Merge "Add shadow to "Don't suggest app" drop target" into ub-launcher3-master
diff --git a/quickstep/AndroidManifest.xml b/quickstep/AndroidManifest.xml
index 1d0b045..04506b5 100644
--- a/quickstep/AndroidManifest.xml
+++ b/quickstep/AndroidManifest.xml
@@ -73,6 +73,17 @@
             </intent-filter>
         </provider>
 
+        <!-- FileProvider used for sharing images. -->
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${packageName}.overview.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/overview_file_provider_paths" />
+        </provider>
+
         <service
             android:name="com.android.launcher3.uioverrides.dynamicui.WallpaperManagerCompatVL$ColorExtractionService"
             tools:node="remove" />
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
index 6fc03b1..8af2747 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
@@ -73,7 +73,11 @@
         super(l, false /* allowDragToOverview */);
         mMotionPauseDetector = new MotionPauseDetector(l);
         mMotionPauseMinDisplacement = ViewConfiguration.get(l).getScaledTouchSlop();
-        mMotionPauseMaxDisplacement = getShiftRange() * MAX_DISPLACEMENT_PERCENT;
+        mMotionPauseMaxDisplacement = getMotionPauseMaxDisplacement();
+    }
+
+    protected float getMotionPauseMaxDisplacement() {
+        return getShiftRange() * MAX_DISPLACEMENT_PERCENT;
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
index 064133c..71aa2e8 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
@@ -66,6 +66,13 @@
     }
 
     @Override
+    protected float getMotionPauseMaxDisplacement() {
+        // No need to disallow pause when swiping up all the way up the screen (unlike
+        // FlingAndHoldTouchController where user is probably intending to go to all apps).
+        return Float.MAX_VALUE;
+    }
+
+    @Override
     protected boolean canInterceptTouch(MotionEvent ev) {
         mDidTouchStartInNavBar = (ev.getEdgeFlags() & EDGE_NAV_BAR) != 0;
         return super.canInterceptTouch(ev);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/ImageActionsApi.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/ImageActionsApi.java
new file mode 100644
index 0000000..33fe5a9
--- /dev/null
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/ImageActionsApi.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep;
+
+import static android.content.Intent.EXTRA_STREAM;
+
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
+import static com.android.quickstep.util.ImageActionUtils.persistBitmapAndStartActivity;
+
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.Insets;
+import android.graphics.Rect;
+import android.util.Log;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
+
+import com.android.launcher3.BuildConfig;
+import com.android.quickstep.util.ImageActionUtils;
+
+import java.util.function.Supplier;
+
+/**
+ * Contains image selection functions necessary to complete overview action button functions.
+ */
+public class ImageActionsApi {
+
+    private static final String TAG = BuildConfig.APPLICATION_ID + "ImageActionsApi";
+    private final Context mContext;
+    private final Supplier<Bitmap> mBitmapSupplier;
+    private final SystemUiProxy mSystemUiProxy;
+
+    public ImageActionsApi(Context context, Supplier<Bitmap> bitmapSupplier) {
+        mContext = context;
+        mBitmapSupplier = bitmapSupplier;
+        mSystemUiProxy = SystemUiProxy.INSTANCE.get(context);
+    }
+
+    /**
+     * Share the image this api was constructed with using the provided intent. The implementation
+     * should add an {@link Intent#EXTRA_STREAM} with the URI pointing to the image to the intent.
+     */
+    @UiThread
+    public void shareWithExplicitIntent(@Nullable Rect crop, Intent intent) {
+        if (mBitmapSupplier.get() == null) {
+            Log.e(TAG, "No snapshot available, not starting share.");
+            return;
+        }
+
+        UI_HELPER_EXECUTOR.execute(() -> persistBitmapAndStartActivity(mContext,
+                mBitmapSupplier.get(), crop, intent, (uri, intentForUri) -> {
+                    intentForUri.putExtra(EXTRA_STREAM, uri);
+                    return new Intent[]{intentForUri};
+                }, TAG));
+
+    }
+
+    /**
+     * Share the image this api was constructed with.
+     */
+    @UiThread
+    public void startShareActivity() {
+        ImageActionUtils.startShareActivity(mContext, mBitmapSupplier, null, null, TAG);
+    }
+
+    /**
+     * @param screenshot       to be saved to the media store.
+     * @param screenshotBounds the location of where the bitmap was laid out on the screen in
+     *                         screen coordinates.
+     * @param visibleInsets    that are used to draw the screenshot within the bounds.
+     * @param taskId           of the task that the screenshot was taken of.
+     */
+    public void saveScreenshot(Bitmap screenshot, Rect screenshotBounds,
+            Insets visibleInsets, int taskId) {
+        ImageActionUtils.saveScreenshot(mSystemUiProxy, screenshot, screenshotBounds, visibleInsets,
+                taskId);
+    }
+}
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/TaskOverlayFactory.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/TaskOverlayFactory.java
index 33d9d9a..fbf29af 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/TaskOverlayFactory.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/TaskOverlayFactory.java
@@ -16,12 +16,13 @@
 
 package com.android.quickstep;
 
+import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_ACTIONS;
 import static com.android.launcher3.util.MainThreadInitializedObject.forOverride;
 
+import android.content.Context;
+import android.graphics.Insets;
 import android.graphics.Matrix;
-import android.view.View;
-
-import androidx.annotation.Nullable;
+import android.graphics.Rect;
 
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.BaseDraggingActivity;
@@ -29,6 +30,7 @@
 import com.android.launcher3.popup.SystemShortcut;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.ResourceBasedOverride;
+import com.android.quickstep.views.OverviewActionsView;
 import com.android.quickstep.views.TaskThumbnailView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.plugins.OverscrollPlugin;
@@ -43,16 +45,6 @@
  */
 public class TaskOverlayFactory implements ResourceBasedOverride {
 
-    /** Note that these will be shown in order from top to bottom, if available for the task. */
-    private static final TaskShortcutFactory[] MENU_OPTIONS = new TaskShortcutFactory[]{
-            TaskShortcutFactory.APP_INFO,
-            TaskShortcutFactory.SPLIT_SCREEN,
-            TaskShortcutFactory.PIN,
-            TaskShortcutFactory.INSTALL,
-            TaskShortcutFactory.FREE_FORM,
-            TaskShortcutFactory.WELLBEING
-    };
-
     public static List<SystemShortcut> getEnabledShortcuts(TaskView taskView) {
         final ArrayList<SystemShortcut> shortcuts = new ArrayList<>();
         final BaseDraggingActivity activity = BaseActivity.fromContext(taskView.getContext());
@@ -76,25 +68,68 @@
     }
 
     public TaskOverlay createOverlay(TaskThumbnailView thumbnailView) {
-        return new TaskOverlay();
+        return new TaskOverlay(thumbnailView);
     }
 
+    /** Note that these will be shown in order from top to bottom, if available for the task. */
+    private static final TaskShortcutFactory[] MENU_OPTIONS = new TaskShortcutFactory[]{
+            TaskShortcutFactory.APP_INFO,
+            TaskShortcutFactory.SPLIT_SCREEN,
+            TaskShortcutFactory.PIN,
+            TaskShortcutFactory.INSTALL,
+            TaskShortcutFactory.FREE_FORM,
+            TaskShortcutFactory.WELLBEING
+    };
+
+    /**
+     * Overlay on each task handling Overview Action Buttons.
+     */
     public static class TaskOverlay {
 
+        private final Context mApplicationContext;
+        private OverviewActionsView mActionsView;
+        private final TaskThumbnailView mThumbnailView;
+
+
+        protected TaskOverlay(TaskThumbnailView taskThumbnailView) {
+            mApplicationContext = taskThumbnailView.getContext().getApplicationContext();
+            mThumbnailView = taskThumbnailView;
+        }
+
         /**
          * Called when the current task is interactive for the user
          */
-        public void initOverlay(Task task, ThumbnailData thumbnail, Matrix matrix) { }
+        public void initOverlay(Task task, ThumbnailData thumbnail, Matrix matrix) {
+            ImageActionsApi imageApi = new ImageActionsApi(
+                    mApplicationContext, mThumbnailView::getThumbnail);
 
