| /* |
| * Copyright (C) 2020 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.wm.shell.legacysplitscreen; |
| |
| import static android.app.ActivityManager.LOCK_TASK_MODE_PINNED; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED; |
| import static android.content.res.Configuration.ORIENTATION_LANDSCAPE; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| |
| import android.animation.AnimationHandler; |
| import android.app.ActivityManager; |
| import android.app.ActivityManager.RunningTaskInfo; |
| import android.app.ActivityTaskManager; |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.os.RemoteException; |
| import android.provider.Settings; |
| import android.util.Slog; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.widget.Toast; |
| import android.window.TaskOrganizer; |
| import android.window.WindowContainerToken; |
| import android.window.WindowContainerTransaction; |
| |
| import com.android.internal.policy.DividerSnapAlgorithm; |
| import com.android.wm.shell.R; |
| import com.android.wm.shell.ShellTaskOrganizer; |
| import com.android.wm.shell.common.DisplayChangeController; |
| import com.android.wm.shell.common.DisplayController; |
| import com.android.wm.shell.common.DisplayImeController; |
| import com.android.wm.shell.common.DisplayLayout; |
| import com.android.wm.shell.common.ShellExecutor; |
| import com.android.wm.shell.common.SyncTransactionQueue; |
| import com.android.wm.shell.common.SystemWindows; |
| import com.android.wm.shell.common.TaskStackListenerCallback; |
| import com.android.wm.shell.common.TaskStackListenerImpl; |
| import com.android.wm.shell.common.TransactionPool; |
| import com.android.wm.shell.transition.Transitions; |
| |
| import java.io.PrintWriter; |
| import java.lang.ref.WeakReference; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.CopyOnWriteArrayList; |
| import java.util.function.BiConsumer; |
| import java.util.function.Consumer; |
| |
| /** |
| * Controls split screen feature. |
| */ |
| public class LegacySplitScreenController implements DisplayController.OnDisplaysChangedListener { |
| static final boolean DEBUG = false; |
| |
| private static final String TAG = "SplitScreenCtrl"; |
| private static final int DEFAULT_APP_TRANSITION_DURATION = 336; |
| |
| private final Context mContext; |
| private final DisplayChangeController.OnDisplayChangingListener mRotationController; |
| private final DisplayController mDisplayController; |
| private final DisplayImeController mImeController; |
| private final DividerImeController mImePositionProcessor; |
| private final DividerState mDividerState = new DividerState(); |
| private final ForcedResizableInfoActivityController mForcedResizableController; |
| private final ShellExecutor mMainExecutor; |
| private final AnimationHandler mSfVsyncAnimationHandler; |
| private final LegacySplitScreenTaskListener mSplits; |
| private final SystemWindows mSystemWindows; |
| final TransactionPool mTransactionPool; |
| private final WindowManagerProxy mWindowManagerProxy; |
| private final TaskOrganizer mTaskOrganizer; |
| private final SplitScreenImpl mImpl = new SplitScreenImpl(); |
| |
| private final CopyOnWriteArrayList<WeakReference<Consumer<Boolean>>> mDockedStackExistsListeners |
| = new CopyOnWriteArrayList<>(); |
| private final ArrayList<WeakReference<BiConsumer<Rect, Rect>>> mBoundsChangedListeners = |
| new ArrayList<>(); |
| |
| |
| private DividerWindowManager mWindowManager; |
| private DividerView mView; |
| |
| // Keeps track of real-time split geometry including snap positions and ime adjustments |
| private LegacySplitDisplayLayout mSplitLayout; |
| |
| // Transient: this contains the layout calculated for a new rotation requested by WM. This is |
