KeyguardViewMediator.java revision 3dc575f1358112b232bd74bcd0d102401ef7549e
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.content.BroadcastReceiver; 28import android.content.ContentResolver; 29import android.content.Context; 30import android.content.Intent; 31import android.content.IntentFilter; 32import android.content.pm.UserInfo; 33import android.media.AudioManager; 34import android.media.SoundPool; 35import android.os.Bundle; 36import android.os.DeadObjectException; 37import android.os.Handler; 38import android.os.Looper; 39import android.os.Message; 40import android.os.PowerManager; 41import android.os.RemoteException; 42import android.os.SystemClock; 43import android.os.SystemProperties; 44import android.os.UserHandle; 45import android.os.UserManager; 46import android.os.storage.StorageManager; 47import android.provider.Settings; 48import android.telephony.SubscriptionManager; 49import android.telephony.TelephonyManager; 50import android.util.EventLog; 51import android.util.Log; 52import android.util.Slog; 53import android.view.IWindowManager; 54import android.view.ViewGroup; 55import android.view.WindowManagerGlobal; 56import android.view.WindowManagerPolicy; 57import android.view.animation.Animation; 58import android.view.animation.AnimationUtils; 59 60import com.android.internal.policy.IKeyguardDrawnCallback; 61import com.android.internal.policy.IKeyguardExitCallback; 62import com.android.internal.policy.IKeyguardStateCallback; 63import com.android.internal.telephony.IccCardConstants; 64import com.android.internal.widget.LockPatternUtils; 65import com.android.keyguard.KeyguardConstants; 66import com.android.keyguard.KeyguardDisplayManager; 67import com.android.keyguard.KeyguardSecurityView; 68import com.android.keyguard.KeyguardUpdateMonitor; 69import com.android.keyguard.KeyguardUpdateMonitorCallback; 70import com.android.keyguard.ViewMediatorCallback; 71import com.android.systemui.SystemUI; 72import com.android.systemui.SystemUIFactory; 73import com.android.systemui.classifier.FalsingManager; 74import com.android.systemui.statusbar.phone.FingerprintUnlockController; 75import com.android.systemui.statusbar.phone.PhoneStatusBar; 76import com.android.systemui.statusbar.phone.ScrimController; 77import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager; 78import com.android.systemui.statusbar.phone.StatusBarWindowManager; 79 80import java.io.FileDescriptor; 81import java.io.PrintWriter; 82import java.util.ArrayList; 83import java.util.List; 84 85import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT; 86import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_USER_REQUEST; 87import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL; 88import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW; 89import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_LOCKOUT; 90 91/** 92 * Mediates requests related to the keyguard. This includes queries about the 93 * state of the keyguard, power management events that effect whether the keyguard 94 * should be shown or reset, callbacks to the phone window manager to notify 95 * it of when the keyguard is showing, and events from the keyguard view itself 96 * stating that the keyguard was succesfully unlocked. 97 * 98 * Note that the keyguard view is shown when the screen is off (as appropriate) 99 * so that once the screen comes on, it will be ready immediately. 100 * 101 * Example queries about the keyguard: 102 * - is {movement, key} one that should wake the keygaurd? 103 * - is the keyguard showing? 104 * - are input events restricted due to the state of the keyguard? 105 * 106 * Callbacks to the phone window manager: 107 * - the keyguard is showing 108 * 109 * Example external events that translate to keyguard view changes: 110 * - screen turned off -> reset the keyguard, and show it so it will be ready 111 * next time the screen turns on 112 * - keyboard is slid open -> if the keyguard is not secure, hide it 113 * 114 * Events from the keyguard view: 115 * - user succesfully unlocked keyguard -> hide keyguard view, and no longer 116 * restrict input events. 117 * 118 * Note: in addition to normal power managment events that effect the state of 119 * whether the keyguard should be showing, external apps and services may request 120 * that the keyguard be disabled via {@link #setKeyguardEnabled(boolean)}. When 121 * false, this will override all other conditions for turning on the keyguard. 122 * 123 * Threading and synchronization: 124 * This class is created by the initialization routine of the {@link android.view.WindowManagerPolicy}, 125 * and runs on its thread. The keyguard UI is created from that thread in the 126 * constructor of this class. The apis may be called from other threads, including the 127 * {@link com.android.server.input.InputManagerService}'s and {@link android.view.WindowManager}'s. 128 * Therefore, methods on this class are synchronized, and any action that is pointed 129 * directly to the keyguard UI is posted to a {@link android.os.Handler} to ensure it is taken on the UI 130 * thread of the keyguard. 131 */ 132public class KeyguardViewMediator extends SystemUI { 133 private static final int KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT = 30000; 134 private static final long KEYGUARD_DONE_PENDING_TIMEOUT_MS = 3000; 135 136 private static final boolean DEBUG = KeyguardConstants.DEBUG; 137 private static final boolean DEBUG_SIM_STATES = KeyguardConstants.DEBUG_SIM_STATES; 138 private final static boolean DBG_WAKE = false; 139 140 private final static String TAG = "KeyguardViewMediator"; 141 142 private static final String DELAYED_KEYGUARD_ACTION = 143 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_KEYGUARD"; 144 private static final String DELAYED_LOCK_PROFILE_ACTION = 145 "com.android.internal.policy.impl.PhoneWindowManager.DELAYED_LOCK"; 146 147 // used for handler messages 148 private static final int SHOW = 2; 149 private static final int HIDE = 3; 150 private static final int RESET = 4; 151 private static final int VERIFY_UNLOCK = 5; 152 private static final int NOTIFY_FINISHED_GOING_TO_SLEEP = 6; 153 private static final int NOTIFY_SCREEN_TURNING_ON = 7; 154 private static final int KEYGUARD_DONE = 9; 155 private static final int KEYGUARD_DONE_DRAWING = 10; 156 private static final int KEYGUARD_DONE_AUTHENTICATING = 11; 157 private static final int SET_OCCLUDED = 12; 158 private static final int KEYGUARD_TIMEOUT = 13; 159 private static final int DISMISS = 17; 160 private static final int START_KEYGUARD_EXIT_ANIM = 18; 161 private static final int ON_ACTIVITY_DRAWN = 19; 162 private static final int KEYGUARD_DONE_PENDING_TIMEOUT = 20; 163 private static final int NOTIFY_STARTED_WAKING_UP = 21; 164 private static final int NOTIFY_SCREEN_TURNED_ON = 22; 165 private static final int NOTIFY_SCREEN_TURNED_OFF = 23; 166 private static final int NOTIFY_STARTED_GOING_TO_SLEEP = 24; 167 168 /** 169 * The default amount of time we stay awake (used for all key input) 170 */ 171 public static final int AWAKE_INTERVAL_DEFAULT_MS = 10000; 172 173 /** 174 * How long to wait after the screen turns off due to timeout before 175 * turning on the keyguard (i.e, the user has this much time to turn 176 * the screen back on without having to face the keyguard). 177 */ 178 private static final int KEYGUARD_LOCK_AFTER_DELAY_DEFAULT = 5000; 179 180 /** 181 * How long we'll wait for the {@link ViewMediatorCallback#keyguardDoneDrawing()} 182 * callback before unblocking a call to {@link #setKeyguardEnabled(boolean)} 183 * that is reenabling the keyguard. 184 */ 185 private static final int KEYGUARD_DONE_DRAWING_TIMEOUT_MS = 2000; 186 187 /** 188 * Secure setting whether analytics are collected on the keyguard. 