diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index 9cf45b3..bde6f9a 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -21,6 +21,7 @@
 import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
+import static com.android.launcher3.states.StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 
 import android.animation.Animator;
@@ -146,7 +147,7 @@
      */
     private void prepareToAnimate(Launcher launcher) {
         StateAnimationConfig config = new StateAnimationConfig();
-        config.animFlags = ANIM_ALL_COMPONENTS | SKIP_OVERVIEW;
+        config.animFlags = ANIM_ALL_COMPONENTS | SKIP_OVERVIEW | SKIP_DEPTH_CONTROLLER;
         config.duration = 0;
         // setRecentsAttachedToAppWindow() will animate recents out.
         launcher.getStateManager().createAtomicAnimation(BACKGROUND_APP, NORMAL, config).start();
diff --git a/quickstep/res/drawable/home_gesture.xml b/quickstep/res/drawable/home_gesture.xml
new file mode 100644
index 0000000..c253b7e
--- /dev/null
+++ b/quickstep/res/drawable/home_gesture.xml
@@ -0,0 +1,46 @@
+<!--
+    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.
+-->
+<!-- Dummy translating rectangle until we have a proper animation. -->
+<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:height="64dp"
+        android:width="64dp"
+        android:viewportHeight="600"
+        android:viewportWidth="600" >
+      <group
+          android:name="translationGroup"
+          android:pivotX="300.0"
+          android:pivotY="300.0"
+          android:rotation="180.0" >
+        <path
+            android:fillColor="#eeeeee"
+            android:pathData="M300,70 l 0,-70 70,0  0,140 -70,0 z" />
+      </group>
+    </vector>
+  </aapt:attr>
+
+  <target android:name="translationGroup">
+    <aapt:attr name="android:animation">
+      <objectAnimator
+          android:duration="3000"
+          android:propertyName="translateY"
+          android:valueFrom="0"
+          android:valueTo="-100" />
+    </aapt:attr>
+  </target>
+</animated-vector>
\ No newline at end of file
diff --git a/quickstep/res/values/strings.xml b/quickstep/res/values/strings.xml
index d7c976d..61690ae 100644
--- a/quickstep/res/values/strings.xml
+++ b/quickstep/res/values/strings.xml
@@ -104,11 +104,17 @@
     <!-- Subtitle shown during interactive parts of Back gesture tutorial for left edge. [CHAR LIMIT=60] -->
     <string name="back_gesture_tutorial_engaged_subtitle_swipe_inward_left_edge" translatable="false">That\'s it! Now try swiping from the left edge.</string>
 
-    <!-- Title shown on the confirmation screen after successful gesture. [CHAR LIMIT=30] -->
-    <string name="back_gesture_tutorial_confirm_title" translatable="false">All set</string>
     <!-- Subtitle shown on the confirmation screen after successful gesture. [CHAR LIMIT=60] -->
     <string name="back_gesture_tutorial_confirm_subtitle" translatable="false">To change the sensitivity of the back gesture, go to Settings</string>
 
+
+    <!-- Title shown during interactive part of Home gesture tutorial. [CHAR LIMIT=30] -->
+    <string name="home_gesture_tutorial_playground_title" translatable="false">Tutorial: Go Home</string>
+    <!-- Subtitle shown during interactive parts of Home gesture tutorial. [CHAR LIMIT=60] -->
+    <string name="home_gesture_tutorial_playground_subtitle" translatable="false">Try swiping upward from the bottom edge of the screen</string>
+
+  <!-- Title shown on the confirmation screen after successful gesture. [CHAR LIMIT=30] -->
+  <string name="gesture_tutorial_confirm_title" translatable="false">All set</string>
     <!-- Button text shown on a button on the confirm screen. [CHAR LIMIT=14] -->
     <string name="gesture_tutorial_action_button_label" translatable="false">Done</string>
     <!-- Button text shown on a text button on the confirm screen. [CHAR LIMIT=14] -->
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index 24ba89a..f83737e 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.statehandlers;
 
 import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.launcher3.states.StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
 
 import android.os.IBinder;
 import android.util.FloatProperty;
@@ -163,7 +164,9 @@
     @Override
     public void setStateWithAnimation(LauncherState toState, StateAnimationConfig config,
             PendingAnimation animation) {
-        if (mSurface == null || config.onlyPlayAtomicComponent()) {
+        if (mSurface == null
+                || config.onlyPlayAtomicComponent()
+                || config.hasAnimationFlag(SKIP_DEPTH_CONTROLLER)) {
             return;
         }
 
