android_packages_apps_Updater/res/layout/activity_updates.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/main_container"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true">

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/app_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:fitsSystemWindows="true"
        android:outlineAmbientShadowColor="@android:color/transparent"
        android:outlineSpotShadowColor="@android:color/transparent"
        android:background="?android:attr/colorPrimary"
        android:theme="@style/Theme.CollapsingToolbar.Settings">

        <com.google.android.material.appbar.CollapsingToolbarLayout
            android:id="@+id/collapsing_toolbar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:clipToPadding="false"
            app:forceApplySystemWindowInsetTop="true"
            app:extraMultilineHeightEnabled="true"
            app:contentScrim="@color/toolbar_collapsed"
            app:maxLines="3"
            app:layout_scrollFlags="scroll|exitUntilCollapsed|snap"
            app:scrimAnimationDuration="50"
            app:scrimVisibleHeightTrigger="@dimen/settingslib_scrim_visible_height_trigger"
            app:statusBarScrim="@null"
            app:titleCollapseMode="fade"
            app:collapsedTitleTextAppearance="@style/CollapsingToolbarTitle.Collapsed"
            app:expandedTitleTextAppearance="@style/CollapsingToolbarTitle.Expanded"
            app:expandedTitleMarginStart="@dimen/expanded_title_margin_start"
            app:expandedTitleMarginEnd="@dimen/expanded_title_margin_end"
            app:toolbarId="@id/action_bar">

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginTop="86dp"
                android:paddingBottom="16dp"
                android:paddingEnd="16dp"
                android:paddingStart="16dp"
                app:layout_collapseMode="parallax">

                <TextView
                    android:id="@+id/header_title"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-light"
                    android:paddingBottom="16dp"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textSize="56sp" />

                <TextView
                    android:id="@+id/header_build_version"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_below="@id/header_title"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textSize="12sp" />

                <TextView
                    android:id="@+id/header_build_date"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_below="@id/header_build_version"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textSize="12sp" />

                <TextView
                    android:id="@+id/header_last_check"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_below="@id/header_build_date"
                    android:layout_marginTop="8dp"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textSize="12sp" />
            </RelativeLayout>

            <androidx.appcompat.widget.Toolbar
                android:id="@+id/toolbar"
                android:layout_width="match_parent"
                android:layout_height="?attr/actionBarSize"
                android:theme="?android:attr/actionBarTheme"
                android:transitionName="shared_element_view"
                app:layout_collapseMode="pin"/>
        </com.google.android.material.appbar.CollapsingToolbarLayout>
    </com.google.android.material.appbar.AppBarLayout>

    <androidx.core.widget.NestedScrollView
        android:id="@+id/no_new_updates_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:padding="46dp"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <TextView
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:text="@string/list_no_updates"
            android:textColor="?android:textColorSecondary" />
    </androidx.core.widget.NestedScrollView>

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/recycler_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:clipToPadding="false"
        android:paddingBottom="5dp"
        android:scrollbars="vertical"
        app:layout_behavior="@string/appbar_scrolling_view_behavior" />
</androidx.coordinatorlayout.widget.CoordinatorLayout>