1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.systemui.keyguard; 18 19 import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT; 20 import static android.view.Display.INVALID_DISPLAY; 21 22 import static com.android.internal.telephony.IccCardConstants.State.ABSENT; 23 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_USER_REQUEST; 24 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW; 25 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_LOCKOUT; 26 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_TIMEOUT; 27 28 import android.app.Activity; 29 import android.app.ActivityManager; 30 import android.app.AlarmManager; 31 import android.app.PendingIntent; 32 import android.app.StatusBarManager; 33 import android.app.trust.TrustManager; 34 import android.content.BroadcastReceiver; 35 import android.content.ContentResolver; 36 import android.content.Context; 37 import android.content.Intent; 38 import android.content.IntentFilter; 39 import android.content.pm.UserInfo; 40 import android.media.AudioManager; 41 import android.media.SoundPool; 42 import android.os.Bundle; 43 import android.os.DeadObjectException; 44 import android.os.Handler; 45 import android.os.Looper; 46 import android.os.Message; 47 import android.os.PowerManager; 48 import android.os.RemoteException; 49 import android.os.SystemClock; 50 import android.os.SystemProperties; 51 import android.os.Trace; 52 import android.os.UserHandle; 53 import android.os.UserManager; 54 import android.provider.Settings; 55 import android.provider.Settings.System; 56 import android.telephony.SubscriptionManager; 57 import android.telephony.TelephonyManager; 58 import android.util.EventLog; 59 import android.util.Log; 60 import android.util.Slog; 61 import android.view.ViewGroup; 62 import android.view.WindowManagerPolicy; 63 import android.view.animation.Animation; 64 import android.view.animation.AnimationUtils; 65 66 import com.android.internal.logging.MetricsLogger; 67 import com.android.internal.logging.nano.MetricsProto; 68 import com.android.internal.policy.IKeyguardDismissCallback; 69 import com.android.internal.policy.IKeyguardDrawnCallback; 70 import com.android.internal.policy.IKeyguardExitCallback; 71 import com.android.internal.policy.IKeyguardStateCallback; 72 import com.android.internal.telephony.IccCardConstants; 73 import com.android.internal.widget.LockPatternUtils; 74 import com.android.keyguard.KeyguardConstants; 75 import com.android.keyguard.KeyguardDisplayManager; 76 import com.android.keyguard.KeyguardSecurityView; 77 import com.android.keyguard.KeyguardUpdateMonitor; 78 import com.android.keyguard.KeyguardUpdateMonitorCallback; 79 import com.android.keyguard.LatencyTracker; 80 import com.android.keyguard.ViewMediatorCallback; 81 import com.android.systemui.Dependency; 82 import com.android.systemui.SystemUI; 83 import com.android.systemui.SystemUIFactory; 84 import com.android.systemui.UiOffloadThread; 85 import com.android.systemui.classifier.FalsingManager; 86 import com.android.systemui.recents.Recents; 87 import com.android.systemui.recents.misc.SystemServicesProxy; 88 import com.android.systemui.statusbar.phone.FingerprintUnlockController; 89 import com.android.systemui.statusbar.phone.StatusBar; 90 import com.android.systemui.statusbar.phone.ScrimController; 91 import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager; 92 import com.android.systemui.statusbar.phone.StatusBarWindowManager; 93 94 import java.io.FileDescriptor; 95 import java.io.PrintWriter; 96 import java.util.ArrayList; 97 98 /** 99 * Mediates requests related to the keyguard. This includes queries about the 100 * state of the keyguard, power management events that effect whether the keyguard 101 * should be shown or reset, callbacks to the phone window manager to notify 102 * it of when the keyguard is showing, and events from the keyguard view itself 103 * stating that the keyguard was succesfully unlocked. 104 * 105 * Note that the keyguard view is shown when the screen is off (as appropriate) 106 * so that once the screen comes on, it will be ready immediately. 107 * 108 * Example queries about the keyguard: 109 * - is {movement, key} one that should wake the keygaurd? 110 * - is the keyguard showing? 111 * - are input events restricted due to the state of the keyguard? 112 * 113 * Callbacks to the phone window manager: 114 * - the keyguard is showing 115 * 116 * Example external events that translate to keyguard view changes: 117 * - screen turned off -> reset the keyguard, and show it so it will be ready 118 * next time the screen turns on 119 * - keyboard is slid open -> if the keyguard is not secure, hide it 120 * 121 * Events from the keyguard view: 122 * - user succesfully unlocked keyguard -> hide keyguard view, and no longer 123 * restrict input events. 124 * 125 * Note: in addition to normal power managment events that effect the state of 126 * whether the keyguard should be showing, external apps and services may request 127 * that the keyguard be disabled via {@link #setKeyguardEnabled(boolean)}. When 128 * false, this will override all other conditions for turning on the keyguard. 129 * 130 * Threading and synchronization: 131 * This class is created by the initialization routine of the {@link android.view.WindowManagerPolicy}, 132 * and runs on its thread. The keyguard UI is created from that thread in the 133 * constructor of this class. The apis may be called from other threads, including the 134 * {@link com.android.server.input.InputManagerService}'s and {@link android.view.WindowManager}'s. 135 * Therefore, methods on this class are synchronized, and any action that is pointed 136 * directly to the keyguard UI is posted to a {@link android.os.Handler} to ensure it is taken on the UI 137 * thread of the keyguard. 138 */ 139 public class KeyguardViewMediator extends SystemUI { 140 private static final int KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT = 30000; 141 private static final long KEYGUARD_DONE_PENDING_TIMEOUT_MS = 3000; 142 143 private static final boolean DEBUG = KeyguardConstants.DEBUG; 144 private static final boolean DEBUG_SIM_STATES = KeyguardConstants.DEBUG_SIM_STATES; 145 146 private final static String TAG = "KeyguardViewMediator"; 147 148 private static final String DELAYED_KEYGUARD_ACTION = 149 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_KEYGUARD"; 150 private static final String DELAYED_LOCK_PROFILE_ACTION = 151 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_LOCK"; 152 153 // used for handler messages 154 private static final int SHOW = 1; 155 private static final int HIDE = 2; 156 private static final int RESET = 3; 157 private static final int VERIFY_UNLOCK = 4; 158 private static final int NOTIFY_FINISHED_GOING_TO_SLEEP = 5; 159 private static final int NOTIFY_SCREEN_TURNING_ON = 6; 160 private static final int KEYGUARD_DONE = 7; 161 private static final int KEYGUARD_DONE_DRAWING = 8; 162 private static final int SET_OCCLUDED = 9; 163 private static final int KEYGUARD_TIMEOUT = 10; 164 private static final int DISMISS = 11; 165 private static final int START_KEYGUARD_EXIT_ANIM = 12; 166 private static final int KEYGUARD_DONE_PENDING_TIMEOUT = 13; 167 private static final int NOTIFY_STARTED_WAKING_UP = 14; 168 private static final int NOTIFY_SCREEN_TURNED_ON = 15; 169 private static final int NOTIFY_SCREEN_TURNED_OFF = 16; 170 private static final int NOTIFY_STARTED_GOING_TO_SLEEP = 17; 171 private static final int SET_SWITCHING_USER = 18; 172 173 /** 174 * The default amount of time we stay awake (used for all key input) 175 */ 176 public static final int AWAKE_INTERVAL_DEFAULT_MS = 10000; 177 178 /** 179 * How long to wait after the screen turns off due to timeout before 180 * turning on the keyguard (i.e, the user has this much time to turn 181 * the screen back on without having to face the keyguard). 182 */ 183 private static final int KEYGUARD_LOCK_AFTER_DELAY_DEFAULT = 5000; 184 185 /** 186 * How long we'll wait for the {@link ViewMediatorCallback#keyguardDoneDrawing()} 187 * callback before unblocking a call to {@link #setKeyguardEnabled(boolean)} 188 * that is reenabling the keyguard. 189 */ 190 private static final int KEYGUARD_DONE_DRAWING_TIMEOUT_MS = 2000; 191 192 /** 193 * Boolean option for doKeyguardLocked/doKeyguardTimeout which, when set to true, forces the 194 * keyguard to show even if it is disabled for the current user. 195 */ 196 public static final String OPTION_FORCE_SHOW = "force_show"; 197 198 /** The stream type that the lock sounds are tied to. */ 199 private int mUiSoundsStreamType; 200 201 private AlarmManager mAlarmManager; 202 private AudioManager mAudioManager; 203 private StatusBarManager mStatusBarManager; 204 private final UiOffloadThread mUiOffloadThread = Dependency.get(UiOffloadThread.class); 205 206 private boolean mSystemReady; 207 private boolean mBootCompleted; 208 private boolean mBootSendUserPresent; 209 private boolean mShuttingDown; 210 211 /** High level access to the power manager for WakeLocks */ 212 private PowerManager mPM; 213 214 /** TrustManager for letting it know when we change visibility */ 215 private TrustManager mTrustManager; 216 217 /** 218 * Used to keep the device awake while to ensure the keyguard finishes opening before 219 * we sleep. 220 */ 221 private PowerManager.WakeLock mShowKeyguardWakeLock; 222 223 private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager; 224 225 // these are protected by synchronized (this) 226 227 /** 228 * External apps (like the phone app) can tell us to disable the keygaurd. 