WindowState.java revision dcdca58cd5eb60a32de583eda5a334eb17f38034
1/* 2 * Copyright (C) 2011 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 android.app.ActivityManager; 20import android.app.AppOpsManager; 21import android.content.Context; 22import android.content.res.Configuration; 23import android.graphics.Matrix; 24import android.graphics.PixelFormat; 25import android.graphics.Point; 26import android.graphics.Rect; 27import android.graphics.Region; 28import android.os.IBinder; 29import android.os.PowerManager; 30import android.os.RemoteCallbackList; 31import android.os.RemoteException; 32import android.os.SystemClock; 33import android.os.Trace; 34import android.os.UserHandle; 35import android.os.WorkSource; 36import android.util.DisplayMetrics; 37import android.util.Slog; 38import android.util.TimeUtils; 39import android.view.Display; 40import android.view.DisplayInfo; 41import android.view.Gravity; 42import android.view.IApplicationToken; 43import android.view.IWindow; 44import android.view.IWindowFocusObserver; 45import android.view.IWindowId; 46import android.view.InputChannel; 47import android.view.InputEvent; 48import android.view.InputEventReceiver; 49import android.view.View; 50import android.view.ViewTreeObserver; 51import android.view.WindowManager; 52import android.view.WindowManagerPolicy; 53 54import com.android.server.input.InputWindowHandle; 55 56import java.io.PrintWriter; 57import java.util.ArrayList; 58 59import static android.app.ActivityManager.StackId; 60import static android.app.ActivityManager.StackId.DOCKED_STACK_ID; 61import static android.app.ActivityManager.StackId.INVALID_STACK_ID; 62import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER; 63import static android.view.ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_CONTENT; 64import static android.view.ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_FRAME; 65import static android.view.ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION; 66import static android.view.ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_VISIBLE; 67import static android.view.WindowManager.LayoutParams.FIRST_SUB_WINDOW; 68import static android.view.WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON; 69import static android.view.WindowManager.LayoutParams.FLAG_DIM_BEHIND; 70import static android.view.WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD; 71import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; 72import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; 73import static android.view.WindowManager.LayoutParams.FLAG_SCALED; 74import static android.view.WindowManager.LayoutParams.FLAG_SECURE; 75import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED; 76import static android.view.WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON; 77import static android.view.WindowManager.LayoutParams.LAST_SUB_WINDOW; 78import static android.view.WindowManager.LayoutParams.MATCH_PARENT; 79import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_COMPATIBLE_WINDOW; 80import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD; 81import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_LAYOUT_CHILD_WINDOW_IN_PARENT_FRAME; 82import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_WILL_NOT_REPLACE_ON_RELAUNCH; 83import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE; 84import static android.view.WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST; 85import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; 86import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; 87import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 88import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER; 89import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD; 90import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG; 91import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER; 92import static com.android.server.wm.DragResizeMode.DRAG_RESIZE_MODE_DOCKED_DIVIDER; 93import static com.android.server.wm.DragResizeMode.DRAG_RESIZE_MODE_FREEFORM; 94import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ADD_REMOVE; 95import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ANIM; 96import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_APP_TRANSITIONS; 97import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_CONFIGURATION; 98import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_FOCUS_LIGHT; 99import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT; 100import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ORIENTATION; 101import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_POWER; 102import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_RESIZE; 103import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_VISIBILITY; 104import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME; 105import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; 106 107class WindowList extends ArrayList<WindowState> { 108 WindowList() {} 109 WindowList(WindowList windowList) { 110 super(windowList); 111 } 112} 113 114/** 115 * A window in the window manager. 116 */ 117final class WindowState implements WindowManagerPolicy.WindowState { 118 static final String TAG = TAG_WITH_CLASS_NAME ? "WindowState" : TAG_WM; 119 120 // The minimal size of a window within the usable area of the freeform stack. 121 // TODO(multi-window): fix the min sizes when we have mininum width/height support, 122 // use hard-coded min sizes for now. 123 static final int MINIMUM_VISIBLE_WIDTH_IN_DP = 48; 124 static final int MINIMUM_VISIBLE_HEIGHT_IN_DP = 32; 125 126 // The thickness of a window resize handle outside the window bounds on the free form workspace 127 // to capture touch events in that area. 128 static final int RESIZE_HANDLE_WIDTH_IN_DP = 30; 129 130 static final boolean DEBUG_DISABLE_SAVING_SURFACES = false; 131 132 final WindowManagerService mService; 133 final WindowManagerPolicy mPolicy; 134 final Context mContext; 135 final Session mSession; 136 final IWindow mClient; 137 final int mAppOp; 138 // UserId and appId of the owner. Don't display windows of non-current user. 139 final int mOwnerUid; 140 final IWindowId mWindowId; 141 WindowToken mToken; 142 WindowToken mRootToken; 143 AppWindowToken mAppToken; 144 AppWindowToken mTargetAppToken; 145 146 // mAttrs.flags is tested in animation without being locked. If the bits tested are ever 147 // modified they will need to be locked. 148 final WindowManager.LayoutParams mAttrs = new WindowManager.LayoutParams(); 149 final DeathRecipient mDeathRecipient; 150 final WindowState mAttachedWindow; 151 final WindowList mChildWindows = new WindowList(); 152 final int mBaseLayer; 153 final int mSubLayer; 154 final boolean mLayoutAttached; 155 final boolean mIsImWindow; 156 final boolean mIsWallpaper; 157 final boolean mIsFloatingLayer; 158 int mSeq; 159 boolean mEnforceSizeCompat; 160 int mViewVisibility; 161 int mSystemUiVisibility; 162 boolean mPolicyVisibility = true; 163 boolean mPolicyVisibilityAfterAnim = true; 164 boolean mAppOpVisibility = true; 165 boolean mAppFreezing; 166 boolean mAttachedHidden; // is our parent window hidden? 167 boolean mWallpaperVisible; // for wallpaper, what was last vis report? 168 boolean mDragResizing; 169 boolean mDragResizingChangeReported; 170 int mResizeMode; 171 172 RemoteCallbackList<IWindowFocusObserver> mFocusCallbacks; 173 174 /** 175 * The window size that was requested by the application. These are in 176 * the application's coordinate space (without compatibility scale applied). 177 */ 178 int mRequestedWidth; 179 int mRequestedHeight; 180 int mLastRequestedWidth; 181 int mLastRequestedHeight; 182 183 int mLayer; 184 boolean mHaveFrame; 185 boolean mObscured; 186 boolean mTurnOnScreen; 187 188 int mLayoutSeq = -1; 189 190 private Configuration mConfiguration = Configuration.EMPTY; 191 private Configuration mOverrideConfig = Configuration.EMPTY; 192 // Represents the changes from our override configuration applied 193 // to the global configuration. This is the only form of configuration 194 // which is suitable for delivery to the client. 195 private Configuration mMergedConfiguration = new Configuration(); 196 // Sticky answer to isConfigChanged(), remains true until new Configuration is assigned. 197 // Used only on {@link #TYPE_KEYGUARD}. 198 private boolean mConfigHasChanged; 199 200 /** 201 * Actual position of the surface shown on-screen (may be modified by animation). These are 202 * in the screen's coordinate space (WITH the compatibility scale applied). 203 */ 204 final Point mShownPosition = new Point(); 205 206 /** 207 * Insets that determine the actually visible area. These are in the application's 208 * coordinate space (without compatibility scale applied). 209 */ 210 final Rect mVisibleInsets = new Rect(); 211 final Rect mLastVisibleInsets = new Rect(); 212 boolean mVisibleInsetsChanged; 213 214 /** 215 * Insets that are covered by system windows (such as the status bar) and 216 * transient docking windows (such as the IME). These are in the application's 217 * coordinate space (without compatibility scale applied). 218 */ 219 final Rect mContentInsets = new Rect(); 220 final Rect mLastContentInsets = new Rect(); 221 boolean mContentInsetsChanged; 222 223 /** 224 * Insets that determine the area covered by the display overscan region. These are in the 225 * application's coordinate space (without compatibility scale applied). 226 */ 227 final Rect mOverscanInsets = new Rect(); 228 final Rect mLastOverscanInsets = new Rect(); 229 boolean mOverscanInsetsChanged; 230 231 /** 232 * Insets that determine the area covered by the stable system windows. These are in the 233 * application's coordinate space (without compatibility scale applied). 234 */ 235 final Rect mStableInsets = new Rect(); 236 final Rect mLastStableInsets = new Rect(); 237 boolean mStableInsetsChanged; 238 239 /** 240 * Outsets determine the area outside of the surface where we want to pretend that it's possible 241 * to draw anyway. 242 */ 243 final Rect mOutsets = new Rect(); 244 final Rect mLastOutsets = new Rect(); 245 boolean mOutsetsChanged = false; 246 247 /** 248 * Set to true if we are waiting for this window to receive its 249 * given internal insets before laying out other windows based on it. 250 */ 251 boolean mGivenInsetsPending; 252 253 /** 254 * These are the content insets that were given during layout for 255 * this window, to be applied to windows behind it. 256 */ 257 final Rect mGivenContentInsets = new Rect(); 258 259 /** 260 * These are the visible insets that were given during layout for 261 * this window, to be applied to windows behind it. 262 */ 263 final Rect mGivenVisibleInsets = new Rect(); 264 265 /** 266 * This is the given touchable area relative to the window frame, or null if none. 267 */ 268 final Region mGivenTouchableRegion = new Region(); 269 270 /** 271 * Flag indicating whether the touchable region should be adjusted by 272 * the visible insets; if false the area outside the visible insets is 273 * NOT touchable, so we must use those to adjust the frame during hit 274 * tests. 275 */ 276 int mTouchableInsets = ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_FRAME; 277 278 // Current transformation being applied. 279 float mGlobalScale=1; 280 float mInvGlobalScale=1; 281 float mHScale=1, mVScale=1; 282 float mLastHScale=1, mLastVScale=1; 283 final Matrix mTmpMatrix = new Matrix(); 284 285 // "Real" frame that the application sees, in display coordinate space. 286 final Rect mFrame = new Rect(); 287 final Rect mLastFrame = new Rect(); 288 // Frame that is scaled to the application's coordinate space when in 289 // screen size compatibility mode. 290 final Rect mCompatFrame = new Rect(); 291 292 final Rect mContainingFrame = new Rect(); 293 294 final Rect mParentFrame = new Rect(); 295 296 // The entire screen area of the {@link TaskStack} this window is in. Usually equal to the 297 // screen area of the device. 298 final Rect mDisplayFrame = new Rect(); 299 300 // The region of the display frame that the display type supports displaying content on. This 301 // is mostly a special case for TV where some displays don’t have the entire display usable. 302 // {@link WindowManager.LayoutParams#FLAG_LAYOUT_IN_OVERSCAN} flag can be used to allow 303 // window display contents to extend into the overscan region. 304 final Rect mOverscanFrame = new Rect(); 305 306 // The display frame minus the stable insets. This value is always constant regardless of if 307 // the status bar or navigation bar is visible. 308 final Rect mStableFrame = new Rect(); 309 310 // The area not occupied by the status and navigation bars. So, if both status and navigation 311 // bars are visible, the decor frame is equal to the stable frame. 