| /* |
| * 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.ActivityManager.StackId.DOCKED_STACK_ID; |
| import static android.app.ActivityManager.StackId.FREEFORM_WORKSPACE_STACK_ID; |
| import static android.app.ActivityManager.StackId.HOME_STACK_ID; |
| import static android.app.ActivityManager.StackId.PINNED_STACK_ID; |
| 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.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.FLAG_PRIVATE; |
| 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.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.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_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.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; |
| import static android.view.WindowManagerPolicy.FINISH_LAYOUT_REDO_CONFIG; |
| import static android.view.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; |
| import static android.view.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| 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_LAYERS; |
| 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_WALLPAPER; |
| 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.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.TYPE_LAYER_MULTIPLIER; |
| import static com.android.server.wm.WindowManagerService.TYPE_LAYER_OFFSET; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES; |
| import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_TIMEOUT; |
| 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.WindowSurfacePlacer.SET_WALLPAPER_MAY_CHANGE; |
| |
| import android.annotation.NonNull; |
| import android.app.ActivityManager.StackId; |
| import android.content.res.Configuration; |
| import android.graphics.Bitmap; |
| import android.graphics.GraphicBuffer; |
| 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.os.Debug; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.util.DisplayMetrics; |
| import android.util.MutableBoolean; |
| import android.util.Slog; |
| import android.view.Display; |
| import android.view.DisplayInfo; |
| import android.view.Surface; |
| import android.view.SurfaceControl; |
| import android.view.WindowManagerPolicy; |
| |
| import com.android.internal.util.ToBooleanFunction; |
| import com.android.internal.view.IInputMethodClient; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| 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.function.Consumer; |
| import java.util.function.Predicate; |
| |
| /** |
| * Utility class for keeping track of the WindowStates and other pertinent contents of a |
| * particular Display. |
| * |
| * IMPORTANT: No method from this class should ever be used without holding |
| * WindowManagerService.mWindowMap. |
| */ |
| class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowContainer> { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "DisplayContent" : TAG_WM; |
| |
| /** Unique identifier of this stack. */ |
| private final int mDisplayId; |
| |
| /** 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(); |
| // Contains all non-app window containers that should be displayed above the app containers |
| // (e.g. Status bar) |
| private final NonAppWindowContainers mAboveAppWindowsContainers = |
| new NonAppWindowContainers("mAboveAppWindowsContainers"); |
| // Contains all non-app window containers that should be displayed below the app containers |
| // (e.g. Wallpaper). |
| private final NonAppWindowContainers mBelowAppWindowsContainers = |
| new NonAppWindowContainers("mBelowAppWindowsContainers"); |
| // 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. |
| private final NonAppWindowContainers mImeWindowsContainers = |
| new NonAppWindowContainers("mImeWindowsContainers"); |
| |
| private WindowState mTmpWindow; |
| private WindowState mTmpWindow2; |
| private WindowAnimator mTmpWindowAnimator; |
| private boolean mTmpRecoveringMemory; |
| private boolean mUpdateImeTarget; |
| private boolean mTmpInitial; |
| |
| // Mapping from a token IBinder to a WindowToken object on this display. |
| private final HashMap<IBinder, WindowToken> mTokenMap = new HashMap(); |
| |
| int mInitialDisplayWidth = 0; |
| int mInitialDisplayHeight = 0; |
| int mInitialDisplayDensity = 0; |
| int mBaseDisplayWidth = 0; |
| int mBaseDisplayHeight = 0; |
| int mBaseDisplayDensity = 0; |
| boolean mDisplayScalingDisabled; |
| private final DisplayInfo mDisplayInfo = new DisplayInfo(); |
| private final Display mDisplay; |
| private final DisplayMetrics mDisplayMetrics = new DisplayMetrics(); |
| |
| Rect mBaseDisplayRect = new Rect(); |
| private Rect mContentRect = new Rect(); |
| |
| // Accessed directly by all users. |
| private boolean mLayoutNeeded; |
| int pendingLayoutChanges; |
| // TODO(multi-display): remove some of the usages. |
| boolean isDefaultDisplay; |
| |
| /** Window tokens that are in the process of exiting, but still on screen for animations. */ |
| final ArrayList<WindowToken> mExitingTokens = new ArrayList<>(); |
| |
| /** A special TaskStack with id==HOME_STACK_ID that moves to the bottom whenever any TaskStack |
| * (except a future lockscreen TaskStack) moves to the top. */ |
| private TaskStack mHomeStack = null; |
| |
| /** Detect user tapping outside of current focused task bounds .*/ |
| 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(); |
| |
| WindowManagerService mService; |
| |
| /** Remove this display when animation on it has completed. */ |
| private boolean mDeferredRemoval; |
| |
| final DockedStackDividerController mDividerControllerLocked; |
| final PinnedStackController mPinnedStackControllerLocked; |
| |
| DimLayerController mDimLayerController; |
| |
| final ArrayList<WindowState> mTapExcludedWindows = new ArrayList<>(); |
| |
| 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(); |
| private final ScreenshotApplicationState mScreenshotApplicationState = |
| new ScreenshotApplicationState(); |
| |
| // 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; |
| |
| private final WindowLayersController mLayersController; |
| WallpaperController mWallpaperController; |
| int mInputMethodAnimLayerAdjustment; |
| |
| private final Consumer<WindowState> mUpdateWindowsForAnimator = w -> { |
| WindowStateAnimator winAnimator = w.mWinAnimator; |
| if (winAnimator.hasSurface()) { |
| final boolean wasAnimating = winAnimator.mWasAnimating; |
| final boolean nowAnimating = winAnimator.stepAnimationLocked( |
| mTmpWindowAnimator.mCurrentTime); |
| winAnimator.mWasAnimating = nowAnimating; |
| mTmpWindowAnimator.orAnimating(nowAnimating); |
| |
| if (DEBUG_WALLPAPER) Slog.v(TAG, |
| w + ": wasAnimating=" + wasAnimating + ", nowAnimating=" + nowAnimating); |
| |
| if (wasAnimating && !winAnimator.mAnimating |
| && mWallpaperController.isWallpaperTarget(w)) { |
| mTmpWindowAnimator.mBulkUpdateParams |= SET_WALLPAPER_MAY_CHANGE; |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) { |
| mService.mWindowPlacerLocked.debugLayoutRepeats( |
| "updateWindowsAndWallpaperLocked 2", pendingLayoutChanges); |
| } |
| } |
| } |
| |
| final AppWindowToken atoken = w.mAppToken; |
| if (winAnimator.mDrawState == READY_TO_SHOW) { |
| if (atoken == null || atoken.allDrawn) { |
| if (w.performShowLocked()) { |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_ANIM; |
| if (DEBUG_LAYOUT_REPEATS) { |
| mService.mWindowPlacerLocked.debugLayoutRepeats( |
| "updateWindowsAndWallpaperLocked 5", pendingLayoutChanges); |
| } |
| } |
| } |
| } |
| final AppWindowAnimator appAnimator = winAnimator.mAppAnimator; |
| if (appAnimator != null && appAnimator.thumbnail != null) { |
| if (appAnimator.thumbnailTransactionSeq |
| != mTmpWindowAnimator.mAnimTransactionSequence) { |
