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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_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ | 5 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ |
6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ | 6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
| 9 #include <memory> |
9 #include <string> | 10 #include <string> |
10 | 11 |
11 #include "base/callback.h" | 12 #include "base/callback.h" |
12 #include "base/macros.h" | 13 #include "base/macros.h" |
13 #include "base/values.h" | 14 #include "base/values.h" |
14 #include "chrome/browser/plugins/plugin_status_pref_setter.h" | 15 #include "chrome/browser/plugins/plugin_status_pref_setter.h" |
15 #include "chrome/browser/ui/webui/options/options_ui.h" | 16 #include "chrome/browser/ui/webui/options/options_ui.h" |
16 #include "components/prefs/pref_change_registrar.h" | 17 #include "components/prefs/pref_change_registrar.h" |
17 #include "components/prefs/pref_service.h" | 18 #include "components/prefs/pref_service.h" |
18 | 19 |
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38 handlers_host_ = handlers_host; | 39 handlers_host_ = handlers_host; |
39 } | 40 } |
40 | 41 |
41 // Adds localized strings to |localized_strings|. | 42 // Adds localized strings to |localized_strings|. |
42 static void GetStaticLocalizedValues( | 43 static void GetStaticLocalizedValues( |
43 base::DictionaryValue* localized_strings); | 44 base::DictionaryValue* localized_strings); |
44 | 45 |
45 protected: | 46 protected: |
46 // Fetches a pref value of given |pref_name|. | 47 // Fetches a pref value of given |pref_name|. |
47 // Note that caller owns the returned Value. | 48 // Note that caller owns the returned Value. |
48 virtual base::Value* FetchPref(const std::string& pref_name); | 49 virtual std::unique_ptr<base::Value> FetchPref(const std::string& pref_name); |
49 | 50 |
50 // Observes a pref of given |pref_name|. | 51 // Observes a pref of given |pref_name|. |
51 virtual void ObservePref(const std::string& pref_name); | 52 virtual void ObservePref(const std::string& pref_name); |
52 | 53 |
53 // Stops observing given preference identified by |pref_name|. | 54 // Stops observing given preference identified by |pref_name|. |
54 virtual void StopObservingPref(const std::string& pref_name); | 55 virtual void StopObservingPref(const std::string& pref_name); |
55 | 56 |
56 // Sets a pref |value| to given |pref_name|. | 57 // Sets a pref |value| to given |pref_name|. |
57 virtual void SetPref(const std::string& pref_name, | 58 virtual void SetPref(const std::string& pref_name, |
58 const base::Value* value, | 59 const base::Value* value, |
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81 | 82 |
82 // Calls JS callbacks to report a change in the value of the |name| | 83 // Calls JS callbacks to report a change in the value of the |name| |
83 // preference. |value| is the new value for |name|. Called from | 84 // preference. |value| is the new value for |name|. Called from |
84 // Notify*Changed methods to fire off the notifications. | 85 // Notify*Changed methods to fire off the notifications. |
85 void DispatchPrefChangeNotification(const std::string& name, | 86 void DispatchPrefChangeNotification(const std::string& name, |
86 std::unique_ptr<base::Value> value); | 87 std::unique_ptr<base::Value> value); |
87 | 88 |
88 // Creates dictionary value for the pref described by |pref_name|. | 89 // Creates dictionary value for the pref described by |pref_name|. |
89 // If |controlling_pref| is not empty, it describes the pref that manages | 90 // If |controlling_pref| is not empty, it describes the pref that manages |
90 // |pref| via policy or extension. | 91 // |pref| via policy or extension. |
91 virtual base::Value* CreateValueForPref( | 92 virtual std::unique_ptr<base::Value> CreateValueForPref( |
92 const std::string& pref_name, | 93 const std::string& pref_name, |
93 const std::string& controlling_pref_name); | 94 const std::string& controlling_pref_name); |
94 | 95 |
95 typedef std::multimap<std::string, std::string> PreferenceCallbackMap; | 96 typedef std::multimap<std::string, std::string> PreferenceCallbackMap; |
96 PreferenceCallbackMap pref_callback_map_; | 97 PreferenceCallbackMap pref_callback_map_; |
97 | 98 |
98 private: | 99 private: |
99 // Type of preference value received from the page. This doesn't map 1:1 to | 100 // Type of preference value received from the page. This doesn't map 1:1 to |
100 // Value::Type, since a TYPE_STRING can require custom processing. | 101 // Value::Type, since a TYPE_STRING can require custom processing. |
101 enum PrefType { | 102 enum PrefType { |
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181 typedef std::map<std::string, base::Callback<bool(const base::Value*)> > | 182 typedef std::map<std::string, base::Callback<bool(const base::Value*)> > |
182 PrefChangeFilterMap; | 183 PrefChangeFilterMap; |
183 PrefChangeFilterMap pref_change_filters_; | 184 PrefChangeFilterMap pref_change_filters_; |
184 | 185 |
185 DISALLOW_COPY_AND_ASSIGN(CoreOptionsHandler); | 186 DISALLOW_COPY_AND_ASSIGN(CoreOptionsHandler); |
186 }; | 187 }; |
187 | 188 |
188 } // namespace options | 189 } // namespace options |
189 | 190 |
190 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ | 191 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS_CORE_OPTIONS_HANDLER_H_ |
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