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/*
* Copyright (C) 2017 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.content.Intent.ACTION_CHOOSER;
import static android.view.MotionEvent.ACTION_CANCEL;
import static android.view.MotionEvent.ACTION_DOWN;
import static android.view.MotionEvent.ACTION_UP;
import static com.android.launcher3.config.FeatureFlags.ASSISTANT_GIVES_LAUNCHER_FOCUS;
import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
import static com.android.quickstep.GestureState.DEFAULT_STATE;
import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_RECENT_TASKS;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SHELL_ONE_HANDED;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SHELL_PIP;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SHELL_SHELL_TRANSITIONS;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SHELL_SPLIT_SCREEN;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SHELL_STARTING_WINDOW;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SMARTSPACE_TRANSITION_CONTROLLER;
import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SYSUI_PROXY;
import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NOTIFICATION_PANEL_EXPANDED;
import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_TRACING_ENABLED;
import android.annotation.TargetApi;
import android.app.PendingIntent;
import android.app.RemoteAction;
import android.app.Service;
import android.content.ComponentName;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.graphics.Point;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.drawable.Icon;
import android.hardware.display.DisplayManager;
import android.os.Build;
import android.os.Bundle;
import android.os.IBinder;
import android.os.Looper;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.util.Log;
import android.view.Choreographer;
import android.view.Display;
import android.view.InputEvent;
import android.view.MotionEvent;
import android.view.Surface;
import android.view.accessibility.AccessibilityManager;
import androidx.annotation.BinderThread;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.UiThread;
import com.android.launcher3.BaseDraggingActivity;
import com.android.launcher3.R;
import com.android.launcher3.ResourceUtils;
import com.android.launcher3.Utilities;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.provider.RestoreDbTask;
import com.android.launcher3.statemanager.StatefulActivity;
import com.android.launcher3.taskbar.TaskbarManager;
import com.android.launcher3.testing.TestLogging;
import com.android.launcher3.testing.TestProtocol;
import com.android.launcher3.tracing.LauncherTraceProto;
import com.android.launcher3.tracing.TouchInteractionServiceProto;
import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
import com.android.launcher3.util.OnboardingPrefs;
import com.android.launcher3.util.TraceHelper;
import com.android.launcher3.util.WindowBounds;
import com.android.quickstep.inputconsumers.AccessibilityInputConsumer;
import com.android.quickstep.inputconsumers.AssistantInputConsumer;
import com.android.quickstep.inputconsumers.DeviceLockedInputConsumer;
import com.android.quickstep.inputconsumers.OneHandedModeInputConsumer;
import com.android.quickstep.inputconsumers.OtherActivityInputConsumer;
import com.android.quickstep.inputconsumers.OverviewInputConsumer;
import com.android.quickstep.inputconsumers.OverviewWithoutFocusInputConsumer;
import com.android.quickstep.inputconsumers.ProgressDelegateInputConsumer;
import com.android.quickstep.inputconsumers.ResetGestureInputConsumer;
import com.android.quickstep.inputconsumers.ScreenPinnedInputConsumer;
import com.android.quickstep.inputconsumers.SysUiOverlayInputConsumer;
import com.android.quickstep.inputconsumers.TaskbarStashInputConsumer;
import com.android.quickstep.util.ActiveGestureLog;
import com.android.quickstep.util.AssistantUtilities;
import com.android.quickstep.util.LauncherSplitScreenListener;
import com.android.quickstep.util.ProtoTracer;
import com.android.quickstep.util.ProxyScreenStatusProvider;
import com.android.quickstep.util.SplitScreenBounds;
import com.android.systemui.shared.recents.IOverviewProxy;
import com.android.systemui.shared.recents.ISystemUiProxy;
import com.android.systemui.shared.system.ActivityManagerWrapper;
import com.android.systemui.shared.system.InputChannelCompat;
import com.android.systemui.shared.system.InputChannelCompat.InputEventReceiver;
import com.android.systemui.shared.system.InputConsumerController;
import com.android.systemui.shared.system.InputMonitorCompat;
import com.android.systemui.shared.system.smartspace.ISmartspaceTransitionController;
import com.android.systemui.shared.tracing.ProtoTraceable;
import com.android.wm.shell.onehanded.IOneHanded;
import com.android.wm.shell.pip.IPip;
import com.android.wm.shell.recents.IRecentTasks;
import com.android.wm.shell.splitscreen.ISplitScreen;
import com.android.wm.shell.startingsurface.IStartingWindow;
import com.android.wm.shell.transition.IShellTransitions;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.function.Function;
/**
* Service connected by system-UI for handling touch interaction.
*/
@TargetApi(Build.VERSION_CODES.R)
public class TouchInteractionService extends Service
implements ProtoTraceable<LauncherTraceProto.Builder> {
private static final String TAG = "TouchInteractionService";
private static final String KEY_BACK_NOTIFICATION_COUNT = "backNotificationCount";
private static final String NOTIFY_ACTION_BACK = "com.android.quickstep.action.BACK_GESTURE";
private static final String HAS_ENABLED_QUICKSTEP_ONCE = "launcher.has_enabled_quickstep_once";
private static final int MAX_BACK_NOTIFICATION_COUNT = 3;
/**
* System Action ID to show all apps.
