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