-        @Nullable
-        public View getActionsView() {
-            return null;
+            if (mActionsView == null && ENABLE_OVERVIEW_ACTIONS.get()
+                    && SysUINavigationMode.removeShelfFromOverview(mApplicationContext)) {
+                mActionsView = BaseActivity.fromContext(mThumbnailView.getContext()).findViewById(
+                        R.id.overview_actions_view);
+            }
+            if (mActionsView != null) {
+                mActionsView.setListener(new OverviewActionsView.Listener() {
+                    @Override
+                    public void onShare() {
+                        imageApi.startShareActivity();
+                    }
+
+                    @Override
+                    public void onScreenshot() {
+                        imageApi.saveScreenshot(mThumbnailView.getThumbnail(),
+                                getTaskSnapshotBounds(), getTaskSnapshotInsets(), task.key.id);
+                    }
+                });
+            }
+
         }
 
         /**
          * Called when the overlay is no longer used.
          */
-        public void reset() { }
+        public void reset() {
+        }
 
         /**
          * Whether the overlay is modal, which means only tapping is enabled, but no swiping.
@@ -102,5 +137,28 @@
         public boolean isOverlayModal() {
             return false;
         }
+
+        /**
+         * Gets the task snapshot as it is displayed on the screen.
+         *
+         * @return the bounds of the snapshot in screen coordinates.
+         */
+        public Rect getTaskSnapshotBounds() {
+            int[] location = new int[2];
+            mThumbnailView.getLocationOnScreen(location);
+
+            return new Rect(location[0], location[1], mThumbnailView.getWidth() + location[0],
+                    mThumbnailView.getHeight() + location[1]);
+        }
+
+        /**
+         * Gets the insets that the snapshot is drawn with.
+         *
+         * @return the insets in screen coordinates.
+         */
+        public Insets getTaskSnapshotInsets() {
+            // TODO: return the real insets
+            return Insets.of(0, 0, 0, 0);
+        }
     }
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DelegateInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DelegateInputConsumer.java
index a87e7eb..71465eb 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DelegateInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DelegateInputConsumer.java
@@ -41,7 +41,7 @@
 
     protected void setActive(MotionEvent ev) {
         mState = STATE_ACTIVE;
-        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "pilferPointers");
+        TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
         mInputMonitor.pilferPointers();
 
         // Send cancel event
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
index ba1d38c..7b8d40c 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
@@ -204,7 +204,7 @@
 
     private void startRecentsTransition() {
         mThresholdCrossed = true;
-        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "pilferPointers");
+        TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
         mInputMonitorCompat.pilferPointers();
 
         Intent intent = new Intent(Intent.ACTION_MAIN)
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
index 416d7a1..a462949 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
@@ -314,7 +314,7 @@
         if (mInteractionHandler == null) {
             return;
         }
-        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "pilferPointers");
+        TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
         mInputMonitorCompat.pilferPointers();
 
         mActivityInterface.closeOverlay();
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
index f161cc0..6bfabcd 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
@@ -108,7 +108,7 @@
                 ActiveGestureLog.INSTANCE.addLog("startQuickstep");
             }
             if (mInputMonitor != null) {
-                TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "pilferPointers");
+                TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
                 mInputMonitor.pilferPointers();
             }
         }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewWithoutFocusInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewWithoutFocusInputConsumer.java
index 823b254..ac1c3a8 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewWithoutFocusInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewWithoutFocusInputConsumer.java
@@ -65,7 +65,7 @@
 
     private void onInterceptTouch() {
         if (mInputMonitor != null) {
-            TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "pilferPointers");
+            TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
             mInputMonitor.pilferPointers();
         }
     }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java
new file mode 100644
index 0000000..6a37e2b
--- /dev/null
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep.views;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.FrameLayout;
+
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.R;
+
+/**
+ * View for showing action buttons in Overview
+ */
+public class OverviewActionsView extends FrameLayout {
+
+    private final View mScreenshotButton;
+    private final View mShareButton;
+
+    /**
+     * Listener for taps on the various actions.
+     */
+    public interface Listener {
+        /** User has initiated the share actions. */
+        void onShare();
+
+        /** User has initiated the screenshot action. */
+        void onScreenshot();
+    }
+
+    public OverviewActionsView(Context context) {
+        this(context, null);
+    }
+
+    public OverviewActionsView(Context context, @Nullable AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public OverviewActionsView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public OverviewActionsView(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        LayoutInflater.from(context).inflate(R.layout.overview_actions, this, true);
+        mShareButton = findViewById(R.id.action_share);
+        mScreenshotButton = findViewById(R.id.action_screenshot);
+    }
+
+    /**
+     * Set listener for callbacks on action button taps.
+     *
+     * @param listener for callbacks, or {@code null} to clear the listener.
+     */
+    public void setListener(@Nullable OverviewActionsView.Listener listener) {
+        mShareButton.setOnClickListener(
+                listener == null ? null : view -> listener.onShare());
+        mScreenshotButton.setOnClickListener(
+                listener == null ? null : view -> listener.onScreenshot());
+    }
+}
diff --git a/quickstep/res/drawable/ic_screenshot.xml b/quickstep/res/drawable/ic_screenshot.xml
new file mode 100644
index 0000000..d97eae1
--- /dev/null
+++ b/quickstep/res/drawable/ic_screenshot.xml
@@ -0,0 +1,23 @@
+<!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M17,1.01L7,1c-1.1,0 -2,0.9 -2,2v18c0,1.1 0.9,2 2,2h10c1.1,0 2,-0.9 2,-2L19,3c0,-1.1 -0.9,-1.99 -2,-1.99zM17,21L7,21v-1h10v1zM17,18L7,18L7,6h10v12zM17,4L7,4L7,3h10v1zM9.5,8.5L12,8.5L12,7L8,7v4h1.5zM12,17h4v-4h-1.5v2.5L12,15.5z"/>
+</vector>
diff --git a/quickstep/res/drawable/ic_share.xml b/quickstep/res/drawable/ic_share.xml
new file mode 100644
index 0000000..ff4baec
--- /dev/null
+++ b/quickstep/res/drawable/ic_share.xml
@@ -0,0 +1,23 @@
+<!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M18,16c-0.79,0 -1.5,0.31 -2.03,0.81L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.53,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.48 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.05,4.12c-0.05,0.22 -0.09,0.45 -0.09,0.69 0,1.66 1.34,3 3,3s3,-1.34 3,-3 -1.34,-3 -3,-3zM18,4c0.55,0 1,0.45 1,1s-0.45,1 -1,1 -1,-0.45 -1,-1 0.45,-1 1,-1zM6,13c-0.55,0 -1,-0.45 -1,-1s0.45,-1 1,-1 1,0.45 1,1 -0.45,1 -1,1zM18,20c-0.55,0 -1,-0.45 -1,-1s0.45,-1 1,-1 1,0.45 1,1 -0.45,1 -1,1z"/>
+</vector>
diff --git a/quickstep/res/layout/overview_actions.xml b/quickstep/res/layout/overview_actions.xml
new file mode 100644
index 0000000..ad5efb6
--- /dev/null
+++ b/quickstep/res/layout/overview_actions.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<merge xmlns:android="http://schemas.android.com/apk/res/android">
+    <LinearLayout
+        android:id="@+id/action_buttons"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:orientation="horizontal">
+        <Space
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1" >
+        </Space>
+        <Button
+            android:id="@+id/action_screenshot"
+            style="@style/OverviewActionButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:drawableTop="@drawable/ic_screenshot"
+            android:text="@string/action_screenshot" />
+        <Space
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1" >
+        </Space>
+
+        <Button
+            android:id="@+id/action_share"
+            style="@style/OverviewActionButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:drawableTop="@drawable/ic_share"
+            android:text="@string/action_share" />
+        <Space
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1" >
+        </Space>
+    </LinearLayout>
+
+</merge>
diff --git a/quickstep/res/layout/overview_actions_container.xml b/quickstep/res/layout/overview_actions_container.xml
new file mode 100644
index 0000000..328c20b
--- /dev/null
+++ b/quickstep/res/layout/overview_actions_container.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<com.android.quickstep.views.OverviewActionsView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:visibility="gone">
+
+</com.android.quickstep.views.OverviewActionsView>
\ No newline at end of file
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 988c78d..8d42c4a 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -23,7 +23,7 @@
     <dimen name="task_corner_radius_small">2dp</dimen>
 
