diff --git a/quickstep/res/values/colors.xml b/quickstep/res/values/colors.xml
index 4c48bd3..62873d6 100644
--- a/quickstep/res/values/colors.xml
+++ b/quickstep/res/values/colors.xml
@@ -31,7 +31,6 @@
     <color name="taskbar_nav_icon_dark_color_on_home">#99000000</color>
     <color name="taskbar_stashed_handle_light_color">#EBffffff</color>
     <color name="taskbar_stashed_handle_dark_color">#99000000</color>
-    <color name="taskbar_running_app_indicator_color">#646464</color>
 
     <!-- Floating rotation button -->
     <color name="floating_rotation_button_light_color">#ffffff</color>
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 9836172..5f35007 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -356,12 +356,10 @@
     <dimen name="taskbar_back_button_suw_start_margin">48dp</dimen>
     <dimen name="taskbar_back_button_suw_bottom_margin">1dp</dimen>
     <dimen name="taskbar_back_button_suw_height">72dp</dimen>
-    <dimen name="taskbar_running_app_indicator_height">4dp</dimen>
-    <dimen name="taskbar_running_app_indicator_width">14dp</dimen>
-    <dimen name="taskbar_running_app_indicator_top_margin">2dp</dimen>
-    <dimen name="taskbar_minimized_app_indicator_height">2dp</dimen>
-    <dimen name="taskbar_minimized_app_indicator_width">12dp</dimen>
-    <dimen name="taskbar_minimized_app_indicator_top_margin">2dp</dimen>
+    <dimen name="taskbar_running_app_indicator_height">2dp</dimen>
+    <dimen name="taskbar_running_app_indicator_width">12dp</dimen>
+    <dimen name="taskbar_running_app_indicator_top_margin">4dp</dimen>
+    <dimen name="taskbar_minimized_app_indicator_width">6dp</dimen>
 
     <!-- Transient taskbar -->
     <dimen name="transient_taskbar_padding">12dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/LauncherInitListener.java b/quickstep/src/com/android/launcher3/LauncherInitListener.java
index 523923d..4e4ffe7 100644
--- a/quickstep/src/com/android/launcher3/LauncherInitListener.java
+++ b/quickstep/src/com/android/launcher3/LauncherInitListener.java
@@ -15,11 +15,11 @@
  */
 package com.android.launcher3;
 
-import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.ContextInitListener;
 
 import java.util.function.BiPredicate;
 
-public class LauncherInitListener extends ActivityInitListener<Launcher> {
+public class LauncherInitListener extends ContextInitListener<Launcher> {
 
     /**
      * @param onInitListener a callback made when the activity is initialized. The callback should
@@ -31,8 +31,8 @@
     }
 
     @Override
-    public boolean handleInit(Launcher launcher, boolean alreadyOnHome) {
+    public boolean handleInit(Launcher launcher, boolean isHomeStarted) {
         launcher.deferOverlayCallbacksUntilNextResumeOrStop();
-        return super.handleInit(launcher, alreadyOnHome);
+        return super.handleInit(launcher, isHomeStarted);
     }
 }
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.java b/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.java
index 2ac87ff..5744464 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.java
@@ -384,7 +384,7 @@
             Log.d(TAG, "markLauncherPaused " + Debug.getCaller());
         }
         StatefulActivity<LauncherState> activity =
-                QuickstepLauncher.ACTIVITY_TRACKER.getCreatedActivity();
+                QuickstepLauncher.ACTIVITY_TRACKER.getCreatedContext();
         if (activity != null) {
             activity.setPaused();
         }
@@ -404,7 +404,7 @@
             Log.d(TAG, "markLauncherResumed " + Debug.getCaller());
         }
         StatefulActivity<LauncherState> activity =
-                QuickstepLauncher.ACTIVITY_TRACKER.getCreatedActivity();
+                QuickstepLauncher.ACTIVITY_TRACKER.getCreatedContext();
         // Check activity state before calling setResumed(). Launcher may have been actually
         // paused (eg fullscreen task moved to front).
         // In this case we should not mark the activity as resumed.
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index fbb2c06..97d7179 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -100,7 +100,6 @@
 import com.android.internal.util.LatencyTracker;
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.DeviceProfile;
-import com.android.launcher3.Flags;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
@@ -125,8 +124,8 @@
 import com.android.quickstep.util.ActiveGestureErrorDetector;
 import com.android.quickstep.util.ActiveGestureLog;
 import com.android.quickstep.util.ActiveGestureProtoLogProxy;
-import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
+import com.android.quickstep.util.ContextInitListener;
 import com.android.quickstep.util.InputConsumerProxy;
 import com.android.quickstep.util.InputProxyHandlerFactory;
 import com.android.quickstep.util.MotionPauseDetector;
@@ -156,8 +155,6 @@
 import com.android.wm.shell.shared.desktopmode.DesktopModeStatus;
 import com.android.wm.shell.shared.startingsurface.SplashScreenExitAnimationUtils;
 
-import kotlin.Unit;
-
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -167,6 +164,8 @@
 import java.util.OptionalInt;
 import java.util.function.Consumer;
 
+import kotlin.Unit;
+
 /**
  * Handles the navigation gestures when Launcher is the default home activity.
  */
@@ -184,7 +183,7 @@
 
     protected final BaseContainerInterface<STATE, RECENTS_CONTAINER> mContainerInterface;
     protected final InputConsumerProxy mInputConsumerProxy;
-    protected final ActivityInitListener mActivityInitListener;
+    protected final ContextInitListener mContextInitListener;
     // Callbacks to be made once the recents animation starts
     private final ArrayList<Runnable> mRecentsAnimationStartCallbacks = new ArrayList<>();
     private final OnScrollChangedListener mOnRecentsScrollListener = this::onRecentsViewScroll;
@@ -357,10 +356,7 @@
             InputConsumerController inputConsumer, RecentsWindowManager recentsWindowManager) {
         super(context, deviceState, gestureState);
         mContainerInterface = gestureState.getContainerInterface();
-        if (recentsWindowManager != null && Flags.enableFallbackOverviewInWindow()) {
-            recentsWindowManager.registerInitListener(this::onActivityInit);
-        }
-        mActivityInitListener =
+        mContextInitListener =
                 mContainerInterface.createActivityInitListener(this::onActivityInit);
         mInputConsumerProxy =
                 new InputConsumerProxy(context, /* rotationSupplier = */ () -> {
@@ -482,7 +478,7 @@
                 this::resetStateForAnimationCancel);
     }
 
