diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 5b912ad..097609f 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -1161,7 +1161,7 @@
                     new LauncherAnimationRunner(mHandler, mWallpaperOpenTransitionRunner,
                             false /* startAtFrontOfQueue */), mLauncher.getIApplicationThread());
             mLauncherOpenTransition.addHomeOpenCheck(mLauncher.getComponentName());
-            SystemUiProxy.INSTANCE.getNoCreate().registerRemoteTransition(mLauncherOpenTransition);
+            SystemUiProxy.INSTANCE.get(mLauncher).registerRemoteTransition(mLauncherOpenTransition);
         }
         if (mBackAnimationController != null) {
             mBackAnimationController.registerBackCallbacks(mHandler);
@@ -1172,7 +1172,7 @@
         unregisterRemoteAnimations();
         unregisterRemoteTransitions();
         mStartingWindowListener.setTransitionManager(null);
-        SystemUiProxy.INSTANCE.getNoCreate().setStartingWindowListener(null);
+        SystemUiProxy.INSTANCE.get(mLauncher).setStartingWindowListener(null);
     }
 
     private void unregisterRemoteAnimations() {
@@ -1196,7 +1196,7 @@
         }
         if (hasControlRemoteAppTransitionPermission()) {
             if (mLauncherOpenTransition == null) return;
-            SystemUiProxy.INSTANCE.getNoCreate().unregisterRemoteTransition(
+            SystemUiProxy.INSTANCE.get(mLauncher).unregisterRemoteTransition(
                     mLauncherOpenTransition);
             mLauncherOpenTransition = null;
             mWallpaperOpenTransitionRunner = null;
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 8291475..7548398 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -312,8 +312,8 @@
         if (!mTouchEnabled) {
             return true;
         }
-        if (mIconLayoutBounds.contains((int) event.getX(), (int) event.getY())) {
-            // Don't allow long pressing between icons.
+        if (mIconLayoutBounds.left <= event.getX() && event.getX() <= mIconLayoutBounds.right) {
+            // Don't allow long pressing between icons, or above/below them.
             return true;
         }
         if (mControllerCallbacks.onTouchEvent(event)) {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index 7bfb76a..34a6821 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -21,7 +21,8 @@
 import static com.android.launcher3.LauncherAnimUtils.newCancelListener;
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.NORMAL;
-import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PULL_BACK_PROGRESS;
+import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PULL_BACK_ALPHA;
+import static com.android.launcher3.allapps.AllAppsTransitionController.ALL_APPS_PULL_BACK_TRANSLATION;
 import static com.android.launcher3.anim.AnimatorListeners.forSuccessCallback;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_ALL_APPS_EDU;
@@ -40,11 +41,9 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.anim.AnimatorPlaybackController;
-import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.util.TouchController;
 import com.android.quickstep.TaskUtils;
@@ -148,16 +147,10 @@
             AbstractFloatingView.closeOpenContainer(mLauncher, AbstractFloatingView.TYPE_TASK_MENU);
         } else if (mStartState == ALL_APPS) {
             AllAppsTransitionController allAppsController = mLauncher.getAllAppsController();
-            builder.setFloat(allAppsController, ALL_APPS_PULL_BACK_PROGRESS,
-                    -mPullbackDistance / allAppsController.getShiftRange(), PULLBACK_INTERPOLATOR);
-
-            // Slightly fade out all apps content to further distinguish from scrolling.
-            StateAnimationConfig config = new StateAnimationConfig();
-            config.duration = accuracy;
-            config.setInterpolator(StateAnimationConfig.ANIM_ALL_APPS_FADE, Interpolators
-                    .mapToProgress(PULLBACK_INTERPOLATOR, 0, 0.5f));
-
-            allAppsController.setAlphas(mEndState, config, builder);
+            builder.setFloat(allAppsController, ALL_APPS_PULL_BACK_TRANSLATION,
+                    -mPullbackDistance, PULLBACK_INTERPOLATOR);
+            builder.setFloat(allAppsController, ALL_APPS_PULL_BACK_ALPHA,
+                    0.5f, PULLBACK_INTERPOLATOR);
         }
         AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(mLauncher);
         if (topView != null) {
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 7ca7639..b90e820 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -770,7 +770,7 @@
             // We will handle the sysui flags based on the centermost task view.
             mRecentsAnimationController.setUseLauncherSystemBarFlags(swipeUpThresholdPassed
                     ||  (quickswitchThresholdPassed && centermostTaskFlags != 0));
-            mRecentsAnimationController.setSplitScreenMinimized(swipeUpThresholdPassed);
+            mRecentsAnimationController.setSplitScreenMinimized(mContext, swipeUpThresholdPassed);
             // Provide a hint to WM the direction that we will be settling in case the animation
             // needs to be canceled
             mRecentsAnimationController.setWillFinishToHome(swipeUpThresholdPassed);
@@ -1013,19 +1013,19 @@
             return RECENTS;
         }
         final GestureEndTarget endTarget;
-        final boolean goingToNewTask;
+        final boolean canGoToNewTask;
         if (mRecentsView != null) {
             if (!hasTargets()) {
                 // If there are no running tasks, then we can assume that this is a continuation of
                 // the last gesture, but after the recents animation has finished
-                goingToNewTask = true;
+                canGoToNewTask = true;
             } else {
                 final int runningTaskIndex = mRecentsView.getRunningTaskIndex();
                 final int taskToLaunch = mRecentsView.getNextPage();
-                goingToNewTask = runningTaskIndex >= 0 && taskToLaunch != runningTaskIndex;
+                canGoToNewTask = runningTaskIndex >= 0 && taskToLaunch != runningTaskIndex;
             }
         } else {
-            goingToNewTask = false;
+            canGoToNewTask = false;
         }
         final boolean reachedOverviewThreshold = mCurrentShift.value >= MIN_PROGRESS_FOR_OVERVIEW;
         final boolean isFlingX = Math.abs(velocity.x) > mContext.getResources()
@@ -1034,13 +1034,13 @@
             if (isCancel) {
                 endTarget = LAST_TASK;
             } else if (mDeviceState.isFullyGesturalNavMode()) {
-                if (goingToNewTask && isFlingX) {
+                if (canGoToNewTask && isFlingX) {
                     // Flinging towards new task takes precedence over mIsMotionPaused (which only
                     // checks y-velocity).
                     endTarget = NEW_TASK;
                 } else if (mIsMotionPaused) {
                     endTarget = RECENTS;
-                } else if (goingToNewTask) {
+                } else if (canGoToNewTask) {
                     endTarget = NEW_TASK;
                 } else {
                     endTarget = !reachedOverviewThreshold ? LAST_TASK : HOME;
@@ -1048,26 +1048,22 @@
             } else {
                 endTarget = reachedOverviewThreshold && mGestureStarted
                         ? RECENTS
-                        : goingToNewTask
+                        : canGoToNewTask
                                 ? NEW_TASK
                                 : LAST_TASK;
             }
         } else {
             // If swiping at a diagonal, base end target on the faster velocity.
             boolean isSwipeUp = endVelocity < 0;
-            boolean willGoToNewTaskOnSwipeUp =
-                    goingToNewTask && Math.abs(velocity.x) > Math.abs(endVelocity);
+            boolean willGoToNewTask =
+                    canGoToNewTask && Math.abs(velocity.x) > Math.abs(endVelocity);
 
-            if (mDeviceState.isFullyGesturalNavMode() && isSwipeUp && !willGoToNewTaskOnSwipeUp) {
-                endTarget = HOME;
-            } else if (mDeviceState.isFullyGesturalNavMode() && isSwipeUp) {
-                // If swiping at a diagonal, base end target on the faster velocity.
-                endTarget = NEW_TASK;
+            if (mDeviceState.isFullyGesturalNavMode() && isSwipeUp) {
+                endTarget = willGoToNewTask ? NEW_TASK : HOME;
             } else if (isSwipeUp) {
-                endTarget = !reachedOverviewThreshold && willGoToNewTaskOnSwipeUp
-                        ? NEW_TASK : RECENTS;
+                endTarget = (!reachedOverviewThreshold && willGoToNewTask) ? NEW_TASK : RECENTS;
             } else {
-                endTarget = goingToNewTask ? NEW_TASK : LAST_TASK;
+                endTarget = willGoToNewTask ? NEW_TASK : LAST_TASK; // Swipe is downward.
             }
         }
 
