WindowManagerService.java revision b660b9d8cf6b951b85a35599d636c470795e9a1a
1/* 2 * Copyright (C) 2007 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.server.wm; 18 19import static android.view.WindowManager.LayoutParams.*; 20 21import static android.view.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 22 23import android.app.AppOpsManager; 24import android.util.ArraySet; 25import android.util.TimeUtils; 26import android.view.IWindowId; 27 28import com.android.internal.app.IBatteryStats; 29import com.android.internal.policy.PolicyManager; 30import com.android.internal.policy.impl.PhoneWindowManager; 31import com.android.internal.util.FastPrintWriter; 32import com.android.internal.view.IInputContext; 33import com.android.internal.view.IInputMethodClient; 34import com.android.internal.view.IInputMethodManager; 35import com.android.internal.view.WindowManagerPolicyThread; 36import com.android.server.AttributeCache; 37import com.android.server.DisplayThread; 38import com.android.server.EventLogTags; 39import com.android.server.LocalServices; 40import com.android.server.UiThread; 41import com.android.server.Watchdog; 42import com.android.server.am.BatteryStatsService; 43import com.android.server.input.InputManagerService; 44import com.android.server.power.ShutdownThread; 45 46import android.Manifest; 47import android.app.ActivityManagerNative; 48import android.app.IActivityManager; 49import android.app.StatusBarManager; 50import android.app.admin.DevicePolicyManager; 51import android.animation.ValueAnimator; 52import android.content.BroadcastReceiver; 53import android.content.Context; 54import android.content.Intent; 55import android.content.IntentFilter; 56import android.content.pm.ActivityInfo; 57import android.content.pm.PackageManager; 58import android.content.res.CompatibilityInfo; 59import android.content.res.Configuration; 60import android.graphics.Bitmap; 61import android.graphics.Bitmap.Config; 62import android.graphics.Canvas; 63import android.graphics.Matrix; 64import android.graphics.PixelFormat; 65import android.graphics.Point; 66import android.graphics.Rect; 67import android.graphics.RectF; 68import android.graphics.Region; 69import android.hardware.display.DisplayManager; 70import android.hardware.display.DisplayManagerInternal; 71import android.os.Binder; 72import android.os.Bundle; 73import android.os.Debug; 74import android.os.Handler; 75import android.os.IBinder; 76import android.os.IRemoteCallback; 77import android.os.Looper; 78import android.os.Message; 79import android.os.Parcel; 80import android.os.ParcelFileDescriptor; 81import android.os.PowerManager; 82import android.os.PowerManagerInternal; 83import android.os.Process; 84import android.os.RemoteException; 85import android.os.ServiceManager; 86import android.os.StrictMode; 87import android.os.SystemClock; 88import android.os.SystemProperties; 89import android.os.Trace; 90import android.os.WorkSource; 91import android.provider.Settings; 92import android.util.DisplayMetrics; 93import android.util.EventLog; 94import android.util.FloatMath; 95import android.util.Log; 96import android.util.SparseArray; 97import android.util.Pair; 98import android.util.Slog; 99import android.util.SparseIntArray; 100import android.util.TypedValue; 101import android.view.Choreographer; 102import android.view.Display; 103import android.view.DisplayInfo; 104import android.view.Gravity; 105import android.view.IApplicationToken; 106import android.view.IInputFilter; 107import android.view.IMagnificationCallbacks; 108import android.view.IOnKeyguardExitResult; 109import android.view.IRotationWatcher; 110import android.view.IWindow; 111import android.view.IWindowManager; 112import android.view.IWindowSession; 113import android.view.InputChannel; 114import android.view.InputDevice; 115import android.view.InputEvent; 116import android.view.InputEventReceiver; 117import android.view.KeyEvent; 118import android.view.MagnificationSpec; 119import android.view.MotionEvent; 120import android.view.WindowManagerInternal; 121import android.view.Surface.OutOfResourcesException; 122import android.view.Surface; 123import android.view.SurfaceControl; 124import android.view.SurfaceSession; 125import android.view.View; 126import android.view.ViewTreeObserver; 127import android.view.WindowManager; 128import android.view.WindowManagerGlobal; 129import android.view.WindowManagerPolicy; 130import android.view.WindowManager.LayoutParams; 131import android.view.WindowManagerPolicy.FakeWindow; 132import android.view.WindowManagerPolicy.PointerEventListener; 133import android.view.animation.Animation; 134import android.view.animation.AnimationUtils; 135import android.view.animation.Transformation; 136 137import java.io.BufferedWriter; 138import java.io.DataInputStream; 139import java.io.File; 140import java.io.FileDescriptor; 141import java.io.FileInputStream; 142import java.io.FileNotFoundException; 143import java.io.IOException; 144import java.io.OutputStream; 145import java.io.OutputStreamWriter; 146import java.io.PrintWriter; 147import java.io.StringWriter; 148import java.net.Socket; 149import java.text.DateFormat; 150import java.util.ArrayList; 151import java.util.Date; 152import java.util.HashMap; 153import java.util.HashSet; 154import java.util.Iterator; 155import java.util.List; 156 157/** {@hide} */ 158public class WindowManagerService extends IWindowManager.Stub 159 implements Watchdog.Monitor, WindowManagerPolicy.WindowManagerFuncs { 160 static final String TAG = "WindowManager"; 161 static final boolean DEBUG = false; 162 static final boolean DEBUG_ADD_REMOVE = false; 163 static final boolean DEBUG_FOCUS = false; 164 static final boolean DEBUG_FOCUS_LIGHT = DEBUG_FOCUS || false; 165 static final boolean DEBUG_ANIM = false; 166 static final boolean DEBUG_LAYOUT = false; 167 static final boolean DEBUG_RESIZE = false; 168 static final boolean DEBUG_LAYERS = false; 169 static final boolean DEBUG_INPUT = false; 170 static final boolean DEBUG_INPUT_METHOD = false; 171 static final boolean DEBUG_VISIBILITY = false; 172 static final boolean DEBUG_WINDOW_MOVEMENT = false; 173 static final boolean DEBUG_TOKEN_MOVEMENT = false; 174 static final boolean DEBUG_ORIENTATION = false; 175 static final boolean DEBUG_APP_ORIENTATION = false; 176 static final boolean DEBUG_CONFIGURATION = false; 177 static final boolean DEBUG_APP_TRANSITIONS = false; 178 static final boolean DEBUG_STARTING_WINDOW = false; 179 static final boolean DEBUG_REORDER = false; 180 static final boolean DEBUG_WALLPAPER = false; 181 static final boolean DEBUG_WALLPAPER_LIGHT = false || DEBUG_WALLPAPER; 182 static final boolean DEBUG_DRAG = false; 183 static final boolean DEBUG_SCREEN_ON = false; 184 static final boolean DEBUG_SCREENSHOT = false; 185 static final boolean DEBUG_BOOT = false; 186 static final boolean DEBUG_LAYOUT_REPEATS = true; 187 static final boolean DEBUG_SURFACE_TRACE = false; 188 static final boolean DEBUG_WINDOW_TRACE = false; 189 static final boolean DEBUG_TASK_MOVEMENT = false; 190 static final boolean DEBUG_STACK = false; 191 static final boolean SHOW_SURFACE_ALLOC = false; 192 static final boolean SHOW_TRANSACTIONS = false; 193 static final boolean SHOW_LIGHT_TRANSACTIONS = false || SHOW_TRANSACTIONS; 194 static final boolean HIDE_STACK_CRAWLS = true; 195 static final int LAYOUT_REPEAT_THRESHOLD = 4; 196 197 static final boolean PROFILE_ORIENTATION = false; 198 static final boolean localLOGV = DEBUG; 199 200 /** How much to multiply the policy's type layer, to reserve room 201 * for multiple windows of the same type and Z-ordering adjustment 202 * with TYPE_LAYER_OFFSET. */ 203 static final int TYPE_LAYER_MULTIPLIER = 10000; 204 205 /** Offset from TYPE_LAYER_MULTIPLIER for moving a group of windows above 206 * or below others in the same layer. */ 207 static final int TYPE_LAYER_OFFSET = 1000; 208 209 /** How much to increment the layer for each window, to reserve room 210 * for effect surfaces between them. 211 */ 212 static final int WINDOW_LAYER_MULTIPLIER = 5; 213 214 /** 215 * Dim surface layer is immediately below target window. 216 */ 217 static final int LAYER_OFFSET_DIM = 1; 218 219 /** 220 * Blur surface layer is immediately below dim layer. 221 */ 222 static final int LAYER_OFFSET_BLUR = 2; 223 224 /** 225 * FocusedStackFrame layer is immediately above focused window. 226 */ 227 static final int LAYER_OFFSET_FOCUSED_STACK = 1; 228 229 /** 230 * Animation thumbnail is as far as possible below the window above 231 * the thumbnail (or in other words as far as possible above the window 232 * below it). 233 */ 234 static final int LAYER_OFFSET_THUMBNAIL = WINDOW_LAYER_MULTIPLIER-1; 235 236 /** 237 * Layer at which to put the rotation freeze snapshot. 238 */ 239 static final int FREEZE_LAYER = (TYPE_LAYER_MULTIPLIER * 200) + 1; 240 241 /** 242 * Layer at which to put the mask for emulated screen sizes. 243 */ 244 static final int MASK_LAYER = TYPE_LAYER_MULTIPLIER * 200; 245 246 /** The maximum length we will accept for a loaded animation duration: 247 * this is 10 seconds. 248 */ 249 static final int MAX_ANIMATION_DURATION = 10*1000; 250 251 /** Amount of time (in milliseconds) to animate the fade-in-out transition for 252 * compatible windows. 253 */ 254 static final int DEFAULT_FADE_IN_OUT_DURATION = 400; 255 256 /** Amount of time (in milliseconds) to delay before declaring a window freeze timeout. */ 257 static final int WINDOW_FREEZE_TIMEOUT_DURATION = 2000; 258 259 /** Amount of time (in milliseconds) to delay before declaring a starting window leaked. */ 260 static final int STARTING_WINDOW_TIMEOUT_DURATION = 10000; 261 262 /** 263 * If true, the window manager will do its own custom freezing and general 264 * management of the screen during rotation. 265 */ 266 static final boolean CUSTOM_SCREEN_ROTATION = true; 267 268 // Maximum number of milliseconds to wait for input devices to be enumerated before 269 // proceding with safe mode detection. 270 private static final int INPUT_DEVICES_READY_FOR_SAFE_MODE_DETECTION_TIMEOUT_MILLIS = 1000; 271 272 // Default input dispatching timeout in nanoseconds. 273 static final long DEFAULT_INPUT_DISPATCHING_TIMEOUT_NANOS = 5000 * 1000000L; 274 275 /** Minimum value for attachStack and resizeStack weight value */ 276 public static final float STACK_WEIGHT_MIN = 0.2f; 277 278 /** Maximum value for attachStack and resizeStack weight value */ 279 public static final float STACK_WEIGHT_MAX = 0.8f; 280 281 static final int UPDATE_FOCUS_NORMAL = 0; 282 static final int UPDATE_FOCUS_WILL_ASSIGN_LAYERS = 1; 283 static final int UPDATE_FOCUS_PLACING_SURFACES = 2; 284 static final int UPDATE_FOCUS_WILL_PLACE_SURFACES = 3; 285 286 private static final String SYSTEM_SECURE = "ro.secure"; 287 private static final String SYSTEM_DEBUGGABLE = "ro.debuggable"; 288 289 private static final String DENSITY_OVERRIDE = "ro.config.density_override"; 290 private static final String SIZE_OVERRIDE = "ro.config.size_override"; 291 292 private static final int MAX_SCREENSHOT_RETRIES = 3; 293 294 final private KeyguardDisableHandler mKeyguardDisableHandler; 295 296 final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { 297 @Override 298 public void onReceive(Context context, Intent intent) { 299 final String action = intent.getAction(); 300 if (DevicePolicyManager.ACTION_DEVICE_POLICY_MANAGER_STATE_CHANGED.equals(action)) { 301 mKeyguardDisableHandler.sendEmptyMessage( 302 KeyguardDisableHandler.KEYGUARD_POLICY_CHANGED); 303 } 304 } 305 }; 306 307 // Current user when multi-user is enabled. Don't show windows of non-current user. 308 int mCurrentUserId; 309 310 final Context mContext; 311 312 final boolean mHaveInputMethods; 313 314 final boolean mAllowBootMessages; 315 316 final boolean mLimitedAlphaCompositing; 317 318 final WindowManagerPolicy mPolicy = PolicyManager.makeNewWindowManager(); 319 320 final IActivityManager mActivityManager; 321 322 final IBatteryStats mBatteryStats; 323 324 final AppOpsManager mAppOps; 325 326 final DisplaySettings mDisplaySettings; 327 328 /** 329 * All currently active sessions with clients. 330 */ 331 final HashSet<Session> mSessions = new HashSet<Session>(); 332 333 /** 334 * Mapping from an IWindow IBinder to the server's Window object. 335 * This is also used as the lock for all of our state. 336 * NOTE: Never call into methods that lock ActivityManagerService while holding this object. 337 */ 338 final HashMap<IBinder, WindowState> mWindowMap = new HashMap<IBinder, WindowState>(); 339 340 /** 341 * Mapping from a token IBinder to a WindowToken object. 342 */ 343 final HashMap<IBinder, WindowToken> mTokenMap = new HashMap<IBinder, WindowToken>(); 344 345 /** 346 * List of window tokens that have finished starting their application, 347 * and now need to have the policy remove their windows. 348 */ 349 final ArrayList<AppWindowToken> mFinishedStarting = new ArrayList<AppWindowToken>(); 350 351 /** 352 * Fake windows added to the window manager. Note: ordered from top to 353 * bottom, opposite of mWindows. 354 */ 355 final ArrayList<FakeWindowImpl> mFakeWindows = new ArrayList<FakeWindowImpl>(); 356 357 /** 358 * Windows that are being resized. Used so we can tell the client about 359 * the resize after closing the transaction in which we resized the 360 * underlying surface. 361 */ 362 final ArrayList<WindowState> mResizingWindows = new ArrayList<WindowState>(); 363 364 /** 365 * Windows whose animations have ended and now must be removed. 366 */ 367 final ArrayList<WindowState> mPendingRemove = new ArrayList<WindowState>(); 368 369 /** 370 * Stacks whose animations have ended and whose tasks, apps, selves may now be removed. 371 */ 372 final ArraySet<TaskStack> mPendingStacksRemove = new ArraySet<TaskStack>(); 373 374 /** 375 * Used when processing mPendingRemove to avoid working on the original array. 376 */ 377 WindowState[] mPendingRemoveTmp = new WindowState[20]; 378 379 /** 380 * Windows whose surface should be destroyed. 381 */ 382 final ArrayList<WindowState> mDestroySurface = new ArrayList<WindowState>(); 383 384 /** 385 * Windows that have lost input focus and are waiting for the new 386 * focus window to be displayed before they are told about this. 387 */ 388 ArrayList<WindowState> mLosingFocus = new ArrayList<WindowState>(); 389 390 /** 391 * This is set when we have run out of memory, and will either be an empty 392 * list or contain windows that need to be force removed. 393 */ 394 ArrayList<WindowState> mForceRemoves; 395 396 /** 397 * Windows that clients are waiting to have drawn. 398 */ 399 ArrayList<Pair<WindowState, IRemoteCallback>> mWaitingForDrawn 400 = new ArrayList<Pair<WindowState, IRemoteCallback>>(); 401 402 /** 403 * Windows that have called relayout() while we were running animations, 404 * so we need to tell when the animation is done. 405 */ 406 final ArrayList<WindowState> mRelayoutWhileAnimating = new ArrayList<WindowState>(); 407 408 /** 409 * Used when rebuilding window list to keep track of windows that have 410 * been removed. 411 */ 412 WindowState[] mRebuildTmp = new WindowState[20]; 413 414 IInputMethodManager mInputMethodManager; 415 416 DisplayMagnifier mDisplayMagnifier; 417 418 final SurfaceSession mFxSession; 419 Watermark mWatermark; 420 StrictModeFlash mStrictModeFlash; 421 FocusedStackFrame mFocusedStackFrame; 422 423 int mFocusedStackLayer; 424 425 final float[] mTmpFloats = new float[9]; 426 final Rect mTmpContentRect = new Rect(); 427 428 boolean mDisplayReady; 429 boolean mSafeMode; 430 boolean mDisplayEnabled = false; 431 boolean mSystemBooted = false; 432 boolean mForceDisplayEnabled = false; 433 boolean mShowingBootMessages = false; 434 435 String mLastANRState; 436 437 /** All DisplayContents in the world, kept here */ 438 SparseArray<DisplayContent> mDisplayContents = new SparseArray<DisplayContent>(2); 439 440 int mRotation = 0; 441 int mForcedAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 442 boolean mAltOrientation = false; 443 ArrayList<IRotationWatcher> mRotationWatchers 444 = new ArrayList<IRotationWatcher>(); 445 int mDeferredRotationPauseCount; 446 447 int mSystemDecorLayer = 0; 448 final Rect mScreenRect = new Rect(); 449 450 boolean mTraversalScheduled = false; 451 boolean mDisplayFrozen = false; 452 long mDisplayFreezeTime = 0; 453 int mLastDisplayFreezeDuration = 0; 454 Object mLastFinishedFreezeSource = null; 455 boolean mWaitingForConfig = false; 456 boolean mWindowsFreezingScreen = false; 457 boolean mClientFreezingScreen = false; 458 int mAppsFreezingScreen = 0; 459 int mLastWindowForcedOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 460 461 int mLayoutSeq = 0; 462 463 int mLastStatusBarVisibility = 0; 464 465 // State while inside of layoutAndPlaceSurfacesLocked(). 466 boolean mFocusMayChange; 467 468 Configuration mCurConfiguration = new Configuration(); 469 470 // This is held as long as we have the screen frozen, to give us time to 471 // perform a rotation animation when turning off shows the lock screen which 472 // changes the orientation. 473 private final PowerManager.WakeLock mScreenFrozenLock; 474 475 final AppTransition mAppTransition; 476 boolean mStartingIconInTransition = false; 477 boolean mSkipAppTransitionAnimation = false; 478 479 final ArrayList<AppWindowToken> mOpeningApps = new ArrayList<AppWindowToken>(); 480 final ArrayList<AppWindowToken> mClosingApps = new ArrayList<AppWindowToken>(); 481 482 boolean mIsTouchDevice; 483 484 final DisplayMetrics mDisplayMetrics = new DisplayMetrics(); 485 final DisplayMetrics mRealDisplayMetrics = new DisplayMetrics(); 486 final DisplayMetrics mTmpDisplayMetrics = new DisplayMetrics(); 487 final DisplayMetrics mCompatDisplayMetrics = new DisplayMetrics(); 488 489 final H mH = new H(); 490 491 final Choreographer mChoreographer = Choreographer.getInstance(); 492 493 WindowState mCurrentFocus = null; 494 WindowState mLastFocus = null; 495 496 /** This just indicates the window the input method is on top of, not 497 * necessarily the window its input is going to. */ 498 WindowState mInputMethodTarget = null; 499 500 /** If true hold off on modifying the animation layer of mInputMethodTarget */ 501 boolean mInputMethodTargetWaitingAnim; 502 int mInputMethodAnimLayerAdjustment; 503 504 WindowState mInputMethodWindow = null; 505 final ArrayList<WindowState> mInputMethodDialogs = new ArrayList<WindowState>(); 506 507 boolean mHardKeyboardAvailable; 508 boolean mHardKeyboardEnabled; 509 OnHardKeyboardStatusChangeListener mHardKeyboardStatusChangeListener; 510 511 final ArrayList<WindowToken> mWallpaperTokens = new ArrayList<WindowToken>(); 512 513 // If non-null, this is the currently visible window that is associated 514 // with the wallpaper. 515 WindowState mWallpaperTarget = null; 516 // If non-null, we are in the middle of animating from one wallpaper target 517 // to another, and this is the lower one in Z-order. 518 WindowState mLowerWallpaperTarget = null; 519 // If non-null, we are in the middle of animating from one wallpaper target 520 // to another, and this is the higher one in Z-order. 521 WindowState mUpperWallpaperTarget = null; 522 int mWallpaperAnimLayerAdjustment; 523 float mLastWallpaperX = -1; 524 float mLastWallpaperY = -1; 525 float mLastWallpaperXStep = -1; 526 float mLastWallpaperYStep = -1; 527 // This is set when we are waiting for a wallpaper to tell us it is done 528 // changing its scroll position. 529 WindowState mWaitingOnWallpaper; 530 // The last time we had a timeout when waiting for a wallpaper. 531 long mLastWallpaperTimeoutTime; 532 // We give a wallpaper up to 150ms to finish scrolling. 533 static final long WALLPAPER_TIMEOUT = 150; 534 // Time we wait after a timeout before trying to wait again. 535 static final long WALLPAPER_TIMEOUT_RECOVERY = 10000; 536 boolean mAnimateWallpaperWithTarget; 537 538 AppWindowToken mFocusedApp = null; 539 540 PowerManager mPowerManager; 541 PowerManagerInternal mPowerManagerInternal; 542 543 float mWindowAnimationScale = 1.0f; 544 float mTransitionAnimationScale = 1.0f; 545 float mAnimatorDurationScale = 1.0f; 546 547 final InputManagerService mInputManager; 548 final DisplayManagerInternal mDisplayManagerInternal; 549 final DisplayManager mDisplayManager; 550 551 // Who is holding the screen on. 552 Session mHoldingScreenOn; 553 PowerManager.WakeLock mHoldingScreenWakeLock; 554 555 boolean mTurnOnScreen; 556 557 DragState mDragState = null; 558 559 // For frozen screen animations. 560 int mExitAnimId, mEnterAnimId; 561 562 /** Pulled out of performLayoutAndPlaceSurfacesLockedInner in order to refactor into multiple 563 * methods. */ 564 class LayoutFields { 565 static final int SET_UPDATE_ROTATION = 1 << 0; 566 static final int SET_WALLPAPER_MAY_CHANGE = 1 << 1; 567 static final int SET_FORCE_HIDING_CHANGED = 1 << 2; 568 static final int SET_ORIENTATION_CHANGE_COMPLETE = 1 << 3; 569 static final int SET_TURN_ON_SCREEN = 1 << 4; 570 static final int SET_WALLPAPER_ACTION_PENDING = 1 << 5; 571 572 boolean mWallpaperForceHidingChanged = false; 573 boolean mWallpaperMayChange = false; 574 boolean mOrientationChangeComplete = true; 575 Object mLastWindowFreezeSource = null; 576 private Session mHoldScreen = null; 577 private boolean mObscured = false; 578 private boolean mSyswin = false; 579 private float mScreenBrightness = -1; 580 private float mButtonBrightness = -1; 581 private long mUserActivityTimeout = -1; 582 private boolean mUpdateRotation = false; 583 boolean mWallpaperActionPending = false; 584 585 // Set to true when the display contains content to show the user. 586 // When false, the display manager may choose to mirror or blank the display. 587 boolean mDisplayHasContent = false; 588 589 // Only set while traversing the default display based on its content. 590 // Affects the behavior of mirroring on secondary displays. 591 boolean mObscureApplicationContentOnSecondaryDisplays = false; 592 } 593 final LayoutFields mInnerFields = new LayoutFields(); 594 595 boolean mAnimationScheduled; 596 597 /** Skip repeated AppWindowTokens initialization. Note that AppWindowsToken's version of this 598 * is a long initialized to Long.MIN_VALUE so that it doesn't match this value on startup. */ 599 private int mTransactionSequence; 600 601 /** Only do a maximum of 6 repeated layouts. After that quit */ 602 private int mLayoutRepeatCount; 603 604 final WindowAnimator mAnimator; 605 606 SparseArray<Task> mTaskIdToTask = new SparseArray<Task>(); 607 608 /** All of the TaskStacks in the window manager, unordered. For an ordered list call 609 * DisplayContent.getStacks(). */ 610 SparseArray<TaskStack> mStackIdToStack = new SparseArray<TaskStack>(); 611 612 private final PointerEventDispatcher mPointerEventDispatcher; 613 614 final class DragInputEventReceiver extends InputEventReceiver { 615 public DragInputEventReceiver(InputChannel inputChannel, Looper looper) { 616 super(inputChannel, looper); 617 } 618 619 @Override 620 public void onInputEvent(InputEvent event) { 621 boolean handled = false; 622 try { 623 if (event instanceof MotionEvent 624 && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0 625 && mDragState != null) { 626 final MotionEvent motionEvent = (MotionEvent)event; 627 boolean endDrag = false; 628 final float newX = motionEvent.getRawX(); 629 final float newY = motionEvent.getRawY(); 630 631 switch (motionEvent.getAction()) { 632 case MotionEvent.ACTION_DOWN: { 633 if (DEBUG_DRAG) { 634 Slog.w(TAG, "Unexpected ACTION_DOWN in drag layer"); 635 } 636 } break; 637 638 case MotionEvent.ACTION_MOVE: { 639 synchronized (mWindowMap) { 640 // move the surface and tell the involved window(s) where we are 641 mDragState.notifyMoveLw(newX, newY); 642 } 643 } break; 644 645 case MotionEvent.ACTION_UP: { 646 if (DEBUG_DRAG) Slog.d(TAG, "Got UP on move channel; dropping at " 647 + newX + "," + newY); 648 synchronized (mWindowMap) { 649 endDrag = mDragState.notifyDropLw(newX, newY); 650 } 651 } break; 652 653 case MotionEvent.ACTION_CANCEL: { 654 if (DEBUG_DRAG) Slog.d(TAG, "Drag cancelled!"); 655 endDrag = true; 656 } break; 657 } 658 659 if (endDrag) { 660 if (DEBUG_DRAG) Slog.d(TAG, "Drag ended; tearing down state"); 661 // tell all the windows that the drag has ended 662 synchronized (mWindowMap) { 663 mDragState.endDragLw(); 664 } 665 } 666 667 handled = true; 668 } 669 } catch (Exception e) { 670 Slog.e(TAG, "Exception caught by drag handleMotion", e); 671 } finally { 672 finishInputEvent(event, handled); 673 } 674 } 675 } 676 677 /** 678 * Whether the UI is currently running in touch mode (not showing 679 * navigational focus because the user is directly pressing the screen). 680 */ 681 boolean mInTouchMode = true; 682 683 private ViewServer mViewServer; 684 private final ArrayList<WindowChangeListener> mWindowChangeListeners = 685 new ArrayList<WindowChangeListener>(); 686 private boolean mWindowsChanged = false; 687 688 public interface WindowChangeListener { 689 public void windowsChanged(); 690 public void focusChanged(); 691 } 692 693 final Configuration mTempConfiguration = new Configuration(); 694 695 // The desired scaling factor for compatible apps. 696 float mCompatibleScreenScale; 697 698 // If true, only the core apps and services are being launched because the device 699 // is in a special boot mode, such as being encrypted or waiting for a decryption password. 700 // For example, when this flag is true, there will be no wallpaper service. 701 final boolean mOnlyCore; 702 703 public static WindowManagerService main(final Context context, 704 final InputManagerService im, 705 final boolean haveInputMethods, final boolean showBootMsgs, 706 final boolean onlyCore) { 707 final WindowManagerService[] holder = new WindowManagerService[1]; 708 DisplayThread.getHandler().runWithScissors(new Runnable() { 709 @Override 710 public void run() { 711 holder[0] = new WindowManagerService(context, im, 712 haveInputMethods, showBootMsgs, onlyCore); 713 } 714 }, 0); 715 return holder[0]; 716 } 717 718 private void initPolicy() { 719 UiThread.getHandler().runWithScissors(new Runnable() { 720 @Override 721 public void run() { 722 WindowManagerPolicyThread.set(Thread.currentThread(), Looper.myLooper()); 723 724 mPolicy.init(mContext, WindowManagerService.this, WindowManagerService.this); 725 mAnimator.mAboveUniverseLayer = mPolicy.getAboveUniverseLayer() 726 * TYPE_LAYER_MULTIPLIER 727 + TYPE_LAYER_OFFSET; 728 } 729 }, 0); 730 } 731 732 private WindowManagerService(Context context, InputManagerService inputManager, 733 boolean haveInputMethods, boolean showBootMsgs, boolean onlyCore) { 734 mContext = context; 735 mHaveInputMethods = haveInputMethods; 736 mAllowBootMessages = showBootMsgs; 737 mOnlyCore = onlyCore; 738 mLimitedAlphaCompositing = context.getResources().getBoolean( 739 com.android.internal.R.bool.config_sf_limitedAlpha); 740 mInputManager = inputManager; // Must be before createDisplayContentLocked. 741 mDisplayManagerInternal = LocalServices.getService(DisplayManagerInternal.class); 742 mDisplaySettings = new DisplaySettings(context); 743 mDisplaySettings.readSettingsLocked(); 744 745 mPointerEventDispatcher = new PointerEventDispatcher(mInputManager.monitorInput(TAG)); 746 747 mFxSession = new SurfaceSession(); 748 mDisplayManager = (DisplayManager)context.getSystemService(Context.DISPLAY_SERVICE); 749 Display[] displays = mDisplayManager.getDisplays(); 750 for (Display display : displays) { 751 createDisplayContentLocked(display); 752 } 753 754 mKeyguardDisableHandler = new KeyguardDisableHandler(mContext, mPolicy); 755 756 mPowerManager = (PowerManager)context.getSystemService(Context.POWER_SERVICE); 757 mPowerManagerInternal = LocalServices.getService(PowerManagerInternal.class); 758 mPowerManagerInternal.setPolicy(mPolicy); // TODO: register as local service instead 759 mScreenFrozenLock = mPowerManager.newWakeLock( 760 PowerManager.PARTIAL_WAKE_LOCK, "SCREEN_FROZEN"); 761 mScreenFrozenLock.setReferenceCounted(false); 762 763 mAppTransition = new AppTransition(context, mH); 764 765 mActivityManager = ActivityManagerNative.getDefault(); 766 mBatteryStats = BatteryStatsService.getService(); 767 mAppOps = (AppOpsManager)context.getSystemService(Context.APP_OPS_SERVICE); 768 mAppOps.startWatchingMode(AppOpsManager.OP_SYSTEM_ALERT_WINDOW, null, 769 new AppOpsManager.OnOpChangedInternalListener() { 770 @Override 771 public void onOpChanged(int op, String packageName) { 772 updateAppOpsState(); 773 } 774 } 775 ); 776 777 // Get persisted window scale setting 778 mWindowAnimationScale = Settings.Global.getFloat(context.getContentResolver(), 779 Settings.Global.WINDOW_ANIMATION_SCALE, mWindowAnimationScale); 780 mTransitionAnimationScale = Settings.Global.getFloat(context.getContentResolver(), 781 Settings.Global.TRANSITION_ANIMATION_SCALE, mTransitionAnimationScale); 782 setAnimatorDurationScale(Settings.Global.getFloat(context.getContentResolver(), 783 Settings.Global.ANIMATOR_DURATION_SCALE, mAnimatorDurationScale)); 784 785 // Track changes to DevicePolicyManager state so we can enable/disable keyguard. 786 IntentFilter filter = new IntentFilter(); 787 filter.addAction(DevicePolicyManager.ACTION_DEVICE_POLICY_MANAGER_STATE_CHANGED); 788 mContext.registerReceiver(mBroadcastReceiver, filter); 789 790 mHoldingScreenWakeLock = mPowerManager.newWakeLock( 791 PowerManager.SCREEN_BRIGHT_WAKE_LOCK | PowerManager.ON_AFTER_RELEASE, TAG); 792 mHoldingScreenWakeLock.setReferenceCounted(false); 793 794 mAnimator = new WindowAnimator(this); 795 796 initPolicy(); 797 798 // Add ourself to the Watchdog monitors. 799 Watchdog.getInstance().addMonitor(this); 800 801 SurfaceControl.openTransaction(); 802 try { 803 createWatermarkInTransaction(); 804 mFocusedStackFrame = new FocusedStackFrame( 805 getDefaultDisplayContentLocked().getDisplay(), mFxSession); 806 } finally { 807 SurfaceControl.closeTransaction(); 808 } 809 810 LocalServices.addService(WindowManagerInternal.class, new LocalService()); 811 } 812 813 public InputMonitor getInputMonitor() { 814 return mInputMonitor; 815 } 816 817 @Override 818 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 819 throws RemoteException { 820 try { 821 return super.onTransact(code, data, reply, flags); 822 } catch (RuntimeException e) { 823 // The window manager only throws security exceptions, so let's 824 // log all others. 825 if (!(e instanceof SecurityException)) { 826 Slog.wtf(TAG, "Window Manager Crash", e); 827 } 828 throw e; 829 } 830 } 831 832 private void placeWindowAfter(WindowState pos, WindowState window) { 833 final WindowList windows = pos.getWindowList(); 834 final int i = windows.indexOf(pos); 835 if (DEBUG_FOCUS || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v( 836 TAG, "Adding window " + window + " at " 837 + (i+1) + " of " + windows.size() + " (after " + pos + ")"); 838 windows.add(i+1, window); 839 mWindowsChanged = true; 840 } 841 842 private void placeWindowBefore(WindowState pos, WindowState window) { 843 final WindowList windows = pos.getWindowList(); 844 int i = windows.indexOf(pos); 845 if (DEBUG_FOCUS || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v( 846 TAG, "Adding window " + window + " at " 847 + i + " of " + windows.size() + " (before " + pos + ")"); 848 if (i < 0) { 849 Slog.w(TAG, "placeWindowBefore: Unable to find " + pos + " in " + windows); 850 i = 0; 851 } 852 windows.add(i, window); 853 mWindowsChanged = true; 854 } 855 856 //This method finds out the index of a window that has the same app token as 857 //win. used for z ordering the windows in mWindows 858 private int findIdxBasedOnAppTokens(WindowState win) { 859 WindowList windows = win.getWindowList(); 860 for(int j = windows.size() - 1; j >= 0; j--) { 861 WindowState wentry = windows.get(j); 862 if(wentry.mAppToken == win.mAppToken) { 863 return j; 864 } 865 } 866 return -1; 867 } 868 869 /** 870 * Return the list of Windows from the passed token on the given Display. 871 * @param token The token with all the windows. 872 * @param displayContent The display we are interested in. 873 * @return List of windows from token that are on displayContent. 874 */ 875 WindowList getTokenWindowsOnDisplay(WindowToken token, DisplayContent displayContent) { 876 final WindowList windowList = new WindowList(); 877 final int count = token.windows.size(); 878 for (int i = 0; i < count; i++) { 879 final WindowState win = token.windows.get(i); 880 if (win.getDisplayContent() == displayContent) { 881 windowList.add(win); 882 } 883 } 884 return windowList; 885 } 886 887 /** 888 * Recursive search through a WindowList and all of its windows' children. 889 * @param targetWin The window to search for. 890 * @param windows The list to search. 891 * @return The index of win in windows or of the window that is an ancestor of win. 892 */ 893 private int indexOfWinInWindowList(WindowState targetWin, WindowList windows) { 894 for (int i = windows.size() - 1; i >= 0; i--) { 895 final WindowState w = windows.get(i); 896 if (w == targetWin) { 897 return i; 898 } 899 if (!w.mChildWindows.isEmpty()) { 900 if (indexOfWinInWindowList(targetWin, w.mChildWindows) >= 0) { 901 return i; 902 } 903 } 904 } 905 return -1; 906 } 907 908 private int addAppWindowToListLocked(final WindowState win) { 909 final IWindow client = win.mClient; 910 final WindowToken token = win.mToken; 911 final DisplayContent displayContent = win.getDisplayContent(); 912 913 final WindowList windows = win.getWindowList(); 914 final int N = windows.size(); 915 WindowList tokenWindowList = getTokenWindowsOnDisplay(token, displayContent); 916 int tokenWindowsPos = 0; 917 int windowListPos = tokenWindowList.size(); 918 if (!tokenWindowList.isEmpty()) { 919 // If this application has existing windows, we 920 // simply place the new window on top of them... but 921 // keep the starting window on top. 922 if (win.mAttrs.type == TYPE_BASE_APPLICATION) { 923 // Base windows go behind everything else. 924 WindowState lowestWindow = tokenWindowList.get(0); 925 placeWindowBefore(lowestWindow, win); 926 tokenWindowsPos = indexOfWinInWindowList(lowestWindow, token.windows); 927 } else { 928 AppWindowToken atoken = win.mAppToken; 929 WindowState lastWindow = tokenWindowList.get(windowListPos - 1); 930 if (atoken != null && lastWindow == atoken.startingWindow) { 931 placeWindowBefore(lastWindow, win); 932 tokenWindowsPos = indexOfWinInWindowList(lastWindow, token.windows); 933 } else { 934 int newIdx = findIdxBasedOnAppTokens(win); 935 //there is a window above this one associated with the same 936 //apptoken note that the window could be a floating window 937 //that was created later or a window at the top of the list of 938 //windows associated with this token. 939 if (DEBUG_FOCUS_LIGHT || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v(TAG, 940 "not Base app: Adding window " + win + " at " + (newIdx + 1) + " of " + 941 N); 942 windows.add(newIdx + 1, win); 943 if (newIdx < 0) { 944 // No window from token found on win's display. 945 tokenWindowsPos = 0; 946 } else { 947 tokenWindowsPos = indexOfWinInWindowList( 948 windows.get(newIdx), token.windows) + 1; 949 } 950 mWindowsChanged = true; 951 } 952 } 953 return tokenWindowsPos; 954 } 955 956 // No windows from this token on this display 957 if (localLOGV) Slog.v(TAG, "Figuring out where to add app window " + client.asBinder() 958 + " (token=" + token + ")"); 959 // Figure out where the window should go, based on the 960 // order of applications. 961 WindowState pos = null; 962 963 final ArrayList<Task> tasks = displayContent.getTasks(); 964 int taskNdx; 965 int tokenNdx = -1; 966 for (taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 967 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 968 for (tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 969 final AppWindowToken t = tokens.get(tokenNdx); 970 if (t == token) { 971 --tokenNdx; 972 if (tokenNdx < 0) { 973 --taskNdx; 974 if (taskNdx >= 0) { 975 tokenNdx = tasks.get(taskNdx).mAppTokens.size() - 1; 976 } 977 } 978 break; 979 } 980 981 // We haven't reached the token yet; if this token 982 // is not going to the bottom and has windows on this display, we can 983 // use it as an anchor for when we do reach the token. 984 tokenWindowList = getTokenWindowsOnDisplay(t, displayContent); 985 if (!t.sendingToBottom && tokenWindowList.size() > 0) { 986 pos = tokenWindowList.get(0); 987 } 988 } 989 if (tokenNdx >= 0) { 990 // early exit 991 break; 992 } 993 } 994 995 // We now know the index into the apps. If we found 996 // an app window above, that gives us the position; else 997 // we need to look some more. 998 if (pos != null) { 999 // Move behind any windows attached to this one. 1000 WindowToken atoken = mTokenMap.get(pos.mClient.asBinder()); 1001 if (atoken != null) { 1002 tokenWindowList = 1003 getTokenWindowsOnDisplay(atoken, displayContent); 1004 final int NC = tokenWindowList.size(); 1005 if (NC > 0) { 1006 WindowState bottom = tokenWindowList.get(0); 1007 if (bottom.mSubLayer < 0) { 1008 pos = bottom; 1009 } 1010 } 1011 } 1012 placeWindowBefore(pos, win); 1013 return tokenWindowsPos; 1014 } 1015 1016 // Continue looking down until we find the first 1017 // token that has windows on this display. 1018 for ( ; taskNdx >= 0; --taskNdx) { 1019 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 1020 for ( ; tokenNdx >= 0; --tokenNdx) { 1021 final AppWindowToken t = tokens.get(tokenNdx); 1022 tokenWindowList = getTokenWindowsOnDisplay(t, displayContent); 1023 final int NW = tokenWindowList.size(); 1024 if (NW > 0) { 1025 pos = tokenWindowList.get(NW-1); 1026 break; 1027 } 1028 } 1029 if (tokenNdx >= 0) { 1030 // found 1031 break; 1032 } 1033 } 1034 1035 if (pos != null) { 1036 // Move in front of any windows attached to this 1037 // one. 1038 WindowToken atoken = mTokenMap.get(pos.mClient.asBinder()); 1039 if (atoken != null) { 1040 final int NC = atoken.windows.size(); 1041 if (NC > 0) { 1042 WindowState top = atoken.windows.get(NC-1); 1043 if (top.mSubLayer >= 0) { 1044 pos = top; 1045 } 1046 } 1047 } 1048 placeWindowAfter(pos, win); 1049 return tokenWindowsPos; 1050 } 1051 1052 // Just search for the start of this layer. 1053 final int myLayer = win.mBaseLayer; 1054 int i; 1055 for (i = 0; i < N; i++) { 1056 WindowState w = windows.get(i); 1057 if (w.mBaseLayer > myLayer) { 1058 break; 1059 } 1060 } 1061 if (DEBUG_FOCUS_LIGHT || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v(TAG, 1062 "Based on layer: Adding window " + win + " at " + i + " of " + N); 1063 windows.add(i, win); 1064 mWindowsChanged = true; 1065 return tokenWindowsPos; 1066 } 1067 1068 private void addFreeWindowToListLocked(final WindowState win) { 1069 final WindowList windows = win.getWindowList(); 1070 1071 // Figure out where window should go, based on layer. 1072 final int myLayer = win.mBaseLayer; 1073 int i; 1074 for (i = windows.size() - 1; i >= 0; i--) { 1075 if (windows.get(i).mBaseLayer <= myLayer) { 1076 break; 1077 } 1078 } 1079 i++; 1080 if (DEBUG_FOCUS_LIGHT || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v(TAG, 1081 "Free window: Adding window " + win + " at " + i + " of " + windows.size()); 1082 windows.add(i, win); 1083 mWindowsChanged = true; 1084 } 1085 1086 private void addAttachedWindowToListLocked(final WindowState win, boolean addToToken) { 1087 final WindowToken token = win.mToken; 1088 final DisplayContent displayContent = win.getDisplayContent(); 1089 final WindowState attached = win.mAttachedWindow; 1090 1091 WindowList tokenWindowList = getTokenWindowsOnDisplay(token, displayContent); 1092 1093 // Figure out this window's ordering relative to the window 1094 // it is attached to. 1095 final int NA = tokenWindowList.size(); 1096 final int sublayer = win.mSubLayer; 1097 int largestSublayer = Integer.MIN_VALUE; 1098 WindowState windowWithLargestSublayer = null; 1099 int i; 1100 for (i = 0; i < NA; i++) { 1101 WindowState w = tokenWindowList.get(i); 1102 final int wSublayer = w.mSubLayer; 1103 if (wSublayer >= largestSublayer) { 1104 largestSublayer = wSublayer; 1105 windowWithLargestSublayer = w; 1106 } 1107 if (sublayer < 0) { 1108 // For negative sublayers, we go below all windows 1109 // in the same sublayer. 1110 if (wSublayer >= sublayer) { 1111 if (addToToken) { 1112 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Adding " + win + " to " + token); 1113 token.windows.add(i, win); 1114 } 1115 placeWindowBefore(wSublayer >= 0 ? attached : w, win); 1116 break; 1117 } 1118 } else { 1119 // For positive sublayers, we go above all windows 1120 // in the same sublayer. 1121 if (wSublayer > sublayer) { 1122 if (addToToken) { 1123 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Adding " + win + " to " + token); 1124 token.windows.add(i, win); 1125 } 1126 placeWindowBefore(w, win); 1127 break; 1128 } 1129 } 1130 } 1131 if (i >= NA) { 1132 if (addToToken) { 1133 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Adding " + win + " to " + token); 1134 token.windows.add(win); 1135 } 1136 if (sublayer < 0) { 1137 placeWindowBefore(attached, win); 1138 } else { 1139 placeWindowAfter(largestSublayer >= 0 1140 ? windowWithLargestSublayer 1141 : attached, 1142 win); 1143 } 1144 } 1145 } 1146 1147 private void addWindowToListInOrderLocked(final WindowState win, boolean addToToken) { 1148 if (DEBUG_FOCUS_LIGHT) Slog.d(TAG, "addWindowToListInOrderLocked: win=" + win + 1149 " Callers=" + Debug.getCallers(4)); 1150 if (win.mAttachedWindow == null) { 1151 final WindowToken token = win.mToken; 1152 int tokenWindowsPos = 0; 1153 if (token.appWindowToken != null) { 1154 tokenWindowsPos = addAppWindowToListLocked(win); 1155 } else { 1156 addFreeWindowToListLocked(win); 1157 } 1158 if (addToToken) { 1159 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Adding " + win + " to " + token); 1160 token.windows.add(tokenWindowsPos, win); 1161 } 1162 } else { 1163 addAttachedWindowToListLocked(win, addToToken); 1164 } 1165 1166 if (win.mAppToken != null && addToToken) { 1167 win.mAppToken.allAppWindows.add(win); 1168 } 1169 } 1170 1171 static boolean canBeImeTarget(WindowState w) { 1172 final int fl = w.mAttrs.flags 1173 & (FLAG_NOT_FOCUSABLE|FLAG_ALT_FOCUSABLE_IM); 1174 if (fl == 0 || fl == (FLAG_NOT_FOCUSABLE|FLAG_ALT_FOCUSABLE_IM) 1175 || w.mAttrs.type == TYPE_APPLICATION_STARTING) { 1176 if (DEBUG_INPUT_METHOD) { 1177 Slog.i(TAG, "isVisibleOrAdding " + w + ": " + w.isVisibleOrAdding()); 1178 if (!w.isVisibleOrAdding()) { 1179 Slog.i(TAG, " mSurface=" + w.mWinAnimator.mSurfaceControl 1180 + " relayoutCalled=" + w.mRelayoutCalled + " viewVis=" + w.mViewVisibility 1181 + " policyVis=" + w.mPolicyVisibility 1182 + " policyVisAfterAnim=" + w.mPolicyVisibilityAfterAnim 1183 + " attachHid=" + w.mAttachedHidden 1184 + " exiting=" + w.mExiting + " destroying=" + w.mDestroying); 1185 if (w.mAppToken != null) { 1186 Slog.i(TAG, " mAppToken.hiddenRequested=" + w.mAppToken.hiddenRequested); 1187 } 1188 } 1189 } 1190 return w.isVisibleOrAdding(); 1191 } 1192 return false; 1193 } 1194 1195 /** 1196 * Dig through the WindowStates and find the one that the Input Method will target. 1197 * @param willMove 1198 * @return The index+1 in mWindows of the discovered target. 1199 */ 1200 int findDesiredInputMethodWindowIndexLocked(boolean willMove) { 1201 // TODO(multidisplay): Needs some serious rethought when the target and IME are not on the 1202 // same display. Or even when the current IME/target are not on the same screen as the next 1203 // IME/target. For now only look for input windows on the main screen. 1204 WindowList windows = getDefaultWindowListLocked(); 1205 WindowState w = null; 1206 int i; 1207 for (i = windows.size() - 1; i >= 0; --i) { 1208 WindowState win = windows.get(i); 1209 1210 if (DEBUG_INPUT_METHOD && willMove) Slog.i(TAG, "Checking window @" + i 1211 + " " + win + " fl=0x" + Integer.toHexString(win.mAttrs.flags)); 1212 if (canBeImeTarget(win)) { 1213 w = win; 1214 //Slog.i(TAG, "Putting input method here!"); 1215 1216 // Yet more tricksyness! If this window is a "starting" 1217 // window, we do actually want to be on top of it, but 1218 // it is not -really- where input will go. So if the caller 1219 // is not actually looking to move the IME, look down below 1220 // for a real window to target... 1221 if (!willMove 1222 && w.mAttrs.type == TYPE_APPLICATION_STARTING 1223 && i > 0) { 1224 WindowState wb = windows.get(i-1); 1225 if (wb.mAppToken == w.mAppToken && canBeImeTarget(wb)) { 1226 i--; 1227 w = wb; 1228 } 1229 } 1230 break; 1231 } 1232 } 1233 1234 // Now w is either mWindows[0] or an IME (or null if mWindows is empty). 1235 1236 if (DEBUG_INPUT_METHOD && willMove) Slog.v(TAG, "Proposed new IME target: " + w); 1237 1238 // Now, a special case -- if the last target's window is in the 1239 // process of exiting, and is above the new target, keep on the 1240 // last target to avoid flicker. Consider for example a Dialog with 1241 // the IME shown: when the Dialog is dismissed, we want to keep 1242 // the IME above it until it is completely gone so it doesn't drop 1243 // behind the dialog or its full-screen scrim. 1244 final WindowState curTarget = mInputMethodTarget; 1245 if (curTarget != null 1246 && curTarget.isDisplayedLw() 1247 && curTarget.isClosing() 1248 && (w == null || curTarget.mWinAnimator.mAnimLayer > w.mWinAnimator.mAnimLayer)) { 1249 if (DEBUG_INPUT_METHOD) Slog.v(TAG, "Current target higher, not changing"); 1250 return windows.indexOf(curTarget) + 1; 1251 } 1252 1253 if (DEBUG_INPUT_METHOD) Slog.v(TAG, "Desired input method target=" 1254 + w + " willMove=" + willMove); 1255 1256 if (willMove && w != null) { 1257 AppWindowToken token = curTarget == null ? null : curTarget.mAppToken; 1258 if (token != null) { 1259 1260 // Now some fun for dealing with window animations that 1261 // modify the Z order. We need to look at all windows below 1262 // the current target that are in this app, finding the highest 1263 // visible one in layering. 1264 WindowState highestTarget = null; 1265 int highestPos = 0; 1266 if (token.mAppAnimator.animating || token.mAppAnimator.animation != null) { 1267 WindowList curWindows = curTarget.getWindowList(); 1268 int pos = curWindows.indexOf(curTarget); 1269 while (pos >= 0) { 1270 WindowState win = curWindows.get(pos); 1271 if (win.mAppToken != token) { 1272 break; 1273 } 1274 if (!win.mRemoved) { 1275 if (highestTarget == null || win.mWinAnimator.mAnimLayer > 1276 highestTarget.mWinAnimator.mAnimLayer) { 1277 highestTarget = win; 1278 highestPos = pos; 1279 } 1280 } 1281 pos--; 1282 } 1283 } 1284 1285 if (highestTarget != null) { 1286 if (DEBUG_INPUT_METHOD) Slog.v(TAG, mAppTransition + " " + highestTarget 1287 + " animating=" + highestTarget.mWinAnimator.isAnimating() 1288 + " layer=" + highestTarget.mWinAnimator.mAnimLayer 1289 + " new layer=" + w.mWinAnimator.mAnimLayer); 1290 1291 if (mAppTransition.isTransitionSet()) { 1292 // If we are currently setting up for an animation, 1293 // hold everything until we can find out what will happen. 1294 mInputMethodTargetWaitingAnim = true; 1295 mInputMethodTarget = highestTarget; 1296 return highestPos + 1; 1297 } else if (highestTarget.mWinAnimator.isAnimating() && 1298 highestTarget.mWinAnimator.mAnimLayer > w.mWinAnimator.mAnimLayer) { 1299 // If the window we are currently targeting is involved 1300 // with an animation, and it is on top of the next target 1301 // we will be over, then hold off on moving until 1302 // that is done. 1303 mInputMethodTargetWaitingAnim = true; 1304 mInputMethodTarget = highestTarget; 1305 return highestPos + 1; 1306 } 1307 } 1308 } 1309 } 1310 1311 //Slog.i(TAG, "Placing input method @" + (i+1)); 1312 if (w != null) { 1313 if (willMove) { 1314 if (DEBUG_INPUT_METHOD) Slog.w(TAG, "Moving IM target from " + curTarget + " to " 1315 + w + (HIDE_STACK_CRAWLS ? "" : " Callers=" + Debug.getCallers(4))); 1316 mInputMethodTarget = w; 1317 mInputMethodTargetWaitingAnim = false; 1318 if (w.mAppToken != null) { 1319 setInputMethodAnimLayerAdjustment(w.mAppToken.mAppAnimator.animLayerAdjustment); 1320 } else { 1321 setInputMethodAnimLayerAdjustment(0); 1322 } 1323 } 1324 return i+1; 1325 } 1326 if (willMove) { 1327 if (DEBUG_INPUT_METHOD) Slog.w(TAG, "Moving IM target from " + curTarget + " to null." 1328 + (HIDE_STACK_CRAWLS ? "" : " Callers=" + Debug.getCallers(4))); 1329 mInputMethodTarget = null; 1330 setInputMethodAnimLayerAdjustment(0); 1331 } 1332 return -1; 1333 } 1334 1335 void addInputMethodWindowToListLocked(WindowState win) { 1336 int pos = findDesiredInputMethodWindowIndexLocked(true); 1337 if (pos >= 0) { 1338 win.mTargetAppToken = mInputMethodTarget.mAppToken; 1339 if (DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v( 1340 TAG, "Adding input method window " + win + " at " + pos); 1341 // TODO(multidisplay): IMEs are only supported on the default display. 