312 final Rect mDecorFrame = new Rect(); 313 314 // Equal to the decor frame if the IME (e.g. keyboard) is not present. Equal to the decor frame 315 // minus the area occupied by the IME if the IME is present. 316 final Rect mContentFrame = new Rect(); 317 318 // Legacy stuff. Generally equal to the content frame expect when the IME for older apps 319 // displays hint text. 320 final Rect mVisibleFrame = new Rect(); 321 322 // Frame that includes dead area outside of the surface but where we want to pretend that it's 323 // possible to draw. 324 final Rect mOutsetFrame = new Rect(); 325 326 /** 327 * Usually empty. Set to the task's tempInsetFrame. See 328 *{@link android.app.IActivityManager#resizeDockedStack}. 329 */ 330 final Rect mInsetFrame = new Rect(); 331 332 private static final Rect sTmpRect = new Rect(); 333 334 boolean mContentChanged; 335 336 // If a window showing a wallpaper: the requested offset for the 337 // wallpaper; if a wallpaper window: the currently applied offset. 338 float mWallpaperX = -1; 339 float mWallpaperY = -1; 340 341 // If a window showing a wallpaper: what fraction of the offset 342 // range corresponds to a full virtual screen. 343 float mWallpaperXStep = -1; 344 float mWallpaperYStep = -1; 345 346 // If a window showing a wallpaper: a raw pixel offset to forcibly apply 347 // to its window; if a wallpaper window: not used. 348 int mWallpaperDisplayOffsetX = Integer.MIN_VALUE; 349 int mWallpaperDisplayOffsetY = Integer.MIN_VALUE; 350 351 // Wallpaper windows: pixels offset based on above variables. 352 int mXOffset; 353 int mYOffset; 354 355 /** 356 * This is set after IWindowSession.relayout() has been called at 357 * least once for the window. It allows us to detect the situation 358 * where we don't yet have a surface, but should have one soon, so 359 * we can give the window focus before waiting for the relayout. 360 */ 361 boolean mRelayoutCalled; 362 363 /** 364 * If the application has called relayout() with changes that can 365 * impact its window's size, we need to perform a layout pass on it 366 * even if it is not currently visible for layout. This is set 367 * when in that case until the layout is done. 368 */ 369 boolean mLayoutNeeded; 370 371 /** Currently running an exit animation? */ 372 boolean mAnimatingExit; 373 374 /** Currently on the mDestroySurface list? */ 375 boolean mDestroying; 376 377 /** Completely remove from window manager after exit animation? */ 378 boolean mRemoveOnExit; 379 380 /** 381 * Whether the app died while it was visible, if true we might need 382 * to continue to show it until it's restarted. 383 */ 384 boolean mAppDied; 385 386 /** 387 * Set when the orientation is changing and this window has not yet 388 * been updated for the new orientation. 389 */ 390 boolean mOrientationChanging; 391 392 /** 393 * How long we last kept the screen frozen. 394 */ 395 int mLastFreezeDuration; 396 397 /** Is this window now (or just being) removed? */ 398 boolean mRemoved; 399 400 /** 401 * It is save to remove the window and destroy the surface because the client requested removal 402 * or some other higher level component said so (e.g. activity manager). 403 * TODO: We should either have different booleans for the removal reason or use a bit-field. 404 */ 405 boolean mWindowRemovalAllowed; 406 407 /** 408 * Temp for keeping track of windows that have been removed when 409 * rebuilding window list. 410 */ 411 boolean mRebuilding; 412 413 // Input channel and input window handle used by the input dispatcher. 414 final InputWindowHandle mInputWindowHandle; 415 InputChannel mInputChannel; 416 InputChannel mClientChannel; 417 418 // Used to improve performance of toString() 419 String mStringNameCache; 420 CharSequence mLastTitle; 421 boolean mWasExiting; 422 423 final WindowStateAnimator mWinAnimator; 424 425 boolean mHasSurface = false; 426 427 boolean mNotOnAppsDisplay = false; 428 DisplayContent mDisplayContent; 429 430 /** When true this window can be displayed on screens owther than mOwnerUid's */ 431 private boolean mShowToOwnerOnly; 432 433 // Whether the window has a saved surface from last pause, which can be 434 // used to start an entering animation earlier. 435 public boolean mSurfaceSaved = false; 436 437 // This window will be replaced due to relaunch. This allows window manager 438 // to differentiate between simple removal of a window and replacement. In the latter case it 439 // will preserve the old window until the new one is drawn. 440 boolean mWillReplaceWindow = false; 441 // If true, the replaced window was already requested to be removed. 442 boolean mReplacingRemoveRequested = false; 443 // Whether the replacement of the window should trigger app transition animation. 444 boolean mAnimateReplacingWindow = false; 445 // If not null, the window that will be used to replace the old one. This is being set when 446 // the window is added and unset when this window reports its first draw. 447 WindowState mReplacingWindow = null; 448 // For the new window in the replacement transition, if we have 449 // requested to replace without animation, then we should 450 // make sure we also don't apply an enter animation for 451 // the new window. 452 boolean mSkipEnterAnimationForSeamlessReplacement = false; 453 // Whether this window is being moved via the resize API 454 boolean mMovedByResize; 455 456 /** 457 * Wake lock for drawing. 458 * Even though it's slightly more expensive to do so, we will use a separate wake lock 459 * for each app that is requesting to draw while dozing so that we can accurately track 460 * who is preventing the system from suspending. 461 * This lock is only acquired on first use. 462 */ 463 PowerManager.WakeLock mDrawLock; 464 465 final private Rect mTmpRect = new Rect(); 466 467 /** 468 * See {@link #notifyMovedInStack}. 469 */ 470 private boolean mJustMovedInStack; 471 472 /** 473 * Whether the window was resized by us while it was gone for layout. 474 */ 475 boolean mResizedWhileGone = false; 476 477 /** 478 * Indicates whether we got resized but drag resizing flag was false. In this case, we also 479 * need to recreate the surface and defer surface bound updates in order to make sure the 480 * buffer contents and the positioning/size stay in sync. 481 */ 482 boolean mResizedWhileNotDragResizing; 483 484 WindowState(WindowManagerService service, Session s, IWindow c, WindowToken token, 485 WindowState attachedWindow, int appOp, int seq, WindowManager.LayoutParams a, 486 int viewVisibility, final DisplayContent displayContent) { 487 mService = service; 488 mSession = s; 489 mClient = c; 490 mAppOp = appOp; 491 mToken = token; 492 mOwnerUid = s.mUid; 493 mWindowId = new IWindowId.Stub() { 494 @Override 495 public void registerFocusObserver(IWindowFocusObserver observer) { 496 WindowState.this.registerFocusObserver(observer); 497 } 498 @Override 499 public void unregisterFocusObserver(IWindowFocusObserver observer) { 500 WindowState.this.unregisterFocusObserver(observer); 501 } 502 @Override 503 public boolean isFocused() { 504 return WindowState.this.isFocused(); 505 } 506 }; 507 mAttrs.copyFrom(a); 508 mViewVisibility = viewVisibility; 509 mDisplayContent = displayContent; 510 mPolicy = mService.mPolicy; 511 mContext = mService.mContext; 512 DeathRecipient deathRecipient = new DeathRecipient(); 513 mSeq = seq; 514 mEnforceSizeCompat = (mAttrs.privateFlags & PRIVATE_FLAG_COMPATIBLE_WINDOW) != 0; 515 if (WindowManagerService.localLOGV) Slog.v( 516 TAG, "Window " + this + " client=" + c.asBinder() 517 + " token=" + token + " (" + mAttrs.token + ")" + " params=" + a); 518 try { 519 c.asBinder().linkToDeath(deathRecipient, 0); 520 } catch (RemoteException e) { 521 mDeathRecipient = null; 522 mAttachedWindow = null; 523 mLayoutAttached = false; 524 mIsImWindow = false; 525 mIsWallpaper = false; 526 mIsFloatingLayer = false; 527 mBaseLayer = 0; 528 mSubLayer = 0; 529 mInputWindowHandle = null; 530 mWinAnimator = null; 531 return; 532 } 533 mDeathRecipient = deathRecipient; 534 535 if ((mAttrs.type >= FIRST_SUB_WINDOW && 536 mAttrs.type <= LAST_SUB_WINDOW)) { 537 // The multiplier here is to reserve space for multiple 538 // windows in the same type layer. 539 mBaseLayer = mPolicy.windowTypeToLayerLw( 540 attachedWindow.mAttrs.type) * WindowManagerService.TYPE_LAYER_MULTIPLIER 541 + WindowManagerService.TYPE_LAYER_OFFSET; 542 mSubLayer = mPolicy.subWindowTypeToLayerLw(a.type); 543 mAttachedWindow = attachedWindow; 544 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Adding " + this + " to " + mAttachedWindow); 545 546 final WindowList childWindows = mAttachedWindow.mChildWindows; 547 final int numChildWindows = childWindows.size(); 548 if (numChildWindows == 0) { 549 childWindows.add(this); 550 } else { 551 boolean added = false; 552 for (int i = 0; i < numChildWindows; i++) { 553 final int childSubLayer = childWindows.get(i).mSubLayer; 554 if (mSubLayer < childSubLayer 555 || (mSubLayer == childSubLayer && childSubLayer < 0)) { 556 // We insert the child window into the list ordered by the sub-layer. For 557 // same sub-layers, the negative one should go below others; the positive 558 // one should go above others. 559 childWindows.add(i, this); 560 added = true; 561 break; 562 } 563 } 564 if (!added) { 565 childWindows.add(this); 566 } 567 } 568 569 mLayoutAttached = mAttrs.type != 570 WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG; 571 mIsImWindow = attachedWindow.mAttrs.type == TYPE_INPUT_METHOD 572 || attachedWindow.mAttrs.type == TYPE_INPUT_METHOD_DIALOG; 573 mIsWallpaper = attachedWindow.mAttrs.type == TYPE_WALLPAPER; 574 mIsFloatingLayer = mIsImWindow || mIsWallpaper; 575 } else { 576 // The multiplier here is to reserve space for multiple 577 // windows in the same type layer. 578 mBaseLayer = mPolicy.windowTypeToLayerLw(a.type) 579 * WindowManagerService.TYPE_LAYER_MULTIPLIER 580 + WindowManagerService.TYPE_LAYER_OFFSET; 581 mSubLayer = 0; 582 mAttachedWindow = null; 583 mLayoutAttached = false; 584 mIsImWindow = mAttrs.type == TYPE_INPUT_METHOD 585 || mAttrs.type == TYPE_INPUT_METHOD_DIALOG; 586 mIsWallpaper = mAttrs.type == TYPE_WALLPAPER; 587 mIsFloatingLayer = mIsImWindow || mIsWallpaper; 588 } 589 590 WindowState appWin = this; 591 while (appWin.isChildWindow()) { 592 appWin = appWin.mAttachedWindow; 593 } 594 WindowToken appToken = appWin.mToken; 595 while (appToken.appWindowToken == null) { 596 WindowToken parent = mService.mTokenMap.get(appToken.token); 597 if (parent == null || appToken == parent) { 598 break; 599 } 600 appToken = parent; 601 } 602 mRootToken = appToken; 603 mAppToken = appToken.appWindowToken; 604 if (mAppToken != null) { 605 final DisplayContent appDisplay = getDisplayContent(); 606 mNotOnAppsDisplay = displayContent != appDisplay; 607 608 if (mAppToken.showForAllUsers) { 609 // Windows for apps that can show for all users should also show when the 610 // device is locked. 611 mAttrs.flags |= FLAG_SHOW_WHEN_LOCKED; 612 } 613 } 614 615 mWinAnimator = new WindowStateAnimator(this); 616 mWinAnimator.mAlpha = a.alpha; 617 618 mRequestedWidth = 0; 619 mRequestedHeight = 0; 620 mLastRequestedWidth = 0; 621 mLastRequestedHeight = 0; 622 mXOffset = 0; 623 mYOffset = 0; 624 mLayer = 0; 625 mInputWindowHandle = new InputWindowHandle( 626 mAppToken != null ? mAppToken.mInputApplicationHandle : null, this, 627 displayContent.getDisplayId()); 628 } 629 630 void attach() { 631 if (WindowManagerService.localLOGV) Slog.v( 632 TAG, "Attaching " + this + " token=" + mToken 633 + ", list=" + mToken.windows); 634 mSession.windowAddedLocked(); 635 } 636 637 @Override 638 public int getOwningUid() { 639 return mOwnerUid; 640 } 641 642 @Override 643 public String getOwningPackage() { 644 return mAttrs.packageName; 645 } 646 647 /** 648 * Subtracts the insets calculated by intersecting {@param layoutFrame} with {@param insetFrame} 649 * from {@param frame}. In other words, it applies the insets that would result if 650 * {@param frame} would be shifted to {@param layoutFrame} and then applying the insets from 651 * {@param insetFrame}. Also it respects {@param displayFrame} in case window has minimum 652 * width/height applied and insets should be overridden. 653 */ 654 private void subtractInsets(Rect frame, Rect layoutFrame, Rect insetFrame, Rect displayFrame) { 655 final int left = Math.max(0, insetFrame.left - Math.max(layoutFrame.left, displayFrame.left)); 656 final int top = Math.max(0, insetFrame.top - Math.max(layoutFrame.top, displayFrame.top)); 657 final int right = Math.max(0, Math.min(layoutFrame.right, displayFrame.right) - insetFrame.right); 658 final int bottom = Math.max(0, Math.min(layoutFrame.bottom, displayFrame.bottom) - insetFrame.bottom); 659 frame.inset(left, top, right, bottom); 660 } 661 662 @Override 663 public void computeFrameLw(Rect pf, Rect df, Rect of, Rect cf, Rect vf, Rect dcf, Rect sf, 664 Rect osf) { 665 if (mWillReplaceWindow && (mAnimatingExit || !mReplacingRemoveRequested)) { 666 // This window is being replaced and either already got information that it's being 667 // removed or we are still waiting for some information. Because of this we don't 668 // want to apply any more changes to it, so it remains in this state until new window 669 // appears. 