<TextView
            style="@style/AppLabelStyle"
            android:text="@string/date_of_birth" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="40dp"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:background="@drawable/bg_editbox">

            <TextView
                android:id="@+id/txDOB"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="3"
                android:text="DD-MM-YYYY"
                android:paddingLeft="5dp"
                android:gravity="center_vertical"/>

            <ImageView
                android:id="@+id/imDOB"
                android:layout_width="30dp"
                android:layout_height="30dp"
                android:src="@drawable/ic_calendar"/>
        </LinearLayout>

class SignUpActivity : AppCompatActivity(), AdapterView.OnItemSelectedListener {
    private val cal = Calendar.getInstance()
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_sign_up)
        updateDOBOnUI()


        val dateChangeListener = DatePickerDialog.OnDateSetListener{datePicker, year, month, dayOfMonth ->
            cal.set(Calendar.YEAR, year)
            cal.set(Calendar.MONTH, month)
            cal.set(Calendar.DAY_OF_MONTH, dayOfMonth)
            updateDOBOnUI()
        }

        imDOB.setOnClickListener {
            DatePickerDialog(
                this,
                dateChangeListener,
                cal.get(Calendar.YEAR),
                cal.get(Calendar.MONTH),
                cal.get(Calendar.DAY_OF_MONTH)
            ).show()
        }
    }