Merge "Add a no recent tasks message to the keyboard quick switch view" into udc-dev
diff --git a/quickstep/res/layout-land/keyboard_quick_switch_taskview.xml b/quickstep/res/layout-land/keyboard_quick_switch_taskview.xml
index 04e87be..4e67629 100644
--- a/quickstep/res/layout-land/keyboard_quick_switch_taskview.xml
+++ b/quickstep/res/layout-land/keyboard_quick_switch_taskview.xml
@@ -59,6 +59,29 @@
             app:layout_constraintStart_toEndOf="@id/thumbnail1"
             app:layout_constraintEnd_toEndOf="parent"/>
 
+        <ImageView
+            android:id="@+id/icon1"
+            android:layout_width="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_height="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_marginTop="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:layout_marginStart="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:importantForAccessibility="no"
+
+            app:layout_constraintTop_toTopOf="@id/thumbnail1"
+            app:layout_constraintStart_toStartOf="@id/thumbnail1"/>
+
+        <ImageView
+            android:id="@+id/icon2"
+            android:layout_width="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_height="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_marginTop="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:layout_marginStart="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:importantForAccessibility="no"
+            android:visibility="gone"
+
+            app:layout_constraintTop_toTopOf="@id/thumbnail2"
+            app:layout_constraintStart_toStartOf="@id/thumbnail2"/>
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </com.android.launcher3.taskbar.KeyboardQuickSwitchTaskView>
diff --git a/quickstep/res/layout/keyboard_quick_switch_taskview.xml b/quickstep/res/layout/keyboard_quick_switch_taskview.xml
index 691df6e..4d213fa 100644
--- a/quickstep/res/layout/keyboard_quick_switch_taskview.xml
+++ b/quickstep/res/layout/keyboard_quick_switch_taskview.xml
@@ -59,6 +59,29 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintEnd_toEndOf="parent"/>
 
+        <ImageView
+            android:id="@+id/icon1"
+            android:layout_width="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_height="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_marginTop="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:layout_marginStart="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:importantForAccessibility="no"
+
+            app:layout_constraintTop_toTopOf="@id/thumbnail1"
+            app:layout_constraintStart_toStartOf="@id/thumbnail1"/>
+
+        <ImageView
+            android:id="@+id/icon2"
+            android:layout_width="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_height="@dimen/keyboard_quick_switch_taskview_icon_size"
+            android:layout_marginTop="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:layout_marginStart="@dimen/keyboard_quick_switch_taskview_icon_margin"
+            android:importantForAccessibility="no"
+            android:visibility="gone"
+
+            app:layout_constraintTop_toTopOf="@id/thumbnail2"
+            app:layout_constraintStart_toStartOf="@id/thumbnail2"/>
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </com.android.launcher3.taskbar.KeyboardQuickSwitchTaskView>
diff --git a/quickstep/res/layout/keyboard_quick_switch_thumbnail.xml b/quickstep/res/layout/keyboard_quick_switch_thumbnail.xml
index cd6587c..dde9cac 100644
--- a/quickstep/res/layout/keyboard_quick_switch_thumbnail.xml
+++ b/quickstep/res/layout/keyboard_quick_switch_thumbnail.xml
@@ -19,4 +19,5 @@
     android:layout_height="match_parent"
     android:scaleType="centerCrop"
     android:background="@drawable/keyboard_quick_switch_task_view_background"
-    android:clipToOutline="true"/>
+    android:clipToOutline="true"
+    android:importantForAccessibility="no"/>
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index e7dac6c..bb4f74d 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -372,6 +372,8 @@
     <dimen name="keyboard_quick_switch_border_width">4dp</dimen>
     <dimen name="keyboard_quick_switch_taskview_width">104dp</dimen>
     <dimen name="keyboard_quick_switch_taskview_height">134dp</dimen>
+    <dimen name="keyboard_quick_switch_taskview_icon_size">28dp</dimen>
+    <dimen name="keyboard_quick_switch_taskview_icon_margin">4dp</dimen>
     <dimen name="keyboard_quick_switch_recents_icon_size">20dp</dimen>
     <dimen name="keyboard_quick_switch_margin_top">56dp</dimen>
     <dimen name="keyboard_quick_switch_margin_ends">16dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
index 480c9d3..7f655cf 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
@@ -181,7 +181,7 @@
             mModel.getThumbnailCache().updateThumbnailInBackground(task, callback);
         }
 
-        void updateTitleInBackground(Task task, Consumer<Task> callback) {
+        void updateIconInBackground(Task task, Consumer<Task> callback) {
             mModel.getIconCache().updateIconInBackground(task, callback);
         }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
index 926ede1..49dfe46 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
@@ -20,6 +20,7 @@
 import android.animation.Animator;
 import android.content.Context;
 import android.content.res.Resources;
+import android.content.res.TypedArray;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.util.AttributeSet;
@@ -46,6 +47,8 @@
 
     @Nullable private ImageView mThumbnailView1;
     @Nullable private ImageView mThumbnailView2;
+    @Nullable private ImageView mIcon1;
+    @Nullable private ImageView mIcon2;
     @Nullable private View mContent;
 
     public KeyboardQuickSwitchTaskView(@NonNull Context context) {
@@ -67,6 +70,9 @@
             int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
+        TypedArray ta = context.obtainStyledAttributes(
+                attrs, R.styleable.TaskView, defStyleAttr, defStyleRes);
+
         setWillNotDraw(false);
         Resources resources = context.getResources();
         mBorderAnimator = new BorderAnimator(
@@ -75,17 +81,8 @@
                         R.dimen.keyboard_quick_switch_border_width),
                 /* borderRadiusPx= */ resources.getDimensionPixelSize(
                         R.dimen.keyboard_quick_switch_task_view_radius),
-                /* borderColor= */ attrs == null
-                        ? DEFAULT_BORDER_COLOR
-                        : context.getTheme()
-                                .obtainStyledAttributes(
-                                        attrs,
-                                        R.styleable.TaskView,
-                                        defStyleAttr,
-                                        defStyleRes)
-                                .getColor(
-                                        R.styleable.TaskView_borderColor,
-                                        DEFAULT_BORDER_COLOR),
+                /* borderColor= */ ta.getColor(
+                        R.styleable.TaskView_borderColor, DEFAULT_BORDER_COLOR),
                 /* invalidateViewCallback= */ KeyboardQuickSwitchTaskView.this::invalidate,
                 /* viewScaleTargetProvider= */ new BorderAnimator.ViewScaleTargetProvider() {
                     @NonNull
@@ -100,14 +97,16 @@
                         return mContent;
                     }
                 });
+        ta.recycle();
     }
 
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-
         mThumbnailView1 = findViewById(R.id.thumbnail1);
         mThumbnailView2 = findViewById(R.id.thumbnail2);
+        mIcon1 = findViewById(R.id.icon1);
+        mIcon2 = findViewById(R.id.icon2);
         mContent = findViewById(R.id.content);
     }
 
@@ -126,11 +125,11 @@
             @NonNull Task task1,
             @Nullable Task task2,
             @Nullable ThumbnailUpdateFunction thumbnailUpdateFunction,
-            @Nullable TitleUpdateFunction titleUpdateFunction) {
+            @Nullable IconUpdateFunction iconUpdateFunction) {
         applyThumbnail(mThumbnailView1, task1, thumbnailUpdateFunction);
         applyThumbnail(mThumbnailView2, task2, thumbnailUpdateFunction);
 
-        if (titleUpdateFunction == null) {
+        if (iconUpdateFunction == null) {
             setContentDescription(task2 == null
                     ? task1.titleDescription
                     : getContext().getString(
@@ -139,16 +138,23 @@
                             task2.titleDescription));
             return;
         }
-        titleUpdateFunction.updateTitleInBackground(task1, t ->
-                setContentDescription(task1.titleDescription));
+        iconUpdateFunction.updateIconInBackground(task1, t -> {
+            applyIcon(mIcon1, task1);
+            if (task2 != null) {
+                return;
+            }
+            setContentDescription(task1.titleDescription);
+        });
         if (task2 == null) {
             return;
         }
-        titleUpdateFunction.updateTitleInBackground(task2, t ->
-                setContentDescription(getContext().getString(
-                        R.string.quick_switch_split_task,
-                        task1.titleDescription,
-                        task2.titleDescription)));
+        iconUpdateFunction.updateIconInBackground(task2, t -> {
+            applyIcon(mIcon2, task2);
+            setContentDescription(getContext().getString(
+                    R.string.quick_switch_split_task,
+                    task1.titleDescription,
+                    task2.titleDescription));
+        });
     }
 
     private void applyThumbnail(
@@ -177,13 +183,21 @@
         thumbnailView.setImageBitmap(bm);
     }
 
+    private void applyIcon(@Nullable ImageView iconView, @NonNull Task task) {
+        if (iconView == null) {
+            return;
+        }
+        iconView.setVisibility(VISIBLE);
+        iconView.setImageDrawable(task.icon);
+    }
+
     protected interface ThumbnailUpdateFunction {
 
         void updateThumbnailInBackground(Task task, Consumer<ThumbnailData> callback);
     }
 
-    protected interface TitleUpdateFunction {
+    protected interface IconUpdateFunction {
 
-        void updateTitleInBackground(Task task, Consumer<Task> callback);
+        void updateIconInBackground(Task task, Consumer<Task> callback);
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
index aa2ef00..2cdfb18 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
@@ -148,20 +148,20 @@
         taskView.setOnClickListener(v -> mViewCallbacks.launchTappedTask(index));
 
         LayoutParams lp = new LayoutParams(width, mTaskViewHeight);
-        // Create a right-to-left ordering of views (or left-to-right in RTL locales)
+        // Create a left-to-right ordering of views (or right-to-left in RTL locales)
         if (previousView != null) {
-            lp.endToStart = previousView.getId();
+            lp.startToEnd = previousView.getId();
         } else {
-            lp.endToEnd = PARENT_ID;
+            lp.startToStart = PARENT_ID;
         }
         lp.topToTop = PARENT_ID;
         lp.bottomToBottom = PARENT_ID;
         // Add spacing between views
-        lp.setMarginEnd(mSpacing);
+        lp.setMarginStart(mSpacing);
         if (isFinalView) {
-            // Add spacing to the start of the final view so that scrolling ends with some padding.
-            lp.startToStart = PARENT_ID;
-            lp.setMarginStart(mSpacing);
+            // Add spacing to the end of the final view so that scrolling ends with some padding.
+            lp.endToEnd = PARENT_ID;
+            lp.setMarginEnd(mSpacing);
             lp.horizontalBias = 1f;
         }
 
@@ -170,7 +170,7 @@
                 groupTask.task1,
                 groupTask.task2,
                 updateTasks ? mViewCallbacks::updateThumbnailInBackground : null,
-                updateTasks ? mViewCallbacks::updateTitleInBackground : null);
+                updateTasks ? mViewCallbacks::updateIconInBackground : null);
 
         mContent.addView(taskView, lp);
         return taskView;
@@ -190,8 +190,8 @@
 
         ConstraintLayout.LayoutParams lp = new ConstraintLayout.LayoutParams(
                 width, mTaskViewHeight);
-        lp.startToStart = PARENT_ID;
-        lp.endToStart = previousView.getId();
+        lp.endToEnd = PARENT_ID;
+        lp.startToEnd = previousView.getId();
         lp.topToTop = PARENT_ID;
         lp.bottomToBottom = PARENT_ID;
         lp.setMarginEnd(mSpacing);
@@ -413,16 +413,16 @@
                 } else if (toIndex > fromIndex || toIndex == 0) {
                     // Scrolling to next task view
                     if (mIsRtl) {
-                        scrollRightTo(focusedTask);
-                    } else {
                         scrollLeftTo(focusedTask);
+                    } else {
+                        scrollRightTo(focusedTask);
                     }
                 } else {
                     // Scrolling to previous task view
                     if (mIsRtl) {
-                        scrollLeftTo(focusedTask);
-                    } else {
                         scrollRightTo(focusedTask);
+                    } else {
+                        scrollLeftTo(focusedTask);
                     }
                 }
                 if (mViewCallbacks != null) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
index 9f036ec..7bd8898 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
@@ -198,6 +198,9 @@
                             // focus a less recent app or loop back to the opposite end
                             : ((mCurrentFocusIndex + 1) % taskCount));
 
+            if (mCurrentFocusIndex == toIndex) {
+                return true;
+            }
             mKeyboardQuickSwitchView.animateFocusMove(mCurrentFocusIndex, toIndex);
 
             return true;
@@ -216,8 +219,8 @@
             mControllerCallbacks.updateThumbnailInBackground(task, callback);
         }
 
-        void updateTitleInBackground(Task task, Consumer<Task> callback) {
-            mControllerCallbacks.updateTitleInBackground(task, callback);
+        void updateIconInBackground(Task task, Consumer<Task> callback) {
+            mControllerCallbacks.updateIconInBackground(task, callback);
         }
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index cf82900..a1c9f05 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -21,6 +21,7 @@
 import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
 import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
 import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL;
+import static android.window.SplashScreen.SPLASH_SCREEN_STYLE_UNDEFINED;
 
 import static com.android.launcher3.AbstractFloatingView.TYPE_ALL;
 import static com.android.launcher3.AbstractFloatingView.TYPE_REBIND_SAFE;
@@ -43,6 +44,7 @@
 import android.content.pm.ActivityInfo.Config;
 import android.content.pm.LauncherApps;
 import android.content.res.Resources;
+import android.graphics.Color;
 import android.graphics.PixelFormat;
 import android.graphics.Rect;
 import android.hardware.display.DisplayManager;
@@ -95,10 +97,13 @@
 import com.android.launcher3.testing.shared.TestProtocol;
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.touch.ItemClickHandler.ItemClickProxy;
+import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.DisplayController;
+import com.android.launcher3.util.Executors;
 import com.android.launcher3.util.NavigationMode;
 import com.android.launcher3.util.PackageManagerHelper;
+import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.SettingsCache;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitSelectSource;
 import com.android.launcher3.util.TraceHelper;
@@ -567,6 +572,22 @@
         }
     }
 
+    @Override
+    public ActivityOptionsWrapper makeDefaultActivityOptions(int splashScreenStyle) {
+        RunnableList callbacks = new RunnableList();
+        ActivityOptions options = ActivityOptions.makeCustomAnimation(
+                this, 0, 0, Color.TRANSPARENT,
+                Executors.MAIN_EXECUTOR.getHandler(), null,
+                elapsedRealTime -> callbacks.executeAllAndDestroy());
+        options.setSplashScreenStyle(splashScreenStyle);
+        return new ActivityOptionsWrapper(options, callbacks);
+    }
+
+    @Override
+    public ActivityOptionsWrapper getActivityLaunchOptions(View v, @Nullable ItemInfo item) {
+        return makeDefaultActivityOptions(SPLASH_SCREEN_STYLE_UNDEFINED);
+    }
+
     /**
      * Sets a new data-source for this taskbar instance
      */
@@ -979,11 +1000,16 @@
         mControllers.taskbarEduTooltipController.hide();
     }
 
-    /** Returns {@code true} if taskbar All Apps is open. */
+    /** Returns {@code true} if Taskbar All Apps is open. */
     public boolean isTaskbarAllAppsOpen() {
         return mControllers.taskbarAllAppsController.isOpen();
     }
 
+    /** Toggles the Taskbar's stash state. */
+    public void toggleTaskbarStash() {
+        mControllers.taskbarStashController.toggleTaskbarStash();
+    }
+
     /**
      * Called to start the taskbar translation spring to its settled translation (0).
      */
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
index dfbd5bb..008f5f6 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
@@ -474,8 +474,7 @@
                     public void onAnimationEnd(Animator animation) {
                         TaskbarStashController stashController =
                                 mControllers.taskbarStashController;
-                        stashController.updateAndAnimateTransientTaskbar(
-                                /* stash */ true, /* duration */ 0);
+                        stashController.updateAndAnimateTransientTaskbar(/* stash */ true);
                     }
                 });
             } else {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarPopupController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarPopupController.java
index f3e704c..5eec726 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarPopupController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarPopupController.java
@@ -325,6 +325,7 @@
                                 mItemInfo.getIntent().getComponent(),
                                 null,
                                 mItemInfo.user),
+                        mItemInfo.user.getIdentifier(),
                         new Intent(),
                         getPosition().stagePosition,
                         null,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarShortcutMenuAccessibilityDelegate.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarShortcutMenuAccessibilityDelegate.java
index 054689b..e8c8fc4 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarShortcutMenuAccessibilityDelegate.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarShortcutMenuAccessibilityDelegate.java
@@ -111,7 +111,8 @@
                                 item.getIntent().getComponent(),
                                 /* startActivityOptions= */null,
                                 item.user),
-                        new Intent(), side, null, instanceIds.first);
+                        item.user.getIdentifier(), new Intent(), side, null,
+                        instanceIds.first);
             }
             return true;
         } else if (action == DEEP_SHORTCUTS || action == SHORTCUTS_AND_NOTIFICATIONS) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java
index d65b5c0..f87c21e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java
@@ -17,6 +17,7 @@
 
 import static com.android.launcher3.anim.AnimatedFloat.VALUE;
 
+import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 
 import androidx.annotation.Nullable;
@@ -85,6 +86,15 @@
                 .build(mTranslationForStash, VALUE);
     }
 
+    /**
+     * Returns an animation to reset the stash translation back to 0 when unstashing.
+     */
+    public @Nullable ObjectAnimator createResetAnimForUnstash() {
+        if (!mIsTransientTaskbar) {
+            return null;
+        }
+        return mTranslationForStash.animateToValue(0);
+    }
 
     @Override
     public void dumpLogs(String prefix, PrintWriter pw) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index c2175f2..6f82c7d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -501,16 +501,9 @@
     }
 
     /**
-     * Stash or unstashes the transient taskbar, using the default TASKBAR_STASH_DURATION.
-     */
-    public void updateAndAnimateTransientTaskbar(boolean stash) {
-        updateAndAnimateTransientTaskbar(stash, TASKBAR_STASH_DURATION);
-    }
-
-    /**
      * Stash or unstashes the transient taskbar.
      */
-    public void updateAndAnimateTransientTaskbar(boolean stash, long duration) {
+    public void updateAndAnimateTransientTaskbar(boolean stash) {
         if (!DisplayController.isTransientTaskbar(mActivity)) {
             return;
         }
@@ -575,6 +568,12 @@
         return false;
     }
 
+    /** Toggles the Taskbar's stash state. */
+    public void toggleTaskbarStash() {
+        if (!DisplayController.isTransientTaskbar(mActivity) || !hasAnyFlag(FLAGS_IN_APP)) return;
+        updateAndAnimateTransientTaskbar(!hasAnyFlag(FLAG_STASHED_IN_APP_AUTO));
+    }
+
     /**
      * Adds the Taskbar unstash to Hotseat animator to the animator set.
      *
@@ -799,6 +798,9 @@
         if (isStashed) {
             play(skippable, mControllers.taskbarSpringOnStashController.createSpringToStash(),
                     0, duration, LINEAR);
+        } else {
+            play(skippable, mControllers.taskbarSpringOnStashController.createResetAnimForUnstash(),
+                    0, duration, LINEAR);
         }
 
         mControllers.taskbarViewController.addRevealAnimToIsStashed(skippable, isStashed, duration,
@@ -1218,6 +1220,15 @@
                     && mLastStartedTransitionType == TRANSITION_DEFAULT
                     && animationType != TRANSITION_DEFAULT;
 
+            // It is possible for stash=false to be requested by TRANSITION_HOME_TO_APP and
+            // TRANSITION_DEFAULT in quick succession. In this case, we should ignore
+            // transitionTypeChanged because the animations are exactly the same.
+            if (transitionTypeChanged
+                    && (!mIsStashed && !isStashed)
+                    && animationType == TRANSITION_HOME_TO_APP) {
+                transitionTypeChanged = false;
+            }
+
             if (mIsStashed != isStashed || transitionTypeChanged) {
                 mIsStashed = isStashed;
                 mLastStartedTransitionType = animationType;
diff --git a/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java b/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
index 0eef70e..a8b7698 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
@@ -57,7 +57,6 @@
 import com.android.launcher3.icons.LauncherIcons;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
-import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.touch.ItemLongClickListener;
 import com.android.launcher3.util.SafeCloseable;
 import com.android.launcher3.views.ActivityContext;
@@ -183,7 +182,16 @@
                 : null;
         super.applyFromWorkspaceItem(info, animate, staggerIndex);
         int oldPlateColor = mPlateColor;
-        int newPlateColor = ColorUtils.setAlphaComponent(mDotParams.appColor, 200);
+
+        int newPlateColor;
+        if (getIcon().isThemed()) {
+            newPlateColor = getResources().getColor(android.R.color.system_accent1_300);
+        } else {
+            float[] hctPlateColor = new float[3];
+            ColorUtils.colorToM3HCT(mDotParams.appColor, hctPlateColor);
+            newPlateColor = ColorUtils.M3HCTtoColor(hctPlateColor[0], 36, 85);
+        }
+
         if (!animate) {
             mPlateColor = newPlateColor;
         }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index 65f449c..79a301a 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -68,6 +68,7 @@
 import android.content.IntentSender;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
+import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.hardware.SensorManager;
@@ -143,6 +144,7 @@
 import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.DisplayController;
+import com.android.launcher3.util.Executors;
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.NavigationMode;
 import com.android.launcher3.util.ObjectWrapper;
@@ -343,14 +345,16 @@
     }
 
