[cros] Network dropdown button in WebUI.

chrome/browser/ui/webui/chromeos/login/network_dropdown.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_DROPDOWN_H_
+#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_
+
+#include "base/basictypes.h"
+#include "chrome/browser/chromeos/status/network_menu.h"
+#include "chrome/browser/chromeos/status/network_menu_icon.h"
+#include "chrome/browser/chromeos/cros/network_library.h"
+#include "ui/gfx/native_widget_types.h"
+#include "chrome/browser/chromeos/login/login_html_dialog.h"
+
+namespace chromeos {
+
+class NetworkMenuWebUI;
+
+// Class which implements network dropdown menu using WebUI.
+class NetworkDropdown : public NetworkMenu::Delegate,
+                        public NetworkMenuIcon::Delegate,
+                        NetworkLibrary::NetworkManagerObserver,
+                        public LoginHtmlDialog::Delegate {
+ public:
+  NetworkDropdown(WebUI* web_ui, gfx::NativeWindow parent_window);
+  virtual ~NetworkDropdown();
+
+  // This method should be called, when item with the given id is chosen.
+  void OnItemChosen(int id);
+
+  // NetworkMenu::Delegate implementation:
+  virtual views::MenuButton* GetMenuButton() OVERRIDE;
+  virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
+  virtual void OpenButtonOptions() OVERRIDE;
+  virtual bool ShouldOpenButtonOptions() const OVERRIDE;
+
+  // NetworkMenuIcon::Delegate implementation:
+  virtual void NetworkMenuIconChanged() OVERRIDE;
+
+  // NetworkLibrary::NetworkManagerObserver implementation:
+  virtual void OnNetworkManagerChanged(NetworkLibrary* cros) OVERRIDE;
+
+ protected:
+  // LoginHtmlDialog::Delegate implementation:
+  virtual void OnDialogClosed() OVERRIDE;
+
+ private:
+  void SetNetworkIconAndText();
+
+  gfx::NativeWindow parent_window_;
+
+  // The Network menu.
+  scoped_ptr<NetworkMenuWebUI> network_menu_;
+  // The Network menu icon.
+  scoped_ptr<NetworkMenuIcon> network_icon_;
+  // Proxy settings dialog that can be invoked from network menu.
+  scoped_ptr<LoginHtmlDialog> proxy_settings_dialog_;
+
+  WebUI* web_ui_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkDropdown);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_