MacViews: Implement text input.

ui/views/cocoa/bridged_native_widget.h

 // Copyright 2014 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_COCOA_BRIDGED_NATIVE_WIDGET_H_
 #define UI_VIEWS_COCOA_BRIDGED_NATIVE_WIDGET_H_
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/mac/scoped_nsobject.h"
+#import "ui/views/focus/focus_manager.h"
 
 @class BridgedContentView;
 
 namespace views {
 
 class View;
 
 // A bridge to an NSWindow managed by an instance of NativeWidgetMac or
 // DesktopNativeWidgetMac. Serves as a helper class to bridge requests from the
 // NativeWidgetMac to the Cocoa window. Behaves a bit like an aura::Window.
-class BridgedNativeWidget {
+class BridgedNativeWidget : public FocusChangeListener {
  public:
   BridgedNativeWidget();
-  ~BridgedNativeWidget();
+  virtual ~BridgedNativeWidget();
 
   // Initialize the bridge, "retains" ownership of |window|.
   void Init(base::scoped_nsobject<NSWindow> window);
 
   // Set or clears the views::View bridged by the content view. This does NOT
   // take ownership of |view|.
   void SetRootView(views::View* view);
 
   BridgedContentView* ns_view() { return bridged_view_; }
   NSWindow* ns_window() { return window_; }
 
  private:
   base::scoped_nsobject<NSWindow> window_;
   base::scoped_nsobject<BridgedContentView> bridged_view_;
 
+  // FocusChangeListener:

[tapted, 2014/06/17 13:23:56]

convention around views seems to lean towards 

// Overridden from FocusChangeListener:

(I wish there was a style rule for this :/)

[Andre, 2014/06/18 21:48:35]

Done.

+  virtual void OnWillChangeFocus(View* focused_before,
+                                 View* focused_now) OVERRIDE;
+  virtual void OnDidChangeFocus(View* focused_before,
+                                View* focused_now) OVERRIDE;
+
   DISALLOW_COPY_AND_ASSIGN(BridgedNativeWidget);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_COCOA_BRIDGED_NATIVE_WIDGET_H_