WindowManagerService.java revision ac90c19cab7e05dc8add6acbc8f74c9f854d098d
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.getDisplayContent().layoutNeeded = true; 4990 performLayoutAndPlaceSurfacesLocked(); 4991 } 4992 } 4993 } 4994 4995 public void getStackBounds(int stackId, Rect bounds) { 4996 final TaskStack stack = mStackIdToStack.get(stackId); 4997 if (stack != null) { 4998 stack.getBounds(bounds); 4999 return; 5000 } 5001 bounds.setEmpty(); 5002 } 5003 5004 // ------------------------------------------------------------- 5005 // Misc IWindowSession methods 5006 // ------------------------------------------------------------- 5007 5008 @Override 5009 public void startFreezingScreen(int exitAnim, int enterAnim) { 5010 if (!checkCallingPermission(android.Manifest.permission.FREEZE_SCREEN, 5011 "startFreezingScreen()")) { 5012 throw new SecurityException("Requires FREEZE_SCREEN permission"); 5013 } 5014 5015 synchronized(mWindowMap) { 5016 if (!mClientFreezingScreen) { 5017 mClientFreezingScreen = true; 5018 final long origId = Binder.clearCallingIdentity(); 5019 try { 5020 startFreezingDisplayLocked(false, exitAnim, enterAnim); 5021 mH.removeMessages(H.CLIENT_FREEZE_TIMEOUT); 5022 mH.sendEmptyMessageDelayed(H.CLIENT_FREEZE_TIMEOUT, 5000); 5023 } finally { 5024 Binder.restoreCallingIdentity(origId); 5025 } 5026 } 5027 } 5028 } 5029 5030 @Override 5031 public void stopFreezingScreen() { 5032 if (!checkCallingPermission(android.Manifest.permission.FREEZE_SCREEN, 5033 "stopFreezingScreen()")) { 5034 throw new SecurityException("Requires FREEZE_SCREEN permission"); 5035 } 5036 5037 synchronized(mWindowMap) { 5038 if (mClientFreezingScreen) { 5039 mClientFreezingScreen = false; 5040 mLastFinishedFreezeSource = "client"; 5041 final long origId = Binder.clearCallingIdentity(); 5042 try { 5043 stopFreezingDisplayLocked(); 5044 } finally { 5045 Binder.restoreCallingIdentity(origId); 5046 } 5047 } 5048 } 5049 } 5050 5051 @Override 5052 public void disableKeyguard(IBinder token, String tag) { 5053 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5054 != PackageManager.PERMISSION_GRANTED) { 5055 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5056 } 5057 5058 mKeyguardDisableHandler.sendMessage(mKeyguardDisableHandler.obtainMessage( 5059 KeyguardDisableHandler.KEYGUARD_DISABLE, new Pair<IBinder, String>(token, tag))); 5060 } 5061 5062 @Override 5063 public void reenableKeyguard(IBinder token) { 5064 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5065 != PackageManager.PERMISSION_GRANTED) { 5066 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5067 } 5068 5069 mKeyguardDisableHandler.sendMessage(mKeyguardDisableHandler.obtainMessage( 5070 KeyguardDisableHandler.KEYGUARD_REENABLE, token)); 5071 } 5072 5073 /** 5074 * @see android.app.KeyguardManager#exitKeyguardSecurely 5075 */ 5076 @Override 5077 public void exitKeyguardSecurely(final IOnKeyguardExitResult callback) { 5078 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5079 != PackageManager.PERMISSION_GRANTED) { 5080 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5081 } 5082 mPolicy.exitKeyguardSecurely(new WindowManagerPolicy.OnKeyguardExitResult() { 5083 @Override 5084 public void onKeyguardExitResult(boolean success) { 5085 try { 5086 callback.onKeyguardExitResult(success); 5087 } catch (RemoteException e) { 5088 // Client has died, we don't care. 5089 } 5090 } 5091 }); 5092 } 5093 5094 @Override 5095 public boolean inKeyguardRestrictedInputMode() { 5096 return mPolicy.inKeyguardRestrictedKeyInputMode(); 5097 } 5098 5099 @Override 5100 public boolean isKeyguardLocked() { 5101 return mPolicy.isKeyguardLocked(); 5102 } 5103 5104 @Override 5105 public boolean isKeyguardSecure() { 5106 return mPolicy.isKeyguardSecure(); 5107 } 5108 5109 @Override 5110 public void dismissKeyguard() { 5111 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DISABLE_KEYGUARD) 5112 != PackageManager.PERMISSION_GRANTED) { 5113 throw new SecurityException("Requires DISABLE_KEYGUARD permission"); 5114 } 5115 synchronized(mWindowMap) { 5116 mPolicy.dismissKeyguardLw(); 5117 } 5118 } 5119 5120 @Override 5121 public void closeSystemDialogs(String reason) { 5122 synchronized(mWindowMap) { 5123 final int numDisplays = mDisplayContents.size(); 5124 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5125 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 5126 final int numWindows = windows.size(); 5127 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 5128 final WindowState w = windows.get(winNdx); 5129 if (w.mHasSurface) { 5130 try { 5131 w.mClient.closeSystemDialogs(reason); 5132 } catch (RemoteException e) { 5133 } 5134 } 5135 } 5136 } 5137 } 5138 } 5139 5140 static float fixScale(float scale) { 5141 if (scale < 0) scale = 0; 5142 else if (scale > 20) scale = 20; 5143 return Math.abs(scale); 5144 } 5145 5146 @Override 5147 public void setAnimationScale(int which, float scale) { 5148 if (!checkCallingPermission(android.Manifest.permission.SET_ANIMATION_SCALE, 5149 "setAnimationScale()")) { 5150 throw new SecurityException("Requires SET_ANIMATION_SCALE permission"); 5151 } 5152 5153 scale = fixScale(scale); 5154 switch (which) { 5155 case 0: mWindowAnimationScale = scale; break; 5156 case 1: mTransitionAnimationScale = scale; break; 5157 case 2: mAnimatorDurationScale = scale; break; 5158 } 5159 5160 // Persist setting 5161 mH.sendEmptyMessage(H.PERSIST_ANIMATION_SCALE); 5162 } 5163 5164 @Override 5165 public void setAnimationScales(float[] scales) { 5166 if (!checkCallingPermission(android.Manifest.permission.SET_ANIMATION_SCALE, 5167 "setAnimationScale()")) { 5168 throw new SecurityException("Requires SET_ANIMATION_SCALE permission"); 5169 } 5170 5171 if (scales != null) { 5172 if (scales.length >= 1) { 5173 mWindowAnimationScale = fixScale(scales[0]); 5174 } 5175 if (scales.length >= 2) { 5176 mTransitionAnimationScale = fixScale(scales[1]); 5177 } 5178 if (scales.length >= 3) { 5179 setAnimatorDurationScale(fixScale(scales[2])); 5180 } 5181 } 5182 5183 // Persist setting 5184 mH.sendEmptyMessage(H.PERSIST_ANIMATION_SCALE); 5185 } 5186 5187 private void setAnimatorDurationScale(float scale) { 5188 mAnimatorDurationScale = scale; 5189 ValueAnimator.setDurationScale(scale); 5190 } 5191 5192 @Override 5193 public float getAnimationScale(int which) { 5194 switch (which) { 5195 case 0: return mWindowAnimationScale; 5196 case 1: return mTransitionAnimationScale; 5197 case 2: return mAnimatorDurationScale; 5198 } 5199 return 0; 5200 } 5201 5202 @Override 5203 public float[] getAnimationScales() { 5204 return new float[] { mWindowAnimationScale, mTransitionAnimationScale, 5205 mAnimatorDurationScale }; 5206 } 5207 5208 @Override 5209 public void registerPointerEventListener(PointerEventListener listener) { 5210 mPointerEventDispatcher.registerInputEventListener(listener); 5211 } 5212 5213 @Override 5214 public void unregisterPointerEventListener(PointerEventListener listener) { 5215 mPointerEventDispatcher.unregisterInputEventListener(listener); 5216 } 5217 5218 // Called by window manager policy. Not exposed externally. 5219 @Override 5220 public int getLidState() { 5221 int sw = mInputManager.getSwitchState(-1, InputDevice.SOURCE_ANY, 5222 InputManagerService.SW_LID); 5223 if (sw > 0) { 5224 // Switch state: AKEY_STATE_DOWN or AKEY_STATE_VIRTUAL. 5225 return LID_CLOSED; 5226 } else if (sw == 0) { 5227 // Switch state: AKEY_STATE_UP. 5228 return LID_OPEN; 5229 } else { 5230 // Switch state: AKEY_STATE_UNKNOWN. 5231 return LID_ABSENT; 5232 } 5233 } 5234 5235 // Called by window manager policy. Not exposed externally. 5236 @Override 5237 public void switchKeyboardLayout(int deviceId, int direction) { 5238 mInputManager.switchKeyboardLayout(deviceId, direction); 5239 } 5240 5241 // Called by window manager policy. Not exposed externally. 5242 @Override 5243 public void shutdown(boolean confirm) { 5244 ShutdownThread.shutdown(mContext, confirm); 5245 } 5246 5247 // Called by window manager policy. Not exposed externally. 5248 @Override 5249 public void rebootSafeMode(boolean confirm) { 5250 ShutdownThread.rebootSafeMode(mContext, confirm); 5251 } 5252 5253 @Override 5254 public void setInputFilter(IInputFilter filter) { 5255 if (!checkCallingPermission(android.Manifest.permission.FILTER_EVENTS, "setInputFilter()")) { 5256 throw new SecurityException("Requires FILTER_EVENTS permission"); 5257 } 5258 mInputManager.setInputFilter(filter); 5259 } 5260 5261 @Override 5262 public void setTouchExplorationEnabled(boolean enabled) { 5263 mPolicy.setTouchExplorationEnabled(enabled); 5264 } 5265 5266 public void setCurrentUser(final int newUserId) { 5267 synchronized (mWindowMap) { 5268 int oldUserId = mCurrentUserId; 5269 mCurrentUserId = newUserId; 5270 mAppTransition.setCurrentUser(newUserId); 5271 mPolicy.setCurrentUserLw(newUserId); 5272 5273 // Hide windows that should not be seen by the new user. 5274 final int numDisplays = mDisplayContents.size(); 5275 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5276 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 5277 displayContent.switchUserStacks(newUserId); 5278 rebuildAppWindowListLocked(displayContent); 5279 } 5280 performLayoutAndPlaceSurfacesLocked(); 5281 } 5282 } 5283 5284 public void enableScreenAfterBoot() { 5285 synchronized(mWindowMap) { 5286 if (DEBUG_BOOT) { 5287 RuntimeException here = new RuntimeException("here"); 5288 here.fillInStackTrace(); 5289 Slog.i(TAG, "enableScreenAfterBoot: mDisplayEnabled=" + mDisplayEnabled 5290 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5291 + " mShowingBootMessages=" + mShowingBootMessages 5292 + " mSystemBooted=" + mSystemBooted, here); 5293 } 5294 if (mSystemBooted) { 5295 return; 5296 } 5297 mSystemBooted = true; 5298 hideBootMessagesLocked(); 5299 // If the screen still doesn't come up after 30 seconds, give 5300 // up and turn it on. 5301 mH.sendEmptyMessageDelayed(H.BOOT_TIMEOUT, 30*1000); 5302 } 5303 5304 mPolicy.systemBooted(); 5305 5306 performEnableScreen(); 5307 } 5308 5309 void enableScreenIfNeededLocked() { 5310 if (DEBUG_BOOT) { 5311 RuntimeException here = new RuntimeException("here"); 5312 here.fillInStackTrace(); 5313 Slog.i(TAG, "enableScreenIfNeededLocked: mDisplayEnabled=" + mDisplayEnabled 5314 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5315 + " mShowingBootMessages=" + mShowingBootMessages 5316 + " mSystemBooted=" + mSystemBooted, here); 5317 } 5318 if (mDisplayEnabled) { 5319 return; 5320 } 5321 if (!mSystemBooted && !mShowingBootMessages) { 5322 return; 5323 } 5324 mH.sendEmptyMessage(H.ENABLE_SCREEN); 5325 } 5326 5327 public void performBootTimeout() { 5328 synchronized(mWindowMap) { 5329 if (mDisplayEnabled) { 5330 return; 5331 } 5332 Slog.w(TAG, "***** BOOT TIMEOUT: forcing display enabled"); 5333 mForceDisplayEnabled = true; 5334 } 5335 performEnableScreen(); 5336 } 5337 5338 public void performEnableScreen() { 5339 synchronized(mWindowMap) { 5340 if (DEBUG_BOOT) { 5341 RuntimeException here = new RuntimeException("here"); 5342 here.fillInStackTrace(); 5343 Slog.i(TAG, "performEnableScreen: mDisplayEnabled=" + mDisplayEnabled 5344 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5345 + " mShowingBootMessages=" + mShowingBootMessages 5346 + " mSystemBooted=" + mSystemBooted 5347 + " mOnlyCore=" + mOnlyCore, here); 5348 } 5349 if (mDisplayEnabled) { 5350 return; 5351 } 5352 if (!mSystemBooted && !mShowingBootMessages) { 5353 return; 5354 } 5355 5356 if (!mForceDisplayEnabled) { 5357 // Don't enable the screen until all existing windows 5358 // have been drawn. 5359 boolean haveBootMsg = false; 5360 boolean haveApp = false; 5361 // if the wallpaper service is disabled on the device, we're never going to have 5362 // wallpaper, don't bother waiting for it 5363 boolean haveWallpaper = false; 5364 boolean wallpaperEnabled = mContext.getResources().getBoolean( 5365 com.android.internal.R.bool.config_enableWallpaperService) 5366 && !mOnlyCore; 5367 boolean haveKeyguard = true; 5368 // TODO(multidisplay): Expand to all displays? 5369 final WindowList windows = getDefaultWindowListLocked(); 5370 final int N = windows.size(); 5371 for (int i=0; i<N; i++) { 5372 WindowState w = windows.get(i); 5373 if (w.mAttrs.type == TYPE_KEYGUARD) { 5374 // Only if there is a keyguard attached to the window manager 5375 // will we consider ourselves as having a keyguard. If it 5376 // isn't attached, we don't know if it wants to be shown or 5377 // hidden. If it is attached, we will say we have a keyguard 5378 // if the window doesn't want to be visible, because in that 5379 // case it explicitly doesn't want to be shown so we should 5380 // not delay turning the screen on for it. 5381 boolean vis = w.mViewVisibility == View.VISIBLE 5382 && w.mPolicyVisibility; 5383 haveKeyguard = !vis; 5384 } 5385 if (w.isVisibleLw() && !w.mObscured && !w.isDrawnLw()) { 5386 return; 5387 } 5388 if (w.isDrawnLw()) { 5389 if (w.mAttrs.type == TYPE_BOOT_PROGRESS) { 5390 haveBootMsg = true; 5391 } else if (w.mAttrs.type == TYPE_APPLICATION) { 5392 haveApp = true; 5393 } else if (w.mAttrs.type == TYPE_WALLPAPER) { 5394 haveWallpaper = true; 5395 } else if (w.mAttrs.type == TYPE_KEYGUARD) { 5396 haveKeyguard = true; 5397 } 5398 } 5399 } 5400 5401 if (DEBUG_SCREEN_ON || DEBUG_BOOT) { 5402 Slog.i(TAG, "******** booted=" + mSystemBooted + " msg=" + mShowingBootMessages 5403 + " haveBoot=" + haveBootMsg + " haveApp=" + haveApp 5404 + " haveWall=" + haveWallpaper + " wallEnabled=" + wallpaperEnabled 5405 + " haveKeyguard=" + haveKeyguard); 5406 } 5407 5408 // If we are turning on the screen to show the boot message, 5409 // don't do it until the boot message is actually displayed. 5410 if (!mSystemBooted && !haveBootMsg) { 5411 return; 5412 } 5413 5414 // If we are turning on the screen after the boot is completed 5415 // normally, don't do so until we have the application and 5416 // wallpaper. 5417 if (mSystemBooted && ((!haveApp && !haveKeyguard) || 5418 (wallpaperEnabled && !haveWallpaper))) { 5419 return; 5420 } 5421 } 5422 5423 mDisplayEnabled = true; 5424 if (DEBUG_SCREEN_ON || DEBUG_BOOT) Slog.i(TAG, "******************** ENABLING SCREEN!"); 5425 if (false) { 5426 StringWriter sw = new StringWriter(); 5427 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 5428 this.dump(null, pw, null); 5429 pw.flush(); 5430 Slog.i(TAG, sw.toString()); 5431 } 5432 try { 5433 IBinder surfaceFlinger = ServiceManager.getService("SurfaceFlinger"); 5434 if (surfaceFlinger != null) { 5435 //Slog.i(TAG, "******* TELLING SURFACE FLINGER WE ARE BOOTED!"); 5436 Parcel data = Parcel.obtain(); 5437 data.writeInterfaceToken("android.ui.ISurfaceComposer"); 5438 surfaceFlinger.transact(IBinder.FIRST_CALL_TRANSACTION, // BOOT_FINISHED 5439 data, null, 0); 5440 data.recycle(); 5441 } 5442 } catch (RemoteException ex) { 5443 Slog.e(TAG, "Boot completed: SurfaceFlinger is dead!"); 5444 } 5445 5446 // Enable input dispatch. 5447 mInputMonitor.setEventDispatchingLw(mEventDispatchingEnabled); 5448 } 5449 5450 mPolicy.enableScreenAfterBoot(); 5451 5452 // Make sure the last requested orientation has been applied. 5453 updateRotationUnchecked(false, false); 5454 } 5455 5456 public void showBootMessage(final CharSequence msg, final boolean always) { 5457 boolean first = false; 5458 synchronized(mWindowMap) { 5459 if (DEBUG_BOOT) { 5460 RuntimeException here = new RuntimeException("here"); 5461 here.fillInStackTrace(); 5462 Slog.i(TAG, "showBootMessage: msg=" + msg + " always=" + always 5463 + " mAllowBootMessages=" + mAllowBootMessages 5464 + " mShowingBootMessages=" + mShowingBootMessages 5465 + " mSystemBooted=" + mSystemBooted, here); 5466 } 5467 if (!mAllowBootMessages) { 5468 return; 5469 } 5470 if (!mShowingBootMessages) { 5471 if (!always) { 5472 return; 5473 } 5474 first = true; 5475 } 5476 if (mSystemBooted) { 5477 return; 5478 } 5479 mShowingBootMessages = true; 5480 mPolicy.showBootMessage(msg, always); 5481 } 5482 if (first) { 5483 performEnableScreen(); 5484 } 5485 } 5486 5487 public void hideBootMessagesLocked() { 5488 if (DEBUG_BOOT) { 5489 RuntimeException here = new RuntimeException("here"); 5490 here.fillInStackTrace(); 5491 Slog.i(TAG, "hideBootMessagesLocked: mDisplayEnabled=" + mDisplayEnabled 5492 + " mForceDisplayEnabled=" + mForceDisplayEnabled 5493 + " mShowingBootMessages=" + mShowingBootMessages 5494 + " mSystemBooted=" + mSystemBooted, here); 5495 } 5496 if (mShowingBootMessages) { 5497 mShowingBootMessages = false; 5498 mPolicy.hideBootMessages(); 5499 } 5500 } 5501 5502 @Override 5503 public void setInTouchMode(boolean mode) { 5504 synchronized(mWindowMap) { 5505 mInTouchMode = mode; 5506 } 5507 } 5508 5509 // TODO: more accounting of which pid(s) turned it on, keep count, 5510 // only allow disables from pids which have count on, etc. 5511 @Override 5512 public void showStrictModeViolation(boolean on) { 5513 int pid = Binder.getCallingPid(); 5514 mH.sendMessage(mH.obtainMessage(H.SHOW_STRICT_MODE_VIOLATION, on ? 1 : 0, pid)); 5515 } 5516 5517 private void showStrictModeViolation(int arg, int pid) { 5518 final boolean on = arg != 0; 5519 synchronized(mWindowMap) { 5520 // Ignoring requests to enable the red border from clients 5521 // which aren't on screen. (e.g. Broadcast Receivers in 5522 // the background..) 5523 if (on) { 5524 boolean isVisible = false; 5525 final int numDisplays = mDisplayContents.size(); 5526 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 5527 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 5528 final int numWindows = windows.size(); 5529 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 5530 final WindowState ws = windows.get(winNdx); 5531 if (ws.mSession.mPid == pid && ws.isVisibleLw()) { 5532 isVisible = true; 5533 break; 5534 } 5535 } 5536 } 5537 if (!isVisible) { 5538 return; 5539 } 5540 } 5541 5542 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 5543 ">>> OPEN TRANSACTION showStrictModeViolation"); 5544 SurfaceControl.openTransaction(); 5545 try { 5546 // TODO(multi-display): support multiple displays 5547 if (mStrictModeFlash == null) { 5548 mStrictModeFlash = new StrictModeFlash( 5549 getDefaultDisplayContentLocked().getDisplay(), mFxSession); 5550 } 5551 mStrictModeFlash.setVisibility(on); 5552 } finally { 5553 SurfaceControl.closeTransaction(); 5554 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 5555 "<<< CLOSE TRANSACTION showStrictModeViolation"); 5556 } 5557 } 5558 } 5559 5560 @Override 5561 public void setStrictModeVisualIndicatorPreference(String value) { 5562 SystemProperties.set(StrictMode.VISUAL_PROPERTY, value); 5563 } 5564 5565 /** 5566 * Takes a snapshot of the screen. In landscape mode this grabs the whole screen. 5567 * In portrait mode, it grabs the upper region of the screen based on the vertical dimension 5568 * of the target image. 5569 * 5570 * @param displayId the Display to take a screenshot of. 5571 * @param width the width of the target bitmap 5572 * @param height the height of the target bitmap 5573 * @param force565 if true the returned bitmap will be RGB_565, otherwise it 5574 * will be the same config as the surface 5575 */ 5576 @Override 5577 public Bitmap screenshotApplications(IBinder appToken, int displayId, int width, 5578 int height, boolean force565) { 5579 if (!checkCallingPermission(android.Manifest.permission.READ_FRAME_BUFFER, 5580 "screenshotApplications()")) { 5581 throw new SecurityException("Requires READ_FRAME_BUFFER permission"); 5582 } 5583 5584 Bitmap rawss = null; 5585 5586 int maxLayer = 0; 5587 final Rect frame = new Rect(); 5588 5589 float scale = 0; 5590 int dw, dh; 5591 int rot = Surface.ROTATION_0; 5592 5593 boolean screenshotReady; 5594 int minLayer; 5595 if (appToken == null) { 5596 screenshotReady = true; 5597 minLayer = 0; 5598 } else { 5599 screenshotReady = false; 5600 minLayer = Integer.MAX_VALUE; 5601 } 5602 5603 int retryCount = 0; 5604 WindowState appWin = null; 5605 5606 do { 5607 if (retryCount++ > 0) { 5608 try { 5609 Thread.sleep(100); 5610 } catch (InterruptedException e) { 5611 } 5612 } 5613 synchronized(mWindowMap) { 5614 final DisplayContent displayContent = getDisplayContentLocked(displayId); 5615 if (displayContent == null) { 5616 return null; 5617 } 5618 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 5619 dw = displayInfo.logicalWidth; 5620 dh = displayInfo.logicalHeight; 5621 5622 int aboveAppLayer = mPolicy.windowTypeToLayerLw(TYPE_APPLICATION) 5623 * TYPE_LAYER_MULTIPLIER + TYPE_LAYER_OFFSET; 5624 aboveAppLayer += TYPE_LAYER_MULTIPLIER; 5625 5626 boolean isImeTarget = mInputMethodTarget != null 5627 && mInputMethodTarget.mAppToken != null 5628 && mInputMethodTarget.mAppToken.appToken != null 5629 && mInputMethodTarget.mAppToken.appToken.asBinder() == appToken; 5630 5631 // Figure out the part of the screen that is actually the app. 5632 boolean including = false; 5633 appWin = null; 5634 final WindowList windows = displayContent.getWindowList(); 5635 final Rect stackBounds = new Rect(); 5636 for (int i = windows.size() - 1; i >= 0; i--) { 5637 WindowState ws = windows.get(i); 5638 if (!ws.mHasSurface) { 5639 continue; 5640 } 5641 if (ws.mLayer >= aboveAppLayer) { 5642 continue; 5643 } 5644 // When we will skip windows: when we are not including 5645 // ones behind a window we didn't skip, and we are actually 5646 // taking a screenshot of a specific app. 5647 if (!including && appToken != null) { 5648 // Also, we can possibly skip this window if it is not 5649 // an IME target or the application for the screenshot 5650 // is not the current IME target. 5651 if (!ws.mIsImWindow || !isImeTarget) { 5652 // And finally, this window is of no interest if it 5653 // is not associated with the screenshot app. 5654 if (ws.mAppToken == null || ws.mAppToken.token != appToken) { 5655 continue; 5656 } 5657 appWin = ws; 5658 ws.getStackBounds(stackBounds); 5659 } 5660 } 5661 5662 // We keep on including windows until we go past a full-screen 5663 // window. 5664 including = !ws.mIsImWindow && !ws.isFullscreen(dw, dh); 5665 5666 final WindowStateAnimator winAnim = ws.mWinAnimator; 5667 if (maxLayer < winAnim.mSurfaceLayer) { 5668 maxLayer = winAnim.mSurfaceLayer; 5669 } 5670 if (minLayer > winAnim.mSurfaceLayer) { 5671 minLayer = winAnim.mSurfaceLayer; 5672 } 5673 5674 // Don't include wallpaper in bounds calculation 5675 if (!ws.mIsWallpaper) { 5676 final Rect wf = ws.mFrame; 5677 final Rect cr = ws.mContentInsets; 5678 int left = wf.left + cr.left; 5679 int top = wf.top + cr.top; 5680 int right = wf.right - cr.right; 5681 int bottom = wf.bottom - cr.bottom; 5682 frame.union(left, top, right, bottom); 5683 frame.intersect(stackBounds); 5684 } 5685 5686 if (ws.mAppToken != null && ws.mAppToken.token == appToken && 5687 ws.isDisplayedLw()) { 5688 screenshotReady = true; 5689 } 5690 } 5691 5692 if (appToken != null && appWin == null) { 5693 // Can't find a window to snapshot. 5694 if (DEBUG_SCREENSHOT) Slog.i(TAG, 5695 "Screenshot: Couldn't find a surface matching " + appToken); 5696 return null; 5697 } 5698 if (!screenshotReady) { 5699 // Delay and hope that window gets drawn. 5700 if (DEBUG_SCREENSHOT) Slog.i(TAG, "Screenshot: No image ready for " + appToken 5701 + ", " + appWin + " drawState=" + appWin.mWinAnimator.mDrawState); 5702 continue; 5703 } 5704 5705 // Constrain frame to the screen size. 5706 frame.intersect(0, 0, dw, dh); 5707 5708 if (frame.isEmpty() || maxLayer == 0) { 5709 if (DEBUG_SCREENSHOT) Slog.i(TAG, "Screenshot of " + appToken 5710 + ": returning null frame=" + frame.toShortString() + " maxLayer=" 5711 + maxLayer); 5712 return null; 5713 } 5714 5715 // The screenshot API does not apply the current screen rotation. 5716 rot = getDefaultDisplayContentLocked().getDisplay().getRotation(); 5717 int fw = frame.width(); 5718 int fh = frame.height(); 5719 5720 // Constrain thumbnail to smaller of screen width or height. Assumes aspect 5721 // of thumbnail is the same as the screen (in landscape) or square. 5722 scale = Math.max(width / (float) fw, height / (float) fh); 5723 /* 5724 float targetWidthScale = width / (float) fw; 5725 float targetHeightScale = height / (float) fh; 5726 if (fw <= fh) { 5727 scale = targetWidthScale; 5728 // If aspect of thumbnail is the same as the screen (in landscape), 5729 // select the slightly larger value so we fill the entire bitmap 5730 if (targetHeightScale > scale && (int) (targetHeightScale * fw) == width) { 5731 scale = targetHeightScale; 5732 } 5733 } else { 5734 scale = targetHeightScale; 5735 // If aspect of thumbnail is the same as the screen (in landscape), 5736 // select the slightly larger value so we fill the entire bitmap 5737 if (targetWidthScale > scale && (int) (targetWidthScale * fh) == height) { 5738 scale = targetWidthScale; 5739 } 5740 } 5741 */ 5742 5743 // The screen shot will contain the entire screen. 5744 dw = (int)(dw*scale); 5745 dh = (int)(dh*scale); 5746 if (rot == Surface.ROTATION_90 || rot == Surface.ROTATION_270) { 5747 int tmp = dw; 5748 dw = dh; 5749 dh = tmp; 5750 rot = (rot == Surface.ROTATION_90) ? Surface.ROTATION_270 : Surface.ROTATION_90; 5751 } 5752 if (DEBUG_SCREENSHOT) { 5753 Slog.i(TAG, "Screenshot: " + dw + "x" + dh + " from " + minLayer + " to " 5754 + maxLayer + " appToken=" + appToken); 5755 for (int i = 0; i < windows.size(); i++) { 5756 WindowState win = windows.get(i); 5757 Slog.i(TAG, win + ": " + win.mLayer 5758 + " animLayer=" + win.mWinAnimator.mAnimLayer 5759 + " surfaceLayer=" + win.mWinAnimator.mSurfaceLayer); 5760 } 5761 } 5762 rawss = SurfaceControl.screenshot(dw, dh, minLayer, maxLayer); 5763 } 5764 } while (!screenshotReady && retryCount <= MAX_SCREENSHOT_RETRIES); 5765 if (retryCount > MAX_SCREENSHOT_RETRIES) Slog.i(TAG, "Screenshot max retries " + 5766 retryCount + " of " + appToken + " appWin=" + (appWin == null ? 