| /* |
| * 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 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.WindowManager.LayoutParams.TYPE_TOAST; |
| |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| import static com.android.server.wm.RootWindowContainerProto.DISPLAYS; |
| import static com.android.server.wm.RootWindowContainerProto.WINDOWS; |
| import static com.android.server.wm.RootWindowContainerProto.WINDOW_CONTAINER; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_DISPLAY; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_FOCUS_LIGHT; |
| 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_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.WINDOW_FREEZE_TIMEOUT; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_NORMAL; |
| 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.logSurface; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_UPDATE_ROTATION; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_ACTION_PENDING; |
| |
| import android.annotation.CallSuper; |
| import android.annotation.NonNull; |
| import android.content.res.Configuration; |
| 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.PowerManager; |
| import android.os.RemoteException; |
| import android.os.UserHandle; |
| 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.SurfaceControl; |
| import android.view.WindowManager; |
| |
| import com.android.server.EventLogTags; |
| |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.function.Consumer; |
| |
| /** Root {@link WindowContainer} for the device. */ |
| class RootWindowContainer extends WindowContainer<DisplayContent> |
| implements ConfigurationContainerListener { |
| 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; |
| |
| // TODO: Remove after object merge with RootActivityContainer. |
| private RootActivityContainer mRootActivityContainer; |
| |
| 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; |
| |
| // 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 Handler mHandler; |
| |
| private String mCloseSystemDialogsReason; |
| |
| // The ID of the display which is responsible for receiving display-unspecified key and pointer |
| // events. |
| private int mTopFocusedDisplayId = INVALID_DISPLAY; |
| |
| // Map from the PID to the top most app which has a focused window of the process. |
| final HashMap<Integer, AppWindowToken> mTopFocusedAppByProcess = new HashMap<>(); |
| |
| // Only a separate transaction until we separate the apply surface changes |
| // transaction from the global transaction. |
| private final SurfaceControl.Transaction mDisplayTransaction = new SurfaceControl.Transaction(); |
| |
| 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) { |
| super(service); |
| mHandler = new MyHandler(service.mH.getLooper()); |
| } |
| |
| void setRootActivityContainer(RootActivityContainer container) { |
| mRootActivityContainer = container; |
| if (container != null) { |
| container.registerConfigurationChangeListener(this); |
| } |
| } |
| |
| boolean updateFocusedWindowLocked(int mode, boolean updateInputWindows) { |
| mTopFocusedAppByProcess.clear(); |
| boolean changed = false; |
| int topFocusedDisplayId = INVALID_DISPLAY; |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| changed |= dc.updateFocusedWindowLocked(mode, updateInputWindows); |
| final WindowState newFocus = dc.mCurrentFocus; |
| if (newFocus != null) { |
| final int pidOfNewFocus = newFocus.mSession.mPid; |
| if (mTopFocusedAppByProcess.get(pidOfNewFocus) == null) { |
| mTopFocusedAppByProcess.put(pidOfNewFocus, newFocus.mAppToken); |
| } |
| if (topFocusedDisplayId == INVALID_DISPLAY) { |
| topFocusedDisplayId = dc.getDisplayId(); |
| } |
| } |
| } |
| if (topFocusedDisplayId == INVALID_DISPLAY) { |
| topFocusedDisplayId = DEFAULT_DISPLAY; |
| } |
| if (mTopFocusedDisplayId != topFocusedDisplayId) { |
| mTopFocusedDisplayId = topFocusedDisplayId; |
| mWmService.mInputManager.setFocusedDisplay(topFocusedDisplayId); |
