Merge "Pass in dbFile from idpGridState for grid migration" into tm-dev am: deae9343be

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17123550

Change-Id: I937891cc342d250fd4e57383acbc620682bac982
diff --git a/OWNERS b/OWNERS
index 7f98ea6..eb4f2e3 100644
--- a/OWNERS
+++ b/OWNERS
@@ -7,13 +7,6 @@
 alexchau@google.com
 andraskloczl@google.com
 patmanning@google.com
-petrcermak@google.com
-pbdr@google.com
-kideckel@google.com
-stevenckng@google.com
-ydixit@google.com
-boadway@google.com
-alinazaidi@google.com
 adamcohen@google.com
 hyunyoungs@google.com
 mrcasey@google.com
diff --git a/proguard.flags b/proguard.flags
index a450183..1f5c065 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -54,7 +54,7 @@
 -dontwarn com.android.internal.util.**
 
 ################ Do not optimize recents lib #############
--keep class com.android.systemui.** {
+-keep class com.android.systemui.shared.** {
   *;
 }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarRecentAppsController.java b/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarRecentAppsController.java
new file mode 100644
index 0000000..acfbea3
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarRecentAppsController.java
@@ -0,0 +1,153 @@
+/*
+ * 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.taskbar;
+
+import android.app.ActivityManager;
+import android.content.ComponentName;
+import android.util.SparseArray;
+
+import com.android.launcher3.model.data.AppInfo;
+import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.model.data.WorkspaceItemInfo;
+import com.android.quickstep.RecentsModel;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Provides recent apps functionality specifically in a desktop environment.
+ */
+public class DesktopTaskbarRecentAppsController extends TaskbarRecentAppsController {
+
+    private final TaskbarActivityContext mContext;
+    private ArrayList<ItemInfo> mRunningApps = new ArrayList<>();
+    private AppInfo[] mApps;
+
+    public DesktopTaskbarRecentAppsController(TaskbarActivityContext context) {
+        mContext = context;
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        mApps = null;
+    }
+
+    @Override
+    protected void setApps(AppInfo[] apps) {
+        mApps = apps;
+    }
+
+    @Override
+    protected boolean isEnabled() {
+        return true;
+    }
+
+    /**
+     * Set mRunningApps to hold currently running applications using the list of currently running
+     * tasks. Filtering is also done to ignore applications that are already on the taskbar in the
+     * original hotseat.
+     */
+    @Override
+    protected void updateRunningApps(SparseArray<ItemInfo> hotseatItems) {
+        ArrayList<AppInfo> runningApps = getRunningAppsFromTasks();
+        ArrayList<ItemInfo> filteredRunningApps = new ArrayList<>();
+        for (AppInfo runningApp : runningApps) {
+            boolean shouldAddOnTaskbar = true;
+            for (int i = 0; i < hotseatItems.size(); i++) {
+                if (hotseatItems.keyAt(i) >= mControllers.taskbarActivityContext.getDeviceProfile()
+                        .numShownHotseatIcons) {
+                    break;
+                }
+                if (hotseatItems.valueAt(i).getTargetPackage()
+                        .equals(runningApp.getTargetPackage())) {
+                    shouldAddOnTaskbar = false;
+                    break;
+                }
+            }
+            if (shouldAddOnTaskbar) {
+                filteredRunningApps.add(new WorkspaceItemInfo(runningApp));
+            }
+        }
+        mRunningApps = filteredRunningApps;
+        mControllers.taskbarViewController.commitRunningAppsToUI();
+    }
+
+    /**
+     * Returns a copy of hotseatItems with the addition of currently running applications.
+     */
+    @Override
+    protected ItemInfo[] updateHotseatItemInfos(ItemInfo[] hotseatItemInfos) {
+        // hotseatItemInfos.length would be 0 if deviceProfile.numShownHotseatIcons is 0, so we
+        // don't want to show anything in the hotseat
+        if (hotseatItemInfos.length == 0) return hotseatItemInfos;
+
+        int runningAppsIndex = 0;
+        ItemInfo[] newHotseatItemsInfo = Arrays.copyOf(
+                hotseatItemInfos, hotseatItemInfos.length + mRunningApps.size());
+        for (int i = hotseatItemInfos.length; i < newHotseatItemsInfo.length; i++) {
+            newHotseatItemsInfo[i] = mRunningApps.get(runningAppsIndex);
+            runningAppsIndex++;
+        }
+        return newHotseatItemsInfo;
+    }
+
+
+    /**
+     * Returns a list of running applications from the list of currently running tasks.
+     */
+    private ArrayList<AppInfo> getRunningAppsFromTasks() {
+        ArrayList<ActivityManager.RunningTaskInfo> tasks =
+                RecentsModel.INSTANCE.get(mContext).getRunningTasks();
+        ArrayList<AppInfo> runningApps = new ArrayList<>();
+        // early return if apps is empty, since we would have no AppInfo to compare
+        if (mApps == null)  {
+            return runningApps;
+        }
+
+        Set<String> seenPackages = new HashSet<>();
+        for (ActivityManager.RunningTaskInfo taskInfo : tasks) {
+            if (taskInfo.realActivity == null) continue;
+
+            // If a different task for the same package has already been handled, skip this one
+            String taskPackage = taskInfo.realActivity.getPackageName();
+            if (seenPackages.contains(taskPackage)) continue;
+
+            // Otherwise, get the corresponding AppInfo and add it to the list
+            seenPackages.add(taskPackage);
+            AppInfo app = getAppInfo(taskInfo.realActivity);
+            if (app == null) continue;
+            runningApps.add(app);
+        }
+        return runningApps;
+    }
+
+    /**
+     * Retrieves the corresponding AppInfo for the activity.
+     */
+    private AppInfo getAppInfo(ComponentName activity) {
+        String packageName = activity.getPackageName();
+        for (AppInfo app : mApps) {
+            if (!packageName.equals(app.getTargetPackage())) {
+                continue;
+            }
+            return app;
+        }
+        return null;
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarUIController.java
index cf56248..17e8a49c8 100644
--- a/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarUIController.java
@@ -32,11 +32,14 @@
 
