Merge "Only hide taskbar view for app launches w/ transient taskbar." into tm-qpr-dev
diff --git a/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java b/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
index a645e58..cf58198 100644
--- a/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
+++ b/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
@@ -221,6 +221,12 @@
                 return response;
             }
 
+            case TestProtocol.REQUEST_USE_TAPL_WORKSPACE_LAYOUT: {
+                useTestWorkspaceLayout(
+                        LauncherSettings.Settings.ARG_DEFAULT_WORKSPACE_LAYOUT_TAPL);
+                return response;
+            }
+
             case TestProtocol.REQUEST_USE_DEFAULT_WORKSPACE_LAYOUT: {
                 useTestWorkspaceLayout(null);
                 return response;
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepWidgetHolder.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepWidgetHolder.java
index ff3a292..b318100 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepWidgetHolder.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepWidgetHolder.java
@@ -168,6 +168,7 @@
     @Override
     public void deleteAppWidgetId(int appWidgetId) {
         super.deleteAppWidgetId(appWidgetId);
+        mViews.remove(appWidgetId);
         sListeners.remove(appWidgetId);
     }
 
@@ -260,6 +261,7 @@
      */
     @Override
     public void clearViews() {
+        mViews.clear();
         for (int i = sListeners.size() - 1; i >= 0; i--) {
             sListeners.valueAt(i).mListeningHolders.remove(this);
         }
diff --git a/quickstep/src/com/android/quickstep/BaseActivityInterface.java b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
index 3e565b3..487da92 100644
--- a/quickstep/src/com/android/quickstep/BaseActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
@@ -244,6 +244,7 @@
             float maxScale = res.getFloat(R.dimen.overview_max_scale);
             int taskMargin = dp.overviewTaskMarginPx;
             calculateTaskSizeInternal(
+                    context,
                     dp,
                     dp.overviewTaskThumbnailTopMarginPx,
                     dp.getOverviewActionsClaimedSpace(),
@@ -259,10 +260,10 @@
         float maxScale = res.getFloat(R.dimen.overview_max_scale);
         Rect gridRect = new Rect();
         calculateGridSize(dp, gridRect);
-        calculateTaskSizeInternal(dp, gridRect, maxScale, Gravity.CENTER, outRect);
+        calculateTaskSizeInternal(context, dp, gridRect, maxScale, Gravity.CENTER, outRect);
     }
 
-    private void calculateTaskSizeInternal(DeviceProfile dp, int claimedSpaceAbove,
+    private void calculateTaskSizeInternal(Context context, DeviceProfile dp, int claimedSpaceAbove,
             int claimedSpaceBelow, int minimumHorizontalPadding, float maxScale, int gravity,
             Rect outRect) {
         Rect insets = dp.getInsets();
@@ -275,12 +276,12 @@
                 minimumHorizontalPadding,
                 claimedSpaceBelow);
 
-        calculateTaskSizeInternal(dp, potentialTaskRect, maxScale, gravity, outRect);
+        calculateTaskSizeInternal(context, dp, potentialTaskRect, maxScale, gravity, outRect);
     }
 
-    private void calculateTaskSizeInternal(DeviceProfile dp,
+    private void calculateTaskSizeInternal(Context context, DeviceProfile dp,
             Rect potentialTaskRect, float maxScale, int gravity, Rect outRect) {
-        PointF taskDimension = getTaskDimension(dp);
+        PointF taskDimension = getTaskDimension(context, dp);
 
         float scale = Math.min(
                 potentialTaskRect.width() / taskDimension.x,
@@ -292,19 +293,19 @@
         Gravity.apply(gravity, outWidth, outHeight, potentialTaskRect, outRect);
     }
 
-    private static PointF getTaskDimension(DeviceProfile dp) {
+    private static PointF getTaskDimension(Context context, DeviceProfile dp) {
         PointF dimension = new PointF();
-        getTaskDimension(dp, dimension);
+        getTaskDimension(context, dp, dimension);
         return dimension;
     }
 
     /**
      * Gets the dimension of the task in the current system state.
      */
-    public static void getTaskDimension(DeviceProfile dp, PointF out) {
+    public static void getTaskDimension(Context context, DeviceProfile dp, PointF out) {
         out.x = dp.widthPx;
         out.y = dp.heightPx;
-        if (dp.isTablet) {
+        if (dp.isTablet && !DisplayController.isTransientTaskbar(context)) {
             out.y -= dp.taskbarSize;
         }
     }
@@ -339,7 +340,7 @@
         float rowHeight = (potentialTaskRect.height() + dp.overviewTaskThumbnailTopMarginPx
                 - dp.overviewRowSpacing) / 2f;
 
-        PointF taskDimension = getTaskDimension(dp);
+        PointF taskDimension = getTaskDimension(context, dp);
         float scale = (rowHeight - dp.overviewTaskThumbnailTopMarginPx) / taskDimension.y;
         int outWidth = Math.round(scale * taskDimension.x);
         int outHeight = Math.round(scale * taskDimension.y);
@@ -373,6 +374,7 @@
                     Math.round((dp.availableWidthPx - outRect.width() * maxScale) / 2);
         }
         calculateTaskSizeInternal(
+                context,
                 dp,
                 dp.overviewTaskMarginPx,
                 claimedSpaceBelow,
diff --git a/quickstep/src/com/android/quickstep/util/RecentsOrientedState.java b/quickstep/src/com/android/quickstep/util/RecentsOrientedState.java
index 6722f3d..c4ba39a 100644
--- a/quickstep/src/com/android/quickstep/util/RecentsOrientedState.java
+++ b/quickstep/src/com/android/quickstep/util/RecentsOrientedState.java
@@ -396,7 +396,7 @@
      * Returns the scale and pivot so that the provided taskRect can fit the provided full size
      */
     public float getFullScreenScaleAndPivot(Rect taskView, DeviceProfile dp, PointF outPivot) {
-        getTaskDimension(dp, outPivot);
+        getTaskDimension(mContext, dp, outPivot);
         float scale = Math.min(outPivot.x / taskView.width(), outPivot.y / taskView.height());
         if (scale == 1) {
             outPivot.set(taskView.centerX(), taskView.centerY());
diff --git a/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java b/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
index f94d80f..dcbccc5 100644
--- a/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
+++ b/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
@@ -37,6 +37,7 @@
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.anim.AnimationSuccessListener;
+import com.android.launcher3.icons.IconProvider;
 import com.android.quickstep.TaskAnimationManager;
 import com.android.systemui.shared.pip.PipSurfaceTransactionHelper;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
@@ -152,7 +153,7 @@
             if (SystemProperties.getBoolean(
                     "persist.wm.debug.enable_pip_app_icon_overlay", true)) {
                 mPipContentOverlay = new PipContentOverlay.PipAppIconOverlay(view.getContext(),
-                        mAppBounds, mActivityInfo);
+                        mAppBounds, () -> new IconProvider(context).getIcon(mActivityInfo));
             }  else {
                 mPipContentOverlay = new PipContentOverlay.PipColorOverlay(view.getContext());
             }
diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index 0b83eaf..0d61bc8 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -272,9 +272,7 @@
      */
     public RectF getCurrentCropRect() {
         // Crop rect is the inverse of thumbnail matrix
-        RectF insets = mCurrentFullscreenParams.mCurrentDrawnInsets;
-        mTempRectF.set(-insets.left, -insets.top,
-                mTaskRect.width() + insets.right, mTaskRect.height() + insets.bottom);
+        mTempRectF.set(0, 0, mTaskRect.width(), mTaskRect.height());
         mInversePositionMatrix.mapRect(mTempRectF);
         return mTempRectF;
     }
@@ -351,14 +349,10 @@
                 /* taskViewScale= */1f, mTaskRect.width(), mDp, mPositionHelper);
 
         // Apply thumbnail matrix
-        RectF insets = mCurrentFullscreenParams.mCurrentDrawnInsets;
-        float scale = mCurrentFullscreenParams.mScale;
         float taskWidth = mTaskRect.width();
         float taskHeight = mTaskRect.height();
 
         mMatrix.set(mPositionHelper.getMatrix());
-        mMatrix.postTranslate(insets.left, insets.top);
-        mMatrix.postScale(scale, scale);
 
         // Apply TaskView matrix: taskRect, translate
         mMatrix.postTranslate(mTaskRect.left, mTaskRect.top);
@@ -378,8 +372,7 @@
         applyWindowToHomeRotation(mMatrix);
 
         // Crop rect is the inverse of thumbnail matrix
-        mTempRectF.set(-insets.left, -insets.top,
-                taskWidth + insets.right, taskHeight + insets.bottom);
+        mTempRectF.set(0, 0, taskWidth, taskHeight);
         mInversePositionMatrix.mapRect(mTempRectF);
         mTempRectF.roundOut(mTmpCropRect);
 