5767 "null" : (appWin + " drawState=" + appWin.mWinAnimator.mDrawState))); 5768 5769 if (rawss == null) { 5770 Slog.w(TAG, "Screenshot failure taking screenshot for (" + dw + "x" + dh 5771 + ") to layer " + maxLayer); 5772 return null; 5773 } 5774 5775 Bitmap bm = Bitmap.createBitmap(width, height, force565 ? Config.RGB_565 : rawss.getConfig()); 5776 frame.scale(scale); 5777 Matrix matrix = new Matrix(); 5778 ScreenRotationAnimation.createRotationMatrix(rot, dw, dh, matrix); 5779 // TODO: Test for RTL vs. LTR and use frame.right-width instead of -frame.left 5780 matrix.postTranslate(-FloatMath.ceil(frame.left), -FloatMath.ceil(frame.top)); 5781 Canvas canvas = new Canvas(bm); 5782 canvas.drawColor(0xFF000000); 5783 canvas.drawBitmap(rawss, matrix, null); 5784 canvas.setBitmap(null); 5785 5786 if (DEBUG_SCREENSHOT) { 5787 // TEST IF IT's ALL BLACK 5788 int[] buffer = new int[bm.getWidth() * bm.getHeight()]; 5789 bm.getPixels(buffer, 0, bm.getWidth(), 0, 0, bm.getWidth(), bm.getHeight()); 5790 boolean allBlack = true; 5791 final int firstColor = buffer[0]; 5792 for (int i = 0; i < buffer.length; i++) { 5793 if (buffer[i] != firstColor) { 5794 allBlack = false; 5795 break; 5796 } 5797 } 5798 if (allBlack) { 5799 Slog.i(TAG, "Screenshot " + appWin + " was monochrome(" + 5800 Integer.toHexString(firstColor) + ")! mSurfaceLayer=" + 5801 (appWin != null ? appWin.mWinAnimator.mSurfaceLayer : "null") + 5802 " minLayer=" + minLayer + " maxLayer=" + maxLayer); 5803 } 5804 } 5805 5806 rawss.recycle(); 5807 return bm; 5808 } 5809 5810 /** 5811 * Freeze rotation changes. (Enable "rotation lock".) 5812 * Persists across reboots. 5813 * @param rotation The desired rotation to freeze to, or -1 to use the 5814 * current rotation. 5815 */ 5816 @Override 5817 public void freezeRotation(int rotation) { 5818 if (!checkCallingPermission(android.Manifest.permission.SET_ORIENTATION, 5819 "freezeRotation()")) { 5820 throw new SecurityException("Requires SET_ORIENTATION permission"); 5821 } 5822 if (rotation < -1 || rotation > Surface.ROTATION_270) { 5823 throw new IllegalArgumentException("Rotation argument must be -1 or a valid " 5824 + "rotation constant."); 5825 } 5826 5827 if (DEBUG_ORIENTATION) Slog.v(TAG, "freezeRotation: mRotation=" + mRotation); 5828 5829 long origId = Binder.clearCallingIdentity(); 5830 try { 5831 mPolicy.setUserRotationMode(WindowManagerPolicy.USER_ROTATION_LOCKED, 5832 rotation == -1 ? mRotation : rotation); 5833 } finally { 5834 Binder.restoreCallingIdentity(origId); 5835 } 5836 5837 updateRotationUnchecked(false, false); 5838 } 5839 5840 /** 5841 * Thaw rotation changes. (Disable "rotation lock".) 5842 * Persists across reboots. 5843 */ 5844 @Override 5845 public void thawRotation() { 5846 if (!checkCallingPermission(android.Manifest.permission.SET_ORIENTATION, 5847 "thawRotation()")) { 5848 throw new SecurityException("Requires SET_ORIENTATION permission"); 5849 } 5850 5851 if (DEBUG_ORIENTATION) Slog.v(TAG, "thawRotation: mRotation=" + mRotation); 5852 5853 long origId = Binder.clearCallingIdentity(); 5854 try { 5855 mPolicy.setUserRotationMode(WindowManagerPolicy.USER_ROTATION_FREE, 5856 777); // rot not used 5857 } finally { 5858 Binder.restoreCallingIdentity(origId); 5859 } 5860 5861 updateRotationUnchecked(false, false); 5862 } 5863 5864 /** 5865 * Recalculate the current rotation. 5866 * 5867 * Called by the window manager policy whenever the state of the system changes 5868 * such that the current rotation might need to be updated, such as when the 5869 * device is docked or rotated into a new posture. 5870 */ 5871 @Override 5872 public void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout) { 5873 updateRotationUnchecked(alwaysSendConfiguration, forceRelayout); 5874 } 5875 5876 /** 5877 * Temporarily pauses rotation changes until resumed. 5878 * 5879 * This can be used to prevent rotation changes from occurring while the user is 5880 * performing certain operations, such as drag and drop. 5881 * 5882 * This call nests and must be matched by an equal number of calls to 5883 * {@link #resumeRotationLocked}. 5884 */ 5885 void pauseRotationLocked() { 5886 mDeferredRotationPauseCount += 1; 5887 } 5888 5889 /** 5890 * Resumes normal rotation changes after being paused. 5891 */ 5892 void resumeRotationLocked() { 5893 if (mDeferredRotationPauseCount > 0) { 5894 mDeferredRotationPauseCount -= 1; 5895 if (mDeferredRotationPauseCount == 0) { 5896 boolean changed = updateRotationUncheckedLocked(false); 5897 if (changed) { 5898 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 5899 } 5900 } 5901 } 5902 } 5903 5904 public void updateRotationUnchecked(boolean alwaysSendConfiguration, boolean forceRelayout) { 5905 if(DEBUG_ORIENTATION) Slog.v(TAG, "updateRotationUnchecked(" 5906 + "alwaysSendConfiguration=" + alwaysSendConfiguration + ")"); 5907 5908 long origId = Binder.clearCallingIdentity(); 5909 boolean changed; 5910 synchronized(mWindowMap) { 5911 changed = updateRotationUncheckedLocked(false); 5912 if (!changed || forceRelayout) { 5913 getDefaultDisplayContentLocked().layoutNeeded = true; 5914 performLayoutAndPlaceSurfacesLocked(); 5915 } 5916 } 5917 5918 if (changed || alwaysSendConfiguration) { 5919 sendNewConfiguration(); 5920 } 5921 5922 Binder.restoreCallingIdentity(origId); 5923 } 5924 5925 // TODO(multidisplay): Rotate any display? 5926 /** 5927 * Updates the current rotation. 5928 * 5929 * Returns true if the rotation has been changed. In this case YOU 5930 * MUST CALL sendNewConfiguration() TO UNFREEZE THE SCREEN. 5931 */ 5932 public boolean updateRotationUncheckedLocked(boolean inTransaction) { 5933 if (mDeferredRotationPauseCount > 0) { 5934 // Rotation updates have been paused temporarily. Defer the update until 5935 // updates have been resumed. 5936 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, rotation is paused."); 5937 return false; 5938 } 5939 5940 ScreenRotationAnimation screenRotationAnimation = 5941 mAnimator.getScreenRotationAnimationLocked(Display.DEFAULT_DISPLAY); 5942 if (screenRotationAnimation != null && screenRotationAnimation.isAnimating()) { 5943 // Rotation updates cannot be performed while the previous rotation change 5944 // animation is still in progress. Skip this update. We will try updating 5945 // again after the animation is finished and the display is unfrozen. 5946 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, animation in progress."); 5947 return false; 5948 } 5949 5950 if (!mDisplayEnabled) { 5951 // No point choosing a rotation if the display is not enabled. 5952 if (DEBUG_ORIENTATION) Slog.v(TAG, "Deferring rotation, display is not enabled."); 5953 return false; 5954 } 5955 5956 // TODO: Implement forced rotation changes. 5957 // Set mAltOrientation to indicate that the application is receiving 5958 // an orientation that has different metrics than it expected. 5959 // eg. Portrait instead of Landscape. 5960 5961 int rotation = mPolicy.rotationForOrientationLw(mForcedAppOrientation, mRotation); 5962 boolean altOrientation = !mPolicy.rotationHasCompatibleMetricsLw( 5963 mForcedAppOrientation, rotation); 5964 5965 if (DEBUG_ORIENTATION) { 5966 Slog.v(TAG, "Application requested orientation " 5967 + mForcedAppOrientation + ", got rotation " + rotation 5968 + " which has " + (altOrientation ? "incompatible" : "compatible") 5969 + " metrics"); 5970 } 5971 5972 if (mRotation == rotation && mAltOrientation == altOrientation) { 5973 // No change. 5974 return false; 5975 } 5976 5977 if (DEBUG_ORIENTATION) { 5978 Slog.v(TAG, 5979 "Rotation changed to " + rotation + (altOrientation ? " (alt)" : "") 5980 + " from " + mRotation + (mAltOrientation ? " (alt)" : "") 5981 + ", forceApp=" + mForcedAppOrientation); 5982 } 5983 5984 mRotation = rotation; 5985 mAltOrientation = altOrientation; 5986 mPolicy.setRotationLw(mRotation); 5987 5988 mWindowsFreezingScreen = true; 5989 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 5990 mH.sendEmptyMessageDelayed(H.WINDOW_FREEZE_TIMEOUT, WINDOW_FREEZE_TIMEOUT_DURATION); 5991 mWaitingForConfig = true; 5992 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 5993 displayContent.layoutNeeded = true; 5994 final int[] anim = new int[2]; 5995 if (displayContent.isDimming()) { 5996 anim[0] = anim[1] = 0; 5997 } else { 5998 mPolicy.selectRotationAnimationLw(anim); 5999 } 6000 startFreezingDisplayLocked(inTransaction, anim[0], anim[1]); 6001 // startFreezingDisplayLocked can reset the ScreenRotationAnimation. 6002 screenRotationAnimation = 6003 mAnimator.getScreenRotationAnimationLocked(Display.DEFAULT_DISPLAY); 6004 6005 // We need to update our screen size information to match the new 6006 // rotation. Note that this is redundant with the later call to 6007 // sendNewConfiguration() that must be called after this function 6008 // returns... however we need to do the screen size part of that 6009 // before then so we have the correct size to use when initializing 6010 // the rotation animation for the new rotation. 6011 computeScreenConfigurationLocked(null); 6012 6013 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 6014 if (!inTransaction) { 6015 if (SHOW_TRANSACTIONS) { 6016 Slog.i(TAG, ">>> OPEN TRANSACTION setRotationUnchecked"); 6017 } 6018 SurfaceControl.openTransaction(); 6019 } 6020 try { 6021 // NOTE: We disable the rotation in the emulator because 6022 // it doesn't support hardware OpenGL emulation yet. 6023 if (CUSTOM_SCREEN_ROTATION && screenRotationAnimation != null 6024 && screenRotationAnimation.hasScreenshot()) { 6025 if (screenRotationAnimation.setRotationInTransaction( 6026 rotation, mFxSession, 6027 MAX_ANIMATION_DURATION, mTransitionAnimationScale, 6028 displayInfo.logicalWidth, displayInfo.logicalHeight)) { 6029 scheduleAnimationLocked(); 6030 } 6031 } 6032 6033 mDisplayManagerInternal.performTraversalInTransactionFromWindowManager(); 6034 } finally { 6035 if (!inTransaction) { 6036 SurfaceControl.closeTransaction(); 6037 if (SHOW_LIGHT_TRANSACTIONS) { 6038 Slog.i(TAG, "<<< CLOSE TRANSACTION setRotationUnchecked"); 6039 } 6040 } 6041 } 6042 6043 final WindowList windows = displayContent.getWindowList(); 6044 for (int i = windows.size() - 1; i >= 0; i--) { 6045 WindowState w = windows.get(i); 6046 if (w.mHasSurface) { 6047 if (DEBUG_ORIENTATION) Slog.v(TAG, "Set mOrientationChanging of " + w); 6048 w.mOrientationChanging = true; 6049 mInnerFields.mOrientationChangeComplete = false; 6050 } 6051 w.mLastFreezeDuration = 0; 6052 } 6053 6054 for (int i=mRotationWatchers.size()-1; i>=0; i--) { 6055 try { 6056 mRotationWatchers.get(i).onRotationChanged(rotation); 6057 } catch (RemoteException e) { 6058 } 6059 } 6060 6061 //TODO (multidisplay): Magnification is supported only for the default display. 6062 if (mDisplayMagnifier != null 6063 && displayContent.getDisplayId() == Display.DEFAULT_DISPLAY) { 6064 mDisplayMagnifier.onRotationChangedLocked(getDefaultDisplayContentLocked(), rotation); 6065 } 6066 6067 return true; 6068 } 6069 6070 @Override 6071 public int getRotation() { 6072 return mRotation; 6073 } 6074 6075 @Override 6076 public boolean isRotationFrozen() { 6077 return mPolicy.getUserRotationMode() == WindowManagerPolicy.USER_ROTATION_LOCKED; 6078 } 6079 6080 @Override 6081 public int watchRotation(IRotationWatcher watcher) { 6082 final IBinder watcherBinder = watcher.asBinder(); 6083 IBinder.DeathRecipient dr = new IBinder.DeathRecipient() { 6084 @Override 6085 public void binderDied() { 6086 synchronized (mWindowMap) { 6087 for (int i=0; i<mRotationWatchers.size(); i++) { 6088 if (watcherBinder == mRotationWatchers.get(i).asBinder()) { 6089 IRotationWatcher removed = mRotationWatchers.remove(i); 6090 if (removed != null) { 6091 removed.asBinder().unlinkToDeath(this, 0); 6092 } 6093 i--; 6094 } 6095 } 6096 } 6097 } 6098 }; 6099 6100 synchronized (mWindowMap) { 6101 try { 6102 watcher.asBinder().linkToDeath(dr, 0); 6103 mRotationWatchers.add(watcher); 6104 } catch (RemoteException e) { 6105 // Client died, no cleanup needed. 6106 } 6107 6108 return mRotation; 6109 } 6110 } 6111 6112 @Override 6113 public void removeRotationWatcher(IRotationWatcher watcher) { 6114 final IBinder watcherBinder = watcher.asBinder(); 6115 synchronized (mWindowMap) { 6116 for (int i=0; i<mRotationWatchers.size(); i++) { 6117 if (watcherBinder == mRotationWatchers.get(i).asBinder()) { 6118 mRotationWatchers.remove(i); 6119 i--; 6120 } 6121 } 6122 } 6123 } 6124 6125 /** 6126 * Apps that use the compact menu panel (as controlled by the panelMenuIsCompact 6127 * theme attribute) on devices that feature a physical options menu key attempt to position 6128 * their menu panel window along the edge of the screen nearest the physical menu key. 6129 * This lowers the travel distance between invoking the menu panel and selecting 6130 * a menu option. 6131 * 6132 * This method helps control where that menu is placed. Its current implementation makes 6133 * assumptions about the menu key and its relationship to the screen based on whether 6134 * the device's natural orientation is portrait (width < height) or landscape. 6135 * 6136 * The menu key is assumed to be located along the bottom edge of natural-portrait 6137 * devices and along the right edge of natural-landscape devices. If these assumptions 6138 * do not hold for the target device, this method should be changed to reflect that. 6139 * 6140 * @return A {@link Gravity} value for placing the options menu window 6141 */ 6142 @Override 6143 public int getPreferredOptionsPanelGravity() { 6144 synchronized (mWindowMap) { 6145 final int rotation = getRotation(); 6146 6147 // TODO(multidisplay): Assume that such devices physical keys are on the main screen. 6148 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6149 if (displayContent.mInitialDisplayWidth < displayContent.mInitialDisplayHeight) { 6150 // On devices with a natural orientation of portrait 6151 switch (rotation) { 6152 default: 6153 case Surface.ROTATION_0: 6154 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6155 case Surface.ROTATION_90: 6156 return Gravity.RIGHT | Gravity.BOTTOM; 6157 case Surface.ROTATION_180: 6158 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6159 case Surface.ROTATION_270: 6160 return Gravity.START | Gravity.BOTTOM; 6161 } 6162 } 6163 6164 // On devices with a natural orientation of landscape 6165 switch (rotation) { 6166 default: 6167 case Surface.ROTATION_0: 6168 return Gravity.RIGHT | Gravity.BOTTOM; 6169 case Surface.ROTATION_90: 6170 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6171 case Surface.ROTATION_180: 6172 return Gravity.START | Gravity.BOTTOM; 6173 case Surface.ROTATION_270: 6174 return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; 6175 } 6176 } 6177 } 6178 6179 /** 6180 * Starts the view server on the specified port. 6181 * 6182 * @param port The port to listener to. 6183 * 6184 * @return True if the server was successfully started, false otherwise. 6185 * 6186 * @see com.android.server.wm.ViewServer 6187 * @see com.android.server.wm.ViewServer#VIEW_SERVER_DEFAULT_PORT 6188 */ 6189 @Override 6190 public boolean startViewServer(int port) { 6191 if (isSystemSecure()) { 6192 return false; 6193 } 6194 6195 if (!checkCallingPermission(Manifest.permission.DUMP, "startViewServer")) { 6196 return false; 6197 } 6198 6199 if (port < 1024) { 6200 return false; 6201 } 6202 6203 if (mViewServer != null) { 6204 if (!mViewServer.isRunning()) { 6205 try { 6206 return mViewServer.start(); 6207 } catch (IOException e) { 6208 Slog.w(TAG, "View server did not start"); 6209 } 6210 } 6211 return false; 6212 } 6213 6214 try { 6215 mViewServer = new ViewServer(this, port); 6216 return mViewServer.start(); 6217 } catch (IOException e) { 6218 Slog.w(TAG, "View server did not start"); 6219 } 6220 return false; 6221 } 6222 6223 private boolean isSystemSecure() { 6224 return "1".equals(SystemProperties.get(SYSTEM_SECURE, "1")) && 6225 "0".equals(SystemProperties.get(SYSTEM_DEBUGGABLE, "0")); 6226 } 6227 6228 /** 6229 * Stops the view server if it exists. 6230 * 6231 * @return True if the server stopped, false if it wasn't started or 6232 * couldn't be stopped. 6233 * 6234 * @see com.android.server.wm.ViewServer 6235 */ 6236 @Override 6237 public boolean stopViewServer() { 6238 if (isSystemSecure()) { 6239 return false; 6240 } 6241 6242 if (!checkCallingPermission(Manifest.permission.DUMP, "stopViewServer")) { 6243 return false; 6244 } 6245 6246 if (mViewServer != null) { 6247 return mViewServer.stop(); 6248 } 6249 return false; 6250 } 6251 6252 /** 6253 * Indicates whether the view server is running. 6254 * 6255 * @return True if the server is running, false otherwise. 6256 * 6257 * @see com.android.server.wm.ViewServer 6258 */ 6259 @Override 6260 public boolean isViewServerRunning() { 6261 if (isSystemSecure()) { 6262 return false; 6263 } 6264 6265 if (!checkCallingPermission(Manifest.permission.DUMP, "isViewServerRunning")) { 6266 return false; 6267 } 6268 6269 return mViewServer != null && mViewServer.isRunning(); 6270 } 6271 6272 /** 6273 * Lists all availble windows in the system. The listing is written in the 6274 * specified Socket's output stream with the following syntax: 6275 * windowHashCodeInHexadecimal windowName 6276 * Each line of the ouput represents a different window. 6277 * 6278 * @param client The remote client to send the listing to. 6279 * @return False if an error occured, true otherwise. 6280 */ 6281 boolean viewServerListWindows(Socket client) { 6282 if (isSystemSecure()) { 6283 return false; 6284 } 6285 6286 boolean result = true; 6287 6288 WindowList windows = new WindowList(); 6289 synchronized (mWindowMap) { 6290 //noinspection unchecked 6291 final int numDisplays = mDisplayContents.size(); 6292 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 6293 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 6294 windows.addAll(displayContent.getWindowList()); 6295 } 6296 } 6297 6298 BufferedWriter out = null; 6299 6300 // Any uncaught exception will crash the system process 6301 try { 6302 OutputStream clientStream = client.getOutputStream(); 6303 out = new BufferedWriter(new OutputStreamWriter(clientStream), 8 * 1024); 6304 6305 final int count = windows.size(); 6306 for (int i = 0; i < count; i++) { 6307 final WindowState w = windows.get(i); 6308 out.write(Integer.toHexString(System.identityHashCode(w))); 6309 out.write(' '); 6310 out.append(w.mAttrs.getTitle()); 6311 out.write('\n'); 6312 } 6313 6314 out.write("DONE.\n"); 6315 out.flush(); 6316 } catch (Exception e) { 6317 result = false; 6318 } finally { 6319 if (out != null) { 6320 try { 6321 out.close(); 6322 } catch (IOException e) { 6323 result = false; 6324 } 6325 } 6326 } 6327 6328 return result; 6329 } 6330 6331 // TODO(multidisplay): Extend to multiple displays. 6332 /** 6333 * Returns the focused window in the following format: 6334 * windowHashCodeInHexadecimal windowName 6335 * 6336 * @param client The remote client to send the listing to. 6337 * @return False if an error occurred, true otherwise. 6338 */ 6339 boolean viewServerGetFocusedWindow(Socket client) { 6340 if (isSystemSecure()) { 6341 return false; 6342 } 6343 6344 boolean result = true; 6345 6346 WindowState focusedWindow = getFocusedWindow(); 6347 6348 BufferedWriter out = null; 6349 6350 // Any uncaught exception will crash the system process 6351 try { 6352 OutputStream clientStream = client.getOutputStream(); 6353 out = new BufferedWriter(new OutputStreamWriter(clientStream), 8 * 1024); 6354 6355 if(focusedWindow != null) { 6356 out.write(Integer.toHexString(System.identityHashCode(focusedWindow))); 6357 out.write(' '); 6358 out.append(focusedWindow.mAttrs.getTitle()); 6359 } 6360 out.write('\n'); 6361 out.flush(); 6362 } catch (Exception e) { 6363 result = false; 6364 } finally { 6365 if (out != null) { 6366 try { 6367 out.close(); 6368 } catch (IOException e) { 6369 result = false; 6370 } 6371 } 6372 } 6373 6374 return result; 6375 } 6376 6377 /** 6378 * Sends a command to a target window. The result of the command, if any, will be 6379 * written in the output stream of the specified socket. 6380 * 6381 * The parameters must follow this syntax: 6382 * windowHashcode extra 6383 * 6384 * Where XX is the length in characeters of the windowTitle. 6385 * 6386 * The first parameter is the target window. The window with the specified hashcode 6387 * will be the target. If no target can be found, nothing happens. The extra parameters 6388 * will be delivered to the target window and as parameters to the command itself. 6389 * 6390 * @param client The remote client to sent the result, if any, to. 6391 * @param command The command to execute. 6392 * @param parameters The command parameters. 6393 * 6394 * @return True if the command was successfully delivered, false otherwise. This does 6395 * not indicate whether the command itself was successful. 6396 */ 6397 boolean viewServerWindowCommand(Socket client, String command, String parameters) { 6398 if (isSystemSecure()) { 6399 return false; 6400 } 6401 6402 boolean success = true; 6403 Parcel data = null; 6404 Parcel reply = null; 6405 6406 BufferedWriter out = null; 6407 6408 // Any uncaught exception will crash the system process 6409 try { 6410 // Find the hashcode of the window 6411 int index = parameters.indexOf(' '); 6412 if (index == -1) { 6413 index = parameters.length(); 6414 } 6415 final String code = parameters.substring(0, index); 6416 int hashCode = (int) Long.parseLong(code, 16); 6417 6418 // Extract the command's parameter after the window description 6419 if (index < parameters.length()) { 6420 parameters = parameters.substring(index + 1); 6421 } else { 6422 parameters = ""; 6423 } 6424 6425 final WindowState window = findWindow(hashCode); 6426 if (window == null) { 6427 return false; 6428 } 6429 6430 data = Parcel.obtain(); 6431 data.writeInterfaceToken("android.view.IWindow"); 6432 data.writeString(command); 6433 data.writeString(parameters); 6434 data.writeInt(1); 6435 ParcelFileDescriptor.fromSocket(client).writeToParcel(data, 0); 6436 6437 reply = Parcel.obtain(); 6438 6439 final IBinder binder = window.mClient.asBinder(); 6440 // TODO: GET THE TRANSACTION CODE IN A SAFER MANNER 6441 binder.transact(IBinder.FIRST_CALL_TRANSACTION, data, reply, 0); 6442 6443 reply.readException(); 6444 6445 if (!client.isOutputShutdown()) { 6446 out = new BufferedWriter(new OutputStreamWriter(client.getOutputStream())); 6447 out.write("DONE\n"); 6448 out.flush(); 6449 } 6450 6451 } catch (Exception e) { 6452 Slog.w(TAG, "Could not send command " + command + " with parameters " + parameters, e); 6453 success = false; 6454 } finally { 6455 if (data != null) { 6456 data.recycle(); 6457 } 6458 if (reply != null) { 6459 reply.recycle(); 6460 } 6461 if (out != null) { 6462 try { 6463 out.close(); 6464 } catch (IOException e) { 6465 6466 } 6467 } 6468 } 6469 6470 return success; 6471 } 6472 6473 public void addWindowChangeListener(WindowChangeListener listener) { 6474 synchronized(mWindowMap) { 6475 mWindowChangeListeners.add(listener); 6476 } 6477 } 6478 6479 public void removeWindowChangeListener(WindowChangeListener listener) { 6480 synchronized(mWindowMap) { 6481 mWindowChangeListeners.remove(listener); 6482 } 6483 } 6484 6485 private void notifyWindowsChanged() { 6486 WindowChangeListener[] windowChangeListeners; 6487 synchronized(mWindowMap) { 6488 if(mWindowChangeListeners.isEmpty()) { 6489 return; 6490 } 6491 windowChangeListeners = new WindowChangeListener[mWindowChangeListeners.size()]; 6492 windowChangeListeners = mWindowChangeListeners.toArray(windowChangeListeners); 6493 } 6494 int N = windowChangeListeners.length; 6495 for(int i = 0; i < N; i++) { 6496 windowChangeListeners[i].windowsChanged(); 6497 } 6498 } 6499 6500 private void notifyFocusChanged() { 6501 WindowChangeListener[] windowChangeListeners; 6502 synchronized(mWindowMap) { 6503 if(mWindowChangeListeners.isEmpty()) { 6504 return; 6505 } 6506 windowChangeListeners = new WindowChangeListener[mWindowChangeListeners.size()]; 6507 windowChangeListeners = mWindowChangeListeners.toArray(windowChangeListeners); 6508 } 6509 int N = windowChangeListeners.length; 6510 for(int i = 0; i < N; i++) { 6511 windowChangeListeners[i].focusChanged(); 6512 } 6513 } 6514 6515 private WindowState findWindow(int hashCode) { 6516 if (hashCode == -1) { 6517 // TODO(multidisplay): Extend to multiple displays. 6518 return getFocusedWindow(); 6519 } 6520 6521 synchronized (mWindowMap) { 6522 final int numDisplays = mDisplayContents.size(); 6523 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 6524 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 6525 final int numWindows = windows.size(); 6526 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 6527 final WindowState w = windows.get(winNdx); 6528 if (System.identityHashCode(w) == hashCode) { 6529 return w; 6530 } 6531 } 6532 } 6533 } 6534 6535 return null; 6536 } 6537 6538 /* 6539 * Instruct the Activity Manager to fetch the current configuration and broadcast 6540 * that to config-changed listeners if appropriate. 6541 */ 6542 void sendNewConfiguration() { 6543 try { 6544 mActivityManager.updateConfiguration(null); 6545 } catch (RemoteException e) { 6546 } 6547 } 6548 6549 public Configuration computeNewConfiguration() { 6550 synchronized (mWindowMap) { 6551 Configuration config = computeNewConfigurationLocked(); 6552 if (config == null && mWaitingForConfig) { 6553 // Nothing changed but we are waiting for something... stop that! 6554 mWaitingForConfig = false; 6555 mLastFinishedFreezeSource = "new-config"; 6556 performLayoutAndPlaceSurfacesLocked(); 6557 } 6558 return config; 6559 } 6560 } 6561 6562 Configuration computeNewConfigurationLocked() { 6563 Configuration config = new Configuration(); 6564 config.fontScale = 0; 6565 if (!computeScreenConfigurationLocked(config)) { 6566 return null; 6567 } 6568 return config; 6569 } 6570 6571 private void adjustDisplaySizeRanges(DisplayInfo displayInfo, int rotation, int dw, int dh) { 6572 // TODO: Multidisplay: for now only use with default display. 