1 // Copyright (c) 2012 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 #ifndef CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_IDLE_LOGOUT_H_ 6 #define CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_IDLE_LOGOUT_H_ 7 8 #include "base/basictypes.h" 9 #include "base/compiler_specific.h" 10 #include "base/timer/timer.h" 11 #include "content/public/browser/notification_observer.h" 12 #include "content/public/browser/notification_registrar.h" 13 #include "ui/wm/core/user_activity_observer.h" 14 15 namespace chromeos { 16 17 class KioskModeIdleLogout : public wm::UserActivityObserver, 18 public content::NotificationObserver { 19 public: 20 static void Initialize(); 21 22 KioskModeIdleLogout(); 23 virtual ~KioskModeIdleLogout(); 24 25 private: 26 friend class KioskModeIdleLogoutTest; 27 28 // Really initialize idle logout when KioskModeHelper is initialized. 29 void Setup(); 30 31 // Overridden from content::NotificationObserver: 32 virtual void Observe(int type, 33 const content::NotificationSource& source, 34 const content::NotificationDetails& details) OVERRIDE; 35 36 // wm::UserActivityObserver overrides: 37 virtual void OnUserActivity(const ui::Event* event) OVERRIDE; 38 39 // Begins listening for user activity and calls ResetTimer(). 40 void Start(); 41 42 // Resets |timer_| to fire when the logout dialog should be shown. 43 void ResetTimer(); 44 45 // Invoked by |timer_| to display the logout dialog. 46 void OnTimeout(); 47 48 content::NotificationRegistrar registrar_; 49 50 base::OneShotTimer<KioskModeIdleLogout> timer_; 51 52 DISALLOW_COPY_AND_ASSIGN(KioskModeIdleLogout); 53 }; 54 55 } // namespace chromeos 56 57 #endif // CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_IDLE_LOGOUT_H_ 58