     <!-- Overrideable in overlay that provides the Overview Actions. -->
-    <dimen name="overview_actions_height">0dp</dimen>
+    <dimen name="overview_actions_height">110dp</dimen>
 
     <dimen name="recents_page_spacing">10dp</dimen>
     <dimen name="recents_clear_all_deadzone_vertical_margin">70dp</dimen>
diff --git a/quickstep/res/values/strings.xml b/quickstep/res/values/strings.xml
index ab34f47..40d7c7a 100644
--- a/quickstep/res/values/strings.xml
+++ b/quickstep/res/values/strings.xml
@@ -113,4 +113,10 @@
     <string name="back_gesture_tutorial_action_button_label" translatable="false">Done</string>
     <!-- Button text shown on a text button on the confirm screen. [CHAR LIMIT=14] -->
     <string name="back_gesture_tutorial_action_text_button_label" translatable="false">Settings</string>
+
+    <!-- ******* Overview ******* -->
+    <!-- Label for a button that causes the current overview app to be shared. [CHAR_LIMIT=40] -->
+    <string translatable="false" name="action_share">Share</string>
+    <!-- Label for a button that causes a screen shot of the current app to be taken. [CHAR_LIMIT=40] -->
+    <string translatable="false" name="action_screenshot">Screenshot</string>
 </resources>
\ No newline at end of file
diff --git a/quickstep/res/values/styles.xml b/quickstep/res/values/styles.xml
index c8d7777..bf107fb 100644
--- a/quickstep/res/values/styles.xml
+++ b/quickstep/res/values/styles.xml
@@ -60,4 +60,13 @@
         parent="TextAppearance.BackGestureTutorial.ButtonLabel">
         <item name="android:textColor">@color/back_gesture_tutorial_primary_color</item>
     </style>
+
+    <style name="OverviewActionButton"
+        parent="@android:style/Widget.DeviceDefault.Button.Borderless">
+        <item name="android:textColor">?attr/workspaceTextColor</item>
+        <item name="android:drawableTint">?attr/workspaceTextColor</item>
+        <item name="android:tint">?attr/workspaceTextColor</item>
+        <item name="android:drawablePadding">4dp</item>
+        <item name="android:textAllCaps">false</item>
+    </style>
 </resources>
\ No newline at end of file
diff --git a/quickstep/res/xml/overview_file_provider_paths.xml b/quickstep/res/xml/overview_file_provider_paths.xml
new file mode 100644
index 0000000..14d7459
--- /dev/null
+++ b/quickstep/res/xml/overview_file_provider_paths.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <cache-path name="shared_images" path="/" />
+    <files-path name="log_files" path="/" />
+</paths>
\ No newline at end of file
diff --git a/quickstep/src/com/android/launcher3/uioverrides/DeviceFlag.java b/quickstep/src/com/android/launcher3/uioverrides/DeviceFlag.java
index 5836ebd..010694b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/DeviceFlag.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/DeviceFlag.java
@@ -54,6 +54,9 @@
 
     @Override
     public void addChangeListener(Context context, Runnable r) {
+        if (mListeners == null) {
+            initialize(context);
+        }
         mListeners.add(r);
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/ImageActionUtils.java b/quickstep/src/com/android/quickstep/util/ImageActionUtils.java
new file mode 100644
index 0000000..7760255
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/ImageActionUtils.java
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep.util;
+
+import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
+import static android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION;
+
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
+
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Insets;
+import android.graphics.Picture;
+import android.graphics.Rect;
+import android.net.Uri;
+import android.util.Log;
+
+import androidx.annotation.UiThread;
+import androidx.annotation.WorkerThread;
+import androidx.core.content.FileProvider;
+
+import com.android.launcher3.BuildConfig;
+import com.android.quickstep.SystemUiProxy;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.function.BiFunction;
+import java.util.function.Supplier;
+
+/**
+ * Utility class containing methods to help manage image actions such as sharing, cropping, and
+ * saving image.
+ */
+public class ImageActionUtils {
+
+    private static final String AUTHORITY = BuildConfig.APPLICATION_ID + ".overview.fileprovider";
+
+    /**
+     * Saves screenshot to location determine by SystemUiProxy
+     */
+    public static void saveScreenshot(SystemUiProxy systemUiProxy, Bitmap screenshot,
+            Rect screenshotBounds,
+            Insets visibleInsets, int taskId) {
+        systemUiProxy.handleImageAsScreenshot(screenshot, screenshotBounds, visibleInsets, taskId);
+    }
+
+    /**
+     * Launch the activity to share image.
+     */
+    @UiThread
+    public static void startShareActivity(Context context, Supplier<Bitmap> bitmapSupplier,
+            Rect crop, Intent intent, String tag) {
+        if (bitmapSupplier.get() == null) {
+            Log.e(tag, "No snapshot available, not starting share.");
+            return;
+        }
+
+        UI_HELPER_EXECUTOR.execute(() -> persistBitmapAndStartActivity(context,
+                bitmapSupplier.get(), crop, intent, ImageActionUtils::getShareIntentForImageUri,
+                tag));
+    }
+
+    /**
+     * Starts activity based on given intent created from image uri.
+     */
+    @WorkerThread
+    public static void persistBitmapAndStartActivity(Context context, Bitmap bitmap, Rect crop,
+            Intent intent, BiFunction<Uri, Intent, Intent[]> uriToIntentMap, String tag) {
+        context.startActivities(
+                uriToIntentMap.apply(getImageUri(bitmap, crop, context, tag), intent));
+    }
+
+    /**
+     * Converts image bitmap to Uri by temporarily saving bitmap to cache, and creating Uri pointing
+     * to that location. Used to be able to share an image with another app.
+     *
+     * @param bitmap  The whole bitmap to be shared.
+     * @param crop    The section of the bitmap to be shared.
+     * @param context The application context, used to interact with file system.
+     * @param tag     Tag used to log errors.
+     * @return Uri that points to the cropped version of desired bitmap to share.
+     */
+    @WorkerThread
+    public static Uri getImageUri(Bitmap bitmap, Rect crop, Context context, String tag) {
+        Bitmap croppedBitmap = cropBitmap(bitmap, crop);
+        int cropHash = crop == null ? 0 : crop.hashCode();
+        String baseName = "image_" + bitmap.hashCode() + "_" + cropHash + ".png";
+        File file = new File(context.getCacheDir(), baseName);
+
+        try (FileOutputStream fos = new FileOutputStream(file)) {
+            croppedBitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
+        } catch (IOException e) {
+            Log.e(tag, "Error saving image", e);
+        }
+
+        return FileProvider.getUriForFile(context, AUTHORITY, file);
+    }
+
+    /**
+     * Crops the bitmap to the provided size and returns a software backed bitmap whenever possible.
+     *
+     * @param bitmap The bitmap to be cropped.
+     * @param crop   The section of the bitmap in the crop.
+     * @return The cropped bitmap.
+     */
+    @WorkerThread
+    public static Bitmap cropBitmap(Bitmap bitmap, Rect crop) {
+        Rect src = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
+        if (crop == null) {
+            crop = new Rect(src);
+        }
+        if (crop.equals(src)) {
+            return bitmap;
+        } else {
+            if (bitmap.getConfig() != Bitmap.Config.HARDWARE) {
+                return Bitmap.createBitmap(bitmap, crop.left, crop.top, crop.width(),
+                        crop.height());
+            }
+
+            // For hardware bitmaps, use the Picture API to directly create a software bitmap
+            Picture picture = new Picture();
+            Canvas canvas = picture.beginRecording(crop.width(), crop.height());
+            canvas.drawBitmap(bitmap, -crop.left, -crop.top, null);
+            picture.endRecording();
+            return Bitmap.createBitmap(picture, crop.width(), crop.height(),
+                    Bitmap.Config.ARGB_8888);
+        }
+    }
+
+    /**
+     * Gets the intent used to share image.
+     */
+    @WorkerThread
+    private static Intent[] getShareIntentForImageUri(Uri uri, Intent intent) {
+        if (intent == null) {
+            intent = new Intent();
+        }
+        intent.setAction(Intent.ACTION_SEND)
+                .setComponent(null)
+                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+                .setType("image/png")
+                .setData(uri)
+                .setFlags(FLAG_GRANT_READ_URI_PERMISSION)
+                .putExtra(Intent.EXTRA_STREAM, uri);
+        return new Intent[]{Intent.createChooser(intent, null).addFlags(FLAG_ACTIVITY_NEW_TASK)};
+    }
+}
diff --git a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
index 8e4762d..5904fcd 100644
--- a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
+++ b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
@@ -88,7 +88,6 @@
      */
     @Test
     public void testPredictionExistsInAllApps() {
-        mDevice.pressHome();
         mLauncher.pressHome().switchToAllApps();
 
