| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.wm; |
| |
| import static android.app.ActivityTaskManager.SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_BEHIND; |
| import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSET; |
| import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; |
| import static android.content.res.Configuration.ORIENTATION_LANDSCAPE; |
| import static android.content.res.Configuration.ORIENTATION_PORTRAIT; |
| import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.FLAG_PRIVATE; |
| import static android.view.Display.FLAG_SHOULD_SHOW_SYSTEM_DECORATIONS; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static android.view.InsetsState.TYPE_IME; |
| import static android.view.Surface.ROTATION_0; |
| import static android.view.Surface.ROTATION_180; |
| import static android.view.Surface.ROTATION_270; |
| import static android.view.Surface.ROTATION_90; |
| import static android.view.View.GONE; |
| import static android.view.WindowManager.DOCKED_BOTTOM; |
| import static android.view.WindowManager.DOCKED_INVALID; |
| import static android.view.WindowManager.DOCKED_TOP; |
| import static android.view.WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; |
| import static android.view.WindowManager.LayoutParams.FLAG_SECURE; |
| import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; |
| import static android.view.WindowManager.LayoutParams.FLAG_SPLIT_TOUCH; |
| import static android.view.WindowManager.LayoutParams.LAST_APPLICATION_WINDOW; |
| import static android.view.WindowManager.LayoutParams.NEEDS_MENU_SET_TRUE; |
| import static android.view.WindowManager.LayoutParams.NEEDS_MENU_UNSET; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; |
| import static android.view.WindowManager.LayoutParams.TYPE_BOOT_PROGRESS; |
| import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER; |
| import static android.view.WindowManager.LayoutParams.TYPE_DRAWN_APPLICATION; |
| import static android.view.WindowManager.LayoutParams.TYPE_DREAM; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG; |
| import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR; |
| import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG; |
| import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ERROR; |
| import static android.view.WindowManager.LayoutParams.TYPE_TOAST; |
| import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER; |
| import static android.view.WindowManager.TRANSIT_ACTIVITY_OPEN; |
| import static android.view.WindowManager.TRANSIT_KEYGUARD_UNOCCLUDE; |
| import static android.view.WindowManager.TRANSIT_TASK_OPEN; |
| import static android.view.WindowManager.TRANSIT_TASK_TO_FRONT; |
| |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| import static com.android.server.wm.DisplayContentProto.ABOVE_APP_WINDOWS; |
| import static com.android.server.wm.DisplayContentProto.APP_TRANSITION; |
| import static com.android.server.wm.DisplayContentProto.BELOW_APP_WINDOWS; |
| import static com.android.server.wm.DisplayContentProto.DISPLAY_FRAMES; |
| import static com.android.server.wm.DisplayContentProto.DISPLAY_INFO; |
| import static com.android.server.wm.DisplayContentProto.DOCKED_STACK_DIVIDER_CONTROLLER; |
| import static com.android.server.wm.DisplayContentProto.DPI; |
| import static com.android.server.wm.DisplayContentProto.FOCUSED_APP; |
| import static com.android.server.wm.DisplayContentProto.ID; |
| import static com.android.server.wm.DisplayContentProto.IME_WINDOWS; |
| import static com.android.server.wm.DisplayContentProto.PINNED_STACK_CONTROLLER; |
| import static com.android.server.wm.DisplayContentProto.ROTATION; |
| import static com.android.server.wm.DisplayContentProto.SCREEN_ROTATION_ANIMATION; |
| import static com.android.server.wm.DisplayContentProto.STACKS; |
| import static com.android.server.wm.DisplayContentProto.WINDOW_CONTAINER; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ADD_REMOVE; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_APP_TRANSITIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_BOOT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_DISPLAY; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_FOCUS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_FOCUS_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_INPUT_METHOD; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT_REPEATS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ORIENTATION; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_SCREENSHOT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_SCREEN_ON; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STACK; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_TOKEN_MOVEMENT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WALLPAPER_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_STACK_CRAWLS; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| import static com.android.server.wm.WindowManagerService.CUSTOM_SCREEN_ROTATION; |
| import static com.android.server.wm.WindowManagerService.H.REPORT_FOCUS_CHANGE; |
| import static com.android.server.wm.WindowManagerService.H.REPORT_HARD_KEYBOARD_STATUS_CHANGE; |
| import static com.android.server.wm.WindowManagerService.H.REPORT_LOSING_FOCUS; |
| import static com.android.server.wm.WindowManagerService.H.SEND_NEW_CONFIGURATION; |
| import static com.android.server.wm.WindowManagerService.H.UPDATE_DOCKED_STACK_DIVIDER; |
| import static com.android.server.wm.WindowManagerService.H.WINDOW_HIDE_TIMEOUT; |
| import static com.android.server.wm.WindowManagerService.LAYOUT_REPEAT_THRESHOLD; |
| import static com.android.server.wm.WindowManagerService.MAX_ANIMATION_DURATION; |
| import static com.android.server.wm.WindowManagerService.SEAMLESS_ROTATION_TIMEOUT_DURATION; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_PLACING_SURFACES; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_REMOVING_FOCUS; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_ASSIGN_LAYERS; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES; |
| import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_ACTIVE; |
| import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_TIMEOUT; |
| import static com.android.server.wm.WindowManagerService.WINDOW_FREEZE_TIMEOUT_DURATION; |
| import static com.android.server.wm.WindowManagerService.dipToPixel; |
| import static com.android.server.wm.WindowManagerService.logSurface; |
| import static com.android.server.wm.WindowState.RESIZE_HANDLE_WIDTH_IN_DP; |
| import static com.android.server.wm.WindowStateAnimator.DRAW_PENDING; |
| import static com.android.server.wm.WindowStateAnimator.READY_TO_SHOW; |
| import static com.android.server.wm.utils.RegionUtils.rectListToRegion; |
| |
| import android.animation.AnimationHandler; |
| import android.annotation.CallSuper; |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.content.pm.PackageManager; |
| import android.content.res.CompatibilityInfo; |
| import android.content.res.Configuration; |
| import android.graphics.Bitmap; |
| import android.graphics.Insets; |
| import android.graphics.Matrix; |
| import android.graphics.Rect; |
| import android.graphics.RectF; |
| import android.graphics.Region; |
| import android.graphics.Region.Op; |
| import android.hardware.display.DisplayManagerInternal; |
| import android.metrics.LogMaker; |
| import android.os.Binder; |
| import android.os.Debug; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Process; |
| import android.os.RemoteCallbackList; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.util.ArraySet; |
| import android.util.DisplayMetrics; |
| import android.util.Slog; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.Display; |
| import android.view.DisplayCutout; |
| import android.view.DisplayInfo; |
| import android.view.Gravity; |
| import android.view.ISystemGestureExclusionListener; |
| import android.view.InputChannel; |
| import android.view.InputDevice; |
| import android.view.InputWindowHandle; |
| import android.view.InsetsState.InternalInsetType; |
| import android.view.MagnificationSpec; |
| import android.view.RemoteAnimationDefinition; |
| import android.view.Surface; |
| import android.view.SurfaceControl; |
| import android.view.SurfaceControl.Transaction; |
| import android.view.SurfaceSession; |
| import android.view.View; |
| import android.view.WindowManager; |
| import android.view.WindowManagerPolicyConstants.PointerEventListener; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.logging.MetricsLogger; |
| import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
| import com.android.internal.util.ToBooleanFunction; |
| import com.android.internal.util.function.TriConsumer; |
| import com.android.internal.util.function.pooled.PooledConsumer; |
| import com.android.internal.util.function.pooled.PooledLambda; |
| import com.android.server.AnimationThread; |
| import com.android.server.policy.WindowManagerPolicy; |
| import com.android.server.wm.utils.DisplayRotationUtil; |
| import com.android.server.wm.utils.RotationCache; |
| import com.android.server.wm.utils.WmDisplayCutout; |
| |
| import java.io.PrintWriter; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.function.Consumer; |
| import java.util.function.Predicate; |
| |
| /** |
| * Utility class for keeping track of the WindowStates and other pertinent contents of a |
| * particular Display. |
| */ |
| class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowContainer> |
| implements WindowManagerPolicy.DisplayContentInfo { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "DisplayContent" : TAG_WM; |
| |
| /** The default scaling mode that scales content automatically. */ |
| static final int FORCE_SCALING_MODE_AUTO = 0; |
| /** For {@link #setForcedScalingMode} to apply flag {@link Display#FLAG_SCALING_DISABLED}. */ |
| static final int FORCE_SCALING_MODE_DISABLED = 1; |
| |
| @IntDef(prefix = { "FORCE_SCALING_MODE_" }, value = { |
| FORCE_SCALING_MODE_AUTO, |
| FORCE_SCALING_MODE_DISABLED |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| @interface ForceScalingMode {} |
| |
| /** Unique identifier of this stack. */ |
| private final int mDisplayId; |
| |
| // TODO: Remove once unification is complete. |
| ActivityDisplay mAcitvityDisplay; |
| |
| /** The containers below are the only child containers the display can have. */ |
| // Contains all window containers that are related to apps (Activities) |
| private final TaskStackContainers mTaskStackContainers = new TaskStackContainers(mWmService); |
| // Contains all non-app window containers that should be displayed above the app containers |
| // (e.g. Status bar) |
| private final AboveAppWindowContainers mAboveAppWindowsContainers = |
| new AboveAppWindowContainers("mAboveAppWindowsContainers", mWmService); |
| // Contains all non-app window containers that should be displayed below the app containers |
| // (e.g. Wallpaper). |
| private final NonAppWindowContainers mBelowAppWindowsContainers = |
| new NonAppWindowContainers("mBelowAppWindowsContainers", mWmService); |
| // Contains all IME window containers. Note that the z-ordering of the IME windows will depend |
| // on the IME target. We mainly have this container grouping so we can keep track of all the IME |
| // window containers together and move them in-sync if/when needed. We use a subclass of |
| // WindowContainer which is omitted from screen magnification, as the IME is never magnified. |
| private final NonMagnifiableWindowContainers mImeWindowsContainers = |
| new NonMagnifiableWindowContainers("mImeWindowsContainers", mWmService); |
| |
| private WindowState mTmpWindow; |
| private WindowState mTmpWindow2; |
| private boolean mTmpRecoveringMemory; |
| private boolean mUpdateImeTarget; |
| private boolean mTmpInitial; |
| private int mMaxUiWidth; |
| |
| final AppTransition mAppTransition; |
| final AppTransitionController mAppTransitionController; |
| boolean mSkipAppTransitionAnimation = false; |
| |
| final ArraySet<AppWindowToken> mOpeningApps = new ArraySet<>(); |
| final ArraySet<AppWindowToken> mClosingApps = new ArraySet<>(); |
| final ArraySet<AppWindowToken> mChangingApps = new ArraySet<>(); |
| final UnknownAppVisibilityController mUnknownAppVisibilityController; |
| BoundsAnimationController mBoundsAnimationController; |
| |
| private MetricsLogger mMetricsLogger; |
| |
| /** |
| * List of clients without a transtiton animation that we notify once we are done |
| * transitioning since they won't be notified through the app window animator. |
| */ |
| final List<IBinder> mNoAnimationNotifyOnTransitionFinished = new ArrayList<>(); |
| |
| // Mapping from a token IBinder to a WindowToken object on this display. |
| private final HashMap<IBinder, WindowToken> mTokenMap = new HashMap(); |
| |
| // Initial display metrics. |
| int mInitialDisplayWidth = 0; |
| int mInitialDisplayHeight = 0; |
| int mInitialDisplayDensity = 0; |
| |
| DisplayCutout mInitialDisplayCutout; |
| private final RotationCache<DisplayCutout, WmDisplayCutout> mDisplayCutoutCache |
| = new RotationCache<>(this::calculateDisplayCutoutForRotationUncached); |
| |
| /** |
| * Overridden display size. Initialized with {@link #mInitialDisplayWidth} |
| * and {@link #mInitialDisplayHeight}, but can be set via shell command "adb shell wm size". |
| * @see WindowManagerService#setForcedDisplaySize(int, int, int) |
| */ |
| int mBaseDisplayWidth = 0; |
| int mBaseDisplayHeight = 0; |
| /** |
| * Overridden display density for current user. Initialized with {@link #mInitialDisplayDensity} |
| * but can be set from Settings or via shell command "adb shell wm density". |
| * @see WindowManagerService#setForcedDisplayDensityForUser(int, int, int) |
| */ |
| int mBaseDisplayDensity = 0; |
| |
| /** |
| * Whether to disable display scaling. This can be set via shell command "adb shell wm scaling". |
| * @see WindowManagerService#setForcedDisplayScalingMode(int, int) |
| */ |
| boolean mDisplayScalingDisabled; |
| private final DisplayInfo mDisplayInfo = new DisplayInfo(); |
| private final Display mDisplay; |
| private final DisplayMetrics mDisplayMetrics = new DisplayMetrics(); |
| private final DisplayPolicy mDisplayPolicy; |
| private DisplayRotation mDisplayRotation; |
| DisplayFrames mDisplayFrames; |
| |
| private final RemoteCallbackList<ISystemGestureExclusionListener> |
| mSystemGestureExclusionListeners = new RemoteCallbackList<>(); |
| private final Region mSystemGestureExclusion = new Region(); |
| |
| /** |
| * For default display it contains real metrics, empty for others. |
| * @see WindowManagerService#createWatermarkInTransaction() |
| */ |
| final DisplayMetrics mRealDisplayMetrics = new DisplayMetrics(); |
| |
| /** @see #computeCompatSmallestWidth(boolean, int, int, int, DisplayCutout) */ |
| private final DisplayMetrics mTmpDisplayMetrics = new DisplayMetrics(); |
| |
| /** |
| * Compat metrics computed based on {@link #mDisplayMetrics}. |
| * @see #updateDisplayAndOrientation(int) |
| */ |
| private final DisplayMetrics mCompatDisplayMetrics = new DisplayMetrics(); |
| |
| /** The desired scaling factor for compatible apps. */ |
| float mCompatibleScreenScale; |
| |
| /** |
| * Current rotation of the display. |
| * Constants as per {@link android.view.Surface.Rotation}. |
| * |
| * @see #updateRotationUnchecked() |
| */ |
| private int mRotation = 0; |
| |
| /** |
| * Last applied orientation of the display. |
| * Constants as per {@link android.content.pm.ActivityInfo.ScreenOrientation}. |
| * |
| * @see #updateOrientationFromAppTokens() |
| */ |
| private int mLastOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| |
| /** |
| * Orientation forced by some window. If there is no visible window that specifies orientation |
| * it is set to {@link android.content.pm.ActivityInfo#SCREEN_ORIENTATION_UNSPECIFIED}. |
| * |
| * @see NonAppWindowContainers#getOrientation() |
| */ |
| private int mLastWindowForcedOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| |
| /** |
| * Last orientation forced by the keyguard. It is applied when keyguard is shown and is not |
| * occluded. |
| * |
| * @see NonAppWindowContainers#getOrientation() |
| */ |
| private int mLastKeyguardForcedOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| |
| /** |
| * Keep track of wallpaper visibility to notify changes. |
| */ |
| private boolean mLastWallpaperVisible = false; |
| |
| private Rect mBaseDisplayRect = new Rect(); |
| |
| // Accessed directly by all users. |
| private boolean mLayoutNeeded; |
| int pendingLayoutChanges; |
| int mDeferredRotationPauseCount; |
| |
| /** |
| * Used to gate application window layout until we have sent the complete configuration. |
| * TODO: There are still scenarios where we may be out of sync with the client. Ideally |
| * we want to replace this flag with a mechanism that will confirm the configuration |
| * applied by the client is the one expected by the system server. |
| */ |
| boolean mWaitingForConfig; |
| |
| // TODO(multi-display): remove some of the usages. |
| @VisibleForTesting |
| boolean isDefaultDisplay; |
| |
| /** |
| * Flag indicating whether WindowManager should override info for this display in |
| * DisplayManager. |
| */ |
| boolean mShouldOverrideDisplayConfiguration = true; |
| |
| /** Window tokens that are in the process of exiting, but still on screen for animations. */ |
| final ArrayList<WindowToken> mExitingTokens = new ArrayList<>(); |
| |
| /** Detect user tapping outside of current focused task bounds .*/ |
| @VisibleForTesting |
| final TaskTapPointerEventListener mTapDetector; |
| |
| /** Detect user tapping outside of current focused stack bounds .*/ |
| private Region mTouchExcludeRegion = new Region(); |
| |
| /** Save allocating when calculating rects */ |
| private final Rect mTmpRect = new Rect(); |
| private final Rect mTmpRect2 = new Rect(); |
| private final RectF mTmpRectF = new RectF(); |
| private final Matrix mTmpMatrix = new Matrix(); |
| private final Region mTmpRegion = new Region(); |
| |
| /** Used for handing back size of display */ |
| private final Rect mTmpBounds = new Rect(); |
| |
| private final Configuration mTmpConfiguration = new Configuration(); |
| |
| /** Remove this display when animation on it has completed. */ |
| private boolean mDeferredRemoval; |
| |
| final DockedStackDividerController mDividerControllerLocked; |
| final PinnedStackController mPinnedStackControllerLocked; |
| |
| final ArrayList<WindowState> mTapExcludedWindows = new ArrayList<>(); |
| /** A collection of windows that provide tap exclude regions inside of them. */ |
| final ArraySet<WindowState> mTapExcludeProvidingWindows = new ArraySet<>(); |
| |
| private boolean mHaveBootMsg = false; |
| private boolean mHaveApp = false; |
| private boolean mHaveWallpaper = false; |
| private boolean mHaveKeyguard = true; |
| |
| private final LinkedList<AppWindowToken> mTmpUpdateAllDrawn = new LinkedList(); |
| |
| private final TaskForResizePointSearchResult mTmpTaskForResizePointSearchResult = |
| new TaskForResizePointSearchResult(); |
| private final ApplySurfaceChangesTransactionState mTmpApplySurfaceChangesTransactionState = |
| new ApplySurfaceChangesTransactionState(); |
| |
| // True if this display is in the process of being removed. Used to determine if the removal of |
| // the display's direct children should be allowed. |
| private boolean mRemovingDisplay = false; |
| |
| // {@code false} if this display is in the processing of being created. |
| private boolean mDisplayReady = false; |
| |
| WallpaperController mWallpaperController; |
| |
| boolean mWallpaperMayChange = false; |
| |
| private final SurfaceSession mSession = new SurfaceSession(); |
| |
| /** |
| * Window that is currently interacting with the user. This window is responsible for receiving |
| * key events and pointer events from the user. |
| */ |
| WindowState mCurrentFocus = null; |
| |
| /** |
| * The last focused window that we've notified the client that the focus is changed. |
| */ |
| WindowState mLastFocus = null; |
| |
| /** |
| * Windows that have lost input focus and are waiting for the new focus window to be displayed |
| * before they are told about this. |
| */ |
| ArrayList<WindowState> mLosingFocus = new ArrayList<>(); |
| |
| /** |
| * The foreground app of this display. Windows below this app cannot be the focused window. If |
| * the user taps on the area outside of the task of the focused app, we will notify AM about the |
| * new task the user wants to interact with. |
| */ |
| AppWindowToken mFocusedApp = null; |
| |
| /** Windows added since {@link #mCurrentFocus} was set to null. Used for ANR blaming. */ |
| final ArrayList<WindowState> mWinAddedSinceNullFocus = new ArrayList<>(); |
| |
| /** Windows removed since {@link #mCurrentFocus} was set to null. Used for ANR blaming. */ |
| final ArrayList<WindowState> mWinRemovedSinceNullFocus = new ArrayList<>(); |
| |
| /** |
| * We organize all top-level Surfaces in to the following layers. |
| * mOverlayLayer contains a few Surfaces which are always on top of others |
| * and omitted from Screen-Magnification, for example the strict mode flash or |
| * the magnification overlay itself. |
| * {@link #mWindowingLayer} contains everything else. |
| */ |
| private SurfaceControl mOverlayLayer; |
| |
| /** |
| * See {@link #mOverlayLayer} |
| */ |
| private SurfaceControl mWindowingLayer; |
| |
| /** |
| * Sequence number for the current layout pass. |
| */ |
| int mLayoutSeq = 0; |
| |
| /** |
| * Specifies the count to determine whether to defer updating the IME target until ready. |
| */ |
| private int mDeferUpdateImeTargetCount; |
| |
| /** Temporary float array to retrieve 3x3 matrix values. */ |
| private final float[] mTmpFloats = new float[9]; |
| |
| private MagnificationSpec mMagnificationSpec; |
| |
| private InputMonitor mInputMonitor; |
| |
| /** Caches the value whether told display manager that we have content. */ |
| private boolean mLastHasContent; |
| |
| private DisplayRotationUtil mRotationUtil = new DisplayRotationUtil(); |
| |
| /** |
| * The input method window for this display. |
| */ |
| WindowState mInputMethodWindow; |
| |
| /** |
| * This just indicates the window the input method is on top of, not |
| * necessarily the window its input is going to. |
| */ |
| WindowState mInputMethodTarget; |
| |
| /** If true hold off on modifying the animation layer of mInputMethodTarget */ |
| boolean mInputMethodTargetWaitingAnim; |
| |
| private final PointerEventDispatcher mPointerEventDispatcher; |
| |
| private final InsetsStateController mInsetsStateController; |
| |
| private SurfaceControl mParentSurfaceControl; |
| private InputWindowHandle mPortalWindowHandle; |
| |
| // Last systemUiVisibility we received from status bar. |
| private int mLastStatusBarVisibility = 0; |
| // Last systemUiVisibility we dispatched to windows. |
| private int mLastDispatchedSystemUiVisibility = 0; |
| |
| private final Consumer<WindowState> mUpdateWindowsForAnimator = w -> { |
| WindowStateAnimator winAnimator = w.mWinAnimator; |
| final AppWindowToken atoken = w.mAppToken; |
| if (winAnimator.mDrawState == READY_TO_SHOW) { |
| if (atoken == null || atoken.canShowWindows()) { |
| if (w.performShowLocked()) { |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_ANIM; |
| if (DEBUG_LAYOUT_REPEATS) { |
| mWmService.mWindowPlacerLocked.debugLayoutRepeats( |
| "updateWindowsAndWallpaperLocked 5", pendingLayoutChanges); |
| } |
| } |
| } |
| } |
| }; |
| |
| private final Consumer<WindowState> mUpdateWallpaperForAnimator = w -> { |
| final WindowStateAnimator winAnimator = w.mWinAnimator; |
| if (winAnimator.mSurfaceController == null || !winAnimator.hasSurface()) { |
| return; |
| } |
| |
| // If this window is animating, ensure the animation background is set. |
| final AnimationAdapter anim = w.mAppToken != null |
| ? w.mAppToken.getAnimation() |
| : w.getAnimation(); |
| if (anim != null) { |
