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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_CHROMEOS_KIOSK_MODE_KIOSK_MODE_SCREENSAVER_H_
#define CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_SCREENSAVER_H_
#pragma once
#include "base/basictypes.h"
#include "base/file_path.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/chromeos/dbus/power_manager_client.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
class Extension;
namespace chromeos {
class KioskModeScreensaver : public PowerManagerClient::Observer,
public content::NotificationObserver {
public:
KioskModeScreensaver();
virtual ~KioskModeScreensaver();
// NotificationObserver overrides:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
// PowerManagerClient::Observer overrides:
virtual void ActiveNotify() OVERRIDE;
private:
friend class KioskModeScreensaverTest;
// Initialization functions, in order
// Get the screensaver path once KioskModeHelper is initialized.
void GetScreensaverCrxPath();
// Callback to receive the path to the screensaver extension's crx and call
// the unpacker to unpack and load the crx.
void ScreensaverPathCallback(const FilePath& screensaver_crx);
// Called back on the UI thread to Setup the screensaver with the now unpacked
// and loaded extension.
void SetupScreensaver(scoped_refptr<Extension> extension,
const FilePath& extension_base_path);
content::NotificationRegistrar registrar_;
base::WeakPtrFactory<KioskModeScreensaver> weak_ptr_factory_;
FilePath extension_base_path_;
DISALLOW_COPY_AND_ASSIGN(KioskModeScreensaver);
};
void InitializeKioskModeScreensaver();
void ShutdownKioskModeScreensaver();
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_SCREENSAVER_H_
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