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/*
* Copyright (C) 2019 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.quickstep;
import static android.app.ActivityManager.RECENT_IGNORE_UNAVAILABLE;
import static com.android.launcher3.Flags.enableUnfoldStateAnimation;
import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
import static com.android.launcher3.util.SplitConfigurationOptions.StagePosition;
import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.RECENT_TASKS_MISSING;
import static com.android.quickstep.util.LogUtils.splitFailureMessage;
import android.app.ActivityManager;
import android.app.ActivityOptions;
import android.app.PendingIntent;
import android.app.PictureInPictureParams;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.pm.ShortcutInfo;
import android.graphics.Point;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.IBinder.DeathRecipient;
import android.os.Message;
import android.os.RemoteException;
import android.os.UserHandle;
import android.util.Log;
import android.view.IRecentsAnimationController;
import android.view.IRecentsAnimationRunner;
import android.view.IRemoteAnimationRunner;
import android.view.MotionEvent;
import android.view.RemoteAnimationAdapter;
import android.view.RemoteAnimationTarget;
import android.view.SurfaceControl;
import android.window.IOnBackInvokedCallback;
import android.window.RemoteTransition;
import android.window.TaskSnapshot;
import android.window.TransitionFilter;
import androidx.annotation.MainThread;
import androidx.annotation.Nullable;
import androidx.annotation.WorkerThread;
import com.android.internal.logging.InstanceId;
import com.android.internal.util.ScreenshotRequest;
import com.android.internal.view.AppearanceRegion;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.util.MainThreadInitializedObject;
import com.android.launcher3.util.Preconditions;
import com.android.quickstep.util.ActiveGestureLog;
import com.android.quickstep.util.AssistUtils;
import com.android.quickstep.util.unfold.ProxyUnfoldTransitionProvider;
import com.android.systemui.shared.recents.ISystemUiProxy;
import com.android.systemui.shared.recents.model.ThumbnailData;
import com.android.systemui.shared.system.RecentsAnimationControllerCompat;
import com.android.systemui.shared.system.RecentsAnimationListener;
import com.android.systemui.shared.system.smartspace.ILauncherUnlockAnimationController;
import com.android.systemui.shared.system.smartspace.ISysuiUnlockAnimationController;
import com.android.systemui.shared.system.smartspace.SmartspaceState;
import com.android.systemui.unfold.config.ResourceUnfoldTransitionConfig;
import com.android.systemui.unfold.progress.IUnfoldAnimation;
import com.android.systemui.unfold.progress.IUnfoldTransitionListener;
import com.android.wm.shell.back.IBackAnimation;
import com.android.wm.shell.bubbles.IBubbles;
import com.android.wm.shell.bubbles.IBubblesListener;
import com.android.wm.shell.common.pip.IPip;
import com.android.wm.shell.common.pip.IPipAnimationListener;
import com.android.wm.shell.common.split.SplitScreenConstants.PersistentSnapPosition;
import com.android.wm.shell.desktopmode.IDesktopMode;
import com.android.wm.shell.desktopmode.IDesktopTaskListener;
import com.android.wm.shell.draganddrop.IDragAndDrop;
import com.android.wm.shell.onehanded.IOneHanded;
import com.android.wm.shell.recents.IRecentTasks;
import com.android.wm.shell.recents.IRecentTasksListener;
import com.android.wm.shell.splitscreen.ISplitScreen;
import com.android.wm.shell.splitscreen.ISplitScreenListener;
import com.android.wm.shell.splitscreen.ISplitSelectListener;
import com.android.wm.shell.startingsurface.IStartingWindow;
import com.android.wm.shell.startingsurface.IStartingWindowListener;
import com.android.wm.shell.transition.IHomeTransitionListener;
import com.android.wm.shell.transition.IShellTransitions;
import com.android.wm.shell.util.GroupedRecentTaskInfo;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
/**
* Holds the reference to SystemUI.
*/
public class SystemUiProxy implements ISystemUiProxy, NavHandle {
private static final String TAG = SystemUiProxy.class.getSimpleName();
public static final MainThreadInitializedObject<SystemUiProxy> INSTANCE =
new MainThreadInitializedObject<>(SystemUiProxy::new);
private static final int MSG_SET_SHELF_HEIGHT = 1;
private static final int MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT = 2;
private ISystemUiProxy mSystemUiProxy;
private IPip mPip;
private IBubbles mBubbles;
private ISysuiUnlockAnimationController mSysuiUnlockAnimationController;
private ISplitScreen mSplitScreen;
private IOneHanded mOneHanded;
private IShellTransitions mShellTransitions;
private IStartingWindow mStartingWindow;
private IRecentTasks mRecentTasks;
private IBackAnimation mBackAnimation;
private IDesktopMode mDesktopMode;
private IUnfoldAnimation mUnfoldAnimation;
private final DeathRecipient mSystemUiProxyDeathRecipient = () -> {
MAIN_EXECUTOR.execute(() -> clearProxy());
};
// Save the listeners passed into the proxy since OverviewProxyService may not have been bound
// yet, and we'll need to set/register these listeners with SysUI when they do. Note that it is
// up to the caller to clear the listeners to prevent leaks as these can be held indefinitely
// in case SysUI needs to rebind.
