KeyguardViewMediator.java revision 13a58a91d362e74933b3064a65be4bf4449cfdc4
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 17package com.android.systemui.keyguard; 18 19import android.annotation.UserIdInt; 20import android.app.Activity; 21import android.app.ActivityManager; 22import android.app.ActivityManagerNative; 23import android.app.AlarmManager; 24import android.app.PendingIntent; 25import android.app.SearchManager; 26import android.app.StatusBarManager; 27import android.app.trust.TrustManager; 28import android.content.BroadcastReceiver; 29import android.content.ContentResolver; 30import android.content.Context; 31import android.content.Intent; 32import android.content.IntentFilter; 33import android.content.pm.UserInfo; 34import android.media.AudioManager; 35import android.media.SoundPool; 36import android.os.Bundle; 37import android.os.DeadObjectException; 38import android.os.Handler; 39import android.os.Looper; 40import android.os.Message; 41import android.os.PowerManager; 42import android.os.RemoteException; 43import android.os.SystemClock; 44import android.os.SystemProperties; 45import android.os.Trace; 46import android.os.UserHandle; 47import android.os.UserManager; 48import android.os.storage.StorageManager; 49import android.provider.Settings; 50import android.telephony.SubscriptionManager; 51import android.telephony.TelephonyManager; 52import android.util.EventLog; 53import android.util.Log; 54import android.util.Slog; 55import android.view.IWindowManager; 56import android.view.ViewGroup; 57import android.view.WindowManagerGlobal; 58import android.view.WindowManagerPolicy; 59import android.view.animation.Animation; 60import android.view.animation.AnimationUtils; 61 62import com.android.internal.policy.IKeyguardDrawnCallback; 63import com.android.internal.policy.IKeyguardExitCallback; 64import com.android.internal.policy.IKeyguardStateCallback; 65import com.android.internal.telephony.IccCardConstants; 66import com.android.internal.widget.LockPatternUtils; 67import com.android.keyguard.KeyguardConstants; 68import com.android.keyguard.KeyguardDisplayManager; 69import com.android.keyguard.KeyguardSecurityView; 70import com.android.keyguard.KeyguardUpdateMonitor; 71import com.android.keyguard.KeyguardUpdateMonitorCallback; 72import com.android.keyguard.ViewMediatorCallback; 73import com.android.systemui.SystemUI; 74import com.android.systemui.SystemUIFactory; 75import com.android.systemui.classifier.FalsingManager; 76import com.android.systemui.statusbar.phone.FingerprintUnlockController; 77import com.android.systemui.statusbar.phone.PhoneStatusBar; 78import com.android.systemui.statusbar.phone.ScrimController; 79import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager; 80import com.android.systemui.statusbar.phone.StatusBarWindowManager; 81 82import java.io.FileDescriptor; 83import java.io.PrintWriter; 84import java.util.ArrayList; 85import java.util.List; 86 87import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT; 88import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_USER_REQUEST; 89import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL; 90import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW; 91import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_LOCKOUT; 92 93/** 94 * Mediates requests related to the keyguard. This includes queries about the 95 * state of the keyguard, power management events that effect whether the keyguard 96 * should be shown or reset, callbacks to the phone window manager to notify 97 * it of when the keyguard is showing, and events from the keyguard view itself 98 * stating that the keyguard was succesfully unlocked. 99 * 100 * Note that the keyguard view is shown when the screen is off (as appropriate) 101 * so that once the screen comes on, it will be ready immediately. 102 * 103 * Example queries about the keyguard: 104 * - is {movement, key} one that should wake the keygaurd? 105 * - is the keyguard showing? 106 * - are input events restricted due to the state of the keyguard? 107 * 108 * Callbacks to the phone window manager: 109 * - the keyguard is showing 110 * 111 * Example external events that translate to keyguard view changes: 112 * - screen turned off -> reset the keyguard, and show it so it will be ready 113 * next time the screen turns on 114 * - keyboard is slid open -> if the keyguard is not secure, hide it 115 * 116 * Events from the keyguard view: 117 * - user succesfully unlocked keyguard -> hide keyguard view, and no longer 118 * restrict input events. 119 * 120 * Note: in addition to normal power managment events that effect the state of 121 * whether the keyguard should be showing, external apps and services may request 122 * that the keyguard be disabled via {@link #setKeyguardEnabled(boolean)}. When 123 * false, this will override all other conditions for turning on the keyguard. 124 * 125 * Threading and synchronization: 126 * This class is created by the initialization routine of the {@link android.view.WindowManagerPolicy}, 127 * and runs on its thread. The keyguard UI is created from that thread in the 128 * constructor of this class. The apis may be called from other threads, including the 129 * {@link com.android.server.input.InputManagerService}'s and {@link android.view.WindowManager}'s. 130 * Therefore, methods on this class are synchronized, and any action that is pointed 131 * directly to the keyguard UI is posted to a {@link android.os.Handler} to ensure it is taken on the UI 132 * thread of the keyguard. 133 */ 134public class KeyguardViewMediator extends SystemUI { 135 private static final int KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT = 30000; 136 private static final long KEYGUARD_DONE_PENDING_TIMEOUT_MS = 3000; 137 138 private static final boolean DEBUG = KeyguardConstants.DEBUG; 139 private static final boolean DEBUG_SIM_STATES = KeyguardConstants.DEBUG_SIM_STATES; 140 private final static boolean DBG_WAKE = false; 141 142 private final static String TAG = "KeyguardViewMediator"; 143 144 private static final String DELAYED_KEYGUARD_ACTION = 145 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_KEYGUARD"; 146 private static final String DELAYED_LOCK_PROFILE_ACTION = 147 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_LOCK"; 148 149 // used for handler messages 150 private static final int SHOW = 2; 151 private static final int HIDE = 3; 152 private static final int RESET = 4; 153 private static final int VERIFY_UNLOCK = 5; 154 private static final int NOTIFY_FINISHED_GOING_TO_SLEEP = 6; 155 private static final int NOTIFY_SCREEN_TURNING_ON = 7; 156 private static final int KEYGUARD_DONE = 9; 157 private static final int KEYGUARD_DONE_DRAWING = 10; 158 private static final int KEYGUARD_DONE_AUTHENTICATING = 11; 159 private static final int SET_OCCLUDED = 12; 160 private static final int KEYGUARD_TIMEOUT = 13; 161 private static final int DISMISS = 17; 162 private static final int START_KEYGUARD_EXIT_ANIM = 18; 163 private static final int ON_ACTIVITY_DRAWN = 19; 164 private static final int KEYGUARD_DONE_PENDING_TIMEOUT = 20; 165 private static final int NOTIFY_STARTED_WAKING_UP = 21; 166 private static final int NOTIFY_SCREEN_TURNED_ON = 22; 167 private static final int NOTIFY_SCREEN_TURNED_OFF = 23; 168 private static final int NOTIFY_STARTED_GOING_TO_SLEEP = 24; 169 170 /** 171 * The default amount of time we stay awake (used for all key input) 172 */ 173 public static final int AWAKE_INTERVAL_DEFAULT_MS = 10000; 174 175 /** 176 * How long to wait after the screen turns off due to timeout before 177 * turning on the keyguard (i.e, the user has this much time to turn 178 * the screen back on without having to face the keyguard). 179 */ 180 private static final int KEYGUARD_LOCK_AFTER_DELAY_DEFAULT = 5000; 181 182 /** 183 * How long we'll wait for the {@link ViewMediatorCallback#keyguardDoneDrawing()} 184 * callback before unblocking a call to {@link #setKeyguardEnabled(boolean)} 185 * that is reenabling the keyguard. 186 */ 187 private static final int KEYGUARD_DONE_DRAWING_TIMEOUT_MS = 2000; 188 189 /** 190 * Secure setting whether analytics are collected on the keyguard. 191 */ 192 private static final String KEYGUARD_ANALYTICS_SETTING = "keyguard_analytics"; 193 194 /** 195 * Boolean option for doKeyguardLocked/doKeyguardTimeout which, when set to true, forces the 196 * keyguard to show even if it is disabled for the current user. 197 */ 198 public static final String OPTION_FORCE_SHOW = "force_show"; 199 200 /** The stream type that the lock sounds are tied to. */ 201 private int mUiSoundsStreamType; 202 203 private AlarmManager mAlarmManager; 204 private AudioManager mAudioManager; 205 private StatusBarManager mStatusBarManager; 206 207 private boolean mSystemReady; 208 private boolean mBootCompleted; 209 private boolean mBootSendUserPresent; 210 211 /** High level access to the power manager for WakeLocks */ 212 private PowerManager mPM; 213 214 /** High level access to the window manager for dismissing keyguard animation */ 215 private IWindowManager mWM; 216 217 218 /** TrustManager for letting it know when we change visibility */ 219 private TrustManager mTrustManager; 220 221 /** SearchManager for determining whether or not search assistant is available */ 222 private SearchManager mSearchManager; 223 224 /** 225 * Used to keep the device awake while to ensure the keyguard finishes opening before 226 * we sleep. 