OLD | NEW |
1 // Copyright (c) 2011 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_CROS_SETTINGS_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_H_ |
6 #define CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_H_ | 6 #define CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
| 12 #include "base/callback_forward.h" |
12 #include "base/hash_tables.h" | 13 #include "base/hash_tables.h" |
13 #include "base/memory/singleton.h" | |
14 #include "base/observer_list.h" | 14 #include "base/observer_list.h" |
15 #include "base/threading/non_thread_safe.h" | 15 #include "base/threading/non_thread_safe.h" |
16 #include "chrome/browser/chromeos/cros_settings_names.h" | 16 #include "chrome/browser/chromeos/cros_settings_names.h" |
17 #include "chrome/browser/chromeos/cros_settings_provider.h" | |
18 #include "content/public/browser/notification_observer.h" | 17 #include "content/public/browser/notification_observer.h" |
19 | 18 |
20 namespace base { | 19 namespace base { |
21 template <typename T> struct DefaultLazyInstanceTraits; | 20 template <typename T> struct DefaultLazyInstanceTraits; |
22 class ListValue; | 21 class ListValue; |
23 class Value; | 22 class Value; |
24 } | 23 } |
25 | 24 |
26 namespace chromeos { | 25 namespace chromeos { |
27 | 26 |
28 // A class manages per-device/global settings. | 27 class CrosSettingsProvider; |
| 28 |
| 29 // This class manages per-device/global settings. |
29 class CrosSettings : public base::NonThreadSafe { | 30 class CrosSettings : public base::NonThreadSafe { |
30 public: | 31 public: |
31 // Class factory. | 32 // Class factory. |
32 static CrosSettings* Get(); | 33 static CrosSettings* Get(); |
33 | 34 |
34 // Helper function to test if given path is a value cros settings name. | 35 // Helper function to test if the given |path| is a valid cros setting. |
35 static bool IsCrosSettings(const std::string& path); | 36 static bool IsCrosSettings(const std::string& path); |
36 | 37 |
37 // Sets |in_value| to given |path| in cros settings. | 38 // Sets |in_value| to given |path| in cros settings. |
38 void Set(const std::string& path, const base::Value& in_value); | 39 void Set(const std::string& path, const base::Value& in_value); |
39 | 40 |
40 // Gets settings value of given |path| to |out_value|. | 41 // Returns setting value for the given |path|. |
41 const base::Value* GetPref(const std::string& path) const; | 42 const base::Value* GetPref(const std::string& path) const; |
42 | 43 |
43 // Starts a fetch from the trusted store for the value of |path| if not loaded | 44 // Starts a fetch from the trusted store for the value of |path| if not loaded |
44 // yet. It will call the |callback| function upon completion if a new fetch | 45 // yet. It will call the |callback| function upon completion if a new fetch |
45 // was needed in which case the return value is false. Else it will return | 46 // was needed in which case the return value is false. Else it will return |
46 // true and won't call the |callback|. | 47 // true and won't call the |callback|. |
47 bool GetTrusted(const std::string& path, | 48 bool GetTrusted(const std::string& path, |
48 const base::Closure& callback) const; | 49 const base::Closure& callback) const; |
49 | 50 |
50 // Convenience forms of Set(). These methods will replace any existing | 51 // Convenience forms of Set(). These methods will replace any existing |
51 // value at that path, even if it has a different type. | 52 // value at that |path|, even if it has a different type. |
52 void SetBoolean(const std::string& path, bool in_value); | 53 void SetBoolean(const std::string& path, bool in_value); |
53 void SetInteger(const std::string& path, int in_value); | 54 void SetInteger(const std::string& path, int in_value); |
54 void SetDouble(const std::string& path, double in_value); | 55 void SetDouble(const std::string& path, double in_value); |
55 void SetString(const std::string& path, const std::string& in_value); | 56 void SetString(const std::string& path, const std::string& in_value); |
56 | 57 |
57 // Convenience functions for manipulating lists. | 58 // Convenience functions for manipulating lists. |
58 void AppendToList(const std::string& path, const base::Value* value); | 59 void AppendToList(const std::string& path, const base::Value* value); |
59 void RemoveFromList(const std::string& path, const base::Value* value); | 60 void RemoveFromList(const std::string& path, const base::Value* value); |