* TODO: Use AccessibilityService's corresponding global action constant in S
*/
private static final int SYSTEM_ACTION_ID_ALL_APPS = 14;
public static final boolean ENABLE_PER_WINDOW_INPUT_ROTATION =
SystemProperties.getBoolean("persist.debug.per_window_input_rotation", false);
private int mBackGestureNotificationCounter = -1;
private final TISBinder mTISBinder = new TISBinder();
/**
* Local IOverviewProxy implementation with some methods for local components
*/
public class TISBinder extends IOverviewProxy.Stub {
@BinderThread
public void onInitialize(Bundle bundle) {
ISystemUiProxy proxy = ISystemUiProxy.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_SYSUI_PROXY));
IPip pip = IPip.Stub.asInterface(bundle.getBinder(KEY_EXTRA_SHELL_PIP));
ISplitScreen splitscreen = ISplitScreen.Stub.asInterface(bundle.getBinder(
KEY_EXTRA_SHELL_SPLIT_SCREEN));
IOneHanded onehanded = IOneHanded.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_SHELL_ONE_HANDED));
IShellTransitions shellTransitions = IShellTransitions.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_SHELL_SHELL_TRANSITIONS));
IStartingWindow startingWindow = IStartingWindow.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_SHELL_STARTING_WINDOW));
ISmartspaceTransitionController smartspaceTransitionController =
ISmartspaceTransitionController.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_SMARTSPACE_TRANSITION_CONTROLLER));
IRecentTasks recentTasks = IRecentTasks.Stub.asInterface(
bundle.getBinder(KEY_EXTRA_RECENT_TASKS));
MAIN_EXECUTOR.execute(() -> {
SystemUiProxy.INSTANCE.get(TouchInteractionService.this).setProxy(proxy, pip,
splitscreen, onehanded, shellTransitions, startingWindow, recentTasks,
smartspaceTransitionController);
TouchInteractionService.this.initInputMonitor();
preloadOverview(true /* fromInit */);
});
sIsInitialized = true;
}
@BinderThread
public void onOverviewToggle() {
TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "onOverviewToggle");
// If currently screen pinning, do not enter overview
if (mDeviceState.isScreenPinningActive()) {
return;
}
TaskUtils.closeSystemWindowsAsync(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
mOverviewCommandHelper.addCommand(OverviewCommandHelper.TYPE_TOGGLE);
}
@BinderThread
@Override
public void onOverviewShown(boolean triggeredFromAltTab) {
if (triggeredFromAltTab) {
TaskUtils.closeSystemWindowsAsync(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
mOverviewCommandHelper.addCommand(OverviewCommandHelper.TYPE_SHOW_NEXT_FOCUS);
} else {
mOverviewCommandHelper.addCommand(OverviewCommandHelper.TYPE_SHOW);
}
}
@BinderThread
@Override
public void onOverviewHidden(boolean triggeredFromAltTab, boolean triggeredFromHomeKey) {
if (triggeredFromAltTab && !triggeredFromHomeKey) {
// onOverviewShownFromAltTab hides the overview and ends at the target app
mOverviewCommandHelper.addCommand(OverviewCommandHelper.TYPE_HIDE);
}
}
@BinderThread
@Override
public void onTip(int actionType, int viewType) {
// Please delete this method from the interface
}
@BinderThread
@Override
public void onAssistantAvailable(boolean available) {
MAIN_EXECUTOR.execute(() -> {
mDeviceState.setAssistantAvailable(available);
TouchInteractionService.this.onAssistantVisibilityChanged();
});
}
@BinderThread
@Override
public void onAssistantVisibilityChanged(float visibility) {
MAIN_EXECUTOR.execute(() -> {
mDeviceState.setAssistantVisibility(visibility);
TouchInteractionService.this.onAssistantVisibilityChanged();
});
}
@BinderThread
public void onBackAction(boolean completed, int downX, int downY, boolean isButton,
boolean gestureSwipeLeft) {
// Remove this method from the interface
}
@BinderThread
public void onSystemUiStateChanged(int stateFlags) {
MAIN_EXECUTOR.execute(() -> {
int lastFlags = mDeviceState.getSystemUiStateFlags();
mDeviceState.setSystemUiFlags(stateFlags);
TouchInteractionService.this.onSystemUiFlagsChanged(lastFlags);
});
}
@BinderThread
public void onActiveNavBarRegionChanges(Region region) {
MAIN_EXECUTOR.execute(() -> mDeviceState.setDeferredGestureRegion(region));
}
@Override
public void onSplitScreenSecondaryBoundsChanged(Rect bounds, Rect insets) {
WindowBounds wb = new WindowBounds(bounds, insets);
MAIN_EXECUTOR.execute(() -> SplitScreenBounds.INSTANCE.setSecondaryWindowBounds(wb));
}
@BinderThread
@Override
public void onScreenTurnedOn() {
MAIN_EXECUTOR.execute(ProxyScreenStatusProvider.INSTANCE::onScreenTurnedOn);
}
@Override