         // Dispatch an update
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 573aa07..c00a679 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -958,6 +958,8 @@
                 }
             });
         }
+
+        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "Activity.onStop");
     }
 
     @Override
@@ -971,6 +973,7 @@
 
         mAppWidgetHost.setListenIfResumed(true);
         TraceHelper.INSTANCE.endSection(traceToken);
+        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "Activity.onStart");
     }
 
     private void handleDeferredResume() {
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index a699c32..8d20bd6 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -85,6 +85,7 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Locale;
+import java.util.function.Supplier;
 
 public class LauncherProvider extends ContentProvider {
     private static final String TAG = "LauncherProvider";
@@ -145,7 +146,7 @@
      */
     protected synchronized void createDbIfNotExists() {
         if (mOpenHelper == null) {
-            mOpenHelper = new DatabaseHelper(getContext());
+            mOpenHelper = DatabaseHelper.createDatabaseHelper(getContext());
 
             if (RestoreDbTask.isPending(getContext())) {
                 if (!RestoreDbTask.performRestore(getContext(), mOpenHelper,
@@ -159,17 +160,17 @@
         }
     }
 
-    private synchronized boolean updateCurrentOpenHelper() {
-        final InvariantDeviceProfile idp = InvariantDeviceProfile.INSTANCE.get(getContext());
-        if (TextUtils.equals(idp.dbFile, mOpenHelper.getDatabaseName())) {
+    private synchronized boolean prepForMigration(String dbFile, String targetTableName,
+            Supplier<DatabaseHelper> src, Supplier<DatabaseHelper> dst) {
+        if (TextUtils.equals(dbFile, mOpenHelper.getDatabaseName())) {
             return false;
         }
 
-        DatabaseHelper oldHelper = mOpenHelper;
-        mOpenHelper = new DatabaseHelper(getContext());
-        copyTable(oldHelper.getReadableDatabase(), Favorites.TABLE_NAME,
-                mOpenHelper.getWritableDatabase(), Favorites.TMP_TABLE, getContext());
-        oldHelper.close();
+        final DatabaseHelper helper = src.get();
+        mOpenHelper = dst.get();
+        copyTable(helper.getReadableDatabase(), Favorites.TABLE_NAME,
+                mOpenHelper.getWritableDatabase(), targetTableName, getContext());
+        helper.close();
         return true;
     }
 
@@ -425,7 +426,23 @@
                 if (MULTI_DB_GRID_MIRATION_ALGO.get()) {
                     Bundle result = new Bundle();
                     result.putBoolean(LauncherSettings.Settings.EXTRA_VALUE,
-                            updateCurrentOpenHelper());
+                            prepForMigration(
+                                    InvariantDeviceProfile.INSTANCE.get(getContext()).dbFile,
+                                    Favorites.TMP_TABLE,
+                                    () -> mOpenHelper,
+                                    () -> DatabaseHelper.createDatabaseHelper(getContext())));
+                    return result;
+                }
+            }
+            case LauncherSettings.Settings.METHOD_PREP_FOR_PREVIEW: {
+                if (MULTI_DB_GRID_MIRATION_ALGO.get()) {
+                    Bundle result = new Bundle();
+                    result.putBoolean(LauncherSettings.Settings.EXTRA_VALUE,
+                            prepForMigration(
+                                    arg /* dbFile */,
+                                    Favorites.PREVIEW_TABLE_NAME,
+                                    () -> DatabaseHelper.createDatabaseHelper(getContext(), arg),
+                                    () -> mOpenHelper));
                     return result;
                 }
             }
@@ -596,23 +613,31 @@
         private int mMaxScreenId = -1;
         private boolean mBackupTableExists;
 
-        DatabaseHelper(Context context) {
-            this(context, MULTI_DB_GRID_MIRATION_ALGO.get() ? InvariantDeviceProfile.INSTANCE.get(
-                    context).dbFile : LauncherFiles.LAUNCHER_DB);
+        static DatabaseHelper createDatabaseHelper(Context context) {
+            return createDatabaseHelper(context, null);
+        }
+
+        static DatabaseHelper createDatabaseHelper(Context context, String dbName) {
+            if (dbName == null) {
+                dbName = MULTI_DB_GRID_MIRATION_ALGO.get() ? InvariantDeviceProfile.INSTANCE.get(
+                        context).dbFile : LauncherFiles.LAUNCHER_DB;
+            }
+            DatabaseHelper databaseHelper = new DatabaseHelper(context, dbName);
             // 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(getReadableDatabase(), Favorites.TABLE_NAME)) {
+            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.
-                addFavoritesTable(getWritableDatabase(), true);
+                databaseHelper.addFavoritesTable(databaseHelper.getWritableDatabase(), true);
             }
             if (!MULTI_DB_GRID_MIRATION_ALGO.get()) {
-                mBackupTableExists = tableExists(getReadableDatabase(),
-                        Favorites.BACKUP_TABLE_NAME);
+                databaseHelper.mBackupTableExists = tableExists(
+                        databaseHelper.getReadableDatabase(), Favorites.BACKUP_TABLE_NAME);
             }
 
-            initIds();
+            databaseHelper.initIds();
+            return databaseHelper;
         }
 
         /**
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index f516446..5262b18 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -326,10 +326,16 @@
 
         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 Bundle call(ContentResolver cr, String method) {
-            return cr.call(CONTENT_URI, method, null, null);
+            return call(cr, method, null);
+        }
+
+        public static Bundle call(ContentResolver cr, String method, String arg) {
+            return cr.call(CONTENT_URI, method, arg, null);
         }
     }
 }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 1cc8a98..92f5112 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -163,7 +163,7 @@
             "Always use hardware optimization for folder animations.");
 
     public static final BooleanFlag ENABLE_FIXED_ROTATION_TRANSFORM = getDebugFlag(
-            FLAG_ENABLE_FIXED_ROTATION_TRANSFORM, false,
+            FLAG_ENABLE_FIXED_ROTATION_TRANSFORM, true,
             "Launch/close apps without rotation animation. Fix Launcher to portrait");
 
     public static void initialize(Context context) {
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 5bc6610..7d4eb0e 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -21,7 +21,6 @@
 
 import static com.android.launcher3.config.FeatureFlags.ENABLE_LAUNCHER_PREVIEW_IN_GRID_PICKER;
 import static com.android.launcher3.config.FeatureFlags.MULTI_DB_GRID_MIRATION_ALGO;
-import static com.android.launcher3.model.GridSizeMigrationTask.needsToMigrate;
 import static com.android.launcher3.model.ModelUtils.filterCurrentWorkspaceItems;
 import static com.android.launcher3.model.ModelUtils.sortWorkspaceItemsSpatially;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
@@ -397,7 +396,10 @@
 
         private void populate() {
             if (ENABLE_LAUNCHER_PREVIEW_IN_GRID_PICKER.get()) {
-                boolean needsToMigrate = needsToMigrate(mContext, mIdp);
+                boolean needsToMigrate =
+                        MULTI_DB_GRID_MIRATION_ALGO.get()
+                                ? GridSizeMigrationTaskV2.needsToMigrate(mContext, mIdp)
+                                : GridSizeMigrationTask.needsToMigrate(mContext, mIdp);
                 boolean success = false;
                 if (needsToMigrate) {
                     success = MULTI_DB_GRID_MIRATION_ALGO.get()
diff --git a/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java b/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
index 0bdccfa..79ae4c5 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
@@ -123,8 +123,16 @@
     }
 
     /**
-     * Run the migration algorithm if needed. For preview, we provide the intended idp because it
-     * has not been changed. If idp is null, we read it from the context, for actual grid migration.
+     * 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
+     * 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.
      */
@@ -151,7 +159,14 @@
         HashSet<String> validPackages = getValidPackages(context);
         int srcHotseatCount = prefs.getInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, idp.numHotseatIcons);
 
