blob: b662b1bb665a3287017827242f506205cfd23fae [file] [log] [blame]
// Copyright (c) 2014 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.
#include <set>
#include <string>
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/chromeos/login/help_app_launcher.h"
#include "chrome/browser/chromeos/login/screens/base_screen.h"
#include "chrome/browser/chromeos/tpm_firmware_update.h"
#include "chromeos/dbus/update_engine_client.h"
class PrefRegistrySimple;
namespace chromeos {
class ErrorScreen;
class ResetView;
// Representation independent class that controls screen showing reset to users.
// It run exit callback only if the user cancels the reset. Other user actions
// will end up in the device restart.
class ResetScreen : public BaseScreen, public UpdateEngineClient::Observer {
ResetScreen(ResetView* view,
ErrorScreen* error_screen,
const base::RepeatingClosure& exit_callback);
~ResetScreen() override;
// Called when view is destroyed so there's no dead reference to it.
void OnViewDestroyed(ResetView* view);
// Registers Local State preferences.
static void RegisterPrefs(PrefRegistrySimple* registry);
using TpmFirmwareUpdateAvailabilityCallback = base::OnceCallback<void(
const std::set<tpm_firmware_update::Mode>& modes)>;
using TpmFirmwareUpdateAvailabilityChecker = base::RepeatingCallback<void(
TpmFirmwareUpdateAvailabilityCallback callback,
base::TimeDelta delay)>;
// Overrides the method used to determine TPM firmware update availability.
// It should be called before the ResetScreen is created, otherwise it will
// have no effect.
static void SetTpmFirmwareUpdateCheckerForTesting(
TpmFirmwareUpdateAvailabilityChecker* checker);
// BaseScreen implementation:
void Show() override;
void Hide() override;
void OnUserAction(const std::string& action_id) override;
// UpdateEngineClient::Observer implementation:
void UpdateStatusChanged(const UpdateEngineClient::Status& status) override;
void OnRollbackCheck(bool can_rollback);
void OnTPMFirmwareUpdateAvailableCheck(
const std::set<tpm_firmware_update::Mode>& modes);
void OnCancel();
void OnPowerwash();
void OnRestart();
void OnToggleRollback();
void OnShowConfirm();
void OnConfirmationDismissed();
void ShowHelpArticle(HelpAppLauncher::HelpTopic topic);
ResetView* view_;
ErrorScreen* error_screen_;
base::RepeatingClosure exit_callback_;
// Help application used for help dialogs.
scoped_refptr<HelpAppLauncher> help_app_;
// Callback used to check whether a TPM firnware update is available.
TpmFirmwareUpdateAvailabilityChecker tpm_firmware_update_checker_;
base::WeakPtrFactory<ResetScreen> weak_ptr_factory_;
} // namespace chromeos