229 */ 230 private boolean mExternallyEnabled = true; 231 232 /** 233 * Remember if an external call to {@link #setKeyguardEnabled} with value 234 * false caused us to hide the keyguard, so that we need to reshow it once 235 * the keygaurd is reenabled with another call with value true. 236 */ 237 private boolean mNeedToReshowWhenReenabled = false; 238 239 // cached value of whether we are showing (need to know this to quickly 240 // answer whether the input should be restricted) 241 private boolean mShowing; 242 243 // display id of the secondary display on which we have put a keyguard window 244 private int mSecondaryDisplayShowing = INVALID_DISPLAY; 245 246 /** Cached value of #isInputRestricted */ 247 private boolean mInputRestricted; 248 249 // true if the keyguard is hidden by another window 250 private boolean mOccluded = false; 251 252 /** 253 * Helps remember whether the screen has turned on since the last time 254 * it turned off due to timeout. see {@link #onScreenTurnedOff(int)} 255 */ 256 private int mDelayedShowingSequence; 257 258 /** 259 * Simiar to {@link #mDelayedProfileShowingSequence}, but it is for profile case. 260 */ 261 private int mDelayedProfileShowingSequence; 262 263 /** 264 * If the user has disabled the keyguard, then requests to exit, this is 265 * how we'll ultimately let them know whether it was successful. We use this 266 * var being non-null as an indicator that there is an in progress request. 267 */ 268 private IKeyguardExitCallback mExitSecureCallback; 269 private final DismissCallbackRegistry mDismissCallbackRegistry = new DismissCallbackRegistry(); 270 271 // the properties of the keyguard 272 273 private KeyguardUpdateMonitor mUpdateMonitor; 274 275 private boolean mDeviceInteractive; 276 private boolean mGoingToSleep; 277 278 // last known state of the cellular connection 279 private String mPhoneState = TelephonyManager.EXTRA_STATE_IDLE; 280 281 /** 282 * Whether a hide is pending an we are just waiting for #startKeyguardExitAnimation to be 283 * called. 284 * */ 285 private boolean mHiding; 286 287 /** 288 * we send this intent when the keyguard is dismissed. 289 */ 290 private static final Intent USER_PRESENT_INTENT = new Intent(Intent.ACTION_USER_PRESENT) 291 .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING 292 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT 293 | Intent.FLAG_RECEIVER_VISIBLE_TO_INSTANT_APPS); 294 295 /** 296 * {@link #setKeyguardEnabled} waits on this condition when it reenables 297 * the keyguard. 298 */ 299 private boolean mWaitingUntilKeyguardVisible = false; 300 private LockPatternUtils mLockPatternUtils; 301 private boolean mKeyguardDonePending = false; 302 private boolean mHideAnimationRun = false; 303 private boolean mHideAnimationRunning = false; 304 305 private SoundPool mLockSounds; 306 private int mLockSoundId; 307 private int mUnlockSoundId; 308 private int mTrustedSoundId; 309 private int mLockSoundStreamId; 310 311 /** 312 * The animation used for hiding keyguard. This is used to fetch the animation timings if 313 * WindowManager is not providing us with them. 314 */ 315 private Animation mHideAnimation; 316 317 /** 318 * The volume applied to the lock/unlock sounds. 319 */ 320 private float mLockSoundVolume; 321 322 /** 323 * For managing external displays 324 */ 325 private KeyguardDisplayManager mKeyguardDisplayManager; 326 327 private final ArrayList<IKeyguardStateCallback> mKeyguardStateCallbacks = new ArrayList<>(); 328 329 /** 330 * When starting going to sleep, we figured out that we need to reset Keyguard state and this 331 * should be committed when finished going to sleep. 332 */ 333 private boolean mPendingReset; 334 335 /** 336 * When starting going to sleep, we figured out that we need to lock Keyguard and this should be 337 * committed when finished going to sleep. 338 */ 339 private boolean mPendingLock; 340 341 /** 342 * Controller for showing individual "work challenge" lock screen windows inside managed profile 343 * tasks when the current user has been unlocked but the profile is still locked. 344 */ 345 private WorkLockActivityController mWorkLockController; 346 347 private boolean mLockLater; 348 349 private boolean mWakeAndUnlocking; 350 private IKeyguardDrawnCallback mDrawnCallback; 351 private boolean mLockWhenSimRemoved; 352 353 KeyguardUpdateMonitorCallback mUpdateCallback = new KeyguardUpdateMonitorCallback() { 354 355 @Override 356 public void onUserSwitching(int userId) { 357 // Note that the mLockPatternUtils user has already been updated from setCurrentUser. 358 // We need to force a reset of the views, since lockNow (called by 359 // ActivityManagerService) will not reconstruct the keyguard if it is already showing. 360 synchronized (KeyguardViewMediator.this) { 361 resetKeyguardDonePendingLocked(); 362 resetStateLocked(); 363 adjustStatusBarLocked(); 364 } 365 } 366 367 @Override 368 public void onUserSwitchComplete(int userId) { 369 if (userId != UserHandle.USER_SYSTEM) { 370 UserInfo info = UserManager.get(mContext).getUserInfo(userId); 371 // Don't try to dismiss if the user has Pin/Patter/Password set 372 if (info == null || mLockPatternUtils.isSecure(userId)) { 373 return; 374 } else if (info.isGuest() || info.isDemo()) { 375 // If we just switched to a guest, try to dismiss keyguard. 376 dismiss(null /* callback */); 377 } 378 } 379 } 380 381 @Override 382 public void onUserInfoChanged(int userId) { 383 } 384 385 @Override 386 public void onPhoneStateChanged(int phoneState) { 387 synchronized (KeyguardViewMediator.this) { 388 if (TelephonyManager.CALL_STATE_IDLE == phoneState // call ending 389 && !mDeviceInteractive // screen off 390 && mExternallyEnabled) { // not disabled by any app 391 392 // note: this is a way to gracefully reenable the keyguard when the call 393 // ends and the screen is off without always reenabling the keyguard 394 // each time the screen turns off while in call (and having an occasional ugly 395 // flicker while turning back on the screen and disabling the keyguard again). 396 if (DEBUG) Log.d(TAG, "screen is off and call ended, let's make sure the " 397 + "keyguard is showing"); 398 doKeyguardLocked(null); 399 } 400 } 401 } 402 403 @Override 404 public void onClockVisibilityChanged() { 405 adjustStatusBarLocked(); 406 } 407 408 @Override 409 public void onDeviceProvisioned() { 410 sendUserPresentBroadcast(); 411 synchronized (KeyguardViewMediator.this) { 412 // If system user is provisioned, we might want to lock now to avoid showing launcher 413 if (mustNotUnlockCurrentUser()) { 414 doKeyguardLocked(null); 415 } 416 } 417 } 418 419 @Override 420 public void onSimStateChanged(int subId, int slotId, IccCardConstants.State simState) { 421 422 if (DEBUG_SIM_STATES) { 423 Log.d(TAG, "onSimStateChanged(subId=" + subId + ", slotId=" + slotId 424 + ",state=" + simState + ")"); 425 } 426 427 int size = mKeyguardStateCallbacks.size(); 428 boolean simPinSecure = mUpdateMonitor.isSimPinSecure(); 429 for (int i = size - 1; i >= 0; i--) { 430 try { 431 mKeyguardStateCallbacks.get(i).onSimSecureStateChanged(simPinSecure); 432 } catch (RemoteException e) { 433 Slog.w(TAG, "Failed to call onSimSecureStateChanged", e); 434 if (e instanceof DeadObjectException) { 435 mKeyguardStateCallbacks.remove(i); 436 } 437 } 438 } 439 440 switch (simState) { 441 case NOT_READY: 442 case ABSENT: 443 // only force lock screen in case of missing sim if user hasn't 444 // gone through setup wizard 445 synchronized (KeyguardViewMediator.this) { 446 if (shouldWaitForProvisioning()) { 447 if (!mShowing) { 448 if (DEBUG_SIM_STATES) Log.d(TAG, "ICC_ABSENT isn't showing," 449 + " we need to show the keyguard since the " 450 + "device isn't provisioned yet."); 451 doKeyguardLocked(null); 452 } else { 453 resetStateLocked(); 454 } 455 } 456 if (simState == ABSENT) { 457 // MVNO SIMs can become transiently NOT_READY when switching networks, 458 // so we should only lock when they are ABSENT. 459 onSimAbsentLocked(); 460 } 461 } 462 break; 463 case PIN_REQUIRED: 464 case PUK_REQUIRED: 465 synchronized (KeyguardViewMediator.this) { 466 if (!mShowing) { 467 if (DEBUG_SIM_STATES) Log.d(TAG, 468 "INTENT_VALUE_ICC_LOCKED and keygaurd isn't " 469 + "showing; need to show keyguard so user can enter sim pin"); 470 doKeyguardLocked(null); 471 } else { 472 resetStateLocked(); 473 } 474 } 475 break; 476 case PERM_DISABLED: 477 synchronized (KeyguardViewMediator.this) { 478 if (!mShowing) { 479 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED and " 480 + "keygaurd isn't showing."); 481 doKeyguardLocked(null); 482 } else { 483 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED, resetStateLocked to" 484 + "show permanently disabled message in lockscreen."); 485 resetStateLocked(); 486 } 487 onSimAbsentLocked(); 488 } 489 break; 490 case READY: 491 synchronized (KeyguardViewMediator.this) { 492 if (mShowing) { 493 resetStateLocked(); 494 } 495 mLockWhenSimRemoved = true; 496 } 497 break; 498 default: 499 if (DEBUG_SIM_STATES) Log.v(TAG, "Unspecific state: " + simState); 500 synchronized (KeyguardViewMediator.this) { 501 onSimAbsentLocked(); 502 } 503 break; 504 } 505 } 506 507 private void onSimAbsentLocked() { 508 if (isSecure() && mLockWhenSimRemoved && !mShuttingDown) { 509 mLockWhenSimRemoved = false; 510 MetricsLogger.action(mContext, 511 MetricsProto.MetricsEvent.ACTION_LOCK_BECAUSE_SIM_REMOVED, mShowing); 512 if (!mShowing) { 513 Log.i(TAG, "SIM removed, showing keyguard"); 514 doKeyguardLocked(null); 515 } 516 } 517 } 518 519 @Override 520 public void onFingerprintAuthFailed() { 521 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 522 if (mLockPatternUtils.isSecure(currentUser)) { 