Merge "Fix scrolling in widgets picker tapl tests" into sc-dev
diff --git a/AndroidManifest-common.xml b/AndroidManifest-common.xml
index 4fd2e40..4e72260 100644
--- a/AndroidManifest-common.xml
+++ b/AndroidManifest-common.xml
@@ -116,8 +116,7 @@
             android:theme="@style/AppItemActivityTheme"
             android:excludeFromRecents="true"
             android:autoRemoveFromRecents="true"
-            android:exported="true"
-            android:label="@string/action_add_to_workspace" >
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.content.pm.action.CONFIRM_PIN_SHORTCUT" />
                 <action android:name="android.content.pm.action.CONFIRM_PIN_APPWIDGET" />
diff --git a/go/AndroidManifest.xml b/go/AndroidManifest.xml
index f36439d..2671604 100644
--- a/go/AndroidManifest.xml
+++ b/go/AndroidManifest.xml
@@ -24,6 +24,8 @@
 
     <uses-sdk android:targetSdkVersion="29" android:minSdkVersion="25"/>
 
+    <uses-permission android:name="android.permission.GET_TOP_ACTIVITY_INFO" />
+
     <application
         android:backupAgent="com.android.launcher3.LauncherBackupAgent"
         android:fullBackupOnly="true"
diff --git a/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java b/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
index b102a39..36a4e7f 100644
--- a/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
+++ b/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
@@ -20,11 +20,21 @@
 import static com.android.quickstep.views.OverviewActionsView.DISABLED_ROTATED;
 
 import android.annotation.SuppressLint;
+import android.app.ActivityTaskManager;
+import android.app.IAssistDataReceiver;
+import android.app.assist.AssistContent;
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Bitmap;
 import android.graphics.Matrix;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.RemoteException;
 import android.os.SystemClock;
 import android.text.TextUtils;
+import android.util.Log;
 
 import com.android.launcher3.R;
 import com.android.quickstep.views.OverviewActionsView;
@@ -40,6 +50,8 @@
     public static final String ACTION_TRANSLATE = "com.android.quickstep.ACTION_TRANSLATE";
     public static final String ACTION_SEARCH = "com.android.quickstep.ACTION_SEARCH";
     public static final String ELAPSED_NANOS = "niu_actions_elapsed_realtime_nanos";
+    public static final String ACTIONS_URL = "niu_actions_app_url";
+    private static final String TAG = "TaskOverlayFactoryGo";
 
     // Empty constructor required for ResourceBasedOverride
     public TaskOverlayFactoryGo(Context context) {}
@@ -56,11 +68,16 @@
      * @param <T> The type of View in which the overlay will be placed
      */
     public static final class TaskOverlayGo<T extends OverviewActionsView> extends TaskOverlay {
+        private static final String ASSIST_KEY_CONTENT = "content";
 
-        private String mPackageName;
+        private String mNIUPackageName;
+        private int mTaskId;
+        private Bundle mAssistData;
+        private final Handler mMainThreadHandler;
 
         private TaskOverlayGo(TaskThumbnailView taskThumbnailView) {
             super(taskThumbnailView);
+            mMainThreadHandler = new Handler(Looper.getMainLooper());
         }
 
         /**
@@ -70,16 +87,39 @@
         public void initOverlay(Task task, ThumbnailData thumbnail, Matrix matrix,
                 boolean rotated) {
             getActionsView().updateDisabledFlags(DISABLED_NO_THUMBNAIL, thumbnail == null);
-            mPackageName =
+            mNIUPackageName =
                     mApplicationContext.getResources().getString(R.string.niu_actions_package);
 
-            if (thumbnail == null || TextUtils.isEmpty(mPackageName)) {
+            if (thumbnail == null || TextUtils.isEmpty(mNIUPackageName)) {
                 return;
             }
 
             getActionsView().updateDisabledFlags(DISABLED_ROTATED, rotated);
             boolean isAllowedByPolicy = thumbnail.isRealSnapshot;
             getActionsView().setCallbacks(new OverlayUICallbacksGoImpl(isAllowedByPolicy, task));
+
+            mTaskId = task.key.id;
+            AssistDataReceiverImpl receiver = new AssistDataReceiverImpl();
+            receiver.setOverlay(this);
+
+            try {
+                ActivityTaskManager.getService().requestAssistDataForTask(receiver, mTaskId,
+                        mApplicationContext.getPackageName());
+            } catch (RemoteException e) {
+                Log.e(TAG, "Unable to request AssistData");
+            }
+        }
+
+        /**
+         * Called when AssistDataReceiverImpl receives data from ActivityTaskManagerService's
+         * AssistDataRequester
+         */
+        public void onAssistDataReceived(Bundle data) {
+            mMainThreadHandler.post(() -> {
+                if (data != null) {
+                    mAssistData = data;
+                }
+            });
         }
 
         private void sendNIUIntent(String actionType) {
@@ -88,11 +128,21 @@
         }
 
         private Intent createNIUIntent(String actionType) {
-            return new Intent(actionType)
+            Intent intent = new Intent(actionType)
                     .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK)
                     .addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION)
-                    .setPackage(mPackageName)
+                    .setPackage(mNIUPackageName)
                     .putExtra(ELAPSED_NANOS, SystemClock.elapsedRealtimeNanos());
+
+            if (mAssistData != null) {
+                final AssistContent content = mAssistData.getParcelable(ASSIST_KEY_CONTENT);
+                Uri webUri = (content == null) ? null : content.getWebUri();
+                if (webUri != null) {
+                    intent.putExtra(ACTIONS_URL, webUri.toString());
+                }
+            }
+
+            return intent;
         }
 
         protected class OverlayUICallbacksGoImpl extends OverlayUICallbacksImpl
@@ -131,6 +181,26 @@
     }
 
     /**
+     * Basic AssistDataReceiver. This is passed to ActivityTaskManagerService, which then requests
+     * the data.
+     */
+    private static final class AssistDataReceiverImpl extends IAssistDataReceiver.Stub {
+        private TaskOverlayGo mOverlay;
+
+        public void setOverlay(TaskOverlayGo overlay) {
+            mOverlay = overlay;
+        }
+
+        @Override
+        public void onHandleAssistData(Bundle data) {
+            mOverlay.onAssistDataReceived(data);
+        }
+
+        @Override
+        public void onHandleAssistScreenshot(Bitmap screenshot) {}
+    }
+
+    /**
      * Callbacks the Ui can generate. This is the only way for a Ui to call methods on the
      * controller.
      */
diff --git a/quickstep/res/layout/taskbar_divider.xml b/quickstep/res/layout/taskbar_divider.xml
index 6e1aa1e..87649f7 100644
--- a/quickstep/res/layout/taskbar_divider.xml
+++ b/quickstep/res/layout/taskbar_divider.xml
@@ -18,6 +18,4 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="@dimen/taskbar_divider_thickness"
     android:layout_height="@dimen/taskbar_divider_height"
-    android:layout_marginStart="@dimen/taskbar_icon_spacing"
-    android:layout_marginEnd="@dimen/taskbar_icon_spacing"
     android:background="@color/taskbar_divider" />
\ No newline at end of file
diff --git a/quickstep/res/layout/taskbar_view.xml b/quickstep/res/layout/taskbar_view.xml
new file mode 100644
index 0000000..34a88ea
--- /dev/null
+++ b/quickstep/res/layout/taskbar_view.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<com.android.launcher3.taskbar.TaskbarView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/taskbar_view"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/taskbar_size"
+    android:background="@android:color/transparent"
+    android:layout_gravity="bottom"
+    android:gravity="center"
+    android:visibility="gone" />
+
diff --git a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
index c4becf1..9ab49ce 100644
--- a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
@@ -46,6 +46,7 @@
 import com.android.launcher3.taskbar.TaskbarActivityContext;
 import com.android.launcher3.taskbar.TaskbarController;
 import com.android.launcher3.taskbar.TaskbarStateHandler;
+import com.android.launcher3.taskbar.TaskbarView;
 import com.android.launcher3.uioverrides.RecentsViewStateController;
 import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.DisplayController;
@@ -243,9 +244,10 @@
             mTaskbarController = null;
         }
         if (mDeviceProfile.isTaskbarPresent) {
+            TaskbarView taskbarViewOnHome = (TaskbarView) mHotseat.getTaskbarView();
             TaskbarActivityContext taskbarActivityContext = new TaskbarActivityContext(this);
             mTaskbarController = new TaskbarController(this,
-                    taskbarActivityContext.getTaskbarContainerView());
+                    taskbarActivityContext.getTaskbarContainerView(), taskbarViewOnHome);
             mTaskbarController.init();
         }
     }
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index b1b4d70..df3657d 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -73,6 +73,7 @@
 
     public static final String LAST_PREDICTION_ENABLED_STATE = "last_prediction_enabled_state";
     private static final String LAST_SNAPSHOT_TIME_MILLIS = "LAST_SNAPSHOT_TIME_MILLIS";
+    private static final int NUM_OF_RECOMMENDED_WIDGETS_PREDICATION = 20;
 
     private static final boolean IS_DEBUG = false;
     private static final String TAG = "QuickstepModelDelegate";
@@ -217,7 +218,7 @@
         registerWidgetsPredictor(apm.createAppPredictionSession(
                 new AppPredictionContext.Builder(context)
                         .setUiSurface("widgets")
-                        .setPredictedTargetCount(mIDP.numColumns)
+                        .setPredictedTargetCount(NUM_OF_RECOMMENDED_WIDGETS_PREDICATION)
                         .build()));
     }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 8312b82..fc5e2c1 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -54,10 +54,7 @@
         return mTaskbarContainerView;
     }
 
-    /**
-     * @return A LayoutInflater to use in this Context. Views inflated with this LayoutInflater will
-     * be able to access this TaskbarActivityContext via ActivityContext.lookupContext().
-     */
+    @Override
     public LayoutInflater getLayoutInflater() {
         return mLayoutInflater;
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
index 528f43e..5202d91 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
@@ -84,7 +84,7 @@
     private ViewTreeObserverWrapper.OnComputeInsetsListener createTaskbarInsetsComputer() {
         return insetsInfo -> {
             if (getAlpha() < AlphaUpdateListener.ALPHA_CUTOFF_THRESHOLD
-                    || mTaskbarView.isDraggingItem()) {
+                    || mTaskbarView.getVisibility() != VISIBLE || mTaskbarView.isDraggingItem()) {
                 // We're invisible or dragging out of taskbar, let touches pass through us.
                 insetsInfo.touchableRegion.setEmpty();
                 insetsInfo.setTouchableInsets(TOUCHABLE_INSETS_REGION);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
index f652961..abf6d54 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
@@ -19,8 +19,6 @@
 import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
 
-import static com.android.launcher3.AbstractFloatingView.TYPE_HIDE_TASKBAR;
-import static com.android.launcher3.AbstractFloatingView.TYPE_REPLACE_TASKBAR_WITH_HOTSEAT;
 import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_BOTTOM_TAPPABLE_ELEMENT;
@@ -43,7 +41,6 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BaseQuickstepLauncher;
 import com.android.launcher3.DeviceProfile;
-import com.android.launcher3.Hotseat;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.QuickstepTransitionManager;
 import com.android.launcher3.R;
@@ -54,6 +51,7 @@
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.ItemClickHandler;
+import com.android.launcher3.views.ActivityContext;
 import com.android.quickstep.AnimatedFloat;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
@@ -70,7 +68,8 @@
     private static final String WINDOW_TITLE = "Taskbar";
 
     private final TaskbarContainerView mTaskbarContainerView;
-    private final TaskbarView mTaskbarView;
+    private final TaskbarView mTaskbarViewInApp;
+    private final TaskbarView mTaskbarViewOnHome;
     private final BaseQuickstepLauncher mLauncher;
     private final WindowManager mWindowManager;
     // Layout width and height of the Taskbar in the default state.
@@ -91,14 +90,17 @@
 
     private @Nullable Animator mAnimator;
     private boolean mIsAnimatingToLauncher;
+    private boolean mIsAnimatingToApp;
 
     public TaskbarController(BaseQuickstepLauncher launcher,
-            TaskbarContainerView taskbarContainerView) {
+            TaskbarContainerView taskbarContainerView, TaskbarView taskbarViewOnHome) {
         mLauncher = launcher;
         mTaskbarContainerView = taskbarContainerView;
         mTaskbarContainerView.construct(createTaskbarContainerViewCallbacks());
-        mTaskbarView = mTaskbarContainerView.findViewById(R.id.taskbar_view);
-        mTaskbarView.construct(createTaskbarViewCallbacks());
+        mTaskbarViewInApp = mTaskbarContainerView.findViewById(R.id.taskbar_view);
+        mTaskbarViewInApp.construct(createTaskbarViewCallbacks());
+        mTaskbarViewOnHome = taskbarViewOnHome;
+        mTaskbarViewOnHome.construct(createTaskbarViewCallbacks());
         mWindowManager = mLauncher.getWindowManager();
         mTaskbarSize = new Point(MATCH_PARENT, mLauncher.getDeviceProfile().taskbarSize);
         mTaskbarStateHandler = mLauncher.getTaskbarStateHandler();
@@ -115,12 +117,13 @@
         return new TaskbarVisibilityControllerCallbacks() {
             @Override
             public void updateTaskbarBackgroundAlpha(float alpha) {
-                mTaskbarView.setBackgroundAlpha(alpha);
+                mTaskbarViewInApp.setBackgroundAlpha(alpha);
             }
 
             @Override
             public void updateTaskbarVisibilityAlpha(float alpha) {
                 mTaskbarContainerView.setAlpha(alpha);
+                mTaskbarViewOnHome.setAlpha(alpha);
             }
         };
     }
@@ -196,7 +199,7 @@
             public View.OnLongClickListener getItemOnLongClickListener() {
                 return view -> {
                     if (mLauncher.hasBeenResumed() && view.getTag() instanceof ItemInfo) {
-                        alignRealHotseatWithTaskbar();
+                        // TODO: remove this path
                         return mDragController.startWorkspaceDragOnLongClick(view);
                     } else {
                         return mDragController.startSystemDragOnLongClick(view);
@@ -205,11 +208,24 @@
             }
 
             @Override
-            public int getEmptyHotseatViewVisibility() {
+            public int getEmptyHotseatViewVisibility(TaskbarView taskbarView) {
                 // When on the home screen, we want the empty hotseat views to take up their full
                 // space so that the others line up with the home screen hotseat.
-                return mLauncher.hasBeenResumed() || mIsAnimatingToLauncher
-                        ? View.INVISIBLE : View.GONE;
+                boolean isOnHomeScreen = taskbarView == mTaskbarViewOnHome
+                        || mLauncher.hasBeenResumed() || mIsAnimatingToLauncher;
+                return isOnHomeScreen ? View.INVISIBLE : View.GONE;
+            }
+
+            @Override
+            public float getNonIconScale(TaskbarView taskbarView) {
+                return taskbarView == mTaskbarViewOnHome ? getTaskbarScaleOnHome() : 1f;
+            }
+
+            @Override
+            public void onItemPositionsChanged(TaskbarView taskbarView) {
+                if (taskbarView == mTaskbarViewOnHome) {
+                    alignRealHotseatWithTaskbar();
+                }
             }
         };
     }
@@ -218,7 +234,7 @@
         return new TaskbarHotseatControllerCallbacks() {
             @Override
             public void updateHotseatItems(ItemInfo[] hotseatItemInfos) {
-                mTaskbarView.updateHotseatItems(hotseatItemInfos);
+                mTaskbarViewInApp.updateHotseatItems(hotseatItemInfos);
                 mLatestLoadedHotseatItems = hotseatItemInfos;
                 dedupeAndUpdateRecentItems();
             }
@@ -235,7 +251,8 @@
 
             @Override
             public void updateRecentTaskAtIndex(int taskIndex, Task task) {
-                mTaskbarView.updateRecentTaskAtIndex(taskIndex, task);
+                mTaskbarViewInApp.updateRecentTaskAtIndex(taskIndex, task);
+                mTaskbarViewOnHome.updateRecentTaskAtIndex(taskIndex, task);
             }
         };
     }
@@ -244,16 +261,20 @@
      * Initializes the Taskbar, including adding it to the screen.
      */
     public void init() {
-        mTaskbarView.init(mHotseatController.getNumHotseatIcons(),
+        mTaskbarViewInApp.init(mHotseatController.getNumHotseatIcons(),
                 mRecentsController.getNumRecentIcons());
-        mTaskbarContainerView.init(mTaskbarView);
+        mTaskbarViewOnHome.init(mHotseatController.getNumHotseatIcons(),
+                mRecentsController.getNumRecentIcons());
+        mTaskbarContainerView.init(mTaskbarViewInApp);
         addToWindowManager();
         mTaskbarStateHandler.setTaskbarCallbacks(createTaskbarStateHandlerCallbacks());
         mTaskbarVisibilityController.init();
         mHotseatController.init();
         mRecentsController.init();
 
