Merge "Fixing empty page not removed when drag ends" into sc-dev
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index e46eb9e..9773366 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -29,6 +29,7 @@
     <dimen name="overview_actions_bottom_margin_three_button">8dp</dimen>
     <dimen name="overview_actions_horizontal_margin">16dp</dimen>
 
+    <dimen name="recents_row_spacing">48dp</dimen>
     <dimen name="recents_page_spacing">16dp</dimen>
     <dimen name="recents_clear_all_deadzone_vertical_margin">70dp</dimen>
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 06372fe..8312b82 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -35,13 +35,14 @@
     private final DeviceProfile mDeviceProfile;
     private final LayoutInflater mLayoutInflater;
     private final TaskbarContainerView mTaskbarContainerView;
+    private final float mIconScale;
 
     public TaskbarActivityContext(BaseQuickstepLauncher launcher) {
         super(launcher);
         mDeviceProfile = launcher.getDeviceProfile().copy(this);
         float taskbarIconSize = getResources().getDimension(R.dimen.taskbar_icon_size);
-        float iconScale = taskbarIconSize / mDeviceProfile.iconSizePx;
-        mDeviceProfile.updateIconSize(iconScale, getResources());
+        mIconScale = taskbarIconSize / mDeviceProfile.iconSizePx;
+        mDeviceProfile.updateIconSize(mIconScale, getResources());
 
         mLayoutInflater = LayoutInflater.from(this).cloneInContext(this);
 
@@ -75,4 +76,11 @@
     public Rect getFolderBoundingBox() {
         return mTaskbarContainerView.getFolderBoundingBox();
     }
+
+    /**
+     * @return The ratio of taskbar icon size vs normal workspace/hotseat icon size.
+     */
+    public float getTaskbarIconScale() {
+        return mIconScale;
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
index ddd0d15..1e5e3e7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarContainerView.java
@@ -97,7 +97,12 @@
             // to show a floating view like Folder. Thus, we set the contentInsets to be where
             // mTaskbarView is, since its position never changes and insets rather than overlays.
             int[] loc = mTempLoc;
+            float scale = mTaskbarView.getScaleX();
+            mTaskbarView.setScaleX(1);
+            mTaskbarView.setScaleY(1);
             mTaskbarView.getLocationInWindow(loc);
+            mTaskbarView.setScaleX(scale);
+            mTaskbarView.setScaleY(scale);
             insetsInfo.contentInsets.left = loc[0];
             insetsInfo.contentInsets.top = loc[1];
             insetsInfo.contentInsets.right = getWidth() - (loc[0] + mTaskbarView.getWidth());
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
index 5dddaf3..544bc99 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarController.java
@@ -19,14 +19,18 @@
 import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
 
+import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_BOTTOM_TAPPABLE_ELEMENT;
 import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_EXTRA_NAVIGATION_BAR;
 
 import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
 import android.app.ActivityOptions;
 import android.content.ComponentName;
 import android.graphics.PixelFormat;
 import android.graphics.Point;
+import android.graphics.Rect;
 import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.View;
@@ -81,6 +85,8 @@
     // Contains all loaded Hotseat items.
     private ItemInfo[] mLatestLoadedHotseatItems;
 
+    private boolean mIsAnimatingToLauncher;
+
     public TaskbarController(BaseQuickstepLauncher launcher,
             TaskbarContainerView taskbarContainerView) {
         mLauncher = launcher;
@@ -166,6 +172,14 @@
             public View.OnLongClickListener getItemOnLongClickListener() {
                 return mDragController::startDragOnLongClick;
             }
+
+            @Override
+            public int getEmptyHotseatViewVisibility() {
+                // When on the home screen, we want the empty hotseat views to take up their full
+                // space so that the others line up with the home screen hotseat.
+                return mLauncher.hasBeenResumed() || mIsAnimatingToLauncher
+                        ? View.INVISIBLE : View.GONE;
+            }
         };
     }
 
@@ -207,6 +221,8 @@
         mTaskbarVisibilityController.init();
         mHotseatController.init();
         mRecentsController.init();
+
+        SCALE_PROPERTY.set(mTaskbarView, mLauncher.hasBeenResumed() ? getTaskbarScaleOnHome() : 1f);
     }
 
     private TaskbarStateHandlerCallbacks createTaskbarStateHandlerCallbacks() {
@@ -290,11 +306,38 @@
         if (toState != null) {
             mTaskbarStateHandler.setStateWithAnimation(toState, new StateAnimationConfig(), anim);
         }
+        anim.addFloat(mTaskbarView, SCALE_PROPERTY, mTaskbarView.getScaleX(),
+                getTaskbarScaleOnHome(), LINEAR);
+
+        anim.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+                mIsAnimatingToLauncher = true;
+                mTaskbarView.updateHotseatItemsVisibility();
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mIsAnimatingToLauncher = false;
+            }
+        });
+
+        anim.addOnFrameCallback(this::alignRealHotseatWithTaskbar);
+
         return anim.buildAnim();
     }
 
     private Animator createAnimToApp(long duration) {
-        return mTaskbarVisibilityController.createAnimToBackgroundAlpha(1, duration);
+        PendingAnimation anim = new PendingAnimation(duration);
+        anim.add(mTaskbarVisibilityController.createAnimToBackgroundAlpha(1, duration));
+        anim.addFloat(mTaskbarView, SCALE_PROPERTY, mTaskbarView.getScaleX(), 1f, LINEAR);
+        anim.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+                mTaskbarView.updateHotseatItemsVisibility();
+            }
+        });
+        return anim.buildAnim();
     }
 
     /**
@@ -378,6 +421,21 @@
     }
 
     /**
+     * Pads the Hotseat to line up exactly with Taskbar's copy of the Hotseat.
+     */
+    public void alignRealHotseatWithTaskbar() {
+        Rect hotseatBounds = new Rect();
+        mTaskbarView.getHotseatBoundsAtScale(getTaskbarScaleOnHome()).roundOut(hotseatBounds);
+        mLauncher.getHotseat().setPadding(hotseatBounds.left, hotseatBounds.top,
+                mTaskbarView.getWidth() - hotseatBounds.right,
+                mTaskbarView.getHeight() - hotseatBounds.bottom);
+    }
+
+    private float getTaskbarScaleOnHome() {
+        return 1f / mTaskbarContainerView.getTaskbarActivityContext().getTaskbarIconScale();
+    }
+
+    /**
      * Updates the TaskbarContainer to MATCH_PARENT vs original Taskbar size.
      */
     private void setTaskbarWindowFullscreen(boolean fullscreen) {
@@ -420,6 +478,7 @@
     protected interface TaskbarViewCallbacks {
         View.OnClickListener getItemOnClickListener();
         View.OnLongClickListener getItemOnLongClickListener();
+        int getEmptyHotseatViewVisibility();
     }
 
     /**
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 7a13b89..ed27f2f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -18,6 +18,7 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Canvas;
+import android.graphics.Matrix;
 import android.graphics.RectF;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
@@ -35,6 +36,7 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
@@ -50,10 +52,12 @@
     private final ColorDrawable mBackgroundDrawable;
     private final int mItemMarginLeftRight;
     private final int mIconTouchSize;
+    private final boolean mIsRtl;
     private final int mTouchSlop;
     private final RectF mTempDelegateBounds = new RectF();
     private final RectF mDelegateSlopBounds = new RectF();
     private final int[] mTempOutLocation = new int[2];
+    private final Matrix mTempMatrix = new Matrix();
 
     // Initialized in TaskbarController constructor.
     private TaskbarController.TaskbarViewCallbacks mControllerCallbacks;
@@ -94,6 +98,7 @@
         mBackgroundDrawable = (ColorDrawable) getBackground();
         mItemMarginLeftRight = resources.getDimensionPixelSize(R.dimen.taskbar_icon_spacing);
         mIconTouchSize = resources.getDimensionPixelSize(R.dimen.taskbar_icon_touch_size);
+        mIsRtl = Utilities.isRtl(resources);
         mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
     }
 
@@ -131,7 +136,8 @@
      */
     protected void updateHotseatItems(ItemInfo[] hotseatItemInfos) {
         for (int i = 0; i < hotseatItemInfos.length; i++) {
-            ItemInfo hotseatItemInfo = hotseatItemInfos[i];
+            ItemInfo hotseatItemInfo = hotseatItemInfos[!mIsRtl ? i
+                    : hotseatItemInfos.length - i - 1];
             int hotseatIndex = mHotseatStartIndex + i;
             View hotseatView = getChildAt(hotseatIndex);
 
@@ -176,25 +182,44 @@
                     && hotseatItemInfo instanceof WorkspaceItemInfo) {
                 ((BubbleTextView) hotseatView).applyFromWorkspaceItem(
                         (WorkspaceItemInfo) hotseatItemInfo);
-                hotseatView.setVisibility(VISIBLE);
                 hotseatView.setOnClickListener(mControllerCallbacks.getItemOnClickListener());
                 hotseatView.setOnLongClickListener(
                         mControllerCallbacks.getItemOnLongClickListener());
             } else if (isFolder) {
-                hotseatView.setVisibility(VISIBLE);
                 hotseatView.setOnClickListener(mControllerCallbacks.getItemOnClickListener());
                 hotseatView.setOnLongClickListener(
                         mControllerCallbacks.getItemOnLongClickListener());
             } else {
-                hotseatView.setVisibility(GONE);
                 hotseatView.setOnClickListener(null);
                 hotseatView.setOnLongClickListener(null);
             }
+            updateHotseatItemVisibility(hotseatView);
         }
 
         updateHotseatRecentsDividerVisibility();
     }
 
+    protected void updateHotseatItemsVisibility() {
+        for (int i = mHotseatStartIndex; i <= mHotseatEndIndex; i++) {
+            updateHotseatItemVisibility(getChildAt(i));
+        }
+    }
+
+    private void updateHotseatItemVisibility(View hotseatView) {
+        if (hotseatView.getTag() != null) {
+            hotseatView.setVisibility(VISIBLE);
+        } else {
+            int oldVisibility = hotseatView.getVisibility();
+            int newVisibility = mControllerCallbacks.getEmptyHotseatViewVisibility();
+            hotseatView.setVisibility(newVisibility);
+            if (oldVisibility == GONE && newVisibility != GONE) {
+                // By default, the layout transition only runs when going to VISIBLE,
+                // but we want it to run when going to GONE to INVISIBLE as well.
+                getLayoutTransition().showChild(this, hotseatView, oldVisibility);
+            }
+        }
+    }
+
     private View addDivider(int dividerIndex) {
         View divider = inflate(R.layout.taskbar_divider);
         addView(divider, dividerIndex);
@@ -390,6 +415,35 @@
         return mIsDraggingItem;
     }
 
+    /**
+     * @return The bounding box of where the hotseat elements will be when we reach the given scale.
+     */
+    protected RectF getHotseatBoundsAtScale(float taskbarViewScale) {
+        View firstHotseatView = null, lastHotseatView = null;
+        for (int i = mHotseatStartIndex; i <= mHotseatEndIndex; i++) {
+            View child = getChildAt(i);
+            if (child.getVisibility() != GONE) {
+                if (firstHotseatView == null) {
+                    firstHotseatView = child;
+                }
+                lastHotseatView = child;
+            }
+        }
+        if (firstHotseatView == null || lastHotseatView == null) {
+            return new RectF();
+        }
+        View leftmostHotseatView = !mIsRtl ? firstHotseatView : lastHotseatView;
+        View rightmostHotseatView = !mIsRtl ? lastHotseatView : firstHotseatView;
+        RectF hotseatBounds = new RectF(
+                leftmostHotseatView.getLeft() - mItemMarginLeftRight,
+                leftmostHotseatView.getTop(),
+                rightmostHotseatView.getRight() + mItemMarginLeftRight,
+                rightmostHotseatView.getBottom());
+        mTempMatrix.setScale(taskbarViewScale, taskbarViewScale, getPivotX(), getPivotY());
+        mTempMatrix.mapRect(hotseatBounds);
+        return hotseatBounds;
+    }
+
     // FolderIconParent implemented methods.
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
index aad7e17..0f13ef9 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
@@ -30,6 +30,7 @@
 import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
+import static com.android.quickstep.views.RecentsView.RECENTS_GRID_PROGRESS;
 import static com.android.quickstep.views.RecentsView.RECENTS_SCALE_PROPERTY;
 import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_TRANSLATION;
 
@@ -73,6 +74,8 @@
         SCRIM_PROGRESS.set(scrim, state.getOverviewScrimAlpha(mLauncher));
         SCRIM_MULTIPLIER.set(scrim, 1f);
         getTaskModalnessProperty().set(mRecentsView, state.getOverviewModalness());
+        RECENTS_GRID_PROGRESS.set(mRecentsView, state.displayOverviewTasksAsGrid(mLauncher)
+                ? 1f : 0f);
     }
 
     @Override
@@ -117,6 +120,8 @@
                 mRecentsView, getTaskModalnessProperty(),
                 toState.getOverviewModalness(),
                 config.getInterpolator(ANIM_OVERVIEW_MODAL, LINEAR));
+        setter.setFloat(mRecentsView, RECENTS_GRID_PROGRESS,
+                toState.displayOverviewTasksAsGrid(mLauncher) ? 1f : 0f, LINEAR);
     }
 
     abstract FloatProperty getTaskModalnessProperty();
diff --git a/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java b/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
index 98551fb..d330a68 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
@@ -228,17 +228,13 @@
      */
     public static class PredictedIconOutlineDrawing extends CellLayout.DelegatedCellDrawing {
 
-        private int mOffsetX;
-        private int mOffsetY;
-        private int mIconRadius;
-        private Paint mOutlinePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+        private final PredictedAppIcon mIcon;
+        private final Paint mOutlinePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
 
         public PredictedIconOutlineDrawing(int cellX, int cellY, PredictedAppIcon icon) {
             mDelegateCellX = cellX;
             mDelegateCellY = cellY;
-            mOffsetX = icon.getOutlineOffsetX();
-            mOffsetY = icon.getOutlineOffsetY();
-            mIconRadius = icon.mNormalizedIconRadius;
+            mIcon = icon;
             mOutlinePaint.setStyle(Paint.Style.FILL);
             mOutlinePaint.setColor(Color.argb(24, 245, 245, 245));
         }
@@ -248,7 +244,8 @@
          */
         @Override
         public void drawUnderItem(Canvas canvas) {
-            getShape().drawShape(canvas, mOffsetX, mOffsetY, mIconRadius, mOutlinePaint);
+            getShape().drawShape(canvas, mIcon.getOutlineOffsetX(), mIcon.getOutlineOffsetY(),
+                    mIcon.mNormalizedIconRadius, mOutlinePaint);
         }
 
         /**
diff --git a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
index 5ccc1e8..c9de662 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
@@ -15,7 +15,8 @@
  */
 package com.android.launcher3.uioverrides;
 
-import static com.android.launcher3.LauncherState.OVERVIEW_BUTTONS;
+import static com.android.launcher3.LauncherState.CLEAR_ALL_BUTTON;
+import static com.android.launcher3.LauncherState.OVERVIEW_ACTIONS;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_ACTIONS_FADE;
 import static com.android.quickstep.views.RecentsView.CONTENT_ALPHA;
@@ -83,11 +84,14 @@
 
     private void setAlphas(PropertySetter propertySetter, StateAnimationConfig config,
             LauncherState state) {
-        float buttonAlpha = (state.getVisibleElements(mLauncher) & OVERVIEW_BUTTONS) != 0 ? 1 : 0;
+        float clearAllButtonAlpha = (state.getVisibleElements(mLauncher) & CLEAR_ALL_BUTTON) != 0
+                ? 1 : 0;
         propertySetter.setFloat(mRecentsView.getClearAllButton(), ClearAllButton.VISIBILITY_ALPHA,
-                buttonAlpha, LINEAR);
+                clearAllButtonAlpha, LINEAR);
+        float overviewButtonAlpha = (state.getVisibleElements(mLauncher) & OVERVIEW_ACTIONS) != 0
+                ? 1 : 0;
         propertySetter.setFloat(mLauncher.getActionsView().getVisibilityAlpha(),
-                MultiValueAlpha.VALUE, buttonAlpha, config.getInterpolator(
+                MultiValueAlpha.VALUE, overviewButtonAlpha, config.getInterpolator(
                         ANIM_OVERVIEW_ACTIONS_FADE, LINEAR));
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
index 2cf65af..2ad718b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
@@ -69,12 +69,18 @@
     @Override
     public int getVisibleElements(Launcher launcher) {
         return super.getVisibleElements(launcher)
-                & ~OVERVIEW_BUTTONS
+                & ~OVERVIEW_ACTIONS
+                & ~CLEAR_ALL_BUTTON
                 & ~VERTICAL_SWIPE_INDICATOR
                 | TASKBAR;
     }
 
     @Override
+    public boolean displayOverviewTasksAsGrid(Launcher launcher) {
+        return false;
+    }
+
+    @Override
     public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
         if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
             // Translate hotseat offscreen if we show it in overview.
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewModalTaskState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewModalTaskState.java
index 41c689d..bdba482 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewModalTaskState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewModalTaskState.java
@@ -45,7 +45,7 @@
 
     @Override
     public int getVisibleElements(Launcher launcher) {
-        return OVERVIEW_BUTTONS;
+        return OVERVIEW_ACTIONS | CLEAR_ALL_BUTTON;
     }
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index b295e79..d480b6d 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -28,6 +28,7 @@
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
 import com.android.launcher3.Workspace;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.views.RecentsView;
@@ -122,7 +123,8 @@
 
     @Override
     public int getVisibleElements(Launcher launcher) {
-        return OVERVIEW_BUTTONS;
+        return displayOverviewTasksAsGrid(launcher) ? CLEAR_ALL_BUTTON
+                : CLEAR_ALL_BUTTON | OVERVIEW_ACTIONS;
     }
 
     @Override
@@ -131,6 +133,11 @@
     }
 
     @Override
+    public boolean displayOverviewTasksAsGrid(Launcher launcher) {
+        return launcher.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get();
+    }
+
+    @Override
     public String getDescription(Launcher launcher) {
         return launcher.getString(R.string.accessibility_recent_apps);
     }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
index 69b8aca..473fe2d 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
@@ -18,6 +18,7 @@
 import static android.view.View.VISIBLE;
 
 import static com.android.launcher3.LauncherState.HINT_STATE;
+import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.WorkspaceStateTransitionAnimation.getSpringScaleAnimator;
@@ -32,6 +33,7 @@
 import static com.android.launcher3.anim.Interpolators.clampToProgress;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_APPS_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_DEPTH;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
@@ -48,7 +50,6 @@
 
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Hotseat;
-import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.allapps.AllAppsContainerView;
@@ -62,7 +63,7 @@
  * Animation factory for quickstep specific transitions
  */
 public class QuickstepAtomicAnimationFactory extends
-        RecentsAtomicAnimationFactory<Launcher, LauncherState> {
+        RecentsAtomicAnimationFactory<QuickstepLauncher, LauncherState> {
 
     // Scale recents takes before animating in
     private static final float RECENTS_PREPARE_SCALE = 1.33f;
@@ -149,6 +150,17 @@
                 mHintToNormalDuration = (int) va.getDuration();
             }
             config.duration = Math.max(config.duration, mHintToNormalDuration);
+        } else if (mActivity.getTaskbarController() != null)  {
+            boolean wasHotseatVisible = fromState.areElementsVisible(mActivity, HOTSEAT_ICONS);
+            boolean isHotseatVisible = toState.areElementsVisible(mActivity, HOTSEAT_ICONS);
+            if (wasHotseatVisible || isHotseatVisible) {
+                config.setInterpolator(ANIM_TASKBAR_FADE, INSTANT);
+                config.setInterpolator(ANIM_HOTSEAT_FADE, INSTANT);
+
+                if (isHotseatVisible) {
+                    mActivity.getTaskbarController().alignRealHotseatWithTaskbar();
+                }
+            }
         }
     }
 }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index 6b9c340..a990f3e 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -24,8 +24,8 @@
 import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PROGRESS;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_ALL_APPS_EDU;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_GESTURE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 
 import android.animation.ValueAnimator;
@@ -145,7 +145,7 @@
                     OverviewScrim.SCRIM_MULTIPLIER, OVERVIEW_TO_HOME_SCRIM_MULTIPLIER,
                     PULLBACK_INTERPOLATOR);
 
