IME refactoring: ChromeOS introduce input methods State.

chrome/browser/chromeos/preferences.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_PREFERENCES_H_
 #define CHROME_BROWSER_CHROMEOS_PREFERENCES_H_
 
 #include <string>
 #include <vector>
 
 #include "ash/shell_observer.h"
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_member.h"
 #include "chrome/browser/chromeos/language_preferences.h"
 #include "chrome/browser/chromeos/login/users/user_manager.h"
 #include "chrome/browser/prefs/pref_service_syncable_observer.h"
+#include "chromeos/ime/input_method_manager.h"
 
 class PrefRegistrySimple;
 class PrefService;
 class PrefServiceSyncable;
 
 class TracingManager;
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
@@ skipping 73 matching lines @@
   // PrefServiceSyncableObserver implementation.
   virtual void OnIsSyncingChanged() OVERRIDE;
 
   // Overriden from ash::ShellObserver.
   virtual void OnTouchHudProjectionToggled(bool enabled) OVERRIDE;
 
   // Overriden form UserManager::UserSessionStateObserver.
   virtual void ActiveUserChanged(
       const user_manager::User* active_user) OVERRIDE;
 
+  void ActivateInputMethods(const user_manager::User* active_user);
+
   PrefServiceSyncable* prefs_;
 
   input_method::InputMethodManager* input_method_manager_;
   scoped_ptr<TracingManager> tracing_manager_;
 
   BooleanPrefMember performance_tracing_enabled_;
   BooleanPrefMember tap_to_click_enabled_;
   BooleanPrefMember tap_dragging_enabled_;
   BooleanPrefMember three_finger_click_enabled_;
   BooleanPrefMember natural_scroll_;
@@ skipping 14 matching lines @@
   BooleanPrefMember xkb_auto_repeat_enabled_;
   IntegerPrefMember xkb_auto_repeat_delay_pref_;
   IntegerPrefMember xkb_auto_repeat_interval_pref_;
 
   // User owning these preferences.
   const user_manager::User* user_;
 
   // Whether user is a primary user.
   bool user_is_primary_;
 
+  // Reconfigure ime_state_ after user becomes active.
+  bool ime_state_outdated_;
+  scoped_refptr<input_method::InputMethodManager::State> ime_state_;
+
   DISALLOW_COPY_AND_ASSIGN(Preferences);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_PREFERENCES_H_