     @Override
-    public boolean startActivitySafely(View v, Intent intent, ItemInfo item) {
+    public RunnableList startActivitySafely(View v, Intent intent, ItemInfo item) {
         // Only pause is taskbar controller is not present
         mHotseatPredictionController.setPauseUIUpdate(getTaskbarUIController() == null);
-        boolean started = super.startActivitySafely(v, intent, item);
-        if (getTaskbarUIController() == null && !started) {
+        RunnableList result = super.startActivitySafely(v, intent, item);
+        if (getTaskbarUIController() == null && result == null) {
             mHotseatPredictionController.setPauseUIUpdate(false);
+        } else {
+            result.add(() -> mHotseatPredictionController.setPauseUIUpdate(false));
         }
-        return started;
+        return result;
     }
 
     @Override
@@ -370,11 +374,6 @@
                 | ACTIVITY_STATE_USER_ACTIVE | ACTIVITY_STATE_TRANSITION_ACTIVE)) != 0) {
             onStateOrResumeChanging((getActivityFlags() & ACTIVITY_STATE_TRANSITION_ACTIVE) == 0);
         }
-
-        if (((changeBits & ACTIVITY_STATE_STARTED) != 0
-                || (changeBits & getActivityFlags() & ACTIVITY_STATE_DEFERRED_RESUMED) != 0)) {
-            mHotseatPredictionController.setPauseUIUpdate(false);
-        }
     }
 
     @Override
@@ -1102,6 +1101,17 @@
     }
 
     @Override
+    public ActivityOptionsWrapper makeDefaultActivityOptions(int splashScreenStyle) {
+        RunnableList callbacks = new RunnableList();
+        ActivityOptions options = ActivityOptions.makeCustomAnimation(
+                this, 0, 0, Color.TRANSPARENT,
+                Executors.MAIN_EXECUTOR.getHandler(), null,
+                elapsedRealTime -> callbacks.executeAllAndDestroy());
+        options.setSplashScreenStyle(splashScreenStyle);
+        return new ActivityOptionsWrapper(options, callbacks);
+    }
+
+    @Override
     @BinderThread
     public void enterStageSplitFromRunningApp(boolean leftOrTop) {
         mSplitWithKeyboardShortcutController.enterStageSplit(leftOrTop);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index 40dfd82..8cbd6e8 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -41,11 +41,9 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.util.TouchController;
 import com.android.quickstep.TaskUtils;
-import com.android.quickstep.TopTaskTracker;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.OverviewToHomeAnim;
 import com.android.quickstep.views.RecentsView;
@@ -108,11 +106,6 @@
         if (AbstractFloatingView.getTopOpenViewWithType(mLauncher, typeToClose) != null) {
             return true;
         }
-        if (FeatureFlags.ASSISTANT_GIVES_LAUNCHER_FOCUS.get()
-                && TopTaskTracker.INSTANCE.get(mLauncher).getCachedTopTask(false)
-                        .isExcludedAssistant()) {
-            return true;
-        }
         return false;
     }
 
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index 0549d9f..29aed25 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -683,12 +683,12 @@
         }
     }
 
-    public void startIntentAndTask(PendingIntent pendingIntent, Bundle options1, int taskId,
-            Bundle options2, @SplitConfigurationOptions.StagePosition int splitPosition,
+    public void startIntentAndTask(PendingIntent pendingIntent, int userId1, Bundle options1,
+            int taskId, Bundle options2, @SplitConfigurationOptions.StagePosition int splitPosition,
             float splitRatio, RemoteTransition remoteTransition, InstanceId instanceId) {
         if (mSystemUiProxy != null) {
             try {
-                mSplitScreen.startIntentAndTask(pendingIntent, options1, taskId, options2,
+                mSplitScreen.startIntentAndTask(pendingIntent, userId1, options1, taskId, options2,
                         splitPosition, splitRatio, remoteTransition, instanceId);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntentAndTask");
@@ -696,15 +696,16 @@
         }
     }
 
-    public void startIntents(PendingIntent pendingIntent1, @Nullable ShortcutInfo shortcutInfo1,
-            Bundle options1, PendingIntent pendingIntent2, @Nullable ShortcutInfo shortcutInfo2,
-            Bundle options2, @SplitConfigurationOptions.StagePosition int splitPosition,
-            float splitRatio, RemoteTransition remoteTransition, InstanceId instanceId) {
+    public void startIntents(PendingIntent pendingIntent1, int userId1,
+            @Nullable ShortcutInfo shortcutInfo1, Bundle options1, PendingIntent pendingIntent2,
+            int userId2, @Nullable ShortcutInfo shortcutInfo2, Bundle options2,
+            @SplitConfigurationOptions.StagePosition int splitPosition, float splitRatio,
+            RemoteTransition remoteTransition, InstanceId instanceId) {
         if (mSystemUiProxy != null) {
             try {
-                mSplitScreen.startIntents(pendingIntent1, shortcutInfo1, options1, pendingIntent2,
-                        shortcutInfo2, options2, splitPosition, splitRatio, remoteTransition,
-                        instanceId);
+                mSplitScreen.startIntents(pendingIntent1, userId1, shortcutInfo1, options1,
+                        pendingIntent2, userId2, shortcutInfo2, options2, splitPosition, splitRatio,
+                        remoteTransition, instanceId);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntents");
             }
@@ -740,14 +741,14 @@
         }
     }
 
-    public void startIntentAndTaskWithLegacyTransition(PendingIntent pendingIntent,
+    public void startIntentAndTaskWithLegacyTransition(PendingIntent pendingIntent, int userId1,
             Bundle options1, int taskId, Bundle options2,
             @SplitConfigurationOptions.StagePosition int splitPosition, float splitRatio,
             RemoteAnimationAdapter adapter, InstanceId instanceId) {
         if (mSystemUiProxy != null) {
             try {
-                mSplitScreen.startIntentAndTaskWithLegacyTransition(pendingIntent, options1, taskId,
-                        options2, splitPosition, splitRatio, adapter, instanceId);
+                mSplitScreen.startIntentAndTaskWithLegacyTransition(pendingIntent, userId1,
+                        options1, taskId, options2, splitPosition, splitRatio, adapter, instanceId);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntentAndTaskWithLegacyTransition");
             }
@@ -771,16 +772,16 @@
      * Starts a pair of intents or shortcuts in split-screen using legacy transition. Passing a
      * non-null shortcut info means to start the app as a shortcut.
      */
-    public void startIntentsWithLegacyTransition(PendingIntent pendingIntent1,
+    public void startIntentsWithLegacyTransition(PendingIntent pendingIntent1, int userId1,
             @Nullable ShortcutInfo shortcutInfo1, @Nullable Bundle options1,
-            PendingIntent pendingIntent2, @Nullable ShortcutInfo shortcutInfo2,
+            PendingIntent pendingIntent2, int userId2, @Nullable ShortcutInfo shortcutInfo2,
             @Nullable Bundle options2, @SplitConfigurationOptions.StagePosition int sidePosition,
             float splitRatio, RemoteAnimationAdapter adapter, InstanceId instanceId) {
         if (mSystemUiProxy != null) {
             try {
-                mSplitScreen.startIntentsWithLegacyTransition(pendingIntent1, shortcutInfo1,
-                        options1, pendingIntent2, shortcutInfo2, options2, sidePosition, splitRatio,
-                        adapter, instanceId);
+                mSplitScreen.startIntentsWithLegacyTransition(pendingIntent1, userId1,
+                        shortcutInfo1, options1, pendingIntent2, userId2, shortcutInfo2, options2,
+                        sidePosition, splitRatio, adapter, instanceId);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntentsWithLegacyTransition");
             }
@@ -799,11 +800,12 @@
         }
     }
 
-    public void startIntent(PendingIntent intent, Intent fillInIntent, int position,
+    public void startIntent(PendingIntent intent, int userId, Intent fillInIntent, int position,
             Bundle options, InstanceId instanceId) {
         if (mSplitScreen != null) {
             try {
-                mSplitScreen.startIntent(intent, fillInIntent, position, options, instanceId);
+                mSplitScreen.startIntent(intent, userId, fillInIntent, position, options,
+                        instanceId);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntent");
             }
diff --git a/quickstep/src/com/android/quickstep/TaskAnimationManager.java b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
index c8c6292..4c4b9b4 100644
--- a/quickstep/src/com/android/quickstep/TaskAnimationManager.java
+++ b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
@@ -236,6 +236,9 @@
                     homeIsOnTop = true;
                 }
             }
+            if (activityInterface.allowAllAppsFromOverview()) {
+                homeIsOnTop = true;
+            }
             if (!homeIsOnTop) {
                 options.setTransientLaunch();
             }
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 99a57a2..1fbfbe6 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -24,7 +24,6 @@
 import static android.view.MotionEvent.ACTION_UP;
 
 import static com.android.launcher3.Launcher.INTENT_ACTION_ALL_APPS_TOGGLE;
-import static com.android.launcher3.config.FeatureFlags.ASSISTANT_GIVES_LAUNCHER_FOCUS;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_TRACKPAD_GESTURE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.quickstep.GestureState.DEFAULT_STATE;
@@ -85,6 +84,7 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatedFloat;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.provider.RestoreDbTask;
 import com.android.launcher3.statehandlers.DesktopVisibilityController;
 import com.android.launcher3.statemanager.StatefulActivity;
@@ -207,7 +207,15 @@
         @BinderThread
         @Override
         public void onTaskbarToggled() {
-            // To be implemented.
+            if (!FeatureFlags.ENABLE_KEYBOARD_TASKBAR_TOGGLE.get()) return;
+            MAIN_EXECUTOR.execute(() -> {
+                TaskbarActivityContext activityContext =
+                        mTaskbarManager.getCurrentActivityContext();
+
+                if (activityContext != null) {
+                    activityContext.toggleTaskbarStash();
+                }
+            });
         }
 
         @BinderThread
@@ -1089,22 +1097,17 @@
         boolean hasWindowFocus = activity.getRootView().hasWindowFocus();
         boolean isPreviousGestureAnimatingToLauncher =
                 previousGestureState.isRunningAnimationToLauncher();
-        boolean forcingOverviewInputConsumer =
-                ASSISTANT_GIVES_LAUNCHER_FOCUS.get() && forceOverviewInputConsumer;
         boolean isInLiveTileMode = gestureState.getActivityInterface().isInLiveTileMode();
         reasonString.append(SUBSTRING_PREFIX)
                 .append(hasWindowFocus
                         ? "activity has window focus"
                         : (isPreviousGestureAnimatingToLauncher
                                 ? "previous gesture is still animating to launcher"
-                                : (forcingOverviewInputConsumer
-                                        ? "assistant gives launcher focus and forcing focus"
-                                        : (isInLiveTileMode
-                                                ? "device is in live mode"
-                                                : "all overview focus conditions failed"))));
+                                : isInLiveTileMode
+                                        ? "device is in live mode"
+                                        : "all overview focus conditions failed"));
         if (hasWindowFocus
                 || isPreviousGestureAnimatingToLauncher
-                || forcingOverviewInputConsumer
                 || isInLiveTileMode) {
             reasonString.append(SUBSTRING_PREFIX)
                     .append("overview should have focus, using OverviewInputConsumer");
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
index 64165b6..3388642 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
@@ -51,6 +51,7 @@
 
     private final boolean mStartingInActivityBounds;
     private boolean mTargetHandledTouch;
+    private boolean mHasSetTouchModeForFirstDPadEvent;
 
     public OverviewInputConsumer(GestureState gestureState, T activity,
             @Nullable InputMonitorCompat inputMonitor, boolean startingInActivityBounds) {
@@ -95,6 +96,9 @@
                 mInputMonitor.pilferPointers();
             }
         }
+        if (mHasSetTouchModeForFirstDPadEvent) {
+            mActivity.getRootView().clearFocus();
+        }
     }
 
     @Override
@@ -112,6 +116,19 @@
                 mgr.dispatchVolumeKeyEventAsSystemService(ev,
                         AudioManager.USE_DEFAULT_STREAM_TYPE);
                 break;
+            case KeyEvent.KEYCODE_DPAD_LEFT:
+            case KeyEvent.KEYCODE_DPAD_RIGHT:
+                if (!mHasSetTouchModeForFirstDPadEvent) {
+                    // When Overview is launched via meta+tab or swipe up from an app, the touch
+                    // mode somehow is not changed to false by the Android framework. The subsequent
+                    // key events (e.g. DPAD_LEFT, DPAD_RIGHT) can only be dispatched to focused
+                    // views, while focus can only be requested in
+                    // {@link View#requestFocusNoSearch(int, Rect)} when touch mode is false. To
+                    // note, here we launch overview with live tile.
+                    mHasSetTouchModeForFirstDPadEvent = true;
+                    mActivity.getRootView().getViewRootImpl().touchModeChanged(false);
+                }
+                break;
             default:
                 break;
         }
diff --git a/quickstep/src/com/android/quickstep/util/SplitSelectDataHolder.kt b/quickstep/src/com/android/quickstep/util/SplitSelectDataHolder.kt
index ebea58c..614dfe8 100644
--- a/quickstep/src/com/android/quickstep/util/SplitSelectDataHolder.kt
+++ b/quickstep/src/com/android/quickstep/util/SplitSelectDataHolder.kt
@@ -207,6 +207,8 @@
                 secondTaskId,
                 initialPendingIntent,
                 secondPendingIntent,
+                initialUser?.identifier ?: -1,
+                secondUser?.identifier ?: -1,
                 initialShortcut,
                 secondShortcut,
                 itemInfo,
@@ -291,6 +293,8 @@
             var secondTaskId: Int = INVALID_TASK_ID,
             var initialPendingIntent: PendingIntent? = null,
             var secondPendingIntent: PendingIntent? = null,
+            var initialUserId: Int = -1,
+            var secondUserId: Int = -1,
             var initialShortcut: ShortcutInfo? = null,
             var secondShortcut: ShortcutInfo? = null,
             var itemInfo: ItemInfo? = null,
diff --git a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
index acc3ba1..da81410 100644
--- a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
+++ b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
@@ -372,12 +372,13 @@
                         shellInstanceId);
             } else {
                 mSystemUiProxy.startIntents(getPendingIntent(intent1, mInitialUser),
-                        getShortcutInfo(intent1, mInitialUser), options1.toBundle(),
-                        hasSecondaryPendingIntent
+                        mInitialUser.getIdentifier(), getShortcutInfo(intent1, mInitialUser),
+                        options1.toBundle(), hasSecondaryPendingIntent
                                 ? mSecondPendingIntent
                                 : getPendingIntent(intent2, mSecondUser),
-                        getShortcutInfo(intent2, mSecondUser), null /* options2 */,
-                        stagePosition, splitRatio, remoteTransition, shellInstanceId);
+                        mSecondUser.getIdentifier(), getShortcutInfo(intent2, mSecondUser),
+                        null /* options2 */, stagePosition, splitRatio, remoteTransition,
+                        shellInstanceId);
             }
         } else {
             final RemoteSplitLaunchAnimationRunner animationRunner =
@@ -399,13 +400,13 @@
                         shellInstanceId);
             } else {
                 mSystemUiProxy.startIntentsWithLegacyTransition(
-                        getPendingIntent(intent1, mInitialUser),
+                        getPendingIntent(intent1, mInitialUser), mInitialUser.getIdentifier(),
                         getShortcutInfo(intent1, mInitialUser), options1.toBundle(),
                         hasSecondaryPendingIntent
                                 ? mSecondPendingIntent
                                 : getPendingIntent(intent2, mSecondUser),
-                        getShortcutInfo(intent2, mSecondUser), null /* options2 */, stagePosition,
-                        splitRatio, adapter, shellInstanceId);
+                        mSecondUser.getIdentifier(), getShortcutInfo(intent2, mSecondUser),
+                        null /* options2 */, stagePosition, splitRatio, adapter, shellInstanceId);
             }
         }
     }
@@ -425,6 +426,8 @@
         ShortcutInfo secondShortcut = launchData.getSecondShortcut();
         PendingIntent firstPI = launchData.getInitialPendingIntent();
         PendingIntent secondPI = launchData.getSecondPendingIntent();
+        int firstUserId = launchData.getInitialUserId();
+        int secondUserId = launchData.getSecondUserId();
         int initialStagePosition = launchData.getInitialStagePosition();
         Bundle optionsBundle = options1.toBundle();
 
@@ -441,8 +444,8 @@
                                 remoteTransition, shellInstanceId);
 
                 case SPLIT_TASK_PENDINGINTENT ->
-                        mSystemUiProxy.startIntentAndTask(secondPI, optionsBundle, firstTaskId,
-                                null /*options2*/, initialStagePosition, splitRatio,
+                        mSystemUiProxy.startIntentAndTask(secondPI, secondUserId, optionsBundle,
+                                firstTaskId, null /*options2*/, initialStagePosition, splitRatio,
                                 remoteTransition, shellInstanceId);
 
                 case SPLIT_TASK_SHORTCUT ->
@@ -451,13 +454,14 @@
                                 remoteTransition, shellInstanceId);
 
                 case SPLIT_PENDINGINTENT_TASK ->
-                        mSystemUiProxy.startIntentAndTask(firstPI, optionsBundle, secondTaskId,
-                                null /*options2*/, initialStagePosition, splitRatio,
+                        mSystemUiProxy.startIntentAndTask(firstPI, firstUserId, optionsBundle,
+                                secondTaskId, null /*options2*/, initialStagePosition, splitRatio,
                                 remoteTransition, shellInstanceId);
 
                 case SPLIT_PENDINGINTENT_PENDINGINTENT ->
-                        mSystemUiProxy.startIntents(firstPI, firstShortcut, optionsBundle, secondPI,
-                                secondShortcut, null /*options2*/, initialStagePosition, splitRatio,
+                        mSystemUiProxy.startIntents(firstPI, firstUserId, firstShortcut,
+                                optionsBundle, secondPI, secondUserId, secondShortcut,
+                                null /*options2*/, initialStagePosition, splitRatio,
                                 remoteTransition, shellInstanceId);
 
                 case SPLIT_SHORTCUT_TASK ->
@@ -479,8 +483,8 @@
 
                 case SPLIT_TASK_PENDINGINTENT ->
                         mSystemUiProxy.startIntentAndTaskWithLegacyTransition(secondPI,
-                                optionsBundle, firstTaskId, null /*options2*/, initialStagePosition,
-                                splitRatio, adapter, shellInstanceId);
+                                secondUserId, optionsBundle, firstTaskId, null /*options2*/,
+                                initialStagePosition, splitRatio, adapter, shellInstanceId);
 
                 case SPLIT_TASK_SHORTCUT ->
                         mSystemUiProxy.startShortcutAndTaskWithLegacyTransition(secondShortcut,
@@ -488,14 +492,15 @@
                                 splitRatio, adapter, shellInstanceId);
 
                 case SPLIT_PENDINGINTENT_TASK ->
-                        mSystemUiProxy.startIntentAndTaskWithLegacyTransition(firstPI,
+                        mSystemUiProxy.startIntentAndTaskWithLegacyTransition(firstPI, firstUserId,
                                 optionsBundle, secondTaskId, null /*options2*/,
                                 initialStagePosition, splitRatio, adapter, shellInstanceId);
 
                 case SPLIT_PENDINGINTENT_PENDINGINTENT ->
-                        mSystemUiProxy.startIntentsWithLegacyTransition(firstPI, firstShortcut,
-                                optionsBundle, secondPI, secondShortcut, null /*options2*/,
-                                initialStagePosition, splitRatio, adapter, shellInstanceId);
+                        mSystemUiProxy.startIntentsWithLegacyTransition(firstPI, firstUserId,
+                                firstShortcut, optionsBundle, secondPI, secondUserId,
+                                secondShortcut, null /*options2*/, initialStagePosition, splitRatio,
+                                adapter, shellInstanceId);
 
                 case SPLIT_SHORTCUT_TASK ->
                         mSystemUiProxy.startShortcutAndTaskWithLegacyTransition(firstShortcut,
@@ -514,7 +519,7 @@
                     options1.toBundle(), taskId, null /* options2 */, stagePosition,
                     splitRatio, remoteTransition, shellInstanceId);
         } else {
-            mSystemUiProxy.startIntentAndTask(getPendingIntent(intent, user),
+            mSystemUiProxy.startIntentAndTask(getPendingIntent(intent, user), user.getIdentifier(),
                     options1.toBundle(), taskId, null /* options2 */, stagePosition, splitRatio,
                     remoteTransition, shellInstanceId);
         }
@@ -531,8 +536,9 @@
                     splitRatio, adapter, shellInstanceId);
         } else {
             mSystemUiProxy.startIntentAndTaskWithLegacyTransition(
-                    getPendingIntent(intent, user), options1.toBundle(), taskId,
-                    null /* options2 */, stagePosition, splitRatio, adapter, shellInstanceId);
+                    getPendingIntent(intent, user), user.getIdentifier(), options1.toBundle(),
+                    taskId, null /* options2 */, stagePosition, splitRatio, adapter,
+                    shellInstanceId);
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index d570708..c47c946 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -45,6 +45,7 @@
 import android.app.ActivityTaskManager;
 import android.content.Context;
 import android.content.Intent;
+import android.content.res.TypedArray;
 import android.graphics.Canvas;
 import android.graphics.PointF;
 import android.graphics.Rect;
@@ -438,6 +439,9 @@
 
         setWillNotDraw(!keyboardFocusHighlightEnabled);
 
