diff --git a/Android.bp b/Android.bp
index cca48ce..002f6fe 100644
--- a/Android.bp
+++ b/Android.bp
@@ -93,3 +93,93 @@
     sdk_version: "current",
     min_sdk_version: "28",
 }
+
+//
+// Build rule for Launcher3 dependencies lib.
+//
+android_library {
+    name: "Launcher3CommonDepsLib",
+    static_libs: [
+        "androidx.recyclerview_recyclerview",
+        "androidx.dynamicanimation_dynamicanimation",
+        "androidx.preference_preference",
+        "androidx.slice_slice-view",
+        "iconloader_base",
+        "LauncherPluginLib",
+        "launcher_quickstep_log_protos_lite"
+    ],
+    srcs: [
+        "src_build_config/**/*.java",
+    ],
+    resource_dirs: ["res"],
+    optimize: {
+        enabled: false,
+    },
+    sdk_version: "current",
+    min_sdk_version: "26",
+    manifest: "AndroidManifest-common.xml",
+}
+
+//
+// Build rule for Launcher3 app.
+//
+android_app {
+    name: "Launcher3",
+
+    static_libs: [
+        "Launcher3CommonDepsLib",
+    ],
+    srcs: [
+        "src/**/*.java",
+        "src_shortcuts_overrides/**/*.java",
+        "src_ui_overrides/**/*.java",
+        "ext_tests/src/**/*.java",
+    ],
+    resource_dirs: [
+        "ext_tests/res",
+    ],
+    optimize: {
+        proguard_flags_files: ["proguard.flags"],
+        // Proguard is disable for testing. Derivarive prjects to keep proguard enabled
+        enabled: false,
+    },
+
+    sdk_version: "current",
+    min_sdk_version: "26",
+    target_sdk_version: "29",
+    privileged: true,
+    system_ext_specific: true,
+
+    overrides: [
+        "Home",
+        "Launcher2",
+    ],
+    required: ["privapp_whitelist_com.android.launcher3"],
+
+    jacoco: {
+        include_filter: ["com.android.launcher3.**"],
+    },
+    additional_manifests: [
+        "AndroidManifest-common.xml",
+    ],
+}
+
+//
+// Launcher Robolectric test target.
+//
+java_library {
+    name: "Launcher3TestCommon",
+    libs: [
+        "Launcher3CommonDepsLib",
+    ],
+    srcs: [
+        "src/**/*.java",
+        "src_shortcuts_overrides/**/*.java",
+        "src_ui_overrides/**/*.java",
+        "ext_tests/src/**/*.java",
+        "tests/src_common/**/*.java",
+    ],
+    target_sdk_version: "29",
+    sdk_version: "current",
+    min_sdk_version: "26",
+}
diff --git a/Android.mk b/Android.mk
index 304935b..89870a6 100644
--- a/Android.mk
+++ b/Android.mk
@@ -17,79 +17,6 @@
 LOCAL_PATH := $(call my-dir)
 
 #
-# Build rule for Launcher3 dependencies lib.
-#
-include $(CLEAR_VARS)
-LOCAL_USE_AAPT2 := true
-LOCAL_AAPT2_ONLY := true
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_STATIC_ANDROID_LIBRARIES := \
-    androidx.recyclerview_recyclerview \
-    androidx.dynamicanimation_dynamicanimation \
-    androidx.preference_preference \
-    androidx.slice_slice-view \
-    iconloader_base
-
-LOCAL_STATIC_JAVA_LIBRARIES := \
-    LauncherPluginLib \
-    launcher_quickstep_log_protos_lite \
-    search_ui
-
-LOCAL_SRC_FILES := \
-    $(call all-java-files-under, src_build_config) \
-
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
-
-LOCAL_PROGUARD_ENABLED := disabled
-
-LOCAL_SDK_VERSION := current
-LOCAL_MIN_SDK_VERSION := 26
-LOCAL_MODULE := Launcher3CommonDepsLib
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-LOCAL_NOTICE_FILE := $(LOCAL_PATH)/NOTICE
-LOCAL_PRIVILEGED_MODULE := true
-LOCAL_MANIFEST_FILE := AndroidManifest-common.xml
-
-include $(BUILD_STATIC_JAVA_LIBRARY)
-
-#
-# Build rule for Launcher3 app.
-#
-include $(CLEAR_VARS)
-LOCAL_USE_AAPT2 := true
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_STATIC_ANDROID_LIBRARIES := Launcher3CommonDepsLib
-
-LOCAL_SRC_FILES := \
-    $(call all-java-files-under, src) \
-    $(call all-java-files-under, src_shortcuts_overrides) \
-    $(call all-java-files-under, src_ui_overrides) \
-    $(call all-java-files-under, ext_tests/src)
-
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/ext_tests/res
-
-LOCAL_PROGUARD_FLAG_FILES := proguard.flags
-# Proguard is disable for testing. Derivarive prjects to keep proguard enabled
-LOCAL_PROGUARD_ENABLED := disabled
-
-LOCAL_SDK_VERSION := current
-LOCAL_MIN_SDK_VERSION := 26
-LOCAL_PACKAGE_NAME := Launcher3
-LOCAL_PRIVILEGED_MODULE := true
-LOCAL_SYSTEM_EXT_MODULE := true
-LOCAL_OVERRIDES_PACKAGES := Home Launcher2
-LOCAL_REQUIRED_MODULES := privapp_whitelist_com.android.launcher3
-
-LOCAL_FULL_LIBS_MANIFEST_FILES := $(LOCAL_PATH)/AndroidManifest-common.xml
-
-LOCAL_JACK_COVERAGE_INCLUDE_FILTER := com.android.launcher3.*
-
-include $(BUILD_PACKAGE)
-
-#
 # Build rule for Launcher3 Go app for Android Go devices.
 #
 include $(CLEAR_VARS)
diff --git a/go/src/com/android/launcher3/model/WidgetsModel.java b/go/src/com/android/launcher3/model/WidgetsModel.java
index a202095..cc5e1cb 100644
--- a/go/src/com/android/launcher3/model/WidgetsModel.java
+++ b/go/src/com/android/launcher3/model/WidgetsModel.java
@@ -30,6 +30,7 @@
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 /**
@@ -53,10 +54,15 @@
      *
      * @see com.android.launcher3.widget.picker.WidgetsListAdapter#setWidgets(List)
      */
-    public synchronized ArrayList<WidgetsListBaseEntry> getWidgetsList(Context context) {
+    public synchronized ArrayList<WidgetsListBaseEntry> getWidgetsListForPicker(Context context) {
         return EMPTY_WIDGET_LIST;
     }
 
+    /** Returns a mapping of packages to their widgets without static shortcuts. */
+    public synchronized Map<PackageUserKey, List<WidgetItem>> getAllWidgetsWithoutShortcuts() {
+        return Map.of();
+    }
+
     /**
      * @param packageUser If null, all widgets and shortcuts are updated and returned, otherwise
      *                    only widgets and shortcuts associated with the package/user are.
diff --git a/quickstep/robolectric_tests/src/com/android/launcher3/model/WidgetsPredicationUpdateTaskTest.java b/quickstep/robolectric_tests/src/com/android/launcher3/model/WidgetsPredicationUpdateTaskTest.java
new file mode 100644
index 0000000..70a143e
--- /dev/null
+++ b/quickstep/robolectric_tests/src/com/android/launcher3/model/WidgetsPredicationUpdateTaskTest.java
@@ -0,0 +1,263 @@
+/*
+ * 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.model;
+
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_PREDICTION;
+import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
+import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doAnswer;
+import static org.robolectric.Shadows.shadowOf;
+
+import android.app.prediction.AppTarget;
+import android.app.prediction.AppTargetId;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProviderInfo;
+import android.content.ComponentName;
+import android.content.Context;
+import android.os.Process;
+import android.os.UserHandle;
+
+import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.icons.ComponentWithLabel;
+import com.android.launcher3.icons.IconCache;
+import com.android.launcher3.model.BgDataModel.FixedContainerItems;
+import com.android.launcher3.model.QuickstepModelDelegate.PredictorState;
+import com.android.launcher3.model.data.AppInfo;
+import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.model.data.LauncherAppWidgetInfo;
+import com.android.launcher3.model.data.WorkspaceItemInfo;
+import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.ItemInfoMatcher;
+import com.android.launcher3.util.LauncherModelHelper;
+import com.android.launcher3.util.ViewOnDrawExecutor;
+import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
+import com.android.launcher3.widget.PendingAddWidgetInfo;
+import com.android.launcher3.widget.model.WidgetsListBaseEntry;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.shadows.ShadowAppWidgetManager;
+import org.robolectric.shadows.ShadowPackageManager;
+import org.robolectric.util.ReflectionHelpers;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@RunWith(RobolectricTestRunner.class)
+public final class WidgetsPredicationUpdateTaskTest {
+
+    private AppWidgetProviderInfo mApp1Provider1 = new AppWidgetProviderInfo();
+    private AppWidgetProviderInfo mApp1Provider2 = new AppWidgetProviderInfo();
+    private AppWidgetProviderInfo mApp2Provider1 = new AppWidgetProviderInfo();
+    private AppWidgetProviderInfo mApp4Provider1 = new AppWidgetProviderInfo();
+    private AppWidgetProviderInfo mApp4Provider2 = new AppWidgetProviderInfo();
+    private AppWidgetProviderInfo mApp5Provider1 = new AppWidgetProviderInfo();
+
+    private FakeBgDataModelCallback mCallback = new FakeBgDataModelCallback();
+    private Context mContext;
+    private LauncherModelHelper mModelHelper;
+    private UserHandle mUserHandle;
+    private InvariantDeviceProfile mTestProfile;
+
+    @Mock
+    private IconCache mIconCache;
+
+    @Before
+    public void setup() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        doAnswer(invocation -> {
+            ComponentWithLabel componentWithLabel = invocation.getArgument(0);
+            return componentWithLabel.getComponent().getShortClassName();
+        }).when(mIconCache).getTitleNoCache(any());
+
+        mContext = RuntimeEnvironment.application;
+        mModelHelper = new LauncherModelHelper();
+        mUserHandle = Process.myUserHandle();
+        mTestProfile = new InvariantDeviceProfile();
+        // 2 widgets, app4/provider1 & app5/provider1, have already been added to the workspace.
+        mModelHelper.initializeData("/widgets_predication_update_task_data.txt");
+
+        ShadowPackageManager packageManager = shadowOf(mContext.getPackageManager());
+        mApp1Provider1.provider = ComponentName.createRelative("app1", "provider1");
+        ReflectionHelpers.setField(mApp1Provider1, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp1Provider1.provider));
+        mApp1Provider2.provider = ComponentName.createRelative("app1", "provider2");
+        ReflectionHelpers.setField(mApp1Provider2, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp1Provider2.provider));
+        mApp2Provider1.provider = ComponentName.createRelative("app2", "provider1");
+        ReflectionHelpers.setField(mApp2Provider1, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp2Provider1.provider));
+        mApp4Provider1.provider = ComponentName.createRelative("app4", "provider1");
+        ReflectionHelpers.setField(mApp4Provider1, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp4Provider1.provider));
+        mApp4Provider2.provider = ComponentName.createRelative("app4", ".provider2");
+        ReflectionHelpers.setField(mApp4Provider2, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp4Provider2.provider));
+        mApp5Provider1.provider = ComponentName.createRelative("app5", "provider1");
+        ReflectionHelpers.setField(mApp5Provider1, "providerInfo",
+                packageManager.addReceiverIfNotPresent(mApp5Provider1.provider));
+
+        ShadowAppWidgetManager shadowAppWidgetManager =
+                shadowOf(mContext.getSystemService(AppWidgetManager.class));
+        shadowAppWidgetManager.addInstalledProvider(mApp1Provider1);
+        shadowAppWidgetManager.addInstalledProvider(mApp1Provider2);
+        shadowAppWidgetManager.addInstalledProvider(mApp2Provider1);
+        shadowAppWidgetManager.addInstalledProvider(mApp4Provider1);
+        shadowAppWidgetManager.addInstalledProvider(mApp4Provider2);
+        shadowAppWidgetManager.addInstalledProvider(mApp5Provider1);
+
+        mModelHelper.getModel().addCallbacks(mCallback);
+
+        MODEL_EXECUTOR.post(() -> mModelHelper.getBgDataModel().widgetsModel.update(
+                LauncherAppState.getInstance(mContext), /* packageUser= */ null));
+        waitUntilIdle();
+    }
+
+
+    @Test
+    public void widgetsRecommendationRan_shouldOnlyReturnNotAddedWidgetsInAppPredictionOrder()
+            throws Exception {
+        // WHEN newPredicationTask is executed with app predication of 5 apps.
+        AppTarget app1 = new AppTarget(new AppTargetId("app1"), "app1", "className",
+                mUserHandle);
+        AppTarget app2 = new AppTarget(new AppTargetId("app2"), "app2", "className",
+                mUserHandle);
+        AppTarget app3 = new AppTarget(new AppTargetId("app3"), "app3", "className",
+                mUserHandle);
+        AppTarget app4 = new AppTarget(new AppTargetId("app4"), "app4", "className",
+                mUserHandle);
+        AppTarget app5 = new AppTarget(new AppTargetId("app5"), "app5", "className",
+                mUserHandle);
+        mModelHelper.executeTaskForTest(
+                newWidgetsPredicationTask(List.of(app5, app3, app2, app4, app1)))
+                .forEach(Runnable::run);
+
+        // THEN only 3 widgets are returned because
+        // 1. app5/provider1 & app4/provider1 have already been added to workspace. They are
+        //    excluded from the result.
+        // 2. app3 doesn't have a widget.
+        // 3. only 1 widget is picked from app1 because we only want to promote one widget per app.
+        List<PendingAddWidgetInfo> recommendedWidgets = mCallback.mRecommendedWidgets.items
+                .stream()
+                .map(itemInfo -> (PendingAddWidgetInfo) itemInfo)
+                .collect(Collectors.toList());
+        assertThat(recommendedWidgets).hasSize(3);
+        assertWidgetInfo(recommendedWidgets.get(0).info, mApp2Provider1);
+        assertWidgetInfo(recommendedWidgets.get(1).info, mApp4Provider2);
+        assertWidgetInfo(recommendedWidgets.get(2).info, mApp1Provider1);
+    }
+
+    private void assertWidgetInfo(
+            LauncherAppWidgetProviderInfo actual, AppWidgetProviderInfo expected) {
+        assertThat(actual.provider).isEqualTo(expected.provider);
+        assertThat(actual.getUser()).isEqualTo(expected.getProfile());
+    }
+
+    private void waitUntilIdle() {
+        shadowOf(MODEL_EXECUTOR.getLooper()).idle();
+        shadowOf(MAIN_EXECUTOR.getLooper()).idle();
+    }
+
+    private WidgetsPredictionUpdateTask newWidgetsPredicationTask(List<AppTarget> appTargets) {
+        return new WidgetsPredictionUpdateTask(
+                new PredictorState(CONTAINER_WIDGETS_PREDICTION, "test_widgets_prediction"),
+                appTargets);
+    }
+
+    private final class FakeBgDataModelCallback implements BgDataModel.Callbacks {
+
+        private FixedContainerItems mRecommendedWidgets = null;
+
+        @Override
+        public void bindExtraContainerItems(FixedContainerItems item) {
+            mRecommendedWidgets = item;
+        }
+
+        @Override
+        public int getPageToBindSynchronously() {
+            return 0;
+        }
+
+        @Override
+        public void clearPendingBinds() { }
+
+        @Override
+        public void startBinding() { }
+
+        @Override
+        public void bindItems(List<ItemInfo> shortcuts, boolean forceAnimateIcons) { }
+
+        @Override
+        public void bindScreens(IntArray orderedScreenIds) { }
+
+        @Override
+        public void finishFirstPageBind(ViewOnDrawExecutor executor) { }
+
+        @Override
+        public void finishBindingItems(int pageBoundFirst) { }
+
+        @Override
+        public void preAddApps() { }
+
+        @Override
+        public void bindAppsAdded(IntArray newScreens, ArrayList<ItemInfo> addNotAnimated,
+                ArrayList<ItemInfo> addAnimated) { }
+
+        @Override
+        public void bindIncrementalDownloadProgressUpdated(AppInfo app) { }
+
+        @Override
+        public void bindWorkspaceItemsChanged(List<WorkspaceItemInfo> updated) { }
+
+        @Override
+        public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets) { }
+
+        @Override
+        public void bindRestoreItemsChange(HashSet<ItemInfo> updates) { }
+
+        @Override
+        public void bindWorkspaceComponentsRemoved(ItemInfoMatcher matcher) { }
+
+        @Override
+        public void bindAllWidgets(List<WidgetsListBaseEntry> widgets) { }
+
+        @Override
+        public void onPageBoundSynchronously(int page) { }
+
+        @Override
+        public void executeOnNextDraw(ViewOnDrawExecutor executor) { }
+
+        @Override
+        public void bindDeepShortcutMap(HashMap<ComponentKey, Integer> deepShortcutMap) { }
+
+        @Override
+        public void bindAllApplications(AppInfo[] apps, int flags) { }
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
index 161c98e..641e108 100644
--- a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
@@ -63,6 +63,7 @@
 import com.android.systemui.shared.system.ActivityOptionsCompat;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
 
+import java.util.List;
 import java.util.stream.Stream;
 
 /**
@@ -85,7 +86,7 @@
     private @Nullable TaskbarController mTaskbarController;
     private final TaskbarStateHandler mTaskbarStateHandler = new TaskbarStateHandler(this);
     // Will be updated when dragging from taskbar.
-    private DragOptions mWorkspaceDragOptions = new DragOptions();
+    private @Nullable DragOptions mNextWorkspaceDragOptions = null;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -244,15 +245,12 @@
     }
 
     @Override
-    protected StateHandler<LauncherState>[] createStateHandlers() {
-        return new StateHandler[] {
-                getAllAppsController(),
-                getWorkspace(),
-                getDepthController(),
-                new RecentsViewStateController(this),
-                new BackButtonAlphaHandler(this),
-                getTaskbarStateHandler(),
-        };
+    protected void collectStateHandlers(List<StateHandler> out) {
+        super.collectStateHandlers(out);
+        out.add(getDepthController());
+        out.add(new RecentsViewStateController(this));
+        out.add(new BackButtonAlphaHandler(this));
+        out.add(getTaskbarStateHandler());
     }
 
     public DepthController getDepthController() {
@@ -274,11 +272,16 @@
 
     @Override
     public DragOptions getDefaultWorkspaceDragOptions() {
-        return mWorkspaceDragOptions;
+        if (mNextWorkspaceDragOptions != null) {
+            DragOptions options = mNextWorkspaceDragOptions;
+            mNextWorkspaceDragOptions = null;
+            return options;
+        }
+        return super.getDefaultWorkspaceDragOptions();
     }
 
-    public void setWorkspaceDragOptions(DragOptions dragOptions) {
-        mWorkspaceDragOptions = dragOptions;
+    public void setNextWorkspaceDragOptions(DragOptions dragOptions) {
+        mNextWorkspaceDragOptions = dragOptions;
     }
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
index c4b6961..f14c5bf 100644
--- a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
+++ b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
@@ -16,6 +16,9 @@
 
 package com.android.launcher3;
 
+import static android.window.StartingWindowInfo.STARTING_WINDOW_TYPE_NONE;
+import static android.window.StartingWindowInfo.STARTING_WINDOW_TYPE_SPLASH_SCREEN;
+
 import static com.android.launcher3.BaseActivity.INVISIBLE_ALL;
 import static com.android.launcher3.BaseActivity.INVISIBLE_BY_APP_TRANSITIONS;
 import static com.android.launcher3.BaseActivity.INVISIBLE_BY_PENDING_FLAGS;
@@ -80,6 +83,7 @@
 import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.quickstep.util.StaggeredWorkspaceAnim;
 import com.android.quickstep.util.SurfaceTransactionApplier;
+import com.android.systemui.shared.recents.IStartingWindowListener;
 import com.android.systemui.shared.system.ActivityCompat;
 import com.android.systemui.shared.system.ActivityOptionsCompat;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
@@ -92,6 +96,8 @@
 import com.android.systemui.shared.system.SyncRtSurfaceTransactionApplierCompat.SurfaceParams;
 import com.android.systemui.shared.system.WindowManagerWrapper;
 
+import java.util.LinkedHashMap;
+
 /**
  * {@link LauncherAppTransitionManager} with Quickstep-specific app transitions for launching from
  * home and/or all-apps.  Not used for 3p launchers.
@@ -145,6 +151,8 @@
     // Progress = 0: All apps is fully pulled up, Progress = 1: All apps is fully pulled down.
     public static final float ALL_APPS_PROGRESS_OFF_SCREEN = 1.3059858f;
 
+    private static final int MAX_NUM_TASKS = 5;
+
     protected final BaseQuickstepLauncher mLauncher;
 
     private final DragLayer mDragLayer;
@@ -180,6 +188,9 @@
         }
     };
 
+    // Will never be larger than MAX_NUM_TASKS
+    private LinkedHashMap<Integer, Integer> mTypeForTaskId;
+
     public QuickstepAppTransitionManagerImpl(Context context) {
         mLauncher = Launcher.cast(Launcher.getLauncher(context));
         mDragLayer = mLauncher.getDragLayer();
@@ -194,6 +205,23 @@
         mMaxShadowRadius = res.getDimensionPixelSize(R.dimen.max_shadow_radius);
 
         mLauncher.addOnDeviceProfileChangeListener(this);
+
+        if (supportsSSplashScreen()) {
+            mTypeForTaskId = new LinkedHashMap<Integer, Integer>(MAX_NUM_TASKS) {
+                @Override
+                protected boolean removeEldestEntry(Entry<Integer, Integer> entry) {
+                    return size() > MAX_NUM_TASKS;
+                }
+            };
+
+            SystemUiProxy.INSTANCE.get(mLauncher).setStartingWindowListener(
+                    new IStartingWindowListener.Stub() {
+                        @Override
+                        public void onTaskLaunching(int taskId, int supportedType) {
+                            mTypeForTaskId.put(taskId, supportedType);
+                        }
+                    });
+        }
     }
 
     @Override
@@ -336,6 +364,15 @@
         return bounds;
     }
 
+    private int getOpeningTaskId(RemoteAnimationTargetCompat[] appTargets) {
+        for (RemoteAnimationTargetCompat target : appTargets) {
+            if (target.mode == MODE_OPENING) {
+                return target.taskId;
+            }
+        }
+        return -1;
+    }
+
     public void setRemoteAnimationProvider(final RemoteAnimationProvider animationProvider,
             CancellationSignal cancellationSignal) {
         mRemoteAnimationProvider = animationProvider;
@@ -471,8 +508,19 @@
         int[] dragLayerBounds = new int[2];
         mDragLayer.getLocationOnScreen(dragLayerBounds);
 
