| /* |
| * Copyright (C) 2016 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 android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.hardware.power.V1_0.PowerHint; |
| import android.os.Binder; |
| import android.os.Debug; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.ParcelFileDescriptor; |
| import android.os.PowerManager; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.UserHandle; |
| import android.provider.Settings; |
| import android.util.ArraySet; |
| import android.util.EventLog; |
| import android.util.Slog; |
| import android.util.SparseIntArray; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.Display; |
| import android.view.DisplayInfo; |
| import android.view.WindowManager; |
| |
| import com.android.internal.util.ArrayUtils; |
| import com.android.server.EventLogTags; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.function.Consumer; |
| |
| import static android.app.AppOpsManager.MODE_ALLOWED; |
| import static android.app.AppOpsManager.MODE_DEFAULT; |
| import static android.app.AppOpsManager.OP_NONE; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE; |
| import static android.view.WindowManager.LayoutParams.TYPE_DREAM; |
| import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG; |
| import static android.view.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; |
| 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_DISPLAY; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_KEEP_SCREEN_ON; |
| 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_POWER; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_VISIBILITY; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WALLPAPER_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WINDOW_TRACE; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_LIGHT_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_SURFACE_ALLOC; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_KEEP_SCREEN_ON; |
| 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.REPORT_LOSING_FOCUS; |
| import static com.android.server.wm.WindowManagerService.H.SEND_NEW_CONFIGURATION; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_PLACING_SURFACES; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES; |
| import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_NONE; |
| import static com.android.server.wm.WindowManagerService.H.WINDOW_FREEZE_TIMEOUT; |
| import static com.android.server.wm.WindowManagerService.logSurface; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_FORCE_HIDING_CHANGED; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_TURN_ON_SCREEN; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_UPDATE_ROTATION; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_ACTION_PENDING; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_MAY_CHANGE; |
| import static com.android.server.wm.proto.WindowManagerServiceProto.DISPLAYS; |
| import static com.android.server.wm.proto.WindowManagerServiceProto.WINDOWS; |
| |
| /** Root {@link WindowContainer} for the device. */ |
| class RootWindowContainer extends WindowContainer<DisplayContent> { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "RootWindowContainer" : TAG_WM; |
| |
| private static final int SET_SCREEN_BRIGHTNESS_OVERRIDE = 1; |
| private static final int SET_USER_ACTIVITY_TIMEOUT = 2; |
| |
| WindowManagerService mService; |
| |
| private boolean mWallpaperForceHidingChanged = false; |
| private Object mLastWindowFreezeSource = null; |
| private Session mHoldScreen = null; |
| private float mScreenBrightness = -1; |
| private long mUserActivityTimeout = -1; |
| private boolean mUpdateRotation = false; |
| // Following variables are for debugging screen wakelock only. |
| // Last window that requires screen wakelock |
| WindowState mHoldScreenWindow = null; |
| // Last window that obscures all windows below |
| WindowState mObscuringWindow = null; |
| // Only set while traversing the default display based on its content. |
| // Affects the behavior of mirroring on secondary displays. |
| private boolean mObscureApplicationContentOnSecondaryDisplays = false; |
| |
| private boolean mSustainedPerformanceModeEnabled = false; |
| private boolean mSustainedPerformanceModeCurrent = false; |
| |
| boolean mWallpaperMayChange = false; |
| // During an orientation change, we track whether all windows have rendered |
| // at the new orientation, and this will be false from changing orientation until that occurs. |
| // For seamless rotation cases this always stays true, as the windows complete their orientation |
| // changes 1 by 1 without disturbing global state. |
| boolean mOrientationChangeComplete = true; |
| boolean mWallpaperActionPending = false; |
| |
| private final ArrayList<Integer> mChangedStackList = new ArrayList(); |
