Cacher is the code snippet organizer for pro developers

class MainActivity : AppCompatActivity() {
    private val itemList = listOf(
        "ONE", "TWO", "THREE", "FOUR", "FIVE",
        "SIX", "SEVEN", "EIGHT", "NINE", "TEN"
    )
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)


        val headerDatabindingViewController = HeaderDatabindingViewController(object :
            HeaderDatabindingViewController.SelectListener {
            override fun onSelected(item: String) {
                Toast.makeText(applicationContext, item, Toast.LENGTH_SHORT).show()
            }
        })
        recycler_view.apply {
            this.adapter = headerDatabindingViewController.adapter
            this.layoutManager = LinearLayoutManager(applicationContext).apply {
                orientation = LinearLayoutManager.VERTICAL
            }
        }
        headerDatabindingViewController.setData(itemList, false)
    }
}