text: import React from 'react';
  
  import {
  	View,
  	Container,
  	Content,
  	Button,
  	Text,
  	Form,
  	Item,
  	Input,
  	Label,
  	List,
  	ListItem,
  	Picker,
  	Grid,
  	Row,
  	Col,
  	Thumbnail
  } from 'native-base';
  
  import {
  	StatusBar,
  	Dimensions,
  	TouchableOpacity,
  	Alert,
  	Image,
  	ScrollView,
  	AsyncStorage,
  	Keyboard
  } from 'react-native';
  import Publicacion from '../classes/Publicacion';
  import FontAwesome, { Icons } from 'react-native-fontawesome';
  import Ticket from '../classes/Ticket'
  import Cropper from '../classes/Cropper';
  import Connection from '../config/connection'
  var ImagePicker = require('react-native-image-picker');
  import DateTimePicker from 'react-native-modal-datetime-picker';
  
  
  var BackHandler = require('BackHandler')
  const moment = require ('moment');
  
  var options = {
    title: 'Cargar imagenes',
    storageOptions: {
      skipBackup: true,
      path: 'images'
    }
  };
  
  export default class Todas extends React.Component{
  
  
  	static navigationOptions = ({navigation}) => ({
  		headerStyle: { backgroundColor: "#01DAC9" },
  	});
  
  
  	constructor(props){
  		super(props);
  		pub = new Ticket();
  		this.state = {
  			stores: [],
  			pub,
  			con: new Connection(),
  			showPicker: false,
  			from: '',
  			ref_startdatetime: null,
  			ref_enddatetime: null,
  			event: null,
  		};
  
  	}
  	componentWillMount(){
  
  		BackHandler.removeEventListener('hardwareBackPress', ()=> true);
  		BackHandler.addEventListener('hardwareBackPress', ()=> this.props.navigation.goBack());
  	}
  
  	render(){
  		return(
  			<View style={styles.container}>
  				
  			</View>
  		);
  	}
  }
  
  const styles = {
  	container: {
  		backgroundColor: "#111111",
  		flex: 1,
  	}
  }