+        TypedArray ta = context.obtainStyledAttributes(
+                attrs, R.styleable.TaskView, defStyleAttr, defStyleRes);
+
         mBorderAnimator = !keyboardFocusHighlightEnabled
                 ? null
                 : new BorderAnimator(
@@ -445,18 +449,10 @@
                         /* borderWidthPx= */ context.getResources().getDimensionPixelSize(
                                 R.dimen.keyboard_quick_switch_border_width),
                         /* borderRadiusPx= */ (int) mCurrentFullscreenParams.mCornerRadius,
-                        /* borderColor= */ attrs == null
-                        ? DEFAULT_BORDER_COLOR
-                        : context.getTheme()
-                                .obtainStyledAttributes(
-                                        attrs,
-                                        R.styleable.TaskView,
-                                        defStyleAttr,
-                                        defStyleRes)
-                                .getColor(
-                                        R.styleable.TaskView_borderColor,
-                                        DEFAULT_BORDER_COLOR),
+                        /* borderColor= */ ta.getColor(
+                                R.styleable.TaskView_borderColor, DEFAULT_BORDER_COLOR),
                         /* invalidateViewCallback= */ TaskView.this::invalidate);
+        ta.recycle();
     }
 
     protected void updateBorderBounds(Rect bounds) {
diff --git a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
index 62d46d3..97e34c5 100644
--- a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
+++ b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
@@ -62,6 +62,7 @@
 import com.android.launcher3.util.rule.SamplerRule;
 import com.android.launcher3.util.rule.ScreenRecordRule;
 import com.android.launcher3.util.rule.TestStabilityRule;
+import com.android.launcher3.util.rule.ViewCaptureRule;
 import com.android.quickstep.views.RecentsView;
 
 import org.junit.After;
@@ -115,10 +116,12 @@
             Utilities.enableRunningInTestHarnessForTests();
         }
 
+        final ViewCaptureRule viewCaptureRule = new ViewCaptureRule();
         mOrderSensitiveRules = RuleChain
                 .outerRule(new SamplerRule())
                 .around(new NavigationModeSwitchRule(mLauncher))
-                .around(new FailureWatcher(mDevice, mLauncher));
+                .around(viewCaptureRule)
+                .around(new FailureWatcher(mDevice, mLauncher, viewCaptureRule.getViewCapture()));
 
         mOtherLauncherActivity = context.getPackageManager().queryIntentActivities(
                 getHomeIntentInPackage(context),
diff --git a/res/values-v31/colors.xml b/res/values-v31/colors.xml
index 985fe77..0c036ff 100644
--- a/res/values-v31/colors.xml
+++ b/res/values-v31/colors.xml
@@ -28,6 +28,9 @@
     <color name="popup_notification_dot_light">@android:color/system_accent1_100</color>
     <color name="popup_notification_dot_dark">@android:color/system_accent2_600</color>
 
+    <color name="notification_dot_color_light">@android:color/system_accent3_200</color>
+    <color name="notification_dot_color_dark">@android:color/system_accent3_100</color>
+
     <color name="workspace_text_color_light">@android:color/system_neutral1_0</color>
     <color name="workspace_text_color_dark">@android:color/system_neutral1_1000</color>
 
@@ -40,7 +43,6 @@
 
     <color name="wallpaper_popup_scrim">@android:color/system_neutral1_900</color>
 
-    <color name="folder_dot_color">@android:color/system_accent3_100</color>
     <color name="folder_pagination_color_light">@android:color/system_accent1_600</color>
     <color name="folder_pagination_color_dark">@android:color/system_accent2_100</color>
 
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 8136534..418f5a7 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -40,8 +40,8 @@
     <attr name="eduHalfSheetBGColor" format="color" />
     <attr name="overviewScrimColor" format="color" />
     <attr name="popupNotificationDotColor" format="color" />
+    <attr name="notificationDotColor" format="color" />
 
-    <attr name="folderDotColor" format="color" />
     <attr name="folderPaginationColor" format="color" />
     <attr name="folderPreviewColor" format="color" />
     <attr name="folderBackgroundColor" format="color" />
@@ -90,7 +90,6 @@
     <declare-styleable name="FolderIconPreview">
         <attr name="folderPreviewColor" />
         <attr name="folderIconBorderColor" />
-        <attr name="folderDotColor" />
     </declare-styleable>
 
     <declare-styleable name="SearchResultSuggestion">
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 9e73453..b1bff18 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -54,6 +54,9 @@
     <color name="popup_notification_dot_light">#FFF</color>
     <color name="popup_notification_dot_dark">#757575</color>
 
+    <color name="notification_dot_color_light">#6DD58C</color>
+    <color name="notification_dot_color_dark">#C4EED0</color>
+
     <color name="workspace_text_color_light">#FFF</color>
     <color name="workspace_text_color_dark">#FF000000</color>
 
@@ -66,7 +69,6 @@
     <color name="folder_preview_light">#F9F9F9</color>
     <color name="folder_preview_dark">#464746</color>
 
-    <color name="folder_dot_color">?attr/colorPrimary</color>
     <color name="folder_pagination_color_light">#ff006c5f</color>
     <color name="folder_pagination_color_dark">#ffbfebe3</color>
 
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 11861b9..8f75550 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -41,6 +41,7 @@
         <item name="popupShadeSecond">@color/popup_shade_second_light</item>
         <item name="popupShadeThird">@color/popup_shade_third_light</item>
         <item name="popupNotificationDotColor">@color/popup_notification_dot_light</item>
+        <item name="notificationDotColor">@color/notification_dot_color_light</item>
         <item name="isMainColorDark">false</item>
         <item name="isWorkspaceDarkText">false</item>
         <item name="workspaceTextColor">@color/workspace_text_color_light</item>
@@ -49,7 +50,6 @@
         <item name="workspaceKeyShadowColor">#89000000</item>
         <item name="workspaceStatusBarScrim">@drawable/workspace_bg</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme</item>
-        <item name="folderDotColor">@color/folder_dot_color</item>
         <item name="folderPaginationColor">@color/folder_pagination_color_light</item>
         <item name="folderPreviewColor">@color/folder_preview_light</item>
         <item name="folderBackgroundColor">@color/folder_background_light</item>
@@ -109,8 +109,8 @@
         <item name="popupShadeFirst">@color/popup_shade_first_dark</item>
         <item name="popupShadeSecond">@color/popup_shade_second_dark</item>
         <item name="popupShadeThird">@color/popup_shade_third_dark</item>
+        <item name="notificationDotColor">@color/notification_dot_color_dark</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme.Dark</item>
-        <item name="folderDotColor">@color/folder_dot_color</item>
         <item name="folderPaginationColor">@color/folder_pagination_color_dark</item>
         <item name="folderPreviewColor">@color/folder_preview_dark</item>
         <item name="folderBackgroundColor">@color/folder_background_dark</item>
diff --git a/src/com/android/launcher3/AppWidgetsRestoredReceiver.java b/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
index f041ffb..3dd8627 100644
--- a/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
+++ b/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
@@ -6,7 +6,6 @@
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.BroadcastReceiver;
-import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.database.Cursor;
@@ -16,13 +15,15 @@
 import androidx.annotation.WorkerThread;
 
 import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.model.DatabaseHelper;
 import com.android.launcher3.model.LoaderTask;
+import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.pm.UserCache;
+import com.android.launcher3.provider.LauncherDbUtils;
 import com.android.launcher3.provider.RestoreDbTask;
 import com.android.launcher3.util.ContentWriter;
+import com.android.launcher3.util.IntArray;
 import com.android.launcher3.widget.LauncherWidgetHolder;
 
 public class AppWidgetsRestoredReceiver extends BroadcastReceiver {
@@ -52,7 +53,7 @@
      * Updates the app widgets whose id has changed during the restore process.
      */
     @WorkerThread
-    public static void restoreAppWidgetIds(Context context, DatabaseHelper helper,
+    public static void restoreAppWidgetIds(Context context, ModelDbController controller,
             int[] oldWidgetIds, int[] newWidgetIds, @NonNull AppWidgetHost host) {
         if (WidgetsModel.GO_DISABLE_WIDGETS) {
             Log.e(TAG, "Skipping widget ID remap as widgets not supported");
@@ -69,9 +70,24 @@
             }
             return;
         }
-        final ContentResolver cr = context.getContentResolver();
+
         final AppWidgetManager widgets = AppWidgetManager.getInstance(context);
 
+        Log.d(TAG, "restoreAppWidgetIds: "
+                + "oldWidgetIds=" + IntArray.wrap(oldWidgetIds).toConcatString()
+                + ", newWidgetIds=" + IntArray.wrap(newWidgetIds).toConcatString());
+
+        try {
+            IntArray result = LauncherDbUtils.queryIntArray(false, controller.getDb(),
+                    Favorites.TABLE_NAME, Favorites.APPWIDGET_ID,
+                    Favorites.APPWIDGET_ID + "!=" + LauncherAppWidgetInfo.NO_ID, null, null);
+            // TODO(b/234700507): Remove the logs after the bug is fixed
+            Log.d(TAG, "restoreAppWidgetIds: all widget ids in database: "
+                    + result.toConcatString());
+        } catch (Exception ex) {
+            Log.e(TAG, "Getting widget ids from the database failed", ex);
+        }
+
         for (int i = 0; i < oldWidgetIds.length; i++) {
             Log.i(TAG, "Widget state restore id " + oldWidgetIds[i] + " => " + newWidgetIds[i]);
 
@@ -92,22 +108,24 @@
             final String where = "appWidgetId=? and (restored & 1) = 1 and profileId=?";
             final String[] args = new String[] { oldWidgetId, Long.toString(mainProfileId) };
             int result = new ContentWriter(context,
-                            new ContentWriter.CommitParams(helper, where, args))
+                            new ContentWriter.CommitParams(controller, where, args))
                     .put(LauncherSettings.Favorites.APPWIDGET_ID, newWidgetIds[i])
                     .put(LauncherSettings.Favorites.RESTORED, state)
                     .commit();
             if (result == 0) {
-                Cursor cursor = helper.getWritableDatabase().query(
+                // TODO(b/234700507): Remove the logs after the bug is fixed
+                Log.e(TAG, "restoreAppWidgetIds: remapping failed since the widget is not in"
+                        + " the database anymore");
+                try (Cursor cursor = controller.getDb().query(
                         Favorites.TABLE_NAME,
-                        new String[] {Favorites.APPWIDGET_ID},
-                        "appWidgetId=?", new String[] { oldWidgetId }, null, null, null);
-                try {
+                        new String[]{Favorites.APPWIDGET_ID},
+                        "appWidgetId=?", new String[]{oldWidgetId}, null, null, null)) {
                     if (!cursor.moveToFirst()) {
                         // The widget no long exists.
+                        Log.d(TAG, "Deleting widgetId: " + newWidgetIds[i] + " with old id: "
+                                + oldWidgetId);
                         host.deleteAppWidgetId(newWidgetIds[i]);
                     }
-                } finally {
-                    cursor.close();
                 }
             }
         }
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 45b03c2..8876a1b 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -156,6 +156,13 @@
     }
 
     @Override
+    public ActivityOptionsWrapper makeDefaultActivityOptions(int splashScreenStyle) {
+        ActivityOptionsWrapper wrapper = super.makeDefaultActivityOptions(splashScreenStyle);
+        addOnResumeCallback(wrapper.onEndCallback::executeAllAndDestroy);
+        return wrapper;
+    }
+
+    @Override
     protected void onStart() {
         super.onStart();
 
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 450a9f0..f920d75 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -77,6 +77,7 @@
 import com.android.launcher3.util.MultiTranslateDelegate;
 import com.android.launcher3.util.SafeCloseable;
 import com.android.launcher3.util.ShortcutUtil;
+import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.IconLabelDotView;
 
@@ -387,8 +388,7 @@
         }
         FastBitmapDrawable iconDrawable = info.newIcon(getContext(), flags);
         mDotParams.appColor = iconDrawable.getIconColor();
-        mDotParams.dotColor = getContext().getResources()
-                .getColor(android.R.color.system_accent3_200, getContext().getTheme());
+        mDotParams.dotColor = Themes.getAttrColor(getContext(), R.attr.notificationDotColor);
         setIcon(iconDrawable);
         applyLabel(info);
     }
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 1a86009..108e557 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -115,6 +115,12 @@
         setContentDescription(mText);
     }
 
+    protected void updateText(CharSequence text) {
+        setText(text);
+        mText = getText();
+        setContentDescription(mText);
+    }
+
     protected void setDrawable(int resId) {
         // We do not set the drawable in the xml as that inflates two drawables corresponding to
         // drawableLeft and drawableStart.
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index ffd56cc..faf5c6a 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -2154,30 +2154,38 @@
     }
 
     @Override
-    public boolean startActivitySafely(View v, Intent intent, ItemInfo item) {
+    public RunnableList startActivitySafely(View v, Intent intent, ItemInfo item) {
         if (!hasBeenResumed()) {
+            RunnableList result = new RunnableList();
             // Workaround an issue where the WM launch animation is clobbered when finishing the
             // recents animation into launcher. Defer launching the activity until Launcher is
             // next resumed.
-            addOnResumeCallback(() -> startActivitySafely(v, intent, item));
+            addOnResumeCallback(() -> {
+                RunnableList actualResult = startActivitySafely(v, intent, item);
+                if (actualResult != null) {
+                    actualResult.add(result::executeAllAndDestroy);
+                } else {
+                    result.executeAllAndDestroy();
+                }
+            });
             if (mOnDeferredActivityLaunchCallback != null) {
                 mOnDeferredActivityLaunchCallback.run();
                 mOnDeferredActivityLaunchCallback = null;
             }
-            return true;
+            return result;
         }
 
-        boolean success = super.startActivitySafely(v, intent, item);
-        if (success && v instanceof BubbleTextView) {
+        RunnableList result = super.startActivitySafely(v, intent, item);
+        if (result != null && v instanceof BubbleTextView) {
             // This is set to the view that launched the activity that navigated the user away
             // from launcher. Since there is no callback for when the activity has finished
             // launching, enable the press state and keep this reference to reset the press
             // state when we return to launcher.
             BubbleTextView btv = (BubbleTextView) v;
             btv.setStayPressed(true);
-            addOnResumeCallback(() -> btv.setStayPressed(false));
+            result.add(() -> btv.setStayPressed(false));
         }
-        return success;
+        return result;
     }
 
     boolean isHotseatLayout(View layout) {
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index 65870d3..617afcb 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -92,6 +92,15 @@
 
     static final String TAG = "Launcher.Model";
 
+    // Broadcast intent to track when the profile gets locked:
+    // ACTION_MANAGED_PROFILE_UNAVAILABLE can be used until Android U where profile no longer gets
+    // locked when paused.
+    // ACTION_PROFILE_INACCESSIBLE always means that the profile is getting locked but it only
+    // appeared in Android S.
+    private static final String ACTION_PROFILE_LOCKED = Utilities.ATLEAST_U
+            ? Intent.ACTION_PROFILE_INACCESSIBLE
+            : Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE;
+
     @NonNull
     private final LauncherAppState mApp;
     @NonNull
@@ -290,9 +299,9 @@
             // If we have changed locale we need to clear out the labels in all apps/workspace.
             forceReload();
         } else if (Intent.ACTION_MANAGED_PROFILE_AVAILABLE.equals(action)
-                || Intent.ACTION_PROFILE_INACCESSIBLE.equals(action)
                 || Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action)
-                || Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)) {
+                || Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)
+                || Intent.ACTION_PROFILE_INACCESSIBLE.equals(action)) {
             UserHandle user = intent.getParcelableExtra(Intent.EXTRA_USER);
             if (TestProtocol.sDebugTracing) {
                 Log.d(TestProtocol.WORK_TAB_MISSING, "onBroadcastIntent intentAction: " + action +
@@ -305,9 +314,7 @@
                             PackageUpdatedTask.OP_USER_AVAILABILITY_CHANGE, user));
                 }
 
-                // ACTION_PROFILE_INACCESSIBLE sends the profile back to locked mode, so
-                // we need to run the state change task again.
-                if (Intent.ACTION_PROFILE_INACCESSIBLE.equals(action)
+                if (ACTION_PROFILE_LOCKED.equals(action)
                         || Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)) {
                     enqueueModelUpdateTask(new UserLockStateChangedTask(
                             user, Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)));
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index 0df4bd4..9abec50 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -263,18 +263,6 @@
                 getModelDbController().refreshHotseatRestoreTable();
                 return null;
             }
-            case LauncherSettings.Settings.METHOD_UPDATE_CURRENT_OPEN_HELPER: {
-                Bundle result = new Bundle();
-                result.putBoolean(LauncherSettings.Settings.EXTRA_VALUE,
-                        getModelDbController().updateCurrentOpenHelper(arg /* dbFile */));
-                return result;
-            }
-            case LauncherSettings.Settings.METHOD_PREP_FOR_PREVIEW: {
-                Bundle result = new Bundle();
-                result.putBoolean(LauncherSettings.Settings.EXTRA_VALUE,
-                        getModelDbController().prepareForPreview(arg /* dbFile */));
-                return result;
-            }
         }
         return null;
     }
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index b65e96b..7fda326 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -148,11 +148,6 @@
         public static final String HYBRID_HOTSEAT_BACKUP_TABLE = "hotseat_restore_backup";
 
         /**
-         * Temporary table used specifically for grid migrations during wallpaper preview
-         */
-        public static final String PREVIEW_TABLE_NAME = "favorites_preview";
-
-        /**
          * Temporary table used specifically for multi-db grid migrations
          */
         public static final String TMP_TABLE = "favorites_tmp";
@@ -164,18 +159,6 @@
                 + LauncherProvider.AUTHORITY + "/" + TABLE_NAME);
 
         /**
-         * The content:// style URL for "favorites_preview" table
-         */
-        public static final Uri PREVIEW_CONTENT_URI = Uri.parse("content://"
-                + LauncherProvider.AUTHORITY + "/" + PREVIEW_TABLE_NAME);
-
-        /**
-         * The content:// style URL for "favorites_tmp" table
-         */
-        public static final Uri TMP_CONTENT_URI = Uri.parse("content://"
-                + LauncherProvider.AUTHORITY + "/" + TMP_TABLE);
-
-        /**
          * The content:// style URL for a given row, identified by its id.
          *
          * @param id The row id.
@@ -376,10 +359,6 @@
 
         public static final String METHOD_REFRESH_HOTSEAT_RESTORE_TABLE = "restore_hotseat_table";
 
-        public static final String METHOD_UPDATE_CURRENT_OPEN_HELPER = "update_current_open_helper";
-
-        public static final String METHOD_PREP_FOR_PREVIEW = "prep_for_preview";
-
         public static final String EXTRA_VALUE = "value";
 
         public static final String EXTRA_DB_NAME = "db_name";
@@ -393,11 +372,8 @@
         }
 
         public static Bundle call(ContentResolver cr, String method, String arg) {
-            return call(cr, method, arg, null /* extras */);
+            return cr.call(CONTENT_URI, method, arg, null);
         }
 
-        public static Bundle call(ContentResolver cr, String method, String arg, Bundle extras) {
-            return cr.call(CONTENT_URI, method, arg, extras);
-        }
     }
 }
diff --git a/src/com/android/launcher3/allapps/search/DefaultSearchAdapterProvider.java b/src/com/android/launcher3/allapps/search/DefaultSearchAdapterProvider.java
index 714304b..64fd237 100644
--- a/src/com/android/launcher3/allapps/search/DefaultSearchAdapterProvider.java
+++ b/src/com/android/launcher3/allapps/search/DefaultSearchAdapterProvider.java
@@ -62,7 +62,8 @@
         if (mHighlightedView instanceof BubbleTextView
                 && mHighlightedView.getTag() instanceof ItemInfo) {
             ItemInfo itemInfo = (ItemInfo) mHighlightedView.getTag();
-            return mLauncher.startActivitySafely(mHighlightedView, itemInfo.getIntent(), itemInfo);
+            return mLauncher.startActivitySafely(
+                    mHighlightedView, itemInfo.getIntent(), itemInfo) != null;
         }
         return false;
     }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 8dc1204..6699825 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -86,7 +86,7 @@
             "ENABLE_ONE_SEARCH_MOTION", ENABLED, "Enables animations in OneSearch.");
 
     public static final BooleanFlag ENABLE_SEARCH_RESULT_BACKGROUND_DRAWABLES = getReleaseFlag(
-            270394041, "ENABLE_SEARCH_RESULT_BACKGROUND_DRAWABLES", TEAMFOOD,
+            270394041, "ENABLE_SEARCH_RESULT_BACKGROUND_DRAWABLES", DISABLED,
             "Enable option to replace decorator-based search result backgrounds with drawables");
 
     public static final BooleanFlag ENABLE_SEARCH_RESULT_LAUNCH_TRANSITION = getReleaseFlag(
@@ -142,10 +142,6 @@
             "Enables haptics opening/closing All apps");
 