| final int color = anim.getBackgroundColor(); |
| if (color != 0) { |
| final TaskStack stack = w.getStack(); |
| if (stack != null) { |
| stack.setAnimationBackground(winAnimator, color); |
| } |
| } |
| } |
| }; |
| |
| private final Consumer<WindowState> mScheduleToastTimeout = w -> { |
| final int lostFocusUid = mTmpWindow.mOwnerUid; |
| final Handler handler = mWmService.mH; |
| if (w.mAttrs.type == TYPE_TOAST && w.mOwnerUid == lostFocusUid) { |
| if (!handler.hasMessages(WINDOW_HIDE_TIMEOUT, w)) { |
| handler.sendMessageDelayed(handler.obtainMessage(WINDOW_HIDE_TIMEOUT, w), |
| w.mAttrs.hideTimeoutMilliseconds); |
| } |
| } |
| }; |
| |
| private final ToBooleanFunction<WindowState> mFindFocusedWindow = w -> { |
| final AppWindowToken focusedApp = mFocusedApp; |
| if (DEBUG_FOCUS) Slog.v(TAG_WM, "Looking for focus: " + w |
| + ", flags=" + w.mAttrs.flags + ", canReceive=" + w.canReceiveKeys()); |
| |
| if (!w.canReceiveKeys()) { |
| return false; |
| } |
| |
| final AppWindowToken wtoken = w.mAppToken; |
| |
| // If this window's application has been removed, just skip it. |
| if (wtoken != null && (wtoken.removed || wtoken.sendingToBottom)) { |
| if (DEBUG_FOCUS) Slog.v(TAG_WM, "Skipping " + wtoken + " because " |
| + (wtoken.removed ? "removed" : "sendingToBottom")); |
| return false; |
| } |
| |
| if (focusedApp == null) { |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "findFocusedWindow: focusedApp=null" |
| + " using new focus @ " + w); |
| mTmpWindow = w; |
| return true; |
| } |
| |
| if (!focusedApp.windowsAreFocusable()) { |
| // Current focused app windows aren't focusable... |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "findFocusedWindow: focusedApp windows not" |
| + " focusable using new focus @ " + w); |
| mTmpWindow = w; |
| return true; |
| } |
| |
| // Descend through all of the app tokens and find the first that either matches |
| // win.mAppToken (return win) or mFocusedApp (return null). |
| if (wtoken != null && w.mAttrs.type != TYPE_APPLICATION_STARTING) { |
| if (focusedApp.compareTo(wtoken) > 0) { |
| // App stack below focused app stack. No focus for you!!! |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, |
| "findFocusedWindow: Reached focused app=" + focusedApp); |
| mTmpWindow = null; |
| return true; |
| } |
| } |
| |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "findFocusedWindow: Found new focus @ " + w); |
| mTmpWindow = w; |
| return true; |
| }; |
| |
| private final Consumer<WindowState> mPerformLayout = w -> { |
| // Don't do layout of a window if it is not visible, or soon won't be visible, to avoid |
| // wasting time and funky changes while a window is animating away. |
| final boolean gone = (mTmpWindow != null && mWmService.mPolicy.canBeHiddenByKeyguardLw(w)) |
| || w.isGoneForLayoutLw(); |
| |
| if (DEBUG_LAYOUT && !w.mLayoutAttached) { |
| Slog.v(TAG, "1ST PASS " + w + ": gone=" + gone + " mHaveFrame=" + w.mHaveFrame |
| + " mLayoutAttached=" + w.mLayoutAttached |
| + " config reported=" + w.isLastConfigReportedToClient()); |
| final AppWindowToken atoken = w.mAppToken; |
| if (gone) Slog.v(TAG, " GONE: mViewVisibility=" + w.mViewVisibility |
| + " mRelayoutCalled=" + w.mRelayoutCalled + " hidden=" + w.mToken.isHidden() |
| + " hiddenRequested=" + (atoken != null && atoken.hiddenRequested) |
| + " parentHidden=" + w.isParentWindowHidden()); |
| else Slog.v(TAG, " VIS: mViewVisibility=" + w.mViewVisibility |
| + " mRelayoutCalled=" + w.mRelayoutCalled + " hidden=" + w.mToken.isHidden() |
| + " hiddenRequested=" + (atoken != null && atoken.hiddenRequested) |
| + " parentHidden=" + w.isParentWindowHidden()); |
| } |
| |
| // If this view is GONE, then skip it -- keep the current frame, and let the caller know |
| // so they can ignore it if they want. (We do the normal layout for INVISIBLE windows, |
| // since that means "perform layout as normal, just don't display"). |
| if ((!gone || !w.mHaveFrame || w.mLayoutNeeded) && !w.mLayoutAttached) { |
| if (mTmpInitial) { |
| w.resetContentChanged(); |
| } |
| if (w.mAttrs.type == TYPE_DREAM) { |
| // Don't layout windows behind a dream, so that if it does stuff like hide |
| // the status bar we won't get a bad transition when it goes away. |
| mTmpWindow = w; |
| } |
| w.mLayoutNeeded = false; |
| w.prelayout(); |
| final boolean firstLayout = !w.isLaidOut(); |
| getDisplayPolicy().layoutWindowLw(w, null, mDisplayFrames); |
| w.mLayoutSeq = mLayoutSeq; |
| |
| // If this is the first layout, we need to initialize the last inset values as |
| // otherwise we'd immediately cause an unnecessary resize. |
| if (firstLayout) { |
| w.updateLastInsetValues(); |
| } |
| |
| if (w.mAppToken != null) { |
| w.mAppToken.layoutLetterbox(w); |
| } |
| |
| if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" + w.getFrameLw() |
| + " mContainingFrame=" + w.getContainingFrame() |
| + " mDisplayFrame=" + w.getDisplayFrameLw()); |
| } |
| }; |
| |
| private final Consumer<WindowState> mPerformLayoutAttached = w -> { |
| if (w.mLayoutAttached) { |
| if (DEBUG_LAYOUT) Slog.v(TAG, "2ND PASS " + w + " mHaveFrame=" + w.mHaveFrame |
| + " mViewVisibility=" + w.mViewVisibility |
| + " mRelayoutCalled=" + w.mRelayoutCalled); |
| // If this view is GONE, then skip it -- keep the current frame, and let the caller |
| // know so they can ignore it if they want. (We do the normal layout for INVISIBLE |
| // windows, since that means "perform layout as normal, just don't display"). |
| if (mTmpWindow != null && mWmService.mPolicy.canBeHiddenByKeyguardLw(w)) { |
| return; |
| } |
| if ((w.mViewVisibility != GONE && w.mRelayoutCalled) || !w.mHaveFrame |
| || w.mLayoutNeeded) { |
| if (mTmpInitial) { |
| //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); |
| w.resetContentChanged(); |
| } |
| w.mLayoutNeeded = false; |
| w.prelayout(); |
| getDisplayPolicy().layoutWindowLw(w, w.getParentWindow(), mDisplayFrames); |
| w.mLayoutSeq = mLayoutSeq; |
| if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" + w.getFrameLw() |
| + " mContainingFrame=" + w.getContainingFrame() |
| + " mDisplayFrame=" + w.getDisplayFrameLw()); |
| } |
| } else if (w.mAttrs.type == TYPE_DREAM) { |
| // Don't layout windows behind a dream, so that if it does stuff like hide the |
| // status bar we won't get a bad transition when it goes away. |
| mTmpWindow = mTmpWindow2; |
| } |
| }; |
| |
| private final Predicate<WindowState> mComputeImeTargetPredicate = w -> { |
| if (DEBUG_INPUT_METHOD && mUpdateImeTarget) Slog.i(TAG_WM, "Checking window @" + w |
| + " fl=0x" + Integer.toHexString(w.mAttrs.flags)); |
| return w.canBeImeTarget(); |
| }; |
| |
| private final Consumer<WindowState> mApplyPostLayoutPolicy = |
| w -> getDisplayPolicy().applyPostLayoutPolicyLw(w, w.mAttrs, w.getParentWindow(), |
| mInputMethodTarget); |
| |
| private final Consumer<WindowState> mApplySurfaceChangesTransaction = w -> { |
| final WindowSurfacePlacer surfacePlacer = mWmService.mWindowPlacerLocked; |
| final boolean obscuredChanged = w.mObscured != |
| mTmpApplySurfaceChangesTransactionState.obscured; |
| final RootWindowContainer root = mWmService.mRoot; |
| |
| // Update effect. |
| w.mObscured = mTmpApplySurfaceChangesTransactionState.obscured; |
| if (!mTmpApplySurfaceChangesTransactionState.obscured) { |
| final boolean isDisplayed = w.isDisplayedLw(); |
| |
| if (isDisplayed && w.isObscuringDisplay()) { |
| // This window completely covers everything behind it, so we want to leave all |
| // of them as undimmed (for performance reasons). |
| root.mObscuringWindow = w; |
| mTmpApplySurfaceChangesTransactionState.obscured = true; |
| } |
| |
| mTmpApplySurfaceChangesTransactionState.displayHasContent |= |
| root.handleNotObscuredLocked(w, |
| mTmpApplySurfaceChangesTransactionState.obscured, |
| mTmpApplySurfaceChangesTransactionState.syswin); |
| |
| if (w.mHasSurface && isDisplayed) { |
| final int type = w.mAttrs.type; |
| if (type == TYPE_SYSTEM_DIALOG || type == TYPE_SYSTEM_ERROR |
| || (w.mAttrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) { |
| mTmpApplySurfaceChangesTransactionState.syswin = true; |
| } |
| if (mTmpApplySurfaceChangesTransactionState.preferredRefreshRate == 0 |
| && w.mAttrs.preferredRefreshRate != 0) { |
| mTmpApplySurfaceChangesTransactionState.preferredRefreshRate |
| = w.mAttrs.preferredRefreshRate; |
| } |
| if (mTmpApplySurfaceChangesTransactionState.preferredModeId == 0 |
| && w.mAttrs.preferredDisplayModeId != 0) { |
| mTmpApplySurfaceChangesTransactionState.preferredModeId |
| = w.mAttrs.preferredDisplayModeId; |
| } |
| } |
| } |
| |
| if (obscuredChanged && w.isVisibleLw() && mWallpaperController.isWallpaperTarget(w)) { |
| // This is the wallpaper target and its obscured state changed... make sure the |
| // current wallpaper's visibility has been updated accordingly. |
| mWallpaperController.updateWallpaperVisibility(); |
| } |
| |
| w.handleWindowMovedIfNeeded(); |
| |
| final WindowStateAnimator winAnimator = w.mWinAnimator; |
| |
| //Slog.i(TAG, "Window " + this + " clearing mContentChanged - done placing"); |
| w.resetContentChanged(); |
| |
| // Moved from updateWindowsAndWallpaperLocked(). |
| if (w.mHasSurface) { |
| // Take care of the window being ready to display. |
| final boolean committed = winAnimator.commitFinishDrawingLocked(); |
| if (isDefaultDisplay && committed) { |
| if (w.mAttrs.type == TYPE_DREAM) { |
| // HACK: When a dream is shown, it may at that point hide the lock screen. |
| // So we need to redo the layout to let the phone window manager make this |
| // happen. |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats( |
| "dream and commitFinishDrawingLocked true", |
| pendingLayoutChanges); |
| } |
| } |
| if ((w.mAttrs.flags & FLAG_SHOW_WALLPAPER) != 0) { |
| if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, |
| "First draw done in potential wallpaper target " + w); |
| mWallpaperMayChange = true; |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats( |
| "wallpaper and commitFinishDrawingLocked true", |
| pendingLayoutChanges); |
| } |
| } |
| } |
| } |
| |
| final AppWindowToken atoken = w.mAppToken; |
| if (atoken != null) { |
| atoken.updateLetterboxSurface(w); |
| final boolean updateAllDrawn = atoken.updateDrawnWindowStates(w); |
| if (updateAllDrawn && !mTmpUpdateAllDrawn.contains(atoken)) { |
| mTmpUpdateAllDrawn.add(atoken); |
| } |
| } |
| |
| if (!mLosingFocus.isEmpty() && w.isFocused() && w.isDisplayedLw()) { |
| mWmService.mH.obtainMessage(REPORT_LOSING_FOCUS, this).sendToTarget(); |
| } |
| |
| w.updateResizingWindowIfNeeded(); |
| }; |
| |
| /** |
| * Create new {@link DisplayContent} instance, add itself to the root window container and |
| * initialize direct children. |
| * @param display May not be null. |
| * @param service You know. |
| * @param activityDisplay The ActivityDisplay for the display container. |
| */ |
| DisplayContent(Display display, WindowManagerService service, |
| ActivityDisplay activityDisplay) { |
| super(service); |
| mAcitvityDisplay = activityDisplay; |
| if (service.mRoot.getDisplayContent(display.getDisplayId()) != null) { |
| throw new IllegalArgumentException("Display with ID=" + display.getDisplayId() |
| + " already exists=" + service.mRoot.getDisplayContent(display.getDisplayId()) |
| + " new=" + display); |
| } |
| |
| mDisplay = display; |
| mDisplayId = display.getDisplayId(); |
| mWallpaperController = new WallpaperController(mWmService, this); |
| display.getDisplayInfo(mDisplayInfo); |
| display.getMetrics(mDisplayMetrics); |
| isDefaultDisplay = mDisplayId == DEFAULT_DISPLAY; |
| mDisplayFrames = new DisplayFrames(mDisplayId, mDisplayInfo, |
| calculateDisplayCutoutForRotation(mDisplayInfo.rotation)); |
| initializeDisplayBaseInfo(); |
| |
| mAppTransition = new AppTransition(service.mContext, service, this); |
| mAppTransition.registerListenerLocked(service.mActivityManagerAppTransitionNotifier); |
| mAppTransitionController = new AppTransitionController(service, this); |
| mUnknownAppVisibilityController = new UnknownAppVisibilityController(service, this); |
| |
| AnimationHandler animationHandler = new AnimationHandler(); |
| mBoundsAnimationController = new BoundsAnimationController(service.mContext, |
| mAppTransition, AnimationThread.getHandler(), animationHandler); |
| |
| final InputChannel inputChannel = mWmService.mInputManager.monitorInput( |
| "PointerEventDispatcher" + mDisplayId, mDisplayId); |
| mPointerEventDispatcher = new PointerEventDispatcher(inputChannel); |
| |
| // Tap Listeners are supported for: |
| // 1. All physical displays (multi-display). |
| // 2. VirtualDisplays on VR, AA (and everything else). |
| mTapDetector = new TaskTapPointerEventListener(mWmService, this); |
| registerPointerEventListener(mTapDetector); |
| registerPointerEventListener(mWmService.mMousePositionTracker); |
| if (mWmService.mAtmService.getRecentTasks() != null) { |
| registerPointerEventListener( |
| mWmService.mAtmService.getRecentTasks().getInputListener()); |
| } |
| |
| mDisplayPolicy = new DisplayPolicy(service, this); |
| mDisplayRotation = new DisplayRotation(service, this); |
| if (isDefaultDisplay) { |
| // The policy may be invoked right after here, so it requires the necessary default |
| // fields of this display content. |
| mWmService.mPolicy.setDefaultDisplay(this); |
| } |
| if (mWmService.mDisplayReady) { |
| mDisplayPolicy.onConfigurationChanged(); |
| } |
| if (mWmService.mSystemReady) { |
| mDisplayPolicy.systemReady(); |
| } |
| mDividerControllerLocked = new DockedStackDividerController(service, this); |
| mPinnedStackControllerLocked = new PinnedStackController(service, this); |
| |
| final SurfaceControl.Builder b = mWmService.makeSurfaceBuilder(mSession) |
| .setOpaque(true) |
| .setContainerLayer(); |
| mWindowingLayer = b.setName("Display Root").build(); |
| mOverlayLayer = b.setName("Display Overlays").build(); |
| |
| getPendingTransaction().setLayer(mWindowingLayer, 0) |
| .setLayerStack(mWindowingLayer, mDisplayId) |
| .show(mWindowingLayer) |
| .setLayer(mOverlayLayer, 1) |
| .setLayerStack(mOverlayLayer, mDisplayId) |
| .show(mOverlayLayer); |
| getPendingTransaction().apply(); |
| |
| // These are the only direct children we should ever have and they are permanent. |
| super.addChild(mBelowAppWindowsContainers, null); |
| super.addChild(mTaskStackContainers, null); |
| super.addChild(mAboveAppWindowsContainers, null); |
| super.addChild(mImeWindowsContainers, null); |
| |
| // Add itself as a child to the root container. |
| mWmService.mRoot.addChild(this, null); |
| |
| // TODO(b/62541591): evaluate whether this is the best spot to declare the |
| // {@link DisplayContent} ready for use. |
| mDisplayReady = true; |
| |
| mWmService.mAnimator.addDisplayLocked(mDisplayId); |
| mInputMonitor = new InputMonitor(service, mDisplayId); |
| mInsetsStateController = new InsetsStateController(this); |
| } |
| |
| boolean isReady() { |
| // The display is ready when the system and the individual display are both ready. |
| return mWmService.mDisplayReady && mDisplayReady; |
| } |
| |
| int getDisplayId() { |
| return mDisplayId; |
| } |
| |
| WindowToken getWindowToken(IBinder binder) { |
| return mTokenMap.get(binder); |
| } |
| |
| AppWindowToken getAppWindowToken(IBinder binder) { |
| final WindowToken token = getWindowToken(binder); |
| if (token == null) { |
| return null; |
| } |
| return token.asAppWindowToken(); |
| } |
| |
| private void addWindowToken(IBinder binder, WindowToken token) { |
| final DisplayContent dc = mWmService.mRoot.getWindowTokenDisplay(token); |
| if (dc != null) { |
| // We currently don't support adding a window token to the display if the display |
| // already has the binder mapped to another token. If there is a use case for supporting |
| // this moving forward we will either need to merge the WindowTokens some how or have |
| // the binder map to a list of window tokens. |
| throw new IllegalArgumentException("Can't map token=" + token + " to display=" |
| + getName() + " already mapped to display=" + dc + " tokens=" + dc.mTokenMap); |
| } |
| if (binder == null) { |
| throw new IllegalArgumentException("Can't map token=" + token + " to display=" |
| + getName() + " binder is null"); |
| } |
| if (token == null) { |
| throw new IllegalArgumentException("Can't map null token to display=" |
| + getName() + " binder=" + binder); |
| } |
| |
| mTokenMap.put(binder, token); |
| |
| if (token.asAppWindowToken() == null) { |
| // Add non-app token to container hierarchy on the display. App tokens are added through |
| // the parent container managing them (e.g. Tasks). |
| switch (token.windowType) { |
| case TYPE_WALLPAPER: |
| mBelowAppWindowsContainers.addChild(token); |
| break; |
| case TYPE_INPUT_METHOD: |
| case TYPE_INPUT_METHOD_DIALOG: |
| mImeWindowsContainers.addChild(token); |
| break; |
| default: |
| mAboveAppWindowsContainers.addChild(token); |
| break; |
| } |
| } |
| } |
| |
| WindowToken removeWindowToken(IBinder binder) { |
| final WindowToken token = mTokenMap.remove(binder); |
| if (token != null && token.asAppWindowToken() == null) { |
| token.setExiting(); |
| } |
| return token; |
| } |
| |
| /** Changes the display the input window token is housed on to this one. */ |
| void reParentWindowToken(WindowToken token) { |
| final DisplayContent prevDc = token.getDisplayContent(); |
| if (prevDc == this) { |
| return; |
| } |
| if (prevDc != null) { |
| if (prevDc.mTokenMap.remove(token.token) != null && token.asAppWindowToken() == null) { |
| // Removed the token from the map, but made sure it's not an app token before |
| // removing from parent. |
| token.getParent().removeChild(token); |
| } |
| if (prevDc.mLastFocus == mCurrentFocus) { |
| // The window has become the focus of this display, so it should not be notified |
| // that it lost focus from the previous display. |
| prevDc.mLastFocus = null; |
| } |
| } |
| |
| addWindowToken(token.token, token); |
| } |
| |
| void removeAppToken(IBinder binder) { |
| final WindowToken token = removeWindowToken(binder); |
| if (token == null) { |
| Slog.w(TAG_WM, "removeAppToken: Attempted to remove non-existing token: " + binder); |
| return; |
| } |
| |
| final AppWindowToken appToken = token.asAppWindowToken(); |
| |
| if (appToken == null) { |
| Slog.w(TAG_WM, "Attempted to remove non-App token: " + binder + " token=" + token); |
| return; |
| } |
| |
| appToken.onRemovedFromDisplay(); |
| } |
| |
| @Override |
| public Display getDisplay() { |
| return mDisplay; |
| } |
| |
| DisplayInfo getDisplayInfo() { |
| return mDisplayInfo; |
| } |
| |
| DisplayMetrics getDisplayMetrics() { |
| return mDisplayMetrics; |
| } |
| |
| DisplayPolicy getDisplayPolicy() { |
| return mDisplayPolicy; |
| } |
| |
| @Override |
| public DisplayRotation getDisplayRotation() { |
| return mDisplayRotation; |
| } |
| |
| /** |
| * Marks a window as providing insets for the rest of the windows in the system. |
| * |
| * @param type The type of inset this window provides. |
| * @param win The window. |
| * @param frameProvider Function to compute the frame, or {@code null} if the just the frame of |
| * the window should be taken. |
| */ |
| void setInsetProvider(@InternalInsetType int type, WindowState win, |
| @Nullable TriConsumer<DisplayFrames, WindowState, Rect> frameProvider) { |
| mInsetsStateController.getSourceProvider(type).setWindow(win, frameProvider); |
| } |
| |
| InsetsStateController getInsetsStateController() { |
| return mInsetsStateController; |
| } |
| |
| @VisibleForTesting |
| void setDisplayRotation(DisplayRotation displayRotation) { |
| mDisplayRotation = displayRotation; |
| } |
| |
| int getRotation() { |
| return mRotation; |
| } |
| |
| @VisibleForTesting |
| void setRotation(int newRotation) { |
| mRotation = newRotation; |
| mDisplayRotation.setRotation(newRotation); |
| } |
| |
| int getLastOrientation() { |
| return mLastOrientation; |
| } |
| |
| int getLastWindowForcedOrientation() { |
| return mLastWindowForcedOrientation; |
| } |
| |
| void registerRemoteAnimations(RemoteAnimationDefinition definition) { |
| mAppTransitionController.registerRemoteAnimations(definition); |
| } |
| |
| /** |
| * Temporarily pauses rotation changes until resumed. |
| * |
| * This can be used to prevent rotation changes from occurring while the user is |
| * performing certain operations, such as drag and drop. |
| * |
| * This call nests and must be matched by an equal number of calls to |
| * {@link #resumeRotationLocked}. |
| */ |
| void pauseRotationLocked() { |
| mDeferredRotationPauseCount++; |
| } |
| |
| /** |
| * Resumes normal rotation changes after being paused. |
| */ |
| void resumeRotationLocked() { |
| if (mDeferredRotationPauseCount <= 0) { |
| return; |
| } |
| |
| mDeferredRotationPauseCount--; |
| if (mDeferredRotationPauseCount == 0) { |
| updateRotationAndSendNewConfigIfNeeded(); |
| } |
| } |
| |
| /** |
| * If this is true we have updated our desired orientation, but not yet changed the real |
| * orientation our applied our screen rotation animation. For example, because a previous |
| * screen rotation was in progress. |
| * |
| * @return {@code true} if the there is an ongoing rotation change. |
| */ |
| boolean rotationNeedsUpdate() { |
| final int lastOrientation = getLastOrientation(); |
| final int oldRotation = getRotation(); |
| |
| final int rotation = mDisplayRotation.rotationForOrientation(lastOrientation, oldRotation); |
| return oldRotation != rotation; |
| } |
| |
| /** |
| * The display content may have configuration set from {@link #DisplayWindowSettings}. This |
| * callback let the owner of container know there is existing configuration to prevent the |
| * values from being replaced by the initializing {@link #ActivityDisplay}. |
| */ |
| void initializeDisplayOverrideConfiguration() { |
| if (mAcitvityDisplay != null) { |
| mAcitvityDisplay.onInitializeOverrideConfiguration(getRequestedOverrideConfiguration()); |
| } |
| } |
| |
| /** Notify the configuration change of this display. */ |
| void sendNewConfiguration() { |
| mWmService.mH.obtainMessage(SEND_NEW_CONFIGURATION, this).sendToTarget(); |
| } |
| |
| @Override |
| boolean onDescendantOrientationChanged(IBinder freezeDisplayToken, |
| ConfigurationContainer requestingContainer) { |
| final Configuration config = updateOrientationFromAppTokens( |
| getRequestedOverrideConfiguration(), freezeDisplayToken, false); |
| // If display rotation class tells us that it doesn't consider app requested orientation, |
| // this display won't rotate just because of an app changes its requested orientation. Thus |
| // it indicates that this display chooses not to handle this request. |
| final boolean handled = getDisplayRotation().respectAppRequestedOrientation(); |
| if (config == null) { |
| return handled; |
| } |
| |
| if (handled && requestingContainer instanceof ActivityRecord) { |
| final ActivityRecord activityRecord = (ActivityRecord) requestingContainer; |
| final boolean kept = mWmService.mAtmService.updateDisplayOverrideConfigurationLocked( |
| config, activityRecord, false /* deferResume */, getDisplayId()); |
| activityRecord.frozenBeforeDestroy = true; |
| if (!kept) { |
| mWmService.mAtmService.mRootActivityContainer.resumeFocusedStacksTopActivities(); |
| } |
| } else { |
| // We have a new configuration to push so we need to update ATMS for now. |
| // TODO: Clean up display configuration push between ATMS and WMS after unification. |
| mWmService.mAtmService.updateDisplayOverrideConfigurationLocked( |
| config, null /* starting */, false /* deferResume */, getDisplayId()); |
| } |
| return handled; |
| } |
| |
| @Override |
| boolean handlesOrientationChangeFromDescendant() { |
| return getDisplayRotation().respectAppRequestedOrientation(); |
| } |
| |
| /** |
| * Determine the new desired orientation of this display. |
| * |
| * The orientation is computed from non-application windows first. If none of the |