private IPipAnimationListener mPipAnimationListener;
private IBubblesListener mBubblesListener;
private ISplitScreenListener mSplitScreenListener;
private ISplitSelectListener mSplitSelectListener;
private IStartingWindowListener mStartingWindowListener;
private ILauncherUnlockAnimationController mLauncherUnlockAnimationController;
private String mLauncherActivityClass;
private IRecentTasksListener mRecentTasksListener;
private IUnfoldTransitionListener mUnfoldAnimationListener;
private IDesktopTaskListener mDesktopTaskListener;
private final LinkedHashMap<RemoteTransition, TransitionFilter> mRemoteTransitions =
new LinkedHashMap<>();
private final List<Runnable> mStateChangeCallbacks = new ArrayList<>();
private IBinder mOriginalTransactionToken = null;
private IOnBackInvokedCallback mBackToLauncherCallback;
private IRemoteAnimationRunner mBackToLauncherRunner;
private IDragAndDrop mDragAndDrop;
private IHomeTransitionListener mHomeTransitionListener;
// Used to dedupe calls to SystemUI
private int mLastShelfHeight;
private boolean mLastShelfVisible;
// Used to dedupe calls to SystemUI
private int mLastLauncherKeepClearAreaHeight;
private boolean mLastLauncherKeepClearAreaHeightVisible;
private final Context mContext;
private final Handler mAsyncHandler;
// TODO(141886704): Find a way to remove this
private int mLastSystemUiStateFlags;
/**
* This is a singleton pending intent that is used to start recents via Shell (which is a
* different process). It is bare-bones, so it's expected that the component and options will
* be provided via fill-in intent.
*/
private final PendingIntent mRecentsPendingIntent;
@Nullable
private final ProxyUnfoldTransitionProvider mUnfoldTransitionProvider;
private SystemUiProxy(Context context) {
mContext = context;
mAsyncHandler = new Handler(UI_HELPER_EXECUTOR.getLooper(), this::handleMessageAsync);
final Intent baseIntent = new Intent().setPackage(mContext.getPackageName());
final ActivityOptions options = ActivityOptions.makeBasic()
.setPendingIntentCreatorBackgroundActivityStartMode(
ActivityOptions.MODE_BACKGROUND_ACTIVITY_START_ALLOWED);
mRecentsPendingIntent = PendingIntent.getActivity(mContext, 0, baseIntent,
PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_ALLOW_UNSAFE_IMPLICIT_INTENT
| Intent.FILL_IN_COMPONENT, options.toBundle());
mUnfoldTransitionProvider =
(enableUnfoldStateAnimation() && new ResourceUnfoldTransitionConfig().isEnabled())
? new ProxyUnfoldTransitionProvider() : null;
}
@Override
public void onBackPressed() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onBackPressed();
} catch (RemoteException e) {
Log.w(TAG, "Failed call onBackPressed", e);
}
}
}
@Override
public void onImeSwitcherPressed() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onImeSwitcherPressed();
} catch (RemoteException e) {
Log.w(TAG, "Failed call onImeSwitcherPressed", e);
}
}
}
@Override
public void setHomeRotationEnabled(boolean enabled) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.setHomeRotationEnabled(enabled);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onBackPressed", e);
}
}
}
@Override
public IBinder asBinder() {
// Do nothing
return null;
}
/**
* Sets proxy state, including death linkage, various listeners, and other configuration objects
*/
@MainThread
public void setProxy(ISystemUiProxy proxy, IPip pip, IBubbles bubbles, ISplitScreen splitScreen,
IOneHanded oneHanded, IShellTransitions shellTransitions,
IStartingWindow startingWindow, IRecentTasks recentTasks,
ISysuiUnlockAnimationController sysuiUnlockAnimationController,
IBackAnimation backAnimation, IDesktopMode desktopMode,
IUnfoldAnimation unfoldAnimation, IDragAndDrop dragAndDrop) {
Preconditions.assertUIThread();
unlinkToDeath();
mSystemUiProxy = proxy;
mPip = pip;
mBubbles = bubbles;
mSplitScreen = splitScreen;
mOneHanded = oneHanded;
mShellTransitions = shellTransitions;
mStartingWindow = startingWindow;
mSysuiUnlockAnimationController = sysuiUnlockAnimationController;
mRecentTasks = recentTasks;
mBackAnimation = backAnimation;
mDesktopMode = desktopMode;
mUnfoldAnimation = enableUnfoldStateAnimation() ? null : unfoldAnimation;
mDragAndDrop = dragAndDrop;
linkToDeath();
// re-attach the listeners once missing due to setProxy has not been initialized yet.
setPipAnimationListener(mPipAnimationListener);
setBubblesListener(mBubblesListener);
registerSplitScreenListener(mSplitScreenListener);
registerSplitSelectListener(mSplitSelectListener);
setHomeTransitionListener(mHomeTransitionListener);
setStartingWindowListener(mStartingWindowListener);
setLauncherUnlockAnimationController(
mLauncherActivityClass, mLauncherUnlockAnimationController);
new LinkedHashMap<>(mRemoteTransitions).forEach(this::registerRemoteTransition);
setupTransactionQueue();
registerRecentTasksListener(mRecentTasksListener);
setBackToLauncherCallback(mBackToLauncherCallback, mBackToLauncherRunner);
setUnfoldAnimationListener(mUnfoldAnimationListener);
setDesktopTaskListener(mDesktopTaskListener);
setAssistantOverridesRequested(
AssistUtils.newInstance(mContext).getSysUiAssistOverrideInvocationTypes());
mStateChangeCallbacks.forEach(Runnable::run);
if (mUnfoldTransitionProvider != null) {
if (unfoldAnimation != null) {
try {
unfoldAnimation.setListener(mUnfoldTransitionProvider);
mUnfoldTransitionProvider.setActive(true);
} catch (RemoteException e) {
// Ignore
}
} else {
mUnfoldTransitionProvider.setActive(false);
}
}
}
/**
* Clear the proxy to release held resources and turn the majority of its operations into no-ops
*/
@MainThread
public void clearProxy() {
setProxy(null, null, null, null, null, null, null, null, null, null, null, null, null);
}
/**
* Adds a callback to be notified whenever the active state changes
*/
public void addOnStateChangeListener(Runnable callback) {
mStateChangeCallbacks.add(callback);
}
/**
* Removes a previously added state change callback
*/
public void removeOnStateChangeListener(Runnable callback) {
mStateChangeCallbacks.remove(callback);
}
// TODO(141886704): Find a way to remove this
public void setLastSystemUiStateFlags(int stateFlags) {
mLastSystemUiStateFlags = stateFlags;
}
// TODO(141886704): Find a way to remove this
public int getLastSystemUiStateFlags() {
return mLastSystemUiStateFlags;
}