| // kept around so that we can wait for a matching configuration change and then use the exact |
| // layout that we sent back to WM. |
| private LegacySplitDisplayLayout mRotateSplitLayout; |
| |
| private boolean mIsKeyguardShowing; |
| private boolean mVisible = false; |
| private volatile boolean mMinimized = false; |
| private volatile boolean mAdjustedForIme = false; |
| private boolean mHomeStackResizable = false; |
| |
| public LegacySplitScreenController(Context context, |
| DisplayController displayController, SystemWindows systemWindows, |
| DisplayImeController imeController, TransactionPool transactionPool, |
| ShellTaskOrganizer shellTaskOrganizer, SyncTransactionQueue syncQueue, |
| TaskStackListenerImpl taskStackListener, Transitions transitions, |
| ShellExecutor mainExecutor, AnimationHandler sfVsyncAnimationHandler) { |
| mContext = context; |
| mDisplayController = displayController; |
| mSystemWindows = systemWindows; |
| mImeController = imeController; |
| mMainExecutor = mainExecutor; |
| mSfVsyncAnimationHandler = sfVsyncAnimationHandler; |
| mForcedResizableController = new ForcedResizableInfoActivityController(context, this, |
| mainExecutor); |
| mTransactionPool = transactionPool; |
| mWindowManagerProxy = new WindowManagerProxy(syncQueue, shellTaskOrganizer); |
| mTaskOrganizer = shellTaskOrganizer; |
| mSplits = new LegacySplitScreenTaskListener(this, shellTaskOrganizer, transitions, |
| syncQueue); |
| mImePositionProcessor = new DividerImeController(mSplits, mTransactionPool, mMainExecutor, |
| shellTaskOrganizer); |
| mRotationController = |
| (display, fromRotation, toRotation, wct) -> { |
| if (!mSplits.isSplitScreenSupported() || mWindowManagerProxy == null) { |
| return; |
| } |
| WindowContainerTransaction t = new WindowContainerTransaction(); |
| DisplayLayout displayLayout = |
| new DisplayLayout(mDisplayController.getDisplayLayout(display)); |
| LegacySplitDisplayLayout sdl = |
| new LegacySplitDisplayLayout(mContext, displayLayout, mSplits); |
| sdl.rotateTo(toRotation); |
| mRotateSplitLayout = sdl; |
| // snap resets to middle target when not minimized and rotation changed. |
| final int position = mMinimized ? mView.mSnapTargetBeforeMinimized.position |
| : sdl.getSnapAlgorithm().getMiddleTarget().position; |
| DividerSnapAlgorithm snap = sdl.getSnapAlgorithm(); |
| final DividerSnapAlgorithm.SnapTarget target = |
| snap.calculateNonDismissingSnapTarget(position); |
| sdl.resizeSplits(target.position, t); |
| |
| if (isSplitActive() && mHomeStackResizable) { |
| mWindowManagerProxy |
| .applyHomeTasksMinimized(sdl, mSplits.mSecondary.token, t); |
| } |
| if (mWindowManagerProxy.queueSyncTransactionIfWaiting(t)) { |
| // Because sync transactions are serialized, its possible for an "older" |
| // bounds-change to get applied after a screen rotation. In that case, we |
| // want to actually defer on that rather than apply immediately. Of course, |
| // this means that the bounds may not change until after the rotation so |
| // the user might see some artifacts. This should be rare. |
| Slog.w(TAG, "Screen rotated while other operations were pending, this may" |
| + " result in some graphical artifacts."); |
| } else { |
| wct.merge(t, true /* transfer */); |
| } |
| }; |
| |
| mWindowManager = new DividerWindowManager(mSystemWindows); |
| mDisplayController.addDisplayWindowListener(this); |
| // Don't initialize the divider or anything until we get the default display. |
| |
| taskStackListener.addListener( |
| new TaskStackListenerCallback() { |
| @Override |
| public void onActivityRestartAttempt(ActivityManager.RunningTaskInfo task, |
