KeyguardViewMediator.java revision c13723f22e476b4558061942c001ee62eaca79e4
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.app.Activity; 20import android.app.ActivityManager; 21import android.app.ActivityManagerNative; 22import android.app.AlarmManager; 23import android.app.PendingIntent; 24import android.app.SearchManager; 25import android.app.StatusBarManager; 26import android.app.trust.TrustManager; 27import android.auditing.SecurityLog; 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.UserHandle; 46import android.os.UserManager; 47import android.os.storage.StorageManager; 48import android.provider.Settings; 49import android.telephony.SubscriptionManager; 50import android.telephony.TelephonyManager; 51import android.util.EventLog; 52import android.util.Log; 53import android.util.Slog; 54import android.view.IWindowManager; 55import android.view.ViewGroup; 56import android.view.WindowManagerGlobal; 57import android.view.WindowManagerPolicy; 58import android.view.animation.Animation; 59import android.view.animation.AnimationUtils; 60 61import com.android.internal.policy.IKeyguardDrawnCallback; 62import com.android.internal.policy.IKeyguardExitCallback; 63import com.android.internal.policy.IKeyguardStateCallback; 64import com.android.internal.telephony.IccCardConstants; 65import com.android.internal.widget.LockPatternUtils; 66import com.android.keyguard.KeyguardConstants; 67import com.android.keyguard.KeyguardDisplayManager; 68import com.android.keyguard.KeyguardSecurityView; 69import com.android.keyguard.KeyguardUpdateMonitor; 70import com.android.keyguard.KeyguardUpdateMonitorCallback; 71import com.android.keyguard.ViewMediatorCallback; 72import com.android.systemui.SystemUI; 73import com.android.systemui.SystemUIFactory; 74import com.android.systemui.classifier.FalsingManager; 75import com.android.systemui.statusbar.phone.FingerprintUnlockController; 76import com.android.systemui.statusbar.phone.PhoneStatusBar; 77import com.android.systemui.statusbar.phone.ScrimController; 78import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager; 79import com.android.systemui.statusbar.phone.StatusBarWindowManager; 80 81import java.io.FileDescriptor; 82import java.io.PrintWriter; 83import java.util.ArrayList; 84import java.util.List; 85 86import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT; 87import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_USER_REQUEST; 88import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL; 89import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW; 90import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_LOCKOUT; 91 92/** 93 * Mediates requests related to the keyguard. This includes queries about the 94 * state of the keyguard, power management events that effect whether the keyguard 95 * should be shown or reset, callbacks to the phone window manager to notify 96 * it of when the keyguard is showing, and events from the keyguard view itself 97 * stating that the keyguard was succesfully unlocked. 98 * 99 * Note that the keyguard view is shown when the screen is off (as appropriate) 100 * so that once the screen comes on, it will be ready immediately. 101 * 102 * Example queries about the keyguard: 103 * - is {movement, key} one that should wake the keygaurd? 104 * - is the keyguard showing? 105 * - are input events restricted due to the state of the keyguard? 106 * 107 * Callbacks to the phone window manager: 108 * - the keyguard is showing 109 * 110 * Example external events that translate to keyguard view changes: 111 * - screen turned off -> reset the keyguard, and show it so it will be ready 112 * next time the screen turns on 113 * - keyboard is slid open -> if the keyguard is not secure, hide it 114 * 115 * Events from the keyguard view: 116 * - user succesfully unlocked keyguard -> hide keyguard view, and no longer 117 * restrict input events. 118 * 119 * Note: in addition to normal power managment events that effect the state of 120 * whether the keyguard should be showing, external apps and services may request 121 * that the keyguard be disabled via {@link #setKeyguardEnabled(boolean)}. When 122 * false, this will override all other conditions for turning on the keyguard. 123 * 124 * Threading and synchronization: 125 * This class is created by the initialization routine of the {@link android.view.WindowManagerPolicy}, 126 * and runs on its thread. The keyguard UI is created from that thread in the 127 * constructor of this class. The apis may be called from other threads, including the 128 * {@link com.android.server.input.InputManagerService}'s and {@link android.view.WindowManager}'s. 129 * Therefore, methods on this class are synchronized, and any action that is pointed 130 * directly to the keyguard UI is posted to a {@link android.os.Handler} to ensure it is taken on the UI 131 * thread of the keyguard. 132 */ 133public class KeyguardViewMediator extends SystemUI { 134 private static final int KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT = 30000; 135 private static final long KEYGUARD_DONE_PENDING_TIMEOUT_MS = 3000; 136 137 private static final boolean DEBUG = KeyguardConstants.DEBUG; 138 private static final boolean DEBUG_SIM_STATES = KeyguardConstants.DEBUG_SIM_STATES; 139 private final static boolean DBG_WAKE = false; 140 141 private final static String TAG = "KeyguardViewMediator"; 142 143 private static final String DELAYED_KEYGUARD_ACTION = 144 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_KEYGUARD"; 145 private static final String DELAYED_LOCK_PROFILE_ACTION = 146 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_LOCK"; 147 148 // used for handler messages 149 private static final int SHOW = 2; 150 private static final int HIDE = 3; 151 private static final int RESET = 4; 152 private static final int VERIFY_UNLOCK = 5; 153 private static final int NOTIFY_FINISHED_GOING_TO_SLEEP = 6; 154 private static final int NOTIFY_SCREEN_TURNING_ON = 7; 155 private static final int KEYGUARD_DONE = 9; 156 private static final int KEYGUARD_DONE_DRAWING = 10; 157 private static final int KEYGUARD_DONE_AUTHENTICATING = 11; 158 private static final int SET_OCCLUDED = 12; 159 private static final int KEYGUARD_TIMEOUT = 13; 160 private static final int DISMISS = 17; 161 private static final int START_KEYGUARD_EXIT_ANIM = 18; 162 private static final int ON_ACTIVITY_DRAWN = 19; 163 private static final int KEYGUARD_DONE_PENDING_TIMEOUT = 20; 164 private static final int NOTIFY_STARTED_WAKING_UP = 21; 165 private static final int NOTIFY_SCREEN_TURNED_ON = 22; 166 private static final int NOTIFY_SCREEN_TURNED_OFF = 23; 167 private static final int NOTIFY_STARTED_GOING_TO_SLEEP = 24; 168 169 /** 170 * The default amount of time we stay awake (used for all key input) 171 */ 172 public static final int AWAKE_INTERVAL_DEFAULT_MS = 10000; 173 174 /** 175 * How long to wait after the screen turns off due to timeout before 176 * turning on the keyguard (i.e, the user has this much time to turn 177 * the screen back on without having to face the keyguard). 178 */ 179 private static final int KEYGUARD_LOCK_AFTER_DELAY_DEFAULT = 5000; 180 181 /** 182 * How long we'll wait for the {@link ViewMediatorCallback#keyguardDoneDrawing()} 183 * callback before unblocking a call to {@link #setKeyguardEnabled(boolean)} 184 * that is reenabling the keyguard. 185 */ 186 private static final int KEYGUARD_DONE_DRAWING_TIMEOUT_MS = 2000; 187 188 /** 189 * Secure setting whether analytics are collected on the keyguard. 