| appAnimator.thumbnailTransactionSeq = |
| mTmpWindowAnimator.mAnimTransactionSequence; |
| appAnimator.thumbnailLayer = 0; |
| } |
| if (appAnimator.thumbnailLayer < winAnimator.mAnimLayer) { |
| appAnimator.thumbnailLayer = winAnimator.mAnimLayer; |
| } |
| } |
| }; |
| |
| private final Consumer<WindowState> mUpdateWallpaperForAnimator = w -> { |
| final WindowStateAnimator winAnimator = w.mWinAnimator; |
| if (winAnimator.mSurfaceController == null || !winAnimator.hasSurface()) { |
| return; |
| } |
| |
| final int flags = w.mAttrs.flags; |
| |
| // If this window is animating, make a note that we have an animating window and take |
| // care of a request to run a detached wallpaper animation. |
| if (winAnimator.mAnimating) { |
| if (winAnimator.mAnimation != null) { |
| if ((flags & FLAG_SHOW_WALLPAPER) != 0 |
| && winAnimator.mAnimation.getDetachWallpaper()) { |
| mTmpWindow = w; |
| } |
| final int color = winAnimator.mAnimation.getBackgroundColor(); |
| if (color != 0) { |
| final TaskStack stack = w.getStack(); |
| if (stack != null) { |
| stack.setAnimationBackground(winAnimator, color); |
| } |
| } |
| } |
| mTmpWindowAnimator.setAnimating(true); |
| } |
| |
| // If this window's app token is running a detached wallpaper animation, make a note so |
| // we can ensure the wallpaper is displayed behind it. |
| final AppWindowAnimator appAnimator = winAnimator.mAppAnimator; |
| if (appAnimator != null && appAnimator.animation != null |
| && appAnimator.animating) { |
| if ((flags & FLAG_SHOW_WALLPAPER) != 0 |
| && appAnimator.animation.getDetachWallpaper()) { |
| mTmpWindow = w; |
| } |
| |
| final int color = appAnimator.animation.getBackgroundColor(); |
| if (color != 0) { |
| final TaskStack stack = w.getStack(); |
| if (stack != null) { |
| stack.setAnimationBackground(winAnimator, color); |
| } |
| } |
| } |
| }; |
| |
| private final Consumer<WindowState> mSetInputMethodAnimLayerAdjustment = |
| w -> w.adjustAnimLayer(mInputMethodAnimLayerAdjustment); |
| |
| private final Consumer<WindowState> mScheduleToastTimeout = w -> { |
| final int lostFocusUid = mTmpWindow.mOwnerUid; |
| final Handler handler = mService.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 = mService.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> mPrepareWindowSurfaces = |
| w -> w.mWinAnimator.prepareSurfaceLocked(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 && mService.mPolicy.canBeHiddenByKeyguardLw(w)) |
| || w.isGoneForLayoutLw(); |
| |
| if (DEBUG_LAYOUT && !w.mLayoutAttached) { |
| Slog.v(TAG, "1ST PASS " + w + ": gone=" + gone + " mHaveFrame=" + w.mHaveFrame |
| + " mLayoutAttached=" + w.mLayoutAttached |
| + " screen changed=" + w.isConfigChanged()); |
| final AppWindowToken atoken = w.mAppToken; |
| if (gone) Slog.v(TAG, " GONE: mViewVisibility=" + w.mViewVisibility |
| + " mRelayoutCalled=" + w.mRelayoutCalled + " hidden=" + w.mToken.hidden |
| + " hiddenRequested=" + (atoken != null && atoken.hiddenRequested) |
| + " parentHidden=" + w.isParentWindowHidden()); |
| else Slog.v(TAG, " VIS: mViewVisibility=" + w.mViewVisibility |
| + " mRelayoutCalled=" + w.mRelayoutCalled + " hidden=" + w.mToken.hidden |
| + " 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.isConfigChanged() || w.setReportResizeHints()) |
| && !w.isGoneForLayoutLw() && |
| ((w.mAttrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0 || |
| (w.mHasSurface && w.mAppToken != null && |
| w.mAppToken.layoutConfigChanges)))) { |
| if (!w.mLayoutAttached) { |
| if (mTmpInitial) { |
| //Slog.i(TAG, "Window " + this + " clearing mContentChanged - initial"); |
| w.mContentChanged = false; |
| } |
| 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(); |
| mService.mPolicy.layoutWindowLw(w, null); |
| w.mLayoutSeq = mService.mLayoutSeq; |
| |
| // Window frames may have changed. Update dim layer with the new bounds. |
| final Task task = w.getTask(); |
| if (task != null) { |
| mDimLayerController.updateDimLayer(task); |
| } |
| |
| if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" + w.mFrame |
| + " mContainingFrame=" + w.mContainingFrame |
| + " mDisplayFrame=" + w.mDisplayFrame); |
| } |
| } |
| }; |
| |
| 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 && mService.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.mContentChanged = false; |
| } |
| w.mLayoutNeeded = false; |
| w.prelayout(); |
| mService.mPolicy.layoutWindowLw(w, w.getParentWindow()); |
| w.mLayoutSeq = mService.mLayoutSeq; |
| if (DEBUG_LAYOUT) Slog.v(TAG, " LAYOUT: mFrame=" + w.mFrame |
| + " mContainingFrame=" + w.mContainingFrame |
| + " mDisplayFrame=" + w.mDisplayFrame); |
| } |
| } 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 -> mService.mPolicy.applyPostLayoutPolicyLw(w, w.mAttrs, w.getParentWindow(), |
| mService.mInputMethodTarget); |
| |
| private final Consumer<WindowState> mApplySurfaceChangesTransaction = w -> { |
| final WindowSurfacePlacer surfacePlacer = mService.mWindowPlacerLocked; |
| final boolean obscuredChanged = w.mObscured != |
| mTmpApplySurfaceChangesTransactionState.obscured; |
| final RootWindowContainer root = mService.mRoot; |
| // Only used if default window |
| final boolean someoneLosingFocus = !mService.mLosingFocus.isEmpty(); |
| |
| // 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; |
| } |
| } |
| } |
| |
| w.applyDimLayerIfNeeded(); |
| |
| if (isDefaultDisplay && 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.mContentChanged = false; |
| |
| // 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); |
| root.mWallpaperMayChange = true; |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats( |
| "wallpaper and commitFinishDrawingLocked true", |
| pendingLayoutChanges); |
| } |
| } |
| } |
| if (!winAnimator.isAnimationStarting() && !winAnimator.isWaitingForOpening()) { |
| // Updates the shown frame before we set up the surface. This is needed |
| // because the resizing could change the top-left position (in addition to |
| // size) of the window. setSurfaceBoundariesLocked uses mShownPosition to |
| // position the surface. |
| // |
| // If an animation is being started, we can't call this method because the |
| // animation hasn't processed its initial transformation yet, but in general |
| // we do want to update the position if the window is animating. |
| winAnimator.computeShownFrameLocked(); |
| } |
| winAnimator.setSurfaceBoundariesLocked(mTmpRecoveringMemory /* recoveringMemory */); |
| } |
| |
| final AppWindowToken atoken = w.mAppToken; |
| if (atoken != null) { |
| final boolean updateAllDrawn = atoken.updateDrawnWindowStates(w); |
| if (updateAllDrawn && !mTmpUpdateAllDrawn.contains(atoken)) { |
| mTmpUpdateAllDrawn.add(atoken); |
| } |
| } |
| |
| if (isDefaultDisplay && someoneLosingFocus && w == mService.mCurrentFocus |
| && w.isDisplayedLw()) { |
| mTmpApplySurfaceChangesTransactionState.focusDisplayed = true; |
| } |
| |
| w.updateResizingWindowIfNeeded(); |
| }; |
| |
| /** |
| * @param display May not be null. |
| * @param service You know. |
| * @param layersController window layer controller used to assign layer to the windows on this |
| * display. |
| * @param wallpaperController wallpaper windows controller used to adjust the positioning of the |
| * wallpaper windows in the window list. |
| */ |
| DisplayContent(Display display, WindowManagerService service, |
| WindowLayersController layersController, WallpaperController wallpaperController) { |
| mDisplay = display; |
| mDisplayId = display.getDisplayId(); |
| mLayersController = layersController; |
| mWallpaperController = wallpaperController; |
| display.getDisplayInfo(mDisplayInfo); |