670 return; 671 } 672 mHaveFrame = true; 673 674 final Task task = getTask(); 675 final boolean fullscreenTask = !isInMultiWindowMode(); 676 final boolean windowsAreFloating = task != null && task.isFloating(); 677 678 // If the task has temp inset bounds set, we have to make sure all its windows uses 679 // the temp inset frame. Otherwise different display frames get applied to the main 680 // window and the child window, making them misaligned. 681 if (fullscreenTask) { 682 mInsetFrame.setEmpty(); 683 } else { 684 task.getTempInsetBounds(mInsetFrame); 685 } 686 687 // Denotes the actual frame used to calculate the insets and to perform the layout. When 688 // resizing in docked mode, we'd like to freeze the layout, so we also need to freeze the 689 // insets temporarily. By the notion of a task having a different layout frame, we can 690 // achieve that while still moving the task around. 691 final Rect layoutContainingFrame; 692 final Rect layoutDisplayFrame; 693 694 // The offset from the layout containing frame to the actual containing frame. 695 final int layoutXDiff; 696 final int layoutYDiff; 697 if (mInsetFrame.isEmpty() && (fullscreenTask || layoutInParentFrame())) { 698 // We use the parent frame as the containing frame for fullscreen and child windows 699 mContainingFrame.set(pf); 700 mDisplayFrame.set(df); 701 layoutDisplayFrame = df; 702 layoutContainingFrame = pf; 703 layoutXDiff = 0; 704 layoutYDiff = 0; 705 } else { 706 task.getBounds(mContainingFrame); 707 if (mAppToken != null && !mAppToken.mFrozenBounds.isEmpty()) { 708 709 // If the bounds are frozen, we still want to translate the window freely and only 710 // freeze the size. 711 Rect frozen = mAppToken.mFrozenBounds.peek(); 712 mContainingFrame.right = mContainingFrame.left + frozen.width(); 713 mContainingFrame.bottom = mContainingFrame.top + frozen.height(); 714 } 715 final WindowState imeWin = mService.mInputMethodWindow; 716 // IME is up and obscuring this window. Adjust the window position so it is visible. 717 if (imeWin != null && imeWin.isVisibleNow() && mService.mInputMethodTarget == this) { 718 if (windowsAreFloating && mContainingFrame.bottom > cf.bottom) { 719 // In freeform we want to move the top up directly. 720 // TODO: Investigate why this is cf not pf. 721 mContainingFrame.top -= mContainingFrame.bottom - cf.bottom; 722 } else if (mContainingFrame.bottom > pf.bottom) { 723 // But in docked we want to behave like fullscreen 724 // and behave as if the task were given smaller bounds 725 // for the purposes of layout. 726 mContainingFrame.bottom = pf.bottom; 727 } 728 } 729 730 if (windowsAreFloating) { 731 // In floating modes (e.g. freeform, pinned) we have only to set the rectangle 732 // if it wasn't set already. No need to intersect it with the (visible) 733 // "content frame" since it is allowed to be outside the visible desktop. 734 if (mContainingFrame.isEmpty()) { 735 mContainingFrame.set(cf); 736 } 737 } 738 mDisplayFrame.set(mContainingFrame); 739 layoutXDiff = !mInsetFrame.isEmpty() ? mInsetFrame.left - mContainingFrame.left : 0; 740 layoutYDiff = !mInsetFrame.isEmpty() ? mInsetFrame.top - mContainingFrame.top : 0; 741 layoutContainingFrame = !mInsetFrame.isEmpty() ? mInsetFrame : mContainingFrame; 742 mTmpRect.set(0, 0, mDisplayContent.getDisplayInfo().logicalWidth, 743 mDisplayContent.getDisplayInfo().logicalHeight); 744 subtractInsets(mDisplayFrame, layoutContainingFrame, df, mTmpRect); 745 if (!layoutInParentFrame()) { 746 subtractInsets(mContainingFrame, layoutContainingFrame, pf, mTmpRect); 747 subtractInsets(mInsetFrame, layoutContainingFrame, pf, mTmpRect); 748 } 749 layoutDisplayFrame = df; 750 layoutDisplayFrame.intersect(layoutContainingFrame); 751 } 752 753 final int pw = mContainingFrame.width(); 754 final int ph = mContainingFrame.height(); 755 756 if (!mParentFrame.equals(pf)) { 757 //Slog.i(TAG_WM, "Window " + this + " content frame from " + mParentFrame 758 // + " to " + pf); 759 mParentFrame.set(pf); 760 mContentChanged = true; 761 } 762 if (mRequestedWidth != mLastRequestedWidth || mRequestedHeight != mLastRequestedHeight) { 763 mLastRequestedWidth = mRequestedWidth; 764 mLastRequestedHeight = mRequestedHeight; 765 mContentChanged = true; 766 } 767 768 mOverscanFrame.set(of); 769 mContentFrame.set(cf); 770 mVisibleFrame.set(vf); 771 mDecorFrame.set(dcf); 772 mStableFrame.set(sf); 773 final boolean hasOutsets = osf != null; 774 if (hasOutsets) { 775 mOutsetFrame.set(osf); 776 } 777 778 final int fw = mFrame.width(); 779 final int fh = mFrame.height(); 780 781 applyGravityAndUpdateFrame(layoutContainingFrame, layoutDisplayFrame); 782 783 // Offset the actual frame by the amount layout frame is off. 784 mFrame.offset(-layoutXDiff, -layoutYDiff); 785 mCompatFrame.offset(-layoutXDiff, -layoutYDiff); 786 787 // Calculate the outsets before the content frame gets shrinked to the window frame. 788 if (hasOutsets) { 789 mOutsets.set(Math.max(mContentFrame.left - mOutsetFrame.left, 0), 790 Math.max(mContentFrame.top - mOutsetFrame.top, 0), 791 Math.max(mOutsetFrame.right - mContentFrame.right, 0), 792 Math.max(mOutsetFrame.bottom - mContentFrame.bottom, 0)); 793 } else { 794 mOutsets.set(0, 0, 0, 0); 795 } 796 797 // Make sure the content and visible frames are inside of the 798 // final window frame. 799 if (windowsAreFloating && !mFrame.isEmpty()) { 800 // Keep the frame out of the blocked system area, limit it in size to the content area 801 // and make sure that there is always a minimum visible so that the user can drag it 802 // into a usable area.. 803 final int height = Math.min(mFrame.height(), mContentFrame.height()); 804 final int width = Math.min(mContentFrame.width(), mFrame.width()); 805 final DisplayMetrics displayMetrics = getDisplayContent().getDisplayMetrics(); 806 final int minVisibleHeight = WindowManagerService.dipToPixel( 807 MINIMUM_VISIBLE_HEIGHT_IN_DP, displayMetrics); 808 final int minVisibleWidth = WindowManagerService.dipToPixel( 809 MINIMUM_VISIBLE_WIDTH_IN_DP, displayMetrics); 810 final int top = Math.max(mContentFrame.top, 811 Math.min(mFrame.top, mContentFrame.bottom - minVisibleHeight)); 812 final int left = Math.max(mContentFrame.left + minVisibleWidth - width, 813 Math.min(mFrame.left, mContentFrame.right - minVisibleWidth)); 814 mFrame.set(left, top, left + width, top + height); 815 mContentFrame.set(mFrame); 816 mVisibleFrame.set(mContentFrame); 817 mStableFrame.set(mContentFrame); 818 } else if (mAttrs.type == TYPE_DOCK_DIVIDER) { 819 mDisplayContent.getDockedDividerController().positionDockedStackedDivider(mFrame); 820 mContentFrame.set(mFrame); 821 if (!mFrame.equals(mLastFrame)) { 822 mMovedByResize = true; 823 } 824 } else { 825 mContentFrame.set(Math.max(mContentFrame.left, layoutContainingFrame.left), 826 Math.max(mContentFrame.top, layoutContainingFrame.top), 827 Math.min(mContentFrame.right, layoutContainingFrame.right), 828 Math.min(mContentFrame.bottom, layoutContainingFrame.bottom)); 829 830 mVisibleFrame.set(Math.max(mVisibleFrame.left, layoutContainingFrame.left), 831 Math.max(mVisibleFrame.top, layoutContainingFrame.top), 832 Math.min(mVisibleFrame.right, layoutContainingFrame.right), 833 Math.min(mVisibleFrame.bottom, layoutContainingFrame.bottom)); 834 835 mStableFrame.set(Math.max(mStableFrame.left, layoutContainingFrame.left), 836 Math.max(mStableFrame.top, layoutContainingFrame.top), 837 Math.min(mStableFrame.right, layoutContainingFrame.right), 838 Math.min(mStableFrame.bottom, layoutContainingFrame.bottom)); 839 } 840 841 if (fullscreenTask && !windowsAreFloating) { 842 // Windows that are not fullscreen can be positioned outside of the display frame, 843 // but that is not a reason to provide them with overscan insets. 844 mOverscanInsets.set(Math.max(mOverscanFrame.left - layoutContainingFrame.left, 0), 845 Math.max(mOverscanFrame.top - layoutContainingFrame.top, 0), 846 Math.max(layoutContainingFrame.right - mOverscanFrame.right, 0), 847 Math.max(layoutContainingFrame.bottom - mOverscanFrame.bottom, 0)); 848 } 849 850 if (mAttrs.type == TYPE_DOCK_DIVIDER) { 851 // For the docked divider, we calculate the stable insets like a full-screen window 852 // so it can use it to calculate the snap positions. 853 mStableInsets.set(Math.max(mStableFrame.left - mDisplayFrame.left, 0), 854 Math.max(mStableFrame.top - mDisplayFrame.top, 0), 855 Math.max(mDisplayFrame.right - mStableFrame.right, 0), 856 Math.max(mDisplayFrame.bottom - mStableFrame.bottom, 0)); 857 858 // The divider doesn't care about insets in any case, so set it to empty so we don't 859 // trigger a relayout when moving it. 860 mContentInsets.setEmpty(); 861 mVisibleInsets.setEmpty(); 862 } else { 863 getDisplayContent().getLogicalDisplayRect(mTmpRect); 864 // Override right and/or bottom insets in case if the frame doesn't fit the screen in 865 // non-fullscreen mode. 866 boolean overrideRightInset = !fullscreenTask && layoutContainingFrame.right > mTmpRect.right; 867 boolean overrideBottomInset = !fullscreenTask && layoutContainingFrame.bottom > mTmpRect.bottom; 868 mContentInsets.set(mContentFrame.left - layoutContainingFrame.left, 869 mContentFrame.top - layoutContainingFrame.top, 870 overrideRightInset ? mTmpRect.right - mContentFrame.right 871 : layoutContainingFrame.right - mContentFrame.right, 872 overrideBottomInset ? mTmpRect.bottom - mContentFrame.bottom 873 : layoutContainingFrame.bottom - mContentFrame.bottom); 874 875 mVisibleInsets.set(mVisibleFrame.left - layoutContainingFrame.left, 876 mVisibleFrame.top - layoutContainingFrame.top, 877 overrideRightInset ? mTmpRect.right - mVisibleFrame.right 878 : layoutContainingFrame.right - mVisibleFrame.right, 879 overrideBottomInset ? mTmpRect.bottom - mVisibleFrame.bottom 880 : layoutContainingFrame.bottom - mVisibleFrame.bottom); 881 882 mStableInsets.set(Math.max(mStableFrame.left - layoutContainingFrame.left, 0), 883 Math.max(mStableFrame.top - layoutContainingFrame.top, 0), 884 overrideRightInset ? Math.max(mTmpRect.right - mStableFrame.right, 0) 885 : Math.max(layoutContainingFrame.right - mStableFrame.right, 0), 886 overrideBottomInset ? Math.max(mTmpRect.bottom - mStableFrame.bottom, 0) 887 : Math.max(layoutContainingFrame.bottom - mStableFrame.bottom, 0)); 888 } 889 890 mContentFrame.offset(-layoutXDiff, -layoutYDiff); 891 mVisibleFrame.offset(-layoutXDiff, -layoutYDiff); 892 mStableFrame.offset(-layoutXDiff, -layoutYDiff); 893 894 mCompatFrame.set(mFrame); 895 if (mEnforceSizeCompat) { 896 // If there is a size compatibility scale being applied to the 897 // window, we need to apply this to its insets so that they are 898 // reported to the app in its coordinate space. 899 mOverscanInsets.scale(mInvGlobalScale); 900 mContentInsets.scale(mInvGlobalScale); 901 mVisibleInsets.scale(mInvGlobalScale); 902 mStableInsets.scale(mInvGlobalScale); 903 mOutsets.scale(mInvGlobalScale); 904 905 // Also the scaled frame that we report to the app needs to be 906 // adjusted to be in its coordinate space. 907 mCompatFrame.scale(mInvGlobalScale); 908 } 909 910 if (mIsWallpaper && (fw != mFrame.width() || fh != mFrame.height())) { 911 final DisplayContent displayContent = getDisplayContent(); 912 if (displayContent != null) { 913 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 914 mService.mWallpaperControllerLocked.updateWallpaperOffset( 915 this, displayInfo.logicalWidth, displayInfo.logicalHeight, false); 916 } 917 } 918 919 if (DEBUG_LAYOUT || WindowManagerService.localLOGV) Slog.v(TAG, 920 "Resolving (mRequestedWidth=" 921 + mRequestedWidth + ", mRequestedheight=" 922 + mRequestedHeight + ") to" + " (pw=" + pw + ", ph=" + ph 923 + "): frame=" + mFrame.toShortString() 924 + " ci=" + mContentInsets.toShortString() 925 + " vi=" + mVisibleInsets.toShortString() 926 + " si=" + mStableInsets.toShortString() 927 + " of=" + mOutsets.toShortString()); 928 } 929 930 @Override 931 public Rect getFrameLw() { 932 return mFrame; 933 } 934 935 @Override 936 public Point getShownPositionLw() { 937 return mShownPosition; 938 } 939 940 @Override 941 public Rect getDisplayFrameLw() { 942 return mDisplayFrame; 943 } 944 945 @Override 946 public Rect getOverscanFrameLw() { 947 return mOverscanFrame; 948 } 949 950 @Override 951 public Rect getContentFrameLw() { 952 return mContentFrame; 953 } 954 955 @Override 956 public Rect getVisibleFrameLw() { 957 return mVisibleFrame; 958 } 959 960 @Override 961 public boolean getGivenInsetsPendingLw() { 962 return mGivenInsetsPending; 963 } 964 965 @Override 966 public Rect getGivenContentInsetsLw() { 967 return mGivenContentInsets; 968 } 969 970 @Override 971 public Rect getGivenVisibleInsetsLw() { 972 return mGivenVisibleInsets; 973 } 974 975 @Override 976 public WindowManager.LayoutParams getAttrs() { 977 return mAttrs; 978 } 979 980 @Override 981 public boolean getNeedsMenuLw(WindowManagerPolicy.WindowState bottom) { 982 int index = -1; 983 WindowState ws = this; 984 WindowList windows = getWindowList(); 985 while (true) { 986 if (ws.mAttrs.needsMenuKey != WindowManager.LayoutParams.NEEDS_MENU_UNSET) { 987 return ws.mAttrs.needsMenuKey == WindowManager.LayoutParams.NEEDS_MENU_SET_TRUE; 988 } 989 // If we reached the bottom of the range of windows we are considering, 990 // assume no menu is needed. 