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

   1 // Copyright (c) 2012 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_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_
   7
   8 #include "ash/system/chromeos/network/network_icon_animation_observer.h"
   9 #include "base/basictypes.h"
  10 #include "base/timer/timer.h"
  11 #include "chrome/browser/chromeos/status/network_menu.h"
  12 #include "chromeos/network/network_state_handler_observer.h"
  13 #include "ui/gfx/native_widget_types.h"
  14
  15 namespace content {
  16 class WebUI;
  17 }
  18
  19 namespace chromeos {
  20
  21 class NetworkMenuWebUI;
  22 class NetworkState;
  23
  24 // Class which implements network dropdown menu using WebUI.
  25 class NetworkDropdown : public NetworkMenu::Delegate,
  26                         public NetworkStateHandlerObserver,
  27                         public ash::network_icon::AnimationObserver {
  28  public:
  29   class Actor {
  30    public:
  31     virtual ~Actor() {}
  32     virtual void OnConnectToNetworkRequested(
  33         const std::string& service_path) = 0;
  34   };
  35
  36   NetworkDropdown(Actor* actor, content::WebUI* web_ui, bool oobe);
  37   virtual ~NetworkDropdown();
  38
  39   // This method should be called, when item with the given id is chosen.
  40   void OnItemChosen(int id);
  41
  42   // NetworkMenu::Delegate
  43   virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
  44   virtual void OpenButtonOptions() OVERRIDE;
  45   virtual bool ShouldOpenButtonOptions() const OVERRIDE;
  46   virtual void OnConnectToNetworkRequested(
  47       const std::string& service_path) OVERRIDE;
  48
  49   // NetworkStateHandlerObserver
  50   virtual void DefaultNetworkChanged(const NetworkState* network) OVERRIDE;
  51   virtual void NetworkConnectionStateChanged(
  52       const NetworkState* network) OVERRIDE;
  53   virtual void NetworkListChanged() OVERRIDE;
  54
  55   // network_icon::AnimationObserver
  56   virtual void NetworkIconChanged() OVERRIDE;
  57
  58   // Refreshes control state. Usually there's no need to do it manually
  59   // as control refreshes itself on network state change.
  60   // Should be called on language change.
  61   void Refresh();
  62
  63  private:
  64   void SetNetworkIconAndText();
  65
  66   // Request a network scan and refreshes control state. Should be called
  67   // by |network_scan_timer_| only.
  68   void RequestNetworkScan();
  69
  70   // The Network menu.
  71   scoped_ptr<NetworkMenuWebUI> network_menu_;
  72
  73   Actor* actor_;
  74
  75   content::WebUI* web_ui_;
  76
  77   // Is the dropdown shown on one of the OOBE screens.
  78   bool oobe_;
  79
  80   // Timer used to periodically force network scan.
  81   base::RepeatingTimer<NetworkDropdown> network_scan_timer_;
  82
  83   DISALLOW_COPY_AND_ASSIGN(NetworkDropdown);
  84 };
  85
  86 }  // namespace chromeos
  87
  88 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_