diff --git a/src/com/android/launcher3/BaseActivity.java b/src/com/android/launcher3/BaseActivity.java
index 05a6452..1049314 100644
--- a/src/com/android/launcher3/BaseActivity.java
+++ b/src/com/android/launcher3/BaseActivity.java
@@ -29,7 +29,6 @@
 import android.content.res.Configuration;
 import android.os.Bundle;
 import android.util.Log;
-import android.view.View;
 import android.window.OnBackInvokedDispatcher;
 
 import androidx.annotation.IntDef;
@@ -38,6 +37,7 @@
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.shared.TestProtocol;
+import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.SystemUiController;
 import com.android.launcher3.util.ViewCache;
 import com.android.launcher3.views.ActivityContext;
@@ -153,6 +153,18 @@
 
     private final ViewCache mViewCache = new ViewCache();
 
+    @Retention(SOURCE)
+    @IntDef({EVENT_STARTED, EVENT_RESUMED, EVENT_STOPPED, EVENT_DESTROYED})
+    public @interface ActivityEvent { }
+    public static final int EVENT_STARTED = 0;
+    public static final int EVENT_RESUMED = 1;
+    public static final int EVENT_STOPPED = 2;
+    public static final int EVENT_DESTROYED = 3;
+
+    // Callback array that corresponds to events defined in @ActivityEvent
+    private final RunnableList[] mEventCallbacks =
+            {new RunnableList(), new RunnableList(), new RunnableList(), new RunnableList()};
+
     @Override
     public ViewCache getViewCache() {
         return mViewCache;
@@ -205,12 +217,14 @@
     protected void onStart() {
         addActivityFlags(ACTIVITY_STATE_STARTED);
         super.onStart();
+        mEventCallbacks[EVENT_STARTED].executeAllAndClear();
     }
 
     @Override
     protected void onResume() {
         setResumed();
         super.onResume();
+        mEventCallbacks[EVENT_RESUMED].executeAllAndClear();
     }
 
     @Override
@@ -232,6 +246,8 @@
         removeActivityFlags(ACTIVITY_STATE_STARTED | ACTIVITY_STATE_USER_ACTIVE);
         mForceInvisible = 0;
         super.onStop();
+        mEventCallbacks[EVENT_STOPPED].executeAllAndClear();
+
 
         // Reset the overridden sysui flags used for the task-swipe launch animation, this is a
         // catch all for if we do not get resumed (and therefore not paused below)
@@ -239,6 +255,12 @@
     }
 
     @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        mEventCallbacks[EVENT_DESTROYED].executeAllAndClear();
+    }
+
+    @Override
     protected void onPause() {
         setPaused();
         super.onPause();
@@ -258,7 +280,6 @@
         } else {
             removeActivityFlags(ACTIVITY_STATE_WINDOW_FOCUSED);
         }
-
     }
 
     protected void registerBackDispatcher() {
@@ -364,9 +385,15 @@
     }
 
     /**
-     * Attempts to clear accessibility focus on {@param view}.
+     * Adds a callback for the provided activity event
      */
-    public void tryClearAccessibilityFocus(View view) {
+    public void addEventCallback(@ActivityEvent int event, Runnable callback) {
+        mEventCallbacks[event].add(callback);
+    }
+
+    /** Removes a previously added callback */
+    public void removeEventCallback(@ActivityEvent int event, Runnable callback) {
+        mEventCallbacks[event].remove(callback);
     }
 
     public interface MultiWindowModeChangedListener {
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 808cf70..f8ed4df 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -38,7 +38,6 @@
 import com.android.launcher3.util.DisplayController.DisplayInfoChangeListener;
 import com.android.launcher3.util.DisplayController.Info;
 import com.android.launcher3.util.OnColorHintListener;
-import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.TraceHelper;
 import com.android.launcher3.util.WallpaperColorHints;
@@ -51,8 +50,6 @@
 public abstract class BaseDraggingActivity extends BaseActivity
         implements OnColorHintListener, DisplayInfoChangeListener {
 
