diff --git a/quickstep/res/layout/transient_taskbar.xml b/quickstep/res/layout/transient_taskbar.xml
new file mode 100644
index 0000000..f9ece84
--- /dev/null
+++ b/quickstep/res/layout/transient_taskbar.xml
@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2022 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.taskbar.TaskbarDragLayer
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/taskbar_container"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:clipChildren="false">
+
+    <com.android.launcher3.taskbar.TaskbarView
+        android:id="@+id/taskbar_view"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:forceHasOverlappingRendering="false"
+        android:layout_gravity="bottom"
+        android:layout_marginBottom="@dimen/transient_taskbar_margin"
+        android:clipChildren="false" />
+
+    <com.android.launcher3.taskbar.TaskbarScrimView
+        android:id="@+id/taskbar_scrim"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"/>
+
+    <FrameLayout
+        android:id="@+id/navbuttons_view"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom" >
+
+        <FrameLayout
+            android:id="@+id/start_contextual_buttons"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:paddingStart="@dimen/taskbar_contextual_button_padding"
+            android:paddingEnd="@dimen/taskbar_contextual_button_padding"
+            android:paddingTop="@dimen/taskbar_contextual_padding_top"
+            android:gravity="center_vertical"
+            android:layout_gravity="start"/>
+
+        <LinearLayout
+            android:id="@+id/end_nav_buttons"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:orientation="horizontal"
+            android:gravity="center_vertical"
+            android:layout_gravity="end"/>
+
+        <FrameLayout
+            android:id="@+id/end_contextual_buttons"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:paddingTop="@dimen/taskbar_contextual_padding_top"
+            android:gravity="center_vertical"
+            android:layout_gravity="end"/>
+    </FrameLayout>
+
+    <com.android.launcher3.taskbar.StashedHandleView
+        android:id="@+id/stashed_handle"
+        tools:comment1="The actual size and shape will be set as a ViewOutlineProvider at runtime"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@color/taskbar_stashed_handle_dark_color"
+        android:clipToOutline="true"
+        android:layout_gravity="bottom"/>
+
+</com.android.launcher3.taskbar.TaskbarDragLayer>
\ No newline at end of file
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 3add4dc..aadf853 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -279,6 +279,12 @@
     <dimen name="taskbar_home_button_left_margin_kids">48dp</dimen>
     <dimen name="taskbar_icon_size_kids">32dp</dimen>
 
+    <!-- Transient taskbar -->
+    <dimen name="transient_taskbar_size">76dp</dimen>
+    <dimen name="transient_taskbar_margin">24dp</dimen>
+    <dimen name="transient_taskbar_shadow_blur">40dp</dimen>
+    <dimen name="transient_taskbar_key_shadow_distance">10dp</dimen>
+
     <!--  Taskbar 3 button spacing  -->
     <dimen name="taskbar_button_space_inbetween">24dp</dimen>
     <dimen name="taskbar_button_space_inbetween_phone">40dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 8239d5e..075fac2 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -108,6 +108,7 @@
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.util.ActivityOptionsWrapper;
+import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.DynamicResource;
 import com.android.launcher3.util.ObjectWrapper;
 import com.android.launcher3.util.RunnableList;
@@ -449,7 +450,9 @@
                         4 - rotationChange);
             }
         }
-        if (mDeviceProfile.isTaskbarPresentInApps && !target.willShowImeOnTarget) {
+        if (mDeviceProfile.isTaskbarPresentInApps
+                && !target.willShowImeOnTarget
+                && !DisplayController.isTransientTaskbar(mLauncher)) {
             // Animate to above the taskbar.
             bounds.bottom -= target.contentInsets.bottom;
         }
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index 555cd65..c9e42b7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -44,6 +44,7 @@
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
+import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.OnboardingPrefs;
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.RecentsAnimationCallbacks;
@@ -227,7 +228,9 @@
             } else {
                 // Adjust task transition spec to account for taskbar being visible
                 @ColorInt int taskAnimationBackgroundColor =
-                        mLauncher.getColor(R.color.taskbar_background);
+                        DisplayController.isTransientTaskbar(mLauncher)
+                                ? mLauncher.getColor(R.color.transient_taskbar_background)
+                                : mLauncher.getColor(R.color.taskbar_background);
 
