ash/system/chromeos/session/last_window_closed_logout_reminder.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/system/chromeos/session/last_window_closed_logout_reminder.h"
   6
   7 #include "ash/shell.h"
   8 #include "ash/system/chromeos/session/logout_confirmation_controller.h"
   9 #include "ash/system/tray/system_tray_delegate.h"
  10 #include "ash/system/tray/system_tray_notifier.h"
  11 #include "ash/system/user/login_status.h"
  12 #include "base/time/time.h"
  13
  14 namespace ash {
  15 namespace {
  16 const int kLogoutConfirmationDelayInSeconds = 20;
  17 }
  18
  19 LastWindowClosedLogoutReminder::LastWindowClosedLogoutReminder() {
  20   Shell::GetInstance()->system_tray_notifier()->AddLastWindowClosedObserver(
  21       this);
  22 }
  23
  24 LastWindowClosedLogoutReminder::~LastWindowClosedLogoutReminder() {
  25   Shell::GetInstance()->system_tray_notifier()->RemoveLastWindowClosedObserver(
  26       this);
  27 }
  28
  29 void LastWindowClosedLogoutReminder::OnLastWindowClosed() {
  30   if (Shell::GetInstance()->system_tray_delegate()->GetUserLoginStatus() !=
  31       user::LOGGED_IN_PUBLIC) {
  32     return;
  33   }
  34
  35   // Ask the user to confirm logout if a public session is in progress and the
  36   // screen is not locked.
  37   Shell::GetInstance()->logout_confirmation_controller()->ConfirmLogout(
  38       base::TimeTicks::Now() +
  39       base::TimeDelta::FromSeconds(kLogoutConfirmationDelayInSeconds));
  40 }
  41
  42 }  // namespace ash