190 */ 191 private static final String KEYGUARD_ANALYTICS_SETTING = "keyguard_analytics"; 192 193 /** The stream type that the lock sounds are tied to. */ 194 private int mUiSoundsStreamType; 195 196 private AlarmManager mAlarmManager; 197 private AudioManager mAudioManager; 198 private StatusBarManager mStatusBarManager; 199 private boolean mSwitchingUser; 200 201 private boolean mSystemReady; 202 private boolean mBootCompleted; 203 private boolean mBootSendUserPresent; 204 205 /** High level access to the power manager for WakeLocks */ 206 private PowerManager mPM; 207 208 /** High level access to the window manager for dismissing keyguard animation */ 209 private IWindowManager mWM; 210 211 212 /** TrustManager for letting it know when we change visibility */ 213 private TrustManager mTrustManager; 214 215 /** SearchManager for determining whether or not search assistant is available */ 216 private SearchManager mSearchManager; 217 218 /** 219 * Used to keep the device awake while to ensure the keyguard finishes opening before 220 * we sleep. 221 */ 222 private PowerManager.WakeLock mShowKeyguardWakeLock; 223 224 private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager; 225 226 // these are protected by synchronized (this) 227 228 /** 229 * External apps (like the phone app) can tell us to disable the keygaurd. 230 */ 231 private boolean mExternallyEnabled = true; 232 233 /** 234 * Remember if an external call to {@link #setKeyguardEnabled} with value 235 * false caused us to hide the keyguard, so that we need to reshow it once 236 * the keygaurd is reenabled with another call with value true. 237 */ 238 private boolean mNeedToReshowWhenReenabled = false; 239 240 // cached value of whether we are showing (need to know this to quickly 241 // answer whether the input should be restricted) 242 private boolean mShowing; 243 244 /** Cached value of #isInputRestricted */ 245 private boolean mInputRestricted; 246 247 // true if the keyguard is hidden by another window 248 private boolean mOccluded = false; 249 250 /** 251 * Helps remember whether the screen has turned on since the last time 252 * it turned off due to timeout. see {@link #onScreenTurnedOff(int)} 253 */ 254 private int mDelayedShowingSequence; 255 256 /** 257 * If the user has disabled the keyguard, then requests to exit, this is 258 * how we'll ultimately let them know whether it was successful. We use this 259 * var being non-null as an indicator that there is an in progress request. 260 */ 261 private IKeyguardExitCallback mExitSecureCallback; 262 263 // the properties of the keyguard 264 265 private KeyguardUpdateMonitor mUpdateMonitor; 266 267 private boolean mDeviceInteractive; 268 private boolean mGoingToSleep; 269 270 // last known state of the cellular connection 271 private String mPhoneState = TelephonyManager.EXTRA_STATE_IDLE; 272 273 /** 274 * Whether a hide is pending an we are just waiting for #startKeyguardExitAnimation to be 275 * called. 276 * */ 277 private boolean mHiding; 278 279 /** 280 * we send this intent when the keyguard is dismissed. 281 */ 282 private static final Intent USER_PRESENT_INTENT = new Intent(Intent.ACTION_USER_PRESENT) 283 .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING 284 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 285 286 /** 287 * {@link #setKeyguardEnabled} waits on this condition when it reenables 288 * the keyguard. 289 */ 290 private boolean mWaitingUntilKeyguardVisible = false; 291 private LockPatternUtils mLockPatternUtils; 292 private boolean mKeyguardDonePending = false; 293 private boolean mHideAnimationRun = false; 294 295 private SoundPool mLockSounds; 296 private int mLockSoundId; 297 private int mUnlockSoundId; 298 private int mTrustedSoundId; 299 private int mLockSoundStreamId; 300 301 /** 302 * The animation used for hiding keyguard. This is used to fetch the animation timings if 303 * WindowManager is not providing us with them. 304 */ 305 private Animation mHideAnimation; 306 307 /** 308 * The volume applied to the lock/unlock sounds. 309 */ 310 private float mLockSoundVolume; 311 312 /** 313 * For managing external displays 314 */ 315 private KeyguardDisplayManager mKeyguardDisplayManager; 316 317 private final ArrayList<IKeyguardStateCallback> mKeyguardStateCallbacks = new ArrayList<>(); 318 319 /** 320 * When starting going to sleep, we figured out that we need to reset Keyguard state and this 321 * should be committed when finished going to sleep. 322 */ 323 private boolean mPendingReset; 324 325 /** 326 * When starting going to sleep, we figured out that we need to lock Keyguard and this should be 327 * committed when finished going to sleep. 328 */ 329 private boolean mPendingLock; 330 331 private boolean mWakeAndUnlocking; 332 private IKeyguardDrawnCallback mDrawnCallback; 333 334 private boolean mIsPerUserLock; 335 336 KeyguardUpdateMonitorCallback mUpdateCallback = new KeyguardUpdateMonitorCallback() { 337 338 @Override 339 public void onUserSwitching(int userId) { 340 // Note that the mLockPatternUtils user has already been updated from setCurrentUser. 341 // We need to force a reset of the views, since lockNow (called by 342 // ActivityManagerService) will not reconstruct the keyguard if it is already showing. 343 synchronized (KeyguardViewMediator.this) { 344 mSwitchingUser = true; 345 resetKeyguardDonePendingLocked(); 346 resetStateLocked(); 347 adjustStatusBarLocked(); 348 } 349 } 350 351 @Override 352 public void onUserSwitchComplete(int userId) { 353 mSwitchingUser = false; 354 if (userId != UserHandle.USER_SYSTEM) { 355 UserInfo info = UserManager.get(mContext).getUserInfo(userId); 356 if (info != null && info.isGuest()) { 357 // If we just switched to a guest, try to dismiss keyguard. 358 dismiss(); 359 } 360 } 361 } 362 363 @Override 364 public void onUserInfoChanged(int userId) { 365 } 366 367 @Override 368 public void onPhoneStateChanged(int phoneState) { 369 synchronized (KeyguardViewMediator.this) { 370 if (TelephonyManager.CALL_STATE_IDLE == phoneState // call ending 371 && !mDeviceInteractive // screen off 372 && mExternallyEnabled) { // not disabled by any app 373 374 // note: this is a way to gracefully reenable the keyguard when the call 375 // ends and the screen is off without always reenabling the keyguard 376 // each time the screen turns off while in call (and having an occasional ugly 377 // flicker while turning back on the screen and disabling the keyguard again). 378 if (DEBUG) Log.d(TAG, "screen is off and call ended, let's make sure the " 379 + "keyguard is showing"); 380 doKeyguardLocked(null); 381 } 382 } 383 } 384 385 @Override 386 public void onClockVisibilityChanged() { 387 adjustStatusBarLocked(); 388 } 389 390 @Override 391 public void onDeviceProvisioned() { 392 sendUserPresentBroadcast(); 393 synchronized (KeyguardViewMediator.this) { 394 // If system user is provisioned, we might want to lock now to avoid showing launcher 395 if (UserManager.isSplitSystemUser() 396 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM) { 397 doKeyguardLocked(null); 398 } 399 } 400 } 401 402 @Override 403 public void onSimStateChanged(int subId, int slotId, IccCardConstants.State simState) { 404 405 if (DEBUG_SIM_STATES) { 406 Log.d(TAG, "onSimStateChanged(subId=" + subId + ", slotId=" + slotId 407 + ",state=" + simState + ")"); 408 } 409 410 int size = mKeyguardStateCallbacks.size(); 411 boolean simPinSecure = mUpdateMonitor.isSimPinSecure(); 412 for (int i = size - 1; i >= 0; i--) { 413 try { 414 mKeyguardStateCallbacks.get(i).onSimSecureStateChanged(simPinSecure); 415 } catch (RemoteException e) { 416 Slog.w(TAG, "Failed to call onSimSecureStateChanged", e); 417 if (e instanceof DeadObjectException) { 418 mKeyguardStateCallbacks.remove(i); 419 } 420 } 421 } 422 423 switch (simState) { 424 case NOT_READY: 425 case ABSENT: 426 // only force lock screen in case of missing sim if user hasn't 427 // gone through setup wizard 428 synchronized (this) { 429 if (shouldWaitForProvisioning()) { 430 if (!mShowing) { 431 if (DEBUG_SIM_STATES) Log.d(TAG, "ICC_ABSENT isn't showing," 432 + " we need to show the keyguard since the " 433 + "device isn't provisioned yet."); 434 doKeyguardLocked(null); 435 } else { 436 resetStateLocked(); 437 } 438 } 439 } 440 break; 441 case PIN_REQUIRED: 442 case PUK_REQUIRED: 443 synchronized (this) { 444 if (!mShowing) { 445 if (DEBUG_SIM_STATES) Log.d(TAG, 