                 TaskTransitionSpec customTaskAnimationSpec = new TaskTransitionSpec(
                         taskAnimationBackgroundColor,
@@ -286,6 +289,10 @@
     @Override
     public void setSystemGestureInProgress(boolean inProgress) {
         super.setSystemGestureInProgress(inProgress);
+        if (DisplayController.isTransientTaskbar(mLauncher)) {
+            forceHideBackground(false);
+            return;
+        }
         if (!FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
             // Launcher's ScrimView will draw the background throughout the gesture. But once the
             // gesture ends, start drawing taskbar's background again since launcher might stop
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 4c5e0be..aab5d68 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -135,14 +135,16 @@
     private boolean mBindingItems = false;
     private boolean mAddedWindow = false;
 
+    // The bounds of the taskbar items relative to TaskbarDragLayer
+    private final Rect mTransientTaskbarBounds = new Rect();
 
     private final TaskbarShortcutMenuAccessibilityDelegate mAccessibilityDelegate;
 
-    public TaskbarActivityContext(Context windowContext, DeviceProfile dp,
+    public TaskbarActivityContext(Context windowContext, DeviceProfile launcherDp,
             TaskbarNavButtonController buttonController, ScopedUnfoldTransitionProgressProvider
             unfoldTransitionProgressProvider) {
         super(windowContext);
-        mDeviceProfile = dp.copy(this);
+        mDeviceProfile = launcherDp.copy(this);
 
         final Resources resources = getResources();
 
@@ -172,8 +174,10 @@
         mRightCorner = display.getRoundedCorner(RoundedCorner.POSITION_BOTTOM_RIGHT);
 
         // Inflate views.
-        mDragLayer = (TaskbarDragLayer) mLayoutInflater.inflate(
-                R.layout.taskbar, null, false);
+        int taskbarLayout = DisplayController.isTransientTaskbar(this)
+                ? R.layout.transient_taskbar
+                : R.layout.taskbar;
+        mDragLayer = (TaskbarDragLayer) mLayoutInflater.inflate(taskbarLayout, null, false);
         TaskbarView taskbarView = mDragLayer.findViewById(R.id.taskbar_view);
         TaskbarScrimView taskbarScrimView = mDragLayer.findViewById(R.id.taskbar_scrim);
         FrameLayout navButtonsView = mDragLayer.findViewById(R.id.navbuttons_view);
@@ -212,7 +216,7 @@
                 new TaskbarAutohideSuspendController(this),
                 new TaskbarPopupController(this),
                 new TaskbarForceVisibleImmersiveController(this),
-                new TaskbarOverlayController(this, dp),
+                new TaskbarOverlayController(this, launcherDp),
                 new TaskbarAllAppsController(),
                 new TaskbarInsetsController(this),
                 new VoiceInteractionWindowController(this),
@@ -243,10 +247,10 @@
     }
 
     /** Updates {@link DeviceProfile} instances for any Taskbar windows. */
-    public void updateDeviceProfile(DeviceProfile dp, NavigationMode navMode) {
+    public void updateDeviceProfile(DeviceProfile launcherDp, NavigationMode navMode) {
         mNavMode = navMode;
-        mControllers.taskbarOverlayController.updateDeviceProfile(dp);
-        mDeviceProfile = dp.copy(this);
+        mControllers.taskbarOverlayController.updateLauncherDeviceProfile(launcherDp);
+        mDeviceProfile = launcherDp.copy(this);
         updateIconSize(getResources());
 
         AbstractFloatingView.closeAllOpenViewsExcept(this, false, TYPE_REBIND_SAFE);
@@ -257,12 +261,21 @@
     }
 
     private void updateIconSize(Resources resources) {
-        float taskbarIconSize = resources.getDimension(R.dimen.taskbar_icon_size);
+        float taskbarIconSize = DisplayController.isTransientTaskbar(this)
+                ? resources.getDimension(R.dimen.transient_taskbar_icon_size)
+                : resources.getDimension(R.dimen.taskbar_icon_size);
         mDeviceProfile.updateIconSize(1, resources);
         float iconScale = taskbarIconSize / mDeviceProfile.iconSizePx;
         mDeviceProfile.updateIconSize(iconScale, resources);
     }
 