189 */ 190 private static final String KEYGUARD_ANALYTICS_SETTING = "keyguard_analytics"; 191 192 /** The stream type that the lock sounds are tied to. */ 193 private int mUiSoundsStreamType; 194 195 private AlarmManager mAlarmManager; 196 private AudioManager mAudioManager; 197 private StatusBarManager mStatusBarManager; 198 private boolean mSwitchingUser; 199 200 private boolean mSystemReady; 201 private boolean mBootCompleted; 202 private boolean mBootSendUserPresent; 203 204 /** High level access to the power manager for WakeLocks */ 205 private PowerManager mPM; 206 207 /** High level access to the window manager for dismissing keyguard animation */ 208 private IWindowManager mWM; 209 210 211 /** TrustManager for letting it know when we change visibility */ 212 private TrustManager mTrustManager; 213 214 /** SearchManager for determining whether or not search assistant is available */ 215 private SearchManager mSearchManager; 216 217 /** 218 * Used to keep the device awake while to ensure the keyguard finishes opening before 219 * we sleep. 220 */ 221 private PowerManager.WakeLock mShowKeyguardWakeLock; 222 223 private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager; 224 225 // these are protected by synchronized (this) 226 227 /** 228 * External apps (like the phone app) can tell us to disable the keygaurd. 229 */ 230 private boolean mExternallyEnabled = true; 231 232 /** 233 * Remember if an external call to {@link #setKeyguardEnabled} with value 234 * false caused us to hide the keyguard, so that we need to reshow it once 235 * the keygaurd is reenabled with another call with value true. 236 */ 237 private boolean mNeedToReshowWhenReenabled = false; 238 239 // cached value of whether we are showing (need to know this to quickly 240 // answer whether the input should be restricted) 241 private boolean mShowing; 242 243 /** Cached value of #isInputRestricted */ 244 private boolean mInputRestricted; 245 246 // true if the keyguard is hidden by another window 247 private boolean mOccluded = false; 248 249 /** 250 * Helps remember whether the screen has turned on since the last time 251 * it turned off due to timeout. see {@link #onScreenTurnedOff(int)} 252 */ 253 private int mDelayedShowingSequence; 254 255 /** 256 * If the user has disabled the keyguard, then requests to exit, this is 257 * how we'll ultimately let them know whether it was successful. We use this 258 * var being non-null as an indicator that there is an in progress request. 259 */ 260 private IKeyguardExitCallback mExitSecureCallback; 261 262 // the properties of the keyguard 263 264 private KeyguardUpdateMonitor mUpdateMonitor; 265 266 private boolean mDeviceInteractive; 267 private boolean mGoingToSleep; 268 269 // last known state of the cellular connection 270 private String mPhoneState = TelephonyManager.EXTRA_STATE_IDLE; 271 272 /** 273 * Whether a hide is pending an we are just waiting for #startKeyguardExitAnimation to be 274 * called. 275 * */ 276 private boolean mHiding; 277 278 /** 279 * we send this intent when the keyguard is dismissed. 280 */ 281 private static final Intent USER_PRESENT_INTENT = new Intent(Intent.ACTION_USER_PRESENT) 282 .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING 283 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 284 285 /** 286 * {@link #setKeyguardEnabled} waits on this condition when it reenables 287 * the keyguard. 288 */ 289 private boolean mWaitingUntilKeyguardVisible = false; 290 private LockPatternUtils mLockPatternUtils; 291 private boolean mKeyguardDonePending = false; 292 private boolean mHideAnimationRun = false; 293 294 private SoundPool mLockSounds; 295 private int mLockSoundId; 296 private int mUnlockSoundId; 297 private int mTrustedSoundId; 298 private int mLockSoundStreamId; 299 300 /** 301 * The animation used for hiding keyguard. This is used to fetch the animation timings if 302 * WindowManager is not providing us with them. 303 */ 304 private Animation mHideAnimation; 305 306 /** 307 * The volume applied to the lock/unlock sounds. 308 */ 309 private float mLockSoundVolume; 310 311 /** 312 * For managing external displays 313 */ 314 private KeyguardDisplayManager mKeyguardDisplayManager; 315 316 private final ArrayList<IKeyguardStateCallback> mKeyguardStateCallbacks = new ArrayList<>(); 317 318 /** 319 * When starting going to sleep, we figured out that we need to reset Keyguard state and this 320 * should be committed when finished going to sleep. 321 */ 322 private boolean mPendingReset; 323 324 /** 325 * When starting going to sleep, we figured out that we need to lock Keyguard and this should be 326 * committed when finished going to sleep. 327 */ 328 private boolean mPendingLock; 329 330 private boolean mWakeAndUnlocking; 331 private IKeyguardDrawnCallback mDrawnCallback; 332 333 private boolean mIsPerUserLock; 334 335 KeyguardUpdateMonitorCallback mUpdateCallback = new KeyguardUpdateMonitorCallback() { 336 337 @Override 338 public void onUserSwitching(int userId) { 339 // Note that the mLockPatternUtils user has already been updated from setCurrentUser. 340 // We need to force a reset of the views, since lockNow (called by 341 // ActivityManagerService) will not reconstruct the keyguard if it is already showing. 342 synchronized (KeyguardViewMediator.this) { 343 mSwitchingUser = true; 344 resetKeyguardDonePendingLocked(); 345 resetStateLocked(); 346 adjustStatusBarLocked(); 347 } 348 } 349 350 @Override 351 public void onUserSwitchComplete(int userId) { 352 mSwitchingUser = false; 353 if (userId != UserHandle.USER_SYSTEM) { 354 UserInfo info = UserManager.get(mContext).getUserInfo(userId); 355 if (info != null && info.isGuest()) { 356 // If we just switched to a guest, try to dismiss keyguard. 357 dismiss(); 358 } 359 } 360 } 361 362 @Override 363 public void onUserInfoChanged(int userId) { 364 } 365 366 @Override 367 public void onPhoneStateChanged(int phoneState) { 368 synchronized (KeyguardViewMediator.this) { 369 if (TelephonyManager.CALL_STATE_IDLE == phoneState // call ending 370 && !mDeviceInteractive // screen off 371 && mExternallyEnabled) { // not disabled by any app 372 373 // note: this is a way to gracefully reenable the keyguard when the call 374 // ends and the screen is off without always reenabling the keyguard 375 // each time the screen turns off while in call (and having an occasional ugly 376 // flicker while turning back on the screen and disabling the keyguard again). 377 if (DEBUG) Log.d(TAG, "screen is off and call ended, let's make sure the " 378 + "keyguard is showing"); 379 doKeyguardLocked(null); 380 } 381 } 382 } 383 384 @Override 385 public void onClockVisibilityChanged() { 386 adjustStatusBarLocked(); 387 } 388 389 @Override 390 public void onDeviceProvisioned() { 391 sendUserPresentBroadcast(); 392 synchronized (KeyguardViewMediator.this) { 393 // If system user is provisioned, we might want to lock now to avoid showing launcher 394 if (UserManager.isSplitSystemUser() 395 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM) { 396 doKeyguardLocked(null); 397 } 398 } 399 } 400 401 @Override 402 public void onSimStateChanged(int subId, int slotId, IccCardConstants.State simState) { 403 404 if (DEBUG_SIM_STATES) { 405 Log.d(TAG, "onSimStateChanged(subId=" + subId + ", slotId=" + slotId 406 + ",state=" + simState + ")"); 407 } 408 409 int size = mKeyguardStateCallbacks.size(); 410 boolean simPinSecure = mUpdateMonitor.isSimPinSecure(); 411 for (int i = size - 1; i >= 0; i--) { 412 try { 413 mKeyguardStateCallbacks.get(i).onSimSecureStateChanged(simPinSecure); 414 } catch (RemoteException e) { 415 Slog.w(TAG, "Failed to call onSimSecureStateChanged", e); 416 if (e instanceof DeadObjectException) { 417 mKeyguardStateCallbacks.remove(i); 418 } 419 } 420 } 421 422 switch (simState) { 423 case NOT_READY: 424 case ABSENT: 425 // only force lock screen in case of missing sim if user hasn't 426 // gone through setup wizard 427 synchronized (this) { 428 if (shouldWaitForProvisioning()) { 429 if (!mShowing) { 430 if (DEBUG_SIM_STATES) Log.d(TAG, "ICC_ABSENT isn't showing," 431 + " we need to show the keyguard since the " 432 + "device isn't provisioned yet."); 433 doKeyguardLocked(null); 434 } else { 435 resetStateLocked(); 436 } 437 } 438 } 439 break; 440 case PIN_REQUIRED: 441 case PUK_REQUIRED: 442 synchronized (this) { 443 if (!mShowing) { 444 if (DEBUG_SIM_STATES) Log.d(TAG, 445 "INTENT_VALUE_ICC_LOCKED and keygaurd