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+            if (LIVE_TILE.get()) {
                 builder.addOnFrameCallback(recentsView::redrawLiveTile);
             }
 
@@ -194,7 +194,7 @@
         boolean success = interpolatedProgress >= SUCCESS_TRANSITION_PROGRESS
                 || (velocity < 0 && fling);
         if (success) {
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+            if (LIVE_TILE.get()) {
                 RecentsView recentsView = mLauncher.getOverviewPanel();
                 recentsView.switchToScreenshot(null,
                         () -> recentsView.finishRecentsAnimation(true /* toRecents */, null));
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index df433f8..4766870 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -18,7 +18,7 @@
 import static com.android.launcher3.LauncherAnimUtils.newCancelListener;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
-import static com.android.launcher3.LauncherState.OVERVIEW_BUTTONS;
+import static com.android.launcher3.LauncherState.OVERVIEW_ACTIONS;
 import static com.android.launcher3.LauncherState.QUICK_SWITCH;
 import static com.android.launcher3.anim.AlphaUpdateListener.ALPHA_CUTOFF_THRESHOLD;
 import static com.android.launcher3.anim.Interpolators.ACCEL_0_75;
@@ -222,7 +222,7 @@
         mRecentsView.setContentAlpha(1);
         mRecentsView.setFullscreenProgress(fromState.getOverviewFullscreenProgress());
         mLauncher.getActionsView().getVisibilityAlpha().setValue(
-                (fromState.getVisibleElements(mLauncher) & OVERVIEW_BUTTONS) != 0 ? 1f : 0f);
+                (fromState.getVisibleElements(mLauncher) & OVERVIEW_ACTIONS) != 0 ? 1f : 0f);
 
         float[] scaleAndOffset = toState.getOverviewScaleAndOffset(mLauncher);
         // As we drag right, animate the following properties:
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
index 845699a..4df0f63 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitOverviewStateTouchHelper.java
@@ -76,7 +76,7 @@
      * @return the animation
      */
     PendingAnimation createSwipeDownToTaskAppAnimation(long duration, Interpolator interpolator) {
-        mRecentsView.setCurrentPage(mRecentsView.getPageNearestToCenterOfScreen());
+        mRecentsView.setCurrentPage(mRecentsView.getDestinationPage());
         TaskView taskView = mRecentsView.getCurrentPageTaskView();
         if (taskView == null) {
             throw new IllegalStateException("There is no task view to animate to.");
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
index 6271a44..faf5054 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
@@ -31,6 +31,7 @@
 import com.android.launcher3.touch.AbstractStateChangeTouchController;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.quickstep.SystemUiProxy;
+import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.views.AllAppsEduView;
 
 /**
@@ -92,7 +93,8 @@
                     mLauncher.getDeviceProfile().isSeascape() == isDragTowardPositive;
             return draggingFromNav ? OVERVIEW : NORMAL;
         } else {
-            return isDragTowardPositive ^ (fromState == OVERVIEW) ? OVERVIEW : NORMAL;
+            LauncherState startState = mStartState != null ? mStartState : fromState;
+            return isDragTowardPositive ^ (startState == OVERVIEW) ? OVERVIEW : NORMAL;
         }
     }
 
@@ -106,8 +108,8 @@
 
     @Override
     protected float getShiftRange() {
-        return mLauncher.getDeviceProfile().isVerticalBarLayout()
-                ? mLauncher.getDragLayer().getWidth() : super.getShiftRange();
+        // Should be in sync with TestProtocol.REQUEST_HOME_TO_OVERVIEW_SWIPE_HEIGHT
+        return LayoutUtils.getDefaultSwipeHeight(mLauncher, mLauncher.getDeviceProfile());
     }
 
     @Override
@@ -116,7 +118,7 @@
         long maxAccuracy = (long) (2 * range);
         mCurrentAnimation = mLauncher.getStateManager().createAnimationToNewWorkspace(mToState,
                 maxAccuracy, animComponent);
-        return (mLauncher.getDeviceProfile().isSeascape() ? 2 : -2) / range;
+        return (mLauncher.getDeviceProfile().isSeascape() ? 1 : -1) / range;
     }
 
     @Override
@@ -134,5 +136,6 @@
                 AllAppsEduView.show(mLauncher);
             }
         }
+        mStartState = null;
     }
 }
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 5f8fc6d..615d0fe 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -25,8 +25,6 @@
 import static com.android.launcher3.QuickstepAppTransitionManagerImpl.RECENTS_LAUNCH_DURATION;
 import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.anim.Interpolators.DEACCEL;
-import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.IGNORE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_GESTURE;
@@ -46,12 +44,15 @@
 import static com.android.quickstep.GestureState.STATE_END_TARGET_SET;
 import static com.android.quickstep.GestureState.STATE_RECENTS_SCROLLING_FINISHED;
 import static com.android.quickstep.MultiStateCallback.DEBUG_STATES;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
+import static com.android.quickstep.views.RecentsView.RECENTS_GRID_PROGRESS;
 import static com.android.quickstep.views.RecentsView.UPDATE_SYSUI_FLAGS_THRESHOLD;
 import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
@@ -79,6 +80,7 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.Interpolators;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
 import com.android.launcher3.statemanager.StatefulActivity;
@@ -316,7 +318,7 @@
         mStateCallback.runOnceAtState(STATE_HANDLER_INVALIDATED | STATE_FINISH_WITH_NO_END,
                 this::notifyTransitionCancelled);
 
-        if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (!LIVE_TILE.get()) {
             mStateCallback.addChangeListener(STATE_APP_CONTROLLER_RECEIVED | STATE_LAUNCHER_PRESENT
                             | STATE_SCREENSHOT_VIEW_SHOWN | STATE_CAPTURE_SCREENSHOT,
                     (b) -> mRecentsView.setRunningTaskHidden(!b));
@@ -457,7 +459,7 @@
     }
 
     private void onDeferredActivityLaunch() {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             mActivityInterface.switchRunningTaskViewToScreenshot(
                     null, () -> {
                         mTaskAnimationManager.finishRunningRecentsAnimation(true /* toHome */);
@@ -922,7 +924,7 @@
                     * MAX_SWIPE_DURATION * SWIPE_DURATION_MULTIPLIER));
             duration = Math.min(MAX_SWIPE_DURATION, expectedDuration);
             startShift = currentShift;
-            interpolator = endTarget == RECENTS ? OVERSHOOT_1_2 : DEACCEL;
+            interpolator = endTarget == RECENTS ? ACCEL_DEACCEL : DEACCEL;
         } else {
             startShift = Utilities.boundToRange(currentShift - velocity.y
                     * getSingleFrameMs(mContext) / mTransitionDragLength, 0, mDragLengthFactor);
@@ -945,7 +947,7 @@
                     duration = Math.min(MAX_SWIPE_DURATION, 2 * baseDuration);
 
                     if (endTarget == RECENTS) {
-                        interpolator = OVERSHOOT_1_2;
+                        interpolator = ACCEL_DEACCEL;
                     }
                 }
             }
@@ -958,7 +960,7 @@
             duration = Math.max(MIN_OVERSHOOT_DURATION, duration);
         } else if (endTarget == RECENTS) {
             if (mRecentsView != null) {
-                int nearestPage = mRecentsView.getPageNearestToCenterOfScreen();
+                int nearestPage = mRecentsView.getDestinationPage();
                 if (mRecentsView.getNextPage() != nearestPage) {
                     // We shouldn't really scroll to the next page when swiping up to recents.
                     // Only allow settling on the next page if it's nearest to the center.
@@ -1102,8 +1104,8 @@
             homeAnimFactory.playAtomicAnimation(velocityPxPerMs.y);
             mLauncherTransitionController = null;
         } else {
+            AnimatorSet animatorSet = new AnimatorSet();
             ValueAnimator windowAnim = mCurrentShift.animateToValue(start, end);
-            windowAnim.setDuration(duration).setInterpolator(interpolator);
             windowAnim.addUpdateListener(valueAnimator -> {
                 computeRecentsScrollIfInvisible();
             });
@@ -1138,8 +1140,15 @@
                     mGestureState.setState(STATE_END_TARGET_ANIMATION_FINISHED);
                 }
             });
-            windowAnim.start();
-            mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
+            animatorSet.play(windowAnim);
+            if (mRecentsView != null && mDp.isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()
+                    && mGestureState.getEndTarget() == RECENTS) {
+                animatorSet.play(ObjectAnimator.ofFloat(mRecentsView, RECENTS_GRID_PROGRESS, 1));
+                animatorSet.play(mTaskViewSimulator.gridProgress.animateToValue(0, 1));
+            }
+            animatorSet.setDuration(duration).setInterpolator(interpolator);
+            animatorSet.start();
+            mRunningWindowAnim = RunningWindowAnim.wrap(animatorSet);
         }
     }
 
@@ -1357,7 +1366,7 @@
 
     private void resetLauncherListenersAndOverlays() {
         // Reset the callback for deferred activity launches
-        if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (!LIVE_TILE.get()) {
             mActivityInterface.setOnDeferredActivityLaunchCallback(null);
         }
         mActivity.getRootView().setOnApplyWindowInsetsListener(null);
@@ -1378,7 +1387,7 @@
 
     protected void switchToScreenshot() {
         final int runningTaskId = mGestureState.getRunningTaskId();
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             if (mRecentsAnimationController != null) {
                 mRecentsAnimationController.getController().setWillFinishToHome(true);
                 // Update the screenshot of the task
@@ -1447,7 +1456,7 @@
     }
 
     private void finishCurrentTransitionToRecents() {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
         } else if (!hasTargets() || mRecentsAnimationController == null) {
             // If there are no targets or the animation not started, then there is nothing to finish
@@ -1508,7 +1517,7 @@
         endLauncherTransitionController();
         mActivityInterface.onSwipeUpToRecentsComplete();
         mRecentsView.onSwipeUpAnimationSuccess();
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             mTaskAnimationManager.setLaunchOtherTaskInLiveTileModeHandler(
                     appearedTaskTarget -> {
                         RemoteAnimationTargetCompat[] apps = Arrays.copyOf(
@@ -1756,12 +1765,12 @@
             }
             mTaskViewSimulator.apply(mTransformParams);
         }
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mRecentsAnimationTargets != null) {
+        if (LIVE_TILE.get() && mRecentsAnimationTargets != null) {
             LiveTileOverlay.INSTANCE.update(
                     mTaskViewSimulator.getCurrentRect(),
                     mTaskViewSimulator.getCurrentCornerRadius());
             LiveTileOverlay.INSTANCE.setRotation(
-                    mRecentsView.getPagedViewOrientedState().getDisplayRotation());
+                    mTaskViewSimulator.getOrientationState().getDisplayRotation());
         }
         ProtoTracer.INSTANCE.get(mContext).scheduleFrameUpdate();
     }
diff --git a/quickstep/src/com/android/quickstep/QuickstepProcessInitializer.java b/quickstep/src/com/android/quickstep/QuickstepProcessInitializer.java
index 65847f1..192738f 100644
--- a/quickstep/src/com/android/quickstep/QuickstepProcessInitializer.java
+++ b/quickstep/src/com/android/quickstep/QuickstepProcessInitializer.java
@@ -15,6 +15,8 @@
  */
 package com.android.quickstep;
 
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
+
 import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -59,6 +61,8 @@
 
         super.init(context);
 
+        LIVE_TILE.initialize(context);
+
         // Elevate GPU priority for Quickstep and Remote animations.
         ThreadedRendererCompat.setContextPriority(
                 ThreadedRendererCompat.EGL_CONTEXT_PRIORITY_HIGH_IMG);
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index 64d05e1..357aef1 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -21,11 +21,11 @@
 import android.app.PictureInPictureParams;
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.graphics.Bitmap;
 import android.graphics.Insets;
 import android.graphics.Rect;
-import android.os.Binder;
 import android.os.Bundle;
 import android.os.IBinder;
 import android.os.IBinder.DeathRecipient;
@@ -516,14 +516,26 @@
     }
 
     @Override
-    public void startIntent(PendingIntent intent, int stage, int position, Bundle options) {
+    public void startIntent(PendingIntent intent, Intent fillInIntent, int stage,
+            int position, Bundle options) {
         if (mSystemUiProxy != null) {
             try {
-                mSystemUiProxy.startIntent(intent, stage, position, options);
+                mSystemUiProxy.startIntent(intent, fillInIntent, stage, position,
+                        options);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call startIntent");
             }
         }
     }
 
+    @Override
+    public void removeFromSideStage(int taskId) {
+        if (mSystemUiProxy != null) {
+            try {
+                mSystemUiProxy.removeFromSideStage(taskId);
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call removeFromSideStage");
+            }
+        }
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
index 0d2c42e..8636130 100644
--- a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
+++ b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
@@ -18,7 +18,7 @@
 
 import static android.view.Surface.ROTATION_0;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.quickstep.views.OverviewActionsView.DISABLED_NO_THUMBNAIL;
 import static com.android.quickstep.views.OverviewActionsView.DISABLED_ROTATED;
 
@@ -163,7 +163,7 @@
          * @param callback callback to run, after switching to screenshot
          */
         public void endLiveTileMode(@NonNull Runnable callback) {
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+            if (LIVE_TILE.get()) {
                 RecentsView recentsView = mThumbnailView.getTaskView().getRecentsView();
                 recentsView.switchToScreenshot(
                         () -> recentsView.finishRecentsAnimation(true /* toRecents */, callback));
diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index 25c0928..39751c0 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -23,14 +23,15 @@
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.TOUCH_RESPONSE_INTERPOLATOR;
 import static com.android.launcher3.anim.Interpolators.clampToProgress;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.statehandlers.DepthController.DEPTH;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.MODE_CLOSING;
 import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.MODE_OPENING;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
 import android.annotation.TargetApi;
 import android.content.ComponentName;
 import android.content.Context;
@@ -138,7 +139,7 @@
         boolean isRunningTask = v.isRunningTask();
         TransformParams params = null;
         TaskViewSimulator tsv = null;
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && isRunningTask) {
+        if (LIVE_TILE.get() && isRunningTask) {
             params = v.getRecentsView().getLiveTileParams();
             tsv = v.getRecentsView().getLiveTileTaskViewSimulator();
         }
@@ -158,8 +159,7 @@
         boolean isQuickSwitch = v.isEndQuickswitchCuj();
         v.setEndQuickswitchCuj(false);
 
-        boolean inLiveTileMode =
-                ENABLE_QUICKSTEP_LIVE_TILE.get() && v.getRecentsView().getRunningTaskIndex() != -1;
+        boolean inLiveTileMode = LIVE_TILE.get() && v.getRecentsView().getRunningTaskIndex() != -1;
         final RemoteAnimationTargets targets =
                 new RemoteAnimationTargets(appTargets, wallpaperTargets,
                         inLiveTileMode ? MODE_CLOSING : MODE_OPENING);
@@ -307,7 +307,11 @@
         Animator launcherAnim;
         final AnimatorListenerAdapter windowAnimEndListener;
         if (launcherClosing) {
-            launcherAnim = recentsView.createAdjacentPageAnimForTaskLaunch(taskView);
+            Context context = v.getContext();
+            DeviceProfile dp = BaseActivity.fromContext(context).getDeviceProfile();
+            launcherAnim = dp.isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()
+                    ? ObjectAnimator.ofFloat(recentsView, RecentsView.CONTENT_ALPHA, 0)
+                    : recentsView.createAdjacentPageAnimForTaskLaunch(taskView);
             launcherAnim.setInterpolator(Interpolators.TOUCH_RESPONSE_INTERPOLATOR);
             launcherAnim.setDuration(RECENTS_LAUNCH_DURATION);
 
@@ -336,7 +340,7 @@
             };
         }
         pa.add(launcherAnim);
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && recentsView.getRunningTaskIndex() != -1) {
+        if (LIVE_TILE.get() && recentsView.getRunningTaskIndex() != -1) {
             pa.addOnFrameCallback(recentsView::redrawLiveTile);
         }
         anim.play(pa.buildAnim());
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index e4c8b6f..fc805d0 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -21,9 +21,9 @@
 import static android.view.MotionEvent.ACTION_UP;
 
 import static com.android.launcher3.config.FeatureFlags.ASSISTANT_GIVES_LAUNCHER_FOCUS;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.quickstep.GestureState.DEFAULT_STATE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SYSUI_PROXY;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_TRACING_ENABLED;
 
@@ -290,7 +290,13 @@
 
     private void initInputMonitor() {
         disposeEventHandlers();
-        if (mDeviceState.isButtonNavMode() || !SystemUiProxy.INSTANCE.get(this).isActive()) {
+
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.TIS_NO_EVENTS, "initInputMonitor: isButtonMode? "
+                    + mDeviceState.isButtonNavMode());
+        }
+
+        if (mDeviceState.isButtonNavMode()) {
             return;
         }
 
@@ -681,8 +687,7 @@
                     runningComponent != null && runningComponent.equals(homeComponent);
         }
 
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()
-                && gestureState.getActivityInterface().isInLiveTileMode()) {
+        if (LIVE_TILE.get() && gestureState.getActivityInterface().isInLiveTileMode()) {
             return createOverviewInputConsumer(
                     previousGestureState, gestureState, event, forceOverviewInputConsumer);
         } else if (gestureState.getRunningTask() == null) {
@@ -738,8 +743,7 @@
                 || previousGestureState.isRunningAnimationToLauncher()
                 || (ASSISTANT_GIVES_LAUNCHER_FOCUS.get()
                     && forceOverviewInputConsumer)
-                || (ENABLE_QUICKSTEP_LIVE_TILE.get())
-                    && gestureState.getActivityInterface().isInLiveTileMode()) {
+                || (LIVE_TILE.get()) && gestureState.getActivityInterface().isInLiveTileMode()) {
             return new OverviewInputConsumer(gestureState, activity, mInputMonitorCompat,
                     false /* startingInActivityBounds */);
         } else {
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
index aad70c4..cee3363 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
@@ -15,7 +15,7 @@
  */
 package com.android.quickstep.inputconsumers;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 
 import android.view.KeyEvent;
@@ -99,7 +99,7 @@
 
     @Override
     public void onKeyEvent(KeyEvent ev) {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             mActivity.dispatchKeyEvent(ev);
         }
     }
diff --git a/quickstep/src/com/android/quickstep/util/NavigationModeFeatureFlag.java b/quickstep/src/com/android/quickstep/util/NavigationModeFeatureFlag.java
new file mode 100644
index 0000000..60c7add
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/NavigationModeFeatureFlag.java
@@ -0,0 +1,58 @@
+/*
+ * 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.quickstep.util;
+
+import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+
+import android.content.Context;
+
+import com.android.quickstep.SysUINavigationMode;
+
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+
+/** A feature flag that listens to navigation mode changes. */
+public class NavigationModeFeatureFlag implements
+        SysUINavigationMode.NavigationModeChangeListener {
+
+    public static final NavigationModeFeatureFlag LIVE_TILE = new NavigationModeFeatureFlag(
+            ENABLE_QUICKSTEP_LIVE_TILE::get, mode -> mode.hasGestures);
+
+    private final Supplier<Boolean> mBasePredicate;
+    private final Predicate<SysUINavigationMode.Mode> mModePredicate;
+    private boolean mSupported;
+
+    private NavigationModeFeatureFlag(Supplier<Boolean> basePredicate,
+            Predicate<SysUINavigationMode.Mode> modePredicate) {
+        mBasePredicate = basePredicate;
+        mModePredicate = modePredicate;
+    }
+
+    public boolean get() {
+        return mBasePredicate.get() && mSupported;
+    }
+
+    public void initialize(Context context) {
+        onNavigationModeChanged(SysUINavigationMode.INSTANCE.get(context).getMode());
+        SysUINavigationMode.INSTANCE.get(context).addModeChangeListener(this);
+    }
+
+    @Override
+    public void onNavigationModeChanged(SysUINavigationMode.Mode newMode) {
+        mSupported = mModePredicate.test(newMode);
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index edce194..584a284 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -15,15 +15,18 @@
  */
 package com.android.quickstep.util;
 