-        SCALE_PROPERTY.set(mTaskbarView, mLauncher.hasBeenResumed() ? getTaskbarScaleOnHome() : 1f);
+        SCALE_PROPERTY.set(mTaskbarViewInApp, mLauncher.hasBeenResumed()
+                ? getTaskbarScaleOnHome() : 1f);
+        updateWhichTaskbarViewIsVisible();
     }
 
     private TaskbarStateHandlerCallbacks createTaskbarStateHandlerCallbacks() {
@@ -274,7 +295,8 @@
             mAnimator.end();
         }
 
-        mTaskbarView.cleanup();
+        mTaskbarViewInApp.cleanup();
+        mTaskbarViewOnHome.cleanup();
         mTaskbarContainerView.cleanup();
         removeFromWindowManager();
         mTaskbarStateHandler.setTaskbarCallbacks(null);
@@ -313,7 +335,7 @@
         TaskbarContainerView.LayoutParams taskbarLayoutParams =
                 new TaskbarContainerView.LayoutParams(mTaskbarSize.x, mTaskbarSize.y);
         taskbarLayoutParams.gravity = gravity;
-        mTaskbarView.setLayoutParams(taskbarLayoutParams);
+        mTaskbarViewInApp.setLayoutParams(taskbarLayoutParams);
 
         mWindowManager.addView(mTaskbarContainerView, mWindowLayoutParams);
     }
@@ -330,7 +352,6 @@
             mAnimator = createAnimToLauncher(null, duration);
         } else {
             mAnimator = createAnimToApp(duration);
-            replaceTaskbarWithHotseatOrViceVersa();
         }
         mAnimator.addListener(new AnimatorListenerAdapter() {
             @Override
@@ -351,36 +372,41 @@
         if (toState != null) {
             mTaskbarStateHandler.setStateWithAnimation(toState, new StateAnimationConfig(), anim);
         }
-        anim.addFloat(mTaskbarView, SCALE_PROPERTY, mTaskbarView.getScaleX(),
+        anim.addFloat(mTaskbarViewInApp, SCALE_PROPERTY, mTaskbarViewInApp.getScaleX(),
                 getTaskbarScaleOnHome(), LINEAR);
 
         anim.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationStart(Animator animation) {
                 mIsAnimatingToLauncher = true;
-                mTaskbarView.updateHotseatItemsVisibility();
+                mTaskbarViewInApp.updateHotseatItemsVisibility();
             }
 
             @Override
             public void onAnimationEnd(Animator animation) {
                 mIsAnimatingToLauncher = false;
+                updateWhichTaskbarViewIsVisible();
             }
         });
 
-        anim.addOnFrameCallback(this::alignRealHotseatWithTaskbar);
-
         return anim.buildAnim();
     }
 
     private Animator createAnimToApp(long duration) {
         PendingAnimation anim = new PendingAnimation(duration);
         anim.add(mTaskbarVisibilityController.createAnimToBackgroundAlpha(1, duration));
-        anim.addFloat(mTaskbarView, SCALE_PROPERTY, mTaskbarView.getScaleX(), 1f, LINEAR);
+        anim.addFloat(mTaskbarViewInApp, SCALE_PROPERTY, mTaskbarViewInApp.getScaleX(), 1f, LINEAR);
         anim.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationStart(Animator animation) {
-                mTaskbarView.updateHotseatItemsVisibility();
-                setReplaceTaskbarWithHotseat(false);
+                mIsAnimatingToApp = true;
+                mTaskbarViewInApp.updateHotseatItemsVisibility();
+                updateWhichTaskbarViewIsVisible();
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mIsAnimatingToApp = false;
             }
         });
         return anim.buildAnim();
@@ -405,11 +431,11 @@
      * @return Whether any Taskbar item could handle the given MotionEvent if given the chance.
      */
     public boolean isEventOverAnyTaskbarItem(MotionEvent ev) {
-        return mTaskbarView.isEventOverAnyItem(ev);
+        return mTaskbarViewInApp.isEventOverAnyItem(ev);
     }
 
     public boolean isDraggingItem() {
-        return mTaskbarView.isDraggingItem();
+        return mTaskbarViewInApp.isDraggingItem() || mTaskbarViewOnHome.isDraggingItem();
     }
 
     private void dedupeAndUpdateRecentItems() {
@@ -454,7 +480,8 @@
             tasksArray[tasksArray.length - 1 - i] = task;
         }
 
-        mTaskbarView.updateRecentTasks(tasksArray);
+        mTaskbarViewInApp.updateRecentTasks(tasksArray);
+        mTaskbarViewOnHome.updateRecentTasks(tasksArray);
         mRecentsController.loadIconsForTasks(tasksArray);
     }
 
@@ -475,10 +502,11 @@
         int hotseatHeight = grid.workspacePadding.bottom + grid.taskbarSize;
         int hotseatTopDiff = hotseatHeight - grid.taskbarSize;
 
-        mTaskbarView.getHotseatBoundsAtScale(getTaskbarScaleOnHome()).roundOut(hotseatBounds);
-        mLauncher.getHotseat().setPadding(hotseatBounds.left, hotseatBounds.top + hotseatTopDiff,
-                mTaskbarView.getWidth() - hotseatBounds.right,
-                mTaskbarView.getHeight() - hotseatBounds.bottom);
+        mTaskbarViewOnHome.getHotseatBounds().roundOut(hotseatBounds);
+        mLauncher.getHotseat().setPadding(hotseatBounds.left,
+                hotseatBounds.top + hotseatTopDiff,
+                mTaskbarViewOnHome.getWidth() - hotseatBounds.right,
+                mTaskbarViewOnHome.getHeight() - hotseatBounds.bottom);
     }
 
     /**
@@ -486,36 +514,32 @@
      * show the real one instead.
      */
     public void onLauncherDragLayerHierarchyChanged() {
-        replaceTaskbarWithHotseatOrViceVersa();
+        // TODO: remove, as this is a no-op now
     }
 
-    private void replaceTaskbarWithHotseatOrViceVersa() {
-        boolean replaceTaskbarWithHotseat = AbstractFloatingView.getTopOpenViewWithType(mLauncher,
-                TYPE_REPLACE_TASKBAR_WITH_HOTSEAT) != null;
-        if (!mLauncher.hasBeenResumed()) {
-            replaceTaskbarWithHotseat = false;
-        }
-        setReplaceTaskbarWithHotseat(replaceTaskbarWithHotseat);
-
-        boolean hideTaskbar = AbstractFloatingView.getTopOpenViewWithType(mLauncher,
-                TYPE_HIDE_TASKBAR) != null;
-        mTaskbarVisibilityController.animateToVisibilityForFloatingView(hideTaskbar ? 0f : 1f);
-    }
-
-    private void setReplaceTaskbarWithHotseat(boolean replaceTaskbarWithHotseat) {
-        Hotseat hotseat = mLauncher.getHotseat();
-        if (replaceTaskbarWithHotseat) {
-            alignRealHotseatWithTaskbar();
-            hotseat.getReplaceTaskbarAlpha().setValue(1f);
-            mTaskbarView.setHotseatViewsHidden(true);
+    private void updateWhichTaskbarViewIsVisible() {
+        boolean isInApp = !mLauncher.hasBeenResumed() || mIsAnimatingToLauncher
+                || mIsAnimatingToApp;
+        if (isInApp) {
+            mTaskbarViewInApp.setVisibility(View.VISIBLE);
+            mTaskbarViewOnHome.setVisibility(View.INVISIBLE);
+            mLauncher.getHotseat().setIconsAlpha(0);
         } else {
-            hotseat.getReplaceTaskbarAlpha().setValue(0f);
-            mTaskbarView.setHotseatViewsHidden(false);
+            mTaskbarViewInApp.setVisibility(View.INVISIBLE);
+            mTaskbarViewOnHome.setVisibility(View.VISIBLE);
+            mLauncher.getHotseat().setIconsAlpha(1);
         }
     }
 
-    private float getTaskbarScaleOnHome() {
-        return 1f / mTaskbarContainerView.getTaskbarActivityContext().getTaskbarIconScale();
+    /**
+     * Returns the ratio of the taskbar icon size on home vs in an app.
+     */
+    public float getTaskbarScaleOnHome() {
+        DeviceProfile inAppDp = mTaskbarContainerView.getTaskbarActivityContext()
+                .getDeviceProfile();
+        DeviceProfile onHomeDp = ActivityContext.lookupContext(mTaskbarViewOnHome.getContext())
+                .getDeviceProfile();
+        return (float) onHomeDp.cellWidthPx / inAppDp.cellWidthPx;
     }
 
     /**
@@ -561,7 +585,10 @@
     protected interface TaskbarViewCallbacks {
         View.OnClickListener getItemOnClickListener();
         View.OnLongClickListener getItemOnLongClickListener();
-        int getEmptyHotseatViewVisibility();
+        int getEmptyHotseatViewVisibility(TaskbarView taskbarView);
+        /** Returns how much to scale non-icon elements such as spacing and dividers. */
+        float getNonIconScale(TaskbarView taskbarView);
+        void onItemPositionsChanged(TaskbarView taskbarView);
     }
 
     /**
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 1d762e9..3567c17 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -15,11 +15,14 @@
  */
 package com.android.launcher3.taskbar;
 
+import android.animation.Animator;
+import android.animation.AnimatorSet;
 import android.animation.LayoutTransition;
+import android.animation.ValueAnimator;
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Canvas;
-import android.graphics.Matrix;
+import android.graphics.Rect;
 import android.graphics.RectF;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
@@ -36,6 +39,7 @@
 
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.Insettable;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.folder.FolderIcon;
@@ -48,20 +52,23 @@
 /**
  * Hosts the Taskbar content such as Hotseat and Recent Apps. Drawn on top of other apps.
  */
-public class TaskbarView extends LinearLayout implements FolderIcon.FolderIconParent {
+public class TaskbarView extends LinearLayout implements FolderIcon.FolderIconParent, Insettable {
 
     private final ColorDrawable mBackgroundDrawable;
-    private final int mItemMarginLeftRight;
+    private final int mDividerWidth;
+    private final int mDividerHeight;
     private final int mIconTouchSize;
     private final boolean mIsRtl;
     private final int mTouchSlop;
     private final RectF mTempDelegateBounds = new RectF();
     private final RectF mDelegateSlopBounds = new RectF();
     private final int[] mTempOutLocation = new int[2];
-    private final Matrix mTempMatrix = new Matrix();
 
     // Initialized in TaskbarController constructor.
     private TaskbarController.TaskbarViewCallbacks mControllerCallbacks;
+    // Scale on elements that aren't icons.
+    private float mNonIconScale;
+    private int mItemMarginLeftRight;
 
     // Initialized in init().
     private LayoutTransition mLayoutTransition;
@@ -78,7 +85,6 @@
     private boolean mIsDraggingItem;
     // Only non-null when the corresponding Folder is open.
     private @Nullable FolderIcon mLeaveBehindFolderIcon;
-    private boolean mIsHotseatHidden;
 
     public TaskbarView(@NonNull Context context) {
         this(context, null);
@@ -99,7 +105,8 @@
 
         Resources resources = getResources();
         mBackgroundDrawable = (ColorDrawable) getBackground();
-        mItemMarginLeftRight = resources.getDimensionPixelSize(R.dimen.taskbar_icon_spacing);
+        mDividerWidth = resources.getDimensionPixelSize(R.dimen.taskbar_divider_thickness);
+        mDividerHeight = resources.getDimensionPixelSize(R.dimen.taskbar_divider_height);
         mIconTouchSize = resources.getDimensionPixelSize(R.dimen.taskbar_icon_touch_size);
         mIsRtl = Utilities.isRtl(resources);
         mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
@@ -107,11 +114,16 @@
 
     protected void construct(TaskbarController.TaskbarViewCallbacks taskbarViewCallbacks) {
         mControllerCallbacks = taskbarViewCallbacks;
+        mNonIconScale = mControllerCallbacks.getNonIconScale(this);
+        mItemMarginLeftRight = getResources().getDimensionPixelSize(R.dimen.taskbar_icon_spacing);
+        mItemMarginLeftRight = Math.round(mItemMarginLeftRight * mNonIconScale);
     }
 
     protected void init(int numHotseatIcons, int numRecentIcons) {
         mLayoutTransition = new LayoutTransition();
-        setLayoutTransitionsEnabled(true);
+        addUpdateListenerForAllLayoutTransitions(
+                () -> mControllerCallbacks.onItemPositionsChanged(this));
+        setLayoutTransition(mLayoutTransition);
 
         mHotseatStartIndex = 0;
         mHotseatEndIndex = mHotseatStartIndex + numHotseatIcons - 1;
@@ -125,12 +137,30 @@
         updateRecentTasks(new Task[numRecentIcons]);
     }
 
-    private void setLayoutTransitionsEnabled(boolean enabled) {
-        setLayoutTransition(enabled ? mLayoutTransition : null);
+    private void addUpdateListenerForAllLayoutTransitions(Runnable onUpdate) {
+        addUpdateListenerForLayoutTransition(LayoutTransition.CHANGE_APPEARING, onUpdate);
+        addUpdateListenerForLayoutTransition(LayoutTransition.CHANGE_DISAPPEARING, onUpdate);
+        addUpdateListenerForLayoutTransition(LayoutTransition.CHANGING, onUpdate);
+        addUpdateListenerForLayoutTransition(LayoutTransition.APPEARING, onUpdate);
+        addUpdateListenerForLayoutTransition(LayoutTransition.DISAPPEARING, onUpdate);
+    }
+
+    private void addUpdateListenerForLayoutTransition(int transitionType, Runnable onUpdate) {
+        Animator anim = mLayoutTransition.getAnimator(transitionType);
+        if (anim instanceof ValueAnimator) {
+            ((ValueAnimator) anim).addUpdateListener(valueAnimator -> onUpdate.run());
+        } else {
+            AnimatorSet animSet = new AnimatorSet();
+            ValueAnimator updateAnim = ValueAnimator.ofFloat(0, 1);
+            updateAnim.addUpdateListener(valueAnimator -> onUpdate.run());
+            animSet.playTogether(anim, updateAnim);
+            mLayoutTransition.setAnimator(transitionType, animSet);
+        }
     }
 
     protected void cleanup() {
         removeAllViews();
+        mHotseatRecentsDivider = null;
     }
 
     /**
@@ -170,12 +200,11 @@
             if (hotseatView == null || hotseatView.getSourceLayoutResId() != expectedLayoutResId
                     || needsReinflate) {
                 removeView(hotseatView);
-                TaskbarActivityContext activityContext =
-                        ActivityContext.lookupContext(getContext());
+                ActivityContext activityContext = ActivityContext.lookupContext(getContext());
                 if (isFolder) {
                     FolderInfo folderInfo = (FolderInfo) hotseatItemInfo;
                     FolderIcon folderIcon = FolderIcon.inflateFolderAndIcon(expectedLayoutResId,
-                            activityContext, this, folderInfo);
+                            ActivityContext.lookupContext(getContext()), this, folderInfo);
                     folderIcon.setTextVisible(false);
                     hotseatView = folderIcon;
                 } else {
@@ -216,22 +245,12 @@
         }
     }
 
-    /**
-     * Hides or shows the hotseat items immediately (without layout transitions).
-     */
-    protected void setHotseatViewsHidden(boolean hidden) {
-        mIsHotseatHidden = hidden;
-        setLayoutTransitionsEnabled(false);
-        updateHotseatItemsVisibility();
-        setLayoutTransitionsEnabled(true);
-    }
-
     private void updateHotseatItemVisibility(View hotseatView) {
         if (hotseatView.getTag() != null) {
-            hotseatView.setVisibility(mIsHotseatHidden ? INVISIBLE : VISIBLE);
+            hotseatView.setVisibility(VISIBLE);
         } else {
             int oldVisibility = hotseatView.getVisibility();
-            int newVisibility = mControllerCallbacks.getEmptyHotseatViewVisibility();
+            int newVisibility = mControllerCallbacks.getEmptyHotseatViewVisibility(this);
             hotseatView.setVisibility(newVisibility);
             if (oldVisibility == GONE && newVisibility != GONE) {
                 // By default, the layout transition only runs when going to VISIBLE,
@@ -243,7 +262,11 @@
 
     private View addDivider(int dividerIndex) {
         View divider = inflate(R.layout.taskbar_divider);
-        addView(divider, dividerIndex);
+        LayoutParams lp = new LayoutParams(mDividerWidth, mDividerHeight);
+        lp.setMargins(mItemMarginLeftRight, 0, mItemMarginLeftRight, 0);
+        divider.setScaleX(mNonIconScale);
+        divider.setScaleY(mNonIconScale);
+        addView(divider, dividerIndex, lp);
         return divider;
     }
 