| |
| // State for the RemoteSurfaceTrace system used in testing. If this is enabled SurfaceControl |
| // instances will be replaced with an instance that writes a binary representation of all |
| // commands to mSurfaceTraceFd. |
| boolean mSurfaceTraceEnabled; |
| ParcelFileDescriptor mSurfaceTraceFd; |
| RemoteEventTrace mRemoteEventTrace; |
| |
| private final WindowLayersController mLayersController; |
| final WallpaperController mWallpaperController; |
| |
| private final Handler mHandler; |
| |
| private String mCloseSystemDialogsReason; |
| private final Consumer<WindowState> mCloseSystemDialogsConsumer = w -> { |
| if (w.mHasSurface) { |
| try { |
| w.mClient.closeSystemDialogs(mCloseSystemDialogsReason); |
| } catch (RemoteException e) { |
| } |
| } |
| }; |
| |
| private static final Consumer<WindowState> sRemoveReplacedWindowsConsumer = w -> { |
| final AppWindowToken aToken = w.mAppToken; |
| if (aToken != null) { |
| aToken.removeReplacedWindowIfNeeded(w); |
| } |
| }; |
| |
| RootWindowContainer(WindowManagerService service) { |
| mService = service; |
| mHandler = new MyHandler(service.mH.getLooper()); |
| mLayersController = new WindowLayersController(mService); |
| mWallpaperController = new WallpaperController(mService); |
| } |
| |
| WindowState computeFocusedWindow() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final DisplayContent dc = mChildren.get(i); |
| final WindowState win = dc.findFocusedWindow(); |
| if (win != null) { |
| return win; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Get an array with display ids ordered by focus priority - last items should be given |
| * focus first. Sparse array just maps position to displayId. |
| */ |
| void getDisplaysInFocusOrder(SparseIntArray displaysInFocusOrder) { |
| displaysInFocusOrder.clear(); |
| |
| final int size = mChildren.size(); |
| for (int i = 0; i < size; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| if (displayContent.isRemovalDeferred()) { |
| // Don't report displays that are going to be removed soon. |
| continue; |
| } |
| displaysInFocusOrder.put(i, displayContent.getDisplayId()); |
| } |
| } |
| |
| /** |
| * Retrieve the DisplayContent for the specified displayId. Will create a new DisplayContent if |
| * there is a Display for the displayId. |
| * |
| * @param displayId The display the caller is interested in. |
| * @return The DisplayContent associated with displayId or null if there is no Display for it. |
| */ |
| DisplayContent getDisplayContentOrCreate(int displayId) { |
| DisplayContent dc = getDisplayContent(displayId); |
| |
| if (dc == null) { |
| final Display display = mService.mDisplayManager.getDisplay(displayId); |
| if (display != null) { |
| final long callingIdentity = Binder.clearCallingIdentity(); |
| try { |
| dc = createDisplayContent(display); |
| } finally { |
| Binder.restoreCallingIdentity(callingIdentity); |
| } |
| } |
| } |
| return dc; |
| } |
| |
| DisplayContent getDisplayContent(int displayId) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent current = mChildren.get(i); |
| if (current.getDisplayId() == displayId) { |
| return current; |
| } |
| } |
| return null; |
| } |
| |
| private DisplayContent createDisplayContent(final Display display) { |
| final DisplayContent dc = new DisplayContent(display, mService, mLayersController, |
| mWallpaperController); |
| final int displayId = display.getDisplayId(); |
| |
| if (DEBUG_DISPLAY) Slog.v(TAG_WM, "Adding display=" + display); |
| |
| final DisplayInfo displayInfo = dc.getDisplayInfo(); |
| final Rect rect = new Rect(); |
| mService.mDisplaySettings.getOverscanLocked(displayInfo.name, displayInfo.uniqueId, rect); |
| displayInfo.overscanLeft = rect.left; |
| displayInfo.overscanTop = rect.top; |
| displayInfo.overscanRight = rect.right; |
| displayInfo.overscanBottom = rect.bottom; |
| if (mService.mDisplayManagerInternal != null) { |
| mService.mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( |
| displayId, displayInfo); |
| mService.configureDisplayPolicyLocked(dc); |
| |
| // Tap Listeners are supported for: |
| // 1. All physical displays (multi-display). |
| // 2. VirtualDisplays on VR, AA (and everything else). |
| if (mService.canDispatchPointerEvents()) { |
| if (DEBUG_DISPLAY) { |
| Slog.d(TAG, |
| "Registering PointerEventListener for DisplayId: " + displayId); |
| } |
| dc.mTapDetector = new TaskTapPointerEventListener(mService, dc); |
| mService.registerPointerEventListener(dc.mTapDetector); |
| if (displayId == DEFAULT_DISPLAY) { |
| mService.registerPointerEventListener(mService.mMousePositionTracker); |
| } |
| } |
| } |
| |
| return dc; |
| } |
| |
