Merging from ub-launcher3-qt-future-dev @ build 6018744

Test: manual, presubmit on the source branch
http://x20/teams/android-launcher/merge/ub-launcher3-qt-future-dev_6018744.htmlMerge commit '9353b00616ac688d2df6b9f8513c4895bb4119d7' into merge_ub-launcher3-qt-future-dev_6018744

Change-Id: Ie6235a262b7bba0aa9f2a2962a7aa499a0a2cb53
Merged-In: I8a1e20d0b175f03a1a05c81749f07ab5314e872a

13 files changed, 301 insertions, 91 deletions

diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
index 711594386..cdff33bf9 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
@@ -17,7 +17,10 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_X;
+import static com.android.launcher3.LauncherState.BACKGROUND_APP;
+import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
 import static com.android.launcher3.LauncherState.NORMAL;
+import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.quickstep.TaskViewUtils.findTaskViewToLaunch;
@@ -27,9 +30,15 @@ import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
+import android.animation.ValueAnimator;
 import android.content.Context;
 import android.view.View;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.LauncherState.ScaleAndTranslation;
+import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.anim.SpringAnimationBuilder;
@@ -38,9 +47,6 @@ import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
 
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
 /**
  * A {@link QuickstepAppTransitionManagerImpl} that also implements recents transitions from
  * {@link RecentsView}.
@@ -144,8 +150,37 @@ public final class LauncherAppTransitionManagerImpl extends QuickstepAppTransiti
     @Override
     public Animator createStateElementAnimation(int index, float... values) {
         switch (index) {
-            case INDEX_SHELF_ANIM:
-                return mLauncher.getAllAppsController().createSpringAnimation(values);
+            case INDEX_SHELF_ANIM: {
+                AllAppsTransitionController aatc = mLauncher.getAllAppsController();
+                Animator springAnim = aatc.createSpringAnimation(values);
+
+                if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
+                    // Translate hotseat with the shelf until reaching overview.
+                    float overviewProgress = OVERVIEW.getVerticalProgress(mLauncher);
+                    ScaleAndTranslation sat = OVERVIEW.getHotseatScaleAndTranslation(mLauncher);
+                    float shiftRange = aatc.getShiftRange();
+                    if (values.length == 1) {
+                        values = new float[] {aatc.getProgress(), values[0]};
+                    }
+                    ValueAnimator hotseatAnim = ValueAnimator.ofFloat(values);
+                    hotseatAnim.addUpdateListener(anim -> {
+                        float progress = (Float) anim.getAnimatedValue();
+                        if (progress >= overviewProgress || mLauncher.isInState(BACKGROUND_APP)) {
+                            float hotseatShift = (progress - overviewProgress) * shiftRange;
+                            mLauncher.getHotseat().setTranslationY(hotseatShift + sat.translationY);
+                        }
+                    });
+                    hotseatAnim.setInterpolator(LINEAR);
+                    hotseatAnim.setDuration(springAnim.getDuration());
+
+                    AnimatorSet anim = new AnimatorSet();
+                    anim.play(hotseatAnim);
+                    anim.play(springAnim);
+                    return anim;
+                }
+
+                return springAnim;
+            }
             case INDEX_RECENTS_FADE_ANIM:
                 return ObjectAnimator.ofFloat(mLauncher.getOverviewPanel(),
                         RecentsView.CONTENT_ALPHA, values);
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/DynamicItemCache.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/DynamicItemCache.java
index 4ecc39cf6..65e69b604 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/DynamicItemCache.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/DynamicItemCache.java
@@ -17,6 +17,8 @@ package com.android.launcher3.appprediction;
 
 import static android.content.pm.PackageManager.MATCH_INSTANT;
 
+import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
@@ -30,8 +32,12 @@ import android.os.Message;
 import android.util.ArrayMap;
 import android.util.Log;
 
+import androidx.annotation.MainThread;
+import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
+import androidx.annotation.WorkerThread;
+
 import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.LauncherModel;
 import com.android.launcher3.WorkspaceItemInfo;
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.icons.LauncherIcons;
@@ -45,11 +51,6 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import androidx.annotation.MainThread;
-import androidx.annotation.Nullable;
-import androidx.annotation.UiThread;
-import androidx.annotation.WorkerThread;
-
 /**
  * Utility class which loads and caches predicted items like instant apps and shortcuts, before
  * they can be displayed on the UI
@@ -77,7 +78,7 @@ public class DynamicItemCache {
 
     public DynamicItemCache(Context context, Runnable onUpdateCallback) {
         mContext = context;
-        mWorker = new Handler(LauncherModel.getWorkerLooper(), this::handleWorkerMessage);
+        mWorker = new Handler(MODEL_EXECUTOR.getLooper(), this::handleWorkerMessage);
         mUiHandler = new Handler(Looper.getMainLooper(), this::handleUiMessage);
         mInstantAppResolver = InstantAppResolver.newInstance(context);
         mOnUpdateCallback = onUpdateCallback;
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
index 24fc61bef..4c7943b10 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Copyright (C) 2019 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,6 +16,7 @@
 package com.android.launcher3.appprediction;
 
 import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_GRID;
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
 import android.annotation.TargetApi;
 import android.app.prediction.AppPredictionContext;
@@ -34,19 +35,25 @@ import android.os.UserHandle;
 import android.util.Log;
 
 import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
+import androidx.annotation.WorkerThread;
+
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.appprediction.PredictionUiStateManager.Client;
 import com.android.launcher3.model.AppLaunchTracker;
-import com.android.launcher3.util.UiThreadHelper;
+import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
+import com.android.systemui.plugins.AppLaunchEventsPlugin;
+import com.android.systemui.plugins.PluginListener;
 
