Merge "Add depth to -1 screen" into sc-v2-dev
diff --git a/go/quickstep/res/layout/overview_actions_container.xml b/go/quickstep/res/layout/overview_actions_container.xml
index 0e718ca..cc65cbf 100644
--- a/go/quickstep/res/layout/overview_actions_container.xml
+++ b/go/quickstep/res/layout/overview_actions_container.xml
@@ -14,12 +14,11 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<!-- NOTE! don't add dimensions for margins / gravity to root view in this file, they need to be
-     loaded at runtime. -->
 <com.android.quickstep.views.GoOverviewActionsView
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content">
+    android:layout_height="wrap_content"
+    android:layout_gravity="center_horizontal|bottom">
 
     <LinearLayout
         android:id="@+id/action_buttons"
diff --git a/quickstep/res/layout/overview_actions_container.xml b/quickstep/res/layout/overview_actions_container.xml
index 68680d3..0c2a28c 100644
--- a/quickstep/res/layout/overview_actions_container.xml
+++ b/quickstep/res/layout/overview_actions_container.xml
@@ -14,11 +14,10 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<!-- NOTE! don't add dimensions for margins / gravity to root view in this file, they need to be
-     loaded at runtime. -->
 <com.android.quickstep.views.OverviewActionsView xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content">
+    android:layout_height="wrap_content"
+    android:layout_gravity="center_horizontal|bottom">
 
     <LinearLayout
         android:id="@+id/action_buttons"
diff --git a/quickstep/res/values/colors.xml b/quickstep/res/values/colors.xml
index 167c7c3..2f24441 100644
--- a/quickstep/res/values/colors.xml
+++ b/quickstep/res/values/colors.xml
@@ -26,6 +26,6 @@
     <color name="all_apps_prediction_row_separator_dark">#3cffffff</color>
 
     <!-- Taskbar -->
-    <color name="taskbar_background">#101010</color>
+    <color name="taskbar_background">@color/overview_scrim_dark</color>
     <color name="taskbar_icon_selection_ripple">#E0E0E0</color>
 </resources>
\ No newline at end of file
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 5fc969d..4e97fbd 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -16,7 +16,6 @@
 
 <resources>
     <dimen name="task_thumbnail_icon_size">48dp</dimen>
-    <dimen name="task_thumbnail_icon_size_grid">40dp</dimen>
     <!-- For screens without rounded corners -->
     <dimen name="task_corner_radius_small">2dp</dimen>
     <!-- For Launchers that want to override the default dialog corner radius -->
@@ -31,18 +30,22 @@
 
     <dimen name="overview_minimum_next_prev_size">50dp</dimen>
     <dimen name="overview_task_margin">16dp</dimen>
+    <dimen name="overview_task_margin_grid">12dp</dimen>
 
     <!-- Overrideable in overlay that provides the Overview Actions. -->
     <dimen name="overview_actions_height">48dp</dimen>
-    <dimen name="overview_actions_bottom_margin_gesture">28dp</dimen>
-    <dimen name="overview_actions_bottom_margin_three_button">8dp</dimen>
+    <dimen name="overview_actions_margin_gesture">28dp</dimen>
+    <dimen name="overview_actions_top_margin_gesture_grid_portrait">19.37dp</dimen>
+    <dimen name="overview_actions_bottom_margin_gesture_grid_portrait">22dp</dimen>
+    <dimen name="overview_actions_top_margin_gesture_grid_landscape">19.1dp</dimen>
+    <dimen name="overview_actions_bottom_margin_gesture_grid_landscape">10dp</dimen>
+    <dimen name="overview_actions_margin_three_button">8dp</dimen>
     <dimen name="overview_actions_horizontal_margin">16dp</dimen>
 
-    <dimen name="overview_grid_top_margin">77dp</dimen>
-    <dimen name="overview_grid_bottom_margin">70dp</dimen>
-    <dimen name="overview_grid_side_margin">54dp</dimen>
-    <dimen name="overview_grid_row_spacing">42dp</dimen>
-    <dimen name="overview_grid_focus_vertical_margin">40dp</dimen>
+    <dimen name="overview_grid_side_margin">50dp</dimen>
+    <dimen name="overview_grid_row_spacing_portrait">37.13dp</dimen>
+    <dimen name="overview_grid_row_spacing_landscape">33.38dp</dimen>
+    <dimen name="overview_grid_focus_vertical_margin">0dp</dimen>
 
     <!-- These speeds are in dp/s -->
     <dimen name="max_task_dismiss_drag_velocity">2.25dp</dimen>
@@ -51,6 +54,7 @@
     <dimen name="default_task_dismiss_drag_velocity_grid_focus_task">5dp</dimen>
 
     <dimen name="recents_page_spacing">16dp</dimen>
+    <dimen name="recents_page_spacing_grid">36dp</dimen>
     <dimen name="recents_clear_all_deadzone_vertical_margin">70dp</dimen>
 
     <!-- The speed in dp/s at which the user needs to be scrolling in recents such that we start
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index f01ff8b..aba16c2 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -129,6 +129,10 @@
      * If we're launching and app and should not be blurring the screen for performance reasons.
      */
     private boolean mBlurDisabledForAppLaunch;
+    /**
+     * If we requested early wake-up offsets to SurfaceFlinger.
+     */
+    private boolean mInEarlyWakeUp;
 
     // Workaround for animating the depth when multiwindow mode changes.
     private boolean mIgnoreStateChangesDuringMultiWindowAnimation = false;
@@ -286,10 +290,21 @@
 
             int blur = opaque || isOverview || !mCrossWindowBlursEnabled
                     || mBlurDisabledForAppLaunch ? 0 : (int) (depth * mMaxBlurRadius);
-            new SurfaceControl.Transaction()
+            SurfaceControl.Transaction transaction = new SurfaceControl.Transaction()
                     .setBackgroundBlurRadius(mSurface, blur)
-                    .setOpaque(mSurface, opaque)
-                    .apply();
+                    .setOpaque(mSurface, opaque);
+
+            // Set early wake-up flags when we know we're executing an expensive operation, this way
+            // SurfaceFlinger will adjust its internal offsets to avoid jank.
+            boolean wantsEarlyWakeUp = depth > 0 && depth < 1;
+            if (wantsEarlyWakeUp && !mInEarlyWakeUp) {
+                transaction.setEarlyWakeupStart();
+                mInEarlyWakeUp = true;
+            } else if (!wantsEarlyWakeUp && mInEarlyWakeUp) {
+                transaction.setEarlyWakeupEnd();
+                mInEarlyWakeUp = false;
+            }
+            transaction.apply();
         }
         return true;
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index be3f5d9..08300e2 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -166,15 +166,14 @@
     private void initButtons(ViewGroup navContainer, ViewGroup endContainer,
             TaskbarNavButtonController navButtonController) {
 
