diff --git a/go/quickstep/res/layout/overview_actions_container.xml b/go/quickstep/res/layout/overview_actions_container.xml
index b36214b..e7da196 100644
--- a/go/quickstep/res/layout/overview_actions_container.xml
+++ b/go/quickstep/res/layout/overview_actions_container.xml
@@ -29,10 +29,6 @@
         android:orientation="horizontal">
 
         <Space
-            android:layout_width="@dimen/go_overview_button_width"
-            android:layout_height="1dp" />
-
-        <Space
             android:layout_width="0dp"
             android:layout_height="1dp"
             android:layout_weight="1" />
@@ -50,9 +46,8 @@
         </LinearLayout>
 
         <Space
-            android:layout_width="0dp"
-            android:layout_height="1dp"
-            android:layout_weight="1" />
+            android:layout_width="@dimen/go_overview_button_container_margin"
+            android:layout_height="1dp" />
 
         <LinearLayout
             style="@style/GoOverviewActionButtonContainer">
@@ -68,9 +63,8 @@
         </LinearLayout>
 
         <Space
-            android:layout_width="0dp"
-            android:layout_height="1dp"
-            android:layout_weight="1" />
+            android:layout_width="@dimen/go_overview_button_container_margin"
+            android:layout_height="1dp" />
 
         <LinearLayout
             style="@style/GoOverviewActionButtonContainer">
@@ -90,10 +84,6 @@
             android:layout_height="1dp"
             android:layout_weight="1" />
 
-        <Space
-            android:layout_width="@dimen/go_overview_button_width"
-            android:layout_height="1dp" />
-
         <!-- Will be enabled in a future version. -->
         <LinearLayout
             style="@style/GoOverviewActionButtonContainer"
diff --git a/go/quickstep/res/layout/overview_panel.xml b/go/quickstep/res/layout/overview_panel.xml
new file mode 100644
index 0000000..241b63d
--- /dev/null
+++ b/go/quickstep/res/layout/overview_panel.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+     Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<merge xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <com.android.quickstep.views.LauncherRecentsView
+        android:id="@+id/overview_panel"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:accessibilityPaneTitle="@string/accessibility_recent_apps"
+        android:clipChildren="false"
+        android:clipToPadding="false"
+        android:background="?attr/overviewBackgroundColor"
+        android:visibility="invisible" />
+
+    <com.android.quickstep.views.SplitPlaceholderView
+        android:id="@+id/split_placeholder"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/split_placeholder_size"
+        android:background="@android:color/darker_gray"
+        android:visibility="gone" />
+
+    <include
+        android:id="@+id/overview_actions_view"
+        layout="@layout/overview_actions_container" />
+
+</merge>
diff --git a/go/quickstep/res/values/attrs.xml b/go/quickstep/res/values/attrs.xml
new file mode 100644
index 0000000..3adf462
--- /dev/null
+++ b/go/quickstep/res/values/attrs.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<resources>
+    <!-- Attributes used for Overview theming -->
+    <attr name="overviewBackgroundColor" format="color" />
+    <attr name="overviewButtonTextColor" format="color" />
+    <attr name="overviewButtonIconColor" format="color" />
+    <attr name="overviewButtonBackgroundColor" format="color" />
+</resources>
\ No newline at end of file
diff --git a/go/quickstep/res/values/colors.xml b/go/quickstep/res/values/colors.xml
index 9383770..f815f54 100644
--- a/go/quickstep/res/values/colors.xml
+++ b/go/quickstep/res/values/colors.xml
@@ -16,6 +16,10 @@
 -->
 <resources>
     <!-- Overview -->
-    <color name="go_overview_button_icon_color">#3C4043</color>
+    <color name="go_overview_background_color">#DADADA</color>
+    <color name="go_overview_background_color_dark">#000000</color>
+    <color name="go_overview_text_color">#3C4043</color>
+    <color name="go_overview_text_color_dark">#F8F9FA</color>
     <color name="go_overview_button_color">#70FFFFFF</color>
+    <color name="go_overview_button_color_dark">#303030</color>
 </resources>
diff --git a/go/quickstep/res/values/dimens.xml b/go/quickstep/res/values/dimens.xml
index da684fa..55cd138 100644
--- a/go/quickstep/res/values/dimens.xml
+++ b/go/quickstep/res/values/dimens.xml
@@ -22,6 +22,7 @@
     <dimen name="go_overview_button_width">60dp</dimen>
     <dimen name="go_overview_button_height">60dp</dimen>
     <dimen name="go_overview_button_container_width">80dp</dimen>
+    <dimen name="go_overview_button_container_margin">16dp</dimen>
     <dimen name="go_overview_button_caption_margin">8dp</dimen>
     <dimen name="overview_actions_height">96dp</dimen>
     <dimen name="overview_proactive_row_height">0dp</dimen>
diff --git a/go/quickstep/res/values/styles.xml b/go/quickstep/res/values/styles.xml
index 9b3fe67..59f7377 100644
--- a/go/quickstep/res/values/styles.xml
+++ b/go/quickstep/res/values/styles.xml
@@ -15,9 +15,25 @@
      limitations under the License.
 -->
 <resources>
+    <!-- App themes -->
+    <style name="AppTheme" parent="@style/LauncherTheme">
+        <item name="overviewBackgroundColor">@color/go_overview_background_color</item>
+        <item name="overviewButtonTextColor">@color/go_overview_text_color</item>
+        <item name="overviewButtonIconColor">@color/go_overview_text_color</item>
+        <item name="overviewButtonBackgroundColor">@color/go_overview_button_color</item>
+    </style>
+
+    <style name="AppTheme.Dark" parent="@style/LauncherTheme.Dark">
+        <item name="overviewBackgroundColor">@color/go_overview_background_color_dark</item>
+        <item name="overviewButtonTextColor">@color/go_overview_text_color_dark</item>
+        <item name="overviewButtonIconColor">@color/go_overview_text_color_dark</item>
+        <item name="overviewButtonBackgroundColor">@color/go_overview_button_color_dark</item>
+    </style>
+
+    <!-- Overview -->
     <style name="GoOverviewActionButton">
-        <item name="android:tint">@color/go_overview_button_icon_color</item>
-        <item name="android:backgroundTint">@color/go_overview_button_color</item>
+        <item name="android:tint">?attr/overviewButtonIconColor</item>
+        <item name="android:backgroundTint">?attr/overviewButtonBackgroundColor</item>
         <item name="android:background">@drawable/round_rect_button</item>
         <item name="android:layout_width">@dimen/go_overview_button_width</item>
         <item name="android:layout_height">@dimen/go_overview_button_height</item>
@@ -27,7 +43,7 @@
     <style name="GoOverviewActionButtonCaption">
         <item name="android:fontFamily">sans-serif-medium</item>
         <item name="android:textSize">14dp</item>
-        <item name="android:textColor">@color/go_overview_button_icon_color</item>
+        <item name="android:textColor">?attr/overviewButtonTextColor</item>
         <item name="android:lineHeight">20dp</item>
         <item name="android:textAlignment">center</item>
         <item name="android:importantForAccessibility">no</item>
diff --git a/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java b/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
index 754782b..65cdcf0 100644
--- a/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
+++ b/go/quickstep/src/com/android/quickstep/TaskOverlayFactoryGo.java
@@ -53,14 +53,17 @@
     public static final int ERROR_PERMISSIONS = 1;
     private static final String TAG = "TaskOverlayFactoryGo";
 
-    // Empty constructor required for ResourceBasedOverride
-    public TaskOverlayFactoryGo(Context context) {}
+    private AssistContentRequester mContentRequester;
+
+    public TaskOverlayFactoryGo(Context context) {
+        mContentRequester = new AssistContentRequester(context);
+    }
 
     /**
      * Create a new overlay instance for the given View
      */
     public TaskOverlayGo createOverlay(TaskThumbnailView thumbnailView) {
-        return new TaskOverlayGo(thumbnailView);
+        return new TaskOverlayGo(thumbnailView, mContentRequester);
     }
 
     /**
@@ -72,9 +75,12 @@
         private String mTaskPackageName;
         private String mWebUrl;
         private boolean mAssistPermissionsEnabled;
+        private AssistContentRequester mFactoryContentRequester;
 
-        private TaskOverlayGo(TaskThumbnailView taskThumbnailView) {
+        private TaskOverlayGo(TaskThumbnailView taskThumbnailView,
+                AssistContentRequester assistContentRequester) {
             super(taskThumbnailView);
+            mFactoryContentRequester = assistContentRequester;
         }
 
         /**
@@ -105,9 +111,7 @@
             }
 
             int taskId = task.key.id;
-            AssistContentRequester contentRequester =
-                    new AssistContentRequester(mApplicationContext);
-            contentRequester.requestAssistContent(taskId, this::onAssistContentReceived);
+            mFactoryContentRequester.requestAssistContent(taskId, this::onAssistContentReceived);
         }
 
         /** Provide Assist Content to the overlay. */
diff --git a/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_0.xml b/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_0.xml
new file mode 100644
index 0000000..ff5cb9e
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_0.xml
@@ -0,0 +1,187 @@
+<?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.
+-->
+<animated-vector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:aapt="http://schemas.android.com/aapt">
+    <aapt:attr name="android:drawable">
+        <vector android:name="root"
+                android:width="28dp"
+                android:height="28dp"
+                android:viewportWidth="28.0"
+                android:viewportHeight="28.0">
+            <!-- Use scaleX to flip icon so arrows always point in the direction of motion -->
+            <group android:name="icon" android:pivotX="14" android:pivotY="14"
+                   android:scaleX="1">
+                <!-- Tint color to be set directly -->
+                <path android:fillColor="#FFFFFFFF"
+                      android:pathData="M12.02,10.83L9.25,8.06l2.77,-2.77l1.12,1.12l-0.85,0.86h5.16c0.72,0 1.31,0.56 1.31,1.26v9.16l-1.58,-1.58V8.85h-4.89l0.86,0.86L12.02,10.83zM15.98,17.17l-1.12,1.12l0.85,0.86h-4.88v-7.26L9.25,10.3v9.17c0,0.7 0.59,1.26 1.31,1.26h5.16v0.01l-0.85,0.85l1.12,1.12l2.77,-2.77L15.98,17.17z"/>
+            </group>
+        </vector>
+    </aapt:attr>
+
+    <!-- Repeat all animations 5 times but don't fade out at the end -->
+    <target android:name="root">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="icon">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="100"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="-90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="-90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="-90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="-90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="-90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+</animated-vector>
\ No newline at end of file
diff --git a/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_90.xml b/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_90.xml
new file mode 100644
index 0000000..90fedb1
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_rotate_button_ccw_start_90.xml
@@ -0,0 +1,187 @@
+<?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.
+-->
+<animated-vector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:aapt="http://schemas.android.com/aapt">
+    <aapt:attr name="android:drawable">
+        <vector android:name="root"
+                android:width="28dp"
+                android:height="28dp"
+                android:viewportWidth="28.0"
+                android:viewportHeight="28.0">
+            <!-- Use scaleX to flip icon so arrows always point in the direction of motion -->
+            <group android:name="icon" android:pivotX="14" android:pivotY="14"
+                   android:scaleX="1">
+                <!-- Tint color to be set directly -->
+                <path android:fillColor="#FFFFFFFF"
+                      android:pathData="M12.02,10.83L9.25,8.06l2.77,-2.77l1.12,1.12l-0.85,0.86h5.16c0.72,0 1.31,0.56 1.31,1.26v9.16l-1.58,-1.58V8.85h-4.89l0.86,0.86L12.02,10.83zM15.98,17.17l-1.12,1.12l0.85,0.86h-4.88v-7.26L9.25,10.3v9.17c0,0.7 0.59,1.26 1.31,1.26h5.16v0.01l-0.85,0.85l1.12,1.12l2.77,-2.77L15.98,17.17z"/>
+            </group>
+        </vector>
+    </aapt:attr>
+
+    <!-- Repeat all animations 5 times but don't fade out at the end -->
+    <target android:name="root">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="icon">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="100"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="0">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="0">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="0">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="0">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="0">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+</animated-vector>
\ No newline at end of file
diff --git a/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_0.xml b/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_0.xml
new file mode 100644
index 0000000..a89e7a3
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_0.xml
@@ -0,0 +1,187 @@
+<?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.
+-->
+<animated-vector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:aapt="http://schemas.android.com/aapt">
+    <aapt:attr name="android:drawable">
+        <vector android:name="root"
+                android:width="28dp"
+                android:height="28dp"
+                android:viewportWidth="28.0"
+                android:viewportHeight="28.0">
+            <!-- Use scaleX to flip icon so arrows always point in the direction of motion -->
+            <group android:name="icon" android:pivotX="14" android:pivotY="14"
+                   android:scaleX="-1">
+                <!-- Tint color to be set directly -->
+                <path android:fillColor="#FFFFFFFF"
+                      android:pathData="M12.02,10.83L9.25,8.06l2.77,-2.77l1.12,1.12l-0.85,0.86h5.16c0.72,0 1.31,0.56 1.31,1.26v9.16l-1.58,-1.58V8.85h-4.89l0.86,0.86L12.02,10.83zM15.98,17.17l-1.12,1.12l0.85,0.86h-4.88v-7.26L9.25,10.3v9.17c0,0.7 0.59,1.26 1.31,1.26h5.16v0.01l-0.85,0.85l1.12,1.12l2.77,-2.77L15.98,17.17z"/>
+            </group>
+        </vector>
+    </aapt:attr>
+
+    <!-- Repeat all animations 5 times but don't fade out at the end -->
+    <target android:name="root">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="icon">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="100"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="0"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="0"
+                                android:valueTo="90">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+</animated-vector>
\ No newline at end of file
diff --git a/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_90.xml b/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_90.xml
new file mode 100644
index 0000000..0dc67b0
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_rotate_button_cw_start_90.xml
@@ -0,0 +1,187 @@
+<?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.
+-->
+<animated-vector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:aapt="http://schemas.android.com/aapt">
+    <aapt:attr name="android:drawable">
+        <vector android:name="root"
+                android:width="28dp"
+                android:height="28dp"
+                android:viewportWidth="28.0"
+                android:viewportHeight="28.0">
+            <!-- Use scaleX to flip icon so arrows always point in the direction of motion -->
+            <group android:name="icon" android:pivotX="14" android:pivotY="14"
+                   android:scaleX="-1">
+                <!-- Tint color to be set directly -->
+                <path android:fillColor="#FFFFFFFF"
+                      android:pathData="M12.02,10.83L9.25,8.06l2.77,-2.77l1.12,1.12l-0.85,0.86h5.16c0.72,0 1.31,0.56 1.31,1.26v9.16l-1.58,-1.58V8.85h-4.89l0.86,0.86L12.02,10.83zM15.98,17.17l-1.12,1.12l0.85,0.86h-4.88v-7.26L9.25,10.3v9.17c0,0.7 0.59,1.26 1.31,1.26h5.16v0.01l-0.85,0.85l1.12,1.12l2.77,-2.77L15.98,17.17z"/>
+            </group>
+        </vector>
+    </aapt:attr>
+
+    <!-- Repeat all animations 5 times but don't fade out at the end -->
+    <target android:name="root">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+                <!-- Linear fade out -->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="1700"
+                                android:valueFrom="1"
+                                android:valueTo="0"
+                                android:interpolator="@android:anim/linear_interpolator"/>
+                <!-- Linear fade in-->
+                <objectAnimator android:propertyName="alpha"
+                                android:duration="100"
+                                android:startOffset="100"
+                                android:valueFrom="0"
+                                android:valueTo="1"
+                                android:interpolator="@android:anim/linear_interpolator" />
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="icon">
+        <aapt:attr name="android:animation">
+            <set android:ordering="sequentially">
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="100"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="180">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="180">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="180">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="180">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+
+                <!-- Reset rotation position for fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:startOffset="1300"
+                                android:duration="100"
+                                android:valueFrom="90"
+                                android:valueTo="90"/>
+
+                <!-- Icon rotation with start timing offset after fade in -->
+                <objectAnimator android:propertyName="rotation"
+                                android:duration="600"
+                                android:valueFrom="90"
+                                android:valueTo="180">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.408,1.181 0.674,1.08 1.0,1.0"/>
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+</animated-vector>
\ No newline at end of file
diff --git a/quickstep/res/layout/task_menu.xml b/quickstep/res/layout/task_menu.xml
index 96a94ba..763e45e 100644
--- a/quickstep/res/layout/task_menu.xml
+++ b/quickstep/res/layout/task_menu.xml
@@ -25,15 +25,15 @@
 
     <TextView
         android:id="@+id/task_name"
-        android:background="?android:attr/textColorPrimary"
-        android:textColor="?android:attr/textColorPrimaryInverse"
+        android:background="?android:attr/colorPrimary"
+        android:textColor="?android:attr/textColorPrimary"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="center"
         android:layout_marginBottom="2dp"
-        android:paddingTop="@dimen/task_card_menu_option_vertical_padding"
-        android:paddingBottom="@dimen/task_card_menu_option_vertical_padding"
-        android:textSize="24sp"/>
+        android:paddingTop="@dimen/task_menu_vertical_padding"
+        android:paddingBottom="@dimen/task_menu_vertical_padding"
+        android:textSize="16sp"/>
 
     <LinearLayout
         android:id="@+id/menu_option_layout"
diff --git a/quickstep/res/layout/task_view_menu_option.xml b/quickstep/res/layout/task_view_menu_option.xml
index 59c7263..19ca3e3 100644
--- a/quickstep/res/layout/task_view_menu_option.xml
+++ b/quickstep/res/layout/task_view_menu_option.xml
@@ -21,7 +21,7 @@
     android:orientation="vertical"
     android:paddingTop="@dimen/task_card_menu_option_vertical_padding"
     android:paddingBottom="@dimen/task_card_menu_option_vertical_padding"
-    android:background="?android:attr/textColorPrimary"
+    android:background="?android:attr/colorPrimary"
     android:theme="@style/PopupItem" >
 
     <View
@@ -30,7 +30,7 @@
       android:layout_height="@dimen/system_shortcut_icon_size"
       android:layout_marginStart="@dimen/task_menu_option_start_margin"
       android:layout_gravity="center_horizontal"
-      android:backgroundTint="?android:attr/textColorPrimaryInverse"/>
+      android:backgroundTint="?android:attr/textColorPrimary"/>
 
     <TextView
         style="@style/BaseIcon"
@@ -39,7 +39,7 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="@dimen/task_menu_option_start_margin"
         android:textSize="14sp"
-        android:textColor="?android:attr/textColorPrimaryInverse"
+        android:textColor="?android:attr/textColorPrimary"
         android:focusable="false" />
 
 </LinearLayout>
diff --git a/quickstep/res/layout/taskbar.xml b/quickstep/res/layout/taskbar.xml
index e680233..d32c115 100644
--- a/quickstep/res/layout/taskbar.xml
+++ b/quickstep/res/layout/taskbar.xml
@@ -29,7 +29,7 @@
         android:layout_gravity="bottom" >
 
         <LinearLayout
-            android:id="@+id/system_button_layout"
+            android:id="@+id/nav_button_layout"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:paddingLeft="@dimen/taskbar_nav_buttons_spacing"
@@ -44,6 +44,15 @@
             android:forceHasOverlappingRendering="false"
             android:gravity="center" />
 
+        <LinearLayout
+            android:id="@+id/contextual_button_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:paddingLeft="@dimen/taskbar_nav_buttons_spacing"
+            android:paddingRight="@dimen/taskbar_nav_buttons_spacing"
+            android:forceHasOverlappingRendering="false"
+            android:gravity="center" />
+
     </com.android.launcher3.taskbar.TaskbarView>
 
