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_SCREENSAVER_H_ 6 #define CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_SCREENSAVER_H_ 7 8 #include "base/basictypes.h" 9 #include "base/files/file_path.h" 10 #include "base/memory/weak_ptr.h" 11 #include "ui/wm/core/user_activity_observer.h" 12 13 namespace extensions { 14 class Extension; 15 } 16 17 namespace chromeos { 18 19 class KioskModeScreensaver : public wm::UserActivityObserver { 20 public: 21 KioskModeScreensaver(); 22 virtual ~KioskModeScreensaver(); 23 24 private: 25 friend class KioskModeScreensaverTest; 26 27 // wm::UserActivityObserver overrides: 28 virtual void OnUserActivity(const ui::Event* event) OVERRIDE; 29 30 // Initialization functions, in order 31 // Get the screensaver path once KioskModeHelper is initialized. 32 void GetScreensaverCrxPath(); 33 34 // Callback to receive the path to the screensaver extension's crx and call 35 // the unpacker to unpack and load the crx. 36 void ScreensaverPathCallback(const base::FilePath& screensaver_crx); 37 38 // Called back on the UI thread to Setup the screensaver with the now unpacked 39 // and loaded extension. 40 void SetupScreensaver(scoped_refptr<extensions::Extension> extension, 41 const base::FilePath& extension_base_path); 42 43 base::FilePath extension_base_path_; 44 45 base::WeakPtrFactory<KioskModeScreensaver> weak_ptr_factory_; 46 47 DISALLOW_COPY_AND_ASSIGN(KioskModeScreensaver); 48 }; 49 50 void InitializeKioskModeScreensaver(); 51 void ShutdownKioskModeScreensaver(); 52 53 } // namespace chromeos 54 55 #endif // CHROME_BROWSER_CHROMEOS_KIOSK_MODE_KIOSK_MODE_SCREENSAVER_H_ 56