-        if (!LauncherSettings.Settings.call(
+        if (migrateForPreview) {
+            if (!LauncherSettings.Settings.call(
+                    context.getContentResolver(),
+                    LauncherSettings.Settings.METHOD_PREP_FOR_PREVIEW, idp.dbFile).getBoolean(
+                    LauncherSettings.Settings.EXTRA_VALUE)) {
+                return false;
+            }
+        } else if (!LauncherSettings.Settings.call(
                 context.getContentResolver(),
                 LauncherSettings.Settings.METHOD_UPDATE_CURRENT_OPEN_HELPER).getBoolean(
                 LauncherSettings.Settings.EXTRA_VALUE)) {
@@ -164,9 +179,13 @@
                 LauncherSettings.Settings.METHOD_NEW_TRANSACTION).getBinder(
                 LauncherSettings.Settings.EXTRA_VALUE)) {
 
-            DbReader srcReader = new DbReader(t.getDb(), LauncherSettings.Favorites.TMP_TABLE,
+            DbReader srcReader = new DbReader(t.getDb(),
+                    migrateForPreview ? LauncherSettings.Favorites.TABLE_NAME
+                            : LauncherSettings.Favorites.TMP_TABLE,
                     context, validPackages, srcHotseatCount);
-            DbReader destReader = new DbReader(t.getDb(), LauncherSettings.Favorites.TABLE_NAME,
+            DbReader destReader = new DbReader(t.getDb(),
+                    migrateForPreview ? LauncherSettings.Favorites.PREVIEW_TABLE_NAME
+                            : LauncherSettings.Favorites.TABLE_NAME,
                     context, validPackages, idp.numHotseatIcons);
 
             Point targetSize = new Point(idp.numColumns, idp.numRows);
@@ -174,7 +193,9 @@
                     srcReader, destReader, idp.numHotseatIcons, targetSize);
             task.migrate();
 
-            dropTable(t.getDb(), LauncherSettings.Favorites.TMP_TABLE);
+            if (!migrateForPreview) {
+                dropTable(t.getDb(), LauncherSettings.Favorites.TMP_TABLE);
+            }
 
             t.commit();
             return true;
@@ -186,11 +207,13 @@
             Log.v(TAG, "Workspace migration completed in "
                     + (System.currentTimeMillis() - migrationStartTime));
 
-            // Save current configuration, so that the migration does not run again.
-            prefs.edit()
-                    .putString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, gridSizeString)
-                    .putInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, idp.numHotseatIcons)
-                    .apply();
+            if (!migrateForPreview) {
+                // Save current configuration, so that the migration does not run again.
+                prefs.edit()
+                        .putString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, gridSizeString)
+                        .putInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, idp.numHotseatIcons)
+                        .apply();
+            }
         }
     }
 
@@ -202,7 +225,7 @@
 
         // Migrate hotseat
         HotseatPlacementSolution hotseatSolution = new HotseatPlacementSolution(mDb, mSrcReader,
-                mContext, mDestHotseatSize, mHotseatItems, mHotseatDiff);
+                mDestReader, mContext, mDestHotseatSize, mHotseatItems, mHotseatDiff);
         hotseatSolution.find();
 
         // Sort the items by the reading order.
@@ -215,7 +238,7 @@
             }
             List<DbEntry> entries = mDestReader.loadWorkspaceEntries(screenId);
             GridPlacementSolution workspaceSolution = new GridPlacementSolution(mDb, mSrcReader,
-                    mContext, entries, screenId, mTrgX, mTrgY, mWorkspaceDiff);
+                    mDestReader, mContext, entries, screenId, mTrgX, mTrgY, mWorkspaceDiff);
             workspaceSolution.find();
             if (mWorkspaceDiff.isEmpty()) {
                 break;
@@ -225,7 +248,8 @@
         int screenId = mDestReader.mLastScreenId + 1;
         while (!mWorkspaceDiff.isEmpty()) {
             GridPlacementSolution workspaceSolution = new GridPlacementSolution(mDb, mSrcReader,
-                    mContext, new ArrayList<>(), screenId, mTrgX, mTrgY, mWorkspaceDiff);
+                    mDestReader, mContext, new ArrayList<>(), screenId, mTrgX, mTrgY,
+                    mWorkspaceDiff);
             workspaceSolution.find();
             screenId++;
         }
@@ -246,7 +270,8 @@
     }
 
     private static void insertEntryInDb(SQLiteDatabase db, Context context,
-            ArrayList<DbEntry> entriesFromSrcDb, DbEntry entry) {
+            ArrayList<DbEntry> entriesFromSrcDb, DbEntry entry, String srcTableName,
+            String destTableName) {
         int id = -1;
         switch (entry.itemType) {
             case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
@@ -283,8 +308,8 @@
                 return;
         }
 
-        Cursor c = db.query(LauncherSettings.Favorites.TMP_TABLE, null,
-                LauncherSettings.Favorites._ID + " = '" + id + "'", null, null, null, null);
+        Cursor c = db.query(srcTableName, null, LauncherSettings.Favorites._ID + " = '" + id + "'",
+                null, null, null, null);
 
         while (c.moveToNext()) {
             ContentValues values = new ContentValues();
@@ -294,14 +319,14 @@
                     LauncherSettings.Settings.call(context.getContentResolver(),
                             LauncherSettings.Settings.METHOD_NEW_ITEM_ID).getInt(
                             LauncherSettings.Settings.EXTRA_VALUE));
-            db.insert(LauncherSettings.Favorites.TABLE_NAME, null, values);
+            db.insert(destTableName, null, values);
         }
         c.close();
     }
 
-    private static void removeEntryFromDb(SQLiteDatabase db, IntArray entryId) {
-        db.delete(LauncherSettings.Favorites.TABLE_NAME, Utilities.createDbSelectionQuery(
-                LauncherSettings.Favorites._ID, entryId), null);
+    private static void removeEntryFromDb(SQLiteDatabase db, String tableName, IntArray entryId) {
+        db.delete(tableName,
+                Utilities.createDbSelectionQuery(LauncherSettings.Favorites._ID, entryId), null);
     }
 
     private static HashSet<String> getValidPackages(Context context) {
@@ -325,6 +350,7 @@
 
         private final SQLiteDatabase mDb;
         private final DbReader mSrcReader;
+        private final DbReader mDestReader;
         private final Context mContext;
         private final GridOccupancy mOccupied;
         private final int mScreenId;
@@ -335,11 +361,12 @@
         private int mNextStartX;
         private int mNextStartY;
 
-        GridPlacementSolution(SQLiteDatabase db, DbReader srcReader, Context context,
-                List<DbEntry> placedWorkspaceItems, int screenId, int trgX,
+        GridPlacementSolution(SQLiteDatabase db, DbReader srcReader, DbReader destReader,
+                Context context, List<DbEntry> placedWorkspaceItems, int screenId, int trgX,
                 int trgY, List<DbEntry> itemsToPlace) {
             mDb = db;
             mSrcReader = srcReader;
+            mDestReader = destReader;
             mContext = context;
             mOccupied = new GridOccupancy(trgX, trgY);
             mScreenId = screenId;
@@ -362,7 +389,8 @@
                     continue;
                 }
                 if (findPlacement(entry)) {
-                    insertEntryInDb(mDb, mContext, mSrcReader.mWorkspaceEntries, entry);
+                    insertEntryInDb(mDb, mContext, mSrcReader.mWorkspaceEntries, entry,
+                            mSrcReader.mTableName, mDestReader.mTableName);
                     iterator.remove();
                 }
             }
@@ -397,14 +425,17 @@
 
         private final SQLiteDatabase mDb;
         private final DbReader mSrcReader;
+        private final DbReader mDestReader;
         private final Context mContext;
         private final HotseatOccupancy mOccupied;
         private final List<DbEntry> mItemsToPlace;
 