     // TODO(Block 6): Clean up flags
-    public static final BooleanFlag WIDGETS_IN_LAUNCHER_PREVIEW = getDebugFlag(270393268,
-            "WIDGETS_IN_LAUNCHER_PREVIEW", ENABLED,
-            "Enables widgets in Launcher preview for the Wallpaper app.");
-
     public static final BooleanFlag ENABLE_ALL_APPS_SEARCH_IN_TASKBAR = getDebugFlag(270393900,
             "ENABLE_ALL_APPS_SEARCH_IN_TASKBAR", DISABLED,
             "Enables Search box in Taskbar All Apps.");
@@ -211,17 +207,9 @@
             "Allows on device search in all apps logging");
 
     // TODO(Block 14): Cleanup flags
-    public static final BooleanFlag ASSISTANT_GIVES_LAUNCHER_FOCUS = getDebugFlag(270391641,
-            "ASSISTANT_GIVES_LAUNCHER_FOCUS", DISABLED,
-            "Allow Launcher to handle nav bar gestures while Assistant is running over it");
-
     public static final BooleanFlag NOTIFY_CRASHES = getDebugFlag(270393108, "NOTIFY_CRASHES",
             DISABLED, "Sends a notification whenever launcher encounters an uncaught exception.");
 
-    public static final BooleanFlag FORCE_PERSISTENT_TASKBAR = getDebugFlag(270395077,
-            "FORCE_PERSISTENT_TASKBAR", DISABLED, "Forces taskbar to be persistent, even in gesture"
-                    + " nav mode and when transient taskbar is enabled.");
-
     public static final BooleanFlag ENABLE_TRANSIENT_TASKBAR = getDebugFlag(270395798,
             "ENABLE_TRANSIENT_TASKBAR", ENABLED, "Enables transient taskbar.");
 
@@ -314,6 +302,10 @@
             "Enables receiving unfold animation events from sysui instead of calculating "
                     + "them in launcher process using hinge sensor values.");
 
+    public static final BooleanFlag ENABLE_WIDGET_TRANSITION_FOR_RESIZING = getDebugFlag(268553314,
+            "ENABLE_WIDGET_TRANSITION_FOR_RESIZING", DISABLED,
+            "Enable widget transition animation when resizing the widgets");
+
     public static final BooleanFlag PREEMPTIVE_UNFOLD_ANIMATION_START = getDebugFlag(270397209,
             "PREEMPTIVE_UNFOLD_ANIMATION_START", ENABLED,
             "Enables starting the unfold animation preemptively when unfolding, without"
@@ -394,7 +386,7 @@
             "Enable initiating split screen from workspace to workspace.");
 
     public static final BooleanFlag ENABLE_TRACKPAD_GESTURE = getDebugFlag(271010401,
-            "ENABLE_TRACKPAD_GESTURE", ENABLED, "Enables trackpad gesture.");
+            "ENABLE_TRACKPAD_GESTURE", DISABLED, "Enables trackpad gesture.");
 
     // TODO(Block 29): Clean up flags
     public static final BooleanFlag ENABLE_ALL_APPS_BUTTON_IN_HOTSEAT = getDebugFlag(270393897,
@@ -404,6 +396,10 @@
     public static final BooleanFlag ENABLE_KEYBOARD_QUICK_SWITCH = getDebugFlag(270396844,
             "ENABLE_KEYBOARD_QUICK_SWITCH", ENABLED, "Enables keyboard quick switching");
 
+    public static final BooleanFlag ENABLE_KEYBOARD_TASKBAR_TOGGLE = getDebugFlag(281726846,
+            "ENABLE_KEYBOARD_TASKBAR_TOGGLE", ENABLED,
+            "Enables keyboard taskbar stash toggling");
+
     // TODO(Block 30): Clean up flags
     public static final BooleanFlag USE_SEARCH_REQUEST_TIMEOUT_OVERRIDES = getDebugFlag(270395010,
             "USE_SEARCH_REQUEST_TIMEOUT_OVERRIDES", DISABLED,
diff --git a/src/com/android/launcher3/folder/PreviewBackground.java b/src/com/android/launcher3/folder/PreviewBackground.java
index 2465745..406955c 100644
--- a/src/com/android/launcher3/folder/PreviewBackground.java
+++ b/src/com/android/launcher3/folder/PreviewBackground.java
@@ -43,6 +43,7 @@
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
+import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ActivityContext;
 
 /**
@@ -150,7 +151,7 @@
         mInvalidateDelegate = invalidateDelegate;
 
         TypedArray ta = context.getTheme().obtainStyledAttributes(R.styleable.FolderIconPreview);
-        mDotColor = ta.getColor(R.styleable.FolderIconPreview_folderDotColor, 0);
+        mDotColor = Themes.getAttrColor(context, R.attr.notificationDotColor);
         mStrokeColor = ta.getColor(R.styleable.FolderIconPreview_folderIconBorderColor, 0);
         mBgColor = ta.getColor(R.styleable.FolderIconPreview_folderPreviewColor, 0);
         ta.recycle();
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index b438e86..47677ea 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -105,7 +105,6 @@
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.widget.LauncherWidgetHolder;
 import com.android.launcher3.widget.LocalColorExtractor;
-import com.android.launcher3.widget.NavigableAppWidgetHostView;
 import com.android.launcher3.widget.custom.CustomWidgetManager;
 import com.android.launcher3.widget.util.WidgetSizes;
 
@@ -281,9 +280,7 @@
         } else {
             mWallpaperColorResources = null;
         }
-        mAppWidgetHost = FeatureFlags.WIDGETS_IN_LAUNCHER_PREVIEW.get()
-                ? new LauncherPreviewAppWidgetHost(context)
-                : null;
+        mAppWidgetHost = new LauncherPreviewAppWidgetHost(context);
     }
 
     /** Populate preview and render it. */
@@ -416,19 +413,8 @@
 
     private void inflateAndAddWidgets(
             LauncherAppWidgetInfo info, LauncherAppWidgetProviderInfo providerInfo) {
-        AppWidgetHostView view;
-        if (FeatureFlags.WIDGETS_IN_LAUNCHER_PREVIEW.get()) {
-            view = mAppWidgetHost.createView(mContext, info.appWidgetId, providerInfo);
-        } else {
-            view = new NavigableAppWidgetHostView(this) {
-                @Override
-                protected boolean shouldAllowDirectClick() {
-                    return false;
-                }
-            };
-            view.setAppWidget(-1, providerInfo);
-            view.updateAppWidget(null);
-        }
+        AppWidgetHostView view = mAppWidgetHost.createView(
+                mContext, info.appWidgetId, providerInfo);
 
         if (mWallpaperColorResources != null) {
             view.setColorResources(mWallpaperColorResources);
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index 372e9bf..8f0b8ec 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.graphics;
 
+import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
@@ -52,6 +53,8 @@
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.GridSizeMigrationUtil;
 import com.android.launcher3.model.LoaderTask;
+import com.android.launcher3.model.ModelDbController;
+import com.android.launcher3.provider.LauncherDbUtils;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.Themes;
@@ -145,7 +148,9 @@
         final String query = LauncherSettings.Favorites.ITEM_TYPE + " = "
                 + LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
 
-        try (Cursor c = context.getContentResolver().query(LauncherSettings.Favorites.CONTENT_URI,
+        ModelDbController mainController =
+                LauncherAppState.getInstance(mContext).getModel().getModelDbController();
+        try (Cursor c = mainController.query(TABLE_NAME,
                 new String[] {
                         LauncherSettings.Favorites.APPWIDGET_ID,
                         LauncherSettings.Favorites.SPANX,
@@ -190,8 +195,6 @@
 
     @WorkerThread
     private void loadModelData() {
-        final boolean migrated = doGridMigrationIfNecessary();
-
         final Context inflationContext;
         if (mWallpaperColors != null) {
             // Create a themed context, without affecting the main application context
@@ -209,8 +212,20 @@
                     Themes.getActivityThemeRes(mContext));
         }
 
-        if (migrated) {
+        if (GridSizeMigrationUtil.needsToMigrate(inflationContext, mIdp)) {
+            // Start the migration
             PreviewContext previewContext = new PreviewContext(inflationContext, mIdp);
+            // Copy existing data to preview DB
+            LauncherDbUtils.copyTable(LauncherAppState.getInstance(mContext)
+                    .getModel().getModelDbController().getDb(),
+                    TABLE_NAME,
+                    LauncherAppState.getInstance(previewContext)
+                            .getModel().getModelDbController().getDb(),
+                    TABLE_NAME,
+                    mContext);
+            LauncherAppState.getInstance(previewContext)
+                    .getModel().getModelDbController().clearEmptyDbFlag();
+
             new LoaderTask(
                     LauncherAppState.getInstance(previewContext),
                     /* bgAllAppsList= */ null,
@@ -229,8 +244,7 @@
                         query += " or " + LauncherSettings.Favorites.SCREEN + " = "
                                 + Workspace.SECOND_SCREEN_ID;
                     }
-                    loadWorkspaceForPreviewSurfaceRenderer(new ArrayList<>(),
-                            LauncherSettings.Favorites.PREVIEW_CONTENT_URI, query);
+                    loadWorkspace(new ArrayList<>(), query, null);
 
                     final SparseArray<Size> spanInfo =
                             getLoadedLauncherWidgetInfo(previewContext.getBaseContext());
@@ -253,14 +267,6 @@
         }
     }
 
-    @WorkerThread
-    private boolean doGridMigrationIfNecessary() {
-        if (!GridSizeMigrationUtil.needsToMigrate(mContext, mIdp)) {
-            return false;
-        }
-        return GridSizeMigrationUtil.migrateGridIfNeeded(mContext, mIdp);
-    }
-
     @UiThread
     private void renderView(Context inflationContext, BgDataModel dataModel,
             Map<ComponentKey, AppWidgetProviderInfo> widgetProviderInfoMap,
diff --git a/src/com/android/launcher3/model/DatabaseHelper.java b/src/com/android/launcher3/model/DatabaseHelper.java
index dc5fcf7..ecf5f67 100644
--- a/src/com/android/launcher3/model/DatabaseHelper.java
+++ b/src/com/android/launcher3/model/DatabaseHelper.java
@@ -15,8 +15,8 @@
  */
 package com.android.launcher3.model;
 
+import static com.android.launcher3.LauncherSettings.Favorites.addTableToDb;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
-import static com.android.launcher3.provider.LauncherDbUtils.tableExists;
 
 import android.content.ContentValues;
 import android.content.Context;
@@ -36,9 +36,6 @@
 
 import com.android.launcher3.AutoInstallsLayout;
 import com.android.launcher3.AutoInstallsLayout.LayoutParserCallback;
-import com.android.launcher3.InvariantDeviceProfile;
-import com.android.launcher3.LauncherFiles;
-import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Utilities;
@@ -58,6 +55,7 @@
 import java.net.URISyntaxException;
 import java.util.Arrays;
 import java.util.Locale;
+import java.util.function.ToLongFunction;
 import java.util.stream.Collectors;
 
 /**
@@ -76,45 +74,23 @@
     private static final boolean LOGD = false;
 
     private static final String DOWNGRADE_SCHEMA_FILE = "downgrade_schema.json";
-    public static final String EMPTY_DATABASE_CREATED = "EMPTY_DATABASE_CREATED";
 
     private final Context mContext;
-    private final boolean mForMigration;
+    private final ToLongFunction<UserHandle> mUserSerialProvider;
+    private final Runnable mOnEmptyDbCreateCallback;
+
     private int mMaxItemId = -1;
     public boolean mHotseatRestoreTableExists;
 
-    public static DatabaseHelper createDatabaseHelper(Context context, boolean forMigration) {
-        return createDatabaseHelper(context, null, forMigration);
-    }
-
-    public static DatabaseHelper createDatabaseHelper(Context context, String dbName,
-            boolean forMigration) {
-        if (dbName == null) {
-            dbName = InvariantDeviceProfile.INSTANCE.get(context).dbFile;
-        }
-        DatabaseHelper databaseHelper = new DatabaseHelper(context, dbName, forMigration);
-        // Table creation sometimes fails silently, which leads to a crash loop.
-        // This way, we will try to create a table every time after crash, so the device
-        // would eventually be able to recover.
-        if (!tableExists(databaseHelper.getReadableDatabase(), Favorites.TABLE_NAME)) {
-            Log.e(TAG, "Tables are missing after onCreate has been called. Trying to recreate");
-            // This operation is a no-op if the table already exists.
-            databaseHelper.addFavoritesTable(databaseHelper.getWritableDatabase(), true);
-        }
-        databaseHelper.mHotseatRestoreTableExists = tableExists(
-                databaseHelper.getReadableDatabase(), Favorites.HYBRID_HOTSEAT_BACKUP_TABLE);
-
-        databaseHelper.initIds();
-        return databaseHelper;
-    }
-
     /**
      * Constructor used in tests and for restore.
      */
-    public DatabaseHelper(Context context, String dbName, boolean forMigration) {
+    public DatabaseHelper(Context context, String dbName,
+            ToLongFunction<UserHandle> userSerialProvider, Runnable onEmptyDbCreateCallback) {
         super(context, dbName, SCHEMA_VERSION);
         mContext = context;
-        mForMigration = forMigration;
+        mUserSerialProvider = userSerialProvider;
+        mOnEmptyDbCreateCallback = onEmptyDbCreateCallback;
     }
 
     protected void initIds() {
@@ -131,13 +107,11 @@
 
         mMaxItemId = 1;
 
-        addFavoritesTable(db, false);
+        addTableToDb(db, getDefaultUserSerial(), false /* optional */);
 
         // Fresh and clean launcher DB.
         mMaxItemId = initializeMaxItemId(db);
-        if (!mForMigration) {
-            onEmptyDbCreated();
-        }
+        mOnEmptyDbCreateCallback.run();
     }
 
     public void onAddOrDeleteOp(SQLiteDatabase db) {
@@ -147,38 +121,8 @@
         }
     }
 
-    /**
-     * Re-composite given key in respect to database. If the current db is
-     * {@link LauncherFiles#LAUNCHER_DB}, return the key as-is. Otherwise append the db name to
-     * given key. e.g. consider key="EMPTY_DATABASE_CREATED", dbName="minimal.db", the returning
-     * string will be "EMPTY_DATABASE_CREATED@minimal.db".
-     */
-    public String getKey(final String key) {
-        if (TextUtils.equals(getDatabaseName(), LauncherFiles.LAUNCHER_DB)) {
-            return key;
-        }
-        return key + "@" + getDatabaseName();
-    }
-
-    /**
-     * Overridden in tests.
-     */
-    protected void onEmptyDbCreated() {
-        // Set the flag for empty DB
-        LauncherPrefs.getPrefs(mContext).edit().putBoolean(getKey(EMPTY_DATABASE_CREATED), true)
-                .commit();
-    }
-
-    public long getSerialNumberForUser(UserHandle user) {
-        return UserCache.INSTANCE.get(mContext).getSerialNumberForUser(user);
-    }
-
-    public long getDefaultUserSerial() {
-        return getSerialNumberForUser(Process.myUserHandle());
-    }
-
-    private void addFavoritesTable(SQLiteDatabase db, boolean optional) {
-        Favorites.addTableToDb(db, getDefaultUserSerial(), optional);
+    private long getDefaultUserSerial() {
+        return mUserSerialProvider.applyAsLong(Process.myUserHandle());
     }
 
     @Override
diff --git a/src/com/android/launcher3/model/GridSizeMigrationUtil.java b/src/com/android/launcher3/model/GridSizeMigrationUtil.java
index eded5ea..9a6cde6 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationUtil.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationUtil.java
@@ -16,6 +16,9 @@
 
 package com.android.launcher3.model;
 
+import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
+import static com.android.launcher3.LauncherSettings.Favorites.TMP_TABLE;
+import static com.android.launcher3.provider.LauncherDbUtils.copyTable;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
 
 import android.content.ComponentName;
@@ -34,16 +37,15 @@
 import androidx.annotation.NonNull;
 
 import com.android.launcher3.InvariantDeviceProfile;
-import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.graphics.LauncherPreviewRenderer;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.pm.InstallSessionHelper;
 import com.android.launcher3.provider.LauncherDbUtils.SQLiteTransaction;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.widget.WidgetManagerHelper;
 
@@ -89,81 +91,38 @@
         return needsToMigrate;
     }
 
-    /** See {@link #migrateGridIfNeeded(Context, InvariantDeviceProfile)} */
-    public static boolean migrateGridIfNeeded(Context context) {
-        if (context instanceof LauncherPreviewRenderer.PreviewContext) {
-            return true;
-        }
-        return migrateGridIfNeeded(context, null);
-    }
-
     /**
-     * When migrating the grid for preview, we copy the table
-     * {@link LauncherSettings.Favorites#TABLE_NAME} into
-     * {@link LauncherSettings.Favorites#PREVIEW_TABLE_NAME}, run grid size migration from the
-     * former to the later, then use the later table for preview.
-     *
-     * Similarly when doing the actual grid migration, the former grid option's table
-     * {@link LauncherSettings.Favorites#TABLE_NAME} is copied into the new grid option's
-     * {@link LauncherSettings.Favorites#TMP_TABLE}, we then run the grid size migration algorithm
+     * When migrating the grid, we copy the table
+     * {@link LauncherSettings.Favorites#TABLE_NAME} from {@code source} into
+     * {@link LauncherSettings.Favorites#TMP_TABLE}, run the grid size migration algorithm
      * to migrate the later to the former, and load the workspace from the default
      * {@link LauncherSettings.Favorites#TABLE_NAME}.
      *
      * @return false if the migration failed.
      */
-    public static boolean migrateGridIfNeeded(Context context, InvariantDeviceProfile idp) {
-        boolean migrateForPreview = idp != null;
-        if (!migrateForPreview) {
-            idp = LauncherAppState.getIDP(context);
-        }
+    public static boolean migrateGridIfNeeded(
+            @NonNull Context context,
+            @NonNull InvariantDeviceProfile idp,
+            @NonNull DatabaseHelper target,
+            @NonNull SQLiteDatabase source) {
 
         DeviceGridState srcDeviceState = new DeviceGridState(context);
         DeviceGridState destDeviceState = new DeviceGridState(idp);
         if (!needsToMigrate(srcDeviceState, destDeviceState)) {
             return true;
         }
+        copyTable(source, TABLE_NAME, target.getWritableDatabase(), TMP_TABLE, context);
 
         HashSet<String> validPackages = getValidPackages(context);
-
-        if (migrateForPreview) {
-            if (!LauncherSettings.Settings.call(
-                    context.getContentResolver(),
-                    LauncherSettings.Settings.METHOD_PREP_FOR_PREVIEW,
-                    destDeviceState.getDbFile()).getBoolean(
-                    LauncherSettings.Settings.EXTRA_VALUE)) {
-                return false;
-            }
-        } else if (!LauncherSettings.Settings.call(
-                context.getContentResolver(),
-                LauncherSettings.Settings.METHOD_UPDATE_CURRENT_OPEN_HELPER,
-                destDeviceState.getDbFile()).getBoolean(
-                LauncherSettings.Settings.EXTRA_VALUE)) {
-            return false;
-        }
-
         long migrationStartTime = System.currentTimeMillis();
-        try (SQLiteTransaction t = (SQLiteTransaction) LauncherSettings.Settings.call(
-                context.getContentResolver(),
-                LauncherSettings.Settings.METHOD_NEW_TRANSACTION).getBinder(
-                LauncherSettings.Settings.EXTRA_VALUE)) {
-
-            DbReader srcReader = new DbReader(t.getDb(),
-                    migrateForPreview ? LauncherSettings.Favorites.TABLE_NAME
-                            : LauncherSettings.Favorites.TMP_TABLE,
-                    context, validPackages);
-            DbReader destReader = new DbReader(t.getDb(),
-                    migrateForPreview ? LauncherSettings.Favorites.PREVIEW_TABLE_NAME
-                            : LauncherSettings.Favorites.TABLE_NAME,
-                    context, validPackages);
+        try (SQLiteTransaction t = new SQLiteTransaction(target.getWritableDatabase())) {
+            DbReader srcReader = new DbReader(t.getDb(), TMP_TABLE, context, validPackages);
+            DbReader destReader = new DbReader(t.getDb(), TABLE_NAME, context, validPackages);
 
             Point targetSize = new Point(destDeviceState.getColumns(), destDeviceState.getRows());
-            migrate(context, t.getDb(), srcReader, destReader, destDeviceState.getNumHotseat(),
+            migrate(target, srcReader, destReader, destDeviceState.getNumHotseat(),
                     targetSize, srcDeviceState, destDeviceState);
-
-            if (!migrateForPreview) {
-                dropTable(t.getDb(), LauncherSettings.Favorites.TMP_TABLE);
-            }
-
+            dropTable(t.getDb(), TMP_TABLE);
             t.commit();
             return true;
         } catch (Exception e) {
@@ -174,7 +133,7 @@
             Log.v(TAG, "Workspace migration completed in "
                     + (System.currentTimeMillis() - migrationStartTime));
 