| mWmService.mPolicy.setTopFocusedDisplay(topFocusedDisplayId); |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "New topFocusedDisplayId=" |
| + topFocusedDisplayId); |
| } |
| return changed; |
| } |
| |
| DisplayContent getTopFocusedDisplayContent() { |
| final DisplayContent dc = getDisplayContent(mTopFocusedDisplayId); |
| return dc != null ? dc : getDisplayContent(DEFAULT_DISPLAY); |
| } |
| |
| @Override |
| void onChildPositionChanged() { |
| mWmService.updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, |
| !mWmService.mPerDisplayFocusEnabled /* updateInputWindows */); |
| } |
| |
| 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; |
| } |
| |
| DisplayContent createDisplayContent(final Display display, ActivityDisplay activityDisplay) { |
| final int displayId = display.getDisplayId(); |
| |
| // In select scenarios, it is possible that a DisplayContent will be created on demand |
| // rather than waiting for the controller. In this case, associate the controller and return |
| // the existing display. |
| final DisplayContent existing = getDisplayContent(displayId); |
| |
| if (existing != null) { |
| existing.mAcitvityDisplay = activityDisplay; |
| existing.initializeDisplayOverrideConfiguration(); |
| return existing; |
| } |
| |
| final DisplayContent dc = new DisplayContent(display, mWmService, activityDisplay); |
| |
| if (DEBUG_DISPLAY) Slog.v(TAG_WM, "Adding display=" + display); |
| |
| mWmService.mDisplayWindowSettings.applySettingsToDisplayLocked(dc); |
| dc.initializeDisplayOverrideConfiguration(); |
| |
| if (mWmService.mDisplayManagerInternal != null) { |
| mWmService.mDisplayManagerInternal.setDisplayInfoOverrideFromWindowManager( |
| displayId, dc.getDisplayInfo()); |
| dc.configureDisplayPolicy(); |
| } |
| |
| mWmService.reconfigureDisplayLocked(dc); |
| |
| return dc; |
| } |
| |
| /** |
| * Called when DisplayWindowSettings values may change. |
| */ |
| void onSettingsRetrieved() { |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| final boolean changed = mWmService.mDisplayWindowSettings.updateSettingsForDisplay( |
| displayContent); |
| if (!changed) { |
| continue; |
| } |
| |
| displayContent.initializeDisplayOverrideConfiguration(); |
| mWmService.reconfigureDisplayLocked(displayContent); |
| |
| // We need to update global configuration as well if config of default display has |
| // changed. Do it inline because ATMS#retrieveSettings() will soon update the |
| // configuration inline, which will overwrite the new windowing mode. |
| if (displayContent.isDefaultDisplay) { |
| final Configuration newConfig = mWmService.computeNewConfiguration( |
| displayContent.getDisplayId()); |
| mWmService.mAtmService.updateConfigurationLocked(newConfig, null /* starting */, |
| false /* initLocale */); |
| } |
| } |
| } |
| |
| 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 true if the callingUid has any non-toast window currently visible to the user. |
| */ |
| boolean isAnyNonToastWindowVisibleForUid(int callingUid) { |
| return forAllWindows(w -> { |
| return w.getOwningUid() == callingUid && w.isVisible() && w.mAttrs.type != TYPE_TOAST; |
| }, 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 window token for the input binder if it exist in the system. */ |
| WindowToken getWindowToken(IBinder binder) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final WindowToken wtoken = dc.getWindowToken(binder); |
| if (wtoken != null) { |
| return wtoken; |
| } |
| } |
| 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. If called for the default display, global configuration |
| * will also be updated. |
| */ |
| void setDisplayOverrideConfigurationIfNeeded(Configuration newConfiguration, |
| @NonNull DisplayContent displayContent) { |
| |
| final Configuration currentConfig = displayContent.getRequestedOverrideConfiguration(); |
| final boolean configChanged = currentConfig.diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return; |