+        final boolean hasSplashScreen;
+        if (supportsSSplashScreen()) {
+            int taskId = getOpeningTaskId(appTargets);
+            int type = mTypeForTaskId.getOrDefault(taskId, STARTING_WINDOW_TYPE_NONE);
+            mTypeForTaskId.remove(taskId);
+            hasSplashScreen = type == STARTING_WINDOW_TYPE_SPLASH_SCREEN;
+        } else {
+            hasSplashScreen = false;
+        }
+
         AnimOpenProperties prop = new AnimOpenProperties(mLauncher.getResources(), mDeviceProfile,
-                windowTargetBounds, launcherIconBounds, v, dragLayerBounds[0], dragLayerBounds[1]);
+                windowTargetBounds, launcherIconBounds, v, dragLayerBounds[0], dragLayerBounds[1],
+                hasSplashScreen);
         int left = (int) (prop.cropCenterXStart - prop.cropWidthStart / 2);
         int top = (int) (prop.cropCenterYStart - prop.cropHeightStart / 2);
         int right = (int) (left + prop.cropWidthStart);
@@ -562,7 +610,7 @@
                 Utilities.scaleRectFAboutCenter(tmpRectF, mIconScaleToFitScreen.value);
                 float windowTransX0 = tmpRectF.left - offsetX;
                 float windowTransY0 = tmpRectF.top - offsetY;
-                if (ENABLE_SHELL_STARTING_SURFACE) {
+                if (hasSplashScreen) {
                     windowTransX0 -= crop.left * scale;
                     windowTransY0 -= crop.top * scale;
                 }
@@ -686,6 +734,14 @@
         }
     }
 
+    @Override
+    public void onActivityDestroyed() {
+        super.onActivityDestroyed();
+        unregisterRemoteAnimations();
+        unregisterRemoteTransitions();
+        SystemUiProxy.INSTANCE.getNoCreate().setStartingWindowListener(null);
+    }
+
     /**
      * Unregisters all remote animations.
      */
@@ -821,6 +877,12 @@
         return closingAnimator;
     }
 
+    private boolean supportsSSplashScreen() {
+        return hasControlRemoteAppTransitionPermission()
+                && Utilities.ATLEAST_S
+                && ENABLE_SHELL_STARTING_SURFACE;
+    }
+
     private boolean hasControlRemoteAppTransitionPermission() {
         return mLauncher.checkSelfPermission(CONTROL_REMOTE_APP_TRANSITION_PERMISSION)
                 == PackageManager.PERMISSION_GRANTED;
@@ -1030,7 +1092,8 @@
         public final float iconAlphaStart;
 
         AnimOpenProperties(Resources r, DeviceProfile dp, Rect windowTargetBounds,
-                RectF launcherIconBounds, View view, int dragLayerLeft, int dragLayerTop) {
+                RectF launcherIconBounds, View view, int dragLayerLeft, int dragLayerTop,
+                boolean hasSplashScreen) {
             // Scale the app icon to take up the entire screen. This simplifies the math when
             // animating the app window position / scale.
             float smallestSize = Math.min(windowTargetBounds.height(), windowTargetBounds.width());
@@ -1063,7 +1126,7 @@
             alphaDuration = useUpwardAnimation ? APP_LAUNCH_ALPHA_DURATION
                     : APP_LAUNCH_ALPHA_DOWN_DURATION;
 
-            if (ENABLE_SHELL_STARTING_SURFACE) {
+            if (hasSplashScreen) {
                 iconAlphaStart = 0;
 
                 // TOOD: Share value from shell when available.
diff --git a/quickstep/src/com/android/launcher3/appprediction/PredictionRowView.java b/quickstep/src/com/android/launcher3/appprediction/PredictionRowView.java
index b570d55..83234e3 100644
--- a/quickstep/src/com/android/launcher3/appprediction/PredictionRowView.java
+++ b/quickstep/src/com/android/launcher3/appprediction/PredictionRowView.java
@@ -41,7 +41,6 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
-import com.android.launcher3.allapps.AllAppsSectionDecorator;
 import com.android.launcher3.allapps.FloatingHeaderRow;
 import com.android.launcher3.allapps.FloatingHeaderView;
 import com.android.launcher3.anim.AlphaUpdateListener;
@@ -106,8 +105,6 @@
 
     private boolean mPredictionsEnabled = false;
 
-    AllAppsSectionDecorator.SectionDecorationHandler mDecorationHandler;
-
     @Nullable
     private List<ItemInfo> mPendingPredictedItems;
 
@@ -129,11 +126,6 @@
         mIconFullTextAlpha = Color.alpha(mIconTextColor);
         mIconCurrentTextAlpha = mIconFullTextAlpha;
 
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
-            mDecorationHandler = new AllAppsSectionDecorator.SectionDecorationHandler(getContext(),
-                    false, 0, true, true);
-        }
-
         updateVisibility();
     }
 
@@ -159,16 +151,6 @@
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
-        if (mDecorationHandler != null) {
-            mDecorationHandler.reset();
-            int childrenCount = getChildCount();
-            for (int i = 0; i < childrenCount; i++) {
-                mDecorationHandler.extendBounds(getChildAt(i));
-            }
-            mDecorationHandler.onGroupDraw(canvas);
-            mDecorationHandler.onFocusDraw(canvas, getFocusedChild());
-            mLauncher.getAppsView().getActiveRecyclerView().invalidateItemDecorations();
-        }
         mFocusHelper.draw(canvas);
         super.dispatchDraw(canvas);
     }
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index 2ea8bd2..b1b4d70 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -21,6 +21,7 @@
 import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_GRID;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_PREDICTION;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_PREDICTION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
 import static com.android.launcher3.Utilities.getDevicePrefs;
@@ -80,6 +81,8 @@
             new PredictorState(CONTAINER_PREDICTION, "all_apps_predictions");
     private final PredictorState mHotseatState =
             new PredictorState(CONTAINER_HOTSEAT_PREDICTION, "hotseat_predictions");
+    private final PredictorState mWidgetsRecommendationState =
+            new PredictorState(CONTAINER_WIDGETS_PREDICTION, "widgets_prediction");
 
     private final InvariantDeviceProfile mIDP;
     private final AppEventProducer mAppEventProducer;
@@ -111,6 +114,9 @@
         mHotseatState.items.setItems(
                 mHotseatState.storage.read(mApp.getContext(), hotseatFactory, ums.allUsers::get));
         mDataModel.extraItems.put(CONTAINER_HOTSEAT_PREDICTION, mHotseatState.items);
+
+        // Widgets prediction isn't used frequently. And thus, it is not persisted on disk.
+        mDataModel.extraItems.put(CONTAINER_WIDGETS_PREDICTION, mWidgetsRecommendationState.items);
         mActive = true;
     }
 
@@ -161,6 +167,9 @@
         if (mAllAppsState.predictor != null) {
             mAllAppsState.predictor.requestPredictionUpdate();
         }
+        if (mWidgetsRecommendationState.predictor != null) {
+            mWidgetsRecommendationState.predictor.requestPredictionUpdate();
+        }
     }
 
     @Override
@@ -176,6 +185,7 @@
     private void destroyPredictors() {
         mAllAppsState.destroyPredictor();
         mHotseatState.destroyPredictor();
+        mWidgetsRecommendationState.destroyPredictor();
     }
 
     @WorkerThread
@@ -203,6 +213,12 @@
                         .setPredictedTargetCount(mIDP.numHotseatIcons)
                         .setExtras(convertDataModelToAppTargetBundle(context, mDataModel))
                         .build()));
+
+        registerWidgetsPredictor(apm.createAppPredictionSession(
+                new AppPredictionContext.Builder(context)
+                        .setUiSurface("widgets")
+                        .setPredictedTargetCount(mIDP.numColumns)
+                        .build()));
     }
 
     private void registerPredictor(PredictorState state, AppPredictor predictor) {
@@ -220,6 +236,20 @@
         mApp.getModel().enqueueModelUpdateTask(new PredictionUpdateTask(state, targets));
     }
 
+    private void registerWidgetsPredictor(AppPredictor predictor) {
+        mWidgetsRecommendationState.predictor = predictor;
+        mWidgetsRecommendationState.predictor.registerPredictionUpdates(
+                Executors.MODEL_EXECUTOR, targets -> {
+                    if (mWidgetsRecommendationState.setTargets(targets)) {
+                        // No diff, skip
+                        return;
+                    }
+                    mApp.getModel().enqueueModelUpdateTask(
+                            new WidgetsPredictionUpdateTask(mWidgetsRecommendationState, targets));
+                });
+        mWidgetsRecommendationState.predictor.requestPredictionUpdate();
+    }
+
     @Override
     public void onIdpChanged(int changeFlags, InvariantDeviceProfile profile) {
         if ((changeFlags & CHANGE_FLAG_GRID) != 0) {
diff --git a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
new file mode 100644
index 0000000..a29ac1a
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
@@ -0,0 +1,82 @@
+/*
+ * 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.model;
+
+import android.app.prediction.AppTarget;
+
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.model.BgDataModel.FixedContainerItems;
+import com.android.launcher3.model.QuickstepModelDelegate.PredictorState;
+import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.widget.PendingAddWidgetInfo;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+/** Task to update model as a result of predicted widgets update */
+public final class WidgetsPredictionUpdateTask extends BaseModelUpdateTask {
+    private final PredictorState mPredictorState;
+    private final List<AppTarget> mTargets;
+
+    WidgetsPredictionUpdateTask(PredictorState predictorState, List<AppTarget> targets) {
+        mPredictorState = predictorState;
+        mTargets = targets;
+    }
+
+    /**
+     * Uses the app predication result to infer widgets that the user may want to use.
+     *
+     * <p>The algorithm uses the app prediction ranking to create a widgets ranking which only
+     * includes one widget per app and excludes widgets that have already been added to the
+     * workspace.
+     */
+    @Override
+    public void execute(LauncherAppState appState, BgDataModel dataModel, AllAppsList apps) {
+        Set<ComponentKey> widgetsInWorkspace = dataModel.appWidgets.stream().map(
+                widget -> new ComponentKey(widget.providerName, widget.user)).collect(
+                Collectors.toSet());
+        Map<PackageUserKey, List<WidgetItem>> allWidgets =
+                dataModel.widgetsModel.getAllWidgetsWithoutShortcuts();
+
+        ArrayList<ItemInfo> recommendedWidgetsInDescendingOrder = new ArrayList<>();
+        for (AppTarget app : mTargets) {
+            PackageUserKey packageUserKey = new PackageUserKey(app.getPackageName(), app.getUser());
+            if (allWidgets.containsKey(packageUserKey)) {
+                List<WidgetItem> notAddedWidgets = allWidgets.get(packageUserKey).stream()
+                        .filter(item ->
+                                !widgetsInWorkspace.contains(
+                                        new ComponentKey(item.componentName, item.user)))
+                        .collect(Collectors.toList());
+                if (notAddedWidgets.size() > 0) {
+                    // Even an apps have more than one widgets, we only include one widget.
+                    recommendedWidgetsInDescendingOrder.add(
+                            new PendingAddWidgetInfo(notAddedWidgets.get(0).widgetInfo));
+                }
+            }
+        }
+        FixedContainerItems fixedContainerItems = mPredictorState.items;
+        fixedContainerItems.items.clear();
+        fixedContainerItems.items.addAll(recommendedWidgetsInDescendingOrder);
+        bindExtraContainerItems(fixedContainerItems);
+
+        // Don't store widgets prediction to disk because it is not used frequently.
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
index 1e5e3e7..528f43e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
@@ -83,10 +83,15 @@
 
     private ViewTreeObserverWrapper.OnComputeInsetsListener createTaskbarInsetsComputer() {
         return insetsInfo -> {
-            if (getAlpha() < AlphaUpdateListener.ALPHA_CUTOFF_THRESHOLD) {
-                // We're invisible, let touches pass through us.
+            if (getAlpha() < AlphaUpdateListener.ALPHA_CUTOFF_THRESHOLD
+                    || mTaskbarView.isDraggingItem()) {
+                // We're invisible or dragging out of taskbar, let touches pass through us.
                 insetsInfo.touchableRegion.setEmpty();
                 insetsInfo.setTouchableInsets(TOUCHABLE_INSETS_REGION);
+                // TODO(b/182234653): Shouldn't need to do this, but for the meantime, reporting
+                // that visibleInsets is empty allows DragEvents through. Setting them as completely
+                // empty reverts to default behavior, so set 1 px instead.
+                insetsInfo.visibleInsets.set(0, 0, 0, 1);
             } else {
                  // We're visible again, accept touches anywhere in our bounds.
                 insetsInfo.setTouchableInsets(TOUCHABLE_INSETS_FRAME);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
index 74a82ab..fb7d85f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
@@ -85,6 +85,7 @@
     // Contains all loaded Hotseat items.
     private ItemInfo[] mLatestLoadedHotseatItems;
 
+    private @Nullable Animator mAnimator;
     private boolean mIsAnimatingToLauncher;
 
     public TaskbarController(BaseQuickstepLauncher launcher,
@@ -245,6 +246,11 @@
      * Removes the Taskbar from the screen, and removes any obsolete listeners etc.
      */
     public void cleanup() {
+        if (mAnimator != null) {
+            // End this first, in case it relies on properties that are about to be cleaned up.
+            mAnimator.end();
+        }
+
         mTaskbarView.cleanup();
         mTaskbarContainerView.cleanup();
         removeFromWindowManager();
@@ -294,13 +300,21 @@
      */
     public void onLauncherResumedOrPaused(boolean isResumed) {
         long duration = QuickstepAppTransitionManagerImpl.CONTENT_ALPHA_DURATION;
-        final Animator anim;
-        if (isResumed) {
-            anim = createAnimToLauncher(null, duration);
-        } else {
-            anim = createAnimToApp(duration);
+        if (mAnimator != null) {
+            mAnimator.cancel();
         }
-        anim.start();
+        if (isResumed) {
+            mAnimator = createAnimToLauncher(null, duration);
+        } else {
+            mAnimator = createAnimToApp(duration);
+        }
+        mAnimator.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mAnimator = null;
+            }
+        });
+        mAnimator.start();
     }
 
     /**
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragListener.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragListener.java
index 2bd5861..9d203fb 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragListener.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragListener.java
@@ -37,7 +37,6 @@
 
     private final BaseQuickstepLauncher mLauncher;
     private final ItemInfo mDraggedItem;
-    private final DragOptions mDragOptions;
     // Randomly generated id used to verify the drag event.
     private final String mId;
 
@@ -51,8 +50,6 @@
     public TaskbarDragListener(BaseQuickstepLauncher launcher, ItemInfo draggedItem) {
         mLauncher = launcher;
         mDraggedItem = draggedItem;
-        mDragOptions = new DragOptions();
-        mDragOptions.simulatedDndStartPoint = new Point();
         mId = UUID.randomUUID().toString();
     }
 
@@ -63,7 +60,7 @@
 
     private void cleanup() {
         mDragLayer.setOnDragListener(null);
-        mLauncher.setWorkspaceDragOptions(new DragOptions());
+        mLauncher.setNextWorkspaceDragOptions(null);
     }
 
     /**
@@ -88,8 +85,10 @@
                 cleanup();
                 return false;
             }
-            mDragOptions.simulatedDndStartPoint.set((int) dragEvent.getX(), (int) dragEvent.getY());
-            mLauncher.setWorkspaceDragOptions(mDragOptions);
+            DragOptions dragOptions = new DragOptions();
+            dragOptions.simulatedDndStartPoint = new Point((int) dragEvent.getX(),
+                    (int) dragEvent.getY());
+            mLauncher.setNextWorkspaceDragOptions(dragOptions);
             hotseatView.performLongClick();
         } else if (dragEvent.getAction() == DragEvent.ACTION_DRAG_ENDED) {
             cleanup();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarHotseatController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarHotseatController.java
index 082343e..b1bafdb 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarHotseatController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarHotseatController.java
@@ -78,7 +78,10 @@
                 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
                 // Since the hotseat might be laid out vertically or horizontally, use whichever
                 // index is higher.
-                hotseatItemInfos[Math.max(lp.cellX, lp.cellY)] = itemInfo;
+                int index = Math.max(lp.cellX, lp.cellY);
+                if (0 <= index && index < hotseatItemInfos.length) {
+                    hotseatItemInfos[index] = itemInfo;
+                }
             }
         }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index 55dde45..b009629 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -218,6 +218,8 @@
                     .setPredictedApps(item.items);
         } else if (item.containerId == Favorites.CONTAINER_HOTSEAT_PREDICTION) {
             mHotseatPredictionController.setPredictedItems(item);
+        } else if (item.containerId == Favorites.CONTAINER_WIDGETS_PREDICTION) {
+            getPopupDataProvider().setRecommendedWidgets(item.items);
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 7f2af6b..e0c041e 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -934,7 +934,9 @@
                     duration = Math.min(MAX_SWIPE_DURATION, 2 * baseDuration);
             }
         }
-        Interpolator interpolator = endTarget == RECENTS ? OVERSHOOT_1_2 : DEACCEL;
+        Interpolator interpolator =
+                endTarget == RECENTS ? (mDp.isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()
+                        ? ACCEL_DEACCEL : OVERSHOOT_1_2) : DEACCEL;
 
         if (endTarget.isLauncher) {
             mInputConsumerProxy.enable();
diff --git a/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java b/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
index 6a32dc4..a749f9a 100644
--- a/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
+++ b/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
@@ -273,7 +273,6 @@
         Point size = display.realSize;
         int rotation = display.rotation;
         int touchHeight = mNavBarGesturalHeight;
-        int largerGesturalHeight = mNavBarLargerGesturalHeight;
         OrientationRectF orientationRectF =
                 new OrientationRectF(0, 0, size.x, size.y, rotation);
         if (mMode == SysUINavigationMode.Mode.NO_BUTTON) {
diff --git a/quickstep/src/com/android/quickstep/RecentsActivity.java b/quickstep/src/com/android/quickstep/RecentsActivity.java
index 8aa0842..1b2fd41 100644
--- a/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -71,6 +71,7 @@
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
+import java.util.List;
 
 /**
  * A recents activity that shows the recently launched tasks as swipable task cards.
@@ -317,8 +318,8 @@
     }
 
     @Override
-    protected StateHandler<RecentsState>[] createStateHandlers() {
-        return new StateHandler[] { new FallbackRecentsStateController(this) };
+    protected void collectStateHandlers(List<StateHandler> out) {
+        out.add(new FallbackRecentsStateController(this));
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index 357aef1..5668817 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -37,6 +37,7 @@
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.systemui.shared.recents.IPinnedStackAnimationListener;
 import com.android.systemui.shared.recents.ISplitScreenListener;
+import com.android.systemui.shared.recents.IStartingWindowListener;
 import com.android.systemui.shared.recents.ISystemUiProxy;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.system.RemoteTransitionCompat;
@@ -538,4 +539,18 @@
             }
         }
     }
+
+    /**
+     * Sets listener to get callbacks when launching a task.
+     */
+    @Override
+    public void setStartingWindowListener(IStartingWindowListener listener) {
+        if (mSystemUiProxy != null) {
+            try {
+                mSystemUiProxy.setStartingWindowListener(listener);
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call setStartingWindowListener", e);
+            }
+        }
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index 17822e6..aa1b8e1 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -180,6 +180,7 @@
         boolean parallaxCenterAndAdjacentTask =
                 taskIndex != recentsView.getCurrentPage() && !(dp.isTablet
                         && FeatureFlags.ENABLE_OVERVIEW_GRID.get());
+        float gridProgress = recentsView.getGridProgress();
         float gridTranslationSecondary = recentsView.getGridTranslationSecondary(taskIndex);
         int startScroll = recentsView.getScrollOffset(taskIndex);
 
@@ -197,7 +198,7 @@
             tsv.setPreview(targets.apps[targets.apps.length - 1]);
             tsv.fullScreenProgress.value = 0;
             tsv.recentsViewScale.value = 1;
-            tsv.gridProgress.value = 1;
+            tsv.gridProgress.value = gridProgress;
             tsv.gridTranslationSecondary.value = gridTranslationSecondary;
             tsv.setScroll(startScroll);
 
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
index b10bdde..cd69cf1 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
@@ -21,14 +21,18 @@
 import static android.view.MotionEvent.ACTION_MOVE;
 import static android.view.MotionEvent.ACTION_UP;
 
+import static com.android.launcher3.ResourceUtils.NAVBAR_BOTTOM_GESTURE_SIZE;
 import static com.android.launcher3.Utilities.squaredHypot;
 
 import android.content.Context;
+import android.graphics.Point;
 import android.graphics.PointF;
 import android.view.MotionEvent;
 
 import com.android.launcher3.R;
+import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.util.DisplayController;
 import com.android.quickstep.InputConsumer;
 import com.android.quickstep.RecentsAnimationDeviceState;
 import com.android.quickstep.SystemUiProxy;
@@ -45,11 +49,15 @@
     private static final int ANGLE_MIN = 30;
 
     private final Context mContext;
+    private final DisplayController.DisplayHolder mDisplayHolder;
+    private final Point mDisplaySize;
     private final RecentsAnimationDeviceState mDeviceState;
 
     private final float mDragDistThreshold;
     private final float mSquaredSlop;
 
+    private final int mNavBarSize;
+
     private final PointF mDownPos = new PointF();
     private final PointF mLastPos = new PointF();
 
@@ -60,10 +68,14 @@
             InputConsumer delegate, InputMonitorCompat inputMonitor) {
         super(delegate, inputMonitor);
         mContext = context;
+        mDisplayHolder = DisplayController.getDefaultDisplay(mContext);
         mDeviceState = deviceState;
         mDragDistThreshold = context.getResources().getDimensionPixelSize(
                 R.dimen.gestures_onehanded_drag_threshold);
         mSquaredSlop = Utilities.squaredTouchSlop(context);
+        mDisplaySize = mDisplayHolder.getInfo().realSize;
+        mNavBarSize = ResourceUtils.getNavbarSize(NAVBAR_BOTTOM_GESTURE_SIZE,
+                mContext.getResources());
     }
 
     @Override
@@ -96,7 +108,8 @@
                                 mDownPos.x - mLastPos.x, mDownPos.y - mLastPos.y))
                                 || (mDeviceState.isOneHandedModeActive() && isValidExitAngle(
                                 mDownPos.x - mLastPos.x, mDownPos.y - mLastPos.y))) {
-                            mPassedSlop = true;
+                            // To avoid mis-trigger when motion not touch system gesture region.
+                            mPassedSlop = isInSystemGestureRegion(mLastPos);
                             setActive(ev);
                         } else {
                             mState = STATE_DELEGATE_ACTIVE;
@@ -154,6 +167,11 @@
         SystemUiProxy.INSTANCE.get(mContext).stopOneHandedMode();
     }
 
