Android calls |
64 // SetBrowserStartupIsComplete() directly. Ideally it would use | 65 // SetBrowserStartupIsComplete() directly. Ideally it would use |
65 // StartMonitoringStartup() as the normal approach. | 66 // StartMonitoringStartup() as the normal approach. |
66 friend class android::AfterStartupTaskUtilsJNI; | 67 friend class android::AfterStartupTaskUtilsJNI; |
67 | 68 |
68 static void SetBrowserStartupIsComplete(); | 69 static void SetBrowserStartupIsComplete(); |
69 | 70 |
70 DISALLOW_IMPLICIT_CONSTRUCTORS(AfterStartupTaskUtils); | 71 DISALLOW_IMPLICIT_CONSTRUCTORS(AfterStartupTaskUtils); |
71 }; | 72 }; |
72 | 73 |
73 #endif // CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_ | 74 #endif // CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_ |
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