@@ -1145,6 +1141,8 @@
                     duration = Math.max(duration, mRecentsView.getScroller().getDuration());
                 }
             }
+        } else if (endTarget == LAST_TASK && mRecentsView != null) {
+            mRecentsView.snapToPage(mRecentsView.getCurrentPage(), Math.toIntExact(duration));
         }
 
         // Let RecentsView handle the scrolling to the task, which we launch in startNewTask()
diff --git a/quickstep/src/com/android/quickstep/LauncherBackAnimationController.java b/quickstep/src/com/android/quickstep/LauncherBackAnimationController.java
index cc79f4a..921674a 100644
--- a/quickstep/src/com/android/quickstep/LauncherBackAnimationController.java
+++ b/quickstep/src/com/android/quickstep/LauncherBackAnimationController.java
@@ -29,7 +29,6 @@
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.os.Handler;
-import android.util.Log;
 import android.util.MathUtils;
 import android.util.Pair;
 import android.view.RemoteAnimationTarget;
@@ -55,7 +54,7 @@
  * the app window and plays the rest of app close transitions in one go.
  *
  * This animation is used only for apps that enable back dispatching via
- * {@link android.view.OnBackInvokedDispatcher}. The controller registers
+ * {@link android.window.OnBackInvokedDispatcher}. The controller registers
  * an {@link IOnBackInvokedCallback} with WM Shell and receives back dispatches when a back
  * navigation to launcher starts.
  *
@@ -66,7 +65,6 @@
 public class LauncherBackAnimationController {
     private static final int CANCEL_TRANSITION_DURATION = 233;
     private static final float MIN_WINDOW_SCALE = 0.7f;
-    private static final String TAG = "LauncherBackAnimationController";
     private final QuickstepTransitionManager mQuickstepTransitionManager;
     private final Matrix mTransformMatrix = new Matrix();
     /** The window position at the beginning of the back animation. */
@@ -115,12 +113,7 @@
      * @param handler Handler to the thread to run the animations on.
      */
     public void registerBackCallbacks(Handler handler) {
-        SystemUiProxy systemUiProxy = SystemUiProxy.INSTANCE.getNoCreate();
-        if (systemUiProxy == null) {
-            Log.e(TAG, "SystemUiProxy is null. Skip registering back invocation callbacks");
-            return;
-        }
-        systemUiProxy.setBackToLauncherCallback(
+        SystemUiProxy.INSTANCE.get(mLauncher).setBackToLauncherCallback(
                 new IOnBackInvokedCallback.Stub() {
                     @Override
                     public void onBackCancelled() {
@@ -170,10 +163,7 @@
 
     /** Unregisters the back to launcher callback in shell. */
     public void unregisterBackCallbacks() {
-        SystemUiProxy systemUiProxy = SystemUiProxy.INSTANCE.getNoCreate();
-        if (systemUiProxy != null) {
-            systemUiProxy.clearBackToLauncherCallback();
-        }
+        SystemUiProxy.INSTANCE.get(mLauncher).clearBackToLauncherCallback();
     }
 
     private void startBack(BackEvent backEvent) {
@@ -298,10 +288,7 @@
         mInitialTouchPos.set(0, 0);
         mAnimatorSetInProgress = false;
         mSpringAnimationInProgress = false;
-        SystemUiProxy systemUiProxy = SystemUiProxy.INSTANCE.getNoCreate();
-        if (systemUiProxy != null) {
-            SystemUiProxy.INSTANCE.getNoCreate().onBackToLauncherAnimationFinished();
-        }
+        SystemUiProxy.INSTANCE.get(mLauncher).onBackToLauncherAnimationFinished();
     }
 
     private void startTransitionAnimations(RectFSpringAnim springAnim, AnimatorSet anim) {
diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationController.java b/quickstep/src/com/android/quickstep/RecentsAnimationController.java
index c120b32..2007ee1 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationController.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationController.java
@@ -19,6 +19,7 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.quickstep.TaskAnimationManager.ENABLE_SHELL_TRANSITIONS;
 
+import android.content.Context;
 import android.os.RemoteException;
 import android.util.Log;
 import android.view.IRecentsAnimationController;
@@ -97,24 +98,20 @@
      * Indicates that the gesture has crossed the window boundary threshold and we should minimize
      * if we are in splitscreen.
      */
-    public void setSplitScreenMinimized(boolean splitScreenMinimized) {
+    public void setSplitScreenMinimized(Context context, boolean splitScreenMinimized) {
         if (!mAllowMinimizeSplitScreen) {
             return;
         }
         if (mSplitScreenMinimized != splitScreenMinimized) {
             mSplitScreenMinimized = splitScreenMinimized;
-            UI_HELPER_EXECUTOR.execute(() -> {
-                SystemUiProxy p = SystemUiProxy.INSTANCE.getNoCreate();
-                if (p != null) {
-                    p.setSplitScreenMinimized(splitScreenMinimized);
-                }
-            });
+            UI_HELPER_EXECUTOR.execute(() -> SystemUiProxy.INSTANCE.get(context)
+                    .setSplitScreenMinimized(splitScreenMinimized));
         }
     }
 
     /**
      * Remove task remote animation target from
-     * {@link RecentsAnimationCallbacks#onTaskAppeared(RemoteAnimationTargetCompat)}}.
+     * {@link RecentsAnimationCallbacks#onTasksAppeared}}.
      */
     @UiThread
     public void removeTaskTarget(@NonNull RemoteAnimationTargetCompat target) {
diff --git a/quickstep/src/com/android/quickstep/TaskAnimationManager.java b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
index b8334a9..f094d71 100644
--- a/quickstep/src/com/android/quickstep/TaskAnimationManager.java
+++ b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
@@ -177,9 +177,8 @@
                     ((RecentsActivity) activityInterface.getCreatedActivity()).startHome();
                     return;
                 }
-                RemoteAnimationTarget[] nonAppTargets =
-                        SystemUiProxy.INSTANCE.getNoCreate()
-                                .onGoingToRecentsLegacy(false, nonHomeApps);
+                RemoteAnimationTarget[] nonAppTargets = SystemUiProxy.INSTANCE.get(mCtx)
+                        .onGoingToRecentsLegacy(false, nonHomeApps);
 
                 if (ENABLE_QUICKSTEP_LIVE_TILE.get() && activityInterface.isInLiveTileMode()
                         && activityInterface.getCreatedActivity() != null) {
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 6f49989..49bf827 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -1396,6 +1396,9 @@
         if (taskGroups == null || taskGroups.isEmpty()) {
             removeTasksViewsAndClearAllButton();
             onTaskStackUpdated();
+            // With all tasks removed, touch handling in PagedView is disabled and we need to reset
+            // touch state or otherwise values will be obsolete.
+            resetTouchState();
             return;
         }
 
@@ -4498,10 +4501,7 @@
             // Reset the minimized state since we force-toggled the minimized state when entering
             // overview, but never actually finished the recents animation.  This is a catch all for
             // cases where we haven't already reset it.
-            SystemUiProxy p = SystemUiProxy.INSTANCE.getNoCreate();
-            if (p != null) {
-                p.setSplitScreenMinimized(false);
-            }
+            SystemUiProxy.INSTANCE.get(getContext()).setSplitScreenMinimized(false);
         }
 
         if (mRecentsAnimationController == null) {
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 9c5c643..8869ff1 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -20,7 +20,6 @@
 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.Utilities.comp;
 import static com.android.launcher3.Utilities.getDescendantCoordRelativeToAncestor;
 import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
@@ -628,10 +627,7 @@
 
             // Reset the minimized state since we force-toggled the minimized state when entering
             // overview, but never actually finished the recents animation
-            SystemUiProxy p = SystemUiProxy.INSTANCE.getNoCreate();
-            if (p != null) {
-                p.setSplitScreenMinimized(false);
-            }
+            SystemUiProxy.INSTANCE.get(getContext()).setSplitScreenMinimized(false);
 
             mIsClickableAsLiveTile = false;
             RemoteAnimationTargets targets;
diff --git a/res/layout/widgets_full_sheet.xml b/res/layout/widgets_full_sheet.xml
index e867405..e3f1fca 100644
--- a/res/layout/widgets_full_sheet.xml
+++ b/res/layout/widgets_full_sheet.xml
@@ -38,12 +38,13 @@
             android:background="@drawable/bg_rounded_corner_bottom_sheet_handle"/>
 