6573 final int width = mPolicy.getConfigDisplayWidth(dw, dh, rotation); 6574 if (width < displayInfo.smallestNominalAppWidth) { 6575 displayInfo.smallestNominalAppWidth = width; 6576 } 6577 if (width > displayInfo.largestNominalAppWidth) { 6578 displayInfo.largestNominalAppWidth = width; 6579 } 6580 final int height = mPolicy.getConfigDisplayHeight(dw, dh, rotation); 6581 if (height < displayInfo.smallestNominalAppHeight) { 6582 displayInfo.smallestNominalAppHeight = height; 6583 } 6584 if (height > displayInfo.largestNominalAppHeight) { 6585 displayInfo.largestNominalAppHeight = height; 6586 } 6587 } 6588 6589 private int reduceConfigLayout(int curLayout, int rotation, float density, 6590 int dw, int dh) { 6591 // TODO: Multidisplay: for now only use with default display. 6592 // Get the app screen size at this rotation. 6593 int w = mPolicy.getNonDecorDisplayWidth(dw, dh, rotation); 6594 int h = mPolicy.getNonDecorDisplayHeight(dw, dh, rotation); 6595 6596 // Compute the screen layout size class for this rotation. 6597 int longSize = w; 6598 int shortSize = h; 6599 if (longSize < shortSize) { 6600 int tmp = longSize; 6601 longSize = shortSize; 6602 shortSize = tmp; 6603 } 6604 longSize = (int)(longSize/density); 6605 shortSize = (int)(shortSize/density); 6606 return Configuration.reduceScreenLayout(curLayout, longSize, shortSize); 6607 } 6608 6609 private void computeSizeRangesAndScreenLayout(DisplayInfo displayInfo, boolean rotated, 6610 int dw, int dh, float density, Configuration outConfig) { 6611 // TODO: Multidisplay: for now only use with default display. 6612 6613 // We need to determine the smallest width that will occur under normal 6614 // operation. To this, start with the base screen size and compute the 6615 // width under the different possible rotations. We need to un-rotate 6616 // the current screen dimensions before doing this. 6617 int unrotDw, unrotDh; 6618 if (rotated) { 6619 unrotDw = dh; 6620 unrotDh = dw; 6621 } else { 6622 unrotDw = dw; 6623 unrotDh = dh; 6624 } 6625 displayInfo.smallestNominalAppWidth = 1<<30; 6626 displayInfo.smallestNominalAppHeight = 1<<30; 6627 displayInfo.largestNominalAppWidth = 0; 6628 displayInfo.largestNominalAppHeight = 0; 6629 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_0, unrotDw, unrotDh); 6630 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_90, unrotDh, unrotDw); 6631 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_180, unrotDw, unrotDh); 6632 adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_270, unrotDh, unrotDw); 6633 int sl = Configuration.resetScreenLayout(outConfig.screenLayout); 6634 sl = reduceConfigLayout(sl, Surface.ROTATION_0, density, unrotDw, unrotDh); 6635 sl = reduceConfigLayout(sl, Surface.ROTATION_90, density, unrotDh, unrotDw); 6636 sl = reduceConfigLayout(sl, Surface.ROTATION_180, density, unrotDw, unrotDh); 6637 sl = reduceConfigLayout(sl, Surface.ROTATION_270, density, unrotDh, unrotDw); 6638 outConfig.smallestScreenWidthDp = (int)(displayInfo.smallestNominalAppWidth / density); 6639 outConfig.screenLayout = sl; 6640 } 6641 6642 private int reduceCompatConfigWidthSize(int curSize, int rotation, DisplayMetrics dm, 6643 int dw, int dh) { 6644 // TODO: Multidisplay: for now only use with default display. 6645 dm.noncompatWidthPixels = mPolicy.getNonDecorDisplayWidth(dw, dh, rotation); 6646 dm.noncompatHeightPixels = mPolicy.getNonDecorDisplayHeight(dw, dh, rotation); 6647 float scale = CompatibilityInfo.computeCompatibleScaling(dm, null); 6648 int size = (int)(((dm.noncompatWidthPixels / scale) / dm.density) + .5f); 6649 if (curSize == 0 || size < curSize) { 6650 curSize = size; 6651 } 6652 return curSize; 6653 } 6654 6655 private int computeCompatSmallestWidth(boolean rotated, DisplayMetrics dm, int dw, int dh) { 6656 // TODO: Multidisplay: for now only use with default display. 6657 mTmpDisplayMetrics.setTo(dm); 6658 final DisplayMetrics tmpDm = mTmpDisplayMetrics; 6659 final int unrotDw, unrotDh; 6660 if (rotated) { 6661 unrotDw = dh; 6662 unrotDh = dw; 6663 } else { 6664 unrotDw = dw; 6665 unrotDh = dh; 6666 } 6667 int sw = reduceCompatConfigWidthSize(0, Surface.ROTATION_0, tmpDm, unrotDw, unrotDh); 6668 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_90, tmpDm, unrotDh, unrotDw); 6669 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_180, tmpDm, unrotDw, unrotDh); 6670 sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_270, tmpDm, unrotDh, unrotDw); 6671 return sw; 6672 } 6673 6674 boolean computeScreenConfigurationLocked(Configuration config) { 6675 if (!mDisplayReady) { 6676 return false; 6677 } 6678 6679 // TODO(multidisplay): For now, apply Configuration to main screen only. 6680 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6681 6682 // Use the effective "visual" dimensions based on current rotation 6683 final boolean rotated = (mRotation == Surface.ROTATION_90 6684 || mRotation == Surface.ROTATION_270); 6685 final int realdw = rotated ? 6686 displayContent.mBaseDisplayHeight : displayContent.mBaseDisplayWidth; 6687 final int realdh = rotated ? 6688 displayContent.mBaseDisplayWidth : displayContent.mBaseDisplayHeight; 6689 int dw = realdw; 6690 int dh = realdh; 6691 6692 if (mAltOrientation) { 6693 if (realdw > realdh) { 6694 // Turn landscape into portrait. 6695 int maxw = (int)(realdh/1.3f); 6696 if (maxw < realdw) { 6697 dw = maxw; 6698 } 6699 } else { 6700 // Turn portrait into landscape. 6701 int maxh = (int)(realdw/1.3f); 6702 if (maxh < realdh) { 6703 dh = maxh; 6704 } 6705 } 6706 } 6707 6708 if (config != null) { 6709 config.orientation = (dw <= dh) ? Configuration.ORIENTATION_PORTRAIT : 6710 Configuration.ORIENTATION_LANDSCAPE; 6711 } 6712 6713 // Update application display metrics. 6714 final int appWidth = mPolicy.getNonDecorDisplayWidth(dw, dh, mRotation); 6715 final int appHeight = mPolicy.getNonDecorDisplayHeight(dw, dh, mRotation); 6716 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 6717 synchronized(displayContent.mDisplaySizeLock) { 6718 displayInfo.rotation = mRotation; 6719 displayInfo.logicalWidth = dw; 6720 displayInfo.logicalHeight = dh; 6721 displayInfo.logicalDensityDpi = displayContent.mBaseDisplayDensity; 6722 displayInfo.appWidth = appWidth; 6723 displayInfo.appHeight = appHeight; 6724 displayInfo.getLogicalMetrics(mRealDisplayMetrics, 6725 CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO, null); 6726 displayInfo.getAppMetrics(mDisplayMetrics); 6727 mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( 6728 displayContent.getDisplayId(), displayInfo); 6729 } 6730 if (false) { 6731 Slog.i(TAG, "Set app display size: " + appWidth + " x " + appHeight); 6732 } 6733 6734 final DisplayMetrics dm = mDisplayMetrics; 6735 mCompatibleScreenScale = CompatibilityInfo.computeCompatibleScaling(dm, 6736 mCompatDisplayMetrics); 6737 6738 if (config != null) { 6739 config.screenWidthDp = (int)(mPolicy.getConfigDisplayWidth(dw, dh, mRotation) 6740 / dm.density); 6741 config.screenHeightDp = (int)(mPolicy.getConfigDisplayHeight(dw, dh, mRotation) 6742 / dm.density); 6743 computeSizeRangesAndScreenLayout(displayInfo, rotated, dw, dh, dm.density, config); 6744 6745 config.compatScreenWidthDp = (int)(config.screenWidthDp / mCompatibleScreenScale); 6746 config.compatScreenHeightDp = (int)(config.screenHeightDp / mCompatibleScreenScale); 6747 config.compatSmallestScreenWidthDp = computeCompatSmallestWidth(rotated, dm, dw, dh); 6748 config.densityDpi = displayContent.mBaseDisplayDensity; 6749 6750 // Update the configuration based on available input devices, lid switch, 6751 // and platform configuration. 6752 config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; 6753 config.keyboard = Configuration.KEYBOARD_NOKEYS; 6754 config.navigation = Configuration.NAVIGATION_NONAV; 6755 6756 int keyboardPresence = 0; 6757 int navigationPresence = 0; 6758 final InputDevice[] devices = mInputManager.getInputDevices(); 6759 final int len = devices.length; 6760 for (int i = 0; i < len; i++) { 6761 InputDevice device = devices[i]; 6762 if (!device.isVirtual()) { 6763 final int sources = device.getSources(); 6764 final int presenceFlag = device.isExternal() ? 6765 WindowManagerPolicy.PRESENCE_EXTERNAL : 6766 WindowManagerPolicy.PRESENCE_INTERNAL; 6767 6768 if (mIsTouchDevice) { 6769 if ((sources & InputDevice.SOURCE_TOUCHSCREEN) == 6770 InputDevice.SOURCE_TOUCHSCREEN) { 6771 config.touchscreen = Configuration.TOUCHSCREEN_FINGER; 6772 } 6773 } else { 6774 config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; 6775 } 6776 6777 if ((sources & InputDevice.SOURCE_TRACKBALL) == InputDevice.SOURCE_TRACKBALL) { 6778 config.navigation = Configuration.NAVIGATION_TRACKBALL; 6779 navigationPresence |= presenceFlag; 6780 } else if ((sources & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD 6781 && config.navigation == Configuration.NAVIGATION_NONAV) { 6782 config.navigation = Configuration.NAVIGATION_DPAD; 6783 navigationPresence |= presenceFlag; 6784 } 6785 6786 if (device.getKeyboardType() == InputDevice.KEYBOARD_TYPE_ALPHABETIC) { 6787 config.keyboard = Configuration.KEYBOARD_QWERTY; 6788 keyboardPresence |= presenceFlag; 6789 } 6790 } 6791 } 6792 6793 // Determine whether a hard keyboard is available and enabled. 6794 boolean hardKeyboardAvailable = config.keyboard != Configuration.KEYBOARD_NOKEYS; 6795 if (hardKeyboardAvailable != mHardKeyboardAvailable) { 6796 mHardKeyboardAvailable = hardKeyboardAvailable; 6797 mHardKeyboardEnabled = hardKeyboardAvailable; 6798 mH.removeMessages(H.REPORT_HARD_KEYBOARD_STATUS_CHANGE); 6799 mH.sendEmptyMessage(H.REPORT_HARD_KEYBOARD_STATUS_CHANGE); 6800 } 6801 if (!mHardKeyboardEnabled) { 6802 config.keyboard = Configuration.KEYBOARD_NOKEYS; 6803 } 6804 6805 // Let the policy update hidden states. 6806 config.keyboardHidden = Configuration.KEYBOARDHIDDEN_NO; 6807 config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_NO; 6808 config.navigationHidden = Configuration.NAVIGATIONHIDDEN_NO; 6809 mPolicy.adjustConfigurationLw(config, keyboardPresence, navigationPresence); 6810 } 6811 6812 return true; 6813 } 6814 6815 public boolean isHardKeyboardAvailable() { 6816 synchronized (mWindowMap) { 6817 return mHardKeyboardAvailable; 6818 } 6819 } 6820 6821 public boolean isHardKeyboardEnabled() { 6822 synchronized (mWindowMap) { 6823 return mHardKeyboardEnabled; 6824 } 6825 } 6826 6827 public void setHardKeyboardEnabled(boolean enabled) { 6828 synchronized (mWindowMap) { 6829 if (mHardKeyboardEnabled != enabled) { 6830 mHardKeyboardEnabled = enabled; 6831 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 6832 } 6833 } 6834 } 6835 6836 public void setOnHardKeyboardStatusChangeListener( 6837 OnHardKeyboardStatusChangeListener listener) { 6838 synchronized (mWindowMap) { 6839 mHardKeyboardStatusChangeListener = listener; 6840 } 6841 } 6842 6843 void notifyHardKeyboardStatusChange() { 6844 final boolean available, enabled; 6845 final OnHardKeyboardStatusChangeListener listener; 6846 synchronized (mWindowMap) { 6847 listener = mHardKeyboardStatusChangeListener; 6848 available = mHardKeyboardAvailable; 6849 enabled = mHardKeyboardEnabled; 6850 } 6851 if (listener != null) { 6852 listener.onHardKeyboardStatusChange(available, enabled); 6853 } 6854 } 6855 6856 // ------------------------------------------------------------- 6857 // Drag and drop 6858 // ------------------------------------------------------------- 6859 6860 IBinder prepareDragSurface(IWindow window, SurfaceSession session, 6861 int flags, int width, int height, Surface outSurface) { 6862 if (DEBUG_DRAG) { 6863 Slog.d(TAG, "prepare drag surface: w=" + width + " h=" + height 6864 + " flags=" + Integer.toHexString(flags) + " win=" + window 6865 + " asbinder=" + window.asBinder()); 6866 } 6867 6868 final int callerPid = Binder.getCallingPid(); 6869 final long origId = Binder.clearCallingIdentity(); 6870 IBinder token = null; 6871 6872 try { 6873 synchronized (mWindowMap) { 6874 try { 6875 if (mDragState == null) { 6876 // TODO(multi-display): support other displays 6877 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 6878 final Display display = displayContent.getDisplay(); 6879 SurfaceControl surface = new SurfaceControl(session, "drag surface", 6880 width, height, PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN); 6881 surface.setLayerStack(display.getLayerStack()); 6882 if (SHOW_TRANSACTIONS) Slog.i(TAG, " DRAG " 6883 + surface + ": CREATE"); 6884 outSurface.copyFrom(surface); 6885 final IBinder winBinder = window.asBinder(); 6886 token = new Binder(); 6887 mDragState = new DragState(this, token, surface, /*flags*/ 0, winBinder); 6888 token = mDragState.mToken = new Binder(); 6889 6890 // 5 second timeout for this window to actually begin the drag 6891 mH.removeMessages(H.DRAG_START_TIMEOUT, winBinder); 6892 Message msg = mH.obtainMessage(H.DRAG_START_TIMEOUT, winBinder); 6893 mH.sendMessageDelayed(msg, 5000); 6894 } else { 6895 Slog.w(TAG, "Drag already in progress"); 6896 } 6897 } catch (OutOfResourcesException e) { 6898 Slog.e(TAG, "Can't allocate drag surface w=" + width + " h=" + height, e); 6899 if (mDragState != null) { 6900 mDragState.reset(); 6901 mDragState = null; 6902 } 6903 } 6904 } 6905 } finally { 6906 Binder.restoreCallingIdentity(origId); 6907 } 6908 6909 return token; 6910 } 6911 6912 // ------------------------------------------------------------- 6913 // Input Events and Focus Management 6914 // ------------------------------------------------------------- 6915 6916 final InputMonitor mInputMonitor = new InputMonitor(this); 6917 private boolean mEventDispatchingEnabled; 6918 6919 @Override 6920 public void pauseKeyDispatching(IBinder _token) { 6921 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6922 "pauseKeyDispatching()")) { 6923 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6924 } 6925 6926 synchronized (mWindowMap) { 6927 WindowToken token = mTokenMap.get(_token); 6928 if (token != null) { 6929 mInputMonitor.pauseDispatchingLw(token); 6930 } 6931 } 6932 } 6933 6934 @Override 6935 public void resumeKeyDispatching(IBinder _token) { 6936 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6937 "resumeKeyDispatching()")) { 6938 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6939 } 6940 6941 synchronized (mWindowMap) { 6942 WindowToken token = mTokenMap.get(_token); 6943 if (token != null) { 6944 mInputMonitor.resumeDispatchingLw(token); 6945 } 6946 } 6947 } 6948 6949 @Override 6950 public void setEventDispatching(boolean enabled) { 6951 if (!checkCallingPermission(android.Manifest.permission.MANAGE_APP_TOKENS, 6952 "setEventDispatching()")) { 6953 throw new SecurityException("Requires MANAGE_APP_TOKENS permission"); 6954 } 6955 6956 synchronized (mWindowMap) { 6957 mEventDispatchingEnabled = enabled; 6958 if (mDisplayEnabled) { 6959 mInputMonitor.setEventDispatchingLw(enabled); 6960 } 6961 sendScreenStatusToClientsLocked(); 6962 } 6963 } 6964 6965 @Override 6966 public IBinder getFocusedWindowToken() { 6967 if (!checkCallingPermission(android.Manifest.permission.RETRIEVE_WINDOW_INFO, 6968 "getFocusedWindowToken()")) { 6969 throw new SecurityException("Requires RETRIEVE_WINDOW_INFO permission."); 6970 } 6971 synchronized (mWindowMap) { 6972 WindowState windowState = getFocusedWindowLocked(); 6973 if (windowState != null) { 6974 return windowState.mClient.asBinder(); 6975 } 6976 return null; 6977 } 6978 } 6979 6980 private WindowState getFocusedWindow() { 6981 synchronized (mWindowMap) { 6982 return getFocusedWindowLocked(); 6983 } 6984 } 6985 6986 private WindowState getFocusedWindowLocked() { 6987 return mCurrentFocus; 6988 } 6989 6990 public boolean detectSafeMode() { 6991 if (!mInputMonitor.waitForInputDevicesReady( 6992 INPUT_DEVICES_READY_FOR_SAFE_MODE_DETECTION_TIMEOUT_MILLIS)) { 6993 Slog.w(TAG, "Devices still not ready after waiting " 6994 + INPUT_DEVICES_READY_FOR_SAFE_MODE_DETECTION_TIMEOUT_MILLIS 6995 + " milliseconds before attempting to detect safe mode."); 6996 } 6997 6998 int menuState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, 6999 KeyEvent.KEYCODE_MENU); 7000 int sState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, KeyEvent.KEYCODE_S); 7001 int dpadState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_DPAD, 7002 KeyEvent.KEYCODE_DPAD_CENTER); 7003 int trackballState = mInputManager.getScanCodeState(-1, InputDevice.SOURCE_TRACKBALL, 7004 InputManagerService.BTN_MOUSE); 7005 int volumeDownState = mInputManager.getKeyCodeState(-1, InputDevice.SOURCE_ANY, 7006 KeyEvent.KEYCODE_VOLUME_DOWN); 7007 mSafeMode = menuState > 0 || sState > 0 || dpadState > 0 || trackballState > 0 7008 || volumeDownState > 0; 7009 try { 7010 if (SystemProperties.getInt(ShutdownThread.REBOOT_SAFEMODE_PROPERTY, 0) != 0) { 7011 mSafeMode = true; 7012 SystemProperties.set(ShutdownThread.REBOOT_SAFEMODE_PROPERTY, ""); 7013 } 7014 } catch (IllegalArgumentException e) { 7015 } 7016 if (mSafeMode) { 7017 Log.i(TAG, "SAFE MODE ENABLED (menu=" + menuState + " s=" + sState 7018 + " dpad=" + dpadState + " trackball=" + trackballState + ")"); 7019 } else { 7020 Log.i(TAG, "SAFE MODE not enabled"); 7021 } 7022 mPolicy.setSafeMode(mSafeMode); 7023 return mSafeMode; 7024 } 7025 7026 public void displayReady() { 7027 displayReady(Display.DEFAULT_DISPLAY); 7028 7029 synchronized(mWindowMap) { 7030 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 7031 readForcedDisplaySizeAndDensityLocked(displayContent); 7032 mDisplayReady = true; 7033 } 7034 7035 try { 7036 mActivityManager.updateConfiguration(null); 7037 } catch (RemoteException e) { 7038 } 7039 7040 synchronized(mWindowMap) { 7041 mIsTouchDevice = mContext.getPackageManager().hasSystemFeature( 7042 PackageManager.FEATURE_TOUCHSCREEN); 7043 configureDisplayPolicyLocked(getDefaultDisplayContentLocked()); 7044 } 7045 7046 try { 7047 mActivityManager.updateConfiguration(null); 7048 } catch (RemoteException e) { 7049 } 7050 } 7051 7052 private void displayReady(int displayId) { 7053 synchronized(mWindowMap) { 7054 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7055 if (displayContent != null) { 7056 mAnimator.addDisplayLocked(displayId); 7057 synchronized(displayContent.mDisplaySizeLock) { 7058 // Bootstrap the default logical display from the display manager. 7059 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7060 DisplayInfo newDisplayInfo = mDisplayManagerInternal.getDisplayInfo(displayId); 7061 if (newDisplayInfo != null) { 7062 displayInfo.copyFrom(newDisplayInfo); 7063 } 7064 displayContent.mInitialDisplayWidth = displayInfo.logicalWidth; 7065 displayContent.mInitialDisplayHeight = displayInfo.logicalHeight; 7066 displayContent.mInitialDisplayDensity = displayInfo.logicalDensityDpi; 7067 displayContent.mBaseDisplayWidth = displayContent.mInitialDisplayWidth; 7068 displayContent.mBaseDisplayHeight = displayContent.mInitialDisplayHeight; 7069 displayContent.mBaseDisplayDensity = displayContent.mInitialDisplayDensity; 7070 displayContent.mBaseDisplayRect.set(0, 0, 7071 displayContent.mBaseDisplayWidth, displayContent.mBaseDisplayHeight); 7072 } 7073 } 7074 } 7075 } 7076 7077 public void systemReady() { 7078 mPolicy.systemReady(); 7079 } 7080 7081 // TODO(multidisplay): Call isScreenOn for each display. 7082 private void sendScreenStatusToClientsLocked() { 7083 final boolean on = mPowerManager.isScreenOn(); 7084 final int numDisplays = mDisplayContents.size(); 7085 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 7086 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 7087 final int numWindows = windows.size(); 7088 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 7089 try { 7090 windows.get(winNdx).mClient.dispatchScreenState(on); 7091 } catch (RemoteException e) { 7092 // Ignored 7093 } 7094 } 7095 } 7096 } 7097 7098 // ------------------------------------------------------------- 7099 // Async Handler 7100 // ------------------------------------------------------------- 7101 7102 final class H extends Handler { 7103 public static final int REPORT_FOCUS_CHANGE = 2; 7104 public static final int REPORT_LOSING_FOCUS = 3; 7105 public static final int DO_TRAVERSAL = 4; 7106 public static final int ADD_STARTING = 5; 7107 public static final int REMOVE_STARTING = 6; 7108 public static final int FINISHED_STARTING = 7; 7109 public static final int REPORT_APPLICATION_TOKEN_WINDOWS = 8; 7110 public static final int REPORT_APPLICATION_TOKEN_DRAWN = 9; 7111 public static final int WINDOW_FREEZE_TIMEOUT = 11; 7112 7113 public static final int APP_TRANSITION_TIMEOUT = 13; 7114 public static final int PERSIST_ANIMATION_SCALE = 14; 7115 public static final int FORCE_GC = 15; 7116 public static final int ENABLE_SCREEN = 16; 7117 public static final int APP_FREEZE_TIMEOUT = 17; 7118 public static final int SEND_NEW_CONFIGURATION = 18; 7119 public static final int REPORT_WINDOWS_CHANGE = 19; 7120 public static final int DRAG_START_TIMEOUT = 20; 7121 public static final int DRAG_END_TIMEOUT = 21; 7122 public static final int REPORT_HARD_KEYBOARD_STATUS_CHANGE = 22; 7123 public static final int BOOT_TIMEOUT = 23; 7124 public static final int WAITING_FOR_DRAWN_TIMEOUT = 24; 7125 public static final int SHOW_STRICT_MODE_VIOLATION = 25; 7126 public static final int DO_ANIMATION_CALLBACK = 26; 7127 7128 public static final int DO_DISPLAY_ADDED = 27; 7129 public static final int DO_DISPLAY_REMOVED = 28; 7130 public static final int DO_DISPLAY_CHANGED = 29; 7131 7132 public static final int CLIENT_FREEZE_TIMEOUT = 30; 7133 public static final int TAP_OUTSIDE_STACK = 31; 7134 public static final int NOTIFY_ACTIVITY_DRAWN = 32; 7135 7136 public static final int REMOVE_STARTING_TIMEOUT = 33; 7137 7138 @Override 7139 public void handleMessage(Message msg) { 7140 if (DEBUG_WINDOW_TRACE) { 7141 Slog.v(TAG, "handleMessage: entry what=" + msg.what); 7142 } 7143 switch (msg.what) { 7144 case REPORT_FOCUS_CHANGE: { 7145 WindowState lastFocus; 7146 WindowState newFocus; 7147 7148 synchronized(mWindowMap) { 7149 lastFocus = mLastFocus; 7150 newFocus = mCurrentFocus; 7151 if (lastFocus == newFocus) { 7152 // Focus is not changing, so nothing to do. 7153 return; 7154 } 7155 mLastFocus = newFocus; 7156 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Focus moving from " + lastFocus + 7157 " to " + newFocus); 7158 if (newFocus != null && lastFocus != null 7159 && !newFocus.isDisplayedLw()) { 7160 //Slog.i(TAG, "Delaying loss of focus..."); 7161 mLosingFocus.add(lastFocus); 7162 lastFocus = null; 7163 } 7164 } 7165 7166 //System.out.println("Changing focus from " + lastFocus 7167 // + " to " + newFocus); 7168 if (newFocus != null) { 7169 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Gaining focus: " + newFocus); 7170 newFocus.reportFocusChangedSerialized(true, mInTouchMode); 7171 notifyFocusChanged(); 7172 } 7173 7174 if (lastFocus != null) { 7175 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Losing focus: " + lastFocus); 7176 lastFocus.reportFocusChangedSerialized(false, mInTouchMode); 7177 } 7178 } break; 7179 7180 case REPORT_LOSING_FOCUS: { 7181 ArrayList<WindowState> losers; 7182 7183 synchronized(mWindowMap) { 7184 losers = mLosingFocus; 7185 mLosingFocus = new ArrayList<WindowState>(); 7186 } 7187 7188 final int N = losers.size(); 7189 for (int i=0; i<N; i++) { 7190 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, "Losing delayed focus: " + 7191 losers.get(i)); 7192 losers.get(i).reportFocusChangedSerialized(false, mInTouchMode); 7193 } 7194 } break; 7195 7196 case DO_TRAVERSAL: { 7197 synchronized(mWindowMap) { 7198 mTraversalScheduled = false; 7199 performLayoutAndPlaceSurfacesLocked(); 7200 } 7201 } break; 7202 7203 case ADD_STARTING: { 7204 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7205 final StartingData sd = wtoken.startingData; 7206 7207 if (sd == null) { 7208 // Animation has been canceled... do nothing. 7209 return; 7210 } 7211 7212 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Add starting " 7213 + wtoken + ": pkg=" + sd.pkg); 7214 7215 View view = null; 7216 try { 7217 view = mPolicy.addStartingWindow( 7218 wtoken.token, sd.pkg, sd.theme, sd.compatInfo, 7219 sd.nonLocalizedLabel, sd.labelRes, sd.icon, sd.logo, sd.windowFlags); 7220 } catch (Exception e) { 7221 Slog.w(TAG, "Exception when adding starting window", e); 7222 } 7223 7224 if (view != null) { 7225 boolean abort = false; 7226 7227 synchronized(mWindowMap) { 7228 if (wtoken.removed || wtoken.startingData == null) { 7229 // If the window was successfully added, then 7230 // we need to remove it. 7231 if (wtoken.startingWindow != null) { 7232 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 7233 "Aborted starting " + wtoken 7234 + ": removed=" + wtoken.removed 7235 + " startingData=" + wtoken.startingData); 7236 removeStartingWindowTimeout(wtoken); 7237 wtoken.startingWindow = null; 7238 wtoken.startingData = null; 7239 abort = true; 7240 } 7241 } else { 7242 wtoken.startingView = view; 7243 } 7244 if (DEBUG_STARTING_WINDOW && !abort) Slog.v(TAG, 7245 "Added starting " + wtoken 7246 + ": startingWindow=" 7247 + wtoken.startingWindow + " startingView=" 7248 + wtoken.startingView); 7249 } 7250 7251 if (abort) { 7252 try { 7253 mPolicy.removeStartingWindow(wtoken.token, view); 7254 } catch (Exception e) { 7255 Slog.w(TAG, "Exception when removing starting window", e); 7256 } 7257 } 7258 } 7259 } break; 7260 7261 case REMOVE_STARTING_TIMEOUT: { 7262 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7263 Slog.e(TAG, "Starting window " + wtoken + " timed out"); 7264 // Fall through. 