-    protected boolean onActivityInit(Boolean alreadyOnHome) {
+    protected boolean onActivityInit(Boolean isHomeStarted) {
         if (mStateCallback.hasStates(STATE_HANDLER_INVALIDATED)) {
             return false;
         }
@@ -510,11 +506,11 @@
             initStateCallbacks();
             mStateCallback.setState(oldState);
         }
-        mWasLauncherAlreadyVisible = alreadyOnHome;
+        mWasLauncherAlreadyVisible = isHomeStarted;
         mContainer = container;
         // Override the visibility of the activity until the gesture actually starts and we swipe
         // up, or until we transition home and the home animation is composed
-        if (alreadyOnHome) {
+        if (isHomeStarted) {
             mContainer.clearForceInvisibleFlag(STATE_HANDLER_INVISIBILITY_FLAGS);
         } else {
             mContainer.addForceInvisibleFlag(STATE_HANDLER_INVISIBILITY_FLAGS);
@@ -524,7 +520,7 @@
         mRecentsView.setOnPageTransitionEndCallback(null);
 
         mStateCallback.setState(STATE_LAUNCHER_PRESENT);
-        if (alreadyOnHome) {
+        if (isHomeStarted) {
             onLauncherStart();
         } else {
             container.addEventCallback(EVENT_STARTED, mLauncherOnStartCallback);
@@ -985,7 +981,7 @@
     @Override
     public void onRecentsAnimationCanceled(HashMap<Integer, ThumbnailData> thumbnailDatas) {
         ActiveGestureProtoLogProxy.logAbsSwipeUpHandlerOnRecentsAnimationCanceled();
-        mActivityInitListener.unregister("AbsSwipeUpHandler.onRecentsAnimationCanceled");
+        mContextInitListener.unregister("AbsSwipeUpHandler.onRecentsAnimationCanceled");
         mStateCallback.setStateOnUiThread(STATE_GESTURE_CANCELLED | STATE_HANDLER_INVALIDATED);
         // Defer clearing the controller and the targets until after we've updated the state
         mRecentsAnimationController = null;
@@ -1989,7 +1985,7 @@
 
         // Cleanup when switching handlers
         mInputConsumerProxy.unregisterOnTouchDownCallback();
-        mActivityInitListener.unregister("AbsSwipeUpHandler.cancelCurrentAnimation");
+        mContextInitListener.unregister("AbsSwipeUpHandler.cancelCurrentAnimation");
         TaskStackChangeListeners.getInstance().unregisterTaskStackListener(
                 mActivityRestartListener);
         mTaskSnapshotCache.clear();
@@ -2007,7 +2003,7 @@
             mGestureEndCallback.run();
         }
 
-        mActivityInitListener.unregister("AbsSwipeUpHandler.invalidateHandler");
+        mContextInitListener.unregister("AbsSwipeUpHandler.invalidateHandler");
         TaskStackChangeListeners.getInstance().unregisterTaskStackListener(
                 mActivityRestartListener);
         mTaskSnapshotCache.clear();
@@ -2516,7 +2512,7 @@
         // Preload the plan
         RecentsModel.INSTANCE.get(mContext).getTasks(null);
 
-        mActivityInitListener.register(reasonString);
+        mContextInitListener.register(reasonString);
     }
 
     private boolean shouldFadeOutTargetsForKeyboardQuickSwitch(
diff --git a/quickstep/src/com/android/quickstep/BaseContainerInterface.java b/quickstep/src/com/android/quickstep/BaseContainerInterface.java
index 143ef12..a3953ca 100644
--- a/quickstep/src/com/android/quickstep/BaseContainerInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseContainerInterface.java
@@ -47,8 +47,8 @@
 import com.android.launcher3.util.WindowBounds;
 import com.android.launcher3.views.ScrimView;
 import com.android.quickstep.orientation.RecentsPagedOrientationHandler;
-import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
+import com.android.quickstep.util.ContextInitListener;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.RecentsViewContainer;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -134,7 +134,7 @@
             RecentsAnimationDeviceState deviceState, boolean activityVisible,
             Consumer<AnimatorControllerWithResistance> callback);
 
-    public abstract ActivityInitListener createActivityInitListener(
+    public abstract ContextInitListener createActivityInitListener(
             Predicate<Boolean> onInitListener);
     /**
      * Returns the expected STATE_TYPE from the provided GestureEndTarget.
diff --git a/quickstep/src/com/android/quickstep/FallbackActivityInterface.java b/quickstep/src/com/android/quickstep/FallbackActivityInterface.java
index df83eb2..b787399 100644
--- a/quickstep/src/com/android/quickstep/FallbackActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/FallbackActivityInterface.java
@@ -36,8 +36,8 @@
 import com.android.quickstep.GestureState.GestureEndTarget;
 import com.android.quickstep.fallback.RecentsState;
 import com.android.quickstep.orientation.RecentsPagedOrientationHandler;
-import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
+import com.android.quickstep.util.ContextInitListener;
 import com.android.quickstep.views.RecentsView;
 
 import java.util.function.Consumer;
@@ -88,16 +88,16 @@
     }
 
     @Override
-    public ActivityInitListener createActivityInitListener(
+    public ContextInitListener<RecentsActivity> createActivityInitListener(
             Predicate<Boolean> onInitListener) {
-        return new ActivityInitListener<>((activity, alreadyOnHome) ->
+        return new ContextInitListener<>((activity, alreadyOnHome) ->
                 onInitListener.test(alreadyOnHome), RecentsActivity.ACTIVITY_TRACKER);
     }
 
