diff --git a/OWNERS b/OWNERS
index 7f98ea6..560b562 100644
--- a/OWNERS
+++ b/OWNERS
@@ -7,13 +7,6 @@
 alexchau@google.com
 andraskloczl@google.com
 patmanning@google.com
-petrcermak@google.com
-pbdr@google.com
-kideckel@google.com
-stevenckng@google.com
-ydixit@google.com
-boadway@google.com
-alinazaidi@google.com
 adamcohen@google.com
 hyunyoungs@google.com
 mrcasey@google.com
@@ -24,10 +17,8 @@
 zakcohen@google.com
 santie@google.com
 vadimt@google.com
-mett@google.com
 jonmiranda@google.com
 pinyaoting@google.com
-sfufa@google.com
 gwasserman@google.com
 jamesoleary@google.com
 joshtrask@google.com
@@ -37,8 +28,6 @@
 tracyzhou@google.com
 peanutbutter@google.com
 xuqiu@google.com
-sreyasr@google.com
-thiruram@google.com
 brianji@google.com
 
 per-file FeatureFlags.java, globs = set noparent
diff --git a/quickstep/res/values-en-rCA/strings.xml b/quickstep/res/values-en-rCA/strings.xml
index 7b297af..4013a71 100644
--- a/quickstep/res/values-en-rCA/strings.xml
+++ b/quickstep/res/values-en-rCA/strings.xml
@@ -86,7 +86,7 @@
     <string name="action_split" msgid="2098009717623550676">"Split"</string>
     <string name="toast_split_select_app" msgid="5453865907322018352">"Tap another app to use split-screen"</string>
     <string name="toast_split_app_unsupported" msgid="3271526028981899666">"App does not support split-screen."</string>
-    <string name="blocked_by_policy" msgid="2071401072261365546">"This action isn\'t allowed by the app or your organisation"</string>
+    <string name="blocked_by_policy" msgid="2071401072261365546">"This action isn\'t allowed by the app or your organization"</string>
     <string name="skip_tutorial_dialog_title" msgid="2725643161260038458">"Skip navigation tutorial?"</string>
     <string name="skip_tutorial_dialog_subtitle" msgid="544063326241955662">"You can find this later in the <xliff:g id="NAME">%1$s</xliff:g> app"</string>
     <string name="gesture_tutorial_action_button_label_cancel" msgid="3809842569351264108">"Cancel"</string>
diff --git a/quickstep/res/values-mk/strings.xml b/quickstep/res/values-mk/strings.xml
index a206a49..75f0933 100644
--- a/quickstep/res/values-mk/strings.xml
+++ b/quickstep/res/values-mk/strings.xml
@@ -97,7 +97,7 @@
     <string name="taskbar_edu_switch_apps" msgid="6942863327845784813">"Префрлувајте се меѓу апликации преку лентата за задачи"</string>
     <string name="taskbar_edu_splitscreen" msgid="2663361731630346489">"Повлечете кон страната за да користите две апликации одеднаш"</string>
     <string name="taskbar_edu_stashing" msgid="5212374387411764031">"Допрете и задржете за да се сокрие лентата за задачи"</string>
-    <string name="taskbar_edu_next" msgid="4007618274426775841">"Следна"</string>
+    <string name="taskbar_edu_next" msgid="4007618274426775841">"Следно"</string>
     <string name="taskbar_edu_previous" msgid="459202320127201702">"Назад"</string>
     <string name="taskbar_edu_close" msgid="887022990168191073">"Затвори"</string>
     <string name="taskbar_edu_done" msgid="6880178093977704569">"Готово"</string>
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index e1a3b72..b20752d 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -31,7 +31,6 @@
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.Utilities.mapBoundToRange;
-import static com.android.launcher3.Utilities.postAsyncCallback;
 import static com.android.launcher3.anim.Interpolators.ACCEL_1_5;
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_1_5;
@@ -184,6 +183,10 @@
     public static final int SPLIT_DIVIDER_ANIM_DURATION = 100;
 
     public static final int CONTENT_ALPHA_DURATION = 217;
+    public static final int TASKBAR_TO_APP_DURATION = 600;
+    // TODO(b/236145847): Tune TASKBAR_TO_HOME_DURATION to 383 after conflict with unlock animation
+    // is solved.
+    public static final int TASKBAR_TO_HOME_DURATION = 300;
     protected static final int CONTENT_SCALE_DURATION = 350;
     protected static final int CONTENT_SCRIM_DURATION = 350;
 
@@ -527,7 +530,15 @@
             workspace.forEachVisiblePage(
                     view -> viewsToAnimate.add(((CellLayout) view).getShortcutsAndWidgets()));
 
-            viewsToAnimate.add(mLauncher.getHotseat());
+            // Do not scale hotseat as a whole when taskbar is present, and scale QSB only if it's
+            // not inline.
+            if (mDeviceProfile.isTaskbarPresent) {
+                if (!mDeviceProfile.isQsbInline) {
+                    viewsToAnimate.add(mLauncher.getHotseat().getQsb());
+                }
+            } else {
+                viewsToAnimate.add(mLauncher.getHotseat());
+            }
 
             viewsToAnimate.forEach(view -> {
                 view.setLayerType(View.LAYER_TYPE_HARDWARE, null);
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index ca30e72..6df31e5 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -171,7 +171,9 @@
                 isResumed,
                 fromInit,
                 /* startAnimation= */ true,
-                QuickstepTransitionManager.CONTENT_ALPHA_DURATION);
+                !isResumed
+                        ? QuickstepTransitionManager.TASKBAR_TO_APP_DURATION
+                        : QuickstepTransitionManager.TASKBAR_TO_HOME_DURATION);
     }
 
     @Nullable
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 61fad50..d1994e7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -148,7 +148,7 @@
         mIsUserSetupComplete = SettingsCache.INSTANCE.get(this).getValue(
                 Settings.Secure.getUriFor(Settings.Secure.USER_SETUP_COMPLETE), 0);
         mIsNavBarForceVisible = SettingsCache.INSTANCE.get(this).getValue(
-                Settings.Secure.getUriFor(Settings.Secure.NAV_BAR_FORCE_VISIBLE), 0);
+                Settings.Secure.getUriFor(Settings.Secure.NAV_BAR_KIDS_MODE), 0);
         mIsNavBarKidsMode = SettingsCache.INSTANCE.get(this).getValue(
                 Settings.Secure.getUriFor(Settings.Secure.NAV_BAR_KIDS_MODE), 0);
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
index dc0ef27..ff11f67 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
@@ -19,11 +19,13 @@
 import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_IN_STASHED_LAUNCHER_STATE;
 import static com.android.launcher3.taskbar.TaskbarStashController.TASKBAR_STASH_DURATION;
 import static com.android.launcher3.taskbar.TaskbarViewController.ALPHA_INDEX_HOME;
+import static com.android.systemui.animation.Interpolators.EMPHASIZED;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
+import android.util.Log;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -31,6 +33,7 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BaseQuickstepLauncher;
 import com.android.launcher3.LauncherState;
+import com.android.launcher3.QuickstepTransitionManager;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.statemanager.StateManager;
 import com.android.launcher3.util.MultiValueAlpha;
@@ -44,7 +47,6 @@
 import java.io.PrintWriter;
 import java.util.HashMap;
 import java.util.StringJoiner;
-import java.util.function.Consumer;
 import java.util.function.Supplier;
 
 /**
@@ -53,6 +55,9 @@
  */
  public class TaskbarLauncherStateController {
 
+    private static final String TAG = TaskbarLauncherStateController.class.getSimpleName();
+    private static final boolean DEBUG = false;
+
     public static final int FLAG_RESUMED = 1 << 0;
     public static final int FLAG_RECENTS_ANIMATION_RUNNING = 1 << 1;
     public static final int FLAG_TRANSITION_STATE_RUNNING = 1 << 2;
@@ -99,7 +104,11 @@
                     }
                     updateStateForFlag(FLAG_TRANSITION_STATE_RUNNING, true);
                     if (!mShouldDelayLauncherStateAnim) {
-                        applyState();
+                        if (toState == LauncherState.NORMAL) {
+                            applyState(QuickstepTransitionManager.TASKBAR_TO_HOME_DURATION);
+                        } else {
+                            applyState();
+                        }
                     }
                 }
 
@@ -122,7 +131,12 @@
         MultiValueAlpha taskbarIconAlpha = mControllers.taskbarViewController.getTaskbarIconAlpha();
         mIconAlphaForHome = taskbarIconAlpha.getProperty(ALPHA_INDEX_HOME);
         mIconAlphaForHome.setConsumer(
-                (Consumer<Float>) alpha -> mLauncher.getHotseat().setIconsAlpha(alpha > 0 ? 0 : 1));
+                alpha -> {
+                    mLauncher.getHotseat().setIconsAlpha(alpha > 0 ? 0 : 1);
+                    if (mLauncher.getDeviceProfile().isQsbInline) {
+                        mLauncher.getHotseat().setQsbAlpha(alpha > 0 ? 0 : 1);
+                    }
+                });
 
         mIconAlignmentForResumedState.finishAnimation();
         onIconAlignmentRatioChangedForAppAndHomeTransition();
@@ -169,10 +183,8 @@
 
         mTaskBarRecentsAnimationListener = new TaskBarRecentsAnimationListener(callbacks);
         callbacks.addListener(mTaskBarRecentsAnimationListener);
-        RecentsView recentsView = mLauncher.getOverviewPanel();
-        recentsView.setTaskLaunchListener(() -> {
-            mTaskBarRecentsAnimationListener.endGestureStateOverride(true);
-        });
+        ((RecentsView) mLauncher.getOverviewPanel()).setTaskLaunchListener(() ->
+                mTaskBarRecentsAnimationListener.endGestureStateOverride(true));
         return animatorSet;
     }
 
@@ -269,6 +281,11 @@
                 ObjectAnimator resumeAlignAnim = mIconAlignmentForResumedState
                         .animateToValue(toAlignmentForResumedState)
                         .setDuration(duration);
+                if (DEBUG) {
+                    Log.d(TAG, "mIconAlignmentForResumedState - "
+                            + mIconAlignmentForResumedState.value
+                            + " -> " + toAlignmentForResumedState + ": " + duration);
+                }
 
                 resumeAlignAnim.addListener(new AnimatorListenerAdapter() {
                     @Override
@@ -305,6 +322,11 @@
                 if (isRecentsAnimationRunning) {
                     gestureAlignAnim.setDuration(duration);
                 }
+                if (DEBUG) {
+                    Log.d(TAG, "mIconAlignmentForGestureState - "
+                            + mIconAlignmentForGestureState.value
+                            + " -> " + toAlignmentForGestureState + ": " + duration);
+                }
                 gestureAlignAnim.addListener(new AnimatorListenerAdapter() {
                     @Override
                     public void onAnimationEnd(Animator animation) {
@@ -330,6 +352,7 @@
                     .setDuration(duration));
         }
 