7265 } 7266 case REMOVE_STARTING: { 7267 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7268 IBinder token = null; 7269 View view = null; 7270 synchronized (mWindowMap) { 7271 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Remove starting " 7272 + wtoken + ": startingWindow=" 7273 + wtoken.startingWindow + " startingView=" 7274 + wtoken.startingView); 7275 if (wtoken.startingWindow != null) { 7276 view = wtoken.startingView; 7277 token = wtoken.token; 7278 wtoken.startingData = null; 7279 wtoken.startingView = null; 7280 wtoken.startingWindow = null; 7281 wtoken.startingDisplayed = false; 7282 } 7283 } 7284 if (view != null) { 7285 try { 7286 mPolicy.removeStartingWindow(token, view); 7287 } catch (Exception e) { 7288 Slog.w(TAG, "Exception when removing starting window", e); 7289 } 7290 } 7291 } break; 7292 7293 case FINISHED_STARTING: { 7294 IBinder token = null; 7295 View view = null; 7296 while (true) { 7297 synchronized (mWindowMap) { 7298 final int N = mFinishedStarting.size(); 7299 if (N <= 0) { 7300 break; 7301 } 7302 AppWindowToken wtoken = mFinishedStarting.remove(N-1); 7303 7304 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, 7305 "Finished starting " + wtoken 7306 + ": startingWindow=" + wtoken.startingWindow 7307 + " startingView=" + wtoken.startingView); 7308 7309 if (wtoken.startingWindow == null) { 7310 continue; 7311 } 7312 7313 view = wtoken.startingView; 7314 token = wtoken.token; 7315 wtoken.startingData = null; 7316 wtoken.startingView = null; 7317 wtoken.startingWindow = null; 7318 wtoken.startingDisplayed = false; 7319 } 7320 7321 try { 7322 mPolicy.removeStartingWindow(token, view); 7323 } catch (Exception e) { 7324 Slog.w(TAG, "Exception when removing starting window", e); 7325 } 7326 } 7327 } break; 7328 7329 case REPORT_APPLICATION_TOKEN_DRAWN: { 7330 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7331 7332 try { 7333 if (DEBUG_VISIBILITY) Slog.v( 7334 TAG, "Reporting drawn in " + wtoken); 7335 wtoken.appToken.windowsDrawn(); 7336 } catch (RemoteException ex) { 7337 } 7338 } break; 7339 7340 case REPORT_APPLICATION_TOKEN_WINDOWS: { 7341 final AppWindowToken wtoken = (AppWindowToken)msg.obj; 7342 7343 boolean nowVisible = msg.arg1 != 0; 7344 boolean nowGone = msg.arg2 != 0; 7345 7346 try { 7347 if (DEBUG_VISIBILITY) Slog.v( 7348 TAG, "Reporting visible in " + wtoken 7349 + " visible=" + nowVisible 7350 + " gone=" + nowGone); 7351 if (nowVisible) { 7352 wtoken.appToken.windowsVisible(); 7353 } else { 7354 wtoken.appToken.windowsGone(); 7355 } 7356 } catch (RemoteException ex) { 7357 } 7358 } break; 7359 7360 case WINDOW_FREEZE_TIMEOUT: { 7361 // TODO(multidisplay): Can non-default displays rotate? 7362 synchronized (mWindowMap) { 7363 Slog.w(TAG, "Window freeze timeout expired."); 7364 final WindowList windows = getDefaultWindowListLocked(); 7365 int i = windows.size(); 7366 while (i > 0) { 7367 i--; 7368 WindowState w = windows.get(i); 7369 if (w.mOrientationChanging) { 7370 w.mOrientationChanging = false; 7371 w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() 7372 - mDisplayFreezeTime); 7373 Slog.w(TAG, "Force clearing orientation change: " + w); 7374 } 7375 } 7376 performLayoutAndPlaceSurfacesLocked(); 7377 } 7378 break; 7379 } 7380 7381 case APP_TRANSITION_TIMEOUT: { 7382 synchronized (mWindowMap) { 7383 if (mAppTransition.isTransitionSet()) { 7384 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "*** APP TRANSITION TIMEOUT"); 7385 mAppTransition.setTimeout(); 7386 performLayoutAndPlaceSurfacesLocked(); 7387 } 7388 } 7389 break; 7390 } 7391 7392 case PERSIST_ANIMATION_SCALE: { 7393 Settings.Global.putFloat(mContext.getContentResolver(), 7394 Settings.Global.WINDOW_ANIMATION_SCALE, mWindowAnimationScale); 7395 Settings.Global.putFloat(mContext.getContentResolver(), 7396 Settings.Global.TRANSITION_ANIMATION_SCALE, mTransitionAnimationScale); 7397 Settings.Global.putFloat(mContext.getContentResolver(), 7398 Settings.Global.ANIMATOR_DURATION_SCALE, mAnimatorDurationScale); 7399 break; 7400 } 7401 7402 case FORCE_GC: { 7403 synchronized (mWindowMap) { 7404 // Since we're holding both mWindowMap and mAnimator we don't need to 7405 // hold mAnimator.mLayoutToAnim. 7406 if (mAnimator.mAnimating || mAnimationScheduled) { 7407 // If we are animating, don't do the gc now but 7408 // delay a bit so we don't interrupt the animation. 7409 sendEmptyMessageDelayed(H.FORCE_GC, 2000); 7410 return; 7411 } 7412 // If we are currently rotating the display, it will 7413 // schedule a new message when done. 7414 if (mDisplayFrozen) { 7415 return; 7416 } 7417 } 7418 Runtime.getRuntime().gc(); 7419 break; 7420 } 7421 7422 case ENABLE_SCREEN: { 7423 performEnableScreen(); 7424 break; 7425 } 7426 7427 case APP_FREEZE_TIMEOUT: { 7428 synchronized (mWindowMap) { 7429 Slog.w(TAG, "App freeze timeout expired."); 7430 final int numStacks = mStackIdToStack.size(); 7431 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 7432 final TaskStack stack = mStackIdToStack.valueAt(stackNdx); 7433 final ArrayList<Task> tasks = stack.getTasks(); 7434 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 7435 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 7436 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 7437 AppWindowToken tok = tokens.get(tokenNdx); 7438 if (tok.mAppAnimator.freezingScreen) { 7439 Slog.w(TAG, "Force clearing freeze: " + tok); 7440 unsetAppFreezingScreenLocked(tok, true, true); 7441 } 7442 } 7443 } 7444 } 7445 } 7446 break; 7447 } 7448 7449 case CLIENT_FREEZE_TIMEOUT: { 7450 synchronized (mWindowMap) { 7451 if (mClientFreezingScreen) { 7452 mClientFreezingScreen = false; 7453 mLastFinishedFreezeSource = "client-timeout"; 7454 stopFreezingDisplayLocked(); 7455 } 7456 } 7457 break; 7458 } 7459 7460 case SEND_NEW_CONFIGURATION: { 7461 removeMessages(SEND_NEW_CONFIGURATION); 7462 sendNewConfiguration(); 7463 break; 7464 } 7465 7466 case REPORT_WINDOWS_CHANGE: { 7467 if (mWindowsChanged) { 7468 synchronized (mWindowMap) { 7469 mWindowsChanged = false; 7470 } 7471 notifyWindowsChanged(); 7472 } 7473 break; 7474 } 7475 7476 case DRAG_START_TIMEOUT: { 7477 IBinder win = (IBinder)msg.obj; 7478 if (DEBUG_DRAG) { 7479 Slog.w(TAG, "Timeout starting drag by win " + win); 7480 } 7481 synchronized (mWindowMap) { 7482 // !!! TODO: ANR the app that has failed to start the drag in time 7483 if (mDragState != null) { 7484 mDragState.unregister(); 7485 mInputMonitor.updateInputWindowsLw(true /*force*/); 7486 mDragState.reset(); 7487 mDragState = null; 7488 } 7489 } 7490 break; 7491 } 7492 7493 case DRAG_END_TIMEOUT: { 7494 IBinder win = (IBinder)msg.obj; 7495 if (DEBUG_DRAG) { 7496 Slog.w(TAG, "Timeout ending drag to win " + win); 7497 } 7498 synchronized (mWindowMap) { 7499 // !!! TODO: ANR the drag-receiving app 7500 if (mDragState != null) { 7501 mDragState.mDragResult = false; 7502 mDragState.endDragLw(); 7503 } 7504 } 7505 break; 7506 } 7507 7508 case REPORT_HARD_KEYBOARD_STATUS_CHANGE: { 7509 notifyHardKeyboardStatusChange(); 7510 break; 7511 } 7512 7513 case BOOT_TIMEOUT: { 7514 performBootTimeout(); 7515 break; 7516 } 7517 7518 case WAITING_FOR_DRAWN_TIMEOUT: { 7519 Pair<WindowState, IRemoteCallback> pair; 7520 synchronized (mWindowMap) { 7521 pair = (Pair<WindowState, IRemoteCallback>)msg.obj; 7522 Slog.w(TAG, "Timeout waiting for drawn: " + pair.first); 7523 if (!mWaitingForDrawn.remove(pair)) { 7524 return; 7525 } 7526 } 7527 try { 7528 pair.second.sendResult(null); 7529 } catch (RemoteException e) { 7530 } 7531 break; 7532 } 7533 7534 case SHOW_STRICT_MODE_VIOLATION: { 7535 showStrictModeViolation(msg.arg1, msg.arg2); 7536 break; 7537 } 7538 7539 case DO_ANIMATION_CALLBACK: { 7540 try { 7541 ((IRemoteCallback)msg.obj).sendResult(null); 7542 } catch (RemoteException e) { 7543 } 7544 break; 7545 } 7546 7547 case DO_DISPLAY_ADDED: 7548 handleDisplayAdded(msg.arg1); 7549 break; 7550 7551 case DO_DISPLAY_REMOVED: 7552 synchronized (mWindowMap) { 7553 handleDisplayRemovedLocked(msg.arg1); 7554 } 7555 break; 7556 7557 case DO_DISPLAY_CHANGED: 7558 synchronized (mWindowMap) { 7559 handleDisplayChangedLocked(msg.arg1); 7560 } 7561 break; 7562 7563 case TAP_OUTSIDE_STACK: { 7564 int stackId; 7565 synchronized (mWindowMap) { 7566 stackId = ((DisplayContent)msg.obj).stackIdFromPoint(msg.arg1, msg.arg2); 7567 } 7568 if (stackId >= 0) { 7569 try { 7570 mActivityManager.setFocusedStack(stackId); 7571 } catch (RemoteException e) { 7572 } 7573 } 7574 } 7575 break; 7576 case NOTIFY_ACTIVITY_DRAWN: 7577 try { 7578 mActivityManager.notifyActivityDrawn((IBinder) msg.obj); 7579 } catch (RemoteException e) { 7580 } 7581 break; 7582 } 7583 if (DEBUG_WINDOW_TRACE) { 7584 Slog.v(TAG, "handleMessage: exit"); 7585 } 7586 } 7587 } 7588 7589 // ------------------------------------------------------------- 7590 // IWindowManager API 7591 // ------------------------------------------------------------- 7592 7593 @Override 7594 public IWindowSession openSession(IInputMethodClient client, 7595 IInputContext inputContext) { 7596 if (client == null) throw new IllegalArgumentException("null client"); 7597 if (inputContext == null) throw new IllegalArgumentException("null inputContext"); 7598 Session session = new Session(this, client, inputContext); 7599 return session; 7600 } 7601 7602 @Override 7603 public boolean inputMethodClientHasFocus(IInputMethodClient client) { 7604 synchronized (mWindowMap) { 7605 // The focus for the client is the window immediately below 7606 // where we would place the input method window. 7607 int idx = findDesiredInputMethodWindowIndexLocked(false); 7608 if (idx > 0) { 7609 // TODO(multidisplay): IMEs are only supported on the default display. 7610 WindowState imFocus = getDefaultWindowListLocked().get(idx-1); 7611 if (DEBUG_INPUT_METHOD) { 7612 Slog.i(TAG, "Desired input method target: " + imFocus); 7613 Slog.i(TAG, "Current focus: " + mCurrentFocus); 7614 Slog.i(TAG, "Last focus: " + mLastFocus); 7615 } 7616 if (imFocus != null) { 7617 // This may be a starting window, in which case we still want 7618 // to count it as okay. 7619 if (imFocus.mAttrs.type == LayoutParams.TYPE_APPLICATION_STARTING 7620 && imFocus.mAppToken != null) { 7621 // The client has definitely started, so it really should 7622 // have a window in this app token. Let's look for it. 7623 for (int i=0; i<imFocus.mAppToken.windows.size(); i++) { 7624 WindowState w = imFocus.mAppToken.windows.get(i); 7625 if (w != imFocus) { 7626 Log.i(TAG, "Switching to real app window: " + w); 7627 imFocus = w; 7628 break; 7629 } 7630 } 7631 } 7632 if (DEBUG_INPUT_METHOD) { 7633 Slog.i(TAG, "IM target client: " + imFocus.mSession.mClient); 7634 if (imFocus.mSession.mClient != null) { 7635 Slog.i(TAG, "IM target client binder: " 7636 + imFocus.mSession.mClient.asBinder()); 7637 Slog.i(TAG, "Requesting client binder: " + client.asBinder()); 7638 } 7639 } 7640 if (imFocus.mSession.mClient != null && 7641 imFocus.mSession.mClient.asBinder() == client.asBinder()) { 7642 return true; 7643 } 7644 } 7645 } 7646 7647 // Okay, how about this... what is the current focus? 7648 // It seems in some cases we may not have moved the IM 7649 // target window, such as when it was in a pop-up window, 7650 // so let's also look at the current focus. (An example: 7651 // go to Gmail, start searching so the keyboard goes up, 7652 // press home. Sometimes the IME won't go down.) 7653 // Would be nice to fix this more correctly, but it's 7654 // way at the end of a release, and this should be good enough. 7655 if (mCurrentFocus != null && mCurrentFocus.mSession.mClient != null 7656 && mCurrentFocus.mSession.mClient.asBinder() == client.asBinder()) { 7657 return true; 7658 } 7659 } 7660 return false; 7661 } 7662 7663 @Override 7664 public void getInitialDisplaySize(int displayId, Point size) { 7665 synchronized (mWindowMap) { 7666 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7667 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7668 synchronized(displayContent.mDisplaySizeLock) { 7669 size.x = displayContent.mInitialDisplayWidth; 7670 size.y = displayContent.mInitialDisplayHeight; 7671 } 7672 } 7673 } 7674 } 7675 7676 @Override 7677 public void getBaseDisplaySize(int displayId, Point size) { 7678 synchronized (mWindowMap) { 7679 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7680 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7681 synchronized(displayContent.mDisplaySizeLock) { 7682 size.x = displayContent.mBaseDisplayWidth; 7683 size.y = displayContent.mBaseDisplayHeight; 7684 } 7685 } 7686 } 7687 } 7688 7689 @Override 7690 public void setForcedDisplaySize(int displayId, int width, int height) { 7691 if (mContext.checkCallingOrSelfPermission( 7692 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7693 PackageManager.PERMISSION_GRANTED) { 7694 throw new SecurityException("Must hold permission " + 7695 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7696 } 7697 if (displayId != Display.DEFAULT_DISPLAY) { 7698 throw new IllegalArgumentException("Can only set the default display"); 7699 } 7700 final long ident = Binder.clearCallingIdentity(); 7701 try { 7702 synchronized(mWindowMap) { 7703 // Set some sort of reasonable bounds on the size of the display that we 7704 // will try to emulate. 7705 final int MIN_WIDTH = 200; 7706 final int MIN_HEIGHT = 200; 7707 final int MAX_SCALE = 2; 7708 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7709 if (displayContent != null) { 7710 width = Math.min(Math.max(width, MIN_WIDTH), 7711 displayContent.mInitialDisplayWidth * MAX_SCALE); 7712 height = Math.min(Math.max(height, MIN_HEIGHT), 7713 displayContent.mInitialDisplayHeight * MAX_SCALE); 7714 setForcedDisplaySizeLocked(displayContent, width, height); 7715 Settings.Global.putString(mContext.getContentResolver(), 7716 Settings.Global.DISPLAY_SIZE_FORCED, width + "," + height); 7717 } 7718 } 7719 } finally { 7720 Binder.restoreCallingIdentity(ident); 7721 } 7722 } 7723 7724 private void readForcedDisplaySizeAndDensityLocked(final DisplayContent displayContent) { 7725 String sizeStr = Settings.Global.getString(mContext.getContentResolver(), 7726 Settings.Global.DISPLAY_SIZE_FORCED); 7727 if (sizeStr == null || sizeStr.length() == 0) { 7728 sizeStr = SystemProperties.get(SIZE_OVERRIDE, null); 7729 } 7730 if (sizeStr != null && sizeStr.length() > 0) { 7731 final int pos = sizeStr.indexOf(','); 7732 if (pos > 0 && sizeStr.lastIndexOf(',') == pos) { 7733 int width, height; 7734 try { 7735 width = Integer.parseInt(sizeStr.substring(0, pos)); 7736 height = Integer.parseInt(sizeStr.substring(pos+1)); 7737 synchronized(displayContent.mDisplaySizeLock) { 7738 if (displayContent.mBaseDisplayWidth != width 7739 || displayContent.mBaseDisplayHeight != height) { 7740 Slog.i(TAG, "FORCED DISPLAY SIZE: " + width + "x" + height); 7741 displayContent.mBaseDisplayWidth = width; 7742 displayContent.mBaseDisplayHeight = height; 7743 } 7744 } 7745 } catch (NumberFormatException ex) { 7746 } 7747 } 7748 } 7749 String densityStr = Settings.Global.getString(mContext.getContentResolver(), 7750 Settings.Global.DISPLAY_DENSITY_FORCED); 7751 if (densityStr == null || densityStr.length() == 0) { 7752 densityStr = SystemProperties.get(DENSITY_OVERRIDE, null); 7753 } 7754 if (densityStr != null && densityStr.length() > 0) { 7755 int density; 7756 try { 7757 density = Integer.parseInt(densityStr); 7758 synchronized(displayContent.mDisplaySizeLock) { 7759 if (displayContent.mBaseDisplayDensity != density) { 7760 Slog.i(TAG, "FORCED DISPLAY DENSITY: " + density); 7761 displayContent.mBaseDisplayDensity = density; 7762 } 7763 } 7764 } catch (NumberFormatException ex) { 7765 } 7766 } 7767 } 7768 7769 // displayContent must not be null 7770 private void setForcedDisplaySizeLocked(DisplayContent displayContent, int width, int height) { 7771 Slog.i(TAG, "Using new display size: " + width + "x" + height); 7772 7773 synchronized(displayContent.mDisplaySizeLock) { 7774 displayContent.mBaseDisplayWidth = width; 7775 displayContent.mBaseDisplayHeight = height; 7776 } 7777 reconfigureDisplayLocked(displayContent); 7778 } 7779 7780 @Override 7781 public void clearForcedDisplaySize(int displayId) { 7782 if (mContext.checkCallingOrSelfPermission( 7783 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7784 PackageManager.PERMISSION_GRANTED) { 7785 throw new SecurityException("Must hold permission " + 7786 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7787 } 7788 if (displayId != Display.DEFAULT_DISPLAY) { 7789 throw new IllegalArgumentException("Can only set the default display"); 7790 } 7791 final long ident = Binder.clearCallingIdentity(); 7792 try { 7793 synchronized(mWindowMap) { 7794 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7795 if (displayContent != null) { 7796 setForcedDisplaySizeLocked(displayContent, displayContent.mInitialDisplayWidth, 7797 displayContent.mInitialDisplayHeight); 7798 Settings.Global.putString(mContext.getContentResolver(), 7799 Settings.Global.DISPLAY_SIZE_FORCED, ""); 7800 } 7801 } 7802 } finally { 7803 Binder.restoreCallingIdentity(ident); 7804 } 7805 } 7806 7807 @Override 7808 public int getInitialDisplayDensity(int displayId) { 7809 synchronized (mWindowMap) { 7810 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7811 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7812 synchronized(displayContent.mDisplaySizeLock) { 7813 return displayContent.mInitialDisplayDensity; 7814 } 7815 } 7816 } 7817 return -1; 7818 } 7819 7820 @Override 7821 public int getBaseDisplayDensity(int displayId) { 7822 synchronized (mWindowMap) { 7823 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7824 if (displayContent != null && displayContent.hasAccess(Binder.getCallingUid())) { 7825 synchronized(displayContent.mDisplaySizeLock) { 7826 return displayContent.mBaseDisplayDensity; 7827 } 7828 } 7829 } 7830 return -1; 7831 } 7832 7833 @Override 7834 public void setForcedDisplayDensity(int displayId, int density) { 7835 if (mContext.checkCallingOrSelfPermission( 7836 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7837 PackageManager.PERMISSION_GRANTED) { 7838 throw new SecurityException("Must hold permission " + 7839 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7840 } 7841 if (displayId != Display.DEFAULT_DISPLAY) { 7842 throw new IllegalArgumentException("Can only set the default display"); 7843 } 7844 final long ident = Binder.clearCallingIdentity(); 7845 try { 7846 synchronized(mWindowMap) { 7847 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7848 if (displayContent != null) { 7849 setForcedDisplayDensityLocked(displayContent, density); 7850 Settings.Global.putString(mContext.getContentResolver(), 7851 Settings.Global.DISPLAY_DENSITY_FORCED, Integer.toString(density)); 7852 } 7853 } 7854 } finally { 7855 Binder.restoreCallingIdentity(ident); 7856 } 7857 } 7858 7859 // displayContent must not be null 7860 private void setForcedDisplayDensityLocked(DisplayContent displayContent, int density) { 7861 Slog.i(TAG, "Using new display density: " + density); 7862 7863 synchronized(displayContent.mDisplaySizeLock) { 7864 displayContent.mBaseDisplayDensity = density; 7865 } 7866 reconfigureDisplayLocked(displayContent); 7867 } 7868 7869 @Override 7870 public void clearForcedDisplayDensity(int displayId) { 7871 if (mContext.checkCallingOrSelfPermission( 7872 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7873 PackageManager.PERMISSION_GRANTED) { 7874 throw new SecurityException("Must hold permission " + 7875 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7876 } 7877 if (displayId != Display.DEFAULT_DISPLAY) { 7878 throw new IllegalArgumentException("Can only set the default display"); 7879 } 7880 final long ident = Binder.clearCallingIdentity(); 7881 try { 7882 synchronized(mWindowMap) { 7883 final DisplayContent displayContent = getDisplayContentLocked(displayId); 7884 if (displayContent != null) { 7885 setForcedDisplayDensityLocked(displayContent, 7886 displayContent.mInitialDisplayDensity); 7887 Settings.Global.putString(mContext.getContentResolver(), 7888 Settings.Global.DISPLAY_DENSITY_FORCED, ""); 7889 } 7890 } 7891 } finally { 7892 Binder.restoreCallingIdentity(ident); 7893 } 7894 } 7895 7896 // displayContent must not be null 7897 private void reconfigureDisplayLocked(DisplayContent displayContent) { 7898 // TODO: Multidisplay: for now only use with default display. 7899 configureDisplayPolicyLocked(displayContent); 7900 displayContent.layoutNeeded = true; 7901 7902 boolean configChanged = updateOrientationFromAppTokensLocked(false); 7903 mTempConfiguration.setToDefaults(); 7904 mTempConfiguration.fontScale = mCurConfiguration.fontScale; 7905 if (computeScreenConfigurationLocked(mTempConfiguration)) { 7906 if (mCurConfiguration.diff(mTempConfiguration) != 0) { 7907 configChanged = true; 7908 } 7909 } 7910 7911 if (configChanged) { 7912 mWaitingForConfig = true; 7913 startFreezingDisplayLocked(false, 0, 0); 7914 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 7915 } 7916 7917 performLayoutAndPlaceSurfacesLocked(); 7918 } 7919 7920 private void configureDisplayPolicyLocked(DisplayContent displayContent) { 7921 mPolicy.setInitialDisplaySize(displayContent.getDisplay(), 7922 displayContent.mBaseDisplayWidth, 7923 displayContent.mBaseDisplayHeight, 7924 displayContent.mBaseDisplayDensity); 7925 7926 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7927 mPolicy.setDisplayOverscan(displayContent.getDisplay(), 7928 displayInfo.overscanLeft, displayInfo.overscanTop, 7929 displayInfo.overscanRight, displayInfo.overscanBottom); 7930 } 7931 7932 @Override 7933 public void setOverscan(int displayId, int left, int top, int right, int bottom) { 7934 if (mContext.checkCallingOrSelfPermission( 7935 android.Manifest.permission.WRITE_SECURE_SETTINGS) != 7936 PackageManager.PERMISSION_GRANTED) { 7937 throw new SecurityException("Must hold permission " + 7938 android.Manifest.permission.WRITE_SECURE_SETTINGS); 7939 } 7940 final long ident = Binder.clearCallingIdentity(); 7941 try { 7942 synchronized(mWindowMap) { 7943 DisplayContent displayContent = getDisplayContentLocked(displayId); 7944 if (displayContent != null) { 7945 setOverscanLocked(displayContent, left, top, right, bottom); 7946 } 7947 } 7948 } finally { 7949 Binder.restoreCallingIdentity(ident); 7950 } 7951 } 7952 7953 private void setOverscanLocked(DisplayContent displayContent, 7954 int left, int top, int right, int bottom) { 7955 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 7956 synchronized (displayContent.mDisplaySizeLock) { 7957 displayInfo.overscanLeft = left; 7958 displayInfo.overscanTop = top; 7959 displayInfo.overscanRight = right; 7960 displayInfo.overscanBottom = bottom; 7961 } 7962 7963 mDisplaySettings.setOverscanLocked(displayInfo.name, left, top, right, bottom); 7964 mDisplaySettings.writeSettingsLocked(); 7965 7966 reconfigureDisplayLocked(displayContent); 7967 } 7968 7969 // ------------------------------------------------------------- 7970 // Internals 7971 // ------------------------------------------------------------- 7972 7973 final WindowState windowForClientLocked(Session session, IWindow client, 7974 boolean throwOnError) { 7975 return windowForClientLocked(session, client.asBinder(), throwOnError); 7976 } 7977 7978 final WindowState windowForClientLocked(Session session, IBinder client, 7979 boolean throwOnError) { 7980 WindowState win = mWindowMap.get(client); 7981 if (localLOGV) Slog.v( 7982 TAG, "Looking up client " + client + ": " + win); 7983 if (win == null) { 7984 RuntimeException ex = new IllegalArgumentException( 7985 "Requested window " + client + " does not exist"); 7986 if (throwOnError) { 7987 throw ex; 7988 } 7989 Slog.w(TAG, "Failed looking up window", ex); 7990 return null; 7991 } 7992 if (session != null && win.mSession != session) { 7993 RuntimeException ex = new IllegalArgumentException( 7994 "Requested window " + client + " is in session " + 7995 win.mSession + ", not " + session); 7996 if (throwOnError) { 7997 throw ex; 7998 } 7999 Slog.w(TAG, "Failed looking up window", ex); 8000 return null; 8001 } 8002 8003 return win; 8004 } 8005 8006 final void rebuildAppWindowListLocked() { 8007 rebuildAppWindowListLocked(getDefaultDisplayContentLocked()); 8008 } 8009 8010 private void rebuildAppWindowListLocked(final DisplayContent displayContent) { 8011 final WindowList windows = displayContent.getWindowList(); 8012 int NW = windows.size(); 8013 int i; 8014 int lastBelow = -1; 8015 int numRemoved = 0; 8016 8017 if (mRebuildTmp.length < NW) { 8018 mRebuildTmp = new WindowState[NW+10]; 8019 } 8020 8021 // First remove all existing app windows. 8022 i=0; 8023 while (i < NW) { 8024 WindowState w = windows.get(i); 8025 if (w.mAppToken != null) { 8026 WindowState win = windows.remove(i); 8027 win.mRebuilding = true; 8028 mRebuildTmp[numRemoved] = win; 8029 mWindowsChanged = true; 8030 if (DEBUG_WINDOW_MOVEMENT) Slog.v(TAG, "Rebuild removing window: " + win); 8031 NW--; 8032 numRemoved++; 8033 continue; 8034 } else if (lastBelow == i-1) { 8035 if (w.mAttrs.type == TYPE_WALLPAPER || w.mAttrs.type == TYPE_UNIVERSE_BACKGROUND) { 8036 lastBelow = i; 8037 } 8038 } 8039 i++; 8040 } 8041 8042 // Keep whatever windows were below the app windows still below, 8043 // by skipping them. 8044 lastBelow++; 8045 i = lastBelow; 8046 8047 // First add all of the exiting app tokens... these are no longer 8048 // in the main app list, but still have windows shown. We put them 8049 // in the back because now that the animation is over we no longer 8050 // will care about them. 8051 final ArrayList<TaskStack> stacks = displayContent.getStacks(); 8052 final int numStacks = stacks.size(); 8053 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 8054 AppTokenList exitingAppTokens = stacks.get(stackNdx).mExitingAppTokens; 8055 int NT = exitingAppTokens.size(); 8056 for (int j = 0; j < NT; j++) { 8057 i = reAddAppWindowsLocked(displayContent, i, exitingAppTokens.get(j)); 8058 } 8059 } 8060 8061 // And add in the still active app tokens in Z order. 