@@ -389,7 +382,6 @@
             return;
         }
         Log.d(TAG, "progress: " + fullScreenProgress
-                + " scale: " + scale
                 + " recentsViewScale: " + recentsViewScale.value
                 + " crop: " + mTmpCropRect
                 + " radius: " + getCurrentCornerRadius()
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
index 96504af..af80d5f 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -97,11 +97,6 @@
     private View mBanner;
     private ViewOutlineProvider mOldBannerOutlineProvider;
     private float mBannerOffsetPercentage;
-    /**
-     * Clips rect provided by {@link #mOldBannerOutlineProvider} when in the model state to
-     * hide this banner as the taskView scales up and down
-     */
-    private float mModalOffset = 0f;
     @Nullable
     private SplitBounds mSplitBounds;
     private int mSplitBannerConfig = SPLIT_BANNER_FULLSCREEN;
@@ -336,17 +331,15 @@
             @Override
             public void getOutline(View view, Outline outline) {
                 mOldBannerOutlineProvider.getOutline(view, outline);
-                float verticalTranslation = -view.getTranslationY() + mModalOffset
-                        + mSplitOffsetTranslationY;
+                float verticalTranslation = -view.getTranslationY() + mSplitOffsetTranslationY;
                 outline.offset(0, Math.round(verticalTranslation));
             }
         });
         mBanner.setClipToOutline(true);
     }
 
-    void updateBannerOffset(float offsetPercentage, float verticalOffset) {
+    void updateBannerOffset(float offsetPercentage) {
         if (mBanner != null && mBannerOffsetPercentage != offsetPercentage) {
-            mModalOffset = verticalOffset;
             mBannerOffsetPercentage = offsetPercentage;
             updateTranslationY();
             mBanner.invalidateOutline();
@@ -359,10 +352,7 @@
         }
 
         mBanner.setTranslationY(
-                (mBannerOffsetPercentage * mBanner.getHeight()) +
-                        mModalOffset +
-                        mSplitOffsetTranslationY
-        );
+                (mBannerOffsetPercentage * mBanner.getHeight()) + mSplitOffsetTranslationY);
     }
 
     private void updateTranslationX() {
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index 0e05032..5bfd035 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -391,9 +391,7 @@
         // Value set by super call
         float scale = mIconView.getAlpha();
         mIconView2.setAlpha(scale);
-        mDigitalWellBeingToast2.updateBannerOffset(1f - scale,
-                mCurrentFullscreenParams.mCurrentDrawnInsets.top
-                        + mCurrentFullscreenParams.mCurrentDrawnInsets.bottom);
+        mDigitalWellBeingToast2.updateBannerOffset(1f - scale);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 62a58f5..899fea2 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -338,16 +338,9 @@
 
     @Override
     protected void onDraw(Canvas canvas) {
-        RectF currentDrawnInsets = mFullscreenParams.mCurrentDrawnInsets;
         canvas.save();
-        canvas.scale(mFullscreenParams.mScale, mFullscreenParams.mScale);
-        canvas.translate(currentDrawnInsets.left, currentDrawnInsets.top);
         // Draw the insets if we're being drawn fullscreen (we do this for quick switch).
-        drawOnCanvas(canvas,
-                -currentDrawnInsets.left,
-                -currentDrawnInsets.top,
-                getMeasuredWidth() + currentDrawnInsets.right,
-                getMeasuredHeight() + currentDrawnInsets.bottom,
+        drawOnCanvas(canvas, 0, 0, getMeasuredWidth(), getMeasuredHeight(),
                 mFullscreenParams.mCurrentDrawnCornerRadius);
         canvas.restore();
     }
@@ -506,9 +499,7 @@
             return false;
         }
 
-        RectF insets = mPreviewPositionHelper.getClippedInsets();
-        float thumbnailViewAspect = (getWidth() + insets.left + insets.right)
-                / (getHeight() + insets.top + insets.bottom);
+        float thumbnailViewAspect = getWidth() / (float) getHeight();
         float thumbnailDataAspect =
                 mThumbnailData.thumbnail.getWidth() / (float) mThumbnailData.thumbnail.getHeight();
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index a06e1f8..df90583 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -84,7 +84,6 @@
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.ComponentKey;
-import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
@@ -561,9 +560,7 @@
         }
         mModalness = modalness;
         mIconView.setAlpha(1 - modalness);
-        mDigitalWellBeingToast.updateBannerOffset(modalness,
-                mCurrentFullscreenParams.mCurrentDrawnInsets.top
-                        + mCurrentFullscreenParams.mCurrentDrawnInsets.bottom);
+        mDigitalWellBeingToast.updateBannerOffset(modalness);
     }
 
     public DigitalWellBeingToast getDigitalWellBeingToast() {
@@ -1148,9 +1145,7 @@
         float scale = Interpolators.clampToProgress(FAST_OUT_SLOW_IN, lowerClamp, upperClamp)
                 .getInterpolation(progress);
         mIconView.setAlpha(scale);
-        mDigitalWellBeingToast.updateBannerOffset(1f - scale,
-                mCurrentFullscreenParams.mCurrentDrawnInsets.top
-                        + mCurrentFullscreenParams.mCurrentDrawnInsets.bottom);
+        mDigitalWellBeingToast.updateBannerOffset(1f - scale);
     }
 
     public void setIconScaleAnimStartProgress(float startProgress) {
@@ -1771,17 +1766,11 @@
         private final float mCornerRadius;
         private final float mWindowCornerRadius;
 
-        public RectF mCurrentDrawnInsets = new RectF();
         public float mCurrentDrawnCornerRadius;
-        /** The current scale we apply to the thumbnail to adjust for new left/right insets. */
-        public float mScale = 1;
-
-        private boolean mIsTaskbarTransient;
 
         public FullscreenDrawParams(Context context) {
             mCornerRadius = TaskCornerRadius.get(context);
             mWindowCornerRadius = QuickStepContract.getWindowCornerRadius(context);
-            mIsTaskbarTransient = DisplayController.isTransientTaskbar(context);
 
             mCurrentDrawnCornerRadius = mCornerRadius;
         }
@@ -1791,36 +1780,9 @@
          */
         public void setProgress(float fullscreenProgress, float parentScale, float taskViewScale,
                 int previewWidth, DeviceProfile dp, PreviewPositionHelper pph) {
-            RectF insets = getInsetsToDrawInFullscreen(pph, dp, mIsTaskbarTransient);
-
-            float currentInsetsLeft = insets.left * fullscreenProgress;
-            float currentInsetsTop = insets.top * fullscreenProgress;
-            float currentInsetsRight = insets.right * fullscreenProgress;
-            float currentInsetsBottom = insets.bottom * fullscreenProgress;
-            mCurrentDrawnInsets.set(
-                    currentInsetsLeft, currentInsetsTop, currentInsetsRight, currentInsetsBottom);
-
             mCurrentDrawnCornerRadius =
                     Utilities.mapRange(fullscreenProgress, mCornerRadius, mWindowCornerRadius)
                             / parentScale / taskViewScale;
-
-            // We scaled the thumbnail to fit the content (excluding insets) within task view width.
-            // Now that we are drawing left/right insets again, we need to scale down to fit them.
-            if (previewWidth > 0) {
-                mScale = previewWidth / (previewWidth + currentInsetsLeft + currentInsetsRight);
-            }
-        }
-
-        /**
-         * Insets to used for clipping the thumbnail (in case it is drawing outside its own space)
-         */
-        private static RectF getInsetsToDrawInFullscreen(PreviewPositionHelper pph,
-                DeviceProfile dp, boolean isTaskbarTransient) {
-            if (dp.isTaskbarPresent && isTaskbarTransient) {
-                return pph.getClippedInsets();
-            }
-            return dp.isTaskbarPresent && !dp.isTaskbarPresentInApps
-                    ? pph.getClippedInsets() : EMPTY_RECT_F;
         }
     }
 
diff --git a/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt b/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
index bc1b87d..6c0e7dc 100644
--- a/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
+++ b/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
@@ -16,16 +16,14 @@
 package com.android.quickstep
 
 import android.graphics.Rect
-import android.graphics.RectF
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.launcher3.FakeInvariantDeviceProfileTest
-import com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT
-import com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT
+import com.android.quickstep.util.TaskCornerRadius
 import com.android.quickstep.views.TaskView.FullscreenDrawParams
 import com.android.systemui.shared.recents.model.ThumbnailData
 import com.android.systemui.shared.recents.utilities.PreviewPositionHelper
-import com.android.wm.shell.util.SplitBounds
+import com.android.systemui.shared.system.QuickStepContract
 import com.google.common.truth.Truth.assertThat
 import kotlin.math.roundToInt
 import org.junit.Before
@@ -50,7 +48,42 @@
     }
 
     @Test
-    fun setFullProgress_currentDrawnInsets_clipTaskbarSizeFromBottomForTablets() {
+    fun setStartProgress_correctCornerRadiusForTablet() {
+        initializeVarsForTablet()
+        val dp = newDP()
+        val previewRect = Rect(0, 0, 100, 100)
+        val canvasWidth = (dp.widthPx * TASK_SCALE).roundToInt()
+        val canvasHeight = (dp.heightPx * TASK_SCALE).roundToInt()
+        val currentRotation = 0
+        val isRtl = false
+
+        mPreviewPositionHelper.updateThumbnailMatrix(
+            previewRect,
+            mThumbnailData,
+            canvasWidth,
+            canvasHeight,
+            dp.widthPx,
+            dp.heightPx,
+            dp.taskbarSize,
+            dp.isTablet,
+            currentRotation,
+            isRtl
+        )
+        params.setProgress(
+            /* fullscreenProgress= */ 0f,
+            /* parentScale= */ 1.0f,
+            /* taskViewScale= */ 1.0f,
+            /* previewWidth= */ 0,
+            dp,
+            mPreviewPositionHelper
+        )
+
+        val expectedRadius = TaskCornerRadius.get(context)
+        assertThat(params.mCurrentDrawnCornerRadius).isEqualTo(expectedRadius)
+    }
+
+    @Test
+    fun setFullProgress_correctCornerRadiusForTablet() {
         initializeVarsForTablet()
         val dp = newDP()
         val previewRect = Rect(0, 0, 100, 100)
@@ -80,122 +113,19 @@
             mPreviewPositionHelper
         )
 