| } |
| |
| displayContent.onRequestedOverrideConfigurationChanged(newConfiguration); |
| |
| if (displayContent.getDisplayId() == DEFAULT_DISPLAY) { |
| // Override configuration of the default display duplicates global config. In this case |
| // we also want to update the global config. |
| setGlobalConfigurationIfNeeded(newConfiguration); |
| } |
| } |
| |
| private void setGlobalConfigurationIfNeeded(Configuration newConfiguration) { |
| final boolean configChanged = getConfiguration().diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return; |
| } |
| onConfigurationChanged(newConfiguration); |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newParentConfig) { |
| prepareFreezingTaskBounds(); |
| super.onConfigurationChanged(newParentConfig); |
| } |
| |
| private void prepareFreezingTaskBounds() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| mChildren.get(i).prepareFreezingTaskBounds(); |
| } |
| } |
| |
| TaskStack getStack(int windowingMode, int activityType) { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final DisplayContent dc = mChildren.get(i); |
| final TaskStack stack = dc.getStack(windowingMode, activityType); |
| 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 updateHiddenWhileSuspendedState(final ArraySet<String> packages, final boolean suspended) { |
| forAllWindows((w) -> { |
| if (packages.contains(w.getOwningPackage())) { |
| w.setHiddenWhileSuspended(suspended); |
| } |
| }, false); |
| } |
| |
| void updateAppOpsState() { |
| forAllWindows((w) -> { |
| w.updateAppOpsState(); |
| }, 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"); |
| mWmService.openSurfaceTransaction(); |
| try { |
| forAllWindows(sRemoveReplacedWindowsConsumer, true /* traverseTopToBottom */); |
| } finally { |
| mWmService.closeSurfaceTransaction("removeReplacedWindows"); |
| 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 (mWmService.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 (mWmService.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.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 (mWmService.mFocusMayChange) { |
| mWmService.mFocusMayChange = false; |
| updateInputWindowsNeeded = mWmService.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; |
| mWmService.mTransactionSequence++; |
| |
| // TODO(multi-display): recents animation & wallpaper need support multi-display. |
| final DisplayContent defaultDisplay = mWmService.getDefaultDisplayContentLocked(); |
| final WindowSurfacePlacer surfacePlacer = mWmService.mWindowPlacerLocked; |
| |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| ">>> OPEN TRANSACTION performLayoutAndPlaceSurfaces"); |
| mWmService.openSurfaceTransaction(); |
| try { |
| applySurfaceChangesTransaction(recoveringMemory); |
| } catch (RuntimeException e) { |
| Slog.wtf(TAG, "Unhandled exception in Window Manager", e); |
| } finally { |
| mWmService.closeSurfaceTransaction("performLayoutAndPlaceSurfaces"); |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| "<<< CLOSE TRANSACTION performLayoutAndPlaceSurfaces"); |
| } |
| mWmService.mAnimator.executeAfterPrepareSurfacesRunnables(); |
| |
| checkAppTransitionReady(surfacePlacer); |
| |
| // Defer starting the recents animation until the wallpaper has drawn |
| final RecentsAnimationController recentsAnimationController = |
| mWmService.getRecentsAnimationController(); |
| if (recentsAnimationController != null) { |
| recentsAnimationController.checkAnimationReady(defaultDisplay.mWallpaperController); |
| } |
| |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.mWallpaperMayChange) { |
| if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "Wallpaper may change! Adjusting"); |
| displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("WallpaperMayChange", |
| displayContent.pendingLayoutChanges); |
| } |
| } |
| } |
| |
| if (mWmService.mFocusMayChange) { |
| mWmService.mFocusMayChange = false; |
