应用如下:
<Picker
selectedValue={this.state.language}
onValueChange={(lang) => this.setState({language...调用时带有如下参数:
itemValue: 被选中项的value属性
itemPosition: 被选中项在picker中的索引位置
selectedValue
默认选中的值。...() => this.setState({hide: true}),
500
);
}
完整代码:
'use strict';
import React..., { Component } from 'react';
import {
StyleSheet,
View,
Image,
Text,
TouchableHighlight...,
Animated,
Easing,
Dimensions,
Picker,
TouchableOpacity,
} from 'react-native'