523 mLockPatternUtils.getDevicePolicyManager().reportFailedFingerprintAttempt( 524 currentUser); 525 } 526 } 527 528 @Override 529 public void onFingerprintAuthenticated(int userId) { 530 if (mLockPatternUtils.isSecure(userId)) { 531 mLockPatternUtils.getDevicePolicyManager().reportSuccessfulFingerprintAttempt( 532 userId); 533 } 534 } 535 536 @Override 537 public void onTrustChanged(int userId) { 538 if (userId == KeyguardUpdateMonitor.getCurrentUser()) { 539 synchronized (KeyguardViewMediator.this) { 540 notifyTrustedChangedLocked(mUpdateMonitor.getUserHasTrust(userId)); 541 } 542 } 543 } 544 545 @Override 546 public void onHasLockscreenWallpaperChanged(boolean hasLockscreenWallpaper) { 547 synchronized (KeyguardViewMediator.this) { 548 notifyHasLockscreenWallpaperChanged(hasLockscreenWallpaper); 549 } 550 } 551 }; 552 553 ViewMediatorCallback mViewMediatorCallback = new ViewMediatorCallback() { 554 555 @Override 556 public void userActivity() { 557 KeyguardViewMediator.this.userActivity(); 558 } 559 560 @Override 561 public void keyguardDone(boolean strongAuth, int targetUserId) { 562 if (targetUserId != ActivityManager.getCurrentUser()) { 563 return; 564 } 565 566 tryKeyguardDone(); 567 } 568 569 @Override 570 public void keyguardDoneDrawing() { 571 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardDoneDrawing"); 572 mHandler.sendEmptyMessage(KEYGUARD_DONE_DRAWING); 573 Trace.endSection(); 574 } 575 576 @Override 577 public void setNeedsInput(boolean needsInput) { 578 mStatusBarKeyguardViewManager.setNeedsInput(needsInput); 579 } 580 581 @Override 582 public void keyguardDonePending(boolean strongAuth, int targetUserId) { 583 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardDonePending"); 584 if (targetUserId != ActivityManager.getCurrentUser()) { 585 Trace.endSection(); 586 return; 587 } 588 589 mKeyguardDonePending = true; 590 mHideAnimationRun = true; 591 mHideAnimationRunning = true; 592 mStatusBarKeyguardViewManager.startPreHideAnimation(mHideAnimationFinishedRunnable); 593 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_PENDING_TIMEOUT, 594 KEYGUARD_DONE_PENDING_TIMEOUT_MS); 595 Trace.endSection(); 596 } 597 598 @Override 599 public void keyguardGone() { 600 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardGone"); 601 mKeyguardDisplayManager.hide(); 602 Trace.endSection(); 603 } 604 605 @Override 606 public void readyForKeyguardDone() { 607 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#readyForKeyguardDone"); 608 if (mKeyguardDonePending) { 609 mKeyguardDonePending = false; 610 tryKeyguardDone(); 611 } 612 Trace.endSection(); 613 } 614 615 @Override 616 public void resetKeyguard() { 617 resetStateLocked(); 618 } 619 620 @Override 621 public void playTrustedSound() { 622 KeyguardViewMediator.this.playTrustedSound(); 623 } 624 625 @Override 626 public boolean isScreenOn() { 627 return mDeviceInteractive; 628 } 629 630 @Override 631 public int getBouncerPromptReason() { 632 int currentUser = ActivityManager.getCurrentUser(); 633 boolean trust = mTrustManager.isTrustUsuallyManaged(currentUser); 634 boolean fingerprint = mUpdateMonitor.isUnlockWithFingerprintPossible(currentUser); 635 boolean any = trust || fingerprint; 636 KeyguardUpdateMonitor.StrongAuthTracker strongAuthTracker = 637 mUpdateMonitor.getStrongAuthTracker(); 638 int strongAuth = strongAuthTracker.getStrongAuthForUser(currentUser); 639 640 if (any && !strongAuthTracker.hasUserAuthenticatedSinceBoot()) { 641 return KeyguardSecurityView.PROMPT_REASON_RESTART; 642 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_TIMEOUT) != 0) { 643 return KeyguardSecurityView.PROMPT_REASON_TIMEOUT; 644 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW) != 0) { 645 return KeyguardSecurityView.PROMPT_REASON_DEVICE_ADMIN; 646 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_USER_REQUEST) != 0) { 647 return KeyguardSecurityView.PROMPT_REASON_USER_REQUEST; 648 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_LOCKOUT) != 0) { 649 return KeyguardSecurityView.PROMPT_REASON_AFTER_LOCKOUT; 650 } 651 return KeyguardSecurityView.PROMPT_REASON_NONE; 652 } 653 654 @Override 655 public void onSecondaryDisplayShowingChanged(int displayId) { 656 synchronized (KeyguardViewMediator.this) { 657 setShowingLocked(mShowing, displayId, false); 658 } 659 } 660 }; 661 662 public void userActivity() { 663 mPM.userActivity(SystemClock.uptimeMillis(), false); 664 } 665 666 boolean mustNotUnlockCurrentUser() { 667 return UserManager.isSplitSystemUser() 668 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM; 669 } 670 671 private void setupLocked() { 672 mPM = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE); 673 mTrustManager = (TrustManager) mContext.getSystemService(Context.TRUST_SERVICE); 674 675 mShowKeyguardWakeLock = mPM.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "show keyguard"); 676 mShowKeyguardWakeLock.setReferenceCounted(false); 677 678 IntentFilter filter = new IntentFilter(); 679 filter.addAction(DELAYED_KEYGUARD_ACTION); 680 filter.addAction(DELAYED_LOCK_PROFILE_ACTION); 681 filter.addAction(Intent.ACTION_SHUTDOWN); 682 mContext.registerReceiver(mBroadcastReceiver, filter); 683 684 mKeyguardDisplayManager = new KeyguardDisplayManager(mContext, mViewMediatorCallback); 685 686 mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE); 687 688 mUpdateMonitor = KeyguardUpdateMonitor.getInstance(mContext); 689 690 mLockPatternUtils = new LockPatternUtils(mContext); 691 KeyguardUpdateMonitor.setCurrentUser(ActivityManager.getCurrentUser()); 692 693 // Assume keyguard is showing (unless it's disabled) until we know for sure, unless Keyguard 694 // is disabled. 695 if (mContext.getResources().getBoolean( 696 com.android.keyguard.R.bool.config_enableKeyguardService)) { 697 setShowingLocked(!shouldWaitForProvisioning() 698 && !mLockPatternUtils.isLockScreenDisabled( 699 KeyguardUpdateMonitor.getCurrentUser()), 700 mSecondaryDisplayShowing, true /* forceCallbacks */); 701 } 702 703 mStatusBarKeyguardViewManager = 704 SystemUIFactory.getInstance().createStatusBarKeyguardViewManager(mContext, 705 mViewMediatorCallback, mLockPatternUtils); 706 final ContentResolver cr = mContext.getContentResolver(); 707 708 mDeviceInteractive = mPM.isInteractive(); 709 710 mLockSounds = new SoundPool(1, AudioManager.STREAM_SYSTEM, 0); 711 String soundPath = Settings.Global.getString(cr, Settings.Global.LOCK_SOUND); 712 if (soundPath != null) { 713 mLockSoundId = mLockSounds.load(soundPath, 1); 714 } 715 if (soundPath == null || mLockSoundId == 0) { 716 Log.w(TAG, "failed to load lock sound from " + soundPath); 717 } 718 soundPath = Settings.Global.getString(cr, Settings.Global.UNLOCK_SOUND); 719 if (soundPath != null) { 720 mUnlockSoundId = mLockSounds.load(soundPath, 1); 721 } 722 if (soundPath == null || mUnlockSoundId == 0) { 723 Log.w(TAG, "failed to load unlock sound from " + soundPath); 724 } 725 soundPath = Settings.Global.getString(cr, Settings.Global.TRUSTED_SOUND); 726 if (soundPath != null) { 727 mTrustedSoundId = mLockSounds.load(soundPath, 1); 728 } 729 if (soundPath == null || mTrustedSoundId == 0) { 730 Log.w(TAG, "failed to load trusted sound from " + soundPath); 731 } 732 733 int lockSoundDefaultAttenuation = mContext.getResources().getInteger( 734 com.android.internal.R.integer.config_lockSoundVolumeDb); 735 mLockSoundVolume = (float)Math.pow(10, (float)lockSoundDefaultAttenuation/20); 736 737 mHideAnimation = AnimationUtils.loadAnimation(mContext, 738 com.android.internal.R.anim.lock_screen_behind_enter); 739 740 mWorkLockController = new WorkLockActivityController(mContext); 741 } 742 743 @Override 744 public void start() { 745 synchronized (this) { 746 setupLocked(); 747 } 748 putComponent(KeyguardViewMediator.class, this); 749 } 750 751 /** 752 * Let us know that the system is ready after startup. 753 */ 754 public void onSystemReady() { 755 synchronized (this) { 756 if (DEBUG) Log.d(TAG, "onSystemReady"); 757 mSystemReady = true; 758 doKeyguardLocked(null); 759 mUpdateMonitor.registerCallback(mUpdateCallback); 760 } 761 // Most services aren't available until the system reaches the ready state, so we 762 // send it here when the device first boots. 763 maybeSendUserPresentBroadcast(); 764 } 765 766 /** 767 * Called to let us know the screen was turned off. 768 * @param why either {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_USER} or 769 * {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_TIMEOUT}. 770 */ 771 public void onStartedGoingToSleep(int why) { 772 if (DEBUG) Log.d(TAG, "onStartedGoingToSleep(" + why + ")"); 773 synchronized (this) { 774 mDeviceInteractive = false; 775 mGoingToSleep = true; 776 777 // Lock immediately based on setting if secure (user has a pin/pattern/password). 778 // This also "locks" the device when not secure to provide easy access to the 779 // camera while preventing unwanted input. 