-        // Hide when keyguard is showing, show when bouncer is showing
-        mPropertyHolders.add(new StatePropertyHolder(mBackButton,
-                flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 ||
-                        (flags & FLAG_ONLY_BACK_FOR_BOUNCER_VISIBLE) != 0));
-
         mBackButton = addButton(R.drawable.ic_sysbar_back, BUTTON_BACK,
                 mNavButtonContainer, mControllers.navButtonController, R.id.back);
         mPropertyHolders.add(new StatePropertyHolder(mBackButton,
                 flags -> (flags & FLAG_IME_VISIBLE) == 0));
+        // Hide when keyguard is showing, show when bouncer is showing
+        mPropertyHolders.add(new StatePropertyHolder(mBackButton,
+                flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 ||
+                        (flags & FLAG_ONLY_BACK_FOR_BOUNCER_VISIBLE) != 0));
 
         // home and recents buttons
         View homeButton = addButton(R.drawable.ic_sysbar_home, BUTTON_HOME, navContainer,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
index 67ebc02..b89032e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
@@ -117,6 +117,24 @@
         dragLayerY += dragRect.top;
 
         DragOptions dragOptions = new DragOptions();
+        dragOptions.preDragCondition = new DragOptions.PreDragCondition() {
+            private DragView mDragView;
+
+            @Override
+            public boolean shouldStartDrag(double distanceDragged) {
+                return mDragView != null && mDragView.isAnimationFinished();
+            }
+
+            @Override
+            public void onPreDragStart(DropTarget.DragObject dragObject) {
+                mDragView = dragObject.dragView;
+            }
+
+            @Override
+            public void onPreDragEnd(DropTarget.DragObject dragObject, boolean dragStarted) {
+                mDragView = null;
+            }
+        };
         // TODO: open popup/pre-drag
         // PopupContainerWithArrow popupContainer = PopupContainerWithArrow.showForIcon(view);
         // if (popupContainer != null) {
@@ -155,6 +173,7 @@
 
         mDragObject = new DropTarget.DragObject(mActivity.getApplicationContext());
         mDragObject.originalView = originalView;
+        mDragObject.deferDragViewCleanupPostAnimation = false;
 
         mIsInPreDrag = mOptions.preDragCondition != null
                 && !mOptions.preDragCondition.shouldStartDrag(0);
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index c412ece..97f46a5 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -1153,6 +1153,12 @@
                     mGestureState.getEndTarget(), duration,
                     mTaskAnimationManager.getCurrentCallbacks());
             if (mParallelRunningAnim != null) {
+                mParallelRunningAnim.addListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationEnd(Animator animation) {
+                        mParallelRunningAnim = null;
+                    }
+                });
                 mParallelRunningAnim.start();
             }
         }
diff --git a/quickstep/src/com/android/quickstep/BaseActivityInterface.java b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
index db56231..624ade2 100644
--- a/quickstep/src/com/android/quickstep/BaseActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
@@ -210,14 +210,8 @@
             Rect gridRect = new Rect();
             calculateGridSize(context, dp, gridRect);
 
-            int verticalMargin = Math.max(
-                    res.getDimensionPixelSize(R.dimen.overview_grid_focus_vertical_margin),
-                    res.getDimensionPixelSize(R.dimen.overview_actions_height));
-            float taskHeight =
-                    gridRect.height() - verticalMargin * 2 - dp.overviewTaskThumbnailTopMarginPx;
-
             PointF taskDimension = getTaskDimension(context, dp);
-            float scale = taskHeight / taskDimension.y;
+            float scale = gridRect.height() / taskDimension.y;
             int outWidth = Math.round(scale * taskDimension.x);
             int outHeight = Math.round(scale * taskDimension.y);
 
@@ -225,19 +219,9 @@
             Gravity.apply(gravity, outWidth, outHeight, gridRect, outRect);
         } else {
             int taskMargin = dp.overviewTaskMarginPx;
-            int proactiveRowAndMargin;
-            if (!TaskView.SHOW_PROACTIVE_ACTIONS || dp.isVerticalBarLayout()) {
-                // In Vertical Bar Layout the proactive row doesn't have its own space, it's inside
-                // the actions row.
-                proactiveRowAndMargin = 0;
-            } else {
-                proactiveRowAndMargin = res.getDimensionPixelSize(
-                        R.dimen.overview_proactive_row_height)
-                        + res.getDimensionPixelSize(R.dimen.overview_proactive_row_bottom_margin);
-            }
             calculateTaskSizeInternal(context, dp,
                     dp.overviewTaskThumbnailTopMarginPx,
-                    proactiveRowAndMargin + getOverviewActionsHeight(context, dp),
+                    getProactiveRowAndMargin(context, dp) + getOverviewActionsHeight(context, dp),
                     res.getDimensionPixelSize(R.dimen.overview_minimum_next_prev_size) + taskMargin,
                     outRect);
         }
@@ -299,13 +283,14 @@
      */
     public final void calculateGridSize(Context context, DeviceProfile dp, Rect outRect) {
         Resources res = context.getResources();
-        int topMargin = res.getDimensionPixelSize(R.dimen.overview_grid_top_margin);
-        int bottomMargin = res.getDimensionPixelSize(R.dimen.overview_grid_bottom_margin);
+        Rect insets = dp.getInsets();
+        int topMargin = dp.overviewTaskThumbnailTopMarginPx;
+        int bottomMargin =
+                getProactiveRowAndMargin(context, dp) + getOverviewActionsHeight(context, dp);
         int sideMargin = res.getDimensionPixelSize(R.dimen.overview_grid_side_margin);
 
-        Rect insets = dp.getInsets();
         outRect.set(0, 0, dp.widthPx, dp.heightPx);
-        outRect.inset(Math.max(insets.left, sideMargin), Math.max(insets.top, topMargin),
+        outRect.inset(Math.max(insets.left, sideMargin), insets.top + topMargin,
                 Math.max(insets.right, sideMargin), Math.max(insets.bottom, bottomMargin));
     }
 
@@ -318,8 +303,9 @@
         Rect gridRect = new Rect();
         calculateGridSize(context, dp, gridRect);
 
-        int rowSpacing = res.getDimensionPixelSize(R.dimen.overview_grid_row_spacing);
-        float rowHeight = (gridRect.height() - rowSpacing) / 2f;
+        float rowHeight =
+                (gridRect.height() + dp.overviewTaskThumbnailTopMarginPx - dp.overviewRowSpacing)
+                        / 2f;
 