-        val expectedClippedInsets = RectF(0f, 0f, 0f, dp.taskbarSize * TASK_SCALE)
-        assertThat(params.mCurrentDrawnInsets).isEqualTo(expectedClippedInsets)
+        val expectedRadius = QuickStepContract.getWindowCornerRadius(context)
+        assertThat(params.mCurrentDrawnCornerRadius).isEqualTo(expectedRadius)
     }
 
     @Test
-    fun setFullProgress_currentDrawnInsets_clipTaskbarSizeFromBottomForTablets_splitPortrait() {
-        initializeVarsForTablet()
+    fun setStartProgress_correctCornerRadiusForPhone() {
+        initializeVarsForPhone()
         val dp = newDP()
         val previewRect = Rect(0, 0, 100, 100)
         val canvasWidth = (dp.widthPx * TASK_SCALE).roundToInt()
-        val canvasHeight = (dp.heightPx * TASK_SCALE / 2).roundToInt()
-        val currentRotation = 0
-        val isRtl = false
-        // portrait/vertical split apps
-        val dividerSize = 10
-        val splitBounds =
-            SplitBounds(
-                Rect(0, 0, dp.widthPx, (dp.heightPx - dividerSize) / 2),
-                Rect(0, (dp.heightPx + dividerSize) / 2, dp.widthPx, dp.heightPx),
-                0 /*lefTopTaskId*/,
-                0 /*rightBottomTaskId*/
-            )
-        mPreviewPositionHelper.setSplitBounds(splitBounds, STAGE_POSITION_BOTTOM_OR_RIGHT)
-
-        mPreviewPositionHelper.updateThumbnailMatrix(
-            previewRect,
-            mThumbnailData,
-            canvasWidth,
-            canvasHeight,
-            dp.widthPx,
-            dp.heightPx,
-            dp.taskbarSize,
-            dp.isTablet,
-            currentRotation,
-            isRtl
-        )
-        params.setProgress(
-            /* fullscreenProgress= */ 1.0f,
-            /* parentScale= */ 1.0f,
-            /* taskViewScale= */ 1.0f,
-            /* previewWidth= */ 0,
-            dp,
-            mPreviewPositionHelper
-        )
-
-        // Probably unhelpful, but also unclear how to test otherwise ¯\_(ツ)_/¯
-        val fullscreenTaskHeight =
-            dp.heightPx * (1 - (splitBounds.topTaskPercent + splitBounds.dividerHeightPercent))
-        val canvasScreenRatio = canvasHeight / fullscreenTaskHeight
-        val expectedBottomHint = dp.taskbarSize * canvasScreenRatio
-        assertThat(params.mCurrentDrawnInsets.bottom).isWithin(1f).of(expectedBottomHint)
-    }
-
-    @Test
-    fun setFullProgress_currentDrawnInsets_clipTaskbarSizeFromTopForTablets_splitPortrait() {
-        initializeVarsForTablet()
-        val dp = newDP()
-        val previewRect = Rect(0, 0, 100, 100)
-        val canvasWidth = (dp.widthPx * TASK_SCALE).roundToInt()
-        val canvasHeight = (dp.heightPx * TASK_SCALE / 2).roundToInt()
-        val currentRotation = 0
-        val isRtl = false
-        // portrait/vertical split apps
-        val dividerSize = 10
-        val splitBounds =
-            SplitBounds(
-                Rect(0, 0, dp.widthPx, (dp.heightPx - dividerSize) / 2),
-                Rect(0, (dp.heightPx + dividerSize) / 2, dp.widthPx, dp.heightPx),
-                0 /*lefTopTaskId*/,
-                0 /*rightBottomTaskId*/
-            )
-        mPreviewPositionHelper.setSplitBounds(splitBounds, STAGE_POSITION_TOP_OR_LEFT)
-
-        mPreviewPositionHelper.updateThumbnailMatrix(
-            previewRect,
-            mThumbnailData,
-            canvasWidth,
-            canvasHeight,
-            dp.widthPx,
-            dp.heightPx,
-            dp.taskbarSize,
-            dp.isTablet,
-            currentRotation,
-            isRtl
-        )
-        params.setProgress(
-            /* fullscreenProgress= */ 1.0f,
-            /* parentScale= */ 1.0f,
-            /* taskViewScale= */ 1.0f,
-            /* previewWidth= */ 0,
-            dp,
-            mPreviewPositionHelper
-        )
-
-        assertThat(params.mCurrentDrawnInsets.bottom).isWithin(1f).of((0f))
-    }
-
-    @Test
-    fun setFullProgress_currentDrawnInsets_clipTaskbarSizeFromBottomForTablets_splitLandscape() {
-        initializeVarsForTablet(isLandscape = true)
-        val dp = newDP()
-        val previewRect = Rect(0, 0, 100, 100)
-        val canvasWidth = (dp.widthPx * TASK_SCALE / 2).roundToInt()
         val canvasHeight = (dp.heightPx * TASK_SCALE).roundToInt()
         val currentRotation = 0
         val isRtl = false
-        // portrait/vertical split apps
-        val dividerSize = 10
-        val splitBounds =
-            SplitBounds(
-                Rect(0, 0, (dp.widthPx - dividerSize) / 2, dp.heightPx),
-                Rect((dp.widthPx + dividerSize) / 2, 0, dp.widthPx, dp.heightPx),
-                0 /*lefTopTaskId*/,
-                0 /*rightBottomTaskId*/
-            )
-        mPreviewPositionHelper.setSplitBounds(splitBounds, STAGE_POSITION_BOTTOM_OR_RIGHT)
 
         mPreviewPositionHelper.updateThumbnailMatrix(
             previewRect,
@@ -210,7 +140,7 @@
             isRtl
         )
         params.setProgress(
-            /* fullscreenProgress= */ 1.0f,
+            /* fullscreenProgress= */ 0f,
             /* parentScale= */ 1.0f,
             /* taskViewScale= */ 1.0f,
             /* previewWidth= */ 0,
@@ -218,11 +148,12 @@
             mPreviewPositionHelper
         )
 
-        assertThat(params.mCurrentDrawnInsets.bottom).isWithin(1f).of((dp.taskbarSize * TASK_SCALE))
+        val expectedRadius = TaskCornerRadius.get(context)
+        assertThat(params.mCurrentDrawnCornerRadius).isEqualTo(expectedRadius)
     }
 
     @Test
-    fun setFullProgress_currentDrawnInsets_doNotClipTaskbarSizeFromBottomForPhones() {
+    fun setFullProgress_correctCornerRadiusForPhone() {
         initializeVarsForPhone()
         val dp = newDP()
         val previewRect = Rect(0, 0, 100, 100)
@@ -252,7 +183,7 @@
             mPreviewPositionHelper
         )
 
-        val expectedClippedInsets = RectF(0f, 0f, 0f, 0f)
-        assertThat(params.mCurrentDrawnInsets).isEqualTo(expectedClippedInsets)
+        val expectedRadius = QuickStepContract.getWindowCornerRadius(context)
+        assertThat(params.mCurrentDrawnCornerRadius).isEqualTo(expectedRadius)
     }
 }
diff --git a/res/layout/all_apps_icon_twoline.xml b/res/layout/all_apps_icon_twoline.xml
index 54c7147..b0d02c1 100644
--- a/res/layout/all_apps_icon_twoline.xml
+++ b/res/layout/all_apps_icon_twoline.xml
@@ -19,7 +19,6 @@
     android:id="@+id/icon"
     android:singleLine="false"
     android:lines="2"
-    android:inputType="textMultiLine"
     launcher:iconDisplay="all_apps"
     launcher:centerVertically="true" />
 
diff --git a/res/xml/default_tapl_test_workspace.xml b/res/xml/default_tapl_test_workspace.xml
new file mode 100644
index 0000000..24d76f3
--- /dev/null
+++ b/res/xml/default_tapl_test_workspace.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2023 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.
+-->
+<!-- Split display specific version of Launcher3/res/xml/default_workspace_4x4.xml -->
+<favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3" >
+
+    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
+    <favorite
+        launcher:container="-101"
+        launcher:screen="0"
+        launcher:x="0"
+        launcher:y="0"
+        launcher:className="com.google.android.apps.chrome.Main"
+        launcher:packageName="com.android.chrome" />
+
+</favorites>
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 3eb03ed..801b740 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -52,8 +52,10 @@
 
 import androidx.annotation.Nullable;
 import androidx.annotation.UiThread;
+import androidx.annotation.VisibleForTesting;
 
 import com.android.launcher3.accessibility.BaseAccessibilityDelegate;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dot.DotInfo;
 import com.android.launcher3.dragndrop.DragOptions.PreDragCondition;
 import com.android.launcher3.dragndrop.DraggableView;
@@ -71,6 +73,8 @@
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.popup.PopupContainerWithArrow;
 import com.android.launcher3.util.MultiTranslateDelegate;
+import com.android.launcher3.search.StringMatcherUtility;
+import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.SafeCloseable;
 import com.android.launcher3.util.ShortcutUtil;
 import com.android.launcher3.views.ActivityContext;
@@ -97,11 +101,19 @@
 
     private static final float MIN_LETTER_SPACING = -0.05f;
     private static final int MAX_SEARCH_LOOP_COUNT = 20;
+    private static final Character NEW_LINE = '\n';
+    private static final String EMPTY = "";
+    private static final StringMatcherUtility.StringMatcher MATCHER =
+            StringMatcherUtility.StringMatcher.getInstance();
 
     private static final int[] STATE_PRESSED = new int[]{android.R.attr.state_pressed};
 
     private float mScaleForReorderBounce = 1f;
 