@@ -437,9 +460,9 @@
     }
 
     /**
-     * @return The bounding box of where the hotseat elements will be when we reach the given scale.
+     * @return The bounding box of where the hotseat elements are relative to this TaskbarView.
      */
-    protected RectF getHotseatBoundsAtScale(float taskbarViewScale) {
+    protected RectF getHotseatBounds() {
         View firstHotseatView = null, lastHotseatView = null;
         for (int i = mHotseatStartIndex; i <= mHotseatEndIndex; i++) {
             View child = getChildAt(i);
@@ -455,14 +478,11 @@
         }
         View leftmostHotseatView = !mIsRtl ? firstHotseatView : lastHotseatView;
         View rightmostHotseatView = !mIsRtl ? lastHotseatView : firstHotseatView;
-        RectF hotseatBounds = new RectF(
+        return new RectF(
                 leftmostHotseatView.getLeft() - mItemMarginLeftRight,
                 leftmostHotseatView.getTop(),
                 rightmostHotseatView.getRight() + mItemMarginLeftRight,
                 rightmostHotseatView.getBottom());
-        mTempMatrix.setScale(taskbarViewScale, taskbarViewScale, getPivotX(), getPivotY());
-        mTempMatrix.mapRect(hotseatBounds);
-        return hotseatBounds;
     }
 
     // FolderIconParent implemented methods.
@@ -493,7 +513,12 @@
     }
 
     private View inflate(@LayoutRes int layoutResId) {
-        TaskbarActivityContext taskbarActivityContext = ActivityContext.lookupContext(getContext());
-        return taskbarActivityContext.getLayoutInflater().inflate(layoutResId, this, false);
+        return ActivityContext.lookupContext(getContext()).getLayoutInflater()
+                .inflate(layoutResId, this, false);
+    }
+
+    @Override
+    public void setInsets(Rect insets) {
+        // Ignore, we just implement Insettable to draw behind system insets.
     }
 }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
index 750f673..e1456b1 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
@@ -25,6 +25,7 @@
 import static com.android.quickstep.views.RecentsView.FULLSCREEN_PROGRESS;
 import static com.android.quickstep.views.RecentsView.TASK_MODALNESS;
 import static com.android.quickstep.views.SplitPlaceholderView.ALPHA_FLOAT;
+import static com.android.quickstep.views.TaskView.FLAG_UPDATE_ALL;
 
 import android.annotation.TargetApi;
 import android.os.Build;
@@ -73,7 +74,7 @@
 
         if (toState.overviewUi) {
             // While animating into recents, update the visible task data as needed
-            builder.addOnFrameCallback(mRecentsView::loadVisibleTaskData);
+            builder.addOnFrameCallback(() -> mRecentsView.loadVisibleTaskData(FLAG_UPDATE_ALL));
             mRecentsView.updateEmptyMessage();
         } else {
             builder.addListener(
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
index fb58bf6..aa770d2 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
@@ -82,20 +82,6 @@
     }
 
     @Override
-    public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
-        if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
-            // Translate hotseat offscreen if we show it in overview.
-            RecentsView recentsView = launcher.getOverviewPanel();
-            ScaleAndTranslation scaleAndTranslation = super.getHotseatScaleAndTranslation(launcher);
-            scaleAndTranslation.translationY += LayoutUtils.getShelfTrackingDistance(launcher,
-                    launcher.getDeviceProfile(),
-                    recentsView.getPagedOrientationHandler());
-            return scaleAndTranslation;
-        }
-        return super.getHotseatScaleAndTranslation(launcher);
-    }
-
-    @Override
     protected float getDepthUnchecked(Context context) {
         return 1f;
     }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 5a28cfd..d8a5f9b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -78,40 +78,11 @@
     }
 
     @Override
-    public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
-        if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
-            DeviceProfile dp = launcher.getDeviceProfile();
-            if (dp.allAppsIconSizePx >= dp.iconSizePx) {
-                return new ScaleAndTranslation(1, 0, 0);
-            } else {
-                float scale = ((float) dp.allAppsIconSizePx) / dp.iconSizePx;
-                // Distance between the screen center (which is the pivotY for hotseat) and the
-                // bottom of the hotseat (which we want to preserve)
-                float distanceFromBottom = dp.heightPx / 2 - dp.hotseatBarBottomPaddingPx;
-                // On scaling, the bottom edge is moved closer to the pivotY. We move the
-                // hotseat back down so that the bottom edge's position is preserved.
-                float translationY = distanceFromBottom * (1 - scale);
-                return new ScaleAndTranslation(scale, 0, translationY);
-            }
-        }
-        return getWorkspaceScaleAndTranslation(launcher);
-    }
-
-    @Override
     public float[] getOverviewScaleAndOffset(Launcher launcher) {
         return new float[] {NO_SCALE, NO_OFFSET};
     }
 
     @Override
-    public ScaleAndTranslation getQsbScaleAndTranslation(Launcher launcher) {
-        if (this == OVERVIEW) {
-            // Treat the QSB as part of the hotseat so they move together.
-            return getHotseatScaleAndTranslation(launcher);
-        }
-        return super.getQsbScaleAndTranslation(launcher);
-    }
-
-    @Override
     public PageAlphaProvider getWorkspacePageAlphaProvider(Launcher launcher) {
         return new PageAlphaProvider(DEACCEL_2) {
             @Override
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 3094500..b492825 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -617,7 +617,7 @@
         final boolean passed = mCurrentShift.value >= MIN_PROGRESS_FOR_OVERVIEW;
         if (passed != mPassedOverviewThreshold) {
             mPassedOverviewThreshold = passed;
-            if (!mDeviceState.isTwoButtonNavMode()) {
+            if (mDeviceState.isTwoButtonNavMode()) {
                 performHapticFeedback();
             }
         }
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 4747f18..1fb9465 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -887,6 +887,9 @@
             if (mGestureState != null) {
                 mGestureState.dump(pw);
             }
+            pw.println("Input state:");
+            pw.println("  mInputMonitorCompat=" + mInputMonitorCompat);
+            pw.println("  mInputEventReceiver=" + mInputEventReceiver);
             SysUINavigationMode.INSTANCE.get(this).dump(pw);
             pw.println("TouchState:");
             BaseDraggingActivity createdOverviewActivity = mOverviewComponentObserver == null ? null
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
index 54f6ce6..82bfa9b 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
@@ -29,6 +29,7 @@
 import static com.android.quickstep.views.RecentsView.RECENTS_SCALE_PROPERTY;
 import static com.android.quickstep.views.RecentsView.TASK_MODALNESS;
 import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_TRANSLATION;
+import static com.android.quickstep.views.TaskView.FLAG_UPDATE_ALL;
 
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
@@ -70,7 +71,7 @@
             return;
         }
         // While animating into recents, update the visible task data as needed
-        setter.addOnFrameCallback(mRecentsView::loadVisibleTaskData);
+        setter.addOnFrameCallback(() -> mRecentsView.loadVisibleTaskData(FLAG_UPDATE_ALL));
         mRecentsView.updateEmptyMessage();
 
         setProperties(toState, config, setter);
diff --git a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index ae644cd..3faf72a 100644
--- a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -112,20 +112,32 @@
         }
 
         // Set up springs for the hotseat and qsb.
-        ViewGroup hotseatChild = (ViewGroup) hotseat.getChildAt(0);
+        ViewGroup hotseatIcons = hotseat.getShortcutsAndWidgets();
         if (grid.isVerticalBarLayout()) {
-            for (int i = hotseatChild.getChildCount() - 1; i >= 0; i--) {
-                View child = hotseatChild.getChildAt(i);
+            for (int i = hotseatIcons.getChildCount() - 1; i >= 0; i--) {
+                View child = hotseatIcons.getChildAt(i);
                 CellLayout.LayoutParams lp = ((CellLayout.LayoutParams) child.getLayoutParams());
                 addStaggeredAnimationForView(child, lp.cellY + 1, totalRows);
             }
         } else {
-            for (int i = hotseatChild.getChildCount() - 1; i >= 0; i--) {
-                View child = hotseatChild.getChildAt(i);
-                addStaggeredAnimationForView(child, grid.inv.numRows + 1, totalRows);
+            final int hotseatRow, qsbRow, taskbarRow;
+            if (grid.isTaskbarPresent) {
+                qsbRow = grid.inv.numRows + 1;
+                hotseatRow = grid.inv.numRows + 2;
+            } else {
+                hotseatRow = grid.inv.numRows + 1;
+                qsbRow = grid.inv.numRows + 2;
+            }
+            // Taskbar and hotseat overlap.
+            taskbarRow = hotseatRow;
+
+            for (int i = hotseatIcons.getChildCount() - 1; i >= 0; i--) {
+                View child = hotseatIcons.getChildAt(i);
+                addStaggeredAnimationForView(child, hotseatRow, totalRows);
             }
 
-            addStaggeredAnimationForView(hotseat.getQsb(), grid.inv.numRows + 2, totalRows);
+            addStaggeredAnimationForView(hotseat.getQsb(), qsbRow, totalRows);
+            addStaggeredAnimationForView(hotseat.getTaskbarView(), taskbarRow, totalRows);
         }
 
         if (animateOverviewScrim) {
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index e042b35..a0af68a 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -101,7 +101,7 @@
     @Override
     protected void onTaskLaunchAnimationEnd(boolean success) {
         if (success) {
-            mActivity.getStateManager().goToState(NORMAL, false /* animate */);
+            mActivity.getStateManager().moveToRestState();
         } else {
             LauncherState state = mActivity.getStateManager().getState();
             mActivity.getAllAppsController().setState(state);
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 7adfc1c..4d8176c 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -315,6 +315,10 @@
     private final ClearAllButton mClearAllButton;
     private final Rect mClearAllButtonDeadZoneRect = new Rect();
     private final Rect mTaskViewDeadZoneRect = new Rect();
+    /**
+     * Reflects if Recents is currently in the middle of a gesture
+     */
+    private boolean mGestureActive;
 
     private final ScrollState mScrollState = new ScrollState();
     // Keeps track of the previously known visible tasks for purposes of loading/unloading task data
@@ -624,8 +628,8 @@
             return;
         }
         mModel.getIconCache().clear();
-        unloadVisibleTaskData();
-        loadVisibleTaskData();
+        unloadVisibleTaskData(TaskView.FLAG_UPDATE_ICON);
+        loadVisibleTaskData(TaskView.FLAG_UPDATE_ICON);
     }
 
     public void init(OverviewActionsView actionsView, SplitPlaceholderView splitPlaceholderView) {
@@ -908,7 +912,7 @@
         }
 
         // Unload existing visible task data
-        unloadVisibleTaskData();
+        unloadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
 
         TaskView ignoreResetTaskView =
                 mIgnoreResetTaskId == -1 ? null : getTaskView(mIgnoreResetTaskId);
@@ -1018,6 +1022,7 @@
             mLiveTileTaskViewSimulator.taskSecondaryTranslation.value = 0;
             mLiveTileTaskViewSimulator.fullScreenProgress.value = 0;
             mLiveTileTaskViewSimulator.recentsViewScale.value = 1;
+            mLiveTileTaskViewSimulator.gridProgress.value = 0;
         }
         if (mRunningTaskTileHidden) {
             setRunningTaskHidden(mRunningTaskTileHidden);
@@ -1030,7 +1035,7 @@
 
         updateCurveProperties();
         // Update the set of visible task's data
-        loadVisibleTaskData();
+        loadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
         setTaskModalness(0);
     }
 
@@ -1146,7 +1151,7 @@
             }
 
             // After scrolling, update the visible task's data
-            loadVisibleTaskData();
+            loadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
         }
 
         // Update the high res thumbnail loader state
@@ -1209,7 +1214,7 @@
      * Iterates through all the tasks, and loads the associated task data for newly visible tasks,
      * and unloads the associated task data for tasks that are no longer visible.
      */
-    public void loadVisibleTaskData() {
+    public void loadVisibleTaskData(@TaskView.TaskDataChanges int dataChanges) {
         if (!mOverviewStateEnabled || mTaskListChangeId == -1) {
             // Skip loading visible task data if we've already left the overview state, or if the
             // task list hasn't been loaded yet (the task views will not reflect the task list)
@@ -1251,12 +1256,18 @@
                     continue;
                 }
                 if (!mHasVisibleTaskData.get(task.key.id)) {
-                    taskView.onTaskListVisibilityChanged(true /* visible */);
+                    // Ignore thumbnail update if it's current running task during the gesture
+                    // We snapshot at end of gesture, it will update then
+                    int changes = dataChanges;
+                    if (taskView == getRunningTaskView() && mGestureActive) {
+                        changes &= ~TaskView.FLAG_UPDATE_THUMBNAIL;
+                    }
+                    taskView.onTaskListVisibilityChanged(true /* visible */, changes);
                 }
                 mHasVisibleTaskData.put(task.key.id, visible);
             } else {
                 if (mHasVisibleTaskData.get(task.key.id)) {
-                    taskView.onTaskListVisibilityChanged(false /* visible */);
+                    taskView.onTaskListVisibilityChanged(false /* visible */, dataChanges);
                 }
                 mHasVisibleTaskData.delete(task.key.id);
             }
@@ -1266,12 +1277,12 @@
     /**
      * Unloads any associated data from the currently visible tasks
      */
-    private void unloadVisibleTaskData() {
+    private void unloadVisibleTaskData(@TaskView.TaskDataChanges int dataChanges) {
         for (int i = 0; i < mHasVisibleTaskData.size(); i++) {
             if (mHasVisibleTaskData.valueAt(i)) {
                 TaskView taskView = getTaskView(mHasVisibleTaskData.keyAt(i));
                 if (taskView != null) {
-                    taskView.onTaskListVisibilityChanged(false /* visible */);
+                    taskView.onTaskListVisibilityChanged(false /* visible */, dataChanges);
                 }
             }
         }
@@ -1309,7 +1320,7 @@
         mRecentsAnimationController = null;
         mLiveTileParams.setTargetSet(null);
 
-        unloadVisibleTaskData();
+        unloadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
         setCurrentPage(0);
         mDwbToastShown = false;
         mActivity.getSystemUiController().updateUiState(UI_STATE_OVERVIEW, 0);
@@ -1357,6 +1368,7 @@
      * Called when a gesture from an app is starting.
      */
     public void onGestureAnimationStart(RunningTaskInfo runningTaskInfo) {
+        mGestureActive = true;
         // This needs to be called before the other states are set since it can create the task view
         if (mOrientationState.setGestureActive(true)) {
             updateOrientationHandler();
@@ -1427,6 +1439,7 @@
      * Called when a gesture from an app has finished, and the animation to the target has ended.
      */
     public void onGestureAnimationEnd() {
+        mGestureActive = false;
         if (mOrientationState.setGestureActive(false)) {
             updateOrientationHandler();
         }
@@ -1740,6 +1753,7 @@
         for (int i = 0; i < taskCount; i++) {
             getTaskViewAt(i).setGridProgress(gridProgress);
         }
+        mLiveTileTaskViewSimulator.gridProgress.value = gridProgress;
         mClearAllButton.setGridProgress(gridProgress);
     }
 
@@ -2731,7 +2745,7 @@
     @Override
     protected void notifyPageSwitchListener(int prevPage) {
         super.notifyPageSwitchListener(prevPage);
-        loadVisibleTaskData();
+        loadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
         updateEnabledOverlays();
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 809adcb..a2acab8 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -42,6 +42,8 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 
+import static java.lang.annotation.RetentionPolicy.SOURCE;
+
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
@@ -67,6 +69,7 @@
 import android.widget.FrameLayout;
 import android.widget.Toast;
 
+import androidx.annotation.IntDef;
 import androidx.annotation.NonNull;
 
 import com.android.launcher3.DeviceProfile;
@@ -106,6 +109,7 @@
 import com.android.systemui.shared.system.ActivityOptionsCompat;
 import com.android.systemui.shared.system.QuickStepContract;
 
+import java.lang.annotation.Retention;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
@@ -117,6 +121,19 @@
 
     private static final String TAG = TaskView.class.getSimpleName();
 
