diff --git a/quickstep/res/layout/scrim_view.xml b/quickstep/res/layout/scrim_view.xml
deleted file mode 100644
index 3f2daf1..0000000
--- a/quickstep/res/layout/scrim_view.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<com.android.quickstep.views.AllAppsScrimView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:id="@+id/scrim_view" />
\ No newline at end of file
diff --git a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
index a3a1fef..01616d4 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
@@ -18,12 +18,9 @@
 
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE_IN_OUT;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
-import static com.android.launcher3.graphics.OverviewScrim.SCRIM_MULTIPLIER;
-import static com.android.launcher3.graphics.Scrim.SCRIM_PROGRESS;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_MODAL;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCRIM_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
@@ -40,7 +37,6 @@
 import com.android.launcher3.BaseQuickstepLauncher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.PagedOrientationHandler;
@@ -70,9 +66,6 @@
         TASK_SECONDARY_TRANSLATION.set(mRecentsView, 0f);
 
         getContentAlphaProperty().set(mRecentsView, state.overviewUi ? 1f : 0);
-        OverviewScrim scrim = mLauncher.getDragLayer().getOverviewScrim();
-        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.getDeviceProfile()) ? 1f : 0f);
@@ -111,16 +104,6 @@
 
         setter.setFloat(mRecentsView, getContentAlphaProperty(), toState.overviewUi ? 1 : 0,
                 config.getInterpolator(ANIM_OVERVIEW_FADE, AGGRESSIVE_EASE_IN_OUT));
-        OverviewScrim scrim = mLauncher.getDragLayer().getOverviewScrim();
-        setter.setFloat(scrim, SCRIM_PROGRESS, toState.getOverviewScrimAlpha(mLauncher),
-                config.getInterpolator(ANIM_OVERVIEW_SCRIM_FADE, LINEAR));
-        setter.setFloat(scrim, SCRIM_MULTIPLIER, 1f,
-                config.getInterpolator(ANIM_OVERVIEW_SCRIM_FADE, LINEAR));
-        if (toState.areElementsVisible(mLauncher, LauncherState.SPLIT_PLACHOLDER_VIEW)) {
-            scrim.updateStableScrimmedView(mLauncher.getSplitPlaceholderView());
-        } else {
-            scrim.updateStableScrimmedView(mLauncher.getOverviewPanel());
-        }
 
         setter.setFloat(
                 mRecentsView, getTaskModalnessProperty(),
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java b/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
index b2f8a40..4e03971 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
@@ -90,4 +90,9 @@
     public LauncherState getHistoryForState(LauncherState previousState) {
         return previousState == OVERVIEW ? OVERVIEW : NORMAL;
     }
+
+    @Override
+    public float getWorkspaceScrimAlpha(Launcher launcher) {
+        return 1;
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 95a855a..6cdeb0f 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -103,7 +103,7 @@
     }
 
     @Override
-    public float getOverviewScrimAlpha(Launcher launcher) {
+    public float getWorkspaceScrimAlpha(Launcher launcher) {
         return 1f;
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index a990f3e..b8caf81 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -44,7 +44,6 @@
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.util.TouchController;
@@ -141,10 +140,6 @@
             AnimatorControllerWithResistance.createRecentsResistanceFromOverviewAnim(mLauncher,
                     builder);
 
-            builder.setFloat(mLauncher.getDragLayer().getOverviewScrim(),
-                    OverviewScrim.SCRIM_MULTIPLIER, OVERVIEW_TO_HOME_SCRIM_MULTIPLIER,
-                    PULLBACK_INTERPOLATOR);
-
             if (LIVE_TILE.get()) {
                 builder.addOnFrameCallback(recentsView::redrawLiveTile);
             }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
index 65bbeea..7b31b13 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.uioverrides.touchcontrollers;
 
+import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
 import static com.android.launcher3.LauncherAnimUtils.newCancelListener;
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.HINT_STATE;
@@ -45,7 +46,6 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.util.VibratorWrapper;
 import com.android.quickstep.SystemUiProxy;
@@ -128,10 +128,10 @@
 
         if (mFromState == NORMAL && mToState == HINT_STATE) {
             mNormalToHintOverviewScrimAnimator = ObjectAnimator.ofFloat(
-                    mLauncher.getDragLayer().getOverviewScrim(),
-                    OverviewScrim.SCRIM_PROGRESS,
-                    mFromState.getOverviewScrimAlpha(mLauncher),
-                    mToState.getOverviewScrimAlpha(mLauncher));
+                    mLauncher.getScrimView(),
+                    VIEW_ALPHA,
+                    mFromState.getWorkspaceScrimAlpha(mLauncher),
+                    mToState.getWorkspaceScrimAlpha(mLauncher));
         }
         mStartedOverview = false;
         mReachedOverview = false;
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index 61cd13b..697516d 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -15,6 +15,7 @@
  */
 package com.android.launcher3.uioverrides.touchcontrollers;
 
+import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
 import static com.android.launcher3.LauncherAnimUtils.newCancelListener;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
@@ -59,7 +60,6 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.BaseSwipeDetector;
 import com.android.launcher3.touch.BothAxesSwipeDetector;
@@ -231,8 +231,8 @@
         //   - OverviewScrim
         PendingAnimation xAnim = new PendingAnimation((long) (mXRange * 2));
         xAnim.setFloat(mRecentsView, ADJACENT_PAGE_OFFSET, scaleAndOffset[1], LINEAR);
-        xAnim.setFloat(mLauncher.getDragLayer().getOverviewScrim(), OverviewScrim.SCRIM_PROGRESS,
-                toState.getOverviewScrimAlpha(mLauncher), LINEAR);
+        xAnim.setFloat(mLauncher.getScrimView(), VIEW_ALPHA,
+                toState.getWorkspaceScrimAlpha(mLauncher), LINEAR);
         mXOverviewAnim = xAnim.createPlaybackController();
         mXOverviewAnim.dispatchOnStart();
 
diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index 79db842..558230b 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -183,7 +183,6 @@
         boolean parallaxCenterAndAdjacentTask =
                 taskIndex != recentsView.getCurrentPage() && !(dp.isTablet
                         && FeatureFlags.ENABLE_OVERVIEW_GRID.get());
-        float gridProgress = recentsView.getGridProgress();
         float gridTranslationSecondary = recentsView.getGridTranslationSecondary(taskIndex);
         int startScroll = recentsView.getScrollOffset(taskIndex);
 
@@ -216,7 +215,8 @@
                     AnimatedFloat.VALUE, tsv.getFullScreenScale(), TOUCH_RESPONSE_INTERPOLATOR);
             out.setFloat(tsv.taskSecondaryTranslation, AnimatedFloat.VALUE, 0,
                     TOUCH_RESPONSE_INTERPOLATOR_ACCEL_DEACCEL);
-            out.setInt(tsv, TaskViewSimulator.SCROLL, 0, TOUCH_RESPONSE_INTERPOLATOR);
+            out.setFloat(tsv.recentsViewScroll, AnimatedFloat.VALUE, 0,
+                    TOUCH_RESPONSE_INTERPOLATOR);
 
             TaskViewSimulator finalTsv = tsv;
             TransformParams finalParams = params;
@@ -374,7 +374,8 @@
                     AnimatedFloat.VALUE, 1, TOUCH_RESPONSE_INTERPOLATOR);
             out.setFloat(tvs.recentsViewScale,
                     AnimatedFloat.VALUE, tvs.getFullScreenScale(), TOUCH_RESPONSE_INTERPOLATOR);
-            out.setInt(tvs, TaskViewSimulator.SCROLL, 0, TOUCH_RESPONSE_INTERPOLATOR);
+            out.setFloat(tvs.recentsViewScroll,
+                    AnimatedFloat.VALUE, 0, TOUCH_RESPONSE_INTERPOLATOR);
 