public boolean isActive() {
return mSystemUiProxy != null;
}
private void linkToDeath() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.asBinder().linkToDeath(mSystemUiProxyDeathRecipient, 0 /* flags */);
} catch (RemoteException e) {
Log.e(TAG, "Failed to link sysui proxy death recipient");
}
}
}
private void unlinkToDeath() {
if (mSystemUiProxy != null) {
mSystemUiProxy.asBinder().unlinkToDeath(mSystemUiProxyDeathRecipient, 0 /* flags */);
}
}
@Override
public void startScreenPinning(int taskId) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.startScreenPinning(taskId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call startScreenPinning", e);
}
}
}
@Override
public void onOverviewShown(boolean fromHome) {
onOverviewShown(fromHome, TAG);
}
public void onOverviewShown(boolean fromHome, String tag) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onOverviewShown(fromHome);
} catch (RemoteException e) {
Log.w(tag, "Failed call onOverviewShown from: " + (fromHome ? "home" : "app"), e);
}
}
}
@MainThread
@Override
public void onStatusBarTouchEvent(MotionEvent event) {
Preconditions.assertUIThread();
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onStatusBarTouchEvent(event);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onStatusBarTouchEvent with arg: " + event, e);
}
}
}
@Override
public void onStatusBarTrackpadEvent(MotionEvent event) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onStatusBarTrackpadEvent(event);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onStatusBarTrackpadEvent with arg: " + event, e);
}
}
}
@Override
public void onAssistantProgress(float progress) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onAssistantProgress(progress);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onAssistantProgress with progress: " + progress, e);
}
}
}
@Override
public void onAssistantGestureCompletion(float velocity) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.onAssistantGestureCompletion(velocity);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onAssistantGestureCompletion", e);
}
}
}
@Override
public void startAssistant(Bundle args) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.startAssistant(args);
} catch (RemoteException e) {
Log.w(TAG, "Failed call startAssistant", e);
}
}
}
@Override
public void setAssistantOverridesRequested(int[] invocationTypes) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.setAssistantOverridesRequested(invocationTypes);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setAssistantOverridesRequested", e);
}
}
}
@Override
public void animateNavBarLongPress(boolean isTouchDown, boolean shrink, long durationMs) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.animateNavBarLongPress(isTouchDown, shrink, durationMs);
} catch (RemoteException e) {
Log.w(TAG, "Failed call animateNavBarLongPress", e);
}
}
}
@Override
public void notifyAccessibilityButtonClicked(int displayId) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.notifyAccessibilityButtonClicked(displayId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifyAccessibilityButtonClicked", e);
}
}
}
@Override
public void notifyAccessibilityButtonLongClicked() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.notifyAccessibilityButtonLongClicked();
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifyAccessibilityButtonLongClicked", e);
}
}
}
@Override
public void stopScreenPinning() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.stopScreenPinning();
} catch (RemoteException e) {
Log.w(TAG, "Failed call stopScreenPinning", e);
}
}
}
@Override
public void notifyPrioritizedRotation(int rotation) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.notifyPrioritizedRotation(rotation);
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifyPrioritizedRotation with arg: " + rotation, e);
}
}
}
@Override
public void setTaskbarEnabled(boolean enabled) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.setTaskbarEnabled(enabled);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setTaskbarEnabled with arg: " +
enabled, e);
}
}
}
@Override
public void notifyTaskbarStatus(boolean visible, boolean stashed) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.notifyTaskbarStatus(visible, stashed);
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifyTaskbarStatus with arg: " +
visible + ", " + stashed, e);
}
}
}
/**
* NOTE: If called to suspend, caller MUST call this method to also un-suspend
* @param suspend should be true to stop auto-hide, false to resume normal behavior
*/
@Override
public void notifyTaskbarAutohideSuspend(boolean suspend) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.notifyTaskbarAutohideSuspend(suspend);
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifyTaskbarAutohideSuspend with arg: " +
suspend, e);
}
}
}
@Override
public void takeScreenshot(ScreenshotRequest request) {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.takeScreenshot(request);
} catch (RemoteException e) {
Log.w(TAG, "Failed call takeScreenshot");
}
}
}
@Override
public void expandNotificationPanel() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.expandNotificationPanel();
} catch (RemoteException e) {
Log.w(TAG, "Failed call expandNotificationPanel", e);
}
}
}
@Override
public void toggleNotificationPanel() {
if (mSystemUiProxy != null) {
try {
mSystemUiProxy.toggleNotificationPanel();
} catch (RemoteException e) {
Log.w(TAG, "Failed call toggleNotificationPanel", e);
}
}
}
//
// Pip
//
/**
* Sets the shelf height.
*/
public void setShelfHeight(boolean visible, int shelfHeight) {
Message.obtain(mAsyncHandler, MSG_SET_SHELF_HEIGHT,
visible ? 1 : 0 , shelfHeight).sendToTarget();
}
@WorkerThread
private void setShelfHeightAsync(int visibleInt, int shelfHeight) {
boolean visible = visibleInt != 0;
boolean changed = visible != mLastShelfVisible || shelfHeight != mLastShelfHeight;
IPip pip = mPip;
if (pip != null && changed) {
mLastShelfVisible = visible;
mLastShelfHeight = shelfHeight;
try {
pip.setShelfHeight(visible, shelfHeight);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setShelfHeight visible: " + visible
+ " height: " + shelfHeight, e);
}
}
}
/**
* Sets the height of the keep clear area that is going to be reported by
* the Launcher for the Hotseat.