| boolean isLayoutNeeded() { |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.isLayoutNeeded()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void getWindowsByName(ArrayList<WindowState> output, String name) { |
| int objectId = 0; |
| // See if this is an object ID. |
| try { |
| objectId = Integer.parseInt(name, 16); |
| name = null; |
| } catch (RuntimeException e) { |
| } |
| |
| getWindowsByName(output, name, objectId); |
| } |
| |
| private void getWindowsByName(ArrayList<WindowState> output, String name, int objectId) { |
| forAllWindows((w) -> { |
| if (name != null) { |
| if (w.mAttrs.getTitle().toString().contains(name)) { |
| output.add(w); |
| } |
| } else if (System.identityHashCode(w) == objectId) { |
| output.add(w); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| /** |
| * Returns the app window token for the input binder if it exist in the system. |
| * NOTE: Only one AppWindowToken is allowed to exist in the system for a binder token, since |
| * AppWindowToken represents an activity which can only exist on one display. |
| */ |
| AppWindowToken getAppWindowToken(IBinder binder) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final AppWindowToken atoken = dc.getAppWindowToken(binder); |
| if (atoken != null) { |
| return atoken; |
| } |
| } |
| return null; |
| } |
| |
| /** Returns the display object the input window token is currently mapped on. */ |
| DisplayContent getWindowTokenDisplay(WindowToken token) { |
| if (token == null) { |
| return null; |
| } |
| |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final WindowToken current = dc.getWindowToken(token.token); |
| if (current == token) { |
| return dc; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Set new display override config and return array of ids of stacks that were changed during |
| * update. If called for the default display, global configuration will also be updated. |
| */ |
| int[] setDisplayOverrideConfigurationIfNeeded(Configuration newConfiguration, int displayId) { |
| final DisplayContent displayContent = getDisplayContent(displayId); |
| if (displayContent == null) { |
| throw new IllegalArgumentException("Display not found for id: " + displayId); |
| } |
| |
| final Configuration currentConfig = displayContent.getOverrideConfiguration(); |
| final boolean configChanged = currentConfig.diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return null; |
| } |
| displayContent.onOverrideConfigurationChanged(newConfiguration); |
| |
| if (displayId == DEFAULT_DISPLAY) { |
| // Override configuration of the default display duplicates global config. In this case |
| // we also want to update the global config. |
| return setGlobalConfigurationIfNeeded(newConfiguration); |
| } else { |
| return updateStackBoundsAfterConfigChange(displayId); |
| } |
| } |
| |
| private int[] setGlobalConfigurationIfNeeded(Configuration newConfiguration) { |
| final boolean configChanged = getConfiguration().diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return null; |
| } |
| onConfigurationChanged(newConfiguration); |
| return updateStackBoundsAfterConfigChange(); |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newParentConfig) { |
| prepareFreezingTaskBounds(); |
| super.onConfigurationChanged(newParentConfig); |
| |
| mService.mPolicy.onConfigurationChanged(); |
| } |
| |
| /** |
| * Callback used to trigger bounds update after configuration change and get ids of stacks whose |
| * bounds were updated. |
| */ |
| private int[] updateStackBoundsAfterConfigChange() { |
| mChangedStackList.clear(); |
| |
| final int numDisplays = mChildren.size(); |
| for (int i = 0; i < numDisplays; ++i) { |
| final DisplayContent dc = mChildren.get(i); |
| dc.updateStackBoundsAfterConfigChange(mChangedStackList); |
| } |
| |
| return mChangedStackList.isEmpty() ? null : ArrayUtils.convertToIntArray(mChangedStackList); |
| } |
| |
| /** Same as {@link #updateStackBoundsAfterConfigChange()} but only for a specific display. */ |
| private int[] updateStackBoundsAfterConfigChange(int displayId) { |
| mChangedStackList.clear(); |
| |
| final DisplayContent dc = getDisplayContent(displayId); |
| dc.updateStackBoundsAfterConfigChange(mChangedStackList); |
| |
| return mChangedStackList.isEmpty() ? null : ArrayUtils.convertToIntArray(mChangedStackList); |
| } |
| |
| private void prepareFreezingTaskBounds() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| mChildren.get(i).prepareFreezingTaskBounds(); |
| } |
| } |
| |
| TaskStack getStackById(int stackId) { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final DisplayContent dc = mChildren.get(i); |
| final TaskStack stack = dc.getStackById(stackId); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| void setSecureSurfaceState(int userId, boolean disabled) { |
| forAllWindows((w) -> { |
| if (w.mHasSurface && userId == UserHandle.getUserId(w.mOwnerUid)) { |