+    private boolean isInSystemGestureRegion(PointF lastPos) {
+        final int navBarUpperBound = mDisplaySize.y - mNavBarSize;
+        return mDeviceState.isGesturalNavMode() && lastPos.y > navBarUpperBound;
+    }
+
     private boolean isValidStartAngle(float deltaX, float deltaY) {
         final float angle = (float) Math.toDegrees(Math.atan2(deltaY, deltaX));
         return angle > -(ANGLE_MAX) && angle < -(ANGLE_MIN);
diff --git a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
index a762cb7..66c24c8 100644
--- a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
+++ b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
@@ -31,6 +31,7 @@
 
 import android.content.Context;
 import android.util.Log;
+import android.view.View;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.WorkerThread;
@@ -55,6 +56,7 @@
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.util.Executors;
 import com.android.launcher3.util.LogConfig;
+import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 import com.android.systemui.shared.system.SysUiStatsLog;
 
 import java.util.Optional;
@@ -94,7 +96,7 @@
 
     @Override
     protected StatsLogger createLogger() {
-        return new StatsCompatLogger();
+        return new StatsCompatLogger(mContext);
     }
 
     /**
@@ -136,6 +138,7 @@
 
         private static final ItemInfo DEFAULT_ITEM_INFO = new ItemInfo();
 
+        private Context mContext;
         private ItemInfo mItemInfo = DEFAULT_ITEM_INFO;
         private InstanceId mInstanceId = DEFAULT_INSTANCE_ID;
         private OptionalInt mRank = OptionalInt.empty();
@@ -147,6 +150,10 @@
         private Optional<String> mEditText = Optional.empty();
         private SliceItem mSliceItem;
 
+        StatsCompatLogger(Context context) {
+            mContext = context;
+        }
+
         @Override
         public StatsLogger withItemInfo(ItemInfo itemInfo) {
             if (mContainerInfo.isPresent()) {
@@ -220,7 +227,6 @@
             if (!Utilities.ATLEAST_R) {
                 return;
             }
-
             LauncherAppState appState = LauncherAppState.getInstanceNoCreate();
 
             if (mSliceItem != null) {
@@ -256,6 +262,26 @@
             }
         }
 
+        @Override
+        public void sendToInteractionJankMonitor(EventEnum event, View view) {
+            if (!(event instanceof LauncherEvent)) {
+                return;
+            }
+            switch ((LauncherEvent) event) {
+                case LAUNCHER_ALLAPPS_VERTICAL_SWIPE_BEGIN:
+                    InteractionJankMonitorWrapper.begin(
+                            view,
+                            InteractionJankMonitorWrapper.CUJ_ALL_APPS_SCROLL);
+                    break;
+                case LAUNCHER_ALLAPPS_VERTICAL_SWIPE_END:
+                    InteractionJankMonitorWrapper.end(
+                            InteractionJankMonitorWrapper.CUJ_ALL_APPS_SCROLL);
+                    break;
+                default:
+                    break;
+            }
+        }
+
         private LauncherAtom.ItemInfo applyOverwrites(LauncherAtom.ItemInfo atomInfo) {
             LauncherAtom.ItemInfo.Builder itemInfoBuilder = atomInfo.toBuilder();
 
diff --git a/quickstep/src/com/android/quickstep/views/ClearAllButton.java b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
index 9af4d30..e7101cc 100644
--- a/quickstep/src/com/android/quickstep/views/ClearAllButton.java
+++ b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
@@ -130,16 +130,16 @@
         applyPrimaryTranslation();
     }
 
-    public float getScrollAdjustment() {
+    public float getScrollAdjustment(boolean gridEnabled) {
         float scrollAdjustment = 0;
-        if (mGridProgress > 0) {
+        if (gridEnabled) {
             scrollAdjustment += mGridTranslationPrimary;
         }
         return scrollAdjustment;
     }
 
-    public float getOffsetAdjustment() {
-        return getScrollAdjustment();
+    public float getOffsetAdjustment(boolean gridEnabled) {
+        return getScrollAdjustment(gridEnabled);
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index d99f707..c62f3e2 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -160,6 +160,8 @@
             reset();
         }
         setOverlayEnabled(finalState == OVERVIEW || finalState == OVERVIEW_MODAL_TASK);
+        setOverviewGridEnabled(finalState.displayOverviewTasksAsGrid(mActivity));
+        setOverviewFullscreenEnabled(finalState.getOverviewFullscreenProgress() == 1);
         setFreezeViewVisibility(false);
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index f20ca82..efe1f75 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -299,6 +299,8 @@
     protected boolean mDisallowScrollToClearAll;
     private boolean mOverlayEnabled;
     protected boolean mFreezeViewVisibility;
+    private boolean mOverviewGridEnabled;
+    private boolean mOverviewFullscreenEnabled;
 
     private float mAdjacentPageOffset = 0;
     private float mTaskViewsSecondaryTranslation = 0;
@@ -676,8 +678,10 @@
     }
 
     private boolean isTaskViewWithinBounds(TaskView tv, int start, int end) {
-        int taskStart = mOrientationHandler.getChildStart(tv) + (int) tv.getOffsetAdjustment();
-        int taskSize = (int) (mOrientationHandler.getMeasuredSize(tv) * tv.getSizeAdjustment());
+        int taskStart = mOrientationHandler.getChildStart(tv) + (int) tv.getOffsetAdjustment(
+                mOverviewFullscreenEnabled, mOverviewGridEnabled);
+        int taskSize = (int) (mOrientationHandler.getMeasuredSize(tv) * tv.getSizeAdjustment(
+                mOverviewFullscreenEnabled, mOverviewGridEnabled));
         int taskEnd = taskStart + taskSize;
         return (taskStart >= start && taskStart <= end) || (taskEnd >= start
                 && taskEnd <= end);
@@ -2664,9 +2668,10 @@
             View child = getChildAt(i);
             float scrollDiff = 0;
             if (child instanceof TaskView) {
-                scrollDiff = ((TaskView) child).getScrollAdjustment();
+                scrollDiff = ((TaskView) child).getScrollAdjustment(mOverviewFullscreenEnabled,
+                        mOverviewGridEnabled);
             } else if (child instanceof ClearAllButton) {
-                scrollDiff = ((ClearAllButton) child).getScrollAdjustment();
+                scrollDiff = ((ClearAllButton) child).getScrollAdjustment(mOverviewGridEnabled);
             }
 
             if (scrollDiff != 0) {
@@ -2682,9 +2687,10 @@
         int childOffset = super.getChildOffset(index);
         View child = getChildAt(index);
         if (child instanceof TaskView) {
-            childOffset += ((TaskView) child).getOffsetAdjustment();
+            childOffset += ((TaskView) child).getOffsetAdjustment(mOverviewFullscreenEnabled,
+                    mOverviewGridEnabled);
         } else if (child instanceof ClearAllButton) {
-            childOffset += ((ClearAllButton) child).getOffsetAdjustment();
+            childOffset += ((ClearAllButton) child).getOffsetAdjustment(mOverviewGridEnabled);
         }
         return childOffset;
     }
@@ -2695,7 +2701,8 @@
         if (taskView == null) {
             return super.getChildVisibleSize(index);
         }
-        return (int) (super.getChildVisibleSize(index) * taskView.getSizeAdjustment());
+        return (int) (super.getChildVisibleSize(index) * taskView.getSizeAdjustment(
+                mOverviewFullscreenEnabled, mOverviewGridEnabled));
     }
 
     @Override
@@ -2766,6 +2773,15 @@
                 taskView.getGridTranslationY());
     }
 
+    /**
+     * Returns the progress of forming a grid from carousel.
+     *
+     * @return A float from 0 to 1 where 0 is a carousel and 1 is a 2 row grid.
+     */
+    public float getGridProgress() {
+        return mGridProgress;
+    }
+
     public Consumer<MotionEvent> getEventDispatcher(float navbarRotation) {
         float degreesRotated;
         if (navbarRotation == 0) {
@@ -2810,6 +2826,23 @@
         }
     }
 
+    public void setOverviewGridEnabled(boolean overviewGridEnabled) {
+        if (mOverviewGridEnabled != overviewGridEnabled) {
+            mOverviewGridEnabled = overviewGridEnabled;
+            // Request layout to ensure scroll position is recalculated with updated mGridProgress.
+            requestLayout();
+        }
+    }
+
+    public void setOverviewFullscreenEnabled(boolean overviewFullscreenEnabled) {
+        if (mOverviewFullscreenEnabled != overviewFullscreenEnabled) {
+            mOverviewFullscreenEnabled = overviewFullscreenEnabled;
+            // Request layout to ensure scroll position is recalculated with updated
+            // mFullscreenProgress.
+            requestLayout();
+        }
+    }
+
     /**
      * Switch the current running task view to static snapshot mode,
      * capturing the snapshot at the same time.
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 0cf7261..88545c6 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -938,31 +938,31 @@
         mNonRtlVisibleOffset = nonRtlVisibleOffset;
     }
 
-    public float getScrollAdjustment() {
+    public float getScrollAdjustment(boolean fullscreenEnabled, boolean gridEnabled) {
         float scrollAdjustment = 0;
-        if (mFullscreenProgress > 0) {
+        if (fullscreenEnabled) {
             scrollAdjustment += mFullscreenTranslationX + mAccumulatedFullscreenTranslationX;
         }
-        if (mGridProgress > 0) {
+        if (gridEnabled) {
             scrollAdjustment += mGridTranslationX;
         }
         return scrollAdjustment;
     }
 
-    public float getOffsetAdjustment() {
-        float offsetAdjustment = getScrollAdjustment();
-        if (mGridProgress > 0) {
+    public float getOffsetAdjustment(boolean fullscreenEnabled, boolean gridEnabled) {
+        float offsetAdjustment = getScrollAdjustment(fullscreenEnabled, gridEnabled);
+        if (gridEnabled) {
             offsetAdjustment += mGridOffsetTranslationX + mNonRtlVisibleOffset;
         }
         return offsetAdjustment;
     }
 
-    public float getSizeAdjustment() {
+    public float getSizeAdjustment(boolean fullscreenEnabled, boolean gridEnabled) {
         float sizeAdjustment = 1;
-        if (mFullscreenProgress > 0) {
+        if (fullscreenEnabled) {
             sizeAdjustment *= mFullscreenScale;
         }
-        if (mGridProgress > 0) {
+        if (gridEnabled) {
             sizeAdjustment *= mGridScale;
         }
         return sizeAdjustment;
diff --git a/res/drawable-hdpi/widget_resize_frame.9.png b/res/drawable-hdpi/widget_resize_frame.9.png
deleted file mode 100644
index a710932..0000000
--- a/res/drawable-hdpi/widget_resize_frame.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/widget_resize_shadow.9.png b/res/drawable-hdpi/widget_resize_shadow.9.png
deleted file mode 100644
index 7cb5214..0000000
--- a/res/drawable-hdpi/widget_resize_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/widget_resize_frame.9.png b/res/drawable-mdpi/widget_resize_frame.9.png
deleted file mode 100644
index 252482f..0000000
--- a/res/drawable-mdpi/widget_resize_frame.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/widget_resize_shadow.9.png b/res/drawable-mdpi/widget_resize_shadow.9.png
deleted file mode 100644
index a2010e2..0000000
--- a/res/drawable-mdpi/widget_resize_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/widget_resize_frame.9.png b/res/drawable-xhdpi/widget_resize_frame.9.png
deleted file mode 100644
index 563c75d..0000000
--- a/res/drawable-xhdpi/widget_resize_frame.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/widget_resize_shadow.9.png b/res/drawable-xhdpi/widget_resize_shadow.9.png
deleted file mode 100644
index 2b1ac05..0000000
--- a/res/drawable-xhdpi/widget_resize_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/widget_resize_frame.9.png b/res/drawable-xxhdpi/widget_resize_frame.9.png
deleted file mode 100644
index ea527f4..0000000
--- a/res/drawable-xxhdpi/widget_resize_frame.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/widget_resize_shadow.9.png b/res/drawable-xxhdpi/widget_resize_shadow.9.png
deleted file mode 100644
index 5412168..0000000
--- a/res/drawable-xxhdpi/widget_resize_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxxhdpi/widget_resize_frame.9.png b/res/drawable-xxxhdpi/widget_resize_frame.9.png
deleted file mode 100644
index 4644e9a..0000000
--- a/res/drawable-xxxhdpi/widget_resize_frame.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxxhdpi/widget_resize_shadow.9.png b/res/drawable-xxxhdpi/widget_resize_shadow.9.png
deleted file mode 100644
index 63cea84..0000000
--- a/res/drawable-xxxhdpi/widget_resize_shadow.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable/widget_resize_frame.xml b/res/drawable/widget_resize_frame.xml
new file mode 100644
index 0000000..d157f5d
--- /dev/null
+++ b/res/drawable/widget_resize_frame.xml
@@ -0,0 +1,22 @@
+<?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.
+-->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@android:color/transparent" />
+    <corners android:radius="@android:dimen/system_app_widget_background_radius" />
+    <stroke android:width="2dp" android:color="?android:attr/colorAccent" />
+</shape>
\ 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 830255b..b1a1efe 100644
--- a/res/layout/add_item_confirmation_activity.xml
+++ b/res/layout/add_item_confirmation_activity.xml
@@ -46,7 +46,7 @@
                 android:background="?android:attr/colorPrimaryDark"
                 android:theme="?attr/widgetsTheme">
 
-                <com.android.launcher3.dragndrop.LivePreviewWidgetCell
+                <com.android.launcher3.widget.WidgetCell
                     android:id="@+id/widget_cell"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
@@ -59,7 +59,7 @@
 
                     <include layout="@layout/widget_cell_content"  />
 
-                </com.android.launcher3.dragndrop.LivePreviewWidgetCell>
+                </com.android.launcher3.widget.WidgetCell>
             </FrameLayout>
         </LinearLayout>
     </ScrollView>
diff --git a/res/layout/app_widget_resize_frame.xml b/res/layout/app_widget_resize_frame.xml
index 12561b6..dfce946 100644
--- a/res/layout/app_widget_resize_frame.xml
+++ b/res/layout/app_widget_resize_frame.xml
@@ -18,15 +18,20 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="@drawable/widget_resize_shadow"
-    android:foreground="@drawable/widget_resize_frame"
-    android:foregroundTint="?attr/workspaceTextColor"
     android:padding="0dp">
 
     <FrameLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent" >
 
+        <!-- Frame -->
+        <ImageView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_gravity="center"
+            android:layout_margin="@dimen/resize_frame_margin"
+            android:src="@drawable/widget_resize_frame" />
+
         <!-- Left -->
         <ImageView
             android:layout_width="wrap_content"
@@ -34,7 +39,7 @@
             android:layout_gravity="left|center_vertical"
             android:layout_marginLeft="@dimen/widget_handle_margin"
             android:src="@drawable/ic_widget_resize_handle"
-            android:tint="?attr/workspaceTextColor" />
+            android:tint="?android:attr/colorAccent" />
 
         <!-- Top -->
         <ImageView
@@ -43,7 +48,7 @@
             android:layout_gravity="top|center_horizontal"
             android:layout_marginTop="@dimen/widget_handle_margin"
             android:src="@drawable/ic_widget_resize_handle"
-            android:tint="?attr/workspaceTextColor" />
+            android:tint="?android:attr/colorAccent" />
 
         <!-- Right -->
         <ImageView
@@ -52,7 +57,7 @@
             android:layout_gravity="right|center_vertical"
             android:layout_marginRight="@dimen/widget_handle_margin"
             android:src="@drawable/ic_widget_resize_handle"
-            android:tint="?attr/workspaceTextColor" />
+            android:tint="?android:attr/colorAccent" />
 
         <!-- Bottom -->
         <ImageView
@@ -61,7 +66,7 @@
             android:layout_gravity="bottom|center_horizontal"
             android:layout_marginBottom="@dimen/widget_handle_margin"
             android:src="@drawable/ic_widget_resize_handle"
-            android:tint="?attr/workspaceTextColor" />
+            android:tint="?android:attr/colorAccent" />
 
     </FrameLayout>
 </com.android.launcher3.AppWidgetResizeFrame>
\ No newline at end of file
diff --git a/res/layout/live_preview_widget_cell.xml b/res/layout/live_preview_widget_cell.xml
deleted file mode 100644
index 1e1ce6e..0000000
--- a/res/layout/live_preview_widget_cell.xml
+++ /dev/null
@@ -1,30 +0,0 @@
-<?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.dragndrop.LivePreviewWidgetCell
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="0dp"
-    android:layout_height="wrap_content"
-    android:paddingHorizontal="@dimen/widget_cell_horizontal_padding"
-    android:paddingVertical="@dimen/widget_cell_vertical_padding"
-    android:layout_weight="1"
-    android:orientation="vertical"
-    android:focusable="true"
-    android:background="?android:attr/colorPrimaryDark"
-    android:gravity="center_horizontal">
-
-    <include layout="@layout/widget_cell_content" />
-
-</com.android.launcher3.dragndrop.LivePreviewWidgetCell>
\ No newline at end of file
diff --git a/res/layout/widget_cell.xml b/res/layout/widget_cell.xml
index 73a5737..55dd1de 100644
--- a/res/layout/widget_cell.xml
+++ b/res/layout/widget_cell.xml
@@ -22,7 +22,6 @@
     android:layout_weight="1"
     android:orientation="vertical"
     android:focusable="true"
-    android:background="?android:attr/colorPrimaryDark"
     android:gravity="center_horizontal">
 
     <include layout="@layout/widget_cell_content"  />
diff --git a/res/layout/widgets_full_sheet.xml b/res/layout/widgets_full_sheet.xml
index 28a8c6f..6c18d7a 100644
--- a/res/layout/widgets_full_sheet.xml
+++ b/res/layout/widgets_full_sheet.xml
@@ -15,6 +15,7 @@
 -->
 <com.android.launcher3.widget.picker.WidgetsFullSheet
     xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
@@ -27,6 +28,14 @@
         android:background="?android:attr/colorPrimary"
         android:elevation="4dp">
 
+        <TextView
+            android:id="@+id/no_widgets_text"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center"
+            android:visibility="gone"
+            tools:text="No widgets available" />
+
         <!-- Fast scroller popup -->
         <TextView
             android:id="@+id/fast_scroller_popup"
diff --git a/res/values-sw720dp/config.xml b/res/values-sw720dp/config.xml
index 1f401c4..ec07591 100644
--- a/res/values-sw720dp/config.xml
+++ b/res/values-sw720dp/config.xml
@@ -1,5 +1,4 @@
 <resources>
-    <bool name="config_largeHeap">true</bool>
 
 <!-- All Apps & Widgets -->
     <!-- Out of 100, the percent to shrink the workspace during spring loaded mode. -->
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 3b171c6..da43758 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -52,6 +52,7 @@
 <!-- App Widget resize frame -->
     <dimen name="widget_handle_margin">13dp</dimen>
     <dimen name="resize_frame_background_padding">24dp</dimen>
+    <dimen name="resize_frame_margin">22dp</dimen>
 
 <!-- Fast scroll -->
     <dimen name="fastscroll_track_min_width">6dp</dimen>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 44b5ee7..6fb72b1 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -74,6 +74,9 @@
     <!-- 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>
+    <!-- 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>
 