-import androidx.annotation.UiThread;
-import androidx.annotation.WorkerThread;
+import java.util.ArrayList;
+import java.util.List;
 
 /**
  * Subclass of app tracker which publishes the data to the prediction engine and gets back results.
  */
 @TargetApi(Build.VERSION_CODES.Q)
-public class PredictionAppTracker extends AppLaunchTracker {
+public class PredictionAppTracker extends AppLaunchTracker
+        implements PluginListener<AppLaunchEventsPlugin> {
 
     private static final String TAG = "PredictionAppTracker";
     private static final boolean DBG = false;
@@ -58,6 +65,7 @@ public class PredictionAppTracker extends AppLaunchTracker {
 
     protected final Context mContext;
     private final Handler mMessageHandler;
+    private final List<AppLaunchEventsPlugin> mAppLaunchEventsPluginsList;
 
     // Accessed only on worker thread
     private AppPredictor mHomeAppPredictor;
@@ -65,10 +73,14 @@ public class PredictionAppTracker extends AppLaunchTracker {
 
     public PredictionAppTracker(Context context) {
         mContext = context;
-        mMessageHandler = new Handler(UiThreadHelper.getBackgroundLooper(), this::handleMessage);
+        mMessageHandler = new Handler(UI_HELPER_EXECUTOR.getLooper(), this::handleMessage);
         InvariantDeviceProfile.INSTANCE.get(mContext).addOnChangeListener(this::onIdpChanged);
 
         mMessageHandler.sendEmptyMessage(MSG_INIT);
+
+        mAppLaunchEventsPluginsList = new ArrayList<>();
+        PluginManagerWrapper.INSTANCE.get(context)
+                .addPluginListener(this, AppLaunchEventsPlugin.class, true);
     }
 
     @UiThread
@@ -96,7 +108,7 @@ public class PredictionAppTracker extends AppLaunchTracker {
         AppPredictionManager apm = mContext.getSystemService(AppPredictionManager.class);
 
         if (apm == null) {
-          return null;
+            return null;
         }
 
         AppPredictor predictor = apm.createAppPredictionSession(
@@ -116,7 +128,7 @@ public class PredictionAppTracker extends AppLaunchTracker {
      */
     @WorkerThread
     @Nullable
-    public Bundle getAppPredictionContextExtras(Client client){
+    public Bundle getAppPredictionContextExtras(Client client) {
         return null;
     }
 
@@ -128,7 +140,7 @@ public class PredictionAppTracker extends AppLaunchTracker {
                 destroy();
 
                 // Initialize the clients
-                int count = InvariantDeviceProfile.INSTANCE.get(mContext).numColumns;
+                int count = InvariantDeviceProfile.INSTANCE.get(mContext).numAllAppsColumns;
                 mHomeAppPredictor = createPredictor(Client.HOME, count);
                 mRecentsOverviewPredictor = createPredictor(Client.OVERVIEW, count);
                 return true;
@@ -167,37 +179,98 @@ public class PredictionAppTracker extends AppLaunchTracker {
         if (DBG) {
             Log.d(TAG, String.format("Sent immediate message to update %s", client));
         }
+
+        // Relay onReturnedToHome to every plugin.
+        mAppLaunchEventsPluginsList.forEach(AppLaunchEventsPlugin::onReturnedToHome);
     }
 
     @Override
     @UiThread
     public void onStartShortcut(String packageName, String shortcutId, UserHandle user,
-            String container) {
+                                String container) {
         // TODO: Use the full shortcut info
-        AppTarget target = new AppTarget
-                .Builder(new AppTargetId("shortcut:" + shortcutId), packageName, user)
-                    .setClassName(shortcutId)
-                    .build();
+        AppTarget target = new AppTarget.Builder(
+                new AppTargetId("shortcut:" + shortcutId), packageName, user)
+                .setClassName(shortcutId)
+                .build();
+
         sendLaunch(target, container);
+
+        // Relay onStartShortcut info to every connected plugin.
+        mAppLaunchEventsPluginsList
+                .forEach(plugin -> plugin.onStartShortcut(
+                        packageName,
+                        shortcutId,
+                        user,
+                        container != null ? container : CONTAINER_DEFAULT)
+        );
+
     }
 
