network_screen.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
1a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be
3a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// found in the LICENSE file.
4a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
5010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_H_
6010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_H_
7a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
8010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include "base/compiler_specific.h"
9a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "base/memory/ref_counted.h"
10a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "base/strings/string16.h"
11a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "base/timer/timer.h"
12a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "chrome/browser/chromeos/login/screens/network_screen_actor.h"
13a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "chrome/browser/chromeos/login/screens/wizard_screen.h"
14a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "chromeos/network/network_state_handler_observer.h"
15a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
16a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)namespace chromeos {
17a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
18a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)namespace login {
19a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)class NetworkStateHelper;
20a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}  // namespace login
21a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
22a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)class NetworkScreen : public WizardScreen,
23a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)                      public NetworkStateHandlerObserver,
24a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)                      public NetworkScreenActor::Delegate {
25a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) public:
26a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  NetworkScreen(ScreenObserver* screen_observer, NetworkScreenActor* actor);
27a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  virtual ~NetworkScreen();
28a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)
29a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  // WizardScreen implementation:
30a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  virtual void PrepareToShow() OVERRIDE;
31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  virtual void Show() OVERRIDE;
32a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)  virtual void Hide() OVERRIDE;
33010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)  virtual std::string GetName() const OVERRIDE;
34
35  // NetworkStateHandlerObserver implementation:
36  virtual void NetworkConnectionStateChanged(
37      const NetworkState* network) OVERRIDE;
38  virtual void DefaultNetworkChanged(const NetworkState* network) OVERRIDE;
39
40  // NetworkScreenActor::Delegate implementation:
41  virtual void OnActorDestroyed(NetworkScreenActor* actor) OVERRIDE;
42  virtual void OnContinuePressed() OVERRIDE;
43
44  NetworkScreenActor* actor() const { return actor_; }
45
46 protected:
47  // Subscribes NetworkScreen to the network change notification,
48  // forces refresh of current network state.
49  virtual void Refresh();
50
51 private:
52  friend class NetworkScreenTest;
53  FRIEND_TEST_ALL_PREFIXES(NetworkScreenTest, Timeout);
54  FRIEND_TEST_ALL_PREFIXES(NetworkScreenTest, CanConnect);
55
56  // Sets the NetworkStateHelper for use in tests. This
57  // class will take ownership of the pointed object.
58  void SetNetworkStateHelperForTest(login::NetworkStateHelper* helper);
59
60  // Subscribes to network change notifications.
61  void SubscribeNetworkNotification();
62
63  // Unsubscribes from network change notifications.
64  void UnsubscribeNetworkNotification();
65
66  // Notifies wizard on successful connection.
67  void NotifyOnConnection();
68
69  // Called by |connection_timer_| when connection to the network timed out.
70  void OnConnectionTimeout();
71
72  // Update UI based on current network status.
73  void UpdateStatus();
74
75  // Stops waiting for network to connect.
76  void StopWaitingForConnection(const base::string16& network_id);
77
78  // Starts waiting for network connection. Shows spinner.
79  void WaitForConnection(const base::string16& network_id);
80
81  // True if subscribed to network change notification.
82  bool is_network_subscribed_;
83
84  // ID of the the network that we are waiting for.
85  base::string16 network_id_;
86
87  // True if user pressed continue button so we should proceed with OOBE
88  // as soon as we are connected.
89  bool continue_pressed_;
90
91  // Timer for connection timeout.
92  base::OneShotTimer<NetworkScreen> connection_timer_;
93
94  NetworkScreenActor* actor_;
95  scoped_ptr<login::NetworkStateHelper> network_state_helper_;
96
97  DISALLOW_COPY_AND_ASSIGN(NetworkScreen);
98};
99
100}  // namespace chromeos
101
102#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_NETWORK_SCREEN_H_
103