+    public static final int FLAG_UPDATE_ICON = 1;
+    public static final int FLAG_UPDATE_THUMBNAIL = FLAG_UPDATE_ICON << 1;
+
+    public static final int FLAG_UPDATE_ALL = FLAG_UPDATE_ICON | FLAG_UPDATE_THUMBNAIL;
+
+    /**
+     * Used in conjunction with {@link #onTaskListVisibilityChanged(boolean, int)}, providing more
+     * granularity on which components of this task require an update
+     */
+    @Retention(SOURCE)
+    @IntDef({FLAG_UPDATE_ALL, FLAG_UPDATE_ICON, FLAG_UPDATE_THUMBNAIL})
+    public @interface TaskDataChanges {}
+
     /**
      * The alpha of a black scrim on a page in the carousel as it leaves the screen.
      * In the resting position of the carousel, the adjacent pages have about half this scrim.
@@ -298,7 +315,6 @@
     private boolean mEndQuickswitchCuj;
 
     private View mContextualChipWrapper;
-    private View mContextualChip;
     private final float[] mIconCenterCoords = new float[2];
     private final float[] mChipCenterCoords = new float[2];
 
@@ -447,9 +463,9 @@
         }
         mModalness = modalness;
         mIconView.setAlpha(comp(modalness));
-        if (mContextualChip != null) {
-            mContextualChip.setScaleX(comp(modalness));
-            mContextualChip.setScaleY(comp(modalness));
+        if (mContextualChipWrapper != null) {
+            mContextualChipWrapper.setScaleX(comp(modalness));
+            mContextualChipWrapper.setScaleY(comp(modalness));
         }
         mDigitalWellBeingToast.updateBannerOffset(modalness,
                 mCurrentFullscreenParams.mCurrentDrawnInsets.top
@@ -558,7 +574,19 @@
         }
     }
 
+    /**
+     * See {@link TaskDataChanges}
+     * @param visible If this task view will be visible to the user in overview or hidden
+     */
     public void onTaskListVisibilityChanged(boolean visible) {
+        onTaskListVisibilityChanged(visible, FLAG_UPDATE_ALL);
+    }
+
+    /**
+     * See {@link TaskDataChanges}
+     * @param visible If this task view will be visible to the user in overview or hidden
+     */
+    public void onTaskListVisibilityChanged(boolean visible, @TaskDataChanges int changes) {
         if (mTask == null) {
             return;
         }
@@ -569,22 +597,37 @@
             RecentsModel model = RecentsModel.INSTANCE.get(getContext());
             TaskThumbnailCache thumbnailCache = model.getThumbnailCache();
             TaskIconCache iconCache = model.getIconCache();
-            mThumbnailLoadRequest = thumbnailCache.updateThumbnailInBackground(
-                    mTask, thumbnail -> mSnapshotView.setThumbnail(mTask, thumbnail));
-            mIconLoadRequest = iconCache.updateIconInBackground(mTask,
-                    (task) -> {
-                        setIcon(task.icon);
-                        mDigitalWellBeingToast.initialize(mTask);
-                    });
+
+            if (needsUpdate(changes, FLAG_UPDATE_THUMBNAIL)) {
+                mThumbnailLoadRequest = thumbnailCache.updateThumbnailInBackground(
+                        mTask, thumbnail -> {
+                            mSnapshotView.setThumbnail(mTask, thumbnail);
+                        });
+            }
+            if (needsUpdate(changes, FLAG_UPDATE_ICON)) {
+                mIconLoadRequest = iconCache.updateIconInBackground(mTask,
+                        (task) -> {
+                            setIcon(task.icon);
+                            mDigitalWellBeingToast.initialize(mTask);
+                        });
+            }
         } else {
-            mSnapshotView.setThumbnail(null, null);
-            setIcon(null);
-            // Reset the task thumbnail reference as well (it will be fetched from the cache or
-            // reloaded next time we need it)
-            mTask.thumbnail = null;
+            if (needsUpdate(changes, FLAG_UPDATE_THUMBNAIL)) {
+                mSnapshotView.setThumbnail(null, null);
+                // Reset the task thumbnail reference as well (it will be fetched from the cache or
+                // reloaded next time we need it)
+                mTask.thumbnail = null;
+            }
+            if (needsUpdate(changes, FLAG_UPDATE_ICON)) {
+                setIcon(null);
+            }
         }
     }
 
+    private boolean needsUpdate(@TaskDataChanges int dataChange, @TaskDataChanges int flag) {
+        return (dataChange & flag) == flag;
+    }
+
     private void cancelPendingLoadTasks() {
         if (mThumbnailLoadRequest != null) {
             mThumbnailLoadRequest.cancel();
@@ -689,10 +732,10 @@
                 .getInterpolation(progress);
         mIconView.setScaleX(scale);
         mIconView.setScaleY(scale);
-        if (mContextualChip != null && mContextualChipWrapper != null) {
+        if (mContextualChipWrapper != null && mContextualChipWrapper != null) {
             mContextualChipWrapper.setAlpha(scale);
-            mContextualChip.setScaleX(scale);
-            mContextualChip.setScaleY(scale);
+            mContextualChipWrapper.setScaleX(Math.min(scale, comp(mModalness)));
+            mContextualChipWrapper.setScaleY(Math.min(scale, comp(mModalness)));
         }
         mDigitalWellBeingToast.updateBannerOffset(1f - scale,
                 mCurrentFullscreenParams.mCurrentDrawnInsets.top
@@ -797,14 +840,12 @@
             int expectedChipHeight = getExpectedViewHeight(view);
             float chipOffset = getResources().getDimension(R.dimen.chip_hint_vertical_offset);
             layoutParams.bottomMargin = -expectedChipHeight - (int) chipOffset;
-            mContextualChip = ((FrameLayout) mContextualChipWrapper).getChildAt(0);
-            mContextualChip.setScaleX(0f);
-            mContextualChip.setScaleY(0f);
+            mContextualChipWrapper.setScaleX(0f);
+            mContextualChipWrapper.setScaleY(0f);
             addView(view, getChildCount(), layoutParams);
-            if (mContextualChip != null) {
-                mContextualChip.animate().scaleX(1f).scaleY(1f).setDuration(50);
-            }
             if (mContextualChipWrapper != null) {
+                float scale = comp(mModalness);
+                mContextualChipWrapper.animate().scaleX(scale).scaleY(scale).setDuration(50);
                 mChipTouchDelegate = new TransformingTouchDelegate(mContextualChipWrapper);
             }
         }
@@ -825,7 +866,6 @@
         }
         View oldContextualChipWrapper = mContextualChipWrapper;
         mContextualChipWrapper = null;
-        mContextualChip = null;
         mChipTouchDelegate = null;
         return oldContextualChipWrapper;
     }
diff --git a/res/drawable/add_item_dialog_background.xml b/res/drawable/add_item_dialog_background.xml
new file mode 100644
index 0000000..04bde8f
--- /dev/null
+++ b/res/drawable/add_item_dialog_background.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle" >
+    <solid android:color="?android:attr/colorBackground" />
+    <corners
+        android:topLeftRadius="?android:attr/dialogCornerRadius"
+        android:topRightRadius="?android:attr/dialogCornerRadius" />
+</shape>
\ No newline at end of file
diff --git a/res/drawable/add_item_dialog_button_background.xml b/res/drawable/add_item_dialog_button_background.xml
new file mode 100644
index 0000000..1b4591f
--- /dev/null
+++ b/res/drawable/add_item_dialog_button_background.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<inset
+    android:insetLeft="@dimen/pin_widget_button_inset_horizontal"
+    android:insetRight="@dimen/pin_widget_button_inset_horizontal"
+    android:insetTop="@dimen/pin_widget_button_inset_vertical"
+    android:insetBottom="@dimen/pin_widget_button_inset_vertical"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <ripple
+        android:color="?android:attr/colorControlHighlight">
+        <item>
+            <shape android:tint="?android:attr/colorAccent" android:shape="rectangle">
+                <corners android:radius="18dp" />
+                <solid android:color="#FFFFFF"  />
+                <padding
+                    android:left="@dimen/pin_widget_button_padding_horizontal"
+                    android:top="@dimen/pin_widget_button_padding_vertical"
+                    android:right="@dimen/pin_widget_button_padding_horizontal"
+                    android:bottom="@dimen/pin_widget_button_padding_vertical" />
+            </shape>
+        </item>
+    </ripple>
+</inset>
\ No newline at end of file
diff --git a/res/drawable/middle_item_primary.xml b/res/drawable/middle_item_primary.xml
index c975714..0c04ea1 100644
--- a/res/drawable/middle_item_primary.xml
+++ b/res/drawable/middle_item_primary.xml
@@ -16,5 +16,5 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
     <solid android:color="?attr/popupColorPrimary"/>
-    <corners android:radius="@dimen/popup_middle_item_radius" />
+    <corners android:radius="@dimen/popup_smaller_radius" />
 </shape>
\ No newline at end of file
diff --git a/res/drawable/widgets_list_single_item_ripple.xml b/res/drawable/widgets_list_single_item_ripple.xml
new file mode 100644
index 0000000..b8b6f42
--- /dev/null
+++ b/res/drawable/widgets_list_single_item_ripple.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2021, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<ripple xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="?android:attr/colorControlHighlight">
+    <item android:id="@android:id/mask">
+        <shape android:shape="rectangle">
+            <corners
+                android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:bottomLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:bottomRightRadius="@dimen/widget_list_top_bottom_corner_radius" />
+        </shape>
+    </item>
+    <item android:id="@android:id/background">
+        <shape android:shape="rectangle">
+            <solid android:color="?android:attr/colorBackground" />
+            <corners
+                android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:bottomLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
+                android:bottomRightRadius="@dimen/widget_list_top_bottom_corner_radius" />
+        </shape>
+    </item>
+</ripple>
\ No newline at end of file
diff --git a/res/layout/add_item_confirmation_activity.xml b/res/layout/add_item_confirmation_activity.xml
index b1a1efe..d5e7333 100644
--- a/res/layout/add_item_confirmation_activity.xml
+++ b/res/layout/add_item_confirmation_activity.xml
@@ -17,70 +17,51 @@
 */
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/add_item_confirmation"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:padding="24dp"
     android:orientation="vertical">
-    <ScrollView
+
+    <TextView
+        style="@style/TextHeadline"
+        android:id="@+id/widget_appName"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center_horizontal"
+        android:textColor="?android:attr/textColorPrimary"
+        android:textSize="24sp"
+        android:ellipsize="end"
+        android:fadingEdge="horizontal"
+        android:singleLine="true"
+        android:maxLines="1" />
+
+    <include layout="@layout/widget_cell"
+        android:id="@+id/widget_cell"
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:clipToPadding="false">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <TextView
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:paddingBottom="20dp"
-                android:paddingLeft="24dp"
-                android:paddingRight="24dp"
-                android:paddingTop="4dp"
-                android:text="@string/add_item_request_drag_hint" />
-
-            <FrameLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:background="?android:attr/colorPrimaryDark"
-                android:theme="?attr/widgetsTheme">
-
-                <com.android.launcher3.widget.WidgetCell
-                    android:id="@+id/widget_cell"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_gravity="center_horizontal"
-                    android:layout_weight="1"
-                    android:background="?android:attr/colorPrimaryDark"
-                    android:focusable="true"
-                    android:gravity="center_horizontal"
-                    android:orientation="vertical" >
-
-                    <include layout="@layout/widget_cell_content"  />
-
-                </com.android.launcher3.widget.WidgetCell>
-            </FrameLayout>
-        </LinearLayout>
-    </ScrollView>
+        android:layout_marginVertical="16dp" />
 
     <LinearLayout
-        style="?android:attr/buttonBarStyle"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:gravity="end"
-        android:paddingBottom="4dp"
-        android:paddingEnd="12dp"
-        android:paddingStart="12dp"
-        android:paddingTop="4dp" >
+        android:padding="8dp"
+        android:orientation="horizontal">
         <Button
-            style="?android:attr/buttonBarButtonStyle"
+            style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:onClick="onCancelClick"
             android:text="@android:string/cancel" />
+
+        <Space
+            android:layout_width="4dp"
+            android:layout_height="wrap_content" />
+
         <Button
-            style="?android:attr/buttonBarButtonStyle"
+            style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:onClick="onPlaceAutomaticallyClick"
diff --git a/res/layout/app_widget_resize_frame.xml b/res/layout/app_widget_resize_frame.xml
index 2e476df..671dbc6 100644
--- a/res/layout/app_widget_resize_frame.xml
+++ b/res/layout/app_widget_resize_frame.xml
@@ -26,6 +26,7 @@
 
         <!-- Frame -->
         <ImageView
+            android:id="@+id/widget_resize_frame"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:layout_gravity="center"
diff --git a/res/layout/deep_shortcut.xml b/res/layout/deep_shortcut.xml
index d6b4a37..0d11b50 100644
--- a/res/layout/deep_shortcut.xml
+++ b/res/layout/deep_shortcut.xml
@@ -32,6 +32,8 @@
         android:paddingEnd="@dimen/popup_padding_end"
         android:drawableEnd="@drawable/ic_drag_handle"
         android:drawablePadding="@dimen/deep_shortcut_drawable_padding"
+        android:singleLine="true"
+        android:ellipsize="end"
         android:textSize="14sp"
         android:textColor="?android:attr/textColorPrimary"
         launcher:layoutHorizontal="true"
diff --git a/res/layout/system_shortcut.xml b/res/layout/system_shortcut.xml
index 68251e4..9f45f30 100644
--- a/res/layout/system_shortcut.xml
+++ b/res/layout/system_shortcut.xml
@@ -31,7 +31,8 @@
         android:paddingStart="@dimen/deep_shortcuts_text_padding_start"
         android:paddingEnd="@dimen/popup_padding_end"
         android:textSize="14sp"
-        android:maxLines="1"
+        android:singleLine="true"
+        android:ellipsize="end"
         android:textColor="?android:attr/textColorPrimary"
         launcher:iconDisplay="shortcut_popup"
         launcher:layoutHorizontal="true"
diff --git a/res/layout/taskbar_view.xml b/res/layout/taskbar_view.xml
new file mode 100644
index 0000000..96ae43d
--- /dev/null
+++ b/res/layout/taskbar_view.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<Space
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="0dp"
+    android:layout_height="0dp"
+    android:visibility="gone" />
\ No newline at end of file
diff --git a/res/layout/widget_cell_content.xml b/res/layout/widget_cell_content.xml
index a3d0070..30bd8b1 100644
--- a/res/layout/widget_cell_content.xml
+++ b/res/layout/widget_cell_content.xml
@@ -18,8 +18,8 @@
     android:layout_height="wrap_content">
 
     <!-- The image of the widget. This view does not support padding. Any placement adjustment
-         should be done using margins.
-          width & height are set at runtime after scaling the preview image. -->
+         should be done using margins. Width & height are set at runtime after scaling the preview
+         image. -->
     <com.android.launcher3.widget.WidgetImageView
         android:id="@+id/widget_preview"
         android:layout_width="0dp"
@@ -41,16 +41,15 @@
         android:textColor="?android:attr/textColorPrimary"
         android:textSize="@dimen/widget_cell_font_size" />
 
-    <!-- The original dimensions of the widget (can't be the same text as above due to different
-         style. -->
+    <!-- The original dimensions of the widget -->
     <TextView
         android:id="@+id/widget_dims"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:gravity="center_horizontal"
-        android:textColor="?android:attr/textColorTertiary"
+        android:textColor="?android:attr/textColorSecondary"
         android:textSize="@dimen/widget_cell_font_size"
-        android:alpha="0.8" />
+        android:alpha="0.7" />
 
     <TextView
         android:id="@+id/widget_description"
@@ -58,9 +57,10 @@
         android:layout_height="wrap_content"
         android:gravity="center_horizontal"
         android:textSize="@dimen/widget_cell_font_size"
-        android:textColor="?android:attr/textColorTertiary"
+        android:textColor="?android:attr/textColorSecondary"
         android:maxLines="2"
         android:ellipsize="end"
-        android:fadingEdge="horizontal" />
+        android:fadingEdge="horizontal"
+        android:alpha="0.7" />
 
 </merge>
\ No newline at end of file
diff --git a/res/layout/widgets_bottom_sheet.xml b/res/layout/widgets_bottom_sheet.xml
index d18ba56..8002d1d 100644
--- a/res/layout/widgets_bottom_sheet.xml
+++ b/res/layout/widgets_bottom_sheet.xml
@@ -24,41 +24,7 @@
     android:elevation="@dimen/deep_shortcuts_elevation"
     android:layout_gravity="bottom"
     android:theme="?attr/widgetsTheme">
-    <View
-        android:layout_width="48dp"
-        android:layout_height="2dp"
-        android:layout_gravity="center_horizontal"
-        android:layout_marginBottom="16dp"
-        android:background="?android:attr/textColorSecondary"/>
-    <TextView
-        style="@style/TextHeadline"
-        android:id="@+id/title"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center_horizontal"
-        android:textColor="?android:attr/textColorPrimary"
-        android:textSize="24sp"/>
 