+import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.states.RotationHelper.deltaRotation;
 import static com.android.launcher3.touch.PagedOrientationHandler.MATRIX_POST_TRANSLATE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.quickstep.util.RecentsOrientedState.postDisplayRotation;
 import static com.android.quickstep.util.RecentsOrientedState.preDisplayRotation;
 import static com.android.systemui.shared.system.WindowManagerWrapper.WINDOWING_MODE_FULLSCREEN;
 
 import android.animation.TimeInterpolator;
 import android.content.Context;
+import android.content.res.Resources;
 import android.graphics.Matrix;
 import android.graphics.Point;
 import android.graphics.PointF;
@@ -34,6 +37,7 @@
 import androidx.annotation.NonNull;
 
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.touch.PagedOrientationHandler;
@@ -73,6 +77,7 @@
 
     @NonNull
     private RecentsOrientedState mOrientationState;
+    private final boolean mIsRecentsRtl;
 
     private final Rect mTaskRect = new Rect();
     private boolean mDrawsBelowRecents;
@@ -98,12 +103,15 @@
     public final AnimatedFloat recentsViewScale = new AnimatedFloat();
     public final AnimatedFloat fullScreenProgress = new AnimatedFloat();
     public final AnimatedFloat recentsViewSecondaryTranslation = new AnimatedFloat();
+    public final AnimatedFloat gridProgress = new AnimatedFloat();
     private final ScrollState mScrollState = new ScrollState();
 
     // Cached calculations
     private boolean mLayoutValid = false;
     private boolean mScrollValid = false;
     private int mOrientationStateId;
+    private final int mTaskThumbnailPadding;
+    private final int mRowSpacing;
 
     public TaskViewSimulator(Context context, BaseActivityInterface sizeStrategy) {
         mContext = context;
@@ -113,6 +121,10 @@
         mOrientationState.setGestureActive(true);
         mCurrentFullscreenParams = new FullscreenDrawParams(context);
         mOrientationStateId = mOrientationState.getStateId();
+        Resources resources = context.getResources();
+        mIsRecentsRtl = mOrientationState.getOrientationHandler().getRecentsRtlSetting(resources);
+        mTaskThumbnailPadding = (int) resources.getDimension(R.dimen.task_thumbnail_top_margin);
+        mRowSpacing = (int) resources.getDimension(R.dimen.recents_row_spacing);
     }
 
     /**
@@ -277,9 +289,10 @@
             mScrollState.updateInterpolation(mDp, start);
         }
 
-        float progress = Utilities.boundToRange(fullScreenProgress.value, 0, 1);
+        float fullScreenProgress = Utilities.boundToRange(this.fullScreenProgress.value, 0, 1);
         mCurrentFullscreenParams.setProgress(
-                progress, recentsViewScale.value, mTaskRect.width(), mDp, mPositionHelper);
+                fullScreenProgress, recentsViewScale.value, mTaskRect.width(), mDp,
+                mPositionHelper);
 
         // Apply thumbnail matrix
         RectF insets = mCurrentFullscreenParams.mCurrentDrawnInsets;
@@ -291,6 +304,23 @@
         mMatrix.postTranslate(insets.left, insets.top);
         mMatrix.postScale(scale, scale);
 
+        float interpolatedGridProgress = ACCEL_DEACCEL.getInterpolation(gridProgress.value);
+
+        // Apply TaskView matrix: gridProgress
+        final int boxLength = (int) Math.max(taskWidth, taskHeight);
+        float availableHeight =
+                mTaskThumbnailPadding + taskHeight + mSizeStrategy.getOverviewActionsHeight(
+                        mContext);
+        float rowHeight = (availableHeight - mRowSpacing) / 2;
+        float gridScale = rowHeight / (boxLength + mTaskThumbnailPadding);
+        scale = Utilities.mapRange(interpolatedGridProgress, 1f, gridScale);
+        mMatrix.postScale(scale, scale, mIsRecentsRtl ? 0 : taskWidth, 0);
+        float taskWidthDiff = taskWidth * (1 - gridScale);
+        float taskWidthOffset = mIsRecentsRtl ? taskWidthDiff : -taskWidthDiff;
+        float translationPrimary = Utilities.mapRange(interpolatedGridProgress, 0, taskWidthOffset);
+        mOrientationState.getOrientationHandler().set(mMatrix, MATRIX_POST_TRANSLATE,
+                translationPrimary);
+
         // Apply TaskView matrix: translate, scroll
         mMatrix.postTranslate(mTaskRect.left, mTaskRect.top);
         mOrientationState.getOrientationHandler().set(mMatrix, MATRIX_POST_TRANSLATE,
@@ -323,7 +353,7 @@
                 .withCornerRadius(getCurrentCornerRadius())
                 .withShadowRadius(app.isTranslucent ? 0 : params.getShadowRadius());
 
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && params.getRecentsSurface() != null) {
+        if (LIVE_TILE.get() && params.getRecentsSurface() != null) {
             // When relativeLayer = 0, it reverts the surfaces back to the original order.
             builder.withRelativeLayerTo(params.getRecentsSurface(),
                     mDrawsBelowRecents ? Integer.MIN_VALUE : 0);
diff --git a/quickstep/src/com/android/quickstep/views/ClearAllButton.java b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
index 0837300..9af4d30 100644
--- a/quickstep/src/com/android/quickstep/views/ClearAllButton.java
+++ b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
@@ -43,9 +43,12 @@
     private float mScrollAlpha = 1;
     private float mContentAlpha = 1;
     private float mVisibilityAlpha = 1;
+    private float mGridProgress = 1;
 
     private boolean mIsRtl;
     private final float mOriginalTranslationX, mOriginalTranslationY;
+    private float mNormalTranslationPrimary;
+    private float mGridTranslationPrimary;
 
     private int mScrollOffset;
 
@@ -100,10 +103,18 @@
             return;
         }
 
-        float shift = Math.min(scrollState.scrollFromEdge, orientationSize);
-        float translation = mIsRtl ? (mScrollOffset - shift) : (mScrollOffset + shift);
-        orientationHandler.setPrimaryAndResetSecondaryTranslate(
-                this, translation, mOriginalTranslationX, mOriginalTranslationY);
+        float shift;
+        if (mIsRtl) {
+            shift = Math.min(scrollState.scrollFromEdge, orientationSize);
+        } else {
+            shift = Math.min(scrollState.scrollFromEdge,
+                    orientationSize + getGridTrans(mGridTranslationPrimary))
+                    - getGridTrans(mGridTranslationPrimary);
+        }
+        mNormalTranslationPrimary = mIsRtl ? (mScrollOffset - shift) : (mScrollOffset + shift);
+        applyPrimaryTranslation();
+        orientationHandler.getSecondaryViewTranslate().set(this,
+                orientationHandler.getSecondaryValue(mOriginalTranslationX, mOriginalTranslationY));
         mScrollAlpha = 1 - shift / orientationSize;
         updateAlpha();
     }
@@ -111,6 +122,48 @@
     private void updateAlpha() {
         final float alpha = mScrollAlpha * mContentAlpha * mVisibilityAlpha;
         setAlpha(alpha);
-        setClickable(alpha == 1);
+        setClickable(Math.min(alpha, 1) == 1);
+    }
+
+    public void setGridTranslationPrimary(float gridTranslationPrimary) {
+        mGridTranslationPrimary = gridTranslationPrimary;
+        applyPrimaryTranslation();
+    }
+
+    public float getScrollAdjustment() {
+        float scrollAdjustment = 0;
+        if (mGridProgress > 0) {
+            scrollAdjustment += mGridTranslationPrimary;
+        }
+        return scrollAdjustment;
+    }
+
+    public float getOffsetAdjustment() {
+        return getScrollAdjustment();
+    }
+
+    /**
+     * Moves ClearAllButton between carousel and 2 row grid.
+     *
+     * @param gridProgress 0 = carousel; 1 = 2 row grid.
+     */
+    public void setGridProgress(float gridProgress) {
+        mGridProgress = gridProgress;
+        applyPrimaryTranslation();
+    }
+
+    private void applyPrimaryTranslation() {
+        RecentsView recentsView = getRecentsView();
+        if (recentsView == null) {
+            return;
+        }
+
+        PagedOrientationHandler orientationHandler = recentsView.getPagedOrientationHandler();
+        orientationHandler.getPrimaryViewTranslate().set(this,
+                mNormalTranslationPrimary + getGridTrans(mGridTranslationPrimary));
+    }
+
+    private float getGridTrans(float endTranslation) {
+        return mGridProgress > 0 ? endTranslation : 0;
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index 52a7466..d99f707 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -16,14 +16,14 @@
 package com.android.quickstep.views;
 
 import static com.android.launcher3.LauncherState.ALL_APPS_HEADER_EXTRA;
+import static com.android.launcher3.LauncherState.CLEAR_ALL_BUTTON;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
-import static com.android.launcher3.LauncherState.OVERVIEW_BUTTONS;
 import static com.android.launcher3.LauncherState.OVERVIEW_MODAL_TASK;
 import static com.android.launcher3.LauncherState.SPRING_LOADED;
 import static com.android.launcher3.QuickstepAppTransitionManagerImpl.ALL_APPS_PROGRESS_OFF_SCREEN;
 import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PROGRESS;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
@@ -95,7 +95,7 @@
     public void startHome() {
         Runnable onReachedHome = () -> mActivity.getStateManager().goToState(NORMAL, false);
         OverviewToHomeAnim overviewToHomeAnim = new OverviewToHomeAnim(mActivity, onReachedHome);
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             switchToScreenshot(null,
                     () -> finishRecentsAnimation(true /* toRecents */,
                             () -> overviewToHomeAnim.animateWithVelocity(0)));
@@ -169,7 +169,7 @@
         if (enabled) {
             LauncherState state = mActivity.getStateManager().getState();
             boolean hasClearAllButton = (state.getVisibleElements(mActivity)
-                    & OVERVIEW_BUTTONS) != 0;
+                    & CLEAR_ALL_BUTTON) != 0;
             setDisallowScrollToClearAll(!hasClearAllButton);
         }
     }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index b72e05c..78910ce 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -35,7 +35,6 @@
 import static com.android.launcher3.anim.Interpolators.ACCEL_2;
 import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_CLEAR_ALL;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_DISMISS_SWIPE_UP;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_LAUNCH_SWIPE_DOWN;
@@ -43,6 +42,7 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.SystemUiController.UI_STATE_OVERVIEW;
 import static com.android.quickstep.TaskUtils.checkCurrentOrManagedUserId;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NON_ZERO_ROTATION;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_RECENTS;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_TASKS;
@@ -107,6 +107,7 @@
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.touch.PagedOrientationHandler.CurveProperties;
 import com.android.launcher3.util.DynamicResource;
+import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.MultiValueAlpha;
 import com.android.launcher3.util.OverScroller;
 import com.android.launcher3.util.ResourceBasedOverride.Overrides;
@@ -239,6 +240,19 @@
                 }
             };
 
+    public static final FloatProperty<RecentsView> RECENTS_GRID_PROGRESS =
+            new FloatProperty<RecentsView>("recentsGrid") {
+                @Override
+                public void setValue(RecentsView view, float gridProgress) {
+                    view.setGridProgress(gridProgress);
+                }
+
+                @Override
+                public Float get(RecentsView view) {
+                    return view.mGridProgress;
+                }
+            };
+
     protected final RecentsOrientedState mOrientationState;
     protected final BaseActivityInterface mSizeStrategy;
     protected RecentsAnimationController mRecentsAnimationController;
@@ -264,6 +278,7 @@
     private final float mFastFlingVelocity;
     private final RecentsModel mModel;
     private final int mTaskTopMargin;
+    private final int mRowSpacing;
     private final ClearAllButton mClearAllButton;
     private final Rect mClearAllButtonDeadZoneRect = new Rect();
     private final Rect mTaskViewDeadZoneRect = new Rect();
@@ -285,6 +300,9 @@
 
     private float mAdjacentPageOffset = 0;
     private float mTaskViewsSecondaryTranslation = 0;
+    // Progress from 0 to 1 where 0 is a carousel and 1 is a 2 row grid.
+    private float mGridProgress = 0;
+    private boolean mShowAsGrid;
 
     /**
      * TODO: Call reloadIdNeeded in onTaskStackChanged.
@@ -450,6 +468,7 @@
         setLayoutDirection(mIsRtl ? View.LAYOUT_DIRECTION_RTL : View.LAYOUT_DIRECTION_LTR);
         mTaskTopMargin = getResources()
                 .getDimensionPixelSize(R.dimen.task_thumbnail_top_margin);
+        mRowSpacing = (int) getResources().getDimension(R.dimen.recents_row_spacing);
         mSquaredTouchSlop = squaredTouchSlop(context);
 
         mEmptyIcon = context.getDrawable(R.drawable.ic_empty_recents);
@@ -479,6 +498,11 @@
         mLiveTileTaskViewSimulator.recentsViewScale.value = 1;
         mLiveTileTaskViewSimulator.setOrientationState(mOrientationState);
         mLiveTileTaskViewSimulator.setDrawsBelowRecents(true);
+
+        mShowAsGrid =
+                mActivity.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get();
+        mActivity.addOnDeviceProfileChangeListener(newDp ->
+                mShowAsGrid = newDp.isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get());
     }
 
     public OverScroller getScroller() {
@@ -537,7 +561,7 @@
     @Override
     protected void onWindowVisibilityChanged(int visibility) {
         super.onWindowVisibilityChanged(visibility);
-        if (visibility != VISIBLE && ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (visibility != VISIBLE && LIVE_TILE.get()) {
             finishRecentsAnimation(true /* toRecents */, null);
         }
         updateTaskStackListenerState();
@@ -640,8 +664,22 @@
     }
 
     public boolean isTaskViewVisible(TaskView tv) {
-        // For now, just check if it's the active task or an adjacent task
-        return Math.abs(indexOfChild(tv) - getNextPage()) <= 1;
+        if (mShowAsGrid) {
+            int screenStart = mOrientationHandler.getPrimaryScroll(this);
+            int screenEnd = screenStart + mOrientationHandler.getMeasuredSize(this);
+            return isTaskViewWithinBounds(tv, screenStart, screenEnd);
+        } else {
+            // For now, just check if it's the active task or an adjacent task
+            return Math.abs(indexOfChild(tv) - getNextPage()) <= 1;
+        }
+    }
+
+    private boolean isTaskViewWithinBounds(TaskView tv, int start, int end) {
+        int taskStart = mOrientationHandler.getChildStart(tv) + (int) tv.getOffsetAdjustment();
+        int taskSize = (int) (mOrientationHandler.getMeasuredSize(tv) * tv.getSizeAdjustment());
+        int taskEnd = taskStart + taskSize;
+        return (taskStart >= start && taskStart <= end) || (taskEnd >= start
+                && taskEnd <= end);
     }
 
     public TaskView getTaskView(int taskId) {
@@ -703,10 +741,21 @@
     public boolean onTouchEvent(MotionEvent ev) {
         super.onTouchEvent(ev);
 
-        TaskView taskView = getCurrentPageTaskView();
-        if (taskView != null && taskView.offerTouchToChildren(ev)) {
-            // Keep consuming events to pass to delegate
-            return true;
+        if (mShowAsGrid) {
+            int taskCount = getTaskViewCount();
+            for (int i = 0; i < taskCount; i++) {
+                TaskView taskView = getTaskViewAt(i);
+                if (isTaskViewVisible(taskView) && taskView.offerTouchToChildren(ev)) {
+                    // Keep consuming events to pass to delegate
+                    return true;
+                }
+            }
+        } else {
+            TaskView taskView = getCurrentPageTaskView();
+            if (taskView != null && taskView.offerTouchToChildren(ev)) {
+                // Keep consuming events to pass to delegate
+                return true;
+            }
         }
 
         final int x = (int) ev.getX();
@@ -758,6 +807,11 @@
     }
 
     @Override
+    protected boolean snapToPageInFreeScroll() {
+        return !mShowAsGrid;
+    }
+
+    @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()) {
@@ -808,8 +862,8 @@
             final Task task = tasks.get(i);
             final TaskView taskView = (TaskView) getChildAt(pageIndex);
             taskView.bind(task, mOrientationState);
-            taskView.updateTaskSize(!taskView.hasTaskId(mRunningTaskId));
         }
+        updateTaskSize();
 
         if (mNextPage == INVALID_PAGE) {
             // Set the current page to the running task, but not if settling on new task.
@@ -868,12 +922,10 @@
                 taskView.setModalness(mTaskModalness);
             }
         }
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             // Since we reuse the same mLiveTileTaskViewSimulator in the RecentsView, we need
             // to reset the params after it settles in Overview from swipe up so that we don't
             // render with obsolete param values.
-            mLiveTileTaskViewSimulator.taskPrimaryTranslation.value = 0;
-            mLiveTileTaskViewSimulator.taskSecondaryTranslation.value = 0;
             mLiveTileTaskViewSimulator.fullScreenProgress.value = 0;
             mLiveTileTaskViewSimulator.recentsViewScale.value = 1;
 
@@ -899,12 +951,8 @@
     public void setFullscreenProgress(float fullscreenProgress) {
         mFullscreenProgress = fullscreenProgress;
         int taskCount = getTaskViewCount();
-        float accumulatedTranslationX = 0;
         for (int i = 0; i < taskCount; i++) {
-            TaskView taskView = getTaskViewAt(i);
-            taskView.setFullscreenProgress(mFullscreenProgress);
-            taskView.setAccumulatedTranslationX(accumulatedTranslationX);
-            accumulatedTranslationX += taskView.getFullscreenTranslationX();
+            getTaskViewAt(i).setFullscreenProgress(mFullscreenProgress);
         }
 
         // Fade out the actions view quickly (0.1 range)
@@ -941,11 +989,22 @@
                 dp.widthPx - mInsets.right - mTempRect.right,
                 dp.heightPx - mInsets.bottom - mTempRect.bottom);
         // Force TaskView to update size from thumbnail
+        updateTaskSize();
+    }
+
+    /**
+     * Updates TaskView scaling and translation required to support variable width.
+     */
+    private void updateTaskSize() {
+        float accumulatedTranslationX = 0;
         final int taskCount = getTaskViewCount();
         for (int i = 0; i < taskCount; i++) {
             TaskView taskView = getTaskViewAt(i);
-            taskView.updateTaskSize(!taskView.hasTaskId(mRunningTaskId));
+            taskView.updateTaskSize();
+            taskView.setAccumulatedFullscreenTranslationX(accumulatedTranslationX);
+            accumulatedTranslationX += taskView.getFullscreenTranslationX();
         }
+        updateGridProperties();
     }
 
     public void getTaskSize(Rect outRect) {
@@ -983,7 +1042,7 @@
         mModel.getThumbnailCache().getHighResLoadingState().setFlingingFast(isFlingingFast);
 
         mLiveTileTaskViewSimulator.setScroll(getScrollOffset());
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile
+        if (LIVE_TILE.get() && mEnableDrawingLiveTile
                 && mLiveTileParams.getTargetSet() != null) {
             redrawLiveTile();
         }
@@ -1010,6 +1069,31 @@
         }
     }
 