227 */ 228 private PowerManager.WakeLock mShowKeyguardWakeLock; 229 230 private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager; 231 232 // these are protected by synchronized (this) 233 234 /** 235 * External apps (like the phone app) can tell us to disable the keygaurd. 236 */ 237 private boolean mExternallyEnabled = true; 238 239 /** 240 * Remember if an external call to {@link #setKeyguardEnabled} with value 241 * false caused us to hide the keyguard, so that we need to reshow it once 242 * the keygaurd is reenabled with another call with value true. 243 */ 244 private boolean mNeedToReshowWhenReenabled = false; 245 246 // cached value of whether we are showing (need to know this to quickly 247 // answer whether the input should be restricted) 248 private boolean mShowing; 249 250 /** Cached value of #isInputRestricted */ 251 private boolean mInputRestricted; 252 253 // true if the keyguard is hidden by another window 254 private boolean mOccluded = false; 255 256 /** 257 * Helps remember whether the screen has turned on since the last time 258 * it turned off due to timeout. see {@link #onScreenTurnedOff(int)} 259 */ 260 private int mDelayedShowingSequence; 261 262 /** 263 * Simiar to {@link #mDelayedProfileShowingSequence}, but it is for profile case. 264 */ 265 private int mDelayedProfileShowingSequence; 266 267 /** 268 * If the user has disabled the keyguard, then requests to exit, this is 269 * how we'll ultimately let them know whether it was successful. We use this 270 * var being non-null as an indicator that there is an in progress request. 271 */ 272 private IKeyguardExitCallback mExitSecureCallback; 273 274 // the properties of the keyguard 275 276 private KeyguardUpdateMonitor mUpdateMonitor; 277 278 private boolean mDeviceInteractive; 279 private boolean mGoingToSleep; 280 281 // last known state of the cellular connection 282 private String mPhoneState = TelephonyManager.EXTRA_STATE_IDLE; 283 284 /** 285 * Whether a hide is pending an we are just waiting for #startKeyguardExitAnimation to be 286 * called. 287 * */ 288 private boolean mHiding; 289 290 /** 291 * we send this intent when the keyguard is dismissed. 292 */ 293 private static final Intent USER_PRESENT_INTENT = new Intent(Intent.ACTION_USER_PRESENT) 294 .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING 295 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 296 297 /** 298 * {@link #setKeyguardEnabled} waits on this condition when it reenables 299 * the keyguard. 300 */ 301 private boolean mWaitingUntilKeyguardVisible = false; 302 private LockPatternUtils mLockPatternUtils; 303 private boolean mKeyguardDonePending = false; 304 private boolean mHideAnimationRun = false; 305 306 private SoundPool mLockSounds; 307 private int mLockSoundId; 308 private int mUnlockSoundId; 309 private int mTrustedSoundId; 310 private int mLockSoundStreamId; 311 312 /** 313 * The animation used for hiding keyguard. This is used to fetch the animation timings if 314 * WindowManager is not providing us with them. 315 */ 316 private Animation mHideAnimation; 317 318 /** 319 * The volume applied to the lock/unlock sounds. 320 */ 321 private float mLockSoundVolume; 322 323 /** 324 * For managing external displays 325 */ 326 private KeyguardDisplayManager mKeyguardDisplayManager; 327 328 private final ArrayList<IKeyguardStateCallback> mKeyguardStateCallbacks = new ArrayList<>(); 329 330 /** 331 * When starting going to sleep, we figured out that we need to reset Keyguard state and this 332 * should be committed when finished going to sleep. 333 */ 334 private boolean mPendingReset; 335 336 /** 337 * When starting going to sleep, we figured out that we need to lock Keyguard and this should be 338 * committed when finished going to sleep. 339 */ 340 private boolean mPendingLock; 341 342 private boolean mLockLater; 343 344 private boolean mWakeAndUnlocking; 345 private IKeyguardDrawnCallback mDrawnCallback; 346 347 private boolean mIsPerUserLock; 348 349 KeyguardUpdateMonitorCallback mUpdateCallback = new KeyguardUpdateMonitorCallback() { 350 351 @Override 352 public void onUserSwitching(int userId) { 353 // Note that the mLockPatternUtils user has already been updated from setCurrentUser. 354 // We need to force a reset of the views, since lockNow (called by 355 // ActivityManagerService) will not reconstruct the keyguard if it is already showing. 356 synchronized (KeyguardViewMediator.this) { 357 resetKeyguardDonePendingLocked(); 358 resetStateLocked(); 359 adjustStatusBarLocked(); 360 } 361 } 362 363 @Override 364 public void onUserSwitchComplete(int userId) { 365 if (userId != UserHandle.USER_SYSTEM) { 366 UserInfo info = UserManager.get(mContext).getUserInfo(userId); 367 if (info != null && (info.isGuest() || info.isDemo())) { 368 // If we just switched to a guest, try to dismiss keyguard. 369 dismiss(false /* allowWhileOccluded */); 370 } 371 } 372 } 373 374 @Override 375 public void onUserInfoChanged(int userId) { 376 } 377 378 @Override 379 public void onPhoneStateChanged(int phoneState) { 380 synchronized (KeyguardViewMediator.this) { 381 if (TelephonyManager.CALL_STATE_IDLE == phoneState // call ending 382 && !mDeviceInteractive // screen off 383 && mExternallyEnabled) { // not disabled by any app 384 385 // note: this is a way to gracefully reenable the keyguard when the call 386 // ends and the screen is off without always reenabling the keyguard 387 // each time the screen turns off while in call (and having an occasional ugly 388 // flicker while turning back on the screen and disabling the keyguard again). 389 if (DEBUG) Log.d(TAG, "screen is off and call ended, let's make sure the " 390 + "keyguard is showing"); 391 doKeyguardLocked(null); 392 } 393 } 394 } 395 396 @Override 397 public void onClockVisibilityChanged() { 398 adjustStatusBarLocked(); 399 } 400 401 @Override 402 public void onDeviceProvisioned() { 403 sendUserPresentBroadcast(); 404 synchronized (KeyguardViewMediator.this) { 405 // If system user is provisioned, we might want to lock now to avoid showing launcher 406 if (mustNotUnlockCurrentUser()) { 407 doKeyguardLocked(null); 408 } 409 } 410 } 411 412 @Override 413 public void onSimStateChanged(int subId, int slotId, IccCardConstants.State simState) { 414 415 if (DEBUG_SIM_STATES) { 416 Log.d(TAG, "onSimStateChanged(subId=" + subId + ", slotId=" + slotId 417 + ",state=" + simState + ")"); 418 } 419 420 int size = mKeyguardStateCallbacks.size(); 421 boolean simPinSecure = mUpdateMonitor.isSimPinSecure(); 422 for (int i = size - 1; i >= 0; i--) { 423 try { 424 mKeyguardStateCallbacks.get(i).onSimSecureStateChanged(simPinSecure); 425 } catch (RemoteException e) { 426 Slog.w(TAG, "Failed to call onSimSecureStateChanged", e); 427 if (e instanceof DeadObjectException) { 428 mKeyguardStateCallbacks.remove(i); 429 } 430 } 431 } 432 433 switch (simState) { 434 case NOT_READY: 435 case ABSENT: 436 // only force lock screen in case of missing sim if user hasn't 437 // gone through setup wizard 438 synchronized (this) { 439 if (shouldWaitForProvisioning()) { 440 if (!mShowing) { 441 if (DEBUG_SIM_STATES) Log.d(TAG, "ICC_ABSENT isn't showing," 442 + " we need to show the keyguard since the " 443 + "device isn't provisioned yet."); 444 doKeyguardLocked(null); 445 } else { 446 resetStateLocked(); 447 } 448 } 449 } 450 break; 451 case PIN_REQUIRED: 452 case PUK_REQUIRED: 453 synchronized (this) { 454 if (!mShowing) { 455 if (DEBUG_SIM_STATES) Log.d(TAG, 456 "INTENT_VALUE_ICC_LOCKED and keygaurd isn't " 457 + "showing; need to show keyguard so user can enter sim pin"); 458 doKeyguardLocked(null); 459 } else { 460 resetStateLocked(); 461 } 462 } 463 break; 464 case PERM_DISABLED: 465 synchronized (this) { 466 if (!mShowing) { 467 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED and " 468 + "keygaurd isn't showing."); 469 doKeyguardLocked(null); 470 } else { 471 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED, resetStateLocked to" 472 + "show permanently disabled message in lockscreen."); 473 resetStateLocked(); 474 } 475 } 476 break; 477 case READY: 478 synchronized (this) { 479 if (mShowing) { 480 resetStateLocked(); 481 } 482 } 483 break; 484 default: 485 if (DEBUG_SIM_STATES) Log.v(TAG, "Ignoring state: " + simState); 486 break; 487 } 488 } 489 490 @Override 491 public void onFingerprintAuthFailed() { 492 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 493 if (mLockPatternUtils.isSecure(currentUser)) { 494 mLockPatternUtils.getDevicePolicyManager().reportFailedFingerprintAttempt( 495 currentUser); 496 } 497 } 498 499 @Override 500 public void onFingerprintAuthenticated(int userId) { 501 if (mLockPatternUtils.isSecure(userId)) { 502 mLockPatternUtils.getDevicePolicyManager().reportSuccessfulFingerprintAttempt( 503 userId); 504 } 505 } 506 507 @Override 508 public void onTrustChanged(int userId) { 509 if (userId == KeyguardUpdateMonitor.getCurrentUser()) { 510 synchronized (KeyguardViewMediator.this) { 511 notifyTrustedChangedLocked(mUpdateMonitor.getUserHasTrust(userId)); 512 } 513 } 514 } 515 516 517 }; 518 519 ViewMediatorCallback mViewMediatorCallback = new ViewMediatorCallback() { 520 521 @Override 522 public void userActivity() { 523 KeyguardViewMediator.this.userActivity(); 524 } 525 526 @Override 527 public void keyguardDone(boolean strongAuth, int targetUserId) { 528 if (targetUserId != ActivityManager.getCurrentUser()) { 529 return; 530 } 531 532 if (!mKeyguardDonePending) { 533 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 534 } 535 if (strongAuth) { 536 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 537 } 538 } 539 540 @Override 541 public void keyguardDoneDrawing() { 542 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardDoneDrawing"); 543 mHandler.sendEmptyMessage(KEYGUARD_DONE_DRAWING); 544 Trace.endSection(); 545 } 546 547 @Override 548 public void setNeedsInput(boolean needsInput) { 549 mStatusBarKeyguardViewManager.setNeedsInput(needsInput); 550 } 551 552 @Override 553 public void keyguardDonePending(boolean strongAuth, int targetUserId) { 554 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardDonePending"); 555 if (targetUserId != ActivityManager.getCurrentUser()) { 556 Trace.endSection(); 557 return; 558 } 559 560 mKeyguardDonePending = true; 561 mHideAnimationRun = true; 562 mStatusBarKeyguardViewManager.startPreHideAnimation(null /* finishRunnable */); 563 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_PENDING_TIMEOUT, 564 KEYGUARD_DONE_PENDING_TIMEOUT_MS); 565 if (strongAuth) { 566 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 567 } 568 Trace.endSection(); 569 } 570 571 @Override 572 public void keyguardGone() { 573 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#keyguardGone"); 574 mKeyguardDisplayManager.hide(); 575 Trace.endSection(); 576 } 577 578 @Override 579 public void readyForKeyguardDone() { 580 Trace.beginSection("KeyguardViewMediator.mViewMediatorCallback#readyForKeyguardDone"); 581 if (mKeyguardDonePending) { 582 // Somebody has called keyguardDonePending before, which means that we are 583 // authenticated 584 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 585 } 586 Trace.endSection(); 587 } 588 589 @Override 590 public void resetKeyguard() { 591 resetStateLocked(); 592 } 593 594 @Override 595 public void playTrustedSound() { 596 KeyguardViewMediator.this.playTrustedSound(); 597 } 598 599 @Override 600 public boolean isInputRestricted() { 601 return KeyguardViewMediator.this.isInputRestricted(); 602 } 603 604 @Override 605 public boolean isScreenOn() { 606 return mDeviceInteractive; 607 } 608 609 @Override 610 public int getBouncerPromptReason() { 611 int currentUser = ActivityManager.getCurrentUser(); 612 boolean trust = mTrustManager.isTrustUsuallyManaged(currentUser); 613 boolean fingerprint = mUpdateMonitor.isUnlockWithFingerprintPossible(currentUser); 614 boolean any = trust || fingerprint; 615 KeyguardUpdateMonitor.StrongAuthTracker strongAuthTracker = 616 mUpdateMonitor.getStrongAuthTracker(); 617 int strongAuth = strongAuthTracker.getStrongAuthForUser(currentUser); 618 619 if (any && !strongAuthTracker.hasUserAuthenticatedSinceBoot()) { 620 return KeyguardSecurityView.PROMPT_REASON_RESTART; 621 } else if (fingerprint && mUpdateMonitor.hasFingerprintUnlockTimedOut(currentUser)) { 622 return KeyguardSecurityView.PROMPT_REASON_TIMEOUT; 623 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW) != 0) { 624 return KeyguardSecurityView.PROMPT_REASON_DEVICE_ADMIN; 625 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_USER_REQUEST) != 0) { 626 return KeyguardSecurityView.PROMPT_REASON_USER_REQUEST; 627 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_LOCKOUT) != 0) { 628 return KeyguardSecurityView.PROMPT_REASON_AFTER_LOCKOUT; 629 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL) != 0) { 630 return KeyguardSecurityView.PROMPT_REASON_WRONG_CREDENTIAL; 631 } 632 633 return KeyguardSecurityView.PROMPT_REASON_NONE; 634 } 635 }; 636 637 public void userActivity() { 638 mPM.userActivity(SystemClock.uptimeMillis(), false); 639 } 640 641 boolean mustNotUnlockCurrentUser() { 642 return (UserManager.isSplitSystemUser() || UserManager.isDeviceInDemoMode(mContext)) 643 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM; 644 } 645 646 private void setupLocked() { 647 mPM = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE); 648 mWM = WindowManagerGlobal.getWindowManagerService(); 649 mTrustManager = (TrustManager) mContext.getSystemService(Context.TRUST_SERVICE); 650 651 mShowKeyguardWakeLock = mPM.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "show keyguard"); 652 mShowKeyguardWakeLock.setReferenceCounted(false); 653 654 mContext.registerReceiver(mBroadcastReceiver, new IntentFilter(DELAYED_KEYGUARD_ACTION)); 655 mContext.registerReceiver( 656 mBroadcastReceiver, new IntentFilter(DELAYED_LOCK_PROFILE_ACTION)); 657 658 mKeyguardDisplayManager = new KeyguardDisplayManager(mContext); 659 660 mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE); 661 662 mUpdateMonitor = KeyguardUpdateMonitor.getInstance(mContext); 663 664 mLockPatternUtils = new LockPatternUtils(mContext); 665 KeyguardUpdateMonitor.setCurrentUser(ActivityManager.getCurrentUser()); 666 667 // Assume keyguard is showing (unless it's disabled) until we know for sure... 668 setShowingLocked(!shouldWaitForProvisioning() && !mLockPatternUtils.isLockScreenDisabled( 669 KeyguardUpdateMonitor.getCurrentUser())); 670 updateInputRestrictedLocked(); 671 mTrustManager.reportKeyguardShowingChanged(); 672 673 mStatusBarKeyguardViewManager = 674 SystemUIFactory.getInstance().createStatusBarKeyguardViewManager(mContext, 675 mViewMediatorCallback, mLockPatternUtils); 676 final ContentResolver cr = mContext.getContentResolver(); 677 678 mDeviceInteractive = mPM.isInteractive(); 679 680 mLockSounds = new SoundPool(1, AudioManager.STREAM_SYSTEM, 0); 681 String soundPath = Settings.Global.getString(cr, Settings.Global.LOCK_SOUND); 682 if (soundPath != null) { 683 mLockSoundId = mLockSounds.load(soundPath, 1); 684 } 685 if (soundPath == null || mLockSoundId == 0) { 686 Log.w(TAG, "failed to load lock sound from " + soundPath); 687 } 688 soundPath = Settings.Global.getString(cr, Settings.Global.UNLOCK_SOUND); 689 if (soundPath != null) { 690 mUnlockSoundId = mLockSounds.load(soundPath, 1); 691 } 692 if (soundPath == null || mUnlockSoundId == 0) { 693 Log.w(TAG, "failed to load unlock sound from " + soundPath); 694 } 695 soundPath = Settings.Global.getString(cr, Settings.Global.TRUSTED_SOUND); 696 if (soundPath != null) { 697 mTrustedSoundId = mLockSounds.load(soundPath, 1); 698 } 699 if (soundPath == null || mTrustedSoundId == 0) { 700 Log.w(TAG, "failed to load trusted sound from " + soundPath); 701 } 702 703 int lockSoundDefaultAttenuation = mContext.getResources().getInteger( 704 com.android.internal.R.integer.config_lockSoundVolumeDb); 705 mLockSoundVolume = (float)Math.pow(10, (float)lockSoundDefaultAttenuation/20); 706 707 mHideAnimation = AnimationUtils.loadAnimation(mContext, 708 com.android.internal.R.anim.lock_screen_behind_enter); 709 } 710 711 @Override 712 public void start() { 713 synchronized (this) { 714 setupLocked(); 715 } 716 putComponent(KeyguardViewMediator.class, this); 717 } 718 719 /** 720 * Let us know that the system is ready after startup. 721 */ 722 public void onSystemReady() { 723 mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); 724 synchronized (this) { 725 if (DEBUG) Log.d(TAG, "onSystemReady"); 726 mSystemReady = true; 727 doKeyguardLocked(null); 728 mUpdateMonitor.registerCallback(mUpdateCallback); 729 } 730 mIsPerUserLock = StorageManager.isFileEncryptedNativeOrEmulated(); 731 // Most services aren't available until the system reaches the ready state, so we 732 // send it here when the device first boots. 733 maybeSendUserPresentBroadcast(); 734 } 735 736 /** 737 * Called to let us know the screen was turned off. 738 * @param why either {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_USER} or 739 * {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_TIMEOUT}. 740 */ 741 public void onStartedGoingToSleep(int why) { 742 if (DEBUG) Log.d(TAG, "onStartedGoingToSleep(" + why + ")"); 743 synchronized (this) { 744 mDeviceInteractive = false; 745 mGoingToSleep = true; 746 747 // Lock immediately based on setting if secure (user has a pin/pattern/password). 748 // This also "locks" the device when not secure to provide easy access to the 749 // camera while preventing unwanted input. 