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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/callback_forward.h" | 11 #include "base/callback_forward.h" |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
14 #include "base/memory/weak_ptr.h" | 14 #include "base/memory/weak_ptr.h" |
15 #include "base/sequenced_task_runner_helpers.h" | 15 #include "base/sequenced_task_runner_helpers.h" |
16 #include "base/time/time.h" | 16 #include "base/time/time.h" |
17 #include "chrome/browser/chromeos/login/help_app_launcher.h" | 17 #include "chrome/browser/chromeos/login/help_app_launcher.h" |
18 #include "chrome/browser/chromeos/login/ui/login_display.h" | 18 #include "chrome/browser/chromeos/login/ui/login_display.h" |
19 #include "chromeos/login/auth/auth_status_consumer.h" | 19 #include "chromeos/login/auth/auth_status_consumer.h" |
20 #include "chromeos/login/auth/user_context.h" | 20 #include "chromeos/login/auth/user_context.h" |
21 #include "components/user_manager/user.h" | 21 #include "components/user_manager/user.h" |
22 #include "mojo/public/cpp/bindings/binding.h" | 22 #include "mojo/public/cpp/bindings/binding.h" |
23 #include "services/device/public/interfaces/fingerprint.mojom.h" | 23 #include "services/device/public/interfaces/fingerprint.mojom.h" |
24 #include "ui/base/accelerators/accelerator.h" | 24 #include "ui/base/accelerators/accelerator.h" |
25 #include "ui/base/ime/chromeos/input_method_manager.h" | 25 #include "ui/base/ime/chromeos/input_method_manager.h" |
26 | 26 |
| 27 namespace content { |
| 28 class WebContents; |
| 29 } |
| 30 |
27 namespace chromeos { | 31 namespace chromeos { |
28 | 32 |
29 class Authenticator; | 33 class Authenticator; |
30 class ExtendedAuthenticator; | 34 class ExtendedAuthenticator; |
31 class AuthFailure; | 35 class AuthFailure; |
32 class ScreenlockIconProvider; | 36 class ScreenlockIconProvider; |
33 class WebUIScreenLocker; | 37 class WebUIScreenLocker; |
34 | 38 |
35 namespace test { | 39 namespace test { |
36 class ScreenLockerTester; | 40 class ScreenLockerTester; |
37 class ScreenLockerViewsTester; | 41 class ScreenLockerViewsTester; |
38 class WebUIScreenLockerTester; | 42 class WebUIScreenLockerTester; |
39 } // namespace test | 43 } // namespace test |
40 | 44 |
41 // ScreenLocker creates a WebUIScreenLocker which will display the lock UI. | 45 // ScreenLocker creates a WebUIScreenLocker which will display the lock UI. |
42 // As well, it takes care of authenticating the user and managing a global | 46 // As well, it takes care of authenticating the user and managing a global |
43 // instance of itself which will be deleted when the system is unlocked. | 47 // instance of itself which will be deleted when the system is unlocked. |
44 class ScreenLocker : public AuthStatusConsumer, | 48 class ScreenLocker : public AuthStatusConsumer, |
45 public device::mojom::FingerprintObserver { | 49 public device::mojom::FingerprintObserver { |
46 public: | 50 public: |
| 51 enum class FingerprintState { |
| 52 kHidden, |
| 53 kDefault, |
| 54 kSignin, |
| 55 kFailed, |
| 56 kRemoved, |
| 57 }; |
| 58 |
| 59 // Delegate used to send internal state changes back to the UI. |
| 60 class Delegate { |
| 61 public: |
| 62 Delegate(); |
| 63 virtual ~Delegate(); |
| 64 |
| 65 // Enable/disable password input. |
| 66 virtual void SetPasswordInputEnabled(bool enabled) = 0; |
| 67 |
| 68 // Show the given error message. |
| 69 virtual void ShowErrorMessage(int error_msg_id, |
| 70 HelpAppLauncher::HelpTopic help_topic_id) = 0; |
| 71 |
| 72 // Close any displayed error messages. |
| 73 virtual void ClearErrors() = 0; |
| 74 |
| 75 // Run any visual effects after authentication is successful. This must call |
| 76 // ScreenLocker::UnlockOnLoginSuccess() after all effects are done. |
| 77 virtual void AnimateAuthenticationSuccess() = 0; |
| 78 |
| 79 // Called when the webui lock screen is ready. This gets invoked by a |
| 80 // chrome.send from the embedded webui. |
| 81 virtual void OnLockWebUIReady() = 0; |
| 82 |
| 83 // Called when webui lock screen wallpaper is loaded and displayed. |
| 84 virtual void OnLockBackgroundDisplayed() = 0; |
| 85 |
| 86 // Called when the webui header bar becomes visible. |
| 87 virtual void OnHeaderBarVisible() = 0; |
| 88 |
| 89 // Called by ScreenLocker to notify that ash lock animation finishes. |
| 90 virtual void OnAshLockAnimationFinished() = 0; |
| 91 |
| 92 // Called when fingerprint state has changed. |
| 93 virtual void SetFingerprintState(const AccountId& account_id, |
| 94 FingerprintState state) = 0; |
| 95 |
| 96 // Returns the web contents used to back the lock screen. |
| 97 // TODO(jdufault): Remove this function when we remove WebUIScreenLocker. |
| 98 virtual content::WebContents* GetWebContents() = 0; |
| 99 |
| 100 private: |
| 101 DISALLOW_COPY_AND_ASSIGN(Delegate); |
| 102 }; |
| 103 |
47 explicit ScreenLocker(const user_manager::UserList& users); | 104 explicit ScreenLocker(const user_manager::UserList& users); |
48 | 105 |
49 // Returns the default instance if it has been created. | 106 // Returns the default instance if it has been created. |