| display.getMetrics(mDisplayMetrics); |
| isDefaultDisplay = mDisplayId == DEFAULT_DISPLAY; |
| mService = service; |
| initializeDisplayBaseInfo(); |
| mDividerControllerLocked = new DockedStackDividerController(service, this); |
| mPinnedStackControllerLocked = new PinnedStackController(service, this); |
| mDimLayerController = new DimLayerController(this); |
| |
| // 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); |
| } |
| |
| 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(); |
| } |
| |
| void addWindowToken(IBinder binder, WindowToken token) { |
| final DisplayContent dc = mService.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=" + this |
| + " already mapped to display=" + dc + " tokens=" + dc.mTokenMap); |
| } |
| 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 && 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); |
| } |
| |
| 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(); |
| } |
| |
| Display getDisplay() { |
| return mDisplay; |
| } |
| |
| DisplayInfo getDisplayInfo() { |
| return mDisplayInfo; |
| } |
| |
| DisplayMetrics getDisplayMetrics() { |
| return mDisplayMetrics; |
| } |
| |
| 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() { |
| if (mHomeStack == null && mDisplayId == DEFAULT_DISPLAY) { |
| Slog.e(TAG_WM, "getHomeStack: Returning null from this=" + this); |
| } |
| return mHomeStack; |
| } |
| |
| TaskStack getStackById(int stackId) { |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| if (stack.mStackId == stackId) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| void onConfigurationChanged(Configuration newParentConfig) { |
| super.onConfigurationChanged(newParentConfig); |
| |
| // The display size information is heavily dependent on the resources in the current |
| // configuration, so we need to reconfigure it every time the configuration changes. |
| // See {@link PhoneWindowManager#setInitialDisplaySize}...sigh... |
| mService.reconfigureDisplayLocked(this); |
| |
| getDockedDividerController().onConfigurationChanged(); |
| getPinnedStackController().onConfigurationChanged(); |
| } |
| |
| /** |
| * Callback used to trigger bounds update after configuration change and get ids of stacks whose |
| * bounds were updated. |
| */ |
| void updateStackBoundsAfterConfigChange(@NonNull List<Integer> changedStackList) { |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| if (stack.updateBoundsAfterConfigChange()) { |
| changedStackList.add(stack.mStackId); |
| } |
| } |
| } |
| |
| @Override |
| boolean fillsParent() { |
| return true; |
| } |
| |
| @Override |
| boolean isVisible() { |
| return true; |
| } |
| |
| @Override |
| void onAppTransitionDone() { |
| super.onAppTransitionDone(); |
| mService.mWindowsChanged = true; |
| } |
| |
| @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 (child == mImeWindowsContainers && mService.mInputMethodTarget != null) { |
| // In this case the Ime windows will be processed above their target so we skip |
| // here. |
| 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 (child == mImeWindowsContainers && mService.mInputMethodTarget != null) { |
| // In this case the Ime windows will be processed above their target so we skip |
| // here. |
| 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 = mService.mPolicy; |
| |
| if (mService.mDisplayFrozen) { |
| if (mService.mLastWindowForcedOrientation != SCREEN_ORIENTATION_UNSPECIFIED) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "Display is frozen, return " + mService.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 mService.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 is frozen while keyguard locked, " |
| + "return " + mService.mLastOrientation); |
| return mService.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() { |
| mDisplay.getDisplayInfo(mDisplayInfo); |
| mDisplay.getMetrics(mDisplayMetrics); |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| mTaskStackContainers.get(i).updateDisplayInfo(null); |
| } |
| } |
| |
| void initializeDisplayBaseInfo() { |
| final DisplayManagerInternal displayManagerInternal = mService.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); |
| } |
| } |
| |
| mBaseDisplayWidth = mInitialDisplayWidth = mDisplayInfo.logicalWidth; |
| mBaseDisplayHeight = mInitialDisplayHeight = mDisplayInfo.logicalHeight; |
| mBaseDisplayDensity = mInitialDisplayDensity = mDisplayInfo.logicalDensityDpi; |
| mBaseDisplayRect.set(0, 0, mBaseDisplayWidth, mBaseDisplayHeight); |
| } |
| |
| void getLogicalDisplayRect(Rect out) { |
| // Uses same calculation as in LogicalDisplay#configureDisplayInTransactionLocked. |
| final int orientation = mDisplayInfo.rotation; |
| boolean rotated = (orientation == ROTATION_90 || orientation == ROTATION_270); |
| final int physWidth = rotated ? mBaseDisplayHeight : mBaseDisplayWidth; |
| final int physHeight = rotated ? mBaseDisplayWidth : mBaseDisplayHeight; |
| int width = mDisplayInfo.logicalWidth; |
| int left = (physWidth - width) / 2; |
| int height = mDisplayInfo.logicalHeight; |
| int top = (physHeight - height) / 2; |
| out.set(left, top, left + width, top + height); |
| } |
| |
| private void getLogicalDisplayRect(Rect out, int orientation) { |
| getLogicalDisplayRect(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); |
| } |
| } |
| |
| void getContentRect(Rect out) { |
| out.set(mContentRect); |
| } |
| |
| /** |
| * Adds the stack to this display. |
| * @see WindowManagerService#addStackToDisplay(int, int, boolean) |
| */ |
| Rect addStackToDisplay(int stackId, boolean onTop) { |
| boolean attachedToDisplay = false; |
| TaskStack stack = mService.mStackIdToStack.get(stackId); |
| if (stack == null) { |
| if (DEBUG_STACK) Slog.d(TAG_WM, "Create new stackId=" + stackId + " on displayId=" |
| + mDisplayId); |
| |
| stack = getStackById(stackId); |
| if (stack != null) { |
| // It's already attached to the display...clear mDeferRemoval and move stack to |
| // appropriate z-order on display as needed. |
| stack.mDeferRemoval = false; |
| // We're not moving the display to front when we're adding stacks, only when |
| // requested to change the position of stack explicitly. |
| mTaskStackContainers.positionChildAt(onTop ? POSITION_TOP : POSITION_BOTTOM, stack, |
| false /* includingParents */); |
| attachedToDisplay = true; |
| } else { |
| stack = new TaskStack(mService, stackId); |
| } |
| |
| mService.mStackIdToStack.put(stackId, stack); |
| if (stackId == DOCKED_STACK_ID) { |
| mDividerControllerLocked.notifyDockedStackExistsChanged(true); |
| } |
| } else { |
| final DisplayContent currentDC = stack.getDisplayContent(); |
| if (currentDC != null) { |
| throw new IllegalStateException("Trying to add stackId=" + stackId |
| + "to displayId=" + mDisplayId + ", but it's already attached to displayId=" |
| + currentDC.getDisplayId()); |
| } |
| } |
| |
| if (!attachedToDisplay) { |
| mTaskStackContainers.addStackToDisplay(stack, onTop); |
| } |
| |
| if (stack.getRawFullscreen()) { |
| return null; |
| } |
| final Rect bounds = new Rect(); |
| stack.getRawBounds(bounds); |
| return bounds; |
| } |
| |
| /** Removes the stack from the display and prepares for changing the parent. */ |
| private void removeStackFromDisplay(TaskStack stack) { |
| mTaskStackContainers.removeStackFromDisplay(stack); |
| } |
| |
| /** Moves the stack to this display and returns the updated bounds. */ |
| Rect moveStackToDisplay(TaskStack stack) { |
| final DisplayContent currentDisplayContent = stack.getDisplayContent(); |
| if (currentDisplayContent == null) { |
| throw new IllegalStateException("Trying to move stackId=" + stack.mStackId |
| + " which is not currently attached to any display"); |