             TaskViewSimulator finalTsv = tvs;
             TransformParams finalParams = params;
diff --git a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index 6757e4c..c12bd9b 100644
--- a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -18,7 +18,6 @@
 import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y;
 import static com.android.launcher3.LauncherState.BACKGROUND_APP;
 import static com.android.launcher3.LauncherState.NORMAL;
-import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.PropertySetter.NO_ANIM_PROPERTY_SETTER;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
@@ -42,9 +41,7 @@
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.anim.SpringAnimationBuilder;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.util.DynamicResource;
@@ -134,7 +131,8 @@
 
         if (animateOverviewScrim) {
             PendingAnimation pendingAnimation = new PendingAnimation(DURATION_MS);
-            addScrimAnimationForState(launcher, NORMAL, pendingAnimation);
+            launcher.getWorkspace().getStateTransitionAnimation()
+                    .setScrim(pendingAnimation, NORMAL, new StateAnimationConfig());
             mAnimators.play(pendingAnimation.buildAnim());
         }
 
@@ -192,7 +190,8 @@
         launcher.<RecentsView>getOverviewPanel().getScroller().forceFinished(true);
 
         if (animateOverviewScrim) {
-            addScrimAnimationForState(launcher, BACKGROUND_APP, NO_ANIM_PROPERTY_SETTER);
+            launcher.getWorkspace().getStateTransitionAnimation()
+                    .setScrim(NO_ANIM_PROPERTY_SETTER, BACKGROUND_APP, config);
         }
     }
 
@@ -263,16 +262,6 @@
         mAnimators.play(alpha);
     }
 
-    private void addScrimAnimationForState(Launcher launcher, LauncherState state,
-            PropertySetter setter) {
-        launcher.getWorkspace().getStateTransitionAnimation().setScrim(setter, state);
-        setter.setFloat(
-                launcher.getDragLayer().getOverviewScrim(),
-                OverviewScrim.SCRIM_PROGRESS,
-                state.getOverviewScrimAlpha(launcher),
-                ACCEL_DEACCEL);
-    }
-
     private void addDepthAnimationForState(Launcher launcher, LauncherState state, long duration) {
         if (!(launcher instanceof BaseQuickstepLauncher)) {
             return;
diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index 3c8a12c..e63f8bb 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -30,17 +30,14 @@
 import android.graphics.PointF;
 import android.graphics.Rect;
 import android.graphics.RectF;
-import android.util.IntProperty;
 
 import androidx.annotation.NonNull;
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.BaseActivityInterface;
-import com.android.quickstep.views.RecentsView.ScrollState;
 import com.android.quickstep.views.TaskThumbnailView.PreviewPositionHelper;
 import com.android.quickstep.views.TaskView.FullscreenDrawParams;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -52,19 +49,6 @@
  */
 public class TaskViewSimulator implements TransformParams.BuilderProxy {
 
-    public static final IntProperty<TaskViewSimulator> SCROLL =
-            new IntProperty<TaskViewSimulator>("scroll") {
-                @Override
-                public void setValue(TaskViewSimulator simulator, int scroll) {
-                    simulator.setScroll(scroll);
-                }
-
-                @Override
-                public Integer get(TaskViewSimulator simulator) {
-                    return simulator.mScrollState.scroll;
-                }
-            };
-
     private final Rect mTmpCropRect = new Rect();
     private final RectF mTempRectF = new RectF();
     private final float[] mTempPoint = new float[2];
@@ -101,11 +85,10 @@
     public final AnimatedFloat fullScreenProgress = new AnimatedFloat();
     public final AnimatedFloat recentsViewSecondaryTranslation = new AnimatedFloat();
     public final AnimatedFloat recentsViewPrimaryTranslation = new AnimatedFloat();
-    private final ScrollState mScrollState = new ScrollState();
+    public final AnimatedFloat recentsViewScroll = new AnimatedFloat();
 
     // Cached calculations
     private boolean mLayoutValid = false;
-    private boolean mScrollValid = false;
     private int mOrientationStateId;
 
     public TaskViewSimulator(Context context, BaseActivityInterface sizeStrategy) {
@@ -172,11 +155,8 @@
     /**
      * Updates the scroll for RecentsView
      */
-    public void setScroll(int scroll) {
-        if (mScrollState.scroll != scroll) {
-            mScrollState.scroll = scroll;
-            mScrollValid = false;
-        }
+    public void setScroll(float scroll) {
+        recentsViewScroll.value = scroll;
     }
 
     public void setDrawsBelowRecents(boolean drawsBelowRecents) {
@@ -268,20 +248,6 @@
                     mTaskRect.width(), mTaskRect.height(),
                     mDp, mOrientationState.getRecentsActivityRotation(), isRtlEnabled);
             mPositionHelper.getMatrix().invert(mInversePositionMatrix);
-
-            PagedOrientationHandler poh = mOrientationState.getOrientationHandler();
-            mScrollState.halfPageSize =
-                    poh.getPrimaryValue(mTaskRect.width(), mTaskRect.height()) / 2;
-            mScrollState.halfScreenSize = poh.getPrimaryValue(mDp.widthPx, mDp.heightPx) / 2;
-            mScrollValid = false;
-        }
-
-        if (!mScrollValid) {
-            mScrollValid = true;
-            int start = mOrientationState.getOrientationHandler()
-                    .getPrimaryValue(mTaskRect.left, mTaskRect.top);
-            mScrollState.screenCenter = start + mScrollState.scroll + mScrollState.halfPageSize;
-            mScrollState.updateInterpolation(mDp, start);
         }
 
         float fullScreenProgress = Utilities.boundToRange(this.fullScreenProgress.value, 0, 1);
@@ -306,7 +272,7 @@
         mOrientationState.getOrientationHandler().setSecondary(mMatrix, MATRIX_POST_TRANSLATE,
                 taskSecondaryTranslation.value);
         mOrientationState.getOrientationHandler().set(
-                mMatrix, MATRIX_POST_TRANSLATE, mScrollState.scroll);
+                mMatrix, MATRIX_POST_TRANSLATE, recentsViewScroll.value);
 