446 "INTENT_VALUE_ICC_LOCKED and keygaurd isn't " 447 + "showing; need to show keyguard so user can enter sim pin"); 448 doKeyguardLocked(null); 449 } else { 450 resetStateLocked(); 451 } 452 } 453 break; 454 case PERM_DISABLED: 455 synchronized (this) { 456 if (!mShowing) { 457 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED and " 458 + "keygaurd isn't showing."); 459 doKeyguardLocked(null); 460 } else { 461 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED, resetStateLocked to" 462 + "show permanently disabled message in lockscreen."); 463 resetStateLocked(); 464 } 465 } 466 break; 467 case READY: 468 synchronized (this) { 469 if (mShowing) { 470 resetStateLocked(); 471 } 472 } 473 break; 474 default: 475 if (DEBUG_SIM_STATES) Log.v(TAG, "Ignoring state: " + simState); 476 break; 477 } 478 } 479 }; 480 481 ViewMediatorCallback mViewMediatorCallback = new ViewMediatorCallback() { 482 483 @Override 484 public void userActivity() { 485 KeyguardViewMediator.this.userActivity(); 486 } 487 488 @Override 489 public void keyguardDone(boolean strongAuth) { 490 if (!mKeyguardDonePending) { 491 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 492 } 493 if (strongAuth) { 494 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 495 } 496 } 497 498 @Override 499 public void keyguardDoneDrawing() { 500 mHandler.sendEmptyMessage(KEYGUARD_DONE_DRAWING); 501 } 502 503 @Override 504 public void setNeedsInput(boolean needsInput) { 505 mStatusBarKeyguardViewManager.setNeedsInput(needsInput); 506 } 507 508 @Override 509 public void keyguardDonePending(boolean strongAuth) { 510 mKeyguardDonePending = true; 511 mHideAnimationRun = true; 512 mStatusBarKeyguardViewManager.startPreHideAnimation(null /* finishRunnable */); 513 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_PENDING_TIMEOUT, 514 KEYGUARD_DONE_PENDING_TIMEOUT_MS); 515 if (strongAuth) { 516 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 517 } 518 } 519 520 @Override 521 public void keyguardGone() { 522 mKeyguardDisplayManager.hide(); 523 } 524 525 @Override 526 public void readyForKeyguardDone() { 527 if (mKeyguardDonePending) { 528 // Somebody has called keyguardDonePending before, which means that we are 529 // authenticated 530 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 531 } 532 } 533 534 @Override 535 public void resetKeyguard() { 536 resetStateLocked(); 537 } 538 539 @Override 540 public void playTrustedSound() { 541 KeyguardViewMediator.this.playTrustedSound(); 542 } 543 544 @Override 545 public boolean isInputRestricted() { 546 return KeyguardViewMediator.this.isInputRestricted(); 547 } 548 549 @Override 550 public boolean isScreenOn() { 551 return mDeviceInteractive; 552 } 553 554 @Override 555 public int getBouncerPromptReason() { 556 int currentUser = ActivityManager.getCurrentUser(); 557 boolean trust = mTrustManager.isTrustUsuallyManaged(currentUser); 558 boolean fingerprint = mUpdateMonitor.isUnlockWithFingerprintPossible(currentUser); 559 boolean any = trust || fingerprint; 560 KeyguardUpdateMonitor.StrongAuthTracker strongAuthTracker = 561 mUpdateMonitor.getStrongAuthTracker(); 562 int strongAuth = strongAuthTracker.getStrongAuthForUser(currentUser); 563 564 if (any && !strongAuthTracker.hasUserAuthenticatedSinceBoot()) { 565 return KeyguardSecurityView.PROMPT_REASON_RESTART; 566 } else if (fingerprint && mUpdateMonitor.hasFingerprintUnlockTimedOut(currentUser)) { 567 return KeyguardSecurityView.PROMPT_REASON_TIMEOUT; 568 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW) != 0) { 569 return KeyguardSecurityView.PROMPT_REASON_DEVICE_ADMIN; 570 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_USER_REQUEST) != 0) { 571 return KeyguardSecurityView.PROMPT_REASON_USER_REQUEST; 572 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_LOCKOUT) != 0) { 573 return KeyguardSecurityView.PROMPT_REASON_AFTER_LOCKOUT; 574 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL) != 0) { 575 return KeyguardSecurityView.PROMPT_REASON_WRONG_CREDENTIAL; 576 } 577 578 579 return KeyguardSecurityView.PROMPT_REASON_NONE; 580 } 581 }; 582 583 public void userActivity() { 584 mPM.userActivity(SystemClock.uptimeMillis(), false); 585 } 586 587 private void setupLocked() { 588 mPM = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE); 589 mWM = WindowManagerGlobal.getWindowManagerService(); 590 mTrustManager = (TrustManager) mContext.getSystemService(Context.TRUST_SERVICE); 591 592 mShowKeyguardWakeLock = mPM.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "show keyguard"); 593 mShowKeyguardWakeLock.setReferenceCounted(false); 594 595 mContext.registerReceiver(mBroadcastReceiver, new IntentFilter(DELAYED_KEYGUARD_ACTION)); 596 mContext.registerReceiver( 597 mBroadcastReceiver, new IntentFilter(DELAYED_LOCK_PROFILE_ACTION)); 598 599 mKeyguardDisplayManager = new KeyguardDisplayManager(mContext); 600 601 mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE); 602 603 mUpdateMonitor = KeyguardUpdateMonitor.getInstance(mContext); 604 605 mLockPatternUtils = new LockPatternUtils(mContext); 606 KeyguardUpdateMonitor.setCurrentUser(ActivityManager.getCurrentUser()); 607 608 // Assume keyguard is showing (unless it's disabled) until we know for sure... 609 setShowingLocked(!shouldWaitForProvisioning() && !mLockPatternUtils.isLockScreenDisabled( 610 KeyguardUpdateMonitor.getCurrentUser())); 611 updateInputRestrictedLocked(); 612 mTrustManager.reportKeyguardShowingChanged(); 613 614 mStatusBarKeyguardViewManager = 615 SystemUIFactory.getInstance().createStatusBarKeyguardViewManager(mContext, 616 mViewMediatorCallback, mLockPatternUtils); 617 final ContentResolver cr = mContext.getContentResolver(); 618 619 mDeviceInteractive = mPM.isInteractive(); 620 621 mLockSounds = new SoundPool(1, AudioManager.STREAM_SYSTEM, 0); 622 String soundPath = Settings.Global.getString(cr, Settings.Global.LOCK_SOUND); 623 if (soundPath != null) { 624 mLockSoundId = mLockSounds.load(soundPath, 1); 625 } 626 if (soundPath == null || mLockSoundId == 0) { 627 Log.w(TAG, "failed to load lock sound from " + soundPath); 628 } 629 soundPath = Settings.Global.getString(cr, Settings.Global.UNLOCK_SOUND); 630 if (soundPath != null) { 631 mUnlockSoundId = mLockSounds.load(soundPath, 1); 632 } 633 if (soundPath == null || mUnlockSoundId == 0) { 634 Log.w(TAG, "failed to load unlock sound from " + soundPath); 635 } 636 soundPath = Settings.Global.getString(cr, Settings.Global.TRUSTED_SOUND); 637 if (soundPath != null) { 638 mTrustedSoundId = mLockSounds.load(soundPath, 1); 639 } 640 if (soundPath == null || mTrustedSoundId == 0) { 641 Log.w(TAG, "failed to load trusted sound from " + soundPath); 642 } 643 644 int lockSoundDefaultAttenuation = mContext.getResources().getInteger( 645 com.android.internal.R.integer.config_lockSoundVolumeDb); 646 mLockSoundVolume = (float)Math.pow(10, (float)lockSoundDefaultAttenuation/20); 647 648 mHideAnimation = AnimationUtils.loadAnimation(mContext, 649 com.android.internal.R.anim.lock_screen_behind_enter); 650 } 651 652 @Override 653 public void start() { 654 synchronized (this) { 655 setupLocked(); 656 } 657 putComponent(KeyguardViewMediator.class, this); 658 } 659 660 /** 661 * Let us know that the system is ready after startup. 662 */ 663 public void onSystemReady() { 664 mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); 665 synchronized (this) { 666 if (DEBUG) Log.d(TAG, "onSystemReady"); 667 mSystemReady = true; 668 doKeyguardLocked(null); 669 mUpdateMonitor.registerCallback(mUpdateCallback); 670 } 671 mIsPerUserLock = StorageManager.isFileBasedEncryptionEnabled(); 672 // Most services aren't available until the system reaches the ready state, so we 673 // send it here when the device first boots. 674 maybeSendUserPresentBroadcast(); 675 } 676 677 /** 678 * Called to let us know the screen was turned off. 679 * @param why either {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_USER} or 680 * {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_TIMEOUT}. 