TextInput.kt

class TextInput @JvmOverloads constructor(context: Context, attrSet: AttributeSet? = null, defStyleAttr: Int = 0)
    : FrameLayout(context, attrSet, defStyleAttr), FieldInput {

    override var key: String = ""
    private val textInput: TextInputEditText

    init {
        val view = inflate(context, R.layout.text_input, this)
        textInput = view.findViewById(R.id.editText)
        
        //This is necessary to avoid having the same component twice on the screen with the same id.
        textInput.id = View.generateViewId()
    }

    override fun getValue(): String {
        return textInput.text.toString()
    }

    override fun setHint(hint: String) {
        textInput.hint = hint
    }

}