         // Apply RecentsView matrix
         mMatrix.postScale(recentsViewScale.value, recentsViewScale.value, mPivot.x, mPivot.y);
diff --git a/quickstep/src/com/android/quickstep/views/AllAppsScrimView.java b/quickstep/src/com/android/quickstep/views/AllAppsScrimView.java
deleted file mode 100644
index 185080e5..0000000
--- a/quickstep/src/com/android/quickstep/views/AllAppsScrimView.java
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * 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.views;
-
-import static com.android.launcher3.LauncherState.OVERVIEW;
-import static com.android.launcher3.anim.Interpolators.ACCEL;
-import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
-
-import android.content.Context;
-import android.graphics.Canvas;
-import android.graphics.Color;
-import android.graphics.Paint;
-import android.util.AttributeSet;
-import android.view.animation.Interpolator;
-
-import androidx.core.graphics.ColorUtils;
-
-import com.android.launcher3.BaseQuickstepLauncher;
-import com.android.launcher3.DeviceProfile;
-import com.android.launcher3.Utilities;
-import com.android.launcher3.anim.Interpolators;
-import com.android.launcher3.util.Themes;
-import com.android.launcher3.views.ScrimView;
-
-/**
- * Scrim used for all-apps background. uses interpolator to coordinate fade in with
- * all-apps contents
- *
- * Note: ranges are inverted because progress goes from 1 to 0 for NORMAL->AllAPPS
- */
-public class AllAppsScrimView extends ScrimView<BaseQuickstepLauncher> {
-
-    private static final float TINT_DECAY_MULTIPLIER = .5f;
-
-    //min progress for scrim to become visible
-    private static final float SCRIM_VISIBLE_THRESHOLD = .9f;
-    //max progress where scrim alpha animates.
-    private static final float SCRIM_SOLID_THRESHOLD = .5f;
-    private final Interpolator mScrimInterpolator = Interpolators.clampToProgress(ACCEL,
-            SCRIM_SOLID_THRESHOLD,
-            SCRIM_VISIBLE_THRESHOLD);
-
-    // In transposed layout, we simply draw a flat color.
-    private boolean mDrawingFlatColor;
-
-    private final int mEndAlpha;
-    private final Paint mPaint;
-
-    private int mCurrentScrimColor;
-    private final int mTintColor;
-
-    public AllAppsScrimView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        mMaxScrimAlpha = Math.round(OVERVIEW.getOverviewScrimAlpha(mLauncher) * 255);
-        mTintColor = Themes.getColorAccent(mContext);
-
-
-        mEndAlpha = Color.alpha(mEndScrim);
-        mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
-
-        // Just assume the easiest UI for now, until we have the proper layout information.
-        mDrawingFlatColor = true;
-    }
-
-    @Override
-    public void reInitUi() {
-        DeviceProfile dp = mLauncher.getDeviceProfile();
-        mDrawingFlatColor = dp.isVerticalBarLayout();
-        updateColors();
-        updateSysUiColors();
-        invalidate();
-    }
-
-    @Override
-    public void updateColors() {
-        super.updateColors();
-        if (mDrawingFlatColor) {
-            return;
-        }
-
-        if (mProgress >= 1) {
-            mCurrentScrimColor = 0;
-        } else {
-            float interpolationProgress = mScrimInterpolator.getInterpolation(mProgress);
-            // Note that these ranges and interpolators are inverted because progress goes 1 to 0.
-            int alpha = Math.round(Utilities.mapRange(interpolationProgress, mEndAlpha, 0));
-            int color = ColorUtils.blendARGB(mEndScrim, mTintColor,
-                    mProgress * TINT_DECAY_MULTIPLIER);
-            mCurrentScrimColor = setColorAlphaBound(color, alpha);
-        }
-    }
-
-    @Override
-    protected void onDraw(Canvas canvas) {
-        if (mDrawingFlatColor) {
-            if (mCurrentFlatColor != 0) {
-                canvas.drawColor(mCurrentFlatColor);
-            }
-            return;
-        }
-
-        if (Color.alpha(mCurrentScrimColor) == 0) {
-            return;
-        } else if (mProgress <= 0) {
-            canvas.drawColor(mCurrentScrimColor);
-            return;
-        }
-
-        mPaint.setColor(mCurrentScrimColor);
-        canvas.drawRect(0, 0, getWidth(), getHeight(), mPaint);
-    }
-}
diff --git a/quickstep/src/com/android/quickstep/views/ClearAllButton.java b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
index d616f7c..4300329 100644
--- a/quickstep/src/com/android/quickstep/views/ClearAllButton.java
+++ b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
@@ -23,10 +23,8 @@
 
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.touch.PagedOrientationHandler;
-import com.android.quickstep.views.RecentsView.PageCallbacks;
-import com.android.quickstep.views.RecentsView.ScrollState;
 
-public class ClearAllButton extends Button implements PageCallbacks {
+public class ClearAllButton extends Button {
 
     public static final FloatProperty<ClearAllButton> VISIBILITY_ALPHA =
             new FloatProperty<ClearAllButton>("visibilityAlpha") {
@@ -99,8 +97,7 @@
         }
     }
 
-    @Override
-    public void onPageScroll(ScrollState scrollState, boolean gridEnabled) {
+    public void onRecentsViewScroll(int scrollFromEdge, boolean gridEnabled) {
         RecentsView recentsView = getRecentsView();
         if (recentsView == null) {
             return;
@@ -113,7 +110,7 @@
         }
 
         int leftEdgeScroll = recentsView.getLeftMostChildScroll();
-        float adjustedScrollFromEdge = scrollState.scrollFromEdge - leftEdgeScroll;
+        int adjustedScrollFromEdge = scrollFromEdge - leftEdgeScroll;
         float shift = Math.min(adjustedScrollFromEdge, orientationSize);
         mNormalTranslationPrimary = mIsRtl ? -shift : shift;
         if (!gridEnabled) {
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
index deb674c..7c8041c 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -72,7 +72,6 @@
     private View mBanner;
     private ViewOutlineProvider mOldBannerOutlineProvider;
     private float mBannerOffsetPercentage;
-    private float mBannerAlpha = 1f;
     private float mVerticalOffset = 0f;
 
     public DigitalWellBeingToast(BaseDraggingActivity activity, TaskView taskView) {
@@ -99,10 +98,6 @@
 
         mTaskView.setContentDescription(
                 getContentDescriptionForTask(mTask, appUsageLimitTimeMs, appRemainingTimeMs));
-        RecentsView rv = mTaskView.getRecentsView();
-        if (rv != null) {
-            rv.onDigitalWellbeingToastShown();
-        }
     }
 
     public String getText() {
@@ -268,7 +263,6 @@
         layoutParams.bottomMargin = ((ViewGroup.MarginLayoutParams)
                 mTaskView.getThumbnail().getLayoutParams()).bottomMargin;
         mBanner.setTranslationY(mBannerOffsetPercentage * mBanner.getHeight());
-        mBanner.setAlpha(mBannerAlpha);
         mTaskView.addView(mBanner);
     }
 
@@ -293,18 +287,11 @@
         }
     }
 
-    void updateBannerAlpha(float alpha) {
-        if (mBanner != null && mBannerAlpha != alpha) {
-            mBannerAlpha = alpha;
-            mBanner.setAlpha(alpha);
-        }
-    }
-
     void setBannerColorTint(int color, float amount) {
         if (mBanner == null) {
             return;
         }
-        if (mBannerAlpha == 0 || amount == 0) {
+        if (amount == 0) {
             mBanner.setLayerType(View.LAYER_TYPE_NONE, null);
         }
         Paint layerPaint = new Paint();
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index 896d1ae..f5a8ff8 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -149,9 +149,10 @@
     }
 
     @Override
-    protected boolean shouldStealTouchFromSiblingsBelow(MotionEvent ev) {
-        return mActivity.getStateManager().getState().overviewUi
-                && super.shouldStealTouchFromSiblingsBelow(ev);
+    public boolean onTouchEvent(MotionEvent ev) {
+        boolean result = super.onTouchEvent(ev);
+        // Do not let touch escape to siblings below this view.
+        return result || mActivity.getStateManager().getState().overviewUi;
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/views/RecentsExtraViewContainer.java b/quickstep/src/com/android/quickstep/views/RecentsExtraViewContainer.java
index 1ea6d4a..16bc3bc 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsExtraViewContainer.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsExtraViewContainer.java
@@ -23,7 +23,7 @@
 /**
  * Empty view to house recents overview extra card
  */
-public class RecentsExtraViewContainer extends FrameLayout implements RecentsView.PageCallbacks {
+public class RecentsExtraViewContainer extends FrameLayout {
 
     private boolean mScrollable = false;
 
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 3c171fe..1a86680 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -20,6 +20,8 @@
 import static android.view.View.MeasureSpec.EXACTLY;
 import static android.view.View.MeasureSpec.makeMeasureSpec;
 