         <TextView
+            style="@style/PrimaryHeadline"
             android:id="@+id/no_widgets_text"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:gravity="center"
             android:visibility="gone"
-            android:textSize="20sp"
+            android:textSize="18sp"
             android:layout_below="@id/search_and_recommendations_container"
             tools:text="No widgets available" />
 
diff --git a/res/values-ar/strings.xml b/res/values-ar/strings.xml
index ae190c5..774977c 100644
--- a/res/values-ar/strings.xml
+++ b/res/values-ar/strings.xml
@@ -32,7 +32,7 @@
     <string name="split_screen_position_left" msgid="7537793098851830883">"تقسيم لليسار"</string>
     <string name="split_screen_position_right" msgid="1569377524925193369">"تقسيم لليمين"</string>
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"‏معلومات تطبيق %1$s"</string>
-    <string name="long_press_widget_to_add" msgid="3587712543577675817">"انقر مع الاستمرار لنقل أداة"</string>
+    <string name="long_press_widget_to_add" msgid="3587712543577675817">"انقر مع الاستمرار لنقل أداة."</string>
     <string name="long_accessible_way_to_add" msgid="2733588281439571974">"انقر مرتين مع تثبيت إصبعك لنقل أداة أو استخدام الإجراءات المخصّصة."</string>
     <string name="widget_dims_format" msgid="2370757736025621599">"%1$d × %2$d"</string>
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"‏العرض %1$d الطول %2$d"</string>
diff --git a/res/values-b+sr+Latn/strings.xml b/res/values-b+sr+Latn/strings.xml
index 49b34dd..ddcb256 100644
--- a/res/values-b+sr+Latn/strings.xml
+++ b/res/values-b+sr+Latn/strings.xml
@@ -47,7 +47,7 @@
     <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"Pretražite"</string>
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"Obrišite tekst iz okvira za pretragu"</string>
     <string name="no_widgets_available" msgid="4337693382501046170">"Vidžeti i prečice nisu dostupni"</string>
-    <string name="no_search_results" msgid="3787956167293097509">"Nije pronađen nijedan vidžet ili prečica"</string>
+    <string name="no_search_results" msgid="3787956167293097509">"Nije pronađen nijedan vidžet ni prečica"</string>
     <string name="widgets_full_sheet_personal_tab" msgid="2743540105607120182">"Lično"</string>
     <string name="widgets_full_sheet_work_tab" msgid="3767150027110633765">"Posao"</string>
     <string name="widget_category_conversations" msgid="8894438636213590446">"Konverzacije"</string>
diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
index 82031a6..3b38e62 100644
--- a/res/values-cs/strings.xml
+++ b/res/values-cs/strings.xml
@@ -32,7 +32,7 @@
     <string name="split_screen_position_left" msgid="7537793098851830883">"Rozdělit vlevo"</string>
     <string name="split_screen_position_right" msgid="1569377524925193369">"Rozdělit vpravo"</string>
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"Informace o aplikaci %1$s"</string>
-    <string name="long_press_widget_to_add" msgid="3587712543577675817">"Klepnutím a podržením přesunete widget."</string>
+    <string name="long_press_widget_to_add" msgid="3587712543577675817">"Widget přesunete klepnutím a podržením."</string>
     <string name="long_accessible_way_to_add" msgid="2733588281439571974">"Dvojitým klepnutím a podržením přesunete widget, případně použijte vlastní akce."</string>
     <string name="widget_dims_format" msgid="2370757736025621599">"%1$d × %2$d"</string>
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"šířka %1$d, výška %2$d"</string>
@@ -164,7 +164,7 @@
     <string name="all_apps_personal_tab" msgid="4190252696685155002">"Osobní"</string>
     <string name="all_apps_work_tab" msgid="4884822796154055118">"Pracovní"</string>
     <string name="work_profile_toggle_label" msgid="3081029915775481146">"Pracovní profil"</string>
-    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"Pracovní aplikace jsou označené a viditelné vašemu administrátorovi IT"</string>
+    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"Pracovní aplikace jsou označené a váš administrátor IT je vidí"</string>
     <string name="work_profile_edu_accept" msgid="6069788082535149071">"Rozumím"</string>
     <string name="work_apps_paused_title" msgid="3040901117349444598">"Pracovní aplikace jsou pozastaveny"</string>
     <string name="work_apps_paused_body" msgid="261634750995824906">"Pracovní aplikace vám nemohou zasílat oznámení, používat vaši baterii ani získat přístup k vaší poloze"</string>
diff --git a/res/values-en-rXC/strings.xml b/res/values-en-rXC/strings.xml
index e5eeb3b..90cd6cd 100644
--- a/res/values-en-rXC/strings.xml
+++ b/res/values-en-rXC/strings.xml
@@ -124,14 +124,10 @@
     <string name="app_installing_title" msgid="5864044122733792085">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‏‏‎‏‎‎‎‏‎‏‏‎‎‎‎‏‎‏‎‎‎‏‎‏‎‎‎‎‏‏‏‏‏‎‎‎‎‎‏‎‏‏‎‎‎‎‏‏‏‏‎‎‏‎‏‏‎‏‎‏‎‏‎‏‎‎‏‎‎‏‏‎<xliff:g id="NAME">%1$s</xliff:g>‎‏‎‎‏‏‏‎ installing, ‎‏‎‎‏‏‎<xliff:g id="PROGRESS">%2$s</xliff:g>‎‏‎‎‏‏‏‎ complete‎‏‎‎‏‎"</string>
     <string name="app_downloading_title" msgid="8336702962104482644">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‏‏‏‏‎‎‏‏‏‎‏‏‎‎‎‏‏‏‏‎‏‎‏‏‎‎‏‎‏‏‎‎‏‎‎‏‏‏‏‎‎‎‏‎‏‏‏‏‎‎‏‏‏‎‏‏‎‏‎‏‎‏‎‎‎‎‏‎‎‏‏‎<xliff:g id="NAME">%1$s</xliff:g>‎‏‎‎‏‏‏‎ downloading, ‎‏‎‎‏‏‎<xliff:g id="PROGRESS">%2$s</xliff:g>‎‏‎‎‏‏‏‎ complete‎‏‎‎‏‎"</string>
     <string name="app_waiting_download_title" msgid="7053938513995617849">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‏‏‏‎‎‎‎‏‏‏‏‎‎‏‎‎‏‎‎‏‏‏‏‏‏‎‏‏‎‏‎‎‏‎‎‎‎‎‏‎‎‎‏‎‎‏‏‏‏‏‎‏‎‏‏‎‎‎‏‏‏‎‎‏‎‎‏‎‎‏‏‎<xliff:g id="NAME">%1$s</xliff:g>‎‏‎‎‏‏‏‎ waiting to install‎‏‎‎‏‎"</string>
-    <!-- no translation found for dialog_update_title (114234265740994042) -->
-    <skip />
-    <!-- no translation found for dialog_update_message (4176784553982226114) -->
-    <skip />
-    <!-- no translation found for dialog_update (2178028071796141234) -->
-    <skip />
-    <!-- no translation found for dialog_remove (6510806469849709407) -->
-    <skip />
+    <string name="dialog_update_title" msgid="114234265740994042">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‎‎‏‏‏‎‎‏‎‏‎‏‏‏‎‏‎‏‏‏‎‏‏‏‎‏‎‏‏‎‎‏‏‏‏‎‏‎‏‎‏‎‏‏‎‏‏‎‎‏‎‏‏‏‏‏‏‎‏‎‎App update required‎‏‎‎‏‎"</string>
+    <string name="dialog_update_message" msgid="4176784553982226114">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‎‏‏‏‎‎‏‏‏‏‏‎‏‏‎‏‏‏‎‏‎‏‏‎‏‏‎‏‏‎‎‎‎‎‏‏‎‏‏‎‏‏‏‎‎‏‎‏‏‏‎‏‏‏‎‏‏‎‎‎‎‏‎‎The app for this icon isn\'t updated. You can update manually to re-enable this shortcut, or remove the icon.‎‏‎‎‏‎"</string>
+    <string name="dialog_update" msgid="2178028071796141234">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‎‏‏‏‏‏‎‎‎‏‏‏‎‎‏‏‏‏‎‏‎‎‎‏‏‏‏‏‏‎‏‏‏‎‏‏‎‏‎‎‎‏‏‏‏‎‎‏‏‏‎‏‏‎‎‏‎‏‏‎‎‏‎‎Update‎‏‎‎‏‎"</string>
+    <string name="dialog_remove" msgid="6510806469849709407">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‏‏‎‏‏‎‏‎‎‏‎‏‏‎‏‏‎‎‎‎‎‏‏‏‏‏‏‏‏‏‎‏‎‎‎‏‎‏‎‎‏‎‏‏‎‏‎‎‏‏‏‏‏‎‏‏‎‏‎‏‏‏‏‏‎Remove‎‏‎‎‏‎"</string>
     <string name="widgets_list" msgid="796804551140113767">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‎‎‏‎‏‏‎‎‎‎‏‏‏‎‏‏‎‏‎‎‎‏‏‎‎‎‎‏‎‎‏‎‎‎‎‎‏‎‎‎‎‏‏‏‏‎‏‏‏‏‏‏‎‏‎‏‏‎‎‏‏‏‎Widgets list‎‏‎‎‏‎"</string>
     <string name="widgets_list_closed" msgid="6141506579418771922">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‏‏‏‏‎‏‎‏‎‏‎‎‏‏‏‎‏‏‎‎‎‎‎‎‏‏‏‎‏‏‎‎‎‏‏‏‏‎‎‎‏‏‏‏‏‏‏‎‏‎‏‏‏‏‎‎‎‏‏‏‎‏‎‎‏‎‎Widgets list closed‎‏‎‎‏‎"</string>
     <string name="action_add_to_workspace" msgid="215894119683164916">"‎‏‎‎‎‎‎‏‎‏‏‏‎‎‎‎‎‎‏‎‎‎‏‏‎‏‏‏‏‏‎‏‎‏‎‏‏‏‏‏‏‏‏‎‎‎‎‎‎‏‎‏‎‎‎‏‏‏‎‏‏‎‏‏‎‎‎‏‏‎‎‏‏‏‏‏‎‎‎‏‎‏‎‏‏‏‏‎‏‎‎‎Add to home screen‎‏‎‎‏‎"</string>
diff --git a/res/values-es/strings.xml b/res/values-es/strings.xml
index 8572b67..a6f07da 100644
--- a/res/values-es/strings.xml
+++ b/res/values-es/strings.xml
@@ -23,8 +23,8 @@
     <string name="work_folder_name" msgid="3753320833950115786">"Trabajo"</string>
     <string name="activity_not_found" msgid="8071924732094499514">"La aplicación no está instalada."</string>
     <string name="activity_not_available" msgid="7456344436509528827">"La aplicación no está disponible"</string>
-    <string name="safemode_shortcut_error" msgid="9160126848219158407">"Aplicación descargada inhabilitada en modo seguro"</string>
-    <string name="safemode_widget_error" msgid="4863470563535682004">"Widgets inhabilitados en modo seguro"</string>
+    <string name="safemode_shortcut_error" msgid="9160126848219158407">"Aplicación descargada inhabilitada en modo Seguro"</string>
+    <string name="safemode_widget_error" msgid="4863470563535682004">"Widgets inhabilitados en modo Seguro"</string>
     <string name="shortcut_not_available" msgid="2536503539825726397">"Acceso directo no disponible"</string>
     <string name="home_screen" msgid="5629429142036709174">"Inicio"</string>
     <string name="recent_task_option_split_screen" msgid="6690461455618725183">"Pantalla dividida"</string>
@@ -32,7 +32,7 @@
     <string name="split_screen_position_left" msgid="7537793098851830883">"Dividir parte izquierda"</string>
     <string name="split_screen_position_right" msgid="1569377524925193369">"Dividir parte derecha"</string>
