<androidx.drawerlayout.widget.DrawerLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <!-- As the main content view, the view below consumes the entire
         space available using match_parent in both dimensions. -->
    <FrameLayout
        android:id="@+id/content_frame"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/bg_grayscale"/>

    <!-- android:layout_gravity="start" tells DrawerLayout to treat
         this as a sliding drawer on the left side for left-to-right
         languages and on the right side for right-to-left languages.
         The drawer is given a fixed width in dp and extends the full height of
         the container. A solid background is used for contrast
         with the content view. -->
    <ListView
        android:id="@+id/left_drawer"
        android:paddingTop="?android:attr/actionBarSize"
        android:layout_width="240dp"
        android:layout_height="match_parent"
        android:layout_gravity="start"
        android:choiceMode="singleChoice"
        android:divider="#dddddd"
        android:dividerHeight="1px"
        android:background="#001223"/>
<!--     <ListView -->
<!--         android:id="@+id/right_drawer" -->
<!--         android:paddingTop="?android:attr/actionBarSize" -->
<!--         android:layout_width="240dp" -->
<!--         android:layout_height="match_parent" -->
<!--         android:layout_gravity="end" -->
<!--         android:choiceMode="singleChoice" -->
<!--         android:divider="@android:color/transparent" -->
<!--         android:dividerHeight="0dp" -->
<!--         android:background="#111"/> -->
</androidx.drawerlayout.widget.DrawerLayout>