sembozdemir

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

        MainActivityUI(TodoListAdapter()).setContentView(this)
    }
}

sembozdemir

class MainActivityUI(val todoListAdapter: TodoListAdapter) : AnkoComponent<MainActivity> {

    override fun createView(ui: AnkoContext<MainActivity>) = with(ui) {
        verticalLayout {
            recyclerView {
                val orientation = LinearLayoutManager.VERTICAL
                layoutManager = LinearLayoutManager(ctx, orientation, false)
                addItemDecoration(DividerItemDecoration(ctx, LinearLayout.VERTICAL))
                adapter = todoListAdapter
            }.lparams(width = matchParent,

sembozdemir

fun EditText.asString(): String = this.text.toString()

fun EditText.clear() {
    setText("")
}

sembozdemir

class TodoListAdapter(val arrayList: ArrayList<String> = ArrayList<String>())
    : RecyclerView.Adapter<TodoListAdapter.ViewHolder>() {

    override fun getItemCount(): Int = arrayList.size

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {

        val itemView = TextView(parent.context).apply {
            padding = dip(16)
        }

sembozdemir

class MainActivity : AppCompatActivity() {

    val todoListAdapter = TodoListAdapter()

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

        verticalLayout {
            recyclerView {
                val orientation = LinearLayoutManager.VERTICAL

sembozdemir

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'

android {
    compileSdkVersion 25
    buildToolsVersion "25.0.0"
    defaultConfig {
        applicationId "com.sembozdemir.todokotlin"
        minSdkVersion 16

sembozdemir

verticalLayout {
    val name = editText()
    button("Say Hello") {
        onClick { toast("Hello, ${name.text}!") }
    }
}

sembozdemir

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
    }
}

sembozdemir

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'

android {
    compileSdkVersion 25
    buildToolsVersion "25.0.0"
    defaultConfig {
        applicationId "com.sembozdemir.todokotlin"
        minSdkVersion 16

sembozdemir

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    ext.kotlin_version = '1.0.5'
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.2.2'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"