-    <TextView
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center_horizontal"
-        android:paddingTop="4dp"
-        android:fontFamily="sans-serif"
-        android:textColor="?android:attr/textColorTertiary"
-        android:textSize="14sp"
-        android:text="@string/long_press_widget_to_add"/>
-
-    <ScrollView
-        android:id="@+id/widgets_table_scroll_view"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:fadeScrollbars="false"
-        android:layout_marginVertical="16dp">
-        <include layout="@layout/widgets_table_container"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center_horizontal" />
-    </ScrollView>
+    <include layout="@layout/widgets_bottom_sheet_content" />
 
 </com.android.launcher3.widget.WidgetsBottomSheet>
\ No newline at end of file
diff --git a/res/layout/widgets_bottom_sheet_content.xml b/res/layout/widgets_bottom_sheet_content.xml
new file mode 100644
index 0000000..a9d523a
--- /dev/null
+++ b/res/layout/widgets_bottom_sheet_content.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<merge xmlns:android="http://schemas.android.com/apk/res/android">
+    <View
+        android:layout_width="48dp"
+        android:layout_height="2dp"
+        android:layout_gravity="center_horizontal"
+        android:layout_marginBottom="16dp"
+        android:background="?android:attr/textColorSecondary"/>
+    <TextView
+        style="@style/TextHeadline"
+        android:id="@+id/title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center_horizontal"
+        android:textColor="?android:attr/textColorPrimary"
+        android:textSize="24sp"/>
+
+    <ScrollView
+        android:id="@+id/widgets_table_scroll_view"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:fadeScrollbars="false"
+        android:layout_marginVertical="16dp">
+        <include layout="@layout/widgets_table_container"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal" />
+    </ScrollView>
+</merge>
diff --git a/res/layout/widgets_list_row_header.xml b/res/layout/widgets_list_row_header.xml
index ed3a042..598041c 100644
--- a/res/layout/widgets_list_row_header.xml
+++ b/res/layout/widgets_list_row_header.xml
@@ -56,7 +56,8 @@
             android:layout_height="wrap_content"
             android:ellipsize="end"
             android:maxLines="1"
-            android:textColor="?android:attr/textColorTertiary"
+            android:textColor="?android:attr/textColorSecondary"
+            android:alpha="0.7"
             tools:text="m widgets, n shortcuts" />
 
     </LinearLayout>
diff --git a/res/layout/widgets_search_bar.xml b/res/layout/widgets_search_bar.xml
index 1db7462..e3836df 100644
--- a/res/layout/widgets_search_bar.xml
+++ b/res/layout/widgets_search_bar.xml
@@ -32,5 +32,6 @@
         android:src="@drawable/ic_gm_close_24"
         android:background="?android:selectableItemBackground"
         android:layout_gravity="center"
+        android:contentDescription="@string/widgets_full_sheet_cancel_button_description"
         android:visibility="gone"/>
 </com.android.launcher3.widget.picker.search.LauncherWidgetsSearchBar>
\ No newline at end of file
diff --git a/res/values-night/styles.xml b/res/values-night/styles.xml
index 510e1f4..07a5096 100644
--- a/res/values-night/styles.xml
+++ b/res/values-night/styles.xml
@@ -21,6 +21,8 @@
 
     <style name="AppItemActivityTheme" parent="@android:style/Theme.DeviceDefault.Dialog.Alert">
         <item name="widgetsTheme">@style/WidgetContainerTheme.Dark</item>
+        <item name="android:windowBackground">@drawable/add_item_dialog_background</item>
+        <item name="android:windowNoTitle">true</item>
     </style>
 
 </resources>
\ No newline at end of file
diff --git a/res/values-v31/colors.xml b/res/values-v31/colors.xml
index 6baf39e..24aac10 100644
--- a/res/values-v31/colors.xml
+++ b/res/values-v31/colors.xml
@@ -17,17 +17,17 @@
 */
 -->
 <resources>
-    <color name="popup_color_primary_light">@android:color/system_primary_50</color>
-    <color name="popup_color_secondary_light">@android:color/system_primary_100</color>
-    <color name="popup_color_tertiary_light">@android:color/system_primary_300</color>
-    <color name="popup_color_primary_dark">@android:color/system_primary_800</color>
-    <color name="popup_color_secondary_dark">@android:color/system_primary_900</color>
-    <color name="popup_color_tertiary_dark">@android:color/system_primary_700</color>
+    <color name="popup_color_primary_light">@android:color/system_neutral1_50</color>
+    <color name="popup_color_secondary_light">@android:color/system_neutral2_100</color>
+    <color name="popup_color_tertiary_light">@android:color/system_neutral2_300</color>
+    <color name="popup_color_primary_dark">@android:color/system_neutral1_800</color>
+    <color name="popup_color_secondary_dark">@android:color/system_neutral1_900</color>
+    <color name="popup_color_tertiary_dark">@android:color/system_neutral2_700</color>
 
-    <color name="workspace_text_color_light">@android:color/system_primary_50</color>
-    <color name="workspace_text_color_dark">@android:color/system_primary_900</color>
+    <color name="workspace_text_color_light">@android:color/system_neutral1_50</color>
+    <color name="workspace_text_color_dark">@android:color/system_neutral1_900</color>
 
-    <color name="text_color_primary_dark">@android:color/system_primary_50</color>
-    <color name="text_color_secondary_dark">@android:color/system_primary_200</color>
-    <color name="text_color_tertiary_dark">@android:color/system_primary_400</color>
+    <color name="text_color_primary_dark">@android:color/system_neutral1_50</color>
+    <color name="text_color_secondary_dark">@android:color/system_neutral2_200</color>
+    <color name="text_color_tertiary_dark">@android:color/system_neutral2_400</color>
 </resources>
\ No newline at end of file
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 64c07d0..cf830c7 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -138,6 +138,12 @@
     <dimen name="shortcut_preview_padding_right">0dp</dimen>
     <dimen name="shortcut_preview_padding_top">0dp</dimen>
 
+<!-- Pin widget dialog -->
+    <dimen name="pin_widget_button_padding_horizontal">8dp</dimen>
+    <dimen name="pin_widget_button_padding_vertical">4dp</dimen>
+    <dimen name="pin_widget_button_inset_horizontal">4dp</dimen>
+    <dimen name="pin_widget_button_inset_vertical">6dp</dimen>
+
 <!-- Dragging -->
     <!-- Drag padding to add to the bottom of drop targets -->
     <dimen name="drop_target_drag_padding">14dp</dimen>
@@ -185,7 +191,7 @@
 
 <!-- Deep shortcuts -->
     <dimen name="deep_shortcuts_elevation">0dp</dimen>
-    <dimen name="bg_popup_item_width">234dp</dimen>
+    <dimen name="bg_popup_item_width">216dp</dimen>
     <dimen name="bg_popup_item_height">56dp</dimen>
     <dimen name="pre_drag_view_scale">6dp</dimen>
     <!-- an icon with shortcuts must be dragged this far before the container is removed. -->
@@ -193,7 +199,7 @@
     <dimen name="deep_shortcut_icon_size">32dp</dimen>
     <dimen name="popup_margin">2dp</dimen>
     <dimen name="popup_single_item_radius">100dp</dimen>
-    <dimen name="popup_middle_item_radius">4dp</dimen>
+    <dimen name="popup_smaller_radius">4dp</dimen>
     <dimen name="deep_shortcut_drawable_padding">12dp</dimen>
     <dimen name="deep_shortcut_drag_handle_size">16dp</dimen>
     <dimen name="popup_padding_start">10dp</dimen>
@@ -277,4 +283,7 @@
 <!-- Taskbar related (placeholders to compile in Launcher3 without Quickstep) -->
     <dimen name="taskbar_size">0dp</dimen>
 
+    <!-- Size of the maximum radius for the enforced rounded rectangles. -->
+    <dimen name="enforced_rounded_corner_max_radius">16dp</dimen>
+
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 1eb123b..e5e5db3 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -81,6 +81,9 @@
     <!-- Search bar text shown in the popup view showing all available widgets installed on the
          device. [CHAR_LIMIT=50] -->
     <string name="widgets_full_sheet_search_bar_hint">Search</string>
+    <!-- Spoken text for screen readers. This text lets a user know that the button is used to clear
+         the text that the user entered in the search box. [CHAR_LIMIT=none] -->
+    <string name="widgets_full_sheet_cancel_button_description">Clear text from search box</string>
     <!-- Text shown when there is no widgets shown in the popup view showing all available widgets
          installed on the device. [CHAR_LIMIT=none] -->
     <string name="no_widgets_available">No widgets available</string>
@@ -269,8 +272,6 @@
     <string name="app_waiting_download_title"><xliff:g id="name" example="Messenger">%1$s</xliff:g> waiting to install</string>
 
     <!-- Strings for widgets & more in the popup container/bottom sheet -->
-    <!-- Title for a bottom sheet that shows widgets for a particular app -->
-    <string name="widgets_bottom_sheet_title"><xliff:g id="name" example="Messenger">%1$s</xliff:g> widgets</string>
 
     <!-- Accessibility title for the popup containing a list of widgets. [CHAR_LIMIT=50] -->
     <string name="widgets_list">Widgets list</string>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index adc2238..a27cdac 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -145,6 +145,8 @@
 
     <style name="AppItemActivityTheme" parent="@android:style/Theme.DeviceDefault.Light.Dialog.Alert">
         <item name="widgetsTheme">@style/WidgetContainerTheme</item>
+        <item name="android:windowBackground">@drawable/add_item_dialog_background</item>
+        <item name="android:windowNoTitle">true</item>
     </style>
 
     <style name="HomeSettingsTheme" parent="@android:style/Theme.DeviceDefault.Settings">
@@ -281,4 +283,8 @@
         <item name="android:colorControlHighlight">#DFE1E5</item>
         <item name="android:colorForeground">@color/all_apps_bg_hand_fill_dark</item>
     </style>
+
+    <style name="Widget.DeviceDefault.Button.Rounded.Colored" parent="@android:style/Widget.DeviceDefault.Button.Colored">
+        <item name="android:background">@drawable/add_item_dialog_button_background</item>
+    </style>
 </resources>
diff --git a/src/com/android/launcher3/AppWidgetResizeFrame.java b/src/com/android/launcher3/AppWidgetResizeFrame.java
index 8071782..ab91785 100644
--- a/src/com/android/launcher3/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher3/AppWidgetResizeFrame.java
@@ -14,12 +14,15 @@
 import android.content.Context;
 import android.graphics.Point;
 import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.GradientDrawable;
 import android.os.Bundle;
 import android.util.AttributeSet;
 import android.util.SizeF;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
+import android.widget.ImageView;
 
 import androidx.annotation.Nullable;
 
@@ -100,6 +103,8 @@
     private int mRunningVInc;
     private int mMinHSpan;
     private int mMinVSpan;
+    private int mMaxHSpan;
+    private int mMaxVSpan;
     private int mDeltaX;
     private int mDeltaY;
     private int mDeltaXAddOn;
@@ -164,6 +169,15 @@
         DragLayer dl = launcher.getDragLayer();
         AppWidgetResizeFrame frame = (AppWidgetResizeFrame) launcher.getLayoutInflater()
                 .inflate(R.layout.app_widget_resize_frame, dl, false);
+        if (widget.hasEnforcedCornerRadius()) {
+            float enforcedCornerRadius = widget.getEnforcedCornerRadius();
+            ImageView imageView = frame.findViewById(R.id.widget_resize_frame);
+            Drawable d = imageView.getDrawable();
+            if (d instanceof GradientDrawable) {
+                GradientDrawable gd = (GradientDrawable) d.mutate();
+                gd.setCornerRadius(enforcedCornerRadius);
+            }
+        }
         frame.setupForWidget(widget, cellLayout, dl);
         ((DragLayer.LayoutParams) frame.getLayoutParams()).customPosition = true;
 
@@ -183,6 +197,8 @@
 
         mMinHSpan = info.minSpanX;
         mMinVSpan = info.minSpanY;
+        mMaxHSpan = info.maxSpanX;
+        mMaxVSpan = info.maxSpanY;
 
         mWidgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(getContext(),
                 widgetView.getAppWidgetInfo().provider, null);
@@ -314,7 +330,7 @@
         // expandability.
         mTempRange1.set(cellX, spanX + cellX);
         int hSpanDelta = mTempRange1.applyDeltaAndBound(mLeftBorderActive, mRightBorderActive,
-                hSpanInc, mMinHSpan, mCellLayout.getCountX(), mTempRange2);
+                hSpanInc, mMinHSpan, mMaxHSpan, mCellLayout.getCountX(), mTempRange2);
         cellX = mTempRange2.start;
         spanX = mTempRange2.size();
         if (hSpanDelta != 0) {
@@ -323,7 +339,7 @@
 
         mTempRange1.set(cellY, spanY + cellY);
         int vSpanDelta = mTempRange1.applyDeltaAndBound(mTopBorderActive, mBottomBorderActive,
-                vSpanInc, mMinVSpan, mCellLayout.getCountY(), mTempRange2);
+                vSpanInc, mMinVSpan, mMaxVSpan, mCellLayout.getCountY(), mTempRange2);
         cellY = mTempRange2.start;
         spanY = mTempRange2.size();
         if (vSpanDelta != 0) {
@@ -642,12 +658,15 @@
          * @param minSize minimum size after with the moving edge should not be shifted any further.
          *                For eg, if delta = -3 when moving the endEdge brings the size to less than
          *                minSize, only delta = -2 will applied
+         * @param maxSize maximum size after with the moving edge should not be shifted any further.
+         *                For eg, if delta = -3 when moving the endEdge brings the size to greater
+         *                than maxSize, only delta = -2 will applied
          * @param maxEnd The maximum value to the end edge (start edge is always restricted to 0)
          * @return the amount of increase when endEdge was moves and the amount of decrease when
          * the start edge was moved.
          */
         public int applyDeltaAndBound(boolean moveStart, boolean moveEnd, int delta,
-                int minSize, int maxEnd, IntRange out) {
+                int minSize, int maxSize, int maxEnd, IntRange out) {
             applyDelta(moveStart, moveEnd, delta, out);
             if (out.start < 0) {
                 out.start = 0;
@@ -662,6 +681,13 @@
                     out.end = out.start + minSize;
                 }
             }
+            if (out.size() > maxSize) {
+                if (moveStart) {
+                    out.start = out.end - maxSize;
+                } else if (moveEnd) {
+                    out.end = out.start + maxSize;
+                }
+            }
             return moveEnd ? out.size() - size() : size() - out.size();
         }
     }
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 459b9a8..4740079 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -21,14 +21,9 @@
 import static com.android.launcher3.LauncherState.NORMAL;
 
 import android.animation.AnimatorSet;
-import android.animation.FloatArrayEvaluator;
-import android.animation.ObjectAnimator;
-import android.animation.ValueAnimator;
 import android.content.Context;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
-import android.graphics.ColorMatrix;
-import android.graphics.ColorMatrixColorFilter;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.text.TextUtils;
@@ -45,10 +40,7 @@
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.dragndrop.DragView;
 import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.util.Themes;
-import com.android.launcher3.util.Thunk;
 
 /**
  * Implements a DropTarget.
@@ -72,6 +64,7 @@
 
     private static final int[] sTempCords = new int[2];
     private static final int DRAG_VIEW_DROP_DURATION = 285;
+    private static final float DRAG_VIEW_HOVER_OVER_OPACITY = 0.65f;
 
     public static final int TOOLTIP_DEFAULT = 0;
     public static final int TOOLTIP_LEFT = 1;
@@ -89,9 +82,6 @@
     /** An item must be dragged at least this many pixels before this drop target is enabled. */
     private final int mDragDistanceThreshold;
 
-    /** The paint applied to the drag view on hover */
-    protected int mHoverColor = 0;
-
     protected CharSequence mText;
     protected ColorStateList mOriginalTextColor;
     protected Drawable mDrawable;
@@ -101,7 +91,6 @@
     private int mToolTipLocation;
 
     private AnimatorSet mCurrentColorAnim;
-    @Thunk ColorMatrix mSrcFilter, mDstFilter, mCurrentFilter;
 
     public ButtonDropTarget(Context context, AttributeSet attrs) {
         this(context, attrs, 0);
@@ -177,8 +166,7 @@
             mToolTip.showAsDropDown(this, x, y);
         }
 
-        d.dragView.setColor(mHoverColor);
-        animateTextColor(mHoverColor);
+        d.dragView.setAlpha(DRAG_VIEW_HOVER_OVER_OPACITY);
         if (d.stateAnnouncer != null) {
             d.stateAnnouncer.cancel();
         }
@@ -190,51 +178,15 @@
         // Do nothing
     }
 