8062 for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { 8063 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8064 final int numTasks = tasks.size(); 8065 for (int taskNdx = 0; taskNdx < numTasks; ++taskNdx) { 8066 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8067 final int numTokens = tokens.size(); 8068 for (int tokenNdx = 0; tokenNdx < numTokens; ++tokenNdx) { 8069 final AppWindowToken wtoken = tokens.get(tokenNdx); 8070 if (wtoken.mDeferRemoval) { 8071 continue; 8072 } 8073 i = reAddAppWindowsLocked(displayContent, i, wtoken); 8074 } 8075 } 8076 } 8077 8078 i -= lastBelow; 8079 if (i != numRemoved) { 8080 Slog.w(TAG, "On display=" + displayContent.getDisplayId() + " Rebuild removed " + 8081 numRemoved + " windows but added " + i, 8082 new RuntimeException("here").fillInStackTrace()); 8083 for (i=0; i<numRemoved; i++) { 8084 WindowState ws = mRebuildTmp[i]; 8085 if (ws.mRebuilding) { 8086 StringWriter sw = new StringWriter(); 8087 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 8088 ws.dump(pw, "", true); 8089 pw.flush(); 8090 Slog.w(TAG, "This window was lost: " + ws); 8091 Slog.w(TAG, sw.toString()); 8092 ws.mWinAnimator.destroySurfaceLocked(); 8093 } 8094 } 8095 Slog.w(TAG, "Current app token list:"); 8096 dumpAppTokensLocked(); 8097 Slog.w(TAG, "Final window list:"); 8098 dumpWindowsLocked(); 8099 } 8100 } 8101 8102 private final void assignLayersLocked(WindowList windows) { 8103 int N = windows.size(); 8104 int curBaseLayer = 0; 8105 int curLayer = 0; 8106 int i; 8107 8108 if (DEBUG_LAYERS) Slog.v(TAG, "Assigning layers based on windows=" + windows, 8109 new RuntimeException("here").fillInStackTrace()); 8110 8111 boolean anyLayerChanged = false; 8112 8113 for (i=0; i<N; i++) { 8114 final WindowState w = windows.get(i); 8115 final WindowStateAnimator winAnimator = w.mWinAnimator; 8116 boolean layerChanged = false; 8117 int oldLayer = w.mLayer; 8118 if (w.mBaseLayer == curBaseLayer || w.mIsImWindow 8119 || (i > 0 && w.mIsWallpaper)) { 8120 curLayer += WINDOW_LAYER_MULTIPLIER; 8121 w.mLayer = curLayer; 8122 } else { 8123 curBaseLayer = curLayer = w.mBaseLayer; 8124 w.mLayer = curLayer; 8125 } 8126 if (w.mLayer != oldLayer) { 8127 layerChanged = true; 8128 anyLayerChanged = true; 8129 } 8130 final AppWindowToken wtoken = w.mAppToken; 8131 oldLayer = winAnimator.mAnimLayer; 8132 if (w.mTargetAppToken != null) { 8133 winAnimator.mAnimLayer = 8134 w.mLayer + w.mTargetAppToken.mAppAnimator.animLayerAdjustment; 8135 } else if (wtoken != null) { 8136 winAnimator.mAnimLayer = 8137 w.mLayer + wtoken.mAppAnimator.animLayerAdjustment; 8138 } else { 8139 winAnimator.mAnimLayer = w.mLayer; 8140 } 8141 if (w.mIsImWindow) { 8142 winAnimator.mAnimLayer += mInputMethodAnimLayerAdjustment; 8143 } else if (w.mIsWallpaper) { 8144 winAnimator.mAnimLayer += mWallpaperAnimLayerAdjustment; 8145 } 8146 if (winAnimator.mAnimLayer != oldLayer) { 8147 layerChanged = true; 8148 anyLayerChanged = true; 8149 } 8150 if (layerChanged && w.getStack().isDimming(winAnimator)) { 8151 // Force an animation pass just to update the mDimLayer layer. 8152 scheduleAnimationLocked(); 8153 } 8154 if (DEBUG_LAYERS) Slog.v(TAG, "Assign layer " + w + ": " 8155 + "mBase=" + w.mBaseLayer 8156 + " mLayer=" + w.mLayer 8157 + (wtoken == null ? 8158 "" : " mAppLayer=" + wtoken.mAppAnimator.animLayerAdjustment) 8159 + " =mAnimLayer=" + winAnimator.mAnimLayer); 8160 //System.out.println( 8161 // "Assigned layer " + curLayer + " to " + w.mClient.asBinder()); 8162 } 8163 8164 //TODO (multidisplay): Magnification is supported only for the default display. 8165 if (mDisplayMagnifier != null && anyLayerChanged 8166 && windows.get(windows.size() - 1).getDisplayId() == Display.DEFAULT_DISPLAY) { 8167 mDisplayMagnifier.onWindowLayersChangedLocked(); 8168 } 8169 } 8170 8171 private final void performLayoutAndPlaceSurfacesLocked() { 8172 int loopCount = 6; 8173 do { 8174 mTraversalScheduled = false; 8175 performLayoutAndPlaceSurfacesLockedLoop(); 8176 mH.removeMessages(H.DO_TRAVERSAL); 8177 loopCount--; 8178 } while (mTraversalScheduled && loopCount > 0); 8179 mInnerFields.mWallpaperActionPending = false; 8180 } 8181 8182 private boolean mInLayout = false; 8183 private final void performLayoutAndPlaceSurfacesLockedLoop() { 8184 if (mInLayout) { 8185 if (DEBUG) { 8186 throw new RuntimeException("Recursive call!"); 8187 } 8188 Slog.w(TAG, "performLayoutAndPlaceSurfacesLocked called while in layout. Callers=" 8189 + Debug.getCallers(3)); 8190 return; 8191 } 8192 8193 if (mWaitingForConfig) { 8194 // Our configuration has changed (most likely rotation), but we 8195 // don't yet have the complete configuration to report to 8196 // applications. Don't do any window layout until we have it. 8197 return; 8198 } 8199 8200 if (!mDisplayReady) { 8201 // Not yet initialized, nothing to do. 8202 return; 8203 } 8204 8205 Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "wmLayout"); 8206 mInLayout = true; 8207 boolean recoveringMemory = false; 8208 8209 try { 8210 if (mForceRemoves != null) { 8211 recoveringMemory = true; 8212 // Wait a little bit for things to settle down, and off we go. 8213 for (int i=0; i<mForceRemoves.size(); i++) { 8214 WindowState ws = mForceRemoves.get(i); 8215 Slog.i(TAG, "Force removing: " + ws); 8216 removeWindowInnerLocked(ws.mSession, ws); 8217 } 8218 mForceRemoves = null; 8219 Slog.w(TAG, "Due to memory failure, waiting a bit for next layout"); 8220 Object tmp = new Object(); 8221 synchronized (tmp) { 8222 try { 8223 tmp.wait(250); 8224 } catch (InterruptedException e) { 8225 } 8226 } 8227 } 8228 } catch (RuntimeException e) { 8229 Log.wtf(TAG, "Unhandled exception while force removing for memory", e); 8230 } 8231 8232 try { 8233 performLayoutAndPlaceSurfacesLockedInner(recoveringMemory); 8234 8235 mInLayout = false; 8236 8237 if (needsLayout()) { 8238 if (++mLayoutRepeatCount < 6) { 8239 requestTraversalLocked(); 8240 } else { 8241 Slog.e(TAG, "Performed 6 layouts in a row. Skipping"); 8242 mLayoutRepeatCount = 0; 8243 } 8244 } else { 8245 mLayoutRepeatCount = 0; 8246 } 8247 8248 if (mWindowsChanged && !mWindowChangeListeners.isEmpty()) { 8249 mH.removeMessages(H.REPORT_WINDOWS_CHANGE); 8250 mH.sendEmptyMessage(H.REPORT_WINDOWS_CHANGE); 8251 } 8252 } catch (RuntimeException e) { 8253 mInLayout = false; 8254 Log.wtf(TAG, "Unhandled exception while laying out windows", e); 8255 } 8256 8257 Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); 8258 } 8259 8260 private final void performLayoutLockedInner(final DisplayContent displayContent, 8261 boolean initial, boolean updateInputWindows) { 8262 if (!displayContent.layoutNeeded) { 8263 return; 8264 } 8265 displayContent.layoutNeeded = false; 8266 WindowList windows = displayContent.getWindowList(); 8267 boolean isDefaultDisplay = displayContent.isDefaultDisplay; 8268 8269 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 8270 final int dw = displayInfo.logicalWidth; 8271 final int dh = displayInfo.logicalHeight; 8272 8273 final int NFW = mFakeWindows.size(); 8274 for (int i=0; i<NFW; i++) { 8275 mFakeWindows.get(i).layout(dw, dh); 8276 } 8277 8278 final int N = windows.size(); 8279 int i; 8280 8281 if (DEBUG_LAYOUT) { 8282 Slog.v(TAG, "-------------------------------------"); 8283 Slog.v(TAG, "performLayout: needed=" 8284 + displayContent.layoutNeeded + " dw=" + dw + " dh=" + dh); 8285 } 8286 8287 WindowStateAnimator universeBackground = null; 8288 8289 mPolicy.beginLayoutLw(isDefaultDisplay, dw, dh, mRotation); 8290 if (isDefaultDisplay) { 8291 // Not needed on non-default displays. 8292 mSystemDecorLayer = mPolicy.getSystemDecorLayerLw(); 8293 mScreenRect.set(0, 0, dw, dh); 8294 } 8295 8296 mPolicy.getContentRectLw(mTmpContentRect); 8297 displayContent.resize(mTmpContentRect); 8298 8299 int seq = mLayoutSeq+1; 8300 if (seq < 0) seq = 0; 8301 mLayoutSeq = seq; 8302 8303 boolean behindDream = false; 8304 8305 // First perform layout of any root windows (not attached 8306 // to another window). 8307 int topAttached = -1; 8308 for (i = N-1; i >= 0; i--) { 8309 final WindowState win = windows.get(i); 8310 8311 // Don't do layout of a window if it is not visible, or 8312 // soon won't be visible, to avoid wasting time and funky 8313 // changes while a window is animating away. 8314 final boolean gone = (behindDream && mPolicy.canBeForceHidden(win, win.mAttrs)) 8315 || win.isGoneForLayoutLw(); 8316 8317 if (DEBUG_LAYOUT && !win.mLayoutAttached) { 8318 Slog.v(TAG, "1ST PASS " + win 8319 + ": gone=" + gone + " mHaveFrame=" + win.mHaveFrame 8320 + " mLayoutAttached=" + win.mLayoutAttached 8321 + " screen changed=" + win.isConfigChanged()); 8322 final AppWindowToken atoken = win.mAppToken; 8323 if (gone) Slog.v(TAG, " GONE: mViewVisibility=" 8324 + win.mViewVisibility + " mRelayoutCalled=" 8325 + win.mRelayoutCalled + " hidden=" 8326 + win.mRootToken.hidden + " hiddenRequested=" 8327 + (atoken != null && atoken.hiddenRequested) 8328 + " mAttachedHidden=" + win.mAttachedHidden); 8329 else Slog.v(TAG, " VIS: mViewVisibility=" 8330 + win.mViewVisibility + " mRelayoutCalled=" 8331 + win.mRelayoutCalled + " hidden=" 8332 + win.mRootToken.hidden + " hiddenRequested=" 8333 + (atoken != null && atoken.hiddenRequested) 8334 + " mAttachedHidden=" + win.mAttachedHidden); 8335 } 8336 8337 // If this view is GONE, then skip it -- keep the current 8338 // frame, and let the caller know so they can ignore it 8339 // if they want. (We do the normal layout for INVISIBLE 8340 // windows, since that means "perform layout as normal, 8341 // just don't display"). 8342 if (!gone || !win.mHaveFrame || win.mLayoutNeeded 8343 || ((win.isConfigChanged() || win.setInsetsChanged()) && 8344 (win.mAttrs.type == TYPE_KEYGUARD || 8345 win.mAppToken != null && win.mAppToken.layoutConfigChanges)) 8346 || win.mAttrs.type == TYPE_UNIVERSE_BACKGROUND) { 8347 if (!win.mLayoutAttached) { 8348 if (initial) { 8349 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); 8350 win.mContentChanged = false; 8351 } 8352 if (win.mAttrs.type == TYPE_DREAM) { 8353 // Don't layout windows behind a dream, so that if it 8354 // does stuff like hide the status bar we won't get a 8355 // bad transition when it goes away. 8356 behindDream = true; 8357 } 8358 win.mLayoutNeeded = false; 8359 win.prelayout(); 8360 mPolicy.layoutWindowLw(win, win.mAttrs, null); 8361 win.mLayoutSeq = seq; 8362 if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" 8363 + win.mFrame + " mContainingFrame=" 8364 + win.mContainingFrame + " mDisplayFrame=" 8365 + win.mDisplayFrame); 8366 } else { 8367 if (topAttached < 0) topAttached = i; 8368 } 8369 } 8370 if (win.mViewVisibility == View.VISIBLE 8371 && win.mAttrs.type == TYPE_UNIVERSE_BACKGROUND 8372 && universeBackground == null) { 8373 universeBackground = win.mWinAnimator; 8374 } 8375 } 8376 8377 if (mAnimator.mUniverseBackground != universeBackground) { 8378 mFocusMayChange = true; 8379 mAnimator.mUniverseBackground = universeBackground; 8380 } 8381 8382 boolean attachedBehindDream = false; 8383 8384 // Now perform layout of attached windows, which usually 8385 // depend on the position of the window they are attached to. 8386 // XXX does not deal with windows that are attached to windows 8387 // that are themselves attached. 8388 for (i = topAttached; i >= 0; i--) { 8389 final WindowState win = windows.get(i); 8390 8391 if (win.mLayoutAttached) { 8392 if (DEBUG_LAYOUT) Slog.v(TAG, "2ND PASS " + win 8393 + " mHaveFrame=" + win.mHaveFrame 8394 + " mViewVisibility=" + win.mViewVisibility 8395 + " mRelayoutCalled=" + win.mRelayoutCalled); 8396 // If this view is GONE, then skip it -- keep the current 8397 // frame, and let the caller know so they can ignore it 8398 // if they want. (We do the normal layout for INVISIBLE 8399 // windows, since that means "perform layout as normal, 8400 // just don't display"). 8401 if (attachedBehindDream && mPolicy.canBeForceHidden(win, win.mAttrs)) { 8402 continue; 8403 } 8404 if ((win.mViewVisibility != View.GONE && win.mRelayoutCalled) 8405 || !win.mHaveFrame || win.mLayoutNeeded) { 8406 if (initial) { 8407 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); 8408 win.mContentChanged = false; 8409 } 8410 win.mLayoutNeeded = false; 8411 win.prelayout(); 8412 mPolicy.layoutWindowLw(win, win.mAttrs, win.mAttachedWindow); 8413 win.mLayoutSeq = seq; 8414 if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" 8415 + win.mFrame + " mContainingFrame=" 8416 + win.mContainingFrame + " mDisplayFrame=" 8417 + win.mDisplayFrame); 8418 } 8419 } else if (win.mAttrs.type == TYPE_DREAM) { 8420 // Don't layout windows behind a dream, so that if it 8421 // does stuff like hide the status bar we won't get a 8422 // bad transition when it goes away. 8423 attachedBehindDream = behindDream; 8424 } 8425 } 8426 8427 // Window frames may have changed. Tell the input dispatcher about it. 8428 mInputMonitor.setUpdateInputWindowsNeededLw(); 8429 if (updateInputWindows) { 8430 mInputMonitor.updateInputWindowsLw(false /*force*/); 8431 } 8432 8433 mPolicy.finishLayoutLw(); 8434 } 8435 8436 void makeWindowFreezingScreenIfNeededLocked(WindowState w) { 8437 // If the screen is currently frozen or off, then keep 8438 // it frozen/off until this window draws at its new 8439 // orientation. 8440 if (!okToDisplay()) { 8441 if (DEBUG_ORIENTATION) Slog.v(TAG, "Changing surface while display frozen: " + w); 8442 w.mOrientationChanging = true; 8443 w.mLastFreezeDuration = 0; 8444 mInnerFields.mOrientationChangeComplete = false; 8445 if (!mWindowsFreezingScreen) { 8446 mWindowsFreezingScreen = true; 8447 // XXX should probably keep timeout from 8448 // when we first froze the display. 8449 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 8450 mH.sendEmptyMessageDelayed(H.WINDOW_FREEZE_TIMEOUT, 8451 WINDOW_FREEZE_TIMEOUT_DURATION); 8452 } 8453 } 8454 } 8455 8456 /** 8457 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8458 * @param windows List of windows on default display. 8459 * @return bitmap indicating if another pass through layout must be made. 8460 */ 8461 public int handleAppTransitionReadyLocked(WindowList windows) { 8462 int changes = 0; 8463 int i; 8464 int NN = mOpeningApps.size(); 8465 boolean goodToGo = true; 8466 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8467 "Checking " + NN + " opening apps (frozen=" 8468 + mDisplayFrozen + " timeout=" 8469 + mAppTransition.isTimeout() + ")..."); 8470 if (!mDisplayFrozen && !mAppTransition.isTimeout()) { 8471 // If the display isn't frozen, wait to do anything until 8472 // all of the apps are ready. Otherwise just go because 8473 // we'll unfreeze the display when everyone is ready. 8474 for (i=0; i<NN && goodToGo; i++) { 8475 AppWindowToken wtoken = mOpeningApps.get(i); 8476 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8477 "Check opening app=" + wtoken + ": allDrawn=" 8478 + wtoken.allDrawn + " startingDisplayed=" 8479 + wtoken.startingDisplayed + " startingMoved=" 8480 + wtoken.startingMoved); 8481 if (!wtoken.allDrawn && !wtoken.startingDisplayed 8482 && !wtoken.startingMoved) { 8483 goodToGo = false; 8484 } 8485 } 8486 } 8487 if (goodToGo) { 8488 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "**** GOOD TO GO"); 8489 int transit = mAppTransition.getAppTransition(); 8490 if (mSkipAppTransitionAnimation) { 8491 transit = AppTransition.TRANSIT_UNSET; 8492 } 8493 mAppTransition.goodToGo(); 8494 mStartingIconInTransition = false; 8495 mSkipAppTransitionAnimation = false; 8496 8497 mH.removeMessages(H.APP_TRANSITION_TIMEOUT); 8498 8499 rebuildAppWindowListLocked(); 8500 8501 // if wallpaper is animating in or out set oldWallpaper to null else to wallpaper 8502 WindowState oldWallpaper = 8503 mWallpaperTarget != null && mWallpaperTarget.mWinAnimator.isAnimating() 8504 && !mWallpaperTarget.mWinAnimator.isDummyAnimation() 8505 ? null : mWallpaperTarget; 8506 8507 mInnerFields.mWallpaperMayChange = false; 8508 8509 // The top-most window will supply the layout params, 8510 // and we will determine it below. 8511 LayoutParams animLp = null; 8512 int bestAnimLayer = -1; 8513 boolean fullscreenAnim = false; 8514 8515 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8516 "New wallpaper target=" + mWallpaperTarget 8517 + ", oldWallpaper=" + oldWallpaper 8518 + ", lower target=" + mLowerWallpaperTarget 8519 + ", upper target=" + mUpperWallpaperTarget); 8520 8521 boolean openingAppHasWallpaper = false; 8522 boolean closingAppHasWallpaper = false; 8523 final AppWindowToken lowerWallpaperAppToken; 8524 final AppWindowToken upperWallpaperAppToken; 8525 if (mLowerWallpaperTarget == null) { 8526 lowerWallpaperAppToken = upperWallpaperAppToken = null; 8527 } else { 8528 lowerWallpaperAppToken = mLowerWallpaperTarget.mAppToken; 8529 upperWallpaperAppToken = mUpperWallpaperTarget.mAppToken; 8530 } 8531 8532 // Do a first pass through the tokens for two 8533 // things: 8534 // (1) Determine if both the closing and opening 8535 // app token sets are wallpaper targets, in which 8536 // case special animations are needed 8537 // (since the wallpaper needs to stay static 8538 // behind them). 8539 // (2) Find the layout params of the top-most 8540 // application window in the tokens, which is 8541 // what will control the animation theme. 8542 final int NC = mClosingApps.size(); 8543 NN = NC + mOpeningApps.size(); 8544 for (i=0; i<NN; i++) { 8545 final AppWindowToken wtoken; 8546 if (i < NC) { 8547 wtoken = mClosingApps.get(i); 8548 if (wtoken == lowerWallpaperAppToken || wtoken == upperWallpaperAppToken) { 8549 closingAppHasWallpaper = true; 8550 } 8551 } else { 8552 wtoken = mOpeningApps.get(i - NC); 8553 if (wtoken == lowerWallpaperAppToken || wtoken == upperWallpaperAppToken) { 8554 openingAppHasWallpaper = true; 8555 } 8556 } 8557 8558 if (wtoken.appFullscreen) { 8559 WindowState ws = wtoken.findMainWindow(); 8560 if (ws != null) { 8561 animLp = ws.mAttrs; 8562 bestAnimLayer = ws.mLayer; 8563 fullscreenAnim = true; 8564 } 8565 } else if (!fullscreenAnim) { 8566 WindowState ws = wtoken.findMainWindow(); 8567 if (ws != null) { 8568 if (ws.mLayer > bestAnimLayer) { 8569 animLp = ws.mAttrs; 8570 bestAnimLayer = ws.mLayer; 8571 } 8572 } 8573 } 8574 } 8575 8576 mAnimateWallpaperWithTarget = false; 8577 if (closingAppHasWallpaper && openingAppHasWallpaper) { 8578 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Wallpaper animation!"); 8579 switch (transit) { 8580 case AppTransition.TRANSIT_ACTIVITY_OPEN: 8581 case AppTransition.TRANSIT_TASK_OPEN: 8582 case AppTransition.TRANSIT_TASK_TO_FRONT: 8583 transit = AppTransition.TRANSIT_WALLPAPER_INTRA_OPEN; 8584 break; 8585 case AppTransition.TRANSIT_ACTIVITY_CLOSE: 8586 case AppTransition.TRANSIT_TASK_CLOSE: 8587 case AppTransition.TRANSIT_TASK_TO_BACK: 8588 transit = AppTransition.TRANSIT_WALLPAPER_INTRA_CLOSE; 8589 break; 8590 } 8591 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "New transit: " + transit); 8592 } else if ((oldWallpaper != null) && !mOpeningApps.isEmpty() 8593 && !mOpeningApps.contains(oldWallpaper.mAppToken)) { 8594 // We are transitioning from an activity with 8595 // a wallpaper to one without. 8596 transit = AppTransition.TRANSIT_WALLPAPER_CLOSE; 8597 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8598 "New transit away from wallpaper: " + transit); 8599 } else if (mWallpaperTarget != null && mWallpaperTarget.isVisibleLw()) { 8600 // We are transitioning from an activity without 8601 // a wallpaper to now showing the wallpaper 8602 transit = AppTransition.TRANSIT_WALLPAPER_OPEN; 8603 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8604 "New transit into wallpaper: " + transit); 8605 } else { 8606 mAnimateWallpaperWithTarget = true; 8607 } 8608 8609 // If all closing windows are obscured, then there is 8610 // no need to do an animation. This is the case, for 8611 // example, when this transition is being done behind 8612 // the lock screen. 8613 if (!mPolicy.allowAppAnimationsLw()) { 8614 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, 8615 "Animations disallowed by keyguard or dream."); 8616 animLp = null; 8617 } 8618 8619 AppWindowToken topOpeningApp = null; 8620 int topOpeningLayer = 0; 8621 8622 NN = mOpeningApps.size(); 8623 for (i=0; i<NN; i++) { 8624 AppWindowToken wtoken = mOpeningApps.get(i); 8625 final AppWindowAnimator appAnimator = wtoken.mAppAnimator; 8626 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Now opening app" + wtoken); 8627 appAnimator.clearThumbnail(); 8628 wtoken.inPendingTransaction = false; 8629 appAnimator.animation = null; 8630 setTokenVisibilityLocked(wtoken, animLp, true, transit, false); 8631 wtoken.updateReportedVisibilityLocked(); 8632 wtoken.waitingToShow = false; 8633 8634 appAnimator.mAllAppWinAnimators.clear(); 8635 final int N = wtoken.allAppWindows.size(); 8636 for (int j = 0; j < N; j++) { 8637 appAnimator.mAllAppWinAnimators.add(wtoken.allAppWindows.get(j).mWinAnimator); 8638 } 8639 mAnimator.mAnimating |= appAnimator.showAllWindowsLocked(); 8640 8641 if (animLp != null) { 8642 int layer = -1; 8643 for (int j=0; j<wtoken.windows.size(); j++) { 8644 WindowState win = wtoken.windows.get(j); 8645 if (win.mWinAnimator.mAnimLayer > layer) { 8646 layer = win.mWinAnimator.mAnimLayer; 8647 } 8648 } 8649 if (topOpeningApp == null || layer > topOpeningLayer) { 8650 topOpeningApp = wtoken; 8651 topOpeningLayer = layer; 8652 } 8653 } 8654 } 8655 NN = mClosingApps.size(); 8656 for (i=0; i<NN; i++) { 8657 AppWindowToken wtoken = mClosingApps.get(i); 8658 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Now closing app " + wtoken); 8659 wtoken.mAppAnimator.clearThumbnail(); 8660 wtoken.inPendingTransaction = false; 8661 wtoken.mAppAnimator.animation = null; 8662 setTokenVisibilityLocked(wtoken, animLp, false, transit, false); 8663 wtoken.updateReportedVisibilityLocked(); 8664 wtoken.waitingToHide = false; 8665 // Force the allDrawn flag, because we want to start 8666 // this guy's animations regardless of whether it's 8667 // gotten drawn. 8668 wtoken.allDrawn = true; 8669 wtoken.deferClearAllDrawn = false; 8670 } 8671 8672 AppWindowAnimator appAnimator = 8673 topOpeningApp == null ? null : topOpeningApp.mAppAnimator; 8674 Bitmap nextAppTransitionThumbnail = mAppTransition.getNextAppTransitionThumbnail(); 8675 if (nextAppTransitionThumbnail != null && appAnimator != null 8676 && appAnimator.animation != null) { 8677 // This thumbnail animation is very special, we need to have 8678 // an extra surface with the thumbnail included with the animation. 8679 Rect dirty = new Rect(0, 0, nextAppTransitionThumbnail.getWidth(), 8680 nextAppTransitionThumbnail.getHeight()); 8681 try { 8682 // TODO(multi-display): support other displays 8683 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 8684 final Display display = displayContent.getDisplay(); 8685 SurfaceControl surfaceControl = new SurfaceControl(mFxSession, 8686 "thumbnail anim", 8687 dirty.width(), dirty.height(), 8688 PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN); 8689 surfaceControl.setLayerStack(display.getLayerStack()); 8690 appAnimator.thumbnail = surfaceControl; 8691 if (SHOW_TRANSACTIONS) Slog.i(TAG, " THUMBNAIL " + surfaceControl + ": CREATE"); 8692 Surface drawSurface = new Surface(); 8693 drawSurface.copyFrom(surfaceControl); 8694 Canvas c = drawSurface.lockCanvas(dirty); 8695 c.drawBitmap(nextAppTransitionThumbnail, 0, 0, null); 8696 drawSurface.unlockCanvasAndPost(c); 8697 drawSurface.release(); 8698 appAnimator.thumbnailLayer = topOpeningLayer; 8699 DisplayInfo displayInfo = getDefaultDisplayInfoLocked(); 8700 Animation anim = mAppTransition.createThumbnailAnimationLocked( 8701 transit, true, true, displayInfo.appWidth, displayInfo.appHeight); 8702 appAnimator.thumbnailAnimation = anim; 8703 anim.restrictDuration(MAX_ANIMATION_DURATION); 8704 anim.scaleCurrentDuration(mTransitionAnimationScale); 8705 Point p = new Point(); 8706 mAppTransition.getStartingPoint(p); 8707 appAnimator.thumbnailX = p.x; 8708 appAnimator.thumbnailY = p.y; 8709 } catch (OutOfResourcesException e) { 8710 Slog.e(TAG, "Can't allocate thumbnail/Canvas surface w=" + dirty.width() 8711 + " h=" + dirty.height(), e); 8712 appAnimator.clearThumbnail(); 8713 } 8714 } 8715 8716 mAppTransition.postAnimationCallback(); 8717 mAppTransition.clear(); 8718 8719 mOpeningApps.clear(); 8720 mClosingApps.clear(); 8721 8722 // This has changed the visibility of windows, so perform 8723 // a new layout to get them all up-to-date. 8724 changes |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT 8725 | WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG; 8726 getDefaultDisplayContentLocked().layoutNeeded = true; 8727 8728 // TODO(multidisplay): IMEs are only supported on the default display. 8729 if (windows == getDefaultWindowListLocked() 8730 && !moveInputMethodWindowsIfNeededLocked(true)) { 8731 assignLayersLocked(windows); 8732 } 8733 updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, false /*updateInputWindows*/); 8734 mFocusMayChange = false; 8735 } 8736 8737 return changes; 8738 } 8739 8740 /** 8741 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8742 * @return bitmap indicating if another pass through layout must be made. 8743 */ 8744 private int handleAnimatingStoppedAndTransitionLocked() { 8745 int changes = 0; 8746 8747 mAppTransition.setIdle(); 8748 // Restore window app tokens to the ActivityManager views 8749 ArrayList<TaskStack> stacks = getDefaultDisplayContentLocked().getStacks(); 8750 for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { 8751 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8752 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 8753 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8754 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8755 tokens.get(tokenNdx).sendingToBottom = false; 8756 } 8757 } 8758 } 8759 rebuildAppWindowListLocked(); 8760 8761 changes |= PhoneWindowManager.FINISH_LAYOUT_REDO_LAYOUT; 8762 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 8763 "Wallpaper layer changed: assigning layers + relayout"); 8764 moveInputMethodWindowsIfNeededLocked(true); 8765 mInnerFields.mWallpaperMayChange = true; 8766 // Since the window list has been rebuilt, focus might 8767 // have to be recomputed since the actual order of windows 8768 // might have changed again. 