Redesigns the text input focus handling.

ui/views/focus/focus_manager.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 UI_VIEWS_FOCUS_FOCUS_MANAGER_H_
 #define UI_VIEWS_FOCUS_FOCUS_MANAGER_H_
 
 #include <list>
 #include <map>
 
@@ skipping 54 matching lines @@
 //   when traversing up from the nested RootView to know which view to start
 //   with when going to the next/previous view.
 //   In our example:
 //   hwnd_view_container_->GetWidget()->SetFocusTraversableParent(
 //      native_control);
 //
 // Note that FocusTraversable do not have to be RootViews: AccessibleToolbarView
 // is FocusTraversable.
 
 namespace ui {
+class AcceleratorManager;
 class AcceleratorTarget;
-class AcceleratorManager;
 class EventHandler;
 class KeyEvent;
 }
 
 namespace views {
 
 class FocusManagerDelegate;
 class FocusSearch;
 class RootView;
 class View;
@@ skipping 62 matching lines @@
   };
 
   FocusManager(Widget* widget, FocusManagerDelegate* delegate);
   virtual ~FocusManager();
 
   // Processes the passed key event for accelerators and keyboard traversal.
   // Returns false if the event has been consumed and should not be processed
   // further.
   bool OnKeyEvent(const ui::KeyEvent& event);
 
+  // Changes the text input focus to |view->GetTextInputClient()| iff |view|

[msw, 2014/03/11 00:58:50]

nit: Mention that views should call this when their internal TextInputClient
instance changes.

[Yuki, 2014/03/11 15:27:37]

Done.

+  // is focused.
+  void OnTextInputClientChanged(View* view);
+
   // Returns true is the specified is part of the hierarchy of the window
   // associated with this FocusManager.
   bool ContainsView(View* view);
 
   // Advances the focus (backward if reverse is true).
   void AdvanceFocus(bool reverse);
 
   // The FocusManager keeps track of the focused view within a RootView.
   View* GetFocusedView() { return focused_view_; }
   const View* GetFocusedView() const { return focused_view_; }
@@ skipping 156 matching lines @@
   // hierarchy.
   // Returns NULL if no focusable view were found.
   View* FindFocusableView(FocusTraversable* focus_traversable,
                           View* starting_view,
                           bool reverse);
 
   // Process arrow key traversal. Returns true if the event has been consumed
   // and should not be processed further.
   bool ProcessArrowKeyTraversal(const ui::KeyEvent& event);
 
+  // Moves the text input focus into/out from |view|.
+  void FocusTextInputClient(View* view);
+  void BlurTextInputClient(View* view);
+
   // Keeps track of whether shortcut handling is currently suspended.
   static bool shortcut_handling_suspended_;
 
   // Whether arrow key traversal is enabled.
   static bool arrow_key_traversal_enabled_;
 
   // The top-level Widget this FocusManager is associated with.
   Widget* widget_;
 
   // The object which handles an accelerator when |accelerator_manager_| doesn't
@@ skipping 18 matching lines @@
 
   // See description above getter.
   bool is_changing_focus_;
 
   DISALLOW_COPY_AND_ASSIGN(FocusManager);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_FOCUS_FOCUS_MANAGER_H_