-        HotseatPlacementSolution(SQLiteDatabase db, DbReader srcReader, Context context,
-                int hotseatSize, List<DbEntry> placedHotseatItems, List<DbEntry> itemsToPlace) {
+        HotseatPlacementSolution(SQLiteDatabase db, DbReader srcReader, DbReader destReader,
+                Context context, int hotseatSize, List<DbEntry> placedHotseatItems,
+                List<DbEntry> itemsToPlace) {
             mDb = db;
             mSrcReader = srcReader;
+            mDestReader = destReader;
             mContext = context;
             mOccupied = new HotseatOccupancy(hotseatSize);
             for (DbEntry entry : placedHotseatItems) {
@@ -422,7 +453,8 @@
                     // to something other than -1.
                     entry.cellX = i;
                     entry.cellY = 0;
-                    insertEntryInDb(mDb, mContext, mSrcReader.mHotseatEntries, entry);
+                    insertEntryInDb(mDb, mContext, mSrcReader.mHotseatEntries, entry,
+                            mSrcReader.mTableName, mDestReader.mTableName);
                     mOccupied.markCells(entry, true);
                 }
             }
@@ -519,7 +551,7 @@
                 }
                 mHotseatEntries.add(entry);
             }
-            removeEntryFromDb(mDb, entriesToRemove);
+            removeEntryFromDb(mDb, mTableName, entriesToRemove);
             c.close();
             return mHotseatEntries;
         }
@@ -639,7 +671,7 @@
                 }
                 mWorkspaceEntries.add(entry);
             }
-            removeEntryFromDb(mDb, entriesToRemove);
+            removeEntryFromDb(mDb, mTableName, entriesToRemove);
             c.close();
             return mWorkspaceEntries;
         }
@@ -657,7 +689,7 @@
                     total++;
                     entry.mFolderItems.add(intent);
                 } catch (Exception e) {
-                    removeEntryFromDb(mDb, IntArray.wrap(c.getInt(0)));
+                    removeEntryFromDb(mDb, mTableName, IntArray.wrap(c.getInt(0)));
                 }
             }
             c.close();
diff --git a/src/com/android/launcher3/provider/LauncherDbUtils.java b/src/com/android/launcher3/provider/LauncherDbUtils.java
index dacea84..7e05a5a 100644
--- a/src/com/android/launcher3/provider/LauncherDbUtils.java
+++ b/src/com/android/launcher3/provider/LauncherDbUtils.java
@@ -129,6 +129,7 @@
             toDb.execSQL("ATTACH DATABASE '" + fromDb.getPath() + "' AS from_db");
             toDb.execSQL(
                     "INSERT INTO " + toTable + " SELECT * FROM from_db." + fromTable);
+            toDb.execSQL("DETACH DATABASE 'from_db'");
         } else {
             toDb.execSQL("INSERT INTO " + toTable + " SELECT * FROM " + fromTable);
         }
diff --git a/src/com/android/launcher3/states/RotationHelper.java b/src/com/android/launcher3/states/RotationHelper.java
index 8c8aa9b..fae0fe2 100644
--- a/src/com/android/launcher3/states/RotationHelper.java
+++ b/src/com/android/launcher3/states/RotationHelper.java
@@ -134,7 +134,7 @@
      */
     private void updateForcedRotation(boolean setValueFromPrefs) {
         boolean isForcedRotation = mFeatureFlagsPrefs
-                .getBoolean(FLAG_ENABLE_FIXED_ROTATION_TRANSFORM, false)
+                .getBoolean(FLAG_ENABLE_FIXED_ROTATION_TRANSFORM, true)
                 && !getAllowRotationDefaultValue();
         if (mForcedRotation == isForcedRotation) {
             return;
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index dd97b10..e70b570 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -35,6 +35,7 @@
     public static final String TAPL_EVENTS_TAG = "TaplEvents";
     public static final String SEQUENCE_MAIN = "Main";
     public static final String SEQUENCE_TIS = "TIS";
+    public static final String SEQUENCE_PILFER = "Pilfer";
 
     public static String stateOrdinalToString(int ordinal) {
         switch (ordinal) {
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index f8bbf21..de1ada4 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -314,7 +314,7 @@
                 switchToAllApps();
         allApps.freeze();
         try {
-            allApps.getAppIcon(APP_NAME).dragToWorkspace();
+            allApps.getAppIcon(APP_NAME).dragToWorkspace(false);
             mLauncher.getWorkspace().getWorkspaceAppIcon(APP_NAME).launch(getAppPackageName());
         } finally {
             allApps.unfreeze();
@@ -342,7 +342,7 @@
                     getMenuItem(0);
             final String shortcutName = menuItem.getText();
 
-            menuItem.dragToWorkspace();
+            menuItem.dragToWorkspace(false);
             mLauncher.getWorkspace().getWorkspaceAppIcon(shortcutName).launch(getAppPackageName());
         } finally {
             allApps.unfreeze();
diff --git a/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
index de9757f..d93915c 100644
--- a/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
@@ -94,7 +94,7 @@
         WidgetConfigStartupMonitor monitor = new WidgetConfigStartupMonitor();
         widgets.
                 getWidget(mWidgetInfo.getLabel(mTargetContext.getPackageManager())).
-                dragToWorkspace();
+                dragToWorkspace(true);
         // Widget id for which the config activity was opened
         mWidgetId = monitor.getWidgetId();
 
diff --git a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
index f9d1d93..788e041 100644
--- a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
@@ -57,7 +57,7 @@
                 getWorkspace().
                 openAllWidgets().
                 getWidget(widgetInfo.getLabel(mTargetContext.getPackageManager())).
-                dragToWorkspace();
+                dragToWorkspace(false);
 
         assertTrue(mActivityMonitor.itemExists(
                 (info, view) -> info instanceof LauncherAppWidgetInfo &&
@@ -83,7 +83,7 @@
         mDevice.pressHome();
         mLauncher.getWorkspace().openAllWidgets()
                 .getWidget("com.android.launcher3.testcomponent.CustomShortcutConfigActivity")
-                .dragToWorkspace();
+                .dragToWorkspace(false);
         mLauncher.getWorkspace().getWorkspaceAppIcon("Shortcut")
                 .launch(getAppPackageName());
     }
diff --git a/tests/src/com/android/launcher3/ui/widget/BindWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/BindWidgetTest.java
index 793af48..a3c70ec 100644
--- a/tests/src/com/android/launcher3/ui/widget/BindWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/BindWidgetTest.java
@@ -45,6 +45,7 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.R;
 import com.android.launcher3.pm.InstallSessionHelper;
+import com.android.launcher3.tapl.Widget;
 import com.android.launcher3.tapl.Workspace;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.ui.TestViewHelpers;
@@ -267,8 +268,10 @@
     }
 
     private void verifyWidgetPresent(LauncherAppWidgetProviderInfo info) {
+        final Widget widget = mLauncher.getWorkspace().tryGetWidget(info.label, DEFAULT_UI_TIMEOUT);
+        if (widget == null) mLauncher.dumpViewHierarchy(); // b/152645831
         assertTrue("Widget is not present",
-                mLauncher.getWorkspace().tryGetWidget(info.label, DEFAULT_UI_TIMEOUT) != null);
+                widget != null);
     }
 
     private void verifyPendingWidgetPresent() {
diff --git a/tests/tapl/com/android/launcher3/tapl/Background.java b/tests/tapl/com/android/launcher3/tapl/Background.java
index 2acab97..80b8e89 100644
--- a/tests/tapl/com/android/launcher3/tapl/Background.java
+++ b/tests/tapl/com/android/launcher3/tapl/Background.java
@@ -25,7 +25,6 @@
 import android.view.MotionEvent;
 
 import androidx.annotation.NonNull;
-import androidx.test.uiautomator.By;
 import androidx.test.uiautomator.UiObject2;
 
 import com.android.launcher3.testing.TestProtocol;
@@ -72,6 +71,7 @@
     }
 
     protected void goToOverviewUnchecked() {
+        final boolean launcherWasVisible = mLauncher.isLauncherVisible();
         switch (mLauncher.getNavigationModel()) {
             case ZERO_BUTTON: {
                 final int centerX = mLauncher.getDevice().getDisplayWidth() / 2;
@@ -137,6 +137,15 @@
                         OVERVIEW_STATE_ORDINAL);
                 break;
         }
+        expectSwitchToOverviewEvents();
+
+        if (!launcherWasVisible) {
+            mLauncher.expectEvent(
+                    TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_START_ACTIVITY);
+        }
+    }
+
+    private void expectSwitchToOverviewEvents() {
     }
 