+        animatorSet.setInterpolator(EMPHASIZED);
         if (start) {
             animatorSet.start();
         }
@@ -374,6 +397,12 @@
             mIconAlignmentForLauncherState.finishAnimation();
             animatorSet.play(mIconAlignmentForLauncherState.animateToValue(toAlignment)
                     .setDuration(duration));
+            if (DEBUG) {
+                Log.d(TAG, "mIconAlignmentForLauncherState - "
+                        + mIconAlignmentForLauncherState.value
+                        + " -> " + toAlignment + ": " + duration);
+            }
+            animatorSet.setInterpolator(EMPHASIZED);
         }
     }
 
@@ -396,17 +425,17 @@
         onIconAlignmentRatioChanged(this::getCurrentIconAlignmentRatioBetweenAppAndHome);
     }
 
-    private void onIconAlignmentRatioChanged(Supplier<Float> alignmentSupplier) {
+    private void onIconAlignmentRatioChanged(Supplier<AnimatedFloat> alignmentSupplier) {
         if (mControllers == null) {
             return;
         }
-        float alignment = alignmentSupplier.get();
+        AnimatedFloat animatedFloat = alignmentSupplier.get();
         float currentValue = mIconAlphaForHome.getValue();
-        boolean taskbarWillBeVisible = alignment < 1;
+        boolean taskbarWillBeVisible = animatedFloat.value < 1;
         boolean firstFrameVisChanged = (taskbarWillBeVisible && Float.compare(currentValue, 1) != 0)
                 || (!taskbarWillBeVisible && Float.compare(currentValue, 0) != 0);
 
-        updateIconAlignment(alignment);
+        updateIconAlignment(animatedFloat.value, animatedFloat.getEndValue());
 
         // Sync the first frame where we swap taskbar and hotseat.
         if (firstFrameVisChanged && mCanSyncViews && !Utilities.IS_RUNNING_IN_TEST_HARNESS) {
@@ -416,21 +445,22 @@
         }
     }
 
-    private void updateIconAlignment(float alignment) {
+    private void updateIconAlignment(float alignment, Float endAlignment) {
         mControllers.taskbarViewController.setLauncherIconAlignment(
-                alignment, mLauncher.getDeviceProfile());
+                alignment, endAlignment, mLauncher.getDeviceProfile());
 
         // Switch taskbar and hotseat in last frame
         setTaskbarViewVisible(alignment < 1);
         mControllers.navbarButtonsViewController.updateTaskbarAlignment(alignment);
     }
 
-    private float getCurrentIconAlignmentRatioBetweenAppAndHome() {
-        return Math.max(mIconAlignmentForResumedState.value, mIconAlignmentForGestureState.value);
+    private AnimatedFloat getCurrentIconAlignmentRatioBetweenAppAndHome() {
+        return mIconAlignmentForResumedState.value > mIconAlignmentForGestureState.value
+                ? mIconAlignmentForResumedState : mIconAlignmentForGestureState;
     }
 
-    private float getCurrentIconAlignmentRatioForLauncherState() {
-        return mIconAlignmentForLauncherState.value;
+    private AnimatedFloat getCurrentIconAlignmentRatioForLauncherState() {
+        return mIconAlignmentForLauncherState;
     }
 
     private void setTaskbarViewVisible(boolean isVisible) {
@@ -459,6 +489,7 @@
         private void endGestureStateOverride(boolean finishedToApp) {
             mCallbacks.removeListener(this);
             mTaskBarRecentsAnimationListener = null;
+            ((RecentsView) mLauncher.getOverviewPanel()).setTaskLaunchListener(null);
 
             // Update the resumed state immediately to ensure a seamless handoff
             boolean launcherResumed = !finishedToApp;
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 6f88d64..6a43cc5 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -20,6 +20,7 @@
 import android.graphics.Canvas;
 import android.graphics.Rect;
 import android.util.AttributeSet;
+import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
@@ -31,6 +32,7 @@
 import androidx.core.graphics.ColorUtils;
 
 import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Insettable;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
@@ -78,6 +80,8 @@
     // Only non-null when device supports having an All Apps button.
     private @Nullable AllAppsButton mAllAppsButton;
 
+    private View mQsb;
+
     public TaskbarView(@NonNull Context context) {
         this(context, null);
     }
@@ -117,6 +121,9 @@
                     new ViewGroup.LayoutParams(mIconTouchSize, mIconTouchSize));
             mAllAppsButton.setPadding(mItemPadding, mItemPadding, mItemPadding, mItemPadding);
         }
+
+        // TODO: Disable touch events on QSB otherwise it can crash.
+        mQsb = LayoutInflater.from(context).inflate(R.layout.search_container_hotseat, this, false);
     }
 
     private int getColorWithGivenLuminance(int color, float luminance) {
@@ -166,6 +173,7 @@
         if (mAllAppsButton != null) {
             removeView(mAllAppsButton);
         }
+        removeView(mQsb);
 
         for (int i = 0; i < hotseatItemInfos.length; i++) {
             ItemInfo hotseatItemInfo = hotseatItemInfos[i];
@@ -242,6 +250,11 @@
             int index = Utilities.isRtl(getResources()) ? 0 : getChildCount();
             addView(mAllAppsButton, index);
         }
+        if (mActivityContext.getDeviceProfile().isQsbInline) {
+            addView(mQsb, Utilities.isRtl(getResources()) ? getChildCount() : 0);
+            // Always set QSB to invisible after re-adding.
+            mQsb.setVisibility(View.INVISIBLE);
+        }
 
         mThemeIconsBackground = calculateThemeIconsBackground();
         setThemedIconsBackgroundColor(mThemeIconsBackground);
@@ -273,7 +286,12 @@
     @Override
     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
         int count = getChildCount();
-        int spaceNeeded = count * (mItemMarginLeftRight * 2 + mIconTouchSize);
+        int countExcludingQsb = count;
+        DeviceProfile deviceProfile = mActivityContext.getDeviceProfile();
+        if (deviceProfile.isQsbInline) {
+            countExcludingQsb--;
+        }
+        int spaceNeeded = countExcludingQsb * (mItemMarginLeftRight * 2 + mIconTouchSize);
         int navSpaceNeeded = ApiWrapper.getHotseatEndOffset(getContext());
         boolean layoutRtl = isLayoutRtl();
         int iconEnd = right - (right - left - spaceNeeded) / 2;
@@ -292,10 +310,25 @@
         mIconLayoutBounds.bottom = mIconLayoutBounds.top + mIconTouchSize;
         for (int i = count; i > 0; i--) {
             View child = getChildAt(i - 1);
-            iconEnd -= mItemMarginLeftRight;
-            int iconStart = iconEnd - mIconTouchSize;
-            child.layout(iconStart, mIconLayoutBounds.top, iconEnd, mIconLayoutBounds.bottom);
-            iconEnd = iconStart - mItemMarginLeftRight;
+            if (child == mQsb) {
+                int qsbStart;
+                int qsbEnd;
+                if (layoutRtl) {
+                    qsbStart = iconEnd + mItemMarginLeftRight;
+                    qsbEnd = qsbStart + deviceProfile.qsbWidth;
+                } else {
+                    qsbEnd = iconEnd - mItemMarginLeftRight;
+                    qsbStart = qsbEnd - deviceProfile.qsbWidth;
+                }
+                int qsbTop = (bottom - top - deviceProfile.hotseatQsbHeight) / 2;
+                int qsbBottom = qsbTop + deviceProfile.hotseatQsbHeight;
+                child.layout(qsbStart, qsbTop, qsbEnd, qsbBottom);
+            } else {
+                iconEnd -= mItemMarginLeftRight;
+                int iconStart = iconEnd - mIconTouchSize;
+                child.layout(iconStart, mIconLayoutBounds.top, iconEnd, mIconLayoutBounds.bottom);
+                iconEnd = iconStart - mItemMarginLeftRight;
+            }
         }
         mIconLayoutBounds.left = iconEnd;
     }
@@ -367,6 +400,13 @@
         return mAllAppsButton;
     }
 
+    /**
+     * Returns the QSB in the taskbar.
+     */
+    public View getQsb() {
+        return mQsb;
+    }
+
     // FolderIconParent implemented methods.
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index fdd9de5..0cbd0d1 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -16,6 +16,7 @@
 package com.android.launcher3.taskbar;
 
 import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
+import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
 import static com.android.launcher3.Utilities.squaredHypot;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASKBAR_ALLAPPS_BUTTON_TAP;
@@ -35,12 +36,15 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.anim.AlphaUpdateListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
+import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.icons.ThemedIconDrawable;
 import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.util.HorizontalInsettableView;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.LauncherBindableItemsContainer;
 import com.android.launcher3.util.MultiValueAlpha;
@@ -211,9 +215,10 @@
      *                       0 => not aligned
      *                       1 => fully aligned
      */
-    public void setLauncherIconAlignment(float alignmentRatio, DeviceProfile launcherDp) {
+    public void setLauncherIconAlignment(float alignmentRatio, Float endAlignment,
+            DeviceProfile launcherDp) {
         if (mIconAlignControllerLazy == null) {
-            mIconAlignControllerLazy = createIconAlignmentController(launcherDp);
+            mIconAlignControllerLazy = createIconAlignmentController(launcherDp, endAlignment);
         }
         mIconAlignControllerLazy.setPlayFraction(alignmentRatio);
         if (alignmentRatio <= 0 || alignmentRatio >= 1) {
@@ -225,11 +230,13 @@
     /**
      * Creates an animation for aligning the taskbar icons with the provided Launcher device profile
      */
-    private AnimatorPlaybackController createIconAlignmentController(DeviceProfile launcherDp) {
+    private AnimatorPlaybackController createIconAlignmentController(DeviceProfile launcherDp,
+            Float endAlignment) {
         mOnControllerPreCreateCallback.run();
         PendingAnimation setter = new PendingAnimation(100);
+        DeviceProfile taskbarDp = mActivity.getDeviceProfile();
         Rect hotseatPadding = launcherDp.getHotseatLayoutPadding(mActivity);
-        float scaleUp = ((float) launcherDp.iconSizePx) / mActivity.getDeviceProfile().iconSizePx;
+        float scaleUp = ((float) launcherDp.iconSizePx) / taskbarDp.iconSizePx;
         int borderSpacing = launcherDp.hotseatBorderSpace;
         int hotseatCellSize = DeviceProfile.calculateCellWidth(
                 launcherDp.availableWidthPx - hotseatPadding.left - hotseatPadding.right,
@@ -246,14 +253,13 @@
         }
 
         int collapsedHeight = mActivity.getDefaultTaskbarWindowHeight();
-        int expandedHeight = Math.max(collapsedHeight,
-                mActivity.getDeviceProfile().taskbarSize + offsetY);
+        int expandedHeight = Math.max(collapsedHeight, taskbarDp.taskbarSize + offsetY);
         setter.addOnFrameListener(anim -> mActivity.setTaskbarWindowHeight(
                 anim.getAnimatedFraction() > 0 ? expandedHeight : collapsedHeight));
 