1342 getDefaultWindowListLocked().add(pos, win); 1343 mWindowsChanged = true; 1344 moveInputMethodDialogsLocked(pos+1); 1345 return; 1346 } 1347 win.mTargetAppToken = null; 1348 addWindowToListInOrderLocked(win, true); 1349 moveInputMethodDialogsLocked(pos); 1350 } 1351 1352 void setInputMethodAnimLayerAdjustment(int adj) { 1353 if (DEBUG_LAYERS) Slog.v(TAG, "Setting im layer adj to " + adj); 1354 mInputMethodAnimLayerAdjustment = adj; 1355 WindowState imw = mInputMethodWindow; 1356 if (imw != null) { 1357 imw.mWinAnimator.mAnimLayer = imw.mLayer + adj; 1358 if (DEBUG_LAYERS) Slog.v(TAG, "IM win " + imw 1359 + " anim layer: " + imw.mWinAnimator.mAnimLayer); 1360 int wi = imw.mChildWindows.size(); 1361 while (wi > 0) { 1362 wi--; 1363 WindowState cw = imw.mChildWindows.get(wi); 1364 cw.mWinAnimator.mAnimLayer = cw.mLayer + adj; 1365 if (DEBUG_LAYERS) Slog.v(TAG, "IM win " + cw 1366 + " anim layer: " + cw.mWinAnimator.mAnimLayer); 1367 } 1368 } 1369 int di = mInputMethodDialogs.size(); 1370 while (di > 0) { 1371 di --; 1372 imw = mInputMethodDialogs.get(di); 1373 imw.mWinAnimator.mAnimLayer = imw.mLayer + adj; 1374 if (DEBUG_LAYERS) Slog.v(TAG, "IM win " + imw 1375 + " anim layer: " + imw.mWinAnimator.mAnimLayer); 1376 } 1377 } 1378 1379 private int tmpRemoveWindowLocked(int interestingPos, WindowState win) { 1380 WindowList windows = win.getWindowList(); 1381 int wpos = windows.indexOf(win); 1382 if (wpos >= 0) { 1383 if (wpos < interestingPos) interestingPos--; 1384 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Temp removing at " + wpos + ": " + win); 1385 windows.remove(wpos); 1386 mWindowsChanged = true; 1387 int NC = win.mChildWindows.size(); 1388 while (NC > 0) { 1389 NC--; 1390 WindowState cw = win.mChildWindows.get(NC); 1391 int cpos = windows.indexOf(cw); 1392 if (cpos >= 0) { 1393 if (cpos < interestingPos) interestingPos--; 1394 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Temp removing child at " 1395 + cpos + ": " + cw); 1396 windows.remove(cpos); 1397 } 1398 } 1399 } 1400 return interestingPos; 1401 } 1402 1403 private void reAddWindowToListInOrderLocked(WindowState win) { 1404 addWindowToListInOrderLocked(win, false); 1405 // This is a hack to get all of the child windows added as well 1406 // at the right position. Child windows should be rare and 1407 // this case should be rare, so it shouldn't be that big a deal. 1408 WindowList windows = win.getWindowList(); 1409 int wpos = windows.indexOf(win); 1410 if (wpos >= 0) { 1411 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "ReAdd removing from " + wpos + ": " + win); 1412 windows.remove(wpos); 1413 mWindowsChanged = true; 1414 reAddWindowLocked(wpos, win); 1415 } 1416 } 1417 1418 void logWindowList(final WindowList windows, String prefix) { 1419 int N = windows.size(); 1420 while (N > 0) { 1421 N--; 1422 Slog.v(TAG, prefix + "#" + N + ": " + windows.get(N)); 1423 } 1424 } 1425 1426 void moveInputMethodDialogsLocked(int pos) { 1427 ArrayList<WindowState> dialogs = mInputMethodDialogs; 1428 1429 // TODO(multidisplay): IMEs are only supported on the default display. 1430 WindowList windows = getDefaultWindowListLocked(); 1431 final int N = dialogs.size(); 1432 if (DEBUG_INPUT_METHOD) Slog.v(TAG, "Removing " + N + " dialogs w/pos=" + pos); 1433 for (int i=0; i<N; i++) { 1434 pos = tmpRemoveWindowLocked(pos, dialogs.get(i)); 1435 } 1436 if (DEBUG_INPUT_METHOD) { 1437 Slog.v(TAG, "Window list w/pos=" + pos); 1438 logWindowList(windows, " "); 1439 } 1440 1441 if (pos >= 0) { 1442 final AppWindowToken targetAppToken = mInputMethodTarget.mAppToken; 1443 if (pos < windows.size()) { 1444 WindowState wp = windows.get(pos); 1445 if (wp == mInputMethodWindow) { 1446 pos++; 1447 } 1448 } 1449 if (DEBUG_INPUT_METHOD) Slog.v(TAG, "Adding " + N + " dialogs at pos=" + pos); 1450 for (int i=0; i<N; i++) { 1451 WindowState win = dialogs.get(i); 1452 win.mTargetAppToken = targetAppToken; 1453 pos = reAddWindowLocked(pos, win); 1454 } 1455 if (DEBUG_INPUT_METHOD) { 1456 Slog.v(TAG, "Final window list:"); 1457 logWindowList(windows, " "); 1458 } 1459 return; 1460 } 1461 for (int i=0; i<N; i++) { 1462 WindowState win = dialogs.get(i); 1463 win.mTargetAppToken = null; 1464 reAddWindowToListInOrderLocked(win); 1465 if (DEBUG_INPUT_METHOD) { 1466 Slog.v(TAG, "No IM target, final list:"); 1467 logWindowList(windows, " "); 1468 } 1469 } 1470 } 1471 1472 boolean moveInputMethodWindowsIfNeededLocked(boolean needAssignLayers) { 1473 final WindowState imWin = mInputMethodWindow; 1474 final int DN = mInputMethodDialogs.size(); 1475 if (imWin == null && DN == 0) { 1476 return false; 1477 } 1478 1479 // TODO(multidisplay): IMEs are only supported on the default display. 1480 WindowList windows = getDefaultWindowListLocked(); 1481 1482 int imPos = findDesiredInputMethodWindowIndexLocked(true); 1483 if (imPos >= 0) { 1484 // In this case, the input method windows are to be placed 1485 // immediately above the window they are targeting. 1486 1487 // First check to see if the input method windows are already 1488 // located here, and contiguous. 1489 final int N = windows.size(); 1490 WindowState firstImWin = imPos < N 1491 ? windows.get(imPos) : null; 1492 1493 // Figure out the actual input method window that should be 1494 // at the bottom of their stack. 1495 WindowState baseImWin = imWin != null 1496 ? imWin : mInputMethodDialogs.get(0); 1497 if (baseImWin.mChildWindows.size() > 0) { 1498 WindowState cw = baseImWin.mChildWindows.get(0); 1499 if (cw.mSubLayer < 0) baseImWin = cw; 1500 } 1501 1502 if (firstImWin == baseImWin) { 1503 // The windows haven't moved... but are they still contiguous? 1504 // First find the top IM window. 1505 int pos = imPos+1; 1506 while (pos < N) { 1507 if (!(windows.get(pos)).mIsImWindow) { 1508 break; 1509 } 1510 pos++; 1511 } 1512 pos++; 1513 // Now there should be no more input method windows above. 1514 while (pos < N) { 1515 if ((windows.get(pos)).mIsImWindow) { 1516 break; 1517 } 1518 pos++; 1519 } 1520 if (pos >= N) { 1521 // Z order is good. 1522 // The IM target window may be changed, so update the mTargetAppToken. 1523 if (imWin != null) { 1524 imWin.mTargetAppToken = mInputMethodTarget.mAppToken; 1525 } 1526 return false; 1527 } 1528 } 1529 1530 if (imWin != null) { 1531 if (DEBUG_INPUT_METHOD) { 1532 Slog.v(TAG, "Moving IM from " + imPos); 1533 logWindowList(windows, " "); 1534 } 1535 imPos = tmpRemoveWindowLocked(imPos, imWin); 1536 if (DEBUG_INPUT_METHOD) { 1537 Slog.v(TAG, "List after removing with new pos " + imPos + ":"); 1538 logWindowList(windows, " "); 1539 } 1540 imWin.mTargetAppToken = mInputMethodTarget.mAppToken; 1541 reAddWindowLocked(imPos, imWin); 1542 if (DEBUG_INPUT_METHOD) { 1543 Slog.v(TAG, "List after moving IM to " + imPos + ":"); 1544 logWindowList(windows, " "); 1545 } 1546 if (DN > 0) moveInputMethodDialogsLocked(imPos+1); 1547 } else { 1548 moveInputMethodDialogsLocked(imPos); 1549 } 1550 1551 } else { 1552 // In this case, the input method windows go in a fixed layer, 1553 // because they aren't currently associated with a focus window. 1554 1555 if (imWin != null) { 1556 if (DEBUG_INPUT_METHOD) Slog.v(TAG, "Moving IM from " + imPos); 1557 tmpRemoveWindowLocked(0, imWin); 1558 imWin.mTargetAppToken = null; 1559 reAddWindowToListInOrderLocked(imWin); 1560 if (DEBUG_INPUT_METHOD) { 1561 Slog.v(TAG, "List with no IM target:"); 1562 logWindowList(windows, " "); 1563 } 1564 if (DN > 0) moveInputMethodDialogsLocked(-1); 1565 } else { 1566 moveInputMethodDialogsLocked(-1); 1567 } 1568 1569 } 1570 1571 if (needAssignLayers) { 1572 assignLayersLocked(windows); 1573 } 1574 1575 return true; 1576 } 1577 1578 final boolean isWallpaperVisible(WindowState wallpaperTarget) { 1579 if (DEBUG_WALLPAPER) Slog.v(TAG, "Wallpaper vis: target " + wallpaperTarget + ", obscured=" 1580 + (wallpaperTarget != null ? Boolean.toString(wallpaperTarget.mObscured) : "??") 1581 + " anim=" + ((wallpaperTarget != null && wallpaperTarget.mAppToken != null) 1582 ? wallpaperTarget.mAppToken.mAppAnimator.animation : null) 1583 + " upper=" + mUpperWallpaperTarget 1584 + " lower=" + mLowerWallpaperTarget); 1585 return (wallpaperTarget != null 1586 && (!wallpaperTarget.mObscured || (wallpaperTarget.mAppToken != null 1587 && wallpaperTarget.mAppToken.mAppAnimator.animation != null))) 1588 || mUpperWallpaperTarget != null 1589 || mLowerWallpaperTarget != null; 1590 } 1591 1592 static final int ADJUST_WALLPAPER_LAYERS_CHANGED = 1<<1; 1593 static final int ADJUST_WALLPAPER_VISIBILITY_CHANGED = 1<<2; 1594 1595 int adjustWallpaperWindowsLocked() { 1596 mInnerFields.mWallpaperMayChange = false; 1597 boolean targetChanged = false; 1598 1599 // TODO(multidisplay): Wallpapers on main screen only. 1600 final DisplayInfo displayInfo = getDefaultDisplayContentLocked().getDisplayInfo(); 1601 final int dw = displayInfo.logicalWidth; 1602 final int dh = displayInfo.logicalHeight; 1603 1604 // First find top-most window that has asked to be on top of the 1605 // wallpaper; all wallpapers go behind it. 1606 final WindowList windows = getDefaultWindowListLocked(); 1607 int N = windows.size(); 1608 WindowState w = null; 1609 WindowState foundW = null; 1610 int foundI = 0; 1611 WindowState topCurW = null; 1612 int topCurI = 0; 1613 int windowDetachedI = -1; 1614 int i = N; 1615 while (i > 0) { 1616 i--; 1617 w = windows.get(i); 1618 if ((w.mAttrs.type == TYPE_WALLPAPER)) { 1619 if (topCurW == null) { 1620 topCurW = w; 1621 topCurI = i; 1622 } 1623 continue; 1624 } 1625 topCurW = null; 1626 if (w != mAnimator.mWindowDetachedWallpaper && w.mAppToken != null) { 1627 // If this window's app token is hidden and not animating, 1628 // it is of no interest to us. 1629 if (w.mAppToken.hidden && w.mAppToken.mAppAnimator.animation == null) { 1630 if (DEBUG_WALLPAPER) Slog.v(TAG, 1631 "Skipping hidden and not animating token: " + w); 1632 continue; 1633 } 1634 } 1635 if (DEBUG_WALLPAPER) Slog.v(TAG, "Win #" + i + " " + w + ": isOnScreen=" 1636 + w.isOnScreen() + " mDrawState=" + w.mWinAnimator.mDrawState); 1637 if ((w.mAttrs.flags&FLAG_SHOW_WALLPAPER) != 0 && w.isOnScreen() 1638 && (mWallpaperTarget == w || w.isDrawFinishedLw())) { 1639 if (DEBUG_WALLPAPER) Slog.v(TAG, 1640 "Found wallpaper target: #" + i + "=" + w); 1641 foundW = w; 1642 foundI = i; 1643 if (w == mWallpaperTarget && w.mWinAnimator.isAnimating()) { 1644 // The current wallpaper target is animating, so we'll 1645 // look behind it for another possible target and figure 1646 // out what is going on below. 1647 if (DEBUG_WALLPAPER) Slog.v(TAG, "Win " + w 1648 + ": token animating, looking behind."); 1649 continue; 1650 } 1651 break; 1652 } else if (w == mAnimator.mWindowDetachedWallpaper) { 1653 windowDetachedI = i; 1654 } 1655 } 1656 1657 if (foundW == null && windowDetachedI >= 0) { 1658 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 1659 "Found animating detached wallpaper activity: #" + i + "=" + w); 1660 foundW = w; 1661 foundI = windowDetachedI; 1662 } 1663 1664 if (mWallpaperTarget != foundW 1665 && (mLowerWallpaperTarget == null || mLowerWallpaperTarget != foundW)) { 1666 if (DEBUG_WALLPAPER_LIGHT) { 1667 Slog.v(TAG, "New wallpaper target: " + foundW 1668 + " oldTarget: " + mWallpaperTarget); 1669 } 1670 1671 mLowerWallpaperTarget = null; 1672 mUpperWallpaperTarget = null; 1673 1674 WindowState oldW = mWallpaperTarget; 1675 mWallpaperTarget = foundW; 1676 targetChanged = true; 1677 1678 // Now what is happening... if the current and new targets are 1679 // animating, then we are in our super special mode! 1680 if (foundW != null && oldW != null) { 1681 boolean oldAnim = oldW.isAnimatingLw(); 1682 boolean foundAnim = foundW.isAnimatingLw(); 1683 if (DEBUG_WALLPAPER_LIGHT) { 1684 Slog.v(TAG, "New animation: " + foundAnim 1685 + " old animation: " + oldAnim); 1686 } 1687 if (foundAnim && oldAnim) { 1688 int oldI = windows.indexOf(oldW); 1689 if (DEBUG_WALLPAPER_LIGHT) { 1690 Slog.v(TAG, "New i: " + foundI + " old i: " + oldI); 1691 } 1692 if (oldI >= 0) { 1693 if (DEBUG_WALLPAPER_LIGHT) { 1694 Slog.v(TAG, "Animating wallpapers: old#" + oldI 1695 + "=" + oldW + "; new#" + foundI 1696 + "=" + foundW); 1697 } 1698 1699 // Set the new target correctly. 1700 if (foundW.mAppToken != null && foundW.mAppToken.hiddenRequested) { 1701 if (DEBUG_WALLPAPER_LIGHT) { 1702 Slog.v(TAG, "Old wallpaper still the target."); 1703 } 1704 mWallpaperTarget = oldW; 1705 foundW = oldW; 1706 foundI = oldI; 1707 } 1708 // Now set the upper and lower wallpaper targets 1709 // correctly, and make sure that we are positioning 1710 // the wallpaper below the lower. 1711 else if (foundI > oldI) { 1712 // The new target is on top of the old one. 1713 if (DEBUG_WALLPAPER_LIGHT) { 1714 Slog.v(TAG, "Found target above old target."); 1715 } 1716 mUpperWallpaperTarget = foundW; 1717 mLowerWallpaperTarget = oldW; 1718 foundW = oldW; 1719 foundI = oldI; 1720 } else { 1721 // The new target is below the old one. 1722 if (DEBUG_WALLPAPER_LIGHT) { 1723 Slog.v(TAG, "Found target below old target."); 1724 } 1725 mUpperWallpaperTarget = oldW; 1726 mLowerWallpaperTarget = foundW; 1727 } 1728 } 1729 } 1730 } 1731 1732 } else if (mLowerWallpaperTarget != null) { 1733 // Is it time to stop animating? 1734 if (!mLowerWallpaperTarget.isAnimatingLw() || !mUpperWallpaperTarget.isAnimatingLw()) { 1735 if (DEBUG_WALLPAPER_LIGHT) { 1736 Slog.v(TAG, "No longer animating wallpaper targets!"); 1737 } 1738 mLowerWallpaperTarget = null; 1739 mUpperWallpaperTarget = null; 1740 mWallpaperTarget = foundW; 1741 targetChanged = true; 1742 } 1743 } 1744 1745 boolean visible = foundW != null; 1746 if (visible) { 1747 // The window is visible to the compositor... but is it visible 1748 // to the user? That is what the wallpaper cares about. 1749 visible = isWallpaperVisible(foundW); 1750 if (DEBUG_WALLPAPER) Slog.v(TAG, "Wallpaper visibility: " + visible); 1751 1752 // If the wallpaper target is animating, we may need to copy 1753 // its layer adjustment. Only do this if we are not transfering 1754 // between two wallpaper targets. 1755 mWallpaperAnimLayerAdjustment = 1756 (mLowerWallpaperTarget == null && foundW.mAppToken != null) 1757 ? foundW.mAppToken.mAppAnimator.animLayerAdjustment : 0; 1758 1759 final int maxLayer = mPolicy.getMaxWallpaperLayer() 1760 * TYPE_LAYER_MULTIPLIER 1761 + TYPE_LAYER_OFFSET; 1762 1763 // Now w is the window we are supposed to be behind... but we 1764 // need to be sure to also be behind any of its attached windows, 1765 // AND any starting window associated with it, AND below the 1766 // maximum layer the policy allows for wallpapers. 1767 while (foundI > 0) { 1768 WindowState wb = windows.get(foundI-1); 1769 if (wb.mBaseLayer < maxLayer && 1770 wb.mAttachedWindow != foundW && 1771 (foundW.mAttachedWindow == null || 1772 wb.mAttachedWindow != foundW.mAttachedWindow) && 1773 (wb.mAttrs.type != TYPE_APPLICATION_STARTING || 1774 foundW.mToken == null || wb.mToken != foundW.mToken)) { 1775 // This window is not related to the previous one in any 1776 // interesting way, so stop here. 1777 break; 1778 } 1779 foundW = wb; 1780 foundI--; 1781 } 1782 } else { 1783 if (DEBUG_WALLPAPER) Slog.v(TAG, "No wallpaper target"); 1784 } 1785 1786 if (foundW == null && topCurW != null) { 1787 // There is no wallpaper target, so it goes at the bottom. 1788 // We will assume it is the same place as last time, if known. 1789 foundW = topCurW; 1790 foundI = topCurI+1; 1791 } else { 1792 // Okay i is the position immediately above the wallpaper. Look at 1793 // what is below it for later. 1794 foundW = foundI > 0 ? windows.get(foundI-1) : null; 1795 } 1796 1797 if (visible) { 1798 if (mWallpaperTarget.mWallpaperX >= 0) { 1799 mLastWallpaperX = mWallpaperTarget.mWallpaperX; 1800 mLastWallpaperXStep = mWallpaperTarget.mWallpaperXStep; 1801 } 1802 if (mWallpaperTarget.mWallpaperY >= 0) { 1803 mLastWallpaperY = mWallpaperTarget.mWallpaperY; 1804 mLastWallpaperYStep = mWallpaperTarget.mWallpaperYStep; 1805 } 1806 } 1807 1808 // Start stepping backwards from here, ensuring that our wallpaper windows 1809 // are correctly placed. 1810 int changed = 0; 1811 int curTokenIndex = mWallpaperTokens.size(); 1812 while (curTokenIndex > 0) { 1813 curTokenIndex--; 1814 WindowToken token = mWallpaperTokens.get(curTokenIndex); 1815 if (token.hidden == visible) { 1816 if (DEBUG_WALLPAPER_LIGHT) Slog.d(TAG, 1817 "Wallpaper token " + token + " hidden=" + !visible); 1818 changed |= ADJUST_WALLPAPER_VISIBILITY_CHANGED; 1819 token.hidden = !visible; 1820 // Need to do a layout to ensure the wallpaper now has the 1821 // correct size. 1822 getDefaultDisplayContentLocked().layoutNeeded = true; 1823 } 1824 1825 int curWallpaperIndex = token.windows.size(); 1826 while (curWallpaperIndex > 0) { 1827 curWallpaperIndex--; 1828 WindowState wallpaper = token.windows.get(curWallpaperIndex); 1829 1830 if (visible) { 1831 updateWallpaperOffsetLocked(wallpaper, dw, dh, false); 1832 } 1833 1834 // First, make sure the client has the current visibility 1835 // state. 1836 dispatchWallpaperVisibility(wallpaper, visible); 1837 1838 wallpaper.mWinAnimator.mAnimLayer = wallpaper.mLayer + mWallpaperAnimLayerAdjustment; 1839 if (DEBUG_LAYERS || DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "adjustWallpaper win " 1840 + wallpaper + " anim layer: " + wallpaper.mWinAnimator.mAnimLayer); 1841 1842 // First, if this window is at the current index, then all 1843 // is well. 1844 if (wallpaper == foundW) { 1845 foundI--; 1846 foundW = foundI > 0 1847 ? windows.get(foundI-1) : null; 1848 continue; 1849 } 1850 1851 // The window didn't match... the current wallpaper window, 1852 // wherever it is, is in the wrong place, so make sure it is 1853 // not in the list. 1854 int oldIndex = windows.indexOf(wallpaper); 1855 if (oldIndex >= 0) { 1856 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Wallpaper removing at " 1857 + oldIndex + ": " + wallpaper); 1858 windows.remove(oldIndex); 1859 mWindowsChanged = true; 1860 if (oldIndex < foundI) { 1861 foundI--; 1862 } 1863 } 1864 1865 // Now stick it in. For apps over wallpaper keep the wallpaper at the bottommost 1866 // layer. For keyguard over wallpaper put the wallpaper under the keyguard. 1867 int insertionIndex = 0; 1868 if (visible && foundW != null) { 1869 final int type = foundW.mAttrs.type; 1870 if (type == TYPE_KEYGUARD || type == TYPE_KEYGUARD_SCRIM) { 1871 insertionIndex = windows.indexOf(foundW); 1872 } 1873 } 1874 if (DEBUG_WALLPAPER_LIGHT || DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) { 1875 Slog.v(TAG, "Moving wallpaper " + wallpaper 1876 + " from " + oldIndex + " to " + insertionIndex); 1877 } 1878 1879 windows.add(insertionIndex, wallpaper); 1880 mWindowsChanged = true; 1881 changed |= ADJUST_WALLPAPER_LAYERS_CHANGED; 1882 } 1883 } 1884 1885 /* 1886 final TaskStack targetStack = 1887 mWallpaperTarget == null ? null : mWallpaperTarget.getStack(); 1888 if ((changed & ADJUST_WALLPAPER_LAYERS_CHANGED) != 0 && 1889 targetStack != null && !targetStack.isHomeStack()) { 1890 // If the wallpaper target is not on the home stack then make sure that all windows 1891 // from other non-home stacks are above the wallpaper. 1892 for (i = foundI - 1; i >= 0; --i) { 1893 WindowState win = windows.get(i); 1894 if (!win.isVisibleLw()) { 1895 continue; 1896 } 1897 final TaskStack winStack = win.getStack(); 1898 if (winStack != null && !winStack.isHomeStack() && winStack != targetStack) { 1899 windows.remove(i); 1900 windows.add(foundI + 1, win); 1901 } 1902 } 1903 } 1904 */ 1905 1906 if (targetChanged && DEBUG_WALLPAPER_LIGHT) { 1907 Slog.d(TAG, "New wallpaper: target=" + mWallpaperTarget 1908 + " lower=" + mLowerWallpaperTarget + " upper=" 1909 + mUpperWallpaperTarget); 1910 } 1911 1912 return changed; 1913 } 1914 1915 void setWallpaperAnimLayerAdjustmentLocked(int adj) { 1916 if (DEBUG_LAYERS || DEBUG_WALLPAPER) Slog.v(TAG, 1917 "Setting wallpaper layer adj to " + adj); 1918 mWallpaperAnimLayerAdjustment = adj; 1919 int curTokenIndex = mWallpaperTokens.size(); 1920 while (curTokenIndex > 0) { 1921 curTokenIndex--; 1922 WindowToken token = mWallpaperTokens.get(curTokenIndex); 1923 int curWallpaperIndex = token.windows.size(); 1924 while (curWallpaperIndex > 0) { 1925 curWallpaperIndex--; 1926 WindowState wallpaper = token.windows.get(curWallpaperIndex); 1927 wallpaper.mWinAnimator.mAnimLayer = wallpaper.mLayer + adj; 1928 if (DEBUG_LAYERS || DEBUG_WALLPAPER) Slog.v(TAG, "setWallpaper win " 1929 + wallpaper + " anim layer: " + wallpaper.mWinAnimator.mAnimLayer); 1930 } 1931 } 1932 } 1933 1934 boolean updateWallpaperOffsetLocked(WindowState wallpaperWin, int dw, int dh, 1935 boolean sync) { 1936 boolean changed = false; 1937 boolean rawChanged = false; 1938 float wpx = mLastWallpaperX >= 0 ? mLastWallpaperX : 0.5f; 1939 float wpxs = mLastWallpaperXStep >= 0 ? mLastWallpaperXStep : -1.0f; 1940 int availw = wallpaperWin.mFrame.right-wallpaperWin.mFrame.left-dw; 1941 int offset = availw > 0 ? -(int)(availw*wpx+.5f) : 0; 1942 changed = wallpaperWin.mXOffset != offset; 1943 if (changed) { 1944 if (DEBUG_WALLPAPER) Slog.v(TAG, "Update wallpaper " 1945 + wallpaperWin + " x: " + offset); 1946 wallpaperWin.mXOffset = offset; 1947 } 1948 if (wallpaperWin.mWallpaperX != wpx || wallpaperWin.mWallpaperXStep != wpxs) { 1949 wallpaperWin.mWallpaperX = wpx; 1950 wallpaperWin.mWallpaperXStep = wpxs; 1951 rawChanged = true; 1952 } 1953 1954 float wpy = mLastWallpaperY >= 0 ? mLastWallpaperY : 0.5f; 1955 float wpys = mLastWallpaperYStep >= 0 ? mLastWallpaperYStep : -1.0f; 1956 int availh = wallpaperWin.mFrame.bottom-wallpaperWin.mFrame.top-dh; 1957 offset = availh > 0 ? -(int)(availh*wpy+.5f) : 0; 1958 if (wallpaperWin.mYOffset != offset) { 1959 if (DEBUG_WALLPAPER) Slog.v(TAG, "Update wallpaper " 1960 + wallpaperWin + " y: " + offset); 1961 changed = true; 1962 wallpaperWin.mYOffset = offset; 1963 } 1964 if (wallpaperWin.mWallpaperY != wpy || wallpaperWin.mWallpaperYStep != wpys) { 1965 wallpaperWin.mWallpaperY = wpy; 1966 wallpaperWin.mWallpaperYStep = wpys; 1967 rawChanged = true; 1968 } 1969 1970 if (rawChanged && (wallpaperWin.mAttrs.privateFlags & 1971 WindowManager.LayoutParams.PRIVATE_FLAG_WANTS_OFFSET_NOTIFICATIONS) != 0) { 1972 try { 1973 if (DEBUG_WALLPAPER) Slog.v(TAG, "Report new wp offset " 1974 + wallpaperWin + " x=" + wallpaperWin.mWallpaperX 1975 + " y=" + wallpaperWin.mWallpaperY); 1976 if (sync) { 1977 mWaitingOnWallpaper = wallpaperWin; 1978 } 1979 wallpaperWin.mClient.dispatchWallpaperOffsets( 1980 wallpaperWin.mWallpaperX, wallpaperWin.mWallpaperY, 1981 wallpaperWin.mWallpaperXStep, wallpaperWin.mWallpaperYStep, sync); 1982 if (sync) { 1983 if (mWaitingOnWallpaper != null) { 1984 long start = SystemClock.uptimeMillis(); 1985 if ((mLastWallpaperTimeoutTime+WALLPAPER_TIMEOUT_RECOVERY) 1986 < start) { 1987 try { 1988 if (DEBUG_WALLPAPER) Slog.v(TAG, 1989 "Waiting for offset complete..."); 1990 mWindowMap.wait(WALLPAPER_TIMEOUT); 1991 } catch (InterruptedException e) { 1992 } 1993 if (DEBUG_WALLPAPER) Slog.v(TAG, "Offset complete!"); 1994 if ((start+WALLPAPER_TIMEOUT) 1995 < SystemClock.uptimeMillis()) { 1996 Slog.i(TAG, "Timeout waiting for wallpaper to offset: " 1997 + wallpaperWin); 1998 mLastWallpaperTimeoutTime = start; 1999 } 2000 } 2001 mWaitingOnWallpaper = null; 2002 } 2003 } 2004 } catch (RemoteException e) { 2005 } 2006 } 2007 2008 return changed; 2009 } 2010 2011 void wallpaperOffsetsComplete(IBinder window) { 2012 synchronized (mWindowMap) { 2013 if (mWaitingOnWallpaper != null && 2014 mWaitingOnWallpaper.mClient.asBinder() == window) { 2015 mWaitingOnWallpaper = null; 2016 mWindowMap.notifyAll(); 2017 } 2018 } 2019 } 2020 2021 void updateWallpaperOffsetLocked(WindowState changingTarget, boolean sync) { 2022 final DisplayContent displayContent = changingTarget.getDisplayContent(); 2023 if (displayContent == null) { 2024 return; 2025 } 2026 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 2027 final int dw = displayInfo.logicalWidth; 2028 final int dh = displayInfo.logicalHeight; 2029 2030 WindowState target = mWallpaperTarget; 2031 if (target != null) { 2032 if (target.mWallpaperX >= 0) { 2033 mLastWallpaperX = target.mWallpaperX; 2034 } else if (changingTarget.mWallpaperX >= 0) { 2035 mLastWallpaperX = changingTarget.mWallpaperX; 2036 } 2037 if (target.mWallpaperY >= 0) { 2038 mLastWallpaperY = target.mWallpaperY; 2039 } else if (changingTarget.mWallpaperY >= 0) { 2040 mLastWallpaperY = changingTarget.mWallpaperY; 2041 } 2042 } 2043 2044 int curTokenIndex = mWallpaperTokens.size(); 2045 while (curTokenIndex > 0) { 2046 curTokenIndex--; 2047 WindowToken token = mWallpaperTokens.get(curTokenIndex); 2048 int curWallpaperIndex = token.windows.size(); 2049 while (curWallpaperIndex > 0) { 2050 curWallpaperIndex--; 2051 WindowState wallpaper = token.windows.get(curWallpaperIndex); 2052 if (updateWallpaperOffsetLocked(wallpaper, dw, dh, sync)) { 2053 WindowStateAnimator winAnimator = wallpaper.mWinAnimator; 2054 winAnimator.computeShownFrameLocked(); 2055 // No need to lay out the windows - we can just set the wallpaper position 2056 // directly. 2057 winAnimator.setWallpaperOffset(wallpaper.mShownFrame); 2058 // We only want to be synchronous with one wallpaper. 2059 sync = false; 2060 } 2061 } 2062 } 2063 } 2064 2065 /** 2066 * Check wallpaper for visiblity change and notify window if so. 2067 * @param wallpaper The wallpaper to test and notify. 2068 * @param visible Current visibility. 2069 */ 2070 void dispatchWallpaperVisibility(final WindowState wallpaper, final boolean visible) { 2071 if (wallpaper.mWallpaperVisible != visible) { 2072 wallpaper.mWallpaperVisible = visible; 2073 try { 2074 if (DEBUG_VISIBILITY || DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 2075 "Updating vis of wallpaper " + wallpaper 2076 + ": " + visible + " from:\n" + Debug.getCallers(4, " ")); 2077 wallpaper.mClient.dispatchAppVisibility(visible); 2078 } catch (RemoteException e) { 2079 } 2080 } 2081 } 2082 2083 void updateWallpaperVisibilityLocked() { 2084 final boolean visible = isWallpaperVisible(mWallpaperTarget); 2085 final DisplayContent displayContent = mWallpaperTarget.getDisplayContent(); 2086 if (displayContent == null) { 2087 return; 2088 } 2089 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 2090 final int dw = displayInfo.logicalWidth; 2091 final int dh = displayInfo.logicalHeight; 2092 2093 int curTokenIndex = mWallpaperTokens.size(); 2094 while (curTokenIndex > 0) { 2095 curTokenIndex--; 2096 WindowToken token = mWallpaperTokens.get(curTokenIndex); 2097 if (token.hidden == visible) { 2098 token.hidden = !visible; 2099 // Need to do a layout to ensure the wallpaper now has the 2100 // correct size. 2101 getDefaultDisplayContentLocked().layoutNeeded = true; 2102 } 2103 2104 int curWallpaperIndex = token.windows.size(); 2105 while (curWallpaperIndex > 0) { 2106 curWallpaperIndex--; 2107 WindowState wallpaper = token.windows.get(curWallpaperIndex); 2108 if (visible) { 2109 updateWallpaperOffsetLocked(wallpaper, dw, dh, false); 2110 } 2111 2112 dispatchWallpaperVisibility(wallpaper, visible); 2113 } 2114 } 2115 } 2116 2117 public int addWindow(Session session, IWindow client, int seq, 2118 WindowManager.LayoutParams attrs, int viewVisibility, int displayId, 2119 Rect outContentInsets, InputChannel outInputChannel) { 2120 int[] appOp = new int[1]; 2121 int res = mPolicy.checkAddPermission(attrs, appOp); 2122 if (res != WindowManagerGlobal.ADD_OKAY) { 2123 return res; 2124 } 2125 2126 boolean reportNewConfig = false; 2127 WindowState attachedWindow = null; 2128 WindowState win = null; 2129 long origId; 2130 final int type = attrs.type; 2131 2132 synchronized(mWindowMap) { 2133 if (!mDisplayReady) { 2134 throw new IllegalStateException("Display has not been initialialized"); 2135 } 2136 2137 final DisplayContent displayContent = getDisplayContentLocked(displayId); 2138 if (displayContent == null) { 2139 Slog.w(TAG, "Attempted to add window to a display that does not exist: " 2140 + displayId + ". Aborting."); 2141 return WindowManagerGlobal.ADD_INVALID_DISPLAY; 2142 } 2143 if (!displayContent.hasAccess(session.mUid)) { 2144 Slog.w(TAG, "Attempted to add window to a display for which the application " 2145 + "does not have access: " + displayId + ". Aborting."); 2146 return WindowManagerGlobal.ADD_INVALID_DISPLAY; 2147 } 2148 2149 if (mWindowMap.containsKey(client.asBinder())) { 2150 Slog.w(TAG, "Window " + client + " is already added"); 2151 return WindowManagerGlobal.ADD_DUPLICATE_ADD; 2152 } 2153 2154 if (type >= FIRST_SUB_WINDOW && type <= LAST_SUB_WINDOW) { 2155 attachedWindow = windowForClientLocked(null, attrs.token, false); 2156 if (attachedWindow == null) { 2157 Slog.w(TAG, "Attempted to add window with token that is not a window: " 2158 + attrs.token + ". Aborting."); 2159 return WindowManagerGlobal.ADD_BAD_SUBWINDOW_TOKEN; 2160 } 2161 if (attachedWindow.mAttrs.type >= FIRST_SUB_WINDOW 2162 && attachedWindow.mAttrs.type <= LAST_SUB_WINDOW) { 2163 Slog.w(TAG, "Attempted to add window with token that is a sub-window: " 2164 + attrs.token + ". Aborting."); 2165 return WindowManagerGlobal.ADD_BAD_SUBWINDOW_TOKEN; 2166 } 2167 } 2168 2169 if (type == TYPE_PRIVATE_PRESENTATION && !displayContent.isPrivate()) { 2170 Slog.w(TAG, "Attempted to add private presentation window to a non-private display. Aborting."); 2171 return WindowManagerGlobal.ADD_PERMISSION_DENIED; 2172 } 2173 2174 boolean addToken = false; 2175 WindowToken token = mTokenMap.get(attrs.token); 2176 if (token == null) { 2177 if (type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW) { 2178 Slog.w(TAG, "Attempted to add application window with unknown token " 2179 + attrs.token + ". Aborting."); 2180 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2181 } 2182 if (type == TYPE_INPUT_METHOD) { 2183 Slog.w(TAG, "Attempted to add input method window with unknown token " 2184 + attrs.token + ". Aborting."); 2185 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2186 } 2187 if (type == TYPE_WALLPAPER) { 2188 Slog.w(TAG, "Attempted to add wallpaper window with unknown token " 2189 + attrs.token + ". Aborting."); 2190 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2191 } 2192 if (type == TYPE_DREAM) { 2193 Slog.w(TAG, "Attempted to add Dream window with unknown token " 2194 + attrs.token + ". Aborting."); 2195 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2196 } 2197 token = new WindowToken(this, attrs.token, -1, false); 2198 addToken = true; 2199 } else if (type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW) { 2200 AppWindowToken atoken = token.appWindowToken; 2201 if (atoken == null) { 2202 Slog.w(TAG, "Attempted to add window with non-application token " 2203 + token + ". Aborting."); 2204 return WindowManagerGlobal.ADD_NOT_APP_TOKEN; 2205 } else if (atoken.removed) { 2206 Slog.w(TAG, "Attempted to add window with exiting application token " 2207 + token + ". Aborting."); 2208 return WindowManagerGlobal.ADD_APP_EXITING; 2209 } 2210 if (type == TYPE_APPLICATION_STARTING && atoken.firstWindowDrawn) { 2211 // No need for this guy! 2212 if (localLOGV) Slog.v( 2213 TAG, "**** NO NEED TO START: " + attrs.getTitle()); 2214 return WindowManagerGlobal.ADD_STARTING_NOT_NEEDED; 2215 } 2216 } else if (type == TYPE_INPUT_METHOD) { 2217 if (token.windowType != TYPE_INPUT_METHOD) { 2218 Slog.w(TAG, "Attempted to add input method window with bad token " 2219 + attrs.token + ". Aborting."); 2220 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2221 } 2222 } else if (type == TYPE_WALLPAPER) { 2223 if (token.windowType != TYPE_WALLPAPER) { 2224 Slog.w(TAG, "Attempted to add wallpaper window with bad token " 2225 + attrs.token + ". Aborting."); 2226 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2227 } 2228 } else if (type == TYPE_DREAM) { 2229 if (token.windowType != TYPE_DREAM) { 2230 Slog.w(TAG, "Attempted to add Dream window with bad token " 2231 + attrs.token + ". Aborting."); 2232 return WindowManagerGlobal.ADD_BAD_APP_TOKEN; 2233 } 2234 } 2235 2236 win = new WindowState(this, session, client, token, 2237 attachedWindow, appOp[0], seq, attrs, viewVisibility, displayContent); 2238 if (win.mDeathRecipient == null) { 2239 // Client has apparently died, so there is no reason to 2240 // continue. 2241 Slog.w(TAG, "Adding window client " + client.asBinder() 2242 + " that is dead, aborting."); 2243 return WindowManagerGlobal.ADD_APP_EXITING; 2244 } 2245 2246 mPolicy.adjustWindowParamsLw(win.mAttrs); 2247 win.setShowToOwnerOnlyLocked(mPolicy.checkShowToOwnerOnly(attrs)); 2248 2249 res = mPolicy.prepareAddWindowLw(win, attrs); 2250 if (res != WindowManagerGlobal.ADD_OKAY) { 2251 return res; 2252 } 2253 2254 if (outInputChannel != null && (attrs.inputFeatures 2255 & WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL) == 0) { 2256 String name = win.makeInputChannelName(); 2257 InputChannel[] inputChannels = InputChannel.openInputChannelPair(name); 2258 win.setInputChannel(inputChannels[0]); 2259 inputChannels[1].transferTo(outInputChannel); 2260 2261 mInputManager.registerInputChannel(win.mInputChannel, win.mInputWindowHandle); 2262 } 2263 2264 // From now on, no exceptions or errors allowed! 2265 2266 res = WindowManagerGlobal.ADD_OKAY; 2267 2268 origId = Binder.clearCallingIdentity(); 2269 2270 if (addToken) { 2271 mTokenMap.put(attrs.token, token); 2272 } 2273 win.attach(); 2274 mWindowMap.put(client.asBinder(), win); 2275 if (win.mAppOp != AppOpsManager.OP_NONE) { 2276 if (mAppOps.startOpNoThrow(win.mAppOp, win.getOwningUid(), win.getOwningPackage()) 2277 != AppOpsManager.MODE_ALLOWED) { 2278 win.setAppOpVisibilityLw(false); 2279 } 2280 } 2281 2282 if (type == TYPE_APPLICATION_STARTING && token.appWindowToken != null) { 2283 token.appWindowToken.startingWindow = win; 2284 if (DEBUG_STARTING_WINDOW) Slog.v (TAG, "addWindow: " + token.appWindowToken 2285 + " startingWindow=" + win); 2286 Message m = mH.obtainMessage(H.REMOVE_STARTING_TIMEOUT, token.appWindowToken); 2287 mH.sendMessageDelayed(m, STARTING_WINDOW_TIMEOUT_DURATION); 2288 } 2289 2290 boolean imMayMove = true; 2291 2292 if (type == TYPE_INPUT_METHOD) { 2293 win.mGivenInsetsPending = true; 2294 mInputMethodWindow = win; 2295 addInputMethodWindowToListLocked(win); 2296 imMayMove = false; 2297 } else if (type == TYPE_INPUT_METHOD_DIALOG) { 2298 mInputMethodDialogs.add(win); 2299 addWindowToListInOrderLocked(win, true); 2300 moveInputMethodDialogsLocked(findDesiredInputMethodWindowIndexLocked(true)); 2301 imMayMove = false; 2302 } else { 2303 addWindowToListInOrderLocked(win, true); 2304 if (type == TYPE_WALLPAPER) { 2305 mLastWallpaperTimeoutTime = 0; 2306 displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; 2307 } else if ((attrs.flags&FLAG_SHOW_WALLPAPER) != 0) { 2308 displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; 2309 } else if (mWallpaperTarget != null 2310 && mWallpaperTarget.mLayer >= win.mBaseLayer) { 2311 // If there is currently a wallpaper being shown, and 2312 // the base layer of the new window is below the current 2313 // layer of the target window, then adjust the wallpaper. 2314 // This is to avoid a new window being placed between the 2315 // wallpaper and its target. 2316 displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; 2317 } 2318 } 2319 2320 win.mWinAnimator.mEnterAnimationPending = true; 2321 2322 if (displayContent.isDefaultDisplay) { 2323 mPolicy.getContentInsetHintLw(attrs, outContentInsets); 2324 } else { 2325 outContentInsets.setEmpty(); 2326 } 2327 2328 if (mInTouchMode) { 2329 res |= WindowManagerGlobal.ADD_FLAG_IN_TOUCH_MODE; 2330 } 2331 if (win.mAppToken == null || !win.mAppToken.clientHidden) { 2332 res |= WindowManagerGlobal.ADD_FLAG_APP_VISIBLE; 2333 } 2334 2335 mInputMonitor.setUpdateInputWindowsNeededLw(); 2336 2337 boolean focusChanged = false; 2338 if (win.canReceiveKeys()) { 2339 focusChanged = updateFocusedWindowLocked(UPDATE_FOCUS_WILL_ASSIGN_LAYERS, 2340 false /*updateInputWindows*/); 2341 if (focusChanged) { 2342 imMayMove = false; 2343 } 2344 } 2345 2346 if (imMayMove) { 2347 moveInputMethodWindowsIfNeededLocked(false); 2348 } 2349 2350 assignLayersLocked(displayContent.getWindowList()); 2351 // Don't do layout here, the window must call 2352 // relayout to be displayed, so we'll do it there. 2353 2354 if (focusChanged) { 2355 finishUpdateFocusedWindowAfterAssignLayersLocked(false /*updateInputWindows*/); 2356 } 2357 mInputMonitor.updateInputWindowsLw(false /*force*/); 2358 2359 if (localLOGV) Slog.v( 2360 TAG, "New client " + client.asBinder() 2361 + ": window=" + win); 2362 2363 if (win.isVisibleOrAdding() && updateOrientationFromAppTokensLocked(false)) { 2364 reportNewConfig = true; 2365 } 2366 } 2367 2368 if (reportNewConfig) { 2369 sendNewConfiguration(); 2370 } 2371 2372 Binder.restoreCallingIdentity(origId); 2373 2374 return res; 2375 } 2376 2377 public void removeWindow(Session session, IWindow client) { 2378 synchronized(mWindowMap) { 2379 WindowState win = windowForClientLocked(session, client, false); 2380 if (win == null) { 2381 return; 2382 } 2383 removeWindowLocked(session, win); 2384 } 2385 } 2386 2387 public void removeWindowLocked(Session session, WindowState win) { 2388 if (win.mAttrs.type == TYPE_APPLICATION_STARTING) { 2389 if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "Starting window removed " + win); 2390 removeStartingWindowTimeout(win.mAppToken); 2391 } 2392 2393 if (localLOGV || DEBUG_FOCUS || DEBUG_FOCUS_LIGHT && win==mCurrentFocus) Slog.v( 2394 TAG, "Remove " + win + " client=" 2395 + Integer.toHexString(System.identityHashCode(win.mClient.asBinder())) 2396 + ", surface=" + win.mWinAnimator.mSurfaceControl + " Callers=" 2397 + Debug.getCallers(4)); 2398 2399 final long origId = Binder.clearCallingIdentity(); 2400 2401 win.disposeInputChannel(); 2402 2403 if (DEBUG_APP_TRANSITIONS) Slog.v( 2404 TAG, "Remove " + win + ": mSurface=" + win.mWinAnimator.mSurfaceControl 2405 + " mExiting=" + win.mExiting 2406 + " isAnimating=" + win.mWinAnimator.isAnimating() 2407 + " app-animation=" 2408 + (win.mAppToken != null ? win.mAppToken.mAppAnimator.animation : null) 2409 + " inPendingTransaction=" 2410 + (win.mAppToken != null ? win.mAppToken.inPendingTransaction : false) 2411 + " mDisplayFrozen=" + mDisplayFrozen); 2412 // Visibility of the removed window. Will be used later to update orientation later on. 2413 boolean wasVisible = false; 2414 // First, see if we need to run an animation. If we do, we have 2415 // to hold off on removing the window until the animation is done. 2416 // If the display is frozen, just remove immediately, since the 2417 // animation wouldn't be seen. 2418 if (win.mHasSurface && okToDisplay()) { 2419 // If we are not currently running the exit animation, we 2420 // need to see about starting one. 2421 wasVisible = win.isWinVisibleLw(); 2422 if (wasVisible) { 2423 2424 int transit = WindowManagerPolicy.TRANSIT_EXIT; 2425 if (win.mAttrs.type == TYPE_APPLICATION_STARTING) { 2426 transit = WindowManagerPolicy.TRANSIT_PREVIEW_DONE; 2427 } 2428 // Try starting an animation. 2429 if (win.mWinAnimator.applyAnimationLocked(transit, false)) { 2430 win.mExiting = true; 2431 } 2432 //TODO (multidisplay): Magnification is supported only for the default display. 2433 if (mDisplayMagnifier != null 2434 && win.getDisplayId() == Display.DEFAULT_DISPLAY) { 2435 mDisplayMagnifier.onWindowTransitionLocked(win, transit); 2436 } 2437 } 2438 if (win.mExiting || win.mWinAnimator.isAnimating()) { 2439 // The exit animation is running... wait for it! 2440 //Slog.i(TAG, "*** Running exit animation..."); 2441 win.mExiting = true; 2442 win.mRemoveOnExit = true; 2443 final DisplayContent displayContent = win.getDisplayContent(); 2444 if (displayContent != null) { 2445 displayContent.layoutNeeded = true; 2446 } 2447 updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 2448 false /*updateInputWindows*/); 2449 performLayoutAndPlaceSurfacesLocked(); 2450 if (win.mAppToken != null) { 2451 win.mAppToken.updateReportedVisibilityLocked(); 2452 } 2453 //dump(); 2454 Binder.restoreCallingIdentity(origId); 2455 return; 2456 } 2457 } 2458 2459 removeWindowInnerLocked(session, win); 2460 // Removing a visible window will effect the computed orientation 2461 // So just update orientation if needed. 2462 if (wasVisible && updateOrientationFromAppTokensLocked(false)) { 2463 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 2464 } 2465 updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, true /*updateInputWindows*/); 2466 Binder.restoreCallingIdentity(origId); 2467 } 2468 2469 private void removeWindowInnerLocked(Session session, WindowState win) { 2470 if (win.mRemoved) { 2471 // Nothing to do. 2472 return; 2473 } 2474 2475 for (int i=win.mChildWindows.size()-1; i>=0; i--) { 2476 WindowState cwin = win.mChildWindows.get(i); 2477 Slog.w(TAG, "Force-removing child win " + cwin + " from container " 2478 + win); 2479 removeWindowInnerLocked(cwin.mSession, cwin); 2480 } 2481 2482 win.mRemoved = true; 2483 2484 if (mInputMethodTarget == win) { 2485 moveInputMethodWindowsIfNeededLocked(false); 2486 } 2487 2488 if (false) { 2489 RuntimeException e = new RuntimeException("here"); 2490 e.fillInStackTrace(); 2491 Slog.w(TAG, "Removing window " + win, e); 2492 } 2493 2494 mPolicy.removeWindowLw(win); 2495 win.removeLocked(); 2496 2497 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "removeWindowInnerLocked: " + win); 2498 mWindowMap.remove(win.mClient.asBinder()); 2499 if (win.mAppOp != AppOpsManager.OP_NONE) { 2500 mAppOps.finishOp(win.mAppOp, win.getOwningUid(), win.getOwningPackage()); 2501 } 2502 2503 mPendingRemove.remove(win); 2504 mResizingWindows.remove(win); 2505 mWindowsChanged = true; 2506 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Final remove of window: " + win); 2507 2508 if (mInputMethodWindow == win) { 2509 mInputMethodWindow = null; 2510 } else if (win.mAttrs.type == TYPE_INPUT_METHOD_DIALOG) { 2511 mInputMethodDialogs.remove(win); 2512 } 2513 2514 final WindowToken token = win.mToken; 2515 final AppWindowToken atoken = win.mAppToken; 2516 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Removing " + win + " from " + token); 2517 token.windows.remove(win); 2518 if (atoken != null) { 2519 atoken.allAppWindows.remove(win); 2520 } 2521 if (localLOGV) Slog.v( 2522 TAG, "**** Removing window " + win + ": count=" 2523 + token.windows.size()); 2524 if (token.windows.size() == 0) { 2525 if (!token.explicit) { 2526 mTokenMap.remove(token.token); 2527 } else if (atoken != null) { 2528 atoken.firstWindowDrawn = false; 2529 } 2530 } 2531 2532 if (atoken != null) { 2533 if (atoken.startingWindow == win) { 2534 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Nulling startingWindow " + win); 2535 removeStartingWindowTimeout(atoken); 2536 atoken.startingWindow = null; 2537 } else if (atoken.allAppWindows.size() == 0 && atoken.startingData != null) { 2538 // If this is the last window and we had requested a starting 2539 // transition window, well there is no point now. 2540 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Nulling last startingWindow"); 2541 atoken.startingData = null; 2542 } else if (atoken.allAppWindows.size() == 1 && atoken.startingView != null) { 2543 // If this is the last window except for a starting transition 2544 // window, we need to get rid of the starting transition. 2545 scheduleRemoveStartingWindow(atoken); 2546 } 2547 } 2548 2549 if (win.mAttrs.type == TYPE_WALLPAPER) { 2550 mLastWallpaperTimeoutTime = 0; 2551 getDefaultDisplayContentLocked().pendingLayoutChanges |= 2552 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 2553 } else if ((win.mAttrs.flags&FLAG_SHOW_WALLPAPER) != 0) { 2554 getDefaultDisplayContentLocked().pendingLayoutChanges |= 2555 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 2556 } 2557 2558 final WindowList windows = win.getWindowList(); 2559 if (windows != null) { 2560 windows.remove(win); 2561 if (!mInLayout) { 2562 assignLayersLocked(windows); 2563 final DisplayContent displayContent = win.getDisplayContent(); 2564 if (displayContent != null) { 2565 displayContent.layoutNeeded = true; 2566 } 2567 performLayoutAndPlaceSurfacesLocked(); 2568 if (win.mAppToken != null) { 2569 win.mAppToken.updateReportedVisibilityLocked(); 2570 } 2571 } 2572 } 2573 2574 mInputMonitor.updateInputWindowsLw(true /*force*/); 2575 } 2576 2577 public void updateAppOpsState() { 2578 synchronized(mWindowMap) { 2579 final int numDisplays = mDisplayContents.size(); 2580 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 2581 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 2582 final int numWindows = windows.size(); 2583 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 2584 final WindowState win = windows.get(winNdx); 2585 if (win.mAppOp != AppOpsManager.OP_NONE) { 2586 final int mode = mAppOps.checkOpNoThrow(win.mAppOp, win.getOwningUid(), 2587 win.getOwningPackage()); 2588 win.setAppOpVisibilityLw(mode == AppOpsManager.MODE_ALLOWED); 2589 } 2590 } 2591 } 2592 } 2593 } 2594 2595 static void logSurface(WindowState w, String msg, RuntimeException where) { 2596 String str = " SURFACE " + msg + ": " + w; 2597 if (where != null) { 2598 Slog.i(TAG, str, where); 2599 } else { 2600 Slog.i(TAG, str); 2601 } 2602 } 2603 2604 static void logSurface(SurfaceControl s, String title, String msg, RuntimeException where) { 2605 String str = " SURFACE " + s + ": " + msg + " / " + title; 2606 if (where != null) { 2607 Slog.i(TAG, str, where); 2608 } else { 2609 Slog.i(TAG, str); 2610 } 2611 } 2612 2613 void setTransparentRegionWindow(Session session, IWindow client, Region region) { 2614 long origId = Binder.clearCallingIdentity(); 2615 try { 2616 synchronized (mWindowMap) { 2617 WindowState w = windowForClientLocked(session, client, false); 2618 if ((w != null) && w.mHasSurface) { 2619 w.mWinAnimator.setTransparentRegionHintLocked(region); 2620 } 2621 } 2622 } finally { 2623 Binder.restoreCallingIdentity(origId); 2624 } 2625 } 2626 2627 void setInsetsWindow(Session session, IWindow client, 2628 int touchableInsets, Rect contentInsets, 2629 Rect visibleInsets, Region touchableRegion) { 2630 long origId = Binder.clearCallingIdentity(); 2631 try { 2632 synchronized (mWindowMap) { 2633 WindowState w = windowForClientLocked(session, client, false); 2634 if (w != null) { 2635 w.mGivenInsetsPending = false; 2636 w.mGivenContentInsets.set(contentInsets); 2637 w.mGivenVisibleInsets.set(visibleInsets); 2638 w.mGivenTouchableRegion.set(touchableRegion); 2639 w.mTouchableInsets = touchableInsets; 2640 if (w.mGlobalScale != 1) { 2641 w.mGivenContentInsets.scale(w.mGlobalScale); 2642 w.mGivenVisibleInsets.scale(w.mGlobalScale); 2643 w.mGivenTouchableRegion.scale(w.mGlobalScale); 2644 } 2645 final DisplayContent displayContent = w.getDisplayContent(); 2646 if (displayContent != null) { 2647 displayContent.layoutNeeded = true; 2648 } 2649 performLayoutAndPlaceSurfacesLocked(); 2650 } 2651 } 2652 } finally { 2653 Binder.restoreCallingIdentity(origId); 2654 } 2655 } 2656 2657 public void getWindowDisplayFrame(Session session, IWindow client, 2658 Rect outDisplayFrame) { 2659 synchronized(mWindowMap) { 2660 WindowState win = windowForClientLocked(session, client, false); 2661 if (win == null) { 2662 outDisplayFrame.setEmpty(); 2663 return; 2664 } 2665 outDisplayFrame.set(win.mDisplayFrame); 2666 } 2667 } 2668 2669 public void setWindowWallpaperPositionLocked(WindowState window, float x, float y, 2670 float xStep, float yStep) { 2671 if (window.mWallpaperX != x || window.mWallpaperY != y) { 2672 window.mWallpaperX = x; 2673 window.mWallpaperY = y; 2674 window.mWallpaperXStep = xStep; 2675 window.mWallpaperYStep = yStep; 2676 updateWallpaperOffsetLocked(window, true); 2677 } 2678 } 2679 2680 void wallpaperCommandComplete(IBinder window, Bundle result) { 2681 synchronized (mWindowMap) { 2682 if (mWaitingOnWallpaper != null && 2683 mWaitingOnWallpaper.mClient.asBinder() == window) { 2684 mWaitingOnWallpaper = null; 2685 mWindowMap.notifyAll(); 2686 } 2687 } 2688 } 2689 2690 public Bundle sendWindowWallpaperCommandLocked(WindowState window, 2691 String action, int x, int y, int z, Bundle extras, boolean sync) { 2692 if (window == mWallpaperTarget || window == mLowerWallpaperTarget 2693 || window == mUpperWallpaperTarget) { 2694 boolean doWait = sync; 2695 int curTokenIndex = mWallpaperTokens.size(); 2696 while (curTokenIndex > 0) { 2697 curTokenIndex--; 2698 WindowToken token = mWallpaperTokens.get(curTokenIndex); 2699 int curWallpaperIndex = token.windows.size(); 2700 while (curWallpaperIndex > 0) { 2701 curWallpaperIndex--; 2702 WindowState wallpaper = token.windows.get(curWallpaperIndex); 2703 try { 2704 wallpaper.mClient.dispatchWallpaperCommand(action, 2705 x, y, z, extras, sync); 2706 // We only want to be synchronous with one wallpaper. 