+    @Override
+    protected int getDestinationPage(int scaledScroll) {
+        if (mGridProgress == 0) {
+            return super.getDestinationPage(scaledScroll);
+        }
+
+        final int childCount = getChildCount();
+        if (mPageScrolls == null || childCount != mPageScrolls.length) {
+            return -1;
+        }
+
+        // When in grid, return the page which scroll is closest to screenStart instead of page
+        // nearest to center of screen.
+        int minDistanceFromScreenStart = Integer.MAX_VALUE;
+        int minDistanceFromScreenStartIndex = -1;
+        for (int i = 0; i < childCount; ++i) {
+            int distanceFromScreenStart = Math.abs(mPageScrolls[i] - scaledScroll);
+            if (distanceFromScreenStart < minDistanceFromScreenStart) {
+                minDistanceFromScreenStart = distanceFromScreenStart;
+                minDistanceFromScreenStartIndex = i;
+            }
+        }
+        return minDistanceFromScreenStartIndex;
+    }
+
     /**
      * Iterates through all the tasks, and loads the associated task data for newly visible tasks,
      * and unloads the associated task data for tasks that are no longer visible.
@@ -1021,17 +1105,35 @@
             return;
         }
 
-        int centerPageIndex = getPageNearestToCenterOfScreen();
-        int numChildren = getChildCount();
-        int lower = Math.max(0, centerPageIndex - 2);
-        int upper = Math.min(centerPageIndex + 2, numChildren - 1);
+        int lower = 0;
+        int upper = 0;
+        int visibleStart = 0;
+        int visibleEnd = 0;
+        if (mShowAsGrid) {
+            int screenStart = mOrientationHandler.getPrimaryScroll(this);
+            int pageOrientedSize = mOrientationHandler.getMeasuredSize(this);
+            int halfScreenSize = pageOrientedSize / 2;
+            // Use +/- 50% screen width as visible area.
+            visibleStart = screenStart - halfScreenSize;
+            visibleEnd = screenStart + pageOrientedSize + halfScreenSize;
+        } else {
+            int centerPageIndex = getPageNearestToCenterOfScreen();
+            int numChildren = getChildCount();
+            lower = Math.max(0, centerPageIndex - 2);
+            upper = Math.min(centerPageIndex + 2, numChildren - 1);
+        }
 
         // Update the task data for the in/visible children
         for (int i = 0; i < getTaskViewCount(); i++) {
             TaskView taskView = getTaskViewAt(i);
             Task task = taskView.getTask();
             int index = indexOfChild(taskView);
-            boolean visible = lower <= index && index <= upper;
+            boolean visible;
+            if (mShowAsGrid) {
+                visible = isTaskViewWithinBounds(taskView, visibleStart, visibleEnd);
+            } else {
+                visible = lower <= index && index <= upper;
+            }
             if (visible) {
                 if (task == mTmpRunningTask) {
                     // Skip loading if this is the task that we are animating into
@@ -1162,7 +1264,7 @@
      */
     public void onSwipeUpAnimationSuccess() {
         if (getRunningTaskView() != null) {
-            float startProgress = ENABLE_QUICKSTEP_LIVE_TILE.get() && mLiveTileOverlayAttached
+            float startProgress = LIVE_TILE.get() && mLiveTileOverlayAttached
                     ? LiveTileOverlay.INSTANCE.cancelIconAnimation()
                     : 0f;
             animateUpRunningTaskIconScale(startProgress);
@@ -1224,12 +1326,16 @@
         setOnScrollChangeListener(null);
         setEnableFreeScroll(true);
         setEnableDrawingLiveTile(true);
-        if (!ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (!LIVE_TILE.get()) {
             setRunningTaskViewShowScreenshot(true);
         }
         setRunningTaskHidden(false);
         animateUpRunningTaskIconScale();
-        animateActionsViewIn();
+
+        // TODO: This should be tied to whether there is a focus app on overview.
+        if (!mShowAsGrid) {
+            animateActionsViewIn();
+        }
     }
 
     /**
@@ -1258,7 +1364,6 @@
             // gesture and the task list is loaded and applied
             mTmpRunningTask = Task.from(new TaskKey(runningTaskInfo), runningTaskInfo, false);
             taskView.bind(mTmpRunningTask, mOrientationState);
-            taskView.updateTaskSize(false);
 
             // Measure and layout immediately so that the scroll values is updated instantly
             // as the user might be quick-switching
@@ -1272,6 +1377,8 @@
         setCurrentPage(getRunningTaskIndex());
         setRunningTaskViewShowScreenshot(false);
         setRunningTaskHidden(runningTaskTileHidden);
+        // Update task size after setting current task.
+        updateTaskSize();
 
         // Reload the task list
         mTaskListChangeId = mModel.getTasks(this::applyLoadPlan);
@@ -1311,7 +1418,7 @@
     }
 
     private void setRunningTaskViewShowScreenshot(boolean showScreenshot) {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             TaskView runningTaskView = getRunningTaskView();
             if (runningTaskView != null) {
                 runningTaskView.setShowScreenshot(showScreenshot);
@@ -1380,6 +1487,166 @@
         }
     }
 
+    /**
+     * Updates TaskView and ClearAllButton scaling and translation required to turn into grid
+     * layout.
+     * This method only calculates the potential position and depends on {@link #setGridProgress} to
+     * apply the actual scaling and translation.
+     */
+    private void updateGridProperties() {
+        int taskCount = getTaskViewCount();
+        if (taskCount == 0) {
+            return;
+        }
+
+        final int boxLength = Math.max(mTaskWidth, mTaskHeight);
+
+        float availableHeight =
+                mTaskTopMargin + mTaskHeight + mSizeStrategy.getOverviewActionsHeight(mContext);
+        float rowHeight = (availableHeight - mRowSpacing) / 2;
+        float gridScale = rowHeight / (boxLength + mTaskTopMargin);
+
+        TaskView firstTask = getTaskViewAt(0);
+        float firstTaskWidthOffset;
+        if (mIsRtl) {
+            // Move the first task to the right edge.
+            firstTaskWidthOffset = mTaskWidth - firstTask.getLayoutParams().width * gridScale;
+        } else {
+            // Move the first task to the left edge.
+            firstTaskWidthOffset = -firstTask.getLayoutParams().width * (1 - gridScale);
+        }
+
+        int topRowWidth = 0;
+        int bottomRowWidth = 0;
+        float topAccumulatedTranslationX = 0;
+        float bottomAccumulatedTranslationX = 0;
+        IntSet topSet = new IntSet();
+        float[] gridTranslations = new float[taskCount];
+        for (int i = 0; i < taskCount; i++) {
+            TaskView taskView = getTaskViewAt(i);
+            taskView.setGridScale(gridScale);
+
+            float taskWidthDiff = mTaskWidth - taskView.getLayoutParams().width * gridScale;
+            float taskWidthOffset = mIsRtl ? taskWidthDiff : -taskWidthDiff;
+            // Visually we want to move all task by firstTaskWidthOffset, but calculate page scroll
+            // according to right edge (or left in nonRtl) of TaskView.
+            gridTranslations[i] = firstTaskWidthOffset - taskWidthOffset;
+            taskView.setGridOffsetTranslationX(taskWidthOffset);
+
+            // Off-set gap due to task scaling.
+            float widthDiff = taskView.getLayoutParams().width * (1 - gridScale);
+            float gridScaleTranslationX = mIsRtl ? widthDiff : -widthDiff;
+            gridTranslations[i] += gridScaleTranslationX;
+
+            // Visible offset caused by having scaling pivot on top-right.
+            taskView.setNonRtlVisibleOffset(mIsRtl ? 0 : widthDiff);
+
+            if (topRowWidth <= bottomRowWidth) {
+                gridTranslations[i] += topAccumulatedTranslationX;
+                topRowWidth += taskView.getLayoutParams().width * gridScale + mPageSpacing;
+                topSet.add(i);
+
+                taskView.setGridTranslationY(0);
+
+                // Move horizontally into empty space.
+                float widthOffset = 0;
+                for (int j = i - 1; !topSet.contains(j) && j >= 0; j--) {
+                    widthOffset += getTaskViewAt(j).getLayoutParams().width * gridScale
+                            + mPageSpacing;
+                }
+
+                float gridTranslationX = mIsRtl ? widthOffset : -widthOffset;
+                gridTranslations[i] += gridTranslationX;
+                topAccumulatedTranslationX += gridTranslationX + gridScaleTranslationX;
+                bottomAccumulatedTranslationX += gridScaleTranslationX;
+            } else {
+                gridTranslations[i] += bottomAccumulatedTranslationX;
+                bottomRowWidth += taskView.getLayoutParams().width * gridScale + mPageSpacing;
+
+                // Move into bottom row.
+                float heightOffset = (boxLength + mTaskTopMargin) * gridScale + mRowSpacing;
+                taskView.setGridTranslationY(heightOffset);
+
+                // Move horizontally into empty space.
+                float widthOffset = 0;
+                for (int j = i - 1; topSet.contains(j); j--) {
+                    widthOffset += getTaskViewAt(j).getLayoutParams().width * gridScale
+                            + mPageSpacing;
+                }
+
+                float gridTranslationX = mIsRtl ? widthOffset : -widthOffset;
+                gridTranslations[i] += gridTranslationX;
+                topAccumulatedTranslationX += gridScaleTranslationX;
+                bottomAccumulatedTranslationX += gridTranslationX + gridScaleTranslationX;
+            }
+        }
+
+        // Use the accumulated translation of the longer row.
+        float clearAllAccumulatedTranslation = mIsRtl ? Math.max(topAccumulatedTranslationX,
+                bottomAccumulatedTranslationX) : Math.min(topAccumulatedTranslationX,
+                bottomAccumulatedTranslationX);
+
+        // If the last task is on the shorter row, ClearAllButton will embed into the shorter row
+        // which is not what we want. Compensate the width difference of the 2 rows in that case.
+        float shorterRowCompensation = 0;
+        if (topRowWidth <= bottomRowWidth) {
+            if (topSet.contains(taskCount - 1)) {
+                shorterRowCompensation = bottomRowWidth - topRowWidth;
+            }
+        } else {
+            if (!topSet.contains(taskCount - 1)) {
+                shorterRowCompensation = topRowWidth - bottomRowWidth;
+            }
+        }
+        float clearAllShorterRowCompensation =
+                mIsRtl ? -shorterRowCompensation : shorterRowCompensation;
+
+        // If the total width is shorter than one task's width, move ClearAllButton further away
+        // accordingly.
+        float clearAllShortTotalCompensation = 0;
+        float longRowWidth = Math.max(topRowWidth, bottomRowWidth);
+        if (longRowWidth < mTaskWidth) {
+            float shortTotalCompensation = mTaskWidth - longRowWidth;
+            clearAllShortTotalCompensation =
+                    mIsRtl ? -shortTotalCompensation : shortTotalCompensation;
+        }
+
+        float clearAllTotalTranslationX = firstTaskWidthOffset + clearAllAccumulatedTranslation
+                + clearAllShorterRowCompensation + clearAllShortTotalCompensation;
+
+        // We need to maintain first task's grid translation at 0, now shift translation of all
+        // the TaskViews to achieve that.
+        for (int i = 0; i < taskCount; i++) {
+            getTaskViewAt(i).setGridTranslationX(gridTranslations[i] - gridTranslations[0]);
+        }
+        mClearAllButton.setGridTranslationPrimary(clearAllTotalTranslationX - gridTranslations[0]);
+
+        setGridProgress(mGridProgress);
+    }
+
+    /**
+     * Moves TaskView and ClearAllButton between carousel and 2 row grid.
+     *
+     * @param gridProgress 0 = carousel; 1 = 2 row grid.
+     */
+    public void setGridProgress(float gridProgress) {
+        int taskCount = getTaskViewCount();
+        if (taskCount == 0) {
+            return;
+        }
+
+        if (!mShowAsGrid) {
+            gridProgress = 0;
+        }
+
+        mGridProgress = gridProgress;
+
+        for (int i = 0; i < taskCount; i++) {
+            getTaskViewAt(i).setGridProgress(gridProgress);
+        }
+        mClearAllButton.setGridProgress(gridProgress);
+    }
+
     private void enableLayoutTransitions() {
         if (mLayoutTransition == null) {
             mLayoutTransition = new LayoutTransition();
@@ -1515,7 +1782,7 @@
                 if (animateTaskView) {
                     addDismissedTaskAnimations(taskView, duration, anim);
                 }
-            } else {
+            } else if (!mShowAsGrid) {  // Don't animate other tasks when dismissing in grid for now
                 // If we just take newScroll - oldScroll, everything to the right of dragged task
                 // translates to the left. We need to offset this in some cases:
                 // - In RTL, add page offset to all pages, since we want pages to move to the right
@@ -1557,7 +1824,7 @@
             anim.addOnFrameCallback(this::updateCurveProperties);
         }
 
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && getRunningTaskView() == taskView) {
+        if (LIVE_TILE.get() && getRunningTaskView() == taskView) {
             anim.addOnFrameCallback(() -> {
                 mLiveTileTaskViewSimulator.taskSecondaryTranslation.value =
                         mOrientationHandler.getSecondaryValue(
@@ -1576,7 +1843,7 @@
         mPendingAnimation.addEndListener(new Consumer<Boolean>() {
             @Override
             public void accept(Boolean success) {
-                if (ENABLE_QUICKSTEP_LIVE_TILE.get() && taskView.isRunningTask() && success) {
+                if (LIVE_TILE.get() && taskView.isRunningTask() && success) {
                     finishRecentsAnimation(true /* toHome */, () -> onEnd(success));
                 } else {
                     onEnd(success);
@@ -1608,6 +1875,8 @@
                         startHome();
                     } else {
                         snapToPageImmediately(pageToSnapTo);
+                        // Grid got messed up, reapply.
+                        updateGridProperties();
                     }
                     // Update the layout synchronously so that the position of next view is
                     // immediately available.
@@ -2121,7 +2390,7 @@
             anim.play(ObjectAnimator.ofFloat(getPageAt(centerTaskIndex),
                     mOrientationHandler.getPrimaryViewTranslate(), primaryTranslation));
             int runningTaskIndex = recentsView.getRunningTaskIndex();
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get() && runningTaskIndex != -1
+            if (LIVE_TILE.get() && runningTaskIndex != -1
                     && runningTaskIndex != taskIndex) {
                 anim.play(ObjectAnimator.ofFloat(
                         recentsView.getLiveTileTaskViewSimulator().taskPrimaryTranslation,
@@ -2198,7 +2467,7 @@
 
         mPendingAnimation = new PendingAnimation(duration);
         mPendingAnimation.add(anim);
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             mLiveTileTaskViewSimulator.addOverviewToAppAnim(mPendingAnimation, interpolator);
             mPendingAnimation.addOnFrameCallback(this::redrawLiveTile);
         }
@@ -2210,7 +2479,7 @@
                         tv.notifyTaskLaunchFailed(TAG);
                     }
                 };
-                if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+                if (LIVE_TILE.get()) {
                     finishRecentsAnimation(false /* toRecents */, null);
                     onLaunchResult.accept(true /* success */);
                 } else {
@@ -2383,17 +2652,16 @@
         boolean pageScrollChanged = super.getPageScrolls(outPageScrolls, layoutChildren,
                 scrollLogic);
 
-        final int taskCount = getTaskViewCount();
         final int childCount = getChildCount();
         for (int i = 0; i < childCount; i++) {
-            if (childCount < mTaskViewStartIndex) {
-                continue;
+            View child = getChildAt(i);
+            float scrollDiff = 0;
+            if (child instanceof TaskView) {
+                scrollDiff = ((TaskView) child).getScrollAdjustment();
+            } else if (child instanceof ClearAllButton) {
+                scrollDiff = ((ClearAllButton) child).getScrollAdjustment();
             }
 
-            final TaskView taskView = getTaskViewAt(
-                    Utilities.boundToRange(i, mTaskViewStartIndex, taskCount - 1));
-            float scrollDiff =
-                    taskView.getFullscreenTranslationX() + taskView.getAccumulatedTranslationX();
             if (scrollDiff != 0) {
                 outPageScrolls[i] += scrollDiff;
                 pageScrollChanged = true;
@@ -2404,14 +2672,14 @@
 
     @Override
     protected int getChildOffset(int index) {
-        if (index < mTaskViewStartIndex) {
-            return super.getChildOffset(index);
+        int childOffset = super.getChildOffset(index);
+        View child = getChildAt(index);
+        if (child instanceof TaskView) {
+            childOffset += ((TaskView) child).getOffsetAdjustment();
+        } else if (child instanceof ClearAllButton) {
+            childOffset += ((ClearAllButton) child).getOffsetAdjustment();
         }
-
-        final TaskView taskView = getTaskViewAt(
-                Utilities.boundToRange(index, mTaskViewStartIndex, getTaskViewCount() - 1));
-        return super.getChildOffset(index) + (int) taskView.getFullscreenTranslationX()
-                + (int) taskView.getAccumulatedTranslationX();
+        return childOffset;
     }
 
     @Override
@@ -2420,7 +2688,7 @@
         if (taskView == null) {
             return super.getChildVisibleSize(index);
         }
-        return super.getChildVisibleSize(index) - (int) taskView.getFullscreenTranslationX();
+        return (int) (super.getChildVisibleSize(index) * taskView.getSizeAdjustment());
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuView.java b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
index e21bf76..2315147 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
@@ -16,7 +16,7 @@
 
 package com.android.quickstep.views;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.quickstep.views.TaskThumbnailView.DIM_ALPHA;
 
 import android.animation.Animator;
@@ -38,6 +38,7 @@
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.anim.RoundedRectRevealOutlineProvider;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.popup.SystemShortcut;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.Themes;
@@ -113,7 +114,12 @@
         // NOTE: Changing the pivots means the rotated view gets rotated about the new pivots set,
         // which would render the X and Y position set here incorrect
         setPivotX(0);
-        setPivotY(0);
+        if (mActivity.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()) {
+            // In tablet, set pivotY to original position without mThumbnailTopMargin adjustment.
+            setPivotY(-mThumbnailTopMargin);
+        } else {
+            setPivotY(0);
+        }
         setRotation(pagedOrientationHandler.getDegreesRotated());
         setX(pagedOrientationHandler.getTaskMenuX(x, mTaskView.getThumbnail()));
         setY(pagedOrientationHandler.getTaskMenuY(adjustedY, mTaskView.getThumbnail()));
@@ -177,7 +183,7 @@
         LayoutParams lp = (LayoutParams) menuOptionView.getLayoutParams();
         mTaskView.getPagedOrientationHandler().setLayoutParamsForTaskMenuOptionItem(lp);
         menuOptionView.setOnClickListener(view -> {
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+            if (LIVE_TILE.get()) {
                 RecentsView recentsView = mTaskView.getRecentsView();
                 recentsView.switchToScreenshot(null,
                         () -> recentsView.finishRecentsAnimation(true /* toRecents */,
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index f2f4bc1..4c21745 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -19,7 +19,7 @@
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 import static com.android.systemui.shared.system.WindowManagerWrapper.WINDOWING_MODE_FULLSCREEN;
 
 import android.content.Context;
@@ -319,7 +319,7 @@
 
     public void drawOnCanvas(Canvas canvas, float x, float y, float width, float height,
             float cornerRadius) {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+        if (LIVE_TILE.get()) {
             if (mTask != null && getTaskView().isRunningTask() && !getTaskView().showScreenshot()) {
                 canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius, mClearPaint);
                 canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius,
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index dfbe6ce..3fb59983 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -35,10 +35,10 @@
 import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.TOUCH_RESPONSE_INTERPOLATOR;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_ICON_TAP_OR_LONGPRESS;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_LAUNCH_TAP;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
+import static com.android.quickstep.util.NavigationModeFeatureFlag.LIVE_TILE;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -248,8 +248,9 @@
     private IconView mIconView;
     private final DigitalWellBeingToast mDigitalWellBeingToast;
     private float mFullscreenProgress;
-    private float mScaleAtFullscreen = 1;
+    private float mGridProgress;
     private float mFullscreenScale = 1;
+    private float mGridScale = 1;
     private final FullscreenDrawParams mCurrentFullscreenParams;
     private final StatefulActivity mActivity;
 
