| /* |
| * 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.HOME_STACK_ID; |
| import static android.app.ActivityManager.StackId.PINNED_STACK_ID; |
| 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 com.android.server.wm.WindowManagerDebugConfig.DEBUG_VISIBILITY; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| import static com.android.server.wm.WindowState.RESIZE_HANDLE_WIDTH_IN_DP; |
| |
| import android.app.ActivityManager.StackId; |
| import android.graphics.Rect; |
| import android.graphics.Region; |
| import android.graphics.Region.Op; |
| import android.util.DisplayMetrics; |
| import android.util.Slog; |
| import android.view.Display; |
| import android.view.DisplayInfo; |
| import android.view.Surface; |
| |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| |
| class DisplayContentList extends ArrayList<DisplayContent> { |
| } |
| |
| /** |
| * 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 { |
| |
| /** Unique identifier of this stack. */ |
| private final int mDisplayId; |
| |
| /** Z-ordered (bottom-most first) list of all Window objects. Assigned to an element |
| * from mDisplayWindows; */ |
| private final WindowList mWindows = new WindowList(); |
| |
| 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(); |
| Rect mContentRect = new Rect(); |
| |
| // Accessed directly by all users. |
| boolean layoutNeeded; |
| int pendingLayoutChanges; |
| final boolean isDefaultDisplay; |
| |
| /** Window tokens that are in the process of exiting, but still on screen for animations. */ |
| final ArrayList<WindowToken> mExitingTokens = new ArrayList<>(); |
| |
| /** Array containing all TaskStacks on this display. Array |
| * is stored in display order with the current bottom stack at 0. */ |
| private final ArrayList<TaskStack> mStacks = 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 .*/ |
| Region mTouchExcludeRegion = new Region(); |
| |
| /** Detect user tapping in a non-resizeable task in docked or fullscreen stack .*/ |
| Region mNonResizeableRegion = new Region(); |
| |
| /** Save allocating when calculating rects */ |
| private final Rect mTmpRect = new Rect(); |
| private final Rect mTmpRect2 = new Rect(); |
| private final Region mTmpRegion = new Region(); |
| |
| /** For gathering Task objects in order. */ |
| final ArrayList<Task> mTmpTaskHistory = new ArrayList<Task>(); |
| |
| final WindowManagerService mService; |
| |
| /** Remove this display when animation on it has completed. */ |
| boolean mDeferredRemoval; |
| |
| final DockedStackDividerController mDividerControllerLocked; |
| |
| final DimLayerController mDimLayerController; |
| |
| final ArrayList<WindowState> mTapExcludedWindows = new ArrayList<>(); |
| |
| /** |
| * @param display May not be null. |
| * @param service You know. |
| */ |
| DisplayContent(Display display, WindowManagerService service) { |
| mDisplay = display; |
| mDisplayId = display.getDisplayId(); |
| display.getDisplayInfo(mDisplayInfo); |
| display.getMetrics(mDisplayMetrics); |
| isDefaultDisplay = mDisplayId == Display.DEFAULT_DISPLAY; |
| mService = service; |
| initializeDisplayBaseInfo(); |
| mDividerControllerLocked = new DockedStackDividerController(service, this); |
| mDimLayerController = new DimLayerController(this); |
| } |
| |
| int getDisplayId() { |
| return mDisplayId; |
| } |
| |
| WindowList getWindowList() { |
| return mWindows; |
| } |
| |
| Display getDisplay() { |
| return mDisplay; |
| } |
| |
| DisplayInfo getDisplayInfo() { |
| return mDisplayInfo; |
| } |
| |
| DisplayMetrics getDisplayMetrics() { |
| return mDisplayMetrics; |
| } |
| |
| DockedStackDividerController getDockedDividerController() { |
| return mDividerControllerLocked; |
| } |
| |
| /** |
| * Returns true if the specified UID has access to this display. |
| */ |
| public boolean hasAccess(int uid) { |
| return mDisplay.hasAccess(uid); |
| } |
| |
| public boolean isPrivate() { |
| return (mDisplay.getFlags() & Display.FLAG_PRIVATE) != 0; |
| } |
| |
| ArrayList<TaskStack> getStacks() { |
| return mStacks; |
| } |
| |
| /** |
| * Retrieve the tasks on this display in stack order from the bottommost TaskStack up. |
| * @return All the Tasks, in order, on this display. |
| */ |
| ArrayList<Task> getTasks() { |
| mTmpTaskHistory.clear(); |