*/
public void setLauncherKeepClearAreaHeight(boolean visible, int height) {
Message.obtain(mAsyncHandler, MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT,
visible ? 1 : 0 , height).sendToTarget();
}
@WorkerThread
private void setLauncherKeepClearAreaHeight(int visibleInt, int height) {
boolean visible = visibleInt != 0;
boolean changed = visible != mLastLauncherKeepClearAreaHeightVisible
|| height != mLastLauncherKeepClearAreaHeight;
IPip pip = mPip;
if (pip != null && changed) {
mLastLauncherKeepClearAreaHeightVisible = visible;
mLastLauncherKeepClearAreaHeight = height;
try {
pip.setLauncherKeepClearAreaHeight(visible, height);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setLauncherKeepClearAreaHeight visible: " + visible
+ " height: " + height, e);
}
}
}
/**
* Sets listener to get pip animation callbacks.
*/
public void setPipAnimationListener(IPipAnimationListener listener) {
if (mPip != null) {
try {
mPip.setPipAnimationListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setPinnedStackAnimationListener", e);
}
}
mPipAnimationListener = listener;
}
/**
* @return Destination bounds of auto-pip animation, {@code null} if the animation is not ready.
*/
@Nullable
public Rect startSwipePipToHome(ComponentName componentName, ActivityInfo activityInfo,
PictureInPictureParams pictureInPictureParams, int launcherRotation,
Rect hotseatKeepClearArea) {
if (mPip != null) {
try {
return mPip.startSwipePipToHome(componentName, activityInfo,
pictureInPictureParams, launcherRotation, hotseatKeepClearArea);
} catch (RemoteException e) {
Log.w(TAG, "Failed call startSwipePipToHome", e);
}
}
return null;
}
/**
* Notifies WM Shell that launcher has finished the preparation of the animation for swipe to
* home. WM Shell can choose to fade out the overlay when entering PIP is finished, and WM Shell
* should be responsible for cleaning up the overlay.
*/
public void stopSwipePipToHome(int taskId, ComponentName componentName, Rect destinationBounds,
SurfaceControl overlay, Rect appBounds) {
if (mPip != null) {
try {
mPip.stopSwipePipToHome(taskId, componentName, destinationBounds, overlay,
appBounds);
} catch (RemoteException e) {
Log.w(TAG, "Failed call stopSwipePipToHome");
}
}
}
/**
* Notifies WM Shell that launcher has aborted all the animation for swipe to home. WM Shell
* can use this callback to clean up its internal states.
*/
public void abortSwipePipToHome(int taskId, ComponentName componentName) {
if (mPip != null) {
try {
mPip.abortSwipePipToHome(taskId, componentName);
} catch (RemoteException e) {
Log.w(TAG, "Failed call abortSwipePipToHome");
}
}
}
/**
* Sets the next pip animation type to be the alpha animation.
*/
public void setPipAnimationTypeToAlpha() {
if (mPip != null) {
try {
mPip.setPipAnimationTypeToAlpha();
} catch (RemoteException e) {
Log.w(TAG, "Failed call setPipAnimationTypeToAlpha", e);
}
}
}
/**
* Sets the app icon size in pixel used by Launcher all apps.
*/
public void setLauncherAppIconSize(int iconSizePx) {
if (mPip != null) {
try {
mPip.setLauncherAppIconSize(iconSizePx);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setLauncherAppIconSize", e);
}
}
}
//
// Bubbles
//
/**
* Sets the listener to be notified of bubble state changes.
*/
public void setBubblesListener(IBubblesListener listener) {
if (mBubbles != null) {
try {
if (mBubblesListener != null) {
// Clear out any previous listener
mBubbles.unregisterBubbleListener(mBubblesListener);
}
if (listener != null) {
mBubbles.registerBubbleListener(listener);
}
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerBubblesListener");
}
}
mBubblesListener = listener;
}
/**
* Tells SysUI to show the bubble with the provided key.
* @param key the key of the bubble to show.
* @param bubbleBarBounds bounds of the bubble bar in display coordinates
*/
public void showBubble(String key, Rect bubbleBarBounds) {
if (mBubbles != null) {
try {
mBubbles.showBubble(key, bubbleBarBounds);
} catch (RemoteException e) {
Log.w(TAG, "Failed call showBubble");
}
}
}
/**
* Tells SysUI to remove the bubble with the provided key.
* @param key the key of the bubble to show.
*/
public void removeBubble(String key) {
if (mBubbles == null) return;
try {
mBubbles.removeBubble(key);
} catch (RemoteException e) {
Log.w(TAG, "Failed call removeBubble");
}
}
/**
* Tells SysUI to remove all bubbles.
*/
public void removeAllBubbles() {
if (mBubbles == null) return;
try {
mBubbles.removeAllBubbles();
} catch (RemoteException e) {
Log.w(TAG, "Failed call removeAllBubbles");
}
}
/**
* Tells SysUI to collapse the bubbles.
*/
public void collapseBubbles() {
if (mBubbles != null) {
try {
mBubbles.collapseBubbles();
} catch (RemoteException e) {
Log.w(TAG, "Failed call collapseBubbles");
}
}
}
/**
* Tells SysUI when the bubble is being dragged.
* Should be called only when the bubble bar is expanded.
* @param bubbleKey the key of the bubble to collapse/expand
* @param isBeingDragged whether the bubble is being dragged
*/
public void onBubbleDrag(@Nullable String bubbleKey, boolean isBeingDragged) {
if (mBubbles == null) return;
try {
mBubbles.onBubbleDrag(bubbleKey, isBeingDragged);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onBubbleDrag");
}
}
/**
* Tells SysUI to show user education relative to the reference point provided.
* @param position the bubble bar top center position in Screen coordinates.
