layout.js

class App extends React.Component {
  render() {
    return (
      <View>
        <View>
          <Text>Header</Text>
        </View>
        <ScrollView>
          <Button title="Awesome Button" />
        </ScrollView>
        <View>
          <Text>I am the footer</Text>
        </View>
      </View>
    );
  }
}