isn't " 446 + "showing; need to show keyguard so user can enter sim pin"); 447 doKeyguardLocked(null); 448 } else { 449 resetStateLocked(); 450 } 451 } 452 break; 453 case PERM_DISABLED: 454 synchronized (this) { 455 if (!mShowing) { 456 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED and " 457 + "keygaurd isn't showing."); 458 doKeyguardLocked(null); 459 } else { 460 if (DEBUG_SIM_STATES) Log.d(TAG, "PERM_DISABLED, resetStateLocked to" 461 + "show permanently disabled message in lockscreen."); 462 resetStateLocked(); 463 } 464 } 465 break; 466 case READY: 467 synchronized (this) { 468 if (mShowing) { 469 resetStateLocked(); 470 } 471 } 472 break; 473 default: 474 if (DEBUG_SIM_STATES) Log.v(TAG, "Ignoring state: " + simState); 475 break; 476 } 477 } 478 479 @Override 480 public void onFingerprintAuthFailed() { 481 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 482 if (mLockPatternUtils.isSecure(currentUser)) { 483 mLockPatternUtils.getDevicePolicyManager().reportFailedFingerprintAttempt( 484 currentUser); 485 } 486 } 487 488 @Override 489 public void onFingerprintAuthenticated(int userId) { 490 if (mLockPatternUtils.isSecure(userId)) { 491 mLockPatternUtils.getDevicePolicyManager().reportSuccessfulFingerprintAttempt( 492 userId); 493 } 494 } 495 }; 496 497 ViewMediatorCallback mViewMediatorCallback = new ViewMediatorCallback() { 498 499 @Override 500 public void userActivity() { 501 KeyguardViewMediator.this.userActivity(); 502 } 503 504 @Override 505 public void keyguardDone(boolean strongAuth) { 506 if (!mKeyguardDonePending) { 507 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 508 } 509 if (strongAuth) { 510 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 511 } 512 } 513 514 @Override 515 public void keyguardDoneDrawing() { 516 mHandler.sendEmptyMessage(KEYGUARD_DONE_DRAWING); 517 } 518 519 @Override 520 public void setNeedsInput(boolean needsInput) { 521 mStatusBarKeyguardViewManager.setNeedsInput(needsInput); 522 } 523 524 @Override 525 public void keyguardDonePending(boolean strongAuth) { 526 mKeyguardDonePending = true; 527 mHideAnimationRun = true; 528 mStatusBarKeyguardViewManager.startPreHideAnimation(null /* finishRunnable */); 529 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_PENDING_TIMEOUT, 530 KEYGUARD_DONE_PENDING_TIMEOUT_MS); 531 if (strongAuth) { 532 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 533 } 534 } 535 536 @Override 537 public void keyguardGone() { 538 mKeyguardDisplayManager.hide(); 539 } 540 541 @Override 542 public void readyForKeyguardDone() { 543 if (mKeyguardDonePending) { 544 // Somebody has called keyguardDonePending before, which means that we are 545 // authenticated 546 KeyguardViewMediator.this.keyguardDone(true /* authenticated */); 547 } 548 } 549 550 @Override 551 public void resetKeyguard() { 552 resetStateLocked(); 553 } 554 555 @Override 556 public void playTrustedSound() { 557 KeyguardViewMediator.this.playTrustedSound(); 558 } 559 560 @Override 561 public boolean isInputRestricted() { 562 return KeyguardViewMediator.this.isInputRestricted(); 563 } 564 565 @Override 566 public boolean isScreenOn() { 567 return mDeviceInteractive; 568 } 569 570 @Override 571 public int getBouncerPromptReason() { 572 int currentUser = ActivityManager.getCurrentUser(); 573 boolean trust = mTrustManager.isTrustUsuallyManaged(currentUser); 574 boolean fingerprint = mUpdateMonitor.isUnlockWithFingerprintPossible(currentUser); 575 boolean any = trust || fingerprint; 576 KeyguardUpdateMonitor.StrongAuthTracker strongAuthTracker = 577 mUpdateMonitor.getStrongAuthTracker(); 578 int strongAuth = strongAuthTracker.getStrongAuthForUser(currentUser); 579 580 if (any && !strongAuthTracker.hasUserAuthenticatedSinceBoot()) { 581 return KeyguardSecurityView.PROMPT_REASON_RESTART; 582 } else if (fingerprint && mUpdateMonitor.hasFingerprintUnlockTimedOut(currentUser)) { 583 return KeyguardSecurityView.PROMPT_REASON_TIMEOUT; 584 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW) != 0) { 585 return KeyguardSecurityView.PROMPT_REASON_DEVICE_ADMIN; 586 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_USER_REQUEST) != 0) { 587 return KeyguardSecurityView.PROMPT_REASON_USER_REQUEST; 588 } else if (any && (strongAuth & STRONG_AUTH_REQUIRED_AFTER_LOCKOUT) != 0) { 589 return KeyguardSecurityView.PROMPT_REASON_AFTER_LOCKOUT; 590 } else if (trust && (strongAuth & SOME_AUTH_REQUIRED_AFTER_WRONG_CREDENTIAL) != 0) { 591 return KeyguardSecurityView.PROMPT_REASON_WRONG_CREDENTIAL; 592 } 593 594 595 return KeyguardSecurityView.PROMPT_REASON_NONE; 596 } 597 }; 598 599 public void userActivity() { 600 mPM.userActivity(SystemClock.uptimeMillis(), false); 601 } 602 603 private void setupLocked() { 604 mPM = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE); 605 mWM = WindowManagerGlobal.getWindowManagerService(); 606 mTrustManager = (TrustManager) mContext.getSystemService(Context.TRUST_SERVICE); 607 608 mShowKeyguardWakeLock = mPM.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "show keyguard"); 609 mShowKeyguardWakeLock.setReferenceCounted(false); 610 611 mContext.registerReceiver(mBroadcastReceiver, new IntentFilter(DELAYED_KEYGUARD_ACTION)); 612 mContext.registerReceiver( 613 mBroadcastReceiver, new IntentFilter(DELAYED_LOCK_PROFILE_ACTION)); 614 615 mKeyguardDisplayManager = new KeyguardDisplayManager(mContext); 616 617 mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE); 618 619 mUpdateMonitor = KeyguardUpdateMonitor.getInstance(mContext); 620 621 mLockPatternUtils = new LockPatternUtils(mContext); 622 KeyguardUpdateMonitor.setCurrentUser(ActivityManager.getCurrentUser()); 623 624 // Assume keyguard is showing (unless it's disabled) until we know for sure... 625 setShowingLocked(!shouldWaitForProvisioning() && !mLockPatternUtils.isLockScreenDisabled( 626 KeyguardUpdateMonitor.getCurrentUser())); 627 updateInputRestrictedLocked(); 628 mTrustManager.reportKeyguardShowingChanged(); 629 630 mStatusBarKeyguardViewManager = 631 SystemUIFactory.getInstance().createStatusBarKeyguardViewManager(mContext, 632 mViewMediatorCallback, mLockPatternUtils); 633 final ContentResolver cr = mContext.getContentResolver(); 634 635 mDeviceInteractive = mPM.isInteractive(); 636 637 mLockSounds = new SoundPool(1, AudioManager.STREAM_SYSTEM, 0); 638 String soundPath = Settings.Global.getString(cr, Settings.Global.LOCK_SOUND); 639 if (soundPath != null) { 640 mLockSoundId = mLockSounds.load(soundPath, 1); 641 } 642 if (soundPath == null || mLockSoundId == 0) { 643 Log.w(TAG, "failed to load lock sound from " + soundPath); 644 } 645 soundPath = Settings.Global.getString(cr, Settings.Global.UNLOCK_SOUND); 646 if (soundPath != null) { 647 mUnlockSoundId = mLockSounds.load(soundPath, 1); 648 } 649 if (soundPath == null || mUnlockSoundId == 0) { 650 Log.w(TAG, "failed to load unlock sound from " + soundPath); 651 } 652 soundPath = Settings.Global.getString(cr, Settings.Global.TRUSTED_SOUND); 653 if (soundPath != null) { 654 mTrustedSoundId = mLockSounds.load(soundPath, 1); 655 } 656 if (soundPath == null || mTrustedSoundId == 0) { 657 Log.w(TAG, "failed to load trusted sound from " + soundPath); 658 } 659 660 int lockSoundDefaultAttenuation = mContext.getResources().getInteger( 661 com.android.internal.R.integer.config_lockSoundVolumeDb); 662 mLockSoundVolume = (float)Math.pow(10, (float)lockSoundDefaultAttenuation/20); 663 664 mHideAnimation = AnimationUtils.loadAnimation(mContext, 665 com.android.internal.R.anim.lock_screen_behind_enter); 666 } 667 668 @Override 669 public void start() { 670 synchronized (this) { 671 setupLocked(); 672 } 673 putComponent(KeyguardViewMediator.class, this); 674 } 675 676 /** 677 * Let us know that the system is ready after startup. 678 */ 679 public void onSystemReady() { 680 mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); 681 synchronized (this) { 682 if (DEBUG) Log.d(TAG, "onSystemReady"); 683 mSystemReady = true; 684 doKeyguardLocked(null); 685 mUpdateMonitor.registerCallback(mUpdateCallback); 686 } 687 mIsPerUserLock = StorageManager.isFileBasedEncryptionEnabled(); 688 // Most services aren't available until the system reaches the ready state, so we 689 // send it here when the device first boots. 