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"Información de la aplicación %1$s"</string>
-    <string name="long_press_widget_to_add" msgid="3587712543577675817">"Mantén pulsado un widget para moverlo."</string>
+    <string name="long_press_widget_to_add" msgid="3587712543577675817">"Mantén pulsado un widget para moverlo"</string>
     <string name="long_accessible_way_to_add" msgid="2733588281439571974">"Toca dos veces y mantén pulsado un widget para moverlo o usar acciones personalizadas."</string>
     <string name="widget_dims_format" msgid="2370757736025621599">"%1$d × %2$d"</string>
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"%1$d de ancho por %2$d de alto"</string>
@@ -41,7 +41,7 @@
     <string name="add_to_home_screen" msgid="9168649446635919791">"Añadir a pantalla de inicio"</string>
     <string name="added_to_home_screen_accessibility_text" msgid="4451545765448884415">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g> añadido a la pantalla de inicio"</string>
     <string name="widgets_count" msgid="6467746476364652096">"{count,plural, =1{# widget}other{# widgets}}"</string>
-    <string name="shortcuts_count" msgid="8471715556199592381">"{count,plural, =1{# combinación de teclas}other{# combinaciones de teclas}}"</string>
+    <string name="shortcuts_count" msgid="8471715556199592381">"{count,plural, =1{# acceso directo}other{# accesos directos}}"</string>
     <string name="widgets_and_shortcuts_count" msgid="7209136747878365116">"<xliff:g id="WIDGETS_COUNT">%1$s</xliff:g>, <xliff:g id="SHORTCUTS_COUNT">%2$s</xliff:g>"</string>
     <string name="widget_button_text" msgid="2880537293434387943">"Widgets"</string>
     <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"Buscar"</string>
diff --git a/res/values-gu/strings.xml b/res/values-gu/strings.xml
index fabe73c..b2d2654 100644
--- a/res/values-gu/strings.xml
+++ b/res/values-gu/strings.xml
@@ -164,12 +164,12 @@
     <string name="all_apps_personal_tab" msgid="4190252696685155002">"મનગમતી ઍપ"</string>
     <string name="all_apps_work_tab" msgid="4884822796154055118">"ઑફિસની ઍપ"</string>
     <string name="work_profile_toggle_label" msgid="3081029915775481146">"ઑફિસની પ્રોફાઇલ"</string>
-    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"ઑફિસની ઍપને બૅજ આપેલા હોય છે અને તમારા IT વ્યવસ્થાપક તેમને જોઈ શકે છે"</string>
+    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"ઑફિસની ઍપને બૅજ આપેલા હોય છે અને તમારા IT ઍડમિન તેમને જોઈ શકે છે"</string>
     <string name="work_profile_edu_accept" msgid="6069788082535149071">"સમજાઈ ગયું"</string>
-    <string name="work_apps_paused_title" msgid="3040901117349444598">"ઑફિસ માટેની ઍપ થોભાવવામાં આવેલ છે"</string>
+    <string name="work_apps_paused_title" msgid="3040901117349444598">"ઑફિસ માટેની ઍપ થોભાવવામાં આવી છે"</string>
     <string name="work_apps_paused_body" msgid="261634750995824906">"ઑફિસ માટેની તમારી ઍપ તમને નોટિફિકેશન મોકલી શકતી નથી, તમારી બૅટરી વાપરી શકતી નથી કે તમારું સ્થાન ઍક્સેસ કરી શકતી નથી"</string>
     <string name="work_apps_paused_content_description" msgid="5149623040804051095">"ઑફિસ માટેની ઍપ બંધ છે. ઑફિસ માટેની તમારી ઍપ તમને નોટિફિકેશન મોકલી શકતી નથી, તમારી બૅટરી વાપરી શકતી નથી કે તમારું સ્થાન ઍક્સેસ કરી શકતી નથી"</string>
-    <string name="work_apps_paused_edu_banner" msgid="8872412121608402058">"ઑફિસની ઍપને બૅજ આપેલા હોય છે અને તમારા IT વ્યવસ્થાપક તેમને જોઈ શકે છે"</string>
+    <string name="work_apps_paused_edu_banner" msgid="8872412121608402058">"ઑફિસની ઍપને બૅજ આપેલા હોય છે અને તમારા IT ઍડમિન તેમને જોઈ શકે છે"</string>
     <string name="work_apps_paused_edu_accept" msgid="6377476824357318532">"સમજાઈ ગયું"</string>
     <string name="work_apps_pause_btn_text" msgid="1921059713673767460">"ઑફિસ માટેની ઍપ બંધ કરો"</string>
     <string name="work_apps_enable_btn_text" msgid="1156432622148413741">"ઑફિસ માટેની ઍપ ચાલુ કરો"</string>
diff --git a/res/values-iw/strings.xml b/res/values-iw/strings.xml
index 9f21696..0aa3f11 100644
--- a/res/values-iw/strings.xml
+++ b/res/values-iw/strings.xml
@@ -32,7 +32,7 @@
     <string name="split_screen_position_left" msgid="7537793098851830883">"פיצול שמאלה"</string>
     <string name="split_screen_position_right" msgid="1569377524925193369">"פיצול ימינה"</string>
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"‏פרטים על האפליקציה %1$s"</string>
-    <string name="long_press_widget_to_add" msgid="3587712543577675817">"כדי להעביר ווידג\'ט למקום אחר יש לגעת ולא להרפות."</string>
+    <string name="long_press_widget_to_add" msgid="3587712543577675817">"להעברת ווידג\'ט למקום אחר לוחצים עליו לחיצה ארוכה."</string>
     <string name="long_accessible_way_to_add" msgid="2733588281439571974">"כדי להעביר ווידג\'ט למקום אחר או להשתמש בפעולות מותאמות אישית, יש ללחוץ פעמיים ולא להרפות."</string>
     <string name="widget_dims_format" msgid="2370757736025621599">"%1$d × %2$d"</string>
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"‏רוחב %1$d על גובה %2$d"</string>
@@ -161,7 +161,7 @@
     <string name="action_dismiss_notification" msgid="5909461085055959187">"סגירה"</string>
     <string name="accessibility_close" msgid="2277148124685870734">"סגירה"</string>
     <string name="notification_dismissed" msgid="6002233469409822874">"ההתראה נסגרה"</string>
-    <string name="all_apps_personal_tab" msgid="4190252696685155002">"אישיות"</string>
+    <string name="all_apps_personal_tab" msgid="4190252696685155002">"אישי"</string>
     <string name="all_apps_work_tab" msgid="4884822796154055118">"עבודה"</string>
     <string name="work_profile_toggle_label" msgid="3081029915775481146">"פרופיל עבודה"</string>
     <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"‏האפליקציות לעבודה מתויגות ומוצגות למנהל ה-IT"</string>
@@ -171,7 +171,7 @@
     <string name="work_apps_paused_content_description" msgid="5149623040804051095">"האפליקציות לעבודה מושבתות. האפליקציות לא יכולות לשלוח לך התראות, להשתמש בסוללה או לגשת למיקום שלך"</string>
     <string name="work_apps_paused_edu_banner" msgid="8872412121608402058">"‏האפליקציות לעבודה מתויגות ומוצגות למנהל ה-IT"</string>
     <string name="work_apps_paused_edu_accept" msgid="6377476824357318532">"הבנתי"</string>
-    <string name="work_apps_pause_btn_text" msgid="1921059713673767460">"כיבוי של אפליקציות לעבודה"</string>
+    <string name="work_apps_pause_btn_text" msgid="1921059713673767460">"השבתה של אפליקציות לעבודה"</string>
     <string name="work_apps_enable_btn_text" msgid="1156432622148413741">"הפעלה של אפליקציות לעבודה"</string>
     <string name="developer_options_filter_hint" msgid="5896817443635989056">"סינון"</string>
     <string name="remote_action_failed" msgid="1383965239183576790">"הפעולה נכשלה: <xliff:g id="WHAT">%1$s</xliff:g>"</string>
diff --git a/res/values-nb/strings.xml b/res/values-nb/strings.xml
index 8ce6c73..416f204 100644
--- a/res/values-nb/strings.xml
+++ b/res/values-nb/strings.xml
@@ -164,7 +164,7 @@
     <string name="all_apps_personal_tab" msgid="4190252696685155002">"Personlig"</string>
     <string name="all_apps_work_tab" msgid="4884822796154055118">"Jobb"</string>
     <string name="work_profile_toggle_label" msgid="3081029915775481146">"Jobbprofil"</string>
-    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"Jobbapper er merket og synlige for IT-administratoren din"</string>
+    <string name="work_profile_edu_work_apps" msgid="7895468576497746520">"Jobbapper er merket og synlige for IT-administratoren"</string>
     <string name="work_profile_edu_accept" msgid="6069788082535149071">"Greit"</string>
     <string name="work_apps_paused_title" msgid="3040901117349444598">"Jobbapper er satt på pause"</string>
     <string name="work_apps_paused_body" msgid="261634750995824906">"Jobbapper kan ikke sende deg varsler, bruke batteriet eller få tilgang til posisjonen din"</string>
diff --git a/res/values-sr/strings.xml b/res/values-sr/strings.xml
index 5553e8c..6b5fe2b 100644
--- a/res/values-sr/strings.xml
+++ b/res/values-sr/strings.xml
@@ -47,7 +47,7 @@
     <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"Претражите"</string>
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"Обришите текст из оквира за претрагу"</string>
     <string name="no_widgets_available" msgid="4337693382501046170">"Виџети и пречице нису доступни"</string>
-    <string name="no_search_results" msgid="3787956167293097509">"Није пронађен ниједан виџет или пречица"</string>
+    <string name="no_search_results" msgid="3787956167293097509">"Није пронађен ниједан виџет ни пречица"</string>
     <string name="widgets_full_sheet_personal_tab" msgid="2743540105607120182">"Лично"</string>
     <string name="widgets_full_sheet_work_tab" msgid="3767150027110633765">"Посао"</string>
     <string name="widget_category_conversations" msgid="8894438636213590446">"Конверзације"</string>
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 74ec7ee..6302739 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -96,7 +96,6 @@
     private static final int MAX_SEARCH_LOOP_COUNT = 20;
 