+import static com.android.launcher3.AbstractFloatingView.TYPE_TASK_MENU;
+import static com.android.launcher3.AbstractFloatingView.getTopOpenViewWithType;
 import static com.android.launcher3.BaseActivity.STATE_HANDLER_INVISIBILITY_FLAGS;
 import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_ICON_PARAMS;
 import static com.android.launcher3.LauncherAnimUtils.SUCCESS_TRANSITION_PROGRESS;
@@ -114,7 +116,6 @@
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.testing.TestProtocol;
 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;
@@ -167,8 +168,6 @@
         InvariantDeviceProfile.OnIDPChangeListener, TaskVisualsChangeListener,
         SplitScreenBounds.OnChangeListener {
 
-    private static final String TAG = RecentsView.class.getSimpleName();
-
     public static final FloatProperty<RecentsView> CONTENT_ALPHA =
             new FloatProperty<RecentsView>("contentAlpha") {
                 @Override
@@ -332,7 +331,6 @@
      */
     private boolean mGestureActive;
 
-    private final ScrollState mScrollState = new ScrollState();
     // Keeps track of the previously known visible tasks for purposes of loading/unloading task data
     private final SparseBooleanArray mHasVisibleTaskData = new SparseBooleanArray();
 
@@ -342,7 +340,6 @@
 
     private final TaskOverlayFactory mTaskOverlayFactory;
 
-    private boolean mDwbToastShown;
     protected boolean mDisallowScrollToClearAll;
     private boolean mOverlayEnabled;
     protected boolean mFreezeViewVisibility;
@@ -865,12 +862,6 @@
         }
     }
 
-    public void onDigitalWellbeingToastShown() {
-        if (!mDwbToastShown) {
-            mDwbToastShown = true;
-        }
-    }
-
     /**
      * Whether the Clear All button is hidden or fully visible. Used to determine if center
      * displayed page is a task or the Clear All button.
@@ -963,9 +954,7 @@
                 break;
         }
 
-
-        // Do not let touch escape to siblings below this view.
-        return isHandlingTouch() || shouldStealTouchFromSiblingsBelow(ev);
+        return isHandlingTouch();
     }
 
     @Override
@@ -980,9 +969,6 @@
             super.determineScrollingStart(ev, touchSlopScale);
         }
     }
-    protected boolean shouldStealTouchFromSiblingsBelow(MotionEvent ev) {
-        return true;
-    }
 
     protected void applyLoadPlan(ArrayList<Task> tasks) {
         if (TestProtocol.sDebugTracing) {
@@ -1334,17 +1320,9 @@
         if (getPageCount() == 0 || getPageAt(0).getMeasuredWidth() == 0) {
             return;
         }
-        mOrientationHandler.getCurveProperties(this, mInsets, mScrollState);
-        mScrollState.scrollFromEdge =
-                mIsRtl ? mScrollState.scroll : (mMaxScroll - mScrollState.scroll);
-
-        final int pageCount = getPageCount();
-        for (int i = 0; i < pageCount; i++) {
-            View page = getPageAt(i);
-            mScrollState.updateInterpolation(mActivity.getDeviceProfile(),
-                    mOrientationHandler.getChildStartWithTranslation(page));
-            ((PageCallbacks) page).onPageScroll(mScrollState, mOverviewGridEnabled);
-        }
+        int scroll = mOrientationHandler.getPrimaryScroll(this);
+        int scrollFromEdge = mIsRtl ? scroll : (mMaxScroll - scroll);
+        mClearAllButton.onRecentsViewScroll(scrollFromEdge, mOverviewGridEnabled);
     }
 
     @Override
@@ -1485,7 +1463,6 @@
 
         unloadVisibleTaskData(TaskView.FLAG_UPDATE_ALL);
         setCurrentPage(0);
-        mDwbToastShown = false;
         mActivity.getSystemUiController().updateUiState(UI_STATE_OVERVIEW, 0);
         LayoutUtils.setViewEnabled(mActionsView, true);
         if (mOrientationState.setGestureActive(false)) {
@@ -1600,6 +1577,10 @@
         for (int i = 0; i < getTaskViewCount(); i++) {
             getTaskViewAt(i).setOrientationState(mOrientationState);
         }
+        TaskMenuView tv = (TaskMenuView) getTopOpenViewWithType(mActivity, TYPE_TASK_MENU);
+        if (tv != null) {
+            tv.onRotationChanged();
+        }
     }
 
     /**
@@ -1952,7 +1933,7 @@
                     // When the unpinned task is added, snap to first page and disable transitions
                     if (view instanceof TaskView) {
                         snapToPage(0);
-                        disableLayoutTransitions();
+                        setLayoutTransition(null);
                     }
 
                 }
@@ -1961,10 +1942,6 @@
         setLayoutTransition(mLayoutTransition);
     }
 
-    private void disableLayoutTransitions() {
-        setLayoutTransition(null);
-    }
-
     public void setSwipeDownShouldLaunchApp(boolean swipeDownShouldLaunchApp) {
         mSwipeDownShouldLaunchApp = swipeDownShouldLaunchApp;
     }
@@ -1973,44 +1950,6 @@
         return mSwipeDownShouldLaunchApp;
     }
 
-    public interface PageCallbacks {
-
-        /**
-         * Updates the page UI based on scroll params.
-         *
-         * @param gridEnabled whether Overveiw is currently showing as 2 rows grid
-         */
-        default void onPageScroll(ScrollState scrollState, boolean gridEnabled) {}
-    }
-
-    public static class ScrollState extends CurveProperties {
-
-        /**
-         * The progress from 0 to 1, where 0 is the center
-         * of the screen and 1 is the edge of the screen.
-         */
-        public float linearInterpolation;
-
-        /**
-         * The amount by which all the content is scrolled relative to the end of the list.
-         */
-        public float scrollFromEdge;
-
-        /**
-         * Updates linearInterpolation for the provided child position
-         */
-        public void updateInterpolation(DeviceProfile deviceProfile, float childStart) {
-            float pageCenter = childStart + halfPageSize;
-            float distanceFromScreenCenter = screenCenter - pageCenter;
-            // How far the page has to move from the center to be offscreen, taking into account
-            // the EDGE_SCALE_DOWN_FACTOR that will be applied at that position.
-            float distanceToReachEdge = halfScreenSize
-                    + halfPageSize * (1 - TaskView.getEdgeScaleDownFactor(deviceProfile));
-            linearInterpolation = Math.min(1,
-                    Math.abs(distanceFromScreenCenter) / distanceToReachEdge);
-        }
-    }
-
     public void setIgnoreResetTask(int taskId) {
         mIgnoreResetTaskId = taskId;
     }
@@ -2547,9 +2486,7 @@
         mTempRectF.set(mLastComputedTaskSize);
         RectF taskPosition = mTempRectF;
         float desiredLeft = getWidth();
-        float distanceToOffscreen = desiredLeft - taskPosition.left;
         // Used to calculate the scale of the task view based on its new offset.
-        float centerToOffscreenProgress = Math.abs(offsetProgress);
         if (midpointIndex > -1) {
             // When there is a midpoint reference task, adjacent tasks have less distance to travel
             // to reach offscreen. Offset the task position to the task's starting point.
@@ -2559,10 +2496,8 @@
                     - mOrientationHandler.getChildStart(midpointChild)
                     + getDisplacementFromScreenCenter(midpointIndex));
             taskPosition.offset(distanceFromMidpoint, 0);
-            centerToOffscreenProgress = Utilities.mapRange(centerToOffscreenProgress,
-                    distanceFromMidpoint / distanceToOffscreen, 1);
         }
-        distanceToOffscreen = desiredLeft - taskPosition.left;
+        float distanceToOffscreen = desiredLeft - taskPosition.left;
         // Finally, we need to account for RecentsView scale, because it moves tasks based on its
         // pivot. To do this, we move the task position to where it would be offscreen at scale = 1
         // (computed above), then we apply the scale via getMatrix() to determine how much that
@@ -3169,15 +3104,6 @@
                 taskView.getGridTranslationY());
     }
 