+    private IntArray mBreakPointsIntArray;
+    private CharSequence mLastOriginalText;
+    private CharSequence mLastModifiedText;
+
     private static final Property<BubbleTextView, Float> DOT_SCALE_PROPERTY
             = new Property<BubbleTextView, Float>(Float.TYPE, "dotScale") {
         @Override
@@ -134,7 +146,7 @@
     private FastBitmapDrawable mIcon;
     private boolean mCenterVertically;
 
-    protected final int mDisplay;
+    protected int mDisplay;
 
     private final CheckLongPressHelper mLongPressHelper;
 
@@ -255,6 +267,8 @@
         mDotParams.scale = 0f;
         mForceHideDot = false;
         setBackground(null);
+        setSingleLine(true);
+        setMaxLines(1);
 
         setTag(null);
         if (mIconLoadRequest != null) {
@@ -382,8 +396,15 @@
     }
 
     @UiThread
-    private void applyLabel(ItemInfoWithIcon info) {
-        setText(info.title);
+    @VisibleForTesting
+    public void applyLabel(ItemInfoWithIcon info) {
+        CharSequence label = info.title;
+        if (label != null) {
+            mLastOriginalText = label;
+            mLastModifiedText = mLastOriginalText;
+            mBreakPointsIntArray = StringMatcherUtility.getListOfBreakpoints(label, MATCHER);
+            setText(label);
+        }
         if (info.contentDescription != null) {
             setContentDescription(info.isDisabled()
                     ? getContext().getString(R.string.disabled_app_label, info.contentDescription)
@@ -391,6 +412,12 @@
         }
     }
 
+    /** This is used for testing to forcefully set the display to ALL_APPS */
+    @VisibleForTesting
+    public void setDisplayAllApps() {
+        mDisplay = DISPLAY_ALL_APPS;
+    }
+
     /**
      * Overrides the default long press timeout.
      */
@@ -637,6 +664,27 @@
             setPadding(getPaddingLeft(), (height - cellHeightPx) / 2, getPaddingRight(),
                     getPaddingBottom());
         }
+        // only apply two line for all_apps
+        if (FeatureFlags.ENABLE_TWOLINE_ALLAPPS.get() && (mLastOriginalText != null)
+                && (mDisplay == DISPLAY_ALL_APPS)) {
+            CharSequence modifiedString = modifyTitleToSupportMultiLine(
+                    MeasureSpec.getSize(widthMeasureSpec) - getCompoundPaddingLeft()
+                            - getCompoundPaddingRight(),
+                    mLastOriginalText,
+                    getPaint(), mBreakPointsIntArray);
+            if (!TextUtils.equals(modifiedString, mLastModifiedText)) {
+                mLastModifiedText = modifiedString;
+                setText(modifiedString);
+                // if text contains NEW_LINE, set max lines to 2
+                if (TextUtils.indexOf(modifiedString, NEW_LINE) != -1) {
+                    setSingleLine(false);
+                    setMaxLines(2);
+                } else {
+                    setSingleLine(true);
+                    setMaxLines(1);
+                }
+            }
+        }
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
     }
 
@@ -697,6 +745,73 @@
         return ObjectAnimator.ofFloat(this, TEXT_ALPHA_PROPERTY, toAlpha);
     }
 
+    /**
+     * Generate a new string that will support two line text depending on the current string.
+     * This method calculates the limited width of a text view and creates a string to fit as
+     * many words as it can until the limit is reached. Once the limit is reached, we decide to
+     * either return the original title or continue on a new line. How to get the new string is by
+     * iterating through the list of break points and determining if the strings between the break
+     * points can fit within the line it is in.
+     *  Example assuming each character takes up one spot:
+     *  title = "Battery Stats", breakpoint = [6], stringPtr = 0, limitedWidth = 7
+     *  We get the current word -> from sublist(0, breakpoint[i]+1) so sublist (0,7) -> Battery,
+     *  now stringPtr = 7 then from sublist(7) the current string is " Stats" and the runningWidth
+     *  at this point exceeds limitedWidth and so we put " Stats" onto the next line (after checking
+     *  if the first char is a SPACE, we trim to append "Stats". So resulting string would be
+     *  "Battery\nStats"
+     */
+    public static CharSequence modifyTitleToSupportMultiLine(int limitedWidth, CharSequence title,
+            TextPaint paint, IntArray breakPoints) {
+        // current title is less than the width allowed so we can just skip
+        if (title == null || paint.measureText(title, 0, title.length()) <= limitedWidth) {
+            return title;
+        }
+        float currentWordWidth, runningWidth = 0;
+        CharSequence currentWord;
+        StringBuilder newString = new StringBuilder();
+        int stringPtr = 0;
+        for (int i = 0; i < breakPoints.size()+1; i++) {
+            if (i < breakPoints.size()) {
+                currentWord = title.subSequence(stringPtr, breakPoints.get(i)+1);
+            } else {
+                // last word from recent breakpoint until the end of the string
+                currentWord = title.subSequence(stringPtr, title.length());
+            }
+            currentWordWidth = paint.measureText(currentWord,0, currentWord.length());
+            runningWidth += currentWordWidth;
+            if (runningWidth <= limitedWidth) {
+                newString.append(currentWord);
+            } else {
+                // there is no more space
+                if (i == 0) {
+                    // if the first words exceeds width, just return as the first line will ellipse
+                    return title;
+                } else {
+                    // If putting word onto a new line, make sure there is no space or new line
+                    // character in the beginning of the current word and just put in the rest of
+                    // the characters.
+                    CharSequence lastCharacters = title.subSequence(stringPtr, title.length());
+                    int beginningLetterType =
+                            Character.getType(Character.codePointAt(lastCharacters,0));
+                    if (beginningLetterType == Character.SPACE_SEPARATOR
+                            || beginningLetterType == Character.LINE_SEPARATOR) {
+                        lastCharacters = lastCharacters.length() > 1
+                                ? lastCharacters.subSequence(1, lastCharacters.length())
+                                : EMPTY;
+                    }
+                    newString.append(NEW_LINE).append(lastCharacters);
+                    return newString.toString();
+                }
+            }
+            if (i >= breakPoints.size()) {
+                // no need to look forward into the string if we've already finished processing
+                break;
+            }
+            stringPtr = breakPoints.get(i)+1;
+        }
+        return newString.toString();
+    }
+
     @Override
     public void cancelLongPress() {
         super.cancelLongPress();
@@ -717,7 +832,7 @@
                     || info.hasPromiseIconUi()
                     || (info.runtimeStatusFlags & FLAG_INSTALL_SESSION_ACTIVE) != 0
                     || (ENABLE_DOWNLOAD_APP_UX_V2.get() && icon != null)) {
-                updateProgressBarUi(icon);
+                updateProgressBarUi(info.getProgressLevel() == 100 ? icon : null);
             }
         }
     }
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index bccb894..e688709 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -107,6 +107,7 @@
 
     private static final int TEST_WORKSPACE_LAYOUT_RES_XML = R.xml.default_test_workspace;
     private static final int TEST2_WORKSPACE_LAYOUT_RES_XML = R.xml.default_test2_workspace;
+    private static final int TAPL_WORKSPACE_LAYOUT_RES_XML = R.xml.default_tapl_test_workspace;
 
     static final String EMPTY_DATABASE_CREATED = "EMPTY_DATABASE_CREATED";
 
@@ -410,6 +411,9 @@
                     case LauncherSettings.Settings.ARG_DEFAULT_WORKSPACE_LAYOUT_TEST2:
                         mDefaultWorkspaceLayoutOverride = TEST2_WORKSPACE_LAYOUT_RES_XML;
                         break;
+                    case LauncherSettings.Settings.ARG_DEFAULT_WORKSPACE_LAYOUT_TAPL:
+                        mDefaultWorkspaceLayoutOverride = TAPL_WORKSPACE_LAYOUT_RES_XML;
+                        break;
                     default:
                         mDefaultWorkspaceLayoutOverride = 0;
                         break;
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index 66ea616..cef00d9 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -389,6 +389,7 @@
                 "set_use_test_workspace_layout_flag";
         public static final String ARG_DEFAULT_WORKSPACE_LAYOUT_TEST = "default_test_workspace";
         public static final String ARG_DEFAULT_WORKSPACE_LAYOUT_TEST2 = "default_test2_workspace";
+        public static final String ARG_DEFAULT_WORKSPACE_LAYOUT_TAPL = "default_tapl_workspace";
 
         public static final String METHOD_CLEAR_USE_TEST_WORKSPACE_LAYOUT_FLAG =
                 "clear_use_test_workspace_layout_flag";
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
index 7040de5..8fa4276 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsAdapter.java
@@ -33,6 +33,7 @@
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.search.SearchAdapterProvider;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.views.ActivityContext;
@@ -140,7 +141,7 @@
     protected final OnClickListener mOnIconClickListener;
     protected OnLongClickListener mOnIconLongClickListener = INSTANCE_ALL_APPS;
     protected OnFocusChangeListener mIconFocusListener;
-    private final int mExtraHeight;
+    private final int mExtraTextHeight;
 
     public BaseAllAppsAdapter(T activityContext, LayoutInflater inflater,
             AlphabeticalAppsList<T> apps, SearchAdapterProvider<?> adapterProvider) {
@@ -152,7 +153,8 @@
         mOnIconClickListener = mActivityContext.getItemOnClickListener();
 
         mAdapterProvider = adapterProvider;
-        mExtraHeight = res.getDimensionPixelSize(R.dimen.all_apps_height_extra);
+        mExtraTextHeight = Utilities.calculateTextHeight(
+                mActivityContext.getDeviceProfile().allAppsIconTextSizePx);
     }
 
