Home | History | Annotate | Download | only in kiosk_mode 
      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::WeakPtrFactory<KioskModeScreensaver> weak_ptr_factory_;
     44 
     45   base::FilePath extension_base_path_;
     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