         PointF taskDimension = getTaskDimension(context, dp);
         float scale = (rowHeight - dp.overviewTaskThumbnailTopMarginPx) / taskDimension.y;
@@ -328,7 +314,6 @@
 
         int gravity = Gravity.TOP;
         gravity |= orientedState.getRecentsRtlSetting(res) ? Gravity.RIGHT : Gravity.LEFT;
-        gridRect.inset(0, dp.overviewTaskThumbnailTopMarginPx, 0, 0);
         Gravity.apply(gravity, outWidth, outHeight, gridRect, outRect);
     }
 
@@ -344,6 +329,21 @@
                 outRect);
     }
 
+    private int getProactiveRowAndMargin(Context context, DeviceProfile dp) {
+        Resources res = context.getResources();
+        int proactiveRowAndMargin;
+        if (!TaskView.SHOW_PROACTIVE_ACTIONS || dp.isVerticalBarLayout()) {
+            // In Vertical Bar Layout the proactive row doesn't have its own space, it's inside
+            // the actions row.
+            proactiveRowAndMargin = 0;
+        } else {
+            proactiveRowAndMargin = res.getDimensionPixelSize(
+                    R.dimen.overview_proactive_row_height)
+                    + res.getDimensionPixelSize(R.dimen.overview_proactive_row_bottom_margin);
+        }
+        return proactiveRowAndMargin;
+    }
+
     /** Gets the space that the overview actions will take, including bottom margin. */
     private int getOverviewActionsHeight(Context context, DeviceProfile dp) {
         Resources res = context.getResources();
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index 742d02d..89c2ed8 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -15,7 +15,6 @@
  */
 package com.android.quickstep;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.quickstep.util.ActiveGestureLog.INTENT_EXTRA_LOG_TRACE_ID;
 
@@ -199,6 +198,12 @@
             public void onRecentsAnimationCanceled(ThumbnailData thumbnailData) {
                 interactionHandler.onGestureCancelled();
                 cmd.removeListener(this);
+
+                RecentsView createdRecents =
+                        activityInterface.getCreatedActivity().getOverviewPanel();
+                if (createdRecents != null) {
+                    createdRecents.onRecentsAnimationComplete();
+                }
             }
         };
 
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
index de79372..540a9ca 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
@@ -24,6 +24,7 @@
 import android.annotation.TargetApi;
 import android.app.ActivityManager.RunningTaskInfo;
 import android.content.Context;
+import android.content.res.Configuration;
 import android.os.Build;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
@@ -36,11 +37,10 @@
 import com.android.quickstep.FallbackActivityInterface;
 import com.android.quickstep.GestureState;
 import com.android.quickstep.RecentsActivity;
-import com.android.quickstep.util.TaskViewSimulator;
 import com.android.quickstep.util.SplitSelectStateController;
+import com.android.quickstep.util.TaskViewSimulator;
 import com.android.quickstep.views.OverviewActionsView;
 import com.android.quickstep.views.RecentsView;
-import com.android.quickstep.views.SplitPlaceholderView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.Task.TaskKey;
@@ -184,6 +184,7 @@
         } else {
             if (mActivity.isInState(RecentsState.MODAL_TASK)) {
                 mActivity.getStateManager().goToState(DEFAULT);
+                resetModalVisuals();
             }
         }
     }
@@ -221,4 +222,12 @@
         // Do not let touch escape to siblings below this view.
         return result || mActivity.getStateManager().getState().overviewUi();
     }
+
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+
+        // Reset modal state if full configuration changes
+        setModalStateEnabled(false);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index 152c2bd..6b2d19c 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -227,6 +227,7 @@
         } else {
             if (mActivity.isInState(LauncherState.OVERVIEW_MODAL_TASK)) {
                 mActivity.getStateManager().goToState(LauncherState.OVERVIEW);
+                resetModalVisuals();
             }
         }
     }
@@ -254,9 +255,6 @@
         super.onConfigurationChanged(newConfig);
         // If overview is in modal state when rotate, reset it to overview state without running
         // animation.
-        if (mActivity.isInState(OVERVIEW_MODAL_TASK)) {
-            mActivity.getStateManager().goToState(LauncherState.OVERVIEW, false);
-            resetModalVisuals();
-        }
+        setModalStateEnabled(false);
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/OverviewActionsView.java b/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
index 563bb53..a2d2179 100644
--- a/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
+++ b/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
@@ -16,7 +16,6 @@
 
 package com.android.quickstep.views;
 
-import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_SHARE;
 
 import android.content.Context;
@@ -33,7 +32,6 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Insettable;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.util.MultiValueAlpha;
 import com.android.launcher3.util.MultiValueAlpha.AlphaProperty;
 import com.android.quickstep.SysUINavigationMode;
@@ -90,9 +88,6 @@
 
     protected T mCallbacks;
 
-    private float mModalness;
-    private float mModalTransformY;
-
     protected DeviceProfile mDp;
 
     public OverviewActionsView(Context context) {
@@ -225,29 +220,6 @@
         requestLayout();
     }
 
-    /**
-     * The current task is fully modal (modalness = 1) when it is shown on its own in a modal
-     * way. Modalness 0 means the task is shown in context with all the other tasks.
-     */
-    public void setTaskModalness(float modalness) {
-        mModalness = modalness;
-        applyTranslationY();
-    }
-
-    public void setModalTransformY(float modalTransformY) {
-        mModalTransformY = modalTransformY;
-        applyTranslationY();
-    }
-
-    private void applyTranslationY() {
-        setTranslationY(getModalTrans(mModalTransformY));
-    }
-
-    private float getModalTrans(float endTranslation) {
-        float progress = ACCEL_DEACCEL.getInterpolation(mModalness);
-        return Utilities.mapRange(progress, 0, endTranslation);
-    }
-
     /** Get the top margin associated with the action buttons in Overview. */
     public static int getOverviewActionsTopMarginPx(
             SysUINavigationMode.Mode mode, DeviceProfile dp) {
@@ -260,7 +232,7 @@
             return dp.overviewActionsMarginThreeButtonPx;
         }
 
-        return dp.overviewActionsMarginGesturePx;
+        return dp.overviewActionsTopMarginGesturePx;
     }
 
     /** Get the bottom margin associated with the action buttons in Overview. */
@@ -276,6 +248,6 @@
             return dp.overviewActionsMarginThreeButtonPx + inset;
         }
 