991 if (ws == bottom) { 992 return false; 993 } 994 // The current window hasn't specified whether menu key is needed; 995 // look behind it. 996 // First, we may need to determine the starting position. 997 if (index < 0) { 998 index = windows.indexOf(ws); 999 } 1000 index--; 1001 if (index < 0) { 1002 return false; 1003 } 1004 ws = windows.get(index); 1005 } 1006 } 1007 1008 @Override 1009 public int getSystemUiVisibility() { 1010 return mSystemUiVisibility; 1011 } 1012 1013 @Override 1014 public int getSurfaceLayer() { 1015 return mLayer; 1016 } 1017 1018 @Override 1019 public int getBaseType() { 1020 WindowState win = this; 1021 while (win.isChildWindow()) { 1022 win = win.mAttachedWindow; 1023 } 1024 return win.mAttrs.type; 1025 } 1026 1027 @Override 1028 public IApplicationToken getAppToken() { 1029 return mAppToken != null ? mAppToken.appToken : null; 1030 } 1031 1032 @Override 1033 public boolean isVoiceInteraction() { 1034 return mAppToken != null && mAppToken.voiceInteraction; 1035 } 1036 1037 boolean setInsetsChanged() { 1038 mOverscanInsetsChanged |= !mLastOverscanInsets.equals(mOverscanInsets); 1039 mContentInsetsChanged |= !mLastContentInsets.equals(mContentInsets); 1040 mVisibleInsetsChanged |= !mLastVisibleInsets.equals(mVisibleInsets); 1041 mStableInsetsChanged |= !mLastStableInsets.equals(mStableInsets); 1042 mOutsetsChanged |= !mLastOutsets.equals(mOutsets); 1043 return mOverscanInsetsChanged || mContentInsetsChanged || mVisibleInsetsChanged 1044 || mOutsetsChanged; 1045 } 1046 1047 public DisplayContent getDisplayContent() { 1048 if (mAppToken == null || mNotOnAppsDisplay) { 1049 return mDisplayContent; 1050 } 1051 final TaskStack stack = getStack(); 1052 return stack == null ? mDisplayContent : stack.getDisplayContent(); 1053 } 1054 1055 public DisplayInfo getDisplayInfo() { 1056 final DisplayContent displayContent = getDisplayContent(); 1057 return displayContent != null ? displayContent.getDisplayInfo() : null; 1058 } 1059 1060 public int getDisplayId() { 1061 final DisplayContent displayContent = getDisplayContent(); 1062 if (displayContent == null) { 1063 return -1; 1064 } 1065 return displayContent.getDisplayId(); 1066 } 1067 1068 Task getTask() { 1069 return mAppToken != null ? mAppToken.mTask : null; 1070 } 1071 1072 TaskStack getStack() { 1073 Task task = getTask(); 1074 if (task != null) { 1075 if (task.mStack != null) { 1076 return task.mStack; 1077 } 1078 } 1079 // Some system windows (e.g. "Power off" dialog) don't have a task, but we would still 1080 // associate them with some stack to enable dimming. 1081 return mAttrs.type >= WindowManager.LayoutParams.FIRST_SYSTEM_WINDOW 1082 && mDisplayContent != null ? mDisplayContent.getHomeStack() : null; 1083 } 1084 1085 /** 1086 * Retrieves the visible bounds of the window. 1087 * @param bounds The rect which gets the bounds. 1088 */ 1089 void getVisibleBounds(Rect bounds) { 1090 final Task task = getTask(); 1091 boolean intersectWithStackBounds = task != null && task.cropWindowsToStackBounds(); 1092 bounds.setEmpty(); 1093 mTmpRect.setEmpty(); 1094 if (intersectWithStackBounds) { 1095 final TaskStack stack = task.mStack; 1096 if (stack != null) { 1097 stack.getDimBounds(mTmpRect); 1098 } else { 1099 intersectWithStackBounds = false; 1100 } 1101 } 1102 1103 bounds.set(mVisibleFrame); 1104 if (intersectWithStackBounds) { 1105 bounds.intersect(mTmpRect); 1106 } 1107 1108 if (bounds.isEmpty()) { 1109 bounds.set(mFrame); 1110 if (intersectWithStackBounds) { 1111 bounds.intersect(mTmpRect); 1112 } 1113 return; 1114 } 1115 } 1116 1117 public long getInputDispatchingTimeoutNanos() { 1118 return mAppToken != null 1119 ? mAppToken.inputDispatchingTimeoutNanos 1120 : WindowManagerService.DEFAULT_INPUT_DISPATCHING_TIMEOUT_NANOS; 1121 } 1122 1123 @Override 1124 public boolean hasAppShownWindows() { 1125 return mAppToken != null && (mAppToken.firstWindowDrawn || mAppToken.startingDisplayed); 1126 } 1127 1128 boolean isIdentityMatrix(float dsdx, float dtdx, float dsdy, float dtdy) { 1129 if (dsdx < .99999f || dsdx > 1.00001f) return false; 1130 if (dtdy < .99999f || dtdy > 1.00001f) return false; 1131 if (dtdx < -.000001f || dtdx > .000001f) return false; 1132 if (dsdy < -.000001f || dsdy > .000001f) return false; 1133 return true; 1134 } 1135 1136 void prelayout() { 1137 if (mEnforceSizeCompat) { 1138 mGlobalScale = mService.mCompatibleScreenScale; 1139 mInvGlobalScale = 1/mGlobalScale; 1140 } else { 1141 mGlobalScale = mInvGlobalScale = 1; 1142 } 1143 } 1144 1145 /** 1146 * Does the minimal check for visibility. Callers generally want to use one of the public 1147 * methods as they perform additional checks on the app token. 1148 * TODO: See if there are other places we can use this check below instead of duplicating... 1149 */ 1150 private boolean isVisibleUnchecked() { 1151 return mHasSurface && mPolicyVisibility && !mAttachedHidden 1152 && !mAnimatingExit && !mDestroying && (!mIsWallpaper || mWallpaperVisible); 1153 } 1154 1155 /** 1156 * Is this window visible? It is not visible if there is no surface, or we are in the process 1157 * of running an exit animation that will remove the surface, or its app token has been hidden. 1158 */ 1159 @Override 1160 public boolean isVisibleLw() { 1161 return (mAppToken == null || !mAppToken.hiddenRequested) && isVisibleUnchecked(); 1162 } 1163 1164 /** 1165 * Like {@link #isVisibleLw}, but also counts a window that is currently "hidden" behind the 1166 * keyguard as visible. This allows us to apply things like window flags that impact the 1167 * keyguard. XXX I am starting to think we need to have ANOTHER visibility flag for this 1168 * "hidden behind keyguard" state rather than overloading mPolicyVisibility. Ungh. 1169 */ 1170 @Override 1171 public boolean isVisibleOrBehindKeyguardLw() { 1172 if (mRootToken.waitingToShow && mService.mAppTransition.isTransitionSet()) { 1173 return false; 1174 } 1175 final AppWindowToken atoken = mAppToken; 1176 final boolean animating = atoken != null && atoken.mAppAnimator.animation != null; 1177 return mHasSurface && !mDestroying && !mAnimatingExit 1178 && (atoken == null ? mPolicyVisibility : !atoken.hiddenRequested) 1179 && ((!mAttachedHidden && mViewVisibility == View.VISIBLE && !mRootToken.hidden) 1180 || mWinAnimator.mAnimation != null || animating); 1181 } 1182 1183 /** 1184 * Is this window visible, ignoring its app token? It is not visible if there is no surface, 1185 * or we are in the process of running an exit animation that will remove the surface. 1186 */ 1187 public boolean isWinVisibleLw() { 1188 return (mAppToken == null || !mAppToken.hiddenRequested || mAppToken.mAppAnimator.animating) 1189 && isVisibleUnchecked(); 1190 } 1191 1192 /** 1193 * The same as isVisible(), but follows the current hidden state of the associated app token, 1194 * not the pending requested hidden state. 1195 */ 1196 boolean isVisibleNow() { 1197 return (!mRootToken.hidden || mAttrs.type == TYPE_APPLICATION_STARTING) 1198 && isVisibleUnchecked(); 1199 } 1200 1201 /** 1202 * Can this window possibly be a drag/drop target? The test here is 1203 * a combination of the above "visible now" with the check that the 1204 * Input Manager uses when discarding windows from input consideration. 1205 */ 1206 boolean isPotentialDragTarget() { 1207 return isVisibleNow() && !mRemoved 1208 && mInputChannel != null && mInputWindowHandle != null; 1209 } 1210 1211 /** 1212 * Same as isVisible(), but we also count it as visible between the 1213 * call to IWindowSession.add() and the first relayout(). 1214 */ 1215 boolean isVisibleOrAdding() { 1216 final AppWindowToken atoken = mAppToken; 1217 return (mHasSurface || (!mRelayoutCalled && mViewVisibility == View.VISIBLE)) 1218 && mPolicyVisibility && !mAttachedHidden 1219 && (atoken == null || !atoken.hiddenRequested) 1220 && !mAnimatingExit && !mDestroying; 1221 } 1222 1223 /** 1224 * Is this window currently on-screen? It is on-screen either if it 1225 * is visible or it is currently running an animation before no longer 1226 * being visible. 1227 */ 1228 boolean isOnScreen() { 1229 return mPolicyVisibility && isOnScreenIgnoringKeyguard(); 1230 } 1231 1232 /** 1233 * Like isOnScreen(), but ignores any force hiding of the window due 1234 * to the keyguard. 1235 */ 1236 boolean isOnScreenIgnoringKeyguard() { 1237 if (!mHasSurface || mDestroying) { 1238 return false; 1239 } 1240 final AppWindowToken atoken = mAppToken; 1241 if (atoken != null) { 1242 return ((!mAttachedHidden && !atoken.hiddenRequested) 1243 || mWinAnimator.mAnimation != null || atoken.mAppAnimator.animation != null); 1244 } 1245 return !mAttachedHidden || mWinAnimator.mAnimation != null; 1246 } 1247 1248 /** 1249 * Like isOnScreen(), but we don't return true if the window is part 1250 * of a transition that has not yet been started. 1251 */ 1252 boolean isReadyForDisplay() { 1253 if (mRootToken.waitingToShow && mService.mAppTransition.isTransitionSet()) { 1254 return false; 1255 } 1256 return mHasSurface && mPolicyVisibility && !mDestroying 1257 && ((!mAttachedHidden && mViewVisibility == View.VISIBLE && !mRootToken.hidden) 1258 || mWinAnimator.mAnimation != null 1259 || ((mAppToken != null) && (mAppToken.mAppAnimator.animation != null))); 1260 } 1261 1262 /** 1263 * Like isReadyForDisplay(), but ignores any force hiding of the window due 1264 * to the keyguard. 1265 */ 1266 boolean isReadyForDisplayIgnoringKeyguard() { 1267 if (mRootToken.waitingToShow && mService.mAppTransition.isTransitionSet()) { 1268 return false; 1269 } 1270 final AppWindowToken atoken = mAppToken; 1271 if (atoken == null && !mPolicyVisibility) { 1272 // If this is not an app window, and the policy has asked to force 1273 // hide, then we really do want to hide. 1274 return false; 1275 } 1276 return mHasSurface && !mDestroying 1277 && ((!mAttachedHidden && mViewVisibility == View.VISIBLE && !mRootToken.hidden) 1278 || mWinAnimator.mAnimation != null 1279 || ((atoken != null) && (atoken.mAppAnimator.animation != null) 1280 && !mWinAnimator.isDummyAnimation())); 1281 } 1282 1283 /** 1284 * Like isOnScreen, but returns false if the surface hasn't yet 1285 * been drawn. 1286 */ 1287 @Override 1288 public boolean isDisplayedLw() { 1289 final AppWindowToken atoken = mAppToken; 1290 return isDrawnLw() && mPolicyVisibility 1291 && ((!mAttachedHidden && 1292 (atoken == null || !atoken.hiddenRequested)) 1293 || mWinAnimator.mAnimating 1294 || (atoken != null && atoken.mAppAnimator.animation != null)); 1295 } 1296 1297 /** 1298 * Return true if this window or its app token is currently animating. 1299 */ 1300 @Override 1301 public boolean isAnimatingLw() { 1302 return mWinAnimator.mAnimation != null 1303 || (mAppToken != null && mAppToken.mAppAnimator.animation != null); 1304 } 1305 1306 @Override 1307 public boolean isGoneForLayoutLw() { 1308 final AppWindowToken atoken = mAppToken; 1309 return mViewVisibility == View.GONE 1310 || !mRelayoutCalled 1311 || (atoken == null && mRootToken.hidden) 1312 || (atoken != null && atoken.hiddenRequested) 1313 || mAttachedHidden 1314 || (mAnimatingExit && !isAnimatingLw()) 1315 || mDestroying; 1316 } 1317 1318 /** 1319 * Returns true if the window has a surface that it has drawn a 1320 * complete UI in to. 1321 */ 1322 public boolean isDrawFinishedLw() { 1323 return mHasSurface && !mDestroying && 1324 (mWinAnimator.mDrawState == WindowStateAnimator.COMMIT_DRAW_PENDING 1325 || mWinAnimator.mDrawState == WindowStateAnimator.READY_TO_SHOW 1326 || mWinAnimator.mDrawState == WindowStateAnimator.HAS_DRAWN); 1327 } 1328 1329 /** 1330 * Returns true if the window has a surface that it has drawn a 1331 * complete UI in to. 1332 */ 1333 @Override 1334 public boolean isDrawnLw() { 1335 return mHasSurface && !mDestroying && 1336 (mWinAnimator.mDrawState == WindowStateAnimator.READY_TO_SHOW 1337 || mWinAnimator.mDrawState == WindowStateAnimator.HAS_DRAWN); 1338 } 1339 1340 /** 1341 * Return true if the window is opaque and fully drawn. This indicates 1342 * it may obscure windows behind it. 1343 */ 1344 boolean isOpaqueDrawn() { 1345 // When there is keyguard, wallpaper could be placed over the secure app 1346 // window but invisible. We need to check wallpaper visibility explicitly 1347 // to determine if it's occluding apps. 1348 return ((!mIsWallpaper && mAttrs.format == PixelFormat.OPAQUE) 1349 || (mIsWallpaper && mWallpaperVisible)) 1350 && isDrawnLw() && mWinAnimator.mAnimation == null 1351 && (mAppToken == null || mAppToken.mAppAnimator.animation == null); 1352 } 1353 1354 /** 1355 * Return whether this window has moved. (Only makes 1356 * sense to call from performLayoutAndPlaceSurfacesLockedInner().) 