     /**
@@ -197,7 +199,7 @@
                 icon.getLayoutParams().height =
                         mActivityContext.getDeviceProfile().allAppsCellHeightPx;
                 if (FeatureFlags.ENABLE_TWOLINE_ALLAPPS.get()) {
-                    icon.getLayoutParams().height += mExtraHeight;
+                    icon.getLayoutParams().height += mExtraTextHeight;
                 }
                 return new ViewHolder(icon);
             case VIEW_TYPE_EMPTY_SEARCH:
diff --git a/src/com/android/launcher3/anim/AnimatedFloat.java b/src/com/android/launcher3/anim/AnimatedFloat.java
index b73621d..2380af4 100644
--- a/src/com/android/launcher3/anim/AnimatedFloat.java
+++ b/src/com/android/launcher3/anim/AnimatedFloat.java
@@ -55,6 +55,11 @@
         mUpdateCallback = updateCallback;
     }
 
+    public AnimatedFloat(Runnable updateCallback, float initialValue) {
+        this(updateCallback);
+        value = initialValue;
+    }
+
     /**
      * Returns an animation from the current value to the given value.
      */
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 6bb2a0f..b7e6378 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -113,6 +113,10 @@
     public static final BooleanFlag ENABLE_TWOLINE_ALLAPPS = getDebugFlag(270390937,
             "ENABLE_TWOLINE_ALLAPPS", false, "Enables two line label inside all apps.");
 
+    public static final BooleanFlag ENABLE_TWOLINE_DEVICESEARCH = getDebugFlag(201388851,
+            "ENABLE_TWOLINE_DEVICESEARCH", false,
+            "Enable two line label for icons with labels on device search.");
+
     public static final BooleanFlag ENABLE_DEVICE_SEARCH_PERFORMANCE_LOGGING = getReleaseFlag(
             270391397, "ENABLE_DEVICE_SEARCH_PERFORMANCE_LOGGING", false,
             "Allows on device search in all apps logging");
@@ -374,6 +378,11 @@
             "Enables taskbar pinning to allow user to switch between transient and persistent "
                     + "taskbar flavors");
 
+    public static final BooleanFlag ENABLE_WORKSPACE_LOADING_OPTIMIZATION = getDebugFlag(251502424,
+            "ENABLE_WORKSPACE_LOADING_OPTIMIZATION", false, "load the current workspace screen "
+                    + "visible to the user before the rest rather than loading all of them at once."
+    );
+
     public static final BooleanFlag ENABLE_GRID_ONLY_OVERVIEW = getDebugFlag(270397206,
             "ENABLE_GRID_ONLY_OVERVIEW", false,
             "Enable a grid-only overview without a focused task.");
diff --git a/src/com/android/launcher3/model/BaseLauncherBinder.java b/src/com/android/launcher3/model/BaseLauncherBinder.java
index 8519a3e..91ace27 100644
--- a/src/com/android/launcher3/model/BaseLauncherBinder.java
+++ b/src/com/android/launcher3/model/BaseLauncherBinder.java
@@ -27,6 +27,7 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherModel.CallbackTask;
 import com.android.launcher3.LauncherSettings;
+import com.android.launcher3.Workspace;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.BgDataModel.Callbacks;
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
@@ -42,8 +43,10 @@
 
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Objects;
+import java.util.Set;
 import java.util.concurrent.Executor;
 
 /**
@@ -77,6 +80,36 @@
      * Binds all loaded data to actual views on the main thread.
      */
     public void bindWorkspace(boolean incrementBindId) {
+        if (FeatureFlags.ENABLE_WORKSPACE_LOADING_OPTIMIZATION.get()) {
+            DisjointWorkspaceBinder workspaceBinder =
+                    initWorkspaceBinder(incrementBindId, mBgDataModel.collectWorkspaceScreens());
+            workspaceBinder.bindCurrentWorkspacePages();
+            workspaceBinder.bindOtherWorkspacePages();
+        } else {
+            bindWorkspaceAllAtOnce(incrementBindId);
+        }
+    }
+
+    /**
+     * Initializes the WorkspaceBinder for binding.
+     *
+     * @param incrementBindId this is used to stop previously started binding tasks that are
+     *                        obsolete but still queued.
+     * @param workspacePages this allows the Launcher to add the correct workspace screens.
+     */
+    public DisjointWorkspaceBinder initWorkspaceBinder(boolean incrementBindId,
+            IntArray workspacePages) {
+
+        synchronized (mBgDataModel) {
+            if (incrementBindId) {
+                mBgDataModel.lastBindId++;
+            }
+            mMyBindingId = mBgDataModel.lastBindId;
+            return new DisjointWorkspaceBinder(workspacePages);
+        }
+    }
+
+    private void bindWorkspaceAllAtOnce(boolean incrementBindId) {
         // Save a copy of all the bg-thread collections
         ArrayList<ItemInfo> workspaceItems = new ArrayList<>();
         ArrayList<LauncherAppWidgetInfo> appWidgets = new ArrayList<>();
@@ -95,7 +128,7 @@
         }
 
         for (Callbacks cb : mCallbacksList) {
-            new WorkspaceBinder(cb, mUiExecutor, mApp, mBgDataModel, mMyBindingId,
+            new UnifiedWorkspaceBinder(cb, mUiExecutor, mApp, mBgDataModel, mMyBindingId,
                     workspaceItems, appWidgets, extraItems, orderedScreenIds).bind();
         }
     }
@@ -180,7 +213,7 @@
         return idleLock;
     }
 
-    private class WorkspaceBinder {
+    private class UnifiedWorkspaceBinder {
 
         private final Executor mUiExecutor;
         private final Callbacks mCallbacks;
@@ -194,7 +227,7 @@
         private final IntArray mOrderedScreenIds;
         private final ArrayList<FixedContainerItems> mExtraItems;
 
-        WorkspaceBinder(Callbacks callbacks,
+        UnifiedWorkspaceBinder(Callbacks callbacks,
                 Executor uiExecutor,
                 LauncherAppState app,
                 BgDataModel bgDataModel,
@@ -320,4 +353,115 @@
             });
         }
     }
+
+    private class DisjointWorkspaceBinder {
+        private final IntArray mOrderedScreenIds;
+        private final IntSet mCurrentScreenIds = new IntSet();
+        private final Set<Integer> mBoundItemIds = new HashSet<>();
+
+        protected DisjointWorkspaceBinder(IntArray orderedScreenIds) {
+            mOrderedScreenIds = orderedScreenIds;
+
+            for (Callbacks cb : mCallbacksList) {
+                mCurrentScreenIds.addAll(cb.getPagesToBindSynchronously(orderedScreenIds));
+            }
+            if (mCurrentScreenIds.size() == 0) {
+                mCurrentScreenIds.add(Workspace.FIRST_SCREEN_ID);
+            }
+        }
+
+        /**
+         * Binds the currently loaded items in the Data Model. Also signals to the Callbacks[]
+         * that these items have been bound and their respective screens are ready to be shown.
+         *
+         * If this method is called after all the items on the workspace screen have already been
+         * loaded, it will bind all workspace items immediately, and bindOtherWorkspacePages() will
+         * not bind any items.
+         */
+        protected void bindCurrentWorkspacePages() {
+            // Save a copy of all the bg-thread collections
+            ArrayList<ItemInfo> workspaceItems;
+            ArrayList<LauncherAppWidgetInfo> appWidgets;
+
+            synchronized (mBgDataModel) {
+                workspaceItems = new ArrayList<>(mBgDataModel.workspaceItems);
+                appWidgets = new ArrayList<>(mBgDataModel.appWidgets);
+            }
+
+            workspaceItems.forEach(it -> mBoundItemIds.add(it.id));
+            appWidgets.forEach(it -> mBoundItemIds.add(it.id));
+
+            sortWorkspaceItemsSpatially(mApp.getInvariantDeviceProfile(), workspaceItems);
+
+            // Tell the workspace that we're about to start binding items
+            executeCallbacksTask(c -> {
+                c.clearPendingBinds();
+                c.startBinding();
+            }, mUiExecutor);
+
+            // Bind workspace screens
+            executeCallbacksTask(c -> c.bindScreens(mOrderedScreenIds), mUiExecutor);
+
+            bindWorkspaceItems(workspaceItems);
+            bindAppWidgets(appWidgets);
+
+            executeCallbacksTask(c -> {
+                MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
+                c.onInitialBindComplete(mCurrentScreenIds, new RunnableList());
+            }, mUiExecutor);
+        }
+
+        protected void bindOtherWorkspacePages() {
+            // Save a copy of all the bg-thread collections
+            ArrayList<ItemInfo> workspaceItems;
+            ArrayList<LauncherAppWidgetInfo> appWidgets;
+
+            synchronized (mBgDataModel) {
+                workspaceItems = new ArrayList<>(mBgDataModel.workspaceItems);
+                appWidgets = new ArrayList<>(mBgDataModel.appWidgets);
+            }
+
+            workspaceItems.removeIf(it -> mBoundItemIds.contains(it.id));
+            appWidgets.removeIf(it -> mBoundItemIds.contains(it.id));
+
+            sortWorkspaceItemsSpatially(mApp.getInvariantDeviceProfile(), workspaceItems);
+
+            bindWorkspaceItems(workspaceItems);
+            bindAppWidgets(appWidgets);
+
+            executeCallbacksTask(c -> c.finishBindingItems(mCurrentScreenIds), mUiExecutor);
+            mUiExecutor.execute(() -> {
+                MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT);
+                ItemInstallQueue.INSTANCE.get(mApp.getContext())
+                        .resumeModelPush(FLAG_LOADER_RUNNING);
+            });
+
+            for (Callbacks cb : mCallbacksList) {
+                cb.bindStringCache(mBgDataModel.stringCache.clone());
+            }
+        }
+
+        private void bindWorkspaceItems(final ArrayList<ItemInfo> workspaceItems) {
+            // Bind the workspace items
+            int count = workspaceItems.size();
+            for (int i = 0; i < count; i += ITEMS_CHUNK) {
+                final int start = i;
+                final int chunkSize = (i + ITEMS_CHUNK <= count) ? ITEMS_CHUNK : (count - i);
+                executeCallbacksTask(
+                        c -> c.bindItems(workspaceItems.subList(start, start + chunkSize), false),
+                        mUiExecutor);
+            }
+        }
+
+        private void bindAppWidgets(List<LauncherAppWidgetInfo> appWidgets) {
+            // Bind the widgets, one at a time
+            int count = appWidgets.size();
+            for (int i = 0; i < count; i++) {
+                final ItemInfo widget = appWidgets.get(i);
+                executeCallbacksTask(
+                        c -> c.bindItems(Collections.singletonList(widget), false),
+                        mUiExecutor);
+            }
+        }
+    }
 }
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index c20ac17..43ca2a6 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -463,6 +463,7 @@
             return;
         }
         mSystemShortcutContainer = inflateAndAdd(systemShortcutContainerLayout, this);
+        mWidgetContainer = mSystemShortcutContainer;
         for (int i = 0; i < systemShortcuts.size(); i++) {
             initializeSystemShortcut(
                     systemShortcutLayout,
diff --git a/src/com/android/launcher3/search/StringMatcherUtility.java b/src/com/android/launcher3/search/StringMatcherUtility.java
index c66f3a1..28fc4f0 100644
--- a/src/com/android/launcher3/search/StringMatcherUtility.java
+++ b/src/com/android/launcher3/search/StringMatcherUtility.java
@@ -16,13 +16,20 @@
 