2707 sync = false; 2708 } catch (RemoteException e) { 2709 } 2710 } 2711 } 2712 2713 if (doWait) { 2714 // XXX Need to wait for result. 2715 } 2716 } 2717 2718 return null; 2719 } 2720 2721 public void setUniverseTransformLocked(WindowState window, float alpha, 2722 float offx, float offy, float dsdx, float dtdx, float dsdy, float dtdy) { 2723 Transformation transform = window.mWinAnimator.mUniverseTransform; 2724 transform.setAlpha(alpha); 2725 Matrix matrix = transform.getMatrix(); 2726 matrix.getValues(mTmpFloats); 2727 mTmpFloats[Matrix.MTRANS_X] = offx; 2728 mTmpFloats[Matrix.MTRANS_Y] = offy; 2729 mTmpFloats[Matrix.MSCALE_X] = dsdx; 2730 mTmpFloats[Matrix.MSKEW_Y] = dtdx; 2731 mTmpFloats[Matrix.MSKEW_X] = dsdy; 2732 mTmpFloats[Matrix.MSCALE_Y] = dtdy; 2733 matrix.setValues(mTmpFloats); 2734 final DisplayContent displayContent = window.getDisplayContent(); 2735 if (displayContent == null) { 2736 return; 2737 } 2738 2739 final DisplayInfo displayInfo = window.getDisplayContent().getDisplayInfo(); 2740 final RectF dispRect = new RectF(0, 0, 2741 displayInfo.logicalWidth, displayInfo.logicalHeight); 2742 matrix.mapRect(dispRect); 2743 window.mGivenTouchableRegion.set(0, 0, 2744 displayInfo.logicalWidth, displayInfo.logicalHeight); 2745 window.mGivenTouchableRegion.op((int)dispRect.left, (int)dispRect.top, 2746 (int)dispRect.right, (int)dispRect.bottom, Region.Op.DIFFERENCE); 2747 window.mTouchableInsets = ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION; 2748 displayContent.layoutNeeded = true; 2749 performLayoutAndPlaceSurfacesLocked(); 2750 } 2751 2752 public void onRectangleOnScreenRequested(IBinder token, Rect rectangle, boolean immediate) { 2753 synchronized (mWindowMap) { 2754 if (mDisplayMagnifier != null) { 2755 WindowState window = mWindowMap.get(token); 2756 //TODO (multidisplay): Magnification is supported only for the default display. 2757 if (window != null && window.getDisplayId() == Display.DEFAULT_DISPLAY) { 2758 mDisplayMagnifier.onRectangleOnScreenRequestedLocked(rectangle, immediate); 2759 } 2760 } 2761 } 2762 } 2763 2764 public IWindowId getWindowId(IBinder token) { 2765 synchronized (mWindowMap) { 2766 WindowState window = mWindowMap.get(token); 2767 return window != null ? window.mWindowId : null; 2768 } 2769 } 2770 2771 public int relayoutWindow(Session session, IWindow client, int seq, 2772 WindowManager.LayoutParams attrs, int requestedWidth, 2773 int requestedHeight, int viewVisibility, int flags, 2774 Rect outFrame, Rect outOverscanInsets, Rect outContentInsets, 2775 Rect outVisibleInsets, Configuration outConfig, Surface outSurface) { 2776 boolean toBeDisplayed = false; 2777 boolean inTouchMode; 2778 boolean configChanged; 2779 boolean surfaceChanged = false; 2780 boolean animating; 2781 2782 // if they don't have this permission, mask out the status bar bits 2783 int systemUiVisibility = 0; 2784 if (attrs != null) { 2785 systemUiVisibility = (attrs.systemUiVisibility|attrs.subtreeSystemUiVisibility); 2786 if ((systemUiVisibility & StatusBarManager.DISABLE_MASK) != 0) { 2787 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR) 2788 != PackageManager.PERMISSION_GRANTED) { 2789 systemUiVisibility &= ~StatusBarManager.DISABLE_MASK; 2790 } 2791 } 2792 } 2793 long origId = Binder.clearCallingIdentity(); 2794 2795 synchronized(mWindowMap) { 2796 WindowState win = windowForClientLocked(session, client, false); 2797 if (win == null) { 2798 return 0; 2799 } 2800 WindowStateAnimator winAnimator = win.mWinAnimator; 2801 if (win.mRequestedWidth != requestedWidth 2802 || win.mRequestedHeight != requestedHeight) { 2803 win.mLayoutNeeded = true; 2804 win.mRequestedWidth = requestedWidth; 2805 win.mRequestedHeight = requestedHeight; 2806 } 2807 if (attrs != null && seq == win.mSeq) { 2808 win.mSystemUiVisibility = systemUiVisibility; 2809 } 2810 2811 if (attrs != null) { 2812 mPolicy.adjustWindowParamsLw(attrs); 2813 } 2814 2815 winAnimator.mSurfaceDestroyDeferred = 2816 (flags&WindowManagerGlobal.RELAYOUT_DEFER_SURFACE_DESTROY) != 0; 2817 2818 int attrChanges = 0; 2819 int flagChanges = 0; 2820 if (attrs != null) { 2821 if (win.mAttrs.type != attrs.type) { 2822 throw new IllegalArgumentException( 2823 "Window type can not be changed after the window is added."); 2824 } 2825 flagChanges = win.mAttrs.flags ^= attrs.flags; 2826 attrChanges = win.mAttrs.copyFrom(attrs); 2827 if ((attrChanges & (WindowManager.LayoutParams.LAYOUT_CHANGED 2828 | WindowManager.LayoutParams.SYSTEM_UI_VISIBILITY_CHANGED)) != 0) { 2829 win.mLayoutNeeded = true; 2830 } 2831 } 2832 2833 if (DEBUG_LAYOUT) Slog.v(TAG, "Relayout " + win + ": viewVisibility=" + viewVisibility 2834 + " req=" + requestedWidth + "x" + requestedHeight + " " + win.mAttrs); 2835 2836 win.mEnforceSizeCompat = 2837 (win.mAttrs.privateFlags & PRIVATE_FLAG_COMPATIBLE_WINDOW) != 0; 2838 2839 if ((attrChanges & WindowManager.LayoutParams.ALPHA_CHANGED) != 0) { 2840 winAnimator.mAlpha = attrs.alpha; 2841 } 2842 2843 final boolean scaledWindow = 2844 ((win.mAttrs.flags & WindowManager.LayoutParams.FLAG_SCALED) != 0); 2845 2846 if (scaledWindow) { 2847 // requested{Width|Height} Surface's physical size 2848 // attrs.{width|height} Size on screen 2849 win.mHScale = (attrs.width != requestedWidth) ? 2850 (attrs.width / (float)requestedWidth) : 1.0f; 2851 win.mVScale = (attrs.height != requestedHeight) ? 2852 (attrs.height / (float)requestedHeight) : 1.0f; 2853 } else { 2854 win.mHScale = win.mVScale = 1; 2855 } 2856 2857 boolean imMayMove = (flagChanges & (FLAG_ALT_FOCUSABLE_IM | FLAG_NOT_FOCUSABLE)) != 0; 2858 2859 final boolean isDefaultDisplay = win.isDefaultDisplay(); 2860 boolean focusMayChange = isDefaultDisplay && (win.mViewVisibility != viewVisibility 2861 || ((flagChanges & FLAG_NOT_FOCUSABLE) != 0) 2862 || (!win.mRelayoutCalled)); 2863 2864 boolean wallpaperMayMove = win.mViewVisibility != viewVisibility 2865 && (win.mAttrs.flags & FLAG_SHOW_WALLPAPER) != 0; 2866 wallpaperMayMove |= (flagChanges & FLAG_SHOW_WALLPAPER) != 0; 2867 2868 win.mRelayoutCalled = true; 2869 final int oldVisibility = win.mViewVisibility; 2870 win.mViewVisibility = viewVisibility; 2871 if (DEBUG_SCREEN_ON) { 2872 RuntimeException stack = new RuntimeException(); 2873 stack.fillInStackTrace(); 2874 Slog.i(TAG, "Relayout " + win + ": oldVis=" + oldVisibility 2875 + " newVis=" + viewVisibility, stack); 2876 } 2877 if (viewVisibility == View.VISIBLE && 2878 (win.mAppToken == null || !win.mAppToken.clientHidden)) { 2879 toBeDisplayed = !win.isVisibleLw(); 2880 if (win.mExiting) { 2881 winAnimator.cancelExitAnimationForNextAnimationLocked(); 2882 win.mExiting = false; 2883 } 2884 if (win.mDestroying) { 2885 win.mDestroying = false; 2886 mDestroySurface.remove(win); 2887 } 2888 if (oldVisibility == View.GONE) { 2889 winAnimator.mEnterAnimationPending = true; 2890 } 2891 if (toBeDisplayed) { 2892 if (win.isDrawnLw() && okToDisplay()) { 2893 winAnimator.applyEnterAnimationLocked(); 2894 } 2895 if ((win.mAttrs.flags 2896 & WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON) != 0) { 2897 if (DEBUG_VISIBILITY) Slog.v(TAG, 2898 "Relayout window turning screen on: " + win); 2899 win.mTurnOnScreen = true; 2900 } 2901 if (win.isConfigChanged()) { 2902 if (DEBUG_CONFIGURATION) Slog.i(TAG, "Window " + win 2903 + " visible with new config: " + mCurConfiguration); 2904 outConfig.setTo(mCurConfiguration); 2905 } 2906 } 2907 if ((attrChanges&WindowManager.LayoutParams.FORMAT_CHANGED) != 0) { 2908 // To change the format, we need to re-build the surface. 2909 winAnimator.destroySurfaceLocked(); 2910 toBeDisplayed = true; 2911 surfaceChanged = true; 2912 } 2913 try { 2914 if (!win.mHasSurface) { 2915 surfaceChanged = true; 2916 } 2917 SurfaceControl surfaceControl = winAnimator.createSurfaceLocked(); 2918 if (surfaceControl != null) { 2919 outSurface.copyFrom(surfaceControl); 2920 if (SHOW_TRANSACTIONS) Slog.i(TAG, 2921 " OUT SURFACE " + outSurface + ": copied"); 2922 } else { 2923 // For some reason there isn't a surface. Clear the 2924 // caller's object so they see the same state. 2925 outSurface.release(); 2926 } 2927 } catch (Exception e) { 2928 mInputMonitor.updateInputWindowsLw(true /*force*/); 2929 2930 Slog.w(TAG, "Exception thrown when creating surface for client " 2931 + client + " (" + win.mAttrs.getTitle() + ")", 2932 e); 2933 Binder.restoreCallingIdentity(origId); 2934 return 0; 2935 } 2936 if (toBeDisplayed) { 2937 focusMayChange = isDefaultDisplay; 2938 } 2939 if (win.mAttrs.type == TYPE_INPUT_METHOD 2940 && mInputMethodWindow == null) { 2941 mInputMethodWindow = win; 2942 imMayMove = true; 2943 } 2944 if (win.mAttrs.type == TYPE_BASE_APPLICATION 2945 && win.mAppToken != null 2946 && win.mAppToken.startingWindow != null) { 2947 // Special handling of starting window over the base 2948 // window of the app: propagate lock screen flags to it, 2949 // to provide the correct semantics while starting. 2950 final int mask = 2951 WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED 2952 | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD 2953 | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON; 2954 WindowManager.LayoutParams sa = win.mAppToken.startingWindow.mAttrs; 2955 sa.flags = (sa.flags&~mask) | (win.mAttrs.flags&mask); 2956 } 2957 } else { 2958 winAnimator.mEnterAnimationPending = false; 2959 if (winAnimator.mSurfaceControl != null) { 2960 if (DEBUG_VISIBILITY) Slog.i(TAG, "Relayout invis " + win 2961 + ": mExiting=" + win.mExiting); 2962 // If we are not currently running the exit animation, we 2963 // need to see about starting one. 2964 if (!win.mExiting) { 2965 surfaceChanged = true; 2966 // Try starting an animation; if there isn't one, we 2967 // can destroy the surface right away. 2968 int transit = WindowManagerPolicy.TRANSIT_EXIT; 2969 if (win.mAttrs.type == TYPE_APPLICATION_STARTING) { 2970 transit = WindowManagerPolicy.TRANSIT_PREVIEW_DONE; 2971 } 2972 if (win.isWinVisibleLw() && 2973 winAnimator.applyAnimationLocked(transit, false)) { 2974 focusMayChange = isDefaultDisplay; 2975 win.mExiting = true; 2976 } else if (win.mWinAnimator.isAnimating()) { 2977 // Currently in a hide animation... turn this into 2978 // an exit. 2979 win.mExiting = true; 2980 } else if (win == mWallpaperTarget) { 2981 // If the wallpaper is currently behind this 2982 // window, we need to change both of them inside 2983 // of a transaction to avoid artifacts. 2984 win.mExiting = true; 2985 win.mWinAnimator.mAnimating = true; 2986 } else { 2987 if (mInputMethodWindow == win) { 2988 mInputMethodWindow = null; 2989 } 2990 winAnimator.destroySurfaceLocked(); 2991 } 2992 //TODO (multidisplay): Magnification is supported only for the default 2993 if (mDisplayMagnifier != null 2994 && win.getDisplayId() == Display.DEFAULT_DISPLAY) { 2995 mDisplayMagnifier.onWindowTransitionLocked(win, transit); 2996 } 2997 } 2998 } 2999 3000 outSurface.release(); 3001 if (DEBUG_VISIBILITY) Slog.i(TAG, "Releasing surface in: " + win); 3002 } 3003 3004 if (focusMayChange) { 3005 //System.out.println("Focus may change: " + win.mAttrs.getTitle()); 3006 if (updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 3007 false /*updateInputWindows*/)) { 3008 imMayMove = false; 3009 } 3010 //System.out.println("Relayout " + win + ": focus=" + mCurrentFocus); 3011 } 3012 3013 // updateFocusedWindowLocked() already assigned layers so we only need to 3014 // reassign them at this point if the IM window state gets shuffled 3015 if (imMayMove && (moveInputMethodWindowsIfNeededLocked(false) || toBeDisplayed)) { 3016 // Little hack here -- we -should- be able to rely on the 3017 // function to return true if the IME has moved and needs 3018 // its layer recomputed. However, if the IME was hidden 3019 // and isn't actually moved in the list, its layer may be 3020 // out of data so we make sure to recompute it. 3021 assignLayersLocked(win.getWindowList()); 3022 } 3023 3024 if (wallpaperMayMove) { 3025 getDefaultDisplayContentLocked().pendingLayoutChanges |= 3026 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 3027 } 3028 3029 final DisplayContent displayContent = win.getDisplayContent(); 3030 if (displayContent != null) { 3031 displayContent.layoutNeeded = true; 3032 } 3033 win.mGivenInsetsPending = (flags&WindowManagerGlobal.RELAYOUT_INSETS_PENDING) != 0; 3034 configChanged = updateOrientationFromAppTokensLocked(false); 3035 performLayoutAndPlaceSurfacesLocked(); 3036 if (toBeDisplayed && win.mIsWallpaper) { 3037 DisplayInfo displayInfo = getDefaultDisplayInfoLocked(); 3038 updateWallpaperOffsetLocked(win, 3039 displayInfo.logicalWidth, displayInfo.logicalHeight, false); 3040 } 3041 if (win.mAppToken != null) { 3042 win.mAppToken.updateReportedVisibilityLocked(); 3043 } 3044 outFrame.set(win.mCompatFrame); 3045 outOverscanInsets.set(win.mOverscanInsets); 3046 outContentInsets.set(win.mContentInsets); 3047 outVisibleInsets.set(win.mVisibleInsets); 3048 if (localLOGV) Slog.v( 3049 TAG, "Relayout given client " + client.asBinder() 3050 + ", requestedWidth=" + requestedWidth 3051 + ", requestedHeight=" + requestedHeight 3052 + ", viewVisibility=" + viewVisibility 3053 + "\nRelayout returning frame=" + outFrame 3054 + ", surface=" + outSurface); 3055 3056 if (localLOGV || DEBUG_FOCUS) Slog.v( 3057 TAG, "Relayout of " + win + ": focusMayChange=" + focusMayChange); 3058 3059 inTouchMode = mInTouchMode; 3060 animating = mAnimator.mAnimating && win.mWinAnimator.isAnimating(); 3061 if (animating && !mRelayoutWhileAnimating.contains(win)) { 3062 mRelayoutWhileAnimating.add(win); 3063 } 3064 3065 mInputMonitor.updateInputWindowsLw(true /*force*/); 3066 3067 if (DEBUG_LAYOUT) { 3068 Slog.v(TAG, "Relayout complete " + win + ": outFrame=" + outFrame.toShortString()); 3069 } 3070 } 3071 3072 if (configChanged) { 3073 sendNewConfiguration(); 3074 } 3075 3076 Binder.restoreCallingIdentity(origId); 3077 3078 return (inTouchMode ? WindowManagerGlobal.RELAYOUT_RES_IN_TOUCH_MODE : 0) 3079 | (toBeDisplayed ? WindowManagerGlobal.RELAYOUT_RES_FIRST_TIME : 0) 3080 | (surfaceChanged ? WindowManagerGlobal.RELAYOUT_RES_SURFACE_CHANGED : 0) 3081 | (animating ? WindowManagerGlobal.RELAYOUT_RES_ANIMATING : 0); 3082 } 3083 3084 public void performDeferredDestroyWindow(Session session, IWindow client) { 3085 long origId = Binder.clearCallingIdentity(); 3086 3087 try { 3088 synchronized (mWindowMap) { 3089 WindowState win = windowForClientLocked(session, client, false); 3090 if (win == null) { 3091 return; 3092 } 3093 win.mWinAnimator.destroyDeferredSurfaceLocked(); 3094 } 3095 } finally { 3096 Binder.restoreCallingIdentity(origId); 3097 } 3098 } 3099 3100 public boolean outOfMemoryWindow(Session session, IWindow client) { 3101 long origId = Binder.clearCallingIdentity(); 3102 3103 try { 3104 synchronized (mWindowMap) { 3105 WindowState win = windowForClientLocked(session, client, false); 3106 if (win == null) { 3107 return false; 3108 } 3109 return reclaimSomeSurfaceMemoryLocked(win.mWinAnimator, "from-client", false); 3110 } 3111 } finally { 3112 Binder.restoreCallingIdentity(origId); 3113 } 3114 } 3115 3116 public void finishDrawingWindow(Session session, IWindow client) { 3117 final long origId = Binder.clearCallingIdentity(); 3118 try { 3119 synchronized (mWindowMap) { 3120 WindowState win = windowForClientLocked(session, client, false); 3121 if (win != null && win.mWinAnimator.finishDrawingLocked()) { 3122 if ((win.mAttrs.flags & FLAG_SHOW_WALLPAPER) != 0) { 3123 getDefaultDisplayContentLocked().pendingLayoutChanges |= 3124 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 3125 } 3126 final DisplayContent displayContent = win.getDisplayContent(); 3127 if (displayContent != null) { 3128 displayContent.layoutNeeded = true; 3129 } 3130 requestTraversalLocked(); 3131 } 3132 } 3133 } finally { 3134 Binder.restoreCallingIdentity(origId); 3135 } 3136 } 3137 3138 @Override 3139 public void getWindowFrame(IBinder token, Rect outBounds) { 3140 if (!checkCallingPermission(android.Manifest.permission.RETRIEVE_WINDOW_INFO, 3141 "getWindowInfo()")) { 3142 throw new SecurityException("Requires RETRIEVE_WINDOW_INFO permission."); 3143 } 3144 synchronized (mWindowMap) { 3145 WindowState windowState = mWindowMap.get(token); 3146 if (windowState != null) { 3147 outBounds.set(windowState.mFrame); 3148 } else { 3149 outBounds.setEmpty(); 3150 } 3151 } 3152 } 3153 3154 @Override 3155 public void setMagnificationSpec(MagnificationSpec spec) { 3156 if (!checkCallingPermission(android.Manifest.permission.MAGNIFY_DISPLAY, 3157 "setMagnificationSpec()")) { 3158 throw new SecurityException("Requires MAGNIFY_DISPLAY permission."); 3159 } 3160 synchronized (mWindowMap) { 3161 if (mDisplayMagnifier != null) { 3162 mDisplayMagnifier.setMagnificationSpecLocked(spec); 3163 } else { 3164 throw new IllegalStateException("Magnification callbacks not set!"); 3165 } 3166 } 3167 if (Binder.getCallingPid() != android.os.Process.myPid()) { 3168 spec.recycle(); 3169 } 3170 } 3171 3172 @Override 3173 public MagnificationSpec getCompatibleMagnificationSpecForWindow(IBinder windowToken) { 3174 if (!checkCallingPermission(android.Manifest.permission.MAGNIFY_DISPLAY, 3175 "getCompatibleMagnificationSpecForWindow()")) { 3176 throw new SecurityException("Requires MAGNIFY_DISPLAY permission."); 3177 } 3178 synchronized (mWindowMap) { 3179 WindowState windowState = mWindowMap.get(windowToken); 3180 if (windowState == null) { 3181 return null; 3182 } 3183 MagnificationSpec spec = null; 3184 if (mDisplayMagnifier != null) { 3185 spec = mDisplayMagnifier.getMagnificationSpecForWindowLocked(windowState); 3186 } 3187 if ((spec == null || spec.isNop()) && windowState.mGlobalScale == 1.0f) { 3188 return null; 3189 } 3190 spec = (spec == null) ? MagnificationSpec.obtain() : MagnificationSpec.obtain(spec); 3191 spec.scale *= windowState.mGlobalScale; 3192 return spec; 3193 } 3194 } 3195 3196 @Override 3197 public void setMagnificationCallbacks(IMagnificationCallbacks callbacks) { 3198 if (!checkCallingPermission(android.Manifest.permission.MAGNIFY_DISPLAY, 3199 "setMagnificationCallbacks()")) { 3200 throw new SecurityException("Requires MAGNIFY_DISPLAY permission."); 3201 } 3202 synchronized (mWindowMap) { 3203 if (mDisplayMagnifier == null) { 3204 mDisplayMagnifier = new DisplayMagnifier(this, callbacks); 3205 } else { 3206 if (callbacks == null) { 3207 if (mDisplayMagnifier != null) { 3208 mDisplayMagnifier.destroyLocked(); 3209 mDisplayMagnifier = null; 3210 } 3211 } else { 3212 throw new IllegalStateException("Magnification callbacks already set!"); 3213 } 3214 } 3215 } 3216 } 3217 3218 private boolean applyAnimationLocked(AppWindowToken atoken, 3219 WindowManager.LayoutParams lp, int transit, boolean enter) { 3220 // Only apply an animation if the display isn't frozen. If it is 3221 // frozen, there is no reason to animate and it can cause strange 3222 // artifacts when we unfreeze the display if some different animation 3223 // is running. 3224 if (okToDisplay()) { 3225 DisplayInfo displayInfo = getDefaultDisplayInfoLocked(); 3226 final int width = displayInfo.appWidth; 3227 final int height = displayInfo.appHeight; 3228 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, "applyAnimation: atoken=" 3229 + atoken); 3230 Animation a = mAppTransition.loadAnimation(lp, transit, enter, width, height); 3231 if (a != null) { 3232 if (DEBUG_ANIM) { 3233 RuntimeException e = null; 3234 if (!HIDE_STACK_CRAWLS) { 3235 e = new RuntimeException(); 3236 e.fillInStackTrace(); 3237 } 3238 Slog.v(TAG, "Loaded animation " + a + " for " + atoken, e); 3239 } 3240 atoken.mAppAnimator.setAnimation(a, width, height); 3241 } 3242 } else { 3243 atoken.mAppAnimator.clearAnimation(); 3244 } 3245 3246 return atoken.mAppAnimator.animation != null; 3247 } 3248 3249 // ------------------------------------------------------------- 3250 // Application Window Tokens 3251 // ------------------------------------------------------------- 3252 3253 public void validateAppTokens(int stackId, List<TaskGroup> tasks) { 3254 synchronized (mWindowMap) { 3255 int t = tasks.size() - 1; 3256 if (t < 0) { 3257 Slog.w(TAG, "validateAppTokens: empty task list"); 3258 return; 3259 } 3260 3261 TaskGroup task = tasks.get(0); 3262 int taskId = task.taskId; 3263 Task targetTask = mTaskIdToTask.get(taskId); 3264 DisplayContent displayContent = targetTask.getDisplayContent(); 3265 if (displayContent == null) { 3266 Slog.w(TAG, "validateAppTokens: no Display for taskId=" + taskId); 3267 return; 3268 } 3269 3270 final ArrayList<Task> localTasks = mStackIdToStack.get(stackId).getTasks(); 3271 int taskNdx; 3272 for (taskNdx = localTasks.size() - 1; taskNdx >= 0 && t >= 0; --taskNdx, --t) { 3273 AppTokenList localTokens = localTasks.get(taskNdx).mAppTokens; 3274 task = tasks.get(t); 3275 List<IApplicationToken> tokens = task.tokens; 3276 3277 DisplayContent lastDisplayContent = displayContent; 3278 displayContent = mTaskIdToTask.get(taskId).getDisplayContent(); 3279 if (displayContent != lastDisplayContent) { 3280 Slog.w(TAG, "validateAppTokens: displayContent changed in TaskGroup list!"); 3281 return; 3282 } 3283 3284 int tokenNdx; 3285 int v; 3286 for (tokenNdx = localTokens.size() - 1, v = task.tokens.size() - 1; 3287 tokenNdx >= 0 && v >= 0; ) { 3288 final AppWindowToken atoken = localTokens.get(tokenNdx); 3289 if (atoken.removed) { 3290 --tokenNdx; 3291 continue; 3292 } 3293 if (tokens.get(v) != atoken.token) { 3294 break; 3295 } 3296 --tokenNdx; 3297 v--; 3298 } 3299 3300 if (tokenNdx >= 0 || v >= 0) { 3301 break; 3302 } 3303 } 3304 3305 if (taskNdx >= 0 || t >= 0) { 3306 Slog.w(TAG, "validateAppTokens: Mismatch! ActivityManager=" + tasks); 3307 Slog.w(TAG, "validateAppTokens: Mismatch! WindowManager=" + localTasks); 3308 Slog.w(TAG, "validateAppTokens: Mismatch! Callers=" + Debug.getCallers(4)); 3309 } 3310 } 3311 } 3312 3313 public void validateStackOrder(Integer[] remoteStackIds) { 3314 // TODO: 3315 } 3316 3317 boolean checkCallingPermission(String permission, String func) { 3318 // Quick check: if the calling permission is me, it's all okay. 3319 if (Binder.getCallingPid() == Process.myPid()) { 3320 return true; 3321 } 3322 3323 if (mContext.checkCallingPermission(permission) 3324 == PackageManager.PERMISSION_GRANTED) { 3325 return true; 3326 } 3327 String msg = "Permission Denial: " + func + " from pid=" 3328 + Binder.getCallingPid() 3329 + ", uid=" + Binder.getCallingUid() 3330 + " requires " + permission; 3331 Slog.w(TAG, msg); 3332 return false; 3333 } 3334 3335 boolean okToDisplay() { 3336 return !mDisplayFrozen && mDisplayEnabled && mPolicy.isScreenOnFully(); 3337 } 3338 3339 AppWindowToken findAppWindowToken(IBinder token) { 3340 WindowToken wtoken = mTokenMap.get(token); 3341 if (wtoken == null) { 3342 return null; 3343 } 3344 return wtoken.appWindowToken; 3345 } 3346 3347 @Override 3348 public void addWindowToken(IBinder token, int type) { 3349 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3350 "addWindowToken()")) { 3351 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3352 } 3353 3354 synchronized(mWindowMap) { 3355 WindowToken wtoken = mTokenMap.get(token); 3356 if (wtoken != null) { 3357 Slog.w(TAG, "Attempted to add existing input method token: " + token); 3358 return; 3359 } 3360 wtoken = new WindowToken(this, token, type, true); 3361 mTokenMap.put(token, wtoken); 3362 if (type == TYPE_WALLPAPER) { 3363 mWallpaperTokens.add(wtoken); 3364 } 3365 } 3366 } 3367 3368 @Override 3369 public void removeWindowToken(IBinder token) { 3370 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3371 "removeWindowToken()")) { 3372 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3373 } 3374 3375 final long origId = Binder.clearCallingIdentity(); 3376 synchronized(mWindowMap) { 3377 DisplayContent displayContent = null; 3378 WindowToken wtoken = mTokenMap.remove(token); 3379 if (wtoken != null) { 3380 boolean delayed = false; 3381 if (!wtoken.hidden) { 3382 final int N = wtoken.windows.size(); 3383 boolean changed = false; 3384 3385 for (int i=0; i<N; i++) { 3386 WindowState win = wtoken.windows.get(i); 3387 displayContent = win.getDisplayContent(); 3388 3389 if (win.mWinAnimator.isAnimating()) { 3390 delayed = true; 3391 } 3392 3393 if (win.isVisibleNow()) { 3394 win.mWinAnimator.applyAnimationLocked(WindowManagerPolicy.TRANSIT_EXIT, 3395 false); 3396 //TODO (multidisplay): Magnification is supported only for the default 3397 if (mDisplayMagnifier != null && win.isDefaultDisplay()) { 3398 mDisplayMagnifier.onWindowTransitionLocked(win, 3399 WindowManagerPolicy.TRANSIT_EXIT); 3400 } 3401 changed = true; 3402 if (displayContent != null) { 3403 displayContent.layoutNeeded = true; 3404 } 3405 } 3406 } 3407 3408 wtoken.hidden = true; 3409 3410 if (changed) { 3411 performLayoutAndPlaceSurfacesLocked(); 3412 updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, 3413 false /*updateInputWindows*/); 3414 } 3415 3416 if (delayed) { 3417 if (displayContent != null) { 3418 displayContent.mExitingTokens.add(wtoken); 3419 } 3420 } else if (wtoken.windowType == TYPE_WALLPAPER) { 3421 mWallpaperTokens.remove(wtoken); 3422 } 3423 } 3424 3425 mInputMonitor.updateInputWindowsLw(true /*force*/); 3426 } else { 3427 Slog.w(TAG, "Attempted to remove non-existing token: " + token); 3428 } 3429 } 3430 Binder.restoreCallingIdentity(origId); 3431 } 3432 3433 private Task createTask(int taskId, int stackId, int userId, AppWindowToken atoken) { 3434 if (DEBUG_STACK) Slog.i(TAG, "createTask: taskId=" + taskId + " stackId=" + stackId 3435 + " atoken=" + atoken); 3436 final TaskStack stack = mStackIdToStack.get(stackId); 3437 if (stack == null) { 3438 throw new IllegalArgumentException("addAppToken: invalid stackId=" + stackId); 3439 } 3440 EventLog.writeEvent(EventLogTags.WM_TASK_CREATED, taskId, stackId); 3441 Task task = new Task(atoken, stack, userId); 3442 mTaskIdToTask.put(taskId, task); 3443 stack.addTask(task, true); 3444 return task; 3445 } 3446 3447 @Override 3448 public void addAppToken(int addPos, IApplicationToken token, int taskId, int stackId, 3449 int requestedOrientation, boolean fullscreen, boolean showWhenLocked, int userId, 3450 int configChanges) { 3451 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3452 "addAppToken()")) { 3453 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3454 } 3455 3456 // Get the dispatching timeout here while we are not holding any locks so that it 3457 // can be cached by the AppWindowToken. The timeout value is used later by the 3458 // input dispatcher in code that does hold locks. If we did not cache the value 3459 // here we would run the chance of introducing a deadlock between the window manager 3460 // (which holds locks while updating the input dispatcher state) and the activity manager 3461 // (which holds locks while querying the application token). 3462 long inputDispatchingTimeoutNanos; 3463 try { 3464 inputDispatchingTimeoutNanos = token.getKeyDispatchingTimeout() * 1000000L; 3465 } catch (RemoteException ex) { 3466 Slog.w(TAG, "Could not get dispatching timeout.", ex); 3467 inputDispatchingTimeoutNanos = DEFAULT_INPUT_DISPATCHING_TIMEOUT_NANOS; 3468 } 3469 3470 synchronized(mWindowMap) { 3471 AppWindowToken atoken = findAppWindowToken(token.asBinder()); 3472 if (atoken != null) { 3473 Slog.w(TAG, "Attempted to add existing app token: " + token); 3474 return; 3475 } 3476 atoken = new AppWindowToken(this, token); 3477 atoken.inputDispatchingTimeoutNanos = inputDispatchingTimeoutNanos; 3478 atoken.groupId = taskId; 3479 atoken.appFullscreen = fullscreen; 3480 atoken.showWhenLocked = showWhenLocked; 3481 atoken.requestedOrientation = requestedOrientation; 3482 atoken.layoutConfigChanges = (configChanges & 3483 (ActivityInfo.CONFIG_SCREEN_SIZE | ActivityInfo.CONFIG_ORIENTATION)) != 0; 3484 if (DEBUG_TOKEN_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v(TAG, "addAppToken: " + atoken 3485 + " to stack=" + stackId + " task=" + taskId + " at " + addPos); 3486 3487 Task task = mTaskIdToTask.get(taskId); 3488 if (task == null) { 3489 task = createTask(taskId, stackId, userId, atoken); 3490 } else { 3491 task.addAppToken(addPos, atoken); 3492 } 3493 3494 mTokenMap.put(token.asBinder(), atoken); 3495 3496 // Application tokens start out hidden. 3497 atoken.hidden = true; 3498 atoken.hiddenRequested = true; 3499 3500 //dump(); 3501 } 3502 } 3503 3504 @Override 3505 public void setAppGroupId(IBinder token, int groupId) { 3506 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3507 "setAppGroupId()")) { 3508 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3509 } 3510 3511 synchronized(mWindowMap) { 3512 final AppWindowToken atoken = findAppWindowToken(token); 3513 if (atoken == null) { 3514 Slog.w(TAG, "Attempted to set group id of non-existing app token: " + token); 3515 return; 3516 } 3517 final Task oldTask = mTaskIdToTask.get(atoken.groupId); 3518 removeAppFromTaskLocked(atoken); 3519 3520 atoken.groupId = groupId; 3521 Task newTask = mTaskIdToTask.get(groupId); 3522 if (newTask == null) { 3523 newTask = createTask(groupId, oldTask.mStack.mStackId, oldTask.mUserId, atoken); 3524 } 3525 newTask.mAppTokens.add(atoken); 3526 } 3527 } 3528 3529 public int getOrientationFromWindowsLocked() { 3530 if (mDisplayFrozen || mOpeningApps.size() > 0 || mClosingApps.size() > 0) { 3531 // If the display is frozen, some activities may be in the middle 3532 // of restarting, and thus have removed their old window. If the 3533 // window has the flag to hide the lock screen, then the lock screen 3534 // can re-appear and inflict its own orientation on us. Keep the 3535 // orientation stable until this all settles down. 3536 return mLastWindowForcedOrientation; 3537 } 3538 3539 // TODO(multidisplay): Change to the correct display. 3540 final WindowList windows = getDefaultWindowListLocked(); 3541 int pos = windows.size() - 1; 3542 while (pos >= 0) { 3543 WindowState win = windows.get(pos); 3544 pos--; 3545 if (win.mAppToken != null) { 3546 // We hit an application window. so the orientation will be determined by the 3547 // app window. No point in continuing further. 3548 return (mLastWindowForcedOrientation=ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3549 } 3550 if (!win.isVisibleLw() || !win.mPolicyVisibilityAfterAnim) { 3551 continue; 3552 } 3553 int req = win.mAttrs.screenOrientation; 3554 if((req == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED) || 3555 (req == ActivityInfo.SCREEN_ORIENTATION_BEHIND)){ 3556 continue; 3557 } 3558 3559 if (DEBUG_ORIENTATION) Slog.v(TAG, win + " forcing orientation to " + req); 3560 return (mLastWindowForcedOrientation=req); 3561 } 3562 return (mLastWindowForcedOrientation=ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3563 } 3564 3565 public int getOrientationFromAppTokensLocked() { 3566 int lastOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 3567 boolean findingBehind = false; 3568 boolean lastFullscreen = false; 3569 // TODO: Multi window. 3570 DisplayContent displayContent = getDefaultDisplayContentLocked(); 3571 final ArrayList<Task> tasks = displayContent.getTasks(); 3572 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 3573 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 3574 final int firstToken = tokens.size() - 1; 3575 for (int tokenNdx = firstToken; tokenNdx >= 0; --tokenNdx) { 3576 final AppWindowToken atoken = tokens.get(tokenNdx); 3577 3578 if (DEBUG_APP_ORIENTATION) Slog.v(TAG, "Checking app orientation: " + atoken); 3579 3580 // if we're about to tear down this window and not seek for 3581 // the behind activity, don't use it for orientation 3582 if (!findingBehind 3583 && (!atoken.hidden && atoken.hiddenRequested)) { 3584 if (DEBUG_ORIENTATION) Slog.v(TAG, "Skipping " + atoken 3585 + " -- going to hide"); 3586 continue; 3587 } 3588 3589 if (tokenNdx == firstToken) { 3590 // If we have hit a new Task, and the bottom 3591 // of the previous group didn't explicitly say to use 3592 // the orientation behind it, and the last app was 3593 // full screen, then we'll stick with the 3594 // user's orientation. 3595 if (lastOrientation != ActivityInfo.SCREEN_ORIENTATION_BEHIND 3596 && lastFullscreen) { 3597 if (DEBUG_ORIENTATION) Slog.v(TAG, "Done at " + atoken 3598 + " -- end of group, return " + lastOrientation); 3599 return lastOrientation; 3600 } 3601 } 3602 3603 // We ignore any hidden applications on the top. 3604 if (atoken.hiddenRequested || atoken.willBeHidden) { 3605 if (DEBUG_ORIENTATION) Slog.v(TAG, "Skipping " + atoken 3606 + " -- hidden on top"); 3607 continue; 3608 } 3609 3610 if (tokenNdx == 0) { 3611 // Last token in this task. 3612 lastOrientation = atoken.requestedOrientation; 3613 } 3614 3615 int or = atoken.requestedOrientation; 3616 // If this application is fullscreen, and didn't explicitly say 3617 // to use the orientation behind it, then just take whatever 3618 // orientation it has and ignores whatever is under it. 3619 lastFullscreen = atoken.appFullscreen; 3620 if (lastFullscreen 3621 && or != ActivityInfo.SCREEN_ORIENTATION_BEHIND) { 3622 if (DEBUG_ORIENTATION) Slog.v(TAG, "Done at " + atoken 3623 + " -- full screen, return " + or); 3624 return or; 3625 } 3626 // If this application has requested an explicit orientation, 3627 // then use it. 3628 if (or != ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED 3629 && or != ActivityInfo.SCREEN_ORIENTATION_BEHIND) { 3630 if (DEBUG_ORIENTATION) Slog.v(TAG, "Done at " + atoken 3631 + " -- explicitly set, return " + or); 3632 return or; 3633 } 3634 findingBehind |= (or == ActivityInfo.SCREEN_ORIENTATION_BEHIND); 3635 } 3636 } 3637 if (DEBUG_ORIENTATION) Slog.v(TAG, "No app is requesting an orientation"); 3638 return ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 3639 } 3640 3641 @Override 3642 public Configuration updateOrientationFromAppTokens( 3643 Configuration currentConfig, IBinder freezeThisOneIfNeeded) { 3644 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3645 "updateOrientationFromAppTokens()")) { 3646 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3647 } 3648 3649 Configuration config = null; 3650 long ident = Binder.clearCallingIdentity(); 3651 3652 synchronized(mWindowMap) { 3653 config = updateOrientationFromAppTokensLocked(currentConfig, 3654 freezeThisOneIfNeeded); 3655 } 3656 3657 Binder.restoreCallingIdentity(ident); 3658 return config; 3659 } 3660 3661 private Configuration updateOrientationFromAppTokensLocked( 3662 Configuration currentConfig, IBinder freezeThisOneIfNeeded) { 3663 Configuration config = null; 3664 3665 if (updateOrientationFromAppTokensLocked(false)) { 3666 if (freezeThisOneIfNeeded != null) { 3667 AppWindowToken atoken = findAppWindowToken(freezeThisOneIfNeeded); 3668 if (atoken != null) { 3669 startAppFreezingScreenLocked(atoken); 3670 } 3671 } 3672 config = computeNewConfigurationLocked(); 3673 3674 } else if (currentConfig != null) { 3675 // No obvious action we need to take, but if our current 3676 // state mismatches the activity manager's, update it, 3677 // disregarding font scale, which should remain set to 3678 // the value of the previous configuration. 3679 mTempConfiguration.setToDefaults(); 3680 mTempConfiguration.fontScale = currentConfig.fontScale; 3681 if (computeScreenConfigurationLocked(mTempConfiguration)) { 3682 if (currentConfig.diff(mTempConfiguration) != 0) { 3683 mWaitingForConfig = true; 3684 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 3685 displayContent.layoutNeeded = true; 3686 int anim[] = new int[2]; 3687 if (displayContent.isDimming()) { 3688 anim[0] = anim[1] = 0; 3689 } else { 3690 mPolicy.selectRotationAnimationLw(anim); 3691 } 3692 startFreezingDisplayLocked(false, anim[0], anim[1]); 3693 config = new Configuration(mTempConfiguration); 3694 } 3695 } 3696 } 3697 3698 return config; 3699 } 3700 3701 /* 3702 * Determine the new desired orientation of the display, returning 3703 * a non-null new Configuration if it has changed from the current 3704 * orientation. IF TRUE IS RETURNED SOMEONE MUST CALL 3705 * setNewConfiguration() TO TELL THE WINDOW MANAGER IT CAN UNFREEZE THE 3706 * SCREEN. This will typically be done for you if you call 3707 * sendNewConfiguration(). 3708 * 3709 * The orientation is computed from non-application windows first. If none of 3710 * the non-application windows specify orientation, the orientation is computed from 3711 * application tokens. 3712 * @see android.view.IWindowManager#updateOrientationFromAppTokens( 3713 * android.os.IBinder) 3714 */ 3715 boolean updateOrientationFromAppTokensLocked(boolean inTransaction) { 3716 long ident = Binder.clearCallingIdentity(); 3717 try { 3718 int req = getOrientationFromWindowsLocked(); 3719 if (req == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED) { 3720 req = getOrientationFromAppTokensLocked(); 3721 } 3722 3723 if (req != mForcedAppOrientation) { 3724 mForcedAppOrientation = req; 3725 //send a message to Policy indicating orientation change to take 3726 //action like disabling/enabling sensors etc., 3727 mPolicy.setCurrentOrientationLw(req); 3728 if (updateRotationUncheckedLocked(inTransaction)) { 3729 // changed 3730 return true; 3731 } 3732 } 3733 3734 return false; 3735 } finally { 3736 Binder.restoreCallingIdentity(ident); 3737 } 3738 } 3739 3740 @Override 3741 public void setNewConfiguration(Configuration config) { 3742 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3743 "setNewConfiguration()")) { 3744 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3745 } 3746 3747 synchronized(mWindowMap) { 3748 mCurConfiguration = new Configuration(config); 3749 if (mWaitingForConfig) { 3750 mWaitingForConfig = false; 3751 mLastFinishedFreezeSource = "new-config"; 3752 } 3753 performLayoutAndPlaceSurfacesLocked(); 3754 } 3755 } 3756 3757 @Override 3758 public void setAppOrientation(IApplicationToken token, int requestedOrientation) { 3759 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3760 "setAppOrientation()")) { 3761 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3762 } 3763 3764 synchronized(mWindowMap) { 3765 AppWindowToken atoken = findAppWindowToken(token.asBinder()); 3766 if (atoken == null) { 3767 Slog.w(TAG, "Attempted to set orientation of non-existing app token: " + token); 3768 return; 3769 } 3770 3771 atoken.requestedOrientation = requestedOrientation; 3772 } 3773 } 3774 3775 @Override 3776 public int getAppOrientation(IApplicationToken token) { 3777 synchronized(mWindowMap) { 3778 AppWindowToken wtoken = findAppWindowToken(token.asBinder()); 3779 if (wtoken == null) { 3780 return ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 3781 } 3782 3783 return wtoken.requestedOrientation; 3784 } 3785 } 3786 3787 /** Call while in a Surface transaction. */ 3788 void setFocusedStackLayer() { 3789 mFocusedStackLayer = 0; 3790 if (mFocusedApp != null) { 3791 final WindowList windows = mFocusedApp.allAppWindows; 3792 for (int i = windows.size() - 1; i >= 0; --i) { 3793 final WindowState win = windows.get(i); 3794 final int animLayer = win.mWinAnimator.mAnimLayer; 3795 if (win.mAttachedWindow == null && win.isVisibleLw() && 3796 animLayer > mFocusedStackLayer) { 3797 mFocusedStackLayer = animLayer + LAYER_OFFSET_FOCUSED_STACK; 3798 } 3799 } 3800 } 3801 if (DEBUG_LAYERS) Slog.v(TAG, "Setting FocusedStackFrame to layer=" + 3802 mFocusedStackLayer); 3803 mFocusedStackFrame.setLayer(mFocusedStackLayer); 3804 } 3805 3806 void setFocusedStackFrame() { 3807 final TaskStack stack; 3808 if (mFocusedApp != null) { 3809 Task task = mTaskIdToTask.get(mFocusedApp.groupId); 3810 stack = task.mStack; 3811 final DisplayContent displayContent = task.getDisplayContent(); 3812 if (displayContent != null) { 3813 displayContent.setTouchExcludeRegion(stack); 3814 } 3815 } else { 3816 stack = null; 3817 } 3818 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, ">>> OPEN TRANSACTION setFocusedStackFrame"); 3819 SurfaceControl.openTransaction(); 3820 try { 3821 if (stack == null) { 3822 mFocusedStackFrame.setVisibility(false); 3823 } else { 3824 mFocusedStackFrame.setBounds(stack); 3825 final boolean multipleStacks = !stack.isFullscreen(); 3826 mFocusedStackFrame.setVisibility(multipleStacks); 3827 } 3828 } finally { 3829 SurfaceControl.closeTransaction(); 3830 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, ">>> CLOSE TRANSACTION setFocusedStackFrame"); 3831 } 3832 } 3833 3834 @Override 3835 public void setFocusedApp(IBinder token, boolean moveFocusNow) { 3836 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3837 "setFocusedApp()")) { 3838 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3839 } 3840 3841 synchronized(mWindowMap) { 3842 boolean changed = false; 3843 if (token == null) { 3844 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "Clearing focused app, was " + mFocusedApp); 3845 changed = mFocusedApp != null; 3846 mFocusedApp = null; 3847 if (changed) { 3848 mInputMonitor.setFocusedAppLw(null); 3849 } 3850 } else { 3851 AppWindowToken newFocus = findAppWindowToken(token); 3852 if (newFocus == null) { 3853 Slog.w(TAG, "Attempted to set focus to non-existing app token: " + token); 3854 return; 3855 } 3856 changed = mFocusedApp != newFocus; 3857 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "Set focused app to: " + newFocus 3858 + " old focus=" + mFocusedApp + " moveFocusNow=" + moveFocusNow); 3859 mFocusedApp = newFocus; 3860 if (changed) { 3861 mInputMonitor.setFocusedAppLw(newFocus); 3862 } 3863 } 3864 3865 if (moveFocusNow && changed) { 3866 final long origId = Binder.clearCallingIdentity(); 3867 updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, true /*updateInputWindows*/); 3868 Binder.restoreCallingIdentity(origId); 3869 } 3870 } 3871 } 3872 3873 @Override 3874 public void prepareAppTransition(int transit, boolean alwaysKeepCurrent) { 3875 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3876 "prepareAppTransition()")) { 3877 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3878 } 3879 3880 synchronized(mWindowMap) { 3881 if (DEBUG_APP_TRANSITIONS) Slog.v( 3882 TAG, "Prepare app transition: transit=" + transit 3883 + " " + mAppTransition 3884 + " alwaysKeepCurrent=" + alwaysKeepCurrent 3885 + " Callers=" + Debug.getCallers(3)); 3886 if (okToDisplay()) { 3887 if (!mAppTransition.isTransitionSet() || mAppTransition.isTransitionNone()) { 3888 mAppTransition.setAppTransition(transit); 3889 } else if (!alwaysKeepCurrent) { 3890 if (transit == AppTransition.TRANSIT_TASK_OPEN 3891 && mAppTransition.isTransitionEqual( 3892 AppTransition.TRANSIT_TASK_CLOSE)) { 3893 // Opening a new task always supersedes a close for the anim. 3894 mAppTransition.setAppTransition(transit); 3895 } else if (transit == AppTransition.TRANSIT_ACTIVITY_OPEN 3896 && mAppTransition.isTransitionEqual( 3897 AppTransition.TRANSIT_ACTIVITY_CLOSE)) { 3898 // Opening a new activity always supersedes a close for the anim. 3899 mAppTransition.setAppTransition(transit); 3900 } 3901 } 3902 mAppTransition.prepare(); 3903 mStartingIconInTransition = false; 3904 mSkipAppTransitionAnimation = false; 3905 mH.removeMessages(H.APP_TRANSITION_TIMEOUT); 3906 mH.sendEmptyMessageDelayed(H.APP_TRANSITION_TIMEOUT, 5000); 3907 } 3908 } 3909 } 3910 3911 @Override 3912 public int getPendingAppTransition() { 3913 return mAppTransition.getAppTransition(); 3914 } 3915 3916 @Override 3917 public void overridePendingAppTransition(String packageName, 3918 int enterAnim, int exitAnim, IRemoteCallback startedCallback) { 3919 synchronized(mWindowMap) { 3920 mAppTransition.overridePendingAppTransition(packageName, enterAnim, exitAnim, 3921 startedCallback); 3922 } 3923 } 3924 3925 @Override 3926 public void overridePendingAppTransitionScaleUp(int startX, int startY, int startWidth, 3927 int startHeight) { 3928 synchronized(mWindowMap) { 3929 mAppTransition.overridePendingAppTransitionScaleUp(startX, startY, startWidth, 3930 startHeight); 3931 } 3932 } 3933 3934 @Override 3935 public void overridePendingAppTransitionThumb(Bitmap srcThumb, int startX, 3936 int startY, IRemoteCallback startedCallback, boolean scaleUp) { 3937 synchronized(mWindowMap) { 3938 mAppTransition.overridePendingAppTransitionThumb(srcThumb, startX, startY, 3939 startedCallback, scaleUp); 3940 } 3941 } 3942 3943 @Override 3944 public void executeAppTransition() { 3945 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3946 "executeAppTransition()")) { 3947 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3948 } 3949 3950 synchronized(mWindowMap) { 3951 if (DEBUG_APP_TRANSITIONS) { 3952 RuntimeException e = new RuntimeException("here"); 3953 e.fillInStackTrace(); 3954 Slog.w(TAG, "Execute app transition: " + mAppTransition, e); 3955 } 3956 if (mAppTransition.isTransitionSet()) { 3957 mAppTransition.setReady(); 3958 final long origId = Binder.clearCallingIdentity(); 3959 performLayoutAndPlaceSurfacesLocked(); 3960 Binder.restoreCallingIdentity(origId); 3961 } 3962 } 3963 } 3964 3965 @Override 3966 public void setAppStartingWindow(IBinder token, String pkg, 3967 int theme, CompatibilityInfo compatInfo, 3968 CharSequence nonLocalizedLabel, int labelRes, int icon, int logo, 3969 int windowFlags, IBinder transferFrom, boolean createIfNeeded) { 3970 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 3971 "setAppStartingWindow()")) { 3972 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 3973 } 3974 3975 synchronized(mWindowMap) { 3976 if (DEBUG_STARTING_WINDOW) Slog.v( 3977 TAG, "setAppStartingWindow: token=" + token + " pkg=" + pkg 3978 + " transferFrom=" + transferFrom); 3979 3980 AppWindowToken wtoken = findAppWindowToken(token); 3981 if (wtoken == null) { 3982 Slog.w(TAG, "Attempted to set icon of non-existing app token: " + token); 3983 return; 3984 } 3985 3986 // If the display is frozen, we won't do anything until the 3987 // actual window is displayed so there is no reason to put in 3988 // the starting window. 3989 if (!okToDisplay()) { 3990 return; 3991 } 3992 3993 if (wtoken.startingData != null) { 3994 return; 3995 } 3996 3997 if (transferFrom != null) { 3998 AppWindowToken ttoken = findAppWindowToken(transferFrom); 3999 if (ttoken != null) { 4000 WindowState startingWindow = ttoken.startingWindow; 4001 if (startingWindow != null) { 4002 if (mStartingIconInTransition) { 4003 // In this case, the starting icon has already 4004 // been displayed, so start letting windows get 4005 // shown immediately without any more transitions. 4006 mSkipAppTransitionAnimation = true; 4007 } 4008 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 4009 "Moving existing starting " + startingWindow + " from " + ttoken 4010 + " to " + wtoken); 4011 final long origId = Binder.clearCallingIdentity(); 4012 4013 // Transfer the starting window over to the new 4014 // token. 