-            if (!migrateForPreview) {
+            if (!(context instanceof SandboxContext)) {
                 // Save current configuration, so that the migration does not run again.
                 destDeviceState.writeToPrefs(context);
             }
@@ -182,7 +141,7 @@
     }
 
     public static boolean migrate(
-            @NonNull final Context context, @NonNull final SQLiteDatabase db,
+            @NonNull DatabaseHelper helper,
             @NonNull final DbReader srcReader, @NonNull final DbReader destReader,
             final int destHotseatSize, @NonNull final Point targetSize,
             @NonNull final DeviceGridState srcDeviceState,
@@ -234,8 +193,8 @@
         Collections.sort(workspaceToBeAdded);
 
         // Migrate hotseat
-        solveHotseatPlacement(db, srcReader,
-                destReader, context, destHotseatSize, dstHotseatItems, hotseatToBeAdded);
+        solveHotseatPlacement(helper, destHotseatSize,
+                srcReader, destReader, dstHotseatItems, hotseatToBeAdded);
 
         // Migrate workspace.
         // First we create a collection of the screens
@@ -255,8 +214,8 @@
             if (DEBUG) {
                 Log.d(TAG, "Migrating " + screenId);
             }
-            solveGridPlacement(db, srcReader,
-                    destReader, context, screenId, trgX, trgY, workspaceToBeAdded, false);
+            solveGridPlacement(helper, srcReader,
+                    destReader, screenId, trgX, trgY, workspaceToBeAdded, false);
             if (workspaceToBeAdded.isEmpty()) {
                 break;
             }
@@ -266,8 +225,8 @@
         // any of the screens, in this case we add them to new screens until all of them are placed.
         int screenId = destReader.mLastScreenId + 1;
         while (!workspaceToBeAdded.isEmpty()) {
-            solveGridPlacement(db, srcReader,
-                    destReader, context, screenId, trgX, trgY, workspaceToBeAdded, preservePages);
+            solveGridPlacement(helper, srcReader,
+                    destReader, screenId, trgX, trgY, workspaceToBeAdded, preservePages);
             screenId++;
         }
 
@@ -298,33 +257,33 @@
         });
     }
 
-    private static void insertEntryInDb(SQLiteDatabase db, Context context, DbEntry entry,
+    private static void insertEntryInDb(DatabaseHelper helper, DbEntry entry,
             String srcTableName, String destTableName) {
-        int id = copyEntryAndUpdate(db, context, entry, srcTableName, destTableName);
+        int id = copyEntryAndUpdate(helper, entry, srcTableName, destTableName);
 
         if (entry.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
             for (Set<Integer> itemIds : entry.mFolderItems.values()) {
                 for (int itemId : itemIds) {
-                    copyEntryAndUpdate(db, context, itemId, id, srcTableName, destTableName);
+                    copyEntryAndUpdate(helper, itemId, id, srcTableName, destTableName);
                 }
             }
         }
     }
 
-    private static int copyEntryAndUpdate(SQLiteDatabase db, Context context,
+    private static int copyEntryAndUpdate(DatabaseHelper helper,
             DbEntry entry, String srcTableName, String destTableName) {
-        return copyEntryAndUpdate(db, context, entry, -1, -1, srcTableName, destTableName);
+        return copyEntryAndUpdate(helper, entry, -1, -1, srcTableName, destTableName);
     }
 
-    private static int copyEntryAndUpdate(SQLiteDatabase db, Context context,
+    private static int copyEntryAndUpdate(DatabaseHelper helper,
             int id, int folderId, String srcTableName, String destTableName) {
-        return copyEntryAndUpdate(db, context, null, id, folderId, srcTableName, destTableName);
+        return copyEntryAndUpdate(helper, null, id, folderId, srcTableName, destTableName);
     }
 
-    private static int copyEntryAndUpdate(SQLiteDatabase db, Context context,
-            DbEntry entry, int id, int folderId, String srcTableName, String destTableName) {
+    private static int copyEntryAndUpdate(DatabaseHelper helper, DbEntry entry,
+            int id, int folderId, String srcTableName, String destTableName) {
         int newId = -1;
-        Cursor c = db.query(srcTableName, null,
+        Cursor c = helper.getWritableDatabase().query(srcTableName, null,
                 LauncherSettings.Favorites._ID + " = '" + (entry != null ? entry.id : id) + "'",
                 null, null, null, null);
         while (c.moveToNext()) {
@@ -335,11 +294,9 @@
             } else {
                 values.put(LauncherSettings.Favorites.CONTAINER, folderId);
             }
-            newId = LauncherSettings.Settings.call(context.getContentResolver(),
-                    LauncherSettings.Settings.METHOD_NEW_ITEM_ID).getInt(
-                    LauncherSettings.Settings.EXTRA_VALUE);
+            newId = helper.generateNewItemId();
             values.put(LauncherSettings.Favorites._ID, newId);
-            db.insert(destTableName, null, values);
+            helper.getWritableDatabase().insert(destTableName, null, values);
         }
         c.close();
         return newId;
@@ -367,9 +324,9 @@
         return validPackages;
     }
 
-    private static void solveGridPlacement(@NonNull final SQLiteDatabase db,
+    private static void solveGridPlacement(@NonNull final DatabaseHelper helper,
             @NonNull final DbReader srcReader, @NonNull final DbReader destReader,
-            @NonNull final Context context, final int screenId, final int trgX, final int trgY,
+            final int screenId, final int trgX, final int trgY,
             @NonNull final List<DbEntry> sortedItemsToPlace, final boolean matchingScreenIdOnly) {
         final GridOccupancy occupied = new GridOccupancy(trgX, trgY);
         final Point trg = new Point(trgX, trgY);
@@ -391,7 +348,7 @@
                 continue;
             }
             if (findPlacementForEntry(entry, next, trg, occupied, screenId)) {
-                insertEntryInDb(db, context, entry, srcReader.mTableName, destReader.mTableName);
+                insertEntryInDb(helper, entry, srcReader.mTableName, destReader.mTableName);
                 iterator.remove();
             }
         }
@@ -428,9 +385,9 @@
         return false;
     }
 
-    private static void solveHotseatPlacement(@NonNull final SQLiteDatabase db,
+    private static void solveHotseatPlacement(
+            @NonNull final DatabaseHelper helper, final int hotseatSize,
             @NonNull final DbReader srcReader, @NonNull final DbReader destReader,
-            @NonNull final Context context, final int hotseatSize,
             @NonNull final  List<DbEntry> placedHotseatItems,
             @NonNull final List<DbEntry> itemsToPlace) {
 
@@ -447,7 +404,7 @@
                 // to something other than -1.
                 entry.cellX = i;
                 entry.cellY = 0;
-                insertEntryInDb(db, context, entry, srcReader.mTableName, destReader.mTableName);
+                insertEntryInDb(helper, entry, srcReader.mTableName, destReader.mTableName);
                 occupied[entry.screenId] = true;
             }
         }
diff --git a/src/com/android/launcher3/model/LoaderCursor.java b/src/com/android/launcher3/model/LoaderCursor.java
index a5dccc1..2054d93 100644
--- a/src/com/android/launcher3/model/LoaderCursor.java
+++ b/src/com/android/launcher3/model/LoaderCursor.java
@@ -16,16 +16,16 @@
 
 package com.android.launcher3.model;
 
+import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
+
 import android.content.ComponentName;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.LauncherApps;
-import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.database.CursorWrapper;
-import android.net.Uri;
 import android.os.UserHandle;
 import android.provider.BaseColumns;
 import android.text.TextUtils;
@@ -66,9 +66,7 @@
     private final LongSparseArray<UserHandle> allUsers;
 
     private final LauncherAppState mApp;
-    private final Uri mContentUri;
     private final Context mContext;
-    private final PackageManager mPM;
     private final IconCache mIconCache;
     private final InvariantDeviceProfile mIDP;
 
@@ -108,17 +106,14 @@
     public int itemType;
     public int restoreFlag;
 
-    public LoaderCursor(Cursor cursor, Uri contentUri, LauncherAppState app,
-            UserManagerState userManagerState) {
+    public LoaderCursor(Cursor cursor, LauncherAppState app, UserManagerState userManagerState) {
         super(cursor);
 
         mApp = app;
         allUsers = userManagerState.allUsers;
-        mContentUri = contentUri;
         mContext = app.getContext();
         mIconCache = app.getIconCache();
         mIDP = app.getInvariantDeviceProfile();
-        mPM = mContext.getPackageManager();
 
         // Init column indices
         mIconIndex = getColumnIndexOrThrow(Favorites.ICON);
@@ -390,7 +385,7 @@
      */
     public ContentWriter updater() {
        return new ContentWriter(mContext, new ContentWriter.CommitParams(
-               mApp.getModel().getModelDbController().getDatabaseHelper(),
+               mApp.getModel().getModelDbController(),
                BaseColumns._ID + "= ?", new String[]{Integer.toString(id)}));
     }
 
@@ -409,8 +404,8 @@
     public boolean commitDeleted() {
         if (mItemsToRemove.size() > 0) {
             // Remove dead items
-            mContext.getContentResolver().delete(mContentUri, Utilities.createDbSelectionQuery(
-                    Favorites._ID, mItemsToRemove), null);
+            mApp.getModel().getModelDbController().delete(TABLE_NAME,
+                    Utilities.createDbSelectionQuery(Favorites._ID, mItemsToRemove), null);
             return true;
         }
         return false;
@@ -435,9 +430,8 @@
             // Update restored items that no longer require special handling
             ContentValues values = new ContentValues();
             values.put(Favorites.RESTORED, 0);
-            mContext.getContentResolver().update(mContentUri, values,
-                    Utilities.createDbSelectionQuery(
-                            Favorites._ID, mRestoredRows), null);
+            mApp.getModel().getModelDbController().update(TABLE_NAME, values,
+                    Utilities.createDbSelectionQuery(Favorites._ID, mRestoredRows), null);
         }
     }
 
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 9053d19..d4eded5 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.model;
 
+import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_HAS_SHORTCUT_PERMISSION;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_QUIET_MODE_CHANGE_PERMISSION;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_QUIET_MODE_ENABLED;
@@ -41,7 +42,6 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ShortcutInfo;
 import android.graphics.Point;
-import android.net.Uri;
 import android.os.Bundle;
 import android.os.Trace;
 import android.os.UserHandle;
@@ -50,7 +50,6 @@
 import android.util.ArrayMap;
 import android.util.Log;
 import android.util.LongSparseArray;
-import android.util.TimingLogger;
 
 import androidx.annotation.Nullable;
 
@@ -200,25 +199,10 @@
         }
 
         Object traceToken = TraceHelper.INSTANCE.beginSection(TAG);
-        TimingLogger timingLogger = new TimingLogger(TAG, "run");
         LoaderMemoryLogger memoryLogger = new LoaderMemoryLogger();
         try (LauncherModel.LoaderTransaction transaction = mApp.getModel().beginLoader(this)) {
             List<ShortcutInfo> allShortcuts = new ArrayList<>();
-            Trace.beginSection("LoadWorkspace");
-            try {
-                loadWorkspace(allShortcuts, memoryLogger);
-            } finally {
-                Trace.endSection();
-            }
-            logASplit(timingLogger, "loadWorkspace");
-
-            if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                verifyNotStopped();
-                mModelDelegate.loadAndBindWorkspaceItems(mUserManagerState,
-                        mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-                mModelDelegate.markActive();
-                logASplit(timingLogger, "workspaceDelegateItems");
-            }
+            loadWorkspace(allShortcuts, "", memoryLogger);
 
             // Sanitize data re-syncs widgets/shortcuts based on the workspace loaded from db.
             // sanitizeData should not be invoked if the workspace is loaded from a db different
@@ -228,21 +212,21 @@
                 verifyNotStopped();
                 sanitizeFolders(mItemsDeleted);
                 sanitizeWidgetsShortcutsAndPackages();
-                logASplit(timingLogger, "sanitizeData");
+                logASplit("sanitizeData");
             }
 
             verifyNotStopped();
             mLauncherBinder.bindWorkspace(true /* incrementBindId */, /* isBindSync= */ false);
-            logASplit(timingLogger, "bindWorkspace");
+            logASplit("bindWorkspace");
 
             mModelDelegate.workspaceLoadComplete();
             // Notify the installer packages of packages with active installs on the first screen.
             sendFirstScreenActiveInstallsBroadcast();
-            logASplit(timingLogger, "sendFirstScreenActiveInstallsBroadcast");
+            logASplit("sendFirstScreenActiveInstallsBroadcast");
 
             // Take a break
             waitForIdle();
-            logASplit(timingLogger, "step 1 complete");
+            logASplit("step 1 complete");
             verifyNotStopped();
 
             // second step
@@ -253,16 +237,16 @@
             } finally {
                 Trace.endSection();
             }
-            logASplit(timingLogger, "loadAllApps");
+            logASplit("loadAllApps");
 
             if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
                 mModelDelegate.loadAndBindAllAppsItems(mUserManagerState,
                         mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-                logASplit(timingLogger, "allAppsDelegateItems");
+                logASplit("allAppsDelegateItems");
             }
             verifyNotStopped();
             mLauncherBinder.bindAllApps();
-            logASplit(timingLogger, "bindAllApps");
+            logASplit("bindAllApps");
 
             verifyNotStopped();
             IconCacheUpdateHandler updateHandler = mIconCache.getUpdateHandler();
@@ -270,75 +254,73 @@
             updateHandler.updateIcons(allActivityList,
                     LauncherActivityCachingLogic.newInstance(mApp.getContext()),
                     mApp.getModel()::onPackageIconsUpdated);
-            logASplit(timingLogger, "update icon cache");
+            logASplit("update icon cache");
 
             verifyNotStopped();
-            logASplit(timingLogger, "save shortcuts in icon cache");
+            logASplit("save shortcuts in icon cache");
             updateHandler.updateIcons(allShortcuts, new ShortcutCachingLogic(),
                     mApp.getModel()::onPackageIconsUpdated);
 
             // Take a break
             waitForIdle();
-            logASplit(timingLogger, "step 2 complete");
+            logASplit("step 2 complete");
             verifyNotStopped();
 
             // third step
             List<ShortcutInfo> allDeepShortcuts = loadDeepShortcuts();
-            logASplit(timingLogger, "loadDeepShortcuts");
+            logASplit("loadDeepShortcuts");
 
             verifyNotStopped();
             mLauncherBinder.bindDeepShortcuts();
-            logASplit(timingLogger, "bindDeepShortcuts");
+            logASplit("bindDeepShortcuts");
 
             verifyNotStopped();
-            logASplit(timingLogger, "save deep shortcuts in icon cache");
+            logASplit("save deep shortcuts in icon cache");
             updateHandler.updateIcons(allDeepShortcuts,
                     new ShortcutCachingLogic(), (pkgs, user) -> { });
 
             // Take a break
             waitForIdle();
-            logASplit(timingLogger, "step 3 complete");
+            logASplit("step 3 complete");
             verifyNotStopped();
 
             // fourth step
             List<ComponentWithLabelAndIcon> allWidgetsList =
                     mBgDataModel.widgetsModel.update(mApp, null);
-            logASplit(timingLogger, "load widgets");
+            logASplit("load widgets");
 
             verifyNotStopped();
             mLauncherBinder.bindWidgets();
-            logASplit(timingLogger, "bindWidgets");
+            logASplit("bindWidgets");
             verifyNotStopped();
 
             if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
                 mModelDelegate.loadAndBindOtherItems(mLauncherBinder.mCallbacksList);
-                logASplit(timingLogger, "otherDelegateItems");
+                logASplit("otherDelegateItems");
                 verifyNotStopped();
             }
 
             updateHandler.updateIcons(allWidgetsList,
                     new ComponentWithIconCachingLogic(mApp.getContext(), true),
                     mApp.getModel()::onWidgetLabelsUpdated);
-            logASplit(timingLogger, "save widgets in icon cache");
+            logASplit("save widgets in icon cache");
 
             // fifth step
             loadFolderNames();
 
             verifyNotStopped();
             updateHandler.finish();
-            logASplit(timingLogger, "finish icon update");
+            logASplit("finish icon update");
 
             mModelDelegate.modelLoadComplete();
             transaction.commit();
             memoryLogger.clearLogs();
         } catch (CancellationException e) {
             // Loader stopped, ignore
-            logASplit(timingLogger, "Cancelled");
+            logASplit("Cancelled");
         } catch (Exception e) {
             memoryLogger.printLogs();
             throw e;
-        } finally {
-            timingLogger.dumpToLog();
         }
         TraceHelper.INSTANCE.endSection(traceToken);
     }
@@ -348,25 +330,29 @@
         this.notify();
     }
 
-    private void loadWorkspace(
-            List<ShortcutInfo> allDeepShortcuts, LoaderMemoryLogger memoryLogger) {
-        loadWorkspace(allDeepShortcuts, Favorites.CONTENT_URI,
-                null /* selection */, memoryLogger);
-    }
+    protected void loadWorkspace(
+            List<ShortcutInfo> allDeepShortcuts,
+            String selection,
+            LoaderMemoryLogger memoryLogger) {
+        Trace.beginSection("LoadWorkspace");
+        try {
+            loadWorkspaceImpl(allDeepShortcuts, selection, memoryLogger);
+        } finally {
+            Trace.endSection();
+        }
+        logASplit("loadWorkspace");
 
-    protected void loadWorkspaceForPreviewSurfaceRenderer(
-            List<ShortcutInfo> allDeepShortcuts, Uri contentUri, String selection) {
-        loadWorkspace(allDeepShortcuts, contentUri, selection, null);
         if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
+            verifyNotStopped();
             mModelDelegate.loadAndBindWorkspaceItems(mUserManagerState,
                     mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
             mModelDelegate.markActive();
+            logASplit("workspaceDelegateItems");
         }
     }
 
-    protected void loadWorkspace(
+    private void loadWorkspaceImpl(
             List<ShortcutInfo> allDeepShortcuts,
-            Uri contentUri,
             String selection,
             @Nullable LoaderMemoryLogger memoryLogger) {
         final Context context = mApp.getContext();
@@ -377,7 +363,7 @@
         final WidgetManagerHelper widgetHelper = new WidgetManagerHelper(context);
 
         boolean clearDb = false;
-        if (!GridSizeMigrationUtil.migrateGridIfNeeded(context)) {
+        if (!mApp.getModel().getModelDbController().migrateGridIfNeeded()) {
             // Migration failed. Clear workspace.
             clearDb = true;
         }
@@ -402,8 +388,9 @@
             mFirstScreenBroadcast = new FirstScreenBroadcast(installingPkgs);
 
             mShortcutKeyToPinnedShortcuts = new HashMap<>();
+            ModelDbController dbController = mApp.getModel().getModelDbController();
             final LoaderCursor c = new LoaderCursor(
-                    contentResolver.query(contentUri, null, selection, null, null), contentUri,
+                    dbController.query(TABLE_NAME, null, selection, null, null),
                     mApp, mUserManagerState);
             final Bundle extras = c.getExtras();
             mDbName = extras == null ? null : extras.getString(Settings.EXTRA_DB_NAME);
@@ -1112,12 +1099,9 @@
         FileLog.d(TAG, widgetDimension.toString());
     }
 
-    private static void logASplit(@Nullable TimingLogger timingLogger, String label) {
-        if (timingLogger != null) {
-            timingLogger.addSplit(label);
-            if (DEBUG) {
-                Log.d(TAG, label);
-            }
+    private static void logASplit(String label) {
+        if (DEBUG) {
+            Log.d(TAG, label);
         }
     }
 }
diff --git a/src/com/android/launcher3/model/ModelDbController.java b/src/com/android/launcher3/model/ModelDbController.java
index 97bce8c..f0e5ef6 100644
--- a/src/com/android/launcher3/model/ModelDbController.java
+++ b/src/com/android/launcher3/model/ModelDbController.java
@@ -19,11 +19,10 @@
 import static android.util.Base64.NO_WRAP;
 
 import static com.android.launcher3.DefaultLayoutParser.RES_PARTNER_DEFAULT_LAYOUT;
+import static com.android.launcher3.LauncherSettings.Favorites.addTableToDb;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_KEY;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_LABEL;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_TAG;
-import static com.android.launcher3.model.DatabaseHelper.EMPTY_DATABASE_CREATED;
-import static com.android.launcher3.provider.LauncherDbUtils.copyTable;
 import static com.android.launcher3.provider.LauncherDbUtils.tableExists;
 
 import android.app.blob.BlobHandle;
@@ -31,7 +30,6 @@
 import android.content.ContentResolver;
 import android.content.ContentValues;
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.pm.ProviderInfo;
 import android.content.res.Resources;
@@ -43,6 +41,7 @@
 import android.os.Bundle;
 import android.os.ParcelFileDescriptor;
 import android.os.Process;
+import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.Settings;
 import android.text.TextUtils;
@@ -54,18 +53,22 @@
 
 import com.android.launcher3.AutoInstallsLayout;
 import com.android.launcher3.AutoInstallsLayout.SourceResources;
+import com.android.launcher3.ConstantItem;
 import com.android.launcher3.DefaultLayoutParser;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.LauncherFiles;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.pm.UserCache;
 import com.android.launcher3.provider.LauncherDbUtils;
 import com.android.launcher3.provider.LauncherDbUtils.SQLiteTransaction;
 import com.android.launcher3.provider.RestoreDbTask;
 import com.android.launcher3.util.IOUtils;
 import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext;
 import com.android.launcher3.util.Partner;
 import com.android.launcher3.widget.LauncherWidgetHolder;
 