     @Override
     @UiThread
     public void onStartApp(ComponentName cn, UserHandle user, String container) {
         if (cn != null) {
-            AppTarget target = new AppTarget
-                    .Builder(new AppTargetId("app:" + cn), cn.getPackageName(), user)
-                        .setClassName(cn.getClassName())
-                        .build();
+            AppTarget target = new AppTarget.Builder(
+                    new AppTargetId("app:" + cn), cn.getPackageName(), user)
+                    .setClassName(cn.getClassName())
+                    .build();
             sendLaunch(target, container);
+
+            // Relay onStartApp to every connected plugin.
+            mAppLaunchEventsPluginsList
+                    .forEach(plugin -> plugin.onStartApp(
+                            cn,
+                            user,
+                            container != null ? container : CONTAINER_DEFAULT)
+            );
         }
     }
 
+    @Override
     @UiThread
-    private void sendLaunch(AppTarget target, String container) {
-        AppTargetEvent event = new AppTargetEvent.Builder(target, AppTargetEvent.ACTION_LAUNCH)
+    public void onDismissApp(ComponentName cn, UserHandle user, String container) {
+        if (cn == null) return;
+        AppTarget target = new AppTarget.Builder(
+                new AppTargetId("app: " + cn), cn.getPackageName(), user)
+                .setClassName(cn.getClassName())
+                .build();
+        sendDismiss(target, container);
+
+        // Relay onDismissApp to every connected plugin.
+        mAppLaunchEventsPluginsList
+                .forEach(plugin -> plugin.onDismissApp(
+                        cn,
+                        user,
+                        container != null ? container : CONTAINER_DEFAULT)
+        );
+    }
+
+    @UiThread
+    private void sendEvent(AppTarget target, String container, int eventId) {
+        AppTargetEvent event = new AppTargetEvent.Builder(target, eventId)
                 .setLaunchLocation(container == null ? CONTAINER_DEFAULT : container)
                 .build();
         Message.obtain(mMessageHandler, MSG_LAUNCH, event).sendToTarget();
     }
+
+    @UiThread
+    private void sendLaunch(AppTarget target, String container) {
+        sendEvent(target, container, AppTargetEvent.ACTION_LAUNCH);
+    }
+
+    @UiThread
+    private void sendDismiss(AppTarget target, String container) {
+        sendEvent(target, container, AppTargetEvent.ACTION_DISMISS);
+    }
+
+    @Override
+    public void onPluginConnected(AppLaunchEventsPlugin appLaunchEventsPlugin, Context context) {
+        mAppLaunchEventsPluginsList.add(appLaunchEventsPlugin);
+    }
+
+    @Override
+    public void onPluginDisconnected(AppLaunchEventsPlugin appLaunchEventsPlugin) {
+        mAppLaunchEventsPluginsList.remove(appLaunchEventsPlugin);
+    }
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
index 0c7ba9c95..23db5df2e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
@@ -43,6 +43,7 @@ import com.android.launcher3.ItemInfo;
 import com.android.launcher3.ItemInfoWithIcon;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.R;
 import com.android.launcher3.WorkspaceItemInfo;
 import com.android.launcher3.allapps.AllAppsStore;
@@ -92,7 +93,7 @@ public class PredictionRowView extends LinearLayout implements
 
     private final Launcher mLauncher;
     private final PredictionUiStateManager mPredictionUiStateManager;
-    private final int mNumPredictedAppsPerRow;
+    private int mNumPredictedAppsPerRow;
 
     // The set of predicted app component names
     private final List<ComponentKeyMapper> mPredictedAppComponents = new ArrayList<>();
@@ -128,7 +129,7 @@ public class PredictionRowView extends LinearLayout implements
 
         mFocusHelper = new SimpleFocusIndicatorHelper(this);
 
-        mNumPredictedAppsPerRow = LauncherAppState.getIDP(context).numColumns;
+        mNumPredictedAppsPerRow = LauncherAppState.getIDP(context).numAllAppsColumns;
         mLauncher = Launcher.getLauncher(context);
         mLauncher.addOnDeviceProfileChangeListener(this);
 
@@ -226,6 +227,7 @@ public class PredictionRowView extends LinearLayout implements
 
     @Override
     public void onDeviceProfileChanged(DeviceProfile dp) {
+        mNumPredictedAppsPerRow = dp.inv.numAllAppsColumns;
         removeAllViews();
         applyPredictionApps();
     }
@@ -281,7 +283,7 @@ public class PredictionRowView extends LinearLayout implements
     }
 
     private List<ItemInfoWithIcon> processPredictedAppComponents(List<ComponentKeyMapper> components) {
-        if (getAppsStore().getApps().isEmpty()) {
+        if (getAppsStore().getApps().length == 0) {
             // Apps have not been bound yet.
             return Collections.emptyList();
         }
@@ -290,7 +292,9 @@ public class PredictionRowView extends LinearLayout implements
         for (ComponentKeyMapper mapper : components) {
             ItemInfoWithIcon info = mapper.getApp(getAppsStore());
             if (info != null) {
-                predictedApps.add(info);
+                ItemInfoWithIcon predictedApp = info.clone();
+                predictedApp.container = LauncherSettings.Favorites.CONTAINER_PREDICTION;
+                predictedApps.add(predictedApp);
             } else {
                 if (FeatureFlags.IS_DOGFOOD_BUILD) {
                     Log.e(TAG, "Predicted app not found: " + mapper);
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
index 1a59770a0..9c661074e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
@@ -25,12 +25,16 @@ import android.app.prediction.AppTarget;
 import android.content.ComponentName;
 import android.content.Context;
 