     @Override
     protected void init(TaskbarControllers taskbarControllers) {
+        super.init(taskbarControllers);
         mLauncher.getHotseat().setIconsAlpha(0f);
+        mControllers.taskbarViewController.updateRunningApps();
     }
 
     @Override
     protected void onDestroy() {
+        super.onDestroy();
         mLauncher.getHotseat().setIconsAlpha(1f);
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index 7ab59b8..e13fcf2 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -237,6 +237,12 @@
                         & Configuration.UI_MODE_NIGHT_MASK;
                 boolean isDarkTheme = mode == Configuration.UI_MODE_NIGHT_YES;
                 mTaskbarNavButtonDarkIntensity.updateValue(isDarkTheme ? 0 : 1);
+
+                if (mIsImeRenderingNavButtons) {
+                    // Hide the back button while the IME is visible during SUW
+                    mPropertyHolders.add(new StatePropertyHolder(mBackButton,
+                            flags -> (flags & FLAG_IME_VISIBLE) == 0));
+                }
             } else if (isInKidsMode) {
                 int iconSize = mContext.getResources().getDimensionPixelSize(
                         R.dimen.taskbar_icon_size_kids);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 6c74ae3..678eb99 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -170,13 +170,15 @@
 
         mAccessibilityDelegate = new TaskbarShortcutMenuAccessibilityDelegate(this);
 
+        final boolean isDesktopMode = getPackageManager().hasSystemFeature(FEATURE_PC);
+
         // Construct controllers.
         mControllers = new TaskbarControllers(this,
                 new TaskbarDragController(this),
                 buttonController,
-                getPackageManager().hasSystemFeature(FEATURE_PC)
-                        ? new DesktopNavbarButtonsViewController(this, navButtonsView) :
-                        new NavbarButtonsViewController(this, navButtonsView),
+                isDesktopMode
+                        ? new DesktopNavbarButtonsViewController(this, navButtonsView)
+                        : new NavbarButtonsViewController(this, navButtonsView),
                 new RotationButtonController(this,
                         c.getColor(R.color.taskbar_nav_icon_light_color),
                         c.getColor(R.color.taskbar_nav_icon_dark_color),
@@ -197,7 +199,10 @@
                 new TaskbarAutohideSuspendController(this),
                 new TaskbarPopupController(this),
                 new TaskbarForceVisibleImmersiveController(this),
-                new TaskbarAllAppsController(this));
+                new TaskbarAllAppsController(this),
+                isDesktopMode
+                        ? new DesktopTaskbarRecentAppsController(this)
+                        : TaskbarRecentAppsController.DEFAULT);
     }
 
     public void init(TaskbarSharedState sharedState) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
index a5999cc..0eab7ae 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
@@ -50,6 +50,7 @@
     public final TaskbarPopupController taskbarPopupController;
     public final TaskbarForceVisibleImmersiveController taskbarForceVisibleImmersiveController;
     public final TaskbarAllAppsController taskbarAllAppsController;
+    public final TaskbarRecentAppsController taskbarRecentAppsController;
 
     @Nullable private LoggableTaskbarController[] mControllersToLog = null;
 
@@ -75,7 +76,8 @@
             TaskbarAutohideSuspendController taskbarAutoHideSuspendController,
             TaskbarPopupController taskbarPopupController,
             TaskbarForceVisibleImmersiveController taskbarForceVisibleImmersiveController,
-            TaskbarAllAppsController taskbarAllAppsController) {
+            TaskbarAllAppsController taskbarAllAppsController,
+            TaskbarRecentAppsController taskbarRecentAppsController) {
         this.taskbarActivityContext = taskbarActivityContext;
         this.taskbarDragController = taskbarDragController;
         this.navButtonController = navButtonController;
@@ -93,6 +95,7 @@
         this.taskbarPopupController = taskbarPopupController;
         this.taskbarForceVisibleImmersiveController = taskbarForceVisibleImmersiveController;
         this.taskbarAllAppsController = taskbarAllAppsController;
+        this.taskbarRecentAppsController = taskbarRecentAppsController;
     }
 