| boolean homeTaskVisible, boolean clearedTask, boolean wasVisible) { |
| if (!wasVisible || task.getWindowingMode() |
| != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY |
| || !mSplits.isSplitScreenSupported()) { |
| return; |
| } |
| |
| if (isMinimized()) { |
| onUndockingTask(); |
| } |
| } |
| |
| @Override |
| public void onActivityForcedResizable(String packageName, int taskId, |
| int reason) { |
| mForcedResizableController.activityForcedResizable(packageName, taskId, |
| reason); |
| } |
| |
| @Override |
| public void onActivityDismissingDockedStack() { |
| mForcedResizableController.activityDismissingSplitScreen(); |
| } |
| |
| @Override |
| public void onActivityLaunchOnSecondaryDisplayFailed() { |
| mForcedResizableController.activityLaunchOnSecondaryDisplayFailed(); |
| } |
| }); |
| } |
| |
| public LegacySplitScreen asLegacySplitScreen() { |
| return mImpl; |
| } |
| |
| public void onSplitScreenSupported() { |
| // Set starting tile bounds based on middle target |
| final WindowContainerTransaction tct = new WindowContainerTransaction(); |
| int midPos = mSplitLayout.getSnapAlgorithm().getMiddleTarget().position; |
| mSplitLayout.resizeSplits(midPos, tct); |
| mTaskOrganizer.applyTransaction(tct); |
| } |
| |
| public void onKeyguardVisibilityChanged(boolean showing) { |
| if (!isSplitActive() || mView == null) { |
| return; |
| } |
| mView.setHidden(showing); |
| mIsKeyguardShowing = showing; |
| } |
| |
| @Override |
| public void onDisplayAdded(int displayId) { |
| if (displayId != DEFAULT_DISPLAY) { |
| return; |
| } |
| mSplitLayout = new LegacySplitDisplayLayout(mDisplayController.getDisplayContext(displayId), |
| mDisplayController.getDisplayLayout(displayId), mSplits); |
| mImeController.addPositionProcessor(mImePositionProcessor); |
| mDisplayController.addDisplayChangingController(mRotationController); |
| if (!ActivityTaskManager.supportsSplitScreenMultiWindow(mContext)) { |
| removeDivider(); |
| return; |
| } |
| try { |
| mSplits.init(); |
| } catch (Exception e) { |
| Slog.e(TAG, "Failed to register docked stack listener", e); |
| removeDivider(); |
| return; |
| } |
| } |
| |
| @Override |
| public void onDisplayConfigurationChanged(int displayId, Configuration newConfig) { |
| if (displayId != DEFAULT_DISPLAY || !mSplits.isSplitScreenSupported()) { |
| return; |
| } |
| mSplitLayout = new LegacySplitDisplayLayout(mDisplayController.getDisplayContext(displayId), |
| mDisplayController.getDisplayLayout(displayId), mSplits); |
| if (mRotateSplitLayout == null) { |
| int midPos = mSplitLayout.getSnapAlgorithm().getMiddleTarget().position; |
| final WindowContainerTransaction tct = new WindowContainerTransaction(); |
| mSplitLayout.resizeSplits(midPos, tct); |
| mTaskOrganizer.applyTransaction(tct); |
| } else if (mSplitLayout.mDisplayLayout.rotation() |
| == mRotateSplitLayout.mDisplayLayout.rotation()) { |
| mSplitLayout.mPrimary = new Rect(mRotateSplitLayout.mPrimary); |
| mSplitLayout.mSecondary = new Rect(mRotateSplitLayout.mSecondary); |
| mRotateSplitLayout = null; |
| } |
| if (isSplitActive()) { |
| update(newConfig); |
| } |
| } |
| |
| public boolean isMinimized() { |
| return mMinimized; |
| } |
| |
| public boolean isHomeStackResizable() { |
| return mHomeStackResizable; |
| } |
| |
| public DividerView getDividerView() { |
| return mView; |
| } |
| |
| public boolean isDividerVisible() { |
| return mView != null && mView.getVisibility() == View.VISIBLE; |
| } |
| |
| /** |
| * This indicates that at-least one of the splits has content. This differs from |
| * isDividerVisible because the divider is only visible once *everything* is in split mode |
| * while this only cares if some things are (eg. while entering/exiting as well). |