+import androidx.annotation.NonNull;
+
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.InvariantDeviceProfile.OnIDPChangeListener;
+import com.android.launcher3.ItemInfo;
 import com.android.launcher3.ItemInfoWithIcon;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.LauncherStateManager.StateListener;
 import com.android.launcher3.Utilities;
@@ -39,12 +43,14 @@ import com.android.launcher3.allapps.AllAppsStore.OnUpdateListener;
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.icons.IconCache.ItemInfoUpdateReceiver;
 import com.android.launcher3.shortcuts.ShortcutKey;
+import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.MainThreadInitializedObject;
 
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.IntStream;
 
 /**
  * Handler responsible to updating the UI due to predicted apps changes. Operations:
@@ -322,6 +328,30 @@ public class PredictionUiStateManager implements StateListener, ItemInfoUpdateRe
         return mCurrentState;
     }
 
+    /**
+     * Fill in predicted_rank field based on app prediction.
+     * Only applicable when {@link ItemInfo#itemType} is one of the followings:
+     * {@link LauncherSettings.Favorites#ITEM_TYPE_APPLICATION},
+     * {@link LauncherSettings.Favorites#ITEM_TYPE_SHORTCUT},
+     * {@link LauncherSettings.Favorites#ITEM_TYPE_DEEP_SHORTCUT}
+     */
+    public static void fillInPredictedRank(
+            @NonNull ItemInfo itemInfo, @NonNull LauncherLogProto.Target target) {
+        final PredictionUiStateManager manager = PredictionUiStateManager.INSTANCE.getNoCreate();
+        if (manager == null || itemInfo.getTargetComponent() == null || itemInfo.user == null
+                || (itemInfo.itemType != LauncherSettings.Favorites.ITEM_TYPE_APPLICATION
+                && itemInfo.itemType != LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT
+                && itemInfo.itemType != LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT)) {
+            return;
+        }
+        final ComponentKey k = new ComponentKey(itemInfo.getTargetComponent(), itemInfo.user);
+        final List<ComponentKeyMapper> predictedApps = manager.getCurrentState().apps;
+        IntStream.range(0, predictedApps.size())
+                .filter((i) -> k.equals(predictedApps.get(i).getComponentKey()))
+                .findFirst()
+                .ifPresent((rank) -> target.predictedRank = rank);
+    }
+
     public static class PredictionState {
 
         public boolean isEnabled;
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
index 50cfac8e4..63ac52804 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
@@ -19,7 +19,6 @@ import static com.android.launcher3.LauncherAnimUtils.OVERVIEW_TRANSITION_MS;
 
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.quickstep.util.LayoutUtils;
@@ -69,8 +68,16 @@ public class BackgroundAppState extends OverviewState {
         if (taskCount == 0) {
             return super.getOverviewScaleAndTranslation(launcher);
         }
-        TaskView dummyTask = recentsView.getTaskViewAt(Utilities.boundToRange(
-                recentsView.getCurrentPage(), 0, taskCount - 1));
+        TaskView dummyTask;
+        if (recentsView.getCurrentPage() >= 0) {
+            if (recentsView.getCurrentPage() <= taskCount - 1) {
+                dummyTask = recentsView.getCurrentPageTaskView();
+            } else {
+                dummyTask = recentsView.getTaskViewAt(taskCount - 1);
+            }
+        } else {
+            dummyTask = recentsView.getTaskViewAt(0);
+        }
         return recentsView.getTempClipAnimationHelper().updateForFullscreenOverview(dummyTask)
                 .getScaleAndTranslation();
     }
@@ -91,7 +98,7 @@ public class BackgroundAppState extends OverviewState {
         if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
             // Translate hotseat offscreen if we show it in overview.
             ScaleAndTranslation scaleAndTranslation = super.getHotseatScaleAndTranslation(launcher);
-            scaleAndTranslation.translationY = LayoutUtils.getShelfTrackingDistance(launcher,
+            scaleAndTranslation.translationY += LayoutUtils.getShelfTrackingDistance(launcher,
                     launcher.getDeviceProfile());
             return scaleAndTranslation;
         }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 93d4de17d..25eaab187 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -32,7 +32,6 @@ import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_7;
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.launcher3.states.RotationHelper.REQUEST_ROTATE;
 
-import android.content.Context;
 import android.graphics.Rect;
 import android.view.View;
 
@@ -47,6 +46,7 @@ import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.quickstep.SysUINavigationMode;
+import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
 