750 int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 751 final boolean lockImmediately = 752 mLockPatternUtils.getPowerButtonInstantlyLocks(currentUser) 753 || !mLockPatternUtils.isSecure(currentUser); 754 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 755 mLockLater = false; 756 if (mExitSecureCallback != null) { 757 if (DEBUG) Log.d(TAG, "pending exit secure callback cancelled"); 758 try { 759 mExitSecureCallback.onKeyguardExitResult(false); 760 } catch (RemoteException e) { 761 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 762 } 763 mExitSecureCallback = null; 764 if (!mExternallyEnabled) { 765 hideLocked(); 766 } 767 } else if (mShowing) { 768 mPendingReset = true; 769 } else if ((why == WindowManagerPolicy.OFF_BECAUSE_OF_TIMEOUT && timeout > 0) 770 || (why == WindowManagerPolicy.OFF_BECAUSE_OF_USER && !lockImmediately)) { 771 doKeyguardLaterLocked(timeout); 772 mLockLater = true; 773 } else if (!mLockPatternUtils.isLockScreenDisabled(currentUser)) { 774 mPendingLock = true; 775 } 776 777 if (mPendingLock) { 778 playSounds(true); 779 } 780 } 781 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedGoingToSleep(why); 782 notifyStartedGoingToSleep(); 783 } 784 785 public void onFinishedGoingToSleep(int why, boolean cameraGestureTriggered) { 786 if (DEBUG) Log.d(TAG, "onFinishedGoingToSleep(" + why + ")"); 787 synchronized (this) { 788 mDeviceInteractive = false; 789 mGoingToSleep = false; 790 791 resetKeyguardDonePendingLocked(); 792 mHideAnimationRun = false; 793 794 notifyFinishedGoingToSleep(); 795 796 if (cameraGestureTriggered) { 797 Log.i(TAG, "Camera gesture was triggered, preventing Keyguard locking."); 798 799 // Just to make sure, make sure the device is awake. 800 mContext.getSystemService(PowerManager.class).wakeUp(SystemClock.uptimeMillis(), 801 "com.android.systemui:CAMERA_GESTURE_PREVENT_LOCK"); 802 mPendingLock = false; 803 mPendingReset = false; 804 } 805 806 if (mPendingReset) { 807 resetStateLocked(); 808 mPendingReset = false; 809 } 810 811 if (mPendingLock) { 812 doKeyguardLocked(null); 813 mPendingLock = false; 814 } 815 816 // We do not have timeout and power button instant lock setting for profile lock. 817 // So we use the personal setting if there is any. But if there is no device 818 // we need to make sure we lock it immediately when the screen is off. 819 if (!mLockLater && !cameraGestureTriggered) { 820 doKeyguardForChildProfilesLocked(); 821 } 822 823 } 824 KeyguardUpdateMonitor.getInstance(mContext).dispatchFinishedGoingToSleep(why); 825 } 826 827 private long getLockTimeout(int userId) { 828 // if the screen turned off because of timeout or the user hit the power button 829 // and we don't need to lock immediately, set an alarm 830 // to enable it a little bit later (i.e, give the user a chance 831 // to turn the screen back on within a certain window without 832 // having to unlock the screen) 833 final ContentResolver cr = mContext.getContentResolver(); 834 835 // From SecuritySettings 836 final long lockAfterTimeout = Settings.Secure.getInt(cr, 837 Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 838 KEYGUARD_LOCK_AFTER_DELAY_DEFAULT); 839 840 // From DevicePolicyAdmin 841 final long policyTimeout = mLockPatternUtils.getDevicePolicyManager() 842 .getMaximumTimeToLockForUserAndProfiles(userId); 843 844 long timeout; 845 846 if (policyTimeout <= 0) { 847 timeout = lockAfterTimeout; 848 } else { 849 // From DisplaySettings 850 long displayTimeout = Settings.System.getInt(cr, SCREEN_OFF_TIMEOUT, 851 KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT); 852 853 // policy in effect. Make sure we don't go beyond policy limit. 854 displayTimeout = Math.max(displayTimeout, 0); // ignore negative values 855 timeout = Math.min(policyTimeout - displayTimeout, lockAfterTimeout); 856 timeout = Math.max(timeout, 0); 857 } 858 return timeout; 859 } 860 861 private void doKeyguardLaterLocked() { 862 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 863 if (timeout == 0) { 864 doKeyguardLocked(null); 865 } else { 866 doKeyguardLaterLocked(timeout); 867 } 868 } 869 870 private void doKeyguardLaterLocked(long timeout) { 871 // Lock in the future 872 long when = SystemClock.elapsedRealtime() + timeout; 873 Intent intent = new Intent(DELAYED_KEYGUARD_ACTION); 874 intent.putExtra("seq", mDelayedShowingSequence); 875 intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 876 PendingIntent sender = PendingIntent.getBroadcast(mContext, 877 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); 878 mAlarmManager.setExactAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, when, sender); 879 if (DEBUG) Log.d(TAG, "setting alarm to turn off keyguard, seq = " 880 + mDelayedShowingSequence); 881 doKeyguardLaterForChildProfilesLocked(); 882 } 883 884 private void doKeyguardLaterForChildProfilesLocked() { 885 UserManager um = UserManager.get(mContext); 886 for (int profileId : um.getEnabledProfileIds(UserHandle.myUserId())) { 887 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(profileId)) { 888 long userTimeout = getLockTimeout(profileId); 889 if (userTimeout == 0) { 890 doKeyguardForChildProfilesLocked(); 891 } else { 892 long userWhen = SystemClock.elapsedRealtime() + userTimeout; 893 Intent lockIntent = new Intent(DELAYED_LOCK_PROFILE_ACTION); 894 lockIntent.putExtra("seq", mDelayedProfileShowingSequence); 895 lockIntent.putExtra(Intent.EXTRA_USER_ID, profileId); 896 lockIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 897 PendingIntent lockSender = PendingIntent.getBroadcast( 898 mContext, 0, lockIntent, PendingIntent.FLAG_CANCEL_CURRENT); 899 mAlarmManager.setExactAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, 900 userWhen, lockSender); 901 } 902 } 903 } 904 } 905 906 private void doKeyguardForChildProfilesLocked() { 907 UserManager um = UserManager.get(mContext); 908 for (int profileId : um.getEnabledProfileIds(UserHandle.myUserId())) { 909 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(profileId)) { 910 lockProfile(profileId); 911 } 912 } 913 } 914 915 private void cancelDoKeyguardLaterLocked() { 916 mDelayedShowingSequence++; 917 } 918 919 private void cancelDoKeyguardForChildProfilesLocked() { 920 mDelayedProfileShowingSequence++; 921 } 922 923 /** 924 * Let's us know when the device is waking up. 925 */ 926 public void onStartedWakingUp() { 927 Trace.beginSection("KeyguardViewMediator#onStartedWakingUp"); 928 929 // TODO: Rename all screen off/on references to interactive/sleeping 930 synchronized (this) { 931 mDeviceInteractive = true; 932 cancelDoKeyguardLaterLocked(); 933 cancelDoKeyguardForChildProfilesLocked(); 934 if (DEBUG) Log.d(TAG, "onStartedWakingUp, seq = " + mDelayedShowingSequence); 935 notifyStartedWakingUp(); 936 } 937 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedWakingUp(); 938 maybeSendUserPresentBroadcast(); 939 Trace.endSection(); 940 } 941 942 public void onScreenTurningOn(IKeyguardDrawnCallback callback) { 943 Trace.beginSection("KeyguardViewMediator#onScreenTurningOn"); 944 notifyScreenOn(callback); 945 Trace.endSection(); 946 } 947 948 public void onScreenTurnedOn() { 949 Trace.beginSection("KeyguardViewMediator#onScreenTurnedOn"); 950 notifyScreenTurnedOn(); 951 mUpdateMonitor.dispatchScreenTurnedOn(); 952 Trace.endSection(); 953 } 954 955 public void onScreenTurnedOff() { 956 notifyScreenTurnedOff(); 957 mUpdateMonitor.dispatchScreenTurnedOff(); 958 } 959 960 private void maybeSendUserPresentBroadcast() { 961 if (mSystemReady && mLockPatternUtils.isLockScreenDisabled( 962 KeyguardUpdateMonitor.getCurrentUser())) { 963 // Lock screen is disabled because the user has set the preference to "None". 964 // In this case, send out ACTION_USER_PRESENT here instead of in 965 // handleKeyguardDone() 966 sendUserPresentBroadcast(); 967 } else if (mSystemReady && shouldWaitForProvisioning()) { 968 // Skipping the lockscreen because we're not yet provisioned, but we still need to 969 // notify the StrongAuthTracker that it's now safe to run trust agents, in case the 970 // user sets a credential later. 971 getLockPatternUtils().userPresent(KeyguardUpdateMonitor.getCurrentUser()); 972 } 973 } 974 975 /** 976 * A dream started. We should lock after the usual screen-off lock timeout but only 977 * if there is a secure lock pattern. 978 */ 979 public void onDreamingStarted() { 980 synchronized (this) { 981 if (mDeviceInteractive 982 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 983 doKeyguardLaterLocked(); 984 } 985 } 986 } 987 988 /** 989 * A dream stopped. 990 */ 991 public void onDreamingStopped() { 992 synchronized (this) { 993 if (mDeviceInteractive) { 994 cancelDoKeyguardLaterLocked(); 995 } 996 } 997 } 998 999 /** 1000 * Same semantics as {@link android.view.WindowManagerPolicy#enableKeyguard}; provide 1001 * a way for external stuff to override normal keyguard behavior. For instance 1002 * the phone app disables the keyguard when it receives incoming calls. 