Add an option in language settings for activating the IME menu.

chrome/browser/chromeos/input_method/input_method_manager_impl.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_INPUT_METHOD_INPUT_METHOD_MANAGER_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_MANAGER_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 132 matching lines @@
   ~InputMethodManagerImpl() override;
 
   // Receives notification of an InputMethodManager::UISessionState transition.
   void SetUISessionState(UISessionState new_ui_session);
 
   // InputMethodManager override:
   UISessionState GetUISessionState() override;
   void AddObserver(InputMethodManager::Observer* observer) override;
   void AddCandidateWindowObserver(
       InputMethodManager::CandidateWindowObserver* observer) override;
+  void AddImeMenuObserver(
+      InputMethodManager::ImeMenuObserver* observer) override;
   void RemoveObserver(InputMethodManager::Observer* observer) override;
   void RemoveCandidateWindowObserver(
       InputMethodManager::CandidateWindowObserver* observer) override;
+  void RemoveImeMenuObserver(
+      InputMethodManager::ImeMenuObserver* observer) override;
   scoped_ptr<InputMethodDescriptors> GetSupportedInputMethods() const override;
   void ActivateInputMethodMenuItem(const std::string& key) override;
   bool IsISOLevel5ShiftUsedByCurrentInputMethod() const override;
   bool IsAltGrUsedByCurrentInputMethod() const override;
 
   ImeKeyboard* GetImeKeyboard() override;
   InputMethodUtil* GetInputMethodUtil() override;
   ComponentExtensionIMEManager* GetComponentExtensionIMEManager() override;
   bool IsLoginKeyboard(const std::string& layout) const override;
 
   bool MigrateInputMethods(std::vector<std::string>* input_method_ids) override;
 
   scoped_refptr<InputMethodManager::State> CreateNewState(
       Profile* profile) override;
 
   scoped_refptr<InputMethodManager::State> GetActiveIMEState() override;
   void SetState(scoped_refptr<InputMethodManager::State> state) override;
 
+  void ImeMenuActivated() override;
+  void ImeMenuDeactivated() override;
+
   // Sets |candidate_window_controller_|.
   void SetCandidateWindowControllerForTesting(
       CandidateWindowController* candidate_window_controller);
   // Sets |keyboard_|.
   void SetImeKeyboardForTesting(ImeKeyboard* keyboard);
   // Initialize |component_extension_manager_|.
   void InitializeComponentExtensionForTesting(
       scoped_ptr<ComponentExtensionIMEManagerDelegate> delegate);
 
  private:
@@ skipping 46 matching lines @@
   void RecordInputMethodUsage(const std::string& input_method_id);
 
   scoped_ptr<InputMethodDelegate> delegate_;
 
   // The current UI session status.
   UISessionState ui_session_;
 
   // A list of objects that monitor the manager.
   base::ObserverList<InputMethodManager::Observer> observers_;
   base::ObserverList<CandidateWindowObserver> candidate_window_observers_;
+  base::ObserverList<ImeMenuObserver> ime_menu_observers_;
 
   scoped_refptr<StateImpl> state_;
 
   // The candidate window.  This will be deleted when the APP_TERMINATING
   // message is sent.
   scoped_ptr<CandidateWindowController> candidate_window_controller_;
 
   // An object which provides miscellaneous input method utility functions. Note
   // that |util_| is required to initialize |keyboard_|.
   InputMethodUtil util_;
@@ skipping 14 matching lines @@
   typedef std::map<Profile*, EngineMap, ProfileCompare> ProfileEngineMap;
   ProfileEngineMap engine_map_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMethodManagerImpl);
 };
 
 }  // namespace input_method
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_MANAGER_IMPL_H_