setup.js

import React, {Component} from 'react'
import {Navigator} from "react-native-deprecated-custom-components";
import WelcomePage from './app/ui/WelcomePage'
import './app/dao/AsyncStorageConfig';

export default class SetUp extends Component {

    constructor(props) {
        super(props);
        this.state = {};
    }

    _renderScene(route, navigator) {
        let Component = route.component;
        return (
            <Component {...route.params} navigator={navigator}/>
        );
    }

    render() {
        return (
            <Navigator
                initialRoute={{
                    name: 'WelcomePage',
                    component: WelcomePage
                }}
                renderScene={(e, i) => this._renderScene(e, i)}
            />
        );
    }
}