diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml index ee33d48768c5b..fcc81da4e5908 100644 --- a/core/res/res/values/config.xml +++ b/core/res/res/values/config.xml @@ -3529,6 +3529,12 @@ false + + false + Remove guest + + Reset guest Guest diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml index 93ce8f3c2a96f..83dbad1677aa7 100644 --- a/packages/SystemUI/res/values/strings.xml +++ b/packages/SystemUI/res/values/strings.xml @@ -1148,12 +1148,18 @@ Remove guest? + + Reset guest? + All apps and data in this session will be deleted. Remove + + Reset + Welcome back, guest! diff --git a/packages/SystemUI/src/com/android/systemui/GuestResumeSessionReceiver.java b/packages/SystemUI/src/com/android/systemui/GuestResumeSessionReceiver.java index 45a0ea19c8dc8..0ae89bc102902 100644 --- a/packages/SystemUI/src/com/android/systemui/GuestResumeSessionReceiver.java +++ b/packages/SystemUI/src/com/android/systemui/GuestResumeSessionReceiver.java @@ -27,15 +27,14 @@ import android.content.IntentFilter; import android.content.pm.UserInfo; import android.os.RemoteException; import android.os.UserHandle; -import android.os.UserManager; import android.provider.Settings; import android.util.Log; -import android.view.WindowManagerGlobal; import com.android.internal.logging.UiEventLogger; import com.android.systemui.broadcast.BroadcastDispatcher; import com.android.systemui.qs.QSUserSwitcherEvent; import com.android.systemui.statusbar.phone.SystemUIDialog; +import com.android.systemui.statusbar.policy.UserSwitcherController; /** * Manages notification when a guest session is resumed. @@ -47,9 +46,12 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { private static final String SETTING_GUEST_HAS_LOGGED_IN = "systemui.guest_has_logged_in"; private Dialog mNewSessionDialog; + private final UserSwitcherController mUserSwitcherController; private final UiEventLogger mUiEventLogger; - public GuestResumeSessionReceiver(UiEventLogger uiEventLogger) { + public GuestResumeSessionReceiver(UserSwitcherController userSwitcherController, + UiEventLogger uiEventLogger) { + mUserSwitcherController = userSwitcherController; mUiEventLogger = uiEventLogger; } @@ -90,7 +92,8 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { int notFirstLogin = Settings.System.getIntForUser( cr, SETTING_GUEST_HAS_LOGGED_IN, 0, userId); if (notFirstLogin != 0) { - mNewSessionDialog = new ResetSessionDialog(context, mUiEventLogger, userId); + mNewSessionDialog = new ResetSessionDialog(context, mUserSwitcherController, + mUiEventLogger, userId); mNewSessionDialog.show(); } else { Settings.System.putIntForUser( @@ -99,54 +102,6 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { } } - /** - * Wipes the guest session. - * - * The guest must be the current user and its id must be {@param userId}. - */ - private static void wipeGuestSession(Context context, int userId) { - UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE); - UserInfo currentUser; - try { - currentUser = ActivityManager.getService().getCurrentUser(); - } catch (RemoteException e) { - Log.e(TAG, "Couldn't wipe session because ActivityManager is dead"); - return; - } - if (currentUser.id != userId) { - Log.w(TAG, "User requesting to start a new session (" + userId + ")" - + " is not current user (" + currentUser.id + ")"); - return; - } - if (!currentUser.isGuest()) { - Log.w(TAG, "User requesting to start a new session (" + userId + ")" - + " is not a guest"); - return; - } - - boolean marked = userManager.markGuestForDeletion(currentUser.id); - if (!marked) { - Log.w(TAG, "Couldn't mark the guest for deletion for user " + userId); - return; - } - UserInfo newGuest = userManager.createGuest(context, currentUser.name); - - try { - if (newGuest == null) { - Log.e(TAG, "Could not create new guest, switching back to system