*/
public void showUserEducation(Point position) {
try {
mBubbles.showUserEducation(position.x, position.y);
} catch (RemoteException e) {
Log.w(TAG, "Failed call showUserEducation");
}
}
//
// Splitscreen
//
public void registerSplitScreenListener(ISplitScreenListener listener) {
if (mSplitScreen != null) {
try {
mSplitScreen.registerSplitScreenListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerSplitScreenListener");
}
}
mSplitScreenListener = listener;
}
public void unregisterSplitScreenListener(ISplitScreenListener listener) {
if (mSplitScreen != null) {
try {
mSplitScreen.unregisterSplitScreenListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call unregisterSplitScreenListener");
}
}
mSplitScreenListener = null;
}
public void registerSplitSelectListener(ISplitSelectListener listener) {
if (mSplitScreen != null) {
try {
mSplitScreen.registerSplitSelectListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerSplitSelectListener");
}
}
mSplitSelectListener = listener;
}
public void unregisterSplitSelectListener(ISplitSelectListener listener) {
if (mSplitScreen != null) {
try {
mSplitScreen.unregisterSplitSelectListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call unregisterSplitSelectListener");
}
}
mSplitSelectListener = null;
}
/** Start multiple tasks in split-screen simultaneously. */
public void startTasks(int taskId1, Bundle options1, int taskId2, Bundle options2,
@StagePosition int splitPosition, @PersistentSnapPosition int snapPosition,
RemoteTransition remoteTransition, InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startTasks(taskId1, options1, taskId2, options2, splitPosition,
snapPosition, remoteTransition, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startTasks", "RemoteException"), e);
}
}
}
public void startIntentAndTask(PendingIntent pendingIntent, int userId1, Bundle options1,
int taskId, Bundle options2, @StagePosition int splitPosition,
@PersistentSnapPosition int snapPosition, RemoteTransition remoteTransition,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startIntentAndTask(pendingIntent, userId1, options1, taskId, options2,
splitPosition, snapPosition, remoteTransition, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startIntentAndTask", "RemoteException"), e);
}
}
}
public void startIntents(PendingIntent pendingIntent1, int userId1,
@Nullable ShortcutInfo shortcutInfo1, Bundle options1, PendingIntent pendingIntent2,
int userId2, @Nullable ShortcutInfo shortcutInfo2, Bundle options2,
@StagePosition int splitPosition, @PersistentSnapPosition int snapPosition,
RemoteTransition remoteTransition, InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startIntents(pendingIntent1, userId1, shortcutInfo1, options1,
pendingIntent2, userId2, shortcutInfo2, options2, splitPosition,
snapPosition, remoteTransition, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startIntents", "RemoteException"), e);
}
}
}
public void startShortcutAndTask(ShortcutInfo shortcutInfo, Bundle options1, int taskId,
Bundle options2, @StagePosition int splitPosition,
@PersistentSnapPosition int snapPosition, RemoteTransition remoteTransition,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startShortcutAndTask(shortcutInfo, options1, taskId, options2,
splitPosition, snapPosition, remoteTransition, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startShortcutAndTask", "RemoteException"), e);
}
}
}
/**
* Start multiple tasks in split-screen simultaneously.
*/
public void startTasksWithLegacyTransition(int taskId1, Bundle options1, int taskId2,
Bundle options2, @StagePosition int splitPosition,
@PersistentSnapPosition int snapPosition, RemoteAnimationAdapter adapter,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startTasksWithLegacyTransition(taskId1, options1, taskId2, options2,
splitPosition, snapPosition, adapter, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage(
"startTasksWithLegacyTransition", "RemoteException"), e);
}
}
}
public void startIntentAndTaskWithLegacyTransition(PendingIntent pendingIntent, int userId1,
Bundle options1, int taskId, Bundle options2, @StagePosition int splitPosition,
@PersistentSnapPosition int snapPosition, RemoteAnimationAdapter adapter,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startIntentAndTaskWithLegacyTransition(pendingIntent, userId1,
options1, taskId, options2, splitPosition, snapPosition, adapter,
instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage(
"startIntentAndTaskWithLegacyTransition", "RemoteException"), e);
}
}
}
public void startShortcutAndTaskWithLegacyTransition(ShortcutInfo shortcutInfo, Bundle options1,
int taskId, Bundle options2, @StagePosition int splitPosition,
@PersistentSnapPosition int snapPosition, RemoteAnimationAdapter adapter,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startShortcutAndTaskWithLegacyTransition(shortcutInfo, options1,
taskId, options2, splitPosition, snapPosition, adapter, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage(
"startShortcutAndTaskWithLegacyTransition", "RemoteException"), e);
}
}
}
/**
* Starts a pair of intents or shortcuts in split-screen using legacy transition. Passing a
* non-null shortcut info means to start the app as a shortcut.
*/
public void startIntentsWithLegacyTransition(PendingIntent pendingIntent1, int userId1,
@Nullable ShortcutInfo shortcutInfo1, @Nullable Bundle options1,
PendingIntent pendingIntent2, int userId2, @Nullable ShortcutInfo shortcutInfo2,
@Nullable Bundle options2, @StagePosition int sidePosition,
@PersistentSnapPosition int snapPosition, RemoteAnimationAdapter adapter,
InstanceId instanceId) {
if (mSystemUiProxy != null) {
try {
mSplitScreen.startIntentsWithLegacyTransition(pendingIntent1, userId1,
shortcutInfo1, options1, pendingIntent2, userId2, shortcutInfo2, options2,
sidePosition, snapPosition, adapter, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage(
"startIntentsWithLegacyTransition", "RemoteException"), e);
}
}
}
public void startShortcut(String packageName, String shortcutId, int position,
Bundle options, UserHandle user, InstanceId instanceId) {
if (mSplitScreen != null) {
try {
mSplitScreen.startShortcut(packageName, shortcutId, position, options,
user, instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startShortcut", "RemoteException"), e);
}
}
}
public void startIntent(PendingIntent intent, int userId, Intent fillInIntent, int position,
Bundle options, InstanceId instanceId) {
if (mSplitScreen != null) {
try {
mSplitScreen.startIntent(intent, userId, fillInIntent, position, options,
instanceId);
} catch (RemoteException e) {
Log.w(TAG, splitFailureMessage("startIntent", "RemoteException"), e);
}
}
}
public void removeFromSideStage(int taskId) {
if (mSplitScreen != null) {
try {
mSplitScreen.removeFromSideStage(taskId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call removeFromSideStage");
}
}
}
/**
* Call this when going to recents so that shell can set-up and provide appropriate leashes
* for animation (eg. DividerBar).