| if (mWmService.updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, |
| false /*updateInputWindows*/)) { |
| updateInputWindowsNeeded = true; |
| } |
| } |
| |
| if (isLayoutNeeded()) { |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats("mLayoutNeeded", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| handleResizingWindows(); |
| |
| if (DEBUG_ORIENTATION && mWmService.mDisplayFrozen) Slog.v(TAG, |
| "With display frozen, orientationChangeComplete=" + mOrientationChangeComplete); |
| if (mOrientationChangeComplete) { |
| if (mWmService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| mWmService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_NONE; |
| mWmService.mLastFinishedFreezeSource = mLastWindowFreezeSource; |
| mWmService.mH.removeMessages(WINDOW_FREEZE_TIMEOUT); |
| } |
| mWmService.stopFreezingDisplayLocked(); |
| } |
| |
| // Destroy the surface of any windows that are no longer visible. |
| i = mWmService.mDestroySurface.size(); |
| if (i > 0) { |
| do { |
| i--; |
| WindowState win = mWmService.mDestroySurface.get(i); |
| win.mDestroying = false; |
| final DisplayContent displayContent = win.getDisplayContent(); |
| if (displayContent.mInputMethodWindow == win) { |
| displayContent.setInputMethodWindowLocked(null); |
| } |
| if (displayContent.mWallpaperController.isWallpaperTarget(win)) { |
| displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| } |
| win.destroySurfaceUnchecked(); |
| win.mWinAnimator.destroyPreservedSurfaceLocked(); |
| } while (i > 0); |
| mWmService.mDestroySurface.clear(); |
| } |
| |
| // Time to remove any exiting tokens? |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| displayContent.removeExistingTokensIfPossible(); |
| } |
| |
| 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. |
| forAllDisplays(dc -> { |
| dc.getInputMonitor().updateInputWindowsLw(true /*force*/); |
| dc.updateSystemGestureExclusion(); |
| }); |
| |
| mWmService.setHoldScreenLocked(mHoldScreen); |
| if (!mWmService.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; |
| mWmService.mPowerManagerInternal.powerHint( |
| PowerHint.SUSTAINED_PERFORMANCE, |
| (mSustainedPerformanceModeEnabled ? 1 : 0)); |
| } |
| |
| if (mUpdateRotation) { |
| if (DEBUG_ORIENTATION) Slog.d(TAG, "Performing post-rotate rotation"); |
| mUpdateRotation = updateRotationUnchecked(); |
| } |
| |
| if (mWmService.mWaitingForDrawnCallback != null |
| || (mOrientationChangeComplete && !isLayoutNeeded() |
| && !mUpdateRotation)) { |
| mWmService.checkDrawnWindowsLocked(); |
| } |
| |
| final int N = mWmService.mPendingRemove.size(); |
| if (N > 0) { |
| if (mWmService.mPendingRemoveTmp.length < N) { |
| mWmService.mPendingRemoveTmp = new WindowState[N + 10]; |
| } |
| mWmService.mPendingRemove.toArray(mWmService.mPendingRemoveTmp); |
| mWmService.mPendingRemove.clear(); |
| ArrayList<DisplayContent> displayList = new ArrayList(); |
| for (i = 0; i < N; i++) { |
| final WindowState w = mWmService.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) { |
| forAllDisplays(dc -> { |
| dc.getInputMonitor().updateInputWindowsLw(false /*force*/); |
| }); |
| } |
| forAllDisplays(DisplayContent::updateTouchExcludeRegion); |
| |
| // Check to see if we are now in a state where the screen should |
| // be enabled, because the window obscured flags have changed. |
| mWmService.enableScreenIfNeededLocked(); |
| |
| mWmService.scheduleAnimationLocked(); |
| |
| if (DEBUG_WINDOW_TRACE) Slog.e(TAG, |
| "performSurfacePlacementInner exit: animating=" |
| + mWmService.mAnimator.isAnimating()); |
| } |
| |
| private void checkAppTransitionReady(WindowSurfacePlacer surfacePlacer) { |
| // Trace all displays app transition by Z-order for pending layout change. |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent curDisplay = mChildren.get(i); |
| |
| // 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 (curDisplay.mAppTransition.isReady()) { |
| // handleAppTransitionReady may modify curDisplay.pendingLayoutChanges. |