4015 wtoken.startingData = ttoken.startingData; 4016 wtoken.startingView = ttoken.startingView; 4017 wtoken.startingDisplayed = ttoken.startingDisplayed; 4018 ttoken.startingDisplayed = false; 4019 wtoken.startingWindow = startingWindow; 4020 wtoken.reportedVisible = ttoken.reportedVisible; 4021 ttoken.startingData = null; 4022 ttoken.startingView = null; 4023 ttoken.startingWindow = null; 4024 ttoken.startingMoved = true; 4025 startingWindow.mToken = wtoken; 4026 startingWindow.mRootToken = wtoken; 4027 startingWindow.mAppToken = wtoken; 4028 startingWindow.mWinAnimator.mAppAnimator = wtoken.mAppAnimator; 4029 4030 if (DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE || DEBUG_STARTING_WINDOW) { 4031 Slog.v(TAG, "Removing starting window: " + startingWindow); 4032 } 4033 removeStartingWindowTimeout(ttoken); 4034 startingWindow.getWindowList().remove(startingWindow); 4035 mWindowsChanged = true; 4036 if (DEBUG_ADD_REMOVE) Slog.v(TAG, 4037 "Removing starting " + startingWindow + " from " + ttoken); 4038 ttoken.windows.remove(startingWindow); 4039 ttoken.allAppWindows.remove(startingWindow); 4040 addWindowToListInOrderLocked(startingWindow, true); 4041 4042 // Propagate other interesting state between the 4043 // tokens. If the old token is displayed, we should 4044 // immediately force the new one to be displayed. If 4045 // it is animating, we need to move that animation to 4046 // the new one. 4047 if (ttoken.allDrawn) { 4048 wtoken.allDrawn = true; 4049 wtoken.deferClearAllDrawn = ttoken.deferClearAllDrawn; 4050 } 4051 if (ttoken.firstWindowDrawn) { 4052 wtoken.firstWindowDrawn = true; 4053 } 4054 if (!ttoken.hidden) { 4055 wtoken.hidden = false; 4056 wtoken.hiddenRequested = false; 4057 wtoken.willBeHidden = false; 4058 } 4059 if (wtoken.clientHidden != ttoken.clientHidden) { 4060 wtoken.clientHidden = ttoken.clientHidden; 4061 wtoken.sendAppVisibilityToClients(); 4062 } 4063 final AppWindowAnimator tAppAnimator = ttoken.mAppAnimator; 4064 final AppWindowAnimator wAppAnimator = wtoken.mAppAnimator; 4065 if (tAppAnimator.animation != null) { 4066 wAppAnimator.animation = tAppAnimator.animation; 4067 wAppAnimator.animating = tAppAnimator.animating; 4068 wAppAnimator.animLayerAdjustment = tAppAnimator.animLayerAdjustment; 4069 tAppAnimator.animation = null; 4070 tAppAnimator.animLayerAdjustment = 0; 4071 wAppAnimator.updateLayers(); 4072 tAppAnimator.updateLayers(); 4073 } 4074 4075 updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 4076 true /*updateInputWindows*/); 4077 getDefaultDisplayContentLocked().layoutNeeded = true; 4078 performLayoutAndPlaceSurfacesLocked(); 4079 Binder.restoreCallingIdentity(origId); 4080 return; 4081 } else if (ttoken.startingData != null) { 4082 // The previous app was getting ready to show a 4083 // starting window, but hasn't yet done so. Steal it! 4084 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 4085 "Moving pending starting from " + ttoken 4086 + " to " + wtoken); 4087 wtoken.startingData = ttoken.startingData; 4088 ttoken.startingData = null; 4089 ttoken.startingMoved = true; 4090 Message m = mH.obtainMessage(H.ADD_STARTING, wtoken); 4091 // Note: we really want to do sendMessageAtFrontOfQueue() because we 4092 // want to process the message ASAP, before any other queued 4093 // messages. 4094 mH.sendMessageAtFrontOfQueue(m); 4095 return; 4096 } 4097 final AppWindowAnimator tAppAnimator = ttoken.mAppAnimator; 4098 final AppWindowAnimator wAppAnimator = wtoken.mAppAnimator; 4099 if (tAppAnimator.thumbnail != null) { 4100 // The old token is animating with a thumbnail, transfer 4101 // that to the new token. 4102 if (wAppAnimator.thumbnail != null) { 4103 wAppAnimator.thumbnail.destroy(); 4104 } 4105 wAppAnimator.thumbnail = tAppAnimator.thumbnail; 4106 wAppAnimator.thumbnailX = tAppAnimator.thumbnailX; 4107 wAppAnimator.thumbnailY = tAppAnimator.thumbnailY; 4108 wAppAnimator.thumbnailLayer = tAppAnimator.thumbnailLayer; 4109 wAppAnimator.thumbnailAnimation = tAppAnimator.thumbnailAnimation; 4110 tAppAnimator.thumbnail = null; 4111 } 4112 } 4113 } 4114 4115 // There is no existing starting window, and the caller doesn't 4116 // want us to create one, so that's it! 4117 if (!createIfNeeded) { 4118 return; 4119 } 4120 4121 // If this is a translucent window, then don't 4122 // show a starting window -- the current effect (a full-screen 4123 // opaque starting window that fades away to the real contents 4124 // when it is ready) does not work for this. 4125 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Checking theme of starting window: 0x" 4126 + Integer.toHexString(theme)); 4127 if (theme != 0) { 4128 AttributeCache.Entry ent = AttributeCache.instance().get(pkg, theme, 4129 com.android.internal.R.styleable.Window, mCurrentUserId); 4130 if (ent == null) { 4131 // Whoops! App doesn't exist. Um. Okay. We'll just 4132 // pretend like we didn't see that. 4133 return; 4134 } 4135 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Translucent=" 4136 + ent.array.getBoolean( 4137 com.android.internal.R.styleable.Window_windowIsTranslucent, false) 4138 + " Floating=" 4139 + ent.array.getBoolean( 4140 com.android.internal.R.styleable.Window_windowIsFloating, false) 4141 + " ShowWallpaper=" 4142 + ent.array.getBoolean( 4143 com.android.internal.R.styleable.Window_windowShowWallpaper, false)); 4144 if (ent.array.getBoolean( 4145 com.android.internal.R.styleable.Window_windowIsTranslucent, false)) { 4146 return; 4147 } 4148 if (ent.array.getBoolean( 4149 com.android.internal.R.styleable.Window_windowIsFloating, false)) { 4150 return; 4151 } 4152 if (ent.array.getBoolean( 4153 com.android.internal.R.styleable.Window_windowShowWallpaper, false)) { 4154 if (mWallpaperTarget == null) { 4155 // If this theme is requesting a wallpaper, and the wallpaper 4156 // is not curently visible, then this effectively serves as 4157 // an opaque window and our starting window transition animation 4158 // can still work. We just need to make sure the starting window 4159 // is also showing the wallpaper. 4160 windowFlags |= FLAG_SHOW_WALLPAPER; 4161 } else { 4162 return; 4163 } 4164 } 4165 } 4166 4167 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Creating StartingData"); 4168 mStartingIconInTransition = true; 4169 wtoken.startingData = new StartingData(pkg, theme, compatInfo, nonLocalizedLabel, 4170 labelRes, icon, logo, windowFlags); 4171 Message m = mH.obtainMessage(H.ADD_STARTING, wtoken); 4172 // Note: we really want to do sendMessageAtFrontOfQueue() because we 4173 // want to process the message ASAP, before any other queued 4174 // messages. 4175 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Enqueueing ADD_STARTING"); 4176 mH.sendMessageAtFrontOfQueue(m); 4177 } 4178 } 4179 4180 @Override 4181 public void setAppWillBeHidden(IBinder token) { 4182 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 4183 "setAppWillBeHidden()")) { 4184 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 4185 } 4186 4187 AppWindowToken wtoken; 4188 4189 synchronized(mWindowMap) { 4190 wtoken = findAppWindowToken(token); 4191 if (wtoken == null) { 4192 Slog.w(TAG, "Attempted to set will be hidden of non-existing app token: " + token); 4193 return; 4194 } 4195 wtoken.willBeHidden = true; 4196 } 4197 } 4198 4199 public void setAppFullscreen(IBinder token, boolean toOpaque) { 4200 AppWindowToken atoken = findAppWindowToken(token); 4201 if (atoken != null) { 4202 atoken.appFullscreen = toOpaque; 4203 requestTraversal(); 4204 } 4205 } 4206 4207 boolean setTokenVisibilityLocked(AppWindowToken wtoken, WindowManager.LayoutParams lp, 4208 boolean visible, int transit, boolean performLayout) { 4209 boolean delayed = false; 4210 4211 if (wtoken.clientHidden == visible) { 4212 wtoken.clientHidden = !visible; 4213 wtoken.sendAppVisibilityToClients(); 4214 } 4215 4216 wtoken.willBeHidden = false; 4217 if (wtoken.hidden == visible) { 4218 boolean changed = false; 4219 if (DEBUG_APP_TRANSITIONS) Slog.v( 4220 TAG, "Changing app " + wtoken + " hidden=" + wtoken.hidden 4221 + " performLayout=" + performLayout); 4222 4223 boolean runningAppAnimation = false; 4224 4225 if (transit != AppTransition.TRANSIT_UNSET) { 4226 if (wtoken.mAppAnimator.animation == AppWindowAnimator.sDummyAnimation) { 4227 wtoken.mAppAnimator.animation = null; 4228 } 4229 if (applyAnimationLocked(wtoken, lp, transit, visible)) { 4230 delayed = runningAppAnimation = true; 4231 } 4232 WindowState window = wtoken.findMainWindow(); 4233 //TODO (multidisplay): Magnification is supported only for the default display. 4234 if (window != null && mDisplayMagnifier != null 4235 && window.getDisplayId() == Display.DEFAULT_DISPLAY) { 4236 mDisplayMagnifier.onAppWindowTransitionLocked(window, transit); 4237 } 4238 changed = true; 4239 } 4240 4241 final int N = wtoken.allAppWindows.size(); 4242 for (int i=0; i<N; i++) { 4243 WindowState win = wtoken.allAppWindows.get(i); 4244 if (win == wtoken.startingWindow) { 4245 continue; 4246 } 4247 4248 //Slog.i(TAG, "Window " + win + ": vis=" + win.isVisible()); 4249 //win.dump(" "); 4250 if (visible) { 4251 if (!win.isVisibleNow()) { 4252 if (!runningAppAnimation) { 4253 win.mWinAnimator.applyAnimationLocked( 4254 WindowManagerPolicy.TRANSIT_ENTER, true); 4255 //TODO (multidisplay): Magnification is supported only for the default 4256 if (mDisplayMagnifier != null 4257 && win.getDisplayId() == Display.DEFAULT_DISPLAY) { 4258 mDisplayMagnifier.onWindowTransitionLocked(win, 4259 WindowManagerPolicy.TRANSIT_ENTER); 4260 } 4261 } 4262 changed = true; 4263 final DisplayContent displayContent = win.getDisplayContent(); 4264 if (displayContent != null) { 4265 displayContent.layoutNeeded = true; 4266 } 4267 } 4268 } else if (win.isVisibleNow()) { 4269 if (!runningAppAnimation) { 4270 win.mWinAnimator.applyAnimationLocked( 4271 WindowManagerPolicy.TRANSIT_EXIT, false); 4272 //TODO (multidisplay): Magnification is supported only for the default 4273 if (mDisplayMagnifier != null 4274 && win.getDisplayId() == Display.DEFAULT_DISPLAY) { 4275 mDisplayMagnifier.onWindowTransitionLocked(win, 4276 WindowManagerPolicy.TRANSIT_EXIT); 4277 } 4278 } 4279 changed = true; 4280 final DisplayContent displayContent = win.getDisplayContent(); 4281 if (displayContent != null) { 4282 displayContent.layoutNeeded = true; 4283 } 4284 } 4285 } 4286 4287 wtoken.hidden = wtoken.hiddenRequested = !visible; 4288 if (!visible) { 4289 unsetAppFreezingScreenLocked(wtoken, true, true); 4290 } else { 4291 // If we are being set visible, and the starting window is 4292 // not yet displayed, then make sure it doesn't get displayed. 4293 WindowState swin = wtoken.startingWindow; 4294 if (swin != null && !swin.isDrawnLw()) { 4295 swin.mPolicyVisibility = false; 4296 swin.mPolicyVisibilityAfterAnim = false; 4297 } 4298 } 4299 4300 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "setTokenVisibilityLocked: " + wtoken 4301 + ": hidden=" + wtoken.hidden + " hiddenRequested=" 4302 + wtoken.hiddenRequested); 4303 4304 if (changed) { 4305 mInputMonitor.setUpdateInputWindowsNeededLw(); 4306 if (performLayout) { 4307 updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 4308 false /*updateInputWindows*/); 4309 performLayoutAndPlaceSurfacesLocked(); 4310 } 4311 mInputMonitor.updateInputWindowsLw(false /*force*/); 4312 } 4313 } 4314 4315 if (wtoken.mAppAnimator.animation != null) { 4316 delayed = true; 4317 } 4318 4319 for (int i = wtoken.allAppWindows.size() - 1; i >= 0 && !delayed; i--) { 4320 if (wtoken.allAppWindows.get(i).mWinAnimator.isWindowAnimating()) { 4321 delayed = true; 4322 } 4323 } 4324 4325 return delayed; 4326 } 4327 4328 @Override 4329 public void setAppVisibility(IBinder token, boolean visible) { 4330 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 4331 "setAppVisibility()")) { 4332 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 4333 } 4334 4335 AppWindowToken wtoken; 4336 4337 synchronized(mWindowMap) { 4338 wtoken = findAppWindowToken(token); 4339 if (wtoken == null) { 4340 Slog.w(TAG, "Attempted to set visibility of non-existing app token: " + token); 4341 return; 4342 } 4343 4344 if (DEBUG_APP_TRANSITIONS || DEBUG_ORIENTATION) { 4345 RuntimeException e = null; 4346 if (!HIDE_STACK_CRAWLS) { 4347 e = new RuntimeException(); 4348 e.fillInStackTrace(); 4349 } 4350 Slog.v(TAG, "setAppVisibility(" + token + ", visible=" + visible 4351 + "): " + mAppTransition 4352 + " hidden=" + wtoken.hidden 4353 + " hiddenRequested=" + wtoken.hiddenRequested, e); 4354 } 4355 4356 // If we are preparing an app transition, then delay changing 4357 // the visibility of this token until we execute that transition. 4358 if (okToDisplay() && mAppTransition.isTransitionSet()) { 4359 wtoken.hiddenRequested = !visible; 4360 4361 if (!wtoken.startingDisplayed) { 4362 if (DEBUG_APP_TRANSITIONS) Slog.v( 4363 TAG, "Setting dummy animation on: " + wtoken); 4364 wtoken.mAppAnimator.setDummyAnimation(); 4365 } 4366 mOpeningApps.remove(wtoken); 4367 mClosingApps.remove(wtoken); 4368 wtoken.waitingToShow = wtoken.waitingToHide = false; 4369 wtoken.inPendingTransaction = true; 4370 if (visible) { 4371 mOpeningApps.add(wtoken); 4372 wtoken.startingMoved = false; 4373 4374 // If the token is currently hidden (should be the 4375 // common case), then we need to set up to wait for 4376 // its windows to be ready. 4377 if (wtoken.hidden) { 4378 wtoken.allDrawn = false; 4379 wtoken.deferClearAllDrawn = false; 4380 wtoken.waitingToShow = true; 4381 4382 if (wtoken.clientHidden) { 4383 // In the case where we are making an app visible 4384 // but holding off for a transition, we still need 4385 // to tell the client to make its windows visible so 4386 // they get drawn. Otherwise, we will wait on 4387 // performing the transition until all windows have 4388 // been drawn, they never will be, and we are sad. 4389 wtoken.clientHidden = false; 4390 wtoken.sendAppVisibilityToClients(); 4391 } 4392 } 4393 } else { 4394 mClosingApps.add(wtoken); 4395 4396 // If the token is currently visible (should be the 4397 // common case), then set up to wait for it to be hidden. 4398 if (!wtoken.hidden) { 4399 wtoken.waitingToHide = true; 4400 } 4401 } 4402 return; 4403 } 4404 4405 final long origId = Binder.clearCallingIdentity(); 4406 setTokenVisibilityLocked(wtoken, null, visible, AppTransition.TRANSIT_UNSET, 4407 true); 4408 wtoken.updateReportedVisibilityLocked(); 4409 Binder.restoreCallingIdentity(origId); 4410 } 4411 } 4412 4413 void unsetAppFreezingScreenLocked(AppWindowToken wtoken, 4414 boolean unfreezeSurfaceNow, boolean force) { 4415 if (wtoken.mAppAnimator.freezingScreen) { 4416 if (DEBUG_ORIENTATION) Slog.v(TAG, "Clear freezing of " + wtoken 4417 + " force=" + force); 4418 final int N = wtoken.allAppWindows.size(); 4419 boolean unfrozeWindows = false; 4420 for (int i=0; i<N; i++) { 4421 WindowState w = wtoken.allAppWindows.get(i); 4422 if (w.mAppFreezing) { 4423 w.mAppFreezing = false; 4424 if (w.mHasSurface && !w.mOrientationChanging) { 4425 if (DEBUG_ORIENTATION) Slog.v(TAG, "set mOrientationChanging of " + w); 4426 w.mOrientationChanging = true; 4427 mInnerFields.mOrientationChangeComplete = false; 4428 } 4429 w.mLastFreezeDuration = 0; 4430 unfrozeWindows = true; 4431 final DisplayContent displayContent = w.getDisplayContent(); 4432 if (displayContent != null) { 4433 displayContent.layoutNeeded = true; 4434 } 4435 } 4436 } 4437 if (force || unfrozeWindows) { 4438 if (DEBUG_ORIENTATION) Slog.v(TAG, "No longer freezing: " + wtoken); 4439 wtoken.mAppAnimator.freezingScreen = false; 4440 wtoken.mAppAnimator.lastFreezeDuration = (int)(SystemClock.elapsedRealtime() 4441 - mDisplayFreezeTime); 4442 mAppsFreezingScreen--; 4443 mLastFinishedFreezeSource = wtoken; 4444 } 4445 if (unfreezeSurfaceNow) { 4446 if (unfrozeWindows) { 4447 performLayoutAndPlaceSurfacesLocked(); 4448 } 4449 stopFreezingDisplayLocked(); 4450 } 4451 } 4452 } 4453 4454 private void startAppFreezingScreenLocked(AppWindowToken wtoken) { 4455 if (DEBUG_ORIENTATION) { 4456 RuntimeException e = null; 4457 if (!HIDE_STACK_CRAWLS) { 4458 e = new RuntimeException(); 4459 e.fillInStackTrace(); 4460 } 4461 Slog.i(TAG, "Set freezing of " + wtoken.appToken 4462 + ": hidden=" + wtoken.hidden + " freezing=" 4463 + wtoken.mAppAnimator.freezingScreen, e); 4464 } 4465 if (!wtoken.hiddenRequested) { 4466 if (!wtoken.mAppAnimator.freezingScreen) { 4467 wtoken.mAppAnimator.freezingScreen = true; 4468 wtoken.mAppAnimator.lastFreezeDuration = 0; 4469 mAppsFreezingScreen++; 4470 if (mAppsFreezingScreen == 1) { 4471 startFreezingDisplayLocked(false, 0, 0); 4472 mH.removeMessages(H.APP_FREEZE_TIMEOUT); 4473 mH.sendEmptyMessageDelayed(H.APP_FREEZE_TIMEOUT, 5000); 4474 } 4475 } 4476 final int N = wtoken.allAppWindows.size(); 4477 for (int i=0; i<N; i++) { 4478 WindowState w = wtoken.allAppWindows.get(i); 4479 w.mAppFreezing = true; 4480 } 4481 } 4482 } 4483 4484 @Override 4485 public void startAppFreezingScreen(IBinder token, int configChanges) { 4486 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 4487 "setAppFreezingScreen()")) { 4488 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 4489 } 4490 4491 synchronized(mWindowMap) { 4492 if (configChanges == 0 && okToDisplay()) { 4493 if (DEBUG_ORIENTATION) Slog.v(TAG, "Skipping set freeze of " + token); 4494 return; 4495 } 4496 4497 AppWindowToken wtoken = findAppWindowToken(token); 4498 if (wtoken == null || wtoken.appToken == null) { 4499 Slog.w(TAG, "Attempted to freeze screen with non-existing app token: " + wtoken); 4500 return; 4501 } 4502 final long origId = Binder.clearCallingIdentity(); 4503 startAppFreezingScreenLocked(wtoken); 4504 Binder.restoreCallingIdentity(origId); 4505 } 4506 } 4507 4508 @Override 4509 public void stopAppFreezingScreen(IBinder token, boolean force) { 4510 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 4511 "setAppFreezingScreen()")) { 4512 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 4513 } 4514 4515 synchronized(mWindowMap) { 4516 AppWindowToken wtoken = findAppWindowToken(token); 4517 if (wtoken == null || wtoken.appToken == null) { 4518 return; 4519 } 4520 final long origId = Binder.clearCallingIdentity(); 4521 if (DEBUG_ORIENTATION) Slog.v(TAG, "Clear freezing of " + token 4522 + ": hidden=" + wtoken.hidden + " freezing=" + wtoken.mAppAnimator.freezingScreen); 4523 unsetAppFreezingScreenLocked(wtoken, true, force); 4524 Binder.restoreCallingIdentity(origId); 4525 } 4526 } 4527 4528 void removeAppFromTaskLocked(AppWindowToken wtoken) { 4529 final Task task = mTaskIdToTask.get(wtoken.groupId); 4530 if (task != null) { 4531 task.removeAppToken(wtoken); 4532 } 4533 } 4534 4535 @Override 4536 public void removeAppToken(IBinder token) { 4537 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 4538 "removeAppToken()")) { 4539 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 4540 } 4541 4542 AppWindowToken wtoken = null; 4543 AppWindowToken startingToken = null; 4544 boolean delayed = false; 4545 4546 final long origId = Binder.clearCallingIdentity(); 4547 synchronized(mWindowMap) { 4548 WindowToken basewtoken = mTokenMap.remove(token); 4549 if (basewtoken != null && (wtoken=basewtoken.appWindowToken) != null) { 4550 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Removing app token: " + wtoken); 4551 delayed = setTokenVisibilityLocked(wtoken, null, false, 4552 AppTransition.TRANSIT_UNSET, true); 4553 wtoken.inPendingTransaction = false; 4554 mOpeningApps.remove(wtoken); 4555 wtoken.waitingToShow = false; 4556 if (mClosingApps.contains(wtoken)) { 4557 delayed = true; 4558 } else if (mAppTransition.isTransitionSet()) { 4559 mClosingApps.add(wtoken); 4560 wtoken.waitingToHide = true; 4561 delayed = true; 4562 } 4563 if (DEBUG_APP_TRANSITIONS) Slog.v( 4564 TAG, "Removing app " + wtoken + " delayed=" + delayed 4565 + " animation=" + wtoken.mAppAnimator.animation 4566 + " animating=" + wtoken.mAppAnimator.animating); 4567 final TaskStack stack = mTaskIdToTask.get(wtoken.groupId).mStack; 4568 if (delayed) { 4569 // set the token aside because it has an active animation to be finished 4570 if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG, 4571 "removeAppToken make exiting: " + wtoken); 4572 stack.mExitingAppTokens.add(wtoken); 4573 wtoken.mDeferRemoval = true; 4574 } else { 4575 // Make sure there is no animation running on this token, 4576 // so any windows associated with it will be removed as 4577 // soon as their animations are complete 4578 wtoken.mAppAnimator.clearAnimation(); 4579 wtoken.mAppAnimator.animating = false; 4580 removeAppFromTaskLocked(wtoken); 4581 } 4582 if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG, 4583 "removeAppToken: " + wtoken); 4584 4585 4586 wtoken.removed = true; 4587 if (wtoken.startingData != null) { 4588 startingToken = wtoken; 4589 } 4590 unsetAppFreezingScreenLocked(wtoken, true, true); 4591 if (mFocusedApp == wtoken) { 4592 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "Removing focused app token:" + wtoken); 4593 mFocusedApp = null; 4594 updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, true /*updateInputWindows*/); 4595 mInputMonitor.setFocusedAppLw(null); 4596 } 4597 } else { 4598 Slog.w(TAG, "Attempted to remove non-existing app token: " + token); 4599 } 4600 4601 if (!delayed && wtoken != null) { 4602 wtoken.updateReportedVisibilityLocked(); 4603 } 4604 } 4605 Binder.restoreCallingIdentity(origId); 4606 4607 // Will only remove if startingToken non null. 4608 scheduleRemoveStartingWindow(startingToken); 4609 } 4610 4611 void removeStartingWindowTimeout(AppWindowToken wtoken) { 4612 if (wtoken != null) { 4613 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, Debug.getCallers(1) + 4614 ": Remove starting window timeout " + wtoken + (wtoken != null ? 4615 " startingWindow=" + wtoken.startingWindow : "")); 4616 mH.removeMessages(H.REMOVE_STARTING_TIMEOUT, wtoken); 4617 } 4618 } 4619 4620 void scheduleRemoveStartingWindow(AppWindowToken wtoken) { 4621 if (wtoken != null && wtoken.startingWindow != null) { 4622 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, Debug.getCallers(1) + 4623 ": Schedule remove starting " + wtoken + (wtoken != null ? 4624 " startingWindow=" + wtoken.startingWindow : "")); 4625 removeStartingWindowTimeout(wtoken); 4626 Message m = mH.obtainMessage(H.REMOVE_STARTING, wtoken); 4627 mH.sendMessage(m); 4628 } 4629 } 4630 4631 private boolean tmpRemoveAppWindowsLocked(WindowToken token) { 4632 WindowList windows = token.windows; 4633 final int NW = windows.size(); 4634 if (NW > 0) { 4635 mWindowsChanged = true; 4636 } 4637 for (int i = 0; i < NW; i++) { 4638 WindowState win = windows.get(i); 4639 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Tmp removing app window " + win); 4640 win.getWindowList().remove(win); 4641 int j = win.mChildWindows.size(); 4642 while (j > 0) { 4643 j--; 4644 WindowState cwin = win.mChildWindows.get(j); 4645 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, 4646 "Tmp removing child window " + cwin); 4647 cwin.getWindowList().remove(cwin); 4648 } 4649 } 4650 return NW > 0; 4651 } 4652 4653 void dumpAppTokensLocked() { 4654 final int numStacks = mStackIdToStack.size(); 4655 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 4656 final TaskStack stack = mStackIdToStack.valueAt(stackNdx); 4657 Slog.v(TAG, " Stack #" + stack.mStackId + " tasks from bottom to top:"); 4658 final ArrayList<Task> tasks = stack.getTasks(); 4659 final int numTasks = tasks.size(); 4660 for (int taskNdx = 0; taskNdx < numTasks; ++taskNdx) { 4661 final Task task = tasks.get(taskNdx); 4662 Slog.v(TAG, " Task #" + task.taskId + " activities from bottom to top:"); 4663 AppTokenList tokens = task.mAppTokens; 4664 final int numTokens = tokens.size(); 4665 for (int tokenNdx = 0; tokenNdx < numTokens; ++tokenNdx) { 4666 Slog.v(TAG, " activity #" + tokenNdx + ": " + tokens.get(tokenNdx).token); 4667 } 4668 } 4669 } 4670 } 4671 4672 void dumpWindowsLocked() { 4673 final int numDisplays = mDisplayContents.size(); 4674 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 4675 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 4676 Slog.v(TAG, " Display #" + displayContent.getDisplayId()); 4677 final WindowList windows = displayContent.getWindowList(); 4678 for (int winNdx = windows.size() - 1; winNdx >= 0; --winNdx) { 4679 Slog.v(TAG, " #" + winNdx + ": " + windows.get(winNdx)); 4680 } 4681 } 4682 } 4683 4684 private int findAppWindowInsertionPointLocked(AppWindowToken target) { 4685 final int taskId = target.groupId; 4686 Task targetTask = mTaskIdToTask.get(taskId); 4687 if (targetTask == null) { 4688 Slog.w(TAG, "findAppWindowInsertionPointLocked: no Task for " + target + " taskId=" 4689 + taskId); 4690 return 0; 4691 } 4692 DisplayContent displayContent = targetTask.getDisplayContent(); 4693 if (displayContent == null) { 4694 Slog.w(TAG, "findAppWindowInsertionPointLocked: no DisplayContent for " + target); 4695 return 0; 4696 } 4697 final WindowList windows = displayContent.getWindowList(); 4698 final int NW = windows.size(); 4699 4700 boolean found = false; 4701 final ArrayList<Task> tasks = displayContent.getTasks(); 4702 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 4703 final Task task = tasks.get(taskNdx); 4704 if (!found && task.taskId != taskId) { 4705 continue; 4706 } 4707 AppTokenList tokens = task.mAppTokens; 4708 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 4709 final AppWindowToken wtoken = tokens.get(tokenNdx); 4710 if (!found && wtoken == target) { 4711 found = true; 4712 } 4713 if (found) { 4714 // Find the first app token below the new position that has 4715 // a window displayed. 4716 if (DEBUG_REORDER) Slog.v(TAG, "Looking for lower windows in " + wtoken.token); 4717 if (wtoken.sendingToBottom) { 4718 if (DEBUG_REORDER) Slog.v(TAG, "Skipping token -- currently sending to bottom"); 4719 continue; 4720 } 4721 for (int i = wtoken.windows.size() - 1; i >= 0; --i) { 4722 WindowState win = wtoken.windows.get(i); 4723 for (int j = win.mChildWindows.size() - 1; j >= 0; --j) { 4724 WindowState cwin = win.mChildWindows.get(j); 4725 if (cwin.mSubLayer >= 0) { 4726 for (int pos = NW - 1; pos >= 0; pos--) { 4727 if (windows.get(pos) == cwin) { 4728 if (DEBUG_REORDER) Slog.v(TAG, 4729 "Found child win @" + (pos + 1)); 4730 return pos + 1; 4731 } 4732 } 4733 } 4734 } 4735 for (int pos = NW - 1; pos >= 0; pos--) { 4736 if (windows.get(pos) == win) { 4737 if (DEBUG_REORDER) Slog.v(TAG, "Found win @" + (pos + 1)); 4738 return pos + 1; 4739 } 4740 } 4741 } 4742 } 4743 } 4744 } 4745 // Never put an app window underneath wallpaper. 4746 for (int pos = NW - 1; pos >= 0; pos--) { 4747 if (windows.get(pos).mIsWallpaper) { 4748 if (DEBUG_REORDER) Slog.v(TAG, "Found wallpaper @" + pos); 4749 return pos + 1; 4750 } 4751 } 4752 return 0; 4753 } 4754 4755 private final int reAddWindowLocked(int index, WindowState win) { 4756 final WindowList windows = win.getWindowList(); 4757 final int NCW = win.mChildWindows.size(); 4758 boolean added = false; 4759 for (int j=0; j<NCW; j++) { 4760 WindowState cwin = win.mChildWindows.get(j); 4761 if (!added && cwin.mSubLayer >= 0) { 4762 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Re-adding child window at " 4763 + index + ": " + cwin); 4764 win.mRebuilding = false; 4765 windows.add(index, win); 4766 index++; 4767 added = true; 4768 } 4769 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Re-adding window at " 4770 + index + ": " + cwin); 4771 cwin.mRebuilding = false; 4772 windows.add(index, cwin); 4773 index++; 4774 } 4775 if (!added) { 4776 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Re-adding window at " 4777 + index + ": " + win); 4778 win.mRebuilding = false; 4779 windows.add(index, win); 4780 index++; 4781 } 4782 mWindowsChanged = true; 4783 return index; 4784 } 4785 4786 private final int reAddAppWindowsLocked(final DisplayContent displayContent, int index, 4787 WindowToken token) { 4788 final int NW = token.windows.size(); 4789 for (int i=0; i<NW; i++) { 4790 final WindowState win = token.windows.get(i); 4791 final DisplayContent winDisplayContent = win.getDisplayContent(); 4792 if (winDisplayContent == displayContent || winDisplayContent == null) { 4793 win.mDisplayContent = displayContent; 4794 index = reAddWindowLocked(index, win); 4795 } 4796 } 4797 return index; 4798 } 4799 4800 void tmpRemoveTaskWindowsLocked(Task task) { 4801 AppTokenList tokens = task.mAppTokens; 4802 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 4803 tmpRemoveAppWindowsLocked(tokens.get(tokenNdx)); 4804 } 4805 } 4806 4807 void moveStackWindowsLocked(DisplayContent displayContent) { 4808 // First remove all of the windows from the list. 4809 final ArrayList<Task> tasks = displayContent.getTasks(); 4810 final int numTasks = tasks.size(); 4811 for (int taskNdx = 0; taskNdx < numTasks; ++taskNdx) { 4812 tmpRemoveTaskWindowsLocked(tasks.get(taskNdx)); 4813 } 4814 4815 // And now add them back at the correct place. 4816 // Where to start adding? 4817 for (int taskNdx = 0; taskNdx < numTasks; ++taskNdx) { 4818 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 4819 int pos = findAppWindowInsertionPointLocked(tokens.get(0)); 4820 final int numTokens = tokens.size(); 4821 for (int tokenNdx = 0; tokenNdx < numTokens; ++tokenNdx) { 4822 final AppWindowToken wtoken = tokens.get(tokenNdx); 4823 if (wtoken != null) { 4824 final int newPos = reAddAppWindowsLocked(displayContent, pos, wtoken); 4825 if (newPos != pos) { 4826 displayContent.layoutNeeded = true; 4827 } 4828 pos = newPos; 4829 } 4830 } 4831 } 4832 4833 if (!updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 4834 false /*updateInputWindows*/)) { 4835 assignLayersLocked(displayContent.getWindowList()); 4836 } 4837 4838 mInputMonitor.setUpdateInputWindowsNeededLw(); 4839 performLayoutAndPlaceSurfacesLocked(); 4840 mInputMonitor.updateInputWindowsLw(false /*force*/); 4841 4842 //dump(); 4843 } 4844 4845 public void moveTaskToTop(int taskId) { 4846 final long origId = Binder.clearCallingIdentity(); 4847 try { 4848 synchronized(mWindowMap) { 4849 Task task = mTaskIdToTask.get(taskId); 4850 if (task == null) { 4851 // Normal behavior, addAppToken will be called next and task will be created. 4852 return; 4853 } 4854 final TaskStack stack = task.mStack; 4855 final DisplayContent displayContent = task.getDisplayContent(); 4856 displayContent.moveStack(stack, true); 4857 if (displayContent.isDefaultDisplay) { 4858 final TaskStack homeStack = displayContent.getHomeStack(); 4859 if (homeStack != stack) { 4860 // When a non-home stack moves to the top, the home stack moves to the 4861 // bottom. 4862 displayContent.moveStack(homeStack, false); 4863 } 4864 } 4865 stack.moveTaskToTop(task); 4866 } 4867 } finally { 4868 Binder.restoreCallingIdentity(origId); 4869 } 4870 } 4871 4872 public void moveTaskToBottom(int taskId) { 4873 final long origId = Binder.clearCallingIdentity(); 4874 try { 4875 synchronized(mWindowMap) { 4876 Task task = mTaskIdToTask.get(taskId); 4877 if (task == null) { 4878 Slog.e(TAG, "moveTaskToBottom: taskId=" + taskId 4879 + " not found in mTaskIdToTask"); 4880 return; 4881 } 4882 final TaskStack stack = task.mStack; 4883 stack.moveTaskToBottom(task); 4884 moveStackWindowsLocked(stack.getDisplayContent()); 4885 } 4886 } finally { 4887 Binder.restoreCallingIdentity(origId); 4888 } 4889 } 4890 4891 /** 4892 * Create a new TaskStack and place it on a DisplayContent. 4893 * @param stackId The unique identifier of the new stack. 4894 * @param displayId The unique identifier of the DisplayContent. 4895 */ 4896 public void attachStack(int stackId, int displayId) { 4897 final long origId = Binder.clearCallingIdentity(); 4898 try { 4899 synchronized (mWindowMap) { 4900 final DisplayContent displayContent = mDisplayContents.get(displayId); 4901 if (displayContent != null) { 4902 TaskStack stack = mStackIdToStack.get(stackId); 4903 if (stack == null) { 4904 if (DEBUG_STACK) Slog.d(TAG, "attachStack: stackId=" + stackId); 4905 stack = new TaskStack(this, stackId); 4906 mStackIdToStack.put(stackId, stack); 4907 } 4908 stack.attachDisplayContent(displayContent); 4909 displayContent.attachStack(stack); 4910 moveStackWindowsLocked(displayContent); 4911 final WindowList windows = displayContent.getWindowList(); 4912 for (int winNdx = windows.size() - 1; winNdx >= 0; --winNdx) { 4913 windows.get(winNdx).reportResized(); 4914 } 4915 } 4916 } 4917 } finally { 4918 Binder.restoreCallingIdentity(origId); 4919 } 4920 } 4921 4922 public void detachStack(int stackId) { 4923 synchronized (mWindowMap) { 4924 TaskStack stack = mStackIdToStack.get(stackId); 4925 if (stack != null) { 4926 final DisplayContent displayContent = stack.getDisplayContent(); 4927 if (displayContent != null) { 4928 if (stack.isAnimating()) { 4929 displayContent.mDeferredActions |= DisplayContent.DEFER_DETACH; 4930 return; 4931 } 4932 displayContent.detachStack(stack); 4933 stack.detachDisplay(); 4934 } 4935 } 4936 } 4937 } 4938 4939 void removeTaskLocked(Task task) { 4940 final int taskId = task.taskId; 4941 final TaskStack stack = task.mStack; 4942 if (stack.isAnimating()) { 4943 if (DEBUG_STACK) Slog.i(TAG, "removeTask: deferring removing taskId=" + taskId); 4944 task.mDeferRemoval = true; 4945 return; 4946 } 4947 if (DEBUG_STACK) Slog.i(TAG, "removeTask: removing taskId=" + taskId); 4948 EventLog.writeEvent(EventLogTags.WM_TASK_REMOVED, taskId, "removeTask"); 4949 task.mDeferRemoval = false; 4950 task.mStack.removeTask(task); 4951 mTaskIdToTask.delete(task.taskId); 4952 } 4953 4954 public void removeTask(int taskId) { 4955 synchronized (mWindowMap) { 4956 Task task = mTaskIdToTask.get(taskId); 4957 if (task == null) { 4958 if (DEBUG_STACK) Slog.i(TAG, "removeTask: could not find taskId=" + taskId); 4959 return; 4960 } 4961 removeTaskLocked(task); 4962 } 4963 } 4964 4965 public void addTask(int taskId, int stackId, boolean toTop) { 4966 synchronized (mWindowMap) { 4967 if (DEBUG_STACK) Slog.i(TAG, "addTask: adding taskId=" + taskId 4968 + " to " + (toTop ? "top" : "bottom")); 4969 Task task = mTaskIdToTask.get(taskId); 4970 if (task == null) { 4971 return; 4972 } 4973 TaskStack stack = mStackIdToStack.get(stackId); 4974 stack.addTask(task, toTop); 4975 final DisplayContent displayContent = stack.getDisplayContent(); 4976 displayContent.layoutNeeded = true; 4977 performLayoutAndPlaceSurfacesLocked(); 4978 } 4979 } 4980 4981 public void resizeStack(int stackId, Rect bounds) { 4982 synchronized (mWindowMap) { 4983 final TaskStack stack = mStackIdToStack.get(stackId); 4984 if (stack == null) { 4985 throw new IllegalArgumentException("resizeStack: stackId " + stackId 4986 + " not found."); 4987 } 4988 if (stack.setBounds(bounds)) { 4989 stack.resizeWindows(); 4990 stack.getDisplayContent().layoutNeeded = true; 4991 performLayoutAndPlaceSurfacesLocked(); 4992 } 4993 } 4994 } 4995 4996 public void getStackBounds(int stackId, Rect bounds) { 4997 final TaskStack stack = mStackIdToStack.get(stackId); 4998 if (stack != null) { 4999 stack.getBounds(bounds); 5000 return; 5001 } 5002 bounds.setEmpty(); 5003 } 5004 5005 // ------------------------------------------------------------- 5006 // Misc IWindowSession methods 5007 // ------------------------------------------------------------- 5008 5009 @Override 5010 public void startFreezingScreen(int exitAnim, int enterAnim) { 5011 if (!checkCallingPermission(android.Manifest.permission.FREEZE_SCREEN, 5012 "startFreezingScreen()")) { 5013 throw new SecurityException("Requires FREEZE_SCREEN permission"); 5014 } 5015 5016 synchronized(mWindowMap) { 5017 if (!mClientFreezingScreen) { 5018 mClientFreezingScreen = true; 5019 final long origId = Binder.clearCallingIdentity(); 5020 try { 5021 startFreezingDisplayLocked(false, exitAnim, enterAnim); 5022 mH.removeMessages(H.CLIENT_FREEZE_TIMEOUT); 5023 mH.sendEmptyMessageDelayed(H.CLIENT_FREEZE_TIMEOUT, 5000); 5024 } finally { 5025 Binder.restoreCallingIdentity(origId); 5026 } 5027 } 5028 } 5029 } 5030 5031 @Override 5032 public void stopFreezingScreen() { 5033 if (!checkCallingPermission(android.Manifest.permission.FREEZE_SCREEN, 5034 "stopFreezingScreen()")) { 5035 throw new SecurityException("Requires FREEZE_SCREEN permission"); 5036 } 5037 5038 synchronized(mWindowMap) { 5039 if (mClientFreezingScreen) { 5040 mClientFreezingScreen = false; 5041 mLastFinishedFreezeSource = "client"; 5042 final long origId = Binder.clearCallingIdentity(); 5043 try { 5044 stopFreezingDisplayLocked(); 5045 } finally { 5046 Binder.restoreCallingIdentity(origId); 5047 } 5048 } 5049 } 5050 } 5051 5052 @Override 5053 public void disableKeyguard(IBinder token, String tag) { 5054 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5055 != PackageManager.PERMISSION_GRANTED) { 5056 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5057 } 5058 5059 mKeyguardDisableHandler.sendMessage(mKeyguardDisableHandler.obtainMessage( 5060 KeyguardDisableHandler.KEYGUARD_DISABLE, new Pair<IBinder, String>(token, tag))); 5061 } 5062 5063 @Override 5064 public void reenableKeyguard(IBinder token) { 5065 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5066 != PackageManager.PERMISSION_GRANTED) { 5067 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5068 } 5069 5070 mKeyguardDisableHandler.sendMessage(mKeyguardDisableHandler.obtainMessage( 5071 KeyguardDisableHandler.KEYGUARD_REENABLE, token)); 5072 } 5073 5074 /** 5075 * @see android.app.KeyguardManager#exitKeyguardSecurely 5076 */ 5077 @Override 5078 public void exitKeyguardSecurely(final IOnKeyguardExitResult callback) { 5079 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5080 != PackageManager.PERMISSION_GRANTED) { 5081 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5082 } 5083 mPolicy.exitKeyguardSecurely(new WindowManagerPolicy.OnKeyguardExitResult() { 5084 @Override 5085 public void onKeyguardExitResult(boolean success) { 5086 try { 5087 callback.onKeyguardExitResult(success); 5088 } catch (RemoteException e) { 5089 // Client has died, we don't care. 5090 } 5091 } 5092 }); 5093 } 5094 5095 @Override 5096 public boolean inKeyguardRestrictedInputMode() { 5097 return mPolicy.inKeyguardRestrictedKeyInputMode(); 5098 } 5099 5100 @Override 5101 public boolean isKeyguardLocked() { 5102 return mPolicy.isKeyguardLocked(); 5103 } 5104 5105 @Override 5106 public boolean isKeyguardSecure() { 5107 return mPolicy.isKeyguardSecure(); 5108 } 5109 5110 @Override 5111 public void dismissKeyguard() { 5112 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5113 != PackageManager.PERMISSION_GRANTED) { 5114 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5115 } 5116 synchronized(mWindowMap) { 5117 mPolicy.dismissKeyguardLw(); 5118 } 5119 } 5120 5121 @Override 5122 public void closeSystemDialogs(String reason) { 5123 synchronized(mWindowMap) { 5124 final int numDisplays = mDisplayContents.size(); 5125 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5126 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 5127 final int numWindows = windows.size(); 5128 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 5129 final WindowState w = windows.get(winNdx); 5130 if (w.mHasSurface) { 5131 try { 5132 w.mClient.closeSystemDialogs(reason); 5133 } catch (RemoteException e) { 5134 } 5135 } 5136 } 5137 } 5138 } 5139 } 5140 5141 static float fixScale(float scale) { 5142 if (scale < 0) scale = 0; 5143 else if (scale > 20) scale = 20; 5144 return Math.abs(scale); 5145 } 5146 5147 @Override 5148 public void setAnimationScale(int which, float scale) { 5149 if (!checkCallingPermission(android.Manifest.permission.SET_ANIMATION_SCALE, 5150 "setAnimationScale()")) { 5151 throw new SecurityException("Requires SET_ANIMATION_SCALE permission"); 5152 } 5153 5154 scale = fixScale(scale); 5155 switch (which) { 5156 case 0: mWindowAnimationScale = scale; break; 5157 case 1: mTransitionAnimationScale = scale; break; 5158 case 2: mAnimatorDurationScale = scale; break; 5159 } 5160 5161 // Persist setting 5162 mH.sendEmptyMessage(H.PERSIST_ANIMATION_SCALE); 5163 } 5164 5165 @Override 5166 public void setAnimationScales(float[] scales) { 5167 if (!checkCallingPermission(android.Manifest.permission.SET_ANIMATION_SCALE, 5168 "setAnimationScale()")) { 5169 throw new SecurityException("Requires SET_ANIMATION_SCALE permission"); 5170 } 5171 5172 if (scales != null) { 5173 if (scales.length >= 1) { 5174 mWindowAnimationScale = fixScale(scales[0]); 5175 } 5176 if (scales.length >= 2) { 5177 mTransitionAnimationScale = fixScale(scales[1]); 5178 } 5179 if (scales.length >= 3) { 5180 setAnimatorDurationScale(fixScale(scales[2])); 5181 } 5182 } 5183 5184 // Persist setting 5185 mH.sendEmptyMessage(H.PERSIST_ANIMATION_SCALE); 5186 } 5187 5188 private void setAnimatorDurationScale(float scale) { 5189 mAnimatorDurationScale = scale; 5190 ValueAnimator.setDurationScale(scale); 5191 } 5192 5193 @Override 5194 public float getAnimationScale(int which) { 5195 switch (which) { 5196 case 0: return mWindowAnimationScale; 5197 case 1: return mTransitionAnimationScale; 5198 case 2: return mAnimatorDurationScale; 5199 } 5200 return 0; 5201 } 5202 5203 @Override 5204 public float[] getAnimationScales() { 5205 return new float[] { mWindowAnimationScale, mTransitionAnimationScale, 5206 mAnimatorDurationScale }; 5207 } 5208 5209 @Override 5210 public void registerPointerEventListener(PointerEventListener listener) { 5211 mPointerEventDispatcher.registerInputEventListener(listener); 5212 } 5213 5214 @Override 5215 public void unregisterPointerEventListener(PointerEventListener listener) { 5216 mPointerEventDispatcher.unregisterInputEventListener(listener); 5217 } 5218 5219 // Called by window manager policy. Not exposed externally. 5220 @Override 5221 public int getLidState() { 5222 int sw = mInputManager.getSwitchState(-1, InputDevice.SOURCE_ANY, 5223 InputManagerService.SW_LID); 5224 if (sw > 0) { 5225 // Switch state: AKEY_STATE_DOWN or AKEY_STATE_VIRTUAL. 5226 return LID_CLOSED; 5227 } else if (sw == 0) { 5228 // Switch state: AKEY_STATE_UP. 5229 return LID_OPEN; 5230 } else { 5231 // Switch state: AKEY_STATE_UNKNOWN. 5232 return LID_ABSENT; 5233 } 5234 } 5235 5236 // Called by window manager policy. Not exposed externally. 5237 @Override 5238 public void switchKeyboardLayout(int deviceId, int direction) { 5239 mInputManager.switchKeyboardLayout(deviceId, direction); 5240 } 5241 5242 // Called by window manager policy. Not exposed externally. 5243 @Override 5244 public void shutdown(boolean confirm) { 5245 ShutdownThread.shutdown(mContext, confirm); 5246 } 5247 5248 // Called by window manager policy. Not exposed externally. 5249 @Override 5250 public void rebootSafeMode(boolean confirm) { 5251 ShutdownThread.rebootSafeMode(mContext, confirm); 5252 } 5253 5254 @Override 5255 public void setInputFilter(IInputFilter filter) { 5256 if (!checkCallingPermission(android.Manifest.permission.FILTER_EVENTS, "setInputFilter()")) { 5257 throw new SecurityException("Requires FILTER_EVENTS permission"); 5258 } 5259 mInputManager.setInputFilter(filter); 5260 } 5261 5262 @Override 5263 public void setTouchExplorationEnabled(boolean enabled) { 5264 mPolicy.setTouchExplorationEnabled(enabled); 5265 } 5266 5267 public void setCurrentUser(final int newUserId) { 5268 synchronized (mWindowMap) { 5269 int oldUserId = mCurrentUserId; 5270 mCurrentUserId = newUserId; 5271 mAppTransition.setCurrentUser(newUserId); 5272 mPolicy.setCurrentUserLw(newUserId); 5273 5274 // Hide windows that should not be seen by the new user. 5275 final int numDisplays = mDisplayContents.size(); 5276 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5277 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 5278 displayContent.switchUserStacks(newUserId); 5279 rebuildAppWindowListLocked(displayContent); 5280 } 5281 performLayoutAndPlaceSurfacesLocked(); 5282 } 5283 } 5284 5285 public void enableScreenAfterBoot() { 5286 synchronized(mWindowMap) { 5287 if (DEBUG_BOOT) { 5288 RuntimeException here = new RuntimeException("here"); 5289 here.fillInStackTrace(); 5290 Slog.i(TAG, "enableScreenAfterBoot: mDisplayEnabled=" + mDisplayEnabled 5291 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5292 + " mShowingBootMessages=" + mShowingBootMessages 5293 + " mSystemBooted=" + mSystemBooted, here); 5294 } 5295 if (mSystemBooted) { 5296 return; 5297 } 5298 mSystemBooted = true; 5299 hideBootMessagesLocked(); 5300 // If the screen still doesn't come up after 30 seconds, give 5301 // up and turn it on. 5302 mH.sendEmptyMessageDelayed(H.BOOT_TIMEOUT, 30*1000); 5303 } 5304 5305 mPolicy.systemBooted(); 5306 5307 performEnableScreen(); 5308 } 5309 5310 void enableScreenIfNeededLocked() { 5311 if (DEBUG_BOOT) { 5312 RuntimeException here = new RuntimeException("here"); 5313 here.fillInStackTrace(); 5314 Slog.i(TAG, "enableScreenIfNeededLocked: mDisplayEnabled=" + mDisplayEnabled 5315 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5316 + " mShowingBootMessages=" + mShowingBootMessages 5317 + " mSystemBooted=" + mSystemBooted, here); 5318 } 5319 if (mDisplayEnabled) { 5320 return; 5321 } 5322 if (!mSystemBooted && !mShowingBootMessages) { 5323 return; 5324 } 5325 mH.sendEmptyMessage(H.ENABLE_SCREEN); 5326 } 5327 5328 public void performBootTimeout() { 5329 synchronized(mWindowMap) { 5330 if (mDisplayEnabled) { 5331 return; 5332 } 5333 Slog.w(TAG, "***** BOOT TIMEOUT: forcing display enabled"); 5334 mForceDisplayEnabled = true; 5335 } 5336 performEnableScreen(); 5337 } 5338 5339 public void performEnableScreen() { 5340 synchronized(mWindowMap) { 5341 if (DEBUG_BOOT) { 5342 RuntimeException here = new RuntimeException("here"); 5343 here.fillInStackTrace(); 5344 Slog.i(TAG, "performEnableScreen: mDisplayEnabled=" + mDisplayEnabled 5345 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5346 + " mShowingBootMessages=" + mShowingBootMessages 5347 + " mSystemBooted=" + mSystemBooted 5348 + " mOnlyCore=" + mOnlyCore, here); 5349 } 5350 if (mDisplayEnabled) { 5351 return; 5352 } 5353 if (!mSystemBooted && !mShowingBootMessages) { 5354 return; 5355 } 5356 5357 if (!mForceDisplayEnabled) { 5358 // Don't enable the screen until all existing windows 5359 // have been drawn. 5360 boolean haveBootMsg = false; 5361 boolean haveApp = false; 5362 // if the wallpaper service is disabled on the device, we're never going to have 5363 // wallpaper, don't bother waiting for it 5364 boolean haveWallpaper = false; 5365 boolean wallpaperEnabled = mContext.getResources().getBoolean( 5366 com.android.internal.R.bool.config_enableWallpaperService) 5367 && !mOnlyCore; 5368 boolean haveKeyguard = true; 5369 // TODO(multidisplay): Expand to all displays? 5370 final WindowList windows = getDefaultWindowListLocked(); 5371 final int N = windows.size(); 5372 for (int i=0; i<N; i++) { 5373 WindowState w = windows.get(i); 5374 if (w.mAttrs.type == TYPE_KEYGUARD) { 5375 // Only if there is a keyguard attached to the window manager 5376 // will we consider ourselves as having a keyguard. If it 5377 // isn't attached, we don't know if it wants to be shown or 5378 // hidden. If it is attached, we will say we have a keyguard 5379 // if the window doesn't want to be visible, because in that 5380 // case it explicitly doesn't want to be shown so we should 5381 // not delay turning the screen on for it. 5382 boolean vis = w.mViewVisibility == View.VISIBLE 5383 && w.mPolicyVisibility; 5384 haveKeyguard = !vis; 5385 } 5386 if (w.isVisibleLw() && !w.mObscured && !w.isDrawnLw()) { 5387 return; 5388 } 5389 if (w.isDrawnLw()) { 5390 if (w.mAttrs.type == TYPE_BOOT_PROGRESS) { 5391 haveBootMsg = true; 5392 } else if (w.mAttrs.type == TYPE_APPLICATION) { 5393 haveApp = true; 5394 } else if (w.mAttrs.type == TYPE_WALLPAPER) { 5395 haveWallpaper = true; 5396 } else if (w.mAttrs.type == TYPE_KEYGUARD) { 5397 haveKeyguard = true; 5398 } 5399 } 5400 } 5401 5402 if (DEBUG_SCREEN_ON || DEBUG_BOOT) { 5403 Slog.i(TAG, "******** booted=" + mSystemBooted + " msg=" + mShowingBootMessages 5404 + " haveBoot=" + haveBootMsg + " haveApp=" + haveApp 5405 + " haveWall=" + haveWallpaper + " wallEnabled=" + wallpaperEnabled 5406 + " haveKeyguard=" + haveKeyguard); 5407 } 5408 5409 // If we are turning on the screen to show the boot message, 5410 // don't do it until the boot message is actually displayed. 5411 if (!mSystemBooted && !haveBootMsg) { 5412 return; 5413 } 5414 5415 // If we are turning on the screen after the boot is completed 5416 // normally, don't do so until we have the application and 5417 // wallpaper. 