     <com.android.launcher3.taskbar.ImeBarView
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index af4e19e..d9c33ae 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -45,8 +45,9 @@
 
     <!-- These speeds are in dp/s -->
     <dimen name="max_task_dismiss_drag_velocity">2.25dp</dimen>
-    <dimen name="default_task_dismiss_drag_velocity">1.75dp</dimen>
-    <dimen name="default_task_dismiss_drag_velocity_grid">0.75dp</dimen>
+    <dimen name="default_task_dismiss_drag_velocity">1.5dp</dimen>
+    <dimen name="default_task_dismiss_drag_velocity_grid">1dp</dimen>
+    <dimen name="default_task_dismiss_drag_velocity_grid_focus_task">5dp</dimen>
 
     <dimen name="recents_page_spacing">16dp</dimen>
     <dimen name="recents_clear_all_deadzone_vertical_margin">70dp</dimen>
@@ -64,7 +65,7 @@
     <dimen name="quickstep_fling_threshold_speed">0.5dp</dimen>
 
     <!-- Launcher app transition -->
-    <dimen name="content_trans_y">50dp</dimen>
+    <item name="content_scale" format="float" type="dimen">0.97</item>
     <dimen name="closing_window_trans_y">115dp</dimen>
 
     <dimen name="recents_empty_message_text_size">16sp</dimen>
@@ -74,7 +75,8 @@
 
     <!-- Total space (start + end) between the task card and the edge of the screen
          in various configurations -->
-    <dimen name="task_card_menu_option_vertical_padding">8dp</dimen>
+    <dimen name="task_card_menu_option_vertical_padding">16dp</dimen>
+    <dimen name="task_menu_vertical_padding">8dp</dimen>
     <dimen name="task_card_margin">8dp</dimen>
     <dimen name="task_card_menu_shadow_height">3dp</dimen>
     <dimen name="task_menu_option_start_margin">12dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 8813891..43d03b3 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -23,11 +23,14 @@
 import static com.android.launcher3.BaseActivity.INVISIBLE_BY_APP_TRANSITIONS;
 import static com.android.launcher3.BaseActivity.INVISIBLE_BY_PENDING_FLAGS;
 import static com.android.launcher3.BaseActivity.PENDING_INVISIBLE_BY_WALLPAPER_ANIMATION;
+import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
+import static com.android.launcher3.LauncherAnimUtils.VIEW_BACKGROUND_COLOR;
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.BACKGROUND_APP;
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.Utilities.postAsyncCallback;
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
+import static com.android.launcher3.anim.Interpolators.DEACCEL_1_5;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_1_7;
 import static com.android.launcher3.anim.Interpolators.EXAGGERATED_EASE;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
@@ -49,10 +52,12 @@
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
+import android.graphics.Color;
 import android.graphics.Matrix;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.RectF;
+import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.os.CancellationSignal;
 import android.os.Handler;
@@ -60,12 +65,15 @@
 import android.os.SystemProperties;
 import android.util.Pair;
 import android.util.Size;
+import android.view.SurfaceControl;
 import android.view.View;
+import android.view.ViewRootImpl;
 import android.view.animation.Interpolator;
 import android.view.animation.PathInterpolator;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.core.graphics.ColorUtils;
 
 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
 import com.android.launcher3.anim.AnimationSuccessListener;
@@ -74,10 +82,11 @@
 import com.android.launcher3.shortcuts.DeepShortcutView;
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.util.ActivityOptionsWrapper;
-import com.android.launcher3.util.MultiValueAlpha;
 import com.android.launcher3.util.MultiValueAlpha.AlphaProperty;
 import com.android.launcher3.util.RunnableList;
+import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.FloatingIconView;
+import com.android.launcher3.views.ScrimView;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 import com.android.quickstep.RemoteAnimationTargets;
 import com.android.quickstep.SystemUiProxy;
@@ -90,6 +99,7 @@
 import com.android.quickstep.views.RecentsView;
 import com.android.systemui.shared.system.ActivityCompat;
 import com.android.systemui.shared.system.ActivityOptionsCompat;
+import com.android.systemui.shared.system.BlurUtils;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.RemoteAnimationAdapterCompat;
@@ -159,7 +169,8 @@
     private static final int CLOSING_TRANSITION_DURATION_MS = 250;
 
     public static final int CONTENT_ALPHA_DURATION = 217;
-    protected static final int CONTENT_TRANSLATION_DURATION = 350;
+    protected static final int CONTENT_SCALE_DURATION = 350;
+    protected static final int CONTENT_SCRIM_DURATION = 350;
 
     private static final int MAX_NUM_TASKS = 5;
 
@@ -172,9 +183,8 @@
     private final AlphaProperty mDragLayerAlpha;
 
     final Handler mHandler;
-    private final boolean mIsRtl;
 
-    private final float mContentTransY;
+    private final float mContentScale;
     private final float mClosingWindowTransY;
     private final float mMaxShadowRadius;
 
@@ -211,11 +221,10 @@
         mDragLayer = mLauncher.getDragLayer();
         mDragLayerAlpha = mDragLayer.getAlphaProperty(ALPHA_INDEX_TRANSITIONS);
         mHandler = new Handler(Looper.getMainLooper());
-        mIsRtl = Utilities.isRtl(mLauncher.getResources());
         mDeviceProfile = mLauncher.getDeviceProfile();
 
         Resources res = mLauncher.getResources();
-        mContentTransY = res.getDimensionPixelSize(R.dimen.content_trans_y);
+        mContentScale = res.getFloat(R.dimen.content_scale);
         mClosingWindowTransY = res.getDimensionPixelSize(R.dimen.closing_window_trans_y);
         mMaxShadowRadius = res.getDimensionPixelSize(R.dimen.max_shadow_radius);
 
@@ -334,8 +343,7 @@
                 windowTargetBounds, areAllTargetsTranslucent(appTargets), rotationChange));
         if (launcherClosing) {
             Pair<AnimatorSet, Runnable> launcherContentAnimator =
-                    getLauncherContentAnimator(true /* isAppOpening */,
-                            new float[] {0, -mContentTransY});
+                    getLauncherContentAnimator(true /* isAppOpening */);
             anim.play(launcherContentAnimator.first);
             anim.addListener(new AnimatorListenerAdapter() {
                 @Override
@@ -435,10 +443,8 @@
      *
      * @param isAppOpening True when this is called when an app is opening.
      *                     False when this is called when an app is closing.
-     * @param trans Array that contains the start and end translation values for the content.
      */
-    private Pair<AnimatorSet, Runnable> getLauncherContentAnimator(boolean isAppOpening,
-            float[] trans) {
+    private Pair<AnimatorSet, Runnable> getLauncherContentAnimator(boolean isAppOpening) {
         AnimatorSet launcherAnimator = new AnimatorSet();
         Runnable endListener;
 
@@ -446,13 +452,17 @@
                 ? new float[] {1, 0}
                 : new float[] {0, 1};
 
+        float[] scales = isAppOpening
+                ? new float[] {1, mContentScale}
+                : new float[] {mContentScale, 1};
+
         if (mLauncher.isInState(ALL_APPS)) {
             // All Apps in portrait mode is full screen, so we only animate AllAppsContainerView.
             final View appsView = mLauncher.getAppsView();
             final float startAlpha = appsView.getAlpha();
-            final float startY = appsView.getTranslationY();
+            final float startScale = SCALE_PROPERTY.get(appsView);
             appsView.setAlpha(alphas[0]);
-            appsView.setTranslationY(trans[0]);
+            SCALE_PROPERTY.set(appsView, scales[0]);
 
             ObjectAnimator alpha = ObjectAnimator.ofFloat(appsView, View.ALPHA, alphas);
             alpha.setDuration(CONTENT_ALPHA_DURATION);
@@ -464,30 +474,22 @@
                     appsView.setLayerType(View.LAYER_TYPE_NONE, null);
                 }
             });
-            ObjectAnimator transY = ObjectAnimator.ofFloat(appsView, View.TRANSLATION_Y, trans);
-            transY.setInterpolator(AGGRESSIVE_EASE);
-            transY.setDuration(CONTENT_TRANSLATION_DURATION);
+            ObjectAnimator scale = ObjectAnimator.ofFloat(appsView, SCALE_PROPERTY, scales);
+            scale.setInterpolator(AGGRESSIVE_EASE);
+            scale.setDuration(CONTENT_SCALE_DURATION);
 
             launcherAnimator.play(alpha);
-            launcherAnimator.play(transY);
+            launcherAnimator.play(scale);
 
             endListener = () -> {
                 appsView.setAlpha(startAlpha);
-                appsView.setTranslationY(startY);
+                SCALE_PROPERTY.set(appsView, startScale);
                 appsView.setLayerType(View.LAYER_TYPE_NONE, null);
             };
         } else if (mLauncher.isInState(OVERVIEW)) {
-            endListener = composeViewContentAnimator(launcherAnimator, alphas, trans);
+            endListener = composeViewContentAnimator(launcherAnimator, alphas, scales);
         } else {
-            mDragLayerAlpha.setValue(alphas[0]);
-            ObjectAnimator alpha =
-                    ObjectAnimator.ofFloat(mDragLayerAlpha, MultiValueAlpha.VALUE, alphas);
-            alpha.setDuration(CONTENT_ALPHA_DURATION);
-            alpha.setInterpolator(LINEAR);
-            launcherAnimator.play(alpha);
-
             List<View> viewsToAnimate = new ArrayList<>();
-
             Workspace workspace = mLauncher.getWorkspace();
             workspace.forEachVisiblePage(
                     view -> viewsToAnimate.add(((CellLayout) view).getShortcutsAndWidgets()));
@@ -498,18 +500,38 @@
 
             viewsToAnimate.forEach(view -> {
                 view.setLayerType(View.LAYER_TYPE_HARDWARE, null);
-                launcherAnimator.play(ObjectAnimator.ofFloat(view, View.TRANSLATION_Y, trans));
+
+                ObjectAnimator scaleAnim = ObjectAnimator.ofFloat(view, SCALE_PROPERTY, scales)
+                        .setDuration(CONTENT_SCALE_DURATION);
+                scaleAnim.setInterpolator(DEACCEL_1_5);
+                launcherAnimator.play(scaleAnim);
             });
 
+            int scrimColor = Themes.getAttrColor(mLauncher, R.attr.overviewScrimColor);
+            int scrimColorTrans = ColorUtils.setAlphaComponent(scrimColor, 0);
+            int[] colors = isAppOpening
+                    ? new int[] {scrimColorTrans, scrimColor}
+                    : new int[] {scrimColor, scrimColorTrans};
+            ScrimView scrimView = mLauncher.getScrimView();
+            if (scrimView.getBackground() instanceof ColorDrawable) {
+                scrimView.setBackgroundColor(colors[0]);
+
+                ObjectAnimator scrim = ObjectAnimator.ofArgb(scrimView, VIEW_BACKGROUND_COLOR,
+                        colors);
+                scrim.setDuration(CONTENT_SCRIM_DURATION);
+                scrim.setInterpolator(DEACCEL_1_5);
+                launcherAnimator.play(scrim);
+            }
+
             // Pause page indicator animations as they lead to layer trashing.
             mLauncher.getWorkspace().getPageIndicator().pauseAnimations();
 
             endListener = () -> {
                 viewsToAnimate.forEach(view -> {
-                    view.setTranslationY(0);
+                    SCALE_PROPERTY.set(view, 1f);
                     view.setLayerType(View.LAYER_TYPE_NONE, null);
                 });
-                mDragLayerAlpha.setValue(1f);
+                scrimView.setBackgroundColor(Color.TRANSPARENT);
                 mLauncher.getWorkspace().getPageIndicator().skipAnimationsToEnd();
             };
         }
@@ -521,11 +543,11 @@
      *
      * @param anim the animator set to add to
      * @param alphas the alphas to animate to over time
-     * @param trans the translation Y values to animator to over time
+     * @param scales the scale values to animator to over time
      * @return listener to run when the animation ends
      */
     protected Runnable composeViewContentAnimator(@NonNull AnimatorSet anim,
-            float[] alphas, float[] trans) {
+            float[] alphas, float[] scales) {
         RecentsView overview = mLauncher.getOverviewPanel();
         ObjectAnimator alpha = ObjectAnimator.ofFloat(overview,
                 RecentsView.CONTENT_ALPHA, alphas);
@@ -534,14 +556,14 @@
         anim.play(alpha);
         overview.setFreezeViewVisibility(true);
 
-        ObjectAnimator transY = ObjectAnimator.ofFloat(overview, View.TRANSLATION_Y, trans);
-        transY.setInterpolator(AGGRESSIVE_EASE);
-        transY.setDuration(CONTENT_TRANSLATION_DURATION);
-        anim.play(transY);
+        ObjectAnimator scaleAnim = ObjectAnimator.ofFloat(overview, SCALE_PROPERTY, scales);
+        scaleAnim.setInterpolator(AGGRESSIVE_EASE);
+        scaleAnim.setDuration(CONTENT_SCALE_DURATION);
+        anim.play(scaleAnim);
 
         return () -> {
             overview.setFreezeViewVisibility(false);
-            overview.setTranslationY(0);
+            SCALE_PROPERTY.set(overview, 1f);
             mLauncher.getStateManager().reapplyState();
         };
     }
@@ -901,12 +923,39 @@
                 BACKGROUND_APP.getDepth(mLauncher))
                 .setDuration(APP_LAUNCH_DURATION);
         if (allowBlurringLauncher) {
-            depthController.setSurfaceToApp(RemoteAnimationProvider.findLowestOpaqueLayerTarget(
-                    appTargets, MODE_OPENING));
+            final SurfaceControl dimLayer;
+            if (BlurUtils.supportsBlursOnWindows()) {
+                // Create a temporary effect layer, that lives on top of launcher, so we can apply
+                // the blur to it. The EffectLayer will be fullscreen, which will help with caching
+                // optimizations on the SurfaceFlinger side:
+                // - Results would be able to be cached as a texture
+                // - There won't be texture allocation overhead, because EffectLayers don't have
+                //   buffers
+                ViewRootImpl viewRootImpl = mLauncher.getDragLayer().getViewRootImpl();
+                SurfaceControl parent = viewRootImpl != null
+                        ? viewRootImpl.getSurfaceControl()
+                        : null;
+                dimLayer = new SurfaceControl.Builder()
+                        .setName("Blur layer")
+                        .setParent(parent)
+                        .setOpaque(false)
+                        .setHidden(false)
+                        .setEffectLayer()
+                        .build();
+            } else {
+                dimLayer = null;
+            }
+
+            depthController.setSurface(dimLayer);
             backgroundRadiusAnim.addListener(new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
-                    depthController.setSurfaceToApp(null);
+                    depthController.setSurface(null);
+                    if (dimLayer != null) {
+                        new SurfaceControl.Transaction()
+                                .remove(dimLayer)
+                                .apply();
+                    }
                 }
             });
         }
@@ -1230,8 +1279,7 @@
 
                     if (mLauncher.isInState(LauncherState.ALL_APPS)) {
                         Pair<AnimatorSet, Runnable> contentAnimator =
-                                getLauncherContentAnimator(false /* isAppOpening */,
-                                        new float[] {-mContentTransY, 0});
+                                getLauncherContentAnimator(false /* isAppOpening */);
                         contentAnimator.first.setStartDelay(LAUNCHER_RESUME_START_DELAY);
                         anim.play(contentAnimator.first);
                         anim.addListener(new AnimatorListenerAdapter() {
@@ -1368,14 +1416,14 @@
                     : APP_LAUNCH_ALPHA_DOWN_DURATION;
             iconAlphaStart = hasSplashScreen && !hasDifferentAppIcon ? 0 : 1f;
 
-            // TOOD: Share value from shell when available.
-            final float windowIconSize = Utilities.pxFromSp(108, r.getDisplayMetrics());
+            final int windowIconSize = ResourceUtils.getDimenByName("starting_surface_icon_size",
+                    r, 108);
 
             cropCenterXStart = windowTargetBounds.centerX();
             cropCenterYStart = windowTargetBounds.centerY();
 
-            cropWidthStart = (int) windowIconSize;
-            cropHeightStart = (int) windowIconSize;
+            cropWidthStart = windowIconSize;
+            cropHeightStart = windowIconSize;
 
             cropWidthEnd = windowTargetBounds.width();
             cropHeightEnd = windowTargetBounds.height();
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index e608885..46ef698 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -25,7 +25,9 @@
 import android.animation.ObjectAnimator;
 import android.os.IBinder;
 import android.util.FloatProperty;
+import android.view.SurfaceControl;
 import android.view.View;
+import android.view.ViewRootImpl;
 import android.view.ViewTreeObserver;
 
 import com.android.launcher3.BaseActivity;
@@ -37,9 +39,6 @@
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.systemui.shared.system.BlurUtils;
-import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
-import com.android.systemui.shared.system.SurfaceControlCompat;
-import com.android.systemui.shared.system.TransactionCompat;
 import com.android.systemui.shared.system.WallpaperManagerCompat;
 
 /**
@@ -91,7 +90,8 @@
                 @Override
                 public void onDraw() {
                     View view = mLauncher.getDragLayer();
-                    setSurface(new SurfaceControlCompat(view));
+                    ViewRootImpl viewRootImpl = view.getViewRootImpl();
+                    setSurface(viewRootImpl != null ? viewRootImpl.getSurfaceControl() : null);
                     view.post(() -> view.getViewTreeObserver().removeOnDrawListener(this));
                 }
             };
@@ -102,7 +102,7 @@
      */
     private int mMaxBlurRadius;
     private WallpaperManagerCompat mWallpaperManager;
-    private SurfaceControlCompat mSurface;
+    private SurfaceControl mSurface;
     /**
      * Ratio from 0 to 1, where 0 is fully zoomed out, and 1 is zoomed in.
      * @see android.service.wallpaper.WallpaperService.Engine#onZoomChanged(float)
@@ -157,11 +157,7 @@
     /**
      * Sets the specified app target surface to apply the blur to.
      */
-    public void setSurfaceToApp(RemoteAnimationTargetCompat target) {
-        setSurface(target == null ? null : target.leash);
-    }
-
-    private void setSurface(SurfaceControlCompat surface) {
+    public void setSurface(SurfaceControl surface) {
         if (mSurface != surface) {
             mSurface = surface;
             if (surface != null) {
@@ -219,7 +215,7 @@
         if (supportsBlur) {
             boolean isOpaque = mLauncher.getScrimView().isFullyOpaque();
             int blur = isOpaque ? 0 : (int) (mDepth * mMaxBlurRadius);
-            new TransactionCompat()
+            new SurfaceControl.Transaction()
                     .setBackgroundBlurRadius(mSurface, blur)
                     .setOpaque(mSurface, isOpaque)
                     .apply();
diff --git a/quickstep/src/com/android/launcher3/taskbar/ButtonProvider.java b/quickstep/src/com/android/launcher3/taskbar/ButtonProvider.java
index 540f748..86ac39f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/ButtonProvider.java
+++ b/quickstep/src/com/android/launcher3/taskbar/ButtonProvider.java
@@ -27,6 +27,7 @@
 
 import com.android.launcher3.R;
 import com.android.launcher3.taskbar.TaskbarNavButtonController.TaskbarButton;
+import com.android.launcher3.taskbar.contextual.RotationContextButton;
 
