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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ | 5 #ifndef CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ |
6 #define CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ | 6 #define CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/macros.h" | 11 #include "base/macros.h" |
12 #include "base/timer/timer.h" | 12 #include "base/timer/timer.h" |
13 #include "components/keyed_service/core/keyed_service.h" | 13 #include "components/keyed_service/core/keyed_service.h" |
14 #include "components/prefs/pref_member.h" | 14 #include "components/prefs/pref_member.h" |
15 #include "components/syncable_prefs/pref_service_syncable_observer.h" | 15 #include "components/sync_preferences/pref_service_syncable_observer.h" |
16 #include "ui/message_center/notifier_settings.h" | 16 #include "ui/message_center/notifier_settings.h" |
17 | 17 |
18 namespace base { | 18 namespace base { |
19 typedef Callback<void(void)> Closure; | 19 typedef Callback<void(void)> Closure; |
20 } | 20 } |
21 | 21 |
22 namespace message_center { | 22 namespace message_center { |
23 class MessageCenter; | 23 class MessageCenter; |
24 } | 24 } |
25 | 25 |
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37 // ExtensionWelcomeNotification is a keyed service which manages showing and | 37 // ExtensionWelcomeNotification is a keyed service which manages showing and |
38 // hiding a welcome notification for built-in components that show | 38 // hiding a welcome notification for built-in components that show |
39 // notifications. The Welcome Notification presumes network connectivity since | 39 // notifications. The Welcome Notification presumes network connectivity since |
40 // it relies on synced preferences to work. This is generally fine since the | 40 // it relies on synced preferences to work. This is generally fine since the |
41 // current consumers on the welcome notification also presume network | 41 // current consumers on the welcome notification also presume network |
42 // connectivity. | 42 // connectivity. |
43 // | 43 // |
44 // This class expects to be created and called from the UI thread. | 44 // This class expects to be created and called from the UI thread. |
45 class ExtensionWelcomeNotification | 45 class ExtensionWelcomeNotification |
46 : public KeyedService, | 46 : public KeyedService, |
47 public syncable_prefs::PrefServiceSyncableObserver { | 47 public sync_preferences::PrefServiceSyncableObserver { |
48 public: | 48 public: |
49 // Allows for overriding global calls. | 49 // Allows for overriding global calls. |
50 class Delegate { | 50 class Delegate { |
51 public: | 51 public: |
52 Delegate() {} | 52 Delegate() {} |
53 virtual ~Delegate() {} | 53 virtual ~Delegate() {} |
54 virtual message_center::MessageCenter* GetMessageCenter() = 0; | 54 virtual message_center::MessageCenter* GetMessageCenter() = 0; |
55 virtual base::Time GetCurrentTime() = 0; | 55 virtual base::Time GetCurrentTime() = 0; |
56 virtual void PostTask( | 56 virtual void PostTask( |
57 const tracked_objects::Location& from_here, | 57 const tracked_objects::Location& from_here, |
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70 | 70 |
71 // To workaround the lack of delegating constructors prior to C++11, we use | 71 // To workaround the lack of delegating constructors prior to C++11, we use |
72 // static Create methods. | 72 // static Create methods. |
73 // Creates an ExtensionWelcomeNotification with the default delegate. | 73 // Creates an ExtensionWelcomeNotification with the default delegate. |
74 static ExtensionWelcomeNotification* Create(Profile* const profile); | 74 static ExtensionWelcomeNotification* Create(Profile* const profile); |
75 | 75 |
76 // Creates an ExtensionWelcomeNotification with the specified delegate. | 76 // Creates an ExtensionWelcomeNotification with the specified delegate. |
77 static ExtensionWelcomeNotification* Create(Profile* const profile, | 77 static ExtensionWelcomeNotification* Create(Profile* const profile, |
78 Delegate* const delegate); | 78 Delegate* const delegate); |
79 | 79 |
80 // syncable_prefs::PrefServiceSyncableObserver | 80 // sync_preferences::PrefServiceSyncableObserver |
81 void OnIsSyncingChanged() override; | 81 void OnIsSyncingChanged() override; |
82 | 82 |
83 // Adds in the welcome notification if required for components built | 83 // Adds in the welcome notification if required for components built |
84 // into Chrome that show notifications like Chrome Now. | 84 // into Chrome that show notifications like Chrome Now. |
85 void ShowWelcomeNotificationIfNecessary(const Notification& notification); | 85 void ShowWelcomeNotificationIfNecessary(const Notification& notification); |
86 | 86 |
87 // Handles Preference Registration for the Welcome Notification. | 87 // Handles Preference Registration for the Welcome Notification. |
88 static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* prefs); | 88 static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* prefs); |
89 | 89 |
90 private: | 90 private: |
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156 std::unique_ptr<base::OneShotTimer> expiration_timer_; | 156 std::unique_ptr<base::OneShotTimer> expiration_timer_; |
157 | 157 |
158 // Delegate for Chrome global calls like base::Time::GetTime() for | 158 // Delegate for Chrome global calls like base::Time::GetTime() for |
159 // testability. | 159 // testability. |
160 std::unique_ptr<Delegate> delegate_; | 160 std::unique_ptr<Delegate> delegate_; |
161 | 161 |
162 DISALLOW_COPY_AND_ASSIGN(ExtensionWelcomeNotification); | 162 DISALLOW_COPY_AND_ASSIGN(ExtensionWelcomeNotification); |
163 }; | 163 }; |
164 | 164 |
165 #endif // CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ | 165 #endif // CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_H_ |
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