diff --git a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialController.java b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialController.java
index 640ae76..d58ab5d 100644
--- a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialController.java
+++ b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialController.java
@@ -46,7 +46,7 @@
             case LEFT_EDGE_BACK_NAVIGATION:
                 return R.string.back_gesture_tutorial_playground_title_swipe_inward_left_edge;
             case BACK_NAVIGATION_COMPLETE:
-                return R.string.back_gesture_tutorial_confirm_title;
+                return R.string.gesture_tutorial_confirm_title;
         }
         return null;
     }
@@ -82,10 +82,12 @@
 
     @Override
     void onActionButtonClicked(View button) {
-        hideHandCoachingAnimation();
-        if (button == mActionTextButton) {
-            mTutorialFragment.startSystemNavigationSetting();
-        }
+        mTutorialFragment.closeTutorial();
+    }
+
+    @Override
+    void onActionTextButtonClicked(View button) {
+        mTutorialFragment.startSystemNavigationSetting();
         mTutorialFragment.closeTutorial();
     }
 
diff --git a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
index ddf1cda..59067c1 100644
--- a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
+++ b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
@@ -15,29 +15,11 @@
  */
 package com.android.quickstep.interaction;
 
-import android.os.Bundle;
-
 import com.android.launcher3.R;
-import com.android.quickstep.interaction.EdgeBackGestureHandler.BackGestureAttemptCallback;
-import com.android.quickstep.interaction.EdgeBackGestureHandler.BackGestureResult;
 import com.android.quickstep.interaction.TutorialController.TutorialType;
 
 /** Shows the Back gesture interactive tutorial. */
-public class BackGestureTutorialFragment extends TutorialFragment
-        implements BackGestureAttemptCallback {
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        mEdgeBackGestureHandler.registerBackGestureAttemptCallback(this);
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-        mEdgeBackGestureHandler.unregisterBackGestureAttemptCallback();
-    }
-
+public class BackGestureTutorialFragment extends TutorialFragment {
     @Override
     int getHandAnimationResId() {
         return R.drawable.back_gesture;
@@ -47,11 +29,4 @@
     TutorialController createController(TutorialType type) {
         return new BackGestureTutorialController(this, type);
     }
-
-    @Override
-    public void onBackGestureAttempted(BackGestureResult result) {
-        if (mTutorialController != null) {
-            mTutorialController.onBackGestureAttempted(result);
-        }
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/interaction/GestureSandboxActivity.java b/quickstep/src/com/android/quickstep/interaction/GestureSandboxActivity.java
index 414ddfa..f8d9d8d 100644
--- a/quickstep/src/com/android/quickstep/interaction/GestureSandboxActivity.java
+++ b/quickstep/src/com/android/quickstep/interaction/GestureSandboxActivity.java
@@ -15,11 +15,12 @@
  */
 package com.android.quickstep.interaction;
 
+import static com.android.quickstep.interaction.TutorialFragment.KEY_TUTORIAL_TYPE;
+
 import android.graphics.Color;
 import android.graphics.Rect;
 import android.os.Bundle;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.Display;
 import android.view.View;
 import android.view.Window;
@@ -44,13 +45,7 @@
         requestWindowFeature(Window.FEATURE_NO_TITLE);
         setContentView(R.layout.gesture_tutorial_activity);
 
-        try {
-            mFragment = TutorialFragment.newInstance(BackGestureTutorialFragment.class,
-                    TutorialType.RIGHT_EDGE_BACK_NAVIGATION);
-        } catch (InstantiationException | IllegalAccessException e) {
-            Log.wtf(LOG_TAG, "Failed to create tutorial fragment!", e);
-            mFragment = new BackGestureTutorialFragment();
-        }
+        mFragment = TutorialFragment.newInstance(getTutorialType(getIntent().getExtras()));
         getSupportFragmentManager().beginTransaction()
                 .add(R.id.gesture_tutorial_fragment_container, mFragment)
                 .commit();
@@ -77,6 +72,19 @@
         }
     }
 