user"); - ActivityManager.getService().switchUser(UserHandle.USER_SYSTEM); - userManager.removeUser(currentUser.id); - WindowManagerGlobal.getWindowManagerService().lockNow(null /* options */); - return; - } - ActivityManager.getService().switchUser(newGuest.id); - userManager.removeUser(currentUser.id); - } catch (RemoteException e) { - Log.e(TAG, "Couldn't wipe session because ActivityManager or WindowManager is dead"); - return; - } - } - private void cancelDialog() { if (mNewSessionDialog != null && mNewSessionDialog.isShowing()) { mNewSessionDialog.cancel(); @@ -160,10 +115,12 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { private static final int BUTTON_WIPE = BUTTON_NEGATIVE; private static final int BUTTON_DONTWIPE = BUTTON_POSITIVE; + private final UserSwitcherController mUserSwitcherController; private final UiEventLogger mUiEventLogger; private final int mUserId; - ResetSessionDialog(Context context, UiEventLogger uiEventLogger, int userId) { + ResetSessionDialog(Context context, UserSwitcherController userSwitcherController, + UiEventLogger uiEventLogger, int userId) { super(context); setTitle(context.getString(R.string.guest_wipe_session_title)); @@ -175,6 +132,7 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { setButton(BUTTON_DONTWIPE, context.getString(R.string.guest_wipe_session_dontwipe), this); + mUserSwitcherController = userSwitcherController; mUiEventLogger = uiEventLogger; mUserId = userId; } @@ -183,7 +141,7 @@ public class GuestResumeSessionReceiver extends BroadcastReceiver { public void onClick(DialogInterface dialog, int which) { if (which == BUTTON_WIPE) { mUiEventLogger.log(QSUserSwitcherEvent.QS_USER_GUEST_WIPE); - wipeGuestSession(getContext(), mUserId); + mUserSwitcherController.removeGuestUser(mUserId, UserHandle.USER_NULL); dismiss(); } else if (which == BUTTON_DONTWIPE) { mUiEventLogger.log(QSUserSwitcherEvent.QS_USER_GUEST_CONTINUE); diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java index 327698392ac73..88e9f69620ed0 100644 --- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java +++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java @@ -119,6 +119,7 @@ import com.android.systemui.statusbar.phone.NotificationPanelViewController; import com.android.systemui.statusbar.phone.StatusBar; import com.android.systemui.statusbar.phone.UnlockedScreenOffAnimationController; import com.android.systemui.statusbar.policy.KeyguardStateController; +import com.android.systemui.statusbar.policy.UserSwitcherController; import com.android.systemui.util.DeviceConfigProxy; import java.io.FileDescriptor; @@ -257,6 +258,9 @@ public class KeyguardViewMediator extends SystemUI implements Dumpable, /** TrustManager for letting it know when we change visibility */ private final TrustManager mTrustManager; + /** UserSwitcherController for creating guest user on boot complete */ + private final UserSwitcherController mUserSwitcherController; + /** * Used to keep the device awake while to ensure the keyguard finishes opening before * we sleep. @@ -805,6 +809,7 @@ public class KeyguardViewMediator extends SystemUI implements Dumpable, KeyguardUpdateMonitor keyguardUpdateMonitor, DumpManager dumpManager, @UiBackground Executor uiBgExecutor, PowerManager powerManager, TrustManager trustManager, + UserSwitcherController userSwitcherController, DeviceConfigProxy deviceConfig, NavigationModeController navigationModeController, KeyguardDisplayManager keyguardDisplayManager, @@ -825,6 +830,7 @@ public class KeyguardViewMediator extends SystemUI implements Dumpable, mUpdateMonitor = keyguardUpdateMonitor; mPM = powerManager; mTrustManager = trustManager; + mUserSwitcherController = userSwitcherController; mKeyguardDisplayManager = keyguardDisplayManager; dumpManager.registerDumpable(getClass().getName(), this); mDeviceConfig = deviceConfig; @@ -2558,6 +2564,11 @@ public class KeyguardViewMediator