-        return dp.overviewActionsMarginGesturePx + inset;
+        return dp.overviewActionsBottomMarginGesturePx + inset;
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index ef305ac..d00db2d 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -83,7 +83,6 @@
 import android.util.AttributeSet;
 import android.util.FloatProperty;
 import android.util.SparseBooleanArray;
-import android.view.Gravity;
 import android.view.HapticFeedbackConstants;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
@@ -95,7 +94,6 @@
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.view.animation.Interpolator;
-import android.widget.FrameLayout;
 import android.widget.ListView;
 import android.widget.OverScroller;
 
@@ -386,7 +384,6 @@
     protected final ACTIVITY_TYPE mActivity;
     private final float mFastFlingVelocity;
     private final RecentsModel mModel;
-    private final int mRowSpacing;
     private final int mGridSideMargin;
     private final ClearAllButton mClearAllButton;
     private final Rect mClearAllButtonDeadZoneRect = new Rect();
@@ -598,7 +595,6 @@
     public RecentsView(Context context, AttributeSet attrs, int defStyleAttr,
             BaseActivityInterface sizeStrategy) {
         super(context, attrs, defStyleAttr);
-        setPageSpacing(getResources().getDimensionPixelSize(R.dimen.recents_page_spacing));
         setEnableFreeScroll(true);
         mSizeStrategy = sizeStrategy;
         mActivity = BaseActivity.fromContext(context);
@@ -620,7 +616,6 @@
 
         mIsRtl = mOrientationHandler.getRecentsRtlSetting(getResources());
         setLayoutDirection(mIsRtl ? View.LAYOUT_DIRECTION_RTL : View.LAYOUT_DIRECTION_LTR);
-        mRowSpacing = getResources().getDimensionPixelSize(R.dimen.overview_grid_row_spacing);
         mGridSideMargin = getResources().getDimensionPixelSize(R.dimen.overview_grid_side_margin);
         mSquaredTouchSlop = squaredTouchSlop(context);
 
@@ -1351,6 +1346,7 @@
         DeviceProfile dp = mActivity.getDeviceProfile();
         setOverviewGridEnabled(
                 mActivity.getStateManager().getState().displayOverviewTasksAsGrid(dp));
+        setPageSpacing(dp.overviewPageSpacing);
 
         // Propagate DeviceProfile change event.
         mLiveTileTaskViewSimulator.setDp(dp);
@@ -1383,6 +1379,7 @@
                 || !mOrientationHandler.equals(oldOrientationHandler)) {
             // Changed orientations, update controllers so they intercept accordingly.
             mActivity.getDragLayer().recreateControllers();
+            setModalStateEnabled(false);
         }
 
         boolean isInLandscape = mOrientationState.getTouchRotation() != ROTATION_0
@@ -1421,32 +1418,10 @@
         mTaskGridVerticalDiff = mLastComputedGridTaskSize.top - mLastComputedTaskSize.top;
         mTopBottomRowHeightDiff =
                 mLastComputedGridTaskSize.height() + dp.overviewTaskThumbnailTopMarginPx
-                        + mRowSpacing;
+                        + dp.overviewRowSpacing;
 
         // Force TaskView to update size from thumbnail
         updateTaskSize();
-
-        // Update ActionsView position
-        if (mActionsView != null) {
-            FrameLayout.LayoutParams layoutParams =
-                    (FrameLayout.LayoutParams) mActionsView.getLayoutParams();
-            if (dp.overviewShowAsGrid) {
-                layoutParams.gravity = Gravity.BOTTOM;
-                layoutParams.bottomMargin =
-                        dp.heightPx - mInsets.bottom - mLastComputedGridSize.bottom;
-                layoutParams.leftMargin = mLastComputedTaskSize.left;
-                layoutParams.rightMargin = dp.widthPx - mLastComputedTaskSize.right;
-                // When in modal state, remove bottom margin to avoid covering content.
-                mActionsView.setModalTransformY(layoutParams.bottomMargin);
-            } else {
-                layoutParams.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
-                layoutParams.bottomMargin = 0;
-                layoutParams.leftMargin = 0;
-                layoutParams.rightMargin = 0;
-                mActionsView.setModalTransformY(0);
-            }
-            mActionsView.setLayoutParams(layoutParams);
-        }
     }
 
     /**
@@ -1864,7 +1839,7 @@
     public void onGestureAnimationEnd() {
         mGestureActive = false;
         if (mOrientationState.setGestureActive(false)) {
-            updateOrientationHandler();
+            updateOrientationHandler(/* forceRecreateDragLayerControllers = */ false);
         }
 
         setEnableFreeScroll(true);
@@ -3946,7 +3921,6 @@
         boolean inPlaceLandscape = !mOrientationState.canRecentsActivityRotate()
                 && mOrientationState.getTouchRotation() != ROTATION_0;
         mActionsView.updateHiddenFlags(HIDDEN_NON_ZERO_ROTATION, modalness < 1 && inPlaceLandscape);
-        mActionsView.setTaskModalness(modalness);
     }
 
     @Nullable
diff --git a/res/drawable-v31/bg_deferred_app_widget.xml b/res/drawable-v31/bg_deferred_app_widget.xml
new file mode 100644
index 0000000..a08998d
--- /dev/null
+++ b/res/drawable-v31/bg_deferred_app_widget.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2021 The Android Open Source Project
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<inset xmlns:android="http://schemas.android.com/apk/res/android"
+    android:inset="8dp">
+    <shape android:shape="rectangle">
+        <corners android:radius="@android:dimen/system_app_widget_background_radius" />
+        <solid android:color="#77000000" />
+    </shape>
+</inset>
diff --git a/res/layout/add_item_confirmation_activity.xml b/res/layout/add_item_confirmation_activity.xml
index c57b75a..e29e1b1 100644
--- a/res/layout/add_item_confirmation_activity.xml
+++ b/res/layout/add_item_confirmation_activity.xml
@@ -37,7 +37,7 @@
             android:id="@+id/add_item_bottom_sheet_content"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:padding="24dp"
+            android:paddingVertical="24dp"
             android:background="@drawable/add_item_dialog_background"
             android:orientation="vertical" >
 
@@ -46,6 +46,7 @@
                 android:id="@+id/widget_appName"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
                 android:gravity="center_horizontal"
                 android:textColor="?android:attr/textColorPrimary"
                 android:textSize="24sp"
@@ -55,8 +56,10 @@
                 android:maxLines="1" />
 
             <TextView
+                android:id="@+id/widget_drag_instruction"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
                 android:gravity="center_horizontal"
                 android:paddingTop="8dp"
                 android:text="@string/add_item_request_drag_hint"
@@ -75,12 +78,15 @@
                     android:id="@+id/widget_cell"
                     layout="@layout/widget_cell"
                     android:layout_width="match_parent"
-                    android:layout_height="wrap_content" />
+                    android:layout_height="wrap_content"
+                    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin" />
             </ScrollView>
 