+        boolean isToHome = endAlignment != null && endAlignment == 1;
         for (int i = 0; i < mTaskbarView.getChildCount(); i++) {
             View child = mTaskbarView.getChildAt(i);
-
             int positionInHotseat;
             if (FeatureFlags.ENABLE_ALL_APPS_IN_TASKBAR.get()
                     && child == mTaskbarView.getAllAppsButtonView()) {
@@ -261,13 +267,46 @@
                 // as its convenient for animation purposes.
                 positionInHotseat = Utilities.isRtl(child.getResources())
                         ? -1
-                        : mActivity.getDeviceProfile().numShownHotseatIcons;
+                        : taskbarDp.numShownHotseatIcons;
 
                 if (!FeatureFlags.ENABLE_ALL_APPS_BUTTON_IN_HOTSEAT.get()) {
-                    setter.setViewAlpha(child, 0, LINEAR);
+                    setter.setViewAlpha(child, 0,
+                            isToHome
+                                    ? Interpolators.clampToProgress(LINEAR, 0f, 0.17f)
+                                    : Interpolators.clampToProgress(LINEAR, 0.72f, 0.84f));
                 }
             } else if (child.getTag() instanceof ItemInfo) {
                 positionInHotseat = ((ItemInfo) child.getTag()).screenId;
+            } else if (child == mTaskbarView.getQsb()) {
+                boolean isRtl = Utilities.isRtl(child.getResources());
+                float hotseatIconCenter = isRtl
+                        ? launcherDp.widthPx - hotseatPadding.right + borderSpacing
+                        + launcherDp.qsbWidth / 2f
+                        : hotseatPadding.left - borderSpacing - launcherDp.qsbWidth / 2f;
+                float childCenter = (child.getLeft() + child.getRight()) / 2f;
+                float halfQsbIconWidthDiff = (launcherDp.qsbWidth - taskbarDp.iconSizePx) / 2f;
+                setter.addFloat(child, ICON_TRANSLATE_X,
+                        isRtl ? -halfQsbIconWidthDiff : halfQsbIconWidthDiff,
+                        hotseatIconCenter - childCenter, LINEAR);
+
+                int qsbContentHeight = child.getHeight() - child.getPaddingTop()
+                        - child.getPaddingBottom();
+                float scale = ((float) taskbarDp.iconSizePx) / qsbContentHeight;
+                setter.addFloat(child, SCALE_PROPERTY, scale, 1f, LINEAR);
+
+                setter.addFloat(child, VIEW_ALPHA, 0f, 1f,
+                        isToHome
+                                ? Interpolators.clampToProgress(LINEAR, 0f, 0.35f)
+                                : Interpolators.clampToProgress(LINEAR, 0.84f, 1f));
+                setter.addOnFrameListener(animator -> AlphaUpdateListener.updateVisibility(child));
+
+                float qsbInsetFraction = halfQsbIconWidthDiff / launcherDp.qsbWidth;
+                if (child instanceof  HorizontalInsettableView) {
+                    setter.addFloat((HorizontalInsettableView) child,
+                            HorizontalInsettableView.HORIZONTAL_INSETS, qsbInsetFraction, 0,
+                            LINEAR);
+                }
+                continue;
             } else {
                 Log.w(TAG, "Unsupported view found in createIconAlignmentController, v=" + child);
                 continue;
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 713fa25..0972e4e 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -166,11 +166,7 @@
                     if (mActivity != activity) {
                         return;
                     }
-                    if (mTaskAnimationManager != null) {
-                        mTaskAnimationManager.finishRunningRecentsAnimation(true);
-                    }
                     mRecentsView = null;
-                    mActivity.unregisterActivityLifecycleCallbacks(mLifecycleCallbacks);
                     mActivity = null;
                 }
             };
@@ -234,7 +230,6 @@
                     STATE_LAUNCHER_BIND_TO_SERVICE;
 
     public static final long MAX_SWIPE_DURATION = 350;
-    public static final long HOME_DURATION = StaggeredWorkspaceAnim.DURATION_MS;
 
     public static final float MIN_PROGRESS_FOR_OVERVIEW = 0.7f;
     private static final float SWIPE_DURATION_MULTIPLIER =
@@ -866,6 +861,7 @@
         TaskUtils.closeSystemWindowsAsync(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
 
         if (mRecentsView != null) {
+            final View rv = mRecentsView;
             mRecentsView.getViewTreeObserver().addOnDrawListener(new OnDrawListener() {
                 boolean mHandled = false;
 
@@ -881,8 +877,7 @@
                     InteractionJankMonitorWrapper.begin(mRecentsView,
                             InteractionJankMonitorWrapper.CUJ_APP_CLOSE_TO_HOME);
 
-                    mRecentsView.post(() ->
-                            mRecentsView.getViewTreeObserver().removeOnDrawListener(this));
+                    rv.post(() -> rv.getViewTreeObserver().removeOnDrawListener(this));
                 }
             });
         }
@@ -1141,7 +1136,9 @@
             mInputConsumerProxy.enable();
         }
         if (endTarget == HOME) {
-            duration = HOME_DURATION;
+            duration = mActivity != null && mActivity.getDeviceProfile().isTaskbarPresent
+                    ? StaggeredWorkspaceAnim.DURATION_TASKBAR_MS
+                    : StaggeredWorkspaceAnim.DURATION_MS;
             // Early detach the nav bar once the endTarget is determined as HOME
             if (mRecentsAnimationController != null) {
                 mRecentsAnimationController.detachNavigationBarFromApp(true);
@@ -1599,6 +1596,9 @@
 
     private void reset() {
         mStateCallback.setStateOnUiThread(STATE_HANDLER_INVALIDATED);
+        if (mActivity != null) {
+            mActivity.unregisterActivityLifecycleCallbacks(mLifecycleCallbacks);
+        }
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/AnimatedFloat.java b/quickstep/src/com/android/quickstep/AnimatedFloat.java
index 6c7a885..a166553 100644
--- a/quickstep/src/com/android/quickstep/AnimatedFloat.java
+++ b/quickstep/src/com/android/quickstep/AnimatedFloat.java
@@ -133,4 +133,11 @@
     public boolean isAnimatingToValue(float endValue) {
         return isAnimating() && mEndValue != null && mEndValue == endValue;
     }
+
+    /**
+     * Returns the value we are animating to, or {@code null} if we are not currently animating.
+     */
+    public Float getEndValue() {
+        return mEndValue;
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index db402af..a030568 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -468,7 +468,6 @@
             animatorSet.addListener(new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
-                    super.onAnimationEnd(animation);
                     finishCallback.run();
                 }
             });
@@ -530,7 +529,6 @@
                 for (SurfaceControl leash: closingTargets) {
                     t.hide(leash);
                 }
-                super.onAnimationEnd(animation);
                 finishCallback.run();
             }
         });
@@ -599,9 +597,14 @@
             launcherAnim.setInterpolator(Interpolators.TOUCH_RESPONSE_INTERPOLATOR);
             launcherAnim.setDuration(RECENTS_LAUNCH_DURATION);
 
-            // Make sure recents gets fixed up by resetting task alphas and scales, etc.
             windowAnimEndListener = new AnimatorListenerAdapter() {
                 @Override
+                public void onAnimationStart(Animator animation) {
+                    recentsView.onTaskLaunchedInLiveTileMode();
+                }
+
+                // Make sure recents gets fixed up by resetting task alphas and scales, etc.
+                @Override
                 public void onAnimationEnd(Animator animation) {
                     recentsView.finishRecentsAnimation(false /* toRecents */, () -> {
                         recentsView.post(() -> {
@@ -677,7 +680,6 @@
         dockFadeAnimator.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationStart(Animator animation) {
-                super.onAnimationStart(animation);
                 if (shown) {
                     for (SurfaceControl leash : auxiliarySurfaces) {
                         t.setAlpha(leash, 0);
@@ -689,7 +691,6 @@
 
             @Override
             public void onAnimationEnd(Animator animation) {
-                super.onAnimationEnd(animation);
                 if (!shown) {
                     for (SurfaceControl leash : auxiliarySurfaces) {
                         t.hide(leash);
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 417473f..bf1c998 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -151,6 +151,8 @@
      */
     public class TISBinder extends IOverviewProxy.Stub {
 
+        @Nullable private Runnable mOnOverviewTargetChangeListener = null;
+
         @BinderThread
         public void onInitialize(Bundle bundle) {
             ISystemUiProxy proxy = ISystemUiProxy.Stub.asInterface(
@@ -331,6 +333,18 @@
         public void setGestureBlockedTaskId(int taskId) {
             mDeviceState.setGestureBlockingTaskId(taskId);
         }
+
+        /** Sets a listener to be run on Overview Target updates. */
+        public void setOverviewTargetChangeListener(@Nullable Runnable listener) {
+            mOnOverviewTargetChangeListener = listener;
+        }
+
+        protected void onOverviewTargetChange() {
+            if (mOnOverviewTargetChangeListener != null) {
+                mOnOverviewTargetChangeListener.run();
+                mOnOverviewTargetChangeListener = null;
+            }
+        }
     }
 
     private static boolean sConnected = false;
@@ -491,6 +505,7 @@
         if (newOverviewActivity != null) {
             mTaskbarManager.setActivity(newOverviewActivity);
         }
+        mTISBinder.onOverviewTargetChange();
     }
 
     @UiThread
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
index 10b4ff9..641385d 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
@@ -443,12 +443,18 @@
             mMainThreadHandler.removeCallbacks(mCancelRecentsAnimationRunnable);
             mMainThreadHandler.postDelayed(mCancelRecentsAnimationRunnable, 100);
         }
-        mVelocityTracker.recycle();
-        mVelocityTracker = null;
-        mMotionPauseDetector.clear();
+        cleanupAfterGesture();
         TraceHelper.INSTANCE.endSection(traceToken);
     }
 
+    private void cleanupAfterGesture() {
+        if (mVelocityTracker != null) {
+            mVelocityTracker.recycle();
+            mVelocityTracker = null;
+        }
+        mMotionPauseDetector.clear();
+    }
+
     @Override
     public void notifyOrientationSetup() {
         mRotationTouchHelper.onStartGesture();
@@ -471,6 +477,7 @@
         Preconditions.assertUIThread();
         removeListener();
         mInteractionHandler = null;
+        cleanupAfterGesture();
         mOnCompleteCallback.accept(this);
     }
 
diff --git a/quickstep/src/com/android/quickstep/interaction/AllSetActivity.java b/quickstep/src/com/android/quickstep/interaction/AllSetActivity.java
index 66ed056..aa52789 100644
--- a/quickstep/src/com/android/quickstep/interaction/AllSetActivity.java
+++ b/quickstep/src/com/android/quickstep/interaction/AllSetActivity.java
@@ -208,6 +208,7 @@
         mBinder = binder;
         mBinder.getTaskbarManager().setSetupUIVisible(isResumed());
         mBinder.setSwipeUpProxy(isResumed() ? this::createSwipeUpProxy : null);
+        mBinder.setOverviewTargetChangeListener(mBinder::preloadOverviewForSUWAllSet);
         mBinder.preloadOverviewForSUWAllSet();
     }
 
