1 // Copyright (c) 2013 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 CHROMEOS_LOGIN_LOGIN_STATE_H_ 6 #define CHROMEOS_LOGIN_LOGIN_STATE_H_ 7 8 #include "base/basictypes.h" 9 #include "base/observer_list.h" 10 #include "chromeos/chromeos_export.h" 11 12 namespace chromeos { 13 14 // Tracks the login state of chrome, accessible to Ash and other chromeos code. 15 class CHROMEOS_EXPORT LoginState { 16 public: 17 enum LoggedInState { 18 LOGGED_IN_OOBE, // Out of box experience not completed 19 LOGGED_IN_NONE, // Not logged in 20 LOGGED_IN_SAFE_MODE, // Not logged in and login not allowed for non-owners 21 LOGGED_IN_ACTIVE // A user has logged in 22 }; 23 24 enum LoggedInUserType { 25 LOGGED_IN_USER_NONE, // User is not logged in 26 LOGGED_IN_USER_REGULAR, // A regular user is logged in 27 LOGGED_IN_USER_OWNER, // The owner of the device is logged in 28 LOGGED_IN_USER_GUEST, // A guest is logged in (i.e. incognito) 29 LOGGED_IN_USER_RETAIL_MODE, // Is in retail mode 30 LOGGED_IN_USER_PUBLIC_ACCOUNT, // A public account is logged in 31 LOGGED_IN_USER_LOCALLY_MANAGED, // A locally managed user is logged in 32 LOGGED_IN_USER_KIOSK_APP // Is in kiosk app mode 33 }; 34 35 class Observer { 36 public: 37 // Called when either the login state or the logged in user type changes. 38 virtual void LoggedInStateChanged() = 0; 39 40 protected: ~Observer()41 virtual ~Observer() {} 42 }; 43 44 // Manage singleton instance. 45 static void Initialize(); 46 static void Shutdown(); 47 static LoginState* Get(); 48 static bool IsInitialized(); 49 50 // Add/remove observers. 51 void AddObserver(Observer* observer); 52 void RemoveObserver(Observer* observer); 53 54 // Set the logged in state and user type. 55 void SetLoggedInState(LoggedInState state, LoggedInUserType type); 56 57 // Get the logged in user type. 58 LoggedInUserType GetLoggedInUserType() const; 59 60 // Returns true if a user is considered to be logged in. 61 bool IsUserLoggedIn() const; 62 63 // Returns true if |logged_in_state_| is safe mode (i.e. the user is not yet 64 // logged in, and only the owner will be allowed to log in). 65 bool IsInSafeMode() const; 66 67 // Returns true if logged in and is a guest, retail, or public user. 68 bool IsGuestUser() const; 69 70 // Returns true if the user is an authenticated user (i.e. non public account) 71 bool IsUserAuthenticated() const; 72 73 // Returns true if the user is authenticated by logging into Google account 74 // (i.e., non public nor locally managed account). 75 bool IsUserGaiaAuthenticated() const; 76 set_always_logged_in(bool always_logged_in)77 void set_always_logged_in(bool always_logged_in) { 78 always_logged_in_ = always_logged_in; 79 } 80 81 private: 82 LoginState(); 83 virtual ~LoginState(); 84 85 void NotifyObservers(); 86 87 LoggedInState logged_in_state_; 88 LoggedInUserType logged_in_user_type_; 89 ObserverList<Observer> observer_list_; 90 91 // If true, it always thinks the current status as logged in. Set to true by 92 // default running on a Linux desktop without flags and test cases. To test 93 // behaviors with a specific login state, call set_always_logged_in(false). 94 bool always_logged_in_; 95 96 DISALLOW_COPY_AND_ASSIGN(LoginState); 97 }; 98 99 } // namespace chromeos 100 101 #endif // CHROMEOS_LOGIN_LOGIN_STATE_H_ 102