| } |
| if (stack.getDisplayContent().getDisplayId() == mDisplayId) { |
| throw new IllegalArgumentException("Trying to move stackId=" + stack.mStackId |
| + " to its current displayId=" + mDisplayId); |
| } |
| |
| currentDisplayContent.removeStackFromDisplay(stack); |
| return addStackToDisplay(stack.mStackId, true /* 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); |
| } |
| |
| int taskIdFromPoint(int x, int y) { |
| for (int stackNdx = mTaskStackContainers.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.get(stackNdx); |
| final int taskId = stack.taskIdFromPoint(x, y); |
| if (taskId != -1) { |
| return taskId; |
| } |
| } |
| return -1; |
| } |
| |
| /** |
| * 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.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.get(stackNdx); |
| if (!StackId.isTaskResizeAllowed(stack.mStackId)) { |
| return null; |
| } |
| |
| stack.findTaskForResizePoint(x, y, delta, mTmpTaskForResizePointSearchResult); |
| if (mTmpTaskForResizePointSearchResult.searchDone) { |
| return mTmpTaskForResizePointSearchResult.taskForResize; |
| } |
| } |
| return null; |
| } |
| |
| void setTouchExcludeRegion(Task focusedTask) { |
| mTouchExcludeRegion.set(mBaseDisplayRect); |
| final int delta = dipToPixel(RESIZE_HANDLE_WIDTH_IN_DP, mDisplayMetrics); |
| mTmpRect2.setEmpty(); |
| for (int stackNdx = mTaskStackContainers.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.get(stackNdx); |
| stack.setTouchExcludeRegion( |
| focusedTask, delta, mTouchExcludeRegion, mContentRect, mTmpRect2); |
| } |
| // If we removed the focused task above, add it back and only leave its |
| // outside touch area in the exclusion. TapDectector is not interested in |
| // any touch inside the focused task itself. |
| if (!mTmpRect2.isEmpty()) { |
| mTouchExcludeRegion.op(mTmpRect2, Region.Op.UNION); |
| } |
| final WindowState inputMethod = mService.mInputMethodWindow; |
| if (inputMethod != null && inputMethod.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. |
| inputMethod.getTouchableRegion(mTmpRegion); |
| mTouchExcludeRegion.op(mTmpRegion, Region.Op.UNION); |
| } |
| for (int i = mTapExcludedWindows.size() - 1; i >= 0; i--) { |
| WindowState win = mTapExcludedWindows.get(i); |
| win.getTouchableRegion(mTmpRegion); |
| mTouchExcludeRegion.op(mTmpRegion, Region.Op.UNION); |
| } |
| // TODO(multi-display): Support docked stacks on secondary displays. |
| if (mDisplayId == DEFAULT_DISPLAY && getDockedStackLocked() != null) { |
| mDividerControllerLocked.getTouchRegion(mTmpRect); |
| mTmpRegion.set(mTmpRect); |
| mTouchExcludeRegion.op(mTmpRegion, Op.UNION); |
| } |
| if (mTapDetector != null) { |
| mTapDetector.setTouchExcludeRegion(mTouchExcludeRegion); |
| } |
| } |
| |
| @Override |
| void switchUser() { |
| super.switchUser(); |
| mService.mWindowsChanged = true; |
| } |
| |
| private void resetAnimationBackgroundAnimator() { |
| for (int stackNdx = mTaskStackContainers.size() - 1; stackNdx >= 0; --stackNdx) { |
| mTaskStackContainers.get(stackNdx).resetAnimationBackgroundAnimator(); |
| } |
| } |
| |
| boolean animateDimLayers() { |
| return mDimLayerController.animateDimLayers(); |
| } |
| |
| private void resetDimming() { |
| mDimLayerController.resetDimming(); |
| } |
| |
| boolean isDimming() { |
| return mDimLayerController.isDimming(); |
| } |
| |
| private void stopDimmingIfNeeded() { |
| mDimLayerController.stopDimmingIfNeeded(); |
| } |
| |
| @Override |
| void removeIfPossible() { |
| if (isAnimating()) { |
| mDeferredRemoval = true; |
| return; |
| } |
| removeImmediately(); |
| } |
| |
| @Override |
| void removeImmediately() { |
| mRemovingDisplay = true; |
| try { |
| super.removeImmediately(); |
| if (DEBUG_DISPLAY) Slog.v(TAG_WM, "Removing display=" + this); |
| mDimLayerController.close(); |
| if (mDisplayId == DEFAULT_DISPLAY) { |
| mService.unregisterPointerEventListener(mTapDetector); |
| mService.unregisterPointerEventListener(mService.mMousePositionTracker); |
| } |
| } finally { |
| mRemovingDisplay = false; |
| } |
| } |
| |
| /** Returns true if a removal action is still being deferred. */ |
| @Override |
| boolean checkCompleteDeferredRemoval() { |
| final boolean stillDeferringRemoval = super.checkCompleteDeferredRemoval(); |
| |
| if (!stillDeferringRemoval && mDeferredRemoval) { |
| removeImmediately(); |
| mService.onDisplayRemoved(mDisplayId); |
| return false; |
| } |
| return true; |
| } |
| |
| boolean animateForIme(float interpolatedValue, float animationTarget, |
| float dividerAnimationTarget) { |
| boolean updated = false; |
| |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(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.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| if (stack != null && stack.isAdjustedForIme()) { |
| stack.resetAdjustedForIme(true /* adjustBoundsNow */); |
| changed = true; |
| } |
| } |
| return changed; |
| } |
| |
| void beginImeAdjustAnimation() { |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| if (stack.isVisible() && stack.isAdjustedForIme()) { |
| stack.beginImeAdjustAnimation(); |
| } |
| } |
| } |
| |
| void adjustForImeIfNeeded() { |
| final WindowState imeWin = mService.mInputMethodWindow; |
| final boolean imeVisible = imeWin != null && imeWin.isVisibleLw() && imeWin.isDisplayedLw() |
| && !mDividerControllerLocked.isImeHideRequested(); |
| final boolean dockVisible = mService.isStackVisibleLocked(DOCKED_STACK_ID); |
| final TaskStack imeTargetStack = mService.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 = mService.mPolicy.getInputMethodWindowVisibleHeightLw(); |
| 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.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| final boolean isDockedOnBottom = stack.getDockSide() == DOCKED_BOTTOM; |
| if (stack.isVisible() && (imeOnBottom || isDockedOnBottom)) { |
| stack.setAdjustedForIme(imeWin, imeOnBottom && imeHeightChanged); |
| } else { |
| stack.resetAdjustedForIme(false); |
| } |
| } |
| mDividerControllerLocked.setAdjustedForIme( |
| imeOnBottom /*ime*/, true /*divider*/, true /*animate*/, imeWin, imeHeight); |
| } else { |
| for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) { |
| final TaskStack stack = mTaskStackContainers.get(i); |
| stack.resetAdjustedForIme(!dockVisible); |
| } |
| mDividerControllerLocked.setAdjustedForIme( |
| false /*ime*/, false /*divider*/, dockVisible /*animate*/, imeWin, imeHeight); |
| } |
| mPinnedStackControllerLocked.setAdjustedForIme(imeVisible, imeHeight); |
| } |
| |
| void setInputMethodAnimLayerAdjustment(int adj) { |
| if (DEBUG_LAYERS) Slog.v(TAG_WM, "Setting im layer adj to " + adj); |
| mInputMethodAnimLayerAdjustment = adj; |
| mImeWindowsContainers.forAllWindows(mSetInputMethodAnimLayerAdjustment, |
| true /* traverseTopToBottom */); |
| } |
| |
| /** |
| * If a window that has an animation specifying a colored background and the current wallpaper |
| * is visible, then the color goes *below* the wallpaper so we don't cause the wallpaper to |
| * suddenly disappear. |
| */ |
| int getLayerForAnimationBackground(WindowStateAnimator winAnimator) { |
| final WindowState visibleWallpaper = mBelowAppWindowsContainers.getWindow( |
| w -> w.mIsWallpaper && w.isVisibleNow()); |
| |
| if (visibleWallpaper != null) { |
| return visibleWallpaper.mWinAnimator.mAnimLayer; |
| } |
| return winAnimator.mAnimLayer; |
| } |
| |
| void prepareFreezingTaskBounds() { |
| for (int stackNdx = mTaskStackContainers.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.get(stackNdx); |
| stack.prepareFreezingTaskBounds(); |
| } |
| } |
| |
| void rotateBounds(int oldRotation, int newRotation, Rect bounds) { |