public void onRotationProposal(int rotation, boolean isValid) {
executeForTaskbarManager(() -> mTaskbarManager.onRotationProposal(rotation, isValid));
}
@Override
public void disable(int displayId, int state1, int state2, boolean animate) {
executeForTaskbarManager(() -> mTaskbarManager
.disableNavBarElements(displayId, state1, state2, animate));
}
@Override
public void onSystemBarAttributesChanged(int displayId, int behavior) {
executeForTaskbarManager(() -> mTaskbarManager
.onSystemBarAttributesChanged(displayId, behavior));
}
@Override
public void onNavButtonsDarkIntensityChanged(float darkIntensity) {
executeForTaskbarManager(() -> mTaskbarManager
.onNavButtonsDarkIntensityChanged(darkIntensity));
}
private void executeForTaskbarManager(final Runnable r) {
MAIN_EXECUTOR.execute(() -> {
if (mTaskbarManager == null) {
return;
}
r.run();
});
}
public TaskbarManager getTaskbarManager() {
return mTaskbarManager;
}
public OverviewCommandHelper getOverviewCommandHelper() {
return mOverviewCommandHelper;
}
/**
* Sets a proxy to bypass swipe up behavior
*/
public void setSwipeUpProxy(Function<GestureState, AnimatedFloat> proxy) {
mSwipeUpProxyProvider = proxy != null ? proxy : (i -> null);
}
}
private static boolean sConnected = false;
private static boolean sIsInitialized = false;
private RotationTouchHelper mRotationTouchHelper;
public static boolean isConnected() {
return sConnected;
}
public static boolean isInitialized() {
return sIsInitialized;
}
private final AbsSwipeUpHandler.Factory mLauncherSwipeHandlerFactory =
this::createLauncherSwipeHandler;
private final AbsSwipeUpHandler.Factory mFallbackSwipeHandlerFactory =
this::createFallbackSwipeHandler;
private ActivityManagerWrapper mAM;
private OverviewCommandHelper mOverviewCommandHelper;
private OverviewComponentObserver mOverviewComponentObserver;
private InputConsumerController mInputConsumer;
private RecentsAnimationDeviceState mDeviceState;
private TaskAnimationManager mTaskAnimationManager;
private @NonNull InputConsumer mUncheckedConsumer = InputConsumer.NO_OP;
private @NonNull InputConsumer mConsumer = InputConsumer.NO_OP;
private Choreographer mMainChoreographer;
private @Nullable ResetGestureInputConsumer mResetGestureInputConsumer;
private GestureState mGestureState = DEFAULT_STATE;
private InputMonitorCompat mInputMonitorCompat;
private InputEventReceiver mInputEventReceiver;
private DisplayManager mDisplayManager;
private TaskbarManager mTaskbarManager;
private Function<GestureState, AnimatedFloat> mSwipeUpProxyProvider = i -> null;
@Override
public void onCreate() {
super.onCreate();
// Initialize anything here that is needed in direct boot mode.
// Everything else should be initialized in onUserUnlocked() below.
mMainChoreographer = Choreographer.getInstance();
mAM = ActivityManagerWrapper.getInstance();
mDeviceState = new RecentsAnimationDeviceState(this, true);
mDisplayManager = getSystemService(DisplayManager.class);
mTaskbarManager = new TaskbarManager(this);
mRotationTouchHelper = mDeviceState.getRotationTouchHelper();
// Call runOnUserUnlocked() before any other callbacks to ensure everything is initialized.
mDeviceState.runOnUserUnlocked(this::onUserUnlocked);
mDeviceState.runOnUserUnlocked(mTaskbarManager::onUserUnlocked);
mDeviceState.addNavigationModeChangedCallback(this::onNavigationModeChanged);
mDeviceState.addOneHandedModeChangedCallback(this::onOneHandedModeOverlayChanged);
ProtoTracer.INSTANCE.get(this).add(this);
LauncherSplitScreenListener.INSTANCE.get(this).init();
sConnected = true;
}
private void disposeEventHandlers() {
if (mInputEventReceiver != null) {
mInputEventReceiver.dispose();
mInputEventReceiver = null;
}
if (mInputMonitorCompat != null) {
mInputMonitorCompat.dispose();
mInputMonitorCompat = null;
}
}
private void initInputMonitor() {
disposeEventHandlers();
if (mDeviceState.isButtonNavMode()) {
return;
}
mInputMonitorCompat = new InputMonitorCompat("swipe-up", mDeviceState.getDisplayId());
mInputEventReceiver = mInputMonitorCompat.getInputReceiver(Looper.getMainLooper(),
mMainChoreographer, this::onInputEvent);
mRotationTouchHelper.updateGestureTouchRegions();
}
/**
* Called when the navigation mode changes, guaranteed to be after the device state has updated.
*/
private void onNavigationModeChanged(SysUINavigationMode.Mode mode) {
initInputMonitor();
resetHomeBounceSeenOnQuickstepEnabledFirstTime();
}
/**
* Called when the one handed mode overlay package changes, to recreate touch region.