8769 mFocusMayChange = true; 8770 8771 return changes; 8772 } 8773 8774 private void updateResizingWindows(final WindowState w) { 8775 final WindowStateAnimator winAnimator = w.mWinAnimator; 8776 if (w.mHasSurface && w.mLayoutSeq == mLayoutSeq) { 8777 w.setInsetsChanged(); 8778 boolean configChanged = w.isConfigChanged(); 8779 if (DEBUG_CONFIGURATION && configChanged) { 8780 Slog.v(TAG, "Win " + w + " config changed: " 8781 + mCurConfiguration); 8782 } 8783 if (localLOGV) Slog.v(TAG, "Resizing " + w 8784 + ": configChanged=" + configChanged 8785 + " last=" + w.mLastFrame + " frame=" + w.mFrame); 8786 w.mLastFrame.set(w.mFrame); 8787 if (w.mContentInsetsChanged 8788 || w.mVisibleInsetsChanged 8789 || winAnimator.mSurfaceResized 8790 || configChanged) { 8791 if (DEBUG_RESIZE || DEBUG_ORIENTATION) { 8792 Slog.v(TAG, "Resize reasons for w=" + w + ": " 8793 + " contentInsetsChanged=" + w.mContentInsetsChanged 8794 + " " + w.mContentInsets.toShortString() 8795 + " visibleInsetsChanged=" + w.mVisibleInsetsChanged 8796 + " " + w.mVisibleInsets.toShortString() 8797 + " surfaceResized=" + winAnimator.mSurfaceResized 8798 + " configChanged=" + configChanged); 8799 } 8800 8801 w.mLastOverscanInsets.set(w.mOverscanInsets); 8802 w.mLastContentInsets.set(w.mContentInsets); 8803 w.mLastVisibleInsets.set(w.mVisibleInsets); 8804 makeWindowFreezingScreenIfNeededLocked(w); 8805 // If the orientation is changing, then we need to 8806 // hold off on unfreezing the display until this 8807 // window has been redrawn; to do that, we need 8808 // to go through the process of getting informed 8809 // by the application when it has finished drawing. 8810 if (w.mOrientationChanging) { 8811 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM || DEBUG_ORIENTATION) Slog.v(TAG, 8812 "Orientation start waiting for draw mDrawState=DRAW_PENDING in " 8813 + w + ", surface " + winAnimator.mSurfaceControl); 8814 winAnimator.mDrawState = WindowStateAnimator.DRAW_PENDING; 8815 if (w.mAppToken != null) { 8816 w.mAppToken.allDrawn = false; 8817 w.mAppToken.deferClearAllDrawn = false; 8818 } 8819 } 8820 if (!mResizingWindows.contains(w)) { 8821 if (DEBUG_RESIZE || DEBUG_ORIENTATION) Slog.v(TAG, 8822 "Resizing window " + w + " to " + winAnimator.mSurfaceW 8823 + "x" + winAnimator.mSurfaceH); 8824 mResizingWindows.add(w); 8825 } 8826 } else if (w.mOrientationChanging) { 8827 if (w.isDrawnLw()) { 8828 if (DEBUG_ORIENTATION) Slog.v(TAG, 8829 "Orientation not waiting for draw in " 8830 + w + ", surface " + winAnimator.mSurfaceControl); 8831 w.mOrientationChanging = false; 8832 w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() 8833 - mDisplayFreezeTime); 8834 } 8835 } 8836 } 8837 } 8838 8839 /** 8840 * Extracted from {@link #performLayoutAndPlaceSurfacesLockedInner} to reduce size of method. 8841 * 8842 * @param w WindowState this method is applied to. 8843 * @param currentTime The time which animations use for calculating transitions. 8844 * @param innerDw Width of app window. 8845 * @param innerDh Height of app window. 8846 */ 8847 private void handleNotObscuredLocked(final WindowState w, final long currentTime, 8848 final int innerDw, final int innerDh) { 8849 final WindowManager.LayoutParams attrs = w.mAttrs; 8850 final int attrFlags = attrs.flags; 8851 final boolean canBeSeen = w.isDisplayedLw(); 8852 final boolean opaqueDrawn = canBeSeen && w.isOpaqueDrawn(); 8853 8854 if (opaqueDrawn && w.isFullscreen(innerDw, innerDh)) { 8855 // This window completely covers everything behind it, 8856 // so we want to leave all of them as undimmed (for 8857 // performance reasons). 8858 mInnerFields.mObscured = true; 8859 } 8860 8861 if (w.mHasSurface) { 8862 if ((attrFlags&FLAG_KEEP_SCREEN_ON) != 0) { 8863 mInnerFields.mHoldScreen = w.mSession; 8864 } 8865 if (!mInnerFields.mSyswin && w.mAttrs.screenBrightness >= 0 8866 && mInnerFields.mScreenBrightness < 0) { 8867 mInnerFields.mScreenBrightness = w.mAttrs.screenBrightness; 8868 } 8869 if (!mInnerFields.mSyswin && w.mAttrs.buttonBrightness >= 0 8870 && mInnerFields.mButtonBrightness < 0) { 8871 mInnerFields.mButtonBrightness = w.mAttrs.buttonBrightness; 8872 } 8873 if (!mInnerFields.mSyswin && w.mAttrs.userActivityTimeout >= 0 8874 && mInnerFields.mUserActivityTimeout < 0) { 8875 mInnerFields.mUserActivityTimeout = w.mAttrs.userActivityTimeout; 8876 } 8877 8878 final int type = attrs.type; 8879 if (canBeSeen 8880 && (type == TYPE_SYSTEM_DIALOG 8881 || type == TYPE_RECENTS_OVERLAY 8882 || type == TYPE_KEYGUARD 8883 || type == TYPE_SYSTEM_ERROR)) { 8884 mInnerFields.mSyswin = true; 8885 } 8886 8887 if (canBeSeen) { 8888 // This function assumes that the contents of the default display are 8889 // processed first before secondary displays. 8890 final DisplayContent displayContent = w.getDisplayContent(); 8891 if (displayContent != null && displayContent.isDefaultDisplay) { 8892 // While a dream or keyguard is showing, obscure ordinary application 8893 // content on secondary displays (by forcibly enabling mirroring unless 8894 // there is other content we want to show) but still allow opaque 8895 // keyguard dialogs to be shown. 8896 if (type == TYPE_DREAM || type == TYPE_KEYGUARD) { 8897 mInnerFields.mObscureApplicationContentOnSecondaryDisplays = true; 8898 } 8899 mInnerFields.mDisplayHasContent = true; 8900 } else if (displayContent != null && 8901 (!mInnerFields.mObscureApplicationContentOnSecondaryDisplays 8902 || (mInnerFields.mObscured && type == TYPE_KEYGUARD_DIALOG))) { 8903 // Allow full screen keyguard presentation dialogs to be seen. 8904 mInnerFields.mDisplayHasContent = true; 8905 } 8906 } 8907 } 8908 } 8909 8910 private void handleFlagDimBehind(WindowState w) { 8911 final WindowManager.LayoutParams attrs = w.mAttrs; 8912 if ((attrs.flags & FLAG_DIM_BEHIND) != 0 8913 && w.isDisplayedLw() 8914 && !w.mExiting) { 8915 final WindowStateAnimator winAnimator = w.mWinAnimator; 8916 final TaskStack stack = w.getStack(); 8917 stack.setDimmingTag(); 8918 if (!stack.isDimming(winAnimator)) { 8919 if (localLOGV) Slog.v(TAG, "Win " + w + " start dimming."); 8920 stack.startDimmingIfNeeded(winAnimator); 8921 } 8922 } 8923 } 8924 8925 private void updateAllDrawnLocked(DisplayContent displayContent) { 8926 // See if any windows have been drawn, so they (and others 8927 // associated with them) can now be shown. 8928 ArrayList<TaskStack> stacks = displayContent.getStacks(); 8929 for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { 8930 final ArrayList<Task> tasks = stacks.get(stackNdx).getTasks(); 8931 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 8932 final AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 8933 for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8934 final AppWindowToken wtoken = tokens.get(tokenNdx); 8935 if (!wtoken.allDrawn) { 8936 int numInteresting = wtoken.numInterestingWindows; 8937 if (numInteresting > 0 && wtoken.numDrawnWindows >= numInteresting) { 8938 if (DEBUG_VISIBILITY) Slog.v(TAG, 8939 "allDrawn: " + wtoken 8940 + " interesting=" + numInteresting 8941 + " drawn=" + wtoken.numDrawnWindows); 8942 wtoken.allDrawn = true; 8943 mH.obtainMessage(H.NOTIFY_ACTIVITY_DRAWN, wtoken.token).sendToTarget(); 8944 } 8945 } 8946 } 8947 } 8948 } 8949 } 8950 8951 // "Something has changed! Let's make it correct now." 8952 private final void performLayoutAndPlaceSurfacesLockedInner(boolean recoveringMemory) { 8953 if (DEBUG_WINDOW_TRACE) { 8954 Slog.v(TAG, "performLayoutAndPlaceSurfacesLockedInner: entry. Called by " 8955 + Debug.getCallers(3)); 8956 } 8957 8958 final long currentTime = SystemClock.uptimeMillis(); 8959 8960 int i; 8961 8962 if (mFocusMayChange) { 8963 mFocusMayChange = false; 8964 updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, 8965 false /*updateInputWindows*/); 8966 } 8967 8968 // Initialize state of exiting tokens. 8969 final int numDisplays = mDisplayContents.size(); 8970 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 8971 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 8972 for (i=displayContent.mExitingTokens.size()-1; i>=0; i--) { 8973 displayContent.mExitingTokens.get(i).hasVisible = false; 8974 } 8975 } 8976 8977 for (int stackNdx = mStackIdToStack.size() - 1; stackNdx >= 0; --stackNdx) { 8978 // Initialize state of exiting applications. 8979 final AppTokenList exitingAppTokens = 8980 mStackIdToStack.valueAt(stackNdx).mExitingAppTokens; 8981 for (int tokenNdx = exitingAppTokens.size() - 1; tokenNdx >= 0; --tokenNdx) { 8982 exitingAppTokens.get(tokenNdx).hasVisible = false; 8983 } 8984 } 8985 8986 mInnerFields.mHoldScreen = null; 8987 mInnerFields.mScreenBrightness = -1; 8988 mInnerFields.mButtonBrightness = -1; 8989 mInnerFields.mUserActivityTimeout = -1; 8990 mInnerFields.mObscureApplicationContentOnSecondaryDisplays = false; 8991 8992 mTransactionSequence++; 8993 8994 final DisplayContent defaultDisplay = getDefaultDisplayContentLocked(); 8995 final DisplayInfo defaultInfo = defaultDisplay.getDisplayInfo(); 8996 final int defaultDw = defaultInfo.logicalWidth; 8997 final int defaultDh = defaultInfo.logicalHeight; 8998 8999 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 9000 ">>> OPEN TRANSACTION performLayoutAndPlaceSurfaces"); 9001 SurfaceControl.openTransaction(); 9002 try { 9003 9004 if (mWatermark != null) { 9005 mWatermark.positionSurface(defaultDw, defaultDh); 9006 } 9007 if (mStrictModeFlash != null) { 9008 mStrictModeFlash.positionSurface(defaultDw, defaultDh); 9009 } 9010 9011 boolean focusDisplayed = false; 9012 9013 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9014 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9015 boolean updateAllDrawn = false; 9016 WindowList windows = displayContent.getWindowList(); 9017 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 9018 final int displayId = displayContent.getDisplayId(); 9019 final int dw = displayInfo.logicalWidth; 9020 final int dh = displayInfo.logicalHeight; 9021 final int innerDw = displayInfo.appWidth; 9022 final int innerDh = displayInfo.appHeight; 9023 final boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY); 9024 9025 // Reset for each display. 9026 mInnerFields.mDisplayHasContent = false; 9027 9028 int repeats = 0; 9029 do { 9030 repeats++; 9031 if (repeats > 6) { 9032 Slog.w(TAG, "Animation repeat aborted after too many iterations"); 9033 displayContent.layoutNeeded = false; 9034 break; 9035 } 9036 9037 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("On entry to LockedInner", 9038 displayContent.pendingLayoutChanges); 9039 9040 if ((displayContent.pendingLayoutChanges & 9041 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER) != 0 && 9042 (adjustWallpaperWindowsLocked() & 9043 ADJUST_WALLPAPER_LAYERS_CHANGED) != 0) { 9044 assignLayersLocked(windows); 9045 displayContent.layoutNeeded = true; 9046 } 9047 9048 if (isDefaultDisplay && (displayContent.pendingLayoutChanges 9049 & WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG) != 0) { 9050 if (DEBUG_LAYOUT) Slog.v(TAG, "Computing new config from layout"); 9051 if (updateOrientationFromAppTokensLocked(true)) { 9052 displayContent.layoutNeeded = true; 9053 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 9054 } 9055 } 9056 9057 if ((displayContent.pendingLayoutChanges 9058 & WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT) != 0) { 9059 displayContent.layoutNeeded = true; 9060 } 9061 9062 // FIRST LOOP: Perform a layout, if needed. 9063 if (repeats < 4) { 9064 performLayoutLockedInner(displayContent, repeats == 1, 9065 false /*updateInputWindows*/); 9066 } else { 9067 Slog.w(TAG, "Layout repeat skipped after too many iterations"); 9068 } 9069 9070 // FIRST AND ONE HALF LOOP: Make WindowManagerPolicy think 9071 // it is animating. 9072 displayContent.pendingLayoutChanges = 0; 9073 9074 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("loop number " 9075 + mLayoutRepeatCount, displayContent.pendingLayoutChanges); 9076 9077 if (isDefaultDisplay) { 9078 mPolicy.beginPostLayoutPolicyLw(dw, dh); 9079 for (i = windows.size() - 1; i >= 0; i--) { 9080 WindowState w = windows.get(i); 9081 if (w.mHasSurface) { 9082 mPolicy.applyPostLayoutPolicyLw(w, w.mAttrs); 9083 } 9084 } 9085 displayContent.pendingLayoutChanges |= mPolicy.finishPostLayoutPolicyLw(); 9086 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats( 9087 "after finishPostLayoutPolicyLw", displayContent.pendingLayoutChanges); 9088 } 9089 } while (displayContent.pendingLayoutChanges != 0); 9090 9091 mInnerFields.mObscured = false; 9092 mInnerFields.mSyswin = false; 9093 displayContent.resetDimming(); 9094 9095 // Only used if default window 9096 final boolean someoneLosingFocus = !mLosingFocus.isEmpty(); 9097 9098 final int N = windows.size(); 9099 for (i=N-1; i>=0; i--) { 9100 WindowState w = windows.get(i); 9101 final TaskStack stack = w.getStack(); 9102 if (stack == null) { 9103 continue; 9104 } 9105 9106 final boolean obscuredChanged = w.mObscured != mInnerFields.mObscured; 9107 9108 // Update effect. 9109 w.mObscured = mInnerFields.mObscured; 9110 if (!mInnerFields.mObscured) { 9111 handleNotObscuredLocked(w, currentTime, innerDw, innerDh); 9112 } 9113 9114 if (!stack.testDimmingTag()) { 9115 handleFlagDimBehind(w); 9116 } 9117 9118 if (isDefaultDisplay && obscuredChanged && (mWallpaperTarget == w) 9119 && w.isVisibleLw()) { 9120 // This is the wallpaper target and its obscured state 9121 // changed... make sure the current wallaper's visibility 9122 // has been updated accordingly. 9123 updateWallpaperVisibilityLocked(); 9124 } 9125 9126 final WindowStateAnimator winAnimator = w.mWinAnimator; 9127 9128 // If the window has moved due to its containing 9129 // content frame changing, then we'd like to animate 9130 // it. 9131 if (w.mHasSurface && w.shouldAnimateMove()) { 9132 // Frame has moved, containing content frame 9133 // has also moved, and we're not currently animating... 9134 // let's do something. 9135 Animation a = AnimationUtils.loadAnimation(mContext, 9136 com.android.internal.R.anim.window_move_from_decor); 9137 winAnimator.setAnimation(a); 9138 winAnimator.mAnimDw = w.mLastFrame.left - w.mFrame.left; 9139 winAnimator.mAnimDh = w.mLastFrame.top - w.mFrame.top; 9140 try { 9141 w.mClient.moved(w.mFrame.left, w.mFrame.top); 9142 } catch (RemoteException e) { 9143 } 9144 } 9145 9146 //Slog.i(TAG, "Window " + this + " clearing mContentChanged - done placing"); 9147 w.mContentChanged = false; 9148 9149 // Moved from updateWindowsAndWallpaperLocked(). 9150 if (w.mHasSurface) { 9151 // Take care of the window being ready to display. 9152 final boolean committed = 9153 winAnimator.commitFinishDrawingLocked(currentTime); 9154 if (isDefaultDisplay && committed) { 9155 if (w.mAttrs.type == TYPE_DREAM) { 9156 // HACK: When a dream is shown, it may at that 9157 // point hide the lock screen. So we need to 9158 // redo the layout to let the phone window manager 9159 // make this happen. 9160 displayContent.pendingLayoutChanges |= 9161 WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9162 if (DEBUG_LAYOUT_REPEATS) { 9163 debugLayoutRepeats( 9164 "dream and commitFinishDrawingLocked true", 9165 displayContent.pendingLayoutChanges); 9166 } 9167 } 9168 if ((w.mAttrs.flags & FLAG_SHOW_WALLPAPER) != 0) { 9169 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, 9170 "First draw done in potential wallpaper target " + w); 9171 mInnerFields.mWallpaperMayChange = true; 9172 displayContent.pendingLayoutChanges |= 9173 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9174 if (DEBUG_LAYOUT_REPEATS) { 9175 debugLayoutRepeats( 9176 "wallpaper and commitFinishDrawingLocked true", 9177 displayContent.pendingLayoutChanges); 9178 } 9179 } 9180 } 9181 9182 winAnimator.setSurfaceBoundariesLocked(recoveringMemory); 9183 9184 final AppWindowToken atoken = w.mAppToken; 9185 if (DEBUG_STARTING_WINDOW && atoken != null 9186 && w == atoken.startingWindow) { 9187 Slog.d(TAG, "updateWindows: starting " + w + " isOnScreen=" 9188 + w.isOnScreen() + " allDrawn=" + atoken.allDrawn 9189 + " freezingScreen=" + atoken.mAppAnimator.freezingScreen); 9190 } 9191 if (atoken != null 9192 && (!atoken.allDrawn || atoken.mAppAnimator.freezingScreen)) { 9193 if (atoken.lastTransactionSequence != mTransactionSequence) { 9194 atoken.lastTransactionSequence = mTransactionSequence; 9195 atoken.numInterestingWindows = atoken.numDrawnWindows = 0; 9196 atoken.startingDisplayed = false; 9197 } 9198 if ((w.isOnScreen() || winAnimator.mAttrType == TYPE_BASE_APPLICATION) 9199 && !w.mExiting && !w.mDestroying) { 9200 if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) { 9201 Slog.v(TAG, "Eval win " + w + ": isDrawn=" + w.isDrawnLw() 9202 + ", isAnimating=" + winAnimator.isAnimating()); 9203 if (!w.isDrawnLw()) { 9204 Slog.v(TAG, "Not displayed: s=" + winAnimator.mSurfaceControl 9205 + " pv=" + w.mPolicyVisibility 9206 + " mDrawState=" + winAnimator.mDrawState 9207 + " ah=" + w.mAttachedHidden 9208 + " th=" + atoken.hiddenRequested 9209 + " a=" + winAnimator.mAnimating); 9210 } 9211 } 9212 if (w != atoken.startingWindow) { 9213 if (!atoken.mAppAnimator.freezingScreen || !w.mAppFreezing) { 9214 atoken.numInterestingWindows++; 9215 if (w.isDrawnLw()) { 9216 atoken.numDrawnWindows++; 9217 if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) Slog.v(TAG, 9218 "tokenMayBeDrawn: " + atoken 9219 + " freezingScreen=" + atoken.mAppAnimator.freezingScreen 9220 + " mAppFreezing=" + w.mAppFreezing); 9221 updateAllDrawn = true; 9222 } 9223 } 9224 } else if (w.isDrawnLw()) { 9225 atoken.startingDisplayed = true; 9226 } 9227 } 9228 } 9229 } 9230 9231 if (isDefaultDisplay && someoneLosingFocus && (w == mCurrentFocus) 9232 && w.isDisplayedLw()) { 9233 focusDisplayed = true; 9234 } 9235 9236 updateResizingWindows(w); 9237 } 9238 9239 mDisplayManagerInternal.setDisplayHasContent(displayId, 9240 mInnerFields.mDisplayHasContent, 9241 true /* inTraversal, must call performTraversalInTrans... below */); 9242 9243 getDisplayContentLocked(displayId).stopDimmingIfNeeded(); 9244 9245 if (updateAllDrawn) { 9246 updateAllDrawnLocked(displayContent); 9247 } 9248 } 9249 9250 if (focusDisplayed) { 9251 mH.sendEmptyMessage(H.REPORT_LOSING_FOCUS); 9252 } 9253 9254 // Give the display manager a chance to adjust properties 9255 // like display rotation if it needs to. 9256 mDisplayManagerInternal.performTraversalInTransactionFromWindowManager(); 9257 9258 } catch (RuntimeException e) { 9259 Log.wtf(TAG, "Unhandled exception in Window Manager", e); 9260 } finally { 9261 SurfaceControl.closeTransaction(); 9262 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 9263 "<<< CLOSE TRANSACTION performLayoutAndPlaceSurfaces"); 9264 } 9265 9266 final WindowList defaultWindows = defaultDisplay.getWindowList(); 9267 9268 // If we are ready to perform an app transition, check through 9269 // all of the app tokens to be shown and see if they are ready 9270 // to go. 9271 if (mAppTransition.isReady()) { 9272 defaultDisplay.pendingLayoutChanges |= handleAppTransitionReadyLocked(defaultWindows); 9273 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after handleAppTransitionReadyLocked", 9274 defaultDisplay.pendingLayoutChanges); 9275 } 9276 9277 if (!mAnimator.mAnimating && mAppTransition.isRunning()) { 9278 // We have finished the animation of an app transition. To do 9279 // this, we have delayed a lot of operations like showing and 9280 // hiding apps, moving apps in Z-order, etc. The app token list 9281 // reflects the correct Z-order, but the window list may now 9282 // be out of sync with it. So here we will just rebuild the 9283 // entire app window list. Fun! 9284 defaultDisplay.pendingLayoutChanges |= handleAnimatingStoppedAndTransitionLocked(); 9285 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after handleAnimStopAndXitionLock", 9286 defaultDisplay.pendingLayoutChanges); 9287 } 9288 9289 if (mInnerFields.mWallpaperForceHidingChanged && defaultDisplay.pendingLayoutChanges == 0 9290 && !mAppTransition.isReady()) { 9291 // At this point, there was a window with a wallpaper that 9292 // was force hiding other windows behind it, but now it 9293 // is going away. This may be simple -- just animate 9294 // away the wallpaper and its window -- or it may be 9295 // hard -- the wallpaper now needs to be shown behind 9296 // something that was hidden. 9297 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9298 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("after animateAwayWallpaperLocked", 9299 defaultDisplay.pendingLayoutChanges); 9300 } 9301 mInnerFields.mWallpaperForceHidingChanged = false; 9302 9303 if (mInnerFields.mWallpaperMayChange) { 9304 if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "Wallpaper may change! Adjusting"); 9305 defaultDisplay.pendingLayoutChanges |= 9306 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9307 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("WallpaperMayChange", 9308 defaultDisplay.pendingLayoutChanges); 9309 } 9310 9311 if (mFocusMayChange) { 9312 mFocusMayChange = false; 9313 if (updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, 9314 false /*updateInputWindows*/)) { 9315 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; 9316 } 9317 } 9318 9319 if (needsLayout()) { 9320 defaultDisplay.pendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9321 if (DEBUG_LAYOUT_REPEATS) debugLayoutRepeats("mLayoutNeeded", 9322 defaultDisplay.pendingLayoutChanges); 9323 } 9324 9325 for (i = mResizingWindows.size() - 1; i >= 0; i--) { 9326 WindowState win = mResizingWindows.get(i); 9327 if (win.mAppFreezing) { 9328 // Don't remove this window until rotation has completed. 9329 continue; 9330 } 9331 win.reportResized(); 9332 mResizingWindows.remove(i); 9333 } 9334 9335 if (DEBUG_ORIENTATION && mDisplayFrozen) Slog.v(TAG, 9336 "With display frozen, orientationChangeComplete=" 9337 + mInnerFields.mOrientationChangeComplete); 9338 if (mInnerFields.mOrientationChangeComplete) { 9339 if (mWindowsFreezingScreen) { 9340 mWindowsFreezingScreen = false; 9341 mLastFinishedFreezeSource = mInnerFields.mLastWindowFreezeSource; 9342 mH.removeMessages(H.WINDOW_FREEZE_TIMEOUT); 9343 } 9344 stopFreezingDisplayLocked(); 9345 } 9346 9347 // Destroy the surface of any windows that are no longer visible. 9348 boolean wallpaperDestroyed = false; 9349 i = mDestroySurface.size(); 9350 if (i > 0) { 9351 do { 9352 i--; 9353 WindowState win = mDestroySurface.get(i); 9354 win.mDestroying = false; 9355 if (mInputMethodWindow == win) { 9356 mInputMethodWindow = null; 9357 } 9358 if (win == mWallpaperTarget) { 9359 wallpaperDestroyed = true; 9360 } 9361 win.mWinAnimator.destroySurfaceLocked(); 9362 } while (i > 0); 9363 mDestroySurface.clear(); 9364 } 9365 9366 // Time to remove any exiting tokens? 9367 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9368 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9369 ArrayList<WindowToken> exitingTokens = displayContent.mExitingTokens; 9370 for (i = exitingTokens.size() - 1; i >= 0; i--) { 9371 WindowToken token = exitingTokens.get(i); 9372 if (!token.hasVisible) { 9373 exitingTokens.remove(i); 9374 if (token.windowType == TYPE_WALLPAPER) { 9375 mWallpaperTokens.remove(token); 9376 } 9377 } 9378 } 9379 } 9380 9381 // Time to remove any exiting applications? 9382 for (int stackNdx = mStackIdToStack.size() - 1; stackNdx >= 0; --stackNdx) { 9383 // Initialize state of exiting applications. 9384 final AppTokenList exitingAppTokens = 9385 mStackIdToStack.valueAt(stackNdx).mExitingAppTokens; 9386 for (i = exitingAppTokens.size() - 1; i >= 0; i--) { 9387 AppWindowToken token = exitingAppTokens.get(i); 9388 if (!token.hasVisible && !mClosingApps.contains(token)) { 9389 // Make sure there is no animation running on this token, 9390 // so any windows associated with it will be removed as 9391 // soon as their animations are complete 9392 token.mAppAnimator.clearAnimation(); 9393 token.mAppAnimator.animating = false; 9394 if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG, 9395 "performLayout: App token exiting now removed" + token); 9396 removeAppFromTaskLocked(token); 9397 exitingAppTokens.remove(i); 9398 } 9399 } 9400 } 9401 9402 if (!mAnimator.mAnimating && mRelayoutWhileAnimating.size() > 0) { 9403 for (int j=mRelayoutWhileAnimating.size()-1; j>=0; j--) { 9404 try { 9405 mRelayoutWhileAnimating.get(j).mClient.doneAnimating(); 9406 } catch (RemoteException e) { 9407 } 9408 } 9409 mRelayoutWhileAnimating.clear(); 9410 } 9411 9412 if (wallpaperDestroyed) { 9413 defaultDisplay.pendingLayoutChanges |= 9414 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 9415 defaultDisplay.layoutNeeded = true; 9416 } 9417 9418 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9419 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9420 if (displayContent.pendingLayoutChanges != 0) { 9421 displayContent.layoutNeeded = true; 9422 } 9423 } 9424 9425 // Finally update all input windows now that the window changes have stabilized. 