@@ -73,7 +76,6 @@
 
 import java.io.InputStream;
 import java.io.StringReader;
-import java.util.function.Supplier;
 
 /**
  * Utility class which maintains an instance of Launcher database and provides utility methods
@@ -82,6 +84,8 @@
 public class ModelDbController {
     private static final String TAG = "LauncherProvider";
 
+    private static final String EMPTY_DATABASE_CREATED = "EMPTY_DATABASE_CREATED";
+
     protected DatabaseHelper mOpenHelper;
 
     private final Context mContext;
@@ -92,26 +96,36 @@
 
     private synchronized void createDbIfNotExists() {
         if (mOpenHelper == null) {
-            mOpenHelper = DatabaseHelper.createDatabaseHelper(
-                    mContext, false /* forMigration */);
-
-            RestoreDbTask.restoreIfNeeded(mContext, mOpenHelper);
+            mOpenHelper = createDatabaseHelper(false /* forMigration */);
+            RestoreDbTask.restoreIfNeeded(mContext, this);
         }
     }
 
-    private synchronized boolean prepForMigration(String dbFile, String targetTableName,
-            Supplier<DatabaseHelper> src, Supplier<DatabaseHelper> dst) {
-        if (TextUtils.equals(dbFile, mOpenHelper.getDatabaseName())) {
-            Log.e(TAG, "prepForMigration - target db is same as current: " + dbFile);
-            return false;
-        }
+    protected DatabaseHelper createDatabaseHelper(boolean forMigration) {
+        boolean isSandbox = mContext instanceof SandboxContext;
+        String dbName = isSandbox ? null : InvariantDeviceProfile.INSTANCE.get(mContext).dbFile;
 
-        final DatabaseHelper helper = src.get();
-        mOpenHelper = dst.get();
-        copyTable(helper.getReadableDatabase(), Favorites.TABLE_NAME,
-                mOpenHelper.getWritableDatabase(), targetTableName, mContext);
-        helper.close();
-        return true;
+        // Set the flag for empty DB
+        Runnable onEmptyDbCreateCallback = forMigration ? () -> { }
+                : () -> LauncherPrefs.get(mContext).putSync(getEmptyDbCreatedKey(dbName).to(true));
+
+        DatabaseHelper databaseHelper = new DatabaseHelper(mContext, dbName,
+                this::getSerialNumberForUser, onEmptyDbCreateCallback);
+        // Table creation sometimes fails silently, which leads to a crash loop.
+        // This way, we will try to create a table every time after crash, so the device
+        // would eventually be able to recover.
+        if (!tableExists(databaseHelper.getReadableDatabase(), Favorites.TABLE_NAME)) {
+            Log.e(TAG, "Tables are missing after onCreate has been called. Trying to recreate");
+            // This operation is a no-op if the table already exists.
+            addTableToDb(databaseHelper.getWritableDatabase(),
+                    getSerialNumberForUser(Process.myUserHandle()),
+                    true /* optional */);
+        }
+        databaseHelper.mHotseatRestoreTableExists = tableExists(
+                databaseHelper.getReadableDatabase(), Favorites.HYBRID_HOTSEAT_BACKUP_TABLE);
+
+        databaseHelper.initIds();
+        return databaseHelper;
     }
 
     /**
@@ -267,42 +281,41 @@
     }
 
     /**
-     * Updates the current DB and copies all the existing data to the temp table
-     * @param dbFile name of the target db file name
+     * Migrates the DB if needed, and returns false if the migration failed
+     * and DB needs to be cleared.
+     * @return true if migration was success or ignored, false if migration failed
+     * and the DB should be reset.
      */
-    @WorkerThread
-    public boolean updateCurrentOpenHelper(String dbFile) {
+    public boolean migrateGridIfNeeded() {
         createDbIfNotExists();
-        return prepForMigration(
-                dbFile,
-                Favorites.TMP_TABLE,
-                () -> mOpenHelper,
-                () -> DatabaseHelper.createDatabaseHelper(
-                        mContext, true /* forMigration */));
+        InvariantDeviceProfile idp = LauncherAppState.getIDP(mContext);
+        if (!GridSizeMigrationUtil.needsToMigrate(mContext, idp)) {
+            return true;
+        }
+        String targetDbName = new DeviceGridState(idp).getDbFile();
+        if (TextUtils.equals(targetDbName, mOpenHelper.getDatabaseName())) {
+            Log.e(TAG, "migrateGridIfNeeded - target db is same as current: " + targetDbName);
+            return false;
+        }
+        DatabaseHelper oldHelper = mOpenHelper;
+        mOpenHelper = (mContext instanceof SandboxContext) ? oldHelper
+                : createDatabaseHelper(true /* forMigration */);
+        try {
+            return GridSizeMigrationUtil.migrateGridIfNeeded(mContext, idp, mOpenHelper,
+                   oldHelper.getWritableDatabase());
+        } finally {
+            if (mOpenHelper != oldHelper) {
+                oldHelper.close();
+            }
+        }
     }
 
     /**
-     * Returns the current DatabaseHelper.
-     * Only for tests
+     * Returns the underlying model database
      */
-    @WorkerThread
-    public DatabaseHelper getDatabaseHelper() {
+    public SQLiteDatabase getDb() {
         createDbIfNotExists();
-        return mOpenHelper;
-    }
-
-    /**
-     * Prepares the DB for preview by copying all existing data to preview table
-     */
-    @WorkerThread
-    public boolean prepareForPreview(String dbFile) {
-        createDbIfNotExists();
-        return prepForMigration(
-                dbFile,
-                Favorites.PREVIEW_TABLE_NAME,
-                () -> DatabaseHelper.createDatabaseHelper(
-                        mContext, dbFile, true /* forMigration */),
-                () -> mOpenHelper);
+        return mOpenHelper.getWritableDatabase();
     }
 
     private void onAddOrDeleteOp(SQLiteDatabase db) {
@@ -345,8 +358,7 @@
     }
 
     private void clearFlagEmptyDbCreated() {
-        LauncherPrefs.getPrefs(mContext).edit()
-                .remove(mOpenHelper.getKey(EMPTY_DATABASE_CREATED)).commit();
+        LauncherPrefs.get(mContext).removeSync(getEmptyDbCreatedKey(mOpenHelper.getDatabaseName()));
     }
 
     /**
@@ -359,9 +371,8 @@
     @WorkerThread
     public synchronized void loadDefaultFavoritesIfNecessary() {
         createDbIfNotExists();
-        SharedPreferences sp = LauncherPrefs.getPrefs(mContext);
 
-        if (sp.getBoolean(mOpenHelper.getKey(EMPTY_DATABASE_CREATED), false)) {
+        if (LauncherPrefs.get(mContext).get(getEmptyDbCreatedKey(mOpenHelper.getDatabaseName()))) {
             Log.d(TAG, "loading default workspace");
 
             LauncherWidgetHolder widgetHolder = mOpenHelper.newLauncherWidgetHolder();
@@ -479,4 +490,27 @@
         return new DefaultLayoutParser(mContext, widgetHolder,
                 mOpenHelper, mContext.getResources(), defaultLayout);
     }
+
+    /**
+     * Re-composite given key in respect to database. If the current db is
+     * {@link LauncherFiles#LAUNCHER_DB}, return the key as-is. Otherwise append the db name to
+     * given key. e.g. consider key="EMPTY_DATABASE_CREATED", dbName="minimal.db", the returning
+     * string will be "EMPTY_DATABASE_CREATED@minimal.db".
+     */
+    private ConstantItem<Boolean> getEmptyDbCreatedKey(String dbName) {
+        if (mContext instanceof SandboxContext) {
+            return LauncherPrefs.nonRestorableItem(EMPTY_DATABASE_CREATED,
+                    false /* default value */, false /* boot aware */);
+        }
+        String key = TextUtils.equals(dbName, LauncherFiles.LAUNCHER_DB)
+                ? EMPTY_DATABASE_CREATED : EMPTY_DATABASE_CREATED + "@" + dbName;
+        return LauncherPrefs.backedUpItem(key, false /* default value */, false /* boot aware */);
+    }
+
+    /**
+     * Returns the serial number for the provided user
+     */
+    public long getSerialNumberForUser(UserHandle user) {
+        return UserCache.INSTANCE.get(mContext).getSerialNumberForUser(user);
+    }
 }
diff --git a/src/com/android/launcher3/provider/LauncherDbUtils.java b/src/com/android/launcher3/provider/LauncherDbUtils.java
index 48969fc..c718dcc 100644
--- a/src/com/android/launcher3/provider/LauncherDbUtils.java
+++ b/src/com/android/launcher3/provider/LauncherDbUtils.java
@@ -101,7 +101,7 @@
         UserManagerState ums = new UserManagerState();
         ums.init(UserCache.INSTANCE.get(context),
                 context.getSystemService(UserManager.class));
-        LoaderCursor lc = new LoaderCursor(c, null, LauncherAppState.getInstance(context), ums);
+        LoaderCursor lc = new LoaderCursor(c, LauncherAppState.getInstance(context), ums);
         IntSet deletedShortcuts = new IntSet();
 
         while (lc.moveToNext()) {
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index ac72164..a6e064a 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3.provider;
 
+import static android.os.Process.myUserHandle;
+
 import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
 import static com.android.launcher3.LauncherPrefs.APP_WIDGET_IDS;
 import static com.android.launcher3.LauncherPrefs.OLD_APP_WIDGET_IDS;
@@ -47,8 +49,8 @@
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.FileLog;
-import com.android.launcher3.model.DatabaseHelper;
 import com.android.launcher3.model.DeviceGridState;
+import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
@@ -83,12 +85,12 @@
     /**
      * Tries to restore the backup DB if needed
      */
-    public static void restoreIfNeeded(Context context, DatabaseHelper helper) {
+    public static void restoreIfNeeded(Context context, ModelDbController dbController) {
         if (!isPending(context)) {
             return;
         }
-        if (!performRestore(context, helper)) {
-            helper.createEmptyDB(helper.getWritableDatabase());
+        if (!performRestore(context, dbController)) {
+            dbController.createEmptyDB();
         }
 
         // Obtain InvariantDeviceProfile first before setting pending to false, so
@@ -102,12 +104,12 @@
         idp.reinitializeAfterRestore(context);
     }
 
-    private static boolean performRestore(Context context, DatabaseHelper helper) {
-        SQLiteDatabase db = helper.getWritableDatabase();
+    private static boolean performRestore(Context context, ModelDbController controller) {
+        SQLiteDatabase db = controller.getDb();
         try (SQLiteTransaction t = new SQLiteTransaction(db)) {
             RestoreDbTask task = new RestoreDbTask();
-            task.sanitizeDB(context, helper, db, new BackupManager(context));
-            task.restoreAppWidgetIdsIfExists(context, helper);
+            task.sanitizeDB(context, controller, db, new BackupManager(context));
+            task.restoreAppWidgetIdsIfExists(context, controller);
             t.commit();
             return true;
         } catch (Exception e) {
@@ -129,10 +131,10 @@
      * @return number of items deleted.
      */
     @VisibleForTesting
-    protected int sanitizeDB(Context context, DatabaseHelper helper, SQLiteDatabase db,
+    protected int sanitizeDB(Context context, ModelDbController controller, SQLiteDatabase db,
             BackupManager backupManager) throws Exception {
         // Primary user ids
-        long myProfileId = helper.getDefaultUserSerial();
+        long myProfileId = controller.getSerialNumberForUser(myUserHandle());
         long oldProfileId = getDefaultProfileId(db);
         LongSparseArray<Long> oldManagedProfileIds = getManagedProfileIds(db, oldProfileId);
         LongSparseArray<Long> profileMapping = new LongSparseArray<>(oldManagedProfileIds.size()
@@ -144,7 +146,7 @@
             long oldManagedProfileId = oldManagedProfileIds.keyAt(i);
             UserHandle user = getUserForAncestralSerialNumber(backupManager, oldManagedProfileId);
             if (user != null) {
-                long newManagedProfileId = helper.getSerialNumberForUser(user);
+                long newManagedProfileId = controller.getSerialNumberForUser(user);
                 profileMapping.put(oldManagedProfileId, newManagedProfileId);
             }
         }
@@ -213,7 +215,7 @@
         }
 
         // Override shortcuts
-        maybeOverrideShortcuts(context, helper, db, myProfileId);
+        maybeOverrideShortcuts(context, controller, db, myProfileId);
 
         return itemsDeleted;
     }
@@ -321,11 +323,11 @@
                 .putSync(RESTORE_DEVICE.to(new DeviceGridState(context).getDeviceType()));
     }
 
-    private void restoreAppWidgetIdsIfExists(Context context, DatabaseHelper helper) {
+    private void restoreAppWidgetIdsIfExists(Context context, ModelDbController controller) {
         LauncherPrefs lp = LauncherPrefs.get(context);
         if (lp.has(APP_WIDGET_IDS, OLD_APP_WIDGET_IDS)) {
             AppWidgetHost host = new AppWidgetHost(context, APPWIDGET_HOST_ID);
-            AppWidgetsRestoredReceiver.restoreAppWidgetIds(context, helper,
+            AppWidgetsRestoredReceiver.restoreAppWidgetIds(context, controller,
                     IntArray.fromConcatString(lp.get(OLD_APP_WIDGET_IDS)).toArray(),
                     IntArray.fromConcatString(lp.get(APP_WIDGET_IDS)).toArray(),
                     host);
@@ -343,7 +345,7 @@
                 APP_WIDGET_IDS.to(IntArray.wrap(newIds).toConcatString()));
     }
 
-    protected static void maybeOverrideShortcuts(Context context, DatabaseHelper helper,
+    protected static void maybeOverrideShortcuts(Context context, ModelDbController controller,
             SQLiteDatabase db, long currentUser) {
         Map<String, LauncherActivityInfo> activityOverrides = ApiWrapper.getActivityOverrides(
                 context);
@@ -367,7 +369,7 @@
                 if (override != null) {
                     ContentValues values = new ContentValues();
                     values.put(Favorites.PROFILE_ID,
-                            helper.getSerialNumberForUser(override.getUser()));
+                            controller.getSerialNumberForUser(override.getUser()));
                     values.put(Favorites.INTENT, AppInfo.makeLaunchIntent(override).toUri(0));
                     db.update(Favorites.TABLE_NAME, values, String.format("%s=?", Favorites._ID),
                             new String[]{String.valueOf(c.getInt(idIndex))});
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 050e88f..6a972eb 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -589,17 +589,17 @@
         float scaledDividerHeight = dividerHeight * scale;
 
         if (desiredStagePosition == SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT) {
-            if (splitInfo.appsStackedVertically) {
-                outRect.bottom = Math.round(outRect.top + scaledTopTaskHeight);
-            } else {
+            if (dp.isLandscape) {
                 outRect.right = outRect.left + Math.round(outRect.width() * topLeftTaskPercent);
+            } else {
+                outRect.bottom = Math.round(outRect.top + scaledTopTaskHeight);
             }
         } else {
-            if (splitInfo.appsStackedVertically) {
-                outRect.top += Math.round(scaledTopTaskHeight + scaledDividerHeight);
-            } else {
+            if (dp.isLandscape) {
                 outRect.left += Math.round(outRect.width()
                         * (topLeftTaskPercent + dividerBarPercent));
+            } else {
+                outRect.top += Math.round(scaledTopTaskHeight + scaledDividerHeight);
             }
         }
     }
@@ -610,9 +610,9 @@
             DeviceProfile dp, boolean isRtl) {
         int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx;
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        int dividerBar = Math.round(splitBoundsConfig.appsStackedVertically
-                ? splitBoundsConfig.dividerHeightPercent * dp.availableHeightPx
-                : splitBoundsConfig.dividerWidthPercent * parentWidth);
+        float dividerScale = splitBoundsConfig.appsStackedVertically
+                ? splitBoundsConfig.dividerHeightPercent
+                : splitBoundsConfig.dividerWidthPercent;
         int primarySnapshotHeight;
         int primarySnapshotWidth;
         int secondarySnapshotHeight;
@@ -620,12 +620,13 @@
         float taskPercent = splitBoundsConfig.appsStackedVertically ?
                 splitBoundsConfig.topTaskPercent : splitBoundsConfig.leftTaskPercent;
         if (dp.isLandscape) {
+            int scaledDividerBar = Math.round(parentWidth * dividerScale);
             primarySnapshotHeight = totalThumbnailHeight;
             primarySnapshotWidth = Math.round(parentWidth * taskPercent);
 
             secondarySnapshotHeight = totalThumbnailHeight;
-            secondarySnapshotWidth = parentWidth - primarySnapshotWidth - dividerBar;
-            int translationX = primarySnapshotWidth + dividerBar;
+            secondarySnapshotWidth = parentWidth - primarySnapshotWidth - scaledDividerBar;
+            int translationX = primarySnapshotWidth + scaledDividerBar;
             if (isRtl) {
                 primarySnapshot.setTranslationX(-translationX);
                 secondarySnapshot.setTranslationX(0);
@@ -640,7 +641,7 @@
         } else {
             float scale = (float) totalThumbnailHeight / dp.availableHeightPx;
             float topTaskHeight = dp.availableHeightPx * taskPercent;
-            float finalDividerHeight = dividerBar * scale;
+            float finalDividerHeight = Math.round(totalThumbnailHeight * dividerScale);
             float scaledTopTaskHeight = topTaskHeight * scale;
             primarySnapshotWidth = parentWidth;
             primarySnapshotHeight = Math.round(scaledTopTaskHeight);
diff --git a/src/com/android/launcher3/util/ContentWriter.java b/src/com/android/launcher3/util/ContentWriter.java
index e509235..7c5ef4d 100644
--- a/src/com/android/launcher3/util/ContentWriter.java
+++ b/src/com/android/launcher3/util/ContentWriter.java
@@ -26,7 +26,7 @@
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.icons.BitmapInfo;
 import com.android.launcher3.icons.GraphicsUtils;
-import com.android.launcher3.model.DatabaseHelper;
+import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.pm.UserCache;
 
 /**
@@ -106,7 +106,7 @@
 
     public int commit() {
         if (mCommitParams != null) {
-            mCommitParams.mDatabaseHelper.getWritableDatabase().update(
+            mCommitParams.mDbController.update(
                     Favorites.TABLE_NAME, getValues(mContext),
                     mCommitParams.mWhere, mCommitParams.mSelectionArgs);
         }
@@ -115,12 +115,12 @@
 
     public static final class CommitParams {
 
-        final DatabaseHelper mDatabaseHelper;
+        final ModelDbController mDbController;
         final String mWhere;
         final String[] mSelectionArgs;
 
-        public CommitParams(DatabaseHelper helper, String where, String[] selectionArgs) {
-            mDatabaseHelper = helper;
+        public CommitParams(ModelDbController controller, String where, String[] selectionArgs) {
+            mDbController = controller;
             mWhere = where;
             mSelectionArgs = selectionArgs;
         }
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 31b1934..515a2d8 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -15,6 +15,9 @@
  */
 package com.android.launcher3.views;
 
+import static android.window.SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR;
+
+import static com.android.launcher3.LauncherSettings.Animation.DEFAULT_NO_ICON;
 import static com.android.launcher3.logging.KeyboardStateManager.KeyboardState.HIDE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_KEYBOARD_CLOSED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_TAP;
@@ -45,7 +48,6 @@
 import android.view.WindowInsetsController;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.Toast;
-import android.window.SplashScreen;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -289,27 +291,27 @@
         }
     }
 
-
     /**
      * Sends a pending intent animating from a view.
      *
      * @param v View to animate.
      * @param intent The pending intent being launched.
      * @param item Item associated with the view.
-     * @return {@code true} if the intent is sent successfully.
+     * @return RunnableList for listening for animation finish if the activity was properly
+     *         or started, {@code null} if the launch finished
      */
-    default boolean sendPendingIntentWithAnimation(
+    default RunnableList sendPendingIntentWithAnimation(
             @NonNull View v, PendingIntent intent, @Nullable ItemInfo item) {
-        Bundle optsBundle = getActivityLaunchOptions(v, item).toBundle();
+        ActivityOptionsWrapper options = getActivityLaunchOptions(v, item);
         try {
-            intent.send(null, 0, null, null, null, null, optsBundle);
-            return true;
+            intent.send(null, 0, null, null, null, null, options.toBundle());
+            return options.onEndCallback;
         } catch (PendingIntent.CanceledException e) {
             Toast.makeText(v.getContext(),
                     v.getContext().getResources().getText(R.string.shortcut_not_available),
                     Toast.LENGTH_SHORT).show();
         }
-        return false;
+        return null;
     }
 
     /**
@@ -318,28 +320,23 @@
      * @param v View starting the activity.
      * @param intent Base intent being launched.
      * @param item Item associated with the view.
-     * @return {@code true} if the activity starts successfully.
+     * @return RunnableList for listening for animation finish if the activity was properly
+     *         or started, {@code null} if the launch finished
      */
-    default boolean startActivitySafely(
+    default RunnableList startActivitySafely(
             View v, Intent intent, @Nullable ItemInfo item) {
         Preconditions.assertUIThread();
         Context context = (Context) this;
         if (isAppBlockedForSafeMode() && !PackageManagerHelper.isSystemApp(context, intent)) {
             Toast.makeText(context, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
-            return false;
+            return null;
         }
 
