views: Factor out Listener from Combobox into its own header file.

chrome/browser/chromeos/options/vpn_config_view.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_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
 #pragma once
 
 #include <string>
 
 #include "base/string16.h"
 #include "chrome/browser/chromeos/cros/cert_library.h"
 #include "chrome/browser/chromeos/options/network_config_view.h"
 #include "chrome/browser/ui/select_file_dialog.h"
 #include "views/controls/button/button.h"
-#include "views/controls/combobox/combobox.h"
+#include "views/controls/combobox/combobox_listener.h"
 #include "views/controls/textfield/textfield_controller.h"
 #include "views/view.h"
 
 namespace views {
 class Label;
 }
 
 namespace chromeos {
 
 // A dialog box to allow configuration of VPN connection.
 class VPNConfigView : public ChildNetworkConfigView,
                       public views::TextfieldController,
                       public views::ButtonListener,
-                      public views::Combobox::Listener,
+                      public views::ComboboxListener,
                       public CertLibrary::Observer {
  public:
   VPNConfigView(NetworkConfigView* parent, VirtualNetwork* vpn);
   explicit VPNConfigView(NetworkConfigView* parent);
   virtual ~VPNConfigView();
 
-  // views::TextfieldController methods.
-  virtual void ContentsChanged(
-      views::Textfield* sender, const string16& new_contents) OVERRIDE;
-  virtual bool HandleKeyEvent(
-      views::Textfield* sender, const views::KeyEvent& key_event) OVERRIDE;
+  // views::TextfieldController:
+  virtual void ContentsChanged(views::Textfield* sender,
+                               const string16& new_contents) OVERRIDE;
+  virtual bool HandleKeyEvent(views::Textfield* sender,
+                              const views::KeyEvent& key_event) OVERRIDE;
 
-  // views::ButtonListener
-  virtual void ButtonPressed(
-      views::Button* sender, const views::Event& event) OVERRIDE;
+  // views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender,
+                             const views::Event& event) OVERRIDE;
 
-  // views::Combobox::Listener
-  virtual void ItemChanged(
-      views::Combobox* combo_box, int prev_index, int new_index) OVERRIDE;
+  // views::ComboboxListener:
+  virtual void ItemChanged(views::Combobox* combo_box,
+                           int prev_index,
+                           int new_index) OVERRIDE;
 
   // CertLibrary::Observer:
   virtual void OnCertificatesLoaded(bool initial_load) OVERRIDE;
 
-  // ChildNetworkConfigView implementation.
+  // ChildNetworkConfigView:
   virtual string16 GetTitle() OVERRIDE;
   virtual bool CanLogin() OVERRIDE;
   virtual bool Login() OVERRIDE;
   virtual void Cancel() OVERRIDE;
   virtual void InitFocus() OVERRIDE;
 
  private:
   // Initializes data members and create UI controls.
   void Init(VirtualNetwork* vpn);
 
@@ skipping 66 matching lines @@
   views::Label* group_name_label_;
   views::Textfield* group_name_textfield_;
   views::Label* error_label_;
 
   DISALLOW_COPY_AND_ASSIGN(VPNConfigView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_