681 */ 682 public void onStartedGoingToSleep(int why) { 683 if (DEBUG) Log.d(TAG, "onStartedGoingToSleep(" + why + ")"); 684 synchronized (this) { 685 mDeviceInteractive = false; 686 mGoingToSleep = true; 687 688 // Lock immediately based on setting if secure (user has a pin/pattern/password). 689 // This also "locks" the device when not secure to provide easy access to the 690 // camera while preventing unwanted input. 691 int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 692 final boolean lockImmediately = 693 mLockPatternUtils.getPowerButtonInstantlyLocks(currentUser) 694 || !mLockPatternUtils.isSecure(currentUser); 695 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 696 697 if (mExitSecureCallback != null) { 698 if (DEBUG) Log.d(TAG, "pending exit secure callback cancelled"); 699 try { 700 mExitSecureCallback.onKeyguardExitResult(false); 701 } catch (RemoteException e) { 702 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 703 } 704 mExitSecureCallback = null; 705 if (!mExternallyEnabled) { 706 hideLocked(); 707 } 708 } else if (mShowing) { 709 mPendingReset = true; 710 } else if ((why == WindowManagerPolicy.OFF_BECAUSE_OF_TIMEOUT && timeout > 0) 711 || (why == WindowManagerPolicy.OFF_BECAUSE_OF_USER && !lockImmediately)) { 712 doKeyguardLaterLocked(timeout); 713 } else if (!mLockPatternUtils.isLockScreenDisabled(currentUser)) { 714 mPendingLock = true; 715 } 716 717 if (mPendingLock) { 718 playSounds(true); 719 } 720 } 721 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedGoingToSleep(why); 722 notifyStartedGoingToSleep(); 723 } 724 725 public void onFinishedGoingToSleep(int why) { 726 if (DEBUG) Log.d(TAG, "onFinishedGoingToSleep(" + why + ")"); 727 synchronized (this) { 728 mDeviceInteractive = false; 729 mGoingToSleep = false; 730 731 resetKeyguardDonePendingLocked(); 732 mHideAnimationRun = false; 733 734 notifyFinishedGoingToSleep(); 735 736 if (mPendingReset) { 737 resetStateLocked(); 738 mPendingReset = false; 739 } 740 if (mPendingLock) { 741 doKeyguardLocked(null); 742 mPendingLock = false; 743 } 744 } 745 doKeyguardLaterLockedForChildProfiles(); 746 KeyguardUpdateMonitor.getInstance(mContext).dispatchFinishedGoingToSleep(why); 747 } 748 749 private long getLockTimeout(int userId) { 750 // if the screen turned off because of timeout or the user hit the power button 751 // and we don't need to lock immediately, set an alarm 752 // to enable it a little bit later (i.e, give the user a chance 753 // to turn the screen back on within a certain window without 754 // having to unlock the screen) 755 final ContentResolver cr = mContext.getContentResolver(); 756 757 // From SecuritySettings 758 final long lockAfterTimeout = Settings.Secure.getInt(cr, 759 Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 760 KEYGUARD_LOCK_AFTER_DELAY_DEFAULT); 761 762 // From DevicePolicyAdmin 763 final long policyTimeout = mLockPatternUtils.getDevicePolicyManager() 764 .getMaximumTimeToLock(null, userId); 765 766 long timeout; 767 768 if ((mLockPatternUtils.isSeparateProfileChallengeEnabled(userId)) 769 || policyTimeout <= 0) { 770 timeout = lockAfterTimeout; 771 } else { 772 // From DisplaySettings 773 long displayTimeout = Settings.System.getInt(cr, SCREEN_OFF_TIMEOUT, 774 KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT); 775 776 // policy in effect. Make sure we don't go beyond policy limit. 777 displayTimeout = Math.max(displayTimeout, 0); // ignore negative values 778 timeout = Math.min(policyTimeout - displayTimeout, lockAfterTimeout); 779 } 780 return timeout; 781 } 782 783 private void doKeyguardLaterLocked() { 784 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 785 if (timeout == 0) { 786 doKeyguardLocked(null); 787 } else { 788 doKeyguardLaterLocked(timeout); 789 } 790 } 791 792 private void doKeyguardLaterLocked(long timeout) { 793 // Lock in the future 794 long when = SystemClock.elapsedRealtime() + timeout; 795 Intent intent = new Intent(DELAYED_KEYGUARD_ACTION); 796 intent.putExtra("seq", mDelayedShowingSequence); 797 PendingIntent sender = PendingIntent.getBroadcast(mContext, 798 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); 799 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, when, sender); 800 if (DEBUG) Log.d(TAG, "setting alarm to turn off keyguard, seq = " 801 + mDelayedShowingSequence); 802 doKeyguardLaterLockedForChildProfiles(); 803 } 804 805 private void doKeyguardLaterLockedForChildProfiles() { 806 UserManager um = UserManager.get(mContext); 807 List<UserInfo> profiles = um.getEnabledProfiles(UserHandle.myUserId()); 808 if (profiles.size() > 1) { 809 for (UserInfo info : profiles) { 810 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(info.id)) { 811 long userTimeout = getLockTimeout(info.id); 812 long userWhen = SystemClock.elapsedRealtime() + userTimeout; 813 Intent lockIntent = new Intent(DELAYED_LOCK_PROFILE_ACTION); 814 lockIntent.putExtra(Intent.EXTRA_USER_ID, info.id); 815 PendingIntent lockSender = PendingIntent.getBroadcast( 816 mContext, 0, lockIntent, PendingIntent.FLAG_CANCEL_CURRENT); 817 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, userWhen, lockSender); 818 } 819 } 820 } 821 } 822 823 private void cancelDoKeyguardLaterLocked() { 824 mDelayedShowingSequence++; 825 } 826 827 /** 828 * Let's us know when the device is waking up. 829 */ 830 public void onStartedWakingUp() { 831 832 // TODO: Rename all screen off/on references to interactive/sleeping 833 synchronized (this) { 834 mDeviceInteractive = true; 835 cancelDoKeyguardLaterLocked(); 836 if (DEBUG) Log.d(TAG, "onStartedWakingUp, seq = " + mDelayedShowingSequence); 837 notifyStartedWakingUp(); 838 } 839 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedWakingUp(); 840 maybeSendUserPresentBroadcast(); 841 } 842 843 public void onScreenTurningOn(IKeyguardDrawnCallback callback) { 844 notifyScreenOn(callback); 845 } 846 847 public void onScreenTurnedOn() { 848 notifyScreenTurnedOn(); 849 mUpdateMonitor.dispatchScreenTurnedOn(); 850 } 851 852 public void onScreenTurnedOff() { 853 notifyScreenTurnedOff(); 854 mUpdateMonitor.dispatchScreenTurnedOff(); 855 } 856 857 private void maybeSendUserPresentBroadcast() { 858 if (mSystemReady && mLockPatternUtils.isLockScreenDisabled( 859 KeyguardUpdateMonitor.getCurrentUser())) { 860 // Lock screen is disabled because the user has set the preference to "None". 861 // In this case, send out ACTION_USER_PRESENT here instead of in 862 // handleKeyguardDone() 863 sendUserPresentBroadcast(); 864 } 865 } 866 867 /** 868 * A dream started. We should lock after the usual screen-off lock timeout but only 869 * if there is a secure lock pattern. 870 */ 871 public void onDreamingStarted() { 872 synchronized (this) { 873 if (mDeviceInteractive 874 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 875 doKeyguardLaterLocked(); 876 } 877 } 878 } 879 880 /** 881 * A dream stopped. 882 */ 883 public void onDreamingStopped() { 884 synchronized (this) { 885 if (mDeviceInteractive) { 886 cancelDoKeyguardLaterLocked(); 887 } 888 } 889 } 890 891 /** 892 * Same semantics as {@link android.view.WindowManagerPolicy#enableKeyguard}; provide 893 * a way for external stuff to override normal keyguard behavior. For instance 894 * the phone app disables the keyguard when it receives incoming calls. 