nicoqueijo

class MainActivity : AppCompatActivity() {

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

    private fun addRow(currency: Currency) {

nicoqueijo

class MainActivity : AppCompatActivity() {

    ...
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        ...
        findViewById<FloatingActionButton>(R.id.floating_action_button).setOnClickListener {
            if (removedCurrencies.isNotEmpty()) {
                removedCurrencies.pop().let {

nicoqueijo

    private fun addRow(currency: Currency) {
        CurrencyRow(this).run row@{
            initRow(currency)
            dragLinearLayout.run {
                addView(this@row)
                setViewDraggable(this@row, this@row)
                scrollableArea.setOnLongClickListener {
                    val indexToRemove = indexOfChild(this@row)
                    addedCurrencies.removeAt(indexToRemove).let {
                        removedCurrencies.push(it)

nicoqueijo

private fun addRow(currency: Currency) {
        CurrencyRow(this).run row@{
            initRow(currency)
            dragLinearLayout.run {
                addView(this@row)
                setViewDraggable(this@row, this@row)
                scrollableArea.setOnLongClickListener {
                    val indexToRemove = indexOfChild(this@row)
                    addedCurrencies.removeAt(indexToRemove).let {
                        removedCurrencies.push(it)

nicoqueijo

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

    private fun addRow(currency: Currency) {
        CurrencyRow(this).run row@{

nicoqueijo

class CurrencyRow(context: Context?, attrs: AttributeSet? = null) :
    ConstraintLayout(context, attrs) {

    val scrollableArea: ConstraintLayout
    ...

    init {
        LayoutInflater.from(context).inflate(R.layout.row_currency, this)
        scrollableArea = findViewById(R.id.scrollable_area)
        ...

nicoqueijo

class MainActivity : AppCompatActivity() {

    private lateinit var scrollView: ScrollView
    private lateinit var dragLinearLayout: DragLinearLayout

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

        scrollView = findViewById(R.id.scroll_view)

nicoqueijo

class MainActivity : AppCompatActivity() {

    private lateinit var scrollView: ScrollView
    private lateinit var dragLinearLayout: DragLinearLayout

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

        scrollView = findViewById(R.id.scroll_view)

nicoqueijo

<?xml version="1.0" encoding="utf-8"?>
<merge xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="64dp"
        android:background="@color/dark_gray">

nicoqueijo

<com.jmedeisis.draglinearlayout.DragLinearLayout
                android:id="@+id/drag_linear_layout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:divider="@drawable/divider"
                android:orientation="vertical"
                android:paddingBottom="90dp"
                android:showDividers="middle|beginning|end" />