<Page loaded="onPageLoaded">
  <StackLayout id="stack">
    <Button id="button" text="GO!" height="50" width="100" tap="onTap"/>
    <Label id="label" text="{{ selectedIndex }}" height="50" width="100" />
    <ListPicker id="listPicker" selectedIndex="{{ selectedIndex }}" items="{{ items }}"/>
    <DatePicker id="datePicker" day="{{ day }}" month="{{ month }}" year="{{ year }}"/>
    <TimePicker id="timePicker" hour="{{ hour }}" minute="{{ minute }}"/>
  </StackLayout>
</Page>