     @Nullable
     @Override
     public RecentsActivity getCreatedContainer() {
-        return RecentsActivity.ACTIVITY_TRACKER.getCreatedActivity();
+        return RecentsActivity.ACTIVITY_TRACKER.getCreatedContext();
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/FallbackWindowInterface.java b/quickstep/src/com/android/quickstep/FallbackWindowInterface.java
index ea478dd..832c093 100644
--- a/quickstep/src/com/android/quickstep/FallbackWindowInterface.java
+++ b/quickstep/src/com/android/quickstep/FallbackWindowInterface.java
@@ -37,8 +37,8 @@
 import com.android.quickstep.fallback.RecentsState;
 import com.android.quickstep.fallback.window.RecentsWindowManager;
 import com.android.quickstep.orientation.RecentsPagedOrientationHandler;
-import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
+import com.android.quickstep.util.ContextInitListener;
 import com.android.quickstep.views.RecentsView;
 
 import java.util.function.Consumer;
@@ -111,11 +111,11 @@
     }
 
     @Override
-    public ActivityInitListener createActivityInitListener(
+    public ContextInitListener<RecentsWindowManager> createActivityInitListener(
             Predicate<Boolean> onInitListener) {
-        //todo figure out how to properly replace this
-        return new ActivityInitListener<>((activity, alreadyOnHome) ->
-                onInitListener.test(alreadyOnHome), RecentsActivity.ACTIVITY_TRACKER);
+        return new ContextInitListener<>(
+                (activity, alreadyOnHome) -> onInitListener.test(alreadyOnHome),
+                RecentsWindowManager.getRecentsWindowTracker());
     }
 
     @Nullable
diff --git a/quickstep/src/com/android/quickstep/LauncherActivityInterface.java b/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
index 85312e4..ef6a09d 100644
--- a/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
@@ -47,7 +47,6 @@
 import com.android.launcher3.util.NavigationMode;
 import com.android.quickstep.GestureState.GestureEndTarget;
 import com.android.quickstep.orientation.RecentsPagedOrientationHandler;
-import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.views.RecentsView;
@@ -134,7 +133,7 @@
     }
 
     @Override
-    public ActivityInitListener createActivityInitListener(Predicate<Boolean> onInitListener) {
+    public LauncherInitListener createActivityInitListener(Predicate<Boolean> onInitListener) {
         return new LauncherInitListener((activity, alreadyOnHome) ->
                 onInitListener.test(alreadyOnHome));
     }
@@ -151,7 +150,7 @@
     @Nullable
     @Override
     public QuickstepLauncher getCreatedContainer() {
-        return QuickstepLauncher.ACTIVITY_TRACKER.getCreatedActivity();
+        return QuickstepLauncher.ACTIVITY_TRACKER.getCreatedContext();
     }
 
     @Nullable
diff --git a/quickstep/src/com/android/quickstep/RecentsActivity.java b/quickstep/src/com/android/quickstep/RecentsActivity.java
index 9ac4141..324ca1b 100644
--- a/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -71,7 +71,7 @@
 import com.android.launcher3.taskbar.FallbackTaskbarUIController;
 import com.android.launcher3.taskbar.TaskbarManager;
 import com.android.launcher3.util.ActivityOptionsWrapper;
-import com.android.launcher3.util.ActivityTracker;
+import com.android.launcher3.util.ContextTracker;
 import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.SystemUiController;
 import com.android.launcher3.util.Themes;
@@ -102,8 +102,8 @@
         RecentsViewContainer {
     private static final String TAG = "RecentsActivity";
 
-    public static final ActivityTracker<RecentsActivity> ACTIVITY_TRACKER =
-            new ActivityTracker<>();
+    public static final ContextTracker.ActivityTracker<RecentsActivity> ACTIVITY_TRACKER =
+            new ContextTracker.ActivityTracker<>();
 
     private Handler mUiHandler = new Handler(Looper.getMainLooper());
 
@@ -421,7 +421,7 @@
     @Override
     protected void onDestroy() {
         super.onDestroy();
-        ACTIVITY_TRACKER.onActivityDestroyed(this);
+        ACTIVITY_TRACKER.onContextDestroyed(this);
         mActivityLaunchAnimationRunner = null;
         mSplitSelectStateController.onDestroy();
         mTISBindHelper.onDestroy();
diff --git a/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt b/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
index fbf671f..3017df2 100644
--- a/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
+++ b/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
@@ -39,6 +39,7 @@
 import com.android.launcher3.statemanager.StateManager
 import com.android.launcher3.statemanager.StateManager.AtomicAnimationFactory
 import com.android.launcher3.statemanager.StatefulContainer
+import com.android.launcher3.util.ContextTracker
 import com.android.launcher3.util.DisplayController
 import com.android.launcher3.util.RunnableList
 import com.android.launcher3.util.SystemUiController
@@ -89,6 +90,14 @@
     companion object {
         private const val HOME_APPEAR_DURATION: Long = 250
         private const val TAG = "RecentsWindowManager"
+
+        class RecentsWindowTracker : ContextTracker<RecentsWindowManager?>() {
+            override fun isHomeStarted(context: RecentsWindowManager?): Boolean {
+                return true
+            }
+        }
+
+        @JvmStatic val recentsWindowTracker = RecentsWindowTracker()
     }
 
     protected var recentsView: FallbackRecentsView<RecentsWindowManager>? = null
@@ -147,6 +156,7 @@
         FallbackWindowInterface.getInstance()?.destroy()
         TaskStackChangeListeners.getInstance().unregisterTaskStackListener(taskStackChangeListener)
         callbacks?.removeListener(recentsAnimationListener)
+        recentsWindowTracker.onContextDestroyed(this)
     }
 
     override fun startHome() {
@@ -254,7 +264,7 @@
         actionsView?.updateVerticalMargin(DisplayController.getNavigationMode(this))
 
         mSystemUiController = SystemUiController(windowView)
-        onInitListener?.test(true)
+        recentsWindowTracker.handleCreate(this)
 
         this.callbacks = callbacks
         callbacks?.addListener(recentsAnimationListener)
diff --git a/quickstep/src/com/android/quickstep/util/ActivityInitListener.java b/quickstep/src/com/android/quickstep/util/ContextInitListener.java
similarity index 64%
rename from quickstep/src/com/android/quickstep/util/ActivityInitListener.java
rename to quickstep/src/com/android/quickstep/util/ContextInitListener.java
index 5efbb40..49f1463 100644
--- a/quickstep/src/com/android/quickstep/util/ActivityInitListener.java
+++ b/quickstep/src/com/android/quickstep/util/ContextInitListener.java
@@ -15,17 +15,17 @@
  */
 package com.android.quickstep.util;
 