-    protected void resetHoverColor() {
-        animateTextColor(mOriginalTextColor.getDefaultColor());
-    }
-
-    private void animateTextColor(int targetColor) {
-        if (mCurrentColorAnim != null) {
-            mCurrentColorAnim.cancel();
-        }
-
-        mCurrentColorAnim = new AnimatorSet();
-        mCurrentColorAnim.setDuration(DragView.COLOR_CHANGE_DURATION);
-
-        if (mSrcFilter == null) {
-            mSrcFilter = new ColorMatrix();
-            mDstFilter = new ColorMatrix();
-            mCurrentFilter = new ColorMatrix();
-        }
-
-        int defaultTextColor = mOriginalTextColor.getDefaultColor();
-        Themes.setColorChangeOnMatrix(defaultTextColor, getTextColor(), mSrcFilter);
-        Themes.setColorChangeOnMatrix(defaultTextColor, targetColor, mDstFilter);
-
-        ValueAnimator anim1 = ValueAnimator.ofObject(
-                new FloatArrayEvaluator(mCurrentFilter.getArray()),
-                mSrcFilter.getArray(), mDstFilter.getArray());
-        anim1.addUpdateListener((anim) -> {
-            mDrawable.setColorFilter(new ColorMatrixColorFilter(mCurrentFilter));
-            invalidate();
-        });
-
-        mCurrentColorAnim.play(anim1);
-        mCurrentColorAnim.play(ObjectAnimator.ofArgb(this, TEXT_COLOR, targetColor));
-        mCurrentColorAnim.start();
-    }
-
     @Override
     public final void onDragExit(DragObject d) {
         hideTooltip();
 
         if (!d.dragComplete) {
             d.dragView.setColor(0);
-            resetHoverColor();
+            d.dragView.setAlpha(1f);
         } else {
-            // Restore the hover color
-            d.dragView.setColor(mHoverColor);
+            d.dragView.setAlpha(DRAG_VIEW_HOVER_OVER_OPACITY);
         }
     }
 
diff --git a/src/com/android/launcher3/DeleteDropTarget.java b/src/com/android/launcher3/DeleteDropTarget.java
index cc119c9..e46aad2 100644
--- a/src/com/android/launcher3/DeleteDropTarget.java
+++ b/src/com/android/launcher3/DeleteDropTarget.java
@@ -53,9 +53,6 @@
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        // Get the hover color
-        mHoverColor = getResources().getColor(R.color.delete_target_hover_tint);
-
         setDrawable(R.drawable.ic_remove_shadow);
     }
 
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 02571a0..fa19ee6 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -17,6 +17,7 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.ResourceUtils.pxFromDp;
+import static com.android.launcher3.Utilities.dpiFromPx;
 
 import android.content.Context;
 import android.content.res.Configuration;
@@ -38,6 +39,8 @@
 import com.android.launcher3.util.DisplayController.Info;
 import com.android.launcher3.util.WindowBounds;
 
+import java.io.PrintWriter;
+
 public class DeviceProfile {
 
     private static final float TABLET_MIN_DPS = 600;
@@ -91,8 +94,10 @@
     public float workspaceSpringLoadShrinkFactor;
     public final int workspaceSpringLoadedBottomSpace;
 
+    private final int extraSpace;
     public int workspaceTopPadding;
     public int workspaceBottomPadding;
+    public int extraHotseatBottomPadding;
 
     // Workspace page indicator
     public final int workspacePageIndicatorHeight;
@@ -109,7 +114,6 @@
     public int workspaceCellPaddingXPx;
 
     public int cellYPaddingPx;
-    public int cellYPaddingOriginalPx;
 
     // Folder
     public float folderLabelTextScale;
@@ -199,8 +203,7 @@
         mInfo = info;
 
         // Constants from resources
-        float swDPs = Utilities.dpiFromPx(
-                Math.min(info.smallestSize.x, info.smallestSize.y), info.metrics);
+        float swDPs = dpiFromPx(Math.min(info.smallestSize.x, info.smallestSize.y), info.metrics);
         boolean allowRotation = context.getResources().getBoolean(R.bool.allow_rotation);
         // Tablet UI is built with assumption that simulated landscape is disabled.
         isTablet = allowRotation && swDPs >= TABLET_MIN_DPS;
@@ -295,22 +298,22 @@
                         + (isScalableGrid ? 0 : hotseatExtraVerticalSize)));
 
         // Calculate all of the remaining variables.
-        int extraSpace = updateAvailableDimensions(res);
+        extraSpace = updateAvailableDimensions(res);
         // Now that we have all of the variables calculated, we can tune certain sizes.
         if (isScalableGrid) {
             DevicePadding padding = inv.devicePaddings.getDevicePadding(extraSpace);
             workspaceTopPadding = padding.getWorkspaceTopPadding(extraSpace);
             workspaceBottomPadding = padding.getWorkspaceBottomPadding(extraSpace);
 
-            float hotseatBarBottomPadding = padding.getHotseatBottomPadding(extraSpace);
-            hotseatBarSizePx += hotseatBarBottomPadding;
-            hotseatBarBottomPaddingPx += hotseatBarBottomPadding;
+            extraHotseatBottomPadding = padding.getHotseatBottomPadding(extraSpace);
+            hotseatBarSizePx += extraHotseatBottomPadding;
+            hotseatBarBottomPaddingPx += extraHotseatBottomPadding;
         } else if (!isVerticalBarLayout() && isPhone && isTallDevice) {
             // We increase the hotseat size when there is extra space.
             // ie. For a display with a large aspect ratio, we can keep the icons on the workspace
             // in portrait mode closer together by adding more height to the hotseat.
             // Note: This calculation was created after noticing a pattern in the design spec.
-            extraSpace = getCellSize().y - iconSizePx - iconDrawablePaddingPx * 2
+            int extraSpace = getCellSize().y - iconSizePx - iconDrawablePaddingPx * 2
                     - workspacePageIndicatorHeight;
             hotseatBarSizePx += extraSpace;
             hotseatBarBottomPaddingPx += extraSpace;
@@ -794,6 +797,93 @@
         }
     }
 
+    private String pxToDpStr(String name, float value) {
+        return "\t" + name + ": " + value + "px (" + dpiFromPx(value, mInfo.metrics) + "dp)";
+    }
+
+    public void dump(String prefix, PrintWriter writer) {
+        writer.println(prefix + "DeviceProfile:");
+        writer.println(prefix + "\t1 dp = " + mInfo.metrics.density + " px");
+
+        writer.println(prefix + "\tisTablet:" + isTablet);
+        writer.println(prefix + "\tisLargeTablet:" + isLargeTablet);
+        writer.println(prefix + "\tisPhone:" + isPhone);
+        writer.println(prefix + "\ttransposeLayoutWithOrientation:"
+                + transposeLayoutWithOrientation);
+
+        writer.println(prefix + "\tisLandscape:" + isLandscape);
+        writer.println(prefix + "\tisMultiWindowMode:" + isMultiWindowMode);
+
+        writer.println(prefix + pxToDpStr("windowX", windowX));
+        writer.println(prefix + pxToDpStr("windowY", windowY));
+        writer.println(prefix + pxToDpStr("widthPx", widthPx));
+        writer.println(prefix + pxToDpStr("heightPx", heightPx));
+
+        writer.println(prefix + pxToDpStr("availableWidthPx", availableWidthPx));
+        writer.println(prefix + pxToDpStr("availableHeightPx", availableHeightPx));
+
+        writer.println(prefix + "\taspectRatio:" + aspectRatio);
+
+        writer.println(prefix + "\tisScalableGrid:" + isScalableGrid);
+
+        writer.println(prefix + "\tinv.minCellWidth:" + inv.minCellWidth + "dp");
+        writer.println(prefix + "\tinv.minCellHeight:" + inv.minCellHeight + "dp");
+
+        writer.println(prefix + pxToDpStr("cellWidthPx", cellWidthPx));
+        writer.println(prefix + pxToDpStr("cellHeightPx", cellHeightPx));
+
+        writer.println(prefix + pxToDpStr("getCellSize().x", getCellSize().x));
+        writer.println(prefix + pxToDpStr("getCellSize().y", getCellSize().y));
+
+        writer.println(prefix + "\tinv.iconSize:" + inv.iconSize + "dp");
+        writer.println(prefix + pxToDpStr("iconSizePx", iconSizePx));
+        writer.println(prefix + pxToDpStr("iconTextSizePx", iconTextSizePx));
+        writer.println(prefix + pxToDpStr("iconDrawablePaddingPx", iconDrawablePaddingPx));
+
+        writer.println(prefix + pxToDpStr("folderCellWidthPx", folderCellWidthPx));
+        writer.println(prefix + pxToDpStr("folderCellHeightPx", folderCellHeightPx));
+        writer.println(prefix + pxToDpStr("folderChildIconSizePx", folderChildIconSizePx));
+        writer.println(prefix + pxToDpStr("folderChildTextSizePx", folderChildTextSizePx));
+        writer.println(prefix + pxToDpStr("folderChildDrawablePaddingPx",
+                folderChildDrawablePaddingPx));
+
+        writer.println(prefix + pxToDpStr("cellLayoutBorderSpacingPx",
+                cellLayoutBorderSpacingPx));
+        writer.println(prefix + pxToDpStr("desiredWorkspaceLeftRightMarginPx",
+                desiredWorkspaceLeftRightMarginPx));
+
+        writer.println(prefix + pxToDpStr("allAppsIconSizePx", allAppsIconSizePx));
+        writer.println(prefix + pxToDpStr("allAppsIconTextSizePx", allAppsIconTextSizePx));
+        writer.println(prefix + pxToDpStr("allAppsIconDrawablePaddingPx",
+                allAppsIconDrawablePaddingPx));
+        writer.println(prefix + pxToDpStr("allAppsCellHeightPx", allAppsCellHeightPx));
+
+        writer.println(prefix + pxToDpStr("hotseatBarSizePx", hotseatBarSizePx));
+        writer.println(prefix + pxToDpStr("hotseatCellHeightPx", hotseatCellHeightPx));
+        writer.println(prefix + pxToDpStr("hotseatBarTopPaddingPx", hotseatBarTopPaddingPx));
+        writer.println(prefix + pxToDpStr("hotseatBarBottomPaddingPx", hotseatBarBottomPaddingPx));
+        writer.println(prefix + pxToDpStr("hotseatBarSidePaddingStartPx",
+                hotseatBarSidePaddingStartPx));
+        writer.println(prefix + pxToDpStr("hotseatBarSidePaddingEndPx",
+                hotseatBarSidePaddingEndPx));
+
+        writer.println(prefix + "\tisTaskbarPresent:" + isTaskbarPresent);
+
+        writer.println(prefix + pxToDpStr("taskbarSize", taskbarSize));
+        writer.println(prefix + pxToDpStr("nonOverlappingTaskbarInset",
+                nonOverlappingTaskbarInset));
+
+        writer.println(prefix + pxToDpStr("workspacePadding.left", workspacePadding.left));
+        writer.println(prefix + pxToDpStr("workspacePadding.top", workspacePadding.top));
+        writer.println(prefix + pxToDpStr("workspacePadding.right", workspacePadding.right));
+        writer.println(prefix + pxToDpStr("workspacePadding.bottom", workspacePadding.bottom));
+
+        writer.println(prefix + pxToDpStr("extraSpace", extraSpace));
+        writer.println(prefix + pxToDpStr("workspaceTopPadding", workspaceTopPadding));
+        writer.println(prefix + pxToDpStr("workspaceBottomPadding", workspaceBottomPadding));
+        writer.println(prefix + pxToDpStr("extraHotseatBottomPadding", extraHotseatBottomPadding));
+    }
+
     private static Context getContext(Context c, Info info, int orientation) {
         Configuration config = new Configuration(c.getResources().getConfiguration());
         config.orientation = orientation;
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index af4a843..4049ed6 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -29,8 +29,6 @@
 
 import androidx.annotation.Nullable;
 
-import com.android.launcher3.util.MultiValueAlpha;
-
 import java.util.function.Consumer;
 
 /**
@@ -38,10 +36,6 @@
  */
 public class Hotseat extends CellLayout implements Insettable {
 
-    private static final int ALPHA_INDEX_STATE = 0;
-    private static final int ALPHA_INDEX_REPLACE_TASKBAR = 1;
-    private static final int NUM_ALPHA_CHANNELS = 2;
-
     // Ratio of empty space, qsb should take up to appear visually centered.
     public static final float QSB_CENTER_FACTOR = .325f;
 
@@ -52,10 +46,12 @@
     @Nullable
     private Consumer<Boolean> mOnVisibilityAggregatedCallback;
 
-    private final MultiValueAlpha mMultiValueAlpha;
     private final View mQsb;
     private final int mQsbHeight;
 
+    private final View mTaskbarView;
+    private final int mTaskbarViewHeight;
+
     public Hotseat(Context context) {
         this(context, null);
     }
@@ -66,12 +62,15 @@
 
     public Hotseat(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-        mMultiValueAlpha = new MultiValueAlpha(this, NUM_ALPHA_CHANNELS, MultiValueAlpha.Mode.MAX);
-        mMultiValueAlpha.setUpdateVisibility(true);
 
         mQsb = LayoutInflater.from(context).inflate(R.layout.search_container_hotseat, this, false);
         mQsbHeight = mQsb.getLayoutParams().height;
         addView(mQsb);
+
+        mTaskbarView = LayoutInflater.from(context).inflate(R.layout.taskbar_view, this, false);
+        mTaskbarViewHeight = mTaskbarView.getLayoutParams().height;
+        // We want taskbar in the back so its background applies to Hotseat as well.
+        addView(mTaskbarView, 0);
     }
 
     /**
@@ -193,6 +192,8 @@
         int width = getShortcutsAndWidgets().getMeasuredWidth();
         mQsb.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
                 MeasureSpec.makeMeasureSpec(mQsbHeight, MeasureSpec.EXACTLY));
+        mTaskbarView.measure(MeasureSpec.makeMeasureSpec(getMeasuredWidth(), MeasureSpec.EXACTLY),
+                MeasureSpec.makeMeasureSpec(mTaskbarViewHeight, MeasureSpec.EXACTLY));
     }
 
     @Override
@@ -212,6 +213,13 @@
                 - (dp.isTaskbarPresent ? dp.taskbarSize : dp.getInsets().bottom);
         int top = bottom - mQsbHeight;
         mQsb.layout(left, top, right, bottom);
+
+        int taskbarWidth = mTaskbarView.getMeasuredWidth();
+        left = (r - l - taskbarWidth) / 2;
+        right = left + taskbarWidth;
+        bottom = b - t;
+        top = bottom - mTaskbarViewHeight;
+        mTaskbarView.layout(left, top, right, bottom);
     }
 
     /**
@@ -221,12 +229,11 @@
         return mWorkspace.getFirstMatch(new CellLayout[] { this }, itemOperator);
     }
 
-    public MultiValueAlpha.AlphaProperty getStateAlpha() {
-        return mMultiValueAlpha.getProperty(ALPHA_INDEX_STATE);
-    }
-
-    public MultiValueAlpha.AlphaProperty getReplaceTaskbarAlpha() {
-        return mMultiValueAlpha.getProperty(ALPHA_INDEX_REPLACE_TASKBAR);
+    /**
+     * Sets the alpha value of just our ShortcutAndWidgetContainer.
+     */
+    public void setIconsAlpha(float alpha) {
+        getShortcutsAndWidgets().setAlpha(alpha);
     }
 
     /**
@@ -235,4 +242,11 @@
     public View getQsb() {
         return mQsb;
     }
+
+    /**
+     * Returns the Taskbar inside hotseat
+     */
+    public View getTaskbarView() {
+        return mTaskbarView;
+    }
 }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index c57f621..89c0f66 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -2634,6 +2634,7 @@
         mDragLayer.dump(prefix, writer);
         mStateManager.dump(prefix, writer);
         mPopupDataProvider.dump(prefix, writer);
+        mDeviceProfile.dump(prefix, writer);
 
         try {
             FileLog.flushAll(writer);
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index e9a3495..06bc438 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -176,21 +176,12 @@
         return launcher.getNormalOverviewScaleAndOffset();
     }
 
-    public ScaleAndTranslation getQsbScaleAndTranslation(Launcher launcher) {
-        return new ScaleAndTranslation(NO_SCALE, NO_OFFSET, NO_OFFSET);
-    }
-
     public float getOverviewFullscreenProgress() {
         return 0;
     }
 
     public int getVisibleElements(Launcher launcher) {
-        DeviceProfile deviceProfile = launcher.getDeviceProfile();
-        int flags = WORKSPACE_PAGE_INDICATOR | VERTICAL_SWIPE_INDICATOR | TASKBAR;
-        if (!deviceProfile.isTaskbarPresent) {
-            flags |= HOTSEAT_ICONS;
-        }
-        return flags;
+        return HOTSEAT_ICONS | WORKSPACE_PAGE_INDICATOR | VERTICAL_SWIPE_INDICATOR | TASKBAR;
     }
 