690 maybeSendUserPresentBroadcast(); 691 } 692 693 /** 694 * Called to let us know the screen was turned off. 695 * @param why either {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_USER} or 696 * {@link android.view.WindowManagerPolicy#OFF_BECAUSE_OF_TIMEOUT}. 697 */ 698 public void onStartedGoingToSleep(int why) { 699 if (DEBUG) Log.d(TAG, "onStartedGoingToSleep(" + why + ")"); 700 synchronized (this) { 701 mDeviceInteractive = false; 702 mGoingToSleep = true; 703 704 // Lock immediately based on setting if secure (user has a pin/pattern/password). 705 // This also "locks" the device when not secure to provide easy access to the 706 // camera while preventing unwanted input. 707 int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 708 final boolean lockImmediately = 709 mLockPatternUtils.getPowerButtonInstantlyLocks(currentUser) 710 || !mLockPatternUtils.isSecure(currentUser); 711 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 712 713 if (mExitSecureCallback != null) { 714 if (DEBUG) Log.d(TAG, "pending exit secure callback cancelled"); 715 try { 716 mExitSecureCallback.onKeyguardExitResult(false); 717 } catch (RemoteException e) { 718 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 719 } 720 mExitSecureCallback = null; 721 if (!mExternallyEnabled) { 722 hideLocked(); 723 } 724 } else if (mShowing) { 725 mPendingReset = true; 726 } else if ((why == WindowManagerPolicy.OFF_BECAUSE_OF_TIMEOUT && timeout > 0) 727 || (why == WindowManagerPolicy.OFF_BECAUSE_OF_USER && !lockImmediately)) { 728 doKeyguardLaterLocked(timeout); 729 } else if (!mLockPatternUtils.isLockScreenDisabled(currentUser)) { 730 mPendingLock = true; 731 } 732 733 if (mPendingLock) { 734 playSounds(true); 735 } 736 } 737 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedGoingToSleep(why); 738 notifyStartedGoingToSleep(); 739 } 740 741 public void onFinishedGoingToSleep(int why) { 742 if (DEBUG) Log.d(TAG, "onFinishedGoingToSleep(" + why + ")"); 743 synchronized (this) { 744 mDeviceInteractive = false; 745 mGoingToSleep = false; 746 747 resetKeyguardDonePendingLocked(); 748 mHideAnimationRun = false; 749 750 notifyFinishedGoingToSleep(); 751 752 if (mPendingReset) { 753 resetStateLocked(); 754 mPendingReset = false; 755 } 756 if (mPendingLock) { 757 doKeyguardLocked(null); 758 mPendingLock = false; 759 } 760 } 761 doKeyguardForChildProfilesLocked(); 762 KeyguardUpdateMonitor.getInstance(mContext).dispatchFinishedGoingToSleep(why); 763 } 764 765 private long getLockTimeout(int userId) { 766 // if the screen turned off because of timeout or the user hit the power button 767 // and we don't need to lock immediately, set an alarm 768 // to enable it a little bit later (i.e, give the user a chance 769 // to turn the screen back on within a certain window without 770 // having to unlock the screen) 771 final ContentResolver cr = mContext.getContentResolver(); 772 773 // From SecuritySettings 774 final long lockAfterTimeout = Settings.Secure.getInt(cr, 775 Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 776 KEYGUARD_LOCK_AFTER_DELAY_DEFAULT); 777 778 // From DevicePolicyAdmin 779 final long policyTimeout = mLockPatternUtils.getDevicePolicyManager() 780 .getMaximumTimeToLock(null, userId); 781 782 long timeout; 783 784 if (policyTimeout <= 0) { 785 timeout = lockAfterTimeout; 786 } else { 787 // From DisplaySettings 788 long displayTimeout = Settings.System.getInt(cr, SCREEN_OFF_TIMEOUT, 789 KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT); 790 791 // policy in effect. Make sure we don't go beyond policy limit. 792 displayTimeout = Math.max(displayTimeout, 0); // ignore negative values 793 timeout = Math.min(policyTimeout - displayTimeout, lockAfterTimeout); 794 } 795 return timeout; 796 } 797 798 private void doKeyguardLaterLocked() { 799 long timeout = getLockTimeout(KeyguardUpdateMonitor.getCurrentUser()); 800 if (timeout == 0) { 801 doKeyguardLocked(null); 802 } else { 803 doKeyguardLaterLocked(timeout); 804 } 805 } 806 807 private void doKeyguardLaterLocked(long timeout) { 808 // Lock in the future 809 long when = SystemClock.elapsedRealtime() + timeout; 810 Intent intent = new Intent(DELAYED_KEYGUARD_ACTION); 811 intent.putExtra("seq", mDelayedShowingSequence); 812 PendingIntent sender = PendingIntent.getBroadcast(mContext, 813 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); 814 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, when, sender); 815 if (DEBUG) Log.d(TAG, "setting alarm to turn off keyguard, seq = " 816 + mDelayedShowingSequence); 817 doKeyguardLaterForChildProfilesLocked(); 818 } 819 820 private void doKeyguardLaterForChildProfilesLocked() { 821 UserManager um = UserManager.get(mContext); 822 List<UserInfo> profiles = um.getEnabledProfiles(UserHandle.myUserId()); 823 for (UserInfo info : profiles) { 824 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(info.id)) { 825 long userTimeout = getLockTimeout(info.id); 826 long userWhen = SystemClock.elapsedRealtime() + userTimeout; 827 Intent lockIntent = new Intent(DELAYED_LOCK_PROFILE_ACTION); 828 lockIntent.putExtra(Intent.EXTRA_USER_ID, info.id); 829 PendingIntent lockSender = PendingIntent.getBroadcast( 830 mContext, 0, lockIntent, PendingIntent.FLAG_CANCEL_CURRENT); 831 mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, userWhen, lockSender); 832 } 833 } 834 } 835 836 private void doKeyguardForChildProfilesLocked() { 837 UserManager um = UserManager.get(mContext); 838 List<UserInfo> profiles = um.getEnabledProfiles(UserHandle.myUserId()); 839 for (UserInfo info : profiles) { 840 if (mLockPatternUtils.isSeparateProfileChallengeEnabled(info.id)) { 841 lockProfile(info.id); 842 } 843 } 844 } 845 846 private void cancelDoKeyguardLaterLocked() { 847 mDelayedShowingSequence++; 848 } 849 850 /** 851 * Let's us know when the device is waking up. 852 */ 853 public void onStartedWakingUp() { 854 855 // TODO: Rename all screen off/on references to interactive/sleeping 856 synchronized (this) { 857 mDeviceInteractive = true; 858 cancelDoKeyguardLaterLocked(); 859 if (DEBUG) Log.d(TAG, "onStartedWakingUp, seq = " + mDelayedShowingSequence); 860 notifyStartedWakingUp(); 861 } 862 KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedWakingUp(); 863 maybeSendUserPresentBroadcast(); 864 } 865 866 public void onScreenTurningOn(IKeyguardDrawnCallback callback) { 867 notifyScreenOn(callback); 868 } 869 870 public void onScreenTurnedOn() { 871 notifyScreenTurnedOn(); 872 mUpdateMonitor.dispatchScreenTurnedOn(); 873 } 874 875 public void onScreenTurnedOff() { 876 notifyScreenTurnedOff(); 877 mUpdateMonitor.dispatchScreenTurnedOff(); 878 } 879 880 private void maybeSendUserPresentBroadcast() { 881 if (mSystemReady && mLockPatternUtils.isLockScreenDisabled( 882 KeyguardUpdateMonitor.getCurrentUser())) { 883 // Lock screen is disabled because the user has set the preference to "None". 884 // In this case, send out ACTION_USER_PRESENT here instead of in 885 // handleKeyguardDone() 886 sendUserPresentBroadcast(); 887 } 888 } 889 890 /** 891 * A dream started. We should lock after the usual screen-off lock timeout but only 892 * if there is a secure lock pattern. 893 */ 894 public void onDreamingStarted() { 895 synchronized (this) { 896 if (mDeviceInteractive 897 && mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser())) { 898 doKeyguardLaterLocked(); 899 } 900 } 901 } 902 903 /** 904 * A dream stopped. 905 */ 906 public void onDreamingStopped() { 907 synchronized (this) { 908 if (mDeviceInteractive) { 909 cancelDoKeyguardLaterLocked(); 910 } 911 } 912 } 913 914 /** 915 * Same semantics as {@link android.view.WindowManagerPolicy#enableKeyguard}; provide 916 * a way for external stuff to override normal keyguard behavior. For instance 917 * the phone app disables the keyguard when it receives incoming calls. 