1// Copyright 2014 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_UI_WEBUI_LOGIN_DISPLAY_H_
6#define CHROME_BROWSER_CHROMEOS_LOGIN_UI_WEBUI_LOGIN_DISPLAY_H_
7
8#include <string>
9#include <vector>
10
11#include "base/compiler_specific.h"
12#include "chrome/browser/chromeos/login/screens/gaia_screen.h"
13#include "chrome/browser/chromeos/login/screens/user_selection_screen.h"
14#include "chrome/browser/chromeos/login/signin_specifics.h"
15#include "chrome/browser/chromeos/login/ui/login_display.h"
16#include "chrome/browser/ui/webui/chromeos/login/native_window_delegate.h"
17#include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
18#include "components/user_manager/user.h"
19#include "ui/views/widget/widget.h"
20#include "ui/wm/core/user_activity_observer.h"
21
22namespace chromeos {
23// WebUI-based login UI implementation.
24class WebUILoginDisplay : public LoginDisplay,
25                          public NativeWindowDelegate,
26                          public SigninScreenHandlerDelegate,
27                          public wm::UserActivityObserver {
28 public:
29  explicit WebUILoginDisplay(LoginDisplay::Delegate* delegate);
30  virtual ~WebUILoginDisplay();
31
32  // LoginDisplay implementation:
33  virtual void ClearAndEnablePassword() OVERRIDE;
34  virtual void Init(const user_manager::UserList& users,
35                    bool show_guest,
36                    bool show_users,
37                    bool show_new_user) OVERRIDE;
38  virtual void OnPreferencesChanged() OVERRIDE;
39  virtual void OnBeforeUserRemoved(const std::string& username) OVERRIDE;
40  virtual void OnUserImageChanged(const user_manager::User& user) OVERRIDE;
41  virtual void OnUserRemoved(const std::string& username) OVERRIDE;
42  virtual void SetUIEnabled(bool is_enabled) OVERRIDE;
43  virtual void ShowError(int error_msg_id,
44                         int login_attempts,
45                         HelpAppLauncher::HelpTopic help_topic_id) OVERRIDE;
46  virtual void ShowErrorScreen(LoginDisplay::SigninError error_id) OVERRIDE;
47  virtual void ShowGaiaPasswordChanged(const std::string& username) OVERRIDE;
48  virtual void ShowPasswordChangedDialog(bool show_password_error) OVERRIDE;
49  virtual void ShowSigninUI(const std::string& email) OVERRIDE;
50
51  // NativeWindowDelegate implementation:
52  virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
53
54  // SigninScreenHandlerDelegate implementation:
55  virtual void CancelPasswordChangedFlow() OVERRIDE;
56  virtual void ResyncUserData() OVERRIDE;
57  virtual void MigrateUserData(const std::string& old_password) OVERRIDE;
58
59  virtual void Login(const UserContext& user_context,
60                     const SigninSpecifics& specifics) OVERRIDE;
61  virtual bool IsSigninInProgress() const OVERRIDE;
62  virtual void Signout() OVERRIDE;
63  virtual void CreateAccount() OVERRIDE;
64  virtual void CompleteLogin(const UserContext& user_context) OVERRIDE;
65
66  virtual void OnSigninScreenReady() OVERRIDE;
67  virtual void CancelUserAdding() OVERRIDE;
68  virtual void LoadWallpaper(const std::string& username) OVERRIDE;
69  virtual void LoadSigninWallpaper() OVERRIDE;
70  virtual void RemoveUser(const std::string& username) OVERRIDE;
71  virtual void ShowEnterpriseEnrollmentScreen() OVERRIDE;
72  virtual void ShowKioskEnableScreen() OVERRIDE;
73  virtual void ShowKioskAutolaunchScreen() OVERRIDE;
74  virtual void ShowWrongHWIDScreen() OVERRIDE;
75  virtual void SetWebUIHandler(
76      LoginDisplayWebUIHandler* webui_handler) OVERRIDE;
77  virtual void ShowSigninScreenForCreds(const std::string& username,
78                                        const std::string& password);
79  virtual const user_manager::UserList& GetUsers() const OVERRIDE;
80  virtual bool IsShowGuest() const OVERRIDE;
81  virtual bool IsShowUsers() const OVERRIDE;
82  virtual bool IsUserSigninCompleted() const OVERRIDE;
83  virtual void SetDisplayEmail(const std::string& email) OVERRIDE;
84  virtual void HandleGetUsers() OVERRIDE;
85  virtual void SetAuthType(
86      const std::string& username,
87      ScreenlockBridge::LockHandler::AuthType auth_type) OVERRIDE;
88  virtual ScreenlockBridge::LockHandler::AuthType GetAuthType(
89      const std::string& username) const OVERRIDE;
90
91  // wm::UserActivityDetector implementation:
92  virtual void OnUserActivity(const ui::Event* event) OVERRIDE;
93
94 private:
95
96  // Whether to show guest login.
97  bool show_guest_;
98
99  // Weather to show the user pods or a GAIA sign in.
100  // Public sessions are always shown.
101  bool show_users_;
102
103  // Whether to show add new user.
104  bool show_new_user_;
105
106  // Reference to the WebUI handling layer for the login screen
107  LoginDisplayWebUIHandler* webui_handler_;
108
109  scoped_ptr<GaiaScreen> gaia_screen_;
110  scoped_ptr<UserSelectionScreen> user_selection_screen_;
111
112  DISALLOW_COPY_AND_ASSIGN(WebUILoginDisplay);
113};
114
115}  // namespace chromeos
116
117#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_UI_WEBUI_LOGIN_DISPLAY_H_
118