| curDisplay.mAppTransitionController.handleAppTransitionReady(); |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("after handleAppTransitionReady", |
| curDisplay.pendingLayoutChanges); |
| } |
| } |
| |
| if (!curDisplay.isAppAnimating() && curDisplay.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! |
| curDisplay.handleAnimatingStoppedAndTransition(); |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("after handleAnimStopAndXitionLock", |
| curDisplay.pendingLayoutChanges); |
| } |
| } |
| } |
| } |
| |
| private void applySurfaceChangesTransaction(boolean recoveringMemory) { |
| mHoldScreenWindow = null; |
| mObscuringWindow = null; |
| |
| // TODO(multi-display): Support these features on secondary screens. |
| final DisplayContent defaultDc = mWmService.getDefaultDisplayContentLocked(); |
| final DisplayInfo defaultInfo = defaultDc.getDisplayInfo(); |
| final int defaultDw = defaultInfo.logicalWidth; |
| final int defaultDh = defaultInfo.logicalHeight; |
| if (mWmService.mWatermark != null) { |
| mWmService.mWatermark.positionSurface(defaultDw, defaultDh); |
| } |
| if (mWmService.mStrictModeFlash != null) { |
| mWmService.mStrictModeFlash.positionSurface(defaultDw, defaultDh); |
| } |
| if (mWmService.mCircularDisplayMask != null) { |
| mWmService.mCircularDisplayMask.positionSurface(defaultDw, defaultDh, |
| mWmService.getDefaultDisplayRotation()); |
| } |
| if (mWmService.mEmulatorDisplayOverlay != null) { |
| mWmService.mEmulatorDisplayOverlay.positionSurface(defaultDw, defaultDh, |
| mWmService.getDefaultDisplayRotation()); |
| } |
| |
| final int count = mChildren.size(); |
| for (int j = 0; j < count; ++j) { |
| final DisplayContent dc = mChildren.get(j); |
| dc.applySurfaceChangesTransaction(recoveringMemory); |
| } |
| |
| // Give the display manager a chance to adjust properties like display rotation if it needs |
| // to. |
| mWmService.mDisplayManagerInternal.performTraversal(mDisplayTransaction); |
| SurfaceControl.mergeToGlobalTransaction(mDisplayTransaction); |
| } |
| |
| /** |
| * Handles resizing windows during surface placement. |
| */ |
| private void handleResizingWindows() { |
| for (int i = mWmService.mResizingWindows.size() - 1; i >= 0; i--) { |
| WindowState win = mWmService.mResizingWindows.get(i); |
| if (win.mAppFreezing || win.getDisplayContent().mWaitingForConfig) { |
| // Don't remove this window until rotation has completed and is not waiting for the |
| // complete configuration. |
| continue; |
| } |
| win.reportResized(); |
| mWmService.mResizingWindows.remove(i); |
| } |
| } |
| |
| /** |
| * @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 onScreen = w.isOnScreen(); |
| final boolean canBeSeen = w.isDisplayedLw(); |
| final int privateflags = attrs.privateFlags; |
| boolean displayHasContent = false; |
| |
| if (DEBUG_KEEP_SCREEN_ON) { |
| Slog.d(TAG_KEEP_SCREEN_ON, "handleNotObscuredLocked w: " + w |
| + ", w.mHasSurface: " + w.mHasSurface |
| + ", w.isOnScreen(): " + onScreen |
| + ", w.isDisplayedLw(): " + w.isDisplayedLw() |
| + ", w.mAttrs.userActivityTimeout: " + w.mAttrs.userActivityTimeout); |
| } |
| if (w.mHasSurface && onScreen) { |
| if (!syswin && w.mAttrs.userActivityTimeout >= 0 && mUserActivityTimeout < 0) { |
| mUserActivityTimeout = w.mAttrs.userActivityTimeout; |
| if (DEBUG_KEEP_SCREEN_ON) { |
| Slog.d(TAG, "mUserActivityTimeout set to " + mUserActivityTimeout); |
| } |
| } |
| } |
| if (w.mHasSurface && canBeSeen) { |
| if ((attrFlags & FLAG_KEEP_SCREEN_ON) != 0) { |
| mHoldScreen = w.mSession; |
| mHoldScreenWindow = w; |
| } else if (DEBUG_KEEP_SCREEN_ON && w == mWmService.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; |
| } |
| |
| 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 updateRotationUnchecked() { |
| boolean changed = false; |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final DisplayContent displayContent = mChildren.get(i); |
| if (displayContent.updateRotationAndSendNewConfigIfNeeded()) { |