780 int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 781 final boolean lockImmediately = 782 mLockPatternUtils.getPowerButtonInstantlyLocks(currentUser) 783 || !mLockPatternUtils.isSecure(currentUser); 784 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 785 mLockLater = false; 786 if (mExitSecureCallback != null) { 787 if (DEBUG) Log.d(TAG, "pending exit secure callback cancelled"); 788 try { 789 mExitSecureCallback.onKeyguardExitResult(false); 790 } catch (RemoteException e) { 791 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 792 } 793 mExitSecureCallback = null; 794 if (!mExternallyEnabled) { 795 hideLocked(); 796 } 797 } else if (mShowing) { 798 mPendingReset = true; 799 } else if ((why == WindowManagerPolicy.OFF_BECAUSE_OF_TIMEOUT && timeout > 0) 800 || (why == WindowManagerPolicy.OFF_BECAUSE_OF_USER && !lockImmediately)) { 801 doKeyguardLaterLocked(timeout); 802 mLockLater = true; 803 } else if (!mLockPatternUtils.isLockScreenDisabled(currentUser)) { 804 mPendingLock = true; 805 } 806 807 if (mPendingLock) { 808 playSounds(true); 809 } 810 } 811 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedGoingToSleep(why); 812 notifyStartedGoingToSleep(); 813 } 814 815 public void onFinishedGoingToSleep(int why, boolean cameraGestureTriggered) { 816 if (DEBUG) Log.d(TAG, "onFinishedGoingToSleep(" + why + ")"); 817 synchronized (this) { 818 mDeviceInteractive = false; 819 mGoingToSleep = false; 820 mWakeAndUnlocking = false; 821 822 resetKeyguardDonePendingLocked(); 823 mHideAnimationRun = false; 824 825 notifyFinishedGoingToSleep(); 826 827 if (cameraGestureTriggered) { 828 Log.i(TAG, "Camera gesture was triggered, preventing Keyguard locking."); 829 830 // Just to make sure, make sure the device is awake. 831 mContext.getSystemService(PowerManager.class).wakeUp(SystemClock.uptimeMillis(), 832 "com.android.systemui:CAMERA_GESTURE_PREVENT_LOCK"); 833 mPendingLock = false; 834 mPendingReset = false; 835 } 836 837 if (mPendingReset) { 838 resetStateLocked(); 839 mPendingReset = false; 840 } 841 842 if (mPendingLock) { 843 doKeyguardLocked(null); 844 mPendingLock = false; 845 } 846 847 // We do not have timeout and power button instant lock setting for profile lock. 848 // So we use the personal setting if there is any. But if there is no device 849 // we need to make sure we lock it immediately when the screen is off. 850 if (!mLockLater && !cameraGestureTriggered) { 851 doKeyguardForChildProfilesLocked(); 852 } 853 854 } 855 KeyguardUpdateMonitor.getInstance(mContext).dispatchFinishedGoingToSleep(why); 856 } 857 858 private long getLockTimeout(int userId) { 859 // if the screen turned off because of timeout or the user hit the power button 860 // and we don't need to lock immediately, set an alarm 861 // to enable it a little bit later (i.e, give the user a chance 862 // to turn the screen back on within a certain window without 863 // having to unlock the screen) 864 final ContentResolver cr = mContext.getContentResolver(); 865 866 // From SecuritySettings 867 final long lockAfterTimeout = Settings.Secure.getInt(cr, 868 Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 869 KEYGUARD_LOCK_AFTER_DELAY_DEFAULT); 870 871 // From DevicePolicyAdmin 872 final long policyTimeout = mLockPatternUtils.getDevicePolicyManager() 873 .getMaximumTimeToLockForUserAndProfiles(userId); 874 875 long timeout; 876 877 if (policyTimeout <= 0) { 878 timeout = lockAfterTimeout; 879 } else { 880 // From DisplaySettings 881 long displayTimeout = Settings.System.getInt(cr, SCREEN_OFF_TIMEOUT, 882 KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT); 883 884 // policy in effect. Make sure we don't go beyond policy limit. 885 displayTimeout = Math.max(displayTimeout, 0); // ignore negative values 886 timeout = Math.min(policyTimeout - displayTimeout, lockAfterTimeout); 887 timeout = Math.max(timeout, 0); 888 } 889 return timeout; 890 } 891 892 private void doKeyguardLaterLocked() { 893 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 894 if (timeout == 0) { 895 doKeyguardLocked(null); 896 } else { 897 doKeyguardLaterLocked(timeout); 898 } 899 } 900 901 private void doKeyguardLaterLocked(long timeout) { 902 // Lock in the future 903 long when = SystemClock.elapsedRealtime() + timeout; 904 Intent intent = new Intent(DELAYED_KEYGUARD_ACTION); 905 intent.putExtra("seq", mDelayedShowingSequence); 906 intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 907 PendingIntent sender = PendingIntent.getBroadcast(mContext, 908 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); 909 mAlarmManager.setExactAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, when, sender); 910 if (DEBUG) Log.d(TAG, "setting alarm to turn off keyguard, seq = " 911 + mDelayedShowingSequence); 912 doKeyguardLaterForChildProfilesLocked(); 913 } 914 915 private void doKeyguardLaterForChildProfilesLocked() { 916 UserManager um = UserManager.get(mContext); 917 for (int profileId : um.getEnabledProfileIds(UserHandle.myUserId())) { 918 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(profileId)) { 919 long userTimeout = getLockTimeout(profileId); 920 if (userTimeout == 0) { 921 doKeyguardForChildProfilesLocked(); 922 } else { 923 long userWhen = SystemClock.elapsedRealtime() + userTimeout; 924 Intent lockIntent = new Intent(DELAYED_LOCK_PROFILE_ACTION); 925 lockIntent.putExtra("seq", mDelayedProfileShowingSequence); 926 lockIntent.putExtra(Intent.EXTRA_USER_ID, profileId); 927 lockIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 928 PendingIntent lockSender = PendingIntent.getBroadcast( 929 mContext, 0, lockIntent, PendingIntent.FLAG_CANCEL_CURRENT); 930 mAlarmManager.setExactAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, 931 userWhen, lockSender); 932 } 933 } 934 } 935 } 936 937 private void doKeyguardForChildProfilesLocked() { 938 UserManager um = UserManager.get(mContext); 939 for (int profileId : um.getEnabledProfileIds(UserHandle.myUserId())) { 940 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(profileId)) { 941 lockProfile(profileId); 942 } 943 } 944 } 945 946 private void cancelDoKeyguardLaterLocked() { 947 mDelayedShowingSequence++; 948 } 949 950 private void cancelDoKeyguardForChildProfilesLocked() { 951 mDelayedProfileShowingSequence++; 952 } 953 954 /** 955 * Let's us know when the device is waking up. 956 */ 957 public void onStartedWakingUp() { 958 Trace.beginSection("KeyguardViewMediator#onStartedWakingUp"); 959 960 // TODO: Rename all screen off/on references to interactive/sleeping 961 synchronized (this) { 962 mDeviceInteractive = true; 963 cancelDoKeyguardLaterLocked(); 964 cancelDoKeyguardForChildProfilesLocked(); 965 if (DEBUG) Log.d(TAG, "onStartedWakingUp, seq = " + mDelayedShowingSequence); 966 notifyStartedWakingUp(); 967 } 968 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedWakingUp(); 969 maybeSendUserPresentBroadcast(); 970 Trace.endSection(); 971 } 972 973 public void onScreenTurningOn(IKeyguardDrawnCallback callback) { 974 Trace.beginSection("KeyguardViewMediator#onScreenTurningOn"); 975 notifyScreenOn(callback); 976 Trace.endSection(); 977 } 978 979 public void onScreenTurnedOn() { 980 Trace.beginSection("KeyguardViewMediator#onScreenTurnedOn"); 981 notifyScreenTurnedOn(); 982 mUpdateMonitor.dispatchScreenTurnedOn(); 983 Trace.endSection(); 984 } 985 986 public void onScreenTurnedOff() { 987 notifyScreenTurnedOff(); 988 mUpdateMonitor.dispatchScreenTurnedOff(); 989 } 990 991 private void maybeSendUserPresentBroadcast() { 992 if (mSystemReady && mLockPatternUtils.isLockScreenDisabled( 993 KeyguardUpdateMonitor.getCurrentUser())) { 994 // Lock screen is disabled because the user has set the preference to "None". 995 // In this case, send out ACTION_USER_PRESENT here instead of in 996 // handleKeyguardDone() 997 sendUserPresentBroadcast(); 998 } else if (mSystemReady && shouldWaitForProvisioning()) { 999 // Skipping the lockscreen because we're not yet provisioned, but we still need to 1000 // notify the StrongAuthTracker that it's now safe to run trust agents, in case the 1001 // user sets a credential later. 1002 getLockPatternUtils().userPresent(KeyguardUpdateMonitor.getCurrentUser()); 1003 } 1004 } 1005 1006 /** 1007 * A dream started. We should lock after the usual screen-off lock timeout but only 1008 * if there is a secure lock pattern. 1009 */ 1010 public void onDreamingStarted() { 1011 KeyguardUpdateMonitor.getInstance(mContext).dispatchDreamingStarted(); 1012 synchronized (this) { 1013 if (mDeviceInteractive 1014 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 1015 doKeyguardLaterLocked(); 1016 } 1017 } 1018 } 1019 1020 /** 1021 * A dream stopped. 1022 */ 1023 public void onDreamingStopped() { 1024 KeyguardUpdateMonitor.getInstance(mContext).dispatchDreamingStopped(); 1025 synchronized (this) { 1026 if (mDeviceInteractive) { 1027 cancelDoKeyguardLaterLocked(); 1028 } 1029 } 1030 } 1031 1032 /** 1033 * Same semantics as {@link android.view.WindowManagerPolicy#enableKeyguard}; provide 1034 * a way for external stuff to override normal keyguard behavior. For instance 1035 * the phone app disables the keyguard when it receives incoming calls. 1036 */ 1037 public void setKeyguardEnabled(boolean enabled) { 1038 synchronized (this) { 1039 if (DEBUG) Log.d(TAG, "setKeyguardEnabled(" + enabled + ")"); 1040 1041 mExternallyEnabled = enabled; 1042 1043 if (!enabled && mShowing) { 1044 if (mExitSecureCallback != null) { 1045 if (DEBUG) Log.d(TAG, "in process of verifyUnlock request, ignoring"); 1046 // we're in the process of handling a request to verify the user 1047 // can get past the keyguard. ignore extraneous requests to disable / reenable 1048 return; 1049 } 1050 1051 // hiding keyguard that is showing, remember to reshow later 1052 if (DEBUG) Log.d(TAG, "remembering to reshow, hiding keyguard, " 1053 + "disabling status bar expansion"); 1054 mNeedToReshowWhenReenabled = true; 1055 updateInputRestrictedLocked(); 1056 hideLocked(); 1057 } else if (enabled && mNeedToReshowWhenReenabled) { 1058 // reenabled after previously hidden, reshow 1059 if (DEBUG) Log.d(TAG, "previously hidden, reshowing, reenabling " 1060 + "status bar expansion"); 1061 mNeedToReshowWhenReenabled = false; 1062 updateInputRestrictedLocked(); 1063 1064 if (mExitSecureCallback != null) { 1065 if (DEBUG) Log.d(TAG, "onKeyguardExitResult(false), resetting"); 1066 try { 1067 mExitSecureCallback.onKeyguardExitResult(false); 1068 } catch (RemoteException e) { 1069 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1070 } 1071 mExitSecureCallback = null; 1072 resetStateLocked(); 1073 } else { 1074 showLocked(null); 1075 1076 // block until we know the keygaurd is done drawing (and post a message 1077 // to unblock us after a timeout so we don't risk blocking too long 1078 // and causing an ANR). 