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.
5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_UI_LOGIN_DISPLAY_H_
6 #define CHROME_BROWSER_CHROMEOS_LOGIN_UI_LOGIN_DISPLAY_H_
11 #include "base/callback.h"
12 #include "base/strings/string16.h"
13 #include "chrome/browser/chromeos/login/help_app_launcher.h"
14 #include "chrome/browser/chromeos/login/signin_specifics.h"
15 #include "components/user_manager/remove_user_delegate.h"
16 #include "components/user_manager/user.h"
17 #include "components/user_manager/user_manager.h"
18 #include "ui/gfx/image/image.h"
19 #include "ui/gfx/native_widget_types.h"
20 #include "ui/gfx/rect.h"
26 // TODO(nkostylev): Extract interface, create a BaseLoginDisplay class.
27 // An abstract class that defines login UI implementation.
28 class LoginDisplay : public user_manager::RemoveUserDelegate {
30 // Sign in error IDs that require detailed error screen and not just
31 // a simple error bubble.
33 // Shown in case of critical TPM error.
39 // Cancels current password changed flow.
40 virtual void CancelPasswordChangedFlow() = 0;
42 // Ignore password change, remove existing cryptohome and
43 // force full sync of user data.
44 virtual void ResyncUserData() = 0;
46 // Decrypt cryptohome using user provided |old_password|
47 // and migrate to new password.
48 virtual void MigrateUserData(const std::string& old_password) = 0;
50 // Sign in using |username| and |password| specified.
51 // Used for known users only.
52 virtual void Login(const UserContext& user_context,
53 const SigninSpecifics& specifics) = 0;
55 // Returns true if sign in is in progress.
56 virtual bool IsSigninInProgress() const = 0;
58 // Sign out the currently signed in user.
59 // Used when the lock screen is being displayed.
60 virtual void Signout() = 0;
62 // Create new Google account.
63 virtual void CreateAccount() = 0;
65 // Complete sign process with specified |user_context|.
66 // Used for new users authenticated through an extension.
67 virtual void CompleteLogin(const UserContext& user_context) = 0;
69 // Notify the delegate when the sign-in UI is finished loading.
70 virtual void OnSigninScreenReady() = 0;
72 // Called when the user requests enterprise enrollment.
73 virtual void OnStartEnterpriseEnrollment() = 0;
75 // Called when the user requests kiosk enable screen.
76 virtual void OnStartKioskEnableScreen() = 0;
78 // Called when the owner permission for kiosk app auto launch is requested.
79 virtual void OnStartKioskAutolaunchScreen() = 0;
81 // Shows wrong HWID screen.
82 virtual void ShowWrongHWIDScreen() = 0;
84 // Sets the displayed email for the next login attempt with |CompleteLogin|.
85 // If it succeeds, user's displayed email value will be updated to |email|.
86 virtual void SetDisplayEmail(const std::string& email) = 0;
88 // Returns name of the currently connected network, for error message,
89 virtual base::string16 GetConnectedNetworkName() = 0;
91 // Restarts the public-session auto-login timer if it is running.
92 virtual void ResetPublicSessionAutoLoginTimer() = 0;
98 // |background_bounds| determines the bounds of login UI background.
99 LoginDisplay(Delegate* delegate, const gfx::Rect& background_bounds);
100 virtual ~LoginDisplay();
102 // Clears and enables fields on user pod or GAIA frame.
103 virtual void ClearAndEnablePassword() = 0;
105 // Initializes login UI with the user pods based on list of known users and
106 // guest, new user pods if those are enabled.
107 virtual void Init(const user_manager::UserList& users,
110 bool show_new_user) = 0;
112 // Notifies the login UI that the preferences defining how to visualize it to
113 // the user have changed and it needs to refresh.
114 virtual void OnPreferencesChanged() = 0;
116 // Called when user image has been changed.
117 // |user| contains updated user.
118 virtual void OnUserImageChanged(const user_manager::User& user) = 0;
120 // Changes enabled state of the UI.
121 virtual void SetUIEnabled(bool is_enabled) = 0;
123 // Displays simple error bubble with |error_msg_id| specified.
124 // |login_attempts| shows number of login attempts made by current user.
125 // |help_topic_id| is additional help topic that is presented as link.
126 virtual void ShowError(int error_msg_id,
128 HelpAppLauncher::HelpTopic help_topic_id) = 0;
130 // Displays detailed error screen for error with ID |error_id|.
131 virtual void ShowErrorScreen(LoginDisplay::SigninError error_id) = 0;
133 // Proceed with Gaia flow because password has changed.
134 virtual void ShowGaiaPasswordChanged(const std::string& username) = 0;
136 // Show password changed dialog. If |show_password_error| is not null
137 // user already tried to enter old password but it turned out to be incorrect.
138 virtual void ShowPasswordChangedDialog(bool show_password_error) = 0;
140 // Shows signin UI with specified email.
141 virtual void ShowSigninUI(const std::string& email) = 0;
143 gfx::Rect background_bounds() const { return background_bounds_; }
144 void set_background_bounds(const gfx::Rect& background_bounds) {
145 background_bounds_ = background_bounds;
148 Delegate* delegate() { return delegate_; }
149 void set_delegate(Delegate* delegate) { delegate_ = delegate; }
151 gfx::NativeWindow parent_window() const { return parent_window_; }
152 void set_parent_window(gfx::NativeWindow window) { parent_window_ = window; }
154 bool is_signin_completed() const { return is_signin_completed_; }
155 void set_signin_completed(bool value) { is_signin_completed_ = value; }
157 int width() const { return background_bounds_.width(); }
160 // Login UI delegate (controller).
163 // Parent window, might be used to create dialog windows.
164 gfx::NativeWindow parent_window_;
166 // Bounds of the login UI background.
167 gfx::Rect background_bounds_;
169 // True if signin for user has completed.
170 // TODO(nkostylev): Find a better place to store this state
171 // in redesigned login stack.
172 // Login stack (and this object) will be recreated for next user sign in.
173 bool is_signin_completed_;
175 DISALLOW_COPY_AND_ASSIGN(LoginDisplay);
178 } // namespace chromeos
180 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_UI_LOGIN_DISPLAY_H_