| w.mWinAnimator.setSecureLocked(disabled); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void updateAppOpsState() { |
| forAllWindows((w) -> { |
| if (w.mAppOp == OP_NONE) { |
| return; |
| } |
| final int mode = mService.mAppOps.checkOpNoThrow(w.mAppOp, w.getOwningUid(), |
| w.getOwningPackage()); |
| w.setAppOpVisibilityLw(mode == MODE_ALLOWED || mode == MODE_DEFAULT); |
| }, false /* traverseTopToBottom */); |
| } |
| |
| boolean canShowStrictModeViolation(int pid) { |
| final WindowState win = getWindow((w) -> w.mSession.mPid == pid && w.isVisibleLw()); |
| return win != null; |
| } |
| |
| void closeSystemDialogs(String reason) { |
| mCloseSystemDialogsReason = reason; |
| forAllWindows(mCloseSystemDialogsConsumer, false /* traverseTopToBottom */); |
| } |
| |
| void removeReplacedWindows() { |
| if (SHOW_TRANSACTIONS) Slog.i(TAG, ">>> OPEN TRANSACTION removeReplacedWindows"); |
| mService.openSurfaceTransaction(); |
| try { |
| forAllWindows(sRemoveReplacedWindowsConsumer, true /* traverseTopToBottom */); |
| } finally { |
| mService.closeSurfaceTransaction(); |
| if (SHOW_TRANSACTIONS) Slog.i(TAG, "<<< CLOSE TRANSACTION removeReplacedWindows"); |
| } |
| } |
| |
| boolean hasPendingLayoutChanges(WindowAnimator animator) { |
| boolean hasChanges = false; |
| |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent dc = mChildren.get(i); |
| final int pendingChanges = animator.getPendingLayoutChanges(dc.getDisplayId()); |
| if ((pendingChanges & FINISH_LAYOUT_REDO_WALLPAPER) != 0) { |
| animator.mBulkUpdateParams |= SET_WALLPAPER_ACTION_PENDING; |
| } |
| if (pendingChanges != 0) { |
| hasChanges = true; |
| } |
| } |
| |
| return hasChanges; |
| } |
| |
| boolean reclaimSomeSurfaceMemory(WindowStateAnimator winAnimator, String operation, |
| boolean secure) { |
| final WindowSurfaceController surfaceController = winAnimator.mSurfaceController; |
| boolean leakedSurface = false; |
| boolean killedApps = false; |
| |
| EventLog.writeEvent(EventLogTags.WM_NO_SURFACE_MEMORY, winAnimator.mWin.toString(), |
| winAnimator.mSession.mPid, operation); |
| |
| final long callingIdentity = Binder.clearCallingIdentity(); |
| try { |
| // There was some problem...first, do a sanity check of the window list to make sure |
| // we haven't left any dangling surfaces around. |
| |
| Slog.i(TAG_WM, "Out of memory for surface! Looking for leaks..."); |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| leakedSurface |= mChildren.get(displayNdx).destroyLeakedSurfaces(); |
| } |
| |
| if (!leakedSurface) { |
| Slog.w(TAG_WM, "No leaked surfaces; killing applications!"); |
| final SparseIntArray pidCandidates = new SparseIntArray(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| mChildren.get(displayNdx).forAllWindows((w) -> { |
| if (mService.mForceRemoves.contains(w)) { |
| return; |
| } |
| final WindowStateAnimator wsa = w.mWinAnimator; |
| if (wsa.mSurfaceController != null) { |
| pidCandidates.append(wsa.mSession.mPid, wsa.mSession.mPid); |
| } |
| }, false /* traverseTopToBottom */); |
| |
| if (pidCandidates.size() > 0) { |
| int[] pids = new int[pidCandidates.size()]; |
| for (int i = 0; i < pids.length; i++) { |
| pids[i] = pidCandidates.keyAt(i); |
| } |
| try { |
| if (mService.mActivityManager.killPids(pids, "Free memory", secure)) { |
| killedApps = true; |
| } |
| } catch (RemoteException e) { |
| } |
| } |
| } |
| } |
| |
| if (leakedSurface || killedApps) { |
| // We managed to reclaim some memory, so get rid of the trouble surface and ask the |
| // app to request another one. |
| Slog.w(TAG_WM, |
| "Looks like we have reclaimed some memory, clearing surface for retry."); |
| if (surfaceController != null) { |
| if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) logSurface(winAnimator.mWin, |
| "RECOVER DESTROY", false); |
| winAnimator.destroySurface(); |
| if (winAnimator.mWin.mAppToken != null |
| && winAnimator.mWin.mAppToken.getController() != null) { |
| winAnimator.mWin.mAppToken.getController().removeStartingWindow(); |
| } |
| } |
| |
| try { |
| winAnimator.mWin.mClient.dispatchGetNewSurface(); |
| } catch (RemoteException e) { |
| } |
| } |
| } finally { |
| Binder.restoreCallingIdentity(callingIdentity); |
| } |
| |
| return leakedSurface || killedApps; |
| } |
| |
| // "Something has changed! Let's make it correct now." |
| // TODO: Super crazy long method that should be broken down... |
| void performSurfacePlacement(boolean recoveringMemory) { |
| if (DEBUG_WINDOW_TRACE) Slog.v(TAG, "performSurfacePlacementInner: entry. Called by " |
| + Debug.getCallers(3)); |
| |
| int i; |
| boolean updateInputWindowsNeeded = false; |
| |
| if (mService.mFocusMayChange) { |
| mService.mFocusMayChange = false; |
