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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 <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
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87 // Helper function for the whitelist op. Implemented here because we will need | 87 // Helper function for the whitelist op. Implemented here because we will need |
88 // this in a few places. The functions searches for |email| in the pref |path| | 88 // this in a few places. The functions searches for |email| in the pref |path| |
89 // It respects whitelists so foo@bar.baz will match *@bar.baz too. | 89 // It respects whitelists so foo@bar.baz will match *@bar.baz too. |
90 bool FindEmailInList(const std::string& path, const std::string& email) const; | 90 bool FindEmailInList(const std::string& path, const std::string& email) const; |
91 | 91 |
92 // Adding/removing of providers. | 92 // Adding/removing of providers. |
93 bool AddSettingsProvider(CrosSettingsProvider* provider); | 93 bool AddSettingsProvider(CrosSettingsProvider* provider); |
94 bool RemoveSettingsProvider(CrosSettingsProvider* provider); | 94 bool RemoveSettingsProvider(CrosSettingsProvider* provider); |
95 | 95 |
96 // Add an observer Callback for changes for the given |path|. | 96 // Add an observer Callback for changes for the given |path|. |
97 typedef base::CallbackRegistry<void>::Subscription ObserverSubscription; | 97 typedef base::CallbackRegistry<void(void)>::Subscription ObserverSubscription; |
98 scoped_ptr<ObserverSubscription> AddSettingsObserver( | 98 scoped_ptr<ObserverSubscription> AddSettingsObserver( |
99 const std::string& path, | 99 const std::string& path, |
100 const base::Closure& callback); | 100 const base::Closure& callback); |
101 | 101 |
102 // Returns the provider that handles settings with the |path| or prefix. | 102 // Returns the provider that handles settings with the |path| or prefix. |
103 CrosSettingsProvider* GetProvider(const std::string& path) const; | 103 CrosSettingsProvider* GetProvider(const std::string& path) const; |
104 | 104 |
105 private: | 105 private: |
106 friend class CrosSettingsTest; | 106 friend class CrosSettingsTest; |
107 | 107 |
108 // Fires system setting change callback. | 108 // Fires system setting change callback. |
109 void FireObservers(const std::string& path); | 109 void FireObservers(const std::string& path); |
110 | 110 |
111 // List of ChromeOS system settings providers. | 111 // List of ChromeOS system settings providers. |
112 std::vector<CrosSettingsProvider*> providers_; | 112 std::vector<CrosSettingsProvider*> providers_; |
113 | 113 |
114 // A map from settings names to a list of observers. Observers get fired in | 114 // A map from settings names to a list of observers. Observers get fired in |
115 // the order they are added. | 115 // the order they are added. |
116 typedef base::hash_map<std::string, base::CallbackRegistry<void>*> | 116 typedef base::hash_map<std::string, base::CallbackRegistry<void(void)>*> |
117 SettingsObserverMap; | 117 SettingsObserverMap; |
118 SettingsObserverMap settings_observers_; | 118 SettingsObserverMap settings_observers_; |
119 | 119 |
120 DISALLOW_COPY_AND_ASSIGN(CrosSettings); | 120 DISALLOW_COPY_AND_ASSIGN(CrosSettings); |
121 }; | 121 }; |
122 | 122 |
123 // Helper class for tests. Initializes the CrosSettings singleton on | 123 // Helper class for tests. Initializes the CrosSettings singleton on |
124 // construction and tears it down again on destruction. | 124 // construction and tears it down again on destruction. |
125 class ScopedTestCrosSettings { | 125 class ScopedTestCrosSettings { |
126 public: | 126 public: |
127 ScopedTestCrosSettings(); | 127 ScopedTestCrosSettings(); |
128 ~ScopedTestCrosSettings(); | 128 ~ScopedTestCrosSettings(); |
129 | 129 |
130 private: | 130 private: |
131 DISALLOW_COPY_AND_ASSIGN(ScopedTestCrosSettings); | 131 DISALLOW_COPY_AND_ASSIGN(ScopedTestCrosSettings); |
132 }; | 132 }; |
133 | 133 |
134 } // namespace chromeos | 134 } // namespace chromeos |
135 | 135 |
136 #endif // CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ | 136 #endif // CHROME_BROWSER_CHROMEOS_SETTINGS_CROS_SETTINGS_H_ |
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