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October 28, 2017 20:12
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import React, { Component } from 'react'; | |
import {CheckBox, FlatList, StyleSheet, Text, View} from 'react-native'; | |
import Swipeable from 'react-native-gesture-handler/Swipeable' | |
import {RectButton} from "react-native-gesture-handler"; | |
const initialItems = [ | |
{id: 1, name:'item1'}, | |
{id: 2, name:'item2'}, | |
{id: 3, name:'item3'}, | |
{id: 4, name:'item4'}, | |
{id: 5, name:'item5'}, | |
]; | |
export default class App extends Component { | |
state = {items: initialItems}; | |
_remove = (id) => { | |
let index = this.state.items.findIndex((item) => item.id === id); | |
let items = [...this.state.items.slice(0,index), ...this.state.items.slice(index + 1)]; | |
this.setState({items}) | |
}; | |
_renderLeftActions = () => { | |
return ( | |
<RectButton style={styles.leftAction} /> | |
); | |
}; | |
_renderItem = ({ item }) => ( | |
<Swipeable leftThreshold={50} | |
renderLeftActions={this._renderLeftActions} | |
onSwipeableLeftOpen={() => this._remove(item.id)}> | |
<View style={{backgroundColor: 'white', flexDirection: 'row', alignItems: 'stretch'}}> | |
<CheckBox onChange={() => this._remove(item.id)}/> | |
<Text style={{flex: 1}}>{item.name}</Text> | |
</View> | |
</Swipeable> | |
); | |
_keyExtractor = (item) => item.id; | |
render() { | |
return ( | |
<View style={{flex: 1, flexDirection:'column'}}> | |
<FlatList data={this.state.items} | |
renderItem={this._renderItem} | |
keyExtractor={this._keyExtractor} | |
/> | |
</View> | |
); | |
} | |
} | |
const styles = StyleSheet.create({ | |
container: { | |
flex: 1, | |
justifyContent: 'center', | |
alignItems: 'center', | |
backgroundColor: '#F5FCFF', | |
}, | |
leftAction: { | |
flex: 1, | |
backgroundColor: '#388e3c', | |
justifyContent: 'center', | |
}, | |
}); |
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