@@ -91,8 +91,19 @@ public class OverviewState extends LauncherState {
     @Override
     public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
         if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
-            // If the hotseat icons are visible in overview, keep them in their normal position.
-            return super.getWorkspaceScaleAndTranslation(launcher);
+            DeviceProfile dp = launcher.getDeviceProfile();
+            if (dp.allAppsIconSizePx >= dp.iconSizePx) {
+                return new ScaleAndTranslation(1, 0, 0);
+            } else {
+                float scale = ((float) dp.allAppsIconSizePx) / dp.iconSizePx;
+                // Distance between the screen center (which is the pivotY for hotseat) and the
+                // bottom of the hotseat (which we want to preserve)
+                float distanceFromBottom = dp.heightPx / 2 - dp.hotseatBarBottomPaddingPx;
+                // On scaling, the bottom edge is moved closer to the pivotY. We move the
+                // hotseat back down so that the bottom edge's position is preserved.
+                float translationY = distanceFromBottom * (1 - scale);
+                return new ScaleAndTranslation(scale, 0, translationY);
+            }
         }
         return getWorkspaceScaleAndTranslation(launcher);
     }
@@ -160,15 +171,7 @@ public class OverviewState extends LauncherState {
     }
 
     public static float getDefaultSwipeHeight(Launcher launcher) {
-        return getDefaultSwipeHeight(launcher, launcher.getDeviceProfile());
-    }
-
-    public static float getDefaultSwipeHeight(Context context, DeviceProfile dp) {
-        float swipeHeight = dp.allAppsCellHeightPx - dp.allAppsIconTextSizePx;
-        if (SysUINavigationMode.getMode(context) == SysUINavigationMode.Mode.NO_BUTTON) {
-            swipeHeight -= dp.getInsets().bottom;
-        }
-        return swipeHeight;
+        return LayoutUtils.getDefaultSwipeHeight(launcher, launcher.getDeviceProfile());
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
index ab346c059..38a0b6673 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
@@ -32,16 +32,17 @@ import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_SCALE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_TRANSLATE;
 import static com.android.launcher3.anim.Interpolators.ACCEL;
+import static com.android.launcher3.anim.Interpolators.DEACCEL;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
-import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
+import static com.android.launcher3.util.VibratorWrapper.OVERVIEW_HAPTIC;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
-import android.view.HapticFeedbackConstants;
 import android.view.MotionEvent;
+import android.view.View;
 import android.view.ViewConfiguration;
 
 import com.android.launcher3.Launcher;
@@ -49,6 +50,7 @@ import com.android.launcher3.LauncherState;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
+import com.android.launcher3.util.VibratorWrapper;
 import com.android.quickstep.OverviewInteractionState;
 import com.android.quickstep.util.MotionPauseDetector;
 import com.android.quickstep.views.RecentsView;
@@ -105,8 +107,7 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
                     }
                 });
                 mPeekAnim.start();
-                recentsView.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
-                        HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
+                VibratorWrapper.INSTANCE.get(mLauncher).vibrate(OVERVIEW_HAPTIC);
 
                 mLauncher.getDragLayer().getScrim().animateToSysuiMultiplier(isPaused ? 0 : 1,
                         peekDuration, 0);
@@ -131,16 +132,33 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
             // Fade in prediction icons quickly, then rest of all apps after reaching overview.
             float progressToReachOverview = NORMAL.getVerticalProgress(mLauncher)
                     - OVERVIEW.getVerticalProgress(mLauncher);
-            builder.setInterpolator(ANIM_ALL_APPS_HEADER_FADE, Interpolators.clampToProgress(ACCEL,
-                    0, ALL_APPS_CONTENT_FADE_THRESHOLD));
-            builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(LINEAR,
-                    progressToReachOverview, 1));
+            builder.setInterpolator(ANIM_ALL_APPS_HEADER_FADE, Interpolators.clampToProgress(
+                    ACCEL,
+                    0,
+                    ALL_APPS_CONTENT_FADE_THRESHOLD));
+            builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(
+                    ACCEL,
+                    progressToReachOverview,
+                    progressToReachOverview + ALL_APPS_CONTENT_FADE_THRESHOLD));
 
             // Get workspace out of the way quickly, to prepare for potential pause.
             builder.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL_3);
             builder.setInterpolator(ANIM_WORKSPACE_TRANSLATE, DEACCEL_3);
             builder.setInterpolator(ANIM_WORKSPACE_FADE, DEACCEL_3);
             return builder;
+        } else if (fromState == ALL_APPS && toState == NORMAL) {
+            AnimatorSetBuilder builder = new AnimatorSetBuilder();
+            // Keep all apps/predictions opaque until the very end of the transition.
+            float progressToReachOverview = OVERVIEW.getVerticalProgress(mLauncher);
+            builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(
+                    DEACCEL,
+                    progressToReachOverview - ALL_APPS_CONTENT_FADE_THRESHOLD,
+                    progressToReachOverview));
+            builder.setInterpolator(ANIM_ALL_APPS_HEADER_FADE, Interpolators.clampToProgress(
+                    DEACCEL,
+                    1 - ALL_APPS_CONTENT_FADE_THRESHOLD,
+                    1));
+            return builder;
         }
         return super.getAnimatorSetBuilderForStates(fromState, toState);
     }
@@ -155,7 +173,7 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
     }
 