895 */ 896 public void setKeyguardEnabled(boolean enabled) { 897 synchronized (this) { 898 if (DEBUG) Log.d(TAG, "setKeyguardEnabled(" + enabled + ")"); 899 900 mExternallyEnabled = enabled; 901 902 if (!enabled && mShowing) { 903 if (mExitSecureCallback != null) { 904 if (DEBUG) Log.d(TAG, "in process of verifyUnlock request, ignoring"); 905 // we're in the process of handling a request to verify the user 906 // can get past the keyguard. ignore extraneous requests to disable / reenable 907 return; 908 } 909 910 // hiding keyguard that is showing, remember to reshow later 911 if (DEBUG) Log.d(TAG, "remembering to reshow, hiding keyguard, " 912 + "disabling status bar expansion"); 913 mNeedToReshowWhenReenabled = true; 914 updateInputRestrictedLocked(); 915 hideLocked(); 916 } else if (enabled && mNeedToReshowWhenReenabled) { 917 // reenabled after previously hidden, reshow 918 if (DEBUG) Log.d(TAG, "previously hidden, reshowing, reenabling " 919 + "status bar expansion"); 920 mNeedToReshowWhenReenabled = false; 921 updateInputRestrictedLocked(); 922 923 if (mExitSecureCallback != null) { 924 if (DEBUG) Log.d(TAG, "onKeyguardExitResult(false), resetting"); 925 try { 926 mExitSecureCallback.onKeyguardExitResult(false); 927 } catch (RemoteException e) { 928 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 929 } 930 mExitSecureCallback = null; 931 resetStateLocked(); 932 } else { 933 showLocked(null); 934 935 // block until we know the keygaurd is done drawing (and post a message 936 // to unblock us after a timeout so we don't risk blocking too long 937 // and causing an ANR). 938 mWaitingUntilKeyguardVisible = true; 939 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_DRAWING, KEYGUARD_DONE_DRAWING_TIMEOUT_MS); 940 if (DEBUG) Log.d(TAG, "waiting until mWaitingUntilKeyguardVisible is false"); 941 while (mWaitingUntilKeyguardVisible) { 942 try { 943 wait(); 944 } catch (InterruptedException e) { 945 Thread.currentThread().interrupt(); 946 } 947 } 948 if (DEBUG) Log.d(TAG, "done waiting for mWaitingUntilKeyguardVisible"); 949 } 950 } 951 } 952 } 953 954 /** 955 * @see android.app.KeyguardManager#exitKeyguardSecurely 956 */ 957 public void verifyUnlock(IKeyguardExitCallback callback) { 958 synchronized (this) { 959 if (DEBUG) Log.d(TAG, "verifyUnlock"); 960 if (shouldWaitForProvisioning()) { 961 // don't allow this api when the device isn't provisioned 962 if (DEBUG) Log.d(TAG, "ignoring because device isn't provisioned"); 963 try { 964 callback.onKeyguardExitResult(false); 965 } catch (RemoteException e) { 966 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 967 } 968 } else if (mExternallyEnabled) { 969 // this only applies when the user has externally disabled the 970 // keyguard. this is unexpected and means the user is not 971 // using the api properly. 972 Log.w(TAG, "verifyUnlock called when not externally disabled"); 973 try { 974 callback.onKeyguardExitResult(false); 975 } catch (RemoteException e) { 976 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 977 } 978 } else if (mExitSecureCallback != null) { 979 // already in progress with someone else 980 try { 981 callback.onKeyguardExitResult(false); 982 } catch (RemoteException e) { 983 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 984 } 985 } else if (!isSecure()) { 986 987 // Keyguard is not secure, no need to do anything, and we don't need to reshow 988 // the Keyguard after the client releases the Keyguard lock. 989 mExternallyEnabled = true; 990 mNeedToReshowWhenReenabled = false; 991 updateInputRestricted(); 992 try { 993 callback.onKeyguardExitResult(true); 994 } catch (RemoteException e) { 995 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 996 } 997 } else { 998 999 // Since we prevent apps from hiding the Keyguard if we are secure, this should be 1000 // a no-op as well. 1001 try { 1002 callback.onKeyguardExitResult(false); 1003 } catch (RemoteException e) { 1004 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1005 } 1006 } 1007 } 1008 } 1009 1010 /** 1011 * Is the keyguard currently showing and not being force hidden? 1012 */ 1013 public boolean isShowingAndNotOccluded() { 1014 return mShowing && !mOccluded; 1015 } 1016 1017 /** 1018 * Notify us when the keyguard is occluded by another window 1019 */ 1020 public void setOccluded(boolean isOccluded) { 1021 if (DEBUG) Log.d(TAG, "setOccluded " + isOccluded); 1022 mHandler.removeMessages(SET_OCCLUDED); 1023 Message msg = mHandler.obtainMessage(SET_OCCLUDED, (isOccluded ? 1 : 0), 0); 1024 mHandler.sendMessage(msg); 1025 } 1026 1027 /** 1028 * Handles SET_OCCLUDED message sent by setOccluded() 1029 */ 1030 private void handleSetOccluded(boolean isOccluded) { 1031 synchronized (KeyguardViewMediator.this) { 1032 if (mHiding && isOccluded) { 1033 // We're in the process of going away but WindowManager wants to show a 1034 // SHOW_WHEN_LOCKED activity instead. 1035 startKeyguardExitAnimation(0, 0); 1036 } 1037 1038 if (mOccluded != isOccluded) { 1039 mOccluded = isOccluded; 1040 mStatusBarKeyguardViewManager.setOccluded(isOccluded); 1041 updateActivityLockScreenState(); 1042 adjustStatusBarLocked(); 1043 } 1044 } 1045 } 1046 1047 /** 1048 * Used by PhoneWindowManager to enable the keyguard due to a user activity timeout. 1049 * This must be safe to call from any thread and with any window manager locks held. 1050 */ 1051 public void doKeyguardTimeout(Bundle options) { 1052 mHandler.removeMessages(KEYGUARD_TIMEOUT); 1053 Message msg = mHandler.obtainMessage(KEYGUARD_TIMEOUT, options); 1054 mHandler.sendMessage(msg); 1055 } 1056 1057 /** 1058 * Given the state of the keyguard, is the input restricted? 1059 * Input is restricted when the keyguard is showing, or when the keyguard 1060 * was suppressed by an app that disabled the keyguard or we haven't been provisioned yet. 1061 */ 1062 public boolean isInputRestricted() { 1063 return mShowing || mNeedToReshowWhenReenabled; 1064 } 1065 1066 private void updateInputRestricted() { 1067 synchronized (this) { 1068 updateInputRestrictedLocked(); 1069 } 1070 } 1071 private void updateInputRestrictedLocked() { 1072 boolean inputRestricted = isInputRestricted(); 1073 if (mInputRestricted != inputRestricted) { 1074 mInputRestricted = inputRestricted; 1075 int size = mKeyguardStateCallbacks.size(); 1076 for (int i = size - 1; i >= 0; i--) { 1077 try { 1078 mKeyguardStateCallbacks.get(i).onInputRestrictedStateChanged(inputRestricted); 1079 } catch (RemoteException e) { 1080 Slog.w(TAG, "Failed to call onDeviceProvisioned", e); 1081 if (e instanceof DeadObjectException) { 1082 mKeyguardStateCallbacks.remove(i); 1083 } 1084 } 1085 } 1086 } 1087 } 1088 1089 /** 1090 * Enable the keyguard if the settings are appropriate. 1091 */ 1092 private void doKeyguardLocked(Bundle options) { 1093 // if another app is disabling us, don't show 1094 if (!mExternallyEnabled) { 1095 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because externally disabled"); 1096 1097 // note: we *should* set mNeedToReshowWhenReenabled=true here, but that makes 1098 // for an occasional ugly flicker in this situation: 1099 // 1) receive a call with the screen on (no keyguard) or make a call 1100 // 2) screen times out 1101 // 3) user hits key to turn screen back on 1102 // instead, we reenable the keyguard when we know the screen is off and the call 1103 // ends (see the broadcast receiver below) 1104 // TODO: clean this up when we have better support at the window manager level 1105 // for apps that wish to be on top of the keyguard 1106 return; 1107 } 1108 1109 // if the keyguard is already showing, don't bother 1110 if (mStatusBarKeyguardViewManager.isShowing()) { 1111 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because it is already showing"); 1112 resetStateLocked(); 1113 return; 1114 } 1115 1116 // In split system user mode, we never unlock system user. 1117 if (!UserManager.isSplitSystemUser() 1118 || KeyguardUpdateMonitor.getCurrentUser() != UserHandle.USER_SYSTEM 1119 || !mUpdateMonitor.isDeviceProvisioned()) { 1120 1121 // if the setup wizard hasn't run yet, don't show 1122 final boolean requireSim = !SystemProperties.getBoolean("keyguard.no_require_sim", false); 1123 final boolean absent = SubscriptionManager.isValidSubscriptionId( 1124 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.ABSENT)); 1125 final boolean disabled = SubscriptionManager.isValidSubscriptionId( 1126 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.PERM_DISABLED)); 1127 final boolean lockedOrMissing = mUpdateMonitor.isSimPinSecure() 1128 || ((absent || disabled) && requireSim); 1129 1130 if (!lockedOrMissing && shouldWaitForProvisioning()) { 1131 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because device isn't provisioned" 1132 + " and the sim is not locked or missing"); 1133 return; 1134 } 1135 1136 if (mLockPatternUtils.isLockScreenDisabled(KeyguardUpdateMonitor.getCurrentUser()) 1137 && !lockedOrMissing) { 1138 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because lockscreen is off"); 1139 return; 1140 } 1141 1142 if (mLockPatternUtils.checkVoldPassword(KeyguardUpdateMonitor.getCurrentUser())) { 1143 if (DEBUG) Log.d(TAG, "Not showing lock screen since just decrypted"); 1144 // Without this, settings is not enabled until the lock screen first appears 1145 setShowingLocked(false); 1146 hideLocked(); 1147 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 1148 return; 1149 } 1150 } 1151 1152 if (DEBUG) Log.d(TAG, "doKeyguard: showing the lock screen"); 1153 showLocked(options); 1154 } 1155 1156 private void lockProfile(int userId) { 1157 mTrustManager.setDeviceLockedForUser(userId, true); 1158 } 1159 1160 private boolean shouldWaitForProvisioning() { 1161 return !mUpdateMonitor.isDeviceProvisioned() && !isSecure(); 1162 } 1163 1164 /** 1165 * Dismiss the keyguard through the security layers. 1166 */ 1167 public void handleDismiss() { 1168 if (mShowing && !mOccluded) { 1169 mStatusBarKeyguardViewManager.dismiss(); 1170 } 1171 } 1172 1173 public void dismiss() { 1174 mHandler.sendEmptyMessage(DISMISS); 1175 } 1176 1177 /** 1178 * Send message to keyguard telling it to reset its state. 1179 * @see #handleReset 1180 */ 1181 private void resetStateLocked() { 1182 if (DEBUG) Log.e(TAG, "resetStateLocked"); 1183 Message msg = mHandler.obtainMessage(RESET); 1184 mHandler.sendMessage(msg); 1185 } 1186 1187 /** 1188 * Send message to keyguard telling it to verify unlock 1189 * @see #handleVerifyUnlock() 1190 */ 1191 private void verifyUnlockLocked() { 1192 if (DEBUG) Log.d(TAG, "verifyUnlockLocked"); 1193 mHandler.sendEmptyMessage(VERIFY_UNLOCK); 1194 } 1195 1196 private void notifyStartedGoingToSleep() { 1197 if (DEBUG) Log.d(TAG, "notifyStartedGoingToSleep"); 1198 mHandler.sendEmptyMessage(NOTIFY_STARTED_GOING_TO_SLEEP); 1199 } 1200 1201 private void notifyFinishedGoingToSleep() { 1202 if (DEBUG) Log.d(TAG, "notifyFinishedGoingToSleep"); 1203 mHandler.sendEmptyMessage(NOTIFY_FINISHED_GOING_TO_SLEEP); 1204 } 1205 1206 private void notifyStartedWakingUp() { 1207 if (DEBUG) Log.d(TAG, "notifyStartedWakingUp"); 1208 mHandler.sendEmptyMessage(NOTIFY_STARTED_WAKING_UP); 1209 } 1210 1211 private void notifyScreenOn(IKeyguardDrawnCallback callback) { 1212 if (DEBUG) Log.d(TAG, "notifyScreenOn"); 1213 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNING_ON, callback); 1214 mHandler.sendMessage(msg); 1215 } 1216 1217 private void notifyScreenTurnedOn() { 1218 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOn"); 1219 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_ON); 1220 mHandler.sendMessage(msg); 1221 } 1222 1223 private void notifyScreenTurnedOff() { 1224 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOff"); 1225 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_OFF); 1226 mHandler.sendMessage(msg); 1227 } 1228 1229 /** 1230 * Send message to keyguard telling it to show itself 1231 * @see #handleShow 1232 */ 1233 private void showLocked(Bundle options) { 1234 if (DEBUG) Log.d(TAG, "showLocked"); 1235 // ensure we stay awake until we are finished displaying the keyguard 1236 mShowKeyguardWakeLock.acquire(); 1237 Message msg = mHandler.obtainMessage(SHOW, options); 1238 mHandler.sendMessage(msg); 1239 } 1240 1241 /** 1242 * Send message to keyguard telling it to hide itself 1243 * @see #handleHide() 1244 */ 1245 private void hideLocked() { 1246 if (DEBUG) Log.d(TAG, "hideLocked"); 1247 Message msg = mHandler.obtainMessage(HIDE); 1248 mHandler.sendMessage(msg); 1249 } 1250 1251 public boolean isSecure() { 1252 return mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser()) 1253 || KeyguardUpdateMonitor.getInstance(mContext).isSimPinSecure(); 1254 } 1255 1256 /** 1257 * Update the newUserId. Call while holding WindowManagerService lock. 1258 * NOTE: Should only be called by KeyguardViewMediator in response to the user id changing. 1259 * 1260 * @param newUserId The id of the incoming user. 1261 */ 1262 public void setCurrentUser(int newUserId) { 1263 KeyguardUpdateMonitor.setCurrentUser(newUserId); 1264 } 1265 1266 private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { 1267 @Override 1268 public void onReceive(Context context, Intent intent) { 1269 if (DELAYED_KEYGUARD_ACTION.equals(intent.getAction())) { 1270 final int sequence = intent.getIntExtra("seq", 0); 1271 if (DEBUG) Log.d(TAG, "received DELAYED_KEYGUARD_ACTION with seq = " 1272 + sequence + ", mDelayedShowingSequence = " + mDelayedShowingSequence); 1273 synchronized (KeyguardViewMediator.this) { 1274 if (mDelayedShowingSequence == sequence) { 1275 doKeyguardLocked(null); 1276 } 1277 } 1278 } else if (DELAYED_LOCK_PROFILE_ACTION.equals(intent.getAction())) { 1279 int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, 0); 1280 if (userId != 0) { 1281 synchronized (KeyguardViewMediator.this) { 1282 lockProfile(userId); 1283 } 1284 } 1285 } 1286 } 1287 }; 1288 1289 public void keyguardDone(boolean authenticated) { 1290 if (DEBUG) Log.d(TAG, "keyguardDone(" + authenticated +")"); 1291 EventLog.writeEvent(70000, 2); 1292 Message msg = mHandler.obtainMessage(KEYGUARD_DONE, authenticated ? 1 : 0); 1293 mHandler.sendMessage(msg); 1294 } 1295 1296 /** 1297 * This handler will be associated with the policy thread, which will also 1298 * be the UI thread of the keyguard. Since the apis of the policy, and therefore 1299 * this class, can be called by other threads, any action that directly 1300 * interacts with the keyguard ui should be posted to this handler, rather 1301 * than called directly. 1302 */ 1303 private Handler mHandler = new Handler(Looper.myLooper(), null, true /*async*/) { 1304 @Override 1305 public void handleMessage(Message msg) { 1306 switch (msg.what) { 1307 case SHOW: 1308 handleShow((Bundle) msg.obj); 1309 break; 1310 case HIDE: 1311 handleHide(); 1312 break; 1313 case RESET: 1314 handleReset(); 1315 break; 1316 case VERIFY_UNLOCK: 1317 handleVerifyUnlock(); 1318 break; 1319 case NOTIFY_STARTED_GOING_TO_SLEEP: 1320 handleNotifyStartedGoingToSleep(); 1321 break; 1322 case NOTIFY_FINISHED_GOING_TO_SLEEP: 1323 handleNotifyFinishedGoingToSleep(); 1324 break; 1325 case NOTIFY_SCREEN_TURNING_ON: 1326 handleNotifyScreenTurningOn((IKeyguardDrawnCallback) msg.obj); 1327 break; 1328 case NOTIFY_SCREEN_TURNED_ON: 1329 handleNotifyScreenTurnedOn(); 1330 break; 1331 case NOTIFY_SCREEN_TURNED_OFF: 1332 handleNotifyScreenTurnedOff(); 1333 break; 1334 case NOTIFY_STARTED_WAKING_UP: 1335 handleNotifyStartedWakingUp(); 1336 break; 1337 case KEYGUARD_DONE: 1338 handleKeyguardDone(msg.arg1 != 0); 1339 break; 1340 case KEYGUARD_DONE_DRAWING: 1341 handleKeyguardDoneDrawing(); 1342 break; 1343 case SET_OCCLUDED: 1344 handleSetOccluded(msg.arg1 != 0); 1345 break; 1346 case KEYGUARD_TIMEOUT: 1347 synchronized (KeyguardViewMediator.this) { 1348 doKeyguardLocked((Bundle) msg.obj); 1349 } 1350 break; 1351 case DISMISS: 1352 handleDismiss(); 1353 break; 1354 case START_KEYGUARD_EXIT_ANIM: 1355 StartKeyguardExitAnimParams params = (StartKeyguardExitAnimParams) msg.obj; 1356 handleStartKeyguardExitAnimation(params.startTime, params.fadeoutDuration); 1357 FalsingManager.getInstance(mContext).onSucccessfulUnlock(); 1358 break; 1359 case KEYGUARD_DONE_PENDING_TIMEOUT: 1360 Log.w(TAG, "Timeout while waiting for activity drawn!"); 1361 // Fall through. 1362 case ON_ACTIVITY_DRAWN: 1363 handleOnActivityDrawn(); 1364 break; 1365 } 1366 } 1367 }; 1368 1369 /** 1370 * @see #keyguardDone 1371 * @see #KEYGUARD_DONE 1372 */ 1373 private void handleKeyguardDone(boolean authenticated) { 1374 if (SecurityLog.isLoggingEnabled() 1375 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 1376 SecurityLog.writeEvent(SecurityLog.TAG_DEVICE_UNLOCK_ATTEMPT, 1377 (authenticated ? 