 package com.android.launcher3.search;
 
+import android.text.TextUtils;
+
+import com.android.launcher3.util.IntArray;
+
 import java.text.Collator;
+import java.util.stream.IntStream;
 
 /**
  * Utilities for matching query string to target string.
  */
 public class StringMatcherUtility {
 
+    private static final Character SPACE = ' ';
+
     /**
      * Returns {@code true} if {@code query} is a prefix of a substring in {@code target}. How to
      * break target to valid substring is defined in the given {@code matcher}.
@@ -59,6 +66,41 @@
     }
 
     /**
+     * Returns a list of breakpoints wherever the string contains a break. For example:
+     * "t-mobile" would have breakpoints at [0, 1]
+     * "Agar.io" would have breakpoints at [3, 4]
+     * "LEGO®Builder" would have a breakpoint at [4]
+     */
+    public static IntArray getListOfBreakpoints(CharSequence input, StringMatcher matcher) {
+        int inputLength = input.length();
+        if ((inputLength <= 2) || TextUtils.indexOf(input, SPACE) != -1) {
+            // when there is a space in the string, return a list where the elements are the
+            // position of the spaces - 1. This is to make the logic consistent where breakpoints
+            // are placed
+            return IntArray.wrap(IntStream.range(0, inputLength)
+                    .filter(i -> input.charAt(i) == SPACE)
+                    .map(i -> i - 1)
+                    .toArray());
+        }
+        IntArray listOfBreakPoints = new IntArray();
+        int prevType;
+        int thisType = Character.getType(Character.codePointAt(input, 0));
+        int nextType = Character.getType(Character.codePointAt(input, 1));
+        for (int i = 1; i < inputLength; i++) {
+            prevType = thisType;
+            thisType = nextType;
+            nextType = i < (inputLength - 1)
+                    ? Character.getType(Character.codePointAt(input, i + 1))
+                    : Character.UNASSIGNED;
+            if (matcher.isBreak(thisType, prevType, nextType)) {
+                // breakpoint is at previous
+                listOfBreakPoints.add(i-1);
+            }
+        }
+        return listOfBreakPoints;
+    }
+
+    /**
      * Performs locale sensitive string comparison using {@link Collator}.
      */
     public static class StringMatcher {
@@ -118,7 +160,11 @@
             }
             switch (thisType) {
                 case Character.UPPERCASE_LETTER:
-                    if (nextType == Character.UPPERCASE_LETTER) {
+                    // takes care of the case where there are consistent uppercase letters as well
+                    // as a special symbol following the capitalize letters for example: LEGO®
+                    if (nextType != Character.UPPERCASE_LETTER && nextType != Character.OTHER_SYMBOL
+                            && nextType != Character.DECIMAL_DIGIT_NUMBER
+                            && nextType != Character.UNASSIGNED) {
                         return true;
                     }
                     // Follow through
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 295baa3..050e88f 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -582,8 +582,7 @@
                 ? splitInfo.dividerHeightPercent
                 : splitInfo.dividerWidthPercent;
 
-        int deviceHeightWithoutTaskbar = dp.availableHeightPx - dp.taskbarSize;
-        float scale = (float) outRect.height() / deviceHeightWithoutTaskbar;
+        float scale = (float) outRect.height() / dp.availableHeightPx;
         float topTaskHeight = dp.availableHeightPx * topLeftTaskPercent;
         float scaledTopTaskHeight = topTaskHeight * scale;
         float dividerHeight = dp.availableHeightPx * dividerBarPercent;
@@ -639,8 +638,7 @@
             // Reset unused translations
             primarySnapshot.setTranslationY(0);
         } else {
-            int deviceHeightWithoutTaskbar = dp.availableHeightPx - dp.taskbarSize;
-            float scale = (float) totalThumbnailHeight / deviceHeightWithoutTaskbar;
+            float scale = (float) totalThumbnailHeight / dp.availableHeightPx;
             float topTaskHeight = dp.availableHeightPx * taskPercent;
             float finalDividerHeight = dividerBar * scale;
             float scaledTopTaskHeight = topTaskHeight * scale;
diff --git a/src/com/android/launcher3/views/AbstractSlideInView.java b/src/com/android/launcher3/views/AbstractSlideInView.java
index e2f1c04..cb6a46c 100644
--- a/src/com/android/launcher3/views/AbstractSlideInView.java
+++ b/src/com/android/launcher3/views/AbstractSlideInView.java
@@ -76,6 +76,7 @@
             };
     protected static final float TRANSLATION_SHIFT_CLOSED = 1f;
     protected static final float TRANSLATION_SHIFT_OPENED = 0f;
+    private static final float VIEW_NO_SCALE = 1f;
 
     protected final T mActivityContext;
 
@@ -93,7 +94,8 @@
     protected @Nullable OnCloseListener mOnCloseBeginListener;
     protected List<OnCloseListener> mOnCloseListeners = new ArrayList<>();
 
-    private final AnimatedFloat mSlidInViewScale = new AnimatedFloat(this::onScaleProgressChanged);
+    private final AnimatedFloat mSlideInViewScale =
+            new AnimatedFloat(this::onScaleProgressChanged, VIEW_NO_SCALE);
     private boolean mIsBackProgressing;
     @Nullable private Drawable mContentBackground;
 
@@ -184,12 +186,12 @@
         float deceleratedProgress =
                 Interpolators.PREDICTIVE_BACK_DECELERATED_EASE.getInterpolation(progress);
         mIsBackProgressing = progress > 0f;
-        mSlidInViewScale.updateValue(PREDICTIVE_BACK_MIN_SCALE
+        mSlideInViewScale.updateValue(PREDICTIVE_BACK_MIN_SCALE
                 + (1 - PREDICTIVE_BACK_MIN_SCALE) * (1 - deceleratedProgress));
     }
 
     private void onScaleProgressChanged() {
-        float scaleProgress = mSlidInViewScale.value;
+        float scaleProgress = mSlideInViewScale.value;
         SCALE_PROPERTY.set(this, scaleProgress);
         setClipChildren(!mIsBackProgressing);
         mContent.setClipChildren(!mIsBackProgressing);
@@ -209,7 +211,7 @@
     }
 
     protected void animateSlideInViewToNoScale() {
-        mSlidInViewScale.animateToValue(1f)
+        mSlideInViewScale.animateToValue(1f)
                 .setDuration(REVERT_SWIPE_ALL_APPS_TO_HOME_ANIMATION_DURATION_MS)
                 .start();
     }
@@ -236,8 +238,8 @@
     /** Return extra space revealed during predictive back animation. */
     @Px
     protected int getBottomOffsetPx() {
-        return (int) (getMeasuredHeight()
-                * (1 - PREDICTIVE_BACK_MIN_SCALE) / 2);
+        final int height = getMeasuredHeight();
+        return (int) ((height / PREDICTIVE_BACK_MIN_SCALE - height) / 2);
     }
 