-        Bundle optsBundle = null;
-        if (v != null) {
-            optsBundle = getActivityLaunchOptions(v, item).toBundle();
-        } else if (android.os.Build.VERSION.SDK_INT >= 33
-                && item != null
-                && item.animationType == LauncherSettings.Animation.DEFAULT_NO_ICON) {
-            optsBundle = ActivityOptions.makeBasic()
-                    .setSplashScreenStyle(SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR).toBundle();
-        }
+        ActivityOptionsWrapper options = v != null ? getActivityLaunchOptions(v, item)
+                : makeDefaultActivityOptions(item != null && item.animationType == DEFAULT_NO_ICON
+                        ? SPLASH_SCREEN_STYLE_SOLID_COLOR : -1 /* SPLASH_SCREEN_STYLE_UNDEFINED */);
         UserHandle user = item == null ? null : item.user;
-
+        Bundle optsBundle = options.toBundle();
         // Prepare intent
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         if (v != null) {
@@ -364,12 +361,12 @@
                 InstanceId instanceId = new InstanceIdSequence().newInstanceId();
                 logAppLaunch(getStatsLogManager(), item, instanceId);
             }
-            return true;
+            return options.onEndCallback;
         } catch (NullPointerException | ActivityNotFoundException | SecurityException e) {
             Toast.makeText(context, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
             Log.e(TAG, "Unable to launch. tag=" + item + " intent=" + intent, e);
         }
-        return false;
+        return null;
     }
 
     /** Returns {@code true} if an app launch is blocked due to safe mode. */
@@ -417,6 +414,17 @@
     }
 
     /**
+     * Creates a default activity option and we do not want association with any launcher element.
+     */
+    default ActivityOptionsWrapper makeDefaultActivityOptions(int splashScreenStyle) {
+        ActivityOptions options = ActivityOptions.makeBasic();
+        if (Utilities.ATLEAST_T) {
+            options.setSplashScreenStyle(splashScreenStyle);
+        }
+        return new ActivityOptionsWrapper(options, new RunnableList());
+    }
+
+    /**
      * Safely launches an intent for a shortcut.
      *
      * @param intent Intent to start.
diff --git a/src/com/android/launcher3/views/OptionsPopupView.java b/src/com/android/launcher3/views/OptionsPopupView.java
index 64ad390..ba6165f 100644
--- a/src/com/android/launcher3/views/OptionsPopupView.java
+++ b/src/com/android/launcher3/views/OptionsPopupView.java
@@ -281,7 +281,7 @@
         if (!TextUtils.isEmpty(pickerPackage)) {
             intent.setPackage(pickerPackage);
         }
-        return launcher.startActivitySafely(v, intent, placeholderInfo(intent));
+        return launcher.startActivitySafely(v, intent, placeholderInfo(intent)) != null;
     }
 
     static WorkspaceItemInfo placeholderInfo(Intent intent) {
diff --git a/tests/Android.bp b/tests/Android.bp
index fa0cdf2..e7f4084 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -51,6 +51,7 @@
       "src/com/android/launcher3/util/WidgetUtils.java",
       "src/com/android/launcher3/util/rule/FailureWatcher.java",
       "src/com/android/launcher3/util/rule/LauncherActivityRule.java",
+      "src/com/android/launcher3/util/rule/ViewCaptureRule.kt",
       "src/com/android/launcher3/util/rule/SamplerRule.java",
       "src/com/android/launcher3/util/rule/ScreenRecordRule.java",
       "src/com/android/launcher3/util/rule/ShellCommandRule.java",
@@ -132,4 +133,4 @@
     manifest: "shared/AndroidManifest.xml",
     sdk_version: "current",
     min_sdk_version: min_launcher3_sdk_version,
- }
\ No newline at end of file
+ }
diff --git a/tests/src/com/android/launcher3/DeleteDropTargetTest.kt b/tests/src/com/android/launcher3/DeleteDropTargetTest.kt
index 84c617c..bcfb90b 100644
--- a/tests/src/com/android/launcher3/DeleteDropTargetTest.kt
+++ b/tests/src/com/android/launcher3/DeleteDropTargetTest.kt
@@ -8,7 +8,6 @@
 import com.android.launcher3.util.ActivityContextWrapper
 import com.google.common.truth.Truth.assertThat
 import org.junit.Before
-import org.junit.Ignore
 import org.junit.Test
 import org.junit.runner.RunWith
 
@@ -26,19 +25,15 @@
         enableRunningInTestHarnessForTests()
     }
 
-    // Needs mText, mTempRect, getPaddingTop, getPaddingBottom
-    // availableHeight as a parameter
-    @Ignore("TODO(b/279464742)")
     @Test
     fun isTextClippedVerticallyTest() {
-        buttonDropTarget.mText = "My Test"
+        buttonDropTarget.updateText("My Test")
+        buttonDropTarget.setPadding(0, 0, 0, 0)
+        buttonDropTarget.setTextMultiLine(false)
 
         // No space for text
         assertThat(buttonDropTarget.isTextClippedVertically(30)).isTrue()
 
-        // Some space for text, and just enough that the text should not be clipped
-        assertThat(buttonDropTarget.isTextClippedVertically(50)).isFalse()
-
         // A lot of space for text so the text should not be clipped
         assertThat(buttonDropTarget.isTextClippedVertically(100)).isFalse()
     }
diff --git a/tests/src/com/android/launcher3/celllayout/ReorderAlgorithmUnitTest.java b/tests/src/com/android/launcher3/celllayout/ReorderAlgorithmUnitTest.java
index e3de500..ee05fe6 100644
--- a/tests/src/com/android/launcher3/celllayout/ReorderAlgorithmUnitTest.java
+++ b/tests/src/com/android/launcher3/celllayout/ReorderAlgorithmUnitTest.java
@@ -87,15 +87,13 @@
         // modify the device profile.
         dp.inv.numColumns = width;
         dp.inv.numRows = height;
+        dp.cellLayoutBorderSpacePx = new Point(0, 0);
 
         CellLayout cl = new CellLayout(getWrappedContext(c, dp));
         // I put a very large number for width and height so that all the items can fit, it doesn't
         // need to be exact, just bigger than the sum of cell border
         cl.measure(View.MeasureSpec.makeMeasureSpec(10000, View.MeasureSpec.EXACTLY),
                 View.MeasureSpec.makeMeasureSpec(10000, View.MeasureSpec.EXACTLY));
-
-        cl.measure(View.MeasureSpec.makeMeasureSpec(cl.getDesiredWidth(), View.MeasureSpec.EXACTLY),
-                View.MeasureSpec.makeMeasureSpec(cl.getDesiredHeight(), View.MeasureSpec.EXACTLY));
         return cl;
     }
 
diff --git a/tests/src/com/android/launcher3/icons/IconCacheTest.java b/tests/src/com/android/launcher3/icons/IconCacheTest.java
index 08d6df3..495d583 100644
--- a/tests/src/com/android/launcher3/icons/IconCacheTest.java
+++ b/tests/src/com/android/launcher3/icons/IconCacheTest.java
@@ -116,7 +116,7 @@
             @Nullable ComponentName cn, @Nullable String badgeOverride) throws Exception {
         Builder builder = new Builder(context, "test-shortcut")
                 .setIntent(new Intent(Intent.ACTION_VIEW))
-                .setTitle("Test");
+                .setShortLabel("Test");
         if (cn != null) {
             builder.setActivity(cn);
         }
diff --git a/tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java b/tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
index 0a1a9ba..cea95e5 100644
--- a/tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
+++ b/tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
@@ -39,6 +39,7 @@
 
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.R;
+import com.android.launcher3.pm.UserCache;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -222,7 +223,9 @@
     private class MyDatabaseHelper extends DatabaseHelper {
 
         MyDatabaseHelper() {
-            super(mContext, DB_FILE, false);
+            super(mContext, DB_FILE,
+                    UserCache.INSTANCE.get(mContext)::getSerialNumberForUser,
+                    () -> { });
         }
 
         @Override
diff --git a/tests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt b/tests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt
index f24f0da..3b480ca 100644
--- a/tests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt
+++ b/tests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt
@@ -15,6 +15,7 @@
  */
 package com.android.launcher3.model
 
+import android.content.ContentValues
 import android.content.Context
 import android.content.Intent
 import android.database.Cursor
@@ -23,6 +24,7 @@
 import android.os.Process
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
+import androidx.test.platform.app.InstrumentationRegistry
 import com.android.launcher3.InvariantDeviceProfile
 import com.android.launcher3.LauncherPrefs
 import com.android.launcher3.LauncherPrefs.Companion.WORKSPACE_SIZE
@@ -32,7 +34,6 @@
 import com.android.launcher3.pm.UserCache
 import com.android.launcher3.provider.LauncherDbUtils
 import com.android.launcher3.util.LauncherModelHelper
-import com.android.launcher3.util.LauncherModelHelper.*
 import com.google.common.truth.Truth.assertThat
 import org.junit.After
 import org.junit.Before
@@ -43,11 +44,13 @@
 @SmallTest
 @RunWith(AndroidJUnit4::class)
 class GridSizeMigrationUtilTest {
+
     private lateinit var modelHelper: LauncherModelHelper
     private lateinit var context: Context
-    private lateinit var db: SQLiteDatabase
     private lateinit var validPackages: Set<String>
     private lateinit var idp: InvariantDeviceProfile
+    private lateinit var dbHelper: DatabaseHelper
+    private lateinit var db: SQLiteDatabase
     private val testPackage1 = "com.android.launcher3.validpackage1"
     private val testPackage2 = "com.android.launcher3.validpackage2"
     private val testPackage3 = "com.android.launcher3.validpackage3"
@@ -63,11 +66,16 @@
     fun setUp() {
         modelHelper = LauncherModelHelper()
         context = modelHelper.sandboxContext
-        db = modelHelper.provider.db
+        dbHelper =
+            DatabaseHelper(
+                context,
+                null,
+                UserCache.INSTANCE.get(context)::getSerialNumberForUser
+            ) {}
+        db = dbHelper.writableDatabase
 
         validPackages =
             setOf(
-                TEST_PACKAGE,
                 testPackage1,
                 testPackage2,
                 testPackage3,
@@ -99,26 +107,26 @@
     @Throws(Exception::class)
     fun testMigration() {
         // Src Hotseat icons
-        modelHelper.addItem(APP_ICON, 0, HOTSEAT, 0, 0, testPackage1, 1, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 1, HOTSEAT, 0, 0, testPackage2, 2, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 3, HOTSEAT, 0, 0, testPackage3, 3, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 4, HOTSEAT, 0, 0, testPackage4, 4, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_HOTSEAT, 0, 0, testPackage1, 1, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 1, CONTAINER_HOTSEAT, 0, 0, testPackage2, 2, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 3, CONTAINER_HOTSEAT, 0, 0, testPackage3, 3, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 4, CONTAINER_HOTSEAT, 0, 0, testPackage4, 4, TMP_TABLE)
         // Src grid icons
         // _ _ _ _ _
         // _ _ _ _ 5
         // _ _ 6 _ 7
         // _ _ 8 _ 9
         // _ _ _ _ _
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 4, 1, testPackage5, 5, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 2, testPackage6, 6, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 4, 2, testPackage7, 7, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 3, testPackage8, 8, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 4, 3, testPackage9, 9, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 4, 1, testPackage5, 5, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 2, testPackage6, 6, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 4, 2, testPackage7, 7, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 3, testPackage8, 8, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 4, 3, testPackage9, 9, TMP_TABLE)
 
         // Dest hotseat icons
-        modelHelper.addItem(SHORTCUT, 1, HOTSEAT, 0, 0, testPackage2)
+        addItem(ITEM_TYPE_SHORTCUT, 1, CONTAINER_HOTSEAT, 0, 0, testPackage2)
         // Dest grid icons
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 2, testPackage10)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 2, testPackage10)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 4
@@ -126,8 +134,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -138,12 +145,13 @@
 
         // Check hotseat items
         var c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -168,12 +176,13 @@
 
         // Check workspace items
         c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(CELLX, CELLY, INTENT),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -209,30 +218,30 @@
     fun testMigrationBackAndForth() {
         // Hotseat items in grid A
         // 1 2 _ 3 4
-        modelHelper.addItem(APP_ICON, 0, HOTSEAT, 0, 0, testPackage1, 1, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 1, HOTSEAT, 0, 0, testPackage2, 2, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 3, HOTSEAT, 0, 0, testPackage3, 3, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 4, HOTSEAT, 0, 0, testPackage4, 4, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_HOTSEAT, 0, 0, testPackage1, 1, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 1, CONTAINER_HOTSEAT, 0, 0, testPackage2, 2, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 3, CONTAINER_HOTSEAT, 0, 0, testPackage3, 3, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 4, CONTAINER_HOTSEAT, 0, 0, testPackage4, 4, TMP_TABLE)
         // Workspace items in grid A
         // _ _ _ _ _
         // _ _ _ _ 5
         // _ _ 6 _ 7
         // _ _ 8 _ _
         // _ _ _ _ _
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 4, 1, testPackage5, 5, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 2, testPackage6, 6, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 4, 2, testPackage7, 7, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 3, testPackage8, 8, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 4, 1, testPackage5, 5, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 2, testPackage6, 6, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 4, 2, testPackage7, 7, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 3, testPackage8, 8, TMP_TABLE)
 
         // Hotseat items in grid B
         // 2 _ _ _
-        modelHelper.addItem(SHORTCUT, 0, HOTSEAT, 0, 0, testPackage2)
+        addItem(ITEM_TYPE_SHORTCUT, 0, CONTAINER_HOTSEAT, 0, 0, testPackage2)
         // Workspace items in grid B
         // _ _ _ _
         // _ _ _ 10
         // _ _ _ _
         // _ _ _ _
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 1, 3, testPackage10)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 1, 3, testPackage10)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 4
@@ -241,8 +250,7 @@
         val readerGridB = DbReader(db, TABLE_NAME, context, validPackages)
         // migrate from A -> B
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             readerGridA,
             readerGridB,
             idp.numDatabaseHotseatIcons,
@@ -253,12 +261,13 @@
 
         // Check hotseat items in grid B
         var c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -272,12 +281,13 @@
 
         // Check workspace items in grid B
         c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, CELLX, CELLY, INTENT),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -294,12 +304,11 @@
         assertThat(locMap[testPackage8]).isEqualTo(Triple(0, 3, 1))
 
         // add item in B
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 0, 2, testPackage9)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 0, 2, testPackage9)
 
         // migrate from B -> A
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             readerGridB,
             readerGridA,
             5,
@@ -309,12 +318,13 @@
         )
         // Check hotseat items in grid A
         c =
-            context.contentResolver.query(
-                TMP_CONTENT_URI,
+            db.query(
+                TMP_TABLE,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -328,12 +338,13 @@
 
         // Check workspace items in grid A
         c =
-            context.contentResolver.query(
-                TMP_CONTENT_URI,
+            db.query(
+                TMP_TABLE,
                 arrayOf(SCREEN, CELLX, CELLY, INTENT),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -354,12 +365,11 @@
         assertThat(locMap[testPackage9]).isEqualTo(Triple(0, 0, 2))
 
         // remove item from B
-        modelHelper.deleteItem(7, TMP_TABLE)
+        db.delete(TMP_TABLE, "$_ID=7", null)
 
         // migrate from A -> B
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             readerGridA,
             readerGridB,
             idp.numDatabaseHotseatIcons,
@@ -370,12 +380,13 @@
 
         // Check hotseat items in grid B
         c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -389,12 +400,13 @@
 
         // Check workspace items in grid B
         c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, CELLX, CELLY, INTENT),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -443,10 +455,28 @@
     fun migrateToLargerHotseat() {
         val srcHotseatItems =
             intArrayOf(
-                modelHelper.addItem(APP_ICON, 0, HOTSEAT, 0, 0, testPackage1, 1, TMP_CONTENT_URI),
-                modelHelper.addItem(SHORTCUT, 1, HOTSEAT, 0, 0, testPackage2, 2, TMP_CONTENT_URI),
-                modelHelper.addItem(APP_ICON, 2, HOTSEAT, 0, 0, testPackage3, 3, TMP_CONTENT_URI),
-                modelHelper.addItem(SHORTCUT, 3, HOTSEAT, 0, 0, testPackage4, 4, TMP_CONTENT_URI)
+                addItem(
+                    ITEM_TYPE_APPLICATION,
+                    0,
+                    CONTAINER_HOTSEAT,
+                    0,
+                    0,
+                    testPackage1,
+                    1,
+                    TMP_TABLE
+                ),
+                addItem(ITEM_TYPE_SHORTCUT, 1, CONTAINER_HOTSEAT, 0, 0, testPackage2, 2, TMP_TABLE),
+                addItem(
+                    ITEM_TYPE_APPLICATION,
+                    2,
+                    CONTAINER_HOTSEAT,
+                    0,
+                    0,
+                    testPackage3,
+                    3,
+                    TMP_TABLE
+                ),
+                addItem(ITEM_TYPE_SHORTCUT, 3, CONTAINER_HOTSEAT, 0, 0, testPackage4, 4, TMP_TABLE)
             )
         val numSrcDatabaseHotseatIcons = srcHotseatItems.size
         idp.numDatabaseHotseatIcons = 6
@@ -455,8 +485,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -467,12 +496,13 @@
 
         // Check hotseat items
         val c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -501,11 +531,11 @@
 
     @Test
     fun migrateFromLargerHotseat() {
-        modelHelper.addItem(APP_ICON, 0, HOTSEAT, 0, 0, testPackage1, 1, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 2, HOTSEAT, 0, 0, testPackage2, 2, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 3, HOTSEAT, 0, 0, testPackage3, 3, TMP_CONTENT_URI)
-        modelHelper.addItem(SHORTCUT, 4, HOTSEAT, 0, 0, testPackage4, 4, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 5, HOTSEAT, 0, 0, testPackage5, 5, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_HOTSEAT, 0, 0, testPackage1, 1, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 2, CONTAINER_HOTSEAT, 0, 0, testPackage2, 2, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 3, CONTAINER_HOTSEAT, 0, 0, testPackage3, 3, TMP_TABLE)
+        addItem(ITEM_TYPE_SHORTCUT, 4, CONTAINER_HOTSEAT, 0, 0, testPackage4, 4, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 5, CONTAINER_HOTSEAT, 0, 0, testPackage5, 5, TMP_TABLE)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 4
@@ -513,8 +543,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -525,12 +554,13 @@
 
         // Check hotseat items
         val c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(SCREEN, INTENT),
                 "container=$CONTAINER_HOTSEAT",
                 null,
                 SCREEN,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -568,11 +598,11 @@
         enableNewMigrationLogic("4,4")
 
         // Setup src grid
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 2, testPackage1, 5, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 2, 3, testPackage2, 6, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 3, 1, testPackage3, 7, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 3, 2, testPackage4, 8, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 2, DESKTOP, 3, 3, testPackage5, 9, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 2, testPackage1, 5, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 2, 3, testPackage2, 6, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 3, 1, testPackage3, 7, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 3, 2, testPackage4, 8, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 2, CONTAINER_DESKTOP, 3, 3, testPackage5, 9, TMP_TABLE)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 6
@@ -581,8 +611,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -593,12 +622,13 @@
 
         // Get workspace items
         val c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(INTENT, SCREEN),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -630,11 +660,11 @@
         enableNewMigrationLogic("2,2")
 
         // Setup src grid
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 0, 1, testPackage1, 5, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 1, 1, testPackage2, 6, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 0, 0, testPackage3, 7, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 1, 0, testPackage4, 8, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 2, DESKTOP, 0, 0, testPackage5, 9, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 0, 1, testPackage1, 5, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 1, 1, testPackage2, 6, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 0, 0, testPackage3, 7, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 1, 0, testPackage4, 8, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 2, CONTAINER_DESKTOP, 0, 0, testPackage5, 9, TMP_TABLE)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 5
@@ -642,8 +672,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -654,12 +683,13 @@
 
         // Get workspace items
         val c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(INTENT, SCREEN),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -691,11 +721,11 @@
         enableNewMigrationLogic("5,5")
 
         // Setup src grid
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 0, 1, testPackage1, 5, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 0, DESKTOP, 1, 1, testPackage2, 6, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 0, 0, testPackage3, 7, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 1, DESKTOP, 1, 0, testPackage4, 8, TMP_CONTENT_URI)
-        modelHelper.addItem(APP_ICON, 2, DESKTOP, 0, 0, testPackage5, 9, TMP_CONTENT_URI)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 0, 1, testPackage1, 5, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 1, 1, testPackage2, 6, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 0, 0, testPackage3, 7, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 1, CONTAINER_DESKTOP, 1, 0, testPackage4, 8, TMP_TABLE)
+        addItem(ITEM_TYPE_APPLICATION, 2, CONTAINER_DESKTOP, 0, 0, testPackage5, 9, TMP_TABLE)
 
         idp.numDatabaseHotseatIcons = 4
         idp.numColumns = 4
@@ -703,8 +733,7 @@
         val srcReader = DbReader(db, TMP_TABLE, context, validPackages)
         val destReader = DbReader(db, TABLE_NAME, context, validPackages)
         GridSizeMigrationUtil.migrate(
-            context,
-            db,
+            dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
@@ -715,12 +744,13 @@
 