*/
private void onOneHandedModeOverlayChanged(int newGesturalHeight) {
initInputMonitor();
}
@UiThread
public void onUserUnlocked() {
mTaskAnimationManager = new TaskAnimationManager(this);
mOverviewComponentObserver = new OverviewComponentObserver(this, mDeviceState);
mOverviewCommandHelper = new OverviewCommandHelper(this,
mOverviewComponentObserver, mTaskAnimationManager);
mResetGestureInputConsumer = new ResetGestureInputConsumer(mTaskAnimationManager);
mInputConsumer = InputConsumerController.getRecentsAnimationInputConsumer();
mInputConsumer.registerInputConsumer();
onSystemUiFlagsChanged(mDeviceState.getSystemUiStateFlags());
onAssistantVisibilityChanged();
// Temporarily disable model preload
// new ModelPreload().start(this);
mBackGestureNotificationCounter = Math.max(0, Utilities.getDevicePrefs(this)
.getInt(KEY_BACK_NOTIFICATION_COUNT, MAX_BACK_NOTIFICATION_COUNT));
resetHomeBounceSeenOnQuickstepEnabledFirstTime();
mOverviewComponentObserver.setOverviewChangeListener(this::onOverviewTargetChange);
onOverviewTargetChange(mOverviewComponentObserver.isHomeAndOverviewSame());
}
public OverviewCommandHelper getOverviewCommandHelper() {
return mOverviewCommandHelper;
}
private void resetHomeBounceSeenOnQuickstepEnabledFirstTime() {
if (!mDeviceState.isUserUnlocked() || mDeviceState.isButtonNavMode()) {
// Skip if not yet unlocked (can't read user shared prefs) or if the current navigation
// mode doesn't have gestures
return;
}
// Reset home bounce seen on quick step enabled for first time
SharedPreferences sharedPrefs = Utilities.getPrefs(this);
if (!sharedPrefs.getBoolean(HAS_ENABLED_QUICKSTEP_ONCE, true)) {
sharedPrefs.edit()
.putBoolean(HAS_ENABLED_QUICKSTEP_ONCE, true)
.putBoolean(OnboardingPrefs.HOME_BOUNCE_SEEN, false)
.apply();
}
}
private void onOverviewTargetChange(boolean isHomeAndOverviewSame) {
AccessibilityManager am = getSystemService(AccessibilityManager.class);
if (isHomeAndOverviewSame) {
Intent intent = new Intent(mOverviewComponentObserver.getHomeIntent())
.setAction(Intent.ACTION_ALL_APPS);
RemoteAction allAppsAction = new RemoteAction(
Icon.createWithResource(this, R.drawable.ic_apps),
getString(R.string.all_apps_label),
getString(R.string.all_apps_label),
PendingIntent.getActivity(this, SYSTEM_ACTION_ID_ALL_APPS, intent,
PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE));
am.registerSystemAction(allAppsAction, SYSTEM_ACTION_ID_ALL_APPS);
} else {
am.unregisterSystemAction(SYSTEM_ACTION_ID_ALL_APPS);
}
StatefulActivity newOverviewActivity = mOverviewComponentObserver.getActivityInterface()
.getCreatedActivity();
if (newOverviewActivity != null) {
mTaskbarManager.setActivity(newOverviewActivity);
}
}
@UiThread
private void onSystemUiFlagsChanged(int lastSysUIFlags) {
if (mDeviceState.isUserUnlocked()) {
int systemUiStateFlags = mDeviceState.getSystemUiStateFlags();
SystemUiProxy.INSTANCE.get(this).setLastSystemUiStateFlags(systemUiStateFlags);
mOverviewComponentObserver.onSystemUiStateChanged();
mTaskbarManager.onSystemUiFlagsChanged(systemUiStateFlags);
boolean wasExpanded = (lastSysUIFlags & SYSUI_STATE_NOTIFICATION_PANEL_EXPANDED) != 0;
boolean isExpanded =
(systemUiStateFlags & SYSUI_STATE_NOTIFICATION_PANEL_EXPANDED) != 0;
if (wasExpanded != isExpanded && isExpanded) {
// End live tile when expanding the notification panel for the first time from
// overview.