+    /**
+     * Returns the View bounds of transient taskbar.
+     */
+    public Rect getTransientTaskbarBounds() {
+        return mTransientTaskbarBounds;
+    }
+
     @VisibleForTesting
     @Override
     public StatsLogManager getStatsLogManager() {
@@ -623,16 +636,24 @@
      * Returns the default height of the window, including the static corner radii above taskbar.
      */
     public int getDefaultTaskbarWindowHeight() {
+        Resources resources = getResources();
+
         if (FLAG_HIDE_NAVBAR_WINDOW && mDeviceProfile.isPhone) {
-            Resources resources = getResources();
             return isThreeButtonNav() ?
                     resources.getDimensionPixelSize(R.dimen.taskbar_size) :
                     resources.getDimensionPixelSize(R.dimen.taskbar_stashed_size);
         }
 
         if (!isUserSetupComplete()) {
-            return getResources().getDimensionPixelSize(R.dimen.taskbar_suw_frame);
+            return resources.getDimensionPixelSize(R.dimen.taskbar_suw_frame);
         }
+
+        if (DisplayController.isTransientTaskbar(this)) {
+            return resources.getDimensionPixelSize(R.dimen.transient_taskbar_size)
+                    + (2 * resources.getDimensionPixelSize(R.dimen.transient_taskbar_margin))
+                    + resources.getDimensionPixelSize(R.dimen.transient_taskbar_shadow_blur);
+        }
+
         return mDeviceProfile.taskbarSize + Math.max(getLeftCornerRadius(), getRightCornerRadius());
     }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
index 1177bdb..d0e2b22 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
@@ -16,10 +16,16 @@
 
 package com.android.launcher3.taskbar
 
+import com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound
+import com.android.launcher3.Utilities.mapToRange
+
 import android.graphics.Canvas
+import android.graphics.Color
 import android.graphics.Paint
 import android.graphics.Path
 import com.android.launcher3.R
+import com.android.launcher3.anim.Interpolators
+import com.android.launcher3.util.DisplayController
 
 /**
  * Helps draw the taskbar background, made up of a rectangle plus two inverted rounded corners.
@@ -29,6 +35,13 @@
     val paint: Paint = Paint()
     var backgroundHeight = context.deviceProfile.taskbarSize.toFloat()
 
+    private var maxBackgroundHeight = context.deviceProfile.taskbarSize.toFloat()
+    private val transientBackgroundBounds = context.transientTaskbarBounds
+
+    private var shadowBlur = 0f
+    private var keyShadowDistance = 0f
+    private var bottomMargin = 0
+
     private val leftCornerRadius = context.leftCornerRadius.toFloat()
     private val rightCornerRadius = context.rightCornerRadius.toFloat()
     private val invertedLeftCornerPath: Path = Path()
@@ -39,6 +52,15 @@
         paint.flags = Paint.ANTI_ALIAS_FLAG
         paint.style = Paint.Style.FILL
 
+        if (DisplayController.isTransientTaskbar(context)) {
+            paint.color = context.getColor(R.color.transient_taskbar_background)
+
+            val res = context.resources
+            bottomMargin = res.getDimensionPixelSize(R.dimen.transient_taskbar_margin)
+            shadowBlur = res.getDimension(R.dimen.transient_taskbar_shadow_blur)
+            keyShadowDistance = res.getDimension(R.dimen.transient_taskbar_key_shadow_distance)
+        }
+
         // Create the paths for the inverted rounded corners above the taskbar. Start with a filled
         // square, and then subtract out a circle from the appropriate corner.
         val square = Path()
@@ -58,17 +80,42 @@
      */
     fun draw(canvas: Canvas) {
         canvas.save()
-        canvas.translate(0f, canvas.height - backgroundHeight)
+        canvas.translate(0f, canvas.height - backgroundHeight - bottomMargin)
+        if (transientBackgroundBounds.isEmpty) {
+            // Draw the background behind taskbar content.
+            canvas.drawRect(0f, 0f, canvas.width.toFloat(), backgroundHeight, paint)
 