     /**
@@ -117,6 +120,7 @@
         taskbarPopupController.init(this);
         taskbarForceVisibleImmersiveController.init(this);
         taskbarAllAppsController.init(this, sharedState);
+        taskbarRecentAppsController.init(this);
 
         mControllersToLog = new LoggableTaskbarController[] {
                 taskbarDragController, navButtonController, navbarButtonsViewController,
@@ -153,6 +157,7 @@
         taskbarPopupController.onDestroy();
         taskbarForceVisibleImmersiveController.onDestroy();
         taskbarAllAppsController.onDestroy();
+        taskbarRecentAppsController.onDestroy();
 
         mControllersToLog = null;
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
index 62392ee..af8825e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
@@ -29,6 +29,7 @@
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.LauncherBindableItemsContainer;
+import com.android.quickstep.RecentsModel;
 
 import java.io.PrintWriter;
 import java.util.ArrayList;
@@ -41,7 +42,7 @@
  * Launcher model Callbacks for rendering taskbar.
  */
 public class TaskbarModelCallbacks implements
-        BgDataModel.Callbacks, LauncherBindableItemsContainer {
+        BgDataModel.Callbacks, LauncherBindableItemsContainer, RecentsModel.RunningTasksListener {
 
     private final SparseArray<ItemInfo> mHotseatItems = new SparseArray<>();
     private List<ItemInfo> mPredictedItems = Collections.emptyList();
@@ -60,6 +61,16 @@
 
     public void init(TaskbarControllers controllers) {
         mControllers = controllers;
+        if (mControllers.taskbarRecentAppsController.isEnabled()) {
+            RecentsModel.INSTANCE.get(mContext).registerRunningTasksListener(this);
+        }
+    }
+
+    /**
+     * Unregisters listeners in this class.
+     */
+    public void unregisterListeners() {
+        RecentsModel.INSTANCE.get(mContext).unregisterRunningTasksListener();
     }
 
     @Override
@@ -184,6 +195,8 @@
                 isHotseatEmpty = false;
             }
         }
+        hotseatItemInfos = mControllers.taskbarRecentAppsController
+                .updateHotseatItemInfos(hotseatItemInfos);
         mContainer.updateHotseatItems(hotseatItemInfos);
 
         final boolean finalIsHotseatEmpty = isHotseatEmpty;
@@ -195,6 +208,21 @@
     }
 
     @Override
+    public void onRunningTasksChanged() {
+        updateRunningApps();
+    }
+
+    /** Called when there's a change in running apps to update the UI. */
+    public void commitRunningAppsToUI() {
+        commitItemsToUI();
+    }
+
+    /** Call TaskbarRecentAppsController to update running apps with mHotseatItems. */
+    public void updateRunningApps() {
+        mControllers.taskbarRecentAppsController.updateRunningApps(mHotseatItems);
+    }
+
+    @Override
     public void bindDeepShortcutMap(HashMap<ComponentKey, Integer> deepShortcutMapCopy) {
         mControllers.taskbarPopupController.setDeepShortcutMap(deepShortcutMapCopy);
     }
@@ -202,6 +230,7 @@
     @Override
     public void bindAllApplications(AppInfo[] apps, int flags) {
         mControllers.taskbarAllAppsController.setApps(apps, flags);
+        mControllers.taskbarRecentAppsController.setApps(apps);
     }
 
     protected void dumpLogs(String prefix, PrintWriter pw) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.java
new file mode 100644
index 0000000..8445cff
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.java
@@ -0,0 +1,63 @@
+/*
+ * 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.taskbar;
+
+import android.util.SparseArray;
+
+import androidx.annotation.CallSuper;
+
+import com.android.launcher3.model.data.AppInfo;
+import com.android.launcher3.model.data.ItemInfo;
+
+/**
+ * Base class for providing recent apps functionality
+ */
+public class TaskbarRecentAppsController {
+
+    public static final TaskbarRecentAppsController DEFAULT = new TaskbarRecentAppsController();
+
+    // Initialized in init.
+    protected TaskbarControllers mControllers;
+
+    @CallSuper
+    protected void init(TaskbarControllers taskbarControllers) {
+        mControllers = taskbarControllers;
+    }
+
+    @CallSuper
+    protected void onDestroy() {
+        mControllers = null;
+    }
+
+    /** Stores the current {@link AppInfo} instances, no-op except in desktop environment. */
+    protected void setApps(AppInfo[] apps) { }
+
+    /**
+     * Indicates whether recent apps functionality is enabled, should return false except in
+     * desktop environment.
+     */
+    protected boolean isEnabled() {
+        return false;
+    }
+
+    /** Called to update hotseatItems, no-op except in desktop environment. */
+    protected ItemInfo[] updateHotseatItemInfos(ItemInfo[] hotseatItems) {
+        return hotseatItems;
+    }
+
+    /** Called to update the list of currently running apps, no-op except in desktop environment. */
+    protected void updateRunningApps(SparseArray<ItemInfo> hotseatItems) { }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index a89061b..7fca048 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -107,6 +107,7 @@
 
     public void onDestroy() {
         LauncherAppState.getInstance(mActivity).getModel().removeCallbacks(mModelCallbacks);
+        mModelCallbacks.unregisterListeners();
     }
 
     public boolean areIconsVisible() {
@@ -298,6 +299,16 @@
         mModelCallbacks.dumpLogs(prefix + "\t", pw);
     }
 
+    /** Called when there's a change in running apps to update the UI. */
+    public void commitRunningAppsToUI() {
+        mModelCallbacks.commitRunningAppsToUI();
+    }
+
+    /** Call TaskbarModelCallbacks to update running apps. */
+    public void updateRunningApps() {
+        mModelCallbacks.updateRunningApps();
+    }
+
     /**
      * Callbacks for {@link TaskbarView} to interact with its controller.
      */
diff --git a/quickstep/src/com/android/quickstep/RecentTasksList.java b/quickstep/src/com/android/quickstep/RecentTasksList.java
index 097850f..d0ad221 100644
--- a/quickstep/src/com/android/quickstep/RecentTasksList.java
+++ b/quickstep/src/com/android/quickstep/RecentTasksList.java
@@ -62,6 +62,10 @@
     private TaskLoadResult mResultsBg = INVALID_RESULT;
     private TaskLoadResult mResultsUi = INVALID_RESULT;
 