     /**
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index b084eb1..72eff62 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -63,6 +63,7 @@
 import com.android.launcher3.views.ActivityContext;
 
 import java.util.ArrayList;
+import java.util.List;
 
 /**
  * An abstraction of the original Workspace which supports browsing through a
@@ -304,6 +305,21 @@
     }
 
     /**
+     * Returns the currently visible pages.
+     */
+    protected Iterable<View> getVisiblePages() {
+        int panelCount = getPanelCount();
+        List<View> visiblePages = new ArrayList<>(panelCount);
+        for (int i = mCurrentPage; i < mCurrentPage + panelCount; i++) {
+            View page = getPageAt(i);
+            if (page != null) {
+                visiblePages.add(page);
+            }
+        }
+        return visiblePages;
+    }
+
+    /**
      * Returns true if the view is on one of the current pages, false otherwise.
      */
     public boolean isVisible(View child) {
@@ -1052,10 +1068,7 @@
         // Try canceling the long press. It could also have been scheduled
         // by a distant descendant, so use the mAllowLongPress flag to block
         // everything
-        final View currentPage = getPageAt(mCurrentPage);
-        if (currentPage != null) {
-            currentPage.cancelLongPress();
-        }
+        getVisiblePages().forEach(View::cancelLongPress);
     }
 
     protected float getScrollProgress(int screenCenter, View v, int page) {
diff --git a/src/com/android/launcher3/SecondaryDropTarget.java b/src/com/android/launcher3/SecondaryDropTarget.java
index 8bc5ad0..858b72e 100644
--- a/src/com/android/launcher3/SecondaryDropTarget.java
+++ b/src/com/android/launcher3/SecondaryDropTarget.java
@@ -44,7 +44,6 @@
 import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.util.PackageManagerHelper;
-import com.android.launcher3.util.Themes;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 
 import java.net.URISyntaxException;
@@ -109,15 +108,12 @@
         mCurrentAccessibilityAction = action;
 
         if (action == UNINSTALL) {
-            mHoverColor = getResources().getColor(R.color.uninstall_target_hover_tint);
             setDrawable(R.drawable.ic_uninstall_shadow);
             updateText(R.string.uninstall_drop_target_label);
         } else if (action == DISMISS_PREDICTION) {
-            mHoverColor = Themes.getColorAccent(getContext());
             setDrawable(R.drawable.ic_block_shadow);
             updateText(R.string.dismiss_prediction_label);
         } else if (action == RECONFIGURE) {
-            mHoverColor = Themes.getColorAccent(getContext());
             setDrawable(R.drawable.ic_setup_shadow);
             updateText(R.string.gadget_setup_text);
         }
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index 412754e..6db7a75 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -54,7 +54,6 @@
 import com.android.launcher3.graphics.WorkspaceDragScrim;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.util.DynamicResource;
-import com.android.launcher3.util.MultiValueAlpha;
 import com.android.systemui.plugins.ResourceProvider;
 
 /**
@@ -96,7 +95,6 @@
         ScaleAndTranslation scaleAndTranslation = state.getWorkspaceScaleAndTranslation(mLauncher);
         ScaleAndTranslation hotseatScaleAndTranslation = state.getHotseatScaleAndTranslation(
                 mLauncher);
-        ScaleAndTranslation qsbScaleAndTranslation = state.getQsbScaleAndTranslation(mLauncher);
         mNewScale = scaleAndTranslation.scale;
         PageAlphaProvider pageAlphaProvider = state.getWorkspacePageAlphaProvider(mLauncher);
         final int childCount = mWorkspace.getChildCount();
@@ -135,8 +133,8 @@
             }
 
             float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
-            propertySetter.setFloat(hotseat.getStateAlpha(), MultiValueAlpha.VALUE,
-                    hotseatIconsAlpha, config.getInterpolator(ANIM_HOTSEAT_FADE, fadeInterpolator));
+            propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha,
+                    config.getInterpolator(ANIM_HOTSEAT_FADE, fadeInterpolator));
             float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
             propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(),
                     workspacePageIndicatorAlpha, fadeInterpolator);
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index f307a53..66575eb 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -189,6 +189,7 @@
             case SCROLL_STATE_DRAGGING:
                 mgr.logger().sendToInteractionJankMonitor(
                         LAUNCHER_ALLAPPS_VERTICAL_SWIPE_BEGIN, this);
+                requestFocus();
                 getWindowInsetsController().hide(WindowInsets.Type.ime());
                 break;
             case SCROLL_STATE_IDLE:
diff --git a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
index 7fcd6ec..0bd2f44 100644
--- a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
+++ b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
@@ -22,13 +22,11 @@
 import android.graphics.RectF;
 import android.view.View;
 
-import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.core.graphics.ColorUtils;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.android.launcher3.R;
-import com.android.launcher3.allapps.AllAppsGridAdapter.AppsGridLayoutManager;
 import com.android.launcher3.allapps.search.SearchAdapterProvider;
 import com.android.launcher3.allapps.search.SectionDecorationInfo;
 import com.android.launcher3.util.Themes;
@@ -68,28 +66,6 @@
         }
     }
 
-    // Fallback logic in case non of the SearchTarget is labeled as focused item.
-    private void drawDecoration(@NonNull Canvas c,
-            @NonNull SectionDecorationHandler decorationHandler,
-            @NonNull RecyclerView parent) {
-        if (decorationHandler.mIsFullWidth) {
-            decorationHandler.mBounds.left = parent.getPaddingLeft();
-            decorationHandler.mBounds.right = parent.getWidth() - parent.getPaddingRight();
-        }
-        if (mAppsView.getFloatingHeaderView().getFocusedChild() == null
-                && mAppsView.getApps().getFocusedChild() != null) {
-            int index = mAppsView.getApps().getFocusedChildIndex();
-            AppsGridLayoutManager layoutManager = (AppsGridLayoutManager)
-                    mAppsView.getActiveRecyclerView().getLayoutManager();
-            if (layoutManager.findFirstVisibleItemPosition() <= index
-                    && index < parent.getChildCount()) {
-                RecyclerView.ViewHolder vh = parent.findViewHolderForAdapterPosition(index);
-                if (vh != null) decorationHandler.onFocusDraw(c, vh.itemView);
-            }
-        }
-        decorationHandler.reset();
-    }
-
     /**
      * Handles grouping and drawing of items in the same all apps sections.
      */
@@ -136,7 +112,6 @@
          */
         public void onGroupDraw(Canvas canvas, View view) {
             if (view == null) return;
-
             mPaint.setColor(mFillcolor);
             mBounds.set(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
             onDraw(canvas);
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 96251f0..7f76d27 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -215,6 +215,9 @@
     public static final BooleanFlag ENABLE_SPLIT_SELECT = getDebugFlag(
             "ENABLE_SPLIT_SELECT", false, "Uses new split screen selection overview UI");
 
+    public static final BooleanFlag ENABLE_ENFORCED_ROUNDED_CORNERS = new DeviceFlag(
+            "ENABLE_ENFORCED_ROUNDED_CORNERS", true, "Enforce rounded corners on all App Widgets");
+
     public static void initialize(Context context) {
         synchronized (sDebugFlags) {
             for (DebugFlag flag : sDebugFlags) {
diff --git a/src/com/android/launcher3/dragndrop/AddItemActivity.java b/src/com/android/launcher3/dragndrop/AddItemActivity.java
index 7bc9865..b7a7366 100644
--- a/src/com/android/launcher3/dragndrop/AddItemActivity.java
+++ b/src/com/android/launcher3/dragndrop/AddItemActivity.java
@@ -37,11 +37,14 @@
 import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Bundle;
+import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.DragShadowBuilder;
 import android.view.View.OnLongClickListener;
 import android.view.View.OnTouchListener;
+import android.view.WindowManager;
+import android.widget.TextView;
 
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.InvariantDeviceProfile;
@@ -127,6 +130,9 @@
         if (savedInstanceState == null) {
             logCommand(LAUNCHER_ADD_EXTERNAL_ITEM_START);
         }
+
+        TextView widgetAppName = findViewById(R.id.widget_appName);
+        widgetAppName.setText(getApplicationInfo().labelRes);
     }
 
     @Override
@@ -326,4 +332,15 @@
                 .withItemInfo((ItemInfo) mWidgetCell.getWidgetView().getTag())
                 .log(command);
     }
+
+    @Override
+    public void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        View view = getWindow().getDecorView();
+        WindowManager.LayoutParams layoutParams =
+                (WindowManager.LayoutParams) view.getLayoutParams();
+        layoutParams.gravity = Gravity.BOTTOM;
+        layoutParams.width = WindowManager.LayoutParams.MATCH_PARENT;
+        getWindowManager().updateViewLayout(view, layoutParams);
+    }
 }
diff --git a/src/com/android/launcher3/dragndrop/AppWidgetHostViewDrawable.java b/src/com/android/launcher3/dragndrop/AppWidgetHostViewDrawable.java
index 92ae670..5cd95dc 100644
--- a/src/com/android/launcher3/dragndrop/AppWidgetHostViewDrawable.java
+++ b/src/com/android/launcher3/dragndrop/AppWidgetHostViewDrawable.java
@@ -17,8 +17,12 @@
 
 import android.graphics.Canvas;
 import android.graphics.ColorFilter;
+import android.graphics.Outline;
 import android.graphics.Paint;
+import android.graphics.Path;
 import android.graphics.PixelFormat;
+import android.graphics.Rect;
+import android.graphics.RectF;
 import android.graphics.drawable.Drawable;
 
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
@@ -28,14 +32,30 @@
 
     private final LauncherAppWidgetHostView mAppWidgetHostView;
     private Paint mPaint = new Paint();
+    private final Path mClipPath;
 
     public AppWidgetHostViewDrawable(LauncherAppWidgetHostView appWidgetHostView) {
         mAppWidgetHostView = appWidgetHostView;
+        Path clipPath = null;
+        if (appWidgetHostView.getClipToOutline()) {
+            Outline outline = new Outline();
+            mAppWidgetHostView.getOutlineProvider().getOutline(mAppWidgetHostView, outline);
+            Rect rect = new Rect();
+            if (outline.getRect(rect)) {
+                float radius = outline.getRadius();
+                clipPath = new Path();
+                clipPath.addRoundRect(new RectF(rect), radius, radius, Path.Direction.CCW);
+            }
+        }
+        mClipPath = clipPath;
     }
 
     @Override
     public void draw(Canvas canvas) {
         int saveCount = canvas.saveLayer(0, 0, getIntrinsicWidth(), getIntrinsicHeight(), mPaint);
+        if (mClipPath != null) {
+            canvas.clipPath(mClipPath);
+        }
         mAppWidgetHostView.draw(canvas);
         canvas.restoreToCount(saveCount);
     }
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 7a6b4f9..419c3f1 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -110,6 +110,8 @@
         mDragController = dragController;
         recreateControllers();
 
+        mOverviewScrim.setup();
+
         mWorkspaceDragScrim = new WorkspaceDragScrim((this));
         mWorkspaceDragScrim.setWorkspace(workspace);
 
@@ -118,8 +120,6 @@
         mRootView = (LauncherRootView) getParent();
         mSysUiScrim = new SysUiScrim(mRootView);
         mRootView.setSysUiScrim(mSysUiScrim);
-
-
     }
 
     @Override
@@ -555,7 +555,6 @@
     public void setInsets(Rect insets) {
         super.setInsets(insets);
         mSysUiScrim.onInsetsChanged(insets, mAllowSysuiScrims);
-        mOverviewScrim.onInsetsChanged(insets);
     }
 
     public WorkspaceDragScrim getWorkspaceDragScrim() {
diff --git a/src/com/android/launcher3/graphics/OverviewScrim.java b/src/com/android/launcher3/graphics/OverviewScrim.java
index c0c3e5e..53303db 100644
--- a/src/com/android/launcher3/graphics/OverviewScrim.java
+++ b/src/com/android/launcher3/graphics/OverviewScrim.java
@@ -18,10 +18,6 @@
 
 import static android.view.View.VISIBLE;
 
-import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
-import static com.android.launcher3.LauncherState.OVERVIEW;
-
-import android.graphics.Rect;
 import android.util.FloatProperty;
 import android.view.View;
 import android.view.ViewGroup;
@@ -55,15 +51,15 @@
 
     public OverviewScrim(View view) {
         super(view);
-        mStableScrimmedView = mCurrentScrimmedView = mLauncher.getOverviewPanel();
 
         onExtractedColorsChanged(mWallpaperColorInfo);
     }
 
-    public void onInsetsChanged(Rect insets) {
-        mStableScrimmedView = (OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0
-                ? mLauncher.getHotseat()
-                : mLauncher.getOverviewPanel();
+    /**
+     * Initializes once view hierarchy is established.
+     */
+    public void setup() {
+        mStableScrimmedView = mCurrentScrimmedView = mLauncher.getOverviewPanel();
     }
 
     public void updateCurrentScrimmedView(ViewGroup root) {
diff --git a/src/com/android/launcher3/popup/ArrowPopup.java b/src/com/android/launcher3/popup/ArrowPopup.java
index a53fe1f..3736538 100644
--- a/src/com/android/launcher3/popup/ArrowPopup.java
+++ b/src/com/android/launcher3/popup/ArrowPopup.java
@@ -130,13 +130,14 @@
                 R.dimen.popup_arrow_horizontal_center_offset) - (mArrowWidth / 2);
         mArrowPointRadius = resources.getDimensionPixelSize(R.dimen.popup_arrow_corner_radius);
 
+        int smallerRadius = resources.getDimensionPixelSize(R.dimen.popup_smaller_radius);
         mRoundedTop = new GradientDrawable();
         mRoundedTop.setCornerRadii(new float[] { mOutlineRadius, mOutlineRadius, mOutlineRadius,
-                mOutlineRadius, 0, 0, 0, 0});
+                mOutlineRadius, smallerRadius, smallerRadius, smallerRadius, smallerRadius});
 
         mRoundedBottom = new GradientDrawable();
-        mRoundedBottom.setCornerRadii(new float[] { 0, 0, 0, 0, mOutlineRadius, mOutlineRadius,
-                mOutlineRadius, mOutlineRadius});
+        mRoundedBottom.setCornerRadii(new float[] { smallerRadius, smallerRadius, smallerRadius,
+                smallerRadius, mOutlineRadius, mOutlineRadius, mOutlineRadius, mOutlineRadius});
 
         int primaryColor = Themes.getAttrColor(context, R.attr.popupColorPrimary);
         int secondaryColor = Themes.getAttrColor(context, R.attr.popupColorSecondary);
@@ -272,7 +273,6 @@
         }
         onInflationComplete(reverseOrder);
         assignMarginsAndBackgrounds();
-        orientAboutObject();
         if (shouldAddArrow()) {
             addArrow();
         }
@@ -286,7 +286,6 @@
         setupForDisplay();
         onInflationComplete(false);
         assignMarginsAndBackgrounds();
-        orientAboutObject();
         if (shouldAddArrow()) {
             addArrow();
         }
@@ -383,10 +382,18 @@
     private void orientAboutObject(boolean allowAlignLeft, boolean allowAlignRight) {
         measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED);
 