| final int numStacks = mStacks.size(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| mTmpTaskHistory.addAll(mStacks.get(stackNdx).getTasks()); |
| } |
| return mTmpTaskHistory; |
| } |
| |
| TaskStack getHomeStack() { |
| if (mHomeStack == null && mDisplayId == Display.DEFAULT_DISPLAY) { |
| Slog.e(TAG_WM, "getHomeStack: Returning null from this=" + this); |
| } |
| return mHomeStack; |
| } |
| |
| void updateDisplayInfo() { |
| mDisplay.getDisplayInfo(mDisplayInfo); |
| mDisplay.getMetrics(mDisplayMetrics); |
| for (int i = mStacks.size() - 1; i >= 0; --i) { |
| mStacks.get(i).updateDisplayInfo(null); |
| } |
| } |
| |
| void initializeDisplayBaseInfo() { |
| // Bootstrap the default logical display from the display manager. |
| final DisplayInfo newDisplayInfo = |
| mService.mDisplayManagerInternal.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 == Surface.ROTATION_90 |
| || orientation == Surface.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); |
| } |
| |
| void getContentRect(Rect out) { |
| out.set(mContentRect); |
| } |
| |
| /** Refer to {@link WindowManagerService#attachStack(int, int, boolean)} */ |
| void attachStack(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; |
| } |
| if (onTop) { |
| mStacks.add(stack); |
| } else { |
| mStacks.add(0, stack); |
| } |
| layoutNeeded = true; |
| } |
| |
| void moveStack(TaskStack stack, boolean toTop) { |
| if (StackId.isAlwaysOnTop(stack.mStackId) && !toTop) { |
| // This stack is always-on-top silly... |
| Slog.w(TAG_WM, "Ignoring move of always-on-top stack=" + stack + " to bottom"); |
| return; |
| } |
| |
| if (!mStacks.remove(stack)) { |
| Slog.wtf(TAG_WM, "moving stack that was not added: " + stack, new Throwable()); |
| } |
| |
| int addIndex = toTop ? mStacks.size() : 0; |
| |
| if (toTop |
| && mService.isStackVisibleLocked(PINNED_STACK_ID) |
| && stack.mStackId != PINNED_STACK_ID) { |
| // The pinned stack is always the top most stack (always-on-top) when it is visible. |
| // So, stack is moved just below the pinned stack. |
| addIndex--; |
| TaskStack topStack = mStacks.get(addIndex); |
| if (topStack.mStackId != PINNED_STACK_ID) { |
| throw new IllegalStateException("Pinned stack isn't top stack??? " + mStacks); |
| } |
| } |
| mStacks.add(addIndex, stack); |
| } |
| |
| void detachStack(TaskStack stack) { |
| mDimLayerController.removeDimLayerUser(stack); |
| mStacks.remove(stack); |
| } |
| |
| /** |
| * Propagate the new bounds to all child stacks. |
| * @param contentRect The bounds to apply at the top level. |
| */ |
| void resize(Rect contentRect) { |
| mContentRect.set(contentRect); |
| } |
| |
| int taskIdFromPoint(int x, int y) { |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| TaskStack stack = mStacks.get(stackNdx); |
| stack.getBounds(mTmpRect); |
| if (!mTmpRect.contains(x, y)) { |
| continue; |
| } |
| final ArrayList<Task> tasks = stack.getTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { |
| final Task task = tasks.get(taskNdx); |
| final WindowState win = task.getTopVisibleAppMainWindow(); |
| if (win == null) { |
| continue; |
| } |
| // We need to use the task's dim bounds (which is derived from the visible |
| // bounds of its apps windows) for any touch-related tests. Can't use |
| // the task's original bounds because it might be adjusted to fit the |
| // content frame. For example, the presence of the IME adjusting the |
| // windows frames when the app window is the IME target. |
| task.getDimBounds(mTmpRect); |
| if (mTmpRect.contains(x, y)) { |
| return task.mTaskId; |
| } |
| } |
| } |
| 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 findTaskForControlPoint(int x, int y) { |
| final int delta = mService.dipToPixel(RESIZE_HANDLE_WIDTH_IN_DP, mDisplayMetrics); |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| TaskStack stack = mStacks.get(stackNdx); |
| if (!StackId.isTaskResizeAllowed(stack.mStackId)) { |
| break; |
| } |
| final ArrayList<Task> tasks = stack.getTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { |
| final Task task = tasks.get(taskNdx); |
| if (task.isFullscreen()) { |
| return null; |
| } |
| |
| // We need to use the task's dim bounds (which is derived from the visible |
| // bounds of its apps windows) for any touch-related tests. Can't use |
| // the task's original bounds because it might be adjusted to fit the |