1003 */ 1004 public void setKeyguardEnabled(boolean enabled) { 1005 synchronized (this) { 1006 if (DEBUG) Log.d(TAG, "setKeyguardEnabled(" + enabled + ")"); 1007 1008 mExternallyEnabled = enabled; 1009 1010 if (!enabled && mShowing) { 1011 if (mExitSecureCallback != null) { 1012 if (DEBUG) Log.d(TAG, "in process of verifyUnlock request, ignoring"); 1013 // we're in the process of handling a request to verify the user 1014 // can get past the keyguard. ignore extraneous requests to disable / reenable 1015 return; 1016 } 1017 1018 // hiding keyguard that is showing, remember to reshow later 1019 if (DEBUG) Log.d(TAG, "remembering to reshow, hiding keyguard, " 1020 + "disabling status bar expansion"); 1021 mNeedToReshowWhenReenabled = true; 1022 updateInputRestrictedLocked(); 1023 hideLocked(); 1024 } else if (enabled && mNeedToReshowWhenReenabled) { 1025 // reenabled after previously hidden, reshow 1026 if (DEBUG) Log.d(TAG, "previously hidden, reshowing, reenabling " 1027 + "status bar expansion"); 1028 mNeedToReshowWhenReenabled = false; 1029 updateInputRestrictedLocked(); 1030 1031 if (mExitSecureCallback != null) { 1032 if (DEBUG) Log.d(TAG, "onKeyguardExitResult(false), resetting"); 1033 try { 1034 mExitSecureCallback.onKeyguardExitResult(false); 1035 } catch (RemoteException e) { 1036 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1037 } 1038 mExitSecureCallback = null; 1039 resetStateLocked(); 1040 } else { 1041 showLocked(null); 1042 1043 // block until we know the keygaurd is done drawing (and post a message 1044 // to unblock us after a timeout so we don't risk blocking too long 1045 // and causing an ANR). 1046 mWaitingUntilKeyguardVisible = true; 1047 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_DRAWING, KEYGUARD_DONE_DRAWING_TIMEOUT_MS); 1048 if (DEBUG) Log.d(TAG, "waiting until mWaitingUntilKeyguardVisible is false"); 1049 while (mWaitingUntilKeyguardVisible) { 1050 try { 1051 wait(); 1052 } catch (InterruptedException e) { 1053 Thread.currentThread().interrupt(); 1054 } 1055 } 1056 if (DEBUG) Log.d(TAG, "done waiting for mWaitingUntilKeyguardVisible"); 1057 } 1058 } 1059 } 1060 } 1061 1062 /** 1063 * @see android.app.KeyguardManager#exitKeyguardSecurely 1064 */ 1065 public void verifyUnlock(IKeyguardExitCallback callback) { 1066 Trace.beginSection("KeyguardViewMediator#verifyUnlock"); 1067 synchronized (this) { 1068 if (DEBUG) Log.d(TAG, "verifyUnlock"); 1069 if (shouldWaitForProvisioning()) { 1070 // don't allow this api when the device isn't provisioned 1071 if (DEBUG) Log.d(TAG, "ignoring because device isn't provisioned"); 1072 try { 1073 callback.onKeyguardExitResult(false); 1074 } catch (RemoteException e) { 1075 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1076 } 1077 } else if (mExternallyEnabled) { 1078 // this only applies when the user has externally disabled the 1079 // keyguard. this is unexpected and means the user is not 1080 // using the api properly. 1081 Log.w(TAG, "verifyUnlock called when not externally disabled"); 1082 try { 1083 callback.onKeyguardExitResult(false); 1084 } catch (RemoteException e) { 1085 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1086 } 1087 } else if (mExitSecureCallback != null) { 1088 // already in progress with someone else 1089 try { 1090 callback.onKeyguardExitResult(false); 1091 } catch (RemoteException e) { 1092 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1093 } 1094 } else if (!isSecure()) { 1095 1096 // Keyguard is not secure, no need to do anything, and we don't need to reshow 1097 // the Keyguard after the client releases the Keyguard lock. 1098 mExternallyEnabled = true; 1099 mNeedToReshowWhenReenabled = false; 1100 updateInputRestricted(); 1101 try { 1102 callback.onKeyguardExitResult(true); 1103 } catch (RemoteException e) { 1104 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1105 } 1106 } else { 1107 1108 // Since we prevent apps from hiding the Keyguard if we are secure, this should be 1109 // a no-op as well. 1110 try { 1111 callback.onKeyguardExitResult(false); 1112 } catch (RemoteException e) { 1113 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1114 } 1115 } 1116 } 1117 Trace.endSection(); 1118 } 1119 1120 /** 1121 * Is the keyguard currently showing and not being force hidden? 1122 */ 1123 public boolean isShowingAndNotOccluded() { 1124 return mShowing && !mOccluded; 1125 } 1126 1127 /** 1128 * Notify us when the keyguard is occluded by another window 1129 */ 1130 public void setOccluded(boolean isOccluded) { 1131 Trace.beginSection("KeyguardViewMediator#setOccluded"); 1132 if (DEBUG) Log.d(TAG, "setOccluded " + isOccluded); 1133 mHandler.removeMessages(SET_OCCLUDED); 1134 Message msg = mHandler.obtainMessage(SET_OCCLUDED, (isOccluded ? 1 : 0), 0); 1135 mHandler.sendMessage(msg); 1136 Trace.endSection(); 1137 } 1138 1139 /** 1140 * Handles SET_OCCLUDED message sent by setOccluded() 1141 */ 1142 private void handleSetOccluded(boolean isOccluded) { 1143 Trace.beginSection("KeyguardViewMediator#handleSetOccluded"); 1144 synchronized (KeyguardViewMediator.this) { 1145 if (mHiding && isOccluded) { 1146 // We're in the process of going away but WindowManager wants to show a 1147 // SHOW_WHEN_LOCKED activity instead. 1148 startKeyguardExitAnimation(0, 0); 1149 } 1150 1151 if (mOccluded != isOccluded) { 1152 mOccluded = isOccluded; 1153 mStatusBarKeyguardViewManager.setOccluded(isOccluded); 1154 updateActivityLockScreenState(); 1155 adjustStatusBarLocked(); 1156 } 1157 } 1158 Trace.endSection(); 1159 } 1160 1161 /** 1162 * Used by PhoneWindowManager to enable the keyguard due to a user activity timeout. 1163 * This must be safe to call from any thread and with any window manager locks held. 1164 */ 1165 public void doKeyguardTimeout(Bundle options) { 1166 mHandler.removeMessages(KEYGUARD_TIMEOUT); 1167 Message msg = mHandler.obtainMessage(KEYGUARD_TIMEOUT, options); 1168 mHandler.sendMessage(msg); 1169 } 1170 1171 /** 1172 * Given the state of the keyguard, is the input restricted? 1173 * Input is restricted when the keyguard is showing, or when the keyguard 1174 * was suppressed by an app that disabled the keyguard or we haven't been provisioned yet. 1175 */ 1176 public boolean isInputRestricted() { 1177 return mShowing || mNeedToReshowWhenReenabled; 1178 } 1179 1180 private void updateInputRestricted() { 1181 synchronized (this) { 1182 updateInputRestrictedLocked(); 1183 } 1184 } 1185 private void updateInputRestrictedLocked() { 1186 boolean inputRestricted = isInputRestricted(); 1187 if (mInputRestricted != inputRestricted) { 1188 mInputRestricted = inputRestricted; 1189 int size = mKeyguardStateCallbacks.size(); 1190 for (int i = size - 1; i >= 0; i--) { 1191 try { 1192 mKeyguardStateCallbacks.get(i).onInputRestrictedStateChanged(inputRestricted); 1193 } catch (RemoteException e) { 1194 Slog.w(TAG, "Failed to call onDeviceProvisioned", e); 1195 if (e instanceof DeadObjectException) { 1196 mKeyguardStateCallbacks.remove(i); 1197 } 1198 } 1199 } 1200 } 1201 } 1202 1203 /** 1204 * Enable the keyguard if the settings are appropriate. 1205 */ 1206 private void doKeyguardLocked(Bundle options) { 1207 // if another app is disabling us, don't show 1208 if (!mExternallyEnabled) { 1209 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because externally disabled"); 1210 1211 // note: we *should* set mNeedToReshowWhenReenabled=true here, but that makes 1212 // for an occasional ugly flicker in this situation: 1213 // 1) receive a call with the screen on (no keyguard) or make a call 1214 // 2) screen times out 1215 // 3) user hits key to turn screen back on 1216 // instead, we reenable the keyguard when we know the screen is off and the call 1217 // ends (see the broadcast receiver below) 1218 // TODO: clean this up when we have better support at the window manager level 1219 // for apps that wish to be on top of the keyguard 1220 return; 1221 } 1222 1223 // if the keyguard is already showing, don't bother 1224 if (mStatusBarKeyguardViewManager.isShowing()) { 1225 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because it is already showing"); 1226 resetStateLocked(); 1227 return; 1228 } 1229 1230 // In split system user mode, we never unlock system user. 1231 if (!mustNotUnlockCurrentUser() 1232 || !mUpdateMonitor.isDeviceProvisioned()) { 1233 1234 // if the setup wizard hasn't run yet, don't show 1235 final boolean requireSim = !SystemProperties.getBoolean("keyguard.no_require_sim", false); 1236 final boolean absent = SubscriptionManager.isValidSubscriptionId( 1237 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.ABSENT)); 1238 final boolean disabled = SubscriptionManager.isValidSubscriptionId( 1239 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.PERM_DISABLED)); 1240 final boolean lockedOrMissing = mUpdateMonitor.isSimPinSecure() 1241 || ((absent || disabled) && requireSim); 1242 1243 if (!lockedOrMissing && shouldWaitForProvisioning()) { 1244 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because device isn't provisioned" 1245 + " and the sim is not locked or missing"); 1246 return; 1247 } 1248 1249 boolean forceShow = options != null && options.getBoolean(OPTION_FORCE_SHOW, false); 1250 if (mLockPatternUtils.isLockScreenDisabled(KeyguardUpdateMonitor.getCurrentUser()) 1251 && !lockedOrMissing && !forceShow) { 1252 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because lockscreen is off"); 1253 return; 1254 } 1255 1256 if (mLockPatternUtils.checkVoldPassword(KeyguardUpdateMonitor.getCurrentUser())) { 1257 if (DEBUG) Log.d(TAG, "Not showing lock screen since just decrypted"); 1258 // Without this, settings is not enabled until the lock screen first appears 1259 setShowingLocked(false); 1260 hideLocked(); 1261 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 1262 return; 1263 } 1264 } 1265 1266 if (DEBUG) Log.d(TAG, "doKeyguard: showing the lock screen"); 1267 showLocked(options); 1268 } 1269 1270 private void lockProfile(int userId) { 1271 mTrustManager.setDeviceLockedForUser(userId, true); 1272 } 1273 1274 private boolean shouldWaitForProvisioning() { 1275 return !mUpdateMonitor.isDeviceProvisioned() && !isSecure(); 1276 } 1277 1278 /** 1279 * Dismiss the keyguard through the security layers. 