     private static final int[] STATE_PRESSED = new int[]{android.R.attr.state_pressed};
-    private static final float HIGHLIGHT_SCALE = 1.16f;
 
     private final PointF mTranslationForReorderBounce = new PointF(0, 0);
     private final PointF mTranslationForReorderPreview = new PointF(0, 0);
@@ -259,6 +258,12 @@
         mDotParams.scale = 0f;
         mForceHideDot = false;
         setBackground(null);
+
+        setTag(null);
+        if (mIconLoadRequest != null) {
+            mIconLoadRequest.cancel();
+            mIconLoadRequest = null;
+        }
     }
 
     private void cancelDotScaleAnim() {
@@ -363,8 +368,7 @@
         }
     }
 
-    public void setBubbleTextHolder(
-            BubbleTextHolder bubbleTextHolder) {
+    public void setBubbleTextHolder(BubbleTextHolder bubbleTextHolder) {
         mBubbleTextHolder = bubbleTextHolder;
     }
 
@@ -1020,19 +1024,6 @@
         getIconBounds(mIconSize, bounds);
     }
 
-    private int getIconSizeForDisplay(int display) {
-        DeviceProfile grid = mActivity.getDeviceProfile();
-        switch (display) {
-            case DISPLAY_ALL_APPS:
-                return grid.allAppsIconSizePx;
-            case DISPLAY_FOLDER:
-                return grid.folderChildIconSizePx;
-            case DISPLAY_WORKSPACE:
-            default:
-                return grid.iconSizePx;
-        }
-    }
-
     public void getSourceVisualDragBounds(Rect bounds) {
         getIconBounds(mIconSize, bounds);
     }
@@ -1045,8 +1036,8 @@
     }
 
     private void resetIconScale() {
-        if (mIcon instanceof FastBitmapDrawable) {
-            ((FastBitmapDrawable) mIcon).resetScale();
+        if (mIcon != null) {
+            mIcon.resetScale();
         }
     }
 
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index f5ac359..0a1d25c 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -1440,7 +1440,7 @@
         return Math.abs(velocity) > threshold;
     }
 
-    private void resetTouchState() {
+    protected void resetTouchState() {
         releaseVelocityTracker();
         mIsBeingDragged = false;
         mActivePointerId = INVALID_POINTER;
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 8662d00..637a418 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -44,6 +44,8 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
+import com.android.launcher3.util.MultiAdditivePropertyFactory;
+import com.android.launcher3.util.MultiValueAlpha;
 import com.android.launcher3.util.UiThreadHelper;
 import com.android.launcher3.views.ScrimView;
 
@@ -76,20 +78,56 @@
                 }
             };
 