 /**
  * Creates Buttons for Taskbar for 3 button nav.
@@ -68,6 +69,11 @@
         return getButtonForDrawable(R.drawable.ic_ime_switcher, BUTTON_IME_SWITCH);
     }
 
+    public RotationContextButton getContextualRotation() {
+        // Rotation suggestion button
+        return new RotationContextButton(mContext);
+    }
+
     private View getButtonForDrawable(@DrawableRes int drawableId, @TaskbarButton int buttonType) {
         ImageView buttonView = new ImageView(mContext);
         buttonView.setImageResource(drawableId);
diff --git a/quickstep/src/com/android/launcher3/taskbar/ImeBarView.java b/quickstep/src/com/android/launcher3/taskbar/ImeBarView.java
index 287caab..d581302 100644
--- a/quickstep/src/com/android/launcher3/taskbar/ImeBarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/ImeBarView.java
@@ -25,7 +25,6 @@
 
 public class ImeBarView extends RelativeLayout {
 
-    private ButtonProvider mButtonProvider;
     private View mImeView;
 
     public ImeBarView(Context context) {
@@ -41,8 +40,8 @@
     }
 
     public void init(ButtonProvider buttonProvider) {
-        mButtonProvider = buttonProvider;
-
+        // TODO (b/187966005), maybe need to replace ime switcher button with
+        //  RotationContextButton when device rotates
         ActivityContext context = getActivityContext();
         RelativeLayout.LayoutParams imeParams = new RelativeLayout.LayoutParams(
                 context.getDeviceProfile().iconSizePx,
@@ -56,13 +55,13 @@
         downParams.addRule(ALIGN_PARENT_START);
 
         // Down Arrow
-        View downView = mButtonProvider.getDown();
+        View downView = buttonProvider.getDown();
         downView.setLayoutParams(downParams);
         downView.setRotation(-90);
         addView(downView);
 
         // IME switcher button
-        mImeView = mButtonProvider.getImeSwitcher();
+        mImeView = buttonProvider.getImeSwitcher();
         mImeView.setLayoutParams(imeParams);
         addView(mImeView);
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index ee57dd9..f124de7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -32,7 +32,6 @@
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.states.StateAnimationConfig;
 
-
 /**
  * A data source which integrates with a Launcher instance
  * TODO: Rename to have Launcher prefix
@@ -51,6 +50,7 @@
 
     private @Nullable Animator mAnimator;
     private boolean mIsAnimatingToLauncher;
+    private ContextualRotationNotifier mContextualRotationNotifier;
 
     public LauncherTaskbarUIController(
             BaseQuickstepLauncher launcher, TaskbarActivityContext context) {
@@ -67,7 +67,8 @@
     }
 
     @Override
-    protected void onCreate() {
+    protected void onCreate(ContextualRotationNotifier notifier) {
+        mContextualRotationNotifier = notifier;
         mTaskbarStateHandler.setAnimationController(mTaskbarAnimationController);
         mTaskbarAnimationController.init();
         mHotseatController.init();
@@ -82,6 +83,7 @@
             // End this first, in case it relies on properties that are about to be cleaned up.
             mAnimator.end();
         }
+        mContextualRotationNotifier = null;
         mTaskbarStateHandler.setAnimationController(null);
         mTaskbarAnimationController.cleanup();
         mHotseatController.cleanup();
@@ -105,6 +107,9 @@
             @Override
             public void updateTaskbarVisibilityAlpha(float alpha) {
                 mTaskbarView.setAlpha(alpha);
+                if (mContextualRotationNotifier != null) {
+                    mContextualRotationNotifier.onTaskbarVisibilityChanged(alpha == 1);
+                }
             }
 
             @Override
@@ -272,4 +277,8 @@
         void updateTaskbarScale(float scale);
         void updateTaskbarTranslationY(float translationY);
     }
+
+    public interface ContextualRotationNotifier {
+        void onTaskbarVisibilityChanged(boolean showing);
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 10ffefb..d51506c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -51,6 +51,7 @@
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.taskbar.TaskbarNavButtonController.TaskbarButton;
+import com.android.launcher3.taskbar.contextual.RotationButtonController;
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.Themes;
@@ -88,7 +89,9 @@
     private int mLastRequestedNonFullscreenHeight;
 
     private final SysUINavigationMode.Mode mNavMode;
+    private final SystemTaskbarNotificationManager mSystemTaskbarNotificationManager;
     private final TaskbarNavButtonController mNavButtonController;
+    private final RotationButtonController mRotationButtonController;
 
     private final boolean mIsSafeModeEnabled;
 
@@ -98,12 +101,43 @@
     private final View.OnClickListener mOnTaskbarIconClickListener;
     private final View.OnLongClickListener mOnTaskbarIconLongClickListener;
 
+    private final TaskbarManager.SystemTaskbarNotifier mSystemTaskbarNotifier =
+            new TaskbarManager.SystemTaskbarNotifier() {
+                @Override
+                public void updateImeStatus(int displayId, int vis, int backDisposition,
+                        boolean showImeSwitcher) {
+                    /*
+                     * When in 3 button nav, sysui flags don't get called since we prevent
+                     *  sysui nav bar from instantiating at all, which is what's responsible for
+                     * sending sysui state flags over.
+                     */
+                    mIconController.updateImeStatus(displayId, vis, showImeSwitcher);
+                }
+
+                @Override
+                public void onRotationProposal(int rotation, boolean isValid) {
+                    mRotationButtonController.onRotationProposal(rotation, isValid);
+                }
+
+                @Override
+                public void disable(int displayId, int state1, int state2, boolean animate) {
+                    mRotationButtonController.onDisable2FlagChanged(state2);
+                }
+
+                @Override
+                public void onSystemBarAttributesChanged(int displayId, int behavior) {
+                    mRotationButtonController.onBehaviorChanged(displayId, behavior);
+                }
+            };
+
     public TaskbarActivityContext(Context windowContext, DeviceProfile dp,
-            TaskbarNavButtonController buttonController) {
+            TaskbarNavButtonController buttonController,
+            SystemTaskbarNotificationManager systemTaskbarNotificationManager) {
         super(windowContext, Themes.getActivityThemeRes(windowContext));
         mDeviceProfile = dp;
         mNavButtonController = buttonController;
         mNavMode = SysUINavigationMode.getMode(windowContext);
+        mSystemTaskbarNotificationManager = systemTaskbarNotificationManager;
         mIsSafeModeEnabled = TraceHelper.allowIpcs("isSafeMode",
                 () -> getPackageManager().isSafeMode());
 
@@ -118,7 +152,11 @@
         mLayoutInflater = LayoutInflater.from(this).cloneInContext(this);
         mDragLayer = (TaskbarDragLayer) mLayoutInflater
                 .inflate(R.layout.taskbar, null, false);
-        mIconController = new TaskbarIconController(this, mDragLayer);
+
+        mRotationButtonController = new RotationButtonController(this,
+                R.color.popup_color_primary_light, R.color.popup_color_primary_light);
+        mIconController = new TaskbarIconController(this, mDragLayer,
+                mRotationButtonController);
 
         Display display = windowContext.getDisplay();
         Context c = display.getDisplayId() == Display.DEFAULT_DISPLAY
@@ -149,8 +187,13 @@
                 new int[] { ITYPE_EXTRA_NAVIGATION_BAR, ITYPE_BOTTOM_TAPPABLE_ELEMENT }
         );
 
-        mIconController.init(mOnTaskbarIconClickListener, mOnTaskbarIconLongClickListener);
+        mIconController.init(mOnTaskbarIconClickListener, mOnTaskbarIconLongClickListener,
+                mNavMode);
         mWindowManager.addView(mDragLayer, mWindowLayoutParams);
+        if (mNavMode == Mode.THREE_BUTTONS) {
+            mSystemTaskbarNotificationManager
+                    .registerSystemTaskbarNotifications(mSystemTaskbarNotifier);
+        }
     }
 
     public boolean canShowNavButtons() {
@@ -189,7 +232,10 @@
         mUIController.onDestroy();
         mUIController = uiController;
         mIconController.setUIController(mUIController);
-        mUIController.onCreate();
+        mUIController.onCreate(mRotationButtonController::onTaskBarVisibilityChange);
+        if (mNavMode == Mode.THREE_BUTTONS) {
+            mRotationButtonController.init();
+        }
     }
 
     /**
@@ -199,6 +245,11 @@
         setUIController(TaskbarUIController.DEFAULT);
         mIconController.onDestroy();
         mWindowManager.removeViewImmediate(mDragLayer);
+        if (mNavMode == Mode.THREE_BUTTONS) {
+            mSystemTaskbarNotificationManager.removeSystemTaskbarNotifications(
+                    mSystemTaskbarNotifier);
+            mRotationButtonController.cleanup();
+        }
     }
 
     void onNavigationButtonClick(@TaskbarButton int buttonType) {
@@ -213,16 +264,6 @@
     }
 
     /**
-     * When in 3 button nav, the above doesn't get called since we prevent sysui nav bar from
-     * instantiating at all, which is what's responsible for sending sysui state flags over.
-     *
-     * @param vis IME visibility flag
-     */
-    public void updateImeStatus(int displayId, int vis, boolean showImeSwitcher) {
-        mIconController.updateImeStatus(displayId, vis, showImeSwitcher);
-    }
-
-    /**
      * Updates the TaskbarContainer to MATCH_PARENT vs original Taskbar size.
      */
     public void setTaskbarWindowFullscreen(boolean fullscreen) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarIconController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarIconController.java
index cf0694b..5d4b8b7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarIconController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarIconController.java
@@ -31,6 +31,8 @@
 
 import com.android.launcher3.R;
 import com.android.launcher3.anim.AlphaUpdateListener;
+import com.android.launcher3.taskbar.contextual.RotationButtonController;
+import com.android.quickstep.SysUINavigationMode;
 import com.android.systemui.shared.system.ViewTreeObserverWrapper.InsetsInfo;
 
 /**
@@ -45,18 +47,22 @@
 
     private final TaskbarView mTaskbarView;
     private final ImeBarView mImeBarView;
+    private final RotationButtonController mRotationButtonController;
 
     @NonNull
     private TaskbarUIController mUIController = TaskbarUIController.DEFAULT;
 
-    TaskbarIconController(TaskbarActivityContext activity, TaskbarDragLayer dragLayer) {
+    TaskbarIconController(TaskbarActivityContext activity, TaskbarDragLayer dragLayer,
+            RotationButtonController rotationButtonController) {
         mActivity = activity;
         mDragLayer = dragLayer;
         mTaskbarView = mDragLayer.findViewById(R.id.taskbar_view);
         mImeBarView = mDragLayer.findViewById(R.id.ime_bar_view);
+        mRotationButtonController = rotationButtonController;
     }
 
-    public void init(OnClickListener clickListener, OnLongClickListener longClickListener) {
+    public void init(OnClickListener clickListener, OnLongClickListener longClickListener,
+            SysUINavigationMode.Mode navMode) {
         mDragLayer.addOnLayoutChangeListener((v, a, b, c, d, e, f, g, h) ->
                 mUIController.alignRealHotseatWithTaskbar());
 
@@ -67,6 +73,9 @@
         mTaskbarView.getLayoutParams().height = mActivity.getDeviceProfile().taskbarSize;
 
         mDragLayer.init(new TaskbarDragLayerCallbacks(), mTaskbarView);
+        if (navMode == SysUINavigationMode.Mode.THREE_BUTTONS) {
+            mRotationButtonController.setRotationButton(mTaskbarView.getContextualRotationButton());
+        }
     }
 
     public void onDestroy() {
@@ -127,6 +136,12 @@
                             mTaskbarView.mSystemButtonContainer, mTempRect);
                     insetsInfo.touchableRegion.set(mTempRect);
                 }
+                if (mTaskbarView.mContextualButtonContainer.getVisibility() == VISIBLE) {
+                    mDragLayer.getDescendantRectRelativeToSelf(
+                            mTaskbarView.mContextualButtonContainer, mTempRect);
+                    insetsInfo.touchableRegion.union(mTempRect);
+                }
+
                 insetsInfo.setTouchableInsets(TOUCHABLE_INSETS_REGION);
             }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index d026bfb..b9acee8 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -40,11 +40,14 @@
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.TouchInteractionService;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
- * Class to manager taskbar lifecycle
+ * Class to manage taskbar lifecycle
  */
 public class TaskbarManager implements DisplayController.DisplayInfoChangeListener,
-        SysUINavigationMode.NavigationModeChangeListener {
+        SysUINavigationMode.NavigationModeChangeListener, SystemTaskbarNotificationManager {
 
     private final Context mContext;
     private final DisplayController mDisplayController;
@@ -59,6 +62,8 @@
 
     private boolean mUserUnlocked = false;
 
+    private List<SystemTaskbarNotifier> mSystemTaskbarNotifiers = new ArrayList<>();
+
     public TaskbarManager(TouchInteractionService service) {
         mDisplayController = DisplayController.INSTANCE.get(service);
         mSysUINavigationMode = SysUINavigationMode.INSTANCE.get(service);
@@ -124,7 +129,7 @@
             return;
         }
         mTaskbarActivityContext = new TaskbarActivityContext(
-                mContext, dp.copy(mContext), mNavButtonController);
+                mContext, dp.copy(mContext), mNavButtonController, this);
         mTaskbarActivityContext.init();
         if (mLauncher != null) {
             mTaskbarActivityContext.setUIController(
@@ -132,6 +137,9 @@
         }
     }
 
+    // TODO - I don't think this is the best place for these pass through methods,
+    //  maybe directly in TaskbarIconController?
+
     /**
      * See {@link com.android.systemui.shared.system.QuickStepContract.SystemUiStateFlags}
      * @param systemUiStateFlags The latest SystemUiStateFlags
@@ -143,6 +151,16 @@
         }
     }
 
+    public void registerSystemTaskbarNotifications(SystemTaskbarNotifier notifier) {
+        if (!mSystemTaskbarNotifiers.contains(notifier)) {
+            mSystemTaskbarNotifiers.add(notifier);
+        }
+    }
+
+    public void removeSystemTaskbarNotifications(SystemTaskbarNotifier notifier) {
+        mSystemTaskbarNotifiers.remove(notifier);
+    }
+
     /**
      * When in 3 button nav, the above doesn't get called since we prevent sysui nav bar from
      * instantiating at all, which is what's responsible for sending sysui state flags over.
@@ -153,8 +171,26 @@
      */
     public void updateImeStatus(int displayId, int vis, int backDisposition,
             boolean showImeSwitcher) {
-        if (mTaskbarActivityContext != null) {
-            mTaskbarActivityContext.updateImeStatus(displayId, vis, showImeSwitcher);
+        for (SystemTaskbarNotifier notifier : mSystemTaskbarNotifiers) {
+            notifier.updateImeStatus(displayId, vis, backDisposition, showImeSwitcher);
+        }
+    }
+
+    public void onRotationProposal(int rotation, boolean isValid) {
+        for (SystemTaskbarNotifier notifier : mSystemTaskbarNotifiers) {
+            notifier.onRotationProposal(rotation, isValid);
+        }
+    }
+
+    public void disable(int displayId, int state1, int state2, boolean animate) {
+        for (SystemTaskbarNotifier notifier : mSystemTaskbarNotifiers) {
+            notifier.disable(displayId, state1, state2, animate);
+        }
+    }
+
+    public void onSystemBarAttributesChanged(int displayId, int behavior) {
+        for (SystemTaskbarNotifier notifier : mSystemTaskbarNotifiers) {
+            notifier.onSystemBarAttributesChanged(displayId, behavior);
         }
     }
 
@@ -166,4 +202,18 @@
         mDisplayController.removeChangeListener(this);
         mSysUINavigationMode.removeModeChangeListener(this);
     }
+
+    public interface SystemTaskbarNotifier {
+        void updateImeStatus(int displayId, int vis, int backDisposition,
+                boolean showImeSwitcher);
+        void onRotationProposal(int rotation, boolean isValid);
+        void disable(int displayId, int state1, int state2, boolean animate);
+        void onSystemBarAttributesChanged(int displayId, int behavior);
+
+    }
 }
+
+interface SystemTaskbarNotificationManager {
+    void registerSystemTaskbarNotifications(TaskbarManager.SystemTaskbarNotifier notifier);
+    void removeSystemTaskbarNotifications(TaskbarManager.SystemTaskbarNotifier notifier);
+}
\ No newline at end of file
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
index 50adead..f7a5618 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
@@ -27,7 +27,7 @@
      */
     public void alignRealHotseatWithTaskbar() { }
 
-    protected void onCreate() { }
+    protected void onCreate(LauncherTaskbarUIController.ContextualRotationNotifier notifier) { }
 
     protected void onDestroy() { }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index ac70358..5c89f8c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -42,6 +42,7 @@
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
+import com.android.launcher3.taskbar.contextual.RotationContextButton;
 import com.android.launcher3.views.ActivityContext;
 
 /**
@@ -67,6 +68,7 @@
 
     LinearLayout mSystemButtonContainer;
     LinearLayout mHotseatIconsContainer;
+    LinearLayout mContextualButtonContainer;
 
     // Delegate touches to the closest view if within mIconTouchSize.
     private boolean mDelegateTargeted;
@@ -79,6 +81,7 @@
 
     /** Provider of buttons added to taskbar in 3 button nav */
     private ButtonProvider mButtonProvider;
+    private RotationContextButton mContextualRotationButton;
 
     private boolean mDisableRelayout;
     private boolean mAreHolesAllowed;
@@ -112,8 +115,9 @@
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        mSystemButtonContainer = findViewById(R.id.system_button_layout);
+        mSystemButtonContainer = findViewById(R.id.nav_button_layout);
         mHotseatIconsContainer = findViewById(R.id.hotseat_icons_layout);
+        mContextualButtonContainer = findViewById(R.id.contextual_button_layout);
     }
 
     protected void init(TaskbarIconController.TaskbarViewCallbacks callbacks,
@@ -132,6 +136,10 @@
 
         int numHotseatIcons = mActivityContext.getDeviceProfile().numShownHotseatIcons;
         updateHotseatItems(new ItemInfo[numHotseatIcons]);
+
+        if (mActivityContext.canShowNavButtons()) {
+            createContextualRegion();
+        }
     }
 