-    private static final String TAG = "BaseDraggingActivity";
-
     // When starting an action mode, setting this tag will cause the action mode to be cancelled
     // automatically when user interacts with the launcher.
     public static final Object AUTO_CANCEL_ACTION_MODE = new Object();
@@ -60,8 +57,6 @@
     private ActionMode mCurrentActionMode;
     protected boolean mIsSafeModeEnabled;
 
-    private Runnable mOnStartCallback;
-    private final RunnableList mOnResumeCallbacks = new RunnableList();
     private int mThemeRes = R.style.AppTheme;
 
     @Override
@@ -81,16 +76,6 @@
         }
     }
 
-    @Override
-    protected void onResume() {
-        super.onResume();
-        mOnResumeCallbacks.executeAllAndClear();
-    }
-
-    public void addOnResumeCallback(Runnable callback) {
-        mOnResumeCallbacks.add(callback);
-    }
-
     @MainThread
     @Override
     public void onColorHintsChanged(int colorHints) {
@@ -146,42 +131,24 @@
     @NonNull
     public ActivityOptionsWrapper getActivityLaunchOptions(View v, @Nullable ItemInfo item) {
         ActivityOptionsWrapper wrapper = super.getActivityLaunchOptions(v, item);
-        addOnResumeCallback(wrapper.onEndCallback::executeAllAndDestroy);
+        addEventCallback(EVENT_RESUMED, wrapper.onEndCallback::executeAllAndDestroy);
         return wrapper;
     }
 
     @Override
     public ActivityOptionsWrapper makeDefaultActivityOptions(int splashScreenStyle) {
         ActivityOptionsWrapper wrapper = super.makeDefaultActivityOptions(splashScreenStyle);
-        addOnResumeCallback(wrapper.onEndCallback::executeAllAndDestroy);
+        addEventCallback(EVENT_RESUMED, wrapper.onEndCallback::executeAllAndDestroy);
         return wrapper;
     }
 
     @Override
-    protected void onStart() {
-        super.onStart();
-
-        if (mOnStartCallback != null) {
-            mOnStartCallback.run();
-            mOnStartCallback = null;
-        }
-    }
-
-    @Override
     protected void onDestroy() {
         super.onDestroy();
         DisplayController.INSTANCE.get(this).removeChangeListener(this);
         WallpaperColorHints.get(this).unregisterOnColorsChangedListener(this);
     }
 
-    public void runOnceOnStart(Runnable action) {
-        mOnStartCallback = action;
-    }
-
-    public void clearRunOnceOnStartCallback() {
-        mOnStartCallback = null;
-    }
-
     protected void onDeviceProfileInitiated() {
         if (mDeviceProfile.isVerticalBarLayout()) {
             mDeviceProfile.updateIsSeascape(this);
diff --git a/src/com/android/launcher3/DropTargetHandler.kt b/src/com/android/launcher3/DropTargetHandler.kt
index 6560e16..78f2862 100644
--- a/src/com/android/launcher3/DropTargetHandler.kt
+++ b/src/com/android/launcher3/DropTargetHandler.kt
@@ -2,6 +2,7 @@
 
 import android.content.ComponentName
 import android.view.View
+import com.android.launcher3.BaseDraggingActivity.EVENT_RESUMED
 import com.android.launcher3.DropTarget.DragObject
 import com.android.launcher3.SecondaryDropTarget.DeferredOnComplete
 import com.android.launcher3.dragndrop.DragLayer
@@ -32,7 +33,7 @@
                 if (d.dragSource is SecondaryDropTarget.DeferredOnComplete) {
                     target?.let {
                         deferred.mPackageName = it.packageName
-                        mLauncher.addOnResumeCallback { deferred.onLauncherResume() }
+                        mLauncher.addEventCallback(EVENT_RESUMED) { deferred.onLauncherResume() }
                     }
                         ?: deferred.sendFailure()
                 }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 9255ff4..fe8faec 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -688,7 +688,7 @@
 