-        // Draw the background behind taskbar content.
-        canvas.drawRect(0f, 0f, canvas.width.toFloat(), backgroundHeight, paint)
+            // Draw the inverted rounded corners above the taskbar.
+            canvas.translate(0f, -leftCornerRadius)
+            canvas.drawPath(invertedLeftCornerPath, paint)
+            canvas.translate(0f, leftCornerRadius)
+            canvas.translate(canvas.width - rightCornerRadius, -rightCornerRadius)
+            canvas.drawPath(invertedRightCornerPath, paint)
+        } else {
+            val scaleFactor = backgroundHeight / maxBackgroundHeight
+            val width = transientBackgroundBounds.width()
+            val widthScale = mapToRange(scaleFactor, 0f, 1f, 0.4f, 1f, Interpolators.LINEAR)
+            val newWidth = widthScale * width
+            val delta = width - newWidth
 
-        // Draw the inverted rounded corners above the taskbar.
-        canvas.translate(0f, -leftCornerRadius)
-        canvas.drawPath(invertedLeftCornerPath, paint)
-        canvas.translate(0f, leftCornerRadius)
-        canvas.translate(canvas.width - rightCornerRadius, -rightCornerRadius)
-        canvas.drawPath(invertedRightCornerPath, paint)
+            // Draw shadow.
+            val shadowAlpha = mapToRange(paint.alpha.toFloat(), 0f, 255f, 0f, 25f,
+                Interpolators.LINEAR)
+            paint.setShadowLayer(shadowBlur, 0f, keyShadowDistance,
+                setColorAlphaBound(Color.BLACK, Math.round(shadowAlpha))
+            )
+
+            // Draw background.
+            val radius = backgroundHeight / 2f;
+
+            canvas.drawRoundRect(
+                transientBackgroundBounds.left + (delta / 2f),
+                0f,
+                transientBackgroundBounds.right - (delta / 2f),
+                backgroundHeight,
+                radius, radius, paint
+            )
+        }
 
         canvas.restore()
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 31c2132..5573495 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -44,6 +44,7 @@
 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.util.DisplayController;
 import com.android.launcher3.util.LauncherBindableItemsContainer;
 import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.DoubleShadowBubbleTextView;
@@ -60,7 +61,7 @@
     public int mThemeIconsBackground;
 
     private final int[] mTempOutLocation = new int[2];
-    private final Rect mIconLayoutBounds = new Rect();
+    private final Rect mIconLayoutBounds;
     private final int mIconTouchSize;
     private final int mItemMarginLeftRight;
     private final int mItemPadding;
@@ -106,11 +107,14 @@
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
         mActivityContext = ActivityContext.lookupContext(context);
+        mIconLayoutBounds = mActivityContext.getTransientTaskbarBounds();
 
         Resources resources = getResources();
         mIconTouchSize = resources.getDimensionPixelSize(R.dimen.taskbar_icon_touch_size);
 
-        int actualMargin = resources.getDimensionPixelSize(R.dimen.taskbar_icon_spacing);
+        int actualMargin = DisplayController.isTransientTaskbar(mActivityContext)
+                ? resources.getDimensionPixelSize(R.dimen.transient_taskbar_icon_spacing)
+                : resources.getDimensionPixelSize(R.dimen.taskbar_icon_spacing);
         int actualIconSize = mActivityContext.getDeviceProfile().iconSizePx;
 
         // We layout the icons to be of mIconTouchSize in width and height
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index 16dd90d..87198f6 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -17,6 +17,7 @@
 
 import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
 import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
+import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y;
 import static com.android.launcher3.Utilities.squaredHypot;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASKBAR_ALLAPPS_BUTTON_TAP;
@@ -47,6 +48,7 @@
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.icons.ThemedIconDrawable;
 import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.HorizontalInsettableView;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.LauncherBindableItemsContainer;
@@ -87,6 +89,8 @@
     private AnimatedFloat mTaskbarNavButtonTranslationY;
     private AnimatedFloat mTaskbarNavButtonTranslationYForInAppDisplay;
 
+    private final int mTaskbarBottomMargin;
+
     private final AnimatedFloat mThemeIconsBackground = new AnimatedFloat(
             this::updateIconsBackground);
 