extends SystemUI implements Dumpable, @Override public void onBootCompleted() { synchronized (this) { + if (mContext.getResources().getBoolean( + com.android.internal.R.bool.config_guestUserAutoCreated)) { + // TODO(b/191067027): Move post-boot guest creation to system_server + mUserSwitcherController.guaranteeGuestPresent(); + } mBootCompleted = true; adjustStatusBarLocked(false, true); if (mBootSendUserPresent) { diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java b/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java index 05d1361c3ab83..8a383b974d77b 100644 --- a/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java +++ b/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java @@ -54,6 +54,7 @@ import com.android.systemui.statusbar.phone.KeyguardLiftController; import com.android.systemui.statusbar.phone.StatusBar; import com.android.systemui.statusbar.phone.UnlockedScreenOffAnimationController; import com.android.systemui.statusbar.policy.KeyguardStateController; +import com.android.systemui.statusbar.policy.UserSwitcherController; import com.android.systemui.util.DeviceConfigProxy; import com.android.systemui.util.sensors.AsyncSensorManager; import com.android.systemui.util.settings.GlobalSettings; @@ -92,6 +93,7 @@ public class KeyguardModule { DumpManager dumpManager, PowerManager powerManager, TrustManager trustManager, + UserSwitcherController userSwitcherController, @UiBackground Executor uiBgExecutor, DeviceConfigProxy deviceConfig, NavigationModeController navigationModeController, @@ -114,6 +116,7 @@ public class KeyguardModule { uiBgExecutor, powerManager, trustManager, + userSwitcherController, deviceConfig, navigationModeController, keyguardDisplayManager, diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java index 5c440173e547b..1ebb9ddc02624 100644 --- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java +++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java @@ -21,6 +21,7 @@ import static android.os.UserManager.SWITCHABILITY_STATUS_OK; import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; import static com.android.systemui.DejankUtils.whitelistIpcs; +import android.annotation.UserIdInt; import android.app.ActivityManager; import android.app.Dialog; import android.app.IActivityTaskManager; @@ -48,6 +49,7 @@ import android.util.SparseArray; import android.util.SparseBooleanArray; import android.view.View; import android.view.ViewGroup; +import android.view.WindowManagerGlobal; import android.widget.BaseAdapter; import com.android.internal.annotations.VisibleForTesting; @@ -63,6 +65,7 @@ import com.android.systemui.SystemUISecondaryUserService; import com.android.systemui.broadcast.BroadcastDispatcher; import com.android.systemui.dagger.SysUISingleton; import com.android.systemui.dagger.qualifiers.Main; +import com.android.systemui.dagger.qualifiers.UiBackground; import com.android.systemui.plugins.ActivityStarter; import com.android.systemui.plugins.qs.DetailAdapter; import com.android.systemui.qs.QSUserSwitcherEvent; @@ -76,6 +79,8 @@ import java.io.PrintWriter; import java.lang.ref.WeakReference; import java.util.ArrayList; import java.util.List; +import java.util.concurrent.Executor; +import java.util.concurrent.atomic.AtomicBoolean; import javax.inject.Inject; import javax.inject.Provider; @@ -123,23 +128,35 @@ public class UserSwitcherController implements Dumpable { private SparseBooleanArray mForcePictureLoadForUserId = new SparseBooleanArray(2); private final UiEventLogger mUiEventLogger; public final DetailAdapter mUserDetailAdapter; + private final Executor mUiBgExecutor; + private final boolean mGuestUserAutoCreated; + private final AtomicBoolean mGuestCreationScheduled; @Inject - public UserSwitcherController(Context context, KeyguardStateController keyguardStateController, - @Main Handler handler, ActivityStarter