| // content frame. One example is when the task is put to top-left quadrant, |
| // the actual visible area would not start at (0,0) after it's adjusted |
| // for the status bar. |
| task.getDimBounds(mTmpRect); |
| mTmpRect.inset(-delta, -delta); |
| if (mTmpRect.contains(x, y)) { |
| mTmpRect.inset(delta, delta); |
| if (!mTmpRect.contains(x, y)) { |
| return task; |
| } |
| // User touched inside the task. No need to look further, |
| // focus transfer will be handled in ACTION_UP. |
| return null; |
| } |
| } |
| } |
| return null; |
| } |
| |
| void setTouchExcludeRegion(Task focusedTask) { |
| mTouchExcludeRegion.set(mBaseDisplayRect); |
| final int delta = mService.dipToPixel(RESIZE_HANDLE_WIDTH_IN_DP, mDisplayMetrics); |
| boolean addBackFocusedTask = false; |
| mNonResizeableRegion.setEmpty(); |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| TaskStack stack = mStacks.get(stackNdx); |
| final ArrayList<Task> tasks = stack.getTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { |
| final Task task = tasks.get(taskNdx); |
| final WindowState win = task.getTopVisibleAppMainWindow(); |
| if (win == null) { |
| continue; |
| } |
| |
| /** |
| * Exclusion region is the region that TapDetector doesn't care about. |
| * Here we want to remove all non-focused tasks from the exclusion region. |
| * We also remove the outside touch area for resizing for all freeform |
| * tasks (including the focused). |
| * |
| * (For freeform focused task, the below logic will first remove the enlarged |
| * area, then add back the inner area.) |
| */ |
| final boolean isFreeformed = task.inFreeformWorkspace(); |
| if (task != focusedTask || isFreeformed) { |
| task.getDimBounds(mTmpRect); |
| if (isFreeformed) { |
| // If we're removing a freeform, focused app from the exclusion region, |
| // we need to add back its touchable frame later. Remember the touchable |
| // frame now. |
| if (task == focusedTask) { |
| addBackFocusedTask = true; |
| mTmpRect2.set(mTmpRect); |
| } |
| // If the task is freeformed, enlarge the area to account for outside |
| // touch area for resize. |
| mTmpRect.inset(-delta, -delta); |
| // Intersect with display content rect. If we have system decor (status bar/ |
| // navigation bar), we want to exclude that from the tap detection. |
| // Otherwise, if the app is partially placed under some system button (eg. |
| // Recents, Home), pressing that button would cause a full series of |
| // unwanted transfer focus/resume/pause, before we could go home. |
| mTmpRect.intersect(mContentRect); |
| } |
| mTouchExcludeRegion.op(mTmpRect, Region.Op.DIFFERENCE); |
| } |
| if (task.isTwoFingerScrollMode()) { |
| stack.getBounds(mTmpRect); |
| mNonResizeableRegion.op(mTmpRect, Region.Op.UNION); |
| break; |
| } |
| } |
| } |
| // 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 (addBackFocusedTask) { |
| 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); |
| } |
| if (getDockedStackVisibleForUserLocked() != null) { |
| mDividerControllerLocked.getTouchRegion(mTmpRect); |
| mTouchExcludeRegion.op(mTmpRegion, Op.UNION); |
| } |
| if (mTapDetector != null) { |
| mTapDetector.setTouchExcludeRegion(mTouchExcludeRegion, mNonResizeableRegion); |
| } |
| } |
| |
| void switchUserStacks() { |
| final WindowList windows = getWindowList(); |
| for (int i = 0; i < windows.size(); i++) { |
| final WindowState win = windows.get(i); |
| if (win.isHiddenFromUserLocked()) { |
| if (DEBUG_VISIBILITY) Slog.w(TAG_WM, "user changing, hiding " + win |
| + ", attrs=" + win.mAttrs.type + ", belonging to " + win.mOwnerUid); |
| win.hideLw(false); |
| } |
| } |
| |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| mStacks.get(stackNdx).switchUser(); |
| } |
| } |
| |
| void resetAnimationBackgroundAnimator() { |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| mStacks.get(stackNdx).resetAnimationBackgroundAnimator(); |
| } |
| } |
| |
| boolean animateDimLayers() { |
| return mDimLayerController.animateDimLayers(); |
| } |
| |
| void resetDimming() { |
| mDimLayerController.resetDimming(); |
| } |
| |
| boolean isDimming() { |
| return mDimLayerController.isDimming(); |
| } |
| |
| void stopDimmingIfNeeded() { |
| mDimLayerController.stopDimmingIfNeeded(); |
| } |
| |
| void close() { |
| mDimLayerController.close(); |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| mStacks.get(stackNdx).close(); |