@@ -111,6 +115,9 @@
         mTaskbarIconAlpha = new MultiValueAlpha(mTaskbarView, NUM_ALPHA_CHANNELS);
         mTaskbarIconAlpha.setUpdateVisibility(true);
         mModelCallbacks = new TaskbarModelCallbacks(activity, mTaskbarView);
+        mTaskbarBottomMargin = DisplayController.isTransientTaskbar(activity)
+                ? activity.getResources().getDimensionPixelSize(R.dimen.transient_taskbar_margin)
+                : 0;
     }
 
     public void init(TaskbarControllers controllers) {
@@ -316,6 +323,8 @@
                 float scale = ((float) taskbarDp.iconSizePx) / launcherDp.hotseatQsbVisualHeight;
                 setter.addFloat(child, SCALE_PROPERTY, scale, 1f, LINEAR);
 
+                setter.setFloat(child, VIEW_TRANSLATE_Y, mTaskbarBottomMargin, LINEAR);
+
                 setter.addFloat(child, VIEW_ALPHA, 0f, 1f,
                         isToHome
                                 ? Interpolators.clampToProgress(LINEAR, 0f, 0.35f)
@@ -341,6 +350,8 @@
             float childCenter = (child.getLeft() + child.getRight()) / 2f;
             setter.setFloat(child, ICON_TRANSLATE_X, hotseatIconCenter - childCenter, LINEAR);
 
+            setter.setFloat(child, VIEW_TRANSLATE_Y, mTaskbarBottomMargin, LINEAR);
+
             setter.setFloat(child, SCALE_PROPERTY, scaleUp, LINEAR);
         }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayContext.java b/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayContext.java
index 5701de0..7e3163d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayContext.java
@@ -84,7 +84,7 @@
 
     @Override
     public DeviceProfile getDeviceProfile() {
-        return mOverlayController.getDeviceProfile();
+        return mOverlayController.getLauncherDeviceProfile();
     }
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayController.java b/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayController.java
index 0574058..6c7bdbf 100644
--- a/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayController.java
@@ -63,17 +63,17 @@
         }
     };
 
-    private DeviceProfile mDeviceProfile;
+    private DeviceProfile mLauncherDeviceProfile;
     private @Nullable TaskbarOverlayContext mOverlayContext;
     private TaskbarControllers mControllers; // Initialized in init.
 
     public TaskbarOverlayController(
-            TaskbarActivityContext taskbarContext, DeviceProfile deviceProfile) {
+            TaskbarActivityContext taskbarContext, DeviceProfile launcherDeviceProfile) {
         mTaskbarContext = taskbarContext;
         mWindowContext = mTaskbarContext.createWindowContext(TYPE_APPLICATION_OVERLAY, null);
         mProxyView = new TaskbarOverlayProxyView();
         mLayoutParams = createLayoutParams();
-        mDeviceProfile = deviceProfile;
+        mLauncherDeviceProfile = launcherDeviceProfile;
     }
 
     /** Initialize the controller. */
@@ -132,13 +132,13 @@
     }
 
     /** The current device profile for the overlay window. */
-    public DeviceProfile getDeviceProfile() {
-        return mDeviceProfile;
+    public DeviceProfile getLauncherDeviceProfile() {
+        return mLauncherDeviceProfile;
     }
 
     /** Updates {@link DeviceProfile} instance for Taskbar's overlay window. */
-    public void updateDeviceProfile(DeviceProfile dp) {
-        mDeviceProfile = dp;
+    public void updateLauncherDeviceProfile(DeviceProfile dp) {
+        mLauncherDeviceProfile = dp;
         Optional.ofNullable(mOverlayContext).ifPresent(c -> {
             AbstractFloatingView.closeAllOpenViewsExcept(c, false, TYPE_REBIND_SAFE);
             c.dispatchDeviceProfileChanged();
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 35f0f5d..188e643 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -78,6 +78,7 @@
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
@@ -1574,9 +1575,12 @@
         /** The current scale we apply to the thumbnail to adjust for new left/right insets. */
         public float mScale = 1;
 
