error_screen_actor.h revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d 
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_CHROMEOS_LOGIN_SCREENS_ERROR_SCREEN_ACTOR_H_
6#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ERROR_SCREEN_ACTOR_H_
7
8#include "chrome/browser/chromeos/cros/network_constants.h"
9#include "chrome/browser/chromeos/login/screens/error_screen.h"
10#include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
11
12namespace base {
13class DictionaryValue;
14}
15
16namespace chromeos {
17
18class ErrorScreenActor {
19 public:
20  // Possible error reasons.
21  static const char kErrorReasonProxyAuthCancelled[];
22  static const char kErrorReasonProxyAuthSupplied[];
23  static const char kErrorReasonProxyConnectionFailed[];
24  static const char kErrorReasonProxyConfigChanged[];
25  static const char kErrorReasonLoadingTimeout[];
26  static const char kErrorReasonPortalDetected[];
27  // Reason for a case when network manager notifies about network
28  // change.
29  static const char kErrorReasonNetworkChanged[];
30  // Reason for a case when JS side requires error screen update.
31  static const char kErrorReasonUpdate[];
32
33  ErrorScreenActor();
34  virtual ~ErrorScreenActor();
35
36  ErrorScreen::UIState ui_state() const { return ui_state_; }
37  ErrorScreen::ErrorState error_state() const { return error_state_; }
38
39  // Returns id of the screen behind error screen ("caller" screen).
40  // Returns OobeUI::SCREEN_UNKNOWN if error screen isn't the current
41  // screen.
42  OobeUI::Screen parent_screen() const { return parent_screen_; }
43
44  // Shows the screen.
45  virtual void Show(OobeDisplay::Screen parent_screen,
46                    base::DictionaryValue* params) = 0;
47
48  // Hides the screen.
49  virtual void Hide() = 0;
50
51  // Initializes captive portal dialog and shows that if needed.
52  virtual void FixCaptivePortal() = 0;
53
54  // Shows captive portal dialog.
55  virtual void ShowCaptivePortal() = 0;
56
57  // Hides captive portal dialog.
58  virtual void HideCaptivePortal() = 0;
59
60  virtual void SetUIState(ErrorScreen::UIState ui_state) = 0;
61  virtual void SetErrorState(ErrorScreen::ErrorState error_state,
62                             const std::string& network) = 0;
63
64  virtual void AllowGuestSignin(bool allowed) = 0;
65  virtual void AllowOfflineLogin(bool allowed) = 0;
66
67 protected:
68  ErrorScreen::UIState ui_state_;
69  ErrorScreen::ErrorState error_state_;
70  OobeUI::Screen parent_screen_;
71};
72
73}  // namespace chromeos
74
75#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ERROR_SCREEN_ACTOR_H_
76