| */ |
| public boolean isSplitActive() { |
| return mSplits.mPrimary != null && mSplits.mSecondary != null |
| && (mSplits.mPrimary.topActivityType != ACTIVITY_TYPE_UNDEFINED |
| || mSplits.mSecondary.topActivityType != ACTIVITY_TYPE_UNDEFINED); |
| } |
| |
| public void addDivider(Configuration configuration) { |
| Context dctx = mDisplayController.getDisplayContext(mContext.getDisplayId()); |
| mView = (DividerView) |
| LayoutInflater.from(dctx).inflate(R.layout.docked_stack_divider, null); |
| mView.setAnimationHandler(mSfVsyncAnimationHandler); |
| DisplayLayout displayLayout = mDisplayController.getDisplayLayout(mContext.getDisplayId()); |
| mView.injectDependencies(this, mWindowManager, mDividerState, mForcedResizableController, |
| mSplits, mSplitLayout, mImePositionProcessor, mWindowManagerProxy); |
| mView.setVisibility(mVisible ? View.VISIBLE : View.INVISIBLE); |
| mView.setMinimizedDockStack(mMinimized, mHomeStackResizable, null /* transaction */); |
| final int size = dctx.getResources().getDimensionPixelSize( |
| com.android.internal.R.dimen.docked_stack_divider_thickness); |
| final boolean landscape = configuration.orientation == ORIENTATION_LANDSCAPE; |
| final int width = landscape ? size : displayLayout.width(); |
| final int height = landscape ? displayLayout.height() : size; |
| mWindowManager.add(mView, width, height, mContext.getDisplayId()); |
| } |
| |
| public void removeDivider() { |
| if (mView != null) { |
| mView.onDividerRemoved(); |
| } |
| mWindowManager.remove(); |
| } |
| |
| public void update(Configuration configuration) { |
| final boolean isDividerHidden = mView != null && mIsKeyguardShowing; |
| |
| removeDivider(); |
| addDivider(configuration); |
| |
| if (mMinimized) { |
| mView.setMinimizedDockStack(true, mHomeStackResizable, null /* transaction */); |
| updateTouchable(); |
| } |
| mView.setHidden(isDividerHidden); |
| } |
| |
| public void onTaskVanished() { |
| removeDivider(); |
| } |
| |
| public void updateVisibility(final boolean visible) { |
| if (DEBUG) Slog.d(TAG, "Updating visibility " + mVisible + "->" + visible); |
| if (mVisible != visible) { |
| mVisible = visible; |
| mView.setVisibility(visible ? View.VISIBLE : View.INVISIBLE); |
| |
| if (visible) { |
| mView.enterSplitMode(mHomeStackResizable); |
| // Update state because animations won't finish. |
| mWindowManagerProxy.runInSync( |
| t -> mView.setMinimizedDockStack(mMinimized, mHomeStackResizable, t)); |
| |
| } else { |
| mView.exitSplitMode(); |
| mWindowManagerProxy.runInSync( |
| t -> mView.setMinimizedDockStack(false, mHomeStackResizable, t)); |
| } |
| // Notify existence listeners |
| synchronized (mDockedStackExistsListeners) { |
| mDockedStackExistsListeners.removeIf(wf -> { |
| Consumer<Boolean> l = wf.get(); |
| if (l != null) l.accept(visible); |
| return l == null; |
| }); |
| } |
| } |
| } |
| |
| public void setMinimized(final boolean minimized) { |
| if (DEBUG) Slog.d(TAG, "posting ext setMinimized " + minimized + " vis:" + mVisible); |
| mMainExecutor.execute(() -> { |
| if (DEBUG) Slog.d(TAG, "run posted ext setMinimized " + minimized + " vis:" + mVisible); |
| if (!mVisible) { |
| return; |
| } |
| setHomeMinimized(minimized); |
| }); |
| } |
| |
| public void setHomeMinimized(final boolean minimized) { |
| if (DEBUG) { |
| Slog.d(TAG, "setHomeMinimized min:" + mMinimized + "->" + minimized + " hrsz:" |
| + mHomeStackResizable + " split:" + isDividerVisible()); |
| } |
| WindowContainerTransaction wct = new WindowContainerTransaction(); |
| final boolean minimizedChanged = mMinimized != minimized; |
| // Update minimized state |
| if (minimizedChanged) { |
| mMinimized = minimized; |
| } |