     /**
diff --git a/tests/shared/com/android/launcher3/testing/shared/TestProtocol.java b/tests/shared/com/android/launcher3/testing/shared/TestProtocol.java
index c69ec2c..f036b3e 100644
--- a/tests/shared/com/android/launcher3/testing/shared/TestProtocol.java
+++ b/tests/shared/com/android/launcher3/testing/shared/TestProtocol.java
@@ -107,6 +107,7 @@
     public static final String REQUEST_CLEAR_DATA = "clear-data";
     public static final String REQUEST_USE_TEST_WORKSPACE_LAYOUT = "use-test-workspace-layout";
     public static final String REQUEST_USE_TEST2_WORKSPACE_LAYOUT = "use-test2-workspace-layout";
+    public static final String REQUEST_USE_TAPL_WORKSPACE_LAYOUT = "use-tapl-workspace-layout";
     public static final String REQUEST_USE_DEFAULT_WORKSPACE_LAYOUT =
             "use-default-workspace-layout";
     public static final String REQUEST_HOTSEAT_ICON_NAMES = "get-hotseat-icon-names";
diff --git a/tests/src/com/android/launcher3/search/StringMatcherUtilityTest.java b/tests/src/com/android/launcher3/search/StringMatcherUtilityTest.java
index 3b53255..0ba46f4 100644
--- a/tests/src/com/android/launcher3/search/StringMatcherUtilityTest.java
+++ b/tests/src/com/android/launcher3/search/StringMatcherUtilityTest.java
@@ -15,8 +15,10 @@
  */
 package com.android.launcher3.search;
 
+import static com.android.launcher3.search.StringMatcherUtility.getListOfBreakpoints;
 import static com.android.launcher3.search.StringMatcherUtility.matches;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
@@ -25,6 +27,7 @@
 