| changed = true; |
| } |
| } |
| return changed; |
| } |
| |
| boolean copyAnimToLayoutParams() { |
| boolean doRequest = false; |
| |
| final int bulkUpdateParams = mWmService.mAnimator.mBulkUpdateParams; |
| if ((bulkUpdateParams & SET_UPDATE_ROTATION) != 0) { |
| mUpdateRotation = true; |
| doRequest = true; |
| } |
| if ((bulkUpdateParams & SET_ORIENTATION_CHANGE_COMPLETE) == 0) { |
| mOrientationChangeComplete = false; |
| } else { |
| mOrientationChangeComplete = true; |
| mLastWindowFreezeSource = mWmService.mAnimator.mLastWindowFreezeSource; |
| if (mWmService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| doRequest = 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: |
| mWmService.mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager( |
| msg.arg1); |
| break; |
| case SET_USER_ACTIVITY_TIMEOUT: |
| mWmService.mPowerManagerInternal. |
| setUserActivityTimeoutOverrideFromWindowManager((Long) msg.obj); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| void dumpDisplayContents(PrintWriter pw) { |
| pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)"); |
| if (mWmService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.dump(pw, " ", true /* dumpAll */); |
| } |
| } else { |
| pw.println(" NO DISPLAY"); |
| } |
| } |
| |
| void dumpTopFocusedDisplayId(PrintWriter pw) { |
| pw.print(" mTopFocusedDisplayId="); pw.println(mTopFocusedDisplayId); |
| } |
| |
| 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); |
| } |
| } |
| |
| @CallSuper |
| @Override |
| public void writeToProto(ProtoOutputStream proto, long fieldId, |
| @WindowTraceLogLevel int logLevel) { |
| if (logLevel == WindowTraceLogLevel.CRITICAL && !isVisible()) { |
| return; |
| } |
| |
| final long token = proto.start(fieldId); |
| super.writeToProto(proto, WINDOW_CONTAINER, logLevel); |
| if (mWmService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.writeToProto(proto, DISPLAYS, logLevel); |
| } |
| } |
| if (logLevel == WindowTraceLogLevel.ALL) { |
| forAllWindows((w) -> { |
| w.writeIdentifierToProto(proto, WINDOWS); |
| }, true); |
| } |
| proto.end(token); |
| } |
| |
| @Override |
| String getName() { |
| return "ROOT"; |
| } |
| |
| @Override |
| void positionChildAt(int position, DisplayContent child, boolean includingParents) { |
| super.positionChildAt(position, child, includingParents); |
| if (mRootActivityContainer != null) { |
| mRootActivityContainer.onChildPositionChanged(child.mAcitvityDisplay, position); |
| } |
| } |
| |
| void positionChildAt(int position, DisplayContent child) { |
| // Only called from controller so no need to notify the change to controller. |
| super.positionChildAt(position, child, false /* includingParents */); |
| } |
| |
| @Override |
| void scheduleAnimation() { |
| mWmService.scheduleAnimationLocked(); |
| } |
| |
| @Override |
| protected void removeChild(DisplayContent dc) { |
| super.removeChild(dc); |
| if (mTopFocusedDisplayId == dc.getDisplayId()) { |
| mWmService.updateFocusedWindowLocked( |
| UPDATE_FOCUS_NORMAL, true /* updateInputWindows */); |
| } |
| } |
| |
| /** |
| * For all display at or below this call the callback. |
| * |
| * @param callback Callback to be called for every display. |
| */ |
| void forAllDisplays(Consumer<DisplayContent> callback) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| callback.accept(mChildren.get(i)); |
| } |
| } |
| |
| void forAllDisplayPolicies(Consumer<DisplayPolicy> callback) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| callback.accept(mChildren.get(i).getDisplayPolicy()); |
| } |
| } |
| |
| /** |
| * Get current topmost focused IME window in system. |
| * Will look on all displays in current Z-order. |
| */ |
| WindowState getCurrentInputMethodWindow() { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| if (displayContent.mInputMethodWindow != null) { |
| return displayContent.mInputMethodWindow; |
| } |
| } |
| return null; |
| } |
| } |