60 | 61 |
61 // These are convenience forms of Get(). The value will be retrieved | 62 // These are convenience forms of Get(). The value will be retrieved |
62 // and the return value will be true if the path is valid and the value at | 63 // and the return value will be true if the |path| is valid and the value at |
63 // the end of the path can be returned in the form specified. | 64 // the end of the path can be returned in the form specified. |
64 bool GetBoolean(const std::string& path, bool* out_value) const; | 65 bool GetBoolean(const std::string& path, bool* out_value) const; |
65 bool GetInteger(const std::string& path, int* out_value) const; | 66 bool GetInteger(const std::string& path, int* out_value) const; |
66 bool GetDouble(const std::string& path, double* out_value) const; | 67 bool GetDouble(const std::string& path, double* out_value) const; |
67 bool GetString(const std::string& path, std::string* out_value) const; | 68 bool GetString(const std::string& path, std::string* out_value) const; |
68 bool GetList(const std::string& path, | 69 bool GetList(const std::string& path, |
69 const base::ListValue** out_value) const; | 70 const base::ListValue** out_value) const; |
70 | 71 |
71 // Helper function for the whitelist op. Implemented here because we will need | 72 // Helper function for the whitelist op. Implemented here because we will need |
72 // this in a few places. The functions searches for |email| in the pref |path| | 73 // this in a few places. The functions searches for |email| in the pref |path| |
73 // It respects whitelists so foo@bar.baz will match *@bar.baz too. | 74 // It respects whitelists so foo@bar.baz will match *@bar.baz too. |
74 bool FindEmailInList(const std::string& path, const std::string& email) const; | 75 bool FindEmailInList(const std::string& path, const std::string& email) const; |
75 | 76 |
76 // adding/removing of providers | 77 // Adding/removing of providers. |
77 bool AddSettingsProvider(CrosSettingsProvider* provider); | 78 bool AddSettingsProvider(CrosSettingsProvider* provider); |
78 bool RemoveSettingsProvider(CrosSettingsProvider* provider); | 79 bool RemoveSettingsProvider(CrosSettingsProvider* provider); |
79 | 80 |
80 // If the pref at the given path changes, we call the observer's Observe | 81 // If the pref at the given |path| changes, we call the observer's Observe |
81 // method with PREF_CHANGED. | 82 // method with NOTIFICATION_SYSTEM_SETTING_CHANGED. |
82 void AddSettingsObserver(const char* path, | 83 void AddSettingsObserver(const char* path, |
83 content::NotificationObserver* obs); | 84 content::NotificationObserver* obs); |
84 void RemoveSettingsObserver(const char* path, | 85 void RemoveSettingsObserver(const char* path, |
85 content::NotificationObserver* obs); | 86 content::NotificationObserver* obs); |
86 | 87 |
87 // Returns the provider that handles settings with the path or prefix. | 88 // Returns the provider that handles settings with the |path| or prefix. |
88 CrosSettingsProvider* GetProvider(const std::string& path) const; | 89 CrosSettingsProvider* GetProvider(const std::string& path) const; |
89 | 90 |
90 // Forces all providers to reload their caches from the respective backing | 91 // Forces all providers to reload their caches from the respective backing |
91 // stores if they have any. | 92 // stores if they have any. |
92 void ReloadProviders(); | 93 void ReloadProviders(); |
93 | 94 |
94 private: | 95 private: |
95 friend struct base::DefaultLazyInstanceTraits<CrosSettings>; | 96 friend struct base::DefaultLazyInstanceTraits<CrosSettings>; |
96 | 97 |
97 // List of ChromeOS system settings providers. | 98 // List of ChromeOS system settings providers. |
(...skipping 11 matching lines...) Expand all Loading... |
109 | 110 |
110 // Fires system setting change notification. | 111 // Fires system setting change notification. |
111 void FireObservers(const std::string& path); | 112 void FireObservers(const std::string& path); |
112 | 113 |
113 DISALLOW_COPY_AND_ASSIGN(CrosSettings); | 114 DISALLOW_COPY_AND_ASSIGN(CrosSettings); |
114 }; | 115 }; |
115 | 116 |
116 } // namespace chromeos | 117 } // namespace chromeos |
117 | 118 |
118 #endif // CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_H_ | 119 #endif // CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_H_ |
OLD | NEW |