9426 mInputMonitor.updateInputWindowsLw(true /*force*/); 9427 9428 setHoldScreenLocked(mInnerFields.mHoldScreen); 9429 if (!mDisplayFrozen) { 9430 if (mInnerFields.mScreenBrightness < 0 || mInnerFields.mScreenBrightness > 1.0f) { 9431 mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager(-1); 9432 } else { 9433 mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager( 9434 toBrightnessOverride(mInnerFields.mScreenBrightness)); 9435 } 9436 if (mInnerFields.mButtonBrightness < 0 || mInnerFields.mButtonBrightness > 1.0f) { 9437 mPowerManagerInternal.setButtonBrightnessOverrideFromWindowManager(-1); 9438 } else { 9439 mPowerManagerInternal.setButtonBrightnessOverrideFromWindowManager( 9440 toBrightnessOverride(mInnerFields.mButtonBrightness)); 9441 } 9442 mPowerManagerInternal.setUserActivityTimeoutOverrideFromWindowManager( 9443 mInnerFields.mUserActivityTimeout); 9444 } 9445 9446 if (mTurnOnScreen) { 9447 if (DEBUG_VISIBILITY) Slog.v(TAG, "Turning screen on after layout!"); 9448 mPowerManager.wakeUp(SystemClock.uptimeMillis()); 9449 mTurnOnScreen = false; 9450 } 9451 9452 if (mInnerFields.mUpdateRotation) { 9453 if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); 9454 if (updateRotationUncheckedLocked(false)) { 9455 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 9456 } else { 9457 mInnerFields.mUpdateRotation = false; 9458 } 9459 } 9460 9461 if (mInnerFields.mOrientationChangeComplete && !defaultDisplay.layoutNeeded 9462 && !mInnerFields.mUpdateRotation) { 9463 checkDrawnWindowsLocked(); 9464 } 9465 9466 final int N = mPendingRemove.size(); 9467 if (N > 0) { 9468 if (mPendingRemoveTmp.length < N) { 9469 mPendingRemoveTmp = new WindowState[N+10]; 9470 } 9471 mPendingRemove.toArray(mPendingRemoveTmp); 9472 mPendingRemove.clear(); 9473 DisplayContentList displayList = new DisplayContentList(); 9474 for (i = 0; i < N; i++) { 9475 WindowState w = mPendingRemoveTmp[i]; 9476 removeWindowInnerLocked(w.mSession, w); 9477 final DisplayContent displayContent = w.getDisplayContent(); 9478 if (displayContent != null && !displayList.contains(displayContent)) { 9479 displayList.add(displayContent); 9480 } 9481 } 9482 9483 for (DisplayContent displayContent : displayList) { 9484 assignLayersLocked(displayContent.getWindowList()); 9485 displayContent.layoutNeeded = true; 9486 } 9487 } 9488 9489 // Remove all deferred Stacks, tasks, and activities. 9490 for (int stackNdx = mPendingStacksRemove.size() - 1; stackNdx >= 0; --stackNdx) { 9491 mPendingStacksRemove.removeAt(stackNdx).checkForDeferredActions(); 9492 } 9493 9494 setFocusedStackFrame(); 9495 9496 // Check to see if we are now in a state where the screen should 9497 // be enabled, because the window obscured flags have changed. 9498 enableScreenIfNeededLocked(); 9499 9500 scheduleAnimationLocked(); 9501 9502 if (DEBUG_WINDOW_TRACE) { 9503 Slog.e(TAG, "performLayoutAndPlaceSurfacesLockedInner exit: animating=" 9504 + mAnimator.mAnimating); 9505 } 9506 } 9507 9508 private int toBrightnessOverride(float value) { 9509 return (int)(value * PowerManager.BRIGHTNESS_ON); 9510 } 9511 9512 void checkDrawnWindowsLocked() { 9513 if (mWaitingForDrawn.size() > 0) { 9514 for (int j=mWaitingForDrawn.size()-1; j>=0; j--) { 9515 Pair<WindowState, IRemoteCallback> pair = mWaitingForDrawn.get(j); 9516 WindowState win = pair.first; 9517 //Slog.i(TAG, "Waiting for drawn " + win + ": removed=" 9518 // + win.mRemoved + " visible=" + win.isVisibleLw() 9519 // + " shown=" + win.mSurfaceShown); 9520 if (win.mRemoved) { 9521 // Window has been removed; no draw will now happen, so stop waiting. 9522 Slog.w(TAG, "Aborted waiting for drawn: " + pair.first); 9523 try { 9524 pair.second.sendResult(null); 9525 } catch (RemoteException e) { 9526 } 9527 mWaitingForDrawn.remove(pair); 9528 mH.removeMessages(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9529 } else if (win.mWinAnimator.mSurfaceShown) { 9530 // Window is now drawn (and shown). 9531 try { 9532 pair.second.sendResult(null); 9533 } catch (RemoteException e) { 9534 } 9535 mWaitingForDrawn.remove(pair); 9536 mH.removeMessages(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9537 } 9538 } 9539 } 9540 } 9541 9542 @Override 9543 public boolean waitForWindowDrawn(IBinder token, IRemoteCallback callback) { 9544 if (token != null && callback != null) { 9545 synchronized (mWindowMap) { 9546 WindowState win = windowForClientLocked(null, token, true); 9547 if (win != null) { 9548 Pair<WindowState, IRemoteCallback> pair = 9549 new Pair<WindowState, IRemoteCallback>(win, callback); 9550 Message m = mH.obtainMessage(H.WAITING_FOR_DRAWN_TIMEOUT, pair); 9551 mH.sendMessageDelayed(m, 2000); 9552 mWaitingForDrawn.add(pair); 9553 checkDrawnWindowsLocked(); 9554 return true; 9555 } 9556 Slog.i(TAG, "waitForWindowDrawn: win null"); 9557 } 9558 } 9559 return false; 9560 } 9561 9562 void setHoldScreenLocked(final Session newHoldScreen) { 9563 final boolean hold = newHoldScreen != null; 9564 9565 if (hold && mHoldingScreenOn != newHoldScreen) { 9566 mHoldingScreenWakeLock.setWorkSource(new WorkSource(newHoldScreen.mUid)); 9567 } 9568 mHoldingScreenOn = newHoldScreen; 9569 9570 final boolean state = mHoldingScreenWakeLock.isHeld(); 9571 if (hold != state) { 9572 if (hold) { 9573 mHoldingScreenWakeLock.acquire(); 9574 mPolicy.keepScreenOnStartedLw(); 9575 } else { 9576 mPolicy.keepScreenOnStoppedLw(); 9577 mHoldingScreenWakeLock.release(); 9578 } 9579 } 9580 } 9581 9582 void requestTraversal() { 9583 synchronized (mWindowMap) { 9584 requestTraversalLocked(); 9585 } 9586 } 9587 9588 void requestTraversalLocked() { 9589 if (!mTraversalScheduled) { 9590 mTraversalScheduled = true; 9591 mH.sendEmptyMessage(H.DO_TRAVERSAL); 9592 } 9593 } 9594 9595 /** Note that Locked in this case is on mLayoutToAnim */ 9596 void scheduleAnimationLocked() { 9597 if (!mAnimationScheduled) { 9598 mAnimationScheduled = true; 9599 mChoreographer.postCallback( 9600 Choreographer.CALLBACK_ANIMATION, mAnimator.mAnimationRunnable, null); 9601 } 9602 } 9603 9604 private boolean needsLayout() { 9605 final int numDisplays = mDisplayContents.size(); 9606 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9607 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 9608 if (displayContent.layoutNeeded) { 9609 return true; 9610 } 9611 } 9612 return false; 9613 } 9614 9615 boolean copyAnimToLayoutParamsLocked() { 9616 boolean doRequest = false; 9617 9618 final int bulkUpdateParams = mAnimator.mBulkUpdateParams; 9619 if ((bulkUpdateParams & LayoutFields.SET_UPDATE_ROTATION) != 0) { 9620 mInnerFields.mUpdateRotation = true; 9621 doRequest = true; 9622 } 9623 if ((bulkUpdateParams & LayoutFields.SET_WALLPAPER_MAY_CHANGE) != 0) { 9624 mInnerFields.mWallpaperMayChange = true; 9625 doRequest = true; 9626 } 9627 if ((bulkUpdateParams & LayoutFields.SET_FORCE_HIDING_CHANGED) != 0) { 9628 mInnerFields.mWallpaperForceHidingChanged = true; 9629 doRequest = true; 9630 } 9631 if ((bulkUpdateParams & LayoutFields.SET_ORIENTATION_CHANGE_COMPLETE) == 0) { 9632 mInnerFields.mOrientationChangeComplete = false; 9633 } else { 9634 mInnerFields.mOrientationChangeComplete = true; 9635 mInnerFields.mLastWindowFreezeSource = mAnimator.mLastWindowFreezeSource; 9636 if (mWindowsFreezingScreen) { 9637 doRequest = true; 9638 } 9639 } 9640 if ((bulkUpdateParams & LayoutFields.SET_TURN_ON_SCREEN) != 0) { 9641 mTurnOnScreen = true; 9642 } 9643 if ((bulkUpdateParams & LayoutFields.SET_WALLPAPER_ACTION_PENDING) != 0) { 9644 mInnerFields.mWallpaperActionPending = true; 9645 } 9646 9647 return doRequest; 9648 } 9649 9650 /** If a window that has an animation specifying a colored background and the current wallpaper 9651 * is visible, then the color goes *below* the wallpaper so we don't cause the wallpaper to 9652 * suddenly disappear. */ 9653 int adjustAnimationBackground(WindowStateAnimator winAnimator) { 9654 WindowList windows = winAnimator.mWin.getWindowList(); 9655 for (int i = windows.size() - 1; i >= 0; --i) { 9656 WindowState testWin = windows.get(i); 9657 if (testWin.mIsWallpaper && testWin.isVisibleNow()) { 9658 return testWin.mWinAnimator.mAnimLayer; 9659 } 9660 } 9661 return winAnimator.mAnimLayer; 9662 } 9663 9664 boolean reclaimSomeSurfaceMemoryLocked(WindowStateAnimator winAnimator, String operation, 9665 boolean secure) { 9666 final SurfaceControl surface = winAnimator.mSurfaceControl; 9667 boolean leakedSurface = false; 9668 boolean killedApps = false; 9669 9670 EventLog.writeEvent(EventLogTags.WM_NO_SURFACE_MEMORY, winAnimator.mWin.toString(), 9671 winAnimator.mSession.mPid, operation); 9672 9673 if (mForceRemoves == null) { 9674 mForceRemoves = new ArrayList<WindowState>(); 9675 } 9676 9677 long callingIdentity = Binder.clearCallingIdentity(); 9678 try { 9679 // There was some problem... first, do a sanity check of the 9680 // window list to make sure we haven't left any dangling surfaces 9681 // around. 9682 9683 Slog.i(TAG, "Out of memory for surface! Looking for leaks..."); 9684 final int numDisplays = mDisplayContents.size(); 9685 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9686 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 9687 final int numWindows = windows.size(); 9688 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 9689 final WindowState ws = windows.get(winNdx); 9690 WindowStateAnimator wsa = ws.mWinAnimator; 9691 if (wsa.mSurfaceControl != null) { 9692 if (!mSessions.contains(wsa.mSession)) { 9693 Slog.w(TAG, "LEAKED SURFACE (session doesn't exist): " 9694 + ws + " surface=" + wsa.mSurfaceControl 9695 + " token=" + ws.mToken 9696 + " pid=" + ws.mSession.mPid 9697 + " uid=" + ws.mSession.mUid); 9698 if (SHOW_TRANSACTIONS) logSurface(ws, "LEAK DESTROY", null); 9699 wsa.mSurfaceControl.destroy(); 9700 wsa.mSurfaceShown = false; 9701 wsa.mSurfaceControl = null; 9702 ws.mHasSurface = false; 9703 mForceRemoves.add(ws); 9704 leakedSurface = true; 9705 } else if (ws.mAppToken != null && ws.mAppToken.clientHidden) { 9706 Slog.w(TAG, "LEAKED SURFACE (app token hidden): " 9707 + ws + " surface=" + wsa.mSurfaceControl 9708 + " token=" + ws.mAppToken); 9709 if (SHOW_TRANSACTIONS) logSurface(ws, "LEAK DESTROY", null); 9710 wsa.mSurfaceControl.destroy(); 9711 wsa.mSurfaceShown = false; 9712 wsa.mSurfaceControl = null; 9713 ws.mHasSurface = false; 9714 leakedSurface = true; 9715 } 9716 } 9717 } 9718 } 9719 9720 if (!leakedSurface) { 9721 Slog.w(TAG, "No leaked surfaces; killing applicatons!"); 9722 SparseIntArray pidCandidates = new SparseIntArray(); 9723 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 9724 final WindowList windows = mDisplayContents.valueAt(displayNdx).getWindowList(); 9725 final int numWindows = windows.size(); 9726 for (int winNdx = 0; winNdx < numWindows; ++winNdx) { 9727 final WindowState ws = windows.get(winNdx); 9728 if (mForceRemoves.contains(ws)) { 9729 continue; 9730 } 9731 WindowStateAnimator wsa = ws.mWinAnimator; 9732 if (wsa.mSurfaceControl != null) { 9733 pidCandidates.append(wsa.mSession.mPid, wsa.mSession.mPid); 9734 } 9735 } 9736 if (pidCandidates.size() > 0) { 9737 int[] pids = new int[pidCandidates.size()]; 9738 for (int i=0; i<pids.length; i++) { 9739 pids[i] = pidCandidates.keyAt(i); 9740 } 9741 try { 9742 if (mActivityManager.killPids(pids, "Free memory", secure)) { 9743 killedApps = true; 9744 } 9745 } catch (RemoteException e) { 9746 } 9747 } 9748 } 9749 } 9750 9751 if (leakedSurface || killedApps) { 9752 // We managed to reclaim some memory, so get rid of the trouble 9753 // surface and ask the app to request another one. 9754 Slog.w(TAG, "Looks like we have reclaimed some memory, clearing surface for retry."); 9755 if (surface != null) { 9756 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) logSurface(winAnimator.mWin, 9757 "RECOVER DESTROY", null); 9758 surface.destroy(); 9759 winAnimator.mSurfaceShown = false; 9760 winAnimator.mSurfaceControl = null; 9761 winAnimator.mWin.mHasSurface = false; 9762 scheduleRemoveStartingWindow(winAnimator.mWin.mAppToken); 9763 } 9764 9765 try { 9766 winAnimator.mWin.mClient.dispatchGetNewSurface(); 9767 } catch (RemoteException e) { 9768 } 9769 } 9770 } finally { 9771 Binder.restoreCallingIdentity(callingIdentity); 9772 } 9773 9774 return leakedSurface || killedApps; 9775 } 9776 9777 private boolean updateFocusedWindowLocked(int mode, boolean updateInputWindows) { 9778 WindowState newFocus = computeFocusedWindowLocked(); 9779 if (mCurrentFocus != newFocus) { 9780 Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "wmUpdateFocus"); 9781 // This check makes sure that we don't already have the focus 9782 // change message pending. 9783 mH.removeMessages(H.REPORT_FOCUS_CHANGE); 9784 mH.sendEmptyMessage(H.REPORT_FOCUS_CHANGE); 9785 // TODO(multidisplay): Focused windows on default display only. 9786 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 9787 final boolean imWindowChanged = moveInputMethodWindowsIfNeededLocked( 9788 mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS 9789 && mode != UPDATE_FOCUS_WILL_PLACE_SURFACES); 9790 if (imWindowChanged) { 9791 displayContent.layoutNeeded = true; 9792 newFocus = computeFocusedWindowLocked(); 9793 } 9794 9795 if (DEBUG_FOCUS_LIGHT || localLOGV) Slog.v(TAG, "Changing focus from " + 9796 mCurrentFocus + " to " + newFocus + " Callers=" + Debug.getCallers(4)); 9797 final WindowState oldFocus = mCurrentFocus; 9798 mCurrentFocus = newFocus; 9799 mLosingFocus.remove(newFocus); 9800 int focusChanged = mPolicy.focusChangedLw(oldFocus, newFocus); 9801 9802 if (imWindowChanged && oldFocus != mInputMethodWindow) { 9803 // Focus of the input method window changed. Perform layout if needed. 9804 if (mode == UPDATE_FOCUS_PLACING_SURFACES) { 9805 performLayoutLockedInner(displayContent, true /*initial*/, updateInputWindows); 9806 focusChanged &= ~WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; 9807 } else if (mode == UPDATE_FOCUS_WILL_PLACE_SURFACES) { 9808 // Client will do the layout, but we need to assign layers 9809 // for handleNewWindowLocked() below. 9810 assignLayersLocked(displayContent.getWindowList()); 9811 } 9812 } 9813 9814 if ((focusChanged & WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT) != 0) { 9815 // The change in focus caused us to need to do a layout. Okay. 9816 displayContent.layoutNeeded = true; 9817 if (mode == UPDATE_FOCUS_PLACING_SURFACES) { 9818 performLayoutLockedInner(displayContent, true /*initial*/, updateInputWindows); 9819 } 9820 } 9821 9822 if (mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS) { 9823 // If we defer assigning layers, then the caller is responsible for 9824 // doing this part. 9825 finishUpdateFocusedWindowAfterAssignLayersLocked(updateInputWindows); 9826 } 9827 9828 Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); 9829 return true; 9830 } 9831 return false; 9832 } 9833 9834 private void finishUpdateFocusedWindowAfterAssignLayersLocked(boolean updateInputWindows) { 9835 mInputMonitor.setInputFocusLw(mCurrentFocus, updateInputWindows); 9836 } 9837 9838 private WindowState computeFocusedWindowLocked() { 9839 if (mAnimator.mUniverseBackground != null 9840 && mAnimator.mUniverseBackground.mWin.canReceiveKeys()) { 9841 return mAnimator.mUniverseBackground.mWin; 9842 } 9843 9844 final int displayCount = mDisplayContents.size(); 9845 for (int i = 0; i < displayCount; i++) { 9846 final DisplayContent displayContent = mDisplayContents.valueAt(i); 9847 WindowState win = findFocusedWindowLocked(displayContent); 9848 if (win != null) { 9849 return win; 9850 } 9851 } 9852 return null; 9853 } 9854 9855 private WindowState findFocusedWindowLocked(DisplayContent displayContent) { 9856 final WindowList windows = displayContent.getWindowList(); 9857 for (int i = windows.size() - 1; i >= 0; i--) { 9858 final WindowState win = windows.get(i); 9859 9860 if (localLOGV || DEBUG_FOCUS) Slog.v( 9861 TAG, "Looking for focus: " + i 9862 + " = " + win 9863 + ", flags=" + win.mAttrs.flags 9864 + ", canReceive=" + win.canReceiveKeys()); 9865 9866 AppWindowToken wtoken = win.mAppToken; 9867 9868 // If this window's application has been removed, just skip it. 9869 if (wtoken != null && (wtoken.removed || wtoken.sendingToBottom)) { 9870 if (DEBUG_FOCUS) Slog.v(TAG, "Skipping " + wtoken + " because " 9871 + (wtoken.removed ? "removed" : "sendingToBottom")); 9872 continue; 9873 } 9874 9875 if (!win.canReceiveKeys()) { 9876 continue; 9877 } 9878 9879 // Descend through all of the app tokens and find the first that either matches 9880 // win.mAppToken (return win) or mFocusedApp (return null). 9881 if (wtoken != null && win.mAttrs.type != TYPE_APPLICATION_STARTING && 9882 mFocusedApp != null) { 9883 ArrayList<Task> tasks = displayContent.getTasks(); 9884 for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { 9885 AppTokenList tokens = tasks.get(taskNdx).mAppTokens; 9886 int tokenNdx = tokens.size() - 1; 9887 for ( ; tokenNdx >= 0; --tokenNdx) { 9888 final AppWindowToken token = tokens.get(tokenNdx); 9889 if (wtoken == token) { 9890 break; 9891 } 9892 if (mFocusedApp == token) { 9893 // Whoops, we are below the focused app... no focus for you! 9894 if (localLOGV || DEBUG_FOCUS_LIGHT) Slog.v(TAG, 9895 "findFocusedWindow: Reached focused app=" + mFocusedApp); 9896 return null; 9897 } 9898 } 9899 if (tokenNdx >= 0) { 9900 // Early exit from loop, must have found the matching token. 9901 break; 9902 } 9903 } 9904 } 9905 9906 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "findFocusedWindow: Found new focus @ " + i + 9907 " = " + win); 9908 return win; 9909 } 9910 9911 if (DEBUG_FOCUS_LIGHT) Slog.v(TAG, "findFocusedWindow: No focusable windows."); 9912 return null; 9913 } 9914 9915 private void startFreezingDisplayLocked(boolean inTransaction, int exitAnim, int enterAnim) { 9916 if (mDisplayFrozen) { 9917 return; 9918 } 9919 9920 if (!mDisplayReady || !mPolicy.isScreenOnFully()) { 9921 // No need to freeze the screen before the system is ready or if 9922 // the screen is off. 9923 return; 9924 } 9925 9926 mScreenFrozenLock.acquire(); 9927 9928 mDisplayFrozen = true; 9929 mDisplayFreezeTime = SystemClock.elapsedRealtime(); 9930 mLastFinishedFreezeSource = null; 9931 9932 mInputMonitor.freezeInputDispatchingLw(); 9933 9934 // Clear the last input window -- that is just used for 9935 // clean transitions between IMEs, and if we are freezing 9936 // the screen then the whole world is changing behind the scenes. 9937 mPolicy.setLastInputMethodWindowLw(null, null); 9938 9939 if (mAppTransition.isTransitionSet()) { 9940 mAppTransition.freeze(); 9941 } 9942 9943 if (PROFILE_ORIENTATION) { 9944 File file = new File("/data/system/frozen"); 9945 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 9946 } 9947 9948 if (CUSTOM_SCREEN_ROTATION) { 9949 mExitAnimId = exitAnim; 9950 mEnterAnimId = enterAnim; 9951 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 9952 final int displayId = displayContent.getDisplayId(); 9953 ScreenRotationAnimation screenRotationAnimation = 9954 mAnimator.getScreenRotationAnimationLocked(displayId); 9955 if (screenRotationAnimation != null) { 9956 screenRotationAnimation.kill(); 9957 } 9958 9959 // TODO(multidisplay): rotation on main screen only. 9960 screenRotationAnimation = new ScreenRotationAnimation(mContext, displayContent, 9961 mFxSession, inTransaction, mPolicy.isDefaultOrientationForced()); 9962 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 9963 } 9964 } 9965 9966 private void stopFreezingDisplayLocked() { 9967 if (!mDisplayFrozen) { 9968 return; 9969 } 9970 9971 if (mWaitingForConfig || mAppsFreezingScreen > 0 || mWindowsFreezingScreen 9972 || mClientFreezingScreen) { 9973 if (DEBUG_ORIENTATION) Slog.d(TAG, 9974 "stopFreezingDisplayLocked: Returning mWaitingForConfig=" + mWaitingForConfig 9975 + ", mAppsFreezingScreen=" + mAppsFreezingScreen 9976 + ", mWindowsFreezingScreen=" + mWindowsFreezingScreen 9977 + ", mClientFreezingScreen=" + mClientFreezingScreen); 9978 return; 9979 } 9980 9981 mDisplayFrozen = false; 9982 mLastDisplayFreezeDuration = (int)(SystemClock.elapsedRealtime() - mDisplayFreezeTime); 9983 StringBuilder sb = new StringBuilder(128); 9984 sb.append("Screen frozen for "); 9985 TimeUtils.formatDuration(mLastDisplayFreezeDuration, sb); 9986 if (mLastFinishedFreezeSource != null) { 9987 sb.append(" due to "); 9988 sb.append(mLastFinishedFreezeSource); 9989 } 9990 Slog.i(TAG, sb.toString()); 9991 mH.removeMessages(H.APP_FREEZE_TIMEOUT); 9992 mH.removeMessages(H.CLIENT_FREEZE_TIMEOUT); 9993 if (PROFILE_ORIENTATION) { 9994 Debug.stopMethodTracing(); 9995 } 9996 9997 boolean updateRotation = false; 9998 9999 final DisplayContent displayContent = getDefaultDisplayContentLocked(); 10000 final int displayId = displayContent.getDisplayId(); 10001 ScreenRotationAnimation screenRotationAnimation = 10002 mAnimator.getScreenRotationAnimationLocked(displayId); 10003 if (CUSTOM_SCREEN_ROTATION && screenRotationAnimation != null 10004 && screenRotationAnimation.hasScreenshot()) { 10005 if (DEBUG_ORIENTATION) Slog.i(TAG, "**** Dismissing screen rotation animation"); 10006 // TODO(multidisplay): rotation on main screen only. 10007 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 10008 // Get rotation animation again, with new top window 10009 boolean isDimming = displayContent.isDimming(); 10010 if (!mPolicy.validateRotationAnimationLw(mExitAnimId, mEnterAnimId, isDimming)) { 10011 mExitAnimId = mEnterAnimId = 0; 10012 } 10013 if (screenRotationAnimation.dismiss(mFxSession, MAX_ANIMATION_DURATION, 10014 mTransitionAnimationScale, displayInfo.logicalWidth, 10015 displayInfo.logicalHeight, mExitAnimId, mEnterAnimId)) { 10016 scheduleAnimationLocked(); 10017 } else { 10018 screenRotationAnimation.kill(); 10019 screenRotationAnimation = null; 10020 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 10021 updateRotation = true; 10022 } 10023 } else { 10024 if (screenRotationAnimation != null) { 10025 screenRotationAnimation.kill(); 10026 screenRotationAnimation = null; 10027 mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation); 10028 } 10029 updateRotation = true; 10030 } 10031 10032 mInputMonitor.thawInputDispatchingLw(); 10033 10034 boolean configChanged; 10035 10036 // While the display is frozen we don't re-compute the orientation 10037 // to avoid inconsistent states. However, something interesting 10038 // could have actually changed during that time so re-evaluate it 10039 // now to catch that. 10040 configChanged = updateOrientationFromAppTokensLocked(false); 10041 10042 // A little kludge: a lot could have happened while the 10043 // display was frozen, so now that we are coming back we 10044 // do a gc so that any remote references the system 10045 // processes holds on others can be released if they are 10046 // no longer needed. 10047 mH.removeMessages(H.FORCE_GC); 10048 mH.sendEmptyMessageDelayed(H.FORCE_GC, 2000); 10049 10050 mScreenFrozenLock.release(); 10051 10052 if (updateRotation) { 10053 if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); 10054 configChanged |= updateRotationUncheckedLocked(false); 10055 } 10056 10057 if (configChanged) { 10058 mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION); 10059 } 10060 } 10061 10062 static int getPropertyInt(String[] tokens, int index, int defUnits, int defDps, 10063 DisplayMetrics dm) { 10064 if (index < tokens.length) { 10065 String str = tokens[index]; 10066 if (str != null && str.length() > 0) { 10067 try { 10068 int val = Integer.parseInt(str); 10069 return val; 10070 } catch (Exception e) { 10071 } 10072 } 10073 } 10074 if (defUnits == TypedValue.COMPLEX_UNIT_PX) { 10075 return defDps; 10076 } 10077 int val = (int)TypedValue.applyDimension(defUnits, defDps, dm); 10078 return val; 10079 } 10080 10081 void createWatermarkInTransaction() { 10082 if (mWatermark != null) { 10083 return; 10084 } 10085 10086 File file = new File("/system/etc/setup.conf"); 10087 FileInputStream in = null; 10088 DataInputStream ind = null; 10089 try { 10090 in = new FileInputStream(file); 10091 ind = new DataInputStream(in); 10092 String line = ind.readLine(); 10093 if (line != null) { 10094 String[] toks = line.split("%"); 10095 if (toks != null && toks.length > 0) { 10096 mWatermark = new Watermark(getDefaultDisplayContentLocked().getDisplay(), 10097 mRealDisplayMetrics, mFxSession, toks); 10098 } 10099 } 10100 } catch (FileNotFoundException e) { 10101 } catch (IOException e) { 10102 } finally { 10103 if (ind != null) { 10104 try { 10105 ind.close(); 10106 } catch (IOException e) { 10107 } 10108 } else if (in != null) { 10109 try { 10110 in.close(); 10111 } catch (IOException e) { 10112 } 10113 } 10114 } 10115 } 10116 10117 @Override 10118 public void statusBarVisibilityChanged(int visibility) { 10119 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR) 10120 != PackageManager.PERMISSION_GRANTED) { 10121 throw new SecurityException("Caller does not hold permission " 10122 + android.Manifest.permission.STATUS_BAR); 10123 } 10124 10125 synchronized (mWindowMap) { 10126 mLastStatusBarVisibility = visibility; 10127 visibility = mPolicy.adjustSystemUiVisibilityLw(visibility); 10128 updateStatusBarVisibilityLocked(visibility); 10129 } 10130 } 10131 10132 // TOOD(multidisplay): StatusBar on multiple screens? 10133 void updateStatusBarVisibilityLocked(int visibility) { 10134 mInputManager.setSystemUiVisibility(visibility); 10135 final WindowList windows = getDefaultWindowListLocked(); 10136 final int N = windows.size(); 10137 for (int i = 0; i < N; i++) { 10138 WindowState ws = windows.get(i); 10139 try { 10140 int curValue = ws.mSystemUiVisibility; 10141 int diff = curValue ^ visibility; 10142 // We are only interested in differences of one of the 10143 // clearable flags... 10144 diff &= View.SYSTEM_UI_CLEARABLE_FLAGS; 10145 // ...if it has actually been cleared. 10146 diff &= ~visibility; 10147 int newValue = (curValue&~diff) | (visibility&diff); 10148 if (newValue != curValue) { 10149 ws.mSeq++; 10150 ws.mSystemUiVisibility = newValue; 10151 } 10152 if (newValue != curValue || ws.mAttrs.hasSystemUiListeners) { 10153 ws.mClient.dispatchSystemUiVisibilityChanged(ws.mSeq, 10154 visibility, newValue, diff); 10155 } 10156 } catch (RemoteException e) { 10157 // so sorry 10158 } 10159 } 10160 } 10161 10162 @Override 10163 public void reevaluateStatusBarVisibility() { 10164 synchronized (mWindowMap) { 10165 int visibility = mPolicy.adjustSystemUiVisibilityLw(mLastStatusBarVisibility); 10166 updateStatusBarVisibilityLocked(visibility); 10167 performLayoutAndPlaceSurfacesLocked(); 10168 } 10169 } 10170 10171 @Override 10172 public FakeWindow addFakeWindow(Looper looper, 10173 InputEventReceiver.Factory inputEventReceiverFactory, 10174 String name, int windowType, int layoutParamsFlags, int layoutParamsPrivateFlags, 10175 boolean canReceiveKeys, boolean hasFocus, boolean touchFullscreen) { 10176 synchronized (mWindowMap) { 10177 FakeWindowImpl fw = new FakeWindowImpl(this, looper, inputEventReceiverFactory, 10178 name, windowType, 10179 layoutParamsFlags, layoutParamsPrivateFlags, canReceiveKeys, 10180 hasFocus, touchFullscreen); 10181 int i=0; 10182 while (i<mFakeWindows.size()) { 10183 if (mFakeWindows.get(i).mWindowLayer <= fw.mWindowLayer) { 10184 break; 10185 } 10186 } 10187 mFakeWindows.add(i, fw); 10188 mInputMonitor.updateInputWindowsLw(true); 10189 return fw; 10190 } 10191 } 10192 10193 boolean removeFakeWindowLocked(FakeWindow window) { 10194 synchronized (mWindowMap) { 10195 if (mFakeWindows.remove(window)) { 10196 mInputMonitor.updateInputWindowsLw(true); 10197 return true; 10198 } 10199 return false; 10200 } 10201 } 10202 10203 // It is assumed that this method is called only by InputMethodManagerService. 