1 : 0), "Unknown"); 1378 } 1379 if (DEBUG) Log.d(TAG, "handleKeyguardDone"); 1380 synchronized (this) { 1381 resetKeyguardDonePendingLocked(); 1382 } 1383 1384 if (authenticated) { 1385 mUpdateMonitor.clearFailedUnlockAttempts(); 1386 } 1387 mUpdateMonitor.clearFingerprintRecognized(); 1388 1389 if (mGoingToSleep) { 1390 Log.i(TAG, "Device is going to sleep, aborting keyguardDone"); 1391 return; 1392 } 1393 if (mExitSecureCallback != null) { 1394 try { 1395 mExitSecureCallback.onKeyguardExitResult(authenticated); 1396 } catch (RemoteException e) { 1397 Slog.w(TAG, "Failed to call onKeyguardExitResult(" + authenticated + ")", e); 1398 } 1399 1400 mExitSecureCallback = null; 1401 1402 if (authenticated) { 1403 // after succesfully exiting securely, no need to reshow 1404 // the keyguard when they've released the lock 1405 mExternallyEnabled = true; 1406 mNeedToReshowWhenReenabled = false; 1407 updateInputRestricted(); 1408 } 1409 } 1410 1411 handleHide(); 1412 } 1413 1414 private void sendUserPresentBroadcast() { 1415 synchronized (this) { 1416 if (mBootCompleted) { 1417 final UserHandle currentUser = new UserHandle(KeyguardUpdateMonitor.getCurrentUser()); 1418 final UserManager um = (UserManager) mContext.getSystemService( 1419 Context.USER_SERVICE); 1420 List <UserInfo> userHandles = um.getProfiles(currentUser.getIdentifier()); 1421 for (UserInfo ui : userHandles) { 1422 mContext.sendBroadcastAsUser(USER_PRESENT_INTENT, ui.getUserHandle()); 1423 } 1424 } else { 1425 mBootSendUserPresent = true; 1426 } 1427 } 1428 } 1429 1430 /** 1431 * @see #keyguardDone 1432 * @see #KEYGUARD_DONE_DRAWING 1433 */ 1434 private void handleKeyguardDoneDrawing() { 1435 synchronized(this) { 1436 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing"); 1437 if (mWaitingUntilKeyguardVisible) { 1438 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing: notifying mWaitingUntilKeyguardVisible"); 1439 mWaitingUntilKeyguardVisible = false; 1440 notifyAll(); 1441 1442 // there will usually be two of these sent, one as a timeout, and one 1443 // as a result of the callback, so remove any remaining messages from 1444 // the queue 1445 mHandler.removeMessages(KEYGUARD_DONE_DRAWING); 1446 } 1447 } 1448 } 1449 1450 private void playSounds(boolean locked) { 1451 playSound(locked ? mLockSoundId : mUnlockSoundId); 1452 } 1453 1454 private void playSound(int soundId) { 1455 if (soundId == 0) return; 1456 final ContentResolver cr = mContext.getContentResolver(); 1457 if (Settings.System.getInt(cr, Settings.System.LOCKSCREEN_SOUNDS_ENABLED, 1) == 1) { 1458 1459 mLockSounds.stop(mLockSoundStreamId); 1460 // Init mAudioManager 1461 if (mAudioManager == null) { 1462 mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); 1463 if (mAudioManager == null) return; 1464 mUiSoundsStreamType = mAudioManager.getUiSoundsStreamType(); 1465 } 1466 // If the stream is muted, don't play the sound 1467 if (mAudioManager.isStreamMute(mUiSoundsStreamType)) return; 1468 1469 mLockSoundStreamId = mLockSounds.play(soundId, 1470 mLockSoundVolume, mLockSoundVolume, 1/*priortiy*/, 0/*loop*/, 1.0f/*rate*/); 1471 } 1472 } 1473 1474 private void playTrustedSound() { 1475 playSound(mTrustedSoundId); 1476 } 1477 1478 private void updateActivityLockScreenState() { 1479 try { 1480 ActivityManagerNative.getDefault().setLockScreenShown(mShowing && !mOccluded); 1481 } catch (RemoteException e) { 1482 } 1483 } 1484 1485 /** 1486 * Handle message sent by {@link #showLocked}. 1487 * @see #SHOW 1488 */ 1489 private void handleShow(Bundle options) { 1490 if (SecurityLog.isLoggingEnabled() 1491 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 1492 SecurityLog.writeEvent(SecurityLog.TAG_DEVICE_LOCKED, ""); 1493 } 1494 synchronized (KeyguardViewMediator.this) { 1495 if (!mSystemReady) { 1496 if (DEBUG) Log.d(TAG, "ignoring handleShow because system is not ready."); 1497 return; 1498 } else { 1499 if (DEBUG) Log.d(TAG, "handleShow"); 1500 } 1501 1502 setShowingLocked(true); 1503 mStatusBarKeyguardViewManager.show(options); 1504 mHiding = false; 1505 mWakeAndUnlocking = false; 1506 resetKeyguardDonePendingLocked(); 1507 mHideAnimationRun = false; 1508 updateActivityLockScreenState(); 1509 adjustStatusBarLocked(); 1510 userActivity(); 1511 1512 mShowKeyguardWakeLock.release(); 1513 } 1514 mKeyguardDisplayManager.show(); 1515 } 1516 1517 private final Runnable mKeyguardGoingAwayRunnable = new Runnable() { 1518 @Override 1519 public void run() { 1520 try { 1521 mStatusBarKeyguardViewManager.keyguardGoingAway(); 1522 1523 // Don't actually hide the Keyguard at the moment, wait for window 1524 // manager until it tells us it's safe to do so with 1525 // startKeyguardExitAnimation. 1526 ActivityManagerNative.getDefault().keyguardGoingAway( 1527 mStatusBarKeyguardViewManager.shouldDisableWindowAnimationsForUnlock() 1528 || mWakeAndUnlocking, 1529 mStatusBarKeyguardViewManager.isGoingToNotificationShade()); 1530 } catch (RemoteException e) { 1531 Log.e(TAG, "Error while calling WindowManager", e); 1532 } 1533 } 1534 }; 1535 1536 /** 1537 * Handle message sent by {@link #hideLocked()} 1538 * @see #HIDE 1539 */ 1540 private void handleHide() { 1541 synchronized (KeyguardViewMediator.this) { 1542 if (DEBUG) Log.d(TAG, "handleHide"); 1543 1544 if (UserManager.isSplitSystemUser() 1545 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM) { 1546 // In split system user mode, we never unlock system user. The end user has to 1547 // switch to another user. 1548 // TODO: We should stop it early by disabling the swipe up flow. Right now swipe up 1549 // still completes and makes the screen blank. 1550 if (DEBUG) Log.d(TAG, "Split system user, quit unlocking."); 1551 return; 1552 } 1553 mHiding = true; 1554 if (mShowing && !mOccluded) { 1555 if (!mHideAnimationRun) { 1556 mStatusBarKeyguardViewManager.startPreHideAnimation(mKeyguardGoingAwayRunnable); 1557 } else { 1558 mKeyguardGoingAwayRunnable.run(); 1559 } 1560 } else { 1561 1562 // Don't try to rely on WindowManager - if Keyguard wasn't showing, window 1563 // manager won't start the exit animation. 1564 handleStartKeyguardExitAnimation( 1565 SystemClock.uptimeMillis() + mHideAnimation.getStartOffset(), 1566 mHideAnimation.getDuration()); 1567 } 1568 } 1569 } 1570 1571 private void handleOnActivityDrawn() { 1572 if (DEBUG) Log.d(TAG, "handleOnActivityDrawn: mKeyguardDonePending=" + mKeyguardDonePending); 1573 if (mKeyguardDonePending) { 1574 mStatusBarKeyguardViewManager.onActivityDrawn(); 1575 } 1576 } 1577 1578 private void handleStartKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1579 synchronized (KeyguardViewMediator.this) { 1580 1581 if (!mHiding) { 1582 return; 1583 } 1584 mHiding = false; 1585 1586 if (mWakeAndUnlocking && mDrawnCallback != null) { 1587 1588 // Hack level over 9000: To speed up wake-and-unlock sequence, force it to report 1589 // the next draw from here so we don't have to wait for window manager to signal 1590 // this to our ViewRootImpl. 1591 mStatusBarKeyguardViewManager.getViewRootImpl().setReportNextDraw(); 1592 notifyDrawn(mDrawnCallback); 1593 } 1594 1595 // only play "unlock" noises if not on a call (since the incall UI 1596 // disables the keyguard) 1597 if (TelephonyManager.EXTRA_STATE_IDLE.equals(mPhoneState)) { 1598 playSounds(false); 1599 } 1600 1601 setShowingLocked(false); 1602 mStatusBarKeyguardViewManager.hide(startTime, fadeoutDuration); 1603 resetKeyguardDonePendingLocked(); 1604 mHideAnimationRun = false; 1605 updateActivityLockScreenState(); 1606 adjustStatusBarLocked(); 1607 sendUserPresentBroadcast(); 1608 } 1609 } 1610 1611 private void adjustStatusBarLocked() { 1612 if (mStatusBarManager == null) { 1613 mStatusBarManager = (StatusBarManager) 1614 mContext.getSystemService(Context.STATUS_BAR_SERVICE); 1615 } 1616 if (mStatusBarManager == null) { 1617 Log.w(TAG, "Could not get status bar manager"); 1618 } else { 1619 // Disable aspects of the system/status/navigation bars that must not be re-enabled by 1620 // windows that appear on top, ever 1621 int flags = StatusBarManager.DISABLE_NONE; 1622 if (mShowing) { 1623 // Permanently disable components not available when keyguard is enabled 1624 // (like recents). Temporary enable/disable (e.g. the "back" button) are 1625 // done in KeyguardHostView. 