1357 */ 1358 boolean hasMoved() { 1359 return mHasSurface && (mContentChanged || mMovedByResize) 1360 && !mAnimatingExit && mService.okToDisplay() 1361 && (mFrame.top != mLastFrame.top || mFrame.left != mLastFrame.left) 1362 && (mAttachedWindow == null || !mAttachedWindow.hasMoved()); 1363 } 1364 1365 boolean isObscuringFullscreen(final DisplayInfo displayInfo) { 1366 Task task = getTask(); 1367 if (task != null && task.mStack != null && !task.mStack.isFullscreen()) { 1368 return false; 1369 } 1370 if (!isOpaqueDrawn() || !isFrameFullscreen(displayInfo)) { 1371 return false; 1372 } 1373 return true; 1374 } 1375 1376 boolean isFrameFullscreen(final DisplayInfo displayInfo) { 1377 return mFrame.left <= 0 && mFrame.top <= 0 1378 && mFrame.right >= displayInfo.appWidth && mFrame.bottom >= displayInfo.appHeight; 1379 } 1380 1381 boolean isConfigChanged() { 1382 final Task task = getTask(); 1383 final Configuration overrideConfig = 1384 (task != null) ? task.mOverrideConfig : Configuration.EMPTY; 1385 final Configuration serviceConfig = mService.mCurConfiguration; 1386 boolean configChanged = 1387 (mConfiguration != serviceConfig && mConfiguration.diff(serviceConfig) != 0) 1388 || (mOverrideConfig != overrideConfig && !mOverrideConfig.equals(overrideConfig)); 1389 1390 if ((mAttrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) { 1391 // Retain configuration changed status until resetConfiguration called. 1392 mConfigHasChanged |= configChanged; 1393 configChanged = mConfigHasChanged; 1394 } 1395 1396 return configChanged; 1397 } 1398 1399 void removeLocked() { 1400 disposeInputChannel(); 1401 1402 if (isChildWindow()) { 1403 if (DEBUG_ADD_REMOVE) Slog.v(TAG, "Removing " + this + " from " + mAttachedWindow); 1404 mAttachedWindow.mChildWindows.remove(this); 1405 } 1406 mWinAnimator.destroyDeferredSurfaceLocked(); 1407 mWinAnimator.destroySurfaceLocked(); 1408 mSession.windowRemovedLocked(); 1409 try { 1410 mClient.asBinder().unlinkToDeath(mDeathRecipient, 0); 1411 } catch (RuntimeException e) { 1412 // Ignore if it has already been removed (usually because 1413 // we are doing this as part of processing a death note.) 1414 } 1415 } 1416 1417 private void setConfiguration( 1418 final Configuration newConfig, final Configuration newOverrideConfig) { 1419 mConfiguration = newConfig; 1420 mOverrideConfig = newOverrideConfig; 1421 mConfigHasChanged = false; 1422 1423 mMergedConfiguration.setTo(newConfig); 1424 if (newOverrideConfig != null && newOverrideConfig != Configuration.EMPTY) { 1425 mMergedConfiguration.updateFrom(newOverrideConfig); 1426 } 1427 } 1428 1429 void setHasSurface(boolean hasSurface) { 1430 mHasSurface = hasSurface; 1431 } 1432 1433 int getAnimLayerAdjustment() { 1434 if (mTargetAppToken != null) { 1435 return mTargetAppToken.mAppAnimator.animLayerAdjustment; 1436 } else if (mAppToken != null) { 1437 return mAppToken.mAppAnimator.animLayerAdjustment; 1438 } else { 1439 // Nothing is animating, so there is no animation adjustment. 1440 return 0; 1441 } 1442 } 1443 1444 void scheduleAnimationIfDimming() { 1445 if (mDisplayContent == null) { 1446 return; 1447 } 1448 final DimLayer.DimLayerUser dimLayerUser = getDimLayerUser(); 1449 if (dimLayerUser != null && mDisplayContent.mDimLayerController.isDimming( 1450 dimLayerUser, mWinAnimator)) { 1451 // Force an animation pass just to update the mDimLayer layer. 1452 mService.scheduleAnimationLocked(); 1453 } 1454 } 1455 1456 /** 1457 * Notifies this window that the corresponding task has just moved in the stack. 1458 * <p> 1459 * This is used to fix the following: If we moved in the stack, and if the last clip rect was 1460 * empty, meaning that our task was completely offscreen, we need to keep it invisible because 1461 * the actual app transition that updates the visibility is delayed by a few transactions. 1462 * Instead of messing around with the ordering and timing how transitions and transactions are 1463 * executed, we introduce this little hack which prevents this window of getting visible again 1464 * with the wrong bounds until the app transitions has started. 1465 * <p> 1466 * This method notifies the window about that we just moved in the stack so we can apply this 1467 * logic in {@link WindowStateAnimator#updateSurfaceWindowCrop} 1468 */ 1469 void notifyMovedInStack() { 1470 mJustMovedInStack = true; 1471 } 1472 1473 /** 1474 * See {@link #notifyMovedInStack}. 1475 * 1476 * @return Whether we just got moved in the corresponding stack. 1477 */ 1478 boolean hasJustMovedInStack() { 1479 return mJustMovedInStack; 1480 } 1481 1482 /** 1483 * Resets that we just moved in the corresponding stack. See {@link #notifyMovedInStack}. 1484 */ 1485 void resetJustMovedInStack() { 1486 mJustMovedInStack = false; 1487 } 1488 1489 private final class DeadWindowEventReceiver extends InputEventReceiver { 1490 DeadWindowEventReceiver(InputChannel inputChannel) { 1491 super(inputChannel, mService.mH.getLooper()); 1492 } 1493 @Override 1494 public void onInputEvent(InputEvent event) { 1495 finishInputEvent(event, true); 1496 } 1497 } 1498 /** 1499 * Dummy event receiver for windows that died visible. 1500 */ 1501 private DeadWindowEventReceiver mDeadWindowEventReceiver; 1502 1503 void openInputChannel(InputChannel outInputChannel) { 1504 if (mInputChannel != null) { 1505 throw new IllegalStateException("Window already has an input channel."); 1506 } 1507 String name = makeInputChannelName(); 1508 InputChannel[] inputChannels = InputChannel.openInputChannelPair(name); 1509 mInputChannel = inputChannels[0]; 1510 mClientChannel = inputChannels[1]; 1511 mInputWindowHandle.inputChannel = inputChannels[0]; 1512 if (outInputChannel != null) { 1513 mClientChannel.transferTo(outInputChannel); 1514 mClientChannel.dispose(); 1515 mClientChannel = null; 1516 } else { 1517 // If the window died visible, we setup a dummy input channel, so that taps 1518 // can still detected by input monitor channel, and we can relaunch the app. 1519 // Create dummy event receiver that simply reports all events as handled. 1520 mDeadWindowEventReceiver = new DeadWindowEventReceiver(mClientChannel); 1521 } 1522 mService.mInputManager.registerInputChannel(mInputChannel, mInputWindowHandle); 1523 } 1524 1525 void disposeInputChannel() { 1526 if (mDeadWindowEventReceiver != null) { 1527 mDeadWindowEventReceiver.dispose(); 1528 mDeadWindowEventReceiver = null; 1529 } 1530 1531 // unregister server channel first otherwise it complains about broken channel 1532 if (mInputChannel != null) { 1533 mService.mInputManager.unregisterInputChannel(mInputChannel); 1534 mInputChannel.dispose(); 1535 mInputChannel = null; 1536 } 1537 if (mClientChannel != null) { 1538 mClientChannel.dispose(); 1539 mClientChannel = null; 1540 } 1541 mInputWindowHandle.inputChannel = null; 1542 } 1543 1544 void applyDimLayerIfNeeded() { 1545 // When the app is terminated (eg. from Recents), the task might have already been 1546 // removed with the window pending removal. Don't apply dim in such cases, as there 1547 // will be no more updateDimLayer() calls, which leaves the dimlayer invalid. 1548 final AppWindowToken token = mAppToken; 1549 if (token != null && token.removed) { 1550 return; 1551 } 1552 1553 if (!mAnimatingExit && mAppDied) { 1554 // If app died visible, apply a dim over the window to indicate that it's inactive 1555 mDisplayContent.mDimLayerController.applyDimAbove(getDimLayerUser(), mWinAnimator); 1556 } else if ((mAttrs.flags & FLAG_DIM_BEHIND) != 0 1557 && mDisplayContent != null && !mAnimatingExit && isDisplayedLw()) { 1558 mDisplayContent.mDimLayerController.applyDimBehind(getDimLayerUser(), mWinAnimator); 1559 } 1560 } 1561 1562 DimLayer.DimLayerUser getDimLayerUser() { 1563 Task task = getTask(); 1564 if (task != null) { 1565 return task; 1566 } 1567 return getStack(); 1568 } 1569 1570 void maybeRemoveReplacedWindow() { 1571 if (mAppToken == null) { 1572 return; 1573 } 1574 for (int i = mAppToken.allAppWindows.size() - 1; i >= 0; i--) { 1575 final WindowState win = mAppToken.allAppWindows.get(i); 1576 if (win.mWillReplaceWindow && win.mReplacingWindow == this && hasDrawnLw()) { 1577 if (DEBUG_ADD_REMOVE) Slog.d(TAG, "Removing replaced window: " + win); 1578 win.mWillReplaceWindow = false; 1579 win.mAnimateReplacingWindow = false; 1580 win.mReplacingRemoveRequested = false; 1581 win.mReplacingWindow = null; 1582 mSkipEnterAnimationForSeamlessReplacement = false; 1583 if (win.mAnimatingExit) { 1584 mService.removeWindowInnerLocked(win); 1585 } 1586 } 1587 } 1588 } 1589 1590 void setDisplayLayoutNeeded() { 1591 if (mDisplayContent != null) { 1592 mDisplayContent.layoutNeeded = true; 1593 } 1594 } 1595 1596 boolean inDockedWorkspace() { 1597 final Task task = getTask(); 1598 return task != null && task.inDockedWorkspace(); 1599 } 1600 1601 boolean isDockedInEffect() { 1602 final Task task = getTask(); 1603 return task != null && task.isDockedInEffect(); 1604 } 1605 1606 void applyScrollIfNeeded() { 1607 final Task task = getTask(); 1608 if (task != null) { 1609 task.applyScrollToWindowIfNeeded(this); 1610 } 1611 } 1612 1613 int getTouchableRegion(Region region, int flags) { 1614 final boolean modal = (flags & (FLAG_NOT_TOUCH_MODAL | FLAG_NOT_FOCUSABLE)) == 0; 1615 if (modal && mAppToken != null) { 1616 // Limit the outer touch to the activity stack region. 1617 flags |= FLAG_NOT_TOUCH_MODAL; 1618 // If this is a modal window we need to dismiss it if it's not full screen and the 1619 // touch happens outside of the frame that displays the content. This means we 1620 // need to intercept touches outside of that window. The dim layer user 1621 // associated with the window (task or stack) will give us the good bounds, as 1622 // they would be used to display the dim layer. 1623 final DimLayer.DimLayerUser dimLayerUser = getDimLayerUser(); 1624 if (dimLayerUser != null) { 1625 dimLayerUser.getDimBounds(mTmpRect); 1626 } else { 1627 getVisibleBounds(mTmpRect); 1628 } 1629 if (inFreeformWorkspace()) { 1630 // For freeform windows we the touch region to include the whole surface for the 1631 // shadows. 1632 final DisplayMetrics displayMetrics = getDisplayContent().getDisplayMetrics(); 1633 final int delta = WindowManagerService.dipToPixel( 1634 RESIZE_HANDLE_WIDTH_IN_DP, displayMetrics); 1635 mTmpRect.inset(-delta, -delta); 1636 } 1637 region.set(mTmpRect); 1638 cropRegionToStackBoundsIfNeeded(region); 1639 } else { 1640 // Not modal or full screen modal 1641 getTouchableRegion(region); 1642 } 1643 return flags; 1644 } 1645 1646 void checkPolicyVisibilityChange() { 1647 if (mPolicyVisibility != mPolicyVisibilityAfterAnim) { 1648 if (DEBUG_VISIBILITY) { 1649 Slog.v(TAG, "Policy visibility changing after anim in " + 1650 mWinAnimator + ": " + mPolicyVisibilityAfterAnim); 1651 } 1652 mPolicyVisibility = mPolicyVisibilityAfterAnim; 1653 setDisplayLayoutNeeded(); 1654 if (!mPolicyVisibility) { 1655 if (mService.mCurrentFocus == this) { 1656 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, 1657 "setAnimationLocked: setting mFocusMayChange true"); 1658 mService.mFocusMayChange = true; 1659 } 1660 // Window is no longer visible -- make sure if we were waiting 1661 // for it to be displayed before enabling the display, that 1662 // we allow the display to be enabled now. 1663 mService.enableScreenIfNeededLocked(); 1664 } 1665 } 1666 } 1667 1668 void setRequestedSize(int requestedWidth, int requestedHeight) { 1669 if ((mRequestedWidth != requestedWidth || mRequestedHeight != requestedHeight)) { 1670 mLayoutNeeded = true; 1671 mRequestedWidth = requestedWidth; 1672 mRequestedHeight = requestedHeight; 1673 } 1674 } 1675 1676 void prepareWindowToDisplayDuringRelayout(Configuration outConfig) { 1677 if ((mAttrs.softInputMode & SOFT_INPUT_MASK_ADJUST) 1678 == SOFT_INPUT_ADJUST_RESIZE) { 1679 mLayoutNeeded = true; 1680 } 1681 if (isDrawnLw() && mService.okToDisplay()) { 1682 mWinAnimator.applyEnterAnimationLocked(); 1683 } 1684 if ((mAttrs.flags & FLAG_TURN_SCREEN_ON) != 0) { 1685 if (DEBUG_VISIBILITY) Slog.v(TAG, "Relayout window turning screen on: " + this); 1686 mTurnOnScreen = true; 1687 } 1688 if (isConfigChanged()) { 1689 final Configuration newConfig = updateConfiguration(); 1690 if (DEBUG_CONFIGURATION) Slog.i(TAG, "Window " + this + " visible with new config: " 1691 + newConfig); 1692 outConfig.setTo(newConfig); 1693 } 1694 } 1695 1696 void adjustStartingWindowFlags() { 1697 if (mAttrs.type == TYPE_BASE_APPLICATION && mAppToken != null 1698 && mAppToken.startingWindow != null) { 1699 // Special handling of starting window over the base 1700 // window of the app: propagate lock screen flags to it, 1701 // to provide the correct semantics while starting. 