| * non-application windows specify orientation, the orientation is computed from application |
| * tokens. |
| * |
| * @return {@code true} if the orientation is changed. |
| */ |
| boolean updateOrientationFromAppTokens() { |
| return updateOrientationFromAppTokens(false /* forceUpdate */); |
| } |
| |
| /** |
| * Update orientation of the target display, returning a non-null new Configuration if it has |
| * changed from the current orientation. If a non-null configuration is returned, someone must |
| * call {@link WindowManagerService#setNewDisplayOverrideConfiguration(Configuration, |
| * DisplayContent)} to tell the window manager it can unfreeze the screen. This will typically |
| * be done by calling {@link WindowManagerService#sendNewConfiguration(int)}. |
| */ |
| Configuration updateOrientationFromAppTokens(Configuration currentConfig, |
| IBinder freezeDisplayToken, boolean forceUpdate) { |
| if (!mDisplayReady) { |
| return null; |
| } |
| |
| Configuration config = null; |
| if (updateOrientationFromAppTokens(forceUpdate)) { |
| // If we changed the orientation but mOrientationChangeComplete is already true, |
| // we used seamless rotation, and we don't need to freeze the screen. |
| if (freezeDisplayToken != null && !mWmService.mRoot.mOrientationChangeComplete) { |
| final AppWindowToken atoken = getAppWindowToken(freezeDisplayToken); |
| if (atoken != null) { |
| atoken.startFreezingScreen(); |
| } |
| } |
| config = new Configuration(); |
| computeScreenConfiguration(config); |
| } else if (currentConfig != null) { |
| // No obvious action we need to take, but if our current state mismatches the |
| // activity manager's, update it, disregarding font scale, which should remain set |
| // to the value of the previous configuration. |
| // Here we're calling Configuration#unset() instead of setToDefaults() because we |
| // need to keep override configs clear of non-empty values (e.g. fontSize). |
| mTmpConfiguration.unset(); |
| mTmpConfiguration.updateFrom(currentConfig); |
| computeScreenConfiguration(mTmpConfiguration); |
| if (currentConfig.diff(mTmpConfiguration) != 0) { |
| mWaitingForConfig = true; |
| setLayoutNeeded(); |
| int[] anim = new int[2]; |
| getDisplayPolicy().selectRotationAnimationLw(anim); |
| |
| mWmService.startFreezingDisplayLocked(anim[0], anim[1], this); |
| config = new Configuration(mTmpConfiguration); |
| } |
| } |
| |
| return config; |
| } |
| |
| |
| private boolean updateOrientationFromAppTokens(boolean forceUpdate) { |
| final int req = getOrientation(); |
| if (req != mLastOrientation || forceUpdate) { |
| mLastOrientation = req; |
| mDisplayRotation.setCurrentOrientation(req); |
| return updateRotationUnchecked(forceUpdate); |
| } |
| return false; |
| } |
| |
| /** |
| * Update rotation of the display and send configuration if the rotation is changed. |
| * |
| * @return {@code true} if the rotation has been changed and the new config is sent. |
| */ |
| boolean updateRotationAndSendNewConfigIfNeeded() { |
| final boolean changed = updateRotationUnchecked(false /* forceUpdate */); |
| if (changed) { |
| sendNewConfiguration(); |
| } |
| return changed; |
| } |
| |
| /** |
| * Update rotation of the display. |
| * |
| * @return {@code true} if the rotation has been changed. In this case YOU MUST CALL |
| * {@link WindowManagerService#sendNewConfiguration(int)} TO UNFREEZE THE SCREEN. |
| */ |
| boolean updateRotationUnchecked() { |
| return updateRotationUnchecked(false /* forceUpdate */); |
| } |
| |
| /** |
| * Update rotation of the DisplayContent with an option to force the update. This updates |
| * the container's perception of rotation and, depending on the top activities, will freeze |
| * the screen or start seamless rotation. The display itself gets rotated in |
| * {@link #applyRotationLocked} during {@link WindowManagerService#sendNewConfiguration}. |
| * |
| * @param forceUpdate Force the rotation update. Sometimes in WM we might skip updating |
| * orientation because we're waiting for some rotation to finish or display |
| * to unfreeze, which results in configuration of the previously visible |
| * activity being applied to a newly visible one. Forcing the rotation |
| * update allows to workaround this issue. |
| * @return {@code true} if the rotation has been changed. In this case YOU MUST CALL |
| * {@link WindowManagerService#sendNewConfiguration(int)} TO COMPLETE THE ROTATION AND |
| * UNFREEZE THE SCREEN. |
| */ |
| boolean updateRotationUnchecked(boolean forceUpdate) { |
| ScreenRotationAnimation screenRotationAnimation; |
| if (!forceUpdate) { |
| if (mDeferredRotationPauseCount > 0) { |
| // Rotation updates have been paused temporarily. Defer the update until |
| // updates have been resumed. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Deferring rotation, rotation is paused."); |
| return false; |
| } |
| |
| screenRotationAnimation = |
| mWmService.mAnimator.getScreenRotationAnimationLocked(mDisplayId); |
| if (screenRotationAnimation != null && screenRotationAnimation.isAnimating()) { |
| // Rotation updates cannot be performed while the previous rotation change |
| // animation is still in progress. Skip this update. We will try updating |
| // again after the animation is finished and the display is unfrozen. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Deferring rotation, animation in progress."); |
| return false; |
| } |
| if (mWmService.mDisplayFrozen) { |
| // Even if the screen rotation animation has finished (e.g. isAnimating |
| // returns false), there is still some time where we haven't yet unfrozen |
| // the display. We also need to abort rotation here. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "Deferring rotation, still finishing previous rotation"); |
| return false; |
| } |
| } |
| |
| if (!mWmService.mDisplayEnabled) { |
| // No point choosing a rotation if the display is not enabled. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Deferring rotation, display is not enabled."); |
| return false; |
| } |
| |
| final int oldRotation = mRotation; |
| final int lastOrientation = mLastOrientation; |
| final int rotation = mDisplayRotation.rotationForOrientation(lastOrientation, oldRotation); |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Computed rotation=" + rotation + " for display id=" |
| + mDisplayId + " based on lastOrientation=" + lastOrientation |
| + " and oldRotation=" + oldRotation); |
| boolean mayRotateSeamlessly = mDisplayPolicy.shouldRotateSeamlessly(mDisplayRotation, |
| oldRotation, rotation); |
| |
| if (mayRotateSeamlessly) { |
| final WindowState seamlessRotated = getWindow((w) -> w.mSeamlesslyRotated); |
| if (seamlessRotated != null && !forceUpdate) { |
| // We can't rotate (seamlessly or not) while waiting for the last seamless rotation |
| // to complete (that is, waiting for windows to redraw). It's tempting to check |
| // w.mSeamlessRotationCount but that could be incorrect in the case of |
| // window-removal. |
| return false; |
| } |
| |
| // In the presence of the PINNED stack or System Alert |
| // windows we unfortunately can not seamlessly rotate. |
| if (hasPinnedStack()) { |
| mayRotateSeamlessly = false; |
| } |
| for (int i = 0; i < mWmService.mSessions.size(); i++) { |
| if (mWmService.mSessions.valueAt(i).hasAlertWindowSurfaces()) { |
| mayRotateSeamlessly = false; |
| break; |
| } |
| } |
| } |
| final boolean rotateSeamlessly = mayRotateSeamlessly; |
| |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Display id=" + mDisplayId |
| + " selected orientation " + lastOrientation |
| + ", got rotation " + rotation); |
| |
| if (oldRotation == rotation) { |
| // No change. |
| return false; |
| } |
| |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Display id=" + mDisplayId |
| + " rotation changed to " + rotation |
| + " from " + oldRotation |
| + ", lastOrientation=" + lastOrientation); |
| |
| if (DisplayContent.deltaRotation(rotation, oldRotation) != 2) { |
| mWaitingForConfig = true; |
| } |
| |
| mRotation = rotation; |
| |
| mWmService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_ACTIVE; |
| mWmService.mH.sendNewMessageDelayed(WindowManagerService.H.WINDOW_FREEZE_TIMEOUT, |
| this, WINDOW_FREEZE_TIMEOUT_DURATION); |
| |
| setLayoutNeeded(); |
| final int[] anim = new int[2]; |
| mDisplayPolicy.selectRotationAnimationLw(anim); |
| |
| if (!rotateSeamlessly) { |
| mWmService.startFreezingDisplayLocked(anim[0], anim[1], this); |
| // startFreezingDisplayLocked can reset the ScreenRotationAnimation. |
| } else { |
| // The screen rotation animation uses a screenshot to freeze the screen |
| // while windows resize underneath. |
| // When we are rotating seamlessly, we allow the elements to transition |
| // to their rotated state independently and without a freeze required. |
| mWmService.startSeamlessRotation(); |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Applies the rotation transaction. This must be called after {@link #updateRotationUnchecked} |
| * (if it returned {@code true}) to actually finish the rotation. |
| * |
| * @param oldRotation the rotation we are coming from. |
| * @param rotation the rotation to apply. |
| */ |
| void applyRotationLocked(final int oldRotation, final int rotation) { |
| mDisplayRotation.setRotation(rotation); |
| final boolean rotateSeamlessly = mWmService.isRotatingSeamlessly(); |
| ScreenRotationAnimation screenRotationAnimation = rotateSeamlessly |
| ? null : mWmService.mAnimator.getScreenRotationAnimationLocked(mDisplayId); |
| // We need to update our screen size information to match the new rotation. If the rotation |
| // has actually changed then this method will return true and, according to the comment at |
| // the top of the method, the caller is obligated to call computeNewConfigurationLocked(). |
| // By updating the Display info here it will be available to |
| // #computeScreenConfiguration() later. |
| updateDisplayAndOrientation(getConfiguration().uiMode); |
| |
| // NOTE: We disable the rotation in the emulator because |
| // it doesn't support hardware OpenGL emulation yet. |
| if (CUSTOM_SCREEN_ROTATION && screenRotationAnimation != null |
| && screenRotationAnimation.hasScreenshot()) { |
| if (screenRotationAnimation.setRotation(getPendingTransaction(), rotation, |
| MAX_ANIMATION_DURATION, mWmService.getTransitionAnimationScaleLocked(), |
| mDisplayInfo.logicalWidth, mDisplayInfo.logicalHeight)) { |
| mWmService.scheduleAnimationLocked(); |
| } |
| } |
| |
| forAllWindows(w -> { |
| w.seamlesslyRotateIfAllowed(getPendingTransaction(), oldRotation, rotation, |
| rotateSeamlessly); |
| }, true /* traverseTopToBottom */); |
| |
| mWmService.mDisplayManagerInternal.performTraversal(getPendingTransaction()); |
| scheduleAnimation(); |
| |
| forAllWindows(w -> { |
| if (w.mHasSurface && !rotateSeamlessly) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Set mOrientationChanging of " + w); |
| w.setOrientationChanging(true); |
| mWmService.mRoot.mOrientationChangeComplete = false; |
| w.mLastFreezeDuration = 0; |
| } |
| w.mReportOrientationChanged = true; |
| }, true /* traverseTopToBottom */); |
| |
| if (rotateSeamlessly) { |
| mWmService.mH.sendNewMessageDelayed(WindowManagerService.H.SEAMLESS_ROTATION_TIMEOUT, |
| this, SEAMLESS_ROTATION_TIMEOUT_DURATION); |
| } |
| |
| for (int i = mWmService.mRotationWatchers.size() - 1; i >= 0; i--) { |
| final WindowManagerService.RotationWatcher rotationWatcher |
| = mWmService.mRotationWatchers.get(i); |
| if (rotationWatcher.mDisplayId == mDisplayId) { |
| try { |
| rotationWatcher.mWatcher.onRotationChanged(rotation); |
| } catch (RemoteException e) { |
| // Ignore |
| } |
| } |
| } |
| |
| // Announce rotation only if we will not animate as we already have the |
| // windows in final state. Otherwise, we make this call at the rotation end. |
| if (screenRotationAnimation == null && mWmService.mAccessibilityController != null) { |
| mWmService.mAccessibilityController.onRotationChangedLocked(this); |
| } |
| } |
| |
| void configureDisplayPolicy() { |
| final int width = mBaseDisplayWidth; |
| final int height = mBaseDisplayHeight; |
| final int shortSize; |
| final int longSize; |
| if (width > height) { |
| shortSize = height; |
| longSize = width; |
| } else { |
| shortSize = width; |
| longSize = height; |
| } |
| |
| final int shortSizeDp = shortSize * DisplayMetrics.DENSITY_DEFAULT / mBaseDisplayDensity; |
| final int longSizeDp = longSize * DisplayMetrics.DENSITY_DEFAULT / mBaseDisplayDensity; |
| |
| mDisplayPolicy.updateConfigurationAndScreenSizeDependentBehaviors(); |
| mDisplayRotation.configure(width, height, shortSizeDp, longSizeDp); |
| |
| mDisplayFrames.onDisplayInfoUpdated(mDisplayInfo, |
| calculateDisplayCutoutForRotation(mDisplayInfo.rotation)); |
| } |
| |
| /** |
| * Update {@link #mDisplayInfo} and other internal variables when display is rotated or config |
| * changed. |
| * Do not call if {@link WindowManagerService#mDisplayReady} == false. |
| */ |
| private DisplayInfo updateDisplayAndOrientation(int uiMode) { |
| // Use the effective "visual" dimensions based on current rotation |
| final boolean rotated = (mRotation == ROTATION_90 || mRotation == ROTATION_270); |
| final int dw = rotated ? mBaseDisplayHeight : mBaseDisplayWidth; |
| final int dh = rotated ? mBaseDisplayWidth : mBaseDisplayHeight; |
| |
| // Update application display metrics. |
| final WmDisplayCutout wmDisplayCutout = calculateDisplayCutoutForRotation(mRotation); |
| final DisplayCutout displayCutout = wmDisplayCutout.getDisplayCutout(); |
| |
| final int appWidth = mDisplayPolicy.getNonDecorDisplayWidth(dw, dh, mRotation, uiMode, |
| displayCutout); |
| final int appHeight = mDisplayPolicy.getNonDecorDisplayHeight(dw, dh, mRotation, uiMode, |
| displayCutout); |
| mDisplayInfo.rotation = mRotation; |
| mDisplayInfo.logicalWidth = dw; |
| mDisplayInfo.logicalHeight = dh; |
| mDisplayInfo.logicalDensityDpi = mBaseDisplayDensity; |
| mDisplayInfo.appWidth = appWidth; |
| mDisplayInfo.appHeight = appHeight; |
| if (isDefaultDisplay) { |
| mDisplayInfo.getLogicalMetrics(mRealDisplayMetrics, |
| CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO, null); |
| } |
| mDisplayInfo.displayCutout = displayCutout.isEmpty() ? null : displayCutout; |
| mDisplayInfo.getAppMetrics(mDisplayMetrics); |
| if (mDisplayScalingDisabled) { |
| mDisplayInfo.flags |= Display.FLAG_SCALING_DISABLED; |
| } else { |
| mDisplayInfo.flags &= ~Display.FLAG_SCALING_DISABLED; |
| } |
| |
| // We usually set the override info in DisplayManager so that we get consistent display |
| // metrics values when displays are changing and don't send out new values until WM is aware |
| // of them. However, we don't do this for displays that serve as containers for ActivityView |
| // because we don't want letter-/pillar-boxing during resize. |
| final DisplayInfo overrideDisplayInfo = mShouldOverrideDisplayConfiguration |
| ? mDisplayInfo : null; |
| mWmService.mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager(mDisplayId, |
| overrideDisplayInfo); |
| |
| mBaseDisplayRect.set(0, 0, dw, dh); |
| |
| if (isDefaultDisplay) { |
| mCompatibleScreenScale = CompatibilityInfo.computeCompatibleScaling(mDisplayMetrics, |
| mCompatDisplayMetrics); |
| } |
| |
| return mDisplayInfo; |
| } |
| |
| WmDisplayCutout calculateDisplayCutoutForRotation(int rotation) { |
| return mDisplayCutoutCache.getOrCompute(mInitialDisplayCutout, rotation); |
| } |
| |
| private WmDisplayCutout calculateDisplayCutoutForRotationUncached( |
| DisplayCutout cutout, int rotation) { |
| if (cutout == null || cutout == DisplayCutout.NO_CUTOUT) { |
| return WmDisplayCutout.NO_CUTOUT; |
| } |
| if (rotation == ROTATION_0) { |
| return WmDisplayCutout.computeSafeInsets( |
| cutout, mInitialDisplayWidth, mInitialDisplayHeight); |
| } |
| final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270); |
| final Rect[] newBounds = mRotationUtil.getRotatedBounds( |
| WmDisplayCutout.computeSafeInsets( |
| cutout, mInitialDisplayWidth, mInitialDisplayHeight) |
| .getDisplayCutout().getBoundingRectsAll(), |
| rotation, mInitialDisplayWidth, mInitialDisplayHeight); |
| return WmDisplayCutout.computeSafeInsets(DisplayCutout.fromBounds(newBounds), |
| rotated ? mInitialDisplayHeight : mInitialDisplayWidth, |
| rotated ? mInitialDisplayWidth : mInitialDisplayHeight); |
| } |
| |
| /** |
| * Compute display configuration based on display properties and policy settings. |
| * Do not call if mDisplayReady == false. |
| */ |
| void computeScreenConfiguration(Configuration config) { |
| final DisplayInfo displayInfo = updateDisplayAndOrientation(config.uiMode); |
| calculateBounds(displayInfo, mTmpBounds); |
| config.windowConfiguration.setBounds(mTmpBounds); |
| |
| final int dw = displayInfo.logicalWidth; |
| final int dh = displayInfo.logicalHeight; |
| config.orientation = (dw <= dh) ? ORIENTATION_PORTRAIT : ORIENTATION_LANDSCAPE; |
| config.windowConfiguration.setWindowingMode(getWindowingMode()); |
| config.windowConfiguration.setDisplayWindowingMode(getWindowingMode()); |
| config.windowConfiguration.setRotation(displayInfo.rotation); |
| |
| final float density = mDisplayMetrics.density; |
| config.screenWidthDp = |
| (int)(mDisplayPolicy.getConfigDisplayWidth(dw, dh, displayInfo.rotation, |
| config.uiMode, displayInfo.displayCutout) / density); |
| config.screenHeightDp = |
| (int)(mDisplayPolicy.getConfigDisplayHeight(dw, dh, displayInfo.rotation, |
| config.uiMode, displayInfo.displayCutout) / density); |
| |
| mDisplayPolicy.getNonDecorInsetsLw(displayInfo.rotation, dw, dh, |
| displayInfo.displayCutout, mTmpRect); |
| final int leftInset = mTmpRect.left; |
| final int topInset = mTmpRect.top; |
| // appBounds at the root level should mirror the app screen size. |
| config.windowConfiguration.setAppBounds(leftInset /* left */, topInset /* top */, |
| leftInset + displayInfo.appWidth /* right */, |
| topInset + displayInfo.appHeight /* bottom */); |
| final boolean rotated = (displayInfo.rotation == Surface.ROTATION_90 |
| || displayInfo.rotation == Surface.ROTATION_270); |
| |
| computeSizeRangesAndScreenLayout(displayInfo, rotated, config.uiMode, dw, dh, density, |
| config); |
| |
| config.screenLayout = (config.screenLayout & ~Configuration.SCREENLAYOUT_ROUND_MASK) |
| | ((displayInfo.flags & Display.FLAG_ROUND) != 0 |
| ? Configuration.SCREENLAYOUT_ROUND_YES |
| : Configuration.SCREENLAYOUT_ROUND_NO); |
| |
| config.compatScreenWidthDp = (int)(config.screenWidthDp / mCompatibleScreenScale); |
| config.compatScreenHeightDp = (int)(config.screenHeightDp / mCompatibleScreenScale); |
| config.compatSmallestScreenWidthDp = computeCompatSmallestWidth(rotated, config.uiMode, dw, |
| dh, displayInfo.displayCutout); |
| config.densityDpi = displayInfo.logicalDensityDpi; |
| |
| config.colorMode = |
| ((displayInfo.isHdr() && mWmService.hasHdrSupport()) |
| ? Configuration.COLOR_MODE_HDR_YES |
| : Configuration.COLOR_MODE_HDR_NO) |
| | (displayInfo.isWideColorGamut() && mWmService.hasWideColorGamutSupport() |
| ? Configuration.COLOR_MODE_WIDE_COLOR_GAMUT_YES |
| : Configuration.COLOR_MODE_WIDE_COLOR_GAMUT_NO); |
| |
| // Update the configuration based on available input devices, lid switch, |
| // and platform configuration. |
| config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; |
| config.keyboard = Configuration.KEYBOARD_NOKEYS; |
| config.navigation = Configuration.NAVIGATION_NONAV; |
| |
| int keyboardPresence = 0; |
| int navigationPresence = 0; |
| final InputDevice[] devices = mWmService.mInputManager.getInputDevices(); |
| final int len = devices != null ? devices.length : 0; |
| for (int i = 0; i < len; i++) { |
| InputDevice device = devices[i]; |
| // Ignore virtual input device. |
| if (device.isVirtual()) { |
| continue; |
| } |
| |
| // Check if input device can dispatch events to current display. |
| // If display type is virtual, will follow the default display. |
| if (!mWmService.mInputManager.canDispatchToDisplay(device.getId(), |
| displayInfo.type == Display.TYPE_VIRTUAL ? DEFAULT_DISPLAY : mDisplayId)) { |
| continue; |
| } |
| |
| final int sources = device.getSources(); |
| final int presenceFlag = device.isExternal() |
| ? WindowManagerPolicy.PRESENCE_EXTERNAL : WindowManagerPolicy.PRESENCE_INTERNAL; |
| |
| if (mWmService.mIsTouchDevice) { |
| if ((sources & InputDevice.SOURCE_TOUCHSCREEN) == InputDevice.SOURCE_TOUCHSCREEN) { |
| config.touchscreen = Configuration.TOUCHSCREEN_FINGER; |
| } |
| } else { |
| config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH; |
| } |
| |
| if ((sources & InputDevice.SOURCE_TRACKBALL) == InputDevice.SOURCE_TRACKBALL) { |
| config.navigation = Configuration.NAVIGATION_TRACKBALL; |
| navigationPresence |= presenceFlag; |
| } else if ((sources & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD |
| && config.navigation == Configuration.NAVIGATION_NONAV) { |
| config.navigation = Configuration.NAVIGATION_DPAD; |
| navigationPresence |= presenceFlag; |
| } |
| |
| if (device.getKeyboardType() == InputDevice.KEYBOARD_TYPE_ALPHABETIC) { |
| config.keyboard = Configuration.KEYBOARD_QWERTY; |
| keyboardPresence |= presenceFlag; |
| } |
| } |
| |
| if (config.navigation == Configuration.NAVIGATION_NONAV && mWmService.mHasPermanentDpad) { |
| config.navigation = Configuration.NAVIGATION_DPAD; |
| navigationPresence |= WindowManagerPolicy.PRESENCE_INTERNAL; |
| } |
| |
| // Determine whether a hard keyboard is available and enabled. |
| // TODO(multi-display): Should the hardware keyboard be tied to a display or to a device? |
| boolean hardKeyboardAvailable = config.keyboard != Configuration.KEYBOARD_NOKEYS; |
| if (hardKeyboardAvailable != mWmService.mHardKeyboardAvailable) { |
| mWmService.mHardKeyboardAvailable = hardKeyboardAvailable; |
| mWmService.mH.removeMessages(REPORT_HARD_KEYBOARD_STATUS_CHANGE); |
| mWmService.mH.sendEmptyMessage(REPORT_HARD_KEYBOARD_STATUS_CHANGE); |
| } |
| |
| mDisplayPolicy.updateConfigurationAndScreenSizeDependentBehaviors(); |
| |
| // Let the policy update hidden states. |
| config.keyboardHidden = Configuration.KEYBOARDHIDDEN_NO; |
| config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_NO; |
| config.navigationHidden = Configuration.NAVIGATIONHIDDEN_NO; |
| mWmService.mPolicy.adjustConfigurationLw(config, keyboardPresence, navigationPresence); |
| } |
| |
| private int computeCompatSmallestWidth(boolean rotated, int uiMode, int dw, int dh, |
| DisplayCutout displayCutout) { |
| mTmpDisplayMetrics.setTo(mDisplayMetrics); |
| final DisplayMetrics tmpDm = mTmpDisplayMetrics; |
| final int unrotDw, unrotDh; |
| if (rotated) { |
| unrotDw = dh; |
| unrotDh = dw; |
| } else { |
| unrotDw = dw; |
| unrotDh = dh; |
| } |
| int sw = reduceCompatConfigWidthSize(0, Surface.ROTATION_0, uiMode, tmpDm, unrotDw, unrotDh, |
| displayCutout); |
| sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_90, uiMode, tmpDm, unrotDh, unrotDw, |
| displayCutout); |
| sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_180, uiMode, tmpDm, unrotDw, unrotDh, |
| displayCutout); |
| sw = reduceCompatConfigWidthSize(sw, Surface.ROTATION_270, uiMode, tmpDm, unrotDh, unrotDw, |
| displayCutout); |
| return sw; |
| } |
| |
| private int reduceCompatConfigWidthSize(int curSize, int rotation, int uiMode, |
| DisplayMetrics dm, int dw, int dh, DisplayCutout displayCutout) { |
| dm.noncompatWidthPixels = mDisplayPolicy.getNonDecorDisplayWidth(dw, dh, rotation, uiMode, |
| displayCutout); |
| dm.noncompatHeightPixels = mDisplayPolicy.getNonDecorDisplayHeight(dw, dh, rotation, uiMode, |
| displayCutout); |
| float scale = CompatibilityInfo.computeCompatibleScaling(dm, null); |
| int size = (int)(((dm.noncompatWidthPixels / scale) / dm.density) + .5f); |
| if (curSize == 0 || size < curSize) { |
| curSize = size; |
| } |
| return curSize; |
| } |
| |
| private void computeSizeRangesAndScreenLayout(DisplayInfo displayInfo, boolean rotated, |