     @Override
-    public void onDragEnd(float velocity, boolean fling) {
+    public void onDragEnd(float velocity) {
         if (mMotionPauseDetector.isPaused() && handlingOverviewAnim()) {
             if (mPeekAnim != null) {
                 mPeekAnim.cancel();
@@ -163,6 +181,7 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
 
             AnimatorSetBuilder builder = new AnimatorSetBuilder();
             builder.setInterpolator(ANIM_VERTICAL_PROGRESS, OVERSHOOT_1_2);
+            builder.setInterpolator(ANIM_ALL_APPS_FADE, DEACCEL_3);
             if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
                 builder.setInterpolator(ANIM_HOTSEAT_SCALE, OVERSHOOT_1_2);
                 builder.setInterpolator(ANIM_HOTSEAT_TRANSLATE, OVERSHOOT_1_2);
@@ -177,7 +196,12 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
             });
             overviewAnim.start();
         } else {
-            super.onDragEnd(velocity, fling);
+            super.onDragEnd(velocity);
+        }
+
+        View searchView = mLauncher.getAppsView().getSearchView();
+        if (searchView instanceof FeedbackHandler) {
+            ((FeedbackHandler) searchView).resetFeedback();
         }
         mMotionPauseDetector.clear();
     }
@@ -205,4 +229,16 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
             builder.addFlag(AnimatorSetBuilder.FLAG_DONT_ANIMATE_OVERVIEW);
         }
     }
+
+    /**
+     * Interface for views with feedback animation requiring reset
+     */
+    public interface FeedbackHandler {
+
+        /**
+         * reset searchWidget feedback
+         */
+        void resetFeedback();
+    }
+
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index d66af1ae2..ef50c7b5d 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -23,6 +23,7 @@ import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PROGRESS;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
 import static com.android.launcher3.touch.AbstractStateChangeTouchController.SUCCESS_TRANSITION_PROGRESS;
+import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 
 import android.animation.Animator;
 import android.animation.AnimatorSet;
@@ -43,21 +44,25 @@ import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
-import com.android.launcher3.touch.SwipeDetector;
+import com.android.launcher3.config.BaseFlags;
+import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.launcher3.util.TouchController;
+import com.android.quickstep.util.AssistantUtilities;
 import com.android.quickstep.views.RecentsView;
+import com.android.systemui.shared.system.ActivityManagerWrapper;
 
 /**
  * Handles swiping up on the nav bar to go home from launcher, e.g. overview or all apps.
  */
-public class NavBarToHomeTouchController implements TouchController, SwipeDetector.Listener {
+public class NavBarToHomeTouchController implements TouchController,
+        SingleAxisSwipeDetector.Listener {
 
     private static final Interpolator PULLBACK_INTERPOLATOR = DEACCEL_3;
 
     private final Launcher mLauncher;
-    private final SwipeDetector mSwipeDetector;
+    private final SingleAxisSwipeDetector mSwipeDetector;
     private final float mPullbackDistance;
 
     private boolean mNoIntercept;
@@ -67,7 +72,8 @@ public class NavBarToHomeTouchController implements TouchController, SwipeDetect
 
     public NavBarToHomeTouchController(Launcher launcher) {
         mLauncher = launcher;
-        mSwipeDetector = new SwipeDetector(mLauncher, this, SwipeDetector.VERTICAL);
+        mSwipeDetector = new SingleAxisSwipeDetector(mLauncher, this,
+                SingleAxisSwipeDetector.VERTICAL);
         mPullbackDistance = mLauncher.getResources().getDimension(R.dimen.home_pullback_distance);
     }
 
@@ -79,7 +85,8 @@ public class NavBarToHomeTouchController implements TouchController, SwipeDetect
             if (mNoIntercept) {
                 return false;
             }
-            mSwipeDetector.setDetectableScrollConditions(SwipeDetector.DIRECTION_POSITIVE, false);
+            mSwipeDetector.setDetectableScrollConditions(SingleAxisSwipeDetector.DIRECTION_POSITIVE,
+                    false /* ignoreSlop */);
         }
 
         if (mNoIntercept) {
@@ -101,6 +108,10 @@ public class NavBarToHomeTouchController implements TouchController, SwipeDetect
         if (AbstractFloatingView.getTopOpenView(mLauncher) != null) {
             return true;
         }
+        if (BaseFlags.ASSISTANT_GIVES_LAUNCHER_FOCUS.get()
+                && AssistantUtilities.isExcludedAssistantRunning()) {
+            return true;
+        }
         return false;
     }
 
@@ -173,7 +184,8 @@ public class NavBarToHomeTouchController implements TouchController, SwipeDetect
     }
 