1079 mWaitingUntilKeyguardVisible = true; 1080 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_DRAWING, KEYGUARD_DONE_DRAWING_TIMEOUT_MS); 1081 if (DEBUG) Log.d(TAG, "waiting until mWaitingUntilKeyguardVisible is false"); 1082 while (mWaitingUntilKeyguardVisible) { 1083 try { 1084 wait(); 1085 } catch (InterruptedException e) { 1086 Thread.currentThread().interrupt(); 1087 } 1088 } 1089 if (DEBUG) Log.d(TAG, "done waiting for mWaitingUntilKeyguardVisible"); 1090 } 1091 } 1092 } 1093 } 1094 1095 /** 1096 * @see android.app.KeyguardManager#exitKeyguardSecurely 1097 */ 1098 public void verifyUnlock(IKeyguardExitCallback callback) { 1099 Trace.beginSection("KeyguardViewMediator#verifyUnlock"); 1100 synchronized (this) { 1101 if (DEBUG) Log.d(TAG, "verifyUnlock"); 1102 if (shouldWaitForProvisioning()) { 1103 // don't allow this api when the device isn't provisioned 1104 if (DEBUG) Log.d(TAG, "ignoring because device isn't provisioned"); 1105 try { 1106 callback.onKeyguardExitResult(false); 1107 } catch (RemoteException e) { 1108 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1109 } 1110 } else if (mExternallyEnabled) { 1111 // this only applies when the user has externally disabled the 1112 // keyguard. this is unexpected and means the user is not 1113 // using the api properly. 1114 Log.w(TAG, "verifyUnlock called when not externally disabled"); 1115 try { 1116 callback.onKeyguardExitResult(false); 1117 } catch (RemoteException e) { 1118 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1119 } 1120 } else if (mExitSecureCallback != null) { 1121 // already in progress with someone else 1122 try { 1123 callback.onKeyguardExitResult(false); 1124 } catch (RemoteException e) { 1125 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1126 } 1127 } else if (!isSecure()) { 1128 1129 // Keyguard is not secure, no need to do anything, and we don't need to reshow 1130 // the Keyguard after the client releases the Keyguard lock. 1131 mExternallyEnabled = true; 1132 mNeedToReshowWhenReenabled = false; 1133 updateInputRestricted(); 1134 try { 1135 callback.onKeyguardExitResult(true); 1136 } catch (RemoteException e) { 1137 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1138 } 1139 } else { 1140 1141 // Since we prevent apps from hiding the Keyguard if we are secure, this should be 1142 // a no-op as well. 1143 try { 1144 callback.onKeyguardExitResult(false); 1145 } catch (RemoteException e) { 1146 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1147 } 1148 } 1149 } 1150 Trace.endSection(); 1151 } 1152 1153 /** 1154 * Is the keyguard currently showing and not being force hidden? 1155 */ 1156 public boolean isShowingAndNotOccluded() { 1157 return mShowing && !mOccluded; 1158 } 1159 1160 /** 1161 * Notify us when the keyguard is occluded by another window 1162 */ 1163 public void setOccluded(boolean isOccluded, boolean animate) { 1164 Trace.beginSection("KeyguardViewMediator#setOccluded"); 1165 if (DEBUG) Log.d(TAG, "setOccluded " + isOccluded); 1166 mHandler.removeMessages(SET_OCCLUDED); 1167 Message msg = mHandler.obtainMessage(SET_OCCLUDED, isOccluded ? 1 : 0, animate ? 1 : 0); 1168 mHandler.sendMessage(msg); 1169 Trace.endSection(); 1170 } 1171 1172 /** 1173 * Handles SET_OCCLUDED message sent by setOccluded() 1174 */ 1175 private void handleSetOccluded(boolean isOccluded, boolean animate) { 1176 Trace.beginSection("KeyguardViewMediator#handleSetOccluded"); 1177 synchronized (KeyguardViewMediator.this) { 1178 if (mHiding && isOccluded) { 1179 // We're in the process of going away but WindowManager wants to show a 1180 // SHOW_WHEN_LOCKED activity instead. 1181 startKeyguardExitAnimation(0, 0); 1182 } 1183 1184 if (mOccluded != isOccluded) { 1185 mOccluded = isOccluded; 1186 mUpdateMonitor.setKeyguardOccluded(isOccluded); 1187 mStatusBarKeyguardViewManager.setOccluded(isOccluded, animate 1188 && mDeviceInteractive); 1189 adjustStatusBarLocked(); 1190 } 1191 } 1192 Trace.endSection(); 1193 } 1194 1195 /** 1196 * Used by PhoneWindowManager to enable the keyguard due to a user activity timeout. 1197 * This must be safe to call from any thread and with any window manager locks held. 1198 */ 1199 public void doKeyguardTimeout(Bundle options) { 1200 mHandler.removeMessages(KEYGUARD_TIMEOUT); 1201 Message msg = mHandler.obtainMessage(KEYGUARD_TIMEOUT, options); 1202 mHandler.sendMessage(msg); 1203 } 1204 1205 /** 1206 * Given the state of the keyguard, is the input restricted? 1207 * Input is restricted when the keyguard is showing, or when the keyguard 1208 * was suppressed by an app that disabled the keyguard or we haven't been provisioned yet. 1209 */ 1210 public boolean isInputRestricted() { 1211 return mShowing || mNeedToReshowWhenReenabled; 1212 } 1213 1214 private void updateInputRestricted() { 1215 synchronized (this) { 1216 updateInputRestrictedLocked(); 1217 } 1218 } 1219 1220 private void updateInputRestrictedLocked() { 1221 boolean inputRestricted = isInputRestricted(); 1222 if (mInputRestricted != inputRestricted) { 1223 mInputRestricted = inputRestricted; 1224 int size = mKeyguardStateCallbacks.size(); 1225 for (int i = size - 1; i >= 0; i--) { 1226 final IKeyguardStateCallback callback = mKeyguardStateCallbacks.get(i); 1227 try { 1228 callback.onInputRestrictedStateChanged(inputRestricted); 1229 } catch (RemoteException e) { 1230 Slog.w(TAG, "Failed to call onDeviceProvisioned", e); 1231 if (e instanceof DeadObjectException) { 1232 mKeyguardStateCallbacks.remove(callback); 1233 } 1234 } 1235 } 1236 } 1237 } 1238 1239 /** 1240 * Enable the keyguard if the settings are appropriate. 1241 */ 1242 private void doKeyguardLocked(Bundle options) { 1243 if (KeyguardUpdateMonitor.CORE_APPS_ONLY) { 1244 // Don't show keyguard during half-booted cryptkeeper stage. 1245 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because booting to cryptkeeper"); 1246 return; 1247 } 1248 1249 // if another app is disabling us, don't show 1250 if (!mExternallyEnabled) { 1251 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because externally disabled"); 1252 1253 // note: we *should* set mNeedToReshowWhenReenabled=true here, but that makes 1254 // for an occasional ugly flicker in this situation: 1255 // 1) receive a call with the screen on (no keyguard) or make a call 1256 // 2) screen times out 1257 // 3) user hits key to turn screen back on 1258 // instead, we reenable the keyguard when we know the screen is off and the call 1259 // ends (see the broadcast receiver below) 1260 // TODO: clean this up when we have better support at the window manager level 1261 // for apps that wish to be on top of the keyguard 1262 return; 1263 } 1264 1265 // if the keyguard is already showing, don't bother 1266 if (mStatusBarKeyguardViewManager.isShowing()) { 1267 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because it is already showing"); 1268 resetStateLocked(); 1269 return; 1270 } 1271 1272 // In split system user mode, we never unlock system user. 1273 if (!mustNotUnlockCurrentUser() 1274 || !mUpdateMonitor.isDeviceProvisioned()) { 1275 1276 // if the setup wizard hasn't run yet, don't show 1277 final boolean requireSim = !SystemProperties.getBoolean("keyguard.no_require_sim", false); 1278 final boolean absent = SubscriptionManager.isValidSubscriptionId( 1279 mUpdateMonitor.getNextSubIdForState(ABSENT)); 1280 final boolean disabled = SubscriptionManager.isValidSubscriptionId( 1281 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.PERM_DISABLED)); 1282 final boolean lockedOrMissing = mUpdateMonitor.isSimPinSecure() 1283 || ((absent || disabled) && requireSim); 1284 1285 if (!lockedOrMissing && shouldWaitForProvisioning()) { 1286 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because device isn't provisioned" 1287 + " and the sim is not locked or missing"); 1288 return; 1289 } 1290 1291 boolean forceShow = options != null && options.getBoolean(OPTION_FORCE_SHOW, false); 1292 if (mLockPatternUtils.isLockScreenDisabled(KeyguardUpdateMonitor.getCurrentUser()) 1293 && !lockedOrMissing && !forceShow) { 1294 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because lockscreen is off"); 1295 return; 1296 } 1297 1298 if (mLockPatternUtils.checkVoldPassword(KeyguardUpdateMonitor.getCurrentUser())) { 1299 if (DEBUG) Log.d(TAG, "Not showing lock screen since just decrypted"); 1300 // Without this, settings is not enabled until the lock screen first appears 1301 setShowingLocked(false); 1302 hideLocked(); 1303 return; 1304 } 1305 } 1306 1307 if (DEBUG) Log.d(TAG, "doKeyguard: showing the lock screen"); 1308 showLocked(options); 1309 } 1310 1311 private void lockProfile(int userId) { 1312 mTrustManager.setDeviceLockedForUser(userId, true); 1313 } 1314 1315 private boolean shouldWaitForProvisioning() { 1316 return !mUpdateMonitor.isDeviceProvisioned() && !isSecure(); 1317 } 1318 1319 /** 1320 * Dismiss the keyguard through the security layers. 