| int uiMode, int dw, int dh, float density, Configuration outConfig) { |
| |
| // We need to determine the smallest width that will occur under normal |
| // operation. To this, start with the base screen size and compute the |
| // width under the different possible rotations. We need to un-rotate |
| // the current screen dimensions before doing this. |
| int unrotDw, unrotDh; |
| if (rotated) { |
| unrotDw = dh; |
| unrotDh = dw; |
| } else { |
| unrotDw = dw; |
| unrotDh = dh; |
| } |
| displayInfo.smallestNominalAppWidth = 1<<30; |
| displayInfo.smallestNominalAppHeight = 1<<30; |
| displayInfo.largestNominalAppWidth = 0; |
| displayInfo.largestNominalAppHeight = 0; |
| adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_0, uiMode, unrotDw, unrotDh); |
| adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_90, uiMode, unrotDh, unrotDw); |
| adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_180, uiMode, unrotDw, unrotDh); |
| adjustDisplaySizeRanges(displayInfo, Surface.ROTATION_270, uiMode, unrotDh, unrotDw); |
| int sl = Configuration.resetScreenLayout(outConfig.screenLayout); |
| sl = reduceConfigLayout(sl, Surface.ROTATION_0, density, unrotDw, unrotDh, uiMode, |
| displayInfo.displayCutout); |
| sl = reduceConfigLayout(sl, Surface.ROTATION_90, density, unrotDh, unrotDw, uiMode, |
| displayInfo.displayCutout); |
| sl = reduceConfigLayout(sl, Surface.ROTATION_180, density, unrotDw, unrotDh, uiMode, |
| displayInfo.displayCutout); |
| sl = reduceConfigLayout(sl, Surface.ROTATION_270, density, unrotDh, unrotDw, uiMode, |
| displayInfo.displayCutout); |
| outConfig.smallestScreenWidthDp = (int)(displayInfo.smallestNominalAppWidth / density); |
| outConfig.screenLayout = sl; |
| } |
| |
| private int reduceConfigLayout(int curLayout, int rotation, float density, int dw, int dh, |
| int uiMode, DisplayCutout displayCutout) { |
| // Get the app screen size at this rotation. |
| int w = mDisplayPolicy.getNonDecorDisplayWidth(dw, dh, rotation, uiMode, displayCutout); |
| int h = mDisplayPolicy.getNonDecorDisplayHeight(dw, dh, rotation, uiMode, displayCutout); |
| |
| // Compute the screen layout size class for this rotation. |
| int longSize = w; |
| int shortSize = h; |
| if (longSize < shortSize) { |
| int tmp = longSize; |
| longSize = shortSize; |
| shortSize = tmp; |
| } |
| longSize = (int)(longSize/density); |
| shortSize = (int)(shortSize/density); |
| return Configuration.reduceScreenLayout(curLayout, longSize, shortSize); |
| } |
| |
| private void adjustDisplaySizeRanges(DisplayInfo displayInfo, int rotation, |
| int uiMode, int dw, int dh) { |
| final DisplayCutout displayCutout = calculateDisplayCutoutForRotation( |
| rotation).getDisplayCutout(); |
| final int width = mDisplayPolicy.getConfigDisplayWidth(dw, dh, rotation, uiMode, |
| displayCutout); |
| if (width < displayInfo.smallestNominalAppWidth) { |
| displayInfo.smallestNominalAppWidth = width; |
| } |
| if (width > displayInfo.largestNominalAppWidth) { |
| displayInfo.largestNominalAppWidth = width; |
| } |
| final int height = mDisplayPolicy.getConfigDisplayHeight(dw, dh, rotation, uiMode, |
| displayCutout); |
| if (height < displayInfo.smallestNominalAppHeight) { |
| displayInfo.smallestNominalAppHeight = height; |
| } |
| if (height > displayInfo.largestNominalAppHeight) { |
| displayInfo.largestNominalAppHeight = height; |
| } |
| } |
| |
| /** |
| * Apps that use the compact menu panel (as controlled by the panelMenuIsCompact |
| * theme attribute) on devices that feature a physical options menu key attempt to position |
| * their menu panel window along the edge of the screen nearest the physical menu key. |
| * This lowers the travel distance between invoking the menu panel and selecting |
| * a menu option. |
| * |
| * This method helps control where that menu is placed. Its current implementation makes |
| * assumptions about the menu key and its relationship to the screen based on whether |
| * the device's natural orientation is portrait (width < height) or landscape. |
| * |
| * The menu key is assumed to be located along the bottom edge of natural-portrait |
| * devices and along the right edge of natural-landscape devices. If these assumptions |
| * do not hold for the target device, this method should be changed to reflect that. |
| * |
| * @return A {@link Gravity} value for placing the options menu window. |
| */ |
| int getPreferredOptionsPanelGravity() { |
| final int rotation = getRotation(); |
| if (mInitialDisplayWidth < mInitialDisplayHeight) { |
| // On devices with a natural orientation of portrait. |
| switch (rotation) { |
| default: |
| case Surface.ROTATION_0: |
| return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; |
| case Surface.ROTATION_90: |
| return Gravity.RIGHT | Gravity.BOTTOM; |
| case Surface.ROTATION_180: |
| return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; |
| case Surface.ROTATION_270: |
| return Gravity.START | Gravity.BOTTOM; |
| } |
| } |
| |
| // On devices with a natural orientation of landscape. |
| switch (rotation) { |
| default: |
| case Surface.ROTATION_0: |
| return Gravity.RIGHT | Gravity.BOTTOM; |
| case Surface.ROTATION_90: |
| return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; |
| case Surface.ROTATION_180: |
| return Gravity.START | Gravity.BOTTOM; |
| case Surface.ROTATION_270: |
| return Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM; |
| } |
| } |
| |
| DockedStackDividerController getDockedDividerController() { |
| return mDividerControllerLocked; |
| } |
| |
| PinnedStackController getPinnedStackController() { |
| return mPinnedStackControllerLocked; |
| } |
| |
| /** |
| * Returns true if the specified UID has access to this display. |
| */ |
| boolean hasAccess(int uid) { |
| return mDisplay.hasAccess(uid); |
| } |
| |
| boolean isPrivate() { |
| return (mDisplay.getFlags() & FLAG_PRIVATE) != 0; |
| } |
| |
| TaskStack getHomeStack() { |
| return mTaskStackContainers.getHomeStack(); |
| } |
| |
| /** |
| * @return The primary split-screen stack, but only if it is visible, and {@code null} otherwise. |
| */ |
| TaskStack getSplitScreenPrimaryStack() { |
| TaskStack stack = mTaskStackContainers.getSplitScreenPrimaryStack(); |
| return (stack != null && stack.isVisible()) ? stack : null; |
| } |
| |
| boolean hasSplitScreenPrimaryStack() { |
| return getSplitScreenPrimaryStack() != null; |
| } |
| |
| /** |
| * Like {@link #getSplitScreenPrimaryStack}, but also returns the stack if it's currently |
| * not visible. |
| */ |
| TaskStack getSplitScreenPrimaryStackIgnoringVisibility() { |
| return mTaskStackContainers.getSplitScreenPrimaryStack(); |
| } |
| |
| TaskStack getPinnedStack() { |
| return mTaskStackContainers.getPinnedStack(); |
| } |
| |
| private boolean hasPinnedStack() { |
| return mTaskStackContainers.getPinnedStack() != null; |
| } |
| |
| /** |
| * Returns the topmost stack on the display that is compatible with the input windowing mode. |
| * Null is no compatible stack on the display. |
| */ |
| TaskStack getTopStackInWindowingMode(int windowingMode) { |
| return getStack(windowingMode, ACTIVITY_TYPE_UNDEFINED); |
| } |
| |
| /** |
| * Returns the topmost stack on the display that is compatible with the input windowing mode and |
| * activity type. Null is no compatible stack on the display. |
| */ |
| TaskStack getStack(int windowingMode, int activityType) { |
| return mTaskStackContainers.getStack(windowingMode, activityType); |
| } |
| |
| @VisibleForTesting |
| WindowList<TaskStack> getStacks() { |
| return mTaskStackContainers.mChildren; |
| } |
| |
| @VisibleForTesting |
| TaskStack getTopStack() { |
| return mTaskStackContainers.getTopStack(); |
| } |
| |
| ArrayList<Task> getVisibleTasks() { |
| return mTaskStackContainers.getVisibleTasks(); |
| } |
| |
| void onStackWindowingModeChanged(TaskStack stack) { |
| mTaskStackContainers.onStackWindowingModeChanged(stack); |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newParentConfig) { |
| final int lastOrientation = getConfiguration().orientation; |
| super.onConfigurationChanged(newParentConfig); |
| if (mDisplayPolicy != null) { |
| mDisplayPolicy.onConfigurationChanged(); |
| } |
| |
| if (lastOrientation != getConfiguration().orientation) { |
| getMetricsLogger().write( |
| new LogMaker(MetricsEvent.ACTION_PHONE_ORIENTATION_CHANGED) |
| .setSubtype(getConfiguration().orientation) |
| .addTaggedData(MetricsEvent.FIELD_DISPLAY_ID, getDisplayId())); |
| } |
| |
| // If there was no pinned stack, we still need to notify the controller of the display info |
| // update as a result of the config change. |
| if (mPinnedStackControllerLocked != null && !hasPinnedStack()) { |
| mPinnedStackControllerLocked.onDisplayInfoChanged(getDisplayInfo()); |
| } |
| } |
| |
| /** |
| * Updates the resources used by docked/pinned controllers. This needs to be called at the |
| * beginning of a configuration update cascade since the metrics from these resources are used |
| * for bounds calculations. Since ActivityDisplay initiates the configuration update, this |
| * should be called from there instead of DisplayContent's onConfigurationChanged. |
| */ |
| void preOnConfigurationChanged() { |
| final DockedStackDividerController dividerController = getDockedDividerController(); |
| |
| if (dividerController != null) { |
| getDockedDividerController().onConfigurationChanged(); |
| } |
| |
| final PinnedStackController pinnedStackController = getPinnedStackController(); |
| |
| if (pinnedStackController != null) { |
| getPinnedStackController().onConfigurationChanged(); |
| } |
| } |
| |
| @Override |
| boolean fillsParent() { |
| return true; |
| } |
| |
| @Override |
| boolean isVisible() { |
| return true; |
| } |
| |
| @Override |
| void onAppTransitionDone() { |
| super.onAppTransitionDone(); |
| mWmService.mWindowsChanged = true; |
| } |
| |
| @Override |
| public void setWindowingMode(int windowingMode) { |
| super.setWindowingMode(windowingMode); |
| super.setDisplayWindowingMode(windowingMode); |
| } |
| |
| @Override |
| void setDisplayWindowingMode(int windowingMode) { |
| setWindowingMode(windowingMode); |
| } |
| |
| /** |
| * In split-screen mode we process the IME containers above the docked divider |
| * rather than directly above their target. |
| */ |
| private boolean skipTraverseChild(WindowContainer child) { |
| if (child == mImeWindowsContainers && mInputMethodTarget != null |
| && !hasSplitScreenPrimaryStack()) { |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| boolean forAllWindows(ToBooleanFunction<WindowState> callback, boolean traverseTopToBottom) { |
| // Special handling so we can process IME windows with #forAllImeWindows above their IME |
| // target, or here in order if there isn't an IME target. |
| if (traverseTopToBottom) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayChildWindowContainer child = mChildren.get(i); |
| if (skipTraverseChild(child)) { |
| continue; |
| } |
| |
| if (child.forAllWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| } |
| } else { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; i++) { |
| final DisplayChildWindowContainer child = mChildren.get(i); |
| if (skipTraverseChild(child)) { |
| continue; |
| } |
| |
| if (child.forAllWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| boolean forAllImeWindows(ToBooleanFunction<WindowState> callback, boolean traverseTopToBottom) { |
| return mImeWindowsContainers.forAllWindows(callback, traverseTopToBottom); |
| } |
| |
| @Override |
| int getOrientation() { |
| final WindowManagerPolicy policy = mWmService.mPolicy; |
| |
| if (mWmService.mDisplayFrozen) { |
| if (mLastWindowForcedOrientation != SCREEN_ORIENTATION_UNSPECIFIED) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Display id=" + mDisplayId |
| + " is frozen, return " + mLastWindowForcedOrientation); |
| // If the display is frozen, some activities may be in the middle of restarting, and |
| // thus have removed their old window. If the window has the flag to hide the lock |
| // screen, then the lock screen can re-appear and inflict its own orientation on us. |
| // Keep the orientation stable until this all settles down. |
| return mLastWindowForcedOrientation; |
| } else if (policy.isKeyguardLocked()) { |
| // Use the last orientation the while the display is frozen with the keyguard |
| // locked. This could be the keyguard forced orientation or from a SHOW_WHEN_LOCKED |
| // window. We don't want to check the show when locked window directly though as |
| // things aren't stable while the display is frozen, for example the window could be |
| // momentarily unavailable due to activity relaunch. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Display id=" + mDisplayId |
| + " is frozen while keyguard locked, return " + mLastOrientation); |
| return mLastOrientation; |
| } |
| } else { |
| final int orientation = mAboveAppWindowsContainers.getOrientation(); |
| if (orientation != SCREEN_ORIENTATION_UNSET) { |
| return orientation; |
| } |
| } |
| |
| // Top system windows are not requesting an orientation. Start searching from apps. |
| return mTaskStackContainers.getOrientation(); |
| } |
| |
| void updateDisplayInfo() { |
| // Check if display metrics changed and update base values if needed. |
| updateBaseDisplayMetricsIfNeeded(); |
| |
| mDisplay.getDisplayInfo(mDisplayInfo); |
| mDisplay.getMetrics(mDisplayMetrics); |
| |
| onDisplayChanged(this); |
| } |
| |
| void initializeDisplayBaseInfo() { |
| final DisplayManagerInternal displayManagerInternal = mWmService.mDisplayManagerInternal; |
| if (displayManagerInternal != null) { |
| // Bootstrap the default logical display from the display manager. |
| final DisplayInfo newDisplayInfo = displayManagerInternal.getDisplayInfo(mDisplayId); |
| if (newDisplayInfo != null) { |
| mDisplayInfo.copyFrom(newDisplayInfo); |
| } |
| } |
| |
| updateBaseDisplayMetrics(mDisplayInfo.logicalWidth, mDisplayInfo.logicalHeight, |
| mDisplayInfo.logicalDensityDpi); |
| mInitialDisplayWidth = mDisplayInfo.logicalWidth; |
| mInitialDisplayHeight = mDisplayInfo.logicalHeight; |
| mInitialDisplayDensity = mDisplayInfo.logicalDensityDpi; |
| mInitialDisplayCutout = mDisplayInfo.displayCutout; |
| } |
| |
| /** |
| * If display metrics changed, overrides are not set and it's not just a rotation - update base |
| * values. |
| */ |
| private void updateBaseDisplayMetricsIfNeeded() { |
| // Get real display metrics without overrides from WM. |
| mWmService.mDisplayManagerInternal.getNonOverrideDisplayInfo(mDisplayId, mDisplayInfo); |
| final int orientation = mDisplayInfo.rotation; |
| final boolean rotated = (orientation == ROTATION_90 || orientation == ROTATION_270); |
| final int newWidth = rotated ? mDisplayInfo.logicalHeight : mDisplayInfo.logicalWidth; |
| final int newHeight = rotated ? mDisplayInfo.logicalWidth : mDisplayInfo.logicalHeight; |
| final int newDensity = mDisplayInfo.logicalDensityDpi; |
| final DisplayCutout newCutout = mDisplayInfo.displayCutout; |
| |
| final boolean displayMetricsChanged = mInitialDisplayWidth != newWidth |
| || mInitialDisplayHeight != newHeight |
| || mInitialDisplayDensity != mDisplayInfo.logicalDensityDpi |
| || !Objects.equals(mInitialDisplayCutout, newCutout); |
| |
| if (displayMetricsChanged) { |
| // Check if display size or density is forced. |
| final boolean isDisplaySizeForced = mBaseDisplayWidth != mInitialDisplayWidth |
| || mBaseDisplayHeight != mInitialDisplayHeight; |
| final boolean isDisplayDensityForced = mBaseDisplayDensity != mInitialDisplayDensity; |
| |
| // If there is an override set for base values - use it, otherwise use new values. |
| updateBaseDisplayMetrics(isDisplaySizeForced ? mBaseDisplayWidth : newWidth, |
| isDisplaySizeForced ? mBaseDisplayHeight : newHeight, |
| isDisplayDensityForced ? mBaseDisplayDensity : newDensity); |
| |
| // Real display metrics changed, so we should also update initial values. |
| mInitialDisplayWidth = newWidth; |
| mInitialDisplayHeight = newHeight; |
| mInitialDisplayDensity = newDensity; |
| mInitialDisplayCutout = newCutout; |
| mWmService.reconfigureDisplayLocked(this); |
| } |
| } |
| |
| /** Sets the maximum width the screen resolution can be */ |
| void setMaxUiWidth(int width) { |
| if (DEBUG_DISPLAY) { |
| Slog.v(TAG_WM, "Setting max ui width:" + width + " on display:" + getDisplayId()); |
| } |
| |
| mMaxUiWidth = width; |
| |
| // Update existing metrics. |
| updateBaseDisplayMetrics(mBaseDisplayWidth, mBaseDisplayHeight, mBaseDisplayDensity); |
| } |
| |
| /** Update base (override) display metrics. */ |
| void updateBaseDisplayMetrics(int baseWidth, int baseHeight, int baseDensity) { |
| mBaseDisplayWidth = baseWidth; |
| mBaseDisplayHeight = baseHeight; |
| mBaseDisplayDensity = baseDensity; |
| |
| if (mMaxUiWidth > 0 && mBaseDisplayWidth > mMaxUiWidth) { |
| mBaseDisplayHeight = (mMaxUiWidth * mBaseDisplayHeight) / mBaseDisplayWidth; |
| mBaseDisplayDensity = (mMaxUiWidth * mBaseDisplayDensity) / mBaseDisplayWidth; |
| mBaseDisplayWidth = mMaxUiWidth; |
| |
| if (DEBUG_DISPLAY) { |
| Slog.v(TAG_WM, "Applying config restraints:" + mBaseDisplayWidth + "x" |
| + mBaseDisplayHeight + " at density:" + mBaseDisplayDensity |
| + " on display:" + getDisplayId()); |
| } |
| } |
| |
| mBaseDisplayRect.set(0, 0, mBaseDisplayWidth, mBaseDisplayHeight); |
| |
| updateBounds(); |
| } |
| |
| /** |
| * Forces this display to use the specified density. |
| * |
| * @param density The density in DPI to use. If the value equals to initial density, the setting |
| * will be cleared. |
| * @param userId The target user to apply. Only meaningful when this is default display. If the |
| * user id is {@link UserHandle#USER_CURRENT}, it means to apply current settings |
| * so only need to configure display. |
| */ |
| void setForcedDensity(int density, int userId) { |
| final boolean clear = density == mInitialDisplayDensity; |
| final boolean updateCurrent = userId == UserHandle.USER_CURRENT; |
| if (mWmService.mCurrentUserId == userId || updateCurrent) { |
| mBaseDisplayDensity = density; |
| mWmService.reconfigureDisplayLocked(this); |
| } |
| if (updateCurrent) { |
| // We are applying existing settings so no need to save it again. |
| return; |
| } |
| |
| if (density == mInitialDisplayDensity) { |
| density = 0; |
| } |
| mWmService.mDisplayWindowSettings.setForcedDensity(this, density, userId); |
| } |
| |
| /** @param mode {@link #FORCE_SCALING_MODE_AUTO} or {@link #FORCE_SCALING_MODE_DISABLED}. */ |
| void setForcedScalingMode(@ForceScalingMode int mode) { |
| if (mode != FORCE_SCALING_MODE_DISABLED) { |
| mode = FORCE_SCALING_MODE_AUTO; |
| } |
| |
| mDisplayScalingDisabled = (mode != FORCE_SCALING_MODE_AUTO); |
| Slog.i(TAG_WM, "Using display scaling mode: " + (mDisplayScalingDisabled ? "off" : "auto")); |
| mWmService.reconfigureDisplayLocked(this); |
| |
| mWmService.mDisplayWindowSettings.setForcedScalingMode(this, mode); |
| } |
| |
| /** If the given width and height equal to initial size, the setting will be cleared. */ |
| void setForcedSize(int width, int height) { |
| final boolean clear = mInitialDisplayWidth == width && mInitialDisplayHeight == height; |
| if (!clear) { |
| // Set some sort of reasonable bounds on the size of the display that we will try |
| // to emulate. |
| final int minSize = 200; |
| final int maxScale = 2; |
| width = Math.min(Math.max(width, minSize), mInitialDisplayWidth * maxScale); |
| height = Math.min(Math.max(height, minSize), mInitialDisplayHeight * maxScale); |
| } |
| |
| Slog.i(TAG_WM, "Using new display size: " + width + "x" + height); |
| updateBaseDisplayMetrics(width, height, mBaseDisplayDensity); |
| mWmService.reconfigureDisplayLocked(this); |
| |
| if (clear) { |
| width = height = 0; |
| } |
| mWmService.mDisplayWindowSettings.setForcedSize(this, width, height); |
| } |
| |
| void getStableRect(Rect out) { |
| out.set(mDisplayFrames.mStable); |
| } |
| |
| void setStackOnDisplay(int stackId, boolean onTop, TaskStack stack) { |
| if (DEBUG_STACK) { |
| Slog.d(TAG_WM, "Create new stackId=" + stackId + " on displayId=" + mDisplayId); |
| } |
| |
| mTaskStackContainers.addStackToDisplay(stack, onTop); |
| } |
| |
| void moveStackToDisplay(TaskStack stack, boolean onTop) { |
| final DisplayContent prevDc = stack.getDisplayContent(); |
| if (prevDc == null) { |
| throw new IllegalStateException("Trying to move stackId=" + stack.mStackId |
| + " which is not currently attached to any display"); |
| } |
| if (prevDc.getDisplayId() == mDisplayId) { |
| throw new IllegalArgumentException("Trying to move stackId=" + stack.mStackId |
| + " to its current displayId=" + mDisplayId); |
| } |
| |
| // Clean up all pending transitions when stack reparent to another display. |
| stack.forAllAppWindows(AppWindowToken::removeFromPendingTransition); |
| |
| prevDc.mTaskStackContainers.removeChild(stack); |
| mTaskStackContainers.addStackToDisplay(stack, onTop); |
| } |
| |
| @Override |
| protected void addChild(DisplayChildWindowContainer child, |
| Comparator<DisplayChildWindowContainer> comparator) { |
| throw new UnsupportedOperationException("See DisplayChildWindowContainer"); |
| } |
| |
| @Override |
| protected void addChild(DisplayChildWindowContainer child, int index) { |
| throw new UnsupportedOperationException("See DisplayChildWindowContainer"); |
| } |
| |
| @Override |
| protected void removeChild(DisplayChildWindowContainer child) { |
| // Only allow removal of direct children from this display if the display is in the process |
| // of been removed. |
| if (mRemovingDisplay) { |
| super.removeChild(child); |
| return; |
| } |
| throw new UnsupportedOperationException("See DisplayChildWindowContainer"); |
| } |
| |
| @Override |
| void positionChildAt(int position, DisplayChildWindowContainer child, boolean includingParents) { |
| // Children of the display are statically ordered, so the real intention here is to perform |
| // the operation on the display and not the static direct children. |
| getParent().positionChildAt(position, this, includingParents); |
| } |
| |
| void positionStackAt(int position, TaskStack child, boolean includingParents) { |
| mTaskStackContainers.positionChildAt(position, child, includingParents); |
| layoutAndAssignWindowLayersIfNeeded(); |
| } |
| |
| /** |
| * Used to obtain task ID when user taps on coordinate (x, y) in this display, and outside |
| * current task in focus. |
| * |
| * This returns the task ID of the foremost task at (x, y) if the task is not home. Otherwise it |
| * returns -1. |
| * |
| * @param x horizontal coordinate of the tap position |
| * @param y vertical coordinate of the tap position |
| * @return the task ID if a non-home task is found; -1 if not |
| */ |
| int taskForTapOutside(int x, int y) { |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| if (stack.isActivityTypeHome() && !stack.inMultiWindowMode()) { |
| // We skip not only home stack, but also everything behind home because user can't |
| // see them when home stack is isn't in multi-window mode. |
| break; |
| } |
| final int taskId = stack.taskIdFromPoint(x, y); |
| if (taskId != -1) { |
| return taskId; |
| } |
| } |
| return -1; |
| } |
| |
| /** |
| * Returns true if the input point is within an app window. |
| */ |
| boolean pointWithinAppWindow(int x, int y) { |
| final int[] targetWindowType = {-1}; |
| final Consumer fn = PooledLambda.obtainConsumer((w, nonArg) -> { |
| if (targetWindowType[0] != -1) { |
| return; |
| } |
| |
| if (w.isOnScreen() && w.isVisibleLw() && w.getFrameLw().contains(x, y)) { |
| targetWindowType[0] = w.mAttrs.type; |
| return; |
| } |
| }, PooledLambda.__(WindowState.class), mTmpRect); |
| forAllWindows(fn, true /* traverseTopToBottom */); |
| ((PooledConsumer) fn).recycle(); |
| return FIRST_APPLICATION_WINDOW <= targetWindowType[0] |
| && targetWindowType[0] <= LAST_APPLICATION_WINDOW; |
| } |
| |
| /** |