activityStarter, - BroadcastDispatcher broadcastDispatcher, UiEventLogger uiEventLogger, + public UserSwitcherController(Context context, + KeyguardStateController keyguardStateController, + @Main Handler handler, + ActivityStarter activityStarter, + BroadcastDispatcher broadcastDispatcher, + UiEventLogger uiEventLogger, TelephonyListenerManager telephonyListenerManager, - IActivityTaskManager activityTaskManager, UserDetailAdapter userDetailAdapter) { + IActivityTaskManager activityTaskManager, + UserDetailAdapter userDetailAdapter, + @UiBackground Executor uiBgExecutor) { mContext = context; mBroadcastDispatcher = broadcastDispatcher; mTelephonyListenerManager = telephonyListenerManager; mActivityTaskManager = activityTaskManager; mUiEventLogger = uiEventLogger; - mGuestResumeSessionReceiver = new GuestResumeSessionReceiver(mUiEventLogger); + mGuestResumeSessionReceiver = new GuestResumeSessionReceiver(this, mUiEventLogger); mUserDetailAdapter = userDetailAdapter; + mUiBgExecutor = uiBgExecutor; if (!UserManager.isGuestUserEphemeral()) { mGuestResumeSessionReceiver.register(mBroadcastDispatcher); } + mGuestUserAutoCreated = mContext.getResources().getBoolean( + com.android.internal.R.bool.config_guestUserAutoCreated); + mGuestCreationScheduled = new AtomicBoolean(); mKeyguardStateController = keyguardStateController; mHandler = handler; mActivityStarter = activityStarter; @@ -379,21 +396,13 @@ public class UserSwitcherController implements Dumpable { int id; if (record.isGuest && record.info == null) { // No guest user. Create one. - UserInfo guest; - try { - guest = mUserManager.createGuest(mContext, - mContext.getString(com.android.settingslib.R.string.guest_nickname)); - } catch (UserManager.UserOperationException e) { - Log.e(TAG, "Couldn't create guest user", e); - return; - } - if (guest == null) { - // Couldn't create guest, most likely because there already exists one, we just - // haven't reloaded the user list yet. + int guestId = createGuest(); + if (guestId == UserHandle.USER_NULL) { + // This may happen if we haven't reloaded the user list yet. return; } mUiEventLogger.log(QSUserSwitcherEvent.QS_USER_GUEST_ADD); - id = guest.id; + id = guestId; } else if (record.isAddUser) { showAddUserDialog(); return; @@ -457,11 +466,6 @@ public class UserSwitcherController implements Dumpable { mAddUserDialog.show(); } - protected void exitGuest(int id, int targetId) { - switchToUserId(targetId); - mUserManager.removeUser(id); - } - private void listenForCallState() { mTelephonyListenerManager.addCallStateListener(mPhoneStateListener); } @@ -576,6 +580,7 @@ public class UserSwitcherController implements Dumpable { pw.print(" "); pw.println(u.toString()); } pw.println("mSimpleUserSwitcher=" + mSimpleUserSwitcher); + pw.println("mGuestUserAutoCreated=" + mGuestUserAutoCreated); } /** Returns the name of the current user of the phone. */ @@ -602,6 +607,126 @@ public class UserSwitcherController implements Dumpable { return mUsers; } + /** + * Removes guest user and switches to target user. The guest must be the current user and its id + * must be {@code guestUserId}. + * + *

If {@code targetUserId} is {@link UserHandle.USER_NULL}, then create a new guest user in + * the foreground, and immediately switch to it. This is used for wiping the current guest and + * replacing it with a new one. + * + *

If {@code targetUserId} is specified, then remove the guest in the background while + * switching to {@code targetUserId}. + * + *