1702 final int mask = FLAG_SHOW_WHEN_LOCKED | FLAG_DISMISS_KEYGUARD 1703 | FLAG_ALLOW_LOCK_WHILE_SCREEN_ON; 1704 WindowManager.LayoutParams sa = mAppToken.startingWindow.mAttrs; 1705 sa.flags = (sa.flags & ~mask) | (mAttrs.flags & mask); 1706 } 1707 } 1708 1709 void setWindowScale(int requestedWidth, int requestedHeight) { 1710 final boolean scaledWindow = (mAttrs.flags & FLAG_SCALED) != 0; 1711 1712 if (scaledWindow) { 1713 // requested{Width|Height} Surface's physical size 1714 // attrs.{width|height} Size on screen 1715 // TODO: We don't check if attrs != null here. Is it implicitly checked? 1716 mHScale = (mAttrs.width != requestedWidth) ? 1717 (mAttrs.width / (float)requestedWidth) : 1.0f; 1718 mVScale = (mAttrs.height != requestedHeight) ? 1719 (mAttrs.height / (float)requestedHeight) : 1.0f; 1720 } else { 1721 mHScale = mVScale = 1; 1722 } 1723 } 1724 1725 private class DeathRecipient implements IBinder.DeathRecipient { 1726 @Override 1727 public void binderDied() { 1728 try { 1729 synchronized(mService.mWindowMap) { 1730 WindowState win = mService.windowForClientLocked(mSession, mClient, false); 1731 Slog.i(TAG, "WIN DEATH: " + win); 1732 if (win != null) { 1733 if (win.mAppToken != null && !win.mAppToken.clientHidden) { 1734 win.mAppToken.appDied = true; 1735 } 1736 mService.removeWindowLocked(win); 1737 if (win.mAttrs.type == TYPE_DOCK_DIVIDER) { 1738 // The owner of the docked divider died :( We reset the docked stack, 1739 // just in case they have the divider at an unstable position. Better 1740 // also reset drag resizing state, because the owner can't do it 1741 // anymore. 1742 final TaskStack stack = mService.mStackIdToStack.get(DOCKED_STACK_ID); 1743 if (stack != null) { 1744 stack.resetDockedStackToMiddle(); 1745 } 1746 mService.setDockedStackResizing(false); 1747 } 1748 } else if (mHasSurface) { 1749 Slog.e(TAG, "!!! LEAK !!! Window removed but surface still valid."); 1750 mService.removeWindowLocked(WindowState.this); 1751 } 1752 } 1753 } catch (IllegalArgumentException ex) { 1754 // This will happen if the window has already been 1755 // removed. 1756 } 1757 } 1758 } 1759 1760 /** 1761 * Returns true if this window is visible and belongs to a dead app and shouldn't be removed, 1762 * because we want to preserve its location on screen to be re-activated later when the user 1763 * interacts with it. 1764 */ 1765 boolean shouldKeepVisibleDeadAppWindow() { 1766 if (!isWinVisibleLw() || mAppToken == null || !mAppToken.appDied) { 1767 // Not a visible app window or the app isn't dead. 1768 return false; 1769 } 1770 1771 if (mAttrs.type == TYPE_APPLICATION_STARTING) { 1772 // We don't keep starting windows since they were added by the window manager before 1773 // the app even launched. 1774 return false; 1775 } 1776 1777 final TaskStack stack = getStack(); 1778 return stack != null && StackId.keepVisibleDeadAppWindowOnScreen(stack.mStackId); 1779 } 1780 1781 /** @return true if this window desires key events. */ 1782 boolean canReceiveKeys() { 1783 return isVisibleOrAdding() 1784 && (mViewVisibility == View.VISIBLE) 1785 && ((mAttrs.flags & WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE) == 0) 1786 && (mAppToken == null || mAppToken.windowsAreFocusable()); 1787 } 1788 1789 @Override 1790 public boolean hasDrawnLw() { 1791 return mWinAnimator.mDrawState == WindowStateAnimator.HAS_DRAWN; 1792 } 1793 1794 @Override 1795 public boolean showLw(boolean doAnimation) { 1796 return showLw(doAnimation, true); 1797 } 1798 1799 boolean showLw(boolean doAnimation, boolean requestAnim) { 1800 if (isHiddenFromUserLocked()) { 1801 return false; 1802 } 1803 if (!mAppOpVisibility) { 1804 // Being hidden due to app op request. 1805 return false; 1806 } 1807 if (mPolicyVisibility && mPolicyVisibilityAfterAnim) { 1808 // Already showing. 1809 return false; 1810 } 1811 if (DEBUG_VISIBILITY) Slog.v(TAG, "Policy visibility true: " + this); 1812 if (doAnimation) { 1813 if (DEBUG_VISIBILITY) Slog.v(TAG, "doAnimation: mPolicyVisibility=" 1814 + mPolicyVisibility + " mAnimation=" + mWinAnimator.mAnimation); 1815 if (!mService.okToDisplay()) { 1816 doAnimation = false; 1817 } else if (mPolicyVisibility && mWinAnimator.mAnimation == null) { 1818 // Check for the case where we are currently visible and 1819 // not animating; we do not want to do animation at such a 1820 // point to become visible when we already are. 1821 doAnimation = false; 1822 } 1823 } 1824 mPolicyVisibility = true; 1825 mPolicyVisibilityAfterAnim = true; 1826 if (doAnimation) { 1827 mWinAnimator.applyAnimationLocked(WindowManagerPolicy.TRANSIT_ENTER, true); 1828 } 1829 if (requestAnim) { 1830 mService.scheduleAnimationLocked(); 1831 } 1832 return true; 1833 } 1834 1835 @Override 1836 public boolean hideLw(boolean doAnimation) { 1837 return hideLw(doAnimation, true); 1838 } 1839 1840 boolean hideLw(boolean doAnimation, boolean requestAnim) { 1841 if (doAnimation) { 1842 if (!mService.okToDisplay()) { 1843 doAnimation = false; 1844 } 1845 } 1846 boolean current = doAnimation ? mPolicyVisibilityAfterAnim 1847 : mPolicyVisibility; 1848 if (!current) { 1849 // Already hiding. 1850 return false; 1851 } 1852 if (doAnimation) { 1853 mWinAnimator.applyAnimationLocked(WindowManagerPolicy.TRANSIT_EXIT, false); 1854 if (mWinAnimator.mAnimation == null) { 1855 doAnimation = false; 1856 } 1857 } 1858 if (doAnimation) { 1859 mPolicyVisibilityAfterAnim = false; 1860 } else { 1861 if (DEBUG_VISIBILITY) Slog.v(TAG, "Policy visibility false: " + this); 1862 mPolicyVisibilityAfterAnim = false; 1863 mPolicyVisibility = false; 1864 // Window is no longer visible -- make sure if we were waiting 1865 // for it to be displayed before enabling the display, that 1866 // we allow the display to be enabled now. 1867 mService.enableScreenIfNeededLocked(); 1868 if (mService.mCurrentFocus == this) { 1869 if (DEBUG_FOCUS_LIGHT) Slog.i(TAG, 1870 "WindowState.hideLw: setting mFocusMayChange true"); 1871 mService.mFocusMayChange = true; 1872 } 1873 } 1874 if (requestAnim) { 1875 mService.scheduleAnimationLocked(); 1876 } 1877 return true; 1878 } 1879 1880 public void setAppOpVisibilityLw(boolean state) { 1881 if (mAppOpVisibility != state) { 1882 mAppOpVisibility = state; 1883 if (state) { 1884 // If the policy visibility had last been to hide, then this 1885 // will incorrectly show at this point since we lost that 1886 // information. Not a big deal -- for the windows that have app 1887 // ops modifies they should only be hidden by policy due to the 1888 // lock screen, and the user won't be changing this if locked. 1889 // Plus it will quickly be fixed the next time we do a layout. 1890 showLw(true, true); 1891 } else { 1892 hideLw(true, true); 1893 } 1894 } 1895 } 1896 1897 public void pokeDrawLockLw(long timeout) { 1898 if (isVisibleOrAdding()) { 1899 if (mDrawLock == null) { 1900 // We want the tag name to be somewhat stable so that it is easier to correlate 1901 // in wake lock statistics. So in particular, we don't want to include the 1902 // window's hash code as in toString(). 1903 final CharSequence tag = getWindowTag(); 1904 mDrawLock = mService.mPowerManager.newWakeLock( 1905 PowerManager.DRAW_WAKE_LOCK, "Window:" + tag); 1906 mDrawLock.setReferenceCounted(false); 1907 mDrawLock.setWorkSource(new WorkSource(mOwnerUid, mAttrs.packageName)); 1908 } 1909 // Each call to acquire resets the timeout. 1910 if (DEBUG_POWER) { 1911 Slog.d(TAG, "pokeDrawLock: poking draw lock on behalf of visible window owned by " 1912 + mAttrs.packageName); 1913 } 1914 mDrawLock.acquire(timeout); 1915 } else if (DEBUG_POWER) { 1916 Slog.d(TAG, "pokeDrawLock: suppressed draw lock request for invisible window " 1917 + "owned by " + mAttrs.packageName); 1918 } 1919 } 1920 1921 @Override 1922 public boolean isAlive() { 1923 return mClient.asBinder().isBinderAlive(); 1924 } 1925 1926 boolean isClosing() { 1927 return mAnimatingExit || (mService.mClosingApps.contains(mAppToken)); 1928 } 1929 1930 boolean isAnimatingWithSavedSurface() { 1931 return mAppToken != null && mAppToken.mAnimatingWithSavedSurface; 1932 } 1933 1934 private boolean shouldSaveSurface() { 1935 if (mWinAnimator.mSurfaceController == null) { 1936 // Don't bother if the surface controller is gone for any reason. 1937 return false; 1938 } 1939 1940 if ((mAttrs.flags & FLAG_SECURE) != 0) { 1941 // We don't save secure surfaces since their content shouldn't be shown while the app 1942 // isn't on screen and content might leak through during the transition animation with 1943 // saved surface. 1944 return false; 1945 } 1946 1947 if (ActivityManager.isLowRamDeviceStatic()) { 1948 // Don't save surfaces on Svelte devices. 1949 return false; 1950 } 1951 1952 Task task = getTask(); 1953 if (task == null || task.inHomeStack()) { 1954 // Don't save surfaces for home stack apps. These usually resume and draw 1955 // first frame very fast. Saving surfaces are mostly a waste of memory. 1956 return false; 1957 } 1958 1959 final AppWindowToken taskTop = task.getTopVisibleAppToken(); 1960 if (taskTop != null && taskTop != mAppToken) { 1961 // Don't save if the window is not the topmost window. 1962 return false; 1963 } 1964 1965 if (mResizedWhileGone) { 1966 // Somebody resized our window while we were gone for layout, which means that the 1967 // client got an old size, so we have an outdated surface here. 1968 return false; 1969 } 1970 1971 if (DEBUG_DISABLE_SAVING_SURFACES) { 1972 return false; 1973 } 1974 1975 return mAppToken.shouldSaveSurface(); 1976 } 1977 1978 void destroyOrSaveSurface() { 1979 mSurfaceSaved = shouldSaveSurface(); 1980 if (mSurfaceSaved) { 1981 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { 1982 Slog.v(TAG, "Saving surface: " + this); 1983 } 1984 1985 mWinAnimator.hide("saved surface"); 1986 mWinAnimator.mDrawState = WindowStateAnimator.NO_SURFACE; 1987 setHasSurface(false); 1988 // The client should have disconnected at this point, but if it doesn't, 1989 // we need to make sure it's disconnected. Otherwise when we reuse the surface 1990 // the client can't reconnect to the buffer queue, and rendering will fail. 1991 if (mWinAnimator.mSurfaceController != null) { 1992 mWinAnimator.mSurfaceController.disconnectInTransaction(); 1993 } 1994 } else { 1995 mWinAnimator.destroySurfaceLocked(); 1996 } 1997 } 1998 1999 public void destroySavedSurface() { 2000 if (mSurfaceSaved) { 2001 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { 2002 Slog.v(TAG, "Destroying saved surface: " + this); 2003 } 2004 mWinAnimator.destroySurfaceLocked(); 2005 } 2006 } 2007 2008 public void restoreSavedSurface() { 2009 if (!mSurfaceSaved) { 2010 return; 2011 } 2012 mSurfaceSaved = false; 2013 if (mWinAnimator.mSurfaceController != null) { 2014 setHasSurface(true); 2015 mWinAnimator.mDrawState = WindowStateAnimator.READY_TO_SHOW; 2016 2017 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { 2018 Slog.v(TAG, "Restoring saved surface: " + this); 2019 } 2020 } else { 2021 // mSurfaceController shouldn't be null if mSurfaceSaved was still true at 2022 // this point. Even if we destroyed the saved surface because of rotation 2023 // or resize, mSurfaceSaved flag should have been cleared. So this is a wtf. 2024 Slog.wtf(TAG, "Failed to restore saved surface: surface gone! " + this); 2025 } 2026 } 2027 2028 public boolean hasSavedSurface() { 2029 return mSurfaceSaved; 2030 } 2031 2032 @Override 2033 public boolean isDefaultDisplay() { 2034 final DisplayContent displayContent = getDisplayContent(); 2035 if (displayContent == null) { 2036 // Only a window that was on a non-default display can be detached from it. 2037 return false; 2038 } 2039 return displayContent.isDefaultDisplay; 2040 } 2041 2042 @Override 2043 public boolean isDimming() { 2044 final DimLayer.DimLayerUser dimLayerUser = getDimLayerUser(); 2045 return dimLayerUser != null && mDisplayContent != null && 2046 mDisplayContent.mDimLayerController.isDimming(dimLayerUser, mWinAnimator); 2047 } 2048 2049 public void setShowToOwnerOnlyLocked(boolean showToOwnerOnly) { 2050 mShowToOwnerOnly = showToOwnerOnly; 2051 } 2052 2053 boolean isHiddenFromUserLocked() { 2054 // Attached windows are evaluated based on the window that they are attached to. 2055 WindowState win = this; 2056 while (win.isChildWindow()) { 2057 win = win.mAttachedWindow; 2058 } 2059 if (win.mAttrs.type < WindowManager.LayoutParams.FIRST_SYSTEM_WINDOW 2060 && win.mAppToken != null && win.mAppToken.showForAllUsers) { 2061 // Save some cycles by not calling getDisplayInfo unless it is an application 2062 // window intended for all users. 