| getLogicalDisplayRect(mTmpRect, newRotation); |
| |
| // 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, mTmpRect.width(), mTmpRect.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; |
| } |
| } |
| |
| public void dump(String prefix, PrintWriter pw) { |
| 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.println(subPrefix + "deferred=" + mDeferredRemoval |
| + " mLayoutNeeded=" + mLayoutNeeded); |
| |
| pw.println(); |
| pw.println(prefix + "Application tokens in top down Z order:"); |
| for (int stackNdx = mTaskStackContainers.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mTaskStackContainers.get(stackNdx); |
| stack.dump(prefix + " ", pw); |
| } |
| |
| 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, " "); |
| } |
| } |
| pw.println(); |
| mDimLayerController.dump(prefix, pw); |
| pw.println(); |
| mDividerControllerLocked.dump(prefix, pw); |
| pw.println(); |
| mPinnedStackControllerLocked.dump(prefix, pw); |
| |
| if (mInputMethodAnimLayerAdjustment != 0) { |
| pw.println(subPrefix |
| + "mInputMethodAnimLayerAdjustment=" + mInputMethodAnimLayerAdjustment); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "Display " + mDisplayId + " info=" + mDisplayInfo + " stacks=" + mChildren; |
| } |
| |
| String getName() { |
| return "Display " + mDisplayId + " name=\"" + mDisplayInfo.name + "\""; |
| } |
| |
| /** Checks if stack with provided id is visible on this display. */ |
| boolean isStackVisible(int stackId) { |
| final TaskStack stack = getStackById(stackId); |
| return (stack != null && stack.isVisible()); |
| } |
| |
| /** |
| * @return The docked stack, but only if it is visible, and {@code null} otherwise. |
| */ |
| TaskStack getDockedStackLocked() { |
| final TaskStack stack = mService.mStackIdToStack.get(DOCKED_STACK_ID); |
| return (stack != null && stack.isVisible()) ? stack : null; |
| } |
| |
| /** |
| * Like {@link #getDockedStackLocked}, but also returns the docked stack if it's currently not |
| * visible. |
| */ |
| TaskStack getDockedStackIgnoringVisibility() { |
| return mService.mStackIdToStack.get(DOCKED_STACK_ID); |
| } |
| |
| /** 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 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; |
| } |
| |
| /** Updates the layer assignment of windows on this display. */ |
| void assignWindowLayers(boolean setLayoutNeeded) { |
| mLayersController.assignWindowLayers(this); |
| if (setLayoutNeeded) { |
| setLayoutNeeded(); |
| } |
| } |
| |
| void layoutAndAssignWindowLayersIfNeeded() { |
| mService.mWindowsChanged = true; |
| setLayoutNeeded(); |
| |
| if (!mService.updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, |
| false /*updateInputWindows*/)) { |
| assignWindowLayers(false /* setLayoutNeeded */); |
| } |
| |
| mService.mInputMonitor.setUpdateInputWindowsNeededLw(); |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| mService.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 (!mService.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(); |
| mService.mForceRemoves.add(w); |
| mTmpWindow = w; |
| } else if (w.mAppToken != null && w.mAppToken.clientHidden) { |
| Slog.w(TAG_WM, "LEAKED SURFACE (app token hidden): " |
| + w + " surface=" + wsa.mSurfaceController |
| + " token=" + w.mAppToken |
| + " saved=" + w.hasSavedSurface()); |
| if (SHOW_TRANSACTIONS) logSurface(w, "LEAK DESTROY", false); |
| wsa.destroySurface(); |
| mTmpWindow = w; |
| } |
| }, false /* traverseTopToBottom */); |
| |
| return mTmpWindow != null; |
| } |
| |
| /** |
| * 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 (mService.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 " |
| + mService.mInputMethodTarget + " to null since mInputMethodWindow is null"); |
| setInputMethodTarget(null, mService.mInputMethodTargetWaitingAnim, 0); |
| } |
| return null; |
| } |
| |
| // 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); |
| |
| // Now, a special case -- if the last target's window is in the process of exiting, and is |
| // above the new target, keep on the last target to avoid flicker. Consider for example a |
| // Dialog with the IME shown: when the Dialog is dismissed, we want to keep the IME above it |
| // until it is completely gone so it doesn't drop behind the dialog or its full-screen |
| // scrim. |
| final WindowState curTarget = mService.mInputMethodTarget; |
| if (curTarget != null && curTarget.isDisplayedLw() && curTarget.isClosing() |
| && (target == null |
| || curTarget.mWinAnimator.mAnimLayer > target.mWinAnimator.mAnimLayer)) { |
| if (DEBUG_INPUT_METHOD) Slog.v(TAG_WM, "Current target higher, 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, mService.mInputMethodTargetWaitingAnim, 0); |
| } |
| |
| 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.mAppAnimator.animating || token.mAppAnimator.animation != null) { |
| highestTarget = token.getHighestAnimLayerWindow(curTarget); |
| } |
| |
| if (highestTarget != null) { |
| final AppTransition appTransition = mService.mAppTransition; |
| if (DEBUG_INPUT_METHOD) Slog.v(TAG_WM, appTransition + " " + highestTarget |
| + " animating=" + highestTarget.mWinAnimator.isAnimationSet() |
| + " layer=" + highestTarget.mWinAnimator.mAnimLayer |
| + " new layer=" + target.mWinAnimator.mAnimLayer); |
| |
| if (appTransition.isTransitionSet()) { |
| // If we are currently setting up for an animation, hold everything until we |
| // can find out what will happen. |
| setInputMethodTarget(highestTarget, true, mInputMethodAnimLayerAdjustment); |
| return highestTarget; |
| } else if (highestTarget.mWinAnimator.isAnimationSet() && |
| highestTarget.mWinAnimator.mAnimLayer > target.mWinAnimator.mAnimLayer) { |
| // If the window we are currently targeting is involved with an animation, |
| // and it is on top of the next target we will be over, then hold off on |
| // moving until that is done. |
| setInputMethodTarget(highestTarget, true, mInputMethodAnimLayerAdjustment); |
| 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, target.mAppToken != null |
| ? target.mAppToken.mAppAnimator.animLayerAdjustment : 0); |
| } |
| |
| return target; |
| } |
| |
| private void setInputMethodTarget(WindowState target, boolean targetWaitingAnim, int layerAdj) { |
| if (target == mService.mInputMethodTarget |
| && mService.mInputMethodTargetWaitingAnim == targetWaitingAnim |
| && mInputMethodAnimLayerAdjustment == layerAdj) { |
| return; |
| } |
| |
| mService.mInputMethodTarget = target; |
| mService.mInputMethodTargetWaitingAnim = targetWaitingAnim; |
| setInputMethodAnimLayerAdjustment(layerAdj); |
| assignWindowLayers(false /* setLayoutNeeded */); |
| } |
| |
| 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, " "); |
| } else { |
| pw.println(); |
| } |
| } |
| } |
| |
| 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 */); |
| } |
| |
| void enableSurfaceTrace(FileDescriptor fd) { |
| forAllWindows(w -> { |
| w.mWinAnimator.enableSurfaceTrace(fd); |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void disableSurfaceTrace() { |
| forAllWindows(w -> { |
| w.mWinAnimator.disableSurfaceTrace(); |
| }, true /* 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 = mService.mPolicy; |
| forAllWindows(w -> { |
| if (w.mAppToken == null && policy.canBeHiddenByKeyguardLw(w)) { |
| w.mWinAnimator.setAnimation( |
| 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 = mService.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 = mService.mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_enableWallpaperService) |
| && !mService.mOnlyCore; |
| |
| if (DEBUG_SCREEN_ON || DEBUG_BOOT) Slog.i(TAG_WM, |
| "******** booted=" + mService.mSystemBooted |