+        private boolean mIsTaskbarTransient;
+
         public FullscreenDrawParams(Context context) {
             mCornerRadius = TaskCornerRadius.get(context);
             mWindowCornerRadius = QuickStepContract.getWindowCornerRadius(context);
+            mIsTaskbarTransient = DisplayController.isTransientTaskbar(context);
 
             mCurrentDrawnCornerRadius = mCornerRadius;
         }
@@ -1586,7 +1590,7 @@
          */
         public void setProgress(float fullscreenProgress, float parentScale, float taskViewScale,
                 int previewWidth, DeviceProfile dp, PreviewPositionHelper pph) {
-            RectF insets = getInsetsToDrawInFullscreen(pph, dp);
+            RectF insets = getInsetsToDrawInFullscreen(pph, dp, mIsTaskbarTransient);
 
             float currentInsetsLeft = insets.left * fullscreenProgress;
             float currentInsetsTop = insets.top * fullscreenProgress;
@@ -1609,7 +1613,11 @@
         /**
          * Insets to used for clipping the thumbnail (in case it is drawing outside its own space)
          */
-        private static RectF getInsetsToDrawInFullscreen(PreviewPositionHelper pph, DeviceProfile dp) {
+        private static RectF getInsetsToDrawInFullscreen(PreviewPositionHelper pph,
+                DeviceProfile dp, boolean isTaskbarTransient) {
+            if (isTaskbarTransient) {
+                return pph.getClippedInsets();
+            }
             return dp.isTaskbarPresent && !dp.isTaskbarPresentInApps
                     ? pph.getClippedInsets() : EMPTY_RECT_F;
         }
diff --git a/res/color-v31/transient_taskbar_background.xml b/res/color-v31/transient_taskbar_background.xml
new file mode 100644
index 0000000..bce947d
--- /dev/null
+++ b/res/color-v31/transient_taskbar_background.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2022 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:color/system_neutral1_500" android:lStar="95" />
+</selector>
+
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index a9ba07d..0a28b6c 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -361,6 +361,13 @@
     <dimen name="min_hotseat_icon_space">18dp</dimen>
     <dimen name="min_hotseat_qsb_width">0dp</dimen>
     <dimen name="taskbar_icon_size">44dp</dimen>
+    <dimen name="transient_taskbar_icon_size">57dp</dimen>
+    <!-- Transient taskbar (placeholders to compile in Launcher3 without Quickstep) -->
+    <dimen name="transient_taskbar_size">0dp</dimen>
+    <dimen name="transient_taskbar_margin">0dp</dimen>
+    <dimen name="transient_taskbar_shadow_blur">0dp</dimen>
+    <dimen name="transient_taskbar_key_shadow_distance">0dp</dimen>
+    <dimen name="transient_taskbar_icon_spacing">10dp</dimen>
     <!-- Note that this applies to both sides of all icons, so visible space is double this. -->
     <dimen name="taskbar_icon_spacing">8dp</dimen>
     <dimen name="taskbar_nav_buttons_size">0dp</dimen>
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 1c26f04..edd809c 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -312,7 +312,9 @@
         }
 
         if (isTaskbarPresent) {
-            taskbarSize = res.getDimensionPixelSize(R.dimen.taskbar_size);
+            taskbarSize = DisplayController.isTransientTaskbar(context)
+                    ? res.getDimensionPixelSize(R.dimen.transient_taskbar_size)
+                    : res.getDimensionPixelSize(R.dimen.taskbar_size);
             stashedTaskbarSize = res.getDimensionPixelSize(R.dimen.taskbar_stashed_size);
         }
 
diff --git a/src/com/android/launcher3/util/DisplayController.java b/src/com/android/launcher3/util/DisplayController.java
index e57c88d..f9f7ac0 100644
--- a/src/com/android/launcher3/util/DisplayController.java
+++ b/src/com/android/launcher3/util/DisplayController.java
@@ -20,6 +20,7 @@
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
 
 import static com.android.launcher3.Utilities.dpiFromPx;
+import static com.android.launcher3.config.FeatureFlags.ENABLE_TRANSIENT_TASKBAR;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.PackageManagerHelper.getPackageFilter;
 import static com.android.launcher3.util.window.WindowManagerProxy.MIN_TABLET_WIDTH;
@@ -123,6 +124,14 @@
         return INSTANCE.get(context).getInfo().navigationMode;
     }
 
+    /**
+     * Returns whether taskbar is transient.
+     */
+    public static boolean isTransientTaskbar(Context context) {
+        return ENABLE_TRANSIENT_TASKBAR.get()
+                && getNavigationMode(context) == NavigationMode.NO_BUTTON;
+    }
+
     @Override
     public void close() {
         mDestroyed = true;