Don't activate POPUP window

views/widget/window_manager.h

 // Copyright (c) 2011 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 VIEWS_WIDGET_WINDOW_MANAGER_H_
 #define VIEWS_WIDGET_WINDOW_MANAGER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "views/views_export.h"
 
 namespace gfx {
 class Point;
 }
 
 namespace views {
+class KeyEvent;
 class MouseEvent;
 class Widget;
 
 // A interface to WindowManager.
 class VIEWS_EXPORT WindowManager {
  public:
   WindowManager();
   virtual ~WindowManager();
 
   // Starts moving window given by |widget|. |point| represents the
@@ skipping 13 matching lines @@
 
   // Releases the mouse capture on |widget|. Returns false if |widget|
   // haven't capture the mouse.
   virtual bool ReleaseMouseCapture(Widget* widget) = 0;
 
   // Checks if the |widget| has mouse capture.
   virtual bool HasMouseCapture(const Widget* widget) const = 0;
 
   // WindowManager handles mouse event first. It may reisze/move window,
   // or send the event to widget that has mouse capture.
+  virtual bool HandleKeyEvent(Widget* widget, const KeyEvent& event) = 0;
+
+  // WindowManager handles mouse event first. It may reisze/move window,
+  // or send the event to widget that has mouse capture.
   virtual bool HandleMouseEvent(Widget* widget, const MouseEvent& event) = 0;
 
+  // Register widget to the window manager.
+  virtual void Register(Widget* widget) = 0;
+
   // Installs window manager.
   static void Install(WindowManager* wm);
 
   // Returns installed WindowManager.
   static WindowManager* Get();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WindowManager);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_WIDGET_WINDOW_MANAGER_H_