     @Override
-    public void onDragEnd(float velocity, boolean fling) {
+    public void onDragEnd(float velocity) {
+        boolean fling = mSwipeDetector.isFling(velocity);
         final int logAction = fling ? Touch.FLING : Touch.SWIPE;
         float progress = mCurrentAnimation.getProgressFraction();
         float interpolatedProgress = PULLBACK_INTERPOLATOR.getInterpolation(progress);
@@ -190,6 +202,8 @@ public class NavBarToHomeTouchController implements TouchController, SwipeDetect
                 AbstractFloatingView.closeAllOpenViews(mLauncher);
                 logStateChange(topOpenView.getLogContainerType(), logAction);
             }
+            ActivityManagerWrapper.getInstance()
+                .closeSystemWindows(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
         } else {
             // Quickly return to the state we came from (we didn't move far).
             ValueAnimator anim = mCurrentAnimation.getAnimationPlayer();
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
index 20a248734..03862db1d 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
@@ -47,9 +47,9 @@ public final class PortraitOverviewStateTouchHelper {
      * @return true if we should intercept the motion event
      */
     boolean canInterceptTouch(MotionEvent ev) {
-        if (mRecentsView.getChildCount() > 0) {
+        if (mRecentsView.getTaskViewCount() > 0) {
             // Allow swiping up in the gap between the hotseat and overview.
-            return ev.getY() >= mRecentsView.getChildAt(0).getBottom();
+            return ev.getY() >= mRecentsView.getTaskViewAt(0).getBottom();
         } else {
             // If there are no tasks, we only intercept if we're below the hotseat height.
             return isTouchOverHotseat(mLauncher, ev);
@@ -63,7 +63,7 @@ public final class PortraitOverviewStateTouchHelper {
      * @return true if going back should take the user to the currently running task
      */
     boolean shouldSwipeDownReturnToApp() {
-        TaskView taskView = mRecentsView.getTaskViewAt(mRecentsView.getNextPage());
+        TaskView taskView = mRecentsView.getNextPageTaskView();
         return taskView != null && mRecentsView.shouldSwipeDownLaunchApp();
     }
 
@@ -76,7 +76,7 @@ public final class PortraitOverviewStateTouchHelper {
      */
     PendingAnimation createSwipeDownToTaskAppAnimation(long duration) {
         mRecentsView.setCurrentPage(mRecentsView.getPageNearestToCenterOfScreen());
-        TaskView taskView = mRecentsView.getTaskViewAt(mRecentsView.getCurrentPage());
+        TaskView taskView = mRecentsView.getCurrentPageTaskView();
         if (taskView == null) {
             throw new IllegalStateException("There is no task view to animate to.");
         }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
index eb571f607..14216ffdf 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
@@ -30,6 +30,7 @@ import static com.android.launcher3.anim.Interpolators.INSTANT;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.util.SystemUiController.UI_STATE_OVERVIEW;
 import static com.android.quickstep.views.RecentsView.UPDATE_SYSUI_FLAGS_THRESHOLD;
+import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;
 
 import android.view.MotionEvent;
@@ -42,7 +43,7 @@ import com.android.launcher3.LauncherStateManager;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.touch.AbstractStateChangeTouchController;
-import com.android.launcher3.touch.SwipeDetector;
+import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.quickstep.OverviewInteractionState;
@@ -50,7 +51,7 @@ import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
-import com.android.systemui.shared.system.QuickStepContract;
+import com.android.systemui.shared.system.ActivityManagerWrapper;
 
 /**
  * Handles quick switching to a recent task from the home screen.
@@ -60,10 +61,10 @@ public class QuickSwitchTouchController extends AbstractStateChangeTouchControll
     private @Nullable TaskView mTaskToLaunch;
 
     public QuickSwitchTouchController(Launcher launcher) {
-        this(launcher, SwipeDetector.HORIZONTAL);
+        this(launcher, SingleAxisSwipeDetector.HORIZONTAL);
     }
 
-    protected QuickSwitchTouchController(Launcher l, SwipeDetector.Direction dir) {
+    protected QuickSwitchTouchController(Launcher l, SingleAxisSwipeDetector.Direction dir) {
         super(l, dir);
     }
 
@@ -95,6 +96,8 @@ public class QuickSwitchTouchController extends AbstractStateChangeTouchControll
         super.onDragStart(start);
         mStartContainerType = LauncherLogProto.ContainerType.NAVBAR;
         mTaskToLaunch = mLauncher.<RecentsView>getOverviewPanel().getTaskViewAt(0);
+        ActivityManagerWrapper.getInstance()
+            .closeSystemWindows(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
index 00e4f58e9..ad02de109 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
@@ -19,6 +19,9 @@ import static com.android.launcher3.AbstractFloatingView.TYPE_ACCESSIBLE;
 import static com.android.launcher3.anim.Interpolators.scrollInterpolatorForVelocity;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.config.FeatureFlags.QUICKSTEP_SPRINGS;
+import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_BOTH;
+import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_NEGATIVE;
+import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_POSITIVE;
 import static com.android.launcher3.util.DefaultDisplay.getSingleFrameMs;
 
