// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_ASH_LOGIN_SCREENS_TPM_ERROR_SCREEN_H_
#define CHROME_BROWSER_ASH_LOGIN_SCREENS_TPM_ERROR_SCREEN_H_

#include "base/memory/raw_ref.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ash/login/screens/base_screen.h"

class PrefService;

namespace ash {

class TpmErrorView;

// Controller for the tpm error screen.
class TpmErrorScreen : public BaseScreen {
 public:
  // `local_state` must be non-null and must outlive `this`.
  TpmErrorScreen(PrefService* local_state, base::WeakPtr<TpmErrorView> view);
  TpmErrorScreen(const TpmErrorScreen&) = delete;
  TpmErrorScreen& operator=(const TpmErrorScreen&) = delete;
  ~TpmErrorScreen() override;

 private:
  // BaseScreen:
  void ShowImpl() override;
  void HideImpl() override;
  void OnUserAction(const base::ListValue& args) override;

  const raw_ref<PrefService> local_state_;

  base::WeakPtr<TpmErrorView> view_;
};

}  // namespace ash

#endif  // CHROME_BROWSER_ASH_LOGIN_SCREENS_TPM_ERROR_SCREEN_H_