     <!-- All Apps -->
     <!-- Search bar text in the apps view. [CHAR_LIMIT=50] -->
diff --git a/robolectric_tests/Android.bp b/robolectric_tests/Android.bp
new file mode 100644
index 0000000..c738df9
--- /dev/null
+++ b/robolectric_tests/Android.bp
@@ -0,0 +1,46 @@
+// 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.
+
+//
+// Launcher Robolectric test target.
+//
+//        "robolectric_android-all-stub", not needed, we write our own stubs
+android_robolectric_test {
+    name: "LauncherRoboTests",
+    srcs: [
+        "src/**/*.java",
+    ],
+    java_resource_dirs: [
+        "resources",
+        "res",
+        "config",
+    ],
+    static_libs: [
+        "truth-prebuilt",
+        "Launcher3TestCommon",
+        "androidx.test.runner",
+        "androidx.test.rules",
+        "mockito-robolectric-prebuilt",
+    ],
+    //robolectric_prebuilt_version: "4.4",
+    libs: [
+        "platform-robolectric-4.4-prebuilt",
+    ],
+    instrumentation_for: "Launcher3",
+
+    test_options: {
+        timeout: 36000,
+    },
+}
+
diff --git a/robolectric_tests/Android.mk b/robolectric_tests/Android.mk
deleted file mode 100644
index 405a458..0000000
--- a/robolectric_tests/Android.mk
+++ /dev/null
@@ -1,68 +0,0 @@
-# Copyright (C) 2018 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.
-
-#############################################
-# Launcher Robolectric test target.         #
-#############################################
-LOCAL_PATH := $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := LauncherRoboTests
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-LOCAL_NOTICE_FILE := $(LOCAL_PATH)/../NOTICE
-LOCAL_MODULE_CLASS := JAVA_LIBRARIES
-
-LOCAL_SDK_VERSION := system_current
-LOCAL_SRC_FILES := \
-	$(call all-java-files-under, src) \
-	$(call all-java-files-under, ../tests/src_common)
-
-LOCAL_STATIC_JAVA_LIBRARIES := \
-    androidx.test.runner \
-    androidx.test.rules \
-    mockito-robolectric-prebuilt \
-    truth-prebuilt
-LOCAL_JAVA_LIBRARIES := \
-    platform-robolectric-4.3.1-prebuilt
-
-LOCAL_JAVA_RESOURCE_DIRS := resources config
-
-LOCAL_INSTRUMENTATION_FOR := Launcher3
-LOCAL_MODULE_TAGS := optional
-
-# Generate test_config.properties
-include external/robolectric-shadows/gen_test_config.mk
-
-include $(BUILD_STATIC_JAVA_LIBRARY)
-
-############################################
-# Target to run the previous target.       #
-############################################
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := RunLauncherRoboTests
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-LOCAL_NOTICE_FILE := $(LOCAL_PATH)/../NOTICE
-LOCAL_SDK_VERSION := system_current
-LOCAL_JAVA_LIBRARIES := LauncherRoboTests
-
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
-LOCAL_TEST_PACKAGE := Launcher3
-LOCAL_INSTRUMENT_SOURCE_DIRS := packages/apps/Launcher3/src
-
-LOCAL_ROBOTEST_TIMEOUT := 36000
-
-include prebuilts/misc/common/robolectric/4.4/run_robotests.mk
diff --git a/robolectric_tests/config/robolectric.properties b/robolectric_tests/config/robolectric.properties
index 936ce12..1b170e1 100644
--- a/robolectric_tests/config/robolectric.properties
+++ b/robolectric_tests/config/robolectric.properties
@@ -1,4 +1,5 @@
 sdk=29
+
 shadows= \
     com.android.launcher3.shadows.LShadowAppPredictionManager \
     com.android.launcher3.shadows.LShadowAppWidgetManager \
diff --git a/robolectric_tests/resources/widgets_predication_update_task_data.txt b/robolectric_tests/resources/widgets_predication_update_task_data.txt
new file mode 100644
index 0000000..941d195
--- /dev/null
+++ b/robolectric_tests/resources/widgets_predication_update_task_data.txt
@@ -0,0 +1,24 @@
+# Model data used by WidgetsPredictionUpdateTasksTest
+
+classMap s com.android.launcher3.model.data.WorkspaceItemInfo
+classMap w com.android.launcher3.model.data.LauncherAppWidgetInfo
+
+# Items for the BgDataModel
+
+# App shortcuts
+bgItem s itemType=0 title=app1-class1 intent=component=app1/class1 id=1
+bgItem s itemType=0 title=app1-class2 intent=component=app1/class2 id=2
+bgItem s itemType=0 title=app2-class1 intent=component=app2/class1 id=3
+bgItem s itemType=0 title=app2-class2 intent=component=app2/class2 id=4
+
+# Promise icons for app3
+bgItem s itemType=0 status=2 title=app3-class1 intent=component=app3/class1 id=5
+bgItem s itemType=0 status=2 title=app3-class2 intent=component=app3/class2 id=6
+bgItem s itemType=1 status=1 title=app3-shrt intent=component=app3/class3 id=7
+
+# Promise icon for app4
+bgItem s itemType=1 status=1 title=app4-shrt intent=component=app4/class1 id=8
+
+# Widget
+bgItem w providerName=app4/provider1 id=9
+bgItem w providerName=app5/provider1 id=10
\ No newline at end of file
diff --git a/robolectric_tests/src/com/android/launcher3/util/SettingsCacheTest.java b/robolectric_tests/unstaged/SettingsCacheTest.java
similarity index 100%
rename from robolectric_tests/src/com/android/launcher3/util/SettingsCacheTest.java
rename to robolectric_tests/unstaged/SettingsCacheTest.java
diff --git a/src/com/android/launcher3/AppWidgetResizeFrame.java b/src/com/android/launcher3/AppWidgetResizeFrame.java
index 3b28d4d..9d6af9f 100644
--- a/src/com/android/launcher3/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher3/AppWidgetResizeFrame.java
@@ -26,7 +26,6 @@
 
 import com.android.launcher3.accessibility.DragViewStateAnnouncer;
 import com.android.launcher3.dragndrop.DragLayer;
-import com.android.launcher3.util.FocusLogic;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
@@ -544,7 +543,7 @@
     @Override
     public boolean onKey(View v, int keyCode, KeyEvent event) {
         // Clear the frame and give focus to the widget host view when a directional key is pressed.
-        if (FocusLogic.shouldConsume(keyCode)) {
+        if (shouldConsume(keyCode)) {
             close(false);
             mWidgetView.requestFocus();
             return true;
@@ -667,4 +666,14 @@
             return moveEnd ? out.size() - size() : size() - out.size();
         }
     }
+
+    /**
+     * Returns true only if this utility class handles the key code.
+     */
+    public static boolean shouldConsume(int keyCode) {
+        return (keyCode == KeyEvent.KEYCODE_DPAD_LEFT || keyCode == KeyEvent.KEYCODE_DPAD_RIGHT
+                || keyCode == KeyEvent.KEYCODE_DPAD_UP || keyCode == KeyEvent.KEYCODE_DPAD_DOWN
+                || keyCode == KeyEvent.KEYCODE_MOVE_HOME || keyCode == KeyEvent.KEYCODE_MOVE_END
+                || keyCode == KeyEvent.KEYCODE_PAGE_UP || keyCode == KeyEvent.KEYCODE_PAGE_DOWN);
+    }
 }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index f2dd60e..2440854 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -472,7 +472,7 @@
         final boolean isVerticalLayout = isVerticalBarLayout();
         float invIconSizeDp = isVerticalLayout ? inv.landscapeIconSize : inv.iconSize;
         iconSizePx = Math.max(1, pxFromDp(invIconSizeDp, mInfo.metrics, scale));
-        iconTextSizePx = pxFromDp(inv.iconTextSize, mInfo.metrics, scale);
+        iconTextSizePx = (int) (Utilities.pxFromSp(inv.iconTextSize, mInfo.metrics) * scale);
         iconDrawablePaddingPx = (int) (iconDrawablePaddingOriginalPx * scale);
 
         setCellLayoutBorderSpacing((int) (cellLayoutBorderSpacingOriginalPx * scale));
diff --git a/src/com/android/launcher3/FocusHelper.java b/src/com/android/launcher3/FocusHelper.java
deleted file mode 100644
index e5aecf7..0000000
--- a/src/com/android/launcher3/FocusHelper.java
+++ /dev/null
@@ -1,567 +0,0 @@
-/*
- * Copyright (C) 2015 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;
-
-import android.util.Log;
-import android.view.KeyEvent;
-import android.view.SoundEffectConstants;
-import android.view.View;
-import android.view.ViewGroup;
-
-import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.folder.Folder;
-import com.android.launcher3.folder.FolderPagedView;
-import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.util.FocusLogic;
-import com.android.launcher3.util.Thunk;
-
-/**
- * A keyboard listener we set on all the workspace icons.
- */
-class IconKeyEventListener implements View.OnKeyListener {
-    @Override
-    public boolean onKey(View v, int keyCode, KeyEvent event) {
-        return FocusHelper.handleIconKeyEvent(v, keyCode, event);
-    }
-}
-
-/**
- * A keyboard listener we set on all the hotseat buttons.
- */
-class HotseatIconKeyEventListener implements View.OnKeyListener {
-    @Override
-    public boolean onKey(View v, int keyCode, KeyEvent event) {
-        return FocusHelper.handleHotseatButtonKeyEvent(v, keyCode, event);
-    }
-}
-
-/**
- * A keyboard listener we set on full screen pages (e.g. custom content).
- */
-class FullscreenKeyEventListener implements View.OnKeyListener {
-    @Override
-    public boolean onKey(View v, int keyCode, KeyEvent event) {
-        if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT || keyCode == KeyEvent.KEYCODE_DPAD_RIGHT
-                || keyCode == KeyEvent.KEYCODE_PAGE_DOWN || keyCode == KeyEvent.KEYCODE_PAGE_UP) {
-            // Handle the key event just like a workspace icon would in these cases. In this case,
-            // it will basically act as if there is a single icon in the top left (so you could
-            // think of the fullscreen page as a focusable fullscreen widget).
-            return FocusHelper.handleIconKeyEvent(v, keyCode, event);
-        }
-        return false;
-    }
-}
-
-/**
- * TODO: Reevaluate if this is still required
- */
-public class FocusHelper {
-
-    private static final String TAG = "FocusHelper";
-    private static final boolean DEBUG = false;
-
-    /**
-     * Handles key events in paged folder.
-     */
-    public static class PagedFolderKeyEventListener implements View.OnKeyListener {
-
-        private final Folder mFolder;
-
-        public PagedFolderKeyEventListener(Folder folder) {
-            mFolder = folder;
-        }
-
-        @Override
-        public boolean onKey(View v, int keyCode, KeyEvent e) {
-            boolean consume = FocusLogic.shouldConsume(keyCode);
-            if (e.getAction() == KeyEvent.ACTION_UP) {
-                return consume;
-            }
-            if (DEBUG) {
-                Log.v(TAG, String.format("Handle ALL Folders keyevent=[%s].",
-                        KeyEvent.keyCodeToString(keyCode)));
-            }
-
-            if (!(v.getParent() instanceof ShortcutAndWidgetContainer)) {
-                if (FeatureFlags.IS_STUDIO_BUILD) {
-                    throw new IllegalStateException("Parent of the focused item is not supported.");
-                } else {
-                    return false;
-                }
-            }
-
-            // Initialize variables.
-            final ShortcutAndWidgetContainer itemContainer = (ShortcutAndWidgetContainer) v.getParent();
-            final CellLayout cellLayout = (CellLayout) itemContainer.getParent();
-
-            final int iconIndex = itemContainer.indexOfChild(v);
-            final FolderPagedView pagedView = (FolderPagedView) cellLayout.getParent();
-
-            final int pageIndex = pagedView.indexOfChild(cellLayout);
-            final int pageCount = pagedView.getPageCount();
-            final boolean isLayoutRtl = Utilities.isRtl(v.getResources());
-
-            int[][] matrix = FocusLogic.createSparseMatrix(cellLayout);
-            // Process focus.
-            int newIconIndex = FocusLogic.handleKeyEvent(keyCode, matrix, iconIndex, pageIndex,
-                    pageCount, isLayoutRtl);
-            if (newIconIndex == FocusLogic.NOOP) {
-                handleNoopKey(keyCode, v);
-                return consume;
-            }
-            ShortcutAndWidgetContainer newParent = null;
-            View child = null;
-
-            switch (newIconIndex) {
-                case FocusLogic.PREVIOUS_PAGE_RIGHT_COLUMN:
-                case FocusLogic.PREVIOUS_PAGE_LEFT_COLUMN:
-                    newParent = getCellLayoutChildrenForIndex(pagedView, pageIndex - 1);
-                    if (newParent != null) {
-                        int row = ((CellLayout.LayoutParams) v.getLayoutParams()).cellY;
-                        pagedView.snapToPage(pageIndex - 1);
-                        child = newParent.getChildAt(
-                                ((newIconIndex == FocusLogic.PREVIOUS_PAGE_LEFT_COLUMN)
-                                    ^ newParent.invertLayoutHorizontally()) ? 0 : matrix.length - 1,
-                                row);
-                    }
-                    break;
-                case FocusLogic.PREVIOUS_PAGE_FIRST_ITEM:
-                    newParent = getCellLayoutChildrenForIndex(pagedView, pageIndex - 1);
-                    if (newParent != null) {
-                        pagedView.snapToPage(pageIndex - 1);
-                        child = newParent.getChildAt(0, 0);
-                    }
-                    break;
-                case FocusLogic.PREVIOUS_PAGE_LAST_ITEM:
-                    newParent = getCellLayoutChildrenForIndex(pagedView, pageIndex - 1);
-                    if (newParent != null) {
-                        pagedView.snapToPage(pageIndex - 1);
-                        child = newParent.getChildAt(matrix.length - 1, matrix[0].length - 1);
-                    }
-                    break;
-                case FocusLogic.NEXT_PAGE_FIRST_ITEM:
-                    newParent = getCellLayoutChildrenForIndex(pagedView, pageIndex + 1);
-                    if (newParent != null) {
-                        pagedView.snapToPage(pageIndex + 1);
-                        child = newParent.getChildAt(0, 0);
-                    }
-                    break;
-                case FocusLogic.NEXT_PAGE_LEFT_COLUMN:
-                case FocusLogic.NEXT_PAGE_RIGHT_COLUMN:
-                    newParent = getCellLayoutChildrenForIndex(pagedView, pageIndex + 1);
-                    if (newParent != null) {
-                        pagedView.snapToPage(pageIndex + 1);
-                        child = FocusLogic.getAdjacentChildInNextFolderPage(
-                                newParent, v, newIconIndex);
-                    }
-                    break;
-                case FocusLogic.CURRENT_PAGE_FIRST_ITEM:
-                    child = cellLayout.getChildAt(0, 0);
-                    break;
-                case FocusLogic.CURRENT_PAGE_LAST_ITEM:
-                    child = pagedView.getLastItem();
-                    break;
-                default: // Go to some item on the current page.
-                    child = itemContainer.getChildAt(newIconIndex);
-                    break;
-            }
-            if (child != null) {
-                child.requestFocus();
-                playSoundEffect(keyCode, v);
-            } else {
-                handleNoopKey(keyCode, v);
-            }
-            return consume;
-        }
-
-        public void handleNoopKey(int keyCode, View v) {
-            if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) {
-                mFolder.mFolderName.requestFocus();
-                playSoundEffect(keyCode, v);
-            }
-        }
-    }
-
-    /**
-     * Handles key events in the workspace hotseat (bottom of the screen).
-     * <p>Currently we don't special case for the phone UI in different orientations, even though
-     * the hotseat is on the side in landscape mode. This is to ensure that accessibility
-     * consistency is maintained across rotations.
-     */
-    static boolean handleHotseatButtonKeyEvent(View v, int keyCode, KeyEvent e) {
-        boolean consume = FocusLogic.shouldConsume(keyCode);
-        if (e.getAction() == KeyEvent.ACTION_UP || !consume) {
-            return consume;
-        }
-
-        final Launcher launcher = Launcher.getLauncher(v.getContext());
-        final DeviceProfile profile = launcher.getDeviceProfile();
-
-        if (DEBUG) {
-            Log.v(TAG, String.format(
-                    "Handle HOTSEAT BUTTONS keyevent=[%s] on hotseat buttons, isVertical=%s",
-                    KeyEvent.keyCodeToString(keyCode), profile.isVerticalBarLayout()));
-        }
-
-        // Initialize the variables.
-        final Workspace workspace = (Workspace) v.getRootView().findViewById(R.id.workspace);
-        final ShortcutAndWidgetContainer hotseatParent = (ShortcutAndWidgetContainer) v.getParent();
-        final CellLayout hotseatLayout = (CellLayout) hotseatParent.getParent();
-
-        final ItemInfo itemInfo = (ItemInfo) v.getTag();
-        int pageIndex = workspace.getNextPage();
-        int pageCount = workspace.getChildCount();
-        int iconIndex = hotseatParent.indexOfChild(v);
-        int iconRank = ((CellLayout.LayoutParams) hotseatLayout.getShortcutsAndWidgets()
-                .getChildAt(iconIndex).getLayoutParams()).cellX;
-
-        final CellLayout iconLayout = (CellLayout) workspace.getChildAt(pageIndex);
-        if (iconLayout == null) {
-            // This check is to guard against cases where key strokes rushes in when workspace
-            // child creation/deletion is still in flux. (e.g., during drop or fling
-            // animation.)
-            return consume;
-        }
-        final ViewGroup iconParent = iconLayout.getShortcutsAndWidgets();
-
-        ViewGroup parent = null;
-        int[][] matrix = null;
-
-        if (keyCode == KeyEvent.KEYCODE_DPAD_UP &&
-                !profile.isVerticalBarLayout()) {
-            matrix = FocusLogic.createSparseMatrixWithHotseat(iconLayout, hotseatLayout, profile);
-            iconIndex += iconParent.getChildCount();
-            parent = iconParent;
-        } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT &&
-                profile.isVerticalBarLayout()) {
-            matrix = FocusLogic.createSparseMatrixWithHotseat(iconLayout, hotseatLayout, profile);
-            iconIndex += iconParent.getChildCount();
-            parent = iconParent;
-        } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT &&
-                profile.isVerticalBarLayout()) {
-            keyCode = KeyEvent.KEYCODE_PAGE_DOWN;
-        } else {
-            // For other KEYCODE_DPAD_LEFT and KEYCODE_DPAD_RIGHT navigation, do not use the
-            // matrix extended with hotseat.
-            matrix = FocusLogic.createSparseMatrix(hotseatLayout);
-            parent = hotseatParent;
-        }
-
-        // Process the focus.
-        int newIconIndex = FocusLogic.handleKeyEvent(keyCode, matrix, iconIndex, pageIndex,
-                pageCount, Utilities.isRtl(v.getResources()));
-
-        View newIcon = null;
-        switch (newIconIndex) {
-            case FocusLogic.NEXT_PAGE_FIRST_ITEM:
-                parent = getCellLayoutChildrenForIndex(workspace, pageIndex + 1);
-                newIcon = parent.getChildAt(0);
-                // TODO(hyunyoungs): handle cases where the child is not an icon but
-                // a folder or a widget.
-                workspace.snapToPage(pageIndex + 1);
-                break;
-            case FocusLogic.PREVIOUS_PAGE_FIRST_ITEM:
-                parent = getCellLayoutChildrenForIndex(workspace, pageIndex - 1);
-                newIcon = parent.getChildAt(0);
-                // TODO(hyunyoungs): handle cases where the child is not an icon but
-                // a folder or a widget.
-                workspace.snapToPage(pageIndex - 1);
-                break;
-            case FocusLogic.PREVIOUS_PAGE_LAST_ITEM:
-                parent = getCellLayoutChildrenForIndex(workspace, pageIndex - 1);
-                newIcon = parent.getChildAt(parent.getChildCount() - 1);
-                // TODO(hyunyoungs): handle cases where the child is not an icon but
-                // a folder or a widget.
-                workspace.snapToPage(pageIndex - 1);
-                break;
-            case FocusLogic.PREVIOUS_PAGE_LEFT_COLUMN:
-            case FocusLogic.PREVIOUS_PAGE_RIGHT_COLUMN:
-                // Go to the previous page but keep the focus on the same hotseat icon.
-                workspace.snapToPage(pageIndex - 1);
-                break;
-            case FocusLogic.NEXT_PAGE_LEFT_COLUMN:
-            case FocusLogic.NEXT_PAGE_RIGHT_COLUMN:
-                // Go to the next page but keep the focus on the same hotseat icon.
-                workspace.snapToPage(pageIndex + 1);
-                break;
-        }
-        if (parent == iconParent && newIconIndex >= iconParent.getChildCount()) {
-            newIconIndex -= iconParent.getChildCount();
-        }
-        if (parent != null) {
-            if (newIcon == null && newIconIndex >= 0) {
-                newIcon = parent.getChildAt(newIconIndex);
-            }
-            if (newIcon != null) {
-                newIcon.requestFocus();
-                playSoundEffect(keyCode, v);
-            }
-        }
-        return consume;
-    }
-
-    /**
-     * Handles key events in a workspace containing icons.
-     */
-    static boolean handleIconKeyEvent(View v, int keyCode, KeyEvent e) {
-        boolean consume = FocusLogic.shouldConsume(keyCode);
-        if (e.getAction() == KeyEvent.ACTION_UP || !consume) {
-            return consume;
-        }
-
-        Launcher launcher = Launcher.getLauncher(v.getContext());
-        DeviceProfile profile = launcher.getDeviceProfile();
-
-        if (DEBUG) {
-            Log.v(TAG, String.format("Handle WORKSPACE ICONS keyevent=[%s] isVerticalBar=%s",
-                    KeyEvent.keyCodeToString(keyCode), profile.isVerticalBarLayout()));
-        }
-
-        // Initialize the variables.
-        ShortcutAndWidgetContainer parent = (ShortcutAndWidgetContainer) v.getParent();
-        CellLayout iconLayout = (CellLayout) parent.getParent();
-        final Workspace workspace = (Workspace) iconLayout.getParent();
-        final ViewGroup dragLayer = (ViewGroup) workspace.getParent();
-        final ViewGroup tabs = (ViewGroup) dragLayer.findViewById(R.id.drop_target_bar);
-        final Hotseat hotseat = (Hotseat) dragLayer.findViewById(R.id.hotseat);
-
-        final ItemInfo itemInfo = (ItemInfo) v.getTag();
-        final int iconIndex = parent.indexOfChild(v);
-        final int pageIndex = workspace.indexOfChild(iconLayout);
-        final int pageCount = workspace.getChildCount();
-
-        CellLayout hotseatLayout = (CellLayout) hotseat.getChildAt(0);
-        ShortcutAndWidgetContainer hotseatParent = hotseatLayout.getShortcutsAndWidgets();
-        int[][] matrix;
-
-        // KEYCODE_DPAD_DOWN in portrait (KEYCODE_DPAD_RIGHT in landscape) is the only key allowed
-        // to take a user to the hotseat. For other dpad navigation, do not use the matrix extended
-        // with the hotseat.
-        if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN && !profile.isVerticalBarLayout()) {
-            matrix = FocusLogic.createSparseMatrixWithHotseat(iconLayout, hotseatLayout, profile);
-        } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT &&
-                profile.isVerticalBarLayout()) {
-            matrix = FocusLogic.createSparseMatrixWithHotseat(iconLayout, hotseatLayout, profile);
-        } else {
-            matrix = FocusLogic.createSparseMatrix(iconLayout);
-        }
-
-        // Process the focus.
-        int newIconIndex = FocusLogic.handleKeyEvent(keyCode, matrix, iconIndex, pageIndex,
-                pageCount, Utilities.isRtl(v.getResources()));
-        boolean isRtl = Utilities.isRtl(v.getResources());
-        View newIcon = null;
-        CellLayout workspaceLayout = (CellLayout) workspace.getChildAt(pageIndex);
-        switch (newIconIndex) {
-            case FocusLogic.NOOP:
-                if (keyCode == KeyEvent.KEYCODE_DPAD_UP) {
-                    newIcon = tabs;
-                }
-                break;
-            case FocusLogic.PREVIOUS_PAGE_RIGHT_COLUMN:
-            case FocusLogic.NEXT_PAGE_RIGHT_COLUMN:
-                int newPageIndex = pageIndex - 1;
-                if (newIconIndex == FocusLogic.NEXT_PAGE_RIGHT_COLUMN) {
-                    newPageIndex = pageIndex + 1;
-                }
-                int row = ((CellLayout.LayoutParams) v.getLayoutParams()).cellY;
-                parent = getCellLayoutChildrenForIndex(workspace, newPageIndex);
-                if (parent != null) {
-                    iconLayout = (CellLayout) parent.getParent();
-                    matrix = FocusLogic.createSparseMatrixWithPivotColumn(iconLayout,
-                            iconLayout.getCountX(), row);
-                    newIconIndex = FocusLogic.handleKeyEvent(keyCode, matrix, FocusLogic.PIVOT,
-                            newPageIndex, pageCount, Utilities.isRtl(v.getResources()));
-                    if (newIconIndex == FocusLogic.NEXT_PAGE_FIRST_ITEM) {
-                        newIcon = handleNextPageFirstItem(workspace, hotseatLayout, pageIndex,
-                                isRtl);
-                    } else if (newIconIndex == FocusLogic.PREVIOUS_PAGE_LAST_ITEM) {
-                        newIcon = handlePreviousPageLastItem(workspace, hotseatLayout, pageIndex,
-                                isRtl);
-                    } else {
-                        newIcon = parent.getChildAt(newIconIndex);
-                    }
-                }
-                break;
-            case FocusLogic.PREVIOUS_PAGE_FIRST_ITEM:
-                workspaceLayout = (CellLayout) workspace.getChildAt(pageIndex - 1);
-                newIcon = getFirstFocusableIconInReadingOrder(workspaceLayout, isRtl);
-                if (newIcon == null) {
-                    // Check the hotseat if no focusable item was found on the workspace.
-                    newIcon = getFirstFocusableIconInReadingOrder(hotseatLayout, isRtl);
-                    workspace.snapToPage(pageIndex - 1);
-                }
-                break;
-            case FocusLogic.PREVIOUS_PAGE_LAST_ITEM:
-                newIcon = handlePreviousPageLastItem(workspace, hotseatLayout, pageIndex, isRtl);
-                break;
-            case FocusLogic.NEXT_PAGE_FIRST_ITEM:
-                newIcon = handleNextPageFirstItem(workspace, hotseatLayout, pageIndex, isRtl);
-                break;
-            case FocusLogic.NEXT_PAGE_LEFT_COLUMN:
-            case FocusLogic.PREVIOUS_PAGE_LEFT_COLUMN:
-                newPageIndex = pageIndex + 1;
-                if (newIconIndex == FocusLogic.PREVIOUS_PAGE_LEFT_COLUMN) {
-                    newPageIndex = pageIndex - 1;
-                }
-                row = ((CellLayout.LayoutParams) v.getLayoutParams()).cellY;
-                parent = getCellLayoutChildrenForIndex(workspace, newPageIndex);
-                if (parent != null) {
-                    iconLayout = (CellLayout) parent.getParent();
-                    matrix = FocusLogic.createSparseMatrixWithPivotColumn(iconLayout, -1, row);
-                    newIconIndex = FocusLogic.handleKeyEvent(keyCode, matrix, FocusLogic.PIVOT,
-                            newPageIndex, pageCount, Utilities.isRtl(v.getResources()));
-                    if (newIconIndex == FocusLogic.NEXT_PAGE_FIRST_ITEM) {
-                        newIcon = handleNextPageFirstItem(workspace, hotseatLayout, pageIndex,
-                                isRtl);
-                    } else if (newIconIndex == FocusLogic.PREVIOUS_PAGE_LAST_ITEM) {
-                        newIcon = handlePreviousPageLastItem(workspace, hotseatLayout, pageIndex,
-                                isRtl);
-                    } else {
-                        newIcon = parent.getChildAt(newIconIndex);
-                    }
-                }
-                break;
-            case FocusLogic.CURRENT_PAGE_FIRST_ITEM:
-                newIcon = getFirstFocusableIconInReadingOrder(workspaceLayout, isRtl);
-                if (newIcon == null) {
-                    // Check the hotseat if no focusable item was found on the workspace.
-                    newIcon = getFirstFocusableIconInReadingOrder(hotseatLayout, isRtl);
-                }
-                break;
-            case FocusLogic.CURRENT_PAGE_LAST_ITEM:
-                newIcon = getFirstFocusableIconInReverseReadingOrder(workspaceLayout, isRtl);
-                if (newIcon == null) {
-                    // Check the hotseat if no focusable item was found on the workspace.
-                    newIcon = getFirstFocusableIconInReverseReadingOrder(hotseatLayout, isRtl);
-                }
-                break;
-            default:
-                // current page, some item.
-                if (0 <= newIconIndex && newIconIndex < parent.getChildCount()) {
-                    newIcon = parent.getChildAt(newIconIndex);
-                } else if (parent.getChildCount() <= newIconIndex &&
-                        newIconIndex < parent.getChildCount() + hotseatParent.getChildCount()) {
-                    newIcon = hotseatParent.getChildAt(newIconIndex - parent.getChildCount());
-                }
-                break;
-        }
-        if (newIcon != null) {
-            newIcon.requestFocus();
-            playSoundEffect(keyCode, v);
-        }
-        return consume;
-    }
-
-    //
-    // Helper methods.
-    //
-
-    /**
-     * Private helper method to get the CellLayoutChildren given a CellLayout index.
-     */
-    @Thunk static ShortcutAndWidgetContainer getCellLayoutChildrenForIndex(
-            ViewGroup container, int i) {
-        CellLayout parent = (CellLayout) container.getChildAt(i);
-        return parent.getShortcutsAndWidgets();
-    }
-
-    /**
-     * Helper method to be used for playing sound effects.
-     */
-    @Thunk static void playSoundEffect(int keyCode, View v) {
-        switch (keyCode) {
-            case KeyEvent.KEYCODE_DPAD_LEFT:
-                v.playSoundEffect(SoundEffectConstants.NAVIGATION_LEFT);
-                break;
-            case KeyEvent.KEYCODE_DPAD_RIGHT:
-                v.playSoundEffect(SoundEffectConstants.NAVIGATION_RIGHT);
-                break;
-            case KeyEvent.KEYCODE_DPAD_DOWN:
-            case KeyEvent.KEYCODE_PAGE_DOWN:
-            case KeyEvent.KEYCODE_MOVE_END:
-                v.playSoundEffect(SoundEffectConstants.NAVIGATION_DOWN);
-                break;
-            case KeyEvent.KEYCODE_DPAD_UP:
-            case KeyEvent.KEYCODE_PAGE_UP:
-            case KeyEvent.KEYCODE_MOVE_HOME:
-                v.playSoundEffect(SoundEffectConstants.NAVIGATION_UP);
-                break;
-            default:
-                break;
-        }
-    }
-
-    private static View handlePreviousPageLastItem(Workspace workspace, CellLayout hotseatLayout,
-            int pageIndex, boolean isRtl) {
-        if (pageIndex - 1 < 0) {
-            return null;
-        }
-        CellLayout workspaceLayout = (CellLayout) workspace.getChildAt(pageIndex - 1);
-        View newIcon = getFirstFocusableIconInReverseReadingOrder(workspaceLayout, isRtl);
-        if (newIcon == null) {
-            // Check the hotseat if no focusable item was found on the workspace.
-            newIcon = getFirstFocusableIconInReverseReadingOrder(hotseatLayout,isRtl);
-            workspace.snapToPage(pageIndex - 1);
-        }
-        return newIcon;
-    }
-
-    private static View handleNextPageFirstItem(Workspace workspace, CellLayout hotseatLayout,
-            int pageIndex, boolean isRtl) {
-        if (pageIndex + 1 >= workspace.getPageCount()) {
-            return null;
-        }
-        CellLayout workspaceLayout = (CellLayout) workspace.getChildAt(pageIndex + 1);
-        View newIcon = getFirstFocusableIconInReadingOrder(workspaceLayout, isRtl);
-        if (newIcon == null) {
-            // Check the hotseat if no focusable item was found on the workspace.
-            newIcon = getFirstFocusableIconInReadingOrder(hotseatLayout, isRtl);
-            workspace.snapToPage(pageIndex + 1);
-        }
-        return newIcon;
-    }
-
-    private static View getFirstFocusableIconInReadingOrder(CellLayout cellLayout, boolean isRtl) {
-        View icon;
-        int countX = cellLayout.getCountX();
-        for (int y = 0; y < cellLayout.getCountY(); y++) {
-            int increment = isRtl ? -1 : 1;
-            for (int x = isRtl ? countX - 1 : 0; 0 <= x && x < countX; x += increment) {
-                if ((icon = cellLayout.getChildAt(x, y)) != null && icon.isFocusable()) {
-                    return icon;
-                }
-            }
-        }
-        return null;
-    }
-
-    private static View getFirstFocusableIconInReverseReadingOrder(CellLayout cellLayout,
-            boolean isRtl) {
-        View icon;
-        int countX = cellLayout.getCountX();
-        for (int y = cellLayout.getCountY() - 1; y >= 0; y--) {
-            int increment = isRtl ? 1 : -1;
-            for (int x = isRtl ? 0 : countX - 1; 0 <= x && x < countX; x += increment) {
-                if ((icon = cellLayout.getChildAt(x, y)) != null && icon.isFocusable()) {
-                    return icon;
-                }
-            }
-        }
-        return null;
-    }
-}
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index fa63885..78e6f68 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1609,8 +1609,7 @@
         LauncherAppState.getIDP(this).removeOnChangeListener(this);
 
