BottomNavigationBar page switch system code example
Example: show snackbar above bottomnavigationview navigation component
private fun showSnackBarMessage() {
val bottomNavView: BottomNavigationView = activity?.findViewById(R.id.bottom_nav)!!
Snackbar.make(bottomNavView, "No data available", Snackbar.LENGTH_SHORT).apply {
anchorView = bottomNavView
}.show()
}