If device is configured with {@link + * com.android.internal.R.bool.config_guestUserAutoCreated}, then after guest user is removed, a + * new one is created in the background. This has no effect if {@code targetUserId} is {@link + * UserHandle.USER_NULL}. + * + * @param guestUserId id of the guest user to remove + * @param targetUserId id of the user to switch to after guest is removed. If {@link + * UserHandle.USER_NULL}, then switch immediately to the newly created guest user. + */ + public void removeGuestUser(@UserIdInt int guestUserId, @UserIdInt int targetUserId) { + UserInfo currentUser; + try { + currentUser = ActivityManager.getService().getCurrentUser(); + } catch (RemoteException e) { + Log.e(TAG, "Couldn't remove guest because ActivityManager is dead"); + return; + } + if (currentUser.id != guestUserId) { + Log.w(TAG, "User requesting to start a new session (" + guestUserId + ")" + + " is not current user (" + currentUser.id + ")"); + return; + } + if (!currentUser.isGuest()) { + Log.w(TAG, "User requesting to start a new session (" + guestUserId + ")" + + " is not a guest"); + return; + } + + boolean marked = mUserManager.markGuestForDeletion(currentUser.id); + if (!marked) { + Log.w(TAG, "Couldn't mark the guest for deletion for user " + guestUserId); + return; + } + + try { + if (targetUserId == UserHandle.USER_NULL) { + // Create a new guest in the foreground, and then immediately switch to it + int newGuestId = createGuest(); + if (newGuestId == UserHandle.USER_NULL) { + Log.e(TAG, "Could not create new guest, switching back to system user"); + switchToUserId(UserHandle.USER_SYSTEM); + mUserManager.removeUser(currentUser.id); + WindowManagerGlobal.getWindowManagerService().lockNow(/* options= */ null); + return; + } + switchToUserId(newGuestId); + mUserManager.removeUser(currentUser.id); + } else { + if (mGuestUserAutoCreated) { + // TODO(b/191067027): Move guest recreation to system_server + scheduleGuestCreation(); + } + switchToUserId(targetUserId); + } + } catch (RemoteException e) { + Log.e(TAG, "Couldn't remove guest because ActivityManager or WindowManager is dead"); + return; + } + } + + private void scheduleGuestCreation() { + if (!mGuestCreationScheduled.compareAndSet(false, true)) { + return; + } + + mUiBgExecutor.execute(() -> { + int newGuestId = createGuest(); + if (newGuestId == UserHandle.USER_NULL) { + Log.w(TAG, "Could not create new guest while exiting existing guest"); + } + mGuestCreationScheduled.set(false); + }); + + } + + /** + * If there is no guest on the device, schedule creation of a new guest user in the background. + */ + public void guaranteeGuestPresent() { + if (mUserManager.findCurrentGuestUser() == null) { + scheduleGuestCreation(); + } + } + + /** + * Creates a guest user and return its multi-user user ID. + * + * This method does not check if a guest already exists before it makes a call to + * {@link UserManager} to create a new one. + * + * @return The multi-user user ID of the newly created guest user, or + * {@link UserHandle.USER_NULL} if the guest couldn't be created. + */ + public @UserIdInt int createGuest() { + UserInfo guest; + try { + guest = mUserManager.createGuest(mContext, + mContext.getString(com.android.settingslib.R.string.guest_nickname)); + } catch (UserManager.UserOperationException e) { + Log.e(TAG, "Couldn't create guest user", e); + return UserHandle.USER_NULL; + } + if (guest == null) { + Log.e(TAG, "Couldn't create guest, most likely because there already exists one"); + return UserHandle.USER_NULL; + } + return guest.id; + } + public static abstract class BaseUserAdapter extends BaseAdapter { final UserSwitcherController mController; @@ -662,10 +787,15 @@ public class UserSwitcherController implements Dumpable { public String getName(Context context, UserRecord item) { if (item.isGuest) { if (item.isCurrent) { - return context.getString(com.android.settingslib.R.string.guest_exit_guest); + return context.getString(mController.mGuestUserAutoCreated + ? com.android.settingslib.R.string.guest_reset_guest + : com.android.settingslib.R.string.guest_exit_guest); } else { + // If config_guestUserAutoCreated, always show guest nickname instead of "Add + // guest" to