50 static ScreenLocker* default_screen_locker() { | 107 static ScreenLocker* default_screen_locker() { |
51 return screen_locker_; | 108 return screen_locker_; |
52 } | 109 } |
53 | 110 |
54 bool locked() const { return locked_; } | 111 bool locked() const { return locked_; } |
55 | 112 |
56 // Initialize and show the screen locker. | 113 // Initialize and show the screen locker. |
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80 // (Re)enable input field. | 137 // (Re)enable input field. |
81 void EnableInput(); | 138 void EnableInput(); |
82 | 139 |
83 // Disables all UI needed and shows error bubble with |message|. | 140 // Disables all UI needed and shows error bubble with |message|. |
84 // If |sign_out_only| is true then all other input except "Sign Out" | 141 // If |sign_out_only| is true then all other input except "Sign Out" |
85 // button is blocked. | 142 // button is blocked. |
86 void ShowErrorMessage(int error_msg_id, | 143 void ShowErrorMessage(int error_msg_id, |
87 HelpAppLauncher::HelpTopic help_topic_id, | 144 HelpAppLauncher::HelpTopic help_topic_id, |
88 bool sign_out_only); | 145 bool sign_out_only); |
89 | 146 |
90 // Returns the WebUIScreenLocker used to lock the screen. | 147 // Returns the WebUIScreenLocker instance. This should only be used in tests. |
91 WebUIScreenLocker* web_ui() { return web_ui_.get(); } | 148 // When using views-based lock this will be a nullptr. |
| 149 // TODO(jdufault): Remove this function, make tests agnostic to ui impl. |
| 150 WebUIScreenLocker* web_ui_for_testing() { return web_ui_.get(); } |
| 151 |
| 152 // Returns delegate that can be used to talk to the view-layer. |
| 153 Delegate* delegate() { return delegate_; } |
92 | 154 |
93 // Returns the users to authenticate. | 155 // Returns the users to authenticate. |
94 const user_manager::UserList& users() const { return users_; } | 156 const user_manager::UserList& users() const { return users_; } |
95 | 157 |
96 // Allow a AuthStatusConsumer to listen for | 158 // Allow a AuthStatusConsumer to listen for |
97 // the same login events that ScreenLocker does. | 159 // the same login events that ScreenLocker does. |
98 void SetLoginStatusConsumer(chromeos::AuthStatusConsumer* consumer); | 160 void SetLoginStatusConsumer(chromeos::AuthStatusConsumer* consumer); |
99 | 161 |
100 // Initialize or uninitialize the ScreenLocker class. It listens to | 162 // Initialize or uninitialize the ScreenLocker class. It listens to |
101 // NOTIFICATION_SESSION_STARTED so that the screen locker accepts lock | 163 // NOTIFICATION_SESSION_STARTED so that the screen locker accepts lock |
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162 const user_manager::User* FindUnlockUser(const AccountId& account_id); | 224 const user_manager::User* FindUnlockUser(const AccountId& account_id); |
163 | 225 |
164 // Callback to be invoked for ash start lock request. |locked| is true when | 226 // Callback to be invoked for ash start lock request. |locked| is true when |
165 // ash is fully locked and post lock animation finishes. Otherwise, the start | 227 // ash is fully locked and post lock animation finishes. Otherwise, the start |
166 // lock request is failed. | 228 // lock request is failed. |
167 void OnStartLockCallback(bool locked); | 229 void OnStartLockCallback(bool locked); |
168 | 230 |
169 // WebUIScreenLocker instance in use. | 231 // WebUIScreenLocker instance in use. |
170 std::unique_ptr<WebUIScreenLocker> web_ui_; | 232 std::unique_ptr<WebUIScreenLocker> web_ui_; |
171 | 233 |
| 234 // Delegate used to talk to the view. |
| 235 Delegate* delegate_ = nullptr; |
| 236 bool owns_delegate_ = false; |
| 237 |
172 // Users that can unlock the device. | 238 // Users that can unlock the device. |
173 user_manager::UserList users_; | 239 user_manager::UserList users_; |
174 | 240 |
175 // Used to authenticate the user to unlock. | 241 // Used to authenticate the user to unlock. |
176 scoped_refptr<Authenticator> authenticator_; | 242 scoped_refptr<Authenticator> authenticator_; |
177 | 243 |
178 // Used to authenticate the user to unlock supervised users. | 244 // Used to authenticate the user to unlock supervised users. |
179 scoped_refptr<ExtendedAuthenticator> extended_authenticator_; | 245 scoped_refptr<ExtendedAuthenticator> extended_authenticator_; |
180 | 246 |
181 // True if the screen is locked, or false otherwise. This changes | 247 // True if the screen is locked, or false otherwise. This changes |
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215 mojo::Binding<device::mojom::FingerprintObserver> binding_; | 281 mojo::Binding<device::mojom::FingerprintObserver> binding_; |
216 | 282 |
217 base::WeakPtrFactory<ScreenLocker> weak_factory_; | 283 base::WeakPtrFactory<ScreenLocker> weak_factory_; |
218 | 284 |
219 DISALLOW_COPY_AND_ASSIGN(ScreenLocker); | 285 DISALLOW_COPY_AND_ASSIGN(ScreenLocker); |
220 }; | 286 }; |
221 | 287 |
222 } // namespace chromeos | 288 } // namespace chromeos |
223 | 289 |
224 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ | 290 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_SCREEN_LOCKER_H_ |
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