| + " msg=" + mService.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 (!mService.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 (mService.mSystemBooted |
| && ((!mHaveApp && !mHaveKeyguard) || (wallpaperEnabled && !mHaveWallpaper))) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void updateWindowsForAnimator(WindowAnimator animator) { |
| mTmpWindowAnimator = animator; |
| forAllWindows(mUpdateWindowsForAnimator, true /* traverseTopToBottom */); |
| } |
| |
| void updateWallpaperForAnimator(WindowAnimator animator) { |
| resetAnimationBackgroundAnimator(); |
| |
| // Used to indicate a detached wallpaper. |
| mTmpWindow = null; |
| mTmpWindowAnimator = animator; |
| |
| forAllWindows(mUpdateWallpaperForAnimator, true /* traverseTopToBottom */); |
| |
| if (animator.mWindowDetachedWallpaper != mTmpWindow) { |
| if (DEBUG_WALLPAPER) Slog.v(TAG, "Detached wallpaper changed from " |
| + animator.mWindowDetachedWallpaper + " to " + mTmpWindow); |
| animator.mWindowDetachedWallpaper = mTmpWindow; |
| animator.mBulkUpdateParams |= SET_WALLPAPER_MAY_CHANGE; |
| } |
| } |
| |
| void prepareWindowSurfaces() { |
| forAllWindows(mPrepareWindowSurfaces, false /* traverseTopToBottom */); |
| } |
| |
| boolean inputMethodClientHasFocus(IInputMethodClient client) { |
| 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: " + mService.mCurrentFocus); |
| Slog.i(TAG_WM, "Last focus: " + mService.mLastFocus); |
| } |
| |
| final IInputMethodClient imeClient = imFocus.mSession.mClient; |
| |
| if (DEBUG_INPUT_METHOD) { |
| Slog.i(TAG_WM, "IM target client: " + imeClient); |
| if (imeClient != null) { |
| Slog.i(TAG_WM, "IM target client binder: " + imeClient.asBinder()); |
| Slog.i(TAG_WM, "Requesting client binder: " + client.asBinder()); |
| } |
| } |
| |
| return imeClient != null && imeClient.asBinder() == client.asBinder(); |
| } |
| |
| boolean hasSecureWindowOnScreen() { |
| final WindowState win = getWindow( |
| w -> w.isOnScreen() && (w.mAttrs.flags & FLAG_SECURE) != 0); |
| return win != null; |
| } |
| |
| 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 onWindowFreezeTimeout() { |
| Slog.w(TAG_WM, "Window freeze timeout expired."); |
| mService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_TIMEOUT; |
| |
| forAllWindows(w -> { |
| if (!w.mOrientationChanging) { |
| return; |
| } |
| w.mOrientationChanging = false; |
| w.mLastFreezeDuration = (int)(SystemClock.elapsedRealtime() |
| - mService.mDisplayFreezeTime); |
| Slog.w(TAG_WM, "Force clearing orientation change: " + w); |
| }, true /* traverseTopToBottom */); |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| |
| void waitForAllWindowsDrawn() { |
| final WindowManagerPolicy policy = mService.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.mLastContentInsets.set(-1, -1, -1, -1); |
| mService.mWaitingForDrawn.add(w); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| // TODO: Super crazy long method that should be broken down... |
| boolean applySurfaceChangesTransaction(boolean recoveringMemory) { |
| |
| final int dw = mDisplayInfo.logicalWidth; |
| final int dh = mDisplayInfo.logicalHeight; |
| final WindowSurfacePlacer surfacePlacer = mService.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); |
| |
| // TODO(multi-display): For now adjusting wallpaper only on primary display to avoid |
| // the wallpaper window jumping across displays. |
| // Remove check for default display when there will be support for multiple wallpaper |
| // targets (on different displays). |
| if (isDefaultDisplay && (pendingLayoutChanges & FINISH_LAYOUT_REDO_WALLPAPER) != 0) { |
| mWallpaperController.adjustWallpaperWindows(this); |
| } |
| |
| if (isDefaultDisplay && (pendingLayoutChanges & FINISH_LAYOUT_REDO_CONFIG) != 0) { |
| if (DEBUG_LAYOUT) Slog.v(TAG, "Computing new config from layout"); |
| if (mService.updateOrientationFromAppTokensLocked(true, mDisplayId)) { |
| setLayoutNeeded(); |
| mService.mH.obtainMessage(SEND_NEW_CONFIGURATION, mDisplayId).sendToTarget(); |
| } |
| } |
| |
| 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; |
| |
| if (isDefaultDisplay) { |
| mService.mPolicy.beginPostLayoutPolicyLw(dw, dh); |
| forAllWindows(mApplyPostLayoutPolicy, true /* traverseTopToBottom */); |
| pendingLayoutChanges |= mService.mPolicy.finishPostLayoutPolicyLw(); |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats( |
| "after finishPostLayoutPolicyLw", pendingLayoutChanges); |
| } |
| } while (pendingLayoutChanges != 0); |
| |
| mTmpApplySurfaceChangesTransactionState.reset(); |
| resetDimming(); |
| |
| mTmpRecoveringMemory = recoveringMemory; |
| forAllWindows(mApplySurfaceChangesTransaction, true /* traverseTopToBottom */); |
| |
| mService.mDisplayManagerInternal.setDisplayProperties(mDisplayId, |
| mTmpApplySurfaceChangesTransactionState.displayHasContent, |
| mTmpApplySurfaceChangesTransactionState.preferredRefreshRate, |
| mTmpApplySurfaceChangesTransactionState.preferredModeId, |
| true /* inTraversal, must call performTraversalInTrans... below */); |
| |
| stopDimmingIfNeeded(); |
| |
| 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(this); |
| } |
| |
| return mTmpApplySurfaceChangesTransactionState.focusDisplayed; |
| } |
| |
| void performLayout(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); |
| } |
| |
| mService.mPolicy.beginLayoutLw(isDefaultDisplay, dw, dh, mService.mRotation, |
| getConfiguration().uiMode); |
| if (isDefaultDisplay) { |
| // Not needed on non-default displays. |
| mService.mSystemDecorLayer = mService.mPolicy.getSystemDecorLayerLw(); |
| mService.mScreenRect.set(0, 0, dw, dh); |
| } |
| |
| mService.mPolicy.getContentRectLw(mContentRect); |
| |
| int seq = mService.mLayoutSeq + 1; |
| if (seq < 0) seq = 0; |
| mService.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. |
| mService.mInputMonitor.layoutInputConsumers(dw, dh); |
| mService.mInputMonitor.setUpdateInputWindowsNeededLw(); |
| if (updateInputWindows) { |
| mService.mInputMonitor.updateInputWindowsLw(false /*force*/); |
| } |
| |
| mService.mPolicy.finishLayoutLw(); |
| mService.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 width the width of the target bitmap |
| * @param height the height of the target bitmap |
| * @param includeFullDisplay true if the screen should not be cropped before capture |
| * @param frameScale the scale to apply to the frame, only used when width = -1 and height = -1 |
| * @param config of the output bitmap |
| * @param wallpaperOnly true if only the wallpaper layer should be included in the screenshot |
| * @param includeDecor whether to include window decors, like the status or navigation bar |
| * background of the window |
| */ |
| Bitmap screenshotApplications(IBinder appToken, int width, int height, |
| boolean includeFullDisplay, float frameScale, Bitmap.Config config, |
| boolean wallpaperOnly, boolean includeDecor) { |
| Bitmap bitmap = screenshotApplications(appToken, width, height, includeFullDisplay, |
| frameScale, wallpaperOnly, includeDecor, SurfaceControl::screenshot); |
| if (bitmap == null) { |
| return null; |
| } |
| |
| if (DEBUG_SCREENSHOT) { |
| // TEST IF IT's ALL BLACK |
| int[] buffer = new int[bitmap.getWidth() * bitmap.getHeight()]; |
| bitmap.getPixels(buffer, 0, bitmap.getWidth(), 0, 0, bitmap.getWidth(), |
| bitmap.getHeight()); |
| boolean allBlack = true; |
| final int firstColor = buffer[0]; |
| for (int i = 0; i < buffer.length; i++) { |
| if (buffer[i] != firstColor) { |
| allBlack = false; |
| break; |
| } |
| } |
| if (allBlack) { |
| final WindowState appWin = mScreenshotApplicationState.appWin; |
| final int maxLayer = mScreenshotApplicationState.maxLayer; |