mTaskAnimationManager.endLiveTile();
}
if ((lastSysUIFlags & SYSUI_STATE_TRACING_ENABLED) !=
(systemUiStateFlags & SYSUI_STATE_TRACING_ENABLED)) {
// Update the tracing state
if ((systemUiStateFlags & SYSUI_STATE_TRACING_ENABLED) != 0) {
Log.d(TAG, "Starting tracing.");
ProtoTracer.INSTANCE.get(this).start();
} else {
Log.d(TAG, "Stopping tracing. Dumping to file="
+ ProtoTracer.INSTANCE.get(this).getTraceFile());
ProtoTracer.INSTANCE.get(this).stop();
}
}
}
}
@UiThread
private void onAssistantVisibilityChanged() {
if (mDeviceState.isUserUnlocked()) {
mOverviewComponentObserver.getActivityInterface().onAssistantVisibilityChanged(
mDeviceState.getAssistantVisibility());
}
}
@Override
public void onDestroy() {
Log.d(TAG, "Touch service destroyed: user=" + getUserId());
sIsInitialized = false;
if (mDeviceState.isUserUnlocked()) {
mInputConsumer.unregisterInputConsumer();
mOverviewComponentObserver.onDestroy();
}
disposeEventHandlers();
mDeviceState.destroy();
SystemUiProxy.INSTANCE.get(this).clearProxy();
ProtoTracer.INSTANCE.get(this).stop();
ProtoTracer.INSTANCE.get(this).remove(this);
getSystemService(AccessibilityManager.class)
.unregisterSystemAction(SYSTEM_ACTION_ID_ALL_APPS);
LauncherSplitScreenListener.INSTANCE.get(this).destroy();
mTaskbarManager.destroy();
sConnected = false;
super.onDestroy();
}
@Override
public IBinder onBind(Intent intent) {
Log.d(TAG, "Touch service connected: user=" + getUserId());
return mTISBinder;
}
private void onInputEvent(InputEvent ev) {
if (!(ev instanceof MotionEvent)) {
Log.e(TAG, "Unknown event " + ev);
return;
}
MotionEvent event = (MotionEvent) ev;
if (ENABLE_PER_WINDOW_INPUT_ROTATION) {
final Display display = mDisplayManager.getDisplay(mDeviceState.getDisplayId());
int rotation = display.getRotation();
Point sz = new Point();
display.getRealSize(sz);
if (rotation != Surface.ROTATION_0) {
event.transform(InputChannelCompat.createRotationMatrix(rotation, sz.x, sz.y));
}
}
TestLogging.recordMotionEvent(
TestProtocol.SEQUENCE_TIS, "TouchInteractionService.onInputEvent", event);
if (!mDeviceState.isUserUnlocked()) {
return;
}
Object traceToken = TraceHelper.INSTANCE.beginFlagsOverride(
TraceHelper.FLAG_ALLOW_BINDER_TRACKING);
final int action = event.getAction();
if (action == ACTION_DOWN) {
mRotationTouchHelper.setOrientationTransformIfNeeded(event);
if (!mDeviceState.isOneHandedModeActive()
&& mRotationTouchHelper.isInSwipeUpTouchRegion(event)) {
// Clone the previous gesture state since onConsumerAboutToBeSwitched might trigger
// onConsumerInactive and wipe the previous gesture state
GestureState prevGestureState = new GestureState(mGestureState);
GestureState newGestureState = createGestureState(mGestureState);
newGestureState.setSwipeUpStartTimeMs(SystemClock.uptimeMillis());
mConsumer.onConsumerAboutToBeSwitched();
mGestureState = newGestureState;
mConsumer = newConsumer(prevGestureState, mGestureState, event);
ActiveGestureLog.INSTANCE.addLog("setInputConsumer: " + mConsumer.getName());
mUncheckedConsumer = mConsumer;
} else if (mDeviceState.isUserUnlocked() && mDeviceState.isFullyGesturalNavMode()
&& mDeviceState.canTriggerAssistantAction(event)) {
mGestureState = createGestureState(mGestureState);
// Do not change mConsumer as if there is an ongoing QuickSwitch gesture, we
// should not interrupt it. QuickSwitch assumes that interruption can only
// happen if the next gesture is also quick switch.
mUncheckedConsumer = tryCreateAssistantInputConsumer(
InputConsumer.NO_OP, mGestureState, event);
} else if (mDeviceState.canTriggerOneHandedAction(event)) {
// Consume gesture event for triggering one handed feature.
mUncheckedConsumer = new OneHandedModeInputConsumer(this, mDeviceState,
InputConsumer.NO_OP, mInputMonitorCompat);
} else {
mUncheckedConsumer = InputConsumer.NO_OP;
}
} else {
// Other events
if (mUncheckedConsumer != InputConsumer.NO_OP) {
// Only transform the event if we are handling it in a proper consumer
mRotationTouchHelper.setOrientationTransformIfNeeded(event);
}
}
if (mUncheckedConsumer != InputConsumer.NO_OP) {
switch (event.getActionMasked()) {
case ACTION_DOWN:
case ACTION_UP:
ActiveGestureLog.INSTANCE.addLog("onMotionEvent("
+ (int) event.getRawX() + ", " + (int) event.getRawY() + ")",
event.getActionMasked());
break;
default:
ActiveGestureLog.INSTANCE.addLog("onMotionEvent", event.getActionMasked());
break;
}
}
boolean cancelGesture = mGestureState.getActivityInterface() != null
&& mGestureState.getActivityInterface().shouldCancelCurrentGesture();
boolean cleanUpConsumer = (action == ACTION_UP || action == ACTION_CANCEL || cancelGesture)
&& mConsumer != null