1280 * @param allowWhileOccluded if true, dismiss the keyguard even if it's currently occluded. 1281 */ 1282 public void handleDismiss(boolean allowWhileOccluded) { 1283 if (mShowing && (allowWhileOccluded || !mOccluded)) { 1284 mStatusBarKeyguardViewManager.dismiss(); 1285 } 1286 } 1287 1288 public void dismiss(boolean allowWhileOccluded) { 1289 mHandler.obtainMessage(DISMISS, allowWhileOccluded ? 1 : 0, 0).sendToTarget(); 1290 } 1291 1292 /** 1293 * Send message to keyguard telling it to reset its state. 1294 * @see #handleReset 1295 */ 1296 private void resetStateLocked() { 1297 if (DEBUG) Log.e(TAG, "resetStateLocked"); 1298 Message msg = mHandler.obtainMessage(RESET); 1299 mHandler.sendMessage(msg); 1300 } 1301 1302 /** 1303 * Send message to keyguard telling it to verify unlock 1304 * @see #handleVerifyUnlock() 1305 */ 1306 private void verifyUnlockLocked() { 1307 if (DEBUG) Log.d(TAG, "verifyUnlockLocked"); 1308 mHandler.sendEmptyMessage(VERIFY_UNLOCK); 1309 } 1310 1311 private void notifyStartedGoingToSleep() { 1312 if (DEBUG) Log.d(TAG, "notifyStartedGoingToSleep"); 1313 mHandler.sendEmptyMessage(NOTIFY_STARTED_GOING_TO_SLEEP); 1314 } 1315 1316 private void notifyFinishedGoingToSleep() { 1317 if (DEBUG) Log.d(TAG, "notifyFinishedGoingToSleep"); 1318 mHandler.sendEmptyMessage(NOTIFY_FINISHED_GOING_TO_SLEEP); 1319 } 1320 1321 private void notifyStartedWakingUp() { 1322 if (DEBUG) Log.d(TAG, "notifyStartedWakingUp"); 1323 mHandler.sendEmptyMessage(NOTIFY_STARTED_WAKING_UP); 1324 } 1325 1326 private void notifyScreenOn(IKeyguardDrawnCallback callback) { 1327 if (DEBUG) Log.d(TAG, "notifyScreenOn"); 1328 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNING_ON, callback); 1329 mHandler.sendMessage(msg); 1330 } 1331 1332 private void notifyScreenTurnedOn() { 1333 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOn"); 1334 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_ON); 1335 mHandler.sendMessage(msg); 1336 } 1337 1338 private void notifyScreenTurnedOff() { 1339 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOff"); 1340 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_OFF); 1341 mHandler.sendMessage(msg); 1342 } 1343 1344 /** 1345 * Send message to keyguard telling it to show itself 1346 * @see #handleShow 1347 */ 1348 private void showLocked(Bundle options) { 1349 Trace.beginSection("KeyguardViewMediator#showLocked aqcuiring mShowKeyguardWakeLock"); 1350 if (DEBUG) Log.d(TAG, "showLocked"); 1351 // ensure we stay awake until we are finished displaying the keyguard 1352 mShowKeyguardWakeLock.acquire(); 1353 Message msg = mHandler.obtainMessage(SHOW, options); 1354 mHandler.sendMessage(msg); 1355 Trace.endSection(); 1356 } 1357 1358 /** 1359 * Send message to keyguard telling it to hide itself 1360 * @see #handleHide() 1361 */ 1362 private void hideLocked() { 1363 Trace.beginSection("KeyguardViewMediator#hideLocked"); 1364 if (DEBUG) Log.d(TAG, "hideLocked"); 1365 Message msg = mHandler.obtainMessage(HIDE); 1366 mHandler.sendMessage(msg); 1367 Trace.endSection(); 1368 } 1369 1370 public boolean isSecure() { 1371 return isSecure(KeyguardUpdateMonitor.getCurrentUser()); 1372 } 1373 1374 public boolean isSecure(int userId) { 1375 return mLockPatternUtils.isSecure(userId) 1376 || KeyguardUpdateMonitor.getInstance(mContext).isSimPinSecure(); 1377 } 1378 1379 public void setSwitchingUser(boolean switching) { 1380 KeyguardUpdateMonitor.getInstance(mContext).setSwitchingUser(switching); 1381 } 1382 1383 /** 1384 * Update the newUserId. Call while holding WindowManagerService lock. 1385 * NOTE: Should only be called by KeyguardViewMediator in response to the user id changing. 1386 * 1387 * @param newUserId The id of the incoming user. 1388 */ 1389 public void setCurrentUser(int newUserId) { 1390 KeyguardUpdateMonitor.setCurrentUser(newUserId); 1391 synchronized (this) { 1392 notifyTrustedChangedLocked(mUpdateMonitor.getUserHasTrust(newUserId)); 1393 } 1394 } 1395 1396 private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { 1397 @Override 1398 public void onReceive(Context context, Intent intent) { 1399 if (DELAYED_KEYGUARD_ACTION.equals(intent.getAction())) { 1400 final int sequence = intent.getIntExtra("seq", 0); 1401 if (DEBUG) Log.d(TAG, "received DELAYED_KEYGUARD_ACTION with seq = " 1402 + sequence + ", mDelayedShowingSequence = " + mDelayedShowingSequence); 1403 synchronized (KeyguardViewMediator.this) { 1404 if (mDelayedShowingSequence == sequence) { 1405 doKeyguardLocked(null); 1406 } 1407 } 1408 } else if (DELAYED_LOCK_PROFILE_ACTION.equals(intent.getAction())) { 1409 final int sequence = intent.getIntExtra("seq", 0); 1410 int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, 0); 1411 if (userId != 0) { 1412 synchronized (KeyguardViewMediator.this) { 1413 if (mDelayedProfileShowingSequence == sequence) { 1414 lockProfile(userId); 1415 } 1416 } 1417 } 1418 } 1419 } 1420 }; 1421 1422 public void keyguardDone(boolean authenticated) { 1423 Trace.beginSection("KeyguardViewMediator#keyguardDone"); 1424 if (DEBUG) Log.d(TAG, "keyguardDone(" + authenticated +")"); 1425 userActivity(); 1426 EventLog.writeEvent(70000, 2); 1427 Message msg = mHandler.obtainMessage(KEYGUARD_DONE, authenticated ? 1 : 0); 1428 mHandler.sendMessage(msg); 1429 Trace.endSection(); 1430 } 1431 1432 /** 1433 * This handler will be associated with the policy thread, which will also 1434 * be the UI thread of the keyguard. Since the apis of the policy, and therefore 1435 * this class, can be called by other threads, any action that directly 1436 * interacts with the keyguard ui should be posted to this handler, rather 1437 * than called directly. 1438 */ 1439 private Handler mHandler = new Handler(Looper.myLooper(), null, true /*async*/) { 1440 @Override 1441 public void handleMessage(Message msg) { 1442 switch (msg.what) { 1443 case SHOW: 1444 handleShow((Bundle) msg.obj); 1445 break; 1446 case HIDE: 1447 handleHide(); 1448 break; 1449 case RESET: 1450 handleReset(); 1451 break; 1452 case VERIFY_UNLOCK: 1453 Trace.beginSection("KeyguardViewMediator#handleMessage VERIFY_UNLOCK"); 1454 handleVerifyUnlock(); 1455 Trace.endSection(); 1456 break; 1457 case NOTIFY_STARTED_GOING_TO_SLEEP: 1458 handleNotifyStartedGoingToSleep(); 1459 break; 1460 case NOTIFY_FINISHED_GOING_TO_SLEEP: 1461 handleNotifyFinishedGoingToSleep(); 1462 break; 1463 case NOTIFY_SCREEN_TURNING_ON: 1464 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_SCREEN_TURNING_ON"); 1465 handleNotifyScreenTurningOn((IKeyguardDrawnCallback) msg.obj); 1466 Trace.endSection(); 1467 break; 1468 case NOTIFY_SCREEN_TURNED_ON: 1469 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_SCREEN_TURNED_ON"); 1470 handleNotifyScreenTurnedOn(); 1471 Trace.endSection(); 1472 break; 1473 case NOTIFY_SCREEN_TURNED_OFF: 1474 handleNotifyScreenTurnedOff(); 1475 break; 1476 case NOTIFY_STARTED_WAKING_UP: 1477 Trace.beginSection("KeyguardViewMediator#handleMessage NOTIFY_STARTED_WAKING_UP"); 1478 handleNotifyStartedWakingUp(); 1479 Trace.endSection(); 1480 break; 1481 case KEYGUARD_DONE: 1482 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE"); 1483 handleKeyguardDone(msg.arg1 != 0); 1484 Trace.endSection(); 1485 break; 1486 case KEYGUARD_DONE_DRAWING: 1487 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE_DRAWING"); 1488 handleKeyguardDoneDrawing(); 1489 Trace.endSection(); 1490 break; 1491 case SET_OCCLUDED: 1492 Trace.beginSection("KeyguardViewMediator#handleMessage SET_OCCLUDED"); 1493 handleSetOccluded(msg.arg1 != 0); 1494 Trace.endSection(); 1495 break; 1496 case KEYGUARD_TIMEOUT: 1497 synchronized (KeyguardViewMediator.this) { 1498 doKeyguardLocked((Bundle) msg.obj); 1499 } 1500 break; 1501 case DISMISS: 1502 handleDismiss(msg.arg1 == 1 ? true : false /* allowWhileOccluded */); 1503 break; 1504 case START_KEYGUARD_EXIT_ANIM: 1505 Trace.beginSection("KeyguardViewMediator#handleMessage START_KEYGUARD_EXIT_ANIM"); 1506 StartKeyguardExitAnimParams params = (StartKeyguardExitAnimParams) msg.obj; 1507 handleStartKeyguardExitAnimation(params.startTime, params.fadeoutDuration); 1508 FalsingManager.getInstance(mContext).onSucccessfulUnlock(); 1509 Trace.endSection(); 1510 break; 1511 case KEYGUARD_DONE_PENDING_TIMEOUT: 1512 Trace.beginSection("KeyguardViewMediator#handleMessage KEYGUARD_DONE_PENDING_TIMEOUT"); 1513 Log.w(TAG, "Timeout while waiting for activity drawn!"); 1514 Trace.endSection(); 1515 // Fall through. 