         mOverlayManager.onActivityDestroyed(this);
-        mAppTransitionManager.unregisterRemoteAnimations();
-        mAppTransitionManager.unregisterRemoteTransitions();
+        mAppTransitionManager.onActivityDestroyed();
         mUserChangedCallbackCloseable.close();
         mLiveSearchManager.stop();
     }
@@ -2761,8 +2760,10 @@
         return super.onKeyUp(keyCode, event);
     }
 
-    protected StateHandler<LauncherState>[] createStateHandlers() {
-        return new StateHandler[] { getAllAppsController(), getWorkspace() };
+    @Override
+    protected void collectStateHandlers(List<StateHandler> out) {
+        out.add(getAllAppsController());
+        out.add(getWorkspace());
     }
 
     public TouchController[] createTouchControllers() {
diff --git a/src/com/android/launcher3/LauncherAppTransitionManager.java b/src/com/android/launcher3/LauncherAppTransitionManager.java
index 0fa441a..d0bf577 100644
--- a/src/com/android/launcher3/LauncherAppTransitionManager.java
+++ b/src/com/android/launcher3/LauncherAppTransitionManager.java
@@ -62,6 +62,13 @@
     }
 
     /**
+     * Handles clean up when activity is destroyed.
+     */
+    public void onActivityDestroyed() {
+        // Do nothing
+    }
+
+    /**
      * Unregisters all remote animations.
      */
     public void unregisterRemoteAnimations() {
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index dfdc53c..22c257a 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -193,6 +193,7 @@
         public static final int CONTAINER_DESKTOP = -100;
         public static final int CONTAINER_HOTSEAT = -101;
         public static final int CONTAINER_PREDICTION = -102;
+        public static final int CONTAINER_WIDGETS_PREDICTION = -111;
         public static final int CONTAINER_HOTSEAT_PREDICTION = -103;
         public static final int CONTAINER_ALL_APPS = -104;
         public static final int CONTAINER_WIDGETS_TRAY = -105;
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index c6766a4..50f1e44 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -96,8 +96,6 @@
     private static final int MIN_FLING_VELOCITY = 250;
 
     private boolean mFreeScroll = false;
-    /** If {@code false}, disable swipe gesture to switch between pages. */
-    private boolean mSwipeGestureEnabled = true;
 
     protected final int mFlingThresholdVelocity;
     protected final int mEasyFlingThresholdVelocity;
@@ -860,14 +858,6 @@
     }
 
     /**
-     * If {@code enableSwipeGesture} is {@code true}, enables swipe gesture to navigate between
-     * pages. Otherwise, disables the navigation gesture.
-     */
-    public void setSwipeGestureEnabled(boolean swipeGestureEnabled) {
-        mSwipeGestureEnabled = swipeGestureEnabled;
-    }
-
-    /**
      * {@inheritDoc}
      */
     @Override
@@ -889,8 +879,6 @@
          * scrolling there.
          */
 
-        if (!mSwipeGestureEnabled) return false;
-
         // Skip touch handling if there are no pages to swipe
         if (getChildCount() <= 0) return false;
 
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index a92e1aa..edd9a9f 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -199,7 +199,9 @@
                 break;
             }
         }
-        rebindAdapters(hasWorkApps);
+        if (!mAH[AdapterHolder.MAIN].appsList.hasFilter()) {
+            rebindAdapters(hasWorkApps);
+        }
         if (hasWorkApps) {
             resetWorkProfile();
         }
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index 5030c5e..bb175ea 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -240,20 +240,18 @@
         @Override
         public int getSpanSize(int position) {
             int viewType = mApps.getAdapterItems().get(position).viewType;
+            int totalSpans = mGridLayoutMgr.getSpanCount();
             if (isIconViewType(viewType)) {
-                return 1 * SPAN_MULTIPLIER;
+                return totalSpans / mAppsPerRow;
             } else if (mSearchAdapterProvider.isSearchView(viewType)) {
-                return mSearchAdapterProvider.getGridSpanSize(viewType, mAppsPerRow);
+                return totalSpans / mSearchAdapterProvider.getItemsPerRow(viewType, mAppsPerRow);
             } else {
                 // Section breaks span the full width
-                return mAppsPerRow * SPAN_MULTIPLIER;
+                return totalSpans;
             }
         }
     }
 
-    // multiplier to support adapter item column count that is not mAppsPerRow.
-    public static final int SPAN_MULTIPLIER = 3;
-
     private final BaseDraggingActivity mLauncher;
     private final LayoutInflater mLayoutInflater;
     private final AlphabeticalAppsList mApps;
@@ -285,14 +283,19 @@
 
         mOnIconClickListener = launcher.getItemOnClickListener();
 
-        setAppsPerRow(mLauncher.getDeviceProfile().inv.numAllAppsColumns);
-
         mSearchAdapterProvider = searchAdapterProvider;
+        setAppsPerRow(mLauncher.getDeviceProfile().inv.numAllAppsColumns);
     }
 
     public void setAppsPerRow(int appsPerRow) {
         mAppsPerRow = appsPerRow;
-        mGridLayoutMgr.setSpanCount(mAppsPerRow * SPAN_MULTIPLIER);
+        int totalSpans = mAppsPerRow;
+        for (int itemPerRow : mSearchAdapterProvider.getSupportedItemsPerRowArray()) {
+            if (totalSpans % itemPerRow != 0) {
+                totalSpans *= itemPerRow;
+            }
+        }
+        mGridLayoutMgr.setSpanCount(totalSpans);
     }
 
     /**
diff --git a/src/com/android/launcher3/allapps/AllAppsInsetTransitionController.java b/src/com/android/launcher3/allapps/AllAppsInsetTransitionController.java
deleted file mode 100644
index b34c8b8..0000000
--- a/src/com/android/launcher3/allapps/AllAppsInsetTransitionController.java
+++ /dev/null
@@ -1,315 +0,0 @@
-/*
- * Copyright (C) 2020 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.allapps;
-
-import android.annotation.TargetApi;
-import android.graphics.Insets;
-import android.os.Build;
-import android.util.Log;
-import android.view.View;
-import android.view.WindowInsets;
-import android.view.WindowInsetsAnimationControlListener;
-import android.view.WindowInsetsAnimationController;
-import android.view.animation.Interpolator;
-import android.view.animation.LinearInterpolator;
-
-import androidx.annotation.Nullable;
-
-import com.android.launcher3.Utilities;
-import com.android.launcher3.util.UiThreadHelper;
-
-/**
- * Handles IME over all apps to be synchronously transitioning along with the passed in
- * root inset.
- */
-public class AllAppsInsetTransitionController {
-
-    private static final boolean DEBUG = true;
-    private static final String TAG = "AllAppsInsetTransitionController";
-    private static final Interpolator LINEAR = new LinearInterpolator();
-
-    private WindowInsetsAnimationController mAnimationController;
-    private WindowInsetsAnimationControlListener mCurrentRequest;
-
-    private Runnable mSearchEduRunnable;
-
-    private float mAllAppsHeight;
-
-    private int mDownInsetBottom;
-    private boolean mShownAtDown;
-
-    private int mHiddenInsetBottom;
-    private int mShownInsetBottom;
-
-    private float mDown, mCurrent;
-    private View mApps;
-
-    /**
-     *
-     */
-    public boolean showSearchEduIfNecessary() {
-        if (mSearchEduRunnable == null) {
-            return false;
-        }
-        mSearchEduRunnable.run();
-        return true;
-    }
-
-    public void setSearchEduRunnable(Runnable eduRunnable) {
-        mSearchEduRunnable = eduRunnable;
-    }
-
-    // Only purpose of these states is to keep track of fast fling transition
-    enum State {
-        RESET, DRAG_START_BOTTOM, DRAG_START_BOTTOM_IME_CANCELLED,
-        FLING_END_TOP, FLING_END_TOP_IME_CANCELLED,
-        DRAG_START_TOP, FLING_END_BOTTOM
-    }
-
-    private State mState;
-
-    public AllAppsInsetTransitionController(float allAppsHeight, View appsView) {
-        mAllAppsHeight = allAppsHeight;
-        mApps = appsView;
-    }
-
-    public void show() {
-        mApps.getWindowInsetsController().show(WindowInsets.Type.ime());
-    }
-
-    public void hide() {
-        if (!Utilities.ATLEAST_R) return;
-
-        WindowInsets insets = mApps.getRootWindowInsets();
-        if (insets == null) return;
-
-        boolean imeVisible = insets.isVisible(WindowInsets.Type.ime());
-
-        if (DEBUG) {
-            Log.d(TAG, "\nhide imeVisible=" + imeVisible);
-        }
-        if (insets.isVisible(WindowInsets.Type.ime())) {
-            mApps.getWindowInsetsController().hide(WindowInsets.Type.ime());
-        }
-    }
-
-    /**
-     * Initializes member variables and requests for the {@link WindowInsetsAnimationController}
-     * object.
-     *
-     * @param progress value between 0..1
-     */
-    @TargetApi(Build.VERSION_CODES.R)
-    public void onDragStart(float progress) {
-        if (!Utilities.ATLEAST_R) return;
-
-        // Until getRootWindowInsets().isVisible(...) method returns correct value,
-        // only support InsetController based IME transition during swipe up and
-        // NOT swipe down
-        if (Float.compare(progress, 0f) == 0) return;
-
-        setState(true, false, progress);
-        mDown = progress * mAllAppsHeight;
-
-        // Below two values are sometimes incorrect. Possibly a platform bug
-        // mDownInsetBottom = mApps.getRootWindowInsets().getInsets(WindowInsets.Type.ime()).bottom;
-        // mShownAtDown = mApps.getRootWindowInsets().isVisible(WindowInsets.Type.ime());
-
-        if (DEBUG) {
-            Log.d(TAG, "\nonDragStart progress=" + progress
-                    + " mDownInsets=" + mDownInsetBottom
-                    + " mShownAtDown=" + mShownAtDown);
-        }
-
-        mApps.getWindowInsetsController().controlWindowInsetsAnimation(
-                WindowInsets.Type.ime(), -1 /* no predetermined duration */, LINEAR, null,
-                mCurrentRequest = new WindowInsetsAnimationControlListener() {
-
-                    @Override
-                    public void onReady(WindowInsetsAnimationController controller, int types) {
-                        if (DEBUG) {
-                            Log.d(TAG, "Listener.onReady " + (mCurrentRequest == this));
-                        }
-                        if (controller != null) {
-                            if (mCurrentRequest == this && !handleFinishOnFling(controller)) {
-                                mAnimationController = controller;
-                            } else {
-                                controller.finish(false /* just don't show */);
-                            }
-                        }
-                    }
-
-                    @Override
-                    public void onFinished(WindowInsetsAnimationController controller) {
-                        // when screen lock happens, then this method get called
-                        if (DEBUG) {
-                            Log.d(TAG, "Listener.onFinished ctrl=" + controller
-                                    + " mAnimationController=" + mAnimationController);
-                        }
-                        if (mAnimationController != null) {
-                            mAnimationController.finish(true);
-                            mAnimationController = null;
-                        }
-                    }
-
-                    @Override
-                    public void onCancelled(@Nullable WindowInsetsAnimationController controller) {
-                        if (DEBUG) {
-                            // Keep the verbose logging to chase down IME not showing up issue.
-                            // b/178904132
-                            Log.e(TAG, "Listener.onCancelled ctrl=" + controller
-                                    + " mAnimationController=" + mAnimationController,
-                                    new Exception());
-                        }
-                        if (mState == State.DRAG_START_BOTTOM) {
-                            mState = State.DRAG_START_BOTTOM_IME_CANCELLED;
-                        }
-                        mAnimationController = null;
-                        if (controller != null) {
-                            controller.finish(true);
-                        }
-                    }
-                });
-    }
-
-    /**
-     * If IME bounds after touch sequence finishes, call finish.
-     */
-    private boolean handleFinishOnFling(WindowInsetsAnimationController controller) {
-        if (!Utilities.ATLEAST_R) return false;
-
-        if (mState == State.FLING_END_TOP) {
-            controller.finish(true);
-            return true;
-        } else if (mState == State.FLING_END_BOTTOM) {
-            controller.finish(false);
-            return true;
-        }
-        return false;
-    }
-
-    /**
-     * Handles the translation using the progress.
-     *
-     * @param progress value between 0..1
-     */
-    @TargetApi(Build.VERSION_CODES.R)
-    public void setProgress(float progress) {
-        if (!Utilities.ATLEAST_R) return;
-        // progress that equals to 0 or 1 is error prone. Do not use them.
-        // Instead use onDragStart and onAnimationEnd
-        if (mAnimationController == null || progress <= 0f || progress >= 1f) return;
-
-        mCurrent = progress * mAllAppsHeight;
-        mHiddenInsetBottom = mAnimationController.getHiddenStateInsets().bottom; // 0
-        mShownInsetBottom = mAnimationController.getShownStateInsets().bottom; // 1155
-
-        int shift = mShownAtDown ? 0 : (int) (mAllAppsHeight - mShownInsetBottom);
-
-        int inset = (int) (mDownInsetBottom + (mDown - mCurrent) - shift);
-
-        final int start = mShownAtDown ? mShownInsetBottom : mHiddenInsetBottom;
-        final int end = mShownAtDown ? mHiddenInsetBottom : mShownInsetBottom;
-        inset = Math.max(inset, mHiddenInsetBottom);
-        inset = Math.min(inset, mShownInsetBottom);
-        if (DEBUG && false) {
-            Log.d(TAG, "updateInset mCurrent=" + mCurrent + " mDown="
-                    + mDown + " hidden=" + mHiddenInsetBottom
-                    + " shown=" + mShownInsetBottom
-                    + " mDownInsets.bottom=" + mDownInsetBottom + " inset=" + inset
-                    + " shift= " + shift);
-        }
-
-        mAnimationController.setInsetsAndAlpha(
-                Insets.of(0, 0, 0, inset),
-                1f, (inset - start) / (float) (end - start));
-    }
-
-    /**
-     * Report to the animation controller that we no longer plan to translate anymore.
-     *
-     * @param progress value between 0..1
-     */
-    @TargetApi(Build.VERSION_CODES.R)
-    public void onAnimationEnd(float progress) {
-        if (DEBUG) {
-            Log.d(TAG, "onAnimationEnd progress=" + progress
-                    + " mAnimationController=" + mAnimationController);
-        }
-        if (mState == null) {
-            // only called when launcher restarting.
-            UiThreadHelper.hideKeyboardAsync(mApps.getContext(), mApps.getWindowToken());
-        }
-
-        setState(false, true, progress);
-
-
-        if (mAnimationController == null) {
-            if (mState == State.FLING_END_TOP_IME_CANCELLED) {
-                mApps.getWindowInsetsController().show(WindowInsets.Type.ime());
-            }
-            return;
-        }
-
-        /* handle finish */
-        if (mState == State.FLING_END_TOP) {
-            mAnimationController.finish(true /* show */);
-        } else {
-            if (Float.compare(progress, 1f) == 0 /* bottom */) {
-                mAnimationController.finish(false /* gone */);
-            } else {
-                mAnimationController.finish(mShownAtDown);
-            }
-        }
-        /* handle finish */
-
-        if (DEBUG) {
-            Log.d(TAG, "endTranslation progress=" + progress
-                    + " mAnimationController=" + mAnimationController);
-        }
-        mAnimationController = null;
-        mCurrentRequest = null;
-        setState(false, false, progress);
-    }
-
-    private void setState(boolean start, boolean end, float progress) {
-        State state = State.RESET;
-        if (start && end) {
-            throw new IllegalStateException("drag start and end cannot happen in same call");
-        }
-        if (start) {
-            if (Float.compare(progress, 1f) == 0) {
-                state = State.DRAG_START_BOTTOM;
-            } else if (Float.compare(progress, 0f) == 0) {
-                state = State.DRAG_START_TOP;
-            }
-        } else if (end) {
-            if (Float.compare(progress, 1f) == 0 && mState == State.DRAG_START_TOP) {
-                state = State.FLING_END_BOTTOM;
-            } else if (Float.compare(progress, 0f) == 0) {
-                if (mState == State.DRAG_START_BOTTOM) {
-                    state = State.FLING_END_TOP;
-                } else if (mState == State.DRAG_START_BOTTOM_IME_CANCELLED) {
-                    state = State.FLING_END_TOP_IME_CANCELLED;
-                }
-            }
-        }
-        if (DEBUG) {
-            Log.d(TAG, "setState " + mState + " -> " + state);
-        }
-        mState = state;
-    }
-}
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index ace9938..179cb77 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -19,6 +19,9 @@
 import static android.view.View.MeasureSpec.UNSPECIFIED;
 import static android.view.View.MeasureSpec.makeMeasureSpec;
 