&& !mConsumer.getActiveConsumerInHierarchy().isConsumerDetachedFromGesture();
if (cancelGesture) {
event.setAction(ACTION_CANCEL);
}
mUncheckedConsumer.onMotionEvent(event);
if (cleanUpConsumer) {
reset();
}
TraceHelper.INSTANCE.endFlagsOverride(traceToken);
ProtoTracer.INSTANCE.get(this).scheduleFrameUpdate();
}
private InputConsumer tryCreateAssistantInputConsumer(InputConsumer base,
GestureState gestureState, MotionEvent motionEvent) {
return mDeviceState.isGestureBlockedActivity(gestureState.getRunningTask())
? base
: new AssistantInputConsumer(this, gestureState, base, mInputMonitorCompat,
mDeviceState, motionEvent);
}
public GestureState createGestureState(GestureState previousGestureState) {
GestureState gestureState = new GestureState(mOverviewComponentObserver,
ActiveGestureLog.INSTANCE.generateAndSetLogId());
if (mTaskAnimationManager.isRecentsAnimationRunning()) {
gestureState.updateRunningTask(previousGestureState.getRunningTask());
gestureState.updateLastStartedTaskId(previousGestureState.getLastStartedTaskId());
gestureState.updatePreviouslyAppearedTaskIds(
previousGestureState.getPreviouslyAppearedTaskIds());
} else {
gestureState.updateRunningTasks(TraceHelper.allowIpcs("getRunningTask.0",
() -> mAM.getRunningTasks(false /* filterOnlyVisibleRecents */)));
}
return gestureState;
}
private InputConsumer newConsumer(GestureState previousGestureState,
GestureState newGestureState, MotionEvent event) {
AnimatedFloat progressProxy = mSwipeUpProxyProvider.apply(mGestureState);
if (progressProxy != null) {
return new ProgressDelegateInputConsumer(this, mTaskAnimationManager,
mGestureState, mInputMonitorCompat, progressProxy);
}
boolean canStartSystemGesture = mDeviceState.canStartSystemGesture();
if (!mDeviceState.isUserUnlocked()) {
if (canStartSystemGesture) {
// This handles apps launched in direct boot mode (e.g. dialer) as well as apps
// launched while device is locked even after exiting direct boot mode (e.g. camera).
return createDeviceLockedInputConsumer(newGestureState);
} else {
return getDefaultInputConsumer();
}
}
// When there is an existing recents animation running, bypass systemState check as this is
// a followup gesture and the first gesture started in a valid system state.
InputConsumer base = canStartSystemGesture
|| previousGestureState.isRecentsAnimationRunning()
? newBaseConsumer(previousGestureState, newGestureState, event)
: getDefaultInputConsumer();
if (mDeviceState.isGesturalNavMode()) {
handleOrientationSetup(base);
}
if (mDeviceState.isFullyGesturalNavMode()) {
if (mDeviceState.canTriggerAssistantAction(event)) {
base = tryCreateAssistantInputConsumer(base, newGestureState, event);
}
// If Taskbar is present, we listen for long press to unstash it.
BaseActivityInterface activityInterface = newGestureState.getActivityInterface();
StatefulActivity activity = activityInterface.getCreatedActivity();
if (activity != null && activity.getDeviceProfile().isTaskbarPresent) {
base = new TaskbarStashInputConsumer(this, base, mInputMonitorCompat,
mTaskbarManager.getCurrentActivityContext());
}
// If Bubbles is expanded, use the overlay input consumer, which will close Bubbles
// instead of going all the way home when a swipe up is detected.
if (mDeviceState.isBubblesExpanded() || mDeviceState.isGlobalActionsShowing()) {
base = new SysUiOverlayInputConsumer(
getBaseContext(), mDeviceState, mInputMonitorCompat);
}
if (mDeviceState.isScreenPinningActive()) {
// Note: we only allow accessibility to wrap this, and it replaces the previous
// base input consumer (which should be NO_OP anyway since topTaskLocked == true).
base = new ScreenPinnedInputConsumer(this, newGestureState);
}
if (mDeviceState.canTriggerOneHandedAction(event)) {
base = new OneHandedModeInputConsumer(this, mDeviceState, base,
mInputMonitorCompat);
}
if (mDeviceState.isAccessibilityMenuAvailable()) {
base = new AccessibilityInputConsumer(this, mDeviceState, base,
mInputMonitorCompat);
}
} else {
if (mDeviceState.isScreenPinningActive()) {
base = getDefaultInputConsumer();
}
if (mDeviceState.canTriggerOneHandedAction(event)) {
base = new OneHandedModeInputConsumer(this, mDeviceState, base,
mInputMonitorCompat);
}
}
return base;
}
private void handleOrientationSetup(InputConsumer baseInputConsumer) {
baseInputConsumer.notifyOrientationSetup();
}
private InputConsumer newBaseConsumer(GestureState previousGestureState,
GestureState gestureState, MotionEvent event) {
if (mDeviceState.isKeyguardShowingOccluded()) {
// This handles apps showing over the lockscreen (e.g. camera)
return createDeviceLockedInputConsumer(gestureState);
}
// Use overview input consumer for sharesheets on top of home.