| updateInputWindowsNeeded = mService.updateFocusedWindowLocked( |
| UPDATE_FOCUS_WILL_PLACE_SURFACES, false /*updateInputWindows*/); |
| } |
| |
| // Initialize state of exiting tokens. |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| displayContent.setExitingTokensHasVisible(false); |
| } |
| |
| mHoldScreen = null; |
| mScreenBrightness = -1; |
| mUserActivityTimeout = -1; |
| mObscureApplicationContentOnSecondaryDisplays = false; |
| mSustainedPerformanceModeCurrent = false; |
| mService.mTransactionSequence++; |
| |
| // TODO(multi-display): |
| final DisplayContent defaultDisplay = mService.getDefaultDisplayContentLocked(); |
| final DisplayInfo defaultInfo = defaultDisplay.getDisplayInfo(); |
| final int defaultDw = defaultInfo.logicalWidth; |
| final int defaultDh = defaultInfo.logicalHeight; |
| |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| ">>> OPEN TRANSACTION performLayoutAndPlaceSurfaces"); |
| mService.openSurfaceTransaction(); |
| try { |
| applySurfaceChangesTransaction(recoveringMemory, defaultDw, defaultDh); |
| } catch (RuntimeException e) { |
| Slog.wtf(TAG, "Unhandled exception in Window Manager", e); |
| } finally { |
| mService.closeSurfaceTransaction(); |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| "<<< CLOSE TRANSACTION performLayoutAndPlaceSurfaces"); |
| } |
| |
| final WindowSurfacePlacer surfacePlacer = mService.mWindowPlacerLocked; |
| |
| // If we are ready to perform an app transition, check through all of the app tokens to be |
| // shown and see if they are ready to go. |
| if (mService.mAppTransition.isReady()) { |
| defaultDisplay.pendingLayoutChanges |= |
| surfacePlacer.handleAppTransitionReadyLocked(); |
| if (DEBUG_LAYOUT_REPEATS) |
| surfacePlacer.debugLayoutRepeats("after handleAppTransitionReadyLocked", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| if (!mService.mAnimator.mAppWindowAnimating && mService.mAppTransition.isRunning()) { |
| // We have finished the animation of an app transition. To do this, we have delayed a |
| // lot of operations like showing and hiding apps, moving apps in Z-order, etc. The app |
| // token list reflects the correct Z-order, but the window list may now be out of sync |
| // with it. So here we will just rebuild the entire app window list. Fun! |
| defaultDisplay.pendingLayoutChanges |= |
| mService.handleAnimatingStoppedAndTransitionLocked(); |
| if (DEBUG_LAYOUT_REPEATS) |
| surfacePlacer.debugLayoutRepeats("after handleAnimStopAndXitionLock", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| if (mWallpaperForceHidingChanged && defaultDisplay.pendingLayoutChanges == 0 |
| && !mService.mAppTransition.isReady()) { |
| // At this point, there was a window with a wallpaper that was force hiding other |
| // windows behind it, but now it is going away. This may be simple -- just animate away |
| // the wallpaper and its window -- or it may be hard -- the wallpaper now needs to be |
| // shown behind something that was hidden. |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats( |
| "after animateAwayWallpaperLocked", defaultDisplay.pendingLayoutChanges); |
| } |
| mWallpaperForceHidingChanged = false; |
| |
| if (mWallpaperMayChange) { |
| if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "Wallpaper may change! Adjusting"); |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats("WallpaperMayChange", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| if (mService.mFocusMayChange) { |
| mService.mFocusMayChange = false; |
| if (mService.updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, |
| false /*updateInputWindows*/)) { |
| updateInputWindowsNeeded = true; |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_ANIM; |
| } |
| } |
| |
| if (isLayoutNeeded()) { |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats("mLayoutNeeded", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| final ArraySet<DisplayContent> touchExcludeRegionUpdateDisplays = handleResizingWindows(); |
| |
| if (DEBUG_ORIENTATION && mService.mDisplayFrozen) Slog.v(TAG, |
| "With display frozen, orientationChangeComplete=" + mOrientationChangeComplete); |
| if (mOrientationChangeComplete) { |
| if (mService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| mService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_NONE; |
| mService.mLastFinishedFreezeSource = mLastWindowFreezeSource; |
| mService.mH.removeMessages(WINDOW_FREEZE_TIMEOUT); |
| } |
| mService.stopFreezingDisplayLocked(); |
| } |
| |
| // Destroy the surface of any windows that are no longer visible. |
| boolean wallpaperDestroyed = false; |
| i = mService.mDestroySurface.size(); |
| if (i > 0) { |
| do { |
| i--; |
| WindowState win = mService.mDestroySurface.get(i); |
| win.mDestroying = false; |
| if (mService.mInputMethodWindow == win) { |