             <LinearLayout
+                android:id="@+id/actions_container"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
                 android:gravity="center_vertical|end"
                 android:paddingVertical="8dp"
                 android:orientation="horizontal">
diff --git a/res/layout/widgets_bottom_sheet_content.xml b/res/layout/widgets_bottom_sheet_content.xml
index 3b3ff8b..3d330dc 100644
--- a/res/layout/widgets_bottom_sheet_content.xml
+++ b/res/layout/widgets_bottom_sheet_content.xml
@@ -47,6 +47,7 @@
             <include layout="@layout/widgets_table_container"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
                 android:layout_gravity="center_horizontal" />
         </ScrollView>
     </LinearLayout>
diff --git a/res/layout/widgets_full_sheet.xml b/res/layout/widgets_full_sheet.xml
index 1b4f3b9..96b73c2 100644
--- a/res/layout/widgets_full_sheet.xml
+++ b/res/layout/widgets_full_sheet.xml
@@ -57,6 +57,7 @@
             android:id="@+id/search_widgets_list_view"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
             android:visibility="gone"
             android:clipToPadding="false" />
 
diff --git a/res/layout/widgets_full_sheet_paged_view.xml b/res/layout/widgets_full_sheet_paged_view.xml
index f0ddc2b..fefad19 100644
--- a/res/layout/widgets_full_sheet_paged_view.xml
+++ b/res/layout/widgets_full_sheet_paged_view.xml
@@ -20,6 +20,7 @@
         android:id="@+id/widgets_view_pager"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
         android:clipToPadding="false"
         android:paddingTop="@dimen/widget_picker_view_pager_top_padding"
         android:descendantFocusability="afterDescendants"
diff --git a/res/layout/widgets_full_sheet_recyclerview.xml b/res/layout/widgets_full_sheet_recyclerview.xml
index fbe559c..0f7e020 100644
--- a/res/layout/widgets_full_sheet_recyclerview.xml
+++ b/res/layout/widgets_full_sheet_recyclerview.xml
@@ -18,4 +18,5 @@
     android:id="@+id/primary_widgets_list_view"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
     android:clipToPadding="false" />
\ No newline at end of file
diff --git a/res/layout/widgets_full_sheet_search_and_recommendations.xml b/res/layout/widgets_full_sheet_search_and_recommendations.xml
index 4a3e20d..938c8ed 100644
--- a/res/layout/widgets_full_sheet_search_and_recommendations.xml
+++ b/res/layout/widgets_full_sheet_search_and_recommendations.xml
@@ -18,6 +18,7 @@
     android:id="@+id/search_and_recommendations_container"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
+    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
     android:layout_marginBottom="16dp"
     android:orientation="vertical">
 
@@ -53,7 +54,6 @@
         android:id="@+id/recommended_widget_table"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
         android:layout_marginTop="8dp"
         android:background="@drawable/widgets_recommendation_background"
         android:paddingVertical="@dimen/recommended_widgets_table_vertical_padding"
diff --git a/res/layout/widgets_list_row_header.xml b/res/layout/widgets_list_row_header.xml
index 7f84050..8f0eae7 100644
--- a/res/layout/widgets_list_row_header.xml
+++ b/res/layout/widgets_list_row_header.xml
@@ -19,7 +19,6 @@
     android:id="@+id/widgets_list_header"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
     android:paddingVertical="@dimen/widget_list_header_view_vertical_padding"
     android:orientation="horizontal"
     launcher:appIconSize="48dp">
diff --git a/res/layout/widgets_search_bar.xml b/res/layout/widgets_search_bar.xml
index cb27f4f..9178a75 100644
--- a/res/layout/widgets_search_bar.xml
+++ b/res/layout/widgets_search_bar.xml
@@ -6,7 +6,6 @@
     android:layout_height="wrap_content"
     android:orientation="horizontal"
     android:layout_marginTop="24dp"
-    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin"
     android:background="@drawable/bg_widgets_searchbox">
 
     <com.android.launcher3.ExtendedEditText
diff --git a/res/layout/widgets_table_container.xml b/res/layout/widgets_table_container.xml
index ab470d8..ab96b1343 100644
--- a/res/layout/widgets_table_container.xml
+++ b/res/layout/widgets_table_container.xml
@@ -17,5 +17,4 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/widgets_table"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin" />
+    android:layout_height="wrap_content" />
diff --git a/res/values-hi/strings.xml b/res/values-hi/strings.xml
index e231074..53640fe 100644
--- a/res/values-hi/strings.xml
+++ b/res/values-hi/strings.xml
@@ -71,7 +71,7 @@
     <string name="all_apps_button_label" msgid="8130441508702294465">"ऐप्लिकेशन सूची"</string>
     <string name="all_apps_button_personal_label" msgid="1315764287305224468">"निजी ऐप्लिकेशन की सूची"</string>
     <string name="all_apps_button_work_label" msgid="7270707118948892488">"काम से जुड़े ऐप्लिकेशन की सूची"</string>
-    <string name="remove_drop_target_label" msgid="7812859488053230776">"निकालें"</string>
+    <string name="remove_drop_target_label" msgid="7812859488053230776">"हटाएं"</string>
     <string name="uninstall_drop_target_label" msgid="4722034217958379417">"अनइंस्टॉल करें"</string>
     <string name="app_info_drop_target_label" msgid="692894985365717661">"ऐप्लिकेशन की जानकारी"</string>
     <string name="install_drop_target_label" msgid="2539096853673231757">"इंस्‍टॉल करें"</string>
diff --git a/res/values-sw600dp/dimens.xml b/res/values-sw600dp/dimens.xml
index 47a88f2..3727932 100644
--- a/res/values-sw600dp/dimens.xml
+++ b/res/values-sw600dp/dimens.xml
@@ -17,4 +17,7 @@
 <resources>
 <!-- DragController -->
     <dimen name="drag_flingToDeleteMinVelocity">-1000dp</dimen>
+
+<!-- Widgets pickers -->
+    <dimen name="widget_list_horizontal_margin">32dp</dimen>
 </resources>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index dd27685..010d15b 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -196,6 +196,7 @@
     <dimen name="drop_target_text_size">16sp</dimen>
     <dimen name="drop_target_shadow_elevation">2dp</dimen>
     <dimen name="drop_target_bar_margin_horizontal">4dp</dimen>
+    <dimen name="drop_target_button_drawable_padding">8dp</dimen>
 