-import com.android.launcher3.BaseActivity;
-import com.android.launcher3.util.ActivityTracker;
-import com.android.launcher3.util.ActivityTracker.SchedulerCallback;
+import com.android.launcher3.util.ContextTracker;
+import com.android.launcher3.util.ContextTracker.SchedulerCallback;
+import com.android.launcher3.views.ActivityContext;
 
 import java.util.function.BiPredicate;
 
-public class ActivityInitListener<T extends BaseActivity> implements
-        SchedulerCallback<T> {
+public class ContextInitListener<CONTEXT extends ActivityContext> implements
+        SchedulerCallback<CONTEXT> {
 
-    private BiPredicate<T, Boolean> mOnInitListener;
-    private final ActivityTracker<T> mActivityTracker;
+    private BiPredicate<CONTEXT, Boolean> mOnInitListener;
+    private final ContextTracker<CONTEXT> mContextTracker;
 
     private boolean mIsRegistered = false;
 
@@ -34,23 +34,23 @@
      *                       return true to continue receiving callbacks (ie. for if the activity is
      *                       recreated).
      */
-    public ActivityInitListener(BiPredicate<T, Boolean> onInitListener,
-            ActivityTracker<T> tracker) {
+    public ContextInitListener(BiPredicate<CONTEXT, Boolean> onInitListener,
+            ContextTracker<CONTEXT> tracker) {
         mOnInitListener = onInitListener;
-        mActivityTracker = tracker;
+        mContextTracker = tracker;
     }
 
     @Override
-    public final boolean init(T activity, boolean alreadyOnHome) {
+    public final boolean init(CONTEXT activity, boolean isHomeStarted) {
         if (!mIsRegistered) {
             // Don't receive any more updates
             return false;
         }
-        return handleInit(activity, alreadyOnHome);
+        return handleInit(activity, isHomeStarted);
     }
 
-    protected boolean handleInit(T activity, boolean alreadyOnHome) {
-        return mOnInitListener.test(activity, alreadyOnHome);
+    protected boolean handleInit(CONTEXT activity, boolean isHomeStarted) {
+        return mOnInitListener.test(activity, isHomeStarted);
     }
 
     /**
@@ -59,14 +59,14 @@
      */
     public void register(String reasonString) {
         mIsRegistered = true;
-        mActivityTracker.registerCallback(this, reasonString);
+        mContextTracker.registerCallback(this, reasonString);
     }
 
     /**
      * After calling this, we won't {@link #init} even when the activity is ready.
      */
     public void unregister(String reasonString) {
-        mActivityTracker.unregisterCallback(this, reasonString);
+        mContextTracker.unregisterCallback(this, reasonString);
         mIsRegistered = false;
         mOnInitListener = null;
     }
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/AbsSwipeUpHandlerTestCase.java b/quickstep/tests/multivalentTests/src/com/android/quickstep/AbsSwipeUpHandlerTestCase.java
index 0bf9886..dc5223c 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/AbsSwipeUpHandlerTestCase.java
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/AbsSwipeUpHandlerTestCase.java
@@ -55,7 +55,7 @@
 import com.android.launcher3.statemanager.StatefulContainer;
 import com.android.launcher3.util.SystemUiController;
 import com.android.quickstep.fallback.window.RecentsWindowManager;
-import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.ContextInitListener;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.RecentsViewContainer;
 import com.android.systemui.shared.system.InputConsumerController;
@@ -116,7 +116,7 @@
     protected TaskAnimationManager mTaskAnimationManager;
 
     @Mock protected CONTAINER_INTERFACE mActivityInterface;
-    @Mock protected ActivityInitListener<?> mActivityInitListener;
+    @Mock protected ContextInitListener<?> mContextInitListener;
     @Mock protected RecentsAnimationController mRecentsAnimationController;
     @Mock protected STATE_TYPE mState;
     @Mock protected ViewTreeObserver mViewTreeObserver;
@@ -168,7 +168,7 @@
         when(recentsContainer.getRootView()).thenReturn(mRootView);
         when(recentsContainer.getSystemUiController()).thenReturn(mSystemUiController);
         when(mActivityInterface.createActivityInitListener(any()))
-                .thenReturn(mActivityInitListener);
+                .thenReturn(mContextInitListener);
         doReturn(recentsContainer).when(mActivityInterface).getCreatedContainer();
         doAnswer(answer -> {
             answer.<Runnable>getArgument(0).run();
@@ -181,7 +181,7 @@
         String reasonString = "because i said so";
 
         createSwipeHandler().initWhenReady(reasonString);
-        verify(mActivityInitListener).register(eq(reasonString));
+        verify(mContextInitListener).register(eq(reasonString));
     }
 
     @Test
@@ -189,7 +189,7 @@
         createSwipeHandler()
                 .onRecentsAnimationCanceled(new HashMap<>());
 
-        runOnMainSync(() -> verify(mActivityInitListener)
+        runOnMainSync(() -> verify(mContextInitListener)
                 .unregister(eq("AbsSwipeUpHandler.onRecentsAnimationCanceled")));
     }
 
@@ -197,7 +197,7 @@
     public void testOnConsumerAboutToBeSwitched_unregistersActivityInitListener() {
         createSwipeHandler().onConsumerAboutToBeSwitched();
 
-        runOnMainSync(() -> verify(mActivityInitListener)
+        runOnMainSync(() -> verify(mContextInitListener)
                 .unregister("AbsSwipeUpHandler.invalidateHandler"));
     }
 
@@ -206,7 +206,7 @@
         createSwipeUpHandlerForGesture(GestureState.GestureEndTarget.NEW_TASK)
                 .onConsumerAboutToBeSwitched();
 