1321 * @param callback Callback to be informed about the result 1322 */ 1323 private void handleDismiss(IKeyguardDismissCallback callback) { 1324 if (mShowing) { 1325 if (callback != null) { 1326 mDismissCallbackRegistry.addCallback(callback); 1327 } 1328 mStatusBarKeyguardViewManager.dismissAndCollapse(); 1329 } else if (callback != null) { 1330 new DismissCallbackWrapper(callback).notifyDismissError(); 1331 } 1332 } 1333 1334 public void dismiss(IKeyguardDismissCallback callback) { 1335 mHandler.obtainMessage(DISMISS, callback).sendToTarget(); 1336 } 1337 1338 /** 1339 * Send message to keyguard telling it to reset its state. 1340 * @see #handleReset 1341 */ 1342 private void resetStateLocked() { 1343 if (DEBUG) Log.e(TAG, "resetStateLocked"); 1344 Message msg = mHandler.obtainMessage(RESET); 1345 mHandler.sendMessage(msg); 1346 } 1347 1348 /** 1349 * Send message to keyguard telling it to verify unlock 1350 * @see #handleVerifyUnlock() 1351 */ 1352 private void verifyUnlockLocked() { 1353 if (DEBUG) Log.d(TAG, "verifyUnlockLocked"); 1354 mHandler.sendEmptyMessage(VERIFY_UNLOCK); 1355 } 1356 1357 private void notifyStartedGoingToSleep() { 1358 if (DEBUG) Log.d(TAG, "notifyStartedGoingToSleep"); 1359 mHandler.sendEmptyMessage(NOTIFY_STARTED_GOING_TO_SLEEP); 1360 } 1361 1362 private void notifyFinishedGoingToSleep() { 1363 if (DEBUG) Log.d(TAG, "notifyFinishedGoingToSleep"); 1364 mHandler.sendEmptyMessage(NOTIFY_FINISHED_GOING_TO_SLEEP); 1365 } 1366 1367 private void notifyStartedWakingUp() { 1368 if (DEBUG) Log.d(TAG, "notifyStartedWakingUp"); 1369 mHandler.sendEmptyMessage(NOTIFY_STARTED_WAKING_UP); 1370 } 1371 1372 private void notifyScreenOn(IKeyguardDrawnCallback callback) { 1373 if (DEBUG) Log.d(TAG, "notifyScreenOn"); 1374 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNING_ON, callback); 1375 mHandler.sendMessage(msg); 1376 } 1377 1378 private void notifyScreenTurnedOn() { 1379 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOn"); 1380 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_ON); 1381 mHandler.sendMessage(msg); 1382 } 1383 1384 private void notifyScreenTurnedOff() { 1385 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOff"); 1386 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_OFF); 1387 mHandler.sendMessage(msg); 1388 } 1389 1390 /** 1391 * Send message to keyguard telling it to show itself 1392 * @see #handleShow 1393 */ 1394 private void showLocked(Bundle options) { 1395 Trace.beginSection("KeyguardViewMediator#showLocked aqcuiring mShowKeyguardWakeLock"); 1396 if (DEBUG) Log.d(TAG, "showLocked"); 1397 // ensure we stay awake until we are finished displaying the keyguard 1398 mShowKeyguardWakeLock.acquire(); 1399 Message msg = mHandler.obtainMessage(SHOW, options); 1400 mHandler.sendMessage(msg); 1401 Trace.endSection(); 1402 } 1403 1404 /** 1405 * Send message to keyguard telling it to hide itself 1406 * @see #handleHide() 1407 */ 1408 private void hideLocked() { 1409 Trace.beginSection("KeyguardViewMediator#hideLocked"); 1410 if (DEBUG) Log.d(TAG, "hideLocked"); 1411 Message msg = mHandler.obtainMessage(HIDE); 1412 mHandler.sendMessage(msg); 1413 Trace.endSection(); 1414 } 1415 1416 public boolean isSecure() { 1417 return isSecure(KeyguardUpdateMonitor.getCurrentUser()); 1418 } 1419 1420 public boolean isSecure(int userId) { 1421 return mLockPatternUtils.isSecure(userId) 1422 || KeyguardUpdateMonitor.getInstance(mContext).isSimPinSecure(); 1423 } 1424 1425 public void setSwitchingUser(boolean switching) { 1426 Trace.beginSection("KeyguardViewMediator#setSwitchingUser"); 1427 mHandler.removeMessages(SET_SWITCHING_USER); 1428 Message msg = mHandler.obtainMessage(SET_SWITCHING_USER, switching ? 1 : 0, 0); 1429 mHandler.sendMessage(msg); 1430 Trace.endSection(); 1431 } 1432 1433 /** 1434 * Update the newUserId. Call while holding WindowManagerService lock. 1435 * NOTE: Should only be called by KeyguardViewMediator in response to the user id changing. 1436 * 1437 * @param newUserId The id of the incoming user. 1438 */ 1439 public void setCurrentUser(int newUserId) { 1440 KeyguardUpdateMonitor.setCurrentUser(newUserId); 1441 synchronized (this) { 1442 notifyTrustedChangedLocked(mUpdateMonitor.getUserHasTrust(newUserId)); 1443 } 1444 } 1445 1446 private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { 1447 @Override 1448 public void onReceive(Context context, Intent intent) { 1449 if (DELAYED_KEYGUARD_ACTION.equals(intent.getAction())) { 1450 final int sequence = intent.getIntExtra("seq", 0); 1451 if (DEBUG) Log.d(TAG, "received DELAYED_KEYGUARD_ACTION with seq = " 1452 + sequence + ", mDelayedShowingSequence = " + mDelayedShowingSequence); 1453 synchronized (KeyguardViewMediator.this) { 1454 if (mDelayedShowingSequence == sequence) { 1455 doKeyguardLocked(null); 1456 } 1457 } 1458 } else if (DELAYED_LOCK_PROFILE_ACTION.equals(intent.getAction())) { 1459 final int sequence = intent.getIntExtra("seq", 0); 1460 int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, 0); 1461 if (userId != 0) { 1462 synchronized (KeyguardViewMediator.this) { 1463 if (mDelayedProfileShowingSequence == sequence) { 1464 lockProfile(userId); 1465 } 1466 } 1467 } 1468 } else if (Intent.ACTION_SHUTDOWN.equals(intent.getAction())) { 1469 synchronized (KeyguardViewMediator.this){ 1470 mShuttingDown = true; 1471 } 1472 } 1473 } 1474 }; 1475 1476 public void keyguardDone() { 1477 Trace.beginSection("KeyguardViewMediator#keyguardDone"); 1478 if (DEBUG) Log.d(TAG, "keyguardDone()"); 1479 userActivity(); 1480 EventLog.writeEvent(70000, 2); 1481 Message msg = mHandler.obtainMessage(KEYGUARD_DONE); 1482 mHandler.sendMessage(msg); 1483 Trace.endSection(); 1484 } 1485 1486 /** 1487 * This handler will be associated with the policy thread, which will also 1488 * be the UI thread of the keyguard. Since the apis of the policy, and therefore 1489 * this class, can be called by other threads, any action that directly 1490 * interacts with the keyguard ui should be posted to this handler, rather 1491 * than called directly. 1492 */ 1493 private Handler mHandler = new Handler(Looper.myLooper(), null, true /*async*/) { 1494 @Override 1495 public void handleMessage(Message msg) { 1496 switch (msg.what) { 1497 case SHOW: 1498 handleShow((Bundle) msg.obj); 1499 break; 1500 case HIDE: 1501 handleHide(); 1502 break; 1503 case RESET: 1504 handleReset(); 1505 break; 1506 case VERIFY_UNLOCK: 1507 Trace.beginSection("KeyguardViewMediator#handleMessage VERIFY_UNLOCK"); 1508 handleVerifyUnlock(); 1509 Trace.endSection(); 1510 break; 1511 case NOTIFY_STARTED_GOING_TO_SLEEP: 1512 handleNotifyStartedGoingToSleep(); 1513 break; 1514 case NOTIFY_FINISHED_GOING_TO_SLEEP: 1515 handleNotifyFinishedGoingToSleep(); 1516 break; 1517 case NOTIFY_SCREEN_TURNING_ON: 1518 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_SCREEN_TURNING_ON"); 1519 handleNotifyScreenTurningOn((IKeyguardDrawnCallback) msg.obj); 1520 Trace.endSection(); 1521 break; 1522 case NOTIFY_SCREEN_TURNED_ON: 1523 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_SCREEN_TURNED_ON"); 1524 handleNotifyScreenTurnedOn(); 1525 Trace.endSection(); 1526 break; 1527 case NOTIFY_SCREEN_TURNED_OFF: 1528 handleNotifyScreenTurnedOff(); 1529 break; 1530 case NOTIFY_STARTED_WAKING_UP: 1531 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_STARTED_WAKING_UP"); 1532 handleNotifyStartedWakingUp(); 1533 Trace.endSection(); 1534 break; 1535 case KEYGUARD_DONE: 1536 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE"); 1537 handleKeyguardDone(); 1538 Trace.endSection(); 1539 break; 1540 case KEYGUARD_DONE_DRAWING: 1541 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE_DRAWING"); 1542 handleKeyguardDoneDrawing(); 1543 Trace.endSection(); 1544 break; 1545 case SET_OCCLUDED: 1546 Trace.beginSection("KeyguardViewMediator#handleMessage SET_OCCLUDED"); 1547 handleSetOccluded(msg.arg1 != 0, msg.arg2 != 0); 1548 Trace.endSection(); 1549 break; 1550 case KEYGUARD_TIMEOUT: 1551 synchronized (KeyguardViewMediator.this) { 1552 doKeyguardLocked((Bundle) msg.obj); 1553 } 1554 break; 1555 case DISMISS: 1556 handleDismiss((IKeyguardDismissCallback) msg.obj); 1557 break; 1558 case START_KEYGUARD_EXIT_ANIM: 1559 Trace.beginSection("KeyguardViewMediator#handleMessage START_KEYGUARD_EXIT_ANIM"); 1560 StartKeyguardExitAnimParams params = (StartKeyguardExitAnimParams) msg.obj; 1561 handleStartKeyguardExitAnimation(params.startTime, params.fadeoutDuration); 1562 FalsingManager.getInstance(mContext).onSucccessfulUnlock(); 1563 Trace.endSection(); 1564 break; 1565 case KEYGUARD_DONE_PENDING_TIMEOUT: 1566 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE_PENDING_TIMEOUT"); 1567 Log.w(TAG, "Timeout while waiting for activity drawn!"); 1568 Trace.endSection(); 1569 break; 1570 case SET_SWITCHING_USER: 1571 Trace.beginSection("KeyguardViewMediator#handleMessage SET_SWITCHING_USER"); 1572 KeyguardUpdateMonitor.getInstance(mContext).setSwitchingUser(msg.arg1 != 0); 1573 Trace.endSection(); 1574 break; 1575 } 1576 } 1577 }; 1578 1579 private void tryKeyguardDone() { 1580 if (!mKeyguardDonePending && mHideAnimationRun && !mHideAnimationRunning) { 1581 handleKeyguardDone(); 1582 } else if (!mHideAnimationRun) { 1583 mHideAnimationRun = true; 1584 mHideAnimationRunning = true; 1585 mStatusBarKeyguardViewManager.startPreHideAnimation(mHideAnimationFinishedRunnable); 1586 } 1587 } 1588 1589 /** 1590 * @see #keyguardDone 1591 * @see #KEYGUARD_DONE 1592 */ 1593 private void handleKeyguardDone() { 1594 Trace.beginSection("KeyguardViewMediator#handleKeyguardDone"); 1595 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1596 mUiOffloadThread.submit(() -> { 1597 if (mLockPatternUtils.isSecure(currentUser)) { 1598 mLockPatternUtils.getDevicePolicyManager().reportKeyguardDismissed(currentUser); 1599 } 1600 }); 1601 if (DEBUG) Log.d(TAG, "handleKeyguardDone"); 1602 synchronized (this) { 1603 resetKeyguardDonePendingLocked(); 