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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_
#pragma once
#include <string>
#include "base/time.h"
#include "chrome/browser/extensions/extension_pref_value_map.h"
#include "chrome/browser/prefs/value_map_pref_store.h"
// A (non-persistent) PrefStore implementation that holds effective preferences
// set by extensions. These preferences are managed by and fetched from an
// ExtensionPrefValueMap.
class ExtensionPrefStore : public ValueMapPrefStore,
public ExtensionPrefValueMap::Observer {
public:
// Constructs an ExtensionPrefStore for a regular or an incognito profile.
explicit ExtensionPrefStore(ExtensionPrefValueMap* extension_pref_value_map,
bool incognito_pref_store);
virtual ~ExtensionPrefStore();
private:
// Overrides for ExtensionPrefValueMap::Observer:
virtual void OnInitializationCompleted();
virtual void OnPrefValueChanged(const std::string& key);
virtual void OnExtensionPrefValueMapDestruction();
ExtensionPrefValueMap* extension_pref_value_map_; // Weak pointer.
bool incognito_pref_store_;
DISALLOW_COPY_AND_ASSIGN(ExtensionPrefStore);
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_PREF_STORE_H_
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