-    /**
-     * Returns the progress of forming a grid from carousel.
-     *
-     * @return A float from 0 to 1 where 0 is a carousel and 1 is a 2 row grid.
-     */
-    public float getGridProgress() {
-        return mGridProgress;
-    }
-
     public Consumer<MotionEvent> getEventDispatcher(float navbarRotation) {
         float degreesRotated;
         if (navbarRotation == 0) {
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuView.java b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
index 0b84bc9..658d71d 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
@@ -31,6 +31,7 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewOutlineProvider;
+import android.view.ViewTreeObserver.OnScrollChangedListener;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
@@ -51,7 +52,7 @@
 /**
  * Contains options for a recent task when long-pressing its icon.
  */
-public class TaskMenuView extends AbstractFloatingView {
+public class TaskMenuView extends AbstractFloatingView implements OnScrollChangedListener {
 
     private static final Rect sTempRect = new Rect();
 
@@ -120,7 +121,8 @@
         };
     }
 
-    public void setPosition(float x, float y, PagedOrientationHandler pagedOrientationHandler) {
+    private void setPosition(float x, float y) {
+        PagedOrientationHandler pagedOrientationHandler = mTaskView.getPagedOrientationHandler();
         int taskTopMargin = mActivity.getDeviceProfile().overviewTaskThumbnailTopMarginPx;
         float adjustedY = y + taskTopMargin;
         // Changing pivot to make computations easier
@@ -150,11 +152,11 @@
         }
     }
 
-    public static TaskMenuView showForTask(TaskView taskView) {
+    public static boolean showForTask(TaskView taskView) {
         BaseDraggingActivity activity = BaseDraggingActivity.fromContext(taskView.getContext());
         final TaskMenuView taskMenuView = (TaskMenuView) activity.getLayoutInflater().inflate(
                         R.layout.task_menu, activity.getDragLayer(), false);
-        return taskMenuView.populateAndShowForTask(taskView) ? taskMenuView : null;
+        return taskMenuView.populateAndShowForTask(taskView);
     }
 
     private boolean populateAndShowForTask(TaskView taskView) {
@@ -167,9 +169,16 @@
             return false;
         }
         post(this::animateOpen);
+        mActivity.getRootView().getViewTreeObserver().addOnScrollChangedListener(this);
         return true;
     }
 
+    @Override
+    public void onScrollChanged() {
+        RecentsView rv = mTaskView.getRecentsView();
+        setPosition(mTaskView.getX() - rv.getScrollX(), mTaskView.getY() - rv.getScrollY());
+    }
+
     /** @return true if successfully able to populate task view menu, false otherwise */
     private boolean populateAndLayoutMenu() {
         if (mTaskView.getTask().icon == null) {
@@ -227,8 +236,7 @@
             .mOrientationState.isRecentsActivityRotationAllowed();
         mOptionLayout.setOrientation(orientationHandler
                 .getTaskMenuLayoutOrientation(canActivityRotate, mOptionLayout));
-        setPosition(sTempRect.left - insets.left, sTempRect.top - insets.top,
-            taskView.getPagedOrientationHandler());
+        setPosition(sTempRect.left - insets.left, sTempRect.top - insets.top);
     }
 
     private void animateOpen() {
@@ -274,6 +282,7 @@
     private void closeComplete() {
         mIsOpen = false;
         mActivity.getDragLayer().removeView(this);
+        mActivity.getRootView().getViewTreeObserver().removeOnScrollChangedListener(this);
     }
 
     private RoundedRectRevealOutlineProvider createOpenCloseOutlineProvider() {
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index e78406f..b87d2bf 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -27,6 +27,7 @@
 import static android.view.Surface.ROTATION_90;
 import static android.widget.Toast.LENGTH_SHORT;
 
+import static com.android.launcher3.AbstractFloatingView.TYPE_TASK_MENU;
 import static com.android.launcher3.LauncherState.OVERVIEW_SPLIT_SELECT;
 import static com.android.launcher3.QuickstepTransitionManager.RECENTS_LAUNCH_DURATION;
 import static com.android.launcher3.Utilities.comp;
@@ -72,6 +73,7 @@
 import androidx.annotation.IntDef;
 import androidx.annotation.NonNull;
 
+import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.R;
@@ -102,8 +104,6 @@
 import com.android.quickstep.util.CancellableTask;
 import com.android.quickstep.util.RecentsOrientedState;
 import com.android.quickstep.util.TaskCornerRadius;
-import com.android.quickstep.views.RecentsView.PageCallbacks;
-import com.android.quickstep.views.RecentsView.ScrollState;
 import com.android.quickstep.views.TaskThumbnailView.PreviewPositionHelper;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
@@ -118,7 +118,7 @@
 /**
  * A task in the Recents view.
  */
-public class TaskView extends FrameLayout implements PageCallbacks, Reusable {
+public class TaskView extends FrameLayout implements Reusable {
 
     private static final String TAG = TaskView.class.getSimpleName();
 
@@ -265,26 +265,10 @@
                 }
             };
 
-    private final OnAttachStateChangeListener mTaskMenuStateListener =
-            new OnAttachStateChangeListener() {
-                @Override
-                public void onViewAttachedToWindow(View view) {
-                }
-
-                @Override
-                public void onViewDetachedFromWindow(View view) {
-                    if (mMenuView != null) {
-                        mMenuView.removeOnAttachStateChangeListener(this);
-                        mMenuView = null;
-                    }
-                }
-            };
-
     private final TaskOutlineProvider mOutlineProvider;
 
     private Task mTask;
     private TaskThumbnailView mSnapshotView;
-    private TaskMenuView mMenuView;
     private IconView mIconView;
     private final DigitalWellBeingToast mDigitalWellBeingToast;
     private float mFullscreenProgress;
@@ -487,10 +471,6 @@
                         + mCurrentFullscreenParams.mCurrentDrawnInsets.bottom);
     }
 
-    public TaskMenuView getMenuView() {
-        return mMenuView;
-    }
-
     public DigitalWellBeingToast getDigitalWellBeingToast() {
         return mDigitalWellBeingToast;
     }
@@ -662,15 +642,12 @@
 
         if (!getRecentsView().isClearAllHidden()) {
             getRecentsView().snapToPage(getRecentsView().indexOfChild(this));
+            return false;
         } else {
-            mMenuView = TaskMenuView.showForTask(this);
             mActivity.getStatsLogManager().logger().withItemInfo(getItemInfo())
                     .log(LAUNCHER_TASK_ICON_TAP_OR_LONGPRESS);
-            if (mMenuView != null) {
-                mMenuView.addOnAttachStateChangeListener(mTaskMenuStateListener);
-            }
+            return TaskMenuView.showForTask(this);
         }
-        return mMenuView != null;
     }
 
     private void setIcon(Drawable icon) {
@@ -729,10 +706,6 @@
         mIconView.setRotation(orientationHandler.getDegreesRotated());
         snapshotParams.topMargin = deviceProfile.overviewTaskThumbnailTopMarginPx;
         mSnapshotView.setLayoutParams(snapshotParams);
-
-        if (mMenuView != null) {
-            mMenuView.onRotationChanged();
-        }
     }
 
     private void setIconAndDimTransitionProgress(float progress, boolean invert) {
@@ -817,27 +790,6 @@
         onTaskListVisibilityChanged(false);
     }
 