*
* @return RemoteAnimationTargets of windows that need to animate but only exist in shell.
*/
@Nullable
public RemoteAnimationTarget[] onGoingToRecentsLegacy(RemoteAnimationTarget[] apps) {
if (!TaskAnimationManager.ENABLE_SHELL_TRANSITIONS && mSplitScreen != null) {
try {
return mSplitScreen.onGoingToRecentsLegacy(apps);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onGoingToRecentsLegacy");
}
}
return null;
}
@Nullable
public RemoteAnimationTarget[] onStartingSplitLegacy(RemoteAnimationTarget[] apps) {
if (mSplitScreen != null) {
try {
return mSplitScreen.onStartingSplitLegacy(apps);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onStartingSplitLegacy");
}
}
return null;
}
//
// One handed
//
public void startOneHandedMode() {
if (mOneHanded != null) {
try {
mOneHanded.startOneHanded();
} catch (RemoteException e) {
Log.w(TAG, "Failed call startOneHandedMode", e);
}
}
}
public void stopOneHandedMode() {
if (mOneHanded != null) {
try {
mOneHanded.stopOneHanded();
} catch (RemoteException e) {
Log.w(TAG, "Failed call stopOneHandedMode", e);
}
}
}
//
// Remote transitions
//
public void registerRemoteTransition(
RemoteTransition remoteTransition, TransitionFilter filter) {
if (mShellTransitions != null) {
try {
mShellTransitions.registerRemote(filter, remoteTransition);
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerRemoteTransition");
}
}
if (!mRemoteTransitions.containsKey(remoteTransition)) {
mRemoteTransitions.put(remoteTransition, filter);
}
}
public void unregisterRemoteTransition(RemoteTransition remoteTransition) {
if (mShellTransitions != null) {
try {
mShellTransitions.unregisterRemote(remoteTransition);
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerRemoteTransition");
}
}
mRemoteTransitions.remove(remoteTransition);
}
public void setHomeTransitionListener(IHomeTransitionListener listener) {
if (!FeatureFlags.enableHomeTransitionListener()) {
return;
}
mHomeTransitionListener = listener;
if (mShellTransitions != null) {
try {
mShellTransitions.setHomeTransitionListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setHomeTransitionListener", e);
}
} else {
Log.w(TAG, "Unable to call setHomeTransitionListener because ShellTransitions is null");
}
}
/**
* Returns a surface which can be used to attach overlays to home task or null if
* the task doesn't exist or sysui is not connected
*/
@Nullable
public SurfaceControl getHomeTaskOverlayContainer() {
// Use a local reference as this method can be called on a worker thread, which can lead
// to NullPointer exceptions if mShellTransitions is modified on the main thread.
IShellTransitions shellTransitions = mShellTransitions;
if (shellTransitions != null) {
try {
return mShellTransitions.getHomeTaskOverlayContainer();
} catch (RemoteException e) {
Log.w(TAG, "Failed call getOverlayContainerForTask", e);
}
}
return null;
}
/**
* Use SystemUI's transaction-queue instead of Launcher's independent one. This is necessary
* if Launcher and SystemUI need to coordinate transactions (eg. for shell transitions).
*/
public void shareTransactionQueue() {
if (mOriginalTransactionToken == null) {
mOriginalTransactionToken = SurfaceControl.Transaction.getDefaultApplyToken();
}
setupTransactionQueue();
}
/**
* Switch back to using Launcher's independent transaction queue.
*/
public void unshareTransactionQueue() {
if (mOriginalTransactionToken == null) {
return;
}
SurfaceControl.Transaction.setDefaultApplyToken(mOriginalTransactionToken);
mOriginalTransactionToken = null;
}
private void setupTransactionQueue() {
if (mOriginalTransactionToken == null) {
return;
}
if (mShellTransitions == null) {
SurfaceControl.Transaction.setDefaultApplyToken(mOriginalTransactionToken);
return;
}
final IBinder shellApplyToken;
try {
shellApplyToken = mShellTransitions.getShellApplyToken();
} catch (RemoteException e) {
Log.e(TAG, "Error getting Shell's apply token", e);
return;
}
if (shellApplyToken == null) {
Log.e(TAG, "Didn't receive apply token from Shell");
return;
}
SurfaceControl.Transaction.setDefaultApplyToken(shellApplyToken);
}
//
// Starting window
//
/**
* Sets listener to get callbacks when launching a task.
*/
public void setStartingWindowListener(IStartingWindowListener listener) {
if (mStartingWindow != null) {
try {
mStartingWindow.setStartingWindowListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setStartingWindowListener", e);
}
}
mStartingWindowListener = listener;
}
//
// SmartSpace transitions
//
/**
* Sets the instance of {@link ILauncherUnlockAnimationController} that System UI should use to
* control the launcher side of the unlock animation. This will also cause us to dispatch the
* current state of the smartspace to System UI (this will subsequently happen if the state
* changes).