-        runOnMainSync(() -> verify(mActivityInitListener)
+        runOnMainSync(() -> verify(mContextInitListener)
                 .unregister(eq("AbsSwipeUpHandler.cancelCurrentAnimation")));
     }
 
diff --git a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
index 2858929..1f11c14 100644
--- a/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
+++ b/quickstep/tests/src/com/android/quickstep/FallbackRecentsTest.java
@@ -142,7 +142,7 @@
         };
 
         final ViewCaptureRule viewCaptureRule = new ViewCaptureRule(
-                RecentsActivity.ACTIVITY_TRACKER::getCreatedActivity);
+                RecentsActivity.ACTIVITY_TRACKER::getCreatedContext);
         mOrderSensitiveRules = RuleChain
                 .outerRule(new SamplerRule())
                 .around(new TestStabilityRule())
@@ -208,7 +208,7 @@
         if (!TestHelpers.isInLauncherProcess()) return null;
         Object[] result = new Object[1];
         Wait.atMost("Failed to get from recents", () -> MAIN_EXECUTOR.submit(() -> {
-            RecentsActivity activity = RecentsActivity.ACTIVITY_TRACKER.getCreatedActivity();
+            RecentsActivity activity = RecentsActivity.ACTIVITY_TRACKER.getCreatedContext();
             if (activity == null) {
                 return false;
             }
@@ -231,7 +231,7 @@
     private void waitForRecentsActivityStop() {
         try {
             final boolean recentsActivityIsNull = MAIN_EXECUTOR.submit(
-                    () -> RecentsActivity.ACTIVITY_TRACKER.getCreatedActivity() == null).get();
+                    () -> RecentsActivity.ACTIVITY_TRACKER.getCreatedContext() == null).get();
             if (recentsActivityIsNull) {
                 // Null activity counts as a "stopped" one.
                 return;
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 3f8bede..1eca88d 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -90,6 +90,7 @@
     <color name="drop_target_hover_button_color_dark">#0842A0</color>
 
     <color name="taskbar_running_app_indicator_color">#000000</color>
+    <color name="taskbar_minimized_app_indicator_color">#000000</color>
 
     <color name="preload_icon_accent_color_light">#00668B</color>
     <color name="preload_icon_background_color_light">#B5CAD7</color>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index d1e905d..731e24e 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -426,9 +426,7 @@
     <dimen name="taskbar_running_app_indicator_height">0dp</dimen>
     <dimen name="taskbar_running_app_indicator_width">0dp</dimen>
     <dimen name="taskbar_running_app_indicator_top_margin">0dp</dimen>
-    <dimen name="taskbar_minimized_app_indicator_height">0dp</dimen>
     <dimen name="taskbar_minimized_app_indicator_width">0dp</dimen>
-    <dimen name="taskbar_minimized_app_indicator_top_margin">0dp</dimen>
 
     <!-- Transient taskbar (placeholders to compile in Launcher3 without Quickstep) -->
     <dimen name="transient_taskbar_padding">0dp</dimen>
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 8dce723..909272e 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -52,7 +52,6 @@
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Property;
-import android.util.Size;
 import android.util.TypedValue;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
@@ -194,13 +193,15 @@
     private boolean mForceHideDot;
 
     // These fields, related to showing running apps, are only used for Taskbar.
-    private final Size mRunningAppIndicatorSize;
+    private final int mRunningAppIndicatorWidth;
+    private final int mMinimizedAppIndicatorWidth;
+    private final int mRunningAppIndicatorHeight;
     private final int mRunningAppIndicatorTopMargin;
-    private final Size mMinimizedAppIndicatorSize;
-    private final int mMinimizedAppIndicatorTopMargin;
     private final Paint mRunningAppIndicatorPaint;
     private final Rect mRunningAppIconBounds = new Rect();
     private RunningAppState mRunningAppState;
+    private final int mRunningAppIndicatorColor;
+    private final int mMinimizedAppIndicatorColor;
 
     /**
      * Various options for the running state of an app.
@@ -277,22 +278,21 @@
                 defaultIconSize);
         a.recycle();
 
-        mRunningAppIndicatorSize = new Size(
-                getResources().getDimensionPixelSize(R.dimen.taskbar_running_app_indicator_width),
-                getResources().getDimensionPixelSize(R.dimen.taskbar_running_app_indicator_height));
-        mMinimizedAppIndicatorSize = new Size(
-                getResources().getDimensionPixelSize(R.dimen.taskbar_minimized_app_indicator_width),
-                getResources().getDimensionPixelSize(
-                        R.dimen.taskbar_minimized_app_indicator_height));
+        mRunningAppIndicatorWidth =
+                getResources().getDimensionPixelSize(R.dimen.taskbar_running_app_indicator_width);
+        mMinimizedAppIndicatorWidth =
+                getResources().getDimensionPixelSize(R.dimen.taskbar_minimized_app_indicator_width);
+        mRunningAppIndicatorHeight =
+                getResources().getDimensionPixelSize(R.dimen.taskbar_running_app_indicator_height);
         mRunningAppIndicatorTopMargin =
                 getResources().getDimensionPixelSize(
                         R.dimen.taskbar_running_app_indicator_top_margin);
-        mMinimizedAppIndicatorTopMargin =
-                getResources().getDimensionPixelSize(
-                        R.dimen.taskbar_minimized_app_indicator_top_margin);
+
         mRunningAppIndicatorPaint = new Paint();
-        mRunningAppIndicatorPaint.setColor(getResources().getColor(
-                R.color.taskbar_running_app_indicator_color, context.getTheme()));
+        mRunningAppIndicatorColor = getResources().getColor(
+                R.color.taskbar_running_app_indicator_color, context.getTheme());
+        mMinimizedAppIndicatorColor = getResources().getColor(
+                R.color.taskbar_minimized_app_indicator_color, context.getTheme());
 
         mLongPressHelper = new CheckLongPressHelper(this);
 