1626 flags |= StatusBarManager.DISABLE_RECENT; 1627 flags |= StatusBarManager.DISABLE_SEARCH; 1628 } 1629 if (isShowingAndNotOccluded()) { 1630 flags |= StatusBarManager.DISABLE_HOME; 1631 } 1632 1633 if (DEBUG) { 1634 Log.d(TAG, "adjustStatusBarLocked: mShowing=" + mShowing + " mOccluded=" + mOccluded 1635 + " isSecure=" + isSecure() + " --> flags=0x" + Integer.toHexString(flags)); 1636 } 1637 1638 if (!(mContext instanceof Activity)) { 1639 mStatusBarManager.disable(flags); 1640 } 1641 } 1642 } 1643 1644 /** 1645 * Handle message sent by {@link #resetStateLocked} 1646 * @see #RESET 1647 */ 1648 private void handleReset() { 1649 synchronized (KeyguardViewMediator.this) { 1650 if (DEBUG) Log.d(TAG, "handleReset"); 1651 mStatusBarKeyguardViewManager.reset(); 1652 } 1653 } 1654 1655 /** 1656 * Handle message sent by {@link #verifyUnlock} 1657 * @see #VERIFY_UNLOCK 1658 */ 1659 private void handleVerifyUnlock() { 1660 synchronized (KeyguardViewMediator.this) { 1661 if (DEBUG) Log.d(TAG, "handleVerifyUnlock"); 1662 setShowingLocked(true); 1663 mStatusBarKeyguardViewManager.verifyUnlock(); 1664 updateActivityLockScreenState(); 1665 } 1666 } 1667 1668 private void handleNotifyStartedGoingToSleep() { 1669 synchronized (KeyguardViewMediator.this) { 1670 if (DEBUG) Log.d(TAG, "handleNotifyStartedGoingToSleep"); 1671 mStatusBarKeyguardViewManager.onStartedGoingToSleep(); 1672 } 1673 } 1674 1675 /** 1676 * Handle message sent by {@link #notifyFinishedGoingToSleep()} 1677 * @see #NOTIFY_FINISHED_GOING_TO_SLEEP 1678 */ 1679 private void handleNotifyFinishedGoingToSleep() { 1680 synchronized (KeyguardViewMediator.this) { 1681 if (DEBUG) Log.d(TAG, "handleNotifyFinishedGoingToSleep"); 1682 mStatusBarKeyguardViewManager.onFinishedGoingToSleep(); 1683 } 1684 } 1685 1686 private void handleNotifyStartedWakingUp() { 1687 synchronized (KeyguardViewMediator.this) { 1688 if (DEBUG) Log.d(TAG, "handleNotifyWakingUp"); 1689 mStatusBarKeyguardViewManager.onStartedWakingUp(); 1690 } 1691 } 1692 1693 private void handleNotifyScreenTurningOn(IKeyguardDrawnCallback callback) { 1694 synchronized (KeyguardViewMediator.this) { 1695 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurningOn"); 1696 mStatusBarKeyguardViewManager.onScreenTurningOn(); 1697 if (callback != null) { 1698 if (mWakeAndUnlocking) { 1699 mDrawnCallback = callback; 1700 } else { 1701 notifyDrawn(callback); 1702 } 1703 } 1704 } 1705 } 1706 1707 private void handleNotifyScreenTurnedOn() { 1708 synchronized (this) { 1709 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOn"); 1710 mStatusBarKeyguardViewManager.onScreenTurnedOn(); 1711 } 1712 } 1713 1714 private void handleNotifyScreenTurnedOff() { 1715 synchronized (this) { 1716 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOff"); 1717 mStatusBarKeyguardViewManager.onScreenTurnedOff(); 1718 mWakeAndUnlocking = false; 1719 } 1720 } 1721 1722 private void notifyDrawn(final IKeyguardDrawnCallback callback) { 1723 try { 1724 callback.onDrawn(); 1725 } catch (RemoteException e) { 1726 Slog.w(TAG, "Exception calling onDrawn():", e); 1727 } 1728 } 1729 1730 private void resetKeyguardDonePendingLocked() { 1731 mKeyguardDonePending = false; 1732 mHandler.removeMessages(KEYGUARD_DONE_PENDING_TIMEOUT); 1733 } 1734 1735 @Override 1736 public void onBootCompleted() { 1737 mUpdateMonitor.dispatchBootCompleted(); 1738 synchronized (this) { 1739 mBootCompleted = true; 1740 if (mBootSendUserPresent) { 1741 sendUserPresentBroadcast(); 1742 } 1743 } 1744 } 1745 1746 public void onWakeAndUnlocking() { 1747 mWakeAndUnlocking = true; 1748 keyguardDone(true /* authenticated */); 1749 } 1750 1751 public StatusBarKeyguardViewManager registerStatusBar(PhoneStatusBar phoneStatusBar, 1752 ViewGroup container, StatusBarWindowManager statusBarWindowManager, 1753 ScrimController scrimController, 1754 FingerprintUnlockController fingerprintUnlockController) { 1755 mStatusBarKeyguardViewManager.registerStatusBar(phoneStatusBar, container, 1756 statusBarWindowManager, scrimController, fingerprintUnlockController); 1757 return mStatusBarKeyguardViewManager; 1758 } 1759 1760 public void startKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1761 Message msg = mHandler.obtainMessage(START_KEYGUARD_EXIT_ANIM, 1762 new StartKeyguardExitAnimParams(startTime, fadeoutDuration)); 1763 mHandler.sendMessage(msg); 1764 } 1765 1766 public void onActivityDrawn() { 1767 mHandler.sendEmptyMessage(ON_ACTIVITY_DRAWN); 1768 } 1769 1770 public ViewMediatorCallback getViewMediatorCallback() { 1771 return mViewMediatorCallback; 1772 } 1773 1774 public LockPatternUtils getLockPatternUtils() { 1775 return mLockPatternUtils; 1776 } 1777 1778 @Override 1779 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1780 pw.print(" mSystemReady: "); pw.println(mSystemReady); 1781 pw.print(" mBootCompleted: "); pw.println(mBootCompleted); 1782 pw.print(" mBootSendUserPresent: "); pw.println(mBootSendUserPresent); 1783 pw.print(" mExternallyEnabled: "); pw.println(mExternallyEnabled); 1784 pw.print(" mNeedToReshowWhenReenabled: "); pw.println(mNeedToReshowWhenReenabled); 1785 pw.print(" mShowing: "); pw.println(mShowing); 1786 pw.print(" mInputRestricted: "); pw.println(mInputRestricted); 1787 pw.print(" mOccluded: "); pw.println(mOccluded); 1788 pw.print(" mDelayedShowingSequence: "); pw.println(mDelayedShowingSequence); 1789 pw.print(" mExitSecureCallback: "); pw.println(mExitSecureCallback); 1790 pw.print(" mDeviceInteractive: "); pw.println(mDeviceInteractive); 1791 pw.print(" mGoingToSleep: "); pw.println(mGoingToSleep); 1792 pw.print(" mHiding: "); pw.println(mHiding); 1793 pw.print(" mWaitingUntilKeyguardVisible: "); pw.println(mWaitingUntilKeyguardVisible); 1794 pw.print(" mKeyguardDonePending: "); pw.println(mKeyguardDonePending); 1795 pw.print(" mHideAnimationRun: "); pw.println(mHideAnimationRun); 1796 pw.print(" mPendingReset: "); pw.println(mPendingReset); 1797 pw.print(" mPendingLock: "); pw.println(mPendingLock); 1798 pw.print(" mWakeAndUnlocking: "); pw.println(mWakeAndUnlocking); 1799 pw.print(" mDrawnCallback: "); pw.println(mDrawnCallback); 1800 } 1801 1802 private static class StartKeyguardExitAnimParams { 1803 1804 long startTime; 1805 long fadeoutDuration; 1806 1807 private StartKeyguardExitAnimParams(long startTime, long fadeoutDuration) { 1808 this.startTime = startTime; 1809 this.fadeoutDuration = fadeoutDuration; 1810 } 1811 } 1812 1813 private void setShowingLocked(boolean showing) { 1814 if (showing != mShowing) { 1815 mShowing = showing; 1816 int size = mKeyguardStateCallbacks.size(); 1817 for (int i = size - 1; i >= 0; i--) { 1818 try { 1819 mKeyguardStateCallbacks.get(i).onShowingStateChanged(showing); 1820 } catch (RemoteException e) { 1821 Slog.w(TAG, "Failed to call onShowingStateChanged", e); 1822 if (e instanceof DeadObjectException) { 1823 mKeyguardStateCallbacks.remove(i); 1824 } 1825 } 1826 } 1827 updateInputRestrictedLocked(); 1828 mTrustManager.reportKeyguardShowingChanged(); 1829 } 1830 } 1831 1832 public void addStateMonitorCallback(IKeyguardStateCallback callback) { 1833 synchronized (this) { 1834 mKeyguardStateCallbacks.add(callback); 1835 try { 1836 callback.onSimSecureStateChanged(mUpdateMonitor.isSimPinSecure()); 1837 callback.onShowingStateChanged(mShowing); 1838 callback.onInputRestrictedStateChanged(mInputRestricted); 1839 } catch (RemoteException e) { 1840 Slog.w(TAG, "Failed to call onShowingStateChanged or onSimSecureStateChanged or onInputRestrictedStateChanged", e); 1841 } 1842 } 1843 } 1844} 1845