@@ -224,6 +225,7 @@
         if (mBinder != null) {
             mBinder.getTaskbarManager().setSetupUIVisible(false);
             mBinder.setSwipeUpProxy(null);
+            mBinder.setOverviewTargetChangeListener(null);
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index 32e08ff..de527a7 100644
--- a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -41,6 +41,7 @@
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
+import com.android.launcher3.QuickstepTransitionManager;
 import com.android.launcher3.R;
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Workspace;
@@ -60,10 +61,10 @@
 public class StaggeredWorkspaceAnim {
 
     private static final int APP_CLOSE_ROW_START_DELAY_MS = 10;
-    // How long it takes to fade in each staggered row.
-    private static final int ALPHA_DURATION_MS = 250;
     // Should be used for animations running alongside this StaggeredWorkspaceAnim.
     public static final int DURATION_MS = 250;
+    public static final int DURATION_TASKBAR_MS =
+            QuickstepTransitionManager.TASKBAR_TO_HOME_DURATION;
 
     private static final float MAX_VELOCITY_PX_PER_S = 22f;
 
@@ -91,16 +92,20 @@
         mSpringTransY = transFactor * launcher.getResources()
                 .getDimensionPixelSize(R.dimen.swipe_up_max_workspace_trans_y);
 
+        DeviceProfile grid = launcher.getDeviceProfile();
+        long duration = grid.isTaskbarPresent ? DURATION_TASKBAR_MS : DURATION_MS;
         if (staggerWorkspace) {
-            DeviceProfile grid = launcher.getDeviceProfile();
             Workspace<?> workspace = launcher.getWorkspace();
             Hotseat hotseat = launcher.getHotseat();
 
-            // Hotseat and QSB takes up two additional rows.
-            int totalRows = grid.inv.numRows + (grid.isVerticalBarLayout() ? 0 : 2);
+            boolean staggerHotseat = !grid.isVerticalBarLayout() && !grid.isTaskbarPresent;
+            boolean staggerQsb =
+                    !grid.isVerticalBarLayout() && !(grid.isTaskbarPresent && grid.isQsbInline);
+            int totalRows = grid.inv.numRows + (staggerHotseat ? 1 : 0) + (staggerQsb ? 1 : 0);
 
             // Add animation for all the visible workspace pages
-            workspace.forEachVisiblePage(page -> addAnimationForPage((CellLayout) page, totalRows));
+            workspace.forEachVisiblePage(
+                    page -> addAnimationForPage((CellLayout) page, totalRows, duration));
 
             boolean workspaceClipChildren = workspace.getClipChildren();
             boolean workspaceClipToPadding = workspace.getClipToPadding();
@@ -119,23 +124,34 @@
                     View child = hotseatIcons.getChildAt(i);
                     CellLayout.LayoutParams lp =
                             ((CellLayout.LayoutParams) child.getLayoutParams());
-                    addStaggeredAnimationForView(child, lp.cellY + 1, totalRows);
+                    addStaggeredAnimationForView(child, lp.cellY + 1, totalRows, duration);
                 }
             } else {
                 final int hotseatRow, qsbRow;
                 if (grid.isTaskbarPresent) {
-                    qsbRow = grid.inv.numRows + 1;
-                    hotseatRow = grid.inv.numRows + 2;
+                    if (grid.isQsbInline) {
+                        qsbRow = grid.inv.numRows + 1;
+                        hotseatRow = grid.inv.numRows + 1;
+                    } else {
+                        qsbRow = grid.inv.numRows + 1;
+                        hotseatRow = grid.inv.numRows + 2;
+                    }
                 } else {
                     hotseatRow = grid.inv.numRows + 1;
                     qsbRow = grid.inv.numRows + 2;
                 }
-                for (int i = hotseatIcons.getChildCount() - 1; i >= 0; i--) {
-                    View child = hotseatIcons.getChildAt(i);
-                    addStaggeredAnimationForView(child, hotseatRow, totalRows);
-                }
 
-                addStaggeredAnimationForView(hotseat.getQsb(), qsbRow, totalRows);
+                // Do not stagger hotseat as a whole when taskbar is present, and stagger QSB only
+                // if it's not inline.
+                if (staggerHotseat) {
+                    for (int i = hotseatIcons.getChildCount() - 1; i >= 0; i--) {
+                        View child = hotseatIcons.getChildAt(i);
+                        addStaggeredAnimationForView(child, hotseatRow, totalRows, duration);
+                    }
+                }
+                if (staggerQsb) {
+                    addStaggeredAnimationForView(hotseat.getQsb(), qsbRow, totalRows, duration);
+                }
             }
 
             mAnimators.addListener(new AnimatorListenerAdapter() {
@@ -153,19 +169,19 @@
         mAnimators.addListener(forEndCallback(launcher::resumeExpensiveViewUpdates));
 
         if (animateOverviewScrim) {
-            PendingAnimation pendingAnimation = new PendingAnimation(DURATION_MS);
+            PendingAnimation pendingAnimation = new PendingAnimation(duration);
             launcher.getWorkspace().getStateTransitionAnimation()
                     .setScrim(pendingAnimation, NORMAL, new StateAnimationConfig());
             mAnimators.play(pendingAnimation.buildAnim());
         }
 
-        addDepthAnimationForState(launcher, NORMAL, DURATION_MS);
+        addDepthAnimationForState(launcher, NORMAL, duration);
 
         mAnimators.play(launcher.getRootView().getSysUiScrim().createSysuiMultiplierAnim(0f, 1f)
-                .setDuration(DURATION_MS));
+                .setDuration(duration));
     }
 
-    private void addAnimationForPage(CellLayout page, int totalRows) {
+    private void addAnimationForPage(CellLayout page, int totalRows, long duration) {
         ShortcutAndWidgetContainer itemsContainer = page.getShortcutsAndWidgets();
 
         boolean pageClipChildren = page.getClipChildren();
@@ -178,7 +194,7 @@
         for (int i = itemsContainer.getChildCount() - 1; i >= 0; i--) {
             View child = itemsContainer.getChildAt(i);
             CellLayout.LayoutParams lp = ((CellLayout.LayoutParams) child.getLayoutParams());
-            addStaggeredAnimationForView(child, lp.cellY + lp.cellVSpan, totalRows);
+            addStaggeredAnimationForView(child, lp.cellY + lp.cellVSpan, totalRows, duration);
         }
 
         mAnimators.addListener(new AnimatorListenerAdapter() {
@@ -231,8 +247,9 @@
      * @param v A view on the workspace.
      * @param row The bottom-most row that contains the view.
      * @param totalRows Total number of rows.
+     * @param duration duration of the animation
      */
-    private void addStaggeredAnimationForView(View v, int row, int totalRows) {
+    private void addStaggeredAnimationForView(View v, int row, int totalRows, long duration) {
         if (mIgnoredView != null && mIgnoredView == v) return;
         // Invert the rows, because we stagger starting from the bottom of the screen.
         int invertedRow = totalRows - row;
@@ -266,7 +283,7 @@
         v.setAlpha(0);
         ObjectAnimator alpha = ObjectAnimator.ofFloat(v, View.ALPHA, 0f, 1f);
         alpha.setInterpolator(LINEAR);
-        alpha.setDuration(ALPHA_DURATION_MS);
+        alpha.setDuration(duration);
         alpha.setStartDelay(startDelay);
         alpha.addListener(new AnimatorListenerAdapter() {
             @Override
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 69cad69..1629bb7 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -52,6 +52,7 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.SystemUiController;
+import com.android.launcher3.util.SystemUiController.SystemUiControllerFlags;
 import com.android.quickstep.TaskOverlayFactory.TaskOverlay;
 import com.android.quickstep.views.TaskView.FullscreenDrawParams;
 import com.android.systemui.shared.recents.model.Task;
@@ -247,6 +248,7 @@
     }
 
 
+    @SystemUiControllerFlags
     public int getSysUiStatusNavFlags() {
         if (mThumbnailData != null) {
             int flags = 0;
diff --git a/res/layout/widgets_list_row_header.xml b/res/layout/widgets_list_row_header.xml
index 3cdc2e8..35bea27 100644
--- a/res/layout/widgets_list_row_header.xml
+++ b/res/layout/widgets_list_row_header.xml
@@ -19,7 +19,6 @@
     android:id="@+id/widgets_list_header"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:paddingVertical="@dimen/widget_list_header_view_vertical_padding"
     android:orientation="horizontal"
     android:importantForAccessibility="yes"
     android:focusable="true"
diff --git a/res/values/id.xml b/res/values/id.xml
index af21b27..9fc0ff8 100644
--- a/res/values/id.xml
+++ b/res/values/id.xml
@@ -16,7 +16,6 @@
 -->
 <resources>
     <item type="id" name="apps_list_view_work" />
-    <item type="id" name="tag_widget_entry" />
     <item type="id" name="view_type_widgets_space" />
     <item type="id" name="view_type_widgets_list" />
     <item type="id" name="view_type_widgets_header" />
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 847e4a8..2addf50 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -344,7 +344,7 @@
     <string name="action_move">Move item</string>
 
     <!-- Accessibility description to move item to empty cell. -->
-    <string name="move_to_empty_cell">Move to row <xliff:g id="number" example="1">%1$s</xliff:g> column <xliff:g id="number" example="1">%2$s</xliff:g></string>
+    <string name="move_to_empty_cell_description">Move to row <xliff:g id="number" example="1">%1$s</xliff:g> column <xliff:g id="number" example="1">%2$s</xliff:g> in <xliff:g id="string" example="Home screen 2 of 4">%3$s</xliff:g></string>
 
     <!-- Accessibility description to move item inside a folder. -->
     <string name="move_to_position">Move to position <xliff:g id="number" example="1">%1$s</xliff:g></string>
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 300e7bf..52dfcd4 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -1202,13 +1202,14 @@
             int row = cellY + 1;
             int col = workspace.mIsRtl ? mCountX - cellX : cellX + 1;
             int panelCount = workspace.getPanelCount();
+            int screenId = workspace.getIdForScreen(this);
+            int pageIndex = workspace.getPageIndexForScreenId(screenId);
             if (panelCount > 1) {
                 // Increment the column if the target is on the right side of a two panel home
-                int screenId = workspace.getIdForScreen(this);
-                int pageIndex = workspace.getPageIndexForScreenId(screenId);
                 col += (pageIndex % panelCount) * mCountX;
             }
-            return getContext().getString(R.string.move_to_empty_cell, row, col);
+            return getContext().getString(R.string.move_to_empty_cell_description, row, col,
+                    workspace.getPageDescription(pageIndex));
         }
     }
 
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 87885f6..8c1f505 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -1148,7 +1148,7 @@
 
     private int getHotseatBottomPadding() {
         if (isQsbInline) {
-            return getQsbOffsetY() - (Math.abs(hotseatQsbHeight - hotseatCellHeightPx) / 2);
+            return getQsbOffsetY() + ((hotseatQsbHeight - hotseatCellHeightPx) / 2);
         } else {
             return (getQsbOffsetY() - taskbarSize) / 2;
         }
diff --git a/src/com/android/launcher3/FastScrollRecyclerView.java b/src/com/android/launcher3/FastScrollRecyclerView.java
index f117069..94903f2 100644
--- a/src/com/android/launcher3/FastScrollRecyclerView.java
+++ b/src/com/android/launcher3/FastScrollRecyclerView.java
@@ -24,6 +24,7 @@
 import android.view.accessibility.AccessibilityNodeInfo;
 
 import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.android.launcher3.compat.AccessibilityManagerCompat;
@@ -86,15 +87,20 @@
      * Returns the available scroll height:
      *   AvailableScrollHeight = Total height of the all items - last page height
      */
-    protected abstract int getAvailableScrollHeight();
+    protected int getAvailableScrollHeight() {
+        // AvailableScrollHeight = Total height of the all items - first page height
+        int firstPageHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
+        int totalHeightOfAllItems = getItemsHeight(/* untilIndex= */ getAdapter().getItemCount());
+        int availableScrollHeight = totalHeightOfAllItems - firstPageHeight;
+        return Math.max(0, availableScrollHeight);
+    }
 
