chrome/browser/ui/webui/chromeos/login/network_dropdown_handler.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/observer_list.h"
  12 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
  13 #include "chrome/browser/ui/webui/chromeos/login/network_dropdown.h"
  14
  15 namespace chromeos {
  16
  17 class NetworkDropdownHandler : public BaseScreenHandler,
  18                                public NetworkDropdown::Actor {
  19  public:
  20   class Observer {
  21    public:
  22     virtual ~Observer() {}
  23     virtual void OnConnectToNetworkRequested() = 0;
  24   };
  25
  26   NetworkDropdownHandler();
  27   ~NetworkDropdownHandler() override;
  28
  29   void AddObserver(Observer* observer);
  30   void RemoveObserver(Observer* observer);
  31
  32   // BaseScreenHandler implementation:
  33   void DeclareLocalizedValues(
  34       ::login::LocalizedValuesBuilder* builder) override;
  35   void Initialize() override;
  36
  37   // WebUIMessageHandler implementation:
  38   void RegisterMessages() override;
  39
  40  private:
  41   // NetworkDropdown::Actor implementation:
  42   void OnConnectToNetworkRequested() override;
  43
  44   // Handles choosing of the network menu item.
  45   void HandleNetworkItemChosen(double id);
  46   // Handles network drop-down showing.
  47   void HandleNetworkDropdownShow(const std::string& element_id,
  48                                  bool oobe);
  49   // Handles network drop-down hiding.
  50   void HandleNetworkDropdownHide();
  51   // Handles network drop-down refresh.
  52   void HandleNetworkDropdownRefresh();
  53
  54   scoped_ptr<NetworkDropdown> dropdown_;
  55
  56   base::ObserverList<Observer> observers_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(NetworkDropdownHandler);
  59 };
  60
  61 }  // namespace chromeos
  62 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_HANDLER_H_