+    private TutorialType getTutorialType(Bundle extras) {
+        TutorialType defaultType = TutorialType.RIGHT_EDGE_BACK_NAVIGATION;
+
+        if (extras == null || !extras.containsKey(KEY_TUTORIAL_TYPE)) {
+            return defaultType;
+        }
+        try {
+            return TutorialType.valueOf(extras.getString(KEY_TUTORIAL_TYPE, ""));
+        } catch (IllegalArgumentException e) {
+            return defaultType;
+        }
+    }
+
     private void hideSystemUI() {
         getWindow().getDecorView().setSystemUiVisibility(
                 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
diff --git a/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialController.java b/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialController.java
new file mode 100644
index 0000000..0bf996d
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialController.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.quickstep.interaction;
+
+import static com.android.quickstep.interaction.TutorialController.TutorialType.HOME_NAVIGATION_COMPLETE;
+
+import android.view.View;
+
+import com.android.launcher3.R;
+import com.android.quickstep.interaction.EdgeBackGestureHandler.BackGestureResult;
+
+/** A {@link TutorialController} for the Home tutorial. */
+final class HomeGestureTutorialController extends TutorialController {
+
+    HomeGestureTutorialController(HomeGestureTutorialFragment fragment, TutorialType tutorialType) {
+        super(fragment, tutorialType);
+    }
+
+    @Override
+    void transitToController() {
+        super.transitToController();
+        if (mTutorialType != HOME_NAVIGATION_COMPLETE) {
+            mHandCoachingAnimation.startLoopedAnimation(mTutorialType);
+        }
+    }
+
+    @Override
+    Integer getTitleStringId() {
+        switch (mTutorialType) {
+            case HOME_NAVIGATION:
+                return R.string.home_gesture_tutorial_playground_title;
+            case HOME_NAVIGATION_COMPLETE:
+                return R.string.gesture_tutorial_confirm_title;
+        }
+        return null;
+    }
+
+    @Override
+    Integer getSubtitleStringId() {
+        if (mTutorialType == TutorialType.HOME_NAVIGATION) {
+            return R.string.home_gesture_tutorial_playground_subtitle;
+        }
+        return null;
+    }
+
+    @Override
+    Integer getActionButtonStringId() {
+        if (mTutorialType == HOME_NAVIGATION_COMPLETE) {
+            return R.string.gesture_tutorial_action_button_label;
+        }
+        return null;
+    }
+
+    @Override
+    void onActionButtonClicked(View button) {
+        mTutorialFragment.closeTutorial();
+    }
+
+    @Override
+    public void onBackGestureAttempted(BackGestureResult result) {
+        switch (mTutorialType) {
+            case HOME_NAVIGATION:
+                break;
+            case HOME_NAVIGATION_COMPLETE:
+                if (result == BackGestureResult.BACK_COMPLETED_FROM_LEFT
+                        || result == BackGestureResult.BACK_COMPLETED_FROM_RIGHT) {
+                    mTutorialFragment.closeTutorial();
+                }
+                break;
+        }
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialFragment.java b/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialFragment.java
new file mode 100644
index 0000000..613f188
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/interaction/HomeGestureTutorialFragment.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.quickstep.interaction;
+
+import com.android.launcher3.R;
+import com.android.quickstep.interaction.TutorialController.TutorialType;
+
+/** Shows the Home gesture interactive tutorial. */
+public class HomeGestureTutorialFragment extends TutorialFragment {
+    @Override
+    int getHandAnimationResId() {
+        return R.drawable.home_gesture;
+    }
+
+    @Override
+    TutorialController createController(TutorialType type) {
+        return new HomeGestureTutorialController(this, type);
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/interaction/TutorialController.java b/quickstep/src/com/android/quickstep/interaction/TutorialController.java
index cd4d0d8..0f9a5d0 100644
--- a/quickstep/src/com/android/quickstep/interaction/TutorialController.java
+++ b/quickstep/src/com/android/quickstep/interaction/TutorialController.java
@@ -82,6 +82,8 @@
 
     void onActionButtonClicked(View button) {}
 
+    void onActionTextButtonClicked(View button) {}
+
     void hideHandCoachingAnimation() {
         mHandCoachingAnimation.stop();
     }
@@ -112,7 +114,8 @@
 
     private void updateActionButtons() {
         updateButton(mActionButton, getActionButtonStringId(), this::onActionButtonClicked);
-        updateButton(mActionTextButton, getActionTextButtonStringId(), this::onActionButtonClicked);
+        updateButton(
+                mActionTextButton, getActionTextButtonStringId(), this::onActionTextButtonClicked);
     }
 