2063 final DisplayContent displayContent = win.getDisplayContent(); 2064 if (displayContent == null) { 2065 return true; 2066 } 2067 final DisplayInfo displayInfo = displayContent.getDisplayInfo(); 2068 if (win.mFrame.left <= 0 && win.mFrame.top <= 0 2069 && win.mFrame.right >= displayInfo.appWidth 2070 && win.mFrame.bottom >= displayInfo.appHeight) { 2071 // Is a fullscreen window, like the clock alarm. Show to everyone. 2072 return false; 2073 } 2074 } 2075 2076 return win.mShowToOwnerOnly 2077 && !mService.isCurrentProfileLocked(UserHandle.getUserId(win.mOwnerUid)); 2078 } 2079 2080 private static void applyInsets(Region outRegion, Rect frame, Rect inset) { 2081 outRegion.set( 2082 frame.left + inset.left, frame.top + inset.top, 2083 frame.right - inset.right, frame.bottom - inset.bottom); 2084 } 2085 2086 void getTouchableRegion(Region outRegion) { 2087 final Rect frame = mFrame; 2088 switch (mTouchableInsets) { 2089 default: 2090 case TOUCHABLE_INSETS_FRAME: 2091 outRegion.set(frame); 2092 break; 2093 case TOUCHABLE_INSETS_CONTENT: 2094 applyInsets(outRegion, frame, mGivenContentInsets); 2095 break; 2096 case TOUCHABLE_INSETS_VISIBLE: 2097 applyInsets(outRegion, frame, mGivenVisibleInsets); 2098 break; 2099 case TOUCHABLE_INSETS_REGION: { 2100 final Region givenTouchableRegion = mGivenTouchableRegion; 2101 outRegion.set(givenTouchableRegion); 2102 outRegion.translate(frame.left, frame.top); 2103 break; 2104 } 2105 } 2106 cropRegionToStackBoundsIfNeeded(outRegion); 2107 } 2108 2109 void cropRegionToStackBoundsIfNeeded(Region region) { 2110 final Task task = getTask(); 2111 if (task == null || !task.cropWindowsToStackBounds()) { 2112 return; 2113 } 2114 2115 final TaskStack stack = task.mStack; 2116 if (stack == null) { 2117 return; 2118 } 2119 2120 stack.getDimBounds(mTmpRect); 2121 region.op(mTmpRect, Region.Op.INTERSECT); 2122 } 2123 2124 WindowList getWindowList() { 2125 final DisplayContent displayContent = getDisplayContent(); 2126 return displayContent == null ? null : displayContent.getWindowList(); 2127 } 2128 2129 /** 2130 * Report a focus change. Must be called with no locks held, and consistently 2131 * from the same serialized thread (such as dispatched from a handler). 2132 */ 2133 public void reportFocusChangedSerialized(boolean focused, boolean inTouchMode) { 2134 try { 2135 mClient.windowFocusChanged(focused, inTouchMode); 2136 } catch (RemoteException e) { 2137 } 2138 if (mFocusCallbacks != null) { 2139 final int N = mFocusCallbacks.beginBroadcast(); 2140 for (int i=0; i<N; i++) { 2141 IWindowFocusObserver obs = mFocusCallbacks.getBroadcastItem(i); 2142 try { 2143 if (focused) { 2144 obs.focusGained(mWindowId.asBinder()); 2145 } else { 2146 obs.focusLost(mWindowId.asBinder()); 2147 } 2148 } catch (RemoteException e) { 2149 } 2150 } 2151 mFocusCallbacks.finishBroadcast(); 2152 } 2153 } 2154 2155 /** 2156 * Update our current configurations, based on task configuration. 2157 * 2158 * @return A configuration suitable for sending to the client. 2159 */ 2160 private Configuration updateConfiguration() { 2161 final Task task = getTask(); 2162 final Configuration overrideConfig = 2163 (task != null) ? task.mOverrideConfig : Configuration.EMPTY; 2164 final boolean configChanged = isConfigChanged(); 2165 if ((DEBUG_RESIZE || DEBUG_ORIENTATION || DEBUG_CONFIGURATION) && configChanged) { 2166 Slog.i(TAG, "Sending new config to window " + this + ": " + 2167 " / config=" + mService.mCurConfiguration + " overrideConfig=" + overrideConfig); 2168 } 2169 setConfiguration(mService.mCurConfiguration, overrideConfig); 2170 return mMergedConfiguration; 2171 } 2172 2173 void reportResized() { 2174 Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "wm.reportResized_" + getWindowTag()); 2175 try { 2176 if (DEBUG_RESIZE || DEBUG_ORIENTATION) Slog.v(TAG, "Reporting new frame to " + this 2177 + ": " + mCompatFrame); 2178 final Configuration newConfig = isConfigChanged() ? updateConfiguration() : null; 2179 if (DEBUG_ORIENTATION && mWinAnimator.mDrawState == WindowStateAnimator.DRAW_PENDING) 2180 Slog.i(TAG, "Resizing " + this + " WITH DRAW PENDING"); 2181 2182 final Rect frame = mFrame; 2183 final Rect overscanInsets = mLastOverscanInsets; 2184 final Rect contentInsets = mLastContentInsets; 2185 final Rect visibleInsets = mLastVisibleInsets; 2186 final Rect stableInsets = mLastStableInsets; 2187 final Rect outsets = mLastOutsets; 2188 final boolean reportDraw = mWinAnimator.mDrawState == WindowStateAnimator.DRAW_PENDING; 2189 if (mAttrs.type != WindowManager.LayoutParams.TYPE_APPLICATION_STARTING 2190 && mClient instanceof IWindow.Stub) { 2191 // To prevent deadlock simulate one-way call if win.mClient is a local object. 2192 mService.mH.post(new Runnable() { 2193 @Override 2194 public void run() { 2195 try { 2196 dispatchResized(frame, overscanInsets, contentInsets, visibleInsets, 2197 stableInsets, outsets, reportDraw, newConfig); 2198 } catch (RemoteException e) { 2199 // Not a remote call, RemoteException won't be raised. 2200 } 2201 } 2202 }); 2203 } else { 2204 dispatchResized(frame, overscanInsets, contentInsets, visibleInsets, stableInsets, 2205 outsets, reportDraw, newConfig); 2206 } 2207 2208 //TODO (multidisplay): Accessibility supported only for the default display. 2209 if (mService.mAccessibilityController != null 2210 && getDisplayId() == Display.DEFAULT_DISPLAY) { 2211 mService.mAccessibilityController.onSomeWindowResizedOrMovedLocked(); 2212 } 2213 2214 mOverscanInsetsChanged = false; 2215 mContentInsetsChanged = false; 2216 mVisibleInsetsChanged = false; 2217 mStableInsetsChanged = false; 2218 mOutsetsChanged = false; 2219 mWinAnimator.mSurfaceResized = false; 2220 } catch (RemoteException e) { 2221 mOrientationChanging = false; 2222 mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() 2223 - mService.mDisplayFreezeTime); 2224 // We are assuming the hosting process is dead or in a zombie state. 2225 Slog.w(TAG, "Failed to report 'resized' to the client of " + this 2226 + ", removing this window."); 2227 mService.mPendingRemove.add(this); 2228 mService.mWindowPlacerLocked.requestTraversal(); 2229 } 2230 Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); 2231 } 2232 2233 Rect getBackdropFrame(Rect frame) { 2234 // When the task is docked, we send fullscreen sized backDropFrame as soon as resizing 2235 // start even if we haven't received the relayout window, so that the client requests 2236 // the relayout sooner. When dragging stops, backDropFrame needs to stay fullscreen 2237 // until the window to small size, otherwise the multithread renderer will shift last 2238 // one or more frame to wrong offset. So here we send fullscreen backdrop if either 2239 // isDragResizing() or isDragResizeChanged() is true. 2240 boolean resizing = isDragResizing() || isDragResizeChanged(); 2241 if (StackId.useWindowFrameForBackdrop(getStackId()) || !resizing) { 2242 return frame; 2243 } 2244 DisplayInfo displayInfo = getDisplayInfo(); 2245 mTmpRect.set(0, 0, displayInfo.logicalWidth, displayInfo.logicalHeight); 2246 return mTmpRect; 2247 } 2248 2249 @Override 2250 public int getStackId() { 2251 final TaskStack stack = getStack(); 2252 if (stack == null) { 2253 return INVALID_STACK_ID; 2254 } 2255 return stack.mStackId; 2256 } 2257 2258 private void dispatchResized(Rect frame, Rect overscanInsets, Rect contentInsets, 2259 Rect visibleInsets, Rect stableInsets, Rect outsets, boolean reportDraw, 2260 Configuration newConfig) throws RemoteException { 2261 mClient.resized(frame, overscanInsets, contentInsets, visibleInsets, stableInsets, outsets, 2262 reportDraw, newConfig, getBackdropFrame(frame), 2263 isDragResizeChanged() /* forceRelayout */, mPolicy.isNavBarForcedShownLw(this)); 2264 mDragResizingChangeReported = true; 2265 } 2266 2267 public void registerFocusObserver(IWindowFocusObserver observer) { 2268 synchronized(mService.mWindowMap) { 2269 if (mFocusCallbacks == null) { 2270 mFocusCallbacks = new RemoteCallbackList<IWindowFocusObserver>(); 2271 } 2272 mFocusCallbacks.register(observer); 2273 } 2274 } 2275 2276 public void unregisterFocusObserver(IWindowFocusObserver observer) { 2277 synchronized(mService.mWindowMap) { 2278 if (mFocusCallbacks != null) { 2279 mFocusCallbacks.unregister(observer); 2280 } 2281 } 2282 } 2283 2284 public boolean isFocused() { 2285 synchronized(mService.mWindowMap) { 2286 return mService.mCurrentFocus == this; 2287 } 2288 } 2289 2290 boolean inFreeformWorkspace() { 2291 final Task task = getTask(); 2292 return task != null && task.inFreeformWorkspace(); 2293 } 2294 2295 @Override 2296 public boolean isInMultiWindowMode() { 2297 final Task task = getTask(); 2298 return task != null && !task.isFullscreen(); 2299 } 2300 2301 boolean isDragResizeChanged() { 2302 return mDragResizing != computeDragResizing(); 2303 } 2304 2305 /** 2306 * @return Whether we reported a drag resize change to the application or not already. 2307 */ 2308 boolean isDragResizingChangeReported() { 2309 return mDragResizingChangeReported; 2310 } 2311 2312 /** 2313 * Resets the state whether we reported a drag resize change to the app. 2314 */ 2315 void resetDragResizingChangeReported() { 2316 mDragResizingChangeReported = false; 2317 } 2318 2319 int getResizeMode() { 2320 return mResizeMode; 2321 } 2322 2323 boolean computeDragResizing() { 2324 final Task task = getTask(); 2325 if (task == null) { 2326 return false; 2327 } 2328 if (mAttrs.width != MATCH_PARENT || mAttrs.height != MATCH_PARENT) { 2329 2330 // Floating windows never enter drag resize mode. 2331 return false; 2332 } 2333 if (task.isDragResizing()) { 2334 return true; 2335 } 2336 2337 // If the bounds are currently frozen, it means that the layout size that the app sees 2338 // and the bounds we clip this window to might be different. In order to avoid holes, we 2339 // simulate that we are still resizing so the app fills the hole with the resizing 2340 // background. 2341 return (mDisplayContent.mDividerControllerLocked.isResizing() 2342 || mAppToken != null && !mAppToken.mFrozenBounds.isEmpty()) && 2343 !task.inFreeformWorkspace() && !isGoneForLayoutLw(); 2344 2345 } 2346 2347 void setDragResizing() { 2348 final boolean resizing = computeDragResizing(); 2349 if (resizing == mDragResizing) { 2350 return; 2351 } 2352 mDragResizing = resizing; 2353 final Task task = getTask(); 2354 if (task != null && task.isDragResizing()) { 2355 mResizeMode = task.getDragResizeMode(); 2356 } else { 2357 mResizeMode = mDragResizing && mDisplayContent.mDividerControllerLocked.isResizing() 2358 ? DRAG_RESIZE_MODE_DOCKED_DIVIDER 2359 : DRAG_RESIZE_MODE_FREEFORM; 2360 } 2361 } 2362 2363 boolean isDragResizing() { 2364 return mDragResizing; 2365 } 2366 2367 boolean isDockedResizing() { 2368 return mDragResizing && getResizeMode() == DRAG_RESIZE_MODE_DOCKED_DIVIDER; 2369 } 2370 2371 void dump(PrintWriter pw, String prefix, boolean dumpAll) { 2372 final TaskStack stack = getStack(); 2373 pw.print(prefix); pw.print("mDisplayId="); pw.print(getDisplayId()); 2374 if (stack != null) { 2375 pw.print(" stackId="); pw.print(stack.mStackId); 2376 } 2377 pw.print(" mSession="); pw.print(mSession); 2378 pw.print(" mClient="); pw.println(mClient.asBinder()); 2379 pw.print(prefix); pw.print("mOwnerUid="); pw.print(mOwnerUid); 2380 pw.print(" mShowToOwnerOnly="); pw.print(mShowToOwnerOnly); 2381 pw.print(" package="); pw.print(mAttrs.packageName); 2382 pw.print(" appop="); pw.println(AppOpsManager.opToName(mAppOp)); 2383 pw.print(prefix); pw.print("mAttrs="); pw.println(mAttrs); 2384 pw.print(prefix); pw.print("Requested w="); pw.print(mRequestedWidth); 2385 pw.print(" h="); pw.print(mRequestedHeight); 2386 pw.print(" mLayoutSeq="); pw.println(mLayoutSeq); 2387 if (mRequestedWidth != mLastRequestedWidth || mRequestedHeight != mLastRequestedHeight) { 2388 pw.print(prefix); pw.print("LastRequested w="); pw.print(mLastRequestedWidth); 2389 pw.print(" h="); pw.println(mLastRequestedHeight); 2390 } 2391 if (isChildWindow() || mLayoutAttached) { 2392 pw.print(prefix); pw.print("mAttachedWindow="); pw.print(mAttachedWindow); 2393 pw.print(" mLayoutAttached="); pw.println(mLayoutAttached); 2394 } 2395 if (mIsImWindow || mIsWallpaper || mIsFloatingLayer) { 2396 pw.print(prefix); pw.print("mIsImWindow="); pw.print(mIsImWindow); 2397 pw.print(" mIsWallpaper="); pw.print(mIsWallpaper); 2398 pw.print(" mIsFloatingLayer="); pw.print(mIsFloatingLayer); 2399 pw.print(" mWallpaperVisible="); pw.println(mWallpaperVisible); 2400 } 2401 if (dumpAll) { 2402 pw.print(prefix); pw.print("mBaseLayer="); pw.print(mBaseLayer); 2403 pw.print(" mSubLayer="); pw.print(mSubLayer); 2404 pw.print(" mAnimLayer="); pw.print(mLayer); pw.print("+"); 2405 pw.print((mTargetAppToken != null ? 