918 */ 919 public void setKeyguardEnabled(boolean enabled) { 920 synchronized (this) { 921 if (DEBUG) Log.d(TAG, "setKeyguardEnabled(" + enabled + ")"); 922 923 mExternallyEnabled = enabled; 924 925 if (!enabled && mShowing) { 926 if (mExitSecureCallback != null) { 927 if (DEBUG) Log.d(TAG, "in process of verifyUnlock request, ignoring"); 928 // we're in the process of handling a request to verify the user 929 // can get past the keyguard. ignore extraneous requests to disable / reenable 930 return; 931 } 932 933 // hiding keyguard that is showing, remember to reshow later 934 if (DEBUG) Log.d(TAG, "remembering to reshow, hiding keyguard, " 935 + "disabling status bar expansion"); 936 mNeedToReshowWhenReenabled = true; 937 updateInputRestrictedLocked(); 938 hideLocked(); 939 } else if (enabled && mNeedToReshowWhenReenabled) { 940 // reenabled after previously hidden, reshow 941 if (DEBUG) Log.d(TAG, "previously hidden, reshowing, reenabling " 942 + "status bar expansion"); 943 mNeedToReshowWhenReenabled = false; 944 updateInputRestrictedLocked(); 945 946 if (mExitSecureCallback != null) { 947 if (DEBUG) Log.d(TAG, "onKeyguardExitResult(false), resetting"); 948 try { 949 mExitSecureCallback.onKeyguardExitResult(false); 950 } catch (RemoteException e) { 951 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 952 } 953 mExitSecureCallback = null; 954 resetStateLocked(); 955 } else { 956 showLocked(null); 957 958 // block until we know the keygaurd is done drawing (and post a message 959 // to unblock us after a timeout so we don't risk blocking too long 960 // and causing an ANR). 961 mWaitingUntilKeyguardVisible = true; 962 mHandler.sendEmptyMessageDelayed(KEYGUARD_DONE_DRAWING, KEYGUARD_DONE_DRAWING_TIMEOUT_MS); 963 if (DEBUG) Log.d(TAG, "waiting until mWaitingUntilKeyguardVisible is false"); 964 while (mWaitingUntilKeyguardVisible) { 965 try { 966 wait(); 967 } catch (InterruptedException e) { 968 Thread.currentThread().interrupt(); 969 } 970 } 971 if (DEBUG) Log.d(TAG, "done waiting for mWaitingUntilKeyguardVisible"); 972 } 973 } 974 } 975 } 976 977 /** 978 * @see android.app.KeyguardManager#exitKeyguardSecurely 979 */ 980 public void verifyUnlock(IKeyguardExitCallback callback) { 981 synchronized (this) { 982 if (DEBUG) Log.d(TAG, "verifyUnlock"); 983 if (shouldWaitForProvisioning()) { 984 // don't allow this api when the device isn't provisioned 985 if (DEBUG) Log.d(TAG, "ignoring because device isn't provisioned"); 986 try { 987 callback.onKeyguardExitResult(false); 988 } catch (RemoteException e) { 989 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 990 } 991 } else if (mExternallyEnabled) { 992 // this only applies when the user has externally disabled the 993 // keyguard. this is unexpected and means the user is not 994 // using the api properly. 995 Log.w(TAG, "verifyUnlock called when not externally disabled"); 996 try { 997 callback.onKeyguardExitResult(false); 998 } catch (RemoteException e) { 999 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1000 } 1001 } else if (mExitSecureCallback != null) { 1002 // already in progress with someone else 1003 try { 1004 callback.onKeyguardExitResult(false); 1005 } catch (RemoteException e) { 1006 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1007 } 1008 } else if (!isSecure()) { 1009 1010 // Keyguard is not secure, no need to do anything, and we don't need to reshow 1011 // the Keyguard after the client releases the Keyguard lock. 1012 mExternallyEnabled = true; 1013 mNeedToReshowWhenReenabled = false; 1014 updateInputRestricted(); 1015 try { 1016 callback.onKeyguardExitResult(true); 1017 } catch (RemoteException e) { 1018 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1019 } 1020 } else { 1021 1022 // Since we prevent apps from hiding the Keyguard if we are secure, this should be 1023 // a no-op as well. 1024 try { 1025 callback.onKeyguardExitResult(false); 1026 } catch (RemoteException e) { 1027 Slog.w(TAG, "Failed to call onKeyguardExitResult(false)", e); 1028 } 1029 } 1030 } 1031 } 1032 1033 /** 1034 * Is the keyguard currently showing and not being force hidden? 1035 */ 1036 public boolean isShowingAndNotOccluded() { 1037 return mShowing && !mOccluded; 1038 } 1039 1040 /** 1041 * Notify us when the keyguard is occluded by another window 1042 */ 1043 public void setOccluded(boolean isOccluded) { 1044 if (DEBUG) Log.d(TAG, "setOccluded " + isOccluded); 1045 mHandler.removeMessages(SET_OCCLUDED); 1046 Message msg = mHandler.obtainMessage(SET_OCCLUDED, (isOccluded ? 1 : 0), 0); 1047 mHandler.sendMessage(msg); 1048 } 1049 1050 /** 1051 * Handles SET_OCCLUDED message sent by setOccluded() 1052 */ 1053 private void handleSetOccluded(boolean isOccluded) { 1054 synchronized (KeyguardViewMediator.this) { 1055 if (mHiding && isOccluded) { 1056 // We're in the process of going away but WindowManager wants to show a 1057 // SHOW_WHEN_LOCKED activity instead. 1058 startKeyguardExitAnimation(0, 0); 1059 } 1060 1061 if (mOccluded != isOccluded) { 1062 mOccluded = isOccluded; 1063 mStatusBarKeyguardViewManager.setOccluded(isOccluded); 1064 updateActivityLockScreenState(); 1065 adjustStatusBarLocked(); 1066 } 1067 } 1068 } 1069 1070 /** 1071 * Used by PhoneWindowManager to enable the keyguard due to a user activity timeout. 1072 * This must be safe to call from any thread and with any window manager locks held. 1073 */ 1074 public void doKeyguardTimeout(Bundle options) { 1075 mHandler.removeMessages(KEYGUARD_TIMEOUT); 1076 Message msg = mHandler.obtainMessage(KEYGUARD_TIMEOUT, options); 1077 mHandler.sendMessage(msg); 1078 } 1079 1080 /** 1081 * Given the state of the keyguard, is the input restricted? 1082 * Input is restricted when the keyguard is showing, or when the keyguard 1083 * was suppressed by an app that disabled the keyguard or we haven't been provisioned yet. 1084 */ 1085 public boolean isInputRestricted() { 1086 return mShowing || mNeedToReshowWhenReenabled; 1087 } 1088 1089 private void updateInputRestricted() { 1090 synchronized (this) { 1091 updateInputRestrictedLocked(); 1092 } 1093 } 1094 private void updateInputRestrictedLocked() { 1095 boolean inputRestricted = isInputRestricted(); 1096 if (mInputRestricted != inputRestricted) { 1097 mInputRestricted = inputRestricted; 1098 int size = mKeyguardStateCallbacks.size(); 1099 for (int i = size - 1; i >= 0; i--) { 1100 try { 1101 mKeyguardStateCallbacks.get(i).onInputRestrictedStateChanged(inputRestricted); 1102 } catch (RemoteException e) { 1103 Slog.w(TAG, "Failed to call onDeviceProvisioned", e); 1104 if (e instanceof DeadObjectException) { 1105 mKeyguardStateCallbacks.remove(i); 1106 } 1107 } 1108 } 1109 } 1110 } 1111 1112 /** 1113 * Enable the keyguard if the settings are appropriate. 1114 */ 1115 private void doKeyguardLocked(Bundle options) { 1116 // if another app is disabling us, don't show 1117 if (!mExternallyEnabled) { 1118 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because externally disabled"); 1119 1120 // note: we *should* set mNeedToReshowWhenReenabled=true here, but that makes 1121 // for an occasional ugly flicker in this situation: 1122 // 1) receive a call with the screen on (no keyguard) or make a call 1123 // 2) screen times out 1124 // 3) user hits key to turn screen back on 1125 // instead, we reenable the keyguard when we know the screen is off and the call 1126 // ends (see the broadcast receiver below) 1127 // TODO: clean this up when we have better support at the window manager level 1128 // for apps that wish to be on top of the keyguard 1129 return; 1130 } 1131 1132 // if the keyguard is already showing, don't bother 1133 if (mStatusBarKeyguardViewManager.isShowing()) { 1134 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because it is already showing"); 1135 resetStateLocked(); 1136 return; 1137 } 1138 1139 // In split system user mode, we never unlock system user. 1140 if (!UserManager.isSplitSystemUser() 1141 || KeyguardUpdateMonitor.getCurrentUser() != UserHandle.USER_SYSTEM 1142 || !mUpdateMonitor.isDeviceProvisioned()) { 1143 1144 // if the setup wizard hasn't run yet, don't show 1145 final boolean requireSim = !SystemProperties.getBoolean("keyguard.no_require_sim", false); 1146 final boolean absent = SubscriptionManager.isValidSubscriptionId( 