     /**
@@ -157,6 +166,7 @@
     }
 
     protected void quickSwitchToPreviousApp(int expectedState) {
+        final boolean launcherWasVisible = mLauncher.isLauncherVisible();
         boolean transposeInLandscape = false;
         switch (mLauncher.getNavigationModel()) {
             case TWO_BUTTON:
@@ -180,15 +190,17 @@
                     endX = startX;
                     endY = 0;
                 }
-                final boolean launcherIsVisible =
-                        mLauncher.hasLauncherObject(By.textStartsWith(""));
                 final boolean isZeroButton = mLauncher.getNavigationModel()
                         == LauncherInstrumentation.NavigationModel.ZERO_BUTTON;
+                if (!launcherWasVisible) {
+                    mLauncher.expectEvent(
+                            TestProtocol.SEQUENCE_MAIN,
+                            LauncherInstrumentation.EVENT_START_ACTIVITY);
+                }
                 mLauncher.swipeToState(startX, startY, endX, endY, 20, expectedState,
-                        launcherIsVisible && isZeroButton
+                        launcherWasVisible && isZeroButton
                                 ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
-                                : LauncherInstrumentation.GestureScope.OUTSIDE
-                );
+                                : LauncherInstrumentation.GestureScope.OUTSIDE);
                 break;
             }
 
@@ -196,6 +208,11 @@
                 // Double press the recents button.
                 UiObject2 recentsButton = mLauncher.waitForSystemUiObject("recent_apps");
                 mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
+                if (!launcherWasVisible) {
+                    mLauncher.expectEvent(
+                            TestProtocol.SEQUENCE_MAIN,
+                            LauncherInstrumentation.EVENT_START_ACTIVITY);
+                }
                 mLauncher.runToState(() -> recentsButton.click(), OVERVIEW_STATE_ORDINAL);
                 mLauncher.getOverview();
                 mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
@@ -203,6 +220,8 @@
                 break;
         }
         mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, TASK_START_EVENT);
+        mLauncher.expectEvent(
+                TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_STOP_ACTIVITY);
     }
 
     protected String getSwipeHeightRequestName() {
diff --git a/tests/tapl/com/android/launcher3/tapl/Launchable.java b/tests/tapl/com/android/launcher3/tapl/Launchable.java
index b20384e..d1a1254 100644
--- a/tests/tapl/com/android/launcher3/tapl/Launchable.java
+++ b/tests/tapl/com/android/launcher3/tapl/Launchable.java
@@ -25,6 +25,8 @@
 import androidx.test.uiautomator.UiObject2;
 import androidx.test.uiautomator.Until;
 
+import com.android.launcher3.testing.TestProtocol;
+
 /**
  * Ancestor for AppIcon and AppMenuItem.
  */
@@ -62,6 +64,8 @@
                 event -> event.getEventType() == TYPE_WINDOW_STATE_CHANGED,
                 () -> "Launching an app didn't open a new window: " + mObject.getText());
         expectActivityStartEvents();
+        mLauncher.expectEvent(
+                TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_STOP_ACTIVITY);
 
         mLauncher.assertTrue(
                 "App didn't start: " + selector,
@@ -72,8 +76,9 @@
 
     /**
      * Drags an object to the center of homescreen.
+     * @param startsActivity whether it's expected to start an activity.
      */
-    public void dragToWorkspace() {
+    public void dragToWorkspace(boolean startsActivity) {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
             final Point launchableCenter = getObject().getVisibleCenter();
             final Point displaySize = mLauncher.getRealDisplaySize();
@@ -86,7 +91,8 @@
                                     ? launchableCenter.x - width / 2
                                     : launchableCenter.x + width / 2,
                             displaySize.y / 2),
-                    getLongPressIndicator());
+                    getLongPressIndicator(),
+                    startsActivity);
         }
     }
 
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index d894843..d171a69 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -97,6 +97,8 @@
     private static final Pattern EVENT_TOUCH_UP = getTouchEventPattern("ACTION_UP");
     private static final Pattern EVENT_TOUCH_CANCEL = getTouchEventPattern("ACTION_CANCEL");
     private static final Pattern EVENT_PILFER_POINTERS = Pattern.compile("pilferPointers");
+    static final Pattern EVENT_START_ACTIVITY = Pattern.compile("Activity\\.onStart");
+    static final Pattern EVENT_STOP_ACTIVITY = Pattern.compile("Activity\\.onStop");
 
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP_TIS = getTouchEventPatternTIS("ACTION_UP");
@@ -316,7 +318,7 @@
         };
     }
 
-    private void dumpViewHierarchy() {
+    public void dumpViewHierarchy() {
         final ByteArrayOutputStream stream = new ByteArrayOutputStream();
         try {
             mDevice.dumpWindowHierarchy(stream);
@@ -637,6 +639,7 @@
             // otherwise waitForIdle may return immediately in case when there was a big enough
             // pause in accessibility events prior to pressing Home.
             final String action;
+            final boolean launcherWasVisible = isLauncherVisible();
             if (getNavigationModel() == NavigationModel.ZERO_BUTTON) {
                 checkForAnomaly();
 
@@ -665,12 +668,18 @@
                                 displaySize.x / 2, displaySize.y - 1,
                                 displaySize.x / 2, 0,
                                 ZERO_BUTTON_STEPS_FROM_BACKGROUND_TO_HOME, NORMAL_STATE_ORDINAL,
-                                hasLauncherObject(By.textStartsWith(""))
+                                launcherWasVisible
                                         ? GestureScope.INSIDE_TO_OUTSIDE
                                         : GestureScope.OUTSIDE);
                     }
+                    if (!launcherWasVisible) {
+                        expectEvent(TestProtocol.SEQUENCE_MAIN, EVENT_START_ACTIVITY);
+                    }
                 }
             } else {
+                if (!launcherWasVisible) {
+                    expectEvent(TestProtocol.SEQUENCE_MAIN, EVENT_START_ACTIVITY);
+                }
                 log("Hierarchy before clicking home:");
                 dumpViewHierarchy();
                 log(action = "clicking home button from " + getVisibleStateMessage());
@@ -681,6 +690,7 @@
                         expectEvent(TestProtocol.SEQUENCE_TIS, EVENT_TOUCH_DOWN_TIS);
                         expectEvent(TestProtocol.SEQUENCE_TIS, EVENT_TOUCH_UP_TIS);
                     }
+
                     runToState(
                             waitForSystemUiObject("home")::click,
                             NORMAL_STATE_ORDINAL,
@@ -697,6 +707,11 @@
         }
     }
 
+    boolean isLauncherVisible() {
+        mDevice.waitForIdle();
+        return hasLauncherObject(By.textStartsWith(""));
+    }
+
     /**
      * Gets the Workspace object if the current state is "active home", i.e. workspace. Fails if the
      * launcher is not in that state.
@@ -1116,7 +1131,7 @@
                 break;
             case MotionEvent.ACTION_UP:
                 if (notLauncher3 && gestureScope != GestureScope.INSIDE) {
-                    expectEvent(TestProtocol.SEQUENCE_MAIN, EVENT_PILFER_POINTERS);
+                    expectEvent(TestProtocol.SEQUENCE_PILFER, EVENT_PILFER_POINTERS);
                 }
                 if (gestureScope != GestureScope.OUTSIDE) {
                     expectEvent(TestProtocol.SEQUENCE_MAIN, gestureScope == GestureScope.INSIDE
diff --git a/tests/tapl/com/android/launcher3/tapl/OptionsPopupMenuItem.java b/tests/tapl/com/android/launcher3/tapl/OptionsPopupMenuItem.java
index c2f701b..b8e6c0e 100644
--- a/tests/tapl/com/android/launcher3/tapl/OptionsPopupMenuItem.java
+++ b/tests/tapl/com/android/launcher3/tapl/OptionsPopupMenuItem.java
@@ -15,11 +15,15 @@
  */
 package com.android.launcher3.tapl;
 
+import android.os.Build;
+
 import androidx.annotation.NonNull;
 import androidx.test.uiautomator.By;
 import androidx.test.uiautomator.UiObject2;
 import androidx.test.uiautomator.Until;
 