     /**
@@ -378,6 +386,16 @@
         }
     }
 
+    private void createContextualRegion() {
+        mContextualRotationButton = mButtonProvider.getContextualRotation();
+        mContextualRotationButton.setVisibility(GONE);
+        mContextualButtonContainer.addView(mContextualRotationButton);
+    }
+
+    @Nullable
+    public RotationContextButton getContextualRotationButton() {
+        return mContextualRotationButton;
+    }
     // FolderIconParent implemented methods.
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButton.java b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButton.java
new file mode 100644
index 0000000..d421077
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButton.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar.contextual;
+
+import android.graphics.drawable.AnimatedVectorDrawable;
+import android.view.View;
+
+/**
+ * Interface of a rotation button that interacts {@link RotationButtonController}.
+ * This interface exists because of the two different styles of rotation button in Sysui,
+ * one in contextual for 3 button nav and a floating rotation button for gestural.
+ * Keeping the interface for eventual migration of floating button, so some methods are
+ * pass through to "super" while others are trivially implemented.
+ *
+ * Changes:
+ *  * Directly use AnimatedVectorDrawable instead of KeyButtonDrawable
+ */
+public interface RotationButton {
+    void setRotationButtonController(RotationButtonController rotationButtonController);
+    View getCurrentView();
+    boolean show();
+    boolean hide();
+    boolean isVisible();
+    void updateIcon(int lightIconColor, int darkIconColor);
+    void setOnClickListener(View.OnClickListener onClickListener);
+    void setOnHoverListener(View.OnHoverListener onHoverListener);
+    AnimatedVectorDrawable getImageDrawable();
+    void setDarkIntensity(float darkIntensity);
+    default boolean acceptRotationProposal() {
+        return getCurrentView() != null;
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButtonController.java b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButtonController.java
new file mode 100644
index 0000000..6f6abc2
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationButtonController.java
@@ -0,0 +1,512 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar.contextual;
+
+import static android.view.Display.DEFAULT_DISPLAY;
+
+import static com.android.internal.view.RotationPolicy.NATURAL_ROTATION;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.ObjectAnimator;
+import android.annotation.ColorInt;
+import android.annotation.DrawableRes;
+import android.annotation.SuppressLint;
+import android.app.StatusBarManager;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.graphics.drawable.AnimatedVectorDrawable;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.RemoteException;
+import android.provider.Settings;
+import android.util.Log;
+import android.view.IRotationWatcher;
+import android.view.MotionEvent;
+import android.view.Surface;
+import android.view.View;
+import android.view.WindowInsetsController;
+import android.view.WindowManagerGlobal;
+import android.view.accessibility.AccessibilityManager;
+
+import com.android.internal.logging.UiEvent;
+import com.android.internal.logging.UiEventLogger;
+import com.android.internal.logging.UiEventLoggerImpl;
+import com.android.internal.view.RotationPolicy;
+import com.android.launcher3.R;
+import com.android.launcher3.util.DisplayController;
+import com.android.systemui.shared.recents.utilities.Utilities;
+import com.android.systemui.shared.recents.utilities.ViewRippler;
+import com.android.systemui.shared.system.ActivityManagerWrapper;
+import com.android.systemui.shared.system.TaskStackChangeListener;
+import com.android.systemui.shared.system.TaskStackChangeListeners;
+
+import java.util.Optional;
+
+/**
+ * Copied over from the SysUI equivalent class. Known issues/things not ported over
+ *  * When rotation button visible and in auto-hide mode, we ask auto-hide controller to
+ *    keep the navbar around longer. Will need to implement if we use auto-hide on taskbar
+ *
+ * Contains logic that deals with showing a rotate suggestion button with animation.
+ */
+public class RotationButtonController {
+
+    private static final String TAG = "StatusBar/RotationButtonController";
+    private static final int BUTTON_FADE_IN_OUT_DURATION_MS = 100;
+    private static final int NAVBAR_HIDDEN_PENDING_ICON_TIMEOUT_MS = 20000;
+
+    private static final int NUM_ACCEPTED_ROTATION_SUGGESTIONS_FOR_INTRODUCTION = 3;
+
+    private final Context mContext;
+    private final Handler mMainThreadHandler = new Handler(Looper.getMainLooper());
+    private final UiEventLogger mUiEventLogger = new UiEventLoggerImpl();
+    private final ViewRippler mViewRippler = new ViewRippler();
+    private final DisplayController mDisplayController;
+    private RotationButton mRotationButton;
+
+    private int mLastRotationSuggestion;
+    private boolean mPendingRotationSuggestion;
+    private boolean mHoveringRotationSuggestion;
+    private final AccessibilityManager mAccessibilityManager;
+    private final TaskStackListenerImpl mTaskStackListener;
+    private boolean mListenersRegistered = false;
+    private boolean mIsTaskbarShowing;
+    @SuppressLint("InlinedApi")
+    private @WindowInsetsController.Behavior
+    int mBehavior = WindowInsetsController.BEHAVIOR_DEFAULT;
+    private boolean mSkipOverrideUserLockPrefsOnce;
+    private final int mLightIconColor;
+    private final int mDarkIconColor;
+    private int mIconResId = R.drawable.ic_sysbar_rotate_button_ccw_start_90;
+
+    private final Runnable mRemoveRotationProposal =
+            () -> setRotateSuggestionButtonState(false /* visible */);
+    private final Runnable mCancelPendingRotationProposal =
+            () -> mPendingRotationSuggestion = false;
+    private Animator mRotateHideAnimator;
+
+
+    private final IRotationWatcher.Stub mRotationWatcher = new IRotationWatcher.Stub() {
+        @Override
+        public void onRotationChanged(final int rotation) throws RemoteException {
+            // We need this to be scheduled as early as possible to beat the redrawing of
+            // window in response to the orientation change.
+            mMainThreadHandler.postAtFrontOfQueue(() -> {
+                // If the screen rotation changes while locked, potentially update lock to flow with
+                // new screen rotation and hide any showing suggestions.
+                if (isRotationLocked()) {
+                    if (shouldOverrideUserLockPrefs(rotation)) {
+                        setRotationLockedAtAngle(rotation);
+                    }
+                    setRotateSuggestionButtonState(false /* visible */, true /* forced */);
+                }
+            });
+        }
+    };
+
+    /**
+     * Determines if rotation suggestions disabled2 flag exists in flag
+     * @param disable2Flags see if rotation suggestion flag exists in this flag
+     * @return whether flag exists
+     */
+    static boolean hasDisable2RotateSuggestionFlag(int disable2Flags) {
+        return (disable2Flags & StatusBarManager.DISABLE2_ROTATE_SUGGESTIONS) != 0;
+    }
+
+    public RotationButtonController(Context context, @ColorInt int lightIconColor,
+            @ColorInt int darkIconColor) {
+        mContext = context;
+        mLightIconColor = lightIconColor;
+        mDarkIconColor = darkIconColor;
+
+        mAccessibilityManager = AccessibilityManager.getInstance(context);
+        mTaskStackListener = new TaskStackListenerImpl();
+        mDisplayController = DisplayController.INSTANCE.getNoCreate();
+    }
+
+    public void setRotationButton(RotationButton rotationButton) {
+        mRotationButton = rotationButton;
+        mRotationButton.setRotationButtonController(this);
+        mRotationButton.setOnClickListener(this::onRotateSuggestionClick);
+        mRotationButton.setOnHoverListener(this::onRotateSuggestionHover);
+    }
+
+    public void init() {
+        registerListeners();
+        if (mDisplayController.getInfo().id != DEFAULT_DISPLAY) {
+            // Currently there is no accelerometer sensor on non-default display, disable fixed
+            // rotation for non-default display
+            onDisable2FlagChanged(StatusBarManager.DISABLE2_ROTATE_SUGGESTIONS);
+        }
+    }
+
+    public void cleanup() {
+        unregisterListeners();
+    }
+
+    private void registerListeners() {
+        if (mListenersRegistered) {
+            return;
+        }
+
+        mListenersRegistered = true;
+        try {
+            WindowManagerGlobal.getWindowManagerService()
+                    .watchRotation(mRotationWatcher, mDisplayController.getInfo().id);
+        } catch (IllegalArgumentException e) {
+            mListenersRegistered = false;
+            Log.w(TAG, "RegisterListeners for the display failed");
+        } catch (RemoteException e) {
+            Log.e(TAG, "RegisterListeners caught a RemoteException", e);
+            return;
+        }
+
+        TaskStackChangeListeners.getInstance().registerTaskStackListener(mTaskStackListener);
+    }
+
+    void unregisterListeners() {
+        if (!mListenersRegistered) {
+            return;
+        }
+
+        mListenersRegistered = false;
+        try {
+            WindowManagerGlobal.getWindowManagerService().removeRotationWatcher(mRotationWatcher);
+        } catch (RemoteException e) {
+            Log.e(TAG, "UnregisterListeners caught a RemoteException", e);
+            return;
+        }
+
+        TaskStackChangeListeners.getInstance().unregisterTaskStackListener(mTaskStackListener);
+    }
+
+    void setRotationLockedAtAngle(int rotationSuggestion) {
+        RotationPolicy.setRotationLockAtAngle(mContext, true, rotationSuggestion);
+    }
+
+    public boolean isRotationLocked() {
+        return RotationPolicy.isRotationLocked(mContext);
+    }
+
+    public void setRotateSuggestionButtonState(boolean visible) {
+        setRotateSuggestionButtonState(visible, false /* force */);
+    }
+
+    void setRotateSuggestionButtonState(final boolean visible, final boolean force) {
+        // At any point the button can become invisible because an a11y service became active.
+        // Similarly, a call to make the button visible may be rejected because an a11y service is
+        // active. Must account for this.
+        // Rerun a show animation to indicate change but don't rerun a hide animation
+        if (!visible && !mRotationButton.isVisible()) return;
+
+        final View view = mRotationButton.getCurrentView();
+        if (view == null) return;
+
+        final AnimatedVectorDrawable currentDrawable = mRotationButton.getImageDrawable();
+        if (currentDrawable == null) return;
+
+        // Clear any pending suggestion flag as it has either been nullified or is being shown
+        mPendingRotationSuggestion = false;
+        mMainThreadHandler.removeCallbacks(mCancelPendingRotationProposal);
+
+        // Handle the visibility change and animation
+        if (visible) { // Appear and change (cannot force)
+            // Stop and clear any currently running hide animations
+            if (mRotateHideAnimator != null && mRotateHideAnimator.isRunning()) {
+                mRotateHideAnimator.cancel();
+            }
+            mRotateHideAnimator = null;
+
+            // Reset the alpha if any has changed due to hide animation
+            view.setAlpha(1f);
+
+            // Run the rotate icon's animation if it has one
+            currentDrawable.reset();
+            currentDrawable.start();
+
+            // TODO(b/187754252): No idea why this doesn't work. If we remove the "false"
+            //  we see the animation show the pressed state... but it only shows the first time.
+            if (!isRotateSuggestionIntroduced()) mViewRippler.start(view);
+
+            // Set visibility unless a11y service is active.
+            mRotationButton.show();
+        } else { // Hide
+            mViewRippler.stop(); // Prevent any pending ripples, force hide or not
+
+            if (force) {
+                // If a hide animator is running stop it and make invisible
+                if (mRotateHideAnimator != null && mRotateHideAnimator.isRunning()) {
+                    mRotateHideAnimator.pause();
+                }
+                mRotationButton.hide();
+                return;
+            }
+
+            // Don't start any new hide animations if one is running
+            if (mRotateHideAnimator != null && mRotateHideAnimator.isRunning()) return;
+
+            ObjectAnimator fadeOut = ObjectAnimator.ofFloat(view, "alpha", 0f);
+            fadeOut.setDuration(BUTTON_FADE_IN_OUT_DURATION_MS);
+            fadeOut.setInterpolator(LINEAR);
+            fadeOut.addListener(new AnimatorListenerAdapter() {
+                @Override
+                public void onAnimationEnd(Animator animation) {
+                    mRotationButton.hide();
+                }
+            });
+
+            mRotateHideAnimator = fadeOut;
+            fadeOut.start();
+        }
+    }
+
+    void setDarkIntensity(float darkIntensity) {
+        mRotationButton.setDarkIntensity(darkIntensity);
+    }
+
+    public void onRotationProposal(int rotation, boolean isValid) {
+        int windowRotation = mDisplayController.getInfo().rotation;
+
+        if (!mRotationButton.acceptRotationProposal()) {
+            return;
+        }
+
+        // This method will be called on rotation suggestion changes even if the proposed rotation
+        // is not valid for the top app. Use invalid rotation choices as a signal to remove the
+        // rotate button if shown.
+        if (!isValid) {
+            setRotateSuggestionButtonState(false /* visible */);
+            return;
+        }
+
+        // If window rotation matches suggested rotation, remove any current suggestions
+        if (rotation == windowRotation) {
+            mMainThreadHandler.removeCallbacks(mRemoveRotationProposal);
+            setRotateSuggestionButtonState(false /* visible */);
+            return;
+        }
+
+        // Prepare to show the navbar icon by updating the icon style to change anim params
+        mLastRotationSuggestion = rotation; // Remember rotation for click
+        final boolean rotationCCW = Utilities.isRotationAnimationCCW(windowRotation, rotation);
+        if (windowRotation == Surface.ROTATION_0 || windowRotation == Surface.ROTATION_180) {
+            mIconResId = rotationCCW
+                    ? R.drawable.ic_sysbar_rotate_button_ccw_start_90
+                    : R.drawable.ic_sysbar_rotate_button_cw_start_90;
+        } else { // 90 or 270
+            mIconResId = rotationCCW
+                    ? R.drawable.ic_sysbar_rotate_button_ccw_start_0
+                    : R.drawable.ic_sysbar_rotate_button_ccw_start_0;
+        }
+        mRotationButton.updateIcon(mLightIconColor, mDarkIconColor);
+
+        if (canShowRotationButton()) {
+            // The navbar is visible / it's in visual immersive mode, so show the icon right away
+            showAndLogRotationSuggestion();
+        } else {
+            // If the navbar isn't shown, flag the rotate icon to be shown should the navbar become
+            // visible given some time limit.
+            mPendingRotationSuggestion = true;
+            mMainThreadHandler.removeCallbacks(mCancelPendingRotationProposal);
+            mMainThreadHandler.postDelayed(mCancelPendingRotationProposal,
+                    NAVBAR_HIDDEN_PENDING_ICON_TIMEOUT_MS);
+        }
+    }
+
+    public void onDisable2FlagChanged(int state2) {
+        final boolean rotateSuggestionsDisabled = hasDisable2RotateSuggestionFlag(state2);
+        if (rotateSuggestionsDisabled) onRotationSuggestionsDisabled();
+    }
+
+    public void onBehaviorChanged(int displayId, @WindowInsetsController.Behavior int behavior) {
+        if (mDisplayController.getInfo().id != displayId) {
+            return;
+        }
+
+        if (mBehavior != behavior) {
+            mBehavior = behavior;
+            showPendingRotationButtonIfNeeded();
+        }
+    }
+
+    public void onTaskBarVisibilityChange(boolean showing) {
+        if (mIsTaskbarShowing != showing) {
+            mIsTaskbarShowing = showing;
+            showPendingRotationButtonIfNeeded();
+        }
+    }
+
+    private void showPendingRotationButtonIfNeeded() {
+        if (canShowRotationButton() && mPendingRotationSuggestion) {
+            showAndLogRotationSuggestion();
+        }
+    }
+
+    /** Return true when either the task bar is visible or it's in visual immersive mode. */
+    @SuppressLint("InlinedApi")
+    private boolean canShowRotationButton() {
+        return mIsTaskbarShowing || mBehavior == WindowInsetsController.BEHAVIOR_DEFAULT;
+    }
+
+    public @DrawableRes
+    int getIconResId() {
+        return mIconResId;
+    }
+
+    public @ColorInt int getLightIconColor() {
+        return mLightIconColor;
+    }
+
+    public @ColorInt int getDarkIconColor() {
+        return mDarkIconColor;
+    }
+
+    private void onRotateSuggestionClick(View v) {
+        mUiEventLogger.log(RotationButtonEvent.ROTATION_SUGGESTION_ACCEPTED);
+        incrementNumAcceptedRotationSuggestionsIfNeeded();
+        setRotationLockedAtAngle(mLastRotationSuggestion);
+    }
+
+    private boolean onRotateSuggestionHover(View v, MotionEvent event) {
+        final int action = event.getActionMasked();
+        mHoveringRotationSuggestion = (action == MotionEvent.ACTION_HOVER_ENTER)
+                || (action == MotionEvent.ACTION_HOVER_MOVE);
+        rescheduleRotationTimeout(true /* reasonHover */);
+        return false; // Must return false so a11y hover events are dispatched correctly.
+    }
+
+    private void onRotationSuggestionsDisabled() {
+        // Immediately hide the rotate button and clear any planned removal
+        setRotateSuggestionButtonState(false /* visible */, true /* force */);
+        mMainThreadHandler.removeCallbacks(mRemoveRotationProposal);
+    }
+
+    private void showAndLogRotationSuggestion() {
+        setRotateSuggestionButtonState(true /* visible */);
+        rescheduleRotationTimeout(false /* reasonHover */);
+        mUiEventLogger.log(RotationButtonEvent.ROTATION_SUGGESTION_SHOWN);
+    }
+
+    /**
+     * Makes {@link #shouldOverrideUserLockPrefs} always return {@code false} once. It is used to
+     * avoid losing original user rotation when display rotation is changed by entering the fixed
+     * orientation overview.
+     */
+    void setSkipOverrideUserLockPrefsOnce() {
+        mSkipOverrideUserLockPrefsOnce = true;
+    }
+
+    private boolean shouldOverrideUserLockPrefs(final int rotation) {
+        if (mSkipOverrideUserLockPrefsOnce) {
+            mSkipOverrideUserLockPrefsOnce = false;
+            return false;
+        }
+        // Only override user prefs when returning to the natural rotation (normally portrait).
+        // Don't let apps that force landscape or 180 alter user lock.
+        return rotation == NATURAL_ROTATION;
+    }
+
+    private void rescheduleRotationTimeout(final boolean reasonHover) {
+        // May be called due to a new rotation proposal or a change in hover state
+        if (reasonHover) {
+            // Don't reschedule if a hide animator is running
+            if (mRotateHideAnimator != null && mRotateHideAnimator.isRunning()) return;
+            // Don't reschedule if not visible
+            if (!mRotationButton.isVisible()) return;
+        }
+
+        // Stop any pending removal
+        mMainThreadHandler.removeCallbacks(mRemoveRotationProposal);
+        // Schedule timeout
+        mMainThreadHandler.postDelayed(mRemoveRotationProposal,
+                computeRotationProposalTimeout());
+    }
+
+    private int computeRotationProposalTimeout() {
+        return mAccessibilityManager.getRecommendedTimeoutMillis(
+                mHoveringRotationSuggestion ? 16000 : 5000,
+                AccessibilityManager.FLAG_CONTENT_CONTROLS);
+    }
+
+    private boolean isRotateSuggestionIntroduced() {
+        ContentResolver cr = mContext.getContentResolver();
+        return Settings.Secure.getInt(cr, Settings.Secure.NUM_ROTATION_SUGGESTIONS_ACCEPTED, 0)
+                >= NUM_ACCEPTED_ROTATION_SUGGESTIONS_FOR_INTRODUCTION;
+    }
+
+    private void incrementNumAcceptedRotationSuggestionsIfNeeded() {
+        // Get the number of accepted suggestions
+        ContentResolver cr = mContext.getContentResolver();
+        final int numSuggestions = Settings.Secure.getInt(cr,
+                Settings.Secure.NUM_ROTATION_SUGGESTIONS_ACCEPTED, 0);
+
+        // Increment the number of accepted suggestions only if it would change intro mode
+        if (numSuggestions < NUM_ACCEPTED_ROTATION_SUGGESTIONS_FOR_INTRODUCTION) {
+            Settings.Secure.putInt(cr, Settings.Secure.NUM_ROTATION_SUGGESTIONS_ACCEPTED,
+                    numSuggestions + 1);
+        }
+    }
+
+    private class TaskStackListenerImpl extends TaskStackChangeListener {
+        // Invalidate any rotation suggestion on task change or activity orientation change
+        // Note: all callbacks happen on main thread
+
+        @Override
+        public void onTaskStackChanged() {
+            setRotateSuggestionButtonState(false /* visible */);
+        }
+
+        @Override
+        public void onTaskRemoved(int taskId) {
+            setRotateSuggestionButtonState(false /* visible */);
+        }
+
+        @Override
+        public void onTaskMovedToFront(int taskId) {
+            setRotateSuggestionButtonState(false /* visible */);
+        }
+
+        @Override
+        public void onActivityRequestedOrientationChanged(int taskId, int requestedOrientation) {
+            // Only hide the icon if the top task changes its requestedOrientation
+            // Launcher can alter its requestedOrientation while it's not on top, don't hide on this
+            Optional.ofNullable(ActivityManagerWrapper.getInstance())
+                    .map(ActivityManagerWrapper::getRunningTask)
+                    .ifPresent(a -> {
+                        if (a.id == taskId) setRotateSuggestionButtonState(false /* visible */);
+                    });
+        }
+    }
+
+    enum RotationButtonEvent implements UiEventLogger.UiEventEnum {
+        @UiEvent(doc = "The rotation button was shown")
+        ROTATION_SUGGESTION_SHOWN(206),
+        @UiEvent(doc = "The rotation button was clicked")
+        ROTATION_SUGGESTION_ACCEPTED(207);
+
+        private final int mId;
+        RotationButtonEvent(int id) {
+            mId = id;
+        }
+        @Override public int getId() {
+            return mId;
+        }
+    }
+}
+
diff --git a/quickstep/src/com/android/launcher3/taskbar/contextual/RotationContextButton.java b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationContextButton.java
new file mode 100644
index 0000000..7ad3191
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/contextual/RotationContextButton.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar.contextual;
+
+import android.content.Context;
+import android.graphics.drawable.AnimatedVectorDrawable;
+import android.view.View;
+import android.widget.ImageView;
+
+import com.android.launcher3.R;
+
+/** Containing logic for the rotation button in nav bar. */
+public class RotationContextButton extends ImageView implements RotationButton {
+
+    private AnimatedVectorDrawable mImageDrawable;
+
+    public RotationContextButton(Context context) {
+        super(context);
+        setBackgroundResource(R.drawable.taskbar_icon_click_feedback_roundrect);
+    }
+
+    @Override
+    public void setRotationButtonController(RotationButtonController rotationButtonController) {
+        // TODO(b/187754252) UI polish, different icons based on light/dark context, etc
+        mImageDrawable = (AnimatedVectorDrawable) getContext()
+                .getDrawable(rotationButtonController.getIconResId());
+        setImageDrawable(mImageDrawable);
+        mImageDrawable.setCallback(this);
+    }
+
+    @Override
+    public View getCurrentView() {
+        return this;
+    }
+
+    @Override
+    public boolean show() {
+        setVisibility(VISIBLE);
+        return true;
+    }
+
+    @Override
+    public boolean hide() {
+        setVisibility(GONE);
+        return true;
+    }
+
+    @Override
+    public boolean isVisible() {
+        return getVisibility() == VISIBLE;
+    }
+
+    @Override
+    public void updateIcon(int lightIconColor, int darkIconColor) {
+        // TODO(b/187754252): UI Polish
+    }
+
+    @Override
+    public void setOnClickListener(View.OnClickListener onClickListener) {
+        super.setOnClickListener(onClickListener);
+    }
+
+    @Override
+    public void setOnHoverListener(View.OnHoverListener onHoverListener) {
+        super.setOnHoverListener(onHoverListener);
+    }
+
+    @Override
+    public AnimatedVectorDrawable getImageDrawable() {
+        return mImageDrawable;
+    }
+
+    @Override
+    public void setDarkIntensity(float darkIntensity) {
+        // TODO(b/187754252) UI polish
+    }
+
+    @Override
+    public void setVisibility(int visibility) {
+        super.setVisibility(visibility);
+
+        if (visibility != View.VISIBLE && mImageDrawable != null) {
+            mImageDrawable.clearAnimationCallbacks();
+            mImageDrawable.reset();
+        }
+
+        // Start the rotation animation once it becomes visible
+        if (visibility == View.VISIBLE && mImageDrawable != null) {
+            mImageDrawable.reset();
+            mImageDrawable.start();
+        }
+    }
+
+    @Override
+    public boolean acceptRotationProposal() {
+        return isAttachedToWindow();
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
index c6ea953..180af0b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
@@ -21,6 +21,7 @@
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
+import android.os.SystemClock;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.animation.Interpolator;
@@ -72,6 +73,7 @@
     private float mProgressMultiplier;
     private float mEndDisplacement;
     private FlingBlockCheck mFlingBlockCheck = new FlingBlockCheck();
+    private Float mOverrideVelocity = null;
 