| } |
| } |
| |
| boolean isAnimating() { |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mStacks.get(stackNdx); |
| if (stack.isAnimating()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void checkForDeferredActions() { |
| boolean animating = false; |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mStacks.get(stackNdx); |
| if (stack.isAnimating()) { |
| animating = true; |
| } else { |
| if (stack.mDeferDetach) { |
| mService.detachStackLocked(this, stack); |
| } |
| final ArrayList<Task> tasks = stack.getTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { |
| final Task task = tasks.get(taskNdx); |
| AppTokenList tokens = task.mAppTokens; |
| for (int tokenNdx = tokens.size() - 1; tokenNdx >= 0; --tokenNdx) { |
| AppWindowToken wtoken = tokens.get(tokenNdx); |
| if (wtoken.mIsExiting) { |
| wtoken.removeAppFromTaskLocked(); |
| } |
| } |
| } |
| } |
| } |
| if (!animating && mDeferredRemoval) { |
| mService.onDisplayRemoved(mDisplayId); |
| } |
| } |
| |
| void rotateBounds(int oldRotation, int newRotation, Rect bounds) { |
| final int rotationDelta = DisplayContent.deltaRotation(oldRotation, newRotation); |
| getLogicalDisplayRect(mTmpRect); |
| switch (rotationDelta) { |
| case Surface.ROTATION_0: |
| mTmpRect2.set(bounds); |
| break; |
| case Surface.ROTATION_90: |
| mTmpRect2.top = mTmpRect.bottom - bounds.right; |
| mTmpRect2.left = bounds.top; |
| mTmpRect2.right = mTmpRect2.left + bounds.height(); |
| mTmpRect2.bottom = mTmpRect2.top + bounds.width(); |
| break; |
| case Surface.ROTATION_180: |
| mTmpRect2.top = mTmpRect.bottom - bounds.bottom; |
| mTmpRect2.left = mTmpRect.right - bounds.right; |
| mTmpRect2.right = mTmpRect2.left + bounds.width(); |
| mTmpRect2.bottom = mTmpRect2.top + bounds.height(); |
| break; |
| case Surface.ROTATION_270: |
| mTmpRect2.top = bounds.left; |
| mTmpRect2.left = mTmpRect.right - bounds.bottom; |
| mTmpRect2.right = mTmpRect2.left + bounds.height(); |
| mTmpRect2.bottom = mTmpRect2.top + bounds.width(); |
| break; |
| } |
| bounds.set(mTmpRect2); |
| } |
| |
| static int deltaRotation(int oldRotation, int newRotation) { |
| int delta = newRotation - oldRotation; |
| if (delta < 0) delta += 4; |
| return delta; |
| } |
| |
| 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.print(subPrefix); pw.print("deferred="); pw.print(mDeferredRemoval); |
| pw.print(" layoutNeeded="); pw.println(layoutNeeded); |
| |
| pw.println(); |
| pw.println(" Application tokens in top down Z order:"); |
| for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final TaskStack stack = mStacks.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--) { |
| 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); |
| } |
| |
| @Override |
| public String toString() { |
| return "Display " + mDisplayId + " info=" + mDisplayInfo + " stacks=" + mStacks; |
| } |
| |
| /** |
| * @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.isVisibleLocked()) ? stack : null; |
| } |
| |
| /** |
| * Like {@link #getDockedStackLocked}, but also returns the docked stack if it's currently not |
| * visible, as long as it's not hidden because the current user doesn't have any tasks there. |
| */ |
| TaskStack getDockedStackVisibleForUserLocked() { |
| final TaskStack stack = mService.mStackIdToStack.get(DOCKED_STACK_ID); |
| return (stack != null && stack.isVisibleForUserLocked()) ? stack : null; |
| } |
| |
| /** |
| * Find the visible, touch-deliverable window under the given point |
| */ |
| WindowState getTouchableWinAtPointLocked(float xf, float yf) { |
| WindowState touchedWin = null; |
| final int x = (int) xf; |
| final int y = (int) yf; |
| |
| for (int i = mWindows.size() - 1; i >= 0; i--) { |
| WindowState window = mWindows.get(i); |
| final int flags = window.mAttrs.flags; |
| if (!window.isVisibleLw()) { |
| continue; |
| } |
| if ((flags & FLAG_NOT_TOUCHABLE) != 0) { |
| continue; |
| } |
| |
| window.getVisibleBounds(mTmpRect); |
| if (!mTmpRect.contains(x, y)) { |
| continue; |
| } |
| |
| window.getTouchableRegion(mTmpRegion); |
| |
| final int touchFlags = flags & (FLAG_NOT_FOCUSABLE | FLAG_NOT_TOUCH_MODAL); |
| if (mTmpRegion.contains(x, y) || touchFlags == 0) { |
| touchedWin = window; |
| break; |
| } |
| } |
| |
| return touchedWin; |
| } |
| } |