+    private RecentsModel.RunningTasksListener mRunningTasksListener;
+    // Tasks are stored in order of least recently launched to most recently launched.
+    private ArrayList<ActivityManager.RunningTaskInfo> mRunningTasks;
+
     public RecentTasksList(LooperExecutor mainThreadExecutor,
             KeyguardManagerCompat keyguardManager, SystemUiProxy sysUiProxy) {
         mMainThreadExecutor = mainThreadExecutor;
@@ -73,7 +77,26 @@
             public void onRecentTasksChanged() throws RemoteException {
                 mMainThreadExecutor.execute(RecentTasksList.this::onRecentTasksChanged);
             }
+
+            @Override
+            public void onRunningTaskAppeared(ActivityManager.RunningTaskInfo taskInfo) {
+                mMainThreadExecutor.execute(() -> {
+                    RecentTasksList.this.onRunningTaskAppeared(taskInfo);
+                });
+            }
+
+            @Override
+            public void onRunningTaskVanished(ActivityManager.RunningTaskInfo taskInfo) {
+                mMainThreadExecutor.execute(() -> {
+                    RecentTasksList.this.onRunningTaskVanished(taskInfo);
+                });
+            }
         });
+        // We may receive onRunningTaskAppeared events later for tasks which have already been
+        // included in the list returned by mSysUiProxy.getRunningTasks(), or may receive
+        // onRunningTaskVanished for tasks not included in the returned list. These cases will be
+        // addressed when the tasks are added to/removed from mRunningTasks.
+        initRunningTasks(mSysUiProxy.getRunningTasks(Integer.MAX_VALUE));
     }
 
     @VisibleForTesting
@@ -154,6 +177,59 @@
         mChangeId++;
     }
 
+     /**
+     * Registers a listener for running tasks
+     */
+    public void registerRunningTasksListener(RecentsModel.RunningTasksListener listener) {
+        mRunningTasksListener = listener;
+    }
+
+    /**
+     * Removes the previously registered running tasks listener
+     */
+    public void unregisterRunningTasksListener() {
+        mRunningTasksListener = null;
+    }
+
+    private void initRunningTasks(ArrayList<ActivityManager.RunningTaskInfo> runningTasks) {
+        // Tasks are retrieved in order of most recently launched/used to least recently launched.
+        mRunningTasks = new ArrayList<>(runningTasks);
+        Collections.reverse(mRunningTasks);
+    }
+
+    /**
+     * Gets the set of running tasks.
+     */
+    public ArrayList<ActivityManager.RunningTaskInfo> getRunningTasks() {
+        return mRunningTasks;
+    }
+
+    private void onRunningTaskAppeared(ActivityManager.RunningTaskInfo taskInfo) {
+        // Make sure this task is not already in the list
+        for (ActivityManager.RunningTaskInfo existingTask : mRunningTasks) {
+            if (taskInfo.taskId == existingTask.taskId) {
+                return;
+            }
+        }
+        mRunningTasks.add(taskInfo);
+        if (mRunningTasksListener != null) {
+            mRunningTasksListener.onRunningTasksChanged();
+        }
+    }
+
+    private void onRunningTaskVanished(ActivityManager.RunningTaskInfo taskInfo) {
+        // Find the task from the list of running tasks, if it exists
+        for (ActivityManager.RunningTaskInfo existingTask : mRunningTasks) {
+            if (existingTask.taskId != taskInfo.taskId) continue;
+
+            mRunningTasks.remove(existingTask);
+            if (mRunningTasksListener != null) {
+                mRunningTasksListener.onRunningTasksChanged();
+            }
+            return;
+        }
+    }
+
     /**
      * Loads and creates a list of all the recent tasks.
      */
diff --git a/quickstep/src/com/android/quickstep/RecentsModel.java b/quickstep/src/com/android/quickstep/RecentsModel.java
index 5d77a6e..964f8ea 100644
--- a/quickstep/src/com/android/quickstep/RecentsModel.java
+++ b/quickstep/src/com/android/quickstep/RecentsModel.java
@@ -241,4 +241,35 @@
          */
         void onTaskIconChanged(String pkg, UserHandle user);
     }
+
+    /**
+     * Registers a listener for running tasks
+     */
+    public void registerRunningTasksListener(RunningTasksListener listener) {
+        mTaskList.registerRunningTasksListener(listener);
+    }
+
+    /**
+     * Removes the previously registered running tasks listener
+     */
+    public void unregisterRunningTasksListener() {
+        mTaskList.unregisterRunningTasksListener();
+    }
+
+    /**
+     * Gets the set of running tasks.
+     */
+    public ArrayList<ActivityManager.RunningTaskInfo> getRunningTasks() {
+        return mTaskList.getRunningTasks();
+    }
+
+    /**
+     * Listener for receiving running tasks changes
+     */
+    public interface RunningTasksListener {
+        /**
+         * Called when there's a change to running tasks
+         */
+        void onRunningTasksChanged();
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index 5ef89d3..1b50469 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -20,12 +20,14 @@
 import static com.android.launcher3.util.DisplayController.CHANGE_NAVIGATION_MODE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 
+import android.app.ActivityManager;
 import android.app.PendingIntent;
 import android.app.PictureInPictureParams;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
 import android.graphics.Bitmap;
 import android.graphics.Insets;
 import android.graphics.Rect;
@@ -108,12 +110,14 @@
     private boolean mLastNavButtonAnimate;
     private boolean mHasNavButtonAlphaBeenSet = false;
     private Runnable mPendingSetNavButtonAlpha = null;
+    private Context mContext;
 