-    @Override
-    public void onPageScroll(ScrollState scrollState, boolean gridEnabled) {
-        // Don't do anything if it's modal.
-        if (mModalness > 0) {
-            return;
-        }
-
-        float dwbBannerAlpha = Utilities.boundToRange(1.0f - 2 * scrollState.linearInterpolation,
-                0f, 1f);
-        mDigitalWellBeingToast.updateBannerAlpha(dwbBannerAlpha);
-
-        if (mMenuView != null) {
-            PagedOrientationHandler pagedOrientationHandler = getPagedOrientationHandler();
-            RecentsView recentsView = getRecentsView();
-            mMenuView.setPosition(getX() - recentsView.getScrollX(),
-                    getY() - recentsView.getScrollY(), pagedOrientationHandler);
-            mMenuView.setScaleX(getScaleX());
-            mMenuView.setScaleY(getScaleY());
-        }
-    }
-
     /**
      * Sets the contextual chip.
      *
@@ -1337,9 +1289,8 @@
     }
 
     public void initiateSplitSelect(SplitPositionOption splitPositionOption) {
-        RecentsView rv = getRecentsView();
-        getMenuView().close(false);
-        rv.initiateSplitSelect(this, splitPositionOption);
+        AbstractFloatingView.closeOpenViews(mActivity, false, TYPE_TASK_MENU);
+        getRecentsView().initiateSplitSelect(this, splitPositionOption);
     }
 
     private void setColorTint(float amount) {
diff --git a/res/layout/launcher.xml b/res/layout/launcher.xml
index 8451b77..f34e685 100644
--- a/res/layout/launcher.xml
+++ b/res/layout/launcher.xml
@@ -62,9 +62,12 @@
             android:id="@+id/drop_target_bar"
             layout="@layout/drop_target_bar" />
 
-        <include
+        <com.android.launcher3.views.ScrimView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
             android:id="@+id/scrim_view"
-            layout="@layout/scrim_view" />
+            android:background="?attr/allAppsScrimColor"
+            android:alpha="0" />
 
         <include
             android:id="@+id/apps_view"
diff --git a/res/layout/scrim_view.xml b/res/layout/scrim_view.xml
deleted file mode 100644
index a604d56..0000000
--- a/res/layout/scrim_view.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<com.android.launcher3.views.ScrimView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:id="@+id/scrim_view" />
\ No newline at end of file
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index df5f953..5091543 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1191,8 +1191,7 @@
 
         // Setup the drag controller (drop targets have to be added in reverse order in priority)
         mDropTargetBar.setup(mDragController);
-
-        mAllAppsController.setupViews(mAppsView, mScrimView);
+        mAllAppsController.setupViews(mAppsView);
     }
 
     /**
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index 1003958..0c509a1 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -209,11 +209,11 @@
         return 1f;
     }
 
-    public float getWorkspaceScrimAlpha(Launcher launcher) {
+    public float getWorkspaceBackgroundAlpha(Launcher launcher) {
         return 0;
     }
 
-    public float getOverviewScrimAlpha(Launcher launcher) {
+    public float getWorkspaceScrimAlpha(Launcher launcher) {
         return 0;
     }
 
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index e0a4d4a..24de19f 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -38,6 +38,7 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_TRANSLATE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCALE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCRIM_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
 
 import android.animation.ValueAnimator;
@@ -150,7 +151,7 @@
         propertySetter.setFloat(mWorkspace.getPageIndicator(), VIEW_TRANSLATE_Y,
                 hotseatScaleAndTranslation.translationY, hotseatTranslationInterpolator);
 
-        setScrim(propertySetter, state);
+        setScrim(propertySetter, state, config);
     }
 
     /**
@@ -165,14 +166,19 @@
                 - sibling.getLeft() - sibling.getTranslationX());
     }
 
-    public void setScrim(PropertySetter propertySetter, LauncherState state) {
+    public void setScrim(PropertySetter propertySetter, LauncherState state,
+            StateAnimationConfig config) {
         WorkspaceDragScrim workspaceDragScrim = mLauncher.getDragLayer().getWorkspaceDragScrim();
         propertySetter.setFloat(workspaceDragScrim, SCRIM_PROGRESS,
-                state.getWorkspaceScrimAlpha(mLauncher), LINEAR);
+                state.getWorkspaceBackgroundAlpha(mLauncher), LINEAR);
 
         SysUiScrim sysUiScrim = mLauncher.getDragLayer().getSysUiScrim();
         propertySetter.setFloat(sysUiScrim, SYSUI_PROGRESS,
                 state.hasFlag(FLAG_HAS_SYS_UI_SCRIM) ? 1 : 0, LINEAR);
+
+        propertySetter.setViewAlpha(mLauncher.getScrimView(),
+                state.getWorkspaceScrimAlpha(mLauncher),
+                config.getInterpolator(ANIM_WORKSPACE_SCRIM_FADE, LINEAR));
     }
 
     public void applyChildState(LauncherState state, CellLayout cl, int childIndex) {
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index c21d774..0060b83 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -43,7 +43,6 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
-import com.android.launcher3.views.ScrimView;
 
 /**
  * Handles AllApps view transition.
@@ -72,10 +71,7 @@
                 }
             };
 
-    private static final int APPS_VIEW_ALPHA_CHANNEL_INDEX = 0;
-
     private AllAppsContainerView mAppsView;
-    private ScrimView mScrimView;
 
     private final Launcher mLauncher;
     private boolean mIsVerticalLayout;
@@ -125,8 +121,6 @@
      */
     public void setProgress(float progress) {
         mProgress = progress;
-
-        mScrimView.setProgress(progress);
         mAppsView.setTranslationY(mProgress * mShiftRange);
     }
 
@@ -191,9 +185,8 @@
         return AnimationSuccessListener.forRunnable(this::onProgressAnimationEnd);
     }
 
-    public void setupViews(AllAppsContainerView appsView, ScrimView scrimView) {
+    public void setupViews(AllAppsContainerView appsView) {
         mAppsView = appsView;
-        mScrimView = scrimView;
         if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && Utilities.ATLEAST_R) {
             mLauncher.getSystemUiController().updateUiState(UI_STATE_ALLAPPS,
                     View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
@@ -207,10 +200,6 @@
     void setScrollRangeDelta(float delta) {
         mScrollRangeDelta = delta;
         mShiftRange = mLauncher.getDeviceProfile().heightPx - mScrollRangeDelta;
-
-        if (mScrimView != null) {
-            mScrimView.reInitUi();
-        }
     }
 
     /**
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 419c3f1..c80fd90 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -46,7 +46,6 @@
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.folder.Folder;
-import com.android.launcher3.graphics.OverviewScrim;
 import com.android.launcher3.graphics.SysUiScrim;
 import com.android.launcher3.graphics.WorkspaceDragScrim;
 import com.android.launcher3.keyboard.ViewGroupFocusHelper;
@@ -84,7 +83,6 @@
 
     // Related to adjacent page hints
     private final ViewGroupFocusHelper mFocusIndicatorHelper;
-    private final OverviewScrim mOverviewScrim;
     private WorkspaceDragScrim mWorkspaceDragScrim;
     private SysUiScrim mSysUiScrim;
     private LauncherRootView mRootView;
@@ -103,15 +101,12 @@
         setChildrenDrawingOrderEnabled(true);
 
         mFocusIndicatorHelper = new ViewGroupFocusHelper(this);
-        mOverviewScrim = new OverviewScrim(this);
     }
 
     public void setup(DragController dragController, Workspace workspace) {
         mDragController = dragController;
         recreateControllers();
 
-        mOverviewScrim.setup();
-
         mWorkspaceDragScrim = new WorkspaceDragScrim((this));
         mWorkspaceDragScrim.setWorkspace(workspace);
 