 import com.android.launcher3.search.StringMatcherUtility.StringMatcher;
 import com.android.launcher3.search.StringMatcherUtility.StringMatcherSpace;
+import com.android.launcher3.util.IntArray;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -138,4 +141,96 @@
         assertFalse(matches("phant", "elephant", MATCHER_SPACE));
         assertFalse(matches("elephants", "elephant", MATCHER_SPACE));
     }
+
+    @Test
+    public void testStringWithProperBreaks() {
+        // empty string
+        assertEquals(IntArray.wrap(), getListOfBreakpoints("", MATCHER));
+
+        // should be "D Dz" that's why breakpoint is at 0
+        assertEquals(IntArray.wrap(0), getListOfBreakpoints("DDz", MATCHER));
+
+        // test all caps and all lower-case
+        assertEquals(IntArray.wrap(), getListOfBreakpoints("SNKRS", MATCHER));
+        assertEquals(IntArray.wrap(), getListOfBreakpoints("flutterappflorafy", MATCHER));
+        assertEquals(IntArray.wrap(), getListOfBreakpoints("LEGO®", MATCHER));
+
+        // test camel case
+        // breakpoint at 9 to be "flutterapp Florafy"
+        assertEquals(IntArray.wrap(9), getListOfBreakpoints("flutterappFlorafy", MATCHER));
+        // breakpoint at 4 to be "Metro Zone"
+        assertEquals(IntArray.wrap(4), getListOfBreakpoints("MetroZone", MATCHER));
+        // breakpoint at 4,5 to be "metro X Zone"
+        assertEquals(IntArray.wrap(4,5), getListOfBreakpoints("metroXZone", MATCHER));
+        // breakpoint at 0 to be "G Pay"
+        assertEquals(IntArray.wrap(0), getListOfBreakpoints("GPay", MATCHER));
+        // breakpoint at 4 to be "Whats App"
+        assertEquals(IntArray.wrap(4), getListOfBreakpoints("WhatsApp", MATCHER));
+        // breakpoint at 2 to be "aaa A"
+        assertEquals(IntArray.wrap(2), getListOfBreakpoints("aaaA", MATCHER));
+        // breakpoint at 4,12,16 to be "Other Launcher Test App"
+        assertEquals(IntArray.wrap(4,12,16),
+                getListOfBreakpoints("OtherLauncherTestApp", MATCHER));
+
+        // test with TITLECASE_LETTER
+        // should be "DDz" that's why there are no break points
+        assertEquals(IntArray.wrap(), getListOfBreakpoints("DDz", MATCHER));
+        // breakpoint at 0 to be "D DDž"
+        assertEquals(IntArray.wrap(0), getListOfBreakpoints("DDDž", MATCHER));
+        // breakpoint at 0 because there is a space to be "Dž DD"
+        assertEquals(IntArray.wrap(0), getListOfBreakpoints("Dž DD", MATCHER));
+        // breakpoint at 1 to be "Dw Dz"
+        assertEquals(IntArray.wrap(1), getListOfBreakpoints("DwDz", MATCHER));
+        // breakpoint at 0,2 to be "Dw Dz"
+        assertEquals(IntArray.wrap(0,2), getListOfBreakpoints("wDwDz", MATCHER));
+        // breakpoint at 1,3 to be "ᾋw Dw Dz"
+        assertEquals(IntArray.wrap(1,3), getListOfBreakpoints("ᾋwDwDz", MATCHER));
+        // breakpoint at 0,2,4 to be "ᾋ ᾋw Dw Dz"
+        assertEquals(IntArray.wrap(0,2,4), getListOfBreakpoints("ᾋᾋwDwDz", MATCHER));
+        // breakpoint at 0,2,4 to be "ᾋ ᾋw Dw Dz®"
+        assertEquals(IntArray.wrap(0,2,4), getListOfBreakpoints("ᾋᾋwDwDz®", MATCHER));
+
+        // test with numbers and symbols
+        // breakpoint at 3,11 to be "Test Activity 13"
+        assertEquals(IntArray.wrap(3,11), getListOfBreakpoints("TestActivity13", MATCHER));
+        // breakpoint at 3, 4, 12, 13 as the breakpoints are at the dashes
+        assertEquals(IntArray.wrap(3,4,12,13),
+                getListOfBreakpoints("Test-Activity-12", MATCHER));
+        // breakpoint at 1 to be "AA 2"
+        assertEquals(IntArray.wrap(1), getListOfBreakpoints("AA2", MATCHER));
+        // breakpoint at 1 to be "AAA 2"
+        assertEquals(IntArray.wrap(2), getListOfBreakpoints("AAA2", MATCHER));
+        // breakpoint at 1 to be "ab 2"
+        assertEquals(IntArray.wrap(1), getListOfBreakpoints("ab2", MATCHER));
+        // breakpoint at 1,2 to be "el 3 suhwee"
+        assertEquals(IntArray.wrap(1,2), getListOfBreakpoints("el3suhwee", MATCHER));
+        // breakpoint at 0,1 as the breakpoints are at '-'
+        assertEquals(IntArray.wrap(0,1), getListOfBreakpoints("t-mobile", MATCHER));
+        assertEquals(IntArray.wrap(0,1), getListOfBreakpoints("t-Mobile", MATCHER));
+        // breakpoint at 0,1,2 as the breakpoints are at '-'
+        assertEquals(IntArray.wrap(0,1,2), getListOfBreakpoints("t--Mobile", MATCHER));
+        // breakpoint at 1,2,3 as the breakpoints are at '-'
+        assertEquals(IntArray.wrap(1,2,3), getListOfBreakpoints("tr--Mobile", MATCHER));
+        // breakpoint at 3,4 as the breakpoints are at '.'
+        assertEquals(IntArray.wrap(3,4), getListOfBreakpoints("Agar.io", MATCHER));
+        assertEquals(IntArray.wrap(3,4), getListOfBreakpoints("Hole.Io", MATCHER));
+
+        // breakpoint at 0 to be "µ Torrent®"
+        assertEquals(IntArray.wrap(0), getListOfBreakpoints("µTorrent®", MATCHER));
+        // breakpoint at 4 to be "LEGO® Builder"
+        assertEquals(IntArray.wrap(4), getListOfBreakpoints("LEGO®Builder", MATCHER));
+        // breakpoint at 4 to be "LEGO® builder"
+        assertEquals(IntArray.wrap(4), getListOfBreakpoints("LEGO®builder", MATCHER));
+        // breakpoint at 4 to be "lego® builder"
+        assertEquals(IntArray.wrap(4), getListOfBreakpoints("lego®builder", MATCHER));
+
+        // test string with spaces - where the breakpoints are right before where the spaces are at
+        assertEquals(IntArray.wrap(3,8), getListOfBreakpoints("HEAD BALL 2", MATCHER));
+        assertEquals(IntArray.wrap(2,8),
+                getListOfBreakpoints("OFL Agent Application", MATCHER));
+        assertEquals(IntArray.wrap(0,2), getListOfBreakpoints("D D z", MATCHER));
+        assertEquals(IntArray.wrap(6), getListOfBreakpoints("Battery Stats", MATCHER));
+        assertEquals(IntArray.wrap(5,9,15),
+                getListOfBreakpoints("System UWB Field Test", MATCHER));
+    }
 }
diff --git a/tests/src/com/android/launcher3/ui/BubbleTextViewTest.java b/tests/src/com/android/launcher3/ui/BubbleTextViewTest.java
new file mode 100644
index 0000000..d07c6c2
--- /dev/null
+++ b/tests/src/com/android/launcher3/ui/BubbleTextViewTest.java
@@ -0,0 +1,294 @@
+/*
+ * Copyright (C) 2023 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.ui;
+
+import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
+
+import static com.android.launcher3.config.FeatureFlags.ENABLE_TWOLINE_ALLAPPS;
+
+import static org.junit.Assert.assertEquals;
+
+import android.content.Context;
+import android.graphics.Typeface;
+import android.view.ViewGroup;
+
+import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.model.data.ItemInfoWithIcon;
+import com.android.launcher3.search.StringMatcherUtility;
+import com.android.launcher3.util.ActivityContextWrapper;
+import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.TestUtil;
+import com.android.launcher3.views.BaseDragLayer;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Unit tests for testing modifyTitleToSupportMultiLine() in BubbleTextView.java
+ * This class tests a couple of strings and uses the getMaxLines() to determine if the test passes.
+ * Verifying with getMaxLines() is sufficient since BubbleTextView can only be in one line or
+ * two lines, and this is enough to ensure whether the string should be specifically wrapped onto
+ * the second line and to ensure truncation.
+ */
+public class BubbleTextViewTest {
+
+    private static final StringMatcherUtility.StringMatcher
+            MATCHER = StringMatcherUtility.StringMatcher.getInstance();
+    private static final int ONE_LINE = 1;
+    private static final int TWO_LINE = 2;
+    private static final String TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT = "Battery Stats";
+    private static final String TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT_RESULT =
+            "Battery\nStats";
+    private static final String TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT =
+            "flutterappflorafy";
+    private static final String TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT =
+            "System UWB Field Test";
+    private static final String TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT_RESULT =
+            "System\nUWB Field Test";
+    private static final String TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT =
+            "LEGO®Builder";
+    private static final String TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT_RESULT =
+            "LEGO®\nBuilder";
+    private static final String EMPTY_STRING = "";
+    private static final int CHAR_CNT = 7;
+
+    private BubbleTextView mBubbleTextView;
+    private ItemInfoWithIcon mItemInfoWithIcon;
+    private Context mContext;
+    private int mLimitedWidth;
+
+    @Before
+    public void setUp() throws Exception {
+        Utilities.enableRunningInTestHarnessForTests();
+        mContext = new ActivityContextWrapper(getApplicationContext());
+        mBubbleTextView = new BubbleTextView(mContext);
+        mBubbleTextView.reset();
+        mBubbleTextView.setDisplayAllApps();
+        assertEquals(ONE_LINE, mBubbleTextView.getMaxLines());
+
+        BubbleTextView testView = new BubbleTextView(mContext);
+        testView.setTypeface(Typeface.MONOSPACE);
+        testView.setText("B");
+        // calculate the maxWidth of the textView by calculating the width of one monospace
+        // character * CHAR_CNT
+        mLimitedWidth =
+                (int) (testView.getPaint().measureText(testView.getText().toString()) * CHAR_CNT);
+        // needed otherwise there is a NPE during setText() on checkForRelayout()
+        mBubbleTextView.setLayoutParams(
+                new ViewGroup.LayoutParams(mLimitedWidth,
+                BaseDragLayer.LayoutParams.WRAP_CONTENT));
+        mItemInfoWithIcon = new ItemInfoWithIcon() {
+            @Override
+            public ItemInfoWithIcon clone() {
+                return null;
+            }
+        };
+    }
+
+    @Test
+    public void testEmptyString_flagOn() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, true)) {
+            mItemInfoWithIcon.title = EMPTY_STRING;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getMaxLines());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testEmptyString_flagOff() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, false)) {
+            mItemInfoWithIcon.title = EMPTY_STRING;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testStringWithSpaceLongerThanCharLimit_flagOn() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, true)) {
+            // test string: "Battery Stats"
+            mItemInfoWithIcon.title = TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(TWO_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testStringWithSpaceLongerThanCharLimit_flagOff() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, false)) {
+            // test string: "Battery Stats"
+            mItemInfoWithIcon.title = TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringNoSpaceLongerThanCharLimit_flagOn() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, true)) {
+            // test string: "flutterappflorafy"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringNoSpaceLongerThanCharLimit_flagOff() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, false)) {
+            // test string: "flutterappflorafy"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw  new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringWithSpaceLongerThanCharLimit_flagOn() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, true)) {
+            // test string: "System UWB Field Test"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(TWO_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw  new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringWithSpaceLongerThanCharLimit_flagOff() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, false)) {
+            // test string: "System UWB Field Test"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw  new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringSymbolLongerThanCharLimit_flagOn() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, true)) {
+            // test string: "LEGO®Builder"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(TWO_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw  new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void testLongStringSymbolLongerThanCharLimit_flagOff() {
+        try (AutoCloseable flag = TestUtil.overrideFlag(ENABLE_TWOLINE_ALLAPPS, false)) {
+            // test string: "LEGO®Builder"
+            mItemInfoWithIcon.title = TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT;
+            mBubbleTextView.applyLabel(mItemInfoWithIcon);
+            mBubbleTextView.setTypeface(Typeface.MONOSPACE);
+            mBubbleTextView.measure(mLimitedWidth, 0);
+            mBubbleTextView.onPreDraw();
+            assertEquals(ONE_LINE, mBubbleTextView.getLineCount());
+        } catch (Exception e) {
+            throw  new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void modifyTitleToSupportMultiLine_TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT() {
+        // test string: "Battery Stats"
+        IntArray breakPoints = StringMatcherUtility.getListOfBreakpoints(
+                TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT, MATCHER);
+        CharSequence newString = BubbleTextView.modifyTitleToSupportMultiLine(mLimitedWidth,
+                TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT, mBubbleTextView.getPaint(),
+                breakPoints);
+        assertEquals(TEST_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT_RESULT, newString);
+    }
+
+    @Test
+    public void modifyTitleToSupportMultiLine_TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT() {
+        // test string: "flutterappflorafy"
+        IntArray breakPoints = StringMatcherUtility.getListOfBreakpoints(
+                TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT, MATCHER);
+        CharSequence newString = BubbleTextView.modifyTitleToSupportMultiLine(mLimitedWidth,
+                TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT, mBubbleTextView.getPaint(),
+                breakPoints);
+        assertEquals(TEST_LONG_STRING_NO_SPACE_LONGER_THAN_CHAR_LIMIT, newString);
+    }
+
+    @Test
+    public void modifyTitleToSupportMultiLine_TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT() {
+        // test string: "System UWB Field Test"
+        IntArray breakPoints = StringMatcherUtility.getListOfBreakpoints(
+                TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT, MATCHER);
+        CharSequence newString = BubbleTextView.modifyTitleToSupportMultiLine(mLimitedWidth,
+                TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT, mBubbleTextView.getPaint(),
+                breakPoints);
+        assertEquals(TEST_LONG_STRING_WITH_SPACE_LONGER_THAN_CHAR_LIMIT_RESULT, newString);
+    }
+
+    @Test
+    public void modifyTitleToSupportMultiLine_TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT() {
+        // test string: "LEGO®Builder"
+        IntArray breakPoints = StringMatcherUtility.getListOfBreakpoints(
+                TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT, MATCHER);
+        CharSequence newString = BubbleTextView.modifyTitleToSupportMultiLine(mLimitedWidth,
+                TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT, mBubbleTextView.getPaint(),
+                breakPoints);
+        assertEquals(TEST_LONG_STRING_SYMBOL_LONGER_THAN_CHAR_LIMIT_RESULT, newString);
+    }
+}
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 5f516eb..f910a92 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -225,6 +225,10 @@
     @Test
     @ScreenRecord // b/202433017
     public void testWorkspace() throws Exception {
+        // Make sure there is an instance of chrome on the hotseat
+        mLauncher.useTaplWorkspaceLayoutOnReload();
+        clearLauncherData();
+
         final Workspace workspace = mLauncher.getWorkspace();
 
         // Test that ensureWorkspaceIsScrollable adds a page by dragging an icon there.
@@ -506,7 +510,6 @@
 
     @Test
     @PortraitLandscape
-    @ScreenRecord // (b/256659409)
     public void testUninstallFromAllApps() throws Exception {
         installDummyAppAndWaitForUIUpdate();
         try {
@@ -515,6 +518,8 @@
             allApps.freeze();
             try {
                 workspace = allApps.getAppIcon(DUMMY_APP_NAME).uninstall();
+                // After the toast clears, then the model tries to commit the uninstall transaction
+                mLauncher.waitForModelQueueCleared();
             } finally {
                 allApps.unfreeze();
             }
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 52994a5..5c4b707 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -1860,6 +1860,15 @@
         getTestInfo(TestProtocol.REQUEST_USE_TEST2_WORKSPACE_LAYOUT);
     }
 
+
+    /**
+     * Reloads the workspace with a test layout that includes the chrome Activity app icon on the
+     * hotseat.
+     */
+    public void useTaplWorkspaceLayoutOnReload() {
+        getTestInfo(TestProtocol.REQUEST_USE_TAPL_WORKSPACE_LAYOUT);
+    }
+
     /** Reloads the workspace with the default layout defined by the user's grid size selection. */
     public void useDefaultWorkspaceLayoutOnReload() {
         getTestInfo(TestProtocol.REQUEST_USE_DEFAULT_WORKSPACE_LAYOUT);