@@ -262,8 +263,14 @@
     private float mTaskResistanceTranslationY;
     // The following translation variables should only be used in the same orientation as Launcher.
     private float mFullscreenTranslationX;
-    private float mAccumulatedTranslationX;
+    private float mAccumulatedFullscreenTranslationX;
     private float mBoxTranslationY;
+    // The following grid translations scales with mGridProgress.
+    private float mGridTranslationX;
+    private float mGridTranslationY;
+    // Offset translation does not affect scroll calculation.
+    private float mGridOffsetTranslationX;
+    private float mNonRtlVisibleOffset;
 
     private ObjectAnimator mIconAndDimAnimator;
     private float mIconScaleAnimStartProgress = 0;
@@ -301,7 +308,7 @@
             if (getTask() == null) {
                 return;
             }
-            if (ENABLE_QUICKSTEP_LIVE_TILE.get() && isRunningTask()) {
+            if (LIVE_TILE.get() && isRunningTask()) {
                 if (!mIsClickableAsLiveTile) {
                     return;
                 }
@@ -552,7 +559,7 @@
             mIconLoadRequest = iconCache.updateIconInBackground(mTask,
                     (task) -> {
                         setIcon(task.icon);
-                        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && isRunningTask()) {
+                        if (LIVE_TILE.get() && isRunningTask()) {
                             getRecentsView().updateLiveTileIcon(task.icon);
                         }
                         mDigitalWellBeingToast.initialize(mTask);
@@ -722,7 +729,9 @@
 
     @Override
     public void onRecycle() {
-        mFullscreenTranslationX = mAccumulatedTranslationX = mBoxTranslationY = 0f;
+        mFullscreenTranslationX = mAccumulatedFullscreenTranslationX = mGridTranslationX =
+                mGridTranslationY =
+                        mGridOffsetTranslationX = mBoxTranslationY = mNonRtlVisibleOffset = 0f;
         resetViewTransforms();
         // Clear any references to the thumbnail (it will be re-read either from the cache or the
         // system on next bind)
@@ -807,7 +816,7 @@
         super.onLayout(changed, left, top, right, bottom);
         if (mActivity.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()) {
             setPivotX(getLayoutDirection() == LAYOUT_DIRECTION_RTL ? (right - left) : 0);
-            setPivotY(0);
+            setPivotY(mSnapshotView.getTop());
         } else {
             setPivotX((right - left) * 0.5f);
             setPivotY(mSnapshotView.getTop() + mSnapshotView.getHeight() * 0.5f);
@@ -834,9 +843,31 @@
         applyScale();
     }
 
+    public void setGridScale(float gridScale) {
+        mGridScale = gridScale;
+        applyScale();
+    }
+
+    /**
+     * Moves TaskView between carousel and 2 row grid.
+     *
+     * @param gridProgress 0 = carousel; 1 = 2 row grid.
+     */
+    public void setGridProgress(float gridProgress) {
+        mGridProgress = gridProgress;
+        applyTranslationX();
+        applyTranslationY();
+        applyScale();
+    }
+
     private void applyScale() {
-        setScaleX(mFullscreenScale);
-        setScaleY(mFullscreenScale);
+        float scale = 1;
+        float fullScreenProgress = EXAGGERATED_EASE.getInterpolation(mFullscreenProgress);
+        scale *= Utilities.mapRange(fullScreenProgress, 1f, mFullscreenScale);
+        float gridProgress = ACCEL_DEACCEL.getInterpolation(mGridProgress);
+        scale *= Utilities.mapRange(gridProgress, 1f, mGridScale);
+        setScaleX(scale);
+        setScaleY(scale);
     }
 
     private void setDismissTranslationX(float x) {
@@ -878,13 +909,58 @@
         return mFullscreenTranslationX;
     }
 
-    public void setAccumulatedTranslationX(float accumulatedTranslationX) {
-        mAccumulatedTranslationX = accumulatedTranslationX;
+    public void setAccumulatedFullscreenTranslationX(float accumulatedFullscreenTranslationX) {
+        mAccumulatedFullscreenTranslationX = accumulatedFullscreenTranslationX;
         applyTranslationX();
     }
 
-    public float getAccumulatedTranslationX() {
-        return mAccumulatedTranslationX;
+    public void setGridTranslationX(float gridTranslationX) {
+        mGridTranslationX = gridTranslationX;
+        applyTranslationX();
+    }
+
+    public void setGridTranslationY(float gridTranslationY) {
+        mGridTranslationY = gridTranslationY;
+        applyTranslationY();
+    }
+
+    public void setGridOffsetTranslationX(float gridOffsetTranslationX) {
+        mGridOffsetTranslationX = gridOffsetTranslationX;
+        applyTranslationX();
+    }
+
+    public void setNonRtlVisibleOffset(float nonRtlVisibleOffset) {
+        mNonRtlVisibleOffset = nonRtlVisibleOffset;
+    }
+
+    public float getScrollAdjustment() {
+        float scrollAdjustment = 0;
+        if (mFullscreenProgress > 0) {
+            scrollAdjustment += mFullscreenTranslationX + mAccumulatedFullscreenTranslationX;
+        }
+        if (mGridProgress > 0) {
+            scrollAdjustment += mGridTranslationX;
+        }
+        return scrollAdjustment;
+    }
+
+    public float getOffsetAdjustment() {
+        float offsetAdjustment = getScrollAdjustment();
+        if (mGridProgress > 0) {
+            offsetAdjustment += mGridOffsetTranslationX + mNonRtlVisibleOffset;
+        }
+        return offsetAdjustment;
+    }
+
+    public float getSizeAdjustment() {
+        float sizeAdjustment = 1;
+        if (mFullscreenProgress > 0) {
+            sizeAdjustment *= mFullscreenScale;
+        }
+        if (mGridProgress > 0) {
+            sizeAdjustment *= mGridScale;
+        }
+        return sizeAdjustment;
     }
 
     private void setBoxTranslationY(float boxTranslationY) {
@@ -893,15 +969,20 @@
     }
 
     private void applyTranslationX() {
-        setTranslationX(
-                mDismissTranslationX + mTaskOffsetTranslationX + mTaskResistanceTranslationX
-                        + mFullscreenTranslationX + mAccumulatedTranslationX);
+        setTranslationX(mDismissTranslationX + mTaskOffsetTranslationX + mTaskResistanceTranslationX
+                + getFullscreenTrans(mFullscreenTranslationX + mAccumulatedFullscreenTranslationX)
+                + getGridTrans(mGridTranslationX + mGridOffsetTranslationX));
     }
 
     private void applyTranslationY() {
         setTranslationY(
                 mDismissTranslationY + mTaskOffsetTranslationY + mTaskResistanceTranslationY
-                        + mBoxTranslationY);
+                        + getGridTrans(mGridTranslationY) + mBoxTranslationY);
+    }
+
+    private float getGridTrans(float endTranslation) {
+        float progress = ACCEL_DEACCEL.getInterpolation(mGridProgress);
+        return Utilities.mapRange(progress, 0, endTranslation);
     }
 
     public FloatProperty<TaskView> getFillDismissGapTranslationProperty() {
@@ -1057,7 +1138,9 @@
         mIconView.setVisibility(progress < 1 ? VISIBLE : INVISIBLE);
         getThumbnail().getTaskOverlay().setFullscreenProgress(progress);
 
-        updateTaskScaling();
+        applyTranslationX();
+        applyTranslationY();
+        applyScale();
 
         TaskThumbnailView thumbnail = getThumbnail();
         updateCurrentFullscreenParams(thumbnail.getPreviewPositionHelper());
@@ -1084,41 +1167,53 @@
                 previewPositionHelper);
     }
 
-    void updateTaskSize(boolean variableWidth) {
+    /**
+     * Updates TaskView scaling and translation required to support variable width if enabled, while
+     * ensuring TaskView fits into screen in fullscreen.
+     */
+    void updateTaskSize() {
         ViewGroup.LayoutParams params = getLayoutParams();
-        float thumbnailRatio = mTask != null ? mTask.getVisibleThumbnailRatio() : 0f;
-        if (variableWidth && mActivity.getDeviceProfile().isTablet
-                && FeatureFlags.ENABLE_OVERVIEW_GRID.get() && thumbnailRatio != 0f) {
+        if (mActivity.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()) {
             final int thumbnailPadding = (int) getResources().getDimension(
                     R.dimen.task_thumbnail_top_margin);
 
             Rect lastComputedTaskSize = getRecentsView().getLastComputedTaskSize();
             int taskWidth = lastComputedTaskSize.width();
             int taskHeight = lastComputedTaskSize.height();
-            int boxLength = Math.max(taskWidth, taskHeight);
 
             int expectedWidth;
             int expectedHeight;
-            if (thumbnailRatio > 1) {
-                expectedWidth = boxLength;
-                expectedHeight = (int) (boxLength / thumbnailRatio) + thumbnailPadding;
+            float thumbnailRatio = mTask != null ? mTask.getVisibleThumbnailRatio() : 0f;
+            if (isRunningTask() || thumbnailRatio == 0f) {
+                expectedWidth = taskWidth;
+                expectedHeight = taskHeight + thumbnailPadding;
             } else {
-                expectedWidth = (int) (boxLength * thumbnailRatio);
-                expectedHeight = boxLength + thumbnailPadding;
+                int boxLength = Math.max(taskWidth, taskHeight);
+                if (thumbnailRatio > 1) {
+                    expectedWidth = boxLength;
+                    expectedHeight = (int) (boxLength / thumbnailRatio) + thumbnailPadding;
+                } else {
+                    expectedWidth = (int) (boxLength * thumbnailRatio);
+                    expectedHeight = boxLength + thumbnailPadding;
+                }
             }
 
             float heightDiff = (expectedHeight - thumbnailPadding - taskHeight) / 2.0f;
             setBoxTranslationY(heightDiff);
 
+            float fullscreenScale = 1f;
             if (expectedWidth > taskWidth) {
                 // In full screen, expectedWidth should not be larger than taskWidth.
-                mScaleAtFullscreen = taskWidth / (float) expectedWidth;
+                fullscreenScale = taskWidth / (float) expectedWidth;
             } else if (expectedHeight - thumbnailPadding > taskHeight) {
                 // In full screen, expectedHeight should not be larger than taskHeight.
-                mScaleAtFullscreen = taskHeight / (float) (expectedHeight - thumbnailPadding);
-            } else {
-                mScaleAtFullscreen = 1f;
+                fullscreenScale = taskHeight / (float) (expectedHeight - thumbnailPadding);
             }
+            setFullscreenScale(fullscreenScale);
+
+            float widthDiff = params.width * (1 - mFullscreenScale);
+            setFullscreenTranslationX(
+                    getLayoutDirection() == LAYOUT_DIRECTION_RTL ? -widthDiff : widthDiff);
 
             if (params.width != expectedWidth || params.height != expectedHeight) {
                 params.width = expectedWidth;
@@ -1127,35 +1222,16 @@
             }
         } else {
             setBoxTranslationY(0);
+            setFullscreenTranslationX(0);
+            setFullscreenScale(1);
             if (params.width != ViewGroup.LayoutParams.MATCH_PARENT) {
                 params.width = ViewGroup.LayoutParams.MATCH_PARENT;
                 params.height = ViewGroup.LayoutParams.MATCH_PARENT;
                 setLayoutParams(params);
             }
         }
-        updateTaskScaling();
     }
 
-    private void updateTaskScaling() {
-        if (mActivity.getDeviceProfile().isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get()) {
-            ViewGroup.LayoutParams params = getLayoutParams();
-            if (params.width == ViewGroup.LayoutParams.MATCH_PARENT
-                    || params.height == ViewGroup.LayoutParams.MATCH_PARENT) {
-                // Snapshot is not loaded yet, skip.
-                return;
-            }
-
-            float progress = EXAGGERATED_EASE.getInterpolation(mFullscreenProgress);
-            setFullscreenScale(Utilities.mapRange(progress, 1f, mScaleAtFullscreen));
-
-            float widthDiff = params.width * (1 - mFullscreenScale);
-            setFullscreenTranslationX(getFullscreenTrans(
-                    getLayoutDirection() == LAYOUT_DIRECTION_RTL ? -widthDiff : widthDiff));
-        } else {
-            setFullscreenScale(1);
-            setFullscreenTranslationX(0);
-        }
-    }
 
     private float getFullscreenTrans(float endTranslation) {
         float progress = ACCEL_DEACCEL.getInterpolation(mFullscreenProgress);
diff --git a/res/layout/folder_application.xml b/res/layout/folder_application.xml
index 32a5419..1cdee08 100644
--- a/res/layout/folder_application.xml
+++ b/res/layout/folder_application.xml
@@ -21,4 +21,5 @@
     android:textColor="?attr/folderTextColor"
     android:includeFontPadding="false"
     android:hapticFeedbackEnabled="false"
-    launcher:iconDisplay="folder" />
+    launcher:iconDisplay="folder"
+    launcher:centerVertically="true" />
diff --git a/res/layout/user_folder_icon_normalized.xml b/res/layout/user_folder_icon_normalized.xml
index c230dad..d38a77a 100644
--- a/res/layout/user_folder_icon_normalized.xml
+++ b/res/layout/user_folder_icon_normalized.xml
@@ -27,15 +27,12 @@
         android:clipToPadding="false"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:paddingLeft="16dp"
-        android:paddingRight="16dp"
-        android:paddingTop="16dp"
         launcher:pageIndicator="@+id/folder_page_indicator" />
 
     <LinearLayout
         android:id="@+id/folder_footer"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
+        android:layout_height="48dp"
         android:clipChildren="false"
         android:orientation="horizontal"
         android:paddingLeft="12dp"
@@ -53,13 +50,10 @@
             android:gravity="center_horizontal"
             android:hint="@string/folder_hint_text"
             android:imeOptions="flagNoExtractUi"
-            android:paddingBottom="@dimen/folder_label_padding_bottom"
-            android:paddingTop="@dimen/folder_label_padding_top"
             android:singleLine="true"
             android:textColor="?attr/folderTextColor"
             android:textColorHighlight="?android:attr/colorControlHighlight"
-            android:textColorHint="?attr/folderHintColor"
-            android:textSize="@dimen/folder_label_text_size" />
+            android:textColorHint="?attr/folderHintColor"/>
 
         <com.android.launcher3.pageindicators.PageIndicatorDots
             android:id="@+id/folder_page_indicator"
diff --git a/res/layout/widgets_scroll_container.xml b/res/layout/widgets_scroll_container.xml
deleted file mode 100644
index fc509d1..0000000
--- a/res/layout/widgets_scroll_container.xml
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 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.
--->
-
-<HorizontalScrollView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/widgets_scroll_container"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:background="?android:attr/colorPrimaryDark"
-    android:scrollbars="none">
-    <LinearLayout
-        android:id="@+id/widgets_cell_list"
-        style="@style/TextTitle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:paddingStart="0dp"
-        android:paddingEnd="0dp"
-        android:orientation="horizontal"
-        android:showDividers="none"/>
-</HorizontalScrollView>
\ No newline at end of file
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 587df6d..4078ef4 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -133,6 +133,8 @@
         <attr name="numAllAppsColumns" format="integer" />
         <attr name="defaultLayoutId" format="reference" />
         <attr name="demoModeLayoutId" format="reference" />
+        <attr name="isScalable" format="boolean" />
+
     </declare-styleable>
 
     <declare-styleable name="DevicePadding">
@@ -150,6 +152,12 @@
         <attr name="minWidthDps" format="float" />
         <attr name="minHeightDps" format="float" />
 
+        <!-- These min cell values are only used if GridDisplayOption#isScalable is true-->
+        <attr name="minCellHeightDps" format="float" />
+        <attr name="minCellWidthDps" format="float" />
+
+        <attr name="borderSpacingDps" format="float" />
+
         <attr name="iconImageSize" format="float" />
         <!-- landscapeIconSize defaults to iconSize, if not specified -->
         <attr name="landscapeIconSize" format="float" />
diff --git a/res/values/config.xml b/res/values/config.xml
index 41d1a12..89415b8 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -24,7 +24,7 @@
 
     <!-- AllApps & Launcher transitions -->
     <!-- Out of 100, the percent to shrink the workspace during spring loaded mode. -->
-    <integer name="config_workspaceSpringLoadShrinkPercentage">90</integer>
+    <integer name="config_workspaceSpringLoadShrinkPercentage">85</integer>
 
     <!-- The duration of the animation from search hint to text entry -->
     <integer name="config_searchHintAnimationDuration">50</integer>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 5f78192..3b171c6 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -20,6 +20,7 @@
 
     <!-- Dynamic Grid -->
     <dimen name="dynamic_grid_edge_margin">8dp</dimen>
+    <dimen name="dynamic_grid_left_right_margin">8dp</dimen>
     <dimen name="dynamic_grid_icon_drawable_padding">7dp</dimen>
     <!-- Minimum space between workspace and hotseat in spring loaded mode -->
     <dimen name="dynamic_grid_min_spring_loaded_space">8dp</dimen>
@@ -27,7 +28,6 @@
     <dimen name="dynamic_grid_cell_border_spacing">16dp</dimen>
     <dimen name="dynamic_grid_cell_layout_padding">5.5dp</dimen>
     <dimen name="dynamic_grid_cell_padding_x">8dp</dimen>
-    <dimen name="dynamic_grid_cell_padding_y">7dp</dimen>
 
     <!-- Hotseat -->
     <dimen name="dynamic_grid_hotseat_top_padding">8dp</dimen>
@@ -37,6 +37,9 @@
     <dimen name="dynamic_grid_hotseat_extra_vertical_size">34dp</dimen>
     <dimen name="dynamic_grid_hotseat_side_padding">0dp</dimen>
 
+    <!-- Scalable Grid -->
+    <dimen name="scalable_grid_left_right_margin">22dp</dimen>
+
     <!-- Workspace page indicator -->
     <dimen name="workspace_page_indicator_height">24dp</dimen>
     <dimen name="workspace_page_indicator_line_height">1dp</dimen>
@@ -90,7 +93,6 @@
     <!-- The size of corner radius of the arrow in the arrow toast. -->
     <dimen name="arrow_toast_corner_radius">2dp</dimen>
 
-
 <!-- Search bar in All Apps -->
     <dimen name="all_apps_header_max_elevation">3dp</dimen>
     <dimen name="all_apps_header_scroll_to_elevation">16dp</dimen>
@@ -148,10 +150,12 @@
 
     <dimen name="folder_cell_x_padding">9dp</dimen>
     <dimen name="folder_cell_y_padding">6dp</dimen>
-    <dimen name="folder_child_text_size">13sp</dimen>
-    <dimen name="folder_label_padding_top">12dp</dimen>
-    <dimen name="folder_label_padding_bottom">12dp</dimen>
-    <dimen name="folder_label_text_size">16sp</dimen>
+    <!-- label text size = workspace text size multiplied by this scale -->
+    <dimen name="folder_label_text_scale">1.14</dimen>
+    <dimen name="folder_label_height">48dp</dimen>
+
+    <dimen name="folder_content_padding_left_right">8dp</dimen>
+    <dimen name="folder_content_padding_top">16dp</dimen>
 