1604 } 1605 1606 mUpdateMonitor.clearFailedUnlockAttempts(); 1607 mUpdateMonitor.clearFingerprintRecognized(); 1608 1609 if (mGoingToSleep) { 1610 Log.i(TAG, "Device is going to sleep, aborting keyguardDone"); 1611 return; 1612 } 1613 if (mExitSecureCallback != null) { 1614 try { 1615 mExitSecureCallback.onKeyguardExitResult(true /* authenciated */); 1616 } catch (RemoteException e) { 1617 Slog.w(TAG, "Failed to call onKeyguardExitResult()", e); 1618 } 1619 1620 mExitSecureCallback = null; 1621 1622 // after succesfully exiting securely, no need to reshow 1623 // the keyguard when they've released the lock 1624 mExternallyEnabled = true; 1625 mNeedToReshowWhenReenabled = false; 1626 updateInputRestricted(); 1627 } 1628 1629 handleHide(); 1630 Trace.endSection(); 1631 } 1632 1633 private void sendUserPresentBroadcast() { 1634 synchronized (this) { 1635 if (mBootCompleted) { 1636 int currentUserId = KeyguardUpdateMonitor.getCurrentUser(); 1637 final UserHandle currentUser = new UserHandle(currentUserId); 1638 final UserManager um = (UserManager) mContext.getSystemService( 1639 Context.USER_SERVICE); 1640 mUiOffloadThread.submit(() -> { 1641 for (int profileId : um.getProfileIdsWithDisabled(currentUser.getIdentifier())) { 1642 mContext.sendBroadcastAsUser(USER_PRESENT_INTENT, UserHandle.of(profileId)); 1643 } 1644 getLockPatternUtils().userPresent(currentUserId); 1645 }); 1646 } else { 1647 mBootSendUserPresent = true; 1648 } 1649 } 1650 } 1651 1652 /** 1653 * @see #keyguardDone 1654 * @see #KEYGUARD_DONE_DRAWING 1655 */ 1656 private void handleKeyguardDoneDrawing() { 1657 Trace.beginSection("KeyguardViewMediator#handleKeyguardDoneDrawing"); 1658 synchronized(this) { 1659 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing"); 1660 if (mWaitingUntilKeyguardVisible) { 1661 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing: notifying mWaitingUntilKeyguardVisible"); 1662 mWaitingUntilKeyguardVisible = false; 1663 notifyAll(); 1664 1665 // there will usually be two of these sent, one as a timeout, and one 1666 // as a result of the callback, so remove any remaining messages from 1667 // the queue 1668 mHandler.removeMessages(KEYGUARD_DONE_DRAWING); 1669 } 1670 } 1671 Trace.endSection(); 1672 } 1673 1674 private void playSounds(boolean locked) { 1675 playSound(locked ? mLockSoundId : mUnlockSoundId); 1676 } 1677 1678 private void playSound(int soundId) { 1679 if (soundId == 0) return; 1680 final ContentResolver cr = mContext.getContentResolver(); 1681 if (Settings.System.getInt(cr, Settings.System.LOCKSCREEN_SOUNDS_ENABLED, 1) == 1) { 1682 1683 mLockSounds.stop(mLockSoundStreamId); 1684 // Init mAudioManager 1685 if (mAudioManager == null) { 1686 mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); 1687 if (mAudioManager == null) return; 1688 mUiSoundsStreamType = mAudioManager.getUiSoundsStreamType(); 1689 } 1690 1691 mUiOffloadThread.submit(() -> { 1692 // If the stream is muted, don't play the sound 1693 if (mAudioManager.isStreamMute(mUiSoundsStreamType)) return; 1694 1695 int id = mLockSounds.play(soundId, 1696 mLockSoundVolume, mLockSoundVolume, 1/*priortiy*/, 0/*loop*/, 1.0f/*rate*/); 1697 synchronized (this) { 1698 mLockSoundStreamId = id; 1699 } 1700 }); 1701 1702 } 1703 } 1704 1705 private void playTrustedSound() { 1706 playSound(mTrustedSoundId); 1707 } 1708 1709 private void updateActivityLockScreenState(boolean showing, int secondaryDisplayShowing) { 1710 mUiOffloadThread.submit(() -> { 1711 try { 1712 ActivityManager.getService().setLockScreenShown(showing, secondaryDisplayShowing); 1713 } catch (RemoteException e) { 1714 } 1715 }); 1716 } 1717 1718 /** 1719 * Handle message sent by {@link #showLocked}. 1720 * @see #SHOW 1721 */ 1722 private void handleShow(Bundle options) { 1723 Trace.beginSection("KeyguardViewMediator#handleShow"); 1724 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1725 if (mLockPatternUtils.isSecure(currentUser)) { 1726 mLockPatternUtils.getDevicePolicyManager().reportKeyguardSecured(currentUser); 1727 } 1728 synchronized (KeyguardViewMediator.this) { 1729 if (!mSystemReady) { 1730 if (DEBUG) Log.d(TAG, "ignoring handleShow because system is not ready."); 1731 return; 1732 } else { 1733 if (DEBUG) Log.d(TAG, "handleShow"); 1734 } 1735 1736 setShowingLocked(true); 1737 mStatusBarKeyguardViewManager.show(options); 1738 mHiding = false; 1739 mWakeAndUnlocking = false; 1740 resetKeyguardDonePendingLocked(); 1741 mHideAnimationRun = false; 1742 adjustStatusBarLocked(); 1743 userActivity(); 1744 mShowKeyguardWakeLock.release(); 1745 } 1746 mKeyguardDisplayManager.show(); 1747 Trace.endSection(); 1748 } 1749 1750 private final Runnable mKeyguardGoingAwayRunnable = new Runnable() { 1751 @Override 1752 public void run() { 1753 Trace.beginSection("KeyguardViewMediator.mKeyGuardGoingAwayRunnable"); 1754 if (DEBUG) Log.d(TAG, "keyguardGoingAway"); 1755 try { 1756 mStatusBarKeyguardViewManager.keyguardGoingAway(); 1757 1758 int flags = 0; 1759 if (mStatusBarKeyguardViewManager.shouldDisableWindowAnimationsForUnlock() 1760 || mWakeAndUnlocking) { 1761 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_NO_WINDOW_ANIMATIONS; 1762 } 1763 if (mStatusBarKeyguardViewManager.isGoingToNotificationShade()) { 1764 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_TO_SHADE; 1765 } 1766 if (mStatusBarKeyguardViewManager.isUnlockWithWallpaper()) { 1767 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_WITH_WALLPAPER; 1768 } 1769 1770 mUpdateMonitor.setKeyguardGoingAway(true /* goingAway */); 1771 // Don't actually hide the Keyguard at the moment, wait for window 1772 // manager until it tells us it's safe to do so with 1773 // startKeyguardExitAnimation. 1774 ActivityManager.getService().keyguardGoingAway(flags); 1775 } catch (RemoteException e) { 1776 Log.e(TAG, "Error while calling WindowManager", e); 1777 } 1778 Trace.endSection(); 1779 } 1780 }; 1781 1782 private final Runnable mHideAnimationFinishedRunnable = () -> { 1783 mHideAnimationRunning = false; 1784 tryKeyguardDone(); 1785 }; 1786 1787 /** 1788 * Handle message sent by {@link #hideLocked()} 1789 * @see #HIDE 1790 */ 1791 private void handleHide() { 1792 Trace.beginSection("KeyguardViewMediator#handleHide"); 1793 synchronized (KeyguardViewMediator.this) { 1794 if (DEBUG) Log.d(TAG, "handleHide"); 1795 1796 if (mustNotUnlockCurrentUser()) { 1797 // In split system user mode, we never unlock system user. The end user has to 1798 // switch to another user. 1799 // TODO: We should stop it early by disabling the swipe up flow. Right now swipe up 1800 // still completes and makes the screen blank. 1801 if (DEBUG) Log.d(TAG, "Split system user, quit unlocking."); 1802 return; 1803 } 1804 mHiding = true; 1805 1806 if (mShowing && !mOccluded) { 1807 mKeyguardGoingAwayRunnable.run(); 1808 } else { 1809 handleStartKeyguardExitAnimation( 1810 SystemClock.uptimeMillis() + mHideAnimation.getStartOffset(), 1811 mHideAnimation.getDuration()); 1812 } 1813 } 1814 Trace.endSection(); 1815 } 1816 1817 private void handleStartKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1818 Trace.beginSection("KeyguardViewMediator#handleStartKeyguardExitAnimation"); 1819 if (DEBUG) Log.d(TAG, "handleStartKeyguardExitAnimation startTime=" + startTime 1820 + " fadeoutDuration=" + fadeoutDuration); 1821 synchronized (KeyguardViewMediator.this) { 1822 1823 if (!mHiding) { 1824 return; 1825 } 1826 mHiding = false; 1827 1828 if (mWakeAndUnlocking && mDrawnCallback != null) { 1829 1830 // Hack level over 9000: To speed up wake-and-unlock sequence, force it to report 1831 // the next draw from here so we don't have to wait for window manager to signal 1832 // this to our ViewRootImpl. 1833 mStatusBarKeyguardViewManager.getViewRootImpl().setReportNextDraw(); 1834 notifyDrawn(mDrawnCallback); 1835 mDrawnCallback = null; 1836 } 1837 1838 // only play "unlock" noises if not on a call (since the incall UI 1839 // disables the keyguard) 1840 if (TelephonyManager.EXTRA_STATE_IDLE.equals(mPhoneState)) { 1841 playSounds(false); 1842 } 1843 1844 mWakeAndUnlocking = false; 1845 setShowingLocked(false); 1846 mDismissCallbackRegistry.notifyDismissSucceeded(); 1847 mStatusBarKeyguardViewManager.hide(startTime, fadeoutDuration); 1848 resetKeyguardDonePendingLocked(); 1849 mHideAnimationRun = false; 1850 adjustStatusBarLocked(); 1851 sendUserPresentBroadcast(); 1852 mUpdateMonitor.setKeyguardGoingAway(false /* goingAway */); 1853 } 1854 Trace.endSection(); 1855 } 1856 1857 private void adjustStatusBarLocked() { 1858 if (mStatusBarManager == null) { 1859 mStatusBarManager = (StatusBarManager) 1860 mContext.getSystemService(Context.STATUS_BAR_SERVICE); 1861 } 1862 if (mStatusBarManager == null) { 1863 Log.w(TAG, "Could not get status bar manager"); 1864 } else { 1865 // Disable aspects of the system/status/navigation bars that must not be re-enabled by 1866 // windows that appear on top, ever 1867 int flags = StatusBarManager.DISABLE_NONE; 1868 if (mShowing) { 1869 // Permanently disable components not available when keyguard is enabled 1870 // (like recents). Temporary enable/disable (e.g. the "back" button) are 1871 // done in KeyguardHostView. 