/
App.js
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/
App.js
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import React, { Component } from 'react'
import {
StyleSheet,
Text,
ScrollView
} from 'react-native'
import ListItems from './Components/listItems'
import AddItems from './Components/addItems'
export default class App extends Component {
constructor (props) {
super(props)
this.state = {
allItems: ['nachos', 'burritos', 'hot dog'],
newItemName: ''
}
}
addItem = () => {
this.setState((state) => ({
allItems: [...state.allItems, state.newItemName],
newItemName: ''
}))
}
setNewItemName = (value) => {
this.setState({newItemName: value})
}
clear = () => {
this.setState({allItems: []})
}
render () {
return (
<ScrollView
contentContainerStyle={styles.container}
keyboardShouldPersistTaps='always'
>
<Text style={styles.welcome}>
Welcome to setState
</Text>
<AddItems
addItem={this.addItem}
setNewItemName={this.setNewItemName}
newItemName={this.state.newItemName}
clear={this.clear}
/>
<ListItems
allItems={this.state.allItems}
/>
</ScrollView>
)
}
}
const styles = StyleSheet.create({
container: {
flex: 1,
alignItems: 'center',
backgroundColor: '#F5FCFF',
padding: 20
},
welcome: {
fontSize: 20,
textAlign: 'center',
margin: 10
}
})