 <!-- Sizes for managed profile badges -->
     <dimen name="profile_badge_size">24dp</dimen>
diff --git a/src/com/android/launcher3/AppWidgetResizeFrame.java b/src/com/android/launcher3/AppWidgetResizeFrame.java
index 20c9ad3..a813275 100644
--- a/src/com/android/launcher3/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher3/AppWidgetResizeFrame.java
@@ -3,7 +3,6 @@
 import static com.android.launcher3.LauncherAnimUtils.LAYOUT_HEIGHT;
 import static com.android.launcher3.LauncherAnimUtils.LAYOUT_WIDTH;
 import static com.android.launcher3.Utilities.ATLEAST_S;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_FOUR_COLUMNS;
 import static com.android.launcher3.views.BaseDragLayer.LAYOUT_X;
 import static com.android.launcher3.views.BaseDragLayer.LAYOUT_Y;
 
@@ -51,6 +50,14 @@
                         inv.portraitProfile.getCellSize()};
             });
 
+    // Represents the border spacing size on the grid in the two orientations.
+    public static final MainThreadInitializedObject<int[]> BORDER_SPACING_SIZE =
+            new MainThreadInitializedObject<>(c -> {
+                InvariantDeviceProfile inv = LauncherAppState.getIDP(c);
+                return new int[] {inv.landscapeProfile.cellLayoutBorderSpacingPx,
+                        inv.portraitProfile.cellLayoutBorderSpacingPx};
+            });
+
     private static final int HANDLE_COUNT = 4;
     private static final int INDEX_LEFT = 0;
     private static final int INDEX_TOP = 1;
@@ -371,16 +378,12 @@
         }
     }
 
-    private static PointF getWidgetSize(Context context, Point cellSize, int spanX, int spanY) {
+    private static PointF getWidgetSize(Context context, Point cellSize, int spanX, int spanY,
+            int borderSpacing) {
         final float density = context.getResources().getDisplayMetrics().density;
-        float hBorderSpacing = 0;
-        float vBorderSpacing = 0;
-        if (ENABLE_FOUR_COLUMNS.get()) {
-            final int borderSpacing = context.getResources()
-                    .getDimensionPixelSize(R.dimen.dynamic_grid_cell_border_spacing);
-            hBorderSpacing = (spanX - 1) * borderSpacing;
-            vBorderSpacing = (spanY - 1) * borderSpacing;
-        }
+        final float hBorderSpacing = (spanX - 1) * borderSpacing;
+        final float vBorderSpacing = (spanY - 1) * borderSpacing;
+
         PointF widgetSize = new PointF();
         widgetSize.x = ((spanX * cellSize.x) + hBorderSpacing) / density;
         widgetSize.y = ((spanY * cellSize.y) + vBorderSpacing) / density;
@@ -390,10 +393,11 @@
     /** Returns the actual widget size given its span. */
     public static PointF getWidgetSize(Context context, int spanX, int spanY) {
         final Point[] cellSize = CELL_SIZE.get(context);
+        final int[] borderSpacing = BORDER_SPACING_SIZE.get(context);
         if (isLandscape(context)) {
-            return getWidgetSize(context, cellSize[0], spanX, spanY);
+            return getWidgetSize(context, cellSize[0], spanX, spanY, borderSpacing[0]);
         }
-        return getWidgetSize(context, cellSize[1], spanX, spanY);
+        return getWidgetSize(context, cellSize[1], spanX, spanY, borderSpacing[1]);
     }
 
     /** Returns true if the screen is in landscape mode. */
@@ -405,9 +409,10 @@
     /** Returns the list of sizes for a widget of given span, in dp. */
     public static ArrayList<PointF> getWidgetSizes(Context context, int spanX, int spanY) {
         final Point[] cellSize = CELL_SIZE.get(context);
+        final int[] borderSpacing = BORDER_SPACING_SIZE.get(context);
 
-        PointF landSize = getWidgetSize(context, cellSize[0], spanX, spanY);
-        PointF portSize = getWidgetSize(context, cellSize[1], spanX, spanY);
+        PointF landSize = getWidgetSize(context, cellSize[0], spanX, spanY, borderSpacing[0]);
+        PointF portSize = getWidgetSize(context, cellSize[1], spanX, spanY,  borderSpacing[1]);
 
         ArrayList<PointF> sizes = new ArrayList<>(2);
         sizes.add(landSize);
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index ee4d7ec..e0be6de 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -17,7 +17,6 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.FastBitmapDrawable.newIcon;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_FOUR_COLUMNS;
 import static com.android.launcher3.graphics.IconShape.getShape;
 import static com.android.launcher3.graphics.PreloadIconDrawable.newPendingIcon;
 import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
@@ -194,7 +193,7 @@
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.iconTextSizePx);
             setCompoundDrawablePadding(grid.iconDrawablePaddingPx);
             defaultIconSize = grid.iconSizePx;
-            setCenterVertically(ENABLE_FOUR_COLUMNS.get());
+            setCenterVertically(grid.isScalableGrid);
         } else if (mDisplay == DISPLAY_ALL_APPS) {
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.allAppsIconTextSizePx);
             setCompoundDrawablePadding(grid.allAppsIconDrawablePaddingPx);
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 947388b..b8833cf 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -53,6 +53,7 @@
 import android.view.accessibility.AccessibilityEvent;
 
 import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import androidx.core.view.ViewCompat;
 
 import com.android.launcher3.LauncherSettings.Favorites;
@@ -2663,20 +2664,21 @@
         }
 
         public void setup(int cellWidth, int cellHeight, boolean invertHorizontally, int colCount,
-                int rowCount, int borderSpacing) {
+                int rowCount, int borderSpacing, @Nullable Rect inset) {
             setup(cellWidth, cellHeight, invertHorizontally, colCount, rowCount, 1.0f, 1.0f,
-                    borderSpacing);
+                    borderSpacing, inset);
         }
 
         /**
-         * Use this method, as opposed to {@link #setup(int, int, boolean, int, int, int)},
+         * Use this method, as opposed to {@link #setup(int, int, boolean, int, int, int, Rect)},
          * if the view needs to be scaled.
          *
          * ie. In multi-window mode, we setup widgets so that they are measured and laid out
          * using their full/invariant device profile sizes.
          */
         public void setup(int cellWidth, int cellHeight, boolean invertHorizontally, int colCount,
-                int rowCount, float cellScaleX, float cellScaleY, int borderSpacing) {
+                int rowCount, float cellScaleX, float cellScaleY, int borderSpacing,
+                @Nullable Rect inset) {
             if (isLockedToGrid) {
                 final int myCellHSpan = cellHSpan;
                 final int myCellVSpan = cellVSpan;
@@ -2697,6 +2699,13 @@
                 height = Math.round(myCellHeight) - topMargin - bottomMargin;
                 x = leftMargin + (myCellX * cellWidth) + (myCellX * borderSpacing);
                 y = topMargin + (myCellY * cellHeight) + (myCellY * borderSpacing);
+
+                if (inset != null) {
+                    x -= inset.left;
+                    y -= inset.top;
+                    width += inset.left + inset.right;
+                    height += inset.top + inset.bottom;
+                }
             }
         }
 
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 634093c..f2dd60e 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -16,7 +16,7 @@
 
 package com.android.launcher3;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_FOUR_COLUMNS;
+import static com.android.launcher3.ResourceUtils.pxFromDp;
 
 import android.content.Context;
 import android.content.res.Configuration;
@@ -66,6 +66,8 @@
 
     public final float aspectRatio;
 
+    public final boolean isScalableGrid;
+
     /**
      * The maximum amount of left/right workspace padding as a percentage of the screen width.
      * To be clear, this means that up to 7% of the screen width can be used as left padding, and
@@ -79,8 +81,10 @@
     private static final int PORTRAIT_TABLET_LEFT_RIGHT_PADDING_MULTIPLIER = 4;
 
     // Workspace
-    public final int desiredWorkspaceLeftRightMarginPx;
-    public final int cellLayoutBorderSpacingPx;
+    public final int desiredWorkspaceLeftRightOriginalPx;
+    public int desiredWorkspaceLeftRightMarginPx;
+    public final int cellLayoutBorderSpacingOriginalPx;
+    public int cellLayoutBorderSpacingPx;
     public final int cellLayoutPaddingLeftRightPx;
     public final int cellLayoutBottomPaddingPx;
     public final int edgeMarginPx;
@@ -102,13 +106,21 @@
 
     public int cellWidthPx;
     public int cellHeightPx;
-    public int cellYPaddingPx;
     public int workspaceCellPaddingXPx;
 
+    public int cellYPaddingPx;
+    public int cellYPaddingOriginalPx;
+
     // Folder
+    public float folderLabelTextScale;
+    public int folderLabelTextSizePx;
     public int folderIconSizePx;
     public int folderIconOffsetYPx;
 
+    // Folder content
+    public int folderContentPaddingLeftRight;
+    public int folderContentPaddingTop;
+
     // Folder cell
     public int folderCellWidthPx;
     public int folderCellHeightPx;
@@ -164,9 +176,12 @@
         this.inv = inv;
         this.isLandscape = isLandscape;
         this.isMultiWindowMode = isMultiWindowMode;
+        this.transposeLayoutWithOrientation = transposeLayoutWithOrientation;
         windowX = windowPosition.x;
         windowY = windowPosition.y;
 
+        isScalableGrid = inv.isScalable && !isVerticalBarLayout() && !isMultiWindowMode;
+
         // Determine sizes.
         widthPx = width;
         heightPx = height;
@@ -193,8 +208,6 @@
         boolean isTallDevice = Float.compare(aspectRatio, TALL_DEVICE_ASPECT_RATIO_THRESHOLD) >= 0;
 
         // Some more constants
-        this.transposeLayoutWithOrientation = transposeLayoutWithOrientation;
-
         context = getContext(context, info, isVerticalBarLayout()
                 ? Configuration.ORIENTATION_LANDSCAPE
                 : Configuration.ORIENTATION_PORTRAIT);
@@ -217,16 +230,25 @@
         availableHeightPx = nonFinalAvailableHeightPx;
 
         edgeMarginPx = res.getDimensionPixelSize(R.dimen.dynamic_grid_edge_margin);
-        desiredWorkspaceLeftRightMarginPx = isVerticalBarLayout() ? 0 : edgeMarginPx;
 
-        cellYPaddingPx = res.getDimensionPixelSize(R.dimen.dynamic_grid_cell_padding_y);
-        cellLayoutBorderSpacingPx = isVerticalBarLayout()
-                || isMultiWindowMode
-                || !ENABLE_FOUR_COLUMNS.get()
-                ? 0 : res.getDimensionPixelSize(R.dimen.dynamic_grid_cell_border_spacing);
+        desiredWorkspaceLeftRightMarginPx = isVerticalBarLayout() ? 0 : isScalableGrid
+                ? res.getDimensionPixelSize(R.dimen.scalable_grid_left_right_margin)
+                : res.getDimensionPixelSize(R.dimen.dynamic_grid_left_right_margin);
+        desiredWorkspaceLeftRightOriginalPx = desiredWorkspaceLeftRightMarginPx;
+
+        folderLabelTextScale = res.getFloat(R.dimen.folder_label_text_scale);
+        folderContentPaddingLeftRight =
+                res.getDimensionPixelSize(R.dimen.folder_content_padding_left_right);
+        folderContentPaddingTop = res.getDimensionPixelSize(R.dimen.folder_content_padding_top);
+
+        setCellLayoutBorderSpacing(pxFromDp(inv.borderSpacing, mInfo.metrics, 1f));
+        cellLayoutBorderSpacingOriginalPx = cellLayoutBorderSpacingPx;
+
         int cellLayoutPaddingLeftRightMultiplier = !isVerticalBarLayout() && isTablet
                 ? PORTRAIT_TABLET_LEFT_RIGHT_PADDING_MULTIPLIER : 1;
-        int cellLayoutPadding = res.getDimensionPixelSize(R.dimen.dynamic_grid_cell_layout_padding);
+        int cellLayoutPadding = isScalableGrid
+                ? 0
+                : res.getDimensionPixelSize(R.dimen.dynamic_grid_cell_layout_padding);
         if (isLandscape) {
             cellLayoutPaddingLeftRightPx = 0;
             cellLayoutBottomPaddingPx = cellLayoutPadding;
@@ -259,16 +281,16 @@
         hotseatBarSidePaddingStartPx = isVerticalBarLayout() ? workspacePageIndicatorHeight : 0;
         int hotseatExtraVerticalSize =
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_hotseat_extra_vertical_size);
-        hotseatBarSizePx = ResourceUtils.pxFromDp(inv.iconSize, mInfo.metrics)
+        hotseatBarSizePx = pxFromDp(inv.iconSize, mInfo.metrics, 1f)
                 + (isVerticalBarLayout()
                 ? (hotseatBarSidePaddingStartPx + hotseatBarSidePaddingEndPx)
                 : (hotseatBarTopPaddingPx + hotseatBarBottomPaddingPx
-                        + (ENABLE_FOUR_COLUMNS.get() ? 0 : hotseatExtraVerticalSize)));
+                        + (isScalableGrid ? 0 : hotseatExtraVerticalSize)));
 
         // Calculate all of the remaining variables.
         int extraSpace = updateAvailableDimensions(res);
         // Now that we have all of the variables calculated, we can tune certain sizes.
-        if (ENABLE_FOUR_COLUMNS.get()) {
+        if (isScalableGrid) {
             DevicePadding padding = inv.devicePaddings.getDevicePadding(extraSpace);
             workspaceTopPadding = padding.getWorkspaceTopPadding(extraSpace);
             workspaceBottomPadding = padding.getWorkspaceBottomPadding(extraSpace);
@@ -299,6 +321,30 @@
                         IconShape.DEFAULT_PATH_SIZE);
     }
 
+    private void setCellLayoutBorderSpacing(int borderSpacing) {
+        if (isScalableGrid) {
+            cellLayoutBorderSpacingPx = borderSpacing;
+            folderContentPaddingLeftRight = borderSpacing;
+            folderContentPaddingTop = borderSpacing;
+        } else {
+            cellLayoutBorderSpacingPx = 0;
+        }
+    }
+
+    /**
+     * We inset the widget padding added by the system and instead rely on the border spacing
+     * between cells to create reliable consistency between widgets
+     */
+    public boolean shouldInsetWidgets() {
+        Rect widgetPadding = inv.defaultWidgetPadding;
+
+        // Check all sides to ensure that the widget won't overlap into another cell.
+        return cellLayoutBorderSpacingPx > widgetPadding.left
+                && cellLayoutBorderSpacingPx > widgetPadding.top
+                && cellLayoutBorderSpacingPx > widgetPadding.right
+                && cellLayoutBorderSpacingPx > widgetPadding.bottom;
+    }
+
     public Builder toBuilder(Context context) {
         Point size = new Point(availableWidthPx, availableHeightPx);
         return new Builder(context, inv, mInfo)
@@ -380,20 +426,42 @@
     private int updateAvailableDimensions(Resources res) {
         updateIconSize(1f, res);
 
-        // Check to see if the icons fit within the available height.  If not, then scale down.
-        float usedHeight = (cellHeightPx * inv.numRows)
-                + (cellLayoutBorderSpacingPx * (inv.numRows - 1));
-        int maxHeight = (availableHeightPx - getTotalWorkspacePadding().y);
+        Point workspacePadding = getTotalWorkspacePadding();
+
+        // Check to see if the icons fit within the available height.
+        float usedHeight = getCellLayoutHeight();
+        final int maxHeight = availableHeightPx - workspacePadding.y;
         float extraHeight = Math.max(0, maxHeight - usedHeight);
-        if (usedHeight > maxHeight) {
-            float scale = maxHeight / usedHeight;
-            updateIconSize(scale, res);
-            extraHeight = 0;
+        float scaleY = maxHeight / usedHeight;
+        boolean shouldScale = scaleY < 1f;
+
+        float scaleX = 1f;
+        if (isScalableGrid) {
+            // We scale to fit the cellWidth and cellHeight in the available space.
+            // The benefit of scalable grids is that we can get consistent aspect ratios between
+            // devices.
+            float usedWidth = (cellWidthPx * inv.numColumns)
+                    + (cellLayoutBorderSpacingPx * (inv.numColumns - 1))
+                    + (desiredWorkspaceLeftRightMarginPx * 2);
+            // We do not subtract padding here, as we also scale the workspace padding if needed.
+            scaleX = availableWidthPx / usedWidth;
+            shouldScale = true;
         }
+
+        if (shouldScale) {
+            float scale = Math.min(scaleX, scaleY);
+            updateIconSize(scale, res);
+            extraHeight = Math.max(0, maxHeight - getCellLayoutHeight());
+        }
+
         updateAvailableFolderCellDimensions(res);
         return Math.round(extraHeight);
     }
 
+    private int getCellLayoutHeight() {
+        return (cellHeightPx * inv.numRows) + (cellLayoutBorderSpacingPx * (inv.numRows - 1));
+    }
+
     /**
      * Updating the iconSize affects many aspects of the launcher layout, such as: iconSizePx,
      * iconTextSizePx, iconDrawablePaddingPx, cellWidth/Height, allApps* variants,
@@ -403,17 +471,21 @@
         // Workspace
         final boolean isVerticalLayout = isVerticalBarLayout();
         float invIconSizeDp = isVerticalLayout ? inv.landscapeIconSize : inv.iconSize;
-        iconSizePx = Math.max(1, (int) (ResourceUtils.pxFromDp(invIconSizeDp, mInfo.metrics)
-                * scale));
-        iconTextSizePx = (int) (Utilities.pxFromSp(inv.iconTextSize, mInfo.metrics) * scale);
+        iconSizePx = Math.max(1, pxFromDp(invIconSizeDp, mInfo.metrics, scale));
+        iconTextSizePx = pxFromDp(inv.iconTextSize, mInfo.metrics, scale);
         iconDrawablePaddingPx = (int) (iconDrawablePaddingOriginalPx * scale);
 
-        if (ENABLE_FOUR_COLUMNS.get()) {
-            cellHeightPx = iconSizePx + iconDrawablePaddingPx
-                    + Utilities.calculateTextHeight(iconTextSizePx)
-                    + (cellYPaddingPx * 2);
+        setCellLayoutBorderSpacing((int) (cellLayoutBorderSpacingOriginalPx * scale));
+
+        if (isScalableGrid) {
+            cellWidthPx = pxFromDp(inv.minCellWidth, mInfo.metrics, scale);
+            cellHeightPx = pxFromDp(inv.minCellHeight, mInfo.metrics, scale);
+            int cellContentHeight = iconSizePx + iconDrawablePaddingPx
+                    + Utilities.calculateTextHeight(iconTextSizePx);
+            cellYPaddingPx = Math.max(0, cellHeightPx - cellContentHeight) / 2;
+            desiredWorkspaceLeftRightMarginPx = (int) (desiredWorkspaceLeftRightOriginalPx * scale);
         } else {
-            cellYPaddingPx = 0;
+            cellWidthPx = iconSizePx + iconDrawablePaddingPx;
             cellHeightPx = iconSizePx + iconDrawablePaddingPx
                     + Utilities.calculateTextHeight(iconTextSizePx);
             int cellPaddingY = (getCellSize().y - cellHeightPx) / 2;
@@ -426,11 +498,10 @@
                 iconDrawablePaddingPx = cellPaddingY;
             }
         }
-        cellWidthPx = iconSizePx + iconDrawablePaddingPx;
 
         // All apps
         if (allAppsHasDifferentNumColumns()) {
-            allAppsIconSizePx = ResourceUtils.pxFromDp(inv.allAppsIconSize, mInfo.metrics);
+            allAppsIconSizePx = pxFromDp(inv.allAppsIconSize, mInfo.metrics);
             allAppsIconTextSizePx = Utilities.pxFromSp(inv.allAppsIconTextSize, mInfo.metrics);
             allAppsIconDrawablePaddingPx = iconDrawablePaddingOriginalPx;
             // We use 4 below to ensure labels are closer to their corresponding icon.
@@ -474,12 +545,10 @@
     }
 
     private void updateAvailableFolderCellDimensions(Resources res) {
-        int folderBottomPanelSize = res.getDimensionPixelSize(R.dimen.folder_label_padding_top)
-                + res.getDimensionPixelSize(R.dimen.folder_label_padding_bottom)
-                + Utilities.calculateTextHeight(res.getDimension(R.dimen.folder_label_text_size));
-
         updateFolderCellSize(1f, res);
 