| // Always set this because we could be entering split when mMinimized is already true |
| wct.setFocusable(mSplits.mPrimary.token, !mMinimized); |
| |
| // Sync state to DividerView if it exists. |
| if (mView != null) { |
| final int displayId = mView.getDisplay() != null |
| ? mView.getDisplay().getDisplayId() : DEFAULT_DISPLAY; |
| // pause ime here (before updateMinimizedDockedStack) |
| if (mMinimized) { |
| mImePositionProcessor.pause(displayId); |
| } |
| if (minimizedChanged) { |
| // This conflicts with IME adjustment, so only call it when things change. |
| mView.setMinimizedDockStack(minimized, getAnimDuration(), mHomeStackResizable); |
| } |
| if (!mMinimized) { |
| // afterwards so it can end any animations started in view |
| mImePositionProcessor.resume(displayId); |
| } |
| } |
| updateTouchable(); |
| |
| // If we are only setting focusability, a sync transaction isn't necessary (in fact it |
| // can interrupt other animations), so see if it can be submitted on pending instead. |
| if (!mWindowManagerProxy.queueSyncTransactionIfWaiting(wct)) { |
| mTaskOrganizer.applyTransaction(wct); |
| } |
| } |
| |
| public void setAdjustedForIme(boolean adjustedForIme) { |
| if (mAdjustedForIme == adjustedForIme) { |
| return; |
| } |
| mAdjustedForIme = adjustedForIme; |
| updateTouchable(); |
| } |
| |
| public void updateTouchable() { |
| mWindowManager.setTouchable(!mAdjustedForIme); |
| } |
| |
| public void onUndockingTask() { |
| if (mView != null) { |
| mView.onUndockingTask(); |
| } |
| } |
| |
| public void onAppTransitionFinished() { |
| if (mView == null) { |
| return; |
| } |
| mForcedResizableController.onAppTransitionFinished(); |
| } |
| |
| public void dump(PrintWriter pw) { |
| pw.print(" mVisible="); pw.println(mVisible); |
| pw.print(" mMinimized="); pw.println(mMinimized); |
| pw.print(" mAdjustedForIme="); pw.println(mAdjustedForIme); |
| } |
| |
| public long getAnimDuration() { |
| float transitionScale = Settings.Global.getFloat(mContext.getContentResolver(), |
| Settings.Global.TRANSITION_ANIMATION_SCALE, |
| mContext.getResources().getFloat( |
| com.android.internal.R.dimen |
| .config_appTransitionAnimationDurationScaleDefault)); |
| final long transitionDuration = DEFAULT_APP_TRANSITION_DURATION; |
| return (long) (transitionDuration * transitionScale); |
| } |
| |
| public void registerInSplitScreenListener(Consumer<Boolean> listener) { |
| listener.accept(isDividerVisible()); |
| synchronized (mDockedStackExistsListeners) { |
| mDockedStackExistsListeners.add(new WeakReference<>(listener)); |
| } |
| } |
| |
| public void unregisterInSplitScreenListener(Consumer<Boolean> listener) { |
| synchronized (mDockedStackExistsListeners) { |
| for (int i = mDockedStackExistsListeners.size() - 1; i >= 0; i--) { |
| if (mDockedStackExistsListeners.get(i) == listener) { |
| mDockedStackExistsListeners.remove(i); |
| } |
| } |
| } |
| } |
| |
| public void registerBoundsChangeListener(BiConsumer<Rect, Rect> listener) { |
| synchronized (mBoundsChangedListeners) { |
| mBoundsChangedListeners.add(new WeakReference<>(listener)); |
| } |
| } |
| |
| public boolean splitPrimaryTask() { |
| try { |
| if (ActivityTaskManager.getService().getLockTaskModeState() == LOCK_TASK_MODE_PINNED) { |
| return false; |
| } |
| } catch (RemoteException e) { |
| return false; |
| } |
| if (isSplitActive() || mSplits.mPrimary == null) { |
| return false; |
| } |
| |
| // Try fetching the top running task. |
| final List<RunningTaskInfo> runningTasks = |
| ActivityTaskManager.getInstance().getTasks(1 /* maxNum */); |
| if (runningTasks == null || runningTasks.isEmpty()) { |
| return false; |
| } |
| // Note: The set of running tasks from the system is ordered by recency. |