     /**
      * Returns the available scroll bar height:
      *   AvailableScrollBarHeight = Total height of the visible view - thumb height
      */
     protected int getAvailableScrollBarHeight() {
-        int availableScrollBarHeight = getScrollbarTrackHeight() - mScrollbar.getThumbHeight();
-        return availableScrollBarHeight;
+        return getScrollbarTrackHeight() - mScrollbar.getThumbHeight();
     }
 
     /**
@@ -152,12 +158,51 @@
     }
 
     /**
-     * Maps the touch (from 0..1) to the adapter position that should be visible.
-     * <p>Override in each subclass of this base class.
-     *
      * @return the scroll top of this recycler view.
      */
-    public abstract int getCurrentScrollY();
+    public int getCurrentScrollY() {
+        Adapter adapter = getAdapter();
+        if (adapter == null) {
+            return -1;
+        }
+        if (adapter.getItemCount() == 0 || getChildCount() == 0) {
+            return -1;
+        }
+
+        int itemPosition = NO_POSITION;
+        View child = null;
+
+        LayoutManager layoutManager = getLayoutManager();
+        if (layoutManager instanceof LinearLayoutManager) {
+            // Use the LayoutManager as the source of truth for visible positions. During
+            // animations, the view group child may not correspond to the visible views that appear
+            // at the top.
+            itemPosition = ((LinearLayoutManager) layoutManager).findFirstVisibleItemPosition();
+            child = layoutManager.findViewByPosition(itemPosition);
+        }
+
+        if (child == null) {
+            // If the layout manager returns null for any reason, which can happen before layout
+            // has occurred for the position, then look at the child of this view as a ViewGroup.
+            child = getChildAt(0);
+            itemPosition = getChildAdapterPosition(child);
+        }
+        if (itemPosition == NO_POSITION) {
+            return -1;
+        }
+        return getPaddingTop() + getItemsHeight(itemPosition)
+                - layoutManager.getDecoratedTop(child);
+    }
+
+    /**
+     * Returns the sum of the height, in pixels, of this list adapter's items from index
+     * 0 (inclusive) until {@code untilIndex} (exclusive). If untilIndex is same as the itemCount,
+     * it returns the full height of all the items.
+     *
+     * <p>If the untilIndex is larger than the total number of items in this adapter, returns the
+     * sum of all items' height.
+     */
+    protected abstract int getItemsHeight(int untilIndex);
 
     /**
      * Maps the touch (from 0..1) to the adapter position that should be visible.
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 76106fc..8c4c662 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -206,6 +206,13 @@
         getShortcutsAndWidgets().setAlpha(alpha);
     }
 
+    /**
+     * Sets the alpha value of just our QSB.
+     */
+    public void setQsbAlpha(float alpha) {
+        mQsb.setAlpha(alpha);
+    }
+
     public float getIconsAlpha() {
         return getShortcutsAndWidgets().getAlpha();
     }
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 73ca4a3..dacbe92 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -61,8 +61,6 @@
 import org.xmlpull.v1.XmlPullParserException;
 
 import java.io.IOException;
-import java.io.PrintWriter;
-import java.io.StringWriter;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
@@ -634,18 +632,6 @@
         float screenHeight = config.screenHeightDp * res.getDisplayMetrics().density;
         int rotation = WindowManagerProxy.INSTANCE.get(context).getRotation(context);
 
-        if (Utilities.IS_DEBUG_DEVICE) {
-            StringWriter stringWriter = new StringWriter();
-            PrintWriter printWriter = new PrintWriter(stringWriter);
-            DisplayController.INSTANCE.get(context).dump(printWriter);
-            printWriter.flush();
-            Log.d("b/231312158", "getDeviceProfile -"
-                            + "\nconfig: " + config
-                            + "\ndisplayMetrics: " + res.getDisplayMetrics()
-                            + "\nrotation: " + rotation
-                            + "\n" + stringWriter,
-                    new Exception());
-        }
         return getBestMatch(screenWidth, screenHeight, rotation);
     }
 
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 4903d77..c482ed5 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -3418,7 +3418,11 @@
         return getPageDescription(page);
     }
 
-    private String getPageDescription(int page) {
+    /**
+     * @param page page index.
+     * @return Description of the page at the given page index.
+     */
+    public String getPageDescription(int page) {
         int nScreens = getChildCount();
         int extraScreenId = mScreenOrder.indexOf(EXTRA_EMPTY_SCREEN_ID);
         if (extraScreenId >= 0 && nScreens > 1) {
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index af17cf7..de34416 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -31,7 +31,6 @@
 import android.util.Log;
 import android.util.SparseIntArray;
 import android.view.MotionEvent;
-import android.view.View;
 
 import androidx.recyclerview.widget.RecyclerView;
 
@@ -342,24 +341,7 @@
     }
 
     @Override
-    public int getCurrentScrollY() {
-        // Return early if there are no items or we haven't been measured
-        List<AllAppsGridAdapter.AdapterItem> items = mApps.getAdapterItems();
-        if (items.isEmpty() || mNumAppsPerRow == 0 || getChildCount() == 0) {
-            return -1;
-        }
-
-        // Calculate the y and offset for the item
-        View child = getChildAt(0);
-        int position = getChildAdapterPosition(child);
-        if (position == NO_POSITION) {
-            return -1;
-        }
-        return getPaddingTop() +
-                getCurrentScrollY(position, getLayoutManager().getDecoratedTop(child));
-    }
-
-    public int getCurrentScrollY(int position, int offset) {
+    protected int getItemsHeight(int position) {
         List<AllAppsGridAdapter.AdapterItem> items = mApps.getAdapterItems();
         AllAppsGridAdapter.AdapterItem posItem = position < items.size()
                 ? items.get(position) : null;
@@ -400,17 +382,7 @@
             }
             mCachedScrollPositions.put(position, y);
         }
-        return y - offset;
-    }
-
-    /**
-     * Returns the available scroll height:
-     * AvailableScrollHeight = Total height of the all items - last page height
-     */
-    @Override
-    protected int getAvailableScrollHeight() {
-        return getPaddingTop() + getCurrentScrollY(getAdapter().getItemCount(), 0)
-                - getHeight() + getPaddingBottom();
+        return y;
     }
 
     public int getScrollBarTop() {
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index a4a2085..e0f1b3d 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -23,7 +23,6 @@
 import static com.android.launcher3.anim.PropertySetter.NO_ANIM_PROPERTY_SETTER;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_APPS_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_VERTICAL_PROGRESS;
-import static com.android.launcher3.util.SystemUiController.UI_STATE_ALLAPPS;
 
 import android.animation.Animator;
 import android.animation.Animator.AnimatorListener;
@@ -37,7 +36,6 @@
 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorListeners;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
@@ -293,11 +291,6 @@
     public void setupViews(ScrimView scrimView, ActivityAllAppsContainerView<Launcher> appsView) {
         mScrimView = scrimView;
         mAppsView = appsView;
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && Utilities.ATLEAST_R) {
-            mLauncher.getSystemUiController().updateUiState(UI_STATE_ALLAPPS,
-                    View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
-                            | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
-        }
         mAppsView.setScrimView(scrimView);
         mAppsViewAlpha = new MultiValueAlpha(mAppsView, APPS_VIEW_INDEX_COUNT);
         mAppsViewAlpha.setUpdateVisibility(true);
diff --git a/src/com/android/launcher3/allapps/FloatingHeaderView.java b/src/com/android/launcher3/allapps/FloatingHeaderView.java
index 6ecbad2..02655b7 100644
--- a/src/com/android/launcher3/allapps/FloatingHeaderView.java
+++ b/src/com/android/launcher3/allapps/FloatingHeaderView.java
@@ -17,6 +17,7 @@
 
 import android.animation.ValueAnimator;
 import android.content.Context;
+import android.content.res.Configuration;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.util.ArrayMap;
@@ -84,7 +85,7 @@
     // These two values are necessary to ensure that the header protection is drawn correctly.
     private final int mHeaderTopAdjustment;
     private final int mHeaderBottomAdjustment;
-    private final boolean mHeaderProtectionSupported;
+    private boolean mHeaderProtectionSupported;
 
     protected ViewGroup mTabLayout;
     private AllAppsRecyclerView mMainRV;
@@ -122,9 +123,14 @@
         mHeaderBottomAdjustment = context.getResources()
                 .getDimensionPixelSize(R.dimen.all_apps_header_bottom_adjustment);
         mHeaderProtectionSupported = context.getResources().getBoolean(
-                R.bool.config_header_protection_supported)
-                // TODO(b/208599118) Support header protection for bottom sheet.
-                && !ActivityContext.lookupContext(context).getDeviceProfile().isTablet;
+                R.bool.config_header_protection_supported);
+    }
+
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        mHeaderProtectionSupported = getContext().getResources().getBoolean(
+                R.bool.config_header_protection_supported);
     }
 
     @Override
diff --git a/src/com/android/launcher3/allapps/WorkProfileManager.java b/src/com/android/launcher3/allapps/WorkProfileManager.java
index b70cb13..5edd431 100644
--- a/src/com/android/launcher3/allapps/WorkProfileManager.java
+++ b/src/com/android/launcher3/allapps/WorkProfileManager.java
@@ -155,13 +155,18 @@
                     mWorkModeSwitch.getResources().getDimensionPixelSize(R.dimen.qsb_widget_height);
         }
         if (!mAllApps.mActivityContext.getDeviceProfile().isGestureMode){
-            workFabMarginBottom += mAllApps.mActivityContext.getDeviceProfile().getInsets().bottom;
+            if (mDeviceProfile.isTaskbarPresent){
+                workFabMarginBottom += mDeviceProfile.taskbarSize;
+            } else {
+                workFabMarginBottom +=
+                        mAllApps.mActivityContext.getDeviceProfile().getInsets().bottom;
+            }
         }
         lp.bottomMargin = workFabMarginBottom;
-        int totalScreenWidth = mDeviceProfile.widthPx;
+        int allAppsContainerWidth = mAllApps.getVisibleContainerView().getWidth();
         int personalWorkTabWidth =
                 mAllApps.mActivityContext.getAppsView().getFloatingHeaderView().getTabWidth();
-        lp.rightMargin = lp.leftMargin = (totalScreenWidth - personalWorkTabWidth) / 2;
+        lp.rightMargin = lp.leftMargin = (allAppsContainerWidth - personalWorkTabWidth) / 2;
         if (mWorkModeSwitch.getParent() != mAllApps) {
             mAllApps.addView(mWorkModeSwitch);
         }
diff --git a/src/com/android/launcher3/folder/PreviewItemManager.java b/src/com/android/launcher3/folder/PreviewItemManager.java
index 6355b62..2e5f2e5 100644
--- a/src/com/android/launcher3/folder/PreviewItemManager.java
+++ b/src/com/android/launcher3/folder/PreviewItemManager.java
@@ -79,6 +79,8 @@
     private int mPrevTopPadding = -1;
     private Drawable mReferenceDrawable = null;
 