1147 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.ABSENT)); 1148 final boolean disabled = SubscriptionManager.isValidSubscriptionId( 1149 mUpdateMonitor.getNextSubIdForState(IccCardConstants.State.PERM_DISABLED)); 1150 final boolean lockedOrMissing = mUpdateMonitor.isSimPinSecure() 1151 || ((absent || disabled) && requireSim); 1152 1153 if (!lockedOrMissing && shouldWaitForProvisioning()) { 1154 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because device isn't provisioned" 1155 + " and the sim is not locked or missing"); 1156 return; 1157 } 1158 1159 if (mLockPatternUtils.isLockScreenDisabled(KeyguardUpdateMonitor.getCurrentUser()) 1160 && !lockedOrMissing) { 1161 if (DEBUG) Log.d(TAG, "doKeyguard: not showing because lockscreen is off"); 1162 return; 1163 } 1164 1165 if (mLockPatternUtils.checkVoldPassword(KeyguardUpdateMonitor.getCurrentUser())) { 1166 if (DEBUG) Log.d(TAG, "Not showing lock screen since just decrypted"); 1167 // Without this, settings is not enabled until the lock screen first appears 1168 setShowingLocked(false); 1169 hideLocked(); 1170 mUpdateMonitor.reportSuccessfulStrongAuthUnlockAttempt(); 1171 return; 1172 } 1173 } 1174 1175 if (DEBUG) Log.d(TAG, "doKeyguard: showing the lock screen"); 1176 showLocked(options); 1177 } 1178 1179 private void lockProfile(int userId) { 1180 mTrustManager.setDeviceLockedForUser(userId, true); 1181 } 1182 1183 private boolean shouldWaitForProvisioning() { 1184 return !mUpdateMonitor.isDeviceProvisioned() && !isSecure(); 1185 } 1186 1187 /** 1188 * Dismiss the keyguard through the security layers. 1189 */ 1190 public void handleDismiss() { 1191 if (mShowing && !mOccluded) { 1192 mStatusBarKeyguardViewManager.dismiss(); 1193 } 1194 } 1195 1196 public void dismiss() { 1197 mHandler.sendEmptyMessage(DISMISS); 1198 } 1199 1200 /** 1201 * Send message to keyguard telling it to reset its state. 1202 * @see #handleReset 1203 */ 1204 private void resetStateLocked() { 1205 if (DEBUG) Log.e(TAG, "resetStateLocked"); 1206 Message msg = mHandler.obtainMessage(RESET); 1207 mHandler.sendMessage(msg); 1208 } 1209 1210 /** 1211 * Send message to keyguard telling it to verify unlock 1212 * @see #handleVerifyUnlock() 1213 */ 1214 private void verifyUnlockLocked() { 1215 if (DEBUG) Log.d(TAG, "verifyUnlockLocked"); 1216 mHandler.sendEmptyMessage(VERIFY_UNLOCK); 1217 } 1218 1219 private void notifyStartedGoingToSleep() { 1220 if (DEBUG) Log.d(TAG, "notifyStartedGoingToSleep"); 1221 mHandler.sendEmptyMessage(NOTIFY_STARTED_GOING_TO_SLEEP); 1222 } 1223 1224 private void notifyFinishedGoingToSleep() { 1225 if (DEBUG) Log.d(TAG, "notifyFinishedGoingToSleep"); 1226 mHandler.sendEmptyMessage(NOTIFY_FINISHED_GOING_TO_SLEEP); 1227 } 1228 1229 private void notifyStartedWakingUp() { 1230 if (DEBUG) Log.d(TAG, "notifyStartedWakingUp"); 1231 mHandler.sendEmptyMessage(NOTIFY_STARTED_WAKING_UP); 1232 } 1233 1234 private void notifyScreenOn(IKeyguardDrawnCallback callback) { 1235 if (DEBUG) Log.d(TAG, "notifyScreenOn"); 1236 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNING_ON, callback); 1237 mHandler.sendMessage(msg); 1238 } 1239 1240 private void notifyScreenTurnedOn() { 1241 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOn"); 1242 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_ON); 1243 mHandler.sendMessage(msg); 1244 } 1245 1246 private void notifyScreenTurnedOff() { 1247 if (DEBUG) Log.d(TAG, "notifyScreenTurnedOff"); 1248 Message msg = mHandler.obtainMessage(NOTIFY_SCREEN_TURNED_OFF); 1249 mHandler.sendMessage(msg); 1250 } 1251 1252 /** 1253 * Send message to keyguard telling it to show itself 1254 * @see #handleShow 1255 */ 1256 private void showLocked(Bundle options) { 1257 if (DEBUG) Log.d(TAG, "showLocked"); 1258 // ensure we stay awake until we are finished displaying the keyguard 1259 mShowKeyguardWakeLock.acquire(); 1260 Message msg = mHandler.obtainMessage(SHOW, options); 1261 mHandler.sendMessage(msg); 1262 } 1263 1264 /** 1265 * Send message to keyguard telling it to hide itself 1266 * @see #handleHide() 1267 */ 1268 private void hideLocked() { 1269 if (DEBUG) Log.d(TAG, "hideLocked"); 1270 Message msg = mHandler.obtainMessage(HIDE); 1271 mHandler.sendMessage(msg); 1272 } 1273 1274 public boolean isSecure() { 1275 return mLockPatternUtils.isSecure(KeyguardUpdateMonitor.getCurrentUser()) 1276 || KeyguardUpdateMonitor.getInstance(mContext).isSimPinSecure(); 1277 } 1278 1279 /** 1280 * Update the newUserId. Call while holding WindowManagerService lock. 1281 * NOTE: Should only be called by KeyguardViewMediator in response to the user id changing. 1282 * 1283 * @param newUserId The id of the incoming user. 1284 */ 1285 public void setCurrentUser(int newUserId) { 1286 KeyguardUpdateMonitor.setCurrentUser(newUserId); 1287 } 1288 1289 private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { 1290 @Override 1291 public void onReceive(Context context, Intent intent) { 1292 if (DELAYED_KEYGUARD_ACTION.equals(intent.getAction())) { 1293 final int sequence = intent.getIntExtra("seq", 0); 1294 if (DEBUG) Log.d(TAG, "received DELAYED_KEYGUARD_ACTION with seq = " 1295 + sequence + ", mDelayedShowingSequence = " + mDelayedShowingSequence); 1296 synchronized (KeyguardViewMediator.this) { 1297 if (mDelayedShowingSequence == sequence) { 1298 doKeyguardLocked(null); 1299 } 1300 } 1301 } else if (DELAYED_LOCK_PROFILE_ACTION.equals(intent.getAction())) { 1302 int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, 0); 1303 if (userId != 0) { 1304 synchronized (KeyguardViewMediator.this) { 1305 lockProfile(userId); 1306 } 1307 } 1308 } 1309 } 1310 }; 1311 1312 public void keyguardDone(boolean authenticated) { 1313 if (DEBUG) Log.d(TAG, "keyguardDone(" + authenticated +")"); 1314 EventLog.writeEvent(70000, 2); 1315 Message msg = mHandler.obtainMessage(KEYGUARD_DONE, authenticated ? 1 : 0); 1316 mHandler.sendMessage(msg); 1317 } 1318 1319 /** 1320 * This handler will be associated with the policy thread, which will also 1321 * be the UI thread of the keyguard. Since the apis of the policy, and therefore 1322 * this class, can be called by other threads, any action that directly 1323 * interacts with the keyguard ui should be posted to this handler, rather 1324 * than called directly. 1325 */ 1326 private Handler mHandler = new Handler(Looper.myLooper(), null, true /*async*/) { 1327 @Override 1328 public void handleMessage(Message msg) { 1329 switch (msg.what) { 1330 case SHOW: 1331 handleShow((Bundle) msg.obj); 1332 break; 1333 case HIDE: 1334 handleHide(); 1335 break; 1336 case RESET: 1337 handleReset(); 1338 break; 1339 case VERIFY_UNLOCK: 1340 handleVerifyUnlock(); 1341 break; 1342 case NOTIFY_STARTED_GOING_TO_SLEEP: 1343 handleNotifyStartedGoingToSleep(); 1344 break; 1345 case NOTIFY_FINISHED_GOING_TO_SLEEP: 1346 handleNotifyFinishedGoingToSleep(); 1347 break; 1348 case NOTIFY_SCREEN_TURNING_ON: 1349 handleNotifyScreenTurningOn((IKeyguardDrawnCallback) msg.obj); 1350 break; 1351 case NOTIFY_SCREEN_TURNED_ON: 1352 handleNotifyScreenTurnedOn(); 1353 break; 1354 case NOTIFY_SCREEN_TURNED_OFF: 1355 handleNotifyScreenTurnedOff(); 1356 break; 1357 case NOTIFY_STARTED_WAKING_UP: 1358 handleNotifyStartedWakingUp(); 1359 break; 1360 case KEYGUARD_DONE: 1361 handleKeyguardDone(msg.arg1 != 0); 1362 break; 1363 case KEYGUARD_DONE_DRAWING: 1364 handleKeyguardDoneDrawing(); 1365 break; 1366 case SET_OCCLUDED: 1367 handleSetOccluded(msg.arg1 != 0); 1368 break; 1369 case KEYGUARD_TIMEOUT: 1370 synchronized (KeyguardViewMediator.this) { 1371 doKeyguardLocked((Bundle) msg.obj); 1372 } 1373 break; 1374 case DISMISS: 1375 handleDismiss(); 1376 break; 1377 case START_KEYGUARD_EXIT_ANIM: 1378 StartKeyguardExitAnimParams params = (StartKeyguardExitAnimParams) msg.obj; 1379 handleStartKeyguardExitAnimation(params.startTime, params.fadeoutDuration); 1380 FalsingManager.getInstance(mContext).onSucccessfulUnlock(); 1381 break; 1382 case KEYGUARD_DONE_PENDING_TIMEOUT: 1383 Log.w(TAG, "Timeout while waiting for activity drawn!"); 1384 // Fall through. 