1// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_ 6#define CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_ 7#pragma once 8 9#include <string> 10 11#include "base/time.h" 12#include "chrome/browser/extensions/extension_pref_value_map.h" 13#include "chrome/browser/prefs/value_map_pref_store.h" 14 15// A (non-persistent) PrefStore implementation that holds effective preferences 16// set by extensions. These preferences are managed by and fetched from an 17// ExtensionPrefValueMap. 18class ExtensionPrefStore : public ValueMapPrefStore, 19 public ExtensionPrefValueMap::Observer { 20 public: 21 // Constructs an ExtensionPrefStore for a regular or an incognito profile. 22 explicit ExtensionPrefStore(ExtensionPrefValueMap* extension_pref_value_map, 23 bool incognito_pref_store); 24 virtual ~ExtensionPrefStore(); 25 26 private: 27 // Overrides for ExtensionPrefValueMap::Observer: 28 virtual void OnInitializationCompleted(); 29 virtual void OnPrefValueChanged(const std::string& key); 30 virtual void OnExtensionPrefValueMapDestruction(); 31 32 ExtensionPrefValueMap* extension_pref_value_map_; // Weak pointer. 33 bool incognito_pref_store_; 34 35 DISALLOW_COPY_AND_ASSIGN(ExtensionPrefStore); 36}; 37 38#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_ 39