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_VERTICAL_SWIPE_BEGIN;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_VERTICAL_SWIPE_END;
+
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Canvas;
@@ -36,6 +39,7 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
+import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.views.RecyclerViewFastScroller;
 
 import java.util.ArrayList;
@@ -176,6 +180,23 @@
     }
 
     @Override
+    public void onScrollStateChanged(int state) {
+        super.onScrollStateChanged(state);
+
+        StatsLogManager mgr = BaseDraggingActivity.fromContext(getContext()).getStatsLogManager();
+        switch (state) {
+            case SCROLL_STATE_DRAGGING:
+                mgr.logger().sendToInteractionJankMonitor(
+                        LAUNCHER_ALLAPPS_VERTICAL_SWIPE_BEGIN, this);
+                break;
+            case SCROLL_STATE_IDLE:
+                mgr.logger().sendToInteractionJankMonitor(
+                        LAUNCHER_ALLAPPS_VERTICAL_SWIPE_END, this);
+                break;
+        }
+    }
+
+    @Override
     public boolean onInterceptTouchEvent(MotionEvent e) {
         boolean result = super.onInterceptTouchEvent(e);
         if (!result && e.getAction() == MotionEvent.ACTION_DOWN
diff --git a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
index 9328a3d..f4d735e 100644
--- a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
+++ b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
@@ -48,7 +48,6 @@
     @Override
     public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
         List<AllAppsGridAdapter.AdapterItem> adapterItems = mAppsView.getApps().getAdapterItems();
-        boolean drawFallbackFocusedView = true;
         for (int i = 0; i < parent.getChildCount(); i++) {
             View view = parent.getChildAt(i);
             int position = parent.getChildAdapterPosition(view);
@@ -60,28 +59,12 @@
                     decorationHandler.extendBounds(view);
                     if (sectionInfo.isFocusedView()) {
                         decorationHandler.onFocusDraw(c, view);
-                        drawFallbackFocusedView = false;
                     } else {
                         decorationHandler.onGroupDraw(c);
                     }
                 }
             }
         }
-        // fallback logic in case none of the SearchTarget is labeled as focused item
-        if (drawFallbackFocusedView) {
-            for (int i = 0; i < parent.getChildCount(); i++) {
-                View view = parent.getChildAt(i);
-                int position = parent.getChildAdapterPosition(view);
-                AllAppsGridAdapter.AdapterItem adapterItem = adapterItems.get(position);
-                if (adapterItem.sectionDecorationInfo != null) {
-                    SectionDecorationInfo sectionInfo = adapterItem.sectionDecorationInfo;
-                    SectionDecorationHandler decorationHandler = sectionInfo.getDecorationHandler();
-                    if (decorationHandler != null) {
-                        drawDecoration(c, decorationHandler, parent);
-                    }
-                }
-            }
-        }
     }
 
     // Fallback logic in case non of the SearchTarget is labeled as focused item.
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index dc58c99..abf63dc 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -33,18 +33,15 @@
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
-import android.content.SharedPreferences;
 import android.util.FloatProperty;
 import android.view.View;
 import android.view.animation.Interpolator;
-import android.widget.EditText;
-
-import androidx.core.os.BuildCompat;
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
@@ -63,8 +60,8 @@
  * If release velocity < THRES1, snap according to either top or bottom depending on whether it's
  * closer to top or closer to the page indicator.
  */
-public class AllAppsTransitionController implements StateHandler<LauncherState>,
-        OnDeviceProfileChangeListener, SharedPreferences.OnSharedPreferenceChangeListener {
+public class AllAppsTransitionController
+        implements StateHandler<LauncherState>, OnDeviceProfileChangeListener {
 
     public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PROGRESS =
             new FloatProperty<AllAppsTransitionController>("allAppsProgress") {
@@ -81,7 +78,6 @@
             };
 
     private static final int APPS_VIEW_ALPHA_CHANNEL_INDEX = 0;
-    private static final String PREF_KEY_SHOW_SEARCH_IME = "pref_search_show_ime";
 
     private AllAppsContainerView mAppsView;
     private ScrimView mScrimView;
@@ -99,8 +95,6 @@
     private float mProgress;        // [0, 1], mShiftRange * mProgress = shiftCurrent
 
     private float mScrollRangeDelta = 0;
-    private AllAppsInsetTransitionController mInsetController;
-    private boolean mSearchImeEnabled;
 
     public AllAppsTransitionController(Launcher l) {
         mLauncher = l;
@@ -109,19 +103,12 @@
 
         mIsVerticalLayout = mLauncher.getDeviceProfile().isVerticalBarLayout();
         mLauncher.addOnDeviceProfileChangeListener(this);
-
-        onSharedPreferenceChanged(mLauncher.getSharedPrefs(), PREF_KEY_SHOW_SEARCH_IME);
-        mLauncher.getSharedPrefs().registerOnSharedPreferenceChangeListener(this);
     }
 
     public float getShiftRange() {
         return mShiftRange;
     }
 
-    public AllAppsInsetTransitionController getInsetController() {
-        return mInsetController;
-    }
-
     @Override
     public void onDeviceProfileChanged(DeviceProfile dp) {
         mIsVerticalLayout = dp.isVerticalBarLayout();
@@ -144,13 +131,9 @@
      */
     public void setProgress(float progress) {
         mProgress = progress;
-        mScrimView.setProgress(progress);
-        float shiftCurrent = progress * mShiftRange;
 
-        mAppsView.setTranslationY(shiftCurrent);
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && mSearchImeEnabled) {
-            mInsetController.setProgress(progress);
-        }
+        mScrimView.setProgress(progress);
+        mAppsView.setTranslationY(progress * mShiftRange);
     }
 
     public float getProgress() {
@@ -239,8 +222,7 @@
     public void setupViews(AllAppsContainerView appsView, ScrimView scrimView) {
         mAppsView = appsView;
         mScrimView = scrimView;
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && BuildCompat.isAtLeastR()) {
-            mInsetController = new AllAppsInsetTransitionController(mShiftRange, mAppsView);
+        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && Utilities.ATLEAST_R) {
             mLauncher.getSystemUiController().updateUiState(UI_STATE_ALLAPPS,
                     View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                             | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
@@ -267,23 +249,5 @@
         if (Float.compare(mProgress, 1f) == 0) {
             mAppsView.reset(false /* animate */);
         }
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && mSearchImeEnabled
-                && BuildCompat.isAtLeastR()) {
-            mInsetController.onAnimationEnd(mProgress);
-            if (Float.compare(mProgress, 0f) == 0) {
-                EditText editText = mAppsView.getSearchUiManager().getEditText();
-                if (editText != null && !mInsetController.showSearchEduIfNecessary()) {
-                    editText.requestFocus();
-                }
-            }
-            // TODO: should make the controller hide synchronously
-        }
-    }
-
-    @Override
-    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String s) {
-        if (s.equals(PREF_KEY_SHOW_SEARCH_IME)) {
-            mSearchImeEnabled = sharedPreferences.getBoolean(s, true);
-        }
     }
 }
diff --git a/src/com/android/launcher3/allapps/SearchUiManager.java b/src/com/android/launcher3/allapps/SearchUiManager.java
index 39410a7..0d42950 100644
--- a/src/com/android/launcher3/allapps/SearchUiManager.java
+++ b/src/com/android/launcher3/allapps/SearchUiManager.java
@@ -20,10 +20,10 @@
 import android.graphics.Rect;
 import android.view.KeyEvent;
 import android.view.animation.Interpolator;
-import android.widget.EditText;
 
 import androidx.annotation.Nullable;
 
+import com.android.launcher3.ExtendedEditText;
 import com.android.launcher3.anim.PropertySetter;
 
 /**
@@ -75,7 +75,7 @@
      * @return the edit text object
      */
     @Nullable
-    EditText getEditText();
+    ExtendedEditText getEditText();
 
     /**
      * sets highlight result's title
diff --git a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
index 426fd0c..2261d51 100644
--- a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
+++ b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
@@ -32,7 +32,6 @@
 import android.view.View;
 import android.view.ViewGroup.MarginLayoutParams;
 import android.view.animation.Interpolator;
-import android.widget.EditText;
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
@@ -230,7 +229,7 @@
     }
 
     @Override
-    public EditText getEditText() {
+    public ExtendedEditText getEditText() {
         return this;
     }
 }
diff --git a/src/com/android/launcher3/allapps/search/SearchAdapterProvider.java b/src/com/android/launcher3/allapps/search/SearchAdapterProvider.java
index a79ec43..fdacd3d 100644
--- a/src/com/android/launcher3/allapps/search/SearchAdapterProvider.java
+++ b/src/com/android/launcher3/allapps/search/SearchAdapterProvider.java
@@ -51,10 +51,17 @@
             ViewGroup parent, int viewType);
 
     /**
+     * Returns supported item per row combinations supported
+     */
+    public int[] getSupportedItemsPerRowArray() {
+        return new int[]{};
+    }
+
+    /**
      * Returns how many cells a view should span
      */
-    public int getGridSpanSize(int viewType, int appsPerRow) {
-        return appsPerRow * AllAppsGridAdapter.SPAN_MULTIPLIER;
+    public int getItemsPerRow(int viewType, int appsPerRow) {
+        return appsPerRow;
     }
 
     /**
diff --git a/src/com/android/launcher3/dragndrop/AddItemActivity.java b/src/com/android/launcher3/dragndrop/AddItemActivity.java
index 5dc94ff..c972cbb 100644
--- a/src/com/android/launcher3/dragndrop/AddItemActivity.java
+++ b/src/com/android/launcher3/dragndrop/AddItemActivity.java
@@ -58,6 +58,7 @@
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
 import com.android.launcher3.widget.PendingAddWidgetInfo;
+import com.android.launcher3.widget.WidgetCell;
 import com.android.launcher3.widget.WidgetHostViewLoader;
 import com.android.launcher3.widget.WidgetImageView;
 import com.android.launcher3.widget.WidgetManagerHelper;
@@ -78,7 +79,7 @@
     private LauncherAppState mApp;
     private InvariantDeviceProfile mIdp;
 
-    private LivePreviewWidgetCell mWidgetCell;
+    private WidgetCell mWidgetCell;
 
     // Widget request specific options.
     private LauncherAppWidgetHost mAppWidgetHost;
@@ -117,8 +118,9 @@
             }
         }
 
-        mWidgetCell.setOnTouchListener(this);
-        mWidgetCell.setOnLongClickListener(this);
+        WidgetImageView preview = mWidgetCell.findViewById(R.id.widget_preview);
+        preview.setOnTouchListener(this);
+        preview.setOnLongClickListener(this);
 
         // savedInstanceState is null when the activity is created the first time (i.e., avoids
         // duplicate logging during rotation)
diff --git a/src/com/android/launcher3/dragndrop/LivePreviewWidgetCell.java b/src/com/android/launcher3/dragndrop/LivePreviewWidgetCell.java
deleted file mode 100644
index fa062f5..0000000
--- a/src/com/android/launcher3/dragndrop/LivePreviewWidgetCell.java
+++ /dev/null
@@ -1,123 +0,0 @@
-package com.android.launcher3.dragndrop;
-
-import static com.android.launcher3.Utilities.ATLEAST_S;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.util.AttributeSet;
-import android.view.View;
-import android.widget.FrameLayout;
-import android.widget.RemoteViews;
-
-import com.android.launcher3.BaseActivity;
-import com.android.launcher3.DeviceProfile;
-import com.android.launcher3.WidgetPreviewLoader;
-import com.android.launcher3.icons.BitmapRenderer;
-import com.android.launcher3.model.WidgetItem;
-import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
-import com.android.launcher3.widget.WidgetCell;
-
-/**
- * Extension of {@link WidgetCell} which supports generating previews from {@link RemoteViews}
- */
-public class LivePreviewWidgetCell extends WidgetCell {
-
-    private RemoteViews mPreview;
-
-    public LivePreviewWidgetCell(Context context) {
-        this(context, null);
-    }
-
-    public LivePreviewWidgetCell(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
-    public LivePreviewWidgetCell(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    public void setPreview(RemoteViews view) {
-        mPreview = view;
-    }
-
-    public RemoteViews getPreview() {
-        return mPreview;
-    }
-
-    /** Resets any resource. This should be called before recycling this view. */
-    public void reset() {
-        mPreview = null;
-    }
-
-    @Override
-    public void ensurePreview() {
-        if (mPreview != null && mActiveRequest == null) {
-            Bitmap preview = generateFromRemoteViews(
-                    mActivity, mPreview, mItem.widgetInfo, mPresetPreviewSize, new int[1]);
-            if (preview != null) {
-                applyPreview(preview);
-                return;
-            }
-        }
-        super.ensurePreview();
-    }
-
-    @Override
-    public void applyFromCellItem(WidgetItem item, WidgetPreviewLoader loader) {
-        if (ATLEAST_S
-                && mPreview == null
-                && item.widgetInfo != null
-                && item.widgetInfo.previewLayout != Resources.ID_NULL) {
-            mPreview = new RemoteViews(item.widgetInfo.provider.getPackageName(),
-                    item.widgetInfo.previewLayout);
-        }
-
-        super.applyFromCellItem(item, loader);
-    }
-
-    /**
-     * Generates a bitmap by inflating {@param views}.
-     * @see com.android.launcher3.WidgetPreviewLoader#generateWidgetPreview
-     *
-     * TODO: Consider moving this to the background thread.
-     */
-    public static Bitmap generateFromRemoteViews(BaseActivity activity, RemoteViews views,
-            LauncherAppWidgetProviderInfo info, int previewSize, int[] preScaledWidthOut) {
-
-        DeviceProfile dp = activity.getDeviceProfile();
-        int viewWidth = dp.cellWidthPx * info.spanX;
-        int viewHeight = dp.cellHeightPx * info.spanY;
-
-        final View v;
-        try {
-            v = views.apply(activity, new FrameLayout(activity));
-            v.measure(MeasureSpec.makeMeasureSpec(viewWidth, MeasureSpec.EXACTLY),
-                    MeasureSpec.makeMeasureSpec(viewHeight, MeasureSpec.EXACTLY));
-
-            viewWidth = v.getMeasuredWidth();
-            viewHeight = v.getMeasuredHeight();
-            v.layout(0, 0, viewWidth, viewHeight);
-        } catch (Exception e) {
-            return null;
-        }
-
-        preScaledWidthOut[0] = viewWidth;
-        final int bitmapWidth, bitmapHeight;
-        final float scale;
-        if (viewWidth > previewSize) {
-            scale = ((float) previewSize) / viewWidth;
-            bitmapWidth = previewSize;
-            bitmapHeight = (int) (viewHeight * scale);
-        } else {
-            scale = 1;
-            bitmapWidth = viewWidth;
-            bitmapHeight = viewHeight;
-        }
-
-        return BitmapRenderer.createSoftwareBitmap(bitmapWidth, bitmapHeight, c -> {
-            c.scale(scale, scale);
-            v.draw(c);
-        });
-    }
-}
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index d554bb9..c5ffff9 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -21,6 +21,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_OVERVIEW_GESTURE;
 
 import android.content.Context;
+import android.view.View;
 
 import androidx.annotation.Nullable;
 import androidx.slice.SliceItem;
@@ -407,6 +408,12 @@
 
         @UiEvent(doc = "User switched to AllApps Work tab by tapping on it.")
         LAUNCHER_ALLAPPS_TAP_ON_WORK_TAB(722),
+
+        @UiEvent(doc = "All apps vertical fling started.")
+        LAUNCHER_ALLAPPS_VERTICAL_SWIPE_BEGIN(724),
+
+        @UiEvent(doc = "All apps vertical fling ended.")
+        LAUNCHER_ALLAPPS_VERTICAL_SWIPE_END(725)
         ;
 
         // ADD MORE
@@ -525,6 +532,13 @@
          */
         default void log(EventEnum event) {
         }
+
+        /**
+         * Builds the final message and logs it to two different atoms, one for
+         * event tracking and the other for jank tracking.
+         */
+        default void sendToInteractionJankMonitor(EventEnum event, View v) {
+        }
     }
 
     /**
diff --git a/src/com/android/launcher3/model/BaseModelUpdateTask.java b/src/com/android/launcher3/model/BaseModelUpdateTask.java
index 543ee2a..ad553d5 100644
--- a/src/com/android/launcher3/model/BaseModelUpdateTask.java
+++ b/src/com/android/launcher3/model/BaseModelUpdateTask.java
@@ -124,7 +124,7 @@
 
     public void bindUpdatedWidgets(BgDataModel dataModel) {
         final ArrayList<WidgetsListBaseEntry> widgets =
-                dataModel.widgetsModel.getWidgetsList(mApp.getContext());
+                dataModel.widgetsModel.getWidgetsListForPicker(mApp.getContext());
         scheduleCallbackTask(c -> c.bindAllWidgets(widgets));
     }
 
diff --git a/src/com/android/launcher3/popup/PopupDataProvider.java b/src/com/android/launcher3/popup/PopupDataProvider.java
index 1853632..7780894 100644
--- a/src/com/android/launcher3/popup/PopupDataProvider.java
+++ b/src/com/android/launcher3/popup/PopupDataProvider.java
@@ -58,8 +58,11 @@
     private HashMap<ComponentKey, Integer> mDeepShortcutMap = new HashMap<>();
     /** Maps packages to their DotInfo's . */
     private Map<PackageUserKey, DotInfo> mPackageUserToDotInfos = new HashMap<>();
-    /** Maps packages to their Widgets */
+
+    /** All installed widgets. */
     private List<WidgetsListBaseEntry> mAllWidgets = List.of();
+    /** Widgets that can be recommended to the users. */
+    private List<ItemInfo> mRecommendedWidgets = List.of();
 
     private PopupDataChangeListener mChangeListener = PopupDataChangeListener.INSTANCE;
 
@@ -187,6 +190,15 @@
         notificationListener.cancelNotificationFromLauncher(notificationKey);
     }
 
+    /**
+     * Sets a list of recommended widgets ordered by their order of appearance in the widgets
+     * recommendation UI.
+     */
+    public void setRecommendedWidgets(List<ItemInfo> recommendedWidgets) {
+        mRecommendedWidgets = recommendedWidgets;
+        mChangeListener.onRecommendedWidgetsBound();
+    }
+
     public void setAllWidgets(List<WidgetsListBaseEntry> allWidgets) {
         mAllWidgets = allWidgets;
         mChangeListener.onWidgetsBound();
@@ -200,6 +212,21 @@
         return mAllWidgets;
     }
 
+    /** Returns a list of recommended widgets. */
+    public List<WidgetItem> getRecommendedWidgets() {
+        HashMap<ComponentKey, WidgetItem> allWidgetItems = new HashMap<>();
+        mAllWidgets.stream()
+                .filter(entry -> entry instanceof WidgetsListContentEntry)
+                .forEach(entry -> ((WidgetsListContentEntry) entry).mWidgets
+                        .forEach(widget -> allWidgetItems.put(
+                                new ComponentKey(widget.componentName, widget.user), widget)));
+        return mRecommendedWidgets.stream()
+                .map(recommendedWidget -> allWidgetItems.get(
+                        new ComponentKey(recommendedWidget.getTargetComponent(),
+                                recommendedWidget.user)))
+                .collect(Collectors.toList());
+    }
+
     public List<WidgetItem> getWidgetsForPackageUser(PackageUserKey packageUserKey) {
         return mAllWidgets.stream()
                 .filter(row -> row instanceof WidgetsListContentEntry
@@ -244,5 +271,8 @@
         default void trimNotifications(Map<PackageUserKey, DotInfo> updatedDots) { }
 
         default void onWidgetsBound() { }
+
+        /** A callback to get notified when recommended widgets are bound. */
+        default void onRecommendedWidgetsBound() { }
     }
 }
diff --git a/src/com/android/launcher3/statemanager/StateManager.java b/src/com/android/launcher3/statemanager/StateManager.java
index a18f340..2b51e97 100644
--- a/src/com/android/launcher3/statemanager/StateManager.java
+++ b/src/com/android/launcher3/statemanager/StateManager.java
@@ -26,14 +26,12 @@
 import android.animation.AnimatorSet;
 import android.os.Handler;
 import android.os.Looper;
-import android.util.Log;
 
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
-import com.android.launcher3.testing.TestProtocol;
 
 import java.io.PrintWriter;
 import java.util.ArrayList;
@@ -90,7 +88,9 @@
 
     public StateHandler[] getStateHandlers() {
         if (mStateHandlers == null) {
-            mStateHandlers = mActivity.createStateHandlers();
+            ArrayList<StateHandler> handlers = new ArrayList<>();
+            mActivity.collectStateHandlers(handlers);
+            mStateHandlers = handlers.toArray(new StateHandler[handlers.size()]);
         }
         return mStateHandlers;
     }
diff --git a/src/com/android/launcher3/statemanager/StatefulActivity.java b/src/com/android/launcher3/statemanager/StatefulActivity.java
index 7abb653..8a35cb3 100644
--- a/src/com/android/launcher3/statemanager/StatefulActivity.java
+++ b/src/com/android/launcher3/statemanager/StatefulActivity.java
@@ -30,6 +30,8 @@
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.views.BaseDragLayer;
 