| mService.setInputMethodWindowLocked(null); |
| } |
| if (win.getDisplayContent().mWallpaperController.isWallpaperTarget(win)) { |
| wallpaperDestroyed = true; |
| } |
| win.destroySurfaceUnchecked(); |
| } while (i > 0); |
| mService.mDestroySurface.clear(); |
| } |
| |
| // Time to remove any exiting tokens? |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| displayContent.removeExistingTokensIfPossible(); |
| } |
| |
| if (wallpaperDestroyed) { |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| defaultDisplay.setLayoutNeeded(); |
| } |
| |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.pendingLayoutChanges != 0) { |
| displayContent.setLayoutNeeded(); |
| } |
| } |
| |
| // Finally update all input windows now that the window changes have stabilized. |
| mService.mInputMonitor.updateInputWindowsLw(true /*force*/); |
| |
| mService.setHoldScreenLocked(mHoldScreen); |
| if (!mService.mDisplayFrozen) { |
| final int brightness = mScreenBrightness < 0 || mScreenBrightness > 1.0f |
| ? -1 : toBrightnessOverride(mScreenBrightness); |
| |
| // Post these on a handler such that we don't call into power manager service while |
| // holding the window manager lock to avoid lock contention with power manager lock. |
| mHandler.obtainMessage(SET_SCREEN_BRIGHTNESS_OVERRIDE, brightness, 0).sendToTarget(); |
| mHandler.obtainMessage(SET_USER_ACTIVITY_TIMEOUT, mUserActivityTimeout).sendToTarget(); |
| } |
| |
| if (mSustainedPerformanceModeCurrent != mSustainedPerformanceModeEnabled) { |
| mSustainedPerformanceModeEnabled = mSustainedPerformanceModeCurrent; |
| mService.mPowerManagerInternal.powerHint( |
| PowerHint.SUSTAINED_PERFORMANCE, |
| (mSustainedPerformanceModeEnabled ? 1 : 0)); |
| } |
| |
| if (mService.mTurnOnScreen) { |
| if (mService.mAllowTheaterModeWakeFromLayout |
| || Settings.Global.getInt(mService.mContext.getContentResolver(), |
| Settings.Global.THEATER_MODE_ON, 0) == 0) { |
| if (DEBUG_VISIBILITY || DEBUG_POWER) { |
| Slog.v(TAG, "Turning screen on after layout!"); |
| } |
| mService.mPowerManager.wakeUp(SystemClock.uptimeMillis(), |
| "android.server.wm:TURN_ON"); |
| } |
| mService.mTurnOnScreen = false; |
| } |
| |
| if (mUpdateRotation) { |
| if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); |
| // TODO(multi-display): Update rotation for different displays separately. |
| final int displayId = defaultDisplay.getDisplayId(); |
| if (defaultDisplay.updateRotationUnchecked(false /* inTransaction */)) { |
| mService.mH.obtainMessage(SEND_NEW_CONFIGURATION, displayId).sendToTarget(); |
| } else { |
| mUpdateRotation = false; |
| } |
| // Update rotation of VR virtual display separately. Currently this is the only kind of |
| // secondary display that can be rotated because of the single-display limitations in |
| // PhoneWindowManager. |
| final DisplayContent vrDisplay = mService.mVr2dDisplayId != INVALID_DISPLAY |
| ? getDisplayContent(mService.mVr2dDisplayId) : null; |
| if (vrDisplay != null && vrDisplay.updateRotationUnchecked(false /* inTransaction */)) { |
| mService.mH.obtainMessage(SEND_NEW_CONFIGURATION, mService.mVr2dDisplayId) |
| .sendToTarget(); |
| } |
| } |
| |
| if (mService.mWaitingForDrawnCallback != null || |
| (mOrientationChangeComplete && !defaultDisplay.isLayoutNeeded() |
| && !mUpdateRotation)) { |
| mService.checkDrawnWindowsLocked(); |
| } |
| |
| final int N = mService.mPendingRemove.size(); |
| if (N > 0) { |
| if (mService.mPendingRemoveTmp.length < N) { |
| mService.mPendingRemoveTmp = new WindowState[N+10]; |
| } |
| mService.mPendingRemove.toArray(mService.mPendingRemoveTmp); |
| mService.mPendingRemove.clear(); |
| ArrayList<DisplayContent> displayList = new ArrayList(); |
| for (i = 0; i < N; i++) { |
| final WindowState w = mService.mPendingRemoveTmp[i]; |
| w.removeImmediately(); |
| final DisplayContent displayContent = w.getDisplayContent(); |
| if (displayContent != null && !displayList.contains(displayContent)) { |
| displayList.add(displayContent); |
| } |
| } |
| |
| for (int j = displayList.size() - 1; j >= 0; --j) { |
| final DisplayContent dc = displayList.get(j); |
| dc.assignWindowLayers(true /*setLayoutNeeded*/); |
| } |
| } |
| |
| // Remove all deferred displays stacks, tasks, and activities. |
| for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) { |
| mChildren.get(displayNdx).checkCompleteDeferredRemoval(); |
| } |
| |
| if (updateInputWindowsNeeded) { |
| mService.mInputMonitor.updateInputWindowsLw(false /*force*/); |
| } |
| mService.setFocusTaskRegionLocked(null); |
| if (touchExcludeRegionUpdateDisplays != null) { |
| final DisplayContent focusedDc = mService.mFocusedApp != null |
| ? mService.mFocusedApp.getDisplayContent() : null; |
| for (DisplayContent dc : touchExcludeRegionUpdateDisplays) { |