5418 if (mSystemBooted && ((!haveApp && !haveKeyguard) || 5419 (wallpaperEnabled && !haveWallpaper))) { 5420 return; 5421 } 5422 } 5423 5424 mDisplayEnabled = true; 5425 if (DEBUG_SCREEN_ON || DEBUG_BOOT) Slog.i(TAG, "******************** ENABLING SCREEN!"); 5426 if (false) { 5427 StringWriter sw = new StringWriter(); 5428 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 5429 this.dump(null, pw, null); 5430 pw.flush(); 5431 Slog.i(TAG, sw.toString()); 5432 } 5433 try { 5434 IBinder surfaceFlinger = ServiceManager.getService("SurfaceFlinger"); 5435 if (surfaceFlinger != null) { 5436 //Slog.i(TAG, "******* TELLING SURFACE FLINGER WE ARE BOOTED!"); 5437 Parcel data = Parcel.obtain(); 5438 data.writeInterfaceToken("android.ui.ISurfaceComposer"); 5439 surfaceFlinger.transact(IBinder.FIRST_CALL_TRANSACTION, // BOOT_FINISHED 5440 data, null, 0); 5441 data.recycle(); 5442 } 5443 } catch (RemoteException ex) { 5444 Slog.e(TAG, "Boot completed: SurfaceFlinger is dead!"); 5445 } 5446 5447 // Enable input dispatch. 5448 mInputMonitor.setEventDispatchingLw(mEventDispatchingEnabled); 5449 } 5450 5451 mPolicy.enableScreenAfterBoot(); 5452 5453 // Make sure the last requested orientation has been applied. 5454 updateRotationUnchecked(false, false); 5455 } 5456 5457 public void showBootMessage(final CharSequence msg, final boolean always) { 5458 boolean first = false; 5459 synchronized(mWindowMap) { 5460 if (DEBUG_BOOT) { 5461 RuntimeException here = new RuntimeException("here"); 5462 here.fillInStackTrace(); 5463 Slog.i(TAG, "showBootMessage: msg=" + msg + " always=" + always 5464 + " mAllowBootMessages=" + mAllowBootMessages 5465 + " mShowingBootMessages=" + mShowingBootMessages 5466 + " mSystemBooted=" + mSystemBooted, here); 5467 } 5468 if (!mAllowBootMessages) { 5469 return; 5470 } 5471 if (!mShowingBootMessages) { 5472 if (!always) { 5473 return; 5474 } 5475 first = true; 5476 } 5477 if (mSystemBooted) { 5478 return; 5479 } 5480 mShowingBootMessages = true; 5481 mPolicy.showBootMessage(msg, always); 5482 } 5483 if (first) { 5484 performEnableScreen(); 5485 } 5486 } 5487 5488 public void hideBootMessagesLocked() { 5489 if (DEBUG_BOOT) { 5490 RuntimeException here = new RuntimeException("here"); 5491 here.fillInStackTrace(); 5492 Slog.i(TAG, "hideBootMessagesLocked: mDisplayEnabled=" + mDisplayEnabled 5493 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5494 + " mShowingBootMessages=" + mShowingBootMessages 5495 + " mSystemBooted=" + mSystemBooted, here); 5496 } 5497 if (mShowingBootMessages) { 5498 mShowingBootMessages = false; 5499 mPolicy.hideBootMessages(); 5500 } 5501 } 5502 5503 @Override 5504 public void setInTouchMode(boolean mode) { 5505 synchronized(mWindowMap) { 5506 mInTouchMode = mode; 5507 } 5508 } 5509 5510 // TODO: more accounting of which pid(s) turned it on, keep count, 5511 // only allow disables from pids which have count on, etc. 5512 @Override 5513 public void showStrictModeViolation(boolean on) { 5514 int pid = Binder.getCallingPid(); 5515 mH.sendMessage(mH.obtainMessage(H.SHOW_STRICT_MODE_VIOLATION, on ? 1 : 0, pid)); 5516 } 5517 5518 private void showStrictModeViolation(int arg, int pid) { 5519 final boolean on = arg != 0; 5520 synchronized(mWindowMap) { 5521 // Ignoring requests to enable the red border from clients 5522 // which aren't on screen. (e.g. Broadcast Receivers in 5523 // the background..) 5524 if (on) { 5525 boolean isVisible = false; 5526 final int numDisplays = mDisplayContents.size(); 5527 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5528 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 5529 final int numWindows = windows.size(); 5530 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 5531 final WindowState ws = windows.get(winNdx); 5532 if (ws.mSession.mPid == pid && ws.isVisibleLw()) { 5533 isVisible = true; 5534 break; 5535 } 5536 } 5537 } 5538 if (!isVisible) { 5539 return; 5540 } 5541 } 5542 5543 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 5544 ">>> OPEN TRANSACTION showStrictModeViolation"); 5545 SurfaceControl.openTransaction(); 5546 try { 5547 // TODO(multi-display): support multiple displays 5548 if (mStrictModeFlash == null) { 5549 mStrictModeFlash = new StrictModeFlash( 5550 getDefaultDisplayContentLocked().getDisplay(), mFxSession); 5551 } 5552 mStrictModeFlash.setVisibility(on); 5553 } finally { 5554 SurfaceControl.closeTransaction(); 5555 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 5556 "<<< CLOSE TRANSACTION showStrictModeViolation"); 5557 } 5558 } 5559 } 5560 5561 @Override 5562 public void setStrictModeVisualIndicatorPreference(String value) { 5563 SystemProperties.set(StrictMode.VISUAL_PROPERTY, value); 5564 } 5565 5566 /** 5567 * Takes a snapshot of the screen. In landscape mode this grabs the whole screen. 5568 * In portrait mode, it grabs the upper region of the screen based on the vertical dimension 5569 * of the target image. 5570 * 5571 * @param displayId the Display to take a screenshot of. 5572 * @param width the width of the target bitmap 5573 * @param height the height of the target bitmap 5574 * @param force565 if true the returned bitmap will be RGB_565, otherwise it 5575 * will be the same config as the surface 5576 */ 5577 @Override 5578 public Bitmap screenshotApplications(IBinder appToken, int displayId, int width, 5579 int height, boolean force565) { 5580 if (!checkCallingPermission(android.Manifest.permission.READ_FRAME_BUFFER, 5581 "screenshotApplications()")) { 5582 throw new SecurityException("Requires READ_FRAME_BUFFER permission"); 5583 } 5584 5585 Bitmap rawss = null; 5586 5587 int maxLayer = 0; 5588 final Rect frame = new Rect(); 5589 5590 float scale = 0; 5591 int dw, dh; 5592 int rot = Surface.ROTATION_0; 5593 5594 boolean screenshotReady; 5595 int minLayer; 5596 if (appToken == null) { 5597 screenshotReady = true; 5598 minLayer = 0; 5599 } else { 5600 screenshotReady = false; 5601 minLayer = Integer.MAX_VALUE; 5602 } 5603 5604 int retryCount = 0; 5605 WindowState appWin = null; 5606 5607 do { 5608 if (retryCount++ > 0) { 5609 try { 5610 Thread.sleep(100); 5611 } catch (InterruptedException e) { 5612 } 5613 } 5614 synchronized(mWindowMap) { 5615 final DisplayContent displayContent = getDisplayContentLocked(displayId); 5616 if (displayContent == null) { 5617 return null; 5618 } 5619 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 5620 dw = displayInfo.logicalWidth; 5621 dh = displayInfo.logicalHeight; 5622 5623 int aboveAppLayer = mPolicy.windowTypeToLayerLw(TYPE_APPLICATION) 5624 * TYPE_LAYER_MULTIPLIER + TYPE_LAYER_OFFSET; 5625 aboveAppLayer += TYPE_LAYER_MULTIPLIER; 5626 5627 boolean isImeTarget = mInputMethodTarget != null 5628 && mInputMethodTarget.mAppToken != null 5629 && mInputMethodTarget.mAppToken.appToken != null 5630 && mInputMethodTarget.mAppToken.appToken.asBinder() == appToken; 5631 5632 // Figure out the part of the screen that is actually the app. 5633 boolean including = false; 5634 appWin = null; 5635 final WindowList windows = displayContent.getWindowList(); 5636 final Rect stackBounds = new Rect(); 5637 for (int i = windows.size() - 1; i >= 0; i--) { 5638 WindowState ws = windows.get(i); 5639 if (!ws.mHasSurface) { 5640 continue; 5641 } 5642 if (ws.mLayer >= aboveAppLayer) { 5643 continue; 5644 } 5645 // When we will skip windows: when we are not including 5646 // ones behind a window we didn't skip, and we are actually 5647 // taking a screenshot of a specific app. 5648 if (!including && appToken != null) { 5649 // Also, we can possibly skip this window if it is not 5650 // an IME target or the application for the screenshot 5651 // is not the current IME target. 5652 if (!ws.mIsImWindow || !isImeTarget) { 5653 // And finally, this window is of no interest if it 5654 // is not associated with the screenshot app. 5655 if (ws.mAppToken == null || ws.mAppToken.token != appToken) { 5656 continue; 5657 } 5658 appWin = ws; 5659 ws.getStackBounds(stackBounds); 5660 } 5661 } 5662 5663 // We keep on including windows until we go past a full-screen 5664 // window. 5665 including = !ws.mIsImWindow && !ws.isFullscreen(dw, dh); 5666 5667 final WindowStateAnimator winAnim = ws.mWinAnimator; 5668 if (maxLayer < winAnim.mSurfaceLayer) { 5669 maxLayer = winAnim.mSurfaceLayer; 5670 } 5671 if (minLayer > winAnim.mSurfaceLayer) { 5672 minLayer = winAnim.mSurfaceLayer; 5673 } 5674 5675 // Don't include wallpaper in bounds calculation 5676 if (!ws.mIsWallpaper) { 5677 final Rect wf = ws.mFrame; 5678 final Rect cr = ws.mContentInsets; 5679 int left = wf.left + cr.left; 5680 int top = wf.top + cr.top; 5681 int right = wf.right - cr.right; 5682 int bottom = wf.bottom - cr.bottom; 5683 frame.union(left, top, right, bottom); 5684 frame.intersect(stackBounds); 5685 } 5686 5687 if (ws.mAppToken != null && ws.mAppToken.token == appToken && 5688 ws.isDisplayedLw()) { 5689 screenshotReady = true; 5690 } 5691 } 5692 5693 if (appToken != null && appWin == null) { 5694 // Can't find a window to snapshot. 5695 if (DEBUG_SCREENSHOT) Slog.i(TAG, 5696 "Screenshot: Couldn't find a surface matching " + appToken); 5697 return null; 5698 } 5699 if (!screenshotReady) { 5700 // Delay and hope that window gets drawn. 5701 if (DEBUG_SCREENSHOT) Slog.i(TAG, "Screenshot: No image ready for " + appToken 5702 + ", " + appWin + " drawState=" + appWin.mWinAnimator.mDrawState); 5703 continue; 5704 } 5705 5706 // Constrain frame to the screen size. 5707 frame.intersect(0, 0, dw, dh); 5708 5709 if (frame.isEmpty() || maxLayer == 0) { 5710 if (DEBUG_SCREENSHOT) Slog.i(TAG, "Screenshot of " + appToken 5711 + ": returning null frame=" + frame.toShortString() + " maxLayer=" 5712 + maxLayer); 5713 return null; 5714 } 5715 5716 // The screenshot API does not apply the current screen rotation. 5717 rot = getDefaultDisplayContentLocked().getDisplay().getRotation(); 5718 int fw = frame.width(); 5719 int fh = frame.height(); 5720 5721 // Constrain thumbnail to smaller of screen width or height. Assumes aspect 5722 // of thumbnail is the same as the screen (in landscape) or square. 5723 scale = Math.max(width / (float) fw, height / (float) fh); 5724 /* 5725 float targetWidthScale = width / (float) fw; 5726 float targetHeightScale = height / (float) fh; 5727 if (fw <= fh) { 5728 scale = targetWidthScale; 5729 // If aspect of thumbnail is the same as the screen (in landscape), 5730 // select the slightly larger value so we fill the entire bitmap 5731 if (targetHeightScale > scale && (int) (targetHeightScale * fw) == width) { 5732 scale = targetHeightScale; 5733 } 5734 } else { 5735 scale = targetHeightScale; 5736 // If aspect of thumbnail is the same as the screen (in landscape), 5737 // select the slightly larger value so we fill the entire bitmap 5738 if (targetWidthScale > scale && (int) (targetWidthScale * fh) == height) { 5739 scale = targetWidthScale; 5740 } 5741 } 5742 */ 5743 5744 // The screen shot will contain the entire screen. 5745 dw = (int)(dw*scale); 5746 dh = (int)(dh*scale); 5747 if (rot == Surface.ROTATION_90 || rot == Surface.ROTATION_270) { 5748 int tmp = dw; 5749 dw = dh; 5750 dh = tmp; 5751 rot = (rot == Surface.ROTATION_90) ? Surface.ROTATION_270 : Surface.ROTATION_90; 5752 } 5753 if (DEBUG_SCREENSHOT) { 5754 Slog.i(TAG, "Screenshot: " + dw + "x" + dh + " from " + minLayer + " to " 5755 + maxLayer + " appToken=" + appToken); 5756 for (int i = 0; i < windows.size(); i++) { 5757 WindowState win = windows.get(i); 5758 Slog.i(TAG, win + ": " + win.mLayer 5759 + " animLayer=" + win.mWinAnimator.mAnimLayer 5760 + " surfaceLayer=" + win.mWinAnimator.mSurfaceLayer); 5761 } 5762 } 5763 rawss = SurfaceControl.screenshot(dw, dh, minLayer, maxLayer); 5764 } 5765 } while (!screenshotReady && retryCount <= MAX_SCREENSHOT_RETRIES); 5766 if (retryCount > MAX_SCREENSHOT_RETRIES) Slog.i(TAG, "Screenshot max retries " + 5767 retryCount + " of " + appToken + " appWin=" + (appWin == null ? 5768 "null" : (appWin + " drawState=" + appWin.mWinAnimator.mDrawState))); 5769 5770 if (rawss == null) { 5771 Slog.w(TAG, "Screenshot failure taking screenshot for (" + dw + "x" + dh 5772 + ") to layer " + maxLayer); 5773 return null; 5774 } 5775 5776 Bitmap bm = Bitmap.createBitmap(width, height, force565 ? Config.RGB_565 : rawss.getConfig()); 5777 frame.scale(scale); 5778 Matrix matrix = new Matrix(); 5779 ScreenRotationAnimation.createRotationMatrix(rot, dw, dh, matrix); 5780 // TODO: Test for RTL vs. LTR and use frame.right-width instead of -frame.left 5781 matrix.postTranslate(-FloatMath.ceil(frame.left), -FloatMath.ceil(frame.top)); 5782 Canvas canvas = new Canvas(bm); 5783 canvas.drawColor(0xFF000000); 5784 canvas.drawBitmap(rawss, matrix, null); 5785 canvas.setBitmap(null); 5786 5787 if (DEBUG_SCREENSHOT) { 5788 // TEST IF IT's ALL BLACK 5789 int[] buffer = new int[bm.getWidth() * bm.getHeight()]; 5790 bm.getPixels(buffer, 0, bm.getWidth(), 0, 0, bm.getWidth(), bm.getHeight()); 5791 boolean allBlack = true; 5792 final int firstColor = buffer[0]; 5793 for (int i = 0; i < buffer.length; i++) { 5794 if (buffer[i] != firstColor) { 5795 allBlack = false; 5796 break; 5797 } 5798 } 5799 if (allBlack) { 5800 Slog.i(TAG, "Screenshot " + appWin + " was monochrome(" + 5801 Integer.toHexString(firstColor) + ")! mSurfaceLayer=" + 5802 (appWin != null ? appWin.mWinAnimator.mSurfaceLayer : "null") + 5803 " minLayer=" + minLayer + " maxLayer=" + maxLayer); 5804 } 5805 } 5806 5807 rawss.recycle(); 5808 return bm; 5809 } 5810 5811 /** 5812 * Freeze rotation changes. (Enable "rotation lock".) 5813 * Persists across reboots. 5814 * @param rotation The desired rotation to freeze to, or -1 to use the 5815 * current rotation. 5816 */ 5817 @Override 5818 public void freezeRotation(int rotation) { 5819 if (!checkCallingPermission(android.Manifest.permission.SET_ORIENTATION, 5820 "freezeRotation()")) { 5821 throw new SecurityException("Requires SET_ORIENTATION permission"); 5822 } 5823 if (rotation < -1 || rotation > Surface.ROTATION_270) { 5824 throw new IllegalArgumentException("Rotation argument must be -1 or a valid " 5825 + "rotation constant."); 5826 } 5827 5828 if (DEBUG_ORIENTATION) Slog.v(TAG, "freezeRotation: mRotation=" + mRotation); 5829 5830 long origId = Binder.clearCallingIdentity(); 5831 try { 5832 mPolicy.setUserRotationMode(WindowManagerPolicy.USER_ROTATION_LOCKED, 5833 rotation == -1 ? mRotation : rotation); 5834 } finally { 5835 Binder.restoreCallingIdentity(origId); 5836 } 5837 5838 updateRotationUnchecked(false, false); 5839 } 5840 5841 /** 5842 * Thaw rotation changes. (Disable "rotation lock".) 5843 * Persists across reboots. 5844 */ 5845 @Override 5846 public void thawRotation() { 5847 if (!checkCallingPermission(android.Manifest.permission.SET_ORIENTATION, 5848 "thawRotation()")) { 5849 throw new SecurityException("Requires SET_ORIENTATION permission"); 5850 } 5851 5852 if (DEBUG_ORIENTATION) Slog.v(TAG, "thawRotation: mRotation=" + mRotation); 5853 5854 long origId = Binder.clearCallingIdentity(); 5855 try { 5856 mPolicy.setUserRotationMode(WindowManagerPolicy.USER_ROTATION_FREE, 5857 777); // rot not used 5858 } finally { 5859 Binder.restoreCallingIdentity(origId); 5860 } 5861 5862 updateRotationUnchecked(false, false); 5863 } 5864 5865 /** 5866 * Recalculate the current rotation. 5867 * 5868 * Called by the window manager policy whenever the state of the system changes 5869 * such that the current rotation might need to be updated, such as when the 5870 * device is docked or rotated into a new posture. 5871 */ 5872 @Override 5873 public void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout) { 5874 updateRotationUnchecked(alwaysSendConfiguration, forceRelayout); 5875 } 5876 5877 /** 5878 * Temporarily pauses rotation changes until resumed. 5879 * 5880 * This can be used to prevent rotation changes from occurring while the user is 5881 * performing certain operations, such as drag and drop. 5882 * 5883 * This call nests and must be matched by an equal number of calls to 5884 * {@link #resumeRotationLocked}. 5885 */ 5886 void pauseRotationLocked() { 5887 mDeferredRotationPauseCount += 1; 5888 } 5889 5890 /** 5891 * Resumes normal rotation changes after being paused. 5892 */ 5893 void resumeRotationLocked() { 5894 if (mDeferredRotationPauseCount > 0) { 5895 mDeferredRotationPauseCount -= 1; 5896 if (mDeferredRotationPauseCount == 0) { 5897 boolean changed = updateRotationUncheckedLocked(false); 5898 if (changed) { 5899 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 5900 } 5901 } 5902 } 5903 } 5904 5905 public void updateRotationUnchecked(boolean alwaysSendConfiguration, boolean forceRelayout) { 5906 if(DEBUG_ORIENTATION) Slog.v(TAG, "updateRotationUnchecked(" 5907 + "alwaysSendConfiguration=" + alwaysSendConfiguration + ")"); 5908 5909 long origId = Binder.clearCallingIdentity(); 5910 boolean changed; 5911 synchronized(mWindowMap) { 5912 changed = updateRotationUncheckedLocked(false); 5913 if (!changed || forceRelayout) { 5914 getDefaultDisplayContentLocked().layoutNeeded = true; 5915 performLayoutAndPlaceSurfacesLocked(); 5916 } 5917 } 5918 5919 if (changed || alwaysSendConfiguration) { 5920 sendNewConfiguration(); 5921 } 5922 5923 Binder.restoreCallingIdentity(origId); 5924 } 5925 5926 // TODO(multidisplay): Rotate any display? 5927 /** 5928 * Updates the current rotation. 5929 * 5930 * Returns true if the rotation has been changed. In this case YOU 5931 * MUST CALL sendNewConfiguration() TO UNFREEZE THE SCREEN. 5932 */ 5933 public boolean updateRotationUncheckedLocked(boolean inTransaction) { 5934 if (mDeferredRotationPauseCount > 0) { 5935 // Rotation updates have been paused temporarily. Defer the update until 5936 // updates have been resumed. 5937 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, rotation is paused."); 5938 return false; 5939 } 5940 5941 ScreenRotationAnimation screenRotationAnimation = 5942 mAnimator.getScreenRotationAnimationLocked(Display.DEFAULT_DISPLAY); 5943 if (screenRotationAnimation != null && screenRotationAnimation.isAnimating()) { 5944 // Rotation updates cannot be performed while the previous rotation change 5945 // animation is still in progress. Skip this update. We will try updating 5946 // again after the animation is finished and the display is unfrozen. 5947 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, animation in progress."); 5948 return false; 5949 } 5950 5951 if (!mDisplayEnabled) { 5952 // No point choosing a rotation if the display is not enabled. 5953 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, display is not enabled."); 5954 return false; 5955 } 5956 5957 // TODO: Implement forced rotation changes. 5958 // Set mAltOrientation to indicate that the application is receiving 5959 // an orientation that has different metrics than it expected. 5960 // eg. Portrait instead of Landscape. 5961 5962 int rotation = mPolicy.rotationForOrientationLw(mForcedAppOrientation, mRotation); 5963 boolean altOrientation = !mPolicy.rotationHasCompatibleMetricsLw( 5964 mForcedAppOrientation, rotation); 5965 5966 if (DEBUG_ORIENTATION) { 5967 Slog.v(TAG, "Application requested orientation " 5968 + mForcedAppOrientation + ", got rotation " + rotation 5969 + " which has " + (altOrientation ? "incompatible" : "compatible") 5970 + " metrics"); 5971 } 5972 5973 if (mRotation == rotation && mAltOrientation == altOrientation) { 5974 // No change. 5975 return false; 5976 } 5977 5978 if (DEBUG_ORIENTATION) { 5979 Slog.v(TAG, 5980 "Rotation changed to " + rotation + (altOrientation ? " (alt)" : "") 5981 + " from " + mRotation + (mAltOrientation ? " (alt)" : "") 5982 + ", forceApp=" + mForcedAppOrientation); 5983 } 5984 5985 mRotation = rotation; 5986 mAltOrientation = altOrientation; 5987 mPolicy.setRotationLw(mRotation); 5988 5989 mWindowsFreezingScreen = true; 5990 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 5991 mH.sendEmptyMessageDelayed(H.WINDOW_FREEZE_TIMEOUT, WINDOW_FREEZE_TIMEOUT_DURATION); 5992 mWaitingForConfig = true; 5993 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 5994 displayContent.layoutNeeded = true; 5995 final int[] anim = new int[2]; 5996 if (displayContent.isDimming()) { 5997 anim[0] = anim[1] = 0; 5998 } else { 5999 mPolicy.selectRotationAnimationLw(anim); 6000 } 6001 startFreezingDisplayLocked(inTransaction, anim[0], anim[1]); 6002 // startFreezingDisplayLocked can reset the ScreenRotationAnimation. 6003 screenRotationAnimation = 6004 mAnimator.getScreenRotationAnimationLocked(Display.DEFAULT_DISPLAY); 6005 6006 // We need to update our screen size information to match the new 6007 // rotation. Note that this is redundant with the later call to 6008 // sendNewConfiguration() that must be called after this function 6009 // returns... however we need to do the screen size part of that 6010 // before then so we have the correct size to use when initializing 6011 // the rotation animation for the new rotation. 6012 computeScreenConfigurationLocked(null); 6013 6014 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 6015 if (!inTransaction) { 6016 if (SHOW_TRANSACTIONS) { 6017 Slog.i(TAG, ">>> OPEN TRANSACTION setRotationUnchecked"); 6018 } 6019 SurfaceControl.openTransaction(); 6020 } 6021 try { 6022 // NOTE: We disable the rotation in the emulator because 6023 // it doesn't support hardware OpenGL emulation yet. 6024 if (CUSTOM_SCREEN_ROTATION && screenRotationAnimation != null 6025 && screenRotationAnimation.hasScreenshot()) { 6026 if (screenRotationAnimation.setRotationInTransaction( 6027 rotation, mFxSession, 6028 MAX_ANIMATION_DURATION, mTransitionAnimationScale, 6029 displayInfo.logicalWidth, displayInfo.logicalHeight)) { 6030 scheduleAnimationLocked(); 6031 } 6032 } 6033 6034 mDisplayManagerInternal.performTraversalInTransactionFromWindowManager(); 6035 } finally { 6036 if (!inTransaction) { 6037 SurfaceControl.closeTransaction(); 6038 if (SHOW_LIGHT_TRANSACTIONS) { 6039 Slog.i(TAG, "<<< CLOSE TRANSACTION setRotationUnchecked"); 6040 } 6041 } 6042 } 6043 6044 final WindowList windows = displayContent.getWindowList(); 6045 for (int i = windows.size() - 1; i >= 0; i--) { 6046 WindowState w = windows.get(i); 6047 if (w.mHasSurface) { 6048 if (DEBUG_ORIENTATION) Slog.v(TAG, "Set mOrientationChanging of " + w); 6049 w.mOrientationChanging = true; 6050 mInnerFields.mOrientationChangeComplete = false; 6051 } 6052 w.mLastFreezeDuration = 0; 6053 } 6054 6055 for (int i=mRotationWatchers.size()-1; i>=0; i--) { 6056 try { 6057 mRotationWatchers.get(i).onRotationChanged(rotation); 6058 } catch (RemoteException e) { 6059 } 6060 } 6061 6062 //TODO (multidisplay): Magnification is supported only for the default display. 6063 if (mDisplayMagnifier != null 6064 && displayContent.getDisplayId() == Display.DEFAULT_DISPLAY) { 6065 mDisplayMagnifier.onRotationChangedLocked(getDefaultDisplayContentLocked(), rotation); 6066 } 6067 6068 return true; 6069 } 6070 6071 @Override 6072 public int getRotation() { 6073 return mRotation; 6074 } 6075 6076 @Override 6077 public boolean isRotationFrozen() { 6078 return mPolicy.getUserRotationMode() == WindowManagerPolicy.USER_ROTATION_LOCKED; 6079 } 6080 6081 @Override 6082 public int watchRotation(IRotationWatcher watcher) { 6083 final IBinder watcherBinder = watcher.asBinder(); 6084 IBinder.DeathRecipient dr = new IBinder.DeathRecipient() { 6085 @Override 6086 public void binderDied() { 6087 synchronized (mWindowMap) { 6088 for (int i=0; i<mRotationWatchers.size(); i++) { 6089 if (watcherBinder == mRotationWatchers.get(i).asBinder()) { 6090 IRotationWatcher removed = mRotationWatchers.remove(i); 6091 if (removed != null) { 6092 removed.asBinder().unlinkToDeath(this, 0); 6093 } 6094 i--; 6095 } 6096 } 6097 } 6098 } 6099 }; 6100 6101 synchronized (mWindowMap) { 6102 try { 6103 watcher.asBinder().linkToDeath(dr, 0); 6104 mRotationWatchers.add(watcher); 6105 } catch (RemoteException e) { 6106 // Client died, no cleanup needed. 6107 } 6108 6109 return mRotation; 6110 } 6111 } 6112 6113 @Override 6114 public void removeRotationWatcher(IRotationWatcher watcher) { 6115 final IBinder watcherBinder = watcher.asBinder(); 6116 synchronized (mWindowMap) { 6117 for (int i=0; i<mRotationWatchers.size(); i++) { 6118 if (watcherBinder == mRotationWatchers.get(i).asBinder()) { 6119 mRotationWatchers.remove(i); 6120 i--; 6121 } 6122 } 6123 } 6124 } 6125 6126 /** 6127 * Apps that use the compact menu panel (as controlled by the panelMenuIsCompact 6128 * theme attribute) on devices that feature a physical options menu key attempt to position 6129 * their menu panel window along the edge of the screen nearest the physical menu key. 6130 * This lowers the travel distance between invoking the menu panel and selecting 6131 * a menu option. 6132 * 6133 * This method helps control where that menu is placed. Its current implementation makes 6134 * assumptions about the menu key and its relationship to the screen based on whether 6135 * the device's natural orientation is portrait (width < height) or landscape. 6136 * 6137 * The menu key is assumed to be located along the bottom edge of natural-portrait 6138 * devices and along the right edge of natural-landscape devices. If these assumptions 6139 * do not hold for the target device, this method should be changed to reflect that. 6140 * 6141 * @return A {@link Gravity} value for placing the options menu window 6142 */ 6143 @Override 6144 public int getPreferredOptionsPanelGravity() { 6145 synchronized (mWindowMap) { 6146 final int rotation = getRotation(); 6147 6148 // TODO(multidisplay): Assume that such devices physical keys are on the main screen. 6149 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6150 if (displayContent.mInitialDisplayWidth < displayContent.mInitialDisplayHeight) { 6151 // On devices with a natural orientation of portrait 6152 switch (rotation) { 6153 default: 6154 case Surface.ROTATION_0: 6155 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6156 case Surface.ROTATION_90: 6157 return Gravity.RIGHT | Gravity.BOTTOM; 6158 case Surface.ROTATION_180: 6159 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6160 case Surface.ROTATION_270: 6161 return Gravity.START | Gravity.BOTTOM; 6162 } 6163 } 6164 6165 // On devices with a natural orientation of landscape 6166 switch (rotation) { 6167 default: 6168 case Surface.ROTATION_0: 6169 return Gravity.RIGHT | Gravity.BOTTOM; 6170 case Surface.ROTATION_90: 6171 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6172 case Surface.ROTATION_180: 6173 return Gravity.START | Gravity.BOTTOM; 6174 case Surface.ROTATION_270: 6175 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6176 } 6177 } 6178 } 6179 6180 /** 6181 * Starts the view server on the specified port. 6182 * 6183 * @param port The port to listener to. 6184 * 6185 * @return True if the server was successfully started, false otherwise. 6186 * 6187 * @see com.android.server.wm.ViewServer 6188 * @see com.android.server.wm.ViewServer#VIEW_SERVER_DEFAULT_PORT 6189 */ 6190 @Override 6191 public boolean startViewServer(int port) { 6192 if (isSystemSecure()) { 6193 return false; 6194 } 6195 6196 if (!checkCallingPermission(Manifest.permission.DUMP, "startViewServer")) { 6197 return false; 6198 } 6199 6200 if (port < 1024) { 6201 return false; 6202 } 6203 6204 if (mViewServer != null) { 6205 if (!mViewServer.isRunning()) { 6206 try { 6207 return mViewServer.start(); 6208 } catch (IOException e) { 6209 Slog.w(TAG, "View server did not start"); 6210 } 6211 } 6212 return false; 6213 } 6214 6215 try { 6216 mViewServer = new ViewServer(this, port); 6217 return mViewServer.start(); 6218 } catch (IOException e) { 6219 Slog.w(TAG, "View server did not start"); 6220 } 6221 return false; 6222 } 6223 6224 private boolean isSystemSecure() { 6225 return "1".equals(SystemProperties.get(SYSTEM_SECURE, "1")) && 6226 "0".equals(SystemProperties.get(SYSTEM_DEBUGGABLE, "0")); 6227 } 6228 6229 /** 6230 * Stops the view server if it exists. 6231 * 6232 * @return True if the server stopped, false if it wasn't started or 6233 * couldn't be stopped. 6234 * 6235 * @see com.android.server.wm.ViewServer 6236 */ 6237 @Override 6238 public boolean stopViewServer() { 6239 if (isSystemSecure()) { 6240 return false; 6241 } 6242 6243 if (!checkCallingPermission(Manifest.permission.DUMP, "stopViewServer")) { 6244 return false; 6245 } 6246 6247 if (mViewServer != null) { 6248 return mViewServer.stop(); 6249 } 6250 return false; 6251 } 6252 6253 /** 6254 * Indicates whether the view server is running. 6255 * 6256 * @return True if the server is running, false otherwise. 6257 * 6258 * @see com.android.server.wm.ViewServer 6259 */ 6260 @Override 6261 public boolean isViewServerRunning() { 6262 if (isSystemSecure()) { 6263 return false; 6264 } 6265 6266 if (!checkCallingPermission(Manifest.permission.DUMP, "isViewServerRunning")) { 6267 return false; 6268 } 6269 6270 return mViewServer != null && mViewServer.isRunning(); 6271 } 6272 6273 /** 6274 * Lists all availble windows in the system. The listing is written in the 6275 * specified Socket's output stream with the following syntax: 6276 * windowHashCodeInHexadecimal windowName 6277 * Each line of the ouput represents a different window. 6278 * 6279 * @param client The remote client to send the listing to. 6280 * @return False if an error occured, true otherwise. 6281 */ 6282 boolean viewServerListWindows(Socket client) { 6283 if (isSystemSecure()) { 6284 return false; 6285 } 6286 6287 boolean result = true; 6288 6289 WindowList windows = new WindowList(); 6290 synchronized (mWindowMap) { 6291 //noinspection unchecked 6292 final int numDisplays = mDisplayContents.size(); 6293 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 6294 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 6295 windows.addAll(displayContent.getWindowList()); 6296 } 6297 } 6298 6299 BufferedWriter out = null; 6300 6301 // Any uncaught exception will crash the system process 6302 try { 6303 OutputStream clientStream = client.getOutputStream(); 6304 out = new BufferedWriter(new OutputStreamWriter(clientStream), 8 * 1024); 6305 6306 final int count = windows.size(); 6307 for (int i = 0; i < count; i++) { 6308 final WindowState w = windows.get(i); 6309 out.write(Integer.toHexString(System.identityHashCode(w))); 6310 out.write(' '); 6311 out.append(w.mAttrs.getTitle()); 6312 out.write('\n'); 6313 } 6314 6315 out.write("DONE.\n"); 6316 out.flush(); 6317 } catch (Exception e) { 6318 result = false; 6319 } finally { 6320 if (out != null) { 6321 try { 6322 out.close(); 6323 } catch (IOException e) { 6324 result = false; 6325 } 6326 } 6327 } 6328 6329 return result; 6330 } 6331 6332 // TODO(multidisplay): Extend to multiple displays. 6333 /** 6334 * Returns the focused window in the following format: 6335 * windowHashCodeInHexadecimal windowName 6336 * 6337 * @param client The remote client to send the listing to. 6338 * @return False if an error occurred, true otherwise. 6339 */ 6340 boolean viewServerGetFocusedWindow(Socket client) { 6341 if (isSystemSecure()) { 6342 return false; 6343 } 6344 6345 boolean result = true; 6346 6347 WindowState focusedWindow = getFocusedWindow(); 6348 6349 BufferedWriter out = null; 6350 6351 // Any uncaught exception will crash the system process 6352 try { 6353 OutputStream clientStream = client.getOutputStream(); 6354 out = new BufferedWriter(new OutputStreamWriter(clientStream), 8 * 1024); 6355 6356 if(focusedWindow != null) { 6357 out.write(Integer.toHexString(System.identityHashCode(focusedWindow))); 6358 out.write(' '); 6359 out.append(focusedWindow.mAttrs.getTitle()); 6360 } 6361 out.write('\n'); 6362 out.flush(); 6363 } catch (Exception e) { 6364 result = false; 6365 } finally { 6366 if (out != null) { 6367 try { 6368 out.close(); 6369 } catch (IOException e) { 6370 result = false; 6371 } 6372 } 6373 } 6374 6375 return result; 6376 } 6377 6378 /** 6379 * Sends a command to a target window. The result of the command, if any, will be 6380 * written in the output stream of the specified socket. 6381 * 6382 * The parameters must follow this syntax: 6383 * windowHashcode extra 6384 * 6385 * Where XX is the length in characeters of the windowTitle. 6386 * 6387 * The first parameter is the target window. The window with the specified hashcode 6388 * will be the target. If no target can be found, nothing happens. The extra parameters 6389 * will be delivered to the target window and as parameters to the command itself. 6390 * 6391 * @param client The remote client to sent the result, if any, to. 6392 * @param command The command to execute. 6393 * @param parameters The command parameters. 6394 * 6395 * @return True if the command was successfully delivered, false otherwise. This does 6396 * not indicate whether the command itself was successful. 6397 */ 6398 boolean viewServerWindowCommand(Socket client, String command, String parameters) { 6399 if (isSystemSecure()) { 6400 return false; 6401 } 6402 6403 boolean success = true; 6404 Parcel data = null; 6405 Parcel reply = null; 6406 6407 BufferedWriter out = null; 6408 6409 // Any uncaught exception will crash the system process 6410 try { 6411 // Find the hashcode of the window 6412 int index = parameters.indexOf(' '); 6413 if (index == -1) { 6414 index = parameters.length(); 6415 } 6416 final String code = parameters.substring(0, index); 6417 int hashCode = (int) Long.parseLong(code, 16); 6418 6419 // Extract the command's parameter after the window description 6420 if (index < parameters.length()) { 6421 parameters = parameters.substring(index + 1); 6422 } else { 6423 parameters = ""; 6424 } 6425 6426 final WindowState window = findWindow(hashCode); 6427 if (window == null) { 6428 return false; 6429 } 6430 6431 data = Parcel.obtain(); 6432 data.writeInterfaceToken("android.view.IWindow"); 6433 data.writeString(command); 6434 data.writeString(parameters); 6435 data.writeInt(1); 6436 ParcelFileDescriptor.fromSocket(client).writeToParcel(data, 0); 6437 6438 reply = Parcel.obtain(); 6439 6440 final IBinder binder = window.mClient.asBinder(); 6441 // TODO: GET THE TRANSACTION CODE IN A SAFER MANNER 6442 binder.transact(IBinder.FIRST_CALL_TRANSACTION, data, reply, 0); 6443 6444 reply.readException(); 6445 6446 if (!client.isOutputShutdown()) { 6447 out = new BufferedWriter(new OutputStreamWriter(client.getOutputStream())); 6448 out.write("DONE\n"); 6449 out.flush(); 6450 } 6451 6452 } catch (Exception e) { 6453 Slog.w(TAG, "Could not send command " + command + " with parameters " + parameters, e); 6454 success = false; 6455 } finally { 6456 if (data != null) { 6457 data.recycle(); 6458 } 6459 if (reply != null) { 6460 reply.recycle(); 6461 } 6462 if (out != null) { 6463 try { 6464 out.close(); 6465 } catch (IOException e) { 6466 6467 } 6468 } 6469 } 6470 6471 return success; 6472 } 6473 6474 public void addWindowChangeListener(WindowChangeListener listener) { 6475 synchronized(mWindowMap) { 6476 mWindowChangeListeners.add(listener); 6477 } 6478 } 6479 6480 public void removeWindowChangeListener(WindowChangeListener listener) { 6481 synchronized(mWindowMap) { 6482 mWindowChangeListeners.remove(listener); 6483 } 6484 } 6485 6486 private void notifyWindowsChanged() { 6487 WindowChangeListener[] windowChangeListeners; 6488 synchronized(mWindowMap) { 6489 if(mWindowChangeListeners.isEmpty()) { 6490 return; 6491 } 6492 windowChangeListeners = new WindowChangeListener[mWindowChangeListeners.size()]; 6493 windowChangeListeners = mWindowChangeListeners.toArray(windowChangeListeners); 6494 } 6495 int N = windowChangeListeners.length; 6496 for(int i = 0; i < N; i++) { 6497 windowChangeListeners[i].windowsChanged(); 6498 } 6499 } 6500 6501 private void notifyFocusChanged() { 6502 WindowChangeListener[] windowChangeListeners; 6503 synchronized(mWindowMap) { 6504 if(mWindowChangeListeners.isEmpty()) { 6505 return; 6506 } 6507 windowChangeListeners = new WindowChangeListener[mWindowChangeListeners.size()]; 6508 windowChangeListeners = mWindowChangeListeners.toArray(windowChangeListeners); 6509 } 6510 int N = windowChangeListeners.length; 6511 for(int i = 0; i < N; i++) { 6512 windowChangeListeners[i].focusChanged(); 6513 } 6514 } 6515 6516 private WindowState findWindow(int hashCode) { 6517 if (hashCode == -1) { 6518 // TODO(multidisplay): Extend to multiple displays. 6519 return getFocusedWindow(); 6520 } 6521 6522 synchronized (mWindowMap) { 6523 final int numDisplays = mDisplayContents.size(); 6524 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 6525 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 6526 final int numWindows = windows.size(); 6527 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 6528 final WindowState w = windows.get(winNdx); 6529 if (System.identityHashCode(w) == hashCode) { 6530 return w; 6531 } 6532 } 6533 } 6534 } 6535 6536 return null; 6537 } 6538 6539 /* 6540 * Instruct the Activity Manager to fetch the current configuration and broadcast 6541 * that to config-changed listeners if appropriate. 6542 */ 6543 void sendNewConfiguration() { 6544 try { 6545 mActivityManager.updateConfiguration(null); 6546 } catch (RemoteException e) { 6547 } 6548 } 6549 6550 public Configuration computeNewConfiguration() { 6551 synchronized (mWindowMap) { 6552 Configuration config = computeNewConfigurationLocked(); 6553 if (config == null && mWaitingForConfig) { 6554 // Nothing changed but we are waiting for something... stop that! 6555 mWaitingForConfig = false; 6556 mLastFinishedFreezeSource = "new-config"; 6557 performLayoutAndPlaceSurfacesLocked(); 6558 } 6559 return config; 6560 } 6561 } 6562 6563 Configuration computeNewConfigurationLocked() { 6564 Configuration config = new Configuration(); 6565 config.fontScale = 0; 6566 if (!computeScreenConfigurationLocked(config)) { 6567 return null; 6568 } 6569 return config; 6570 } 6571 6572 private void adjustDisplaySizeRanges(DisplayInfo displayInfo, int rotation, int dw, int dh) { 6573 // TODO: Multidisplay: for now only use with default display. 6574 final int width = mPolicy.getConfigDisplayWidth(dw, dh, rotation); 6575 if (width < displayInfo.smallestNominalAppWidth) { 6576 displayInfo.smallestNominalAppWidth = width; 6577 } 6578 if (width > displayInfo.largestNominalAppWidth) { 6579 displayInfo.largestNominalAppWidth = width; 6580 } 6581 final int height = mPolicy.getConfigDisplayHeight(dw, dh, rotation); 6582 if (height < displayInfo.smallestNominalAppHeight) { 6583 displayInfo.smallestNominalAppHeight = height; 6584 } 6585 if (height > displayInfo.largestNominalAppHeight) { 6586 displayInfo.largestNominalAppHeight = height; 6587 } 6588 } 6589 6590 private int reduceConfigLayout(int curLayout, int rotation, float density, 6591 int dw, int dh) { 6592 // TODO: Multidisplay: for now only use with default display. 6593 // Get the app screen size at this rotation. 6594 int w = mPolicy.getNonDecorDisplayWidth(dw, dh, rotation); 6595 int h = mPolicy.getNonDecorDisplayHeight(dw, dh, rotation); 6596 6597 // Compute the screen layout size class for this rotation. 6598 int longSize = w; 6599 int shortSize = h; 6600 if (longSize < shortSize) { 6601 int tmp = longSize; 6602 longSize = shortSize; 6603 shortSize = tmp; 6604 } 6605 longSize = (int)(longSize/density); 6606 shortSize = (int)(shortSize/density); 6607 return Configuration.reduceScreenLayout(curLayout, longSize, shortSize); 6608 } 6609 6610 private void computeSizeRangesAndScreenLayout(DisplayInfo displayInfo, boolean rotated, 6611 int dw, int dh, float density, Configuration outConfig) { 6612 // TODO: Multidisplay: for now only use with default display. 6613 6614 // We need to determine the smallest width that will occur under normal 6615 // operation. To this, start with the base screen size and compute the 6616 // width under the different possible rotations. We need to un-rotate 6617 // the current screen dimensions before doing this. 6618 int unrotDw, unrotDh; 6619 if (rotated) { 6620 unrotDw = dh; 6621 unrotDh = dw; 6622 } else { 6623 unrotDw = dw; 6624 unrotDh = dh; 6625 } 6626 displayInfo.smallestNominalAppWidth = 1<<30; 6627 displayInfo.smallestNominalAppHeight = 1<<30; 6628 displayInfo.largestNominalAppWidth = 0; 6629 displayInfo.largestNominalAppHeight = 0; 6630 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_0, unrotDw, unrotDh); 6631 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_90, unrotDh, unrotDw); 6632 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_180, unrotDw, unrotDh); 6633 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_270, unrotDh, unrotDw); 6634 int sl = Configuration.resetScreenLayout(outConfig.screenLayout); 6635 sl = reduceConfigLayout(sl, Surface.ROTATION_0, density, unrotDw, unrotDh); 6636 sl = reduceConfigLayout(sl, Surface.ROTATION_90, density, unrotDh, unrotDw); 6637 sl = reduceConfigLayout(sl, Surface.ROTATION_180, density, unrotDw, unrotDh); 6638 sl = reduceConfigLayout(sl, Surface.ROTATION_270, density, unrotDh, unrotDw); 6639 outConfig.smallestScreenWidthDp = (int)(displayInfo.smallestNominalAppWidth / density); 6640 outConfig.screenLayout = sl; 6641 } 6642 6643 private int reduceCompatConfigWidthSize(int curSize, int rotation, DisplayMetrics dm, 6644 int dw, int dh) { 6645 // TODO: Multidisplay: for now only use with default display. 6646 dm.noncompatWidthPixels = mPolicy.getNonDecorDisplayWidth(dw, dh, rotation); 6647 dm.noncompatHeightPixels = mPolicy.getNonDecorDisplayHeight(dw, dh, rotation); 6648 float scale = CompatibilityInfo.computeCompatibleScaling(dm, null); 6649 int size = (int)(((dm.noncompatWidthPixels / scale) / dm.density) + .5f); 6650 if (curSize == 0 || size < curSize) { 6651 curSize = size; 6652 } 6653 return curSize; 6654 } 6655 6656 private int computeCompatSmallestWidth(boolean rotated, DisplayMetrics dm, int dw, int dh) { 6657 // TODO: Multidisplay: for now only use with default display. 6658 mTmpDisplayMetrics.setTo(dm); 6659 final DisplayMetrics tmpDm = mTmpDisplayMetrics; 6660 final int unrotDw, unrotDh; 6661 if (rotated) { 6662 unrotDw = dh; 6663 unrotDh = dw; 6664 } else { 6665 unrotDw = dw; 6666 unrotDh = dh; 6667 } 6668 int sw = reduceCompatConfigWidthSize(0, Surface.ROTATION_0, tmpDm, unrotDw, unrotDh); 6669 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_90, tmpDm, unrotDh, unrotDw); 6670 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_180, tmpDm, unrotDw, unrotDh); 6671 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_270, tmpDm, unrotDh, unrotDw); 6672 return sw; 6673 } 6674 6675 boolean computeScreenConfigurationLocked(Configuration config) { 6676 if (!mDisplayReady) { 6677 return false; 6678 } 6679 6680 // TODO(multidisplay): For now, apply Configuration to main screen only. 6681 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6682 6683 // Use the effective "visual" dimensions based on current rotation 6684 final boolean rotated = (mRotation == Surface.ROTATION_90 6685 || mRotation == Surface.ROTATION_270); 6686 final int realdw = rotated ? 6687 displayContent.mBaseDisplayHeight : displayContent.mBaseDisplayWidth; 6688 final int realdh = rotated ? 6689 displayContent.mBaseDisplayWidth : displayContent.mBaseDisplayHeight; 6690 int dw = realdw; 6691 int dh = realdh; 6692 6693 if (mAltOrientation) { 6694 if (realdw > realdh) { 6695 // Turn landscape into portrait. 6696 int maxw = (int)(realdh/1.3f); 6697 if (maxw < realdw) { 6698 dw = maxw; 6699 } 6700 } else { 6701 // Turn portrait into landscape. 6702 int maxh = (int)(realdw/1.3f); 6703 if (maxh < realdh) { 6704 dh = maxh; 6705 } 6706 } 6707 } 6708 6709 if (config != null) { 6710 config.orientation = (dw <= dh) ? Configuration.ORIENTATION_PORTRAIT : 6711 Configuration.ORIENTATION_LANDSCAPE; 6712 } 6713 6714 // Update application display metrics. 6715 final int appWidth = mPolicy.getNonDecorDisplayWidth(dw, dh, mRotation); 6716 final int appHeight = mPolicy.getNonDecorDisplayHeight(dw, dh, mRotation); 6717 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 6718 synchronized(displayContent.mDisplaySizeLock) { 6719 displayInfo.rotation = mRotation; 6720 displayInfo.logicalWidth = dw; 6721 displayInfo.logicalHeight = dh; 6722 displayInfo.logicalDensityDpi = displayContent.mBaseDisplayDensity; 6723 displayInfo.appWidth = appWidth; 6724 displayInfo.appHeight = appHeight; 6725 displayInfo.getLogicalMetrics(mRealDisplayMetrics, 6726 CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO, null); 6727 displayInfo.getAppMetrics(mDisplayMetrics); 6728 mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( 6729 displayContent.getDisplayId(), displayInfo); 6730 } 6731 if (false) { 6732 Slog.i(TAG, "Set app display size: " + appWidth + " x " + appHeight); 6733 } 6734 6735 final DisplayMetrics dm = mDisplayMetrics; 6736 mCompatibleScreenScale = CompatibilityInfo.computeCompatibleScaling(dm, 6737 mCompatDisplayMetrics); 6738 6739 if (config != null) { 6740 config.screenWidthDp = (int)(mPolicy.getConfigDisplayWidth(dw, dh, mRotation) 6741 / dm.density); 6742 config.screenHeightDp = (int)(mPolicy.getConfigDisplayHeight(dw, dh, mRotation) 6743 / dm.density); 6744 computeSizeRangesAndScreenLayout(displayInfo, rotated, dw, dh, dm.density, config); 6745 6746 config.compatScreenWidthDp = (int)(config.screenWidthDp / mCompatibleScreenScale); 6747 config.compatScreenHeightDp = (int)(config.screenHeightDp / mCompatibleScreenScale); 6748 config.compatSmallestScreenWidthDp = computeCompatSmallestWidth(rotated, dm, dw, dh); 6749 config.densityDpi = displayContent.mBaseDisplayDensity; 6750 6751 // Update the configuration based on available input devices, lid switch, 6752 // and platform configuration. 6753 config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; 6754 config.keyboard = Configuration.KEYBOARD_NOKEYS; 6755 config.navigation = Configuration.NAVIGATION_NONAV; 6756 6757 int keyboardPresence = 0; 6758 int navigationPresence = 0; 6759 final InputDevice[] devices = mInputManager.getInputDevices(); 6760 final int len = devices.length; 6761 for (int i = 0; i < len; i++) { 6762 InputDevice device = devices[i]; 6763 if (!device.isVirtual()) { 6764 final int sources = device.getSources(); 6765 final int presenceFlag = device.isExternal() ? 6766 WindowManagerPolicy.PRESENCE_EXTERNAL : 6767 WindowManagerPolicy.PRESENCE_INTERNAL; 6768 6769 if (mIsTouchDevice) { 6770 if ((sources & InputDevice.SOURCE_TOUCHSCREEN) == 6771 InputDevice.SOURCE_TOUCHSCREEN) { 6772 config.touchscreen = Configuration.TOUCHSCREEN_FINGER; 6773 } 6774 } else { 6775 config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; 6776 } 6777 6778 if ((sources & InputDevice.SOURCE_TRACKBALL) == InputDevice.SOURCE_TRACKBALL) { 6779 config.navigation = Configuration.NAVIGATION_TRACKBALL; 6780 navigationPresence |= presenceFlag; 6781 } else if ((sources & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD 6782 && config.navigation == Configuration.NAVIGATION_NONAV) { 6783 config.navigation = Configuration.NAVIGATION_DPAD; 6784 navigationPresence |= presenceFlag; 6785 } 6786 6787 if (device.getKeyboardType() == InputDevice.KEYBOARD_TYPE_ALPHABETIC) { 6788 config.keyboard = Configuration.KEYBOARD_QWERTY; 6789 keyboardPresence |= presenceFlag; 6790 } 6791 } 6792 } 6793 6794 // Determine whether a hard keyboard is available and enabled. 6795 boolean hardKeyboardAvailable = config.keyboard != Configuration.KEYBOARD_NOKEYS; 6796 if (hardKeyboardAvailable != mHardKeyboardAvailable) { 6797 mHardKeyboardAvailable = hardKeyboardAvailable; 6798 mHardKeyboardEnabled = hardKeyboardAvailable; 6799 mH.removeMessages(H.REPORT_HARD_KEYBOARD_STATUS_CHANGE); 6800 mH.sendEmptyMessage(H.REPORT_HARD_KEYBOARD_STATUS_CHANGE); 6801 } 6802 if (!mHardKeyboardEnabled) { 6803 config.keyboard = Configuration.KEYBOARD_NOKEYS; 6804 } 6805 6806 // Let the policy update hidden states. 