| * Find the task whose outside touch area (for resizing) (x, y) falls within. |
| * Returns null if the touch doesn't fall into a resizing area. |
| */ |
| Task findTaskForResizePoint(int x, int y) { |
| final int delta = dipToPixel(RESIZE_HANDLE_WIDTH_IN_DP, mDisplayMetrics); |
| mTmpTaskForResizePointSearchResult.reset(); |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| if (!stack.getWindowConfiguration().canResizeTask()) { |
| return null; |
| } |
| |
| stack.findTaskForResizePoint(x, y, delta, mTmpTaskForResizePointSearchResult); |
| if (mTmpTaskForResizePointSearchResult.searchDone) { |
| return mTmpTaskForResizePointSearchResult.taskForResize; |
| } |
| } |
| return null; |
| } |
| |
| void updateTouchExcludeRegion() { |
| final Task focusedTask = (mFocusedApp != null ? mFocusedApp.getTask() : null); |
| if (focusedTask == null) { |
| mTouchExcludeRegion.setEmpty(); |
| } else { |
| mTouchExcludeRegion.set(mBaseDisplayRect); |
| final int delta = dipToPixel(RESIZE_HANDLE_WIDTH_IN_DP, mDisplayMetrics); |
| mTmpRect2.setEmpty(); |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; |
| --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| stack.setTouchExcludeRegion(focusedTask, delta, mTouchExcludeRegion, |
| mDisplayFrames.mContent, mTmpRect2); |
| } |
| // If we removed the focused task above, add it back and only leave its |
| // outside touch area in the exclusion. TapDetector is not interested in |
| // any touch inside the focused task itself. |
| if (!mTmpRect2.isEmpty()) { |
| mTouchExcludeRegion.op(mTmpRect2, Region.Op.UNION); |
| } |
| } |
| if (mInputMethodWindow != null && mInputMethodWindow.isVisibleLw()) { |
| // If the input method is visible and the user is typing, we don't want these touch |
| // events to be intercepted and used to change focus. This would likely cause a |
| // disappearance of the input method. |
| mInputMethodWindow.getTouchableRegion(mTmpRegion); |
| mTouchExcludeRegion.op(mTmpRegion, Op.UNION); |
| } |
| for (int i = mTapExcludedWindows.size() - 1; i >= 0; i--) { |
| final WindowState win = mTapExcludedWindows.get(i); |
| win.getTouchableRegion(mTmpRegion); |
| mTouchExcludeRegion.op(mTmpRegion, Region.Op.UNION); |
| } |
| amendWindowTapExcludeRegion(mTouchExcludeRegion); |
| // TODO(multi-display): Support docked stacks on secondary displays. |
| if (mDisplayId == DEFAULT_DISPLAY && getSplitScreenPrimaryStack() != null) { |
| mDividerControllerLocked.getTouchRegion(mTmpRect); |
| mTmpRegion.set(mTmpRect); |
| mTouchExcludeRegion.op(mTmpRegion, Op.UNION); |
| } |
| mTapDetector.setTouchExcludeRegion(mTouchExcludeRegion); |
| } |
| |
| /** |
| * Union the region with all the tap exclude region provided by windows on this display. |
| * |
| * @param inOutRegion The region to be amended. |
| */ |
| void amendWindowTapExcludeRegion(Region inOutRegion) { |
| for (int i = mTapExcludeProvidingWindows.size() - 1; i >= 0; i--) { |
| final WindowState win = mTapExcludeProvidingWindows.valueAt(i); |
| win.amendTapExcludeRegion(inOutRegion); |
| } |
| } |
| |
| @Override |
| void switchUser() { |
| super.switchUser(); |
| mWmService.mWindowsChanged = true; |
| } |
| |
| private void resetAnimationBackgroundAnimator() { |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| mTaskStackContainers.getChildAt(stackNdx).resetAnimationBackgroundAnimator(); |
| } |
| } |
| |
| @Override |
| void removeIfPossible() { |
| if (isAnimating()) { |
| mDeferredRemoval = true; |
| return; |
| } |
| removeImmediately(); |
| } |
| |
| @Override |
| void removeImmediately() { |
| mRemovingDisplay = true; |
| try { |
| // Clear all transitions & screen frozen states when removing display. |
| mOpeningApps.clear(); |
| mClosingApps.clear(); |
| mChangingApps.clear(); |
| mUnknownAppVisibilityController.clear(); |
| mAppTransition.removeAppTransitionTimeoutCallbacks(); |
| handleAnimatingStoppedAndTransition(); |
| mWmService.stopFreezingDisplayLocked(); |
| super.removeImmediately(); |
| if (DEBUG_DISPLAY) Slog.v(TAG_WM, "Removing display=" + this); |
| mPointerEventDispatcher.dispose(); |
| mWmService.mAnimator.removeDisplayLocked(mDisplayId); |
| mWindowingLayer.release(); |
| mOverlayLayer.release(); |
| mInputMonitor.onDisplayRemoved(); |
| } finally { |
| mDisplayReady = false; |
| mRemovingDisplay = false; |
| } |
| |
| mWmService.mWindowPlacerLocked.requestTraversal(); |
| } |
| |
| /** Returns true if a removal action is still being deferred. */ |
| @Override |
| boolean checkCompleteDeferredRemoval() { |
| final boolean stillDeferringRemoval = super.checkCompleteDeferredRemoval(); |
| |
| if (!stillDeferringRemoval && mDeferredRemoval) { |
| removeImmediately(); |
| return false; |
| } |
| return true; |
| } |
| |
| /** @return 'true' if removal of this display content is deferred due to active animation. */ |
| boolean isRemovalDeferred() { |
| return mDeferredRemoval; |
| } |
| |
| boolean animateForIme(float interpolatedValue, float animationTarget, |
| float dividerAnimationTarget) { |
| boolean updated = false; |
| |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| if (stack == null || !stack.isAdjustedForIme()) { |
| continue; |
| } |
| |
| if (interpolatedValue >= 1f && animationTarget == 0f && dividerAnimationTarget == 0f) { |
| stack.resetAdjustedForIme(true /* adjustBoundsNow */); |
| updated = true; |
| } else { |
| mDividerControllerLocked.mLastAnimationProgress = |
| mDividerControllerLocked.getInterpolatedAnimationValue(interpolatedValue); |
| mDividerControllerLocked.mLastDividerProgress = |
| mDividerControllerLocked.getInterpolatedDividerValue(interpolatedValue); |
| updated |= stack.updateAdjustForIme( |
| mDividerControllerLocked.mLastAnimationProgress, |
| mDividerControllerLocked.mLastDividerProgress, |
| false /* force */); |
| } |
| if (interpolatedValue >= 1f) { |
| stack.endImeAdjustAnimation(); |
| } |
| } |
| |
| return updated; |
| } |
| |
| boolean clearImeAdjustAnimation() { |
| boolean changed = false; |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| if (stack != null && stack.isAdjustedForIme()) { |
| stack.resetAdjustedForIme(true /* adjustBoundsNow */); |
| changed = true; |
| } |
| } |
| return changed; |
| } |
| |
| void beginImeAdjustAnimation() { |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| if (stack.isVisible() && stack.isAdjustedForIme()) { |
| stack.beginImeAdjustAnimation(); |
| } |
| } |
| } |
| |
| void adjustForImeIfNeeded() { |
| final WindowState imeWin = mInputMethodWindow; |
| final boolean imeVisible = imeWin != null && imeWin.isVisibleLw() && imeWin.isDisplayedLw() |
| && !mDividerControllerLocked.isImeHideRequested(); |
| final boolean dockVisible = isStackVisible(WINDOWING_MODE_SPLIT_SCREEN_PRIMARY); |
| final TaskStack imeTargetStack = mWmService.getImeFocusStackLocked(); |
| final int imeDockSide = (dockVisible && imeTargetStack != null) ? |
| imeTargetStack.getDockSide() : DOCKED_INVALID; |
| final boolean imeOnTop = (imeDockSide == DOCKED_TOP); |
| final boolean imeOnBottom = (imeDockSide == DOCKED_BOTTOM); |
| final boolean dockMinimized = mDividerControllerLocked.isMinimizedDock(); |
| final int imeHeight = mDisplayFrames.getInputMethodWindowVisibleHeight(); |
| final boolean imeHeightChanged = imeVisible && |
| imeHeight != mDividerControllerLocked.getImeHeightAdjustedFor(); |
| |
| // The divider could be adjusted for IME position, or be thinner than usual, |
| // or both. There are three possible cases: |
| // - If IME is visible, and focus is on top, divider is not moved for IME but thinner. |
| // - If IME is visible, and focus is on bottom, divider is moved for IME and thinner. |
| // - If IME is not visible, divider is not moved and is normal width. |
| |
| if (imeVisible && dockVisible && (imeOnTop || imeOnBottom) && !dockMinimized) { |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| final boolean isDockedOnBottom = stack.getDockSide() == DOCKED_BOTTOM; |
| if (stack.isVisible() && (imeOnBottom || isDockedOnBottom) |
| && stack.inSplitScreenWindowingMode()) { |
| stack.setAdjustedForIme(imeWin, imeOnBottom && imeHeightChanged); |
| } else { |
| stack.resetAdjustedForIme(false); |
| } |
| } |
| mDividerControllerLocked.setAdjustedForIme( |
| imeOnBottom /*ime*/, true /*divider*/, true /*animate*/, imeWin, imeHeight); |
| } else { |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| stack.resetAdjustedForIme(!dockVisible); |
| } |
| mDividerControllerLocked.setAdjustedForIme( |
| false /*ime*/, false /*divider*/, dockVisible /*animate*/, imeWin, imeHeight); |
| } |
| mPinnedStackControllerLocked.setAdjustedForIme(imeVisible, imeHeight); |
| } |
| |
| void prepareFreezingTaskBounds() { |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| stack.prepareFreezingTaskBounds(); |
| } |
| } |
| |
| void rotateBounds(int oldRotation, int newRotation, Rect bounds) { |
| getBounds(mTmpRect, newRotation); |
| rotateBounds(mTmpRect, oldRotation, newRotation, bounds); |
| } |
| |
| void rotateBounds(Rect parentBounds, int oldRotation, int newRotation, Rect bounds) { |
| // Compute a transform matrix to undo the coordinate space transformation, |
| // and present the window at the same physical position it previously occupied. |
| final int deltaRotation = deltaRotation(newRotation, oldRotation); |
| createRotationMatrix( |
| deltaRotation, parentBounds.width(), parentBounds.height(), mTmpMatrix); |
| |
| mTmpRectF.set(bounds); |
| mTmpMatrix.mapRect(mTmpRectF); |
| mTmpRectF.round(bounds); |
| } |
| |
| static int deltaRotation(int oldRotation, int newRotation) { |
| int delta = newRotation - oldRotation; |
| if (delta < 0) delta += 4; |
| return delta; |
| } |
| |
| private static void createRotationMatrix(int rotation, float displayWidth, float displayHeight, |
| Matrix outMatrix) { |
| // For rotations without Z-ordering we don't need the target rectangle's position. |
| createRotationMatrix(rotation, 0 /* rectLeft */, 0 /* rectTop */, displayWidth, |
| displayHeight, outMatrix); |
| } |
| |
| static void createRotationMatrix(int rotation, float rectLeft, float rectTop, |
| float displayWidth, float displayHeight, Matrix outMatrix) { |
| switch (rotation) { |
| case ROTATION_0: |
| outMatrix.reset(); |
| break; |
| case ROTATION_270: |
| outMatrix.setRotate(270, 0, 0); |
| outMatrix.postTranslate(0, displayHeight); |
| outMatrix.postTranslate(rectTop, 0); |
| break; |
| case ROTATION_180: |
| outMatrix.reset(); |
| break; |
| case ROTATION_90: |
| outMatrix.setRotate(90, 0, 0); |
| outMatrix.postTranslate(displayWidth, 0); |
| outMatrix.postTranslate(-rectTop, rectLeft); |
| break; |
| } |
| } |
| |
| @CallSuper |
| @Override |
| public void writeToProto(ProtoOutputStream proto, long fieldId, |
| @WindowTraceLogLevel int logLevel) { |
| // Critical log level logs only visible elements to mitigate performance overheard |
| if (logLevel == WindowTraceLogLevel.CRITICAL && !isVisible()) { |
| return; |
| } |
| |
| final long token = proto.start(fieldId); |
| super.writeToProto(proto, WINDOW_CONTAINER, logLevel); |
| proto.write(ID, mDisplayId); |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| stack.writeToProto(proto, STACKS, logLevel); |
| } |
| mDividerControllerLocked.writeToProto(proto, DOCKED_STACK_DIVIDER_CONTROLLER); |
| mPinnedStackControllerLocked.writeToProto(proto, PINNED_STACK_CONTROLLER); |
| for (int i = mAboveAppWindowsContainers.getChildCount() - 1; i >= 0; --i) { |
| final WindowToken windowToken = mAboveAppWindowsContainers.getChildAt(i); |
| windowToken.writeToProto(proto, ABOVE_APP_WINDOWS, logLevel); |
| } |
| for (int i = mBelowAppWindowsContainers.getChildCount() - 1; i >= 0; --i) { |
| final WindowToken windowToken = mBelowAppWindowsContainers.getChildAt(i); |
| windowToken.writeToProto(proto, BELOW_APP_WINDOWS, logLevel); |
| } |
| for (int i = mImeWindowsContainers.getChildCount() - 1; i >= 0; --i) { |
| final WindowToken windowToken = mImeWindowsContainers.getChildAt(i); |
| windowToken.writeToProto(proto, IME_WINDOWS, logLevel); |
| } |
| proto.write(DPI, mBaseDisplayDensity); |
| mDisplayInfo.writeToProto(proto, DISPLAY_INFO); |
| proto.write(ROTATION, mRotation); |
| final ScreenRotationAnimation screenRotationAnimation = |
| mWmService.mAnimator.getScreenRotationAnimationLocked(mDisplayId); |
| if (screenRotationAnimation != null) { |
| screenRotationAnimation.writeToProto(proto, SCREEN_ROTATION_ANIMATION); |
| } |
| mDisplayFrames.writeToProto(proto, DISPLAY_FRAMES); |
| mAppTransition.writeToProto(proto, APP_TRANSITION); |
| if (mFocusedApp != null) { |
| mFocusedApp.writeNameToProto(proto, FOCUSED_APP); |
| } |
| proto.end(token); |
| } |
| |
| @Override |
| public void dump(PrintWriter pw, String prefix, boolean dumpAll) { |
| super.dump(pw, prefix, dumpAll); |
| pw.print(prefix); pw.print("Display: mDisplayId="); pw.println(mDisplayId); |
| final String subPrefix = " " + prefix; |
| pw.print(subPrefix); pw.print("init="); pw.print(mInitialDisplayWidth); pw.print("x"); |
| pw.print(mInitialDisplayHeight); pw.print(" "); pw.print(mInitialDisplayDensity); |
| pw.print("dpi"); |
| if (mInitialDisplayWidth != mBaseDisplayWidth |
| || mInitialDisplayHeight != mBaseDisplayHeight |
| || mInitialDisplayDensity != mBaseDisplayDensity) { |
| pw.print(" base="); |
| pw.print(mBaseDisplayWidth); pw.print("x"); pw.print(mBaseDisplayHeight); |
| pw.print(" "); pw.print(mBaseDisplayDensity); pw.print("dpi"); |
| } |
| if (mDisplayScalingDisabled) { |
| pw.println(" noscale"); |
| } |
| pw.print(" cur="); |
| pw.print(mDisplayInfo.logicalWidth); |
| pw.print("x"); pw.print(mDisplayInfo.logicalHeight); |
| pw.print(" app="); |
| pw.print(mDisplayInfo.appWidth); |
| pw.print("x"); pw.print(mDisplayInfo.appHeight); |
| pw.print(" rng="); pw.print(mDisplayInfo.smallestNominalAppWidth); |
| pw.print("x"); pw.print(mDisplayInfo.smallestNominalAppHeight); |
| pw.print("-"); pw.print(mDisplayInfo.largestNominalAppWidth); |
| pw.print("x"); pw.println(mDisplayInfo.largestNominalAppHeight); |
| pw.print(subPrefix + "deferred=" + mDeferredRemoval |
| + " mLayoutNeeded=" + mLayoutNeeded); |
| pw.println(" mTouchExcludeRegion=" + mTouchExcludeRegion); |
| |
| pw.println(); |
| pw.print(prefix); pw.print("mLayoutSeq="); pw.println(mLayoutSeq); |
| pw.print(prefix); |
| pw.print("mDeferredRotationPauseCount="); pw.println(mDeferredRotationPauseCount); |
| |
| pw.print(" mCurrentFocus="); pw.println(mCurrentFocus); |
| if (mLastFocus != mCurrentFocus) { |
| pw.print(" mLastFocus="); pw.println(mLastFocus); |
| } |
| if (mLosingFocus.size() > 0) { |
| pw.println(); |
| pw.println(" Windows losing focus:"); |
| for (int i = mLosingFocus.size() - 1; i >= 0; i--) { |
| final WindowState w = mLosingFocus.get(i); |
| pw.print(" Losing #"); pw.print(i); pw.print(' '); |
| pw.print(w); |
| if (dumpAll) { |
| pw.println(":"); |
| w.dump(pw, " ", true); |
| } else { |
| pw.println(); |
| } |
| } |
| } |
| pw.print(" mFocusedApp="); pw.println(mFocusedApp); |
| if (mLastStatusBarVisibility != 0) { |
| pw.print(" mLastStatusBarVisibility=0x"); |
| pw.println(Integer.toHexString(mLastStatusBarVisibility)); |
| } |
| |
| pw.println(); |
| mWallpaperController.dump(pw, " "); |
| |
| pw.println(); |
| pw.print("mSystemGestureExclusion="); |
| if (mSystemGestureExclusionListeners.getRegisteredCallbackCount() > 0) { |
| pw.println(mSystemGestureExclusion); |
| } else { |
| pw.println("<no lstnrs>"); |
| } |
| |
| pw.println(); |
| pw.println(prefix + "Application tokens in top down Z order:"); |
| for (int stackNdx = mTaskStackContainers.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(stackNdx); |
| stack.dump(pw, prefix + " ", dumpAll); |
| } |
| |
| pw.println(); |
| if (!mExitingTokens.isEmpty()) { |
| pw.println(); |
| pw.println(" Exiting tokens:"); |
| for (int i = mExitingTokens.size() - 1; i >= 0; i--) { |
| final WindowToken token = mExitingTokens.get(i); |
| pw.print(" Exiting #"); pw.print(i); |
| pw.print(' '); pw.print(token); |
| pw.println(':'); |
| token.dump(pw, " ", dumpAll); |
| } |
| } |
| |
| pw.println(); |
| |
| // Dump stack references |
| final TaskStack homeStack = getHomeStack(); |
| if (homeStack != null) { |
| pw.println(prefix + "homeStack=" + homeStack.getName()); |
| } |
| final TaskStack pinnedStack = getPinnedStack(); |
| if (pinnedStack != null) { |
| pw.println(prefix + "pinnedStack=" + pinnedStack.getName()); |
| } |
| final TaskStack splitScreenPrimaryStack = getSplitScreenPrimaryStack(); |
| if (splitScreenPrimaryStack != null) { |
| pw.println(prefix + "splitScreenPrimaryStack=" + splitScreenPrimaryStack.getName()); |
| } |
| |
| pw.println(); |
| mDividerControllerLocked.dump(prefix, pw); |
| pw.println(); |
| mPinnedStackControllerLocked.dump(prefix, pw); |
| |
| pw.println(); |
| mDisplayFrames.dump(prefix, pw); |
| pw.println(); |
| mDisplayPolicy.dump(prefix, pw); |
| pw.println(); |
| mDisplayRotation.dump(prefix, pw); |
| pw.println(); |
| mInputMonitor.dump(pw, " "); |
| pw.println(); |
| mInsetsStateController.dump(prefix, pw); |
| } |
| |
| @Override |
| public String toString() { |
| return "Display " + mDisplayId + " info=" + mDisplayInfo + " stacks=" + mChildren; |
| } |
| |
| String getName() { |
| return "Display " + mDisplayId + " name=\"" + mDisplayInfo.name + "\""; |
| } |
| |
| /** Returns true if the stack in the windowing mode is visible. */ |
| boolean isStackVisible(int windowingMode) { |
| final TaskStack stack = getTopStackInWindowingMode(windowingMode); |
| return stack != null && stack.isVisible(); |
| } |
| |
| /** Find the visible, touch-deliverable window under the given point */ |
| WindowState getTouchableWinAtPointLocked(float xf, float yf) { |
| final int x = (int) xf; |
| final int y = (int) yf; |
| final WindowState touchedWin = getWindow(w -> { |
| final int flags = w.mAttrs.flags; |
| if (!w.isVisibleLw()) { |
| return false; |
| } |
| if ((flags & FLAG_NOT_TOUCHABLE) != 0) { |
| return false; |
| } |
| |
| w.getVisibleBounds(mTmpRect); |
| if (!mTmpRect.contains(x, y)) { |
| return false; |
| } |
| |
| w.getTouchableRegion(mTmpRegion); |
| |
| final int touchFlags = flags & (FLAG_NOT_FOCUSABLE | FLAG_NOT_TOUCH_MODAL); |
| return mTmpRegion.contains(x, y) || touchFlags == 0; |
| }); |
| |
| return touchedWin; |
| } |
| |
| boolean canAddToastWindowForUid(int uid) { |
| // We allow one toast window per UID being shown at a time. |
| // Also if the app is focused adding more than one toast at |
| // a time for better backwards compatibility. |
| final WindowState focusedWindowForUid = getWindow(w -> |
| w.mOwnerUid == uid && w.isFocused()); |
| if (focusedWindowForUid != null) { |
| return true; |
| } |
| final WindowState win = getWindow(w -> |
| w.mAttrs.type == TYPE_TOAST && w.mOwnerUid == uid && !w.mPermanentlyHidden |
| && !w.mWindowRemovalAllowed); |
| return win == null; |
| } |
| |
| void scheduleToastWindowsTimeoutIfNeededLocked(WindowState oldFocus, WindowState newFocus) { |
| if (oldFocus == null || (newFocus != null && newFocus.mOwnerUid == oldFocus.mOwnerUid)) { |
| return; |
| } |
| |
| // Used to communicate the old focus to the callback method. |
| mTmpWindow = oldFocus; |
| |
| forAllWindows(mScheduleToastTimeout, false /* traverseTopToBottom */); |
| } |
| |
| WindowState findFocusedWindowIfNeeded() { |
| return (mWmService.mPerDisplayFocusEnabled |
| || mWmService.mRoot.mTopFocusedAppByProcess.isEmpty()) ? findFocusedWindow() : null; |
| } |
| |
| WindowState findFocusedWindow() { |
| mTmpWindow = null; |
| |
| forAllWindows(mFindFocusedWindow, true /* traverseTopToBottom */); |
| |
| if (mTmpWindow == null) { |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "findFocusedWindow: No focusable windows."); |
| return null; |
| } |
| return mTmpWindow; |
| } |
| |
| /** |
| * Update the focused window and make some adjustments if the focus has changed. |
| * |
| * @param mode Indicates the situation we are in. Possible modes are: |
| * {@link WindowManagerService#UPDATE_FOCUS_NORMAL}, |
| * {@link WindowManagerService#UPDATE_FOCUS_PLACING_SURFACES}, |
| * {@link WindowManagerService#UPDATE_FOCUS_WILL_PLACE_SURFACES}, |
| * {@link WindowManagerService#UPDATE_FOCUS_REMOVING_FOCUS} |
| * @param updateInputWindows Whether to sync the window information to the input module. |
| * @return {@code true} if the focused window has changed. |
| */ |
| boolean updateFocusedWindowLocked(int mode, boolean updateInputWindows) { |
| WindowState newFocus = findFocusedWindowIfNeeded(); |
| if (mCurrentFocus == newFocus) { |
| return false; |
| } |
| boolean imWindowChanged = false; |
| final WindowState imWindow = mInputMethodWindow; |
| if (imWindow != null) { |
| final WindowState prevTarget = mInputMethodTarget; |
| final WindowState newTarget = computeImeTarget(true /* updateImeTarget*/); |
| imWindowChanged = prevTarget != newTarget; |
| |
| if (mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS |
| && mode != UPDATE_FOCUS_WILL_PLACE_SURFACES) { |
| assignWindowLayers(false /* setLayoutNeeded */); |
| } |
| } |
| |
| if (imWindowChanged) { |
| mWmService.mWindowsChanged = true; |
| setLayoutNeeded(); |
| newFocus = findFocusedWindowIfNeeded(); |
| } |
| if (mCurrentFocus != newFocus) { |
| mWmService.mH.obtainMessage(REPORT_FOCUS_CHANGE, this).sendToTarget(); |
| } |
| |
| if (DEBUG_FOCUS_LIGHT || mWmService.localLOGV) Slog.v(TAG_WM, "Changing focus from " |
| + mCurrentFocus + " to " + newFocus + " displayId=" + getDisplayId() |
| + " Callers=" + Debug.getCallers(4)); |
| final WindowState oldFocus = mCurrentFocus; |
| mCurrentFocus = newFocus; |
| mLosingFocus.remove(newFocus); |
| |
| if (newFocus != null) { |
| mWinAddedSinceNullFocus.clear(); |
| mWinRemovedSinceNullFocus.clear(); |
| |
| if (newFocus.canReceiveKeys()) { |
| // Displaying a window implicitly causes dispatching to be unpaused. |
| // This is to protect against bugs if someone pauses dispatching but |
| // forgets to resume. |
| newFocus.mToken.paused = false; |
| } |
| } |
| |
| int focusChanged = getDisplayPolicy().focusChangedLw(oldFocus, newFocus); |
| |
| if (imWindowChanged && oldFocus != mInputMethodWindow) { |
| // Focus of the input method window changed. Perform layout if needed. |
| if (mode == UPDATE_FOCUS_PLACING_SURFACES) { |
| performLayout(true /*initial*/, updateInputWindows); |
| focusChanged &= ~FINISH_LAYOUT_REDO_LAYOUT; |
| } else if (mode == UPDATE_FOCUS_WILL_PLACE_SURFACES) { |
| // Client will do the layout, but we need to assign layers |
| // for handleNewWindowLocked() below. |
| assignWindowLayers(false /* setLayoutNeeded */); |
| } |
| } |
| |
| if ((focusChanged & FINISH_LAYOUT_REDO_LAYOUT) != 0) { |
| // The change in focus caused us to need to do a layout. Okay. |
| setLayoutNeeded(); |
| if (mode == UPDATE_FOCUS_PLACING_SURFACES) { |
| performLayout(true /*initial*/, updateInputWindows); |
| } else if (mode == UPDATE_FOCUS_REMOVING_FOCUS) { |
| mWmService.mRoot.performSurfacePlacement(false); |
| } |
| } |
| |
| if (mode != UPDATE_FOCUS_WILL_ASSIGN_LAYERS) { |
| // If we defer assigning layers, then the caller is responsible for doing this part. |
| getInputMonitor().setInputFocusLw(newFocus, updateInputWindows); |
| } |
| |
| adjustForImeIfNeeded(); |
| |
| // We may need to schedule some toast windows to be removed. The toasts for an app that |
| // does not have input focus are removed within a timeout to prevent apps to redress |
| // other apps' UI. |
| scheduleToastWindowsTimeoutIfNeededLocked(oldFocus, newFocus); |
| |
| if (mode == UPDATE_FOCUS_PLACING_SURFACES) { |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_ANIM; |
| } |
| return true; |
| } |
| |
| /** |
| * Set the new focused app to this display. |
| * |
| * @param newFocus the new focused AppWindowToken. |
| * @return true if the focused app is changed. |
| */ |
| boolean setFocusedApp(AppWindowToken newFocus) { |
| if (newFocus != null) { |
| final DisplayContent appDisplay = newFocus.getDisplayContent(); |
| if (appDisplay != this) { |
| throw new IllegalStateException(newFocus + " is not on " + getName() |
