val binding = ActivityMainBinding.inflate(layoutInflater)
val navView: BottomNavigationView = binding.navView
setContentView(binding.root)
<com.google.android.material.bottomnavigation.BottomNavigationView
android:id="@+id/nav_view"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="0dp"
android:layout_marginEnd="0dp"
android:background="?android:attr/windowBackground"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:menu="@menu/bottom_nav_menu" />
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
<item
android:id="@+id/navigation_home_frag"
android:icon="@drawable/ic_home_black_24dp"
android:title="@string/home"/>
<item
android:id="@+id/navigation_recent"
android:icon="@drawable/ic_baseline_preview_24"
android:title="@string/recent" />
<item
android:id="@+id/navigation_favourite"
android:icon="@drawable/ic_baseline_favorite_24"
android:title="@string/favourite" />
</menu>