     // TODO(141886704): Find a way to remove this
     private int mLastSystemUiStateFlags;
 
     public SystemUiProxy(Context context) {
         DisplayController.INSTANCE.get(context).addChangeListener(this);
+        mContext = context;
     }
 
     @Override
@@ -889,4 +893,20 @@
         }
         return new ArrayList<>();
     }
+
+    /**
+     * Gets the set of running tasks.
+     */
+    public ArrayList<ActivityManager.RunningTaskInfo> getRunningTasks(int numTasks) {
+        if (mRecentTasks != null
+                && mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_PC)) {
+            try {
+                return new ArrayList<ActivityManager.RunningTaskInfo>(
+                        Arrays.asList(mRecentTasks.getRunningTasks(numTasks)));
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call getRunningTasks", e);
+            }
+        }
+        return new ArrayList<>();
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index d9f668d..b9615ab 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -271,7 +271,8 @@
 
         getPagedOrientationHandler().setSplitIconParams(mIconView, mIconView2,
                 taskIconHeight, mSnapshotView.getMeasuredWidth(), mSnapshotView.getMeasuredHeight(),
-                isRtl, deviceProfile, mSplitBoundsConfig);
+                getMeasuredHeight(), getMeasuredWidth(), isRtl, deviceProfile,
+                mSplitBoundsConfig);
     }
 
     private void updateSecondaryDwbPlacement() {
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 1d621dc..bf817ec 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -1008,8 +1008,11 @@
         // resetViewTransforms is called during Quickswitch scrolling.
         mDismissTranslationX = mTaskOffsetTranslationX =
                 mTaskResistanceTranslationX = mSplitSelectTranslationX = mGridEndTranslationX = 0f;
-        mDismissTranslationY = mTaskOffsetTranslationY = mTaskResistanceTranslationY =
-                mSplitSelectTranslationY = 0f;
+        mDismissTranslationY = mTaskOffsetTranslationY = mTaskResistanceTranslationY = 0f;
+        if (getRecentsView() == null || !getRecentsView().isSplitSelectionActive()) {
+            mSplitSelectTranslationY = 0f;
+        }
+
         setSnapshotScale(1f);
         applyTranslationX();
         applyTranslationY();
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 5c406bd..bb1590c 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -2182,10 +2182,6 @@
 
         IntSet result = new IntSet();
         if (visibleIds.isEmpty()) {
-            if (TestProtocol.sDebugTracing) {
-                Log.d(TestProtocol.NULL_INT_SET, "getPagesToBindSynchronously (1): "
-                        + result);
-            }
             return result;
         }
         for (int id : orderedScreenIds.toArray()) {
@@ -2206,10 +2202,6 @@
             // pages being hidden in single panel.
             result.add(pairId);
         }
-        if (TestProtocol.sDebugTracing) {
-            Log.d(TestProtocol.NULL_INT_SET, "getPagesToBindSynchronously (2): "
-                    + result);
-        }
         return result;
     }
 
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index ee6f51e..3db5dcd 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -347,12 +347,6 @@
     public void addCallbacks(Callbacks callbacks) {
         Preconditions.assertUIThread();
         synchronized (mCallbacksList) {
-            if (TestProtocol.sDebugTracing) {
-                Log.d(TestProtocol.NULL_INT_SET, "addCallbacks pointer: "
-                        + callbacks
-                        + ", name: "
-                        + callbacks.getClass().getName(), new Exception());
-            }
             mCallbacksList.add(callbacks);
         }
     }
diff --git a/src/com/android/launcher3/model/BaseLoaderResults.java b/src/com/android/launcher3/model/BaseLoaderResults.java
index 5b278ab..db417a7 100644
--- a/src/com/android/launcher3/model/BaseLoaderResults.java
+++ b/src/com/android/launcher3/model/BaseLoaderResults.java
@@ -32,7 +32,6 @@
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.LooperExecutor;
@@ -174,20 +173,8 @@
             ArrayList<LauncherAppWidgetInfo> currentAppWidgets = new ArrayList<>();
             ArrayList<LauncherAppWidgetInfo> otherAppWidgets = new ArrayList<>();
 
-            if (TestProtocol.sDebugTracing) {
-                Log.d(TestProtocol.NULL_INT_SET, "bind (1) currentScreenIds: "
-                        + currentScreenIds
-                        + ", pointer: "
-                        + mCallbacks
-                        + ", name: "
-                        + mCallbacks.getClass().getName());
-            }
             filterCurrentWorkspaceItems(currentScreenIds, mWorkspaceItems, currentWorkspaceItems,
                     otherWorkspaceItems);
-            if (TestProtocol.sDebugTracing) {
-                Log.d(TestProtocol.NULL_INT_SET, "bind (2) currentScreenIds: "
-                        + currentScreenIds);
-            }
             filterCurrentWorkspaceItems(currentScreenIds, mAppWidgets, currentAppWidgets,
                     otherAppWidgets);
             final InvariantDeviceProfile idp = mApp.getInvariantDeviceProfile();
diff --git a/src/com/android/launcher3/model/ModelUtils.java b/src/com/android/launcher3/model/ModelUtils.java
index ef5eef1..58aa9e5 100644
--- a/src/com/android/launcher3/model/ModelUtils.java
+++ b/src/com/android/launcher3/model/ModelUtils.java
@@ -31,7 +31,6 @@
 import com.android.launcher3.icons.LauncherIcons;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.IntSet;
 