+import java.util.List;
+
 /**
  * Abstract activity with state management
  * @param <STATE_TYPE> Type of state object
@@ -46,7 +48,7 @@
     /**
      * Create handlers to control the property changes for this activity
      */
-    protected abstract StateHandler<STATE_TYPE>[] createStateHandlers();
+    protected abstract void collectStateHandlers(List<StateHandler> out);
 
     /**
      * Returns true if the activity is in the provided state
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index 6f1b2f9..516fc74 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -38,24 +38,19 @@
 import android.animation.AnimatorSet;
 import android.animation.ValueAnimator;
 import android.os.SystemClock;
-import android.util.Log;
 import android.view.HapticFeedbackConstants;
 import android.view.MotionEvent;
 
-import androidx.core.os.BuildCompat;
-
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.util.FlingBlockCheck;
 import com.android.launcher3.util.TouchController;
 
@@ -265,13 +260,6 @@
         }
         mCanBlockFling = mFromState == NORMAL;
         mFlingBlockCheck.unblockFling();
-        // Must be called after all the animation controllers have been paused
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()
-                && BuildCompat.isAtLeastR()
-                && (mToState == ALL_APPS || mToState == NORMAL)) {
-            mLauncher.getAllAppsController().getInsetController().onDragStart(
-                    mFromState == NORMAL ? 1f : 0f);
-        }
     }
 
     @Override
diff --git a/src/com/android/launcher3/util/FocusLogic.java b/src/com/android/launcher3/util/FocusLogic.java
deleted file mode 100644
index 4f4cccd..0000000
--- a/src/com/android/launcher3/util/FocusLogic.java
+++ /dev/null
@@ -1,553 +0,0 @@
-/*
- * Copyright (C) 2015 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.util;
-
-import android.util.Log;
-import android.view.KeyEvent;
-import android.view.View;
-import android.view.ViewGroup;
-
-import com.android.launcher3.CellLayout;
-import com.android.launcher3.DeviceProfile;
-import com.android.launcher3.ShortcutAndWidgetContainer;
-import com.android.launcher3.config.FeatureFlags;
-
-import java.util.Arrays;
-
-/**
- * Calculates the next item that a {@link KeyEvent} should change the focus to.
- *<p>
- * Note, this utility class calculates everything regards to icon index and its (x,y) coordinates.
- * Currently supports:
- * <ul>
- *  <li> full matrix of cells that are 1x1
- *  <li> sparse matrix of cells that are 1x1
- *     [ 1][  ][ 2][  ]
- *     [  ][  ][ 3][  ]
- *     [  ][ 4][  ][  ]
- *     [  ][ 5][ 6][ 7]
- * </ul>
- * *<p>
- * For testing, one can use a BT keyboard, or use following adb command.
- * ex. $ adb shell input keyevent 20 // KEYCODE_DPAD_LEFT
- */
-public class FocusLogic {
-
-    private static final String TAG = "FocusLogic";
-    private static final boolean DEBUG = false;
-
-    /** Item and page index related constant used by {@link #handleKeyEvent}. */
-    public static final int NOOP = -1;
-
-    public static final int PREVIOUS_PAGE_RIGHT_COLUMN  = -2;
-    public static final int PREVIOUS_PAGE_FIRST_ITEM    = -3;
-    public static final int PREVIOUS_PAGE_LAST_ITEM     = -4;
-    public static final int PREVIOUS_PAGE_LEFT_COLUMN   = -5;
-
-    public static final int CURRENT_PAGE_FIRST_ITEM     = -6;
-    public static final int CURRENT_PAGE_LAST_ITEM      = -7;
-
-    public static final int NEXT_PAGE_FIRST_ITEM        = -8;
-    public static final int NEXT_PAGE_LEFT_COLUMN       = -9;
-    public static final int NEXT_PAGE_RIGHT_COLUMN      = -10;
-
-    public static final int ALL_APPS_COLUMN = -11;
-
-    // Matrix related constant.
-    public static final int EMPTY = -1;
-    public static final int PIVOT = 100;
-
-    /**
-     * Returns true only if this utility class handles the key code.
-     */
-    public static boolean shouldConsume(int keyCode) {
-        return (keyCode == KeyEvent.KEYCODE_DPAD_LEFT || keyCode == KeyEvent.KEYCODE_DPAD_RIGHT ||
-                keyCode == KeyEvent.KEYCODE_DPAD_UP || keyCode == KeyEvent.KEYCODE_DPAD_DOWN ||
-                keyCode == KeyEvent.KEYCODE_MOVE_HOME || keyCode == KeyEvent.KEYCODE_MOVE_END ||
-                keyCode == KeyEvent.KEYCODE_PAGE_UP || keyCode == KeyEvent.KEYCODE_PAGE_DOWN);
-    }
-
-    public static int handleKeyEvent(int keyCode, int [][] map, int iconIdx, int pageIndex,
-            int pageCount, boolean isRtl) {
-
-        int cntX = map == null ? -1 : map.length;
-        int cntY = map == null ? -1 : map[0].length;
-
-        if (DEBUG) {
-            Log.v(TAG, String.format(
-                    "handleKeyEvent START: cntX=%d, cntY=%d, iconIdx=%d, pageIdx=%d, pageCnt=%d",
-                    cntX, cntY, iconIdx, pageIndex, pageCount));
-        }
-
-        int newIndex = NOOP;
-        switch (keyCode) {
-            case KeyEvent.KEYCODE_DPAD_LEFT:
-                newIndex = handleDpadHorizontal(iconIdx, cntX, cntY, map, -1 /*increment*/, isRtl);
-                if (!isRtl && newIndex == NOOP && pageIndex > 0) {
-                    newIndex = PREVIOUS_PAGE_RIGHT_COLUMN;
-                } else if (isRtl && newIndex == NOOP && pageIndex < pageCount - 1) {
-                    newIndex = NEXT_PAGE_RIGHT_COLUMN;
-                }
-                break;
-            case KeyEvent.KEYCODE_DPAD_RIGHT:
-                newIndex = handleDpadHorizontal(iconIdx, cntX, cntY, map, 1 /*increment*/, isRtl);
-                if (!isRtl && newIndex == NOOP && pageIndex < pageCount - 1) {
-                    newIndex = NEXT_PAGE_LEFT_COLUMN;
-                } else if (isRtl && newIndex == NOOP && pageIndex > 0) {
-                    newIndex = PREVIOUS_PAGE_LEFT_COLUMN;
-                }
-                break;
-            case KeyEvent.KEYCODE_DPAD_DOWN:
-                newIndex = handleDpadVertical(iconIdx, cntX, cntY, map, 1  /*increment*/);
-                break;
-            case KeyEvent.KEYCODE_DPAD_UP:
-                newIndex = handleDpadVertical(iconIdx, cntX, cntY, map, -1  /*increment*/);
-                break;
-            case KeyEvent.KEYCODE_MOVE_HOME:
-                newIndex = handleMoveHome();
-                break;
-            case KeyEvent.KEYCODE_MOVE_END:
-                newIndex = handleMoveEnd();
-                break;
-            case KeyEvent.KEYCODE_PAGE_DOWN:
-                newIndex = handlePageDown(pageIndex, pageCount);
-                break;
-            case KeyEvent.KEYCODE_PAGE_UP:
-                newIndex = handlePageUp(pageIndex);
-                break;
-            default:
-                break;
-        }
-
-        if (DEBUG) {
-            Log.v(TAG, String.format("handleKeyEvent FINISH: index [%d -> %s]",
-                    iconIdx, getStringIndex(newIndex)));
-        }
-        return newIndex;
-    }
-
-    /**
-     * Returns a matrix of size (m x n) that has been initialized with {@link #EMPTY}.
-     *
-     * @param m                 number of columns in the matrix
-     * @param n                 number of rows in the matrix
-     */
-    // TODO: get rid of dynamic matrix creation.
-    private static int[][] createFullMatrix(int m, int n) {
-        int[][] matrix = new int [m][n];
-
-        for (int i=0; i < m;i++) {
-            Arrays.fill(matrix[i], EMPTY);
-        }
-        return matrix;
-    }
-
-    /**
-     * Returns a matrix of size same as the {@link CellLayout} dimension that is initialized with the
-     * index of the child view.
-     */
-    // TODO: get rid of the dynamic matrix creation
-    public static int[][] createSparseMatrix(CellLayout layout) {
-        ShortcutAndWidgetContainer parent = layout.getShortcutsAndWidgets();
-        final int m = layout.getCountX();
-        final int n = layout.getCountY();
-        final boolean invert = parent.invertLayoutHorizontally();
-
-        int[][] matrix = createFullMatrix(m, n);
-
-        // Iterate thru the children.
-        for (int i = 0; i < parent.getChildCount(); i++ ) {
-            View cell = parent.getChildAt(i);
-            if (!cell.isFocusable()) {
-                continue;
-            }
-            int cx = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellX;
-            int cy = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellY;
-            int x = invert ? (m - cx - 1) : cx;
-            if (x < m && cy < n) { // check if view fits into matrix, else skip
-                matrix[x][cy] = i;
-            }
-        }
-        if (DEBUG) {
-            printMatrix(matrix);
-        }
-        return matrix;
-    }
-
-    /**
-     * Creates a sparse matrix that merges the icon and hotseat view group using the cell layout.
-     * The size of the returning matrix is [icon column count x (icon + hotseat row count)]
-     * in portrait orientation. In landscape, [(icon + hotseat) column count x (icon row count)]
-     */
-    // TODO: get rid of the dynamic matrix creation
-    public static int[][] createSparseMatrixWithHotseat(
-            CellLayout iconLayout, CellLayout hotseatLayout, DeviceProfile dp) {
-
-        ViewGroup iconParent = iconLayout.getShortcutsAndWidgets();
-        ViewGroup hotseatParent = hotseatLayout.getShortcutsAndWidgets();
-
-        boolean isHotseatHorizontal = !dp.isVerticalBarLayout();
-
-        int m, n;
-        if (isHotseatHorizontal) {
-            m = hotseatLayout.getCountX();
-            n = iconLayout.getCountY() + hotseatLayout.getCountY();
-        } else {
-            m = iconLayout.getCountX() + hotseatLayout.getCountX();
-            n = hotseatLayout.getCountY();
-        }
-        int[][] matrix = createFullMatrix(m, n);
-        // Iterate through the children of the workspace.
-        for (int i = 0; i < iconParent.getChildCount(); i++) {
-            View cell = iconParent.getChildAt(i);
-            if (!cell.isFocusable()) {
-                continue;
-            }
-            int cx = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellX;
-            int cy = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellY;
-            matrix[cx][cy] = i;
-        }
-
-        // Iterate thru the children of the hotseat.
-        for (int i = hotseatParent.getChildCount() - 1; i >= 0; i--) {
-            if (isHotseatHorizontal) {
-                int cx = ((CellLayout.LayoutParams)
-                        hotseatParent.getChildAt(i).getLayoutParams()).cellX;
-                matrix[cx][iconLayout.getCountY()] = iconParent.getChildCount() + i;
-            } else {
-                int cy = ((CellLayout.LayoutParams)
-                        hotseatParent.getChildAt(i).getLayoutParams()).cellY;
-                matrix[iconLayout.getCountX()][cy] = iconParent.getChildCount() + i;
-            }
-        }
-        if (DEBUG) {
-            printMatrix(matrix);
-        }
-        return matrix;
-    }
-
-    /**
-     * Creates a sparse matrix that merges the icon of previous/next page and last column of
-     * current page. When left key is triggered on the leftmost column, sparse matrix is created
-     * that combines previous page matrix and an extra column on the right. Likewise, when right
-     * key is triggered on the rightmost column, sparse matrix is created that combines this column
-     * on the 0th column and the next page matrix.
-     *
-     * @param pivotX    x coordinate of the focused item in the current page
-     * @param pivotY    y coordinate of the focused item in the current page
-     */
-    // TODO: get rid of the dynamic matrix creation
-    public static int[][] createSparseMatrixWithPivotColumn(CellLayout iconLayout,
-            int pivotX, int pivotY) {
-
-        ViewGroup iconParent = iconLayout.getShortcutsAndWidgets();
-
-        int[][] matrix = createFullMatrix(iconLayout.getCountX() + 1, iconLayout.getCountY());
-
-        // Iterate thru the children of the top parent.
-        for (int i = 0; i < iconParent.getChildCount(); i++) {
-            View cell = iconParent.getChildAt(i);
-            if (!cell.isFocusable()) {
-                continue;
-            }
-            int cx = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellX;
-            int cy = ((CellLayout.LayoutParams) cell.getLayoutParams()).cellY;
-            if (pivotX < 0) {
-                matrix[cx - pivotX][cy] = i;
-            } else {
-                matrix[cx][cy] = i;
-            }
-        }
-
-        if (pivotX < 0) {
-            matrix[0][pivotY] = PIVOT;
-        } else {
-            matrix[pivotX][pivotY] = PIVOT;
-        }
-        if (DEBUG) {
-            printMatrix(matrix);
-        }
-        return matrix;
-    }
-
-    //
-    // key event handling methods.
-    //
-
-    /**
-     * Calculates icon that has is closest to the horizontal axis in reference to the cur icon.
-     *
-     * Example of the check order for KEYCODE_DPAD_RIGHT:
-     * [  ][  ][13][14][15]
-     * [  ][ 6][ 8][10][12]
-     * [ X][ 1][ 2][ 3][ 4]
-     * [  ][ 5][ 7][ 9][11]
-     */
-    // TODO: add unit tests to verify all permutation.
-    private static int handleDpadHorizontal(int iconIdx, int cntX, int cntY,
-            int[][] matrix, int increment, boolean isRtl) {
-        if(matrix == null) {
-            throw new IllegalStateException("Dpad navigation requires a matrix.");
-        }
-        int newIconIndex = NOOP;
-
-        int xPos = -1;
-        int yPos = -1;
-        // Figure out the location of the icon.
-        for (int i = 0; i < cntX; i++) {
-            for (int j = 0; j < cntY; j++) {
-                if (matrix[i][j] == iconIdx) {
-                    xPos = i;
-                    yPos = j;
-                }
-            }
-        }
-        if (DEBUG) {
-            Log.v(TAG, String.format("\thandleDpadHorizontal: \t[x, y]=[%d, %d] iconIndex=%d",
-                    xPos, yPos, iconIdx));
-        }
-
-        // Rule1: check first in the horizontal direction
-        for (int x = xPos + increment; 0 <= x && x < cntX; x += increment) {
-            if ((newIconIndex = inspectMatrix(x, yPos, cntX, cntY, matrix)) != NOOP
-                    && newIconIndex != ALL_APPS_COLUMN) {
-                return newIconIndex;
-            }
-        }
-
-        // Rule2: check (x1-n, yPos + increment),   (x1-n, yPos - increment)
-        //              (x2-n, yPos + 2*increment), (x2-n, yPos - 2*increment)
-        int nextYPos1;
-        int nextYPos2;
-        boolean haveCrossedAllAppsColumn1 = false;
-        boolean haveCrossedAllAppsColumn2 = false;
-        int x = -1;
-        for (int coeff = 1; coeff < cntY; coeff++) {
-            nextYPos1 = yPos + coeff * increment;
-            nextYPos2 = yPos - coeff * increment;
-            x = xPos + increment * coeff;
-            if (inspectMatrix(x, nextYPos1, cntX, cntY, matrix) == ALL_APPS_COLUMN) {
-                haveCrossedAllAppsColumn1 = true;
-            }
-            if (inspectMatrix(x, nextYPos2, cntX, cntY, matrix) == ALL_APPS_COLUMN) {
-                haveCrossedAllAppsColumn2 = true;
-            }
-            for (; 0 <= x && x < cntX; x += increment) {
-                int offset1 = haveCrossedAllAppsColumn1 && x < cntX - 1 ? increment : 0;
-                newIconIndex = inspectMatrix(x, nextYPos1 + offset1, cntX, cntY, matrix);
-                if (newIconIndex != NOOP) {
-                    return newIconIndex;
-                }
-                int offset2 = haveCrossedAllAppsColumn2 && x < cntX - 1 ? -increment : 0;
-                newIconIndex = inspectMatrix(x, nextYPos2 + offset2, cntX, cntY, matrix);
-                if (newIconIndex != NOOP) {
-                    return newIconIndex;
-                }
-            }
-        }
-
-        // Rule3: if switching between pages, do a brute-force search to find an item that was
-        //        missed by rules 1 and 2 (such as when going from a bottom right icon to top left)
-        if (iconIdx == PIVOT) {
-            if (isRtl) {
-                return increment < 0 ? NEXT_PAGE_FIRST_ITEM : PREVIOUS_PAGE_LAST_ITEM;
-            }
-            return increment < 0 ? PREVIOUS_PAGE_LAST_ITEM : NEXT_PAGE_FIRST_ITEM;
-        }
-        return newIconIndex;
-    }
-
-    /**
-     * Calculates icon that is closest to the vertical axis in reference to the current icon.
-     *
-     * Example of the check order for KEYCODE_DPAD_DOWN:
-     * [  ][  ][  ][ X][  ][  ][  ]
-     * [  ][  ][ 5][ 1][ 4][  ][  ]
-     * [  ][10][ 7][ 2][ 6][ 9][  ]
-     * [14][12][ 9][ 3][ 8][11][13]
-     */
-    // TODO: add unit tests to verify all permutation.
-    private static int handleDpadVertical(int iconIndex, int cntX, int cntY,
-            int [][] matrix, int increment) {
-        int newIconIndex = NOOP;
-        if(matrix == null) {
-            throw new IllegalStateException("Dpad navigation requires a matrix.");
-        }
-
-        int xPos = -1;
-        int yPos = -1;
-        // Figure out the location of the icon.
-        for (int i = 0; i< cntX; i++) {
-            for (int j = 0; j < cntY; j++) {
-                if (matrix[i][j] == iconIndex) {
-                    xPos = i;
-                    yPos = j;
-                }
-            }
-        }
-
-        if (DEBUG) {
-            Log.v(TAG, String.format("\thandleDpadVertical: \t[x, y]=[%d, %d] iconIndex=%d",
-                    xPos, yPos, iconIndex));
-        }
-
-        // Rule1: check first in the dpad direction
-        for (int y = yPos + increment; 0 <= y && y <cntY && 0 <= y; y += increment) {
-            if ((newIconIndex = inspectMatrix(xPos, y, cntX, cntY, matrix)) != NOOP
-                    && newIconIndex != ALL_APPS_COLUMN) {
-                return newIconIndex;
-            }
-        }
-
-        // Rule2: check (xPos + increment, y_(1-n)),   (xPos - increment, y_(1-n))
-        //              (xPos + 2*increment, y_(2-n))), (xPos - 2*increment, y_(2-n))
-        int nextXPos1;
-        int nextXPos2;
-        boolean haveCrossedAllAppsColumn1 = false;
-        boolean haveCrossedAllAppsColumn2 = false;
-        int y = -1;
-        for (int coeff = 1; coeff < cntX; coeff++) {
-            nextXPos1 = xPos + coeff * increment;
-            nextXPos2 = xPos - coeff * increment;
-            y = yPos + increment * coeff;
-            if (inspectMatrix(nextXPos1, y, cntX, cntY, matrix) == ALL_APPS_COLUMN) {
-                haveCrossedAllAppsColumn1 = true;
-            }
-            if (inspectMatrix(nextXPos2, y, cntX, cntY, matrix) == ALL_APPS_COLUMN) {
-                haveCrossedAllAppsColumn2 = true;
-            }
-            for (; 0 <= y && y < cntY; y = y + increment) {
-                int offset1 = haveCrossedAllAppsColumn1 && y < cntY - 1 ? increment : 0;
-                newIconIndex = inspectMatrix(nextXPos1 + offset1, y, cntX, cntY, matrix);
-                if (newIconIndex != NOOP) {
-                    return newIconIndex;
-                }
-                int offset2 = haveCrossedAllAppsColumn2 && y < cntY - 1 ? -increment : 0;
-                newIconIndex = inspectMatrix(nextXPos2 + offset2, y, cntX, cntY, matrix);
-                if (newIconIndex != NOOP) {
-                    return newIconIndex;
-                }
-            }
-        }
-        return newIconIndex;
-    }
-
-    private static int handleMoveHome() {
-        return CURRENT_PAGE_FIRST_ITEM;
-    }
-
-    private static int handleMoveEnd() {
-        return CURRENT_PAGE_LAST_ITEM;
-    }
-
-    private static int handlePageDown(int pageIndex, int pageCount) {
-        if (pageIndex < pageCount -1) {
-            return NEXT_PAGE_FIRST_ITEM;
-        }
-        return CURRENT_PAGE_LAST_ITEM;
-    }
-
-    private static int handlePageUp(int pageIndex) {
-        if (pageIndex > 0) {
-            return PREVIOUS_PAGE_FIRST_ITEM;
-        } else {
-            return CURRENT_PAGE_FIRST_ITEM;
-        }
-    }
-
-    //
-    // Helper methods.
-    //
-
-    private static boolean isValid(int xPos, int yPos, int countX, int countY) {
-        return (0 <= xPos && xPos < countX && 0 <= yPos && yPos < countY);
-    }
-
-    private static int inspectMatrix(int x, int y, int cntX, int cntY, int[][] matrix) {
-        int newIconIndex = NOOP;
-        if (isValid(x, y, cntX, cntY)) {
-            if (matrix[x][y] != -1) {
-                newIconIndex = matrix[x][y];
-                if (DEBUG) {
-                    Log.v(TAG, String.format("\t\tinspect: \t[x, y]=[%d, %d] %d",
-                            x, y, matrix[x][y]));
-                }
-                return newIconIndex;
-            }
-        }
-        return newIconIndex;
-    }
-
-    /**
-     * Only used for debugging.
-     */
-    private static String getStringIndex(int index) {
-        switch(index) {
-            case NOOP: return "NOOP";
-            case PREVIOUS_PAGE_FIRST_ITEM:  return "PREVIOUS_PAGE_FIRST";
-            case PREVIOUS_PAGE_LAST_ITEM:   return "PREVIOUS_PAGE_LAST";
-            case PREVIOUS_PAGE_RIGHT_COLUMN:return "PREVIOUS_PAGE_RIGHT_COLUMN";
-            case CURRENT_PAGE_FIRST_ITEM:   return "CURRENT_PAGE_FIRST";
-            case CURRENT_PAGE_LAST_ITEM:    return "CURRENT_PAGE_LAST";
-            case NEXT_PAGE_FIRST_ITEM:      return "NEXT_PAGE_FIRST";
-            case NEXT_PAGE_LEFT_COLUMN:     return "NEXT_PAGE_LEFT_COLUMN";
-            case ALL_APPS_COLUMN:           return "ALL_APPS_COLUMN";
-            default:
-                return Integer.toString(index);
-        }
-    }
-
-    /**
-     * Only used for debugging.
-     */
-    private static void printMatrix(int[][] matrix) {
-        Log.v(TAG, "\tprintMap:");
-        int m = matrix.length;
-        int n = matrix[0].length;
-
-        for (int j=0; j < n; j++) {
-            String colY = "\t\t";
-            for (int i=0; i < m; i++) {
-                colY +=  String.format("%3d",matrix[i][j]);
-            }
-            Log.v(TAG, colY);
-        }
-    }
-
-    /**
-     * @param edgeColumn the column of the new icon. either {@link #NEXT_PAGE_LEFT_COLUMN} or
-     * {@link #NEXT_PAGE_RIGHT_COLUMN}
-     * @return the view adjacent to {@param oldView} in the {@param nextPage} of the folder.
-     */
-    public static View getAdjacentChildInNextFolderPage(
-            ShortcutAndWidgetContainer nextPage, View oldView, int edgeColumn) {
-        final int newRow = ((CellLayout.LayoutParams) oldView.getLayoutParams()).cellY;
-
-        int column = (edgeColumn == NEXT_PAGE_LEFT_COLUMN) ^ nextPage.invertLayoutHorizontally()
-                ? 0 : (((CellLayout) nextPage.getParent()).getCountX() - 1);
-
-        for (; column >= 0; column--) {
-            for (int row = newRow; row >= 0; row--) {
-                View newView = nextPage.getChildAt(column, row);
-                if (newView != null) {
-                    return newView;
-                }
-            }
-        }
-        return null;
-    }
-}
diff --git a/src/com/android/launcher3/widget/BaseWidgetSheet.java b/src/com/android/launcher3/widget/BaseWidgetSheet.java
index 15566a4..03c58bb 100644
--- a/src/com/android/launcher3/widget/BaseWidgetSheet.java
+++ b/src/com/android/launcher3/widget/BaseWidgetSheet.java
@@ -30,7 +30,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.dragndrop.LivePreviewWidgetCell;
 import com.android.launcher3.popup.PopupDataProvider;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.TestProtocol;
@@ -86,6 +85,8 @@
 
         if (v instanceof WidgetCell) {
             return beginDraggingWidget((WidgetCell) v);
+        } else if (v.getParent() instanceof WidgetCell) {
+            return beginDraggingWidget((WidgetCell) v.getParent());
         }
         return true;
     }
@@ -101,9 +102,7 @@
         }
 