@@ -716,16 +716,26 @@
             return;
         }
         getIconBounds(mRunningAppIconBounds);
-        // TODO(b/333872717): update color, shape, and size of indicator
-        boolean isMinimized = mRunningAppState == RunningAppState.MINIMIZED;
-        int indicatorTop =
-                mRunningAppIconBounds.bottom + (isMinimized ? mMinimizedAppIndicatorTopMargin
-                        : mRunningAppIndicatorTopMargin);
-        final Size indicatorSize =
-                isMinimized ? mMinimizedAppIndicatorSize : mRunningAppIndicatorSize;
-        canvas.drawRect(mRunningAppIconBounds.centerX() - indicatorSize.getWidth() / 2,
-                indicatorTop, mRunningAppIconBounds.centerX() + indicatorSize.getWidth() / 2,
-                indicatorTop + indicatorSize.getHeight(), mRunningAppIndicatorPaint);
+        Utilities.scaleRectAboutCenter(
+                mRunningAppIconBounds,
+                IconShape.INSTANCE.get(getContext()).getNormalizationScale());
+
+        final boolean isMinimized = mRunningAppState == RunningAppState.MINIMIZED;
+        final int indicatorTop = mRunningAppIconBounds.bottom + mRunningAppIndicatorTopMargin;
+        final int indicatorWidth =
+                isMinimized ? mMinimizedAppIndicatorWidth : mRunningAppIndicatorWidth;
+        final float cornerRadius = mRunningAppIndicatorHeight / 2f;
+        mRunningAppIndicatorPaint.setColor(
+                isMinimized ? mMinimizedAppIndicatorColor : mRunningAppIndicatorColor);
+
+        canvas.drawRoundRect(
+                mRunningAppIconBounds.centerX() - indicatorWidth / 2f,
+                indicatorTop,
+                mRunningAppIconBounds.centerX() + indicatorWidth / 2f,
+                indicatorTop + mRunningAppIndicatorHeight,
+                cornerRadius,
+                cornerRadius,
+                mRunningAppIndicatorPaint);
     }
 
     @Override
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index a8840fe..8547eb4 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -224,10 +224,10 @@
 import com.android.launcher3.touch.AllAppsSwipeController;
 import com.android.launcher3.touch.ItemLongClickListener;
 import com.android.launcher3.util.ActivityResultInfo;
-import com.android.launcher3.util.ActivityTracker;
 import com.android.launcher3.util.BackPressHandler;
 import com.android.launcher3.util.CannedAnimationCoordinator;
 import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.ContextTracker;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.ItemInflater;
@@ -292,7 +292,8 @@
         PluginListener<LauncherOverlayPlugin> {
     public static final String TAG = "Launcher";
 
-    public static final ActivityTracker<Launcher> ACTIVITY_TRACKER = new ActivityTracker<>();
+    public static final ContextTracker.ActivityTracker<Launcher> ACTIVITY_TRACKER =
+            new ContextTracker.ActivityTracker<>();
 
     static final boolean LOGD = false;
 
@@ -1778,7 +1779,7 @@
     @Override
     public void onDestroy() {
         super.onDestroy();
-        ACTIVITY_TRACKER.onActivityDestroyed(this);
+        ACTIVITY_TRACKER.onContextDestroyed(this);
 
         SettingsCache.INSTANCE.get(this).unregister(TOUCHPAD_NATURAL_SCROLLING,
                 mNaturalScrollingChangedListener);
diff --git a/src/com/android/launcher3/dragndrop/BaseItemDragListener.java b/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
index 981e3a6..43c148a 100644
--- a/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
+++ b/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
@@ -34,7 +34,7 @@
 import com.android.launcher3.DragSource;
 import com.android.launcher3.DropTarget.DragObject;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.util.ActivityTracker.SchedulerCallback;
+import com.android.launcher3.util.ContextTracker.SchedulerCallback;
 import com.android.launcher3.widget.PendingItemDragHelper;
 
 import java.util.UUID;
@@ -74,9 +74,9 @@
     }
 
     @Override
-    public boolean init(Launcher launcher, boolean alreadyOnHome) {
-        AbstractFloatingView.closeAllOpenViews(launcher, alreadyOnHome);
-        launcher.getStateManager().goToState(NORMAL, alreadyOnHome /* animated */);
+    public boolean init(Launcher launcher, boolean isHomeStarted) {
+        AbstractFloatingView.closeAllOpenViews(launcher, /* animate= */ isHomeStarted);
+        launcher.getStateManager().goToState(NORMAL, /* animated= */ isHomeStarted);
         launcher.getDragLayer().setOnDragListener(this);
         launcher.getRotationHelper().setStateHandlerRequest(REQUEST_LOCK);
 
diff --git a/src/com/android/launcher3/model/ItemInstallQueue.java b/src/com/android/launcher3/model/ItemInstallQueue.java
index 59d1d00..49f75eb 100644
--- a/src/com/android/launcher3/model/ItemInstallQueue.java
+++ b/src/com/android/launcher3/model/ItemInstallQueue.java
@@ -121,7 +121,7 @@
 
     @WorkerThread
     private void flushQueueInBackground() {
-        Launcher launcher = Launcher.ACTIVITY_TRACKER.getCreatedActivity();
+        Launcher launcher = Launcher.ACTIVITY_TRACKER.getCreatedContext();
         if (launcher == null) {
             // Launcher not loaded
             return;
diff --git a/src/com/android/launcher3/states/RotationHelper.java b/src/com/android/launcher3/states/RotationHelper.java
index b3bcada..4c9da5d 100644
--- a/src/com/android/launcher3/states/RotationHelper.java
+++ b/src/com/android/launcher3/states/RotationHelper.java
@@ -36,6 +36,7 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.LauncherPrefChangeListener;
 import com.android.launcher3.LauncherPrefs;
+import com.android.launcher3.util.ContextTracker;
 import com.android.launcher3.util.DisplayController;
 
 /**
@@ -72,7 +73,7 @@
 
     /**
      * Rotation request made by
-     * {@link com.android.launcher3.util.ActivityTracker.SchedulerCallback}.
+     * {@link ContextTracker.SchedulerCallback}.
      * This supersedes any other request.
      */
     private int mStateHandlerRequest = REQUEST_NONE;
diff --git a/src/com/android/launcher3/testing/TestInformationHandler.java b/src/com/android/launcher3/testing/TestInformationHandler.java
index 3a93981..aa3f2f2 100644
--- a/src/com/android/launcher3/testing/TestInformationHandler.java
+++ b/src/com/android/launcher3/testing/TestInformationHandler.java
@@ -246,12 +246,12 @@
 
             case TestProtocol.REQUEST_GET_SPLIT_SELECTION_ACTIVE:
                 response.putBoolean(TEST_INFO_RESPONSE_FIELD, enableSplitContextually()
-                        && Launcher.ACTIVITY_TRACKER.getCreatedActivity().isSplitSelectionActive());
+                        && Launcher.ACTIVITY_TRACKER.getCreatedContext().isSplitSelectionActive());
                 return response;
 
             case TestProtocol.REQUEST_ENABLE_ROTATION:
                 MAIN_EXECUTOR.submit(() ->
-                        Launcher.ACTIVITY_TRACKER.getCreatedActivity().getRotationHelper()
+                        Launcher.ACTIVITY_TRACKER.getCreatedContext().getRotationHelper()
                                 .forceAllowRotationForTesting(Boolean.parseBoolean(arg)));
                 return response;
 
