Example of usage of new features of context and screen.

chrome/browser/ui/webui/chromeos/login/oobe_ui.h

 // Copyright (c) 2011 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_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
 #include "chrome/browser/chromeos/login/ui/oobe_display.h"
 #include "chrome/browser/ui/webui/chromeos/login/core_oobe_handler.h"
 #include "content/public/browser/web_ui_controller.h"
 
 namespace base {
 class DictionaryValue;
 }  // namespace base
 
 namespace chromeos {
 class AppLaunchSplashScreenActor;
 class BaseScreenHandler;
+class ControllerPairingScreenActor;
 class ErrorScreenHandler;
 class KioskAppMenuHandler;
 class KioskEnableScreenActor;
 class LoginScreenContext;
 class NativeWindowDelegate;
 class NetworkDropdownHandler;
 class NetworkStateInformer;
 class GaiaScreenHandler;
 class SigninScreenHandler;
 class SigninScreenHandlerDelegate;
@@ skipping 38 matching lines @@
   static const char kScreenTpmError[];
   static const char kScreenPasswordChanged[];
   static const char kScreenManagedUserCreationFlow[];
   static const char kScreenTermsOfService[];
   static const char kScreenWrongHWID[];
   static const char kScreenAutoEnrollmentCheck[];
   static const char kScreenAppLaunchSplash[];
   static const char kScreenConfirmPassword[];
   static const char kScreenFatalError[];
   static const char kScreenHIDDetection[];
+  static const char kScreenControllerPairing[];
 
   OobeUI(content::WebUI* web_ui, const GURL& url);
   virtual ~OobeUI();
 
   // OobeDisplay implementation:
-  virtual void ShowScreen(WizardScreen* screen) OVERRIDE;
-  virtual void HideScreen(WizardScreen* screen) OVERRIDE;
   virtual CoreOobeActor* GetCoreOobeActor() OVERRIDE;
   virtual UpdateScreenActor* GetUpdateScreenActor() OVERRIDE;
   virtual NetworkScreenActor* GetNetworkScreenActor() OVERRIDE;
   virtual EulaScreenActor* GetEulaScreenActor() OVERRIDE;
   virtual EnrollmentScreenActor* GetEnrollmentScreenActor() OVERRIDE;
   virtual ResetScreenActor* GetResetScreenActor() OVERRIDE;
   virtual KioskAutolaunchScreenActor* GetKioskAutolaunchScreenActor() OVERRIDE;
   virtual KioskEnableScreenActor* GetKioskEnableScreenActor() OVERRIDE;
   virtual TermsOfServiceScreenActor*
       GetTermsOfServiceScreenActor() OVERRIDE;
   virtual UserImageScreenActor* GetUserImageScreenActor() OVERRIDE;
   virtual ErrorScreenActor* GetErrorScreenActor() OVERRIDE;
   virtual WrongHWIDScreenActor* GetWrongHWIDScreenActor() OVERRIDE;
   virtual AutoEnrollmentCheckScreenActor*
       GetAutoEnrollmentCheckScreenActor() OVERRIDE;
   virtual LocallyManagedUserCreationScreenHandler*
       GetLocallyManagedUserCreationScreenActor() OVERRIDE;
   virtual AppLaunchSplashScreenActor*
       GetAppLaunchSplashScreenActor() OVERRIDE;
   virtual bool IsJSReady(const base::Closure& display_is_ready_callback)
       OVERRIDE;
   virtual HIDDetectionScreenActor* GetHIDDetectionScreenActor() OVERRIDE;
+  virtual ControllerPairingScreenActor* GetControllerPairingScreenActor()
+      OVERRIDE;
 
   // Collects localized strings from the owned handlers.
   void GetLocalizedStrings(base::DictionaryValue* localized_strings);
 
   // Initializes the handlers.
   void InitializeHandlers();
 
   // Invoked after the async assets load. The screen handler that has the same
   // async assets load id will be initialized.
   void OnScreenAssetsLoaded(const std::string& async_assets_load_id);
@@ skipping 60 matching lines @@
   EnrollmentScreenActor* enrollment_screen_actor_;
   HIDDetectionScreenActor* hid_detection_screen_actor_;
   ResetScreenActor* reset_screen_actor_;
   KioskAutolaunchScreenActor* autolaunch_screen_actor_;
   KioskEnableScreenActor* kiosk_enable_screen_actor_;
   WrongHWIDScreenActor* wrong_hwid_screen_actor_;
   AutoEnrollmentCheckScreenActor* auto_enrollment_check_screen_actor_;
   LocallyManagedUserCreationScreenHandler*
       locally_managed_user_creation_screen_actor_;
   AppLaunchSplashScreenActor* app_launch_splash_screen_actor_;
+  ControllerPairingScreenActor* controller_pairing_screen_actor_;
 
   // Reference to ErrorScreenHandler that handles error screen
   // requests and forward calls from native code to JS side.
   ErrorScreenHandler* error_screen_handler_;
 
   // Reference to GaiaScreenHandler that handles gaia screen requests and
   // forwards calls from native code to JS side.
   GaiaScreenHandler* gaia_screen_handler_;
 
   // Reference to SigninScreenHandler that handles sign-in screen requests and
@@ skipping 28 matching lines @@
 
   // List of registered observers.
   ObserverList<Observer> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(OobeUI);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_