"use strict"

import React, { Component } from ‘react‘;
import {
    AppRegistry, // 注册组件,是应用的JS运行入口
    StyleSheet,  // 样式表, 类似于一个集合包含各个组件的属性
    ListView,
    Dimensions,
    Text,
    TouchableOpacity,
    Image,
    View
} from ‘react-native‘;

const { width, height } = Dimensions.get(‘window‘)

var IMAGES = [
    require(‘./Resource/Test/1.png‘),
    require(‘./Resource/Test/2.jpeg‘),
    require(‘./Resource/Test/3.png‘),
    require(‘./Resource/Test/1.png‘),
    require(‘./Resource/Test/2.jpeg‘),
    require(‘./Resource/Test/3.png‘),
    require(‘./Resource/Test/1.png‘),
    require(‘./Resource/Test/2.jpeg‘),
    require(‘./Resource/Test/3.png‘)

];

// 声明一个 Helloworld 组件
class HelloWorld extends Component {

    constructor(props) {

        super(props);
        const ds = new ListView.DataSource({
            rowHasChanged: (r1, r2) => r1 !== r2 //
        });
        this.state = {

            dataSource: ds.cloneWithRows([‘  1‘, ‘ 2‘, ‘3‘, ‘4‘, ‘5‘, ‘6‘, ‘7‘, ‘8‘, ])
        };
    }

    // cell 点击方法
    touchRow(e) {

        alert(‘第 ‘ + e + ‘ 行‘)
    }

    // 自定义row(看作cell)
    renderRow(rowData, sectionID, rowID) {
        var imgSource = IMAGES[rowID];
        return (
            <TouchableOpacity onPress={() => this.touchRow(rowData)}>
                <View style={styles.rowViewStyle}>
                    <Image style={styles.imageThumb} source={imgSource} />
                    <Text style={styles.textStyle}>
                            {rowData + ‘自定义追加内容,默认自动换行。  自定义追加内容,默认自动换行。  自定义追加内容,默认自动换行。  ‘}
                    </Text>
                </View>
            </TouchableOpacity>
        );
    }

    render() { // 渲染

      return (

          <View style={styles.container}>
              <ListView contentContainerStyle={styles.listViewStyle}
                        showsVerticalScrollIndicator={true}
                        dataSource={this.state.dataSource}
                        renderRow={(rowData, sectionID, rowID) => this.renderRow(rowData, sectionID, rowID)}
              />
          </View>
    );
  }
}


const styles = StyleSheet.create({

    container: {
        flex: 1, // 当一个元素定义了flex属性时，表示该元素是可伸缩的（flex的属性值大于0的时候才可伸缩）,
        backgroundColor: ‘white‘,
        paddingTop: 20,  // 父组件View,距离屏幕顶部20(状态栏)
        // width: 300, //把 flex: 1 去掉,自行设定width height,可看一下效果
        // height:400,
    },
    listViewStyle: {
        backgroundColor: ‘red‘ // listView北京颜色

    },
    textStyle: {
        flex: 1,
        color: ‘black‘,
        fontSize: 16,
    },
    rowViewStyle: {
        flexDirection: ‘row‘,
        justifyContent: ‘center‘,
        padding: 10,
        backgroundColor: ‘#F6F6F6‘,
    },
    imageThumb: {
        width: 50,
        height: 50,
    },
});

AppRegistry.registerComponent(‘HelloWorld‘, () => HelloWorld);

React Native 自定义ListView