     private TaskView mTaskBeingDragged;
 
@@ -268,6 +270,7 @@
             mCurrentAnimation.pause();
         }
         mFlingBlockCheck.unblockFling();
+        mOverrideVelocity = null;
     }
 
     @Override
@@ -283,19 +286,36 @@
             mFlingBlockCheck.onEvent();
         }
 
-        // Once halfway through task dismissal interpolation, switch from reversible dragging-task
-        // animation to playing the remaining task translation animations
-        if (mCurrentAnimation.getProgressFraction() < ANIMATION_PROGRESS_FRACTION_MIDPOINT) {
-            // Halve the value as we are animating the drag across the full length for only the
-            // first half of the progress
-            mCurrentAnimation.setPlayFraction(
-                    Utilities.boundToRange(totalDisplacement * mProgressMultiplier / 2, 0, 1));
+        if (isGoingUp) {
+            if (mCurrentAnimation.getProgressFraction() < ANIMATION_PROGRESS_FRACTION_MIDPOINT) {
+                // Halve the value when dismissing, as we are animating the drag across the full
+                // length for only the first half of the progress
+                mCurrentAnimation.setPlayFraction(
+                        Utilities.boundToRange(totalDisplacement * mProgressMultiplier / 2, 0, 1));
+            } else {
+                // Set mOverrideVelocity to control task dismiss velocity in onDragEnd
+                int velocityDimenId = R.dimen.default_task_dismiss_drag_velocity;
+                if (mRecentsView.showAsGrid()) {
+                    if (mTaskBeingDragged.isFocusedTask()) {
+                        velocityDimenId =
+                                R.dimen.default_task_dismiss_drag_velocity_grid_focus_task;
+                    } else {
+                        velocityDimenId = R.dimen.default_task_dismiss_drag_velocity_grid;
+                    }
+                }
+                mOverrideVelocity = -mTaskBeingDragged.getResources().getDimension(velocityDimenId);
+
+                // Once halfway through task dismissal interpolation, switch from reversible
+                // dragging-task animation to playing the remaining task translation animations
+                final long now = SystemClock.uptimeMillis();
+                MotionEvent upAction = MotionEvent.obtain(now, now,
+                        MotionEvent.ACTION_UP, 0.0f, 0.0f, 0);
+                mDetector.onTouchEvent(upAction);
+                upAction.recycle();
+            }
         } else {
-            float dragVelocity = -mTaskBeingDragged.getResources().getDimension(
-                    mRecentsView.showAsGrid() ? R.dimen.default_task_dismiss_drag_velocity_grid
-                            : R.dimen.default_task_dismiss_drag_velocity);
-            onDragEnd(dragVelocity);
-            return true;
+            mCurrentAnimation.setPlayFraction(
+                    Utilities.boundToRange(totalDisplacement * mProgressMultiplier, 0, 1));
         }
 
         return true;
@@ -303,6 +323,10 @@
 
     @Override
     public void onDragEnd(float velocity) {
+        if (mOverrideVelocity != null) {
+            velocity = mOverrideVelocity;
+            mOverrideVelocity = null;
+        }
         // Limit velocity, as very large scalar values make animations play too quickly
         float maxTaskDismissDragVelocity = mTaskBeingDragged.getResources().getDimension(
                 R.dimen.max_task_dismiss_drag_velocity);
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 92e8268..be927e0 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -103,10 +103,10 @@
 import com.android.quickstep.util.ProtoTracer;
 import com.android.quickstep.util.RecentsOrientedState;
 import com.android.quickstep.util.RectFSpringAnim;
+import com.android.quickstep.util.StaggeredWorkspaceAnim;
 import com.android.quickstep.util.SurfaceTransactionApplier;
 import com.android.quickstep.util.SwipePipToHomeAnimator;
 import com.android.quickstep.util.TransformParams;
-import com.android.quickstep.util.WorkspaceRevealAnim;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -202,7 +202,7 @@
             STATE_LAUNCHER_PRESENT | STATE_LAUNCHER_DRAWN | STATE_LAUNCHER_STARTED;
 
     public static final long MAX_SWIPE_DURATION = 350;
-    public static final long HOME_DURATION = WorkspaceRevealAnim.DURATION_MS;
+    public static final long HOME_DURATION = StaggeredWorkspaceAnim.DURATION_MS;
 
     public static final float MIN_PROGRESS_FOR_OVERVIEW = 0.7f;
     private static final float SWIPE_DURATION_MULTIPLIER =
@@ -394,6 +394,9 @@
         if (mStateCallback.hasStates(STATE_HANDLER_INVALIDATED)) {
             return;
         }
+        // RecentsView never updates the display rotation until swipe-up, force update
+        // RecentsOrientedState before passing to TaskViewSimulator.
+        mRecentsView.updateRecentsRotation();
         mTaskViewSimulator.setOrientationState(mRecentsView.getPagedViewOrientedState());
 
         // If we've already ended the gesture and are going home, don't prepare recents UI,
@@ -1395,6 +1398,10 @@
             mLauncherTransitionController.getNormalController().getAnimationPlayer().end();
             mLauncherTransitionController = null;
         }
+
+        if (mRecentsView != null) {
+            mRecentsView.abortScrollerAnimation();
+        }
     }
 
     /**
@@ -1413,7 +1420,7 @@
 
     private void resetStateForAnimationCancel() {
         boolean wasVisible = mWasLauncherAlreadyVisible || mGestureStarted;
-        mActivityInterface.onTransitionCancelled(wasVisible);
+        mActivityInterface.onTransitionCancelled(wasVisible, mGestureState.getEndTarget());
 
         // Leave the pending invisible flag, as it may be used by wallpaper open animation.
         if (mActivity != null) {
diff --git a/quickstep/src/com/android/quickstep/BaseActivityInterface.java b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
index ebf422c..803f036 100644
--- a/quickstep/src/com/android/quickstep/BaseActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
@@ -86,12 +86,22 @@
         mBackgroundState = backgroundState;
     }
 
-    public void onTransitionCancelled(boolean activityVisible) {
+    /**
+     * Called when the current gesture transition is cancelled.
+     * @param activityVisible Whether the user can see the changes we make here, so try to animate.
+     * @param endTarget If the gesture ended before we got cancelled, where we were headed.
+     */
+    public void onTransitionCancelled(boolean activityVisible,
+            @Nullable GestureState.GestureEndTarget endTarget) {
         ACTIVITY_TYPE activity = getCreatedActivity();
         if (activity == null) {
             return;
         }
         STATE_TYPE startState = activity.getStateManager().getRestState();
+        if (endTarget != null) {
+            // We were on our way to this state when we got canceled, end there instead.
+            startState = stateFromGestureEndTarget(endTarget);
+        }
         activity.getStateManager().goToState(startState, activityVisible);
     }
 
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index e52405b..afafce7 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -261,7 +261,7 @@
         }
 
         @Override
-        public void onSplitScreenSecondaryBoundsChanged(Rect bounds, Rect insets)  {
+        public void onSplitScreenSecondaryBoundsChanged(Rect bounds, Rect insets) {
             WindowBounds wb = new WindowBounds(bounds, insets);
             MAIN_EXECUTOR.execute(() -> SplitScreenBounds.INSTANCE.setSecondaryWindowBounds(wb));
         }
@@ -269,8 +269,34 @@
         @Override
         public void onImeWindowStatusChanged(int displayId, IBinder token, int vis,
                 int backDisposition, boolean showImeSwitcher) {
-            MAIN_EXECUTOR.execute(() -> mTaskbarManager.updateImeStatus(
-                    displayId, vis, backDisposition, showImeSwitcher));
+            executeForTaskbarManager(() -> mTaskbarManager
+                    .updateImeStatus(displayId, vis, backDisposition, showImeSwitcher));
+        }
+
+        @Override
+        public void onRotationProposal(int rotation, boolean isValid) {
+            executeForTaskbarManager(() -> mTaskbarManager.onRotationProposal(rotation, isValid));
+        }
+
+        @Override
+        public void disable(int displayId, int state1, int state2, boolean animate) {
+            executeForTaskbarManager(() -> mTaskbarManager
+                    .disable(displayId, state1, state2, animate));
+        }
+
+        @Override
+        public void onSystemBarAttributesChanged(int displayId, int behavior) {
+            executeForTaskbarManager(() -> mTaskbarManager
+                    .onSystemBarAttributesChanged(displayId, behavior));
+        }
+
+        private void executeForTaskbarManager(final Runnable r) {
+            MAIN_EXECUTOR.execute(() -> {
+                if (mTaskbarManager == null) {
+                    return;
+                }
+                r.run();
+            });
         }
 
         public TaskbarManager getTaskbarManager() {
diff --git a/quickstep/src/com/android/quickstep/util/AssistContentRequester.java b/quickstep/src/com/android/quickstep/util/AssistContentRequester.java
index 71c6382..b1e38eb 100644
--- a/quickstep/src/com/android/quickstep/util/AssistContentRequester.java
+++ b/quickstep/src/com/android/quickstep/util/AssistContentRequester.java
@@ -54,6 +54,7 @@
     private final IActivityTaskManager mActivityTaskManager;
     private final String mPackageName;
     private final Executor mCallbackExecutor;
+    private final Executor mSystemInteractionExecutor;
 
     // If system loses the callback, our internal cache of original callback will also get cleared.
     private final Map<Object, Callback> mPendingCallbacks =
@@ -63,6 +64,7 @@
         mActivityTaskManager = ActivityTaskManager.getService();
         mPackageName = context.getApplicationContext().getPackageName();
         mCallbackExecutor = Executors.MAIN_EXECUTOR;
+        mSystemInteractionExecutor = Executors.UI_HELPER_EXECUTOR;
     }
 
     /**
@@ -71,13 +73,16 @@
      * @param taskId to query for the content.
      * @param callback to call when the content is available, called on the main thread.
      */
-    public void requestAssistContent(int taskId, Callback callback) {
-        try {
-            mActivityTaskManager.requestAssistDataForTask(
-                    new AssistDataReceiver(callback, this), taskId, mPackageName);
-        } catch (RemoteException e) {
-            Log.e(TAG, "Requesting assist content failed for task: " + taskId, e);
-        }
+    public void requestAssistContent(final int taskId, final Callback callback) {
+        // ActivityTaskManager interaction here is synchronous, so call off the main thread.
+        mSystemInteractionExecutor.execute(() -> {
+            try {
+                mActivityTaskManager.requestAssistDataForTask(
+                        new AssistDataReceiver(callback, this), taskId, mPackageName);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Requesting assist content failed for task: " + taskId, e);
+            }
+        });
     }
 
     private void executeOnMainExecutor(Runnable callback) {
diff --git a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
index badb41a..5cf4f0b 100644
--- a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
+++ b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
@@ -78,6 +78,10 @@
         }
 
         StateAnimationConfig config = new StateAnimationConfig();
+        if (playWorkspaceRevealAnim) {
+            // WorkspaceRevealAnim handles the depth, so don't interfere.
+            config.animFlags |= StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
+        }
         config.duration = startState.getTransitionDuration(mLauncher);
         AnimatorSet stateAnim = stateManager.createAtomicAnimation(
                 startState, NORMAL, config);
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 4b0c08a..7cd8d60 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -75,7 +75,6 @@
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.UserHandle;
-import android.os.VibrationEffect;
 import android.text.Layout;
 import android.text.StaticLayout;
 import android.text.TextPaint;
@@ -132,7 +131,6 @@
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.TranslateEdgeEffect;
-import com.android.launcher3.util.VibratorWrapper;
 import com.android.launcher3.util.ViewPool;
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.BaseActivityInterface;
@@ -344,17 +342,6 @@
     private static final float ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET = 0.05f;
     private static final float ANIMATION_DISMISS_PROGRESS_MIDPOINT = 0.5f;
 
-    private static final int SNAP_TO_PAGE_VIBRATION_PRIMITIVE =
-            Utilities.ATLEAST_S ? VibrationEffect.Composition.PRIMITIVE_LOW_TICK : -1;
-    private static final float SNAP_TO_PAGE_VIBRATION_PRIMITIVE_SCALE = 0.4f;
-    private static final VibrationEffect SNAP_TO_PAGE_VIBRATION_FALLBACK =
-            VibrationEffect.createPredefined(VibrationEffect.EFFECT_TEXTURE_TICK);
-    private static final int EDGE_IMPACT_VIBRATION_PRIMITIVE =
-            Utilities.ATLEAST_R ? VibrationEffect.Composition.PRIMITIVE_TICK : -1;
-    private static final float EDGE_IMPACT_VIBRATION_PRIMITIVE_SCALE = 0.8f;
-    private static final VibrationEffect EDGE_IMPACT_VIBRATION_FALLBACK =
-            VibrationEffect.createPredefined(VibrationEffect.EFFECT_TICK);
-
     protected final RecentsOrientedState mOrientationState;
     protected final BaseActivityInterface<STATE_TYPE, ACTIVITY_TYPE> mSizeStrategy;
     protected RecentsAnimationController mRecentsAnimationController;
@@ -979,8 +966,6 @@
     @Override
     protected void onPageEndTransition() {
         super.onPageEndTransition();
-        VibratorWrapper.INSTANCE.get(mContext).vibrate(SNAP_TO_PAGE_VIBRATION_PRIMITIVE,
-                SNAP_TO_PAGE_VIBRATION_PRIMITIVE_SCALE, SNAP_TO_PAGE_VIBRATION_FALLBACK);
         if (isClearAllHidden()) {
             mActionsView.updateDisabledFlags(OverviewActionsView.DISABLED_SCROLLING, false);
         }
@@ -1084,13 +1069,6 @@
     }
 
     @Override
-    protected void onEdgeAbsorbingScroll() {
-        super.onEdgeAbsorbingScroll();
-        VibratorWrapper.INSTANCE.get(mContext).vibrate(EDGE_IMPACT_VIBRATION_PRIMITIVE,
-                EDGE_IMPACT_VIBRATION_PRIMITIVE_SCALE, EDGE_IMPACT_VIBRATION_FALLBACK);
-    }
-
-    @Override
     protected void determineScrollingStart(MotionEvent ev, float touchSlopScale) {
         // Enables swiping to the left or right only if the task overlay is not modal.
         if (!isModal()) {
@@ -2702,19 +2680,20 @@
         if (LIVE_TILE.get() && mEnableDrawingLiveTile && newConfig.orientation != mOrientation) {
             switchToScreenshot(
                     () -> finishRecentsAnimation(true /* toRecents */,
-                            this::onConfigurationChangedInternal));
+                            this::updateRecentsRotation));
             mEnableDrawingLiveTile = false;
         } else {
-            onConfigurationChangedInternal();
+            updateRecentsRotation();
         }
         mOrientation = newConfig.orientation;
     }
 