     private void updateButton(Button button, @Nullable Integer stringId, OnClickListener listener) {
@@ -131,5 +134,7 @@
         RIGHT_EDGE_BACK_NAVIGATION,
         LEFT_EDGE_BACK_NAVIGATION,
         BACK_NAVIGATION_COMPLETE,
+        HOME_NAVIGATION,
+        HOME_NAVIGATION_COMPLETE
     }
 }
diff --git a/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java b/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
index 09ea8d6..881587d 100644
--- a/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
+++ b/quickstep/src/com/android/quickstep/interaction/TutorialFragment.java
@@ -31,11 +31,13 @@
 import androidx.fragment.app.FragmentActivity;
 
 import com.android.launcher3.R;
+import com.android.quickstep.interaction.EdgeBackGestureHandler.BackGestureAttemptCallback;
+import com.android.quickstep.interaction.EdgeBackGestureHandler.BackGestureResult;
 import com.android.quickstep.interaction.TutorialController.TutorialType;
 
 import java.net.URISyntaxException;
 
-abstract class TutorialFragment extends Fragment {
+abstract class TutorialFragment extends Fragment implements BackGestureAttemptCallback {
 
     private static final String LOG_TAG = "TutorialFragment";
     private static final String SYSTEM_NAVIGATION_SETTING_INTENT =
@@ -43,7 +45,7 @@
                     + ".:settings:fragment_args_key=gesture_system_navigation_input_summary;S"
                     + ".:settings:show_fragment=com.android.settings.gestures"
                     + ".SystemNavigationGestureSettings;end";
-    private static final String KEY_TUTORIAL_TYPE = "tutorialType";
+    static final String KEY_TUTORIAL_TYPE = "tutorial_type";
 
     TutorialType mTutorialType;
     @Nullable TutorialController mTutorialController = null;
@@ -51,16 +53,34 @@
     TutorialHandAnimation mHandCoachingAnimation;
     EdgeBackGestureHandler mEdgeBackGestureHandler;
 
-    public static TutorialFragment newInstance(
-            Class<? extends TutorialFragment> fragmentClass, TutorialType tutorialType)
-            throws java.lang.InstantiationException, IllegalAccessException {
-        TutorialFragment fragment = fragmentClass.newInstance();
+    public static TutorialFragment newInstance(TutorialType tutorialType) {
+        TutorialFragment fragment = getFragmentForTutorialType(tutorialType);
+        if (fragment == null) {
+            fragment = new BackGestureTutorialFragment();
+            tutorialType = TutorialType.RIGHT_EDGE_BACK_NAVIGATION;
+        }
         Bundle args = new Bundle();
         args.putSerializable(KEY_TUTORIAL_TYPE, tutorialType);
         fragment.setArguments(args);
         return fragment;
     }
 
+    @Nullable
+    private static TutorialFragment getFragmentForTutorialType(TutorialType tutorialType) {
+        switch (tutorialType) {
+            case RIGHT_EDGE_BACK_NAVIGATION:
+            case LEFT_EDGE_BACK_NAVIGATION:
+            case BACK_NAVIGATION_COMPLETE:
+                return new BackGestureTutorialFragment();
+            case HOME_NAVIGATION:
+            case HOME_NAVIGATION_COMPLETE:
+                return new HomeGestureTutorialFragment();
+            default:
+                Log.e(LOG_TAG, "Failed to find an appropriate fragment for " + tutorialType.name());
+        }
+        return null;
+    }
+
     abstract int getHandAnimationResId();
 
     abstract TutorialController createController(TutorialType type);
@@ -71,6 +91,13 @@
         Bundle args = savedInstanceState != null ? savedInstanceState : getArguments();
         mTutorialType = (TutorialType) args.getSerializable(KEY_TUTORIAL_TYPE);
         mEdgeBackGestureHandler = new EdgeBackGestureHandler(getContext());
+        mEdgeBackGestureHandler.registerBackGestureAttemptCallback(this);
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        mEdgeBackGestureHandler.unregisterBackGestureAttemptCallback();
     }
 
