小编Bra*_*n M的帖子

我有一个iOS应用程序,我正在使用react-native.Game类包含一个ListView组件.我在构造函数中设置状态并包含一个dataSource.我现在有一个硬编码的数据数组,我存储在不同的state属性(this.state.ds)中.然后在componentDidMount我使用该cloneWithRows方法克隆我this.state.ds作为我的视图的dataSource.就ListViews来说,这是非常标准的并且运行良好.这是代码:

/**
 * Sample React Native App
 * https://github.com/facebook/react-native
 */
'use strict';

 var React = require("react-native");
 var { StyleSheet, Text, View, ListView, TouchableHighlight } = React;

class Games extends React.Component {
constructor(props) {
    super(props);
    var ds = new ListView.DataSource({
        rowHasChanged: (r1, r2) => r1 != r2
    });
    this.state = {
        ds: [
            { AwayTeam: "TeamA", HomeTeam: "TeamB", Selection: "AwayTeam" },
            { AwayTeam: "TeamC", HomeTeam: "TeamD", Selection: "HomeTeam" }
        ],
        dataSource: …