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 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_ 6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_ 7 8 #include <string> 9 10 #include "base/memory/weak_ptr.h" 11 #include "base/time/time.h" 12 #include "base/timer/timer.h" 13 #include "chrome/browser/chromeos/idle_detector.h" 14 15 class PrefRegistrySimple; 16 17 namespace chromeos { 18 19 // Helper for idle state and demo-mode detection. 20 // Should be initialized on OOBE start. 21 class DemoModeDetector { 22 public: 23 DemoModeDetector(); 24 virtual ~DemoModeDetector(); 25 26 void InitDetection(); 27 void StopDetection(); 28 29 // Registers the preference for derelict state. 30 static void RegisterPrefs(PrefRegistrySimple* registry); 31 32 private: 33 void StartIdleDetection(); 34 void StartOobeTimer(); 35 void OnIdle(); 36 void OnOobeTimerUpdate(); 37 void SetupTimeouts(); 38 bool IsDerelict(); 39 40 // Total time this machine has spent on OOBE. 41 base::TimeDelta time_on_oobe_; 42 43 scoped_ptr<IdleDetector> idle_detector_; 44 45 base::RepeatingTimer<DemoModeDetector> oobe_timer_; 46 47 // Timeout to detect if the machine is in a derelict state. 48 base::TimeDelta derelict_detection_timeout_; 49 50 // Timeout before showing our demo app if the machine is in a derelict state. 51 base::TimeDelta derelict_idle_timeout_; 52 53 // Time between updating our total time on oobe. 54 base::TimeDelta oobe_timer_update_interval_; 55 56 bool demo_launched_; 57 58 base::WeakPtrFactory<DemoModeDetector> weak_ptr_factory_; 59 60 DISALLOW_COPY_AND_ASSIGN(DemoModeDetector); 61 }; 62 63 } // namespace chromeos 64 65 #endif // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_DEMO_MODE_DETECTOR_H_ 66