         PendingItemDragHelper dragHelper = new PendingItemDragHelper(v);
-        if (v instanceof LivePreviewWidgetCell) {
-            dragHelper.setPreview(((LivePreviewWidgetCell) v).getPreview());
-        }
+        dragHelper.setPreview(v.getPreview());
 
         int[] loc = new int[2];
         getPopupContainer().getLocationInDragLayer(image, loc);
diff --git a/src/com/android/launcher3/widget/PendingItemDragHelper.java b/src/com/android/launcher3/widget/PendingItemDragHelper.java
index 8fe42f4..6e83836 100644
--- a/src/com/android/launcher3/widget/PendingItemDragHelper.java
+++ b/src/com/android/launcher3/widget/PendingItemDragHelper.java
@@ -35,7 +35,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.dragndrop.DragOptions;
 import com.android.launcher3.dragndrop.DraggableView;
-import com.android.launcher3.dragndrop.LivePreviewWidgetCell;
 import com.android.launcher3.graphics.DragPreviewProvider;
 import com.android.launcher3.icons.LauncherIcons;
 
@@ -92,7 +91,7 @@
             int[] previewSizeBeforeScale = new int[1];
 
             if (mPreview != null) {
-                preview = LivePreviewWidgetCell.generateFromRemoteViews(launcher, mPreview,
+                preview = WidgetCell.generateFromRemoteViews(launcher, mPreview,
                         createWidgetInfo.info, maxWidth, previewSizeBeforeScale);
             }
             if (preview == null) {
diff --git a/src/com/android/launcher3/widget/WidgetCell.java b/src/com/android/launcher3/widget/WidgetCell.java
index 8c315fd..229df50 100644
--- a/src/com/android/launcher3/widget/WidgetCell.java
+++ b/src/com/android/launcher3/widget/WidgetCell.java
@@ -18,7 +18,9 @@
 
 import static com.android.launcher3.Utilities.ATLEAST_S;
 
+import android.appwidget.AppWidgetHostView;
 import android.content.Context;
+import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.os.CancellationSignal;
 import android.util.AttributeSet;
@@ -28,7 +30,9 @@
 import android.view.View.OnLayoutChangeListener;
 import android.view.ViewPropertyAnimator;
 import android.view.accessibility.AccessibilityNodeInfo;
+import android.widget.FrameLayout;
 import android.widget.LinearLayout;
+import android.widget.RemoteViews;
 import android.widget.TextView;
 
 import com.android.launcher3.BaseActivity;
@@ -37,6 +41,7 @@
 import com.android.launcher3.R;
 import com.android.launcher3.WidgetPreviewLoader;
 import com.android.launcher3.icons.BaseIconFactory;
+import com.android.launcher3.icons.BitmapRenderer;
 import com.android.launcher3.model.WidgetItem;
 
 /**
@@ -61,8 +66,8 @@
     /** Widget preview width is calculated by multiplying this factor to the widget cell width. */
     private static final float PREVIEW_SCALE = 0.8f;
 
-    private int mPreviewWidth;
-    private int mPreviewHeight;
+    protected int mPreviewWidth;
+    protected int mPreviewHeight;
     protected int mPresetPreviewSize;
     private int mCellSize;
 
@@ -85,6 +90,9 @@
     protected final DeviceProfile mDeviceProfile;
     private final CheckLongPressHelper mLongPressHelper;
 
+    private RemoteViews mPreview;
+    private AppWidgetHostView mPreviewAppWidgetHostView;
+
     public WidgetCell(Context context) {
         this(context, null);
     }
@@ -123,6 +131,14 @@
         mWidgetDescription = findViewById(R.id.widget_description);
     }
 
+    public void setPreview(RemoteViews view) {
+        mPreview = view;
+    }
+
+    public RemoteViews getPreview() {
+        return mPreview;
+    }
+
     /**
      * Called to clear the view and free attached resources. (e.g., {@link Bitmap}
      */
@@ -142,9 +158,13 @@
             mActiveRequest.cancel();
             mActiveRequest = null;
         }
+        mPreview = null;
+        mPreviewAppWidgetHostView = null;
     }
 
     public void applyFromCellItem(WidgetItem item, WidgetPreviewLoader loader) {
+        applyPreviewLayout(item);
+
         mItem = item;
         mWidgetName.setText(mItem.label);
         mWidgetDims.setText(getContext().getString(R.string.widget_dims_format,
@@ -169,6 +189,27 @@
         }
     }
 
+    private void applyPreviewLayout(WidgetItem item) {
+        if (ATLEAST_S
+                && mPreview == null
+                && item.widgetInfo != null
+                && item.widgetInfo.previewLayout != Resources.ID_NULL) {
+            mPreviewAppWidgetHostView = new AppWidgetHostView(getContext());
+            LauncherAppWidgetProviderInfo launcherAppWidgetProviderInfo =
+                    LauncherAppWidgetProviderInfo.fromProviderInfo(getContext(),
+                            item.widgetInfo.clone());
+            // A hack to force the initial layout to be the preview layout since there is no API for
+            // rendering a preview layout for work profile apps yet. For non-work profile layout, a
+            // proper solution is to use RemoteViews(PackageName, LayoutId).
+            launcherAppWidgetProviderInfo.initialLayout = item.widgetInfo.previewLayout;
+            mPreviewAppWidgetHostView.setAppWidget(/* appWidgetId= */ -1,
+                    launcherAppWidgetProviderInfo);
+            mPreviewAppWidgetHostView.setPadding(/* left= */ 0, /* top= */0, /* right= */
+                    0, /* bottom= */ 0);
+            mPreviewAppWidgetHostView.updateAppWidget(/* remoteViews= */ null);
+        }
+    }
+
     public WidgetImageView getWidgetView() {
         return mWidgetImage;
     }
@@ -217,6 +258,23 @@
     }
 
     public void ensurePreview() {
+        if (mPreview != null && mActiveRequest == null) {
+            Bitmap preview = generateFromRemoteViews(
+                    mActivity, mPreview, mItem.widgetInfo, mPresetPreviewSize, new int[1]);
+            if (preview != null) {
+                applyPreview(preview);
+                return;
+            }
+        }
+
+        if (mPreviewAppWidgetHostView != null) {
+            Bitmap preview = generateFromView(mActivity, mPreviewAppWidgetHostView,
+                    mItem.widgetInfo, mPreviewWidth, new int[1]);
+            if (preview != null) {
+                applyPreview(preview);
+                return;
+            }
+        }
         if (mActiveRequest != null) {
             return;
         }
@@ -273,4 +331,53 @@
         super.onInitializeAccessibilityNodeInfo(info);
         info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_CLICK);
     }
+
+    /**
+     * Generates a bitmap by inflating {@param views}.
+     * @see com.android.launcher3.WidgetPreviewLoader#generateWidgetPreview
+     *
+     * TODO: Consider moving this to the background thread.
+     */
+    public static Bitmap generateFromRemoteViews(BaseActivity activity, RemoteViews views,
+            LauncherAppWidgetProviderInfo info, int previewSize, int[] preScaledWidthOut) {
+        try {
+            return generateFromView(activity, views.apply(activity, new FrameLayout(activity)),
+                    info, previewSize, preScaledWidthOut);
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    private static Bitmap generateFromView(BaseActivity activity, View v,
+            LauncherAppWidgetProviderInfo info, int previewSize, int[] preScaledWidthOut) {
+
+        DeviceProfile dp = activity.getDeviceProfile();
+        int viewWidth = dp.cellWidthPx * info.spanX;
+        int viewHeight = dp.cellHeightPx * info.spanY;
+
+        v.measure(MeasureSpec.makeMeasureSpec(viewWidth, MeasureSpec.EXACTLY),
+                MeasureSpec.makeMeasureSpec(viewHeight, MeasureSpec.EXACTLY));
+
+        viewWidth = v.getMeasuredWidth();
+        viewHeight = v.getMeasuredHeight();
+        v.layout(0, 0, viewWidth, viewHeight);
+
+        preScaledWidthOut[0] = viewWidth;
+        final int bitmapWidth, bitmapHeight;
+        final float scale;
+        if (viewWidth > previewSize) {
+            scale = ((float) previewSize) / viewWidth;
+            bitmapWidth = previewSize;
+            bitmapHeight = (int) (viewHeight * scale);
+        } else {
+            scale = 1;
+            bitmapWidth = viewWidth;
+            bitmapHeight = viewHeight;
+        }
+
+        return BitmapRenderer.createSoftwareBitmap(bitmapWidth, bitmapHeight, c -> {
+            c.scale(scale, scale);
+            v.draw(c);
+        });
+    }
 }
diff --git a/src/com/android/launcher3/widget/WidgetsBottomSheet.java b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
index 6abbf21..e6d54a9 100644
--- a/src/com/android/launcher3/widget/WidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
@@ -24,6 +24,7 @@
 import android.util.AttributeSet;
 import android.util.IntProperty;
 import android.util.Pair;
+import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -38,7 +39,6 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.dragndrop.LivePreviewWidgetCell;
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.util.PackageUserKey;
@@ -140,6 +140,7 @@
 
         WidgetsTableUtils.groupWidgetItemsIntoTable(widgets, mMaxHorizontalSpan).forEach(row -> {
             TableRow tableRow = new TableRow(getContext());
+            tableRow.setGravity(Gravity.CENTER_VERTICAL);
             row.forEach(widgetItem -> {
                 WidgetCell widget = addItemCell(tableRow);
                 widget.setPreviewSize(widgetItem.spanX, widgetItem.spanY);
@@ -153,11 +154,12 @@
     }
 
     protected WidgetCell addItemCell(ViewGroup parent) {
-        LivePreviewWidgetCell widget = (LivePreviewWidgetCell) LayoutInflater.from(
-                getContext()).inflate(R.layout.live_preview_widget_cell, parent, false);
+        WidgetCell widget = (WidgetCell) LayoutInflater.from(getContext())
+                .inflate(R.layout.widget_cell, parent, false);
 
-        widget.setOnClickListener(this);
-        widget.setOnLongClickListener(this);
+        WidgetImageView preview = widget.findViewById(R.id.widget_preview);
+        preview.setOnClickListener(this);
+        preview.setOnLongClickListener(this);
         widget.setAnimatePreview(false);
 
         parent.addView(widget);
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index 52a2fc5..330175f 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -82,6 +82,7 @@
     @Nullable private PersonalWorkPagedView mViewPager;
     private int mInitialTabsHeight = 0;
     private View mTabsView;
+    private TextView mNoWidgetsView;
     private SearchAndRecommendationViewHolder mSearchAndRecommendationViewHolder;
     private SearchAndRecommendationsScrollController mSearchAndRecommendationsScrollController;
 
@@ -110,9 +111,6 @@
         RecyclerViewFastScroller fastScroller = findViewById(R.id.fast_scroller);
         if (mHasWorkProfile) {
             mViewPager = findViewById(R.id.widgets_view_pager);
-            // Temporarily disable swipe gesture until widgets list horizontal scrollviews per
-            // app are replaced by gird views.
-            mViewPager.setSwipeGestureEnabled(false);
             mViewPager.initParentViews(this);
             mViewPager.getPageIndicator().setOnActivePageChangedListener(this);
             mViewPager.getPageIndicator().setActiveMarker(AdapterHolder.PRIMARY);
@@ -144,19 +142,32 @@
                 mViewPager);
         fastScroller.setOnFastScrollChangeListener(mSearchAndRecommendationsScrollController);
 
+        mNoWidgetsView = findViewById(R.id.no_widgets_text);
+
         onWidgetsBound();
     }
 
     @Override
     public void onActivePageChanged(int currentActivePage) {
-        WidgetsRecyclerView currentRecyclerView =
-                mAdapters.get(currentActivePage).mWidgetsRecyclerView;
+        AdapterHolder currentAdapterHolder = mAdapters.get(currentActivePage);
+        WidgetsRecyclerView currentRecyclerView = currentAdapterHolder.mWidgetsRecyclerView;
         currentRecyclerView.bindFastScrollbar();
         mSearchAndRecommendationsScrollController.setCurrentRecyclerView(currentRecyclerView);
 
+        updateNoWidgetsView(currentAdapterHolder);
+
         reset();
     }
 
+    private void updateNoWidgetsView(AdapterHolder adapterHolder) {
+        boolean isWidgetAvailable = adapterHolder.mWidgetsListAdapter.getItemCount() > 0;
+        adapterHolder.mWidgetsRecyclerView.setVisibility(isWidgetAvailable ? VISIBLE : GONE);
+
+        // Always resets the text in case this is updated by search.
+        mNoWidgetsView.setText(R.string.no_widgets_available);
+        mNoWidgetsView.setVisibility(isWidgetAvailable ? GONE : VISIBLE);
+    }
+
     private void reset() {
         mAdapters.get(AdapterHolder.PRIMARY).mWidgetsRecyclerView.scrollToTop();
         if (mHasWorkProfile) {
@@ -279,6 +290,8 @@
         AdapterHolder primaryUserAdapterHolder = mAdapters.get(AdapterHolder.PRIMARY);
         primaryUserAdapterHolder.setup(findViewById(R.id.primary_widgets_list_view));
         primaryUserAdapterHolder.mWidgetsListAdapter.setWidgets(allWidgets);
+        updateNoWidgetsView(primaryUserAdapterHolder);
+
         if (mHasWorkProfile) {
             AdapterHolder workUserAdapterHolder = mAdapters.get(AdapterHolder.WORK);
             workUserAdapterHolder.setup(findViewById(R.id.work_widgets_list_view));
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java b/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
index 9c8684a..47fa71a 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListTableViewHolderBinder.java
@@ -17,6 +17,7 @@
 
 import android.content.Context;
 import android.util.Log;
+import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -30,6 +31,7 @@
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.recyclerview.ViewHolderBinder;
 import com.android.launcher3.widget.WidgetCell;
+import com.android.launcher3.widget.WidgetImageView;
 import com.android.launcher3.widget.model.WidgetsListContentEntry;
 import com.android.launcher3.widget.util.WidgetsTableUtils;
 
@@ -144,6 +146,7 @@
                 tableRow = (TableRow) table.getChildAt(i);
             } else {
                 tableRow = new TableRow(table.getContext());
+                tableRow.setGravity(Gravity.CENTER_VERTICAL);
                 table.addView(tableRow);
             }
             if (tableRow.getChildCount() > widgetItems.size()) {
@@ -155,8 +158,9 @@
                     WidgetCell widget = (WidgetCell) mLayoutInflater.inflate(
                             R.layout.widget_cell, tableRow, false);
                     // set up touch.
-                    widget.setOnClickListener(mIconClickListener);
-                    widget.setOnLongClickListener(mIconLongClickListener);
+                    WidgetImageView preview = widget.findViewById(R.id.widget_preview);
+                    preview.setOnClickListener(mIconClickListener);
+                    preview.setOnLongClickListener(mIconLongClickListener);
                     tableRow.addView(widget);
                 }
             }
diff --git a/src_build_config/BuildConfig.java b/src_build_config/com/android/launcher3/BuildConfig.java
similarity index 100%
rename from src_build_config/BuildConfig.java
rename to src_build_config/com/android/launcher3/BuildConfig.java
diff --git a/src_shortcuts_overrides/com/android/launcher3/model/LoaderResults.java b/src_shortcuts_overrides/com/android/launcher3/model/LoaderResults.java
index 73b1601..abce2a2 100644
--- a/src_shortcuts_overrides/com/android/launcher3/model/LoaderResults.java
+++ b/src_shortcuts_overrides/com/android/launcher3/model/LoaderResults.java
@@ -48,7 +48,7 @@
     @Override
     public void bindWidgets() {
         final List<WidgetsListBaseEntry> widgets =
-                mBgDataModel.widgetsModel.getWidgetsList(mApp.getContext());
+                mBgDataModel.widgetsModel.getWidgetsListForPicker(mApp.getContext());
         executeCallbacksTask(c -> c.bindAllWidgets(widgets), mUiExecutor);
     }
 }
diff --git a/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java b/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
index a8c7c48..3ea4766 100644
--- a/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
+++ b/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
@@ -5,6 +5,8 @@
 
 import static com.android.launcher3.pm.ShortcutConfigActivityInfo.queryList;
 
+import static java.util.stream.Collectors.toList;
+
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.ComponentName;
 import android.content.Context;
@@ -67,7 +69,7 @@
      *
      * @see com.android.launcher3.widget.picker.WidgetsListAdapter#setWidgets(List)
      */
-    public synchronized ArrayList<WidgetsListBaseEntry> getWidgetsList(Context context) {
+    public synchronized ArrayList<WidgetsListBaseEntry> getWidgetsListForPicker(Context context) {
         ArrayList<WidgetsListBaseEntry> result = new ArrayList<>();
         AlphabeticIndexCompat indexer = new AlphabeticIndexCompat(context);
 
@@ -82,6 +84,22 @@
         return result;
     }
 
+    /** Returns a mapping of packages to their widgets without static shortcuts. */
+    public synchronized Map<PackageUserKey, List<WidgetItem>> getAllWidgetsWithoutShortcuts() {
+        Map<PackageUserKey, List<WidgetItem>> packagesToWidgets = new HashMap<>();
+        mWidgetsList.forEach((packageItemInfo, widgetsAndShortcuts) -> {
+            List<WidgetItem> widgets = widgetsAndShortcuts.stream()
+                        .filter(item -> item.widgetInfo != null)
+                        .collect(toList());
+            if (widgets.size() > 0) {
+                packagesToWidgets.put(
+                        new PackageUserKey(packageItemInfo.packageName, packageItemInfo.user),
+                        widgets);
+            }
+        });
+        return packagesToWidgets;
+    }
+
     /**
      * @param packageUser If null, all widgets and shortcuts are updated and returned, otherwise
      *                    only widgets and shortcuts associated with the package/user are.
diff --git a/tests/src/com/android/launcher3/ui/WorkTabTest.java b/tests/src/com/android/launcher3/ui/WorkTabTest.java
index 63220ad..a6c7c03 100644
--- a/tests/src/com/android/launcher3/ui/WorkTabTest.java
+++ b/tests/src/com/android/launcher3/ui/WorkTabTest.java
@@ -18,6 +18,7 @@
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.allapps.AllAppsStore.DEFER_UPDATES_TEST;
+import static com.android.launcher3.tapl.LauncherInstrumentation.LONG_WAIT_TIME_MS;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
@@ -140,9 +141,13 @@
                 WorkEduView.KEY_WORK_EDU_STEP).remove(
                 WorkEduView.KEY_LEGACY_WORK_EDU_SEEN).commit());
 
-        waitForLauncherCondition("Work tab not setup",
-                launcher -> launcher.getAppsView().getContentView() instanceof AllAppsPagedView,
-                60000);
+        waitForLauncherCondition("Work tab not setup", launcher -> {
+            if (launcher.getAppsView().getContentView() instanceof AllAppsPagedView) {
+                launcher.getAppsView().getAppsStore().enableDeferUpdates(DEFER_UPDATES_TEST);
+                return true;
+            }
+            return false;
+        }, LONG_WAIT_TIME_MS);
 
         executeOnLauncher(launcher -> launcher.getStateManager().goToState(ALL_APPS));
         WorkEduView workEduView = getEduView();
@@ -153,16 +158,6 @@
             workEduView.findViewById(R.id.proceed).callOnClick();
         });
 
-        executeOnLauncher(launcher -> Log.d(TestProtocol.WORK_PROFILE_REMOVED,
-                "work profile status (" + mProfileUserId + ") :"
-                        + launcher.getAppsView().isWorkTabVisible()));
-
-
-        executeOnLauncher(launcher -> {
-            launcher.getAppsView().getAppsStore().enableDeferUpdates(DEFER_UPDATES_TEST);
-            Log.d(TestProtocol.WORK_PROFILE_REMOVED, "Defer all apps update");
-        });
-
         AtomicInteger attempt = new AtomicInteger(0);
         // verify work edu is seen next
         waitForLauncherCondition("Launcher did not show the next edu screen", l -> {
@@ -178,7 +173,7 @@
             }
             return ((TextView) workEduView.findViewById(R.id.content_text)).getText().equals(
                     l.getResources().getString(R.string.work_profile_edu_work_apps));
-        }, 60000);
+        });
     }
 
     @Test