| final RunningTaskInfo topRunningTask = runningTasks.get(0); |
| final int activityType = topRunningTask.getActivityType(); |
| if (activityType == ACTIVITY_TYPE_HOME || activityType == ACTIVITY_TYPE_RECENTS) { |
| return false; |
| } |
| |
| if (!topRunningTask.supportsSplitScreenMultiWindow) { |
| Toast.makeText(mContext, R.string.dock_non_resizeble_failed_to_dock_text, |
| Toast.LENGTH_SHORT).show(); |
| return false; |
| } |
| |
| final WindowContainerTransaction wct = new WindowContainerTransaction(); |
| // Clear out current windowing mode before reparenting to split task. |
| wct.setWindowingMode(topRunningTask.token, WINDOWING_MODE_UNDEFINED); |
| wct.reparent(topRunningTask.token, mSplits.mPrimary.token, true /* onTop */); |
| mWindowManagerProxy.applySyncTransaction(wct); |
| return true; |
| } |
| |
| public void dismissSplitToPrimaryTask() { |
| startDismissSplit(true /* toPrimaryTask */); |
| } |
| |
| /** Notifies the bounds of split screen changed. */ |
| public void notifyBoundsChanged(Rect secondaryWindowBounds, Rect secondaryWindowInsets) { |
| synchronized (mBoundsChangedListeners) { |
| mBoundsChangedListeners.removeIf(wf -> { |
| BiConsumer<Rect, Rect> l = wf.get(); |
| if (l != null) l.accept(secondaryWindowBounds, secondaryWindowInsets); |
| return l == null; |
| }); |
| } |
| } |
| |
| public void startEnterSplit() { |
| update(mDisplayController.getDisplayContext( |
| mContext.getDisplayId()).getResources().getConfiguration()); |
| // Set resizable directly here because applyEnterSplit already resizes home stack. |
| mHomeStackResizable = mWindowManagerProxy.applyEnterSplit(mSplits, |
| mRotateSplitLayout != null ? mRotateSplitLayout : mSplitLayout); |
| } |
| |
| public void prepareEnterSplitTransition(WindowContainerTransaction outWct) { |
| // Set resizable directly here because buildEnterSplit already resizes home stack. |
| mHomeStackResizable = mWindowManagerProxy.buildEnterSplit(outWct, mSplits, |
| mRotateSplitLayout != null ? mRotateSplitLayout : mSplitLayout); |
| } |
| |
| public void finishEnterSplitTransition(boolean minimized) { |
| update(mDisplayController.getDisplayContext( |
| mContext.getDisplayId()).getResources().getConfiguration()); |
| if (minimized) { |
| ensureMinimizedSplit(); |
| } else { |
| ensureNormalSplit(); |
| } |
| } |
| |
| public void startDismissSplit(boolean toPrimaryTask) { |
| startDismissSplit(toPrimaryTask, false /* snapped */); |
| } |
| |
| public void startDismissSplit(boolean toPrimaryTask, boolean snapped) { |
| if (Transitions.ENABLE_SHELL_TRANSITIONS) { |
| mSplits.getSplitTransitions().dismissSplit( |
| mSplits, mSplitLayout, !toPrimaryTask, snapped); |
| } else { |
| mWindowManagerProxy.applyDismissSplit(mSplits, mSplitLayout, !toPrimaryTask); |
| onDismissSplit(); |
| } |
| } |
| |
| public void onDismissSplit() { |
| updateVisibility(false /* visible */); |
| mMinimized = false; |
| // Resets divider bar position to undefined, so new divider bar will apply default position |
| // next time entering split mode. |
| mDividerState.mRatioPositionBeforeMinimized = 0; |
| removeDivider(); |
| mImePositionProcessor.reset(); |
| } |
| |
| public void ensureMinimizedSplit() { |
| setHomeMinimized(true /* minimized */); |
| if (mView != null && !isDividerVisible()) { |
| // Wasn't in split-mode yet, so enter now. |
| if (DEBUG) { |
| Slog.d(TAG, " entering split mode with minimized=true"); |
| } |
| updateVisibility(true /* visible */); |
| } |
| } |
| |
| public void ensureNormalSplit() { |
| setHomeMinimized(false /* minimized */); |
| if (mView != null && !isDividerVisible()) { |
| // Wasn't in split-mode, so enter now. |
| if (DEBUG) { |
