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// Copyright (c) 2012 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_LOADER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_LOADER_H_
#include "chrome/browser/extensions/external_loader.h"
#include "base/compiler_specific.h"
#include "chrome/browser/api/prefs/pref_change_registrar.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
class Profile;
namespace extensions {
// A specialization of the ExternalProvider that uses
// prefs::kExtensionInstallForceList to look up which external extensions are
// registered.
class ExternalPolicyLoader
: public ExternalLoader,
public content::NotificationObserver {
public:
explicit ExternalPolicyLoader(Profile* profile);
// content::NotificationObserver implementation
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
protected:
virtual void StartLoading() OVERRIDE;
private:
friend class base::RefCountedThreadSafe<ExternalLoader>;
virtual ~ExternalPolicyLoader() {}
PrefChangeRegistrar pref_change_registrar_;
content::NotificationRegistrar notification_registrar_;
Profile* profile_;
DISALLOW_COPY_AND_ASSIGN(ExternalPolicyLoader);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_LOADER_H_
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