@@ -529,20 +524,8 @@
     protected void dispatchDraw(Canvas canvas) {
         // Draw the background below children.
         mWorkspaceDragScrim.draw(canvas);
-        mOverviewScrim.updateCurrentScrimmedView(this);
         mFocusIndicatorHelper.draw(canvas);
         super.dispatchDraw(canvas);
-        if (mOverviewScrim.getScrimmedView() == null) {
-            mOverviewScrim.draw(canvas);
-        }
-    }
-
-    @Override
-    protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
-        if (child == mOverviewScrim.getScrimmedView()) {
-            mOverviewScrim.draw(canvas);
-        }
-        return super.drawChild(canvas, child, drawingTime);
     }
 
     @Override
@@ -564,8 +547,4 @@
     public SysUiScrim getSysUiScrim() {
         return mSysUiScrim;
     }
-
-    public OverviewScrim getOverviewScrim() {
-        return mOverviewScrim;
-    }
 }
diff --git a/src/com/android/launcher3/graphics/OverviewScrim.java b/src/com/android/launcher3/graphics/OverviewScrim.java
deleted file mode 100644
index 7aadb96..0000000
--- a/src/com/android/launcher3/graphics/OverviewScrim.java
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.launcher3.graphics;
-
-import static android.view.View.VISIBLE;
-
-import android.util.FloatProperty;
-import android.view.View;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.android.launcher3.R;
-import com.android.launcher3.uioverrides.WallpaperColorInfo;
-import com.android.launcher3.util.Themes;
-
-/**
- * View scrim which draws behind overview (recent apps).
- */
-public class OverviewScrim extends Scrim {
-
-    public static final FloatProperty<OverviewScrim> SCRIM_MULTIPLIER =
-            new FloatProperty<OverviewScrim>("scrimMultiplier") {
-                @Override
-                public Float get(OverviewScrim scrim) {
-                    return scrim.mScrimMultiplier;
-                }
-
-                @Override
-                public void setValue(OverviewScrim scrim, float v) {
-                    scrim.setScrimMultiplier(v);
-                }
-            };
-
-    private @NonNull View mStableScrimmedView;
-    // Might be higher up if mStableScrimmedView is invisible.
-    private @Nullable View mCurrentScrimmedView;
-
-    private float mScrimMultiplier = 1f;
-
-    public OverviewScrim(View view) {
-        super(view);
-
-        mScrimColor = Themes.getAttrColor(view.getContext(), R.attr.allAppsScrimColor);
-    }
-
-    /**
-     * Initializes once view hierarchy is established.
-     */
-    public void setup() {
-        mStableScrimmedView = mCurrentScrimmedView = mLauncher.getOverviewPanel();
-    }
-
-    /**
-     * @param view The view we want the scrim to be behind
-     */
-    public void updateStableScrimmedView(View view) {
-        mStableScrimmedView = view;
-    }
-
-    public void updateCurrentScrimmedView(ViewGroup root) {
-        // Find the lowest view that is at or above the view we want to show the scrim behind.
-        mCurrentScrimmedView = mStableScrimmedView;
-        int currentIndex = root.indexOfChild(mCurrentScrimmedView);
-        final int childCount = root.getChildCount();
-        while (mCurrentScrimmedView != null && mCurrentScrimmedView.getVisibility() != VISIBLE
-                && currentIndex < childCount) {
-            currentIndex++;
-            mCurrentScrimmedView = root.getChildAt(currentIndex);
-        }
-    }
-
-    @Override
-    public void onExtractedColorsChanged(WallpaperColorInfo wallpaperColorInfo) {
-        // No super, don't respond to wallpaper colors, follow device ones instead
-    }
-
-    /**
-     * @return The view to draw the scrim behind, or null if all visible views should be scrimmed.
-     */
-    public @Nullable View getScrimmedView() {
-        return mCurrentScrimmedView;
-    }
-
-    private void setScrimMultiplier(float scrimMultiplier) {
-        if (Float.compare(mScrimMultiplier, scrimMultiplier) != 0) {
-            mScrimMultiplier = scrimMultiplier;
-            invalidate();
-        }
-    }
-
-    @Override
-    protected int getScrimAlpha() {
-        return Math.round(super.getScrimAlpha() * mScrimMultiplier);
-    }
-}
diff --git a/src/com/android/launcher3/states/HintState.java b/src/com/android/launcher3/states/HintState.java
index 76f89bc..22c9d5b 100644
--- a/src/com/android/launcher3/states/HintState.java
+++ b/src/com/android/launcher3/states/HintState.java
@@ -49,7 +49,7 @@
     }
 
     @Override
-    public float getOverviewScrimAlpha(Launcher launcher) {
+    public float getWorkspaceScrimAlpha(Launcher launcher) {
         return 0.4f;
     }
 
diff --git a/src/com/android/launcher3/states/SpringLoadedState.java b/src/com/android/launcher3/states/SpringLoadedState.java
index d593013..39bcdc5 100644
--- a/src/com/android/launcher3/states/SpringLoadedState.java
+++ b/src/com/android/launcher3/states/SpringLoadedState.java
@@ -88,7 +88,7 @@
     }
 
     @Override
-    public float getWorkspaceScrimAlpha(Launcher launcher) {
+    public float getWorkspaceBackgroundAlpha(Launcher launcher) {
         return 0.3f;
     }
 
diff --git a/src/com/android/launcher3/states/StateAnimationConfig.java b/src/com/android/launcher3/states/StateAnimationConfig.java
index 8e7dcc0..0dbfb0b 100644
--- a/src/com/android/launcher3/states/StateAnimationConfig.java
+++ b/src/com/android/launcher3/states/StateAnimationConfig.java
@@ -56,7 +56,7 @@
             ANIM_OVERVIEW_TRANSLATE_Y,
             ANIM_OVERVIEW_FADE,
             ANIM_ALL_APPS_FADE,
-            ANIM_OVERVIEW_SCRIM_FADE,
+            ANIM_WORKSPACE_SCRIM_FADE,
             ANIM_ALL_APPS_HEADER_FADE,
             ANIM_OVERVIEW_MODAL,
             ANIM_DEPTH,
@@ -75,7 +75,7 @@
     public static final int ANIM_OVERVIEW_TRANSLATE_Y = 8;
     public static final int ANIM_OVERVIEW_FADE = 9;
     public static final int ANIM_ALL_APPS_FADE = 10;
-    public static final int ANIM_OVERVIEW_SCRIM_FADE = 11;
+    public static final int ANIM_WORKSPACE_SCRIM_FADE = 11;
     public static final int ANIM_ALL_APPS_HEADER_FADE = 12; // e.g. predictions
     public static final int ANIM_OVERVIEW_MODAL = 13;
     public static final int ANIM_DEPTH = 14;
diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index dd5611e..a241e63 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -75,14 +75,6 @@
     }
 
     @Override
-    public void getCurveProperties(PagedView view, Rect insets, CurveProperties out) {
-        out.scroll = view.getScrollY();
-        out.halfPageSize = view.getNormalChildHeight() / 2;
-        out.halfScreenSize = view.getMeasuredHeight() / 2;
-        out.screenCenter = insets.top + view.getPaddingTop() + out.scroll + out.halfPageSize;
-    }
-
-    @Override
     public boolean isLayoutNaturalToLauncher() {
         return false;
     }
diff --git a/src/com/android/launcher3/touch/PagedOrientationHandler.java b/src/com/android/launcher3/touch/PagedOrientationHandler.java
index 9140a04..b85d08a 100644
--- a/src/com/android/launcher3/touch/PagedOrientationHandler.java
+++ b/src/com/android/launcher3/touch/PagedOrientationHandler.java
@@ -93,7 +93,6 @@
     void delegateScrollTo(PagedView pagedView, int primaryScroll);
     void delegateScrollBy(PagedView pagedView, int unboundedScroll, int x, int y);
     void scrollerStartScroll(OverScroller scroller, int newPosition);
-    void getCurveProperties(PagedView view, Rect insets, CurveProperties out);
     boolean isLayoutNaturalToLauncher();
     float getTaskMenuX(float x, View thumbnailView);
     float getTaskMenuY(float y, View thumbnailView);
@@ -121,13 +120,6 @@
      */
     void adjustFloatingIconStartVelocity(PointF velocity);
 