*/
public void setLauncherUnlockAnimationController(
String activityClass, ILauncherUnlockAnimationController controller) {
if (mSysuiUnlockAnimationController != null) {
try {
mSysuiUnlockAnimationController.setLauncherUnlockController(
activityClass, controller);
if (controller != null) {
controller.dispatchSmartspaceStateToSysui();
}
} catch (RemoteException e) {
Log.w(TAG, "Failed call setLauncherUnlockAnimationController", e);
}
}
mLauncherActivityClass = activityClass;
mLauncherUnlockAnimationController = controller;
}
/**
* Tells System UI that the Launcher's smartspace state has been updated, so that it can prepare
* the unlock animation accordingly.
*/
public void notifySysuiSmartspaceStateUpdated(SmartspaceState state) {
if (mSysuiUnlockAnimationController != null) {
try {
mSysuiUnlockAnimationController.onLauncherSmartspaceStateUpdated(state);
} catch (RemoteException e) {
Log.w(TAG, "Failed call notifySysuiSmartspaceStateUpdated", e);
e.printStackTrace();
}
}
}
//
// Recents
//
public void registerRecentTasksListener(IRecentTasksListener listener) {
if (mRecentTasks != null) {
try {
mRecentTasks.registerRecentTasksListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call registerRecentTasksListener", e);
}
}
mRecentTasksListener = listener;
}
public void unregisterRecentTasksListener(IRecentTasksListener listener) {
if (mRecentTasks != null) {
try {
mRecentTasks.unregisterRecentTasksListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call unregisterRecentTasksListener");
}
}
mRecentTasksListener = null;
}
//
// Back navigation transitions
//
/** Sets the launcher {@link android.window.IOnBackInvokedCallback} to shell */
public void setBackToLauncherCallback(IOnBackInvokedCallback callback,
IRemoteAnimationRunner runner) {
mBackToLauncherCallback = callback;
mBackToLauncherRunner = runner;
if (mBackAnimation == null || mBackToLauncherCallback == null) {
return;
}
try {
mBackAnimation.setBackToLauncherCallback(callback, runner);
} catch (RemoteException | SecurityException e) {
Log.e(TAG, "Failed call setBackToLauncherCallback", e);
}
}
/** Clears the previously registered {@link IOnBackInvokedCallback}.
*
* @param callback The previously registered callback instance.
*/
public void clearBackToLauncherCallback(IOnBackInvokedCallback callback) {
if (mBackToLauncherCallback != callback) {
return;
}
mBackToLauncherCallback = null;
mBackToLauncherRunner = null;
if (mBackAnimation == null) {
return;
}
try {
mBackAnimation.clearBackToLauncherCallback();
} catch (RemoteException e) {
Log.e(TAG, "Failed call clearBackToLauncherCallback", e);
}
}
/**
* Called when the status bar color needs to be customized when back navigation.
*/
public void customizeStatusBarAppearance(AppearanceRegion appearance) {
if (mBackAnimation == null) {
return;
}
try {
mBackAnimation.customizeStatusBarAppearance(appearance);
} catch (RemoteException e) {
Log.e(TAG, "Failed call useLauncherSysBarFlags", e);
}
}
public ArrayList<GroupedRecentTaskInfo> getRecentTasks(int numTasks, int userId) {
if (mRecentTasks == null) {
Log.w(TAG, "getRecentTasks() failed due to null mRecentTasks");
return new ArrayList<>();
}
try {
final GroupedRecentTaskInfo[] rawTasks = mRecentTasks.getRecentTasks(numTasks,
RECENT_IGNORE_UNAVAILABLE, userId);
if (rawTasks == null) {
return new ArrayList<>();
}
return new ArrayList<>(Arrays.asList(rawTasks));
} catch (RemoteException e) {
Log.w(TAG, "Failed call getRecentTasks", e);
return new ArrayList<>();
}
}
/**
* Gets the set of running tasks.
*/
public ArrayList<ActivityManager.RunningTaskInfo> getRunningTasks(int numTasks) {
if (mRecentTasks != null
&& mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_PC)) {
try {
return new ArrayList<>(Arrays.asList(mRecentTasks.getRunningTasks(numTasks)));
} catch (RemoteException e) {
Log.w(TAG, "Failed call getRunningTasks", e);
}
}
return new ArrayList<>();
}
private boolean handleMessageAsync(Message msg) {
switch (msg.what) {
case MSG_SET_SHELF_HEIGHT:
setShelfHeightAsync(msg.arg1, msg.arg2);
return true;
case MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT:
setLauncherKeepClearAreaHeight(msg.arg1, msg.arg2);
return true;
}
return false;
}
//
// Desktop Mode
//
/** Call shell to show all apps active on the desktop */
public void showDesktopApps(int displayId, @Nullable RemoteTransition transition) {
if (mDesktopMode != null) {
try {
mDesktopMode.showDesktopApps(displayId, transition);
} catch (RemoteException e) {
Log.w(TAG, "Failed call showDesktopApps", e);
}
}
}
/** Call shell to stash desktop apps */
public void stashDesktopApps(int displayId) {
if (mDesktopMode != null) {
try {
mDesktopMode.stashDesktopApps(displayId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call stashDesktopApps", e);
}
}
}
/** Call shell to hide desktop apps that may be stashed */
public void hideStashedDesktopApps(int displayId) {
if (mDesktopMode != null) {
try {
mDesktopMode.hideStashedDesktopApps(displayId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call hideStashedDesktopApps", e);
}
}
}
/**
* If task with the given id is on the desktop, bring it to front
*/
public void showDesktopApp(int taskId) {
if (mDesktopMode != null) {
try {
mDesktopMode.showDesktopApp(taskId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call showDesktopApp", e);
}
}
}
/** Call shell to get number of visible freeform tasks */
public int getVisibleDesktopTaskCount(int displayId) {
if (mDesktopMode != null) {
try {
return mDesktopMode.getVisibleTaskCount(displayId);
} catch (RemoteException e) {
Log.w(TAG, "Failed call getVisibleDesktopTaskCount", e);
}
}
return 0;
}
/** Set a listener on shell to get updates about desktop task state */
public void setDesktopTaskListener(@Nullable IDesktopTaskListener listener) {
mDesktopTaskListener = listener;
if (mDesktopMode != null) {
try {
mDesktopMode.setTaskListener(listener);
} catch (RemoteException e) {
Log.w(TAG, "Failed call setDesktopTaskListener", e);
}
}
}
/** Perform cleanup transactions after animation to split select is complete */
public void onDesktopSplitSelectAnimComplete(ActivityManager.RunningTaskInfo taskInfo) {
if (mDesktopMode != null) {
try {
mDesktopMode.onDesktopSplitSelectAnimComplete(taskInfo);
} catch (RemoteException e) {
Log.w(TAG, "Failed call onDesktopSplitSelectAnimComplete", e);
}
}
}
//
// Unfold transition
//
/** Sets the unfold animation lister to sysui. */
public void setUnfoldAnimationListener(IUnfoldTransitionListener callback) {
mUnfoldAnimationListener = callback;
if (mUnfoldAnimation == null) {
return;
}
try {
Log.d(TAG, "Registering unfold animation receiver");
mUnfoldAnimation.setListener(callback);
} catch (RemoteException e) {
Log.e(TAG, "Failed call setUnfoldAnimationListener", e);
}
}
@Nullable
public ProxyUnfoldTransitionProvider getUnfoldTransitionProvider() {
return mUnfoldTransitionProvider;
}
//
// Recents
//
/**
* Starts the recents activity. The caller should manage the thread on which this is called.
