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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 #ifndef CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ |
6 #define CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ | 6 #define CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
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110 bool AddSettingsProvider(std::unique_ptr<CrosSettingsProvider> provider); | 110 bool AddSettingsProvider(std::unique_ptr<CrosSettingsProvider> provider); |
111 std::unique_ptr<CrosSettingsProvider> RemoveSettingsProvider( | 111 std::unique_ptr<CrosSettingsProvider> RemoveSettingsProvider( |
112 CrosSettingsProvider* provider); | 112 CrosSettingsProvider* provider); |
113 | 113 |
114 // Add an observer Callback for changes for the given |path|. | 114 // Add an observer Callback for changes for the given |path|. |
115 using ObserverSubscription = base::CallbackList<void(void)>::Subscription; | 115 using ObserverSubscription = base::CallbackList<void(void)>::Subscription; |
116 std::unique_ptr<ObserverSubscription> AddSettingsObserver( | 116 std::unique_ptr<ObserverSubscription> AddSettingsObserver( |
117 const std::string& path, | 117 const std::string& path, |
118 const base::Closure& callback) WARN_UNUSED_RESULT; | 118 const base::Closure& callback) WARN_UNUSED_RESULT; |
119 | 119 |
| 120 // Clears all the system setting change callbacks for the specified path. |
| 121 void ClearSettingsObservers(const std::string& path); |
| 122 |
120 // Returns the provider that handles settings with the |path| or prefix. | 123 // Returns the provider that handles settings with the |path| or prefix. |
121 CrosSettingsProvider* GetProvider(const std::string& path) const; | 124 CrosSettingsProvider* GetProvider(const std::string& path) const; |
122 | 125 |
123 private: | 126 private: |
124 friend class CrosSettingsTest; | 127 friend class CrosSettingsTest; |
125 | 128 |
126 // Fires system setting change callback. | 129 // Fires system setting change callback. |
127 void FireObservers(const std::string& path); | 130 void FireObservers(const std::string& path); |
128 | 131 |
129 // List of ChromeOS system settings providers. | 132 // List of ChromeOS system settings providers. |
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144 ScopedTestCrosSettings(); | 147 ScopedTestCrosSettings(); |
145 ~ScopedTestCrosSettings(); | 148 ~ScopedTestCrosSettings(); |
146 | 149 |
147 private: | 150 private: |
148 DISALLOW_COPY_AND_ASSIGN(ScopedTestCrosSettings); | 151 DISALLOW_COPY_AND_ASSIGN(ScopedTestCrosSettings); |
149 }; | 152 }; |
150 | 153 |
151 } // namespace chromeos | 154 } // namespace chromeos |
152 | 155 |
153 #endif // CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ | 156 #endif // CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ |
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