Kotlin Demo

KotlinActivity.kt

class KotlinActivity : AppCompatActivity() {

    val text = "Made with Kotlin"
    
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_kotlin)
        init()
    }

    private fun init() {
        val toolbar = findViewById(R.id.toolbar) as Toolbar?
        setSupportActionBar(toolbar)
        
        val fab = findViewById(R.id.fab) as FloatingActionButton?
        fab!!.setOnClickListener { openRepo() }
    }
    
    private fun openRepo() {
        val url = "https://github.com/code-crusher/KAndy"
        val i = Intent(Intent.ACTION_VIEW)
        i.data = Uri.parse(url)
        startActivity(i)
    }
}