10204 public void saveLastInputMethodWindowForTransition() { 10205 synchronized (mWindowMap) { 10206 // TODO(multidisplay): Pass in the displayID. 10207 DisplayContent displayContent = getDefaultDisplayContentLocked(); 10208 if (mInputMethodWindow != null) { 10209 mPolicy.setLastInputMethodWindowLw(mInputMethodWindow, mInputMethodTarget); 10210 } 10211 } 10212 } 10213 10214 @Override 10215 public boolean hasNavigationBar() { 10216 return mPolicy.hasNavigationBar(); 10217 } 10218 10219 @Override 10220 public void lockNow(Bundle options) { 10221 mPolicy.lockNow(options); 10222 } 10223 10224 @Override 10225 public boolean isSafeModeEnabled() { 10226 return mSafeMode; 10227 } 10228 10229 void dumpPolicyLocked(PrintWriter pw, String[] args, boolean dumpAll) { 10230 pw.println("WINDOW MANAGER POLICY STATE (dumpsys window policy)"); 10231 mPolicy.dump(" ", pw, args); 10232 } 10233 10234 void dumpAnimatorLocked(PrintWriter pw, String[] args, boolean dumpAll) { 10235 pw.println("WINDOW MANAGER ANIMATOR STATE (dumpsys window animator)"); 10236 mAnimator.dumpLocked(pw, " ", dumpAll); 10237 } 10238 10239 void dumpTokensLocked(PrintWriter pw, boolean dumpAll) { 10240 pw.println("WINDOW MANAGER TOKENS (dumpsys window tokens)"); 10241 if (mTokenMap.size() > 0) { 10242 pw.println(" All tokens:"); 10243 Iterator<WindowToken> it = mTokenMap.values().iterator(); 10244 while (it.hasNext()) { 10245 WindowToken token = it.next(); 10246 pw.print(" "); pw.print(token); 10247 if (dumpAll) { 10248 pw.println(':'); 10249 token.dump(pw, " "); 10250 } else { 10251 pw.println(); 10252 } 10253 } 10254 } 10255 if (mWallpaperTokens.size() > 0) { 10256 pw.println(); 10257 pw.println(" Wallpaper tokens:"); 10258 for (int i=mWallpaperTokens.size()-1; i>=0; i--) { 10259 WindowToken token = mWallpaperTokens.get(i); 10260 pw.print(" Wallpaper #"); pw.print(i); 10261 pw.print(' '); pw.print(token); 10262 if (dumpAll) { 10263 pw.println(':'); 10264 token.dump(pw, " "); 10265 } else { 10266 pw.println(); 10267 } 10268 } 10269 } 10270 if (mFinishedStarting.size() > 0) { 10271 pw.println(); 10272 pw.println(" Finishing start of application tokens:"); 10273 for (int i=mFinishedStarting.size()-1; i>=0; i--) { 10274 WindowToken token = mFinishedStarting.get(i); 10275 pw.print(" Finished Starting #"); pw.print(i); 10276 pw.print(' '); pw.print(token); 10277 if (dumpAll) { 10278 pw.println(':'); 10279 token.dump(pw, " "); 10280 } else { 10281 pw.println(); 10282 } 10283 } 10284 } 10285 if (mOpeningApps.size() > 0 || mClosingApps.size() > 0) { 10286 pw.println(); 10287 if (mOpeningApps.size() > 0) { 10288 pw.print(" mOpeningApps="); pw.println(mOpeningApps); 10289 } 10290 if (mClosingApps.size() > 0) { 10291 pw.print(" mClosingApps="); pw.println(mClosingApps); 10292 } 10293 } 10294 } 10295 10296 void dumpSessionsLocked(PrintWriter pw, boolean dumpAll) { 10297 pw.println("WINDOW MANAGER SESSIONS (dumpsys window sessions)"); 10298 if (mSessions.size() > 0) { 10299 Iterator<Session> it = mSessions.iterator(); 10300 while (it.hasNext()) { 10301 Session s = it.next(); 10302 pw.print(" Session "); pw.print(s); pw.println(':'); 10303 s.dump(pw, " "); 10304 } 10305 } 10306 } 10307 10308 void dumpDisplayContentsLocked(PrintWriter pw, boolean dumpAll) { 10309 pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)"); 10310 if (mDisplayReady) { 10311 final int numDisplays = mDisplayContents.size(); 10312 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10313 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 10314 displayContent.dump(" ", pw); 10315 } 10316 } else { 10317 pw.println(" NO DISPLAY"); 10318 } 10319 } 10320 10321 void dumpWindowsLocked(PrintWriter pw, boolean dumpAll, 10322 ArrayList<WindowState> windows) { 10323 pw.println("WINDOW MANAGER WINDOWS (dumpsys window windows)"); 10324 dumpWindowsNoHeaderLocked(pw, dumpAll, windows); 10325 } 10326 10327 void dumpWindowsNoHeaderLocked(PrintWriter pw, boolean dumpAll, 10328 ArrayList<WindowState> windows) { 10329 final int numDisplays = mDisplayContents.size(); 10330 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10331 final WindowList windowList = mDisplayContents.valueAt(displayNdx).getWindowList(); 10332 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10333 final WindowState w = windowList.get(winNdx); 10334 if (windows == null || windows.contains(w)) { 10335 pw.print(" Window #"); pw.print(winNdx); pw.print(' '); 10336 pw.print(w); pw.println(":"); 10337 w.dump(pw, " ", dumpAll || windows != null); 10338 } 10339 } 10340 } 10341 if (mInputMethodDialogs.size() > 0) { 10342 pw.println(); 10343 pw.println(" Input method dialogs:"); 10344 for (int i=mInputMethodDialogs.size()-1; i>=0; i--) { 10345 WindowState w = mInputMethodDialogs.get(i); 10346 if (windows == null || windows.contains(w)) { 10347 pw.print(" IM Dialog #"); pw.print(i); pw.print(": "); pw.println(w); 10348 } 10349 } 10350 } 10351 if (mPendingRemove.size() > 0) { 10352 pw.println(); 10353 pw.println(" Remove pending for:"); 10354 for (int i=mPendingRemove.size()-1; i>=0; i--) { 10355 WindowState w = mPendingRemove.get(i); 10356 if (windows == null || windows.contains(w)) { 10357 pw.print(" Remove #"); pw.print(i); pw.print(' '); 10358 pw.print(w); 10359 if (dumpAll) { 10360 pw.println(":"); 10361 w.dump(pw, " ", true); 10362 } else { 10363 pw.println(); 10364 } 10365 } 10366 } 10367 } 10368 if (mForceRemoves != null && mForceRemoves.size() > 0) { 10369 pw.println(); 10370 pw.println(" Windows force removing:"); 10371 for (int i=mForceRemoves.size()-1; i>=0; i--) { 10372 WindowState w = mForceRemoves.get(i); 10373 pw.print(" Removing #"); pw.print(i); pw.print(' '); 10374 pw.print(w); 10375 if (dumpAll) { 10376 pw.println(":"); 10377 w.dump(pw, " ", true); 10378 } else { 10379 pw.println(); 10380 } 10381 } 10382 } 10383 if (mDestroySurface.size() > 0) { 10384 pw.println(); 10385 pw.println(" Windows waiting to destroy their surface:"); 10386 for (int i=mDestroySurface.size()-1; i>=0; i--) { 10387 WindowState w = mDestroySurface.get(i); 10388 if (windows == null || windows.contains(w)) { 10389 pw.print(" Destroy #"); pw.print(i); pw.print(' '); 10390 pw.print(w); 10391 if (dumpAll) { 10392 pw.println(":"); 10393 w.dump(pw, " ", true); 10394 } else { 10395 pw.println(); 10396 } 10397 } 10398 } 10399 } 10400 if (mLosingFocus.size() > 0) { 10401 pw.println(); 10402 pw.println(" Windows losing focus:"); 10403 for (int i=mLosingFocus.size()-1; i>=0; i--) { 10404 WindowState w = mLosingFocus.get(i); 10405 if (windows == null || windows.contains(w)) { 10406 pw.print(" Losing #"); pw.print(i); pw.print(' '); 10407 pw.print(w); 10408 if (dumpAll) { 10409 pw.println(":"); 10410 w.dump(pw, " ", true); 10411 } else { 10412 pw.println(); 10413 } 10414 } 10415 } 10416 } 10417 if (mResizingWindows.size() > 0) { 10418 pw.println(); 10419 pw.println(" Windows waiting to resize:"); 10420 for (int i=mResizingWindows.size()-1; i>=0; i--) { 10421 WindowState w = mResizingWindows.get(i); 10422 if (windows == null || windows.contains(w)) { 10423 pw.print(" Resizing #"); pw.print(i); pw.print(' '); 10424 pw.print(w); 10425 if (dumpAll) { 10426 pw.println(":"); 10427 w.dump(pw, " ", true); 10428 } else { 10429 pw.println(); 10430 } 10431 } 10432 } 10433 } 10434 if (mWaitingForDrawn.size() > 0) { 10435 pw.println(); 10436 pw.println(" Clients waiting for these windows to be drawn:"); 10437 for (int i=mWaitingForDrawn.size()-1; i>=0; i--) { 10438 Pair<WindowState, IRemoteCallback> pair = mWaitingForDrawn.get(i); 10439 pw.print(" Waiting #"); pw.print(i); pw.print(' '); pw.print(pair.first); 10440 pw.print(": "); pw.println(pair.second); 10441 } 10442 } 10443 pw.println(); 10444 pw.print(" mCurConfiguration="); pw.println(this.mCurConfiguration); 10445 pw.print(" mCurrentFocus="); pw.println(mCurrentFocus); 10446 if (mLastFocus != mCurrentFocus) { 10447 pw.print(" mLastFocus="); pw.println(mLastFocus); 10448 } 10449 pw.print(" mFocusedApp="); pw.println(mFocusedApp); 10450 if (mInputMethodTarget != null) { 10451 pw.print(" mInputMethodTarget="); pw.println(mInputMethodTarget); 10452 } 10453 pw.print(" mInTouchMode="); pw.print(mInTouchMode); 10454 pw.print(" mLayoutSeq="); pw.println(mLayoutSeq); 10455 pw.print(" mLastDisplayFreezeDuration="); 10456 TimeUtils.formatDuration(mLastDisplayFreezeDuration, pw); 10457 if ( mLastFinishedFreezeSource != null) { 10458 pw.print(" due to "); 10459 pw.print(mLastFinishedFreezeSource); 10460 } 10461 pw.println(); 10462 if (dumpAll) { 10463 pw.print(" mSystemDecorLayer="); pw.print(mSystemDecorLayer); 10464 pw.print(" mScreenRect="); pw.println(mScreenRect.toShortString()); 10465 if (mLastStatusBarVisibility != 0) { 10466 pw.print(" mLastStatusBarVisibility=0x"); 10467 pw.println(Integer.toHexString(mLastStatusBarVisibility)); 10468 } 10469 if (mInputMethodWindow != null) { 10470 pw.print(" mInputMethodWindow="); pw.println(mInputMethodWindow); 10471 } 10472 pw.print(" mWallpaperTarget="); pw.println(mWallpaperTarget); 10473 if (mLowerWallpaperTarget != null || mUpperWallpaperTarget != null) { 10474 pw.print(" mLowerWallpaperTarget="); pw.println(mLowerWallpaperTarget); 10475 pw.print(" mUpperWallpaperTarget="); pw.println(mUpperWallpaperTarget); 10476 } 10477 pw.print(" mLastWallpaperX="); pw.print(mLastWallpaperX); 10478 pw.print(" mLastWallpaperY="); pw.println(mLastWallpaperY); 10479 if (mInputMethodAnimLayerAdjustment != 0 || 10480 mWallpaperAnimLayerAdjustment != 0) { 10481 pw.print(" mInputMethodAnimLayerAdjustment="); 10482 pw.print(mInputMethodAnimLayerAdjustment); 10483 pw.print(" mWallpaperAnimLayerAdjustment="); 10484 pw.println(mWallpaperAnimLayerAdjustment); 10485 } 10486 pw.print(" mSystemBooted="); pw.print(mSystemBooted); 10487 pw.print(" mDisplayEnabled="); pw.println(mDisplayEnabled); 10488 if (needsLayout()) { 10489 pw.print(" layoutNeeded on displays="); 10490 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10491 final DisplayContent displayContent = mDisplayContents.valueAt(displayNdx); 10492 if (displayContent.layoutNeeded) { 10493 pw.print(displayContent.getDisplayId()); 10494 } 10495 } 10496 pw.println(); 10497 } 10498 pw.print(" mTransactionSequence="); pw.println(mTransactionSequence); 10499 pw.print(" mDisplayFrozen="); pw.print(mDisplayFrozen); 10500 pw.print(" windows="); pw.print(mWindowsFreezingScreen); 10501 pw.print(" client="); pw.print(mClientFreezingScreen); 10502 pw.print(" apps="); pw.print(mAppsFreezingScreen); 10503 pw.print(" waitingForConfig="); pw.println(mWaitingForConfig); 10504 pw.print(" mRotation="); pw.print(mRotation); 10505 pw.print(" mAltOrientation="); pw.println(mAltOrientation); 10506 pw.print(" mLastWindowForcedOrientation="); pw.print(mLastWindowForcedOrientation); 10507 pw.print(" mForcedAppOrientation="); pw.println(mForcedAppOrientation); 10508 pw.print(" mDeferredRotationPauseCount="); pw.println(mDeferredRotationPauseCount); 10509 pw.print(" mWindowAnimationScale="); pw.print(mWindowAnimationScale); 10510 pw.print(" mTransitionWindowAnimationScale="); pw.print(mTransitionAnimationScale); 10511 pw.print(" mAnimatorDurationScale="); pw.println(mAnimatorDurationScale); 10512 pw.print(" mTraversalScheduled="); pw.println(mTraversalScheduled); 10513 pw.print(" mStartingIconInTransition="); pw.print(mStartingIconInTransition); 10514 pw.print(" mSkipAppTransitionAnimation="); pw.println(mSkipAppTransitionAnimation); 10515 pw.println(" mLayoutToAnim:"); 10516 mAppTransition.dump(pw); 10517 } 10518 } 10519 10520 boolean dumpWindows(PrintWriter pw, String name, String[] args, 10521 int opti, boolean dumpAll) { 10522 WindowList windows = new WindowList(); 10523 if ("visible".equals(name)) { 10524 synchronized(mWindowMap) { 10525 final int numDisplays = mDisplayContents.size(); 10526 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10527 final WindowList windowList = 10528 mDisplayContents.valueAt(displayNdx).getWindowList(); 10529 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10530 final WindowState w = windowList.get(winNdx); 10531 if (w.mWinAnimator.mSurfaceShown) { 10532 windows.add(w); 10533 } 10534 } 10535 } 10536 } 10537 } else { 10538 int objectId = 0; 10539 // See if this is an object ID. 10540 try { 10541 objectId = Integer.parseInt(name, 16); 10542 name = null; 10543 } catch (RuntimeException e) { 10544 } 10545 synchronized(mWindowMap) { 10546 final int numDisplays = mDisplayContents.size(); 10547 for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { 10548 final WindowList windowList = 10549 mDisplayContents.valueAt(displayNdx).getWindowList(); 10550 for (int winNdx = windowList.size() - 1; winNdx >= 0; --winNdx) { 10551 final WindowState w = windowList.get(winNdx); 10552 if (name != null) { 10553 if (w.mAttrs.getTitle().toString().contains(name)) { 10554 windows.add(w); 10555 } 10556 } else if (System.identityHashCode(w) == objectId) { 10557 windows.add(w); 10558 } 10559 } 10560 } 10561 } 10562 } 10563 10564 if (windows.size() <= 0) { 10565 return false; 10566 } 10567 10568 synchronized(mWindowMap) { 10569 dumpWindowsLocked(pw, dumpAll, windows); 10570 } 10571 return true; 10572 } 10573 10574 void dumpLastANRLocked(PrintWriter pw) { 10575 pw.println("WINDOW MANAGER LAST ANR (dumpsys window lastanr)"); 10576 if (mLastANRState == null) { 10577 pw.println(" <no ANR has occurred since boot>"); 10578 } else { 10579 pw.println(mLastANRState); 10580 } 10581 } 10582 10583 /** 10584 * Saves information about the state of the window manager at 10585 * the time an ANR occurred before anything else in the system changes 10586 * in response. 10587 * 10588 * @param appWindowToken The application that ANR'd, may be null. 10589 * @param windowState The window that ANR'd, may be null. 10590 * @param reason The reason for the ANR, may be null. 10591 */ 10592 public void saveANRStateLocked(AppWindowToken appWindowToken, WindowState windowState, 10593 String reason) { 10594 StringWriter sw = new StringWriter(); 10595 PrintWriter pw = new FastPrintWriter(sw, false, 1024); 10596 pw.println(" ANR time: " + DateFormat.getInstance().format(new Date())); 10597 if (appWindowToken != null) { 10598 pw.println(" Application at fault: " + appWindowToken.stringName); 10599 } 10600 if (windowState != null) { 10601 pw.println(" Window at fault: " + windowState.mAttrs.getTitle()); 10602 } 10603 if (reason != null) { 10604 pw.println(" Reason: " + reason); 10605 } 10606 pw.println(); 10607 dumpWindowsNoHeaderLocked(pw, true, null); 10608 pw.close(); 10609 mLastANRState = sw.toString(); 10610 } 10611 10612 @Override 10613 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 10614 if (mContext.checkCallingOrSelfPermission("android.permission.DUMP") 10615 != PackageManager.PERMISSION_GRANTED) { 10616 pw.println("Permission Denial: can't dump WindowManager from from pid=" 10617 + Binder.getCallingPid() 10618 + ", uid=" + Binder.getCallingUid()); 10619 return; 10620 } 10621 10622 boolean dumpAll = false; 10623 10624 int opti = 0; 10625 while (opti < args.length) { 10626 String opt = args[opti]; 10627 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 10628 break; 10629 } 10630 opti++; 10631 if ("-a".equals(opt)) { 10632 dumpAll = true; 10633 } else if ("-h".equals(opt)) { 10634 pw.println("Window manager dump options:"); 10635 pw.println(" [-a] [-h] [cmd] ..."); 10636 pw.println(" cmd may be one of:"); 10637 pw.println(" l[astanr]: last ANR information"); 10638 pw.println(" p[policy]: policy state"); 10639 pw.println(" a[animator]: animator state"); 10640 pw.println(" s[essions]: active sessions"); 10641 pw.println(" d[isplays]: active display contents"); 10642 pw.println(" t[okens]: token list"); 10643 pw.println(" w[indows]: window list"); 10644 pw.println(" cmd may also be a NAME to dump windows. NAME may"); 10645 pw.println(" be a partial substring in a window name, a"); 10646 pw.println(" Window hex object identifier, or"); 10647 pw.println(" \"all\" for all windows, or"); 10648 pw.println(" \"visible\" for the visible windows."); 10649 pw.println(" -a: include all available server state."); 10650 return; 10651 } else { 10652 pw.println("Unknown argument: " + opt + "; use -h for help"); 10653 } 10654 } 10655 10656 // Is the caller requesting to dump a particular piece of data? 10657 if (opti < args.length) { 10658 String cmd = args[opti]; 10659 opti++; 10660 if ("lastanr".equals(cmd) || "l".equals(cmd)) { 10661 synchronized(mWindowMap) { 10662 dumpLastANRLocked(pw); 10663 } 10664 return; 10665 } else if ("policy".equals(cmd) || "p".equals(cmd)) { 10666 synchronized(mWindowMap) { 10667 dumpPolicyLocked(pw, args, true); 10668 } 10669 return; 10670 } else if ("animator".equals(cmd) || "a".equals(cmd)) { 10671 synchronized(mWindowMap) { 10672 dumpAnimatorLocked(pw, args, true); 10673 } 10674 return; 10675 } else if ("sessions".equals(cmd) || "s".equals(cmd)) { 10676 synchronized(mWindowMap) { 10677 dumpSessionsLocked(pw, true); 10678 } 10679 return; 10680 } else if ("displays".equals(cmd) || "d".equals(cmd)) { 10681 synchronized(mWindowMap) { 10682 dumpDisplayContentsLocked(pw, true); 10683 } 10684 return; 10685 } else if ("tokens".equals(cmd) || "t".equals(cmd)) { 10686 synchronized(mWindowMap) { 10687 dumpTokensLocked(pw, true); 10688 } 10689 return; 10690 } else if ("windows".equals(cmd) || "w".equals(cmd)) { 10691 synchronized(mWindowMap) { 10692 dumpWindowsLocked(pw, true, null); 10693 } 10694 return; 10695 } else if ("all".equals(cmd) || "a".equals(cmd)) { 10696 synchronized(mWindowMap) { 10697 dumpWindowsLocked(pw, true, null); 10698 } 10699 return; 10700 } else { 10701 // Dumping a single name? 10702 if (!dumpWindows(pw, cmd, args, opti, dumpAll)) { 10703 pw.println("Bad window command, or no windows match: " + cmd); 10704 pw.println("Use -h for help."); 10705 } 10706 return; 10707 } 10708 } 10709 10710 synchronized(mWindowMap) { 10711 pw.println(); 10712 if (dumpAll) { 10713 pw.println("-------------------------------------------------------------------------------"); 10714 } 10715 dumpLastANRLocked(pw); 10716 pw.println(); 10717 if (dumpAll) { 10718 pw.println("-------------------------------------------------------------------------------"); 10719 } 10720 dumpPolicyLocked(pw, args, dumpAll); 10721 pw.println(); 10722 if (dumpAll) { 10723 pw.println("-------------------------------------------------------------------------------"); 10724 } 10725 dumpAnimatorLocked(pw, args, dumpAll); 10726 pw.println(); 10727 if (dumpAll) { 10728 pw.println("-------------------------------------------------------------------------------"); 10729 } 10730 dumpSessionsLocked(pw, dumpAll); 10731 pw.println(); 10732 if (dumpAll) { 10733 pw.println("-------------------------------------------------------------------------------"); 10734 } 10735 dumpDisplayContentsLocked(pw, dumpAll); 10736 pw.println(); 10737 if (dumpAll) { 10738 pw.println("-------------------------------------------------------------------------------"); 10739 } 10740 dumpTokensLocked(pw, dumpAll); 10741 pw.println(); 10742 if (dumpAll) { 10743 pw.println("-------------------------------------------------------------------------------"); 10744 } 10745 dumpWindowsLocked(pw, dumpAll, null); 10746 } 10747 } 10748 10749 // Called by the heartbeat to ensure locks are not held indefnitely (for deadlock detection). 10750 @Override 10751 public void monitor() { 10752 synchronized (mWindowMap) { } 10753 } 10754 10755 public interface OnHardKeyboardStatusChangeListener { 10756 public void onHardKeyboardStatusChange(boolean available, boolean enabled); 10757 } 10758 10759 void debugLayoutRepeats(final String msg, int pendingLayoutChanges) { 10760 if (mLayoutRepeatCount >= LAYOUT_REPEAT_THRESHOLD) { 10761 Slog.v(TAG, "Layouts looping: " + msg + ", mPendingLayoutChanges = 0x" + 10762 Integer.toHexString(pendingLayoutChanges)); 10763 } 10764 } 10765 10766 private DisplayContent newDisplayContentLocked(final Display display) { 10767 DisplayContent displayContent = new DisplayContent(display, this); 10768 final int displayId = display.getDisplayId(); 10769 mDisplayContents.put(displayId, displayContent); 10770 10771 DisplayInfo displayInfo = displayContent.getDisplayInfo(); 10772 final Rect rect = new Rect(); 10773 mDisplaySettings.getOverscanLocked(displayInfo.name, rect); 10774 synchronized (displayContent.mDisplaySizeLock) { 10775 displayInfo.overscanLeft = rect.left; 10776 displayInfo.overscanTop = rect.top; 10777 displayInfo.overscanRight = rect.right; 10778 displayInfo.overscanBottom = rect.bottom; 10779 mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( 10780 displayId, displayInfo); 10781 } 10782 configureDisplayPolicyLocked(displayContent); 10783 10784 // TODO: Create an input channel for each display with touch capability. 10785 if (displayId == Display.DEFAULT_DISPLAY) { 10786 displayContent.mTapDetector = new StackTapPointerEventListener(this, displayContent); 10787 registerPointerEventListener(displayContent.mTapDetector); 10788 } 10789 10790 return displayContent; 10791 } 10792 10793 public void createDisplayContentLocked(final Display display) { 10794 if (display == null) { 10795 throw new IllegalArgumentException("getDisplayContent: display must not be null"); 10796 } 10797 getDisplayContentLocked(display.getDisplayId()); 10798 } 10799 10800 /** 10801 * Retrieve the DisplayContent for the specified displayId. Will create a new DisplayContent if 10802 * there is a Display for the displayId. 10803 * @param displayId The display the caller is interested in. 10804 * @return The DisplayContent associated with displayId or null if there is no Display for it. 10805 */ 10806 public DisplayContent getDisplayContentLocked(final int displayId) { 10807 DisplayContent displayContent = mDisplayContents.get(displayId); 10808 if (displayContent == null) { 10809 final Display display = mDisplayManager.getDisplay(displayId); 10810 if (display != null) { 10811 displayContent = newDisplayContentLocked(display); 10812 } 10813 } 10814 return displayContent; 10815 } 10816 10817 // There is an inherent assumption that this will never return null. 10818 public DisplayContent getDefaultDisplayContentLocked() { 10819 return getDisplayContentLocked(Display.DEFAULT_DISPLAY); 10820 } 10821 10822 public WindowList getDefaultWindowListLocked() { 10823 return getDefaultDisplayContentLocked().getWindowList(); 10824 } 10825 10826 public DisplayInfo getDefaultDisplayInfoLocked() { 10827 return getDefaultDisplayContentLocked().getDisplayInfo(); 10828 } 10829 10830 /** 10831 * Return the list of WindowStates associated on the passed display. 10832 * @param display The screen to return windows from. 10833 * @return The list of WindowStates on the screen, or null if the there is no screen. 10834 */ 10835 public WindowList getWindowListLocked(final Display display) { 10836 return getWindowListLocked(display.getDisplayId()); 10837 } 10838 10839 /** 10840 * Return the list of WindowStates associated on the passed display. 10841 * @param displayId The screen to return windows from. 10842 * @return The list of WindowStates on the screen, or null if the there is no screen. 10843 */ 10844 public WindowList getWindowListLocked(final int displayId) { 10845 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10846 return displayContent != null ? displayContent.getWindowList() : null; 10847 } 10848 10849 public void onDisplayAdded(int displayId) { 10850 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_ADDED, displayId, 0)); 10851 } 10852 10853 public void handleDisplayAdded(int displayId) { 10854 synchronized (mWindowMap) { 10855 final Display display = mDisplayManager.getDisplay(displayId); 10856 if (display != null) { 10857 createDisplayContentLocked(display); 10858 displayReady(displayId); 10859 } 10860 } 10861 } 10862 10863 public void onDisplayRemoved(int displayId) { 10864 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_REMOVED, displayId, 0)); 10865 } 10866 10867 private void handleDisplayRemovedLocked(int displayId) { 10868 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10869 if (displayContent != null) { 10870 if ((displayContent.mDeferredActions & DisplayContent.DEFER_DETACH) != 0) { 10871 displayContent.mDeferredActions |= DisplayContent.DEFER_REMOVAL; 10872 return; 10873 } 10874 mDisplayContents.delete(displayId); 10875 displayContent.close(); 10876 if (displayId == Display.DEFAULT_DISPLAY) { 10877 unregisterPointerEventListener(displayContent.mTapDetector); 10878 } 10879 } 10880 mAnimator.removeDisplayLocked(displayId); 10881 } 10882 10883 public void onDisplayChanged(int displayId) { 10884 mH.sendMessage(mH.obtainMessage(H.DO_DISPLAY_CHANGED, displayId, 0)); 10885 } 10886 10887 private void handleDisplayChangedLocked(int displayId) { 10888 final DisplayContent displayContent = getDisplayContentLocked(displayId); 10889 if (displayContent != null) { 10890 displayContent.updateDisplayInfo(); 10891 } 10892 } 10893 10894 @Override 10895 public Object getWindowManagerLock() { 10896 return mWindowMap; 10897 } 10898 10899 private final class LocalService extends WindowManagerInternal { 10900 @Override 10901 public void requestTraversalFromDisplayManager() { 10902 requestTraversal(); 10903 } 10904 } 10905} 10906