@@ -475,12 +475,12 @@
     }
 
     protected boolean isLauncherInitialized() {
-        return Launcher.ACTIVITY_TRACKER.getCreatedActivity() == null
+        return Launcher.ACTIVITY_TRACKER.getCreatedContext() == null
                 || LauncherAppState.getInstance(mContext).getModel().isModelLoaded();
     }
 
     protected WindowInsets getWindowInsets(){
-        return Launcher.ACTIVITY_TRACKER.getCreatedActivity().getWindow().getDecorView()
+        return Launcher.ACTIVITY_TRACKER.getCreatedContext().getWindow().getDecorView()
                 .getRootWindowInsets();
     }
 
@@ -489,7 +489,7 @@
      */
     public static <T> Bundle getLauncherUIProperty(
             BundleSetter<T> bundleSetter, Function<Launcher, T> provider) {
-        return getUIProperty(bundleSetter, provider, Launcher.ACTIVITY_TRACKER::getCreatedActivity);
+        return getUIProperty(bundleSetter, provider, Launcher.ACTIVITY_TRACKER::getCreatedContext);
     }
 
     /**
diff --git a/src/com/android/launcher3/util/ActivityTracker.java b/src/com/android/launcher3/util/ActivityTracker.java
deleted file mode 100644
index b2d0d75..0000000
--- a/src/com/android/launcher3/util/ActivityTracker.java
+++ /dev/null
@@ -1,117 +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.util;
-
-import android.util.Log;
-
-import androidx.annotation.Nullable;
-
-import com.android.launcher3.BaseActivity;
-
-import java.io.PrintWriter;
-import java.lang.ref.WeakReference;
-import java.util.concurrent.CopyOnWriteArrayList;
-
-/**
- * Helper class to statically track activity creation
- * @param <T> The activity type to track
- */
-public final class ActivityTracker<T extends BaseActivity> {
-
-    private static final String TAG = "ActivityTracker";
-
-    private WeakReference<T> mCurrentActivity = new WeakReference<>(null);
-    private CopyOnWriteArrayList<SchedulerCallback<T>> mCallbacks = new CopyOnWriteArrayList<>();
-
-    @Nullable
-    public <R extends T> R getCreatedActivity() {
-        return (R) mCurrentActivity.get();
-    }
-
-    public void onActivityDestroyed(T activity) {
-        if (mCurrentActivity.get() == activity) {
-            mCurrentActivity.clear();
-        }
-    }
-
-    /**
-     * Call {@link SchedulerCallback#init(BaseActivity, boolean)} when the
-     * activity is ready. If the activity is already created, this is called immediately.
-     *
-     * The tracker maintains a strong ref to the callback, so it is up to the caller to return
-     * {@code false} in the callback OR to unregister the callback explicitly.
-     *
-     * @param callback The callback to call init() on when the activity is ready.
-     */
-    public void registerCallback(SchedulerCallback<T> callback, String reasonString) {
-        Log.d(TAG, "Registering callback: " + callback + ", reason=" + reasonString);
-        T activity = mCurrentActivity.get();
-        mCallbacks.add(callback);
-        if (activity != null) {
-            if (!callback.init(activity, activity.isStarted())) {
-                unregisterCallback(callback, "ActivityTracker.registerCallback: Intent handled");
-            }
-        }
-    }
-
-    /**
-     * Unregisters a registered callback.
-     */
-    public void unregisterCallback(SchedulerCallback<T> callback, String reasonString) {
-        Log.d(TAG, "Unregistering callback: " + callback + ", reason=" + reasonString);
-        mCallbacks.remove(callback);
-    }
-
-    public boolean handleCreate(T activity) {
-        mCurrentActivity = new WeakReference<>(activity);
-        return handleIntent(activity, false /* alreadyOnHome */);
-    }
-
-    public boolean handleNewIntent(T activity) {
-        return handleIntent(activity, activity.isStarted());
-    }
-
-    private boolean handleIntent(T activity, boolean alreadyOnHome) {
-        boolean handled = false;
-        if (!mCallbacks.isEmpty()) {
-            Log.d(TAG, "handleIntent: mCallbacks=" + mCallbacks);
-        }
-        for (SchedulerCallback<T> cb : mCallbacks) {
-            if (!cb.init(activity, alreadyOnHome)) {
-                // Callback doesn't want any more updates
-                unregisterCallback(cb, "ActivityTracker.handleIntent: Intent handled");
-            }
-            handled = true;
-        }
-        return handled;
-    }
-
-    public void dump(String prefix, PrintWriter writer) {
-        writer.println(prefix + "ActivityTracker:");
-        writer.println(prefix + "\tmCurrentActivity=" + mCurrentActivity.get());
-        writer.println(prefix + "\tmCallbacks=" + mCallbacks);
-    }
-
-    public interface SchedulerCallback<T extends BaseActivity> {
-
-        /**
-         * Called when the activity is ready.
-         * @param alreadyOnHome Whether the activity is already started.
-         * @return Whether to continue receiving callbacks (i.e. if the activity is recreated).
-         */
-        boolean init(T activity, boolean alreadyOnHome);
-    }
-}
diff --git a/src/com/android/launcher3/util/ContextTracker.java b/src/com/android/launcher3/util/ContextTracker.java
new file mode 100644
index 0000000..c729b4b
--- /dev/null
+++ b/src/com/android/launcher3/util/ContextTracker.java
@@ -0,0 +1,129 @@
+/*
+ * 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.util;
+
+import android.util.Log;
+
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.BaseActivity;
+import com.android.launcher3.views.ActivityContext;
+
+import java.io.PrintWriter;
+import java.lang.ref.WeakReference;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+/**
+ * Helper class to statically track activity creation
+ * @param <CONTEXT> The context type to track
+ */
+public abstract class ContextTracker<CONTEXT extends ActivityContext> {
+
+    private static final String TAG = "ContextTracker";
+
+    private WeakReference<CONTEXT> mCurrentContext = new WeakReference<>(null);
+    private CopyOnWriteArrayList<SchedulerCallback<CONTEXT>> mCallbacks =
+            new CopyOnWriteArrayList<>();
+
+    @Nullable
+    public <R extends CONTEXT> R getCreatedContext() {
+        return (R) mCurrentContext.get();
+    }
+
+    public void onContextDestroyed(CONTEXT context) {
+        if (mCurrentContext.get() == context) {
+            mCurrentContext.clear();
+        }
+    }
+
+    public abstract boolean isHomeStarted(CONTEXT context);
+
+    /**
+     * Call {@link SchedulerCallback#init(ActivityContext, boolean)} when the
+     * context is ready. If the context is already created, this is called immediately.
+     *
+     * The tracker maintains a strong ref to the callback, so it is up to the caller to return
+     * {@code false} in the callback OR to unregister the callback explicitly.
+     *
+     * @param callback The callback to call init() on when the context is ready.
+     */
+    public void registerCallback(SchedulerCallback<CONTEXT> callback, String reasonString) {
+        Log.d(TAG, "Registering callback: " + callback + ", reason=" + reasonString);
+        CONTEXT context = mCurrentContext.get();
+        mCallbacks.add(callback);
+        if (context != null) {
+            if (!callback.init(context, isHomeStarted(context))) {
+                unregisterCallback(callback, "ContextTracker.registerCallback: Intent handled");
+            }
+        }
+    }
+
+    /**
+     * Unregisters a registered callback.
+     */
+    public void unregisterCallback(SchedulerCallback<CONTEXT> callback, String reasonString) {
+        Log.d(TAG, "Unregistering callback: " + callback + ", reason=" + reasonString);
+        mCallbacks.remove(callback);
+    }
+
+    public boolean handleCreate(CONTEXT context) {
+        mCurrentContext = new WeakReference<>(context);
+        return handleCreate(context, /* alreadyOnHome= */ false);
+    }
+
+    public boolean handleNewIntent(CONTEXT context) {
+        return handleCreate(context, isHomeStarted(context));
+    }
+
+    private boolean handleCreate(CONTEXT context, boolean isHomeStarted) {
+        boolean handled = false;
+        if (!mCallbacks.isEmpty()) {
+            Log.d(TAG, "handleIntent: mCallbacks=" + mCallbacks);
+        }
+        for (SchedulerCallback<CONTEXT> cb : mCallbacks) {
+            if (!cb.init(context, isHomeStarted)) {
+                // Callback doesn't want any more updates
+                unregisterCallback(cb, "ContextTracker.handleIntent: Intent handled");
+            }
+            handled = true;
+        }
+        return handled;
+    }
+
+    public void dump(String prefix, PrintWriter writer) {
+        writer.println(prefix + "ContextTracker:");
+        writer.println(prefix + "\tmCurrentContext=" + mCurrentContext.get());
+        writer.println(prefix + "\tmCallbacks=" + mCallbacks);
+    }
+
+    public interface SchedulerCallback<T extends ActivityContext> {
+
+        /**
+         * Called when the context is ready.
+         * @param isHomeStarted Whether the home activity is already started.
+         * @return Whether to continue receiving callbacks (i.e. if the context is recreated).
+         */
+        boolean init(T context, boolean isHomeStarted);
+    }
+
+    public static final class ActivityTracker<T extends BaseActivity> extends ContextTracker<T> {
+
+        @Override
+        public boolean isHomeStarted(T context) {
+            return context.isStarted();
+        }
+    }
+}
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 4ca6da8..206647a 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -257,7 +257,7 @@
 