-    class CurveProperties {
-        public int scroll;
-        public int halfPageSize;
-        public int screenCenter;
-        public int halfScreenSize;
-    }
-
     class ChildBounds {
 
         public final int primaryDimension;
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 2ca0340..2fb5952 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -22,7 +22,6 @@
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN;
-import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_SIDE;
 
 import android.content.res.Resources;
 import android.graphics.PointF;
@@ -74,14 +73,6 @@
     }
 
     @Override
-    public void getCurveProperties(PagedView view, Rect insets, CurveProperties out) {
-        out.scroll = view.getScrollX();
-        out.halfPageSize = view.getNormalChildWidth() / 2;
-        out.halfScreenSize = view.getMeasuredWidth() / 2;
-        out.screenCenter = insets.left + view.getPaddingLeft() + out.scroll + out.halfPageSize;
-    }
-
-    @Override
     public boolean isLayoutNaturalToLauncher() {
         return true;
     }
diff --git a/src/com/android/launcher3/views/ScrimView.java b/src/com/android/launcher3/views/ScrimView.java
index 72926dd..c9424de 100644
--- a/src/com/android/launcher3/views/ScrimView.java
+++ b/src/com/android/launcher3/views/ScrimView.java
@@ -15,14 +15,9 @@
  */
 package com.android.launcher3.views;
 
-import static androidx.core.graphics.ColorUtils.compositeColors;
-
-import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
 import static com.android.launcher3.util.SystemUiController.UI_STATE_SCRIM_VIEW;
 
 import android.content.Context;
-import android.graphics.Canvas;
-import android.graphics.Color;
 import android.graphics.Rect;
 import android.util.AttributeSet;
 import android.view.View;
@@ -32,104 +27,61 @@
 import com.android.launcher3.Insettable;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
-import com.android.launcher3.uioverrides.WallpaperColorInfo;
-import com.android.launcher3.uioverrides.WallpaperColorInfo.OnChangeListener;
+import com.android.launcher3.util.SystemUiController;
 import com.android.launcher3.util.Themes;
 
 /**
  * Simple scrim which draws a flat color
  */
-public class ScrimView<T extends Launcher> extends View implements Insettable, OnChangeListener {
-    private static final float STATUS_BAR_COLOR_FORCE_UPDATE_THRESHOLD = .1f;
+public class ScrimView extends View implements Insettable {
+    private static final float STATUS_BAR_COLOR_FORCE_UPDATE_THRESHOLD = 0.9f;
 
-    protected final T mLauncher;
-    private final WallpaperColorInfo mWallpaperColorInfo;
-    protected final int mEndScrim;
-    protected final boolean mIsScrimDark;
-
-    protected float mMaxScrimAlpha;
-
-    protected float mProgress = 1;
-    protected int mScrimColor;
-
-    protected int mCurrentFlatColor;
-    protected int mEndFlatColor;
-    protected int mEndFlatColorAlpha;
+    private final boolean mIsScrimDark;
+    private SystemUiController mSystemUiController;
 
     public ScrimView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        mLauncher = Launcher.cast(Launcher.getLauncher(context));
-        mWallpaperColorInfo = WallpaperColorInfo.INSTANCE.get(context);
-        mEndScrim = Themes.getAttrColor(context, R.attr.allAppsScrimColor);
-        mIsScrimDark = ColorUtils.calculateLuminance(mEndScrim) < 0.5f;
-
-        mMaxScrimAlpha = 0.7f;
+        mIsScrimDark = ColorUtils.calculateLuminance(
+                Themes.getAttrColor(context, R.attr.allAppsScrimColor)) < 0.5f;
         setFocusable(false);
     }
 
     @Override
     public void setInsets(Rect insets) { }
 
-
-    @Override
-    protected void onAttachedToWindow() {
-        super.onAttachedToWindow();
-        mWallpaperColorInfo.addOnChangeListener(this);
-        onExtractedColorsChanged(mWallpaperColorInfo);
-    }
-
-    @Override
-    protected void onDetachedFromWindow() {
-        super.onDetachedFromWindow();
-        mWallpaperColorInfo.removeOnChangeListener(this);
-    }
-
     @Override
     public boolean hasOverlappingRendering() {
         return false;
     }
 
     @Override
-    public void onExtractedColorsChanged(WallpaperColorInfo wallpaperColorInfo) {
-        mScrimColor = wallpaperColorInfo.getMainColor();
-        mEndFlatColor = compositeColors(mEndScrim, setColorAlphaBound(
-                mScrimColor, Math.round(mMaxScrimAlpha * 255)));
-        mEndFlatColorAlpha = Color.alpha(mEndFlatColor);
-        updateColors();
-        invalidate();
-    }
-
-    public void setProgress(float progress) {
-        if (mProgress != progress) {
-            mProgress = progress;
-            updateColors();
-            updateSysUiColors();
-            invalidate();
-        }
-    }
-
-    public void reInitUi() { }
-
-    protected void updateColors() {
-        mCurrentFlatColor = mProgress >= 1 ? 0 : setColorAlphaBound(
-                mEndFlatColor, Math.round((1 - mProgress) * mEndFlatColorAlpha));
-    }
-
-    protected void updateSysUiColors() {
-        // Use a light system UI (dark icons) if all apps is behind at least half of the
-        // status bar.
-        boolean forceChange = mProgress <= STATUS_BAR_COLOR_FORCE_UPDATE_THRESHOLD;
-        if (forceChange) {
-            mLauncher.getSystemUiController().updateUiState(UI_STATE_SCRIM_VIEW, !mIsScrimDark);
-        } else {
-            mLauncher.getSystemUiController().updateUiState(UI_STATE_SCRIM_VIEW, 0);
-        }
+    protected boolean onSetAlpha(int alpha) {
+        updateSysUiColors();
+        return super.onSetAlpha(alpha);
     }
 
     @Override
-    protected void onDraw(Canvas canvas) {
-        if (mCurrentFlatColor != 0) {
-            canvas.drawColor(mCurrentFlatColor);
+    protected void onVisibilityChanged(View changedView, int visibility) {
+        super.onVisibilityChanged(changedView, visibility);
+        updateSysUiColors();
+    }
+
+    private void updateSysUiColors() {
+        // Use a light system UI (dark icons) if all apps is behind at least half of the
+        // status bar.
+        boolean forceChange =
+                getVisibility() == VISIBLE && getAlpha() > STATUS_BAR_COLOR_FORCE_UPDATE_THRESHOLD;
+        if (forceChange) {
+            getSystemUiController().updateUiState(UI_STATE_SCRIM_VIEW, !mIsScrimDark);
+        } else {
+            getSystemUiController().updateUiState(UI_STATE_SCRIM_VIEW, 0);
         }
     }
+
+    private SystemUiController getSystemUiController() {
+        if (mSystemUiController == null) {
+            mSystemUiController = Launcher.getLauncher(getContext()).getSystemUiController();
+        }
+        return mSystemUiController;
+    }
 }
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/states/AllAppsState.java b/src_ui_overrides/com/android/launcher3/uioverrides/states/AllAppsState.java
index ff28148..53748b7 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/states/AllAppsState.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/states/AllAppsState.java
@@ -74,4 +74,9 @@
     public float getVerticalProgress(Launcher launcher) {
         return 0f;
     }
+
+    @Override
+    public float getWorkspaceScrimAlpha(Launcher launcher) {
+        return 1;
+    }
 }