-        int width = getMeasuredWidth();
         int extraVerticalSpace = mArrowHeight + mArrowOffsetVertical
                 + getResources().getDimensionPixelSize(R.dimen.popup_vertical_padding);
-        int height = getMeasuredHeight() + extraVerticalSpace;
+        // The margins are added after we call this method, so we need to account for them here.
+        int numVisibleChildren = 0;
+        for (int i = getChildCount() - 1; i >= 0; --i) {
+            if (getChildAt(i).getVisibility() == VISIBLE) {
+                numVisibleChildren++;
+            }
+        }
+        int childMargins = (numVisibleChildren - 1) * mMargin;
+        int height = getMeasuredHeight() + extraVerticalSpace + childMargins;
+        int width = getMeasuredWidth();
 
         getTargetObjectLocation(mTempRect);
         InsettableFrameLayout dragLayer = getPopupContainer();
diff --git a/src/com/android/launcher3/states/HintState.java b/src/com/android/launcher3/states/HintState.java
index fd1d965..eb2c551 100644
--- a/src/com/android/launcher3/states/HintState.java
+++ b/src/com/android/launcher3/states/HintState.java
@@ -53,10 +53,4 @@
     public ScaleAndTranslation getWorkspaceScaleAndTranslation(Launcher launcher) {
         return new ScaleAndTranslation(0.92f, 0, 0);
     }
-
-    @Override
-    public ScaleAndTranslation getQsbScaleAndTranslation(Launcher launcher) {
-        // Treat the QSB as part of the hotseat so they move together.
-        return getHotseatScaleAndTranslation(launcher);
-    }
 }
diff --git a/src/com/android/launcher3/states/SpringLoadedState.java b/src/com/android/launcher3/states/SpringLoadedState.java
index fce8fff..d593013 100644
--- a/src/com/android/launcher3/states/SpringLoadedState.java
+++ b/src/com/android/launcher3/states/SpringLoadedState.java
@@ -59,10 +59,11 @@
 
         float scale = grid.workspaceSpringLoadShrinkFactor;
         Rect insets = launcher.getDragLayer().getInsets();
+        int insetsBottom = grid.isTaskbarPresent ? grid.taskbarSize : insets.bottom;
 
         float scaledHeight = scale * ws.getNormalChildHeight();
         float shrunkTop = insets.top + grid.dropTargetBarSizePx;
-        float shrunkBottom = ws.getMeasuredHeight() - insets.bottom
+        float shrunkBottom = ws.getMeasuredHeight() - insetsBottom
                 - grid.workspacePadding.bottom
                 - grid.workspaceSpringLoadedBottomSpace;
         float totalShrunkSpace = shrunkBottom - shrunkTop;
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 505c6ce..71aa4ac 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -18,6 +18,7 @@
 import android.content.Context;
 import android.content.ContextWrapper;
 import android.graphics.Rect;
+import android.view.LayoutInflater;
 import android.view.View.AccessibilityDelegate;
 
 import com.android.launcher3.DeviceProfile;
@@ -67,13 +68,28 @@
     }
 
     /**
+     * Returns a LayoutInflater that is cloned in this Context, so that Views inflated by it will
+     * have the same Context. (i.e. {@link #lookupContext(Context)} will find this ActivityContext.)
+     */
+    default LayoutInflater getLayoutInflater() {
+        if (this instanceof Context) {
+            Context context = (Context) this;
+            return LayoutInflater.from(context).cloneInContext(context);
+        }
+        return null;
+    }
+
+    /**
      * The root view to support drag-and-drop and popup support.
      */
     BaseDragLayer getDragLayer();
 
     DeviceProfile getDeviceProfile();
 
-    static <T extends ActivityContext> T lookupContext(Context context) {
+    /**
+     * Returns the ActivityContext associated with the given Context.
+     */
+    static <T extends Context & ActivityContext> T lookupContext(Context context) {
         if (context instanceof ActivityContext) {
             return (T) context;
         } else if (context instanceof ContextWrapper) {
diff --git a/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java b/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
index 5c18faf..2e542ed 100644
--- a/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
+++ b/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
@@ -20,6 +20,7 @@
 import android.content.Context;
 import android.content.res.Configuration;
 import android.graphics.Canvas;
+import android.graphics.Outline;
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.os.Handler;
@@ -32,12 +33,14 @@
 import android.view.View;
 import android.view.ViewDebug;
 import android.view.ViewGroup;
+import android.view.ViewOutlineProvider;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.AdapterView;
 import android.widget.Advanceable;
 import android.widget.RemoteViews;
 
 import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
 
 import com.android.launcher3.CheckLongPressHelper;
 import com.android.launcher3.Launcher;
@@ -95,6 +98,18 @@
     private final Rect mWidgetSizeAtDrag = new Rect();
     private final RectF mTempRectF = new RectF();
     private final boolean mIsRtl;
+    private final Rect mEnforcedRectangle = new Rect();
+    private final float mEnforcedCornerRadius;
+    private final ViewOutlineProvider mCornerRadiusEnforcementOutline = new ViewOutlineProvider() {
+        @Override
+        public void getOutline(View view, Outline outline) {
+            if (mEnforcedRectangle.isEmpty() || mEnforcedCornerRadius <= 0) {
+                outline.setEmpty();
+            } else {
+                outline.setRoundRect(mEnforcedRectangle, mEnforcedCornerRadius);
+            }
+        }
+    };
 
     public LauncherAppWidgetHostView(Context context) {
         super(context);
@@ -112,6 +127,8 @@
         mIsRtl = Utilities.isRtl(context.getResources());
         mColorExtractor = LocalColorExtractor.newInstance(getContext());
         mColorExtractor.setListener(this);
+
+        mEnforcedCornerRadius = RoundedCornerEnforcement.computeEnforcedRadius(getContext());
     }
 
     @Override
@@ -169,7 +186,7 @@
         if (viewGroup instanceof AdapterView) {
             return true;
         } else {
-            for (int i=0; i < viewGroup.getChildCount(); i++) {
+            for (int i = 0; i < viewGroup.getChildCount(); i++) {
                 View child = viewGroup.getChildAt(i);
                 if (child instanceof ViewGroup) {
                     if (checkScrollableRecursively((ViewGroup) child)) {
@@ -272,6 +289,8 @@
             int pageId = mWorkspace.getPageIndexForScreenId(info.screenId);
             updateColorExtraction(mCurrentWidgetSize, pageId);
         }
+
+        enforceRoundedCorners();
     }
 
     /** Starts the drag mode. */
@@ -469,4 +488,39 @@
         }
         return false;
     }
+
+    @UiThread
+    private void resetRoundedCorners() {
+        setOutlineProvider(ViewOutlineProvider.BACKGROUND);
+        setClipToOutline(false);
+    }
+
+    @UiThread
+    private void enforceRoundedCorners() {
+        if (mEnforcedCornerRadius <= 0 || !RoundedCornerEnforcement.isRoundedCornerEnabled(this)) {
+            resetRoundedCorners();
+            return;
+        }
+        View background = RoundedCornerEnforcement.findBackground(this);
+        if (RoundedCornerEnforcement.hasAppWidgetOptedOut(this, background)) {
+            resetRoundedCorners();
+            return;
+        }
+        RoundedCornerEnforcement.computeRoundedRectangle(this,
+                background,
+                mEnforcedRectangle);
+        setOutlineProvider(mCornerRadiusEnforcementOutline);
+        setClipToOutline(true);
+    }
+
+    /** Returns the corner radius currently enforced, in pixels. */
+    public float getEnforcedCornerRadius() {
+        return mEnforcedCornerRadius;
+    }
+
+    /** Returns true if the corner radius are enforced for this App Widget. */
+    public boolean hasEnforcedCornerRadius() {
+        return getClipToOutline();
+    }
+
 }
diff --git a/src/com/android/launcher3/widget/RoundedCornerEnforcement.java b/src/com/android/launcher3/widget/RoundedCornerEnforcement.java
new file mode 100644
index 0000000..99eccd1
--- /dev/null
+++ b/src/com/android/launcher3/widget/RoundedCornerEnforcement.java
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.widget;
+
+import android.appwidget.AppWidgetHostView;
+import android.content.Context;
+import android.content.res.Resources;
+import android.graphics.Rect;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.IdRes;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.config.FeatureFlags;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Utilities to compute the enforced the use of rounded corners on App Widgets.
+ */
+public class RoundedCornerEnforcement {
+    // This class is only a namespace and not meant to be instantiated.
+    private RoundedCornerEnforcement() {
+    }
+
+    /**
+     * Find the background view for a widget.
+     *
+     * @param appWidget the view containing the App Widget (typically the instance of
+     * {@link AppWidgetHostView}).
+     */
+    @Nullable
+    public static View findBackground(@NonNull View appWidget) {
+        List<View> backgrounds = findViewsWithId(appWidget, android.R.id.background);
+        if (backgrounds.size() == 1) {
+            return backgrounds.get(0);
+        }
+        // Really, the argument should contain the widget, so it cannot be the background.
+        if (appWidget instanceof ViewGroup) {
+            ViewGroup vg = (ViewGroup) appWidget;
+            if (vg.getChildCount() > 0) {
+                return findUndefinedBackground(vg.getChildAt(0));
+            }
+        }
+        return appWidget;
+    }
+
+    /**
+     * Check whether the app widget has opted out of the enforcement.
+     */
+    public static boolean hasAppWidgetOptedOut(@NonNull View appWidget, @NonNull View background) {
+        return background.getId() == android.R.id.background && background.getClipToOutline();
+    }
+
+    /** Check if the app widget is in the deny list. */
+    public static boolean isRoundedCornerEnabled(@NonNull View view) {
+        if (!Utilities.ATLEAST_S || !FeatureFlags.ENABLE_ENFORCED_ROUNDED_CORNERS.get()) {
+            return false;
+        }
+        // Here we need to test if the view's component is in the (to be created) deny list.
+        return true;
+    }
+
+    /**
+     * Computes the rounded rectangle needed for this app widget.
+     *
+     * @param appWidget View onto which the rounded rectangle will be applied.
+     * @param background Background view. This must be either {@code appWidget} or a descendant
+     *                  of {@code appWidget}.
+     * @param outRect Rectangle set to the rounded rectangle coordinates, in the reference frame
+     *                of {@code appWidget}.
+     */
+    public static void computeRoundedRectangle(@NonNull View appWidget, @NonNull View background,
+            @NonNull Rect outRect) {
+        outRect.left = 0;
+        outRect.right = background.getWidth();
+        outRect.top = 0;
+        outRect.bottom = background.getHeight();
+        while (background != appWidget) {
+            outRect.offset(background.getLeft(), background.getTop());
+            background = (View) background.getParent();
+        }
+    }
+
+    /**
+     * Computes the radius of the rounded rectangle that should be applied to a widget expanded
+     * in the given context.
+     */
+    public static float computeEnforcedRadius(@NonNull Context context) {
+        if (!Utilities.ATLEAST_S) {
+            return 0;
+        }
+        Resources res = context.getResources();
+        float systemRadius = res.getDimension(android.R.dimen.system_app_widget_background_radius);
+        float defaultRadius = res.getDimension(R.dimen.enforced_rounded_corner_max_radius);
+        return Math.min(defaultRadius, systemRadius);
+    }
+
+    private static List<View> findViewsWithId(View view, @IdRes int viewId) {
+        List<View> output = new ArrayList<>();
+        accumulateViewsWithId(view, viewId, output);
+        return output;
+    }
+
+    // Traverse views. If the predicate returns true, continue on the children, otherwise, don't.
+    private static void accumulateViewsWithId(View view, @IdRes int viewId, List<View> output) {
+        if (view.getId() == viewId) {
+            output.add(view);
+            return;
+        }
+        if (view instanceof ViewGroup) {
+            ViewGroup vg = (ViewGroup) view;
+            for (int i = 0; i < vg.getChildCount(); i++) {
+                accumulateViewsWithId(vg.getChildAt(i), viewId, output);
+            }
+        }
+    }
+
+    private static boolean isViewVisible(View view) {
+        if (view.getVisibility() != View.VISIBLE) {
+            return false;
+        }
+        return !view.willNotDraw() || view.getForeground() != null || view.getBackground() != null;
+    }
+
+    @Nullable
+    private static View findUndefinedBackground(View current) {
+        if (current.getVisibility() != View.VISIBLE) {
+            return null;
+        }
+        if (isViewVisible(current)) {
+            return current;
+        }
+        View lastVisibleView = null;
+        // Find the first view that is either not a ViewGroup, or a ViewGroup which will draw
+        // something, or a ViewGroup that contains more than one view.
+        if (current instanceof ViewGroup) {
+            ViewGroup vg = (ViewGroup) current;
+            for (int i = 0; i < vg.getChildCount(); i++) {
+                View visibleView = findUndefinedBackground(vg.getChildAt(i));
+                if (visibleView != null) {
+                    if (lastVisibleView != null) {
+                        return current; // At least two visible children
+                    }
+                    lastVisibleView = visibleView;
+                }
+            }
+        }
+        return lastVisibleView;
+    }
+}
diff --git a/src/com/android/launcher3/widget/WidgetsBottomSheet.java b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
index e6d54a9..2fda86c 100644
--- a/src/com/android/launcher3/widget/WidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
@@ -119,8 +119,7 @@
 
     public void populateAndShow(ItemInfo itemInfo) {
         mOriginalItemInfo = itemInfo;
-        ((TextView) findViewById(R.id.title)).setText(getContext().getString(
-                R.string.widgets_bottom_sheet_title, mOriginalItemInfo.title));
+        ((TextView) findViewById(R.id.title)).setText(mOriginalItemInfo.title);
 
         onWidgetsBound();
         attachToContainer();
@@ -140,7 +139,7 @@
 
         WidgetsTableUtils.groupWidgetItemsIntoTable(widgets, mMaxHorizontalSpan).forEach(row -> {
             TableRow tableRow = new TableRow(getContext());
-            tableRow.setGravity(Gravity.CENTER_VERTICAL);
+            tableRow.setGravity(Gravity.TOP);
             row.forEach(widgetItem -> {
                 WidgetCell widget = addItemCell(tableRow);
                 widget.setPreviewSize(widgetItem.spanX, widgetItem.spanY);
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index f43f712..dc7d341 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -34,6 +34,7 @@
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowInsets;
 import android.view.animation.AnimationUtils;
 import android.view.animation.Interpolator;
 import android.widget.TextView;
@@ -554,6 +555,12 @@
         return super.onBackPressed();
     }
 
+    @Override
+    public void onDragStart(boolean start, float startDisplacement) {
+        super.onDragStart(start, startDisplacement);
+        getWindowInsetsController().hide(WindowInsets.Type.ime());
+    }
+
     /** A holder class for holding adapters & their corresponding recycler view. */
     private final class AdapterHolder {
         static final int PRIMARY = 0;
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListHeaderViewHolderBinder.java b/src/com/android/launcher3/widget/picker/WidgetsListHeaderViewHolderBinder.java
index f126321..e57f4d8 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListHeaderViewHolderBinder.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListHeaderViewHolderBinder.java
@@ -52,7 +52,9 @@
     public void bindViewHolder(WidgetsListHeaderHolder viewHolder, WidgetsListHeaderEntry data,
             int position) {
         WidgetsListHeader widgetsListHeader = viewHolder.mWidgetsListHeader;
-        if (position == 0) {
+        if (mWidgetsListAdapter.getItemCount() == 1) {
+            widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_single_item_ripple);
+        } else if (position == 0) {
             widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_top_ripple);
         } else if (position == mWidgetsListAdapter.getItemCount() - 1) {
             widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_bottom_ripple);
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListSearchHeaderViewHolderBinder.java b/src/com/android/launcher3/widget/picker/WidgetsListSearchHeaderViewHolderBinder.java
index 37713e1..b98f5e1 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListSearchHeaderViewHolderBinder.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListSearchHeaderViewHolderBinder.java
@@ -53,7 +53,9 @@
     public void bindViewHolder(WidgetsListSearchHeaderHolder viewHolder,
             WidgetsListSearchHeaderEntry data, int position) {
         WidgetsListHeader widgetsListHeader = viewHolder.mWidgetsListHeader;
-        if (position == 0) {
+        if (mWidgetsListAdapter.getItemCount() == 1) {
+            widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_single_item_ripple);
+        } else if (position == 0) {
             widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_top_ripple);
         } else if (position == mWidgetsListAdapter.getItemCount() - 1) {
             widgetsListHeader.setBackgroundResource(R.drawable.widgets_list_bottom_ripple);
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java b/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
index d0be35d..c1d64b1 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
@@ -158,7 +158,7 @@
                 tableRow = (TableRow) table.getChildAt(i);
             } else {
                 tableRow = new TableRow(table.getContext());
-                tableRow.setGravity(Gravity.CENTER_VERTICAL);
+                tableRow.setGravity(Gravity.TOP);
                 table.addView(tableRow);
             }
             if (tableRow.getChildCount() > widgetItems.size()) {
diff --git a/tests/res/layout/test_layout_appwidget_dynamic_colors.xml b/tests/res/layout/test_layout_appwidget_dynamic_colors.xml
index c5ab030..21625c6 100644
--- a/tests/res/layout/test_layout_appwidget_dynamic_colors.xml
+++ b/tests/res/layout/test_layout_appwidget_dynamic_colors.xml
@@ -18,7 +18,7 @@
         <ImageView
             android:layout_width="24dp"
             android:layout_height="24dp"
-            android:background="@android:color/system_primary_500"/>
+            android:background="@android:color/system_neutral1_500"/>
     </LinearLayout>
     <LinearLayout
         android:orientation = "horizontal"
@@ -32,7 +32,7 @@
         <ImageView
             android:layout_width="24dp"
             android:layout_height="24dp"
-            android:background="@android:color/system_secondary_500"/>
+            android:background="@android:color/system_accent1_500"/>
     </LinearLayout>
     <LinearLayout
         android:orientation = "horizontal"
@@ -46,7 +46,7 @@
         <ImageView
             android:layout_width="24dp"
             android:layout_height="24dp"
-            android:background="@android:color/system_neutral_500"/>
+            android:background="@android:color/system_neutral2_500"/>
     </LinearLayout>
 
     </LinearLayout>
\ No newline at end of file