2406 mTargetAppToken.mAppAnimator.animLayerAdjustment 2407 : (mAppToken != null ? mAppToken.mAppAnimator.animLayerAdjustment : 0))); 2408 pw.print("="); pw.print(mWinAnimator.mAnimLayer); 2409 pw.print(" mLastLayer="); pw.println(mWinAnimator.mLastLayer); 2410 } 2411 if (dumpAll) { 2412 pw.print(prefix); pw.print("mToken="); pw.println(mToken); 2413 pw.print(prefix); pw.print("mRootToken="); pw.println(mRootToken); 2414 if (mAppToken != null) { 2415 pw.print(prefix); pw.print("mAppToken="); pw.print(mAppToken); 2416 pw.print(" isAnimatingWithSavedSurface()="); 2417 pw.print(isAnimatingWithSavedSurface()); 2418 pw.print(" mAppDied=");pw.println(mAppDied); 2419 } 2420 if (mTargetAppToken != null) { 2421 pw.print(prefix); pw.print("mTargetAppToken="); pw.println(mTargetAppToken); 2422 } 2423 pw.print(prefix); pw.print("mViewVisibility=0x"); 2424 pw.print(Integer.toHexString(mViewVisibility)); 2425 pw.print(" mHaveFrame="); pw.print(mHaveFrame); 2426 pw.print(" mObscured="); pw.println(mObscured); 2427 pw.print(prefix); pw.print("mSeq="); pw.print(mSeq); 2428 pw.print(" mSystemUiVisibility=0x"); 2429 pw.println(Integer.toHexString(mSystemUiVisibility)); 2430 } 2431 if (!mPolicyVisibility || !mPolicyVisibilityAfterAnim || !mAppOpVisibility 2432 || mAttachedHidden) { 2433 pw.print(prefix); pw.print("mPolicyVisibility="); 2434 pw.print(mPolicyVisibility); 2435 pw.print(" mPolicyVisibilityAfterAnim="); 2436 pw.print(mPolicyVisibilityAfterAnim); 2437 pw.print(" mAppOpVisibility="); 2438 pw.print(mAppOpVisibility); 2439 pw.print(" mAttachedHidden="); pw.println(mAttachedHidden); 2440 } 2441 if (!mRelayoutCalled || mLayoutNeeded) { 2442 pw.print(prefix); pw.print("mRelayoutCalled="); pw.print(mRelayoutCalled); 2443 pw.print(" mLayoutNeeded="); pw.println(mLayoutNeeded); 2444 } 2445 if (mXOffset != 0 || mYOffset != 0) { 2446 pw.print(prefix); pw.print("Offsets x="); pw.print(mXOffset); 2447 pw.print(" y="); pw.println(mYOffset); 2448 } 2449 if (dumpAll) { 2450 pw.print(prefix); pw.print("mGivenContentInsets="); 2451 mGivenContentInsets.printShortString(pw); 2452 pw.print(" mGivenVisibleInsets="); 2453 mGivenVisibleInsets.printShortString(pw); 2454 pw.println(); 2455 if (mTouchableInsets != 0 || mGivenInsetsPending) { 2456 pw.print(prefix); pw.print("mTouchableInsets="); pw.print(mTouchableInsets); 2457 pw.print(" mGivenInsetsPending="); pw.println(mGivenInsetsPending); 2458 Region region = new Region(); 2459 getTouchableRegion(region); 2460 pw.print(prefix); pw.print("touchable region="); pw.println(region); 2461 } 2462 pw.print(prefix); pw.print("mConfiguration="); pw.println(mConfiguration); 2463 if (mOverrideConfig != Configuration.EMPTY) { 2464 pw.print(prefix); pw.print("mOverrideConfig="); pw.println(mOverrideConfig); 2465 } 2466 } 2467 pw.print(prefix); pw.print("mHasSurface="); pw.print(mHasSurface); 2468 pw.print(" mShownPosition="); mShownPosition.printShortString(pw); 2469 pw.print(" isReadyForDisplay()="); pw.print(isReadyForDisplay()); 2470 pw.print(" hasSavedSurface()="); pw.print(hasSavedSurface()); 2471 pw.print(" mWindowRemovalAllowed="); pw.println(mWindowRemovalAllowed); 2472 if (dumpAll) { 2473 pw.print(prefix); pw.print("mFrame="); mFrame.printShortString(pw); 2474 pw.print(" last="); mLastFrame.printShortString(pw); 2475 pw.println(); 2476 } 2477 if (mEnforceSizeCompat) { 2478 pw.print(prefix); pw.print("mCompatFrame="); mCompatFrame.printShortString(pw); 2479 pw.println(); 2480 } 2481 if (dumpAll) { 2482 pw.print(prefix); pw.print("Frames: containing="); 2483 mContainingFrame.printShortString(pw); 2484 pw.print(" parent="); mParentFrame.printShortString(pw); 2485 pw.println(); 2486 pw.print(prefix); pw.print(" display="); mDisplayFrame.printShortString(pw); 2487 pw.print(" overscan="); mOverscanFrame.printShortString(pw); 2488 pw.println(); 2489 pw.print(prefix); pw.print(" content="); mContentFrame.printShortString(pw); 2490 pw.print(" visible="); mVisibleFrame.printShortString(pw); 2491 pw.println(); 2492 pw.print(prefix); pw.print(" decor="); mDecorFrame.printShortString(pw); 2493 pw.println(); 2494 pw.print(prefix); pw.print(" outset="); mOutsetFrame.printShortString(pw); 2495 pw.println(); 2496 pw.print(prefix); pw.print("Cur insets: overscan="); 2497 mOverscanInsets.printShortString(pw); 2498 pw.print(" content="); mContentInsets.printShortString(pw); 2499 pw.print(" visible="); mVisibleInsets.printShortString(pw); 2500 pw.print(" stable="); mStableInsets.printShortString(pw); 2501 pw.print(" outsets="); mOutsets.printShortString(pw); 2502 pw.println(); 2503 pw.print(prefix); pw.print("Lst insets: overscan="); 2504 mLastOverscanInsets.printShortString(pw); 2505 pw.print(" content="); mLastContentInsets.printShortString(pw); 2506 pw.print(" visible="); mLastVisibleInsets.printShortString(pw); 2507 pw.print(" stable="); mLastStableInsets.printShortString(pw); 2508 pw.print(" physical="); mLastOutsets.printShortString(pw); 2509 pw.print(" outset="); mLastOutsets.printShortString(pw); 2510 pw.println(); 2511 } 2512 pw.print(prefix); pw.print(mWinAnimator); pw.println(":"); 2513 mWinAnimator.dump(pw, prefix + " ", dumpAll); 2514 if (mAnimatingExit || mRemoveOnExit || mDestroying || mRemoved) { 2515 pw.print(prefix); pw.print("mAnimatingExit="); pw.print(mAnimatingExit); 2516 pw.print(" mRemoveOnExit="); pw.print(mRemoveOnExit); 2517 pw.print(" mDestroying="); pw.print(mDestroying); 2518 pw.print(" mRemoved="); pw.println(mRemoved); 2519 } 2520 if (mOrientationChanging || mAppFreezing || mTurnOnScreen) { 2521 pw.print(prefix); pw.print("mOrientationChanging="); 2522 pw.print(mOrientationChanging); 2523 pw.print(" mAppFreezing="); pw.print(mAppFreezing); 2524 pw.print(" mTurnOnScreen="); pw.println(mTurnOnScreen); 2525 } 2526 if (mLastFreezeDuration != 0) { 2527 pw.print(prefix); pw.print("mLastFreezeDuration="); 2528 TimeUtils.formatDuration(mLastFreezeDuration, pw); pw.println(); 2529 } 2530 if (mHScale != 1 || mVScale != 1) { 2531 pw.print(prefix); pw.print("mHScale="); pw.print(mHScale); 2532 pw.print(" mVScale="); pw.println(mVScale); 2533 } 2534 if (mWallpaperX != -1 || mWallpaperY != -1) { 2535 pw.print(prefix); pw.print("mWallpaperX="); pw.print(mWallpaperX); 2536 pw.print(" mWallpaperY="); pw.println(mWallpaperY); 2537 } 2538 if (mWallpaperXStep != -1 || mWallpaperYStep != -1) { 2539 pw.print(prefix); pw.print("mWallpaperXStep="); pw.print(mWallpaperXStep); 2540 pw.print(" mWallpaperYStep="); pw.println(mWallpaperYStep); 2541 } 2542 if (mWallpaperDisplayOffsetX != Integer.MIN_VALUE 2543 || mWallpaperDisplayOffsetY != Integer.MIN_VALUE) { 2544 pw.print(prefix); pw.print("mWallpaperDisplayOffsetX="); 2545 pw.print(mWallpaperDisplayOffsetX); 2546 pw.print(" mWallpaperDisplayOffsetY="); 2547 pw.println(mWallpaperDisplayOffsetY); 2548 } 2549 if (mDrawLock != null) { 2550 pw.print(prefix); pw.println("mDrawLock=" + mDrawLock); 2551 } 2552 if (isDragResizing()) { 2553 pw.print(prefix); pw.println("isDragResizing=" + isDragResizing()); 2554 } 2555 if (computeDragResizing()) { 2556 pw.print(prefix); pw.println("computeDragResizing=" + computeDragResizing()); 2557 } 2558 } 2559 2560 String makeInputChannelName() { 2561 return Integer.toHexString(System.identityHashCode(this)) 2562 + " " + getWindowTag(); 2563 } 2564 2565 CharSequence getWindowTag() { 2566 CharSequence tag = mAttrs.getTitle(); 2567 if (tag == null || tag.length() <= 0) { 2568 tag = mAttrs.packageName; 2569 } 2570 return tag; 2571 } 2572 2573 @Override 2574 public String toString() { 2575 final CharSequence title = getWindowTag(); 2576 if (mStringNameCache == null || mLastTitle != title || mWasExiting != mAnimatingExit) { 2577 mLastTitle = title; 2578 mWasExiting = mAnimatingExit; 2579 mStringNameCache = "Window{" + Integer.toHexString(System.identityHashCode(this)) 2580 + " u" + UserHandle.getUserId(mSession.mUid) 2581 + " " + mLastTitle + (mAnimatingExit ? " EXITING}" : "}"); 2582 } 2583 return mStringNameCache; 2584 } 2585 2586 void transformFromScreenToSurfaceSpace(Rect rect) { 2587 if (mHScale >= 0) { 2588 rect.left = (int) (rect.left / mHScale); 2589 rect.right = (int) (rect.right / mHScale); 2590 } 2591 if (mVScale >= 0) { 2592 rect.top = (int) (rect.top / mVScale); 2593 rect.bottom = (int) (rect.bottom / mVScale); 2594 } 2595 } 2596 2597 void applyGravityAndUpdateFrame(Rect containingFrame, Rect displayFrame) { 2598 final int pw = containingFrame.width(); 2599 final int ph = containingFrame.height(); 2600 final Task task = getTask(); 2601 final boolean nonFullscreenTask = isInMultiWindowMode(); 2602 final boolean fitToDisplay = task != null && !nonFullscreenTask && !layoutInParentFrame(); 2603 float x, y; 2604 int w,h; 2605 2606 if ((mAttrs.flags & FLAG_SCALED) != 0) { 2607 if (mAttrs.width < 0) { 2608 w = pw; 2609 } else if (mEnforceSizeCompat) { 2610 w = (int)(mAttrs.width * mGlobalScale + .5f); 2611 } else { 2612 w = mAttrs.width; 2613 } 2614 if (mAttrs.height < 0) { 2615 h = ph; 2616 } else if (mEnforceSizeCompat) { 2617 h = (int)(mAttrs.height * mGlobalScale + .5f); 2618 } else { 2619 h = mAttrs.height; 2620 } 2621 } else { 2622 if (mAttrs.width == MATCH_PARENT) { 2623 w = pw; 2624 } else if (mEnforceSizeCompat) { 2625 w = (int)(mRequestedWidth * mGlobalScale + .5f); 2626 } else { 2627 w = mRequestedWidth; 2628 } 2629 if (mAttrs.height == MATCH_PARENT) { 2630 h = ph; 2631 } else if (mEnforceSizeCompat) { 2632 h = (int)(mRequestedHeight * mGlobalScale + .5f); 2633 } else { 2634 h = mRequestedHeight; 2635 } 2636 } 2637 2638 if (mEnforceSizeCompat) { 2639 x = mAttrs.x * mGlobalScale; 2640 y = mAttrs.y * mGlobalScale; 2641 } else { 2642 x = mAttrs.x; 2643 y = mAttrs.y; 2644 } 2645 2646 if (nonFullscreenTask && !layoutInParentFrame()) { 2647 // Make sure window fits in containing frame since it is in a non-fullscreen task as 2648 // required by {@link Gravity#apply} call. 2649 w = Math.min(w, pw); 2650 h = Math.min(h, ph); 2651 } 2652 2653 // Set mFrame 2654 Gravity.apply(mAttrs.gravity, w, h, containingFrame, 2655 (int) (x + mAttrs.horizontalMargin * pw), 2656 (int) (y + mAttrs.verticalMargin * ph), mFrame); 2657 2658 // Now make sure the window fits in the overall display frame. 2659 if (fitToDisplay) { 2660 Gravity.applyDisplay(mAttrs.gravity, displayFrame, mFrame); 2661 } 2662 2663 // We need to make sure we update the CompatFrame as it is used for 2664 // cropping decisions, etc, on systems where we lack a decor layer. 2665 mCompatFrame.set(mFrame); 2666 if (mEnforceSizeCompat) { 2667 // See comparable block in computeFrameLw. 2668 mCompatFrame.scale(mInvGlobalScale); 2669 } 2670 } 2671 2672 boolean isChildWindow() { 2673 return mAttachedWindow != null; 2674 } 2675 2676 boolean layoutInParentFrame() { 2677 return isChildWindow() && (mAttrs.privateFlags & PRIVATE_FLAG_LAYOUT_CHILD_WINDOW_IN_PARENT_FRAME) != 0; 2678 } 2679 2680 void setReplacing(boolean animate) { 2681 if ((mAttrs.privateFlags & PRIVATE_FLAG_WILL_NOT_REPLACE_ON_RELAUNCH) != 0 2682 || mAttrs.type == TYPE_APPLICATION_STARTING) { 2683 // We don't set replacing on starting windows since they are added by window manager and 2684 // not the client so won't be replaced by the client. 2685 return; 2686 } 2687 2688 mWillReplaceWindow = true; 2689 mReplacingWindow = null; 2690 mAnimateReplacingWindow = animate; 2691 } 2692 2693 void resetReplacing() { 2694 mWillReplaceWindow = false; 2695 mReplacingWindow = null; 2696 mAnimateReplacingWindow = false; 2697 } 2698 2699 float translateToWindowX(float x) { 2700 float winX = x - mFrame.left; 2701 if (mEnforceSizeCompat) { 2702 winX *= mGlobalScale; 2703 } 2704 return winX; 2705 } 2706 2707 float translateToWindowY(float y) { 2708 float winY = y - mFrame.top; 2709 if (mEnforceSizeCompat) { 2710 winY *= mGlobalScale; 2711 } 2712 return winY; 2713 } 2714 2715 // During activity relaunch due to resize, we sometimes use window replacement 2716 // for only child windows (as the main window is handled by window preservation) 2717 // and the big surface. 2718 // 2719 // Though windows of TYPE_APPLICATION (as opposed to TYPE_BASE_APPLICATION) 2720 // are not children in the sense of an attached window, we also want to replace 2721 // them at such phases, as they won't be covered by window preservation, 2722 // and in general we expect them to return following relaunch. 2723 boolean shouldBeReplacedWithChildren() { 2724 return isChildWindow() || mAttrs.type == TYPE_APPLICATION; 2725 } 2726} 2727