| final int minLayer = mScreenshotApplicationState.minLayer; |
| Slog.i(TAG_WM, "Screenshot " + appWin + " was monochrome(" + |
| Integer.toHexString(firstColor) + ")! mSurfaceLayer=" + |
| (appWin != null ? |
| appWin.mWinAnimator.mSurfaceController.getLayer() : "null") + |
| " minLayer=" + minLayer + " maxLayer=" + maxLayer); |
| } |
| } |
| |
| // Create a copy of the screenshot that is immutable and backed in ashmem. |
| // This greatly reduces the overhead of passing the bitmap between processes. |
| Bitmap ret = bitmap.createAshmemBitmap(config); |
| bitmap.recycle(); |
| return ret; |
| } |
| |
| GraphicBuffer screenshotApplicationsToBuffer(IBinder appToken, int width, int height, |
| boolean includeFullDisplay, float frameScale, boolean wallpaperOnly, |
| boolean includeDecor) { |
| return screenshotApplications(appToken, width, height, includeFullDisplay, frameScale, |
| wallpaperOnly, includeDecor, SurfaceControl::screenshotToBuffer); |
| } |
| |
| private <E> E screenshotApplications(IBinder appToken, int width, int height, |
| boolean includeFullDisplay, float frameScale, boolean wallpaperOnly, |
| boolean includeDecor, Screenshoter<E> screenshoter) { |
| int dw = mDisplayInfo.logicalWidth; |
| int dh = mDisplayInfo.logicalHeight; |
| if (dw == 0 || dh == 0) { |
| if (DEBUG_SCREENSHOT) Slog.i(TAG_WM, "Screenshot of " + appToken |
| + ": returning null. logical widthxheight=" + dw + "x" + dh); |
| return null; |
| } |
| |
| E bitmap; |
| |
| mScreenshotApplicationState.reset(appToken == null && !wallpaperOnly); |
| final Rect frame = new Rect(); |
| final Rect stackBounds = new Rect(); |
| |
| boolean includeImeInScreenshot; |
| synchronized(mService.mWindowMap) { |
| final AppWindowToken imeTargetAppToken = mService.mInputMethodTarget != null |
| ? mService.mInputMethodTarget.mAppToken : null; |
| // We only include the Ime in the screenshot if the app we are screenshoting is the IME |
| // target and isn't in multi-window mode. We don't screenshot the IME in multi-window |
| // mode because the frame of the IME might not overlap with that of the app. |
| // E.g. IME target app at the top in split-screen mode and the IME at the bottom |
| // overlapping with the bottom app. |
| includeImeInScreenshot = imeTargetAppToken != null |
| && imeTargetAppToken.appToken != null |
| && imeTargetAppToken.appToken.asBinder() == appToken |
| && !mService.mInputMethodTarget.isInMultiWindowMode(); |
| } |
| |
| final int aboveAppLayer = (mService.mPolicy.windowTypeToLayerLw(TYPE_APPLICATION) + 1) |
| * TYPE_LAYER_MULTIPLIER + TYPE_LAYER_OFFSET; |
| final MutableBoolean mutableIncludeFullDisplay = new MutableBoolean(includeFullDisplay); |
| synchronized(mService.mWindowMap) { |
| // Figure out the part of the screen that is actually the app. |
| mScreenshotApplicationState.appWin = null; |
| forAllWindows(w -> { |
| if (!w.mHasSurface) { |
| return false; |
| } |
| if (w.mLayer >= aboveAppLayer) { |
| return false; |
| } |
| if (wallpaperOnly && !w.mIsWallpaper) { |
| return false; |
| } |
| if (w.mIsImWindow) { |
| if (!includeImeInScreenshot) { |
| return false; |
| } |
| } else if (w.mIsWallpaper) { |
| // If this is the wallpaper layer and we're only looking for the wallpaper layer |
| // then the target window state is this one. |
| if (wallpaperOnly) { |
| mScreenshotApplicationState.appWin = w; |
| } |
| |
| if (mScreenshotApplicationState.appWin == null) { |
| // We have not ran across the target window yet, so it is probably behind |
| // the wallpaper. This can happen when the keyguard is up and all windows |
| // are moved behind the wallpaper. We don't want to include the wallpaper |
| // layer in the screenshot as it will cover-up the layer of the target |
| // window. |
| return false; |
| } |
| // Fall through. The target window is in front of the wallpaper. For this |
| // case we want to include the wallpaper layer in the screenshot because |
| // the target window might have some transparent areas. |
| } else if (appToken != null) { |
| if (w.mAppToken == null || w.mAppToken.token != appToken) { |
| // This app window is of no interest if it is not associated with the |
| // screenshot app. |
| return false; |
| } |
| mScreenshotApplicationState.appWin = w; |
| } |
| |
| // Include this window. |
| |
| final WindowStateAnimator winAnim = w.mWinAnimator; |
| int layer = winAnim.mSurfaceController.getLayer(); |
| if (mScreenshotApplicationState.maxLayer < layer) { |
| mScreenshotApplicationState.maxLayer = layer; |
| } |
| if (mScreenshotApplicationState.minLayer > layer) { |
| mScreenshotApplicationState.minLayer = layer; |
| } |
| |
| // Don't include wallpaper in bounds calculation |
| if (!mutableIncludeFullDisplay.value && includeDecor) { |
| final TaskStack stack = w.getStack(); |
| if (stack != null) { |
| stack.getBounds(frame); |
| } |
| } else if (!mutableIncludeFullDisplay.value && !w.mIsWallpaper) { |
| final Rect wf = w.mFrame; |
| final Rect cr = w.mContentInsets; |
| int left = wf.left + cr.left; |
| int top = wf.top + cr.top; |
| int right = wf.right - cr.right; |
| int bottom = wf.bottom - cr.bottom; |
| frame.union(left, top, right, bottom); |
| w.getVisibleBounds(stackBounds); |
| if (!Rect.intersects(frame, stackBounds)) { |
| // Set frame empty if there's no intersection. |
| frame.setEmpty(); |
| } |
| } |
| |
| final boolean foundTargetWs = |
| (w.mAppToken != null && w.mAppToken.token == appToken) |
| || (mScreenshotApplicationState.appWin != null && wallpaperOnly); |
| if (foundTargetWs && w.isVisible() && winAnim.getShown()) { |
| mScreenshotApplicationState.screenshotReady = true; |
| } |
| |
| if (w.isObscuringDisplay()){ |
| return true; |
| } |
| return false; |
| }, true /* traverseTopToBottom */); |
| |
| final WindowState appWin = mScreenshotApplicationState.appWin; |
| final boolean screenshotReady = mScreenshotApplicationState.screenshotReady; |
| final int maxLayer = mScreenshotApplicationState.maxLayer; |
| final int minLayer = mScreenshotApplicationState.minLayer; |
| |
| if (appToken != null && appWin == null) { |
| // Can't find a window to snapshot. |
| if (DEBUG_SCREENSHOT) Slog.i(TAG_WM, |
| "Screenshot: Couldn't find a surface matching " + appToken); |
| return null; |
| } |
| |
| if (!screenshotReady) { |
| Slog.i(TAG_WM, "Failed to capture screenshot of " + appToken + |
| " appWin=" + (appWin == null ? "null" : (appWin + " drawState=" + |
| appWin.mWinAnimator.mDrawState))); |
| return null; |
| } |
| |
| // Screenshot is ready to be taken. Everything from here below will continue |
| // through the bottom of the loop and return a value. We only stay in the loop |
| // because we don't want to release the mWindowMap lock until the screenshot is |
| // taken. |
| |
| if (maxLayer == 0) { |
| if (DEBUG_SCREENSHOT) Slog.i(TAG_WM, "Screenshot of " + appToken |
| + ": returning null maxLayer=" + maxLayer); |
| return null; |
| } |
| |
| if (!mutableIncludeFullDisplay.value) { |
| // Constrain frame to the screen size. |
| if (!frame.intersect(0, 0, dw, dh)) { |
| frame.setEmpty(); |
| } |
| } else { |
| // Caller just wants entire display. |
| frame.set(0, 0, dw, dh); |
| } |
| if (frame.isEmpty()) { |
| return null; |
| } |
| |
| if (width < 0) { |
| width = (int) (frame.width() * frameScale); |
| } |
| if (height < 0) { |
| height = (int) (frame.height() * frameScale); |
| } |
| |
| // Tell surface flinger what part of the image to crop. Take the top |
| // right part of the application, and crop the larger dimension to fit. |
| Rect crop = new Rect(frame); |
| if (width / (float) frame.width() < height / (float) frame.height()) { |
| int cropWidth = (int)((float)width / (float)height * frame.height()); |