         // Get workspace items
         val c =
-            context.contentResolver.query(
-                CONTENT_URI,
+            db.query(
+                TABLE_NAME,
                 arrayOf(INTENT, SCREEN),
                 "container=$CONTAINER_DESKTOP",
                 null,
                 null,
+                null,
                 null
             )
                 ?: throw IllegalStateException()
@@ -747,4 +777,48 @@
     private fun enableNewMigrationLogic(srcGridSize: String) {
         LauncherPrefs.get(context).putSync(WORKSPACE_SIZE.to(srcGridSize))
     }
+
+    private fun addItem(
+        type: Int,
+        screen: Int,
+        container: Int,
+        x: Int,
+        y: Int,
+        packageName: String?
+    ): Int {
+        return addItem(
+            type,
+            screen,
+            container,
+            x,
+            y,
+            packageName,
+            dbHelper.generateNewItemId(),
+            TABLE_NAME
+        )
+    }
+
+    private fun addItem(
+        type: Int,
+        screen: Int,
+        container: Int,
+        x: Int,
+        y: Int,
+        packageName: String?,
+        id: Int,
+        tableName: String
+    ): Int {
+        val values = ContentValues()
+        values.put(_ID, id)
+        values.put(CONTAINER, container)
+        values.put(SCREEN, screen)
+        values.put(CELLX, x)
+        values.put(CELLY, y)
+        values.put(SPANX, 1)
+        values.put(SPANY, 1)
+        values.put(ITEM_TYPE, type)
+        values.put(INTENT, Intent(Intent.ACTION_MAIN).setPackage(packageName).toUri(0))
+        db.insert(tableName, null, values)
+        return id
+    }
 }
diff --git a/tests/src/com/android/launcher3/model/LoaderCursorTest.java b/tests/src/com/android/launcher3/model/LoaderCursorTest.java
index d192be4..78812c0 100644
--- a/tests/src/com/android/launcher3/model/LoaderCursorTest.java
+++ b/tests/src/com/android/launcher3/model/LoaderCursorTest.java
@@ -59,7 +59,6 @@
 
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.util.Executors;
@@ -102,7 +101,7 @@
         });
 
         UserManagerState ums = new UserManagerState();
-        mLoaderCursor = new LoaderCursor(mCursor, Favorites.CONTENT_URI, mApp, ums);
+        mLoaderCursor = new LoaderCursor(mCursor, mApp, ums);
         ums.allUsers.put(0, Process.myUserHandle());
     }
 
diff --git a/tests/src/com/android/launcher3/provider/LauncherDbUtilsTest.java b/tests/src/com/android/launcher3/provider/LauncherDbUtilsTest.java
index 2b6f9ff..d1befd0 100644
--- a/tests/src/com/android/launcher3/provider/LauncherDbUtilsTest.java
+++ b/tests/src/com/android/launcher3/provider/LauncherDbUtilsTest.java
@@ -45,6 +45,7 @@
 import com.android.launcher3.R;
 import com.android.launcher3.model.DatabaseHelper;
 import com.android.launcher3.model.DbDowngradeHelper;
+import com.android.launcher3.pm.UserCache;
 import com.android.launcher3.settings.SettingsActivity;
 import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.util.IOUtils;
@@ -128,7 +129,6 @@
         assertEquals(1, getFavoriteDataCount(db));
         ShortcutInfo info = mInfoArgumentCaptor.getValue();
         assertNotNull(info);
-        assertEquals("Hello", info.getTitle());
         try (Cursor c = db.query(Favorites.TABLE_NAME, null, null, null, null, null, null)) {
             c.moveToNext();
             assertEquals(Favorites.ITEM_TYPE_DEEP_SHORTCUT, c.getInt(c.getColumnIndex(ITEM_TYPE)));
@@ -165,12 +165,11 @@
     private class MyDatabaseHelper extends DatabaseHelper {
 
         MyDatabaseHelper() {
-            super(mContext, null, false);
+            super(mContext, null, UserCache.INSTANCE.get(mContext)::getSerialNumberForUser,
+                    () -> { });
         }
 
         @Override
         protected void handleOneTimeDataUpgrade(SQLiteDatabase db) { }
-
-        protected void onEmptyDbCreated() { }
     }
 }
diff --git a/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java b/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
index 67de1f5..73bb586 100644
--- a/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
+++ b/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
@@ -45,8 +45,11 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.model.DatabaseHelper;
+import com.android.launcher3.model.ModelDbController;
+import com.android.launcher3.util.LauncherModelHelper;
 
+import org.junit.After;
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -61,15 +64,29 @@
 
     private final UserHandle mWorkUser = UserHandle.getUserHandleForUid(PER_USER_RANGE);
 
+    private LauncherModelHelper mModelHelper;
+    private Context mContext;
+
+    @Before
+    public void setup() {
+        mModelHelper = new LauncherModelHelper();
+        mContext = mModelHelper.sandboxContext;
+    }
+
+    @After
+    public void teardown() {
+        mModelHelper.destroy();
+    }
+
     @Test
     public void testGetProfileId() throws Exception {
-        SQLiteDatabase db = new MyDatabaseHelper(23).getWritableDatabase();
+        SQLiteDatabase db = new MyModelDbController(23).getDb();
         assertEquals(23, new RestoreDbTask().getDefaultProfileId(db));
     }
 
     @Test
     public void testMigrateProfileId() throws Exception {
-        SQLiteDatabase db = new MyDatabaseHelper(42).getWritableDatabase();
+        SQLiteDatabase db = new MyModelDbController(42).getDb();
         // Add some mock data
         for (int i = 0; i < 5; i++) {
             ContentValues values = new ContentValues();
@@ -89,7 +106,7 @@
 
     @Test
     public void testChangeDefaultColumn() throws Exception {
-        SQLiteDatabase db = new MyDatabaseHelper(42).getWritableDatabase();
+        SQLiteDatabase db = new MyModelDbController(42).getDb();
         // Add some mock data
         for (int i = 0; i < 5; i++) {
             ContentValues values = new ContentValues();
@@ -112,28 +129,27 @@
 
     @Test
     public void testSanitizeDB_bothProfiles() throws Exception {
-        Context context = getInstrumentation().getTargetContext();
         UserHandle myUser = myUserHandle();
-        long myProfileId = context.getSystemService(UserManager.class)
+        long myProfileId = mContext.getSystemService(UserManager.class)
                 .getSerialNumberForUser(myUser);
         long myProfileId_old = myProfileId + 1;
         long workProfileId = myProfileId + 2;
         long workProfileId_old = myProfileId + 3;
 
-        MyDatabaseHelper helper = new MyDatabaseHelper(myProfileId);
-        SQLiteDatabase db = helper.getWritableDatabase();
-        BackupManager bm = spy(new BackupManager(context));
+        MyModelDbController controller = new MyModelDbController(myProfileId);
+        SQLiteDatabase db = controller.getDb();
+        BackupManager bm = spy(new BackupManager(mContext));
         doReturn(myUserHandle()).when(bm).getUserForAncestralSerialNumber(eq(myProfileId_old));
         doReturn(mWorkUser).when(bm).getUserForAncestralSerialNumber(eq(workProfileId_old));
-        helper.users.put(workProfileId, mWorkUser);
+        controller.users.put(workProfileId, mWorkUser);
 
-        addIconsBulk(helper, 10, 1, myProfileId_old);
-        addIconsBulk(helper, 6, 2, workProfileId_old);
+        addIconsBulk(controller, 10, 1, myProfileId_old);
+        addIconsBulk(controller, 6, 2, workProfileId_old);
         assertEquals(10, getItemCountForProfile(db, myProfileId_old));
         assertEquals(6, getItemCountForProfile(db, workProfileId_old));
 
         RestoreDbTask task = new RestoreDbTask();
-        task.sanitizeDB(context, helper, helper.getWritableDatabase(), bm);
+        task.sanitizeDB(mContext, controller, controller.getDb(), bm);
 
         // All the data has been migrated to the new user ids
         assertEquals(0, getItemCountForProfile(db, myProfileId_old));
@@ -144,27 +160,26 @@
 
     @Test
     public void testSanitizeDB_workItemsRemoved() throws Exception {
-        Context context = getInstrumentation().getTargetContext();
         UserHandle myUser = myUserHandle();
-        long myProfileId = context.getSystemService(UserManager.class)
+        long myProfileId = mContext.getSystemService(UserManager.class)
                 .getSerialNumberForUser(myUser);
         long myProfileId_old = myProfileId + 1;
         long workProfileId_old = myProfileId + 3;
 
-        MyDatabaseHelper helper = new MyDatabaseHelper(myProfileId);
-        SQLiteDatabase db = helper.getWritableDatabase();
-        BackupManager bm = spy(new BackupManager(context));
+        MyModelDbController controller = new MyModelDbController(myProfileId);
+        SQLiteDatabase db = controller.getDb();
+        BackupManager bm = spy(new BackupManager(mContext));
         doReturn(myUserHandle()).when(bm).getUserForAncestralSerialNumber(eq(myProfileId_old));
         // Work profile is not migrated
         doReturn(null).when(bm).getUserForAncestralSerialNumber(eq(workProfileId_old));
 
-        addIconsBulk(helper, 10, 1, myProfileId_old);
-        addIconsBulk(helper, 6, 2, workProfileId_old);
+        addIconsBulk(controller, 10, 1, myProfileId_old);
+        addIconsBulk(controller, 6, 2, workProfileId_old);
         assertEquals(10, getItemCountForProfile(db, myProfileId_old));
         assertEquals(6, getItemCountForProfile(db, workProfileId_old));
 
         RestoreDbTask task = new RestoreDbTask();
-        task.sanitizeDB(context, helper, helper.getWritableDatabase(), bm);
+        task.sanitizeDB(mContext, controller, controller.getDb(), bm);
 
         // All the data has been migrated to the new user ids
         assertEquals(0, getItemCountForProfile(db, myProfileId_old));
@@ -173,12 +188,13 @@
         assertEquals(10, getCount(db, "select * from favorites"));
     }
 
-    private void addIconsBulk(DatabaseHelper helper, int count, int screen, long profileId) {
-        int columns = LauncherAppState.getIDP(getInstrumentation().getTargetContext()).numColumns;
+    private void addIconsBulk(MyModelDbController controller,
+            int count, int screen, long profileId) {
+        int columns = LauncherAppState.getIDP(mContext).numColumns;
         String packageName = getInstrumentation().getContext().getPackageName();
         for (int i = 0; i < count; i++) {
             ContentValues values = new ContentValues();
-            values.put(LauncherSettings.Favorites._ID, helper.generateNewItemId());
+            values.put(LauncherSettings.Favorites._ID, controller.generateNewItemId());
             values.put(LauncherSettings.Favorites.CONTAINER, CONTAINER_DESKTOP);
             values.put(LauncherSettings.Favorites.SCREEN, screen);
             values.put(LauncherSettings.Favorites.CELLX, i % columns);
@@ -189,11 +205,11 @@
             values.put(LauncherSettings.Favorites.ITEM_TYPE, ITEM_TYPE_APPLICATION);
             values.put(LauncherSettings.Favorites.INTENT,
                     new Intent(Intent.ACTION_MAIN).setPackage(packageName).toUri(0));
-            helper.getWritableDatabase().insert(TABLE_NAME, null, values);
+
+            controller.insert(TABLE_NAME, values);
         }
     }
 
-
     @Test
     public void testRemoveScreenIdGaps_firstScreenEmpty() {
         runRemoveScreenIdGapsTest(
@@ -216,7 +232,7 @@
     }
 
     private void runRemoveScreenIdGapsTest(int[] screenIds, int[] expectedScreenIds) {
-        SQLiteDatabase db = new MyDatabaseHelper(42).getWritableDatabase();
+        SQLiteDatabase db = new MyModelDbController(42).getDb();
         // Add some mock data
         for (int i = 0; i < screenIds.length; i++) {
             ContentValues values = new ContentValues();
@@ -254,13 +270,12 @@
         }
     }
 
-    private class MyDatabaseHelper extends DatabaseHelper {
+    private class MyModelDbController extends ModelDbController {
 
-        public final LongSparseArray<UserHandle> users;
+        public final LongSparseArray<UserHandle> users = new LongSparseArray<>();
 
-        MyDatabaseHelper(long profileId) {
-            super(getInstrumentation().getTargetContext(), null, false);
-            users = new LongSparseArray<>();
+        MyModelDbController(long profileId) {
+            super(mContext);
             users.put(profileId, myUserHandle());
         }
 
@@ -269,10 +284,5 @@
             int index = users.indexOfValue(user);
             return index >= 0 ? users.keyAt(index) : -1;
         }
-
-        @Override
-        protected void handleOneTimeDataUpgrade(SQLiteDatabase db) { }
-
-        protected void onEmptyDbCreated() { }
     }
 }
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 3141c7b..d7c4ae3 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -72,6 +72,7 @@
 import com.android.launcher3.util.rule.ScreenRecordRule;
 import com.android.launcher3.util.rule.ShellCommandRule;
 import com.android.launcher3.util.rule.TestStabilityRule;
+import com.android.launcher3.util.rule.ViewCaptureRule;
 
 import org.junit.After;
 import org.junit.Assert;
@@ -215,14 +216,15 @@
     }
 
     protected TestRule getRulesInsideActivityMonitor() {
+        final ViewCaptureRule viewCaptureRule = new ViewCaptureRule();
         final RuleChain inner = RuleChain
                 .outerRule(new PortraitLandscapeRunner(this))
-                .around(new FailureWatcher(mDevice, mLauncher));
+                .around(viewCaptureRule)
+                .around(new FailureWatcher(mDevice, mLauncher, viewCaptureRule.getViewCapture()));
 
         return TestHelpers.isInLauncherProcess()
-                ? RuleChain.outerRule(ShellCommandRule.setDefaultLauncher())
-                .around(inner) :
-                inner;
+                ? RuleChain.outerRule(ShellCommandRule.setDefaultLauncher()).around(inner)
+                : inner;
     }
 
     @Rule
diff --git a/tests/src/com/android/launcher3/util/LauncherModelHelper.java b/tests/src/com/android/launcher3/util/LauncherModelHelper.java
index 0a5a0e3..976afcd 100644
--- a/tests/src/com/android/launcher3/util/LauncherModelHelper.java
+++ b/tests/src/com/android/launcher3/util/LauncherModelHelper.java
@@ -363,12 +363,6 @@
         sandboxContext.getContentResolver().insert(contentUri, values);
     }
 
-    public void deleteItem(int itemId, @NonNull final String tableName) {
-        final Uri uri = Uri.parse("content://"
-                + LauncherProvider.AUTHORITY + "/" + tableName + "/" + itemId);
-        sandboxContext.getContentResolver().delete(uri, null, null);
-    }
-
     /**
      * Sets up a mock provider to load the provided layout by default, next time the layout loads
      */
@@ -426,7 +420,7 @@
         }
 
         public SQLiteDatabase getDb() {
-            return getModelDbController().getDatabaseHelper().getWritableDatabase();
+            return getModelDbController().getDb();
         }
     }
 
diff --git a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
index 51facf4..19e7b13 100644
--- a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
+++ b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
@@ -7,8 +7,12 @@
 import android.os.ParcelFileDescriptor.AutoCloseInputStream;
 import android.util.Log;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.test.core.app.ApplicationProvider;
 import androidx.test.uiautomator.UiDevice;
 
+import com.android.app.viewcapture.ViewCapture;
 import com.android.launcher3.tapl.LauncherInstrumentation;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 
@@ -29,10 +33,14 @@
     private static boolean sSavedBugreport = false;
     final private UiDevice mDevice;
     private final LauncherInstrumentation mLauncher;
+    @NonNull
+    private final ViewCapture mViewCapture;
 
-    public FailureWatcher(UiDevice device, LauncherInstrumentation launcher) {
+    public FailureWatcher(UiDevice device, LauncherInstrumentation launcher,
+            @NonNull ViewCapture viewCapture) {
         mDevice = device;
         mLauncher = launcher;
+        mViewCapture = viewCapture;
     }
 
     @Override
@@ -82,7 +90,7 @@
 
     @Override
     protected void failed(Throwable e, Description description) {
-        onError(mLauncher, description, e);
+        onError(mLauncher, description, e, mViewCapture);
     }
 
     static File diagFile(Description description, String prefix, String ext) {
@@ -93,8 +101,12 @@
 
     public static void onError(LauncherInstrumentation launcher, Description description,
             Throwable e) {
-        final UiDevice device = launcher.getDevice();
-        if (device == null) return;
+        onError(launcher, description, e, null);
+    }
+
+    private static void onError(LauncherInstrumentation launcher, Description description,
+            Throwable e, @Nullable ViewCapture viewCapture) {
+
         final File sceenshot = diagFile(description, "TestScreenshot", "png");
         final File hierarchy = diagFile(description, "Hierarchy", "zip");
 
@@ -109,13 +121,20 @@
             out.putNextEntry(new ZipEntry("visible_windows.zip"));
             dumpCommand("cmd window dump-visible-window-views", out);
             out.closeEntry();
-        } catch (IOException ex) {
+
+            if (viewCapture != null) {
+                out.putNextEntry(new ZipEntry("FS/data/misc/wmtrace/failed_test.vc"));
+                viewCapture.dumpTo(out, ApplicationProvider.getApplicationContext());
+                out.closeEntry();
+            }
+        } catch (Exception ignored) {
         }
 
         Log.e(TAG, "Failed test " + description.getMethodName()
                 + ",\nscreenshot will be saved to " + sceenshot
                 + ",\nUI dump at: " + hierarchy
                 + " (use go/web-hv to open the dump file)", e);
+        final UiDevice device = launcher.getDevice();
         device.takeScreenshot(sceenshot);
 
         // Dump accessibility hierarchy
diff --git a/tests/src/com/android/launcher3/util/rule/LauncherActivityRule.java b/tests/src/com/android/launcher3/util/rule/LauncherActivityRule.java
index 2093682..e9a52f8 100644
--- a/tests/src/com/android/launcher3/util/rule/LauncherActivityRule.java
+++ b/tests/src/com/android/launcher3/util/rule/LauncherActivityRule.java
@@ -56,4 +56,4 @@
             return launcher.getWorkspace().getFirstMatch(op) != null;
         };
     }
-}
+}
\ No newline at end of file
diff --git a/tests/src/com/android/launcher3/util/rule/SimpleActivityRule.java b/tests/src/com/android/launcher3/util/rule/SimpleActivityRule.java
index 1dbba6a..2eedec3 100644
--- a/tests/src/com/android/launcher3/util/rule/SimpleActivityRule.java
+++ b/tests/src/com/android/launcher3/util/rule/SimpleActivityRule.java
@@ -102,4 +102,4 @@
             }
         }
     }
-}
+}
\ No newline at end of file
diff --git a/tests/src/com/android/launcher3/util/rule/ViewCaptureRule.kt b/tests/src/com/android/launcher3/util/rule/ViewCaptureRule.kt
new file mode 100644
index 0000000..e4713b2
--- /dev/null
+++ b/tests/src/com/android/launcher3/util/rule/ViewCaptureRule.kt
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2023 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.rule
+
+import android.app.Activity
+import android.app.Application
+import android.media.permission.SafeCloseable
+import android.os.Bundle
+import androidx.test.core.app.ApplicationProvider
+import com.android.app.viewcapture.SimpleViewCapture
+import com.android.launcher3.util.ActivityLifecycleCallbacksAdapter
+import org.junit.rules.TestRule
+import org.junit.runner.Description
+import org.junit.runners.model.Statement
+
+/**
+ * This JUnit TestRule registers a listener for activity lifecycle events to attach a ViewCapture
+ * instance that other test rules use to dump the timelapse hierarchy upon an error during a test.
+ *
+ * This rule will not work in OOP tests that don't have access to the activity under test.
+ */
+class ViewCaptureRule : TestRule {
+    val viewCapture = SimpleViewCapture("test-view-capture")
+
+    override fun apply(base: Statement, description: Description): Statement {
+        return object : Statement() {
+            override fun evaluate() {
+                val windowListenerCloseables = mutableListOf<SafeCloseable>()
+
+                val lifecycleCallbacks =
+                    object : ActivityLifecycleCallbacksAdapter {
+                        override fun onActivityCreated(activity: Activity, bundle: Bundle?) {
+                            super.onActivityCreated(activity, bundle)
+                            windowListenerCloseables.add(
+                                viewCapture.startCapture(
+                                    activity.window.decorView,
+                                    "${description.testClass?.simpleName}.${description.methodName}"
+                                )
+                            )
+                        }
+
+                        override fun onActivityDestroyed(activity: Activity) {
+                            super.onActivityDestroyed(activity)
+                            viewCapture.stopCapture(activity.window.decorView)
+                        }
+                    }
+
+                val application = ApplicationProvider.getApplicationContext<Application>()
+                application.registerActivityLifecycleCallbacks(lifecycleCallbacks)
+
+                try {
+                    base.evaluate()
+                } finally {
+                    application.unregisterActivityLifecycleCallbacks(lifecycleCallbacks)
+
+                    // Clean up ViewCapture references here rather than in onActivityDestroyed so
+                    // test code can access view hierarchy capture. onActivityDestroyed would delete
+                    // view capture data before FailureWatcher could output it as a test artifact.
+                    windowListenerCloseables.onEach(SafeCloseable::close)
+                }
+            }
+        }
+    }
+}