+        final int folderBottomPanelSize = res.getDimensionPixelSize(R.dimen.folder_label_height);
+
         // Don't let the folder get too close to the edges of the screen.
         int folderMargin = edgeMarginPx * 2;
         Point totalWorkspacePadding = getTotalWorkspacePadding();
@@ -488,13 +557,14 @@
         float contentUsedHeight = folderCellHeightPx * inv.numFolderRows
                 + ((inv.numFolderRows - 1) * cellLayoutBorderSpacingPx);
         int contentMaxHeight = availableHeightPx - totalWorkspacePadding.y - folderBottomPanelSize
-                - folderMargin;
+                - folderMargin - folderContentPaddingTop;
         float scaleY = contentMaxHeight / contentUsedHeight;
 
         // Check if the icons fit within the available width.
         float contentUsedWidth = folderCellWidthPx * inv.numFolderColumns
                 + ((inv.numFolderColumns - 1) * cellLayoutBorderSpacingPx);
-        int contentMaxWidth = availableWidthPx - totalWorkspacePadding.x - folderMargin;
+        int contentMaxWidth = availableWidthPx - totalWorkspacePadding.x - folderMargin
+                - folderContentPaddingLeftRight * 2;
         float scaleX = contentMaxWidth / contentUsedWidth;
 
         float scale = Math.min(scaleX, scaleY);
@@ -504,9 +574,10 @@
     }
 
     private void updateFolderCellSize(float scale, Resources res) {
-        folderChildIconSizePx = (int) (ResourceUtils.pxFromDp(inv.iconSize, mInfo.metrics) * scale);
-        folderChildTextSizePx =
-                (int) (res.getDimensionPixelSize(R.dimen.folder_child_text_size) * scale);
+        float invIconSizeDp = isVerticalBarLayout() ? inv.landscapeIconSize : inv.iconSize;
+        folderChildIconSizePx = Math.max(1, pxFromDp(invIconSizeDp, mInfo.metrics, scale));
+        folderChildTextSizePx = pxFromDp(inv.iconTextSize, mInfo.metrics, scale);
+        folderLabelTextSizePx = (int) (folderChildTextSizePx * folderLabelTextScale);
 
         int textHeight = Utilities.calculateTextHeight(folderChildTextSizePx);
         int cellPaddingX = (int) (res.getDimensionPixelSize(R.dimen.folder_cell_x_padding) * scale);
@@ -570,7 +641,8 @@
                 padding.right = hotseatBarSizePx;
             }
         } else {
-            int paddingBottom = hotseatBarSizePx + workspacePageIndicatorHeight
+            int hotseatTop = isTaskbarPresent ? taskbarSize : hotseatBarSizePx;
+            int paddingBottom = hotseatTop + workspacePageIndicatorHeight
                     + workspaceBottomPadding - mWorkspacePageIndicatorOverlapWorkspace;
             if (isTablet) {
                 // Pad the left and right of the workspace to ensure consistent spacing
@@ -580,15 +652,16 @@
                         ((inv.numColumns - 1) * cellWidthPx)));
                 availablePaddingX = (int) Math.min(availablePaddingX,
                         widthPx * MAX_HORIZONTAL_PADDING_PERCENT);
+                int hotseatVerticalPadding = isTaskbarPresent ? 0
+                        : hotseatBarTopPaddingPx + hotseatBarBottomPaddingPx;
                 int availablePaddingY = Math.max(0, heightPx - edgeMarginPx - paddingBottom
-                        - (2 * inv.numRows * cellHeightPx) - hotseatBarTopPaddingPx
-                        - hotseatBarBottomPaddingPx);
+                        - (2 * inv.numRows * cellHeightPx) - hotseatVerticalPadding);
                 padding.set(availablePaddingX / 2, edgeMarginPx + availablePaddingY / 2,
                         availablePaddingX / 2, paddingBottom + availablePaddingY / 2);
             } else {
                 // Pad the top and bottom of the workspace with search/hotseat bar sizes
                 padding.set(desiredWorkspaceLeftRightMarginPx,
-                        workspaceTopPadding + edgeMarginPx,
+                        workspaceTopPadding + (isScalableGrid ? 0 : edgeMarginPx),
                         desiredWorkspaceLeftRightMarginPx,
                         paddingBottom);
             }
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 4f4f2a7..ebaacb6 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -98,14 +98,20 @@
         } else {
             lp.gravity = Gravity.BOTTOM;
             lp.width = ViewGroup.LayoutParams.MATCH_PARENT;
-            lp.height = grid.hotseatBarSizePx + insets.bottom;
+            lp.height = grid.isTaskbarPresent
+                    ? grid.taskbarSize
+                    : grid.hotseatBarSizePx + insets.bottom;
         }
-        Rect padding = grid.getHotseatLayoutPadding();
-        int paddingBottom = padding.bottom;
-        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && !grid.isVerticalBarLayout()) {
-            paddingBottom -= grid.hotseatBarBottomPaddingPx;
+        if (!grid.isTaskbarPresent) {
+            // When taskbar is present, we set the padding separately to ensure a seamless visual
+            // handoff between taskbar and hotseat during drag and drop.
+            Rect padding = grid.getHotseatLayoutPadding();
+            int paddingBottom = padding.bottom;
+            if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && !grid.isVerticalBarLayout()) {
+                paddingBottom -= grid.hotseatBarBottomPaddingPx;
+            }
+            setPadding(padding.left, padding.top, padding.right, paddingBottom);
         }
-        setPadding(padding.left, padding.top, padding.right, paddingBottom);
 
         setLayoutParams(lp);
         InsettableFrameLayout.dispatchInsets(this, insets);
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 2a08c50..bb60557 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -111,6 +111,10 @@
     public float allAppsIconSize;
     public float allAppsIconTextSize;
 
+    public float minCellHeight;
+    public float minCellWidth;
+    public float borderSpacing;
+
     private SparseArray<TypedValue> mExtraAttrs;
 
     /**
@@ -123,6 +127,11 @@
      */
     public int numAllAppsColumns;
 
+    /**
+     * Do not query directly. see {@link DeviceProfile#isScalableGrid}.
+     */
+    protected boolean isScalable;
+
     public String dbFile;
     public int defaultLayoutId;
     int demoModeLayoutId;
@@ -154,6 +163,10 @@
         iconTextSize = p.iconTextSize;
         numHotseatIcons = p.numHotseatIcons;
         numAllAppsColumns = p.numAllAppsColumns;
+        isScalable = p.isScalable;
+        minCellHeight = p.minCellHeight;
+        minCellWidth = p.minCellWidth;
+        borderSpacing = p.borderSpacing;
         dbFile = p.dbFile;
         allAppsIconSize = p.allAppsIconSize;
         allAppsIconTextSize = p.allAppsIconTextSize;
@@ -213,6 +226,9 @@
         result.landscapeIconSize = defaultDisplayOption.landscapeIconSize;
         result.allAppsIconSize = Math.min(
                 defaultDisplayOption.allAppsIconSize, myDisplayOption.allAppsIconSize);
+        result.minCellHeight = defaultDisplayOption.minCellHeight;
+        result.minCellWidth = defaultDisplayOption.minCellWidth;
+        result.borderSpacing = defaultDisplayOption.borderSpacing;
 
         devicePaddings = new DevicePaddings(context);
         initGrid(context, myInfo, result);
@@ -259,6 +275,7 @@
         numFolderRows = closestProfile.numFolderRows;
         numFolderColumns = closestProfile.numFolderColumns;
         numAllAppsColumns = closestProfile.numAllAppsColumns;
+        isScalable = closestProfile.isScalable;
 
         mExtraAttrs = closestProfile.extraAttrs;
 
@@ -269,6 +286,10 @@
         iconTextSize = displayOption.iconTextSize;
         fillResIconDpi = getLauncherIconDensity(iconBitmapSize);
 
+        minCellHeight = displayOption.minCellHeight;
+        minCellWidth = displayOption.minCellWidth;
+        borderSpacing = displayOption.borderSpacing;
+
         if (Utilities.isGridOptionsEnabled(context)) {
             allAppsIconSize = displayOption.allAppsIconSize;
             allAppsIconTextSize = displayOption.allAppsIconTextSize;
@@ -589,6 +610,8 @@
         private final int defaultLayoutId;
         private final int demoModeLayoutId;
 
+        private final boolean isScalable;
+
         private final SparseArray<TypedValue> extraAttrs;
 
         public GridOption(Context context, AttributeSet attrs) {
@@ -612,6 +635,9 @@
             numAllAppsColumns = a.getInt(
                     R.styleable.GridDisplayOption_numAllAppsColumns, numColumns);
 
+            isScalable = a.getBoolean(
+                    R.styleable.GridDisplayOption_isScalable, false);
+
             a.recycle();
 
             extraAttrs = Themes.createValueMap(context, attrs,
@@ -626,6 +652,10 @@
         private final float minHeightDps;
         private final boolean canBeDefault;
 
+        private float minCellHeight;
+        private float minCellWidth;
+        private float borderSpacing;
+
         private float iconSize;
         private float iconTextSize;
         private float landscapeIconSize;
@@ -643,6 +673,10 @@
             canBeDefault = a.getBoolean(
                     R.styleable.ProfileDisplayOption_canBeDefault, false);
 
+            minCellHeight = a.getFloat(R.styleable.ProfileDisplayOption_minCellHeightDps, 0);
+            minCellWidth = a.getFloat(R.styleable.ProfileDisplayOption_minCellWidthDps, 0);
+            borderSpacing = a.getFloat(R.styleable.ProfileDisplayOption_borderSpacingDps, 0);
+
             iconSize = a.getFloat(R.styleable.ProfileDisplayOption_iconImageSize, 0);
             landscapeIconSize = a.getFloat(R.styleable.ProfileDisplayOption_landscapeIconSize,
                     iconSize);
@@ -664,6 +698,9 @@
             minWidthDps = 0;
             minHeightDps = 0;
             canBeDefault = false;
+            minCellHeight = 0;
+            minCellWidth = 0;
+            borderSpacing = 0;
         }
 
         private DisplayOption multiply(float w) {
@@ -672,6 +709,9 @@
             allAppsIconSize *= w;
             iconTextSize *= w;
             allAppsIconTextSize *= w;
+            minCellHeight *= w;
+            minCellWidth *= w;
+            borderSpacing *= w;
             return this;
         }
 
@@ -681,6 +721,9 @@
             allAppsIconSize += p.allAppsIconSize;
             iconTextSize += p.iconTextSize;
             allAppsIconTextSize += p.allAppsIconTextSize;
+            minCellHeight += p.minCellHeight;
+            minCellWidth += p.minCellWidth;
+            borderSpacing += p.borderSpacing;
             return this;
         }
     }
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index f9a1ded..21c40ef 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -56,8 +56,10 @@
     public static final int ALL_APPS_HEADER_EXTRA = 1 << 3; // e.g. app predictions
     public static final int ALL_APPS_CONTENT = 1 << 4;
     public static final int VERTICAL_SWIPE_INDICATOR = 1 << 5;
-    public static final int OVERVIEW_BUTTONS = 1 << 6;
+    public static final int OVERVIEW_ACTIONS = 1 << 6;
     public static final int TASKBAR = 1 << 7;
+    public static final int CLEAR_ALL_BUTTON = 1 << 8;
+    public static final int WORKSPACE_PAGE_INDICATOR = 1 << 9;
 
     /** Mask of all the items that are contained in the apps view. */
     public static final int APPS_VIEW_ITEM_MASK =
@@ -187,15 +189,26 @@
     }
 
     public int getVisibleElements(Launcher launcher) {
-        int flags = HOTSEAT_ICONS | VERTICAL_SWIPE_INDICATOR | TASKBAR;
-        if (!FeatureFlags.ENABLE_DEVICE_SEARCH.get()
-                && !launcher.getDeviceProfile().isVerticalBarLayout()) {
+        DeviceProfile deviceProfile = launcher.getDeviceProfile();
+        int flags = WORKSPACE_PAGE_INDICATOR | VERTICAL_SWIPE_INDICATOR | TASKBAR;
+        if (!FeatureFlags.ENABLE_DEVICE_SEARCH.get() && !deviceProfile.isVerticalBarLayout()) {
             flags |= HOTSEAT_SEARCH_BOX;
         }
+        if (!deviceProfile.isTaskbarPresent) {
+            flags |= HOTSEAT_ICONS;
+        }
         return flags;
     }
 
     /**
+     * A shorthand for checking getVisibleElements() & elements == elements.
+     * @return Whether all of the given elements are visible.
+     */
+    public boolean areElementsVisible(Launcher launcher, int elements) {
+        return (getVisibleElements(launcher) & elements) == elements;
+    }
+
+    /**
      * Fraction shift in the vertical translation UI and related properties
      *
      * @see com.android.launcher3.allapps.AllAppsTransitionController
@@ -221,6 +234,13 @@
     }
 
     /**
+     * For this state, whether tasks should layout as a grid rather than a list.
+     */
+    public boolean displayOverviewTasksAsGrid(Launcher launcher) {
+        return false;
+    }
+
+    /**
      * The amount of blur and wallpaper zoom to apply to the background of either the app
      * or Launcher surface in this state. Should be a number between 0 and 1, inclusive.
      *
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index af2d94a..c6766a4 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -219,7 +219,7 @@
     /**
      * Returns the index of the currently displayed page. When in free scroll mode, this is the page
      * that the user was on before entering free scroll mode (e.g. the home screen page they
-     * long-pressed on to enter the overview). Try using {@link #getPageNearestToCenterOfScreen()}
+     * long-pressed on to enter the overview). Try using {@link #getDestinationPage()}
      * to get the page the user is currently scrolling over.
      */
     public int getCurrentPage() {
@@ -1289,7 +1289,7 @@
                     if (((initialScroll >= maxScroll) && (isVelocityLeft || !isFling)) ||
                         ((initialScroll <= minScroll) && (!isVelocityLeft || !isFling))) {
                         mScroller.springBack(initialScroll, minScroll, maxScroll);
-                        mNextPage = getPageNearestToCenterOfScreen();
+                        mNextPage = getDestinationPage();
                     } else {
                         mScroller.setInterpolator(mDefaultInterpolator);
                         mScroller.fling(initialScroll, -velocity,
@@ -1297,11 +1297,12 @@
                             Math.round(getWidth() * 0.5f * OVERSCROLL_DAMP_FACTOR));
 
                         int finalPos = mScroller.getFinalPos();
-                        mNextPage = getPageNearestToCenterOfScreen(finalPos);
+                        mNextPage = getDestinationPage(finalPos);
 
                         int firstPageScroll = getScrollForPage(!mIsRtl ? 0 : getPageCount() - 1);
                         int lastPageScroll = getScrollForPage(!mIsRtl ? getPageCount() - 1 : 0);
-                        if (finalPos > minScroll && finalPos < maxScroll) {
+                        if (snapToPageInFreeScroll() && finalPos > minScroll
+                                && finalPos < maxScroll) {
                             // If scrolling ends in the half of the added space that is closer to
                             // the end, settle to the end. Otherwise snap to the nearest page.
                             // If flinging past one of the ends, don't change the velocity as it
@@ -1347,6 +1348,10 @@
         return true;
     }
 
+    protected boolean snapToPageInFreeScroll() {
+        return true;
+    }
+
     protected boolean shouldFlingForVelocity(int velocity) {
         float threshold = mAllowEasyFling ? mEasyFlingThresholdVelocity : mFlingThresholdVelocity;
         return Math.abs(velocity) > threshold;
@@ -1452,6 +1457,14 @@
         }
     }
 
+    public int getDestinationPage() {
+        return getDestinationPage(mOrientationHandler.getPrimaryScroll(this));
+    }
+
+    protected int getDestinationPage(int scaledScroll) {
+        return getPageNearestToCenterOfScreen(scaledScroll);
+    }
+
     public int getPageNearestToCenterOfScreen() {
         return getPageNearestToCenterOfScreen(mOrientationHandler.getPrimaryScroll(this));
     }
@@ -1487,7 +1500,7 @@
     }
 
     protected void snapToDestination() {
-        snapToPage(getPageNearestToCenterOfScreen(), getPageSnapDuration());
+        snapToPage(getDestinationPage(), getPageSnapDuration());
     }
 
     protected boolean isInOverScroll() {
diff --git a/src/com/android/launcher3/ResourceUtils.java b/src/com/android/launcher3/ResourceUtils.java
index f60e1f8..ece123d 100644
--- a/src/com/android/launcher3/ResourceUtils.java
+++ b/src/com/android/launcher3/ResourceUtils.java
@@ -60,7 +60,11 @@
     }
 
     public static int pxFromDp(float size, DisplayMetrics metrics) {
-        return size < 0 ? INVALID_RESOURCE_HANDLE : Math.round(
-                TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, size, metrics));
+        return pxFromDp(size, metrics, 1f);
+    }
+
+    public static int pxFromDp(float size, DisplayMetrics metrics, float scale) {
+        return size < 0 ? INVALID_RESOURCE_HANDLE : Math.round(scale
+                * TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, size, metrics));
     }
 }
diff --git a/src/com/android/launcher3/ShortcutAndWidgetContainer.java b/src/com/android/launcher3/ShortcutAndWidgetContainer.java
index eab8272..2c24c3a 100644
--- a/src/com/android/launcher3/ShortcutAndWidgetContainer.java
+++ b/src/com/android/launcher3/ShortcutAndWidgetContainer.java
@@ -37,6 +37,8 @@
     // return an (x, y) value from helper functions. Do NOT use them to maintain other state.
     private final int[] mTmpCellXY = new int[2];
 
+    private final Rect mTempRect = new Rect();
+
     @ContainerType
     private final int mContainerType;
     private final WallpaperManager mWallpaperManager;
@@ -101,11 +103,12 @@
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
         if (child instanceof LauncherAppWidgetHostView) {
             DeviceProfile profile = mActivity.getDeviceProfile();
+            ((LauncherAppWidgetHostView) child).getWidgetInset(profile, mTempRect);
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX, mCountY,
-                    profile.appWidgetScale.x, profile.appWidgetScale.y, mBorderSpacing);
+                    profile.appWidgetScale.x, profile.appWidgetScale.y, mBorderSpacing, mTempRect);
         } else {
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX, mCountY,
-                    mBorderSpacing);
+                    mBorderSpacing, null);
         }
     }
 
