Example of usage of new features of context and screen.

chrome/browser/chromeos/login/wizard_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 13 matching lines @@
 class PrefRegistrySimple;
 class PrefService;
 
 namespace base {
 class DictionaryValue;
 }
 
 namespace chromeos {
 
 class AutoEnrollmentCheckScreen;
+class ControllerPairingScreen;
 class EnrollmentScreen;
 class ErrorScreen;
 class EulaScreen;
 class HIDDetectionScreen;
 struct Geoposition;
 class KioskAutolaunchScreen;
 class KioskEnableScreen;
 class LocallyManagedUserCreationScreen;
 class LoginDisplayHost;
 class LoginScreenContext;
@@ skipping 77 matching lines @@
   UpdateScreen* GetUpdateScreen();
   UserImageScreen* GetUserImageScreen();
   EulaScreen* GetEulaScreen();
   EnrollmentScreen* GetEnrollmentScreen();
   ResetScreen* GetResetScreen();
   KioskAutolaunchScreen* GetKioskAutolaunchScreen();
   KioskEnableScreen* GetKioskEnableScreen();
   TermsOfServiceScreen* GetTermsOfServiceScreen();
   WrongHWIDScreen* GetWrongHWIDScreen();
   AutoEnrollmentCheckScreen* GetAutoEnrollmentCheckScreen();
+  LocallyManagedUserCreationScreen* GetLocallyManagedUserCreationScreen();
   HIDDetectionScreen* GetHIDDetectionScreen();
-  LocallyManagedUserCreationScreen* GetLocallyManagedUserCreationScreen();
+  ControllerPairingScreen* GetControllerPairingScreen();
 
   // Returns a pointer to the current screen or NULL if there's no such
   // screen.
   WizardScreen* current_screen() const { return current_screen_; }
 
   // Returns true if the current wizard instance has reached the login screen.
   bool login_screen_started() const { return login_screen_started_; }
 
   static const char kNetworkScreenName[];
   static const char kLoginScreenName[];
   static const char kUpdateScreenName[];
   static const char kUserImageScreenName[];
   static const char kOutOfBoxScreenName[];
   static const char kTestNoScreenName[];
   static const char kEulaScreenName[];
   static const char kEnrollmentScreenName[];
   static const char kResetScreenName[];
   static const char kKioskEnableScreenName[];
   static const char kKioskAutolaunchScreenName[];
   static const char kErrorScreenName[];
   static const char kTermsOfServiceScreenName[];
   static const char kAutoEnrollmentCheckScreenName[];
   static const char kWrongHWIDScreenName[];
   static const char kLocallyManagedUserCreationScreenName[];
   static const char kAppLaunchSplashScreenName[];
-  static const char kHIDDetectionScreenName [];
+  static const char kHIDDetectionScreenName[];
+  static const char kControllerPairingScreenName[];
 
   // Volume percent at which spoken feedback is still audible.
   static const int kMinAudibleOutputVolumePercent;
 
  private:
   // Show specific screen.
   void ShowNetworkScreen();
   void ShowUpdateScreen();
   void ShowUserImageScreen();
   void ShowEulaScreen();
   void ShowEnrollmentScreen();
   void ShowResetScreen();
   void ShowKioskAutolaunchScreen();
   void ShowKioskEnableScreen();
   void ShowTermsOfServiceScreen();
   void ShowWrongHWIDScreen();
   void ShowAutoEnrollmentCheckScreen();
   void ShowLocallyManagedUserCreationScreen();
   void ShowHIDDetectionScreen();
+  void ShowControllerPairingScreen();
 
   // Shows images login screen.
   void ShowLoginScreen(const LoginScreenContext& context);
 
   // Resumes a pending login screen.
   void ResumeLoginScreen();
 
   // Exit handlers:
   void OnHIDDetectionCompleted();
   void OnNetworkConnected();
   void OnNetworkOffline();
   void OnConnectionFailed();
   void OnUpdateCompleted();
   void OnEulaAccepted();
   void OnUpdateErrorCheckingForUpdate();
   void OnUpdateErrorUpdating();
   void OnUserImageSelected();
   void OnUserImageSkipped();
   void OnEnrollmentDone();
   void OnAutoEnrollmentDone();
   void OnResetCanceled();
   void OnKioskAutolaunchCanceled();
   void OnKioskAutolaunchConfirmed();
   void OnKioskEnableCompleted();
   void OnWrongHWIDWarningSkipped();
   void OnOOBECompleted();
   void OnTermsOfServiceDeclined();
   void OnTermsOfServiceAccepted();
+  void OnControllerPairingFinished();
 
   // Loads brand code on I/O enabled thread and stores to Local State.
   void LoadBrandCodeFromFile();
 
   // Called after all post-EULA blocking tasks have been completed.
   void OnEulaBlockingTasksDone();
 
   // Shows update screen and starts update process.
   void InitiateOOBEUpdate();
 
@@ skipping 87 matching lines @@
   scoped_ptr<KioskAutolaunchScreen> autolaunch_screen_;
   scoped_ptr<KioskEnableScreen> kiosk_enable_screen_;
   scoped_ptr<EnrollmentScreen> enrollment_screen_;
   scoped_ptr<ErrorScreen> error_screen_;
   scoped_ptr<TermsOfServiceScreen> terms_of_service_screen_;
   scoped_ptr<WrongHWIDScreen> wrong_hwid_screen_;
   scoped_ptr<AutoEnrollmentCheckScreen> auto_enrollment_check_screen_;
   scoped_ptr<LocallyManagedUserCreationScreen>
       locally_managed_user_creation_screen_;
   scoped_ptr<HIDDetectionScreen> hid_detection_screen_;
+  scoped_ptr<ControllerPairingScreen> controller_pairing_screen_;
 
   // Screen that's currently active.
   WizardScreen* current_screen_;
 
   // Screen that was active before, or NULL for login screen.
   WizardScreen* previous_screen_;
 
   std::string username_;
   std::string password_;
 
@@ skipping 55 matching lines @@
   base::Closure on_timezone_resolved_for_testing_;
 
   base::WeakPtrFactory<WizardController> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WizardController);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_