+import com.android.launcher3.testing.TestProtocol;
+
 public class OptionsPopupMenuItem {
 
     private final LauncherInstrumentation mLauncher;
@@ -39,6 +43,12 @@
             LauncherInstrumentation.log("OptionsPopupMenuItem before click "
                     + mObject.getVisibleCenter() + " in " + mObject.getVisibleBounds());
             mLauncher.clickLauncherObject(mObject);
+            if (!Build.MODEL.contains("Cuttlefish") ||
+                    Build.VERSION.SDK_INT <= Build.VERSION_CODES.Q &&
+                            !"R".equals(Build.VERSION.CODENAME)) {
+                mLauncher.expectEvent(
+                        TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_STOP_ACTIVITY);
+            }
             mLauncher.assertTrue(
                     "App didn't start: " + By.pkg(expectedPackageName),
                     mLauncher.getDevice().wait(Until.hasObject(By.pkg(expectedPackageName)),
diff --git a/tests/tapl/com/android/launcher3/tapl/OverviewTask.java b/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
index f955cf2..5c51782 100644
--- a/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
+++ b/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
@@ -79,6 +79,8 @@
                         () -> "Launching task didn't open a new window: "
                                 + mTask.getParent().getContentDescription());
                 mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, TASK_START_EVENT);
+                mLauncher.expectEvent(
+                        TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_STOP_ACTIVITY);
             }
             return new Background(mLauncher);
         }
diff --git a/tests/tapl/com/android/launcher3/tapl/Widgets.java b/tests/tapl/com/android/launcher3/tapl/Widgets.java
index 084138c..a14d2f0 100644
--- a/tests/tapl/com/android/launcher3/tapl/Widgets.java
+++ b/tests/tapl/com/android/launcher3/tapl/Widgets.java
@@ -88,47 +88,50 @@
     }
 
     public Widget getWidget(String labelText) {
-        final UiObject2 widgetsContainer = verifyActiveContainer();
-        final Point displaySize = mLauncher.getRealDisplaySize();
-        final BySelector labelSelector = By.clazz("android.widget.TextView").text(labelText);
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "getting widget " + labelText + " in widgets list")) {
+            final UiObject2 widgetsContainer = verifyActiveContainer();
+            final Point displaySize = mLauncher.getRealDisplaySize();
+            final BySelector labelSelector = By.clazz("android.widget.TextView").text(labelText);
 
-        int i = 0;
-        for (; ; ) {
-            final Collection<UiObject2> cells = mLauncher.getObjectsInContainer(
-                    widgetsContainer, "widgets_scroll_container");
-            mLauncher.assertTrue("Widgets doesn't have 2 rows", cells.size() >= 2);
-            for (UiObject2 cell : cells) {
-                final UiObject2 label = cell.findObject(labelSelector);
-                if (label == null) continue;
+            int i = 0;
+            for (; ; ) {
+                final Collection<UiObject2> cells = mLauncher.getObjectsInContainer(
+                        widgetsContainer, "widgets_scroll_container");
+                mLauncher.assertTrue("Widgets doesn't have 2 rows", cells.size() >= 2);
+                for (UiObject2 cell : cells) {
+                    final UiObject2 label = cell.findObject(labelSelector);
+                    if (label == null) continue;
 
-                final UiObject2 widget = label.getParent().getParent();
-                mLauncher.assertEquals(
-                        "View is not WidgetCell",
-                        "com.android.launcher3.widget.WidgetCell",
-                        widget.getClassName());
+                    final UiObject2 widget = label.getParent().getParent();
+                    mLauncher.assertEquals(
+                            "View is not WidgetCell",
+                            "com.android.launcher3.widget.WidgetCell",
+                            widget.getClassName());
 
-                int maxWidth = 0;
-                for (UiObject2 sibling : widget.getParent().getChildren()) {
-                    maxWidth = Math.max(sibling.getVisibleBounds().width(), maxWidth);
+                    int maxWidth = 0;
+                    for (UiObject2 sibling : widget.getParent().getChildren()) {
+                        maxWidth = Math.max(sibling.getVisibleBounds().width(), maxWidth);
+                    }
+
+                    int visibleDelta = maxWidth - widget.getVisibleBounds().width();
+                    if (visibleDelta > 0) {
+                        Rect parentBounds = cell.getVisibleBounds();
+                        mLauncher.linearGesture(parentBounds.centerX() + visibleDelta
+                                        + mLauncher.getTouchSlop(),
+                                parentBounds.centerY(), parentBounds.centerX(),
+                                parentBounds.centerY(), 10, true, GestureScope.INSIDE);
+                    }
+
+                    if (widget.getVisibleBounds().bottom
+                            <= displaySize.y - mLauncher.getBottomGestureSize()) {
+                        return new Widget(mLauncher, widget);
+                    }
                 }
 
-                int visibleDelta = maxWidth - widget.getVisibleBounds().width();
-                if (visibleDelta > 0) {
-                    Rect parentBounds = cell.getVisibleBounds();
-                    mLauncher.linearGesture(parentBounds.centerX() + visibleDelta
-                                    + mLauncher.getTouchSlop(),
-                            parentBounds.centerY(), parentBounds.centerX(),
-                            parentBounds.centerY(), 10, true, GestureScope.INSIDE);
-                }
-
-                if (widget.getVisibleBounds().bottom
-                        <= displaySize.y - mLauncher.getBottomGestureSize()) {
-                    return new Widget(mLauncher, widget);
-                }
+                mLauncher.assertTrue("Too many attempts", ++i <= 40);
+                mLauncher.scrollToLastVisibleRow(widgetsContainer, cells, 0);
             }
-
-            mLauncher.assertTrue("Too many attempts", ++i <= 40);
-            mLauncher.scrollToLastVisibleRow(widgetsContainer, cells, 0);
         }
     }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 3f5dc8d..9ef6476 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -177,7 +177,8 @@
                             getHotseatAppIcon("Chrome"),
                             new Point(mLauncher.getDevice().getDisplayWidth(),
                                     workspace.getVisibleBounds().centerY()),
-                            "deep_shortcuts_container");
+                            "deep_shortcuts_container",
+                            false);
                     verifyActiveContainer();
                 }
             }
@@ -198,7 +199,7 @@
 
     static void dragIconToWorkspace(
             LauncherInstrumentation launcher, Launchable launchable, Point dest,
-            String longPressIndicator) {
+            String longPressIndicator, boolean startsActivity) {
         LauncherInstrumentation.log("dragIconToWorkspace: begin");
         final Point launchableCenter = launchable.getObject().getVisibleCenter();
         final long downTime = SystemClock.uptimeMillis();
@@ -219,6 +220,10 @@
                         downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, dest,
                         LauncherInstrumentation.GestureScope.INSIDE),
                 NORMAL_STATE_ORDINAL);
+        if (startsActivity) {
+            launcher.expectEvent(
+                    TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_STOP_ACTIVITY);
+        }
         LauncherInstrumentation.log("dragIconToWorkspace: end");
         launcher.waitUntilGone("drop_target_bar");
     }
@@ -281,16 +286,22 @@
 
     @Nullable
     public Widget tryGetWidget(String label, long timeout) {
-        final UiObject2 widget = mLauncher.tryWaitForLauncherObject(
-                By.clazz("com.android.launcher3.widget.LauncherAppWidgetHostView").desc(label),
-                timeout);
-        return widget != null ? new Widget(mLauncher, widget) : null;
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "getting widget " + label + " on workspace with timeout " + timeout)) {
+            final UiObject2 widget = mLauncher.tryWaitForLauncherObject(
+                    By.clazz("com.android.launcher3.widget.LauncherAppWidgetHostView").desc(label),
+                    timeout);
+            return widget != null ? new Widget(mLauncher, widget) : null;
+        }
     }
 
     @Nullable
     public Widget tryGetPendingWidget(long timeout) {
-        final UiObject2 widget = mLauncher.tryWaitForLauncherObject(
-                By.clazz("com.android.launcher3.widget.PendingAppWidgetHostView"), timeout);
-        return widget != null ? new Widget(mLauncher, widget) : null;
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "getting pending widget on workspace with timeout " + timeout)) {
+            final UiObject2 widget = mLauncher.tryWaitForLauncherObject(
+                    By.clazz("com.android.launcher3.widget.PendingAppWidgetHostView"), timeout);
+            return widget != null ? new Widget(mLauncher, widget) : null;
+        }
     }
 }
\ No newline at end of file