-    private void onConfigurationChangedInternal() {
+    /**
+     * Updates {@link RecentsOrientedState}'s cached RecentsView rotation.
+     */
+    public void updateRecentsRotation() {
         final int rotation = mActivity.getDisplay().getRotation();
-        if (mOrientationState.setRecentsRotation(rotation)) {
-            updateOrientationHandler();
-        }
+        mOrientationState.setRecentsRotation(rotation);
     }
 
     public void setLayoutRotation(int touchRotation, int displayRotation) {
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuView.java b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
index d5816b5..c97225e 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
@@ -234,7 +234,7 @@
         Rect insets = mActivity.getDragLayer().getInsets();
         BaseDragLayer.LayoutParams params = (BaseDragLayer.LayoutParams) getLayoutParams();
         int padding = getResources()
-                .getDimensionPixelSize(R.dimen.task_card_menu_option_vertical_padding);
+                .getDimensionPixelSize(R.dimen.task_menu_vertical_padding);
         params.width = orientationHandler.getTaskMenuWidth(taskView.getThumbnail()) - (2 * padding);
         // Gravity set to Left instead of Start as sTempRect.left measures Left distance not Start
         params.gravity = Gravity.LEFT;
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 1bfd430..df195d7 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -336,12 +336,20 @@
         if (mOverlayEnabled != overlayEnabled) {
             mOverlayEnabled = overlayEnabled;
 
-            if (mOverlayEnabled) {
-                getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.mMatrix,
-                        mPreviewPositionHelper.mIsOrientationChanged);
-            } else {
-                getTaskOverlay().reset();
-            }
+            refreshOverlay();
+        }
+    }
+
+    /**
+     * Potentially re-init the task overlay. Be cautious when calling this as the overlay may
+     * do processing on initialization.
+     */
+    private void refreshOverlay() {
+        if (mOverlayEnabled) {
+            getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.mMatrix,
+                    mPreviewPositionHelper.mIsOrientationChanged);
+        } else {
+            getTaskOverlay().reset();
         }
     }
 
@@ -382,6 +390,8 @@
     protected void onSizeChanged(int w, int h, int oldw, int oldh) {
         super.onSizeChanged(w, h, oldw, oldh);
         updateThumbnailMatrix();
+
+        refreshOverlay();
     }
 
     private ColorFilter getColorFilter(float dimAmount) {
diff --git a/quickstep/tests/src/com/android/quickstep/NavigationBarRotationContextTest.java b/quickstep/tests/src/com/android/quickstep/NavigationBarRotationContextTest.java
new file mode 100644
index 0000000..af5819a
--- /dev/null
+++ b/quickstep/tests/src/com/android/quickstep/NavigationBarRotationContextTest.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.graphics.drawable.AnimatedVectorDrawable;
+import android.view.View;
+import android.view.WindowInsetsController;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
+import com.android.launcher3.taskbar.contextual.RotationButton;
+import com.android.launcher3.taskbar.contextual.RotationButtonController;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+
+/** SysUI equivalent */
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class NavigationBarRotationContextTest {
+    private static final int DEFAULT_ROTATE = 0;
+    private static final int DEFAULT_DISPLAY = 0;
+
+
+    private RotationButtonController mRotationButtonController;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        Context mTargetContext = InstrumentationRegistry.getTargetContext();
+        final View view = new View(mTargetContext);
+        RotationButton rotationButton = mock(RotationButton.class);
+        mRotationButtonController = new RotationButtonController(mTargetContext, 0, 0);
+        mRotationButtonController.setRotationButton(rotationButton);
+        // Due to a mockito issue, only spy the object after setting the initial state
+        mRotationButtonController = spy(mRotationButtonController);
+        final AnimatedVectorDrawable kbd = mock(AnimatedVectorDrawable.class);
+        doReturn(view).when(rotationButton).getCurrentView();
+        doReturn(true).when(rotationButton).acceptRotationProposal();
+    }
+
+    @Test
+    public void testOnInvalidRotationProposal() {
+        mRotationButtonController.onRotationProposal(DEFAULT_ROTATE + 1,
+                false /* isValid */);
+        verify(mRotationButtonController, times(1))
+                .setRotateSuggestionButtonState(false /* visible */);
+    }
+
+    @Test
+    public void testOnSameRotationProposal() {
+        mRotationButtonController.onRotationProposal(DEFAULT_ROTATE,
+                true /* isValid */);
+        verify(mRotationButtonController, times(1))
+                .setRotateSuggestionButtonState(false /* visible */);
+    }
+
+    @Test
+    public void testOnRotationProposalShowButtonShowNav() {
+        // No navigation bar should not call to set visibility state
+        mRotationButtonController.onBehaviorChanged(DEFAULT_DISPLAY,
+                WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE);
+        mRotationButtonController.onTaskBarVisibilityChange(false /* showing */);
+        verify(mRotationButtonController, times(0)).setRotateSuggestionButtonState(
+                false /* visible */);
+        verify(mRotationButtonController, times(0)).setRotateSuggestionButtonState(
+                true /* visible */);
+
+        // No navigation bar with rotation change should not call to set visibility state
+        mRotationButtonController.onRotationProposal(DEFAULT_ROTATE + 1,
+                true /* isValid */);
+        verify(mRotationButtonController, times(0)).setRotateSuggestionButtonState(
+                false /* visible */);
+        verify(mRotationButtonController, times(0)).setRotateSuggestionButtonState(
+                true /* visible */);
+
+        // Since rotation has changed rotation should be pending, show mButton when showing nav bar
+        mRotationButtonController.onTaskBarVisibilityChange(true /* showing */);
+        verify(mRotationButtonController, times(1)).setRotateSuggestionButtonState(
+                true /* visible */);
+    }
+
+    @Test
+    public void testOnRotationProposalShowButton() {
+        // Navigation bar being visible should not call to set visibility state
+        mRotationButtonController.onTaskBarVisibilityChange(true /* showing */);
+        verify(mRotationButtonController, times(0))
+                .setRotateSuggestionButtonState(false /* visible */);
+        verify(mRotationButtonController, times(0))
+                .setRotateSuggestionButtonState(true /* visible */);
+
+        // Navigation bar is visible and rotation requested
+        mRotationButtonController.onRotationProposal(DEFAULT_ROTATE + 1,
+                true /* isValid */);
+        verify(mRotationButtonController, times(1))
+                .setRotateSuggestionButtonState(true /* visible */);
+    }
+}
diff --git a/res/color-night-v31/widgets_picker_surface.xml b/res/color-night-v31/surface.xml
similarity index 100%
rename from res/color-night-v31/widgets_picker_surface.xml
rename to res/color-night-v31/surface.xml
diff --git a/res/color-v31/widgets_picker_surface.xml b/res/color-v31/surface.xml
similarity index 100%
rename from res/color-v31/widgets_picker_surface.xml
rename to res/color-v31/surface.xml
diff --git a/res/color/arrow_tip_view_content.xml b/res/color/arrow_tip_view_content.xml
index 87c733e..7d7f98b 100644
--- a/res/color/arrow_tip_view_content.xml
+++ b/res/color/arrow_tip_view_content.xml
@@ -19,5 +19,5 @@
 -->
 <selector
     xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:color="@android:color/white" />
+    <item android:color="?android:attr/textColorPrimaryInverse" />
 </selector>
diff --git a/res/color/button_bg.xml b/res/color/button_bg.xml
new file mode 100644
index 0000000..91eed50
--- /dev/null
+++ b/res/color/button_bg.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2021, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<selector
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?android:attr/colorAccent" />
+</selector>
diff --git a/res/color/button_text.xml b/res/color/button_text.xml
new file mode 100644
index 0000000..7d7f98b
--- /dev/null
+++ b/res/color/button_text.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2021, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<selector
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?android:attr/textColorPrimaryInverse" />
+</selector>
diff --git a/res/color/widgets_picker_surface.xml b/res/color/surface.xml
similarity index 100%
rename from res/color/widgets_picker_surface.xml
rename to res/color/surface.xml
diff --git a/res/drawable-v28/widgets_bottom_sheet_background.xml b/res/drawable-v28/widgets_bottom_sheet_background.xml
index c3009c3..7fb8681 100644
--- a/res/drawable-v28/widgets_bottom_sheet_background.xml
+++ b/res/drawable-v28/widgets_bottom_sheet_background.xml
@@ -16,7 +16,7 @@
 -->
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
-    <solid android:color="@color/widgets_picker_surface" />
+    <solid android:color="@color/surface" />
     <corners
         android:topLeftRadius="?android:attr/dialogCornerRadius"
         android:topRightRadius="?android:attr/dialogCornerRadius"
diff --git a/res/drawable/add_item_dialog_background.xml b/res/drawable/add_item_dialog_background.xml
index 16a0767..c3a8269 100644
--- a/res/drawable/add_item_dialog_background.xml
+++ b/res/drawable/add_item_dialog_background.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle" >
-    <solid android:color="@color/widgets_picker_surface" />
+    <solid android:color="@color/surface" />
     <corners
         android:topLeftRadius="?android:attr/dialogCornerRadius"
         android:topRightRadius="?android:attr/dialogCornerRadius" />
diff --git a/res/drawable/add_item_dialog_button_background.xml b/res/drawable/add_item_dialog_button_background.xml
deleted file mode 100644
index 1b4591f..0000000
--- a/res/drawable/add_item_dialog_button_background.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<inset
-    android:insetLeft="@dimen/pin_widget_button_inset_horizontal"
-    android:insetRight="@dimen/pin_widget_button_inset_horizontal"
-    android:insetTop="@dimen/pin_widget_button_inset_vertical"
-    android:insetBottom="@dimen/pin_widget_button_inset_vertical"
-    xmlns:android="http://schemas.android.com/apk/res/android">
-    <ripple
-        android:color="?android:attr/colorControlHighlight">
-        <item>
-            <shape android:tint="?android:attr/colorAccent" android:shape="rectangle">
-                <corners android:radius="18dp" />
-                <solid android:color="#FFFFFF"  />
-                <padding
-                    android:left="@dimen/pin_widget_button_padding_horizontal"
-                    android:top="@dimen/pin_widget_button_padding_vertical"
-                    android:right="@dimen/pin_widget_button_padding_horizontal"
-                    android:bottom="@dimen/pin_widget_button_padding_vertical" />
-            </shape>
-        </item>
-    </ripple>
-</inset>
\ No newline at end of file
diff --git a/res/drawable/arrow_toast_rounded_background.xml b/res/drawable/arrow_toast_rounded_background.xml
index f3f2158..1206ddd 100644
--- a/res/drawable/arrow_toast_rounded_background.xml
+++ b/res/drawable/arrow_toast_rounded_background.xml
@@ -15,5 +15,5 @@
 -->
 <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
     <solid android:color="@color/arrow_tip_view_bg" />
-    <corners android:radius="8dp" />
+    <corners android:radius="@dimen/dialogCornerRadius" />
 </shape>
diff --git a/res/drawable/bg_rounded_corner_bottom_sheet.xml b/res/drawable/bg_rounded_corner_bottom_sheet.xml
new file mode 100644
index 0000000..aa49bce
--- /dev/null
+++ b/res/drawable/bg_rounded_corner_bottom_sheet.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle" >
+    <solid android:color="@color/surface" />
+    <corners
+        android:topLeftRadius="@dimen/dialogCornerRadius"
+        android:topRightRadius="@dimen/dialogCornerRadius" />
+</shape>
\ No newline at end of file
diff --git a/res/drawable/bg_widgets_searchbox.xml b/res/drawable/bg_widgets_searchbox.xml
index 3230ac8..dc6d868 100644
--- a/res/drawable/bg_widgets_searchbox.xml
+++ b/res/drawable/bg_widgets_searchbox.xml
@@ -14,6 +14,6 @@
      limitations under the License.
 -->
 <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
-    <solid android:color="@color/widgets_picker_surface" />
+    <solid android:color="@color/surface" />
     <corners android:radius="24dp" />
 </shape>
\ No newline at end of file
diff --git a/res/drawable/button_bottom_rounded_colored_ripple.xml b/res/drawable/button_bottom_rounded_colored_ripple.xml
new file mode 100644
index 0000000..95f5234
--- /dev/null
+++ b/res/drawable/button_bottom_rounded_colored_ripple.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<inset
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <ripple
+        android:color="?android:attr/colorControlHighlight">
+        <item>
+            <shape android:shape="rectangle">
+                <corners
+                    android:topLeftRadius="4dp"
+                    android:topRightRadius="4dp"
+                    android:bottomLeftRadius="12dp"
+                    android:bottomRightRadius="12dp"  />
+                <solid android:color="@color/button_bg"/>
+            </shape>
+        </item>
+    </ripple>
+</inset>
\ No newline at end of file
diff --git a/res/drawable/button_rounded_colored_ripple.xml b/res/drawable/button_rounded_colored_ripple.xml
new file mode 100644
index 0000000..f6d689f
--- /dev/null
+++ b/res/drawable/button_rounded_colored_ripple.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<inset
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <ripple
+        android:color="?android:attr/colorControlHighlight">
+        <item>
+            <shape android:shape="rectangle">
+                <corners android:radius="12dp"/>
+                <solid android:color="@color/button_bg"/>
+            </shape>
+        </item>
+    </ripple>
+</inset>
\ No newline at end of file
diff --git a/res/drawable/button_top_rounded_bordered_ripple.xml b/res/drawable/button_top_rounded_bordered_ripple.xml
new file mode 100644
index 0000000..f15a4a0
--- /dev/null
+++ b/res/drawable/button_top_rounded_bordered_ripple.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<inset
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <ripple
+        android:color="?android:attr/colorControlHighlight">
+        <item>
+            <shape android:shape="rectangle">
+                <corners
+                    android:topLeftRadius="12dp"
+                    android:topRightRadius="12dp"
+                    android:bottomLeftRadius="4dp"
+                    android:bottomRightRadius="4dp"  />
+                <solid android:color="@color/surface"/>
+                <stroke
+                    android:width="2dp"
+                    android:color="@color/button_bg"/>
+            </shape>
+        </item>
+    </ripple>
+</inset>
\ No newline at end of file
diff --git a/res/drawable/full_rounded_colored_ripple.xml b/res/drawable/full_rounded_colored_ripple.xml
new file mode 100644
index 0000000..d89537c
--- /dev/null
+++ b/res/drawable/full_rounded_colored_ripple.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<inset
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <ripple
+        android:color="?android:attr/colorControlHighlight">
+        <item>
+            <shape android:shape="rectangle">
+                <solid android:color="@color/button_bg"/>
+                <corners android:radius="28dp"/>
+            </shape>
+        </item>
+    </ripple>
+</inset>
\ No newline at end of file
diff --git a/res/drawable/widgets_bottom_sheet_background.xml b/res/drawable/widgets_bottom_sheet_background.xml
index 2460767..b877546 100644
--- a/res/drawable/widgets_bottom_sheet_background.xml
+++ b/res/drawable/widgets_bottom_sheet_background.xml
@@ -16,7 +16,7 @@
 -->
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
-    <solid android:color="@color/widgets_picker_surface" />
+    <solid android:color="@color/surface" />
     <corners
         android:topLeftRadius="@dimen/default_dialog_corner_radius"
         android:topRightRadius="@dimen/default_dialog_corner_radius"
diff --git a/res/drawable/widgets_list_bottom_ripple.xml b/res/drawable/widgets_list_bottom_ripple.xml
index 971d6f3..c2debb1 100644
--- a/res/drawable/widgets_list_bottom_ripple.xml
+++ b/res/drawable/widgets_list_bottom_ripple.xml
@@ -21,7 +21,7 @@
     android:color="?android:attr/colorControlHighlight">
     <item android:id="@android:id/mask">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_content_corner_radius"
                 android:topRightRadius="@dimen/widget_list_content_corner_radius"
@@ -31,7 +31,7 @@
     </item>
     <item android:id="@android:id/background">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_content_corner_radius"
                 android:topRightRadius="@dimen/widget_list_content_corner_radius"
diff --git a/res/drawable/widgets_list_middle_ripple.xml b/res/drawable/widgets_list_middle_ripple.xml
index 2b77d4d..83f96a0 100644
--- a/res/drawable/widgets_list_middle_ripple.xml
+++ b/res/drawable/widgets_list_middle_ripple.xml
@@ -21,7 +21,7 @@
     android:color="?android:attr/colorControlHighlight">
     <item android:id="@android:id/mask">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_content_corner_radius"
                 android:topRightRadius="@dimen/widget_list_content_corner_radius"
@@ -32,7 +32,7 @@
 
     <item android:id="@android:id/background">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_content_corner_radius"
                 android:topRightRadius="@dimen/widget_list_content_corner_radius"
diff --git a/res/drawable/widgets_list_single_item_ripple.xml b/res/drawable/widgets_list_single_item_ripple.xml
index c09944d..a4223a8 100644
--- a/res/drawable/widgets_list_single_item_ripple.xml
+++ b/res/drawable/widgets_list_single_item_ripple.xml
@@ -21,7 +21,7 @@
     android:color="?android:attr/colorControlHighlight">
     <item android:id="@android:id/mask">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
                 android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
@@ -31,7 +31,7 @@
     </item>
     <item android:id="@android:id/background">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
                 android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
diff --git a/res/drawable/widgets_list_top_ripple.xml b/res/drawable/widgets_list_top_ripple.xml
index f79ab72..bc0876e 100644
--- a/res/drawable/widgets_list_top_ripple.xml
+++ b/res/drawable/widgets_list_top_ripple.xml
@@ -21,7 +21,7 @@
     android:color="?android:attr/colorControlHighlight">
     <item android:id="@android:id/mask">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
                 android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
@@ -32,7 +32,7 @@
 
     <item android:id="@android:id/background">
         <shape android:shape="rectangle">
-            <solid android:color="@color/widgets_picker_surface" />
+            <solid android:color="@color/surface" />
             <corners
                 android:topLeftRadius="@dimen/widget_list_top_bottom_corner_radius"
                 android:topRightRadius="@dimen/widget_list_top_bottom_corner_radius"
diff --git a/res/drawable/widgets_recommendation_background.xml b/res/drawable/widgets_recommendation_background.xml
index b59de27..0550a34 100644
--- a/res/drawable/widgets_recommendation_background.xml
+++ b/res/drawable/widgets_recommendation_background.xml
@@ -19,6 +19,6 @@
 -->
 <shape android:shape="rectangle"
     xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="@color/widgets_picker_surface" />
+    <solid android:color="@color/surface" />
     <corners android:radius="@dimen/widget_list_top_bottom_corner_radius"/>
 </shape>
\ No newline at end of file
diff --git a/res/layout/add_item_confirmation_activity.xml b/res/layout/add_item_confirmation_activity.xml
index 0a3fbbc..ddc9815 100644
--- a/res/layout/add_item_confirmation_activity.xml
+++ b/res/layout/add_item_confirmation_activity.xml
@@ -53,7 +53,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:gravity="center_horizontal"
-            android:paddingVertical="8dp"
+            android:paddingTop="8dp"
             android:text="@string/add_item_request_drag_hint"
             android:textSize="14sp"
             android:textColor="?android:attr/textColorSecondary"
@@ -70,28 +70,33 @@
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:gravity="end"
-            android:padding="8dp"
+            android:gravity="center_vertical|end"
+            android:paddingHorizontal="24dp"
+            android:paddingVertical="8dp"
             android:orientation="horizontal">
             <Button
-                style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
+                style="@style/Button.FullRounded.Colored"
                 android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
+                android:layout_height="36dp"
                 android:paddingHorizontal="16dp"
-                android:onClick="onCancelClick"
-                android:text="@android:string/cancel" />
+                android:textSize="14sp"
+                android:textColor="@color/button_text"
+                android:text="@android:string/cancel"
+                android:onClick="onCancelClick"/>
 
             <Space
-                android:layout_width="4dp"
+                android:layout_width="8dp"
                 android:layout_height="wrap_content" />
 