-    public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PULL_BACK_PROGRESS =
-            new FloatProperty<AllAppsTransitionController>("allAppsPullBackProgress") {
+    public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PULL_BACK_TRANSLATION =
+            new FloatProperty<AllAppsTransitionController>("allAppsPullBackTranslation") {
 
                 @Override
                 public Float get(AllAppsTransitionController controller) {
-                    return controller.mPullBackProgress;
+                    if (controller.mIsTablet) {
+                        return controller.mAppsView.getRecyclerViewContainer().getTranslationY();
+                    } else {
+                        return controller.getAppsViewPullbackTranslationY().get(
+                                controller.mAppsView);
+                    }
                 }
 
                 @Override
-                public void setValue(AllAppsTransitionController controller, float progress) {
-                    controller.setPullBackProgress(progress);
+                public void setValue(AllAppsTransitionController controller, float translation) {
+                    if (controller.mIsTablet) {
+                        controller.mAppsView.getRecyclerViewContainer().setTranslationY(
+                                translation);
+                    } else {
+                        controller.getAppsViewPullbackTranslationY().set(controller.mAppsView,
+                                translation);
+                    }
                 }
             };
 
+    public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PULL_BACK_ALPHA =
+            new FloatProperty<AllAppsTransitionController>("allAppsPullBackAlpha") {
+
+                @Override
+                public Float get(AllAppsTransitionController controller) {
+                    if (controller.mIsTablet) {
+                        return controller.mAppsView.getRecyclerViewContainer().getAlpha();
+                    } else {
+                        return controller.getAppsViewPullbackAlpha().getValue();
+                    }
+                }
+
+                @Override
+                public void setValue(AllAppsTransitionController controller, float alpha) {
+                    if (controller.mIsTablet) {
+                        controller.mAppsView.getRecyclerViewContainer().setAlpha(alpha);
+                    } else {
+                        controller.getAppsViewPullbackAlpha().setValue(alpha);
+                    }
+                }
+            };
+
+    private static final int INDEX_APPS_VIEW_PROGRESS = 0;
+    private static final int INDEX_APPS_VIEW_PULLBACK = 1;
+    private static final int APPS_VIEW_INDEX_COUNT = 2;
 
     private ActivityAllAppsContainerView<Launcher> mAppsView;
 
@@ -104,18 +142,23 @@
     // When {@link mProgress} is 1, all apps container is pulled down.
     private float mShiftRange;      // changes depending on the orientation
     private float mProgress;        // [0, 1], mShiftRange * mProgress = shiftCurrent
-    private float mPullBackProgress;  // [0, 1], mShiftRange * mPullBackProgress = shiftCurrent
 
     private ScrimView mScrimView;
-    private View mPullBackView;
+
+    private final MultiAdditivePropertyFactory<View>
+            mAppsViewTranslationYPropertyFactory = new MultiAdditivePropertyFactory<>(
+            "appsViewTranslationY", View.TRANSLATION_Y);
+    private MultiValueAlpha mAppsViewAlpha;
+
+    private boolean mIsTablet;
 
     public AllAppsTransitionController(Launcher l) {
         mLauncher = l;
         DeviceProfile dp = mLauncher.getDeviceProfile();
         setShiftRange(dp.allAppsShiftRange);
         mProgress = 1f;
-        mPullBackProgress = 1f;
         mIsVerticalLayout = dp.isVerticalBarLayout();
+        mIsTablet = dp.isTablet;
         mLauncher.addOnDeviceProfileChangeListener(this);
     }
 
@@ -133,7 +176,7 @@
             mLauncher.getWorkspace().getPageIndicator().setTranslationY(0);
         }
 
-        mPullBackView = dp.isTablet ? mAppsView.getRecyclerViewContainer() : mAppsView;
+        mIsTablet = dp.isTablet;
     }
 
     /**
@@ -146,16 +189,27 @@
      */
     public void setProgress(float progress) {
         mProgress = progress;
-        mAppsView.setTranslationY(mProgress * mShiftRange);
+        getAppsViewProgressTranslationY().set(mAppsView, mProgress * mShiftRange);
     }
 
     public float getProgress() {
         return mProgress;
     }
 
-    private void setPullBackProgress(float progress) {
-        mPullBackProgress = progress;
-        mPullBackView.setTranslationY(mPullBackProgress * mShiftRange);
+    private FloatProperty<View> getAppsViewProgressTranslationY() {
+        return mAppsViewTranslationYPropertyFactory.get(INDEX_APPS_VIEW_PROGRESS);
+    }
+
+    private FloatProperty<View> getAppsViewPullbackTranslationY() {
+        return mAppsViewTranslationYPropertyFactory.get(INDEX_APPS_VIEW_PULLBACK);
+    }
+
+    private MultiValueAlpha.AlphaProperty getAppsViewProgressAlpha() {
+        return mAppsViewAlpha.getProperty(INDEX_APPS_VIEW_PROGRESS);
+    }
+
+    private MultiValueAlpha.AlphaProperty getAppsViewPullbackAlpha() {
+        return mAppsViewAlpha.getProperty(INDEX_APPS_VIEW_PULLBACK);
     }
 
     /**
@@ -164,8 +218,6 @@
      */
     @Override
     public void setState(LauncherState state) {
-        // Always reset pull back progress when switching states.
-        setPullBackProgress(0f);
         setProgress(state.getVerticalProgress(mLauncher));
         setAlphas(state, new StateAnimationConfig(), NO_ANIM_PROPERTY_SETTER);
         onProgressAnimationEnd();
@@ -180,10 +232,13 @@
             StateAnimationConfig config, PendingAnimation builder) {
         if (NORMAL.equals(toState) && mLauncher.isInState(ALL_APPS)) {
             UiThreadHelper.hideKeyboardAsync(mLauncher, mLauncher.getAppsView().getWindowToken());
+            builder.addEndListener(success -> {
+                // Reset pull back progress and alpha after switching states.
+                ALL_APPS_PULL_BACK_TRANSLATION.set(this, 0f);
+                ALL_APPS_PULL_BACK_ALPHA.set(this, 1f);
+            });
         }
 
-        // Always reset pull back progress when switching states.
-        setPullBackProgress(0f);
         float targetProgress = toState.getVerticalProgress(mLauncher);
         if (Float.compare(mProgress, targetProgress) == 0) {
             setAlphas(toState, config, builder);
@@ -222,7 +277,8 @@
         boolean hasAllAppsContent = (visibleElements & ALL_APPS_CONTENT) != 0;
 
         Interpolator allAppsFade = config.getInterpolator(ANIM_ALL_APPS_FADE, LINEAR);
-        setter.setViewAlpha(mAppsView, hasAllAppsContent ? 1 : 0, allAppsFade);
+        setter.setFloat(getAppsViewProgressAlpha(), MultiValueAlpha.VALUE,
+                hasAllAppsContent ? 1 : 0, allAppsFade);
 
         boolean shouldProtectHeader =
                 ALL_APPS == state || mLauncher.getStateManager().getState() == ALL_APPS;
@@ -245,8 +301,8 @@
                             | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
         }
         mAppsView.setScrimView(scrimView);
-        mPullBackView = mLauncher.getDeviceProfile().isTablet
-                ? mAppsView.getRecyclerViewContainer() : mAppsView;
+        mAppsViewAlpha = new MultiValueAlpha(mAppsView, APPS_VIEW_INDEX_COUNT);
+        mAppsViewAlpha.setUpdateVisibility(true);
     }
 
     /**
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 7687fea..00156b1 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -18,6 +18,9 @@
 
 import android.content.Context;
 
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.DiffUtil.DiffResult;
+
 import com.android.launcher3.allapps.BaseAllAppsAdapter.AdapterItem;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.AppInfo;
@@ -43,10 +46,6 @@
 
     public static final String TAG = "AlphabeticalAppsList";
 
-    private static final int FAST_SCROLL_FRACTION_DISTRIBUTE_BY_ROWS_FRACTION = 0;
-    private static final int FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS = 1;
-
-    private final int mFastScrollDistributionMode = FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS;
     private final WorkAdapterProvider mWorkAdapterProvider;
 