 import android.animation.Animator;
@@ -32,7 +35,8 @@ import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
-import com.android.launcher3.touch.SwipeDetector;
+import com.android.launcher3.touch.BaseSwipeDetector;
+import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.launcher3.util.FlingBlockCheck;
 import com.android.launcher3.util.PendingAnimation;
@@ -46,15 +50,14 @@ import com.android.quickstep.views.TaskView;
  * Touch controller for handling task view card swipes
  */
 public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
-        extends AnimatorListenerAdapter implements TouchController, SwipeDetector.Listener {
-
-    private static final String TAG = "OverviewSwipeController";
+        extends AnimatorListenerAdapter implements TouchController,
+        SingleAxisSwipeDetector.Listener {
 
     // Progress after which the transition is assumed to be a success in case user does not fling
     public static final float SUCCESS_TRANSITION_PROGRESS = 0.5f;
 
     protected final T mActivity;
-    private final SwipeDetector mDetector;
+    private final SingleAxisSwipeDetector mDetector;
     private final RecentsView mRecentsView;
     private final int[] mTempCords = new int[2];
 
@@ -74,7 +77,7 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
     public TaskViewTouchController(T activity) {
         mActivity = activity;
         mRecentsView = activity.getOverviewPanel();
-        mDetector = new SwipeDetector(activity, this, SwipeDetector.VERTICAL);
+        mDetector = new SingleAxisSwipeDetector(activity, this, SingleAxisSwipeDetector.VERTICAL);
     }
 
     private boolean canInterceptTouch() {
@@ -113,7 +116,7 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
             int directionsToDetectScroll = 0;
             boolean ignoreSlopWhenSettling = false;
             if (mCurrentAnimation != null) {
-                directionsToDetectScroll = SwipeDetector.DIRECTION_BOTH;
+                directionsToDetectScroll = DIRECTION_BOTH;
                 ignoreSlopWhenSettling = true;
             } else {
                 mTaskBeingDragged = null;
@@ -126,12 +129,12 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
                         if (!SysUINavigationMode.getMode(mActivity).hasGestures) {
                             // Don't allow swipe down to open if we don't support swipe up
                             // to enter overview.
-                            directionsToDetectScroll = SwipeDetector.DIRECTION_POSITIVE;
+                            directionsToDetectScroll = DIRECTION_POSITIVE;
                         } else {
                             // The task can be dragged up to dismiss it,
                             // and down to open if it's the current page.
                             directionsToDetectScroll = i == mRecentsView.getCurrentPage()
-                                    ? SwipeDetector.DIRECTION_BOTH : SwipeDetector.DIRECTION_POSITIVE;
+                                    ? DIRECTION_BOTH : DIRECTION_POSITIVE;
                         }
                         break;
                     }
@@ -165,8 +168,8 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
             return;
         }
         int scrollDirections = mDetector.getScrollDirections();
-        if (goingUp && ((scrollDirections & SwipeDetector.DIRECTION_POSITIVE) == 0)
-                || !goingUp && ((scrollDirections & SwipeDetector.DIRECTION_NEGATIVE) == 0)) {
+        if (goingUp && ((scrollDirections & DIRECTION_POSITIVE) == 0)
+                || !goingUp && ((scrollDirections & DIRECTION_NEGATIVE) == 0)) {
             // Trying to re-init in an unsupported direction.
             return;
         }
@@ -243,7 +246,8 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
     }
 
     @Override
-    public void onDragEnd(float velocity, boolean fling) {
+    public void onDragEnd(float velocity) {
+        boolean fling = mDetector.isFling(velocity);
         final boolean goingToEnd;
         final int logAction;
         boolean blockedFling = fling && mFlingBlockCheck.isBlocked();
@@ -260,7 +264,7 @@ public abstract class TaskViewTouchController<T extends BaseDraggingActivity>
             logAction = Touch.SWIPE;
             goingToEnd = interpolatedProgress > SUCCESS_TRANSITION_PROGRESS;
         }
-        long animationDuration = SwipeDetector.calculateDuration(
+        long animationDuration = BaseSwipeDetector.calculateDuration(
                 velocity, goingToEnd ? (1 - progress) : progress);
         if (blockedFling && !goingToEnd) {
             animationDuration *= LauncherAnimUtils.blockedFlingDurationFactor(velocity);
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
index f1e4041eb..0ed529184 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
@@ -17,12 +17,12 @@ package com.android.launcher3.uioverrides.touchcontrollers;
 
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.touch.SwipeDetector;
+import com.android.launcher3.touch.SingleAxisSwipeDetector;
 
 public class TransposedQuickSwitchTouchController extends QuickSwitchTouchController {
 
     public TransposedQuickSwitchTouchController(Launcher launcher) {
-        super(launcher, SwipeDetector.VERTICAL);
+        super(launcher, SingleAxisSwipeDetector.VERTICAL);
     }
 
     @Override