如何将菜单项与列表视图绑定

Question

Problem - when the user clicks on the menu refresh button(As shown in image) the list of Songs will be Updated(if any change occurs). How to Acheive this(any help is apricated)

Answer 1

override fun onOptionsItemSelected(item: MenuItem): Boolean {
        return when (item.itemId) {
            R.id.action_refresh -> {
                refreshList()
                true
            }
            else -> super.onOptionsItemSelected(item)
        }
    }

private fun refreshList() {
    // Use this method to load the songs just like you might be using the same in OnCreate currently
}