| + " but " + ((appDisplay != null) ? appDisplay.getName() : "none")); |
| } |
| } |
| if (mFocusedApp == newFocus) { |
| return false; |
| } |
| mFocusedApp = newFocus; |
| getInputMonitor().setFocusedAppLw(newFocus); |
| updateTouchExcludeRegion(); |
| return true; |
| } |
| |
| /** Updates the layer assignment of windows on this display. */ |
| void assignWindowLayers(boolean setLayoutNeeded) { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "assignWindowLayers"); |
| assignChildLayers(getPendingTransaction()); |
| if (setLayoutNeeded) { |
| setLayoutNeeded(); |
| } |
| |
| // We accumlate the layer changes in-to "getPendingTransaction()" but we defer |
| // the application of this transaction until the animation pass triggers |
| // prepareSurfaces. This allows us to synchronize Z-ordering changes with |
| // the hiding and showing of surfaces. |
| scheduleAnimation(); |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| |
| // TODO: This should probably be called any time a visual change is made to the hierarchy like |
| // moving containers or resizing them. Need to investigate the best way to have it automatically |
| // happen so we don't run into issues with programmers forgetting to do it. |
| void layoutAndAssignWindowLayersIfNeeded() { |
| mWmService.mWindowsChanged = true; |
| setLayoutNeeded(); |
| |
| if (!mWmService.updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, |
| false /*updateInputWindows*/)) { |
| assignWindowLayers(false /* setLayoutNeeded */); |
| } |
| |
| mInputMonitor.setUpdateInputWindowsNeededLw(); |
| mWmService.mWindowPlacerLocked.performSurfacePlacement(); |
| mInputMonitor.updateInputWindowsLw(false /*force*/); |
| } |
| |
| /** Returns true if a leaked surface was destroyed */ |
| boolean destroyLeakedSurfaces() { |
| // Used to indicate that a surface was leaked. |
| mTmpWindow = null; |
| forAllWindows(w -> { |
| final WindowStateAnimator wsa = w.mWinAnimator; |
| if (wsa.mSurfaceController == null) { |
| return; |
| } |
| if (!mWmService.mSessions.contains(wsa.mSession)) { |
| Slog.w(TAG_WM, "LEAKED SURFACE (session doesn't exist): " |
| + w + " surface=" + wsa.mSurfaceController |
| + " token=" + w.mToken |
| + " pid=" + w.mSession.mPid |
| + " uid=" + w.mSession.mUid); |
| wsa.destroySurface(); |
| mWmService.mForceRemoves.add(w); |
| mTmpWindow = w; |
| } else if (w.mAppToken != null && w.mAppToken.isClientHidden()) { |
| Slog.w(TAG_WM, "LEAKED SURFACE (app token hidden): " |
| + w + " surface=" + wsa.mSurfaceController |
| + " token=" + w.mAppToken); |
| if (SHOW_TRANSACTIONS) logSurface(w, "LEAK DESTROY", false); |
| wsa.destroySurface(); |
| mTmpWindow = w; |
| } |
| }, false /* traverseTopToBottom */); |
| |
| return mTmpWindow != null; |
| } |
| |
| /** |
| * Set input method window for the display. |
| * @param win Set when window added or Null when destroyed. |
| */ |
| void setInputMethodWindowLocked(WindowState win) { |
| mInputMethodWindow = win; |
| // Update display configuration for IME process. |
| if (mInputMethodWindow != null) { |
| final int imePid = mInputMethodWindow.mSession.mPid; |
| mWmService.mAtmInternal.onImeWindowSetOnDisplay(imePid, |
| mInputMethodWindow.getDisplayId()); |
| } |
| computeImeTarget(true /* updateImeTarget */); |
| mInsetsStateController.getSourceProvider(TYPE_IME).setWindow(win, |
| null /* frameProvider */); |
| } |
| |
| /** |
| * Determine and return the window that should be the IME target. |
| * @param updateImeTarget If true the system IME target will be updated to match what we found. |
| * @return The window that should be used as the IME target or null if there isn't any. |
| */ |
| WindowState computeImeTarget(boolean updateImeTarget) { |
| if (mInputMethodWindow == null) { |
| // There isn't an IME so there shouldn't be a target...That was easy! |
| if (updateImeTarget) { |
| if (DEBUG_INPUT_METHOD) Slog.w(TAG_WM, "Moving IM target from " |
| + mInputMethodTarget + " to null since mInputMethodWindow is null"); |
| setInputMethodTarget(null, mInputMethodTargetWaitingAnim); |
| } |
| return null; |
| } |
| |
| final WindowState curTarget = mInputMethodTarget; |
| if (!canUpdateImeTarget()) { |
| if (DEBUG_INPUT_METHOD) Slog.w(TAG_WM, "Defer updating IME target"); |
| return curTarget; |
| } |
| |
| // TODO(multidisplay): Needs some serious rethought when the target and IME are not on the |
| // same display. Or even when the current IME/target are not on the same screen as the next |
| // IME/target. For now only look for input windows on the main screen. |
| mUpdateImeTarget = updateImeTarget; |
| WindowState target = getWindow(mComputeImeTargetPredicate); |
| |
| |
| // Yet more tricksyness! If this window is a "starting" window, we do actually want |
| // to be on top of it, but it is not -really- where input will go. So look down below |
| // for a real window to target... |
| if (target != null && target.mAttrs.type == TYPE_APPLICATION_STARTING) { |
| final AppWindowToken token = target.mAppToken; |
| if (token != null) { |
| final WindowState betterTarget = token.getImeTargetBelowWindow(target); |
| if (betterTarget != null) { |
| target = betterTarget; |
| } |
| } |
| } |
| |
| if (DEBUG_INPUT_METHOD && updateImeTarget) Slog.v(TAG_WM, |
| "Proposed new IME target: " + target + " for display: " + getDisplayId()); |
| |
| // Now, a special case -- if the last target's window is in the process of exiting, but |
| // not removed, and the new target is home, keep on the last target to avoid flicker. |
| // Home is a special case since its above other stacks in the ordering list, but layed |
| // out below the others. |
| if (curTarget != null && !curTarget.mRemoved && curTarget.isDisplayedLw() |
| && curTarget.isClosing() && (target == null || target.isActivityTypeHome())) { |
| if (DEBUG_INPUT_METHOD) Slog.v(TAG_WM, "New target is home while current target is " |
| + "closing, not changing"); |
| return curTarget; |
| } |
| |
| if (DEBUG_INPUT_METHOD) Slog.v(TAG_WM, "Desired input method target=" + target |
| + " updateImeTarget=" + updateImeTarget); |
| |
| if (target == null) { |
| if (updateImeTarget) { |
| if (DEBUG_INPUT_METHOD) Slog.w(TAG_WM, "Moving IM target from " + curTarget |
| + " to null." + (SHOW_STACK_CRAWLS ? " Callers=" |
| + Debug.getCallers(4) : "")); |
| setInputMethodTarget(null, mInputMethodTargetWaitingAnim); |
| } |
| |
| return null; |
| } |
| |
| if (updateImeTarget) { |
| AppWindowToken token = curTarget == null ? null : curTarget.mAppToken; |
| if (token != null) { |
| |
| // Now some fun for dealing with window animations that modify the Z order. We need |
| // to look at all windows below the current target that are in this app, finding the |
| // highest visible one in layering. |
| WindowState highestTarget = null; |
| if (token.isSelfAnimating()) { |
| highestTarget = token.getHighestAnimLayerWindow(curTarget); |
| } |
| |
| if (highestTarget != null) { |
| if (DEBUG_INPUT_METHOD) Slog.v(TAG_WM, mAppTransition + " " + highestTarget |
| + " animating=" + highestTarget.isAnimating()); |
| |
| if (mAppTransition.isTransitionSet()) { |
| // If we are currently setting up for an animation, hold everything until we |
| // can find out what will happen. |
| setInputMethodTarget(highestTarget, true); |
| return highestTarget; |
| } |
| } |
| } |
| |
| if (DEBUG_INPUT_METHOD) Slog.w(TAG_WM, "Moving IM target from " + curTarget + " to " |
| + target + (SHOW_STACK_CRAWLS ? " Callers=" + Debug.getCallers(4) : "")); |
| setInputMethodTarget(target, false); |
| } |
| |
| return target; |
| } |
| |
| /** |
| * Calling {@link #computeImeTarget(boolean)} to update the input method target window in |
| * the candidate app window token if needed. |
| */ |
| void computeImeTargetIfNeeded(AppWindowToken candidate) { |
| if (mInputMethodTarget != null && mInputMethodTarget.mAppToken == candidate) { |
| computeImeTarget(true /* updateImeTarget */); |
| } |
| } |
| |
| private void setInputMethodTarget(WindowState target, boolean targetWaitingAnim) { |
| if (target == mInputMethodTarget && mInputMethodTargetWaitingAnim == targetWaitingAnim) { |
| return; |
| } |
| |
| mInputMethodTarget = target; |
| mInputMethodTargetWaitingAnim = targetWaitingAnim; |
| assignWindowLayers(false /* setLayoutNeeded */); |
| mInsetsStateController.onImeTargetChanged(target); |
| updateImeParent(); |
| } |
| |
| private void updateImeParent() { |
| // Force attaching IME to the display when magnifying, or it would be magnified with |
| // target app together. |
| final boolean shouldAttachToDisplay = (mMagnificationSpec != null); |
| final SurfaceControl newParent = |
| shouldAttachToDisplay ? mWindowingLayer : computeImeParent(); |
| if (newParent != null) { |
| mPendingTransaction.reparent(mImeWindowsContainers.mSurfaceControl, newParent); |
| scheduleAnimation(); |
| } |
| } |
| |
| /** |
| * Computes the window the IME should be attached to. |
| */ |
| @VisibleForTesting |
| SurfaceControl computeImeParent() { |
| |
| // Attach it to app if the target is part of an app and such app is covering the entire |
| // screen. If it's not covering the entire screen the IME might extend beyond the apps |
| // bounds. |
| if (mInputMethodTarget != null && mInputMethodTarget.mAppToken != null |
| && mInputMethodTarget.getWindowingMode() == WINDOWING_MODE_FULLSCREEN |
| // An activity with override bounds should be letterboxed inside its parent bounds, |
| // so it doesn't fill the screen. |
| && mInputMethodTarget.mAppToken.matchParentBounds()) { |
| return mInputMethodTarget.mAppToken.getSurfaceControl(); |
| } |
| |
| // Otherwise, we just attach it to the display. |
| return mWindowingLayer; |
| } |
| |
| boolean getNeedsMenu(WindowState top, WindowManagerPolicy.WindowState bottom) { |
| if (top.mAttrs.needsMenuKey != NEEDS_MENU_UNSET) { |
| return top.mAttrs.needsMenuKey == NEEDS_MENU_SET_TRUE; |
| } |
| |
| // Used to indicate we have reached the first window in the range we are interested in. |
| mTmpWindow = null; |
| |
| // TODO: Figure-out a more efficient way to do this. |
| final WindowState candidate = getWindow(w -> { |
| if (w == top) { |
| // Reached the first window in the range we are interested in. |
| mTmpWindow = w; |
| } |
| if (mTmpWindow == null) { |
| return false; |
| } |
| |
| if (w.mAttrs.needsMenuKey != NEEDS_MENU_UNSET) { |
| return true; |
| } |
| // If we reached the bottom of the range of windows we are considering, |
| // assume no menu is needed. |
| if (w == bottom) { |
| return true; |
| } |
| return false; |
| }); |
| |
| return candidate != null && candidate.mAttrs.needsMenuKey == NEEDS_MENU_SET_TRUE; |
| } |
| |
| void setLayoutNeeded() { |
| if (DEBUG_LAYOUT) Slog.w(TAG_WM, "setLayoutNeeded: callers=" + Debug.getCallers(3)); |
| mLayoutNeeded = true; |
| } |
| |
| private void clearLayoutNeeded() { |
| if (DEBUG_LAYOUT) Slog.w(TAG_WM, "clearLayoutNeeded: callers=" + Debug.getCallers(3)); |
| mLayoutNeeded = false; |
| } |
| |
| boolean isLayoutNeeded() { |
| return mLayoutNeeded; |
| } |
| |
| void dumpTokens(PrintWriter pw, boolean dumpAll) { |
| if (mTokenMap.isEmpty()) { |
| return; |
| } |
| pw.println(" Display #" + mDisplayId); |
| final Iterator<WindowToken> it = mTokenMap.values().iterator(); |
| while (it.hasNext()) { |
| final WindowToken token = it.next(); |
| pw.print(" "); |
| pw.print(token); |
| if (dumpAll) { |
| pw.println(':'); |
| token.dump(pw, " ", dumpAll); |
| } else { |
| pw.println(); |
| } |
| } |
| |
| if (!mOpeningApps.isEmpty() || !mClosingApps.isEmpty() || !mChangingApps.isEmpty()) { |
| pw.println(); |
| if (mOpeningApps.size() > 0) { |
| pw.print(" mOpeningApps="); pw.println(mOpeningApps); |
| } |
| if (mClosingApps.size() > 0) { |
| pw.print(" mClosingApps="); pw.println(mClosingApps); |
| } |
| if (mChangingApps.size() > 0) { |
| pw.print(" mChangingApps="); pw.println(mChangingApps); |
| } |
| } |
| |
| mUnknownAppVisibilityController.dump(pw, " "); |
| } |
| |
| void dumpWindowAnimators(PrintWriter pw, String subPrefix) { |
| final int[] index = new int[1]; |
| forAllWindows(w -> { |
| final WindowStateAnimator wAnim = w.mWinAnimator; |
| pw.println(subPrefix + "Window #" + index[0] + ": " + wAnim); |
| index[0] = index[0] + 1; |
| }, false /* traverseTopToBottom */); |
| } |
| |
| /** |
| * Starts the Keyguard exit animation on all windows that don't belong to an app token. |
| */ |
| void startKeyguardExitOnNonAppWindows(boolean onWallpaper, boolean goingToShade) { |
| final WindowManagerPolicy policy = mWmService.mPolicy; |
| forAllWindows(w -> { |
| if (w.mAppToken == null && policy.canBeHiddenByKeyguardLw(w) |
| && w.wouldBeVisibleIfPolicyIgnored() && !w.isVisible()) { |
| w.startAnimation(policy.createHiddenByKeyguardExit(onWallpaper, goingToShade)); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| boolean checkWaitingForWindows() { |
| |
| mHaveBootMsg = false; |
| mHaveApp = false; |
| mHaveWallpaper = false; |
| mHaveKeyguard = true; |
| |
| final WindowState visibleWindow = getWindow(w -> { |
| if (w.isVisibleLw() && !w.mObscured && !w.isDrawnLw()) { |
| return true; |
| } |
| if (w.isDrawnLw()) { |
| if (w.mAttrs.type == TYPE_BOOT_PROGRESS) { |
| mHaveBootMsg = true; |
| } else if (w.mAttrs.type == TYPE_APPLICATION |
| || w.mAttrs.type == TYPE_DRAWN_APPLICATION) { |
| mHaveApp = true; |
| } else if (w.mAttrs.type == TYPE_WALLPAPER) { |
| mHaveWallpaper = true; |
| } else if (w.mAttrs.type == TYPE_STATUS_BAR) { |
| mHaveKeyguard = mWmService.mPolicy.isKeyguardDrawnLw(); |
| } |
| } |
| return false; |
| }); |
| |
| if (visibleWindow != null) { |
| // We have a visible window. |
| return true; |
| } |
| |
| // if the wallpaper service is disabled on the device, we're never going to have |
| // wallpaper, don't bother waiting for it |
| boolean wallpaperEnabled = mWmService.mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_enableWallpaperService) |
| && mWmService.mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_checkWallpaperAtBoot) |
| && !mWmService.mOnlyCore; |
| |
| if (DEBUG_SCREEN_ON || DEBUG_BOOT) Slog.i(TAG_WM, |
| "******** booted=" + mWmService.mSystemBooted |
| + " msg=" + mWmService.mShowingBootMessages |
| + " haveBoot=" + mHaveBootMsg + " haveApp=" + mHaveApp |
| + " haveWall=" + mHaveWallpaper + " wallEnabled=" + wallpaperEnabled |
| + " haveKeyguard=" + mHaveKeyguard); |
| |
| // If we are turning on the screen to show the boot message, don't do it until the boot |
| // message is actually displayed. |
| if (!mWmService.mSystemBooted && !mHaveBootMsg) { |
| return true; |
| } |
| |
| // If we are turning on the screen after the boot is completed normally, don't do so until |
| // we have the application and wallpaper. |
| if (mWmService.mSystemBooted |
| && ((!mHaveApp && !mHaveKeyguard) || (wallpaperEnabled && !mHaveWallpaper))) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void updateWindowsForAnimator() { |
| forAllWindows(mUpdateWindowsForAnimator, true /* traverseTopToBottom */); |
| } |
| |
| /** |
| * Updates the {@link TaskStack#setAnimationBackground} for all windows. |
| */ |
| void updateBackgroundForAnimator() { |
| resetAnimationBackgroundAnimator(); |
| forAllWindows(mUpdateWallpaperForAnimator, true /* traverseTopToBottom */); |
| } |
| |
| boolean isInputMethodClientFocus(int uid, int pid) { |
| final WindowState imFocus = computeImeTarget(false /* updateImeTarget */); |
| if (imFocus == null) { |
| return false; |
| } |
| |
| if (DEBUG_INPUT_METHOD) { |
| Slog.i(TAG_WM, "Desired input method target: " + imFocus); |
| Slog.i(TAG_WM, "Current focus: " + mCurrentFocus + " displayId=" + mDisplayId); |
| Slog.i(TAG_WM, "Last focus: " + mLastFocus + " displayId=" + mDisplayId); |
| } |
| |
| if (DEBUG_INPUT_METHOD) { |
| Slog.i(TAG_WM, "IM target uid/pid: " + imFocus.mSession.mUid |
| + "/" + imFocus.mSession.mPid); |
| Slog.i(TAG_WM, "Requesting client uid/pid: " + uid + "/" + pid); |
| } |
| |
| return imFocus.mSession.mUid == uid && imFocus.mSession.mPid == pid; |
| } |
| |
| boolean hasSecureWindowOnScreen() { |
| final WindowState win = getWindow( |
| w -> w.isOnScreen() && (w.mAttrs.flags & FLAG_SECURE) != 0); |
| return win != null; |
| } |
| |
| void statusBarVisibilityChanged(int visibility) { |
| mLastStatusBarVisibility = visibility; |
| visibility = getDisplayPolicy().adjustSystemUiVisibilityLw(visibility); |
| updateStatusBarVisibilityLocked(visibility); |
| } |
| |
| private boolean updateStatusBarVisibilityLocked(int visibility) { |
| if (mLastDispatchedSystemUiVisibility == visibility) { |
| return false; |
| } |
| final int globalDiff = (visibility ^ mLastDispatchedSystemUiVisibility) |
| // We are only interested in differences of one of the |
| // clearable flags... |
| & View.SYSTEM_UI_CLEARABLE_FLAGS |
| // ...if it has actually been cleared. |
| & ~visibility; |
| |
| mLastDispatchedSystemUiVisibility = visibility; |
| if (isDefaultDisplay) { |
| mWmService.mInputManager.setSystemUiVisibility(visibility); |
| } |
| updateSystemUiVisibility(visibility, globalDiff); |
| return true; |
| } |
| |
| void updateSystemUiVisibility(int visibility, int globalDiff) { |
| forAllWindows(w -> { |
| try { |
| final int curValue = w.mSystemUiVisibility; |
| final int diff = (curValue ^ visibility) & globalDiff; |
| final int newValue = (curValue & ~diff) | (visibility & diff); |
| if (newValue != curValue) { |
| w.mSeq++; |
| w.mSystemUiVisibility = newValue; |
| } |
| if (newValue != curValue || w.mAttrs.hasSystemUiListeners) { |
| w.mClient.dispatchSystemUiVisibilityChanged(w.mSeq, |
| visibility, newValue, diff); |
| } |
| } catch (RemoteException e) { |
| // so sorry |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void reevaluateStatusBarVisibility() { |
| int visibility = getDisplayPolicy().adjustSystemUiVisibilityLw(mLastStatusBarVisibility); |
| if (updateStatusBarVisibilityLocked(visibility)) { |
| mWmService.mWindowPlacerLocked.requestTraversal(); |
| } |
| } |
| |
| void onWindowFreezeTimeout() { |
| Slog.w(TAG_WM, "Window freeze timeout expired."); |
| mWmService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_TIMEOUT; |
| |
| forAllWindows(w -> { |
| if (!w.getOrientationChanging()) { |
| return; |
| } |
| w.orientationChangeTimedOut(); |
| w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() |
| - mWmService.mDisplayFreezeTime); |
| Slog.w(TAG_WM, "Force clearing orientation change: " + w); |
| }, true /* traverseTopToBottom */); |
| mWmService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| |
| void waitForAllWindowsDrawn() { |
| final WindowManagerPolicy policy = mWmService.mPolicy; |
| forAllWindows(w -> { |
| final boolean keyguard = policy.isKeyguardHostWindow(w.mAttrs); |
| if (w.isVisibleLw() && (w.mAppToken != null || keyguard)) { |
| w.mWinAnimator.mDrawState = DRAW_PENDING; |
| // Force add to mResizingWindows. |
| w.resetLastContentInsets(); |
| mWmService.mWaitingForDrawn.add(w); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| // TODO: Super crazy long method that should be broken down... |
| void applySurfaceChangesTransaction(boolean recoveringMemory) { |
| final WindowSurfacePlacer surfacePlacer = mWmService.mWindowPlacerLocked; |
| |
| mTmpUpdateAllDrawn.clear(); |
| |
| int repeats = 0; |
| do { |
| repeats++; |
| if (repeats > 6) { |
| Slog.w(TAG, "Animation repeat aborted after too many iterations"); |
| clearLayoutNeeded(); |
| break; |
| } |
| |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats("On entry to LockedInner", |
| pendingLayoutChanges); |
| |
| if ((pendingLayoutChanges & FINISH_LAYOUT_REDO_WALLPAPER) != 0) { |
| mWallpaperController.adjustWallpaperWindows(); |
| } |
| |
| if ((pendingLayoutChanges & FINISH_LAYOUT_REDO_CONFIG) != 0) { |
| if (DEBUG_LAYOUT) Slog.v(TAG, "Computing new config from layout"); |
| if (updateOrientationFromAppTokens()) { |
| setLayoutNeeded(); |
| sendNewConfiguration(); |
| } |
| } |
| |
| if ((pendingLayoutChanges & FINISH_LAYOUT_REDO_LAYOUT) != 0) { |
| setLayoutNeeded(); |
| } |
| |
| // FIRST LOOP: Perform a layout, if needed. |
| if (repeats < LAYOUT_REPEAT_THRESHOLD) { |
| performLayout(repeats == 1, false /* updateInputWindows */); |
| } else { |
| Slog.w(TAG, "Layout repeat skipped after too many iterations"); |
| } |
| |
| // FIRST AND ONE HALF LOOP: Make WindowManagerPolicy think it is animating. |
| pendingLayoutChanges = 0; |
| |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "applyPostLayoutPolicy"); |
| try { |
| mDisplayPolicy.beginPostLayoutPolicyLw(); |
| forAllWindows(mApplyPostLayoutPolicy, true /* traverseTopToBottom */); |
| pendingLayoutChanges |= mDisplayPolicy.finishPostLayoutPolicyLw(); |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats( |
| "after finishPostLayoutPolicyLw", pendingLayoutChanges); |
| mInsetsStateController.onPostLayout(); |
| } while (pendingLayoutChanges != 0); |
| |
| mTmpApplySurfaceChangesTransactionState.reset(); |
| |
| mTmpRecoveringMemory = recoveringMemory; |
| |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "applyWindowSurfaceChanges"); |
| try { |
| forAllWindows(mApplySurfaceChangesTransaction, true /* traverseTopToBottom */); |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| prepareSurfaces(); |
| |
| mLastHasContent = mTmpApplySurfaceChangesTransactionState.displayHasContent; |
| mWmService.mDisplayManagerInternal.setDisplayProperties(mDisplayId, |
| mLastHasContent, |
| mTmpApplySurfaceChangesTransactionState.preferredRefreshRate, |
| mTmpApplySurfaceChangesTransactionState.preferredModeId, |
| true /* inTraversal, must call performTraversalInTrans... below */); |
| |
| final boolean wallpaperVisible = mWallpaperController.isWallpaperVisible(); |
| if (wallpaperVisible != mLastWallpaperVisible) { |
| mLastWallpaperVisible = wallpaperVisible; |
| mWmService.mWallpaperVisibilityListeners.notifyWallpaperVisibilityChanged(this); |
| } |
| |
| while (!mTmpUpdateAllDrawn.isEmpty()) { |
| final AppWindowToken atoken = mTmpUpdateAllDrawn.removeLast(); |
| // See if any windows have been drawn, so they (and others associated with them) |
| // can now be shown. |
| atoken.updateAllDrawn(); |
| } |
| } |
| |
| private void updateBounds() { |
| calculateBounds(mDisplayInfo, mTmpBounds); |
| setBounds(mTmpBounds); |
| if (mPortalWindowHandle != null && mParentSurfaceControl != null) { |
| mPortalWindowHandle.touchableRegion.getBounds(mTmpRect); |
| if (!mTmpBounds.equals(mTmpRect)) { |
| mPortalWindowHandle.touchableRegion.set(mTmpBounds); |
| mPendingTransaction.setInputWindowInfo(mParentSurfaceControl, mPortalWindowHandle); |
| } |
| } |
| } |
| |
| // Determines the current display bounds based on the current state |
| private void calculateBounds(DisplayInfo displayInfo, Rect out) { |
| // Uses same calculation as in LogicalDisplay#configureDisplayInTransactionLocked. |
| final int rotation = displayInfo.rotation; |
| boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270); |
| final int physWidth = rotated ? mBaseDisplayHeight : mBaseDisplayWidth; |
| final int physHeight = rotated ? mBaseDisplayWidth : mBaseDisplayHeight; |
| int width = displayInfo.logicalWidth; |
| int left = (physWidth - width) / 2; |
| int height = displayInfo.logicalHeight; |
| int top = (physHeight - height) / 2; |
| out.set(left, top, left + width, top + height); |
| } |
| |
| private void getBounds(Rect out, int orientation) { |
| getBounds(out); |
| |
| // Rotate the Rect if needed. |
| final int currentRotation = mDisplayInfo.rotation; |
| final int rotationDelta = deltaRotation(currentRotation, orientation); |
| if (rotationDelta == ROTATION_90 || rotationDelta == ROTATION_270) { |
| createRotationMatrix(rotationDelta, mBaseDisplayWidth, mBaseDisplayHeight, mTmpMatrix); |
| mTmpRectF.set(out); |
| mTmpMatrix.mapRect(mTmpRectF); |
| mTmpRectF.round(out); |
| } |
| } |
| |
| /** @returns the orientation of the display when it's rotation is ROTATION_0. */ |
| int getNaturalOrientation() { |
| return mBaseDisplayWidth < mBaseDisplayHeight |