+    private int mNumOfPrevItems = 0;
+
     // These hold the first page preview items
     private ArrayList<PreviewItemDrawingParams> mFirstPageParams = new ArrayList<>();
     // These hold the current page preview items. It is empty if the current page is the first page.
@@ -254,7 +256,6 @@
 
     void buildParamsForPage(int page, ArrayList<PreviewItemDrawingParams> params, boolean animate) {
         List<WorkspaceItemInfo> items = mIcon.getPreviewItemsOnPage(page);
-        int prevNumItems = params.size();
 
         // We adjust the size of the list to match the number of items in the preview.
         while (items.size() < params.size()) {
@@ -278,8 +279,9 @@
                     mReferenceDrawable = p.drawable;
                 }
             } else {
-                FolderPreviewItemAnim anim = new FolderPreviewItemAnim(this, p, i, prevNumItems, i,
-                        numItemsInFirstPagePreview, DROP_IN_ANIMATION_DURATION, null);
+                FolderPreviewItemAnim anim = new FolderPreviewItemAnim(this, p, i,
+                        mNumOfPrevItems, i, numItemsInFirstPagePreview, DROP_IN_ANIMATION_DURATION,
+                        null);
 
                 if (p.anim != null) {
                     if (p.anim.hasEqualFinalState(anim)) {
@@ -318,7 +320,9 @@
     }
 
     void updatePreviewItems(boolean animate) {
+        int numOfPrevItemsAux = mFirstPageParams.size();
         buildParamsForPage(0, mFirstPageParams, animate);
+        mNumOfPrevItems = numOfPrevItemsAux;
     }
 
     void updatePreviewItems(Predicate<WorkspaceItemInfo> itemCheck) {
diff --git a/src/com/android/launcher3/model/DeviceGridState.java b/src/com/android/launcher3/model/DeviceGridState.java
index 35fcb78..46f0b0b 100644
--- a/src/com/android/launcher3/model/DeviceGridState.java
+++ b/src/com/android/launcher3/model/DeviceGridState.java
@@ -134,10 +134,13 @@
      * DeviceGridState without migration, or false otherwise.
      */
     public boolean isCompatible(DeviceGridState other) {
-        if (this == other) return true;
-        if (other == null) return false;
-        return mNumHotseat == other.mNumHotseat
-                && Objects.equals(mGridSizeString, other.mGridSizeString);
+        if (this == other) {
+            return true;
+        }
+        if (other == null) {
+            return false;
+        }
+        return Objects.equals(mDbFile, other.mDbFile);
     }
 
     public Integer getColumns() {
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index 49d97d2..8e7a10c 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -72,6 +72,7 @@
 import java.util.Arrays;
 import java.util.List;
 import java.util.Objects;
+import java.util.Optional;
 import java.util.stream.Collectors;
 
 /**
@@ -244,23 +245,32 @@
                 mNotificationContainer);
     }
 
+    private void initializeSystemShortcuts(List<SystemShortcut> shortcuts) {
+        if (shortcuts.isEmpty()) {
+            return;
+        }
+        // If there is only 1 shortcut, add it to its own container so it can show text and icon
+        if (shortcuts.size() == 1) {
+            initializeSystemShortcut(R.layout.system_shortcut, this, shortcuts.get(0));
+            return;
+        }
+        mSystemShortcutContainer = inflateAndAdd(R.layout.system_shortcut_icons, this);
+        for (SystemShortcut shortcut : shortcuts) {
+            initializeSystemShortcut(
+                    R.layout.system_shortcut_icon_only, mSystemShortcutContainer,
+                    shortcut);
+        }
+    }
+
     @TargetApi(Build.VERSION_CODES.P)
     public void populateAndShow(final BubbleTextView originalIcon, int shortcutCount,
-            final List<NotificationKeyData> notificationKeys, List<SystemShortcut> systemShortcuts) {
+            final List<NotificationKeyData> notificationKeys, List<SystemShortcut> shortcuts) {
         mNumNotifications = notificationKeys.size();
         mOriginalIcon = originalIcon;
 
         boolean hasDeepShortcuts = shortcutCount > 0;
         mContainerWidth = getResources().getDimensionPixelSize(R.dimen.bg_popup_item_width);
 
-        // if there are deep shortcuts, we might want to increase the width of shortcuts to fit
-        // horizontally laid out system shortcuts.
-        if (hasDeepShortcuts) {
-            mContainerWidth = Math.max(mContainerWidth,
-                    systemShortcuts.size() * getResources()
-                            .getDimensionPixelSize(R.dimen.system_shortcut_header_icon_touch_size)
-            );
-        }
         // Add views
         if (mNumNotifications > 0) {
             // Add notification entries
@@ -279,6 +289,24 @@
             mDeepShortcutContainer = findViewById(R.id.deep_shortcuts_container);
         }
         if (hasDeepShortcuts) {
+            // Remove the widget shortcut fom the list
+            List<SystemShortcut> systemShortcuts = shortcuts
+                    .stream()
+                    .filter(shortcut -> !(shortcut instanceof SystemShortcut.Widgets))
+                    .collect(Collectors.toList());
+            Optional<SystemShortcut.Widgets> widgetShortcutOpt = shortcuts
+                    .stream()
+                    .filter(shortcut -> shortcut instanceof SystemShortcut.Widgets)
+                    .map(SystemShortcut.Widgets.class::cast)
+                    .findFirst();
+
+            // if there are deep shortcuts, we might want to increase the width of shortcuts to fit
+            // horizontally laid out system shortcuts.
+            mContainerWidth = Math.max(mContainerWidth,
+                    systemShortcuts.size() * getResources()
+                            .getDimensionPixelSize(R.dimen.system_shortcut_header_icon_touch_size)
+            );
+
             mDeepShortcutContainer.setVisibility(View.VISIBLE);
 
             for (int i = shortcutCount; i > 0; i--) {
@@ -288,30 +316,19 @@
             }
             updateHiddenShortcuts();
 
-            if (!systemShortcuts.isEmpty()) {
-                for (SystemShortcut shortcut : systemShortcuts) {
-                    if (shortcut instanceof SystemShortcut.Widgets) {
-                        if (mWidgetContainer == null) {
-                            mWidgetContainer = inflateAndAdd(R.layout.widget_shortcut_container,
-                                    this);
-                        }
-                        initializeWidgetShortcut(mWidgetContainer, shortcut);
-                    }
+            if (widgetShortcutOpt.isPresent()) {
+                if (mWidgetContainer == null) {
+                    mWidgetContainer = inflateAndAdd(R.layout.widget_shortcut_container,
+                            this);
                 }
-                mSystemShortcutContainer = inflateAndAdd(R.layout.system_shortcut_icons, this);
-
-                for (SystemShortcut shortcut : systemShortcuts) {
-                    if (!(shortcut instanceof SystemShortcut.Widgets)) {
-                        initializeSystemShortcut(
-                                R.layout.system_shortcut_icon_only, mSystemShortcutContainer,
-                                shortcut);
-                    }
-                }
+                initializeWidgetShortcut(mWidgetContainer, widgetShortcutOpt.get());
             }
+
+            initializeSystemShortcuts(systemShortcuts);
         } else {
             mDeepShortcutContainer.setVisibility(View.GONE);
-            if (!systemShortcuts.isEmpty()) {
-                for (SystemShortcut shortcut : systemShortcuts) {
+            if (!shortcuts.isEmpty()) {
+                for (SystemShortcut shortcut : shortcuts) {
                     initializeSystemShortcut(R.layout.system_shortcut, this, shortcut);
                 }
             }
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 3a030a8..b76e9d5 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -139,4 +139,9 @@
     public static final String MISSING_PROMISE_ICON = "b/202985412";
     public static final String BAD_STATE = "b/223498680";
     public static final String TASKBAR_IN_APP_STATE = "b/227657604";
+
+    public static final String REQUEST_EMULATE_DISPLAY = "emulate-display";
+    public static final String REQUEST_STOP_EMULATE_DISPLAY = "stop-emulate-display";
+    public static final String REQUEST_IS_EMULATE_DISPLAY_RUNNING = "is-emulate-display-running";
+    public static final String REQUEST_EMULATE_PRINT_DEVICE = "emulate-print-device";
 }
diff --git a/src/com/android/launcher3/util/HorizontalInsettableView.java b/src/com/android/launcher3/util/HorizontalInsettableView.java
index 7979bc0..486b73d 100644
--- a/src/com/android/launcher3/util/HorizontalInsettableView.java
+++ b/src/com/android/launcher3/util/HorizontalInsettableView.java
@@ -15,6 +15,8 @@
  */
 package com.android.launcher3.util;
 
+import android.util.FloatProperty;
+
 /**
  * Allows the implementing view to add insets to the left and right.
  */
@@ -32,4 +34,22 @@
      */
     void setHorizontalInsets(float insetPercentage);
 
+    /**
+     * Returns the width percentage to inset the content from the left and from the right. See
+     * {@link #setHorizontalInsets};
+     */
+    float getHorizontalInsets();
+
+    FloatProperty<HorizontalInsettableView> HORIZONTAL_INSETS =
+            new FloatProperty<HorizontalInsettableView>("horizontalInsets") {
+                @Override
+                public Float get(HorizontalInsettableView view) {
+                    return view.getHorizontalInsets();
+                }
+
+                @Override
+                public void setValue(HorizontalInsettableView view, float insetPercentage) {
+                    view.setHorizontalInsets(insetPercentage);
+                }
+            };
 }
diff --git a/src/com/android/launcher3/util/SystemUiController.java b/src/com/android/launcher3/util/SystemUiController.java
index 630df7e..6945983 100644
--- a/src/com/android/launcher3/util/SystemUiController.java
+++ b/src/com/android/launcher3/util/SystemUiController.java
@@ -19,6 +19,10 @@
 import android.view.View;
 import android.view.Window;
 
+import androidx.annotation.IntDef;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.util.Arrays;
 
 /**
@@ -31,15 +35,26 @@
     public static final int UI_STATE_SCRIM_VIEW = 1;
     public static final int UI_STATE_WIDGET_BOTTOM_SHEET = 2;
     public static final int UI_STATE_FULLSCREEN_TASK = 3;
-    public static final int UI_STATE_ALLAPPS = 4;
 
     public static final int FLAG_LIGHT_NAV = 1 << 0;
     public static final int FLAG_DARK_NAV = 1 << 1;
     public static final int FLAG_LIGHT_STATUS = 1 << 2;
     public static final int FLAG_DARK_STATUS = 1 << 3;
 