boolean forceOverviewInputConsumer = gestureState.getActivityInterface().isStarted()
&& gestureState.getRunningTask() != null
&& ACTION_CHOOSER.equals(gestureState.getRunningTask().baseIntent.getAction());
if (AssistantUtilities.isExcludedAssistant(gestureState.getRunningTask())) {
// In the case where we are in the excluded assistant state, ignore it and treat the
// running activity as the task behind the assistant
gestureState.updateRunningTask(TraceHelper.allowIpcs("getRunningTask.assistant",
() -> mAM.getRunningTask(true /* filterOnlyVisibleRecents */)));
ComponentName homeComponent = mOverviewComponentObserver.getHomeIntent().getComponent();
ComponentName runningComponent =
gestureState.getRunningTask().baseIntent.getComponent();
forceOverviewInputConsumer =
runningComponent != null && runningComponent.equals(homeComponent);
}
if (ENABLE_QUICKSTEP_LIVE_TILE.get()
&& gestureState.getActivityInterface().isInLiveTileMode()) {
return createOverviewInputConsumer(
previousGestureState, gestureState, event, forceOverviewInputConsumer);
} else if (gestureState.getRunningTask() == null) {
return getDefaultInputConsumer();
} else if (previousGestureState.isRunningAnimationToLauncher()
|| gestureState.getActivityInterface().isResumed()
|| forceOverviewInputConsumer) {
return createOverviewInputConsumer(
previousGestureState, gestureState, event, forceOverviewInputConsumer);
} else if (mDeviceState.isGestureBlockedActivity(gestureState.getRunningTask())) {
return getDefaultInputConsumer();
} else {
return createOtherActivityInputConsumer(gestureState, event);
}
}
public AbsSwipeUpHandler.Factory getSwipeUpHandlerFactory() {
return !mOverviewComponentObserver.isHomeAndOverviewSame()
? mFallbackSwipeHandlerFactory : mLauncherSwipeHandlerFactory;
}
private InputConsumer createOtherActivityInputConsumer(GestureState gestureState,
MotionEvent event) {
final AbsSwipeUpHandler.Factory factory = getSwipeUpHandlerFactory();
final boolean shouldDefer = !mOverviewComponentObserver.isHomeAndOverviewSame()
|| gestureState.getActivityInterface().deferStartingActivity(mDeviceState, event);
final boolean disableHorizontalSwipe = mDeviceState.isInExclusionRegion(event);
return new OtherActivityInputConsumer(this, mDeviceState, mTaskAnimationManager,
gestureState, shouldDefer, this::onConsumerInactive,
mInputMonitorCompat, mInputEventReceiver, disableHorizontalSwipe, factory);
}
private InputConsumer createDeviceLockedInputConsumer(GestureState gestureState) {
if (mDeviceState.isFullyGesturalNavMode() && gestureState.getRunningTask() != null) {
return new DeviceLockedInputConsumer(this, mDeviceState, mTaskAnimationManager,
gestureState, mInputMonitorCompat);
} else {
return getDefaultInputConsumer();
}
}
public InputConsumer createOverviewInputConsumer(GestureState previousGestureState,
GestureState gestureState, MotionEvent event,
boolean forceOverviewInputConsumer) {
StatefulActivity activity = gestureState.getActivityInterface().getCreatedActivity();
if (activity == null) {
return getDefaultInputConsumer();
}
if (activity.getRootView().hasWindowFocus()
|| previousGestureState.isRunningAnimationToLauncher()
|| (ASSISTANT_GIVES_LAUNCHER_FOCUS.get()
&& forceOverviewInputConsumer)
|| (ENABLE_QUICKSTEP_LIVE_TILE.get()
&& gestureState.getActivityInterface().isInLiveTileMode())) {
return new OverviewInputConsumer(gestureState, activity, mInputMonitorCompat,
false /* startingInActivityBounds */);
} else {
final boolean disableHorizontalSwipe = mDeviceState.isInExclusionRegion(event);
return new OverviewWithoutFocusInputConsumer(activity, mDeviceState, gestureState,
mInputMonitorCompat, disableHorizontalSwipe);
}
}
/**
* To be called by the consumer when it's no longer active. This can be called by any consumer
* in the hierarchy at any point during the gesture (ie. if a delegate consumer starts
* intercepting touches, the base consumer can try to call this).
*/
private void onConsumerInactive(InputConsumer caller) {
if (mConsumer != null && mConsumer.getActiveConsumerInHierarchy() == caller) {
reset();
}
}
private void reset() {
mConsumer = mUncheckedConsumer = getDefaultInputConsumer();
mGestureState = DEFAULT_STATE;
// By default, use batching of the input events, but check receiver before using in the rare
// case that the monitor was disposed before the swipe settled
if (mInputEventReceiver != null) {
mInputEventReceiver.setBatchingEnabled(true);
}
}
/**
* Returns the {@link ResetGestureInputConsumer} if user is unlocked, else NO_OP.