1516 case ON_ACTIVITY_DRAWN: 1517 handleOnActivityDrawn(); 1518 break; 1519 } 1520 } 1521 }; 1522 1523 /** 1524 * @see #keyguardDone 1525 * @see #KEYGUARD_DONE 1526 */ 1527 private void handleKeyguardDone(boolean authenticated) { 1528 Trace.beginSection("KeyguardViewMediator#handleKeyguardDone"); 1529 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1530 if (mLockPatternUtils.isSecure(currentUser)) { 1531 mLockPatternUtils.getDevicePolicyManager().reportKeyguardDismissed(currentUser); 1532 } 1533 if (DEBUG) Log.d(TAG, "handleKeyguardDone"); 1534 synchronized (this) { 1535 resetKeyguardDonePendingLocked(); 1536 } 1537 1538 if (authenticated) { 1539 mUpdateMonitor.clearFailedUnlockAttempts(); 1540 } 1541 mUpdateMonitor.clearFingerprintRecognized(); 1542 1543 if (mGoingToSleep) { 1544 Log.i(TAG, "Device is going to sleep, aborting keyguardDone"); 1545 return; 1546 } 1547 if (mExitSecureCallback != null) { 1548 try { 1549 mExitSecureCallback.onKeyguardExitResult(authenticated); 1550 } catch (RemoteException e) { 1551 Slog.w(TAG, "Failed to call onKeyguardExitResult(" + authenticated + ")", e); 1552 } 1553 1554 mExitSecureCallback = null; 1555 1556 if (authenticated) { 1557 // after succesfully exiting securely, no need to reshow 1558 // the keyguard when they've released the lock 1559 mExternallyEnabled = true; 1560 mNeedToReshowWhenReenabled = false; 1561 updateInputRestricted(); 1562 } 1563 } 1564 1565 handleHide(); 1566 Trace.endSection(); 1567 } 1568 1569 private void sendUserPresentBroadcast() { 1570 synchronized (this) { 1571 if (mBootCompleted) { 1572 int currentUserId = KeyguardUpdateMonitor.getCurrentUser(); 1573 final UserHandle currentUser = new UserHandle(currentUserId); 1574 final UserManager um = (UserManager) mContext.getSystemService( 1575 Context.USER_SERVICE); 1576 for (int profileId : um.getProfileIdsWithDisabled(currentUser.getIdentifier())) { 1577 mContext.sendBroadcastAsUser(USER_PRESENT_INTENT, UserHandle.of(profileId)); 1578 } 1579 getLockPatternUtils().userPresent(currentUserId); 1580 } else { 1581 mBootSendUserPresent = true; 1582 } 1583 } 1584 } 1585 1586 /** 1587 * @see #keyguardDone 1588 * @see #KEYGUARD_DONE_DRAWING 1589 */ 1590 private void handleKeyguardDoneDrawing() { 1591 Trace.beginSection("KeyguardViewMediator#handleKeyguardDoneDrawing"); 1592 synchronized(this) { 1593 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing"); 1594 if (mWaitingUntilKeyguardVisible) { 1595 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing: notifying mWaitingUntilKeyguardVisible"); 1596 mWaitingUntilKeyguardVisible = false; 1597 notifyAll(); 1598 1599 // there will usually be two of these sent, one as a timeout, and one 1600 // as a result of the callback, so remove any remaining messages from 1601 // the queue 1602 mHandler.removeMessages(KEYGUARD_DONE_DRAWING); 1603 } 1604 } 1605 Trace.endSection(); 1606 } 1607 1608 private void playSounds(boolean locked) { 1609 playSound(locked ? mLockSoundId : mUnlockSoundId); 1610 } 1611 1612 private void playSound(int soundId) { 1613 if (soundId == 0) return; 1614 final ContentResolver cr = mContext.getContentResolver(); 1615 if (Settings.System.getInt(cr, Settings.System.LOCKSCREEN_SOUNDS_ENABLED, 1) == 1) { 1616 1617 mLockSounds.stop(mLockSoundStreamId); 1618 // Init mAudioManager 1619 if (mAudioManager == null) { 1620 mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); 1621 if (mAudioManager == null) return; 1622 mUiSoundsStreamType = mAudioManager.getUiSoundsStreamType(); 1623 } 1624 // If the stream is muted, don't play the sound 1625 if (mAudioManager.isStreamMute(mUiSoundsStreamType)) return; 1626 1627 mLockSoundStreamId = mLockSounds.play(soundId, 1628 mLockSoundVolume, mLockSoundVolume, 1/*priortiy*/, 0/*loop*/, 1.0f/*rate*/); 1629 } 1630 } 1631 1632 private void playTrustedSound() { 1633 playSound(mTrustedSoundId); 1634 } 1635 1636 private void updateActivityLockScreenState() { 1637 Trace.beginSection("KeyguardViewMediator#updateActivityLockScreenState"); 1638 try { 1639 ActivityManagerNative.getDefault().setLockScreenShown(mShowing, mOccluded); 1640 } catch (RemoteException e) { 1641 } 1642 Trace.endSection(); 1643 } 1644 1645 /** 1646 * Handle message sent by {@link #showLocked}. 1647 * @see #SHOW 1648 */ 1649 private void handleShow(Bundle options) { 1650 Trace.beginSection("KeyguardViewMediator#handleShow"); 1651 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1652 if (mLockPatternUtils.isSecure(currentUser)) { 1653 mLockPatternUtils.getDevicePolicyManager().reportKeyguardSecured(currentUser); 1654 } 1655 synchronized (KeyguardViewMediator.this) { 1656 if (!mSystemReady) { 1657 if (DEBUG) Log.d(TAG, "ignoring handleShow because system is not ready."); 1658 return; 1659 } else { 1660 if (DEBUG) Log.d(TAG, "handleShow"); 1661 } 1662 1663 setShowingLocked(true); 1664 mStatusBarKeyguardViewManager.show(options); 1665 mHiding = false; 1666 mWakeAndUnlocking = false; 1667 resetKeyguardDonePendingLocked(); 1668 mHideAnimationRun = false; 1669 updateActivityLockScreenState(); 1670 adjustStatusBarLocked(); 1671 userActivity(); 1672 1673 mShowKeyguardWakeLock.release(); 1674 } 1675 mKeyguardDisplayManager.show(); 1676 Trace.endSection(); 1677 } 1678 1679 private final Runnable mKeyguardGoingAwayRunnable = new Runnable() { 1680 @Override 1681 public void run() { 1682 Trace.beginSection("KeyguardViewMediator.mKeyGuardGoingAwayRunnable"); 1683 if (DEBUG) Log.d(TAG, "keyguardGoingAway"); 1684 try { 1685 mStatusBarKeyguardViewManager.keyguardGoingAway(); 1686 1687 int flags = 0; 1688 if (mStatusBarKeyguardViewManager.shouldDisableWindowAnimationsForUnlock() 1689 || mWakeAndUnlocking) { 1690 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_NO_WINDOW_ANIMATIONS; 1691 } 1692 if (mStatusBarKeyguardViewManager.isGoingToNotificationShade()) { 1693 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_TO_SHADE; 1694 } 1695 if (mStatusBarKeyguardViewManager.isUnlockWithWallpaper()) { 1696 flags |= WindowManagerPolicy.KEYGUARD_GOING_AWAY_FLAG_WITH_WALLPAPER; 1697 } 1698 1699 // Don't actually hide the Keyguard at the moment, wait for window 1700 // manager until it tells us it's safe to do so with 1701 // startKeyguardExitAnimation. 1702 ActivityManagerNative.getDefault().keyguardGoingAway(flags); 1703 } catch (RemoteException e) { 1704 Log.e(TAG, "Error while calling WindowManager", e); 1705 } 1706 Trace.endSection(); 1707 } 1708 }; 1709 1710 /** 1711 * Handle message sent by {@link #hideLocked()} 1712 * @see #HIDE 1713 */ 1714 private void handleHide() { 1715 Trace.beginSection("KeyguardViewMediator#handleHide"); 1716 synchronized (KeyguardViewMediator.this) { 1717 if (DEBUG) Log.d(TAG, "handleHide"); 1718 1719 if (mustNotUnlockCurrentUser()) { 1720 // In split system user mode, we never unlock system user. The end user has to 1721 // switch to another user. 1722 // TODO: We should stop it early by disabling the swipe up flow. Right now swipe up 1723 // still completes and makes the screen blank. 1724 if (DEBUG) Log.d(TAG, "Split system user, quit unlocking."); 1725 return; 1726 } 1727 mHiding = true; 1728 if (mShowing && !mOccluded) { 1729 if (!mHideAnimationRun) { 1730 mStatusBarKeyguardViewManager.startPreHideAnimation(mKeyguardGoingAwayRunnable); 1731 } else { 1732 mKeyguardGoingAwayRunnable.run(); 1733 } 1734 } else { 1735 1736 // Don't try to rely on WindowManager - if Keyguard wasn't showing, window 1737 // manager won't start the exit animation. 1738 handleStartKeyguardExitAnimation( 1739 SystemClock.uptimeMillis() + mHideAnimation.getStartOffset(), 1740 mHideAnimation.getDuration()); 1741 } 1742 } 1743 Trace.endSection(); 1744 } 1745 1746 private void handleOnActivityDrawn() { 1747 if (DEBUG) Log.d(TAG, "handleOnActivityDrawn: mKeyguardDonePending=" + mKeyguardDonePending); 1748 if (mKeyguardDonePending) { 1749 mStatusBarKeyguardViewManager.onActivityDrawn(); 1750 } 1751 } 1752 1753 private void handleStartKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1754 Trace.beginSection("KeyguardViewMediator#handleStartKeyguardExitAnimation"); 1755 if (DEBUG) Log.d(TAG, "handleStartKeyguardExitAnimation startTime=" + startTime 1756 + " fadeoutDuration=" + fadeoutDuration); 1757 synchronized (KeyguardViewMediator.this) { 1758 1759 if (!mHiding) { 1760 return; 1761 } 1762 mHiding = false; 1763 1764 if (mWakeAndUnlocking && mDrawnCallback != null) { 1765 1766 // Hack level over 9000: To speed up wake-and-unlock sequence, force it to report 1767 // the next draw from here so we don't have to wait for window manager to signal 1768 // this to our ViewRootImpl. 1769 mStatusBarKeyguardViewManager.getViewRootImpl().setReportNextDraw(); 1770 notifyDrawn(mDrawnCallback); 1771 mDrawnCallback = null; 1772 } 1773 1774 // only play "unlock" noises if not on a call (since the incall UI 1775 // disables the keyguard) 1776 if (TelephonyManager.EXTRA_STATE_IDLE.equals(mPhoneState)) { 1777 playSounds(false); 1778 } 1779 1780 mWakeAndUnlocking = false; 1781 setShowingLocked(false); 1782 mStatusBarKeyguardViewManager.hide(startTime, fadeoutDuration); 1783 resetKeyguardDonePendingLocked(); 1784 mHideAnimationRun = false; 1785 updateActivityLockScreenState(); 1786 adjustStatusBarLocked(); 1787 sendUserPresentBroadcast(); 1788 } 1789 Trace.endSection(); 1790 } 1791 1792 private void adjustStatusBarLocked() { 1793 if (mStatusBarManager == null) { 1794 mStatusBarManager = (StatusBarManager) 1795 mContext.getSystemService(Context.STATUS_BAR_SERVICE); 1796 } 1797 if (mStatusBarManager == null) { 1798 Log.w(TAG, "Could not get status bar manager"); 1799 } else { 1800 // Disable aspects of the system/status/navigation bars that must not be re-enabled by 1801 // windows that appear on top, ever 1802 int flags = StatusBarManager.DISABLE_NONE; 1803 if (mShowing) { 1804 // Permanently disable components not available when keyguard is enabled 1805 // (like recents). Temporary enable/disable (e.g. the "back" button) are 1806 // done in KeyguardHostView. 