Single pod autofocus disabled for touch view mode. Delegate class created for ash interactions.

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

 // Copyright (c) 2013 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_SIGNIN_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/login/enrollment/auto_enrollment_controller.h"
 #include "chrome/browser/chromeos/login/screens/error_screen_actor.h"
 #include "chrome/browser/chromeos/login/signin_specifics.h"
 #include "chrome/browser/chromeos/login/ui/login_display.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/signin/screenlock_bridge.h"
 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
 #include "chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h"
 #include "chrome/browser/ui/webui/chromeos/login/network_state_informer.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
+#include "chrome/browser/ui/webui/chromeos/touch_view_controller_delegate.h"
 #include "chromeos/ime/ime_keyboard.h"
 #include "chromeos/network/portal_detector/network_portal_detector.h"
 #include "components/user_manager/user_manager.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_ui.h"
 #include "net/base/net_errors.h"
 #include "ui/events/event_handler.h"
 
 namespace base {
@@ skipping 165 matching lines @@
 };
 
 // A class that handles the WebUI hooks in sign-in screen in OobeDisplay
 // and LoginDisplay.
 class SigninScreenHandler
     : public BaseScreenHandler,
       public LoginDisplayWebUIHandler,
       public content::NotificationObserver,
       public ScreenlockBridge::LockHandler,
       public NetworkStateInformer::NetworkStateInformerObserver,
-      public input_method::ImeKeyboard::Observer {
+      public input_method::ImeKeyboard::Observer,
+      public TouchViewControllerDelegate::Observer {
  public:
   SigninScreenHandler(
       const scoped_refptr<NetworkStateInformer>& network_state_informer,
       ErrorScreenActor* error_screen_actor,
       CoreOobeActor* core_oobe_actor,
       GaiaScreenHandler* gaia_screen_handler);
   virtual ~SigninScreenHandler();
 
   // Shows the sign in screen.
   void Show(const LoginScreenContext& context);
@@ skipping 93 matching lines @@
       const ScreenlockBridge::UserPodCustomIconOptions& icon) OVERRIDE;
   virtual void HideUserPodCustomIcon(const std::string& username) OVERRIDE;
   virtual void EnableInput() OVERRIDE;
   virtual void SetAuthType(const std::string& username,
                            ScreenlockBridge::LockHandler::AuthType auth_type,
                            const base::string16& initial_value) OVERRIDE;
   virtual ScreenlockBridge::LockHandler::AuthType GetAuthType(
       const std::string& username) const OVERRIDE;
   virtual void Unlock(const std::string& user_email) OVERRIDE;
 
+  // TouchViewControllerDelegate::Observer implementation:
+  virtual void OnMaximizeModeStarted() OVERRIDE;
+  virtual void OnMaximizeModeEnded() OVERRIDE;
+
   // Updates authentication extension. Called when device settings that affect
   // sign-in (allow BWSI and allow whitelist) are changed.
   void UserSettingsChanged();
   void UpdateAddButtonStatus();
 
   // Restore input focus to current user pod.
   void RefocusCurrentPod();
 
   // WebUI message handlers.
   void HandleGetUsers();
@@ skipping 31 matching lines @@
   void HandleShowLoadingTimeoutError();
   void HandleUpdateOfflineLogin(bool offline_login_active);
   void HandleShowSupervisedUserCreationScreen();
   void HandleFocusPod(const std::string& user_id);
   void HandleHardlockPod(const std::string& user_id);
   void HandleLaunchKioskApp(const std::string& app_id, bool diagnostic_mode);
   void HandleRetrieveAuthenticatedUserEmail(double attempt_token);
   void HandleGetPublicSessionKeyboardLayouts(const std::string& user_id,
                                              const std::string& locale);
   void HandleCancelConsumerManagementEnrollment();
+  void HandleGetTouchViewState();
 
   // Sends the list of |keyboard_layouts| available for the |locale| that is
   // currently selected for the public session identified by |user_id|.
   void SendPublicSessionKeyboardLayouts(
       const std::string& user_id,
       const std::string& locale,
       scoped_ptr<base::ListValue> keyboard_layouts);
 
   // Returns true iff
   // (i)   log in is restricted to some user list,
@@ skipping 92 matching lines @@
 
   base::Closure kiosk_enable_flow_aborted_callback_for_test_;
 
   // Non-owning ptr.
   // TODO(ygorshenin@): remove this dependency.
   GaiaScreenHandler* gaia_screen_handler_;
 
   // Helper that retrieves the authenticated user's e-mail address.
   scoped_ptr<AuthenticatedUserEmailRetriever> email_retriever_;
 
+  // Maximized mode controller delegate.
+  scoped_ptr<TouchViewControllerDelegate> max_mode_delegate_;
+
   // Whether consumer management enrollment is in progress.
   bool is_enrolling_consumer_management_;
 
   base::WeakPtrFactory<SigninScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_