     @Override
@@ -131,6 +158,13 @@
         return mHandCoachingAnimation;
     }
 
+    @Override
+    public void onBackGestureAttempted(BackGestureResult result) {
+        if (mTutorialController != null) {
+            mTutorialController.onBackGestureAttempted(result);
+        }
+    }
+
     void closeTutorial() {
         FragmentActivity activity = getActivity();
         if (activity != null) {
@@ -149,5 +183,4 @@
             Log.e(LOG_TAG, "The launch Activity not found: " + e);
         }
     }
-
 }
diff --git a/res/layout/all_apps_content_layout.xml b/res/layout/all_apps_content_layout.xml
new file mode 100644
index 0000000..5698977
--- /dev/null
+++ b/res/layout/all_apps_content_layout.xml
@@ -0,0 +1,27 @@
+<?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.
+  -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/apps_list_view_override"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_below="@id/search_container_all_apps"
+    android:clipToPadding="false"
+    android:descendantFocusability="afterDescendants"
+    android:focusable="true"
+    android:layout_marginTop="@dimen/all_apps_header_top_padding"
+    android:orientation="vertical">
+</LinearLayout>
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index f69940b..cb0a0b2 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1547,6 +1547,7 @@
         mOverlayManager.onActivityDestroyed(this);
         mAppTransitionManager.unregisterRemoteAnimations();
         mUserChangedCallbackCloseable.close();
+        mAllAppsController.onActivityDestroyed();
     }
 
     public LauncherAccessibilityDelegate getAccessibilityDelegate() {
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 68b0706..071c03d 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -1,5 +1,6 @@
 package com.android.launcher3.allapps;
 
+import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.ALL_APPS_CONTENT;
 import static com.android.launcher3.LauncherState.ALL_APPS_HEADER_EXTRA;
 import static com.android.launcher3.LauncherState.APPS_VIEW_ITEM_MASK;
@@ -17,7 +18,10 @@
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
+import android.content.Context;
 import android.util.FloatProperty;
+import android.view.View;
+import android.view.ViewGroup;
 import android.view.animation.Interpolator;
 
 import com.android.launcher3.DeviceProfile;
@@ -30,8 +34,11 @@
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.states.StateAnimationConfig;
+import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ScrimView;
+import com.android.systemui.plugins.AllAppsSearchPlugin;
+import com.android.systemui.plugins.PluginListener;
 
 /**
  * Handles AllApps view transition.
@@ -43,7 +50,8 @@
  * If release velocity < THRES1, snap according to either top or bottom depending on whether it's
  * closer to top or closer to the page indicator.
  */
-public class AllAppsTransitionController implements StateHandler, OnDeviceProfileChangeListener {
+public class AllAppsTransitionController implements StateHandler, OnDeviceProfileChangeListener,
+        PluginListener<AllAppsSearchPlugin> {
 
     public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PROGRESS =
             new FloatProperty<AllAppsTransitionController>("allAppsProgress") {
@@ -79,6 +87,9 @@
 
     private float mScrollRangeDelta = 0;
 
+    private AllAppsSearchPlugin mPlugin;
+    private View mPluginContent;
+
     public AllAppsTransitionController(Launcher l) {
         mLauncher = l;
         mShiftRange = mLauncher.getDeviceProfile().heightPx;
@@ -145,6 +156,7 @@
         setProgress(state.getVerticalProgress(mLauncher));
         setAlphas(state, new StateAnimationConfig(), NO_ANIM_PROPERTY_SETTER);
         onProgressAnimationEnd();
+        updatePlugin(state);
     }
 
     /**
@@ -178,6 +190,20 @@
         builder.add(anim);
 
         setAlphas(toState, config, builder);
+
+        updatePlugin(toState);
+    }
+
+    private void updatePlugin(LauncherState toState) {
+        if (mPlugin == null) return;
+        if (toState == ALL_APPS) {
+            // TODO: change this from toggle event to continuous transition event.
+            mPlugin.setEditText(mAppsView.getSearchUiManager().setTextSearchEnabled(true));
+        } else {
+            mAppsView.getSearchUiManager().setTextSearchEnabled(false);
+            mPlugin.setEditText(null);
+        }
+
     }
 
     public Animator createSpringAnimation(float... progressValues) {
@@ -196,10 +222,15 @@
 