+    /**
+     * Security type based on WifiConfiguration.KeyMgmt
+     */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(flag = true, value = {
+            FLAG_LIGHT_NAV,
+            FLAG_DARK_NAV,
+            FLAG_LIGHT_STATUS,
+            FLAG_DARK_STATUS,
+    })
+    public @interface SystemUiControllerFlags {}
+
     private final Window mWindow;
-    private final int[] mStates = new int[5];
+    private final int[] mStates = new int[4];
 
     public SystemUiController(Window window) {
         mWindow = window;
@@ -50,7 +65,7 @@
                 ? (FLAG_LIGHT_NAV | FLAG_LIGHT_STATUS) : (FLAG_DARK_NAV | FLAG_DARK_STATUS));
     }
 
-    public void updateUiState(int uiState, int flags) {
+    public void updateUiState(int uiState, @SystemUiControllerFlags int flags) {
         if (mStates[uiState] == flags) {
             return;
         }
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java b/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
index 0e5a7d7..e6b9dca 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
@@ -21,7 +21,6 @@
 import static com.android.launcher3.recyclerview.ViewHolderBinder.POSITION_LAST;
 
 import android.content.Context;
-import android.graphics.Rect;
 import android.os.Process;
 import android.util.Log;
 import android.util.SparseArray;
@@ -36,7 +35,6 @@
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.recyclerview.widget.RecyclerView.Adapter;
-import androidx.recyclerview.widget.RecyclerView.LayoutParams;
 import androidx.recyclerview.widget.RecyclerView.ViewHolder;
 
 import com.android.launcher3.R;
@@ -80,10 +78,10 @@
     private static final boolean DEBUG = false;
 
     /** Uniquely identifies widgets list view type within the app. */
-    private static final int VIEW_TYPE_WIDGETS_SPACE = R.id.view_type_widgets_space;
-    private static final int VIEW_TYPE_WIDGETS_LIST = R.id.view_type_widgets_list;
-    private static final int VIEW_TYPE_WIDGETS_HEADER = R.id.view_type_widgets_header;
-    private static final int VIEW_TYPE_WIDGETS_SEARCH_HEADER = R.id.view_type_widgets_search_header;
+    public static final int VIEW_TYPE_WIDGETS_SPACE = R.id.view_type_widgets_space;
+    public static final int VIEW_TYPE_WIDGETS_LIST = R.id.view_type_widgets_list;
+    public static final int VIEW_TYPE_WIDGETS_HEADER = R.id.view_type_widgets_header;
+    public static final int VIEW_TYPE_WIDGETS_SEARCH_HEADER = R.id.view_type_widgets_search_header;
 
     private final Context mContext;
     private final WidgetsDiffReporter mDiffReporter;
@@ -103,7 +101,6 @@
     @Nullable private Predicate<WidgetsListBaseEntry> mFilter = null;
     @Nullable private RecyclerView mRecyclerView;
     @Nullable private PackageUserKey mPendingClickHeader;
-    private final int mSpacingBetweenEntries;
     private int mMaxSpanSize = 4;
 
     public WidgetsListAdapter(Context context, LayoutInflater layoutInflater,
@@ -133,28 +130,11 @@
         mViewHolderBinders.put(
                 VIEW_TYPE_WIDGETS_SPACE,
                 new WidgetsSpaceViewHolderBinder(emptySpaceHeightProvider));
-        mSpacingBetweenEntries =
-                context.getResources().getDimensionPixelSize(R.dimen.widget_list_entry_spacing);
     }
 
     @Override
     public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) {
         mRecyclerView = recyclerView;
-
-        mRecyclerView.addItemDecoration(new RecyclerView.ItemDecoration() {
-            @Override
-            public void getItemOffsets(
-                    @NonNull Rect outRect,
-                    @NonNull View view,
-                    @NonNull RecyclerView parent,
-                    @NonNull RecyclerView.State state) {
-                super.getItemOffsets(outRect, view, parent, state);
-                int position = ((LayoutParams) view.getLayoutParams()).getViewLayoutPosition();
-                boolean isHeader =
-                        view.getTag(R.id.tag_widget_entry) instanceof WidgetsListBaseEntry.Header;
-                outRect.top += position > 0 && isHeader ? mSpacingBetweenEntries : 0;
-            }
-        });
     }
 
     @Override
@@ -286,7 +266,6 @@
             listPos |= POSITION_LAST;
         }
         viewHolderBinder.bindViewHolder(holder, mVisibleEntries.get(pos), listPos, payloads);
-        holder.itemView.setTag(R.id.tag_widget_entry, entry);
     }
 
     @Override
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListDrawableFactory.java b/src/com/android/launcher3/widget/picker/WidgetsListDrawableFactory.java
index c61e3a4..984a274 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListDrawableFactory.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListDrawableFactory.java
@@ -27,6 +27,7 @@
 import android.content.res.Resources;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.GradientDrawable;
+import android.graphics.drawable.InsetDrawable;
 import android.graphics.drawable.RippleDrawable;
 import android.graphics.drawable.StateListDrawable;
 
@@ -40,6 +41,8 @@
     private final float mMiddleCornerRadius;
     private final ColorStateList mSurfaceColor;
     private final ColorStateList mRippleColor;
+    private final int mVerticalPadding;
+    private final int mHeaderMargin;
 
     WidgetsListDrawableFactory(Context context) {
         Resources res = context.getResources();
@@ -48,6 +51,9 @@
         mSurfaceColor = context.getColorStateList(R.color.surface);
         mRippleColor = ColorStateList.valueOf(
                 Themes.getAttrColor(context, android.R.attr.colorControlHighlight));
+        mVerticalPadding =
+                res.getDimensionPixelSize(R.dimen.widget_list_header_view_vertical_padding);
+        mHeaderMargin = res.getDimensionPixelSize(R.dimen.widget_list_entry_spacing);
     }
 
     /**
@@ -74,7 +80,10 @@
         stateList.addState(
                 LAST.mStateSet,
                 createRoundedRectDrawable(mMiddleCornerRadius, mTopBottomCornerRadius));
-        return new RippleDrawable(mRippleColor, /* content= */ stateList, /* mask= */ stateList);
+        RippleDrawable ripple =
+                new RippleDrawable(mRippleColor, /* content= */ stateList, /* mask= */ stateList);
+        ripple.setPadding(0, mVerticalPadding, 0, mVerticalPadding);
+        return new InsetDrawable(ripple, 0, mHeaderMargin, 0, 0);
     }
 
     /**
diff --git a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
index bdf646b..4c0e0d5 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
@@ -19,24 +19,15 @@
 import android.content.Context;
 import android.graphics.Point;
 import android.util.AttributeSet;
+import android.util.SparseIntArray;
 import android.view.MotionEvent;
-import android.view.View;
-import android.widget.TableLayout;
 
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.recyclerview.widget.RecyclerView.OnItemTouchListener;
 
-import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.FastScrollRecyclerView;
 import com.android.launcher3.R;
-import com.android.launcher3.views.ActivityContext;
-import com.android.launcher3.widget.model.WidgetListSpaceEntry;
-import com.android.launcher3.widget.model.WidgetsListBaseEntry;
-import com.android.launcher3.widget.model.WidgetsListContentEntry;
-import com.android.launcher3.widget.model.WidgetsListHeaderEntry;
-import com.android.launcher3.widget.model.WidgetsListSearchHeaderEntry;
-import com.android.launcher3.widget.picker.WidgetsSpaceViewHolderBinder.EmptySpaceView;
 
 /**
  * The widgets recycler view.
@@ -51,12 +42,13 @@
     private boolean mTouchDownOnScroller;
     private HeaderViewDimensionsProvider mHeaderViewDimensionsProvider;
 
-    // Cached sizes
-    private int mLastVisibleWidgetContentTableHeight = 0;
-    private int mWidgetHeaderHeight = 0;
-    private int mWidgetEmptySpaceHeight = 0;
-
-    private final int mSpacingBetweenEntries;
+    /**
+     * There is always 1 or 0 item of VIEW_TYPE_WIDGETS_LIST. Other types have fixes sizes, so the
+     * the size can be used for all other items of same type. Caching the last know size for
+     * VIEW_TYPE_WIDGETS_LIST allows us to use it to estimate full size even when
+     * VIEW_TYPE_WIDGETS_LIST is not visible on the screen.
+     */
+    private final SparseIntArray mCachedSizes = new SparseIntArray();
 
     public WidgetsRecyclerView(Context context) {
         this(context, null);
@@ -71,13 +63,6 @@
         super(context, attrs, defStyleAttr);
         mScrollbarTop = getResources().getDimensionPixelSize(R.dimen.dynamic_grid_edge_margin);
         addOnItemTouchListener(this);
-
-        ActivityContext activity = ActivityContext.lookupContext(getContext());
-        DeviceProfile grid = activity.getDeviceProfile();
-
-        // The spacing used between entries.
-        mSpacingBetweenEntries =
-                getResources().getDimensionPixelSize(R.dimen.widget_list_entry_spacing);
     }
 
     @Override
@@ -138,67 +123,6 @@
         synchronizeScrollBarThumbOffsetToViewScroll(scrollY, getAvailableScrollHeight());
     }
 