1385 case ON_ACTIVITY_DRAWN: 1386 handleOnActivityDrawn(); 1387 break; 1388 } 1389 } 1390 }; 1391 1392 /** 1393 * @see #keyguardDone 1394 * @see #KEYGUARD_DONE 1395 */ 1396 private void handleKeyguardDone(boolean authenticated) { 1397 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1398 if (mLockPatternUtils.isSecure(currentUser)) { 1399 mLockPatternUtils.getDevicePolicyManager().reportKeyguardDismissed(currentUser); 1400 } 1401 if (DEBUG) Log.d(TAG, "handleKeyguardDone"); 1402 synchronized (this) { 1403 resetKeyguardDonePendingLocked(); 1404 } 1405 1406 if (authenticated) { 1407 mUpdateMonitor.clearFailedUnlockAttempts(); 1408 } 1409 mUpdateMonitor.clearFingerprintRecognized(); 1410 1411 if (mGoingToSleep) { 1412 Log.i(TAG, "Device is going to sleep, aborting keyguardDone"); 1413 return; 1414 } 1415 if (mExitSecureCallback != null) { 1416 try { 1417 mExitSecureCallback.onKeyguardExitResult(authenticated); 1418 } catch (RemoteException e) { 1419 Slog.w(TAG, "Failed to call onKeyguardExitResult(" + authenticated + ")", e); 1420 } 1421 1422 mExitSecureCallback = null; 1423 1424 if (authenticated) { 1425 // after succesfully exiting securely, no need to reshow 1426 // the keyguard when they've released the lock 1427 mExternallyEnabled = true; 1428 mNeedToReshowWhenReenabled = false; 1429 updateInputRestricted(); 1430 } 1431 } 1432 1433 handleHide(); 1434 } 1435 1436 private void sendUserPresentBroadcast() { 1437 synchronized (this) { 1438 if (mBootCompleted) { 1439 final UserHandle currentUser = new UserHandle(KeyguardUpdateMonitor.getCurrentUser()); 1440 final UserManager um = (UserManager) mContext.getSystemService( 1441 Context.USER_SERVICE); 1442 List <UserInfo> userHandles = um.getProfiles(currentUser.getIdentifier()); 1443 for (UserInfo ui : userHandles) { 1444 mContext.sendBroadcastAsUser(USER_PRESENT_INTENT, ui.getUserHandle()); 1445 } 1446 } else { 1447 mBootSendUserPresent = true; 1448 } 1449 } 1450 } 1451 1452 /** 1453 * @see #keyguardDone 1454 * @see #KEYGUARD_DONE_DRAWING 1455 */ 1456 private void handleKeyguardDoneDrawing() { 1457 synchronized(this) { 1458 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing"); 1459 if (mWaitingUntilKeyguardVisible) { 1460 if (DEBUG) Log.d(TAG, "handleKeyguardDoneDrawing: notifying mWaitingUntilKeyguardVisible"); 1461 mWaitingUntilKeyguardVisible = false; 1462 notifyAll(); 1463 1464 // there will usually be two of these sent, one as a timeout, and one 1465 // as a result of the callback, so remove any remaining messages from 1466 // the queue 1467 mHandler.removeMessages(KEYGUARD_DONE_DRAWING); 1468 } 1469 } 1470 } 1471 1472 private void playSounds(boolean locked) { 1473 playSound(locked ? mLockSoundId : mUnlockSoundId); 1474 } 1475 1476 private void playSound(int soundId) { 1477 if (soundId == 0) return; 1478 final ContentResolver cr = mContext.getContentResolver(); 1479 if (Settings.System.getInt(cr, Settings.System.LOCKSCREEN_SOUNDS_ENABLED, 1) == 1) { 1480 1481 mLockSounds.stop(mLockSoundStreamId); 1482 // Init mAudioManager 1483 if (mAudioManager == null) { 1484 mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); 1485 if (mAudioManager == null) return; 1486 mUiSoundsStreamType = mAudioManager.getUiSoundsStreamType(); 1487 } 1488 // If the stream is muted, don't play the sound 1489 if (mAudioManager.isStreamMute(mUiSoundsStreamType)) return; 1490 1491 mLockSoundStreamId = mLockSounds.play(soundId, 1492 mLockSoundVolume, mLockSoundVolume, 1/*priortiy*/, 0/*loop*/, 1.0f/*rate*/); 1493 } 1494 } 1495 1496 private void playTrustedSound() { 1497 playSound(mTrustedSoundId); 1498 } 1499 1500 private void updateActivityLockScreenState() { 1501 try { 1502 ActivityManagerNative.getDefault().setLockScreenShown(mShowing && !mOccluded); 1503 } catch (RemoteException e) { 1504 } 1505 } 1506 1507 /** 1508 * Handle message sent by {@link #showLocked}. 1509 * @see #SHOW 1510 */ 1511 private void handleShow(Bundle options) { 1512 final int currentUser = KeyguardUpdateMonitor.getCurrentUser(); 1513 if (mLockPatternUtils.isSecure(currentUser)) { 1514 mLockPatternUtils.getDevicePolicyManager().reportKeyguardSecured(currentUser); 1515 } 1516 synchronized (KeyguardViewMediator.this) { 1517 if (!mSystemReady) { 1518 if (DEBUG) Log.d(TAG, "ignoring handleShow because system is not ready."); 1519 return; 1520 } else { 1521 if (DEBUG) Log.d(TAG, "handleShow"); 1522 } 1523 1524 setShowingLocked(true); 1525 mStatusBarKeyguardViewManager.show(options); 1526 mHiding = false; 1527 mWakeAndUnlocking = false; 1528 resetKeyguardDonePendingLocked(); 1529 mHideAnimationRun = false; 1530 updateActivityLockScreenState(); 1531 adjustStatusBarLocked(); 1532 userActivity(); 1533 1534 mShowKeyguardWakeLock.release(); 1535 } 1536 mKeyguardDisplayManager.show(); 1537 } 1538 1539 private final Runnable mKeyguardGoingAwayRunnable = new Runnable() { 1540 @Override 1541 public void run() { 1542 try { 1543 mStatusBarKeyguardViewManager.keyguardGoingAway(); 1544 1545 // Don't actually hide the Keyguard at the moment, wait for window 1546 // manager until it tells us it's safe to do so with 1547 // startKeyguardExitAnimation. 1548 ActivityManagerNative.getDefault().keyguardGoingAway( 1549 mStatusBarKeyguardViewManager.shouldDisableWindowAnimationsForUnlock() 1550 || mWakeAndUnlocking, 1551 mStatusBarKeyguardViewManager.isGoingToNotificationShade()); 1552 } catch (RemoteException e) { 1553 Log.e(TAG, "Error while calling WindowManager", e); 1554 } 1555 } 1556 }; 1557 1558 /** 1559 * Handle message sent by {@link #hideLocked()} 1560 * @see #HIDE 1561 */ 1562 private void handleHide() { 1563 synchronized (KeyguardViewMediator.this) { 1564 if (DEBUG) Log.d(TAG, "handleHide"); 1565 1566 if (UserManager.isSplitSystemUser() 1567 && KeyguardUpdateMonitor.getCurrentUser() == UserHandle.USER_SYSTEM) { 1568 // In split system user mode, we never unlock system user. The end user has to 1569 // switch to another user. 1570 // TODO: We should stop it early by disabling the swipe up flow. Right now swipe up 1571 // still completes and makes the screen blank. 1572 if (DEBUG) Log.d(TAG, "Split system user, quit unlocking."); 1573 return; 1574 } 1575 mHiding = true; 1576 if (mShowing && !mOccluded) { 1577 if (!mHideAnimationRun) { 1578 mStatusBarKeyguardViewManager.startPreHideAnimation(mKeyguardGoingAwayRunnable); 1579 } else { 1580 mKeyguardGoingAwayRunnable.run(); 1581 } 1582 } else { 1583 1584 // Don't try to rely on WindowManager - if Keyguard wasn't showing, window 1585 // manager won't start the exit animation. 1586 handleStartKeyguardExitAnimation( 1587 SystemClock.uptimeMillis() + mHideAnimation.getStartOffset(), 1588 mHideAnimation.getDuration()); 1589 } 1590 } 1591 } 1592 1593 private void handleOnActivityDrawn() { 1594 if (DEBUG) Log.d(TAG, "handleOnActivityDrawn: mKeyguardDonePending=" + mKeyguardDonePending); 1595 if (mKeyguardDonePending) { 1596 mStatusBarKeyguardViewManager.onActivityDrawn(); 1597 } 1598 } 1599 1600 private void handleStartKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1601 synchronized (KeyguardViewMediator.this) { 1602 1603 if (!mHiding) { 1604 return; 1605 } 1606 mHiding = false; 1607 1608 if (mWakeAndUnlocking && mDrawnCallback != null) { 1609 1610 // Hack level over 9000: To speed up wake-and-unlock sequence, force it to report 1611 // the next draw from here so we don't have to wait for window manager to signal 1612 // this to our ViewRootImpl. 1613 mStatusBarKeyguardViewManager.getViewRootImpl().setReportNextDraw(); 1614 notifyDrawn(mDrawnCallback); 1615 } 1616 1617 // only play "unlock" noises if not on a call (since the incall UI 1618 // disables the keyguard) 1619 if (TelephonyManager.EXTRA_STATE_IDLE.equals(mPhoneState)) { 1620 playSounds(false); 1621 } 1622 1623 setShowingLocked(false); 1624 mStatusBarKeyguardViewManager.hide(startTime, fadeoutDuration); 1625 resetKeyguardDonePendingLocked(); 1626 mHideAnimationRun = false; 1627 updateActivityLockScreenState(); 1628 adjustStatusBarLocked(); 1629 sendUserPresentBroadcast(); 1630 } 1631 } 1632 1633 private void adjustStatusBarLocked() { 1634 if (mStatusBarManager == null) { 1635 mStatusBarManager = (StatusBarManager) 1636 mContext.getSystemService(Context.STATUS_BAR_SERVICE); 1637 } 1638 if (mStatusBarManager == null) { 1639 Log.w(TAG, "Could not get status bar manager"); 1640 } else { 1641 // Disable aspects of the system/status/navigation bars that must not be re-enabled by 1642 // windows that appear on top, ever 1643 int flags = StatusBarManager.DISABLE_NONE; 1644 if (mShowing) { 1645 // Permanently disable components not available when keyguard is enabled 1646 // (like recents). Temporary enable/disable (e.g. the "back" button) are 1647 // done in KeyguardHostView. 