@@ -67,10 +66,6 @@
                 (lhs, rhs) -> Integer.compare(lhs.container, rhs.container));
         for (T info : allWorkspaceItems) {
             if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
-                if (TestProtocol.sDebugTracing) {
-                    Log.d(TestProtocol.NULL_INT_SET, "filterCurrentWorkspaceItems: "
-                            + currentScreenIds);
-                }
                 if (currentScreenIds.contains(info.screenId)) {
                     currentScreenItems.add(info);
                     itemsOnScreen.add(info.id);
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index faf5817..ac89df2 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -134,7 +134,6 @@
 
     public static final String PERMANENT_DIAG_TAG = "TaplTarget";
     public static final String NO_DROP_TARGET = "b/195031154";
-    public static final String NULL_INT_SET = "b/200572078";
     public static final String MISSING_PROMISE_ICON = "b/202985412";
 
     public static final String BAD_STATE = "b/223498680";
diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index 2609e54..d1f54ce 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.touch;
 
+import static android.view.Gravity.BOTTOM;
 import static android.view.Gravity.CENTER_VERTICAL;
 import static android.view.Gravity.END;
 import static android.view.Gravity.START;
@@ -468,18 +469,42 @@
     @Override
     public void setSplitIconParams(View primaryIconView, View secondaryIconView,
             int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight,
-            boolean isRtl, DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
+            int groupedTaskViewHeight, int groupedTaskViewWidth, boolean isRtl,
+            DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
         FrameLayout.LayoutParams primaryIconParams =
                 (FrameLayout.LayoutParams) primaryIconView.getLayoutParams();
         FrameLayout.LayoutParams secondaryIconParams =
                 new FrameLayout.LayoutParams(primaryIconParams);
 
-        primaryIconParams.gravity = CENTER_VERTICAL | (isRtl ? START : END);
+        // We calculate the "midpoint" of the thumbnail area, and place the icons there.
+        // This is the place where the thumbnail area splits by default, in a near-50/50 split.
+        // It is usually not exactly 50/50, due to insets/screen cutouts.
+        int fullscreenInsetThickness = deviceProfile.getInsets().top;
+        int fullscreenMidpointFromBottom = ((deviceProfile.heightPx - fullscreenInsetThickness)
+                / 2);
+        float midpointFromBottomPct = (float) fullscreenMidpointFromBottom / deviceProfile.heightPx;
+        float insetPct = (float) fullscreenInsetThickness / deviceProfile.heightPx;
+        int spaceAboveSnapshots = deviceProfile.overviewTaskThumbnailTopMarginPx;
+        int overviewThumbnailAreaThickness = groupedTaskViewHeight - spaceAboveSnapshots;
+        int bottomToMidpointOffset = (int) (overviewThumbnailAreaThickness * midpointFromBottomPct);
+        int insetOffset = (int) (overviewThumbnailAreaThickness * insetPct);
+
+        primaryIconParams.gravity = BOTTOM | (isRtl ? START : END);
+        secondaryIconParams.gravity = BOTTOM | (isRtl ? START : END);
         primaryIconView.setTranslationX(0);
-        primaryIconView.setTranslationY(-(taskIconHeight / 2f));
-        secondaryIconParams.gravity = CENTER_VERTICAL | (isRtl ? START : END);
         secondaryIconView.setTranslationX(0);
-        secondaryIconView.setTranslationY(taskIconHeight / 2f);
+        if (splitConfig.initiatedFromSeascape) {
+            // if the split was initiated from seascape,
+            // the task on the right (secondary) is slightly larger
+            primaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset);
+            secondaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset
+                    + taskIconHeight);
+        } else {
+            // if not,
+            // the task on the left (primary) is slightly larger
+            primaryIconView.setTranslationY(-bottomToMidpointOffset);
+            secondaryIconView.setTranslationY(-bottomToMidpointOffset + taskIconHeight);
+        }
 
         primaryIconView.setLayoutParams(primaryIconParams);
         secondaryIconView.setLayoutParams(secondaryIconParams);
diff --git a/src/com/android/launcher3/touch/PagedOrientationHandler.java b/src/com/android/launcher3/touch/PagedOrientationHandler.java
index 6e594e9..1b17126 100644
--- a/src/com/android/launcher3/touch/PagedOrientationHandler.java
+++ b/src/com/android/launcher3/touch/PagedOrientationHandler.java
@@ -146,7 +146,8 @@
             int taskIconMargin, int taskIconHeight, int thumbnailTopMargin, boolean isRtl);
     void setSplitIconParams(View primaryIconView, View secondaryIconView,
             int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight,
-            boolean isRtl, DeviceProfile deviceProfile, StagedSplitBounds splitConfig);
+            int groupedTaskViewHeight, int groupedTaskViewWidth, boolean isRtl,
+            DeviceProfile deviceProfile, StagedSplitBounds splitConfig);
 