     /**
@@ -198,8 +197,11 @@
 
     public boolean appendSearchResults(ArrayList<AdapterItem> results) {
         if (hasFilter() && results != null && results.size() > 0) {
-            updateSearchAdapterItems(results, mSearchResults.size());
-            refreshRecyclerView();
+            int pos = mSearchResults.size();
+            updateSearchAdapterItems(results, pos);
+            if (mAdapter != null) {
+                mAdapter.notifyItemRangeInserted(pos, results.size());
+            }
             return true;
         }
         return false;
@@ -273,10 +275,6 @@
      */
     public void updateAdapterItems() {
         refillAdapterItems();
-        refreshRecyclerView();
-    }
-
-    private void refreshRecyclerView() {
         if (mAdapter != null) {
             mAdapter.notifyDataSetChanged();
         }
@@ -286,9 +284,9 @@
         String lastSectionName = null;
         FastScrollSectionInfo lastFastScrollerSectionInfo = null;
         int position = 0;
-        int appIndex = 0;
 
         // Prepare to update the list of sections, filtered apps, etc.
+        ArrayList<AdapterItem> oldList = new ArrayList<>(mAdapterItems);
         mAccessibilityResultsCount = 0;
         mFastScrollerSections.clear();
         mAdapterItems.clear();
@@ -315,8 +313,7 @@
                 }
 
                 // Create an app item
-                AdapterItem appItem = AdapterItem.asApp(position++, sectionName, info,
-                        appIndex++);
+                AdapterItem appItem = AdapterItem.asApp(position++, info);
                 if (lastFastScrollerSectionInfo.fastScrollToItem == null) {
                     lastFastScrollerSectionInfo.fastScrollToItem = appItem;
                 }
@@ -342,6 +339,7 @@
             int numAppsInSection = 0;
             int numAppsInRow = 0;
             int rowIndex = -1;
+
             for (AdapterItem item : mAdapterItems) {
                 item.rowIndex = 0;
                 if (BaseAllAppsAdapter.isDividerViewType(item.viewType)) {
@@ -360,35 +358,50 @@
             mNumAppRowsInAdapter = rowIndex + 1;
 
             // Pre-calculate all the fast scroller fractions
-            switch (mFastScrollDistributionMode) {
-                case FAST_SCROLL_FRACTION_DISTRIBUTE_BY_ROWS_FRACTION:
-                    float rowFraction = 1f / mNumAppRowsInAdapter;
-                    for (FastScrollSectionInfo info : mFastScrollerSections) {
-                        AdapterItem item = info.fastScrollToItem;
-                        if (!BaseAllAppsAdapter.isIconViewType(item.viewType)) {
-                            info.touchFraction = 0f;
-                            continue;
-                        }
-
-                        float subRowFraction =
-                                item.rowAppIndex * (rowFraction / mNumAppsPerRowAllApps);
-                        info.touchFraction = item.rowIndex * rowFraction + subRowFraction;
-                    }
-                    break;
-                case FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS:
-                    float perSectionTouchFraction = 1f / mFastScrollerSections.size();
-                    float cumulativeTouchFraction = 0f;
-                    for (FastScrollSectionInfo info : mFastScrollerSections) {
-                        AdapterItem item = info.fastScrollToItem;
-                        if (!BaseAllAppsAdapter.isIconViewType(item.viewType)) {
-                            info.touchFraction = 0f;
-                            continue;
-                        }
-                        info.touchFraction = cumulativeTouchFraction;
-                        cumulativeTouchFraction += perSectionTouchFraction;
-                    }
-                    break;
+            float perSectionTouchFraction = 1f / mFastScrollerSections.size();
+            float cumulativeTouchFraction = 0f;
+            for (FastScrollSectionInfo info : mFastScrollerSections) {
+                AdapterItem item = info.fastScrollToItem;
+                if (!BaseAllAppsAdapter.isIconViewType(item.viewType)) {
+                    info.touchFraction = 0f;
+                    continue;
+                }
+                info.touchFraction = cumulativeTouchFraction;
+                cumulativeTouchFraction += perSectionTouchFraction;
             }
         }
+
+        DiffResult result = DiffUtil.calculateDiff(new DiffCallback(oldList, mAdapterItems));
+    }
+
+    private static class DiffCallback extends DiffUtil.Callback {
+        private final List<AdapterItem> mOldItems;
+        private final List<AdapterItem> mNewItems;
+
+        DiffCallback(List<AdapterItem> oldItems, List<AdapterItem> newItems) {
+            mOldItems = oldItems;
+            mNewItems = newItems;
+        }
+
+        @Override
+        public int getOldListSize() {
+            return mOldItems.size();
+        }
+
+        @Override
+        public int getNewListSize() {
+            return mNewItems.size();
+        }
+
+        @Override
+        public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
+            return mOldItems.get(oldItemPosition).getStableId()
+                    == mNewItems.get(newItemPosition).getStableId();
+        }
+
+        @Override
+        public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
+            return mOldItems.get(oldItemPosition).isContentSame(mNewItems.get(newItemPosition));
+        }
     }
 }
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
index 976284d..e912cf2 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
@@ -36,7 +36,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.AppInfo;
-import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.views.ActivityContext;
 
 import java.util.Arrays;
@@ -94,31 +93,21 @@
         // The type of this item
         public int viewType;
 
-        // The section name of this item.  Note that there can be multiple items with different
-        // sectionNames in the same section
-        public String sectionName = null;
         // The row that this item shows up on
         public int rowIndex;
         // The index of this app in the row
         public int rowAppIndex;
         // The associated ItemInfoWithIcon for the item
-        public ItemInfoWithIcon itemInfo = null;
-        // The index of this app not including sections
-        public int appIndex = -1;
-        // Search section associated to result
-        public DecorationInfo decorationInfo = null;
+        public AppInfo itemInfo = null;
 
         /**
          * Factory method for AppIcon AdapterItem
          */
-        public static AdapterItem asApp(int pos, String sectionName, AppInfo appInfo,
-                int appIndex) {
+        public static AdapterItem asApp(int pos, AppInfo appInfo) {
             AdapterItem item = new AdapterItem();
             item.viewType = VIEW_TYPE_ICON;
             item.position = pos;
-            item.sectionName = sectionName;
             item.itemInfo = appInfo;
-            item.appIndex = appIndex;
             return item;
         }
 
@@ -155,6 +144,23 @@
         protected boolean isCountedForAccessibility() {
             return viewType == VIEW_TYPE_ICON || viewType == VIEW_TYPE_SEARCH_MARKET;
         }
+
+        public long getStableId() {
+            return viewType;
+        }
+
+        /**
+         * Called to check if the content of the item is same as the other item. This is called only
+         * if the {@link #getStableId()} matches for both the items.
+         */
+        public boolean isContentSame(AdapterItem other) {
+            // We can use itemInfo for diff, but since ItemInfo objects are singleton per Model,
+            // this could prevent updates within this itemInfo object itself (like title change
+            // or flag changes). We can create a better diffing logic if we store a clone a snapshot
+            // of the itemInfo, but that would cause icons to be loaded lazily on the cloned object
+            // instead of the singleton object.
+            return false;
+        }
     }
 
     protected final T mActivityContext;
@@ -267,11 +273,7 @@
                 AdapterItem adapterItem = mApps.getAdapterItems().get(position);
                 BubbleTextView icon = (BubbleTextView) holder.itemView;
                 icon.reset();
-                if (adapterItem.itemInfo instanceof AppInfo) {
-                    icon.applyFromApplicationInfo((AppInfo) adapterItem.itemInfo);
-                } else {
-                    icon.applyFromItemInfoWithIcon(adapterItem.itemInfo);
-                }
+                icon.applyFromApplicationInfo(adapterItem.itemInfo);
                 break;
             case VIEW_TYPE_EMPTY_SEARCH:
                 TextView emptyViewText = (TextView) holder.itemView;
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
index f913aa9..31c0c69 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
@@ -45,6 +45,7 @@
 import androidx.annotation.VisibleForTesting;
 import androidx.core.graphics.ColorUtils;
 import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.RecyclerView.AdapterDataObserver;
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.DeviceProfile.DeviceProfileListenable;
@@ -727,6 +728,12 @@
                             : new BaseAdapterProvider[]{mMainAdapterProvider};
 