| // The focused DisplayContent was recalcuated in setFocusTaskRegionLocked |
| if (focusedDc != dc) { |
| dc.setTouchExcludeRegion(null /* focusedTask */); |
| } |
| } |
| } |
| |
| // Check to see if we are now in a state where the screen should |
| // be enabled, because the window obscured flags have changed. |
| mService.enableScreenIfNeededLocked(); |
| |
| mService.scheduleAnimationLocked(); |
| mService.mWindowPlacerLocked.destroyPendingSurfaces(); |
| |
| if (DEBUG_WINDOW_TRACE) Slog.e(TAG, |
| "performSurfacePlacementInner exit: animating=" + mService.mAnimator.isAnimating()); |
| } |
| |
| private void applySurfaceChangesTransaction(boolean recoveringMemory, int defaultDw, |
| int defaultDh) { |
| mHoldScreenWindow = null; |
| mObscuringWindow = null; |
| |
| // TODO(multi-display): Support these features on secondary screens. |
| if (mService.mWatermark != null) { |
| mService.mWatermark.positionSurface(defaultDw, defaultDh); |
| } |
| if (mService.mStrictModeFlash != null) { |
| mService.mStrictModeFlash.positionSurface(defaultDw, defaultDh); |
| } |
| if (mService.mCircularDisplayMask != null) { |
| mService.mCircularDisplayMask.positionSurface(defaultDw, defaultDh, |
| mService.getDefaultDisplayRotation()); |
| } |
| if (mService.mEmulatorDisplayOverlay != null) { |
| mService.mEmulatorDisplayOverlay.positionSurface(defaultDw, defaultDh, |
| mService.getDefaultDisplayRotation()); |
| } |
| |
| boolean focusDisplayed = false; |
| |
| final int count = mChildren.size(); |
| for (int j = 0; j < count; ++j) { |
| final DisplayContent dc = mChildren.get(j); |
| focusDisplayed |= dc.applySurfaceChangesTransaction(recoveringMemory); |
| } |
| |
| if (focusDisplayed) { |
| mService.mH.sendEmptyMessage(REPORT_LOSING_FOCUS); |
| } |
| |
| // Give the display manager a chance to adjust properties like display rotation if it needs |
| // to. |
| mService.mDisplayManagerInternal.performTraversalInTransactionFromWindowManager(); |
| } |
| |
| /** |
| * Handles resizing windows during surface placement. |
| * |
| * @return A set of any DisplayContent whose touch exclude region needs to be recalculated due |
| * to a tap-exclude window resizing, or null if no such DisplayContents were found. |
| */ |
| private ArraySet<DisplayContent> handleResizingWindows() { |
| ArraySet<DisplayContent> touchExcludeRegionUpdateSet = null; |
| for (int i = mService.mResizingWindows.size() - 1; i >= 0; i--) { |
| WindowState win = mService.mResizingWindows.get(i); |
| if (win.mAppFreezing) { |
| // Don't remove this window until rotation has completed. |
| continue; |
| } |
| win.reportResized(); |
| mService.mResizingWindows.remove(i); |
| if (WindowManagerService.excludeWindowTypeFromTapOutTask(win.mAttrs.type)) { |
| final DisplayContent dc = win.getDisplayContent(); |
| if (touchExcludeRegionUpdateSet == null) { |
| touchExcludeRegionUpdateSet = new ArraySet<>(); |
| } |
| touchExcludeRegionUpdateSet.add(dc); |
| } |
| } |
| return touchExcludeRegionUpdateSet; |
| } |
| |
| /** |
| * @param w WindowState this method is applied to. |
| * @param obscured True if there is a window on top of this obscuring the display. |
| * @param syswin System window? |
| * @return True when the display contains content to show the user. When false, the display |
| * manager may choose to mirror or blank the display. |
| */ |
| boolean handleNotObscuredLocked(WindowState w, boolean obscured, boolean syswin) { |
| final WindowManager.LayoutParams attrs = w.mAttrs; |
| final int attrFlags = attrs.flags; |
| final boolean canBeSeen = w.isDisplayedLw(); |
| final int privateflags = attrs.privateFlags; |
| boolean displayHasContent = false; |
| |
| if (w.mHasSurface && canBeSeen) { |
| if ((attrFlags & FLAG_KEEP_SCREEN_ON) != 0) { |
| mHoldScreen = w.mSession; |
| mHoldScreenWindow = w; |
| } else if (DEBUG_KEEP_SCREEN_ON && w == mService.mLastWakeLockHoldingWindow) { |
| Slog.d(TAG_KEEP_SCREEN_ON, "handleNotObscuredLocked: " + w + " was holding " |
| + "screen wakelock but no longer has FLAG_KEEP_SCREEN_ON!!! called by" |
| + Debug.getCallers(10)); |
| } |
| if (!syswin && w.mAttrs.screenBrightness >= 0 && mScreenBrightness < 0) { |
| mScreenBrightness = w.mAttrs.screenBrightness; |
| } |
| if (!syswin && w.mAttrs.userActivityTimeout >= 0 && mUserActivityTimeout < 0) { |
| mUserActivityTimeout = w.mAttrs.userActivityTimeout; |
| } |
| |
| final int type = attrs.type; |
| // This function assumes that the contents of the default display are processed first |
| // before secondary displays. |
| final DisplayContent displayContent = w.getDisplayContent(); |
| if (displayContent != null && displayContent.isDefaultDisplay) { |
| // While a dream or keyguard is showing, obscure ordinary application content on |