make it seem as though the device always has a guest ready for use return context.getString( - item.info == null ? com.android.settingslib.R.string.guest_new_guest + item.info == null && !mController.mGuestUserAutoCreated + ? com.android.settingslib.R.string.guest_new_guest : com.android.settingslib.R.string.guest_nickname); } } else if (item.isAddUser) { @@ -882,12 +1012,15 @@ public class UserSwitcherController implements Dumpable { public ExitGuestDialog(Context context, int guestId, int targetId) { super(context); - setTitle(R.string.guest_exit_guest_dialog_title); + setTitle(mGuestUserAutoCreated ? R.string.guest_reset_guest_dialog_title + : R.string.guest_exit_guest_dialog_title); setMessage(context.getString(R.string.guest_exit_guest_dialog_message)); setButton(DialogInterface.BUTTON_NEGATIVE, context.getString(android.R.string.cancel), this); setButton(DialogInterface.BUTTON_POSITIVE, - context.getString(R.string.guest_exit_guest_dialog_remove), this); + context.getString( + mGuestUserAutoCreated ? R.string.guest_reset_guest_dialog_remove + : R.string.guest_exit_guest_dialog_remove), this); SystemUIDialog.setWindowOnTop(this); setCanceledOnTouchOutside(false); mGuestId = guestId; @@ -901,7 +1034,7 @@ public class UserSwitcherController implements Dumpable { } else { mUiEventLogger.log(QSUserSwitcherEvent.QS_USER_GUEST_REMOVE); dismiss(); - exitGuest(mGuestId, mTargetId); + removeGuestUser(mGuestId, mTargetId); } } } diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java index d9b56a49f12a8..1dacc6245d841 100644 --- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java +++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java @@ -52,6 +52,7 @@ import com.android.systemui.statusbar.phone.DozeParameters; import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager; import com.android.systemui.statusbar.phone.UnlockedScreenOffAnimationController; import com.android.systemui.statusbar.policy.KeyguardStateController; +import com.android.systemui.statusbar.policy.UserSwitcherController; import com.android.systemui.util.DeviceConfigProxy; import com.android.systemui.util.DeviceConfigProxyFake; import com.android.systemui.util.concurrency.FakeExecutor; @@ -78,6 +79,7 @@ public class KeyguardViewMediatorTest extends SysuiTestCase { private @Mock DumpManager mDumpManager; private @Mock PowerManager mPowerManager; private @Mock TrustManager mTrustManager; + private @Mock UserSwitcherController mUserSwitcherController; private @Mock NavigationModeController mNavigationModeController; private @Mock KeyguardDisplayManager mKeyguardDisplayManager; private @Mock DozeParameters mDozeParameters; @@ -100,13 +102,27 @@ public class KeyguardViewMediatorTest extends SysuiTestCase { when(mPowerManager.newWakeLock(anyInt(), any())).thenReturn(mock(WakeLock.class)); mViewMediator = new KeyguardViewMediator( - mContext, mFalsingCollector, mLockPatternUtils, mBroadcastDispatcher, + mContext, + mFalsingCollector, + mLockPatternUtils, + mBroadcastDispatcher, () -> mStatusBarKeyguardViewManager, - mDismissCallbackRegistry, mUpdateMonitor, mDumpManager, mUiBgExecutor, - mPowerManager, mTrustManager, mDeviceConfig, mNavigationModeController, - mKeyguardDisplayManager, mDozeParameters, mStatusBarStateController, - mKeyguardStateController, () -> mKeyguardUnlockAnimationController, - mUnlockedScreenOffAnimationController, () -> mNotificationShadeDepthController); + mDismissCallbackRegistry, + mUpdateMonitor, + mDumpManager, + mUiBgExecutor, + mPowerManager, + mTrustManager, + mUserSwitcherController, + mDeviceConfig, + mNavigationModeController, + mKeyguardDisplayManager, + mDozeParameters, + mStatusBarStateController, + mKeyguardStateController, + () -> mKeyguardUnlockAnimationController, + mUnlockedScreenOffAnimationController, + () -> mNotificationShadeDepthController); mViewMediator.start(); }