[cros] Network dropdown button in WebUI.

chrome/browser/ui/webui/chromeos/login/network_screen_handler.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 CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_SCREEN_HANDLER_H_
 #pragma once
 
+#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/login/network_screen_actor.h"
 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
 #include "content/browser/webui/web_ui.h"
 #include "ui/gfx/point.h"
 
 namespace base {
 class ListValue;
 }
 
 namespace views {
 class Widget;
 }
 
 namespace chromeos {
 
+class NetworkDropdown;
+
 // WebUI implementation of NetworkScreenActor. It is used to interact with
 // the welcome screen (part of the page) of the OOBE.
 class NetworkScreenHandler : public NetworkScreenActor,
                              public BaseScreenHandler {
  public:
   NetworkScreenHandler();
   virtual ~NetworkScreenHandler();
 
   // NetworkScreenActor implementation:
   virtual void SetDelegate(NetworkScreenActor::Delegate* screen);
@@ skipping 19 matching lines @@
 
   // Handles moving off the screen.
   void HandleOnExit(const base::ListValue* args);
 
   // Handles change of the language.
   void HandleOnLanguageChanged(const base::ListValue* args);
 
   // Handles change of the input method.
   void HandleOnInputMethodChanged(const base::ListValue* args);
 
+  // Handle choosing of the network menu item.
+  void HandleNetworkItemChosen(const base::ListValue* args);
+
   // Returns available languages. Caller gets the ownership. Note, it does
   // depend on the current locale.
   static base::ListValue* GetLanguageList();
 
   // Returns available input methods. Caller gets the ownership. Note, it does
   // depend on the current locale.
   static base::ListValue* GetInputMethods();
 
-  // Creates network window or updates it's bounds.
-  void CreateOrUpdateNetworkWindow();
-
-  // Closes network window.
-  void CloseNetworkWindow();
-
-  // Window that contains network dropdown button.
-  // TODO(nkostylev): Temporary solution till we have
-  // RenderWidgetHostViewViews working.
-  views::Widget* network_window_;
+  scoped_ptr<NetworkDropdown> dropdown_;
 
   NetworkScreenActor::Delegate* screen_;
 
   bool is_continue_enabled_;
 
   // Keeps whether screen should be shown right after initialization.
   bool show_on_init_;
 
   // Position of the network control.
   gfx::Point network_control_pos_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_SCREEN_HANDLER_H_