Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(118)

Side by Side Diff: base/prefs/pref_value_store.h

Issue 16797003: Make base use the proper Value namespace (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: iwarnings fixed Created 7 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
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 BASE_PREFS_PREF_VALUE_STORE_H_ 5 #ifndef BASE_PREFS_PREF_VALUE_STORE_H_
6 #define BASE_PREFS_PREF_VALUE_STORE_H_ 6 #define BASE_PREFS_PREF_VALUE_STORE_H_
7 7
8 #include <map> 8 #include <map>
9 #include <string> 9 #include <string>
10 #include <vector> 10 #include <vector>
(...skipping 57 matching lines...) Expand 10 before | Expand all | Expand 10 after
68 // certain changes (e.g. unregistered prefs). 68 // certain changes (e.g. unregistered prefs).
69 void set_callback(const PrefChangedCallback& callback); 69 void set_callback(const PrefChangedCallback& callback);
70 70
71 // Gets the value for the given preference name that has the specified value 71 // Gets the value for the given preference name that has the specified value
72 // type. Values stored in a PrefStore that have the matching |name| but 72 // type. Values stored in a PrefStore that have the matching |name| but
73 // a non-matching |type| are silently skipped. Returns true if a valid value 73 // a non-matching |type| are silently skipped. Returns true if a valid value
74 // was found in any of the available PrefStores. Most callers should use 74 // was found in any of the available PrefStores. Most callers should use
75 // Preference::GetValue() instead of calling this method directly. 75 // Preference::GetValue() instead of calling this method directly.
76 bool GetValue(const std::string& name, 76 bool GetValue(const std::string& name,
77 base::Value::Type type, 77 base::Value::Type type,
78 const Value** out_value) const; 78 const base::Value** out_value) const;
79 79
80 // Gets the recommended value for the given preference name that has the 80 // Gets the recommended value for the given preference name that has the
81 // specified value type. A value stored in the recommended PrefStore that has 81 // specified value type. A value stored in the recommended PrefStore that has
82 // the matching |name| but a non-matching |type| is silently ignored. Returns 82 // the matching |name| but a non-matching |type| is silently ignored. Returns
83 // true if a valid value was found. Most callers should use 83 // true if a valid value was found. Most callers should use
84 // Preference::GetRecommendedValue() instead of calling this method directly. 84 // Preference::GetRecommendedValue() instead of calling this method directly.
85 bool GetRecommendedValue(const std::string& name, 85 bool GetRecommendedValue(const std::string& name,
86 base::Value::Type type, 86 base::Value::Type type,
87 const Value** out_value) const; 87 const base::Value** out_value) const;
88 88
89 // These methods return true if a preference with the given name is in the 89 // These methods return true if a preference with the given name is in the
90 // indicated pref store, even if that value is currently being overridden by 90 // indicated pref store, even if that value is currently being overridden by
91 // a higher-priority source. 91 // a higher-priority source.
92 bool PrefValueInManagedStore(const char* name) const; 92 bool PrefValueInManagedStore(const char* name) const;
93 bool PrefValueInExtensionStore(const char* name) const; 93 bool PrefValueInExtensionStore(const char* name) const;
94 bool PrefValueInUserStore(const char* name) const; 94 bool PrefValueInUserStore(const char* name) const;
95 95
96 // These methods return true if a preference with the given name is actually 96 // These methods return true if a preference with the given name is actually
97 // being controlled by the indicated pref store and not being overridden by 97 // being controlled by the indicated pref store and not being overridden by
(...skipping 96 matching lines...) Expand 10 before | Expand all | Expand 10 after
194 // Returns the pref store type identifying the source that controls the 194 // Returns the pref store type identifying the source that controls the
195 // Preference identified by |name|. If none of the sources has a value, 195 // Preference identified by |name|. If none of the sources has a value,
196 // INVALID_STORE is returned. In practice, the default PrefStore 196 // INVALID_STORE is returned. In practice, the default PrefStore
197 // should always have a value for any registered preferencem, so INVALID_STORE 197 // should always have a value for any registered preferencem, so INVALID_STORE
198 // indicates an error. 198 // indicates an error.
199 PrefStoreType ControllingPrefStoreForPref(const char* name) const; 199 PrefStoreType ControllingPrefStoreForPref(const char* name) const;
200 200
201 // Get a value from the specified |store|. 201 // Get a value from the specified |store|.
202 bool GetValueFromStore(const char* name, 202 bool GetValueFromStore(const char* name,
203 PrefStoreType store, 203 PrefStoreType store,
204 const Value** out_value) const; 204 const base::Value** out_value) const;
205 205
206 // Get a value from the specified |store| if its |type| matches. 206 // Get a value from the specified |store| if its |type| matches.
207 bool GetValueFromStoreWithType(const char* name, 207 bool GetValueFromStoreWithType(const char* name,
208 base::Value::Type type, 208 base::Value::Type type,
209 PrefStoreType store, 209 PrefStoreType store,
210 const Value** out_value) const; 210 const base::Value** out_value) const;
211 211
212 // Called upon changes in individual pref stores in order to determine whether 212 // Called upon changes in individual pref stores in order to determine whether
213 // the user-visible pref value has changed. Triggers the change notification 213 // the user-visible pref value has changed. Triggers the change notification
214 // if the effective value of the preference has changed, or if the store 214 // if the effective value of the preference has changed, or if the store
215 // controlling the pref has changed. 215 // controlling the pref has changed.
216 void NotifyPrefChanged(const char* path, PrefStoreType new_store); 216 void NotifyPrefChanged(const char* path, PrefStoreType new_store);
217 217
218 // Called from the PrefStoreKeeper implementation when a pref value for |key| 218 // Called from the PrefStoreKeeper implementation when a pref value for |key|
219 // changed in the pref store for |type|. 219 // changed in the pref store for |type|.
220 void OnPrefValueChanged(PrefStoreType type, const std::string& key); 220 void OnPrefValueChanged(PrefStoreType type, const std::string& key);
(...skipping 30 matching lines...) Expand all
251 // A mapping of preference names to their registered types. 251 // A mapping of preference names to their registered types.
252 PrefTypeMap pref_types_; 252 PrefTypeMap pref_types_;
253 253
254 // True if not all of the PrefStores were initialized successfully. 254 // True if not all of the PrefStores were initialized successfully.
255 bool initialization_failed_; 255 bool initialization_failed_;
256 256
257 DISALLOW_COPY_AND_ASSIGN(PrefValueStore); 257 DISALLOW_COPY_AND_ASSIGN(PrefValueStore);
258 }; 258 };
259 259
260 #endif // BASE_PREFS_PREF_VALUE_STORE_H_ 260 #endif // BASE_PREFS_PREF_VALUE_STORE_H_
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698