     private void switchOverlay(Supplier<LauncherOverlayManager> overlaySupplier) {
         if (mOverlayManager != null) {
-            mOverlayManager.onActivityDestroyed(this);
+            mOverlayManager.onActivityDestroyed();
         }
         mOverlayManager = overlaySupplier.get();
         if (getRootView().isAttachedToWindow()) {
@@ -1029,7 +1029,7 @@
         if (mDeferOverlayCallbacks) {
             checkIfOverlayStillDeferred();
         } else {
-            mOverlayManager.onActivityStopped(this);
+            mOverlayManager.onActivityStopped();
         }
         hideKeyboard();
         logStopAndResume(false /* isResume */);
@@ -1043,7 +1043,7 @@
         TraceHelper.INSTANCE.beginSection(ON_START_EVT);
         super.onStart();
         if (!mDeferOverlayCallbacks) {
-            mOverlayManager.onActivityStarted(this);
+            mOverlayManager.onActivityStarted();
         }
 
         mAppWidgetHolder.setActivityStarted(true);
@@ -1112,15 +1112,15 @@
 
         // Move the client to the correct state. Calling the same method twice is no-op.
         if (isStarted()) {
-            mOverlayManager.onActivityStarted(this);
+            mOverlayManager.onActivityStarted();
         }
         if (hasBeenResumed()) {
-            mOverlayManager.onActivityResumed(this);
+            mOverlayManager.onActivityResumed();
         } else {
-            mOverlayManager.onActivityPaused(this);
+            mOverlayManager.onActivityPaused();
         }
         if (!isStarted()) {
-            mOverlayManager.onActivityStopped(this);
+            mOverlayManager.onActivityStopped();
         }
     }
 
@@ -1220,7 +1220,7 @@
         if (mDeferOverlayCallbacks) {
             scheduleDeferredCheck();
         } else {
-            mOverlayManager.onActivityResumed(this);
+            mOverlayManager.onActivityResumed();
         }
 
         DragView.removeAllViews(this);
@@ -1238,7 +1238,7 @@
         mDropTargetBar.animateToVisibility(false);
 
         if (!mDeferOverlayCallbacks) {
-            mOverlayManager.onActivityPaused(this);
+            mOverlayManager.onActivityPaused();
         }
         mAppWidgetHolder.setActivityResumed(false);
     }
@@ -1683,7 +1683,6 @@
         }
 
         super.onSaveInstanceState(outState);
-        mOverlayManager.onActivitySaveInstanceState(this, outState);
     }
 
     @Override
@@ -1709,7 +1708,7 @@
         clearPendingBinds();
         LauncherAppState.getIDP(this).removeOnChangeListener(this);
 
-        mOverlayManager.onActivityDestroyed(this);
+        mOverlayManager.onActivityDestroyed();
     }
 
     public LauncherAccessibilityDelegate getAccessibilityDelegate() {
@@ -1742,7 +1741,7 @@
         try {
             super.startIntentSenderForResult(intent, requestCode,
                     fillInIntent, flagsMask, flagsValues, extraFlags, options);
-        } catch (IntentSender.SendIntentException e) {
+        } catch (Exception e) {
             throw new ActivityNotFoundException();
         }
     }
@@ -2004,7 +2003,7 @@
             // Workaround an issue where the WM launch animation is clobbered when finishing the
             // recents animation into launcher. Defer launching the activity until Launcher is
             // next resumed.
-            addOnResumeCallback(() -> {
+            addEventCallback(EVENT_RESUMED, () -> {
                 RunnableList actualResult = startActivitySafely(v, intent, item);
                 if (actualResult != null) {
                     actualResult.add(result::executeAllAndDestroy);
diff --git a/src/com/android/launcher3/util/RunnableList.java b/src/com/android/launcher3/util/RunnableList.java
index 644537b..f6e0c57 100644
--- a/src/com/android/launcher3/util/RunnableList.java
+++ b/src/com/android/launcher3/util/RunnableList.java
@@ -25,9 +25,7 @@
     private ArrayList<Runnable> mList = null;
     private boolean mDestroyed = false;
 
-    /**
-     * Ads a runnable to this list
-     */
+    /** Adds a runnable to this list */
     public void add(Runnable runnable) {
         if (runnable == null) {
             return;
@@ -42,6 +40,13 @@
         mList.add(runnable);
     }
 
+    /** Removes a previously added runnable */
+    public void remove(Runnable runnable) {
+        if (mList != null) {
+            mList.remove(runnable);
+        }
+    }
+
     /**
      * Destroys the list, executing any pending callbacks. All new callbacks are
      * immediately executed