<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.shunzhi.parent.ui.MainActivity">

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginBottom="?android:actionBarSize"
        android:id="@+id/frame"
        ></FrameLayout>

    <android.support.design.widget.BottomNavigationView
        android:layout_width="match_parent"
        android:layout_height="?android:actionBarSize"
        android:background="@color/window_background_light"
        android:id="@+id/bottom_navigationView"
        android:layout_gravity="bottom"
        app:menu="@menu/bottom_navigationview"
        ></android.support.design.widget.BottomNavigationView>

</FrameLayout>