             <Button
-                style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
+                style="@style/Button.FullRounded.Colored"
                 android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
+                android:layout_height="36dp"
                 android:paddingHorizontal="16dp"
-                android:onClick="onPlaceAutomaticallyClick"
-                android:text="@string/add_to_home_screen"/>
+                android:textSize="14sp"
+                android:textColor="@color/button_text"
+                android:text="@string/add_to_home_screen"
+                android:onClick="onPlaceAutomaticallyClick"/>
         </LinearLayout>
     </com.android.launcher3.widget.AddItemWidgetsBottomSheet>
 
diff --git a/res/layout/arrow_toast.xml b/res/layout/arrow_toast.xml
index c071bec..aee00a9 100644
--- a/res/layout/arrow_toast.xml
+++ b/res/layout/arrow_toast.xml
@@ -14,46 +14,22 @@
      limitations under the License.
 -->
 
-<merge xmlns:android="http://schemas.android.com/apk/res/android"
+<merge
+    xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_height="wrap_content"
     android:layout_width="wrap_content">
 
-    <LinearLayout
+    <TextView
+        android:id="@+id/text"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:paddingStart="24dp"
-        android:paddingEnd="4dp"
-        android:background="@drawable/arrow_toast_rounded_background"
         android:layout_gravity="center_horizontal"
+        android:gravity="center"
+        android:padding="16dp"
+        android:background="@drawable/arrow_toast_rounded_background"
         android:elevation="2dp"
-        android:orientation="horizontal">
-
-        <TextView
-            android:id="@+id/text"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:paddingTop="5dp"
-            android:paddingBottom="5dp"
-            android:gravity="center"
-            android:layout_gravity="center_vertical"
-            android:textColor="@color/arrow_tip_view_content"
-            android:textSize="16sp" />
-
-        <ImageView
-            android:id="@+id/dismiss"
-            android:layout_width="40dp"
-            android:layout_height="40dp"
-            android:layout_gravity="center_vertical"
-            android:padding="10dp"
-            android:layout_marginStart="2dp"
-            android:layout_marginEnd="2dp"
-            android:alpha="0.7"
-            android:src="@drawable/ic_remove_no_shadow"
-            android:tint="@color/arrow_tip_view_content"
-            android:background="?android:attr/selectableItemBackgroundBorderless"
-            android:contentDescription="@string/accessibility_close" />
-    </LinearLayout>
+        android:textColor="@color/arrow_tip_view_content"
+        android:textSize="14sp"/>
 
     <View
         android:id="@+id/arrow"
diff --git a/res/layout/settings_activity.xml b/res/layout/settings_activity.xml
new file mode 100644
index 0000000..c70d5bf
--- /dev/null
+++ b/res/layout/settings_activity.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2021 The Android Open Source Project
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/content_parent"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <Toolbar
+        android:id="@+id/action_bar"
+        style="?android:attr/actionBarStyle"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:theme="?android:attr/actionBarTheme" />
+
+    <FrameLayout
+        android:id="@+id/content_frame"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+</LinearLayout>
\ No newline at end of file
diff --git a/res/layout/widgets_edu.xml b/res/layout/widgets_edu.xml
new file mode 100644
index 0000000..280c095
--- /dev/null
+++ b/res/layout/widgets_edu.xml
@@ -0,0 +1,66 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<com.android.launcher3.views.WidgetsEduView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_gravity="bottom"
+    android:gravity="bottom"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:id="@+id/edu_view"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@drawable/bg_rounded_corner_bottom_sheet"
+        android:gravity="center_horizontal"
+        android:orientation="vertical"
+        android:paddingHorizontal="@dimen/bottom_sheet_edu_padding"
+        android:paddingTop="@dimen/bottom_sheet_edu_padding">
+
+        <TextView
+            style="@style/TextHeadline"
+            android:id="@+id/edu_header"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_horizontal"
+            android:text="@string/widget_education_header"
+            android:textColor="?android:attr/textColorPrimary"
+            android:textSize="24sp"
+            android:layout_marginBottom="16dp"/>
+
+        <TextView
+            android:id="@+id/edu_content"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_horizontal"
+            android:text="@string/widget_education_content"
+            android:textSize="14sp"
+            android:textColor="?android:attr/textColorSecondary"
+            android:layout_marginBottom="24dp"/>
+
+        <Button
+            android:id="@+id/edu_close_button"
+            style="@style/Button.Rounded.Colored"
+            android:layout_width="match_parent"
+            android:layout_height="56dp"
+            android:text="@string/widget_education_close_button"
+            android:textSize="16sp"
+            android:textColor="@color/button_text"
+            android:layout_marginBottom="8dp"/>
+    </LinearLayout>
+</com.android.launcher3.views.WidgetsEduView>
\ No newline at end of file
diff --git a/res/layout/widgets_full_sheet.xml b/res/layout/widgets_full_sheet.xml
index a01aa2c..dca3e79 100644
--- a/res/layout/widgets_full_sheet.xml
+++ b/res/layout/widgets_full_sheet.xml
@@ -25,8 +25,7 @@
         android:id="@+id/container"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:background="?android:attr/colorBackground"
-        android:elevation="4dp">
+        android:background="?android:attr/colorBackground">
 
         <TextView
             android:id="@+id/no_widgets_text"
diff --git a/res/values-v28/dimens.xml b/res/values-v28/dimens.xml
new file mode 100644
index 0000000..ffa8cc4
--- /dev/null
+++ b/res/values-v28/dimens.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<resources>
+    <dimen name="dialogCornerRadius">?android:attr/dialogCornerRadius</dimen>
+</resources>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index c5f36ce..d6a6f43 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -124,6 +124,11 @@
 
     <dimen name="recommended_widgets_table_vertical_padding">8dp</dimen>
 
+    <!-- Bottom margin for the search and recommended widgets container without work profile -->
+    <dimen name="search_and_recommended_widgets_container_bottom_margin">16dp</dimen>
+    <!-- Bottom margin for the search and recommended widgets container with work profile -->
+    <dimen name="search_and_recommended_widgets_container_small_bottom_margin">10dp</dimen>
+
     <dimen name="widget_list_top_bottom_corner_radius">28dp</dimen>
     <dimen name="widget_list_content_corner_radius">4dp</dimen>
 
@@ -144,10 +149,10 @@
     <dimen name="widget_row_padding">8dp</dimen>
     <dimen name="widget_row_divider">2dp</dimen>
 
-    <dimen name="widget_picker_education_tip_width">120dp</dimen>
+    <dimen name="widget_picker_education_tip_max_width">308dp</dimen>
     <dimen name="widget_picker_education_tip_min_margin">4dp</dimen>
 
-    <dimen name="widget_picker_view_pager_top_padding">16dp</dimen>
+    <dimen name="widget_picker_view_pager_top_padding">10dp</dimen>
 
     <!-- Padding applied to shortcut previews -->
     <dimen name="shortcut_preview_padding_left">0dp</dimen>
@@ -283,6 +288,7 @@
 
 <!-- Theming related -->
     <dimen name="default_dialog_corner_radius">8dp</dimen>
+    <dimen name="dialogCornerRadius">@dimen/default_dialog_corner_radius</dimen>
 
     <!-- Onboarding bottomsheet related -->
     <dimen name="bottom_sheet_edu_padding">24dp</dimen>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index eae32b7..c851cf8 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -99,6 +99,15 @@
     <!-- A widget category label for grouping widgets related to conversations. [CHAR_LIMIT=30] -->
     <string name="widget_category_conversations">Conversations</string>
 
+    <!-- Title of a dialog. This dialog lets a user know how they can use widgets on their phone.
+         [CHAR_LIMIT=NONE] -->
+    <string name="widget_education_header">Useful info at your fingertips</string>
+    <!-- Dialog text. This dialog lets a user know how they can use widgets on their phone.
+         [CHAR_LIMIT=NONE] -->
+    <string name="widget_education_content">To get info without opening apps, you can add widgets to your Home screen</string>
+    <!-- Text on the button that closes the education dialog about widgets. [CHAR_LIMIT=50] -->
+    <string name="widget_education_close_button">Got it</string>
+
     <!-- All Apps -->
     <!-- Search bar text in the apps view. [CHAR_LIMIT=50] -->
     <string name="all_apps_search_bar_hint">Search apps</string>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index df617ea..92824ad 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -48,7 +48,7 @@
         <item name="workspaceStatusBarScrim">@drawable/workspace_bg</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme</item>
         <item name="folderDotColor">?android:attr/colorPrimary</item>
-        <item name="folderFillColor">?android:attr/colorBackground</item>
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderIconBorderColor">?android:attr/colorPrimary</item>
         <item name="folderTextColor">?android:attr/textColorPrimary</item>
         <item name="isFolderDarkText">true</item>
@@ -71,7 +71,7 @@
     </style>
 
     <style name="LauncherTheme.DarkMainColor" parent="@style/LauncherTheme">
-        <item name="folderFillColor">#FF3C4043</item> <!-- 100% GM2 800 -->
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderTextColor">?attr/workspaceTextColor</item>
         <item name="isFolderDarkText">?attr/isWorkspaceDarkText</item>
         <item name="folderHintColor">@color/folder_hint_text_color_dark</item>
@@ -87,7 +87,7 @@
         <item name="isWorkspaceDarkText">true</item>
         <item name="workspaceStatusBarScrim">@null</item>
         <item name="folderDotColor">#FF464646</item>
-        <item name="folderFillColor">#CDFFFFFF</item>
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderIconBorderColor">#FF80868B</item>
         <item name="folderTextColor">?attr/workspaceTextColor</item>
         <item name="isFolderDarkText">true</item>
@@ -109,7 +109,7 @@
         <item name="popupColorTertiary">@color/popup_color_tertiary_dark</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme.Dark</item>
         <item name="folderDotColor">?android:attr/colorPrimary</item>
-        <item name="folderFillColor">?android:attr/colorBackground</item>
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderIconBorderColor">?android:attr/colorPrimary</item>
         <item name="folderTextColor">?android:attr/textColorPrimary</item>
         <item name="isFolderDarkText">false</item>
@@ -123,7 +123,7 @@
     </style>
 
     <style name="LauncherTheme.Dark.DarkMainColor" parent="@style/LauncherTheme.Dark">
-        <item name="folderFillColor">#FF3C4043</item> <!-- 100% GM2 800 -->
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderTextColor">@android:color/white</item>
         <item name="isFolderDarkText">false</item>
         <item name="folderHintColor">@color/folder_hint_text_color_light</item>
@@ -132,7 +132,7 @@
 
     <style name="LauncherTheme.Dark.DarkText" parent="@style/LauncherTheme.Dark">
         <item name="android:colorControlHighlight">#19212121</item>
-        <item name="folderFillColor">#CDFFFFFF</item>
+        <item name="folderFillColor">?android:attr/colorBackgroundFloating</item>
         <item name="folderTextColor">?attr/workspaceTextColor</item>
         <item name="isFolderDarkText">?attr/isWorkspaceDarkText</item>
         <item name="folderHintColor">@color/folder_hint_text_color_dark</item>
@@ -156,6 +156,8 @@
 
     <style name="HomeSettingsTheme" parent="@android:style/Theme.DeviceDefault.Settings">
         <item name="android:navigationBarColor">?android:colorPrimaryDark</item>
+        <item name="android:windowActionBar">false</item>
+        <item name="android:windowNoTitle">true</item>
         <item name="preferenceTheme">@style/HomeSettingsPreferenceTheme</item>
     </style>
 
@@ -240,7 +242,7 @@
 
 
     <!-- Icon displayed on the workspace -->
-    <style name="BaseIcon.Workspace" >
+    <style name="BaseIcon.Workspace.Shadows" parent="BaseIcon">
         <item name="android:shadowRadius">2.0</item>
         <item name="android:shadowColor">?attr/workspaceShadowColor</item>
         <item name="ambientShadowColor">?attr/workspaceAmbientShadowColor</item>
@@ -251,6 +253,10 @@
         <item name="keyShadowOffsetY">.5dp</item>
     </style>
 
+    <!-- Intentionally empty so we can override -->
+    <style name="BaseIcon.Workspace" parent="BaseIcon.Workspace.Shadows">
+    </style>
+
     <!-- Theme for the popup container -->
     <style name="PopupItem">
         <item name="android:colorControlHighlight">?attr/popupColorTertiary</item>
@@ -287,8 +293,24 @@
         <item name="android:colorForeground">@color/all_apps_bg_hand_fill_dark</item>
     </style>
 
-    <style name="Widget.DeviceDefault.Button.Rounded.Colored" parent="@android:style/Widget.DeviceDefault.Button.Colored">
-        <item name="android:background">@drawable/add_item_dialog_button_background</item>
+    <style name="Button.TopRounded.Bordered" parent="@android:style/Widget.Material.Button">
+        <item name="android:background">@drawable/button_top_rounded_bordered_ripple</item>
+        <item name="android:stateListAnimator">@null</item>
+    </style>
+
+    <style name="Button.BottomRounded.Colored" parent="@android:style/Widget.Material.Button">
+        <item name="android:background">@drawable/button_bottom_rounded_colored_ripple</item>
+        <item name="android:stateListAnimator">@null</item>
+    </style>
+
+    <style name="Button.Rounded.Colored" parent="@android:style/Widget.Material.Button">
+        <item name="android:background">@drawable/button_rounded_colored_ripple</item>
+        <item name="android:stateListAnimator">@null</item>
+    </style>
+
+    <style name="Button.FullRounded.Colored" parent="@android:style/Widget.Material.Button">
+        <item name="android:background">@drawable/full_rounded_colored_ripple</item>
+        <item name="android:stateListAnimator">@null</item>
     </style>
 
     <style name="AddItemActivityTheme" parent="@android:style/Theme.Translucent.NoTitleBar">
diff --git a/res/xml/size_limits_80x104.xml b/res/xml/size_limits_80x104.xml
index f375549..f5ca757 100644
--- a/res/xml/size_limits_80x104.xml
+++ b/res/xml/size_limits_80x104.xml
@@ -62,10 +62,10 @@
     <device-padding
         launcher:maxEmptySpace="9999dp">
         <workspaceTopPadding
-            launcher:a="0.38"
+            launcher:a="0.40"
             launcher:c="36dp"/>
         <workspaceBottomPadding
-            launcher:a="0.62"
+            launcher:a="0.60"
             launcher:c="36dp"/>
         <hotseatBottomPadding
             launcher:a="0"
diff --git a/src/com/android/launcher3/AbstractFloatingView.java b/src/com/android/launcher3/AbstractFloatingView.java
index 9100947..4979b40 100644
--- a/src/com/android/launcher3/AbstractFloatingView.java
+++ b/src/com/android/launcher3/AbstractFloatingView.java
@@ -63,7 +63,8 @@
             TYPE_TASK_MENU,
             TYPE_OPTIONS_POPUP,
             TYPE_ICON_SURFACE,
-            TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP
+            TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP,
+            TYPE_WIDGETS_EDUCATION_DIALOG
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface FloatingViewType {}
@@ -85,17 +86,19 @@
     public static final int TYPE_ICON_SURFACE = 1 << 13;
 
     public static final int TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP = 1 << 14;
+    public static final int TYPE_WIDGETS_EDUCATION_DIALOG = 1 << 15;
 
     public static final int TYPE_ALL = TYPE_FOLDER | TYPE_ACTION_POPUP
             | TYPE_WIDGETS_BOTTOM_SHEET | TYPE_WIDGET_RESIZE_FRAME | TYPE_WIDGETS_FULL_SHEET
             | TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE | TYPE_TASK_MENU
             | TYPE_OPTIONS_POPUP | TYPE_SNACKBAR | TYPE_LISTENER | TYPE_ALL_APPS_EDU
-            | TYPE_ICON_SURFACE | TYPE_DRAG_DROP_POPUP | TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP;
+            | TYPE_ICON_SURFACE | TYPE_DRAG_DROP_POPUP | TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP
+            | TYPE_WIDGETS_EDUCATION_DIALOG;
 
     // Type of popups which should be kept open during launcher rebind
     public static final int TYPE_REBIND_SAFE = TYPE_WIDGETS_FULL_SHEET
             | TYPE_WIDGETS_BOTTOM_SHEET | TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE
-            | TYPE_ALL_APPS_EDU | TYPE_ICON_SURFACE;
+            | TYPE_ALL_APPS_EDU | TYPE_ICON_SURFACE | TYPE_WIDGETS_EDUCATION_DIALOG;
 
     // Usually we show the back button when a floating view is open. Instead, hide for these types.
     public static final int TYPE_HIDE_BACK_BUTTON = TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index d977620..97a44c1 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -253,6 +253,15 @@
         forceFinishScroller(true);
     }
 
+    /**
+     *  Immediately finishes any overscroll effect and jumps to the end of the scroller animation.
+     */
+    public void abortScrollerAnimation() {
+        mEdgeGlowLeft.finish();
+        mEdgeGlowRight.finish();
+        abortScrollerAnimation(true);
+    }
+
     private void abortScrollerAnimation(boolean resetNextPage) {
         mScroller.abortAnimation();
         // We need to clean up the next page here to avoid computeScrollHelper from
@@ -506,11 +515,9 @@
                 if (newPos < mMinScroll && oldPos >= mMinScroll) {
                     mEdgeGlowLeft.onAbsorb((int) mScroller.getCurrVelocity());
                     mScroller.abortAnimation();
-                    onEdgeAbsorbingScroll();
                 } else if (newPos > mMaxScroll && oldPos <= mMaxScroll) {
                     mEdgeGlowRight.onAbsorb((int) mScroller.getCurrVelocity());
                     mScroller.abortAnimation();
-                    onEdgeAbsorbingScroll();
                 }
             }
 
@@ -1361,13 +1368,6 @@
 
     protected void onNotSnappingToPageInFreeScroll() { }
 
-    /**
-     * Called when the view edges absorb part of the scroll. Subclasses can override this
-     * to provide custom behavior during animation.
-     */
-    protected void onEdgeAbsorbingScroll() {
-    }
-
     protected boolean shouldFlingForVelocity(int velocity) {
         float threshold = mAllowEasyFling ? mEasyFlingThresholdVelocity : mFlingThresholdVelocity;
         return Math.abs(velocity) > threshold;
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 78e8048..9a8f3dd 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -106,6 +106,7 @@
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.OverlayEdgeEffect;
 import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.util.WallpaperOffsetInterpolator;
 import com.android.launcher3.widget.LauncherAppWidgetHost;
@@ -429,10 +430,9 @@
         // When a accessible drag is started by the folder, we only allow rearranging withing the
         // folder.
         boolean addNewPage = !(options.isAccessibleDrag && dragObject.dragSource != this);
-
         if (addNewPage) {
             mDeferRemoveExtraEmptyScreen = false;
-            addExtraEmptyScreenOnDrag();
+            addExtraEmptyScreenOnDrag(dragObject);
 
             if (dragObject.dragInfo.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET
                     && dragObject.dragSource != this) {
@@ -640,12 +640,19 @@
         return newScreen;
     }
 