| crop.right = crop.left + cropWidth; |
| } else { |
| int cropHeight = (int)((float)height / (float)width * frame.width()); |
| crop.bottom = crop.top + cropHeight; |
| } |
| |
| // 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(crop, rot, dw, dh); |
| |
| if (DEBUG_SCREENSHOT) { |
| Slog.i(TAG_WM, "Screenshot: " + dw + "x" + dh + " from " + minLayer + " to " |
| + maxLayer + " appToken=" + appToken); |
| forAllWindows(w -> { |
| final WindowSurfaceController controller = w.mWinAnimator.mSurfaceController; |
| Slog.i(TAG_WM, w + ": " + w.mLayer |
| + " animLayer=" + w.mWinAnimator.mAnimLayer |
| + " surfaceLayer=" + ((controller == null) |
| ? "null" : controller.getLayer())); |
| }, false /* traverseTopToBottom */); |
| } |
| |
| final ScreenRotationAnimation screenRotationAnimation = |
| mService.mAnimator.getScreenRotationAnimationLocked(DEFAULT_DISPLAY); |
| final boolean inRotation = screenRotationAnimation != null && |
| screenRotationAnimation.isAnimating(); |
| if (DEBUG_SCREENSHOT && inRotation) Slog.v(TAG_WM, |
| "Taking screenshot while rotating"); |
| |
| // We force pending transactions to flush before taking |
| // the screenshot by pushing an empty synchronous transaction. |
| SurfaceControl.openTransaction(); |
| SurfaceControl.closeTransactionSync(); |
| |
| bitmap = screenshoter.screenshot(crop, width, height, minLayer, maxLayer, |
| inRotation, rot); |
| if (bitmap == null) { |
| Slog.w(TAG_WM, "Screenshot failure taking screenshot for (" + dw + "x" + dh |
| + ") to layer " + maxLayer); |
| return null; |
| } |
| } |
| return bitmap; |
| } |
| |
| // 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(); |
| mService.markForSeamlessRotation(w, false); |
| }, true /* traverseTopToBottom */); |
| |
| if (mTmpWindow != null) { |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| } |
| |
| 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; |
| boolean focusDisplayed; |
| float preferredRefreshRate; |
| int preferredModeId; |
| |
| void reset() { |
| displayHasContent = false; |
| obscured = false; |
| syswin = false; |
| focusDisplayed = 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> { |
| |
| int size() { |
| return mChildren.size(); |
| } |
| |
| E get(int index) { |
| return mChildren.get(index); |
| } |
| |
| @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> { |
| |
| /** |
| * Adds the stack to this container. |
| * @see WindowManagerService#addStackToDisplay(int, int, boolean) |
| */ |
| void addStackToDisplay(TaskStack stack, boolean onTop) { |
| if (stack.mStackId == HOME_STACK_ID) { |
| if (mHomeStack != null) { |
| throw new IllegalArgumentException("attachStack: HOME_STACK_ID (0) not first."); |
| } |
| mHomeStack = stack; |
| } |
| addChild(stack, onTop); |
| stack.onDisplayChanged(DisplayContent.this); |
| } |
| |
| /** Removes the stack from its container and prepare for changing the parent. */ |
| void removeStackFromDisplay(TaskStack stack) { |
| removeChild(stack); |
| stack.onRemovedFromDisplay(); |
| } |
| |
| private void addChild(TaskStack stack, boolean toTop) { |
| final int addIndex = findPositionForStack(toTop ? mChildren.size() : 0, stack, |
| true /* adding */); |
| addChild(stack, addIndex); |
| setLayoutNeeded(); |
| } |
| |
| @Override |
| void positionChildAt(int position, TaskStack child, boolean includingParents) { |
| if (StackId.isAlwaysOnTop(child.mStackId) && 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); |
| |
| 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) { |
| final int topChildPosition = mChildren.size() - 1; |
| boolean toTop = requestedPosition == POSITION_TOP; |
| toTop |= adding ? requestedPosition >= topChildPosition + 1 |
| : requestedPosition >= topChildPosition; |
| int targetPosition = requestedPosition; |
| |
| if (toTop && isStackVisible(PINNED_STACK_ID) && stack.mStackId != PINNED_STACK_ID) { |
| // The pinned stack is always the top most stack (always-on-top) when it is visible. |
| TaskStack topStack = mChildren.get(topChildPosition); |
| if (topStack.mStackId != PINNED_STACK_ID) { |
| throw new IllegalStateException("Pinned stack isn't top stack??? " + mChildren); |
| } |
| |
| // So, stack is moved just below the pinned stack. |
| // When we're adding a new stack the target is the current pinned stack position. |
| // When we're positioning an existing stack the target is the position below pinned |
| // stack, because WindowContainer#positionAt() first removes element and then adds |
| // it to specified place. |
| targetPosition = adding ? topChildPosition : topChildPosition - 1; |
| } |
| |
| 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; |
| } |
| |
| @Override |
| int getOrientation() { |
| if (mService.isStackVisibleLocked(DOCKED_STACK_ID) |
| || mService.isStackVisibleLocked(FREEFORM_WORKSPACE_STACK_ID)) { |
| // Apps and their containers are not allowed to specify an orientation while the |
| // docked or freeform stack is visible...except for the home stack/task if the |
| // docked stack is minimized and it actually set something. |
| if (mHomeStack != null && mHomeStack.isVisible() |
| && mDividerControllerLocked.isMinimizedDock()) { |
| final int orientation = mHomeStack.getOrientation(); |
| if (orientation != SCREEN_ORIENTATION_UNSET) { |
| return orientation; |
| } |
| } |
| return SCREEN_ORIENTATION_UNSPECIFIED; |
| } |
| |
| final int orientation = super.getOrientation(); |
| if (orientation != SCREEN_ORIENTATION_UNSET |
| && orientation != SCREEN_ORIENTATION_BEHIND) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "App is requesting an orientation, return " + orientation); |
| return orientation; |
| } |
| |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, |
| "No app is requesting an orientation, return " + mService.mLastOrientation); |
| // 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 mService.mLastOrientation; |
| } |
| } |
| |
| /** |
| * Window container class that contains all containers on this display that are not related to |
| * Apps. E.g. status bar. |
| */ |
| private final 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. |
| mService.mPolicy.windowTypeToLayerLw(token1.windowType) |
| < mService.mPolicy.windowTypeToLayerLw(token2.windowType) ? -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; |
| NonAppWindowContainers(String name) { |
| mName = name; |
| } |
| |
| void addChild(WindowToken token) { |
| addChild(token, mWindowComparator); |
| } |
| |
| @Override |
| int getOrientation() { |
| final WindowManagerPolicy policy = mService.mPolicy; |
| // Find a window requesting orientation. |
| final WindowState win = getWindow(mGetOrientingWindow); |
| |
| if (win != null) { |
| final int req = win.mAttrs.screenOrientation; |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, win + " forcing orientation to " + req); |
| if (policy.isKeyguardHostWindow(win.mAttrs)) { |
| mService.mLastKeyguardForcedOrientation = req; |
| } |
| return (mService.mLastWindowForcedOrientation = req); |
| } |
| |
| mService.mLastWindowForcedOrientation = SCREEN_ORIENTATION_UNSPECIFIED; |
| |
| if (policy.isKeyguardShowingAndNotOccluded()) { |
| return mService.mLastKeyguardForcedOrientation; |
| } |
| |
| return SCREEN_ORIENTATION_UNSET; |
| } |
| |
| @Override |
| String getName() { |
| return mName; |
| } |
| } |
| |
| /** |
| * Interface to screenshot into various types, i.e. {@link Bitmap} and {@link GraphicBuffer}. |
| */ |
| @FunctionalInterface |
| private interface Screenshoter<E> { |
| E screenshot(Rect sourceCrop, int width, int height, int minLayer, int maxLayer, |
| boolean useIdentityTransform, int rotation); |
| } |
| } |