*/
public boolean startRecentsActivity(Intent intent, ActivityOptions options,
RecentsAnimationListener listener) {
if (mRecentTasks == null) {
ActiveGestureLog.INSTANCE.addLog("Null mRecentTasks", RECENT_TASKS_MISSING);
return false;
}
final IRecentsAnimationRunner runner = new IRecentsAnimationRunner.Stub() {
@Override
public void onAnimationStart(IRecentsAnimationController controller,
RemoteAnimationTarget[] apps, RemoteAnimationTarget[] wallpapers,
Rect homeContentInsets, Rect minimizedHomeBounds, Bundle extras) {
// Aidl bundles need to explicitly set class loader
// https://developer.android.com/guide/components/aidl#Bundles
if (extras != null) {
extras.setClassLoader(getClass().getClassLoader());
}
listener.onAnimationStart(new RecentsAnimationControllerCompat(controller), apps,
wallpapers, homeContentInsets, minimizedHomeBounds, extras);
}
@Override
public void onAnimationCanceled(int[] taskIds, TaskSnapshot[] taskSnapshots) {
listener.onAnimationCanceled(
ThumbnailData.wrap(taskIds, taskSnapshots));
}
@Override
public void onTasksAppeared(RemoteAnimationTarget[] apps) {
listener.onTasksAppeared(apps);
}
};
final Bundle optsBundle = options.toBundle();
try {
mRecentTasks.startRecentsTransition(mRecentsPendingIntent, intent, optsBundle,
mContext.getIApplicationThread(), runner);
return true;
} catch (RemoteException e) {
Log.e(TAG, "Error starting recents via shell", e);
return false;
}
}
//
// Drag and drop
//
/**
* For testing purposes. Returns `true` only if the shell drop target has shown and
* drawn and is ready to handle drag events and the subsequent drop.
*/
public boolean isDragAndDropReady() {
if (mDragAndDrop == null) {
return false;
}
try {
return mDragAndDrop.isReadyToHandleDrag();
} catch (RemoteException e) {
Log.e(TAG, "Error querying drag state", e);
return false;
}
}
public void dump(PrintWriter pw) {
pw.println(TAG + ":");
pw.println("\tmSystemUiProxy=" + mSystemUiProxy);
pw.println("\tmPip=" + mPip);
pw.println("\tmPipAnimationListener=" + mPipAnimationListener);
pw.println("\tmBubbles=" + mBubbles);
pw.println("\tmBubblesListener=" + mBubblesListener);
pw.println("\tmSplitScreen=" + mSplitScreen);
pw.println("\tmSplitScreenListener=" + mSplitScreenListener);
pw.println("\tmSplitSelectListener=" + mSplitSelectListener);
pw.println("\tmOneHanded=" + mOneHanded);
pw.println("\tmShellTransitions=" + mShellTransitions);
pw.println("\tmHomeTransitionListener=" + mHomeTransitionListener);
pw.println("\tmStartingWindow=" + mStartingWindow);
pw.println("\tmStartingWindowListener=" + mStartingWindowListener);
pw.println("\tmSysuiUnlockAnimationController=" + mSysuiUnlockAnimationController);
pw.println("\tmLauncherActivityClass=" + mLauncherActivityClass);
pw.println("\tmLauncherUnlockAnimationController=" + mLauncherUnlockAnimationController);
pw.println("\tmRecentTasks=" + mRecentTasks);
pw.println("\tmRecentTasksListener=" + mRecentTasksListener);
pw.println("\tmBackAnimation=" + mBackAnimation);
pw.println("\tmBackToLauncherCallback=" + mBackToLauncherCallback);
pw.println("\tmBackToLauncherRunner=" + mBackToLauncherRunner);
pw.println("\tmDesktopMode=" + mDesktopMode);
pw.println("\tmDesktopTaskListener=" + mDesktopTaskListener);
pw.println("\tmUnfoldAnimation=" + mUnfoldAnimation);
pw.println("\tmUnfoldAnimationListener=" + mUnfoldAnimationListener);
pw.println("\tmDragAndDrop=" + mDragAndDrop);
}
}