| Slog.d(TAG, " enter split mode unminimized "); |
| } |
| updateVisibility(true /* visible */); |
| } |
| } |
| |
| public LegacySplitDisplayLayout getSplitLayout() { |
| return mSplitLayout; |
| } |
| |
| public WindowManagerProxy getWmProxy() { |
| return mWindowManagerProxy; |
| } |
| |
| public WindowContainerToken getSecondaryRoot() { |
| if (mSplits == null || mSplits.mSecondary == null) { |
| return null; |
| } |
| return mSplits.mSecondary.token; |
| } |
| |
| private class SplitScreenImpl implements LegacySplitScreen { |
| @Override |
| public boolean isMinimized() { |
| return mMinimized; |
| } |
| |
| @Override |
| public boolean isHomeStackResizable() { |
| return mHomeStackResizable; |
| } |
| |
| /** |
| * TODO: Remove usage from outside the shell. |
| */ |
| @Override |
| public DividerView getDividerView() { |
| return LegacySplitScreenController.this.getDividerView(); |
| } |
| |
| @Override |
| public boolean isDividerVisible() { |
| boolean[] result = new boolean[1]; |
| try { |
| mMainExecutor.executeBlocking(() -> { |
| result[0] = LegacySplitScreenController.this.isDividerVisible(); |
| }); |
| } catch (InterruptedException e) { |
| Slog.e(TAG, "Failed to get divider visible"); |
| } |
| return result[0]; |
| } |
| |
| @Override |
| public void onKeyguardVisibilityChanged(boolean isShowing) { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.onKeyguardVisibilityChanged(isShowing); |
| }); |
| } |
| |
| @Override |
| public void setMinimized(boolean minimized) { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.setMinimized(minimized); |
| }); |
| } |
| |
| @Override |
| public void onUndockingTask() { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.onUndockingTask(); |
| }); |
| } |
| |
| @Override |
| public void onAppTransitionFinished() { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.onAppTransitionFinished(); |
| }); |
| } |
| |
| @Override |
| public void registerInSplitScreenListener(Consumer<Boolean> listener) { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.registerInSplitScreenListener(listener); |
| }); |
| } |
| |
| @Override |
| public void unregisterInSplitScreenListener(Consumer<Boolean> listener) { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.unregisterInSplitScreenListener(listener); |
| }); |
| } |
| |
| @Override |
| public void registerBoundsChangeListener(BiConsumer<Rect, Rect> listener) { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.registerBoundsChangeListener(listener); |
| }); |
| } |
| |
| @Override |
| public WindowContainerToken getSecondaryRoot() { |
| WindowContainerToken[] result = new WindowContainerToken[1]; |
| try { |
| mMainExecutor.executeBlocking(() -> { |
| result[0] = LegacySplitScreenController.this.getSecondaryRoot(); |
| }); |
| } catch (InterruptedException e) { |
| Slog.e(TAG, "Failed to get secondary root"); |
| } |
| return result[0]; |
| } |
| |
| @Override |
| public boolean splitPrimaryTask() { |
| boolean[] result = new boolean[1]; |
| try { |
| mMainExecutor.executeBlocking(() -> { |
| result[0] = LegacySplitScreenController.this.splitPrimaryTask(); |
| }); |
| } catch (InterruptedException e) { |
| Slog.e(TAG, "Failed to split primary task"); |
| } |
| return result[0]; |
| } |
| |
| @Override |
| public void dismissSplitToPrimaryTask() { |
| mMainExecutor.execute(() -> { |
| LegacySplitScreenController.this.dismissSplitToPrimaryTask(); |
| }); |
| } |
| |
| @Override |
| public void dump(PrintWriter pw) { |
| try { |
| mMainExecutor.executeBlocking(() -> { |
| LegacySplitScreenController.this.dump(pw); |
| }); |
| } catch (InterruptedException e) { |
| Slog.e(TAG, "Failed to dump LegacySplitScreenController in 2s"); |
| } |
| } |
| } |
| } |