*/
private @NonNull InputConsumer getDefaultInputConsumer() {
if (mResetGestureInputConsumer != null) {
return mResetGestureInputConsumer;
} else {
// mResetGestureInputConsumer isn't initialized until onUserUnlocked(), so reset to
// NO_OP until then (we never want these to be null).
return InputConsumer.NO_OP;
}
}
private void preloadOverview(boolean fromInit) {
if (!mDeviceState.isUserUnlocked()) {
return;
}
if (mDeviceState.isButtonNavMode() && !mOverviewComponentObserver.isHomeAndOverviewSame()) {
// Prevent the overview from being started before the real home on first boot.
return;
}
if (RestoreDbTask.isPending(this) || !mDeviceState.isUserSetupComplete()) {
// Preloading while a restore is pending may cause launcher to start the restore
// too early.
return;
}
final BaseActivityInterface activityInterface =
mOverviewComponentObserver.getActivityInterface();
final Intent overviewIntent = new Intent(
mOverviewComponentObserver.getOverviewIntentIgnoreSysUiState());
if (activityInterface.getCreatedActivity() != null && fromInit) {
// The activity has been created before the initialization of overview service. It is
// usually happens when booting or launcher is the top activity, so we should already
// have the latest state.
return;
}
mTaskAnimationManager.preloadRecentsAnimation(overviewIntent);
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
if (!mDeviceState.isUserUnlocked()) {
return;
}
final BaseActivityInterface activityInterface =
mOverviewComponentObserver.getActivityInterface();
final BaseDraggingActivity activity = activityInterface.getCreatedActivity();
if (activity == null || activity.isStarted()) {
// We only care about the existing background activity.
return;
}
if (mOverviewComponentObserver.canHandleConfigChanges(activity.getComponentName(),
activity.getResources().getConfiguration().diff(newConfig))) {
// Since navBar gestural height are different between portrait and landscape,
// can handle orientation changes and refresh navigation gestural region through
// onOneHandedModeChanged()
int newGesturalHeight = ResourceUtils.getNavbarSize(
ResourceUtils.NAVBAR_BOTTOM_GESTURE_SIZE,
getApplicationContext().getResources());
mDeviceState.onOneHandedModeChanged(newGesturalHeight);
return;
}
preloadOverview(false /* fromInit */);
}
@Override
protected void dump(FileDescriptor fd, PrintWriter pw, String[] rawArgs) {
if (rawArgs.length > 0 && Utilities.IS_DEBUG_DEVICE) {
LinkedList<String> args = new LinkedList(Arrays.asList(rawArgs));
switch (args.pollFirst()) {
case "cmd":
if (args.peekFirst() == null) {
printAvailableCommands(pw);
} else {
onCommand(pw, args);
}
break;
}
} else {
// Dump everything
FeatureFlags.dump(pw);
if (mDeviceState.isUserUnlocked()) {
PluginManagerWrapper.INSTANCE.get(getBaseContext()).dump(pw);
}
mDeviceState.dump(pw);
if (mOverviewComponentObserver != null) {
mOverviewComponentObserver.dump(pw);
}
if (mOverviewCommandHelper != null) {
mOverviewCommandHelper.dump(pw);
}
if (mGestureState != null) {
mGestureState.dump(pw);
}
pw.println("Input state:");
pw.println(" mInputMonitorCompat=" + mInputMonitorCompat);
pw.println(" mInputEventReceiver=" + mInputEventReceiver);
SysUINavigationMode.INSTANCE.get(this).dump(pw);
pw.println("TouchState:");
BaseDraggingActivity createdOverviewActivity = mOverviewComponentObserver == null ? null
: mOverviewComponentObserver.getActivityInterface().getCreatedActivity();
boolean resumed = mOverviewComponentObserver != null
&& mOverviewComponentObserver.getActivityInterface().isResumed();
pw.println(" createdOverviewActivity=" + createdOverviewActivity);
pw.println(" resumed=" + resumed);
pw.println(" mConsumer=" + mConsumer.getName());
ActiveGestureLog.INSTANCE.dump("", pw);
RecentsModel.INSTANCE.get(this).dump("", pw);
pw.println("ProtoTrace:");
pw.println(" file=" + ProtoTracer.INSTANCE.get(this).getTraceFile());
}
}
private void printAvailableCommands(PrintWriter pw) {
pw.println("Available commands:");
pw.println(" clear-touch-log: Clears the touch interaction log");
}
private void onCommand(PrintWriter pw, LinkedList<String> args) {
switch (args.pollFirst()) {
case "clear-touch-log":
ActiveGestureLog.INSTANCE.clear();
break;
}
}
private AbsSwipeUpHandler createLauncherSwipeHandler(
GestureState gestureState, long touchTimeMs) {
return new LauncherSwipeHandlerV2(this, mDeviceState, mTaskAnimationManager,
gestureState, touchTimeMs, mTaskAnimationManager.isRecentsAnimationRunning(),
mInputConsumer);
}
private AbsSwipeUpHandler createFallbackSwipeHandler(
GestureState gestureState, long touchTimeMs) {
return new FallbackSwipeHandler(this, mDeviceState, mTaskAnimationManager,
gestureState, touchTimeMs, mTaskAnimationManager.isRecentsAnimationRunning(),
mInputConsumer);
}
@Override
public void writeToProto(LauncherTraceProto.Builder proto) {
TouchInteractionServiceProto.Builder serviceProto =
TouchInteractionServiceProto.newBuilder();
serviceProto.setServiceConnected(true);
if (mOverviewComponentObserver != null) {
mOverviewComponentObserver.writeToProto(serviceProto);
}
mConsumer.writeToProto(serviceProto);
proto.setTouchInteractionService(serviceProto);
}
}