-    @Override
-    public int getCurrentScrollY() {
-        // Skip early if widgets are not bound.
-        if (isModelNotReady() || getChildCount() == 0) {
-            return -1;
-        }
-
-        int rowIndex = -1;
-        View child = null;
-
-        LayoutManager layoutManager = getLayoutManager();
-        if (layoutManager instanceof LinearLayoutManager) {
-            // Use the LayoutManager as the source of truth for visible positions. During
-            // animations, the view group child may not correspond to the visible views that appear
-            // at the top.
-            rowIndex = ((LinearLayoutManager) layoutManager).findFirstVisibleItemPosition();
-            child = layoutManager.findViewByPosition(rowIndex);
-        }
-
-        if (child == null) {
-            // If the layout manager returns null for any reason, which can happen before layout
-            // has occurred for the position, then look at the child of this view as a ViewGroup.
-            child = getChildAt(0);
-            rowIndex = getChildPosition(child);
-        }
-
-        for (int i = 0; i < getChildCount(); i++) {
-            View view = getChildAt(i);
-            if (view instanceof TableLayout) {
-                // This assumes there is ever only one content shown in this recycler view.
-                mLastVisibleWidgetContentTableHeight = view.getMeasuredHeight();
-            } else if (view instanceof WidgetsListHeader
-                    && mWidgetHeaderHeight == 0
-                    && view.getMeasuredHeight() > 0) {
-                // This assumes all header views are of the same height.
-                mWidgetHeaderHeight = view.getMeasuredHeight();
-            } else if (view instanceof EmptySpaceView && view.getMeasuredHeight() > 0) {
-                mWidgetEmptySpaceHeight = view.getMeasuredHeight();
-            }
-        }
-
-        int scrollPosition = getItemsHeight(rowIndex);
-        int offset = getLayoutManager().getDecoratedTop(child);
-
-        return getPaddingTop() + scrollPosition - offset;
-    }
-
-    /**
-     * Returns the available scroll height, in pixel.
-     *
-     * <p>If the recycler view can't be scrolled, returns 0.
-     */
-    @Override
-    protected int getAvailableScrollHeight() {
-        // AvailableScrollHeight = Total height of the all items - first page height
-        int firstPageHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
-        int totalHeightOfAllItems = getItemsHeight(/* untilIndex= */ mAdapter.getItemCount());
-        int availableScrollHeight = totalHeightOfAllItems - firstPageHeight;
-        return Math.max(0, availableScrollHeight);
-    }
-
     private boolean isModelNotReady() {
         return mAdapter.getItemCount() == 0;
     }
@@ -246,28 +170,27 @@
      * <p>If the untilIndex is larger than the total number of items in this adapter, returns the
      * sum of all items' height.
      */
-    private int getItemsHeight(int untilIndex) {
+    @Override
+    protected int getItemsHeight(int untilIndex) {
+        // Initialize cache
+        int childCount = Math.min(getChildCount(), getAdapter().getItemCount());
+        int startPosition;
+        if (childCount > 0
+                && ((startPosition = getChildAdapterPosition(getChildAt(0))) != NO_POSITION)) {
+            for (int i = 0; i < childCount; i++) {
+                mCachedSizes.put(
+                        mAdapter.getItemViewType(startPosition + i),
+                        getChildAt(i).getMeasuredHeight());
+            }
+        }
+
         if (untilIndex > mAdapter.getItems().size()) {
             untilIndex = mAdapter.getItems().size();
         }
         int totalItemsHeight = 0;
         for (int i = 0; i < untilIndex; i++) {
-            WidgetsListBaseEntry entry = mAdapter.getItems().get(i);
-            if (entry instanceof WidgetsListHeaderEntry
-                    || entry instanceof WidgetsListSearchHeaderEntry) {
-                totalItemsHeight += mWidgetHeaderHeight;
-                if (i > 0) {
-                    // Each header contains the spacing between entries as top decoration, except
-                    // the first one.
-                    totalItemsHeight += mSpacingBetweenEntries;
-                }
-            } else if (entry instanceof WidgetsListContentEntry) {
-                totalItemsHeight += mLastVisibleWidgetContentTableHeight;
-            } else if (entry instanceof WidgetListSpaceEntry) {
-                totalItemsHeight += mWidgetEmptySpaceHeight;
-            } else {
-                throw new UnsupportedOperationException("Can't estimate height for " + entry);
-            }
+            int type = mAdapter.getItemViewType(i);
+            totalItemsHeight += mCachedSizes.get(type);
         }
         return totalItemsHeight;
     }
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index e00b569..0f29abc 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -521,6 +521,25 @@
         }
     }
 
+    @Test
+    @PortraitLandscape
+    public void testDragShortcutToWorkspaceCell() throws Exception {
+        Point[] targets = getCornersAndCenterPositions();
+
+        for (Point target : targets) {
+            final HomeAllApps allApps = mLauncher.getWorkspace().switchToAllApps();
+            allApps.freeze();
+            try {
+                allApps.getAppIcon(APP_NAME)
+                        .openDeepShortcutMenu()
+                        .getMenuItem(0)
+                        .dragToWorkspace(target.x, target.y);
+            } finally {
+                allApps.unfreeze();
+            }
+        }
+    }
+
     /**
      * @return List of workspace grid coordinates. Those are not pixels. See {@link
      *     Workspace#getIconGridDimensions()}
diff --git a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
index 4c41d7e..0a0dfcb 100644
--- a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
+++ b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
@@ -32,7 +32,6 @@
     public FailureWatcher(UiDevice device, LauncherInstrumentation launcher) {
         mDevice = device;
         mLauncher = launcher;
-        Log.d("b/196820244", "FailureWatcher.ctor", new Exception());
     }
 
     @Override
@@ -48,10 +47,8 @@
             public void evaluate() throws Throwable {
                 boolean success = false;
                 try {
-                    Log.d("b/196820244", "Before evaluate");
                     mDevice.executeShellCommand("cmd statusbar tracing start");
                     FailureWatcher.super.apply(base, description).evaluate();
-                    Log.d("b/196820244", "After evaluate");
                     success = true;
                 } finally {
                     // Save artifact for Launcher Winscope trace.
@@ -96,9 +93,7 @@
     public static void onError(LauncherInstrumentation launcher, Description description,
             Throwable e) {
         final UiDevice device = launcher.getDevice();
-        Log.d("b/196820244", "onError 1");
         if (device == null) return;
-        Log.d("b/196820244", "onError 2");
         final File sceenshot = diagFile(description, "TestScreenshot", "png");
         final File hierarchy = diagFile(description, "Hierarchy", "zip");
 
diff --git a/tests/tapl/com/android/launcher3/tapl/HomeAppIcon.java b/tests/tapl/com/android/launcher3/tapl/HomeAppIcon.java
index 71d8ba9..7546504 100644
--- a/tests/tapl/com/android/launcher3/tapl/HomeAppIcon.java
+++ b/tests/tapl/com/android/launcher3/tapl/HomeAppIcon.java
@@ -22,8 +22,6 @@
 import androidx.annotation.NonNull;
 import androidx.test.uiautomator.UiObject2;
 
-import java.util.function.Supplier;
-
 /**
  * App icon on the workspace or all apps.
  */
@@ -102,38 +100,6 @@
         }
     }
 
-    /**
-     * Drag an object to the given cell in workspace. The target cell must be empty.
-     *
-     * @param cellX zero based column number, starting from the left of the screen.
-     * @param cellY zero based row number, starting from the top of the screen.
-     */
-    public HomeAppIcon dragToWorkspace(int cellX, int cellY) {
-        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
-             LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
-                     String.format("want to drag the icon to cell(%d, %d)", cellX, cellY))
-        ) {
-            final Supplier<Point> dest = () -> Workspace.getCellCenter(mLauncher, cellX, cellY);
-            Workspace.dragIconToWorkspace(
-                    mLauncher,
-                    /* launchable= */ this,
-                    dest,
-                    () -> addExpectedEventsForLongClick(),
-                    /*expectDropEvents= */ null);
-            try (LauncherInstrumentation.Closable ignore = mLauncher.addContextLayer("dragged")) {
-                WorkspaceAppIcon appIcon =
-                        (WorkspaceAppIcon) mLauncher.getWorkspace().getWorkspaceAppIcon(mAppName);
-                mLauncher.assertTrue(
-                        String.format(
-                                "The %s icon should be in the cell (%d, %d).", mAppName, cellX,
-                                cellY),
-                        appIcon.isInCell(cellX, cellY));
-                return appIcon;
-            }
-        }
-    }
-
-
     /** This method requires public access, however should not be called in tests. */
     @Override
     public Launchable getLaunchable() {
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 9d25b1b..99cab84 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -171,7 +171,7 @@
     private static final String WIDGETS_RES_ID = "primary_widgets_list_view";
     private static final String CONTEXT_MENU_RES_ID = "popup_container";
     private static final String TASKBAR_RES_ID = "taskbar_view";
-    public static final int WAIT_TIME_MS = 60000;
+    public static final int WAIT_TIME_MS = 30000;
     private static final String SYSTEMUI_PACKAGE = "com.android.systemui";
     private static final String ANDROID_PACKAGE = "android";
 
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index e919740..42ba18c 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -228,10 +228,11 @@
     private void dragIcon(UiObject2 workspace, HomeAppIcon homeAppIcon, int pageDelta) {
         int pageWidth = mLauncher.getDevice().getDisplayWidth() / pagesPerScreen();
         int targetX = (pageWidth / 2) + pageWidth * pageDelta;
+        int targetY = mLauncher.getVisibleBounds(workspace).centerY();
         dragIconToWorkspace(
                 mLauncher,
                 homeAppIcon,
-                new Point(targetX, mLauncher.getVisibleBounds(workspace).centerY()),
+                () -> new Point(targetX, targetY),
                 false,
                 false,
                 () -> mLauncher.expectEvent(
@@ -386,7 +387,7 @@
     }
 
     static void dragIconToWorkspace(LauncherInstrumentation launcher, Launchable launchable,
-            Point dest, boolean startsActivity, boolean isWidgetShortcut,
+            Supplier<Point> dest, boolean startsActivity, boolean isWidgetShortcut,
             Runnable expectLongClickEvents) {
         Runnable expectDropEvents = null;
         if (startsActivity || isWidgetShortcut) {
@@ -394,7 +395,7 @@
                     LauncherInstrumentation.EVENT_START);
         }
         dragIconToWorkspace(
-                launcher, launchable, () -> dest, expectLongClickEvents, expectDropEvents);
+                launcher, launchable, dest, expectLongClickEvents, expectDropEvents);
     }
 
     /**
diff --git a/tests/tapl/com/android/launcher3/tapl/WorkspaceDragSource.java b/tests/tapl/com/android/launcher3/tapl/WorkspaceDragSource.java
index d8d4420..021cc98 100644
--- a/tests/tapl/com/android/launcher3/tapl/WorkspaceDragSource.java
+++ b/tests/tapl/com/android/launcher3/tapl/WorkspaceDragSource.java
@@ -17,6 +17,8 @@
 
 import android.graphics.Point;
 
+import java.util.function.Supplier;
+
 /** Launchable that can serve as a source for dragging and dropping to the workspace. */
 interface WorkspaceDragSource {
 
@@ -36,7 +38,7 @@
             Workspace.dragIconToWorkspace(
                     launcher,
                     launchable,
-                    new Point(
+                    () -> new Point(
                             launchableCenter.x >= width
                                     ? launchableCenter.x - width / 2
                                     : launchableCenter.x + width / 2,
@@ -47,6 +49,40 @@
         }
     }
 
+    /**
+     * Drag an object to the given cell in workspace. The target cell must be empty.
+     *
+     * @param cellX zero based column number, starting from the left of the screen.
+     * @param cellY zero based row number, starting from the top of the screen.     *
+     */
+    default HomeAppIcon dragToWorkspace(int cellX, int cellY) {
+        Launchable launchable = getLaunchable();
+        final String iconName = launchable.getObject().getText();
+        LauncherInstrumentation launcher = launchable.mLauncher;
+        try (LauncherInstrumentation.Closable e = launcher.eventsCheck();
+             LauncherInstrumentation.Closable c = launcher.addContextLayer(
+                     String.format("want to drag the icon to cell(%d, %d)", cellX, cellY))) {
+            final Supplier<Point> dest = () -> Workspace.getCellCenter(launcher, cellX, cellY);
+            Workspace.dragIconToWorkspace(
+                    launcher,
+                    launchable,
+                    dest,
+                    launchable::addExpectedEventsForLongClick,
+                    /*expectDropEvents= */ null);
+
+            try (LauncherInstrumentation.Closable ignore = launcher.addContextLayer("dragged")) {
+                WorkspaceAppIcon appIcon =
+                        (WorkspaceAppIcon) launcher.getWorkspace().getWorkspaceAppIcon(iconName);
+                launcher.assertTrue(
+                        String.format(
+                                "The %s icon should be in the cell (%d, %d).", iconName, cellX,
+                                cellY),
+                        appIcon.isInCell(cellX, cellY));
+                return appIcon;
+            }
+        }
+    }
+
     /** This method requires public access, however should not be called in tests. */
     Launchable getLaunchable();
 }