     protected TestRule getRulesInsideActivityMonitor() {
         final ViewCaptureRule viewCaptureRule = new ViewCaptureRule(
-                Launcher.ACTIVITY_TRACKER::getCreatedActivity);
+                Launcher.ACTIVITY_TRACKER::getCreatedContext);
         final RuleChain inner = RuleChain
                 .outerRule(new PortraitLandscapeRunner<LAUNCHER_TYPE>(this))
                 .around(new FailureWatcher(mLauncher, viewCaptureRule::getViewCaptureData))
@@ -456,7 +456,7 @@
 
     protected <T> T getFromLauncher(Function<LAUNCHER_TYPE, T> f) {
         if (!TestHelpers.isInLauncherProcess()) return null;
-        return getOnUiThread(() -> f.apply(Launcher.ACTIVITY_TRACKER.getCreatedActivity()));
+        return getOnUiThread(() -> f.apply(Launcher.ACTIVITY_TRACKER.getCreatedContext()));
     }
 
     protected void executeOnLauncher(Consumer<LAUNCHER_TYPE> f) {
diff --git a/tests/src/com/android/launcher3/ui/widget/TaplAddConfigWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/TaplAddConfigWidgetTest.java
index 961e7fc..7ff4f22 100644
--- a/tests/src/com/android/launcher3/ui/widget/TaplAddConfigWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/TaplAddConfigWidgetTest.java
@@ -136,7 +136,7 @@
         @Override
         public boolean isTrue() throws Throwable {
             return mMainThreadExecutor.submit(() -> {
-                Launcher l = Launcher.ACTIVITY_TRACKER.getCreatedActivity();
+                Launcher l = Launcher.ACTIVITY_TRACKER.getCreatedContext();
                 return l != null && l.getWorkspace().getFirstMatch(this) != null;
             }).get();
         }
diff --git a/tests/src/com/android/launcher3/ui/widget/TaplRequestPinItemTest.java b/tests/src/com/android/launcher3/ui/widget/TaplRequestPinItemTest.java
index 74047f0..35c7cab 100644
--- a/tests/src/com/android/launcher3/ui/widget/TaplRequestPinItemTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/TaplRequestPinItemTest.java
@@ -187,7 +187,7 @@
         @Override
         public boolean isTrue() throws Throwable {
             return mMainThreadExecutor.submit(() -> {
-                Launcher l = Launcher.ACTIVITY_TRACKER.getCreatedActivity();
+                Launcher l = Launcher.ACTIVITY_TRACKER.getCreatedContext();
                 return l != null && l.getWorkspace().getFirstMatch(mOp) != null;
             }).get();
         }