     <!-- the distance an icon must be dragged before button drop targets accept it -->
     <dimen name="drag_distanceThreshold">30dp</dimen>
@@ -324,8 +325,17 @@
     <dimen name="task_thumbnail_icon_size">0dp</dimen>
     <dimen name="task_thumbnail_icon_size_grid">0dp</dimen>
     <dimen name="overview_task_margin">0dp</dimen>
-    <dimen name="overview_actions_bottom_margin_gesture">0dp</dimen>
-    <dimen name="overview_actions_bottom_margin_three_button">0dp</dimen>
+    <dimen name="overview_task_margin_grid">0dp</dimen>
+    <dimen name="overview_actions_margin_gesture">0dp</dimen>
+    <dimen name="overview_actions_top_margin_gesture_grid_portrait">0dp</dimen>
+    <dimen name="overview_actions_bottom_margin_gesture_grid_portrait">0dp</dimen>
+    <dimen name="overview_actions_top_margin_gesture_grid_landscape">0dp</dimen>
+    <dimen name="overview_actions_bottom_margin_gesture_grid_landscape">0dp</dimen>
+    <dimen name="overview_actions_margin_three_button">0dp</dimen>
+    <dimen name="overview_grid_row_spacing_portrait">0dp</dimen>
+    <dimen name="overview_grid_row_spacing_landscape">0dp</dimen>
+    <dimen name="recents_page_spacing">0dp</dimen>
+    <dimen name="recents_page_spacing_grid">0dp</dimen>
     <dimen name="split_placeholder_size">110dp</dimen>
 
 <!-- Workspace grid visualization parameters -->
diff --git a/res/values/styles.xml b/res/values/styles.xml
index e4a245a..b7661b9 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -259,7 +259,7 @@
 
     <!-- Drop targets -->
     <style name="DropTargetButtonBase" parent="@android:style/TextAppearance.DeviceDefault">
-        <item name="android:drawablePadding">8dp</item>
+        <item name="android:drawablePadding">@dimen/drop_target_button_drawable_padding</item>
         <item name="android:padding">14dp</item>
         <item name="android:textColor">@color/drop_target_text</item>
         <item name="android:textSize">@dimen/drop_target_text_size</item>
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 0d33b6f..468d490 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -66,6 +66,8 @@
     private final int mDragDistanceThreshold;
     /** The size of the drawable shown in the drop target. */
     private final int mDrawableSize;
+    /** The padding, in pixels, between the text and drawable. */
+    private final int mDrawablePadding;
 
     protected CharSequence mText;
     protected Drawable mDrawable;
@@ -85,6 +87,8 @@
         Resources resources = getResources();
         mDragDistanceThreshold = resources.getDimensionPixelSize(R.dimen.drag_distanceThreshold);
         mDrawableSize = resources.getDimensionPixelSize(R.dimen.drop_target_text_size);
+        mDrawablePadding = resources.getDimensionPixelSize(
+                R.dimen.drop_target_button_drawable_padding);
     }
 
     @Override
@@ -300,6 +304,8 @@
             mTextVisible = isVisible;
             setText(newText);
             setCompoundDrawablesRelative(mDrawable, null, null, null);
+            int drawablePadding = mTextVisible ? mDrawablePadding : 0;
+            setCompoundDrawablePadding(drawablePadding);
         }
     }
 
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index b591dcd..91eb7f8 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -184,7 +184,10 @@
     public int overviewTaskIconSizePx;
     public int overviewTaskThumbnailTopMarginPx;
     public final int overviewActionsMarginThreeButtonPx;
-    public final int overviewActionsMarginGesturePx;
+    public final int overviewActionsTopMarginGesturePx;
+    public final int overviewActionsBottomMarginGesturePx;
+    public int overviewPageSpacing;
+    public int overviewRowSpacing;
 
     // Widgets
     public final PointF appWidgetScale = new PointF(1.0f, 1.0f);
@@ -350,15 +353,36 @@
                 : 0;
 
         overviewShowAsGrid = isTablet && FeatureFlags.ENABLE_OVERVIEW_GRID.get();
-        overviewTaskMarginPx = res.getDimensionPixelSize(R.dimen.overview_task_margin);
-        overviewTaskIconSizePx = overviewShowAsGrid
-                ? res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_size_grid)
-                : res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_size);
+        overviewTaskMarginPx = overviewShowAsGrid
+                ? res.getDimensionPixelSize(R.dimen.overview_task_margin_grid)
+                : res.getDimensionPixelSize(R.dimen.overview_task_margin);
+        overviewTaskIconSizePx = res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_size);
         overviewTaskThumbnailTopMarginPx = overviewTaskIconSizePx + overviewTaskMarginPx * 2;
-        overviewActionsMarginGesturePx = res.getDimensionPixelSize(
-                R.dimen.overview_actions_bottom_margin_gesture);
+        if (overviewShowAsGrid) {
+            if (isLandscape) {
+                overviewActionsTopMarginGesturePx = res.getDimensionPixelSize(
+                        R.dimen.overview_actions_top_margin_gesture_grid_landscape);
+                overviewActionsBottomMarginGesturePx = res.getDimensionPixelSize(
+                        R.dimen.overview_actions_bottom_margin_gesture_grid_landscape);
+            } else {
+                overviewActionsTopMarginGesturePx = res.getDimensionPixelSize(
+                        R.dimen.overview_actions_top_margin_gesture_grid_portrait);
+                overviewActionsBottomMarginGesturePx = res.getDimensionPixelSize(
+                        R.dimen.overview_actions_bottom_margin_gesture_grid_portrait);
+            }
+        } else {
+            overviewActionsTopMarginGesturePx = res.getDimensionPixelSize(
+                    R.dimen.overview_actions_margin_gesture);
+            overviewActionsBottomMarginGesturePx = overviewActionsTopMarginGesturePx;
+        }
         overviewActionsMarginThreeButtonPx = res.getDimensionPixelSize(
-                R.dimen.overview_actions_bottom_margin_three_button);
+                R.dimen.overview_actions_margin_three_button);
+        overviewPageSpacing = overviewShowAsGrid
+                        ? res.getDimensionPixelSize(R.dimen.recents_page_spacing_grid)
+                        : res.getDimensionPixelSize(R.dimen.recents_page_spacing);
+        overviewRowSpacing = isLandscape
+                ? res.getDimensionPixelSize(R.dimen.overview_grid_row_spacing_landscape)
+                : res.getDimensionPixelSize(R.dimen.overview_grid_row_spacing_portrait);
 
         // Calculate all of the remaining variables.
         extraSpace = updateAvailableDimensions(res);
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index 74b0d9c..3f7a3ad 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -1614,7 +1614,7 @@
             return false;
         }
 