| // secondary displays (by forcibly enabling mirroring unless there is other content |
| // we want to show) but still allow opaque keyguard dialogs to be shown. |
| if (type == TYPE_DREAM || (attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) { |
| mObscureApplicationContentOnSecondaryDisplays = true; |
| } |
| displayHasContent = true; |
| } else if (displayContent != null && |
| (!mObscureApplicationContentOnSecondaryDisplays |
| || (obscured && type == TYPE_KEYGUARD_DIALOG))) { |
| // Allow full screen keyguard presentation dialogs to be seen. |
| displayHasContent = true; |
| } |
| if ((privateflags & PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE) != 0) { |
| mSustainedPerformanceModeCurrent = true; |
| } |
| } |
| |
| return displayHasContent; |
| } |
| |
| boolean copyAnimToLayoutParams() { |
| boolean doRequest = false; |
| |
| final int bulkUpdateParams = mService.mAnimator.mBulkUpdateParams; |
| if ((bulkUpdateParams & SET_UPDATE_ROTATION) != 0) { |
| mUpdateRotation = true; |
| doRequest = true; |
| } |
| if ((bulkUpdateParams & SET_WALLPAPER_MAY_CHANGE) != 0) { |
| mWallpaperMayChange = true; |
| doRequest = true; |
| } |
| if ((bulkUpdateParams & SET_FORCE_HIDING_CHANGED) != 0) { |
| mWallpaperForceHidingChanged = true; |
| doRequest = true; |
| } |
| if ((bulkUpdateParams & SET_ORIENTATION_CHANGE_COMPLETE) == 0) { |
| mOrientationChangeComplete = false; |
| } else { |
| mOrientationChangeComplete = true; |
| mLastWindowFreezeSource = mService.mAnimator.mLastWindowFreezeSource; |
| if (mService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| doRequest = true; |
| } |
| } |
| if ((bulkUpdateParams & SET_TURN_ON_SCREEN) != 0) { |
| mService.mTurnOnScreen = true; |
| } |
| if ((bulkUpdateParams & SET_WALLPAPER_ACTION_PENDING) != 0) { |
| mWallpaperActionPending = true; |
| } |
| |
| return doRequest; |
| } |
| |
| private static int toBrightnessOverride(float value) { |
| return (int)(value * PowerManager.BRIGHTNESS_ON); |
| } |
| |
| private final class MyHandler extends Handler { |
| |
| public MyHandler(Looper looper) { |
| super(looper); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case SET_SCREEN_BRIGHTNESS_OVERRIDE: |
| mService.mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager( |
| msg.arg1); |
| break; |
| case SET_USER_ACTIVITY_TIMEOUT: |
| mService.mPowerManagerInternal.setUserActivityTimeoutOverrideFromWindowManager( |
| (Long) msg.obj); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| void enableSurfaceTrace(ParcelFileDescriptor pfd) { |
| final FileDescriptor fd = pfd.getFileDescriptor(); |
| if (mSurfaceTraceEnabled) { |
| disableSurfaceTrace(); |
| } |
| mSurfaceTraceEnabled = true; |
| mRemoteEventTrace = new RemoteEventTrace(mService, fd); |
| mSurfaceTraceFd = pfd; |
| for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent dc = mChildren.get(displayNdx); |
| dc.enableSurfaceTrace(fd); |
| } |
| } |
| |
| void disableSurfaceTrace() { |
| mSurfaceTraceEnabled = false; |
| mRemoteEventTrace = null; |
| mSurfaceTraceFd = null; |
| for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent dc = mChildren.get(displayNdx); |
| dc.disableSurfaceTrace(); |
| } |
| } |
| |
| void dumpDisplayContents(PrintWriter pw) { |
| pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)"); |
| if (mService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.dump(" ", pw); |
| } |
| } else { |
| pw.println(" NO DISPLAY"); |
| } |
| } |
| |
| void dumpLayoutNeededDisplayIds(PrintWriter pw) { |
| if (!isLayoutNeeded()) { |
| return; |
| } |
| pw.print(" mLayoutNeeded on displays="); |
| final int count = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < count; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.isLayoutNeeded()) { |
| pw.print(displayContent.getDisplayId()); |
| } |
| } |
| pw.println(); |
| } |
| |
| void dumpWindowsNoHeader(PrintWriter pw, boolean dumpAll, ArrayList<WindowState> windows) { |
| final int[] index = new int[1]; |
| forAllWindows((w) -> { |
| if (windows == null || windows.contains(w)) { |
| pw.println(" Window #" + index[0] + " " + w + ":"); |
| w.dump(pw, " ", dumpAll || windows != null); |
| index[0] = index[0] + 1; |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void dumpTokens(PrintWriter pw, boolean dumpAll) { |
| pw.println(" All tokens:"); |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| mChildren.get(i).dumpTokens(pw, dumpAll); |
| } |
| } |
| |
| void writeToProto(ProtoOutputStream proto) { |
| if (mService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.writeToProto(proto, DISPLAYS); |
| } |
| } |
| forAllWindows((w) -> { |
| w.writeIdentifierToProto(proto, WINDOWS); |
| }, true); |
| } |
| |
| @Override |
| String getName() { |
| return "ROOT"; |
| } |
| } |