     /*
      * The following two methods try to center the TaskMenuView in landscape by finding the center
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 2c9afd6..88c3bfe 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -18,6 +18,7 @@
 
 import static android.view.Gravity.BOTTOM;
 import static android.view.Gravity.CENTER_HORIZONTAL;
+import static android.view.Gravity.END;
 import static android.view.Gravity.START;
 import static android.view.Gravity.TOP;
 import static android.view.ViewGroup.LayoutParams.MATCH_PARENT;
@@ -334,8 +335,14 @@
         // Set translations
         if (deviceProfile.isLandscape) {
             if (desiredTaskId == splitBounds.rightBottomTaskId) {
-                translationX = ((taskViewWidth * splitBounds.leftTaskPercent)
-                                + (taskViewWidth * splitBounds.dividerWidthPercent));
+                float leftTopTaskPercent = splitBounds.appsStackedVertically
+                        ? splitBounds.topTaskPercent
+                        : splitBounds.leftTaskPercent;
+                float dividerThicknessPercent = splitBounds.appsStackedVertically
+                        ? splitBounds.dividerHeightPercent
+                        : splitBounds.dividerWidthPercent;
+                translationX = ((taskViewWidth * leftTopTaskPercent)
+                        + (taskViewWidth * dividerThicknessPercent));
             }
         } else {
             if (desiredTaskId == splitBounds.leftTopTaskId) {
@@ -559,18 +566,70 @@
     @Override
     public void setSplitIconParams(View primaryIconView, View secondaryIconView,
             int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight,
-            boolean isRtl, DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
+            int groupedTaskViewHeight, int groupedTaskViewWidth, boolean isRtl,
+            DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
         FrameLayout.LayoutParams primaryIconParams =
                 (FrameLayout.LayoutParams) primaryIconView.getLayoutParams();
         FrameLayout.LayoutParams secondaryIconParams =
                 new FrameLayout.LayoutParams(primaryIconParams);
 
-        primaryIconParams.gravity = TOP | CENTER_HORIZONTAL;
-        // shifts icon half a width left (height is used conveniently here since icons are square)
-        primaryIconView.setTranslationX(-(taskIconHeight / 2f));
+        if (deviceProfile.isLandscape) {
+            // We calculate the "midpoint" of the thumbnail area, and place the icons there.
+            // This is the place where the thumbnail area splits by default, in a near-50/50 split.
+            // It is usually not exactly 50/50, due to insets/screen cutouts.
+            int fullscreenInsetThickness = deviceProfile.isSeascape()
+                    ? deviceProfile.getInsets().right
+                    : deviceProfile.getInsets().left;
+            int fullscreenMidpointFromBottom = ((deviceProfile.widthPx
+                    - fullscreenInsetThickness) / 2);
+            float midpointFromBottomPct = (float) fullscreenMidpointFromBottom
+                    / deviceProfile.widthPx;
+            float insetPct = (float) fullscreenInsetThickness / deviceProfile.widthPx;
+            int spaceAboveSnapshots = 0;
+            int overviewThumbnailAreaThickness = groupedTaskViewWidth - spaceAboveSnapshots;
+            int bottomToMidpointOffset = (int) (overviewThumbnailAreaThickness
+                    * midpointFromBottomPct);
+            int insetOffset = (int) (overviewThumbnailAreaThickness * insetPct);
+
+            if (deviceProfile.isSeascape()) {
+                primaryIconParams.gravity = TOP | (isRtl ? END : START);
+                secondaryIconParams.gravity = TOP | (isRtl ? END : START);
+                if (splitConfig.initiatedFromSeascape) {
+                    // if the split was initiated from seascape,
+                    // the task on the right (secondary) is slightly larger
+                    primaryIconView.setTranslationX(bottomToMidpointOffset - taskIconHeight);
+                    secondaryIconView.setTranslationX(bottomToMidpointOffset);
+                } else {
+                    // if not,
+                    // the task on the left (primary) is slightly larger
+                    primaryIconView.setTranslationX(bottomToMidpointOffset + insetOffset
+                            - taskIconHeight);
+                    secondaryIconView.setTranslationX(bottomToMidpointOffset + insetOffset);
+                }
+            } else {
+                primaryIconParams.gravity = TOP | (isRtl ? START : END);
+                secondaryIconParams.gravity = TOP | (isRtl ? START : END);
+                if (!splitConfig.initiatedFromSeascape) {
+                    // if the split was initiated from landscape,
+                    // the task on the left (primary) is slightly larger
+                    primaryIconView.setTranslationX(-bottomToMidpointOffset);
+                    secondaryIconView.setTranslationX(-bottomToMidpointOffset + taskIconHeight);
+                } else {
+                    // if not,
+                    // the task on the right (secondary) is slightly larger
+                    primaryIconView.setTranslationX(-bottomToMidpointOffset - insetOffset);
+                    secondaryIconView.setTranslationX(-bottomToMidpointOffset - insetOffset
+                            + taskIconHeight);
+                }
+            }
+        } else {
+            primaryIconParams.gravity = TOP | CENTER_HORIZONTAL;
+            // shifts icon half a width left (height is used here since icons are square)
+            primaryIconView.setTranslationX(-(taskIconHeight / 2f));
+            secondaryIconParams.gravity = TOP | CENTER_HORIZONTAL;
+            secondaryIconView.setTranslationX(taskIconHeight / 2f);
+        }
         primaryIconView.setTranslationY(0);
-        secondaryIconParams.gravity = TOP | CENTER_HORIZONTAL;
-        secondaryIconView.setTranslationX(taskIconHeight / 2f);
         secondaryIconView.setTranslationY(0);
 