-        if (FeatureFlags.IS_STUDIO_BUILD) {
+        if (FeatureFlags.IS_STUDIO_BUILD && !Utilities.IS_RUNNING_IN_TEST_HARNESS) {
             duration *= Settings.Global.getFloat(getContext().getContentResolver(),
                     Settings.Global.WINDOW_ANIMATION_SCALE, 1);
         }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 1779ddb..9b71918 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -175,8 +175,8 @@
             "ENABLE_SMARTSPACE_UNIVERSAL", false,
             "Replace Smartspace with a version rendered by System UI.");
 
-    public static final BooleanFlag ENABLE_SMARTSPACE_ENHANCED = new DeviceFlag(
-            "ENABLE_SMARTSPACE_ENHANCED", false,
+    public static final BooleanFlag ENABLE_SMARTSPACE_ENHANCED = getDebugFlag(
+            "ENABLE_SMARTSPACE_ENHANCED", true,
             "Replace Smartspace with the enhanced version. "
                     + "Ignored if ENABLE_SMARTSPACE_UNIVERSAL is enabled.");
 
diff --git a/src/com/android/launcher3/dragndrop/DragView.java b/src/com/android/launcher3/dragndrop/DragView.java
index f2ab96c..b9c9b32 100644
--- a/src/com/android/launcher3/dragndrop/DragView.java
+++ b/src/com/android/launcher3/dragndrop/DragView.java
@@ -23,6 +23,8 @@
 import static com.android.launcher3.Utilities.getBadge;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
@@ -94,6 +96,8 @@
     private boolean mHasDrawn = false;
 
     final ValueAnimator mAnim;
+    // Whether mAnim has started. Unlike mAnim.isStarted(), this is true even after mAnim ends.
+    private boolean mAnimStarted;
 
     private int mLastTouchX;
     private int mLastTouchY;
@@ -171,6 +175,12 @@
                 animation.cancel();
             }
         });
+        mAnim.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+                mAnimStarted = true;
+            }
+        });
 
         setDragRegion(new Rect(0, 0, width, height));
 
@@ -396,6 +406,10 @@
         }
     }
 
+    public boolean isAnimationFinished() {
+        return mAnimStarted && !mAnim.isRunning();
+    }
+
     /**
      * Move the window containing this view.
      *
diff --git a/src/com/android/launcher3/graphics/PreloadIconDrawable.java b/src/com/android/launcher3/graphics/PreloadIconDrawable.java
index e45b8f7..24d6fe5 100644
--- a/src/com/android/launcher3/graphics/PreloadIconDrawable.java
+++ b/src/com/android/launcher3/graphics/PreloadIconDrawable.java
@@ -142,7 +142,7 @@
         mSystemBackgroundColor = preloadColors[PRELOAD_BACKGROUND_COLOR_INDEX];
         mIsDarkMode = isDarkMode;
 
-        setInternalProgress(info.getProgressLevel());
+        setLevel(info.getProgressLevel());
         setIsStartable(info.isAppStartable());
     }
 
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index f3087c0..d0464a4 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -165,7 +165,7 @@
 
                 @Override
                 public void run() {
-                    DeviceProfile deviceProfile = mIdp.getDeviceProfile(mContext);
+                    DeviceProfile deviceProfile = mIdp.getDeviceProfile(previewContext);
                     String query = (deviceProfile.isTwoPanels ? LauncherSettings.Favorites.SCREEN
                             + " = " + Workspace.LEFT_PANEL_ID + " or " : "")
                             + LauncherSettings.Favorites.SCREEN + " = " + Workspace.FIRST_SCREEN_ID
diff --git a/src/com/android/launcher3/widget/AddItemWidgetsBottomSheet.java b/src/com/android/launcher3/widget/AddItemWidgetsBottomSheet.java
index b92c476..d2d569f 100644
--- a/src/com/android/launcher3/widget/AddItemWidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/AddItemWidgetsBottomSheet.java
@@ -49,6 +49,8 @@
     private final Rect mInsets;
     private ScrollView mWidgetPreviewScrollView;
 
+    private int mContentHorizontalMarginInPx;
+
     public AddItemWidgetsBottomSheet(Context context, AttributeSet attrs) {
         this(context, attrs, 0);
     }
@@ -56,6 +58,8 @@
     public AddItemWidgetsBottomSheet(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
         mInsets = new Rect();
+        mContentHorizontalMarginInPx = getResources().getDimensionPixelSize(
+                R.dimen.widget_list_horizontal_margin);
     }
 
     /**
@@ -173,6 +177,26 @@
         }
         mContent.setPadding(mContent.getPaddingStart(),
                 mContent.getPaddingTop(), mContent.getPaddingEnd(), mInsets.bottom);
+
+        int contentHorizontalMarginInPx = getResources().getDimensionPixelSize(
+                R.dimen.widget_list_horizontal_margin);
+        if (contentHorizontalMarginInPx != mContentHorizontalMarginInPx) {
+            setContentHorizontalMargin(findViewById(R.id.widget_appName),
+                    contentHorizontalMarginInPx);
+            setContentHorizontalMargin(findViewById(R.id.widget_drag_instruction),
+                    contentHorizontalMarginInPx);
+            setContentHorizontalMargin(findViewById(R.id.widget_cell), contentHorizontalMarginInPx);
+            setContentHorizontalMargin(findViewById(R.id.actions_container),
+                    contentHorizontalMarginInPx);
+            mContentHorizontalMarginInPx = contentHorizontalMarginInPx;
+        }
         return windowInsets;
     }
+
+    private static void setContentHorizontalMargin(View view, int contentHorizontalMargin) {
+        ViewGroup.MarginLayoutParams layoutParams =
+                ((ViewGroup.MarginLayoutParams) view.getLayoutParams());
+        layoutParams.setMarginStart(contentHorizontalMargin);
+        layoutParams.setMarginEnd(contentHorizontalMargin);
+    }
 }
diff --git a/src/com/android/launcher3/widget/BaseWidgetSheet.java b/src/com/android/launcher3/widget/BaseWidgetSheet.java
index 8e9769c..b6cec12 100644
--- a/src/com/android/launcher3/widget/BaseWidgetSheet.java
+++ b/src/com/android/launcher3/widget/BaseWidgetSheet.java
@@ -66,8 +66,12 @@
     /* Touch handling related member variables. */
     private Toast mWidgetInstructionToast;
 