6807 config.keyboardHidden = Configuration.KEYBOARDHIDDEN_NO; 6808 config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_NO; 6809 config.navigationHidden = Configuration.NAVIGATIONHIDDEN_NO; 6810 mPolicy.adjustConfigurationLw(config, keyboardPresence, navigationPresence); 6811 } 6812 6813 return true; 6814 } 6815 6816 public boolean isHardKeyboardAvailable() { 6817 synchronized (mWindowMap) { 6818 return mHardKeyboardAvailable; 6819 } 6820 } 6821 6822 public boolean isHardKeyboardEnabled() { 6823 synchronized (mWindowMap) { 6824 return mHardKeyboardEnabled; 6825 } 6826 } 6827 6828 public void setHardKeyboardEnabled(boolean enabled) { 6829 synchronized (mWindowMap) { 6830 if (mHardKeyboardEnabled != enabled) { 6831 mHardKeyboardEnabled = enabled; 6832 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 6833 } 6834 } 6835 } 6836 6837 public void setOnHardKeyboardStatusChangeListener( 6838 OnHardKeyboardStatusChangeListener listener) { 6839 synchronized (mWindowMap) { 6840 mHardKeyboardStatusChangeListener = listener; 6841 } 6842 } 6843 6844 void notifyHardKeyboardStatusChange() { 6845 final boolean available, enabled; 6846 final OnHardKeyboardStatusChangeListener listener; 6847 synchronized (mWindowMap) { 6848 listener = mHardKeyboardStatusChangeListener; 6849 available = mHardKeyboardAvailable; 6850 enabled = mHardKeyboardEnabled; 6851 } 6852 if (listener != null) { 6853 listener.onHardKeyboardStatusChange(available, enabled); 6854 } 6855 } 6856 6857 // ------------------------------------------------------------- 6858 // Drag and drop 6859 // ------------------------------------------------------------- 6860 6861 IBinder prepareDragSurface(IWindow window, SurfaceSession session, 6862 int flags, int width, int height, Surface outSurface) { 6863 if (DEBUG_DRAG) { 6864 Slog.d(TAG, "prepare drag surface: w=" + width + " h=" + height 6865 + " flags=" + Integer.toHexString(flags) + " win=" + window 6866 + " asbinder=" + window.asBinder()); 6867 } 6868 6869 final int callerPid = Binder.getCallingPid(); 6870 final long origId = Binder.clearCallingIdentity(); 6871 IBinder token = null; 6872 6873 try { 6874 synchronized (mWindowMap) { 6875 try { 6876 if (mDragState == null) { 6877 // TODO(multi-display): support other displays 6878 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6879 final Display display = displayContent.getDisplay(); 6880 SurfaceControl surface = new SurfaceControl(session, "drag surface", 6881 width, height, PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN); 6882 surface.setLayerStack(display.getLayerStack()); 6883 if (SHOW_TRANSACTIONS) Slog.i(TAG, " DRAG " 6884 + surface + ": CREATE"); 6885 outSurface.copyFrom(surface); 6886 final IBinder winBinder = window.asBinder(); 6887 token = new Binder(); 6888 mDragState = new DragState(this, token, surface, /*flags*/ 0, winBinder); 6889 token = mDragState.mToken = new Binder(); 6890 6891 // 5 second timeout for this window to actually begin the drag 6892 mH.removeMessages(H.DRAG_START_TIMEOUT, winBinder); 6893 Message msg = mH.obtainMessage(H.DRAG_START_TIMEOUT, winBinder); 6894 mH.sendMessageDelayed(msg, 5000); 6895 } else { 6896 Slog.w(TAG, "Drag already in progress"); 6897 } 6898 } catch (OutOfResourcesException e) { 6899 Slog.e(TAG, "Can't allocate drag surface w=" + width + " h=" + height, e); 6900 if (mDragState != null) { 6901 mDragState.reset(); 6902 mDragState = null; 6903 } 6904 } 6905 } 6906 } finally { 6907 Binder.restoreCallingIdentity(origId); 6908 } 6909 6910 return token; 6911 } 6912 6913 // ------------------------------------------------------------- 6914 // Input Events and Focus Management 6915 // ------------------------------------------------------------- 6916 6917 final InputMonitor mInputMonitor = new InputMonitor(this); 6918 private boolean mEventDispatchingEnabled; 6919 6920 @Override 6921 public void pauseKeyDispatching(IBinder _token) { 6922 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6923 "pauseKeyDispatching()")) { 6924 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6925 } 6926 6927 synchronized (mWindowMap) { 6928 WindowToken token = mTokenMap.get(_token); 6929 if (token != null) { 6930 mInputMonitor.pauseDispatchingLw(token); 6931 } 6932 } 6933 } 6934 6935 @Override 6936 public void resumeKeyDispatching(IBinder _token) { 6937 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6938 "resumeKeyDispatching()")) { 6939 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6940 } 6941 6942 synchronized (mWindowMap) { 6943 WindowToken token = mTokenMap.get(_token); 6944 if (token != null) { 6945 mInputMonitor.resumeDispatchingLw(token); 6946 } 6947 } 6948 } 6949 6950 @Override 6951 public void setEventDispatching(boolean enabled) { 6952 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6953 "setEventDispatching()")) { 6954 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6955 } 6956 6957 synchronized (mWindowMap) { 6958 mEventDispatchingEnabled = enabled; 6959 if (mDisplayEnabled) { 6960 mInputMonitor.setEventDispatchingLw(enabled); 6961 } 6962 sendScreenStatusToClientsLocked(); 6963 } 6964 } 6965 6966 @Override 6967 public IBinder getFocusedWindowToken() { 6968 if (!checkCallingPermission(android.Manifest.permission.RETRIEVE_WINDOW_INFO, 6969 "getFocusedWindowToken()")) { 6970 throw new SecurityException("Requires RETRIEVE_WINDOW_INFO permission."); 6971 } 6972 synchronized (mWindowMap) { 6973 WindowState windowState = getFocusedWindowLocked(); 6974 if (windowState != null) { 6975 return windowState.mClient.asBinder(); 6976 } 6977 return null; 6978 } 6979 } 6980 6981 private WindowState getFocusedWindow() { 6982 synchronized (mWindowMap) { 6983 return getFocusedWindowLocked(); 6984 } 6985 } 6986 6987 private WindowState getFocusedWindowLocked() { 6988 return mCurrentFocus; 6989 } 6990 6991 public boolean detectSafeMode() { 6992 if (!mInputMonitor.waitForInputDevicesReady( 6993 INPUT_DEVICES_READY_FOR_SAFE_MODE_DETECTION_TIMEOUT_MILLIS)) { 6994 Slog.w(TAG, "Devices still not ready after waiting " 6995 + INPUT_DEVICES_READY_FOR_SAFE_MODE_DETECTION_TIMEOUT_MILLIS 6996 + " milliseconds before attempting to detect safe mode."); 6997 } 6998 6999 int menuState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, 7000 KeyEvent.KEYCODE_MENU); 7001 int sState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, KeyEvent.KEYCODE_S); 7002 int dpadState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_DPAD, 7003 KeyEvent.KEYCODE_DPAD_CENTER); 7004 int trackballState = mInputManager.getScanCodeState(-1, InputDevice.SOURCE_TRACKBALL, 7005 InputManagerService.BTN_MOUSE); 7006 int volumeDownState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, 7007 KeyEvent.KEYCODE_VOLUME_DOWN); 7008 mSafeMode = menuState > 0 || sState > 0 || dpadState > 0 || trackballState > 0 7009 || volumeDownState > 0; 7010 try { 7011 if (SystemProperties.getInt(ShutdownThread.REBOOT_SAFEMODE_PROPERTY, 0) != 0) { 7012 mSafeMode = true; 7013 SystemProperties.set(ShutdownThread.REBOOT_SAFEMODE_PROPERTY, ""); 7014 } 7015 } catch (IllegalArgumentException e) { 7016 } 7017 if (mSafeMode) { 7018 Log.i(TAG, "SAFE MODE ENABLED (menu=" + menuState + " s=" + sState 7019 + " dpad=" + dpadState + " trackball=" + trackballState + ")"); 7020 } else { 7021 Log.i(TAG, "SAFE MODE not enabled"); 7022 } 7023 mPolicy.setSafeMode(mSafeMode); 7024 return mSafeMode; 7025 } 7026 7027 public void displayReady() { 7028 displayReady(Display.DEFAULT_DISPLAY); 7029 7030 synchronized(mWindowMap) { 7031 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 7032 readForcedDisplaySizeAndDensityLocked(displayContent); 7033 mDisplayReady = true; 7034 } 7035 7036 try { 7037 mActivityManager.updateConfiguration(null); 7038 } catch (RemoteException e) { 7039 } 7040 7041 synchronized(mWindowMap) { 7042 mIsTouchDevice = mContext.getPackageManager().hasSystemFeature( 7043 PackageManager.FEATURE_TOUCHSCREEN); 7044 configureDisplayPolicyLocked(getDefaultDisplayContentLocked()); 7045 } 7046 7047 try { 7048 mActivityManager.updateConfiguration(null); 7049 } catch (RemoteException e) { 7050 } 7051 } 7052 7053 private void displayReady(int displayId) { 7054 synchronized(mWindowMap) { 7055 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7056 if (displayContent != null) { 7057 mAnimator.addDisplayLocked(displayId); 7058 synchronized(displayContent.mDisplaySizeLock) { 7059 // Bootstrap the default logical display from the display manager. 7060 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7061 DisplayInfo newDisplayInfo = mDisplayManagerInternal.getDisplayInfo(displayId); 7062 if (newDisplayInfo != null) { 7063 displayInfo.copyFrom(newDisplayInfo); 7064 } 7065 displayContent.mInitialDisplayWidth = displayInfo.logicalWidth; 7066 displayContent.mInitialDisplayHeight = displayInfo.logicalHeight; 7067 displayContent.mInitialDisplayDensity = displayInfo.logicalDensityDpi; 7068 displayContent.mBaseDisplayWidth = displayContent.mInitialDisplayWidth; 7069 displayContent.mBaseDisplayHeight = displayContent.mInitialDisplayHeight; 7070 displayContent.mBaseDisplayDensity = displayContent.mInitialDisplayDensity; 7071 displayContent.mBaseDisplayRect.set(0, 0, 7072 displayContent.mBaseDisplayWidth, displayContent.mBaseDisplayHeight); 7073 } 7074 } 7075 } 7076 } 7077 7078 public void systemReady() { 7079 mPolicy.systemReady(); 7080 } 7081 7082 // TODO(multidisplay): Call isScreenOn for each display. 7083 private void sendScreenStatusToClientsLocked() { 7084 final boolean on = mPowerManager.isScreenOn(); 7085 final int numDisplays = mDisplayContents.size(); 7086 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 7087 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 7088 final int numWindows = windows.size(); 7089 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 7090 try { 7091 windows.get(winNdx).mClient.dispatchScreenState(on); 7092 } catch (RemoteException e) { 7093 // Ignored 7094 } 7095 } 7096 } 7097 } 7098 7099 // ------------------------------------------------------------- 7100 // Async Handler 7101 // ------------------------------------------------------------- 7102 7103 final class H extends Handler { 7104 public static final int REPORT_FOCUS_CHANGE = 2; 7105 public static final int REPORT_LOSING_FOCUS = 3; 7106 public static final int DO_TRAVERSAL = 4; 7107 public static final int ADD_STARTING = 5; 7108 public static final int REMOVE_STARTING = 6; 7109 public static final int FINISHED_STARTING = 7; 7110 public static final int REPORT_APPLICATION_TOKEN_WINDOWS = 8; 7111 public static final int REPORT_APPLICATION_TOKEN_DRAWN = 9; 7112 public static final int WINDOW_FREEZE_TIMEOUT = 11; 7113 7114 public static final int APP_TRANSITION_TIMEOUT = 13; 7115 public static final int PERSIST_ANIMATION_SCALE = 14; 7116 public static final int FORCE_GC = 15; 7117 public static final int ENABLE_SCREEN = 16; 7118 public static final int APP_FREEZE_TIMEOUT = 17; 7119 public static final int SEND_NEW_CONFIGURATION = 18; 7120 public static final int REPORT_WINDOWS_CHANGE = 19; 7121 public static final int DRAG_START_TIMEOUT = 20; 7122 public static final int DRAG_END_TIMEOUT = 21; 7123 public static final int REPORT_HARD_KEYBOARD_STATUS_CHANGE = 22; 7124 public static final int BOOT_TIMEOUT = 23; 7125 public static final int WAITING_FOR_DRAWN_TIMEOUT = 24; 7126 public static final int SHOW_STRICT_MODE_VIOLATION = 25; 7127 public static final int DO_ANIMATION_CALLBACK = 26; 7128 7129 public static final int DO_DISPLAY_ADDED = 27; 7130 public static final int DO_DISPLAY_REMOVED = 28; 7131 public static final int DO_DISPLAY_CHANGED = 29; 7132 7133 public static final int CLIENT_FREEZE_TIMEOUT = 30; 7134 public static final int TAP_OUTSIDE_STACK = 31; 7135 public static final int NOTIFY_ACTIVITY_DRAWN = 32; 7136 7137 public static final int REMOVE_STARTING_TIMEOUT = 33; 7138 7139 @Override 7140 public void handleMessage(Message msg) { 7141 if (DEBUG_WINDOW_TRACE) { 7142 Slog.v(TAG, "handleMessage: entry what=" + msg.what); 7143 } 7144 switch (msg.what) { 7145 case REPORT_FOCUS_CHANGE: { 7146 WindowState lastFocus; 7147 WindowState newFocus; 7148 7149 synchronized(mWindowMap) { 7150 lastFocus = mLastFocus; 7151 newFocus = mCurrentFocus; 7152 if (lastFocus == newFocus) { 7153 // Focus is not changing, so nothing to do. 7154 return; 7155 } 7156 mLastFocus = newFocus; 7157 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Focus moving from " + lastFocus + 7158 " to " + newFocus); 7159 if (newFocus != null && lastFocus != null 7160 && !newFocus.isDisplayedLw()) { 7161 //Slog.i(TAG, "Delaying loss of focus..."); 7162 mLosingFocus.add(lastFocus); 7163 lastFocus = null; 7164 } 7165 } 7166 7167 //System.out.println("Changing focus from " + lastFocus 7168 // + " to " + newFocus); 7169 if (newFocus != null) { 7170 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Gaining focus: " + newFocus); 7171 newFocus.reportFocusChangedSerialized(true, mInTouchMode); 7172 notifyFocusChanged(); 7173 } 7174 7175 if (lastFocus != null) { 7176 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Losing focus: " + lastFocus); 7177 lastFocus.reportFocusChangedSerialized(false, mInTouchMode); 7178 } 7179 } break; 7180 7181 case REPORT_LOSING_FOCUS: { 7182 ArrayList<WindowState> losers; 7183 7184 synchronized(mWindowMap) { 7185 losers = mLosingFocus; 7186 mLosingFocus = new ArrayList<WindowState>(); 7187 } 7188 7189 final int N = losers.size(); 7190 for (int i=0; i<N; i++) { 7191 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Losing delayed focus: " + 7192 losers.get(i)); 7193 losers.get(i).reportFocusChangedSerialized(false, mInTouchMode); 7194 } 7195 } break; 7196 7197 case DO_TRAVERSAL: { 7198 synchronized(mWindowMap) { 7199 mTraversalScheduled = false; 7200 performLayoutAndPlaceSurfacesLocked(); 7201 } 7202 } break; 7203 7204 case ADD_STARTING: { 7205 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7206 final StartingData sd = wtoken.startingData; 7207 7208 if (sd == null) { 7209 // Animation has been canceled... do nothing. 7210 return; 7211 } 7212 7213 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Add starting " 7214 + wtoken + ": pkg=" + sd.pkg); 7215 7216 View view = null; 7217 try { 7218 view = mPolicy.addStartingWindow( 7219 wtoken.token, sd.pkg, sd.theme, sd.compatInfo, 7220 sd.nonLocalizedLabel, sd.labelRes, sd.icon, sd.logo, sd.windowFlags); 7221 } catch (Exception e) { 7222 Slog.w(TAG, "Exception when adding starting window", e); 7223 } 7224 7225 if (view != null) { 7226 boolean abort = false; 7227 7228 synchronized(mWindowMap) { 7229 if (wtoken.removed || wtoken.startingData == null) { 7230 // If the window was successfully added, then 7231 // we need to remove it. 7232 if (wtoken.startingWindow != null) { 7233 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 7234 "Aborted starting " + wtoken 7235 + ": removed=" + wtoken.removed 7236 + " startingData=" + wtoken.startingData); 7237 removeStartingWindowTimeout(wtoken); 7238 wtoken.startingWindow = null; 7239 wtoken.startingData = null; 7240 abort = true; 7241 } 7242 } else { 7243 wtoken.startingView = view; 7244 } 7245 if (DEBUG_STARTING_WINDOW && !abort) Slog.v(TAG, 7246 "Added starting " + wtoken 7247 + ": startingWindow=" 7248 + wtoken.startingWindow + " startingView=" 7249 + wtoken.startingView); 7250 } 7251 7252 if (abort) { 7253 try { 7254 mPolicy.removeStartingWindow(wtoken.token, view); 7255 } catch (Exception e) { 7256 Slog.w(TAG, "Exception when removing starting window", e); 7257 } 7258 } 7259 } 7260 } break; 7261 7262 case REMOVE_STARTING_TIMEOUT: { 7263 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7264 Slog.e(TAG, "Starting window " + wtoken + " timed out"); 7265 // Fall through. 7266 } 7267 case REMOVE_STARTING: { 7268 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7269 IBinder token = null; 7270 View view = null; 7271 synchronized (mWindowMap) { 7272 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Remove starting " 7273 + wtoken + ": startingWindow=" 7274 + wtoken.startingWindow + " startingView=" 7275 + wtoken.startingView); 7276 if (wtoken.startingWindow != null) { 7277 view = wtoken.startingView; 7278 token = wtoken.token; 7279 wtoken.startingData = null; 7280 wtoken.startingView = null; 7281 wtoken.startingWindow = null; 7282 wtoken.startingDisplayed = false; 7283 } 7284 } 7285 if (view != null) { 7286 try { 7287 mPolicy.removeStartingWindow(token, view); 7288 } catch (Exception e) { 7289 Slog.w(TAG, "Exception when removing starting window", e); 7290 } 7291 } 7292 } break; 7293 7294 case FINISHED_STARTING: { 7295 IBinder token = null; 7296 View view = null; 7297 while (true) { 7298 synchronized (mWindowMap) { 7299 final int N = mFinishedStarting.size(); 7300 if (N <= 0) { 7301 break; 7302 } 7303 AppWindowToken wtoken = mFinishedStarting.remove(N-1); 7304 7305 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 7306 "Finished starting " + wtoken 7307 + ": startingWindow=" + wtoken.startingWindow 7308 + " startingView=" + wtoken.startingView); 7309 7310 if (wtoken.startingWindow == null) { 7311 continue; 7312 } 7313 7314 view = wtoken.startingView; 7315 token = wtoken.token; 7316 wtoken.startingData = null; 7317 wtoken.startingView = null; 7318 wtoken.startingWindow = null; 7319 wtoken.startingDisplayed = false; 7320 } 7321 7322 try { 7323 mPolicy.removeStartingWindow(token, view); 7324 } catch (Exception e) { 7325 Slog.w(TAG, "Exception when removing starting window", e); 7326 } 7327 } 7328 } break; 7329 7330 case REPORT_APPLICATION_TOKEN_DRAWN: { 7331 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7332 7333 try { 7334 if (DEBUG_VISIBILITY) Slog.v( 7335 TAG, "Reporting drawn in " + wtoken); 7336 wtoken.appToken.windowsDrawn(); 7337 } catch (RemoteException ex) { 7338 } 7339 } break; 7340 7341 case REPORT_APPLICATION_TOKEN_WINDOWS: { 7342 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7343 7344 boolean nowVisible = msg.arg1 != 0; 7345 boolean nowGone = msg.arg2 != 0; 7346 7347 try { 7348 if (DEBUG_VISIBILITY) Slog.v( 7349 TAG, "Reporting visible in " + wtoken 7350 + " visible=" + nowVisible 7351 + " gone=" + nowGone); 7352 if (nowVisible) { 7353 wtoken.appToken.windowsVisible(); 7354 } else { 7355 wtoken.appToken.windowsGone(); 7356 } 7357 } catch (RemoteException ex) { 7358 } 7359 } break; 7360 7361 case WINDOW_FREEZE_TIMEOUT: { 7362 // TODO(multidisplay): Can non-default displays rotate? 7363 synchronized (mWindowMap) { 7364 Slog.w(TAG, "Window freeze timeout expired."); 7365 final WindowList windows = getDefaultWindowListLocked(); 7366 int i = windows.size(); 7367 while (i > 0) { 7368 i--; 7369 WindowState w = windows.get(i); 7370 if (w.mOrientationChanging) { 7371 w.mOrientationChanging = false; 7372 w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() 7373 - mDisplayFreezeTime); 7374 Slog.w(TAG, "Force clearing orientation change: " + w); 7375 } 7376 } 7377 performLayoutAndPlaceSurfacesLocked(); 7378 } 7379 break; 7380 } 7381 7382 case APP_TRANSITION_TIMEOUT: { 7383 synchronized (mWindowMap) { 7384 if (mAppTransition.isTransitionSet()) { 7385 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "*** APP TRANSITION TIMEOUT"); 7386 mAppTransition.setTimeout(); 7387 performLayoutAndPlaceSurfacesLocked(); 7388 } 7389 } 7390 break; 7391 } 7392 7393 case PERSIST_ANIMATION_SCALE: { 7394 Settings.Global.putFloat(mContext.getContentResolver(), 7395 Settings.Global.WINDOW_ANIMATION_SCALE, mWindowAnimationScale); 7396 Settings.Global.putFloat(mContext.getContentResolver(), 7397 Settings.Global.TRANSITION_ANIMATION_SCALE, mTransitionAnimationScale); 7398 Settings.Global.putFloat(mContext.getContentResolver(), 7399 Settings.Global.ANIMATOR_DURATION_SCALE, mAnimatorDurationScale); 7400 break; 7401 } 7402 7403 case FORCE_GC: { 7404 synchronized (mWindowMap) { 7405 // Since we're holding both mWindowMap and mAnimator we don't need to 7406 // hold mAnimator.mLayoutToAnim. 7407 if (mAnimator.mAnimating || mAnimationScheduled) { 7408 // If we are animating, don't do the gc now but 7409 // delay a bit so we don't interrupt the animation. 7410 sendEmptyMessageDelayed(H.FORCE_GC, 2000); 7411 return; 7412 } 7413 // If we are currently rotating the display, it will 7414 // schedule a new message when done. 7415 if (mDisplayFrozen) { 7416 return; 7417 } 7418 } 7419 Runtime.getRuntime().gc(); 7420 break; 7421 } 7422 7423 case ENABLE_SCREEN: { 7424 performEnableScreen(); 7425 break; 7426 } 7427 7428 case APP_FREEZE_TIMEOUT: { 7429 synchronized (mWindowMap) { 7430 Slog.w(TAG, "App freeze timeout expired."); 7431 final int numStacks = mStackIdToStack.size(); 7432 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 7433 final TaskStack stack = mStackIdToStack.valueAt(stackNdx); 7434 final ArrayList<Task> tasks = stack.getTasks(); 7435 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 7436 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 7437 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 7438 AppWindowToken tok = tokens.get(tokenNdx); 7439 if (tok.mAppAnimator.freezingScreen) { 7440 Slog.w(TAG, "Force clearing freeze: " + tok); 7441 unsetAppFreezingScreenLocked(tok, true, true); 7442 } 7443 } 7444 } 7445 } 7446 } 7447 break; 7448 } 7449 7450 case CLIENT_FREEZE_TIMEOUT: { 7451 synchronized (mWindowMap) { 7452 if (mClientFreezingScreen) { 7453 mClientFreezingScreen = false; 7454 mLastFinishedFreezeSource = "client-timeout"; 7455 stopFreezingDisplayLocked(); 7456 } 7457 } 7458 break; 7459 } 7460 7461 case SEND_NEW_CONFIGURATION: { 7462 removeMessages(SEND_NEW_CONFIGURATION); 7463 sendNewConfiguration(); 7464 break; 7465 } 7466 7467 case REPORT_WINDOWS_CHANGE: { 7468 if (mWindowsChanged) { 7469 synchronized (mWindowMap) { 7470 mWindowsChanged = false; 7471 } 7472 notifyWindowsChanged(); 7473 } 7474 break; 7475 } 7476 7477 case DRAG_START_TIMEOUT: { 7478 IBinder win = (IBinder)msg.obj; 7479 if (DEBUG_DRAG) { 7480 Slog.w(TAG, "Timeout starting drag by win " + win); 7481 } 7482 synchronized (mWindowMap) { 7483 // !!! TODO: ANR the app that has failed to start the drag in time 7484 if (mDragState != null) { 7485 mDragState.unregister(); 7486 mInputMonitor.updateInputWindowsLw(true /*force*/); 7487 mDragState.reset(); 7488 mDragState = null; 7489 } 7490 } 7491 break; 7492 } 7493 7494 case DRAG_END_TIMEOUT: { 7495 IBinder win = (IBinder)msg.obj; 7496 if (DEBUG_DRAG) { 7497 Slog.w(TAG, "Timeout ending drag to win " + win); 7498 } 7499 synchronized (mWindowMap) { 7500 // !!! TODO: ANR the drag-receiving app 7501 if (mDragState != null) { 7502 mDragState.mDragResult = false; 7503 mDragState.endDragLw(); 7504 } 7505 } 7506 break; 7507 } 7508 7509 case REPORT_HARD_KEYBOARD_STATUS_CHANGE: { 7510 notifyHardKeyboardStatusChange(); 7511 break; 7512 } 7513 7514 case BOOT_TIMEOUT: { 7515 performBootTimeout(); 7516 break; 7517 } 7518 7519 case WAITING_FOR_DRAWN_TIMEOUT: { 7520 Pair<WindowState, IRemoteCallback> pair; 7521 synchronized (mWindowMap) { 7522 pair = (Pair<WindowState, IRemoteCallback>)msg.obj; 7523 Slog.w(TAG, "Timeout waiting for drawn: " + pair.first); 7524 if (!mWaitingForDrawn.remove(pair)) { 7525 return; 7526 } 7527 } 7528 try { 7529 pair.second.sendResult(null); 7530 } catch (RemoteException e) { 7531 } 7532 break; 7533 } 7534 7535 case SHOW_STRICT_MODE_VIOLATION: { 7536 showStrictModeViolation(msg.arg1, msg.arg2); 7537 break; 7538 } 7539 7540 case DO_ANIMATION_CALLBACK: { 7541 try { 7542 ((IRemoteCallback)msg.obj).sendResult(null); 7543 } catch (RemoteException e) { 7544 } 7545 break; 7546 } 7547 7548 case DO_DISPLAY_ADDED: 7549 handleDisplayAdded(msg.arg1); 7550 break; 7551 7552 case DO_DISPLAY_REMOVED: 7553 synchronized (mWindowMap) { 7554 handleDisplayRemovedLocked(msg.arg1); 7555 } 7556 break; 7557 7558 case DO_DISPLAY_CHANGED: 7559 synchronized (mWindowMap) { 7560 handleDisplayChangedLocked(msg.arg1); 7561 } 7562 break; 7563 7564 case TAP_OUTSIDE_STACK: { 7565 int stackId; 7566 synchronized (mWindowMap) { 7567 stackId = ((DisplayContent)msg.obj).stackIdFromPoint(msg.arg1, msg.arg2); 7568 } 7569 if (stackId >= 0) { 7570 try { 7571 mActivityManager.setFocusedStack(stackId); 7572 } catch (RemoteException e) { 7573 } 7574 } 7575 } 7576 break; 7577 case NOTIFY_ACTIVITY_DRAWN: 7578 try { 7579 mActivityManager.notifyActivityDrawn((IBinder) msg.obj); 7580 } catch (RemoteException e) { 7581 } 7582 break; 7583 } 7584 if (DEBUG_WINDOW_TRACE) { 7585 Slog.v(TAG, "handleMessage: exit"); 7586 } 7587 } 7588 } 7589 7590 // ------------------------------------------------------------- 7591 // IWindowManager API 7592 // ------------------------------------------------------------- 7593 7594 @Override 7595 public IWindowSession openSession(IInputMethodClient client, 7596 IInputContext inputContext) { 7597 if (client == null) throw new IllegalArgumentException("null client"); 7598 if (inputContext == null) throw new IllegalArgumentException("null inputContext"); 7599 Session session = new Session(this, client, inputContext); 7600 return session; 7601 } 7602 7603 @Override 7604 public boolean inputMethodClientHasFocus(IInputMethodClient client) { 7605 synchronized (mWindowMap) { 7606 // The focus for the client is the window immediately below 7607 // where we would place the input method window. 7608 int idx = findDesiredInputMethodWindowIndexLocked(false); 7609 if (idx > 0) { 7610 // TODO(multidisplay): IMEs are only supported on the default display. 7611 WindowState imFocus = getDefaultWindowListLocked().get(idx-1); 7612 if (DEBUG_INPUT_METHOD) { 7613 Slog.i(TAG, "Desired input method target: " + imFocus); 7614 Slog.i(TAG, "Current focus: " + mCurrentFocus); 7615 Slog.i(TAG, "Last focus: " + mLastFocus); 7616 } 7617 if (imFocus != null) { 7618 // This may be a starting window, in which case we still want 7619 // to count it as okay. 7620 if (imFocus.mAttrs.type == LayoutParams.TYPE_APPLICATION_STARTING 7621 && imFocus.mAppToken != null) { 7622 // The client has definitely started, so it really should 7623 // have a window in this app token. Let's look for it. 7624 for (int i=0; i<imFocus.mAppToken.windows.size(); i++) { 7625 WindowState w = imFocus.mAppToken.windows.get(i); 7626 if (w != imFocus) { 7627 Log.i(TAG, "Switching to real app window: " + w); 7628 imFocus = w; 7629 break; 7630 } 7631 } 7632 } 7633 if (DEBUG_INPUT_METHOD) { 7634 Slog.i(TAG, "IM target client: " + imFocus.mSession.mClient); 7635 if (imFocus.mSession.mClient != null) { 7636 Slog.i(TAG, "IM target client binder: " 7637 + imFocus.mSession.mClient.asBinder()); 7638 Slog.i(TAG, "Requesting client binder: " + client.asBinder()); 7639 } 7640 } 7641 if (imFocus.mSession.mClient != null && 7642 imFocus.mSession.mClient.asBinder() == client.asBinder()) { 7643 return true; 7644 } 7645 } 7646 } 7647 7648 // Okay, how about this... what is the current focus? 7649 // It seems in some cases we may not have moved the IM 7650 // target window, such as when it was in a pop-up window, 7651 // so let's also look at the current focus. (An example: 7652 // go to Gmail, start searching so the keyboard goes up, 7653 // press home. Sometimes the IME won't go down.) 7654 // Would be nice to fix this more correctly, but it's 7655 // way at the end of a release, and this should be good enough. 7656 if (mCurrentFocus != null && mCurrentFocus.mSession.mClient != null 7657 && mCurrentFocus.mSession.mClient.asBinder() == client.asBinder()) { 7658 return true; 7659 } 7660 } 7661 return false; 7662 } 7663 7664 @Override 7665 public void getInitialDisplaySize(int displayId, Point size) { 7666 synchronized (mWindowMap) { 7667 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7668 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7669 synchronized(displayContent.mDisplaySizeLock) { 7670 size.x = displayContent.mInitialDisplayWidth; 7671 size.y = displayContent.mInitialDisplayHeight; 7672 } 7673 } 7674 } 7675 } 7676 7677 @Override 7678 public void getBaseDisplaySize(int displayId, Point size) { 7679 synchronized (mWindowMap) { 7680 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7681 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7682 synchronized(displayContent.mDisplaySizeLock) { 7683 size.x = displayContent.mBaseDisplayWidth; 7684 size.y = displayContent.mBaseDisplayHeight; 7685 } 7686 } 7687 } 7688 } 7689 7690 @Override 7691 public void setForcedDisplaySize(int displayId, int width, int height) { 7692 if (mContext.checkCallingOrSelfPermission( 7693 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7694 PackageManager.PERMISSION_GRANTED) { 7695 throw new SecurityException("Must hold permission " + 7696 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7697 } 7698 if (displayId != Display.DEFAULT_DISPLAY) { 7699 throw new IllegalArgumentException("Can only set the default display"); 7700 } 7701 final long ident = Binder.clearCallingIdentity(); 7702 try { 7703 synchronized(mWindowMap) { 7704 // Set some sort of reasonable bounds on the size of the display that we 7705 // will try to emulate. 7706 final int MIN_WIDTH = 200; 7707 final int MIN_HEIGHT = 200; 7708 final int MAX_SCALE = 2; 7709 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7710 if (displayContent != null) { 7711 width = Math.min(Math.max(width, MIN_WIDTH), 7712 displayContent.mInitialDisplayWidth * MAX_SCALE); 7713 height = Math.min(Math.max(height, MIN_HEIGHT), 7714 displayContent.mInitialDisplayHeight * MAX_SCALE); 7715 setForcedDisplaySizeLocked(displayContent, width, height); 7716 Settings.Global.putString(mContext.getContentResolver(), 7717 Settings.Global.DISPLAY_SIZE_FORCED, width + "," + height); 7718 } 7719 } 7720 } finally { 7721 Binder.restoreCallingIdentity(ident); 7722 } 7723 } 7724 7725 private void readForcedDisplaySizeAndDensityLocked(final DisplayContent displayContent) { 7726 String sizeStr = Settings.Global.getString(mContext.getContentResolver(), 7727 Settings.Global.DISPLAY_SIZE_FORCED); 7728 if (sizeStr == null || sizeStr.length() == 0) { 7729 sizeStr = SystemProperties.get(SIZE_OVERRIDE, null); 7730 } 7731 if (sizeStr != null && sizeStr.length() > 0) { 7732 final int pos = sizeStr.indexOf(','); 7733 if (pos > 0 && sizeStr.lastIndexOf(',') == pos) { 7734 int width, height; 7735 try { 7736 width = Integer.parseInt(sizeStr.substring(0, pos)); 7737 height = Integer.parseInt(sizeStr.substring(pos+1)); 7738 synchronized(displayContent.mDisplaySizeLock) { 7739 if (displayContent.mBaseDisplayWidth != width 7740 || displayContent.mBaseDisplayHeight != height) { 7741 Slog.i(TAG, "FORCED DISPLAY SIZE: " + width + "x" + height); 7742 displayContent.mBaseDisplayWidth = width; 7743 displayContent.mBaseDisplayHeight = height; 7744 } 7745 } 7746 } catch (NumberFormatException ex) { 7747 } 7748 } 7749 } 7750 String densityStr = Settings.Global.getString(mContext.getContentResolver(), 7751 Settings.Global.DISPLAY_DENSITY_FORCED); 7752 if (densityStr == null || densityStr.length() == 0) { 7753 densityStr = SystemProperties.get(DENSITY_OVERRIDE, null); 7754 } 7755 if (densityStr != null && densityStr.length() > 0) { 7756 int density; 7757 try { 7758 density = Integer.parseInt(densityStr); 7759 synchronized(displayContent.mDisplaySizeLock) { 7760 if (displayContent.mBaseDisplayDensity != density) { 7761 Slog.i(TAG, "FORCED DISPLAY DENSITY: " + density); 7762 displayContent.mBaseDisplayDensity = density; 7763 } 7764 } 7765 } catch (NumberFormatException ex) { 7766 } 7767 } 7768 } 7769 7770 // displayContent must not be null 7771 private void setForcedDisplaySizeLocked(DisplayContent displayContent, int width, int height) { 7772 Slog.i(TAG, "Using new display size: " + width + "x" + height); 7773 7774 synchronized(displayContent.mDisplaySizeLock) { 7775 displayContent.mBaseDisplayWidth = width; 7776 displayContent.mBaseDisplayHeight = height; 7777 } 7778 reconfigureDisplayLocked(displayContent); 7779 } 7780 7781 @Override 7782 public void clearForcedDisplaySize(int displayId) { 7783 if (mContext.checkCallingOrSelfPermission( 7784 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7785 PackageManager.PERMISSION_GRANTED) { 7786 throw new SecurityException("Must hold permission " + 7787 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7788 } 7789 if (displayId != Display.DEFAULT_DISPLAY) { 7790 throw new IllegalArgumentException("Can only set the default display"); 7791 } 7792 final long ident = Binder.clearCallingIdentity(); 7793 try { 7794 synchronized(mWindowMap) { 7795 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7796 if (displayContent != null) { 7797 setForcedDisplaySizeLocked(displayContent, displayContent.mInitialDisplayWidth, 7798 displayContent.mInitialDisplayHeight); 7799 Settings.Global.putString(mContext.getContentResolver(), 7800 Settings.Global.DISPLAY_SIZE_FORCED, ""); 7801 } 7802 } 7803 } finally { 7804 Binder.restoreCallingIdentity(ident); 7805 } 7806 } 7807 7808 @Override 7809 public int getInitialDisplayDensity(int displayId) { 7810 synchronized (mWindowMap) { 7811 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7812 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7813 synchronized(displayContent.mDisplaySizeLock) { 7814 return displayContent.mInitialDisplayDensity; 7815 } 7816 } 7817 } 7818 return -1; 7819 } 7820 7821 @Override 7822 public int getBaseDisplayDensity(int displayId) { 7823 synchronized (mWindowMap) { 7824 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7825 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7826 synchronized(displayContent.mDisplaySizeLock) { 7827 return displayContent.mBaseDisplayDensity; 7828 } 7829 } 7830 } 7831 return -1; 7832 } 7833 7834 @Override 7835 public void setForcedDisplayDensity(int displayId, int density) { 7836 if (mContext.checkCallingOrSelfPermission( 7837 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7838 PackageManager.PERMISSION_GRANTED) { 7839 throw new SecurityException("Must hold permission " + 7840 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7841 } 7842 if (displayId != Display.DEFAULT_DISPLAY) { 7843 throw new IllegalArgumentException("Can only set the default display"); 7844 } 7845 final long ident = Binder.clearCallingIdentity(); 7846 try { 7847 synchronized(mWindowMap) { 7848 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7849 if (displayContent != null) { 7850 setForcedDisplayDensityLocked(displayContent, density); 7851 Settings.Global.putString(mContext.getContentResolver(), 7852 Settings.Global.DISPLAY_DENSITY_FORCED, Integer.toString(density)); 7853 } 7854 } 7855 } finally { 7856 Binder.restoreCallingIdentity(ident); 7857 } 7858 } 7859 7860 // displayContent must not be null 7861 private void setForcedDisplayDensityLocked(DisplayContent displayContent, int density) { 7862 Slog.i(TAG, "Using new display density: " + density); 7863 7864 synchronized(displayContent.mDisplaySizeLock) { 7865 displayContent.mBaseDisplayDensity = density; 7866 } 7867 reconfigureDisplayLocked(displayContent); 7868 } 7869 7870 @Override 7871 public void clearForcedDisplayDensity(int displayId) { 7872 if (mContext.checkCallingOrSelfPermission( 7873 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7874 PackageManager.PERMISSION_GRANTED) { 7875 throw new SecurityException("Must hold permission " + 7876 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7877 } 7878 if (displayId != Display.DEFAULT_DISPLAY) { 7879 throw new IllegalArgumentException("Can only set the default display"); 7880 } 7881 final long ident = Binder.clearCallingIdentity(); 7882 try { 7883 synchronized(mWindowMap) { 7884 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7885 if (displayContent != null) { 7886 setForcedDisplayDensityLocked(displayContent, 7887 displayContent.mInitialDisplayDensity); 7888 Settings.Global.putString(mContext.getContentResolver(), 7889 Settings.Global.DISPLAY_DENSITY_FORCED, ""); 7890 } 7891 } 7892 } finally { 7893 Binder.restoreCallingIdentity(ident); 7894 } 7895 } 7896 7897 // displayContent must not be null 7898 private void reconfigureDisplayLocked(DisplayContent displayContent) { 7899 // TODO: Multidisplay: for now only use with default display. 7900 configureDisplayPolicyLocked(displayContent); 7901 displayContent.layoutNeeded = true; 7902 7903 boolean configChanged = updateOrientationFromAppTokensLocked(false); 7904 mTempConfiguration.setToDefaults(); 7905 mTempConfiguration.fontScale = mCurConfiguration.fontScale; 7906 if (computeScreenConfigurationLocked(mTempConfiguration)) { 7907 if (mCurConfiguration.diff(mTempConfiguration) != 0) { 7908 configChanged = true; 7909 } 7910 } 7911 7912 if (configChanged) { 7913 mWaitingForConfig = true; 7914 startFreezingDisplayLocked(false, 0, 0); 7915 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 7916 } 7917 7918 performLayoutAndPlaceSurfacesLocked(); 7919 } 7920 7921 private void configureDisplayPolicyLocked(DisplayContent displayContent) { 7922 mPolicy.setInitialDisplaySize(displayContent.getDisplay(), 7923 displayContent.mBaseDisplayWidth, 7924 displayContent.mBaseDisplayHeight, 7925 displayContent.mBaseDisplayDensity); 7926 7927 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7928 mPolicy.setDisplayOverscan(displayContent.getDisplay(), 7929 displayInfo.overscanLeft, displayInfo.overscanTop, 7930 displayInfo.overscanRight, displayInfo.overscanBottom); 7931 } 7932 7933 @Override 7934 public void setOverscan(int displayId, int left, int top, int right, int bottom) { 7935 if (mContext.checkCallingOrSelfPermission( 7936 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7937 PackageManager.PERMISSION_GRANTED) { 7938 throw new SecurityException("Must hold permission " + 7939 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7940 } 7941 final long ident = Binder.clearCallingIdentity(); 7942 try { 7943 synchronized(mWindowMap) { 7944 DisplayContent displayContent = getDisplayContentLocked(displayId); 7945 if (displayContent != null) { 7946 setOverscanLocked(displayContent, left, top, right, bottom); 7947 } 7948 } 7949 } finally { 7950 Binder.restoreCallingIdentity(ident); 7951 } 7952 } 7953 7954 private void setOverscanLocked(DisplayContent displayContent, 7955 int left, int top, int right, int bottom) { 7956 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7957 synchronized (displayContent.mDisplaySizeLock) { 7958 displayInfo.overscanLeft = left; 7959 displayInfo.overscanTop = top; 7960 displayInfo.overscanRight = right; 7961 displayInfo.overscanBottom = bottom; 7962 } 7963 7964 mDisplaySettings.setOverscanLocked(displayInfo.name, left, top, right, bottom); 7965 mDisplaySettings.writeSettingsLocked(); 7966 7967 reconfigureDisplayLocked(displayContent); 7968 } 7969 7970 // ------------------------------------------------------------- 7971 // Internals 7972 // ------------------------------------------------------------- 7973 7974 final WindowState windowForClientLocked(Session session, IWindow client, 7975 boolean throwOnError) { 7976 return windowForClientLocked(session, client.asBinder(), throwOnError); 7977 } 7978 7979 final WindowState windowForClientLocked(Session session, IBinder client, 7980 boolean throwOnError) { 7981 WindowState win = mWindowMap.get(client); 7982 if (localLOGV) Slog.v( 7983 TAG, "Looking up client " + client + ": " + win); 7984 if (win == null) { 7985 RuntimeException ex = new IllegalArgumentException( 7986 "Requested window " + client + " does not exist"); 7987 if (throwOnError) { 7988 throw ex; 7989 } 7990 Slog.w(TAG, "Failed looking up window", ex); 7991 return null; 7992 } 7993 if (session != null && win.mSession != session) { 7994 RuntimeException ex = new IllegalArgumentException( 7995 "Requested window " + client + " is in session " + 7996 win.mSession + ", not " + session); 7997 if (throwOnError) { 7998 throw ex; 7999 } 8000 Slog.w(TAG, "Failed looking up window", ex); 8001 return null; 8002 } 8003 8004 return win; 8005 } 8006 8007 final void rebuildAppWindowListLocked() { 8008 rebuildAppWindowListLocked(getDefaultDisplayContentLocked()); 8009 } 8010 8011 private void rebuildAppWindowListLocked(final DisplayContent displayContent) { 8012 final WindowList windows = displayContent.getWindowList(); 8013 int NW = windows.size(); 8014 int i; 8015 int lastBelow = -1; 8016 int numRemoved = 0; 8017 8018 if (mRebuildTmp.length < NW) { 8019 mRebuildTmp = new WindowState[NW+10]; 8020 } 8021 8022 // First remove all existing app windows. 8023 i=0; 8024 while (i < NW) { 8025 WindowState w = windows.get(i); 8026 if (w.mAppToken != null) { 8027 WindowState win = windows.remove(i); 8028 win.mRebuilding = true; 8029 mRebuildTmp[numRemoved] = win; 8030 mWindowsChanged = true; 8031 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Rebuild removing window: " + win); 8032 NW--; 8033 numRemoved++; 8034 continue; 8035 } else if (lastBelow == i-1) { 8036 if (w.mAttrs.type == TYPE_WALLPAPER || w.mAttrs.type == TYPE_UNIVERSE_BACKGROUND) { 8037 lastBelow = i; 8038 } 8039 } 8040 i++; 8041 } 8042 8043 // Keep whatever windows were below the app windows still below, 8044 // by skipping them. 8045 lastBelow++; 8046 i = lastBelow; 8047 8048 // First add all of the exiting app tokens... these are no longer 8049 // in the main app list, but still have windows shown. We put them 8050 // in the back because now that the animation is over we no longer 8051 // will care about them. 8052 final ArrayList<TaskStack> stacks = displayContent.getStacks(); 8053 final int numStacks = stacks.size(); 8054 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 8055 AppTokenList exitingAppTokens = stacks.get(stackNdx).mExitingAppTokens; 8056 int NT = exitingAppTokens.size(); 8057 for (int j = 0; j < NT; j++) { 8058 i = reAddAppWindowsLocked(displayContent, i, exitingAppTokens.get(j)); 8059 } 8060 } 8061 8062 // And add in the still active app tokens in Z order. 8063 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 8064 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8065 final int numTasks = tasks.size(); 8066 for (int taskNdx = 0; taskNdx < numTasks; ++taskNdx) { 8067 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8068 final int numTokens = tokens.size(); 8069 for (int tokenNdx = 0; tokenNdx < numTokens; ++tokenNdx) { 8070 final AppWindowToken wtoken = tokens.get(tokenNdx); 8071 if (wtoken.mDeferRemoval) { 8072 continue; 8073 } 8074 i = reAddAppWindowsLocked(displayContent, i, wtoken); 8075 } 8076 } 8077 } 8078 8079 i -= lastBelow; 8080 if (i != numRemoved) { 8081 Slog.w(TAG, "On display=" + displayContent.getDisplayId() + " Rebuild removed " + 8082 numRemoved + " windows but added " + i, 8083 new RuntimeException("here").fillInStackTrace()); 8084 for (i=0; i<numRemoved; i++) { 8085 WindowState ws = mRebuildTmp[i]; 8086 if (ws.mRebuilding) { 8087 StringWriter sw = new StringWriter(); 8088 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 8089 ws.dump(pw, "", true); 8090 pw.flush(); 8091 Slog.w(TAG, "This window was lost: " + ws); 8092 Slog.w(TAG, sw.toString()); 8093 ws.mWinAnimator.destroySurfaceLocked(); 8094 } 8095 } 8096 Slog.w(TAG, "Current app token list:"); 8097 dumpAppTokensLocked(); 8098 Slog.w(TAG, "Final window list:"); 8099 dumpWindowsLocked(); 8100 } 8101 } 8102 8103 private final void assignLayersLocked(WindowList windows) { 8104 int N = windows.size(); 8105 int curBaseLayer = 0; 8106 int curLayer = 0; 8107 int i; 8108 8109 if (DEBUG_LAYERS) Slog.v(TAG, "Assigning layers based on windows=" + windows, 8110 new RuntimeException("here").fillInStackTrace()); 8111 8112 boolean anyLayerChanged = false; 8113 8114 for (i=0; i<N; i++) { 8115 final WindowState w = windows.get(i); 8116 final WindowStateAnimator winAnimator = w.mWinAnimator; 8117 boolean layerChanged = false; 8118 int oldLayer = w.mLayer; 8119 if (w.mBaseLayer == curBaseLayer || w.mIsImWindow 8120 || (i > 0 && w.mIsWallpaper)) { 8121 curLayer += WINDOW_LAYER_MULTIPLIER; 8122 w.mLayer = curLayer; 8123 } else { 8124 curBaseLayer = curLayer = w.mBaseLayer; 8125 w.mLayer = curLayer; 8126 } 8127 if (w.mLayer != oldLayer) { 8128 layerChanged = true; 8129 anyLayerChanged = true; 8130 } 8131 final AppWindowToken wtoken = w.mAppToken; 8132 oldLayer = winAnimator.mAnimLayer; 8133 if (w.mTargetAppToken != null) { 8134 winAnimator.mAnimLayer = 8135 w.mLayer + w.mTargetAppToken.mAppAnimator.animLayerAdjustment; 8136 } else if (wtoken != null) { 8137 winAnimator.mAnimLayer = 8138 w.mLayer + wtoken.mAppAnimator.animLayerAdjustment; 8139 } else { 8140 winAnimator.mAnimLayer = w.mLayer; 8141 } 8142 if (w.mIsImWindow) { 8143 winAnimator.mAnimLayer += mInputMethodAnimLayerAdjustment; 8144 } else if (w.mIsWallpaper) { 8145 winAnimator.mAnimLayer += mWallpaperAnimLayerAdjustment; 8146 } 8147 if (winAnimator.mAnimLayer != oldLayer) { 8148 layerChanged = true; 8149 anyLayerChanged = true; 8150 } 8151 if (layerChanged && w.getStack().isDimming(winAnimator)) { 8152 // Force an animation pass just to update the mDimLayer layer. 8153 scheduleAnimationLocked(); 8154 } 8155 if (DEBUG_LAYERS) Slog.v(TAG, "Assign layer " + w + ": " 8156 + "mBase=" + w.mBaseLayer 8157 + " mLayer=" + w.mLayer 8158 + (wtoken == null ? 8159 "" : " mAppLayer=" + wtoken.mAppAnimator.animLayerAdjustment) 8160 + " =mAnimLayer=" + winAnimator.mAnimLayer); 8161 //System.out.println( 8162 // "Assigned layer " + curLayer + " to " + w.mClient.asBinder()); 8163 } 8164 8165 //TODO (multidisplay): Magnification is supported only for the default display. 8166 if (mDisplayMagnifier != null && anyLayerChanged 8167 && windows.get(windows.size() - 1).getDisplayId() == Display.DEFAULT_DISPLAY) { 8168 mDisplayMagnifier.onWindowLayersChangedLocked(); 8169 } 8170 } 8171 8172 private final void performLayoutAndPlaceSurfacesLocked() { 8173 int loopCount = 6; 8174 do { 8175 mTraversalScheduled = false; 8176 performLayoutAndPlaceSurfacesLockedLoop(); 8177 mH.removeMessages(H.DO_TRAVERSAL); 8178 loopCount--; 8179 } while (mTraversalScheduled && loopCount > 0); 8180 mInnerFields.mWallpaperActionPending = false; 8181 } 8182 8183 private boolean mInLayout = false; 8184 private final void performLayoutAndPlaceSurfacesLockedLoop() { 8185 if (mInLayout) { 8186 if (DEBUG) { 8187 throw new RuntimeException("Recursive call!"); 8188 } 8189 Slog.w(TAG, "performLayoutAndPlaceSurfacesLocked called while in layout. Callers=" 8190 + Debug.getCallers(3)); 8191 return; 8192 } 8193 8194 if (mWaitingForConfig) { 8195 // Our configuration has changed (most likely rotation), but we 8196 // don't yet have the complete configuration to report to 8197 // applications. Don't do any window layout until we have it. 8198 return; 8199 } 8200 8201 if (!mDisplayReady) { 8202 // Not yet initialized, nothing to do. 8203 return; 8204 } 8205 8206 Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "wmLayout"); 8207 mInLayout = true; 8208 boolean recoveringMemory = false; 8209 8210 try { 8211 if (mForceRemoves != null) { 8212 recoveringMemory = true; 8213 // Wait a little bit for things to settle down, and off we go. 8214 for (int i=0; i<mForceRemoves.size(); i++) { 8215 WindowState ws = mForceRemoves.get(i); 8216 Slog.i(TAG, "Force removing: " + ws); 8217 removeWindowInnerLocked(ws.mSession, ws); 8218 } 8219 mForceRemoves = null; 8220 Slog.w(TAG, "Due to memory failure, waiting a bit for next layout"); 8221 Object tmp = new Object(); 8222 synchronized (tmp) { 8223 try { 8224 tmp.wait(250); 8225 } catch (InterruptedException e) { 8226 } 8227 } 8228 } 8229 } catch (RuntimeException e) { 8230 Log.wtf(TAG, "Unhandled exception while force removing for memory", e); 8231 } 8232 8233 try { 8234 performLayoutAndPlaceSurfacesLockedInner(recoveringMemory); 8235 8236 mInLayout = false; 8237 8238 if (needsLayout()) { 8239 if (++mLayoutRepeatCount < 6) { 8240 requestTraversalLocked(); 8241 } else { 8242 Slog.e(TAG, "Performed 6 layouts in a row. Skipping"); 8243 mLayoutRepeatCount = 0; 8244 } 8245 } else { 8246 mLayoutRepeatCount = 0; 8247 } 8248 8249 if (mWindowsChanged && !mWindowChangeListeners.isEmpty()) { 8250 mH.removeMessages(H.REPORT_WINDOWS_CHANGE); 8251 mH.sendEmptyMessage(H.REPORT_WINDOWS_CHANGE); 8252 } 8253 } catch (RuntimeException e) { 8254 mInLayout = false; 8255 Log.wtf(TAG, "Unhandled exception while laying out windows", e); 8256 } 8257 8258 Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); 8259 } 8260 8261 private final void performLayoutLockedInner(final DisplayContent displayContent, 8262 boolean initial, boolean updateInputWindows) { 8263 if (!displayContent.layoutNeeded) { 8264 return; 8265 } 8266 displayContent.layoutNeeded = false; 8267 WindowList windows = displayContent.getWindowList(); 8268 boolean isDefaultDisplay = displayContent.isDefaultDisplay; 8269 8270 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 8271 final int dw = displayInfo.logicalWidth; 8272 final int dh = displayInfo.logicalHeight; 8273 8274 final int NFW = mFakeWindows.size(); 8275 for (int i=0; i<NFW; i++) { 8276 mFakeWindows.get(i).layout(dw, dh); 8277 } 8278 8279 final int N = windows.size(); 8280 int i; 8281 8282 if (DEBUG_LAYOUT) { 8283 Slog.v(TAG, "-------------------------------------"); 8284 Slog.v(TAG, "performLayout: needed=" 8285 + displayContent.layoutNeeded + " dw=" + dw + " dh=" + dh); 8286 } 8287 8288 WindowStateAnimator universeBackground = null; 8289 8290 mPolicy.beginLayoutLw(isDefaultDisplay, dw, dh, mRotation); 8291 if (isDefaultDisplay) { 8292 // Not needed on non-default displays. 