res/layout/option_item_divider.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2015 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.
  -->

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:focusable="false"
    android:background="?android:attr/selectableItemBackground" >

    <View
        android:layout_width="match_parent"
        android:layout_height="@dimen/option_item_divider_height"
        android:layout_marginTop="@dimen/option_item_divider_margin_top"
        android:layout_marginBottom="@dimen/option_item_divider_margin_bottom"
        android:layout_alignParentTop="true"
        android:background="@color/option_item_divider_color" />

    <TextView
        android:id="@+id/title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="@dimen/option_item_divider_text_margin_top"
        android:layout_alignParentStart="true"
        android:paddingStart="@dimen/side_panel_padding_start"
        android:paddingEnd="@dimen/side_panel_padding_end"
        android:fontFamily="@string/option_item_divider_font"
        android:textSize="@dimen/option_item_divider_text_size"
        android:textColor="@color/option_item_divider_text_color" />

</RelativeLayout>