+    private int mContentHorizontalMarginInPx;
+
     public BaseWidgetSheet(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
+        mContentHorizontalMarginInPx = getResources().getDimensionPixelSize(
+                R.dimen.widget_list_horizontal_margin);
     }
 
     protected int getScrimColor(Context context) {
@@ -119,8 +123,16 @@
     @Override
     public void setInsets(Rect insets) {
         mInsets.set(insets);
+        int contentHorizontalMarginInPx = getResources().getDimensionPixelSize(
+                R.dimen.widget_list_horizontal_margin);
+        if (contentHorizontalMarginInPx != mContentHorizontalMarginInPx) {
+            onContentHorizontalMarginChanged(contentHorizontalMarginInPx);
+            mContentHorizontalMarginInPx = contentHorizontalMarginInPx;
+        }
     }
 
+    /** Called when the horizontal margin of the content view has changed. */
+    protected abstract void onContentHorizontalMarginChanged(int contentHorizontalMarginInPx);
 
     /**
      * Measures the dimension of this view and its children by taking system insets, navigation bar,
diff --git a/src/com/android/launcher3/widget/DeferredAppWidgetHostView.java b/src/com/android/launcher3/widget/DeferredAppWidgetHostView.java
index 149ac57..9c32e42 100644
--- a/src/com/android/launcher3/widget/DeferredAppWidgetHostView.java
+++ b/src/com/android/launcher3/widget/DeferredAppWidgetHostView.java
@@ -25,6 +25,7 @@
 import android.text.TextPaint;
 import android.text.TextUtils;
 import android.util.TypedValue;
+import android.view.View;
 import android.widget.RemoteViews;
 
 import com.android.launcher3.R;
@@ -55,6 +56,11 @@
     }
 
     @Override
+    public void addView(View child) {
+        // Not allowed
+    }
+
+    @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
 
diff --git a/src/com/android/launcher3/widget/WidgetsBottomSheet.java b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
index 406de10..6beff3a 100644
--- a/src/com/android/launcher3/widget/WidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
@@ -70,11 +70,10 @@
     private static final int DEFAULT_CLOSE_DURATION = 200;
     private static final long EDUCATION_TIP_DELAY_MS = 300;
 
-    private final int mWidgetSheetContentHorizontalPadding;
-
     private ItemInfo mOriginalItemInfo;
     private final int mMaxTableHeight;
     private int mMaxHorizontalSpan = DEFAULT_MAX_HORIZONTAL_SPANS;
+    private final int mWidgetCellHorizontalPadding;
 
     private final OnLayoutChangeListener mLayoutChangeListenerToShowTips =
             new OnLayoutChangeListener() {
@@ -119,9 +118,8 @@
         if (!hasSeenEducationTip()) {
             addOnLayoutChangeListener(mLayoutChangeListenerToShowTips);
         }
-
-        mWidgetSheetContentHorizontalPadding = getResources().getDimensionPixelSize(
-                R.dimen.widget_list_horizontal_margin);
+        mWidgetCellHorizontalPadding = getResources().getDimensionPixelSize(
+                R.dimen.widget_cell_horizontal_padding);
     }
 
     @Override
@@ -142,8 +140,7 @@
     private boolean updateMaxSpansPerRow() {
         if (getMeasuredWidth() == 0) return false;
 
-        int maxHorizontalSpan = computeMaxHorizontalSpans(mContent,
-                mWidgetSheetContentHorizontalPadding);
+        int maxHorizontalSpan = computeMaxHorizontalSpans(mContent, mWidgetCellHorizontalPadding);
         if (mMaxHorizontalSpan != maxHorizontalSpan) {
             // Ensure the table layout is showing widgets in the right column after measure.
             mMaxHorizontalSpan = maxHorizontalSpan;
@@ -275,6 +272,14 @@
     }
 
     @Override
+    protected void onContentHorizontalMarginChanged(int contentHorizontalMarginInPx) {
+        ViewGroup.MarginLayoutParams layoutParams =
+                ((ViewGroup.MarginLayoutParams) findViewById(R.id.widgets_table).getLayoutParams());
+        layoutParams.setMarginStart(contentHorizontalMarginInPx);
+        layoutParams.setMarginEnd(contentHorizontalMarginInPx);
+    }
+
+    @Override
     protected Pair<View, String> getAccessibilityTarget() {
         return Pair.create(findViewById(R.id.title),  getContext().getString(
                 mIsOpen ? R.string.widgets_list : R.string.widgets_list_closed));
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index e4ce27c..e36ea90 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -359,6 +359,29 @@
     }
 
     @Override
+    protected void onContentHorizontalMarginChanged(int contentHorizontalMarginInPx) {
+        setContentViewChildHorizontalMargin(mSearchAndRecommendationViewHolder.mContainer,
+                contentHorizontalMarginInPx);
+        if (mViewPager == null) {
+            setContentViewChildHorizontalMargin(
+                    mAdapters.get(AdapterHolder.PRIMARY).mWidgetsRecyclerView,
+                    contentHorizontalMarginInPx);
+        } else {
+            setContentViewChildHorizontalMargin(mViewPager, contentHorizontalMarginInPx);
+        }
+        setContentViewChildHorizontalMargin(
+                mAdapters.get(AdapterHolder.SEARCH).mWidgetsRecyclerView,
+                contentHorizontalMarginInPx);
+    }
+
+    private static void setContentViewChildHorizontalMargin(View view, int horizontalMarginInPx) {
+        ViewGroup.MarginLayoutParams layoutParams =
+                (ViewGroup.MarginLayoutParams) view.getLayoutParams();
+        layoutParams.setMarginStart(horizontalMarginInPx);
+        layoutParams.setMarginEnd(horizontalMarginInPx);
+    }
+
+    @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         doMeasure(widthMeasureSpec, heightMeasureSpec);
 
diff --git a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
index 32dd21c..c24fc8e 100644
--- a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
+++ b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
@@ -41,9 +41,7 @@
             Pattern.compile("^("
                     + "(?<local>(BuildFromAndroidStudio|"
                     + "([0-9]+|[A-Z])-eng\\.[a-z]+\\.[0-9]+\\.[0-9]+))|"
-                    + "(?<presubmit>([0-9]+|[A-Z])-P[0-9]+)|"
-                    + "(?<postsubmit>([0-9]+|[A-Z])-[0-9]+)|"
-                    + "(?<platform>[0-9]+|[A-Z])"
+                    + "(?<platform>[A-Z][a-z]*)"
                     + ")$");
     private static final Pattern PLATFORM_BUILD =
             Pattern.compile("^("
@@ -56,7 +54,7 @@
     public static final int PLATFORM_PRESUBMIT = 0x8;
     public static final int PLATFORM_POSTSUBMIT = 0x10;
 
-    private static int sRunFlavor = PLATFORM_PRESUBMIT; // b/194528425
+    private static int sRunFlavor;
 
     @Retention(RetentionPolicy.RUNTIME)
     @Target(ElementType.METHOD)