         primaryIconView.setLayoutParams(primaryIconParams);
diff --git a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
index 9151796..74b6a5b 100644
--- a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
@@ -178,16 +178,46 @@
     @Override
     public void setSplitIconParams(View primaryIconView, View secondaryIconView,
             int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight,
-            boolean isRtl, DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
+            int groupedTaskViewHeight, int groupedTaskViewWidth, boolean isRtl,
+            DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
         super.setSplitIconParams(primaryIconView, secondaryIconView, taskIconHeight,
-                primarySnapshotWidth, primarySnapshotHeight, isRtl, deviceProfile, splitConfig);
+                primarySnapshotWidth, primarySnapshotHeight, groupedTaskViewHeight,
+                groupedTaskViewWidth, isRtl, deviceProfile, splitConfig);
         FrameLayout.LayoutParams primaryIconParams =
                 (FrameLayout.LayoutParams) primaryIconView.getLayoutParams();
         FrameLayout.LayoutParams secondaryIconParams =
                 (FrameLayout.LayoutParams) secondaryIconView.getLayoutParams();
 
-        primaryIconParams.gravity = CENTER_VERTICAL | (isRtl ? END : START);
-        secondaryIconParams.gravity = CENTER_VERTICAL | (isRtl ? END : START);
+        // We calculate the "midpoint" of the thumbnail area, and place the icons there.
+        // This is the place where the thumbnail area splits by default, in a near-50/50 split.
+        // It is usually not exactly 50/50, due to insets/screen cutouts.
+        int fullscreenInsetThickness = deviceProfile.getInsets().top;
+        int fullscreenMidpointFromBottom = ((deviceProfile.heightPx
+                - fullscreenInsetThickness) / 2);
+        float midpointFromBottomPct = (float) fullscreenMidpointFromBottom / deviceProfile.heightPx;
+        float insetPct = (float) fullscreenInsetThickness / deviceProfile.heightPx;
+        int spaceAboveSnapshots = deviceProfile.overviewTaskThumbnailTopMarginPx;
+        int overviewThumbnailAreaThickness = groupedTaskViewHeight - spaceAboveSnapshots;
+        int bottomToMidpointOffset = (int) (overviewThumbnailAreaThickness * midpointFromBottomPct);
+        int insetOffset = (int) (overviewThumbnailAreaThickness * insetPct);
+
+        primaryIconParams.gravity = BOTTOM | (isRtl ? END : START);
+        secondaryIconParams.gravity = BOTTOM | (isRtl ? END : START);
+        primaryIconView.setTranslationX(0);
+        secondaryIconView.setTranslationX(0);
+        if (splitConfig.initiatedFromSeascape) {
+            // if the split was initiated from seascape,
+            // the task on the right (secondary) is slightly larger
+            primaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset);
+            secondaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset
+                    + taskIconHeight);
+        } else {
+            // if not,
+            // the task on the left (primary) is slightly larger
+            primaryIconView.setTranslationY(-bottomToMidpointOffset);
+            secondaryIconView.setTranslationY(-bottomToMidpointOffset + taskIconHeight);
+        }
+
         primaryIconView.setLayoutParams(primaryIconParams);
         secondaryIconView.setLayoutParams(secondaryIconParams);
     }
diff --git a/src/com/android/launcher3/util/SplitConfigurationOptions.java b/src/com/android/launcher3/util/SplitConfigurationOptions.java
index cb714b2..b40493a 100644
--- a/src/com/android/launcher3/util/SplitConfigurationOptions.java
+++ b/src/com/android/launcher3/util/SplitConfigurationOptions.java
@@ -113,6 +113,14 @@
          * the bounds were originally in
          */
         public final boolean appsStackedVertically;
+        /**
+         * If {@code true}, that means at the time of creation of this object, the phone was in
+         * seascape orientation. This is important on devices with insets, because they do not split
+         * evenly -- one of the insets must be slightly larger to account for the inset.
+         * From landscape, it is the leftTop task that expands slightly.
+         * From seascape, it is the rightBottom task that expands slightly.
+         */
+        public final boolean initiatedFromSeascape;
         public final int leftTopTaskId;
         public final int rightBottomTaskId;
 
@@ -128,11 +136,22 @@
                 this.visualDividerBounds = new Rect(leftTopBounds.left, leftTopBounds.bottom,
                         leftTopBounds.right, rightBottomBounds.top);
                 appsStackedVertically = true;
+                initiatedFromSeascape = false;
             } else {
                 // horizontal apps, vertical divider
                 this.visualDividerBounds = new Rect(leftTopBounds.right, leftTopBounds.top,
                         rightBottomBounds.left, leftTopBounds.bottom);
                 appsStackedVertically = false;
+                // The following check is unreliable on devices without insets
+                // (initiatedFromSeascape will always be set to false.) This happens to be OK for
+                // all our current uses, but should be refactored.
+                // TODO: Create a more reliable check, or refactor how splitting works on devices
+                //  with insets.
+                if (rightBottomBounds.width() > leftTopBounds.width()) {
+                    initiatedFromSeascape = true;
+                } else {
+                    initiatedFromSeascape = false;
+                }
             }
 
             leftTaskPercent = this.leftTopBounds.width() / (float) rightBottomBounds.right;