@@ -124,12 +127,12 @@
         final DeviceProfile profile = mActivity.getDeviceProfile();
 
         if (child instanceof LauncherAppWidgetHostView) {
+            ((LauncherAppWidgetHostView) child).getWidgetInset(profile, mTempRect);
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX, mCountY,
-                    profile.appWidgetScale.x, profile.appWidgetScale.y, mBorderSpacing);
-            // Widgets have their own padding
+                    profile.appWidgetScale.x, profile.appWidgetScale.y, mBorderSpacing, mTempRect);
         } else {
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX, mCountY,
-                    mBorderSpacing);
+                    mBorderSpacing, null);
             // Center the icon/folder
             int cHeight = getCellContentHeight();
             int cellPaddingY = (int) Math.max(0, ((lp.height - cHeight) / 2f));
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 786a9c5..77fee08 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -417,7 +417,7 @@
                 // widgets as they cannot be placed inside a folder.
                 // Start at the current page and search right (on LTR) until finding a page with
                 // enough space. Since an empty screen is the furthest right, a page must be found.
-                int currentPage = getPageNearestToCenterOfScreen();
+                int currentPage = getDestinationPage();
                 for (int pageIndex = currentPage; pageIndex < getPageCount(); pageIndex++) {
                     CellLayout page = (CellLayout) getPageAt(pageIndex);
                     if (page.hasReorderSolution(dragObject.dragInfo)) {
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index 0e0ddfb..660eeab 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -28,11 +28,13 @@
 import static com.android.launcher3.LauncherState.HINT_STATE;
 import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
 import static com.android.launcher3.LauncherState.NORMAL;
+import static com.android.launcher3.LauncherState.WORKSPACE_PAGE_INDICATOR;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.ZOOM_OUT;
 import static com.android.launcher3.anim.PropertySetter.NO_ANIM_PROPERTY_SETTER;
 import static com.android.launcher3.graphics.Scrim.SCRIM_PROGRESS;
 import static com.android.launcher3.graphics.SysUiScrim.SYSUI_PROGRESS;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_TRANSLATE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
@@ -141,9 +143,11 @@
             }
 
             float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
-            propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha, fadeInterpolator);
+            propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha,
+                    config.getInterpolator(ANIM_HOTSEAT_FADE, fadeInterpolator));
+            float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
             propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(),
-                    hotseatIconsAlpha, fadeInterpolator);
+                    workspacePageIndicatorAlpha, fadeInterpolator);
         }
 
         if (config.onlyPlayAtomicComponent()) {
diff --git a/src/com/android/launcher3/dragndrop/FlingToDeleteHelper.java b/src/com/android/launcher3/dragndrop/FlingToDeleteHelper.java
index 7788f93..0a1aba1 100644
--- a/src/com/android/launcher3/dragndrop/FlingToDeleteHelper.java
+++ b/src/com/android/launcher3/dragndrop/FlingToDeleteHelper.java
@@ -65,6 +65,9 @@
     }
 
     public Runnable getFlingAnimation(DropTarget.DragObject dragObject, DragOptions options) {
+        if (options == null) {
+            return null;
+        }
         PointF vel = isFlingingToDelete();
         options.isFlingToDelete = vel != null;
         if (!options.isFlingToDelete) {
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index 504b29e..bcb3a54 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -44,6 +44,7 @@
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Pair;
+import android.util.TypedValue;
 import android.view.FocusFinder;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
@@ -246,11 +247,16 @@
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
+        final DeviceProfile dp = mLauncher.getDeviceProfile();
+        final int paddingLeftRight = dp.folderContentPaddingLeftRight;
+
         mContent = findViewById(R.id.folder_content);
+        mContent.setPadding(paddingLeftRight, dp.folderContentPaddingTop, paddingLeftRight, 0);
         mContent.setFolder(this);
 
         mPageIndicator = findViewById(R.id.folder_page_indicator);
         mFolderName = findViewById(R.id.folder_name);
+        mFolderName.setTextSize(TypedValue.COMPLEX_UNIT_PX, dp.folderLabelTextSizePx);
         mFolderName.setOnBackKeyListener(this);
         mFolderName.setOnFocusChangeListener(this);
         mFolderName.setOnEditorActionListener(this);
@@ -262,12 +268,7 @@
         mFolderName.forceDisableSuggestions(true);
 
         mFooter = findViewById(R.id.folder_footer);
-
-        // We find out how tall footer wants to be (it is set to wrap_content), so that
-        // we can allocate the appropriate amount of space for it.
-        int measureSpec = MeasureSpec.UNSPECIFIED;
-        mFooter.measure(measureSpec, measureSpec);
-        mFooterHeight = mFooter.getMeasuredHeight();
+        mFooterHeight = getResources().getDimensionPixelSize(R.dimen.folder_label_height);
 
         if (Utilities.ATLEAST_R) {
             mFolderWindowInsetsAnimationCallback =
diff --git a/src/com/android/launcher3/folder/FolderAnimationManager.java b/src/com/android/launcher3/folder/FolderAnimationManager.java
index 1cac31e..feb528c 100644
--- a/src/com/android/launcher3/folder/FolderAnimationManager.java
+++ b/src/com/android/launcher3/folder/FolderAnimationManager.java
@@ -324,7 +324,9 @@
 
             final int previewPosX =
                     (int) ((mTmpParams.transX - iconOffsetX + previewItemOffsetX) / folderScale);
-            final int previewPosY = (int) ((mTmpParams.transY + previewItemOffsetY) / folderScale);
+            final float paddingTop = btv.getPaddingTop() * iconScale;
+            final int previewPosY = (int) ((mTmpParams.transY + previewItemOffsetY - paddingTop)
+                    / folderScale);
 
             final float xDistance = previewPosX - btvLp.x;
             final float yDistance = previewPosY - btvLp.y;
diff --git a/src/com/android/launcher3/model/PackageIncrementalDownloadUpdatedTask.java b/src/com/android/launcher3/model/PackageIncrementalDownloadUpdatedTask.java
index 434776c..c0dc34a 100644
--- a/src/com/android/launcher3/model/PackageIncrementalDownloadUpdatedTask.java
+++ b/src/com/android/launcher3/model/PackageIncrementalDownloadUpdatedTask.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.model;
 
-import android.content.Intent;
 import android.os.UserHandle;
 
 import com.android.launcher3.LauncherAppState;
@@ -66,8 +65,7 @@
         final ArrayList<WorkspaceItemInfo> updatedWorkspaceItems = new ArrayList<>();
         synchronized (dataModel) {
             dataModel.forAllWorkspaceItemInfos(mUser, si -> {
-                Intent intent = si.getIntent();
-                if ((intent != null) && mPackageName.equals(intent.getPackage())) {
+                if (mPackageName.equals(si.getTargetPackage())) {
                     si.runtimeStatusFlags &= ~ItemInfoWithIcon.FLAG_INSTALL_SESSION_ACTIVE;
                     si.setProgressLevel(downloadInfo);
                     updatedWorkspaceItems.add(si);
diff --git a/src/com/android/launcher3/model/PackageInstallStateChangedTask.java b/src/com/android/launcher3/model/PackageInstallStateChangedTask.java
index 1380e9e..9889a80 100644
--- a/src/com/android/launcher3/model/PackageInstallStateChangedTask.java
+++ b/src/com/android/launcher3/model/PackageInstallStateChangedTask.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.model;
 
-import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 
@@ -72,9 +71,8 @@
         synchronized (dataModel) {
             final HashSet<ItemInfo> updates = new HashSet<>();
             dataModel.forAllWorkspaceItemInfos(mInstallInfo.user, si -> {
-                Intent intent = si.getIntent();
-                if (si.hasPromiseIconUi() && (intent != null)
-                        && mInstallInfo.packageName.equals(intent.getPackage())) {
+                if (si.hasPromiseIconUi()
+                        && mInstallInfo.packageName.equals(si.getTargetPackage())) {
                     int installProgress = mInstallInfo.progress;
 
                     si.setProgressLevel(installProgress, PackageInstallInfo.STATUS_INSTALLING);
diff --git a/src/com/android/launcher3/model/data/ItemInfo.java b/src/com/android/launcher3/model/data/ItemInfo.java
index 00ac12f..e54f1e7 100644
--- a/src/com/android/launcher3/model/data/ItemInfo.java
+++ b/src/com/android/launcher3/model/data/ItemInfo.java
@@ -184,6 +184,24 @@
         return Optional.ofNullable(getIntent()).map(Intent::getComponent).orElse(mComponentName);
     }
 
+    /**
+     * Returns this item's package name.
+     *
+     * Prioritizes the component package name, then uses the intent package name as a fallback.
+     * This ensures deep shortcuts are supported.
+     */
+    @Nullable
+    public String getTargetPackage() {
+        ComponentName component = getTargetComponent();
+        Intent intent = getIntent();
+
+        return component != null
+                ? component.getPackageName()
+                : intent != null
+                        ? intent.getPackage()
+                        : null;
+    }
+
     public void writeToValues(ContentWriter writer) {
         writer.put(LauncherSettings.Favorites.ITEM_TYPE, itemType)
                 .put(LauncherSettings.Favorites.CONTAINER, container)
diff --git a/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java b/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
index 408796f..6189dc9 100644
--- a/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
+++ b/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
@@ -268,7 +268,9 @@
         } else {
             lp.leftMargin = lp.rightMargin = 0;
             lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
-            lp.bottomMargin = grid.hotseatBarSizePx + insets.bottom;
+            lp.bottomMargin = grid.isTaskbarPresent
+                    ? grid.workspacePadding.bottom + insets.bottom
+                    : grid.hotseatBarSizePx + insets.bottom;
         }
         setLayoutParams(lp);
     }
diff --git a/src/com/android/launcher3/states/SpringLoadedState.java b/src/com/android/launcher3/states/SpringLoadedState.java
index 44bcc34..fce8fff 100644
--- a/src/com/android/launcher3/states/SpringLoadedState.java
+++ b/src/com/android/launcher3/states/SpringLoadedState.java
@@ -93,6 +93,6 @@
 
     @Override
     public int getVisibleElements(Launcher launcher) {
-        return super.getVisibleElements(launcher) & ~TASKBAR;
+        return (super.getVisibleElements(launcher) | HOTSEAT_ICONS) & ~TASKBAR;
     }
 }
diff --git a/src/com/android/launcher3/states/StateAnimationConfig.java b/src/com/android/launcher3/states/StateAnimationConfig.java
index ec949eb..e4c67ee 100644
--- a/src/com/android/launcher3/states/StateAnimationConfig.java
+++ b/src/com/android/launcher3/states/StateAnimationConfig.java
@@ -75,6 +75,7 @@
             ANIM_DEPTH,
             ANIM_OVERVIEW_ACTIONS_FADE,
             ANIM_TASKBAR_FADE,
+            ANIM_HOTSEAT_FADE,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface AnimType {}
@@ -95,8 +96,9 @@
     public static final int ANIM_DEPTH = 14;
     public static final int ANIM_OVERVIEW_ACTIONS_FADE = 15;
     public static final int ANIM_TASKBAR_FADE = 16;
+    public static final int ANIM_HOTSEAT_FADE = 17; // if not set, falls back to ANIM_WORKSPACE_FADE
 
-    private static final int ANIM_TYPES_COUNT = 17;
+    private static final int ANIM_TYPES_COUNT = 18;
 
     protected final Interpolator[] mInterpolators = new Interpolator[ANIM_TYPES_COUNT];
 
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 218172b..72bbc43 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -106,4 +106,5 @@
     public static final String OVERIEW_NOT_ALLAPPS = "b/156095088";
     public static final String NO_SWIPE_TO_HOME = "b/158017601";
     public static final String WORK_PROFILE_REMOVED = "b/159671700";
+    public static final String TIS_NO_EVENTS = "b/180915942";
 }
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index 65df614..b28d6f7 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -67,8 +67,9 @@
 
     /**
      * Play an atomic recents animation when the progress from NORMAL to OVERVIEW reaches this.
+     * TODO: Remove the atomic animation altogether and just go to OVERVIEW directly (b/175137718).
      */
-    public static final float ATOMIC_OVERVIEW_ANIM_THRESHOLD = 0.5f;
+    public static final float ATOMIC_OVERVIEW_ANIM_THRESHOLD = 1f;
     protected final long ATOMIC_DURATION = getAtomicDuration();
 
     protected final Launcher mLauncher;
@@ -342,9 +343,7 @@
         if (!goingBetweenNormalAndOverview(fromState, toState)) {
             return;
         }
-        float threshold = toState == OVERVIEW ? ATOMIC_OVERVIEW_ANIM_THRESHOLD
-                : 1f - ATOMIC_OVERVIEW_ANIM_THRESHOLD;
-        boolean passedThreshold = progress >= threshold;
+        boolean passedThreshold = progress >= ATOMIC_OVERVIEW_ANIM_THRESHOLD;
         if (passedThreshold != mPassedOverviewAtomicThreshold) {
             LauncherState atomicFromState = passedThreshold ? fromState: toState;
             LauncherState atomicToState = passedThreshold ? toState : fromState;
diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index f05f15e..8a64f3d 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -147,13 +147,6 @@
     }
 
     @Override
-    public void setPrimaryAndResetSecondaryTranslate(
-            View view, float translation, float defaultTranslationX, float defaultTranslationY) {
-        view.setTranslationX(defaultTranslationX);
-        view.setTranslationY(translation);
-    }
-
-    @Override
     public int getPrimaryScroll(View view) {
         return view.getScrollY();
     }
diff --git a/src/com/android/launcher3/touch/PagedOrientationHandler.java b/src/com/android/launcher3/touch/PagedOrientationHandler.java
index b9acfa3..e1cec87 100644
--- a/src/com/android/launcher3/touch/PagedOrientationHandler.java
+++ b/src/com/android/launcher3/touch/PagedOrientationHandler.java
@@ -66,8 +66,6 @@
     int getSecondaryDimension(View view);
     FloatProperty<View> getPrimaryViewTranslate();
     FloatProperty<View> getSecondaryViewTranslate();
-    void setPrimaryAndResetSecondaryTranslate(
-            View view, float translation, float defaultTranslationX, float defaultTranslationY);
     int getPrimaryScroll(View view);
     float getPrimaryScale(View view);
     int getChildStart(View view);
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 3663b5f..bcaf5f4 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -143,13 +143,6 @@
     }
 
     @Override
-    public void setPrimaryAndResetSecondaryTranslate(
-            View view, float translation, float defaultTranslationX, float defaultTranslationY) {
-        view.setTranslationX(translation);
-        view.setTranslationY(defaultTranslationY);
-    }
-
-    @Override
     public int getPrimaryScroll(View view) {
         return view.getScrollX();
     }
diff --git a/src/com/android/launcher3/widget/LauncherAppWidgetProviderInfo.java b/src/com/android/launcher3/widget/LauncherAppWidgetProviderInfo.java
index b0c85f1..ce97d2e 100644
--- a/src/com/android/launcher3/widget/LauncherAppWidgetProviderInfo.java
+++ b/src/com/android/launcher3/widget/LauncherAppWidgetProviderInfo.java
@@ -72,8 +72,12 @@
 
         // We want to account for the extra amount of padding that we are adding to the widget
         // to ensure that it gets the full amount of space that it has requested.
-        Rect widgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(
-                context, provider, null);
+        // If grids supports insetting widgets, we do not account for widget padding.
+        Rect widgetPadding = new Rect();
+        if (!idp.landscapeProfile.shouldInsetWidgets()
+                || !idp.portraitProfile.shouldInsetWidgets()) {
+            AppWidgetHostView.getDefaultPaddingForWidget(context, provider, widgetPadding);
+        }
         spanX = Math.max(1, (int) Math.ceil(
                         (minWidth + widgetPadding.left + widgetPadding.right) / smallestCellWidth));
         spanY = Math.max(1, (int) Math.ceil(
diff --git a/src/com/android/launcher3/widget/NavigableAppWidgetHostView.java b/src/com/android/launcher3/widget/NavigableAppWidgetHostView.java
index ed42bc4..6163b51 100644
--- a/src/com/android/launcher3/widget/NavigableAppWidgetHostView.java
+++ b/src/com/android/launcher3/widget/NavigableAppWidgetHostView.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.widget;
 
 import android.appwidget.AppWidgetHostView;
+import android.appwidget.AppWidgetProviderInfo;
 import android.content.Context;
 import android.graphics.PointF;
 import android.graphics.Rect;
@@ -25,8 +26,11 @@
 import android.view.ViewDebug;
 import android.view.ViewGroup;
 
+import com.android.launcher3.BaseActivity;
+import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Reorderable;
 import com.android.launcher3.dragndrop.DraggableView;
+import com.android.launcher3.views.ActivityContext;
 
 import java.util.ArrayList;
 
@@ -50,11 +54,16 @@
     private final PointF mTranslationForReorderPreview = new PointF(0, 0);
     private float mScaleForReorderBounce = 1f;
 
+    private final Rect mTempRect = new Rect();
+
     @ViewDebug.ExportedProperty(category = "launcher")
     private boolean mChildrenFocused;
 
+    protected final BaseActivity mActivity;
+
     public NavigableAppWidgetHostView(Context context) {
         super(context);
+        mActivity = ActivityContext.lookupContext(context);
     }
 
     @Override
@@ -222,6 +231,25 @@
         int width = (int) (getMeasuredWidth() * mScaleToFit);
         int height = (int) (getMeasuredHeight() * mScaleToFit);
 
-        bounds.set(0, 0 , width, height);
+        getWidgetInset(mActivity.getDeviceProfile(), mTempRect);
+        bounds.set(mTempRect.left, mTempRect.top, width - mTempRect.right,
+                height - mTempRect.bottom);
+    }
+
+    /**
+     * Widgets have padding added by the system. We may choose to inset this padding if the grid
+     * supports it.
+     */
+    public void getWidgetInset(DeviceProfile grid, Rect out) {
+        if (!grid.shouldInsetWidgets()) {
+            out.setEmpty();
+            return;
+        }
+        AppWidgetProviderInfo info = getAppWidgetInfo();
+        if (info == null) {
+            out.set(grid.inv.defaultWidgetPadding);
+        } else {
+            AppWidgetHostView.getDefaultPaddingForWidget(getContext(), info.provider, out);
+        }
     }
 }
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index b3c1240..0edfbed 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -151,23 +151,30 @@
     }
 
     public static String dumpHprofData() {
-        if (sDumpWasGenerated) return "dump has already been generated by another test";
-        try {
-            final String fileName = getInstrumentation().getTargetContext().getFilesDir().getPath()
-                    + "/ActivityLeakHeapDump.hprof";
-            if (TestHelpers.isInLauncherProcess()) {
-                Debug.dumpHprofData(fileName);
-            } else {
-                final UiDevice device = UiDevice.getInstance(getInstrumentation());
-                device.executeShellCommand(
-                        "am dumpheap " + device.getLauncherPackageName() + " " + fileName);
+        String result;
+        if (sDumpWasGenerated) {
+            result = "dump has already been generated by another test";
+        } else {
+            try {
+                final String fileName =
+                        getInstrumentation().getTargetContext().getFilesDir().getPath()
+                                + "/ActivityLeakHeapDump.hprof";
+                if (TestHelpers.isInLauncherProcess()) {
+                    Debug.dumpHprofData(fileName);
+                } else {
+                    final UiDevice device = UiDevice.getInstance(getInstrumentation());
+                    device.executeShellCommand(
+                            "am dumpheap " + device.getLauncherPackageName() + " " + fileName);
+                }
+                sDumpWasGenerated = true;
+                result = "memory dump filename: " + fileName;
+            } catch (Throwable e) {
+                Log.e(TAG, "dumpHprofData failed", e);
+                result = "failed to save memory dump";
             }
-            sDumpWasGenerated = true;
-            return "memory dump filename: " + fileName;
-        } catch (Throwable e) {
-            Log.e(TAG, "dumpHprofData failed", e);
-            return "failed to save memory dump";
         }
+        return result
+                + ". Full list of activities: " + ACTIVITY_LEAK_TRACKER.getActivitiesList();
     }
 
     protected AbstractLauncherUiTest() {
diff --git a/tests/src/com/android/launcher3/ui/ActivityLeakTracker.java b/tests/src/com/android/launcher3/ui/ActivityLeakTracker.java
index dd216c7..2db7472 100644
--- a/tests/src/com/android/launcher3/ui/ActivityLeakTracker.java
+++ b/tests/src/com/android/launcher3/ui/ActivityLeakTracker.java
@@ -25,6 +25,7 @@
 import com.android.launcher3.tapl.TestHelpers;
 
 import java.util.WeakHashMap;
+import java.util.stream.Collectors;
 
 public class ActivityLeakTracker implements Application.ActivityLifecycleCallbacks {
     private final WeakHashMap<Activity, Boolean> mActivities = new WeakHashMap<>();
@@ -81,4 +82,9 @@
 
         return mActivities.size() <= 2;
     }
+
+    public String getActivitiesList() {
+        return mActivities.keySet().stream().map(a -> a.getClass().getSimpleName())
+                .collect(Collectors.joining(","));
+    }
 }