Replace network combobox with network dropdown button

chrome/browser/chromeos/login/network_screen.h

 // Copyright (c) 2010 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_CHROMEOS_LOGIN_NETWORK_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_NETWORK_SCREEN_H_
 #pragma once
 
 #include "base/task.h"
 #include "base/timer.h"
 #include "base/string16.h"
 #include "chrome/browser/chromeos/cros/network_library.h"
 #include "chrome/browser/chromeos/login/network_screen_delegate.h"
 #include "chrome/browser/chromeos/login/language_switch_menu.h"
 #include "chrome/browser/chromeos/login/view_screen.h"
 #include "chrome/browser/chromeos/network_list.h"
 #include "chrome/browser/chromeos/options/network_config_view.h"
 
 class WizardScreenDelegate;
 
 namespace chromeos {
 
 class NetworkSelectionView;
 
 class NetworkScreen : public ViewScreen<NetworkSelectionView>,
-                      public NetworkScreenDelegate,
-                      public NetworkConfigView::Delegate {
+                      public NetworkScreenDelegate {
  public:
-  NetworkScreen(WizardScreenDelegate* delegate, bool is_out_of_box);
+  explicit NetworkScreen(WizardScreenDelegate* delegate);
   virtual ~NetworkScreen();
 
   // NetworkScreenDelegate implementation:
   virtual LanguageSwitchMenu* language_switch_menu() {
     return &language_switch_menu_;
   }
 
-  // ComboboxModel implementation:
-  virtual int GetItemCount();
-  virtual string16 GetItemAt(int index);
-
-  // views::Combobox::Listener implementation:
-  virtual void ItemChanged(views::Combobox* sender,
-                           int prev_index,
-                           int new_index);
-
   // views::ButtonListener implementation:
   virtual void ButtonPressed(views::Button* sender, const views::Event& event);
 
   // NetworkLibrary::Observer implementation:
   virtual void NetworkChanged(NetworkLibrary* network_lib);
 
-  // NetworkConfigView::Delegate implementation:
-  virtual void OnDialogAccepted();
-  virtual void OnDialogCancelled();
-
  protected:
   // Subscribes NetworkScreen to the network change notification,
   // forces refresh of current network state.
   void Refresh();
 
  private:
   // ViewScreen implementation:
   virtual void CreateView();
   virtual NetworkSelectionView* AllocateView();
 
-  // Connects to network if needed and updates screen state.
-  void ConnectToNetwork(NetworkList::NetworkType type, const string16& id);
-
-  // Enables WiFi device.
-  void EnableWiFi();
-
   // Subscribes to network change notifications.
   void SubscribeNetworkNotification();
 
   // Unsubscribes from network change notifications.
   void UnsubscribeNetworkNotification();
 
-  // Returns currently selected network in the combobox.
-  NetworkList::NetworkItem* GetSelectedNetwork();
-
   // Notifies wizard on successful connection.
   void NotifyOnConnection();
 
   // Called by |connection_timer_| when connection to the network timed out.
   void OnConnectionTimeout();
 
-  // Opens password dialog for the encrypted networks.
-  void OpenPasswordDialog(WifiNetwork network);
-
-  // Selects network by type and id.
-  void SelectNetwork(NetworkList::NetworkType type,
-                     const string16& id);
-
-  // Switches connecting status based on |is_waiting_for_connect_|.
-  void ShowConnectingStatus();
+  // Update UI based on current network status.
+  void UpdateStatus(NetworkLibrary* network);
 
   // Stops waiting for network to connect.
-  // If |show_combobox| is false, spinner is left on screen. Used on exit.
-  void StopWaitingForConnection(bool show_combobox);
+  void StopWaitingForConnection(const string16& network_id);
 
   // Starts waiting for network connection. Shows spinner.
-  void WaitForConnection(const NetworkList::NetworkItem* network);
+  void WaitForConnection(const string16& network_id);
 
   // True if subscribed to network change notification.
   bool is_network_subscribed_;
 
-  // Networks model, contains current state of available networks.
-  NetworkList networks_;
+  // ID of the the network that we are waiting for.
+  string16 network_id_;
 
-  // True if WiFi is currently disabled.
-  bool wifi_disabled_;
-
-  // True if full OOBE flow should be shown.
-  bool is_out_of_box_;
-
-  // True if we're waiting for the selected network being connected.
-  bool is_waiting_for_connect_;
-
-  // True if "Continue" button was pressed.
-  // Set only when there's a network selected.
+  // True if user pressed continue button so we should proceed with OOBE
+  // as soon as we are connected.
   bool continue_pressed_;
 
-  // True if Ethernet was already preselected in combobox.
-  bool ethernet_preselected_;
-
   // Timer for connection timeout.
   base::OneShotTimer<NetworkScreen> connection_timer_;
 
-  // Network which we're connecting to.
-  NetworkList::NetworkItem connecting_network_;
-
-  ScopedRunnableMethodFactory<NetworkScreen> task_factory_;
   LanguageSwitchMenu language_switch_menu_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_NETWORK_SCREEN_H_