8293 mSystemDecorLayer = mPolicy.getSystemDecorLayerLw(); 8294 mScreenRect.set(0, 0, dw, dh); 8295 } 8296 8297 mPolicy.getContentRectLw(mTmpContentRect); 8298 displayContent.resize(mTmpContentRect); 8299 8300 int seq = mLayoutSeq+1; 8301 if (seq < 0) seq = 0; 8302 mLayoutSeq = seq; 8303 8304 boolean behindDream = false; 8305 8306 // First perform layout of any root windows (not attached 8307 // to another window). 8308 int topAttached = -1; 8309 for (i = N-1; i >= 0; i--) { 8310 final WindowState win = windows.get(i); 8311 8312 // Don't do layout of a window if it is not visible, or 8313 // soon won't be visible, to avoid wasting time and funky 8314 // changes while a window is animating away. 8315 final boolean gone = (behindDream && mPolicy.canBeForceHidden(win, win.mAttrs)) 8316 || win.isGoneForLayoutLw(); 8317 8318 if (DEBUG_LAYOUT && !win.mLayoutAttached) { 8319 Slog.v(TAG, "1ST PASS " + win 8320 + ": gone=" + gone + " mHaveFrame=" + win.mHaveFrame 8321 + " mLayoutAttached=" + win.mLayoutAttached 8322 + " screen changed=" + win.isConfigChanged()); 8323 final AppWindowToken atoken = win.mAppToken; 8324 if (gone) Slog.v(TAG, " GONE: mViewVisibility=" 8325 + win.mViewVisibility + " mRelayoutCalled=" 8326 + win.mRelayoutCalled + " hidden=" 8327 + win.mRootToken.hidden + " hiddenRequested=" 8328 + (atoken != null && atoken.hiddenRequested) 8329 + " mAttachedHidden=" + win.mAttachedHidden); 8330 else Slog.v(TAG, " VIS: mViewVisibility=" 8331 + win.mViewVisibility + " mRelayoutCalled=" 8332 + win.mRelayoutCalled + " hidden=" 8333 + win.mRootToken.hidden + " hiddenRequested=" 8334 + (atoken != null && atoken.hiddenRequested) 8335 + " mAttachedHidden=" + win.mAttachedHidden); 8336 } 8337 8338 // If this view is GONE, then skip it -- keep the current 8339 // frame, and let the caller know so they can ignore it 8340 // if they want. (We do the normal layout for INVISIBLE 8341 // windows, since that means "perform layout as normal, 8342 // just don't display"). 8343 if (!gone || !win.mHaveFrame || win.mLayoutNeeded 8344 || ((win.isConfigChanged() || win.setInsetsChanged()) && 8345 (win.mAttrs.type == TYPE_KEYGUARD || 8346 win.mAppToken != null && win.mAppToken.layoutConfigChanges)) 8347 || win.mAttrs.type == TYPE_UNIVERSE_BACKGROUND) { 8348 if (!win.mLayoutAttached) { 8349 if (initial) { 8350 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); 8351 win.mContentChanged = false; 8352 } 8353 if (win.mAttrs.type == TYPE_DREAM) { 8354 // Don't layout windows behind a dream, so that if it 8355 // does stuff like hide the status bar we won't get a 8356 // bad transition when it goes away. 8357 behindDream = true; 8358 } 8359 win.mLayoutNeeded = false; 8360 win.prelayout(); 8361 mPolicy.layoutWindowLw(win, win.mAttrs, null); 8362 win.mLayoutSeq = seq; 8363 if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" 8364 + win.mFrame + " mContainingFrame=" 8365 + win.mContainingFrame + " mDisplayFrame=" 8366 + win.mDisplayFrame); 8367 } else { 8368 if (topAttached < 0) topAttached = i; 8369 } 8370 } 8371 if (win.mViewVisibility == View.VISIBLE 8372 && win.mAttrs.type == TYPE_UNIVERSE_BACKGROUND 8373 && universeBackground == null) { 8374 universeBackground = win.mWinAnimator; 8375 } 8376 } 8377 8378 if (mAnimator.mUniverseBackground != universeBackground) { 8379 mFocusMayChange = true; 8380 mAnimator.mUniverseBackground = universeBackground; 8381 } 8382 8383 boolean attachedBehindDream = false; 8384 8385 // Now perform layout of attached windows, which usually 8386 // depend on the position of the window they are attached to. 8387 // XXX does not deal with windows that are attached to windows 8388 // that are themselves attached. 8389 for (i = topAttached; i >= 0; i--) { 8390 final WindowState win = windows.get(i); 8391 8392 if (win.mLayoutAttached) { 8393 if (DEBUG_LAYOUT) Slog.v(TAG, "2ND PASS " + win 8394 + " mHaveFrame=" + win.mHaveFrame 8395 + " mViewVisibility=" + win.mViewVisibility 8396 + " mRelayoutCalled=" + win.mRelayoutCalled); 8397 // If this view is GONE, then skip it -- keep the current 8398 // frame, and let the caller know so they can ignore it 8399 // if they want. (We do the normal layout for INVISIBLE 8400 // windows, since that means "perform layout as normal, 8401 // just don't display"). 8402 if (attachedBehindDream && mPolicy.canBeForceHidden(win, win.mAttrs)) { 8403 continue; 8404 } 8405 if ((win.mViewVisibility != View.GONE && win.mRelayoutCalled) 8406 || !win.mHaveFrame || win.mLayoutNeeded) { 8407 if (initial) { 8408 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); 8409 win.mContentChanged = false; 8410 } 8411 win.mLayoutNeeded = false; 8412 win.prelayout(); 8413 mPolicy.layoutWindowLw(win, win.mAttrs, win.mAttachedWindow); 8414 win.mLayoutSeq = seq; 8415 if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" 8416 + win.mFrame + " mContainingFrame=" 8417 + win.mContainingFrame + " mDisplayFrame=" 8418 + win.mDisplayFrame); 8419 } 8420 } else if (win.mAttrs.type == TYPE_DREAM) { 8421 // Don't layout windows behind a dream, so that if it 8422 // does stuff like hide the status bar we won't get a 8423 // bad transition when it goes away. 8424 attachedBehindDream = behindDream; 8425 } 8426 } 8427 8428 // Window frames may have changed. Tell the input dispatcher about it. 8429 mInputMonitor.setUpdateInputWindowsNeededLw(); 8430 if (updateInputWindows) { 8431 mInputMonitor.updateInputWindowsLw(false /*force*/); 8432 } 8433 8434 mPolicy.finishLayoutLw(); 8435 } 8436 8437 void makeWindowFreezingScreenIfNeededLocked(WindowState w) { 8438 // If the screen is currently frozen or off, then keep 8439 // it frozen/off until this window draws at its new 8440 // orientation. 8441 if (!okToDisplay()) { 8442 if (DEBUG_ORIENTATION) Slog.v(TAG, "Changing surface while display frozen: " + w); 8443 w.mOrientationChanging = true; 8444 w.mLastFreezeDuration = 0; 8445 mInnerFields.mOrientationChangeComplete = false; 8446 if (!mWindowsFreezingScreen) { 8447 mWindowsFreezingScreen = true; 8448 // XXX should probably keep timeout from 8449 // when we first froze the display. 8450 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 8451 mH.sendEmptyMessageDelayed(H.WINDOW_FREEZE_TIMEOUT, 8452 WINDOW_FREEZE_TIMEOUT_DURATION); 8453 } 8454 } 8455 } 8456 8457 /** 8458 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8459 * @param windows List of windows on default display. 8460 * @return bitmap indicating if another pass through layout must be made. 8461 */ 8462 public int handleAppTransitionReadyLocked(WindowList windows) { 8463 int changes = 0; 8464 int i; 8465 int NN = mOpeningApps.size(); 8466 boolean goodToGo = true; 8467 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8468 "Checking " + NN + " opening apps (frozen=" 8469 + mDisplayFrozen + " timeout=" 8470 + mAppTransition.isTimeout() + ")..."); 8471 if (!mDisplayFrozen && !mAppTransition.isTimeout()) { 8472 // If the display isn't frozen, wait to do anything until 8473 // all of the apps are ready. Otherwise just go because 8474 // we'll unfreeze the display when everyone is ready. 8475 for (i=0; i<NN && goodToGo; i++) { 8476 AppWindowToken wtoken = mOpeningApps.get(i); 8477 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8478 "Check opening app=" + wtoken + ": allDrawn=" 8479 + wtoken.allDrawn + " startingDisplayed=" 8480 + wtoken.startingDisplayed + " startingMoved=" 8481 + wtoken.startingMoved); 8482 if (!wtoken.allDrawn && !wtoken.startingDisplayed 8483 && !wtoken.startingMoved) { 8484 goodToGo = false; 8485 } 8486 } 8487 } 8488 if (goodToGo) { 8489 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "**** GOOD TO GO"); 8490 int transit = mAppTransition.getAppTransition(); 8491 if (mSkipAppTransitionAnimation) { 8492 transit = AppTransition.TRANSIT_UNSET; 8493 } 8494 mAppTransition.goodToGo(); 8495 mStartingIconInTransition = false; 8496 mSkipAppTransitionAnimation = false; 8497 8498 mH.removeMessages(H.APP_TRANSITION_TIMEOUT); 8499 8500 rebuildAppWindowListLocked(); 8501 8502 // if wallpaper is animating in or out set oldWallpaper to null else to wallpaper 8503 WindowState oldWallpaper = 8504 mWallpaperTarget != null && mWallpaperTarget.mWinAnimator.isAnimating() 8505 && !mWallpaperTarget.mWinAnimator.isDummyAnimation() 8506 ? null : mWallpaperTarget; 8507 8508 mInnerFields.mWallpaperMayChange = false; 8509 8510 // The top-most window will supply the layout params, 8511 // and we will determine it below. 8512 LayoutParams animLp = null; 8513 int bestAnimLayer = -1; 8514 boolean fullscreenAnim = false; 8515 8516 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8517 "New wallpaper target=" + mWallpaperTarget 8518 + ", oldWallpaper=" + oldWallpaper 8519 + ", lower target=" + mLowerWallpaperTarget 8520 + ", upper target=" + mUpperWallpaperTarget); 8521 8522 boolean openingAppHasWallpaper = false; 8523 boolean closingAppHasWallpaper = false; 8524 final AppWindowToken lowerWallpaperAppToken; 8525 final AppWindowToken upperWallpaperAppToken; 8526 if (mLowerWallpaperTarget == null) { 8527 lowerWallpaperAppToken = upperWallpaperAppToken = null; 8528 } else { 8529 lowerWallpaperAppToken = mLowerWallpaperTarget.mAppToken; 8530 upperWallpaperAppToken = mUpperWallpaperTarget.mAppToken; 8531 } 8532 8533 // Do a first pass through the tokens for two 8534 // things: 8535 // (1) Determine if both the closing and opening 8536 // app token sets are wallpaper targets, in which 8537 // case special animations are needed 8538 // (since the wallpaper needs to stay static 8539 // behind them). 8540 // (2) Find the layout params of the top-most 8541 // application window in the tokens, which is 8542 // what will control the animation theme. 8543 final int NC = mClosingApps.size(); 8544 NN = NC + mOpeningApps.size(); 8545 for (i=0; i<NN; i++) { 8546 final AppWindowToken wtoken; 8547 if (i < NC) { 8548 wtoken = mClosingApps.get(i); 8549 if (wtoken == lowerWallpaperAppToken || wtoken == upperWallpaperAppToken) { 8550 closingAppHasWallpaper = true; 8551 } 8552 } else { 8553 wtoken = mOpeningApps.get(i - NC); 8554 if (wtoken == lowerWallpaperAppToken || wtoken == upperWallpaperAppToken) { 8555 openingAppHasWallpaper = true; 8556 } 8557 } 8558 8559 if (wtoken.appFullscreen) { 8560 WindowState ws = wtoken.findMainWindow(); 8561 if (ws != null) { 8562 animLp = ws.mAttrs; 8563 bestAnimLayer = ws.mLayer; 8564 fullscreenAnim = true; 8565 } 8566 } else if (!fullscreenAnim) { 8567 WindowState ws = wtoken.findMainWindow(); 8568 if (ws != null) { 8569 if (ws.mLayer > bestAnimLayer) { 8570 animLp = ws.mAttrs; 8571 bestAnimLayer = ws.mLayer; 8572 } 8573 } 8574 } 8575 } 8576 8577 mAnimateWallpaperWithTarget = false; 8578 if (closingAppHasWallpaper && openingAppHasWallpaper) { 8579 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Wallpaper animation!"); 8580 switch (transit) { 8581 case AppTransition.TRANSIT_ACTIVITY_OPEN: 8582 case AppTransition.TRANSIT_TASK_OPEN: 8583 case AppTransition.TRANSIT_TASK_TO_FRONT: 8584 transit = AppTransition.TRANSIT_WALLPAPER_INTRA_OPEN; 8585 break; 8586 case AppTransition.TRANSIT_ACTIVITY_CLOSE: 8587 case AppTransition.TRANSIT_TASK_CLOSE: 8588 case AppTransition.TRANSIT_TASK_TO_BACK: 8589 transit = AppTransition.TRANSIT_WALLPAPER_INTRA_CLOSE; 8590 break; 8591 } 8592 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "New transit: " + transit); 8593 } else if ((oldWallpaper != null) && !mOpeningApps.isEmpty() 8594 && !mOpeningApps.contains(oldWallpaper.mAppToken)) { 8595 // We are transitioning from an activity with 8596 // a wallpaper to one without. 8597 transit = AppTransition.TRANSIT_WALLPAPER_CLOSE; 8598 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8599 "New transit away from wallpaper: " + transit); 8600 } else if (mWallpaperTarget != null && mWallpaperTarget.isVisibleLw()) { 8601 // We are transitioning from an activity without 8602 // a wallpaper to now showing the wallpaper 8603 transit = AppTransition.TRANSIT_WALLPAPER_OPEN; 8604 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8605 "New transit into wallpaper: " + transit); 8606 } else { 8607 mAnimateWallpaperWithTarget = true; 8608 } 8609 8610 // If all closing windows are obscured, then there is 8611 // no need to do an animation. This is the case, for 8612 // example, when this transition is being done behind 8613 // the lock screen. 8614 if (!mPolicy.allowAppAnimationsLw()) { 8615 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8616 "Animations disallowed by keyguard or dream."); 8617 animLp = null; 8618 } 8619 8620 AppWindowToken topOpeningApp = null; 8621 int topOpeningLayer = 0; 8622 8623 NN = mOpeningApps.size(); 8624 for (i=0; i<NN; i++) { 8625 AppWindowToken wtoken = mOpeningApps.get(i); 8626 final AppWindowAnimator appAnimator = wtoken.mAppAnimator; 8627 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Now opening app" + wtoken); 8628 appAnimator.clearThumbnail(); 8629 wtoken.inPendingTransaction = false; 8630 appAnimator.animation = null; 8631 setTokenVisibilityLocked(wtoken, animLp, true, transit, false); 8632 wtoken.updateReportedVisibilityLocked(); 8633 wtoken.waitingToShow = false; 8634 8635 appAnimator.mAllAppWinAnimators.clear(); 8636 final int N = wtoken.allAppWindows.size(); 8637 for (int j = 0; j < N; j++) { 8638 appAnimator.mAllAppWinAnimators.add(wtoken.allAppWindows.get(j).mWinAnimator); 8639 } 8640 mAnimator.mAnimating |= appAnimator.showAllWindowsLocked(); 8641 8642 if (animLp != null) { 8643 int layer = -1; 8644 for (int j=0; j<wtoken.windows.size(); j++) { 8645 WindowState win = wtoken.windows.get(j); 8646 if (win.mWinAnimator.mAnimLayer > layer) { 8647 layer = win.mWinAnimator.mAnimLayer; 8648 } 8649 } 8650 if (topOpeningApp == null || layer > topOpeningLayer) { 8651 topOpeningApp = wtoken; 8652 topOpeningLayer = layer; 8653 } 8654 } 8655 } 8656 NN = mClosingApps.size(); 8657 for (i=0; i<NN; i++) { 8658 AppWindowToken wtoken = mClosingApps.get(i); 8659 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Now closing app " + wtoken); 8660 wtoken.mAppAnimator.clearThumbnail(); 8661 wtoken.inPendingTransaction = false; 8662 wtoken.mAppAnimator.animation = null; 8663 setTokenVisibilityLocked(wtoken, animLp, false, transit, false); 8664 wtoken.updateReportedVisibilityLocked(); 8665 wtoken.waitingToHide = false; 8666 // Force the allDrawn flag, because we want to start 8667 // this guy's animations regardless of whether it's 8668 // gotten drawn. 8669 wtoken.allDrawn = true; 8670 wtoken.deferClearAllDrawn = false; 8671 } 8672 8673 AppWindowAnimator appAnimator = 8674 topOpeningApp == null ? null : topOpeningApp.mAppAnimator; 8675 Bitmap nextAppTransitionThumbnail = mAppTransition.getNextAppTransitionThumbnail(); 8676 if (nextAppTransitionThumbnail != null && appAnimator != null 8677 && appAnimator.animation != null) { 8678 // This thumbnail animation is very special, we need to have 8679 // an extra surface with the thumbnail included with the animation. 8680 Rect dirty = new Rect(0, 0, nextAppTransitionThumbnail.getWidth(), 8681 nextAppTransitionThumbnail.getHeight()); 8682 try { 8683 // TODO(multi-display): support other displays 8684 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 8685 final Display display = displayContent.getDisplay(); 8686 SurfaceControl surfaceControl = new SurfaceControl(mFxSession, 8687 "thumbnail anim", 8688 dirty.width(), dirty.height(), 8689 PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN); 8690 surfaceControl.setLayerStack(display.getLayerStack()); 8691 appAnimator.thumbnail = surfaceControl; 8692 if (SHOW_TRANSACTIONS) Slog.i(TAG, " THUMBNAIL " + surfaceControl + ": CREATE"); 8693 Surface drawSurface = new Surface(); 8694 drawSurface.copyFrom(surfaceControl); 8695 Canvas c = drawSurface.lockCanvas(dirty); 8696 c.drawBitmap(nextAppTransitionThumbnail, 0, 0, null); 8697 drawSurface.unlockCanvasAndPost(c); 8698 drawSurface.release(); 8699 appAnimator.thumbnailLayer = topOpeningLayer; 8700 DisplayInfo displayInfo = getDefaultDisplayInfoLocked(); 8701 Animation anim = mAppTransition.createThumbnailAnimationLocked( 8702 transit, true, true, displayInfo.appWidth, displayInfo.appHeight); 8703 appAnimator.thumbnailAnimation = anim; 8704 anim.restrictDuration(MAX_ANIMATION_DURATION); 8705 anim.scaleCurrentDuration(mTransitionAnimationScale); 8706 Point p = new Point(); 8707 mAppTransition.getStartingPoint(p); 8708 appAnimator.thumbnailX = p.x; 8709 appAnimator.thumbnailY = p.y; 8710 } catch (OutOfResourcesException e) { 8711 Slog.e(TAG, "Can't allocate thumbnail/Canvas surface w=" + dirty.width() 8712 + " h=" + dirty.height(), e); 8713 appAnimator.clearThumbnail(); 8714 } 8715 } 8716 8717 mAppTransition.postAnimationCallback(); 8718 mAppTransition.clear(); 8719 8720 mOpeningApps.clear(); 8721 mClosingApps.clear(); 8722 8723 // This has changed the visibility of windows, so perform 8724 // a new layout to get them all up-to-date. 8725 changes |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT 8726 | WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG; 8727 getDefaultDisplayContentLocked().layoutNeeded = true; 8728 8729 // TODO(multidisplay): IMEs are only supported on the default display. 8730 if (windows == getDefaultWindowListLocked() 8731 && !moveInputMethodWindowsIfNeededLocked(true)) { 8732 assignLayersLocked(windows); 8733 } 8734 updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, false /*updateInputWindows*/); 8735 mFocusMayChange = false; 8736 } 8737 8738 return changes; 8739 } 8740 8741 /** 8742 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8743 * @return bitmap indicating if another pass through layout must be made. 8744 */ 8745 private int handleAnimatingStoppedAndTransitionLocked() { 8746 int changes = 0; 8747 8748 mAppTransition.setIdle(); 8749 // Restore window app tokens to the ActivityManager views 8750 ArrayList<TaskStack> stacks = getDefaultDisplayContentLocked().getStacks(); 8751 for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { 8752 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8753 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 8754 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8755 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8756 tokens.get(tokenNdx).sendingToBottom = false; 8757 } 8758 } 8759 } 8760 rebuildAppWindowListLocked(); 8761 8762 changes |= PhoneWindowManager.FINISH_LAYOUT_REDO_LAYOUT; 8763 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 8764 "Wallpaper layer changed: assigning layers + relayout"); 8765 moveInputMethodWindowsIfNeededLocked(true); 8766 mInnerFields.mWallpaperMayChange = true; 8767 // Since the window list has been rebuilt, focus might 8768 // have to be recomputed since the actual order of windows 8769 // might have changed again. 8770 mFocusMayChange = true; 8771 8772 return changes; 8773 } 8774 8775 private void updateResizingWindows(final WindowState w) { 8776 final WindowStateAnimator winAnimator = w.mWinAnimator; 8777 if (w.mHasSurface && w.mLayoutSeq == mLayoutSeq) { 8778 w.setInsetsChanged(); 8779 boolean configChanged = w.isConfigChanged(); 8780 if (DEBUG_CONFIGURATION && configChanged) { 8781 Slog.v(TAG, "Win " + w + " config changed: " 8782 + mCurConfiguration); 8783 } 8784 if (localLOGV) Slog.v(TAG, "Resizing " + w 8785 + ": configChanged=" + configChanged 8786 + " last=" + w.mLastFrame + " frame=" + w.mFrame); 8787 w.mLastFrame.set(w.mFrame); 8788 if (w.mContentInsetsChanged 8789 || w.mVisibleInsetsChanged 8790 || winAnimator.mSurfaceResized 8791 || configChanged) { 8792 if (DEBUG_RESIZE || DEBUG_ORIENTATION) { 8793 Slog.v(TAG, "Resize reasons for w=" + w + ": " 8794 + " contentInsetsChanged=" + w.mContentInsetsChanged 8795 + " " + w.mContentInsets.toShortString() 8796 + " visibleInsetsChanged=" + w.mVisibleInsetsChanged 8797 + " " + w.mVisibleInsets.toShortString() 8798 + " surfaceResized=" + winAnimator.mSurfaceResized 8799 + " configChanged=" + configChanged); 8800 } 8801 8802 w.mLastOverscanInsets.set(w.mOverscanInsets); 8803 w.mLastContentInsets.set(w.mContentInsets); 8804 w.mLastVisibleInsets.set(w.mVisibleInsets); 8805 makeWindowFreezingScreenIfNeededLocked(w); 8806 // If the orientation is changing, then we need to 8807 // hold off on unfreezing the display until this 8808 // window has been redrawn; to do that, we need 8809 // to go through the process of getting informed 8810 // by the application when it has finished drawing. 8811 if (w.mOrientationChanging) { 8812 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM || DEBUG_ORIENTATION) Slog.v(TAG, 8813 "Orientation start waiting for draw mDrawState=DRAW_PENDING in " 8814 + w + ", surface " + winAnimator.mSurfaceControl); 8815 winAnimator.mDrawState = WindowStateAnimator.DRAW_PENDING; 8816 if (w.mAppToken != null) { 8817 w.mAppToken.allDrawn = false; 8818 w.mAppToken.deferClearAllDrawn = false; 8819 } 8820 } 8821 if (!mResizingWindows.contains(w)) { 8822 if (DEBUG_RESIZE || DEBUG_ORIENTATION) Slog.v(TAG, 8823 "Resizing window " + w + " to " + winAnimator.mSurfaceW 8824 + "x" + winAnimator.mSurfaceH); 8825 mResizingWindows.add(w); 8826 } 8827 } else if (w.mOrientationChanging) { 8828 if (w.isDrawnLw()) { 8829 if (DEBUG_ORIENTATION) Slog.v(TAG, 8830 "Orientation not waiting for draw in " 8831 + w + ", surface " + winAnimator.mSurfaceControl); 8832 w.mOrientationChanging = false; 8833 w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() 8834 - mDisplayFreezeTime); 8835 } 8836 } 8837 } 8838 } 8839 8840 /** 8841 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8842 * 8843 * @param w WindowState this method is applied to. 8844 * @param currentTime The time which animations use for calculating transitions. 8845 * @param innerDw Width of app window. 8846 * @param innerDh Height of app window. 8847 */ 8848 private void handleNotObscuredLocked(final WindowState w, final long currentTime, 8849 final int innerDw, final int innerDh) { 8850 final WindowManager.LayoutParams attrs = w.mAttrs; 8851 final int attrFlags = attrs.flags; 8852 final boolean canBeSeen = w.isDisplayedLw(); 8853 final boolean opaqueDrawn = canBeSeen && w.isOpaqueDrawn(); 8854 8855 if (opaqueDrawn && w.isFullscreen(innerDw, innerDh)) { 8856 // This window completely covers everything behind it, 8857 // so we want to leave all of them as undimmed (for 8858 // performance reasons). 8859 mInnerFields.mObscured = true; 8860 } 8861 8862 if (w.mHasSurface) { 8863 if ((attrFlags&FLAG_KEEP_SCREEN_ON) != 0) { 8864 mInnerFields.mHoldScreen = w.mSession; 8865 } 8866 if (!mInnerFields.mSyswin && w.mAttrs.screenBrightness >= 0 8867 && mInnerFields.mScreenBrightness < 0) { 8868 mInnerFields.mScreenBrightness = w.mAttrs.screenBrightness; 8869 } 8870 if (!mInnerFields.mSyswin && w.mAttrs.buttonBrightness >= 0 8871 && mInnerFields.mButtonBrightness < 0) { 8872 mInnerFields.mButtonBrightness = w.mAttrs.buttonBrightness; 8873 } 8874 if (!mInnerFields.mSyswin && w.mAttrs.userActivityTimeout >= 0 8875 && mInnerFields.mUserActivityTimeout < 0) { 8876 mInnerFields.mUserActivityTimeout = w.mAttrs.userActivityTimeout; 8877 } 8878 8879 final int type = attrs.type; 8880 if (canBeSeen 8881 && (type == TYPE_SYSTEM_DIALOG 8882 || type == TYPE_RECENTS_OVERLAY 8883 || type == TYPE_KEYGUARD 8884 || type == TYPE_SYSTEM_ERROR)) { 8885 mInnerFields.mSyswin = true; 8886 } 8887 8888 if (canBeSeen) { 8889 // This function assumes that the contents of the default display are 8890 // processed first before secondary displays. 8891 final DisplayContent displayContent = w.getDisplayContent(); 8892 if (displayContent != null && displayContent.isDefaultDisplay) { 8893 // While a dream or keyguard is showing, obscure ordinary application 8894 // content on secondary displays (by forcibly enabling mirroring unless 8895 // there is other content we want to show) but still allow opaque 8896 // keyguard dialogs to be shown. 8897 if (type == TYPE_DREAM || type == TYPE_KEYGUARD) { 8898 mInnerFields.mObscureApplicationContentOnSecondaryDisplays = true; 8899 } 8900 mInnerFields.mDisplayHasContent = true; 8901 } else if (displayContent != null && 8902 (!mInnerFields.mObscureApplicationContentOnSecondaryDisplays 8903 || (mInnerFields.mObscured && type == TYPE_KEYGUARD_DIALOG))) { 8904 // Allow full screen keyguard presentation dialogs to be seen. 8905 mInnerFields.mDisplayHasContent = true; 8906 } 8907 } 8908 } 8909 } 8910 8911 private void handleFlagDimBehind(WindowState w) { 8912 final WindowManager.LayoutParams attrs = w.mAttrs; 8913 if ((attrs.flags & FLAG_DIM_BEHIND) != 0 8914 && w.isDisplayedLw() 8915 && !w.mExiting) { 8916 final WindowStateAnimator winAnimator = w.mWinAnimator; 8917 final TaskStack stack = w.getStack(); 8918 stack.setDimmingTag(); 8919 if (!stack.isDimming(winAnimator)) { 8920 if (localLOGV) Slog.v(TAG, "Win " + w + " start dimming."); 8921 stack.startDimmingIfNeeded(winAnimator); 8922 } 8923 } 8924 } 8925 8926 private void updateAllDrawnLocked(DisplayContent displayContent) { 8927 // See if any windows have been drawn, so they (and others 8928 // associated with them) can now be shown. 8929 ArrayList<TaskStack> stacks = displayContent.getStacks(); 8930 for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { 8931 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8932 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 8933 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8934 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8935 final AppWindowToken wtoken = tokens.get(tokenNdx); 8936 if (!wtoken.allDrawn) { 8937 int numInteresting = wtoken.numInterestingWindows; 8938 if (numInteresting > 0 && wtoken.numDrawnWindows >= numInteresting) { 8939 if (DEBUG_VISIBILITY) Slog.v(TAG, 8940 "allDrawn: " + wtoken 8941 + " interesting=" + numInteresting 8942 + " drawn=" + wtoken.numDrawnWindows); 8943 wtoken.allDrawn = true; 8944 mH.obtainMessage(H.NOTIFY_ACTIVITY_DRAWN, wtoken.token).sendToTarget(); 8945 } 8946 } 8947 } 8948 } 8949 } 8950 } 8951 8952 // "Something has changed! Let's make it correct now." 8953 private final void performLayoutAndPlaceSurfacesLockedInner(boolean recoveringMemory) { 8954 if (DEBUG_WINDOW_TRACE) { 8955 Slog.v(TAG, "performLayoutAndPlaceSurfacesLockedInner: entry. Called by " 8956 + Debug.getCallers(3)); 8957 } 8958 8959 final long currentTime = SystemClock.uptimeMillis(); 8960 8961 int i; 8962 8963 if (mFocusMayChange) { 8964 mFocusMayChange = false; 8965 updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 8966 false /*updateInputWindows*/); 8967 } 8968 8969 // Initialize state of exiting tokens. 8970 final int numDisplays = mDisplayContents.size(); 8971 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 8972 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 8973 for (i=displayContent.mExitingTokens.size()-1; i>=0; i--) { 8974 displayContent.mExitingTokens.get(i).hasVisible = false; 8975 } 8976 } 8977 8978 for (int stackNdx = mStackIdToStack.size() - 1; stackNdx >= 0; --stackNdx) { 8979 // Initialize state of exiting applications. 8980 final AppTokenList exitingAppTokens = 8981 mStackIdToStack.valueAt(stackNdx).mExitingAppTokens; 8982 for (int tokenNdx = exitingAppTokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8983 exitingAppTokens.get(tokenNdx).hasVisible = false; 8984 } 8985 } 8986 8987 mInnerFields.mHoldScreen = null; 8988 mInnerFields.mScreenBrightness = -1; 8989 mInnerFields.mButtonBrightness = -1; 8990 mInnerFields.mUserActivityTimeout = -1; 8991 mInnerFields.mObscureApplicationContentOnSecondaryDisplays = false; 8992 8993 mTransactionSequence++; 8994 8995 final DisplayContent defaultDisplay = getDefaultDisplayContentLocked(); 8996 final DisplayInfo defaultInfo = defaultDisplay.getDisplayInfo(); 8997 final int defaultDw = defaultInfo.logicalWidth; 8998 final int defaultDh = defaultInfo.logicalHeight; 8999 9000 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 9001 ">>> OPEN TRANSACTION performLayoutAndPlaceSurfaces"); 9002 SurfaceControl.openTransaction(); 9003 try { 9004 9005 if (mWatermark != null) { 9006 mWatermark.positionSurface(defaultDw, defaultDh); 9007 } 9008 if (mStrictModeFlash != null) { 9009 mStrictModeFlash.positionSurface(defaultDw, defaultDh); 9010 } 9011 9012 boolean focusDisplayed = false; 9013 9014 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9015 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9016 boolean updateAllDrawn = false; 9017 WindowList windows = displayContent.getWindowList(); 9018 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 9019 final int displayId = displayContent.getDisplayId(); 9020 final int dw = displayInfo.logicalWidth; 9021 final int dh = displayInfo.logicalHeight; 9022 final int innerDw = displayInfo.appWidth; 9023 final int innerDh = displayInfo.appHeight; 9024 final boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY); 9025 9026 // Reset for each display. 9027 mInnerFields.mDisplayHasContent = false; 9028 9029 int repeats = 0; 9030 do { 9031 repeats++; 9032 if (repeats > 6) { 9033 Slog.w(TAG, "Animation repeat aborted after too many iterations"); 9034 displayContent.layoutNeeded = false; 9035 break; 9036 } 9037 9038 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("On entry to LockedInner", 9039 displayContent.pendingLayoutChanges); 9040 9041 if ((displayContent.pendingLayoutChanges & 9042 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER) != 0 && 9043 (adjustWallpaperWindowsLocked() & 9044 ADJUST_WALLPAPER_LAYERS_CHANGED) != 0) { 9045 assignLayersLocked(windows); 9046 displayContent.layoutNeeded = true; 9047 } 9048 9049 if (isDefaultDisplay && (displayContent.pendingLayoutChanges 9050 & WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG) != 0) { 9051 if (DEBUG_LAYOUT) Slog.v(TAG, "Computing new config from layout"); 9052 if (updateOrientationFromAppTokensLocked(true)) { 9053 displayContent.layoutNeeded = true; 9054 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 9055 } 9056 } 9057 9058 if ((displayContent.pendingLayoutChanges 9059 & WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT) != 0) { 9060 displayContent.layoutNeeded = true; 9061 } 9062 9063 // FIRST LOOP: Perform a layout, if needed. 9064 if (repeats < 4) { 9065 performLayoutLockedInner(displayContent, repeats == 1, 9066 false /*updateInputWindows*/); 9067 } else { 9068 Slog.w(TAG, "Layout repeat skipped after too many iterations"); 9069 } 9070 9071 // FIRST AND ONE HALF LOOP: Make WindowManagerPolicy think 9072 // it is animating. 9073 displayContent.pendingLayoutChanges = 0; 9074 9075 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("loop number " 9076 + mLayoutRepeatCount, displayContent.pendingLayoutChanges); 9077 9078 if (isDefaultDisplay) { 9079 mPolicy.beginPostLayoutPolicyLw(dw, dh); 9080 for (i = windows.size() - 1; i >= 0; i--) { 9081 WindowState w = windows.get(i); 9082 if (w.mHasSurface) { 9083 mPolicy.applyPostLayoutPolicyLw(w, w.mAttrs); 9084 } 9085 } 9086 displayContent.pendingLayoutChanges |= mPolicy.finishPostLayoutPolicyLw(); 9087 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats( 9088 "after finishPostLayoutPolicyLw", displayContent.pendingLayoutChanges); 9089 } 9090 } while (displayContent.pendingLayoutChanges != 0); 9091 9092 mInnerFields.mObscured = false; 9093 mInnerFields.mSyswin = false; 9094 displayContent.resetDimming(); 9095 9096 // Only used if default window 9097 final boolean someoneLosingFocus = !mLosingFocus.isEmpty(); 9098 9099 final int N = windows.size(); 9100 for (i=N-1; i>=0; i--) { 9101 WindowState w = windows.get(i); 9102 final TaskStack stack = w.getStack(); 9103 if (stack == null) { 9104 continue; 9105 } 9106 9107 final boolean obscuredChanged = w.mObscured != mInnerFields.mObscured; 9108 9109 // Update effect. 9110 w.mObscured = mInnerFields.mObscured; 9111 if (!mInnerFields.mObscured) { 9112 handleNotObscuredLocked(w, currentTime, innerDw, innerDh); 9113 } 9114 9115 if (!stack.testDimmingTag()) { 9116 handleFlagDimBehind(w); 9117 } 9118 9119 if (isDefaultDisplay && obscuredChanged && (mWallpaperTarget == w) 9120 && w.isVisibleLw()) { 9121 // This is the wallpaper target and its obscured state 9122 // changed... make sure the current wallaper's visibility 9123 // has been updated accordingly. 9124 updateWallpaperVisibilityLocked(); 9125 } 9126 9127 final WindowStateAnimator winAnimator = w.mWinAnimator; 9128 9129 // If the window has moved due to its containing 9130 // content frame changing, then we'd like to animate 9131 // it. 9132 if (w.mHasSurface && w.shouldAnimateMove()) { 9133 // Frame has moved, containing content frame 9134 // has also moved, and we're not currently animating... 9135 // let's do something. 9136 Animation a = AnimationUtils.loadAnimation(mContext, 9137 com.android.internal.R.anim.window_move_from_decor); 9138 winAnimator.setAnimation(a); 9139 winAnimator.mAnimDw = w.mLastFrame.left - w.mFrame.left; 9140 winAnimator.mAnimDh = w.mLastFrame.top - w.mFrame.top; 9141 try { 9142 w.mClient.moved(w.mFrame.left, w.mFrame.top); 9143 } catch (RemoteException e) { 9144 } 9145 } 9146 9147 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - done placing"); 9148 w.mContentChanged = false; 9149 9150 // Moved from updateWindowsAndWallpaperLocked(). 9151 if (w.mHasSurface) { 9152 // Take care of the window being ready to display. 9153 final boolean committed = 9154 winAnimator.commitFinishDrawingLocked(currentTime); 9155 if (isDefaultDisplay && committed) { 9156 if (w.mAttrs.type == TYPE_DREAM) { 9157 // HACK: When a dream is shown, it may at that 9158 // point hide the lock screen. So we need to 9159 // redo the layout to let the phone window manager 9160 // make this happen. 9161 displayContent.pendingLayoutChanges |= 9162 WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9163 if (DEBUG_LAYOUT_REPEATS) { 9164 debugLayoutRepeats( 9165 "dream and commitFinishDrawingLocked true", 9166 displayContent.pendingLayoutChanges); 9167 } 9168 } 9169 if ((w.mAttrs.flags & FLAG_SHOW_WALLPAPER) != 0) { 9170 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 9171 "First draw done in potential wallpaper target " + w); 9172 mInnerFields.mWallpaperMayChange = true; 9173 displayContent.pendingLayoutChanges |= 9174 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9175 if (DEBUG_LAYOUT_REPEATS) { 9176 debugLayoutRepeats( 9177 "wallpaper and commitFinishDrawingLocked true", 9178 displayContent.pendingLayoutChanges); 9179 } 9180 } 9181 } 9182 9183 winAnimator.setSurfaceBoundariesLocked(recoveringMemory); 9184 9185 final AppWindowToken atoken = w.mAppToken; 9186 if (DEBUG_STARTING_WINDOW && atoken != null 9187 && w == atoken.startingWindow) { 9188 Slog.d(TAG, "updateWindows: starting " + w + " isOnScreen=" 9189 + w.isOnScreen() + " allDrawn=" + atoken.allDrawn 9190 + " freezingScreen=" + atoken.mAppAnimator.freezingScreen); 9191 } 9192 if (atoken != null 9193 && (!atoken.allDrawn || atoken.mAppAnimator.freezingScreen)) { 9194 if (atoken.lastTransactionSequence != mTransactionSequence) { 9195 atoken.lastTransactionSequence = mTransactionSequence; 9196 atoken.numInterestingWindows = atoken.numDrawnWindows = 0; 9197 atoken.startingDisplayed = false; 9198 } 9199 if ((w.isOnScreen() || winAnimator.mAttrType == TYPE_BASE_APPLICATION) 9200 && !w.mExiting && !w.mDestroying) { 9201 if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) { 9202 Slog.v(TAG, "Eval win " + w + ": isDrawn=" + w.isDrawnLw() 9203 + ", isAnimating=" + winAnimator.isAnimating()); 9204 if (!w.isDrawnLw()) { 9205 Slog.v(TAG, "Not displayed: s=" + winAnimator.mSurfaceControl 9206 + " pv=" + w.mPolicyVisibility 9207 + " mDrawState=" + winAnimator.mDrawState 9208 + " ah=" + w.mAttachedHidden 9209 + " th=" + atoken.hiddenRequested 9210 + " a=" + winAnimator.mAnimating); 9211 } 9212 } 9213 if (w != atoken.startingWindow) { 9214 if (!atoken.mAppAnimator.freezingScreen || !w.mAppFreezing) { 9215 atoken.numInterestingWindows++; 9216 if (w.isDrawnLw()) { 9217 atoken.numDrawnWindows++; 9218 if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) Slog.v(TAG, 9219 "tokenMayBeDrawn: " + atoken 9220 + " freezingScreen=" + atoken.mAppAnimator.freezingScreen 9221 + " mAppFreezing=" + w.mAppFreezing); 9222 updateAllDrawn = true; 9223 } 9224 } 9225 } else if (w.isDrawnLw()) { 9226 atoken.startingDisplayed = true; 9227 } 9228 } 9229 } 9230 } 9231 9232 if (isDefaultDisplay && someoneLosingFocus && (w == mCurrentFocus) 9233 && w.isDisplayedLw()) { 9234 focusDisplayed = true; 9235 } 9236 9237 updateResizingWindows(w); 9238 } 9239 9240 mDisplayManagerInternal.setDisplayHasContent(displayId, 9241 mInnerFields.mDisplayHasContent, 9242 true /* inTraversal, must call performTraversalInTrans... below */); 9243 9244 getDisplayContentLocked(displayId).stopDimmingIfNeeded(); 9245 9246 if (updateAllDrawn) { 9247 updateAllDrawnLocked(displayContent); 9248 } 9249 } 9250 9251 if (focusDisplayed) { 9252 mH.sendEmptyMessage(H.REPORT_LOSING_FOCUS); 9253 } 9254 9255 // Give the display manager a chance to adjust properties 9256 // like display rotation if it needs to. 9257 mDisplayManagerInternal.performTraversalInTransactionFromWindowManager(); 9258 9259 } catch (RuntimeException e) { 9260 Log.wtf(TAG, "Unhandled exception in Window Manager", e); 9261 } finally { 9262 SurfaceControl.closeTransaction(); 9263 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 9264 "<<< CLOSE TRANSACTION performLayoutAndPlaceSurfaces"); 9265 } 9266 9267 final WindowList defaultWindows = defaultDisplay.getWindowList(); 9268 9269 // If we are ready to perform an app transition, check through 9270 // all of the app tokens to be shown and see if they are ready 9271 // to go. 9272 if (mAppTransition.isReady()) { 9273 defaultDisplay.pendingLayoutChanges |= handleAppTransitionReadyLocked(defaultWindows); 9274 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after handleAppTransitionReadyLocked", 9275 defaultDisplay.pendingLayoutChanges); 9276 } 9277 9278 if (!mAnimator.mAnimating && mAppTransition.isRunning()) { 9279 // We have finished the animation of an app transition. To do 9280 // this, we have delayed a lot of operations like showing and 9281 // hiding apps, moving apps in Z-order, etc. The app token list 9282 // reflects the correct Z-order, but the window list may now 9283 // be out of sync with it. So here we will just rebuild the 9284 // entire app window list. Fun! 9285 defaultDisplay.pendingLayoutChanges |= handleAnimatingStoppedAndTransitionLocked(); 9286 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after handleAnimStopAndXitionLock", 9287 defaultDisplay.pendingLayoutChanges); 9288 } 9289 9290 if (mInnerFields.mWallpaperForceHidingChanged && defaultDisplay.pendingLayoutChanges == 0 9291 && !mAppTransition.isReady()) { 9292 // At this point, there was a window with a wallpaper that 9293 // was force hiding other windows behind it, but now it 9294 // is going away. This may be simple -- just animate 9295 // away the wallpaper and its window -- or it may be 9296 // hard -- the wallpaper now needs to be shown behind 9297 // something that was hidden. 9298 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9299 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after animateAwayWallpaperLocked", 9300 defaultDisplay.pendingLayoutChanges); 9301 } 9302 mInnerFields.mWallpaperForceHidingChanged = false; 9303 9304 if (mInnerFields.mWallpaperMayChange) { 9305 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "Wallpaper may change! Adjusting"); 9306 defaultDisplay.pendingLayoutChanges |= 9307 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9308 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("WallpaperMayChange", 9309 defaultDisplay.pendingLayoutChanges); 9310 } 9311 9312 if (mFocusMayChange) { 9313 mFocusMayChange = false; 9314 if (updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, 9315 false /*updateInputWindows*/)) { 9316 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; 9317 } 9318 } 9319 9320 if (needsLayout()) { 9321 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9322 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("mLayoutNeeded", 9323 defaultDisplay.pendingLayoutChanges); 9324 } 9325 9326 for (i = mResizingWindows.size() - 1; i >= 0; i--) { 9327 WindowState win = mResizingWindows.get(i); 9328 if (win.mAppFreezing) { 9329 // Don't remove this window until rotation has completed. 9330 continue; 9331 } 9332 win.reportResized(); 9333 mResizingWindows.remove(i); 9334 } 9335 9336 if (DEBUG_ORIENTATION && mDisplayFrozen) Slog.v(TAG, 9337 "With display frozen, orientationChangeComplete=" 9338 + mInnerFields.mOrientationChangeComplete); 9339 if (mInnerFields.mOrientationChangeComplete) { 9340 if (mWindowsFreezingScreen) { 9341 mWindowsFreezingScreen = false; 9342 mLastFinishedFreezeSource = mInnerFields.mLastWindowFreezeSource; 9343 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 9344 } 9345 stopFreezingDisplayLocked(); 9346 } 9347 9348 // Destroy the surface of any windows that are no longer visible. 9349 boolean wallpaperDestroyed = false; 9350 i = mDestroySurface.size(); 9351 if (i > 0) { 9352 do { 9353 i--; 9354 WindowState win = mDestroySurface.get(i); 9355 win.mDestroying = false; 9356 if (mInputMethodWindow == win) { 9357 mInputMethodWindow = null; 9358 } 9359 if (win == mWallpaperTarget) { 9360 wallpaperDestroyed = true; 9361 } 9362 win.mWinAnimator.destroySurfaceLocked(); 9363 } while (i > 0); 9364 mDestroySurface.clear(); 9365 } 9366 9367 // Time to remove any exiting tokens? 9368 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9369 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9370 ArrayList<WindowToken> exitingTokens = displayContent.mExitingTokens; 9371 for (i = exitingTokens.size() - 1; i >= 0; i--) { 9372 WindowToken token = exitingTokens.get(i); 9373 if (!token.hasVisible) { 9374 exitingTokens.remove(i); 9375 if (token.windowType == TYPE_WALLPAPER) { 9376 mWallpaperTokens.remove(token); 9377 } 9378 } 9379 } 9380 } 9381 9382 // Time to remove any exiting applications? 9383 for (int stackNdx = mStackIdToStack.size() - 1; stackNdx >= 0; --stackNdx) { 9384 // Initialize state of exiting applications. 9385 final AppTokenList exitingAppTokens = 9386 mStackIdToStack.valueAt(stackNdx).mExitingAppTokens; 9387 for (i = exitingAppTokens.size() - 1; i >= 0; i--) { 9388 AppWindowToken token = exitingAppTokens.get(i); 9389 if (!token.hasVisible && !mClosingApps.contains(token)) { 9390 // Make sure there is no animation running on this token, 9391 // so any windows associated with it will be removed as 9392 // soon as their animations are complete 9393 token.mAppAnimator.clearAnimation(); 9394 token.mAppAnimator.animating = false; 9395 if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG, 9396 "performLayout: App token exiting now removed" + token); 9397 removeAppFromTaskLocked(token); 9398 exitingAppTokens.remove(i); 9399 } 9400 } 9401 } 9402 9403 if (!mAnimator.mAnimating && mRelayoutWhileAnimating.size() > 0) { 9404 for (int j=mRelayoutWhileAnimating.size()-1; j>=0; j--) { 9405 try { 9406 mRelayoutWhileAnimating.get(j).mClient.doneAnimating(); 9407 } catch (RemoteException e) { 9408 } 9409 } 9410 mRelayoutWhileAnimating.clear(); 9411 } 9412 9413 if (wallpaperDestroyed) { 9414 defaultDisplay.pendingLayoutChanges |= 9415 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9416 defaultDisplay.layoutNeeded = true; 9417 } 9418 9419 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9420 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9421 if (displayContent.pendingLayoutChanges != 0) { 9422 displayContent.layoutNeeded = true; 9423 } 9424 } 9425 9426 // Finally update all input windows now that the window changes have stabilized. 9427 mInputMonitor.updateInputWindowsLw(true /*force*/); 9428 9429 setHoldScreenLocked(mInnerFields.mHoldScreen); 9430 if (!mDisplayFrozen) { 9431 if (mInnerFields.mScreenBrightness < 0 || mInnerFields.mScreenBrightness > 1.0f) { 9432 mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager(-1); 9433 } else { 9434 mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager( 9435 toBrightnessOverride(mInnerFields.mScreenBrightness)); 9436 } 9437 if (mInnerFields.mButtonBrightness < 0 || mInnerFields.mButtonBrightness > 1.0f) { 9438 mPowerManagerInternal.setButtonBrightnessOverrideFromWindowManager(-1); 9439 } else { 9440 mPowerManagerInternal.setButtonBrightnessOverrideFromWindowManager( 9441 toBrightnessOverride(mInnerFields.mButtonBrightness)); 9442 } 9443 mPowerManagerInternal.setUserActivityTimeoutOverrideFromWindowManager( 9444 mInnerFields.mUserActivityTimeout); 9445 } 9446 9447 if (mTurnOnScreen) { 9448 if (DEBUG_VISIBILITY) Slog.v(TAG, "Turning screen on after layout!"); 9449 mPowerManager.wakeUp(SystemClock.uptimeMillis()); 9450 mTurnOnScreen = false; 9451 } 9452 9453 if (mInnerFields.mUpdateRotation) { 9454 if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); 9455 if (updateRotationUncheckedLocked(false)) { 9456 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 9457 } else { 9458 mInnerFields.mUpdateRotation = false; 9459 } 9460 } 9461 9462 if (mInnerFields.mOrientationChangeComplete && !defaultDisplay.layoutNeeded 9463 && !mInnerFields.mUpdateRotation) { 9464 checkDrawnWindowsLocked(); 9465 } 9466 9467 final int N = mPendingRemove.size(); 9468 if (N > 0) { 9469 if (mPendingRemoveTmp.length < N) { 9470 mPendingRemoveTmp = new WindowState[N+10]; 9471 } 9472 mPendingRemove.toArray(mPendingRemoveTmp); 9473 mPendingRemove.clear(); 9474 DisplayContentList displayList = new DisplayContentList(); 9475 for (i = 0; i < N; i++) { 9476 WindowState w = mPendingRemoveTmp[i]; 9477 removeWindowInnerLocked(w.mSession, w); 9478 final DisplayContent displayContent = w.getDisplayContent(); 9479 if (displayContent != null && !displayList.contains(displayContent)) { 9480 displayList.add(displayContent); 9481 } 9482 } 9483 9484 for (DisplayContent displayContent : displayList) { 9485 assignLayersLocked(displayContent.getWindowList()); 9486 displayContent.layoutNeeded = true; 9487 } 9488 } 9489 9490 // Remove all deferred Stacks, tasks, and activities. 9491 for (int stackNdx = mPendingStacksRemove.size() - 1; stackNdx >= 0; --stackNdx) { 9492 mPendingStacksRemove.removeAt(stackNdx).checkForDeferredActions(); 9493 } 9494 9495 setFocusedStackFrame(); 9496 9497 // Check to see if we are now in a state where the screen should 9498 // be enabled, because the window obscured flags have changed. 9499 enableScreenIfNeededLocked(); 9500 9501 scheduleAnimationLocked(); 9502 9503 if (DEBUG_WINDOW_TRACE) { 9504 Slog.e(TAG, "performLayoutAndPlaceSurfacesLockedInner exit: animating=" 9505 + mAnimator.mAnimating); 9506 } 9507 } 9508 9509 private int toBrightnessOverride(float value) { 9510 return (int)(value * PowerManager.BRIGHTNESS_ON); 9511 } 9512 9513 void checkDrawnWindowsLocked() { 9514 if (mWaitingForDrawn.size() > 0) { 9515 for (int j=mWaitingForDrawn.size()-1; j>=0; j--) { 9516 Pair<WindowState, IRemoteCallback> pair = mWaitingForDrawn.get(j); 9517 WindowState win = pair.first; 9518 //Slog.i(TAG, "Waiting for drawn " + win + ": removed=" 9519 // + win.mRemoved + " visible=" + win.isVisibleLw() 9520 // + " shown=" + win.mSurfaceShown); 9521 if (win.mRemoved) { 9522 // Window has been removed; no draw will now happen, so stop waiting. 9523 Slog.w(TAG, "Aborted waiting for drawn: " + pair.first); 9524 try { 9525 pair.second.sendResult(null); 9526 } catch (RemoteException e) { 9527 } 9528 mWaitingForDrawn.remove(pair); 9529 mH.removeMessages(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9530 } else if (win.mWinAnimator.mSurfaceShown) { 9531 // Window is now drawn (and shown). 