-    public void addExtraEmptyScreenOnDrag() {
+    private void addExtraEmptyScreenOnDrag(DragObject dragObject) {
         boolean lastChildOnScreen = false;
         boolean childOnFinalScreen = false;
 
         if (mDragSourceInternal != null) {
-            if (mDragSourceInternal.getChildCount() == 1) {
+            // When the drag view content is a LauncherAppWidgetHostView, we should increment the
+            // drag source child count by 1 because the widget in drag has been detached from its
+            // original parent, ShortcutAndWidgetContainer, and reattached to the DragView.
+            int dragSourceChildCount =
+                    dragObject.dragView.getContentView() instanceof LauncherAppWidgetHostView
+                            ? mDragSourceInternal.getChildCount() + 1
+                            : mDragSourceInternal.getChildCount();
+            if (dragSourceChildCount == 1) {
                 lastChildOnScreen = true;
             }
             CellLayout cl = (CellLayout) mDragSourceInternal.getParent();
@@ -1925,10 +1932,16 @@
                 if (droppedOnOriginalCellDuringTransition) {
                     // Animate the item to its original position, while simultaneously exiting
                     // spring-loaded mode so the page meets the icon where it was picked up.
+                    final RunnableList callbackList = new RunnableList();
+                    final Runnable onCompleteCallback = onCompleteRunnable;
                     mLauncher.getDragController().animateDragViewToOriginalPosition(
-                            onCompleteRunnable, cell,
+                            /* onComplete= */ callbackList::executeAllAndDestroy, cell,
                             SPRING_LOADED.getTransitionDuration(mLauncher));
-                    mLauncher.getStateManager().goToState(NORMAL);
+                    mLauncher.getStateManager().goToState(NORMAL, /* delay= */ 0,
+                            onCompleteCallback == null
+                                    ? null
+                                    : forSuccessCallback(
+                                            () -> callbackList.add(onCompleteCallback)));
                     mLauncher.getDropTargetBar().onDragEnd();
                     parent.onDropChild(cell);
                     return;
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 0336c50..cebdc1f 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -238,7 +238,7 @@
             "Sends a notification whenever launcher encounters an uncaught exception.");
 
     public static final BooleanFlag PROTOTYPE_APP_CLOSE = getDebugFlag(
-            "PROTOTYPE_APP_CLOSE", true, "Enables new app close");
+            "PROTOTYPE_APP_CLOSE", false, "Enables new app close");
 
     public static final BooleanFlag ENABLE_WALLPAPER_SCRIM = getDebugFlag(
             "ENABLE_WALLPAPER_SCRIM", false,
diff --git a/src/com/android/launcher3/folder/PreviewBackground.java b/src/com/android/launcher3/folder/PreviewBackground.java
index 5ddf84f..4eab63e 100644
--- a/src/com/android/launcher3/folder/PreviewBackground.java
+++ b/src/com/android/launcher3/folder/PreviewBackground.java
@@ -89,8 +89,8 @@
     private static final float ACCEPT_COLOR_MULTIPLIER = 1.5f;
 
     // Expressed on a scale from 0 to 255.
-    private static final int BG_OPACITY = 160;
-    private static final int MAX_BG_OPACITY = 225;
+    private static final int BG_OPACITY = 255;
+    private static final int MAX_BG_OPACITY = 255;
     private static final int SHADOW_OPACITY = 40;
 
     private ValueAnimator mScaleAnimator;
diff --git a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
index 8ca157b..e4f5539 100644
--- a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
+++ b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
@@ -1,6 +1,7 @@
 package com.android.launcher3.graphics;
 
 import static com.android.launcher3.Utilities.getPrefs;
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.Themes.KEY_THEMED_ICONS;
 import static com.android.launcher3.util.Themes.isThemedIconEnabled;
 
@@ -18,7 +19,6 @@
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.IBinder.DeathRecipient;
-import android.os.Looper;
 import android.os.Message;
 import android.os.Messenger;
 import android.util.ArrayMap;
@@ -217,7 +217,8 @@
             Bundle result = new Bundle();
             result.putParcelable(KEY_SURFACE_PACKAGE, renderer.getSurfacePackage());
 
-            Messenger messenger = new Messenger(new Handler(Looper.getMainLooper(), observer));
+            Messenger messenger =
+                    new Messenger(new Handler(UI_HELPER_EXECUTOR.getLooper(), observer));
             Message msg = Message.obtain();
             msg.replyTo = messenger;
             result.putParcelable(KEY_CALLBACK, msg);
diff --git a/src/com/android/launcher3/settings/SettingsActivity.java b/src/com/android/launcher3/settings/SettingsActivity.java
index 85c2492..05927ef 100644
--- a/src/com/android/launcher3/settings/SettingsActivity.java
+++ b/src/com/android/launcher3/settings/SettingsActivity.java
@@ -80,6 +80,8 @@
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        setContentView(R.layout.settings_activity);
+        setActionBar(findViewById(R.id.action_bar));
 
         if (savedInstanceState == null) {
             Intent intent = getIntent();
@@ -98,7 +100,7 @@
                     getPreferenceFragment());
             f.setArguments(args);
             // Display the fragment as the main content.
-            fm.beginTransaction().replace(android.R.id.content, f).commit();
+            fm.beginTransaction().replace(R.id.content_frame, f).commit();
         }
         Utilities.getPrefs(getApplicationContext()).registerOnSharedPreferenceChangeListener(this);
     }
diff --git a/src/com/android/launcher3/util/VibratorWrapper.java b/src/com/android/launcher3/util/VibratorWrapper.java
index 14bf6c2..b0defd4 100644
--- a/src/com/android/launcher3/util/VibratorWrapper.java
+++ b/src/com/android/launcher3/util/VibratorWrapper.java
@@ -21,19 +21,15 @@
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
-import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.database.ContentObserver;
-import android.media.AudioAttributes;
 import android.os.Build;
 import android.os.VibrationEffect;
 import android.os.Vibrator;
 import android.provider.Settings;
 
-import com.android.launcher3.Utilities;
-
 /**
  * Wrapper around {@link Vibrator} to easily perform haptic feedback where necessary.
  */
@@ -43,11 +39,6 @@
     public static final MainThreadInitializedObject<VibratorWrapper> INSTANCE =
             new MainThreadInitializedObject<>(VibratorWrapper::new);
 
-    public static final AudioAttributes VIBRATION_ATTRS = new AudioAttributes.Builder()
-            .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION)
-            .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
-            .build();
-
     public static final VibrationEffect EFFECT_CLICK =
             createPredefined(VibrationEffect.EFFECT_CLICK);
 
@@ -90,24 +81,4 @@
             UI_HELPER_EXECUTOR.execute(() -> mVibrator.vibrate(vibrationEffect));
         }
     }
-
-    /**
-     * Vibrates with a single primitive, if supported, or use a fallback effect instead. This only
-     * vibrates if haptic feedback is available and enabled.
-     */
-    @SuppressLint("NewApi")
-    public void vibrate(int primitiveId, float primitiveScale, VibrationEffect fallbackEffect) {
-        if (mHasVibrator && mIsHapticFeedbackEnabled) {
-            UI_HELPER_EXECUTOR.execute(() -> {
-                if (Utilities.ATLEAST_R && primitiveId >= 0
-                        && mVibrator.areAllPrimitivesSupported(primitiveId)) {
-                    mVibrator.vibrate(VibrationEffect.startComposition()
-                            .addPrimitive(primitiveId, primitiveScale)
-                            .compose(), VIBRATION_ATTRS);
-                } else {
-                    mVibrator.vibrate(fallbackEffect, VIBRATION_ATTRS);
-                }
-            });
-        }
-    }
 }
diff --git a/src/com/android/launcher3/views/ArrowTipView.java b/src/com/android/launcher3/views/ArrowTipView.java
index ef3df5f..07d3776 100644
--- a/src/com/android/launcher3/views/ArrowTipView.java
+++ b/src/com/android/launcher3/views/ArrowTipView.java
@@ -105,10 +105,6 @@
     private void init(Context context) {
         inflate(context, R.layout.arrow_toast, this);
         setOrientation(LinearLayout.VERTICAL);
-        View dismissButton = findViewById(R.id.dismiss);
-        dismissButton.setOnClickListener(view -> {
-            handleClose(true);
-        });
 
         View arrowView = findViewById(R.id.arrow);
         ViewGroup.LayoutParams arrowLp = arrowView.getLayoutParams();
@@ -194,18 +190,18 @@
     public ArrowTipView showAtLocation(String text, int arrowXCoord, int yCoord) {
         ViewGroup parent = mActivity.getDragLayer();
         @Px int parentViewWidth = parent.getWidth();
-        @Px int textViewWidth = getContext().getResources()
-                .getDimensionPixelSize(R.dimen.widget_picker_education_tip_width);
+        @Px int maxTextViewWidth = getContext().getResources()
+                .getDimensionPixelSize(R.dimen.widget_picker_education_tip_max_width);
         @Px int minViewMargin = getContext().getResources()
                 .getDimensionPixelSize(R.dimen.widget_picker_education_tip_min_margin);
-        if (parentViewWidth < textViewWidth + 2 * minViewMargin) {
+        if (parentViewWidth < maxTextViewWidth + 2 * minViewMargin) {
             Log.w(TAG, "Cannot display tip on a small screen of size: " + parentViewWidth);
             return null;
         }
 
         TextView textView = findViewById(R.id.text);
         textView.setText(text);
-        textView.setWidth(textViewWidth);
+        textView.setMaxWidth(maxTextViewWidth);
         parent.addView(this);
         requestLayout();
 
diff --git a/src/com/android/launcher3/views/WidgetsEduView.java b/src/com/android/launcher3/views/WidgetsEduView.java
new file mode 100644
index 0000000..e69cb5b
--- /dev/null
+++ b/src/com/android/launcher3/views/WidgetsEduView.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.views;
+
+import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
+
+import android.animation.PropertyValuesHolder;
+import android.content.Context;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import com.android.launcher3.Insettable;
+import com.android.launcher3.Launcher;
+import com.android.launcher3.R;
+
+/**
+ * Education view about widgets.
+ */
+public class WidgetsEduView extends AbstractSlideInView<Launcher> implements Insettable {
+
+    private static final int DEFAULT_CLOSE_DURATION = 200;
+
+    protected static final int FINAL_SCRIM_BG_COLOR = 0x88000000;
+
+    private Rect mInsets = new Rect();
+    private View mEduView;
+
+
+    public WidgetsEduView(Context context, AttributeSet attr) {
+        this(context, attr, 0);
+    }
+
+    public WidgetsEduView(Context context, AttributeSet attrs,
+            int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        mContent = this;
+    }
+
+    @Override
+    protected void handleClose(boolean animate) {
+        handleClose(true, DEFAULT_CLOSE_DURATION);
+    }
+
+    @Override
+    protected boolean isOfType(int type) {
+        return (type & TYPE_WIDGETS_EDUCATION_DIALOG) != 0;
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mEduView = findViewById(R.id.edu_view);
+        findViewById(R.id.edu_close_button)
+                .setOnClickListener(v -> close(/* animate= */ true));
+    }
+
+    @Override
+    public void setInsets(Rect insets) {
+        int leftInset = insets.left - mInsets.left;
+        int rightInset = insets.right - mInsets.right;
+        int bottomInset = insets.bottom - mInsets.bottom;
+        mInsets.set(insets);
+        setPadding(leftInset, getPaddingTop(), rightInset, 0);
+        mEduView.setPaddingRelative(mEduView.getPaddingStart(),
+                mEduView.getPaddingTop(), mEduView.getPaddingEnd(), bottomInset);
+    }
+
+    private void show() {
+        attachToContainer();
+        animateOpen();
+    }
+
+    @Override
+    protected int getScrimColor(Context context) {
+        return FINAL_SCRIM_BG_COLOR;
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int l, int t, int r, int b) {
+        super.onLayout(changed, l, t, r, b);
+        setTranslationShift(mTranslationShift);
+    }
+
+    private void animateOpen() {
+        if (mIsOpen || mOpenCloseAnimator.isRunning()) {
+            return;
+        }
+        mIsOpen = true;
+        mOpenCloseAnimator.setValues(
+                PropertyValuesHolder.ofFloat(TRANSLATION_SHIFT, TRANSLATION_SHIFT_OPENED));
+        mOpenCloseAnimator.setInterpolator(FAST_OUT_SLOW_IN);
+        mOpenCloseAnimator.start();
+    }
+
+    /** Shows widget education dialog. */
+    public static WidgetsEduView showEducationDialog(Launcher launcher) {
+        LayoutInflater layoutInflater = LayoutInflater.from(launcher);
+        WidgetsEduView v = (WidgetsEduView) layoutInflater.inflate(
+                R.layout.widgets_edu, launcher.getDragLayer(), false);
+        v.show();
+        return v;
+    }
+}
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index fb6ac0e..92f84da 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -49,11 +49,14 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.model.WidgetItem;
+import com.android.launcher3.views.ArrowTipView;
 import com.android.launcher3.views.RecyclerViewFastScroller;
 import com.android.launcher3.views.TopRoundedCornerView;
+import com.android.launcher3.views.WidgetsEduView;
 import com.android.launcher3.widget.BaseWidgetSheet;
 import com.android.launcher3.widget.LauncherAppWidgetHost.ProviderChangedListener;
 import com.android.launcher3.widget.model.WidgetsListBaseEntry;
@@ -79,12 +82,16 @@
     private static final long DEFAULT_OPEN_DURATION = 267;
     private static final long FADE_IN_DURATION = 150;
     private static final long EDUCATION_TIP_DELAY_MS = 200;
+    private static final long EDUCATION_DIALOG_DELAY_MS = 500;
     private static final float VERTICAL_START_POSITION = 0.3f;
     // The widget recommendation table can easily take over the entire screen on devices with small
     // resolution or landscape on phone. This ratio defines the max percentage of content area that
     // the table can display.
     private static final float RECOMMENDATION_TABLE_HEIGHT_RATIO = 0.75f;
 
+    private static final String KEY_WIDGETS_EDUCATION_DIALOG_SEEN =
+            "launcher.widgets_education_dialog_seen";
+
     private final Rect mInsets = new Rect();
     private final boolean mHasWorkProfile;
     private final SparseArray<AdapterHolder> mAdapters = new SparseArray();
@@ -93,6 +100,7 @@
             entry -> mCurrentUser.equals(entry.mPkgItem.user);
     private final Predicate<WidgetsListBaseEntry> mWorkWidgetsFilter =
             mPrimaryWidgetsFilter.negate();
+    @Nullable private ArrowTipView mLatestEducationalTip;
     private final OnLayoutChangeListener mLayoutChangeListenerToShowTips =
             new OnLayoutChangeListener() {
                 @Override
@@ -116,13 +124,15 @@
             removeOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
             return;
         }
-        View viewForTip = getViewToShowEducationTip();
-        if (showEducationTipOnViewIfPossible(viewForTip) != null) {
+        mLatestEducationalTip = showEducationTipOnViewIfPossible(getViewToShowEducationTip());
+        if (mLatestEducationalTip != null) {
             removeOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
         }
     };
+
     private final int mTabsHeight;
     private final int mViewPagerTopPadding;
+    private final int mSearchAndRecommendationContainerBottomMargin;
     private final int mWidgetCellHorizontalPadding;
 
     @Nullable private WidgetsRecyclerView mCurrentWidgetsRecyclerView;
@@ -149,6 +159,10 @@
                 ? getContext().getResources()
                     .getDimensionPixelSize(R.dimen.widget_picker_view_pager_top_padding)
                 : 0;
+        mSearchAndRecommendationContainerBottomMargin = getContext().getResources()
+                .getDimensionPixelSize(mHasWorkProfile
+                        ? R.dimen.search_and_recommended_widgets_container_small_bottom_margin
+                        : R.dimen.search_and_recommended_widgets_container_bottom_margin);
         mWidgetCellHorizontalPadding = 2 * getResources().getDimensionPixelOffset(
                 R.dimen.widget_cell_horizontal_padding);
     }
@@ -192,6 +206,11 @@
         mNoWidgetsView = findViewById(R.id.no_widgets_text);
         mSearchAndRecommendationViewHolder = new SearchAndRecommendationViewHolder(
                 findViewById(R.id.search_and_recommendations_container));
+        TopRoundedCornerView.LayoutParams layoutParams =
+                (TopRoundedCornerView.LayoutParams)
+                        mSearchAndRecommendationViewHolder.mContainer.getLayoutParams();
+        layoutParams.bottomMargin = mSearchAndRecommendationContainerBottomMargin;
+        mSearchAndRecommendationViewHolder.mContainer.setLayoutParams(layoutParams);
         mSearchAndRecommendationsScrollController = new SearchAndRecommendationsScrollController(
                 mHasWorkProfile,
                 mTabsHeight,
@@ -211,9 +230,7 @@
         mSearchAndRecommendationViewHolder.mSearchBar.initialize(
                 mActivityContext.getPopupDataProvider(), /* searchModeListener= */ this);
 
-        if (!hasSeenEducationTip()) {
-            addOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
-        }
+        setUpEducationViewsIfNeeded();
     }
 
     @Override
@@ -598,6 +615,10 @@
     @Override
     protected void onCloseComplete() {
         super.onCloseComplete();
+        removeCallbacks(mShowEducationTipTask);
+        if (mLatestEducationalTip != null) {
+            mLatestEducationalTip.close(false);
+        }
         AccessibilityManagerCompat.sendStateEventToTest(getContext(), NORMAL_STATE_ORDINAL);
     }
 
@@ -670,6 +691,38 @@
         return null;
     }
 
+    /** Shows education dialog for widgets. */
+    private WidgetsEduView showEducationDialog() {
+        mActivityContext.getSharedPrefs().edit()
+                .putBoolean(KEY_WIDGETS_EDUCATION_DIALOG_SEEN, true).apply();
+        return WidgetsEduView.showEducationDialog(mActivityContext);
+    }
+
+    /** Returns {@code true} if education dialog has previously been shown. */
+    protected boolean hasSeenEducationDialog() {
+        return mActivityContext.getSharedPrefs()
+                .getBoolean(KEY_WIDGETS_EDUCATION_DIALOG_SEEN, false)
+                || Utilities.IS_RUNNING_IN_TEST_HARNESS;
+    }
+
+    private void setUpEducationViewsIfNeeded() {
+        if (!hasSeenEducationDialog()) {
+            postDelayed(() -> {
+                WidgetsEduView eduDialog = showEducationDialog();
+                eduDialog.addOnCloseListener(() -> {
+                    if (!hasSeenEducationTip()) {
+                        addOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
+                        // Call #requestLayout() to trigger layout change listener in order to show
+                        // arrow tip immediately if there is a widget to show it on.
+                        requestLayout();
+                    }
+                });
+            }, EDUCATION_DIALOG_DELAY_MS);
+        } else if (!hasSeenEducationTip()) {
+            addOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
+        }
+    }
+
     /** A holder class for holding adapters & their corresponding recycler view. */
     private final class AdapterHolder {
         static final int PRIMARY = 0;
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 4cf52f0..c99a81f 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -105,7 +105,7 @@
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP_TIS = getTouchEventPatternTIS("ACTION_UP");
     private final String mLauncherPackage;
-    private final boolean mIsLauncher3;
+    private Boolean mIsLauncher3;
     private long mTestStartTime = -1;
 
     // Types for launcher containers that the user is interacting with. "Background" is a
@@ -206,7 +206,6 @@
     public LauncherInstrumentation(Instrumentation instrumentation) {
         mInstrumentation = instrumentation;
         mDevice = UiDevice.getInstance(instrumentation);
-        mIsLauncher3 = "com.android.launcher3".equals(getLauncherPackageName());
 
         // Launcher should run in test harness so that custom accessibility protocol between
         // Launcher and TAPL is enabled. In-process tests enable this protocol with a direct call
@@ -1422,6 +1421,9 @@
     }
 
     boolean isLauncher3() {
+        if (mIsLauncher3 == null) {
+            mIsLauncher3 = "com.android.launcher3".equals(getLauncherPackageName());
+        }
         return mIsLauncher3;
     }