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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_SETTINGS_OBSERVER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_OBSERVER_H_
#pragma once
#include "chrome/browser/extensions/extension_setting_changes.h"
class Profile;
// Interface for classes that listen to changes to extension settings.
class ExtensionSettingsObserver {
public:
// Called when a list of settings have changed for an extension.
//
// |profile| is the profile of the event originator, or NULL if the event
// didn't originate from a background page. This is so that events can avoid
// being sent back to the background page which made the change. When the
// settings API is exposed to content scripts, this will need to be changed.
virtual void OnSettingsChanged(
const Profile* profile,
const std::string& extension_id,
const ExtensionSettingChanges& changes) = 0;
protected:
virtual ~ExtensionSettingsObserver();
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_OBSERVER_H_
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