9532 try { 9533 pair.second.sendResult(null); 9534 } catch (RemoteException e) { 9535 } 9536 mWaitingForDrawn.remove(pair); 9537 mH.removeMessages(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9538 } 9539 } 9540 } 9541 } 9542 9543 @Override 9544 public boolean waitForWindowDrawn(IBinder token, IRemoteCallback callback) { 9545 if (token != null && callback != null) { 9546 synchronized (mWindowMap) { 9547 WindowState win = windowForClientLocked(null, token, true); 9548 if (win != null) { 9549 Pair<WindowState, IRemoteCallback> pair = 9550 new Pair<WindowState, IRemoteCallback>(win, callback); 9551 Message m = mH.obtainMessage(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9552 mH.sendMessageDelayed(m, 2000); 9553 mWaitingForDrawn.add(pair); 9554 checkDrawnWindowsLocked(); 9555 return true; 9556 } 9557 Slog.i(TAG, "waitForWindowDrawn: win null"); 9558 } 9559 } 9560 return false; 9561 } 9562 9563 void setHoldScreenLocked(final Session newHoldScreen) { 9564 final boolean hold = newHoldScreen != null; 9565 9566 if (hold && mHoldingScreenOn != newHoldScreen) { 9567 mHoldingScreenWakeLock.setWorkSource(new WorkSource(newHoldScreen.mUid)); 9568 } 9569 mHoldingScreenOn = newHoldScreen; 9570 9571 final boolean state = mHoldingScreenWakeLock.isHeld(); 9572 if (hold != state) { 9573 if (hold) { 9574 mHoldingScreenWakeLock.acquire(); 9575 mPolicy.keepScreenOnStartedLw(); 9576 } else { 9577 mPolicy.keepScreenOnStoppedLw(); 9578 mHoldingScreenWakeLock.release(); 9579 } 9580 } 9581 } 9582 9583 void requestTraversal() { 9584 synchronized (mWindowMap) { 9585 requestTraversalLocked(); 9586 } 9587 } 9588 9589 void requestTraversalLocked() { 9590 if (!mTraversalScheduled) { 9591 mTraversalScheduled = true; 9592 mH.sendEmptyMessage(H.DO_TRAVERSAL); 9593 } 9594 } 9595 9596 /** Note that Locked in this case is on mLayoutToAnim */ 9597 void scheduleAnimationLocked() { 9598 if (!mAnimationScheduled) { 9599 mAnimationScheduled = true; 9600 mChoreographer.postCallback( 9601 Choreographer.CALLBACK_ANIMATION, mAnimator.mAnimationRunnable, null); 9602 } 9603 } 9604 9605 private boolean needsLayout() { 9606 final int numDisplays = mDisplayContents.size(); 9607 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9608 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9609 if (displayContent.layoutNeeded) { 9610 return true; 9611 } 9612 } 9613 return false; 9614 } 9615 9616 boolean copyAnimToLayoutParamsLocked() { 9617 boolean doRequest = false; 9618 9619 final int bulkUpdateParams = mAnimator.mBulkUpdateParams; 9620 if ((bulkUpdateParams & LayoutFields.SET_UPDATE_ROTATION) != 0) { 9621 mInnerFields.mUpdateRotation = true; 9622 doRequest = true; 9623 } 9624 if ((bulkUpdateParams & LayoutFields.SET_WALLPAPER_MAY_CHANGE) != 0) { 9625 mInnerFields.mWallpaperMayChange = true; 9626 doRequest = true; 9627 } 9628 if ((bulkUpdateParams & LayoutFields.SET_FORCE_HIDING_CHANGED) != 0) { 9629 mInnerFields.mWallpaperForceHidingChanged = true; 9630 doRequest = true; 9631 } 9632 if ((bulkUpdateParams & LayoutFields.SET_ORIENTATION_CHANGE_COMPLETE) == 0) { 9633 mInnerFields.mOrientationChangeComplete = false; 9634 } else { 9635 mInnerFields.mOrientationChangeComplete = true; 9636 mInnerFields.mLastWindowFreezeSource = mAnimator.mLastWindowFreezeSource; 9637 if (mWindowsFreezingScreen) { 9638 doRequest = true; 9639 } 9640 } 9641 if ((bulkUpdateParams & LayoutFields.SET_TURN_ON_SCREEN) != 0) { 9642 mTurnOnScreen = true; 9643 } 9644 if ((bulkUpdateParams & LayoutFields.SET_WALLPAPER_ACTION_PENDING) != 0) { 9645 mInnerFields.mWallpaperActionPending = true; 9646 } 9647 9648 return doRequest; 9649 } 9650 9651 /** If a window that has an animation specifying a colored background and the current wallpaper 9652 * is visible, then the color goes *below* the wallpaper so we don't cause the wallpaper to 9653 * suddenly disappear. */ 9654 int adjustAnimationBackground(WindowStateAnimator winAnimator) { 9655 WindowList windows = winAnimator.mWin.getWindowList(); 9656 for (int i = windows.size() - 1; i >= 0; --i) { 9657 WindowState testWin = windows.get(i); 9658 if (testWin.mIsWallpaper && testWin.isVisibleNow()) { 9659 return testWin.mWinAnimator.mAnimLayer; 9660 } 9661 } 9662 return winAnimator.mAnimLayer; 9663 } 9664 9665 boolean reclaimSomeSurfaceMemoryLocked(WindowStateAnimator winAnimator, String operation, 9666 boolean secure) { 9667 final SurfaceControl surface = winAnimator.mSurfaceControl; 9668 boolean leakedSurface = false; 9669 boolean killedApps = false; 9670 9671 EventLog.writeEvent(EventLogTags.WM_NO_SURFACE_MEMORY, winAnimator.mWin.toString(), 9672 winAnimator.mSession.mPid, operation); 9673 9674 if (mForceRemoves == null) { 9675 mForceRemoves = new ArrayList<WindowState>(); 9676 } 9677 9678 long callingIdentity = Binder.clearCallingIdentity(); 9679 try { 9680 // There was some problem... first, do a sanity check of the 9681 // window list to make sure we haven't left any dangling surfaces 9682 // around. 9683 9684 Slog.i(TAG, "Out of memory for surface! Looking for leaks..."); 9685 final int numDisplays = mDisplayContents.size(); 9686 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9687 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 9688 final int numWindows = windows.size(); 9689 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 9690 final WindowState ws = windows.get(winNdx); 9691 WindowStateAnimator wsa = ws.mWinAnimator; 9692 if (wsa.mSurfaceControl != null) { 9693 if (!mSessions.contains(wsa.mSession)) { 9694 Slog.w(TAG, "LEAKED SURFACE (session doesn't exist): " 9695 + ws + " surface=" + wsa.mSurfaceControl 9696 + " token=" + ws.mToken 9697 + " pid=" + ws.mSession.mPid 9698 + " uid=" + ws.mSession.mUid); 9699 if (SHOW_TRANSACTIONS) logSurface(ws, "LEAK DESTROY", null); 9700 wsa.mSurfaceControl.destroy(); 9701 wsa.mSurfaceShown = false; 9702 wsa.mSurfaceControl = null; 9703 ws.mHasSurface = false; 9704 mForceRemoves.add(ws); 9705 leakedSurface = true; 9706 } else if (ws.mAppToken != null && ws.mAppToken.clientHidden) { 9707 Slog.w(TAG, "LEAKED SURFACE (app token hidden): " 9708 + ws + " surface=" + wsa.mSurfaceControl 9709 + " token=" + ws.mAppToken); 9710 if (SHOW_TRANSACTIONS) logSurface(ws, "LEAK DESTROY", null); 9711 wsa.mSurfaceControl.destroy(); 9712 wsa.mSurfaceShown = false; 9713 wsa.mSurfaceControl = null; 9714 ws.mHasSurface = false; 9715 leakedSurface = true; 9716 } 9717 } 9718 } 9719 } 9720 9721 if (!leakedSurface) { 9722 Slog.w(TAG, "No leaked surfaces; killing applicatons!"); 9723 SparseIntArray pidCandidates = new SparseIntArray(); 9724 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9725 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 9726 final int numWindows = windows.size(); 9727 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 9728 final WindowState ws = windows.get(winNdx); 9729 if (mForceRemoves.contains(ws)) { 9730 continue; 9731 } 9732 WindowStateAnimator wsa = ws.mWinAnimator; 9733 if (wsa.mSurfaceControl != null) { 9734 pidCandidates.append(wsa.mSession.mPid, wsa.mSession.mPid); 9735 } 9736 } 9737 if (pidCandidates.size() > 0) { 9738 int[] pids = new int[pidCandidates.size()]; 9739 for (int i=0; i<pids.length; i++) { 9740 pids[i] = pidCandidates.keyAt(i); 9741 } 9742 try { 9743 if (mActivityManager.killPids(pids, "Free memory", secure)) { 9744 killedApps = true; 9745 } 9746 } catch (RemoteException e) { 9747 } 9748 } 9749 } 9750 } 9751 9752 if (leakedSurface || killedApps) { 9753 // We managed to reclaim some memory, so get rid of the trouble 9754 // surface and ask the app to request another one. 9755 Slog.w(TAG, "Looks like we have reclaimed some memory, clearing surface for retry."); 9756 if (surface != null) { 9757 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) logSurface(winAnimator.mWin, 9758 "RECOVER DESTROY", null); 9759 surface.destroy(); 9760 winAnimator.mSurfaceShown = false; 9761 winAnimator.mSurfaceControl = null; 9762 winAnimator.mWin.mHasSurface = false; 9763 scheduleRemoveStartingWindow(winAnimator.mWin.mAppToken); 9764 } 9765 9766 try { 9767 winAnimator.mWin.mClient.dispatchGetNewSurface(); 9768 } catch (RemoteException e) { 9769 } 9770 } 9771 } finally { 9772 Binder.restoreCallingIdentity(callingIdentity); 9773 } 9774 9775 return leakedSurface || killedApps; 9776 } 9777 9778 private boolean updateFocusedWindowLocked(int mode, boolean updateInputWindows) { 9779 WindowState newFocus = computeFocusedWindowLocked(); 9780 if (mCurrentFocus != newFocus) { 9781 Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "wmUpdateFocus"); 9782 // This check makes sure that we don't already have the focus 9783 // change message pending. 9784 mH.removeMessages(H.REPORT_FOCUS_CHANGE); 9785 mH.sendEmptyMessage(H.REPORT_FOCUS_CHANGE); 9786 // TODO(multidisplay): Focused windows on default display only. 9787 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 9788 final boolean imWindowChanged = moveInputMethodWindowsIfNeededLocked( 9789 mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS 9790 && mode != UPDATE_FOCUS_WILL_PLACE_SURFACES); 9791 if (imWindowChanged) { 9792 displayContent.layoutNeeded = true; 9793 newFocus = computeFocusedWindowLocked(); 9794 } 9795 9796 if (DEBUG_FOCUS_LIGHT || localLOGV) Slog.v(TAG, "Changing focus from " + 9797 mCurrentFocus + " to " + newFocus + " Callers=" + Debug.getCallers(4)); 9798 final WindowState oldFocus = mCurrentFocus; 9799 mCurrentFocus = newFocus; 9800 mLosingFocus.remove(newFocus); 9801 int focusChanged = mPolicy.focusChangedLw(oldFocus, newFocus); 9802 9803 if (imWindowChanged && oldFocus != mInputMethodWindow) { 9804 // Focus of the input method window changed. Perform layout if needed. 9805 if (mode == UPDATE_FOCUS_PLACING_SURFACES) { 9806 performLayoutLockedInner(displayContent, true /*initial*/, updateInputWindows); 9807 focusChanged &= ~WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9808 } else if (mode == UPDATE_FOCUS_WILL_PLACE_SURFACES) { 9809 // Client will do the layout, but we need to assign layers 9810 // for handleNewWindowLocked() below. 9811 assignLayersLocked(displayContent.getWindowList()); 9812 } 9813 } 9814 9815 if ((focusChanged & WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT) != 0) { 9816 // The change in focus caused us to need to do a layout. Okay. 9817 displayContent.layoutNeeded = true; 9818 if (mode == UPDATE_FOCUS_PLACING_SURFACES) { 9819 performLayoutLockedInner(displayContent, true /*initial*/, updateInputWindows); 9820 } 9821 } 9822 9823 if (mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS) { 9824 // If we defer assigning layers, then the caller is responsible for 9825 // doing this part. 9826 finishUpdateFocusedWindowAfterAssignLayersLocked(updateInputWindows); 9827 } 9828 9829 Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); 9830 return true; 9831 } 9832 return false; 9833 } 9834 9835 private void finishUpdateFocusedWindowAfterAssignLayersLocked(boolean updateInputWindows) { 9836 mInputMonitor.setInputFocusLw(mCurrentFocus, updateInputWindows); 9837 } 9838 9839 private WindowState computeFocusedWindowLocked() { 9840 if (mAnimator.mUniverseBackground != null 9841 && mAnimator.mUniverseBackground.mWin.canReceiveKeys()) { 9842 return mAnimator.mUniverseBackground.mWin; 9843 } 9844 9845 final int displayCount = mDisplayContents.size(); 9846 for (int i = 0; i < displayCount; i++) { 9847 final DisplayContent displayContent = mDisplayContents.valueAt(i); 9848 WindowState win = findFocusedWindowLocked(displayContent); 9849 if (win != null) { 9850 return win; 9851 } 9852 } 9853 return null; 9854 } 9855 9856 private WindowState findFocusedWindowLocked(DisplayContent displayContent) { 9857 final WindowList windows = displayContent.getWindowList(); 9858 for (int i = windows.size() - 1; i >= 0; i--) { 9859 final WindowState win = windows.get(i); 9860 9861 if (localLOGV || DEBUG_FOCUS) Slog.v( 9862 TAG, "Looking for focus: " + i 9863 + " = " + win 9864 + ", flags=" + win.mAttrs.flags 9865 + ", canReceive=" + win.canReceiveKeys()); 9866 9867 AppWindowToken wtoken = win.mAppToken; 9868 9869 // If this window's application has been removed, just skip it. 9870 if (wtoken != null && (wtoken.removed || wtoken.sendingToBottom)) { 9871 if (DEBUG_FOCUS) Slog.v(TAG, "Skipping " + wtoken + " because " 9872 + (wtoken.removed ? "removed" : "sendingToBottom")); 9873 continue; 9874 } 9875 9876 if (!win.canReceiveKeys()) { 9877 continue; 9878 } 9879 9880 // Descend through all of the app tokens and find the first that either matches 9881 // win.mAppToken (return win) or mFocusedApp (return null). 9882 if (wtoken != null && win.mAttrs.type != TYPE_APPLICATION_STARTING && 9883 mFocusedApp != null) { 9884 ArrayList<Task> tasks = displayContent.getTasks(); 9885 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 9886 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 9887 int tokenNdx = tokens.size() - 1; 9888 for ( ; tokenNdx >= 0; --tokenNdx) { 9889 final AppWindowToken token = tokens.get(tokenNdx); 9890 if (wtoken == token) { 9891 break; 9892 } 9893 if (mFocusedApp == token) { 9894 // Whoops, we are below the focused app... no focus for you! 9895 if (localLOGV || DEBUG_FOCUS_LIGHT) Slog.v(TAG, 9896 "findFocusedWindow: Reached focused app=" + mFocusedApp); 9897 return null; 9898 } 9899 } 9900 if (tokenNdx >= 0) { 9901 // Early exit from loop, must have found the matching token. 9902 break; 9903 } 9904 } 9905 } 9906 9907 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "findFocusedWindow: Found new focus @ " + i + 9908 " = " + win); 9909 return win; 9910 } 9911 9912 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "findFocusedWindow: No focusable windows."); 9913 return null; 9914 } 9915 9916 private void startFreezingDisplayLocked(boolean inTransaction, int exitAnim, int enterAnim) { 9917 if (mDisplayFrozen) { 9918 return; 9919 } 9920 9921 if (!mDisplayReady || !mPolicy.isScreenOnFully()) { 9922 // No need to freeze the screen before the system is ready or if 9923 // the screen is off. 9924 return; 9925 } 9926 9927 mScreenFrozenLock.acquire(); 9928 9929 mDisplayFrozen = true; 9930 mDisplayFreezeTime = SystemClock.elapsedRealtime(); 9931 mLastFinishedFreezeSource = null; 9932 9933 mInputMonitor.freezeInputDispatchingLw(); 9934 9935 // Clear the last input window -- that is just used for 9936 // clean transitions between IMEs, and if we are freezing 9937 // the screen then the whole world is changing behind the scenes. 9938 mPolicy.setLastInputMethodWindowLw(null, null); 9939 9940 if (mAppTransition.isTransitionSet()) { 9941 mAppTransition.freeze(); 9942 } 9943 9944 if (PROFILE_ORIENTATION) { 9945 File file = new File("/data/system/frozen"); 9946 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 9947 } 9948 9949 if (CUSTOM_SCREEN_ROTATION) { 9950 mExitAnimId = exitAnim; 9951 mEnterAnimId = enterAnim; 9952 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 9953 final int displayId = displayContent.getDisplayId(); 9954 ScreenRotationAnimation screenRotationAnimation = 9955 mAnimator.getScreenRotationAnimationLocked(displayId); 9956 if (screenRotationAnimation != null) { 9957 screenRotationAnimation.kill(); 9958 } 9959 9960 // TODO(multidisplay): rotation on main screen only. 9961 displayContent.updateDisplayInfo(); 9962 screenRotationAnimation = new ScreenRotationAnimation(mContext, displayContent, 9963 mFxSession, inTransaction, mPolicy.isDefaultOrientationForced()); 9964 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 9965 } 9966 } 9967 9968 private void stopFreezingDisplayLocked() { 9969 if (!mDisplayFrozen) { 9970 return; 9971 } 9972 9973 if (mWaitingForConfig || mAppsFreezingScreen > 0 || mWindowsFreezingScreen 9974 || mClientFreezingScreen) { 9975 if (DEBUG_ORIENTATION) Slog.d(TAG, 9976 "stopFreezingDisplayLocked: Returning mWaitingForConfig=" + mWaitingForConfig 9977 + ", mAppsFreezingScreen=" + mAppsFreezingScreen 9978 + ", mWindowsFreezingScreen=" + mWindowsFreezingScreen 9979 + ", mClientFreezingScreen=" + mClientFreezingScreen); 9980 return; 9981 } 9982 9983 mDisplayFrozen = false; 9984 mLastDisplayFreezeDuration = (int)(SystemClock.elapsedRealtime() - mDisplayFreezeTime); 9985 StringBuilder sb = new StringBuilder(128); 9986 sb.append("Screen frozen for "); 9987 TimeUtils.formatDuration(mLastDisplayFreezeDuration, sb); 9988 if (mLastFinishedFreezeSource != null) { 9989 sb.append(" due to "); 9990 sb.append(mLastFinishedFreezeSource); 9991 } 9992 Slog.i(TAG, sb.toString()); 9993 mH.removeMessages(H.APP_FREEZE_TIMEOUT); 9994 mH.removeMessages(H.CLIENT_FREEZE_TIMEOUT); 9995 if (PROFILE_ORIENTATION) { 9996 Debug.stopMethodTracing(); 9997 } 9998 9999 boolean updateRotation = false; 10000 10001 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 10002 final int displayId = displayContent.getDisplayId(); 10003 ScreenRotationAnimation screenRotationAnimation = 10004 mAnimator.getScreenRotationAnimationLocked(displayId); 10005 if (CUSTOM_SCREEN_ROTATION && screenRotationAnimation != null 10006 && screenRotationAnimation.hasScreenshot()) { 10007 if (DEBUG_ORIENTATION) Slog.i(TAG, "**** Dismissing screen rotation animation"); 10008 // TODO(multidisplay): rotation on main screen only. 10009 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 10010 // Get rotation animation again, with new top window 10011 boolean isDimming = displayContent.isDimming(); 10012 if (!mPolicy.validateRotationAnimationLw(mExitAnimId, mEnterAnimId, isDimming)) { 10013 mExitAnimId = mEnterAnimId = 0; 10014 } 10015 if (screenRotationAnimation.dismiss(mFxSession, MAX_ANIMATION_DURATION, 10016 mTransitionAnimationScale, displayInfo.logicalWidth, 10017 displayInfo.logicalHeight, mExitAnimId, mEnterAnimId)) { 10018 scheduleAnimationLocked(); 10019 } else { 10020 screenRotationAnimation.kill(); 10021 screenRotationAnimation = null; 10022 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 10023 updateRotation = true; 10024 } 10025 } else { 10026 if (screenRotationAnimation != null) { 10027 screenRotationAnimation.kill(); 10028 screenRotationAnimation = null; 10029 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 10030 } 10031 updateRotation = true; 10032 } 10033 10034 mInputMonitor.thawInputDispatchingLw(); 10035 10036 boolean configChanged; 10037 10038 // While the display is frozen we don't re-compute the orientation 10039 // to avoid inconsistent states. However, something interesting 10040 // could have actually changed during that time so re-evaluate it 10041 // now to catch that. 10042 configChanged = updateOrientationFromAppTokensLocked(false); 10043 10044 // A little kludge: a lot could have happened while the 10045 // display was frozen, so now that we are coming back we 10046 // do a gc so that any remote references the system 10047 // processes holds on others can be released if they are 10048 // no longer needed. 10049 mH.removeMessages(H.FORCE_GC); 10050 mH.sendEmptyMessageDelayed(H.FORCE_GC, 2000); 10051 10052 mScreenFrozenLock.release(); 10053 10054 if (updateRotation) { 10055 if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); 10056 configChanged |= updateRotationUncheckedLocked(false); 10057 } 10058 10059 if (configChanged) { 10060 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 10061 } 10062 } 10063 10064 static int getPropertyInt(String[] tokens, int index, int defUnits, int defDps, 10065 DisplayMetrics dm) { 10066 if (index < tokens.length) { 10067 String str = tokens[index]; 10068 if (str != null && str.length() > 0) { 10069 try { 10070 int val = Integer.parseInt(str); 10071 return val; 10072 } catch (Exception e) { 10073 } 10074 } 10075 } 10076 if (defUnits == TypedValue.COMPLEX_UNIT_PX) { 10077 return defDps; 10078 } 10079 int val = (int)TypedValue.applyDimension(defUnits, defDps, dm); 10080 return val; 10081 } 10082 10083 void createWatermarkInTransaction() { 10084 if (mWatermark != null) { 10085 return; 10086 } 10087 10088 File file = new File("/system/etc/setup.conf"); 10089 FileInputStream in = null; 10090 DataInputStream ind = null; 10091 try { 10092 in = new FileInputStream(file); 10093 ind = new DataInputStream(in); 10094 String line = ind.readLine(); 10095 if (line != null) { 10096 String[] toks = line.split("%"); 10097 if (toks != null && toks.length > 0) { 10098 mWatermark = new Watermark(getDefaultDisplayContentLocked().getDisplay(), 10099 mRealDisplayMetrics, mFxSession, toks); 10100 } 10101 } 10102 } catch (FileNotFoundException e) { 10103 } catch (IOException e) { 10104 } finally { 10105 if (ind != null) { 10106 try { 10107 ind.close(); 10108 } catch (IOException e) { 10109 } 10110 } else if (in != null) { 10111 try { 10112 in.close(); 10113 } catch (IOException e) { 10114 } 10115 } 10116 } 10117 } 10118 10119 @Override 10120 public void statusBarVisibilityChanged(int visibility) { 10121 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR) 10122 != PackageManager.PERMISSION_GRANTED) { 10123 throw new SecurityException("Caller does not hold permission " 10124 + android.Manifest.permission.STATUS_BAR); 10125 } 10126 10127 synchronized (mWindowMap) { 10128 mLastStatusBarVisibility = visibility; 10129 visibility = mPolicy.adjustSystemUiVisibilityLw(visibility); 10130 updateStatusBarVisibilityLocked(visibility); 10131 } 10132 } 10133 10134 // TOOD(multidisplay): StatusBar on multiple screens? 10135 void updateStatusBarVisibilityLocked(int visibility) { 10136 mInputManager.setSystemUiVisibility(visibility); 10137 final WindowList windows = getDefaultWindowListLocked(); 10138 final int N = windows.size(); 10139 for (int i = 0; i < N; i++) { 10140 WindowState ws = windows.get(i); 10141 try { 10142 int curValue = ws.mSystemUiVisibility; 10143 int diff = curValue ^ visibility; 10144 // We are only interested in differences of one of the 10145 // clearable flags... 10146 diff &= View.SYSTEM_UI_CLEARABLE_FLAGS; 10147 // ...if it has actually been cleared. 10148 diff &= ~visibility; 10149 int newValue = (curValue&~diff) | (visibility&diff); 10150 if (newValue != curValue) { 10151 ws.mSeq++; 10152 ws.mSystemUiVisibility = newValue; 10153 } 10154 if (newValue != curValue || ws.mAttrs.hasSystemUiListeners) { 10155 ws.mClient.dispatchSystemUiVisibilityChanged(ws.mSeq, 10156 visibility, newValue, diff); 10157 } 10158 } catch (RemoteException e) { 10159 // so sorry 10160 } 10161 } 10162 } 10163 10164 @Override 10165 public void reevaluateStatusBarVisibility() { 10166 synchronized (mWindowMap) { 10167 int visibility = mPolicy.adjustSystemUiVisibilityLw(mLastStatusBarVisibility); 10168 updateStatusBarVisibilityLocked(visibility); 10169 performLayoutAndPlaceSurfacesLocked(); 10170 } 10171 } 10172 10173 @Override 10174 public FakeWindow addFakeWindow(Looper looper, 10175 InputEventReceiver.Factory inputEventReceiverFactory, 10176 String name, int windowType, int layoutParamsFlags, int layoutParamsPrivateFlags, 10177 boolean canReceiveKeys, boolean hasFocus, boolean touchFullscreen) { 10178 synchronized (mWindowMap) { 10179 FakeWindowImpl fw = new FakeWindowImpl(this, looper, inputEventReceiverFactory, 10180 name, windowType, 10181 layoutParamsFlags, layoutParamsPrivateFlags, canReceiveKeys, 10182 hasFocus, touchFullscreen); 10183 int i=0; 10184 while (i<mFakeWindows.size()) { 10185 if (mFakeWindows.get(i).mWindowLayer <= fw.mWindowLayer) { 10186 break; 10187 } 10188 } 10189 mFakeWindows.add(i, fw); 10190 mInputMonitor.updateInputWindowsLw(true); 10191 return fw; 10192 } 10193 } 10194 10195 boolean removeFakeWindowLocked(FakeWindow window) { 10196 synchronized (mWindowMap) { 10197 if (mFakeWindows.remove(window)) { 10198 mInputMonitor.updateInputWindowsLw(true); 10199 return true; 10200 } 10201 return false; 10202 } 10203 } 10204 10205 // It is assumed that this method is called only by InputMethodManagerService. 10206 public void saveLastInputMethodWindowForTransition() { 10207 synchronized (mWindowMap) { 10208 // TODO(multidisplay): Pass in the displayID. 10209 DisplayContent displayContent = getDefaultDisplayContentLocked(); 10210 if (mInputMethodWindow != null) { 10211 mPolicy.setLastInputMethodWindowLw(mInputMethodWindow, mInputMethodTarget); 10212 } 10213 } 10214 } 10215 10216 @Override 10217 public boolean hasNavigationBar() { 10218 return mPolicy.hasNavigationBar(); 10219 } 10220 10221 @Override 10222 public void lockNow(Bundle options) { 10223 mPolicy.lockNow(options); 10224 } 10225 10226 @Override 10227 public boolean isSafeModeEnabled() { 10228 return mSafeMode; 10229 } 10230 10231 void dumpPolicyLocked(PrintWriter pw, String[] args, boolean dumpAll) { 10232 pw.println("WINDOW MANAGER POLICY STATE (dumpsys window policy)"); 10233 mPolicy.dump(" ", pw, args); 10234 } 10235 10236 void dumpAnimatorLocked(PrintWriter pw, String[] args, boolean dumpAll) { 10237 pw.println("WINDOW MANAGER ANIMATOR STATE (dumpsys window animator)"); 10238 mAnimator.dumpLocked(pw, " ", dumpAll); 10239 } 10240 10241 void dumpTokensLocked(PrintWriter pw, boolean dumpAll) { 10242 pw.println("WINDOW MANAGER TOKENS (dumpsys window tokens)"); 10243 if (mTokenMap.size() > 0) { 10244 pw.println(" All tokens:"); 10245 Iterator<WindowToken> it = mTokenMap.values().iterator(); 10246 while (it.hasNext()) { 10247 WindowToken token = it.next(); 10248 pw.print(" "); pw.print(token); 10249 if (dumpAll) { 10250 pw.println(':'); 10251 token.dump(pw, " "); 10252 } else { 10253 pw.println(); 10254 } 10255 } 10256 } 10257 if (mWallpaperTokens.size() > 0) { 10258 pw.println(); 10259 pw.println(" Wallpaper tokens:"); 10260 for (int i=mWallpaperTokens.size()-1; i>=0; i--) { 10261 WindowToken token = mWallpaperTokens.get(i); 10262 pw.print(" Wallpaper #"); pw.print(i); 10263 pw.print(' '); pw.print(token); 10264 if (dumpAll) { 10265 pw.println(':'); 10266 token.dump(pw, " "); 10267 } else { 10268 pw.println(); 10269 } 10270 } 10271 } 10272 if (mFinishedStarting.size() > 0) { 10273 pw.println(); 10274 pw.println(" Finishing start of application tokens:"); 10275 for (int i=mFinishedStarting.size()-1; i>=0; i--) { 10276 WindowToken token = mFinishedStarting.get(i); 10277 pw.print(" Finished Starting #"); pw.print(i); 10278 pw.print(' '); pw.print(token); 10279 if (dumpAll) { 10280 pw.println(':'); 10281 token.dump(pw, " "); 10282 } else { 10283 pw.println(); 10284 } 10285 } 10286 } 10287 if (mOpeningApps.size() > 0 || mClosingApps.size() > 0) { 10288 pw.println(); 10289 if (mOpeningApps.size() > 0) { 10290 pw.print(" mOpeningApps="); pw.println(mOpeningApps); 10291 } 10292 if (mClosingApps.size() > 0) { 10293 pw.print(" mClosingApps="); pw.println(mClosingApps); 10294 } 10295 } 10296 } 10297 10298 void dumpSessionsLocked(PrintWriter pw, boolean dumpAll) { 10299 pw.println("WINDOW MANAGER SESSIONS (dumpsys window sessions)"); 10300 if (mSessions.size() > 0) { 10301 Iterator<Session> it = mSessions.iterator(); 10302 while (it.hasNext()) { 10303 Session s = it.next(); 10304 pw.print(" Session "); pw.print(s); pw.println(':'); 10305 s.dump(pw, " "); 10306 } 10307 } 10308 } 10309 10310 void dumpDisplayContentsLocked(PrintWriter pw, boolean dumpAll) { 10311 pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)"); 10312 if (mDisplayReady) { 10313 final int numDisplays = mDisplayContents.size(); 10314 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10315 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 10316 displayContent.dump(" ", pw); 10317 } 10318 } else { 10319 pw.println(" NO DISPLAY"); 10320 } 10321 } 10322 10323 void dumpWindowsLocked(PrintWriter pw, boolean dumpAll, 10324 ArrayList<WindowState> windows) { 10325 pw.println("WINDOW MANAGER WINDOWS (dumpsys window windows)"); 10326 dumpWindowsNoHeaderLocked(pw, dumpAll, windows); 10327 } 10328 10329 void dumpWindowsNoHeaderLocked(PrintWriter pw, boolean dumpAll, 10330 ArrayList<WindowState> windows) { 10331 final int numDisplays = mDisplayContents.size(); 10332 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10333 final WindowList windowList = mDisplayContents.valueAt(displayNdx).getWindowList(); 10334 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10335 final WindowState w = windowList.get(winNdx); 10336 if (windows == null || windows.contains(w)) { 10337 pw.print(" Window #"); pw.print(winNdx); pw.print(' '); 10338 pw.print(w); pw.println(":"); 10339 w.dump(pw, " ", dumpAll || windows != null); 10340 } 10341 } 10342 } 10343 if (mInputMethodDialogs.size() > 0) { 10344 pw.println(); 10345 pw.println(" Input method dialogs:"); 10346 for (int i=mInputMethodDialogs.size()-1; i>=0; i--) { 10347 WindowState w = mInputMethodDialogs.get(i); 10348 if (windows == null || windows.contains(w)) { 10349 pw.print(" IM Dialog #"); pw.print(i); pw.print(": "); pw.println(w); 10350 } 10351 } 10352 } 10353 if (mPendingRemove.size() > 0) { 10354 pw.println(); 10355 pw.println(" Remove pending for:"); 10356 for (int i=mPendingRemove.size()-1; i>=0; i--) { 10357 WindowState w = mPendingRemove.get(i); 10358 if (windows == null || windows.contains(w)) { 10359 pw.print(" Remove #"); pw.print(i); pw.print(' '); 10360 pw.print(w); 10361 if (dumpAll) { 10362 pw.println(":"); 10363 w.dump(pw, " ", true); 10364 } else { 10365 pw.println(); 10366 } 10367 } 10368 } 10369 } 10370 if (mForceRemoves != null && mForceRemoves.size() > 0) { 10371 pw.println(); 10372 pw.println(" Windows force removing:"); 10373 for (int i=mForceRemoves.size()-1; i>=0; i--) { 10374 WindowState w = mForceRemoves.get(i); 10375 pw.print(" Removing #"); pw.print(i); pw.print(' '); 10376 pw.print(w); 10377 if (dumpAll) { 10378 pw.println(":"); 10379 w.dump(pw, " ", true); 10380 } else { 10381 pw.println(); 10382 } 10383 } 10384 } 10385 if (mDestroySurface.size() > 0) { 10386 pw.println(); 10387 pw.println(" Windows waiting to destroy their surface:"); 10388 for (int i=mDestroySurface.size()-1; i>=0; i--) { 10389 WindowState w = mDestroySurface.get(i); 10390 if (windows == null || windows.contains(w)) { 10391 pw.print(" Destroy #"); pw.print(i); pw.print(' '); 10392 pw.print(w); 10393 if (dumpAll) { 10394 pw.println(":"); 10395 w.dump(pw, " ", true); 10396 } else { 10397 pw.println(); 10398 } 10399 } 10400 } 10401 } 10402 if (mLosingFocus.size() > 0) { 10403 pw.println(); 10404 pw.println(" Windows losing focus:"); 10405 for (int i=mLosingFocus.size()-1; i>=0; i--) { 10406 WindowState w = mLosingFocus.get(i); 10407 if (windows == null || windows.contains(w)) { 10408 pw.print(" Losing #"); pw.print(i); pw.print(' '); 10409 pw.print(w); 10410 if (dumpAll) { 10411 pw.println(":"); 10412 w.dump(pw, " ", true); 10413 } else { 10414 pw.println(); 10415 } 10416 } 10417 } 10418 } 10419 if (mResizingWindows.size() > 0) { 10420 pw.println(); 10421 pw.println(" Windows waiting to resize:"); 10422 for (int i=mResizingWindows.size()-1; i>=0; i--) { 10423 WindowState w = mResizingWindows.get(i); 10424 if (windows == null || windows.contains(w)) { 10425 pw.print(" Resizing #"); pw.print(i); pw.print(' '); 10426 pw.print(w); 10427 if (dumpAll) { 10428 pw.println(":"); 10429 w.dump(pw, " ", true); 10430 } else { 10431 pw.println(); 10432 } 10433 } 10434 } 10435 } 10436 if (mWaitingForDrawn.size() > 0) { 10437 pw.println(); 10438 pw.println(" Clients waiting for these windows to be drawn:"); 10439 for (int i=mWaitingForDrawn.size()-1; i>=0; i--) { 10440 Pair<WindowState, IRemoteCallback> pair = mWaitingForDrawn.get(i); 10441 pw.print(" Waiting #"); pw.print(i); pw.print(' '); pw.print(pair.first); 10442 pw.print(": "); pw.println(pair.second); 10443 } 10444 } 10445 pw.println(); 10446 pw.print(" mCurConfiguration="); pw.println(this.mCurConfiguration); 10447 pw.print(" mCurrentFocus="); pw.println(mCurrentFocus); 10448 if (mLastFocus != mCurrentFocus) { 10449 pw.print(" mLastFocus="); pw.println(mLastFocus); 10450 } 10451 pw.print(" mFocusedApp="); pw.println(mFocusedApp); 10452 if (mInputMethodTarget != null) { 10453 pw.print(" mInputMethodTarget="); pw.println(mInputMethodTarget); 10454 } 10455 pw.print(" mInTouchMode="); pw.print(mInTouchMode); 10456 pw.print(" mLayoutSeq="); pw.println(mLayoutSeq); 10457 pw.print(" mLastDisplayFreezeDuration="); 10458 TimeUtils.formatDuration(mLastDisplayFreezeDuration, pw); 10459 if ( mLastFinishedFreezeSource != null) { 10460 pw.print(" due to "); 10461 pw.print(mLastFinishedFreezeSource); 10462 } 10463 pw.println(); 10464 if (dumpAll) { 10465 pw.print(" mSystemDecorLayer="); pw.print(mSystemDecorLayer); 10466 pw.print(" mScreenRect="); pw.println(mScreenRect.toShortString()); 10467 if (mLastStatusBarVisibility != 0) { 10468 pw.print(" mLastStatusBarVisibility=0x"); 10469 pw.println(Integer.toHexString(mLastStatusBarVisibility)); 10470 } 10471 if (mInputMethodWindow != null) { 10472 pw.print(" mInputMethodWindow="); pw.println(mInputMethodWindow); 10473 } 10474 pw.print(" mWallpaperTarget="); pw.println(mWallpaperTarget); 10475 if (mLowerWallpaperTarget != null || mUpperWallpaperTarget != null) { 10476 pw.print(" mLowerWallpaperTarget="); pw.println(mLowerWallpaperTarget); 10477 pw.print(" mUpperWallpaperTarget="); pw.println(mUpperWallpaperTarget); 10478 } 10479 pw.print(" mLastWallpaperX="); pw.print(mLastWallpaperX); 10480 pw.print(" mLastWallpaperY="); pw.println(mLastWallpaperY); 10481 if (mInputMethodAnimLayerAdjustment != 0 || 10482 mWallpaperAnimLayerAdjustment != 0) { 10483 pw.print(" mInputMethodAnimLayerAdjustment="); 10484 pw.print(mInputMethodAnimLayerAdjustment); 10485 pw.print(" mWallpaperAnimLayerAdjustment="); 10486 pw.println(mWallpaperAnimLayerAdjustment); 10487 } 10488 pw.print(" mSystemBooted="); pw.print(mSystemBooted); 10489 pw.print(" mDisplayEnabled="); pw.println(mDisplayEnabled); 10490 if (needsLayout()) { 10491 pw.print(" layoutNeeded on displays="); 10492 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10493 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 10494 if (displayContent.layoutNeeded) { 10495 pw.print(displayContent.getDisplayId()); 10496 } 10497 } 10498 pw.println(); 10499 } 10500 pw.print(" mTransactionSequence="); pw.println(mTransactionSequence); 10501 pw.print(" mDisplayFrozen="); pw.print(mDisplayFrozen); 10502 pw.print(" windows="); pw.print(mWindowsFreezingScreen); 10503 pw.print(" client="); pw.print(mClientFreezingScreen); 10504 pw.print(" apps="); pw.print(mAppsFreezingScreen); 10505 pw.print(" waitingForConfig="); pw.println(mWaitingForConfig); 10506 pw.print(" mRotation="); pw.print(mRotation); 10507 pw.print(" mAltOrientation="); pw.println(mAltOrientation); 10508 pw.print(" mLastWindowForcedOrientation="); pw.print(mLastWindowForcedOrientation); 10509 pw.print(" mForcedAppOrientation="); pw.println(mForcedAppOrientation); 10510 pw.print(" mDeferredRotationPauseCount="); pw.println(mDeferredRotationPauseCount); 10511 pw.print(" mWindowAnimationScale="); pw.print(mWindowAnimationScale); 10512 pw.print(" mTransitionWindowAnimationScale="); pw.print(mTransitionAnimationScale); 10513 pw.print(" mAnimatorDurationScale="); pw.println(mAnimatorDurationScale); 10514 pw.print(" mTraversalScheduled="); pw.println(mTraversalScheduled); 10515 pw.print(" mStartingIconInTransition="); pw.print(mStartingIconInTransition); 10516 pw.print(" mSkipAppTransitionAnimation="); pw.println(mSkipAppTransitionAnimation); 10517 pw.println(" mLayoutToAnim:"); 10518 mAppTransition.dump(pw); 10519 } 10520 } 10521 10522 boolean dumpWindows(PrintWriter pw, String name, String[] args, 10523 int opti, boolean dumpAll) { 10524 WindowList windows = new WindowList(); 10525 if ("visible".equals(name)) { 10526 synchronized(mWindowMap) { 10527 final int numDisplays = mDisplayContents.size(); 10528 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10529 final WindowList windowList = 10530 mDisplayContents.valueAt(displayNdx).getWindowList(); 10531 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10532 final WindowState w = windowList.get(winNdx); 10533 if (w.mWinAnimator.mSurfaceShown) { 10534 windows.add(w); 10535 } 10536 } 10537 } 10538 } 10539 } else { 10540 int objectId = 0; 10541 // See if this is an object ID. 10542 try { 10543 objectId = Integer.parseInt(name, 16); 10544 name = null; 10545 } catch (RuntimeException e) { 10546 } 10547 synchronized(mWindowMap) { 10548 final int numDisplays = mDisplayContents.size(); 10549 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10550 final WindowList windowList = 10551 mDisplayContents.valueAt(displayNdx).getWindowList(); 10552 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10553 final WindowState w = windowList.get(winNdx); 10554 if (name != null) { 10555 if (w.mAttrs.getTitle().toString().contains(name)) { 10556 windows.add(w); 10557 } 10558 } else if (System.identityHashCode(w) == objectId) { 10559 windows.add(w); 10560 } 10561 } 10562 } 10563 } 10564 } 10565 10566 if (windows.size() <= 0) { 10567 return false; 10568 } 10569 10570 synchronized(mWindowMap) { 10571 dumpWindowsLocked(pw, dumpAll, windows); 10572 } 10573 return true; 10574 } 10575 10576 void dumpLastANRLocked(PrintWriter pw) { 10577 pw.println("WINDOW MANAGER LAST ANR (dumpsys window lastanr)"); 10578 if (mLastANRState == null) { 10579 pw.println(" <no ANR has occurred since boot>"); 10580 } else { 10581 pw.println(mLastANRState); 10582 } 10583 } 10584 10585 /** 10586 * Saves information about the state of the window manager at 10587 * the time an ANR occurred before anything else in the system changes 10588 * in response. 10589 * 10590 * @param appWindowToken The application that ANR'd, may be null. 10591 * @param windowState The window that ANR'd, may be null. 10592 * @param reason The reason for the ANR, may be null. 10593 */ 10594 public void saveANRStateLocked(AppWindowToken appWindowToken, WindowState windowState, 10595 String reason) { 10596 StringWriter sw = new StringWriter(); 10597 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 10598 pw.println(" ANR time: " + DateFormat.getInstance().format(new Date())); 10599 if (appWindowToken != null) { 10600 pw.println(" Application at fault: " + appWindowToken.stringName); 10601 } 10602 if (windowState != null) { 10603 pw.println(" Window at fault: " + windowState.mAttrs.getTitle()); 10604 } 10605 if (reason != null) { 10606 pw.println(" Reason: " + reason); 10607 } 10608 pw.println(); 10609 dumpWindowsNoHeaderLocked(pw, true, null); 10610 pw.close(); 10611 mLastANRState = sw.toString(); 10612 } 10613 10614 @Override 10615 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 10616 if (mContext.checkCallingOrSelfPermission("android.permission.DUMP") 10617 != PackageManager.PERMISSION_GRANTED) { 10618 pw.println("Permission Denial: can't dump WindowManager from from pid=" 10619 + Binder.getCallingPid() 10620 + ", uid=" + Binder.getCallingUid()); 10621 return; 10622 } 10623 10624 boolean dumpAll = false; 10625 10626 int opti = 0; 10627 while (opti < args.length) { 10628 String opt = args[opti]; 10629 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 10630 break; 10631 } 10632 opti++; 10633 if ("-a".equals(opt)) { 10634 dumpAll = true; 10635 } else if ("-h".equals(opt)) { 10636 pw.println("Window manager dump options:"); 10637 pw.println(" [-a] [-h] [cmd] ..."); 10638 pw.println(" cmd may be one of:"); 10639 pw.println(" l[astanr]: last ANR information"); 10640 pw.println(" p[policy]: policy state"); 10641 pw.println(" a[animator]: animator state"); 10642 pw.println(" s[essions]: active sessions"); 10643 pw.println(" d[isplays]: active display contents"); 10644 pw.println(" t[okens]: token list"); 10645 pw.println(" w[indows]: window list"); 10646 pw.println(" cmd may also be a NAME to dump windows. NAME may"); 10647 pw.println(" be a partial substring in a window name, a"); 10648 pw.println(" Window hex object identifier, or"); 10649 pw.println(" \"all\" for all windows, or"); 10650 pw.println(" \"visible\" for the visible windows."); 10651 pw.println(" -a: include all available server state."); 10652 return; 10653 } else { 10654 pw.println("Unknown argument: " + opt + "; use -h for help"); 10655 } 10656 } 10657 10658 // Is the caller requesting to dump a particular piece of data? 10659 if (opti < args.length) { 10660 String cmd = args[opti]; 10661 opti++; 10662 if ("lastanr".equals(cmd) || "l".equals(cmd)) { 10663 synchronized(mWindowMap) { 10664 dumpLastANRLocked(pw); 10665 } 10666 return; 10667 } else if ("policy".equals(cmd) || "p".equals(cmd)) { 10668 synchronized(mWindowMap) { 10669 dumpPolicyLocked(pw, args, true); 10670 } 10671 return; 10672 } else if ("animator".equals(cmd) || "a".equals(cmd)) { 10673 synchronized(mWindowMap) { 10674 dumpAnimatorLocked(pw, args, true); 10675 } 10676 return; 10677 } else if ("sessions".equals(cmd) || "s".equals(cmd)) { 10678 synchronized(mWindowMap) { 10679 dumpSessionsLocked(pw, true); 10680 } 10681 return; 10682 } else if ("displays".equals(cmd) || "d".equals(cmd)) { 10683 synchronized(mWindowMap) { 10684 dumpDisplayContentsLocked(pw, true); 10685 } 10686 return; 10687 } else if ("tokens".equals(cmd) || "t".equals(cmd)) { 10688 synchronized(mWindowMap) { 10689 dumpTokensLocked(pw, true); 10690 } 10691 return; 10692 } else if ("windows".equals(cmd) || "w".equals(cmd)) { 10693 synchronized(mWindowMap) { 10694 dumpWindowsLocked(pw, true, null); 10695 } 10696 return; 10697 } else if ("all".equals(cmd) || "a".equals(cmd)) { 10698 synchronized(mWindowMap) { 10699 dumpWindowsLocked(pw, true, null); 10700 } 10701 return; 10702 } else { 10703 // Dumping a single name? 10704 if (!dumpWindows(pw, cmd, args, opti, dumpAll)) { 10705 pw.println("Bad window command, or no windows match: " + cmd); 10706 pw.println("Use -h for help."); 10707 } 10708 return; 10709 } 10710 } 10711 10712 synchronized(mWindowMap) { 10713 pw.println(); 10714 if (dumpAll) { 10715 pw.println("-------------------------------------------------------------------------------"); 10716 } 10717 dumpLastANRLocked(pw); 10718 pw.println(); 10719 if (dumpAll) { 10720 pw.println("-------------------------------------------------------------------------------"); 10721 } 10722 dumpPolicyLocked(pw, args, dumpAll); 10723 pw.println(); 10724 if (dumpAll) { 10725 pw.println("-------------------------------------------------------------------------------"); 10726 } 10727 dumpAnimatorLocked(pw, args, dumpAll); 10728 pw.println(); 10729 if (dumpAll) { 10730 pw.println("-------------------------------------------------------------------------------"); 10731 } 10732 dumpSessionsLocked(pw, dumpAll); 10733 pw.println(); 10734 if (dumpAll) { 10735 pw.println("-------------------------------------------------------------------------------"); 10736 } 10737 dumpDisplayContentsLocked(pw, dumpAll); 10738 pw.println(); 10739 if (dumpAll) { 10740 pw.println("-------------------------------------------------------------------------------"); 10741 } 10742 dumpTokensLocked(pw, dumpAll); 10743 pw.println(); 10744 if (dumpAll) { 10745 pw.println("-------------------------------------------------------------------------------"); 10746 } 10747 dumpWindowsLocked(pw, dumpAll, null); 10748 } 10749 } 10750 10751 // Called by the heartbeat to ensure locks are not held indefnitely (for deadlock detection). 10752 @Override 10753 public void monitor() { 10754 synchronized (mWindowMap) { } 10755 } 10756 10757 public interface OnHardKeyboardStatusChangeListener { 10758 public void onHardKeyboardStatusChange(boolean available, boolean enabled); 10759 } 10760 10761 void debugLayoutRepeats(final String msg, int pendingLayoutChanges) { 10762 if (mLayoutRepeatCount >= LAYOUT_REPEAT_THRESHOLD) { 10763 Slog.v(TAG, "Layouts looping: " + msg + ", mPendingLayoutChanges = 0x" + 10764 Integer.toHexString(pendingLayoutChanges)); 10765 } 10766 } 10767 10768 private DisplayContent newDisplayContentLocked(final Display display) { 10769 DisplayContent displayContent = new DisplayContent(display, this); 10770 final int displayId = display.getDisplayId(); 10771 mDisplayContents.put(displayId, displayContent); 10772 10773 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 10774 final Rect rect = new Rect(); 10775 mDisplaySettings.getOverscanLocked(displayInfo.name, rect); 10776 synchronized (displayContent.mDisplaySizeLock) { 10777 displayInfo.overscanLeft = rect.left; 10778 displayInfo.overscanTop = rect.top; 10779 displayInfo.overscanRight = rect.right; 10780 displayInfo.overscanBottom = rect.bottom; 10781 mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( 10782 displayId, displayInfo); 10783 } 10784 configureDisplayPolicyLocked(displayContent); 10785 10786 // TODO: Create an input channel for each display with touch capability. 10787 if (displayId == Display.DEFAULT_DISPLAY) { 10788 displayContent.mTapDetector = new StackTapPointerEventListener(this, displayContent); 10789 registerPointerEventListener(displayContent.mTapDetector); 10790 } 10791 10792 return displayContent; 10793 } 10794 10795 public void createDisplayContentLocked(final Display display) { 10796 if (display == null) { 10797 throw new IllegalArgumentException("getDisplayContent: display must not be null"); 10798 } 10799 getDisplayContentLocked(display.getDisplayId()); 10800 } 10801 10802 /** 10803 * Retrieve the DisplayContent for the specified displayId. Will create a new DisplayContent if 10804 * there is a Display for the displayId. 10805 * @param displayId The display the caller is interested in. 10806 * @return The DisplayContent associated with displayId or null if there is no Display for it. 10807 */ 10808 public DisplayContent getDisplayContentLocked(final int displayId) { 10809 DisplayContent displayContent = mDisplayContents.get(displayId); 10810 if (displayContent == null) { 10811 final Display display = mDisplayManager.getDisplay(displayId); 10812 if (display != null) { 10813 displayContent = newDisplayContentLocked(display); 10814 } 10815 } 10816 return displayContent; 10817 } 10818 10819 // There is an inherent assumption that this will never return null. 10820 public DisplayContent getDefaultDisplayContentLocked() { 10821 return getDisplayContentLocked(Display.DEFAULT_DISPLAY); 10822 } 10823 10824 public WindowList getDefaultWindowListLocked() { 10825 return getDefaultDisplayContentLocked().getWindowList(); 10826 } 10827 10828 public DisplayInfo getDefaultDisplayInfoLocked() { 10829 return getDefaultDisplayContentLocked().getDisplayInfo(); 10830 } 10831 10832 /** 10833 * Return the list of WindowStates associated on the passed display. 10834 * @param display The screen to return windows from. 10835 * @return The list of WindowStates on the screen, or null if the there is no screen. 10836 */ 10837 public WindowList getWindowListLocked(final Display display) { 10838 return getWindowListLocked(display.getDisplayId()); 10839 } 10840 10841 /** 10842 * Return the list of WindowStates associated on the passed display. 10843 * @param displayId The screen to return windows from. 10844 * @return The list of WindowStates on the screen, or null if the there is no screen. 10845 */ 10846 public WindowList getWindowListLocked(final int displayId) { 10847 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10848 return displayContent != null ? displayContent.getWindowList() : null; 10849 } 10850 10851 public void onDisplayAdded(int displayId) { 10852 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_ADDED, displayId, 0)); 10853 } 10854 10855 public void handleDisplayAdded(int displayId) { 10856 synchronized (mWindowMap) { 10857 final Display display = mDisplayManager.getDisplay(displayId); 10858 if (display != null) { 10859 createDisplayContentLocked(display); 10860 displayReady(displayId); 10861 } 10862 } 10863 } 10864 10865 public void onDisplayRemoved(int displayId) { 10866 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_REMOVED, displayId, 0)); 10867 } 10868 10869 private void handleDisplayRemovedLocked(int displayId) { 10870 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10871 if (displayContent != null) { 10872 if ((displayContent.mDeferredActions & DisplayContent.DEFER_DETACH) != 0) { 10873 displayContent.mDeferredActions |= DisplayContent.DEFER_REMOVAL; 10874 return; 10875 } 10876 mDisplayContents.delete(displayId); 10877 displayContent.close(); 10878 if (displayId == Display.DEFAULT_DISPLAY) { 10879 unregisterPointerEventListener(displayContent.mTapDetector); 10880 } 10881 } 10882 mAnimator.removeDisplayLocked(displayId); 10883 } 10884 10885 public void onDisplayChanged(int displayId) { 10886 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_CHANGED, displayId, 0)); 10887 } 10888 10889 private void handleDisplayChangedLocked(int displayId) { 10890 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10891 if (displayContent != null) { 10892 displayContent.updateDisplayInfo(); 10893 } 10894 } 10895 10896 @Override 10897 public Object getWindowManagerLock() { 10898 return mWindowMap; 10899 } 10900 10901 private final class LocalService extends WindowManagerInternal { 10902 @Override 10903 public void requestTraversalFromDisplayManager() { 10904 requestTraversal(); 10905 } 10906 } 10907} 10908