| ? ORIENTATION_PORTRAIT : ORIENTATION_LANDSCAPE; |
| } |
| |
| void performLayout(boolean initial, boolean updateInputWindows) { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "performLayout"); |
| try { |
| performLayoutNoTrace(initial, updateInputWindows); |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| } |
| |
| private void performLayoutNoTrace(boolean initial, boolean updateInputWindows) { |
| if (!isLayoutNeeded()) { |
| return; |
| } |
| clearLayoutNeeded(); |
| |
| final int dw = mDisplayInfo.logicalWidth; |
| final int dh = mDisplayInfo.logicalHeight; |
| if (DEBUG_LAYOUT) { |
| Slog.v(TAG, "-------------------------------------"); |
| Slog.v(TAG, "performLayout: needed=" + isLayoutNeeded() + " dw=" + dw |
| + " dh=" + dh); |
| } |
| |
| mDisplayFrames.onDisplayInfoUpdated(mDisplayInfo, |
| calculateDisplayCutoutForRotation(mDisplayInfo.rotation)); |
| // TODO: Not sure if we really need to set the rotation here since we are updating from |
| // the display info above... |
| mDisplayFrames.mRotation = mRotation; |
| mDisplayPolicy.beginLayoutLw(mDisplayFrames, getConfiguration().uiMode); |
| |
| int seq = mLayoutSeq + 1; |
| if (seq < 0) seq = 0; |
| mLayoutSeq = seq; |
| |
| // Used to indicate that we have processed the dream window and all additional windows are |
| // behind it. |
| mTmpWindow = null; |
| mTmpInitial = initial; |
| |
| // First perform layout of any root windows (not attached to another window). |
| forAllWindows(mPerformLayout, true /* traverseTopToBottom */); |
| |
| // Used to indicate that we have processed the dream window and all additional attached |
| // windows are behind it. |
| mTmpWindow2 = mTmpWindow; |
| mTmpWindow = null; |
| |
| // Now perform layout of attached windows, which usually depend on the position of the |
| // window they are attached to. XXX does not deal with windows that are attached to windows |
| // that are themselves attached. |
| forAllWindows(mPerformLayoutAttached, true /* traverseTopToBottom */); |
| |
| // Window frames may have changed. Tell the input dispatcher about it. |
| mInputMonitor.layoutInputConsumers(dw, dh); |
| mInputMonitor.setUpdateInputWindowsNeededLw(); |
| if (updateInputWindows) { |
| mInputMonitor.updateInputWindowsLw(false /*force*/); |
| } |
| |
| mWmService.mH.sendEmptyMessage(UPDATE_DOCKED_STACK_DIVIDER); |
| } |
| |
| /** |
| * Takes a snapshot of the display. In landscape mode this grabs the whole screen. |
| * In portrait mode, it grabs the full screenshot. |
| * |
| * @param config of the output bitmap |
| */ |
| Bitmap screenshotDisplayLocked(Bitmap.Config config) { |
| if (!mWmService.mPolicy.isScreenOn()) { |
| if (DEBUG_SCREENSHOT) { |
| Slog.i(TAG_WM, "Attempted to take screenshot while display was off."); |
| } |
| return null; |
| } |
| |
| int dw = mDisplayInfo.logicalWidth; |
| int dh = mDisplayInfo.logicalHeight; |
| |
| if (dw <= 0 || dh <= 0) { |
| return null; |
| } |
| |
| final Rect frame = new Rect(0, 0, dw, dh); |
| |
| // The screenshot API does not apply the current screen rotation. |
| int rot = mDisplay.getRotation(); |
| |
| if (rot == ROTATION_90 || rot == ROTATION_270) { |
| rot = (rot == ROTATION_90) ? ROTATION_270 : ROTATION_90; |
| } |
| |
| // SurfaceFlinger is not aware of orientation, so convert our logical |
| // crop to SurfaceFlinger's portrait orientation. |
| convertCropForSurfaceFlinger(frame, rot, dw, dh); |
| |
| final ScreenRotationAnimation screenRotationAnimation = |
| mWmService.mAnimator.getScreenRotationAnimationLocked(DEFAULT_DISPLAY); |
| final boolean inRotation = screenRotationAnimation != null && |
| screenRotationAnimation.isAnimating(); |
| if (DEBUG_SCREENSHOT && inRotation) Slog.v(TAG_WM, "Taking screenshot while rotating"); |
| |
| // TODO(b/68392460): We should screenshot Task controls directly |
| // but it's difficult at the moment as the Task doesn't have the |
| // correct size set. |
| final Bitmap bitmap = SurfaceControl.screenshot(frame, dw, dh, inRotation, rot); |
| if (bitmap == null) { |
| Slog.w(TAG_WM, "Failed to take screenshot"); |
| return null; |
| } |
| |
| // Create a copy of the screenshot that is immutable and backed in ashmem. |
| // This greatly reduces the overhead of passing the bitmap between processes. |
| final Bitmap ret = bitmap.createAshmemBitmap(config); |
| bitmap.recycle(); |
| return ret; |
| } |
| |
| // TODO: Can this use createRotationMatrix()? |
| private static void convertCropForSurfaceFlinger(Rect crop, int rot, int dw, int dh) { |
| if (rot == Surface.ROTATION_90) { |
| final int tmp = crop.top; |
| crop.top = dw - crop.right; |
| crop.right = crop.bottom; |
| crop.bottom = dw - crop.left; |
| crop.left = tmp; |
| } else if (rot == Surface.ROTATION_180) { |
| int tmp = crop.top; |
| crop.top = dh - crop.bottom; |
| crop.bottom = dh - tmp; |
| tmp = crop.right; |
| crop.right = dw - crop.left; |
| crop.left = dw - tmp; |
| } else if (rot == Surface.ROTATION_270) { |
| final int tmp = crop.top; |
| crop.top = crop.left; |
| crop.left = dh - crop.bottom; |
| crop.bottom = crop.right; |
| crop.right = dh - tmp; |
| } |
| } |
| |
| void onSeamlessRotationTimeout() { |
| // Used to indicate the layout is needed. |
| mTmpWindow = null; |
| |
| forAllWindows(w -> { |
| if (!w.mSeamlesslyRotated) { |
| return; |
| } |
| mTmpWindow = w; |
| w.setDisplayLayoutNeeded(); |
| w.finishSeamlessRotation(true /* timeout */); |
| mWmService.markForSeamlessRotation(w, false); |
| }, true /* traverseTopToBottom */); |
| |
| if (mTmpWindow != null) { |
| mWmService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| } |
| |
| void setExitingTokensHasVisible(boolean hasVisible) { |
| for (int i = mExitingTokens.size() - 1; i >= 0; i--) { |
| mExitingTokens.get(i).hasVisible = hasVisible; |
| } |
| |
| // Initialize state of exiting applications. |
| mTaskStackContainers.setExitingTokensHasVisible(hasVisible); |
| } |
| |
| void removeExistingTokensIfPossible() { |
| for (int i = mExitingTokens.size() - 1; i >= 0; i--) { |
| final WindowToken token = mExitingTokens.get(i); |
| if (!token.hasVisible) { |
| mExitingTokens.remove(i); |
| } |
| } |
| |
| // Time to remove any exiting applications? |
| mTaskStackContainers.removeExistingAppTokensIfPossible(); |
| } |
| |
| @Override |
| void onDescendantOverrideConfigurationChanged() { |
| setLayoutNeeded(); |
| mWmService.requestTraversal(); |
| } |
| |
| boolean okToDisplay() { |
| if (mDisplayId == DEFAULT_DISPLAY) { |
| return !mWmService.mDisplayFrozen |
| && mWmService.mDisplayEnabled && mWmService.mPolicy.isScreenOn(); |
| } |
| return mDisplayInfo.state == Display.STATE_ON; |
| } |
| |
| boolean okToAnimate() { |
| return okToDisplay() && |
| (mDisplayId != DEFAULT_DISPLAY || mWmService.mPolicy.okToAnimate()); |
| } |
| |
| static final class TaskForResizePointSearchResult { |
| boolean searchDone; |
| Task taskForResize; |
| |
| void reset() { |
| searchDone = false; |
| taskForResize = null; |
| } |
| } |
| |
| private static final class ApplySurfaceChangesTransactionState { |
| boolean displayHasContent; |
| boolean obscured; |
| boolean syswin; |
| float preferredRefreshRate; |
| int preferredModeId; |
| |
| void reset() { |
| displayHasContent = false; |
| obscured = false; |
| syswin = false; |
| preferredRefreshRate = 0; |
| preferredModeId = 0; |
| } |
| } |
| |
| private static final class ScreenshotApplicationState { |
| WindowState appWin; |
| int maxLayer; |
| int minLayer; |
| boolean screenshotReady; |
| |
| void reset(boolean screenshotReady) { |
| appWin = null; |
| maxLayer = 0; |
| minLayer = 0; |
| this.screenshotReady = screenshotReady; |
| minLayer = (screenshotReady) ? 0 : Integer.MAX_VALUE; |
| } |
| } |
| |
| /** |
| * Base class for any direct child window container of {@link #DisplayContent} need to inherit |
| * from. This is mainly a pass through class that allows {@link #DisplayContent} to have |
| * homogeneous children type which is currently required by sub-classes of |
| * {@link WindowContainer} class. |
| */ |
| static class DisplayChildWindowContainer<E extends WindowContainer> extends WindowContainer<E> { |
| |
| DisplayChildWindowContainer(WindowManagerService service) { |
| super(service); |
| } |
| |
| @Override |
| boolean fillsParent() { |
| return true; |
| } |
| |
| @Override |
| boolean isVisible() { |
| return true; |
| } |
| } |
| |
| /** |
| * Window container class that contains all containers on this display relating to Apps. |
| * I.e Activities. |
| */ |
| private final class TaskStackContainers extends DisplayChildWindowContainer<TaskStack> { |
| /** |
| * A control placed at the appropriate level for transitions to occur. |
| */ |
| SurfaceControl mAppAnimationLayer = null; |
| SurfaceControl mBoostedAppAnimationLayer = null; |
| SurfaceControl mHomeAppAnimationLayer = null; |
| |
| /** |
| * Given that the split-screen divider does not have an AppWindowToken, it |
| * will have to live inside of a "NonAppWindowContainer", in particular |
| * {@link DisplayContent#mAboveAppWindowsContainers}. However, in visual Z order |
| * it will need to be interleaved with some of our children, appearing on top of |
| * both docked stacks but underneath any assistant stacks. |
| * |
| * To solve this problem we have this anchor control, which will always exist so |
| * we can always assign it the correct value in our {@link #assignChildLayers}. |
| * Likewise since it always exists, {@link AboveAppWindowContainers} can always |
| * assign the divider a layer relative to it. This way we prevent linking lifecycle |
| * events between the two containers. |
| */ |
| SurfaceControl mSplitScreenDividerAnchor = null; |
| |
| // Cached reference to some special stacks we tend to get a lot so we don't need to loop |
| // through the list to find them. |
| private TaskStack mHomeStack = null; |
| private TaskStack mPinnedStack = null; |
| private TaskStack mSplitScreenPrimaryStack = null; |
| |
| TaskStackContainers(WindowManagerService service) { |
| super(service); |
| } |
| |
| /** |
| * Returns the topmost stack on the display that is compatible with the input windowing mode |
| * and activity type. Null is no compatible stack on the display. |
| */ |
| TaskStack getStack(int windowingMode, int activityType) { |
| if (activityType == ACTIVITY_TYPE_HOME) { |
| return mHomeStack; |
| } |
| if (windowingMode == WINDOWING_MODE_PINNED) { |
| return mPinnedStack; |
| } else if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| return mSplitScreenPrimaryStack; |
| } |
| for (int i = mTaskStackContainers.getChildCount() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.getChildAt(i); |
| if (activityType == ACTIVITY_TYPE_UNDEFINED |
| && windowingMode == stack.getWindowingMode()) { |
| // Passing in undefined type means we want to match the topmost stack with the |
| // windowing mode. |
| return stack; |
| } |
| if (stack.isCompatible(windowingMode, activityType)) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| @VisibleForTesting |
| TaskStack getTopStack() { |
| return mTaskStackContainers.getChildCount() > 0 |
| ? mTaskStackContainers.getChildAt(mTaskStackContainers.getChildCount() - 1) : null; |
| } |
| |
| TaskStack getHomeStack() { |
| if (mHomeStack == null && mDisplayId == DEFAULT_DISPLAY) { |
| Slog.e(TAG_WM, "getHomeStack: Returning null from this=" + this); |
| } |
| return mHomeStack; |
| } |
| |
| TaskStack getPinnedStack() { |
| return mPinnedStack; |
| } |
| |
| TaskStack getSplitScreenPrimaryStack() { |
| return mSplitScreenPrimaryStack; |
| } |
| |
| ArrayList<Task> getVisibleTasks() { |
| final ArrayList<Task> visibleTasks = new ArrayList<>(); |
| forAllTasks(task -> { |
| if (task.isVisible()) { |
| visibleTasks.add(task); |
| } |
| }); |
| return visibleTasks; |
| } |
| |
| /** |
| * Adds the stack to this container. |
| */ |
| void addStackToDisplay(TaskStack stack, boolean onTop) { |
| addStackReferenceIfNeeded(stack); |
| addChild(stack, onTop); |
| stack.onDisplayChanged(DisplayContent.this); |
| } |
| |
| void onStackWindowingModeChanged(TaskStack stack) { |
| removeStackReferenceIfNeeded(stack); |
| addStackReferenceIfNeeded(stack); |
| if (stack == mPinnedStack && getTopStack() != stack) { |
| // Looks like this stack changed windowing mode to pinned. Move it to the top. |
| positionChildAt(POSITION_TOP, stack, false /* includingParents */); |
| } |
| } |
| |
| private void addStackReferenceIfNeeded(TaskStack stack) { |
| if (stack.isActivityTypeHome()) { |
| if (mHomeStack != null) { |
| throw new IllegalArgumentException("addStackReferenceIfNeeded: home stack=" |
| + mHomeStack + " already exist on display=" + this + " stack=" + stack); |
| |
| } |
| mHomeStack = stack; |
| } |
| final int windowingMode = stack.getWindowingMode(); |
| if (windowingMode == WINDOWING_MODE_PINNED) { |
| if (mPinnedStack != null) { |
| throw new IllegalArgumentException("addStackReferenceIfNeeded: pinned stack=" |
| + mPinnedStack + " already exist on display=" + this |
| + " stack=" + stack); |
| } |
| mPinnedStack = stack; |
| } else if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| if (mSplitScreenPrimaryStack != null) { |
| throw new IllegalArgumentException("addStackReferenceIfNeeded:" |
| + " split-screen-primary" + " stack=" + mSplitScreenPrimaryStack |
| + " already exist on display=" + this + " stack=" + stack); |
| } |
| mSplitScreenPrimaryStack = stack; |
| mDividerControllerLocked.notifyDockedStackExistsChanged(true); |
| } |
| } |
| |
| private void removeStackReferenceIfNeeded(TaskStack stack) { |
| if (stack == mHomeStack) { |
| mHomeStack = null; |
| } else if (stack == mPinnedStack) { |
| mPinnedStack = null; |
| } else if (stack == mSplitScreenPrimaryStack) { |
| mSplitScreenPrimaryStack = null; |
| // Re-set the split-screen create mode whenever the split-screen stack is removed. |
| mWmService.setDockedStackCreateStateLocked( |
| SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT, null /* initialBounds */); |
| mDividerControllerLocked.notifyDockedStackExistsChanged(false); |
| } |
| } |
| |
| private void addChild(TaskStack stack, boolean toTop) { |
| final int addIndex = findPositionForStack(toTop ? mChildren.size() : 0, stack, |
| true /* adding */); |
| addChild(stack, addIndex); |
| setLayoutNeeded(); |
| } |
| |
| @Override |
| protected void removeChild(TaskStack stack) { |
| super.removeChild(stack); |
| removeStackReferenceIfNeeded(stack); |
| } |
| |
| @Override |
| boolean isOnTop() { |
| // Considered always on top |
| return true; |
| } |
| |
| @Override |
| void positionChildAt(int position, TaskStack child, boolean includingParents) { |
| if (child.getWindowConfiguration().isAlwaysOnTop() |
| && position != POSITION_TOP) { |
| // This stack is always-on-top, override the default behavior. |
| Slog.w(TAG_WM, "Ignoring move of always-on-top stack=" + this + " to bottom"); |
| |
| // Moving to its current position, as we must call super but we don't want to |
| // perform any meaningful action. |
| final int currentPosition = mChildren.indexOf(child); |
| super.positionChildAt(currentPosition, child, false /* includingParents */); |
| return; |
| } |
| |
| final int targetPosition = findPositionForStack(position, child, false /* adding */); |
| super.positionChildAt(targetPosition, child, includingParents); |
| |
| if (includingParents) { |
| // We still want to move the display of this stack container to top because even the |
| // target position is adjusted to non-top, the intention of the condition is to have |
| // higher z-order to gain focus (e.g. moving a task of a fullscreen stack to front |
| // in a non-top display which is using picture-in-picture mode). |
| final int topChildPosition = getChildCount() - 1; |
| if (targetPosition < topChildPosition && position >= topChildPosition) { |
| getParent().positionChildAt(POSITION_TOP, this /* child */, |
| true /* includingParents */); |
| } |
| } |
| |
| setLayoutNeeded(); |
| } |
| |
| /** |
| * When stack is added or repositioned, find a proper position for it. |
| * This will make sure that pinned stack always stays on top. |
| * @param requestedPosition Position requested by caller. |
| * @param stack Stack to be added or positioned. |
| * @param adding Flag indicates whether we're adding a new stack or positioning an existing. |
| * @return The proper position for the stack. |
| */ |
| private int findPositionForStack(int requestedPosition, TaskStack stack, boolean adding) { |
| if (stack.inPinnedWindowingMode()) { |
| return POSITION_TOP; |
| } |
| |
| final int topChildPosition = mChildren.size() - 1; |
| int belowAlwaysOnTopPosition = POSITION_BOTTOM; |
| for (int i = topChildPosition; i >= 0; --i) { |
| if (getStacks().get(i) != stack && !getStacks().get(i).isAlwaysOnTop()) { |
| belowAlwaysOnTopPosition = i; |
| break; |
| } |
| } |
| |
| // The max possible position we can insert the stack at. |
| int maxPosition = POSITION_TOP; |
| // The min possible position we can insert the stack at. |
| int minPosition = POSITION_BOTTOM; |
| |
| if (stack.isAlwaysOnTop()) { |
| if (hasPinnedStack()) { |
| // Always-on-top stacks go below the pinned stack. |
| maxPosition = getStacks().indexOf(mPinnedStack) - 1; |
| } |
| // Always-on-top stacks need to be above all other stacks. |
| minPosition = belowAlwaysOnTopPosition != |
| POSITION_BOTTOM ? belowAlwaysOnTopPosition : topChildPosition; |
| } else { |
| // Other stacks need to be below the always-on-top stacks. |
| maxPosition = belowAlwaysOnTopPosition != |
| POSITION_BOTTOM ? belowAlwaysOnTopPosition : 0; |
| } |
| |
| int targetPosition = requestedPosition; |
| targetPosition = Math.min(targetPosition, maxPosition); |
| targetPosition = Math.max(targetPosition, minPosition); |
| |
| int prevPosition = getStacks().indexOf(stack); |
| // The positions we calculated above (maxPosition, minPosition) do not take into |
| // consideration the following edge cases. |
| // 1) We need to adjust the position depending on the value "adding". |
| // 2) When we are moving a stack to another position, we also need to adjust the |
| // position depending on whether the stack is moving to a higher or lower position. |
| if ((targetPosition != requestedPosition) && |
| (adding || targetPosition < prevPosition)) { |
| targetPosition++; |
| } |
| |
| return targetPosition; |
| } |
| |
| @Override |
| boolean forAllWindows(ToBooleanFunction<WindowState> callback, |
| boolean traverseTopToBottom) { |
| if (traverseTopToBottom) { |
| if (super.forAllWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| if (forAllExitingAppTokenWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| } else { |
| if (forAllExitingAppTokenWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| if (super.forAllWindows(callback, traverseTopToBottom)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private boolean forAllExitingAppTokenWindows(ToBooleanFunction<WindowState> callback, |
| boolean traverseTopToBottom) { |
| // For legacy reasons we process the TaskStack.mExitingAppTokens first here before the |
| // app tokens. |
| // TODO: Investigate if we need to continue to do this or if we can just process them |
| // in-order. |
| if (traverseTopToBottom) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final AppTokenList appTokens = mChildren.get(i).mExitingAppTokens; |
| for (int j = appTokens.size() - 1; j >= 0; --j) { |
| if (appTokens.get(j).forAllWindowsUnchecked(callback, |
| traverseTopToBottom)) { |
| return true; |
| } |
| } |
| } |
| } else { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final AppTokenList appTokens = mChildren.get(i).mExitingAppTokens; |
| final int appTokensCount = appTokens.size(); |
| for (int j = 0; j < appTokensCount; j++) { |
| if (appTokens.get(j).forAllWindowsUnchecked(callback, |
| traverseTopToBottom)) { |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| } |
| |
| void setExitingTokensHasVisible(boolean hasVisible) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final AppTokenList appTokens = mChildren.get(i).mExitingAppTokens; |
| for (int j = appTokens.size() - 1; j >= 0; --j) { |
| appTokens.get(j).hasVisible = hasVisible; |
| } |
| } |
| } |
| |
| void removeExistingAppTokensIfPossible() { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final AppTokenList appTokens = mChildren.get(i).mExitingAppTokens; |
| for (int j = appTokens.size() - 1; j >= 0; --j) { |
| final AppWindowToken token = appTokens.get(j); |
| if (!token.hasVisible && !mClosingApps.contains(token) |
| && (!token.mIsExiting || token.isEmpty())) { |
| // Make sure there is no animation running on this token, so any windows |
| // associated with it will be removed as soon as their animations are |
| // complete. |
| cancelAnimation(); |
| if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG, |
| "performLayout: App token exiting now removed" + token); |
| token.removeIfPossible(); |
| } |
| } |
| } |
| } |
| |
| @Override |
| int getOrientation() { |
| if (isStackVisible(WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) |
| || isStackVisible(WINDOWING_MODE_FREEFORM)) { |
| // Apps and their containers are not allowed to specify an orientation while the |
| // docked or freeform stack is visible...except for the home stack if the docked |
| // stack is minimized and it actually set something and the bounds is different from |
| // the display. |
| if (mHomeStack != null && mHomeStack.isVisible() |
| && mDividerControllerLocked.isMinimizedDock() |
| && !(mDividerControllerLocked.isHomeStackResizable() |
| && mHomeStack.matchParentBounds())) { |
| final int orientation = mHomeStack.getOrientation(); |
| if (orientation != SCREEN_ORIENTATION_UNSET) { |
| return orientation; |
| } |
| } |
| return SCREEN_ORIENTATION_UNSPECIFIED; |
| } |
| |
| final int orientation = super.getOrientation(); |
| boolean isCar = mWmService.mContext.getPackageManager().hasSystemFeature( |
| PackageManager.FEATURE_AUTOMOTIVE); |
| if (isCar) { |
| // In a car, you cannot physically rotate the screen, so it doesn't make sense to |
| // allow anything but the default orientation. |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "Forcing UNSPECIFIED orientation in car for display id=" + mDisplayId |
| + ". Ignoring " + orientation); |
| return SCREEN_ORIENTATION_UNSPECIFIED; |
| } |
| |
| if (orientation != SCREEN_ORIENTATION_UNSET |
| && orientation != SCREEN_ORIENTATION_BEHIND) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "App is requesting an orientation, return " + orientation |
| + " for display id=" + mDisplayId); |
| return orientation; |
| } |
| |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "No app is requesting an orientation, return " + mLastOrientation |
| + " for display id=" + mDisplayId); |
| // The next app has not been requested to be visible, so we keep the current orientation |
| // to prevent freezing/unfreezing the display too early. |
| return mLastOrientation; |
| } |
| |
| @Override |
| void assignChildLayers(SurfaceControl.Transaction t) { |
| assignStackOrdering(t); |
| |
| for (int i = 0; i < mChildren.size(); i++) { |
| final TaskStack s = mChildren.get(i); |
| s.assignChildLayers(t); |
| } |
| } |
| |
| void assignStackOrdering(SurfaceControl.Transaction t) { |
| |
| final int HOME_STACK_STATE = 0; |
| final int NORMAL_STACK_STATE = 1; |
| final int ALWAYS_ON_TOP_STATE = 2; |
| |
| int layer = 0; |
| int layerForAnimationLayer = 0; |
| int layerForBoostedAnimationLayer = 0; |
| int layerForHomeAnimationLayer = 0; |
| |
| for (int state = 0; state <= ALWAYS_ON_TOP_STATE; state++) { |
| for (int i = 0; i < mChildren.size(); i++) { |
| final TaskStack s = mChildren.get(i); |
| if (state == HOME_STACK_STATE && !s.isActivityTypeHome()) { |
| continue; |
| } else if (state == NORMAL_STACK_STATE && (s.isActivityTypeHome() |
| || s.isAlwaysOnTop())) { |
| continue; |
| } else if (state == ALWAYS_ON_TOP_STATE && !s.isAlwaysOnTop()) { |
| continue; |
| } |
| s.assignLayer(t, layer++); |