1648 flags |= StatusBarManager.DISABLE_RECENT; 1649 flags |= StatusBarManager.DISABLE_SEARCH; 1650 } 1651 if (isShowingAndNotOccluded()) { 1652 flags |= StatusBarManager.DISABLE_HOME; 1653 } 1654 1655 if (DEBUG) { 1656 Log.d(TAG, "adjustStatusBarLocked: mShowing=" + mShowing + " mOccluded=" + mOccluded 1657 + " isSecure=" + isSecure() + " --> flags=0x" + Integer.toHexString(flags)); 1658 } 1659 1660 if (!(mContext instanceof Activity)) { 1661 mStatusBarManager.disable(flags); 1662 } 1663 } 1664 } 1665 1666 /** 1667 * Handle message sent by {@link #resetStateLocked} 1668 * @see #RESET 1669 */ 1670 private void handleReset() { 1671 synchronized (KeyguardViewMediator.this) { 1672 if (DEBUG) Log.d(TAG, "handleReset"); 1673 mStatusBarKeyguardViewManager.reset(); 1674 } 1675 } 1676 1677 /** 1678 * Handle message sent by {@link #verifyUnlock} 1679 * @see #VERIFY_UNLOCK 1680 */ 1681 private void handleVerifyUnlock() { 1682 synchronized (KeyguardViewMediator.this) { 1683 if (DEBUG) Log.d(TAG, "handleVerifyUnlock"); 1684 setShowingLocked(true); 1685 mStatusBarKeyguardViewManager.verifyUnlock(); 1686 updateActivityLockScreenState(); 1687 } 1688 } 1689 1690 private void handleNotifyStartedGoingToSleep() { 1691 synchronized (KeyguardViewMediator.this) { 1692 if (DEBUG) Log.d(TAG, "handleNotifyStartedGoingToSleep"); 1693 mStatusBarKeyguardViewManager.onStartedGoingToSleep(); 1694 } 1695 } 1696 1697 /** 1698 * Handle message sent by {@link #notifyFinishedGoingToSleep()} 1699 * @see #NOTIFY_FINISHED_GOING_TO_SLEEP 1700 */ 1701 private void handleNotifyFinishedGoingToSleep() { 1702 synchronized (KeyguardViewMediator.this) { 1703 if (DEBUG) Log.d(TAG, "handleNotifyFinishedGoingToSleep"); 1704 mStatusBarKeyguardViewManager.onFinishedGoingToSleep(); 1705 } 1706 } 1707 1708 private void handleNotifyStartedWakingUp() { 1709 synchronized (KeyguardViewMediator.this) { 1710 if (DEBUG) Log.d(TAG, "handleNotifyWakingUp"); 1711 mStatusBarKeyguardViewManager.onStartedWakingUp(); 1712 } 1713 } 1714 1715 private void handleNotifyScreenTurningOn(IKeyguardDrawnCallback callback) { 1716 synchronized (KeyguardViewMediator.this) { 1717 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurningOn"); 1718 mStatusBarKeyguardViewManager.onScreenTurningOn(); 1719 if (callback != null) { 1720 if (mWakeAndUnlocking) { 1721 mDrawnCallback = callback; 1722 } else { 1723 notifyDrawn(callback); 1724 } 1725 } 1726 } 1727 } 1728 1729 private void handleNotifyScreenTurnedOn() { 1730 synchronized (this) { 1731 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOn"); 1732 mStatusBarKeyguardViewManager.onScreenTurnedOn(); 1733 } 1734 } 1735 1736 private void handleNotifyScreenTurnedOff() { 1737 synchronized (this) { 1738 if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOff"); 1739 mStatusBarKeyguardViewManager.onScreenTurnedOff(); 1740 mWakeAndUnlocking = false; 1741 } 1742 } 1743 1744 private void notifyDrawn(final IKeyguardDrawnCallback callback) { 1745 try { 1746 callback.onDrawn(); 1747 } catch (RemoteException e) { 1748 Slog.w(TAG, "Exception calling onDrawn():", e); 1749 } 1750 } 1751 1752 private void resetKeyguardDonePendingLocked() { 1753 mKeyguardDonePending = false; 1754 mHandler.removeMessages(KEYGUARD_DONE_PENDING_TIMEOUT); 1755 } 1756 1757 @Override 1758 public void onBootCompleted() { 1759 mUpdateMonitor.dispatchBootCompleted(); 1760 synchronized (this) { 1761 mBootCompleted = true; 1762 if (mBootSendUserPresent) { 1763 sendUserPresentBroadcast(); 1764 } 1765 } 1766 } 1767 1768 public void onWakeAndUnlocking() { 1769 mWakeAndUnlocking = true; 1770 keyguardDone(true /* authenticated */); 1771 } 1772 1773 public StatusBarKeyguardViewManager registerStatusBar(PhoneStatusBar phoneStatusBar, 1774 ViewGroup container, StatusBarWindowManager statusBarWindowManager, 1775 ScrimController scrimController, 1776 FingerprintUnlockController fingerprintUnlockController) { 1777 mStatusBarKeyguardViewManager.registerStatusBar(phoneStatusBar, container, 1778 statusBarWindowManager, scrimController, fingerprintUnlockController); 1779 return mStatusBarKeyguardViewManager; 1780 } 1781 1782 public void startKeyguardExitAnimation(long startTime, long fadeoutDuration) { 1783 Message msg = mHandler.obtainMessage(START_KEYGUARD_EXIT_ANIM, 1784 new StartKeyguardExitAnimParams(startTime, fadeoutDuration)); 1785 mHandler.sendMessage(msg); 1786 } 1787 1788 public void onActivityDrawn() { 1789 mHandler.sendEmptyMessage(ON_ACTIVITY_DRAWN); 1790 } 1791 1792 public ViewMediatorCallback getViewMediatorCallback() { 1793 return mViewMediatorCallback; 1794 } 1795 1796 public LockPatternUtils getLockPatternUtils() { 1797 return mLockPatternUtils; 1798 } 1799 1800 @Override 1801 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1802 pw.print(" mSystemReady: "); pw.println(mSystemReady); 1803 pw.print(" mBootCompleted: "); pw.println(mBootCompleted); 1804 pw.print(" mBootSendUserPresent: "); pw.println(mBootSendUserPresent); 1805 pw.print(" mExternallyEnabled: "); pw.println(mExternallyEnabled); 1806 pw.print(" mNeedToReshowWhenReenabled: "); pw.println(mNeedToReshowWhenReenabled); 1807 pw.print(" mShowing: "); pw.println(mShowing); 1808 pw.print(" mInputRestricted: "); pw.println(mInputRestricted); 1809 pw.print(" mOccluded: "); pw.println(mOccluded); 1810 pw.print(" mDelayedShowingSequence: "); pw.println(mDelayedShowingSequence); 1811 pw.print(" mExitSecureCallback: "); pw.println(mExitSecureCallback); 1812 pw.print(" mDeviceInteractive: "); pw.println(mDeviceInteractive); 1813 pw.print(" mGoingToSleep: "); pw.println(mGoingToSleep); 1814 pw.print(" mHiding: "); pw.println(mHiding); 1815 pw.print(" mWaitingUntilKeyguardVisible: "); pw.println(mWaitingUntilKeyguardVisible); 1816 pw.print(" mKeyguardDonePending: "); pw.println(mKeyguardDonePending); 1817 pw.print(" mHideAnimationRun: "); pw.println(mHideAnimationRun); 1818 pw.print(" mPendingReset: "); pw.println(mPendingReset); 1819 pw.print(" mPendingLock: "); pw.println(mPendingLock); 1820 pw.print(" mWakeAndUnlocking: "); pw.println(mWakeAndUnlocking); 1821 pw.print(" mDrawnCallback: "); pw.println(mDrawnCallback); 1822 } 1823 1824 private static class StartKeyguardExitAnimParams { 1825 1826 long startTime; 1827 long fadeoutDuration; 1828 1829 private StartKeyguardExitAnimParams(long startTime, long fadeoutDuration) { 1830 this.startTime = startTime; 1831 this.fadeoutDuration = fadeoutDuration; 1832 } 1833 } 1834 1835 private void setShowingLocked(boolean showing) { 1836 if (showing != mShowing) { 1837 mShowing = showing; 1838 int size = mKeyguardStateCallbacks.size(); 1839 for (int i = size - 1; i >= 0; i--) { 1840 try { 1841 mKeyguardStateCallbacks.get(i).onShowingStateChanged(showing); 1842 } catch (RemoteException e) { 1843 Slog.w(TAG, "Failed to call onShowingStateChanged", e); 1844 if (e instanceof DeadObjectException) { 1845 mKeyguardStateCallbacks.remove(i); 1846 } 1847 } 1848 } 1849 updateInputRestrictedLocked(); 1850 mTrustManager.reportKeyguardShowingChanged(); 1851 } 1852 } 1853 1854 public void addStateMonitorCallback(IKeyguardStateCallback callback) { 1855 synchronized (this) { 1856 mKeyguardStateCallbacks.add(callback); 1857 try { 1858 callback.onSimSecureStateChanged(mUpdateMonitor.isSimPinSecure()); 1859 callback.onShowingStateChanged(mShowing); 1860 callback.onInputRestrictedStateChanged(mInputRestricted); 1861 } catch (RemoteException e) { 1862 Slog.w(TAG, "Failed to call onShowingStateChanged or onSimSecureStateChanged or onInputRestrictedStateChanged", e); 1863 } 1864 } 1865 } 1866} 1867