1807 flags |= StatusBarManager.DISABLE_RECENT; 1808 flags |= StatusBarManager.DISABLE_SEARCH; 1809 } 1810 if (isShowingAndNotOccluded()) { 1811 flags |= StatusBarManager.DISABLE_HOME; 1812 } 1813 1814 if (DEBUG) { 1815 Log.d(TAG, "adjustStatusBarLocked: mShowing=" + mShowing + " mOccluded=" + mOccluded 1816 + " isSecure=" + isSecure() + " --> flags=0x" + Integer.toHexString(flags)); 1817 } 1818 1819 if (!(mContext instanceof Activity)) { 1820 mStatusBarManager.disable(flags); 1821 } 1822 } 1823 } 1824 1825 /** 1826 * Handle message sent by {@link #resetStateLocked} 1827 * @see #RESET 1828 */ 1829 private void handleReset() { 1830 synchronized (KeyguardViewMediator.this) { 1831 if (DEBUG) Log.d(TAG, "handleReset"); 1832 mStatusBarKeyguardViewManager.reset(); 1833 } 1834 } 1835 1836 /** 1837 * Handle message sent by {@link #verifyUnlock} 1838 * @see #VERIFY_UNLOCK 1839 */ 1840 private void handleVerifyUnlock() { 1841 Trace.beginSection("KeyguardViewMediator#handleVerifyUnlock"); 1842 synchronized (KeyguardViewMediator.this) { 1843 if (DEBUG) Log.d(TAG, "handleVerifyUnlock"); 1844 setShowingLocked(true); 1845 mStatusBarKeyguardViewManager.verifyUnlock(); 1846 updateActivityLockScreenState(); 1847 } 1848 Trace.endSection(); 1849 } 1850 1851 private void handleNotifyStartedGoingToSleep() { 1852 synchronized (KeyguardViewMediator.this) { 1853 if (DEBUG) Log.d(TAG, "handleNotifyStartedGoingToSleep"); 1854 mStatusBarKeyguardViewManager.onStartedGoingToSleep(); 1855 } 1856 } 1857 1858 /** 1859 * Handle message sent by {@link #notifyFinishedGoingToSleep()} 1860 * @see #NOTIFY_FINISHED_GOING_TO_SLEEP 1861 */ 1862 private void handleNotifyFinishedGoingToSleep() { 1863 synchronized (KeyguardViewMediator.this) { 1864 if (DEBUG) Log.d(TAG, "handleNotifyFinishedGoingToSleep"); 1865 mStatusBarKeyguardViewManager.onFinishedGoingToSleep(); 1866 } 1867 } 1868 1869 private void handleNotifyStartedWakingUp() { 1870 Trace.beginSection("KeyguardViewMediator#handleMotifyStartedWakingUp"); 1871 synchronized (KeyguardViewMediator.this) { 1872 if (DEBUG) Log.d(TAG, "handleNotifyWakingUp"); 1873 mStatusBarKeyguardViewManager.onStartedWakingUp(); 1874 } 1875 Trace.endSection(); 1876 } 1877 1878 private void handleNotifyScreenTurningOn(IKeyguardDrawnCallback callback) { 1879 Trace.beginSection("KeyguardViewMediator#handleNotifyScreenTurningOn"); 1880 synchronized (KeyguardViewMediator.this) { 1881 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurningOn"); 1882 mStatusBarKeyguardViewManager.onScreenTurningOn(); 1883 if (callback != null) { 1884 if (mWakeAndUnlocking) { 1885 mDrawnCallback = callback; 1886 } else { 1887 notifyDrawn(callback); 1888 } 1889 } 1890 } 1891 Trace.endSection(); 1892 } 1893 1894 private void handleNotifyScreenTurnedOn() { 1895 Trace.beginSection("KeyguardViewMediator#handleNotifyScreenTurnedOn"); 1896 synchronized (this) { 1897 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOn"); 1898 mStatusBarKeyguardViewManager.onScreenTurnedOn(); 1899 } 1900 Trace.endSection(); 1901 } 1902 1903 private void handleNotifyScreenTurnedOff() { 1904 synchronized (this) { 1905 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOff"); 1906 mStatusBarKeyguardViewManager.onScreenTurnedOff(); 1907 mDrawnCallback = null; 1908 mWakeAndUnlocking = false; 1909 } 1910 } 1911 1912 private void notifyDrawn(final IKeyguardDrawnCallback callback) { 1913 Trace.beginSection("KeyguardViewMediator#notifyDrawn"); 1914 try { 1915 callback.onDrawn(); 1916 } catch (RemoteException e) { 1917 Slog.w(TAG, "Exception calling onDrawn():", e); 1918 } 1919 Trace.endSection(); 1920 } 1921 1922 private void resetKeyguardDonePendingLocked() { 1923 mKeyguardDonePending = false; 1924 mHandler.removeMessages(KEYGUARD_DONE_PENDING_TIMEOUT); 1925 } 1926 1927 @Override 1928 public void onBootCompleted() { 1929 mUpdateMonitor.dispatchBootCompleted(); 1930 synchronized (this) { 1931 mBootCompleted = true; 1932 if (mBootSendUserPresent) { 1933 sendUserPresentBroadcast(); 1934 } 1935 } 1936 } 1937 1938 public void onWakeAndUnlocking() { 1939 Trace.beginSection("KeyguardViewMediator#onWakeAndUnlocking"); 1940 mWakeAndUnlocking = true; 1941 keyguardDone(true /* authenticated */); 1942 Trace.endSection(); 1943 } 1944 1945 public StatusBarKeyguardViewManager registerStatusBar(PhoneStatusBar phoneStatusBar, 1946 ViewGroup container, StatusBarWindowManager statusBarWindowManager, 1947 ScrimController scrimController, 1948 FingerprintUnlockController fingerprintUnlockController) { 1949 mStatusBarKeyguardViewManager.registerStatusBar(phoneStatusBar, container, 1950 statusBarWindowManager, scrimController, fingerprintUnlockController); 1951 return mStatusBarKeyguardViewManager; 1952 } 1953 1954 public void startKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1955 Trace.beginSection("KeyguardViewMediator#startKeyguardExitAnimation"); 1956 Message msg = mHandler.obtainMessage(START_KEYGUARD_EXIT_ANIM, 1957 new StartKeyguardExitAnimParams(startTime, fadeoutDuration)); 1958 mHandler.sendMessage(msg); 1959 Trace.endSection(); 1960 } 1961 1962 public void onActivityDrawn() { 1963 mHandler.sendEmptyMessage(ON_ACTIVITY_DRAWN); 1964 } 1965 1966 public ViewMediatorCallback getViewMediatorCallback() { 1967 return mViewMediatorCallback; 1968 } 1969 1970 public LockPatternUtils getLockPatternUtils() { 1971 return mLockPatternUtils; 1972 } 1973 1974 @Override 1975 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1976 pw.print(" mSystemReady: "); pw.println(mSystemReady); 1977 pw.print(" mBootCompleted: "); pw.println(mBootCompleted); 1978 pw.print(" mBootSendUserPresent: "); pw.println(mBootSendUserPresent); 1979 pw.print(" mExternallyEnabled: "); pw.println(mExternallyEnabled); 1980 pw.print(" mNeedToReshowWhenReenabled: "); pw.println(mNeedToReshowWhenReenabled); 1981 pw.print(" mShowing: "); pw.println(mShowing); 1982 pw.print(" mInputRestricted: "); pw.println(mInputRestricted); 1983 pw.print(" mOccluded: "); pw.println(mOccluded); 1984 pw.print(" mDelayedShowingSequence: "); pw.println(mDelayedShowingSequence); 1985 pw.print(" mExitSecureCallback: "); pw.println(mExitSecureCallback); 1986 pw.print(" mDeviceInteractive: "); pw.println(mDeviceInteractive); 1987 pw.print(" mGoingToSleep: "); pw.println(mGoingToSleep); 1988 pw.print(" mHiding: "); pw.println(mHiding); 1989 pw.print(" mWaitingUntilKeyguardVisible: "); pw.println(mWaitingUntilKeyguardVisible); 1990 pw.print(" mKeyguardDonePending: "); pw.println(mKeyguardDonePending); 1991 pw.print(" mHideAnimationRun: "); pw.println(mHideAnimationRun); 1992 pw.print(" mPendingReset: "); pw.println(mPendingReset); 1993 pw.print(" mPendingLock: "); pw.println(mPendingLock); 1994 pw.print(" mWakeAndUnlocking: "); pw.println(mWakeAndUnlocking); 1995 pw.print(" mDrawnCallback: "); pw.println(mDrawnCallback); 1996 } 1997 1998 private static class StartKeyguardExitAnimParams { 1999 2000 long startTime; 2001 long fadeoutDuration; 2002 2003 private StartKeyguardExitAnimParams(long startTime, long fadeoutDuration) { 2004 this.startTime = startTime; 2005 this.fadeoutDuration = fadeoutDuration; 2006 } 2007 } 2008 2009 private void setShowingLocked(boolean showing) { 2010 if (showing != mShowing) { 2011 mShowing = showing; 2012 int size = mKeyguardStateCallbacks.size(); 2013 for (int i = size - 1; i >= 0; i--) { 2014 try { 2015 mKeyguardStateCallbacks.get(i).onShowingStateChanged(showing); 2016 } catch (RemoteException e) { 2017 Slog.w(TAG, "Failed to call onShowingStateChanged", e); 2018 if (e instanceof DeadObjectException) { 2019 mKeyguardStateCallbacks.remove(i); 2020 } 2021 } 2022 } 2023 updateInputRestrictedLocked(); 2024 mTrustManager.reportKeyguardShowingChanged(); 2025 } 2026 } 2027 2028 private void notifyTrustedChangedLocked(boolean trusted) { 2029 int size = mKeyguardStateCallbacks.size(); 2030 for (int i = size - 1; i >= 0; i--) { 2031 try { 2032 mKeyguardStateCallbacks.get(i).onTrustedChanged(trusted); 2033 } catch (RemoteException e) { 2034 Slog.w(TAG, "Failed to call notifyTrustedChangedLocked", e); 2035 if (e instanceof DeadObjectException) { 2036 mKeyguardStateCallbacks.remove(i); 2037 } 2038 } 2039 } 2040 } 2041 2042 public void addStateMonitorCallback(IKeyguardStateCallback callback) { 2043 synchronized (this) { 2044 mKeyguardStateCallbacks.add(callback); 2045 try { 2046 callback.onSimSecureStateChanged(mUpdateMonitor.isSimPinSecure()); 2047 callback.onShowingStateChanged(mShowing); 2048 callback.onInputRestrictedStateChanged(mInputRestricted); 2049 callback.onTrustedChanged(mUpdateMonitor.getUserHasTrust( 2050 KeyguardUpdateMonitor.getCurrentUser())); 2051 } catch (RemoteException e) { 2052 Slog.w(TAG, "Failed to call to IKeyguardStateCallback", e); 2053 } 2054 } 2055 } 2056} 2057