| if (s.inSplitScreenWindowingMode() && mSplitScreenDividerAnchor != null) { |
| t.setLayer(mSplitScreenDividerAnchor, layer++); |
| } |
| if ((s.isTaskAnimating() || s.isAppAnimating()) |
| && state != ALWAYS_ON_TOP_STATE) { |
| // Ensure the animation layer ends up above the |
| // highest animating stack and no higher. |
| layerForAnimationLayer = layer++; |
| } |
| if (state != ALWAYS_ON_TOP_STATE) { |
| layerForBoostedAnimationLayer = layer++; |
| } |
| } |
| if (state == HOME_STACK_STATE) { |
| layerForHomeAnimationLayer = layer++; |
| } |
| } |
| if (mAppAnimationLayer != null) { |
| t.setLayer(mAppAnimationLayer, layerForAnimationLayer); |
| } |
| if (mBoostedAppAnimationLayer != null) { |
| t.setLayer(mBoostedAppAnimationLayer, layerForBoostedAnimationLayer); |
| } |
| if (mHomeAppAnimationLayer != null) { |
| t.setLayer(mHomeAppAnimationLayer, layerForHomeAnimationLayer); |
| } |
| } |
| |
| @Override |
| SurfaceControl getAppAnimationLayer(@AnimationLayer int animationLayer) { |
| switch (animationLayer) { |
| case ANIMATION_LAYER_BOOSTED: |
| return mBoostedAppAnimationLayer; |
| case ANIMATION_LAYER_HOME: |
| return mHomeAppAnimationLayer; |
| case ANIMATION_LAYER_STANDARD: |
| default: |
| return mAppAnimationLayer; |
| } |
| } |
| |
| SurfaceControl getSplitScreenDividerAnchor() { |
| return mSplitScreenDividerAnchor; |
| } |
| |
| @Override |
| void onParentChanged() { |
| super.onParentChanged(); |
| if (getParent() != null) { |
| mAppAnimationLayer = makeChildSurface(null) |
| .setName("animationLayer") |
| .build(); |
| mBoostedAppAnimationLayer = makeChildSurface(null) |
| .setName("boostedAnimationLayer") |
| .build(); |
| mHomeAppAnimationLayer = makeChildSurface(null) |
| .setName("homeAnimationLayer") |
| .build(); |
| mSplitScreenDividerAnchor = makeChildSurface(null) |
| .setName("splitScreenDividerAnchor") |
| .build(); |
| getPendingTransaction() |
| .show(mAppAnimationLayer) |
| .show(mBoostedAppAnimationLayer) |
| .show(mHomeAppAnimationLayer) |
| .show(mSplitScreenDividerAnchor); |
| scheduleAnimation(); |
| } else { |
| mAppAnimationLayer.remove(); |
| mAppAnimationLayer = null; |
| mBoostedAppAnimationLayer.remove(); |
| mBoostedAppAnimationLayer = null; |
| mHomeAppAnimationLayer.remove(); |
| mHomeAppAnimationLayer = null; |
| mSplitScreenDividerAnchor.remove(); |
| mSplitScreenDividerAnchor = null; |
| } |
| } |
| } |
| |
| private final class AboveAppWindowContainers extends NonAppWindowContainers { |
| AboveAppWindowContainers(String name, WindowManagerService service) { |
| super(name, service); |
| } |
| |
| @Override |
| SurfaceControl.Builder makeChildSurface(WindowContainer child) { |
| final SurfaceControl.Builder builder = super.makeChildSurface(child); |
| if (child instanceof WindowToken && ((WindowToken) child).mRoundedCornerOverlay) { |
| // To draw above the ColorFade layer during the screen off transition, the |
| // rounded corner overlays need to be at the root of the surface hierarchy. |
| // TODO: move the ColorLayer into the display overlay layer such that this is not |
| // necessary anymore. |
| builder.setParent(null); |
| } |
| return builder; |
| } |
| |
| @Override |
| void assignChildLayers(SurfaceControl.Transaction t) { |
| assignChildLayers(t, null /* imeContainer */); |
| } |
| |
| void assignChildLayers(SurfaceControl.Transaction t, WindowContainer imeContainer) { |
| boolean needAssignIme = imeContainer != null |
| && imeContainer.getSurfaceControl() != null; |
| for (int j = 0; j < mChildren.size(); ++j) { |
| final WindowToken wt = mChildren.get(j); |
| |
| // See {@link mSplitScreenDividerAnchor} |
| if (wt.windowType == TYPE_DOCK_DIVIDER) { |
| wt.assignRelativeLayer(t, mTaskStackContainers.getSplitScreenDividerAnchor(), 1); |
| continue; |
| } |
| if (wt.mRoundedCornerOverlay) { |
| wt.assignLayer(t, WindowManagerPolicy.COLOR_FADE_LAYER + 1); |
| continue; |
| } |
| wt.assignLayer(t, j); |
| wt.assignChildLayers(t); |
| |
| int layer = mWmService.mPolicy.getWindowLayerFromTypeLw( |
| wt.windowType, wt.mOwnerCanManageAppTokens); |
| |
| if (needAssignIme && layer >= mWmService.mPolicy.getWindowLayerFromTypeLw( |
| TYPE_INPUT_METHOD_DIALOG, true)) { |
| imeContainer.assignRelativeLayer(t, wt.getSurfaceControl(), -1); |
| needAssignIme = false; |
| } |
| } |
| if (needAssignIme) { |
| imeContainer.assignRelativeLayer(t, getSurfaceControl(), Integer.MAX_VALUE); |
| } |
| } |
| } |
| |
| /** |
| * Window container class that contains all containers on this display that are not related to |
| * Apps. E.g. status bar. |
| */ |
| private class NonAppWindowContainers extends DisplayChildWindowContainer<WindowToken> { |
| /** |
| * Compares two child window tokens returns -1 if the first is lesser than the second in |
| * terms of z-order and 1 otherwise. |
| */ |
| private final Comparator<WindowToken> mWindowComparator = (token1, token2) -> |
| // Tokens with higher base layer are z-ordered on-top. |
| mWmService.mPolicy.getWindowLayerFromTypeLw(token1.windowType, |
| token1.mOwnerCanManageAppTokens) |
| < mWmService.mPolicy.getWindowLayerFromTypeLw(token2.windowType, |
| token2.mOwnerCanManageAppTokens) ? -1 : 1; |
| |
| private final Predicate<WindowState> mGetOrientingWindow = w -> { |
| if (!w.isVisibleLw() || !w.mPolicyVisibilityAfterAnim) { |
| return false; |
| } |
| final int req = w.mAttrs.screenOrientation; |
| if(req == SCREEN_ORIENTATION_UNSPECIFIED || req == SCREEN_ORIENTATION_BEHIND |
| || req == SCREEN_ORIENTATION_UNSET) { |
| return false; |
| } |
| return true; |
| }; |
| |
| private final String mName; |
| private final Dimmer mDimmer = new Dimmer(this); |
| private final Rect mTmpDimBoundsRect = new Rect(); |
| |
| NonAppWindowContainers(String name, WindowManagerService service) { |
| super(service); |
| mName = name; |
| } |
| |
| void addChild(WindowToken token) { |
| addChild(token, mWindowComparator); |
| } |
| |
| @Override |
| int getOrientation() { |
| final WindowManagerPolicy policy = mWmService.mPolicy; |
| // Find a window requesting orientation. |
| final WindowState win = getWindow(mGetOrientingWindow); |
| |
| if (win != null) { |
| final int req = win.mAttrs.screenOrientation; |
| if (policy.isKeyguardHostWindow(win.mAttrs)) { |
| mLastKeyguardForcedOrientation = req; |
| if (mWmService.mKeyguardGoingAway) { |
| // Keyguard can't affect the orientation if it is going away... |
| mLastWindowForcedOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| return SCREEN_ORIENTATION_UNSET; |
| } |
| } |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, win + " forcing orientation to " + req |
| + " for display id=" + mDisplayId); |
| return (mLastWindowForcedOrientation = req); |
| } |
| |
| mLastWindowForcedOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| |
| // Only allow force setting the orientation when all unknown visibilities have been |
| // resolved, as otherwise we just may be starting another occluding activity. |
| final boolean isUnoccluding = |
| mAppTransition.getAppTransition() == TRANSIT_KEYGUARD_UNOCCLUDE |
| && mUnknownAppVisibilityController.allResolved(); |
| if (policy.isKeyguardShowingAndNotOccluded() || isUnoccluding) { |
| return mLastKeyguardForcedOrientation; |
| } |
| |
| return SCREEN_ORIENTATION_UNSET; |
| } |
| |
| @Override |
| String getName() { |
| return mName; |
| } |
| |
| @Override |
| Dimmer getDimmer() { |
| return mDimmer; |
| } |
| |
| @Override |
| void prepareSurfaces() { |
| mDimmer.resetDimStates(); |
| super.prepareSurfaces(); |
| getBounds(mTmpDimBoundsRect); |
| |
| if (mDimmer.updateDims(getPendingTransaction(), mTmpDimBoundsRect)) { |
| scheduleAnimation(); |
| } |
| } |
| } |
| |
| private class NonMagnifiableWindowContainers extends NonAppWindowContainers { |
| NonMagnifiableWindowContainers(String name, WindowManagerService service) { |
| super(name, service); |
| } |
| |
| @Override |
| void applyMagnificationSpec(Transaction t, MagnificationSpec spec) { |
| } |
| }; |
| |
| SurfaceControl.Builder makeSurface(SurfaceSession s) { |
| return mWmService.makeSurfaceBuilder(s) |
| .setParent(mWindowingLayer); |
| } |
| |
| @Override |
| SurfaceSession getSession() { |
| return mSession; |
| } |
| |
| @Override |
| SurfaceControl.Builder makeChildSurface(WindowContainer child) { |
| SurfaceSession s = child != null ? child.getSession() : getSession(); |
| final SurfaceControl.Builder b = mWmService.makeSurfaceBuilder(s).setContainerLayer(); |
| if (child == null) { |
| return b; |
| } |
| |
| return b.setName(child.getName()) |
| .setParent(mWindowingLayer); |
| } |
| |
| /** |
| * The makeSurface variants are for use by the window-container |
| * hierarchy. makeOverlay here is a function for various non windowing |
| * overlays like the ScreenRotation screenshot, the Strict Mode Flash |
| * and other potpourii. |
| */ |
| SurfaceControl.Builder makeOverlay() { |
| return mWmService.makeSurfaceBuilder(mSession) |
| .setParent(mOverlayLayer); |
| } |
| |
| /** |
| * Reparents the given surface to mOverlayLayer. |
| */ |
| void reparentToOverlay(Transaction transaction, SurfaceControl surface) { |
| transaction.reparent(surface, mOverlayLayer); |
| } |
| |
| void applyMagnificationSpec(MagnificationSpec spec) { |
| if (spec.scale != 1.0) { |
| mMagnificationSpec = spec; |
| } else { |
| mMagnificationSpec = null; |
| } |
| // Re-parent IME's SurfaceControl when MagnificationSpec changed. |
| updateImeParent(); |
| |
| applyMagnificationSpec(getPendingTransaction(), spec); |
| getPendingTransaction().apply(); |
| } |
| |
| void reapplyMagnificationSpec() { |
| if (mMagnificationSpec != null) { |
| applyMagnificationSpec(getPendingTransaction(), mMagnificationSpec); |
| } |
| } |
| |
| @Override |
| void onParentChanged() { |
| // Since we are the top of the SurfaceControl hierarchy here |
| // we create the root surfaces explicitly rather than chaining |
| // up as the default implementation in onParentChanged does. So we |
| // explicitly do NOT call super here. |
| } |
| |
| @Override |
| void assignChildLayers(SurfaceControl.Transaction t) { |
| |
| // These are layers as children of "mWindowingLayer" |
| mBelowAppWindowsContainers.assignLayer(t, 0); |
| mTaskStackContainers.assignLayer(t, 1); |
| mAboveAppWindowsContainers.assignLayer(t, 2); |
| |
| final WindowState imeTarget = mInputMethodTarget; |
| boolean needAssignIme = true; |
| |
| // In the case where we have an IME target that is not in split-screen |
| // mode IME assignment is easy. We just need the IME to go directly above |
| // the target. This way children of the target will naturally go above the IME |
| // and everyone is happy. |
| // |
| // In the case of split-screen windowing mode, we need to elevate the IME above the |
| // docked divider while keeping the app itself below the docked divider, so instead |
| // we use relative layering of the IME targets child windows, and place the |
| // IME in the non-app layer (see {@link AboveAppWindowContainers#assignChildLayers}). |
| // |
| // In the case the IME target is animating, the animation Z order may be different |
| // than the WindowContainer Z order, so it's difficult to be sure we have the correct |
| // IME target. In this case we just layer the IME over all transitions by placing it in the |
| // above applications layer. |
| // |
| // In the case where we have no IME target we assign it where it's base layer would |
| // place it in the AboveAppWindowContainers. |
| if (imeTarget != null && !(imeTarget.inSplitScreenWindowingMode() |
| || imeTarget.mToken.isAppAnimating()) |
| && (imeTarget.getSurfaceControl() != null)) { |
| mImeWindowsContainers.assignRelativeLayer(t, imeTarget.getSurfaceControl(), |
| // TODO: We need to use an extra level on the app surface to ensure |
| // this is always above SurfaceView but always below attached window. |
| 1); |
| needAssignIme = false; |
| } |
| |
| // Above we have assigned layers to our children, now we ask them to assign |
| // layers to their children. |
| mBelowAppWindowsContainers.assignChildLayers(t); |
| mTaskStackContainers.assignChildLayers(t); |
| mAboveAppWindowsContainers.assignChildLayers(t, |
| needAssignIme == true ? mImeWindowsContainers : null); |
| mImeWindowsContainers.assignChildLayers(t); |
| } |
| |
| /** |
| * Here we satisfy an unfortunate special case of the IME in split-screen mode. Imagine |
| * that the IME target is one of the docked applications. We'd like the docked divider to be |
| * above both of the applications, and we'd like the IME to be above the docked divider. |
| * However we need child windows of the applications to be above the IME (Text drag handles). |
| * This is a non-strictly hierarcical layering and we need to break out of the Z ordering |
| * somehow. We do this by relatively ordering children of the target to the IME in cooperation |
| * with {@link WindowState#assignLayer} |
| */ |
| void assignRelativeLayerForImeTargetChild(SurfaceControl.Transaction t, WindowContainer child) { |
| child.assignRelativeLayer(t, mImeWindowsContainers.getSurfaceControl(), 1); |
| } |
| |
| @Override |
| void prepareSurfaces() { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "prepareSurfaces"); |
| try { |
| final ScreenRotationAnimation screenRotationAnimation = |
| mWmService.mAnimator.getScreenRotationAnimationLocked(mDisplayId); |
| if (screenRotationAnimation != null && screenRotationAnimation.isAnimating()) { |
| screenRotationAnimation.getEnterTransformation().getMatrix().getValues(mTmpFloats); |
| mPendingTransaction.setMatrix(mWindowingLayer, |
| mTmpFloats[Matrix.MSCALE_X], mTmpFloats[Matrix.MSKEW_Y], |
| mTmpFloats[Matrix.MSKEW_X], mTmpFloats[Matrix.MSCALE_Y]); |
| mPendingTransaction.setPosition(mWindowingLayer, |
| mTmpFloats[Matrix.MTRANS_X], mTmpFloats[Matrix.MTRANS_Y]); |
| mPendingTransaction.setAlpha(mWindowingLayer, |
| screenRotationAnimation.getEnterTransformation().getAlpha()); |
| } |
| |
| super.prepareSurfaces(); |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| } |
| |
| void assignStackOrdering() { |
| mTaskStackContainers.assignStackOrdering(getPendingTransaction()); |
| } |
| |
| /** |
| * Increment the deferral count to determine whether to update the IME target. |
| */ |
| void deferUpdateImeTarget() { |
| mDeferUpdateImeTargetCount++; |
| } |
| |
| /** |
| * Decrement the deferral count to determine whether to update the IME target. If the count |
| * reaches 0, a new ime target will get computed. |
| */ |
| void continueUpdateImeTarget() { |
| if (mDeferUpdateImeTargetCount == 0) { |
| return; |
| } |
| |
| mDeferUpdateImeTargetCount--; |
| if (mDeferUpdateImeTargetCount == 0) { |
| computeImeTarget(true /* updateImeTarget */); |
| } |
| } |
| |
| /** |
| * @return Whether a new IME target should be computed. |
| */ |
| private boolean canUpdateImeTarget() { |
| return mDeferUpdateImeTargetCount == 0; |
| } |
| |
| InputMonitor getInputMonitor() { |
| return mInputMonitor; |
| } |
| |
| /** |
| * @return Cached value whether we told display manager that we have content. |
| */ |
| boolean getLastHasContent() { |
| return mLastHasContent; |
| } |
| |
| void registerPointerEventListener(@NonNull PointerEventListener listener) { |
| mPointerEventDispatcher.registerInputEventListener(listener); |
| } |
| |
| void unregisterPointerEventListener(@NonNull PointerEventListener listener) { |
| mPointerEventDispatcher.unregisterInputEventListener(listener); |
| } |
| |
| void prepareAppTransition(@WindowManager.TransitionType int transit, |
| boolean alwaysKeepCurrent) { |
| prepareAppTransition(transit, alwaysKeepCurrent, 0 /* flags */, false /* forceOverride */); |
| } |
| |
| void prepareAppTransition(@WindowManager.TransitionType int transit, |
| boolean alwaysKeepCurrent, @WindowManager.TransitionFlags int flags, |
| boolean forceOverride) { |
| final boolean prepared = mAppTransition.prepareAppTransitionLocked( |
| transit, alwaysKeepCurrent, flags, forceOverride); |
| if (prepared && okToAnimate()) { |
| mSkipAppTransitionAnimation = false; |
| } |
| } |
| |
| void executeAppTransition() { |
| if (mAppTransition.isTransitionSet()) { |
| if (DEBUG_APP_TRANSITIONS) { |
| Slog.w(TAG_WM, "Execute app transition: " + mAppTransition + ", displayId: " |
| + mDisplayId + " Callers=" + Debug.getCallers(5)); |
| } |
| mAppTransition.setReady(); |
| mWmService.mWindowPlacerLocked.requestTraversal(); |
| } |
| } |
| |
| /** |
| * Update pendingLayoutChanges after app transition has finished. |
| */ |
| void handleAnimatingStoppedAndTransition() { |
| int changes = 0; |
| |
| mAppTransition.setIdle(); |
| |
| for (int i = mNoAnimationNotifyOnTransitionFinished.size() - 1; i >= 0; i--) { |
| final IBinder token = mNoAnimationNotifyOnTransitionFinished.get(i); |
| mAppTransition.notifyAppTransitionFinishedLocked(token); |
| } |
| mNoAnimationNotifyOnTransitionFinished.clear(); |
| |
| mWallpaperController.hideDeferredWallpapersIfNeeded(); |
| |
| onAppTransitionDone(); |
| |
| changes |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_WALLPAPER_LIGHT) { |
| Slog.v(TAG_WM, "Wallpaper layer changed: assigning layers + relayout"); |
| } |
| computeImeTarget(true /* updateImeTarget */); |
| mWallpaperMayChange = true; |
| // Since the window list has been rebuilt, focus might have to be recomputed since the |
| // actual order of windows might have changed again. |
| mWmService.mFocusMayChange = true; |
| |
| pendingLayoutChanges |= changes; |
| } |
| |
| /** Check if pending app transition is for activity / task launch. */ |
| boolean isNextTransitionForward() { |
| final int transit = mAppTransition.getAppTransition(); |
| return transit == TRANSIT_ACTIVITY_OPEN |
| || transit == TRANSIT_TASK_OPEN |
| || transit == TRANSIT_TASK_TO_FRONT; |
| } |
| |
| /** |
| * @see Display#FLAG_SHOULD_SHOW_SYSTEM_DECORATIONS |
| */ |
| boolean supportsSystemDecorations() { |
| return (mWmService.mDisplayWindowSettings.shouldShowSystemDecorsLocked(this) |
| || (mDisplay.getFlags() & FLAG_SHOULD_SHOW_SYSTEM_DECORATIONS) != 0 |
| || mWmService.mForceDesktopModeOnExternalDisplays) |
| // VR virtual display will be used to run and render 2D app within a VR experience. |
| && mDisplayId != mWmService.mVr2dDisplayId; |
| } |
| |
| /** |
| * Re-parent the DisplayContent's top surfaces, {@link #mWindowingLayer} and |
| * {@link #mOverlayLayer} to the specified surfaceControl. |
| * |
| * @param sc The new SurfaceControl, where the DisplayContent's surfaces will be re-parented to. |
| */ |
| void reparentDisplayContent(SurfaceControl sc) { |
| mParentSurfaceControl = sc; |
| if (mPortalWindowHandle == null) { |
| mPortalWindowHandle = createPortalWindowHandle(sc.toString()); |
| } |
| mPendingTransaction.setInputWindowInfo(sc, mPortalWindowHandle) |
| .reparent(mWindowingLayer, sc).reparent(mOverlayLayer, sc); |
| } |
| |
| @VisibleForTesting |
| SurfaceControl getWindowingLayer() { |
| return mWindowingLayer; |
| } |
| |
| /** |
| * Updates the display's system gesture exclusion. |
| * |
| * @return true, if the exclusion changed. |
| */ |
| boolean updateSystemGestureExclusion() { |
| if (mSystemGestureExclusionListeners.getRegisteredCallbackCount() == 0) { |
| // No one's interested anyways. |
| return false; |
| } |
| |
| final Region systemGestureExclusion = calculateSystemGestureExclusion(); |
| try { |
| if (mSystemGestureExclusion.equals(systemGestureExclusion)) { |
| return false; |
| } |
| mSystemGestureExclusion.set(systemGestureExclusion); |
| for (int i = mSystemGestureExclusionListeners.beginBroadcast() - 1; i >= 0; --i) { |
| try { |
| mSystemGestureExclusionListeners.getBroadcastItem(i) |
| .onSystemGestureExclusionChanged(mDisplayId, systemGestureExclusion); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Failed to notify SystemGestureExclusionListener", e); |
| } |
| } |
| mSystemGestureExclusionListeners.finishBroadcast(); |
| return true; |
| } finally { |
| systemGestureExclusion.recycle(); |
| } |
| } |
| |
| @VisibleForTesting |
| Region calculateSystemGestureExclusion() { |
| final Region global = Region.obtain(); |
| final Region touchableRegion = Region.obtain(); |
| final Region local = Region.obtain(); |
| |
| // Traverse all windows bottom up to assemble the gesture exclusion rects. |
| // For each window, we only take the rects that fall within its touchable region. |
| forAllWindows(w -> { |
| if (w.cantReceiveTouchInput() || !w.isVisible() |
| || (w.getAttrs().flags & FLAG_NOT_TOUCHABLE) != 0) { |
| return; |
| } |
| final boolean modal = |
| (w.mAttrs.flags & (FLAG_NOT_TOUCH_MODAL | FLAG_NOT_FOCUSABLE)) == 0; |
| |
| // Only keep the exclusion zones from the windows behind where the current window |
| // isn't touchable. |
| w.getTouchableRegion(touchableRegion); |
| global.op(touchableRegion, Op.DIFFERENCE); |
| |
| rectListToRegion(w.getSystemGestureExclusion(), local); |
| |
| // Transform to display coordinates |
| local.scale(w.mGlobalScale); |
| final Rect frame = w.getWindowFrames().mFrame; |
| local.translate(frame.left, frame.top); |
| |
| // A window can only exclude system gestures where it is actually touchable |
| local.op(touchableRegion, Op.INTERSECT); |
| |
| global.op(local, Op.UNION); |
| }, false /* topToBottom */); |
| local.recycle(); |
| touchableRegion.recycle(); |
| return global; |
| } |
| |
| void registerSystemGestureExclusionListener(ISystemGestureExclusionListener listener) { |
| mSystemGestureExclusionListeners.register(listener); |
| final boolean changed; |
| if (mSystemGestureExclusionListeners.getRegisteredCallbackCount() == 1) { |
| changed = updateSystemGestureExclusion(); |
| } else { |
| changed = false; |
| } |
| |
| if (!changed) { |
| // If updateSystemGestureExclusion changed the exclusion, it will already have |
| // notified the listener. Otherwise, we'll do it here. |
| try { |
| listener.onSystemGestureExclusionChanged(mDisplayId, mSystemGestureExclusion); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Failed to notify SystemGestureExclusionListener during register", e); |
| } |
| } |
| } |
| |
| void unregisterSystemGestureExclusionListener(ISystemGestureExclusionListener listener) { |
| mSystemGestureExclusionListeners.unregister(listener); |
| } |
| |
| /** |
| * Create a portal window handle for input. This window transports any touch to the display |
| * indicated by {@link InputWindowHandle#portalToDisplayId} if the touch hits this window. |
| * |
| * @param name The name of the portal window handle. |
| * @return the new portal window handle. |
| */ |
| private InputWindowHandle createPortalWindowHandle(String name) { |
| // Let surface flinger to set the display ID of this input window handle because we don't |
| // know which display the parent surface control is on. |
| final InputWindowHandle portalWindowHandle = new InputWindowHandle( |
| null /* inputApplicationHandle */, null /* clientWindow */, INVALID_DISPLAY); |
| portalWindowHandle.name = name; |
| portalWindowHandle.token = new Binder(); |
| portalWindowHandle.layoutParamsFlags = |
| FLAG_SPLIT_TOUCH | FLAG_NOT_FOCUSABLE | FLAG_NOT_TOUCH_MODAL; |
| getBounds(mTmpBounds); |
| portalWindowHandle.touchableRegion.set(mTmpBounds); |
| portalWindowHandle.scaleFactor = 1f; |
| portalWindowHandle.ownerPid = Process.myPid(); |
| portalWindowHandle.ownerUid = Process.myUid(); |
| portalWindowHandle.portalToDisplayId = mDisplayId; |
| return portalWindowHandle; |
| } |
| |
| /** |
| * @see IWindowManager#setForwardedInsets |
| */ |
| public void setForwardedInsets(Insets insets) { |
| if (insets == null) { |
| insets = Insets.NONE; |
| } |
| if (mDisplayPolicy.getForwardedInsets().equals(insets)) { |
| return; |
| } |
| mDisplayPolicy.setForwardedInsets(insets); |
| setLayoutNeeded(); |
| mWmService.mWindowPlacerLocked.requestTraversal(); |
| } |
| |
| protected MetricsLogger getMetricsLogger() { |
| if (mMetricsLogger == null) { |
| mMetricsLogger = new MetricsLogger(); |
| } |
| return mMetricsLogger; |
| } |
| } |