             adapter = getAdapter(mAppsList, adapterProviders);
+            adapter.registerAdapterDataObserver(new AdapterDataObserver() {
+                @Override
+                public void onChanged() {
+                    Log.e("Hello", "On changed", new Exception());
+                }
+            });
             mAppsList.setAdapter(adapter);
             mLayoutManager = adapter.getLayoutManager();
         }
diff --git a/src/com/android/launcher3/allapps/DecorationInfo.java b/src/com/android/launcher3/allapps/DecorationInfo.java
deleted file mode 100644
index 50b250c..0000000
--- a/src/com/android/launcher3/allapps/DecorationInfo.java
+++ /dev/null
@@ -1,19 +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.launcher3.allapps;
-
-public class DecorationInfo {
-}
diff --git a/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java b/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
index 222c8fe..33d0082 100644
--- a/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
+++ b/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
@@ -85,7 +85,7 @@
         for (int i = 0; i < total && resultCount < MAX_RESULTS_COUNT; i++) {
             AppInfo info = apps.get(i);
             if (StringMatcherUtility.matches(queryTextLower, info.title.toString(), matcher)) {
-                AdapterItem appItem = AdapterItem.asApp(resultCount, "", info, resultCount);
+                AdapterItem appItem = AdapterItem.asApp(resultCount, info);
                 result.add(appItem);
                 resultCount++;
             }
diff --git a/src/com/android/launcher3/util/Executors.java b/src/com/android/launcher3/util/Executors.java
index 8485371..6978e0c 100644
--- a/src/com/android/launcher3/util/Executors.java
+++ b/src/com/android/launcher3/util/Executors.java
@@ -15,17 +15,12 @@
  */
 package com.android.launcher3.util;
 
-import static android.os.Process.THREAD_PRIORITY_BACKGROUND;
-
-import static java.util.concurrent.Executors.newSingleThreadExecutor;
-
 import android.os.HandlerThread;
 import android.os.Looper;
 import android.os.Process;
 
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ExecutorService;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.ThreadFactory;
 import java.util.concurrent.ThreadPoolExecutor;
@@ -42,7 +37,7 @@
     private static final int KEEP_ALIVE = 1;
 
     /** Dedicated executor instances for work depending on other packages. */
-    private static final Map<String, ExecutorService> PACKAGE_EXECUTORS = new ConcurrentHashMap<>();
+    private static final Map<String, LooperExecutor> PACKAGE_EXECUTORS = new ConcurrentHashMap<>();
 
     /**
      * An {@link ThreadPoolExecutor} to be used with async task with no limit on the queue size.
@@ -90,11 +85,10 @@
      *
      * @param packageName Package associated with the executor.
      */
-    public static ExecutorService getPackageExecutor(String packageName) {
+    public static LooperExecutor getPackageExecutor(String packageName) {
         return PACKAGE_EXECUTORS.computeIfAbsent(
-                packageName,
-                p -> newSingleThreadExecutor(
-                        new SimpleThreadFactory(p, THREAD_PRIORITY_BACKGROUND)));
+                packageName, p -> new LooperExecutor(
+                        createAndStartNewLooper(p, Process.THREAD_PRIORITY_DEFAULT)));
     }
 
     /**
diff --git a/src/com/android/launcher3/util/MultiAdditivePropertyFactory.java b/src/com/android/launcher3/util/MultiAdditivePropertyFactory.java
new file mode 100644
index 0000000..50f7027
--- /dev/null
+++ b/src/com/android/launcher3/util/MultiAdditivePropertyFactory.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.util;
+
+import android.util.ArrayMap;
+import android.util.FloatProperty;
+import android.util.Log;
+import android.util.Property;
+import android.view.View;
+
+/**
+ * Allows to combine multiple values set by several sources.
+ *
+ * The various sources are meant to use [set], providing different `setterIndex` params. When it is
+ * not set, 0 is used. This is meant to cover the case multiple animations are going on at the same
+ * time.
+ *
+ * This class behaves similarly to [MultiValueAlpha], but is meant to be more abstract and reusable.
+ * It sets the addition of all values.
+ *
+ * @param <T> Type where to apply the property.
+ */
+public class MultiAdditivePropertyFactory<T extends View> {
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "MultiAdditivePropertyFactory";
+    private final String mName;
+    private final ArrayMap<Integer, MultiAdditiveProperty> mProperties =
+            new ArrayMap<>();
+
+    // This is an optimization for cases when set is called repeatedly with the same setterIndex.
+    private float mAggregationOfOthers = 0f;
+    private Integer mLastIndexSet = -1;
+    private final Property<View, Float> mProperty;
+
+    public MultiAdditivePropertyFactory(String name, Property<View, Float> property) {
+        mName = name;
+        mProperty = property;
+    }
+
+    /** Returns the [MultiFloatProperty] associated with [inx], creating it if not present. */
+    public MultiAdditiveProperty get(Integer index) {
+        return mProperties.computeIfAbsent(index,
+                (k) -> new MultiAdditiveProperty(index, mName + "_" + index));
+    }
+
+    /**
+     * Each [setValue] will be aggregated with the other properties values created by the
+     * corresponding factory.
+     */
+    class MultiAdditiveProperty extends FloatProperty<T> {
+        private final int mInx;
+        private float mValue = 0f;
+
+        MultiAdditiveProperty(int inx, String name) {
+            super(name);
+            mInx = inx;
+        }
+
+        @Override
+        public void setValue(T obj, float newValue) {
+            if (mLastIndexSet != mInx) {
+                mAggregationOfOthers = 0f;
+                mProperties.forEach((key, property) -> {
+                    if (key != mInx) {
+                        mAggregationOfOthers += property.mValue;
+                    }
+                });
+                mLastIndexSet = mInx;
+            }
+            float lastAggregatedValue = mAggregationOfOthers + newValue;
+            mValue = newValue;
+            apply(obj, lastAggregatedValue);
+
+            if (DEBUG) {
+                Log.d(TAG, "name=" + mName
+                        + " newValue=" + newValue + " mInx=" + mInx
+                        + " aggregated=" + lastAggregatedValue + " others= " + mProperties);
+            }
+        }
+
+        @Override
+        public Float get(T view) {
+            // The scale of the view should match mLastAggregatedValue. Still, if it has been
+            // changed without using this property, it can differ. As this get method is usually
+            // used to set the starting point on an animation, this would result in some jumps
+            // when the view scale is different than the last aggregated value. To stay on the
+            // safe side, let's return the real view scale.
+            return mProperty.get(view);
+        }
+
+        @Override
+        public String toString() {
+            return String.valueOf(mValue);
+        }
+    }
+
+    protected void apply(View view, float value) {
+        mProperty.set(view, value);
+    }
+}
diff --git a/tests/src/com/android/launcher3/util/MultiAdditivePropertyTest.kt b/tests/src/com/android/launcher3/util/MultiAdditivePropertyTest.kt
new file mode 100644
index 0000000..309d055
--- /dev/null
+++ b/tests/src/com/android/launcher3/util/MultiAdditivePropertyTest.kt
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.util
+
+import android.view.View
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/** Unit tests for [MultiAdditivePropertyFactory] */
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class MultiAdditivePropertyTest {
+
+    private val received = mutableListOf<Float>()
+
+    private val factory =
+        object : MultiAdditivePropertyFactory<View?>("Test", View.TRANSLATION_X) {
+            override fun apply(obj: View?, value: Float) {
+                received.add(value)
+            }
+        }
+
+    private val p1 = factory.get(1)
+    private val p2 = factory.get(2)
+    private val p3 = factory.get(3)
+
+    @Test
+    fun set_sameIndexes_allApplied() {
+        val v1 = 50f
+        val v2 = 100f
+        p1.set(null, v1)
+        p1.set(null, v1)
+        p1.set(null, v2)
+
+        assertThat(received).containsExactly(v1, v1, v2)
+    }
+
+    @Test
+    fun set_differentIndexes_aggregationApplied() {
+        val v1 = 50f
+        val v2 = 100f
+        val v3 = 150f
+        p1.set(null, v1)
+        p2.set(null, v2)
+        p3.set(null, v3)
+
+        assertThat(received).containsExactly(v1, v1 + v2, v1 + v2 + v3)
+    }
+}
diff --git a/tests/src/com/android/launcher3/util/MultiScalePropertyTest.kt b/tests/src/com/android/launcher3/util/MultiScalePropertyTest.kt
index 6099987..7d92214 100644
--- a/tests/src/com/android/launcher3/util/MultiScalePropertyTest.kt
+++ b/tests/src/com/android/launcher3/util/MultiScalePropertyTest.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package com.android.launcher3.util
 
 import android.view.View