1872 flags |= StatusBarManager.DISABLE_RECENT; 1873 } 1874 if (isShowingAndNotOccluded()) { 1875 flags |= StatusBarManager.DISABLE_HOME; 1876 } 1877 1878 if (DEBUG) { 1879 Log.d(TAG, "adjustStatusBarLocked: mShowing=" + mShowing + " mOccluded=" + mOccluded 1880 + " isSecure=" + isSecure() + " --> flags=0x" + Integer.toHexString(flags)); 1881 } 1882 1883 mStatusBarManager.disable(flags); 1884 } 1885 } 1886 1887 /** 1888 * Handle message sent by {@link #resetStateLocked} 1889 * @see #RESET 1890 */ 1891 private void handleReset() { 1892 synchronized (KeyguardViewMediator.this) { 1893 if (DEBUG) Log.d(TAG, "handleReset"); 1894 mStatusBarKeyguardViewManager.reset(true /* hideBouncerWhenShowing */); 1895 } 1896 } 1897 1898 /** 1899 * Handle message sent by {@link #verifyUnlock} 1900 * @see #VERIFY_UNLOCK 1901 */ 1902 private void handleVerifyUnlock() { 1903 Trace.beginSection("KeyguardViewMediator#handleVerifyUnlock"); 1904 synchronized (KeyguardViewMediator.this) { 1905 if (DEBUG) Log.d(TAG, "handleVerifyUnlock"); 1906 setShowingLocked(true); 1907 mStatusBarKeyguardViewManager.dismissAndCollapse(); 1908 } 1909 Trace.endSection(); 1910 } 1911 1912 private void handleNotifyStartedGoingToSleep() { 1913 synchronized (KeyguardViewMediator.this) { 1914 if (DEBUG) Log.d(TAG, "handleNotifyStartedGoingToSleep"); 1915 mStatusBarKeyguardViewManager.onStartedGoingToSleep(); 1916 } 1917 } 1918 1919 /** 1920 * Handle message sent by {@link #notifyFinishedGoingToSleep()} 1921 * @see #NOTIFY_FINISHED_GOING_TO_SLEEP 1922 */ 1923 private void handleNotifyFinishedGoingToSleep() { 1924 synchronized (KeyguardViewMediator.this) { 1925 if (DEBUG) Log.d(TAG, "handleNotifyFinishedGoingToSleep"); 1926 mStatusBarKeyguardViewManager.onFinishedGoingToSleep(); 1927 } 1928 } 1929 1930 private void handleNotifyStartedWakingUp() { 1931 Trace.beginSection("KeyguardViewMediator#handleMotifyStartedWakingUp"); 1932 synchronized (KeyguardViewMediator.this) { 1933 if (DEBUG) Log.d(TAG, "handleNotifyWakingUp"); 1934 mStatusBarKeyguardViewManager.onStartedWakingUp(); 1935 } 1936 Trace.endSection(); 1937 } 1938 1939 private void handleNotifyScreenTurningOn(IKeyguardDrawnCallback callback) { 1940 Trace.beginSection("KeyguardViewMediator#handleNotifyScreenTurningOn"); 1941 synchronized (KeyguardViewMediator.this) { 1942 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurningOn"); 1943 mStatusBarKeyguardViewManager.onScreenTurningOn(); 1944 if (callback != null) { 1945 if (mWakeAndUnlocking) { 1946 mDrawnCallback = callback; 1947 } else { 1948 notifyDrawn(callback); 1949 } 1950 } 1951 } 1952 Trace.endSection(); 1953 } 1954 1955 private void handleNotifyScreenTurnedOn() { 1956 Trace.beginSection("KeyguardViewMediator#handleNotifyScreenTurnedOn"); 1957 if (LatencyTracker.isEnabled(mContext)) { 1958 LatencyTracker.getInstance(mContext).onActionEnd(LatencyTracker.ACTION_TURN_ON_SCREEN); 1959 } 1960 synchronized (this) { 1961 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOn"); 1962 mStatusBarKeyguardViewManager.onScreenTurnedOn(); 1963 } 1964 Trace.endSection(); 1965 } 1966 1967 private void handleNotifyScreenTurnedOff() { 1968 synchronized (this) { 1969 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOff"); 1970 mStatusBarKeyguardViewManager.onScreenTurnedOff(); 1971 mDrawnCallback = null; 1972 } 1973 } 1974 1975 private void notifyDrawn(final IKeyguardDrawnCallback callback) { 1976 Trace.beginSection("KeyguardViewMediator#notifyDrawn"); 1977 try { 1978 callback.onDrawn(); 1979 } catch (RemoteException e) { 1980 Slog.w(TAG, "Exception calling onDrawn():", e); 1981 } 1982 Trace.endSection(); 1983 } 1984 1985 private void resetKeyguardDonePendingLocked() { 1986 mKeyguardDonePending = false; 1987 mHandler.removeMessages(KEYGUARD_DONE_PENDING_TIMEOUT); 1988 } 1989 1990 @Override 1991 public void onBootCompleted() { 1992 mUpdateMonitor.dispatchBootCompleted(); 1993 synchronized (this) { 1994 mBootCompleted = true; 1995 if (mBootSendUserPresent) { 1996 sendUserPresentBroadcast(); 1997 } 1998 } 1999 } 2000 2001 public void onWakeAndUnlocking() { 2002 Trace.beginSection("KeyguardViewMediator#onWakeAndUnlocking"); 2003 mWakeAndUnlocking = true; 2004 keyguardDone(); 2005 Trace.endSection(); 2006 } 2007 2008 public StatusBarKeyguardViewManager registerStatusBar(StatusBar statusBar, 2009 ViewGroup container, 2010 ScrimController scrimController, 2011 FingerprintUnlockController fingerprintUnlockController) { 2012 mStatusBarKeyguardViewManager.registerStatusBar(statusBar, container, 2013 scrimController, fingerprintUnlockController, 2014 mDismissCallbackRegistry); 2015 return mStatusBarKeyguardViewManager; 2016 } 2017 2018 public void startKeyguardExitAnimation(long startTime, long fadeoutDuration) { 2019 Trace.beginSection("KeyguardViewMediator#startKeyguardExitAnimation"); 2020 Message msg = mHandler.obtainMessage(START_KEYGUARD_EXIT_ANIM, 2021 new StartKeyguardExitAnimParams(startTime, fadeoutDuration)); 2022 mHandler.sendMessage(msg); 2023 Trace.endSection(); 2024 } 2025 2026 public void onShortPowerPressedGoHome() { 2027 // do nothing 2028 } 2029 2030 public ViewMediatorCallback getViewMediatorCallback() { 2031 return mViewMediatorCallback; 2032 } 2033 2034 public LockPatternUtils getLockPatternUtils() { 2035 return mLockPatternUtils; 2036 } 2037 2038 @Override 2039 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 2040 pw.print(" mSystemReady: "); pw.println(mSystemReady); 2041 pw.print(" mBootCompleted: "); pw.println(mBootCompleted); 2042 pw.print(" mBootSendUserPresent: "); pw.println(mBootSendUserPresent); 2043 pw.print(" mExternallyEnabled: "); pw.println(mExternallyEnabled); 2044 pw.print(" mShuttingDown: "); pw.println(mShuttingDown); 2045 pw.print(" mNeedToReshowWhenReenabled: "); pw.println(mNeedToReshowWhenReenabled); 2046 pw.print(" mShowing: "); pw.println(mShowing); 2047 pw.print(" mInputRestricted: "); pw.println(mInputRestricted); 2048 pw.print(" mOccluded: "); pw.println(mOccluded); 2049 pw.print(" mDelayedShowingSequence: "); pw.println(mDelayedShowingSequence); 2050 pw.print(" mExitSecureCallback: "); pw.println(mExitSecureCallback); 2051 pw.print(" mDeviceInteractive: "); pw.println(mDeviceInteractive); 2052 pw.print(" mGoingToSleep: "); pw.println(mGoingToSleep); 2053 pw.print(" mHiding: "); pw.println(mHiding); 2054 pw.print(" mWaitingUntilKeyguardVisible: "); pw.println(mWaitingUntilKeyguardVisible); 2055 pw.print(" mKeyguardDonePending: "); pw.println(mKeyguardDonePending); 2056 pw.print(" mHideAnimationRun: "); pw.println(mHideAnimationRun); 2057 pw.print(" mPendingReset: "); pw.println(mPendingReset); 2058 pw.print(" mPendingLock: "); pw.println(mPendingLock); 2059 pw.print(" mWakeAndUnlocking: "); pw.println(mWakeAndUnlocking); 2060 pw.print(" mDrawnCallback: "); pw.println(mDrawnCallback); 2061 } 2062 2063 private static class StartKeyguardExitAnimParams { 2064 2065 long startTime; 2066 long fadeoutDuration; 2067 2068 private StartKeyguardExitAnimParams(long startTime, long fadeoutDuration) { 2069 this.startTime = startTime; 2070 this.fadeoutDuration = fadeoutDuration; 2071 } 2072 } 2073 2074 private void setShowingLocked(boolean showing) { 2075 setShowingLocked(showing, mSecondaryDisplayShowing, false /* forceCallbacks */); 2076 } 2077 2078 private void setShowingLocked( 2079 boolean showing, int secondaryDisplayShowing, boolean forceCallbacks) { 2080 final boolean notifyDefaultDisplayCallbacks = showing != mShowing || forceCallbacks; 2081 if (notifyDefaultDisplayCallbacks || secondaryDisplayShowing != mSecondaryDisplayShowing) { 2082 mShowing = showing; 2083 mSecondaryDisplayShowing = secondaryDisplayShowing; 2084 if (notifyDefaultDisplayCallbacks) { 2085 notifyDefaultDisplayCallbacks(showing); 2086 } 2087 updateActivityLockScreenState(showing, secondaryDisplayShowing); 2088 } 2089 } 2090 2091 private void notifyDefaultDisplayCallbacks(boolean showing) { 2092 int size = mKeyguardStateCallbacks.size(); 2093 for (int i = size - 1; i >= 0; i--) { 2094 IKeyguardStateCallback callback = mKeyguardStateCallbacks.get(i); 2095 try { 2096 callback.onShowingStateChanged(showing); 2097 } catch (RemoteException e) { 2098 Slog.w(TAG, "Failed to call onShowingStateChanged", e); 2099 if (e instanceof DeadObjectException) { 2100 mKeyguardStateCallbacks.remove(callback); 2101 } 2102 } 2103 } 2104 updateInputRestrictedLocked(); 2105 mUiOffloadThread.submit(() -> { 2106 mTrustManager.reportKeyguardShowingChanged(); 2107 }); 2108 } 2109 2110 private void notifyTrustedChangedLocked(boolean trusted) { 2111 int size = mKeyguardStateCallbacks.size(); 2112 for (int i = size - 1; i >= 0; i--) { 2113 try { 2114 mKeyguardStateCallbacks.get(i).onTrustedChanged(trusted); 2115 } catch (RemoteException e) { 2116 Slog.w(TAG, "Failed to call notifyTrustedChangedLocked", e); 2117 if (e instanceof DeadObjectException) { 2118 mKeyguardStateCallbacks.remove(i); 2119 } 2120 } 2121 } 2122 } 2123 2124 private void notifyHasLockscreenWallpaperChanged(boolean hasLockscreenWallpaper) { 2125 int size = mKeyguardStateCallbacks.size(); 2126 for (int i = size - 1; i >= 0; i--) { 2127 try { 2128 mKeyguardStateCallbacks.get(i).onHasLockscreenWallpaperChanged( 2129 hasLockscreenWallpaper); 2130 } catch (RemoteException e) { 2131 Slog.w(TAG, "Failed to call onHasLockscreenWallpaperChanged", e); 2132 if (e instanceof DeadObjectException) { 2133 mKeyguardStateCallbacks.remove(i); 2134 } 2135 } 2136 } 2137 } 2138 2139 public void addStateMonitorCallback(IKeyguardStateCallback callback) { 2140 synchronized (this) { 2141 mKeyguardStateCallbacks.add(callback); 2142 try { 2143 callback.onSimSecureStateChanged(mUpdateMonitor.isSimPinSecure()); 2144 callback.onShowingStateChanged(mShowing); 2145 callback.onInputRestrictedStateChanged(mInputRestricted); 2146 callback.onTrustedChanged(mUpdateMonitor.getUserHasTrust( 2147 KeyguardUpdateMonitor.getCurrentUser())); 2148 callback.onHasLockscreenWallpaperChanged(mUpdateMonitor.hasLockscreenWallpaper()); 2149 } catch (RemoteException e) { 2150 Slog.w(TAG, "Failed to call to IKeyguardStateCallback", e); 2151 } 2152 } 2153 } 2154 } 2155