         Interpolator allAppsFade = config.getInterpolator(ANIM_ALL_APPS_FADE, LINEAR);
         Interpolator headerFade = config.getInterpolator(ANIM_ALL_APPS_HEADER_FADE, allAppsFade);
-        setter.setViewAlpha(mAppsView.getContentView(), hasAllAppsContent ? 1 : 0, allAppsFade);
-        setter.setViewAlpha(mAppsView.getScrollBar(), hasAllAppsContent ? 1 : 0, allAppsFade);
-        mAppsView.getFloatingHeaderView().setContentVisibility(hasHeaderExtra, hasAllAppsContent,
-                setter, headerFade, allAppsFade);
+
+        if (mPlugin == null) {
+            setter.setViewAlpha(mAppsView.getContentView(), hasAllAppsContent ? 1 : 0, allAppsFade);
+            setter.setViewAlpha(mAppsView.getScrollBar(), hasAllAppsContent ? 1 : 0, allAppsFade);
+            mAppsView.getFloatingHeaderView().setContentVisibility(hasHeaderExtra,
+                    hasAllAppsContent, setter, headerFade, allAppsFade);
+        } else {
+            setter.setViewAlpha(mPluginContent, hasAllAppsContent ? 1 : 0, allAppsFade);
+        }
         mAppsView.getSearchUiManager().setContentVisibility(visibleElements, setter, allAppsFade);
 
         setter.setInt(mScrimView, ScrimView.DRAG_HANDLE_ALPHA,
@@ -215,6 +246,8 @@
     public void setupViews(AllAppsContainerView appsView, ScrimView scrimView) {
         mAppsView = appsView;
         mScrimView = scrimView;
+        PluginManagerWrapper.INSTANCE.get(mLauncher)
+                .addPluginListener(this, AllAppsSearchPlugin.class, false);
     }
 
     /**
@@ -238,4 +271,24 @@
             mAppsView.reset(false /* animate */);
         }
     }
+
+    @Override
+    public void onPluginConnected(AllAppsSearchPlugin plugin, Context context) {
+        mPlugin = plugin;
+        mPluginContent = mLauncher.getLayoutInflater().inflate(
+                R.layout.all_apps_content_layout, mAppsView, false);
+        mAppsView.addView(mPluginContent);
+        mPluginContent.setAlpha(0f);
+        mPlugin.setup((ViewGroup) mPluginContent);
+    }
+
+    @Override
+    public void onPluginDisconnected(AllAppsSearchPlugin plugin) {
+        mPlugin = null;
+        mAppsView.removeView(mPluginContent);
+    }
+
+    public void onActivityDestroyed() {
+        PluginManagerWrapper.INSTANCE.get(mLauncher).removePluginListener(this);
+    }
 }
diff --git a/src/com/android/launcher3/allapps/SearchUiManager.java b/src/com/android/launcher3/allapps/SearchUiManager.java
index cf9a088..34bf636 100644
--- a/src/com/android/launcher3/allapps/SearchUiManager.java
+++ b/src/com/android/launcher3/allapps/SearchUiManager.java
@@ -18,6 +18,9 @@
 import android.graphics.Rect;
 import android.view.KeyEvent;
 import android.view.animation.Interpolator;
+import android.widget.EditText;
+
+import androidx.annotation.Nullable;
 
 import com.android.launcher3.anim.PropertySetter;
 
