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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_EXTERNAL_POLICY_EXTENSION_LOADER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_EXTENSION_LOADER_H_
#pragma once
#include "chrome/browser/extensions/external_extension_loader.h"
#include "chrome/browser/prefs/pref_change_registrar.h"
#include "content/common/notification_observer.h"
#include "content/common/notification_registrar.h"
class ListValue;
class MockExternalPolicyExtensionProviderVisitor;
class Profile;
// A specialization of the ExternalExtensionProvider that uses
// prefs::kExtensionInstallForceList to look up which external extensions are
// registered.
class ExternalPolicyExtensionLoader
: public ExternalExtensionLoader,
public NotificationObserver {
public:
explicit ExternalPolicyExtensionLoader(Profile* profile);
// NotificationObserver implementation
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
protected:
virtual void StartLoading();
private:
friend class base::RefCountedThreadSafe<ExternalExtensionLoader>;
virtual ~ExternalPolicyExtensionLoader() {}
PrefChangeRegistrar pref_change_registrar_;
NotificationRegistrar notification_registrar_;
Profile* profile_;
DISALLOW_COPY_AND_ASSIGN(ExternalPolicyExtensionLoader);
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_EXTENSION_LOADER_H_
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