@@ -52,4 +55,14 @@
      */
     void setContentVisibility(int visibleElements, PropertySetter setter,
             Interpolator interpolator);
+
+    /**
+     * Called to control how the search UI result should be handled.
+     *
+     * @param isEnabled when {@code true}, the search is all handled inside AOSP
+     *                  and is not overlayable.
+     * @return the searchbox edit text object
+     */
+    @Nullable
+    EditText setTextSearchEnabled(boolean isEnabled);
 }
diff --git a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
index 9e3a862..e72e1a8 100644
--- a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
+++ b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
@@ -33,6 +33,7 @@
 import android.view.View;
 import android.view.ViewGroup.MarginLayoutParams;
 import android.view.animation.Interpolator;
+import android.widget.EditText;
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
@@ -214,4 +215,9 @@
             Interpolator interpolator) {
         setter.setViewAlpha(this, (visibleElements & ALL_APPS_HEADER) != 0 ? 1 : 0, interpolator);
     }
+
+    @Override
+    public EditText setTextSearchEnabled(boolean isEnabled) {
+        return this;
+    }
 }
diff --git a/src/com/android/launcher3/settings/DeveloperOptionsFragment.java b/src/com/android/launcher3/settings/DeveloperOptionsFragment.java
index 8dc2e61..5bf9173 100644
--- a/src/com/android/launcher3/settings/DeveloperOptionsFragment.java
+++ b/src/com/android/launcher3/settings/DeveloperOptionsFragment.java
@@ -216,17 +216,27 @@
         if (launchSandboxIntent.resolveActivity(context.getPackageManager()) == null) {
             return;
         }
-        PreferenceCategory sandboxCategory = newCategory("Sandbox");
-        Preference launchSandboxPreference = new Preference(context);
-        launchSandboxPreference.setKey("launchSandbox");
-        launchSandboxPreference.setTitle("Launch Gesture Navigation Sandbox");
-        launchSandboxPreference.setSummary(
-                "This provides tutorials and a place to practice navigation gestures.");
-        launchSandboxPreference.setOnPreferenceClickListener(preference -> {
-            startActivity(launchSandboxIntent);
+        PreferenceCategory sandboxCategory = newCategory("Gesture Navigation Sandbox");
+        sandboxCategory.setSummary("Learn and practice navigation gestures");
+        Preference launchBackTutorialPreference = new Preference(context);
+        launchBackTutorialPreference.setKey("launchBackTutorial");
+        launchBackTutorialPreference.setTitle("Launch Back Tutorial");
+        launchBackTutorialPreference.setSummary("Learn how to use the Back gesture");
+        launchBackTutorialPreference.setOnPreferenceClickListener(preference -> {
+            startActivity(launchSandboxIntent.putExtra(
+                    "tutorial_type", "RIGHT_EDGE_BACK_NAVIGATION"));
             return true;
         });
-        sandboxCategory.addPreference(launchSandboxPreference);
+        sandboxCategory.addPreference(launchBackTutorialPreference);
+        Preference launchHomeTutorialPreference = new Preference(context);
+        launchHomeTutorialPreference.setKey("launchHomeTutorial");
+        launchHomeTutorialPreference.setTitle("Launch Home Tutorial");
+        launchHomeTutorialPreference.setSummary("Learn how to use the Home gesture");
+        launchHomeTutorialPreference.setOnPreferenceClickListener(preference -> {
+            startActivity(launchSandboxIntent.putExtra("tutorial_type", "HOME_NAVIGATION"));
+            return true;
+        });
+        sandboxCategory.addPreference(launchHomeTutorialPreference);
     }
 
     private String toName(String action) {
diff --git a/src/com/android/launcher3/states/StateAnimationConfig.java b/src/com/android/launcher3/states/StateAnimationConfig.java
index 82cde64..8dccbd3 100644
--- a/src/com/android/launcher3/states/StateAnimationConfig.java
+++ b/src/com/android/launcher3/states/StateAnimationConfig.java
@@ -37,6 +37,7 @@
             PLAY_ATOMIC_OVERVIEW_SCALE,
             PLAY_ATOMIC_OVERVIEW_PEEK,
             SKIP_OVERVIEW,
+            SKIP_DEPTH_CONTROLLER
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface AnimationFlags {}
@@ -44,6 +45,7 @@
     public static final int PLAY_ATOMIC_OVERVIEW_SCALE = 1 << 1;
     public static final int PLAY_ATOMIC_OVERVIEW_PEEK = 1 << 2;
     public static final int SKIP_OVERVIEW = 1 << 3;
+    public static final int SKIP_DEPTH_CONTROLLER = 1 << 4;
 
     public long duration;
     public boolean userControlled;
diff --git a/src_plugins/com/android/systemui/plugins/AllAppsSearchPlugin.java b/src_plugins/com/android/systemui/plugins/AllAppsSearchPlugin.java
new file mode 100644
index 0000000..b865a20
--- /dev/null
+++ b/src_plugins/com/android/systemui/plugins/AllAppsSearchPlugin.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.plugins;
+
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import com.android.systemui.plugins.annotations.ProvidesInterface;
+
+/**
+ * Implement this plugin interface to add a row of views to the top of the all apps drawer.
+ */
+@ProvidesInterface(action = AllAppsSearchPlugin.ACTION, version = AllAppsSearchPlugin.VERSION)
+public interface AllAppsSearchPlugin extends Plugin {
+    String ACTION = "com.android.systemui.action.PLUGIN_ALL_APPS_SEARCH_ACTIONS";
+    int VERSION = 1;
+
+    void setup(ViewGroup parent);
+    void setEditText(EditText editText);
+}